diff options
1044 files changed, 19965 insertions, 12754 deletions
diff --git a/Documentation/BUG-HUNTING b/Documentation/BUG-HUNTING index 65b97e1dbf7..35f5bd24333 100644 --- a/Documentation/BUG-HUNTING +++ b/Documentation/BUG-HUNTING @@ -191,6 +191,30 @@ e.g. crash dump output as shown by Dave Miller. > mov 0x8(%ebp), %ebx ! %ebx = skb->sk > mov 0x13c(%ebx), %eax ! %eax = inet_sk(sk)->opt +In addition, you can use GDB to figure out the exact file and line +number of the OOPS from the vmlinux file. If you have +CONFIG_DEBUG_INFO enabled, you can simply copy the EIP value from the +OOPS: + + EIP: 0060:[<c021e50e>] Not tainted VLI + +And use GDB to translate that to human-readable form: + + gdb vmlinux + (gdb) l *0xc021e50e + +If you don't have CONFIG_DEBUG_INFO enabled, you use the function +offset from the OOPS: + + EIP is at vt_ioctl+0xda8/0x1482 + +And recompile the kernel with CONFIG_DEBUG_INFO enabled: + + make vmlinux + gdb vmlinux + (gdb) p vt_ioctl + (gdb) l *(0x<address of vt_ioctl> + 0xda8) + Another very useful option of the Kernel Hacking section in menuconfig is Debug memory allocations. This will help you see whether data has been initialised and not set before use etc. To see the values that get assigned diff --git a/Documentation/CodingStyle b/Documentation/CodingStyle index afc28677589..b49b92edb39 100644 --- a/Documentation/CodingStyle +++ b/Documentation/CodingStyle @@ -495,29 +495,40 @@ re-formatting you may want to take a look at the man page. But remember: "indent" is not a fix for bad programming. - Chapter 10: Configuration-files + Chapter 10: Kconfig configuration files -For configuration options (arch/xxx/Kconfig, and all the Kconfig files), -somewhat different indentation is used. +For all of the Kconfig* configuration files throughout the source tree, +the indentation is somewhat different. Lines under a "config" definition +are indented with one tab, while help text is indented an additional two +spaces. Example: -Help text is indented with 2 spaces. - -if CONFIG_EXPERIMENTAL - tristate CONFIG_BOOM - default n - help - Apply nitroglycerine inside the keyboard (DANGEROUS) - bool CONFIG_CHEER - depends on CONFIG_BOOM - default y +config AUDIT + bool "Auditing support" + depends on NET help - Output nice messages when you explode -endif + Enable auditing infrastructure that can be used with another + kernel subsystem, such as SELinux (which requires this for + logging of avc messages output). Does not do system-call + auditing without CONFIG_AUDITSYSCALL. + +Features that might still be considered unstable should be defined as +dependent on "EXPERIMENTAL": + +config SLUB + depends on EXPERIMENTAL && !ARCH_USES_SLAB_PAGE_STRUCT + bool "SLUB (Unqueued Allocator)" + ... + +while seriously dangerous features (such as write support for certain +filesystems) should advertise this prominently in their prompt string: + +config ADFS_FS_RW + bool "ADFS write support (DANGEROUS)" + depends on ADFS_FS + ... -Generally, CONFIG_EXPERIMENTAL should surround all options not considered -stable. All options that are known to trash data (experimental write- -support for file-systems, for instance) should be denoted (DANGEROUS), other -experimental options should be denoted (EXPERIMENTAL). +For full documentation on the configuration files, see the file +Documentation/kbuild/kconfig-language.txt. Chapter 11: Data structures diff --git a/Documentation/DocBook/gadget.tmpl b/Documentation/DocBook/gadget.tmpl index e7fc9643340..6996d977bf8 100644 --- a/Documentation/DocBook/gadget.tmpl +++ b/Documentation/DocBook/gadget.tmpl @@ -52,7 +52,7 @@ <toc></toc> -<chapter><title>Introduction</title> +<chapter id="intro"><title>Introduction</title> <para>This document presents a Linux-USB "Gadget" kernel mode diff --git a/Documentation/DocBook/usb.tmpl b/Documentation/DocBook/usb.tmpl index a2ebd651b05..af293606fbe 100644 --- a/Documentation/DocBook/usb.tmpl +++ b/Documentation/DocBook/usb.tmpl @@ -185,7 +185,7 @@ </chapter> -<chapter><title>USB-Standard Types</title> +<chapter id="types"><title>USB-Standard Types</title> <para>In <filename><linux/usb/ch9.h></filename> you will find the USB data types defined in chapter 9 of the USB specification. @@ -197,7 +197,7 @@ </chapter> -<chapter><title>Host-Side Data Types and Macros</title> +<chapter id="hostside"><title>Host-Side Data Types and Macros</title> <para>The host side API exposes several layers to drivers, some of which are more necessary than others. @@ -211,7 +211,7 @@ </chapter> - <chapter><title>USB Core APIs</title> + <chapter id="usbcore"><title>USB Core APIs</title> <para>There are two basic I/O models in the USB API. The most elemental one is asynchronous: drivers submit requests @@ -248,7 +248,7 @@ !Edrivers/usb/core/hub.c </chapter> - <chapter><title>Host Controller APIs</title> + <chapter id="hcd"><title>Host Controller APIs</title> <para>These APIs are only for use by host controller drivers, most of which implement standard register interfaces such as @@ -285,7 +285,7 @@ !Idrivers/usb/core/buffer.c </chapter> - <chapter> + <chapter id="usbfs"> <title>The USB Filesystem (usbfs)</title> <para>This chapter presents the Linux <emphasis>usbfs</emphasis>. @@ -317,7 +317,7 @@ not it has a kernel driver. </para> - <sect1> + <sect1 id="usbfs-files"> <title>What files are in "usbfs"?</title> <para>Conventionally mounted at @@ -356,7 +356,7 @@ </sect1> - <sect1> + <sect1 id="usbfs-fstab"> <title>Mounting and Access Control</title> <para>There are a number of mount options for usbfs, which will @@ -439,7 +439,7 @@ </sect1> - <sect1> + <sect1 id="usbfs-devices"> <title>/proc/bus/usb/devices</title> <para>This file is handy for status viewing tools in user @@ -473,7 +473,7 @@ for (;;) { </para> </sect1> - <sect1> + <sect1 id="usbfs-bbbddd"> <title>/proc/bus/usb/BBB/DDD</title> <para>Use these files in one of these basic ways: @@ -510,7 +510,7 @@ for (;;) { </sect1> - <sect1> + <sect1 id="usbfs-lifecycle"> <title>Life Cycle of User Mode Drivers</title> <para>Such a driver first needs to find a device file @@ -565,7 +565,7 @@ for (;;) { </sect1> - <sect1><title>The ioctl() Requests</title> + <sect1 id="usbfs-ioctl"><title>The ioctl() Requests</title> <para>To use these ioctls, you need to include the following headers in your userspace program: @@ -604,7 +604,7 @@ for (;;) { </para> - <sect2> + <sect2 id="usbfs-mgmt"> <title>Management/Status Requests</title> <para>A number of usbfs requests don't deal very directly @@ -736,7 +736,7 @@ usbdev_ioctl (int fd, int ifno, unsigned request, void *param) </sect2> - <sect2> + <sect2 id="usbfs-sync"> <title>Synchronous I/O Support</title> <para>Synchronous requests involve the kernel blocking @@ -865,7 +865,7 @@ usbdev_ioctl (int fd, int ifno, unsigned request, void *param) </variablelist> </sect2> - <sect2> + <sect2 id="usbfs-async"> <title>Asynchronous I/O Support</title> <para>As mentioned above, there are situations where it may be diff --git a/Documentation/HOWTO b/Documentation/HOWTO index 48123dba5e6..ced9207bedc 100644 --- a/Documentation/HOWTO +++ b/Documentation/HOWTO @@ -396,26 +396,6 @@ bugme-janitor mailing list (every change in the bugzilla is mailed here) -Managing bug reports --------------------- - -One of the best ways to put into practice your hacking skills is by fixing -bugs reported by other people. Not only you will help to make the kernel -more stable, you'll learn to fix real world problems and you will improve -your skills, and other developers will be aware of your presence. Fixing -bugs is one of the best ways to get merits among other developers, because -not many people like wasting time fixing other people's bugs. - -To work in the already reported bug reports, go to http://bugzilla.kernel.org. -If you want to be advised of the future bug reports, you can subscribe to the -bugme-new mailing list (only new bug reports are mailed here) or to the -bugme-janitor mailing list (every change in the bugzilla is mailed here) - - http://lists.osdl.org/mailman/listinfo/bugme-new - http://lists.osdl.org/mailman/listinfo/bugme-janitors - - - Mailing lists ------------- diff --git a/Documentation/SubmitChecklist b/Documentation/SubmitChecklist index 3af3e65cf43..6ebffb57e3d 100644 --- a/Documentation/SubmitChecklist +++ b/Documentation/SubmitChecklist @@ -84,3 +84,9 @@ kernel patches. 24: Avoid whitespace damage such as indenting with spaces or whitespace at the end of lines. You can test this by feeding the patch to "git apply --check --whitespace=error-all" + +25: Check your patch for general style as detailed in + Documentation/CodingStyle. Check for trivial violations with the + patch style checker prior to submission (scripts/checkpatch.pl). + You should be able to justify all violations that remain in + your patch. diff --git a/Documentation/SubmittingPatches b/Documentation/SubmittingPatches index a417b25fb1a..0958e97d4bf 100644 --- a/Documentation/SubmittingPatches +++ b/Documentation/SubmittingPatches @@ -118,7 +118,20 @@ then only post say 15 or so at a time and wait for review and integration. -4) Select e-mail destination. +4) Style check your changes. + +Check your patch for basic style violations, details of which can be +found in Documentation/CodingStyle. Failure to do so simply wastes +the reviewers time and will get your patch rejected, probabally +without even being read. + +At a minimum you should check your patches with the patch style +checker prior to submission (scripts/patchcheck.pl). You should +be able to justify all violations that remain in your patch. + + + +5) Select e-mail destination. Look through the MAINTAINERS file and the source code, and determine if your change applies to a specific subsystem of the kernel, with @@ -146,7 +159,7 @@ discussed should the patch then be submitted to Linus. -5) Select your CC (e-mail carbon copy) list. +6) Select your CC (e-mail carbon copy) list. Unless you have a reason NOT to do so, CC linux-kernel@vger.kernel.org. @@ -187,8 +200,7 @@ URL: <http://www.kernel.org/pub/linux/kernel/people/bunk/trivial/> - -6) No MIME, no links, no compression, no attachments. Just plain text. +7) No MIME, no links, no compression, no attachments. Just plain text. Linus and other kernel developers need to be able to read and comment on the changes you are submitting. It is important for a kernel @@ -223,9 +235,9 @@ pref("mailnews.display.disable_format_flowed_support", true); -7) E-mail size. +8) E-mail size. -When sending patches to Linus, always follow step #6. +When sending patches to Linus, always follow step #7. Large changes are not appropriate for mailing lists, and some maintainers. If your patch, uncompressed, exceeds 40 kB in size, @@ -234,7 +246,7 @@ server, and provide instead a URL (link) pointing to your patch. -8) Name your kernel version. +9) Name your kernel version. It is important to note, either in the subject line or in the patch description, the kernel version to which this patch applies. @@ -244,7 +256,7 @@ Linus will not apply it. -9) Don't get discouraged. Re-submit. +10) Don't get discouraged. Re-submit. After you have submitted your change, be patient and wait. If Linus likes your change and applies it, it will appear in the next version @@ -270,7 +282,7 @@ When in doubt, solicit comments on linux-kernel mailing list. -10) Include PATCH in the subject +11) Include PATCH in the subject Due to high e-mail traffic to Linus, and to linux-kernel, it is common convention to prefix your subject line with [PATCH]. This lets Linus @@ -279,7 +291,7 @@ e-mail discussions. -11) Sign your work +12) Sign your work To improve tracking of who did what, especially with patches that can percolate to their final resting place in the kernel through several @@ -328,7 +340,32 @@ now, but you can do this to mark internal company procedures or just point out some special detail about the sign-off. -12) The canonical patch format +13) When to use Acked-by: + +The Signed-off-by: tag indicates that the signer was involved in the +development of the patch, or that he/she was in the patch's delivery path. + +If a person was not directly involved in the preparation or handling of a +patch but wishes to signify and record their approval of it then they can +arrange to have an Acked-by: line added to the patch's changelog. + +Acked-by: is often used by the maintainer of the affected code when that +maintainer neither contributed to nor forwarded the patch. + +Acked-by: is not as formal as Signed-off-by:. It is a record that the acker +has at least reviewed the patch and has indicated acceptance. Hence patch +mergers will sometimes manually convert an acker's "yep, looks good to me" +into an Acked-by:. + +Acked-by: does not necessarily indicate acknowledgement of the entire patch. +For example, if a patch affects multiple subsystems and has an Acked-by: from +one subsystem maintainer then this usually indicates acknowledgement of just +the part which affects that maintainer's code. Judgement should be used here. + When in doubt people should refer to the original discussion in the mailing +list archives. + + +14) The canonical patch format The canonical patch subject line is: @@ -427,6 +464,10 @@ section Linus Computer Science 101. Nuff said. If your code deviates too much from this, it is likely to be rejected without further review, and without comment. +Check your patches with the patch style checker prior to submission +(scripts/checkpatch.pl). You should be able to justify all +violations that remain in your patch. + 2) #ifdefs are ugly diff --git a/Documentation/atomic_ops.txt b/Documentation/atomic_ops.txt index 2a63d5662a9..05851e9982e 100644 --- a/Documentation/atomic_ops.txt +++ b/Documentation/atomic_ops.txt @@ -149,7 +149,7 @@ defined which accomplish this: void smp_mb__before_atomic_dec(void); void smp_mb__after_atomic_dec(void); void smp_mb__before_atomic_inc(void); - void smp_mb__after_atomic_dec(void); + void smp_mb__after_atomic_inc(void); For example, smp_mb__before_atomic_dec() can be used like so: diff --git a/Documentation/block/capability.txt b/Documentation/block/capability.txt new file mode 100644 index 00000000000..2f1729424ef --- /dev/null +++ b/Documentation/block/capability.txt @@ -0,0 +1,15 @@ +Generic Block Device Capability +=============================================================================== +This file documents the sysfs file block/<disk>/capability + +capability is a hex word indicating which capabilities a specific disk +supports. For more information on bits not listed here, see +include/linux/genhd.h + +Capability Value +------------------------------------------------------------------------------- +GENHD_FL_MEDIA_CHANGE_NOTIFY 4 + When this bit is set, the disk supports Asynchronous Notification + of media change events. These events will be broadcast to user + space via kernel uevent. + diff --git a/Documentation/dontdiff b/Documentation/dontdiff index 64e9f6c4826..595a5ea4c69 100644 --- a/Documentation/dontdiff +++ b/Documentation/dontdiff @@ -10,10 +10,12 @@ *.grp *.gz *.html +*.i *.jpeg *.ko *.log *.lst +*.moc *.mod.c *.o *.orig @@ -25,6 +27,9 @@ *.s *.sgml *.so +*.symtypes +*.tab.c +*.tab.h *.tex *.ver *.xml @@ -32,9 +37,13 @@ *_vga16.c *cscope* *~ +*.9 +*.9.gz .* .cscope 53c700_d.h +53c7xx_d.h +53c7xx_u.h 53c8xx_d.h* BitKeeper COPYING @@ -70,9 +79,11 @@ bzImage* classlist.h* comp*.log compile.h* +conf config config-* config_data.h* +config_data.gz* conmakehash consolemap_deftbl.c* crc32table.h* @@ -81,18 +92,23 @@ defkeymap.c* devlist.h* docproc dummy_sym.c* +elf2ecoff elfconfig.h* filelist fixdep fore200e_mkfirm fore200e_pca_fw.c* +gconf gen-devlist gen-kdb_cmds.c* gen_crc32table gen_init_cpio genksyms gentbl +*_gray256.c ikconfig.h* +initramfs_data.cpio +initramfs_data.cpio.gz initramfs_list kallsyms kconfig @@ -100,19 +116,30 @@ kconfig.tk keywords.c* ksym.c* ksym.h* +kxgettext +lkc_defs.h lex.c* +lex.*.c +lk201-map.c logo_*.c logo_*_clut224.c logo_*_mono.c lxdialog mach-types mach-types.h +machtypes.h make_times_h map maui_boot.h +mconf +miboot* mk_elfconfig +mkboot +mkbugboot mkdep +mkprep mktables +mktree modpost modversions.h* offset.h @@ -120,18 +147,28 @@ offsets.h oui.c* parse.c* parse.h* +patches* +pca200e.bin +pca200e_ecd.bin2 +piggy.gz +piggyback pnmtologo ppc_defs.h* promcon_tbl.c* pss_boot.h +qconf raid6altivec*.c raid6int*.c raid6tables.c +relocs +series setup sim710_d.h* +sImage sm_tbl* split-include tags +tftpboot.img times.h* tkparse trix_boot.h @@ -139,8 +176,11 @@ utsrelease.h* version.h* vmlinux vmlinux-* +vmlinux.aout vmlinux.lds vsyscall.lds wanxlfw.inc uImage -zImage +unifdef +zImage* +zconf.hash.c diff --git a/Documentation/driver-model/platform.txt b/Documentation/driver-model/platform.txt index 19c4a6e1367..2a97320ee17 100644 --- a/Documentation/driver-model/platform.txt +++ b/Documentation/driver-model/platform.txt @@ -96,6 +96,46 @@ System setup also associates those clocks with the device, so that that calls to clk_get(&pdev->dev, clock_name) return them as needed. +Legacy Drivers: Device Probing +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +Some drivers are not fully converted to the driver model, because they take +on a non-driver role: the driver registers its platform device, rather than +leaving that for system infrastructure. Such drivers can't be hotplugged +or coldplugged, since those mechanisms require device creation to be in a +different system component than the driver. + +The only "good" reason for this is to handle older system designs which, like +original IBM PCs, rely on error-prone "probe-the-hardware" models for hardware +configuration. Newer systems have largely abandoned that model, in favor of +bus-level support for dynamic configuration (PCI, USB), or device tables +provided by the boot firmware (e.g. PNPACPI on x86). There are too many +conflicting options about what might be where, and even educated guesses by +an operating system will be wrong often enough to make trouble. + +This style of driver is discouraged. If you're updating such a driver, +please try to move the device enumeration to a more appropriate location, +outside the driver. This will usually be cleanup, since such drivers +tend to already have "normal" modes, such as ones using device nodes that +were created by PNP or by platform device setup. + +None the less, there are some APIs to support such legacy drivers. Avoid +using these calls except with such hotplug-deficient drivers. + + struct platform_device *platform_device_alloc( + char *name, unsigned id); + +You can use platform_device_alloc() to dynamically allocate a device, which +you will then initialize with resources and platform_device_register(). +A better solution is usually: + + struct platform_device *platform_device_register_simple( + char *name, unsigned id, + struct resource *res, unsigned nres); + +You can use platform_device_register_simple() as a one-step call to allocate +and register a device. + + Device Naming and Driver Binding ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ The platform_device.dev.bus_id is the canonical name for the devices. diff --git a/Documentation/feature-removal-schedule.txt b/Documentation/feature-removal-schedule.txt index 5c8695a3d13..7d3f205b0ba 100644 --- a/Documentation/feature-removal-schedule.txt +++ b/Documentation/feature-removal-schedule.txt @@ -62,7 +62,7 @@ Who: Dan Dennedy <dan@dennedy.org>, Stefan Richter <stefanr@s5r6.in-berlin.de> What: old NCR53C9x driver When: October 2007 Why: Replaced by the much better esp_scsi driver. Actual low-level - driver can ported over almost trivially. + driver can be ported over almost trivially. Who: David Miller <davem@davemloft.net> Christoph Hellwig <hch@lst.de> @@ -70,6 +70,7 @@ Who: David Miller <davem@davemloft.net> What: Video4Linux API 1 ioctls and video_decoder.h from Video devices. When: December 2006 +Files: include/linux/video_decoder.h Why: V4L1 AP1 was replaced by V4L2 API. during migration from 2.4 to 2.6 series. The old API have lots of drawbacks and don't provide enough means to work with all video and audio standards. The newer API is @@ -103,6 +104,7 @@ Who: Dominik Brodowski <linux@brodo.de> What: remove EXPORT_SYMBOL(kernel_thread) When: August 2006 Files: arch/*/kernel/*_ksyms.c +Funcs: kernel_thread Why: kernel_thread is a low-level implementation detail. Drivers should use the <linux/kthread.h> API instead which shields them from implementation details and provides a higherlevel interface that diff --git a/Documentation/filesystems/directory-locking b/Documentation/filesystems/directory-locking index d7099a9266f..ff7b611abf3 100644 --- a/Documentation/filesystems/directory-locking +++ b/Documentation/filesystems/directory-locking @@ -1,5 +1,6 @@ Locking scheme used for directory operations is based on two -kinds of locks - per-inode (->i_sem) and per-filesystem (->s_vfs_rename_sem). +kinds of locks - per-inode (->i_mutex) and per-filesystem +(->s_vfs_rename_mutex). For our purposes all operations fall in 5 classes: @@ -63,7 +64,7 @@ objects - A < B iff A is an ancestor of B. attempt to acquire some lock and already holds at least one lock. Let's consider the set of contended locks. First of all, filesystem lock is not contended, since any process blocked on it is not holding any locks. -Thus all processes are blocked on ->i_sem. +Thus all processes are blocked on ->i_mutex. Non-directory objects are not contended due to (3). Thus link creation can't be a part of deadlock - it can't be blocked on source diff --git a/Documentation/filesystems/porting b/Documentation/filesystems/porting index 5531694059a..dac45c92d87 100644 --- a/Documentation/filesystems/porting +++ b/Documentation/filesystems/porting @@ -107,7 +107,7 @@ free to drop it... --- [informational] -->link() callers hold ->i_sem on the object we are linking to. Some of your +->link() callers hold ->i_mutex on the object we are linking to. Some of your problems might be over... --- @@ -130,9 +130,9 @@ went in - and hadn't been documented ;-/). Just remove it from fs_flags --- [mandatory] -->setattr() is called without BKL now. Caller _always_ holds ->i_sem, so -watch for ->i_sem-grabbing code that might be used by your ->setattr(). -Callers of notify_change() need ->i_sem now. +->setattr() is called without BKL now. Caller _always_ holds ->i_mutex, so +watch for ->i_mutex-grabbing code that might be used by your ->setattr(). +Callers of notify_change() need ->i_mutex now. --- [recommended] diff --git a/Documentation/filesystems/tmpfs.txt b/Documentation/filesystems/tmpfs.txt index 6dd050878a2..145e4408635 100644 --- a/Documentation/filesystems/tmpfs.txt +++ b/Documentation/filesystems/tmpfs.txt @@ -94,10 +94,10 @@ largest node numbers in the range. For example, mpol=bind:0-3,5,7,9-15 Note that trying to mount a tmpfs with an mpol option will fail if the running kernel does not support NUMA; and will fail if its nodelist -specifies a node >= MAX_NUMNODES. If your system relies on that tmpfs -being mounted, but from time to time runs a kernel built without NUMA -capability (perhaps a safe recovery kernel), or configured to support -fewer nodes, then it is advisable to omit the mpol option from automatic +specifies a node which is not online. If your system relies on that +tmpfs being mounted, but from time to time runs a kernel built without +NUMA capability (perhaps a safe recovery kernel), or with fewer nodes +online, then it is advisable to omit the mpol option from automatic mount options. It can be added later, when the tmpfs is already mounted on MountPoint, by 'mount -o remount,mpol=Policy:NodeList MountPoint'. @@ -121,4 +121,4 @@ RAM/SWAP in 10240 inodes and it is only accessible by root. Author: Christoph Rohland <cr@sap.com>, 1.12.01 Updated: - Hugh Dickins <hugh@veritas.com>, 19 February 2006 + Hugh Dickins <hugh@veritas.com>, 4 June 2007 diff --git a/Documentation/firmware_class/README b/Documentation/firmware_class/README index e9cc8bb26f7..c3480aa66ba 100644 --- a/Documentation/firmware_class/README +++ b/Documentation/firmware_class/README @@ -1,7 +1,7 @@ request_firmware() hotplug interface: ------------------------------------ - Copyright (C) 2003 Manuel Estrada Sainz <ranty@debian.org> + Copyright (C) 2003 Manuel Estrada Sainz Why: --- diff --git a/Documentation/firmware_class/firmware_sample_driver.c b/Documentation/firmware_class/firmware_sample_driver.c index 87feccdb5c9..6865cbe075e 100644 --- a/Documentation/firmware_class/firmware_sample_driver.c +++ b/Documentation/firmware_class/firmware_sample_driver.c @@ -1,7 +1,7 @@ /* * firmware_sample_driver.c - * - * Copyright (c) 2003 Manuel Estrada Sainz <ranty@debian.org> + * Copyright (c) 2003 Manuel Estrada Sainz * * Sample code on how to use request_firmware() from drivers. * diff --git a/Documentation/firmware_class/firmware_sample_firmware_class.c b/Documentation/firmware_class/firmware_sample_firmware_class.c index 9e1b0e4051c..4994f1f28f8 100644 --- a/Documentation/firmware_class/firmware_sample_firmware_class.c +++ b/Documentation/firmware_class/firmware_sample_firmware_class.c @@ -1,7 +1,7 @@ /* * firmware_sample_firmware_class.c - * - * Copyright (c) 2003 Manuel Estrada Sainz <ranty@debian.org> + * Copyright (c) 2003 Manuel Estrada Sainz * * NOTE: This is just a probe of concept, if you think that your driver would * be well served by this mechanism please contact me first. @@ -19,7 +19,7 @@ #include <linux/firmware.h> -MODULE_AUTHOR("Manuel Estrada Sainz <ranty@debian.org>"); +MODULE_AUTHOR("Manuel Estrada Sainz"); MODULE_DESCRIPTION("Hackish sample for using firmware class directly"); MODULE_LICENSE("GPL"); diff --git a/Documentation/hrtimer/timer_stats.txt b/Documentation/hrtimer/timer_stats.txt index 27f782e3593..22b0814d0ad 100644 --- a/Documentation/hrtimer/timer_stats.txt +++ b/Documentation/hrtimer/timer_stats.txt @@ -2,9 +2,10 @@ timer_stats - timer usage statistics ------------------------------------ timer_stats is a debugging facility to make the timer (ab)usage in a Linux -system visible to kernel and userspace developers. It is not intended for -production usage as it adds significant overhead to the (hr)timer code and the -(hr)timer data structures. +system visible to kernel and userspace developers. If enabled in the config +but not used it has almost zero runtime overhead, and a relatively small +data structure overhead. Even if collection is enabled runtime all the +locking is per-CPU and lookup is hashed. timer_stats should be used by kernel and userspace developers to verify that their code does not make unduly use of timers. This helps to avoid unnecessary diff --git a/Documentation/i386/boot.txt b/Documentation/i386/boot.txt index 66fa67fec2a..35985b34d5a 100644 --- a/Documentation/i386/boot.txt +++ b/Documentation/i386/boot.txt @@ -2,7 +2,7 @@ ---------------------------- H. Peter Anvin <hpa@zytor.com> - Last update 2007-05-16 + Last update 2007-05-23 On the i386 platform, the Linux kernel uses a rather complicated boot convention. This has evolved partially due to historical aspects, as @@ -202,6 +202,8 @@ All general purpose boot loaders should write the fields marked nonstandard address should fill in the fields marked (reloc); other boot loaders can ignore those fields. +The byte order of all fields is littleendian (this is x86, after all.) + Field name: setup_secs Type: read Offset/size: 0x1f1/1 @@ -280,14 +282,16 @@ Type: read Offset/size: 0x206/2 Protocol: 2.00+ - Contains the boot protocol version, e.g. 0x0204 for version 2.04. + Contains the boot protocol version, in (major << 8)+minor format, + e.g. 0x0204 for version 2.04, and 0x0a11 for a hypothetical version + 10.17. Field name: readmode_swtch Type: modify (optional) Offset/size: 0x208/4 Protocol: 2.00+ - Boot loader hook (see separate chapter.) + Boot loader hook (see ADVANCED BOOT LOADER HOOKS below.) Field name: start_sys Type: read @@ -304,10 +308,17 @@ Protocol: 2.00+ If set to a nonzero value, contains a pointer to a NUL-terminated human-readable kernel version number string, less 0x200. This can be used to display the kernel version to the user. This value - should be less than (0x200*setup_sects). For example, if this value - is set to 0x1c00, the kernel version number string can be found at - offset 0x1e00 in the kernel file. This is a valid value if and only - if the "setup_sects" field contains the value 14 or higher. + should be less than (0x200*setup_sects). + + For example, if this value is set to 0x1c00, the kernel version + number string can be found at offset 0x1e00 in the kernel file. + This is a valid value if and only if the "setup_sects" field + contains the value 15 or higher, as: + + 0x1c00 < 15*0x200 (= 0x1e00) but + 0x1c00 >= 14*0x200 (= 0x1c00) + + 0x1c00 >> 9 = 14, so the minimum value for setup_secs is 15. Field name: type_of_loader Type: write (obligatory) @@ -377,7 +388,7 @@ Protocol: 2.00+ This field can be modified for two purposes: - 1. as a boot loader hook (see separate chapter.) + 1. as a boot loader hook (see ADVANCED BOOT LOADER HOOKS below.) 2. if a bootloader which does not install a hook loads a relocatable kernel at a nonstandard address it will have to modify @@ -715,7 +726,7 @@ switched off, especially if the loaded kernel has the floppy driver as a demand-loaded module! -**** ADVANCED BOOT TIME HOOKS +**** ADVANCED BOOT LOADER HOOKS If the boot loader runs in a particularly hostile environment (such as LOADLIN, which runs under DOS) it may be impossible to follow the @@ -740,4 +751,5 @@ IMPORTANT: All the hooks are required to preserve %esp, %ebp, %esi and set them up to BOOT_DS (0x18) yourself. After completing your hook, you should jump to the address - that was in this field before your boot loader overwrote it. + that was in this field before your boot loader overwrote it + (relocated, if appropriate.) diff --git a/Documentation/ia64/aliasing-test.c b/Documentation/ia64/aliasing-test.c index 3153167b41c..d485256ee1c 100644 --- a/Documentation/ia64/aliasing-test.c +++ b/Documentation/ia64/aliasing-test.c @@ -197,7 +197,7 @@ skip: return rc; } -main() +int main() { int rc; diff --git a/Documentation/initrd.txt b/Documentation/initrd.txt index 15f1b35deb3..d3dc505104d 100644 --- a/Documentation/initrd.txt +++ b/Documentation/initrd.txt @@ -27,16 +27,20 @@ When using initrd, the system typically boots as follows: 1) the boot loader loads the kernel and the initial RAM disk 2) the kernel converts initrd into a "normal" RAM disk and frees the memory used by initrd - 3) initrd is mounted read-write as root - 4) /linuxrc is executed (this can be any valid executable, including + 3) if the root device is not /dev/ram0, the old (deprecated) + change_root procedure is followed. see the "Obsolete root change + mechanism" section below. + 4) root device is mounted. if it is /dev/ram0, the initrd image is + then mounted as root + 5) /sbin/init is executed (this can be any valid executable, including shell scripts; it is run with uid 0 and can do basically everything - init can do) - 5) linuxrc mounts the "real" root file system - 6) linuxrc places the root file system at the root directory using the + init can do). + 6) init mounts the "real" root file system + 7) init places the root file system at the root directory using the pivot_root system call - 7) the usual boot sequence (e.g. invocation of /sbin/init) is performed - on the root file system - 8) the initrd file system is removed + 8) init execs the /sbin/init on the new root filesystem, performing + the usual boot sequence + 9) the initrd file system is removed Note that changing the root directory does not involve unmounting it. It is therefore possible to leave processes running on initrd during that @@ -70,7 +74,7 @@ initrd adds the following new options: root=/dev/ram0 initrd is mounted as root, and the normal boot procedure is followed, - with the RAM disk still mounted as root. + with the RAM disk mounted as root. Compressed cpio images ---------------------- @@ -137,11 +141,11 @@ We'll describe the loopback device method: # mkdir /mnt/dev # mknod /mnt/dev/console c 5 1 5) copy all the files that are needed to properly use the initrd - environment. Don't forget the most important file, /linuxrc - Note that /linuxrc's permissions must include "x" (execute). + environment. Don't forget the most important file, /sbin/init + Note that /sbin/init's permissions must include "x" (execute). 6) correct operation the initrd environment can frequently be tested even without rebooting with the command - # chroot /mnt /linuxrc + # chroot /mnt /sbin/init This is of course limited to initrds that do not interfere with the general system state (e.g. by reconfiguring network interfaces, overwriting mounted devices, trying to start already running demons, @@ -154,7 +158,7 @@ We'll describe the loopback device method: # gzip -9 initrd For experimenting with initrd, you may want to take a rescue floppy and -only add a symbolic link from /linuxrc to /bin/sh. Alternatively, you +only add a symbolic link from /sbin/init to /bin/sh. Alternatively, you can try the experimental newlib environment [2] to create a small initrd. @@ -163,15 +167,14 @@ boot loaders support initrd. Since the boot process is still compatible with an older mechanism, the following boot command line parameters have to be given: - root=/dev/ram0 init=/linuxrc rw + root=/dev/ram0 rw (rw is only necessary if writing to the initrd file system.) With LOADLIN, you simply execute LOADLIN <kernel> initrd=<disk_image> -e.g. LOADLIN C:\LINUX\BZIMAGE initrd=C:\LINUX\INITRD.GZ root=/dev/ram0 - init=/linuxrc rw +e.g. LOADLIN C:\LINUX\BZIMAGE initrd=C:\LINUX\INITRD.GZ root=/dev/ram0 rw With LILO, you add the option INITRD=<path> to either the global section or to the section of the respective kernel in /etc/lilo.conf, and pass @@ -179,7 +182,7 @@ the options using APPEND, e.g. image = /bzImage initrd = /boot/initrd.gz - append = "root=/dev/ram0 init=/linuxrc rw" + append = "root=/dev/ram0 rw" and run /sbin/lilo @@ -191,7 +194,7 @@ Now you can boot and enjoy using initrd. Changing the root device ------------------------ -When finished with its duties, linuxrc typically changes the root device +When finished with its duties, init typically changes the root device and proceeds with starting the Linux system on the "real" root device. The procedure involves the following steps: @@ -217,7 +220,7 @@ must exist before calling pivot_root. Example: # mkdir initrd # pivot_root . initrd -Now, the linuxrc process may still access the old root via its +Now, the init process may still access the old root via its executable, shared libraries, standard input/output/error, and its current root directory. All these references are dropped by the following command: @@ -249,10 +252,6 @@ disk can be freed: It is also possible to use initrd with an NFS-mounted root, see the pivot_root(8) man page for details. -Note: if linuxrc or any program exec'ed from it terminates for some -reason, the old change_root mechanism is invoked (see section "Obsolete -root change mechanism"). - Usage scenarios --------------- @@ -264,15 +263,15 @@ as follows: 1) system boots from floppy or other media with a minimal kernel (e.g. support for RAM disks, initrd, a.out, and the Ext2 FS) and loads initrd - 2) /linuxrc determines what is needed to (1) mount the "real" root FS + 2) /sbin/init determines what is needed to (1) mount the "real" root FS (i.e. device type, device drivers, file system) and (2) the distribution media (e.g. CD-ROM, network, tape, ...). This can be done by asking the user, by auto-probing, or by using a hybrid approach. - 3) /linuxrc loads the necessary kernel modules - 4) /linuxrc creates and populates the root file system (this doesn't + 3) /sbin/init loads the necessary kernel modules + 4) /sbin/init creates and populates the root file system (this doesn't have to be a very usable system yet) - 5) /linuxrc invokes pivot_root to change the root file system and + 5) /sbin/init invokes pivot_root to change the root file system and execs - via chroot - a program that continues the installation 6) the boot loader is installed 7) the boot loader is configured to load an initrd with the set of @@ -291,7 +290,7 @@ different hardware configurations in a single administrative domain. In such cases, it is desirable to generate only a small set of kernels (ideally only one) and to keep the system-specific part of configuration information as small as possible. In this case, a common initrd could be -generated with all the necessary modules. Then, only /linuxrc or a file +generated with all the necessary modules. Then, only /sbin/init or a file read by it would have to be different. A third scenario are more convenient recovery disks, because information @@ -337,6 +336,25 @@ This old, deprecated mechanism is commonly called "change_root", while the new, supported mechanism is called "pivot_root". +Mixed change_root and pivot_root mechanism +------------------------------------------ + +In case you did not want to use root=/dev/ram0 to trig the pivot_root mechanism, +you may create both /linuxrc and /sbin/init in your initrd image. + +/linuxrc would contain only the following: + +#! /bin/sh +mount -n -t proc proc /proc +echo 0x0100 >/proc/sys/kernel/real-root-dev +umount -n /proc + +Once linuxrc exited, the kernel would mount again your initrd as root, +this time executing /sbin/init. Again, it would be duty of this init +to build the right environment (maybe using the root= device passed on +the cmdline) before the final execution of the real /sbin/init. + + Resources --------- diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index 09220a1e22d..5d0283cd3a8 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -170,7 +170,10 @@ and is between 256 and 4096 characters. It is defined in the file acpi_os_name= [HW,ACPI] Tell ACPI BIOS the name of the OS Format: To spoof as Windows 98: ="Microsoft Windows" - acpi_osi= [HW,ACPI] empty param disables _OSI + acpi_osi= [HW,ACPI] Modify list of supported OS interface strings + acpi_osi="string1" # add string1 -- only one string + acpi_osi="!string2" # remove built-in string2 + acpi_osi= # disable all strings acpi_serialize [HW,ACPI] force serialization of AML methods @@ -396,6 +399,26 @@ and is between 256 and 4096 characters. It is defined in the file clocksource is not available, it defaults to PIT. Format: { pit | tsc | cyclone | pmtmr } + clocksource= [GENERIC_TIME] Override the default clocksource + Format: <string> + Override the default clocksource and use the clocksource + with the name specified. + Some clocksource names to choose from, depending on + the platform: + [all] jiffies (this is the base, fallback clocksource) + [ACPI] acpi_pm + [ARM] imx_timer1,OSTS,netx_timer,mpu_timer2, + pxa_timer,timer3,32k_counter,timer0_1 + [AVR32] avr32 + [IA-32] pit,hpet,tsc,vmi-timer; + scx200_hrt on Geode; cyclone on IBM x440 + [MIPS] MIPS + [PARISC] cr16 + [S390] tod + [SH] SuperH + [SPARC64] tick + [X86-64] hpet,tsc + code_bytes [IA32] How many bytes of object code to print in an oops report. Range: 0 - 8192 @@ -1112,9 +1135,9 @@ and is between 256 and 4096 characters. It is defined in the file when set. Format: <int> - noaliencache [MM, NUMA] Disables the allcoation of alien caches in - the slab allocator. Saves per-node memory, but will - impact performance on real NUMA hardware. + noaliencache [MM, NUMA, SLAB] Disables the allocation of alien + caches in the slab allocator. Saves per-node memory, + but will impact performance. noalign [KNL,ARM] @@ -1593,6 +1616,37 @@ and is between 256 and 4096 characters. It is defined in the file slram= [HW,MTD] + slub_debug [MM, SLUB] + Enabling slub_debug allows one to determine the culprit + if slab objects become corrupted. Enabling slub_debug + creates guard zones around objects and poisons objects + when not in use. Also tracks the last alloc / free. + For more information see Documentation/vm/slub.txt. + + slub_max_order= [MM, SLUB] + Determines the maximum allowed order for slabs. Setting + this too high may cause fragmentation. + For more information see Documentation/vm/slub.txt. + + slub_min_objects= [MM, SLUB] + The minimum objects per slab. SLUB will increase the + slab order up to slub_max_order to generate a + sufficiently big slab to satisfy the number of objects. + The higher the number of objects the smaller the overhead + of tracking slabs. + For more information see Documentation/vm/slub.txt. + + slub_min_order= [MM, SLUB] + Determines the mininum page order for slabs. Must be + lower than slub_max_order + For more information see Documentation/vm/slub.txt. + + slub_nomerge [MM, SLUB] + Disable merging of slabs of similar size. May be + necessary if there is some reason to distinguish + allocs to different slabs. + For more information see Documentation/vm/slub.txt. + smart2= [HW] Format: <io1>[,<io2>[,...,<io8>]] @@ -1807,10 +1861,6 @@ and is between 256 and 4096 characters. It is defined in the file time Show timing data prefixed to each printk message line - clocksource= [GENERIC_TIME] Override the default clocksource - Override the default clocksource and use the clocksource - with the name specified. - tipar.timeout= [HW,PPT] Set communications timeout in tenths of a second (default 15). diff --git a/Documentation/memory-barriers.txt b/Documentation/memory-barriers.txt index 58408dd023c..650657c5473 100644 --- a/Documentation/memory-barriers.txt +++ b/Documentation/memory-barriers.txt @@ -24,7 +24,7 @@ Contents: (*) Explicit kernel barriers. - Compiler barrier. - - The CPU memory barriers. + - CPU memory barriers. - MMIO write barrier. (*) Implicit kernel memory barriers. @@ -265,7 +265,7 @@ Memory barriers are such interventions. They impose a perceived partial ordering over the memory operations on either side of the barrier. Such enforcement is important because the CPUs and other devices in a system -can use a variety of tricks to improve performance - including reordering, +can use a variety of tricks to improve performance, including reordering, deferral and combination of memory operations; speculative loads; speculative branch prediction and various types of caching. Memory barriers are used to override or suppress these tricks, allowing the code to sanely control the @@ -457,7 +457,7 @@ sequence, Q must be either &A or &B, and that: (Q == &A) implies (D == 1) (Q == &B) implies (D == 4) -But! CPU 2's perception of P may be updated _before_ its perception of B, thus +But! CPU 2's perception of P may be updated _before_ its perception of B, thus leading to the following situation: (Q == &B) and (D == 2) ???? @@ -573,7 +573,7 @@ Basically, the read barrier always has to be there, even though it can be of the "weaker" type. [!] Note that the stores before the write barrier would normally be expected to -match the loads after the read barrier or data dependency barrier, and vice +match the loads after the read barrier or the data dependency barrier, and vice versa: CPU 1 CPU 2 @@ -588,7 +588,7 @@ versa: EXAMPLES OF MEMORY BARRIER SEQUENCES ------------------------------------ -Firstly, write barriers act as a partial orderings on store operations. +Firstly, write barriers act as partial orderings on store operations. Consider the following sequence of events: CPU 1 @@ -608,15 +608,15 @@ STORE B, STORE C } all occurring before the unordered set of { STORE D, STORE E +-------+ : : | | +------+ | |------>| C=3 | } /\ - | | : +------+ }----- \ -----> Events perceptible - | | : | A=1 | } \/ to rest of system + | | : +------+ }----- \ -----> Events perceptible to + | | : | A=1 | } \/ the rest of the system | | : +------+ } | CPU 1 | : | B=2 | } | | +------+ } | | wwwwwwwwwwwwwwww } <--- At this point the write barrier | | +------+ } requires all stores prior to the | | : | E=5 | } barrier to be committed before - | | : +------+ } further stores may be take place. + | | : +------+ } further stores may take place | |------>| D=4 | } | | +------+ +-------+ : : @@ -626,7 +626,7 @@ STORE B, STORE C } all occurring before the unordered set of { STORE D, STORE E V -Secondly, data dependency barriers act as a partial orderings on data-dependent +Secondly, data dependency barriers act as partial orderings on data-dependent loads. Consider the following sequence of events: CPU 1 CPU 2 @@ -975,7 +975,7 @@ compiler from moving the memory accesses either side of it to the other side: barrier(); -This a general barrier - lesser varieties of compiler barrier do not exist. +This is a general barrier - lesser varieties of compiler barrier do not exist. The compiler barrier has no direct effect on the CPU, which may then reorder things however it wishes. @@ -997,7 +997,7 @@ The Linux kernel has eight basic CPU memory barriers: All CPU memory barriers unconditionally imply compiler barriers. SMP memory barriers are reduced to compiler barriers on uniprocessor compiled -systems because it is assumed that a CPU will be appear to be self-consistent, +systems because it is assumed that a CPU will appear to be self-consistent, and will order overlapping accesses correctly with respect to itself. [!] Note that SMP memory barriers _must_ be used to control the ordering of @@ -1146,9 +1146,9 @@ for each construct. These operations all imply certain barriers: Therefore, from (1), (2) and (4) an UNLOCK followed by an unconditional LOCK is equivalent to a full barrier, but a LOCK followed by an UNLOCK is not. -[!] Note: one of the consequence of LOCKs and UNLOCKs being only one-way - barriers is that the effects instructions outside of a critical section may - seep into the inside of the critical section. +[!] Note: one of the consequences of LOCKs and UNLOCKs being only one-way + barriers is that the effects of instructions outside of a critical section + may seep into the inside of the critical section. A LOCK followed by an UNLOCK may not be assumed to be full memory barrier because it is possible for an access preceding the LOCK to happen after the @@ -1239,7 +1239,7 @@ three CPUs; then should the following sequence of events occur: UNLOCK M UNLOCK Q *D = d; *H = h; -Then there is no guarantee as to what order CPU #3 will see the accesses to *A +Then there is no guarantee as to what order CPU 3 will see the accesses to *A through *H occur in, other than the constraints imposed by the separate locks on the separate CPUs. It might, for example, see: @@ -1269,12 +1269,12 @@ However, if the following occurs: UNLOCK M [2] *H = h; -CPU #3 might see: +CPU 3 might see: *E, LOCK M [1], *C, *B, *A, UNLOCK M [1], LOCK M [2], *H, *F, *G, UNLOCK M [2], *D -But assuming CPU #1 gets the lock first, it won't see any of: +But assuming CPU 1 gets the lock first, CPU 3 won't see any of: *B, *C, *D, *F, *G or *H preceding LOCK M [1] *A, *B or *C following UNLOCK M [1] @@ -1327,12 +1327,12 @@ spinlock, for example: mmiowb(); spin_unlock(Q); -this will ensure that the two stores issued on CPU #1 appear at the PCI bridge -before either of the stores issued on CPU #2. +this will ensure that the two stores issued on CPU 1 appear at the PCI bridge +before either of the stores issued on CPU 2. -Furthermore, following a store by a load to the same device obviates the need -for an mmiowb(), because the load forces the store to complete before the load +Furthermore, following a store by a load from the same device obviates the need +for the mmiowb(), because the load forces the store to complete before the load is performed: CPU 1 CPU 2 @@ -1363,7 +1363,7 @@ circumstances in which reordering definitely _could_ be a problem: (*) Atomic operations. - (*) Accessing devices (I/O). + (*) Accessing devices. (*) Interrupts. @@ -1399,7 +1399,7 @@ To wake up a particular waiter, the up_read() or up_write() functions have to: (1) read the next pointer from this waiter's record to know as to where the next waiter record is; - (4) read the pointer to the waiter's task structure; + (2) read the pointer to the waiter's task structure; (3) clear the task pointer to tell the waiter it has been given the semaphore; @@ -1407,7 +1407,7 @@ To wake up a particular waiter, the up_read() or up_write() functions have to: (5) release the reference held on the waiter's task struct. -In otherwords, it has to perform this sequence of events: +In other words, it has to perform this sequence of events: LOAD waiter->list.next; LOAD waiter->task; @@ -1502,7 +1502,7 @@ operations and adjusting reference counters towards object destruction, and as such the implicit memory barrier effects are necessary. -The following operation are potential problems as they do _not_ imply memory +The following operations are potential problems as they do _not_ imply memory barriers, but might be used for implementing such things as UNLOCK-class operations: @@ -1517,7 +1517,7 @@ With these the appropriate explicit memory barrier should be used if necessary The following also do _not_ imply memory barriers, and so may require explicit memory barriers under some circumstances (smp_mb__before_atomic_dec() for -instance)): +instance): atomic_add(); atomic_sub(); @@ -1641,8 +1641,8 @@ functions: indeed have special I/O space access cycles and instructions, but many CPUs don't have such a concept. - The PCI bus, amongst others, defines an I/O space concept - which on such - CPUs as i386 and x86_64 cpus readily maps to the CPU's concept of I/O + The PCI bus, amongst others, defines an I/O space concept which - on such + CPUs as i386 and x86_64 - readily maps to the CPU's concept of I/O space. However, it may also be mapped as a virtual I/O space in the CPU's memory map, particularly on those CPUs that don't support alternate I/O spaces. @@ -1664,7 +1664,7 @@ functions: i386 architecture machines, for example, this is controlled by way of the MTRR registers. - Ordinarily, these will be guaranteed to be fully ordered and uncombined,, + Ordinarily, these will be guaranteed to be fully ordered and uncombined, provided they're not accessing a prefetchable device. However, intermediary hardware (such as a PCI bridge) may indulge in @@ -1689,7 +1689,7 @@ functions: (*) ioreadX(), iowriteX() - These will perform as appropriate for the type of access they're actually + These will perform appropriately for the type of access they're actually doing, be it inX()/outX() or readX()/writeX(). @@ -1705,7 +1705,7 @@ of arch-specific code. This means that it must be considered that the CPU will execute its instruction stream in any order it feels like - or even in parallel - provided that if an -instruction in the stream depends on the an earlier instruction, then that +instruction in the stream depends on an earlier instruction, then that earlier instruction must be sufficiently complete[*] before the later instruction may proceed; in other words: provided that the appearance of causality is maintained. @@ -1795,8 +1795,8 @@ eventually become visible on all CPUs, there's no guarantee that they will become apparent in the same order on those other CPUs. -Consider dealing with a system that has pair of CPUs (1 & 2), each of which has -a pair of parallel data caches (CPU 1 has A/B, and CPU 2 has C/D): +Consider dealing with a system that has a pair of CPUs (1 & 2), each of which +has a pair of parallel data caches (CPU 1 has A/B, and CPU 2 has C/D): : : +--------+ @@ -1835,7 +1835,7 @@ Imagine the system has the following properties: (*) the coherency queue is not flushed by normal loads to lines already present in the cache, even though the contents of the queue may - potentially effect those loads. + potentially affect those loads. Imagine, then, that two writes are made on the first CPU, with a write barrier between them to guarantee that they will appear to reach that CPU's caches in @@ -1845,7 +1845,7 @@ the requisite order: =============== =============== ======================================= u == 0, v == 1 and p == &u, q == &u v = 2; - smp_wmb(); Make sure change to v visible before + smp_wmb(); Make sure change to v is visible before change to p <A:modify v=2> v is now in cache A exclusively p = &v; @@ -1853,7 +1853,7 @@ the requisite order: The write memory barrier forces the other CPUs in the system to perceive that the local CPU's caches have apparently been updated in the correct order. But -now imagine that the second CPU that wants to read those values: +now imagine that the second CPU wants to read those values: CPU 1 CPU 2 COMMENT =============== =============== ======================================= @@ -1861,7 +1861,7 @@ now imagine that the second CPU that wants to read those values: q = p; x = *q; -The above pair of reads may then fail to happen in expected order, as the +The above pair of reads may then fail to happen in the expected order, as the cacheline holding p may get updated in one of the second CPU's caches whilst the update to the cacheline holding v is delayed in the other of the second CPU's caches by some other cache event: @@ -1916,7 +1916,7 @@ access depends on a read, not all do, so it may not be relied on. Other CPUs may also have split caches, but must coordinate between the various cachelets for normal memory accesses. The semantics of the Alpha removes the -need for coordination in absence of memory barriers. +need for coordination in the absence of memory barriers. CACHE COHERENCY VS DMA @@ -1931,10 +1931,10 @@ invalidate them as well). In addition, the data DMA'd to RAM by a device may be overwritten by dirty cache lines being written back to RAM from a CPU's cache after the device has -installed its own data, or cache lines simply present in a CPUs cache may -simply obscure the fact that RAM has been updated, until at such time as the -cacheline is discarded from the CPU's cache and reloaded. To deal with this, -the appropriate part of the kernel must invalidate the overlapping bits of the +installed its own data, or cache lines present in the CPU's cache may simply +obscure the fact that RAM has been updated, until at such time as the cacheline +is discarded from the CPU's cache and reloaded. To deal with this, the +appropriate part of the kernel must invalidate the overlapping bits of the cache on each CPU. See Documentation/cachetlb.txt for more information on cache management. @@ -1944,7 +1944,7 @@ CACHE COHERENCY VS MMIO ----------------------- Memory mapped I/O usually takes place through memory locations that are part of -a window in the CPU's memory space that have different properties assigned than +a window in the CPU's memory space that has different properties assigned than the usual RAM directed window. Amongst these properties is usually the fact that such accesses bypass the @@ -1960,7 +1960,7 @@ THE THINGS CPUS GET UP TO ========================= A programmer might take it for granted that the CPU will perform memory -operations in exactly the order specified, so that if a CPU is, for example, +operations in exactly the order specified, so that if the CPU is, for example, given the following piece of code to execute: a = *A; @@ -1969,7 +1969,7 @@ given the following piece of code to execute: d = *D; *E = e; -They would then expect that the CPU will complete the memory operation for each +they would then expect that the CPU will complete the memory operation for each instruction before moving on to the next one, leading to a definite sequence of operations as seen by external observers in the system: @@ -1986,8 +1986,8 @@ assumption doesn't hold because: (*) loads may be done speculatively, and the result discarded should it prove to have been unnecessary; - (*) loads may be done speculatively, leading to the result having being - fetched at the wrong time in the expected sequence of events; + (*) loads may be done speculatively, leading to the result having been fetched + at the wrong time in the expected sequence of events; (*) the order of the memory accesses may be rearranged to promote better use of the CPU buses and caches; @@ -2069,12 +2069,12 @@ AND THEN THERE'S THE ALPHA The DEC Alpha CPU is one of the most relaxed CPUs there is. Not only that, some versions of the Alpha CPU have a split data cache, permitting them to have -two semantically related cache lines updating at separate times. This is where +two semantically-related cache lines updated at separate times. This is where the data dependency barrier really becomes necessary as this synchronises both caches with the memory coherence system, thus making it seem like pointer changes vs new data occur in the right order. -The Alpha defines the Linux's kernel's memory barrier model. +The Alpha defines the Linux kernel's memory barrier model. See the subsection on "Cache Coherency" above. diff --git a/Documentation/networking/00-INDEX b/Documentation/networking/00-INDEX index e06b6e3c1db..153d84d281e 100644 --- a/Documentation/networking/00-INDEX +++ b/Documentation/networking/00-INDEX @@ -32,6 +32,8 @@ cops.txt - info on the COPS LocalTalk Linux driver cs89x0.txt - the Crystal LAN (CS8900/20-based) Ethernet ISA adapter driver +cxacru.txt + - Conexant AccessRunner USB ADSL Modem de4x5.txt - the Digital EtherWORKS DE4?? and DE5?? PCI Ethernet driver decnet.txt diff --git a/Documentation/networking/cxacru.txt b/Documentation/networking/cxacru.txt new file mode 100644 index 00000000000..b074681a963 --- /dev/null +++ b/Documentation/networking/cxacru.txt @@ -0,0 +1,84 @@ +Firmware is required for this device: http://accessrunner.sourceforge.net/ + +While it is capable of managing/maintaining the ADSL connection without the +module loaded, the device will sometimes stop responding after unloading the +driver and it is necessary to unplug/remove power to the device to fix this. + +Detected devices will appear as ATM devices named "cxacru". In /sys/class/atm/ +these are directories named cxacruN where N is the device number. A symlink +named device points to the USB interface device's directory which contains +several sysfs attribute files for retrieving device statistics: + +* adsl_controller_version + +* adsl_headend +* adsl_headend_environment + Information about the remote headend. + +* downstream_attenuation (dB) +* downstream_bits_per_frame +* downstream_rate (kbps) +* downstream_snr_margin (dB) + Downstream stats. + +* upstream_attenuation (dB) +* upstream_bits_per_frame +* upstream_rate (kbps) +* upstream_snr_margin (dB) +* transmitter_power (dBm/Hz) + Upstream stats. + +* downstream_crc_errors +* downstream_fec_errors +* downstream_hec_errors +* upstream_crc_errors +* upstream_fec_errors +* upstream_hec_errors + Error counts. + +* line_startable + Indicates that ADSL support on the device + is/can be enabled, see adsl_start. + +* line_status + "initialising" + "down" + "attempting to activate" + "training" + "channel analysis" + "exchange" + "waiting" + "up" + + Changes between "down" and "attempting to activate" + if there is no signal. + +* link_status + "not connected" + "connected" + "lost" + +* mac_address + +* modulation + "ANSI T1.413" + "ITU-T G.992.1 (G.DMT)" + "ITU-T G.992.2 (G.LITE)" + +* startup_attempts + Count of total attempts to initialise ADSL. + +To enable/disable ADSL, the following can be written to the adsl_state file: + "start" + "stop + "restart" (stops, waits 1.5s, then starts) + "poll" (used to resume status polling if it was disabled due to failure) + +Changes in adsl/line state are reported via kernel log messages: + [4942145.150704] ATM dev 0: ADSL state: running + [4942243.663766] ATM dev 0: ADSL line: down + [4942249.665075] ATM dev 0: ADSL line: attempting to activate + [4942253.654954] ATM dev 0: ADSL line: training + [4942255.666387] ATM dev 0: ADSL line: channel analysis + [4942259.656262] ATM dev 0: ADSL line: exchange + [2635357.696901] ATM dev 0: ADSL line: up (8128 kb/s down | 832 kb/s up) diff --git a/Documentation/networking/xfrm_sysctl.txt b/Documentation/networking/xfrm_sysctl.txt new file mode 100644 index 00000000000..5bbd16792fe --- /dev/null +++ b/Documentation/networking/xfrm_sysctl.txt @@ -0,0 +1,4 @@ +/proc/sys/net/core/xfrm_* Variables: + +xfrm_acq_expires - INTEGER + default 30 - hard timeout in seconds for acquire requests diff --git a/Documentation/powerpc/booting-without-of.txt b/Documentation/powerpc/booting-without-of.txt index b49ce169a63..d42d98107d4 100644 --- a/Documentation/powerpc/booting-without-of.txt +++ b/Documentation/powerpc/booting-without-of.txt @@ -1,7 +1,6 @@ Booting the Linux/ppc kernel without Open Firmware -------------------------------------------------- - (c) 2005 Benjamin Herrenschmidt <benh at kernel.crashing.org>, IBM Corp. (c) 2005 Becky Bruce <becky.bruce at freescale.com>, @@ -9,6 +8,62 @@ (c) 2006 MontaVista Software, Inc. Flash chip node definition +Table of Contents +================= + + I - Introduction + 1) Entry point for arch/powerpc + 2) Board support + + II - The DT block format + 1) Header + 2) Device tree generalities + 3) Device tree "structure" block + 4) Device tree "strings" block + + III - Required content of the device tree + 1) Note about cells and address representation + 2) Note about "compatible" properties + 3) Note about "name" properties + 4) Note about node and property names and character set + 5) Required nodes and properties + a) The root node + b) The /cpus node + c) The /cpus/* nodes + d) the /memory node(s) + e) The /chosen node + f) the /soc<SOCname> node + + IV - "dtc", the device tree compiler + + V - Recommendations for a bootloader + + VI - System-on-a-chip devices and nodes + 1) Defining child nodes of an SOC + 2) Representing devices without a current OF specification + a) MDIO IO device + c) PHY nodes + b) Gianfar-compatible ethernet nodes + d) Interrupt controllers + e) I2C + f) Freescale SOC USB controllers + g) Freescale SOC SEC Security Engines + h) Board Control and Status (BCSR) + i) Freescale QUICC Engine module (QE) + g) Flash chip nodes + + VII - Specifying interrupt information for devices + 1) interrupts property + 2) interrupt-parent property + 3) OpenPIC Interrupt Controllers + 4) ISA Interrupt Controllers + + Appendix A - Sample SOC node for MPC8540 + + +Revision Information +==================== + May 18, 2005: Rev 0.1 - Initial draft, no chapter III yet. May 19, 2005: Rev 0.2 - Add chapter III and bits & pieces here or @@ -1687,7 +1742,7 @@ platforms are moved over to use the flattened-device-tree model. }; }; - g) Flash chip nodes + j) Flash chip nodes Flash chips (Memory Technology Devices) are often used for solid state file systems on embedded devices. diff --git a/Documentation/sound/alsa/ALSA-Configuration.txt b/Documentation/sound/alsa/ALSA-Configuration.txt index 57b878cc393..355ff0a2bb7 100644 --- a/Documentation/sound/alsa/ALSA-Configuration.txt +++ b/Documentation/sound/alsa/ALSA-Configuration.txt @@ -917,6 +917,7 @@ Prior to version 0.9.0rc4 options had a 'snd_' prefix. This was removed. ref Reference board, base config m2-2 Some Gateway MX series laptops m6 Some Gateway NX series laptops + pa6 Gateway NX860 series STAC9227/9228/9229/927x ref Reference board diff --git a/Documentation/spi/spi-summary b/Documentation/spi/spi-summary index 795fbb48ffa..76ea6c837be 100644 --- a/Documentation/spi/spi-summary +++ b/Documentation/spi/spi-summary @@ -1,26 +1,30 @@ Overview of Linux kernel SPI support ==================================== -02-Dec-2005 +21-May-2007 What is SPI? ------------ The "Serial Peripheral Interface" (SPI) is a synchronous four wire serial link used to connect microcontrollers to sensors, memory, and peripherals. +It's a simple "de facto" standard, not complicated enough to acquire a +standardization body. SPI uses a master/slave configuration. The three signal wires hold a clock (SCK, often on the order of 10 MHz), and parallel data lines with "Master Out, Slave In" (MOSI) or "Master In, Slave Out" (MISO) signals. (Other names are also used.) There are four clocking modes through which data is exchanged; mode-0 and mode-3 are most commonly used. Each clock cycle shifts data out and data in; the clock -doesn't cycle except when there is data to shift. +doesn't cycle except when there is a data bit to shift. Not all data bits +are used though; not every protocol uses those full duplex capabilities. -SPI masters may use a "chip select" line to activate a given SPI slave +SPI masters use a fourth "chip select" line to activate a given SPI slave device, so those three signal wires may be connected to several chips -in parallel. All SPI slaves support chipselects. Some devices have +in parallel. All SPI slaves support chipselects; they are usually active +low signals, labeled nCSx for slave 'x' (e.g. nCS0). Some devices have other signals, often including an interrupt to the master. -Unlike serial busses like USB or SMBUS, even low level protocols for +Unlike serial busses like USB or SMBus, even low level protocols for SPI slave functions are usually not interoperable between vendors (except for commodities like SPI memory chips). @@ -33,6 +37,11 @@ SPI slave functions are usually not interoperable between vendors - Some devices may use eight bit words. Others may different word lengths, such as streams of 12-bit or 20-bit digital samples. + - Words are usually sent with their most significant bit (MSB) first, + but sometimes the least significant bit (LSB) goes first instead. + + - Sometimes SPI is used to daisy-chain devices, like shift registers. + In the same way, SPI slaves will only rarely support any kind of automatic discovery/enumeration protocol. The tree of slave devices accessible from a given SPI master will normally be set up manually, with configuration @@ -44,6 +53,14 @@ half-duplex SPI, for request/response protocols), SSP ("Synchronous Serial Protocol"), PSP ("Programmable Serial Protocol"), and other related protocols. +Some chips eliminate a signal line by combining MOSI and MISO, and +limiting themselves to half-duplex at the hardware level. In fact +some SPI chips have this signal mode as a strapping option. These +can be accessed using the same programming interface as SPI, but of +course they won't handle full duplex transfers. You may find such +chips described as using "three wire" signaling: SCK, data, nCSx. +(That data line is sometimes called MOMI or SISO.) + Microcontrollers often support both master and slave sides of the SPI protocol. This document (and Linux) currently only supports the master side of SPI interactions. @@ -74,6 +91,32 @@ interfaces with SPI modes. Given SPI support, they could use MMC or SD cards without needing a special purpose MMC/SD/SDIO controller. +I'm confused. What are these four SPI "clock modes"? +----------------------------------------------------- +It's easy to be confused here, and the vendor documentation you'll +find isn't necessarily helpful. The four modes combine two mode bits: + + - CPOL indicates the initial clock polarity. CPOL=0 means the + clock starts low, so the first (leading) edge is rising, and + the second (trailing) edge is falling. CPOL=1 means the clock + starts high, so the first (leading) edge is falling. + + - CPHA indicates the clock phase used to sample data; CPHA=0 says + sample on the leading edge, CPHA=1 means the trailing edge. + + Since the signal needs to stablize before it's sampled, CPHA=0 + implies that its data is written half a clock before the first + clock edge. The chipselect may have made it become available. + +Chip specs won't always say "uses SPI mode X" in as many words, +but their timing diagrams will make the CPOL and CPHA modes clear. + +In the SPI mode number, CPOL is the high order bit and CPHA is the +low order bit. So when a chip's timing diagram shows the clock +starting low (CPOL=0) and data stabilized for sampling during the +trailing clock edge (CPHA=1), that's SPI mode 1. + + How do these driver programming interfaces work? ------------------------------------------------ The <linux/spi/spi.h> header file includes kerneldoc, as does the diff --git a/Documentation/thinkpad-acpi.txt b/Documentation/thinkpad-acpi.txt index 2d4803359a0..9e6b94face4 100644 --- a/Documentation/thinkpad-acpi.txt +++ b/Documentation/thinkpad-acpi.txt @@ -138,7 +138,7 @@ Hot keys -------- procfs: /proc/acpi/ibm/hotkey -sysfs device attribute: hotkey/* +sysfs device attribute: hotkey_* Without this driver, only the Fn-F4 key (sleep button) generates an ACPI event. With the driver loaded, the hotkey feature enabled and the @@ -196,10 +196,7 @@ The following commands can be written to the /proc/acpi/ibm/hotkey file: sysfs notes: - The hot keys attributes are in a hotkey/ subdirectory off the - thinkpad device. - - bios_enabled: + hotkey_bios_enabled: Returns the status of the hot keys feature when thinkpad-acpi was loaded. Upon module unload, the hot key feature status will be restored to this value. @@ -207,19 +204,19 @@ sysfs notes: 0: hot keys were disabled 1: hot keys were enabled - bios_mask: + hotkey_bios_mask: Returns the hot keys mask when thinkpad-acpi was loaded. Upon module unload, the hot keys mask will be restored to this value. - enable: + hotkey_enable: Enables/disables the hot keys feature, and reports current status of the hot keys feature. 0: disables the hot keys feature / feature disabled 1: enables the hot keys feature / feature enabled - mask: + hotkey_mask: bit mask to enable ACPI event generation for each hot key (see above). Returns the current status of the hot keys mask, and allows one to modify it. @@ -229,7 +226,7 @@ Bluetooth --------- procfs: /proc/acpi/ibm/bluetooth -sysfs device attribute: bluetooth/enable +sysfs device attribute: bluetooth_enable This feature shows the presence and current state of a ThinkPad Bluetooth device in the internal ThinkPad CDC slot. @@ -244,7 +241,7 @@ If Bluetooth is installed, the following commands can be used: Sysfs notes: If the Bluetooth CDC card is installed, it can be enabled / - disabled through the "bluetooth/enable" thinkpad-acpi device + disabled through the "bluetooth_enable" thinkpad-acpi device attribute, and its current status can also be queried. enable: @@ -252,7 +249,7 @@ Sysfs notes: 1: enables Bluetooth / Bluetooth is enabled. Note: this interface will be probably be superseeded by the - generic rfkill class. + generic rfkill class, so it is NOT to be considered stable yet. Video output control -- /proc/acpi/ibm/video -------------------------------------------- @@ -898,7 +895,7 @@ EXPERIMENTAL: WAN ----------------- procfs: /proc/acpi/ibm/wan -sysfs device attribute: wwan/enable +sysfs device attribute: wwan_enable This feature is marked EXPERIMENTAL because the implementation directly accesses hardware registers and may not work as expected. USE @@ -921,7 +918,7 @@ If the W-WAN card is installed, the following commands can be used: Sysfs notes: If the W-WAN card is installed, it can be enabled / - disabled through the "wwan/enable" thinkpad-acpi device + disabled through the "wwan_enable" thinkpad-acpi device attribute, and its current status can also be queried. enable: @@ -929,7 +926,7 @@ Sysfs notes: 1: enables WWAN card / WWAN card is enabled. Note: this interface will be probably be superseeded by the - generic rfkill class. + generic rfkill class, so it is NOT to be considered stable yet. Multiple Commands, Module Parameters ------------------------------------ diff --git a/Documentation/vm/slub.txt b/Documentation/vm/slub.txt index 727c8d81aea..1523320abd8 100644 --- a/Documentation/vm/slub.txt +++ b/Documentation/vm/slub.txt @@ -1,13 +1,9 @@ Short users guide for SLUB -------------------------- -First of all slub should transparently replace SLAB. If you enable -SLUB then everything should work the same (Note the word "should". -There is likely not much value in that word at this point). - The basic philosophy of SLUB is very different from SLAB. SLAB requires rebuilding the kernel to activate debug options for all -SLABS. SLUB always includes full debugging but its off by default. +slab caches. SLUB always includes full debugging but it is off by default. SLUB can enable debugging only for selected slabs in order to avoid an impact on overall system performance which may make a bug more difficult to find. @@ -76,13 +72,28 @@ of objects. Careful with tracing: It may spew out lots of information and never stop if used on the wrong slab. -SLAB Merging +Slab merging ------------ -If no debugging is specified then SLUB may merge similar slabs together +If no debug options are specified then SLUB may merge similar slabs together in order to reduce overhead and increase cache hotness of objects. slabinfo -a displays which slabs were merged together. +Slab validation +--------------- + +SLUB can validate all object if the kernel was booted with slub_debug. In +order to do so you must have the slabinfo tool. Then you can do + +slabinfo -v + +which will test all objects. Output will be generated to the syslog. + +This also works in a more limited way if boot was without slab debug. +In that case slabinfo -v simply tests all reachable objects. Usually +these are in the cpu slabs and the partial slabs. Full slabs are not +tracked by SLUB in a non debug situation. + Getting more performance ------------------------ @@ -91,9 +102,9 @@ list_lock once in a while to deal with partial slabs. That overhead is governed by the order of the allocation for each slab. The allocations can be influenced by kernel parameters: -slub_min_objects=x (default 8) +slub_min_objects=x (default 4) slub_min_order=x (default 0) -slub_max_order=x (default 4) +slub_max_order=x (default 1) slub_min_objects allows to specify how many objects must at least fit into one slab in order for the allocation order to be acceptable. @@ -109,5 +120,107 @@ longer be checked. This is useful to avoid SLUB trying to generate super large order pages to fit slub_min_objects of a slab cache with large object sizes into one high order page. - -Christoph Lameter, <clameter@sgi.com>, April 10, 2007 +SLUB Debug output +----------------- + +Here is a sample of slub debug output: + +*** SLUB kmalloc-8: Redzone Active@0xc90f6d20 slab 0xc528c530 offset=3360 flags=0x400000c3 inuse=61 freelist=0xc90f6d58 + Bytes b4 0xc90f6d10: 00 00 00 00 00 00 00 00 5a 5a 5a 5a 5a 5a 5a 5a ........ZZZZZZZZ + Object 0xc90f6d20: 31 30 31 39 2e 30 30 35 1019.005 + Redzone 0xc90f6d28: 00 cc cc cc . +FreePointer 0xc90f6d2c -> 0xc90f6d58 +Last alloc: get_modalias+0x61/0xf5 jiffies_ago=53 cpu=1 pid=554 +Filler 0xc90f6d50: 5a 5a 5a 5a 5a 5a 5a 5a ZZZZZZZZ + [<c010523d>] dump_trace+0x63/0x1eb + [<c01053df>] show_trace_log_lvl+0x1a/0x2f + [<c010601d>] show_trace+0x12/0x14 + [<c0106035>] dump_stack+0x16/0x18 + [<c017e0fa>] object_err+0x143/0x14b + [<c017e2cc>] check_object+0x66/0x234 + [<c017eb43>] __slab_free+0x239/0x384 + [<c017f446>] kfree+0xa6/0xc6 + [<c02e2335>] get_modalias+0xb9/0xf5 + [<c02e23b7>] dmi_dev_uevent+0x27/0x3c + [<c027866a>] dev_uevent+0x1ad/0x1da + [<c0205024>] kobject_uevent_env+0x20a/0x45b + [<c020527f>] kobject_uevent+0xa/0xf + [<c02779f1>] store_uevent+0x4f/0x58 + [<c027758e>] dev_attr_store+0x29/0x2f + [<c01bec4f>] sysfs_write_file+0x16e/0x19c + [<c0183ba7>] vfs_write+0xd1/0x15a + [<c01841d7>] sys_write+0x3d/0x72 + [<c0104112>] sysenter_past_esp+0x5f/0x99 + [<b7f7b410>] 0xb7f7b410 + ======================= +@@@ SLUB kmalloc-8: Restoring redzone (0xcc) from 0xc90f6d28-0xc90f6d2b + + + +If SLUB encounters a corrupted object then it will perform the following +actions: + +1. Isolation and report of the issue + +This will be a message in the system log starting with + +*** SLUB <slab cache affected>: <What went wrong>@<object address> +offset=<offset of object into slab> flags=<slabflags> +inuse=<objects in use in this slab> freelist=<first free object in slab> + +2. Report on how the problem was dealt with in order to ensure the continued +operation of the system. + +These are messages in the system log beginning with + +@@@ SLUB <slab cache affected>: <corrective action taken> + + +In the above sample SLUB found that the Redzone of an active object has +been overwritten. Here a string of 8 characters was written into a slab that +has the length of 8 characters. However, a 8 character string needs a +terminating 0. That zero has overwritten the first byte of the Redzone field. +After reporting the details of the issue encountered the @@@ SLUB message +tell us that SLUB has restored the redzone to its proper value and then +system operations continue. + +Various types of lines can follow the @@@ SLUB line: + +Bytes b4 <address> : <bytes> + Show a few bytes before the object where the problem was detected. + Can be useful if the corruption does not stop with the start of the + object. + +Object <address> : <bytes> + The bytes of the object. If the object is inactive then the bytes + typically contain poisoning values. Any non-poison value shows a + corruption by a write after free. + +Redzone <address> : <bytes> + The redzone following the object. The redzone is used to detect + writes after the object. All bytes should always have the same + value. If there is any deviation then it is due to a write after + the object boundary. + +Freepointer + The pointer to the next free object in the slab. May become + corrupted if overwriting continues after the red zone. + +Last alloc: +Last free: + Shows the address from which the object was allocated/freed last. + We note the pid, the time and the CPU that did so. This is usually + the most useful information to figure out where things went wrong. + Here get_modalias() did an kmalloc(8) instead of a kmalloc(9). + +Filler <address> : <bytes> + Unused data to fill up the space in order to get the next object + properly aligned. In the debug case we make sure that there are + at least 4 bytes of filler. This allow for the detection of writes + before the object. + +Following the filler will be a stackdump. That stackdump describes the +location where the error was detected. The cause of the corruption is more +likely to be found by looking at the information about the last alloc / free. + +Christoph Lameter, <clameter@sgi.com>, May 23, 2007 diff --git a/Documentation/watchdog/pcwd-watchdog.txt b/Documentation/watchdog/pcwd-watchdog.txt index d9ee6336c1d..4f68052395c 100644 --- a/Documentation/watchdog/pcwd-watchdog.txt +++ b/Documentation/watchdog/pcwd-watchdog.txt @@ -1,3 +1,5 @@ +Last reviewed: 10/05/2007 + Berkshire Products PC Watchdog Card Support for ISA Cards Revision A and C Documentation and Driver by Ken Hollis <kenji@bitgate.com> @@ -14,8 +16,8 @@ The Watchdog Driver will automatically find your watchdog card, and will attach a running driver for use with that card. After the watchdog - drivers have initialized, you can then talk to the card using the PC - Watchdog program, available from http://ftp.bitgate.com/pcwd/. + drivers have initialized, you can then talk to the card using a PC + Watchdog program. I suggest putting a "watchdog -d" before the beginning of an fsck, and a "watchdog -e -t 1" immediately after the end of an fsck. (Remember @@ -62,5 +64,3 @@ -- Ken Hollis (kenji@bitgate.com) -(This documentation may be out of date. Check - http://ftp.bitgate.com/pcwd/ for the absolute latest additions.) diff --git a/Documentation/watchdog/watchdog-api.txt b/Documentation/watchdog/watchdog-api.txt index 8d16f6f3c4e..bb7cb1d31ec 100644 --- a/Documentation/watchdog/watchdog-api.txt +++ b/Documentation/watchdog/watchdog-api.txt @@ -1,3 +1,6 @@ +Last reviewed: 10/05/2007 + + The Linux Watchdog driver API. Copyright 2002 Christer Weingel <wingel@nano-system.com> @@ -22,7 +25,7 @@ the system. If userspace fails (RAM error, kernel bug, whatever), the notifications cease to occur, and the hardware watchdog will reset the system (causing a reboot) after the timeout occurs. -The Linux watchdog API is a rather AD hoc construction and different +The Linux watchdog API is a rather ad-hoc construction and different drivers implement different, and sometimes incompatible, parts of it. This file is an attempt to document the existing usage and allow future driver writers to use it as a reference. @@ -46,14 +49,16 @@ some of the drivers support the configuration option "Disable watchdog shutdown on close", CONFIG_WATCHDOG_NOWAYOUT. If it is set to Y when compiling the kernel, there is no way of disabling the watchdog once it has been started. So, if the watchdog daemon crashes, the system -will reboot after the timeout has passed. +will reboot after the timeout has passed. Watchdog devices also usually +support the nowayout module parameter so that this option can be controlled +at runtime. -Some other drivers will not disable the watchdog, unless a specific -magic character 'V' has been sent /dev/watchdog just before closing -the file. If the userspace daemon closes the file without sending -this special character, the driver will assume that the daemon (and -userspace in general) died, and will stop pinging the watchdog without -disabling it first. This will then cause a reboot. +Drivers will not disable the watchdog, unless a specific magic character 'V' +has been sent /dev/watchdog just before closing the file. If the userspace +daemon closes the file without sending this special character, the driver +will assume that the daemon (and userspace in general) died, and will stop +pinging the watchdog without disabling it first. This will then cause a +reboot if the watchdog is not re-opened in sufficient time. The ioctl API: @@ -227,218 +232,3 @@ The following options are available: [FIXME -- better explanations] -Implementations in the current drivers in the kernel tree: - -Here I have tried to summarize what the different drivers support and -where they do strange things compared to the other drivers. - -acquirewdt.c -- Acquire Single Board Computer - - This driver has a hardcoded timeout of 1 minute - - Supports CONFIG_WATCHDOG_NOWAYOUT - - GETSUPPORT returns KEEPALIVEPING. GETSTATUS will return 1 if - the device is open, 0 if not. [FIXME -- isn't this rather - silly? To be able to use the ioctl, the device must be open - and so GETSTATUS will always return 1]. - -advantechwdt.c -- Advantech Single Board Computer - - Timeout that defaults to 60 seconds, supports SETTIMEOUT. - - Supports CONFIG_WATCHDOG_NOWAYOUT - - GETSUPPORT returns WDIOF_KEEPALIVEPING and WDIOF_SETTIMEOUT. - The GETSTATUS call returns if the device is open or not. - [FIXME -- silliness again?] - -booke_wdt.c -- PowerPC BookE Watchdog Timer - - Timeout default varies according to frequency, supports - SETTIMEOUT - - Watchdog cannot be turned off, CONFIG_WATCHDOG_NOWAYOUT - does not make sense - - GETSUPPORT returns the watchdog_info struct, and - GETSTATUS returns the supported options. GETBOOTSTATUS - returns a 1 if the last reset was caused by the - watchdog and a 0 otherwise. This watchdog cannot be - disabled once it has been started. The wdt_period kernel - parameter selects which bit of the time base changing - from 0->1 will trigger the watchdog exception. Changing - the timeout from the ioctl calls will change the - wdt_period as defined above. Finally if you would like to - replace the default Watchdog Handler you can implement the - WatchdogHandler() function in your own code. - -eurotechwdt.c -- Eurotech CPU-1220/1410 - - The timeout can be set using the SETTIMEOUT ioctl and defaults - to 60 seconds. - - Also has a module parameter "ev", event type which controls - what should happen on a timeout, the string "int" or anything - else that causes a reboot. [FIXME -- better description] - - Supports CONFIG_WATCHDOG_NOWAYOUT - - GETSUPPORT returns CARDRESET and WDIOF_SETTIMEOUT but - GETSTATUS is not supported and GETBOOTSTATUS just returns 0. - -i810-tco.c -- Intel 810 chipset - - Also has support for a lot of other i8x0 stuff, but the - watchdog is one of the things. - - The timeout is set using the module parameter "i810_margin", - which is in steps of 0.6 seconds where 2<i810_margin<64. The - driver supports the SETTIMEOUT ioctl. - - Supports CONFIG_WATCHDOG_NOWAYOUT. - - GETSUPPORT returns WDIOF_SETTIMEOUT. The GETSTATUS call - returns some kind of timer value which ist not compatible with - the other drivers. GETBOOT status returns some kind of - hardware specific boot status. [FIXME -- describe this] - -ib700wdt.c -- IB700 Single Board Computer - - Default timeout of 30 seconds and the timeout is settable - using the SETTIMEOUT ioctl. Note that only a few timeout - values are supported. - - Supports CONFIG_WATCHDOG_NOWAYOUT - - GETSUPPORT returns WDIOF_KEEPALIVEPING and WDIOF_SETTIMEOUT. - The GETSTATUS call returns if the device is open or not. - [FIXME -- silliness again?] - -machzwd.c -- MachZ ZF-Logic - - Hardcoded timeout of 10 seconds - - Has a module parameter "action" that controls what happens - when the timeout runs out which can be 0 = RESET (default), - 1 = SMI, 2 = NMI, 3 = SCI. - - Supports CONFIG_WATCHDOG_NOWAYOUT and the magic character - 'V' close handling. - - GETSUPPORT returns WDIOF_KEEPALIVEPING, and the GETSTATUS call - returns if the device is open or not. [FIXME -- silliness - again?] - -mixcomwd.c -- MixCom Watchdog - - [FIXME -- I'm unable to tell what the timeout is] - - Supports CONFIG_WATCHDOG_NOWAYOUT - - GETSUPPORT returns WDIOF_KEEPALIVEPING, GETSTATUS returns if - the device is opened or not [FIXME -- I'm not really sure how - this works, there seems to be some magic connected to - CONFIG_WATCHDOG_NOWAYOUT] - -pcwd.c -- Berkshire PC Watchdog - - Hardcoded timeout of 1.5 seconds - - Supports CONFIG_WATCHDOG_NOWAYOUT - - GETSUPPORT returns WDIOF_OVERHEAT|WDIOF_CARDRESET and both - GETSTATUS and GETBOOTSTATUS return something useful. - - The SETOPTIONS call can be used to enable and disable the card - and to ask the driver to call panic if the system overheats. - -sbc60xxwdt.c -- 60xx Single Board Computer - - Hardcoded timeout of 10 seconds - - Does not support CONFIG_WATCHDOG_NOWAYOUT, but has the magic - character 'V' close handling. - - No bits set in GETSUPPORT - -scx200.c -- National SCx200 CPUs - - Not in the kernel yet. - - The timeout is set using a module parameter "margin" which - defaults to 60 seconds. The timeout can also be set using - SETTIMEOUT and read using GETTIMEOUT. - - Supports a module parameter "nowayout" that is initialized - with the value of CONFIG_WATCHDOG_NOWAYOUT. Also supports the - magic character 'V' handling. - -shwdt.c -- SuperH 3/4 processors - - [FIXME -- I'm unable to tell what the timeout is] - - Supports CONFIG_WATCHDOG_NOWAYOUT - - GETSUPPORT returns WDIOF_KEEPALIVEPING, and the GETSTATUS call - returns if the device is open or not. [FIXME -- silliness - again?] - -softdog.c -- Software watchdog - - The timeout is set with the module parameter "soft_margin" - which defaults to 60 seconds, the timeout is also settable - using the SETTIMEOUT ioctl. - - Supports CONFIG_WATCHDOG_NOWAYOUT - - WDIOF_SETTIMEOUT bit set in GETSUPPORT - -w83877f_wdt.c -- W83877F Computer - - Hardcoded timeout of 30 seconds - - Does not support CONFIG_WATCHDOG_NOWAYOUT, but has the magic - character 'V' close handling. - - No bits set in GETSUPPORT - -w83627hf_wdt.c -- w83627hf watchdog - - Timeout that defaults to 60 seconds, supports SETTIMEOUT. - - Supports CONFIG_WATCHDOG_NOWAYOUT - - GETSUPPORT returns WDIOF_KEEPALIVEPING and WDIOF_SETTIMEOUT. - The GETSTATUS call returns if the device is open or not. - -wdt.c -- ICS WDT500/501 ISA and -wdt_pci.c -- ICS WDT500/501 PCI - - Default timeout of 60 seconds. The timeout is also settable - using the SETTIMEOUT ioctl. - - Supports CONFIG_WATCHDOG_NOWAYOUT - - GETSUPPORT returns with bits set depending on the actual - card. The WDT501 supports a lot of external monitoring, the - WDT500 much less. - -wdt285.c -- Footbridge watchdog - - The timeout is set with the module parameter "soft_margin" - which defaults to 60 seconds. The timeout is also settable - using the SETTIMEOUT ioctl. - - Does not support CONFIG_WATCHDOG_NOWAYOUT - - WDIOF_SETTIMEOUT bit set in GETSUPPORT - -wdt977.c -- Netwinder W83977AF chip - - Hardcoded timeout of 3 minutes - - Supports CONFIG_WATCHDOG_NOWAYOUT - - Does not support any ioctls at all. - diff --git a/Documentation/watchdog/watchdog.txt b/Documentation/watchdog/watchdog.txt deleted file mode 100644 index 4b1ff69cc19..00000000000 --- a/Documentation/watchdog/watchdog.txt +++ /dev/null @@ -1,94 +0,0 @@ - Watchdog Timer Interfaces For The Linux Operating System - - Alan Cox <alan@lxorguk.ukuu.org.uk> - - Custom Linux Driver And Program Development - - -The following watchdog drivers are currently implemented: - - ICS WDT501-P - ICS WDT501-P (no fan tachometer) - ICS WDT500-P - Software Only - SA1100 Internal Watchdog - Berkshire Products PC Watchdog Revision A & C (by Ken Hollis) - - -All six interfaces provide /dev/watchdog, which when open must be written -to within a timeout or the machine will reboot. Each write delays the reboot -time another timeout. In the case of the software watchdog the ability to -reboot will depend on the state of the machines and interrupts. The hardware -boards physically pull the machine down off their own onboard timers and -will reboot from almost anything. - -A second temperature monitoring interface is available on the WDT501P cards -and some Berkshire cards. This provides /dev/temperature. This is the machine -internal temperature in degrees Fahrenheit. Each read returns a single byte -giving the temperature. - -The third interface logs kernel messages on additional alert events. - -Both software and hardware watchdog drivers are available in the standard -kernel. If you are using the software watchdog, you probably also want -to use "panic=60" as a boot argument as well. - -The wdt card cannot be safely probed for. Instead you need to pass -wdt=ioaddr,irq as a boot parameter - eg "wdt=0x240,11". - -The SA1100 watchdog module can be configured with the "sa1100_margin" -commandline argument which specifies timeout value in seconds. - -The i810 TCO watchdog modules can be configured with the "i810_margin" -commandline argument which specifies the counter initial value. The counter -is decremented every 0.6 seconds and default to 50 (30 seconds). Values can -range between 3 and 63. - -The i810 TCO watchdog driver also implements the WDIOC_GETSTATUS and -WDIOC_GETBOOTSTATUS ioctl()s. WDIOC_GETSTATUS returns the actual counter value -and WDIOC_GETBOOTSTATUS returns the value of TCO2 Status Register (see Intel's -documentation for the 82801AA and 82801AB datasheet). - -Features --------- - WDT501P WDT500P Software Berkshire i810 TCO SA1100WD -Reboot Timer X X X X X X -External Reboot X X o o o X -I/O Port Monitor o o o X o o -Temperature X o o X o o -Fan Speed X o o o o o -Power Under X o o o o o -Power Over X o o o o o -Overheat X o o o o o - -The external event interfaces on the WDT boards are not currently supported. -Minor numbers are however allocated for it. - - -Example Watchdog Driver: see Documentation/watchdog/src/watchdog-simple.c - - -Contact Information - -People keep asking about the WDT watchdog timer hardware: The phone contacts -for Industrial Computer Source are: - -Industrial Computer Source -http://www.indcompsrc.com -ICS Advent, San Diego -6260 Sequence Dr. -San Diego, CA 92121-4371 -Phone (858) 677-0877 -FAX: (858) 677-0895 -> -ICS Advent Europe, UK -Oving Road -Chichester, -West Sussex, -PO19 4ET, UK -Phone: 00.44.1243.533900 - - -and please mention Linux when enquiring. - -For full information about the PCWD cards see the pcwd-watchdog.txt document. diff --git a/Documentation/watchdog/wdt.txt b/Documentation/watchdog/wdt.txt new file mode 100644 index 00000000000..03fd756d976 --- /dev/null +++ b/Documentation/watchdog/wdt.txt @@ -0,0 +1,43 @@ +Last Reviewed: 10/05/2007 + + WDT Watchdog Timer Interfaces For The Linux Operating System + Alan Cox <alan@lxorguk.ukuu.org.uk> + + ICS WDT501-P + ICS WDT501-P (no fan tachometer) + ICS WDT500-P + +All the interfaces provide /dev/watchdog, which when open must be written +to within a timeout or the machine will reboot. Each write delays the reboot +time another timeout. In the case of the software watchdog the ability to +reboot will depend on the state of the machines and interrupts. The hardware +boards physically pull the machine down off their own onboard timers and +will reboot from almost anything. + +A second temperature monitoring interface is available on the WDT501P cards +This provides /dev/temperature. This is the machine internal temperature in +degrees Fahrenheit. Each read returns a single byte giving the temperature. + +The third interface logs kernel messages on additional alert events. + +The wdt card cannot be safely probed for. Instead you need to pass +wdt=ioaddr,irq as a boot parameter - eg "wdt=0x240,11". + +Features +-------- + WDT501P WDT500P +Reboot Timer X X +External Reboot X X +I/O Port Monitor o o +Temperature X o +Fan Speed X o +Power Under X o +Power Over X o +Overheat X o + +The external event interfaces on the WDT boards are not currently supported. +Minor numbers are however allocated for it. + + +Example Watchdog Driver: see Documentation/watchdog/src/watchdog-simple.c + diff --git a/MAINTAINERS b/MAINTAINERS index 22ab4019972..4c715a7e059 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -30,8 +30,11 @@ trivial patch so apply some common sense. job the maintainers (and especially Linus) do is to keep things looking the same. Sometimes this means that the clever hack in your driver to get around a problem actually needs to become a - generalized kernel feature ready for next time. See - Documentation/CodingStyle for guidance here. + generalized kernel feature ready for next time. + + PLEASE check your patch with the automated style checker + (scripts/checkpatch.pl) to catch trival style violations. + See Documentation/CodingStyle for guidance here. PLEASE try to include any credit lines you want added with the patch. It avoids people being missed off by mistake and makes @@ -332,6 +335,9 @@ L: linux-usb-devel@lists.sourceforge.net W: http://www.linux-usb.org/SpeedTouch/ S: Maintained +ALCHEMY AU1XX0 MMC DRIVER +S: Orphan + ALI1563 I2C DRIVER P: Rudolf Marek M: r.marek@assembler.cz @@ -418,6 +424,12 @@ P: Ian Molton M: spyro@f2s.com S: Maintained +ARM PRIMECELL MMCI PL180/1 DRIVER +P: Russell King +M: rmk@arm.linux.org.uk +L: linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only) +S: Maintained + ARM/ADI ROADRUNNER MACHINE SUPPORT P: Lennert Buytenhek M: kernel@wantstofly.org @@ -649,6 +661,9 @@ L: linux-atm-general@lists.sourceforge.net (subscribers-only) W: http://linux-atm.sourceforge.net S: Maintained +ATMEL AT91 MCI DRIVER +S: Orphan + ATMEL MACB ETHERNET DRIVER P: Haavard Skinnemoen M: hskinnemoen@atmel.com @@ -767,11 +782,6 @@ M: rathamahata@php4.ru L: linux-kernel@vger.kernel.org S: Maintained -BERKSHIRE PRODUCTS PC WATCHDOG DRIVER -P: Kenji Hollis -W: http://ftp.bitgate.com/pcwd/ -S: Maintained - BFS FILE SYSTEM P: Tigran A. Aivazian M: tigran@aivazian.fsnet.co.uk @@ -960,6 +970,15 @@ M: johannes@sipsolutions.net L: linux-wireless@vger.kernel.org S: Maintained +CHECKPATCH +P: Andy Whitcroft +M: apw@shadowen.org +P: Randy Dunlap +M: rdunlap@xenotime.net +P: Joel Schopp +M: jschopp@austin.ibm.com +S: Supported + COMMON INTERNET FILE SYSTEM (CIFS) P: Steve French M: sfrench@samba.org @@ -1463,6 +1482,13 @@ L: linux-usb-devel@lists.sourceforge.net L: linuxppc-embedded@ozlabs.org S: Maintained +FREESCALE QUICC ENGINE UCC ETHERNET DRIVER +P: Li Yang +M: leoli@freescale.com +L: netdev@vger.kernel.org +L: linuxppc-embedded@ozlabs.org +S: Maintained + FILE LOCKING (flock() and fcntl()/lockf()) P: Matthew Wilcox M: matthew@wil.cx @@ -1474,6 +1500,14 @@ P: Alexander Viro M: viro@zeniv.linux.org.uk S: Maintained +FIREWIRE SUBSYSTEM +P: Kristian Hoegsberg, Stefan Richter +M: krh@redhat.com, stefanr@s5r6.in-berlin.de +L: linux1394-devel@lists.sourceforge.net +W: http://www.linux1394.org/ +T: git kernel.org:/pub/scm/linux/kernel/git/ieee1394/linux1394-2.6.git +S: Maintained + FIRMWARE LOADER (request_firmware) L: linux-kernel@vger.kernel.org S: Orphan @@ -2322,7 +2356,7 @@ S: Maintained MEGARAID SCSI DRIVERS P: Neela Syam Kolli -M: Neela.Kolli@engenio.com +M: megaraidlinux@lsi.com S: linux-scsi@vger.kernel.org W: http://megaraid.lsilogic.com S: Maintained @@ -2380,6 +2414,13 @@ M: stelian@popies.net W: http://popies.net/meye/ S: Maintained +MOTOROLA IMX MMC/SD HOST CONTROLLER INTERFACE DRIVER +P: Pavel Pisa +M: ppisa@pikron.com +L: linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only) +W: http://mmc.drzeus.cx/wiki/Controllers/Freescale/SDHC +S: Maintained + MOUSE AND MISC DEVICES [GENERAL] P: Alessandro Rubini M: rubini@ipvvis.unipv.it @@ -2861,8 +2902,8 @@ W: ftp://ftp.kernel.org/pub/linux/kernel/people/rml/preempt-kernel S: Supported PRISM54 WIRELESS DRIVER -P: Prism54 Development Team -M: developers@islsm.org +P: Luis R. Rodriguez +M: mcgrof@gmail.com L: linux-wireless@vger.kernel.org W: http://prism54.org S: Maintained @@ -2900,6 +2941,9 @@ M: nico@cam.org L: linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only) S: Maintained +PXA MMCI DRIVER +S: Orphan + QLOGIC QLA2XXX FC-SCSI DRIVER P: Andrew Vasquez M: linux-driver@qlogic.com @@ -2976,7 +3020,7 @@ S: Maintained REISERFS FILE SYSTEM P: Hans Reiser M: reiserfs-dev@namesys.com -L: reiserfs-list@namesys.com +L: reiserfs-devel@vger.kernel.org W: http://www.namesys.com S: Supported @@ -3416,6 +3460,13 @@ P: Alex Dubov M: oakad@yahoo.com S: Maintained +TI OMAP MMC INTERFACE DRIVER +P: Carlos Aguiar, Anderson Briglia and Syed Khasim +M: linux-omap-open-source@linux.omap.com +W: http://linux.omap.com +W: http://www.muru.com/linux/omap/ +S: Maintained + TI OMAP RANDOM NUMBER GENERATOR SUPPORT P: Deepak Saxena M: dsaxena@plexity.net @@ -3496,7 +3547,7 @@ S: Maintained TULIP NETWORK DRIVER P: Valerie Henson -M: val_henson@linux.intel.com +M: val@nmt.edu L: tulip-users@lists.sourceforge.net W: http://sourceforge.net/projects/tulip/ S: Maintained @@ -3848,10 +3899,6 @@ S: Maintained UCLINUX FOR NEC V850 P: Miles Bader -M: uclinux-v850@lsi.nec.co.jp -W: http://www.ic.nec.co.jp/micro/uclinux/eng/ -W: http://www.ee.nec.de/uclinux/ -S: Supported UCLINUX FOR RENESAS H8/300 P: Yoshinori Sato @@ -3860,10 +3907,10 @@ W: http://uclinux-h8.sourceforge.jp/ S: Supported UFS FILESYSTEM -P: Evgeniy Dushistov -M: dushistov@mail.ru -L: linux-kernel@vger.kernel.org -S: Maintained +P: Evgeniy Dushistov +M: dushistov@mail.ru +L: linux-kernel@vger.kernel.org +S: Maintained USB DIAMOND RIO500 DRIVER P: Cesar Miquel @@ -1,8 +1,8 @@ VERSION = 2 PATCHLEVEL = 6 SUBLEVEL = 22 -EXTRAVERSION = -rc2 -NAME = Nocturnal Monster Puppy +EXTRAVERSION = -rc4 +NAME = Jeff Thinks I Should Change This, But To What? # *DOCUMENTATION* # To see a list of typical targets execute "make help" diff --git a/arch/alpha/Kconfig b/arch/alpha/Kconfig index 770f717bd25..79c6e5a2445 100644 --- a/arch/alpha/Kconfig +++ b/arch/alpha/Kconfig @@ -83,22 +83,20 @@ choice check out the Linux/Alpha FAQ, accessible on the WWW from <http://www.alphalinux.org/>. In summary: - Alcor/Alpha-XLT AS 600 + Alcor/Alpha-XLT AS 600, AS 500, XL-300, XL-366 Alpha-XL XL-233, XL-266 AlphaBook1 Alpha laptop Avanti AS 200, AS 205, AS 250, AS 255, AS 300, AS 400 Cabriolet AlphaPC64, AlphaPCI64 - DP264 DP264 + DP264 DP264 / DS20 / ES40 / DS10 / DS10L EB164 EB164 21164 evaluation board EB64+ EB64+ 21064 evaluation board EB66 EB66 21066 evaluation board EB66+ EB66+ 21066 evaluation board - Jensen DECpc 150, DEC 2000 model 300, - DEC 2000 model 500 + Jensen DECpc 150, DEC 2000 models 300, 500 LX164 AlphaPC164-LX Lynx AS 2100A - Miata Personal Workstation 433a, 433au, 500a, - 500au, 600a, or 600au + Miata Personal Workstation 433/500/600 a/au Marvel AlphaServer ES47 / ES80 / GS1280 Mikasa AS 1000 Noname AXPpci33, UDB (Multia) @@ -108,9 +106,9 @@ choice Ruffian RPX164-2, AlphaPC164-UX, AlphaPC164-BX SX164 AlphaPC164-SX Sable AS 2000, AS 2100 - Shark DS 20L - Takara Takara - Titan AlphaServer ES45 / DS25 + Shark DS 20L + Takara Takara (OEM) + Titan AlphaServer ES45 / DS25 / DS15 Wildfire AlphaServer GS 40/80/160/320 If you don't know what to do, choose "generic". @@ -481,6 +479,15 @@ config ALPHA_BROKEN_IRQ_MASK depends on ALPHA_GENERIC || ALPHA_PC164 default y +config VGA_HOSE + bool + depends on ALPHA_GENERIC || ALPHA_TITAN || ALPHA_MARVEL || ALPHA_TSUNAMI + default y + help + Support VGA on an arbitrary hose; needed for several platforms + which always have multiple hoses, and whose consoles support it. + + config ALPHA_SRM bool "Use SRM as bootloader" if ALPHA_CABRIOLET || ALPHA_AVANTI_CH || ALPHA_EB64P || ALPHA_PC164 || ALPHA_TAKARA || ALPHA_EB164 || ALPHA_ALCOR || ALPHA_MIATA || ALPHA_LX164 || ALPHA_SX164 || ALPHA_NAUTILUS || ALPHA_NONAME default y if ALPHA_JENSEN || ALPHA_MIKASA || ALPHA_SABLE || ALPHA_LYNX || ALPHA_NORITAKE || ALPHA_DP264 || ALPHA_RAWHIDE || ALPHA_EIGER || ALPHA_WILDFIRE || ALPHA_TITAN || ALPHA_SHARK || ALPHA_MARVEL @@ -537,10 +544,14 @@ config HAVE_DEC_LOCK default y config NR_CPUS - int "Maximum number of CPUs (2-64)" - range 2 64 + int "Maximum number of CPUs (2-32)" + range 2 32 depends on SMP - default "64" + default "32" if ALPHA_GENERIC || ALPHA_MARVEL + default "4" if !ALPHA_GENERIC && !ALPHA_MARVEL + help + MARVEL support can handle a maximum of 32 CPUs, all the others + with working support have a maximum of 4 CPUs. config ARCH_DISCONTIGMEM_ENABLE bool "Discontiguous Memory Support (EXPERIMENTAL)" @@ -644,6 +655,13 @@ source "arch/alpha/oprofile/Kconfig" source "arch/alpha/Kconfig.debug" +# DUMMY_CONSOLE may be defined in drivers/video/console/Kconfig +# but we also need it if VGA_HOSE is set +config DUMMY_CONSOLE + bool + depends on VGA_HOSE + default y + source "security/Kconfig" source "crypto/Kconfig" diff --git a/arch/alpha/boot/tools/mkbb.c b/arch/alpha/boot/tools/mkbb.c index 23c7190b047..632a7fd6d7d 100644 --- a/arch/alpha/boot/tools/mkbb.c +++ b/arch/alpha/boot/tools/mkbb.c @@ -81,7 +81,7 @@ typedef union __bootblock { #define bootblock_label __u1.__label #define bootblock_checksum __u2.__checksum -main(int argc, char ** argv) +int main(int argc, char ** argv) { bootblock bootblock_from_disk; bootblock bootloader_image; diff --git a/arch/alpha/kernel/console.c b/arch/alpha/kernel/console.c index f313b34939b..da711e37fc9 100644 --- a/arch/alpha/kernel/console.c +++ b/arch/alpha/kernel/console.c @@ -9,16 +9,20 @@ #include <linux/init.h> #include <linux/tty.h> #include <linux/console.h> +#include <linux/vt.h> #include <asm/vga.h> #include <asm/machvec.h> +#include "pci_impl.h" + #ifdef CONFIG_VGA_HOSE -/* - * Externally-visible vga hose bases - */ -unsigned long __vga_hose_io_base = 0; /* base for default hose */ -unsigned long __vga_hose_mem_base = 0; /* base for default hose */ +struct pci_controller *pci_vga_hose; +static struct resource alpha_vga = { + .name = "alpha-vga+", + .start = 0x3C0, + .end = 0x3DF +}; static struct pci_controller * __init default_vga_hose_select(struct pci_controller *h1, struct pci_controller *h2) @@ -30,36 +34,58 @@ default_vga_hose_select(struct pci_controller *h1, struct pci_controller *h2) } void __init -set_vga_hose(struct pci_controller *hose) -{ - if (hose) { - __vga_hose_io_base = hose->io_space->start; - __vga_hose_mem_base = hose->mem_space->start; - } -} - -void __init locate_and_init_vga(void *(*sel_func)(void *, void *)) { struct pci_controller *hose = NULL; struct pci_dev *dev = NULL; + /* Default the select function */ if (!sel_func) sel_func = (void *)default_vga_hose_select; + /* Find the console VGA device */ for(dev=NULL; (dev=pci_get_class(PCI_CLASS_DISPLAY_VGA << 8, dev));) { - if (!hose) hose = dev->sysdata; - else hose = sel_func(hose, dev->sysdata); + if (!hose) + hose = dev->sysdata; + else + hose = sel_func(hose, dev->sysdata); } - /* Did we already inititialize the correct one? */ - if (conswitchp == &vga_con && - __vga_hose_io_base == hose->io_space->start && - __vga_hose_mem_base == hose->mem_space->start) + /* Did we already initialize the correct one? Is there one? */ + if (!hose || (conswitchp == &vga_con && pci_vga_hose == hose)) return; - /* Set the VGA hose and init the new console */ - set_vga_hose(hose); + /* Create a new VGA ioport resource WRT the hose it is on. */ + alpha_vga.start += hose->io_space->start; + alpha_vga.end += hose->io_space->start; + request_resource(hose->io_space, &alpha_vga); + + /* Set the VGA hose and init the new console. */ + pci_vga_hose = hose; take_over_console(&vga_con, 0, MAX_NR_CONSOLES-1, 1); } +void __init +find_console_vga_hose(void) +{ + u64 *pu64 = (u64 *)((u64)hwrpb + hwrpb->ctbt_offset); + + if (pu64[7] == 3) { /* TERM_TYPE == graphics */ + struct pci_controller *hose; + int h = (pu64[30] >> 24) & 0xff; /* console hose # */ + + /* + * Our hose numbering DOES match the console's, so find + * the right one... + */ + for (hose = hose_head; hose; hose = hose->next) { + if (hose->index == h) break; + } + + if (hose) { + printk("Console graphics on hose %d\n", h); + pci_vga_hose = hose; + } + } +} + #endif diff --git a/arch/alpha/kernel/core_marvel.c b/arch/alpha/kernel/core_marvel.c index 7f6a98455e7..f10d2eddd2c 100644 --- a/arch/alpha/kernel/core_marvel.c +++ b/arch/alpha/kernel/core_marvel.c @@ -25,6 +25,7 @@ #include <asm/pgalloc.h> #include <asm/tlbflush.h> #include <asm/rtc.h> +#include <asm/vga.h> #include "proto.h" #include "pci_impl.h" @@ -367,9 +368,8 @@ marvel_io7_present(gct6_node *node) } static void __init -marvel_init_vga_hose(void) +marvel_find_console_vga_hose(void) { -#ifdef CONFIG_VGA_HOSE u64 *pu64 = (u64 *)((u64)hwrpb + hwrpb->ctbt_offset); if (pu64[7] == 3) { /* TERM_TYPE == graphics */ @@ -403,7 +403,6 @@ marvel_init_vga_hose(void) pci_vga_hose = hose; } } -#endif /* CONFIG_VGA_HOSE */ } gct6_search_struct gct_wanted_node_list[] = { @@ -459,7 +458,7 @@ marvel_init_arch(void) marvel_init_io7(io7); /* Check for graphic console location (if any). */ - marvel_init_vga_hose(); + marvel_find_console_vga_hose(); } void @@ -684,9 +683,6 @@ __marvel_rtc_io(u8 b, unsigned long addr, int write) /* * IO map support. */ - -#define __marvel_is_mem_vga(a) (((a) >= 0xa0000) && ((a) <= 0xc0000)) - void __iomem * marvel_ioremap(unsigned long addr, unsigned long size) { @@ -698,13 +694,9 @@ marvel_ioremap(unsigned long addr, unsigned long size) unsigned long pfn; /* - * Adjust the addr. + * Adjust the address. */ -#ifdef CONFIG_VGA_HOSE - if (pci_vga_hose && __marvel_is_mem_vga(addr)) { - addr += pci_vga_hose->mem_space->start; - } -#endif + FIXUP_MEMADDR_VGA(addr); /* * Find the hose. @@ -781,7 +773,9 @@ marvel_ioremap(unsigned long addr, unsigned long size) return (void __iomem *) vaddr; } - return NULL; + /* Assume it was already a reasonable address */ + vaddr = baddr + hose->mem_space->start; + return (void __iomem *) vaddr; } void @@ -803,21 +797,12 @@ marvel_is_mmio(const volatile void __iomem *xaddr) return (addr & 0xFF000000UL) == 0; } -#define __marvel_is_port_vga(a) \ - (((a) >= 0x3b0) && ((a) < 0x3e0) && ((a) != 0x3b3) && ((a) != 0x3d3)) #define __marvel_is_port_kbd(a) (((a) == 0x60) || ((a) == 0x64)) #define __marvel_is_port_rtc(a) (((a) == 0x70) || ((a) == 0x71)) void __iomem *marvel_ioportmap (unsigned long addr) { - if (__marvel_is_port_rtc (addr) || __marvel_is_port_kbd(addr)) - ; -#ifdef CONFIG_VGA_HOSE - else if (__marvel_is_port_vga (addr) && pci_vga_hose) - addr += pci_vga_hose->io_space->start; -#endif - else - return NULL; + FIXUP_IOADDR_VGA(addr); return (void __iomem *)addr; } @@ -829,8 +814,14 @@ marvel_ioread8(void __iomem *xaddr) return 0; else if (__marvel_is_port_rtc(addr)) return __marvel_rtc_io(0, addr, 0); - else + else if (marvel_is_ioaddr(addr)) return __kernel_ldbu(*(vucp)addr); + else + /* this should catch other legacy addresses + that would normally fail on MARVEL, + because there really is nothing there... + */ + return ~0; } void @@ -841,7 +832,7 @@ marvel_iowrite8(u8 b, void __iomem *xaddr) return; else if (__marvel_is_port_rtc(addr)) __marvel_rtc_io(b, addr, 1); - else + else if (marvel_is_ioaddr(addr)) __kernel_stb(b, *(vucp)addr); } diff --git a/arch/alpha/kernel/core_titan.c b/arch/alpha/kernel/core_titan.c index 3662fef7db9..819326627b9 100644 --- a/arch/alpha/kernel/core_titan.c +++ b/arch/alpha/kernel/core_titan.c @@ -21,6 +21,7 @@ #include <asm/smp.h> #include <asm/pgalloc.h> #include <asm/tlbflush.h> +#include <asm/vga.h> #include "proto.h" #include "pci_impl.h" @@ -35,6 +36,11 @@ struct } saved_config[4] __attribute__((common)); /* + * Is PChip 1 present? No need to query it more than once. + */ +static int titan_pchip1_present; + +/* * BIOS32-style PCI interface: */ @@ -344,43 +350,17 @@ titan_init_one_pachip_port(titan_pachip_port *port, int index) static void __init titan_init_pachips(titan_pachip *pachip0, titan_pachip *pachip1) { - int pchip1_present = TITAN_cchip->csc.csr & 1L<<14; + titan_pchip1_present = TITAN_cchip->csc.csr & 1L<<14; /* Init the ports in hose order... */ titan_init_one_pachip_port(&pachip0->g_port, 0); /* hose 0 */ - if (pchip1_present) + if (titan_pchip1_present) titan_init_one_pachip_port(&pachip1->g_port, 1);/* hose 1 */ titan_init_one_pachip_port(&pachip0->a_port, 2); /* hose 2 */ - if (pchip1_present) + if (titan_pchip1_present) titan_init_one_pachip_port(&pachip1->a_port, 3);/* hose 3 */ } -static void __init -titan_init_vga_hose(void) -{ -#ifdef CONFIG_VGA_HOSE - u64 *pu64 = (u64 *)((u64)hwrpb + hwrpb->ctbt_offset); - - if (pu64[7] == 3) { /* TERM_TYPE == graphics */ - struct pci_controller *hose; - int h = (pu64[30] >> 24) & 0xff; /* console hose # */ - - /* - * Our hose numbering matches the console's, so just find - * the right one... - */ - for (hose = hose_head; hose; hose = hose->next) { - if (hose->index == h) break; - } - - if (hose) { - printk("Console graphics on hose %d\n", hose->index); - pci_vga_hose = hose; - } - } -#endif /* CONFIG_VGA_HOSE */ -} - void __init titan_init_arch(void) { @@ -406,6 +386,7 @@ titan_init_arch(void) /* With multiple PCI busses, we play with I/O as physical addrs. */ ioport_resource.end = ~0UL; + iomem_resource.end = ~0UL; /* PCI DMA Direct Mapping is 1GB at 2GB. */ __direct_map_base = 0x80000000; @@ -415,7 +396,7 @@ titan_init_arch(void) titan_init_pachips(TITAN_pachip0, TITAN_pachip1); /* Check for graphic console location (if any). */ - titan_init_vga_hose(); + find_console_vga_hose(); } static void @@ -441,9 +422,7 @@ titan_kill_one_pachip_port(titan_pachip_port *port, int index) static void titan_kill_pachips(titan_pachip *pachip0, titan_pachip *pachip1) { - int pchip1_present = TITAN_cchip->csc.csr & 1L<<14; - - if (pchip1_present) { + if (titan_pchip1_present) { titan_kill_one_pachip_port(&pachip1->g_port, 1); titan_kill_one_pachip_port(&pachip1->a_port, 3); } @@ -463,6 +442,14 @@ titan_kill_arch(int mode) */ void __iomem * +titan_ioportmap(unsigned long addr) +{ + FIXUP_IOADDR_VGA(addr); + return (void __iomem *)(addr + TITAN_IO_BIAS); +} + + +void __iomem * titan_ioremap(unsigned long addr, unsigned long size) { int h = (addr & TITAN_HOSE_MASK) >> TITAN_HOSE_SHIFT; @@ -475,14 +462,12 @@ titan_ioremap(unsigned long addr, unsigned long size) unsigned long pfn; /* - * Adjust the addr. + * Adjust the address and hose, if necessary. */ -#ifdef CONFIG_VGA_HOSE - if (pci_vga_hose && __titan_is_mem_vga(addr)) { + if (pci_vga_hose && __is_mem_vga(addr)) { h = pci_vga_hose->index; addr += pci_vga_hose->mem_space->start; } -#endif /* * Find the hose. @@ -521,8 +506,10 @@ titan_ioremap(unsigned long addr, unsigned long size) * Map it */ area = get_vm_area(size, VM_IOREMAP); - if (!area) + if (!area) { + printk("ioremap failed... no vm_area...\n"); return NULL; + } ptes = hose->sg_pci->ptes; for (vaddr = (unsigned long)area->addr; @@ -539,7 +526,7 @@ titan_ioremap(unsigned long addr, unsigned long size) if (__alpha_remap_area_pages(vaddr, pfn << PAGE_SHIFT, PAGE_SIZE, 0)) { - printk("FAILED to map...\n"); + printk("FAILED to remap_area_pages...\n"); vfree(area->addr); return NULL; } @@ -551,7 +538,8 @@ titan_ioremap(unsigned long addr, unsigned long size) return (void __iomem *) vaddr; } - return NULL; + /* Assume a legacy (read: VGA) address, and return appropriately. */ + return (void __iomem *)(addr + TITAN_MEM_BIAS); } void @@ -574,6 +562,7 @@ titan_is_mmio(const volatile void __iomem *xaddr) } #ifndef CONFIG_ALPHA_GENERIC +EXPORT_SYMBOL(titan_ioportmap); EXPORT_SYMBOL(titan_ioremap); EXPORT_SYMBOL(titan_iounmap); EXPORT_SYMBOL(titan_is_mmio); @@ -750,6 +739,7 @@ titan_agp_info(void) if (titan_query_agp(port)) hosenum = 2; if (hosenum < 0 && + titan_pchip1_present && titan_query_agp(port = &TITAN_pachip1->a_port)) hosenum = 3; diff --git a/arch/alpha/kernel/core_tsunami.c b/arch/alpha/kernel/core_tsunami.c index ce623c6e55e..ef91e09590d 100644 --- a/arch/alpha/kernel/core_tsunami.c +++ b/arch/alpha/kernel/core_tsunami.c @@ -19,6 +19,7 @@ #include <asm/ptrace.h> #include <asm/smp.h> +#include <asm/vga.h> #include "proto.h" #include "pci_impl.h" @@ -349,6 +350,26 @@ tsunami_init_one_pchip(tsunami_pchip *pchip, int index) tsunami_pci_tbi(hose, 0, -1); } + +void __iomem * +tsunami_ioportmap(unsigned long addr) +{ + FIXUP_IOADDR_VGA(addr); + return (void __iomem *)(addr + TSUNAMI_IO_BIAS); +} + +void __iomem * +tsunami_ioremap(unsigned long addr, unsigned long size) +{ + FIXUP_MEMADDR_VGA(addr); + return (void __iomem *)(addr + TSUNAMI_MEM_BIAS); +} + +#ifndef CONFIG_ALPHA_GENERIC +EXPORT_SYMBOL(tsunami_ioportmap); +EXPORT_SYMBOL(tsunami_ioremap); +#endif + void __init tsunami_init_arch(void) { @@ -393,6 +414,9 @@ tsunami_init_arch(void) tsunami_init_one_pchip(TSUNAMI_pchip0, 0); if (TSUNAMI_cchip->csc.csr & 1L<<14) tsunami_init_one_pchip(TSUNAMI_pchip1, 1); + + /* Check for graphic console location (if any). */ + find_console_vga_hose(); } static void diff --git a/arch/alpha/kernel/entry.S b/arch/alpha/kernel/entry.S index c95e95e1ab0..debc8f03886 100644 --- a/arch/alpha/kernel/entry.S +++ b/arch/alpha/kernel/entry.S @@ -391,11 +391,10 @@ $work_resched: bne $2, $work_resched $work_notifysig: - mov $sp, $17 + mov $sp, $16 br $1, do_switch_stack - mov $5, $21 - mov $sp, $18 - mov $31, $16 + mov $sp, $17 + mov $5, $18 jsr $26, do_notify_resume bsr $1, undo_switch_stack br restore_all diff --git a/arch/alpha/kernel/pci_iommu.c b/arch/alpha/kernel/pci_iommu.c index 6e7d1fe6e93..28c84e55feb 100644 --- a/arch/alpha/kernel/pci_iommu.c +++ b/arch/alpha/kernel/pci_iommu.c @@ -7,6 +7,7 @@ #include <linux/pci.h> #include <linux/slab.h> #include <linux/bootmem.h> +#include <linux/log2.h> #include <asm/io.h> #include <asm/hwrpb.h> @@ -53,7 +54,7 @@ size_for_memory(unsigned long max) { unsigned long mem = max_low_pfn << PAGE_SHIFT; if (mem < max) - max = 1UL << ceil_log2(mem); + max = roundup_pow_of_two(mem); return max; } diff --git a/arch/alpha/kernel/proto.h b/arch/alpha/kernel/proto.h index 95912ecc65e..708d5ca8778 100644 --- a/arch/alpha/kernel/proto.h +++ b/arch/alpha/kernel/proto.h @@ -108,6 +108,15 @@ extern int wildfire_cpuid_to_nid(int); extern unsigned long wildfire_node_mem_start(int); extern unsigned long wildfire_node_mem_size(int); +/* console.c */ +#ifdef CONFIG_VGA_HOSE +extern void find_console_vga_hose(void); +extern void locate_and_init_vga(void *(*)(void *, void *)); +#else +static inline void find_console_vga_hose(void) { } +static inline void locate_and_init_vga(void *(*sel_func)(void *, void *)) { } +#endif + /* setup.c */ extern unsigned long srm_hae; extern int boot_cpuid; diff --git a/arch/alpha/kernel/setup.c b/arch/alpha/kernel/setup.c index 915f26345c4..bd5e68cd61e 100644 --- a/arch/alpha/kernel/setup.c +++ b/arch/alpha/kernel/setup.c @@ -43,6 +43,7 @@ #include <linux/notifier.h> #include <asm/setup.h> #include <asm/io.h> +#include <linux/log2.h> extern struct atomic_notifier_head panic_notifier_list; static int alpha_panic_event(struct notifier_block *, unsigned long, void *); @@ -1303,7 +1304,7 @@ external_cache_probe(int minsize, int width) long size = minsize, maxsize = MAX_BCACHE_SIZE * 2; if (maxsize > (max_low_pfn + 1) << PAGE_SHIFT) - maxsize = 1 << (floor_log2(max_low_pfn + 1) + PAGE_SHIFT); + maxsize = 1 << (ilog2(max_low_pfn + 1) + PAGE_SHIFT); /* Get the first block cached. */ read_mem_block(__va(0), stride, size); diff --git a/arch/alpha/kernel/signal.c b/arch/alpha/kernel/signal.c index 7f64aa767d5..410af4f3140 100644 --- a/arch/alpha/kernel/signal.c +++ b/arch/alpha/kernel/signal.c @@ -32,8 +32,8 @@ #define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP))) asmlinkage void ret_from_sys_call(void); -static int do_signal(sigset_t *, struct pt_regs *, struct switch_stack *, - unsigned long, unsigned long); +static void do_signal(struct pt_regs *, struct switch_stack *, + unsigned long, unsigned long); /* @@ -146,11 +146,9 @@ sys_rt_sigaction(int sig, const struct sigaction __user *act, asmlinkage int do_sigsuspend(old_sigset_t mask, struct pt_regs *regs, struct switch_stack *sw) { - sigset_t oldset; - mask &= _BLOCKABLE; spin_lock_irq(¤t->sighand->siglock); - oldset = current->blocked; + current->saved_sigmask = current->blocked; siginitset(¤t->blocked, mask); recalc_sigpending(); spin_unlock_irq(¤t->sighand->siglock); @@ -160,19 +158,17 @@ do_sigsuspend(old_sigset_t mask, struct pt_regs *regs, struct switch_stack *sw) regs->r0 = EINTR; regs->r19 = 1; - while (1) { - current->state = TASK_INTERRUPTIBLE; - schedule(); - if (do_signal(&oldset, regs, sw, 0, 0)) - return -EINTR; - } + current->state = TASK_INTERRUPTIBLE; + schedule(); + set_thread_flag(TIF_RESTORE_SIGMASK); + return -ERESTARTNOHAND; } asmlinkage int do_rt_sigsuspend(sigset_t __user *uset, size_t sigsetsize, struct pt_regs *regs, struct switch_stack *sw) { - sigset_t oldset, set; + sigset_t set; /* XXX: Don't preclude handling different sized sigset_t's. */ if (sigsetsize != sizeof(sigset_t)) @@ -182,7 +178,7 @@ do_rt_sigsuspend(sigset_t __user *uset, size_t sigsetsize, sigdelsetmask(&set, ~_BLOCKABLE); spin_lock_irq(¤t->sighand->siglock); - oldset = current->blocked; + current->saved_sigmask = current->blocked; current->blocked = set; recalc_sigpending(); spin_unlock_irq(¤t->sighand->siglock); @@ -192,12 +188,10 @@ do_rt_sigsuspend(sigset_t __user *uset, size_t sigsetsize, regs->r0 = EINTR; regs->r19 = 1; - while (1) { - current->state = TASK_INTERRUPTIBLE; - schedule(); - if (do_signal(&oldset, regs, sw, 0, 0)) - return -EINTR; - } + current->state = TASK_INTERRUPTIBLE; + schedule(); + set_thread_flag(TIF_RESTORE_SIGMASK); + return -ERESTARTNOHAND; } asmlinkage int @@ -436,7 +430,7 @@ setup_sigcontext(struct sigcontext __user *sc, struct pt_regs *regs, return err; } -static void +static int setup_frame(int sig, struct k_sigaction *ka, sigset_t *set, struct pt_regs *regs, struct switch_stack * sw) { @@ -481,13 +475,14 @@ setup_frame(int sig, struct k_sigaction *ka, sigset_t *set, current->comm, current->pid, frame, regs->pc, regs->r26); #endif - return; + return 0; give_sigsegv: force_sigsegv(sig, current); + return -EFAULT; } -static void +static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, sigset_t *set, struct pt_regs *regs, struct switch_stack * sw) { @@ -543,34 +538,38 @@ setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, current->comm, current->pid, frame, regs->pc, regs->r26); #endif - return; + return 0; give_sigsegv: force_sigsegv(sig, current); + return -EFAULT; } /* * OK, we're invoking a handler. */ -static inline void +static inline int handle_signal(int sig, struct k_sigaction *ka, siginfo_t *info, sigset_t *oldset, struct pt_regs * regs, struct switch_stack *sw) { + int ret; + if (ka->sa.sa_flags & SA_SIGINFO) - setup_rt_frame(sig, ka, info, oldset, regs, sw); + ret = setup_rt_frame(sig, ka, info, oldset, regs, sw); else - setup_frame(sig, ka, oldset, regs, sw); + ret = setup_frame(sig, ka, oldset, regs, sw); - if (ka->sa.sa_flags & SA_RESETHAND) - ka->sa.sa_handler = SIG_DFL; + if (ret == 0) { + spin_lock_irq(¤t->sighand->siglock); + sigorsets(¤t->blocked,¤t->blocked,&ka->sa.sa_mask); + if (!(ka->sa.sa_flags & SA_NODEFER)) + sigaddset(¤t->blocked,sig); + recalc_sigpending(); + spin_unlock_irq(¤t->sighand->siglock); + } - spin_lock_irq(¤t->sighand->siglock); - sigorsets(¤t->blocked,¤t->blocked,&ka->sa.sa_mask); - if (!(ka->sa.sa_flags & SA_NODEFER)) - sigaddset(¤t->blocked,sig); - recalc_sigpending(); - spin_unlock_irq(¤t->sighand->siglock); + return ret; } static inline void @@ -611,30 +610,42 @@ syscall_restart(unsigned long r0, unsigned long r19, * restart. "r0" is also used as an indicator whether we can restart at * all (if we get here from anything but a syscall return, it will be 0) */ -static int -do_signal(sigset_t *oldset, struct pt_regs * regs, struct switch_stack * sw, +static void +do_signal(struct pt_regs * regs, struct switch_stack * sw, unsigned long r0, unsigned long r19) { siginfo_t info; int signr; unsigned long single_stepping = ptrace_cancel_bpt(current); struct k_sigaction ka; + sigset_t *oldset; - if (!oldset) + if (test_thread_flag(TIF_RESTORE_SIGMASK)) + oldset = ¤t->saved_sigmask; + else oldset = ¤t->blocked; /* This lets the debugger run, ... */ signr = get_signal_to_deliver(&info, &ka, regs, NULL); + /* ... so re-check the single stepping. */ single_stepping |= ptrace_cancel_bpt(current); if (signr > 0) { /* Whee! Actually deliver the signal. */ - if (r0) syscall_restart(r0, r19, regs, &ka); - handle_signal(signr, &ka, &info, oldset, regs, sw); + if (r0) + syscall_restart(r0, r19, regs, &ka); + if (handle_signal(signr, &ka, &info, oldset, regs, sw) == 0) { + /* A signal was successfully delivered, and the + saved sigmask was stored on the signal frame, + and will be restored by sigreturn. So we can + simply clear the restore sigmask flag. */ + if (test_thread_flag(TIF_RESTORE_SIGMASK)) + clear_thread_flag(TIF_RESTORE_SIGMASK); + } if (single_stepping) ptrace_set_bpt(current); /* re-set bpt */ - return 1; + return; } if (r0) { @@ -654,17 +665,22 @@ do_signal(sigset_t *oldset, struct pt_regs * regs, struct switch_stack * sw, break; } } + + /* If there's no signal to deliver, we just restore the saved mask. */ + if (test_thread_flag(TIF_RESTORE_SIGMASK)) { + clear_thread_flag(TIF_RESTORE_SIGMASK); + sigprocmask(SIG_SETMASK, ¤t->saved_sigmask, NULL); + } + if (single_stepping) ptrace_set_bpt(current); /* re-set breakpoint */ - - return 0; } void -do_notify_resume(sigset_t *oldset, struct pt_regs *regs, - struct switch_stack *sw, unsigned long r0, - unsigned long r19, unsigned long thread_info_flags) +do_notify_resume(struct pt_regs *regs, struct switch_stack *sw, + unsigned long thread_info_flags, + unsigned long r0, unsigned long r19) { - if (thread_info_flags & _TIF_SIGPENDING) - do_signal(oldset, regs, sw, r0, r19); + if (thread_info_flags & (_TIF_SIGPENDING | _TIF_RESTORE_SIGMASK)) + do_signal(regs, sw, r0, r19); } diff --git a/arch/alpha/kernel/sys_dp264.c b/arch/alpha/kernel/sys_dp264.c index 85d2f933dd0..c71b0fd7a61 100644 --- a/arch/alpha/kernel/sys_dp264.c +++ b/arch/alpha/kernel/sys_dp264.c @@ -543,6 +543,7 @@ dp264_init_pci(void) { common_init_pci(); SMC669_Init(0); + locate_and_init_vga(NULL); } static void __init @@ -551,6 +552,14 @@ monet_init_pci(void) common_init_pci(); SMC669_Init(1); es1888_init(); + locate_and_init_vga(NULL); +} + +static void __init +clipper_init_pci(void) +{ + common_init_pci(); + locate_and_init_vga(NULL); } static void __init @@ -655,7 +664,7 @@ struct alpha_machine_vector clipper_mv __initmv = { .init_arch = tsunami_init_arch, .init_irq = clipper_init_irq, .init_rtc = common_init_rtc, - .init_pci = common_init_pci, + .init_pci = clipper_init_pci, .kill_arch = tsunami_kill_arch, .pci_map_irq = clipper_map_irq, .pci_swizzle = common_swizzle, diff --git a/arch/alpha/kernel/sys_marvel.c b/arch/alpha/kernel/sys_marvel.c index e349f03b830..0bcb968cb60 100644 --- a/arch/alpha/kernel/sys_marvel.c +++ b/arch/alpha/kernel/sys_marvel.c @@ -22,6 +22,7 @@ #include <asm/core_marvel.h> #include <asm/hwrpb.h> #include <asm/tlbflush.h> +#include <asm/vga.h> #include "proto.h" #include "err_impl.h" @@ -412,10 +413,7 @@ marvel_init_pci(void) pci_probe_only = 1; common_init_pci(); - -#ifdef CONFIG_VGA_HOSE locate_and_init_vga(NULL); -#endif /* Clear any io7 errors. */ for (io7 = NULL; (io7 = marvel_next_io7(io7)) != NULL; ) diff --git a/arch/alpha/kernel/sys_titan.c b/arch/alpha/kernel/sys_titan.c index f009b7bc094..1d3c1398c42 100644 --- a/arch/alpha/kernel/sys_titan.c +++ b/arch/alpha/kernel/sys_titan.c @@ -331,9 +331,7 @@ titan_init_pci(void) pci_probe_only = 1; common_init_pci(); SMC669_Init(0); -#ifdef CONFIG_VGA_HOSE locate_and_init_vga(NULL); -#endif } diff --git a/arch/alpha/kernel/systbls.S b/arch/alpha/kernel/systbls.S index f6cfe8ce3f9..79de99e32c3 100644 --- a/arch/alpha/kernel/systbls.S +++ b/arch/alpha/kernel/systbls.S @@ -465,6 +465,38 @@ sys_call_table: .quad sys_inotify_init .quad sys_inotify_add_watch /* 445 */ .quad sys_inotify_rm_watch + .quad sys_fdatasync + .quad sys_kexec_load + .quad sys_migrate_pages + .quad sys_openat /* 450 */ + .quad sys_mkdirat + .quad sys_mknodat + .quad sys_fchownat + .quad sys_futimesat + .quad sys_fstatat64 /* 455 */ + .quad sys_unlinkat + .quad sys_renameat + .quad sys_linkat + .quad sys_symlinkat + .quad sys_readlinkat /* 460 */ + .quad sys_fchmodat + .quad sys_faccessat + .quad sys_pselect6 + .quad sys_ppoll + .quad sys_unshare /* 465 */ + .quad sys_set_robust_list + .quad sys_get_robust_list + .quad sys_splice + .quad sys_sync_file_range + .quad sys_tee /* 470 */ + .quad sys_vmsplice + .quad sys_move_pages + .quad sys_getcpu + .quad sys_epoll_pwait + .quad sys_utimensat /* 475 */ + .quad sys_signalfd + .quad sys_timerfd + .quad sys_eventfd .size sys_call_table, . - sys_call_table .type sys_call_table, @object diff --git a/arch/alpha/lib/Makefile b/arch/alpha/lib/Makefile index ea098f3b629..266f78e1307 100644 --- a/arch/alpha/lib/Makefile +++ b/arch/alpha/lib/Makefile @@ -37,7 +37,8 @@ lib-y = __divqu.o __remqu.o __divlu.o __remlu.o \ $(ev6-y)clear_page.o \ $(ev6-y)copy_page.o \ fpreg.o \ - callback_srm.o srm_puts.o srm_printk.o + callback_srm.o srm_puts.o srm_printk.o \ + fls.o lib-$(CONFIG_SMP) += dec_and_lock.o diff --git a/arch/alpha/lib/fls.c b/arch/alpha/lib/fls.c new file mode 100644 index 00000000000..7ad84ea0acf --- /dev/null +++ b/arch/alpha/lib/fls.c @@ -0,0 +1,38 @@ +/* + * arch/alpha/lib/fls.c + */ + +#include <linux/module.h> +#include <asm/bitops.h> + +/* This is fls(x)-1, except zero is held to zero. This allows most + efficent input into extbl, plus it allows easy handling of fls(0)=0. */ + +const unsigned char __flsm1_tab[256] = +{ + 0, + 0, + 1, 1, + 2, 2, 2, 2, + 3, 3, 3, 3, 3, 3, 3, 3, + 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, + + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, + + 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, + 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, + 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, + 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, + + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, + 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, +}; + +EXPORT_SYMBOL(__flsm1_tab); diff --git a/arch/arm/boot/compressed/head.S b/arch/arm/boot/compressed/head.S index 2568d311be2..23348e9561b 100644 --- a/arch/arm/boot/compressed/head.S +++ b/arch/arm/boot/compressed/head.S @@ -247,7 +247,7 @@ not_relocated: mov r0, #0 mov r3, r7 bl decompress_kernel - add r0, r0, #127 + add r0, r0, #127 + 128 @ alignment + stack bic r0, r0, #127 @ align the kernel length /* * r0 = decompressed kernel length @@ -269,6 +269,7 @@ not_relocated: mov r0, #0 stmia r1!, {r9 - r14} cmp r2, r3 blo 1b + add sp, r1, #128 @ relocate the stack bl cache_clean_flush add pc, r5, r0 @ call relocation code @@ -476,6 +477,7 @@ __common_mmu_cache_on: */ .align 5 reloc_start: add r9, r5, r0 + sub r9, r9, #128 @ do not copy the stack debug_reloc_start mov r1, r4 1: @@ -486,6 +488,7 @@ reloc_start: add r9, r5, r0 cmp r5, r9 blo 1b + add sp, r1, #128 @ relocate the stack debug_reloc_end call_kernel: bl cache_clean_flush diff --git a/arch/arm/kernel/armksyms.c b/arch/arm/kernel/armksyms.c index 9179e822031..f73d62e8ab6 100644 --- a/arch/arm/kernel/armksyms.c +++ b/arch/arm/kernel/armksyms.c @@ -57,7 +57,7 @@ extern void fp_enter(void); #define EXPORT_SYMBOL_ALIAS(sym,orig) \ EXPORT_CRC_ALIAS(sym) \ static const struct kernel_symbol __ksymtab_##sym \ - __attribute_used__ __attribute__((section("__ksymtab"))) = \ + __used __attribute__((section("__ksymtab"))) = \ { (unsigned long)&orig, #sym }; /* diff --git a/arch/arm/kernel/stacktrace.c b/arch/arm/kernel/stacktrace.c index 8b63ad89d0a..ae31deb2d06 100644 --- a/arch/arm/kernel/stacktrace.c +++ b/arch/arm/kernel/stacktrace.c @@ -13,7 +13,7 @@ int walk_stackframe(unsigned long fp, unsigned long low, unsigned long high, /* * Check current frame pointer is within bounds */ - if ((fp - 12) < low || fp + 4 >= high) + if (fp < (low + 12) || fp + 4 >= high) break; frame = (struct stackframe *)(fp - 12); diff --git a/arch/arm/mach-at91/board-dk.c b/arch/arm/mach-at91/board-dk.c index 6043c38c0a9..af497896a96 100644 --- a/arch/arm/mach-at91/board-dk.c +++ b/arch/arm/mach-at91/board-dk.c @@ -132,7 +132,7 @@ static struct mtd_partition __initdata dk_nand_partition[] = { }, }; -static struct mtd_partition *nand_partitions(int size, int *num_partitions) +static struct mtd_partition * __init nand_partitions(int size, int *num_partitions) { *num_partitions = ARRAY_SIZE(dk_nand_partition); return dk_nand_partition; diff --git a/arch/arm/mach-at91/board-kb9202.c b/arch/arm/mach-at91/board-kb9202.c index 76f6e1e553e..7d9b1a278fd 100644 --- a/arch/arm/mach-at91/board-kb9202.c +++ b/arch/arm/mach-at91/board-kb9202.c @@ -96,7 +96,7 @@ static struct mtd_partition __initdata kb9202_nand_partition[] = { }, }; -static struct mtd_partition *nand_partitions(int size, int *num_partitions) +static struct mtd_partition * __init nand_partitions(int size, int *num_partitions) { *num_partitions = ARRAY_SIZE(kb9202_nand_partition); return kb9202_nand_partition; diff --git a/arch/arm/mach-at91/board-sam9261ek.c b/arch/arm/mach-at91/board-sam9261ek.c index 1f0c8a400b3..26ca8ab3f62 100644 --- a/arch/arm/mach-at91/board-sam9261ek.c +++ b/arch/arm/mach-at91/board-sam9261ek.c @@ -178,7 +178,7 @@ static struct mtd_partition __initdata ek_nand_partition[] = { }, }; -static struct mtd_partition *nand_partitions(int size, int *num_partitions) +static struct mtd_partition * __init nand_partitions(int size, int *num_partitions) { *num_partitions = ARRAY_SIZE(ek_nand_partition); return ek_nand_partition; diff --git a/arch/arm/mach-at91/board-sam9263ek.c b/arch/arm/mach-at91/board-sam9263ek.c index f57458559fb..c164c8e58ae 100644 --- a/arch/arm/mach-at91/board-sam9263ek.c +++ b/arch/arm/mach-at91/board-sam9263ek.c @@ -180,7 +180,7 @@ static struct mtd_partition __initdata ek_nand_partition[] = { }, }; -static struct mtd_partition *nand_partitions(int size, int *num_partitions) +static struct mtd_partition * __init nand_partitions(int size, int *num_partitions) { *num_partitions = ARRAY_SIZE(ek_nand_partition); return ek_nand_partition; diff --git a/arch/arm/mach-at91/board-sam9rlek.c b/arch/arm/mach-at91/board-sam9rlek.c index 30c79aca84d..9b61320f295 100644 --- a/arch/arm/mach-at91/board-sam9rlek.c +++ b/arch/arm/mach-at91/board-sam9rlek.c @@ -87,7 +87,7 @@ static struct mtd_partition __initdata ek_nand_partition[] = { }, }; -static struct mtd_partition *nand_partitions(int size, int *num_partitions) +static struct mtd_partition * __init nand_partitions(int size, int *num_partitions) { *num_partitions = ARRAY_SIZE(ek_nand_partition); return ek_nand_partition; diff --git a/arch/arm/mach-at91/clock.c b/arch/arm/mach-at91/clock.c index 06c9a0507d0..848efb2a4eb 100644 --- a/arch/arm/mach-at91/clock.c +++ b/arch/arm/mach-at91/clock.c @@ -364,19 +364,14 @@ static int at91_clk_show(struct seq_file *s, void *unused) { u32 scsr, pcsr, sr; struct clk *clk; - unsigned i; seq_printf(s, "SCSR = %8x\n", scsr = at91_sys_read(AT91_PMC_SCSR)); seq_printf(s, "PCSR = %8x\n", pcsr = at91_sys_read(AT91_PMC_PCSR)); - seq_printf(s, "MOR = %8x\n", at91_sys_read(AT91_CKGR_MOR)); seq_printf(s, "MCFR = %8x\n", at91_sys_read(AT91_CKGR_MCFR)); seq_printf(s, "PLLA = %8x\n", at91_sys_read(AT91_CKGR_PLLAR)); seq_printf(s, "PLLB = %8x\n", at91_sys_read(AT91_CKGR_PLLBR)); - seq_printf(s, "MCKR = %8x\n", at91_sys_read(AT91_PMC_MCKR)); - for (i = 0; i < 4; i++) - seq_printf(s, "PCK%d = %8x\n", i, at91_sys_read(AT91_PMC_PCKR(i))); seq_printf(s, "SR = %8x\n", sr = at91_sys_read(AT91_PMC_SR)); seq_printf(s, "\n"); diff --git a/arch/arm/mach-at91/pm.c b/arch/arm/mach-at91/pm.c index ff8db29e989..47ff676aca5 100644 --- a/arch/arm/mach-at91/pm.c +++ b/arch/arm/mach-at91/pm.c @@ -76,12 +76,11 @@ static int at91_pm_verify_clocks(void) pr_debug("AT91: PM - Suspend-to-RAM with USB still active\n"); return 0; } - } else if (cpu_is_at91sam9260()) { -#warning "Check SAM9260 USB clocks" - } else if (cpu_is_at91sam9261()) { -#warning "Check SAM9261 USB clocks" - } else if (cpu_is_at91sam9263()) { -#warning "Check SAM9263 USB clocks" + } else if (cpu_is_at91sam9260() || cpu_is_at91sam9261() || cpu_is_at91sam9263()) { + if ((scsr & (AT91SAM926x_PMC_UHP | AT91SAM926x_PMC_UDP)) != 0) { + pr_debug("AT91: PM - Suspend-to-RAM with USB still active\n"); + return 0; + } } #ifdef CONFIG_AT91_PROGRAMMABLE_CLOCKS diff --git a/arch/arm/mach-footbridge/cats-pci.c b/arch/arm/mach-footbridge/cats-pci.c index 4f984fde737..35eb232a649 100644 --- a/arch/arm/mach-footbridge/cats-pci.c +++ b/arch/arm/mach-footbridge/cats-pci.c @@ -45,7 +45,7 @@ static struct hw_pci cats_pci __initdata = { .postinit = dc21285_postinit, }; -static int cats_pci_init(void) +static int __init cats_pci_init(void) { if (machine_is_cats()) pci_common_init(&cats_pci); diff --git a/arch/arm/mach-imx/generic.c b/arch/arm/mach-imx/generic.c index 7a7fa51ec62..1c474cf709c 100644 --- a/arch/arm/mach-imx/generic.c +++ b/arch/arm/mach-imx/generic.c @@ -201,7 +201,6 @@ void __init imx_set_mmc_info(struct imxmmc_platform_data *info) { imx_mmc_device.dev.platform_data = info; } -EXPORT_SYMBOL(imx_set_mmc_info); static struct imxfb_mach_info imx_fb_info; diff --git a/arch/arm/mach-ixp2000/ixdp2400.c b/arch/arm/mach-ixp2000/ixdp2400.c index 0fdd03ab36e..ce7c15c7300 100644 --- a/arch/arm/mach-ixp2000/ixdp2400.c +++ b/arch/arm/mach-ixp2000/ixdp2400.c @@ -164,7 +164,7 @@ int __init ixdp2400_pci_init(void) subsys_initcall(ixdp2400_pci_init); -void ixdp2400_init_irq(void) +void __init ixdp2400_init_irq(void) { ixdp2x00_init_irq(IXDP2400_CPLD_INT_STAT, IXDP2400_CPLD_INT_MASK, IXDP2400_NR_IRQS); } diff --git a/arch/arm/mach-ixp2000/ixdp2800.c b/arch/arm/mach-ixp2000/ixdp2800.c index 70d247f09a7..14f09b80ab7 100644 --- a/arch/arm/mach-ixp2000/ixdp2800.c +++ b/arch/arm/mach-ixp2000/ixdp2800.c @@ -279,7 +279,7 @@ int __init ixdp2800_pci_init(void) subsys_initcall(ixdp2800_pci_init); -void ixdp2800_init_irq(void) +void __init ixdp2800_init_irq(void) { ixdp2x00_init_irq(IXDP2800_CPLD_INT_STAT, IXDP2800_CPLD_INT_MASK, IXDP2800_NR_IRQS); } diff --git a/arch/arm/mach-ixp2000/ixdp2x00.c b/arch/arm/mach-ixp2000/ixdp2x00.c index 011065b967b..73c651e83d9 100644 --- a/arch/arm/mach-ixp2000/ixdp2x00.c +++ b/arch/arm/mach-ixp2000/ixdp2x00.c @@ -145,7 +145,7 @@ static struct irq_chip ixdp2x00_cpld_irq_chip = { .unmask = ixdp2x00_irq_unmask }; -void ixdp2x00_init_irq(volatile unsigned long *stat_reg, volatile unsigned long *mask_reg, unsigned long nr_irqs) +void __init ixdp2x00_init_irq(volatile unsigned long *stat_reg, volatile unsigned long *mask_reg, unsigned long nr_irqs) { unsigned int irq; diff --git a/arch/arm/mach-ixp23xx/ixdp2351.c b/arch/arm/mach-ixp23xx/ixdp2351.c index 7a86a2516ea..c41a6b5a0ac 100644 --- a/arch/arm/mach-ixp23xx/ixdp2351.c +++ b/arch/arm/mach-ixp23xx/ixdp2351.c @@ -124,7 +124,7 @@ static struct irq_chip ixdp2351_intb_chip = { .unmask = ixdp2351_intb_unmask }; -void ixdp2351_init_irq(void) +void __init ixdp2351_init_irq(void) { int irq; diff --git a/arch/arm/mach-ixp23xx/pci.c b/arch/arm/mach-ixp23xx/pci.c index ac7d43d23c2..227f808dc0e 100644 --- a/arch/arm/mach-ixp23xx/pci.c +++ b/arch/arm/mach-ixp23xx/pci.c @@ -284,7 +284,7 @@ int ixp23xx_pci_setup(int nr, struct pci_sys_data *sys) return 1; } -void ixp23xx_pci_slave_init(void) +void __init ixp23xx_pci_slave_init(void) { ixp23xx_pci_common_init(); } diff --git a/arch/arm/mach-ixp23xx/roadrunner.c b/arch/arm/mach-ixp23xx/roadrunner.c index d06e21b70de..e35644961aa 100644 --- a/arch/arm/mach-ixp23xx/roadrunner.c +++ b/arch/arm/mach-ixp23xx/roadrunner.c @@ -110,7 +110,7 @@ static int __init roadrunner_map_irq(struct pci_dev *dev, u8 idsel, u8 pin) return NO_IRQ; } -static void roadrunner_pci_preinit(void) +static void __init roadrunner_pci_preinit(void) { set_irq_type(IRQ_ROADRUNNER_PCI_INTC, IRQT_LOW); set_irq_type(IRQ_ROADRUNNER_PCI_INTD, IRQT_LOW); diff --git a/arch/arm/mach-ixp4xx/Kconfig b/arch/arm/mach-ixp4xx/Kconfig index 9715ef506c2..060909870b5 100644 --- a/arch/arm/mach-ixp4xx/Kconfig +++ b/arch/arm/mach-ixp4xx/Kconfig @@ -104,9 +104,6 @@ config MACH_DSMG600 DSM-G600 RevA device. For more information on this platform, see http://www.nslu2-linux.org/wiki/DSMG600/HomePage -# -# Avila and IXDP share the same source for now. Will change in future -# config ARCH_IXDP4XX bool depends on ARCH_IXDP425 || MACH_IXDP465 || MACH_KIXRP435 diff --git a/arch/arm/mach-ixp4xx/common.c b/arch/arm/mach-ixp4xx/common.c index 64685da1462..8112f726ffa 100644 --- a/arch/arm/mach-ixp4xx/common.c +++ b/arch/arm/mach-ixp4xx/common.c @@ -283,7 +283,7 @@ static struct irqaction ixp4xx_timer_irq = { .handler = ixp4xx_timer_interrupt, }; -static void __init ixp4xx_timer_init(void) +void __init ixp4xx_timer_init(void) { /* Reset/disable counter */ *IXP4XX_OSRT1 = 0; diff --git a/arch/arm/mach-ixp4xx/coyote-pci.c b/arch/arm/mach-ixp4xx/coyote-pci.c index 7bc94f3def1..ad2e5b97966 100644 --- a/arch/arm/mach-ixp4xx/coyote-pci.c +++ b/arch/arm/mach-ixp4xx/coyote-pci.c @@ -25,10 +25,6 @@ #include <asm/mach/pci.h> -extern void ixp4xx_pci_preinit(void); -extern int ixp4xx_setup(int nr, struct pci_sys_data *sys); -extern struct pci_bus *ixp4xx_scan_bus(int nr, struct pci_sys_data *sys); - void __init coyote_pci_preinit(void) { set_irq_type(IRQ_COYOTE_PCI_SLOT0, IRQT_LOW); diff --git a/arch/arm/mach-ixp4xx/dsmg600-setup.c b/arch/arm/mach-ixp4xx/dsmg600-setup.c index 1caff65e22c..1e75e105c4f 100644 --- a/arch/arm/mach-ixp4xx/dsmg600-setup.c +++ b/arch/arm/mach-ixp4xx/dsmg600-setup.c @@ -18,6 +18,7 @@ #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/flash.h> +#include <asm/mach/time.h> static struct flash_platform_data dsmg600_flash_data = { .map_name = "cfi_probe", @@ -128,6 +129,19 @@ static void dsmg600_power_off(void) gpio_line_set(DSMG600_PO_GPIO, IXP4XX_GPIO_HIGH); } +static void __init dsmg600_timer_init(void) +{ + /* The xtal on this machine is non-standard. */ + ixp4xx_timer_freq = DSMG600_FREQ; + + /* Call standard timer_init function. */ + ixp4xx_timer_init(); +} + +static struct sys_timer dsmg600_timer = { + .init = dsmg600_timer_init, +}; + static void __init dsmg600_init(void) { ixp4xx_sys_init(); @@ -155,21 +169,13 @@ static void __init dsmg600_init(void) #endif } -static void __init dsmg600_fixup(struct machine_desc *desc, - struct tag *tags, char **cmdline, struct meminfo *mi) -{ - /* The xtal on this machine is non-standard. */ - ixp4xx_timer_freq = DSMG600_FREQ; -} - MACHINE_START(DSMG600, "D-Link DSM-G600 RevA") /* Maintainer: www.nslu2-linux.org */ .phys_io = IXP4XX_PERIPHERAL_BASE_PHYS, .io_pg_offst = ((IXP4XX_PERIPHERAL_BASE_VIRT) >> 18) & 0xFFFC, .boot_params = 0x00000100, - .fixup = dsmg600_fixup, .map_io = ixp4xx_map_io, .init_irq = ixp4xx_init_irq, - .timer = &ixp4xx_timer, + .timer = &dsmg600_timer, .init_machine = dsmg600_init, MACHINE_END diff --git a/arch/arm/mach-ixp4xx/ixdpg425-pci.c b/arch/arm/mach-ixp4xx/ixdpg425-pci.c index 509a95a692a..d1e75b7dc3b 100644 --- a/arch/arm/mach-ixp4xx/ixdpg425-pci.c +++ b/arch/arm/mach-ixp4xx/ixdpg425-pci.c @@ -23,10 +23,6 @@ #include <asm/mach/pci.h> -extern void ixp4xx_pci_preinit(void); -extern int ixp4xx_setup(int nr, struct pci_sys_data *sys); -extern struct pci_bus *ixp4xx_scan_bus(int nr, struct pci_sys_data *sys); - void __init ixdpg425_pci_preinit(void) { set_irq_type(IRQ_IXP4XX_GPIO6, IRQT_LOW); diff --git a/arch/arm/mach-ixp4xx/nas100d-setup.c b/arch/arm/mach-ixp4xx/nas100d-setup.c index 9a31444d921..78a17413cec 100644 --- a/arch/arm/mach-ixp4xx/nas100d-setup.c +++ b/arch/arm/mach-ixp4xx/nas100d-setup.c @@ -155,7 +155,8 @@ static void __init nas100d_init(void) pm_power_off = nas100d_power_off; - /* This is only useful on a modified machine, but it is valuable + /* + * This is only useful on a modified machine, but it is valuable * to have it first in order to see debug messages, and so that * it does *not* get removed if platform_add_devices fails! */ diff --git a/arch/arm/mach-ixp4xx/nslu2-setup.c b/arch/arm/mach-ixp4xx/nslu2-setup.c index 162c266e5f8..9bf8ccbcacc 100644 --- a/arch/arm/mach-ixp4xx/nslu2-setup.c +++ b/arch/arm/mach-ixp4xx/nslu2-setup.c @@ -22,6 +22,7 @@ #include <asm/mach-types.h> #include <asm/mach/arch.h> #include <asm/mach/flash.h> +#include <asm/mach/time.h> static struct flash_platform_data nslu2_flash_data = { .map_name = "cfi_probe", @@ -49,26 +50,26 @@ static struct ixp4xx_i2c_pins nslu2_i2c_gpio_pins = { static struct resource nslu2_led_resources[] = { { .name = "ready", /* green led */ - .start = NSLU2_LED_GRN, - .end = NSLU2_LED_GRN, + .start = NSLU2_LED_GRN_GPIO, + .end = NSLU2_LED_GRN_GPIO, .flags = IXP4XX_GPIO_HIGH, }, { .name = "status", /* red led */ - .start = NSLU2_LED_RED, - .end = NSLU2_LED_RED, + .start = NSLU2_LED_RED_GPIO, + .end = NSLU2_LED_RED_GPIO, .flags = IXP4XX_GPIO_HIGH, }, { .name = "disk-1", - .start = NSLU2_LED_DISK1, - .end = NSLU2_LED_DISK1, + .start = NSLU2_LED_DISK1_GPIO, + .end = NSLU2_LED_DISK1_GPIO, .flags = IXP4XX_GPIO_LOW, }, { .name = "disk-2", - .start = NSLU2_LED_DISK2, - .end = NSLU2_LED_DISK2, + .start = NSLU2_LED_DISK2_GPIO, + .end = NSLU2_LED_DISK2_GPIO, .flags = IXP4XX_GPIO_LOW, }, }; @@ -157,10 +158,21 @@ static void nslu2_power_off(void) gpio_line_set(NSLU2_PO_GPIO, IXP4XX_GPIO_HIGH); } -static void __init nslu2_init(void) +static void __init nslu2_timer_init(void) { - ixp4xx_timer_freq = NSLU2_FREQ; + /* The xtal on this machine is non-standard. */ + ixp4xx_timer_freq = NSLU2_FREQ; + + /* Call standard timer_init function. */ + ixp4xx_timer_init(); +} +static struct sys_timer nslu2_timer = { + .init = nslu2_timer_init, +}; + +static void __init nslu2_init(void) +{ ixp4xx_sys_init(); nslu2_flash_resource.start = IXP4XX_EXP_BUS_BASE(0); @@ -169,7 +181,8 @@ static void __init nslu2_init(void) pm_power_off = nslu2_power_off; - /* This is only useful on a modified machine, but it is valuable + /* + * This is only useful on a modified machine, but it is valuable * to have it first in order to see debug messages, and so that * it does *not* get removed if platform_add_devices fails! */ @@ -185,6 +198,6 @@ MACHINE_START(NSLU2, "Linksys NSLU2") .boot_params = 0x00000100, .map_io = ixp4xx_map_io, .init_irq = ixp4xx_init_irq, - .timer = &ixp4xx_timer, + .timer = &nslu2_timer, .init_machine = nslu2_init, MACHINE_END diff --git a/arch/arm/mach-s3c2410/bast.h b/arch/arm/mach-s3c2410/bast.h deleted file mode 100644 index e98543742eb..00000000000 --- a/arch/arm/mach-s3c2410/bast.h +++ /dev/null @@ -1,2 +0,0 @@ -/* linux/arch/arm/mach-s3c2410/bast.h -extern void bast_init_irq(void); diff --git a/arch/arm/mach-s3c2410/mach-amlm5900.c b/arch/arm/mach-s3c2410/mach-amlm5900.c index bc308ceb91c..435adcce648 100644 --- a/arch/arm/mach-s3c2410/mach-amlm5900.c +++ b/arch/arm/mach-s3c2410/mach-amlm5900.c @@ -160,7 +160,7 @@ static struct platform_device *amlm5900_devices[] __initdata = { #endif }; -void __init amlm5900_map_io(void) +static void __init amlm5900_map_io(void) { s3c24xx_init_io(amlm5900_iodesc, ARRAY_SIZE(amlm5900_iodesc)); s3c24xx_init_clocks(0); diff --git a/arch/arm/mach-s3c2412/s3c2412.c b/arch/arm/mach-s3c2412/s3c2412.c index c602aa39f9c..782b5814ced 100644 --- a/arch/arm/mach-s3c2412/s3c2412.c +++ b/arch/arm/mach-s3c2412/s3c2412.c @@ -16,6 +16,7 @@ #include <linux/list.h> #include <linux/timer.h> #include <linux/init.h> +#include <linux/delay.h> #include <linux/sysdev.h> #include <linux/serial_core.h> #include <linux/platform_device.h> @@ -29,6 +30,7 @@ #include <asm/io.h> #include <asm/irq.h> +#include <asm/arch/reset.h> #include <asm/arch/idle.h> #include <asm/arch/regs-clock.h> @@ -38,6 +40,7 @@ #include <asm/arch/regs-gpioj.h> #include <asm/arch/regs-dsc.h> #include <asm/arch/regs-spi.h> +#include <asm/arch/regs-s3c2412.h> #include <asm/plat-s3c24xx/s3c2412.h> #include <asm/plat-s3c24xx/cpu.h> @@ -106,6 +109,23 @@ static void s3c2412_idle(void) cpu_do_idle(); } +static void s3c2412_hard_reset(void) +{ + /* errata "Watch-dog/Software Reset Problem" specifies that + * this reset must be done with the SYSCLK sourced from + * EXTCLK instead of FOUT to avoid a glitch in the reset + * mechanism. + * + * See the watchdog section of the S3C2412 manual for more + * information on this fix. + */ + + __raw_writel(0x00, S3C2412_CLKSRC); + __raw_writel(S3C2412_SWRST_RESET, S3C2412_SWRST); + + mdelay(1); +} + /* s3c2412_map_io * * register the standard cpu IO areas, and any passed in from the @@ -122,6 +142,10 @@ void __init s3c2412_map_io(struct map_desc *mach_desc, int mach_size) s3c24xx_idle = s3c2412_idle; + /* set custom reset hook */ + + s3c24xx_reset_hook = s3c2412_hard_reset; + /* register our io-tables */ iotable_init(s3c2412_iodesc, ARRAY_SIZE(s3c2412_iodesc)); diff --git a/arch/arm/mach-s3c2440/mach-anubis.c b/arch/arm/mach-s3c2440/mach-anubis.c index b5d387ef37e..bff7ddd06a5 100644 --- a/arch/arm/mach-s3c2440/mach-anubis.c +++ b/arch/arm/mach-s3c2440/mach-anubis.c @@ -76,8 +76,8 @@ static struct map_desc anubis_iodesc[] __initdata = { .length = SZ_4K, .type = MT_DEVICE, }, { - .virtual = (u32)ANUBIS_VA_CTRL2, - .pfn = __phys_to_pfn(ANUBIS_PA_CTRL2), + .virtual = (u32)ANUBIS_VA_IDREG, + .pfn = __phys_to_pfn(ANUBIS_PA_IDREG), .length = SZ_4K, .type = MT_DEVICE, }, diff --git a/arch/arm/mach-s3c2440/mach-osiris.c b/arch/arm/mach-s3c2440/mach-osiris.c index 4d6c7a574c1..15811601f03 100644 --- a/arch/arm/mach-s3c2440/mach-osiris.c +++ b/arch/arm/mach-s3c2440/mach-osiris.c @@ -16,6 +16,7 @@ #include <linux/timer.h> #include <linux/init.h> #include <linux/device.h> +#include <linux/sysdev.h> #include <linux/serial_core.h> #include <asm/mach/arch.h> @@ -65,6 +66,11 @@ static struct map_desc osiris_iodesc[] __initdata = { /* CPLD control registers */ { + .virtual = (u32)OSIRIS_VA_CTRL0, + .pfn = __phys_to_pfn(OSIRIS_PA_CTRL0), + .length = SZ_16K, + .type = MT_DEVICE, + }, { .virtual = (u32)OSIRIS_VA_CTRL1, .pfn = __phys_to_pfn(OSIRIS_PA_CTRL1), .length = SZ_16K, @@ -74,6 +80,11 @@ static struct map_desc osiris_iodesc[] __initdata = { .pfn = __phys_to_pfn(OSIRIS_PA_CTRL2), .length = SZ_16K, .type = MT_DEVICE, + }, { + .virtual = (u32)OSIRIS_VA_IDREG, + .pfn = __phys_to_pfn(OSIRIS_PA_IDREG), + .length = SZ_16K, + .type = MT_DEVICE, }, }; @@ -195,13 +206,13 @@ static void osiris_nand_select(struct s3c2410_nand_set *set, int slot) pr_debug("osiris_nand: selecting slot %d (set %p,%p)\n", slot, set, set->nr_map); - tmp = __raw_readb(OSIRIS_VA_CTRL1); - tmp &= ~OSIRIS_CTRL1_NANDSEL; + tmp = __raw_readb(OSIRIS_VA_CTRL0); + tmp &= ~OSIRIS_CTRL0_NANDSEL; tmp |= slot; - pr_debug("osiris_nand: ctrl1 now %02x\n", tmp); + pr_debug("osiris_nand: ctrl0 now %02x\n", tmp); - __raw_writeb(tmp, OSIRIS_VA_CTRL1); + __raw_writeb(tmp, OSIRIS_VA_CTRL0); } static struct s3c2410_platform_nand osiris_nand_info = { @@ -235,10 +246,45 @@ static struct platform_device osiris_pcmcia = { .resource = osiris_pcmcia_resource, }; +/* Osiris power management device */ + +#ifdef CONFIG_PM +static unsigned char pm_osiris_ctrl0; + +static int osiris_pm_suspend(struct sys_device *sd, pm_message_t state) +{ + pm_osiris_ctrl0 = __raw_readb(OSIRIS_VA_CTRL0); + return 0; +} + +static int osiris_pm_resume(struct sys_device *sd) +{ + if (pm_osiris_ctrl0 & OSIRIS_CTRL0_FIX8) + __raw_writeb(OSIRIS_CTRL1_FIX8, OSIRIS_VA_CTRL1); + + return 0; +} + +#else +#define osiris_pm_suspend NULL +#define osiris_pm_resume NULL +#endif + +static struct sysdev_class osiris_pm_sysclass = { + set_kset_name("mach-osiris"), + .suspend = osiris_pm_suspend, + .resume = osiris_pm_resume, +}; + +static struct sys_device osiris_pm_sysdev = { + .cls = &osiris_pm_sysclass, +}; + /* Standard Osiris devices */ static struct platform_device *osiris_devices[] __initdata = { &s3c_device_i2c, + &s3c_device_wdt, &s3c_device_nand, &osiris_pcmcia, }; @@ -288,6 +334,9 @@ static void __init osiris_map_io(void) static void __init osiris_init(void) { + sysdev_class_register(&osiris_pm_sysclass); + sysdev_register(&osiris_pm_sysdev); + platform_add_devices(osiris_devices, ARRAY_SIZE(osiris_devices)); }; @@ -299,5 +348,6 @@ MACHINE_START(OSIRIS, "Simtec-OSIRIS") .map_io = osiris_map_io, .init_machine = osiris_init, .init_irq = s3c24xx_init_irq, + .init_machine = osiris_init, .timer = &s3c24xx_timer, MACHINE_END diff --git a/arch/arm/mach-s3c2443/clock.c b/arch/arm/mach-s3c2443/clock.c index 5955efb5de8..58402948c47 100644 --- a/arch/arm/mach-s3c2443/clock.c +++ b/arch/arm/mach-s3c2443/clock.c @@ -394,7 +394,7 @@ static int s3c2443_setrate_usbhost(struct clk *clk, unsigned long rate) return 0; } -struct clk clk_usb_bus_host = { +static struct clk clk_usb_bus_host = { .name = "usb-bus-host-parent", .id = -1, .parent = &clk_esysclk, @@ -758,7 +758,6 @@ static struct clk init_clocks[] = { .parent = &clk_h, .enable = s3c2443_clkcon_enable_h, .ctrlbit = S3C2443_HCLKCON_CFC, - .ctrlbit = S3C2443_HCLKCON_HSMMC, }, { .name = "ssmc", .id = -1, diff --git a/arch/arm/mach-sa1100/neponset.c b/arch/arm/mach-sa1100/neponset.c index d7c038a0256..4cbf9468f65 100644 --- a/arch/arm/mach-sa1100/neponset.c +++ b/arch/arm/mach-sa1100/neponset.c @@ -139,12 +139,12 @@ static u_int neponset_get_mctrl(struct uart_port *port) return ret; } -static struct sa1100_port_fns neponset_port_fns __initdata = { +static struct sa1100_port_fns neponset_port_fns __devinitdata = { .set_mctrl = neponset_set_mctrl, .get_mctrl = neponset_get_mctrl, }; -static int neponset_probe(struct platform_device *dev) +static int __devinit neponset_probe(struct platform_device *dev) { sa1100_register_uart_fns(&neponset_port_fns); diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig index 5f472a8b406..e7904bc92c7 100644 --- a/arch/arm/mm/Kconfig +++ b/arch/arm/mm/Kconfig @@ -379,7 +379,7 @@ config CPU_V7 select CPU_CP15_MMU select CPU_HAS_ASID select CPU_COPY_V6 if MMU - select CPU_TLB_V6 if MMU + select CPU_TLB_V7 if MMU # Figure out what processor architecture version we should be using. # This defines the compiler instruction set which depends on the machine type. @@ -498,6 +498,9 @@ config CPU_TLB_V4WBI config CPU_TLB_V6 bool +config CPU_TLB_V7 + bool + endif config CPU_HAS_ASID diff --git a/arch/arm/mm/Makefile b/arch/arm/mm/Makefile index b5bd335ff14..762702765fc 100644 --- a/arch/arm/mm/Makefile +++ b/arch/arm/mm/Makefile @@ -46,6 +46,7 @@ obj-$(CONFIG_CPU_TLB_V4WT) += tlb-v4.o obj-$(CONFIG_CPU_TLB_V4WB) += tlb-v4wb.o obj-$(CONFIG_CPU_TLB_V4WBI) += tlb-v4wbi.o obj-$(CONFIG_CPU_TLB_V6) += tlb-v6.o +obj-$(CONFIG_CPU_TLB_V7) += tlb-v7.o obj-$(CONFIG_CPU_ARM610) += proc-arm6_7.o obj-$(CONFIG_CPU_ARM710) += proc-arm6_7.o diff --git a/arch/arm/mm/alignment.c b/arch/arm/mm/alignment.c index 36440c89958..074b7cb0774 100644 --- a/arch/arm/mm/alignment.c +++ b/arch/arm/mm/alignment.c @@ -630,7 +630,7 @@ do_alignment(unsigned long addr, unsigned int fsr, struct pt_regs *regs) fs = get_fs(); set_fs(KERNEL_DS); - if thumb_mode(regs) { + if (thumb_mode(regs)) { fault = __get_user(tinstr, (u16 *)(instrptr & ~1)); if (!(fault)) instr = thumb2arm(tinstr); diff --git a/arch/arm/mm/proc-v7.S b/arch/arm/mm/proc-v7.S index dd823dd4a37..718f4782ee8 100644 --- a/arch/arm/mm/proc-v7.S +++ b/arch/arm/mm/proc-v7.S @@ -256,7 +256,7 @@ __v7_proc_info: .long HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP .long cpu_v7_name .long v7_processor_functions - .long v6wbi_tlb_fns + .long v7wbi_tlb_fns .long v6_user_fns .long v7_cache_fns .size __v7_proc_info, . - __v7_proc_info diff --git a/arch/arm/mm/tlb-v7.S b/arch/arm/mm/tlb-v7.S new file mode 100644 index 00000000000..b56dda8052f --- /dev/null +++ b/arch/arm/mm/tlb-v7.S @@ -0,0 +1,88 @@ +/* + * linux/arch/arm/mm/tlb-v7.S + * + * Copyright (C) 1997-2002 Russell King + * Modified for ARMv7 by Catalin Marinas + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * ARM architecture version 6 TLB handling functions. + * These assume a split I/D TLB. + */ +#include <linux/linkage.h> +#include <asm/asm-offsets.h> +#include <asm/page.h> +#include <asm/tlbflush.h> +#include "proc-macros.S" + +/* + * v7wbi_flush_user_tlb_range(start, end, vma) + * + * Invalidate a range of TLB entries in the specified address space. + * + * - start - start address (may not be aligned) + * - end - end address (exclusive, may not be aligned) + * - vma - vma_struct describing address range + * + * It is assumed that: + * - the "Invalidate single entry" instruction will invalidate + * both the I and the D TLBs on Harvard-style TLBs + */ +ENTRY(v7wbi_flush_user_tlb_range) + vma_vm_mm r3, r2 @ get vma->vm_mm + mmid r3, r3 @ get vm_mm->context.id + dsb + mov r0, r0, lsr #PAGE_SHIFT @ align address + mov r1, r1, lsr #PAGE_SHIFT + asid r3, r3 @ mask ASID + orr r0, r3, r0, lsl #PAGE_SHIFT @ Create initial MVA + mov r1, r1, lsl #PAGE_SHIFT + vma_vm_flags r2, r2 @ get vma->vm_flags +1: + mcr p15, 0, r0, c8, c6, 1 @ TLB invalidate D MVA (was 1) + tst r2, #VM_EXEC @ Executable area ? + mcrne p15, 0, r0, c8, c5, 1 @ TLB invalidate I MVA (was 1) + add r0, r0, #PAGE_SZ + cmp r0, r1 + blo 1b + mov ip, #0 + mcr p15, 0, ip, c7, c5, 6 @ flush BTAC/BTB + dsb + mov pc, lr + +/* + * v7wbi_flush_kern_tlb_range(start,end) + * + * Invalidate a range of kernel TLB entries + * + * - start - start address (may not be aligned) + * - end - end address (exclusive, may not be aligned) + */ +ENTRY(v7wbi_flush_kern_tlb_range) + dsb + mov r0, r0, lsr #PAGE_SHIFT @ align address + mov r1, r1, lsr #PAGE_SHIFT + mov r0, r0, lsl #PAGE_SHIFT + mov r1, r1, lsl #PAGE_SHIFT +1: + mcr p15, 0, r0, c8, c6, 1 @ TLB invalidate D MVA + mcr p15, 0, r0, c8, c5, 1 @ TLB invalidate I MVA + add r0, r0, #PAGE_SZ + cmp r0, r1 + blo 1b + mov r2, #0 + mcr p15, 0, r2, c7, c5, 6 @ flush BTAC/BTB + dsb + isb + mov pc, lr + + .section ".text.init", #alloc, #execinstr + + .type v7wbi_tlb_fns, #object +ENTRY(v7wbi_tlb_fns) + .long v7wbi_flush_user_tlb_range + .long v7wbi_flush_kern_tlb_range + .long v6wbi_tlb_flags + .size v7wbi_tlb_fns, . - v7wbi_tlb_fns diff --git a/arch/arm/nwfpe/softfloat.h b/arch/arm/nwfpe/softfloat.h index 0a3067452cd..260fe29d73f 100644 --- a/arch/arm/nwfpe/softfloat.h +++ b/arch/arm/nwfpe/softfloat.h @@ -273,4 +273,7 @@ static inline flag float64_lt_nocheck(float64 a, float64 b) extern flag float32_is_nan( float32 a ); extern flag float64_is_nan( float64 a ); +extern int32 float64_to_uint32( struct roundingData *roundData, float64 a ); +extern int32 float64_to_uint32_round_to_zero( float64 a ); + #endif diff --git a/arch/arm/oprofile/op_model_mpcore.c b/arch/arm/oprofile/op_model_mpcore.c index 89850071824..75bae067922 100644 --- a/arch/arm/oprofile/op_model_mpcore.c +++ b/arch/arm/oprofile/op_model_mpcore.c @@ -200,8 +200,10 @@ static int em_call_function(int (*fn)(void)) data.fn = fn; data.ret = 0; + preempt_disable(); smp_call_function(em_func, &data, 1, 1); em_func(&data); + preempt_enable(); return data.ret; } @@ -257,8 +259,13 @@ static void em_stop(void) */ static void em_route_irq(int irq, unsigned int cpu) { - irq_desc[irq].affinity = cpumask_of_cpu(cpu); - irq_desc[irq].chip->set_affinity(irq, cpumask_of_cpu(cpu)); + struct irq_desc *desc = irq_desc + irq; + cpumask_t mask = cpumask_of_cpu(cpu); + + spin_lock_irq(&desc->lock); + desc->affinity = mask; + desc->chip->set_affinity(irq, mask); + spin_unlock_irq(&desc->lock); } static int em_setup(void) diff --git a/arch/arm/vfp/entry.S b/arch/arm/vfp/entry.S index ca2a5ad19ea..806ce26d524 100644 --- a/arch/arm/vfp/entry.S +++ b/arch/arm/vfp/entry.S @@ -29,6 +29,10 @@ do_vfp: add r10, r10, #TI_VFPSTATE @ r10 = workspace ldr pc, [r4] @ call VFP entry point +ENTRY(vfp_null_entry) + mov pc, lr +ENDPROC(vfp_null_entry) + .LCvfp: .word vfp_vector diff --git a/arch/arm/vfp/vfpmodule.c b/arch/arm/vfp/vfpmodule.c index f1e5951dc72..1106b5f9cf1 100644 --- a/arch/arm/vfp/vfpmodule.c +++ b/arch/arm/vfp/vfpmodule.c @@ -26,8 +26,9 @@ */ void vfp_testing_entry(void); void vfp_support_entry(void); +void vfp_null_entry(void); -void (*vfp_vector)(void) = vfp_testing_entry; +void (*vfp_vector)(void) = vfp_null_entry; union vfp_state *last_VFP_context[NR_CPUS]; /* @@ -321,8 +322,10 @@ static int __init vfp_init(void) * The handler is already setup to just log calls, so * we just need to read the VFPSID register. */ + vfp_vector = vfp_testing_entry; vfpsid = fmrx(FPSID); barrier(); + vfp_vector = vfp_null_entry; printk(KERN_INFO "VFP support v0.3: "); if (VFP_arch) { diff --git a/arch/h8300/kernel/sys_h8300.c b/arch/h8300/kernel/sys_h8300.c index 11ba75a0522..de7688cfd57 100644 --- a/arch/h8300/kernel/sys_h8300.c +++ b/arch/h8300/kernel/sys_h8300.c @@ -288,9 +288,9 @@ asmlinkage void syscall_print(void *dummy,...) int kernel_execve(const char *filename, char *const argv[], char *const envp[]) { register long res __asm__("er0"); + register char *const *_c __asm__("er3") = envp; + register char *const *_b __asm__("er2") = argv; register const char * _a __asm__("er1") = filename; - register void *_b __asm__("er2") = argv; - register void *_c __asm__("er3") = envp; __asm__ __volatile__ ("mov.l %1,er0\n\t" "trapa #0\n\t" : "=r" (res) diff --git a/arch/h8300/kernel/traps.c b/arch/h8300/kernel/traps.c index 300e3279ca5..f97183011c2 100644 --- a/arch/h8300/kernel/traps.c +++ b/arch/h8300/kernel/traps.c @@ -136,7 +136,7 @@ void show_stack(struct task_struct *task, unsigned long *esp) printk("\nCall Trace:"); i = 0; stack = esp; - while (((unsigned long)stack & (THREAD_SIZE - 1)) == 0) { + while (((unsigned long)stack & (THREAD_SIZE - 1)) != 0) { addr = *stack++; /* * If the address is either in the text segment of the diff --git a/arch/i386/Kconfig b/arch/i386/Kconfig index c2d54b80223..8770a5d0b14 100644 --- a/arch/i386/Kconfig +++ b/arch/i386/Kconfig @@ -891,7 +891,7 @@ config PHYSICAL_ALIGN Don't change this unless you know what you are doing. config HOTPLUG_CPU - bool "Support for hot-pluggable CPUs (EXPERIMENTAL)" + bool "Support for suspend on SMP and hot-pluggable CPUs (EXPERIMENTAL)" depends on SMP && HOTPLUG && EXPERIMENTAL && !X86_VOYAGER ---help--- Say Y here to experiment with turning CPUs off and on, and to diff --git a/arch/i386/kernel/cpu/mtrr/main.c b/arch/i386/kernel/cpu/mtrr/main.c index 1cf466df330..7202b98aac4 100644 --- a/arch/i386/kernel/cpu/mtrr/main.c +++ b/arch/i386/kernel/cpu/mtrr/main.c @@ -734,10 +734,13 @@ void mtrr_ap_init(void) */ void mtrr_save_state(void) { - if (smp_processor_id() == 0) + int cpu = get_cpu(); + + if (cpu == 0) mtrr_save_fixed_ranges(NULL); else smp_call_function_single(0, mtrr_save_fixed_ranges, NULL, 1, 1); + put_cpu(); } static int __init mtrr_init_finialize(void) diff --git a/arch/i386/kernel/microcode.c b/arch/i386/kernel/microcode.c index 83f825f2e2d..d865d041bea 100644 --- a/arch/i386/kernel/microcode.c +++ b/arch/i386/kernel/microcode.c @@ -478,7 +478,7 @@ static int __init microcode_dev_init (void) return 0; } -static void __exit microcode_dev_exit (void) +static void microcode_dev_exit (void) { misc_deregister(µcode_dev); } diff --git a/arch/i386/kernel/reboot.c b/arch/i386/kernel/reboot.c index 50dfc65319c..5513f8d5b5b 100644 --- a/arch/i386/kernel/reboot.c +++ b/arch/i386/kernel/reboot.c @@ -89,6 +89,14 @@ static int __init set_bios_reboot(struct dmi_system_id *d) } static struct dmi_system_id __initdata reboot_dmi_table[] = { + { /* Handle problems with rebooting on Dell E520's */ + .callback = set_bios_reboot, + .ident = "Dell E520", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), + DMI_MATCH(DMI_PRODUCT_NAME, "Dell DM061"), + }, + }, { /* Handle problems with rebooting on Dell 1300's */ .callback = set_bios_reboot, .ident = "Dell PowerEdge 1300", diff --git a/arch/i386/kernel/smpboot.c b/arch/i386/kernel/smpboot.c index 08f07a74a9d..88baed1e7e8 100644 --- a/arch/i386/kernel/smpboot.c +++ b/arch/i386/kernel/smpboot.c @@ -943,10 +943,9 @@ exit: static void smp_tune_scheduling(void) { - unsigned long cachesize; /* kB */ - if (cpu_khz) { - cachesize = boot_cpu_data.x86_cache_size; + /* cache size in kB */ + long cachesize = boot_cpu_data.x86_cache_size; if (cachesize > 0) max_cache_size = cachesize * 1024; diff --git a/arch/i386/kernel/vmi.c b/arch/i386/kernel/vmi.c index c8726c424b3..c12720d7cbc 100644 --- a/arch/i386/kernel/vmi.c +++ b/arch/i386/kernel/vmi.c @@ -27,6 +27,7 @@ #include <linux/bootmem.h> #include <linux/mm.h> #include <linux/highmem.h> +#include <linux/sched.h> #include <asm/vmi.h> #include <asm/io.h> #include <asm/fixmap.h> diff --git a/arch/i386/mach-generic/bigsmp.c b/arch/i386/mach-generic/bigsmp.c index e932d3485ae..58a477baec3 100644 --- a/arch/i386/mach-generic/bigsmp.c +++ b/arch/i386/mach-generic/bigsmp.c @@ -21,7 +21,7 @@ static int dmi_bigsmp; /* can be set by dmi scanners */ -static __init int hp_ht_bigsmp(struct dmi_system_id *d) +static int hp_ht_bigsmp(struct dmi_system_id *d) { #ifdef CONFIG_X86_GENERICARCH printk(KERN_NOTICE "%s detected: force use of apic=bigsmp\n", d->ident); @@ -31,7 +31,7 @@ static __init int hp_ht_bigsmp(struct dmi_system_id *d) } -static struct dmi_system_id __initdata bigsmp_dmi_table[] = { +static struct dmi_system_id bigsmp_dmi_table[] = { { hp_ht_bigsmp, "HP ProLiant DL760 G2", { DMI_MATCH(DMI_BIOS_VENDOR, "HP"), DMI_MATCH(DMI_BIOS_VERSION, "P44-"), @@ -45,7 +45,7 @@ static struct dmi_system_id __initdata bigsmp_dmi_table[] = { }; -static int __init probe_bigsmp(void) +static int probe_bigsmp(void) { if (def_to_bigsmp) dmi_bigsmp = 1; diff --git a/arch/i386/math-emu/fpu_entry.c b/arch/i386/math-emu/fpu_entry.c index ddf8fa3bbd0..1853524c8b5 100644 --- a/arch/i386/math-emu/fpu_entry.c +++ b/arch/i386/math-emu/fpu_entry.c @@ -754,7 +754,7 @@ int save_i387_soft(void *s387, struct _fpstate __user * buf) return -1; if ( offset ) if (__copy_to_user(d+other, (u_char *)&S387->st_space, offset)) - return -1 + return -1; RE_ENTRANT_CHECK_ON; return 1; diff --git a/arch/i386/mm/fault.c b/arch/i386/mm/fault.c index 29d7d61543a..1ecb3e43b52 100644 --- a/arch/i386/mm/fault.c +++ b/arch/i386/mm/fault.c @@ -458,6 +458,11 @@ bad_area: bad_area_nosemaphore: /* User mode accesses just cause a SIGSEGV */ if (error_code & 4) { + /* + * It's possible to have interrupts off here. + */ + local_irq_enable(); + /* * Valid to do another page fault here because this one came * from user space. diff --git a/arch/i386/oprofile/nmi_int.c b/arch/i386/oprofile/nmi_int.c index a7c0783b269..11b7a51566a 100644 --- a/arch/i386/oprofile/nmi_int.c +++ b/arch/i386/oprofile/nmi_int.c @@ -154,7 +154,7 @@ static int allocate_msrs(void) size_t counters_size = sizeof(struct op_msr) * model->num_counters; int i; - for_each_online_cpu(i) { + for_each_possible_cpu(i) { cpu_msrs[i].counters = kmalloc(counters_size, GFP_KERNEL); if (!cpu_msrs[i].counters) { success = 0; @@ -211,8 +211,14 @@ static int nmi_setup(void) /* Assume saved/restored counters are the same on all CPUs */ model->fill_in_addresses(&cpu_msrs[0]); for_each_possible_cpu (cpu) { - if (cpu != 0) - cpu_msrs[cpu] = cpu_msrs[0]; + if (cpu != 0) { + memcpy(cpu_msrs[cpu].counters, cpu_msrs[0].counters, + sizeof(struct op_msr) * model->num_counters); + + memcpy(cpu_msrs[cpu].controls, cpu_msrs[0].controls, + sizeof(struct op_msr) * model->num_controls); + } + } on_each_cpu(nmi_save_registers, NULL, 0, 1); on_each_cpu(nmi_cpu_setup, NULL, 0, 1); diff --git a/arch/i386/pci/fixup.c b/arch/i386/pci/fixup.c index b62eafb997b..b95b42950ed 100644 --- a/arch/i386/pci/fixup.c +++ b/arch/i386/pci/fixup.c @@ -436,3 +436,14 @@ DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_CYRIX, PCI_DEVICE_ID_CYRIX_5530_LEGACY, pci_early_fixup_cyrix_5530); DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_CYRIX, PCI_DEVICE_ID_CYRIX_5530_LEGACY, pci_early_fixup_cyrix_5530); + +/* + * Siemens Nixdorf AG FSC Multiprocessor Interrupt Controller: + * prevent update of the BAR0, which doesn't look like a normal BAR. + */ +static void __devinit pci_siemens_interrupt_controller(struct pci_dev *dev) +{ + dev->resource[0].flags |= IORESOURCE_PCI_FIXED; +} +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_SIEMENS, 0x0015, + pci_siemens_interrupt_controller); diff --git a/arch/ia64/kernel/acpi-processor.c b/arch/ia64/kernel/acpi-processor.c index 4d4993a47e5..5a216c01992 100644 --- a/arch/ia64/kernel/acpi-processor.c +++ b/arch/ia64/kernel/acpi-processor.c @@ -44,7 +44,7 @@ static void init_intel_pdc(struct acpi_processor *pr) buf[0] = ACPI_PDC_REVISION_ID; buf[1] = 1; - buf[2] |= ACPI_PDC_EST_CAPABILITY_SMP; + buf[2] = ACPI_PDC_EST_CAPABILITY_SMP; obj->type = ACPI_TYPE_BUFFER; obj->buffer.length = 12; diff --git a/arch/ia64/kernel/acpi.c b/arch/ia64/kernel/acpi.c index c4784494970..103dd8edda7 100644 --- a/arch/ia64/kernel/acpi.c +++ b/arch/ia64/kernel/acpi.c @@ -67,7 +67,8 @@ EXPORT_SYMBOL(pm_power_off); unsigned int acpi_cpei_override; unsigned int acpi_cpei_phys_cpuid; -const char *acpi_get_sysname(void) +const char __init * +acpi_get_sysname(void) { #ifdef CONFIG_IA64_GENERIC unsigned long rsdp_phys; diff --git a/arch/ia64/kernel/process.c b/arch/ia64/kernel/process.c index d1c3ed9943e..af73b8dfde2 100644 --- a/arch/ia64/kernel/process.c +++ b/arch/ia64/kernel/process.c @@ -763,6 +763,9 @@ get_wchan (struct task_struct *p) unsigned long ip; int count = 0; + if (!p || p == current || p->state == TASK_RUNNING) + return 0; + /* * Note: p may not be a blocked task (it could be current or * another process running on some other CPU. Rather than @@ -773,6 +776,8 @@ get_wchan (struct task_struct *p) */ unw_init_from_blocked_task(&info, p); do { + if (p->state == TASK_RUNNING) + return 0; if (unw_unwind(&info) < 0) return 0; unw_get_ip(&info, &ip); diff --git a/arch/ia64/kernel/smpboot.c b/arch/ia64/kernel/smpboot.c index 542958079f1..3c9d8e6089c 100644 --- a/arch/ia64/kernel/smpboot.c +++ b/arch/ia64/kernel/smpboot.c @@ -370,7 +370,7 @@ smp_setup_percpu_timer (void) { } -static void __devinit +static void __cpuinit smp_callin (void) { int cpuid, phys_id, itc_master; @@ -456,7 +456,7 @@ smp_callin (void) /* * Activate a secondary processor. head.S calls this. */ -int __devinit +int __cpuinit start_secondary (void *unused) { /* Early console may use I/O ports */ diff --git a/arch/ia64/kernel/unwind.c b/arch/ia64/kernel/unwind.c index 7d3dd6cdafa..b0b08b5f3ec 100644 --- a/arch/ia64/kernel/unwind.c +++ b/arch/ia64/kernel/unwind.c @@ -1860,7 +1860,7 @@ int unw_unwind (struct unw_frame_info *info) { unsigned long prev_ip, prev_sp, prev_bsp; - unsigned long ip, pr, num_regs; + unsigned long ip, pr, num_regs, rp_loc, pfs_loc; STAT(unsigned long start, flags;) int retval; @@ -1870,14 +1870,16 @@ unw_unwind (struct unw_frame_info *info) prev_sp = info->sp; prev_bsp = info->bsp; - /* restore the ip */ - if (!info->rp_loc) { + /* validate the return IP pointer */ + rp_loc = (unsigned long) info->rp_loc; + if ((rp_loc < info->regstk.limit) || (rp_loc > info->regstk.top)) { /* FIXME: should really be level 0 but it occurs too often. KAO */ UNW_DPRINT(1, "unwind.%s: failed to locate return link (ip=0x%lx)!\n", __FUNCTION__, info->ip); STAT(unw.stat.api.unwind_time += ia64_get_itc() - start; local_irq_restore(flags)); return -1; } + /* restore the ip */ ip = info->ip = *info->rp_loc; if (ip < GATE_ADDR) { UNW_DPRINT(2, "unwind.%s: reached user-space (ip=0x%lx)\n", __FUNCTION__, ip); @@ -1885,12 +1887,14 @@ unw_unwind (struct unw_frame_info *info) return -1; } - /* restore the cfm: */ - if (!info->pfs_loc) { + /* validate the previous stack frame pointer */ + pfs_loc = (unsigned long) info->pfs_loc; + if ((pfs_loc < info->regstk.limit) || (pfs_loc > info->regstk.top)) { UNW_DPRINT(0, "unwind.%s: failed to locate ar.pfs!\n", __FUNCTION__); STAT(unw.stat.api.unwind_time += ia64_get_itc() - start; local_irq_restore(flags)); return -1; } + /* restore the cfm: */ info->cfm_loc = info->pfs_loc; /* restore the bsp: */ @@ -1992,13 +1996,16 @@ init_frame_info (struct unw_frame_info *info, struct task_struct *t, memset(info, 0, sizeof(*info)); rbslimit = (unsigned long) t + IA64_RBS_OFFSET; + stklimit = (unsigned long) t + IA64_STK_OFFSET; + rbstop = sw->ar_bspstore; - if (rbstop - (unsigned long) t >= IA64_STK_OFFSET) + if (rbstop > stklimit || rbstop < rbslimit) rbstop = rbslimit; - stklimit = (unsigned long) t + IA64_STK_OFFSET; if (stktop <= rbstop) stktop = rbstop; + if (stktop > stklimit) + stktop = stklimit; info->regstk.limit = rbslimit; info->regstk.top = rbstop; diff --git a/arch/ia64/pci/pci.c b/arch/ia64/pci/pci.c index 3549f3b4259..73696b4a2ee 100644 --- a/arch/ia64/pci/pci.c +++ b/arch/ia64/pci/pci.c @@ -354,10 +354,13 @@ pci_acpi_scan_root(struct acpi_device *device, int domain, int bus) acpi_walk_resources(device->handle, METHOD_NAME__CRS, count_window, &windows); - controller->window = kmalloc_node(sizeof(*controller->window) * windows, - GFP_KERNEL, controller->node); - if (!controller->window) - goto out2; + if (windows) { + controller->window = + kmalloc_node(sizeof(*controller->window) * windows, + GFP_KERNEL, controller->node); + if (!controller->window) + goto out2; + } name = kmalloc(16, GFP_KERNEL); if (!name) diff --git a/arch/ia64/sn/kernel/setup.c b/arch/ia64/sn/kernel/setup.c index a574fcd163d..684b1c984a4 100644 --- a/arch/ia64/sn/kernel/setup.c +++ b/arch/ia64/sn/kernel/setup.c @@ -194,7 +194,7 @@ void __init early_sn_setup(void) } extern int platform_intr_list[]; -static int __initdata shub_1_1_found; +static int __cpuinitdata shub_1_1_found; /* * sn_check_for_wars diff --git a/arch/m68k/Kconfig b/arch/m68k/Kconfig index b8536c7c087..85cdd23b044 100644 --- a/arch/m68k/Kconfig +++ b/arch/m68k/Kconfig @@ -355,8 +355,9 @@ config RMW_INSNS adventurous. config SINGLE_MEMORY_CHUNK - bool "Use one physical chunk of memory only" - depends on ADVANCED && !SUN3 + bool "Use one physical chunk of memory only" if ADVANCED && !SUN3 + default y if SUN3 + select NEED_MULTIPLE_NODES help Ignore all but the first contiguous chunk of physical memory for VM purposes. This will save a few bytes kernel size and may speed up @@ -377,6 +378,14 @@ config 060_WRITETHROUGH is hardwired on. The 53c710 SCSI driver is known to suffer from this problem. +config ARCH_DISCONTIGMEM_ENABLE + def_bool !SINGLE_MEMORY_CHUNK + +config NODES_SHIFT + int + default "3" + depends on !SINGLE_MEMORY_CHUNK + source "mm/Kconfig" endmenu diff --git a/arch/m68k/Makefile b/arch/m68k/Makefile index c20831a7e1a..aa383a5ea7a 100644 --- a/arch/m68k/Makefile +++ b/arch/m68k/Makefile @@ -19,6 +19,7 @@ COMPILE_ARCH = $(shell uname -m) # override top level makefile AS += -m68020 LDFLAGS := -m m68kelf +LDFLAGS_MODULE += -T $(srctree)/arch/m68k/kernel/module.lds ifneq ($(COMPILE_ARCH),$(ARCH)) # prefix for cross-compiling binaries CROSS_COMPILE = m68k-linux-gnu- diff --git a/arch/m68k/kernel/Makefile b/arch/m68k/kernel/Makefile index 0b68ab8d63d..a806208c7fb 100644 --- a/arch/m68k/kernel/Makefile +++ b/arch/m68k/kernel/Makefile @@ -9,13 +9,12 @@ else endif extra-y += vmlinux.lds -obj-y := entry.o process.o traps.o ints.o signal.o ptrace.o \ +obj-y := entry.o process.o traps.o ints.o signal.o ptrace.o module.o \ sys_m68k.o time.o semaphore.o setup.o m68k_ksyms.o devres.o devres-y = ../../../kernel/irq/devres.o obj-$(CONFIG_PCI) += bios32.o -obj-$(CONFIG_MODULES) += module.o obj-y$(CONFIG_MMU_SUN3) += dma.o # no, it's not a typo EXTRA_AFLAGS := -traditional diff --git a/arch/m68k/kernel/module.c b/arch/m68k/kernel/module.c index 3b1a2ff61dd..774862bc697 100644 --- a/arch/m68k/kernel/module.c +++ b/arch/m68k/kernel/module.c @@ -1,3 +1,9 @@ +/* + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file COPYING in the main directory of this archive + * for more details. + */ + #include <linux/moduleloader.h> #include <linux/elf.h> #include <linux/vmalloc.h> @@ -11,6 +17,8 @@ #define DEBUGP(fmt...) #endif +#ifdef CONFIG_MODULES + void *module_alloc(unsigned long size) { if (size == 0) @@ -118,11 +126,32 @@ int apply_relocate_add(Elf32_Shdr *sechdrs, int module_finalize(const Elf_Ehdr *hdr, const Elf_Shdr *sechdrs, - struct module *me) + struct module *mod) { + module_fixup(mod, mod->arch.fixup_start, mod->arch.fixup_end); + return 0; } void module_arch_cleanup(struct module *mod) { } + +#endif /* CONFIG_MODULES */ + +void module_fixup(struct module *mod, struct m68k_fixup_info *start, + struct m68k_fixup_info *end) +{ + struct m68k_fixup_info *fixup; + + for (fixup = start; fixup < end; fixup++) { + switch (fixup->type) { + case m68k_fixup_memoffset: + *(u32 *)fixup->addr = m68k_memoffset; + break; + case m68k_fixup_vnode_shift: + *(u16 *)fixup->addr += m68k_virt_to_node_shift; + break; + } + } +} diff --git a/arch/m68k/kernel/module.lds b/arch/m68k/kernel/module.lds new file mode 100644 index 00000000000..fda94fa3824 --- /dev/null +++ b/arch/m68k/kernel/module.lds @@ -0,0 +1,7 @@ +SECTIONS { + .m68k_fixup : { + __start_fixup = .; + *(.m68k_fixup) + __stop_fixup = .; + } +} diff --git a/arch/m68k/kernel/setup.c b/arch/m68k/kernel/setup.c index 61031935669..215c7bd4392 100644 --- a/arch/m68k/kernel/setup.c +++ b/arch/m68k/kernel/setup.c @@ -60,14 +60,12 @@ extern unsigned long availmem; int m68k_num_memory; int m68k_realnum_memory; EXPORT_SYMBOL(m68k_realnum_memory); -#ifdef CONFIG_SINGLE_MEMORY_CHUNK unsigned long m68k_memoffset; EXPORT_SYMBOL(m68k_memoffset); -#endif struct mem_info m68k_memory[NUM_MEMINFO]; EXPORT_SYMBOL(m68k_memory); -static struct mem_info m68k_ramdisk; +struct mem_info m68k_ramdisk; static char m68k_command_line[CL_SIZE]; @@ -208,9 +206,6 @@ static void __init m68k_parse_bootinfo(const struct bi_record *record) void __init setup_arch(char **cmdline_p) { extern int _etext, _edata, _end; -#ifndef CONFIG_SUN3 - unsigned long endmem, startmem; -#endif int i; /* The bootinfo is located right after the kernel bss */ @@ -320,30 +315,16 @@ void __init setup_arch(char **cmdline_p) panic("No configuration setup"); } -#ifndef CONFIG_SUN3 - startmem= m68k_memory[0].addr; - endmem = startmem + m68k_memory[0].size; - high_memory = (void *)PAGE_OFFSET; - for (i = 0; i < m68k_num_memory; i++) { - m68k_memory[i].size &= MASK_256K; - if (m68k_memory[i].addr < startmem) - startmem = m68k_memory[i].addr; - if (m68k_memory[i].addr+m68k_memory[i].size > endmem) - endmem = m68k_memory[i].addr+m68k_memory[i].size; - high_memory += m68k_memory[i].size; - } - - availmem += init_bootmem_node(NODE_DATA(0), availmem >> PAGE_SHIFT, - startmem >> PAGE_SHIFT, endmem >> PAGE_SHIFT); - - for (i = 0; i < m68k_num_memory; i++) - free_bootmem(m68k_memory[i].addr, m68k_memory[i].size); - - reserve_bootmem(m68k_memory[0].addr, availmem - m68k_memory[0].addr); + paging_init(); +#ifndef CONFIG_SUN3 + for (i = 1; i < m68k_num_memory; i++) + free_bootmem_node(NODE_DATA(i), m68k_memory[i].addr, + m68k_memory[i].size); #ifdef CONFIG_BLK_DEV_INITRD if (m68k_ramdisk.size) { - reserve_bootmem(m68k_ramdisk.addr, m68k_ramdisk.size); + reserve_bootmem_node(__virt_to_node(phys_to_virt(m68k_ramdisk.addr)), + m68k_ramdisk.addr, m68k_ramdisk.size); initrd_start = (unsigned long)phys_to_virt(m68k_ramdisk.addr); initrd_end = initrd_start + m68k_ramdisk.size; printk("initrd: %08lx - %08lx\n", initrd_start, initrd_end); @@ -362,8 +343,6 @@ void __init setup_arch(char **cmdline_p) #endif /* !CONFIG_SUN3 */ - paging_init(); - /* set ISA defs early as possible */ #if defined(CONFIG_ISA) && defined(MULTI_ISA) #if defined(CONFIG_Q40) diff --git a/arch/m68k/kernel/vmlinux-std.lds b/arch/m68k/kernel/vmlinux-std.lds index 78f139226a1..40f02b128f2 100644 --- a/arch/m68k/kernel/vmlinux-std.lds +++ b/arch/m68k/kernel/vmlinux-std.lds @@ -60,6 +60,11 @@ SECTIONS __con_initcall_start = .; .con_initcall.init : { *(.con_initcall.init) } __con_initcall_end = .; + .m68k_fixup : { + __start_fixup = .; + *(.m68k_fixup) + __stop_fixup = .; + } SECURITY_INIT #ifdef CONFIG_BLK_DEV_INITRD . = ALIGN(8192); diff --git a/arch/m68k/kernel/vmlinux-sun3.lds b/arch/m68k/kernel/vmlinux-sun3.lds index c8999b2db23..f06425b6d20 100644 --- a/arch/m68k/kernel/vmlinux-sun3.lds +++ b/arch/m68k/kernel/vmlinux-sun3.lds @@ -54,6 +54,11 @@ __init_begin = .; __con_initcall_start = .; .con_initcall.init : { *(.con_initcall.init) } __con_initcall_end = .; + .m68k_fixup : { + __start_fixup = .; + *(.m68k_fixup) + __stop_fixup = .; + } SECURITY_INIT #ifdef CONFIG_BLK_DEV_INITRD . = ALIGN(8192); diff --git a/arch/m68k/mac/debug.c b/arch/m68k/mac/debug.c index 7a5bed5bdc5..e8a57138b4a 100644 --- a/arch/m68k/mac/debug.c +++ b/arch/m68k/mac/debug.c @@ -71,7 +71,7 @@ void mac_debugging_short(int pos, short num) /* calculate current offset */ pengoffset = (unsigned char *)mac_videobase + - (150+line*2) * mac_rowbytes) + 80 * peng; + (150+line*2) * mac_rowbytes + 80 * peng; pptr = pengoffset; diff --git a/arch/m68k/mm/init.c b/arch/m68k/mm/init.c index ab90213e5c5..f1de19e1dde 100644 --- a/arch/m68k/mm/init.c +++ b/arch/m68k/mm/init.c @@ -7,6 +7,7 @@ * to motorola.c and sun3mmu.c */ +#include <linux/module.h> #include <linux/signal.h> #include <linux/sched.h> #include <linux/mm.h> @@ -31,6 +32,37 @@ DEFINE_PER_CPU(struct mmu_gather, mmu_gathers); +static bootmem_data_t __initdata bootmem_data[MAX_NUMNODES]; + +pg_data_t pg_data_map[MAX_NUMNODES]; +EXPORT_SYMBOL(pg_data_map); + +int m68k_virt_to_node_shift; + +#ifndef CONFIG_SINGLE_MEMORY_CHUNK +pg_data_t *pg_data_table[65]; +EXPORT_SYMBOL(pg_data_table); +#endif + +void m68k_setup_node(int node) +{ +#ifndef CONFIG_SINGLE_MEMORY_CHUNK + struct mem_info *info = m68k_memory + node; + int i, end; + + i = (unsigned long)phys_to_virt(info->addr) >> __virt_to_node_shift(); + end = (unsigned long)phys_to_virt(info->addr + info->size - 1) >> __virt_to_node_shift(); + for (; i <= end; i++) { + if (pg_data_table[i]) + printk("overlap at %u for chunk %u\n", i, node); + pg_data_table[i] = pg_data_map + node; + } +#endif + pg_data_map[node].bdata = bootmem_data + node; + node_set_online(node); +} + + /* * ZERO_PAGE is a special page that is used for zero-initialized * data and COW. @@ -40,52 +72,51 @@ void *empty_zero_page; void show_mem(void) { - unsigned long i; - int free = 0, total = 0, reserved = 0, shared = 0; - int cached = 0; - - printk("\nMem-info:\n"); - show_free_areas(); - printk("Free swap: %6ldkB\n", nr_swap_pages<<(PAGE_SHIFT-10)); - i = max_mapnr; - while (i-- > 0) { - total++; - if (PageReserved(mem_map+i)) - reserved++; - else if (PageSwapCache(mem_map+i)) - cached++; - else if (!page_count(mem_map+i)) - free++; - else - shared += page_count(mem_map+i) - 1; - } - printk("%d pages of RAM\n",total); - printk("%d free pages\n",free); - printk("%d reserved pages\n",reserved); - printk("%d pages shared\n",shared); - printk("%d pages swap cached\n",cached); + pg_data_t *pgdat; + int free = 0, total = 0, reserved = 0, shared = 0; + int cached = 0; + int i; + + printk("\nMem-info:\n"); + show_free_areas(); + printk("Free swap: %6ldkB\n", nr_swap_pages<<(PAGE_SHIFT-10)); + for_each_online_pgdat(pgdat) { + for (i = 0; i < pgdat->node_spanned_pages; i++) { + struct page *page = pgdat->node_mem_map + i; + total++; + if (PageReserved(page)) + reserved++; + else if (PageSwapCache(page)) + cached++; + else if (!page_count(page)) + free++; + else + shared += page_count(page) - 1; + } + } + printk("%d pages of RAM\n",total); + printk("%d free pages\n",free); + printk("%d reserved pages\n",reserved); + printk("%d pages shared\n",shared); + printk("%d pages swap cached\n",cached); } extern void init_pointer_table(unsigned long ptable); /* References to section boundaries */ -extern char _text, _etext, _edata, __bss_start, _end; -extern char __init_begin, __init_end; +extern char _text[], _etext[]; +extern char __init_begin[], __init_end[]; extern pmd_t *zero_pgtable; void __init mem_init(void) { + pg_data_t *pgdat; int codepages = 0; int datapages = 0; int initpages = 0; - unsigned long tmp; -#ifndef CONFIG_SUN3 int i; -#endif - - max_mapnr = num_physpages = (((unsigned long)high_memory - PAGE_OFFSET) >> PAGE_SHIFT); #ifdef CONFIG_ATARI if (MACH_IS_ATARI) @@ -93,19 +124,25 @@ void __init mem_init(void) #endif /* this will put all memory onto the freelists */ - totalram_pages = free_all_bootmem(); - - for (tmp = PAGE_OFFSET ; tmp < (unsigned long)high_memory; tmp += PAGE_SIZE) { - if (PageReserved(virt_to_page(tmp))) { - if (tmp >= (unsigned long)&_text - && tmp < (unsigned long)&_etext) + totalram_pages = num_physpages = 0; + for_each_online_pgdat(pgdat) { + num_physpages += pgdat->node_present_pages; + + totalram_pages += free_all_bootmem_node(pgdat); + for (i = 0; i < pgdat->node_spanned_pages; i++) { + struct page *page = pgdat->node_mem_map + i; + char *addr = page_to_virt(page); + + if (!PageReserved(page)) + continue; + if (addr >= _text && + addr < _etext) codepages++; - else if (tmp >= (unsigned long) &__init_begin - && tmp < (unsigned long) &__init_end) + else if (addr >= __init_begin && + addr < __init_end) initpages++; else datapages++; - continue; } } @@ -124,7 +161,7 @@ void __init mem_init(void) printk("Memory: %luk/%luk available (%dk kernel code, %dk data, %dk init)\n", (unsigned long)nr_free_pages() << (PAGE_SHIFT-10), - max_mapnr << (PAGE_SHIFT-10), + totalram_pages << (PAGE_SHIFT-10), codepages << (PAGE_SHIFT-10), datapages << (PAGE_SHIFT-10), initpages << (PAGE_SHIFT-10)); diff --git a/arch/m68k/mm/memory.c b/arch/m68k/mm/memory.c index 13c0b4ad01e..b7473525b43 100644 --- a/arch/m68k/mm/memory.c +++ b/arch/m68k/mm/memory.c @@ -127,67 +127,6 @@ int free_pointer_table (pmd_t *ptable) return 0; } -#ifdef DEBUG_INVALID_PTOV -int mm_inv_cnt = 5; -#endif - -#ifndef CONFIG_SINGLE_MEMORY_CHUNK -/* - * The following two routines map from a physical address to a kernel - * virtual address and vice versa. - */ -unsigned long mm_vtop(unsigned long vaddr) -{ - int i=0; - unsigned long voff = (unsigned long)vaddr - PAGE_OFFSET; - - do { - if (voff < m68k_memory[i].size) { -#ifdef DEBUGPV - printk ("VTOP(%p)=%lx\n", vaddr, - m68k_memory[i].addr + voff); -#endif - return m68k_memory[i].addr + voff; - } - voff -= m68k_memory[i].size; - } while (++i < m68k_num_memory); - - /* As a special case allow `__pa(high_memory)'. */ - if (voff == 0) - return m68k_memory[i-1].addr + m68k_memory[i-1].size; - - return -1; -} -EXPORT_SYMBOL(mm_vtop); - -unsigned long mm_ptov (unsigned long paddr) -{ - int i = 0; - unsigned long poff, voff = PAGE_OFFSET; - - do { - poff = paddr - m68k_memory[i].addr; - if (poff < m68k_memory[i].size) { -#ifdef DEBUGPV - printk ("PTOV(%lx)=%lx\n", paddr, poff + voff); -#endif - return poff + voff; - } - voff += m68k_memory[i].size; - } while (++i < m68k_num_memory); - -#ifdef DEBUG_INVALID_PTOV - if (mm_inv_cnt > 0) { - mm_inv_cnt--; - printk("Invalid use of phys_to_virt(0x%lx) at 0x%p!\n", - paddr, __builtin_return_address(0)); - } -#endif - return -1; -} -EXPORT_SYMBOL(mm_ptov); -#endif - /* invalidate page in both caches */ static inline void clear040(unsigned long paddr) { @@ -354,15 +293,3 @@ void cache_push (unsigned long paddr, int len) } EXPORT_SYMBOL(cache_push); -#ifndef CONFIG_SINGLE_MEMORY_CHUNK -int mm_end_of_chunk (unsigned long addr, int len) -{ - int i; - - for (i = 0; i < m68k_num_memory; i++) - if (m68k_memory[i].addr + m68k_memory[i].size == addr + len) - return 1; - return 0; -} -EXPORT_SYMBOL(mm_end_of_chunk); -#endif diff --git a/arch/m68k/mm/motorola.c b/arch/m68k/mm/motorola.c index afcccdc6ad4..7d571a2b44d 100644 --- a/arch/m68k/mm/motorola.c +++ b/arch/m68k/mm/motorola.c @@ -43,6 +43,11 @@ unsigned long mm_cachebits; EXPORT_SYMBOL(mm_cachebits); #endif +/* size of memory already mapped in head.S */ +#define INIT_MAPPED_SIZE (4UL<<20) + +extern unsigned long availmem; + static pte_t * __init kernel_page_table(void) { pte_t *ptablep; @@ -98,19 +103,20 @@ static pmd_t * __init kernel_ptr_table(void) return last_pgtable; } -static unsigned long __init -map_chunk (unsigned long addr, long size) +static void __init map_node(int node) { #define PTRTREESIZE (256*1024) #define ROOTTREESIZE (32*1024*1024) - static unsigned long virtaddr = PAGE_OFFSET; - unsigned long physaddr; + unsigned long physaddr, virtaddr, size; pgd_t *pgd_dir; pmd_t *pmd_dir; pte_t *pte_dir; - physaddr = (addr | m68k_supervisor_cachemode | - _PAGE_PRESENT | _PAGE_ACCESSED | _PAGE_DIRTY); + size = m68k_memory[node].size; + physaddr = m68k_memory[node].addr; + virtaddr = (unsigned long)phys_to_virt(physaddr); + physaddr |= m68k_supervisor_cachemode | + _PAGE_PRESENT | _PAGE_ACCESSED | _PAGE_DIRTY; if (CPU_IS_040_OR_060) physaddr |= _PAGE_GLOBAL040; @@ -190,8 +196,6 @@ map_chunk (unsigned long addr, long size) #ifdef DEBUG printk("\n"); #endif - - return virtaddr; } /* @@ -200,15 +204,16 @@ map_chunk (unsigned long addr, long size) */ void __init paging_init(void) { - int chunk; - unsigned long mem_avail = 0; unsigned long zones_size[MAX_NR_ZONES] = { 0, }; + unsigned long min_addr, max_addr; + unsigned long addr, size, end; + int i; #ifdef DEBUG { extern unsigned long availmem; - printk ("start of paging_init (%p, %lx, %lx, %lx)\n", - kernel_pg_dir, availmem, start_mem, end_mem); + printk ("start of paging_init (%p, %lx)\n", + kernel_pg_dir, availmem); } #endif @@ -222,24 +227,62 @@ void __init paging_init(void) pgprot_val(protection_map[i]) |= _PAGE_CACHE040; } + min_addr = m68k_memory[0].addr; + max_addr = min_addr + m68k_memory[0].size; + for (i = 1; i < m68k_num_memory;) { + if (m68k_memory[i].addr < min_addr) { + printk("Ignoring memory chunk at 0x%lx:0x%lx before the first chunk\n", + m68k_memory[i].addr, m68k_memory[i].size); + printk("Fix your bootloader or use a memfile to make use of this area!\n"); + m68k_num_memory--; + memmove(m68k_memory + i, m68k_memory + i + 1, + (m68k_num_memory - i) * sizeof(struct mem_info)); + continue; + } + addr = m68k_memory[i].addr + m68k_memory[i].size; + if (addr > max_addr) + max_addr = addr; + i++; + } + m68k_memoffset = min_addr - PAGE_OFFSET; + m68k_virt_to_node_shift = fls(max_addr - min_addr - 1) - 6; + + module_fixup(NULL, __start_fixup, __stop_fixup); + flush_icache(); + + high_memory = phys_to_virt(max_addr); + + min_low_pfn = availmem >> PAGE_SHIFT; + max_low_pfn = max_addr >> PAGE_SHIFT; + + for (i = 0; i < m68k_num_memory; i++) { + addr = m68k_memory[i].addr; + end = addr + m68k_memory[i].size; + m68k_setup_node(i); + availmem = PAGE_ALIGN(availmem); + availmem += init_bootmem_node(NODE_DATA(i), + availmem >> PAGE_SHIFT, + addr >> PAGE_SHIFT, + end >> PAGE_SHIFT); + } + /* * Map the physical memory available into the kernel virtual - * address space. It may allocate some memory for page - * tables and thus modify availmem. + * address space. First initialize the bootmem allocator with + * the memory we already mapped, so map_node() has something + * to allocate. */ + addr = m68k_memory[0].addr; + size = m68k_memory[0].size; + free_bootmem_node(NODE_DATA(0), availmem, min(INIT_MAPPED_SIZE, size) - (availmem - addr)); + map_node(0); + if (size > INIT_MAPPED_SIZE) + free_bootmem_node(NODE_DATA(0), addr + INIT_MAPPED_SIZE, size - INIT_MAPPED_SIZE); - for (chunk = 0; chunk < m68k_num_memory; chunk++) { - mem_avail = map_chunk (m68k_memory[chunk].addr, - m68k_memory[chunk].size); - - } + for (i = 1; i < m68k_num_memory; i++) + map_node(i); flush_tlb_all(); -#ifdef DEBUG - printk ("memory available is %ldKB\n", mem_avail >> 10); - printk ("start_mem is %#lx\nvirtual_end is %#lx\n", - start_mem, end_mem); -#endif /* * initialize the bad page table and bad page to point @@ -256,14 +299,11 @@ void __init paging_init(void) #ifdef DEBUG printk ("before free_area_init\n"); #endif - zones_size[ZONE_DMA] = (mach_max_dma_address < (unsigned long)high_memory ? - (mach_max_dma_address+1) : (unsigned long)high_memory); - zones_size[ZONE_NORMAL] = (unsigned long)high_memory - zones_size[0]; - - zones_size[ZONE_DMA] = (zones_size[ZONE_DMA] - PAGE_OFFSET) >> PAGE_SHIFT; - zones_size[ZONE_NORMAL] >>= PAGE_SHIFT; - - free_area_init(zones_size); + for (i = 0; i < m68k_num_memory; i++) { + zones_size[ZONE_DMA] = m68k_memory[i].size >> PAGE_SHIFT; + free_area_init_node(i, pg_data_map + i, zones_size, + m68k_memory[i].addr >> PAGE_SHIFT, NULL); + } } extern char __init_begin, __init_end; diff --git a/arch/m68k/sun3/config.c b/arch/m68k/sun3/config.c index 4851b8437a8..c0fbd278fbb 100644 --- a/arch/m68k/sun3/config.c +++ b/arch/m68k/sun3/config.c @@ -21,6 +21,7 @@ #include <asm/contregs.h> #include <asm/movs.h> #include <asm/pgtable.h> +#include <asm/pgalloc.h> #include <asm/sun3-head.h> #include <asm/sun3mmu.h> #include <asm/rtc.h> @@ -127,6 +128,7 @@ void __init sun3_bootmem_alloc(unsigned long memory_start, unsigned long memory_ high_memory = (void *)memory_end; availmem = memory_start; + m68k_setup_node(0); availmem += init_bootmem_node(NODE_DATA(0), start_page, 0, num_pages); availmem = (availmem + (PAGE_SIZE-1)) & PAGE_MASK; diff --git a/arch/m68knommu/platform/5307/timers.c b/arch/m68knommu/platform/5307/timers.c index 92e58070b01..fb66eadd589 100644 --- a/arch/m68knommu/platform/5307/timers.c +++ b/arch/m68knommu/platform/5307/timers.c @@ -62,10 +62,13 @@ void coldfire_tick(void) /***************************************************************************/ +static int ticks_per_intr; + void coldfire_timer_init(irq_handler_t handler) { __raw_writew(MCFTIMER_TMR_DISABLE, TA(MCFTIMER_TMR)); - __raw_writetrr(((MCF_BUSCLK / 16) / HZ), TA(MCFTIMER_TRR)); + ticks_per_intr = (MCF_BUSCLK / 16) / HZ; + __raw_writetrr(ticks_per_intr - 1, TA(MCFTIMER_TRR)); __raw_writew(MCFTIMER_TMR_ENORI | MCFTIMER_TMR_CLK16 | MCFTIMER_TMR_RESTART | MCFTIMER_TMR_ENABLE, TA(MCFTIMER_TMR)); @@ -81,11 +84,10 @@ void coldfire_timer_init(irq_handler_t handler) unsigned long coldfire_timer_offset(void) { - unsigned long trr, tcn, offset; + unsigned long tcn, offset; tcn = __raw_readw(TA(MCFTIMER_TCN)); - trr = __raw_readtrr(TA(MCFTIMER_TRR)); - offset = (tcn * (1000000 / HZ)) / trr; + offset = ((tcn + 1) * (1000000 / HZ)) / ticks_per_intr; /* Check if we just wrapped the counters and maybe missed a tick */ if ((offset < (1000000 / HZ / 2)) && mcf_timerirqpending(1)) diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 0f09412e1b7..9528ee90640 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -747,9 +747,9 @@ config EARLY_PRINTK to print messages very early in the bootup process. This is useful for kernel debugging when your machine crashes very - early before the console code is initialized. For normal operation - it is not recommended because it looks on some machines ugly and - oesn't cooperate with an X server. You should normally N here, + early before the console code is initialized. For normal operation, + it is not recommended because it looks ugly on some machines and + doesn't cooperate with an X server. You should normally say N here, unless you want to debug such a crash. config SYS_HAS_EARLY_PRINTK diff --git a/arch/mips/emma2rh/markeins/setup.c b/arch/mips/emma2rh/markeins/setup.c index b29a4473923..2f060e1ed36 100644 --- a/arch/mips/emma2rh/markeins/setup.c +++ b/arch/mips/emma2rh/markeins/setup.c @@ -115,30 +115,6 @@ extern void markeins_irq_setup(void); static void inline __init markeins_sio_setup(void) { -#ifdef CONFIG_KGDB_8250 - struct uart_port emma_port; - - memset(&emma_port, 0, sizeof(emma_port)); - - emma_port.flags = - UPF_BOOT_AUTOCONF | UPF_SKIP_TEST; - emma_port.iotype = UPIO_MEM; - emma_port.regshift = 4; /* I/O addresses are every 8 bytes */ - emma_port.uartclk = 18544000; /* Clock rate of the chip */ - - emma_port.line = 0; - emma_port.mapbase = KSEG1ADDR(EMMA2RH_PFUR0_BASE + 3); - emma_port.membase = (u8*)emma_port.mapbase; - early_serial_setup(&emma_port); - - emma_port.line = 1; - emma_port.mapbase = KSEG1ADDR(EMMA2RH_PFUR1_BASE + 3); - emma_port.membase = (u8*)emma_port.mapbase; - early_serial_setup(&emma_port); - - emma_port.irq = EMMA2RH_IRQ_PFUR1; - kgdb8250_add_port(1, &emma_port); -#endif } void __init plat_mem_setup(void) diff --git a/arch/mips/jmr3927/rbhma3100/kgdb_io.c b/arch/mips/jmr3927/rbhma3100/kgdb_io.c index 2604f2c9a96..342579cfdc0 100644 --- a/arch/mips/jmr3927/rbhma3100/kgdb_io.c +++ b/arch/mips/jmr3927/rbhma3100/kgdb_io.c @@ -36,7 +36,7 @@ #define TIMEOUT 0xffffff static int remoteDebugInitialized = 0; -static void debugInit(int baud) +static void debugInit(int baud); int putDebugChar(unsigned char c) { diff --git a/arch/mips/kernel/linux32.c b/arch/mips/kernel/linux32.c index 37849edd064..06e04da211d 100644 --- a/arch/mips/kernel/linux32.c +++ b/arch/mips/kernel/linux32.c @@ -556,6 +556,16 @@ asmlinkage long sys32_sync_file_range(int fd, int __pad, flags); } +asmlinkage long sys32_fadvise64_64(int fd, int __pad, + unsigned long a2, unsigned long a3, + unsigned long a4, unsigned long a5, + int flags) +{ + return sys_fadvise64_64(fd, + merge_64(a2, a3), merge_64(a4, a5), + flags); +} + save_static_function(sys32_clone); __attribute_used__ noinline static int _sys32_clone(nabi_no_regargs struct pt_regs regs) diff --git a/arch/mips/kernel/r4k_switch.S b/arch/mips/kernel/r4k_switch.S index cc566cf1224..06729596812 100644 --- a/arch/mips/kernel/r4k_switch.S +++ b/arch/mips/kernel/r4k_switch.S @@ -174,7 +174,7 @@ LEAF(_init_fpu) or t0, t1 mtc0 t0, CP0_STATUS #endif /* CONFIG_MIPS_MT_SMTC */ - fpu_enable_hazard + enable_fpu_hazard li t1, FPU_DEFAULT ctc1 t1, fcr31 diff --git a/arch/mips/kernel/scall32-o32.S b/arch/mips/kernel/scall32-o32.S index 0c9a9ff8cd2..ae985d1fcca 100644 --- a/arch/mips/kernel/scall32-o32.S +++ b/arch/mips/kernel/scall32-o32.S @@ -657,7 +657,11 @@ einval: li v0, -EINVAL sys sys_getcpu 3 sys sys_epoll_pwait 6 sys sys_ioprio_set 3 - sys sys_ioprio_get 2 + sys sys_ioprio_get 2 /* 4315 */ + sys sys_utimensat 4 + sys sys_signalfd 3 + sys sys_timerfd 4 + sys sys_eventfd 1 .endm /* We pre-compute the number of _instruction_ bytes needed to diff --git a/arch/mips/kernel/scall64-64.S b/arch/mips/kernel/scall64-64.S index 23f3b118f71..7bcd5a1a85f 100644 --- a/arch/mips/kernel/scall64-64.S +++ b/arch/mips/kernel/scall64-64.S @@ -473,4 +473,8 @@ sys_call_table: PTR sys_epoll_pwait PTR sys_ioprio_set PTR sys_ioprio_get + PTR sys_utimensat /* 5275 */ + PTR sys_signalfd + PTR sys_timerfd + PTR sys_eventfd .size sys_call_table,.-sys_call_table diff --git a/arch/mips/kernel/scall64-n32.S b/arch/mips/kernel/scall64-n32.S index 6eac2833742..532a2f3b42f 100644 --- a/arch/mips/kernel/scall64-n32.S +++ b/arch/mips/kernel/scall64-n32.S @@ -299,7 +299,7 @@ EXPORT(sysn32_call_table) PTR sys_ni_syscall /* res. for afs_syscall */ PTR sys_ni_syscall /* res. for security */ PTR sys_gettid - PTR sys32_readahead + PTR sys_readahead PTR sys_setxattr /* 6180 */ PTR sys_lsetxattr PTR sys_fsetxattr @@ -399,4 +399,8 @@ EXPORT(sysn32_call_table) PTR compat_sys_epoll_pwait PTR sys_ioprio_set PTR sys_ioprio_get + PTR compat_sys_utimensat + PTR compat_sys_signalfd /* 5280 */ + PTR compat_sys_timerfd + PTR sys_eventfd .size sysn32_call_table,.-sysn32_call_table diff --git a/arch/mips/kernel/scall64-o32.S b/arch/mips/kernel/scall64-o32.S index 7e74b412a78..6bbe0f4ed8b 100644 --- a/arch/mips/kernel/scall64-o32.S +++ b/arch/mips/kernel/scall64-o32.S @@ -459,7 +459,7 @@ sys_call_table: PTR sys_remap_file_pages PTR sys_set_tid_address PTR sys_restart_syscall - PTR sys_fadvise64_64 + PTR sys32_fadvise64_64 PTR compat_sys_statfs64 /* 4255 */ PTR compat_sys_fstatfs64 PTR compat_sys_timer_create @@ -521,4 +521,8 @@ sys_call_table: PTR compat_sys_epoll_pwait PTR sys_ioprio_set PTR sys_ioprio_get /* 4315 */ + PTR compat_sys_utimensat + PTR compat_sys_signalfd + PTR compat_sys_timerfd + PTR sys_eventfd .size sys_call_table,.-sys_call_table diff --git a/arch/mips/kernel/smp.c b/arch/mips/kernel/smp.c index c46e479c992..67edfa7ed93 100644 --- a/arch/mips/kernel/smp.c +++ b/arch/mips/kernel/smp.c @@ -68,7 +68,7 @@ extern ATTRIB_NORET void cpu_idle(void); * First C code run on the secondary CPUs after being started up by * the master. */ -asmlinkage void start_secondary(void) +asmlinkage __cpuinit void start_secondary(void) { unsigned int cpu; diff --git a/arch/mips/kernel/smtc-asm.S b/arch/mips/kernel/smtc-asm.S index 921207c4a83..20938a4cb52 100644 --- a/arch/mips/kernel/smtc-asm.S +++ b/arch/mips/kernel/smtc-asm.S @@ -121,10 +121,7 @@ LEAF(self_ipi) subu t1,sp,PT_SIZE sw ra,PT_EPC(t1) sw a0,PT_PADSLOT4(t1) - LONG_L s0, TI_REGS($28) - LONG_S sp, TI_REGS($28) la t2,ipi_decode - LONG_S s0, TI_REGS($28) sw t2,PT_PADSLOT5(t1) /* Save pre-disable value of TCStatus */ sw t0,PT_TCSTATUS(t1) diff --git a/arch/mips/kernel/smtc.c b/arch/mips/kernel/smtc.c index b361edb83dc..21eb5993a19 100644 --- a/arch/mips/kernel/smtc.c +++ b/arch/mips/kernel/smtc.c @@ -611,12 +611,12 @@ void smtc_cpus_done(void) int setup_irq_smtc(unsigned int irq, struct irqaction * new, unsigned long hwmask) { +#ifdef CONFIG_SMTC_IDLE_HOOK_DEBUG unsigned int vpe = current_cpu_data.vpe_id; - irq_hwmask[irq] = hwmask; -#ifdef CONFIG_SMTC_IDLE_HOOK_DEBUG vpemask[vpe][irq - MIPSCPU_INT_BASE] = 1; #endif + irq_hwmask[irq] = hwmask; return setup_irq(irq, new); } diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c index 200de027f35..a7a17eb9bfc 100644 --- a/arch/mips/kernel/traps.c +++ b/arch/mips/kernel/traps.c @@ -11,6 +11,7 @@ * Copyright (C) 2000, 01 MIPS Technologies, Inc. * Copyright (C) 2002, 2003, 2004, 2005 Maciej W. Rozycki */ +#include <linux/bug.h> #include <linux/init.h> #include <linux/mm.h> #include <linux/module.h> @@ -927,12 +928,6 @@ asmlinkage void do_reserved(struct pt_regs *regs) (regs->cp0_cause & 0x7f) >> 2); } -static asmlinkage void do_default_vi(void) -{ - show_regs(get_irq_regs()); - panic("Caught unexpected vectored interrupt."); -} - /* * Some MIPS CPUs can enable/disable for cache parity detection, but do * it different ways. @@ -1128,6 +1123,12 @@ void mips_srs_free(int set) clear_bit(set, &sr->sr_allocated); } +static asmlinkage void do_default_vi(void) +{ + show_regs(get_irq_regs()); + panic("Caught unexpected vectored interrupt."); +} + static void *set_vi_srs_handler(int n, vi_handler_t addr, int srs) { unsigned long handler; @@ -1190,8 +1191,8 @@ static void *set_vi_srs_handler(int n, vi_handler_t addr, int srs) memcpy (b, &except_vec_vi, handler_len); #ifdef CONFIG_MIPS_MT_SMTC - if (n > 7) - printk("Vector index %d exceeds SMTC maximum\n", n); + BUG_ON(n > 7); /* Vector index %d exceeds SMTC maximum. */ + w = (u32 *)(b + mori_offset); *w = (*w & 0xffff0000) | (0x100 << n); #endif /* CONFIG_MIPS_MT_SMTC */ @@ -1383,6 +1384,13 @@ void __init per_cpu_trap_init(void) cpu_cache_init(); tlb_init(); #ifdef CONFIG_MIPS_MT_SMTC + } else if (!secondaryTC) { + /* + * First TC in non-boot VPE must do subset of tlb_init() + * for MMU countrol registers. + */ + write_c0_pagemask(PM_DEFAULT_MASK); + write_c0_wired(0); } #endif /* CONFIG_MIPS_MT_SMTC */ } @@ -1531,8 +1539,7 @@ void __init trap_init(void) if (cpu_has_mipsmt) set_except_vector(25, handle_mt); - if (cpu_has_dsp) - set_except_vector(26, handle_dsp); + set_except_vector(26, handle_dsp); if (cpu_has_vce) /* Special exception: R4[04]00 uses also the divec space. */ diff --git a/arch/mips/mips-boards/atlas/atlas_int.c b/arch/mips/mips-boards/atlas/atlas_int.c index dfa0acbd7fc..9f49da95aac 100644 --- a/arch/mips/mips-boards/atlas/atlas_int.c +++ b/arch/mips/mips-boards/atlas/atlas_int.c @@ -248,14 +248,13 @@ void __init arch_init_irq(void) case MIPS_REVISION_CORID_CORE_24K: case MIPS_REVISION_CORID_CORE_EMUL_MSC: if (cpu_has_veic) - init_msc_irqs (MSC01E_INT_BASE, + init_msc_irqs (MSC01E_INT_BASE, MSC01E_INT_BASE, msc_eicirqmap, msc_nr_eicirqs); else - init_msc_irqs (MSC01C_INT_BASE, + init_msc_irqs (MSC01E_INT_BASE, MSC01C_INT_BASE, msc_irqmap, msc_nr_irqs); } - if (cpu_has_veic) { set_vi_handler (MSC01E_INT_ATLAS, atlas_hw0_irqdispatch); setup_irq (MSC01E_INT_BASE + MSC01E_INT_ATLAS, &atlasirq); diff --git a/arch/mips/mips-boards/atlas/atlas_setup.c b/arch/mips/mips-boards/atlas/atlas_setup.c index 0c6b0ce1502..1cc6ebbedfd 100644 --- a/arch/mips/mips-boards/atlas/atlas_setup.c +++ b/arch/mips/mips-boards/atlas/atlas_setup.c @@ -48,6 +48,8 @@ const char *get_system_type(void) return "MIPS Atlas"; } +const char display_string[] = " LINUX ON ATLAS "; + void __init plat_mem_setup(void) { mips_pcibios_init(); diff --git a/arch/mips/mips-boards/generic/display.c b/arch/mips/mips-boards/generic/display.c index 548dbe5ce7c..5d600054090 100644 --- a/arch/mips/mips-boards/generic/display.c +++ b/arch/mips/mips-boards/generic/display.c @@ -19,9 +19,14 @@ */ #include <linux/compiler.h> +#include <linux/timer.h> #include <asm/io.h> #include <asm/mips-boards/generic.h> +extern const char display_string[]; +static unsigned int display_count; +static unsigned int max_display_count; + void mips_display_message(const char *str) { static unsigned int __iomem *display = NULL; @@ -37,3 +42,22 @@ void mips_display_message(const char *str) writel(' ', display + i); } } + +static void scroll_display_message(unsigned long data); +static DEFINE_TIMER(mips_scroll_timer, scroll_display_message, HZ, 0); + +static void scroll_display_message(unsigned long data) +{ + mips_display_message(&display_string[display_count++]); + if (display_count == max_display_count) + display_count = 0; + + mod_timer(&mips_scroll_timer, jiffies + HZ); +} + +void mips_scroll_message(void) +{ + del_timer_sync(&mips_scroll_timer); + max_display_count = strlen(display_string) + 1 - 8; + mod_timer(&mips_scroll_timer, jiffies + 1); +} diff --git a/arch/mips/mips-boards/generic/time.c b/arch/mips/mips-boards/generic/time.c index df2a2bd3aa5..b41db9e7ab1 100644 --- a/arch/mips/mips-boards/generic/time.c +++ b/arch/mips/mips-boards/generic/time.c @@ -53,37 +53,11 @@ unsigned long cpu_khz; -#if defined(CONFIG_MIPS_ATLAS) -static char display_string[] = " LINUX ON ATLAS "; -#endif -#if defined(CONFIG_MIPS_MALTA) -#if defined(CONFIG_MIPS_MT_SMTC) -static char display_string[] = " SMTC LINUX ON MALTA "; -#else -static char display_string[] = " LINUX ON MALTA "; -#endif /* CONFIG_MIPS_MT_SMTC */ -#endif -#if defined(CONFIG_MIPS_SEAD) -static char display_string[] = " LINUX ON SEAD "; -#endif -static unsigned int display_count; -#define MAX_DISPLAY_COUNT (sizeof(display_string) - 8) - #define CPUCTR_IMASKBIT (0x100 << MIPSCPU_INT_CPUCTR) -static unsigned int timer_tick_count; static int mips_cpu_timer_irq; extern void smtc_timer_broadcast(int); -static inline void scroll_display_message(void) -{ - if ((timer_tick_count++ % HZ) == 0) { - mips_display_message(&display_string[display_count++]); - if (display_count == MAX_DISPLAY_COUNT) - display_count = 0; - } -} - static void mips_timer_dispatch(void) { do_IRQ(mips_cpu_timer_irq); @@ -114,8 +88,6 @@ irqreturn_t mips_timer_interrupt(int irq, void *dev_id) * the general MIPS timer_interrupt routine. */ - int vpflags; - /* * We could be here due to timer interrupt, * perf counter overflow, or both. @@ -124,15 +96,6 @@ irqreturn_t mips_timer_interrupt(int irq, void *dev_id) perf_irq(); if (read_c0_cause() & (1 << 30)) { - /* If timer interrupt, make it de-assert */ - write_c0_compare (read_c0_count() - 1); - /* - * DVPE is necessary so long as cross-VPE interrupts - * are done via read-modify-write of Cause register. - */ - vpflags = dvpe(); - clear_c0_cause(CPUCTR_IMASKBIT); - evpe(vpflags); /* * There are things we only want to do once per tick * in an "MP" system. One TC of each VPE will take @@ -141,15 +104,13 @@ irqreturn_t mips_timer_interrupt(int irq, void *dev_id) * the tick on VPE 0 to run the full timer_interrupt(). */ if (cpu_data[cpu].vpe_id == 0) { - timer_interrupt(irq, NULL); - smtc_timer_broadcast(cpu_data[cpu].vpe_id); - scroll_display_message(); + timer_interrupt(irq, NULL); } else { write_c0_compare(read_c0_count() + (mips_hpt_frequency/HZ)); local_timer_interrupt(irq, dev_id); - smtc_timer_broadcast(cpu_data[cpu].vpe_id); } + smtc_timer_broadcast(cpu_data[cpu].vpe_id); } #else /* CONFIG_MIPS_MT_SMTC */ int r2 = cpu_has_mips_r2; @@ -167,8 +128,6 @@ irqreturn_t mips_timer_interrupt(int irq, void *dev_id) /* we keep interrupt disabled all the time */ if (!r2 || (read_c0_cause() & (1 << 30))) timer_interrupt(irq, NULL); - - scroll_display_message(); } else { /* Everyone else needs to reset the timer int here as ll_local_timer_interrupt doesn't */ @@ -262,6 +221,8 @@ void __init mips_time_init(void) (est_freq%1000000)*100/1000000); cpu_khz = est_freq / 1000; + + mips_scroll_message(); } void __init plat_timer_setup(struct irqaction *irq) diff --git a/arch/mips/mips-boards/malta/malta_setup.c b/arch/mips/mips-boards/malta/malta_setup.c index 7873932532a..c14b7bf8995 100644 --- a/arch/mips/mips-boards/malta/malta_setup.c +++ b/arch/mips/mips-boards/malta/malta_setup.c @@ -56,6 +56,12 @@ const char *get_system_type(void) return "MIPS Malta"; } +#if defined(CONFIG_MIPS_MT_SMTC) +const char display_string[] = " SMTC LINUX ON MALTA "; +#else +const char display_string[] = " LINUX ON MALTA "; +#endif /* CONFIG_MIPS_MT_SMTC */ + #ifdef CONFIG_BLK_DEV_FD void __init fd_activate(void) { diff --git a/arch/mips/mips-boards/sead/sead_setup.c b/arch/mips/mips-boards/sead/sead_setup.c index a189dec7c7b..811aba10060 100644 --- a/arch/mips/mips-boards/sead/sead_setup.c +++ b/arch/mips/mips-boards/sead/sead_setup.c @@ -43,6 +43,8 @@ const char *get_system_type(void) return "MIPS SEAD"; } +const char display_string[] = " LINUX ON SEAD "; + void __init plat_mem_setup(void) { ioport_resource.end = 0x7fffffff; diff --git a/arch/mips/mm/dma-default.c b/arch/mips/mm/dma-default.c index f0eb29917d9..76903c72764 100644 --- a/arch/mips/mm/dma-default.c +++ b/arch/mips/mm/dma-default.c @@ -168,8 +168,9 @@ int dma_map_sg(struct device *dev, struct scatterlist *sg, int nents, addr = (unsigned long) page_address(sg->page); if (!plat_device_is_coherent(dev) && addr) __dma_sync(addr + sg->offset, sg->length, direction); - sg->dma_address = plat_map_dma_mem_page(dev, sg->page) + - sg->offset; + sg->dma_address = plat_map_dma_mem(dev, + (void *)(addr + sg->offset), + sg->length); } return nents; diff --git a/arch/mips/pci/pci-ocelot.c b/arch/mips/pci/pci-ocelot.c index 7f94f26d35a..1421d34535e 100644 --- a/arch/mips/pci/pci-ocelot.c +++ b/arch/mips/pci/pci-ocelot.c @@ -71,19 +71,19 @@ static inline void pci0WriteConfigReg(unsigned int offset, unsigned int data) } static struct resource ocelot_mem_resource = { - start = GT_PCI_MEM_BASE; - end = GT_PCI_MEM_BASE + GT_PCI_MEM_BASE - 1; + .start = GT_PCI_MEM_BASE, + .end = GT_PCI_MEM_BASE + GT_PCI_MEM_BASE - 1, }; static struct resource ocelot_io_resource = { - start = GT_PCI_IO_BASE; - end = GT_PCI_IO_BASE + GT_PCI_IO_SIZE - 1; + .start = GT_PCI_IO_BASE, + .end = GT_PCI_IO_BASE + GT_PCI_IO_SIZE - 1, }; static struct pci_controller ocelot_pci_controller = { - .pci_ops = gt64xxx_pci0_ops; - .mem_resource = &ocelot_mem_resource; - .io_resource = &ocelot_io_resource; + .pci_ops = gt64xxx_pci0_ops, + .mem_resource = &ocelot_mem_resource, + .io_resource = &ocelot_io_resource, }; static int __init ocelot_pcibios_init(void) diff --git a/arch/mips/qemu/q-irq.c b/arch/mips/qemu/q-irq.c index f5ea2fe10f1..89891e984b3 100644 --- a/arch/mips/qemu/q-irq.c +++ b/arch/mips/qemu/q-irq.c @@ -7,8 +7,6 @@ #include <asm/system.h> #include <asm/time.h> -extern asmlinkage void qemu_handle_int(void); - asmlinkage void plat_irq_dispatch(void) { unsigned int pending = read_c0_status() & read_c0_cause(); diff --git a/arch/mips/sgi-ip27/ip27-memory.c b/arch/mips/sgi-ip27/ip27-memory.c index fe8a1066aec..e5e023f50a0 100644 --- a/arch/mips/sgi-ip27/ip27-memory.c +++ b/arch/mips/sgi-ip27/ip27-memory.c @@ -517,7 +517,7 @@ void __init paging_init(void) pfn_t start_pfn = slot_getbasepfn(node, 0); pfn_t end_pfn = node_getmaxclick(node) + 1; - zones_size[ZONE_DMA] = end_pfn - start_pfn; + zones_size[ZONE_NORMAL] = end_pfn - start_pfn; free_area_init_node(node, NODE_DATA(node), zones_size, start_pfn, NULL); diff --git a/arch/mips/sgi-ip32/Makefile b/arch/mips/sgi-ip32/Makefile index 7e1416768a6..60f0227425e 100644 --- a/arch/mips/sgi-ip32/Makefile +++ b/arch/mips/sgi-ip32/Makefile @@ -3,5 +3,5 @@ # under Linux. # -obj-y += ip32-berr.o ip32-irq.o ip32-setup.o ip32-reset.o \ +obj-y += ip32-berr.o ip32-irq.o ip32-platform.o ip32-setup.o ip32-reset.o \ crime.o ip32-memory.o diff --git a/arch/mips/sgi-ip32/ip32-platform.c b/arch/mips/sgi-ip32/ip32-platform.c new file mode 100644 index 00000000000..120b15932ca --- /dev/null +++ b/arch/mips/sgi-ip32/ip32-platform.c @@ -0,0 +1,20 @@ +#include <linux/init.h> +#include <linux/platform_device.h> + +static __init int meth_devinit(void) +{ + struct platform_device *pd; + int ret; + + pd = platform_device_alloc("meth", -1); + if (!pd) + return -ENOMEM; + + ret = platform_device_add(pd); + if (ret) + platform_device_put(pd); + + return ret; +} + +device_initcall(meth_devinit); diff --git a/arch/mips/sni/pcimt.c b/arch/mips/sni/pcimt.c index 9ee208daa8b..97b234361b4 100644 --- a/arch/mips/sni/pcimt.c +++ b/arch/mips/sni/pcimt.c @@ -6,7 +6,7 @@ * for more details. * * Copyright (C) 1996, 97, 98, 2000, 03, 04, 06 Ralf Baechle (ralf@linux-mips.org) - * Copyright (C) 2006 Thomas Bogendoerfer (tsbogend@alpha.franken.de) + * Copyright (C) 2006,2007 Thomas Bogendoerfer (tsbogend@alpha.franken.de) */ #include <linux/init.h> @@ -131,6 +131,19 @@ static struct resource pcimt_io_resources[] = { } }; +static struct resource pcimt_mem_resources[] = { + { + /* + * this region should only be 4 bytes long, + * but it's 16MB on all RM300C I've checked + */ + .start = 0x1a000000, + .end = 0x1affffff, + .name = "PCI INT ACK", + .flags = IORESOURCE_BUSY + } +}; + static struct resource sni_mem_resource = { .start = 0x18000000UL, .end = 0x1fbfffffUL, @@ -145,6 +158,9 @@ static void __init sni_pcimt_resource_init(void) /* request I/O space for devices used on all i[345]86 PCs */ for (i = 0; i < ARRAY_SIZE(pcimt_io_resources); i++) request_resource(&sni_io_resource, pcimt_io_resources + i); + /* request MEM space for devices used on all i[345]86 PCs */ + for (i = 0; i < ARRAY_SIZE(pcimt_mem_resources); i++) + request_resource(&sni_mem_resource, pcimt_mem_resources + i); } extern struct pci_ops sni_pcimt_ops; diff --git a/arch/mips/sni/setup.c b/arch/mips/sni/setup.c index 68d7cf609b4..4fedfbda0c7 100644 --- a/arch/mips/sni/setup.c +++ b/arch/mips/sni/setup.c @@ -6,7 +6,7 @@ * for more details. * * Copyright (C) 1996, 97, 98, 2000, 03, 04, 06 Ralf Baechle (ralf@linux-mips.org) - * Copyright (C) 2006 Thomas Bogendoerfer (tsbogend@alpha.franken.de) + * Copyright (C) 2006,2007 Thomas Bogendoerfer (tsbogend@alpha.franken.de) */ #include <linux/eisa.h> #include <linux/init.h> @@ -92,3 +92,34 @@ void __init plat_mem_setup(void) sni_display_setup(); } + +#if CONFIG_PCI + +#include <linux/pci.h> +#include <video/vga.h> +#include <video/cirrus.h> + +static void __devinit quirk_cirrus_ram_size(struct pci_dev *dev) +{ + u16 cmd; + + /* + * firmware doesn't set the ram size correct, so we + * need to do it here, otherwise we get screen corruption + * on older Cirrus chips + */ + pci_read_config_word (dev, PCI_COMMAND, &cmd); + if ((cmd & (PCI_COMMAND_IO|PCI_COMMAND_MEMORY)) + == (PCI_COMMAND_IO|PCI_COMMAND_MEMORY)) { + vga_wseq (NULL, CL_SEQR6, 0x12); /* unlock all extension registers */ + vga_wseq (NULL, CL_SEQRF, 0x18); + } +} + +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_CIRRUS, PCI_DEVICE_ID_CIRRUS_5434_8, + quirk_cirrus_ram_size); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_CIRRUS, PCI_DEVICE_ID_CIRRUS_5436, + quirk_cirrus_ram_size); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_CIRRUS, PCI_DEVICE_ID_CIRRUS_5446, + quirk_cirrus_ram_size); +#endif diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index 56d3c0dcd2b..5eaeafd30bd 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -118,6 +118,7 @@ config GENERIC_BUG depends on BUG config SYS_SUPPORTS_APM_EMULATION + default y if PMAC_APM_EMU bool config DEFAULT_UIMAGE diff --git a/arch/powerpc/Makefile b/arch/powerpc/Makefile index 6238b5875fd..fbafd965dcd 100644 --- a/arch/powerpc/Makefile +++ b/arch/powerpc/Makefile @@ -142,7 +142,6 @@ drivers-$(CONFIG_OPROFILE) += arch/powerpc/oprofile/ # Default to zImage, override when needed defaultimage-y := zImage -defaultimage-$(CONFIG_PPC_ISERIES) := vmlinux defaultimage-$(CONFIG_DEFAULT_UIMAGE) := uImage KBUILD_IMAGE := $(defaultimage-y) all: $(KBUILD_IMAGE) diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile index 83788986b93..ff2701949ee 100644 --- a/arch/powerpc/boot/Makefile +++ b/arch/powerpc/boot/Makefile @@ -11,20 +11,18 @@ # bootloader and increase compatibility with OpenFirmware. # # To this end we need to define BOOTCC, etc, as the tools -# needed to build the 32 bit image. These are normally HOSTCC, -# but may be a third compiler if, for example, you are cross -# compiling from an intel box. Once the 64bit ppc gcc is -# stable it will probably simply be a compiler switch to -# compile for 32bit mode. +# needed to build the 32 bit image. That's normally the same +# compiler for the rest of the kernel, with the -m32 flag added. # To make it easier to setup a cross compiler, # CROSS32_COMPILE is setup as a prefix just like CROSS_COMPILE # in the toplevel makefile. all: $(obj)/zImage -HOSTCC := gcc -BOOTCFLAGS := $(HOSTCFLAGS) -fno-builtin -nostdinc -isystem \ - $(shell $(CROSS32CC) -print-file-name=include) -fPIC +BOOTCFLAGS := -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs \ + -fno-strict-aliasing -Os -msoft-float -pipe \ + -fomit-frame-pointer -fno-builtin -fPIC -nostdinc \ + -isystem $(shell $(CROSS32CC) -print-file-name=include) BOOTAFLAGS := -D__ASSEMBLY__ $(BOOTCFLAGS) -traditional -nostdinc ifeq ($(call cc-option-yn, -fstack-protector),y) @@ -33,8 +31,8 @@ endif BOOTCFLAGS += -I$(obj) -I$(srctree)/$(obj) -$(obj)/44x.o: BOOTCFLAGS += -Wa,-mbooke -$(obj)/ebony.o: BOOTCFLAGS += -Wa,-mbooke +$(obj)/44x.o: BOOTCFLAGS += -mcpu=440 +$(obj)/ebony.o: BOOTCFLAGS += -mcpu=440 zlib := inffast.c inflate.c inftrees.c zlibheader := inffast.h inffixed.h inflate.h inftrees.h infutil.h @@ -136,6 +134,7 @@ image-$(CONFIG_PPC_EFIKA) += zImage.chrp image-$(CONFIG_PPC_PMAC) += zImage.pmac image-$(CONFIG_PPC_HOLLY) += zImage.holly-elf image-$(CONFIG_PPC_PRPMC2800) += zImage.prpmc2800 +image-$(CONFIG_PPC_ISERIES) += zImage.iseries image-$(CONFIG_DEFAULT_UIMAGE) += uImage ifneq ($(CONFIG_DEVICE_TREE),"") @@ -185,6 +184,9 @@ $(obj)/zImage.initrd.%: vmlinux $(wrapperbits) $(obj)/zImage.%: vmlinux $(wrapperbits) $(call if_changed,wrap,$*) +$(obj)/zImage.iseries: vmlinux + $(STRIP) -s -R .comment $< -o $@ + $(obj)/zImage.ps3: vmlinux $(STRIP) -s -R .comment $< -o $@ diff --git a/arch/powerpc/boot/crt0.S b/arch/powerpc/boot/crt0.S index 5a4215c4b01..f1c4dfc635b 100644 --- a/arch/powerpc/boot/crt0.S +++ b/arch/powerpc/boot/crt0.S @@ -13,6 +13,7 @@ .text /* a procedure descriptor used when booting this as a COFF file */ + .globl _zimage_start_opd _zimage_start_opd: .long _zimage_start, 0, 0, 0 diff --git a/arch/powerpc/boot/dts/lite5200.dts b/arch/powerpc/boot/dts/lite5200.dts index eae68ab1177..d29308fe4c2 100644 --- a/arch/powerpc/boot/dts/lite5200.dts +++ b/arch/powerpc/boot/dts/lite5200.dts @@ -67,7 +67,7 @@ interrupt-controller; #interrupt-cells = <3>; device_type = "interrupt-controller"; - compatible = "mpc5200_pic"; + compatible = "mpc5200-pic"; reg = <500 80>; built-in; }; diff --git a/arch/powerpc/boot/dts/lite5200b.dts b/arch/powerpc/boot/dts/lite5200b.dts index 5185625a941..f242531f045 100644 --- a/arch/powerpc/boot/dts/lite5200b.dts +++ b/arch/powerpc/boot/dts/lite5200b.dts @@ -67,7 +67,7 @@ interrupt-controller; #interrupt-cells = <3>; device_type = "interrupt-controller"; - compatible = "mpc5200b-pic\0mpc5200_pic"; + compatible = "mpc5200b-pic\0mpc5200-pic"; reg = <500 80>; built-in; }; diff --git a/arch/powerpc/boot/wrapper b/arch/powerpc/boot/wrapper index 2ed8b8b3f0e..da77adc7307 100755 --- a/arch/powerpc/boot/wrapper +++ b/arch/powerpc/boot/wrapper @@ -129,7 +129,7 @@ case "$platform" in pmac|pseries|chrp) platformo=$object/of.o ;; -pmaccoff) +coff) platformo=$object/of.o lds=$object/zImage.coff.lds ;; @@ -220,7 +220,7 @@ case "$platform" in pseries|chrp) $object/addnote "$ofile" ;; -pmaccoff) +coff) ${CROSS}objcopy -O aixcoff-rs6000 --set-start "$entry" "$ofile" $object/hack-coff "$ofile" ;; diff --git a/arch/powerpc/kernel/cputable.c b/arch/powerpc/kernel/cputable.c index 6ef87fb90b8..b2b5d664d32 100644 --- a/arch/powerpc/kernel/cputable.c +++ b/arch/powerpc/kernel/cputable.c @@ -235,6 +235,7 @@ static struct cpu_spec cpu_specs[] = { .icache_bsize = 128, .dcache_bsize = 128, .num_pmcs = 8, + .pmc_type = PPC_PMC_IBM, .cpu_setup = __setup_cpu_ppc970, .cpu_restore = __restore_cpu_ppc970, .oprofile_cpu_type = "ppc64/970MP", @@ -251,6 +252,7 @@ static struct cpu_spec cpu_specs[] = { .icache_bsize = 128, .dcache_bsize = 128, .num_pmcs = 8, + .pmc_type = PPC_PMC_IBM, .cpu_setup = __setup_cpu_ppc970MP, .cpu_restore = __restore_cpu_ppc970, .oprofile_cpu_type = "ppc64/970MP", @@ -317,6 +319,7 @@ static struct cpu_spec cpu_specs[] = { .icache_bsize = 128, .dcache_bsize = 128, .num_pmcs = 6, + .pmc_type = PPC_PMC_IBM, .oprofile_cpu_type = "ppc64/power6", .oprofile_type = PPC_OPROFILE_POWER4, .oprofile_mmcra_sihv = POWER6_MMCRA_SIHV, @@ -335,6 +338,7 @@ static struct cpu_spec cpu_specs[] = { .icache_bsize = 128, .dcache_bsize = 128, .num_pmcs = 6, + .pmc_type = PPC_PMC_IBM, .oprofile_cpu_type = "ppc64/power6", .oprofile_type = PPC_OPROFILE_POWER4, .oprofile_mmcra_sihv = POWER6_MMCRA_SIHV, diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c index 068377a2a8d..42c8ed6ed52 100644 --- a/arch/powerpc/kernel/irq.c +++ b/arch/powerpc/kernel/irq.c @@ -489,7 +489,7 @@ struct irq_host *irq_alloc_host(unsigned int revmap_type, case IRQ_HOST_MAP_LINEAR: rmap = (unsigned int *)(host + 1); for (i = 0; i < revmap_arg; i++) - rmap[i] = IRQ_NONE; + rmap[i] = NO_IRQ; host->revmap_data.linear.size = revmap_arg; smp_wmb(); host->revmap_data.linear.revmap = rmap; @@ -614,7 +614,7 @@ unsigned int irq_create_mapping(struct irq_host *host, * host->ops->map() to update the flags */ virq = irq_find_mapping(host, hwirq); - if (virq != IRQ_NONE) { + if (virq != NO_IRQ) { if (host->ops->remap) host->ops->remap(host, virq, hwirq); pr_debug("irq: -> existing mapping on virq %d\n", virq); @@ -741,7 +741,7 @@ void irq_dispose_mapping(unsigned int virq) switch(host->revmap_type) { case IRQ_HOST_MAP_LINEAR: if (hwirq < host->revmap_data.linear.size) - host->revmap_data.linear.revmap[hwirq] = IRQ_NONE; + host->revmap_data.linear.revmap[hwirq] = NO_IRQ; break; case IRQ_HOST_MAP_TREE: /* Check if radix tree allocated yet */ diff --git a/arch/powerpc/kernel/of_platform.c b/arch/powerpc/kernel/of_platform.c index d501c23e515..d454f61c9c7 100644 --- a/arch/powerpc/kernel/of_platform.c +++ b/arch/powerpc/kernel/of_platform.c @@ -433,7 +433,7 @@ static int __devinit of_pci_phb_probe(struct of_device *dev, * Note also that we don't do ISA, this will also be fixed with a * more massive rework. */ - pci_setup_phb_io(phb, 0); + pci_setup_phb_io(phb, pci_io_base == 0); /* Init pci_dn data structures */ pci_devs_phb_init_dynamic(phb); diff --git a/arch/powerpc/kernel/pmc.c b/arch/powerpc/kernel/pmc.c index 24d7b7c99bb..ea04e0ab3f2 100644 --- a/arch/powerpc/kernel/pmc.c +++ b/arch/powerpc/kernel/pmc.c @@ -20,8 +20,8 @@ #include <asm/cputable.h> #include <asm/pmc.h> -#ifndef MMCR0_PMA0 -#define MMCR0_PMA0 0 +#ifndef MMCR0_PMAO +#define MMCR0_PMAO 0 #endif static void dummy_perf(struct pt_regs *regs) @@ -30,7 +30,7 @@ static void dummy_perf(struct pt_regs *regs) mtpmr(PMRN_PMGC0, mfpmr(PMRN_PMGC0) & ~PMGC0_PMIE); #elif defined(CONFIG_PPC64) || defined(CONFIG_6xx) if (cur_cpu_spec->pmc_type == PPC_PMC_IBM) - mtspr(SPRN_MMCR0, mfspr(SPRN_MMCR0) & ~(MMCR0_PMXE|MMCR0_PMA0)); + mtspr(SPRN_MMCR0, mfspr(SPRN_MMCR0) & ~(MMCR0_PMXE|MMCR0_PMAO)); #else mtspr(SPRN_MMCR0, mfspr(SPRN_MMCR0) & ~MMCR0_PMXE); #endif diff --git a/arch/powerpc/kernel/prom.c b/arch/powerpc/kernel/prom.c index 066a6a7a25b..af42ddab3ab 100644 --- a/arch/powerpc/kernel/prom.c +++ b/arch/powerpc/kernel/prom.c @@ -1171,11 +1171,12 @@ EXPORT_SYMBOL(of_find_node_by_name); /** * of_find_node_by_type - Find a node by its "device_type" property - * @from: The node to start searching from or NULL, the node - * you pass will not be searched, only the next one - * will; typically, you pass what the previous call - * returned. of_node_put() will be called on it - * @name: The type string to match against + * @from: The node to start searching from, or NULL to start searching + * the entire device tree. The node you pass will not be + * searched, only the next one will; typically, you pass + * what the previous call returned. of_node_put() will be + * called on from for you. + * @type: The type string to match against * * Returns a node pointer with refcount incremented, use * of_node_put() on it when done. diff --git a/arch/powerpc/kernel/ptrace.c b/arch/powerpc/kernel/ptrace.c index f4f391cdd8f..bf76562167c 100644 --- a/arch/powerpc/kernel/ptrace.c +++ b/arch/powerpc/kernel/ptrace.c @@ -218,6 +218,7 @@ set_single_step(struct task_struct *task) regs->msr |= MSR_SE; #endif } + set_tsk_thread_flag(task, TIF_SINGLESTEP); } static inline void @@ -233,6 +234,7 @@ clear_single_step(struct task_struct *task) regs->msr &= ~MSR_SE; #endif } + clear_tsk_thread_flag(task, TIF_SINGLESTEP); } #endif /* CONFIG_PPC32 */ diff --git a/arch/powerpc/kernel/smp.c b/arch/powerpc/kernel/smp.c index 22f1ef1b310..d577b71db37 100644 --- a/arch/powerpc/kernel/smp.c +++ b/arch/powerpc/kernel/smp.c @@ -201,13 +201,6 @@ int smp_call_function_map(void (*func) (void *info), void *info, int nonatomic, /* Can deadlock when called with interrupts disabled */ WARN_ON(irqs_disabled()); - /* remove 'self' from the map */ - if (cpu_isset(smp_processor_id(), map)) - cpu_clear(smp_processor_id(), map); - - /* sanity check the map, remove any non-online processors. */ - cpus_and(map, map, cpu_online_map); - if (unlikely(smp_ops == NULL)) return ret; @@ -222,10 +215,17 @@ int smp_call_function_map(void (*func) (void *info), void *info, int nonatomic, /* Must grab online cpu count with preempt disabled, otherwise * it can change. */ num_cpus = num_online_cpus() - 1; - if (!num_cpus || cpus_empty(map)) { - ret = 0; - goto out; - } + if (!num_cpus) + goto done; + + /* remove 'self' from the map */ + if (cpu_isset(smp_processor_id(), map)) + cpu_clear(smp_processor_id(), map); + + /* sanity check the map, remove any non-online processors. */ + cpus_and(map, map, cpu_online_map); + if (cpus_empty(map)) + goto done; call_data = &data; smp_wmb(); @@ -263,6 +263,7 @@ int smp_call_function_map(void (*func) (void *info), void *info, int nonatomic, } } + done: ret = 0; out: @@ -282,16 +283,17 @@ EXPORT_SYMBOL(smp_call_function); int smp_call_function_single(int cpu, void (*func) (void *info), void *info, int nonatomic, int wait) { - cpumask_t map=CPU_MASK_NONE; + cpumask_t map = CPU_MASK_NONE; + int ret = -EBUSY; if (!cpu_online(cpu)) return -EINVAL; - if (cpu == smp_processor_id()) - return -EBUSY; - cpu_set(cpu, map); - return smp_call_function_map(func,info,nonatomic,wait,map); + if (cpu != get_cpu()) + ret = smp_call_function_map(func,info,nonatomic,wait,map); + put_cpu(); + return ret; } EXPORT_SYMBOL(smp_call_function_single); diff --git a/arch/powerpc/kernel/vmlinux.lds.S b/arch/powerpc/kernel/vmlinux.lds.S index f7d7bf19e4f..21c39ff2dc3 100644 --- a/arch/powerpc/kernel/vmlinux.lds.S +++ b/arch/powerpc/kernel/vmlinux.lds.S @@ -34,7 +34,6 @@ SECTIONS /* Text and gots */ .text : { _text = .; - *(.text.*) TEXT_TEXT SCHED_TEXT LOCK_TEXT diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c index 246eeea40ec..0266a94d83b 100644 --- a/arch/powerpc/mm/mem.c +++ b/arch/powerpc/mm/mem.c @@ -310,11 +310,12 @@ void __init paging_init(void) #ifdef CONFIG_HIGHMEM map_page(PKMAP_BASE, 0, 0); /* XXX gross */ - pkmap_page_table = pte_offset_kernel(pmd_offset(pgd_offset_k - (PKMAP_BASE), PKMAP_BASE), PKMAP_BASE); + pkmap_page_table = pte_offset_kernel(pmd_offset(pud_offset(pgd_offset_k + (PKMAP_BASE), PKMAP_BASE), PKMAP_BASE), PKMAP_BASE); map_page(KMAP_FIX_BEGIN, 0, 0); /* XXX gross */ - kmap_pte = pte_offset_kernel(pmd_offset(pgd_offset_k - (KMAP_FIX_BEGIN), KMAP_FIX_BEGIN), KMAP_FIX_BEGIN); + kmap_pte = pte_offset_kernel(pmd_offset(pud_offset(pgd_offset_k + (KMAP_FIX_BEGIN), KMAP_FIX_BEGIN), KMAP_FIX_BEGIN), + KMAP_FIX_BEGIN); kmap_prot = PAGE_KERNEL; #endif /* CONFIG_HIGHMEM */ diff --git a/arch/powerpc/mm/pgtable_32.c b/arch/powerpc/mm/pgtable_32.c index d8232b7a08f..f6ae1a57d65 100644 --- a/arch/powerpc/mm/pgtable_32.c +++ b/arch/powerpc/mm/pgtable_32.c @@ -93,7 +93,7 @@ void pgd_free(pgd_t *pgd) free_pages((unsigned long)pgd, PGDIR_ORDER); } -pte_t *pte_alloc_one_kernel(struct mm_struct *mm, unsigned long address) +__init_refok pte_t *pte_alloc_one_kernel(struct mm_struct *mm, unsigned long address) { pte_t *pte; extern int mem_init_done; diff --git a/arch/powerpc/platforms/cell/cbe_cpufreq.c b/arch/powerpc/platforms/cell/cbe_cpufreq.c index f9ac3fe3be9..ac445998d83 100644 --- a/arch/powerpc/platforms/cell/cbe_cpufreq.c +++ b/arch/powerpc/platforms/cell/cbe_cpufreq.c @@ -67,6 +67,7 @@ static u64 MIC_Slow_Next_Timer_table[] = { 0x00003FC000000000ull, }; +static unsigned int pmi_frequency_limit = 0; /* * hardware specific functions */ @@ -164,7 +165,6 @@ static int set_pmode(int cpu, unsigned int slow_mode) { static void cbe_cpufreq_handle_pmi(struct of_device *dev, pmi_message_t pmi_msg) { - struct cpufreq_policy policy; u8 cpu; u8 cbe_pmode_new; @@ -173,15 +173,27 @@ static void cbe_cpufreq_handle_pmi(struct of_device *dev, pmi_message_t pmi_msg) cpu = cbe_node_to_cpu(pmi_msg.data1); cbe_pmode_new = pmi_msg.data2; - cpufreq_get_policy(&policy, cpu); + pmi_frequency_limit = cbe_freqs[cbe_pmode_new].frequency; - policy.max = min(policy.max, cbe_freqs[cbe_pmode_new].frequency); - policy.min = min(policy.min, policy.max); + pr_debug("cbe_handle_pmi: max freq=%d\n", pmi_frequency_limit); +} + +static int pmi_notifier(struct notifier_block *nb, + unsigned long event, void *data) +{ + struct cpufreq_policy *policy = data; - pr_debug("cbe_handle_pmi: new policy.min=%d policy.max=%d\n", policy.min, policy.max); - cpufreq_set_policy(&policy); + if (event != CPUFREQ_INCOMPATIBLE) + return 0; + + cpufreq_verify_within_limits(policy, 0, pmi_frequency_limit); + return 0; } +static struct notifier_block pmi_notifier_block = { + .notifier_call = pmi_notifier, +}; + static struct pmi_handler cbe_pmi_handler = { .type = PMI_TYPE_FREQ_CHANGE, .handle_pmi_message = cbe_cpufreq_handle_pmi, @@ -238,12 +250,21 @@ static int cbe_cpufreq_cpu_init(struct cpufreq_policy *policy) cpufreq_frequency_table_get_attr(cbe_freqs, policy->cpu); + if (pmi_dev) { + /* frequency might get limited later, initialize limit with max_freq */ + pmi_frequency_limit = max_freq; + cpufreq_register_notifier(&pmi_notifier_block, CPUFREQ_POLICY_NOTIFIER); + } + /* this ensures that policy->cpuinfo_min and policy->cpuinfo_max are set correctly */ return cpufreq_frequency_table_cpuinfo(policy, cbe_freqs); } static int cbe_cpufreq_cpu_exit(struct cpufreq_policy *policy) { + if (pmi_dev) + cpufreq_unregister_notifier(&pmi_notifier_block, CPUFREQ_POLICY_NOTIFIER); + cpufreq_frequency_table_put_attr(policy->cpu); return 0; } diff --git a/arch/powerpc/platforms/cell/spufs/context.c b/arch/powerpc/platforms/cell/spufs/context.c index 8654749e317..7c51cb54bca 100644 --- a/arch/powerpc/platforms/cell/spufs/context.c +++ b/arch/powerpc/platforms/cell/spufs/context.c @@ -39,7 +39,7 @@ struct spu_context *alloc_spu_context(struct spu_gang *gang) if (spu_init_csa(&ctx->csa)) goto out_free; spin_lock_init(&ctx->mmio_lock); - spin_lock_init(&ctx->mapping_lock); + mutex_init(&ctx->mapping_lock); kref_init(&ctx->kref); mutex_init(&ctx->state_mutex); mutex_init(&ctx->run_mutex); @@ -103,6 +103,7 @@ void spu_forget(struct spu_context *ctx) void spu_unmap_mappings(struct spu_context *ctx) { + mutex_lock(&ctx->mapping_lock); if (ctx->local_store) unmap_mapping_range(ctx->local_store, 0, LS_SIZE, 1); if (ctx->mfc) @@ -117,6 +118,7 @@ void spu_unmap_mappings(struct spu_context *ctx) unmap_mapping_range(ctx->mss, 0, 0x1000, 1); if (ctx->psmap) unmap_mapping_range(ctx->psmap, 0, 0x20000, 1); + mutex_unlock(&ctx->mapping_lock); } /** diff --git a/arch/powerpc/platforms/cell/spufs/file.c b/arch/powerpc/platforms/cell/spufs/file.c index 45614c73c78..b1e7e2f8a2e 100644 --- a/arch/powerpc/platforms/cell/spufs/file.c +++ b/arch/powerpc/platforms/cell/spufs/file.c @@ -45,11 +45,11 @@ spufs_mem_open(struct inode *inode, struct file *file) struct spufs_inode_info *i = SPUFS_I(inode); struct spu_context *ctx = i->i_ctx; - spin_lock(&ctx->mapping_lock); + mutex_lock(&ctx->mapping_lock); file->private_data = ctx; if (!i->i_openers++) ctx->local_store = inode->i_mapping; - spin_unlock(&ctx->mapping_lock); + mutex_unlock(&ctx->mapping_lock); return 0; } @@ -59,10 +59,10 @@ spufs_mem_release(struct inode *inode, struct file *file) struct spufs_inode_info *i = SPUFS_I(inode); struct spu_context *ctx = i->i_ctx; - spin_lock(&ctx->mapping_lock); + mutex_lock(&ctx->mapping_lock); if (!--i->i_openers) ctx->local_store = NULL; - spin_unlock(&ctx->mapping_lock); + mutex_unlock(&ctx->mapping_lock); return 0; } @@ -217,6 +217,7 @@ unsigned long spufs_get_unmapped_area(struct file *file, unsigned long addr, static const struct file_operations spufs_mem_fops = { .open = spufs_mem_open, + .release = spufs_mem_release, .read = spufs_mem_read, .write = spufs_mem_write, .llseek = generic_file_llseek, @@ -309,11 +310,11 @@ static int spufs_cntl_open(struct inode *inode, struct file *file) struct spufs_inode_info *i = SPUFS_I(inode); struct spu_context *ctx = i->i_ctx; - spin_lock(&ctx->mapping_lock); + mutex_lock(&ctx->mapping_lock); file->private_data = ctx; if (!i->i_openers++) ctx->cntl = inode->i_mapping; - spin_unlock(&ctx->mapping_lock); + mutex_unlock(&ctx->mapping_lock); return simple_attr_open(inode, file, spufs_cntl_get, spufs_cntl_set, "0x%08lx"); } @@ -326,10 +327,10 @@ spufs_cntl_release(struct inode *inode, struct file *file) simple_attr_close(inode, file); - spin_lock(&ctx->mapping_lock); + mutex_lock(&ctx->mapping_lock); if (!--i->i_openers) ctx->cntl = NULL; - spin_unlock(&ctx->mapping_lock); + mutex_unlock(&ctx->mapping_lock); return 0; } @@ -812,11 +813,11 @@ static int spufs_signal1_open(struct inode *inode, struct file *file) struct spufs_inode_info *i = SPUFS_I(inode); struct spu_context *ctx = i->i_ctx; - spin_lock(&ctx->mapping_lock); + mutex_lock(&ctx->mapping_lock); file->private_data = ctx; if (!i->i_openers++) ctx->signal1 = inode->i_mapping; - spin_unlock(&ctx->mapping_lock); + mutex_unlock(&ctx->mapping_lock); return nonseekable_open(inode, file); } @@ -826,10 +827,10 @@ spufs_signal1_release(struct inode *inode, struct file *file) struct spufs_inode_info *i = SPUFS_I(inode); struct spu_context *ctx = i->i_ctx; - spin_lock(&ctx->mapping_lock); + mutex_lock(&ctx->mapping_lock); if (!--i->i_openers) ctx->signal1 = NULL; - spin_unlock(&ctx->mapping_lock); + mutex_unlock(&ctx->mapping_lock); return 0; } @@ -936,11 +937,11 @@ static int spufs_signal2_open(struct inode *inode, struct file *file) struct spufs_inode_info *i = SPUFS_I(inode); struct spu_context *ctx = i->i_ctx; - spin_lock(&ctx->mapping_lock); + mutex_lock(&ctx->mapping_lock); file->private_data = ctx; if (!i->i_openers++) ctx->signal2 = inode->i_mapping; - spin_unlock(&ctx->mapping_lock); + mutex_unlock(&ctx->mapping_lock); return nonseekable_open(inode, file); } @@ -950,10 +951,10 @@ spufs_signal2_release(struct inode *inode, struct file *file) struct spufs_inode_info *i = SPUFS_I(inode); struct spu_context *ctx = i->i_ctx; - spin_lock(&ctx->mapping_lock); + mutex_lock(&ctx->mapping_lock); if (!--i->i_openers) ctx->signal2 = NULL; - spin_unlock(&ctx->mapping_lock); + mutex_unlock(&ctx->mapping_lock); return 0; } @@ -1154,10 +1155,10 @@ static int spufs_mss_open(struct inode *inode, struct file *file) file->private_data = i->i_ctx; - spin_lock(&ctx->mapping_lock); + mutex_lock(&ctx->mapping_lock); if (!i->i_openers++) ctx->mss = inode->i_mapping; - spin_unlock(&ctx->mapping_lock); + mutex_unlock(&ctx->mapping_lock); return nonseekable_open(inode, file); } @@ -1167,10 +1168,10 @@ spufs_mss_release(struct inode *inode, struct file *file) struct spufs_inode_info *i = SPUFS_I(inode); struct spu_context *ctx = i->i_ctx; - spin_lock(&ctx->mapping_lock); + mutex_lock(&ctx->mapping_lock); if (!--i->i_openers) ctx->mss = NULL; - spin_unlock(&ctx->mapping_lock); + mutex_unlock(&ctx->mapping_lock); return 0; } @@ -1211,11 +1212,11 @@ static int spufs_psmap_open(struct inode *inode, struct file *file) struct spufs_inode_info *i = SPUFS_I(inode); struct spu_context *ctx = i->i_ctx; - spin_lock(&ctx->mapping_lock); + mutex_lock(&ctx->mapping_lock); file->private_data = i->i_ctx; if (!i->i_openers++) ctx->psmap = inode->i_mapping; - spin_unlock(&ctx->mapping_lock); + mutex_unlock(&ctx->mapping_lock); return nonseekable_open(inode, file); } @@ -1225,10 +1226,10 @@ spufs_psmap_release(struct inode *inode, struct file *file) struct spufs_inode_info *i = SPUFS_I(inode); struct spu_context *ctx = i->i_ctx; - spin_lock(&ctx->mapping_lock); + mutex_lock(&ctx->mapping_lock); if (!--i->i_openers) ctx->psmap = NULL; - spin_unlock(&ctx->mapping_lock); + mutex_unlock(&ctx->mapping_lock); return 0; } @@ -1281,11 +1282,11 @@ static int spufs_mfc_open(struct inode *inode, struct file *file) if (atomic_read(&inode->i_count) != 1) return -EBUSY; - spin_lock(&ctx->mapping_lock); + mutex_lock(&ctx->mapping_lock); file->private_data = ctx; if (!i->i_openers++) ctx->mfc = inode->i_mapping; - spin_unlock(&ctx->mapping_lock); + mutex_unlock(&ctx->mapping_lock); return nonseekable_open(inode, file); } @@ -1295,10 +1296,10 @@ spufs_mfc_release(struct inode *inode, struct file *file) struct spufs_inode_info *i = SPUFS_I(inode); struct spu_context *ctx = i->i_ctx; - spin_lock(&ctx->mapping_lock); + mutex_lock(&ctx->mapping_lock); if (!--i->i_openers) ctx->mfc = NULL; - spin_unlock(&ctx->mapping_lock); + mutex_unlock(&ctx->mapping_lock); return 0; } diff --git a/arch/powerpc/platforms/cell/spufs/inode.c b/arch/powerpc/platforms/cell/spufs/inode.c index 7150730e2ff..9807206e021 100644 --- a/arch/powerpc/platforms/cell/spufs/inode.c +++ b/arch/powerpc/platforms/cell/spufs/inode.c @@ -177,7 +177,7 @@ static int spufs_rmdir(struct inode *parent, struct dentry *dir) static int spufs_fill_dir(struct dentry *dir, struct tree_descr *files, int mode, struct spu_context *ctx) { - struct dentry *dentry; + struct dentry *dentry, *tmp; int ret; while (files->name && files->name[0]) { @@ -193,7 +193,20 @@ static int spufs_fill_dir(struct dentry *dir, struct tree_descr *files, } return 0; out: - spufs_prune_dir(dir); + /* + * remove all children from dir. dir->inode is not set so don't + * just simply use spufs_prune_dir() and panic afterwards :) + * dput() looks like it will do the right thing: + * - dec parent's ref counter + * - remove child from parent's child list + * - free child's inode if possible + * - free child + */ + list_for_each_entry_safe(dentry, tmp, &dir->d_subdirs, d_u.d_child) { + dput(dentry); + } + + shrink_dcache_parent(dir); return ret; } @@ -274,6 +287,7 @@ spufs_mkdir(struct inode *dir, struct dentry *dentry, unsigned int flags, goto out; out_free_ctx: + spu_forget(ctx); put_spu_context(ctx); out_iput: iput(inode); @@ -349,37 +363,6 @@ out: return ret; } -static int spufs_rmgang(struct inode *root, struct dentry *dir) -{ - /* FIXME: this fails if the dir is not empty, - which causes a leak of gangs. */ - return simple_rmdir(root, dir); -} - -static int spufs_gang_close(struct inode *inode, struct file *file) -{ - struct inode *parent; - struct dentry *dir; - int ret; - - dir = file->f_path.dentry; - parent = dir->d_parent->d_inode; - - ret = spufs_rmgang(parent, dir); - WARN_ON(ret); - - return dcache_dir_close(inode, file); -} - -const struct file_operations spufs_gang_fops = { - .open = dcache_dir_open, - .release = spufs_gang_close, - .llseek = dcache_dir_lseek, - .read = generic_read_dir, - .readdir = dcache_readdir, - .fsync = simple_sync_file, -}; - static int spufs_mkgang(struct inode *dir, struct dentry *dentry, int mode) { @@ -407,7 +390,6 @@ spufs_mkgang(struct inode *dir, struct dentry *dentry, int mode) inode->i_fop = &simple_dir_operations; d_instantiate(dentry, inode); - dget(dentry); dir->i_nlink++; dentry->d_inode->i_nlink++; return ret; @@ -437,7 +419,7 @@ static int spufs_gang_open(struct dentry *dentry, struct vfsmount *mnt) goto out; } - filp->f_op = &spufs_gang_fops; + filp->f_op = &simple_dir_operations; fd_install(ret, filp); out: return ret; @@ -458,8 +440,10 @@ static int spufs_create_gang(struct inode *inode, * in error path of *_open(). */ ret = spufs_gang_open(dget(dentry), mntget(mnt)); - if (ret < 0) - WARN_ON(spufs_rmgang(inode, dentry)); + if (ret < 0) { + int err = simple_rmdir(inode, dentry); + WARN_ON(err); + } out: mutex_unlock(&inode->i_mutex); @@ -600,6 +584,10 @@ spufs_create_root(struct super_block *sb, void *data) struct inode *inode; int ret; + ret = -ENODEV; + if (!spu_management_ops) + goto out; + ret = -ENOMEM; inode = spufs_new_inode(sb, S_IFDIR | 0775); if (!inode) diff --git a/arch/powerpc/platforms/cell/spufs/sched.c b/arch/powerpc/platforms/cell/spufs/sched.c index b6ecb30e7d5..3b831e07f1e 100644 --- a/arch/powerpc/platforms/cell/spufs/sched.c +++ b/arch/powerpc/platforms/cell/spufs/sched.c @@ -93,43 +93,6 @@ void spu_stop_tick(struct spu_context *ctx) } } -void spu_sched_tick(struct work_struct *work) -{ - struct spu_context *ctx = - container_of(work, struct spu_context, sched_work.work); - struct spu *spu; - int preempted = 0; - - /* - * If this context is being stopped avoid rescheduling from the - * scheduler tick because we would block on the state_mutex. - * The caller will yield the spu later on anyway. - */ - if (test_bit(SPU_SCHED_EXITING, &ctx->sched_flags)) - return; - - mutex_lock(&ctx->state_mutex); - spu = ctx->spu; - if (spu) { - int best = sched_find_first_bit(spu_prio->bitmap); - if (best <= ctx->prio) { - spu_deactivate(ctx); - preempted = 1; - } - } - mutex_unlock(&ctx->state_mutex); - - if (preempted) { - /* - * We need to break out of the wait loop in spu_run manually - * to ensure this context gets put on the runqueue again - * ASAP. - */ - wake_up(&ctx->stop_wq); - } else - spu_start_tick(ctx); -} - /** * spu_add_to_active_list - add spu to active list * @spu: spu to add to the active list @@ -273,34 +236,6 @@ static void spu_prio_wait(struct spu_context *ctx) remove_wait_queue(&ctx->stop_wq, &wait); } -/** - * spu_reschedule - try to find a runnable context for a spu - * @spu: spu available - * - * This function is called whenever a spu becomes idle. It looks for the - * most suitable runnable spu context and schedules it for execution. - */ -static void spu_reschedule(struct spu *spu) -{ - int best; - - spu_free(spu); - - spin_lock(&spu_prio->runq_lock); - best = sched_find_first_bit(spu_prio->bitmap); - if (best < MAX_PRIO) { - struct list_head *rq = &spu_prio->runq[best]; - struct spu_context *ctx; - - BUG_ON(list_empty(rq)); - - ctx = list_entry(rq->next, struct spu_context, rq); - __spu_del_from_rq(ctx); - wake_up(&ctx->stop_wq); - } - spin_unlock(&spu_prio->runq_lock); -} - static struct spu *spu_get_idle(struct spu_context *ctx) { struct spu *spu = NULL; @@ -429,6 +364,51 @@ int spu_activate(struct spu_context *ctx, unsigned long flags) } /** + * grab_runnable_context - try to find a runnable context + * + * Remove the highest priority context on the runqueue and return it + * to the caller. Returns %NULL if no runnable context was found. + */ +static struct spu_context *grab_runnable_context(int prio) +{ + struct spu_context *ctx = NULL; + int best; + + spin_lock(&spu_prio->runq_lock); + best = sched_find_first_bit(spu_prio->bitmap); + if (best < prio) { + struct list_head *rq = &spu_prio->runq[best]; + + BUG_ON(list_empty(rq)); + + ctx = list_entry(rq->next, struct spu_context, rq); + __spu_del_from_rq(ctx); + } + spin_unlock(&spu_prio->runq_lock); + + return ctx; +} + +static int __spu_deactivate(struct spu_context *ctx, int force, int max_prio) +{ + struct spu *spu = ctx->spu; + struct spu_context *new = NULL; + + if (spu) { + new = grab_runnable_context(max_prio); + if (new || force) { + spu_unbind_context(spu, ctx); + spu_free(spu); + if (new) + wake_up(&new->stop_wq); + } + + } + + return new != NULL; +} + +/** * spu_deactivate - unbind a context from it's physical spu * @ctx: spu context to unbind * @@ -437,12 +417,7 @@ int spu_activate(struct spu_context *ctx, unsigned long flags) */ void spu_deactivate(struct spu_context *ctx) { - struct spu *spu = ctx->spu; - - if (spu) { - spu_unbind_context(spu, ctx); - spu_reschedule(spu); - } + __spu_deactivate(ctx, 1, MAX_PRIO); } /** @@ -455,21 +430,43 @@ void spu_deactivate(struct spu_context *ctx) */ void spu_yield(struct spu_context *ctx) { - struct spu *spu; - - if (mutex_trylock(&ctx->state_mutex)) { - if ((spu = ctx->spu) != NULL) { - int best = sched_find_first_bit(spu_prio->bitmap); - if (best < MAX_PRIO) { - pr_debug("%s: yielding SPU %d NODE %d\n", - __FUNCTION__, spu->number, spu->node); - spu_deactivate(ctx); - } - } + if (!(ctx->flags & SPU_CREATE_NOSCHED)) { + mutex_lock(&ctx->state_mutex); + __spu_deactivate(ctx, 0, MAX_PRIO); mutex_unlock(&ctx->state_mutex); } } +void spu_sched_tick(struct work_struct *work) +{ + struct spu_context *ctx = + container_of(work, struct spu_context, sched_work.work); + int preempted; + + /* + * If this context is being stopped avoid rescheduling from the + * scheduler tick because we would block on the state_mutex. + * The caller will yield the spu later on anyway. + */ + if (test_bit(SPU_SCHED_EXITING, &ctx->sched_flags)) + return; + + mutex_lock(&ctx->state_mutex); + preempted = __spu_deactivate(ctx, 0, ctx->prio + 1); + mutex_unlock(&ctx->state_mutex); + + if (preempted) { + /* + * We need to break out of the wait loop in spu_run manually + * to ensure this context gets put on the runqueue again + * ASAP. + */ + wake_up(&ctx->stop_wq); + } else { + spu_start_tick(ctx); + } +} + int __init spu_sched_init(void) { int i; diff --git a/arch/powerpc/platforms/cell/spufs/spufs.h b/arch/powerpc/platforms/cell/spufs/spufs.h index 0a947fd7de5..47617e8014a 100644 --- a/arch/powerpc/platforms/cell/spufs/spufs.h +++ b/arch/powerpc/platforms/cell/spufs/spufs.h @@ -55,7 +55,7 @@ struct spu_context { struct address_space *signal2; /* 'signal2' area mappings. */ struct address_space *mss; /* 'mss' area mappings. */ struct address_space *psmap; /* 'psmap' area mappings. */ - spinlock_t mapping_lock; + struct mutex mapping_lock; u64 object_id; /* user space pointer for oprofile */ enum { SPU_STATE_RUNNABLE, SPU_STATE_SAVED } state; diff --git a/arch/powerpc/platforms/celleb/Makefile b/arch/powerpc/platforms/celleb/Makefile index f4f82520dc4..5240046d867 100644 --- a/arch/powerpc/platforms/celleb/Makefile +++ b/arch/powerpc/platforms/celleb/Makefile @@ -4,5 +4,5 @@ obj-y += interrupt.o iommu.o setup.o \ obj-$(CONFIG_SMP) += smp.o obj-$(CONFIG_PPC_UDBG_BEAT) += udbg_beat.o -obj-$(CONFIG_HAS_TXX9_SERIAL) += scc_sio.o +obj-$(CONFIG_SERIAL_TXX9) += scc_sio.o obj-$(CONFIG_SPU_BASE) += spu_priv1.o diff --git a/arch/powerpc/platforms/chrp/pegasos_eth.c b/arch/powerpc/platforms/chrp/pegasos_eth.c index 71045677559..5bcc58d9a4d 100644 --- a/arch/powerpc/platforms/chrp/pegasos_eth.c +++ b/arch/powerpc/platforms/chrp/pegasos_eth.c @@ -169,7 +169,7 @@ static int Enable_SRAM(void) /***********/ /***********/ -int mv643xx_eth_add_pds(void) +static int __init mv643xx_eth_add_pds(void) { int ret = 0; static struct pci_device_id pci_marvell_mv64360[] = { diff --git a/arch/powerpc/platforms/pasemi/idle.c b/arch/powerpc/platforms/pasemi/idle.c index 03cd45d8fef..3c962d5757b 100644 --- a/arch/powerpc/platforms/pasemi/idle.c +++ b/arch/powerpc/platforms/pasemi/idle.c @@ -26,6 +26,7 @@ #include <asm/machdep.h> #include <asm/reg.h> +#include <asm/smp.h> #include "pasemi.h" diff --git a/arch/powerpc/platforms/pasemi/iommu.c b/arch/powerpc/platforms/pasemi/iommu.c index 95fa6a7d15e..f33b21b9f5d 100644 --- a/arch/powerpc/platforms/pasemi/iommu.c +++ b/arch/powerpc/platforms/pasemi/iommu.c @@ -31,8 +31,6 @@ #define IOBMAP_PAGE_SIZE (1 << IOBMAP_PAGE_SHIFT) #define IOBMAP_PAGE_MASK (IOBMAP_PAGE_SIZE - 1) -#define IOBMAP_PAGE_FACTOR (PAGE_SHIFT - IOBMAP_PAGE_SHIFT) - #define IOB_BASE 0xe0000000 #define IOB_SIZE 0x3000 /* Configuration registers */ @@ -97,9 +95,6 @@ static void iobmap_build(struct iommu_table *tbl, long index, bus_addr = (tbl->it_offset + index) << PAGE_SHIFT; - npages <<= IOBMAP_PAGE_FACTOR; - index <<= IOBMAP_PAGE_FACTOR; - ip = ((u32 *)tbl->it_base) + index; while (npages--) { @@ -125,9 +120,6 @@ static void iobmap_free(struct iommu_table *tbl, long index, bus_addr = (tbl->it_offset + index) << PAGE_SHIFT; - npages <<= IOBMAP_PAGE_FACTOR; - index <<= IOBMAP_PAGE_FACTOR; - ip = ((u32 *)tbl->it_base) + index; while (npages--) { diff --git a/arch/powerpc/platforms/powermac/setup.c b/arch/powerpc/platforms/powermac/setup.c index a410bc76a8a..07b1c4ec428 100644 --- a/arch/powerpc/platforms/powermac/setup.c +++ b/arch/powerpc/platforms/powermac/setup.c @@ -384,7 +384,7 @@ int boot_part; static dev_t boot_dev; #ifdef CONFIG_SCSI -void __init note_scsi_host(struct device_node *node, void *host) +void note_scsi_host(struct device_node *node, void *host) { int l; char *p; diff --git a/arch/powerpc/platforms/ps3/interrupt.c b/arch/powerpc/platforms/ps3/interrupt.c index 9da82c266ba..ec9030dbb5f 100644 --- a/arch/powerpc/platforms/ps3/interrupt.c +++ b/arch/powerpc/platforms/ps3/interrupt.c @@ -25,6 +25,7 @@ #include <asm/machdep.h> #include <asm/udbg.h> #include <asm/lv1call.h> +#include <asm/smp.h> #include "platform.h" diff --git a/arch/powerpc/platforms/pseries/xics.c b/arch/powerpc/platforms/pseries/xics.c index b854e7f1001..f1df942072b 100644 --- a/arch/powerpc/platforms/pseries/xics.c +++ b/arch/powerpc/platforms/pseries/xics.c @@ -752,6 +752,7 @@ skip_gserver_check: void xics_request_IPIs(void) { unsigned int ipi; + int rc; ipi = irq_create_mapping(xics_host, XICS_IPI); BUG_ON(ipi == NO_IRQ); @@ -762,11 +763,12 @@ void xics_request_IPIs(void) */ set_irq_handler(ipi, handle_percpu_irq); if (firmware_has_feature(FW_FEATURE_LPAR)) - request_irq(ipi, xics_ipi_action_lpar, IRQF_DISABLED, - "IPI", NULL); + rc = request_irq(ipi, xics_ipi_action_lpar, IRQF_DISABLED, + "IPI", NULL); else - request_irq(ipi, xics_ipi_action_direct, IRQF_DISABLED, - "IPI", NULL); + rc = request_irq(ipi, xics_ipi_action_direct, IRQF_DISABLED, + "IPI", NULL); + BUG_ON(rc); } #endif /* CONFIG_SMP */ diff --git a/arch/powerpc/sysdev/qe_lib/Kconfig b/arch/powerpc/sysdev/qe_lib/Kconfig index 887739f3bad..f611d344a12 100644 --- a/arch/powerpc/sysdev/qe_lib/Kconfig +++ b/arch/powerpc/sysdev/qe_lib/Kconfig @@ -5,15 +5,13 @@ config UCC_SLOW bool default n - select UCC help This option provides qe_lib support to UCC slow protocols: UART, BISYNC, QMC config UCC_FAST bool - default n - select UCC + default y if UCC_GETH help This option provides qe_lib support to UCC fast protocols: HDLC, Ethernet, ATM, transparent diff --git a/arch/ppc/kernel/entry.S b/arch/ppc/kernel/entry.S index ab64256110b..fba7ca17a67 100644 --- a/arch/ppc/kernel/entry.S +++ b/arch/ppc/kernel/entry.S @@ -596,7 +596,11 @@ fast_exception_return: mr r12,r4 /* restart at exc_exit_restart */ b 2b - .comm fee_restarts,4 + .section .bss + .align 2 +fee_restarts: + .space 4 + .previous /* aargh, a nonrecoverable interrupt, panic */ /* aargh, we don't know which trap this is */ @@ -851,7 +855,11 @@ load_dbcr0: mtspr SPRN_DBSR,r11 /* clear all pending debug events */ blr - .comm global_dbcr0,8 + .section .bss + .align 4 +global_dbcr0: + .space 8 + .previous #endif /* !(CONFIG_4xx || CONFIG_BOOKE) */ do_work: /* r10 contains MSR_KERNEL here */ @@ -926,4 +934,8 @@ END_FTR_SECTION_IFSET(CPU_FTR_601) /* shouldn't return */ b 4b - .comm ee_restarts,4 + .section .bss + .align 2 +ee_restarts: + .space 4 + .previous diff --git a/arch/ppc/kernel/ppc_ksyms.c b/arch/ppc/kernel/ppc_ksyms.c index 4ad499605d0..a4165209ac7 100644 --- a/arch/ppc/kernel/ppc_ksyms.c +++ b/arch/ppc/kernel/ppc_ksyms.c @@ -40,7 +40,6 @@ #include <asm/time.h> #include <asm/cputable.h> #include <asm/btext.h> -#include <asm/div64.h> #include <asm/xmon.h> #include <asm/signal.h> #include <asm/dcr.h> @@ -93,7 +92,6 @@ EXPORT_SYMBOL(strncpy); EXPORT_SYMBOL(strcat); EXPORT_SYMBOL(strlen); EXPORT_SYMBOL(strcmp); -EXPORT_SYMBOL(__div64_32); EXPORT_SYMBOL(csum_partial); EXPORT_SYMBOL(csum_partial_copy_generic); diff --git a/arch/ppc/mm/hashtable.S b/arch/ppc/mm/hashtable.S index e756942e65c..5f364dc5015 100644 --- a/arch/ppc/mm/hashtable.S +++ b/arch/ppc/mm/hashtable.S @@ -30,7 +30,11 @@ #include <asm/asm-offsets.h> #ifdef CONFIG_SMP - .comm mmu_hash_lock,4 + .section .bss + .align 2 + .globl mmu_hash_lock +mmu_hash_lock: + .space 4 #endif /* CONFIG_SMP */ /* @@ -461,9 +465,17 @@ found_slot: sync /* make sure pte updates get to memory */ blr - .comm next_slot,4 - .comm primary_pteg_full,4 - .comm htab_hash_searches,4 + .section .bss + .align 2 +next_slot: + .space 4 + .globl primary_pteg_full +primary_pteg_full: + .space 4 + .globl htab_hash_searches +htab_hash_searches: + .space 4 + .previous /* * Flush the entry for a particular page from the hash table. diff --git a/arch/ppc/mm/pgtable.c b/arch/ppc/mm/pgtable.c index c023b729880..35ebb6395ae 100644 --- a/arch/ppc/mm/pgtable.c +++ b/arch/ppc/mm/pgtable.c @@ -92,7 +92,7 @@ void pgd_free(pgd_t *pgd) free_pages((unsigned long)pgd, PGDIR_ORDER); } -pte_t *pte_alloc_one_kernel(struct mm_struct *mm, unsigned long address) +__init_refok pte_t *pte_alloc_one_kernel(struct mm_struct *mm, unsigned long address) { pte_t *pte; extern int mem_init_done; diff --git a/arch/ppc/syslib/ibm_ocp.c b/arch/ppc/syslib/ibm_ocp.c index 3f6e55c7918..2ee176610e7 100644 --- a/arch/ppc/syslib/ibm_ocp.c +++ b/arch/ppc/syslib/ibm_ocp.c @@ -1,4 +1,5 @@ #include <linux/module.h> +#include <asm/ibm4xx.h> #include <asm/ocp.h> struct ocp_sys_info_data ocp_sys_info = { diff --git a/arch/ppc/syslib/qspan_pci.c b/arch/ppc/syslib/qspan_pci.c index 85053b2816a..7a97c7440b3 100644 --- a/arch/ppc/syslib/qspan_pci.c +++ b/arch/ppc/syslib/qspan_pci.c @@ -365,13 +365,13 @@ int qspan_pcibios_find_class(unsigned int class_code, unsigned short index, } void __init -m8xx_pcibios_fixup(void)) +m8xx_pcibios_fixup(void) { /* Lots to do here, all board and configuration specific. */ } void __init -m8xx_setup_pci_ptrs(void)) +m8xx_setup_pci_ptrs(void) { set_config_access_method(qspan); diff --git a/arch/s390/hypfs/hypfs_diag.c b/arch/s390/hypfs/hypfs_diag.c index 2782cf9da5b..b9a1ce1f28e 100644 --- a/arch/s390/hypfs/hypfs_diag.c +++ b/arch/s390/hypfs/hypfs_diag.c @@ -481,9 +481,17 @@ out: /* Diagnose 224 functions */ -static void diag224(void *ptr) +static int diag224(void *ptr) { - asm volatile("diag %0,%1,0x224" : :"d" (0), "d"(ptr) : "memory"); + int rc = -ENOTSUPP; + + asm volatile( + " diag %1,%2,0x224\n" + "0: lhi %0,0x0\n" + "1:\n" + EX_TABLE(0b,1b) + : "+d" (rc) :"d" (0), "d" (ptr) : "memory"); + return rc; } static int diag224_get_name_table(void) @@ -492,7 +500,10 @@ static int diag224_get_name_table(void) diag224_cpu_names = kmalloc(PAGE_SIZE, GFP_KERNEL | GFP_DMA); if (!diag224_cpu_names) return -ENOMEM; - diag224(diag224_cpu_names); + if (diag224(diag224_cpu_names)) { + kfree(diag224_cpu_names); + return -ENOTSUPP; + } EBCASC(diag224_cpu_names + 16, (*diag224_cpu_names + 1) * 16); return 0; } diff --git a/arch/s390/kernel/debug.c b/arch/s390/kernel/debug.c index dca6eaf82c8..1b2f5ce4532 100644 --- a/arch/s390/kernel/debug.c +++ b/arch/s390/kernel/debug.c @@ -163,7 +163,7 @@ unsigned int debug_feature_version = __DEBUG_FEATURE_VERSION; static debug_info_t *debug_area_first = NULL; static debug_info_t *debug_area_last = NULL; -static DECLARE_MUTEX(debug_lock); +static DEFINE_MUTEX(debug_mutex); static int initialized; @@ -576,7 +576,7 @@ debug_input(struct file *file, const char __user *user_buf, size_t length, int rc = 0; file_private_info_t *p_info; - down(&debug_lock); + mutex_lock(&debug_mutex); p_info = ((file_private_info_t *) file->private_data); if (p_info->view->input_proc) rc = p_info->view->input_proc(p_info->debug_info_org, @@ -584,7 +584,7 @@ debug_input(struct file *file, const char __user *user_buf, size_t length, length, offset); else rc = -EPERM; - up(&debug_lock); + mutex_unlock(&debug_mutex); return rc; /* number of input characters */ } @@ -602,7 +602,7 @@ debug_open(struct inode *inode, struct file *file) file_private_info_t *p_info; debug_info_t *debug_info, *debug_info_snapshot; - down(&debug_lock); + mutex_lock(&debug_mutex); debug_info = file->f_path.dentry->d_inode->i_private; /* find debug view */ for (i = 0; i < DEBUG_MAX_VIEWS; i++) { @@ -653,7 +653,7 @@ found: file->private_data = p_info; debug_info_get(debug_info); out: - up(&debug_lock); + mutex_unlock(&debug_mutex); return rc; } @@ -688,7 +688,7 @@ debug_register (char *name, int pages_per_area, int nr_areas, int buf_size) if (!initialized) BUG(); - down(&debug_lock); + mutex_lock(&debug_mutex); /* create new debug_info */ @@ -702,7 +702,7 @@ out: if (!rc){ printk(KERN_ERR "debug: debug_register failed for %s\n",name); } - up(&debug_lock); + mutex_unlock(&debug_mutex); return rc; } @@ -716,9 +716,9 @@ debug_unregister(debug_info_t * id) { if (!id) goto out; - down(&debug_lock); + mutex_lock(&debug_mutex); debug_info_put(id); - up(&debug_lock); + mutex_unlock(&debug_mutex); out: return; @@ -1054,11 +1054,11 @@ __init debug_init(void) int rc = 0; s390dbf_sysctl_header = register_sysctl_table(s390dbf_dir_table); - down(&debug_lock); + mutex_lock(&debug_mutex); debug_debugfs_root_entry = debugfs_create_dir(DEBUG_DIR_ROOT,NULL); printk(KERN_INFO "debug: Initialization complete\n"); initialized = 1; - up(&debug_lock); + mutex_unlock(&debug_mutex); return rc; } diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c index 6bfb0889eb1..51d6309e7f3 100644 --- a/arch/s390/kernel/setup.c +++ b/arch/s390/kernel/setup.c @@ -102,7 +102,7 @@ static struct resource data_resource = { /* * cpu_init() initializes state that is per-CPU. */ -void __devinit cpu_init (void) +void __cpuinit cpu_init(void) { int addr = hard_smp_processor_id(); @@ -915,7 +915,7 @@ setup_arch(char **cmdline_p) setup_zfcpdump(console_devno); } -void print_cpu_info(struct cpuinfo_S390 *cpuinfo) +void __cpuinit print_cpu_info(struct cpuinfo_S390 *cpuinfo) { printk("cpu %d " #ifdef CONFIG_SMP diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c index 09f028a3266..8ff2feaf9b0 100644 --- a/arch/s390/kernel/smp.c +++ b/arch/s390/kernel/smp.c @@ -492,7 +492,7 @@ static unsigned int __init smp_count_cpus(void) /* * Activate a secondary processor. */ -int __devinit start_secondary(void *cpuvoid) +int __cpuinit start_secondary(void *cpuvoid) { /* Setup the cpu */ cpu_init(); @@ -741,7 +741,7 @@ void __init smp_prepare_cpus(unsigned int max_cpus) smp_create_idle(cpu); } -void __devinit smp_prepare_boot_cpu(void) +void __init smp_prepare_boot_cpu(void) { BUG_ON(smp_processor_id() != 0); @@ -750,7 +750,7 @@ void __devinit smp_prepare_boot_cpu(void) current_set[0] = current; } -void smp_cpus_done(unsigned int max_cpus) +void __init smp_cpus_done(unsigned int max_cpus) { cpu_present_map = cpu_possible_map; } diff --git a/arch/sh/Makefile b/arch/sh/Makefile index 7b112241705..883b03b040c 100644 --- a/arch/sh/Makefile +++ b/arch/sh/Makefile @@ -39,7 +39,7 @@ cflags-$(CONFIG_CPU_SH2A) := -m2a $(call cc-option,-m2a-nofpu,) cflags-$(CONFIG_CPU_SH3) := -m3 cflags-$(CONFIG_CPU_SH4) := -m4 \ $(call cc-option,-mno-implicit-fp,-m4-nofpu) -cflags-$(CONFIG_CPU_SH4A) := -m4a $(call cc-option,-m4a-nofpu,) +cflags-$(CONFIG_CPU_SH4A) := $(call cc-option,-m4a,) $(call cc-option,-m4a-nofpu,) cflags-$(CONFIG_CPU_BIG_ENDIAN) += -mb cflags-$(CONFIG_CPU_LITTLE_ENDIAN) += -ml diff --git a/arch/sh/boards/landisk/gio.c b/arch/sh/boards/landisk/gio.c index 50d38be62f0..a37643d002b 100644 --- a/arch/sh/boards/landisk/gio.c +++ b/arch/sh/boards/landisk/gio.c @@ -69,7 +69,7 @@ static int gio_ioctl(struct inode *inode, struct file *filp, } switch (cmd) { - case GIODRV_IOCSGIOSETADDR: /* addres set */ + case GIODRV_IOCSGIOSETADDR: /* address set */ addr = data; break; diff --git a/arch/sh/boards/landisk/setup.c b/arch/sh/boards/landisk/setup.c index 4058b4f50d4..f953c742776 100644 --- a/arch/sh/boards/landisk/setup.c +++ b/arch/sh/boards/landisk/setup.c @@ -44,8 +44,14 @@ static struct platform_device cf_ide_device = { }, }; +static struct platform_device rtc_device = { + .name = "rs5c313", + .id = -1, +}; + static struct platform_device *landisk_devices[] __initdata = { &cf_ide_device, + &rtc_device, }; static int __init landisk_devices_setup(void) diff --git a/arch/sh/boards/renesas/r7780rp/Makefile b/arch/sh/boards/renesas/r7780rp/Makefile index 609e5d50dde..b1d20afb4eb 100644 --- a/arch/sh/boards/renesas/r7780rp/Makefile +++ b/arch/sh/boards/renesas/r7780rp/Makefile @@ -3,5 +3,8 @@ # irqinit-y := irq-r7780rp.o irqinit-$(CONFIG_SH_R7785RP) := irq-r7785rp.o +obj-y := setup.o irq.o $(irqinit-y) + +ifneq ($(CONFIG_SH_R7785RP),y) obj-$(CONFIG_PUSH_SWITCH) += psw.o -obj-y := setup.o irq.o $(irqinit-y) +endif diff --git a/arch/sh/boards/se/73180/setup.c b/arch/sh/boards/se/73180/setup.c index 911ce1cdbd7..e143017c897 100644 --- a/arch/sh/boards/se/73180/setup.c +++ b/arch/sh/boards/se/73180/setup.c @@ -38,8 +38,8 @@ static struct platform_device *se73180_devices[] __initdata = { static int __init se73180_devices_setup(void) { - return platform_add_devices(sh7343se_platform_devices, - ARRAY_SIZE(sh7343se_platform_devices)); + return platform_add_devices(se73180_devices, + ARRAY_SIZE(se73180_devices)); } __initcall(se73180_devices_setup); diff --git a/arch/sh/boards/snapgear/rtc.c b/arch/sh/boards/snapgear/rtc.c index 1659fdd6695..edb3dd936cb 100644 --- a/arch/sh/boards/snapgear/rtc.c +++ b/arch/sh/boards/snapgear/rtc.c @@ -108,7 +108,7 @@ static void ds1302_writebyte(unsigned int addr, unsigned int val) static void ds1302_reset(void) { unsigned long flags; - /* Hardware dependant reset/init */ + /* Hardware dependent reset/init */ local_irq_save(flags); set_dirp(get_dirp() | RTC_RESET | RTC_IODATA | RTC_SCLK); set_dp(get_dp() & ~(RTC_RESET | RTC_IODATA | RTC_SCLK)); diff --git a/arch/sh/boards/superh/microdev/io.c b/arch/sh/boards/superh/microdev/io.c index 83419bf4c83..b704e20d7e4 100644 --- a/arch/sh/boards/superh/microdev/io.c +++ b/arch/sh/boards/superh/microdev/io.c @@ -198,12 +198,12 @@ void microdev_outb(unsigned char b, unsigned long port) /* * There is a board feature with the current SH4-202 MicroDev in * that the 2 byte enables (nBE0 and nBE1) are tied together (and - * to the Chip Select Line (Ethernet_CS)). Due to this conectivity, + * to the Chip Select Line (Ethernet_CS)). Due to this connectivity, * it is not possible to safely perform 8-bit writes to the * Ethernet registers, as 16-bits will be consumed from the Data * lines (corrupting the other byte). Hence, this function is - * written to impliment 16-bit read/modify/write for all byte-wide - * acceses. + * written to implement 16-bit read/modify/write for all byte-wide + * accesses. * * Note: there is no problem with byte READS (even or odd). * diff --git a/arch/sh/boards/superh/microdev/irq.c b/arch/sh/boards/superh/microdev/irq.c index 8c64baa3036..4d335077a3f 100644 --- a/arch/sh/boards/superh/microdev/irq.c +++ b/arch/sh/boards/superh/microdev/irq.c @@ -11,6 +11,7 @@ #include <linux/init.h> #include <linux/irq.h> +#include <linux/interrupt.h> #include <asm/system.h> #include <asm/io.h> #include <asm/microdev.h> @@ -100,7 +101,7 @@ static void disable_microdev_irq(unsigned int irq) fpgaIrq = fpgaIrqTable[irq].fpgaIrq; - /* disable interupts on the FPGA INTC register */ + /* disable interrupts on the FPGA INTC register */ ctrl_outl(MICRODEV_FPGA_INTC_MASK(fpgaIrq), MICRODEV_FPGA_INTDSB_REG); } @@ -125,7 +126,7 @@ static void enable_microdev_irq(unsigned int irq) priorities |= MICRODEV_FPGA_INTPRI_LEVEL(fpgaIrq, pri); ctrl_outl(priorities, priorityReg); - /* enable interupts on the FPGA INTC register */ + /* enable interrupts on the FPGA INTC register */ ctrl_outl(MICRODEV_FPGA_INTC_MASK(fpgaIrq), MICRODEV_FPGA_INTENB_REG); } @@ -152,7 +153,7 @@ extern void __init init_microdev_irq(void) { int i; - /* disable interupts on the FPGA INTC register */ + /* disable interrupts on the FPGA INTC register */ ctrl_outl(~0ul, MICRODEV_FPGA_INTDSB_REG); for (i = 0; i < NUM_EXTERNAL_IRQS; i++) diff --git a/arch/sh/boards/superh/microdev/setup.c b/arch/sh/boards/superh/microdev/setup.c index 031c814e6e7..6396cea1c89 100644 --- a/arch/sh/boards/superh/microdev/setup.c +++ b/arch/sh/boards/superh/microdev/setup.c @@ -349,7 +349,7 @@ static int __init smsc_superio_setup(void) SMSC_WRITE_INDEXED(0x00, 0xc7); /* GP47 = nIOWOP */ SMSC_WRITE_INDEXED(0x08, 0xe8); /* GP20 = nIDE2_OE */ - /* Exit the configuraton state */ + /* Exit the configuration state */ outb(SMSC_EXIT_CONFIG_KEY, SMSC_CONFIG_PORT_ADDR); return 0; diff --git a/arch/sh/boards/unknown/setup.c b/arch/sh/boards/unknown/setup.c index 1c941370a2e..bee4612de59 100644 --- a/arch/sh/boards/unknown/setup.c +++ b/arch/sh/boards/unknown/setup.c @@ -6,7 +6,7 @@ * May be copied or modified under the terms of the GNU General Public * License. See linux/COPYING for more information. * - * Setup code for an unknown machine (internal peripherials only) + * Setup code for an unknown machine (internal peripherals only) * * This is the simplest of all boards, and serves only as a quick and dirty * method to start debugging a new board during bring-up until proper board diff --git a/arch/sh/cchips/voyagergx/irq.c b/arch/sh/cchips/voyagergx/irq.c index 70f12907647..d70e5c8461b 100644 --- a/arch/sh/cchips/voyagergx/irq.c +++ b/arch/sh/cchips/voyagergx/irq.c @@ -28,7 +28,7 @@ static void disable_voyagergx_irq(unsigned int irq) unsigned long val; unsigned long mask = 1 << (irq - VOYAGER_IRQ_BASE); - pr_debug("disable_voyagergx_irq(%d): mask=%x\n", irq, mask); + pr_debug("disable_voyagergx_irq(%d): mask=%lx\n", irq, mask); val = readl((void __iomem *)VOYAGER_INT_MASK); val &= ~mask; writel(val, (void __iomem *)VOYAGER_INT_MASK); @@ -39,7 +39,7 @@ static void enable_voyagergx_irq(unsigned int irq) unsigned long val; unsigned long mask = 1 << (irq - VOYAGER_IRQ_BASE); - pr_debug("disable_voyagergx_irq(%d): mask=%x\n", irq, mask); + pr_debug("disable_voyagergx_irq(%d): mask=%lx\n", irq, mask); val = readl((void __iomem *)VOYAGER_INT_MASK); val |= mask; writel(val, (void __iomem *)VOYAGER_INT_MASK); @@ -125,11 +125,12 @@ int voyagergx_irq_demux(int irq) i = 17; else printk("Unexpected IRQ irq = %d status = 0x%08lx\n", irq, val); - pr_debug("voyagergx_irq_demux %d \n", i); - if (i < VOYAGER_IRQ_NUM) { + pr_debug("voyagergx_irq_demux %ld \n", i); + if (i < VOYAGER_IRQ_NUM) { irq = VOYAGER_IRQ_BASE + i; - if (voyagergx_demux[i].func != 0) - irq = voyagergx_demux[i].func(irq, voyagergx_demux[i].dev); + if (voyagergx_demux[i].func != 0) + irq = voyagergx_demux[i].func(irq, + voyagergx_demux[i].dev); } } return irq; diff --git a/arch/sh/drivers/dma/dma-api.c b/arch/sh/drivers/dma/dma-api.c index e062067edd2..cf8e1199433 100644 --- a/arch/sh/drivers/dma/dma-api.c +++ b/arch/sh/drivers/dma/dma-api.c @@ -16,6 +16,7 @@ #include <linux/list.h> #include <linux/platform_device.h> #include <linux/mm.h> +#include <linux/sched.h> #include <asm/dma.h> DEFINE_SPINLOCK(dma_spin_lock); @@ -115,7 +116,7 @@ static int search_cap(const char **haystack, const char *needle) /** * request_dma_bycap - Allocate a DMA channel based on its capabilities * @dmac: List of DMA controllers to search - * @caps: List of capabilites + * @caps: List of capabilities * * Search all channels of all DMA controllers to find a channel which * matches the requested capabilities. The result is the channel diff --git a/arch/sh/drivers/dma/dma-isa.c b/arch/sh/drivers/dma/dma-isa.c index 05a74ffdb68..5fb044b791c 100644 --- a/arch/sh/drivers/dma/dma-isa.c +++ b/arch/sh/drivers/dma/dma-isa.c @@ -28,7 +28,7 @@ * NOTE: ops->xfer() is the preferred way of doing things. However, there * are some users of the ISA DMA API that exist in common code that we * don't necessarily want to go out of our way to break, so we still - * allow for some compatability at that level. Any new code is strongly + * allow for some compatibility at that level. Any new code is strongly * advised to run far away from the ISA DMA API and use the SH DMA API * directly. */ diff --git a/arch/sh/drivers/dma/dmabrg.c b/arch/sh/drivers/dma/dmabrg.c index 9d0a29370f2..5e22689c2fc 100644 --- a/arch/sh/drivers/dma/dmabrg.c +++ b/arch/sh/drivers/dma/dmabrg.c @@ -33,7 +33,7 @@ * 9 | HAC1/SSI1 | rec | half done | DMABRGI2 * * all can be enabled/disabled in the DMABRGCR register, - * as well as checked if they occured. + * as well as checked if they occurred. * * DMABRGI0 services USB DMA Address errors, but it still must be * enabled/acked in the DMABRGCR register. USB-DMA complete indicator diff --git a/arch/sh/drivers/pci/ops-dreamcast.c b/arch/sh/drivers/pci/ops-dreamcast.c index 381306cf542..e1284fc6936 100644 --- a/arch/sh/drivers/pci/ops-dreamcast.c +++ b/arch/sh/drivers/pci/ops-dreamcast.c @@ -57,7 +57,7 @@ struct pci_channel board_pci_channels[] = { * * Also, we could very easily support both Type 0 and Type 1 configurations * here, but since it doesn't seem that there is any such implementation in - * existance, we don't bother. + * existence, we don't bother. * * I suppose if someone actually gets around to ripping the chip out of * the BBA and hanging some more devices off of it, then this might be diff --git a/arch/sh/drivers/pci/pci-st40.c b/arch/sh/drivers/pci/pci-st40.c index d67656a44b1..543417ff831 100644 --- a/arch/sh/drivers/pci/pci-st40.c +++ b/arch/sh/drivers/pci/pci-st40.c @@ -292,7 +292,7 @@ int __init st40pci_init(unsigned memStart, unsigned memSize) PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER | PCI_COMMAND_IO); - /* Accesse to the 0xb0000000 -> 0xb6000000 area will go through to 0x10000000 -> 0x16000000 + /* Access to the 0xb0000000 -> 0xb6000000 area will go through to 0x10000000 -> 0x16000000 * on the PCI bus. This allows a nice 1-1 bus to phys mapping. */ @@ -315,7 +315,7 @@ int __init st40pci_init(unsigned memStart, unsigned memSize) ST40PCI_WRITE(CSR_MBAR0, 0); ST40PCI_WRITE(LSR0, 0x0fff0001); - /* ... and set up the initial incomming window to expose all of RAM */ + /* ... and set up the initial incoming window to expose all of RAM */ pci_set_rbar_region(7, memStart, memStart, memSize); /* Maximise timeout values */ @@ -473,7 +473,7 @@ static void pci_set_rbar_region(unsigned int region, unsigned long localAddr mask = r2p2(regionSize) - 0x10000; - /* Diable the region (in case currently in use, should never happen) */ + /* Disable the region (in case currently in use, should never happen) */ ST40PCI_WRITE_INDEXED(RSR, region, 0); /* Start of local address space to publish */ diff --git a/arch/sh/drivers/pci/pci-st40.h b/arch/sh/drivers/pci/pci-st40.h index d729e0c2d5f..cf0d35bd135 100644 --- a/arch/sh/drivers/pci/pci-st40.h +++ b/arch/sh/drivers/pci/pci-st40.h @@ -4,7 +4,7 @@ * May be copied or modified under the terms of the GNU General Public * License. See linux/COPYING for more information. * - * Defintions for the ST40 PCI hardware. + * Definitions for the ST40 PCI hardware. */ #ifndef __PCI_ST40_H__ diff --git a/arch/sh/drivers/superhyway/ops-sh4-202.c b/arch/sh/drivers/superhyway/ops-sh4-202.c index a55c98a9052..3b14bf860db 100644 --- a/arch/sh/drivers/superhyway/ops-sh4-202.c +++ b/arch/sh/drivers/superhyway/ops-sh4-202.c @@ -130,7 +130,7 @@ static int sh4202_read_vcr(unsigned long base, struct superhyway_vcr_info *vcr) * Some modules (PBR and ePBR for instance) also appear to have * VCRL/VCRH flipped in the documentation, but on the SH4-202 * itself it appears that these are all consistently mapped with - * VCRH preceeding VCRL. + * VCRH preceding VCRL. * * Do not trust the documentation, for it is evil. */ diff --git a/arch/sh/kernel/cf-enabler.c b/arch/sh/kernel/cf-enabler.c index 0758d48147a..ebc73b85094 100644 --- a/arch/sh/kernel/cf-enabler.c +++ b/arch/sh/kernel/cf-enabler.c @@ -12,6 +12,7 @@ #include <linux/init.h> #include <linux/mm.h> #include <linux/vmalloc.h> +#include <linux/interrupt.h> #include <asm/io.h> #include <asm/irq.h> @@ -31,7 +32,7 @@ */ #if defined(CONFIG_CPU_SH4) /* SH4 can't access PCMCIA interface through P2 area. - * we must remap it with appropreate attribute bit of the page set. + * we must remap it with appropriate attribute bit of the page set. * this part is based on Greg Banks' hd64465_ss.c implementation - Masahiro Abe */ #if defined(CONFIG_CF_AREA6) @@ -149,6 +150,11 @@ static int __init cf_init_se(void) ctrl_outb(0x42, PA_MRSHPC_MW2 + 0x200); return 0; } +#else +static int __init cf_init_se(void) +{ + return -1; +} #endif int __init cf_init(void) diff --git a/arch/sh/kernel/cpu/clock.c b/arch/sh/kernel/cpu/clock.c index 014f318f5a0..63251549e9a 100644 --- a/arch/sh/kernel/cpu/clock.c +++ b/arch/sh/kernel/cpu/clock.c @@ -278,6 +278,11 @@ arch_init_clk_ops(struct clk_ops **ops, int type) { } +void __init __attribute__ ((weak)) +arch_clk_init(void) +{ +} + static int show_clocks(char *buf, char **start, off_t off, int len, int *eof, void *data) { @@ -314,6 +319,8 @@ int __init clk_init(void) ret |= clk_register(clk); } + arch_clk_init(); + /* Kick the child clocks.. */ propagate_rate(&master_clk); propagate_rate(&bus_clk); diff --git a/arch/sh/kernel/cpu/irq/maskreg.c b/arch/sh/kernel/cpu/irq/maskreg.c index 492db31b3ca..978992e367a 100644 --- a/arch/sh/kernel/cpu/irq/maskreg.c +++ b/arch/sh/kernel/cpu/irq/maskreg.c @@ -38,7 +38,7 @@ static struct hw_interrupt_type maskreg_irq_type = { .end = end_maskreg_irq }; -/* actual implementatin */ +/* actual implementation */ static unsigned int startup_maskreg_irq(unsigned int irq) { enable_maskreg_irq(irq); diff --git a/arch/sh/kernel/cpu/sh3/entry.S b/arch/sh/kernel/cpu/sh3/entry.S index 832c0b4a1e6..b0b59d4a33c 100644 --- a/arch/sh/kernel/cpu/sh3/entry.S +++ b/arch/sh/kernel/cpu/sh3/entry.S @@ -320,6 +320,9 @@ skip_restore: .align 2 5: .long 0x00001000 ! DSP +#ifdef CONFIG_KGDB_NMI +6: .long in_nmi +#endif 7: .long 0x30000000 ! common exception handler diff --git a/arch/sh/kernel/cpu/sh4/clock-sh4-202.c b/arch/sh/kernel/cpu/sh4/clock-sh4-202.c index fcb2c41bc34..a33429463e9 100644 --- a/arch/sh/kernel/cpu/sh4/clock-sh4-202.c +++ b/arch/sh/kernel/cpu/sh4/clock-sh4-202.c @@ -111,7 +111,7 @@ static int shoc_clk_verify_rate(struct clk *clk, unsigned long rate) return 0; } -static int shoc_clk_set_rate(struct clk *clk, unsigned long rate) +static int shoc_clk_set_rate(struct clk *clk, unsigned long rate, int algo_id) { unsigned long frqcr3; unsigned int tmp; diff --git a/arch/sh/kernel/cpu/sh4/fpu.c b/arch/sh/kernel/cpu/sh4/fpu.c index d61dd599169..c5a4fc77fa0 100644 --- a/arch/sh/kernel/cpu/sh4/fpu.c +++ b/arch/sh/kernel/cpu/sh4/fpu.c @@ -138,7 +138,7 @@ restore_fpu(struct task_struct *tsk) /* * Load the FPU with signalling NANS. This bit pattern we're using * has the property that no matter wether considered as single or as - * double precission represents signaling NANS. + * double precision represents signaling NANS. */ static void diff --git a/arch/sh/kernel/cpu/sh4/probe.c b/arch/sh/kernel/cpu/sh4/probe.c index 8cd04904c77..fab2eb07196 100644 --- a/arch/sh/kernel/cpu/sh4/probe.c +++ b/arch/sh/kernel/cpu/sh4/probe.c @@ -12,6 +12,7 @@ */ #include <linux/init.h> #include <linux/io.h> +#include <linux/smp.h> #include <asm/processor.h> #include <asm/cache.h> diff --git a/arch/sh/kernel/cpu/sh4/setup-sh7750.c b/arch/sh/kernel/cpu/sh4/setup-sh7750.c index 6f8f458912c..03b14cf78dd 100644 --- a/arch/sh/kernel/cpu/sh4/setup-sh7750.c +++ b/arch/sh/kernel/cpu/sh4/setup-sh7750.c @@ -106,6 +106,7 @@ static struct ipr_data sh7750_ipr_map[] = { { 38, 2, 8, 7 }, /* DMAC DMAE */ }; +#ifdef CONFIG_CPU_SUBTYPE_SH7751 static struct ipr_data sh7751_ipr_map[] = { { 44, 2, 8, 7 }, /* DMAC DMTE4 */ { 45, 2, 8, 7 }, /* DMAC DMTE5 */ @@ -117,6 +118,7 @@ static struct ipr_data sh7751_ipr_map[] = { /*{ 72, INTPRI00, 8, ? },*/ /* TMU3 TUNI */ /*{ 76, INTPRI00, 12, ? },*/ /* TMU4 TUNI */ }; +#endif static unsigned long ipr_offsets[] = { 0xffd00004UL, /* 0: IPRA */ diff --git a/arch/sh/kernel/cpu/sh4a/clock-sh7722.c b/arch/sh/kernel/cpu/sh4a/clock-sh7722.c index 29090035bc5..51b386d454d 100644 --- a/arch/sh/kernel/cpu/sh4a/clock-sh7722.c +++ b/arch/sh/kernel/cpu/sh4a/clock-sh7722.c @@ -17,7 +17,6 @@ #include <asm/clock.h> #include <asm/freq.h> -#define SH7722_PLL_FREQ (32000000/8) #define N (-1) #define NM (-2) #define ROUND_NEAREST 0 @@ -141,28 +140,36 @@ static void adjust_clocks(int originate, int *l, unsigned long v[], */ static int divisors2[] = { 2, 3, 4, 5, 6, 8, 10, 12, 16, 20, 24, 32, 40 }; +static void master_clk_recalc(struct clk *clk) +{ + unsigned frqcr = ctrl_inl(FRQCR); + + clk->rate = CONFIG_SH_PCLK_FREQ * (((frqcr >> 24) & 0x1f) + 1); +} + static void master_clk_init(struct clk *clk) { - clk_set_rate(clk, clk_get_rate(clk)); + clk->parent = NULL; + clk->flags |= CLK_RATE_PROPAGATES; + clk->rate = CONFIG_SH_PCLK_FREQ; + master_clk_recalc(clk); } -static void master_clk_recalc(struct clk *clk) + +static void module_clk_recalc(struct clk *clk) { unsigned long frqcr = ctrl_inl(FRQCR); - clk->rate = CONFIG_SH_PCLK_FREQ * (1 + (frqcr >> 24 & 0xF)); + clk->rate = clk->parent->rate / (((frqcr >> 24) & 0x1f) + 1); } static int master_clk_setrate(struct clk *clk, unsigned long rate, int id) { - int div = rate / SH7722_PLL_FREQ; + int div = rate / clk->rate; int master_divs[] = { 2, 3, 4, 6, 8, 16 }; int index; unsigned long frqcr; - if (rate < SH7722_PLL_FREQ * 2) - return -EINVAL; - for (index = 1; index < ARRAY_SIZE(master_divs); index++) if (div >= master_divs[index - 1] && div < master_divs[index]) break; @@ -185,6 +192,10 @@ static struct clk_ops sh7722_master_clk_ops = { .set_rate = master_clk_setrate, }; +static struct clk_ops sh7722_module_clk_ops = { + .recalc = module_clk_recalc, +}; + struct frqcr_context { unsigned mask; unsigned shift; @@ -489,7 +500,7 @@ static void sh7722_siu_recalc(struct clk *clk) if (siu < 0) return /* siu */ ; - BUG_ON(siu > 1); + BUG_ON(siu > 2); r = ctrl_inl(sh7722_siu_regs[siu]); clk->rate = clk->parent->rate * 2 / divisors2[r & 0xF]; } @@ -571,7 +582,7 @@ static struct clk *sh7722_clocks[] = { */ struct clk_ops *onchip_ops[] = { &sh7722_master_clk_ops, - &sh7722_frqcr_clk_ops, + &sh7722_module_clk_ops, &sh7722_frqcr_clk_ops, &sh7722_frqcr_clk_ops, }; @@ -583,7 +594,7 @@ arch_init_clk_ops(struct clk_ops **ops, int type) *ops = onchip_ops[type]; } -int __init sh7722_clock_init(void) +int __init arch_clk_init(void) { struct clk *master; int i; @@ -597,4 +608,3 @@ int __init sh7722_clock_init(void) clk_put(master); return 0; } -arch_initcall(sh7722_clock_init); diff --git a/arch/sh/kernel/kgdb_stub.c b/arch/sh/kernel/kgdb_stub.c index a5323364cbc..edd1ec214e6 100644 --- a/arch/sh/kernel/kgdb_stub.c +++ b/arch/sh/kernel/kgdb_stub.c @@ -2,7 +2,7 @@ * May be copied or modified under the terms of the GNU General Public * License. See linux/COPYING for more information. * - * Containes extracts from code by Glenn Engel, Jim Kingdon, + * Contains extracts from code by Glenn Engel, Jim Kingdon, * David Grothe <dave@gcom.com>, Tigran Aivazian <tigran@sco.com>, * Amit S. Kale <akale@veritas.com>, William Gatliff <bgat@open-widgets.com>, * Ben Lee, Steve Chamberlain and Benoit Miller <fulg@iname.com>. @@ -85,7 +85,7 @@ * * Responses can be run-length encoded to save space. A '*' means that * the next character is an ASCII encoding giving a repeat count which - * stands for that many repititions of the character preceding the '*'. + * stands for that many repetitions of the character preceding the '*'. * The encoding is n+29, yielding a printable character where n >=3 * (which is where RLE starts to win). Don't use an n > 126. * diff --git a/arch/sh/kernel/process.c b/arch/sh/kernel/process.c index 6b4f5748d0b..a11e2aa73cb 100644 --- a/arch/sh/kernel/process.c +++ b/arch/sh/kernel/process.c @@ -26,8 +26,6 @@ static int hlt_counter; int ubc_usercnt = 0; -#define HARD_IDLE_TIMEOUT (HZ / 3) - void (*pm_idle)(void); void (*pm_power_off)(void); EXPORT_SYMBOL(pm_power_off); @@ -44,16 +42,39 @@ void enable_hlt(void) } EXPORT_SYMBOL(enable_hlt); +static int __init nohlt_setup(char *__unused) +{ + hlt_counter = 1; + return 1; +} +__setup("nohlt", nohlt_setup); + +static int __init hlt_setup(char *__unused) +{ + hlt_counter = 0; + return 1; +} +__setup("hlt", hlt_setup); + void default_idle(void) { - if (!hlt_counter) - cpu_sleep(); - else - cpu_relax(); + if (!hlt_counter) { + clear_thread_flag(TIF_POLLING_NRFLAG); + smp_mb__after_clear_bit(); + set_bl_bit(); + while (!need_resched()) + cpu_sleep(); + clear_bl_bit(); + set_thread_flag(TIF_POLLING_NRFLAG); + } else + while (!need_resched()) + cpu_relax(); } void cpu_idle(void) { + set_thread_flag(TIF_POLLING_NRFLAG); + /* endless idle loop with no priority at all */ while (1) { void (*idle)(void) = pm_idle; diff --git a/arch/sh/kernel/smp.c b/arch/sh/kernel/smp.c index dbebaddcfe3..283e1425ced 100644 --- a/arch/sh/kernel/smp.c +++ b/arch/sh/kernel/smp.c @@ -10,6 +10,8 @@ * Free Software Foundation; either version 2 of the License, or (at your * option) any later version. */ + +#include <linux/err.h> #include <linux/cache.h> #include <linux/cpumask.h> #include <linux/delay.h> diff --git a/arch/sh/kernel/syscalls.S b/arch/sh/kernel/syscalls.S index 4357d1a6358..7db1c2dc599 100644 --- a/arch/sh/kernel/syscalls.S +++ b/arch/sh/kernel/syscalls.S @@ -355,3 +355,6 @@ ENTRY(sys_call_table) .long sys_getcpu .long sys_epoll_pwait .long sys_utimensat /* 320 */ + .long sys_signalfd + .long sys_timerfd + .long sys_eventfd diff --git a/arch/sh/kernel/timers/timer.c b/arch/sh/kernel/timers/timer.c index a6bcc913d25..4e7e747d1b6 100644 --- a/arch/sh/kernel/timers/timer.c +++ b/arch/sh/kernel/timers/timer.c @@ -13,7 +13,7 @@ #include <linux/string.h> #include <asm/timer.h> -static struct sys_timer *sys_timers[] __initdata = { +static struct sys_timer *sys_timers[] = { #ifdef CONFIG_SH_TMU &tmu_timer, #endif @@ -26,7 +26,7 @@ static struct sys_timer *sys_timers[] __initdata = { NULL, }; -static char timer_override[10] __initdata; +static char timer_override[10]; static int __init timer_setup(char *str) { if (str) @@ -53,4 +53,3 @@ struct sys_timer *get_sys_timer(void) return NULL; } - diff --git a/arch/sh/kernel/traps.c b/arch/sh/kernel/traps.c index 3a197649cd8..5b75cb6f8f9 100644 --- a/arch/sh/kernel/traps.c +++ b/arch/sh/kernel/traps.c @@ -21,6 +21,7 @@ #include <linux/bug.h> #include <linux/debug_locks.h> #include <linux/kdebug.h> +#include <linux/kexec.h> #include <linux/limits.h> #include <asm/system.h> #include <asm/uaccess.h> @@ -101,6 +102,16 @@ void die(const char * str, struct pt_regs * regs, long err) bust_spinlocks(0); spin_unlock_irq(&die_lock); + + if (kexec_should_crash(current)) + crash_kexec(regs); + + if (in_interrupt()) + panic("Fatal exception in interrupt"); + + if (panic_on_oops) + panic("Fatal exception"); + do_exit(SIGSEGV); } @@ -513,7 +524,7 @@ static int handle_unaligned_access(u16 instruction, struct pt_regs *regs) * misaligned data access * access to >= 0x80000000 is user mode * Unfortuntaly we can't distinguish between instruction address error - * and data address errors caused by read acceses. + * and data address errors caused by read accesses. */ asmlinkage void do_address_error(struct pt_regs *regs, unsigned long writeaccess, diff --git a/arch/sh/kernel/vsyscall/vsyscall.c b/arch/sh/kernel/vsyscall/vsyscall.c index e146bafcd14..2aa9438361b 100644 --- a/arch/sh/kernel/vsyscall/vsyscall.c +++ b/arch/sh/kernel/vsyscall/vsyscall.c @@ -17,6 +17,7 @@ #include <linux/gfp.h> #include <linux/module.h> #include <linux/elf.h> +#include <linux/sched.h> /* * Should the kernel map a VDSO page into processes and pass its diff --git a/arch/sh/math-emu/math.c b/arch/sh/math-emu/math.c index 1efbac15ff4..a38e1eed9e7 100644 --- a/arch/sh/math-emu/math.c +++ b/arch/sh/math-emu/math.c @@ -148,7 +148,7 @@ fmac(struct sh_fpu_soft_struct *fregs, struct pt_regs *regs, int m, int n) return 0; } -// to process fmov's extention (odd n for DR access XD). +// to process fmov's extension (odd n for DR access XD). #define FMOV_EXT(x) if(x&1) x+=16-1 static int diff --git a/arch/sh/mm/copy_page.S b/arch/sh/mm/copy_page.S index 397c94c9731..ae039f2da16 100644 --- a/arch/sh/mm/copy_page.S +++ b/arch/sh/mm/copy_page.S @@ -129,6 +129,7 @@ ENTRY(__copy_user_page) rts nop #endif + .align 2 .Lpsz: .long PAGE_SIZE /* * __kernel_size_t __copy_user(void *to, const void *from, __kernel_size_t n); diff --git a/arch/sh/mm/fault.c b/arch/sh/mm/fault.c index 9207da67ff8..c878faa4ae4 100644 --- a/arch/sh/mm/fault.c +++ b/arch/sh/mm/fault.c @@ -15,43 +15,11 @@ #include <linux/mm.h> #include <linux/hardirq.h> #include <linux/kprobes.h> -#include <linux/kdebug.h> #include <asm/system.h> #include <asm/mmu_context.h> #include <asm/tlbflush.h> #include <asm/kgdb.h> -#ifdef CONFIG_KPROBES -ATOMIC_NOTIFIER_HEAD(notify_page_fault_chain); - -/* Hook to register for page fault notifications */ -int register_page_fault_notifier(struct notifier_block *nb) -{ - return atomic_notifier_chain_register(¬ify_page_fault_chain, nb); -} - -int unregister_page_fault_notifier(struct notifier_block *nb) -{ - return atomic_notifier_chain_unregister(¬ify_page_fault_chain, nb); -} - -static inline int notify_page_fault(enum die_val val, struct pt_regs *regs, - int trap, int sig) -{ - struct die_args args = { - .regs = regs, - .trapnr = trap, - }; - return atomic_notifier_call_chain(¬ify_page_fault_chain, val, &args); -} -#else -static inline int notify_page_fault(enum die_val val, struct pt_regs *regs, - int trap, int sig) -{ - return NOTIFY_DONE; -} -#endif - /* * This routine handles page faults. It determines the address, * and the problem, and then passes it off to one of the appropriate @@ -69,11 +37,6 @@ asmlinkage void __kprobes do_page_fault(struct pt_regs *regs, siginfo_t info; trace_hardirqs_on(); - - if (notify_page_fault(DIE_PAGE_FAULT, regs, - writeaccess, SIGSEGV) == NOTIFY_STOP) - return; - local_irq_enable(); #ifdef CONFIG_SH_KGDB @@ -285,7 +248,7 @@ asmlinkage int __kprobes __do_page_fault(struct pt_regs *regs, pte_t *pte; pte_t entry; struct mm_struct *mm = current->mm; - spinlock_t *ptl; + spinlock_t *ptl = NULL; int ret = 1; #ifdef CONFIG_SH_KGDB diff --git a/arch/sh/mm/init.c b/arch/sh/mm/init.c index 8fe223a890e..e0e644ff320 100644 --- a/arch/sh/mm/init.c +++ b/arch/sh/mm/init.c @@ -12,6 +12,7 @@ #include <linux/init.h> #include <linux/bootmem.h> #include <linux/proc_fs.h> +#include <linux/pagemap.h> #include <linux/percpu.h> #include <linux/io.h> #include <asm/mmu_context.h> @@ -112,7 +113,7 @@ static void set_pte_phys(unsigned long addr, unsigned long phys, pgprot_t prot) * As a performance optimization, other platforms preserve the fixmap mapping * across a context switch, we don't presently do this, but this could be done * in a similar fashion as to the wired TLB interface that sh64 uses (by way - * of the memorry mapped UTLB configuration) -- this unfortunately forces us to + * of the memory mapped UTLB configuration) -- this unfortunately forces us to * give up a TLB entry for each mapping we want to preserve. While this may be * viable for a small number of fixmaps, it's not particularly useful for * everything and needs to be carefully evaluated. (ie, we may want this for diff --git a/arch/sh/mm/ioremap.c b/arch/sh/mm/ioremap.c index be03d74e99c..0c7b7e33abd 100644 --- a/arch/sh/mm/ioremap.c +++ b/arch/sh/mm/ioremap.c @@ -22,6 +22,7 @@ #include <asm/addrspace.h> #include <asm/cacheflush.h> #include <asm/tlbflush.h> +#include <asm/mmu.h> /* * Remap an arbitrary physical address space into the kernel virtual diff --git a/arch/sh/mm/pmb.c b/arch/sh/mm/pmb.c index 02aae06527d..b6a5a338145 100644 --- a/arch/sh/mm/pmb.c +++ b/arch/sh/mm/pmb.c @@ -3,7 +3,7 @@ * * Privileged Space Mapping Buffer (PMB) Support. * - * Copyright (C) 2005, 2006 Paul Mundt + * Copyright (C) 2005, 2006, 2007 Paul Mundt * * P1/P2 Section mapping definitions from map32.h, which was: * @@ -68,6 +68,32 @@ static inline unsigned long mk_pmb_data(unsigned int entry) return mk_pmb_entry(entry) | PMB_DATA; } +static DEFINE_SPINLOCK(pmb_list_lock); +static struct pmb_entry *pmb_list; + +static inline void pmb_list_add(struct pmb_entry *pmbe) +{ + struct pmb_entry **p, *tmp; + + p = &pmb_list; + while ((tmp = *p) != NULL) + p = &tmp->next; + + pmbe->next = tmp; + *p = pmbe; +} + +static inline void pmb_list_del(struct pmb_entry *pmbe) +{ + struct pmb_entry **p, *tmp; + + for (p = &pmb_list; (tmp = *p); p = &tmp->next) + if (tmp == pmbe) { + *p = tmp->next; + return; + } +} + struct pmb_entry *pmb_alloc(unsigned long vpn, unsigned long ppn, unsigned long flags) { @@ -81,11 +107,19 @@ struct pmb_entry *pmb_alloc(unsigned long vpn, unsigned long ppn, pmbe->ppn = ppn; pmbe->flags = flags; + spin_lock_irq(&pmb_list_lock); + pmb_list_add(pmbe); + spin_unlock_irq(&pmb_list_lock); + return pmbe; } void pmb_free(struct pmb_entry *pmbe) { + spin_lock_irq(&pmb_list_lock); + pmb_list_del(pmbe); + spin_unlock_irq(&pmb_list_lock); + kmem_cache_free(pmb_cache, pmbe); } @@ -167,31 +201,6 @@ void clear_pmb_entry(struct pmb_entry *pmbe) clear_bit(entry, &pmb_map); } -static DEFINE_SPINLOCK(pmb_list_lock); -static struct pmb_entry *pmb_list; - -static inline void pmb_list_add(struct pmb_entry *pmbe) -{ - struct pmb_entry **p, *tmp; - - p = &pmb_list; - while ((tmp = *p) != NULL) - p = &tmp->next; - - pmbe->next = tmp; - *p = pmbe; -} - -static inline void pmb_list_del(struct pmb_entry *pmbe) -{ - struct pmb_entry **p, *tmp; - - for (p = &pmb_list; (tmp = *p); p = &tmp->next) - if (tmp == pmbe) { - *p = tmp->next; - return; - } -} static struct { unsigned long size; @@ -283,25 +292,14 @@ void pmb_unmap(unsigned long addr) } while (pmbe); } -static void pmb_cache_ctor(void *pmb, struct kmem_cache *cachep, unsigned long flags) +static void pmb_cache_ctor(void *pmb, struct kmem_cache *cachep, + unsigned long flags) { struct pmb_entry *pmbe = pmb; memset(pmb, 0, sizeof(struct pmb_entry)); - spin_lock_irq(&pmb_list_lock); - pmbe->entry = PMB_NO_ENTRY; - pmb_list_add(pmbe); - - spin_unlock_irq(&pmb_list_lock); -} - -static void pmb_cache_dtor(void *pmb, struct kmem_cache *cachep, unsigned long flags) -{ - spin_lock_irq(&pmb_list_lock); - pmb_list_del(pmb); - spin_unlock_irq(&pmb_list_lock); } static int __init pmb_init(void) @@ -312,8 +310,7 @@ static int __init pmb_init(void) BUG_ON(unlikely(nr_entries >= NR_PMB_ENTRIES)); pmb_cache = kmem_cache_create("pmb", sizeof(struct pmb_entry), 0, - SLAB_PANIC, pmb_cache_ctor, - pmb_cache_dtor); + SLAB_PANIC, pmb_cache_ctor, NULL); jump_to_P2(); diff --git a/arch/sh/tools/mach-types b/arch/sh/tools/mach-types index 554f801db67..fb40f188aff 100644 --- a/arch/sh/tools/mach-types +++ b/arch/sh/tools/mach-types @@ -7,8 +7,11 @@ # SE SH_SOLUTION_ENGINE 7751SE SH_7751_SOLUTION_ENGINE +7722SE SH_7722_SOLUTION_ENGINE 7300SE SH_7300_SOLUTION_ENGINE 7343SE SH_7343_SOLUTION_ENGINE +7206SE SH_7206_SOLUTION_ENGINE +7619SE SH_7619_SOLUTION_ENGINE 7780SE SH_7780_SOLUTION_ENGINE 73180SE SH_73180_SOLUTION_ENGINE 7751SYSTEMH SH_7751_SYSTEMH @@ -31,5 +34,3 @@ R7785RP SH_R7785RP TITAN SH_TITAN SHMIN SH_SHMIN 7710VOIPGW SH_7710VOIPGW -7206SE SH_7206_SOLUTION_ENGINE -7619SE SH_7619_SOLUTION_ENGINE diff --git a/arch/sh64/kernel/pci_sh5.c b/arch/sh64/kernel/pci_sh5.c index fb51660847c..3334f99b583 100644 --- a/arch/sh64/kernel/pci_sh5.c +++ b/arch/sh64/kernel/pci_sh5.c @@ -521,10 +521,10 @@ void __init pcibios_fixup_bus(struct pci_bus *bus) bus->resource[0]->start = PCIBIOS_MIN_IO; bus->resource[1]->start = PCIBIOS_MIN_MEM; #else - bus->resource[0]->end = 0 - bus->resource[1]->end = 0 - bus->resource[0]->start =0 - bus->resource[1]->start = 0; + bus->resource[0]->end = 0; + bus->resource[1]->end = 0; + bus->resource[0]->start =0; + bus->resource[1]->start = 0; #endif /* Turn off downstream PF memory address range by default */ bus->resource[2]->start = 1024*1024; diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig index bd992c0048f..fbcc00c6c06 100644 --- a/arch/sparc/Kconfig +++ b/arch/sparc/Kconfig @@ -178,6 +178,13 @@ config ARCH_HAS_ILOG2_U64 bool default n +config EMULATED_CMPXCHG + bool + default y + help + Sparc32 does not have a CAS instruction like sparc64. cmpxchg() + is emulated, and therefore it is not completely atomic. + config SUN_PM bool default y diff --git a/arch/sparc/kernel/time.c b/arch/sparc/kernel/time.c index f1401b57ccc..7b4612da74a 100644 --- a/arch/sparc/kernel/time.c +++ b/arch/sparc/kernel/time.c @@ -148,7 +148,7 @@ irqreturn_t timer_interrupt(int irq, void *dev_id) } /* Kick start a stopped clock (procedure from the Sun NVRAM/hostid FAQ). */ -static void __init kick_start_clock(void) +static void __devinit kick_start_clock(void) { struct mostek48t02 *regs = (struct mostek48t02 *)mstk48t02_regs; unsigned char sec; @@ -223,7 +223,7 @@ static __inline__ int has_low_battery(void) return (data1 == data2); /* Was the write blocked? */ } -static void __init mostek_set_system_time(void) +static void __devinit mostek_set_system_time(void) { unsigned int year, mon, day, hour, min, sec; struct mostek48t02 *mregs; diff --git a/arch/sparc/lib/atomic32.c b/arch/sparc/lib/atomic32.c index 559335f4917..cbddeb38ffd 100644 --- a/arch/sparc/lib/atomic32.c +++ b/arch/sparc/lib/atomic32.c @@ -2,6 +2,7 @@ * atomic32.c: 32-bit atomic_t implementation * * Copyright (C) 2004 Keith M Wesolowski + * Copyright (C) 2007 Kyle McMartin * * Based on asm-parisc/atomic.h Copyright (C) 2000 Philipp Rumpf */ @@ -117,3 +118,17 @@ unsigned long ___change_bit(unsigned long *addr, unsigned long mask) return old & mask; } EXPORT_SYMBOL(___change_bit); + +unsigned long __cmpxchg_u32(volatile u32 *ptr, u32 old, u32 new) +{ + unsigned long flags; + u32 prev; + + spin_lock_irqsave(ATOMIC_HASH(ptr), flags); + if ((prev = *ptr) == old) + *ptr = new; + spin_unlock_irqrestore(ATOMIC_HASH(ptr), flags); + + return (unsigned long)prev; +} +EXPORT_SYMBOL(__cmpxchg_u32); diff --git a/arch/sparc64/Kconfig b/arch/sparc64/Kconfig index 831781cab27..89a1b469b93 100644 --- a/arch/sparc64/Kconfig +++ b/arch/sparc64/Kconfig @@ -147,10 +147,10 @@ config SMP If you don't know what to do here, say N. config NR_CPUS - int "Maximum number of CPUs (2-64)" - range 2 64 + int "Maximum number of CPUs (2-1024)" + range 2 1024 depends on SMP - default "32" + default "64" source "drivers/cpufreq/Kconfig" @@ -396,6 +396,15 @@ config SCHED_SMT when dealing with UltraSPARC cpus at a cost of slightly increased overhead in some places. If unsure say N here. +config SCHED_MC + bool "Multi-core scheduler support" + depends on SMP + default y + help + Multi-core scheduler support improves the CPU scheduler's decision + making when dealing with multi-core CPU chips at a cost of slightly + increased overhead in some places. If unsure say N here. + source "kernel/Kconfig.preempt" config CMDLINE_BOOL diff --git a/arch/sparc64/kernel/Makefile b/arch/sparc64/kernel/Makefile index c749dccacc3..f964bf28d21 100644 --- a/arch/sparc64/kernel/Makefile +++ b/arch/sparc64/kernel/Makefile @@ -1,4 +1,4 @@ -# $Id: Makefile,v 1.70 2002/02/09 19:49:30 davem Exp $ +# # Makefile for the linux kernel. # @@ -8,11 +8,11 @@ EXTRA_CFLAGS := -Werror extra-y := head.o init_task.o vmlinux.lds obj-y := process.o setup.o cpu.o idprom.o \ - traps.o devices.o auxio.o una_asm.o \ + traps.o auxio.o una_asm.o sysfs.o \ irq.o ptrace.o time.o sys_sparc.o signal.o \ unaligned.o central.o pci.o starfire.o semaphore.o \ power.o sbus.o iommu_common.o sparc64_ksyms.o chmc.o \ - visemul.o prom.o of_device.o hvapi.o + visemul.o prom.o of_device.o hvapi.o sstate.o mdesc.o obj-$(CONFIG_STACKTRACE) += stacktrace.o obj-$(CONFIG_PCI) += ebus.o isa.o pci_common.o pci_iommu.o \ diff --git a/arch/sparc64/kernel/devices.c b/arch/sparc64/kernel/devices.c deleted file mode 100644 index 0e03c8e218c..00000000000 --- a/arch/sparc64/kernel/devices.c +++ /dev/null @@ -1,196 +0,0 @@ -/* devices.c: Initial scan of the prom device tree for important - * Sparc device nodes which we need to find. - * - * Copyright (C) 1996 David S. Miller (davem@caip.rutgers.edu) - */ - -#include <linux/kernel.h> -#include <linux/threads.h> -#include <linux/init.h> -#include <linux/ioport.h> -#include <linux/string.h> -#include <linux/spinlock.h> -#include <linux/errno.h> -#include <linux/bootmem.h> - -#include <asm/page.h> -#include <asm/oplib.h> -#include <asm/system.h> -#include <asm/smp.h> -#include <asm/spitfire.h> -#include <asm/timer.h> -#include <asm/cpudata.h> - -/* Used to synchronize accesses to NatSemi SUPER I/O chip configure - * operations in asm/ns87303.h - */ -DEFINE_SPINLOCK(ns87303_lock); - -extern void cpu_probe(void); -extern void central_probe(void); - -static const char *cpu_mid_prop(void) -{ - if (tlb_type == spitfire) - return "upa-portid"; - return "portid"; -} - -static int get_cpu_mid(struct device_node *dp) -{ - struct property *prop; - - if (tlb_type == hypervisor) { - struct linux_prom64_registers *reg; - int len; - - prop = of_find_property(dp, "cpuid", &len); - if (prop && len == 4) - return *(int *) prop->value; - - prop = of_find_property(dp, "reg", NULL); - reg = prop->value; - return (reg[0].phys_addr >> 32) & 0x0fffffffUL; - } else { - const char *prop_name = cpu_mid_prop(); - - prop = of_find_property(dp, prop_name, NULL); - if (prop) - return *(int *) prop->value; - return 0; - } -} - -static int check_cpu_node(struct device_node *dp, int *cur_inst, - int (*compare)(struct device_node *, int, void *), - void *compare_arg, - struct device_node **dev_node, int *mid) -{ - if (!compare(dp, *cur_inst, compare_arg)) { - if (dev_node) - *dev_node = dp; - if (mid) - *mid = get_cpu_mid(dp); - return 0; - } - - (*cur_inst)++; - - return -ENODEV; -} - -static int __cpu_find_by(int (*compare)(struct device_node *, int, void *), - void *compare_arg, - struct device_node **dev_node, int *mid) -{ - struct device_node *dp; - int cur_inst; - - cur_inst = 0; - for_each_node_by_type(dp, "cpu") { - int err = check_cpu_node(dp, &cur_inst, - compare, compare_arg, - dev_node, mid); - if (err == 0) - return 0; - } - - return -ENODEV; -} - -static int cpu_instance_compare(struct device_node *dp, int instance, void *_arg) -{ - int desired_instance = (int) (long) _arg; - - if (instance == desired_instance) - return 0; - return -ENODEV; -} - -int cpu_find_by_instance(int instance, struct device_node **dev_node, int *mid) -{ - return __cpu_find_by(cpu_instance_compare, (void *)(long)instance, - dev_node, mid); -} - -static int cpu_mid_compare(struct device_node *dp, int instance, void *_arg) -{ - int desired_mid = (int) (long) _arg; - int this_mid; - - this_mid = get_cpu_mid(dp); - if (this_mid == desired_mid) - return 0; - return -ENODEV; -} - -int cpu_find_by_mid(int mid, struct device_node **dev_node) -{ - return __cpu_find_by(cpu_mid_compare, (void *)(long)mid, - dev_node, NULL); -} - -void __init device_scan(void) -{ - /* FIX ME FAST... -DaveM */ - ioport_resource.end = 0xffffffffffffffffUL; - - prom_printf("Booting Linux...\n"); - -#ifndef CONFIG_SMP - { - struct device_node *dp; - int err, def; - - err = cpu_find_by_instance(0, &dp, NULL); - if (err) { - prom_printf("No cpu nodes, cannot continue\n"); - prom_halt(); - } - cpu_data(0).clock_tick = - of_getintprop_default(dp, "clock-frequency", 0); - - def = ((tlb_type == hypervisor) ? - (8 * 1024) : - (16 * 1024)); - cpu_data(0).dcache_size = of_getintprop_default(dp, - "dcache-size", - def); - - def = 32; - cpu_data(0).dcache_line_size = - of_getintprop_default(dp, "dcache-line-size", def); - - def = 16 * 1024; - cpu_data(0).icache_size = of_getintprop_default(dp, - "icache-size", - def); - - def = 32; - cpu_data(0).icache_line_size = - of_getintprop_default(dp, "icache-line-size", def); - - def = ((tlb_type == hypervisor) ? - (3 * 1024 * 1024) : - (4 * 1024 * 1024)); - cpu_data(0).ecache_size = of_getintprop_default(dp, - "ecache-size", - def); - - def = 64; - cpu_data(0).ecache_line_size = - of_getintprop_default(dp, "ecache-line-size", def); - printk("CPU[0]: Caches " - "D[sz(%d):line_sz(%d)] " - "I[sz(%d):line_sz(%d)] " - "E[sz(%d):line_sz(%d)]\n", - cpu_data(0).dcache_size, cpu_data(0).dcache_line_size, - cpu_data(0).icache_size, cpu_data(0).icache_line_size, - cpu_data(0).ecache_size, cpu_data(0).ecache_line_size); - } -#endif - - central_probe(); - - cpu_probe(); -} diff --git a/arch/sparc64/kernel/entry.S b/arch/sparc64/kernel/entry.S index 732b77cb71f..8059531bf0a 100644 --- a/arch/sparc64/kernel/entry.S +++ b/arch/sparc64/kernel/entry.S @@ -1725,96 +1725,142 @@ real_hard_smp_processor_id: * returns %o0: sysino */ .globl sun4v_devino_to_sysino + .type sun4v_devino_to_sysino,#function sun4v_devino_to_sysino: mov HV_FAST_INTR_DEVINO2SYSINO, %o5 ta HV_FAST_TRAP retl mov %o1, %o0 + .size sun4v_devino_to_sysino, .-sun4v_devino_to_sysino /* %o0: sysino * * returns %o0: intr_enabled (HV_INTR_{DISABLED,ENABLED}) */ .globl sun4v_intr_getenabled + .type sun4v_intr_getenabled,#function sun4v_intr_getenabled: mov HV_FAST_INTR_GETENABLED, %o5 ta HV_FAST_TRAP retl mov %o1, %o0 + .size sun4v_intr_getenabled, .-sun4v_intr_getenabled /* %o0: sysino * %o1: intr_enabled (HV_INTR_{DISABLED,ENABLED}) */ .globl sun4v_intr_setenabled + .type sun4v_intr_setenabled,#function sun4v_intr_setenabled: mov HV_FAST_INTR_SETENABLED, %o5 ta HV_FAST_TRAP retl nop + .size sun4v_intr_setenabled, .-sun4v_intr_setenabled /* %o0: sysino * * returns %o0: intr_state (HV_INTR_STATE_*) */ .globl sun4v_intr_getstate + .type sun4v_intr_getstate,#function sun4v_intr_getstate: mov HV_FAST_INTR_GETSTATE, %o5 ta HV_FAST_TRAP retl mov %o1, %o0 + .size sun4v_intr_getstate, .-sun4v_intr_getstate /* %o0: sysino * %o1: intr_state (HV_INTR_STATE_*) */ .globl sun4v_intr_setstate + .type sun4v_intr_setstate,#function sun4v_intr_setstate: mov HV_FAST_INTR_SETSTATE, %o5 ta HV_FAST_TRAP retl nop + .size sun4v_intr_setstate, .-sun4v_intr_setstate /* %o0: sysino * * returns %o0: cpuid */ .globl sun4v_intr_gettarget + .type sun4v_intr_gettarget,#function sun4v_intr_gettarget: mov HV_FAST_INTR_GETTARGET, %o5 ta HV_FAST_TRAP retl mov %o1, %o0 + .size sun4v_intr_gettarget, .-sun4v_intr_gettarget /* %o0: sysino * %o1: cpuid */ .globl sun4v_intr_settarget + .type sun4v_intr_settarget,#function sun4v_intr_settarget: mov HV_FAST_INTR_SETTARGET, %o5 ta HV_FAST_TRAP retl nop + .size sun4v_intr_settarget, .-sun4v_intr_settarget - /* %o0: type - * %o1: queue paddr - * %o2: num queue entries + /* %o0: cpuid + * %o1: pc + * %o2: rtba + * %o3: arg0 * * returns %o0: status */ - .globl sun4v_cpu_qconf -sun4v_cpu_qconf: - mov HV_FAST_CPU_QCONF, %o5 + .globl sun4v_cpu_start + .type sun4v_cpu_start,#function +sun4v_cpu_start: + mov HV_FAST_CPU_START, %o5 ta HV_FAST_TRAP retl nop + .size sun4v_cpu_start, .-sun4v_cpu_start - /* returns %o0: status + /* %o0: cpuid + * + * returns %o0: status */ + .globl sun4v_cpu_stop + .type sun4v_cpu_stop,#function +sun4v_cpu_stop: + mov HV_FAST_CPU_STOP, %o5 + ta HV_FAST_TRAP + retl + nop + .size sun4v_cpu_stop, .-sun4v_cpu_stop + + /* returns %o0: status */ .globl sun4v_cpu_yield + .type sun4v_cpu_yield, #function sun4v_cpu_yield: mov HV_FAST_CPU_YIELD, %o5 ta HV_FAST_TRAP retl nop + .size sun4v_cpu_yield, .-sun4v_cpu_yield + + /* %o0: type + * %o1: queue paddr + * %o2: num queue entries + * + * returns %o0: status + */ + .globl sun4v_cpu_qconf + .type sun4v_cpu_qconf,#function +sun4v_cpu_qconf: + mov HV_FAST_CPU_QCONF, %o5 + ta HV_FAST_TRAP + retl + nop + .size sun4v_cpu_qconf, .-sun4v_cpu_qconf /* %o0: num cpus in cpu list * %o1: cpu list paddr @@ -1823,11 +1869,13 @@ sun4v_cpu_yield: * returns %o0: status */ .globl sun4v_cpu_mondo_send + .type sun4v_cpu_mondo_send,#function sun4v_cpu_mondo_send: mov HV_FAST_CPU_MONDO_SEND, %o5 ta HV_FAST_TRAP retl nop + .size sun4v_cpu_mondo_send, .-sun4v_cpu_mondo_send /* %o0: CPU ID * @@ -1835,6 +1883,7 @@ sun4v_cpu_mondo_send: * %o0: cpu state as HV_CPU_STATE_* */ .globl sun4v_cpu_state + .type sun4v_cpu_state,#function sun4v_cpu_state: mov HV_FAST_CPU_STATE, %o5 ta HV_FAST_TRAP @@ -1843,6 +1892,37 @@ sun4v_cpu_state: mov %o1, %o0 1: retl nop + .size sun4v_cpu_state, .-sun4v_cpu_state + + /* %o0: virtual address + * %o1: must be zero + * %o2: TTE + * %o3: HV_MMU_* flags + * + * returns %o0: status + */ + .globl sun4v_mmu_map_perm_addr + .type sun4v_mmu_map_perm_addr,#function +sun4v_mmu_map_perm_addr: + mov HV_FAST_MMU_MAP_PERM_ADDR, %o5 + ta HV_FAST_TRAP + retl + nop + .size sun4v_mmu_map_perm_addr, .-sun4v_mmu_map_perm_addr + + /* %o0: number of TSB descriptions + * %o1: TSB descriptions real address + * + * returns %o0: status + */ + .globl sun4v_mmu_tsb_ctx0 + .type sun4v_mmu_tsb_ctx0,#function +sun4v_mmu_tsb_ctx0: + mov HV_FAST_MMU_TSB_CTX0, %o5 + ta HV_FAST_TRAP + retl + nop + .size sun4v_mmu_tsb_ctx0, .-sun4v_mmu_tsb_ctx0 /* %o0: API group number * %o1: pointer to unsigned long major number storage @@ -1851,6 +1931,7 @@ sun4v_cpu_state: * returns %o0: status */ .globl sun4v_get_version + .type sun4v_get_version,#function sun4v_get_version: mov HV_CORE_GET_VER, %o5 mov %o1, %o3 @@ -1859,6 +1940,7 @@ sun4v_get_version: stx %o1, [%o3] retl stx %o2, [%o4] + .size sun4v_get_version, .-sun4v_get_version /* %o0: API group number * %o1: desired major number @@ -1868,18 +1950,49 @@ sun4v_get_version: * returns %o0: status */ .globl sun4v_set_version + .type sun4v_set_version,#function sun4v_set_version: mov HV_CORE_SET_VER, %o5 mov %o3, %o4 ta HV_CORE_TRAP retl stx %o1, [%o4] + .size sun4v_set_version, .-sun4v_set_version + + /* %o0: pointer to unsigned long time + * + * returns %o0: status + */ + .globl sun4v_tod_get + .type sun4v_tod_get,#function +sun4v_tod_get: + mov %o0, %o4 + mov HV_FAST_TOD_GET, %o5 + ta HV_FAST_TRAP + stx %o1, [%o4] + retl + nop + .size sun4v_tod_get, .-sun4v_tod_get + + /* %o0: time + * + * returns %o0: status + */ + .globl sun4v_tod_set + .type sun4v_tod_set,#function +sun4v_tod_set: + mov HV_FAST_TOD_SET, %o5 + ta HV_FAST_TRAP + retl + nop + .size sun4v_tod_set, .-sun4v_tod_set /* %o0: pointer to unsigned long status * * returns %o0: signed character */ .globl sun4v_con_getchar + .type sun4v_con_getchar,#function sun4v_con_getchar: mov %o0, %o4 mov HV_FAST_CONS_GETCHAR, %o5 @@ -1889,17 +2002,20 @@ sun4v_con_getchar: stx %o0, [%o4] retl sra %o1, 0, %o0 + .size sun4v_con_getchar, .-sun4v_con_getchar /* %o0: signed long character * * returns %o0: status */ .globl sun4v_con_putchar + .type sun4v_con_putchar,#function sun4v_con_putchar: mov HV_FAST_CONS_PUTCHAR, %o5 ta HV_FAST_TRAP retl sra %o0, 0, %o0 + .size sun4v_con_putchar, .-sun4v_con_putchar /* %o0: buffer real address * %o1: buffer size @@ -1908,6 +2024,7 @@ sun4v_con_putchar: * returns %o0: status */ .globl sun4v_con_read + .type sun4v_con_read,#function sun4v_con_read: mov %o2, %o4 mov HV_FAST_CONS_READ, %o5 @@ -1922,6 +2039,7 @@ sun4v_con_read: stx %o1, [%o4] 1: retl nop + .size sun4v_con_read, .-sun4v_con_read /* %o0: buffer real address * %o1: buffer size @@ -1930,6 +2048,7 @@ sun4v_con_read: * returns %o0: status */ .globl sun4v_con_write + .type sun4v_con_write,#function sun4v_con_write: mov %o2, %o4 mov HV_FAST_CONS_WRITE, %o5 @@ -1937,3 +2056,540 @@ sun4v_con_write: stx %o1, [%o4] retl nop + .size sun4v_con_write, .-sun4v_con_write + + /* %o0: soft state + * %o1: address of description string + * + * returns %o0: status + */ + .globl sun4v_mach_set_soft_state + .type sun4v_mach_set_soft_state,#function +sun4v_mach_set_soft_state: + mov HV_FAST_MACH_SET_SOFT_STATE, %o5 + ta HV_FAST_TRAP + retl + nop + .size sun4v_mach_set_soft_state, .-sun4v_mach_set_soft_state + + /* %o0: exit code + * + * Does not return. + */ + .globl sun4v_mach_exit + .type sun4v_mach_exit,#function +sun4v_mach_exit: + mov HV_FAST_MACH_EXIT, %o5 + ta HV_FAST_TRAP + retl + nop + .size sun4v_mach_exit, .-sun4v_mach_exit + + /* %o0: buffer real address + * %o1: buffer length + * %o2: pointer to unsigned long real_buf_len + * + * returns %o0: status + */ + .globl sun4v_mach_desc + .type sun4v_mach_desc,#function +sun4v_mach_desc: + mov %o2, %o4 + mov HV_FAST_MACH_DESC, %o5 + ta HV_FAST_TRAP + stx %o1, [%o4] + retl + nop + .size sun4v_mach_desc, .-sun4v_mach_desc + + /* %o0: new timeout in milliseconds + * %o1: pointer to unsigned long orig_timeout + * + * returns %o0: status + */ + .globl sun4v_mach_set_watchdog + .type sun4v_mach_set_watchdog,#function +sun4v_mach_set_watchdog: + mov %o1, %o4 + mov HV_FAST_MACH_SET_WATCHDOG, %o5 + ta HV_FAST_TRAP + stx %o1, [%o4] + retl + nop + .size sun4v_mach_set_watchdog, .-sun4v_mach_set_watchdog + + /* No inputs and does not return. */ + .globl sun4v_mach_sir + .type sun4v_mach_sir,#function +sun4v_mach_sir: + mov %o1, %o4 + mov HV_FAST_MACH_SIR, %o5 + ta HV_FAST_TRAP + stx %o1, [%o4] + retl + nop + .size sun4v_mach_sir, .-sun4v_mach_sir + + /* %o0: channel + * %o1: ra + * %o2: num_entries + * + * returns %o0: status + */ + .globl sun4v_ldc_tx_qconf + .type sun4v_ldc_tx_qconf,#function +sun4v_ldc_tx_qconf: + mov HV_FAST_LDC_TX_QCONF, %o5 + ta HV_FAST_TRAP + retl + nop + .size sun4v_ldc_tx_qconf, .-sun4v_ldc_tx_qconf + + /* %o0: channel + * %o1: pointer to unsigned long ra + * %o2: pointer to unsigned long num_entries + * + * returns %o0: status + */ + .globl sun4v_ldc_tx_qinfo + .type sun4v_ldc_tx_qinfo,#function +sun4v_ldc_tx_qinfo: + mov %o1, %g1 + mov %o2, %g2 + mov HV_FAST_LDC_TX_QINFO, %o5 + ta HV_FAST_TRAP + stx %o1, [%g1] + stx %o2, [%g2] + retl + nop + .size sun4v_ldc_tx_qinfo, .-sun4v_ldc_tx_qinfo + + /* %o0: channel + * %o1: pointer to unsigned long head_off + * %o2: pointer to unsigned long tail_off + * %o2: pointer to unsigned long chan_state + * + * returns %o0: status + */ + .globl sun4v_ldc_tx_get_state + .type sun4v_ldc_tx_get_state,#function +sun4v_ldc_tx_get_state: + mov %o1, %g1 + mov %o2, %g2 + mov %o3, %g3 + mov HV_FAST_LDC_TX_GET_STATE, %o5 + ta HV_FAST_TRAP + stx %o1, [%g1] + stx %o2, [%g2] + stx %o3, [%g3] + retl + nop + .size sun4v_ldc_tx_get_state, .-sun4v_ldc_tx_get_state + + /* %o0: channel + * %o1: tail_off + * + * returns %o0: status + */ + .globl sun4v_ldc_tx_set_qtail + .type sun4v_ldc_tx_set_qtail,#function +sun4v_ldc_tx_set_qtail: + mov HV_FAST_LDC_TX_SET_QTAIL, %o5 + ta HV_FAST_TRAP + retl + nop + .size sun4v_ldc_tx_set_qtail, .-sun4v_ldc_tx_set_qtail + + /* %o0: channel + * %o1: ra + * %o2: num_entries + * + * returns %o0: status + */ + .globl sun4v_ldc_rx_qconf + .type sun4v_ldc_rx_qconf,#function +sun4v_ldc_rx_qconf: + mov HV_FAST_LDC_RX_QCONF, %o5 + ta HV_FAST_TRAP + retl + nop + .size sun4v_ldc_rx_qconf, .-sun4v_ldc_rx_qconf + + /* %o0: channel + * %o1: pointer to unsigned long ra + * %o2: pointer to unsigned long num_entries + * + * returns %o0: status + */ + .globl sun4v_ldc_rx_qinfo + .type sun4v_ldc_rx_qinfo,#function +sun4v_ldc_rx_qinfo: + mov %o1, %g1 + mov %o2, %g2 + mov HV_FAST_LDC_RX_QINFO, %o5 + ta HV_FAST_TRAP + stx %o1, [%g1] + stx %o2, [%g2] + retl + nop + .size sun4v_ldc_rx_qinfo, .-sun4v_ldc_rx_qinfo + + /* %o0: channel + * %o1: pointer to unsigned long head_off + * %o2: pointer to unsigned long tail_off + * %o2: pointer to unsigned long chan_state + * + * returns %o0: status + */ + .globl sun4v_ldc_rx_get_state + .type sun4v_ldc_rx_get_state,#function +sun4v_ldc_rx_get_state: + mov %o1, %g1 + mov %o2, %g2 + mov %o3, %g3 + mov HV_FAST_LDC_RX_GET_STATE, %o5 + ta HV_FAST_TRAP + stx %o1, [%g1] + stx %o2, [%g2] + stx %o3, [%g3] + retl + nop + .size sun4v_ldc_rx_get_state, .-sun4v_ldc_rx_get_state + + /* %o0: channel + * %o1: head_off + * + * returns %o0: status + */ + .globl sun4v_ldc_rx_set_qhead + .type sun4v_ldc_rx_set_qhead,#function +sun4v_ldc_rx_set_qhead: + mov HV_FAST_LDC_RX_SET_QHEAD, %o5 + ta HV_FAST_TRAP + retl + nop + .size sun4v_ldc_rx_set_qhead, .-sun4v_ldc_rx_set_qhead + + /* %o0: channel + * %o1: ra + * %o2: num_entries + * + * returns %o0: status + */ + .globl sun4v_ldc_set_map_table + .type sun4v_ldc_set_map_table,#function +sun4v_ldc_set_map_table: + mov HV_FAST_LDC_SET_MAP_TABLE, %o5 + ta HV_FAST_TRAP + retl + nop + .size sun4v_ldc_set_map_table, .-sun4v_ldc_set_map_table + + /* %o0: channel + * %o1: pointer to unsigned long ra + * %o2: pointer to unsigned long num_entries + * + * returns %o0: status + */ + .globl sun4v_ldc_get_map_table + .type sun4v_ldc_get_map_table,#function +sun4v_ldc_get_map_table: + mov %o1, %g1 + mov %o2, %g2 + mov HV_FAST_LDC_GET_MAP_TABLE, %o5 + ta HV_FAST_TRAP + stx %o1, [%g1] + stx %o2, [%g2] + retl + nop + .size sun4v_ldc_get_map_table, .-sun4v_ldc_get_map_table + + /* %o0: channel + * %o1: dir_code + * %o2: tgt_raddr + * %o3: lcl_raddr + * %o4: len + * %o5: pointer to unsigned long actual_len + * + * returns %o0: status + */ + .globl sun4v_ldc_copy + .type sun4v_ldc_copy,#function +sun4v_ldc_copy: + mov %o5, %g1 + mov HV_FAST_LDC_COPY, %o5 + ta HV_FAST_TRAP + stx %o1, [%g1] + retl + nop + .size sun4v_ldc_copy, .-sun4v_ldc_copy + + /* %o0: channel + * %o1: cookie + * %o2: pointer to unsigned long ra + * %o3: pointer to unsigned long perm + * + * returns %o0: status + */ + .globl sun4v_ldc_mapin + .type sun4v_ldc_mapin,#function +sun4v_ldc_mapin: + mov %o2, %g1 + mov %o3, %g2 + mov HV_FAST_LDC_MAPIN, %o5 + ta HV_FAST_TRAP + stx %o1, [%g1] + stx %o2, [%g2] + retl + nop + .size sun4v_ldc_mapin, .-sun4v_ldc_mapin + + /* %o0: ra + * + * returns %o0: status + */ + .globl sun4v_ldc_unmap + .type sun4v_ldc_unmap,#function +sun4v_ldc_unmap: + mov HV_FAST_LDC_UNMAP, %o5 + ta HV_FAST_TRAP + retl + nop + .size sun4v_ldc_unmap, .-sun4v_ldc_unmap + + /* %o0: channel + * %o1: cookie + * %o2: mte_cookie + * + * returns %o0: status + */ + .globl sun4v_ldc_revoke + .type sun4v_ldc_revoke,#function +sun4v_ldc_revoke: + mov HV_FAST_LDC_REVOKE, %o5 + ta HV_FAST_TRAP + retl + nop + .size sun4v_ldc_revoke, .-sun4v_ldc_revoke + + /* %o0: device handle + * %o1: device INO + * %o2: pointer to unsigned long cookie + * + * returns %o0: status + */ + .globl sun4v_vintr_get_cookie + .type sun4v_vintr_get_cookie,#function +sun4v_vintr_get_cookie: + mov %o2, %g1 + mov HV_FAST_VINTR_GET_COOKIE, %o5 + ta HV_FAST_TRAP + stx %o1, [%g1] + retl + nop + .size sun4v_vintr_get_cookie, .-sun4v_vintr_get_cookie + + /* %o0: device handle + * %o1: device INO + * %o2: cookie + * + * returns %o0: status + */ + .globl sun4v_vintr_set_cookie + .type sun4v_vintr_set_cookie,#function +sun4v_vintr_set_cookie: + mov HV_FAST_VINTR_SET_COOKIE, %o5 + ta HV_FAST_TRAP + retl + nop + .size sun4v_vintr_set_cookie, .-sun4v_vintr_set_cookie + + /* %o0: device handle + * %o1: device INO + * %o2: pointer to unsigned long valid_state + * + * returns %o0: status + */ + .globl sun4v_vintr_get_valid + .type sun4v_vintr_get_valid,#function +sun4v_vintr_get_valid: + mov %o2, %g1 + mov HV_FAST_VINTR_GET_VALID, %o5 + ta HV_FAST_TRAP + stx %o1, [%g1] + retl + nop + .size sun4v_vintr_get_valid, .-sun4v_vintr_get_valid + + /* %o0: device handle + * %o1: device INO + * %o2: valid_state + * + * returns %o0: status + */ + .globl sun4v_vintr_set_valid + .type sun4v_vintr_set_valid,#function +sun4v_vintr_set_valid: + mov HV_FAST_VINTR_SET_VALID, %o5 + ta HV_FAST_TRAP + retl + nop + .size sun4v_vintr_set_valid, .-sun4v_vintr_set_valid + + /* %o0: device handle + * %o1: device INO + * %o2: pointer to unsigned long state + * + * returns %o0: status + */ + .globl sun4v_vintr_get_state + .type sun4v_vintr_get_state,#function +sun4v_vintr_get_state: + mov %o2, %g1 + mov HV_FAST_VINTR_GET_STATE, %o5 + ta HV_FAST_TRAP + stx %o1, [%g1] + retl + nop + .size sun4v_vintr_get_state, .-sun4v_vintr_get_state + + /* %o0: device handle + * %o1: device INO + * %o2: state + * + * returns %o0: status + */ + .globl sun4v_vintr_set_state + .type sun4v_vintr_set_state,#function +sun4v_vintr_set_state: + mov HV_FAST_VINTR_SET_STATE, %o5 + ta HV_FAST_TRAP + retl + nop + .size sun4v_vintr_set_state, .-sun4v_vintr_set_state + + /* %o0: device handle + * %o1: device INO + * %o2: pointer to unsigned long cpuid + * + * returns %o0: status + */ + .globl sun4v_vintr_get_target + .type sun4v_vintr_get_target,#function +sun4v_vintr_get_target: + mov %o2, %g1 + mov HV_FAST_VINTR_GET_TARGET, %o5 + ta HV_FAST_TRAP + stx %o1, [%g1] + retl + nop + .size sun4v_vintr_get_target, .-sun4v_vintr_get_target + + /* %o0: device handle + * %o1: device INO + * %o2: cpuid + * + * returns %o0: status + */ + .globl sun4v_vintr_set_target + .type sun4v_vintr_set_target,#function +sun4v_vintr_set_target: + mov HV_FAST_VINTR_SET_TARGET, %o5 + ta HV_FAST_TRAP + retl + nop + .size sun4v_vintr_set_target, .-sun4v_vintr_set_target + + /* %o0: NCS sub-function + * %o1: sub-function arg real-address + * %o2: sub-function arg size + * + * returns %o0: status + */ + .globl sun4v_ncs_request + .type sun4v_ncs_request,#function +sun4v_ncs_request: + mov HV_FAST_NCS_REQUEST, %o5 + ta HV_FAST_TRAP + retl + nop + .size sun4v_ncs_request, .-sun4v_ncs_request + + .globl sun4v_svc_send + .type sun4v_svc_send,#function +sun4v_svc_send: + save %sp, -192, %sp + mov %i0, %o0 + mov %i1, %o1 + mov %i2, %o2 + mov HV_FAST_SVC_SEND, %o5 + ta HV_FAST_TRAP + stx %o1, [%i3] + ret + restore + .size sun4v_svc_send, .-sun4v_svc_send + + .globl sun4v_svc_recv + .type sun4v_svc_recv,#function +sun4v_svc_recv: + save %sp, -192, %sp + mov %i0, %o0 + mov %i1, %o1 + mov %i2, %o2 + mov HV_FAST_SVC_RECV, %o5 + ta HV_FAST_TRAP + stx %o1, [%i3] + ret + restore + .size sun4v_svc_recv, .-sun4v_svc_recv + + .globl sun4v_svc_getstatus + .type sun4v_svc_getstatus,#function +sun4v_svc_getstatus: + mov HV_FAST_SVC_GETSTATUS, %o5 + mov %o1, %o4 + ta HV_FAST_TRAP + stx %o1, [%o4] + retl + nop + .size sun4v_svc_getstatus, .-sun4v_svc_getstatus + + .globl sun4v_svc_setstatus + .type sun4v_svc_setstatus,#function +sun4v_svc_setstatus: + mov HV_FAST_SVC_SETSTATUS, %o5 + ta HV_FAST_TRAP + retl + nop + .size sun4v_svc_setstatus, .-sun4v_svc_setstatus + + .globl sun4v_svc_clrstatus + .type sun4v_svc_clrstatus,#function +sun4v_svc_clrstatus: + mov HV_FAST_SVC_CLRSTATUS, %o5 + ta HV_FAST_TRAP + retl + nop + .size sun4v_svc_clrstatus, .-sun4v_svc_clrstatus + + .globl sun4v_mmustat_conf + .type sun4v_mmustat_conf,#function +sun4v_mmustat_conf: + mov %o1, %o4 + mov HV_FAST_MMUSTAT_CONF, %o5 + ta HV_FAST_TRAP + stx %o1, [%o4] + retl + nop + .size sun4v_mmustat_conf, .-sun4v_mmustat_conf + + .globl sun4v_mmustat_info + .type sun4v_mmustat_info,#function +sun4v_mmustat_info: + mov %o0, %o4 + mov HV_FAST_MMUSTAT_INFO, %o5 + ta HV_FAST_TRAP + stx %o1, [%o4] + retl + nop + .size sun4v_mmustat_info, .-sun4v_mmustat_info diff --git a/arch/sparc64/kernel/head.S b/arch/sparc64/kernel/head.S index baea10a9819..77259526cb1 100644 --- a/arch/sparc64/kernel/head.S +++ b/arch/sparc64/kernel/head.S @@ -523,7 +523,7 @@ tlb_fixup_done: #else mov 0, %o0 #endif - stb %o0, [%g6 + TI_CPU] + sth %o0, [%g6 + TI_CPU] /* Off we go.... */ call start_kernel @@ -653,33 +653,54 @@ setup_tba: restore sparc64_boot_end: -#include "ktlb.S" -#include "tsb.S" #include "etrap.S" #include "rtrap.S" #include "winfixup.S" #include "entry.S" #include "sun4v_tlb_miss.S" #include "sun4v_ivec.S" +#include "ktlb.S" +#include "tsb.S" /* * The following skip makes sure the trap table in ttable.S is aligned * on a 32K boundary as required by the v9 specs for TBA register. * * We align to a 32K boundary, then we have the 32K kernel TSB, - * then the 32K aligned trap table. + * the 64K kernel 4MB TSB, and then the 32K aligned trap table. */ 1: .skip 0x4000 + _start - 1b +! 0x0000000000408000 + .globl swapper_tsb swapper_tsb: .skip (32 * 1024) -! 0x0000000000408000 + .globl swapper_4m_tsb +swapper_4m_tsb: + .skip (64 * 1024) + +! 0x0000000000420000 + /* Some care needs to be exercised if you try to move the + * location of the trap table relative to other things. For + * one thing there are br* instructions in some of the + * trap table entires which branch back to code in ktlb.S + * Those instructions can only handle a signed 16-bit + * displacement. + * + * There is a binutils bug (bugzilla #4558) which causes + * the relocation overflow checks for such instructions to + * not be done correctly. So bintuils will not notice the + * error and will instead write junk into the relocation and + * you'll have an unbootable kernel. + */ #include "ttable.S" +! 0x0000000000428000 + #include "systbls.S" .data diff --git a/arch/sparc64/kernel/hvapi.c b/arch/sparc64/kernel/hvapi.c index f03ffc829c7..f34f5d6181e 100644 --- a/arch/sparc64/kernel/hvapi.c +++ b/arch/sparc64/kernel/hvapi.c @@ -9,6 +9,7 @@ #include <asm/hypervisor.h> #include <asm/oplib.h> +#include <asm/sstate.h> /* If the hypervisor indicates that the API setting * calls are unsupported, by returning HV_EBADTRAP or @@ -107,7 +108,7 @@ int sun4v_hvapi_register(unsigned long group, unsigned long major, p->minor = actual_minor; ret = 0; } else if (hv_ret == HV_EBADTRAP || - HV_ENOTSUPPORTED) { + hv_ret == HV_ENOTSUPPORTED) { if (p->flags & FLAG_PRE_API) { if (major == 1) { p->major = 1; @@ -179,6 +180,8 @@ void __init sun4v_hvapi_init(void) if (sun4v_hvapi_register(group, major, &minor)) goto bad; + sun4v_sstate_init(); + return; bad: diff --git a/arch/sparc64/kernel/irq.c b/arch/sparc64/kernel/irq.c index 3edc18e1b81..e60d283f60b 100644 --- a/arch/sparc64/kernel/irq.c +++ b/arch/sparc64/kernel/irq.c @@ -1,7 +1,6 @@ -/* $Id: irq.c,v 1.114 2002/01/11 08:45:38 davem Exp $ - * irq.c: UltraSparc IRQ handling/init/registry. +/* irq.c: UltraSparc IRQ handling/init/registry. * - * Copyright (C) 1997 David S. Miller (davem@caip.rutgers.edu) + * Copyright (C) 1997, 2007 David S. Miller (davem@davemloft.net) * Copyright (C) 1998 Eddie C. Dost (ecd@skynet.be) * Copyright (C) 1998 Jakub Jelinek (jj@ultra.linux.cz) */ @@ -43,6 +42,7 @@ #include <asm/cpudata.h> #include <asm/auxio.h> #include <asm/head.h> +#include <asm/hypervisor.h> /* UPA nodes send interrupt packet to UltraSparc with first data reg * value low 5 (7 on Starfire) bits holding the IRQ identifier being @@ -171,8 +171,6 @@ skip: return 0; } -extern unsigned long real_hard_smp_processor_id(void); - static unsigned int sun4u_compute_tid(unsigned long imap, unsigned long cpuid) { unsigned int tid; @@ -382,6 +380,76 @@ static void sun4v_irq_end(unsigned int virt_irq) } } +static void sun4v_virq_enable(unsigned int virt_irq) +{ + struct ino_bucket *bucket = virt_irq_to_bucket(virt_irq); + unsigned int ino = bucket - &ivector_table[0]; + + if (likely(bucket)) { + unsigned long cpuid, dev_handle, dev_ino; + int err; + + cpuid = irq_choose_cpu(virt_irq); + + dev_handle = ino & IMAP_IGN; + dev_ino = ino & IMAP_INO; + + err = sun4v_vintr_set_target(dev_handle, dev_ino, cpuid); + if (err != HV_EOK) + printk("sun4v_vintr_set_target(%lx,%lx,%lu): " + "err(%d)\n", + dev_handle, dev_ino, cpuid, err); + err = sun4v_vintr_set_state(dev_handle, dev_ino, + HV_INTR_ENABLED); + if (err != HV_EOK) + printk("sun4v_vintr_set_state(%lx,%lx," + "HV_INTR_ENABLED): err(%d)\n", + dev_handle, dev_ino, err); + } +} + +static void sun4v_virq_disable(unsigned int virt_irq) +{ + struct ino_bucket *bucket = virt_irq_to_bucket(virt_irq); + unsigned int ino = bucket - &ivector_table[0]; + + if (likely(bucket)) { + unsigned long dev_handle, dev_ino; + int err; + + dev_handle = ino & IMAP_IGN; + dev_ino = ino & IMAP_INO; + + err = sun4v_vintr_set_state(dev_handle, dev_ino, + HV_INTR_DISABLED); + if (err != HV_EOK) + printk("sun4v_vintr_set_state(%lx,%lx," + "HV_INTR_DISABLED): err(%d)\n", + dev_handle, dev_ino, err); + } +} + +static void sun4v_virq_end(unsigned int virt_irq) +{ + struct ino_bucket *bucket = virt_irq_to_bucket(virt_irq); + unsigned int ino = bucket - &ivector_table[0]; + + if (likely(bucket)) { + unsigned long dev_handle, dev_ino; + int err; + + dev_handle = ino & IMAP_IGN; + dev_ino = ino & IMAP_INO; + + err = sun4v_vintr_set_state(dev_handle, dev_ino, + HV_INTR_STATE_IDLE); + if (err != HV_EOK) + printk("sun4v_vintr_set_state(%lx,%lx," + "HV_INTR_STATE_IDLE): err(%d)\n", + dev_handle, dev_ino, err); + } +} + static void run_pre_handler(unsigned int virt_irq) { struct ino_bucket *bucket = virt_irq_to_bucket(virt_irq); @@ -436,6 +504,21 @@ static struct irq_chip sun4v_msi = { }; #endif +static struct irq_chip sun4v_virq = { + .typename = "vsun4v", + .enable = sun4v_virq_enable, + .disable = sun4v_virq_disable, + .end = sun4v_virq_end, +}; + +static struct irq_chip sun4v_virq_ack = { + .typename = "vsun4v+ack", + .enable = sun4v_virq_enable, + .disable = sun4v_virq_disable, + .ack = run_pre_handler, + .end = sun4v_virq_end, +}; + void irq_install_pre_handler(int virt_irq, void (*func)(unsigned int, void *, void *), void *arg1, void *arg2) @@ -449,7 +532,8 @@ void irq_install_pre_handler(int virt_irq, chip = get_irq_chip(virt_irq); if (chip == &sun4u_irq_ack || - chip == &sun4v_irq_ack + chip == &sun4v_irq_ack || + chip == &sun4v_virq_ack #ifdef CONFIG_PCI_MSI || chip == &sun4v_msi #endif @@ -457,7 +541,9 @@ void irq_install_pre_handler(int virt_irq, return; chip = (chip == &sun4u_irq ? - &sun4u_irq_ack : &sun4v_irq_ack); + &sun4u_irq_ack : + (chip == &sun4v_irq ? + &sun4v_irq_ack : &sun4v_virq_ack)); set_irq_chip(virt_irq, chip); } @@ -494,19 +580,18 @@ out: return bucket->virt_irq; } -unsigned int sun4v_build_irq(u32 devhandle, unsigned int devino) +static unsigned int sun4v_build_common(unsigned long sysino, + struct irq_chip *chip) { struct ino_bucket *bucket; struct irq_handler_data *data; - unsigned long sysino; BUG_ON(tlb_type != hypervisor); - sysino = sun4v_devino_to_sysino(devhandle, devino); bucket = &ivector_table[sysino]; if (!bucket->virt_irq) { bucket->virt_irq = virt_irq_alloc(__irq(bucket)); - set_irq_chip(bucket->virt_irq, &sun4v_irq); + set_irq_chip(bucket->virt_irq, chip); } data = get_irq_chip_data(bucket->virt_irq); @@ -531,6 +616,32 @@ out: return bucket->virt_irq; } +unsigned int sun4v_build_irq(u32 devhandle, unsigned int devino) +{ + unsigned long sysino = sun4v_devino_to_sysino(devhandle, devino); + + return sun4v_build_common(sysino, &sun4v_irq); +} + +unsigned int sun4v_build_virq(u32 devhandle, unsigned int devino) +{ + unsigned long sysino, hv_err; + + BUG_ON(devhandle & ~IMAP_IGN); + BUG_ON(devino & ~IMAP_INO); + + sysino = devhandle | devino; + + hv_err = sun4v_vintr_set_cookie(devhandle, devino, sysino); + if (hv_err) { + prom_printf("IRQ: Fatal, cannot set cookie for [%x:%x] " + "err=%lu\n", devhandle, devino, hv_err); + prom_halt(); + } + + return sun4v_build_common(sysino, &sun4v_virq); +} + #ifdef CONFIG_PCI_MSI unsigned int sun4v_build_msi(u32 devhandle, unsigned int *virt_irq_p, unsigned int msi_start, unsigned int msi_end) @@ -694,9 +805,20 @@ void init_irqwork_curcpu(void) trap_block[cpu].irq_worklist = 0; } -static void __cpuinit register_one_mondo(unsigned long paddr, unsigned long type) +/* Please be very careful with register_one_mondo() and + * sun4v_register_mondo_queues(). + * + * On SMP this gets invoked from the CPU trampoline before + * the cpu has fully taken over the trap table from OBP, + * and it's kernel stack + %g6 thread register state is + * not fully cooked yet. + * + * Therefore you cannot make any OBP calls, not even prom_printf, + * from these two routines. + */ +static void __cpuinit register_one_mondo(unsigned long paddr, unsigned long type, unsigned long qmask) { - unsigned long num_entries = 128; + unsigned long num_entries = (qmask + 1) / 64; unsigned long status; status = sun4v_cpu_qconf(type, paddr, num_entries); @@ -711,44 +833,58 @@ static void __cpuinit sun4v_register_mondo_queues(int this_cpu) { struct trap_per_cpu *tb = &trap_block[this_cpu]; - register_one_mondo(tb->cpu_mondo_pa, HV_CPU_QUEUE_CPU_MONDO); - register_one_mondo(tb->dev_mondo_pa, HV_CPU_QUEUE_DEVICE_MONDO); - register_one_mondo(tb->resum_mondo_pa, HV_CPU_QUEUE_RES_ERROR); - register_one_mondo(tb->nonresum_mondo_pa, HV_CPU_QUEUE_NONRES_ERROR); + register_one_mondo(tb->cpu_mondo_pa, HV_CPU_QUEUE_CPU_MONDO, + tb->cpu_mondo_qmask); + register_one_mondo(tb->dev_mondo_pa, HV_CPU_QUEUE_DEVICE_MONDO, + tb->dev_mondo_qmask); + register_one_mondo(tb->resum_mondo_pa, HV_CPU_QUEUE_RES_ERROR, + tb->resum_qmask); + register_one_mondo(tb->nonresum_mondo_pa, HV_CPU_QUEUE_NONRES_ERROR, + tb->nonresum_qmask); } -static void __cpuinit alloc_one_mondo(unsigned long *pa_ptr, int use_bootmem) +static void __cpuinit alloc_one_mondo(unsigned long *pa_ptr, unsigned long qmask, int use_bootmem) { - void *page; + unsigned long size = PAGE_ALIGN(qmask + 1); + unsigned long order = get_order(size); + void *p = NULL; - if (use_bootmem) - page = alloc_bootmem_low_pages(PAGE_SIZE); - else - page = (void *) get_zeroed_page(GFP_ATOMIC); + if (use_bootmem) { + p = __alloc_bootmem_low(size, size, 0); + } else { + struct page *page = alloc_pages(GFP_ATOMIC | __GFP_ZERO, order); + if (page) + p = page_address(page); + } - if (!page) { + if (!p) { prom_printf("SUN4V: Error, cannot allocate mondo queue.\n"); prom_halt(); } - *pa_ptr = __pa(page); + *pa_ptr = __pa(p); } -static void __cpuinit alloc_one_kbuf(unsigned long *pa_ptr, int use_bootmem) +static void __cpuinit alloc_one_kbuf(unsigned long *pa_ptr, unsigned long qmask, int use_bootmem) { - void *page; + unsigned long size = PAGE_ALIGN(qmask + 1); + unsigned long order = get_order(size); + void *p = NULL; - if (use_bootmem) - page = alloc_bootmem_low_pages(PAGE_SIZE); - else - page = (void *) get_zeroed_page(GFP_ATOMIC); + if (use_bootmem) { + p = __alloc_bootmem_low(size, size, 0); + } else { + struct page *page = alloc_pages(GFP_ATOMIC | __GFP_ZERO, order); + if (page) + p = page_address(page); + } - if (!page) { + if (!p) { prom_printf("SUN4V: Error, cannot allocate kbuf page.\n"); prom_halt(); } - *pa_ptr = __pa(page); + *pa_ptr = __pa(p); } static void __cpuinit init_cpu_send_mondo_info(struct trap_per_cpu *tb, int use_bootmem) @@ -779,12 +915,12 @@ void __cpuinit sun4v_init_mondo_queues(int use_bootmem, int cpu, int alloc, int struct trap_per_cpu *tb = &trap_block[cpu]; if (alloc) { - alloc_one_mondo(&tb->cpu_mondo_pa, use_bootmem); - alloc_one_mondo(&tb->dev_mondo_pa, use_bootmem); - alloc_one_mondo(&tb->resum_mondo_pa, use_bootmem); - alloc_one_kbuf(&tb->resum_kernel_buf_pa, use_bootmem); - alloc_one_mondo(&tb->nonresum_mondo_pa, use_bootmem); - alloc_one_kbuf(&tb->nonresum_kernel_buf_pa, use_bootmem); + alloc_one_mondo(&tb->cpu_mondo_pa, tb->cpu_mondo_qmask, use_bootmem); + alloc_one_mondo(&tb->dev_mondo_pa, tb->dev_mondo_qmask, use_bootmem); + alloc_one_mondo(&tb->resum_mondo_pa, tb->resum_qmask, use_bootmem); + alloc_one_kbuf(&tb->resum_kernel_buf_pa, tb->resum_qmask, use_bootmem); + alloc_one_mondo(&tb->nonresum_mondo_pa, tb->nonresum_qmask, use_bootmem); + alloc_one_kbuf(&tb->nonresum_kernel_buf_pa, tb->nonresum_qmask, use_bootmem); init_cpu_send_mondo_info(tb, use_bootmem); } diff --git a/arch/sparc64/kernel/itlb_miss.S b/arch/sparc64/kernel/itlb_miss.S index ad46e2024f4..5a8377b5495 100644 --- a/arch/sparc64/kernel/itlb_miss.S +++ b/arch/sparc64/kernel/itlb_miss.S @@ -11,12 +11,12 @@ /* ITLB ** ICACHE line 2: TSB compare and TLB load */ bne,pn %xcc, tsb_miss_itlb ! Miss mov FAULT_CODE_ITLB, %g3 - andcc %g5, _PAGE_EXEC_4U, %g0 ! Executable? + sethi %hi(_PAGE_EXEC_4U), %g4 + andcc %g5, %g4, %g0 ! Executable? be,pn %xcc, tsb_do_fault nop ! Delay slot, fill me stxa %g5, [%g0] ASI_ITLB_DATA_IN ! Load TLB retry ! Trap done - nop /* ITLB ** ICACHE line 3: */ nop diff --git a/arch/sparc64/kernel/mdesc.c b/arch/sparc64/kernel/mdesc.c new file mode 100644 index 00000000000..f0e16045fb1 --- /dev/null +++ b/arch/sparc64/kernel/mdesc.c @@ -0,0 +1,672 @@ +/* mdesc.c: Sun4V machine description handling. + * + * Copyright (C) 2007 David S. Miller <davem@davemloft.net> + */ +#include <linux/kernel.h> +#include <linux/types.h> +#include <linux/bootmem.h> +#include <linux/log2.h> + +#include <asm/hypervisor.h> +#include <asm/mdesc.h> +#include <asm/prom.h> +#include <asm/oplib.h> +#include <asm/smp.h> + +/* Unlike the OBP device tree, the machine description is a full-on + * DAG. An arbitrary number of ARCs are possible from one + * node to other nodes and thus we can't use the OBP device_node + * data structure to represent these nodes inside of the kernel. + * + * Actually, it isn't even a DAG, because there are back pointers + * which create cycles in the graph. + * + * mdesc_hdr and mdesc_elem describe the layout of the data structure + * we get from the Hypervisor. + */ +struct mdesc_hdr { + u32 version; /* Transport version */ + u32 node_sz; /* node block size */ + u32 name_sz; /* name block size */ + u32 data_sz; /* data block size */ +}; + +struct mdesc_elem { + u8 tag; +#define MD_LIST_END 0x00 +#define MD_NODE 0x4e +#define MD_NODE_END 0x45 +#define MD_NOOP 0x20 +#define MD_PROP_ARC 0x61 +#define MD_PROP_VAL 0x76 +#define MD_PROP_STR 0x73 +#define MD_PROP_DATA 0x64 + u8 name_len; + u16 resv; + u32 name_offset; + union { + struct { + u32 data_len; + u32 data_offset; + } data; + u64 val; + } d; +}; + +static struct mdesc_hdr *main_mdesc; +static struct mdesc_node *allnodes; + +static struct mdesc_node *allnodes_tail; +static unsigned int unique_id; + +static struct mdesc_node **mdesc_hash; +static unsigned int mdesc_hash_size; + +static inline unsigned int node_hashfn(u64 node) +{ + return ((unsigned int) (node ^ (node >> 8) ^ (node >> 16))) + & (mdesc_hash_size - 1); +} + +static inline void hash_node(struct mdesc_node *mp) +{ + struct mdesc_node **head = &mdesc_hash[node_hashfn(mp->node)]; + + mp->hash_next = *head; + *head = mp; + + if (allnodes_tail) { + allnodes_tail->allnodes_next = mp; + allnodes_tail = mp; + } else { + allnodes = allnodes_tail = mp; + } +} + +static struct mdesc_node *find_node(u64 node) +{ + struct mdesc_node *mp = mdesc_hash[node_hashfn(node)]; + + while (mp) { + if (mp->node == node) + return mp; + + mp = mp->hash_next; + } + return NULL; +} + +struct property *md_find_property(const struct mdesc_node *mp, + const char *name, + int *lenp) +{ + struct property *pp; + + for (pp = mp->properties; pp != 0; pp = pp->next) { + if (strcasecmp(pp->name, name) == 0) { + if (lenp) + *lenp = pp->length; + break; + } + } + return pp; +} +EXPORT_SYMBOL(md_find_property); + +/* + * Find a property with a given name for a given node + * and return the value. + */ +const void *md_get_property(const struct mdesc_node *mp, const char *name, + int *lenp) +{ + struct property *pp = md_find_property(mp, name, lenp); + return pp ? pp->value : NULL; +} +EXPORT_SYMBOL(md_get_property); + +struct mdesc_node *md_find_node_by_name(struct mdesc_node *from, + const char *name) +{ + struct mdesc_node *mp; + + mp = from ? from->allnodes_next : allnodes; + for (; mp != NULL; mp = mp->allnodes_next) { + if (strcmp(mp->name, name) == 0) + break; + } + return mp; +} +EXPORT_SYMBOL(md_find_node_by_name); + +static unsigned int mdesc_early_allocated; + +static void * __init mdesc_early_alloc(unsigned long size) +{ + void *ret; + + ret = __alloc_bootmem(size, SMP_CACHE_BYTES, 0UL); + if (ret == NULL) { + prom_printf("MDESC: alloc of %lu bytes failed.\n", size); + prom_halt(); + } + + memset(ret, 0, size); + + mdesc_early_allocated += size; + + return ret; +} + +static unsigned int __init count_arcs(struct mdesc_elem *ep) +{ + unsigned int ret = 0; + + ep++; + while (ep->tag != MD_NODE_END) { + if (ep->tag == MD_PROP_ARC) + ret++; + ep++; + } + return ret; +} + +static void __init mdesc_node_alloc(u64 node, struct mdesc_elem *ep, const char *names) +{ + unsigned int num_arcs = count_arcs(ep); + struct mdesc_node *mp; + + mp = mdesc_early_alloc(sizeof(*mp) + + (num_arcs * sizeof(struct mdesc_arc))); + mp->name = names + ep->name_offset; + mp->node = node; + mp->unique_id = unique_id++; + mp->num_arcs = num_arcs; + + hash_node(mp); +} + +static inline struct mdesc_elem *node_block(struct mdesc_hdr *mdesc) +{ + return (struct mdesc_elem *) (mdesc + 1); +} + +static inline void *name_block(struct mdesc_hdr *mdesc) +{ + return ((void *) node_block(mdesc)) + mdesc->node_sz; +} + +static inline void *data_block(struct mdesc_hdr *mdesc) +{ + return ((void *) name_block(mdesc)) + mdesc->name_sz; +} + +/* In order to avoid recursion (the graph can be very deep) we use a + * two pass algorithm. First we allocate all the nodes and hash them. + * Then we iterate over each node, filling in the arcs and properties. + */ +static void __init build_all_nodes(struct mdesc_hdr *mdesc) +{ + struct mdesc_elem *start, *ep; + struct mdesc_node *mp; + const char *names; + void *data; + u64 last_node; + + start = ep = node_block(mdesc); + last_node = mdesc->node_sz / 16; + + names = name_block(mdesc); + + while (1) { + u64 node = ep - start; + + if (ep->tag == MD_LIST_END) + break; + + if (ep->tag != MD_NODE) { + prom_printf("MDESC: Inconsistent element list.\n"); + prom_halt(); + } + + mdesc_node_alloc(node, ep, names); + + if (ep->d.val >= last_node) { + printk("MDESC: Warning, early break out of node scan.\n"); + printk("MDESC: Next node [%lu] last_node [%lu].\n", + node, last_node); + break; + } + + ep = start + ep->d.val; + } + + data = data_block(mdesc); + for (mp = allnodes; mp; mp = mp->allnodes_next) { + struct mdesc_elem *ep = start + mp->node; + struct property **link = &mp->properties; + unsigned int this_arc = 0; + + ep++; + while (ep->tag != MD_NODE_END) { + switch (ep->tag) { + case MD_PROP_ARC: { + struct mdesc_node *target; + + if (this_arc >= mp->num_arcs) { + prom_printf("MDESC: ARC overrun [%u:%u]\n", + this_arc, mp->num_arcs); + prom_halt(); + } + target = find_node(ep->d.val); + if (!target) { + printk("MDESC: Warning, arc points to " + "missing node, ignoring.\n"); + break; + } + mp->arcs[this_arc].name = + (names + ep->name_offset); + mp->arcs[this_arc].arc = target; + this_arc++; + break; + } + + case MD_PROP_VAL: + case MD_PROP_STR: + case MD_PROP_DATA: { + struct property *p = mdesc_early_alloc(sizeof(*p)); + + p->unique_id = unique_id++; + p->name = (char *) names + ep->name_offset; + if (ep->tag == MD_PROP_VAL) { + p->value = &ep->d.val; + p->length = 8; + } else { + p->value = data + ep->d.data.data_offset; + p->length = ep->d.data.data_len; + } + *link = p; + link = &p->next; + break; + } + + case MD_NOOP: + break; + + default: + printk("MDESC: Warning, ignoring unknown tag type %02x\n", + ep->tag); + } + ep++; + } + } +} + +static unsigned int __init count_nodes(struct mdesc_hdr *mdesc) +{ + struct mdesc_elem *ep = node_block(mdesc); + struct mdesc_elem *end; + unsigned int cnt = 0; + + end = ((void *)ep) + mdesc->node_sz; + while (ep < end) { + if (ep->tag == MD_NODE) + cnt++; + ep++; + } + return cnt; +} + +static void __init report_platform_properties(void) +{ + struct mdesc_node *pn = md_find_node_by_name(NULL, "platform"); + const char *s; + const u64 *v; + + if (!pn) { + prom_printf("No platform node in machine-description.\n"); + prom_halt(); + } + + s = md_get_property(pn, "banner-name", NULL); + printk("PLATFORM: banner-name [%s]\n", s); + s = md_get_property(pn, "name", NULL); + printk("PLATFORM: name [%s]\n", s); + + v = md_get_property(pn, "hostid", NULL); + if (v) + printk("PLATFORM: hostid [%08lx]\n", *v); + v = md_get_property(pn, "serial#", NULL); + if (v) + printk("PLATFORM: serial# [%08lx]\n", *v); + v = md_get_property(pn, "stick-frequency", NULL); + printk("PLATFORM: stick-frequency [%08lx]\n", *v); + v = md_get_property(pn, "mac-address", NULL); + if (v) + printk("PLATFORM: mac-address [%lx]\n", *v); + v = md_get_property(pn, "watchdog-resolution", NULL); + if (v) + printk("PLATFORM: watchdog-resolution [%lu ms]\n", *v); + v = md_get_property(pn, "watchdog-max-timeout", NULL); + if (v) + printk("PLATFORM: watchdog-max-timeout [%lu ms]\n", *v); + v = md_get_property(pn, "max-cpus", NULL); + if (v) + printk("PLATFORM: max-cpus [%lu]\n", *v); +} + +static int inline find_in_proplist(const char *list, const char *match, int len) +{ + while (len > 0) { + int l; + + if (!strcmp(list, match)) + return 1; + l = strlen(list) + 1; + list += l; + len -= l; + } + return 0; +} + +static void __init fill_in_one_cache(cpuinfo_sparc *c, struct mdesc_node *mp) +{ + const u64 *level = md_get_property(mp, "level", NULL); + const u64 *size = md_get_property(mp, "size", NULL); + const u64 *line_size = md_get_property(mp, "line-size", NULL); + const char *type; + int type_len; + + type = md_get_property(mp, "type", &type_len); + + switch (*level) { + case 1: + if (find_in_proplist(type, "instn", type_len)) { + c->icache_size = *size; + c->icache_line_size = *line_size; + } else if (find_in_proplist(type, "data", type_len)) { + c->dcache_size = *size; + c->dcache_line_size = *line_size; + } + break; + + case 2: + c->ecache_size = *size; + c->ecache_line_size = *line_size; + break; + + default: + break; + } + + if (*level == 1) { + unsigned int i; + + for (i = 0; i < mp->num_arcs; i++) { + struct mdesc_node *t = mp->arcs[i].arc; + + if (strcmp(mp->arcs[i].name, "fwd")) + continue; + + if (!strcmp(t->name, "cache")) + fill_in_one_cache(c, t); + } + } +} + +static void __init mark_core_ids(struct mdesc_node *mp, int core_id) +{ + unsigned int i; + + for (i = 0; i < mp->num_arcs; i++) { + struct mdesc_node *t = mp->arcs[i].arc; + const u64 *id; + + if (strcmp(mp->arcs[i].name, "back")) + continue; + + if (!strcmp(t->name, "cpu")) { + id = md_get_property(t, "id", NULL); + if (*id < NR_CPUS) + cpu_data(*id).core_id = core_id; + } else { + unsigned int j; + + for (j = 0; j < t->num_arcs; j++) { + struct mdesc_node *n = t->arcs[j].arc; + + if (strcmp(t->arcs[j].name, "back")) + continue; + + if (strcmp(n->name, "cpu")) + continue; + + id = md_get_property(n, "id", NULL); + if (*id < NR_CPUS) + cpu_data(*id).core_id = core_id; + } + } + } +} + +static void __init set_core_ids(void) +{ + struct mdesc_node *mp; + int idx; + + idx = 1; + md_for_each_node_by_name(mp, "cache") { + const u64 *level = md_get_property(mp, "level", NULL); + const char *type; + int len; + + if (*level != 1) + continue; + + type = md_get_property(mp, "type", &len); + if (!find_in_proplist(type, "instn", len)) + continue; + + mark_core_ids(mp, idx); + + idx++; + } +} + +static void __init mark_proc_ids(struct mdesc_node *mp, int proc_id) +{ + int i; + + for (i = 0; i < mp->num_arcs; i++) { + struct mdesc_node *t = mp->arcs[i].arc; + const u64 *id; + + if (strcmp(mp->arcs[i].name, "back")) + continue; + + if (strcmp(t->name, "cpu")) + continue; + + id = md_get_property(t, "id", NULL); + if (*id < NR_CPUS) + cpu_data(*id).proc_id = proc_id; + } +} + +static void __init __set_proc_ids(const char *exec_unit_name) +{ + struct mdesc_node *mp; + int idx; + + idx = 0; + md_for_each_node_by_name(mp, exec_unit_name) { + const char *type; + int len; + + type = md_get_property(mp, "type", &len); + if (!find_in_proplist(type, "int", len) && + !find_in_proplist(type, "integer", len)) + continue; + + mark_proc_ids(mp, idx); + + idx++; + } +} + +static void __init set_proc_ids(void) +{ + __set_proc_ids("exec_unit"); + __set_proc_ids("exec-unit"); +} + +static void __init get_one_mondo_bits(const u64 *p, unsigned int *mask, unsigned char def) +{ + u64 val; + + if (!p) + goto use_default; + val = *p; + + if (!val || val >= 64) + goto use_default; + + *mask = ((1U << val) * 64U) - 1U; + return; + +use_default: + *mask = ((1U << def) * 64U) - 1U; +} + +static void __init get_mondo_data(struct mdesc_node *mp, struct trap_per_cpu *tb) +{ + const u64 *val; + + val = md_get_property(mp, "q-cpu-mondo-#bits", NULL); + get_one_mondo_bits(val, &tb->cpu_mondo_qmask, 7); + + val = md_get_property(mp, "q-dev-mondo-#bits", NULL); + get_one_mondo_bits(val, &tb->dev_mondo_qmask, 7); + + val = md_get_property(mp, "q-resumable-#bits", NULL); + get_one_mondo_bits(val, &tb->resum_qmask, 6); + + val = md_get_property(mp, "q-nonresumable-#bits", NULL); + get_one_mondo_bits(val, &tb->nonresum_qmask, 2); +} + +static void __init mdesc_fill_in_cpu_data(void) +{ + struct mdesc_node *mp; + + ncpus_probed = 0; + md_for_each_node_by_name(mp, "cpu") { + const u64 *id = md_get_property(mp, "id", NULL); + const u64 *cfreq = md_get_property(mp, "clock-frequency", NULL); + struct trap_per_cpu *tb; + cpuinfo_sparc *c; + unsigned int i; + int cpuid; + + ncpus_probed++; + + cpuid = *id; + +#ifdef CONFIG_SMP + if (cpuid >= NR_CPUS) + continue; +#else + /* On uniprocessor we only want the values for the + * real physical cpu the kernel booted onto, however + * cpu_data() only has one entry at index 0. + */ + if (cpuid != real_hard_smp_processor_id()) + continue; + cpuid = 0; +#endif + + c = &cpu_data(cpuid); + c->clock_tick = *cfreq; + + tb = &trap_block[cpuid]; + get_mondo_data(mp, tb); + + for (i = 0; i < mp->num_arcs; i++) { + struct mdesc_node *t = mp->arcs[i].arc; + unsigned int j; + + if (strcmp(mp->arcs[i].name, "fwd")) + continue; + + if (!strcmp(t->name, "cache")) { + fill_in_one_cache(c, t); + continue; + } + + for (j = 0; j < t->num_arcs; j++) { + struct mdesc_node *n; + + n = t->arcs[j].arc; + if (strcmp(t->arcs[j].name, "fwd")) + continue; + + if (!strcmp(n->name, "cache")) + fill_in_one_cache(c, n); + } + } + +#ifdef CONFIG_SMP + cpu_set(cpuid, cpu_present_map); + cpu_set(cpuid, phys_cpu_present_map); +#endif + + c->core_id = 0; + c->proc_id = -1; + } + +#ifdef CONFIG_SMP + sparc64_multi_core = 1; +#endif + + set_core_ids(); + set_proc_ids(); + + smp_fill_in_sib_core_maps(); +} + +void __init sun4v_mdesc_init(void) +{ + unsigned long len, real_len, status; + + (void) sun4v_mach_desc(0UL, 0UL, &len); + + printk("MDESC: Size is %lu bytes.\n", len); + + main_mdesc = mdesc_early_alloc(len); + + status = sun4v_mach_desc(__pa(main_mdesc), len, &real_len); + if (status != HV_EOK || real_len > len) { + prom_printf("sun4v_mach_desc fails, err(%lu), " + "len(%lu), real_len(%lu)\n", + status, len, real_len); + prom_halt(); + } + + len = count_nodes(main_mdesc); + printk("MDESC: %lu nodes.\n", len); + + len = roundup_pow_of_two(len); + + mdesc_hash = mdesc_early_alloc(len * sizeof(struct mdesc_node *)); + mdesc_hash_size = len; + + printk("MDESC: Hash size %lu entries.\n", len); + + build_all_nodes(main_mdesc); + + printk("MDESC: Built graph with %u bytes of memory.\n", + mdesc_early_allocated); + + report_platform_properties(); + mdesc_fill_in_cpu_data(); +} diff --git a/arch/sparc64/kernel/of_device.c b/arch/sparc64/kernel/of_device.c index 16cc46a7187..6676b93219d 100644 --- a/arch/sparc64/kernel/of_device.c +++ b/arch/sparc64/kernel/of_device.c @@ -343,6 +343,15 @@ static int of_bus_simba_match(struct device_node *np) if (model && !strcmp(model, "SUNW,simba")) return 1; + + /* Treat PCI busses lacking ranges property just like + * simba. + */ + if (!strcmp(np->type, "pci") || !strcmp(np->type, "pciex")) { + if (!of_find_property(np, "ranges", NULL)) + return 1; + } + return 0; } @@ -549,8 +558,6 @@ static int __init build_one_resource(struct device_node *parent, static int __init use_1to1_mapping(struct device_node *pp) { - const char *model; - /* If this is on the PMU bus, don't try to translate it even * if a ranges property exists. */ @@ -567,9 +574,11 @@ static int __init use_1to1_mapping(struct device_node *pp) if (!strcmp(pp->name, "dma")) return 0; - /* Similarly for Simba PCI bridges. */ - model = of_get_property(pp, "model", NULL); - if (model && !strcmp(model, "SUNW,simba")) + /* Similarly for all PCI bridges, if we get this far + * it lacks a ranges property, and this will include + * cases like Simba. + */ + if (!strcmp(pp->type, "pci") || !strcmp(pp->type, "pciex")) return 0; return 1; diff --git a/arch/sparc64/kernel/pci.c b/arch/sparc64/kernel/pci.c index d4c077dc5e8..81f4a5ea05f 100644 --- a/arch/sparc64/kernel/pci.c +++ b/arch/sparc64/kernel/pci.c @@ -306,6 +306,20 @@ static void __init pci_controller_probe(void) pci_controller_scan(pci_controller_init); } +static int ofpci_verbose; + +static int __init ofpci_debug(char *str) +{ + int val = 0; + + get_option(&str, &val); + if (val) + ofpci_verbose = 1; + return 1; +} + +__setup("ofpci_debug=", ofpci_debug); + static unsigned long pci_parse_of_flags(u32 addr0) { unsigned long flags = 0; @@ -337,7 +351,9 @@ static void pci_parse_of_addrs(struct of_device *op, addrs = of_get_property(node, "assigned-addresses", &proplen); if (!addrs) return; - printk(" parse addresses (%d bytes) @ %p\n", proplen, addrs); + if (ofpci_verbose) + printk(" parse addresses (%d bytes) @ %p\n", + proplen, addrs); op_res = &op->resource[0]; for (; proplen >= 20; proplen -= 20, addrs += 5, op_res++) { struct resource *res; @@ -348,8 +364,9 @@ static void pci_parse_of_addrs(struct of_device *op, if (!flags) continue; i = addrs[0] & 0xff; - printk(" start: %lx, end: %lx, i: %x\n", - op_res->start, op_res->end, i); + if (ofpci_verbose) + printk(" start: %lx, end: %lx, i: %x\n", + op_res->start, op_res->end, i); if (PCI_BASE_ADDRESS_0 <= i && i <= PCI_BASE_ADDRESS_5) { res = &dev->resource[(i - PCI_BASE_ADDRESS_0) >> 2]; @@ -393,8 +410,9 @@ struct pci_dev *of_create_pci_dev(struct pci_pbm_info *pbm, if (type == NULL) type = ""; - printk(" create device, devfn: %x, type: %s hostcontroller(%d)\n", - devfn, type, host_controller); + if (ofpci_verbose) + printk(" create device, devfn: %x, type: %s\n", + devfn, type); dev->bus = bus; dev->sysdata = node; @@ -434,8 +452,9 @@ struct pci_dev *of_create_pci_dev(struct pci_pbm_info *pbm, sprintf(pci_name(dev), "%04x:%02x:%02x.%d", pci_domain_nr(bus), dev->bus->number, PCI_SLOT(devfn), PCI_FUNC(devfn)); } - printk(" class: 0x%x device name: %s\n", - dev->class, pci_name(dev)); + if (ofpci_verbose) + printk(" class: 0x%x device name: %s\n", + dev->class, pci_name(dev)); /* I have seen IDE devices which will not respond to * the bmdma simplex check reads if bus mastering is @@ -469,7 +488,8 @@ struct pci_dev *of_create_pci_dev(struct pci_pbm_info *pbm, } pci_parse_of_addrs(sd->op, node, dev); - printk(" adding to system ...\n"); + if (ofpci_verbose) + printk(" adding to system ...\n"); pci_device_add(dev, bus); @@ -502,6 +522,89 @@ static void pci_resource_adjust(struct resource *res, res->end += root->start; } +/* For PCI bus devices which lack a 'ranges' property we interrogate + * the config space values to set the resources, just like the generic + * Linux PCI probing code does. + */ +static void __devinit pci_cfg_fake_ranges(struct pci_dev *dev, + struct pci_bus *bus, + struct pci_pbm_info *pbm) +{ + struct resource *res; + u8 io_base_lo, io_limit_lo; + u16 mem_base_lo, mem_limit_lo; + unsigned long base, limit; + + pci_read_config_byte(dev, PCI_IO_BASE, &io_base_lo); + pci_read_config_byte(dev, PCI_IO_LIMIT, &io_limit_lo); + base = (io_base_lo & PCI_IO_RANGE_MASK) << 8; + limit = (io_limit_lo & PCI_IO_RANGE_MASK) << 8; + + if ((io_base_lo & PCI_IO_RANGE_TYPE_MASK) == PCI_IO_RANGE_TYPE_32) { + u16 io_base_hi, io_limit_hi; + + pci_read_config_word(dev, PCI_IO_BASE_UPPER16, &io_base_hi); + pci_read_config_word(dev, PCI_IO_LIMIT_UPPER16, &io_limit_hi); + base |= (io_base_hi << 16); + limit |= (io_limit_hi << 16); + } + + res = bus->resource[0]; + if (base <= limit) { + res->flags = (io_base_lo & PCI_IO_RANGE_TYPE_MASK) | IORESOURCE_IO; + if (!res->start) + res->start = base; + if (!res->end) + res->end = limit + 0xfff; + pci_resource_adjust(res, &pbm->io_space); + } + + pci_read_config_word(dev, PCI_MEMORY_BASE, &mem_base_lo); + pci_read_config_word(dev, PCI_MEMORY_LIMIT, &mem_limit_lo); + base = (mem_base_lo & PCI_MEMORY_RANGE_MASK) << 16; + limit = (mem_limit_lo & PCI_MEMORY_RANGE_MASK) << 16; + + res = bus->resource[1]; + if (base <= limit) { + res->flags = ((mem_base_lo & PCI_MEMORY_RANGE_TYPE_MASK) | + IORESOURCE_MEM); + res->start = base; + res->end = limit + 0xfffff; + pci_resource_adjust(res, &pbm->mem_space); + } + + pci_read_config_word(dev, PCI_PREF_MEMORY_BASE, &mem_base_lo); + pci_read_config_word(dev, PCI_PREF_MEMORY_LIMIT, &mem_limit_lo); + base = (mem_base_lo & PCI_PREF_RANGE_MASK) << 16; + limit = (mem_limit_lo & PCI_PREF_RANGE_MASK) << 16; + + if ((mem_base_lo & PCI_PREF_RANGE_TYPE_MASK) == PCI_PREF_RANGE_TYPE_64) { + u32 mem_base_hi, mem_limit_hi; + + pci_read_config_dword(dev, PCI_PREF_BASE_UPPER32, &mem_base_hi); + pci_read_config_dword(dev, PCI_PREF_LIMIT_UPPER32, &mem_limit_hi); + + /* + * Some bridges set the base > limit by default, and some + * (broken) BIOSes do not initialize them. If we find + * this, just assume they are not being used. + */ + if (mem_base_hi <= mem_limit_hi) { + base |= ((long) mem_base_hi) << 32; + limit |= ((long) mem_limit_hi) << 32; + } + } + + res = bus->resource[2]; + if (base <= limit) { + res->flags = ((mem_base_lo & PCI_MEMORY_RANGE_TYPE_MASK) | + IORESOURCE_MEM | IORESOURCE_PREFETCH); + res->start = base; + res->end = limit + 0xfffff; + pci_resource_adjust(res, &pbm->mem_space); + } +} + /* Cook up fake bus resources for SUNW,simba PCI bridges which lack * a proper 'ranges' property. */ @@ -547,7 +650,8 @@ static void __devinit of_scan_pci_bridge(struct pci_pbm_info *pbm, unsigned int flags; u64 size; - printk("of_scan_pci_bridge(%s)\n", node->full_name); + if (ofpci_verbose) + printk("of_scan_pci_bridge(%s)\n", node->full_name); /* parse bus-range property */ busrange = of_get_property(node, "bus-range", &len); @@ -560,13 +664,8 @@ static void __devinit of_scan_pci_bridge(struct pci_pbm_info *pbm, simba = 0; if (ranges == NULL) { const char *model = of_get_property(node, "model", NULL); - if (model && !strcmp(model, "SUNW,simba")) { + if (model && !strcmp(model, "SUNW,simba")) simba = 1; - } else { - printk(KERN_DEBUG "Can't get ranges for PCI-PCI bridge %s\n", - node->full_name); - return; - } } bus = pci_add_new_bus(dev->bus, dev, busrange[0]); @@ -590,7 +689,10 @@ static void __devinit of_scan_pci_bridge(struct pci_pbm_info *pbm, } if (simba) { apb_fake_ranges(dev, bus, pbm); - goto simba_cont; + goto after_ranges; + } else if (ranges == NULL) { + pci_cfg_fake_ranges(dev, bus, pbm); + goto after_ranges; } i = 1; for (; len >= 32; len -= 32, ranges += 8) { @@ -629,10 +731,11 @@ static void __devinit of_scan_pci_bridge(struct pci_pbm_info *pbm, */ pci_resource_adjust(res, root); } -simba_cont: +after_ranges: sprintf(bus->name, "PCI Bus %04x:%02x", pci_domain_nr(bus), bus->number); - printk(" bus name: %s\n", bus->name); + if (ofpci_verbose) + printk(" bus name: %s\n", bus->name); pci_of_scan_bus(pbm, node, bus); } @@ -646,12 +749,14 @@ static void __devinit pci_of_scan_bus(struct pci_pbm_info *pbm, int reglen, devfn; struct pci_dev *dev; - printk("PCI: scan_bus[%s] bus no %d\n", - node->full_name, bus->number); + if (ofpci_verbose) + printk("PCI: scan_bus[%s] bus no %d\n", + node->full_name, bus->number); child = NULL; while ((child = of_get_next_child(node, child)) != NULL) { - printk(" * %s\n", child->full_name); + if (ofpci_verbose) + printk(" * %s\n", child->full_name); reg = of_get_property(child, "reg", ®len); if (reg == NULL || reglen < 20) continue; @@ -661,7 +766,9 @@ static void __devinit pci_of_scan_bus(struct pci_pbm_info *pbm, dev = of_create_pci_dev(pbm, child, bus, devfn, 0); if (!dev) continue; - printk("PCI: dev header type: %x\n", dev->hdr_type); + if (ofpci_verbose) + printk("PCI: dev header type: %x\n", + dev->hdr_type); if (dev->hdr_type == PCI_HEADER_TYPE_BRIDGE || dev->hdr_type == PCI_HEADER_TYPE_CARDBUS) diff --git a/arch/sparc64/kernel/pci_common.c b/arch/sparc64/kernel/pci_common.c index f974fefc3eb..4249214608a 100644 --- a/arch/sparc64/kernel/pci_common.c +++ b/arch/sparc64/kernel/pci_common.c @@ -291,8 +291,9 @@ void pci_determine_mem_io_space(struct pci_pbm_info *pbm) for (i = 0; i < num_pbm_ranges; i++) { const struct linux_prom_pci_ranges *pr = &pbm_ranges[i]; - unsigned long a; + unsigned long a, size; u32 parent_phys_hi, parent_phys_lo; + u32 size_hi, size_lo; int type; parent_phys_hi = pr->parent_phys_hi; @@ -300,9 +301,14 @@ void pci_determine_mem_io_space(struct pci_pbm_info *pbm) if (tlb_type == hypervisor) parent_phys_hi &= 0x0fffffff; + size_hi = pr->size_hi; + size_lo = pr->size_lo; + type = (pr->child_phys_hi >> 24) & 0x3; a = (((unsigned long)parent_phys_hi << 32UL) | ((unsigned long)parent_phys_lo << 0UL)); + size = (((unsigned long)size_hi << 32UL) | + ((unsigned long)size_lo << 0UL)); switch (type) { case 0: @@ -313,7 +319,7 @@ void pci_determine_mem_io_space(struct pci_pbm_info *pbm) case 1: /* 16-bit IO space, 16MB */ pbm->io_space.start = a; - pbm->io_space.end = a + ((16UL*1024UL*1024UL) - 1UL); + pbm->io_space.end = a + size - 1UL; pbm->io_space.flags = IORESOURCE_IO; saw_io = 1; break; @@ -321,7 +327,7 @@ void pci_determine_mem_io_space(struct pci_pbm_info *pbm) case 2: /* 32-bit MEM space, 2GB */ pbm->mem_space.start = a; - pbm->mem_space.end = a + (0x80000000UL - 1UL); + pbm->mem_space.end = a + size - 1UL; pbm->mem_space.flags = IORESOURCE_MEM; saw_mem = 1; break; diff --git a/arch/sparc64/kernel/pci_sabre.c b/arch/sparc64/kernel/pci_sabre.c index e2377796de8..22e1be5c748 100644 --- a/arch/sparc64/kernel/pci_sabre.c +++ b/arch/sparc64/kernel/pci_sabre.c @@ -636,13 +636,18 @@ static void apb_init(struct pci_bus *sabre_bus) static void sabre_scan_bus(struct pci_pbm_info *pbm) { static int once; - struct pci_bus *pbus; /* The APB bridge speaks to the Sabre host PCI bridge * at 66Mhz, but the front side of APB runs at 33Mhz * for both segments. + * + * Hummingbird systems do not use APB, so they run + * at 66MHZ. */ - pbm->is_66mhz_capable = 0; + if (hummingbird_p) + pbm->is_66mhz_capable = 1; + else + pbm->is_66mhz_capable = 0; /* This driver has not been verified to handle * multiple SABREs yet, so trap this. @@ -656,13 +661,13 @@ static void sabre_scan_bus(struct pci_pbm_info *pbm) } once++; - pbus = pci_scan_one_pbm(pbm); - if (!pbus) + pbm->pci_bus = pci_scan_one_pbm(pbm); + if (!pbm->pci_bus) return; - sabre_root_bus = pbus; + sabre_root_bus = pbm->pci_bus; - apb_init(pbus); + apb_init(pbm->pci_bus); sabre_register_error_handlers(pbm); } @@ -762,9 +767,10 @@ void sabre_init(struct device_node *dp, char *model_name) /* Of course, Sun has to encode things a thousand * different ways, inconsistently. */ - cpu_find_by_instance(0, &dp, NULL); - if (!strcmp(dp->name, "SUNW,UltraSPARC-IIe")) - hummingbird_p = 1; + for_each_node_by_type(dp, "cpu") { + if (!strcmp(dp->name, "SUNW,UltraSPARC-IIe")) + hummingbird_p = 1; + } } } diff --git a/arch/sparc64/kernel/pci_sun4v.c b/arch/sparc64/kernel/pci_sun4v.c index 044e8ec4c0f..6b3fe2c1d65 100644 --- a/arch/sparc64/kernel/pci_sun4v.c +++ b/arch/sparc64/kernel/pci_sun4v.c @@ -12,6 +12,7 @@ #include <linux/percpu.h> #include <linux/irq.h> #include <linux/msi.h> +#include <linux/log2.h> #include <asm/iommu.h> #include <asm/irq.h> @@ -26,6 +27,9 @@ #include "pci_sun4v.h" +static unsigned long vpci_major = 1; +static unsigned long vpci_minor = 1; + #define PGLIST_NENTS (PAGE_SIZE / sizeof(u64)) struct iommu_batch { @@ -638,9 +642,8 @@ static void pci_sun4v_iommu_init(struct pci_pbm_info *pbm) { struct iommu *iommu = pbm->iommu; struct property *prop; - unsigned long num_tsb_entries, sz; + unsigned long num_tsb_entries, sz, tsbsize; u32 vdma[2], dma_mask, dma_offset; - int tsbsize; prop = of_find_property(pbm->prom_node, "virtual-dma", NULL); if (prop) { @@ -654,31 +657,15 @@ static void pci_sun4v_iommu_init(struct pci_pbm_info *pbm) vdma[1] = 0x80000000; } - dma_mask = vdma[0]; - switch (vdma[1]) { - case 0x20000000: - dma_mask |= 0x1fffffff; - tsbsize = 64; - break; - - case 0x40000000: - dma_mask |= 0x3fffffff; - tsbsize = 128; - break; - - case 0x80000000: - dma_mask |= 0x7fffffff; - tsbsize = 256; - break; - - default: - prom_printf("PCI-SUN4V: strange virtual-dma size.\n"); - prom_halt(); + if ((vdma[0] | vdma[1]) & ~IO_PAGE_MASK) { + prom_printf("PCI-SUN4V: strange virtual-dma[%08x:%08x].\n", + vdma[0], vdma[1]); + prom_halt(); }; - tsbsize *= (8 * 1024); - - num_tsb_entries = tsbsize / sizeof(iopte_t); + dma_mask = (roundup_pow_of_two(vdma[1]) - 1UL); + num_tsb_entries = vdma[1] / IO_PAGE_SIZE; + tsbsize = num_tsb_entries * sizeof(iopte_t); dma_offset = vdma[0]; @@ -689,7 +676,7 @@ static void pci_sun4v_iommu_init(struct pci_pbm_info *pbm) iommu->dma_addr_mask = dma_mask; /* Allocate and initialize the free area map. */ - sz = num_tsb_entries / 8; + sz = (num_tsb_entries + 7) / 8; sz = (sz + 7UL) & ~7UL; iommu->arena.map = kzalloc(sz, GFP_KERNEL); if (!iommu->arena.map) { @@ -1178,6 +1165,7 @@ static void pci_sun4v_pbm_init(struct pci_controller_info *p, struct device_node void sun4v_pci_init(struct device_node *dp, char *model_name) { + static int hvapi_negotiated = 0; struct pci_controller_info *p; struct pci_pbm_info *pbm; struct iommu *iommu; @@ -1186,6 +1174,20 @@ void sun4v_pci_init(struct device_node *dp, char *model_name) u32 devhandle; int i; + if (!hvapi_negotiated++) { + int err = sun4v_hvapi_register(HV_GRP_PCI, + vpci_major, + &vpci_minor); + + if (err) { + prom_printf("SUN4V_PCI: Could not register hvapi, " + "err=%d\n", err); + prom_halt(); + } + printk("SUN4V_PCI: Registered hvapi major[%lu] minor[%lu]\n", + vpci_major, vpci_minor); + } + prop = of_find_property(dp, "reg", NULL); regs = prop->value; diff --git a/arch/sparc64/kernel/power.c b/arch/sparc64/kernel/power.c index 699b24b890d..5d6adea3967 100644 --- a/arch/sparc64/kernel/power.c +++ b/arch/sparc64/kernel/power.c @@ -19,6 +19,7 @@ #include <asm/prom.h> #include <asm/of_device.h> #include <asm/io.h> +#include <asm/sstate.h> #include <linux/unistd.h> @@ -53,6 +54,7 @@ static void (*poweroff_method)(void) = machine_alt_power_off; void machine_power_off(void) { + sstate_poweroff(); if (!serial_console || scons_pwroff) { #ifdef CONFIG_PCI if (power_reg) { diff --git a/arch/sparc64/kernel/process.c b/arch/sparc64/kernel/process.c index 952762bfb4c..f5f97e2c669 100644 --- a/arch/sparc64/kernel/process.c +++ b/arch/sparc64/kernel/process.c @@ -45,6 +45,7 @@ #include <asm/mmu_context.h> #include <asm/unistd.h> #include <asm/hypervisor.h> +#include <asm/sstate.h> /* #define VERBOSE_SHOWREGS */ @@ -106,6 +107,7 @@ extern void (*prom_keyboard)(void); void machine_halt(void) { + sstate_halt(); if (!serial_console && prom_palette) prom_palette (1); if (prom_keyboard) @@ -116,6 +118,7 @@ void machine_halt(void) void machine_alt_power_off(void) { + sstate_poweroff(); if (!serial_console && prom_palette) prom_palette(1); if (prom_keyboard) @@ -128,6 +131,7 @@ void machine_restart(char * cmd) { char *p; + sstate_reboot(); p = strchr (reboot_command, '\n'); if (p) *p = 0; if (!serial_console && prom_palette) diff --git a/arch/sparc64/kernel/prom.c b/arch/sparc64/kernel/prom.c index 02830e4671f..61036b34666 100644 --- a/arch/sparc64/kernel/prom.c +++ b/arch/sparc64/kernel/prom.c @@ -28,6 +28,7 @@ #include <asm/irq.h> #include <asm/asi.h> #include <asm/upa.h> +#include <asm/smp.h> static struct device_node *allnodes; @@ -932,29 +933,29 @@ static void __init fire_irq_trans_init(struct device_node *dp) * This should conform to both Sunfire/Wildfire server and Fusion * desktop designs. */ -#define SYSIO_IMAP_SLOT0 0x2c04UL -#define SYSIO_IMAP_SLOT1 0x2c0cUL -#define SYSIO_IMAP_SLOT2 0x2c14UL -#define SYSIO_IMAP_SLOT3 0x2c1cUL -#define SYSIO_IMAP_SCSI 0x3004UL -#define SYSIO_IMAP_ETH 0x300cUL -#define SYSIO_IMAP_BPP 0x3014UL -#define SYSIO_IMAP_AUDIO 0x301cUL -#define SYSIO_IMAP_PFAIL 0x3024UL -#define SYSIO_IMAP_KMS 0x302cUL -#define SYSIO_IMAP_FLPY 0x3034UL -#define SYSIO_IMAP_SHW 0x303cUL -#define SYSIO_IMAP_KBD 0x3044UL -#define SYSIO_IMAP_MS 0x304cUL -#define SYSIO_IMAP_SER 0x3054UL -#define SYSIO_IMAP_TIM0 0x3064UL -#define SYSIO_IMAP_TIM1 0x306cUL -#define SYSIO_IMAP_UE 0x3074UL -#define SYSIO_IMAP_CE 0x307cUL -#define SYSIO_IMAP_SBERR 0x3084UL -#define SYSIO_IMAP_PMGMT 0x308cUL -#define SYSIO_IMAP_GFX 0x3094UL -#define SYSIO_IMAP_EUPA 0x309cUL +#define SYSIO_IMAP_SLOT0 0x2c00UL +#define SYSIO_IMAP_SLOT1 0x2c08UL +#define SYSIO_IMAP_SLOT2 0x2c10UL +#define SYSIO_IMAP_SLOT3 0x2c18UL +#define SYSIO_IMAP_SCSI 0x3000UL +#define SYSIO_IMAP_ETH 0x3008UL +#define SYSIO_IMAP_BPP 0x3010UL +#define SYSIO_IMAP_AUDIO 0x3018UL +#define SYSIO_IMAP_PFAIL 0x3020UL +#define SYSIO_IMAP_KMS 0x3028UL +#define SYSIO_IMAP_FLPY 0x3030UL +#define SYSIO_IMAP_SHW 0x3038UL +#define SYSIO_IMAP_KBD 0x3040UL +#define SYSIO_IMAP_MS 0x3048UL +#define SYSIO_IMAP_SER 0x3050UL +#define SYSIO_IMAP_TIM0 0x3060UL +#define SYSIO_IMAP_TIM1 0x3068UL +#define SYSIO_IMAP_UE 0x3070UL +#define SYSIO_IMAP_CE 0x3078UL +#define SYSIO_IMAP_SBERR 0x3080UL +#define SYSIO_IMAP_PMGMT 0x3088UL +#define SYSIO_IMAP_GFX 0x3090UL +#define SYSIO_IMAP_EUPA 0x3098UL #define bogon ((unsigned long) -1) static unsigned long sysio_irq_offsets[] = { @@ -1005,10 +1006,10 @@ static unsigned long sysio_irq_offsets[] = { * Interrupt Clear register pointer, SYSIO specific version. */ #define SYSIO_ICLR_UNUSED0 0x3400UL -#define SYSIO_ICLR_SLOT0 0x340cUL -#define SYSIO_ICLR_SLOT1 0x344cUL -#define SYSIO_ICLR_SLOT2 0x348cUL -#define SYSIO_ICLR_SLOT3 0x34ccUL +#define SYSIO_ICLR_SLOT0 0x3408UL +#define SYSIO_ICLR_SLOT1 0x3448UL +#define SYSIO_ICLR_SLOT2 0x3488UL +#define SYSIO_ICLR_SLOT3 0x34c8UL static unsigned long sysio_imap_to_iclr(unsigned long imap) { unsigned long diff = SYSIO_ICLR_UNUSED0 - SYSIO_IMAP_SLOT0; @@ -1665,6 +1666,155 @@ static struct device_node * __init build_tree(struct device_node *parent, phandl return ret; } +static const char *get_mid_prop(void) +{ + return (tlb_type == spitfire ? "upa-portid" : "portid"); +} + +struct device_node *of_find_node_by_cpuid(int cpuid) +{ + struct device_node *dp; + const char *mid_prop = get_mid_prop(); + + for_each_node_by_type(dp, "cpu") { + int id = of_getintprop_default(dp, mid_prop, -1); + const char *this_mid_prop = mid_prop; + + if (id < 0) { + this_mid_prop = "cpuid"; + id = of_getintprop_default(dp, this_mid_prop, -1); + } + + if (id < 0) { + prom_printf("OF: Serious problem, cpu lacks " + "%s property", this_mid_prop); + prom_halt(); + } + if (cpuid == id) + return dp; + } + return NULL; +} + +static void __init of_fill_in_cpu_data(void) +{ + struct device_node *dp; + const char *mid_prop = get_mid_prop(); + + ncpus_probed = 0; + for_each_node_by_type(dp, "cpu") { + int cpuid = of_getintprop_default(dp, mid_prop, -1); + const char *this_mid_prop = mid_prop; + struct device_node *portid_parent; + int portid = -1; + + portid_parent = NULL; + if (cpuid < 0) { + this_mid_prop = "cpuid"; + cpuid = of_getintprop_default(dp, this_mid_prop, -1); + if (cpuid >= 0) { + int limit = 2; + + portid_parent = dp; + while (limit--) { + portid_parent = portid_parent->parent; + if (!portid_parent) + break; + portid = of_getintprop_default(portid_parent, + "portid", -1); + if (portid >= 0) + break; + } + } + } + + if (cpuid < 0) { + prom_printf("OF: Serious problem, cpu lacks " + "%s property", this_mid_prop); + prom_halt(); + } + + ncpus_probed++; + +#ifdef CONFIG_SMP + if (cpuid >= NR_CPUS) + continue; +#else + /* On uniprocessor we only want the values for the + * real physical cpu the kernel booted onto, however + * cpu_data() only has one entry at index 0. + */ + if (cpuid != real_hard_smp_processor_id()) + continue; + cpuid = 0; +#endif + + cpu_data(cpuid).clock_tick = + of_getintprop_default(dp, "clock-frequency", 0); + + if (portid_parent) { + cpu_data(cpuid).dcache_size = + of_getintprop_default(dp, "l1-dcache-size", + 16 * 1024); + cpu_data(cpuid).dcache_line_size = + of_getintprop_default(dp, "l1-dcache-line-size", + 32); + cpu_data(cpuid).icache_size = + of_getintprop_default(dp, "l1-icache-size", + 8 * 1024); + cpu_data(cpuid).icache_line_size = + of_getintprop_default(dp, "l1-icache-line-size", + 32); + cpu_data(cpuid).ecache_size = + of_getintprop_default(dp, "l2-cache-size", 0); + cpu_data(cpuid).ecache_line_size = + of_getintprop_default(dp, "l2-cache-line-size", 0); + if (!cpu_data(cpuid).ecache_size || + !cpu_data(cpuid).ecache_line_size) { + cpu_data(cpuid).ecache_size = + of_getintprop_default(portid_parent, + "l2-cache-size", + (4 * 1024 * 1024)); + cpu_data(cpuid).ecache_line_size = + of_getintprop_default(portid_parent, + "l2-cache-line-size", 64); + } + + cpu_data(cpuid).core_id = portid + 1; + cpu_data(cpuid).proc_id = portid; +#ifdef CONFIG_SMP + sparc64_multi_core = 1; +#endif + } else { + cpu_data(cpuid).dcache_size = + of_getintprop_default(dp, "dcache-size", 16 * 1024); + cpu_data(cpuid).dcache_line_size = + of_getintprop_default(dp, "dcache-line-size", 32); + + cpu_data(cpuid).icache_size = + of_getintprop_default(dp, "icache-size", 16 * 1024); + cpu_data(cpuid).icache_line_size = + of_getintprop_default(dp, "icache-line-size", 32); + + cpu_data(cpuid).ecache_size = + of_getintprop_default(dp, "ecache-size", + (4 * 1024 * 1024)); + cpu_data(cpuid).ecache_line_size = + of_getintprop_default(dp, "ecache-line-size", 64); + + cpu_data(cpuid).core_id = 0; + cpu_data(cpuid).proc_id = -1; + } + +#ifdef CONFIG_SMP + cpu_set(cpuid, cpu_present_map); + cpu_set(cpuid, phys_cpu_present_map); +#endif + } + + smp_fill_in_sib_core_maps(); +} + void __init prom_build_devicetree(void) { struct device_node **nextp; @@ -1679,4 +1829,7 @@ void __init prom_build_devicetree(void) &nextp); printk("PROM: Built device tree with %u bytes of memory.\n", prom_early_allocated); + + if (tlb_type != hypervisor) + of_fill_in_cpu_data(); } diff --git a/arch/sparc64/kernel/sbus.c b/arch/sparc64/kernel/sbus.c index 91f6e2a74ad..a1fd9bcc0b8 100644 --- a/arch/sparc64/kernel/sbus.c +++ b/arch/sparc64/kernel/sbus.c @@ -629,29 +629,29 @@ void sbus_set_sbus64(struct sbus_dev *sdev, int bursts) * This should conform to both Sunfire/Wildfire server and Fusion * desktop designs. */ -#define SYSIO_IMAP_SLOT0 0x2c04UL -#define SYSIO_IMAP_SLOT1 0x2c0cUL -#define SYSIO_IMAP_SLOT2 0x2c14UL -#define SYSIO_IMAP_SLOT3 0x2c1cUL -#define SYSIO_IMAP_SCSI 0x3004UL -#define SYSIO_IMAP_ETH 0x300cUL -#define SYSIO_IMAP_BPP 0x3014UL -#define SYSIO_IMAP_AUDIO 0x301cUL -#define SYSIO_IMAP_PFAIL 0x3024UL -#define SYSIO_IMAP_KMS 0x302cUL -#define SYSIO_IMAP_FLPY 0x3034UL -#define SYSIO_IMAP_SHW 0x303cUL -#define SYSIO_IMAP_KBD 0x3044UL -#define SYSIO_IMAP_MS 0x304cUL -#define SYSIO_IMAP_SER 0x3054UL -#define SYSIO_IMAP_TIM0 0x3064UL -#define SYSIO_IMAP_TIM1 0x306cUL -#define SYSIO_IMAP_UE 0x3074UL -#define SYSIO_IMAP_CE 0x307cUL -#define SYSIO_IMAP_SBERR 0x3084UL -#define SYSIO_IMAP_PMGMT 0x308cUL -#define SYSIO_IMAP_GFX 0x3094UL -#define SYSIO_IMAP_EUPA 0x309cUL +#define SYSIO_IMAP_SLOT0 0x2c00UL +#define SYSIO_IMAP_SLOT1 0x2c08UL +#define SYSIO_IMAP_SLOT2 0x2c10UL +#define SYSIO_IMAP_SLOT3 0x2c18UL +#define SYSIO_IMAP_SCSI 0x3000UL +#define SYSIO_IMAP_ETH 0x3008UL +#define SYSIO_IMAP_BPP 0x3010UL +#define SYSIO_IMAP_AUDIO 0x3018UL +#define SYSIO_IMAP_PFAIL 0x3020UL +#define SYSIO_IMAP_KMS 0x3028UL +#define SYSIO_IMAP_FLPY 0x3030UL +#define SYSIO_IMAP_SHW 0x3038UL +#define SYSIO_IMAP_KBD 0x3040UL +#define SYSIO_IMAP_MS 0x3048UL +#define SYSIO_IMAP_SER 0x3050UL +#define SYSIO_IMAP_TIM0 0x3060UL +#define SYSIO_IMAP_TIM1 0x3068UL +#define SYSIO_IMAP_UE 0x3070UL +#define SYSIO_IMAP_CE 0x3078UL +#define SYSIO_IMAP_SBERR 0x3080UL +#define SYSIO_IMAP_PMGMT 0x3088UL +#define SYSIO_IMAP_GFX 0x3090UL +#define SYSIO_IMAP_EUPA 0x3098UL #define bogon ((unsigned long) -1) static unsigned long sysio_irq_offsets[] = { @@ -700,10 +700,10 @@ static unsigned long sysio_irq_offsets[] = { * Interrupt Clear register pointer, SYSIO specific version. */ #define SYSIO_ICLR_UNUSED0 0x3400UL -#define SYSIO_ICLR_SLOT0 0x340cUL -#define SYSIO_ICLR_SLOT1 0x344cUL -#define SYSIO_ICLR_SLOT2 0x348cUL -#define SYSIO_ICLR_SLOT3 0x34ccUL +#define SYSIO_ICLR_SLOT0 0x3408UL +#define SYSIO_ICLR_SLOT1 0x3448UL +#define SYSIO_ICLR_SLOT2 0x3488UL +#define SYSIO_ICLR_SLOT3 0x34c8UL static unsigned long sysio_imap_to_iclr(unsigned long imap) { unsigned long diff = SYSIO_ICLR_UNUSED0 - SYSIO_IMAP_SLOT0; diff --git a/arch/sparc64/kernel/setup.c b/arch/sparc64/kernel/setup.c index dea9c3c9ec5..7490cc670a5 100644 --- a/arch/sparc64/kernel/setup.c +++ b/arch/sparc64/kernel/setup.c @@ -46,11 +46,17 @@ #include <asm/sections.h> #include <asm/setup.h> #include <asm/mmu.h> +#include <asm/ns87303.h> #ifdef CONFIG_IP_PNP #include <net/ipconfig.h> #endif +/* Used to synchronize accesses to NatSemi SUPER I/O chip configure + * operations in asm/ns87303.h + */ +DEFINE_SPINLOCK(ns87303_lock); + struct screen_info screen_info = { 0, 0, /* orig-x, orig-y */ 0, /* unused */ @@ -370,8 +376,6 @@ void __init setup_arch(char **cmdline_p) init_cur_cpu_trap(current_thread_info()); paging_init(); - - smp_setup_cpu_possible_map(); } static int __init set_preferred_console(void) @@ -424,7 +428,7 @@ extern void mmu_info(struct seq_file *); unsigned int dcache_parity_tl1_occurred; unsigned int icache_parity_tl1_occurred; -static int ncpus_probed; +int ncpus_probed; static int show_cpuinfo(struct seq_file *m, void *__unused) { @@ -509,30 +513,3 @@ void sun_do_break(void) int serial_console = -1; int stop_a_enabled = 1; - -static int __init topology_init(void) -{ - int i, err; - - err = -ENOMEM; - - /* Count the number of physically present processors in - * the machine, even on uniprocessor, so that /proc/cpuinfo - * output is consistent with 2.4.x - */ - ncpus_probed = 0; - while (!cpu_find_by_instance(ncpus_probed, NULL, NULL)) - ncpus_probed++; - - for_each_possible_cpu(i) { - struct cpu *p = kzalloc(sizeof(*p), GFP_KERNEL); - if (p) { - register_cpu(p, i); - err = 0; - } - } - - return err; -} - -subsys_initcall(topology_init); diff --git a/arch/sparc64/kernel/smp.c b/arch/sparc64/kernel/smp.c index 24fdf1d0adc..4dcd7d0b60f 100644 --- a/arch/sparc64/kernel/smp.c +++ b/arch/sparc64/kernel/smp.c @@ -40,9 +40,12 @@ #include <asm/tlb.h> #include <asm/sections.h> #include <asm/prom.h> +#include <asm/mdesc.h> extern void calibrate_delay(void); +int sparc64_multi_core __read_mostly; + /* Please don't make this stuff initdata!!! --DaveM */ unsigned char boot_cpu_id; @@ -50,6 +53,8 @@ cpumask_t cpu_online_map __read_mostly = CPU_MASK_NONE; cpumask_t phys_cpu_present_map __read_mostly = CPU_MASK_NONE; cpumask_t cpu_sibling_map[NR_CPUS] __read_mostly = { [0 ... NR_CPUS-1] = CPU_MASK_NONE }; +cpumask_t cpu_core_map[NR_CPUS] __read_mostly = + { [0 ... NR_CPUS-1] = CPU_MASK_NONE }; static cpumask_t smp_commenced_mask; static cpumask_t cpu_callout_map; @@ -75,53 +80,6 @@ void smp_bogo(struct seq_file *m) i, cpu_data(i).clock_tick); } -void __init smp_store_cpu_info(int id) -{ - struct device_node *dp; - int def; - - cpu_data(id).udelay_val = loops_per_jiffy; - - cpu_find_by_mid(id, &dp); - cpu_data(id).clock_tick = - of_getintprop_default(dp, "clock-frequency", 0); - - def = ((tlb_type == hypervisor) ? (8 * 1024) : (16 * 1024)); - cpu_data(id).dcache_size = - of_getintprop_default(dp, "dcache-size", def); - - def = 32; - cpu_data(id).dcache_line_size = - of_getintprop_default(dp, "dcache-line-size", def); - - def = 16 * 1024; - cpu_data(id).icache_size = - of_getintprop_default(dp, "icache-size", def); - - def = 32; - cpu_data(id).icache_line_size = - of_getintprop_default(dp, "icache-line-size", def); - - def = ((tlb_type == hypervisor) ? - (3 * 1024 * 1024) : - (4 * 1024 * 1024)); - cpu_data(id).ecache_size = - of_getintprop_default(dp, "ecache-size", def); - - def = 64; - cpu_data(id).ecache_line_size = - of_getintprop_default(dp, "ecache-line-size", def); - - printk("CPU[%d]: Caches " - "D[sz(%d):line_sz(%d)] " - "I[sz(%d):line_sz(%d)] " - "E[sz(%d):line_sz(%d)]\n", - id, - cpu_data(id).dcache_size, cpu_data(id).dcache_line_size, - cpu_data(id).icache_size, cpu_data(id).icache_line_size, - cpu_data(id).ecache_size, cpu_data(id).ecache_line_size); -} - extern void setup_sparc64_timer(void); static volatile unsigned long callin_flag = 0; @@ -145,7 +103,7 @@ void __init smp_callin(void) local_irq_enable(); calibrate_delay(); - smp_store_cpu_info(cpuid); + cpu_data(cpuid).udelay_val = loops_per_jiffy; callin_flag = 1; __asm__ __volatile__("membar #Sync\n\t" "flush %%g6" : : : "memory"); @@ -340,9 +298,8 @@ static int __devinit smp_boot_one_cpu(unsigned int cpu) prom_startcpu_cpuid(cpu, entry, cookie); } else { - struct device_node *dp; + struct device_node *dp = of_find_node_by_cpuid(cpu); - cpu_find_by_mid(cpu, &dp); prom_startcpu(dp->node, entry, cookie); } @@ -447,7 +404,7 @@ static __inline__ void spitfire_xcall_deliver(u64 data0, u64 data1, u64 data2, c static void cheetah_xcall_deliver(u64 data0, u64 data1, u64 data2, cpumask_t mask) { u64 pstate, ver; - int nack_busy_id, is_jbus; + int nack_busy_id, is_jbus, need_more; if (cpus_empty(mask)) return; @@ -463,6 +420,7 @@ static void cheetah_xcall_deliver(u64 data0, u64 data1, u64 data2, cpumask_t mas __asm__ __volatile__("rdpr %%pstate, %0" : "=r" (pstate)); retry: + need_more = 0; __asm__ __volatile__("wrpr %0, %1, %%pstate\n\t" : : "r" (pstate), "i" (PSTATE_IE)); @@ -491,6 +449,10 @@ retry: : /* no outputs */ : "r" (target), "i" (ASI_INTR_W)); nack_busy_id++; + if (nack_busy_id == 32) { + need_more = 1; + break; + } } } @@ -507,6 +469,16 @@ retry: if (dispatch_stat == 0UL) { __asm__ __volatile__("wrpr %0, 0x0, %%pstate" : : "r" (pstate)); + if (unlikely(need_more)) { + int i, cnt = 0; + for_each_cpu_mask(i, mask) { + cpu_clear(i, mask); + cnt++; + if (cnt == 32) + break; + } + goto retry; + } return; } if (!--stuck) @@ -544,6 +516,8 @@ retry: if ((dispatch_stat & check_mask) == 0) cpu_clear(i, mask); this_busy_nack += 2; + if (this_busy_nack == 64) + break; } goto retry; @@ -1191,23 +1165,14 @@ int setup_profiling_timer(unsigned int multiplier) static void __init smp_tune_scheduling(void) { - struct device_node *dp; - int instance; - unsigned int def, smallest = ~0U; - - def = ((tlb_type == hypervisor) ? - (3 * 1024 * 1024) : - (4 * 1024 * 1024)); + unsigned int smallest = ~0U; + int i; - instance = 0; - while (!cpu_find_by_instance(instance, &dp, NULL)) { - unsigned int val; + for (i = 0; i < NR_CPUS; i++) { + unsigned int val = cpu_data(i).ecache_size; - val = of_getintprop_default(dp, "ecache-size", def); - if (val < smallest) + if (val && val < smallest) smallest = val; - - instance++; } /* Any value less than 256K is nonsense. */ @@ -1230,60 +1195,59 @@ void __init smp_prepare_cpus(unsigned int max_cpus) int i; if (num_possible_cpus() > max_cpus) { - int instance, mid; - - instance = 0; - while (!cpu_find_by_instance(instance, NULL, &mid)) { - if (mid != boot_cpu_id) { - cpu_clear(mid, phys_cpu_present_map); - cpu_clear(mid, cpu_present_map); + for_each_possible_cpu(i) { + if (i != boot_cpu_id) { + cpu_clear(i, phys_cpu_present_map); + cpu_clear(i, cpu_present_map); if (num_possible_cpus() <= max_cpus) break; } - instance++; } } + cpu_data(boot_cpu_id).udelay_val = loops_per_jiffy; + smp_tune_scheduling(); +} + +void __devinit smp_prepare_boot_cpu(void) +{ +} + +void __devinit smp_fill_in_sib_core_maps(void) +{ + unsigned int i; + for_each_possible_cpu(i) { - if (tlb_type == hypervisor) { - int j; + unsigned int j; - /* XXX get this mapping from machine description */ - for_each_possible_cpu(j) { - if ((j >> 2) == (i >> 2)) - cpu_set(j, cpu_sibling_map[i]); - } - } else { - cpu_set(i, cpu_sibling_map[i]); + if (cpu_data(i).core_id == 0) { + cpu_set(i, cpu_core_map[i]); + continue; + } + + for_each_possible_cpu(j) { + if (cpu_data(i).core_id == + cpu_data(j).core_id) + cpu_set(j, cpu_core_map[i]); } } - smp_store_cpu_info(boot_cpu_id); - smp_tune_scheduling(); -} + for_each_possible_cpu(i) { + unsigned int j; -/* Set this up early so that things like the scheduler can init - * properly. We use the same cpu mask for both the present and - * possible cpu map. - */ -void __init smp_setup_cpu_possible_map(void) -{ - int instance, mid; + if (cpu_data(i).proc_id == -1) { + cpu_set(i, cpu_sibling_map[i]); + continue; + } - instance = 0; - while (!cpu_find_by_instance(instance, NULL, &mid)) { - if (mid < NR_CPUS) { - cpu_set(mid, phys_cpu_present_map); - cpu_set(mid, cpu_present_map); + for_each_possible_cpu(j) { + if (cpu_data(i).proc_id == + cpu_data(j).proc_id) + cpu_set(j, cpu_sibling_map[i]); } - instance++; } } -void __devinit smp_prepare_boot_cpu(void) -{ -} - int __cpuinit __cpu_up(unsigned int cpu) { int ret = smp_boot_one_cpu(cpu); @@ -1337,7 +1301,7 @@ unsigned long __per_cpu_shift __read_mostly; EXPORT_SYMBOL(__per_cpu_base); EXPORT_SYMBOL(__per_cpu_shift); -void __init setup_per_cpu_areas(void) +void __init real_setup_per_cpu_areas(void) { unsigned long goal, size, i; char *ptr; diff --git a/arch/sparc64/kernel/sparc64_ksyms.c b/arch/sparc64/kernel/sparc64_ksyms.c index d00f51a5683..6fa76161289 100644 --- a/arch/sparc64/kernel/sparc64_ksyms.c +++ b/arch/sparc64/kernel/sparc64_ksyms.c @@ -24,6 +24,7 @@ #include <linux/syscalls.h> #include <linux/percpu.h> #include <linux/init.h> +#include <linux/rwsem.h> #include <net/compat.h> #include <asm/oplib.h> @@ -58,7 +59,6 @@ #include <asm/ns87303.h> #include <asm/timer.h> #include <asm/cpudata.h> -#include <asm/rwsem.h> struct poll { int fd; diff --git a/arch/sparc64/kernel/sstate.c b/arch/sparc64/kernel/sstate.c new file mode 100644 index 00000000000..5b6e75b7f05 --- /dev/null +++ b/arch/sparc64/kernel/sstate.c @@ -0,0 +1,104 @@ +/* sstate.c: System soft state support. + * + * Copyright (C) 2007 David S. Miller <davem@davemloft.net> + */ + +#include <linux/kernel.h> +#include <linux/notifier.h> +#include <linux/init.h> + +#include <asm/hypervisor.h> +#include <asm/sstate.h> +#include <asm/oplib.h> +#include <asm/head.h> +#include <asm/io.h> + +static int hv_supports_soft_state; + +static unsigned long kimage_addr_to_ra(const char *p) +{ + unsigned long val = (unsigned long) p; + + return kern_base + (val - KERNBASE); +} + +static void do_set_sstate(unsigned long state, const char *msg) +{ + unsigned long err; + + if (!hv_supports_soft_state) + return; + + err = sun4v_mach_set_soft_state(state, kimage_addr_to_ra(msg)); + if (err) { + printk(KERN_WARNING "SSTATE: Failed to set soft-state to " + "state[%lx] msg[%s], err=%lu\n", + state, msg, err); + } +} + +static const char booting_msg[32] __attribute__((aligned(32))) = + "Linux booting"; +static const char running_msg[32] __attribute__((aligned(32))) = + "Linux running"; +static const char halting_msg[32] __attribute__((aligned(32))) = + "Linux halting"; +static const char poweroff_msg[32] __attribute__((aligned(32))) = + "Linux powering off"; +static const char rebooting_msg[32] __attribute__((aligned(32))) = + "Linux rebooting"; +static const char panicing_msg[32] __attribute__((aligned(32))) = + "Linux panicing"; + +void sstate_booting(void) +{ + do_set_sstate(HV_SOFT_STATE_TRANSITION, booting_msg); +} + +void sstate_running(void) +{ + do_set_sstate(HV_SOFT_STATE_NORMAL, running_msg); +} + +void sstate_halt(void) +{ + do_set_sstate(HV_SOFT_STATE_TRANSITION, halting_msg); +} + +void sstate_poweroff(void) +{ + do_set_sstate(HV_SOFT_STATE_TRANSITION, poweroff_msg); +} + +void sstate_reboot(void) +{ + do_set_sstate(HV_SOFT_STATE_TRANSITION, rebooting_msg); +} + +static int sstate_panic_event(struct notifier_block *n, unsigned long event, void *ptr) +{ + do_set_sstate(HV_SOFT_STATE_TRANSITION, panicing_msg); + + return NOTIFY_DONE; +} + +static struct notifier_block sstate_panic_block = { + .notifier_call = sstate_panic_event, + .priority = INT_MAX, +}; + +void __init sun4v_sstate_init(void) +{ + unsigned long major, minor; + + major = 1; + minor = 0; + if (sun4v_hvapi_register(HV_GRP_SOFT_STATE, major, &minor)) + return; + + hv_supports_soft_state = 1; + + prom_sun4v_guest_soft_state(); + atomic_notifier_chain_register(&panic_notifier_list, + &sstate_panic_block); +} diff --git a/arch/sparc64/kernel/sun4v_ivec.S b/arch/sparc64/kernel/sun4v_ivec.S index 405855dd886..574bc248bca 100644 --- a/arch/sparc64/kernel/sun4v_ivec.S +++ b/arch/sparc64/kernel/sun4v_ivec.S @@ -22,12 +22,12 @@ sun4v_cpu_mondo: be,pn %xcc, sun4v_cpu_mondo_queue_empty nop - /* Get &trap_block[smp_processor_id()] into %g3. */ - ldxa [%g0] ASI_SCRATCHPAD, %g3 - sub %g3, TRAP_PER_CPU_FAULT_INFO, %g3 + /* Get &trap_block[smp_processor_id()] into %g4. */ + ldxa [%g0] ASI_SCRATCHPAD, %g4 + sub %g4, TRAP_PER_CPU_FAULT_INFO, %g4 /* Get CPU mondo queue base phys address into %g7. */ - ldx [%g3 + TRAP_PER_CPU_CPU_MONDO_PA], %g7 + ldx [%g4 + TRAP_PER_CPU_CPU_MONDO_PA], %g7 /* Now get the cross-call arguments and handler PC, same * layout as sun4u: @@ -47,8 +47,7 @@ sun4v_cpu_mondo: add %g2, 0x40 - 0x8 - 0x8, %g2 /* Update queue head pointer. */ - sethi %hi(8192 - 1), %g4 - or %g4, %lo(8192 - 1), %g4 + lduw [%g4 + TRAP_PER_CPU_CPU_MONDO_QMASK], %g4 and %g2, %g4, %g2 mov INTRQ_CPU_MONDO_HEAD, %g4 @@ -71,12 +70,12 @@ sun4v_dev_mondo: be,pn %xcc, sun4v_dev_mondo_queue_empty nop - /* Get &trap_block[smp_processor_id()] into %g3. */ - ldxa [%g0] ASI_SCRATCHPAD, %g3 - sub %g3, TRAP_PER_CPU_FAULT_INFO, %g3 + /* Get &trap_block[smp_processor_id()] into %g4. */ + ldxa [%g0] ASI_SCRATCHPAD, %g4 + sub %g4, TRAP_PER_CPU_FAULT_INFO, %g4 /* Get DEV mondo queue base phys address into %g5. */ - ldx [%g3 + TRAP_PER_CPU_DEV_MONDO_PA], %g5 + ldx [%g4 + TRAP_PER_CPU_DEV_MONDO_PA], %g5 /* Load IVEC into %g3. */ ldxa [%g5 + %g2] ASI_PHYS_USE_EC, %g3 @@ -90,8 +89,7 @@ sun4v_dev_mondo: */ /* Update queue head pointer, this frees up some registers. */ - sethi %hi(8192 - 1), %g4 - or %g4, %lo(8192 - 1), %g4 + lduw [%g4 + TRAP_PER_CPU_DEV_MONDO_QMASK], %g4 and %g2, %g4, %g2 mov INTRQ_DEVICE_MONDO_HEAD, %g4 @@ -143,6 +141,8 @@ sun4v_res_mondo: brnz,pn %g1, sun4v_res_mondo_queue_full nop + lduw [%g3 + TRAP_PER_CPU_RESUM_QMASK], %g4 + /* Remember this entry's offset in %g1. */ mov %g2, %g1 @@ -173,8 +173,6 @@ sun4v_res_mondo: add %g2, 0x08, %g2 /* Update queue head pointer. */ - sethi %hi(8192 - 1), %g4 - or %g4, %lo(8192 - 1), %g4 and %g2, %g4, %g2 mov INTRQ_RESUM_MONDO_HEAD, %g4 @@ -254,6 +252,8 @@ sun4v_nonres_mondo: brnz,pn %g1, sun4v_nonres_mondo_queue_full nop + lduw [%g3 + TRAP_PER_CPU_NONRESUM_QMASK], %g4 + /* Remember this entry's offset in %g1. */ mov %g2, %g1 @@ -284,8 +284,6 @@ sun4v_nonres_mondo: add %g2, 0x08, %g2 /* Update queue head pointer. */ - sethi %hi(8192 - 1), %g4 - or %g4, %lo(8192 - 1), %g4 and %g2, %g4, %g2 mov INTRQ_NONRESUM_MONDO_HEAD, %g4 diff --git a/arch/sparc64/kernel/sysfs.c b/arch/sparc64/kernel/sysfs.c new file mode 100644 index 00000000000..cdb1477af89 --- /dev/null +++ b/arch/sparc64/kernel/sysfs.c @@ -0,0 +1,297 @@ +/* sysfs.c: Toplogy sysfs support code for sparc64. + * + * Copyright (C) 2007 David S. Miller <davem@davemloft.net> + */ +#include <linux/sysdev.h> +#include <linux/cpu.h> +#include <linux/smp.h> +#include <linux/percpu.h> +#include <linux/init.h> + +#include <asm/hypervisor.h> +#include <asm/spitfire.h> + +static DEFINE_PER_CPU(struct hv_mmu_statistics, mmu_stats) __attribute__((aligned(64))); + +#define SHOW_MMUSTAT_ULONG(NAME) \ +static ssize_t show_##NAME(struct sys_device *dev, char *buf) \ +{ \ + struct hv_mmu_statistics *p = &per_cpu(mmu_stats, dev->id); \ + return sprintf(buf, "%lu\n", p->NAME); \ +} \ +static SYSDEV_ATTR(NAME, 0444, show_##NAME, NULL) + +SHOW_MMUSTAT_ULONG(immu_tsb_hits_ctx0_8k_tte); +SHOW_MMUSTAT_ULONG(immu_tsb_ticks_ctx0_8k_tte); +SHOW_MMUSTAT_ULONG(immu_tsb_hits_ctx0_64k_tte); +SHOW_MMUSTAT_ULONG(immu_tsb_ticks_ctx0_64k_tte); +SHOW_MMUSTAT_ULONG(immu_tsb_hits_ctx0_4mb_tte); +SHOW_MMUSTAT_ULONG(immu_tsb_ticks_ctx0_4mb_tte); +SHOW_MMUSTAT_ULONG(immu_tsb_hits_ctx0_256mb_tte); +SHOW_MMUSTAT_ULONG(immu_tsb_ticks_ctx0_256mb_tte); +SHOW_MMUSTAT_ULONG(immu_tsb_hits_ctxnon0_8k_tte); +SHOW_MMUSTAT_ULONG(immu_tsb_ticks_ctxnon0_8k_tte); +SHOW_MMUSTAT_ULONG(immu_tsb_hits_ctxnon0_64k_tte); +SHOW_MMUSTAT_ULONG(immu_tsb_ticks_ctxnon0_64k_tte); +SHOW_MMUSTAT_ULONG(immu_tsb_hits_ctxnon0_4mb_tte); +SHOW_MMUSTAT_ULONG(immu_tsb_ticks_ctxnon0_4mb_tte); +SHOW_MMUSTAT_ULONG(immu_tsb_hits_ctxnon0_256mb_tte); +SHOW_MMUSTAT_ULONG(immu_tsb_ticks_ctxnon0_256mb_tte); +SHOW_MMUSTAT_ULONG(dmmu_tsb_hits_ctx0_8k_tte); +SHOW_MMUSTAT_ULONG(dmmu_tsb_ticks_ctx0_8k_tte); +SHOW_MMUSTAT_ULONG(dmmu_tsb_hits_ctx0_64k_tte); +SHOW_MMUSTAT_ULONG(dmmu_tsb_ticks_ctx0_64k_tte); +SHOW_MMUSTAT_ULONG(dmmu_tsb_hits_ctx0_4mb_tte); +SHOW_MMUSTAT_ULONG(dmmu_tsb_ticks_ctx0_4mb_tte); +SHOW_MMUSTAT_ULONG(dmmu_tsb_hits_ctx0_256mb_tte); +SHOW_MMUSTAT_ULONG(dmmu_tsb_ticks_ctx0_256mb_tte); +SHOW_MMUSTAT_ULONG(dmmu_tsb_hits_ctxnon0_8k_tte); +SHOW_MMUSTAT_ULONG(dmmu_tsb_ticks_ctxnon0_8k_tte); +SHOW_MMUSTAT_ULONG(dmmu_tsb_hits_ctxnon0_64k_tte); +SHOW_MMUSTAT_ULONG(dmmu_tsb_ticks_ctxnon0_64k_tte); +SHOW_MMUSTAT_ULONG(dmmu_tsb_hits_ctxnon0_4mb_tte); +SHOW_MMUSTAT_ULONG(dmmu_tsb_ticks_ctxnon0_4mb_tte); +SHOW_MMUSTAT_ULONG(dmmu_tsb_hits_ctxnon0_256mb_tte); +SHOW_MMUSTAT_ULONG(dmmu_tsb_ticks_ctxnon0_256mb_tte); + +static struct attribute *mmu_stat_attrs[] = { + &attr_immu_tsb_hits_ctx0_8k_tte.attr, + &attr_immu_tsb_ticks_ctx0_8k_tte.attr, + &attr_immu_tsb_hits_ctx0_64k_tte.attr, + &attr_immu_tsb_ticks_ctx0_64k_tte.attr, + &attr_immu_tsb_hits_ctx0_4mb_tte.attr, + &attr_immu_tsb_ticks_ctx0_4mb_tte.attr, + &attr_immu_tsb_hits_ctx0_256mb_tte.attr, + &attr_immu_tsb_ticks_ctx0_256mb_tte.attr, + &attr_immu_tsb_hits_ctxnon0_8k_tte.attr, + &attr_immu_tsb_ticks_ctxnon0_8k_tte.attr, + &attr_immu_tsb_hits_ctxnon0_64k_tte.attr, + &attr_immu_tsb_ticks_ctxnon0_64k_tte.attr, + &attr_immu_tsb_hits_ctxnon0_4mb_tte.attr, + &attr_immu_tsb_ticks_ctxnon0_4mb_tte.attr, + &attr_immu_tsb_hits_ctxnon0_256mb_tte.attr, + &attr_immu_tsb_ticks_ctxnon0_256mb_tte.attr, + &attr_dmmu_tsb_hits_ctx0_8k_tte.attr, + &attr_dmmu_tsb_ticks_ctx0_8k_tte.attr, + &attr_dmmu_tsb_hits_ctx0_64k_tte.attr, + &attr_dmmu_tsb_ticks_ctx0_64k_tte.attr, + &attr_dmmu_tsb_hits_ctx0_4mb_tte.attr, + &attr_dmmu_tsb_ticks_ctx0_4mb_tte.attr, + &attr_dmmu_tsb_hits_ctx0_256mb_tte.attr, + &attr_dmmu_tsb_ticks_ctx0_256mb_tte.attr, + &attr_dmmu_tsb_hits_ctxnon0_8k_tte.attr, + &attr_dmmu_tsb_ticks_ctxnon0_8k_tte.attr, + &attr_dmmu_tsb_hits_ctxnon0_64k_tte.attr, + &attr_dmmu_tsb_ticks_ctxnon0_64k_tte.attr, + &attr_dmmu_tsb_hits_ctxnon0_4mb_tte.attr, + &attr_dmmu_tsb_ticks_ctxnon0_4mb_tte.attr, + &attr_dmmu_tsb_hits_ctxnon0_256mb_tte.attr, + &attr_dmmu_tsb_ticks_ctxnon0_256mb_tte.attr, + NULL, +}; + +static struct attribute_group mmu_stat_group = { + .attrs = mmu_stat_attrs, + .name = "mmu_stats", +}; + +/* XXX convert to rusty's on_one_cpu */ +static unsigned long run_on_cpu(unsigned long cpu, + unsigned long (*func)(unsigned long), + unsigned long arg) +{ + cpumask_t old_affinity = current->cpus_allowed; + unsigned long ret; + + /* should return -EINVAL to userspace */ + if (set_cpus_allowed(current, cpumask_of_cpu(cpu))) + return 0; + + ret = func(arg); + + set_cpus_allowed(current, old_affinity); + + return ret; +} + +static unsigned long read_mmustat_enable(unsigned long junk) +{ + unsigned long ra = 0; + + sun4v_mmustat_info(&ra); + + return ra != 0; +} + +static unsigned long write_mmustat_enable(unsigned long val) +{ + unsigned long ra, orig_ra; + + if (val) + ra = __pa(&per_cpu(mmu_stats, smp_processor_id())); + else + ra = 0UL; + + return sun4v_mmustat_conf(ra, &orig_ra); +} + +static ssize_t show_mmustat_enable(struct sys_device *s, char *buf) +{ + unsigned long val = run_on_cpu(s->id, read_mmustat_enable, 0); + return sprintf(buf, "%lx\n", val); +} + +static ssize_t store_mmustat_enable(struct sys_device *s, const char *buf, size_t count) +{ + unsigned long val, err; + int ret = sscanf(buf, "%ld", &val); + + if (ret != 1) + return -EINVAL; + + err = run_on_cpu(s->id, write_mmustat_enable, val); + if (err) + return -EIO; + + return count; +} + +static SYSDEV_ATTR(mmustat_enable, 0644, show_mmustat_enable, store_mmustat_enable); + +static int mmu_stats_supported; + +static int register_mmu_stats(struct sys_device *s) +{ + if (!mmu_stats_supported) + return 0; + sysdev_create_file(s, &attr_mmustat_enable); + return sysfs_create_group(&s->kobj, &mmu_stat_group); +} + +#ifdef CONFIG_HOTPLUG_CPU +static void unregister_mmu_stats(struct sys_device *s) +{ + if (!mmu_stats_supported) + return; + sysfs_remove_group(&s->kobj, &mmu_stat_group); + sysdev_remove_file(s, &attr_mmustat_enable); +} +#endif + +#define SHOW_CPUDATA_ULONG_NAME(NAME, MEMBER) \ +static ssize_t show_##NAME(struct sys_device *dev, char *buf) \ +{ \ + cpuinfo_sparc *c = &cpu_data(dev->id); \ + return sprintf(buf, "%lu\n", c->MEMBER); \ +} + +#define SHOW_CPUDATA_UINT_NAME(NAME, MEMBER) \ +static ssize_t show_##NAME(struct sys_device *dev, char *buf) \ +{ \ + cpuinfo_sparc *c = &cpu_data(dev->id); \ + return sprintf(buf, "%u\n", c->MEMBER); \ +} + +SHOW_CPUDATA_ULONG_NAME(clock_tick, clock_tick); +SHOW_CPUDATA_ULONG_NAME(udelay_val, udelay_val); +SHOW_CPUDATA_UINT_NAME(l1_dcache_size, dcache_size); +SHOW_CPUDATA_UINT_NAME(l1_dcache_line_size, dcache_line_size); +SHOW_CPUDATA_UINT_NAME(l1_icache_size, icache_size); +SHOW_CPUDATA_UINT_NAME(l1_icache_line_size, icache_line_size); +SHOW_CPUDATA_UINT_NAME(l2_cache_size, ecache_size); +SHOW_CPUDATA_UINT_NAME(l2_cache_line_size, ecache_line_size); + +static struct sysdev_attribute cpu_core_attrs[] = { + _SYSDEV_ATTR(clock_tick, 0444, show_clock_tick, NULL), + _SYSDEV_ATTR(udelay_val, 0444, show_udelay_val, NULL), + _SYSDEV_ATTR(l1_dcache_size, 0444, show_l1_dcache_size, NULL), + _SYSDEV_ATTR(l1_dcache_line_size, 0444, show_l1_dcache_line_size, NULL), + _SYSDEV_ATTR(l1_icache_size, 0444, show_l1_icache_size, NULL), + _SYSDEV_ATTR(l1_icache_line_size, 0444, show_l1_icache_line_size, NULL), + _SYSDEV_ATTR(l2_cache_size, 0444, show_l2_cache_size, NULL), + _SYSDEV_ATTR(l2_cache_line_size, 0444, show_l2_cache_line_size, NULL), +}; + +static DEFINE_PER_CPU(struct cpu, cpu_devices); + +static void register_cpu_online(unsigned int cpu) +{ + struct cpu *c = &per_cpu(cpu_devices, cpu); + struct sys_device *s = &c->sysdev; + int i; + + for (i = 0; i < ARRAY_SIZE(cpu_core_attrs); i++) + sysdev_create_file(s, &cpu_core_attrs[i]); + + register_mmu_stats(s); +} + +#ifdef CONFIG_HOTPLUG_CPU +static void unregister_cpu_online(unsigned int cpu) +{ + struct cpu *c = &per_cpu(cpu_devices, cpu); + struct sys_device *s = &c->sysdev; + int i; + + unregister_mmu_stats(s); + for (i = 0; i < ARRAY_SIZE(cpu_core_attrs); i++) + sysdev_remove_file(s, &cpu_core_attrs[i]); +} +#endif + +static int __cpuinit sysfs_cpu_notify(struct notifier_block *self, + unsigned long action, void *hcpu) +{ + unsigned int cpu = (unsigned int)(long)hcpu; + + switch (action) { + case CPU_ONLINE: + case CPU_ONLINE_FROZEN: + register_cpu_online(cpu); + break; +#ifdef CONFIG_HOTPLUG_CPU + case CPU_DEAD: + case CPU_DEAD_FROZEN: + unregister_cpu_online(cpu); + break; +#endif + } + return NOTIFY_OK; +} + +static struct notifier_block __cpuinitdata sysfs_cpu_nb = { + .notifier_call = sysfs_cpu_notify, +}; + +static void __init check_mmu_stats(void) +{ + unsigned long dummy1, err; + + if (tlb_type != hypervisor) + return; + + err = sun4v_mmustat_info(&dummy1); + if (!err) + mmu_stats_supported = 1; +} + +static int __init topology_init(void) +{ + int cpu; + + check_mmu_stats(); + + register_cpu_notifier(&sysfs_cpu_nb); + + for_each_possible_cpu(cpu) { + struct cpu *c = &per_cpu(cpu_devices, cpu); + + register_cpu(c, cpu); + if (cpu_online(cpu)) + register_cpu_online(cpu); + } + + return 0; +} + +subsys_initcall(topology_init); diff --git a/arch/sparc64/kernel/time.c b/arch/sparc64/kernel/time.c index 2d63d768996..a31a0439244 100644 --- a/arch/sparc64/kernel/time.c +++ b/arch/sparc64/kernel/time.c @@ -680,22 +680,14 @@ static int starfire_set_time(u32 val) static u32 hypervisor_get_time(void) { - register unsigned long func asm("%o5"); - register unsigned long arg0 asm("%o0"); - register unsigned long arg1 asm("%o1"); + unsigned long ret, time; int retries = 10000; retry: - func = HV_FAST_TOD_GET; - arg0 = 0; - arg1 = 0; - __asm__ __volatile__("ta %6" - : "=&r" (func), "=&r" (arg0), "=&r" (arg1) - : "0" (func), "1" (arg0), "2" (arg1), - "i" (HV_FAST_TRAP)); - if (arg0 == HV_EOK) - return arg1; - if (arg0 == HV_EWOULDBLOCK) { + ret = sun4v_tod_get(&time); + if (ret == HV_EOK) + return time; + if (ret == HV_EWOULDBLOCK) { if (--retries > 0) { udelay(100); goto retry; @@ -709,20 +701,14 @@ retry: static int hypervisor_set_time(u32 secs) { - register unsigned long func asm("%o5"); - register unsigned long arg0 asm("%o0"); + unsigned long ret; int retries = 10000; retry: - func = HV_FAST_TOD_SET; - arg0 = secs; - __asm__ __volatile__("ta %4" - : "=&r" (func), "=&r" (arg0) - : "0" (func), "1" (arg0), - "i" (HV_FAST_TRAP)); - if (arg0 == HV_EOK) + ret = sun4v_tod_set(secs); + if (ret == HV_EOK) return 0; - if (arg0 == HV_EWOULDBLOCK) { + if (ret == HV_EWOULDBLOCK) { if (--retries > 0) { udelay(100); goto retry; @@ -862,7 +848,6 @@ fs_initcall(clock_init); static unsigned long sparc64_init_timers(void) { struct device_node *dp; - struct property *prop; unsigned long clock; #ifdef CONFIG_SMP extern void smp_tick_init(void); @@ -879,17 +864,15 @@ static unsigned long sparc64_init_timers(void) if (manuf == 0x17 && impl == 0x13) { /* Hummingbird, aka Ultra-IIe */ tick_ops = &hbtick_operations; - prop = of_find_property(dp, "stick-frequency", NULL); + clock = of_getintprop_default(dp, "stick-frequency", 0); } else { tick_ops = &tick_operations; - cpu_find_by_instance(0, &dp, NULL); - prop = of_find_property(dp, "clock-frequency", NULL); + clock = local_cpu_data().clock_tick; } } else { tick_ops = &stick_operations; - prop = of_find_property(dp, "stick-frequency", NULL); + clock = of_getintprop_default(dp, "stick-frequency", 0); } - clock = *(unsigned int *) prop->value; #ifdef CONFIG_SMP smp_tick_init(); @@ -1365,6 +1348,7 @@ static int hypervisor_set_rtc_time(struct rtc_time *time) return hypervisor_set_time(seconds); } +#ifdef CONFIG_PCI static void bq4802_get_rtc_time(struct rtc_time *time) { unsigned char val = readb(bq4802_regs + 0x0e); @@ -1436,6 +1420,7 @@ static int bq4802_set_rtc_time(struct rtc_time *time) return 0; } +#endif /* CONFIG_PCI */ struct mini_rtc_ops { void (*get_rtc_time)(struct rtc_time *); @@ -1452,10 +1437,12 @@ static struct mini_rtc_ops hypervisor_rtc_ops = { .set_rtc_time = hypervisor_set_rtc_time, }; +#ifdef CONFIG_PCI static struct mini_rtc_ops bq4802_rtc_ops = { .get_rtc_time = bq4802_get_rtc_time, .set_rtc_time = bq4802_set_rtc_time, }; +#endif /* CONFIG_PCI */ static struct mini_rtc_ops *mini_rtc_ops; @@ -1579,8 +1566,10 @@ static int __init rtc_mini_init(void) mini_rtc_ops = &hypervisor_rtc_ops; else if (this_is_starfire) mini_rtc_ops = &starfire_rtc_ops; +#ifdef CONFIG_PCI else if (bq4802_regs) mini_rtc_ops = &bq4802_rtc_ops; +#endif /* CONFIG_PCI */ else return -ENODEV; diff --git a/arch/sparc64/kernel/traps.c b/arch/sparc64/kernel/traps.c index d0fde36395b..00a9e3286c8 100644 --- a/arch/sparc64/kernel/traps.c +++ b/arch/sparc64/kernel/traps.c @@ -795,8 +795,7 @@ extern unsigned int cheetah_deferred_trap_vector[], cheetah_deferred_trap_vector void __init cheetah_ecache_flush_init(void) { unsigned long largest_size, smallest_linesize, order, ver; - struct device_node *dp; - int i, instance, sz; + int i, sz; /* Scan all cpu device tree nodes, note two values: * 1) largest E-cache size @@ -805,18 +804,20 @@ void __init cheetah_ecache_flush_init(void) largest_size = 0UL; smallest_linesize = ~0UL; - instance = 0; - while (!cpu_find_by_instance(instance, &dp, NULL)) { + for (i = 0; i < NR_CPUS; i++) { unsigned long val; - val = of_getintprop_default(dp, "ecache-size", - (2 * 1024 * 1024)); + val = cpu_data(i).ecache_size; + if (!val) + continue; + if (val > largest_size) largest_size = val; - val = of_getintprop_default(dp, "ecache-line-size", 64); + + val = cpu_data(i).ecache_line_size; if (val < smallest_linesize) smallest_linesize = val; - instance++; + } if (largest_size == 0UL || smallest_linesize == ~0UL) { @@ -2564,7 +2565,15 @@ void __init trap_init(void) (TRAP_PER_CPU_TSB_HUGE_TEMP != offsetof(struct trap_per_cpu, tsb_huge_temp)) || (TRAP_PER_CPU_IRQ_WORKLIST != - offsetof(struct trap_per_cpu, irq_worklist))) + offsetof(struct trap_per_cpu, irq_worklist)) || + (TRAP_PER_CPU_CPU_MONDO_QMASK != + offsetof(struct trap_per_cpu, cpu_mondo_qmask)) || + (TRAP_PER_CPU_DEV_MONDO_QMASK != + offsetof(struct trap_per_cpu, dev_mondo_qmask)) || + (TRAP_PER_CPU_RESUM_QMASK != + offsetof(struct trap_per_cpu, resum_qmask)) || + (TRAP_PER_CPU_NONRESUM_QMASK != + offsetof(struct trap_per_cpu, nonresum_qmask))) trap_per_cpu_offsets_are_bolixed_dave(); if ((TSB_CONFIG_TSB != diff --git a/arch/sparc64/kernel/vmlinux.lds.S b/arch/sparc64/kernel/vmlinux.lds.S index fb648de18a8..3ad10f3027e 100644 --- a/arch/sparc64/kernel/vmlinux.lds.S +++ b/arch/sparc64/kernel/vmlinux.lds.S @@ -1,5 +1,6 @@ /* ld script to make UltraLinux kernel */ +#include <asm/page.h> #include <asm-generic/vmlinux.lds.h> OUTPUT_FORMAT("elf64-sparc", "elf64-sparc", "elf64-sparc") @@ -23,7 +24,7 @@ SECTIONS _etext = .; PROVIDE (etext = .); - RODATA + RO_DATA(PAGE_SIZE) .data : { @@ -44,7 +45,7 @@ SECTIONS __ex_table : { *(__ex_table) } __stop___ex_table = .; - . = ALIGN(8192); + . = ALIGN(PAGE_SIZE); __init_begin = .; .init.text : { _sinittext = .; @@ -83,17 +84,17 @@ SECTIONS __sun4v_2insn_patch_end = .; #ifdef CONFIG_BLK_DEV_INITRD - . = ALIGN(8192); + . = ALIGN(PAGE_SIZE); __initramfs_start = .; .init.ramfs : { *(.init.ramfs) } __initramfs_end = .; #endif - . = ALIGN(8192); + . = ALIGN(PAGE_SIZE); __per_cpu_start = .; .data.percpu : { *(.data.percpu) } __per_cpu_end = .; - . = ALIGN(8192); + . = ALIGN(PAGE_SIZE); __init_end = .; __bss_start = .; .sbss : { *(.sbss) *(.scommon) } diff --git a/arch/sparc64/mm/init.c b/arch/sparc64/mm/init.c index 6e5b01d779d..3010227fe24 100644 --- a/arch/sparc64/mm/init.c +++ b/arch/sparc64/mm/init.c @@ -23,6 +23,7 @@ #include <linux/kprobes.h> #include <linux/cache.h> #include <linux/sort.h> +#include <linux/percpu.h> #include <asm/head.h> #include <asm/system.h> @@ -43,8 +44,8 @@ #include <asm/tsb.h> #include <asm/hypervisor.h> #include <asm/prom.h> - -extern void device_scan(void); +#include <asm/sstate.h> +#include <asm/mdesc.h> #define MAX_PHYS_ADDRESS (1UL << 42UL) #define KPTE_BITMAP_CHUNK_SZ (256UL * 1024UL * 1024UL) @@ -60,8 +61,11 @@ unsigned long kern_linear_pte_xor[2] __read_mostly; unsigned long kpte_linear_bitmap[KPTE_BITMAP_BYTES / sizeof(unsigned long)]; #ifndef CONFIG_DEBUG_PAGEALLOC -/* A special kernel TSB for 4MB and 256MB linear mappings. */ -struct tsb swapper_4m_tsb[KERNEL_TSB4M_NENTRIES]; +/* A special kernel TSB for 4MB and 256MB linear mappings. + * Space is allocated for this right after the trap table + * in arch/sparc64/kernel/head.S + */ +extern struct tsb swapper_4m_tsb[KERNEL_TSB4M_NENTRIES]; #endif #define MAX_BANKS 32 @@ -190,12 +194,9 @@ inline void flush_dcache_page_impl(struct page *page) } #define PG_dcache_dirty PG_arch_1 -#define PG_dcache_cpu_shift 24UL -#define PG_dcache_cpu_mask (256UL - 1UL) - -#if NR_CPUS > 256 -#error D-cache dirty tracking and thread_info->cpu need fixing for > 256 cpus -#endif +#define PG_dcache_cpu_shift 32UL +#define PG_dcache_cpu_mask \ + ((1UL<<ilog2(roundup_pow_of_two(NR_CPUS)))-1UL) #define dcache_dirty_cpu(page) \ (((page)->flags >> PG_dcache_cpu_shift) & PG_dcache_cpu_mask) @@ -557,26 +558,11 @@ static void __init hypervisor_tlb_lock(unsigned long vaddr, unsigned long pte, unsigned long mmu) { - register unsigned long func asm("%o5"); - register unsigned long arg0 asm("%o0"); - register unsigned long arg1 asm("%o1"); - register unsigned long arg2 asm("%o2"); - register unsigned long arg3 asm("%o3"); - - func = HV_FAST_MMU_MAP_PERM_ADDR; - arg0 = vaddr; - arg1 = 0; - arg2 = pte; - arg3 = mmu; - __asm__ __volatile__("ta 0x80" - : "=&r" (func), "=&r" (arg0), - "=&r" (arg1), "=&r" (arg2), - "=&r" (arg3) - : "0" (func), "1" (arg0), "2" (arg1), - "3" (arg2), "4" (arg3)); - if (arg0 != 0) { + unsigned long ret = sun4v_mmu_map_perm_addr(vaddr, 0, pte, mmu); + + if (ret != 0) { prom_printf("hypervisor_tlb_lock[%lx:%lx:%lx:%lx]: " - "errors with %lx\n", vaddr, 0, pte, mmu, arg0); + "errors with %lx\n", vaddr, 0, pte, mmu, ret); prom_halt(); } } @@ -1313,20 +1299,16 @@ static void __init sun4v_ktsb_init(void) void __cpuinit sun4v_ktsb_register(void) { - register unsigned long func asm("%o5"); - register unsigned long arg0 asm("%o0"); - register unsigned long arg1 asm("%o1"); - unsigned long pa; + unsigned long pa, ret; pa = kern_base + ((unsigned long)&ktsb_descr[0] - KERNBASE); - func = HV_FAST_MMU_TSB_CTX0; - arg0 = NUM_KTSB_DESCR; - arg1 = pa; - __asm__ __volatile__("ta %6" - : "=&r" (func), "=&r" (arg0), "=&r" (arg1) - : "0" (func), "1" (arg0), "2" (arg1), - "i" (HV_FAST_TRAP)); + ret = sun4v_mmu_tsb_ctx0(NUM_KTSB_DESCR, pa); + if (ret != 0) { + prom_printf("hypervisor_mmu_tsb_ctx0[%lx]: " + "errors with %lx\n", pa, ret); + prom_halt(); + } } /* paging_init() sets up the page tables */ @@ -1334,6 +1316,9 @@ void __cpuinit sun4v_ktsb_register(void) extern void cheetah_ecache_flush_init(void); extern void sun4v_patch_tlb_handlers(void); +extern void cpu_probe(void); +extern void central_probe(void); + static unsigned long last_valid_pfn; pgd_t swapper_pg_dir[2048]; @@ -1345,9 +1330,24 @@ void __init paging_init(void) unsigned long end_pfn, pages_avail, shift, phys_base; unsigned long real_end, i; + /* These build time checkes make sure that the dcache_dirty_cpu() + * page->flags usage will work. + * + * When a page gets marked as dcache-dirty, we store the + * cpu number starting at bit 32 in the page->flags. Also, + * functions like clear_dcache_dirty_cpu use the cpu mask + * in 13-bit signed-immediate instruction fields. + */ + BUILD_BUG_ON(FLAGS_RESERVED != 32); + BUILD_BUG_ON(SECTIONS_WIDTH + NODES_WIDTH + ZONES_WIDTH + + ilog2(roundup_pow_of_two(NR_CPUS)) > FLAGS_RESERVED); + BUILD_BUG_ON(NR_CPUS > 4096); + kern_base = (prom_boot_mapping_phys_low >> 22UL) << 22UL; kern_size = (unsigned long)&_end - (unsigned long)KERNBASE; + sstate_booting(); + /* Invalidate both kernel TSBs. */ memset(swapper_tsb, 0x40, sizeof(swapper_tsb)); #ifndef CONFIG_DEBUG_PAGEALLOC @@ -1416,8 +1416,13 @@ void __init paging_init(void) kernel_physical_mapping_init(); + real_setup_per_cpu_areas(); + prom_build_devicetree(); + if (tlb_type == hypervisor) + sun4v_mdesc_init(); + { unsigned long zones_size[MAX_NR_ZONES]; unsigned long zholes_size[MAX_NR_ZONES]; @@ -1434,7 +1439,10 @@ void __init paging_init(void) zholes_size); } - device_scan(); + prom_printf("Booting Linux...\n"); + + central_probe(); + cpu_probe(); } static void __init taint_real_pages(void) diff --git a/arch/sparc64/prom/misc.c b/arch/sparc64/prom/misc.c index 0b4213720d4..f3e0c14e9ee 100644 --- a/arch/sparc64/prom/misc.c +++ b/arch/sparc64/prom/misc.c @@ -15,6 +15,25 @@ #include <asm/oplib.h> #include <asm/system.h> +int prom_service_exists(const char *service_name) +{ + int err = p1275_cmd("test", P1275_ARG(0, P1275_ARG_IN_STRING) | + P1275_INOUT(1, 1), service_name); + + if (err) + return 0; + return 1; +} + +void prom_sun4v_guest_soft_state(void) +{ + const char *svc = "SUNW,soft-state-supported"; + + if (!prom_service_exists(svc)) + return; + p1275_cmd(svc, P1275_INOUT(0, 0)); +} + /* Reset and reboot the machine with the command 'bcommand'. */ void prom_reboot(const char *bcommand) { diff --git a/arch/um/Kconfig b/arch/um/Kconfig index c504312219b..e6ff3026654 100644 --- a/arch/um/Kconfig +++ b/arch/um/Kconfig @@ -278,6 +278,7 @@ config HIGHMEM config KERNEL_STACK_ORDER int "Kernel stack size order" default 1 if 64BIT + range 1 10 if 64BIT default 0 if !64BIT help This option determines the size of UML kernel stacks. They will diff --git a/arch/um/drivers/line.c b/arch/um/drivers/line.c index ced99106f79..4bd40bb43ec 100644 --- a/arch/um/drivers/line.c +++ b/arch/um/drivers/line.c @@ -3,6 +3,7 @@ * Licensed under the GPL */ +#include "linux/kernel.h" #include "linux/sched.h" #include "linux/slab.h" #include "linux/list.h" diff --git a/arch/um/drivers/stderr_console.c b/arch/um/drivers/stderr_console.c index 91153929387..4739dd527b4 100644 --- a/arch/um/drivers/stderr_console.c +++ b/arch/um/drivers/stderr_console.c @@ -1,3 +1,4 @@ +#include <linux/kernel.h> #include <linux/init.h> #include <linux/console.h> diff --git a/arch/um/drivers/ubd_kern.c b/arch/um/drivers/ubd_kern.c index 70509ddaac0..2e09f162c42 100644 --- a/arch/um/drivers/ubd_kern.c +++ b/arch/um/drivers/ubd_kern.c @@ -20,6 +20,7 @@ #define MAJOR_NR UBD_MAJOR #define UBD_SHIFT 4 +#include "linux/kernel.h" #include "linux/module.h" #include "linux/blkdev.h" #include "linux/hdreg.h" diff --git a/arch/um/kernel/exitcode.c b/arch/um/kernel/exitcode.c index 8b7f2cdedf9..c716b5a6db1 100644 --- a/arch/um/kernel/exitcode.c +++ b/arch/um/kernel/exitcode.c @@ -1,8 +1,9 @@ -/* +/* * Copyright (C) 2002 Jeff Dike (jdike@karaya.com) * Licensed under the GPL */ +#include "linux/kernel.h" #include "linux/init.h" #include "linux/ctype.h" #include "linux/proc_fs.h" @@ -24,11 +25,14 @@ static int read_proc_exitcode(char *page, char **start, off_t off, val = uml_exitcode; len = sprintf(page, "%d\n", val); len -= off; - if(len <= off+count) *eof = 1; + if(len <= off+count) + *eof = 1; *start = page + off; - if(len > count) len = count; - if(len < 0) len = 0; - return(len); + if(len > count) + len = count; + if(len < 0) + len = 0; + return len; } static int write_proc_exitcode(struct file *file, const char __user *buffer, @@ -38,12 +42,14 @@ static int write_proc_exitcode(struct file *file, const char __user *buffer, int tmp; if(copy_from_user(buf, buffer, count)) - return(-EFAULT); + return -EFAULT; + tmp = simple_strtol(buf, &end, 0); if((*end != '\0') && !isspace(*end)) - return(-EINVAL); + return -EINVAL; + uml_exitcode = tmp; - return(count); + return count; } static int make_proc_exitcode(void) @@ -54,24 +60,13 @@ static int make_proc_exitcode(void) if(ent == NULL){ printk(KERN_WARNING "make_proc_exitcode : Failed to register " "/proc/exitcode\n"); - return(0); + return 0; } ent->read_proc = read_proc_exitcode; ent->write_proc = write_proc_exitcode; - - return(0); + + return 0; } __initcall(make_proc_exitcode); - -/* - * Overrides for Emacs so that we follow Linus's tabbing style. - * Emacs will notice this stuff at the end of the file and automatically - * adjust the settings for this buffer only. This must remain at the end - * of the file. - * --------------------------------------------------------------------------- - * Local variables: - * c-file-style: "linux" - * End: - */ diff --git a/arch/um/os-Linux/start_up.c b/arch/um/os-Linux/start_up.c index 79471f85eb8..3fc13fa8729 100644 --- a/arch/um/os-Linux/start_up.c +++ b/arch/um/os-Linux/start_up.c @@ -144,9 +144,7 @@ static int stop_ptraced_child(int pid, void *stack, int exitcode, int exit_with = WEXITSTATUS(status); if (exit_with == 2) non_fatal("check_ptrace : child exited with status 2. " - "Serious trouble happening! Try updating " - "your host skas patch!\nDisabling SYSEMU " - "support."); + "\nDisabling SYSEMU support.\n"); non_fatal("check_ptrace : child exited with exitcode %d, while " "expecting %d; status 0x%x\n", exit_with, exitcode, status); @@ -209,6 +207,7 @@ __uml_setup("nosysemu", nosysemu_cmd_param, static void __init check_sysemu(void) { void *stack; + unsigned long regs[MAX_REG_NR]; int pid, n, status, count=0; non_fatal("Checking syscall emulation patch for ptrace..."); @@ -225,11 +224,20 @@ static void __init check_sysemu(void) fatal("check_sysemu : expected SIGTRAP, got status = %d", status); - n = ptrace(PTRACE_POKEUSR, pid, PT_SYSCALL_RET_OFFSET, - os_getpid()); - if(n < 0) - fatal_perror("check_sysemu : failed to modify system call " - "return"); + if(ptrace(PTRACE_GETREGS, pid, 0, regs) < 0) + fatal_perror("check_sysemu : PTRACE_GETREGS failed"); + if(PT_SYSCALL_NR(regs) != __NR_getpid){ + non_fatal("check_sysemu got system call number %d, " + "expected %d...", PT_SYSCALL_NR(regs), __NR_getpid); + goto fail; + } + + n = ptrace(PTRACE_POKEUSR, pid, PT_SYSCALL_RET_OFFSET, os_getpid()); + if(n < 0){ + non_fatal("check_sysemu : failed to modify system call " + "return"); + goto fail; + } if (stop_ptraced_child(pid, stack, 0, 0) < 0) goto fail_stopped; diff --git a/arch/x86_64/Kconfig b/arch/x86_64/Kconfig index 145bb824b2a..5ce94430c01 100644 --- a/arch/x86_64/Kconfig +++ b/arch/x86_64/Kconfig @@ -428,12 +428,15 @@ config NR_CPUS memory in the static kernel configuration. config HOTPLUG_CPU - bool "Support for hot-pluggable CPUs (EXPERIMENTAL)" + bool "Support for suspend on SMP and hot-pluggable CPUs (EXPERIMENTAL)" depends on SMP && HOTPLUG && EXPERIMENTAL help Say Y here to experiment with turning CPUs off and on. CPUs can be controlled through /sys/devices/system/cpu/cpu#. - Say N if you want to disable CPU hotplug. + This is also required for suspend/hibernation on SMP systems. + + Say N if you want to disable CPU hotplug and don't need to + suspend. config ARCH_ENABLE_MEMORY_HOTPLUG def_bool y diff --git a/arch/x86_64/kernel/k8.c b/arch/x86_64/kernel/k8.c index bc11b32e8b4..7377ccb2133 100644 --- a/arch/x86_64/kernel/k8.c +++ b/arch/x86_64/kernel/k8.c @@ -39,10 +39,10 @@ int cache_k8_northbridges(void) { int i; struct pci_dev *dev; + if (num_k8_northbridges) return 0; - num_k8_northbridges = 0; dev = NULL; while ((dev = next_k8_northbridge(dev)) != NULL) num_k8_northbridges++; @@ -52,6 +52,11 @@ int cache_k8_northbridges(void) if (!k8_northbridges) return -ENOMEM; + if (!num_k8_northbridges) { + k8_northbridges[0] = NULL; + return 0; + } + flush_words = kmalloc(num_k8_northbridges * sizeof(u32), GFP_KERNEL); if (!flush_words) { kfree(k8_northbridges); diff --git a/arch/x86_64/kernel/traps.c b/arch/x86_64/kernel/traps.c index cb29fb96948..aac1c0be54c 100644 --- a/arch/x86_64/kernel/traps.c +++ b/arch/x86_64/kernel/traps.c @@ -465,13 +465,14 @@ static unsigned int die_nest_count; unsigned __kprobes long oops_begin(void) { - int cpu = smp_processor_id(); + int cpu; unsigned long flags; oops_enter(); /* racy, but better than risking deadlock. */ local_irq_save(flags); + cpu = smp_processor_id(); if (!spin_trylock(&die_lock)) { if (cpu == die_owner) /* nested oops. should stop eventually */; diff --git a/arch/x86_64/mm/fault.c b/arch/x86_64/mm/fault.c index bfb62a13d7e..635e58d443d 100644 --- a/arch/x86_64/mm/fault.c +++ b/arch/x86_64/mm/fault.c @@ -476,6 +476,12 @@ bad_area: bad_area_nosemaphore: /* User mode accesses just cause a SIGSEGV */ if (error_code & PF_USER) { + + /* + * It's possible to have interrupts off here. + */ + local_irq_enable(); + if (is_prefetch(regs, address, error_code)) return; diff --git a/arch/x86_64/mm/init.c b/arch/x86_64/mm/init.c index 1336da8bdee..efb6e845114 100644 --- a/arch/x86_64/mm/init.c +++ b/arch/x86_64/mm/init.c @@ -79,6 +79,8 @@ void show_mem(void) if (unlikely(i % MAX_ORDER_NR_PAGES == 0)) { touch_nmi_watchdog(); } + if (!pfn_valid(pgdat->node_start_pfn + i)) + continue; page = pfn_to_page(pgdat->node_start_pfn + i); total++; if (PageReserved(page)) @@ -761,3 +763,9 @@ int in_gate_area_no_task(unsigned long addr) { return (addr >= VSYSCALL_START) && (addr < VSYSCALL_END); } + +void *alloc_bootmem_high_node(pg_data_t *pgdat, unsigned long size) +{ + return __alloc_bootmem_core(pgdat->bdata, size, + SMP_CACHE_BYTES, (4UL*1024*1024*1024), 0); +} diff --git a/arch/xtensa/kernel/asm-offsets.c b/arch/xtensa/kernel/asm-offsets.c index 698079b3a33..d0323cd6a2e 100644 --- a/arch/xtensa/kernel/asm-offsets.c +++ b/arch/xtensa/kernel/asm-offsets.c @@ -39,6 +39,7 @@ int main(void) DEFINE(PT_LEND, offsetof (struct pt_regs, lend)); DEFINE(PT_LCOUNT, offsetof (struct pt_regs, lcount)); DEFINE(PT_SAR, offsetof (struct pt_regs, sar)); + DEFINE(PT_ICOUNTLEVEL, offsetof (struct pt_regs, icountlevel)); DEFINE(PT_SYSCALL, offsetof (struct pt_regs, syscall)); DEFINE(PT_AREG, offsetof (struct pt_regs, areg[0])); DEFINE(PT_AREG0, offsetof (struct pt_regs, areg[0])); diff --git a/arch/xtensa/kernel/entry.S b/arch/xtensa/kernel/entry.S index 9e271ba009b..8dc7a2c26ff 100644 --- a/arch/xtensa/kernel/entry.S +++ b/arch/xtensa/kernel/entry.S @@ -125,8 +125,9 @@ _user_exception: movi a2, 0 rsr a3, SAR - wsr a2, ICOUNTLEVEL + xsr a2, ICOUNTLEVEL s32i a3, a1, PT_SAR + s32i a2, a1, PT_ICOUNTLEVEL /* Rotate ws so that the current windowbase is at bit0. */ /* Assume ws = xxwww1yyyy. Rotate ws right, so that a2 = yyyyxxwww1 */ @@ -276,8 +277,9 @@ _kernel_exception: movi a2, 0 rsr a3, SAR - wsr a2, ICOUNTLEVEL + xsr a2, ICOUNTLEVEL s32i a3, a1, PT_SAR + s32i a2, a1, PT_ICOUNTLEVEL /* Rotate ws so that the current windowbase is at bit0. */ /* Assume ws = xxwww1yyyy. Rotate ws right, so that a2 = yyyyxxwww1 */ @@ -330,14 +332,16 @@ _kernel_exception: common_exception: - /* Save EXCVADDR, DEBUGCAUSE, and PC, and clear LCOUNT */ + /* Save some registers, disable loops and clear the syscall flag. */ rsr a2, DEBUGCAUSE rsr a3, EPC_1 s32i a2, a1, PT_DEBUGCAUSE s32i a3, a1, PT_PC + movi a2, -1 rsr a3, EXCVADDR + s32i a2, a1, PT_SYSCALL movi a2, 0 s32i a3, a1, PT_EXCVADDR xsr a2, LCOUNT @@ -450,27 +454,8 @@ common_exception_return: /* Restore the state of the task and return from the exception. */ - - /* If we are returning from a user exception, and the process - * to run next has PT_SINGLESTEP set, we want to setup - * ICOUNT and ICOUNTLEVEL to step one instruction. - * PT_SINGLESTEP is set by sys_ptrace (ptrace.c) - */ - 4: /* a2 holds GET_CURRENT(a2,a1) */ - l32i a3, a2, TI_TASK - l32i a3, a3, TASK_PTRACE - bbci.l a3, PT_SINGLESTEP_BIT, 1f # jump if single-step flag is not set - - movi a3, -2 # PT_SINGLESTEP flag is set, - movi a4, 1 # icountlevel of 1 means it won't - wsr a3, ICOUNT # start counting until after rfe - wsr a4, ICOUNTLEVEL # so setup icount & icountlevel. - isync - -1: - #if XCHAL_EXTRA_SA_SIZE /* For user exceptions, restore the extra state from the user's TCB. */ @@ -665,6 +650,13 @@ common_exception_exit: wsr a3, LEND wsr a2, LCOUNT + /* We control single stepping through the ICOUNTLEVEL register. */ + + l32i a2, a1, PT_ICOUNTLEVEL + movi a3, -2 + wsr a2, ICOUNTLEVEL + wsr a3, ICOUNT + /* Check if it was double exception. */ l32i a0, a1, PT_DEPC diff --git a/arch/xtensa/kernel/head.S b/arch/xtensa/kernel/head.S index ea89910efa4..67e69139520 100644 --- a/arch/xtensa/kernel/head.S +++ b/arch/xtensa/kernel/head.S @@ -19,6 +19,8 @@ #include <asm/page.h> #include <asm/cacheasm.h> +#include <linux/linkage.h> + /* * This module contains the entry code for kernel images. It performs the * minimal setup needed to call the generic C routines. @@ -227,13 +229,14 @@ _startup: should_never_return: j should_never_return - /* Define some common data structures here. We define them - * here in this assembly file due to their unusual alignment - * requirements. - */ - .comm swapper_pg_dir,PAGE_SIZE,PAGE_SIZE - .comm empty_bad_page_table,PAGE_SIZE,PAGE_SIZE - .comm empty_bad_page,PAGE_SIZE,PAGE_SIZE - .comm empty_zero_page,PAGE_SIZE,PAGE_SIZE +/* + * BSS section + */ + +.section ".bss.page_aligned", "w" +ENTRY(swapper_pg_dir) + .fill PAGE_SIZE, 1, 0 +ENTRY(empty_zero_page) + .fill PAGE_SIZE, 1, 0 diff --git a/arch/xtensa/kernel/pci.c b/arch/xtensa/kernel/pci.c index 45571ccb72d..77deae5290f 100644 --- a/arch/xtensa/kernel/pci.c +++ b/arch/xtensa/kernel/pci.c @@ -401,7 +401,7 @@ int pci_mmap_page_range(struct pci_dev *dev, struct vm_area_struct *vma, * Also, think for a moment about likes of floppy.c that * include architecture specific parts. They may want to redefine ins/outs. * - * We do not use horroble macroses here because we want to + * We do not use horrible macros here because we want to * advance pointer by sizeof(size). */ void outsb(unsigned long addr, const void *src, unsigned long count) { diff --git a/arch/xtensa/kernel/setup.c b/arch/xtensa/kernel/setup.c index 1ecf6716c32..2e8d398cf19 100644 --- a/arch/xtensa/kernel/setup.c +++ b/arch/xtensa/kernel/setup.c @@ -41,6 +41,7 @@ #include <asm/platform.h> #include <asm/page.h> #include <asm/setup.h> +#include <asm/param.h> #if defined(CONFIG_VGA_CONSOLE) || defined(CONFIG_DUMMY_CONSOLE) struct screen_info screen_info = { 0, 24, 0, 0, 0, 80, 0, 0, 0, 24, 1, 16}; diff --git a/arch/xtensa/kernel/signal.c b/arch/xtensa/kernel/signal.c index 58107672a61..033aae0336d 100644 --- a/arch/xtensa/kernel/signal.c +++ b/arch/xtensa/kernel/signal.c @@ -1,397 +1,239 @@ -// TODO coprocessor stuff /* - * linux/arch/xtensa/kernel/signal.c + * arch/xtensa/kernel/signal.c * - * Copyright (C) 1991, 1992 Linus Torvalds - * 1997-11-28 Modified for POSIX.1b signals by Richard Henderson - * - * Joe Taylor <joe@tensilica.com> - * Chris Zankel <chris@zankel.net> + * Default platform functions. * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. * + * Copyright (C) 2005, 2006 Tensilica Inc. + * Copyright (C) 1991, 1992 Linus Torvalds + * 1997-11-28 Modified for POSIX.1b signals by Richard Henderson * + * Chris Zankel <chris@zankel.net> + * Joe Taylor <joe@tensilica.com> */ -#include <asm/variant/core.h> -#include <asm/coprocessor.h> -#include <linux/sched.h> -#include <linux/mm.h> -#include <linux/smp.h> -#include <linux/kernel.h> #include <linux/signal.h> #include <linux/errno.h> -#include <linux/wait.h> #include <linux/ptrace.h> -#include <linux/unistd.h> -#include <linux/stddef.h> #include <linux/personality.h> +#include <linux/freezer.h> + #include <asm/ucontext.h> #include <asm/uaccess.h> -#include <asm/pgtable.h> #include <asm/cacheflush.h> +#include <asm/coprocessor.h> +#include <asm/unistd.h> #define DEBUG_SIG 0 #define _BLOCKABLE (~(sigmask(SIGKILL) | sigmask(SIGSTOP))) -asmlinkage long sys_wait4(pid_t pid,unsigned int * stat_addr, int options, - struct rusage * ru); asmlinkage int do_signal(struct pt_regs *regs, sigset_t *oldset); extern struct task_struct *coproc_owners[]; +extern void release_all_cp (struct task_struct *); -/* - * Atomically swap in the new signal mask, and wait for a signal. +struct rt_sigframe +{ + struct siginfo info; + struct ucontext uc; + cp_state_t cpstate; + unsigned char retcode[6]; + unsigned int window[4]; +}; + +/* + * Flush register windows stored in pt_regs to stack. + * Returns 1 for errors. + * + * Note that windowbase, windowstart, and wmask are not updated! */ -int xtensa_sigsuspend(struct pt_regs *regs) +int +flush_window_regs_user(struct pt_regs *regs) { - old_sigset_t mask = (old_sigset_t) regs->areg[3]; - sigset_t saveset; + const unsigned long ws = regs->windowstart; + const unsigned long wb = regs->windowbase; + unsigned long sp = 0; + unsigned long wm; + int err = 1; + int base; - mask &= _BLOCKABLE; - spin_lock_irq(¤t->sighand->siglock); - saveset = current->blocked; - siginitset(¤t->blocked, mask); - recalc_sigpending(); - spin_unlock_irq(¤t->sighand->siglock); + /* Return if no other frames. */ - regs->areg[2] = -EINTR; - while (1) { - current->state = TASK_INTERRUPTIBLE; - schedule(); - if (do_signal(regs, &saveset)) - return -EINTR; - } -} + if (regs->wmask == 1) + return 0; -asmlinkage int -xtensa_rt_sigsuspend(struct pt_regs *regs) -{ - sigset_t *unewset = (sigset_t *) regs->areg[4]; - size_t sigsetsize = (size_t) regs->areg[3]; - sigset_t saveset, newset; - /* XXX: Don't preclude handling different sized sigset_t's. */ - if (sigsetsize != sizeof(sigset_t)) - return -EINVAL; + /* Rotate windowmask and skip empty frames. */ - if (copy_from_user(&newset, unewset, sizeof(newset))) - return -EFAULT; - sigdelsetmask(&newset, ~_BLOCKABLE); - spin_lock_irq(¤t->sighand->siglock); - saveset = current->blocked; - current->blocked = newset; - recalc_sigpending(); - spin_unlock_irq(¤t->sighand->siglock); + wm = (ws >> wb) | (ws << (XCHAL_NUM_AREGS / 4 - wb)); + base = (XCHAL_NUM_AREGS / 4) - (regs->wmask >> 4); + + /* For call8 or call12 frames, we need the previous stack pointer. */ - regs->areg[2] = -EINTR; - while (1) { - current->state = TASK_INTERRUPTIBLE; - schedule(); - if (do_signal(regs, &saveset)) - return -EINTR; - } -} + if ((regs->wmask & 2) == 0) + if (__get_user(sp, (int*)(regs->areg[base * 4 + 1] - 12))) + goto errout; -asmlinkage int -xtensa_sigaction(int sig, const struct old_sigaction *act, - struct old_sigaction *oact) -{ - struct k_sigaction new_ka, old_ka; - int ret; + /* Spill frames to stack. */ - if (act) { - old_sigset_t mask; - if (!access_ok(VERIFY_READ, act, sizeof(*act)) || - __get_user(new_ka.sa.sa_handler, &act->sa_handler) || - __get_user(new_ka.sa.sa_restorer, &act->sa_restorer)) - return -EFAULT; - __get_user(new_ka.sa.sa_flags, &act->sa_flags); - __get_user(mask, &act->sa_mask); - siginitset(&new_ka.sa.sa_mask, mask); - } + while (base < XCHAL_NUM_AREGS / 4) { - ret = do_sigaction(sig, act ? &new_ka : NULL, oact ? &old_ka : NULL); + int m = (wm >> base); + int inc = 0; - if (!ret && oact) { - if (!access_ok(VERIFY_WRITE, oact, sizeof(*oact)) || - __put_user(old_ka.sa.sa_handler, &oact->sa_handler) || - __put_user(old_ka.sa.sa_restorer, &oact->sa_restorer)) - return -EFAULT; - __put_user(old_ka.sa.sa_flags, &oact->sa_flags); - __put_user(old_ka.sa.sa_mask.sig[0], &oact->sa_mask); - } + /* Save registers a4..a7 (call8) or a4...a11 (call12) */ - return ret; -} + if (m & 2) { /* call4 */ + inc = 1; -asmlinkage int -xtensa_sigaltstack(struct pt_regs *regs) -{ - const stack_t *uss = (stack_t *) regs->areg[4]; - stack_t *uoss = (stack_t *) regs->areg[3]; + } else if (m & 4) { /* call8 */ + if (copy_to_user((void*)(sp - 32), + ®s->areg[(base + 1) * 4], 16)) + goto errout; + inc = 2; - if (regs->depc > 64) - panic ("Double exception sys_sigreturn\n"); + } else if (m & 8) { /* call12 */ + if (copy_to_user((void*)(sp - 48), + ®s->areg[(base + 1) * 4], 32)) + goto errout; + inc = 3; + } + /* Save current frame a0..a3 under next SP */ - return do_sigaltstack(uss, uoss, regs->areg[1]); -} + sp = regs->areg[((base + inc) * 4 + 1) % XCHAL_NUM_AREGS]; + if (copy_to_user((void*)(sp - 16), ®s->areg[base * 4], 16)) + goto errout; + + /* Get current stack pointer for next loop iteration. */ + + sp = regs->areg[base * 4 + 1]; + base += inc; + } + + return 0; +errout: + return err; +} /* - * Do a signal return; undo the signal stack. + * Note: We don't copy double exception 'regs', we have to finish double exc. + * first before we return to signal handler! This dbl.exc.handler might cause + * another double exception, but I think we are fine as the situation is the + * same as if we had returned to the signal handerl and got an interrupt + * immediately... */ -struct sigframe -{ - struct sigcontext sc; - struct _cpstate cpstate; - unsigned long extramask[_NSIG_WORDS-1]; - unsigned char retcode[6]; - unsigned int reserved[4]; /* Reserved area for chaining */ - unsigned int window[4]; /* Window of 4 registers for initial context */ -}; - -struct rt_sigframe +static int +setup_sigcontext(struct sigcontext __user *sc, cp_state_t *cpstate, + struct pt_regs *regs, unsigned long mask) { - struct siginfo info; - struct ucontext uc; - struct _cpstate cpstate; - unsigned char retcode[6]; - unsigned int reserved[4]; /* Reserved area for chaining */ - unsigned int window[4]; /* Window of 4 registers for initial context */ -}; + int err = 0; -extern void release_all_cp (struct task_struct *); +#define COPY(x) err |= __put_user(regs->x, &sc->sc_##x) + COPY(pc); + COPY(ps); + COPY(lbeg); + COPY(lend); + COPY(lcount); + COPY(sar); +#undef COPY + err |= flush_window_regs_user(regs); + err |= __copy_to_user (sc->sc_a, regs->areg, 16 * 4); -// FIXME restore_cpextra -static inline int -restore_cpextra (struct _cpstate *buf) -{ -#if 0 - /* The signal handler may have used coprocessors in which - * case they are still enabled. We disable them to force a - * reloading of the original task's CP state by the lazy - * context-switching mechanisms of CP exception handling. - * Also, we essentially discard any coprocessor state that the - * signal handler created. */ + // err |= __copy_to_user (sc->sc_a, regs->areg, XCHAL_NUM_AREGS * 4) - struct task_struct *tsk = current; - release_all_cp(tsk); - return __copy_from_user(tsk->thread.cpextra, buf, XTENSA_CP_EXTRA_SIZE); +#if XCHAL_HAVE_CP +# error Coprocessors unsupported + err |= save_cpextra(cpstate); + err |= __put_user(err ? NULL : cpstate, &sc->sc_cpstate); #endif - return 0; -} - -/* Note: We don't copy double exception 'tregs', we have to finish double exc. first before we return to signal handler! This dbl.exc.handler might cause another double exception, but I think we are fine as the situation is the same as if we had returned to the signal handerl and got an interrupt immediately... - */ + /* non-iBCS2 extensions.. */ + err |= __put_user(mask, &sc->oldmask); + return err; +} static int -restore_sigcontext(struct pt_regs *regs, struct sigcontext *sc) +restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc) { - struct thread_struct *thread; unsigned int err = 0; unsigned long ps; - struct _cpstate *buf; #define COPY(x) err |= __get_user(regs->x, &sc->sc_##x) COPY(pc); - COPY(depc); - COPY(wmask); COPY(lbeg); COPY(lend); COPY(lcount); COPY(sar); - COPY(windowbase); - COPY(windowstart); #undef COPY + /* All registers were flushed to stack. Start with a prestine frame. */ + + regs->wmask = 1; + regs->windowbase = 0; + regs->windowstart = 1; + /* For PS, restore only PS.CALLINC. * Assume that all other bits are either the same as for the signal * handler, or the user mode value doesn't matter (e.g. PS.OWB). */ err |= __get_user(ps, &sc->sc_ps); - regs->ps = (regs->ps & ~PS_CALLINC_MASK) - | (ps & PS_CALLINC_MASK); + regs->ps = (regs->ps & ~PS_CALLINC_MASK) | (ps & PS_CALLINC_MASK); /* Additional corruption checks */ - if ((regs->windowbase >= (XCHAL_NUM_AREGS/4)) - || ((regs->windowstart & ~((1<<(XCHAL_NUM_AREGS/4)) - 1)) != 0) ) - err = 1; if ((regs->lcount > 0) - && ((regs->lbeg > TASK_SIZE) || (regs->lend > TASK_SIZE)) ) + && ((regs->lbeg > TASK_SIZE) || (regs->lend > TASK_SIZE)) ) err = 1; - /* Restore extended register state. - * See struct thread_struct in processor.h. - */ - thread = ¤t->thread; - - err |= __copy_from_user (regs->areg, sc->sc_areg, XCHAL_NUM_AREGS*4); - err |= __get_user(buf, &sc->sc_cpstate); - if (buf) { - if (!access_ok(VERIFY_READ, buf, sizeof(*buf))) - goto badframe; - err |= restore_cpextra(buf); - } - - regs->syscall = -1; /* disable syscall checks */ - return err; - -badframe: - return 1; -} - -static inline void -flush_my_cpstate(struct task_struct *tsk) -{ - unsigned long flags; - local_irq_save(flags); - -#if 0 // FIXME - for (i = 0; i < XCHAL_CP_NUM; i++) { - if (tsk == coproc_owners[i]) { - xthal_validate_cp(i); - xthal_save_cpregs(tsk->thread.cpregs_ptr[i], i); + err |= __copy_from_user(regs->areg, sc->sc_a, 16 * 4); - /* Invalidate and "disown" the cp to allow - * callers the chance to reset cp state in the - * task_struct. */ +#if XCHAL_HAVE_CP +# error Coprocessors unsupported + /* The signal handler may have used coprocessors in which + * case they are still enabled. We disable them to force a + * reloading of the original task's CP state by the lazy + * context-switching mechanisms of CP exception handling. + * Also, we essentially discard any coprocessor state that the + * signal handler created. */ - xthal_invalidate_cp(i); - coproc_owners[i] = 0; - } + if (!err) { + struct task_struct *tsk = current; + release_all_cp(tsk); + err |= __copy_from_user(tsk->thread.cpextra, sc->sc_cpstate, + XTENSA_CP_EXTRA_SIZE); } #endif - local_irq_restore(flags); -} - -/* Return codes: - 0: nothing saved - 1: stuff to save, successful - -1: stuff to save, error happened -*/ -static int -save_cpextra (struct _cpstate *buf) -{ -#if XCHAL_CP_NUM == 0 - return 0; -#else - - /* FIXME: If a task has never used a coprocessor, there is - * no need to save and restore anything. Tracking this - * information would allow us to optimize this section. - * Perhaps we can use current->used_math or (current->flags & - * PF_USEDFPU) or define a new field in the thread - * structure. */ - - /* We flush any live, task-owned cp state to the task_struct, - * then copy it all to the sigframe. Then we clear all - * cp/extra state in the task_struct, effectively - * clearing/resetting all cp/extra state for the signal - * handler (cp-exception handling will load these new values - * into the cp/extra registers.) This step is important for - * things like a floating-point cp, where the OS must reset - * the FCR to the default rounding mode. */ - - int err = 0; - struct task_struct *tsk = current; - - flush_my_cpstate(tsk); - /* Note that we just copy everything: 'extra' and 'cp' state together.*/ - err |= __copy_to_user(buf, tsk->thread.cp_save, XTENSA_CP_EXTRA_SIZE); - memset(tsk->thread.cp_save, 0, XTENSA_CP_EXTRA_SIZE); - -#if (XTENSA_CP_EXTRA_SIZE == 0) -#error Sanity check on memset above, cpextra_size should not be zero. -#endif - - return err ? -1 : 1; -#endif -} - -static int -setup_sigcontext(struct sigcontext *sc, struct _cpstate *cpstate, - struct pt_regs *regs, unsigned long mask) -{ - struct thread_struct *thread; - int err = 0; - -//printk("setup_sigcontext\n"); -#define COPY(x) err |= __put_user(regs->x, &sc->sc_##x) - COPY(pc); - COPY(ps); - COPY(depc); - COPY(wmask); - COPY(lbeg); - COPY(lend); - COPY(lcount); - COPY(sar); - COPY(windowbase); - COPY(windowstart); -#undef COPY - - /* Save extended register state. - * See struct thread_struct in processor.h. - */ - thread = ¤t->thread; - err |= __copy_to_user (sc->sc_areg, regs->areg, XCHAL_NUM_AREGS * 4); - err |= save_cpextra(cpstate); - err |= __put_user(err ? NULL : cpstate, &sc->sc_cpstate); - /* non-iBCS2 extensions.. */ - err |= __put_user(mask, &sc->oldmask); + regs->syscall = -1; /* disable syscall checks */ return err; } -asmlinkage int xtensa_sigreturn(struct pt_regs *regs) -{ - struct sigframe *frame = (struct sigframe *)regs->areg[1]; - sigset_t set; - if (regs->depc > 64) - panic ("Double exception sys_sigreturn\n"); - - if (!access_ok(VERIFY_READ, frame, sizeof(*frame))) - goto badframe; - - if (__get_user(set.sig[0], &frame->sc.oldmask) - || (_NSIG_WORDS > 1 - && __copy_from_user(&set.sig[1], &frame->extramask, - sizeof(frame->extramask)))) - goto badframe; - - sigdelsetmask(&set, ~_BLOCKABLE); - - spin_lock_irq(¤t->sighand->siglock); - current->blocked = set; - recalc_sigpending(); - spin_unlock_irq(¤t->sighand->siglock); - if (restore_sigcontext(regs, &frame->sc)) - goto badframe; - return regs->areg[2]; -badframe: - force_sig(SIGSEGV, current); - return 0; -} +/* + * Do a signal return; undo the signal stack. + */ -asmlinkage int xtensa_rt_sigreturn(struct pt_regs *regs) +asmlinkage long xtensa_rt_sigreturn(long a0, long a1, long a2, long a3, + long a4, long a5, struct pt_regs *regs) { - struct rt_sigframe *frame = (struct rt_sigframe *)regs->areg[1]; + struct rt_sigframe __user *frame; sigset_t set; - stack_t st; int ret; + if (regs->depc > 64) - { - printk("!!!!!!! DEPC !!!!!!!\n"); - return 0; - } + panic("rt_sigreturn in double exception!\n"); + + frame = (struct rt_sigframe __user *) regs->areg[1]; if (!access_ok(VERIFY_READ, frame, sizeof(*frame))) goto badframe; @@ -407,13 +249,11 @@ asmlinkage int xtensa_rt_sigreturn(struct pt_regs *regs) if (restore_sigcontext(regs, &frame->uc.uc_mcontext)) goto badframe; + ret = regs->areg[2]; - if (__copy_from_user(&st, &frame->uc.uc_stack, sizeof(st))) + if (do_sigaltstack(&frame->uc.uc_stack, NULL, regs->areg[1]) == -EFAULT) goto badframe; - /* It is more difficult to avoid calling this function than to - call it and ignore errors. */ - do_sigaltstack(&st, NULL, regs->areg[1]); return ret; @@ -422,77 +262,50 @@ badframe: return 0; } -/* - * Set up a signal frame. - */ + /* - * Determine which stack to use.. + * Set up a signal frame. */ -static inline void * -get_sigframe(struct k_sigaction *ka, unsigned long sp, size_t frame_size) -{ - if ((ka->sa.sa_flags & SA_ONSTACK) != 0 && ! sas_ss_flags(sp)) - sp = current->sas_ss_sp + current->sas_ss_size; - - return (void *)((sp - frame_size) & -16ul); -} - -#define USE_SIGRETURN 0 -#define USE_RT_SIGRETURN 1 static int -gen_return_code(unsigned char *codemem, unsigned int use_rt_sigreturn) +gen_return_code(unsigned char *codemem) { - unsigned int retcall; int err = 0; -#if 0 - /* Ignoring SA_RESTORER for now; it's supposed to be obsolete, - * and the xtensa glibc doesn't use it. + /* + * The 12-bit immediate is really split up within the 24-bit MOVI + * instruction. As long as the above system call numbers fit within + * 8-bits, the following code works fine. See the Xtensa ISA for + * details. */ - if (ka->sa.sa_flags & SA_RESTORER) { - regs->pr = (unsigned long) ka->sa.sa_restorer; - } else -#endif /* 0 */ - { - -#if (__NR_sigreturn > 255) || (__NR_rt_sigreturn > 255) - -/* The 12-bit immediate is really split up within the 24-bit MOVI - * instruction. As long as the above system call numbers fit within - * 8-bits, the following code works fine. See the Xtensa ISA for - * details. - */ -#error Generating the MOVI instruction below breaks! +#if __NR_rt_sigreturn > 255 +# error Generating the MOVI instruction below breaks! #endif - retcall = use_rt_sigreturn ? __NR_rt_sigreturn : __NR_sigreturn; - #ifdef __XTENSA_EB__ /* Big Endian version */ - /* Generate instruction: MOVI a2, retcall */ - err |= __put_user(0x22, &codemem[0]); - err |= __put_user(0x0a, &codemem[1]); - err |= __put_user(retcall, &codemem[2]); - /* Generate instruction: SYSCALL */ - err |= __put_user(0x00, &codemem[3]); - err |= __put_user(0x05, &codemem[4]); - err |= __put_user(0x00, &codemem[5]); + /* Generate instruction: MOVI a2, __NR_rt_sigreturn */ + err |= __put_user(0x22, &codemem[0]); + err |= __put_user(0x0a, &codemem[1]); + err |= __put_user(__NR_rt_sigreturn, &codemem[2]); + /* Generate instruction: SYSCALL */ + err |= __put_user(0x00, &codemem[3]); + err |= __put_user(0x05, &codemem[4]); + err |= __put_user(0x00, &codemem[5]); #elif defined __XTENSA_EL__ /* Little Endian version */ - /* Generate instruction: MOVI a2, retcall */ - err |= __put_user(0x22, &codemem[0]); - err |= __put_user(0xa0, &codemem[1]); - err |= __put_user(retcall, &codemem[2]); - /* Generate instruction: SYSCALL */ - err |= __put_user(0x00, &codemem[3]); - err |= __put_user(0x50, &codemem[4]); - err |= __put_user(0x00, &codemem[5]); + /* Generate instruction: MOVI a2, __NR_rt_sigreturn */ + err |= __put_user(0x22, &codemem[0]); + err |= __put_user(0xa0, &codemem[1]); + err |= __put_user(__NR_rt_sigreturn, &codemem[2]); + /* Generate instruction: SYSCALL */ + err |= __put_user(0x00, &codemem[3]); + err |= __put_user(0x50, &codemem[4]); + err |= __put_user(0x00, &codemem[5]); #else -#error Must use compiler for Xtensa processors. +# error Must use compiler for Xtensa processors. #endif - } /* Flush generated code out of the data cache */ @@ -504,97 +317,29 @@ gen_return_code(unsigned char *codemem, unsigned int use_rt_sigreturn) return err; } -static void -set_thread_state(struct pt_regs *regs, void *stack, unsigned char *retaddr, - void *handler, unsigned long arg1, void *arg2, void *arg3) -{ - /* Set up registers for signal handler */ - start_thread(regs, (unsigned long) handler, (unsigned long) stack); - - /* Set up a stack frame for a call4 - * Note: PS.CALLINC is set to one by start_thread - */ - regs->areg[4] = (((unsigned long) retaddr) & 0x3fffffff) | 0x40000000; - regs->areg[6] = arg1; - regs->areg[7] = (unsigned long) arg2; - regs->areg[8] = (unsigned long) arg3; -} -static void setup_frame(int sig, struct k_sigaction *ka, +static void setup_frame(int sig, struct k_sigaction *ka, siginfo_t *info, sigset_t *set, struct pt_regs *regs) { - struct sigframe *frame; + struct rt_sigframe *frame; int err = 0; int signal; + unsigned long sp, ra; - frame = get_sigframe(ka, regs->areg[1], sizeof(*frame)); - if (regs->depc > 64) - { - printk("!!!!!!! DEPC !!!!!!!\n"); - return; - } - - - if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame))) - goto give_sigsegv; - - signal = current_thread_info()->exec_domain - && current_thread_info()->exec_domain->signal_invmap - && sig < 32 - ? current_thread_info()->exec_domain->signal_invmap[sig] - : sig; - - err |= setup_sigcontext(&frame->sc, &frame->cpstate, regs, set->sig[0]); + sp = regs->areg[1]; - if (_NSIG_WORDS > 1) { - err |= __copy_to_user(frame->extramask, &set->sig[1], - sizeof(frame->extramask)); + if ((ka->sa.sa_flags & SA_ONSTACK) != 0 && ! on_sig_stack(sp)) { + sp = current->sas_ss_sp + current->sas_ss_size; } - /* Create sys_sigreturn syscall in stack frame */ - err |= gen_return_code(frame->retcode, USE_SIGRETURN); - - if (err) - goto give_sigsegv; - - /* Create signal handler execution context. - * Return context not modified until this point. - */ - set_thread_state(regs, frame, frame->retcode, - ka->sa.sa_handler, signal, &frame->sc, NULL); - - /* Set access mode to USER_DS. Nomenclature is outdated, but - * functionality is used in uaccess.h - */ - set_fs(USER_DS); - - -#if DEBUG_SIG - printk("SIG deliver (%s:%d): signal=%d sp=%p pc=%08x\n", - current->comm, current->pid, signal, frame, regs->pc); -#endif - - return; - -give_sigsegv: - if (sig == SIGSEGV) - ka->sa.sa_handler = SIG_DFL; - force_sig(SIGSEGV, current); -} - -static void setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, - sigset_t *set, struct pt_regs *regs) -{ - struct rt_sigframe *frame; - int err = 0; - int signal; + frame = (void *)((sp - sizeof(*frame)) & -16ul); - frame = get_sigframe(ka, regs->areg[1], sizeof(*frame)); if (regs->depc > 64) panic ("Double exception sys_sigreturn\n"); - if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame))) + if (!access_ok(VERIFY_WRITE, frame, sizeof(*frame))) { goto give_sigsegv; + } signal = current_thread_info()->exec_domain && current_thread_info()->exec_domain->signal_invmap @@ -602,9 +347,12 @@ static void setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, ? current_thread_info()->exec_domain->signal_invmap[sig] : sig; - err |= copy_siginfo_to_user(&frame->info, info); + if (ka->sa.sa_flags & SA_SIGINFO) { + err |= copy_siginfo_to_user(&frame->info, info); + } + + /* Create the user context. */ - /* Create the ucontext. */ err |= __put_user(0, &frame->uc.uc_flags); err |= __put_user(0, &frame->uc.uc_link); err |= __put_user((void *)current->sas_ss_sp, @@ -617,16 +365,31 @@ static void setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, err |= __copy_to_user(&frame->uc.uc_sigmask, set, sizeof(*set)); /* Create sys_rt_sigreturn syscall in stack frame */ - err |= gen_return_code(frame->retcode, USE_RT_SIGRETURN); - if (err) + err |= gen_return_code(frame->retcode); + + if (err) { goto give_sigsegv; + } + - /* Create signal handler execution context. + /* + * Create signal handler execution context. * Return context not modified until this point. */ - set_thread_state(regs, frame, frame->retcode, - ka->sa.sa_handler, signal, &frame->info, &frame->uc); + + /* Set up registers for signal handler */ + start_thread(regs, (unsigned long) ka->sa.sa_handler, + (unsigned long) frame); + + /* Set up a stack frame for a call4 + * Note: PS.CALLINC is set to one by start_thread + */ + ra = (unsigned long) frame->retcode; + regs->areg[4] = (((unsigned long) ra) & 0x3fffffff) | 0x40000000; + regs->areg[6] = (unsigned long) signal; + regs->areg[7] = (unsigned long) &frame->info; + regs->areg[8] = (unsigned long) &frame->uc; /* Set access mode to USER_DS. Nomenclature is outdated, but * functionality is used in uaccess.h @@ -646,6 +409,48 @@ give_sigsegv: force_sig(SIGSEGV, current); } +/* + * Atomically swap in the new signal mask, and wait for a signal. + */ + +asmlinkage long xtensa_rt_sigsuspend(sigset_t __user *unewset, + size_t sigsetsize, + long a2, long a3, long a4, long a5, + struct pt_regs *regs) +{ + sigset_t saveset, newset; + + /* XXX: Don't preclude handling different sized sigset_t's. */ + if (sigsetsize != sizeof(sigset_t)) + return -EINVAL; + + if (copy_from_user(&newset, unewset, sizeof(newset))) + return -EFAULT; + + sigdelsetmask(&newset, ~_BLOCKABLE); + spin_lock_irq(¤t->sighand->siglock); + saveset = current->blocked; + current->blocked = newset; + recalc_sigpending(); + spin_unlock_irq(¤t->sighand->siglock); + + regs->areg[2] = -EINTR; + while (1) { + current->state = TASK_INTERRUPTIBLE; + schedule(); + if (do_signal(regs, &saveset)) + return -EINTR; + } +} + +asmlinkage long xtensa_sigaltstack(const stack_t __user *uss, + stack_t __user *uoss, + long a2, long a3, long a4, long a5, + struct pt_regs *regs) +{ + return do_sigaltstack(uss, uoss, regs->areg[1]); +} + /* @@ -663,51 +468,89 @@ int do_signal(struct pt_regs *regs, sigset_t *oldset) int signr; struct k_sigaction ka; + if (!user_mode(regs)) + return 0; + + if (try_to_freeze()) + goto no_signal; + if (!oldset) oldset = ¤t->blocked; + task_pt_regs(current)->icountlevel = 0; + signr = get_signal_to_deliver(&info, &ka, regs, NULL); - /* Are we from a system call? */ - if (regs->syscall >= 0) { - /* If so, check system call restarting.. */ - switch (regs->areg[2]) { - case ERESTARTNOHAND: - case ERESTART_RESTARTBLOCK: - regs->areg[2] = -EINTR; - break; + if (signr > 0) { + + /* Are we from a system call? */ + + if ((signed)regs->syscall >= 0) { - case ERESTARTSYS: - if (!(ka.sa.sa_flags & SA_RESTART)) { + /* If so, check system call restarting.. */ + + switch (regs->areg[2]) { + case -ERESTARTNOHAND: + case -ERESTART_RESTARTBLOCK: regs->areg[2] = -EINTR; break; - } - /* fallthrough */ - case ERESTARTNOINTR: - regs->areg[2] = regs->syscall; - regs->pc -= 3; + + case -ERESTARTSYS: + if (!(ka.sa.sa_flags & SA_RESTART)) { + regs->areg[2] = -EINTR; + break; + } + /* fallthrough */ + case -ERESTARTNOINTR: + regs->areg[2] = regs->syscall; + regs->pc -= 3; + break; + + default: + /* nothing to do */ + if (regs->areg[2] != 0) + break; + } } - } - if (signr == 0) - return 0; /* no signals delivered */ + /* Whee! Actually deliver the signal. */ + /* Set up the stack frame */ + setup_frame(signr, &ka, &info, oldset, regs); - /* Whee! Actually deliver the signal. */ + if (ka.sa.sa_flags & SA_ONESHOT) + ka.sa.sa_handler = SIG_DFL; - /* Set up the stack frame */ - if (ka.sa.sa_flags & SA_SIGINFO) - setup_rt_frame(signr, &ka, &info, oldset, regs); - else - setup_frame(signr, &ka, oldset, regs); + spin_lock_irq(¤t->sighand->siglock); + sigorsets(¤t->blocked, ¤t->blocked, &ka.sa.sa_mask); + if (!(ka.sa.sa_flags & SA_NODEFER)) + sigaddset(¤t->blocked, signr); + recalc_sigpending(); + spin_unlock_irq(¤t->sighand->siglock); + if (current->ptrace & PT_SINGLESTEP) + task_pt_regs(current)->icountlevel = 1; - if (ka.sa.sa_flags & SA_ONESHOT) - ka.sa.sa_handler = SIG_DFL; + return 1; + } - spin_lock_irq(¤t->sighand->siglock); - sigorsets(¤t->blocked, ¤t->blocked, &ka.sa.sa_mask); - if (!(ka.sa.sa_flags & SA_NODEFER)) - sigaddset(¤t->blocked, signr); - recalc_sigpending(); - spin_unlock_irq(¤t->sighand->siglock); - return 1; +no_signal: + /* Did we come from a system call? */ + if ((signed) regs->syscall >= 0) { + /* Restart the system call - no handlers present */ + switch (regs->areg[2]) { + case -ERESTARTNOHAND: + case -ERESTARTSYS: + case -ERESTARTNOINTR: + regs->areg[2] = regs->syscall; + regs->pc -= 3; + break; + case -ERESTART_RESTARTBLOCK: + regs->areg[2] = __NR_restart_syscall; + regs->pc -= 3; + break; + } + } + if (current->ptrace & PT_SINGLESTEP) + task_pt_regs(current)->icountlevel = 1; + return 0; } + diff --git a/arch/xtensa/kernel/vmlinux.lds.S b/arch/xtensa/kernel/vmlinux.lds.S index 4b7b4ff7997..b0582c3c5f8 100644 --- a/arch/xtensa/kernel/vmlinux.lds.S +++ b/arch/xtensa/kernel/vmlinux.lds.S @@ -84,9 +84,7 @@ SECTIONS { /* The .head.text section must be the first section! */ *(.head.text) - *(.literal) - TEXT_TEXT - *(.srom.text) + *(.literal .text) VMLINUX_SYMBOL(__sched_text_start) = .; *(.sched.literal .sched.text) VMLINUX_SYMBOL(__sched_text_end) = .; @@ -96,6 +94,7 @@ SECTIONS } _etext = .; + PROVIDE (etext = .); . = ALIGN(16); @@ -103,32 +102,6 @@ SECTIONS /* Relocation table */ - . = ALIGN(16); - __boot_reloc_table_start = ABSOLUTE(.); - - __relocate : { - - RELOCATE_ENTRY(_WindowVectors_text, - .WindowVectors.text); -#if 0 - RELOCATE_ENTRY(_KernelExceptionVector_literal, - .KernelExceptionVector.literal); -#endif - RELOCATE_ENTRY(_KernelExceptionVector_text, - .KernelExceptionVector.text); -#if 0 - RELOCATE_ENTRY(_UserExceptionVector_literal, - .UserExceptionVector.literal); -#endif - RELOCATE_ENTRY(_UserExceptionVector_text, - .UserExceptionVector.text); - RELOCATE_ENTRY(_DoubleExceptionVector_literal, - .DoubleExceptionVector.literal); - RELOCATE_ENTRY(_DoubleExceptionVector_text, - .DoubleExceptionVector.text); - } - __boot_reloc_table_end = ABSOLUTE(.) ; - .fixup : { *(.fixup) } . = ALIGN(16); @@ -145,8 +118,7 @@ SECTIONS _fdata = .; .data : { - DATA_DATA - CONSTRUCTORS + *(.data) CONSTRUCTORS . = ALIGN(XCHAL_ICACHE_LINESIZE); *(.data.cacheline_aligned) } @@ -174,6 +146,22 @@ SECTIONS __tagtable_begin = .; *(.taglist) __tagtable_end = .; + + . = ALIGN(16); + __boot_reloc_table_start = ABSOLUTE(.); + + RELOCATE_ENTRY(_WindowVectors_text, + .WindowVectors.text); + RELOCATE_ENTRY(_KernelExceptionVector_text, + .KernelExceptionVector.text); + RELOCATE_ENTRY(_UserExceptionVector_text, + .UserExceptionVector.text); + RELOCATE_ENTRY(_DoubleExceptionVector_literal, + .DoubleExceptionVector.literal); + RELOCATE_ENTRY(_DoubleExceptionVector_text, + .DoubleExceptionVector.text); + + __boot_reloc_table_end = ABSOLUTE(.) ; } . = ALIGN(XCHAL_ICACHE_LINESIZE); @@ -194,16 +182,6 @@ SECTIONS SECURITY_INIT - . = ALIGN(4); - - __start___ftr_fixup = .; - __ftr_fixup : { *(__ftr_fixup) } - __stop___ftr_fixup = .; - - . = ALIGN(4096); - __per_cpu_start = .; - .data.percpu : { *(.data.percpu) } - __per_cpu_end = .; #ifdef CONFIG_BLK_DEV_INITRD . = ALIGN(4096); @@ -212,6 +190,12 @@ SECTIONS __initramfs_end = .; #endif + . = ALIGN(4096); + __per_cpu_start = .; + .data.percpu : { *(.data.percpu) } + __per_cpu_end = .; + + /* We need this dummy segment here */ . = ALIGN(4); @@ -273,9 +257,9 @@ SECTIONS /* BSS section */ _bss_start = .; - .sbss : { *(.sbss) *(.scommon) } - .bss : { *(COMMON) *(.bss) } + .bss : { *(.bss.page_aligned) *(.bss) } _bss_end = .; + _end = .; /* only used by the boot loader */ @@ -293,16 +277,16 @@ SECTIONS *(.ResetVector.text) } - /* Sections to be discarded */ /DISCARD/ : { - *(.text.exit) - *(.text.exit.literal) - *(.data.exit) + *(.exit.literal .exit.text) + *(.exit.data) *(.exitcall.exit) } + .xt.lit : { *(.xt.lit) } + .xt.prop : { *(.xt.prop) } .debug 0 : { *(.debug) } .line 0 : { *(.line) } diff --git a/arch/xtensa/kernel/xtensa_ksyms.c b/arch/xtensa/kernel/xtensa_ksyms.c index cd7e6a02060..60dbdb43fb4 100644 --- a/arch/xtensa/kernel/xtensa_ksyms.c +++ b/arch/xtensa/kernel/xtensa_ksyms.c @@ -38,21 +38,10 @@ /* * String functions */ -EXPORT_SYMBOL(memcmp); EXPORT_SYMBOL(memset); EXPORT_SYMBOL(memcpy); EXPORT_SYMBOL(memmove); -EXPORT_SYMBOL(memchr); -EXPORT_SYMBOL(strcat); -EXPORT_SYMBOL(strchr); -EXPORT_SYMBOL(strlen); -EXPORT_SYMBOL(strncat); -EXPORT_SYMBOL(strnlen); -EXPORT_SYMBOL(strrchr); -EXPORT_SYMBOL(strstr); -EXPORT_SYMBOL(enable_irq); -EXPORT_SYMBOL(disable_irq); EXPORT_SYMBOL(kernel_thread); /* diff --git a/arch/xtensa/lib/strncpy_user.S b/arch/xtensa/lib/strncpy_user.S index a834057bda6..b2655d94558 100644 --- a/arch/xtensa/lib/strncpy_user.S +++ b/arch/xtensa/lib/strncpy_user.S @@ -25,18 +25,18 @@ /* * char *__strncpy_user(char *dst, const char *src, size_t len) */ -.text -.begin literal -.align 4 -.Lmask0: - .byte 0xff, 0x00, 0x00, 0x00 -.Lmask1: - .byte 0x00, 0xff, 0x00, 0x00 -.Lmask2: - .byte 0x00, 0x00, 0xff, 0x00 -.Lmask3: - .byte 0x00, 0x00, 0x00, 0xff -.end literal + +#ifdef __XTENSA_EB__ +# define MASK0 0xff000000 +# define MASK1 0x00ff0000 +# define MASK2 0x0000ff00 +# define MASK3 0x000000ff +#else +# define MASK0 0x000000ff +# define MASK1 0x0000ff00 +# define MASK2 0x00ff0000 +# define MASK3 0xff000000 +#endif # Register use # a0/ return address @@ -53,6 +53,7 @@ # a11/ dst # a12/ tmp +.text .align 4 .global __strncpy_user .type __strncpy_user,@function @@ -61,10 +62,10 @@ __strncpy_user: # a2/ dst, a3/ src, a4/ len mov a11, a2 # leave dst in return value register beqz a4, .Lret # if len is zero - l32r a5, .Lmask0 # mask for byte 0 - l32r a6, .Lmask1 # mask for byte 1 - l32r a7, .Lmask2 # mask for byte 2 - l32r a8, .Lmask3 # mask for byte 3 + movi a5, MASK0 # mask for byte 0 + movi a6, MASK1 # mask for byte 1 + movi a7, MASK2 # mask for byte 2 + movi a8, MASK3 # mask for byte 3 bbsi.l a3, 0, .Lsrc1mod2 # if only 8-bit aligned bbsi.l a3, 1, .Lsrc2mod4 # if only 16-bit aligned .Lsrcaligned: # return here when src is word-aligned diff --git a/arch/xtensa/lib/strnlen_user.S b/arch/xtensa/lib/strnlen_user.S index 5e9c1e709b2..ad3f616322c 100644 --- a/arch/xtensa/lib/strnlen_user.S +++ b/arch/xtensa/lib/strnlen_user.S @@ -24,18 +24,18 @@ /* * size_t __strnlen_user(const char *s, size_t len) */ -.text -.begin literal -.align 4 -.Lmask0: - .byte 0xff, 0x00, 0x00, 0x00 -.Lmask1: - .byte 0x00, 0xff, 0x00, 0x00 -.Lmask2: - .byte 0x00, 0x00, 0xff, 0x00 -.Lmask3: - .byte 0x00, 0x00, 0x00, 0xff -.end literal + +#ifdef __XTENSA_EB__ +# define MASK0 0xff000000 +# define MASK1 0x00ff0000 +# define MASK2 0x0000ff00 +# define MASK3 0x000000ff +#else +# define MASK0 0x000000ff +# define MASK1 0x0000ff00 +# define MASK2 0x00ff0000 +# define MASK3 0xff000000 +#endif # Register use: # a2/ src @@ -48,6 +48,7 @@ # a9/ tmp # a10/ tmp +.text .align 4 .global __strnlen_user .type __strnlen_user,@function @@ -56,10 +57,10 @@ __strnlen_user: # a2/ s, a3/ len addi a4, a2, -4 # because we overincrement at the end; # we compensate with load offsets of 4 - l32r a5, .Lmask0 # mask for byte 0 - l32r a6, .Lmask1 # mask for byte 1 - l32r a7, .Lmask2 # mask for byte 2 - l32r a8, .Lmask3 # mask for byte 3 + movi a5, MASK0 # mask for byte 0 + movi a6, MASK1 # mask for byte 1 + movi a7, MASK2 # mask for byte 2 + movi a8, MASK3 # mask for byte 3 bbsi.l a2, 0, .L1mod2 # if only 8-bit aligned bbsi.l a2, 1, .L2mod4 # if only 16-bit aligned diff --git a/arch/xtensa/mm/init.c b/arch/xtensa/mm/init.c index e1ec2d1e818..8415c76f11c 100644 --- a/arch/xtensa/mm/init.c +++ b/arch/xtensa/mm/init.c @@ -205,7 +205,7 @@ void __init init_mmu (void) /* Writing zeros to the <t>TLBCFG special registers ensure * that valid values exist in the register. For existing * PGSZID<w> fields, zero selects the first element of the - * page-size array. For nonexistant PGSZID<w> fields, zero is + * page-size array. For nonexistent PGSZID<w> fields, zero is * the best value to write. Also, when changing PGSZID<w> * fields, the corresponding TLB must be flushed. */ diff --git a/arch/xtensa/platform-iss/network.c b/arch/xtensa/platform-iss/network.c index 4bfe333be22..f09962fa98c 100644 --- a/arch/xtensa/platform-iss/network.c +++ b/arch/xtensa/platform-iss/network.c @@ -473,7 +473,7 @@ static int iss_net_open(struct net_device *dev) netif_start_queue(dev); /* clear buffer - it can happen that the host side of the interface - * is full when we gethere. In this case, new data is never queued, + * is full when we get here. In this case, new data is never queued, * SIGIOs never arrive, and the net never works. */ while ((err = iss_net_rx(dev)) > 0) diff --git a/block/genhd.c b/block/genhd.c index 93a2cf65459..863a8c0623e 100644 --- a/block/genhd.c +++ b/block/genhd.c @@ -423,7 +423,10 @@ static ssize_t disk_size_read(struct gendisk * disk, char *page) { return sprintf(page, "%llu\n", (unsigned long long)get_capacity(disk)); } - +static ssize_t disk_capability_read(struct gendisk *disk, char *page) +{ + return sprintf(page, "%x\n", disk->flags); +} static ssize_t disk_stats_read(struct gendisk * disk, char *page) { preempt_disable(); @@ -466,6 +469,10 @@ static struct disk_attribute disk_attr_size = { .attr = {.name = "size", .mode = S_IRUGO }, .show = disk_size_read }; +static struct disk_attribute disk_attr_capability = { + .attr = {.name = "capability", .mode = S_IRUGO }, + .show = disk_capability_read +}; static struct disk_attribute disk_attr_stat = { .attr = {.name = "stat", .mode = S_IRUGO }, .show = disk_stats_read @@ -506,6 +513,7 @@ static struct attribute * default_attrs[] = { &disk_attr_removable.attr, &disk_attr_size.attr, &disk_attr_stat.attr, + &disk_attr_capability.attr, #ifdef CONFIG_FAIL_MAKE_REQUEST &disk_attr_fail.attr, #endif @@ -688,6 +696,27 @@ struct seq_operations diskstats_op = { .show = diskstats_show }; +static void media_change_notify_thread(struct work_struct *work) +{ + struct gendisk *gd = container_of(work, struct gendisk, async_notify); + char event[] = "MEDIA_CHANGE=1"; + char *envp[] = { event, NULL }; + + /* + * set enviroment vars to indicate which event this is for + * so that user space will know to go check the media status. + */ + kobject_uevent_env(&gd->kobj, KOBJ_CHANGE, envp); + put_device(gd->driverfs_dev); +} + +void genhd_media_change_notify(struct gendisk *disk) +{ + get_device(disk->driverfs_dev); + schedule_work(&disk->async_notify); +} +EXPORT_SYMBOL_GPL(genhd_media_change_notify); + struct gendisk *alloc_disk(int minors) { return alloc_disk_node(minors, -1); @@ -717,6 +746,8 @@ struct gendisk *alloc_disk_node(int minors, int node_id) kobj_set_kset_s(disk,block_subsys); kobject_init(&disk->kobj); rand_initialize_disk(disk); + INIT_WORK(&disk->async_notify, + media_change_notify_thread); } return disk; } diff --git a/crypto/cryptd.c b/crypto/cryptd.c index 3ff4e1f0f03..ac6dce2e759 100644 --- a/crypto/cryptd.c +++ b/crypto/cryptd.c @@ -298,7 +298,7 @@ static inline int cryptd_create_thread(struct cryptd_state *state, mutex_init(&state->mutex); crypto_init_queue(&state->queue, CRYPTD_MAX_QLEN); - state->task = kthread_create(fn, state, name); + state->task = kthread_run(fn, state, name); if (IS_ERR(state->task)) return PTR_ERR(state->task); @@ -316,6 +316,8 @@ static int cryptd_thread(void *data) struct cryptd_state *state = data; int stop; + current->flags |= PF_NOFREEZE; + do { struct crypto_async_request *req, *backlog; diff --git a/drivers/acpi/asus_acpi.c b/drivers/acpi/asus_acpi.c index b770deab968..6d7d4157e04 100644 --- a/drivers/acpi/asus_acpi.c +++ b/drivers/acpi/asus_acpi.c @@ -1357,7 +1357,7 @@ static struct backlight_ops asus_backlight_data = { .update_status = set_brightness_status, }; -static void __exit asus_acpi_exit(void) +static void asus_acpi_exit(void) { if (asus_backlight_device) backlight_device_unregister(asus_backlight_device); diff --git a/drivers/acpi/numa.c b/drivers/acpi/numa.c index a2efae8a4c4..0c9f15c54e8 100644 --- a/drivers/acpi/numa.c +++ b/drivers/acpi/numa.c @@ -59,7 +59,7 @@ int node_to_pxm(int node) return node_to_pxm_map[node]; } -int __cpuinit acpi_map_pxm_to_node(int pxm) +int acpi_map_pxm_to_node(int pxm) { int node = pxm_to_node_map[pxm]; diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c index b998340e23d..58ceb18ec99 100644 --- a/drivers/acpi/osl.c +++ b/drivers/acpi/osl.c @@ -33,6 +33,7 @@ #include <linux/interrupt.h> #include <linux/kmod.h> #include <linux/delay.h> +#include <linux/dmi.h> #include <linux/workqueue.h> #include <linux/nmi.h> #include <linux/acpi.h> @@ -73,6 +74,21 @@ static void *acpi_irq_context; static struct workqueue_struct *kacpid_wq; static struct workqueue_struct *kacpi_notify_wq; +#define OSI_STRING_LENGTH_MAX 64 /* arbitrary */ +static char osi_additional_string[OSI_STRING_LENGTH_MAX]; + +#define OSI_LINUX_ENABLED +#ifdef OSI_LINUX_ENABLED +int osi_linux = 1; /* enable _OSI(Linux) by default */ +#else +int osi_linux; /* disable _OSI(Linux) by default */ +#endif + + +#ifdef CONFIG_DMI +static struct __initdata dmi_system_id acpi_osl_dmi_table[]; +#endif + static void __init acpi_request_region (struct acpi_generic_address *addr, unsigned int length, char *desc) { @@ -121,8 +137,9 @@ static int __init acpi_reserve_resources(void) } device_initcall(acpi_reserve_resources); -acpi_status acpi_os_initialize(void) +acpi_status __init acpi_os_initialize(void) { + dmi_check_system(acpi_osl_dmi_table); return AE_OK; } @@ -960,20 +977,38 @@ static int __init acpi_os_name_setup(char *str) __setup("acpi_os_name=", acpi_os_name_setup); +static void enable_osi_linux(int enable) { + + if (osi_linux != enable) + printk(KERN_INFO PREFIX "%sabled _OSI(Linux)\n", + enable ? "En": "Dis"); + + osi_linux = enable; + return; +} + /* - * _OSI control + * Modify the list of "OS Interfaces" reported to BIOS via _OSI + * * empty string disables _OSI - * TBD additional string adds to _OSI + * string starting with '!' disables that string + * otherwise string is added to list, augmenting built-in strings */ static int __init acpi_osi_setup(char *str) { if (str == NULL || *str == '\0') { printk(KERN_INFO PREFIX "_OSI method disabled\n"); acpi_gbl_create_osi_method = FALSE; - } else { - /* TBD */ - printk(KERN_ERR PREFIX "_OSI additional string ignored -- %s\n", - str); + } else if (*str == '!') { + if (acpi_osi_invalidate(++str) == AE_OK) + printk(KERN_INFO PREFIX "Deleted _OSI(%s)\n", str); + } else if (!strcmp("!Linux", str)) { + enable_osi_linux(0); + } else if (!strcmp("Linux", str)) { + enable_osi_linux(1); + } else if (*osi_additional_string == '\0') { + strncpy(osi_additional_string, str, OSI_STRING_LENGTH_MAX); + printk(KERN_INFO PREFIX "Added _OSI(%s)\n", str); } return 1; @@ -1143,11 +1178,28 @@ acpi_status acpi_os_release_object(acpi_cache_t * cache, void *object) acpi_status acpi_os_validate_interface (char *interface) { - - return AE_SUPPORT; + if (!strncmp(osi_additional_string, interface, OSI_STRING_LENGTH_MAX)) + return AE_OK; + if (!strcmp("Linux", interface)) { + printk(KERN_WARNING PREFIX + "System BIOS is requesting _OSI(Linux)\n"); +#ifdef OSI_LINUX_ENABLED + printk(KERN_WARNING PREFIX + "Please test with \"acpi_osi=!Linux\"\n" + "Please send dmidecode " + "to linux-acpi@vger.kernel.org\n"); +#else + printk(KERN_WARNING PREFIX + "If \"acpi_osi=Linux\" works better,\n" + "Please send dmidecode " + "to linux-acpi@vger.kernel.org\n"); +#endif + if(osi_linux) + return AE_OK; + } + return AE_SUPPORT; } - /****************************************************************************** * * FUNCTION: acpi_os_validate_address @@ -1174,5 +1226,51 @@ acpi_os_validate_address ( return AE_OK; } +#ifdef CONFIG_DMI +#ifdef OSI_LINUX_ENABLED +static int dmi_osi_not_linux(struct dmi_system_id *d) +{ + printk(KERN_NOTICE "%s detected: requires not _OSI(Linux)\n", d->ident); + enable_osi_linux(0); + return 0; +} +#else +static int dmi_osi_linux(struct dmi_system_id *d) +{ + printk(KERN_NOTICE "%s detected: requires _OSI(Linux)\n", d->ident); + enable_osi_linux(1); + return 0; +} +#endif + +static struct dmi_system_id acpi_osl_dmi_table[] __initdata = { +#ifdef OSI_LINUX_ENABLED + /* + * Boxes that need NOT _OSI(Linux) + */ + { + .callback = dmi_osi_not_linux, + .ident = "Toshiba Satellite P100", + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "TOSHIBA"), + DMI_MATCH(DMI_BOARD_NAME, "Satellite P100"), + }, + }, +#else + /* + * Boxes that need _OSI(Linux) + */ + { + .callback = dmi_osi_linux, + .ident = "Intel Napa CRB", + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "Intel Corporation"), + DMI_MATCH(DMI_BOARD_NAME, "MPAD-MSAE Customer Reference Boards"), + }, + }, +#endif + {} +}; +#endif /* CONFIG_DMI */ #endif diff --git a/drivers/acpi/tables/tbinstal.c b/drivers/acpi/tables/tbinstal.c index 0e7b121a99c..3bc0c67a928 100644 --- a/drivers/acpi/tables/tbinstal.c +++ b/drivers/acpi/tables/tbinstal.c @@ -123,14 +123,14 @@ acpi_tb_add_table(struct acpi_table_desc *table_desc, } } - /* The table must be either an SSDT or a PSDT */ + /* The table must be either an SSDT or a PSDT or an OEMx */ if ((!ACPI_COMPARE_NAME(table_desc->pointer->signature, ACPI_SIG_PSDT)) && - (!ACPI_COMPARE_NAME(table_desc->pointer->signature, ACPI_SIG_SSDT))) - { + (!ACPI_COMPARE_NAME(table_desc->pointer->signature, ACPI_SIG_SSDT)) + && (strncmp(table_desc->pointer->signature, "OEM", 3))) { ACPI_ERROR((AE_INFO, - "Table has invalid signature [%4.4s], must be SSDT or PSDT", + "Table has invalid signature [%4.4s], must be SSDT, PSDT or OEMx", table_desc->pointer->signature)); return_ACPI_STATUS(AE_BAD_SIGNATURE); } diff --git a/drivers/acpi/thermal.c b/drivers/acpi/thermal.c index 1ada017d01e..194ecfe8b36 100644 --- a/drivers/acpi/thermal.c +++ b/drivers/acpi/thermal.c @@ -827,6 +827,7 @@ static int acpi_thermal_temp_open_fs(struct inode *inode, struct file *file) static int acpi_thermal_trip_seq_show(struct seq_file *seq, void *offset) { struct acpi_thermal *tz = seq->private; + struct acpi_device *device; int i = 0; int j = 0; @@ -849,9 +850,8 @@ static int acpi_thermal_trip_seq_show(struct seq_file *seq, void *offset) tz->trips.passive.tc1, tz->trips.passive.tc2, tz->trips.passive.tsp); for (j = 0; j < tz->trips.passive.devices.count; j++) { - - seq_printf(seq, "0x%p ", - tz->trips.passive.devices.handles[j]); + acpi_bus_get_device(tz->trips.passive.devices.handles[j], &device); + seq_printf(seq, "%4.4s ", acpi_device_bid(device)); } seq_puts(seq, "\n"); } @@ -862,9 +862,10 @@ static int acpi_thermal_trip_seq_show(struct seq_file *seq, void *offset) seq_printf(seq, "active[%d]: %ld C: devices=", i, KELVIN_TO_CELSIUS(tz->trips.active[i].temperature)); - for (j = 0; j < tz->trips.active[i].devices.count; j++) - seq_printf(seq, "0x%p ", - tz->trips.active[i].devices.handles[j]); + for (j = 0; j < tz->trips.active[i].devices.count; j++){ + acpi_bus_get_device(tz->trips.active[i].devices.handles[j], &device); + seq_printf(seq, "%4.4s ", acpi_device_bid(device)); + } seq_puts(seq, "\n"); } diff --git a/drivers/acpi/toshiba_acpi.c b/drivers/acpi/toshiba_acpi.c index 3906d47b978..1cfbecb0ac1 100644 --- a/drivers/acpi/toshiba_acpi.c +++ b/drivers/acpi/toshiba_acpi.c @@ -538,7 +538,7 @@ static struct backlight_ops toshiba_backlight_data = { .update_status = set_lcd_status, }; -static void __exit toshiba_acpi_exit(void) +static void toshiba_acpi_exit(void) { if (toshiba_backlight_device) backlight_device_unregister(toshiba_backlight_device); diff --git a/drivers/acpi/utilities/utcopy.c b/drivers/acpi/utilities/utcopy.c index 4c1e00874df..879eaa10d3a 100644 --- a/drivers/acpi/utilities/utcopy.c +++ b/drivers/acpi/utilities/utcopy.c @@ -68,6 +68,10 @@ acpi_ut_copy_esimple_to_isimple(union acpi_object *user_obj, union acpi_operand_object **return_obj); static acpi_status +acpi_ut_copy_epackage_to_ipackage(union acpi_object *external_object, + union acpi_operand_object **internal_object); + +static acpi_status acpi_ut_copy_simple_object(union acpi_operand_object *source_desc, union acpi_operand_object *dest_desc); @@ -518,77 +522,73 @@ acpi_ut_copy_esimple_to_isimple(union acpi_object *external_object, return_ACPI_STATUS(AE_NO_MEMORY); } -#ifdef ACPI_FUTURE_IMPLEMENTATION -/* Code to convert packages that are parameters to control methods */ - /******************************************************************************* * * FUNCTION: acpi_ut_copy_epackage_to_ipackage * - * PARAMETERS: *internal_object - Pointer to the object we are returning - * *Buffer - Where the object is returned - * *space_used - Where the length of the object is returned + * PARAMETERS: external_object - The external object to be converted + * internal_object - Where the internal object is returned * * RETURN: Status * - * DESCRIPTION: This function is called to place a package object in a user - * buffer. A package object by definition contains other objects. - * - * The buffer is assumed to have sufficient space for the object. - * The caller must have verified the buffer length needed using the - * acpi_ut_get_object_size function before calling this function. + * DESCRIPTION: Copy an external package object to an internal package. + * Handles nested packages. * ******************************************************************************/ static acpi_status -acpi_ut_copy_epackage_to_ipackage(union acpi_operand_object *internal_object, - u8 * buffer, u32 * space_used) +acpi_ut_copy_epackage_to_ipackage(union acpi_object *external_object, + union acpi_operand_object **internal_object) { - u8 *free_space; - union acpi_object *external_object; - u32 length = 0; - u32 this_index; - u32 object_space = 0; - union acpi_operand_object *this_internal_obj; - union acpi_object *this_external_obj; + acpi_status status = AE_OK; + union acpi_operand_object *package_object; + union acpi_operand_object **package_elements; + acpi_native_uint i; ACPI_FUNCTION_TRACE(ut_copy_epackage_to_ipackage); - /* - * First package at head of the buffer - */ - external_object = (union acpi_object *)buffer; + /* Create the package object */ - /* - * Free space begins right after the first package - */ - free_space = buffer + sizeof(union acpi_object); + package_object = + acpi_ut_create_package_object(external_object->package.count); + if (!package_object) { + return_ACPI_STATUS(AE_NO_MEMORY); + } - external_object->type = ACPI_GET_OBJECT_TYPE(internal_object); - external_object->package.count = internal_object->package.count; - external_object->package.elements = (union acpi_object *)free_space; + package_elements = package_object->package.elements; /* - * Build an array of ACPI_OBJECTS in the buffer - * and move the free space past it + * Recursive implementation. Probably ok, since nested external packages + * as parameters should be very rare. */ - free_space += - external_object->package.count * sizeof(union acpi_object); + for (i = 0; i < external_object->package.count; i++) { + status = + acpi_ut_copy_eobject_to_iobject(&external_object->package. + elements[i], + &package_elements[i]); + if (ACPI_FAILURE(status)) { - /* Call walk_package */ + /* Truncate package and delete it */ -} + package_object->package.count = i; + package_elements[i] = NULL; + acpi_ut_remove_reference(package_object); + return_ACPI_STATUS(status); + } + } -#endif /* Future implementation */ + *internal_object = package_object; + return_ACPI_STATUS(status); +} /******************************************************************************* * * FUNCTION: acpi_ut_copy_eobject_to_iobject * - * PARAMETERS: *internal_object - The external object to be converted - * *buffer_ptr - Where the internal object is returned + * PARAMETERS: external_object - The external object to be converted + * internal_object - Where the internal object is returned * - * RETURN: Status - the status of the call + * RETURN: Status - the status of the call * * DESCRIPTION: Converts an external object to an internal object. * @@ -603,16 +603,10 @@ acpi_ut_copy_eobject_to_iobject(union acpi_object *external_object, ACPI_FUNCTION_TRACE(ut_copy_eobject_to_iobject); if (external_object->type == ACPI_TYPE_PACKAGE) { - /* - * Packages as external input to control methods are not supported, - */ - ACPI_ERROR((AE_INFO, - "Packages as parameters not implemented!")); - - return_ACPI_STATUS(AE_NOT_IMPLEMENTED); - } - - else { + status = + acpi_ut_copy_epackage_to_ipackage(external_object, + internal_object); + } else { /* * Build a simple object (no nested objects) */ @@ -803,33 +797,19 @@ acpi_ut_copy_ielement_to_ielement(u8 object_type, * Create and build the package object */ target_object = - acpi_ut_create_internal_object(ACPI_TYPE_PACKAGE); + acpi_ut_create_package_object(source_object->package.count); if (!target_object) { return (AE_NO_MEMORY); } - target_object->package.count = source_object->package.count; target_object->common.flags = source_object->common.flags; - /* - * Create the object array - */ - target_object->package.elements = - ACPI_ALLOCATE_ZEROED(((acpi_size) source_object->package. - count + 1) * sizeof(void *)); - if (!target_object->package.elements) { - status = AE_NO_MEMORY; - goto error_exit; - } + /* Pass the new package object back to the package walk routine */ - /* - * Pass the new package object back to the package walk routine - */ state->pkg.this_target_obj = target_object; - /* - * Store the object pointer in the parent package object - */ + /* Store the object pointer in the parent package object */ + *this_target_ptr = target_object; break; diff --git a/drivers/acpi/utilities/uteval.c b/drivers/acpi/utilities/uteval.c index 13d5879cd98..8ec6f8e4813 100644 --- a/drivers/acpi/utilities/uteval.c +++ b/drivers/acpi/utilities/uteval.c @@ -59,10 +59,9 @@ acpi_ut_translate_one_cid(union acpi_operand_object *obj_desc, /* * Strings supported by the _OSI predefined (internal) method. */ -static const char *acpi_interfaces_supported[] = { +static char *acpi_interfaces_supported[] = { /* Operating System Vendor Strings */ - "Linux", "Windows 2000", "Windows 2001", "Windows 2001 SP0", @@ -158,6 +157,31 @@ acpi_status acpi_ut_osi_implementation(struct acpi_walk_state *walk_state) /******************************************************************************* * + * FUNCTION: acpi_osi_invalidate + * + * PARAMETERS: interface_string + * + * RETURN: Status + * + * DESCRIPTION: invalidate string in pre-defiend _OSI string list + * + ******************************************************************************/ + +acpi_status acpi_osi_invalidate(char *interface) +{ + int i; + + for (i = 0; i < ACPI_ARRAY_LENGTH(acpi_interfaces_supported); i++) { + if (!ACPI_STRCMP(interface, acpi_interfaces_supported[i])) { + *acpi_interfaces_supported[i] = '\0'; + return AE_OK; + } + } + return AE_NOT_FOUND; +} + +/******************************************************************************* + * * FUNCTION: acpi_ut_evaluate_object * * PARAMETERS: prefix_node - Starting node diff --git a/drivers/acpi/utilities/utobject.c b/drivers/acpi/utilities/utobject.c index 4696124759e..db0b9bac794 100644 --- a/drivers/acpi/utilities/utobject.c +++ b/drivers/acpi/utilities/utobject.c @@ -146,6 +146,48 @@ union acpi_operand_object *acpi_ut_create_internal_object_dbg(char *module_name, /******************************************************************************* * + * FUNCTION: acpi_ut_create_package_object + * + * PARAMETERS: Count - Number of package elements + * + * RETURN: Pointer to a new Package object, null on failure + * + * DESCRIPTION: Create a fully initialized package object + * + ******************************************************************************/ + +union acpi_operand_object *acpi_ut_create_package_object(u32 count) +{ + union acpi_operand_object *package_desc; + union acpi_operand_object **package_elements; + + ACPI_FUNCTION_TRACE_U32(ut_create_package_object, count); + + /* Create a new Package object */ + + package_desc = acpi_ut_create_internal_object(ACPI_TYPE_PACKAGE); + if (!package_desc) { + return_PTR(NULL); + } + + /* + * Create the element array. Count+1 allows the array to be null + * terminated. + */ + package_elements = ACPI_ALLOCATE_ZEROED((acpi_size) + (count + 1) * sizeof(void *)); + if (!package_elements) { + ACPI_FREE(package_desc); + return_PTR(NULL); + } + + package_desc->package.count = count; + package_desc->package.elements = package_elements; + return_PTR(package_desc); +} + +/******************************************************************************* + * * FUNCTION: acpi_ut_create_buffer_object * * PARAMETERS: buffer_size - Size of buffer to be created diff --git a/drivers/acpi/utilities/utxface.c b/drivers/acpi/utilities/utxface.c index e9a57806cd3..2d496918b3c 100644 --- a/drivers/acpi/utilities/utxface.c +++ b/drivers/acpi/utilities/utxface.c @@ -61,7 +61,7 @@ ACPI_MODULE_NAME("utxface") * called, so any early initialization belongs here. * ******************************************************************************/ -acpi_status acpi_initialize_subsystem(void) +acpi_status __init acpi_initialize_subsystem(void) { acpi_status status; @@ -108,8 +108,6 @@ acpi_status acpi_initialize_subsystem(void) return_ACPI_STATUS(status); } -ACPI_EXPORT_SYMBOL(acpi_initialize_subsystem) - /******************************************************************************* * * FUNCTION: acpi_enable_subsystem diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c index 7baeaffefe7..545f330e59a 100644 --- a/drivers/ata/ahci.c +++ b/drivers/ata/ahci.c @@ -426,6 +426,30 @@ static const struct pci_device_id ahci_pci_tbl[] = { { PCI_VDEVICE(NVIDIA, 0x0559), board_ahci }, /* MCP67 */ { PCI_VDEVICE(NVIDIA, 0x055a), board_ahci }, /* MCP67 */ { PCI_VDEVICE(NVIDIA, 0x055b), board_ahci }, /* MCP67 */ + { PCI_VDEVICE(NVIDIA, 0x07f0), board_ahci }, /* MCP73 */ + { PCI_VDEVICE(NVIDIA, 0x07f1), board_ahci }, /* MCP73 */ + { PCI_VDEVICE(NVIDIA, 0x07f2), board_ahci }, /* MCP73 */ + { PCI_VDEVICE(NVIDIA, 0x07f3), board_ahci }, /* MCP73 */ + { PCI_VDEVICE(NVIDIA, 0x07f4), board_ahci }, /* MCP73 */ + { PCI_VDEVICE(NVIDIA, 0x07f5), board_ahci }, /* MCP73 */ + { PCI_VDEVICE(NVIDIA, 0x07f6), board_ahci }, /* MCP73 */ + { PCI_VDEVICE(NVIDIA, 0x07f7), board_ahci }, /* MCP73 */ + { PCI_VDEVICE(NVIDIA, 0x07f8), board_ahci }, /* MCP73 */ + { PCI_VDEVICE(NVIDIA, 0x07f9), board_ahci }, /* MCP73 */ + { PCI_VDEVICE(NVIDIA, 0x07fa), board_ahci }, /* MCP73 */ + { PCI_VDEVICE(NVIDIA, 0x07fb), board_ahci }, /* MCP73 */ + { PCI_VDEVICE(NVIDIA, 0x0ad0), board_ahci }, /* MCP77 */ + { PCI_VDEVICE(NVIDIA, 0x0ad1), board_ahci }, /* MCP77 */ + { PCI_VDEVICE(NVIDIA, 0x0ad2), board_ahci }, /* MCP77 */ + { PCI_VDEVICE(NVIDIA, 0x0ad3), board_ahci }, /* MCP77 */ + { PCI_VDEVICE(NVIDIA, 0x0ad4), board_ahci }, /* MCP77 */ + { PCI_VDEVICE(NVIDIA, 0x0ad5), board_ahci }, /* MCP77 */ + { PCI_VDEVICE(NVIDIA, 0x0ad6), board_ahci }, /* MCP77 */ + { PCI_VDEVICE(NVIDIA, 0x0ad7), board_ahci }, /* MCP77 */ + { PCI_VDEVICE(NVIDIA, 0x0ad8), board_ahci }, /* MCP77 */ + { PCI_VDEVICE(NVIDIA, 0x0ad9), board_ahci }, /* MCP77 */ + { PCI_VDEVICE(NVIDIA, 0x0ada), board_ahci }, /* MCP77 */ + { PCI_VDEVICE(NVIDIA, 0x0adb), board_ahci }, /* MCP77 */ /* SiS */ { PCI_VDEVICE(SI, 0x1184), board_ahci }, /* SiS 966 */ diff --git a/drivers/ata/ata_piix.c b/drivers/ata/ata_piix.c index 0458811010f..9c07b88631b 100644 --- a/drivers/ata/ata_piix.c +++ b/drivers/ata/ata_piix.c @@ -578,6 +578,7 @@ static const struct ich_laptop ich_laptop[] = { { 0x27DF, 0x0005, 0x0280 }, /* ICH7 on Acer 5602WLMi */ { 0x27DF, 0x1025, 0x0110 }, /* ICH7 on Acer 3682WLMi */ { 0x27DF, 0x1043, 0x1267 }, /* ICH7 on Asus W5F */ + { 0x24CA, 0x1025, 0x0061 }, /* ICH4 on ACER Aspire 2023WLMi */ /* end marker */ { 0, } }; diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index a6de57e0204..047eabd7536 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -1727,7 +1727,7 @@ int ata_dev_read_id(struct ata_device *dev, unsigned int *p_class, /* sanity check */ rc = -EINVAL; - reason = "device reports illegal type"; + reason = "device reports invalid type"; if (class == ATA_DEV_ATA) { if (!ata_id_is_ata(id) && !ata_id_is_cfa(id)) @@ -1900,6 +1900,13 @@ int ata_dev_configure(struct ata_device *dev) if (ata_msg_probe(ap)) ata_dump_id(id); + /* SCSI only uses 4-char revisions, dump full 8 chars from ATA */ + ata_id_c_string(dev->id, fwrevbuf, ATA_ID_FW_REV, + sizeof(fwrevbuf)); + + ata_id_c_string(dev->id, modelbuf, ATA_ID_PROD, + sizeof(modelbuf)); + /* ATA-specific feature tests */ if (dev->class == ATA_DEV_ATA) { if (ata_id_is_cfa(id)) { @@ -1914,13 +1921,6 @@ int ata_dev_configure(struct ata_device *dev) dev->n_sectors = ata_id_n_sectors(id); - /* SCSI only uses 4-char revisions, dump full 8 chars from ATA */ - ata_id_c_string(dev->id, fwrevbuf, ATA_ID_FW_REV, - sizeof(fwrevbuf)); - - ata_id_c_string(dev->id, modelbuf, ATA_ID_PROD, - sizeof(modelbuf)); - if (dev->id[59] & 0x100) dev->multi_count = dev->id[59] & 0xff; @@ -2009,7 +2009,9 @@ int ata_dev_configure(struct ata_device *dev) /* print device info to dmesg */ if (ata_msg_drv(ap) && print_info) - ata_dev_printk(dev, KERN_INFO, "ATAPI, max %s%s\n", + ata_dev_printk(dev, KERN_INFO, + "ATAPI: %s, %s, max %s%s\n", + modelbuf, fwrevbuf, ata_mode_string(xfer_mask), cdb_intr_string); } @@ -3022,7 +3024,7 @@ int ata_wait_ready(struct ata_port *ap, unsigned long deadline) if (!(status & ATA_BUSY)) return 0; - if (status == 0xff) + if (!ata_port_online(ap) && status == 0xff) return -ENODEV; if (time_after(now, deadline)) return -EBUSY; @@ -3059,22 +3061,28 @@ static int ata_bus_post_reset(struct ata_port *ap, unsigned int devmask, } } - /* if device 1 was found in ata_devchk, wait for - * register access, then wait for BSY to clear + /* if device 1 was found in ata_devchk, wait for register + * access briefly, then wait for BSY to clear. */ - while (dev1) { - u8 nsect, lbal; + if (dev1) { + int i; ap->ops->dev_select(ap, 1); - nsect = ioread8(ioaddr->nsect_addr); - lbal = ioread8(ioaddr->lbal_addr); - if ((nsect == 1) && (lbal == 1)) - break; - if (time_after(jiffies, deadline)) - return -EBUSY; - msleep(50); /* give drive a breather */ - } - if (dev1) { + + /* Wait for register access. Some ATAPI devices fail + * to set nsect/lbal after reset, so don't waste too + * much time on it. We're gonna wait for !BSY anyway. + */ + for (i = 0; i < 2; i++) { + u8 nsect, lbal; + + nsect = ioread8(ioaddr->nsect_addr); + lbal = ioread8(ioaddr->lbal_addr); + if ((nsect == 1) && (lbal == 1)) + break; + msleep(50); /* give drive a breather */ + } + rc = ata_wait_ready(ap, deadline); if (rc) { if (rc != -ENODEV) @@ -3368,7 +3376,7 @@ int ata_std_prereset(struct ata_port *ap, unsigned long deadline) */ if (!(ap->flags & ATA_FLAG_SKIP_D2H_BSY) && !ata_port_offline(ap)) { rc = ata_wait_ready(ap, deadline); - if (rc) { + if (rc && rc != -ENODEV) { ata_port_printk(ap, KERN_WARNING, "device not ready " "(errno=%d), forcing hardreset\n", rc); ehc->i.action |= ATA_EH_HARDRESET; @@ -3769,6 +3777,7 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = { { "_NEC DV5800A", NULL, ATA_HORKAGE_NODMA }, { "SAMSUNG CD-ROM SN-124","N001", ATA_HORKAGE_NODMA }, { "Seagate STT20000A", NULL, ATA_HORKAGE_NODMA }, + { "IOMEGA ZIP 250 ATAPI", NULL, ATA_HORKAGE_NODMA }, /* temporary fix */ /* Weird ATAPI devices */ { "TORiSAN DVD-ROM DRD-N216", NULL, ATA_HORKAGE_MAX_SEC_128 | @@ -3783,6 +3792,7 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = { { "FUJITSU MHT2060BH", NULL, ATA_HORKAGE_NONCQ }, /* NCQ is broken */ { "Maxtor 6L250S0", "BANC1G10", ATA_HORKAGE_NONCQ }, + { "Maxtor 6B200M0", "BANC1B10", ATA_HORKAGE_NONCQ }, /* NCQ hard hangs device under heavier load, needs hard power cycle */ { "Maxtor 6B250S0", "BANC1B70", ATA_HORKAGE_NONCQ }, /* Blacklist entries taken from Silicon Image 3124/3132 @@ -3790,6 +3800,8 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = { { "HTS541060G9SA00", "MB3OC60D", ATA_HORKAGE_NONCQ, }, { "HTS541080G9SA00", "MB4OC60D", ATA_HORKAGE_NONCQ, }, { "HTS541010G9SA00", "MBZOC60D", ATA_HORKAGE_NONCQ, }, + /* Drives which do spurious command completion */ + { "HTS541680J9SA00", "SB2IC7EP", ATA_HORKAGE_NONCQ, }, /* Devices with NCQ limits */ @@ -3932,10 +3944,13 @@ static unsigned int ata_dev_set_xfermode(struct ata_device *dev) /* set up set-features taskfile */ DPRINTK("set features - xfer mode\n"); + /* Some controllers and ATAPI devices show flaky interrupt + * behavior after setting xfer mode. Use polling instead. + */ ata_tf_init(dev, &tf); tf.command = ATA_CMD_SET_FEATURES; tf.feature = SETFEATURES_XFER; - tf.flags |= ATA_TFLAG_ISADDR | ATA_TFLAG_DEVICE; + tf.flags |= ATA_TFLAG_ISADDR | ATA_TFLAG_DEVICE | ATA_TFLAG_POLLING; tf.protocol = ATA_PROT_NODATA; tf.nsect = dev->xfer_mode; @@ -5413,14 +5428,6 @@ unsigned int ata_qc_issue_prot(struct ata_queued_cmd *qc) } } - /* Some controllers show flaky interrupt behavior after - * setting xfer mode. Use polling instead. - */ - if (unlikely(qc->tf.command == ATA_CMD_SET_FEATURES && - qc->tf.feature == SETFEATURES_XFER) && - (ap->flags & ATA_FLAG_SETXFER_POLLING)) - qc->tf.flags |= ATA_TFLAG_POLLING; - /* select the device */ ata_dev_select(ap, qc->dev->devno, 1, 0); @@ -6317,7 +6324,8 @@ int ata_host_register(struct ata_host *host, struct scsi_host_template *sht) /* init sata_spd_limit to the current value */ if (sata_scr_read(ap, SCR_CONTROL, &scontrol) == 0) { int spd = (scontrol >> 4) & 0xf; - ap->hw_sata_spd_limit &= (1 << spd) - 1; + if (spd) + ap->hw_sata_spd_limit &= (1 << spd) - 1; } ap->sata_spd_limit = ap->hw_sata_spd_limit; @@ -6437,6 +6445,9 @@ int ata_host_activate(struct ata_host *host, int irq, if (rc) devm_free_irq(host->dev, irq, host); + /* Used to print device info at probe */ + host->irq = irq; + return rc; } @@ -6822,6 +6833,7 @@ EXPORT_SYMBOL_GPL(ata_check_status); EXPORT_SYMBOL_GPL(ata_altstatus); EXPORT_SYMBOL_GPL(ata_exec_command); EXPORT_SYMBOL_GPL(ata_port_start); +EXPORT_SYMBOL_GPL(ata_sff_port_start); EXPORT_SYMBOL_GPL(ata_interrupt); EXPORT_SYMBOL_GPL(ata_do_set_mode); EXPORT_SYMBOL_GPL(ata_data_xfer); diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c index 242c43eef80..c228df298bd 100644 --- a/drivers/ata/libata-scsi.c +++ b/drivers/ata/libata-scsi.c @@ -1050,14 +1050,15 @@ static unsigned int ata_scsi_flush_xlat(struct ata_queued_cmd *qc) static void scsi_6_lba_len(const u8 *cdb, u64 *plba, u32 *plen) { u64 lba = 0; - u32 len = 0; + u32 len; VPRINTK("six-byte command\n"); + lba |= ((u64)(cdb[1] & 0x1f)) << 16; lba |= ((u64)cdb[2]) << 8; lba |= ((u64)cdb[3]); - len |= ((u32)cdb[4]); + len = cdb[4]; *plba = lba; *plen = len; @@ -1362,12 +1363,22 @@ static void ata_scsi_qc_complete(struct ata_queued_cmd *qc) * schedule EH_REVALIDATE operation to update the IDENTIFY DEVICE * cache */ - if (ap->ops->error_handler && - !need_sense && (qc->tf.command == ATA_CMD_SET_FEATURES) && - ((qc->tf.feature == SETFEATURES_WC_ON) || - (qc->tf.feature == SETFEATURES_WC_OFF))) { - ap->eh_info.action |= ATA_EH_REVALIDATE; - ata_port_schedule_eh(ap); + if (ap->ops->error_handler && !need_sense) { + switch (qc->tf.command) { + case ATA_CMD_SET_FEATURES: + if ((qc->tf.feature == SETFEATURES_WC_ON) || + (qc->tf.feature == SETFEATURES_WC_OFF)) { + ap->eh_info.action |= ATA_EH_REVALIDATE; + ata_port_schedule_eh(ap); + } + break; + + case ATA_CMD_INIT_DEV_PARAMS: /* CHS translation changed */ + case ATA_CMD_SET_MULTI: /* multi_count changed */ + ap->eh_info.action |= ATA_EH_REVALIDATE; + ata_port_schedule_eh(ap); + break; + } } /* For ATA pass thru (SAT) commands, generate a sense block if @@ -2505,22 +2516,21 @@ ata_scsi_map_proto(u8 byte1) return ATA_PROT_NODATA; case 6: /* DMA */ + case 10: /* UDMA Data-in */ + case 11: /* UDMA Data-Out */ return ATA_PROT_DMA; case 4: /* PIO Data-in */ case 5: /* PIO Data-out */ return ATA_PROT_PIO; - case 10: /* Device Reset */ case 0: /* Hard Reset */ case 1: /* SRST */ - case 2: /* Bus Idle */ - case 7: /* Packet */ - case 8: /* DMA Queued */ - case 9: /* Device Diagnostic */ - case 11: /* UDMA Data-in */ - case 12: /* UDMA Data-Out */ - case 13: /* FPDMA */ + case 8: /* Device Diagnostic */ + case 9: /* Device Reset */ + case 7: /* DMA Queued */ + case 12: /* FPDMA */ + case 15: /* Return Response Info */ default: /* Reserved */ break; } @@ -2551,10 +2561,6 @@ static unsigned int ata_scsi_pass_thru(struct ata_queued_cmd *qc) if (tf->protocol == ATA_PROT_DMA && dev->dma_mode == 0) goto invalid_fld; - if (cdb[1] & 0xe0) - /* PIO multi not supported yet */ - goto invalid_fld; - /* * 12 and 16 byte CDBs use different offsets to * provide the various register values. @@ -2599,12 +2605,26 @@ static unsigned int ata_scsi_pass_thru(struct ata_queued_cmd *qc) tf->device = cdb[8]; tf->command = cdb[9]; } - /* - * If slave is possible, enforce correct master/slave bit - */ - if (qc->ap->flags & ATA_FLAG_SLAVE_POSS) - tf->device = qc->dev->devno ? - tf->device | ATA_DEV1 : tf->device & ~ATA_DEV1; + + /* enforce correct master/slave bit */ + tf->device = dev->devno ? + tf->device | ATA_DEV1 : tf->device & ~ATA_DEV1; + + /* sanity check for pio multi commands */ + if ((cdb[1] & 0xe0) && !is_multi_taskfile(tf)) + goto invalid_fld; + + if (is_multi_taskfile(tf)) { + unsigned int multi_count = 1 << (cdb[1] >> 5); + + /* compare the passed through multi_count + * with the cached multi_count of libata + */ + if (multi_count != dev->multi_count) + ata_dev_printk(dev, KERN_WARNING, + "invalid multi_count %u ignored\n", + multi_count); + } /* READ/WRITE LONG use a non-standard sect_size */ qc->sect_size = ATA_SECT_SIZE; diff --git a/drivers/ata/libata-sff.c b/drivers/ata/libata-sff.c index e35d13466c6..ce84805ba5f 100644 --- a/drivers/ata/libata-sff.c +++ b/drivers/ata/libata-sff.c @@ -80,25 +80,25 @@ u8 ata_dummy_irq_on (struct ata_port *ap) { return 0; } u8 ata_irq_ack(struct ata_port *ap, unsigned int chk_drq) { unsigned int bits = chk_drq ? ATA_BUSY | ATA_DRQ : ATA_BUSY; - u8 host_stat, post_stat, status; + u8 host_stat = 0, post_stat = 0, status; status = ata_busy_wait(ap, bits, 1000); if (status & bits) if (ata_msg_err(ap)) printk(KERN_ERR "abnormal status 0x%X\n", status); - /* get controller status; clear intr, err bits */ - host_stat = ioread8(ap->ioaddr.bmdma_addr + ATA_DMA_STATUS); - iowrite8(host_stat | ATA_DMA_INTR | ATA_DMA_ERR, - ap->ioaddr.bmdma_addr + ATA_DMA_STATUS); - - post_stat = ioread8(ap->ioaddr.bmdma_addr + ATA_DMA_STATUS); + if (ap->ioaddr.bmdma_addr) { + /* get controller status; clear intr, err bits */ + host_stat = ioread8(ap->ioaddr.bmdma_addr + ATA_DMA_STATUS); + iowrite8(host_stat | ATA_DMA_INTR | ATA_DMA_ERR, + ap->ioaddr.bmdma_addr + ATA_DMA_STATUS); + post_stat = ioread8(ap->ioaddr.bmdma_addr + ATA_DMA_STATUS); + } if (ata_msg_intr(ap)) printk(KERN_INFO "%s: irq ack: host_stat 0x%X, new host_stat 0x%X, drv_stat 0x%X\n", __FUNCTION__, host_stat, post_stat, status); - return status; } @@ -516,6 +516,27 @@ void ata_bmdma_post_internal_cmd(struct ata_queued_cmd *qc) ata_bmdma_stop(qc); } +/** + * ata_sff_port_start - Set port up for dma. + * @ap: Port to initialize + * + * Called just after data structures for each port are + * initialized. Allocates space for PRD table if the device + * is DMA capable SFF. + * + * May be used as the port_start() entry in ata_port_operations. + * + * LOCKING: + * Inherited from caller. + */ + +int ata_sff_port_start(struct ata_port *ap) +{ + if (ap->ioaddr.bmdma_addr) + return ata_port_start(ap); + return 0; +} + #ifdef CONFIG_PCI static int ata_resources_present(struct pci_dev *pdev, int port) diff --git a/drivers/ata/pata_artop.c b/drivers/ata/pata_artop.c index 7b4810c171b..03b6ddd2abd 100644 --- a/drivers/ata/pata_artop.c +++ b/drivers/ata/pata_artop.c @@ -97,7 +97,7 @@ static int artop6260_pre_reset(struct ata_port *ap, unsigned long deadline) * artop6260_cable_detect - identify cable type * @ap: Port * - * Identify the cable type for the ARTOp interface in question + * Identify the cable type for the ARTOP interface in question */ static int artop6260_cable_detect(struct ata_port *ap) diff --git a/drivers/ata/pata_hpt37x.c b/drivers/ata/pata_hpt37x.c index a54c17433ee..6446735a46e 100644 --- a/drivers/ata/pata_hpt37x.c +++ b/drivers/ata/pata_hpt37x.c @@ -26,7 +26,7 @@ #include <linux/libata.h> #define DRV_NAME "pata_hpt37x" -#define DRV_VERSION "0.6.5" +#define DRV_VERSION "0.6.6" struct hpt_clock { u8 xfer_speed; @@ -931,15 +931,6 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id) .udma_mask = 0x7f, .port_ops = &hpt372_port_ops }; - /* HPT371, 372 and friends - UDMA100 at 50MHz clock */ - static const struct ata_port_info info_hpt372_50 = { - .sht = &hpt37x_sht, - .flags = ATA_FLAG_SLAVE_POSS|ATA_FLAG_SRST, - .pio_mask = 0x1f, - .mwdma_mask = 0x07, - .udma_mask = 0x3f, - .port_ops = &hpt372_port_ops - }; /* HPT374 - UDMA133 */ static const struct ata_port_info info_hpt374 = { .sht = &hpt37x_sht, @@ -1098,17 +1089,21 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id) * use a 50MHz DPLL by choice */ unsigned int f_low, f_high; - int adjust; + int dpll, adjust; - clock_slot = 2; + /* Compute DPLL */ + dpll = 2; if (port->udma_mask & 0xE0) - clock_slot = 3; + dpll = 3; - f_low = (MHz[clock_slot] * chip_table->base) / 192; + f_low = (MHz[clock_slot] * 48) / MHz[dpll]; f_high = f_low + 2; + if (clock_slot > 1) + f_high += 2; /* Select the DPLL clock. */ pci_write_config_byte(dev, 0x5b, 0x21); + pci_write_config_dword(dev, 0x5C, (f_high << 16) | f_low); for(adjust = 0; adjust < 8; adjust++) { if (hpt37x_calibrate_dpll(dev)) @@ -1124,12 +1119,12 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id) printk(KERN_WARNING "hpt37x: DPLL did not stabilize.\n"); return -ENODEV; } - if (clock_slot == 3) + if (dpll == 3) private_data = (void *)hpt37x_timings_66; else private_data = (void *)hpt37x_timings_50; - printk(KERN_INFO "hpt37x: Bus clock %dMHz, using DPLL.\n", MHz[clock_slot]); + printk(KERN_INFO "hpt37x: Bus clock %dMHz, using DPLL.\n", MHz[dpll]); } else { private_data = (void *)chip_table->clocks[clock_slot]; /* diff --git a/drivers/ata/pata_hpt3x2n.c b/drivers/ata/pata_hpt3x2n.c index f25154aed75..e947433cb37 100644 --- a/drivers/ata/pata_hpt3x2n.c +++ b/drivers/ata/pata_hpt3x2n.c @@ -521,8 +521,8 @@ static int hpt3x2n_init_one(struct pci_dev *dev, const struct pci_device_id *id) /* 371N if rev > 1 */ break; case PCI_DEVICE_ID_TTI_HPT372: - /* 372N if rev >= 1*/ - if (class_rev == 0) + /* 372N if rev >= 2*/ + if (class_rev < 2) return -ENODEV; break; case PCI_DEVICE_ID_TTI_HPT302: diff --git a/drivers/ata/pata_isapnp.c b/drivers/ata/pata_isapnp.c index 1f647b64820..5525518204e 100644 --- a/drivers/ata/pata_isapnp.c +++ b/drivers/ata/pata_isapnp.c @@ -77,7 +77,6 @@ static int isapnp_init_one(struct pnp_dev *idev, const struct pnp_device_id *dev struct ata_host *host; struct ata_port *ap; void __iomem *cmd_addr, *ctl_addr; - int rc; if (pnp_port_valid(idev, 0) == 0) return -ENODEV; diff --git a/drivers/ata/pata_it821x.c b/drivers/ata/pata_it821x.c index ff9a6fd3665..b3456d7a592 100644 --- a/drivers/ata/pata_it821x.c +++ b/drivers/ata/pata_it821x.c @@ -1,5 +1,5 @@ /* - * ata-it821x.c - IT821x PATA for new ATA layer + * pata_it821x.c - IT821x PATA for new ATA layer * (C) 2005 Red Hat Inc * Alan Cox <alan@redhat.com> * @@ -65,7 +65,6 @@ * * TODO * - ATAPI and other speed filtering - * - Command filter in smart mode * - RAID configuration ioctls */ diff --git a/drivers/ata/pata_scc.c b/drivers/ata/pata_scc.c index aa138d211b0..61502bc7bf1 100644 --- a/drivers/ata/pata_scc.c +++ b/drivers/ata/pata_scc.c @@ -489,23 +489,26 @@ static unsigned int scc_devchk (struct ata_port *ap, * Note: Original code is ata_bus_post_reset(). */ -static void scc_bus_post_reset (struct ata_port *ap, unsigned int devmask) +static int scc_bus_post_reset(struct ata_port *ap, unsigned int devmask, + unsigned long deadline) { struct ata_ioports *ioaddr = &ap->ioaddr; unsigned int dev0 = devmask & (1 << 0); unsigned int dev1 = devmask & (1 << 1); - unsigned long timeout; + int rc; /* if device 0 was found in ata_devchk, wait for its * BSY bit to clear */ - if (dev0) - ata_busy_sleep(ap, ATA_TMOUT_BOOT_QUICK, ATA_TMOUT_BOOT); + if (dev0) { + rc = ata_wait_ready(ap, deadline); + if (rc && rc != -ENODEV) + return rc; + } /* if device 1 was found in ata_devchk, wait for * register access, then wait for BSY to clear */ - timeout = jiffies + ATA_TMOUT_BOOT; while (dev1) { u8 nsect, lbal; @@ -514,14 +517,15 @@ static void scc_bus_post_reset (struct ata_port *ap, unsigned int devmask) lbal = in_be32(ioaddr->lbal_addr); if ((nsect == 1) && (lbal == 1)) break; - if (time_after(jiffies, timeout)) { - dev1 = 0; - break; - } + if (time_after(jiffies, deadline)) + return -EBUSY; msleep(50); /* give drive a breather */ } - if (dev1) - ata_busy_sleep(ap, ATA_TMOUT_BOOT_QUICK, ATA_TMOUT_BOOT); + if (dev1) { + rc = ata_wait_ready(ap, deadline); + if (rc && rc != -ENODEV) + return rc; + } /* is all this really necessary? */ ap->ops->dev_select(ap, 0); @@ -529,6 +533,8 @@ static void scc_bus_post_reset (struct ata_port *ap, unsigned int devmask) ap->ops->dev_select(ap, 1); if (dev0) ap->ops->dev_select(ap, 0); + + return 0; } /** @@ -537,8 +543,8 @@ static void scc_bus_post_reset (struct ata_port *ap, unsigned int devmask) * Note: Original code is ata_bus_softreset(). */ -static unsigned int scc_bus_softreset (struct ata_port *ap, - unsigned int devmask) +static unsigned int scc_bus_softreset(struct ata_port *ap, unsigned int devmask, + unsigned long deadline) { struct ata_ioports *ioaddr = &ap->ioaddr; @@ -570,7 +576,7 @@ static unsigned int scc_bus_softreset (struct ata_port *ap, if (scc_check_status(ap) == 0xFF) return 0; - scc_bus_post_reset(ap, devmask); + scc_bus_post_reset(ap, devmask, deadline); return 0; } @@ -579,11 +585,13 @@ static unsigned int scc_bus_softreset (struct ata_port *ap, * scc_std_softreset - reset host port via ATA SRST * @ap: port to reset * @classes: resulting classes of attached devices + * @deadline: deadline jiffies for the operation * * Note: Original code is ata_std_softreset(). */ -static int scc_std_softreset (struct ata_port *ap, unsigned int *classes) +static int scc_std_softreset (struct ata_port *ap, unsigned int *classes, + unsigned long deadline) { unsigned int slave_possible = ap->flags & ATA_FLAG_SLAVE_POSS; unsigned int devmask = 0, err_mask; @@ -607,7 +615,7 @@ static int scc_std_softreset (struct ata_port *ap, unsigned int *classes) /* issue bus reset */ DPRINTK("about to softreset, devmask=%x\n", devmask); - err_mask = scc_bus_softreset(ap, devmask); + err_mask = scc_bus_softreset(ap, devmask, deadline); if (err_mask) { ata_port_printk(ap, KERN_ERR, "SRST failed (err_mask=0x%x)\n", err_mask); @@ -676,10 +684,11 @@ static void scc_bmdma_stop (struct ata_queued_cmd *qc) if (reg & INTSTS_BMSINT) { unsigned int classes; + unsigned long deadline = jiffies + ATA_TMOUT_BOOT; printk(KERN_WARNING "%s: Internal Bus Error\n", DRV_NAME); out_be32(bmid_base + SCC_DMA_INTST, INTSTS_BMSINT); /* TBD: SW reset */ - scc_std_softreset(ap, &classes); + scc_std_softreset(ap, &classes, deadline); continue; } @@ -862,9 +871,10 @@ static void scc_bmdma_freeze (struct ata_port *ap) /** * scc_pata_prereset - prepare for reset * @ap: ATA port to be reset + * @deadline: deadline jiffies for the operation */ -static int scc_pata_prereset (struct ata_port *ap, unsigned long deadline) +static int scc_pata_prereset(struct ata_port *ap, unsigned long deadline) { ap->cbl = ATA_CBL_PATA80; return ata_std_prereset(ap, deadline); diff --git a/drivers/ata/pata_sis.c b/drivers/ata/pata_sis.c index f2231267e01..ec3ae937501 100644 --- a/drivers/ata/pata_sis.c +++ b/drivers/ata/pata_sis.c @@ -73,14 +73,14 @@ static int sis_short_ata40(struct pci_dev *dev) } /** - * sis_port_base - return PCI configuration base for dev + * sis_old_port_base - return PCI configuration base for dev * @adev: device * * Returns the base of the PCI configuration registers for this port * number. */ -static int sis_port_base(struct ata_device *adev) +static int sis_old_port_base(struct ata_device *adev) { return 0x40 + (4 * adev->ap->port_no) + (2 * adev->devno); } @@ -211,7 +211,7 @@ static void sis_set_fifo(struct ata_port *ap, struct ata_device *adev) static void sis_old_set_piomode (struct ata_port *ap, struct ata_device *adev) { struct pci_dev *pdev = to_pci_dev(ap->host->dev); - int port = sis_port_base(adev); + int port = sis_old_port_base(adev); u8 t1, t2; int speed = adev->pio_mode - XFER_PIO_0; @@ -248,7 +248,7 @@ static void sis_old_set_piomode (struct ata_port *ap, struct ata_device *adev) static void sis_100_set_piomode (struct ata_port *ap, struct ata_device *adev) { struct pci_dev *pdev = to_pci_dev(ap->host->dev); - int port = sis_port_base(adev); + int port = sis_old_port_base(adev); int speed = adev->pio_mode - XFER_PIO_0; const u8 actrec[] = { 0x00, 0x67, 0x44, 0x33, 0x31 }; @@ -328,7 +328,7 @@ static void sis_old_set_dmamode (struct ata_port *ap, struct ata_device *adev) { struct pci_dev *pdev = to_pci_dev(ap->host->dev); int speed = adev->dma_mode - XFER_MW_DMA_0; - int drive_pci = sis_port_base(adev); + int drive_pci = sis_old_port_base(adev); u16 timing; const u16 mwdma_bits[] = { 0x707, 0x202, 0x202 }; @@ -367,7 +367,7 @@ static void sis_66_set_dmamode (struct ata_port *ap, struct ata_device *adev) { struct pci_dev *pdev = to_pci_dev(ap->host->dev); int speed = adev->dma_mode - XFER_MW_DMA_0; - int drive_pci = sis_port_base(adev); + int drive_pci = sis_old_port_base(adev); u16 timing; const u16 mwdma_bits[] = { 0x707, 0x202, 0x202 }; @@ -378,12 +378,12 @@ static void sis_66_set_dmamode (struct ata_port *ap, struct ata_device *adev) if (adev->dma_mode < XFER_UDMA_0) { /* bits 3-0 hold recovery timing bits 8-10 active timing and the higer bits are dependant on the device, bit 15 udma */ - timing &= ~ 0x870F; + timing &= ~0x870F; timing |= mwdma_bits[speed]; } else { /* Bit 15 is UDMA on/off, bit 12-14 are cycle time */ speed = adev->dma_mode - XFER_UDMA_0; - timing &= ~0x6000; + timing &= ~0xF000; timing |= udma_bits[speed]; } pci_write_config_word(pdev, drive_pci, timing); @@ -405,22 +405,22 @@ static void sis_100_set_dmamode (struct ata_port *ap, struct ata_device *adev) { struct pci_dev *pdev = to_pci_dev(ap->host->dev); int speed = adev->dma_mode - XFER_MW_DMA_0; - int drive_pci = sis_port_base(adev); - u16 timing; + int drive_pci = sis_old_port_base(adev); + u8 timing; - const u16 udma_bits[] = { 0x8B00, 0x8700, 0x8500, 0x8300, 0x8200, 0x8100}; + const u8 udma_bits[] = { 0x8B, 0x87, 0x85, 0x83, 0x82, 0x81}; - pci_read_config_word(pdev, drive_pci, &timing); + pci_read_config_byte(pdev, drive_pci + 1, &timing); if (adev->dma_mode < XFER_UDMA_0) { /* NOT SUPPORTED YET: NEED DATA SHEET. DITTO IN OLD DRIVER */ } else { - /* Bit 15 is UDMA on/off, bit 12-14 are cycle time */ + /* Bit 7 is UDMA on/off, bit 0-3 are cycle time */ speed = adev->dma_mode - XFER_UDMA_0; - timing &= ~0x0F00; + timing &= ~0x8F; timing |= udma_bits[speed]; } - pci_write_config_word(pdev, drive_pci, timing); + pci_write_config_byte(pdev, drive_pci + 1, timing); } /** @@ -440,22 +440,22 @@ static void sis_133_early_set_dmamode (struct ata_port *ap, struct ata_device *a { struct pci_dev *pdev = to_pci_dev(ap->host->dev); int speed = adev->dma_mode - XFER_MW_DMA_0; - int drive_pci = sis_port_base(adev); - u16 timing; - - static const u16 udma_bits[] = { 0x8F00, 0x8A00, 0x8700, 0x8500, 0x8300, 0x8200, 0x8100}; + int drive_pci = sis_old_port_base(adev); + u8 timing; + /* Low 4 bits are timing */ + static const u8 udma_bits[] = { 0x8F, 0x8A, 0x87, 0x85, 0x83, 0x82, 0x81}; - pci_read_config_word(pdev, drive_pci, &timing); + pci_read_config_byte(pdev, drive_pci + 1, &timing); if (adev->dma_mode < XFER_UDMA_0) { /* NOT SUPPORTED YET: NEED DATA SHEET. DITTO IN OLD DRIVER */ } else { - /* Bit 15 is UDMA on/off, bit 12-14 are cycle time */ + /* Bit 7 is UDMA on/off, bit 0-3 are cycle time */ speed = adev->dma_mode - XFER_UDMA_0; - timing &= ~0x0F00; + timing &= ~0x8F; timing |= udma_bits[speed]; } - pci_write_config_word(pdev, drive_pci, timing); + pci_write_config_byte(pdev, drive_pci + 1, timing); } /** diff --git a/drivers/ata/pata_via.c b/drivers/ata/pata_via.c index e4c71f76bd5..63eca299c62 100644 --- a/drivers/ata/pata_via.c +++ b/drivers/ata/pata_via.c @@ -60,6 +60,7 @@ #include <linux/delay.h> #include <scsi/scsi_host.h> #include <linux/libata.h> +#include <linux/dmi.h> #define DRV_NAME "pata_via" #define DRV_VERSION "0.3.1" @@ -122,6 +123,31 @@ static const struct via_isa_bridge { { NULL } }; + +/* + * Cable special cases + */ + +static struct dmi_system_id cable_dmi_table[] = { + { + .ident = "Acer Ferrari 3400", + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "Acer,Inc."), + DMI_MATCH(DMI_BOARD_NAME, "Ferrari 3400"), + }, + }, + { } +}; + +static int via_cable_override(struct pci_dev *pdev) +{ + /* Systems by DMI */ + if (dmi_check_system(cable_dmi_table)) + return 1; + return 0; +} + + /** * via_cable_detect - cable detection * @ap: ATA port @@ -139,6 +165,9 @@ static int via_cable_detect(struct ata_port *ap) { struct pci_dev *pdev = to_pci_dev(ap->host->dev); u32 ata66; + if (via_cable_override(pdev)) + return ATA_CBL_PATA40_SHORT; + /* Early chips are 40 wire */ if ((config->flags & VIA_UDMA) < VIA_UDMA_66) return ATA_CBL_PATA40; @@ -423,7 +452,7 @@ static int via_init_one(struct pci_dev *pdev, const struct pci_device_id *id) /* Early VIA without UDMA support */ static const struct ata_port_info via_mwdma_info = { .sht = &via_sht, - .flags = ATA_FLAG_SLAVE_POSS | ATA_FLAG_SETXFER_POLLING, + .flags = ATA_FLAG_SLAVE_POSS, .pio_mask = 0x1f, .mwdma_mask = 0x07, .port_ops = &via_port_ops @@ -431,7 +460,7 @@ static int via_init_one(struct pci_dev *pdev, const struct pci_device_id *id) /* Ditto with IRQ masking required */ static const struct ata_port_info via_mwdma_info_borked = { .sht = &via_sht, - .flags = ATA_FLAG_SLAVE_POSS | ATA_FLAG_SETXFER_POLLING, + .flags = ATA_FLAG_SLAVE_POSS, .pio_mask = 0x1f, .mwdma_mask = 0x07, .port_ops = &via_port_ops_noirq, @@ -439,7 +468,7 @@ static int via_init_one(struct pci_dev *pdev, const struct pci_device_id *id) /* VIA UDMA 33 devices (and borked 66) */ static const struct ata_port_info via_udma33_info = { .sht = &via_sht, - .flags = ATA_FLAG_SLAVE_POSS | ATA_FLAG_SETXFER_POLLING, + .flags = ATA_FLAG_SLAVE_POSS, .pio_mask = 0x1f, .mwdma_mask = 0x07, .udma_mask = 0x7, @@ -448,7 +477,7 @@ static int via_init_one(struct pci_dev *pdev, const struct pci_device_id *id) /* VIA UDMA 66 devices */ static const struct ata_port_info via_udma66_info = { .sht = &via_sht, - .flags = ATA_FLAG_SLAVE_POSS | ATA_FLAG_SETXFER_POLLING, + .flags = ATA_FLAG_SLAVE_POSS, .pio_mask = 0x1f, .mwdma_mask = 0x07, .udma_mask = 0x1f, @@ -457,7 +486,7 @@ static int via_init_one(struct pci_dev *pdev, const struct pci_device_id *id) /* VIA UDMA 100 devices */ static const struct ata_port_info via_udma100_info = { .sht = &via_sht, - .flags = ATA_FLAG_SLAVE_POSS | ATA_FLAG_SETXFER_POLLING, + .flags = ATA_FLAG_SLAVE_POSS, .pio_mask = 0x1f, .mwdma_mask = 0x07, .udma_mask = 0x3f, @@ -466,7 +495,7 @@ static int via_init_one(struct pci_dev *pdev, const struct pci_device_id *id) /* UDMA133 with bad AST (All current 133) */ static const struct ata_port_info via_udma133_info = { .sht = &via_sht, - .flags = ATA_FLAG_SLAVE_POSS | ATA_FLAG_SETXFER_POLLING, + .flags = ATA_FLAG_SLAVE_POSS, .pio_mask = 0x1f, .mwdma_mask = 0x07, .udma_mask = 0x7f, /* FIXME: should check north bridge */ @@ -592,10 +621,11 @@ static int via_reinit_one(struct pci_dev *pdev) #endif static const struct pci_device_id via[] = { - { PCI_VDEVICE(VIA, PCI_DEVICE_ID_VIA_82C576_1), }, - { PCI_VDEVICE(VIA, PCI_DEVICE_ID_VIA_82C586_1), }, - { PCI_VDEVICE(VIA, PCI_DEVICE_ID_VIA_6410), }, - { PCI_VDEVICE(VIA, PCI_DEVICE_ID_VIA_SATA_EIDE), }, + { PCI_VDEVICE(VIA, 0x0571), }, + { PCI_VDEVICE(VIA, 0x0581), }, + { PCI_VDEVICE(VIA, 0x1571), }, + { PCI_VDEVICE(VIA, 0x3164), }, + { PCI_VDEVICE(VIA, 0x5324), }, { }, }; diff --git a/drivers/ata/sata_mv.c b/drivers/ata/sata_mv.c index 705a020e159..c957e6e54ba 100644 --- a/drivers/ata/sata_mv.c +++ b/drivers/ata/sata_mv.c @@ -21,6 +21,50 @@ * */ +/* + sata_mv TODO list: + + 1) Needs a full errata audit for all chipsets. I implemented most + of the errata workarounds found in the Marvell vendor driver, but + I distinctly remember a couple workarounds (one related to PCI-X) + are still needed. + + 2) Convert to LibATA new EH. Required for hotplug, NCQ, and sane + probing/error handling in general. MUST HAVE. + + 3) Add hotplug support (easy, once new-EH support appears) + + 4) Add NCQ support (easy to intermediate, once new-EH support appears) + + 5) Investigate problems with PCI Message Signalled Interrupts (MSI). + + 6) Add port multiplier support (intermediate) + + 7) Test and verify 3.0 Gbps support + + 8) Develop a low-power-consumption strategy, and implement it. + + 9) [Experiment, low priority] See if ATAPI can be supported using + "unknown FIS" or "vendor-specific FIS" support, or something creative + like that. + + 10) [Experiment, low priority] Investigate interrupt coalescing. + Quite often, especially with PCI Message Signalled Interrupts (MSI), + the overhead reduced by interrupt mitigation is quite often not + worth the latency cost. + + 11) [Experiment, Marvell value added] Is it possible to use target + mode to cross-connect two Linux boxes with Marvell cards? If so, + creating LibATA target mode support would be very interesting. + + Target mode, for those without docs, is the ability to directly + connect two SATA controllers. + + 13) Verify that 7042 is fully supported. I only have a 6042. + +*/ + + #include <linux/kernel.h> #include <linux/module.h> #include <linux/pci.h> diff --git a/drivers/ata/sata_promise.c b/drivers/ata/sata_promise.c index 3a7d9b5332a..6dc0b011a6b 100644 --- a/drivers/ata/sata_promise.c +++ b/drivers/ata/sata_promise.c @@ -297,7 +297,7 @@ static const struct ata_port_info pdc_port_info[] = { /* board_2057x_pata */ { - .flags = PDC_COMMON_FLAGS | ATA_FLAG_SLAVE_POSS, + .flags = PDC_COMMON_FLAGS | ATA_FLAG_SLAVE_POSS | PDC_FLAG_GEN_II, .pio_mask = 0x1f, /* pio0-4 */ .mwdma_mask = 0x07, /* mwdma0-2 */ @@ -784,9 +784,12 @@ static unsigned int pdc_qc_issue_prot(struct ata_queued_cmd *qc) if (qc->dev->flags & ATA_DFLAG_CDB_INTR) break; /*FALLTHROUGH*/ + case ATA_PROT_NODATA: + if (qc->tf.flags & ATA_TFLAG_POLLING) + break; + /*FALLTHROUGH*/ case ATA_PROT_ATAPI_DMA: case ATA_PROT_DMA: - case ATA_PROT_NODATA: pdc_packet_start(qc); return 0; @@ -800,7 +803,7 @@ static unsigned int pdc_qc_issue_prot(struct ata_queued_cmd *qc) static void pdc_tf_load_mmio(struct ata_port *ap, const struct ata_taskfile *tf) { WARN_ON (tf->protocol == ATA_PROT_DMA || - tf->protocol == ATA_PROT_NODATA); + tf->protocol == ATA_PROT_ATAPI_DMA); ata_tf_load(ap, tf); } @@ -808,7 +811,7 @@ static void pdc_tf_load_mmio(struct ata_port *ap, const struct ata_taskfile *tf) static void pdc_exec_command_mmio(struct ata_port *ap, const struct ata_taskfile *tf) { WARN_ON (tf->protocol == ATA_PROT_DMA || - tf->protocol == ATA_PROT_NODATA); + tf->protocol == ATA_PROT_ATAPI_DMA); ata_exec_command(ap, tf); } diff --git a/drivers/ata/sata_sis.c b/drivers/ata/sata_sis.c index 51d9251b089..221099d1d08 100644 --- a/drivers/ata/sata_sis.c +++ b/drivers/ata/sata_sis.c @@ -255,7 +255,7 @@ static int sis_init_one (struct pci_dev *pdev, const struct pci_device_id *ent) { static int printed_version; struct ata_port_info pi = sis_port_info; - const struct ata_port_info *ppi[] = { &pi, NULL }; + const struct ata_port_info *ppi[] = { &pi, &pi }; struct ata_host *host; u32 genctl, val; u8 pmr; diff --git a/drivers/ata/sata_via.c b/drivers/ata/sata_via.c index 01bba26d8d1..e8b90e7b42d 100644 --- a/drivers/ata/sata_via.c +++ b/drivers/ata/sata_via.c @@ -85,6 +85,9 @@ static const struct pci_device_id svia_pci_tbl[] = { { PCI_VDEVICE(VIA, 0x0591), vt6420 }, { PCI_VDEVICE(VIA, 0x3149), vt6420 }, { PCI_VDEVICE(VIA, 0x3249), vt6421 }, + { PCI_VDEVICE(VIA, 0x5287), vt6420 }, + { PCI_VDEVICE(VIA, 0x5372), vt6420 }, + { PCI_VDEVICE(VIA, 0x7372), vt6420 }, { } /* terminate list */ }; diff --git a/drivers/atm/firestream.c b/drivers/atm/firestream.c index 9c67df5ccfa..7f6d02ce1b5 100644 --- a/drivers/atm/firestream.c +++ b/drivers/atm/firestream.c @@ -1475,6 +1475,7 @@ static void top_off_fp (struct fs_dev *dev, struct freepool *fp, struct FS_BPENTRY *qe, *ne; struct sk_buff *skb; int n = 0; + u32 qe_tmp; fs_dprintk (FS_DEBUG_QUEUE, "Topping off queue at %x (%d-%d/%d)\n", fp->offset, read_fs (dev, FP_CNT (fp->offset)), fp->n, @@ -1502,10 +1503,16 @@ static void top_off_fp (struct fs_dev *dev, struct freepool *fp, ne->skb = skb; ne->fp = fp; - qe = (struct FS_BPENTRY *) (read_fs (dev, FP_EA(fp->offset))); - fs_dprintk (FS_DEBUG_QUEUE, "link at %p\n", qe); - if (qe) { - qe = bus_to_virt ((long) qe); + /* + * FIXME: following code encodes and decodes + * machine pointers (could be 64-bit) into a + * 32-bit register. + */ + + qe_tmp = read_fs (dev, FP_EA(fp->offset)); + fs_dprintk (FS_DEBUG_QUEUE, "link at %x\n", qe_tmp); + if (qe_tmp) { + qe = bus_to_virt ((long) qe_tmp); qe->next = virt_to_bus(ne); qe->flags &= ~FP_FLAGS_EPI; } else diff --git a/drivers/atm/idt77252.c b/drivers/atm/idt77252.c index 057efbc55d3..3800bc0cb2e 100644 --- a/drivers/atm/idt77252.c +++ b/drivers/atm/idt77252.c @@ -47,7 +47,8 @@ static char const rcsid[] = #include <linux/bitops.h> #include <linux/wait.h> #include <linux/jiffies.h> -#include <asm/semaphore.h> +#include <linux/mutex.h> + #include <asm/io.h> #include <asm/uaccess.h> #include <asm/atomic.h> @@ -2435,7 +2436,7 @@ idt77252_open(struct atm_vcc *vcc) set_bit(ATM_VF_ADDR, &vcc->flags); - down(&card->mutex); + mutex_lock(&card->mutex); OPRINTK("%s: opening vpi.vci: %d.%d\n", card->name, vpi, vci); @@ -2446,7 +2447,7 @@ idt77252_open(struct atm_vcc *vcc) break; default: printk("%s: Unsupported AAL: %d\n", card->name, vcc->qos.aal); - up(&card->mutex); + mutex_unlock(&card->mutex); return -EPROTONOSUPPORT; } @@ -2455,7 +2456,7 @@ idt77252_open(struct atm_vcc *vcc) card->vcs[index] = kzalloc(sizeof(struct vc_map), GFP_KERNEL); if (!card->vcs[index]) { printk("%s: can't alloc vc in open()\n", card->name); - up(&card->mutex); + mutex_unlock(&card->mutex); return -ENOMEM; } card->vcs[index]->card = card; @@ -2484,14 +2485,14 @@ idt77252_open(struct atm_vcc *vcc) if (inuse) { printk("%s: %s vci already in use.\n", card->name, inuse == 1 ? "tx" : inuse == 2 ? "rx" : "tx and rx"); - up(&card->mutex); + mutex_unlock(&card->mutex); return -EADDRINUSE; } if (vcc->qos.txtp.traffic_class != ATM_NONE) { error = idt77252_init_tx(card, vc, vcc, &vcc->qos); if (error) { - up(&card->mutex); + mutex_unlock(&card->mutex); return error; } } @@ -2499,14 +2500,14 @@ idt77252_open(struct atm_vcc *vcc) if (vcc->qos.rxtp.traffic_class != ATM_NONE) { error = idt77252_init_rx(card, vc, vcc, &vcc->qos); if (error) { - up(&card->mutex); + mutex_unlock(&card->mutex); return error; } } set_bit(ATM_VF_READY, &vcc->flags); - up(&card->mutex); + mutex_unlock(&card->mutex); return 0; } @@ -2520,7 +2521,7 @@ idt77252_close(struct atm_vcc *vcc) unsigned long addr; unsigned long timeout; - down(&card->mutex); + mutex_lock(&card->mutex); IPRINTK("%s: idt77252_close: vc = %d (%d.%d)\n", card->name, vc->index, vcc->vpi, vcc->vci); @@ -2591,7 +2592,7 @@ done: free_scq(card, vc->scq); } - up(&card->mutex); + mutex_unlock(&card->mutex); } static int @@ -2602,7 +2603,7 @@ idt77252_change_qos(struct atm_vcc *vcc, struct atm_qos *qos, int flags) struct vc_map *vc = vcc->dev_data; int error = 0; - down(&card->mutex); + mutex_lock(&card->mutex); if (qos->txtp.traffic_class != ATM_NONE) { if (!test_bit(VCF_TX, &vc->flags)) { @@ -2648,7 +2649,7 @@ idt77252_change_qos(struct atm_vcc *vcc, struct atm_qos *qos, int flags) set_bit(ATM_VF_HASQOS, &vcc->flags); out: - up(&card->mutex); + mutex_unlock(&card->mutex); return error; } @@ -3709,7 +3710,7 @@ idt77252_init_one(struct pci_dev *pcidev, const struct pci_device_id *id) membase = pci_resource_start(pcidev, 1); srambase = pci_resource_start(pcidev, 2); - init_MUTEX(&card->mutex); + mutex_init(&card->mutex); spin_lock_init(&card->cmd_lock); spin_lock_init(&card->tst_lock); diff --git a/drivers/atm/idt77252.h b/drivers/atm/idt77252.h index 544b3973829..6f2b4a5875f 100644 --- a/drivers/atm/idt77252.h +++ b/drivers/atm/idt77252.h @@ -37,7 +37,7 @@ #include <linux/ptrace.h> #include <linux/skbuff.h> #include <linux/workqueue.h> - +#include <linux/mutex.h> /*****************************************************************************/ /* */ @@ -359,7 +359,7 @@ struct idt77252_dev unsigned long srambase; /* SAR's sram base address */ void __iomem *fbq[4]; /* FBQ fill addresses */ - struct semaphore mutex; + struct mutex mutex; spinlock_t cmd_lock; /* for r/w utility/sram */ unsigned long softstat; diff --git a/drivers/auxdisplay/Kconfig b/drivers/auxdisplay/Kconfig index 2e18a63ead3..ea4fe3e48f3 100644 --- a/drivers/auxdisplay/Kconfig +++ b/drivers/auxdisplay/Kconfig @@ -68,6 +68,10 @@ config CFAG12864B depends on X86 depends on FB depends on KS0108 + select FB_SYS_FILLRECT + select FB_SYS_COPYAREA + select FB_SYS_IMAGEBLIT + select FB_SYS_FOPS default n ---help--- If you have a Crystalfontz 128x64 2-color LCD, cfag12864b Series, diff --git a/drivers/auxdisplay/cfag12864bfb.c b/drivers/auxdisplay/cfag12864bfb.c index 66fafbb1d08..307c190699e 100644 --- a/drivers/auxdisplay/cfag12864bfb.c +++ b/drivers/auxdisplay/cfag12864bfb.c @@ -73,9 +73,11 @@ static int cfag12864bfb_mmap(struct fb_info *info, struct vm_area_struct *vma) static struct fb_ops cfag12864bfb_ops = { .owner = THIS_MODULE, - .fb_fillrect = cfb_fillrect, - .fb_copyarea = cfb_copyarea, - .fb_imageblit = cfb_imageblit, + .fb_read = fb_sys_read, + .fb_write = fb_sys_write, + .fb_fillrect = sys_fillrect, + .fb_copyarea = sys_copyarea, + .fb_imageblit = sys_imageblit, .fb_mmap = cfag12864bfb_mmap, }; diff --git a/drivers/base/class.c b/drivers/base/class.c index 20c4ea6eb50..8c506dbe391 100644 --- a/drivers/base/class.c +++ b/drivers/base/class.c @@ -369,36 +369,6 @@ char *make_class_name(const char *name, struct kobject *kobj) return class_name; } -static int deprecated_class_uevent(char **envp, int num_envp, int *cur_index, - char *buffer, int buffer_size, - int *cur_len, - struct class_device *class_dev) -{ - struct device *dev = class_dev->dev; - char *path; - - if (!dev) - return 0; - - /* add device, backing this class device (deprecated) */ - path = kobject_get_path(&dev->kobj, GFP_KERNEL); - - add_uevent_var(envp, num_envp, cur_index, buffer, buffer_size, - cur_len, "PHYSDEVPATH=%s", path); - kfree(path); - - if (dev->bus) - add_uevent_var(envp, num_envp, cur_index, - buffer, buffer_size, cur_len, - "PHYSDEVBUS=%s", dev->bus->name); - - if (dev->driver) - add_uevent_var(envp, num_envp, cur_index, - buffer, buffer_size, cur_len, - "PHYSDEVDRIVER=%s", dev->driver->name); - return 0; -} - static int make_deprecated_class_device_links(struct class_device *class_dev) { char *class_name; @@ -430,11 +400,6 @@ static void remove_deprecated_class_device_links(struct class_device *class_dev) kfree(class_name); } #else -static inline int deprecated_class_uevent(char **envp, int num_envp, - int *cur_index, char *buffer, - int buffer_size, int *cur_len, - struct class_device *class_dev) -{ return 0; } static inline int make_deprecated_class_device_links(struct class_device *cd) { return 0; } static void remove_deprecated_class_device_links(struct class_device *cd) @@ -445,15 +410,13 @@ static int class_uevent(struct kset *kset, struct kobject *kobj, char **envp, int num_envp, char *buffer, int buffer_size) { struct class_device *class_dev = to_class_dev(kobj); + struct device *dev = class_dev->dev; int i = 0; int length = 0; int retval = 0; pr_debug("%s - name = %s\n", __FUNCTION__, class_dev->class_id); - deprecated_class_uevent(envp, num_envp, &i, buffer, buffer_size, - &length, class_dev); - if (MAJOR(class_dev->devt)) { add_uevent_var(envp, num_envp, &i, buffer, buffer_size, &length, @@ -464,6 +427,26 @@ static int class_uevent(struct kset *kset, struct kobject *kobj, char **envp, "MINOR=%u", MINOR(class_dev->devt)); } + if (dev) { + const char *path = kobject_get_path(&dev->kobj, GFP_KERNEL); + if (path) { + add_uevent_var(envp, num_envp, &i, + buffer, buffer_size, &length, + "PHYSDEVPATH=%s", path); + kfree(path); + } + + if (dev->bus) + add_uevent_var(envp, num_envp, &i, + buffer, buffer_size, &length, + "PHYSDEVBUS=%s", dev->bus->name); + + if (dev->driver) + add_uevent_var(envp, num_envp, &i, + buffer, buffer_size, &length, + "PHYSDEVDRIVER=%s", dev->driver->name); + } + /* terminate, set to next free slot, shrink available space */ envp[i] = NULL; envp = &envp[i]; diff --git a/drivers/base/core.c b/drivers/base/core.c index b78fc1e6826..dd40d78a023 100644 --- a/drivers/base/core.c +++ b/drivers/base/core.c @@ -180,10 +180,12 @@ static int dev_uevent(struct kset *kset, struct kobject *kobj, char **envp, const char *path; path = kobject_get_path(&parent->kobj, GFP_KERNEL); - add_uevent_var(envp, num_envp, &i, - buffer, buffer_size, &length, - "PHYSDEVPATH=%s", path); - kfree(path); + if (path) { + add_uevent_var(envp, num_envp, &i, + buffer, buffer_size, &length, + "PHYSDEVPATH=%s", path); + kfree(path); + } add_uevent_var(envp, num_envp, &i, buffer, buffer_size, &length, diff --git a/drivers/base/dd.c b/drivers/base/dd.c index 92428e55b0c..b0088b0efec 100644 --- a/drivers/base/dd.c +++ b/drivers/base/dd.c @@ -207,19 +207,6 @@ static int __device_attach(struct device_driver * drv, void * data) return driver_probe_device(drv, dev); } -static int device_probe_drivers(void *data) -{ - struct device *dev = data; - int ret = 0; - - if (dev->bus) { - down(&dev->sem); - ret = bus_for_each_drv(dev->bus, NULL, dev, __device_attach); - up(&dev->sem); - } - return ret; -} - /** * device_attach - try to attach device to a driver. * @dev: device. diff --git a/drivers/base/firmware_class.c b/drivers/base/firmware_class.c index 97ab5bd1c4d..89a5f4a5491 100644 --- a/drivers/base/firmware_class.c +++ b/drivers/base/firmware_class.c @@ -1,7 +1,7 @@ /* * firmware_class.c - Multi purpose firmware loading support * - * Copyright (c) 2003 Manuel Estrada Sainz <ranty@debian.org> + * Copyright (c) 2003 Manuel Estrada Sainz * * Please see Documentation/firmware_class/ for more information. * @@ -23,7 +23,7 @@ #define to_dev(obj) container_of(obj, struct device, kobj) -MODULE_AUTHOR("Manuel Estrada Sainz <ranty@debian.org>"); +MODULE_AUTHOR("Manuel Estrada Sainz"); MODULE_DESCRIPTION("Multi purpose firmware loading support"); MODULE_LICENSE("GPL"); diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c index 3587cb43437..fe088045dd0 100644 --- a/drivers/block/floppy.c +++ b/drivers/block/floppy.c @@ -670,7 +670,7 @@ static void __reschedule_timeout(int drive, const char *message, int marg) if (drive == current_reqD) drive = current_drive; del_timer(&fd_timeout); - if (drive < 0 || drive > N_DRIVE) { + if (drive < 0 || drive >= N_DRIVE) { fd_timeout.expires = jiffies + 20UL * HZ; drive = 0; } else diff --git a/drivers/block/loop.c b/drivers/block/loop.c index 5526eadb659..0ed5470d253 100644 --- a/drivers/block/loop.c +++ b/drivers/block/loop.c @@ -1354,7 +1354,7 @@ static struct block_device_operations lo_fops = { */ static int max_loop; module_param(max_loop, int, 0); -MODULE_PARM_DESC(max_loop, "obsolete, loop device is created on-demand"); +MODULE_PARM_DESC(max_loop, "Maximum number of loop devices"); MODULE_LICENSE("GPL"); MODULE_ALIAS_BLOCKDEV_MAJOR(LOOP_MAJOR); @@ -1394,16 +1394,11 @@ int loop_unregister_transfer(int number) EXPORT_SYMBOL(loop_register_transfer); EXPORT_SYMBOL(loop_unregister_transfer); -static struct loop_device *loop_init_one(int i) +static struct loop_device *loop_alloc(int i) { struct loop_device *lo; struct gendisk *disk; - list_for_each_entry(lo, &loop_devices, lo_list) { - if (lo->lo_number == i) - return lo; - } - lo = kzalloc(sizeof(*lo), GFP_KERNEL); if (!lo) goto out; @@ -1427,8 +1422,6 @@ static struct loop_device *loop_init_one(int i) disk->private_data = lo; disk->queue = lo->lo_queue; sprintf(disk->disk_name, "loop%d", i); - add_disk(disk); - list_add_tail(&lo->lo_list, &loop_devices); return lo; out_free_queue: @@ -1439,15 +1432,37 @@ out: return NULL; } -static void loop_del_one(struct loop_device *lo) +static void loop_free(struct loop_device *lo) { - del_gendisk(lo->lo_disk); blk_cleanup_queue(lo->lo_queue); put_disk(lo->lo_disk); list_del(&lo->lo_list); kfree(lo); } +static struct loop_device *loop_init_one(int i) +{ + struct loop_device *lo; + + list_for_each_entry(lo, &loop_devices, lo_list) { + if (lo->lo_number == i) + return lo; + } + + lo = loop_alloc(i); + if (lo) { + add_disk(lo->lo_disk); + list_add_tail(&lo->lo_list, &loop_devices); + } + return lo; +} + +static void loop_del_one(struct loop_device *lo) +{ + del_gendisk(lo->lo_disk); + loop_free(lo); +} + static struct kobject *loop_probe(dev_t dev, int *part, void *data) { struct loop_device *lo; @@ -1464,28 +1479,77 @@ static struct kobject *loop_probe(dev_t dev, int *part, void *data) static int __init loop_init(void) { - if (register_blkdev(LOOP_MAJOR, "loop")) - return -EIO; - blk_register_region(MKDEV(LOOP_MAJOR, 0), 1UL << MINORBITS, - THIS_MODULE, loop_probe, NULL, NULL); + int i, nr; + unsigned long range; + struct loop_device *lo, *next; + + /* + * loop module now has a feature to instantiate underlying device + * structure on-demand, provided that there is an access dev node. + * However, this will not work well with user space tool that doesn't + * know about such "feature". In order to not break any existing + * tool, we do the following: + * + * (1) if max_loop is specified, create that many upfront, and this + * also becomes a hard limit. + * (2) if max_loop is not specified, create 8 loop device on module + * load, user can further extend loop device by create dev node + * themselves and have kernel automatically instantiate actual + * device on-demand. + */ + if (max_loop > 1UL << MINORBITS) + return -EINVAL; if (max_loop) { - printk(KERN_INFO "loop: the max_loop option is obsolete " - "and will be removed in March 2008\n"); + nr = max_loop; + range = max_loop; + } else { + nr = 8; + range = 1UL << MINORBITS; + } + + if (register_blkdev(LOOP_MAJOR, "loop")) + return -EIO; + for (i = 0; i < nr; i++) { + lo = loop_alloc(i); + if (!lo) + goto Enomem; + list_add_tail(&lo->lo_list, &loop_devices); } + + /* point of no return */ + + list_for_each_entry(lo, &loop_devices, lo_list) + add_disk(lo->lo_disk); + + blk_register_region(MKDEV(LOOP_MAJOR, 0), range, + THIS_MODULE, loop_probe, NULL, NULL); + printk(KERN_INFO "loop: module loaded\n"); return 0; + +Enomem: + printk(KERN_INFO "loop: out of memory\n"); + + list_for_each_entry_safe(lo, next, &loop_devices, lo_list) + loop_free(lo); + + unregister_blkdev(LOOP_MAJOR, "loop"); + return -ENOMEM; } static void __exit loop_exit(void) { + unsigned long range; struct loop_device *lo, *next; + range = max_loop ? max_loop : 1UL << MINORBITS; + list_for_each_entry_safe(lo, next, &loop_devices, lo_list) loop_del_one(lo); - blk_unregister_region(MKDEV(LOOP_MAJOR, 0), 1UL << MINORBITS); + blk_unregister_region(MKDEV(LOOP_MAJOR, 0), range); if (unregister_blkdev(LOOP_MAJOR, "loop")) printk(KERN_WARNING "loop: cannot unregister blkdev\n"); } diff --git a/drivers/bluetooth/hci_usb.c b/drivers/bluetooth/hci_usb.c index b0238b46dde..7e04dd69f60 100644 --- a/drivers/bluetooth/hci_usb.c +++ b/drivers/bluetooth/hci_usb.c @@ -115,11 +115,11 @@ static struct usb_device_id blacklist_ids[] = { { USB_DEVICE(0x0a5c, 0x2009), .driver_info = HCI_BCM92035 }, /* Broadcom BCM2045 */ - { USB_DEVICE(0x0a5c, 0x2101), .driver_info = HCI_WRONG_SCO_MTU }, + { USB_DEVICE(0x0a5c, 0x2101), .driver_info = HCI_RESET | HCI_WRONG_SCO_MTU }, /* IBM/Lenovo ThinkPad with Broadcom chip */ - { USB_DEVICE(0x0a5c, 0x201e), .driver_info = HCI_WRONG_SCO_MTU }, - { USB_DEVICE(0x0a5c, 0x2110), .driver_info = HCI_WRONG_SCO_MTU }, + { USB_DEVICE(0x0a5c, 0x201e), .driver_info = HCI_RESET | HCI_WRONG_SCO_MTU }, + { USB_DEVICE(0x0a5c, 0x2110), .driver_info = HCI_RESET | HCI_WRONG_SCO_MTU }, /* Targus ACB10US */ { USB_DEVICE(0x0a5c, 0x2100), .driver_info = HCI_RESET }, @@ -128,17 +128,17 @@ static struct usb_device_id blacklist_ids[] = { { USB_DEVICE(0x0a5c, 0x2111), .driver_info = HCI_RESET }, /* HP laptop with Broadcom chip */ - { USB_DEVICE(0x03f0, 0x171d), .driver_info = HCI_WRONG_SCO_MTU }, + { USB_DEVICE(0x03f0, 0x171d), .driver_info = HCI_RESET | HCI_WRONG_SCO_MTU }, /* Dell laptop with Broadcom chip */ - { USB_DEVICE(0x413c, 0x8126), .driver_info = HCI_WRONG_SCO_MTU }, + { USB_DEVICE(0x413c, 0x8126), .driver_info = HCI_RESET | HCI_WRONG_SCO_MTU }, /* Microsoft Wireless Transceiver for Bluetooth 2.0 */ { USB_DEVICE(0x045e, 0x009c), .driver_info = HCI_RESET }, /* Kensington Bluetooth USB adapter */ { USB_DEVICE(0x047d, 0x105d), .driver_info = HCI_RESET }, - { USB_DEVICE(0x047d, 0x105e), .driver_info = HCI_WRONG_SCO_MTU }, + { USB_DEVICE(0x047d, 0x105e), .driver_info = HCI_RESET | HCI_WRONG_SCO_MTU }, /* ISSC Bluetooth Adapter v3.1 */ { USB_DEVICE(0x1131, 0x1001), .driver_info = HCI_RESET }, @@ -148,8 +148,8 @@ static struct usb_device_id blacklist_ids[] = { { USB_DEVICE(0x0400, 0x080a), .driver_info = HCI_BROKEN_ISOC }, /* Belkin F8T012 and F8T013 devices */ - { USB_DEVICE(0x050d, 0x0012), .driver_info = HCI_WRONG_SCO_MTU }, - { USB_DEVICE(0x050d, 0x0013), .driver_info = HCI_WRONG_SCO_MTU }, + { USB_DEVICE(0x050d, 0x0012), .driver_info = HCI_RESET | HCI_WRONG_SCO_MTU }, + { USB_DEVICE(0x050d, 0x0013), .driver_info = HCI_RESET | HCI_WRONG_SCO_MTU }, /* Digianswer devices */ { USB_DEVICE(0x08fd, 0x0001), .driver_info = HCI_DIGIANSWER }, diff --git a/drivers/cdrom/mcdx.c b/drivers/cdrom/mcdx.c index f574962f428..4310cc84dfe 100644 --- a/drivers/cdrom/mcdx.c +++ b/drivers/cdrom/mcdx.c @@ -1053,11 +1053,11 @@ static void __exit mcdx_exit(void) if (unregister_blkdev(MAJOR_NR, "mcdx") != 0) { xwarn("cleanup() unregister_blkdev() failed\n"); } - blk_cleanup_queue(mcdx_queue); #if !MCDX_QUIET else xinfo("cleanup() succeeded\n"); #endif + blk_cleanup_queue(mcdx_queue); } #ifdef MODULE diff --git a/drivers/char/Kconfig b/drivers/char/Kconfig index abcafac6473..ef683ebd367 100644 --- a/drivers/char/Kconfig +++ b/drivers/char/Kconfig @@ -815,7 +815,7 @@ config SGI_IP27_RTC config GEN_RTC tristate "Generic /dev/rtc emulation" - depends on RTC!=y && !IA64 && !ARM && !M32R && !SPARC && !FRV && !S390 + depends on RTC!=y && !IA64 && !ARM && !M32R && !SPARC && !FRV && !S390 && !SUPERH ---help--- If you say Y here and create a character special file /dev/rtc with major number 10 and minor number 135 using mknod ("man mknod"), you diff --git a/drivers/char/agp/agp.h b/drivers/char/agp/agp.h index fdbca25a394..35ab1a9f8e8 100644 --- a/drivers/char/agp/agp.h +++ b/drivers/char/agp/agp.h @@ -176,7 +176,7 @@ struct agp_bridge_data { #define I830_GMCH_MEM_MASK 0x1 #define I830_GMCH_MEM_64M 0x1 #define I830_GMCH_MEM_128M 0 -#define I830_GMCH_GMS_MASK 0x70 +#define I830_GMCH_GMS_MASK 0xF0 #define I830_GMCH_GMS_DISABLED 0x00 #define I830_GMCH_GMS_LOCAL 0x10 #define I830_GMCH_GMS_STOLEN_512 0x20 @@ -231,6 +231,10 @@ struct agp_bridge_data { #define I965_PGETBL_SIZE_512KB (0 << 1) #define I965_PGETBL_SIZE_256KB (1 << 1) #define I965_PGETBL_SIZE_128KB (2 << 1) +#define G33_PGETBL_SIZE_MASK (3 << 8) +#define G33_PGETBL_SIZE_1M (1 << 8) +#define G33_PGETBL_SIZE_2M (2 << 8) + #define I810_DRAM_CTL 0x3000 #define I810_DRAM_ROW_0 0x00000001 #define I810_DRAM_ROW_0_SDRAM 0x00000001 diff --git a/drivers/char/agp/intel-agp.c b/drivers/char/agp/intel-agp.c index 9c69f2e761f..0439ee951a1 100644 --- a/drivers/char/agp/intel-agp.c +++ b/drivers/char/agp/intel-agp.c @@ -20,6 +20,14 @@ #define PCI_DEVICE_ID_INTEL_82965G_IG 0x29A2 #define PCI_DEVICE_ID_INTEL_82965GM_HB 0x2A00 #define PCI_DEVICE_ID_INTEL_82965GM_IG 0x2A02 +#define PCI_DEVICE_ID_INTEL_82965GME_IG 0x2A12 +#define PCI_DEVICE_ID_INTEL_82945GME_IG 0x27AE +#define PCI_DEVICE_ID_INTEL_G33_HB 0x29C0 +#define PCI_DEVICE_ID_INTEL_G33_IG 0x29C2 +#define PCI_DEVICE_ID_INTEL_Q35_HB 0x29B0 +#define PCI_DEVICE_ID_INTEL_Q35_IG 0x29B2 +#define PCI_DEVICE_ID_INTEL_Q33_HB 0x29D0 +#define PCI_DEVICE_ID_INTEL_Q33_IG 0x29D2 #define IS_I965 (agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82946GZ_HB || \ agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82965G_1_HB || \ @@ -27,6 +35,9 @@ agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82965G_HB || \ agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82965GM_HB) +#define IS_G33 (agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_G33_HB || \ + agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_Q35_HB || \ + agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_Q33_HB) extern int agp_memory_reserved; @@ -53,6 +64,8 @@ extern int agp_memory_reserved; #define I915_PTEADDR 0x1C #define I915_GMCH_GMS_STOLEN_48M (0x6 << 4) #define I915_GMCH_GMS_STOLEN_64M (0x7 << 4) +#define G33_GMCH_GMS_STOLEN_128M (0x8 << 4) +#define G33_GMCH_GMS_STOLEN_256M (0x9 << 4) /* Intel 965G registers */ #define I965_MSAC 0x62 @@ -86,11 +99,18 @@ static struct gatt_mask intel_i810_masks[] = .type = INTEL_AGP_CACHED_MEMORY} }; -static struct _intel_i810_private { - struct pci_dev *i810_dev; /* device one */ - volatile u8 __iomem *registers; +static struct _intel_private { + struct pci_dev *pcidev; /* device one */ + u8 __iomem *registers; + u32 __iomem *gtt; /* I915G */ int num_dcache_entries; -} intel_i810_private; + /* gtt_entries is the number of gtt entries that are already mapped + * to stolen memory. Stolen memory is larger than the memory mapped + * through gtt_entries, as it includes some reserved space for the BIOS + * popup and for the GTT. + */ + int gtt_entries; /* i830+ */ +} intel_private; static int intel_i810_fetch_size(void) { @@ -127,32 +147,32 @@ static int intel_i810_configure(void) current_size = A_SIZE_FIX(agp_bridge->current_size); - if (!intel_i810_private.registers) { - pci_read_config_dword(intel_i810_private.i810_dev, I810_MMADDR, &temp); + if (!intel_private.registers) { + pci_read_config_dword(intel_private.pcidev, I810_MMADDR, &temp); temp &= 0xfff80000; - intel_i810_private.registers = ioremap(temp, 128 * 4096); - if (!intel_i810_private.registers) { + intel_private.registers = ioremap(temp, 128 * 4096); + if (!intel_private.registers) { printk(KERN_ERR PFX "Unable to remap memory.\n"); return -ENOMEM; } } - if ((readl(intel_i810_private.registers+I810_DRAM_CTL) + if ((readl(intel_private.registers+I810_DRAM_CTL) & I810_DRAM_ROW_0) == I810_DRAM_ROW_0_SDRAM) { /* This will need to be dynamically assigned */ printk(KERN_INFO PFX "detected 4MB dedicated video ram.\n"); - intel_i810_private.num_dcache_entries = 1024; + intel_private.num_dcache_entries = 1024; } - pci_read_config_dword(intel_i810_private.i810_dev, I810_GMADDR, &temp); + pci_read_config_dword(intel_private.pcidev, I810_GMADDR, &temp); agp_bridge->gart_bus_addr = (temp & PCI_BASE_ADDRESS_MEM_MASK); - writel(agp_bridge->gatt_bus_addr | I810_PGETBL_ENABLED, intel_i810_private.registers+I810_PGETBL_CTL); - readl(intel_i810_private.registers+I810_PGETBL_CTL); /* PCI Posting. */ + writel(agp_bridge->gatt_bus_addr | I810_PGETBL_ENABLED, intel_private.registers+I810_PGETBL_CTL); + readl(intel_private.registers+I810_PGETBL_CTL); /* PCI Posting. */ if (agp_bridge->driver->needs_scratch_page) { for (i = 0; i < current_size->num_entries; i++) { - writel(agp_bridge->scratch_page, intel_i810_private.registers+I810_PTE_BASE+(i*4)); - readl(intel_i810_private.registers+I810_PTE_BASE+(i*4)); /* PCI posting. */ + writel(agp_bridge->scratch_page, intel_private.registers+I810_PTE_BASE+(i*4)); + readl(intel_private.registers+I810_PTE_BASE+(i*4)); /* PCI posting. */ } } global_cache_flush(); @@ -161,9 +181,9 @@ static int intel_i810_configure(void) static void intel_i810_cleanup(void) { - writel(0, intel_i810_private.registers+I810_PGETBL_CTL); - readl(intel_i810_private.registers); /* PCI Posting. */ - iounmap(intel_i810_private.registers); + writel(0, intel_private.registers+I810_PGETBL_CTL); + readl(intel_private.registers); /* PCI Posting. */ + iounmap(intel_private.registers); } static void intel_i810_tlbflush(struct agp_memory *mem) @@ -261,9 +281,9 @@ static int intel_i810_insert_entries(struct agp_memory *mem, off_t pg_start, global_cache_flush(); for (i = pg_start; i < (pg_start + mem->page_count); i++) { writel((i*4096)|I810_PTE_LOCAL|I810_PTE_VALID, - intel_i810_private.registers+I810_PTE_BASE+(i*4)); + intel_private.registers+I810_PTE_BASE+(i*4)); } - readl(intel_i810_private.registers+I810_PTE_BASE+((i-1)*4)); + readl(intel_private.registers+I810_PTE_BASE+((i-1)*4)); break; case AGP_PHYS_MEMORY: case AGP_NORMAL_MEMORY: @@ -273,9 +293,9 @@ static int intel_i810_insert_entries(struct agp_memory *mem, off_t pg_start, writel(agp_bridge->driver->mask_memory(agp_bridge, mem->memory[i], mask_type), - intel_i810_private.registers+I810_PTE_BASE+(j*4)); + intel_private.registers+I810_PTE_BASE+(j*4)); } - readl(intel_i810_private.registers+I810_PTE_BASE+((j-1)*4)); + readl(intel_private.registers+I810_PTE_BASE+((j-1)*4)); break; default: goto out_err; @@ -298,9 +318,9 @@ static int intel_i810_remove_entries(struct agp_memory *mem, off_t pg_start, return 0; for (i = pg_start; i < (mem->page_count + pg_start); i++) { - writel(agp_bridge->scratch_page, intel_i810_private.registers+I810_PTE_BASE+(i*4)); + writel(agp_bridge->scratch_page, intel_private.registers+I810_PTE_BASE+(i*4)); } - readl(intel_i810_private.registers+I810_PTE_BASE+((i-1)*4)); + readl(intel_private.registers+I810_PTE_BASE+((i-1)*4)); agp_bridge->driver->tlb_flush(mem); return 0; @@ -354,7 +374,7 @@ static struct agp_memory *intel_i810_alloc_by_type(size_t pg_count, int type) struct agp_memory *new; if (type == AGP_DCACHE_MEMORY) { - if (pg_count != intel_i810_private.num_dcache_entries) + if (pg_count != intel_private.num_dcache_entries) return NULL; new = agp_create_memory(1); @@ -404,18 +424,6 @@ static struct aper_size_info_fixed intel_i830_sizes[] = {512, 131072, 7}, }; -static struct _intel_i830_private { - struct pci_dev *i830_dev; /* device one */ - volatile u8 __iomem *registers; - volatile u32 __iomem *gtt; /* I915G */ - /* gtt_entries is the number of gtt entries that are already mapped - * to stolen memory. Stolen memory is larger than the memory mapped - * through gtt_entries, as it includes some reserved space for the BIOS - * popup and for the GTT. - */ - int gtt_entries; -} intel_i830_private; - static void intel_i830_init_gtt_entries(void) { u16 gmch_ctrl; @@ -429,7 +437,7 @@ static void intel_i830_init_gtt_entries(void) if (IS_I965) { u32 pgetbl_ctl; - pgetbl_ctl = readl(intel_i830_private.registers+I810_PGETBL_CTL); + pgetbl_ctl = readl(intel_private.registers+I810_PGETBL_CTL); /* The 965 has a field telling us the size of the GTT, * which may be larger than what is necessary to map the @@ -451,6 +459,22 @@ static void intel_i830_init_gtt_entries(void) size = 512; } size += 4; /* add in BIOS popup space */ + } else if (IS_G33) { + /* G33's GTT size defined in gmch_ctrl */ + switch (gmch_ctrl & G33_PGETBL_SIZE_MASK) { + case G33_PGETBL_SIZE_1M: + size = 1024; + break; + case G33_PGETBL_SIZE_2M: + size = 2048; + break; + default: + printk(KERN_INFO PFX "Unknown page table size 0x%x, " + "assuming 512KB\n", + (gmch_ctrl & G33_PGETBL_SIZE_MASK)); + size = 512; + } + size += 4; } else { /* On previous hardware, the GTT size was just what was * required to map the aperture. @@ -471,7 +495,7 @@ static void intel_i830_init_gtt_entries(void) gtt_entries = MB(8) - KB(size); break; case I830_GMCH_GMS_LOCAL: - rdct = readb(intel_i830_private.registers+I830_RDRAM_CHANNEL_TYPE); + rdct = readb(intel_private.registers+I830_RDRAM_CHANNEL_TYPE); gtt_entries = (I830_RDRAM_ND(rdct) + 1) * MB(ddt[I830_RDRAM_DDT(rdct)]); local = 1; @@ -502,7 +526,8 @@ static void intel_i830_init_gtt_entries(void) if (agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82915G_HB || agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82915GM_HB || agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82945G_HB || - agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82945GM_HB || IS_I965 ) + agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82945GM_HB || + IS_I965 || IS_G33) gtt_entries = MB(48) - KB(size); else gtt_entries = 0; @@ -512,10 +537,24 @@ static void intel_i830_init_gtt_entries(void) if (agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82915G_HB || agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82915GM_HB || agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82945G_HB || - agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82945GM_HB || IS_I965) + agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_82945GM_HB || + IS_I965 || IS_G33) gtt_entries = MB(64) - KB(size); else gtt_entries = 0; + break; + case G33_GMCH_GMS_STOLEN_128M: + if (IS_G33) + gtt_entries = MB(128) - KB(size); + else + gtt_entries = 0; + break; + case G33_GMCH_GMS_STOLEN_256M: + if (IS_G33) + gtt_entries = MB(256) - KB(size); + else + gtt_entries = 0; + break; default: gtt_entries = 0; break; @@ -529,7 +568,7 @@ static void intel_i830_init_gtt_entries(void) "No pre-allocated video memory detected.\n"); gtt_entries /= KB(4); - intel_i830_private.gtt_entries = gtt_entries; + intel_private.gtt_entries = gtt_entries; } /* The intel i830 automatically initializes the agp aperture during POST. @@ -547,14 +586,14 @@ static int intel_i830_create_gatt_table(struct agp_bridge_data *bridge) num_entries = size->num_entries; agp_bridge->gatt_table_real = NULL; - pci_read_config_dword(intel_i830_private.i830_dev,I810_MMADDR,&temp); + pci_read_config_dword(intel_private.pcidev,I810_MMADDR,&temp); temp &= 0xfff80000; - intel_i830_private.registers = ioremap(temp,128 * 4096); - if (!intel_i830_private.registers) + intel_private.registers = ioremap(temp,128 * 4096); + if (!intel_private.registers) return -ENOMEM; - temp = readl(intel_i830_private.registers+I810_PGETBL_CTL) & 0xfffff000; + temp = readl(intel_private.registers+I810_PGETBL_CTL) & 0xfffff000; global_cache_flush(); /* FIXME: ?? */ /* we have to call this as early as possible after the MMIO base address is known */ @@ -614,20 +653,20 @@ static int intel_i830_configure(void) current_size = A_SIZE_FIX(agp_bridge->current_size); - pci_read_config_dword(intel_i830_private.i830_dev,I810_GMADDR,&temp); + pci_read_config_dword(intel_private.pcidev,I810_GMADDR,&temp); agp_bridge->gart_bus_addr = (temp & PCI_BASE_ADDRESS_MEM_MASK); pci_read_config_word(agp_bridge->dev,I830_GMCH_CTRL,&gmch_ctrl); gmch_ctrl |= I830_GMCH_ENABLED; pci_write_config_word(agp_bridge->dev,I830_GMCH_CTRL,gmch_ctrl); - writel(agp_bridge->gatt_bus_addr|I810_PGETBL_ENABLED, intel_i830_private.registers+I810_PGETBL_CTL); - readl(intel_i830_private.registers+I810_PGETBL_CTL); /* PCI Posting. */ + writel(agp_bridge->gatt_bus_addr|I810_PGETBL_ENABLED, intel_private.registers+I810_PGETBL_CTL); + readl(intel_private.registers+I810_PGETBL_CTL); /* PCI Posting. */ if (agp_bridge->driver->needs_scratch_page) { - for (i = intel_i830_private.gtt_entries; i < current_size->num_entries; i++) { - writel(agp_bridge->scratch_page, intel_i830_private.registers+I810_PTE_BASE+(i*4)); - readl(intel_i830_private.registers+I810_PTE_BASE+(i*4)); /* PCI Posting. */ + for (i = intel_private.gtt_entries; i < current_size->num_entries; i++) { + writel(agp_bridge->scratch_page, intel_private.registers+I810_PTE_BASE+(i*4)); + readl(intel_private.registers+I810_PTE_BASE+(i*4)); /* PCI Posting. */ } } @@ -637,7 +676,7 @@ static int intel_i830_configure(void) static void intel_i830_cleanup(void) { - iounmap(intel_i830_private.registers); + iounmap(intel_private.registers); } static int intel_i830_insert_entries(struct agp_memory *mem,off_t pg_start, int type) @@ -653,9 +692,9 @@ static int intel_i830_insert_entries(struct agp_memory *mem,off_t pg_start, int temp = agp_bridge->current_size; num_entries = A_SIZE_FIX(temp)->num_entries; - if (pg_start < intel_i830_private.gtt_entries) { - printk (KERN_DEBUG PFX "pg_start == 0x%.8lx,intel_i830_private.gtt_entries == 0x%.8x\n", - pg_start,intel_i830_private.gtt_entries); + if (pg_start < intel_private.gtt_entries) { + printk (KERN_DEBUG PFX "pg_start == 0x%.8lx,intel_private.gtt_entries == 0x%.8x\n", + pg_start,intel_private.gtt_entries); printk (KERN_INFO PFX "Trying to insert into local/stolen memory\n"); goto out_err; @@ -683,9 +722,9 @@ static int intel_i830_insert_entries(struct agp_memory *mem,off_t pg_start, int for (i = 0, j = pg_start; i < mem->page_count; i++, j++) { writel(agp_bridge->driver->mask_memory(agp_bridge, mem->memory[i], mask_type), - intel_i830_private.registers+I810_PTE_BASE+(j*4)); + intel_private.registers+I810_PTE_BASE+(j*4)); } - readl(intel_i830_private.registers+I810_PTE_BASE+((j-1)*4)); + readl(intel_private.registers+I810_PTE_BASE+((j-1)*4)); agp_bridge->driver->tlb_flush(mem); out: @@ -703,15 +742,15 @@ static int intel_i830_remove_entries(struct agp_memory *mem,off_t pg_start, if (mem->page_count == 0) return 0; - if (pg_start < intel_i830_private.gtt_entries) { + if (pg_start < intel_private.gtt_entries) { printk (KERN_INFO PFX "Trying to disable local/stolen memory\n"); return -EINVAL; } for (i = pg_start; i < (mem->page_count + pg_start); i++) { - writel(agp_bridge->scratch_page, intel_i830_private.registers+I810_PTE_BASE+(i*4)); + writel(agp_bridge->scratch_page, intel_private.registers+I810_PTE_BASE+(i*4)); } - readl(intel_i830_private.registers+I810_PTE_BASE+((i-1)*4)); + readl(intel_private.registers+I810_PTE_BASE+((i-1)*4)); agp_bridge->driver->tlb_flush(mem); return 0; @@ -734,7 +773,7 @@ static int intel_i915_configure(void) current_size = A_SIZE_FIX(agp_bridge->current_size); - pci_read_config_dword(intel_i830_private.i830_dev, I915_GMADDR, &temp); + pci_read_config_dword(intel_private.pcidev, I915_GMADDR, &temp); agp_bridge->gart_bus_addr = (temp & PCI_BASE_ADDRESS_MEM_MASK); @@ -742,13 +781,13 @@ static int intel_i915_configure(void) gmch_ctrl |= I830_GMCH_ENABLED; pci_write_config_word(agp_bridge->dev,I830_GMCH_CTRL,gmch_ctrl); - writel(agp_bridge->gatt_bus_addr|I810_PGETBL_ENABLED, intel_i830_private.registers+I810_PGETBL_CTL); - readl(intel_i830_private.registers+I810_PGETBL_CTL); /* PCI Posting. */ + writel(agp_bridge->gatt_bus_addr|I810_PGETBL_ENABLED, intel_private.registers+I810_PGETBL_CTL); + readl(intel_private.registers+I810_PGETBL_CTL); /* PCI Posting. */ if (agp_bridge->driver->needs_scratch_page) { - for (i = intel_i830_private.gtt_entries; i < current_size->num_entries; i++) { - writel(agp_bridge->scratch_page, intel_i830_private.gtt+i); - readl(intel_i830_private.gtt+i); /* PCI Posting. */ + for (i = intel_private.gtt_entries; i < current_size->num_entries; i++) { + writel(agp_bridge->scratch_page, intel_private.gtt+i); + readl(intel_private.gtt+i); /* PCI Posting. */ } } @@ -758,8 +797,8 @@ static int intel_i915_configure(void) static void intel_i915_cleanup(void) { - iounmap(intel_i830_private.gtt); - iounmap(intel_i830_private.registers); + iounmap(intel_private.gtt); + iounmap(intel_private.registers); } static int intel_i915_insert_entries(struct agp_memory *mem,off_t pg_start, @@ -776,9 +815,9 @@ static int intel_i915_insert_entries(struct agp_memory *mem,off_t pg_start, temp = agp_bridge->current_size; num_entries = A_SIZE_FIX(temp)->num_entries; - if (pg_start < intel_i830_private.gtt_entries) { - printk (KERN_DEBUG PFX "pg_start == 0x%.8lx,intel_i830_private.gtt_entries == 0x%.8x\n", - pg_start,intel_i830_private.gtt_entries); + if (pg_start < intel_private.gtt_entries) { + printk (KERN_DEBUG PFX "pg_start == 0x%.8lx,intel_private.gtt_entries == 0x%.8x\n", + pg_start,intel_private.gtt_entries); printk (KERN_INFO PFX "Trying to insert into local/stolen memory\n"); goto out_err; @@ -805,10 +844,10 @@ static int intel_i915_insert_entries(struct agp_memory *mem,off_t pg_start, for (i = 0, j = pg_start; i < mem->page_count; i++, j++) { writel(agp_bridge->driver->mask_memory(agp_bridge, - mem->memory[i], mask_type), intel_i830_private.gtt+j); + mem->memory[i], mask_type), intel_private.gtt+j); } - readl(intel_i830_private.gtt+j-1); + readl(intel_private.gtt+j-1); agp_bridge->driver->tlb_flush(mem); out: @@ -826,15 +865,15 @@ static int intel_i915_remove_entries(struct agp_memory *mem,off_t pg_start, if (mem->page_count == 0) return 0; - if (pg_start < intel_i830_private.gtt_entries) { + if (pg_start < intel_private.gtt_entries) { printk (KERN_INFO PFX "Trying to disable local/stolen memory\n"); return -EINVAL; } for (i = pg_start; i < (mem->page_count + pg_start); i++) { - writel(agp_bridge->scratch_page, intel_i830_private.gtt+i); + writel(agp_bridge->scratch_page, intel_private.gtt+i); } - readl(intel_i830_private.gtt+i-1); + readl(intel_private.gtt+i-1); agp_bridge->driver->tlb_flush(mem); return 0; @@ -850,7 +889,7 @@ static int intel_i9xx_fetch_size(void) int aper_size; /* size in megabytes */ int i; - aper_size = pci_resource_len(intel_i830_private.i830_dev, 2) / MB(1); + aper_size = pci_resource_len(intel_private.pcidev, 2) / MB(1); for (i = 0; i < num_sizes; i++) { if (aper_size == intel_i830_sizes[i].size) { @@ -878,20 +917,20 @@ static int intel_i915_create_gatt_table(struct agp_bridge_data *bridge) num_entries = size->num_entries; agp_bridge->gatt_table_real = NULL; - pci_read_config_dword(intel_i830_private.i830_dev, I915_MMADDR, &temp); - pci_read_config_dword(intel_i830_private.i830_dev, I915_PTEADDR,&temp2); + pci_read_config_dword(intel_private.pcidev, I915_MMADDR, &temp); + pci_read_config_dword(intel_private.pcidev, I915_PTEADDR,&temp2); - intel_i830_private.gtt = ioremap(temp2, 256 * 1024); - if (!intel_i830_private.gtt) + intel_private.gtt = ioremap(temp2, 256 * 1024); + if (!intel_private.gtt) return -ENOMEM; temp &= 0xfff80000; - intel_i830_private.registers = ioremap(temp,128 * 4096); - if (!intel_i830_private.registers) + intel_private.registers = ioremap(temp,128 * 4096); + if (!intel_private.registers) return -ENOMEM; - temp = readl(intel_i830_private.registers+I810_PGETBL_CTL) & 0xfffff000; + temp = readl(intel_private.registers+I810_PGETBL_CTL) & 0xfffff000; global_cache_flush(); /* FIXME: ? */ /* we have to call this as early as possible after the MMIO base address is known */ @@ -938,20 +977,20 @@ static int intel_i965_create_gatt_table(struct agp_bridge_data *bridge) num_entries = size->num_entries; agp_bridge->gatt_table_real = NULL; - pci_read_config_dword(intel_i830_private.i830_dev, I915_MMADDR, &temp); + pci_read_config_dword(intel_private.pcidev, I915_MMADDR, &temp); temp &= 0xfff00000; - intel_i830_private.gtt = ioremap((temp + (512 * 1024)) , 512 * 1024); + intel_private.gtt = ioremap((temp + (512 * 1024)) , 512 * 1024); - if (!intel_i830_private.gtt) + if (!intel_private.gtt) return -ENOMEM; - intel_i830_private.registers = ioremap(temp,128 * 4096); - if (!intel_i830_private.registers) + intel_private.registers = ioremap(temp,128 * 4096); + if (!intel_private.registers) return -ENOMEM; - temp = readl(intel_i830_private.registers+I810_PGETBL_CTL) & 0xfffff000; + temp = readl(intel_private.registers+I810_PGETBL_CTL) & 0xfffff000; global_cache_flush(); /* FIXME: ? */ /* we have to call this as early as possible after the MMIO base address is known */ @@ -1722,41 +1761,127 @@ static const struct agp_bridge_driver intel_7505_driver = { .agp_type_to_mask_type = agp_generic_type_to_mask_type, }; -static int find_i810(u16 device) -{ - struct pci_dev *i810_dev; - - i810_dev = pci_get_device(PCI_VENDOR_ID_INTEL, device, NULL); - if (!i810_dev) - return 0; - intel_i810_private.i810_dev = i810_dev; - return 1; -} +static const struct agp_bridge_driver intel_g33_driver = { + .owner = THIS_MODULE, + .aperture_sizes = intel_i830_sizes, + .size_type = FIXED_APER_SIZE, + .num_aperture_sizes = 4, + .needs_scratch_page = TRUE, + .configure = intel_i915_configure, + .fetch_size = intel_i9xx_fetch_size, + .cleanup = intel_i915_cleanup, + .tlb_flush = intel_i810_tlbflush, + .mask_memory = intel_i965_mask_memory, + .masks = intel_i810_masks, + .agp_enable = intel_i810_agp_enable, + .cache_flush = global_cache_flush, + .create_gatt_table = intel_i915_create_gatt_table, + .free_gatt_table = intel_i830_free_gatt_table, + .insert_memory = intel_i915_insert_entries, + .remove_memory = intel_i915_remove_entries, + .alloc_by_type = intel_i830_alloc_by_type, + .free_by_type = intel_i810_free_by_type, + .agp_alloc_page = agp_generic_alloc_page, + .agp_destroy_page = agp_generic_destroy_page, + .agp_type_to_mask_type = intel_i830_type_to_mask_type, +}; -static int find_i830(u16 device) +static int find_gmch(u16 device) { - struct pci_dev *i830_dev; + struct pci_dev *gmch_device; - i830_dev = pci_get_device(PCI_VENDOR_ID_INTEL, device, NULL); - if (i830_dev && PCI_FUNC(i830_dev->devfn) != 0) { - i830_dev = pci_get_device(PCI_VENDOR_ID_INTEL, - device, i830_dev); + gmch_device = pci_get_device(PCI_VENDOR_ID_INTEL, device, NULL); + if (gmch_device && PCI_FUNC(gmch_device->devfn) != 0) { + gmch_device = pci_get_device(PCI_VENDOR_ID_INTEL, + device, gmch_device); } - if (!i830_dev) + if (!gmch_device) return 0; - intel_i830_private.i830_dev = i830_dev; + intel_private.pcidev = gmch_device; return 1; } +/* Table to describe Intel GMCH and AGP/PCIE GART drivers. At least one of + * driver and gmch_driver must be non-null, and find_gmch will determine + * which one should be used if a gmch_chip_id is present. + */ +static const struct intel_driver_description { + unsigned int chip_id; + unsigned int gmch_chip_id; + unsigned int multi_gmch_chip; /* if we have more gfx chip type on this HB. */ + char *name; + const struct agp_bridge_driver *driver; + const struct agp_bridge_driver *gmch_driver; +} intel_agp_chipsets[] = { + { PCI_DEVICE_ID_INTEL_82443LX_0, 0, 0, "440LX", &intel_generic_driver, NULL }, + { PCI_DEVICE_ID_INTEL_82443BX_0, 0, 0, "440BX", &intel_generic_driver, NULL }, + { PCI_DEVICE_ID_INTEL_82443GX_0, 0, 0, "440GX", &intel_generic_driver, NULL }, + { PCI_DEVICE_ID_INTEL_82810_MC1, PCI_DEVICE_ID_INTEL_82810_IG1, 0, "i810", + NULL, &intel_810_driver }, + { PCI_DEVICE_ID_INTEL_82810_MC3, PCI_DEVICE_ID_INTEL_82810_IG3, 0, "i810", + NULL, &intel_810_driver }, + { PCI_DEVICE_ID_INTEL_82810E_MC, PCI_DEVICE_ID_INTEL_82810E_IG, 0, "i810", + NULL, &intel_810_driver }, + { PCI_DEVICE_ID_INTEL_82815_MC, PCI_DEVICE_ID_INTEL_82815_CGC, 0, "i815", + &intel_815_driver, &intel_810_driver }, + { PCI_DEVICE_ID_INTEL_82820_HB, 0, 0, "i820", &intel_820_driver, NULL }, + { PCI_DEVICE_ID_INTEL_82820_UP_HB, 0, 0, "i820", &intel_820_driver, NULL }, + { PCI_DEVICE_ID_INTEL_82830_HB, PCI_DEVICE_ID_INTEL_82830_CGC, 0, "830M", + &intel_830mp_driver, &intel_830_driver }, + { PCI_DEVICE_ID_INTEL_82840_HB, 0, 0, "i840", &intel_840_driver, NULL }, + { PCI_DEVICE_ID_INTEL_82845_HB, 0, 0, "845G", &intel_845_driver, NULL }, + { PCI_DEVICE_ID_INTEL_82845G_HB, PCI_DEVICE_ID_INTEL_82845G_IG, 0, "830M", + &intel_845_driver, &intel_830_driver }, + { PCI_DEVICE_ID_INTEL_82850_HB, 0, 0, "i850", &intel_850_driver, NULL }, + { PCI_DEVICE_ID_INTEL_82855PM_HB, 0, 0, "855PM", &intel_845_driver, NULL }, + { PCI_DEVICE_ID_INTEL_82855GM_HB, PCI_DEVICE_ID_INTEL_82855GM_IG, 0, "855GM", + &intel_845_driver, &intel_830_driver }, + { PCI_DEVICE_ID_INTEL_82860_HB, 0, 0, "i860", &intel_860_driver, NULL }, + { PCI_DEVICE_ID_INTEL_82865_HB, PCI_DEVICE_ID_INTEL_82865_IG, 0, "865", + &intel_845_driver, &intel_830_driver }, + { PCI_DEVICE_ID_INTEL_82875_HB, 0, 0, "i875", &intel_845_driver, NULL }, + { PCI_DEVICE_ID_INTEL_82915G_HB, PCI_DEVICE_ID_INTEL_82915G_IG, 0, "915G", + &intel_845_driver, &intel_915_driver }, + { PCI_DEVICE_ID_INTEL_82915GM_HB, PCI_DEVICE_ID_INTEL_82915GM_IG, 0, "915GM", + &intel_845_driver, &intel_915_driver }, + { PCI_DEVICE_ID_INTEL_82945G_HB, PCI_DEVICE_ID_INTEL_82945G_IG, 0, "945G", + &intel_845_driver, &intel_915_driver }, + { PCI_DEVICE_ID_INTEL_82945GM_HB, PCI_DEVICE_ID_INTEL_82945GM_IG, 1, "945GM", + &intel_845_driver, &intel_915_driver }, + { PCI_DEVICE_ID_INTEL_82945GM_HB, PCI_DEVICE_ID_INTEL_82945GME_IG, 0, "945GME", + &intel_845_driver, &intel_915_driver }, + { PCI_DEVICE_ID_INTEL_82946GZ_HB, PCI_DEVICE_ID_INTEL_82946GZ_IG, 0, "946GZ", + &intel_845_driver, &intel_i965_driver }, + { PCI_DEVICE_ID_INTEL_82965G_1_HB, PCI_DEVICE_ID_INTEL_82965G_1_IG, 0, "965G", + &intel_845_driver, &intel_i965_driver }, + { PCI_DEVICE_ID_INTEL_82965Q_HB, PCI_DEVICE_ID_INTEL_82965Q_IG, 0, "965Q", + &intel_845_driver, &intel_i965_driver }, + { PCI_DEVICE_ID_INTEL_82965G_HB, PCI_DEVICE_ID_INTEL_82965G_IG, 0, "965G", + &intel_845_driver, &intel_i965_driver }, + { PCI_DEVICE_ID_INTEL_82965GM_HB, PCI_DEVICE_ID_INTEL_82965GM_IG, 1, "965GM", + &intel_845_driver, &intel_i965_driver }, + { PCI_DEVICE_ID_INTEL_82965GM_HB, PCI_DEVICE_ID_INTEL_82965GME_IG, 0, "965GME/GLE", + &intel_845_driver, &intel_i965_driver }, + { PCI_DEVICE_ID_INTEL_7505_0, 0, 0, "E7505", &intel_7505_driver, NULL }, + { PCI_DEVICE_ID_INTEL_7205_0, 0, 0, "E7205", &intel_7505_driver, NULL }, + { PCI_DEVICE_ID_INTEL_G33_HB, PCI_DEVICE_ID_INTEL_G33_IG, 0, "G33", + &intel_845_driver, &intel_g33_driver }, + { PCI_DEVICE_ID_INTEL_Q35_HB, PCI_DEVICE_ID_INTEL_Q35_IG, 0, "Q35", + &intel_845_driver, &intel_g33_driver }, + { PCI_DEVICE_ID_INTEL_Q33_HB, PCI_DEVICE_ID_INTEL_Q33_IG, 0, "Q33", + &intel_845_driver, &intel_g33_driver }, + { 0, 0, 0, NULL, NULL, NULL } +}; + static int __devinit agp_intel_probe(struct pci_dev *pdev, const struct pci_device_id *ent) { struct agp_bridge_data *bridge; - char *name = "(unknown)"; u8 cap_ptr = 0; struct resource *r; + int i; cap_ptr = pci_find_capability(pdev, PCI_CAP_ID_AGP); @@ -1764,195 +1889,46 @@ static int __devinit agp_intel_probe(struct pci_dev *pdev, if (!bridge) return -ENOMEM; - switch (pdev->device) { - case PCI_DEVICE_ID_INTEL_82443LX_0: - bridge->driver = &intel_generic_driver; - name = "440LX"; - break; - case PCI_DEVICE_ID_INTEL_82443BX_0: - bridge->driver = &intel_generic_driver; - name = "440BX"; - break; - case PCI_DEVICE_ID_INTEL_82443GX_0: - bridge->driver = &intel_generic_driver; - name = "440GX"; - break; - case PCI_DEVICE_ID_INTEL_82810_MC1: - name = "i810"; - if (!find_i810(PCI_DEVICE_ID_INTEL_82810_IG1)) - goto fail; - bridge->driver = &intel_810_driver; - break; - case PCI_DEVICE_ID_INTEL_82810_MC3: - name = "i810 DC100"; - if (!find_i810(PCI_DEVICE_ID_INTEL_82810_IG3)) - goto fail; - bridge->driver = &intel_810_driver; - break; - case PCI_DEVICE_ID_INTEL_82810E_MC: - name = "i810 E"; - if (!find_i810(PCI_DEVICE_ID_INTEL_82810E_IG)) - goto fail; - bridge->driver = &intel_810_driver; - break; - case PCI_DEVICE_ID_INTEL_82815_MC: - /* - * The i815 can operate either as an i810 style - * integrated device, or as an AGP4X motherboard. - */ - if (find_i810(PCI_DEVICE_ID_INTEL_82815_CGC)) - bridge->driver = &intel_810_driver; - else - bridge->driver = &intel_815_driver; - name = "i815"; - break; - case PCI_DEVICE_ID_INTEL_82820_HB: - case PCI_DEVICE_ID_INTEL_82820_UP_HB: - bridge->driver = &intel_820_driver; - name = "i820"; - break; - case PCI_DEVICE_ID_INTEL_82830_HB: - if (find_i830(PCI_DEVICE_ID_INTEL_82830_CGC)) - bridge->driver = &intel_830_driver; - else - bridge->driver = &intel_830mp_driver; - name = "830M"; - break; - case PCI_DEVICE_ID_INTEL_82840_HB: - bridge->driver = &intel_840_driver; - name = "i840"; - break; - case PCI_DEVICE_ID_INTEL_82845_HB: - bridge->driver = &intel_845_driver; - name = "i845"; - break; - case PCI_DEVICE_ID_INTEL_82845G_HB: - if (find_i830(PCI_DEVICE_ID_INTEL_82845G_IG)) - bridge->driver = &intel_830_driver; - else - bridge->driver = &intel_845_driver; - name = "845G"; - break; - case PCI_DEVICE_ID_INTEL_82850_HB: - bridge->driver = &intel_850_driver; - name = "i850"; - break; - case PCI_DEVICE_ID_INTEL_82855PM_HB: - bridge->driver = &intel_845_driver; - name = "855PM"; - break; - case PCI_DEVICE_ID_INTEL_82855GM_HB: - if (find_i830(PCI_DEVICE_ID_INTEL_82855GM_IG)) { - bridge->driver = &intel_830_driver; - name = "855"; - } else { - bridge->driver = &intel_845_driver; - name = "855GM"; + for (i = 0; intel_agp_chipsets[i].name != NULL; i++) { + /* In case that multiple models of gfx chip may + stand on same host bridge type, this can be + sure we detect the right IGD. */ + if (pdev->device == intel_agp_chipsets[i].chip_id) { + if ((intel_agp_chipsets[i].gmch_chip_id != 0) && + find_gmch(intel_agp_chipsets[i].gmch_chip_id)) { + bridge->driver = + intel_agp_chipsets[i].gmch_driver; + break; + } else if (intel_agp_chipsets[i].multi_gmch_chip) { + continue; + } else { + bridge->driver = intel_agp_chipsets[i].driver; + break; + } } - break; - case PCI_DEVICE_ID_INTEL_82860_HB: - bridge->driver = &intel_860_driver; - name = "i860"; - break; - case PCI_DEVICE_ID_INTEL_82865_HB: - if (find_i830(PCI_DEVICE_ID_INTEL_82865_IG)) - bridge->driver = &intel_830_driver; - else - bridge->driver = &intel_845_driver; - name = "865"; - break; - case PCI_DEVICE_ID_INTEL_82875_HB: - bridge->driver = &intel_845_driver; - name = "i875"; - break; - case PCI_DEVICE_ID_INTEL_82915G_HB: - if (find_i830(PCI_DEVICE_ID_INTEL_82915G_IG)) - bridge->driver = &intel_915_driver; - else - bridge->driver = &intel_845_driver; - name = "915G"; - break; - case PCI_DEVICE_ID_INTEL_82915GM_HB: - if (find_i830(PCI_DEVICE_ID_INTEL_82915GM_IG)) - bridge->driver = &intel_915_driver; - else - bridge->driver = &intel_845_driver; - name = "915GM"; - break; - case PCI_DEVICE_ID_INTEL_82945G_HB: - if (find_i830(PCI_DEVICE_ID_INTEL_82945G_IG)) - bridge->driver = &intel_915_driver; - else - bridge->driver = &intel_845_driver; - name = "945G"; - break; - case PCI_DEVICE_ID_INTEL_82945GM_HB: - if (find_i830(PCI_DEVICE_ID_INTEL_82945GM_IG)) - bridge->driver = &intel_915_driver; - else - bridge->driver = &intel_845_driver; - name = "945GM"; - break; - case PCI_DEVICE_ID_INTEL_82946GZ_HB: - if (find_i830(PCI_DEVICE_ID_INTEL_82946GZ_IG)) - bridge->driver = &intel_i965_driver; - else - bridge->driver = &intel_845_driver; - name = "946GZ"; - break; - case PCI_DEVICE_ID_INTEL_82965G_1_HB: - if (find_i830(PCI_DEVICE_ID_INTEL_82965G_1_IG)) - bridge->driver = &intel_i965_driver; - else - bridge->driver = &intel_845_driver; - name = "965G"; - break; - case PCI_DEVICE_ID_INTEL_82965Q_HB: - if (find_i830(PCI_DEVICE_ID_INTEL_82965Q_IG)) - bridge->driver = &intel_i965_driver; - else - bridge->driver = &intel_845_driver; - name = "965Q"; - break; - case PCI_DEVICE_ID_INTEL_82965G_HB: - if (find_i830(PCI_DEVICE_ID_INTEL_82965G_IG)) - bridge->driver = &intel_i965_driver; - else - bridge->driver = &intel_845_driver; - name = "965G"; - break; - case PCI_DEVICE_ID_INTEL_82965GM_HB: - if (find_i830(PCI_DEVICE_ID_INTEL_82965GM_IG)) - bridge->driver = &intel_i965_driver; - else - bridge->driver = &intel_845_driver; - name = "965GM"; - break; - case PCI_DEVICE_ID_INTEL_7505_0: - bridge->driver = &intel_7505_driver; - name = "E7505"; - break; - case PCI_DEVICE_ID_INTEL_7205_0: - bridge->driver = &intel_7505_driver; - name = "E7205"; - break; - default: + } + + if (intel_agp_chipsets[i].name == NULL) { if (cap_ptr) - printk(KERN_WARNING PFX "Unsupported Intel chipset (device id: %04x)\n", - pdev->device); + printk(KERN_WARNING PFX "Unsupported Intel chipset" + "(device id: %04x)\n", pdev->device); + agp_put_bridge(bridge); + return -ENODEV; + } + + if (bridge->driver == NULL) { + printk(KERN_WARNING PFX "Failed to find bridge device " + "(chip_id: %04x)\n", intel_agp_chipsets[i].gmch_chip_id); agp_put_bridge(bridge); return -ENODEV; - }; + } bridge->dev = pdev; bridge->capndx = cap_ptr; + bridge->dev_private_data = &intel_private; - if (bridge->driver == &intel_810_driver) - bridge->dev_private_data = &intel_i810_private; - else if (bridge->driver == &intel_830_driver) - bridge->dev_private_data = &intel_i830_private; - - printk(KERN_INFO PFX "Detected an Intel %s Chipset.\n", name); + printk(KERN_INFO PFX "Detected an Intel %s Chipset.\n", + intel_agp_chipsets[i].name); /* * The following fixes the case where the BIOS has "forgotten" to @@ -1988,12 +1964,6 @@ static int __devinit agp_intel_probe(struct pci_dev *pdev, pci_set_drvdata(pdev, bridge); return agp_add_bridge(bridge); - -fail: - printk(KERN_ERR PFX "Detected an Intel %s chipset, " - "but could not find the secondary device.\n", name); - agp_put_bridge(bridge); - return -ENODEV; } static void __devexit agp_intel_remove(struct pci_dev *pdev) @@ -2002,10 +1972,8 @@ static void __devexit agp_intel_remove(struct pci_dev *pdev) agp_remove_bridge(bridge); - if (intel_i810_private.i810_dev) - pci_dev_put(intel_i810_private.i810_dev); - if (intel_i830_private.i830_dev) - pci_dev_put(intel_i830_private.i830_dev); + if (intel_private.pcidev) + pci_dev_put(intel_private.pcidev); agp_put_bridge(bridge); } @@ -2021,10 +1989,8 @@ static int agp_intel_resume(struct pci_dev *pdev) * as host bridge (00:00) resumes before graphics device (02:00), * then our access to its pci space can work right. */ - if (intel_i810_private.i810_dev) - pci_restore_state(intel_i810_private.i810_dev); - if (intel_i830_private.i830_dev) - pci_restore_state(intel_i830_private.i830_dev); + if (intel_private.pcidev) + pci_restore_state(intel_private.pcidev); if (bridge->driver == &intel_generic_driver) intel_configure(); @@ -2087,6 +2053,9 @@ static struct pci_device_id agp_intel_pci_table[] = { ID(PCI_DEVICE_ID_INTEL_82965Q_HB), ID(PCI_DEVICE_ID_INTEL_82965G_HB), ID(PCI_DEVICE_ID_INTEL_82965GM_HB), + ID(PCI_DEVICE_ID_INTEL_G33_HB), + ID(PCI_DEVICE_ID_INTEL_Q35_HB), + ID(PCI_DEVICE_ID_INTEL_Q33_HB), { } }; diff --git a/drivers/char/cyclades.c b/drivers/char/cyclades.c index c72ee97d389..ca376b92162 100644 --- a/drivers/char/cyclades.c +++ b/drivers/char/cyclades.c @@ -1061,6 +1061,7 @@ static void cyy_intr_chip(struct cyclades_card *cinfo, int chip, if (data & info->ignore_status_mask) { info->icount.rx++; + spin_unlock(&cinfo->card_lock); return; } if (tty_buffer_request_room(tty, 1)) { diff --git a/drivers/char/drm/Kconfig b/drivers/char/drm/Kconfig index ef833a1c27e..0b7ffa5191c 100644 --- a/drivers/char/drm/Kconfig +++ b/drivers/char/drm/Kconfig @@ -6,7 +6,7 @@ # config DRM tristate "Direct Rendering Manager (XFree86 4.1.0 and higher DRI support)" - depends on (AGP || AGP=n) && PCI + depends on (AGP || AGP=n) && PCI && !EMULATED_CMPXCHG help Kernel-level support for the Direct Rendering Infrastructure (DRI) introduced in XFree86 4.0. If you say Y here, you need to select diff --git a/drivers/char/drm/drm_drawable.c b/drivers/char/drm/drm_drawable.c index de37d5f7456..b33313be254 100644 --- a/drivers/char/drm/drm_drawable.c +++ b/drivers/char/drm/drm_drawable.c @@ -172,38 +172,49 @@ int drm_rmdraw(DRM_IOCTL_ARGS) bitfield_length = idx + 1; - if (idx != id / (8 * sizeof(*bitfield))) - bitfield = drm_alloc(bitfield_length * - sizeof(*bitfield), DRM_MEM_BUFS); + bitfield = NULL; - if (!bitfield && bitfield_length) { - bitfield = dev->drw_bitfield; - bitfield_length = dev->drw_bitfield_length; + if (bitfield_length) { + if (bitfield_length != dev->drw_bitfield_length) + bitfield = drm_alloc(bitfield_length * + sizeof(*bitfield), + DRM_MEM_BUFS); + + if (!bitfield) { + bitfield = dev->drw_bitfield; + bitfield_length = dev->drw_bitfield_length; + } } } if (bitfield != dev->drw_bitfield) { info_length = 8 * sizeof(*bitfield) * bitfield_length; - info = drm_alloc(info_length * sizeof(*info), DRM_MEM_BUFS); + if (info_length) { + info = drm_alloc(info_length * sizeof(*info), + DRM_MEM_BUFS); - if (!info && info_length) { - info = dev->drw_info; - info_length = dev->drw_info_length; - } + if (!info) { + info = dev->drw_info; + info_length = dev->drw_info_length; + } + } else + info = NULL; spin_lock_irqsave(&dev->drw_lock, irqflags); - memcpy(bitfield, dev->drw_bitfield, bitfield_length * - sizeof(*bitfield)); + if (bitfield) + memcpy(bitfield, dev->drw_bitfield, bitfield_length * + sizeof(*bitfield)); drm_free(dev->drw_bitfield, sizeof(*bitfield) * dev->drw_bitfield_length, DRM_MEM_BUFS); dev->drw_bitfield = bitfield; dev->drw_bitfield_length = bitfield_length; if (info != dev->drw_info) { - memcpy(info, dev->drw_info, info_length * - sizeof(*info)); + if (info) + memcpy(info, dev->drw_info, info_length * + sizeof(*info)); drm_free(dev->drw_info, sizeof(*info) * dev->drw_info_length, DRM_MEM_BUFS); dev->drw_info = info; diff --git a/drivers/char/drm/drm_pciids.h b/drivers/char/drm/drm_pciids.h index 31cdde83713..177ccc07f96 100644 --- a/drivers/char/drm/drm_pciids.h +++ b/drivers/char/drm/drm_pciids.h @@ -102,13 +102,20 @@ {0x1002, 0x5653, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV410|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ {0x1002, 0x5834, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS300|RADEON_IS_IGP}, \ {0x1002, 0x5835, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS300|RADEON_IS_IGP|RADEON_IS_MOBILITY}, \ + {0x1002, 0x5954, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS400|RADEON_IS_IGP|RADEON_IS_MOBILITY|RADEON_IS_IGPGART}, \ {0x1002, 0x5955, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS400|RADEON_IS_IGP|RADEON_IS_MOBILITY|RADEON_IS_IGPGART}, \ + {0x1002, 0x5974, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS400|RADEON_IS_IGP|RADEON_IS_MOBILITY|RADEON_IS_IGPGART}, \ + {0x1002, 0x5975, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS400|RADEON_IS_IGP|RADEON_IS_MOBILITY|RADEON_IS_IGPGART}, \ {0x1002, 0x5960, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV280}, \ {0x1002, 0x5961, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV280}, \ {0x1002, 0x5962, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV280}, \ {0x1002, 0x5964, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV280}, \ {0x1002, 0x5965, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV280}, \ {0x1002, 0x5969, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV100}, \ + {0x1002, 0x5a41, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS400|RADEON_IS_IGP|RADEON_IS_MOBILITY|RADEON_IS_IGPGART}, \ + {0x1002, 0x5a42, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS400|RADEON_IS_IGP|RADEON_IS_MOBILITY|RADEON_IS_IGPGART}, \ + {0x1002, 0x5a61, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS400|RADEON_IS_IGP|RADEON_IS_MOBILITY|RADEON_IS_IGPGART}, \ + {0x1002, 0x5a62, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS400|RADEON_IS_IGP|RADEON_IS_MOBILITY|RADEON_IS_IGPGART}, \ {0x1002, 0x5b60, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV380|RADEON_NEW_MEMMAP}, \ {0x1002, 0x5b62, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV380|RADEON_NEW_MEMMAP}, \ {0x1002, 0x5b63, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV380|RADEON_NEW_MEMMAP}, \ diff --git a/drivers/char/drm/i915_irq.c b/drivers/char/drm/i915_irq.c index 78c1ae28f17..b92062a239f 100644 --- a/drivers/char/drm/i915_irq.c +++ b/drivers/char/drm/i915_irq.c @@ -582,7 +582,7 @@ void i915_driver_irq_postinstall(drm_device_t * dev) { drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private; - dev_priv->swaps_lock = SPIN_LOCK_UNLOCKED; + spin_lock_init(&dev_priv->swaps_lock); INIT_LIST_HEAD(&dev_priv->vbl_swaps.head); dev_priv->swaps_pending = 0; diff --git a/drivers/char/n_tty.c b/drivers/char/n_tty.c index b3d4ccc33a4..154f42203b0 100644 --- a/drivers/char/n_tty.c +++ b/drivers/char/n_tty.c @@ -1191,6 +1191,7 @@ static int job_control(struct tty_struct *tty, struct file *file) is_current_pgrp_orphaned()) return -EIO; kill_pgrp(task_pgrp(current), SIGTTIN, 1); + set_thread_flag(TIF_SIGPENDING); return -ERESTARTSYS; } } diff --git a/drivers/char/random.c b/drivers/char/random.c index 46c1b97748b..0474cac4a84 100644 --- a/drivers/char/random.c +++ b/drivers/char/random.c @@ -760,7 +760,7 @@ static size_t account(struct entropy_store *r, size_t nbytes, int min, static void extract_buf(struct entropy_store *r, __u8 *out) { - int i, x; + int i; __u32 data[16], buf[5 + SHA_WORKSPACE_WORDS]; sha_init(buf); @@ -772,9 +772,11 @@ static void extract_buf(struct entropy_store *r, __u8 *out) * attempts to find previous ouputs), unless the hash * function can be inverted. */ - for (i = 0, x = 0; i < r->poolinfo->poolwords; i += 16, x+=2) { - sha_transform(buf, (__u8 *)r->pool+i, buf + 5); - add_entropy_words(r, &buf[x % 5], 1); + for (i = 0; i < r->poolinfo->poolwords; i += 16) { + /* hash blocks of 16 words = 512 bits */ + sha_transform(buf, (__u8 *)(r->pool + i), buf + 5); + /* feed back portion of the resulting hash */ + add_entropy_words(r, &buf[i % 5], 1); } /* @@ -782,7 +784,7 @@ static void extract_buf(struct entropy_store *r, __u8 *out) * portion of the pool while mixing, and hash one * final time. */ - __add_entropy_words(r, &buf[x % 5], 1, data); + __add_entropy_words(r, &buf[i % 5], 1, data); sha_transform(buf, (__u8 *)data, buf + 5); /* @@ -1018,37 +1020,44 @@ random_poll(struct file *file, poll_table * wait) return mask; } -static ssize_t -random_write(struct file * file, const char __user * buffer, - size_t count, loff_t *ppos) +static int +write_pool(struct entropy_store *r, const char __user *buffer, size_t count) { - int ret = 0; size_t bytes; __u32 buf[16]; const char __user *p = buffer; - size_t c = count; - while (c > 0) { - bytes = min(c, sizeof(buf)); + while (count > 0) { + bytes = min(count, sizeof(buf)); + if (copy_from_user(&buf, p, bytes)) + return -EFAULT; - bytes -= copy_from_user(&buf, p, bytes); - if (!bytes) { - ret = -EFAULT; - break; - } - c -= bytes; + count -= bytes; p += bytes; - add_entropy_words(&input_pool, buf, (bytes + 3) / 4); - } - if (p == buffer) { - return (ssize_t)ret; - } else { - struct inode *inode = file->f_path.dentry->d_inode; - inode->i_mtime = current_fs_time(inode->i_sb); - mark_inode_dirty(inode); - return (ssize_t)(p - buffer); + add_entropy_words(r, buf, (bytes + 3) / 4); } + + return 0; +} + +static ssize_t +random_write(struct file * file, const char __user * buffer, + size_t count, loff_t *ppos) +{ + size_t ret; + struct inode *inode = file->f_path.dentry->d_inode; + + ret = write_pool(&blocking_pool, buffer, count); + if (ret) + return ret; + ret = write_pool(&nonblocking_pool, buffer, count); + if (ret) + return ret; + + inode->i_mtime = current_fs_time(inode->i_sb); + mark_inode_dirty(inode); + return (ssize_t)count; } static int @@ -1087,8 +1096,8 @@ random_ioctl(struct inode * inode, struct file * file, return -EINVAL; if (get_user(size, p++)) return -EFAULT; - retval = random_write(file, (const char __user *) p, - size, &file->f_pos); + retval = write_pool(&input_pool, (const char __user *)p, + size); if (retval < 0) return retval; credit_entropy_store(&input_pool, ent_count); diff --git a/drivers/char/stallion.c b/drivers/char/stallion.c index e45113a7a47..45bf2a262a8 100644 --- a/drivers/char/stallion.c +++ b/drivers/char/stallion.c @@ -2172,11 +2172,12 @@ static int __devinit stl_initech(struct stlbrd *brdp) } status = inb(ioaddr + ECH_PNLSTATUS); if ((status & ECH_PNLIDMASK) != nxtid) - goto err_fr; + break; panelp = kzalloc(sizeof(struct stlpanel), GFP_KERNEL); if (!panelp) { printk("STALLION: failed to allocate memory " "(size=%Zd)\n", sizeof(struct stlpanel)); + retval = -ENOMEM; goto err_fr; } panelp->magic = STL_PANELMAGIC; @@ -2223,8 +2224,10 @@ static int __devinit stl_initech(struct stlbrd *brdp) brdp->nrports += panelp->nrports; brdp->panels[panelnr++] = panelp; if ((brdp->brdtype != BRD_ECHPCI) && - (ioaddr >= (brdp->ioaddr2 + brdp->iosize2))) + (ioaddr >= (brdp->ioaddr2 + brdp->iosize2))) { + retval = -EINVAL; goto err_fr; + } } brdp->nrpanels = panelnr; @@ -2371,6 +2374,7 @@ static int __devinit stl_pciprobe(struct pci_dev *pdev, dev_err(&pdev->dev, "too many boards found, " "maximum supported %d\n", STL_MAXBRDS); mutex_unlock(&stl_brdslock); + retval = -ENODEV; goto err_fr; } brdp->brdnr = (unsigned int)brdnr; @@ -4710,6 +4714,29 @@ static int __init stallion_module_init(void) spin_lock_init(&stallion_lock); spin_lock_init(&brd_lock); + stl_serial = alloc_tty_driver(STL_MAXBRDS * STL_MAXPORTS); + if (!stl_serial) { + retval = -ENOMEM; + goto err; + } + + stl_serial->owner = THIS_MODULE; + stl_serial->driver_name = stl_drvname; + stl_serial->name = "ttyE"; + stl_serial->major = STL_SERIALMAJOR; + stl_serial->minor_start = 0; + stl_serial->type = TTY_DRIVER_TYPE_SERIAL; + stl_serial->subtype = SERIAL_TYPE_NORMAL; + stl_serial->init_termios = stl_deftermios; + stl_serial->flags = TTY_DRIVER_REAL_RAW | TTY_DRIVER_DYNAMIC_DEV; + tty_set_operations(stl_serial, &stl_ops); + + retval = tty_register_driver(stl_serial); + if (retval) { + printk("STALLION: failed to register serial driver\n"); + goto err_frtty; + } + /* * Find any dynamically supported boards. That is via module load * line options. @@ -4739,13 +4766,9 @@ static int __init stallion_module_init(void) /* this has to be _after_ isa finding because of locking */ retval = pci_register_driver(&stl_pcidriver); - if (retval && stl_nrbrds == 0) - goto err; - - stl_serial = alloc_tty_driver(STL_MAXBRDS * STL_MAXPORTS); - if (!stl_serial) { - retval = -ENOMEM; - goto err_pcidr; + if (retval && stl_nrbrds == 0) { + printk(KERN_ERR "STALLION: can't register pci driver\n"); + goto err_unrtty; } /* @@ -4756,43 +4779,18 @@ static int __init stallion_module_init(void) printk("STALLION: failed to register serial board device\n"); stallion_class = class_create(THIS_MODULE, "staliomem"); - if (IS_ERR(stallion_class)) { - retval = PTR_ERR(stallion_class); - goto err_reg; - } + if (IS_ERR(stallion_class)) + printk("STALLION: failed to create class\n"); for (i = 0; i < 4; i++) class_device_create(stallion_class, NULL, MKDEV(STL_SIOMEMMAJOR, i), NULL, "staliomem%d", i); - stl_serial->owner = THIS_MODULE; - stl_serial->driver_name = stl_drvname; - stl_serial->name = "ttyE"; - stl_serial->major = STL_SERIALMAJOR; - stl_serial->minor_start = 0; - stl_serial->type = TTY_DRIVER_TYPE_SERIAL; - stl_serial->subtype = SERIAL_TYPE_NORMAL; - stl_serial->init_termios = stl_deftermios; - stl_serial->flags = TTY_DRIVER_REAL_RAW | TTY_DRIVER_DYNAMIC_DEV; - tty_set_operations(stl_serial, &stl_ops); - - retval = tty_register_driver(stl_serial); - if (retval) { - printk("STALLION: failed to register serial driver\n"); - goto err_clsdev; - } - return 0; -err_clsdev: - for (i = 0; i < 4; i++) - class_device_destroy(stallion_class, MKDEV(STL_SIOMEMMAJOR, i)); - class_destroy(stallion_class); -err_reg: - unregister_chrdev(STL_SIOMEMMAJOR, "staliomem"); +err_unrtty: + tty_unregister_driver(stl_serial); +err_frtty: put_tty_driver(stl_serial); -err_pcidr: - pci_unregister_driver(&stl_pcidriver); - stl_free_isabrds(); err: return retval; } @@ -4821,8 +4819,6 @@ static void __exit stallion_module_exit(void) tty_unregister_device(stl_serial, brdp->brdnr * STL_MAXPORTS + j); } - tty_unregister_driver(stl_serial); - put_tty_driver(stl_serial); for (i = 0; i < 4; i++) class_device_destroy(stallion_class, MKDEV(STL_SIOMEMMAJOR, i)); @@ -4834,6 +4830,9 @@ static void __exit stallion_module_exit(void) pci_unregister_driver(&stl_pcidriver); stl_free_isabrds(); + + tty_unregister_driver(stl_serial); + put_tty_driver(stl_serial); } module_init(stallion_module_init); diff --git a/drivers/char/tty_io.c b/drivers/char/tty_io.c index 75d2a46e106..3752edc30c3 100644 --- a/drivers/char/tty_io.c +++ b/drivers/char/tty_io.c @@ -1148,7 +1148,8 @@ int tty_check_change(struct tty_struct * tty) return 0; if (is_current_pgrp_orphaned()) return -EIO; - (void) kill_pgrp(task_pgrp(current), SIGTTOU, 1); + kill_pgrp(task_pgrp(current), SIGTTOU, 1); + set_thread_flag(TIF_SIGPENDING); return -ERESTARTSYS; } diff --git a/drivers/char/watchdog/Kconfig b/drivers/char/watchdog/Kconfig index 1cad32c62ed..53f5538c0c0 100644 --- a/drivers/char/watchdog/Kconfig +++ b/drivers/char/watchdog/Kconfig @@ -115,6 +115,13 @@ config IXP4XX_WATCHDOG Say N if you are unsure. +config KS8695_WATCHDOG + tristate "KS8695 watchdog" + depends on ARCH_KS8695 + help + Watchdog timer embedded into KS8695 processor. This will reboot your + system when the timeout is reached. + config S3C2410_WATCHDOG tristate "S3C2410 Watchdog" depends on ARCH_S3C2410 diff --git a/drivers/char/watchdog/Makefile b/drivers/char/watchdog/Makefile index 8bfc00cc7c2..d90f649038c 100644 --- a/drivers/char/watchdog/Makefile +++ b/drivers/char/watchdog/Makefile @@ -29,6 +29,7 @@ obj-$(CONFIG_21285_WATCHDOG) += wdt285.o obj-$(CONFIG_977_WATCHDOG) += wdt977.o obj-$(CONFIG_IXP2000_WATCHDOG) += ixp2000_wdt.o obj-$(CONFIG_IXP4XX_WATCHDOG) += ixp4xx_wdt.o +obj-$(CONFIG_KS8695_WATCHDOG) += ks8695_wdt.o obj-$(CONFIG_S3C2410_WATCHDOG) += s3c2410_wdt.o obj-$(CONFIG_SA1100_WATCHDOG) += sa1100_wdt.o obj-$(CONFIG_MPCORE_WATCHDOG) += mpcore_wdt.o diff --git a/drivers/char/watchdog/ixp2000_wdt.c b/drivers/char/watchdog/ixp2000_wdt.c index fd955dbd588..dc7548dcaf3 100644 --- a/drivers/char/watchdog/ixp2000_wdt.c +++ b/drivers/char/watchdog/ixp2000_wdt.c @@ -205,7 +205,7 @@ static void __exit ixp2000_wdt_exit(void) module_init(ixp2000_wdt_init); module_exit(ixp2000_wdt_exit); -MODULE_AUTHOR("Deepak Saxena <dsaxena@plexity.net">); +MODULE_AUTHOR("Deepak Saxena <dsaxena@plexity.net>"); MODULE_DESCRIPTION("IXP2000 Network Processor Watchdog"); module_param(heartbeat, int, 0); diff --git a/drivers/char/watchdog/ks8695_wdt.c b/drivers/char/watchdog/ks8695_wdt.c new file mode 100644 index 00000000000..7150fb945ea --- /dev/null +++ b/drivers/char/watchdog/ks8695_wdt.c @@ -0,0 +1,308 @@ +/* + * Watchdog driver for Kendin/Micrel KS8695. + * + * (C) 2007 Andrew Victor + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include <linux/errno.h> +#include <linux/fs.h> +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/miscdevice.h> +#include <linux/module.h> +#include <linux/moduleparam.h> +#include <linux/platform_device.h> +#include <linux/types.h> +#include <linux/watchdog.h> +#include <asm/bitops.h> +#include <asm/io.h> +#include <asm/uaccess.h> +#include <asm/arch/regs-timer.h> + + +#define WDT_DEFAULT_TIME 5 /* seconds */ +#define WDT_MAX_TIME 171 /* seconds */ + +static int wdt_time = WDT_DEFAULT_TIME; +static int nowayout = WATCHDOG_NOWAYOUT; + +module_param(wdt_time, int, 0); +MODULE_PARM_DESC(wdt_time, "Watchdog time in seconds. (default="__MODULE_STRING(WDT_DEFAULT_TIME) ")"); + +#ifdef CONFIG_WATCHDOG_NOWAYOUT +module_param(nowayout, int, 0); +MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started (default=" __MODULE_STRING(WATCHDOG_NOWAYOUT) ")"); +#endif + + +static unsigned long ks8695wdt_busy; + +/* ......................................................................... */ + +/* + * Disable the watchdog. + */ +static void inline ks8695_wdt_stop(void) +{ + unsigned long tmcon; + + /* disable timer0 */ + tmcon = __raw_readl(KS8695_TMR_VA + KS8695_TMCON); + __raw_writel(tmcon & ~TMCON_T0EN, KS8695_TMR_VA + KS8695_TMCON); +} + +/* + * Enable and reset the watchdog. + */ +static void inline ks8695_wdt_start(void) +{ + unsigned long tmcon; + unsigned long tval = wdt_time * CLOCK_TICK_RATE; + + /* disable timer0 */ + tmcon = __raw_readl(KS8695_TMR_VA + KS8695_TMCON); + __raw_writel(tmcon & ~TMCON_T0EN, KS8695_TMR_VA + KS8695_TMCON); + + /* program timer0 */ + __raw_writel(tval | T0TC_WATCHDOG, KS8695_TMR_VA + KS8695_T0TC); + + /* re-enable timer0 */ + tmcon = __raw_readl(KS8695_TMR_VA + KS8695_TMCON); + __raw_writel(tmcon | TMCON_T0EN, KS8695_TMR_VA + KS8695_TMCON); +} + +/* + * Reload the watchdog timer. (ie, pat the watchdog) + */ +static void inline ks8695_wdt_reload(void) +{ + unsigned long tmcon; + + /* disable, then re-enable timer0 */ + tmcon = __raw_readl(KS8695_TMR_VA + KS8695_TMCON); + __raw_writel(tmcon & ~TMCON_T0EN, KS8695_TMR_VA + KS8695_TMCON); + __raw_writel(tmcon | TMCON_T0EN, KS8695_TMR_VA + KS8695_TMCON); +} + +/* + * Change the watchdog time interval. + */ +static int ks8695_wdt_settimeout(int new_time) +{ + /* + * All counting occurs at SLOW_CLOCK / 128 = 0.256 Hz + * + * Since WDV is a 16-bit counter, the maximum period is + * 65536 / 0.256 = 256 seconds. + */ + if ((new_time <= 0) || (new_time > WDT_MAX_TIME)) + return -EINVAL; + + /* Set new watchdog time. It will be used when ks8695_wdt_start() is called. */ + wdt_time = new_time; + return 0; +} + +/* ......................................................................... */ + +/* + * Watchdog device is opened, and watchdog starts running. + */ +static int ks8695_wdt_open(struct inode *inode, struct file *file) +{ + if (test_and_set_bit(0, &ks8695wdt_busy)) + return -EBUSY; + + ks8695_wdt_start(); + return nonseekable_open(inode, file); +} + +/* + * Close the watchdog device. + * If CONFIG_WATCHDOG_NOWAYOUT is NOT defined then the watchdog is also + * disabled. + */ +static int ks8695_wdt_close(struct inode *inode, struct file *file) +{ + if (!nowayout) + ks8695_wdt_stop(); /* Disable the watchdog when file is closed */ + + clear_bit(0, &ks8695wdt_busy); + return 0; +} + +static struct watchdog_info ks8695_wdt_info = { + .identity = "ks8695 watchdog", + .options = WDIOF_SETTIMEOUT | WDIOF_KEEPALIVEPING, +}; + +/* + * Handle commands from user-space. + */ +static int ks8695_wdt_ioctl(struct inode *inode, struct file *file, + unsigned int cmd, unsigned long arg) +{ + void __user *argp = (void __user *)arg; + int __user *p = argp; + int new_value; + + switch(cmd) { + case WDIOC_KEEPALIVE: + ks8695_wdt_reload(); /* pat the watchdog */ + return 0; + + case WDIOC_GETSUPPORT: + return copy_to_user(argp, &ks8695_wdt_info, sizeof(ks8695_wdt_info)) ? -EFAULT : 0; + + case WDIOC_SETTIMEOUT: + if (get_user(new_value, p)) + return -EFAULT; + + if (ks8695_wdt_settimeout(new_value)) + return -EINVAL; + + /* Enable new time value */ + ks8695_wdt_start(); + + /* Return current value */ + return put_user(wdt_time, p); + + case WDIOC_GETTIMEOUT: + return put_user(wdt_time, p); + + case WDIOC_GETSTATUS: + case WDIOC_GETBOOTSTATUS: + return put_user(0, p); + + case WDIOC_SETOPTIONS: + if (get_user(new_value, p)) + return -EFAULT; + + if (new_value & WDIOS_DISABLECARD) + ks8695_wdt_stop(); + if (new_value & WDIOS_ENABLECARD) + ks8695_wdt_start(); + return 0; + + default: + return -ENOTTY; + } +} + +/* + * Pat the watchdog whenever device is written to. + */ +static ssize_t ks8695_wdt_write(struct file *file, const char *data, size_t len, loff_t *ppos) +{ + ks8695_wdt_reload(); /* pat the watchdog */ + return len; +} + +/* ......................................................................... */ + +static const struct file_operations ks8695wdt_fops = { + .owner = THIS_MODULE, + .llseek = no_llseek, + .ioctl = ks8695_wdt_ioctl, + .open = ks8695_wdt_open, + .release = ks8695_wdt_close, + .write = ks8695_wdt_write, +}; + +static struct miscdevice ks8695wdt_miscdev = { + .minor = WATCHDOG_MINOR, + .name = "watchdog", + .fops = &ks8695wdt_fops, +}; + +static int __init ks8695wdt_probe(struct platform_device *pdev) +{ + int res; + + if (ks8695wdt_miscdev.parent) + return -EBUSY; + ks8695wdt_miscdev.parent = &pdev->dev; + + res = misc_register(&ks8695wdt_miscdev); + if (res) + return res; + + printk("KS8695 Watchdog Timer enabled (%d seconds%s)\n", wdt_time, nowayout ? ", nowayout" : ""); + return 0; +} + +static int __exit ks8695wdt_remove(struct platform_device *pdev) +{ + int res; + + res = misc_deregister(&ks8695wdt_miscdev); + if (!res) + ks8695wdt_miscdev.parent = NULL; + + return res; +} + +static void ks8695wdt_shutdown(struct platform_device *pdev) +{ + ks8695_wdt_stop(); +} + +#ifdef CONFIG_PM + +static int ks8695wdt_suspend(struct platform_device *pdev, pm_message_t message) +{ + ks8695_wdt_stop(); + return 0; +} + +static int ks8695wdt_resume(struct platform_device *pdev) +{ + if (ks8695wdt_busy) + ks8695_wdt_start(); + return 0; +} + +#else +#define ks8695wdt_suspend NULL +#define ks8695wdt_resume NULL +#endif + +static struct platform_driver ks8695wdt_driver = { + .probe = ks8695wdt_probe, + .remove = __exit_p(ks8695wdt_remove), + .shutdown = ks8695wdt_shutdown, + .suspend = ks8695wdt_suspend, + .resume = ks8695wdt_resume, + .driver = { + .name = "ks8695_wdt", + .owner = THIS_MODULE, + }, +}; + +static int __init ks8695_wdt_init(void) +{ + /* Check that the heartbeat value is within range; if not reset to the default */ + if (ks8695_wdt_settimeout(wdt_time)) { + ks8695_wdt_settimeout(WDT_DEFAULT_TIME); + pr_info("ks8695_wdt: wdt_time value must be 1 <= wdt_time <= %i, using %d\n", wdt_time, WDT_MAX_TIME); + } + + return platform_driver_register(&ks8695wdt_driver); +} + +static void __exit ks8695_wdt_exit(void) +{ + platform_driver_unregister(&ks8695wdt_driver); +} + +module_init(ks8695_wdt_init); +module_exit(ks8695_wdt_exit); + +MODULE_AUTHOR("Andrew Victor"); +MODULE_DESCRIPTION("Watchdog driver for KS8695"); +MODULE_LICENSE("GPL"); +MODULE_ALIAS_MISCDEV(WATCHDOG_MINOR); diff --git a/drivers/crypto/geode-aes.c b/drivers/crypto/geode-aes.c index 6d3840e629d..6a86958b577 100644 --- a/drivers/crypto/geode-aes.c +++ b/drivers/crypto/geode-aes.c @@ -102,10 +102,15 @@ geode_aes_crypt(struct geode_aes_op *op) u32 flags = 0; unsigned long iflags; - if (op->len == 0 || op->src == op->dst) + if (op->len == 0) return 0; - if (op->flags & AES_FLAGS_COHERENT) + /* If the source and destination is the same, then + * we need to turn on the coherent flags, otherwise + * we don't need to worry + */ + + if (op->src == op->dst) flags |= (AES_CTRL_DCA | AES_CTRL_SCA); if (op->dir == AES_DIR_ENCRYPT) @@ -120,7 +125,7 @@ geode_aes_crypt(struct geode_aes_op *op) _writefield(AES_WRITEIV0_REG, op->iv); } - if (op->flags & AES_FLAGS_USRKEY) { + if (!(op->flags & AES_FLAGS_HIDDENKEY)) { flags |= AES_CTRL_WRKEY; _writefield(AES_WRITEKEY0_REG, op->key); } @@ -289,6 +294,7 @@ static struct crypto_alg geode_cbc_alg = { .setkey = geode_setkey, .encrypt = geode_cbc_encrypt, .decrypt = geode_cbc_decrypt, + .ivsize = AES_IV_LENGTH, } } }; diff --git a/drivers/crypto/geode-aes.h b/drivers/crypto/geode-aes.h index 8003a36f3a8..f47968671ae 100644 --- a/drivers/crypto/geode-aes.h +++ b/drivers/crypto/geode-aes.h @@ -20,8 +20,7 @@ #define AES_DIR_DECRYPT 0 #define AES_DIR_ENCRYPT 1 -#define AES_FLAGS_USRKEY (1 << 0) -#define AES_FLAGS_COHERENT (1 << 1) +#define AES_FLAGS_HIDDENKEY (1 << 0) struct geode_aes_op { diff --git a/drivers/firewire/Kconfig b/drivers/firewire/Kconfig index 5932c72f9e4..396dade731f 100644 --- a/drivers/firewire/Kconfig +++ b/drivers/firewire/Kconfig @@ -18,7 +18,7 @@ config FIREWIRE your IEEE 1394 adapter. To compile this driver as a module, say M here: the module will be - called fw-core. + called firewire-core. This is the "JUJU" FireWire stack, an alternative implementation designed for robustness and simplicity. You can build either this @@ -34,11 +34,11 @@ config FIREWIRE_OHCI is the only chipset in use, so say Y here. To compile this driver as a module, say M here: The module will be - called fw-ohci. + called firewire-ohci. If you also build ohci1394 of the classic IEEE 1394 driver stack, - blacklist either ohci1394 or fw-ohci to let hotplug load the desired - driver. + blacklist either ohci1394 or firewire-ohci to let hotplug load the + desired driver. config FIREWIRE_SBP2 tristate "Support for storage devices (SBP-2 protocol driver)" @@ -50,12 +50,12 @@ config FIREWIRE_SBP2 like scanners. To compile this driver as a module, say M here: The module will be - called fw-sbp2. + called firewire-sbp2. You should also enable support for disks, CD-ROMs, etc. in the SCSI configuration section. If you also build sbp2 of the classic IEEE 1394 driver stack, - blacklist either sbp2 or fw-sbp2 to let hotplug load the desired - driver. + blacklist either sbp2 or firewire-sbp2 to let hotplug load the + desired driver. diff --git a/drivers/firewire/Makefile b/drivers/firewire/Makefile index fc7d59d4bce..a7c31e9039c 100644 --- a/drivers/firewire/Makefile +++ b/drivers/firewire/Makefile @@ -2,9 +2,11 @@ # Makefile for the Linux IEEE 1394 implementation # -fw-core-y += fw-card.o fw-topology.o fw-transaction.o fw-iso.o \ - fw-device.o fw-cdev.o +firewire-core-y += fw-card.o fw-topology.o fw-transaction.o fw-iso.o \ + fw-device.o fw-cdev.o +firewire-ohci-y += fw-ohci.o +firewire-sbp2-y += fw-sbp2.o -obj-$(CONFIG_FIREWIRE) += fw-core.o -obj-$(CONFIG_FIREWIRE_OHCI) += fw-ohci.o -obj-$(CONFIG_FIREWIRE_SBP2) += fw-sbp2.o +obj-$(CONFIG_FIREWIRE) += firewire-core.o +obj-$(CONFIG_FIREWIRE_OHCI) += firewire-ohci.o +obj-$(CONFIG_FIREWIRE_SBP2) += firewire-sbp2.o diff --git a/drivers/firewire/fw-card.c b/drivers/firewire/fw-card.c index 636151a64ad..9eb1edacd82 100644 --- a/drivers/firewire/fw-card.c +++ b/drivers/firewire/fw-card.c @@ -407,11 +407,6 @@ fw_card_add(struct fw_card *card, card->link_speed = link_speed; card->guid = guid; - /* Activate link_on bit and contender bit in our self ID packets.*/ - if (card->driver->update_phy_reg(card, 4, 0, - PHY_LINK_ACTIVE | PHY_CONTENDER) < 0) - return -EIO; - /* * The subsystem grabs a reference when the card is added and * drops it when the driver calls fw_core_remove_card. diff --git a/drivers/firewire/fw-cdev.c b/drivers/firewire/fw-cdev.c index 0fa5bd54c6a..5d402d63799 100644 --- a/drivers/firewire/fw-cdev.c +++ b/drivers/firewire/fw-cdev.c @@ -365,7 +365,7 @@ complete_transaction(struct fw_card *card, int rcode, response->response.data, response->response.length); } -static ssize_t ioctl_send_request(struct client *client, void *buffer) +static int ioctl_send_request(struct client *client, void *buffer) { struct fw_device *device = client->device; struct fw_cdev_send_request *request = buffer; @@ -677,12 +677,21 @@ static int ioctl_create_iso_context(struct client *client, void *buffer) return 0; } +/* Macros for decoding the iso packet control header. */ +#define GET_PAYLOAD_LENGTH(v) ((v) & 0xffff) +#define GET_INTERRUPT(v) (((v) >> 16) & 0x01) +#define GET_SKIP(v) (((v) >> 17) & 0x01) +#define GET_TAG(v) (((v) >> 18) & 0x02) +#define GET_SY(v) (((v) >> 20) & 0x04) +#define GET_HEADER_LENGTH(v) (((v) >> 24) & 0xff) + static int ioctl_queue_iso(struct client *client, void *buffer) { struct fw_cdev_queue_iso *request = buffer; struct fw_cdev_iso_packet __user *p, *end, *next; struct fw_iso_context *ctx = client->iso_context; unsigned long payload, buffer_end, header_length; + u32 control; int count; struct { struct fw_iso_packet packet; @@ -717,8 +726,14 @@ static int ioctl_queue_iso(struct client *client, void *buffer) end = (void __user *)p + request->size; count = 0; while (p < end) { - if (__copy_from_user(&u.packet, p, sizeof(*p))) + if (get_user(control, &p->control)) return -EFAULT; + u.packet.payload_length = GET_PAYLOAD_LENGTH(control); + u.packet.interrupt = GET_INTERRUPT(control); + u.packet.skip = GET_SKIP(control); + u.packet.tag = GET_TAG(control); + u.packet.sy = GET_SY(control); + u.packet.header_length = GET_HEADER_LENGTH(control); if (ctx->type == FW_ISO_CONTEXT_TRANSMIT) { header_length = u.packet.header_length; diff --git a/drivers/firewire/fw-device.h b/drivers/firewire/fw-device.h index 0ba9d64ccf4..af1723eae4b 100644 --- a/drivers/firewire/fw-device.h +++ b/drivers/firewire/fw-device.h @@ -99,6 +99,7 @@ fw_unit(struct device *dev) #define CSR_DEPENDENT_INFO 0x14 #define CSR_MODEL 0x17 #define CSR_INSTANCE 0x18 +#define CSR_DIRECTORY_ID 0x20 #define SBP2_COMMAND_SET_SPECIFIER 0x38 #define SBP2_COMMAND_SET 0x39 diff --git a/drivers/firewire/fw-ohci.c b/drivers/firewire/fw-ohci.c index c17342d3e6f..0d08bf9b78c 100644 --- a/drivers/firewire/fw-ohci.c +++ b/drivers/firewire/fw-ohci.c @@ -268,7 +268,7 @@ static int ar_context_add_page(struct ar_context *ctx) dma_sync_single_for_device(dev, ab_bus, PAGE_SIZE, DMA_BIDIRECTIONAL); - ctx->last_buffer->descriptor.branch_address = ab_bus | 1; + ctx->last_buffer->descriptor.branch_address = cpu_to_le32(ab_bus | 1); ctx->last_buffer->next = ab; ctx->last_buffer = ab; @@ -417,11 +417,21 @@ ar_context_init(struct ar_context *ctx, struct fw_ohci *ohci, u32 regs) ctx->current_buffer = ab.next; ctx->pointer = ctx->current_buffer->data; - reg_write(ctx->ohci, COMMAND_PTR(ctx->regs), ab.descriptor.branch_address); + return 0; +} + +static void ar_context_run(struct ar_context *ctx) +{ + struct ar_buffer *ab = ctx->current_buffer; + dma_addr_t ab_bus; + size_t offset; + + offset = offsetof(struct ar_buffer, data); + ab_bus = ab->descriptor.data_address - offset; + + reg_write(ctx->ohci, COMMAND_PTR(ctx->regs), ab_bus | 1); reg_write(ctx->ohci, CONTROL_SET(ctx->regs), CONTEXT_RUN); flush_writes(ctx->ohci); - - return 0; } static void context_tasklet(unsigned long data) @@ -1038,11 +1048,78 @@ static irqreturn_t irq_handler(int irq, void *data) return IRQ_HANDLED; } +static int software_reset(struct fw_ohci *ohci) +{ + int i; + + reg_write(ohci, OHCI1394_HCControlSet, OHCI1394_HCControl_softReset); + + for (i = 0; i < OHCI_LOOP_COUNT; i++) { + if ((reg_read(ohci, OHCI1394_HCControlSet) & + OHCI1394_HCControl_softReset) == 0) + return 0; + msleep(1); + } + + return -EBUSY; +} + static int ohci_enable(struct fw_card *card, u32 *config_rom, size_t length) { struct fw_ohci *ohci = fw_ohci(card); struct pci_dev *dev = to_pci_dev(card->device); + if (software_reset(ohci)) { + fw_error("Failed to reset ohci card.\n"); + return -EBUSY; + } + + /* + * Now enable LPS, which we need in order to start accessing + * most of the registers. In fact, on some cards (ALI M5251), + * accessing registers in the SClk domain without LPS enabled + * will lock up the machine. Wait 50msec to make sure we have + * full link enabled. + */ + reg_write(ohci, OHCI1394_HCControlSet, + OHCI1394_HCControl_LPS | + OHCI1394_HCControl_postedWriteEnable); + flush_writes(ohci); + msleep(50); + + reg_write(ohci, OHCI1394_HCControlClear, + OHCI1394_HCControl_noByteSwapData); + + reg_write(ohci, OHCI1394_LinkControlSet, + OHCI1394_LinkControl_rcvSelfID | + OHCI1394_LinkControl_cycleTimerEnable | + OHCI1394_LinkControl_cycleMaster); + + reg_write(ohci, OHCI1394_ATRetries, + OHCI1394_MAX_AT_REQ_RETRIES | + (OHCI1394_MAX_AT_RESP_RETRIES << 4) | + (OHCI1394_MAX_PHYS_RESP_RETRIES << 8)); + + ar_context_run(&ohci->ar_request_ctx); + ar_context_run(&ohci->ar_response_ctx); + + reg_write(ohci, OHCI1394_SelfIDBuffer, ohci->self_id_bus); + reg_write(ohci, OHCI1394_PhyUpperBound, 0x00010000); + reg_write(ohci, OHCI1394_IntEventClear, ~0); + reg_write(ohci, OHCI1394_IntMaskClear, ~0); + reg_write(ohci, OHCI1394_IntMaskSet, + OHCI1394_selfIDComplete | + OHCI1394_RQPkt | OHCI1394_RSPkt | + OHCI1394_reqTxComplete | OHCI1394_respTxComplete | + OHCI1394_isochRx | OHCI1394_isochTx | + OHCI1394_masterIntEnable | + OHCI1394_cycle64Seconds); + + /* Activate link_on bit and contender bit in our self ID packets.*/ + if (ohci_update_phy_reg(card, 4, 0, + PHY_LINK_ACTIVE | PHY_CONTENDER) < 0) + return -EIO; + /* * When the link is not yet enabled, the atomic config rom * update mechanism described below in ohci_set_config_rom() @@ -1700,22 +1777,6 @@ static const struct fw_card_driver ohci_driver = { .stop_iso = ohci_stop_iso, }; -static int software_reset(struct fw_ohci *ohci) -{ - int i; - - reg_write(ohci, OHCI1394_HCControlSet, OHCI1394_HCControl_softReset); - - for (i = 0; i < OHCI_LOOP_COUNT; i++) { - if ((reg_read(ohci, OHCI1394_HCControlSet) & - OHCI1394_HCControl_softReset) == 0) - return 0; - msleep(1); - } - - return -EBUSY; -} - static int __devinit pci_probe(struct pci_dev *dev, const struct pci_device_id *ent) { @@ -1761,33 +1822,6 @@ pci_probe(struct pci_dev *dev, const struct pci_device_id *ent) goto fail_iomem; } - if (software_reset(ohci)) { - fw_error("Failed to reset ohci card.\n"); - err = -EBUSY; - goto fail_registers; - } - - /* - * Now enable LPS, which we need in order to start accessing - * most of the registers. In fact, on some cards (ALI M5251), - * accessing registers in the SClk domain without LPS enabled - * will lock up the machine. Wait 50msec to make sure we have - * full link enabled. - */ - reg_write(ohci, OHCI1394_HCControlSet, - OHCI1394_HCControl_LPS | - OHCI1394_HCControl_postedWriteEnable); - flush_writes(ohci); - msleep(50); - - reg_write(ohci, OHCI1394_HCControlClear, - OHCI1394_HCControl_noByteSwapData); - - reg_write(ohci, OHCI1394_LinkControlSet, - OHCI1394_LinkControl_rcvSelfID | - OHCI1394_LinkControl_cycleTimerEnable | - OHCI1394_LinkControl_cycleMaster); - ar_context_init(&ohci->ar_request_ctx, ohci, OHCI1394_AsReqRcvContextControlSet); @@ -1800,11 +1834,6 @@ pci_probe(struct pci_dev *dev, const struct pci_device_id *ent) context_init(&ohci->at_response_ctx, ohci, AT_BUFFER_SIZE, OHCI1394_AsRspTrContextControlSet, handle_at_packet); - reg_write(ohci, OHCI1394_ATRetries, - OHCI1394_MAX_AT_REQ_RETRIES | - (OHCI1394_MAX_AT_RESP_RETRIES << 4) | - (OHCI1394_MAX_PHYS_RESP_RETRIES << 8)); - reg_write(ohci, OHCI1394_IsoRecvIntMaskSet, ~0); ohci->it_context_mask = reg_read(ohci, OHCI1394_IsoRecvIntMaskSet); reg_write(ohci, OHCI1394_IsoRecvIntMaskClear, ~0); @@ -1834,18 +1863,6 @@ pci_probe(struct pci_dev *dev, const struct pci_device_id *ent) goto fail_registers; } - reg_write(ohci, OHCI1394_SelfIDBuffer, ohci->self_id_bus); - reg_write(ohci, OHCI1394_PhyUpperBound, 0x00010000); - reg_write(ohci, OHCI1394_IntEventClear, ~0); - reg_write(ohci, OHCI1394_IntMaskClear, ~0); - reg_write(ohci, OHCI1394_IntMaskSet, - OHCI1394_selfIDComplete | - OHCI1394_RQPkt | OHCI1394_RSPkt | - OHCI1394_reqTxComplete | OHCI1394_respTxComplete | - OHCI1394_isochRx | OHCI1394_isochTx | - OHCI1394_masterIntEnable | - OHCI1394_cycle64Seconds); - bus_options = reg_read(ohci, OHCI1394_BusOptions); max_receive = (bus_options >> 12) & 0xf; link_speed = bus_options & 0x7; @@ -1907,6 +1924,45 @@ static void pci_remove(struct pci_dev *dev) fw_notify("Removed fw-ohci device.\n"); } +#ifdef CONFIG_PM +static int pci_suspend(struct pci_dev *pdev, pm_message_t state) +{ + struct fw_ohci *ohci = pci_get_drvdata(pdev); + int err; + + software_reset(ohci); + free_irq(pdev->irq, ohci); + err = pci_save_state(pdev); + if (err) { + fw_error("pci_save_state failed with %d", err); + return err; + } + err = pci_set_power_state(pdev, pci_choose_state(pdev, state)); + if (err) { + fw_error("pci_set_power_state failed with %d", err); + return err; + } + + return 0; +} + +static int pci_resume(struct pci_dev *pdev) +{ + struct fw_ohci *ohci = pci_get_drvdata(pdev); + int err; + + pci_set_power_state(pdev, PCI_D0); + pci_restore_state(pdev); + err = pci_enable_device(pdev); + if (err) { + fw_error("pci_enable_device failed with %d", err); + return err; + } + + return ohci_enable(&ohci->card, ohci->config_rom, CONFIG_ROM_SIZE); +} +#endif + static struct pci_device_id pci_table[] = { { PCI_DEVICE_CLASS(PCI_CLASS_SERIAL_FIREWIRE_OHCI, ~0) }, { } @@ -1919,6 +1975,10 @@ static struct pci_driver fw_ohci_pci_driver = { .id_table = pci_table, .probe = pci_probe, .remove = pci_remove, +#ifdef CONFIG_PM + .resume = pci_resume, + .suspend = pci_suspend, +#endif }; MODULE_AUTHOR("Kristian Hoegsberg <krh@bitplanet.net>"); diff --git a/drivers/firewire/fw-sbp2.c b/drivers/firewire/fw-sbp2.c index 68300414e5f..a98d3915e26 100644 --- a/drivers/firewire/fw-sbp2.c +++ b/drivers/firewire/fw-sbp2.c @@ -1108,6 +1108,58 @@ static int sbp2_scsi_abort(struct scsi_cmnd *cmd) return SUCCESS; } +/* + * Format of /sys/bus/scsi/devices/.../ieee1394_id: + * u64 EUI-64 : u24 directory_ID : u16 LUN (all printed in hexadecimal) + * + * This is the concatenation of target port identifier and logical unit + * identifier as per SAM-2...SAM-4 annex A. + */ +static ssize_t +sbp2_sysfs_ieee1394_id_show(struct device *dev, struct device_attribute *attr, + char *buf) +{ + struct scsi_device *sdev = to_scsi_device(dev); + struct sbp2_device *sd; + struct fw_unit *unit; + struct fw_device *device; + u32 directory_id; + struct fw_csr_iterator ci; + int key, value, lun; + + if (!sdev) + return 0; + sd = (struct sbp2_device *)sdev->host->hostdata; + unit = sd->unit; + device = fw_device(unit->device.parent); + + /* implicit directory ID */ + directory_id = ((unit->directory - device->config_rom) * 4 + + CSR_CONFIG_ROM) & 0xffffff; + + /* explicit directory ID, overrides implicit ID if present */ + fw_csr_iterator_init(&ci, unit->directory); + while (fw_csr_iterator_next(&ci, &key, &value)) + if (key == CSR_DIRECTORY_ID) { + directory_id = value; + break; + } + + /* FIXME: Make this work for multi-lun devices. */ + lun = 0; + + return sprintf(buf, "%08x%08x:%06x:%04x\n", + device->config_rom[3], device->config_rom[4], + directory_id, lun); +} + +static DEVICE_ATTR(ieee1394_id, S_IRUGO, sbp2_sysfs_ieee1394_id_show, NULL); + +static struct device_attribute *sbp2_scsi_sysfs_attrs[] = { + &dev_attr_ieee1394_id, + NULL +}; + static struct scsi_host_template scsi_driver_template = { .module = THIS_MODULE, .name = "SBP-2 IEEE-1394", @@ -1121,6 +1173,7 @@ static struct scsi_host_template scsi_driver_template = { .use_clustering = ENABLE_CLUSTERING, .cmd_per_lun = 1, .can_queue = 1, + .sdev_attrs = sbp2_scsi_sysfs_attrs, }; MODULE_AUTHOR("Kristian Hoegsberg <krh@bitplanet.net>"); diff --git a/drivers/hwmon/Kconfig b/drivers/hwmon/Kconfig index 4d1cb5b855d..13eea47dceb 100644 --- a/drivers/hwmon/Kconfig +++ b/drivers/hwmon/Kconfig @@ -620,7 +620,7 @@ config SENSORS_HDAPS config SENSORS_APPLESMC tristate "Apple SMC (Motion sensor, light sensor, keyboard backlight)" - depends on HWMON && INPUT && X86 + depends on INPUT && X86 select NEW_LEDS select LEDS_CLASS default n diff --git a/drivers/hwmon/applesmc.c b/drivers/hwmon/applesmc.c index 0c160675b3a..fd1281f4220 100644 --- a/drivers/hwmon/applesmc.c +++ b/drivers/hwmon/applesmc.c @@ -491,6 +491,12 @@ out: /* Sysfs Files */ +static ssize_t applesmc_name_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + return snprintf(buf, PAGE_SIZE, "applesmc\n"); +} + static ssize_t applesmc_position_show(struct device *dev, struct device_attribute *attr, char *buf) { @@ -913,6 +919,8 @@ static struct led_classdev applesmc_backlight = { .brightness_set = applesmc_brightness_set, }; +static DEVICE_ATTR(name, 0444, applesmc_name_show, NULL); + static DEVICE_ATTR(position, 0444, applesmc_position_show, NULL); static DEVICE_ATTR(calibrate, 0644, applesmc_calibrate_show, applesmc_calibrate_store); @@ -1197,10 +1205,14 @@ static int __init applesmc_init(void) goto out_driver; } + ret = sysfs_create_file(&pdev->dev.kobj, &dev_attr_name.attr); + if (ret) + goto out_device; + /* Create key enumeration sysfs files */ ret = sysfs_create_group(&pdev->dev.kobj, &key_enumeration_group); if (ret) - goto out_device; + goto out_name; /* create fan files */ count = applesmc_get_fan_count(); @@ -1300,6 +1312,8 @@ out_fan_1: sysfs_remove_group(&pdev->dev.kobj, &fan_attribute_groups[1]); out_key_enumeration: sysfs_remove_group(&pdev->dev.kobj, &key_enumeration_group); +out_name: + sysfs_remove_file(&pdev->dev.kobj, &dev_attr_name.attr); out_device: platform_device_unregister(pdev); out_driver: @@ -1325,6 +1339,7 @@ static void __exit applesmc_exit(void) sysfs_remove_group(&pdev->dev.kobj, &fan_attribute_groups[0]); sysfs_remove_group(&pdev->dev.kobj, &fan_attribute_groups[1]); sysfs_remove_group(&pdev->dev.kobj, &key_enumeration_group); + sysfs_remove_file(&pdev->dev.kobj, &dev_attr_name.attr); platform_device_unregister(pdev); platform_driver_unregister(&applesmc_driver); release_region(APPLESMC_DATA_PORT, APPLESMC_NR_PORTS); diff --git a/drivers/hwmon/coretemp.c b/drivers/hwmon/coretemp.c index 75e3911810a..0328382df8f 100644 --- a/drivers/hwmon/coretemp.c +++ b/drivers/hwmon/coretemp.c @@ -176,6 +176,22 @@ static int __devinit coretemp_probe(struct platform_device *pdev) goto exit_free; } + /* Check if we have problem with errata AE18 of Core processors: + Readings might stop update when processor visited too deep sleep, + fixed for stepping D0 (6EC). + */ + + if ((c->x86_model == 0xe) && (c->x86_mask < 0xc)) { + /* check for microcode update */ + rdmsr_on_cpu(data->id, MSR_IA32_UCODE_REV, &eax, &edx); + if (edx < 0x39) { + dev_err(&pdev->dev, + "Errata AE18 not fixed, update BIOS or " + "microcode of the CPU!\n"); + goto exit_free; + } + } + /* Some processors have Tjmax 85 following magic should detect it Intel won't disclose the information without signed NDA, but individuals cannot sign it. Catch(ed) 22. @@ -193,6 +209,19 @@ static int __devinit coretemp_probe(struct platform_device *pdev) } } + /* Intel says that above should not work for desktop Core2 processors, + but it seems to work. There is no other way how get the absolute + readings. Warn the user about this. First check if are desktop, + bit 50 of MSR_IA32_PLATFORM_ID should be 0. + */ + + rdmsr_safe_on_cpu(data->id, MSR_IA32_PLATFORM_ID, &eax, &edx); + + if ((c->x86_model == 0xf) && (!(edx & 0x00040000))) { + dev_warn(&pdev->dev, "Using undocumented features, absolute " + "temperature might be wrong!\n"); + } + platform_set_drvdata(pdev, data); if ((err = sysfs_create_group(&pdev->dev.kobj, &coretemp_group))) @@ -330,9 +359,6 @@ static int __init coretemp_init(void) int i, err = -ENODEV; struct pdev_entry *p, *n; - printk(KERN_NOTICE DRVNAME ": This driver uses undocumented features " - "of Core CPU. Temperature might be wrong!\n"); - /* quick check if we run Intel */ if (cpu_data[0].x86_vendor != X86_VENDOR_INTEL) goto exit; diff --git a/drivers/hwmon/ds1621.c b/drivers/hwmon/ds1621.c index c849c0c6ee9..d5ac422d73b 100644 --- a/drivers/hwmon/ds1621.c +++ b/drivers/hwmon/ds1621.c @@ -53,8 +53,8 @@ MODULE_PARM_DESC(polarity, "Output's polarity: 0 = active high, 1 = active low") /* The DS1621 registers */ #define DS1621_REG_TEMP 0xAA /* word, RO */ -#define DS1621_REG_TEMP_MIN 0xA1 /* word, RW */ -#define DS1621_REG_TEMP_MAX 0xA2 /* word, RW */ +#define DS1621_REG_TEMP_MIN 0xA2 /* word, RW */ +#define DS1621_REG_TEMP_MAX 0xA1 /* word, RW */ #define DS1621_REG_CONF 0xAC /* byte, RW */ #define DS1621_COM_START 0xEE /* no data */ #define DS1621_COM_STOP 0x22 /* no data */ @@ -328,9 +328,9 @@ static struct ds1621_data *ds1621_update_client(struct device *dev) /* reset alarms if necessary */ new_conf = data->conf; - if (data->temp < data->temp_min) + if (data->temp > data->temp_min) new_conf &= ~DS1621_ALARM_TEMP_LOW; - if (data->temp > data->temp_max) + if (data->temp < data->temp_max) new_conf &= ~DS1621_ALARM_TEMP_HIGH; if (data->conf != new_conf) ds1621_write_value(client, DS1621_REG_CONF, diff --git a/drivers/hwmon/hwmon-vid.c b/drivers/hwmon/hwmon-vid.c index 5aab23b93e2..f17e771e42f 100644 --- a/drivers/hwmon/hwmon-vid.c +++ b/drivers/hwmon/hwmon-vid.c @@ -132,7 +132,9 @@ int vid_from_reg(int val, u8 vrm) val &= 0x7f; return(val > 0x77 ? 0 : (1500000 - (val * 12500) + 500) / 1000); default: /* report 0 for unknown */ - printk(KERN_INFO "hwmon-vid: requested unknown VRM version\n"); + if (vrm) + printk(KERN_WARNING "hwmon-vid: Requested unsupported " + "VRM version (%u)\n", (unsigned int)vrm); return 0; } } diff --git a/drivers/hwmon/w83627hf.c b/drivers/hwmon/w83627hf.c index a5b774b07cb..12cb40a975d 100644 --- a/drivers/hwmon/w83627hf.c +++ b/drivers/hwmon/w83627hf.c @@ -965,8 +965,10 @@ static int __init w83627hf_find(int sioaddr, unsigned short *addr, case W687THF_DEVID: sio_data->type = w83687thf; break; + case 0xff: /* No device at all */ + goto exit; default: - pr_debug(DRVNAME ": Unsupported chip (DEVID=0x%x)\n", val); + pr_debug(DRVNAME ": Unsupported chip (DEVID=0x%02x)\n", val); goto exit; } diff --git a/drivers/i2c/busses/i2c-pxa.c b/drivers/i2c/busses/i2c-pxa.c index 8a0a99b9364..28e7b91a455 100644 --- a/drivers/i2c/busses/i2c-pxa.c +++ b/drivers/i2c/busses/i2c-pxa.c @@ -837,20 +837,10 @@ static const struct i2c_algorithm i2c_pxa_algorithm = { .functionality = i2c_pxa_functionality, }; -static struct pxa_i2c i2c_pxa = { - .lock = __SPIN_LOCK_UNLOCKED(i2c_pxa.lock), - .adap = { - .owner = THIS_MODULE, - .algo = &i2c_pxa_algorithm, - .name = "pxa2xx-i2c.0", - .retries = 5, - }, -}; - #define res_len(r) ((r)->end - (r)->start + 1) static int i2c_pxa_probe(struct platform_device *dev) { - struct pxa_i2c *i2c = &i2c_pxa; + struct pxa_i2c *i2c; struct resource *res; struct i2c_pxa_platform_data *plat = dev->dev.platform_data; int ret; @@ -864,15 +854,20 @@ static int i2c_pxa_probe(struct platform_device *dev) if (!request_mem_region(res->start, res_len(res), res->name)) return -ENOMEM; - i2c = kmalloc(sizeof(struct pxa_i2c), GFP_KERNEL); + i2c = kzalloc(sizeof(struct pxa_i2c), GFP_KERNEL); if (!i2c) { ret = -ENOMEM; goto emalloc; } - memcpy(i2c, &i2c_pxa, sizeof(struct pxa_i2c)); + i2c->adap.owner = THIS_MODULE; + i2c->adap.algo = &i2c_pxa_algorithm; + i2c->adap.retries = 5; + + spin_lock_init(&i2c->lock); init_waitqueue_head(&i2c->wait); - i2c->adap.name[strlen(i2c->adap.name) - 1] = '0' + dev->id % 10; + + sprintf(i2c->adap.name, "pxa_i2c-i2c.%u", dev->id); i2c->reg_base = ioremap(res->start, res_len(res)); if (!i2c->reg_base) { diff --git a/drivers/i2c/busses/i2c-s3c2410.c b/drivers/i2c/busses/i2c-s3c2410.c index e68a96f589f..e4540fcf647 100644 --- a/drivers/i2c/busses/i2c-s3c2410.c +++ b/drivers/i2c/busses/i2c-s3c2410.c @@ -830,7 +830,8 @@ static int s3c24xx_i2c_probe(struct platform_device *pdev) i2c->irq = res; - dev_dbg(&pdev->dev, "irq resource %p (%ld)\n", res, res->start); + dev_dbg(&pdev->dev, "irq resource %p (%lu)\n", res, + (unsigned long)res->start); ret = i2c_add_adapter(&i2c->adap); if (ret < 0) { diff --git a/drivers/i2c/busses/i2c-tiny-usb.c b/drivers/i2c/busses/i2c-tiny-usb.c index 907999049d5..cb9abe7565a 100644 --- a/drivers/i2c/busses/i2c-tiny-usb.c +++ b/drivers/i2c/busses/i2c-tiny-usb.c @@ -208,7 +208,7 @@ static int i2c_tiny_usb_probe(struct usb_interface *interface, dev->adapter.class = I2C_CLASS_HWMON; dev->adapter.algo = &usb_algorithm; dev->adapter.algo_data = dev; - snprintf(dev->adapter.name, I2C_NAME_SIZE, + snprintf(dev->adapter.name, sizeof(dev->adapter.name), "i2c-tiny-usb at bus %03d device %03d", dev->usb_dev->bus->busnum, dev->usb_dev->devnum); diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c index 64f8e56d300..435925eba43 100644 --- a/drivers/i2c/i2c-core.c +++ b/drivers/i2c/i2c-core.c @@ -697,9 +697,10 @@ int i2c_attach_client(struct i2c_client *client) if (client->driver) client->dev.driver = &client->driver->driver; - if (client->driver && !is_newstyle_driver(client->driver)) + if (client->driver && !is_newstyle_driver(client->driver)) { client->dev.release = i2c_client_release; - else + client->dev.uevent_suppress = 1; + } else client->dev.release = i2c_client_dev_release; snprintf(&client->dev.bus_id[0], sizeof(client->dev.bus_id), diff --git a/drivers/ide/ide-disk.c b/drivers/ide/ide-disk.c index 7fff773f2df..dc2175c81f5 100644 --- a/drivers/ide/ide-disk.c +++ b/drivers/ide/ide-disk.c @@ -1037,6 +1037,17 @@ static void ide_disk_release(struct kref *kref) static int ide_disk_probe(ide_drive_t *drive); +/* + * On HPA drives the capacity needs to be + * reinitilized on resume otherwise the disk + * can not be used and a hard reset is required + */ +static void ide_disk_resume(ide_drive_t *drive) +{ + if (idedisk_supports_hpa(drive->id)) + init_idedisk_capacity(drive); +} + static void ide_device_shutdown(ide_drive_t *drive) { #ifdef CONFIG_ALPHA @@ -1071,6 +1082,7 @@ static ide_driver_t idedisk_driver = { }, .probe = ide_disk_probe, .remove = ide_disk_remove, + .resume = ide_disk_resume, .shutdown = ide_device_shutdown, .version = IDEDISK_VERSION, .media = ide_disk, diff --git a/drivers/ide/ide-dma.c b/drivers/ide/ide-dma.c index b77b7d138c4..ead141e2db9 100644 --- a/drivers/ide/ide-dma.c +++ b/drivers/ide/ide-dma.c @@ -119,15 +119,17 @@ static const struct drive_list_entry drive_blacklist [] = { { "HITACHI CDR-8335" , "ALL" }, { "HITACHI CDR-8435" , "ALL" }, { "Toshiba CD-ROM XM-6202B" , "ALL" }, + { "TOSHIBA CD-ROM XM-1702BC", "ALL" }, { "CD-532E-A" , "ALL" }, { "E-IDE CD-ROM CR-840", "ALL" }, { "CD-ROM Drive/F5A", "ALL" }, { "WPI CDD-820", "ALL" }, { "SAMSUNG CD-ROM SC-148C", "ALL" }, { "SAMSUNG CD-ROM SC", "ALL" }, - { "SanDisk SDP3B-64" , "ALL" }, { "ATAPI CD-ROM DRIVE 40X MAXIMUM", "ALL" }, { "_NEC DV5800A", "ALL" }, + { "SAMSUNG CD-ROM SN-124", "N001" }, + { "Seagate STT20000A", "ALL" }, { NULL , NULL } }; diff --git a/drivers/ide/ide-probe.c b/drivers/ide/ide-probe.c index 3cebed77f55..41bfa4d21ab 100644 --- a/drivers/ide/ide-probe.c +++ b/drivers/ide/ide-probe.c @@ -717,7 +717,7 @@ EXPORT_SYMBOL_GPL(ide_undecoded_slave); * This routine only knows how to look for drive units 0 and 1 * on an interface, so any setting of MAX_DRIVES > 2 won't work here. */ -static void probe_hwif(ide_hwif_t *hwif) +static void probe_hwif(ide_hwif_t *hwif, void (*fixup)(ide_hwif_t *hwif)) { unsigned int unit; unsigned long flags; @@ -820,6 +820,9 @@ static void probe_hwif(ide_hwif_t *hwif) return; } + if (fixup) + fixup(hwif); + for (unit = 0; unit < MAX_DRIVES; ++unit) { ide_drive_t *drive = &hwif->drives[unit]; @@ -874,10 +877,7 @@ static int hwif_init(ide_hwif_t *hwif); int probe_hwif_init_with_fixup(ide_hwif_t *hwif, void (*fixup)(ide_hwif_t *hwif)) { - probe_hwif(hwif); - - if (fixup) - fixup(hwif); + probe_hwif(hwif, fixup); if (!hwif_init(hwif)) { printk(KERN_INFO "%s: failed to initialize IDE interface\n", @@ -1404,7 +1404,7 @@ int ideprobe_init (void) for (index = 0; index < MAX_HWIFS; ++index) if (probe[index]) - probe_hwif(&ide_hwifs[index]); + probe_hwif(&ide_hwifs[index], NULL); for (index = 0; index < MAX_HWIFS; ++index) if (probe[index]) hwif_init(&ide_hwifs[index]); diff --git a/drivers/ide/ide-proc.c b/drivers/ide/ide-proc.c index d50bd996ff2..ea94c9aa122 100644 --- a/drivers/ide/ide-proc.c +++ b/drivers/ide/ide-proc.c @@ -67,6 +67,8 @@ static int proc_ide_read_imodel case ide_4drives: name = "4drives"; break; case ide_pmac: name = "mac-io"; break; case ide_au1xxx: name = "au1xxx"; break; + case ide_etrax100: name = "etrax100"; break; + case ide_acorn: name = "acorn"; break; default: name = "(unknown)"; break; } len = sprintf(page, "%s\n", name); diff --git a/drivers/ide/ide.c b/drivers/ide/ide.c index 6002713a20a..0af0d1614f7 100644 --- a/drivers/ide/ide.c +++ b/drivers/ide/ide.c @@ -1010,9 +1010,11 @@ static int generic_ide_resume(struct device *dev) { ide_drive_t *drive = dev->driver_data; ide_hwif_t *hwif = HWIF(drive); + ide_driver_t *drv = to_ide_driver(dev->driver); struct request rq; struct request_pm_state rqpm; ide_task_t args; + int err; /* Call ACPI _STM only once */ if (!(drive->dn % 2)) @@ -1029,7 +1031,12 @@ static int generic_ide_resume(struct device *dev) rqpm.pm_step = ide_pm_state_start_resume; rqpm.pm_state = PM_EVENT_ON; - return ide_do_drive_cmd(drive, &rq, ide_head_wait); + err = ide_do_drive_cmd(drive, &rq, ide_head_wait); + + if (err == 0 && drv && drv->resume) + drv->resume(drive); + + return err; } int generic_ide_ioctl(ide_drive_t *drive, struct file *file, struct block_device *bdev, diff --git a/drivers/ide/pci/amd74xx.c b/drivers/ide/pci/amd74xx.c index becb1a5648b..9db1be826e8 100644 --- a/drivers/ide/pci/amd74xx.c +++ b/drivers/ide/pci/amd74xx.c @@ -1,5 +1,5 @@ /* - * Version 2.13 + * Version 2.15 * * AMD 755/756/766/8111 and nVidia nForce/2/2s/3/3s/CK804/MCP04 * IDE driver for Linux. @@ -76,6 +76,8 @@ static struct amd_ide_chip { { PCI_DEVICE_ID_NVIDIA_NFORCE_MCP61_IDE, 0x50, AMD_UDMA_133 }, { PCI_DEVICE_ID_NVIDIA_NFORCE_MCP65_IDE, 0x50, AMD_UDMA_133 }, { PCI_DEVICE_ID_NVIDIA_NFORCE_MCP67_IDE, 0x50, AMD_UDMA_133 }, + { PCI_DEVICE_ID_NVIDIA_NFORCE_MCP73_IDE, 0x50, AMD_UDMA_133 }, + { PCI_DEVICE_ID_NVIDIA_NFORCE_MCP77_IDE, 0x50, AMD_UDMA_133 }, { PCI_DEVICE_ID_AMD_CS5536_IDE, 0x40, AMD_UDMA_100 }, { 0 } }; @@ -494,7 +496,9 @@ static ide_pci_device_t amd74xx_chipsets[] __devinitdata = { /* 17 */ DECLARE_NV_DEV("NFORCE-MCP61"), /* 18 */ DECLARE_NV_DEV("NFORCE-MCP65"), /* 19 */ DECLARE_NV_DEV("NFORCE-MCP67"), - /* 20 */ DECLARE_AMD_DEV("AMD5536"), + /* 20 */ DECLARE_NV_DEV("NFORCE-MCP73"), + /* 21 */ DECLARE_NV_DEV("NFORCE-MCP77"), + /* 22 */ DECLARE_AMD_DEV("AMD5536"), }; static int __devinit amd74xx_probe(struct pci_dev *dev, const struct pci_device_id *id) @@ -534,7 +538,9 @@ static struct pci_device_id amd74xx_pci_tbl[] = { { PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NFORCE_MCP61_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 17 }, { PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NFORCE_MCP65_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 18 }, { PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NFORCE_MCP67_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 19 }, - { PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_CS5536_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 20 }, + { PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NFORCE_MCP73_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 20 }, + { PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_NFORCE_MCP77_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 21 }, + { PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_CS5536_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 22 }, { 0, }, }; MODULE_DEVICE_TABLE(pci, amd74xx_pci_tbl); diff --git a/drivers/ide/pci/atiixp.c b/drivers/ide/pci/atiixp.c index 0e52ad722a7..8ab33faf6f7 100644 --- a/drivers/ide/pci/atiixp.c +++ b/drivers/ide/pci/atiixp.c @@ -317,6 +317,7 @@ static struct pci_device_id atiixp_pci_tbl[] = { { PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP300_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, { PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP400_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, { PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP600_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 1}, + { PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP700_IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 1}, { 0, }, }; MODULE_DEVICE_TABLE(pci, atiixp_pci_tbl); diff --git a/drivers/ide/pci/generic.c b/drivers/ide/pci/generic.c index f2c5a141ca1..0d51a11e81d 100644 --- a/drivers/ide/pci/generic.c +++ b/drivers/ide/pci/generic.c @@ -198,32 +198,41 @@ static ide_pci_device_t generic_chipsets[] __devinitdata = { static int __devinit generic_init_one(struct pci_dev *dev, const struct pci_device_id *id) { ide_pci_device_t *d = &generic_chipsets[id->driver_data]; - u16 command; int ret = -ENODEV; /* Don't use the generic entry unless instructed to do so */ if (id->driver_data == 0 && ide_generic_all == 0) goto out; - if (dev->vendor == PCI_VENDOR_ID_UMC && - dev->device == PCI_DEVICE_ID_UMC_UM8886A && - (!(PCI_FUNC(dev->devfn) & 1))) - goto out; /* UM8886A/BF pair */ - - if (dev->vendor == PCI_VENDOR_ID_OPTI && - dev->device == PCI_DEVICE_ID_OPTI_82C558 && - (!(PCI_FUNC(dev->devfn) & 1))) - goto out; - - if (dev->vendor == PCI_VENDOR_ID_JMICRON) { - if (dev->device != PCI_DEVICE_ID_JMICRON_JMB368 && PCI_FUNC(dev->devfn) != 1) + switch (dev->vendor) { + case PCI_VENDOR_ID_UMC: + if (dev->device == PCI_DEVICE_ID_UMC_UM8886A && + !(PCI_FUNC(dev->devfn) & 1)) + goto out; /* UM8886A/BF pair */ + break; + case PCI_VENDOR_ID_OPTI: + if (dev->device == PCI_DEVICE_ID_OPTI_82C558 && + !(PCI_FUNC(dev->devfn) & 1)) + goto out; + break; + case PCI_VENDOR_ID_JMICRON: + if (dev->device != PCI_DEVICE_ID_JMICRON_JMB368 && + PCI_FUNC(dev->devfn) != 1) + goto out; + break; + case PCI_VENDOR_ID_NS: + if (dev->device == PCI_DEVICE_ID_NS_87410 && + (dev->class >> 8) != PCI_CLASS_STORAGE_IDE) goto out; + break; } if (dev->vendor != PCI_VENDOR_ID_JMICRON) { + u16 command; pci_read_config_word(dev, PCI_COMMAND, &command); if (!(command & PCI_COMMAND_IO)) { - printk(KERN_INFO "Skipping disabled %s IDE controller.\n", d->name); + printk(KERN_INFO "Skipping disabled %s IDE " + "controller.\n", d->name); goto out; } } diff --git a/drivers/ide/pci/hpt366.c b/drivers/ide/pci/hpt366.c index fcbc5605b38..ce8a5449a57 100644 --- a/drivers/ide/pci/hpt366.c +++ b/drivers/ide/pci/hpt366.c @@ -1,5 +1,5 @@ /* - * linux/drivers/ide/pci/hpt366.c Version 1.03 May 4, 2007 + * linux/drivers/ide/pci/hpt366.c Version 1.04 Jun 4, 2007 * * Copyright (C) 1999-2003 Andre Hedrick <andre@linux-ide.org> * Portions Copyright (C) 2001 Sun Microsystems, Inc. @@ -106,7 +106,8 @@ * switch to calculating PCI clock frequency based on the chip's base DPLL * frequency * - switch to using the DPLL clock and enable UltraATA/133 mode by default on - * anything newer than HPT370/A + * anything newer than HPT370/A (except HPT374 that is not capable of this + * mode according to the manual) * - fold PCI clock detection and DPLL setup code into init_chipset_hpt366(), * also fixing the interchanged 25/40 MHz PCI clock cases for HPT36x chips; * unify HPT36x/37x timing setup code and the speedproc handlers by joining @@ -365,7 +366,6 @@ static u32 sixty_six_base_hpt37x[] = { }; #define HPT366_DEBUG_DRIVE_INFO 0 -#define HPT374_ALLOW_ATA133_6 1 #define HPT371_ALLOW_ATA133_6 1 #define HPT302_ALLOW_ATA133_6 1 #define HPT372_ALLOW_ATA133_6 1 @@ -450,7 +450,7 @@ static struct hpt_info hpt370a __devinitdata = { static struct hpt_info hpt374 __devinitdata = { .chip_type = HPT374, - .max_mode = HPT374_ALLOW_ATA133_6 ? 4 : 3, + .max_mode = 3, .dpll_clk = 48, .settings = hpt37x_settings }; diff --git a/drivers/ide/pci/it821x.c b/drivers/ide/pci/it821x.c index 5faaff87d58..4bd4bf02e91 100644 --- a/drivers/ide/pci/it821x.c +++ b/drivers/ide/pci/it821x.c @@ -1,6 +1,6 @@ /* - * linux/drivers/ide/pci/it821x.c Version 0.10 Mar 10 2007 + * linux/drivers/ide/pci/it821x.c Version 0.15 Jun 2 2007 * * Copyright (C) 2004 Red Hat <alan@redhat.com> * Copyright (C) 2007 Bartlomiej Zolnierkiewicz @@ -262,7 +262,7 @@ static int it821x_tunepio(ide_drive_t *drive, u8 set_pio) } if (itdev->smart) - goto set_drive_speed; + return 0; /* We prefer 66Mhz clock for PIO 0-3, don't care for PIO4 */ itdev->want[unit][1] = pio_want[set_pio]; @@ -271,7 +271,6 @@ static int it821x_tunepio(ide_drive_t *drive, u8 set_pio) it821x_clock_strategy(drive); it821x_program(drive, itdev->pio[unit]); -set_drive_speed: return ide_config_drive_speed(drive, XFER_PIO_0 + set_pio); } @@ -455,12 +454,12 @@ static int it821x_tune_chipset (ide_drive_t *drive, byte xferspeed) default: return 1; } + + return ide_config_drive_speed(drive, speed); } - /* - * In smart mode the clocking is done by the host controller - * snooping the mode we picked. The rest of it is not our problem - */ - return ide_config_drive_speed(drive, speed); + + /* don't touch anything in the smart mode */ + return 0; } /** @@ -559,17 +558,10 @@ static void __devinit it821x_fixups(ide_hwif_t *hwif) if(idbits[129] != 1) printk("(%dK stripe)", idbits[146]); printk(".\n"); - /* Now the core code will have wrongly decided no DMA - so we need to fix this */ - hwif->dma_off_quietly(drive); -#ifdef CONFIG_IDEDMA_ONLYDISK - if (drive->media == ide_disk) -#endif - ide_set_dma(drive); } else { /* Non RAID volume. Fixups to stop the core code doing unsupported things */ - id->field_valid &= 1; + id->field_valid &= 3; id->queue_depth = 0; id->command_set_1 = 0; id->command_set_2 &= 0xC400; @@ -584,6 +576,16 @@ static void __devinit it821x_fixups(ide_hwif_t *hwif) printk(KERN_INFO "%s: Performing identify fixups.\n", drive->name); } + + /* + * Set MWDMA0 mode as enabled/support - just to tell + * IDE core that DMA is supported (it821x hardware + * takes care of DMA mode programming). + */ + if (id->capability & 1) { + id->dma_mword |= 0x0101; + drive->current_speed = XFER_MW_DMA_0; + } } } diff --git a/drivers/ide/pci/serverworks.c b/drivers/ide/pci/serverworks.c index 6234f806c6b..d9c4fd1ae99 100644 --- a/drivers/ide/pci/serverworks.c +++ b/drivers/ide/pci/serverworks.c @@ -1,5 +1,5 @@ /* - * linux/drivers/ide/pci/serverworks.c Version 0.9 Mar 4 2007 + * linux/drivers/ide/pci/serverworks.c Version 0.11 Jun 2 2007 * * Copyright (C) 1998-2000 Michel Aubry * Copyright (C) 1998-2000 Andrzej Krzysztofowicz @@ -158,48 +158,67 @@ static int svwks_tune_chipset (ide_drive_t *drive, u8 xferspeed) pci_read_config_word(dev, 0x4A, &csb5_pio); pci_read_config_byte(dev, 0x54, &ultra_enable); + /* If we are in RAID mode (eg AMI MegaIDE) then we can't it + turns out trust the firmware configuration */ + + if ((dev->class >> 8) != PCI_CLASS_STORAGE_IDE) + goto oem_setup_failed; + /* Per Specified Design by OEM, and ASIC Architect */ if ((dev->device == PCI_DEVICE_ID_SERVERWORKS_CSB6IDE) || (dev->device == PCI_DEVICE_ID_SERVERWORKS_CSB6IDE2)) { if (!drive->init_speed) { u8 dma_stat = inb(hwif->dma_status); -dma_pio: if (((ultra_enable << (7-drive->dn) & 0x80) == 0x80) && ((dma_stat & (1<<(5+unit))) == (1<<(5+unit)))) { drive->current_speed = drive->init_speed = XFER_UDMA_0 + udma_modes[(ultra_timing >> (4*unit)) & ~(0xF0)]; return 0; } else if ((dma_timing) && ((dma_stat&(1<<(5+unit)))==(1<<(5+unit)))) { - u8 dmaspeed = dma_timing; + u8 dmaspeed; - dma_timing &= ~0xFF; - if ((dmaspeed & 0x20) == 0x20) + switch (dma_timing & 0x77) { + case 0x20: dmaspeed = XFER_MW_DMA_2; - else if ((dmaspeed & 0x21) == 0x21) + break; + case 0x21: dmaspeed = XFER_MW_DMA_1; - else if ((dmaspeed & 0x77) == 0x77) + break; + case 0x77: dmaspeed = XFER_MW_DMA_0; - else + break; + default: goto dma_pio; + } + drive->current_speed = drive->init_speed = dmaspeed; return 0; - } else if (pio_timing) { - u8 piospeed = pio_timing; + } +dma_pio: + if (pio_timing) { + u8 piospeed; - pio_timing &= ~0xFF; - if ((piospeed & 0x20) == 0x20) + switch (pio_timing & 0x7f) { + case 0x20: piospeed = XFER_PIO_4; - else if ((piospeed & 0x22) == 0x22) + break; + case 0x22: piospeed = XFER_PIO_3; - else if ((piospeed & 0x34) == 0x34) + break; + case 0x34: piospeed = XFER_PIO_2; - else if ((piospeed & 0x47) == 0x47) + break; + case 0x47: piospeed = XFER_PIO_1; - else if ((piospeed & 0x5d) == 0x5d) + break; + case 0x5d: piospeed = XFER_PIO_0; - else + break; + default: goto oem_setup_failed; + } + drive->current_speed = drive->init_speed = piospeed; return 0; } @@ -208,8 +227,8 @@ dma_pio: oem_setup_failed: - pio_timing &= ~0xFF; - dma_timing &= ~0xFF; + pio_timing = 0; + dma_timing = 0; ultra_timing &= ~(0x0F << (4*unit)); ultra_enable &= ~(0x01 << drive->dn); csb5_pio &= ~(0x0F << (4*drive->dn)); diff --git a/drivers/ieee1394/eth1394.c b/drivers/ieee1394/eth1394.c index 2296d43a241..5f026b5d785 100644 --- a/drivers/ieee1394/eth1394.c +++ b/drivers/ieee1394/eth1394.c @@ -47,6 +47,7 @@ #include <linux/types.h> #include <linux/delay.h> #include <linux/init.h> +#include <linux/workqueue.h> #include <linux/netdevice.h> #include <linux/inetdevice.h> @@ -235,6 +236,9 @@ static int ether1394_open(struct net_device *dev) /* This is called after an "ifdown" */ static int ether1394_stop(struct net_device *dev) { + /* flush priv->wake */ + flush_scheduled_work(); + netif_stop_queue(dev); return 0; } @@ -531,6 +535,37 @@ static void ether1394_init_dev(struct net_device *dev) } /* + * Wake the queue up after commonly encountered transmit failure conditions are + * hopefully over. Currently only tlabel exhaustion is accounted for. + */ +static void ether1394_wake_queue(struct work_struct *work) +{ + struct eth1394_priv *priv; + struct hpsb_packet *packet; + + priv = container_of(work, struct eth1394_priv, wake); + packet = hpsb_alloc_packet(0); + + /* This is really bad, but unjam the queue anyway. */ + if (!packet) + goto out; + + packet->host = priv->host; + packet->node_id = priv->wake_node; + /* + * A transaction label is all we really want. If we get one, it almost + * always means we can get a lot more because the ieee1394 core recycled + * a whole batch of tlabels, at last. + */ + if (hpsb_get_tlabel(packet) == 0) + hpsb_free_tlabel(packet); + + hpsb_free_packet(packet); +out: + netif_wake_queue(priv->wake_dev); +} + +/* * This function is called every time a card is found. It is generally called * when the module is installed. This is where we add all of our ethernet * devices. One for each host. @@ -564,16 +599,17 @@ static void ether1394_add_host(struct hpsb_host *host) } SET_MODULE_OWNER(dev); -#if 0 - /* FIXME - Is this the correct parent device anyway? */ - SET_NETDEV_DEV(dev, &host->device); -#endif + + /* This used to be &host->device in Linux 2.6.20 and before. */ + SET_NETDEV_DEV(dev, host->device.parent); priv = netdev_priv(dev); INIT_LIST_HEAD(&priv->ip_node_list); spin_lock_init(&priv->lock); priv->host = host; priv->local_fifo = fifo_addr; + INIT_WORK(&priv->wake, ether1394_wake_queue); + priv->wake_dev = dev; hi = hpsb_create_hostinfo(ð1394_highlevel, host, sizeof(*hi)); if (hi == NULL) { @@ -1390,22 +1426,17 @@ static int ether1394_prep_write_packet(struct hpsb_packet *p, u64 addr, void *data, int tx_len) { p->node_id = node; - p->data = NULL; - p->tcode = TCODE_WRITEB; - p->header[1] = host->node_id << 16 | addr >> 32; - p->header[2] = addr & 0xffffffff; + if (hpsb_get_tlabel(p)) + return -EAGAIN; + p->tcode = TCODE_WRITEB; p->header_size = 16; p->expect_response = 1; - - if (hpsb_get_tlabel(p)) { - ETH1394_PRINT_G(KERN_ERR, "Out of tlabels\n"); - return -1; - } p->header[0] = p->node_id << 16 | p->tlabel << 10 | 1 << 8 | TCODE_WRITEB << 4; - + p->header[1] = host->node_id << 16 | addr >> 32; + p->header[2] = addr & 0xffffffff; p->header[3] = tx_len << 16; p->data_size = (tx_len + 3) & ~3; p->data = data; @@ -1451,7 +1482,7 @@ static int ether1394_send_packet(struct packet_task *ptask, unsigned int tx_len) packet = ether1394_alloc_common_packet(priv->host); if (!packet) - return -1; + return -ENOMEM; if (ptask->tx_type == ETH1394_GASP) { int length = tx_len + 2 * sizeof(quadlet_t); @@ -1462,7 +1493,7 @@ static int ether1394_send_packet(struct packet_task *ptask, unsigned int tx_len) ptask->addr, ptask->skb->data, tx_len)) { hpsb_free_packet(packet); - return -1; + return -EAGAIN; } ptask->packet = packet; @@ -1471,7 +1502,7 @@ static int ether1394_send_packet(struct packet_task *ptask, unsigned int tx_len) if (hpsb_send_packet(packet) < 0) { ether1394_free_packet(packet); - return -1; + return -EIO; } return 0; @@ -1514,13 +1545,18 @@ static void ether1394_complete_cb(void *__ptask) ptask->outstanding_pkts--; if (ptask->outstanding_pkts > 0 && !fail) { - int tx_len; + int tx_len, err; /* Add the encapsulation header to the fragment */ tx_len = ether1394_encapsulate(ptask->skb, ptask->max_payload, &ptask->hdr); - if (ether1394_send_packet(ptask, tx_len)) + err = ether1394_send_packet(ptask, tx_len); + if (err) { + if (err == -EAGAIN) + ETH1394_PRINT_G(KERN_ERR, "Out of tlabels\n"); + ether1394_dg_complete(ptask, 1); + } } else { ether1394_dg_complete(ptask, fail); } @@ -1633,10 +1669,18 @@ static int ether1394_tx(struct sk_buff *skb, struct net_device *dev) /* Add the encapsulation header to the fragment */ tx_len = ether1394_encapsulate(skb, max_payload, &ptask->hdr); dev->trans_start = jiffies; - if (ether1394_send_packet(ptask, tx_len)) - goto fail; + if (ether1394_send_packet(ptask, tx_len)) { + if (dest_node == (LOCAL_BUS | ALL_NODES)) + goto fail; + + /* Most failures of ether1394_send_packet are recoverable. */ + netif_stop_queue(dev); + priv->wake_node = dest_node; + schedule_work(&priv->wake); + kmem_cache_free(packet_task_cache, ptask); + return NETDEV_TX_BUSY; + } - netif_wake_queue(dev); return NETDEV_TX_OK; fail: if (ptask) @@ -1650,9 +1694,6 @@ fail: priv->stats.tx_errors++; spin_unlock_irqrestore(&priv->lock, flags); - if (netif_queue_stopped(dev)) - netif_wake_queue(dev); - /* * FIXME: According to a patch from 2003-02-26, "returning non-zero * causes serious problems" here, allegedly. Before that patch, diff --git a/drivers/ieee1394/eth1394.h b/drivers/ieee1394/eth1394.h index a3439ee7cb4..4f3e2dd46f0 100644 --- a/drivers/ieee1394/eth1394.h +++ b/drivers/ieee1394/eth1394.h @@ -66,6 +66,10 @@ struct eth1394_priv { int bc_dgl; /* Outgoing broadcast datagram label */ struct list_head ip_node_list; /* List of IP capable nodes */ struct unit_directory *ud_list[ALL_NODES]; /* Cached unit dir list */ + + struct work_struct wake; /* Wake up after xmit failure */ + struct net_device *wake_dev; /* Stupid backlink for .wake */ + nodeid_t wake_node; /* Destination of failed xmit */ }; diff --git a/drivers/ieee1394/nodemgr.c b/drivers/ieee1394/nodemgr.c index 835937e3852..81b3864d2ba 100644 --- a/drivers/ieee1394/nodemgr.c +++ b/drivers/ieee1394/nodemgr.c @@ -976,7 +976,8 @@ static struct unit_directory *nodemgr_process_unit_directory ud->ne = ne; ud->ignore_driver = ignore_drivers; - ud->address = ud_kv->offset + CSR1212_CONFIG_ROM_SPACE_BASE; + ud->address = ud_kv->offset + CSR1212_REGISTER_SPACE_BASE; + ud->directory_id = ud->address & 0xffffff; ud->ud_kv = ud_kv; ud->id = (*id)++; @@ -1085,6 +1086,10 @@ static struct unit_directory *nodemgr_process_unit_directory break; + case CSR1212_KV_ID_DIRECTORY_ID: + ud->directory_id = kv->value.immediate; + break; + default: break; } diff --git a/drivers/ieee1394/nodemgr.h b/drivers/ieee1394/nodemgr.h index e7ac683c72c..4530b29d941 100644 --- a/drivers/ieee1394/nodemgr.h +++ b/drivers/ieee1394/nodemgr.h @@ -75,6 +75,7 @@ struct unit_directory { struct csr1212_keyval *model_name_kv; quadlet_t specifier_id; quadlet_t version; + quadlet_t directory_id; unsigned int id; diff --git a/drivers/ieee1394/raw1394.c b/drivers/ieee1394/raw1394.c index d382500f421..f1d05eeb9f5 100644 --- a/drivers/ieee1394/raw1394.c +++ b/drivers/ieee1394/raw1394.c @@ -936,6 +936,7 @@ static int handle_async_send(struct file_info *fi, struct pending_request *req) struct hpsb_packet *packet; int header_length = req->req.misc & 0xffff; int expect_response = req->req.misc >> 16; + size_t data_size; if (header_length > req->req.length || header_length < 12 || header_length > FIELD_SIZEOF(struct hpsb_packet, header)) { @@ -945,7 +946,8 @@ static int handle_async_send(struct file_info *fi, struct pending_request *req) return sizeof(struct raw1394_request); } - packet = hpsb_alloc_packet(req->req.length - header_length); + data_size = req->req.length - header_length; + packet = hpsb_alloc_packet(data_size); req->packet = packet; if (!packet) return -ENOMEM; @@ -960,7 +962,7 @@ static int handle_async_send(struct file_info *fi, struct pending_request *req) if (copy_from_user (packet->data, int2ptr(req->req.sendb) + header_length, - packet->data_size)) { + data_size)) { req->req.error = RAW1394_ERROR_MEMFAULT; req->req.length = 0; queue_complete_req(req); @@ -974,7 +976,7 @@ static int handle_async_send(struct file_info *fi, struct pending_request *req) packet->host = fi->host; packet->expect_response = expect_response; packet->header_size = header_length; - packet->data_size = req->req.length - header_length; + packet->data_size = data_size; req->req.length = 0; hpsb_set_packet_complete_task(packet, diff --git a/drivers/ieee1394/sbp2.c b/drivers/ieee1394/sbp2.c index 4cb6fa2bcfb..3f873cc7e24 100644 --- a/drivers/ieee1394/sbp2.c +++ b/drivers/ieee1394/sbp2.c @@ -70,6 +70,7 @@ #include <linux/stringify.h> #include <linux/types.h> #include <linux/wait.h> +#include <linux/workqueue.h> #include <asm/byteorder.h> #include <asm/errno.h> @@ -193,6 +194,27 @@ MODULE_PARM_DESC(workarounds, "Work around device bugs (default = 0" ", override internal blacklist = " __stringify(SBP2_WORKAROUND_OVERRIDE) ", or a combination)"); +/* + * This influences the format of the sysfs attribute + * /sys/bus/scsi/devices/.../ieee1394_id. + * + * The default format is like in older kernels: %016Lx:%d:%d + * It contains the target's EUI-64, a number given to the logical unit by + * the ieee1394 driver's nodemgr (starting at 0), and the LUN. + * + * The long format is: %016Lx:%06x:%04x + * It contains the target's EUI-64, the unit directory's directory_ID as per + * IEEE 1212 clause 7.7.19, and the LUN. This format comes closest to the + * format of SBP(-3) target port and logical unit identifier as per SAM (SCSI + * Architecture Model) rev.2 to 4 annex A. Therefore and because it is + * independent of the implementation of the ieee1394 nodemgr, the longer format + * is recommended for future use. + */ +static int sbp2_long_sysfs_ieee1394_id; +module_param_named(long_ieee1394_id, sbp2_long_sysfs_ieee1394_id, bool, 0644); +MODULE_PARM_DESC(long_ieee1394_id, "8+3+2 bytes format of ieee1394_id in sysfs " + "(default = backwards-compatible = N, SAM-conforming = Y)"); + #define SBP2_INFO(fmt, args...) HPSB_INFO("sbp2: "fmt, ## args) #define SBP2_ERR(fmt, args...) HPSB_ERR("sbp2: "fmt, ## args) @@ -2099,8 +2121,14 @@ static ssize_t sbp2_sysfs_ieee1394_id_show(struct device *dev, if (!(lu = (struct sbp2_lu *)sdev->host->hostdata[0])) return 0; - return sprintf(buf, "%016Lx:%d:%d\n", (unsigned long long)lu->ne->guid, - lu->ud->id, ORB_SET_LUN(lu->lun)); + if (sbp2_long_sysfs_ieee1394_id) + return sprintf(buf, "%016Lx:%06x:%04x\n", + (unsigned long long)lu->ne->guid, + lu->ud->directory_id, ORB_SET_LUN(lu->lun)); + else + return sprintf(buf, "%016Lx:%d:%d\n", + (unsigned long long)lu->ne->guid, + lu->ud->id, ORB_SET_LUN(lu->lun)); } MODULE_AUTHOR("Ben Collins <bcollins@debian.org>"); diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c index e840434a96d..40c004a2697 100644 --- a/drivers/infiniband/core/cm.c +++ b/drivers/infiniband/core/cm.c @@ -1297,26 +1297,29 @@ static struct cm_id_private * cm_match_req(struct cm_work *work, req_msg = (struct cm_req_msg *)work->mad_recv_wc->recv_buf.mad; - /* Check for duplicate REQ and stale connections. */ + /* Check for possible duplicate REQ. */ spin_lock_irqsave(&cm.lock, flags); timewait_info = cm_insert_remote_id(cm_id_priv->timewait_info); - if (!timewait_info) - timewait_info = cm_insert_remote_qpn(cm_id_priv->timewait_info); - if (timewait_info) { cur_cm_id_priv = cm_get_id(timewait_info->work.local_id, timewait_info->work.remote_id); - cm_cleanup_timewait(cm_id_priv->timewait_info); spin_unlock_irqrestore(&cm.lock, flags); if (cur_cm_id_priv) { cm_dup_req_handler(work, cur_cm_id_priv); cm_deref_id(cur_cm_id_priv); - } else - cm_issue_rej(work->port, work->mad_recv_wc, - IB_CM_REJ_STALE_CONN, CM_MSG_RESPONSE_REQ, - NULL, 0); - listen_cm_id_priv = NULL; - goto out; + } + return NULL; + } + + /* Check for stale connections. */ + timewait_info = cm_insert_remote_qpn(cm_id_priv->timewait_info); + if (timewait_info) { + cm_cleanup_timewait(cm_id_priv->timewait_info); + spin_unlock_irqrestore(&cm.lock, flags); + cm_issue_rej(work->port, work->mad_recv_wc, + IB_CM_REJ_STALE_CONN, CM_MSG_RESPONSE_REQ, + NULL, 0); + return NULL; } /* Find matching listen request. */ diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c index 2eb52b7a71d..32a0e66d2a2 100644 --- a/drivers/infiniband/core/cma.c +++ b/drivers/infiniband/core/cma.c @@ -2773,8 +2773,8 @@ static int cma_init(void) int ret; get_random_bytes(&next_port, sizeof next_port); - next_port = (next_port % (sysctl_local_port_range[1] - - sysctl_local_port_range[0])) + + next_port = ((unsigned int) next_port % + (sysctl_local_port_range[1] - sysctl_local_port_range[0])) + sysctl_local_port_range[0]; cma_wq = create_singlethread_workqueue("rdma_cm"); if (!cma_wq) diff --git a/drivers/infiniband/hw/amso1100/c2.c b/drivers/infiniband/hw/amso1100/c2.c index 58bc272bd40..0aecea67f3e 100644 --- a/drivers/infiniband/hw/amso1100/c2.c +++ b/drivers/infiniband/hw/amso1100/c2.c @@ -672,7 +672,7 @@ static int c2_up(struct net_device *netdev) * rdma interface. */ in_dev = in_dev_get(netdev); - in_dev->cnf.arp_ignore = 1; + IN_DEV_CONF_SET(in_dev, ARP_IGNORE, 1); in_dev_put(in_dev); return 0; diff --git a/drivers/infiniband/hw/ehca/hcp_if.c b/drivers/infiniband/hw/ehca/hcp_if.c index 7f0beec74f7..5766ae3a202 100644 --- a/drivers/infiniband/hw/ehca/hcp_if.c +++ b/drivers/infiniband/hw/ehca/hcp_if.c @@ -331,7 +331,7 @@ u64 hipz_h_alloc_resource_qp(const struct ipz_adapter_handle adapter_handle, 0); qp->ipz_qp_handle.handle = outs[0]; qp->real_qp_num = (u32)outs[1]; - parms->act_nr_send_sges = + parms->act_nr_send_wqes = (u16)EHCA_BMASK_GET(H_ALL_RES_QP_ACT_OUTST_SEND_WR, outs[2]); parms->act_nr_recv_wqes = (u16)EHCA_BMASK_GET(H_ALL_RES_QP_ACT_OUTST_RECV_WR, outs[2]); diff --git a/drivers/infiniband/hw/mlx4/qp.c b/drivers/infiniband/hw/mlx4/qp.c index a824bc5f79f..5c6d05427a0 100644 --- a/drivers/infiniband/hw/mlx4/qp.c +++ b/drivers/infiniband/hw/mlx4/qp.c @@ -189,18 +189,28 @@ static int send_wqe_overhead(enum ib_qp_type type) } static int set_rq_size(struct mlx4_ib_dev *dev, struct ib_qp_cap *cap, - struct mlx4_ib_qp *qp) + int is_user, int has_srq, struct mlx4_ib_qp *qp) { /* Sanity check RQ size before proceeding */ if (cap->max_recv_wr > dev->dev->caps.max_wqes || cap->max_recv_sge > dev->dev->caps.max_rq_sg) return -EINVAL; - qp->rq.max = cap->max_recv_wr ? roundup_pow_of_two(cap->max_recv_wr) : 0; + if (has_srq) { + /* QPs attached to an SRQ should have no RQ */ + if (cap->max_recv_wr) + return -EINVAL; - qp->rq.wqe_shift = ilog2(roundup_pow_of_two(cap->max_recv_sge * - sizeof (struct mlx4_wqe_data_seg))); - qp->rq.max_gs = (1 << qp->rq.wqe_shift) / sizeof (struct mlx4_wqe_data_seg); + qp->rq.max = qp->rq.max_gs = 0; + } else { + /* HW requires >= 1 RQ entry with >= 1 gather entry */ + if (is_user && (!cap->max_recv_wr || !cap->max_recv_sge)) + return -EINVAL; + + qp->rq.max = roundup_pow_of_two(max(1, cap->max_recv_wr)); + qp->rq.max_gs = roundup_pow_of_two(max(1, cap->max_recv_sge)); + qp->rq.wqe_shift = ilog2(qp->rq.max_gs * sizeof (struct mlx4_wqe_data_seg)); + } cap->max_recv_wr = qp->rq.max; cap->max_recv_sge = qp->rq.max_gs; @@ -270,9 +280,7 @@ static int create_qp_common(struct mlx4_ib_dev *dev, struct ib_pd *pd, struct ib_qp_init_attr *init_attr, struct ib_udata *udata, int sqpn, struct mlx4_ib_qp *qp) { - struct mlx4_wqe_ctrl_seg *ctrl; int err; - int i; mutex_init(&qp->mutex); spin_lock_init(&qp->sq.lock); @@ -287,7 +295,7 @@ static int create_qp_common(struct mlx4_ib_dev *dev, struct ib_pd *pd, qp->sq.head = 0; qp->sq.tail = 0; - err = set_rq_size(dev, &init_attr->cap, qp); + err = set_rq_size(dev, &init_attr->cap, !!pd->uobject, !!init_attr->srq, qp); if (err) goto err; @@ -319,20 +327,24 @@ static int create_qp_common(struct mlx4_ib_dev *dev, struct ib_pd *pd, if (err) goto err_mtt; - err = mlx4_ib_db_map_user(to_mucontext(pd->uobject->context), - ucmd.db_addr, &qp->db); - if (err) - goto err_mtt; + if (!init_attr->srq) { + err = mlx4_ib_db_map_user(to_mucontext(pd->uobject->context), + ucmd.db_addr, &qp->db); + if (err) + goto err_mtt; + } } else { err = set_kernel_sq_size(dev, &init_attr->cap, init_attr->qp_type, qp); if (err) goto err; - err = mlx4_ib_db_alloc(dev, &qp->db, 0); - if (err) - goto err; + if (!init_attr->srq) { + err = mlx4_ib_db_alloc(dev, &qp->db, 0); + if (err) + goto err; - *qp->db.db = 0; + *qp->db.db = 0; + } if (mlx4_buf_alloc(dev->dev, qp->buf_size, PAGE_SIZE * 2, &qp->buf)) { err = -ENOMEM; @@ -348,11 +360,6 @@ static int create_qp_common(struct mlx4_ib_dev *dev, struct ib_pd *pd, if (err) goto err_mtt; - for (i = 0; i < qp->sq.max; ++i) { - ctrl = get_send_wqe(qp, i); - ctrl->owner_opcode = cpu_to_be32(1 << 31); - } - qp->sq.wrid = kmalloc(qp->sq.max * sizeof (u64), GFP_KERNEL); qp->rq.wrid = kmalloc(qp->rq.max * sizeof (u64), GFP_KERNEL); @@ -386,7 +393,7 @@ static int create_qp_common(struct mlx4_ib_dev *dev, struct ib_pd *pd, return 0; err_wrid: - if (pd->uobject) + if (pd->uobject && !init_attr->srq) mlx4_ib_db_unmap_user(to_mucontext(pd->uobject->context), &qp->db); else { kfree(qp->sq.wrid); @@ -403,7 +410,7 @@ err_buf: mlx4_buf_free(dev->dev, qp->buf_size, &qp->buf); err_db: - if (!pd->uobject) + if (!pd->uobject && !init_attr->srq) mlx4_ib_db_free(dev, &qp->db); err: @@ -481,14 +488,16 @@ static void destroy_qp_common(struct mlx4_ib_dev *dev, struct mlx4_ib_qp *qp, mlx4_mtt_cleanup(dev->dev, &qp->mtt); if (is_user) { - mlx4_ib_db_unmap_user(to_mucontext(qp->ibqp.uobject->context), - &qp->db); + if (!qp->ibqp.srq) + mlx4_ib_db_unmap_user(to_mucontext(qp->ibqp.uobject->context), + &qp->db); ib_umem_release(qp->umem); } else { kfree(qp->sq.wrid); kfree(qp->rq.wrid); mlx4_buf_free(dev->dev, qp->buf_size, &qp->buf); - mlx4_ib_db_free(dev, &qp->db); + if (!qp->ibqp.srq) + mlx4_ib_db_free(dev, &qp->db); } } @@ -763,11 +772,6 @@ static int __mlx4_ib_modify_qp(struct ib_qp *ibqp, optpar |= MLX4_QP_OPTPAR_PKEY_INDEX; } - if (attr_mask & IB_QP_RNR_RETRY) { - context->params1 |= cpu_to_be32(attr->rnr_retry << 13); - optpar |= MLX4_QP_OPTPAR_RNR_RETRY; - } - if (attr_mask & IB_QP_AV) { if (mlx4_set_path(dev, &attr->ah_attr, &context->pri_path, attr_mask & IB_QP_PORT ? attr->port_num : qp->port)) { @@ -803,6 +807,12 @@ static int __mlx4_ib_modify_qp(struct ib_qp *ibqp, context->pd = cpu_to_be32(to_mpd(ibqp->pd)->pdn); context->params1 = cpu_to_be32(MLX4_IB_ACK_REQ_FREQ << 28); + + if (attr_mask & IB_QP_RNR_RETRY) { + context->params1 |= cpu_to_be32(attr->rnr_retry << 13); + optpar |= MLX4_QP_OPTPAR_RNR_RETRY; + } + if (attr_mask & IB_QP_RETRY_CNT) { context->params1 |= cpu_to_be32(attr->retry_cnt << 16); optpar |= MLX4_QP_OPTPAR_RETRY_COUNT; @@ -852,7 +862,7 @@ static int __mlx4_ib_modify_qp(struct ib_qp *ibqp, if (ibqp->srq) context->srqn = cpu_to_be32(1 << 24 | to_msrq(ibqp->srq)->msrq.srqn); - if (cur_state == IB_QPS_RESET && new_state == IB_QPS_INIT) + if (!ibqp->srq && cur_state == IB_QPS_RESET && new_state == IB_QPS_INIT) context->db_rec_addr = cpu_to_be64(qp->db.dma); if (cur_state == IB_QPS_INIT && @@ -872,6 +882,21 @@ static int __mlx4_ib_modify_qp(struct ib_qp *ibqp, else sqd_event = 0; + /* + * Before passing a kernel QP to the HW, make sure that the + * ownership bits of the send queue are set so that the + * hardware doesn't start processing stale work requests. + */ + if (!ibqp->uobject && cur_state == IB_QPS_RESET && new_state == IB_QPS_INIT) { + struct mlx4_wqe_ctrl_seg *ctrl; + int i; + + for (i = 0; i < qp->sq.max; ++i) { + ctrl = get_send_wqe(qp, i); + ctrl->owner_opcode = cpu_to_be32(1 << 31); + } + } + err = mlx4_qp_modify(dev->dev, &qp->mtt, to_mlx4_state(cur_state), to_mlx4_state(new_state), context, optpar, sqd_event, &qp->mqp); @@ -919,7 +944,8 @@ static int __mlx4_ib_modify_qp(struct ib_qp *ibqp, qp->rq.tail = 0; qp->sq.head = 0; qp->sq.tail = 0; - *qp->db.db = 0; + if (!ibqp->srq) + *qp->db.db = 0; } out: diff --git a/drivers/infiniband/hw/mthca/mthca_cmd.c b/drivers/infiniband/hw/mthca/mthca_cmd.c index 38102520ffb..f40558d7647 100644 --- a/drivers/infiniband/hw/mthca/mthca_cmd.c +++ b/drivers/infiniband/hw/mthca/mthca_cmd.c @@ -772,7 +772,7 @@ int mthca_QUERY_FW(struct mthca_dev *dev, u8 *status) MTHCA_GET(dev->fw_ver, outbox, QUERY_FW_VER_OFFSET); /* - * FW subminor version is at more signifant bits than minor + * FW subminor version is at more significant bits than minor * version, so swap here. */ dev->fw_ver = (dev->fw_ver & 0xffff00000000ull) | diff --git a/drivers/infiniband/hw/mthca/mthca_qp.c b/drivers/infiniband/hw/mthca/mthca_qp.c index 027664979fe..eef415b12b2 100644 --- a/drivers/infiniband/hw/mthca/mthca_qp.c +++ b/drivers/infiniband/hw/mthca/mthca_qp.c @@ -2284,10 +2284,10 @@ void mthca_free_err_wqe(struct mthca_dev *dev, struct mthca_qp *qp, int is_send, struct mthca_next_seg *next; /* - * For SRQs, all WQEs generate a CQE, so we're always at the - * end of the doorbell chain. + * For SRQs, all receive WQEs generate a CQE, so we're always + * at the end of the doorbell chain. */ - if (qp->ibqp.srq) { + if (qp->ibqp.srq && !is_send) { *new_wqe = 0; return; } diff --git a/drivers/infiniband/ulp/ipoib/ipoib.h b/drivers/infiniband/ulp/ipoib/ipoib.h index a0b3782c762..285c143115c 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib.h +++ b/drivers/infiniband/ulp/ipoib/ipoib.h @@ -156,7 +156,7 @@ struct ipoib_cm_data { * - and then invoke a Destroy QP or Reset QP. * * We use the second option and wait for a completion on the - * rx_drain_qp before destroying QPs attached to our SRQ. + * same CQ before destroying QPs attached to our SRQ. */ enum ipoib_cm_state { @@ -199,7 +199,6 @@ struct ipoib_cm_dev_priv { struct ib_srq *srq; struct ipoib_cm_rx_buf *srq_ring; struct ib_cm_id *id; - struct ib_qp *rx_drain_qp; /* generates WR described in 10.3.1 */ struct list_head passive_ids; /* state: LIVE */ struct list_head rx_error_list; /* state: ERROR */ struct list_head rx_flush_list; /* state: FLUSH, drain not started */ @@ -429,6 +428,7 @@ int ipoib_vlan_delete(struct net_device *pdev, unsigned short pkey); void ipoib_pkey_poll(struct work_struct *work); int ipoib_pkey_dev_delay_open(struct net_device *dev); +void ipoib_drain_cq(struct net_device *dev); #ifdef CONFIG_INFINIBAND_IPOIB_CM diff --git a/drivers/infiniband/ulp/ipoib/ipoib_cm.c b/drivers/infiniband/ulp/ipoib/ipoib_cm.c index ffec794b791..076a0bbb63d 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_cm.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_cm.c @@ -69,8 +69,9 @@ static struct ib_qp_attr ipoib_cm_err_attr = { #define IPOIB_CM_RX_DRAIN_WRID 0x7fffffff -static struct ib_recv_wr ipoib_cm_rx_drain_wr = { - .wr_id = IPOIB_CM_RX_DRAIN_WRID +static struct ib_send_wr ipoib_cm_rx_drain_wr = { + .wr_id = IPOIB_CM_RX_DRAIN_WRID, + .opcode = IB_WR_SEND, }; static int ipoib_cm_tx_handler(struct ib_cm_id *cm_id, @@ -163,16 +164,22 @@ partial_error: static void ipoib_cm_start_rx_drain(struct ipoib_dev_priv* priv) { - struct ib_recv_wr *bad_wr; + struct ib_send_wr *bad_wr; + struct ipoib_cm_rx *p; - /* rx_drain_qp send queue depth is 1, so + /* We only reserved 1 extra slot in CQ for drain WRs, so * make sure we have at most 1 outstanding WR. */ if (list_empty(&priv->cm.rx_flush_list) || !list_empty(&priv->cm.rx_drain_list)) return; - if (ib_post_recv(priv->cm.rx_drain_qp, &ipoib_cm_rx_drain_wr, &bad_wr)) - ipoib_warn(priv, "failed to post rx_drain wr\n"); + /* + * QPs on flush list are error state. This way, a "flush + * error" WC will be immediately generated for each WR we post. + */ + p = list_entry(priv->cm.rx_flush_list.next, typeof(*p), list); + if (ib_post_send(p->qp, &ipoib_cm_rx_drain_wr, &bad_wr)) + ipoib_warn(priv, "failed to post drain wr\n"); list_splice_init(&priv->cm.rx_flush_list, &priv->cm.rx_drain_list); } @@ -199,10 +206,10 @@ static struct ib_qp *ipoib_cm_create_rx_qp(struct net_device *dev, struct ipoib_dev_priv *priv = netdev_priv(dev); struct ib_qp_init_attr attr = { .event_handler = ipoib_cm_rx_event_handler, - .send_cq = priv->cq, /* does not matter, we never send anything */ + .send_cq = priv->cq, /* For drain WR */ .recv_cq = priv->cq, .srq = priv->cm.srq, - .cap.max_send_wr = 1, /* FIXME: 0 Seems not to work */ + .cap.max_send_wr = 1, /* For drain WR */ .cap.max_send_sge = 1, /* FIXME: 0 Seems not to work */ .sq_sig_type = IB_SIGNAL_ALL_WR, .qp_type = IB_QPT_RC, @@ -242,6 +249,27 @@ static int ipoib_cm_modify_rx_qp(struct net_device *dev, ipoib_warn(priv, "failed to modify QP to RTR: %d\n", ret); return ret; } + + /* + * Current Mellanox HCA firmware won't generate completions + * with error for drain WRs unless the QP has been moved to + * RTS first. This work-around leaves a window where a QP has + * moved to error asynchronously, but this will eventually get + * fixed in firmware, so let's not error out if modify QP + * fails. + */ + qp_attr.qp_state = IB_QPS_RTS; + ret = ib_cm_init_qp_attr(cm_id, &qp_attr, &qp_attr_mask); + if (ret) { + ipoib_warn(priv, "failed to init QP attr for RTS: %d\n", ret); + return 0; + } + ret = ib_modify_qp(qp, &qp_attr, qp_attr_mask); + if (ret) { + ipoib_warn(priv, "failed to modify QP to RTS: %d\n", ret); + return 0; + } + return 0; } @@ -623,38 +651,11 @@ static void ipoib_cm_tx_completion(struct ib_cq *cq, void *tx_ptr) int ipoib_cm_dev_open(struct net_device *dev) { struct ipoib_dev_priv *priv = netdev_priv(dev); - struct ib_qp_init_attr qp_init_attr = { - .send_cq = priv->cq, /* does not matter, we never send anything */ - .recv_cq = priv->cq, - .cap.max_send_wr = 1, /* FIXME: 0 Seems not to work */ - .cap.max_send_sge = 1, /* FIXME: 0 Seems not to work */ - .cap.max_recv_wr = 1, - .cap.max_recv_sge = 1, /* FIXME: 0 Seems not to work */ - .sq_sig_type = IB_SIGNAL_ALL_WR, - .qp_type = IB_QPT_UC, - }; int ret; if (!IPOIB_CM_SUPPORTED(dev->dev_addr)) return 0; - priv->cm.rx_drain_qp = ib_create_qp(priv->pd, &qp_init_attr); - if (IS_ERR(priv->cm.rx_drain_qp)) { - printk(KERN_WARNING "%s: failed to create CM ID\n", priv->ca->name); - ret = PTR_ERR(priv->cm.rx_drain_qp); - return ret; - } - - /* - * We put the QP in error state directly. This way, a "flush - * error" WC will be immediately generated for each WR we post. - */ - ret = ib_modify_qp(priv->cm.rx_drain_qp, &ipoib_cm_err_attr, IB_QP_STATE); - if (ret) { - ipoib_warn(priv, "failed to modify drain QP to error: %d\n", ret); - goto err_qp; - } - priv->cm.id = ib_create_cm_id(priv->ca, ipoib_cm_rx_handler, dev); if (IS_ERR(priv->cm.id)) { printk(KERN_WARNING "%s: failed to create CM ID\n", priv->ca->name); @@ -676,8 +677,6 @@ err_listen: ib_destroy_cm_id(priv->cm.id); err_cm: priv->cm.id = NULL; -err_qp: - ib_destroy_qp(priv->cm.rx_drain_qp); return ret; } @@ -713,7 +712,7 @@ void ipoib_cm_dev_stop(struct net_device *dev) while (!list_empty(&priv->cm.rx_error_list) || !list_empty(&priv->cm.rx_flush_list) || !list_empty(&priv->cm.rx_drain_list)) { - if (!time_after(jiffies, begin + 5 * HZ)) { + if (time_after(jiffies, begin + 5 * HZ)) { ipoib_warn(priv, "RX drain timing out\n"); /* @@ -726,6 +725,7 @@ void ipoib_cm_dev_stop(struct net_device *dev) } spin_unlock_irq(&priv->lock); msleep(1); + ipoib_drain_cq(dev); spin_lock_irq(&priv->lock); } @@ -739,7 +739,6 @@ void ipoib_cm_dev_stop(struct net_device *dev) kfree(p); } - ib_destroy_qp(priv->cm.rx_drain_qp); cancel_delayed_work(&priv->cm.stale_task); } diff --git a/drivers/infiniband/ulp/ipoib/ipoib_ib.c b/drivers/infiniband/ulp/ipoib/ipoib_ib.c index c1aad06eb4e..8404f05b2b6 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_ib.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_ib.c @@ -550,13 +550,30 @@ static int recvs_pending(struct net_device *dev) return pending; } +void ipoib_drain_cq(struct net_device *dev) +{ + struct ipoib_dev_priv *priv = netdev_priv(dev); + int i, n; + do { + n = ib_poll_cq(priv->cq, IPOIB_NUM_WC, priv->ibwc); + for (i = 0; i < n; ++i) { + if (priv->ibwc[i].wr_id & IPOIB_CM_OP_SRQ) + ipoib_cm_handle_rx_wc(dev, priv->ibwc + i); + else if (priv->ibwc[i].wr_id & IPOIB_OP_RECV) + ipoib_ib_handle_rx_wc(dev, priv->ibwc + i); + else + ipoib_ib_handle_tx_wc(dev, priv->ibwc + i); + } + } while (n == IPOIB_NUM_WC); +} + int ipoib_ib_dev_stop(struct net_device *dev, int flush) { struct ipoib_dev_priv *priv = netdev_priv(dev); struct ib_qp_attr qp_attr; unsigned long begin; struct ipoib_tx_buf *tx_req; - int i, n; + int i; clear_bit(IPOIB_FLAG_INITIALIZED, &priv->flags); netif_poll_disable(dev); @@ -611,17 +628,7 @@ int ipoib_ib_dev_stop(struct net_device *dev, int flush) goto timeout; } - do { - n = ib_poll_cq(priv->cq, IPOIB_NUM_WC, priv->ibwc); - for (i = 0; i < n; ++i) { - if (priv->ibwc[i].wr_id & IPOIB_CM_OP_SRQ) - ipoib_cm_handle_rx_wc(dev, priv->ibwc + i); - else if (priv->ibwc[i].wr_id & IPOIB_OP_RECV) - ipoib_ib_handle_rx_wc(dev, priv->ibwc + i); - else - ipoib_ib_handle_tx_wc(dev, priv->ibwc + i); - } - } while (n == IPOIB_NUM_WC); + ipoib_drain_cq(dev); msleep(1); } diff --git a/drivers/input/Kconfig b/drivers/input/Kconfig index f814fb3a469..2d87357e2b2 100644 --- a/drivers/input/Kconfig +++ b/drivers/input/Kconfig @@ -39,6 +39,19 @@ config INPUT_FF_MEMLESS To compile this driver as a module, choose M here: the module will be called ff-memless. +config INPUT_POLLDEV + tristate "Polled input device skeleton" + help + Say Y here if you are using a driver for an input + device that periodically polls hardware state. This + option is only useful for out-of-tree drivers since + in-tree drivers select it automatically. + + If unsure, say N. + + To compile this driver as a module, choose M here: the + module will be called input-polldev. + comment "Userland interfaces" config INPUT_MOUSEDEV diff --git a/drivers/input/Makefile b/drivers/input/Makefile index 8a2dd987546..15eb752697b 100644 --- a/drivers/input/Makefile +++ b/drivers/input/Makefile @@ -8,6 +8,7 @@ obj-$(CONFIG_INPUT) += input-core.o input-core-objs := input.o ff-core.o obj-$(CONFIG_INPUT_FF_MEMLESS) += ff-memless.o +obj-$(CONFIG_INPUT_POLLDEV) += input-polldev.o obj-$(CONFIG_INPUT_MOUSEDEV) += mousedev.o obj-$(CONFIG_INPUT_JOYDEV) += joydev.o diff --git a/drivers/input/evdev.c b/drivers/input/evdev.c index b234729706b..be6b93c20f6 100644 --- a/drivers/input/evdev.c +++ b/drivers/input/evdev.c @@ -699,9 +699,9 @@ static void evdev_disconnect(struct input_handle *handle) if (evdev->open) { input_flush_device(handle, NULL); input_close_device(handle); - wake_up_interruptible(&evdev->wait); list_for_each_entry(client, &evdev->client_list, node) kill_fasync(&client->fasync, SIGIO, POLL_HUP); + wake_up_interruptible(&evdev->wait); } else evdev_free(evdev); } diff --git a/drivers/input/misc/input-polldev.c b/drivers/input/input-polldev.c index 1b2b9c9c5d8..b773d4c756a 100644 --- a/drivers/input/misc/input-polldev.c +++ b/drivers/input/input-polldev.c @@ -12,6 +12,11 @@ #include <linux/mutex.h> #include <linux/input-polldev.h> +MODULE_AUTHOR("Dmitry Torokhov <dtor@mail.ru>"); +MODULE_DESCRIPTION("Generic implementation of a polled input device"); +MODULE_LICENSE("GPL v2"); +MODULE_VERSION("0.1"); + static DEFINE_MUTEX(polldev_mutex); static int polldev_users; static struct workqueue_struct *polldev_wq; diff --git a/drivers/input/joydev.c b/drivers/input/joydev.c index 06f0541b24d..10e3b7bc925 100644 --- a/drivers/input/joydev.c +++ b/drivers/input/joydev.c @@ -594,9 +594,9 @@ static void joydev_disconnect(struct input_handle *handle) if (joydev->open) { input_close_device(handle); - wake_up_interruptible(&joydev->wait); list_for_each_entry(client, &joydev->client_list, node) kill_fasync(&client->fasync, SIGIO, POLL_HUP); + wake_up_interruptible(&joydev->wait); } else joydev_free(joydev); } diff --git a/drivers/input/joystick/db9.c b/drivers/input/joystick/db9.c index 86ad1027e12..b069ee18e35 100644 --- a/drivers/input/joystick/db9.c +++ b/drivers/input/joystick/db9.c @@ -54,7 +54,7 @@ static struct db9_config db9_cfg[DB9_MAX_PORTS] __initdata; module_param_array_named(dev, db9_cfg[0].args, int, &db9_cfg[0].nargs, 0); MODULE_PARM_DESC(dev, "Describes first attached device (<parport#>,<type>)"); -module_param_array_named(dev2, db9_cfg[1].args, int, &db9_cfg[0].nargs, 0); +module_param_array_named(dev2, db9_cfg[1].args, int, &db9_cfg[1].nargs, 0); MODULE_PARM_DESC(dev2, "Describes second attached device (<parport#>,<type>)"); module_param_array_named(dev3, db9_cfg[2].args, int, &db9_cfg[2].nargs, 0); MODULE_PARM_DESC(dev3, "Describes third attached device (<parport#>,<type>)"); diff --git a/drivers/input/joystick/iforce/iforce-main.c b/drivers/input/joystick/iforce/iforce-main.c index fb129c479a6..682244b1c04 100644 --- a/drivers/input/joystick/iforce/iforce-main.c +++ b/drivers/input/joystick/iforce/iforce-main.c @@ -370,10 +370,8 @@ int iforce_init_device(struct iforce *iforce) /* * Disable spring, enable force feedback. - * FIXME: We should use iforce_set_autocenter() et al here. */ - - iforce_send_packet(iforce, FF_CMD_AUTOCENTER, "\004\000"); + iforce_set_autocenter(input_dev, 0); /* * Find appropriate device entry diff --git a/drivers/input/joystick/iforce/iforce-packets.c b/drivers/input/joystick/iforce/iforce-packets.c index 21c4e13d3a5..3154ccd7400 100644 --- a/drivers/input/joystick/iforce/iforce-packets.c +++ b/drivers/input/joystick/iforce/iforce-packets.c @@ -246,6 +246,8 @@ void iforce_process_packet(struct iforce *iforce, u16 cmd, unsigned char *data) int iforce_get_id_packet(struct iforce *iforce, char *packet) { + int status; + switch (iforce->bus) { case IFORCE_USB: @@ -254,18 +256,22 @@ int iforce_get_id_packet(struct iforce *iforce, char *packet) iforce->cr.bRequest = packet[0]; iforce->ctrl->dev = iforce->usbdev; - if (usb_submit_urb(iforce->ctrl, GFP_ATOMIC)) + status = usb_submit_urb(iforce->ctrl, GFP_ATOMIC); + if (status) { + err("usb_submit_urb failed %d", status); return -1; + } wait_event_interruptible_timeout(iforce->wait, iforce->ctrl->status != -EINPROGRESS, HZ); if (iforce->ctrl->status) { + dbg("iforce->ctrl->status = %d", iforce->ctrl->status); usb_unlink_urb(iforce->ctrl); return -1; } #else - err("iforce_get_id_packet: iforce->bus = USB!"); + dbg("iforce_get_id_packet: iforce->bus = USB!"); #endif break; diff --git a/drivers/input/joystick/iforce/iforce-usb.c b/drivers/input/joystick/iforce/iforce-usb.c index 750099d8e3c..1457b73850e 100644 --- a/drivers/input/joystick/iforce/iforce-usb.c +++ b/drivers/input/joystick/iforce/iforce-usb.c @@ -65,6 +65,7 @@ void iforce_usb_xmit(struct iforce *iforce) XMIT_INC(iforce->xmit.tail, n); if ( (n=usb_submit_urb(iforce->out, GFP_ATOMIC)) ) { + clear_bit(IFORCE_XMIT_RUNNING, iforce->xmit_flags); warn("usb_submit_urb failed %d\n", n); } @@ -163,8 +164,8 @@ static int iforce_usb_probe(struct usb_interface *intf, usb_fill_int_urb(iforce->irq, dev, usb_rcvintpipe(dev, epirq->bEndpointAddress), iforce->data, 16, iforce_usb_irq, iforce, epirq->bInterval); - usb_fill_bulk_urb(iforce->out, dev, usb_sndbulkpipe(dev, epout->bEndpointAddress), - iforce + 1, 32, iforce_usb_out, iforce); + usb_fill_int_urb(iforce->out, dev, usb_sndintpipe(dev, epout->bEndpointAddress), + iforce + 1, 32, iforce_usb_out, iforce, epout->bInterval); usb_fill_control_urb(iforce->ctrl, dev, usb_rcvctrlpipe(dev, 0), (void*) &iforce->cr, iforce->edata, 16, iforce_usb_ctrl, iforce); diff --git a/drivers/input/keyboard/pxa27x_keyboard.c b/drivers/input/keyboard/pxa27x_keyboard.c index 06eaf766d9d..f9e82c9ca42 100644 --- a/drivers/input/keyboard/pxa27x_keyboard.c +++ b/drivers/input/keyboard/pxa27x_keyboard.c @@ -104,7 +104,7 @@ static int pxakbd_open(struct input_dev *dev) KPREC = 0x7F; /* Enable unit clock */ - pxa_set_cken(CKEN19_KEYPAD, 1); + pxa_set_cken(CKEN_KEYPAD, 1); return 0; } @@ -112,7 +112,7 @@ static int pxakbd_open(struct input_dev *dev) static void pxakbd_close(struct input_dev *dev) { /* Disable clock unit */ - pxa_set_cken(CKEN19_KEYPAD, 0); + pxa_set_cken(CKEN_KEYPAD, 0); } #ifdef CONFIG_PM @@ -185,7 +185,7 @@ static int __devinit pxakbd_probe(struct platform_device *pdev) DRIVER_NAME, pdev); if (error) { printk(KERN_ERR "Cannot request keypad IRQ\n"); - pxa_set_cken(CKEN19_KEYPAD, 0); + pxa_set_cken(CKEN_KEYPAD, 0); goto err_free_dev; } diff --git a/drivers/input/misc/Kconfig b/drivers/input/misc/Kconfig index 842a7b4d16f..88e29074ac9 100644 --- a/drivers/input/misc/Kconfig +++ b/drivers/input/misc/Kconfig @@ -170,17 +170,6 @@ config INPUT_UINPUT To compile this driver as a module, choose M here: the module will be called uinput. -config INPUT_POLLDEV - tristate "Polled input device skeleton" - help - Say Y here if you are using a driver for an input - device that periodically polls hardware state. This - option is only useful for out-of-tree drivers since - in-tree drivers select it automatically. - - To compile this driver as a module, choose M here: the - module will be called input-polldev. - config HP_SDC_RTC tristate "HP SDC Real Time Clock" depends on GSC || HP300 diff --git a/drivers/input/misc/Makefile b/drivers/input/misc/Makefile index 8b2f7799e25..3585b503841 100644 --- a/drivers/input/misc/Makefile +++ b/drivers/input/misc/Makefile @@ -4,7 +4,6 @@ # Each configuration option enables a list of files. -obj-$(CONFIG_INPUT_POLLDEV) += input-polldev.o obj-$(CONFIG_INPUT_SPARCSPKR) += sparcspkr.o obj-$(CONFIG_INPUT_PCSPKR) += pcspkr.o obj-$(CONFIG_INPUT_M68K_BEEP) += m68kspkr.o diff --git a/drivers/input/mouse/Kconfig b/drivers/input/mouse/Kconfig index eb0167e9f0c..50e06e8dd05 100644 --- a/drivers/input/mouse/Kconfig +++ b/drivers/input/mouse/Kconfig @@ -48,7 +48,7 @@ config MOUSE_PS2_ALPS If unsure, say Y. config MOUSE_PS2_LOGIPS2PP - bool "Logictech PS/2++ mouse protocol extension" if EMBEDDED + bool "Logitech PS/2++ mouse protocol extension" if EMBEDDED default y depends on MOUSE_PS2 help diff --git a/drivers/input/mouse/alps.c b/drivers/input/mouse/alps.c index cf3e4664e72..2c5f11a4f6b 100644 --- a/drivers/input/mouse/alps.c +++ b/drivers/input/mouse/alps.c @@ -251,11 +251,15 @@ static const struct alps_model_info *alps_get_model(struct psmouse *psmouse, int dbg("E7 report: %2.2x %2.2x %2.2x", param[0], param[1], param[2]); - for (i = 0; i < ARRAY_SIZE(rates) && param[2] != rates[i]; i++); - *version = (param[0] << 8) | (param[1] << 4) | i; + if (version) { + for (i = 0; i < ARRAY_SIZE(rates) && param[2] != rates[i]; i++) + /* empty */; + *version = (param[0] << 8) | (param[1] << 4) | i; + } for (i = 0; i < ARRAY_SIZE(alps_model_data); i++) - if (!memcmp(param, alps_model_data[i].signature, sizeof(alps_model_data[i].signature))) + if (!memcmp(param, alps_model_data[i].signature, + sizeof(alps_model_data[i].signature))) return alps_model_data + i; return NULL; @@ -380,32 +384,46 @@ static int alps_poll(struct psmouse *psmouse) return 0; } -static int alps_reconnect(struct psmouse *psmouse) +static int alps_hw_init(struct psmouse *psmouse, int *version) { struct alps_data *priv = psmouse->private; - int version; - - psmouse_reset(psmouse); - if (!(priv->i = alps_get_model(psmouse, &version))) + priv->i = alps_get_model(psmouse, version); + if (!priv->i) return -1; if ((priv->i->flags & ALPS_PASS) && alps_passthrough_mode(psmouse, 1)) return -1; if (alps_tap_mode(psmouse, 1)) { - printk(KERN_WARNING "alps.c: Failed to reenable hardware tapping\n"); + printk(KERN_WARNING "alps.c: Failed to enable hardware tapping\n"); return -1; } if (alps_absolute_mode(psmouse)) { - printk(KERN_ERR "alps.c: Failed to reenable absolute mode\n"); + printk(KERN_ERR "alps.c: Failed to enable absolute mode\n"); return -1; } if ((priv->i->flags & ALPS_PASS) && alps_passthrough_mode(psmouse, 0)) return -1; + /* ALPS needs stream mode, otherwise it won't report any data */ + if (ps2_command(&psmouse->ps2dev, NULL, PSMOUSE_CMD_SETSTREAM)) { + printk(KERN_ERR "alps.c: Failed to enable stream mode\n"); + return -1; + } + + return 0; +} + +static int alps_reconnect(struct psmouse *psmouse) +{ + psmouse_reset(psmouse); + + if (alps_hw_init(psmouse, NULL)) + return -1; + return 0; } @@ -430,23 +448,9 @@ int alps_init(struct psmouse *psmouse) goto init_fail; priv->dev2 = dev2; + psmouse->private = priv; - priv->i = alps_get_model(psmouse, &version); - if (!priv->i) - goto init_fail; - - if ((priv->i->flags & ALPS_PASS) && alps_passthrough_mode(psmouse, 1)) - goto init_fail; - - if (alps_tap_mode(psmouse, 1)) - printk(KERN_WARNING "alps.c: Failed to enable hardware tapping\n"); - - if (alps_absolute_mode(psmouse)) { - printk(KERN_ERR "alps.c: Failed to enable absolute mode\n"); - goto init_fail; - } - - if ((priv->i->flags & ALPS_PASS) && alps_passthrough_mode(psmouse, 0)) + if (alps_hw_init(psmouse, &version)) goto init_fail; dev1->evbit[LONG(EV_KEY)] |= BIT(EV_KEY); @@ -493,13 +497,13 @@ int alps_init(struct psmouse *psmouse) /* We are having trouble resyncing ALPS touchpads so disable it for now */ psmouse->resync_time = 0; - psmouse->private = priv; return 0; init_fail: psmouse_reset(psmouse); input_free_device(dev2); kfree(priv); + psmouse->private = NULL; return -1; } diff --git a/drivers/input/mouse/logips2pp.c b/drivers/input/mouse/logips2pp.c index 9df74b72e6c..0c5660d28ca 100644 --- a/drivers/input/mouse/logips2pp.c +++ b/drivers/input/mouse/logips2pp.c @@ -221,6 +221,7 @@ static const struct ps2pp_info *get_model_info(unsigned char model) { 66, PS2PP_KIND_MX, /* MX3100 reciver */ PS2PP_WHEEL | PS2PP_SIDE_BTN | PS2PP_TASK_BTN | PS2PP_EXTRA_BTN | PS2PP_NAV_BTN | PS2PP_HWHEEL }, + { 72, PS2PP_KIND_TRACKMAN, 0 }, /* T-CH11: TrackMan Marble */ { 73, 0, PS2PP_SIDE_BTN }, { 75, PS2PP_KIND_WHEEL, PS2PP_WHEEL }, { 76, PS2PP_KIND_WHEEL, PS2PP_WHEEL }, diff --git a/drivers/input/mousedev.c b/drivers/input/mousedev.c index 8675f950939..3f4866d8d18 100644 --- a/drivers/input/mousedev.c +++ b/drivers/input/mousedev.c @@ -766,9 +766,9 @@ static void mousedev_disconnect(struct input_handle *handle) if (mousedev->open) { input_close_device(handle); - wake_up_interruptible(&mousedev->wait); list_for_each_entry(client, &mousedev->client_list, node) kill_fasync(&client->fasync, SIGIO, POLL_HUP); + wake_up_interruptible(&mousedev->wait); } else mousedev_free(mousedev); } diff --git a/drivers/input/serio/i8042-x86ia64io.h b/drivers/input/serio/i8042-x86ia64io.h index 6858bc58f0f..f4a2517925e 100644 --- a/drivers/input/serio/i8042-x86ia64io.h +++ b/drivers/input/serio/i8042-x86ia64io.h @@ -69,6 +69,15 @@ static inline void i8042_write_command(int val) static struct dmi_system_id __initdata i8042_dmi_noloop_table[] = { { + /* AUX LOOP command does not raise AUX IRQ */ + .ident = "ASUS P65UP5", + .matches = { + DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer INC."), + DMI_MATCH(DMI_BOARD_NAME, "P/I-P65UP5"), + DMI_MATCH(DMI_BOARD_VERSION, "REV 2.X"), + }, + }, + { .ident = "Compaq Proliant 8500", .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Compaq"), @@ -92,6 +101,15 @@ static struct dmi_system_id __initdata i8042_dmi_noloop_table[] = { DMI_MATCH(DMI_PRODUCT_VERSION, "00"), }, }, + { + /* AUX LOOP does not work properly */ + .ident = "ULI EV4873", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "ULI"), + DMI_MATCH(DMI_PRODUCT_NAME, "EV4873"), + DMI_MATCH(DMI_PRODUCT_VERSION, "5a"), + }, + }, { } }; diff --git a/drivers/input/serio/sa1111ps2.c b/drivers/input/serio/sa1111ps2.c index 559508795af..d31ece8f68e 100644 --- a/drivers/input/serio/sa1111ps2.c +++ b/drivers/input/serio/sa1111ps2.c @@ -170,7 +170,7 @@ static void ps2_close(struct serio *io) /* * Clear the input buffer. */ -static void __init ps2_clear_input(struct ps2if *ps2if) +static void __devinit ps2_clear_input(struct ps2if *ps2if) { int maxread = 100; @@ -228,7 +228,7 @@ static int __init ps2_test(struct ps2if *ps2if) /* * Add one device to this driver. */ -static int ps2_probe(struct sa1111_dev *dev) +static int __devinit ps2_probe(struct sa1111_dev *dev) { struct ps2if *ps2if; struct serio *serio; diff --git a/drivers/input/touchscreen/Kconfig b/drivers/input/touchscreen/Kconfig index 4f091800bfe..e5cca9bd040 100644 --- a/drivers/input/touchscreen/Kconfig +++ b/drivers/input/touchscreen/Kconfig @@ -12,17 +12,17 @@ menuconfig INPUT_TOUCHSCREEN if INPUT_TOUCHSCREEN config TOUCHSCREEN_ADS7846 - tristate "ADS 7846/7843 based touchscreens" + tristate "ADS7846/TSC2046 and ADS7843 based touchscreens" depends on SPI_MASTER depends on HWMON = n || HWMON help Say Y here if you have a touchscreen interface using the - ADS7846 or ADS7843 controller, and your board-specific setup - code includes that in its table of SPI devices. + ADS7846/TSC2046 or ADS7843 controller, and your board-specific + setup code includes that in its table of SPI devices. If HWMON is selected, and the driver is told the reference voltage on your board, you will also get hwmon interfaces for the voltage - (and on ads7846, temperature) sensors of this chip. + (and on ads7846/tsc2046, temperature) sensors of this chip. If unsure, say N (but it's safe to say "Y"). diff --git a/drivers/input/touchscreen/ads7846.c b/drivers/input/touchscreen/ads7846.c index 693e3b2a65a..1c9069cd3ba 100644 --- a/drivers/input/touchscreen/ads7846.c +++ b/drivers/input/touchscreen/ads7846.c @@ -39,6 +39,7 @@ /* * This code has been heavily tested on a Nokia 770, and lightly * tested on other ads7846 devices (OSK/Mistral, Lubbock). + * TSC2046 is just newer ads7846 silicon. * Support for ads7843 tested on Atmel at91sam926x-EK. * Support for ads7845 has only been stubbed in. * @@ -847,7 +848,7 @@ static int __devinit ads7846_probe(struct spi_device *spi) * may not. So we stick to very-portable 8 bit words, both RX and TX. */ spi->bits_per_word = 8; - spi->mode = SPI_MODE_1; + spi->mode = SPI_MODE_0; err = spi_setup(spi); if (err < 0) return err; diff --git a/drivers/input/touchscreen/hp680_ts_input.c b/drivers/input/touchscreen/hp680_ts_input.c index 61c15024c2a..1a15475aedf 100644 --- a/drivers/input/touchscreen/hp680_ts_input.c +++ b/drivers/input/touchscreen/hp680_ts_input.c @@ -1,7 +1,6 @@ #include <linux/input.h> #include <linux/module.h> #include <linux/init.h> - #include <linux/interrupt.h> #include <asm/io.h> #include <asm/delay.h> @@ -18,12 +17,12 @@ #define PHDR 0xa400012e #define SCPDR 0xa4000136 -static void do_softint(void *data); +static void do_softint(struct work_struct *work); static struct input_dev *hp680_ts_dev; -static DECLARE_WORK(work, do_softint); +static DECLARE_DELAYED_WORK(work, do_softint); -static void do_softint(void *data) +static void do_softint(struct work_struct *work) { int absx = 0, absy = 0; u8 scpdr; diff --git a/drivers/input/touchscreen/ucb1400_ts.c b/drivers/input/touchscreen/ucb1400_ts.c index 6582816a047..f0cbcdb008e 100644 --- a/drivers/input/touchscreen/ucb1400_ts.c +++ b/drivers/input/touchscreen/ucb1400_ts.c @@ -288,9 +288,9 @@ static int ucb1400_ts_thread(void *_ucb) struct ucb1400 *ucb = _ucb; struct task_struct *tsk = current; int valid = 0; + struct sched_param param = { .sched_priority = 1 }; - tsk->policy = SCHED_FIFO; - tsk->rt_priority = 1; + sched_setscheduler(tsk, SCHED_FIFO, ¶m); while (!kthread_should_stop()) { unsigned int x, y, p; diff --git a/drivers/input/touchscreen/usbtouchscreen.c b/drivers/input/touchscreen/usbtouchscreen.c index 8e18e6c6477..e3f22852bd0 100644 --- a/drivers/input/touchscreen/usbtouchscreen.c +++ b/drivers/input/touchscreen/usbtouchscreen.c @@ -91,7 +91,7 @@ struct usbtouch_usb { }; -#if defined(CONFIG_USB_TOUCHSCREEN_EGALAX) || defined(CONFIG_USB_TOUCHSCREEN_ETURBO) +#if defined(CONFIG_TOUCHSCREEN_USB_EGALAX) || defined(CONFIG_TOUCHSCREEN_USB_ETURBO) #define MULTI_PACKET #endif @@ -113,7 +113,7 @@ enum { }; static struct usb_device_id usbtouch_devices[] = { -#ifdef CONFIG_USB_TOUCHSCREEN_EGALAX +#ifdef CONFIG_TOUCHSCREEN_USB_EGALAX {USB_DEVICE(0x3823, 0x0001), .driver_info = DEVTYPE_EGALAX}, {USB_DEVICE(0x3823, 0x0002), .driver_info = DEVTYPE_EGALAX}, {USB_DEVICE(0x0123, 0x0001), .driver_info = DEVTYPE_EGALAX}, @@ -123,30 +123,30 @@ static struct usb_device_id usbtouch_devices[] = { {USB_DEVICE(0x1234, 0x0002), .driver_info = DEVTYPE_EGALAX}, #endif -#ifdef CONFIG_USB_TOUCHSCREEN_PANJIT +#ifdef CONFIG_TOUCHSCREEN_USB_PANJIT {USB_DEVICE(0x134c, 0x0001), .driver_info = DEVTYPE_PANJIT}, {USB_DEVICE(0x134c, 0x0002), .driver_info = DEVTYPE_PANJIT}, {USB_DEVICE(0x134c, 0x0003), .driver_info = DEVTYPE_PANJIT}, {USB_DEVICE(0x134c, 0x0004), .driver_info = DEVTYPE_PANJIT}, #endif -#ifdef CONFIG_USB_TOUCHSCREEN_3M +#ifdef CONFIG_TOUCHSCREEN_USB_3M {USB_DEVICE(0x0596, 0x0001), .driver_info = DEVTYPE_3M}, #endif -#ifdef CONFIG_USB_TOUCHSCREEN_ITM +#ifdef CONFIG_TOUCHSCREEN_USB_ITM {USB_DEVICE(0x0403, 0xf9e9), .driver_info = DEVTYPE_ITM}, #endif -#ifdef CONFIG_USB_TOUCHSCREEN_ETURBO +#ifdef CONFIG_TOUCHSCREEN_USB_ETURBO {USB_DEVICE(0x1234, 0x5678), .driver_info = DEVTYPE_ETURBO}, #endif -#ifdef CONFIG_USB_TOUCHSCREEN_GUNZE +#ifdef CONFIG_TOUCHSCREEN_USB_GUNZE {USB_DEVICE(0x0637, 0x0001), .driver_info = DEVTYPE_GUNZE}, #endif -#ifdef CONFIG_USB_TOUCHSCREEN_DMC_TSC10 +#ifdef CONFIG_TOUCHSCREEN_USB_DMC_TSC10 {USB_DEVICE(0x0afa, 0x03e8), .driver_info = DEVTYPE_DMC_TSC10}, #endif @@ -158,7 +158,7 @@ static struct usb_device_id usbtouch_devices[] = { * eGalax part */ -#ifdef CONFIG_USB_TOUCHSCREEN_EGALAX +#ifdef CONFIG_TOUCHSCREEN_USB_EGALAX #define EGALAX_PKT_TYPE_MASK 0xFE #define EGALAX_PKT_TYPE_REPT 0x80 @@ -197,7 +197,7 @@ static int egalax_get_pkt_len(unsigned char *buf, int len) /***************************************************************************** * PanJit Part */ -#ifdef CONFIG_USB_TOUCHSCREEN_PANJIT +#ifdef CONFIG_TOUCHSCREEN_USB_PANJIT static int panjit_read_data(struct usbtouch_usb *dev, unsigned char *pkt) { dev->x = ((pkt[2] & 0x0F) << 8) | pkt[1]; @@ -212,7 +212,7 @@ static int panjit_read_data(struct usbtouch_usb *dev, unsigned char *pkt) /***************************************************************************** * 3M/Microtouch Part */ -#ifdef CONFIG_USB_TOUCHSCREEN_3M +#ifdef CONFIG_TOUCHSCREEN_USB_3M #define MTOUCHUSB_ASYNC_REPORT 1 #define MTOUCHUSB_RESET 7 @@ -262,7 +262,7 @@ static int mtouch_init(struct usbtouch_usb *usbtouch) /***************************************************************************** * ITM Part */ -#ifdef CONFIG_USB_TOUCHSCREEN_ITM +#ifdef CONFIG_TOUCHSCREEN_USB_ITM static int itm_read_data(struct usbtouch_usb *dev, unsigned char *pkt) { int touch; @@ -296,7 +296,7 @@ static int itm_read_data(struct usbtouch_usb *dev, unsigned char *pkt) /***************************************************************************** * eTurboTouch part */ -#ifdef CONFIG_USB_TOUCHSCREEN_ETURBO +#ifdef CONFIG_TOUCHSCREEN_USB_ETURBO static int eturbo_read_data(struct usbtouch_usb *dev, unsigned char *pkt) { unsigned int shift; @@ -327,7 +327,7 @@ static int eturbo_get_pkt_len(unsigned char *buf, int len) /***************************************************************************** * Gunze part */ -#ifdef CONFIG_USB_TOUCHSCREEN_GUNZE +#ifdef CONFIG_TOUCHSCREEN_USB_GUNZE static int gunze_read_data(struct usbtouch_usb *dev, unsigned char *pkt) { if (!(pkt[0] & 0x80) || ((pkt[1] | pkt[2] | pkt[3]) & 0x80)) @@ -348,7 +348,7 @@ static int gunze_read_data(struct usbtouch_usb *dev, unsigned char *pkt) * http://www.dmccoltd.com/files/controler/tsc10usb_pi_e.pdf * http://www.dmccoltd.com/files/controler/tsc25_usb_e.pdf */ -#ifdef CONFIG_USB_TOUCHSCREEN_DMC_TSC10 +#ifdef CONFIG_TOUCHSCREEN_USB_DMC_TSC10 /* supported data rates. currently using 130 */ #define TSC10_RATE_POINT 0x50 @@ -419,7 +419,7 @@ static int dmc_tsc10_read_data(struct usbtouch_usb *dev, unsigned char *pkt) * the different device descriptors */ static struct usbtouch_device_info usbtouch_dev_info[] = { -#ifdef CONFIG_USB_TOUCHSCREEN_EGALAX +#ifdef CONFIG_TOUCHSCREEN_USB_EGALAX [DEVTYPE_EGALAX] = { .min_xc = 0x0, .max_xc = 0x07ff, @@ -433,7 +433,7 @@ static struct usbtouch_device_info usbtouch_dev_info[] = { }, #endif -#ifdef CONFIG_USB_TOUCHSCREEN_PANJIT +#ifdef CONFIG_TOUCHSCREEN_USB_PANJIT [DEVTYPE_PANJIT] = { .min_xc = 0x0, .max_xc = 0x0fff, @@ -444,7 +444,7 @@ static struct usbtouch_device_info usbtouch_dev_info[] = { }, #endif -#ifdef CONFIG_USB_TOUCHSCREEN_3M +#ifdef CONFIG_TOUCHSCREEN_USB_3M [DEVTYPE_3M] = { .min_xc = 0x0, .max_xc = 0x4000, @@ -456,7 +456,7 @@ static struct usbtouch_device_info usbtouch_dev_info[] = { }, #endif -#ifdef CONFIG_USB_TOUCHSCREEN_ITM +#ifdef CONFIG_TOUCHSCREEN_USB_ITM [DEVTYPE_ITM] = { .min_xc = 0x0, .max_xc = 0x0fff, @@ -468,7 +468,7 @@ static struct usbtouch_device_info usbtouch_dev_info[] = { }, #endif -#ifdef CONFIG_USB_TOUCHSCREEN_ETURBO +#ifdef CONFIG_TOUCHSCREEN_USB_ETURBO [DEVTYPE_ETURBO] = { .min_xc = 0x0, .max_xc = 0x07ff, @@ -482,7 +482,7 @@ static struct usbtouch_device_info usbtouch_dev_info[] = { }, #endif -#ifdef CONFIG_USB_TOUCHSCREEN_GUNZE +#ifdef CONFIG_TOUCHSCREEN_USB_GUNZE [DEVTYPE_GUNZE] = { .min_xc = 0x0, .max_xc = 0x0fff, @@ -493,7 +493,7 @@ static struct usbtouch_device_info usbtouch_dev_info[] = { }, #endif -#ifdef CONFIG_USB_TOUCHSCREEN_DMC_TSC10 +#ifdef CONFIG_TOUCHSCREEN_USB_DMC_TSC10 [DEVTYPE_DMC_TSC10] = { .min_xc = 0x0, .max_xc = 0x03ff, diff --git a/drivers/input/tsdev.c b/drivers/input/tsdev.c index 8238b13874c..2db364898e1 100644 --- a/drivers/input/tsdev.c +++ b/drivers/input/tsdev.c @@ -476,9 +476,9 @@ static void tsdev_disconnect(struct input_handle *handle) if (tsdev->open) { input_close_device(handle); - wake_up_interruptible(&tsdev->wait); list_for_each_entry(client, &tsdev->client_list, node) kill_fasync(&client->fasync, SIGIO, POLL_HUP); + wake_up_interruptible(&tsdev->wait); } else tsdev_free(tsdev); } diff --git a/drivers/isdn/Kconfig b/drivers/isdn/Kconfig index d42fe89cddf..3e088c42b22 100644 --- a/drivers/isdn/Kconfig +++ b/drivers/isdn/Kconfig @@ -26,9 +26,9 @@ menu "Old ISDN4Linux" depends on NET && ISDN config ISDN_I4L - tristate "Old ISDN4Linux (obsolete)" + tristate "Old ISDN4Linux (deprecated)" ---help--- - This driver allows you to use an ISDN-card for networking + This driver allows you to use an ISDN adapter for networking connections and as dialin/out device. The isdn-tty's have a built in AT-compatible modem emulator. Network devices support autodial, channel-bundling, callback and caller-authentication without having @@ -39,8 +39,9 @@ config ISDN_I4L ISDN support in the linux kernel is moving towards a new API, called CAPI (Common ISDN Application Programming Interface). - Therefore the old ISDN4Linux layer is becoming obsolete. It is - still usable, though, if you select this option. + Therefore the old ISDN4Linux layer will eventually become obsolete. + It is still available, though, for use with adapters that are not + supported by the new CAPI subsystem yet. if ISDN_I4L source "drivers/isdn/i4l/Kconfig" diff --git a/drivers/isdn/hardware/eicon/capifunc.c b/drivers/isdn/hardware/eicon/capifunc.c index ff284aeb8fb..82edc1c1db7 100644 --- a/drivers/isdn/hardware/eicon/capifunc.c +++ b/drivers/isdn/hardware/eicon/capifunc.c @@ -189,21 +189,21 @@ void *TransmitBufferSet(APPL * appl, dword ref) { appl->xbuffer_used[ref] = true; DBG_PRV1(("%d:xbuf_used(%d)", appl->Id, ref + 1)) - return (void *) ref; + return (void *)(long)ref; } void *TransmitBufferGet(APPL * appl, void *p) { - if (appl->xbuffer_internal[(dword) p]) - return appl->xbuffer_internal[(dword) p]; + if (appl->xbuffer_internal[(dword)(long)p]) + return appl->xbuffer_internal[(dword)(long)p]; - return appl->xbuffer_ptr[(dword) p]; + return appl->xbuffer_ptr[(dword)(long)p]; } void TransmitBufferFree(APPL * appl, void *p) { - appl->xbuffer_used[(dword) p] = false; - DBG_PRV1(("%d:xbuf_free(%d)", appl->Id, ((dword) p) + 1)) + appl->xbuffer_used[(dword)(long)p] = false; + DBG_PRV1(("%d:xbuf_free(%d)", appl->Id, ((dword)(long)p) + 1)) } void *ReceiveBufferGet(APPL * appl, int Num) @@ -301,7 +301,7 @@ void sendf(APPL * appl, word command, dword Id, word Number, byte * format, ...) /* if DATA_B3_IND, copy data too */ if (command == _DATA_B3_I) { dword data = GET_DWORD(&msg.info.data_b3_ind.Data); - memcpy(write + length, (void *) data, dlength); + memcpy(write + length, (void *)(long)data, dlength); } #ifndef DIVA_NO_DEBUGLIB @@ -318,7 +318,7 @@ void sendf(APPL * appl, word command, dword Id, word Number, byte * format, ...) if (myDriverDebugHandle.dbgMask & DL_BLK) { xlog("\x00\x02", &msg, 0x81, length); for (i = 0; i < dlength; i += 256) { - DBG_BLK((((char *) GET_DWORD(&msg.info.data_b3_ind.Data)) + i, + DBG_BLK((((char *)(long)GET_DWORD(&msg.info.data_b3_ind.Data)) + i, ((dlength - i) < 256) ? (dlength - i) : 256)) if (!(myDriverDebugHandle.dbgMask & DL_PRV0)) break; /* not more if not explicitely requested */ diff --git a/drivers/isdn/hardware/eicon/diva_didd.c b/drivers/isdn/hardware/eicon/diva_didd.c index 14298b8c835..d755d904e62 100644 --- a/drivers/isdn/hardware/eicon/diva_didd.c +++ b/drivers/isdn/hardware/eicon/diva_didd.c @@ -99,7 +99,7 @@ static int DIVA_INIT_FUNCTION create_proc(void) return (0); } -static void DIVA_EXIT_FUNCTION remove_proc(void) +static void remove_proc(void) { remove_proc_entry(DRIVERLNAME, proc_net_eicon); remove_proc_entry("net/eicon", NULL); diff --git a/drivers/isdn/hardware/eicon/divasfunc.c b/drivers/isdn/hardware/eicon/divasfunc.c index df61e510a28..d36a4c09e25 100644 --- a/drivers/isdn/hardware/eicon/divasfunc.c +++ b/drivers/isdn/hardware/eicon/divasfunc.c @@ -195,7 +195,7 @@ static int DIVA_INIT_FUNCTION connect_didd(void) /* * disconnect from didd */ -static void DIVA_EXIT_FUNCTION disconnect_didd(void) +static void disconnect_didd(void) { IDI_SYNC_REQ req; @@ -231,7 +231,7 @@ int DIVA_INIT_FUNCTION divasfunc_init(int dbgmask) /* * exit */ -void DIVA_EXIT_FUNCTION divasfunc_exit(void) +void divasfunc_exit(void) { divasa_xdi_driver_unload(); disconnect_didd(); diff --git a/drivers/isdn/hardware/eicon/message.c b/drivers/isdn/hardware/eicon/message.c index 784232a144c..ccd35d047ec 100644 --- a/drivers/isdn/hardware/eicon/message.c +++ b/drivers/isdn/hardware/eicon/message.c @@ -1,4 +1,3 @@ - /* * Copyright (c) Eicon Networks, 2002. @@ -533,7 +532,7 @@ word api_put(APPL * appl, CAPI_MSG * msg) if (m->header.command == _DATA_B3_R) { - m->info.data_b3_req.Data = (dword)(TransmitBufferSet (appl, m->info.data_b3_req.Data)); + m->info.data_b3_req.Data = (dword)(long)(TransmitBufferSet (appl, m->info.data_b3_req.Data)); } @@ -1032,7 +1031,7 @@ static void plci_free_msg_in_queue (PLCI *plci) { TransmitBufferFree (plci->appl, - (byte *)(((CAPI_MSG *)(&((byte *)(plci->msg_in_queue))[i]))->info.data_b3_req.Data)); + (byte *)(long)(((CAPI_MSG *)(&((byte *)(plci->msg_in_queue))[i]))->info.data_b3_req.Data)); } @@ -3118,7 +3117,7 @@ byte data_b3_req(dword Id, word Number, DIVA_CAPI_ADAPTER * a, PLCI * plci, && (((byte *)(parms[0].info)) < ((byte *)(plci->msg_in_queue)) + sizeof(plci->msg_in_queue))) { - data->P = (byte *)(*((dword *)(parms[0].info))); + data->P = (byte *)(long)(*((dword *)(parms[0].info))); } else @@ -3151,7 +3150,7 @@ byte data_b3_req(dword Id, word Number, DIVA_CAPI_ADAPTER * a, PLCI * plci, && (((byte *)(parms[0].info)) < ((byte *)(plci->msg_in_queue)) + sizeof(plci->msg_in_queue))) { - TransmitBufferFree (appl, (byte *)(*((dword *)(parms[0].info)))); + TransmitBufferFree (appl, (byte *)(long)(*((dword *)(parms[0].info)))); } } @@ -4057,7 +4056,7 @@ capi_callback_suffix: { if (m->header.command == _DATA_B3_R) - TransmitBufferFree (appl, (byte *)(m->info.data_b3_req.Data)); + TransmitBufferFree (appl, (byte *)(long)(m->info.data_b3_req.Data)); dbug(1,dprintf("Error 0x%04x from msg(0x%04x)", i, m->header.command)); break; @@ -7134,7 +7133,7 @@ void nl_ind(PLCI * plci) case N_UDATA: if (!(udata_forwarding_table[plci->NL.RBuffer->P[0] >> 5] & (1L << (plci->NL.RBuffer->P[0] & 0x1f)))) { - plci->RData[0].P = plci->internal_ind_buffer + (-((int)(plci->internal_ind_buffer)) & 3); + plci->RData[0].P = plci->internal_ind_buffer + (-((int)(long)(plci->internal_ind_buffer)) & 3); plci->RData[0].PLength = INTERNAL_IND_BUFFER_SIZE; plci->NL.R = plci->RData; plci->NL.RNum = 1; diff --git a/drivers/isdn/hisax/config.c b/drivers/isdn/hisax/config.c index da4196f21e0..8d53a7fd267 100644 --- a/drivers/isdn/hisax/config.c +++ b/drivers/isdn/hisax/config.c @@ -1551,7 +1551,7 @@ int hisax_register(struct hisax_d_if *hisax_d_if, struct hisax_b_if *b_if[], if (retval == 0) { // yuck cards[i].typ = 0; nrcards--; - return retval; + return -EINVAL; } cs = cards[i].cs; hisax_d_if->cs = cs; diff --git a/drivers/isdn/hisax/hfc_usb.c b/drivers/isdn/hisax/hfc_usb.c index 1f18f199338..b1a26e02df0 100644 --- a/drivers/isdn/hisax/hfc_usb.c +++ b/drivers/isdn/hisax/hfc_usb.c @@ -485,7 +485,6 @@ fill_isoc_urb(struct urb *urb, struct usb_device *dev, unsigned int pipe, { int k; - spin_lock_init(&urb->lock); urb->dev = dev; urb->pipe = pipe; urb->complete = complete; @@ -578,16 +577,14 @@ stop_isoc_chain(usb_fifo * fifo) "HFC-S USB: Stopping iso chain for fifo %i.%i", fifo->fifonum, i); #endif - usb_unlink_urb(fifo->iso[i].purb); + usb_kill_urb(fifo->iso[i].purb); usb_free_urb(fifo->iso[i].purb); fifo->iso[i].purb = NULL; } } - if (fifo->urb) { - usb_unlink_urb(fifo->urb); - usb_free_urb(fifo->urb); - fifo->urb = NULL; - } + usb_kill_urb(fifo->urb); + usb_free_urb(fifo->urb); + fifo->urb = NULL; fifo->active = 0; } @@ -1305,7 +1302,11 @@ usb_init(hfcusb_data * hfc) } /* default Prot: EURO ISDN, should be a module_param */ hfc->protocol = 2; - hisax_register(&hfc->d_if, p_b_if, "hfc_usb", hfc->protocol); + i = hisax_register(&hfc->d_if, p_b_if, "hfc_usb", hfc->protocol); + if (i) { + printk(KERN_INFO "HFC-S USB: hisax_register -> %d\n", i); + return i; + } #ifdef CONFIG_HISAX_DEBUG hfc_debug = debug; @@ -1626,11 +1627,9 @@ hfc_usb_probe(struct usb_interface *intf, const struct usb_device_id *id) #endif /* init the chip and register the driver */ if (usb_init(context)) { - if (context->ctrl_urb) { - usb_unlink_urb(context->ctrl_urb); - usb_free_urb(context->ctrl_urb); - context->ctrl_urb = NULL; - } + usb_kill_urb(context->ctrl_urb); + usb_free_urb(context->ctrl_urb); + context->ctrl_urb = NULL; kfree(context); return (-EIO); } @@ -1682,21 +1681,15 @@ hfc_usb_disconnect(struct usb_interface i); #endif } - if (context->fifos[i].urb) { - usb_unlink_urb(context->fifos[i].urb); - usb_free_urb(context->fifos[i].urb); - context->fifos[i].urb = NULL; - } + usb_kill_urb(context->fifos[i].urb); + usb_free_urb(context->fifos[i].urb); + context->fifos[i].urb = NULL; } context->fifos[i].active = 0; } - /* wait for all URBS to terminate */ - mdelay(10); - if (context->ctrl_urb) { - usb_unlink_urb(context->ctrl_urb); - usb_free_urb(context->ctrl_urb); - context->ctrl_urb = NULL; - } + usb_kill_urb(context->ctrl_urb); + usb_free_urb(context->ctrl_urb); + context->ctrl_urb = NULL; hisax_unregister(&context->d_if); kfree(context); /* free our structure again */ } /* hfc_usb_disconnect */ diff --git a/drivers/isdn/hisax/hisax_fcpcipnp.c b/drivers/isdn/hisax/hisax_fcpcipnp.c index 9e088fce8c3..7993e01f9fc 100644 --- a/drivers/isdn/hisax/hisax_fcpcipnp.c +++ b/drivers/isdn/hisax/hisax_fcpcipnp.c @@ -859,7 +859,11 @@ new_adapter(void) for (i = 0; i < 2; i++) b_if[i] = &adapter->bcs[i].b_if; - hisax_register(&adapter->isac.hisax_d_if, b_if, "fcpcipnp", protocol); + if (hisax_register(&adapter->isac.hisax_d_if, b_if, "fcpcipnp", + protocol) != 0) { + kfree(adapter); + adapter = NULL; + } return adapter; } diff --git a/drivers/isdn/hisax/st5481_init.c b/drivers/isdn/hisax/st5481_init.c index bb3a28a53ff..13751237bfc 100644 --- a/drivers/isdn/hisax/st5481_init.c +++ b/drivers/isdn/hisax/st5481_init.c @@ -107,12 +107,17 @@ static int probe_st5481(struct usb_interface *intf, for (i = 0; i < 2; i++) b_if[i] = &adapter->bcs[i].b_if; - hisax_register(&adapter->hisax_d_if, b_if, "st5481_usb", protocol); + if (hisax_register(&adapter->hisax_d_if, b_if, "st5481_usb", + protocol) != 0) + goto err_b1; + st5481_start(adapter); usb_set_intfdata(intf, adapter); return 0; + err_b1: + st5481_release_b(&adapter->bcs[1]); err_b: st5481_release_b(&adapter->bcs[0]); err_d: diff --git a/drivers/isdn/hisax/st5481_usb.c b/drivers/isdn/hisax/st5481_usb.c index ff159512204..4ada66b8b67 100644 --- a/drivers/isdn/hisax/st5481_usb.c +++ b/drivers/isdn/hisax/st5481_usb.c @@ -407,7 +407,6 @@ fill_isoc_urb(struct urb *urb, struct usb_device *dev, { int k; - spin_lock_init(&urb->lock); urb->dev=dev; urb->pipe=pipe; urb->interval = 1; diff --git a/drivers/isdn/i4l/isdn_tty.c b/drivers/isdn/i4l/isdn_tty.c index ea5f30d4a5a..4e5f87c1e71 100644 --- a/drivers/isdn/i4l/isdn_tty.c +++ b/drivers/isdn/i4l/isdn_tty.c @@ -2693,8 +2693,9 @@ isdn_tty_getdial(char *p, char *q,int cnt) int limit = ISDN_MSNLEN - 1; /* MUST match the size of interface var to avoid buffer overflow */ - while (strchr(" 0123456789,#.*WPTS-", *p) && *p && --cnt>0) { + while (strchr(" 0123456789,#.*WPTSR-", *p) && *p && --cnt>0) { if ((*p >= '0' && *p <= '9') || ((*p == 'S') && first) || + ((*p == 'R') && first) || (*p == '*') || (*p == '#')) { *q++ = *p; limit--; diff --git a/drivers/kvm/vmx.c b/drivers/kvm/vmx.c index e6e4d240b2a..184238e2ece 100644 --- a/drivers/kvm/vmx.c +++ b/drivers/kvm/vmx.c @@ -639,7 +639,7 @@ static void free_vmcs(struct vmcs *vmcs) free_pages((unsigned long)vmcs, vmcs_descriptor.order); } -static __exit void free_kvm_area(void) +static void free_kvm_area(void) { int cpu; diff --git a/drivers/macintosh/Kconfig b/drivers/macintosh/Kconfig index 58926da0ae1..ee699a7d621 100644 --- a/drivers/macintosh/Kconfig +++ b/drivers/macintosh/Kconfig @@ -113,9 +113,8 @@ config PMAC_SMU config PMAC_APM_EMU tristate "APM emulation" - select SYS_SUPPORTS_APM_EMULATION select APM_EMULATION - depends on ADB_PMU && PM + depends on ADB_PMU && PM && PPC32 config PMAC_MEDIABAY bool "Support PowerBook hotswap media bay" diff --git a/drivers/macintosh/adbhid.c b/drivers/macintosh/adbhid.c index b77ef5187d6..b46817f699f 100644 --- a/drivers/macintosh/adbhid.c +++ b/drivers/macintosh/adbhid.c @@ -628,16 +628,16 @@ static void real_leds(unsigned char leds, int device) */ static int adbhid_kbd_event(struct input_dev *dev, unsigned int type, unsigned int code, int value) { - struct adbhid *adbhid = dev->private; + struct adbhid *adbhid = input_get_drvdata(dev); unsigned char leds; switch (type) { case EV_LED: - leds = (test_bit(LED_SCROLLL, dev->led) ? 4 : 0) - | (test_bit(LED_NUML, dev->led) ? 1 : 0) - | (test_bit(LED_CAPSL, dev->led) ? 2 : 0); - real_leds(leds, adbhid->id); - return 0; + leds = (test_bit(LED_SCROLLL, dev->led) ? 4 : 0) | + (test_bit(LED_NUML, dev->led) ? 1 : 0) | + (test_bit(LED_CAPSL, dev->led) ? 2 : 0); + real_leds(leds, adbhid->id); + return 0; } return -1; @@ -649,7 +649,7 @@ adb_message_handler(struct notifier_block *this, unsigned long code, void *x) switch (code) { case ADB_MSG_PRE_RESET: case ADB_MSG_POWERDOWN: - /* Stop the repeat timer. Autopoll is already off at this point */ + /* Stop the repeat timer. Autopoll is already off at this point */ { int i; for (i = 1; i < 16; i++) { @@ -699,7 +699,7 @@ adbhid_input_register(int id, int default_id, int original_handler_id, hid->current_handler_id = current_handler_id; hid->mouse_kind = mouse_kind; hid->flags = 0; - input_dev->private = hid; + input_set_drvdata(input_dev, hid); input_dev->name = hid->name; input_dev->phys = hid->phys; input_dev->id.bustype = BUS_ADB; diff --git a/drivers/md/bitmap.c b/drivers/md/bitmap.c index 5a4a74c1097..9620d452d03 100644 --- a/drivers/md/bitmap.c +++ b/drivers/md/bitmap.c @@ -255,19 +255,25 @@ static struct page *read_sb_page(mddev_t *mddev, long offset, unsigned long inde } -static int write_sb_page(mddev_t *mddev, long offset, struct page *page, int wait) +static int write_sb_page(struct bitmap *bitmap, struct page *page, int wait) { mdk_rdev_t *rdev; struct list_head *tmp; + mddev_t *mddev = bitmap->mddev; ITERATE_RDEV(mddev, rdev, tmp) if (test_bit(In_sync, &rdev->flags) - && !test_bit(Faulty, &rdev->flags)) + && !test_bit(Faulty, &rdev->flags)) { + int size = PAGE_SIZE; + if (page->index == bitmap->file_pages-1) + size = roundup(bitmap->last_page_size, + bdev_hardsect_size(rdev->bdev)); md_super_write(mddev, rdev, - (rdev->sb_offset<<1) + offset + (rdev->sb_offset<<1) + bitmap->offset + page->index * (PAGE_SIZE/512), - PAGE_SIZE, + size, page); + } if (wait) md_super_wait(mddev); @@ -282,7 +288,7 @@ static int write_page(struct bitmap *bitmap, struct page *page, int wait) struct buffer_head *bh; if (bitmap->file == NULL) - return write_sb_page(bitmap->mddev, bitmap->offset, page, wait); + return write_sb_page(bitmap, page, wait); bh = page_buffers(page); @@ -923,6 +929,7 @@ static int bitmap_init_from_disk(struct bitmap *bitmap, sector_t start) } bitmap->filemap[bitmap->file_pages++] = page; + bitmap->last_page_size = count; } paddr = kmap_atomic(page, KM_USER0); if (bitmap->flags & BITMAP_HOSTENDIAN) diff --git a/drivers/md/linear.c b/drivers/md/linear.c index d5ecd2d5304..19274108319 100644 --- a/drivers/md/linear.c +++ b/drivers/md/linear.c @@ -139,8 +139,6 @@ static linear_conf_t *linear_conf(mddev_t *mddev, int raid_disks) if (!conf) return NULL; - mddev->private = conf; - cnt = 0; conf->array_size = 0; @@ -232,7 +230,7 @@ static linear_conf_t *linear_conf(mddev_t *mddev, int raid_disks) * First calculate the device offsets. */ conf->disks[0].offset = 0; - for (i=1; i<mddev->raid_disks; i++) + for (i = 1; i < raid_disks; i++) conf->disks[i].offset = conf->disks[i-1].offset + conf->disks[i-1].size; @@ -244,7 +242,7 @@ static linear_conf_t *linear_conf(mddev_t *mddev, int raid_disks) curr_offset < conf->array_size; curr_offset += conf->hash_spacing) { - while (i < mddev->raid_disks-1 && + while (i < raid_disks-1 && curr_offset >= conf->disks[i+1].offset) i++; @@ -299,9 +297,11 @@ static int linear_add(mddev_t *mddev, mdk_rdev_t *rdev) */ linear_conf_t *newconf; - if (rdev->raid_disk != mddev->raid_disks) + if (rdev->saved_raid_disk != mddev->raid_disks) return -EINVAL; + rdev->raid_disk = rdev->saved_raid_disk; + newconf = linear_conf(mddev,mddev->raid_disks+1); if (!newconf) diff --git a/drivers/md/md.c b/drivers/md/md.c index c10ce91b64e..1c54f3c1cca 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -1298,8 +1298,9 @@ static void super_1_sync(mddev_t *mddev, mdk_rdev_t *rdev) ITERATE_RDEV(mddev,rdev2,tmp) if (rdev2->desc_nr+1 > max_dev) max_dev = rdev2->desc_nr+1; - - sb->max_dev = cpu_to_le32(max_dev); + + if (max_dev > le32_to_cpu(sb->max_dev)) + sb->max_dev = cpu_to_le32(max_dev); for (i=0; i<max_dev;i++) sb->dev_roles[i] = cpu_to_le16(0xfffe); @@ -1365,10 +1366,14 @@ static int bind_rdev_to_array(mdk_rdev_t * rdev, mddev_t * mddev) } /* make sure rdev->size exceeds mddev->size */ if (rdev->size && (mddev->size == 0 || rdev->size < mddev->size)) { - if (mddev->pers) - /* Cannot change size, so fail */ - return -ENOSPC; - else + if (mddev->pers) { + /* Cannot change size, so fail + * If mddev->level <= 0, then we don't care + * about aligning sizes (e.g. linear) + */ + if (mddev->level > 0) + return -ENOSPC; + } else mddev->size = rdev->size; } @@ -2142,6 +2147,9 @@ static void analyze_sbs(mddev_t * mddev) rdev->desc_nr = i++; rdev->raid_disk = rdev->desc_nr; set_bit(In_sync, &rdev->flags); + } else if (rdev->raid_disk >= mddev->raid_disks) { + rdev->raid_disk = -1; + clear_bit(In_sync, &rdev->flags); } } diff --git a/drivers/md/raid0.c b/drivers/md/raid0.c index dfe32149ad3..2c404f73a37 100644 --- a/drivers/md/raid0.c +++ b/drivers/md/raid0.c @@ -415,7 +415,7 @@ static int raid0_make_request (request_queue_t *q, struct bio *bio) raid0_conf_t *conf = mddev_to_conf(mddev); struct strip_zone *zone; mdk_rdev_t *tmp_dev; - unsigned long chunk; + sector_t chunk; sector_t block, rsect; const int rw = bio_data_dir(bio); @@ -470,7 +470,6 @@ static int raid0_make_request (request_queue_t *q, struct bio *bio) sector_div(x, zone->nb_dev); chunk = x; - BUG_ON(x != (sector_t)chunk); x = block >> chunksize_bits; tmp_dev = zone->dev[sector_div(x, zone->nb_dev)]; diff --git a/drivers/media/common/Kconfig b/drivers/media/common/Kconfig index c120114c241..5c63c8e24ee 100644 --- a/drivers/media/common/Kconfig +++ b/drivers/media/common/Kconfig @@ -4,5 +4,6 @@ config VIDEO_SAA7146 config VIDEO_SAA7146_VV tristate + depends on VIDEO_DEV select VIDEO_BUF select VIDEO_SAA7146 diff --git a/drivers/media/dvb/b2c2/Makefile b/drivers/media/dvb/b2c2/Makefile index 1a1c3bca55f..bff00b58bf6 100644 --- a/drivers/media/dvb/b2c2/Makefile +++ b/drivers/media/dvb/b2c2/Makefile @@ -1,8 +1,11 @@ b2c2-flexcop-objs = flexcop.o flexcop-fe-tuner.o flexcop-i2c.o \ - flexcop-sram.o flexcop-eeprom.o flexcop-misc.o flexcop-hw-filter.o \ - flexcop-dma.o + flexcop-sram.o flexcop-eeprom.o flexcop-misc.o flexcop-hw-filter.o obj-$(CONFIG_DVB_B2C2_FLEXCOP) += b2c2-flexcop.o +ifneq ($(CONFIG_DVB_B2C2_FLEXCOP_PCI),) +b2c2-flexcop-objs += flexcop-dma.o +endif + b2c2-flexcop-pci-objs = flexcop-pci.o obj-$(CONFIG_DVB_B2C2_FLEXCOP_PCI) += b2c2-flexcop-pci.o diff --git a/drivers/media/dvb/bt8xx/dst.c b/drivers/media/dvb/bt8xx/dst.c index 0393a3d1992..e908e3cf1e5 100644 --- a/drivers/media/dvb/bt8xx/dst.c +++ b/drivers/media/dvb/bt8xx/dst.c @@ -1721,9 +1721,6 @@ static void dst_release(struct dvb_frontend *fe) symbol_put(dst_ca_attach); #endif } -#ifdef CONFIG_DVB_CORE_ATTACH - symbol_put(dst_attach); -#endif kfree(state); } diff --git a/drivers/media/dvb/cinergyT2/cinergyT2.c b/drivers/media/dvb/cinergyT2/cinergyT2.c index 34d7abc900d..6aba5b39ed1 100644 --- a/drivers/media/dvb/cinergyT2/cinergyT2.c +++ b/drivers/media/dvb/cinergyT2/cinergyT2.c @@ -519,8 +519,7 @@ static int cinergyt2_release (struct inode *inode, struct file *file) struct dvb_device *dvbdev = file->private_data; struct cinergyt2 *cinergyt2 = dvbdev->priv; - if (mutex_lock_interruptible(&cinergyt2->sem)) - return -ERESTARTSYS; + mutex_lock(&cinergyt2->sem); if (!cinergyt2->disconnect_pending && (file->f_flags & O_ACCMODE) != O_RDONLY) { cancel_delayed_work(&cinergyt2->query_work); diff --git a/drivers/media/dvb/dvb-core/dvbdev.c b/drivers/media/dvb/dvb-core/dvbdev.c index e23d8a0ea1d..a9fa3337dd8 100644 --- a/drivers/media/dvb/dvb-core/dvbdev.c +++ b/drivers/media/dvb/dvb-core/dvbdev.c @@ -200,7 +200,7 @@ int dvb_register_device(struct dvb_adapter *adap, struct dvb_device **pdvbdev, { struct dvb_device *dvbdev; struct file_operations *dvbdevfops; - + struct class_device *clsdev; int id; mutex_lock(&dvbdev_register_lock); @@ -242,8 +242,15 @@ int dvb_register_device(struct dvb_adapter *adap, struct dvb_device **pdvbdev, mutex_unlock(&dvbdev_register_lock); - class_device_create(dvb_class, NULL, MKDEV(DVB_MAJOR, nums2minor(adap->num, type, id)), - adap->device, "dvb%d.%s%d", adap->num, dnames[type], id); + clsdev = class_device_create(dvb_class, NULL, MKDEV(DVB_MAJOR, + nums2minor(adap->num, type, id)), + adap->device, "dvb%d.%s%d", adap->num, + dnames[type], id); + if (IS_ERR(clsdev)) { + printk(KERN_ERR "%s: failed to create device dvb%d.%s%d (%ld)\n", + __FUNCTION__, adap->num, dnames[type], id, PTR_ERR(clsdev)); + return PTR_ERR(clsdev); + } dprintk("DVB: register adapter%d/%s%d @ minor: %i (0x%02x)\n", adap->num, dnames[type], id, nums2minor(adap->num, type, id), @@ -431,7 +438,7 @@ static void __exit exit_dvbdev(void) unregister_chrdev_region(MKDEV(DVB_MAJOR, 0), MAX_DVB_MINORS); } -module_init(init_dvbdev); +subsys_initcall(init_dvbdev); module_exit(exit_dvbdev); MODULE_DESCRIPTION("DVB Core Driver"); diff --git a/drivers/media/dvb/frontends/tda10086.c b/drivers/media/dvb/frontends/tda10086.c index ccc429cbbad..0f2d4b41556 100644 --- a/drivers/media/dvb/frontends/tda10086.c +++ b/drivers/media/dvb/frontends/tda10086.c @@ -41,6 +41,7 @@ struct tda10086_state { /* private demod data */ u32 frequency; u32 symbol_rate; + bool has_lock; }; static int debug = 0; @@ -116,7 +117,7 @@ static int tda10086_init(struct dvb_frontend* fe) // misc setup tda10086_write_byte(state, 0x01, 0x94); tda10086_write_byte(state, 0x02, 0x35); // NOTE: TT drivers appear to disable CSWP - tda10086_write_byte(state, 0x03, 0x64); + tda10086_write_byte(state, 0x03, 0xe4); tda10086_write_byte(state, 0x04, 0x43); tda10086_write_byte(state, 0x0c, 0x0c); tda10086_write_byte(state, 0x1b, 0xb0); // noise threshold @@ -146,7 +147,7 @@ static int tda10086_init(struct dvb_frontend* fe) // setup AGC tda10086_write_byte(state, 0x05, 0x0B); tda10086_write_byte(state, 0x37, 0x63); - tda10086_write_byte(state, 0x3f, 0x03); // NOTE: flydvb uses 0x0a and varies it + tda10086_write_byte(state, 0x3f, 0x0a); // NOTE: flydvb varies it tda10086_write_byte(state, 0x40, 0x64); tda10086_write_byte(state, 0x41, 0x4f); tda10086_write_byte(state, 0x42, 0x43); @@ -398,6 +399,10 @@ static int tda10086_set_frontend(struct dvb_frontend* fe, dprintk ("%s\n", __FUNCTION__); + // modify parameters for tuning + tda10086_write_byte(state, 0x02, 0x35); + state->has_lock = false; + // set params if (fe->ops.tuner_ops.set_params) { fe->ops.tuner_ops.set_params(fe, fe_params); @@ -542,8 +547,14 @@ static int tda10086_read_status(struct dvb_frontend* fe, fe_status_t *fe_status) *fe_status |= FE_HAS_VITERBI; if (val & 0x08) *fe_status |= FE_HAS_SYNC; - if (val & 0x10) + if (val & 0x10) { *fe_status |= FE_HAS_LOCK; + if (!state->has_lock) { + state->has_lock = true; + // modify parameters for stable reception + tda10086_write_byte(state, 0x02, 0x00); + } + } return 0; } @@ -555,7 +566,7 @@ static int tda10086_read_signal_strength(struct dvb_frontend* fe, u16 * signal) dprintk ("%s\n", __FUNCTION__); - _str = tda10086_read_byte(state, 0x43); + _str = 0xff - tda10086_read_byte(state, 0x43); *signal = (_str << 8) | _str; return 0; @@ -568,7 +579,7 @@ static int tda10086_read_snr(struct dvb_frontend* fe, u16 * snr) dprintk ("%s\n", __FUNCTION__); - _snr = tda10086_read_byte(state, 0x1c); + _snr = 0xff - tda10086_read_byte(state, 0x1c); *snr = (_snr << 8) | _snr; return 0; diff --git a/drivers/media/dvb/frontends/tda826x.c b/drivers/media/dvb/frontends/tda826x.c index 79f971dc52b..bd3ebc28483 100644 --- a/drivers/media/dvb/frontends/tda826x.c +++ b/drivers/media/dvb/frontends/tda826x.c @@ -89,8 +89,8 @@ static int tda826x_set_params(struct dvb_frontend *fe, struct dvb_frontend_param buf[2] = (1<<5) | 0x0b; // 1Mhz + 0.45 VCO buf[3] = div >> 7; buf[4] = div << 1; - buf[5] = 0xff; // basedband filter to max - buf[6] = 0xfe; // gains at max + no RF attenuation + buf[5] = 0x77; // baseband cut-off 19 MHz + buf[6] = 0xfe; // baseband gain 9 db + no RF attenuation buf[7] = 0x83; // charge pumps at high, tests off buf[8] = 0x80; // recommended value 4 for AMPVCO + disable ports. buf[9] = 0x1a; // normal caltime + recommended values for SELTH + SELVTL diff --git a/drivers/media/video/Kconfig b/drivers/media/video/Kconfig index 5cb3f54b548..4cca55170e2 100644 --- a/drivers/media/video/Kconfig +++ b/drivers/media/video/Kconfig @@ -347,7 +347,7 @@ endmenu # encoder / decoder chips config VIDEO_VIVI tristate "Virtual Video Driver" - depends on VIDEO_V4L2 && !SPARC32 && !SPARC64 && PCI + depends on VIDEO_V4L2 && !SPARC32 && !SPARC64 && PCI && VIDEO_DEV select VIDEO_BUF default n ---help--- diff --git a/drivers/media/video/cafe_ccic-regs.h b/drivers/media/video/cafe_ccic-regs.h index b2c22a0d664..8e2a87cdc79 100644 --- a/drivers/media/video/cafe_ccic-regs.h +++ b/drivers/media/video/cafe_ccic-regs.h @@ -150,6 +150,12 @@ #define REG_GL_IMASK 0x300c /* Interrupt mask register */ #define GIMSK_CCIC_EN 0x00000004 /* CCIC Interrupt enable */ +#define REG_GL_FCR 0x3038 /* GPIO functional control register */ +#define GFCR_GPIO_ON 0x08 /* Camera GPIO enabled */ +#define REG_GL_GPIOR 0x315c /* GPIO register */ +#define GGPIO_OUT 0x80000 /* GPIO output */ +#define GGPIO_VAL 0x00008 /* Output pin value */ + #define REG_LEN REG_GL_IMASK + 4 diff --git a/drivers/media/video/cafe_ccic.c b/drivers/media/video/cafe_ccic.c index 96254dbaf62..c08f650df42 100644 --- a/drivers/media/video/cafe_ccic.c +++ b/drivers/media/video/cafe_ccic.c @@ -775,6 +775,12 @@ static void cafe_ctlr_power_up(struct cafe_camera *cam) spin_lock_irqsave(&cam->dev_lock, flags); cafe_reg_clear_bit(cam, REG_CTRL1, C1_PWRDWN); /* + * Part one of the sensor dance: turn the global + * GPIO signal on. + */ + cafe_reg_write(cam, REG_GL_FCR, GFCR_GPIO_ON); + cafe_reg_write(cam, REG_GL_GPIOR, GGPIO_OUT|GGPIO_VAL); + /* * Put the sensor into operational mode (assumes OLPC-style * wiring). Control 0 is reset - set to 1 to operate. * Control 1 is power down, set to 0 to operate. @@ -784,6 +790,7 @@ static void cafe_ctlr_power_up(struct cafe_camera *cam) cafe_reg_write(cam, REG_GPR, GPR_C1EN|GPR_C0EN|GPR_C0); // mdelay(1); /* Enough? */ spin_unlock_irqrestore(&cam->dev_lock, flags); + msleep(5); /* Just to be sure */ } static void cafe_ctlr_power_down(struct cafe_camera *cam) @@ -792,6 +799,8 @@ static void cafe_ctlr_power_down(struct cafe_camera *cam) spin_lock_irqsave(&cam->dev_lock, flags); cafe_reg_write(cam, REG_GPR, GPR_C1EN|GPR_C0EN|GPR_C1); + cafe_reg_write(cam, REG_GL_FCR, GFCR_GPIO_ON); + cafe_reg_write(cam, REG_GL_GPIOR, GGPIO_OUT); cafe_reg_set_bit(cam, REG_CTRL1, C1_PWRDWN); spin_unlock_irqrestore(&cam->dev_lock, flags); } @@ -851,6 +860,7 @@ static int cafe_cam_init(struct cafe_camera *cam) ret = 0; cam->state = S_IDLE; out: + cafe_ctlr_power_down(cam); mutex_unlock(&cam->s_mutex); return ret; } @@ -2103,10 +2113,16 @@ static int cafe_pci_probe(struct pci_dev *pdev, ret = request_irq(pdev->irq, cafe_irq, IRQF_SHARED, "cafe-ccic", cam); if (ret) goto out_iounmap; + /* + * Initialize the controller and leave it powered up. It will + * stay that way until the sensor driver shows up. + */ cafe_ctlr_init(cam); cafe_ctlr_power_up(cam); /* - * Set up I2C/SMBUS communications + * Set up I2C/SMBUS communications. We have to drop the mutex here + * because the sensor could attach in this call chain, leading to + * unsightly deadlocks. */ mutex_unlock(&cam->s_mutex); /* attach can deadlock */ ret = cafe_smbus_setup(cam); diff --git a/drivers/media/video/em28xx/Kconfig b/drivers/media/video/em28xx/Kconfig index 2c450bd05af..5b6a4037160 100644 --- a/drivers/media/video/em28xx/Kconfig +++ b/drivers/media/video/em28xx/Kconfig @@ -1,7 +1,6 @@ config VIDEO_EM28XX tristate "Empia EM2800/2820/2840 USB video capture support" - depends on VIDEO_V4L1 && I2C && PCI - select VIDEO_BUF + depends on VIDEO_V4L1 && I2C select VIDEO_TUNER select VIDEO_TVEEPROM select VIDEO_IR diff --git a/drivers/media/video/ivtv/Kconfig b/drivers/media/video/ivtv/Kconfig index 0cc98a0e249..1aaeaa02f15 100644 --- a/drivers/media/video/ivtv/Kconfig +++ b/drivers/media/video/ivtv/Kconfig @@ -1,6 +1,6 @@ config VIDEO_IVTV tristate "Conexant cx23416/cx23415 MPEG encoder/decoder support" - depends on VIDEO_V4L1 && VIDEO_V4L2 && USB && I2C && EXPERIMENTAL && PCI + depends on VIDEO_V4L1 && VIDEO_V4L2 && PCI && I2C && EXPERIMENTAL select FW_LOADER select VIDEO_TUNER select VIDEO_TVEEPROM diff --git a/drivers/media/video/ivtv/ivtv-cards.h b/drivers/media/video/ivtv/ivtv-cards.h index 15012f88b80..91e9e90c14a 100644 --- a/drivers/media/video/ivtv/ivtv-cards.h +++ b/drivers/media/video/ivtv/ivtv-cards.h @@ -86,7 +86,7 @@ V4L2_CAP_AUDIO | V4L2_CAP_READWRITE | V4L2_CAP_VBI_CAPTURE | \ V4L2_CAP_SLICED_VBI_CAPTURE) #define IVTV_CAP_DECODER (V4L2_CAP_VBI_OUTPUT | V4L2_CAP_VIDEO_OUTPUT | \ - V4L2_CAP_SLICED_VBI_OUTPUT | V4L2_CAP_VIDEO_OUTPUT_OVERLAY | V4L2_CAP_VIDEO_OUTPUT_POS) + V4L2_CAP_SLICED_VBI_OUTPUT | V4L2_CAP_VIDEO_OUTPUT_OVERLAY) struct ivtv_card_video_input { u8 video_type; /* video input type */ diff --git a/drivers/media/video/ivtv/ivtv-driver.c b/drivers/media/video/ivtv/ivtv-driver.c index e29f949adf5..efc66355339 100644 --- a/drivers/media/video/ivtv/ivtv-driver.c +++ b/drivers/media/video/ivtv/ivtv-driver.c @@ -652,6 +652,7 @@ static int __devinit ivtv_init_struct1(struct ivtv *itv) itv->dma_timer.data = (unsigned long)itv; itv->cur_dma_stream = -1; + itv->cur_pio_stream = -1; itv->audio_stereo_mode = AUDIO_STEREO; itv->audio_bilingual_mode = AUDIO_MONO_LEFT; diff --git a/drivers/media/video/ivtv/ivtv-driver.h b/drivers/media/video/ivtv/ivtv-driver.h index 9a412d6c6d0..e6e56f175f3 100644 --- a/drivers/media/video/ivtv/ivtv-driver.h +++ b/drivers/media/video/ivtv/ivtv-driver.h @@ -67,14 +67,6 @@ #include <media/ivtv.h> -#ifdef CONFIG_LIRC_I2C -# error "This driver is not compatible with the LIRC I2C kernel configuration option." -#endif /* CONFIG_LIRC_I2C */ - -#ifndef CONFIG_PCI -# error "This driver requires kernel PCI support." -#endif /* CONFIG_PCI */ - #define IVTV_ENCODER_OFFSET 0x00000000 #define IVTV_ENCODER_SIZE 0x00800000 /* Last half isn't needed 0x01000000 */ @@ -245,6 +237,7 @@ extern const u32 yuv_offset[4]; #define IVTV_IRQ_ENC_VBI_CAP (0x1 << 29) #define IVTV_IRQ_ENC_VIM_RST (0x1 << 28) #define IVTV_IRQ_ENC_DMA_COMPLETE (0x1 << 27) +#define IVTV_IRQ_ENC_PIO_COMPLETE (0x1 << 25) #define IVTV_IRQ_DEC_AUD_MODE_CHG (0x1 << 24) #define IVTV_IRQ_DEC_DATA_REQ (0x1 << 22) #define IVTV_IRQ_DEC_DMA_COMPLETE (0x1 << 20) @@ -255,7 +248,8 @@ extern const u32 yuv_offset[4]; #define IVTV_IRQ_DEC_VSYNC (0x1 << 10) /* IRQ Masks */ -#define IVTV_IRQ_MASK_INIT (IVTV_IRQ_DMA_ERR|IVTV_IRQ_ENC_DMA_COMPLETE|IVTV_IRQ_DMA_READ) +#define IVTV_IRQ_MASK_INIT (IVTV_IRQ_DMA_ERR|IVTV_IRQ_ENC_DMA_COMPLETE|\ + IVTV_IRQ_DMA_READ|IVTV_IRQ_ENC_PIO_COMPLETE) #define IVTV_IRQ_MASK_CAPTURE (IVTV_IRQ_ENC_START_CAP | IVTV_IRQ_ENC_EOS) #define IVTV_IRQ_MASK_DECODE (IVTV_IRQ_DEC_DATA_REQ|IVTV_IRQ_DEC_AUD_MODE_CHG) @@ -382,6 +376,9 @@ struct ivtv_mailbox_data { #define IVTV_F_S_STREAMOFF 7 /* signal end of stream EOS */ #define IVTV_F_S_APPL_IO 8 /* this stream is used read/written by an application */ +#define IVTV_F_S_PIO_PENDING 9 /* this stream has pending PIO */ +#define IVTV_F_S_PIO_HAS_VBI 1 /* the current PIO request also requests VBI data */ + /* per-ivtv, i_flags */ #define IVTV_F_I_DMA 0 /* DMA in progress */ #define IVTV_F_I_UDMA 1 /* UDMA in progress */ @@ -398,8 +395,11 @@ struct ivtv_mailbox_data { #define IVTV_F_I_DECODING_YUV 12 /* this stream is YUV frame decoding */ #define IVTV_F_I_ENC_PAUSED 13 /* the encoder is paused */ #define IVTV_F_I_VALID_DEC_TIMINGS 14 /* last_dec_timing is valid */ -#define IVTV_F_I_WORK_HANDLER_VBI 15 /* there is work to be done for VBI */ -#define IVTV_F_I_WORK_HANDLER_YUV 16 /* there is work to be done for YUV */ +#define IVTV_F_I_HAVE_WORK 15 /* Used in the interrupt handler: there is work to be done */ +#define IVTV_F_I_WORK_HANDLER_VBI 16 /* there is work to be done for VBI */ +#define IVTV_F_I_WORK_HANDLER_YUV 17 /* there is work to be done for YUV */ +#define IVTV_F_I_WORK_HANDLER_PIO 18 /* there is work to be done for PIO */ +#define IVTV_F_I_PIO 19 /* PIO in progress */ /* Event notifications */ #define IVTV_F_I_EV_DEC_STOPPED 28 /* decoder stopped event */ @@ -492,6 +492,7 @@ struct ivtv_stream { /* Base Dev SG Array for cx23415/6 */ struct ivtv_SG_element *SGarray; + struct ivtv_SG_element *PIOarray; dma_addr_t SG_handle; int SG_length; @@ -714,6 +715,7 @@ struct ivtv { atomic_t decoding; /* count number of active decoding streams */ u32 irq_rr_idx; /* Round-robin stream index */ int cur_dma_stream; /* index of stream doing DMA */ + int cur_pio_stream; /* index of stream doing PIO */ u32 dma_data_req_offset; u32 dma_data_req_size; int output_mode; /* NONE, MPG, YUV, UDMA YUV, passthrough */ diff --git a/drivers/media/video/ivtv/ivtv-fileops.c b/drivers/media/video/ivtv/ivtv-fileops.c index 8976487a65f..555d5e6369c 100644 --- a/drivers/media/video/ivtv/ivtv-fileops.c +++ b/drivers/media/video/ivtv/ivtv-fileops.c @@ -32,6 +32,8 @@ #include "ivtv-yuv.h" #include "ivtv-controls.h" #include "ivtv-ioctl.h" +#include "ivtv-cards.h" +#include <media/saa7115.h> /* This function tries to claim the stream for a specific file descriptor. If no one else is using this stream then the stream is claimed and @@ -786,6 +788,13 @@ int ivtv_v4l2_close(struct inode *inode, struct file *filp) ivtv_call_i2c_clients(itv, VIDIOC_S_STD, &itv->std); /* Select correct audio input (i.e. TV tuner or Line in) */ ivtv_audio_set_io(itv); + if (itv->hw_flags & IVTV_HW_SAA711X) + { + struct v4l2_crystal_freq crystal_freq; + crystal_freq.freq = SAA7115_FREQ_32_11_MHZ; + crystal_freq.flags = 0; + ivtv_saa7115(itv, VIDIOC_INT_S_CRYSTAL_FREQ, &crystal_freq); + } /* Done! Unmute and continue. */ ivtv_unmute(itv); ivtv_release_stream(s); @@ -872,6 +881,13 @@ int ivtv_v4l2_open(struct inode *inode, struct file *filp) set_bit(IVTV_F_I_RADIO_USER, &itv->i_flags); /* Select the correct audio input (i.e. radio tuner) */ ivtv_audio_set_io(itv); + if (itv->hw_flags & IVTV_HW_SAA711X) + { + struct v4l2_crystal_freq crystal_freq; + crystal_freq.freq = SAA7115_FREQ_32_11_MHZ; + crystal_freq.flags = SAA7115_FREQ_FL_APLL; + ivtv_saa7115(itv, VIDIOC_INT_S_CRYSTAL_FREQ, &crystal_freq); + } /* Done! Unmute and continue. */ ivtv_unmute(itv); } diff --git a/drivers/media/video/ivtv/ivtv-ioctl.c b/drivers/media/video/ivtv/ivtv-ioctl.c index 794a6a02f82..57af1762de1 100644 --- a/drivers/media/video/ivtv/ivtv-ioctl.c +++ b/drivers/media/video/ivtv/ivtv-ioctl.c @@ -362,8 +362,6 @@ static int ivtv_get_fmt(struct ivtv *itv, int streamtype, struct v4l2_format *fm case V4L2_BUF_TYPE_VIDEO_OUTPUT: if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)) return -EINVAL; - fmt->fmt.pix.left = itv->main_rect.left; - fmt->fmt.pix.top = itv->main_rect.top; fmt->fmt.pix.width = itv->main_rect.width; fmt->fmt.pix.height = itv->main_rect.height; fmt->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; @@ -402,8 +400,6 @@ static int ivtv_get_fmt(struct ivtv *itv, int streamtype, struct v4l2_format *fm break; case V4L2_BUF_TYPE_VIDEO_CAPTURE: - fmt->fmt.pix.left = 0; - fmt->fmt.pix.top = 0; fmt->fmt.pix.width = itv->params.width; fmt->fmt.pix.height = itv->params.height; fmt->fmt.pix.colorspace = V4L2_COLORSPACE_SMPTE170M; @@ -498,15 +494,13 @@ static int ivtv_try_or_set_fmt(struct ivtv *itv, int streamtype, if (!(itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)) return -EINVAL; field = fmt->fmt.pix.field; - r.top = fmt->fmt.pix.top; - r.left = fmt->fmt.pix.left; + r.top = 0; + r.left = 0; r.width = fmt->fmt.pix.width; r.height = fmt->fmt.pix.height; ivtv_get_fmt(itv, streamtype, fmt); if (itv->output_mode != OUT_UDMA_YUV) { /* TODO: would setting the rect also be valid for this mode? */ - fmt->fmt.pix.top = r.top; - fmt->fmt.pix.left = r.left; fmt->fmt.pix.width = r.width; fmt->fmt.pix.height = r.height; } @@ -538,11 +532,6 @@ static int ivtv_try_or_set_fmt(struct ivtv *itv, int streamtype, itv->yuv_info.yuv_forced_update = 1; return 0; } - if (!ivtv_vapi(itv, CX2341X_OSD_SET_FRAMEBUFFER_WINDOW, 4, - r.width, r.height, r.left, r.top)) - itv->main_rect = r; - else - return -EINVAL; } return 0; } @@ -805,9 +794,39 @@ int ivtv_v4l2_ioctls(struct ivtv *itv, struct file *filp, unsigned int cmd, void return ivtv_get_fmt(itv, id->type, fmt); } + case VIDIOC_CROPCAP: { + struct v4l2_cropcap *cropcap = arg; + + if (cropcap->type != V4L2_BUF_TYPE_VIDEO_CAPTURE && + cropcap->type != V4L2_BUF_TYPE_VIDEO_OUTPUT) + return -EINVAL; + cropcap->bounds.top = cropcap->bounds.left = 0; + cropcap->bounds.width = 720; + if (cropcap->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) { + cropcap->bounds.height = itv->is_50hz ? 576 : 480; + cropcap->pixelaspect.numerator = itv->is_50hz ? 59 : 10; + cropcap->pixelaspect.denominator = itv->is_50hz ? 54 : 11; + } else { + cropcap->bounds.height = itv->is_out_50hz ? 576 : 480; + cropcap->pixelaspect.numerator = itv->is_out_50hz ? 59 : 10; + cropcap->pixelaspect.denominator = itv->is_out_50hz ? 54 : 11; + } + cropcap->defrect = cropcap->bounds; + return 0; + } + case VIDIOC_S_CROP: { struct v4l2_crop *crop = arg; + if (crop->type == V4L2_BUF_TYPE_VIDEO_OUTPUT && + (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)) { + if (!ivtv_vapi(itv, CX2341X_OSD_SET_FRAMEBUFFER_WINDOW, 4, + crop->c.width, crop->c.height, crop->c.left, crop->c.top)) { + itv->main_rect = crop->c; + return 0; + } + return -EINVAL; + } if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) return -EINVAL; return itv->video_dec_func(itv, VIDIOC_S_CROP, arg); @@ -816,6 +835,11 @@ int ivtv_v4l2_ioctls(struct ivtv *itv, struct file *filp, unsigned int cmd, void case VIDIOC_G_CROP: { struct v4l2_crop *crop = arg; + if (crop->type == V4L2_BUF_TYPE_VIDEO_OUTPUT && + (itv->v4l2_cap & V4L2_CAP_VIDEO_OUTPUT)) { + crop->c = itv->main_rect; + return 0; + } if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE) return -EINVAL; return itv->video_dec_func(itv, VIDIOC_G_CROP, arg); @@ -983,7 +1007,7 @@ int ivtv_v4l2_ioctls(struct ivtv *itv, struct file *filp, unsigned int cmd, void if (itv->hw_flags & IVTV_HW_CX25840) { itv->vbi.sliced_decoder_line_size = itv->is_60hz ? 272 : 284; } - IVTV_DEBUG_INFO("Switching standard to %llx.\n", itv->std); + IVTV_DEBUG_INFO("Switching standard to %llx.\n", (unsigned long long)itv->std); /* Tuner */ ivtv_call_i2c_clients(itv, VIDIOC_S_STD, &itv->std); @@ -1141,8 +1165,6 @@ int ivtv_v4l2_ioctls(struct ivtv *itv, struct file *filp, unsigned int cmd, void fb->fmt.pixelformat = itv->osd_pixelformat; fb->fmt.width = itv->osd_rect.width; fb->fmt.height = itv->osd_rect.height; - fb->fmt.left = itv->osd_rect.left; - fb->fmt.top = itv->osd_rect.top; fb->base = (void *)itv->osd_video_pbase; if (itv->osd_global_alpha_state) fb->flags |= V4L2_FBUF_FLAG_GLOBAL_ALPHA; @@ -1215,7 +1237,7 @@ int ivtv_v4l2_ioctls(struct ivtv *itv, struct file *filp, unsigned int cmd, void (s->buffers - s->q_free.buffers) * 100 / s->buffers, (s->buffers * s->buf_size) / 1024, s->buffers); } - IVTV_INFO("Read MPEG/VBI: %lld/%lld bytes\n", itv->mpg_data_received, itv->vbi_data_inserted); + IVTV_INFO("Read MPEG/VBI: %lld/%lld bytes\n", (long long)itv->mpg_data_received, (long long)itv->vbi_data_inserted); IVTV_INFO("================== END STATUS CARD #%d ==================\n", itv->num); break; } @@ -1463,6 +1485,7 @@ static int ivtv_v4l2_do_ioctl(struct inode *inode, struct file *filp, case VIDIOC_S_FMT: case VIDIOC_TRY_FMT: case VIDIOC_ENUM_FMT: + case VIDIOC_CROPCAP: case VIDIOC_G_CROP: case VIDIOC_S_CROP: case VIDIOC_G_FREQUENCY: diff --git a/drivers/media/video/ivtv/ivtv-irq.c b/drivers/media/video/ivtv/ivtv-irq.c index c3a047b381b..ba98bf054f2 100644 --- a/drivers/media/video/ivtv/ivtv-irq.c +++ b/drivers/media/video/ivtv/ivtv-irq.c @@ -31,8 +31,6 @@ #define DMA_MAGIC_COOKIE 0x000001fe -#define SLICED_VBI_PIO 1 - static void ivtv_dma_dec_start(struct ivtv_stream *s); static const int ivtv_stream_map[] = { @@ -42,12 +40,40 @@ static const int ivtv_stream_map[] = { IVTV_ENC_STREAM_TYPE_VBI, }; -static inline int ivtv_use_pio(struct ivtv_stream *s) + +static void ivtv_pio_work_handler(struct ivtv *itv) { - struct ivtv *itv = s->itv; + struct ivtv_stream *s = &itv->streams[itv->cur_pio_stream]; + struct ivtv_buffer *buf; + struct list_head *p; + int i = 0; + + IVTV_DEBUG_DMA("ivtv_pio_work_handler\n"); + if (itv->cur_pio_stream < 0 || itv->cur_pio_stream >= IVTV_MAX_STREAMS || + s->v4l2dev == NULL || !ivtv_use_pio(s)) { + itv->cur_pio_stream = -1; + /* trigger PIO complete user interrupt */ + write_reg(IVTV_IRQ_ENC_PIO_COMPLETE, 0x44); + return; + } + IVTV_DEBUG_DMA("Process PIO %s\n", s->name); + buf = list_entry(s->q_dma.list.next, struct ivtv_buffer, list); + list_for_each(p, &s->q_dma.list) { + struct ivtv_buffer *buf = list_entry(p, struct ivtv_buffer, list); + u32 size = s->PIOarray[i].size & 0x3ffff; - return s->dma == PCI_DMA_NONE || - (SLICED_VBI_PIO && s->type == IVTV_ENC_STREAM_TYPE_VBI && itv->vbi.sliced_in->service_set); + /* Copy the data from the card to the buffer */ + if (s->type == IVTV_DEC_STREAM_TYPE_VBI) { + memcpy_fromio(buf->buf, itv->dec_mem + s->PIOarray[i].src - IVTV_DECODER_OFFSET, size); + } + else { + memcpy_fromio(buf->buf, itv->enc_mem + s->PIOarray[i].src, size); + } + if (s->PIOarray[i].size & 0x80000000) + break; + i++; + } + write_reg(IVTV_IRQ_ENC_PIO_COMPLETE, 0x44); } void ivtv_irq_work_handler(struct work_struct *work) @@ -56,8 +82,11 @@ void ivtv_irq_work_handler(struct work_struct *work) DEFINE_WAIT(wait); + if (test_and_clear_bit(IVTV_F_I_WORK_HANDLER_PIO, &itv->i_flags)) + ivtv_pio_work_handler(itv); + if (test_and_clear_bit(IVTV_F_I_WORK_HANDLER_VBI, &itv->i_flags)) - vbi_work_handler(itv); + ivtv_vbi_work_handler(itv); if (test_and_clear_bit(IVTV_F_I_WORK_HANDLER_YUV, &itv->i_flags)) ivtv_yuv_work_handler(itv); @@ -173,8 +202,7 @@ static int stream_enc_dma_append(struct ivtv_stream *s, u32 data[CX2341X_MBOX_MA } s->buffers_stolen = rc; - /* got the buffers, now fill in SGarray (DMA) or copy the data from the card - to the buffers (PIO). */ + /* got the buffers, now fill in SGarray (DMA) */ buf = list_entry(s->q_predma.list.next, struct ivtv_buffer, list); memset(buf->buf, 0, 128); list_for_each(p, &s->q_predma.list) { @@ -182,21 +210,11 @@ static int stream_enc_dma_append(struct ivtv_stream *s, u32 data[CX2341X_MBOX_MA if (skip_bufs-- > 0) continue; - if (!ivtv_use_pio(s)) { - s->SGarray[idx].dst = cpu_to_le32(buf->dma_handle); - s->SGarray[idx].src = cpu_to_le32(offset); - s->SGarray[idx].size = cpu_to_le32(s->buf_size); - } + s->SGarray[idx].dst = cpu_to_le32(buf->dma_handle); + s->SGarray[idx].src = cpu_to_le32(offset); + s->SGarray[idx].size = cpu_to_le32(s->buf_size); buf->bytesused = (size < s->buf_size) ? size : s->buf_size; - /* If PIO, then copy the data from the card to the buffer */ - if (s->type == IVTV_DEC_STREAM_TYPE_VBI) { - memcpy_fromio(buf->buf, itv->dec_mem + offset - IVTV_DECODER_OFFSET, buf->bytesused); - } - else if (ivtv_use_pio(s)) { - memcpy_fromio(buf->buf, itv->enc_mem + offset, buf->bytesused); - } - s->q_predma.bytesused += buf->bytesused; size -= buf->bytesused; offset += s->buf_size; @@ -224,11 +242,6 @@ static void dma_post(struct ivtv_stream *s) u32 *u32buf; int x = 0; - if (ivtv_use_pio(s)) { - if (s->q_predma.bytesused) - ivtv_queue_move(s, &s->q_predma, NULL, &s->q_dma, s->q_predma.bytesused); - s->SG_length = 0; - } IVTV_DEBUG_DMA("%s %s completed (%x)\n", ivtv_use_pio(s) ? "PIO" : "DMA", s->name, s->dma_offset); list_for_each(p, &s->q_dma.list) { @@ -278,10 +291,14 @@ static void dma_post(struct ivtv_stream *s) if (buf) buf->bytesused += s->dma_last_offset; if (buf && s->type == IVTV_DEC_STREAM_TYPE_VBI) { - /* Parse and Groom VBI Data */ - s->q_dma.bytesused -= buf->bytesused; - ivtv_process_vbi_data(itv, buf, 0, s->type); - s->q_dma.bytesused += buf->bytesused; + list_for_each(p, &s->q_dma.list) { + buf = list_entry(p, struct ivtv_buffer, list); + + /* Parse and Groom VBI Data */ + s->q_dma.bytesused -= buf->bytesused; + ivtv_process_vbi_data(itv, buf, 0, s->type); + s->q_dma.bytesused += buf->bytesused; + } if (s->id == -1) { ivtv_queue_move(s, &s->q_dma, NULL, &s->q_free, 0); return; @@ -351,10 +368,14 @@ static void ivtv_dma_enc_start(struct ivtv_stream *s) struct ivtv_stream *s_vbi = &itv->streams[IVTV_ENC_STREAM_TYPE_VBI]; int i; + IVTV_DEBUG_DMA("start %s for %s\n", ivtv_use_dma(s) ? "DMA" : "PIO", s->name); + if (s->q_predma.bytesused) ivtv_queue_move(s, &s->q_predma, NULL, &s->q_dma, s->q_predma.bytesused); - IVTV_DEBUG_DMA("start DMA for %s\n", s->name); - s->SGarray[s->SG_length - 1].size = cpu_to_le32(le32_to_cpu(s->SGarray[s->SG_length - 1].size) + 256); + + if (ivtv_use_dma(s)) + s->SGarray[s->SG_length - 1].size = + cpu_to_le32(le32_to_cpu(s->SGarray[s->SG_length - 1].size) + 256); /* If this is an MPEG stream, and VBI data is also pending, then append the VBI DMA to the MPEG DMA and transfer both sets of data at once. @@ -368,7 +389,8 @@ static void ivtv_dma_enc_start(struct ivtv_stream *s) if (s->type == IVTV_ENC_STREAM_TYPE_MPG && s_vbi->SG_length && s->SG_length + s_vbi->SG_length <= s->buffers) { ivtv_queue_move(s_vbi, &s_vbi->q_predma, NULL, &s_vbi->q_dma, s_vbi->q_predma.bytesused); - s_vbi->SGarray[s_vbi->SG_length - 1].size = cpu_to_le32(le32_to_cpu(s_vbi->SGarray[s->SG_length - 1].size) + 256); + if (ivtv_use_dma(s_vbi)) + s_vbi->SGarray[s_vbi->SG_length - 1].size = cpu_to_le32(le32_to_cpu(s_vbi->SGarray[s->SG_length - 1].size) + 256); for (i = 0; i < s_vbi->SG_length; i++) { s->SGarray[s->SG_length++] = s_vbi->SGarray[i]; } @@ -381,14 +403,26 @@ static void ivtv_dma_enc_start(struct ivtv_stream *s) /* Mark last buffer size for Interrupt flag */ s->SGarray[s->SG_length - 1].size |= cpu_to_le32(0x80000000); - /* Sync Hardware SG List of buffers */ - ivtv_stream_sync_for_device(s); - write_reg(s->SG_handle, IVTV_REG_ENCDMAADDR); - write_reg_sync(read_reg(IVTV_REG_DMAXFER) | 0x02, IVTV_REG_DMAXFER); - set_bit(IVTV_F_I_DMA, &itv->i_flags); - itv->cur_dma_stream = s->type; - itv->dma_timer.expires = jiffies + HZ / 10; - add_timer(&itv->dma_timer); + if (ivtv_use_pio(s)) { + for (i = 0; i < s->SG_length; i++) { + s->PIOarray[i].src = le32_to_cpu(s->SGarray[i].src); + s->PIOarray[i].size = le32_to_cpu(s->SGarray[i].size); + } + set_bit(IVTV_F_I_WORK_HANDLER_PIO, &itv->i_flags); + set_bit(IVTV_F_I_HAVE_WORK, &itv->i_flags); + set_bit(IVTV_F_I_PIO, &itv->i_flags); + itv->cur_pio_stream = s->type; + } + else { + /* Sync Hardware SG List of buffers */ + ivtv_stream_sync_for_device(s); + write_reg(s->SG_handle, IVTV_REG_ENCDMAADDR); + write_reg_sync(read_reg(IVTV_REG_DMAXFER) | 0x02, IVTV_REG_DMAXFER); + set_bit(IVTV_F_I_DMA, &itv->i_flags); + itv->cur_dma_stream = s->type; + itv->dma_timer.expires = jiffies + HZ / 10; + add_timer(&itv->dma_timer); + } } static void ivtv_dma_dec_start(struct ivtv_stream *s) @@ -489,6 +523,40 @@ static void ivtv_irq_enc_dma_complete(struct ivtv *itv) wake_up(&itv->dma_waitq); } +static void ivtv_irq_enc_pio_complete(struct ivtv *itv) +{ + struct ivtv_stream *s; + + if (itv->cur_pio_stream < 0 || itv->cur_pio_stream >= IVTV_MAX_STREAMS) { + itv->cur_pio_stream = -1; + return; + } + s = &itv->streams[itv->cur_pio_stream]; + IVTV_DEBUG_IRQ("ENC PIO COMPLETE %s\n", s->name); + s->SG_length = 0; + clear_bit(IVTV_F_I_ENC_VBI, &itv->i_flags); + clear_bit(IVTV_F_I_PIO, &itv->i_flags); + itv->cur_pio_stream = -1; + dma_post(s); + if (s->type == IVTV_ENC_STREAM_TYPE_MPG) + ivtv_vapi(itv, CX2341X_ENC_SCHED_DMA_TO_HOST, 3, 0, 0, 0); + else if (s->type == IVTV_ENC_STREAM_TYPE_YUV) + ivtv_vapi(itv, CX2341X_ENC_SCHED_DMA_TO_HOST, 3, 0, 0, 1); + else if (s->type == IVTV_ENC_STREAM_TYPE_PCM) + ivtv_vapi(itv, CX2341X_ENC_SCHED_DMA_TO_HOST, 3, 0, 0, 2); + clear_bit(IVTV_F_I_PIO, &itv->i_flags); + if (test_and_clear_bit(IVTV_F_S_DMA_HAS_VBI, &s->s_flags)) { + u32 tmp; + + s = &itv->streams[IVTV_ENC_STREAM_TYPE_VBI]; + tmp = s->dma_offset; + s->dma_offset = itv->vbi.dma_offset; + dma_post(s); + s->dma_offset = tmp; + } + wake_up(&itv->dma_waitq); +} + static void ivtv_irq_dma_err(struct ivtv *itv) { u32 data[CX2341X_MBOX_MAX_DATA]; @@ -532,13 +600,7 @@ static void ivtv_irq_enc_start_cap(struct ivtv *itv) clear_bit(IVTV_F_I_ENC_VBI, &itv->i_flags); s = &itv->streams[ivtv_stream_map[data[0]]]; if (!stream_enc_dma_append(s, data)) { - if (ivtv_use_pio(s)) { - dma_post(s); - ivtv_vapi(itv, CX2341X_ENC_SCHED_DMA_TO_HOST, 3, 0, 0, data[0]); - } - else { - set_bit(IVTV_F_S_DMA_PENDING, &s->s_flags); - } + set_bit(ivtv_use_pio(s) ? IVTV_F_S_PIO_PENDING : IVTV_F_S_DMA_PENDING, &s->s_flags); } } @@ -551,15 +613,6 @@ static void ivtv_irq_enc_vbi_cap(struct ivtv *itv) IVTV_DEBUG_IRQ("ENC START VBI CAP\n"); s = &itv->streams[IVTV_ENC_STREAM_TYPE_VBI]; - if (ivtv_use_pio(s)) { - if (stream_enc_dma_append(s, data)) - return; - if (s->q_predma.bytesused) - ivtv_queue_move(s, &s->q_predma, NULL, &s->q_dma, s->q_predma.bytesused); - s->SG_length = 0; - dma_post(s); - return; - } /* If more than two VBI buffers are pending, then clear the old ones and start with this new one. This can happen during transition stages when MPEG capturing is @@ -582,11 +635,11 @@ static void ivtv_irq_enc_vbi_cap(struct ivtv *itv) if (!stream_enc_dma_append(s, data) && !test_bit(IVTV_F_S_STREAMING, &s_mpg->s_flags)) { set_bit(IVTV_F_I_ENC_VBI, &itv->i_flags); - set_bit(IVTV_F_S_DMA_PENDING, &s->s_flags); + set_bit(ivtv_use_pio(s) ? IVTV_F_S_PIO_PENDING : IVTV_F_S_DMA_PENDING, &s->s_flags); } } -static void ivtv_irq_dev_vbi_reinsert(struct ivtv *itv) +static void ivtv_irq_dec_vbi_reinsert(struct ivtv *itv) { u32 data[CX2341X_MBOX_MAX_DATA]; struct ivtv_stream *s = &itv->streams[IVTV_DEC_STREAM_TYPE_VBI]; @@ -594,7 +647,7 @@ static void ivtv_irq_dev_vbi_reinsert(struct ivtv *itv) IVTV_DEBUG_IRQ("DEC VBI REINSERT\n"); if (test_bit(IVTV_F_S_CLAIMED, &s->s_flags) && !stream_enc_dma_append(s, data)) { - dma_post(s); + set_bit(IVTV_F_S_PIO_PENDING, &s->s_flags); } } @@ -657,7 +710,6 @@ static void ivtv_irq_vsync(struct ivtv *itv) } if (frame != (itv->lastVsyncFrame & 1)) { struct ivtv_stream *s = ivtv_get_output_stream(itv); - int work = 0; itv->lastVsyncFrame += 1; if (frame == 0) { @@ -678,7 +730,7 @@ static void ivtv_irq_vsync(struct ivtv *itv) /* Send VBI to saa7127 */ if (frame) { set_bit(IVTV_F_I_WORK_HANDLER_VBI, &itv->i_flags); - work = 1; + set_bit(IVTV_F_I_HAVE_WORK, &itv->i_flags); } /* Check if we need to update the yuv registers */ @@ -691,11 +743,9 @@ static void ivtv_irq_vsync(struct ivtv *itv) itv->yuv_info.new_frame_info[last_dma_frame].update = 0; itv->yuv_info.yuv_forced_update = 0; set_bit(IVTV_F_I_WORK_HANDLER_YUV, &itv->i_flags); - work = 1; + set_bit(IVTV_F_I_HAVE_WORK, &itv->i_flags); } } - if (work) - queue_work(itv->irq_work_queues, &itv->irq_work_queue); } } @@ -755,6 +805,10 @@ irqreturn_t ivtv_irq_handler(int irq, void *dev_id) ivtv_irq_enc_dma_complete(itv); } + if (combo & IVTV_IRQ_ENC_PIO_COMPLETE) { + ivtv_irq_enc_pio_complete(itv); + } + if (combo & IVTV_IRQ_DMA_ERR) { ivtv_irq_dma_err(itv); } @@ -768,7 +822,7 @@ irqreturn_t ivtv_irq_handler(int irq, void *dev_id) } if (combo & IVTV_IRQ_DEC_VBI_RE_INSERT) { - ivtv_irq_dev_vbi_reinsert(itv); + ivtv_irq_dec_vbi_reinsert(itv); } if (combo & IVTV_IRQ_ENC_EOS) { @@ -813,6 +867,22 @@ irqreturn_t ivtv_irq_handler(int irq, void *dev_id) } } + if ((combo & IVTV_IRQ_DMA) && !test_bit(IVTV_F_I_PIO, &itv->i_flags)) { + for (i = 0; i < IVTV_MAX_STREAMS; i++) { + int idx = (i + itv->irq_rr_idx++) % IVTV_MAX_STREAMS; + struct ivtv_stream *s = &itv->streams[idx]; + + if (!test_and_clear_bit(IVTV_F_S_PIO_PENDING, &s->s_flags)) + continue; + if (s->type == IVTV_DEC_STREAM_TYPE_VBI || s->type < IVTV_DEC_STREAM_TYPE_MPG) + ivtv_dma_enc_start(s); + break; + } + } + + if (test_and_clear_bit(IVTV_F_I_HAVE_WORK, &itv->i_flags)) + queue_work(itv->irq_work_queues, &itv->irq_work_queue); + spin_unlock(&itv->dma_reg_lock); /* If we've just handled a 'forced' vsync, it's safest to say it diff --git a/drivers/media/video/ivtv/ivtv-queue.c b/drivers/media/video/ivtv/ivtv-queue.c index ccfcef1ad91..a04f9387f63 100644 --- a/drivers/media/video/ivtv/ivtv-queue.c +++ b/drivers/media/video/ivtv/ivtv-queue.c @@ -195,14 +195,26 @@ int ivtv_stream_alloc(struct ivtv_stream *s) s->dma != PCI_DMA_NONE ? "DMA " : "", s->name, s->buffers, s->buf_size, s->buffers * s->buf_size / 1024); - /* Allocate DMA SG Arrays */ - if (s->dma != PCI_DMA_NONE) { - s->SGarray = (struct ivtv_SG_element *)kzalloc(SGsize, GFP_KERNEL); - if (s->SGarray == NULL) { - IVTV_ERR("Could not allocate SGarray for %s stream\n", s->name); + if (ivtv_might_use_pio(s)) { + s->PIOarray = (struct ivtv_SG_element *)kzalloc(SGsize, GFP_KERNEL); + if (s->PIOarray == NULL) { + IVTV_ERR("Could not allocate PIOarray for %s stream\n", s->name); return -ENOMEM; } - s->SG_length = 0; + } + + /* Allocate DMA SG Arrays */ + s->SGarray = (struct ivtv_SG_element *)kzalloc(SGsize, GFP_KERNEL); + if (s->SGarray == NULL) { + IVTV_ERR("Could not allocate SGarray for %s stream\n", s->name); + if (ivtv_might_use_pio(s)) { + kfree(s->PIOarray); + s->PIOarray = NULL; + } + return -ENOMEM; + } + s->SG_length = 0; + if (ivtv_might_use_dma(s)) { s->SG_handle = pci_map_single(itv->dev, s->SGarray, SGsize, s->dma); ivtv_stream_sync_for_cpu(s); } @@ -219,7 +231,7 @@ int ivtv_stream_alloc(struct ivtv_stream *s) break; } INIT_LIST_HEAD(&buf->list); - if (s->dma != PCI_DMA_NONE) { + if (ivtv_might_use_dma(s)) { buf->dma_handle = pci_map_single(s->itv->dev, buf->buf, s->buf_size + 256, s->dma); ivtv_buf_sync_for_cpu(s, buf); @@ -242,7 +254,7 @@ void ivtv_stream_free(struct ivtv_stream *s) /* empty q_free */ while ((buf = ivtv_dequeue(s, &s->q_free))) { - if (s->dma != PCI_DMA_NONE) + if (ivtv_might_use_dma(s)) pci_unmap_single(s->itv->dev, buf->dma_handle, s->buf_size + 256, s->dma); kfree(buf->buf); @@ -256,6 +268,9 @@ void ivtv_stream_free(struct ivtv_stream *s) sizeof(struct ivtv_SG_element) * s->buffers, PCI_DMA_TODEVICE); s->SG_handle = IVTV_DMA_UNMAPPED; } + kfree(s->SGarray); + kfree(s->PIOarray); + s->PIOarray = NULL; s->SGarray = NULL; s->SG_length = 0; } diff --git a/drivers/media/video/ivtv/ivtv-queue.h b/drivers/media/video/ivtv/ivtv-queue.h index 903edd4b438..2ed8d548255 100644 --- a/drivers/media/video/ivtv/ivtv-queue.h +++ b/drivers/media/video/ivtv/ivtv-queue.h @@ -20,18 +20,43 @@ */ #define IVTV_DMA_UNMAPPED ((u32) -1) +#define SLICED_VBI_PIO 1 /* ivtv_buffer utility functions */ + +static inline int ivtv_might_use_pio(struct ivtv_stream *s) +{ + return s->dma == PCI_DMA_NONE || (SLICED_VBI_PIO && s->type == IVTV_ENC_STREAM_TYPE_VBI); +} + +static inline int ivtv_use_pio(struct ivtv_stream *s) +{ + struct ivtv *itv = s->itv; + + return s->dma == PCI_DMA_NONE || + (SLICED_VBI_PIO && s->type == IVTV_ENC_STREAM_TYPE_VBI && itv->vbi.sliced_in->service_set); +} + +static inline int ivtv_might_use_dma(struct ivtv_stream *s) +{ + return s->dma != PCI_DMA_NONE; +} + +static inline int ivtv_use_dma(struct ivtv_stream *s) +{ + return !ivtv_use_pio(s); +} + static inline void ivtv_buf_sync_for_cpu(struct ivtv_stream *s, struct ivtv_buffer *buf) { - if (s->dma != PCI_DMA_NONE) + if (ivtv_use_dma(s)) pci_dma_sync_single_for_cpu(s->itv->dev, buf->dma_handle, s->buf_size + 256, s->dma); } static inline void ivtv_buf_sync_for_device(struct ivtv_stream *s, struct ivtv_buffer *buf) { - if (s->dma != PCI_DMA_NONE) + if (ivtv_use_dma(s)) pci_dma_sync_single_for_device(s->itv->dev, buf->dma_handle, s->buf_size + 256, s->dma); } @@ -53,12 +78,14 @@ void ivtv_stream_free(struct ivtv_stream *s); static inline void ivtv_stream_sync_for_cpu(struct ivtv_stream *s) { - pci_dma_sync_single_for_cpu(s->itv->dev, s->SG_handle, - sizeof(struct ivtv_SG_element) * s->buffers, PCI_DMA_TODEVICE); + if (ivtv_use_dma(s)) + pci_dma_sync_single_for_cpu(s->itv->dev, s->SG_handle, + sizeof(struct ivtv_SG_element) * s->buffers, PCI_DMA_TODEVICE); } static inline void ivtv_stream_sync_for_device(struct ivtv_stream *s) { - pci_dma_sync_single_for_device(s->itv->dev, s->SG_handle, - sizeof(struct ivtv_SG_element) * s->buffers, PCI_DMA_TODEVICE); + if (ivtv_use_dma(s)) + pci_dma_sync_single_for_device(s->itv->dev, s->SG_handle, + sizeof(struct ivtv_SG_element) * s->buffers, PCI_DMA_TODEVICE); } diff --git a/drivers/media/video/ivtv/ivtv-streams.c b/drivers/media/video/ivtv/ivtv-streams.c index 01a41a844a3..6af88ae9295 100644 --- a/drivers/media/video/ivtv/ivtv-streams.c +++ b/drivers/media/video/ivtv/ivtv-streams.c @@ -868,7 +868,7 @@ int ivtv_stop_v4l2_decode_stream(struct ivtv_stream *s, int flags, u64 pts) if (!test_bit(IVTV_F_S_STREAMING, &s->s_flags)) return 0; - IVTV_DEBUG_INFO("Stop Decode at %llu, flags: %x\n", pts, flags); + IVTV_DEBUG_INFO("Stop Decode at %llu, flags: %x\n", (unsigned long long)pts, flags); /* Stop Decoder */ if (!(flags & VIDEO_CMD_STOP_IMMEDIATELY) || pts) { diff --git a/drivers/media/video/ivtv/ivtv-vbi.c b/drivers/media/video/ivtv/ivtv-vbi.c index 5efa5a86781..3ba46e07ea1 100644 --- a/drivers/media/video/ivtv/ivtv-vbi.c +++ b/drivers/media/video/ivtv/ivtv-vbi.c @@ -450,7 +450,7 @@ void ivtv_disable_vbi(struct ivtv *itv) } -void vbi_work_handler(struct ivtv *itv) +void ivtv_vbi_work_handler(struct ivtv *itv) { struct v4l2_sliced_vbi_data data; diff --git a/drivers/media/video/ivtv/ivtv-vbi.h b/drivers/media/video/ivtv/ivtv-vbi.h index cdaea697b3e..ec211b49702 100644 --- a/drivers/media/video/ivtv/ivtv-vbi.h +++ b/drivers/media/video/ivtv/ivtv-vbi.h @@ -23,4 +23,4 @@ void ivtv_process_vbi_data(struct ivtv *itv, struct ivtv_buffer *buf, int ivtv_used_line(struct ivtv *itv, int line, int field); void ivtv_disable_vbi(struct ivtv *itv); void ivtv_set_vbi(unsigned long arg); -void vbi_work_handler(struct ivtv *itv); +void ivtv_vbi_work_handler(struct ivtv *itv); diff --git a/drivers/media/video/ov7670.c b/drivers/media/video/ov7670.c index 03bc369a9e4..3ceb8a6249d 100644 --- a/drivers/media/video/ov7670.c +++ b/drivers/media/video/ov7670.c @@ -720,12 +720,22 @@ static int ov7670_s_fmt(struct i2c_client *c, struct v4l2_format *fmt) struct ov7670_format_struct *ovfmt; struct ov7670_win_size *wsize; struct ov7670_info *info = i2c_get_clientdata(c); - unsigned char com7; + unsigned char com7, clkrc; ret = ov7670_try_fmt(c, fmt, &ovfmt, &wsize); if (ret) return ret; /* + * HACK: if we're running rgb565 we need to grab then rewrite + * CLKRC. If we're *not*, however, then rewriting clkrc hoses + * the colors. + */ + if (fmt->fmt.pix.pixelformat == V4L2_PIX_FMT_RGB565) { + ret = ov7670_read(c, REG_CLKRC, &clkrc); + if (ret) + return ret; + } + /* * COM7 is a pain in the ass, it doesn't like to be read then * quickly written afterward. But we have everything we need * to set it absolutely here, as long as the format-specific @@ -744,7 +754,10 @@ static int ov7670_s_fmt(struct i2c_client *c, struct v4l2_format *fmt) if (wsize->regs) ret = ov7670_write_array(c, wsize->regs); info->fmt = ovfmt; - return 0; + + if (fmt->fmt.pix.pixelformat == V4L2_PIX_FMT_RGB565 && ret == 0) + ret = ov7670_write(c, REG_CLKRC, clkrc); + return ret; } /* @@ -1267,7 +1280,9 @@ static int ov7670_attach(struct i2c_adapter *adapter) ret = ov7670_detect(client); if (ret) goto out_free_info; - i2c_attach_client(client); + ret = i2c_attach_client(client); + if (ret) + goto out_free_info; return 0; out_free_info: diff --git a/drivers/media/video/saa7111.c b/drivers/media/video/saa7111.c index 74839f98b7c..c1a392e4717 100644 --- a/drivers/media/video/saa7111.c +++ b/drivers/media/video/saa7111.c @@ -75,10 +75,6 @@ struct saa7111 { int norm; int input; int enable; - int bright; - int contrast; - int hue; - int sat; }; #define I2C_SAA7111 0x48 @@ -96,6 +92,17 @@ saa7111_write (struct i2c_client *client, return i2c_smbus_write_byte_data(client, reg, value); } +static inline void +saa7111_write_if_changed(struct i2c_client *client, u8 reg, u8 value) +{ + struct saa7111 *decoder = i2c_get_clientdata(client); + + if (decoder->reg[reg] != value) { + decoder->reg[reg] = value; + i2c_smbus_write_byte_data(client, reg, value); + } +} + static int saa7111_write_block (struct i2c_client *client, const u8 *data, @@ -439,28 +446,14 @@ saa7111_command (struct i2c_client *client, { struct video_picture *pic = arg; - if (decoder->bright != pic->brightness) { - /* We want 0 to 255 we get 0-65535 */ - decoder->bright = pic->brightness; - saa7111_write(client, 0x0a, decoder->bright >> 8); - } - if (decoder->contrast != pic->contrast) { - /* We want 0 to 127 we get 0-65535 */ - decoder->contrast = pic->contrast; - saa7111_write(client, 0x0b, - decoder->contrast >> 9); - } - if (decoder->sat != pic->colour) { - /* We want 0 to 127 we get 0-65535 */ - decoder->sat = pic->colour; - saa7111_write(client, 0x0c, decoder->sat >> 9); - } - if (decoder->hue != pic->hue) { - /* We want -128 to 127 we get 0-65535 */ - decoder->hue = pic->hue; - saa7111_write(client, 0x0d, - (decoder->hue - 32768) >> 8); - } + /* We want 0 to 255 we get 0-65535 */ + saa7111_write_if_changed(client, 0x0a, pic->brightness >> 8); + /* We want 0 to 127 we get 0-65535 */ + saa7111_write(client, 0x0b, pic->contrast >> 9); + /* We want 0 to 127 we get 0-65535 */ + saa7111_write(client, 0x0c, pic->colour >> 9); + /* We want -128 to 127 we get 0-65535 */ + saa7111_write(client, 0x0d, (pic->hue - 32768) >> 8); } break; @@ -524,10 +517,6 @@ saa7111_detect_client (struct i2c_adapter *adapter, decoder->norm = VIDEO_MODE_NTSC; decoder->input = 0; decoder->enable = 1; - decoder->bright = 32768; - decoder->contrast = 32768; - decoder->hue = 32768; - decoder->sat = 32768; i2c_set_clientdata(client, decoder); i = i2c_attach_client(client); diff --git a/drivers/media/video/tuner-simple.c b/drivers/media/video/tuner-simple.c index 1b9b0742f75..c40b92ce1fa 100644 --- a/drivers/media/video/tuner-simple.c +++ b/drivers/media/video/tuner-simple.c @@ -205,9 +205,13 @@ static void default_set_tv_freq(struct i2c_client *c, unsigned int freq) /* 0x01 -> ??? no change ??? */ /* 0x02 -> PAL BDGHI / SECAM L */ /* 0x04 -> ??? PAL others / SECAM others ??? */ - cb &= ~0x02; - if (t->std & V4L2_STD_SECAM) - cb |= 0x02; + cb &= ~0x03; + if (t->std & V4L2_STD_SECAM_L) //also valid for V4L2_STD_SECAM + cb |= PHILIPS_MF_SET_PAL_L; + else if (t->std & V4L2_STD_SECAM_LC) + cb |= PHILIPS_MF_SET_PAL_L2; + else /* V4L2_STD_B|V4L2_STD_GH */ + cb |= PHILIPS_MF_SET_BG; break; case TUNER_TEMIC_4046FM5: diff --git a/drivers/media/video/usbvision/usbvision-core.c b/drivers/media/video/usbvision/usbvision-core.c index 9118a6227ea..7df071eb0a3 100644 --- a/drivers/media/video/usbvision/usbvision-core.c +++ b/drivers/media/video/usbvision/usbvision-core.c @@ -1414,6 +1414,11 @@ static void usbvision_isocIrq(struct urb *urb) if (!USBVISION_IS_OPERATIONAL(usbvision)) return; + /* any urb with wrong status is ignored without acknowledgement */ + if (urb->status == -ENOENT) { + return; + } + f = &usbvision->curFrame; /* Manage streaming interruption */ @@ -1436,18 +1441,21 @@ static void usbvision_isocIrq(struct urb *urb) if (usbvision->streaming == Stream_On) { /* If we collected enough data let's parse! */ - if (scratch_len(usbvision) > USBVISION_HEADER_LENGTH) { /* 12 == header_length */ - /*If we don't have a frame we're current working on, complain */ - if(!list_empty(&(usbvision->inqueue))) { - if (!(*f)) { - (*f) = list_entry(usbvision->inqueue.next,struct usbvision_frame, frame); - } - usbvision_parse_data(usbvision); - } - else { - PDEBUG(DBG_IRQ, "received data, but no one needs it"); - scratch_reset(usbvision); + if ((scratch_len(usbvision) > USBVISION_HEADER_LENGTH) && + (!list_empty(&(usbvision->inqueue))) ) { + if (!(*f)) { + (*f) = list_entry(usbvision->inqueue.next, + struct usbvision_frame, + frame); } + usbvision_parse_data(usbvision); + } + else { + /*If we don't have a frame + we're current working on, complain */ + PDEBUG(DBG_IRQ, + "received data, but no one needs it"); + scratch_reset(usbvision); } } else { @@ -1466,10 +1474,10 @@ static void usbvision_isocIrq(struct urb *urb) urb->dev = usbvision->dev; errCode = usb_submit_urb (urb, GFP_ATOMIC); - /* Disable this warning. By design of the driver. */ - // if(errCode) { - // err("%s: usb_submit_urb failed: error %d", __FUNCTION__, errCode); - // } + if(errCode) { + err("%s: usb_submit_urb failed: error %d", + __FUNCTION__, errCode); + } return; } @@ -2394,7 +2402,7 @@ int usbvision_init_isoc(struct usb_usbvision *usbvision) { struct usb_device *dev = usbvision->dev; int bufIdx, errCode, regValue; - const int sb_size = USBVISION_URB_FRAMES * USBVISION_MAX_ISOC_PACKET_SIZE; + int sb_size; if (!USBVISION_IS_OPERATIONAL(usbvision)) return -EFAULT; @@ -2408,11 +2416,14 @@ int usbvision_init_isoc(struct usb_usbvision *usbvision) usbvision->last_error = errCode; return -EBUSY; } + sb_size = USBVISION_URB_FRAMES * usbvision->isocPacketSize; - regValue = (16 - usbvision_read_reg(usbvision, USBVISION_ALTER_REG)) & 0x0F; + regValue = (16 - usbvision_read_reg(usbvision, + USBVISION_ALTER_REG)) & 0x0F; usbvision->usb_bandwidth = regValue >> 1; - PDEBUG(DBG_ISOC, "USB Bandwidth Usage: %dMbit/Sec", usbvision->usb_bandwidth); + PDEBUG(DBG_ISOC, "USB Bandwidth Usage: %dMbit/Sec", + usbvision->usb_bandwidth); @@ -2428,7 +2439,11 @@ int usbvision_init_isoc(struct usb_usbvision *usbvision) return -ENOMEM; } usbvision->sbuf[bufIdx].urb = urb; - usbvision->sbuf[bufIdx].data = usb_buffer_alloc(usbvision->dev, sb_size, GFP_KERNEL,&urb->transfer_dma); + usbvision->sbuf[bufIdx].data = + usb_buffer_alloc(usbvision->dev, + sb_size, + GFP_KERNEL, + &urb->transfer_dma); urb->dev = dev; urb->context = usbvision; urb->pipe = usb_rcvisocpipe(dev, usbvision->video_endp); @@ -2442,21 +2457,26 @@ int usbvision_init_isoc(struct usb_usbvision *usbvision) for (j = k = 0; j < USBVISION_URB_FRAMES; j++, k += usbvision->isocPacketSize) { urb->iso_frame_desc[j].offset = k; - urb->iso_frame_desc[j].length = usbvision->isocPacketSize; + urb->iso_frame_desc[j].length = + usbvision->isocPacketSize; } } /* Submit all URBs */ for (bufIdx = 0; bufIdx < USBVISION_NUMSBUF; bufIdx++) { - errCode = usb_submit_urb(usbvision->sbuf[bufIdx].urb, GFP_KERNEL); + errCode = usb_submit_urb(usbvision->sbuf[bufIdx].urb, + GFP_KERNEL); if (errCode) { - err("%s: usb_submit_urb(%d) failed: error %d", __FUNCTION__, bufIdx, errCode); + err("%s: usb_submit_urb(%d) failed: error %d", + __FUNCTION__, bufIdx, errCode); } } usbvision->streaming = Stream_Idle; - PDEBUG(DBG_ISOC, "%s: streaming=1 usbvision->video_endp=$%02x", __FUNCTION__, usbvision->video_endp); + PDEBUG(DBG_ISOC, "%s: streaming=1 usbvision->video_endp=$%02x", + __FUNCTION__, + usbvision->video_endp); return 0; } @@ -2470,7 +2490,7 @@ int usbvision_init_isoc(struct usb_usbvision *usbvision) void usbvision_stop_isoc(struct usb_usbvision *usbvision) { int bufIdx, errCode, regValue; - const int sb_size = USBVISION_URB_FRAMES * USBVISION_MAX_ISOC_PACKET_SIZE; + int sb_size = USBVISION_URB_FRAMES * usbvision->isocPacketSize; if ((usbvision->streaming == Stream_Off) || (usbvision->dev == NULL)) return; @@ -2499,15 +2519,19 @@ void usbvision_stop_isoc(struct usb_usbvision *usbvision) errCode = usb_set_interface(usbvision->dev, usbvision->iface, usbvision->ifaceAlt); if (errCode < 0) { - err("%s: usb_set_interface() failed: error %d", __FUNCTION__, errCode); + err("%s: usb_set_interface() failed: error %d", + __FUNCTION__, errCode); usbvision->last_error = errCode; } - regValue = (16 - usbvision_read_reg(usbvision, USBVISION_ALTER_REG)) & 0x0F; - usbvision->isocPacketSize = (regValue == 0) ? 0 : (regValue * 64) - 1; - PDEBUG(DBG_ISOC, "ISO Packet Length:%d", usbvision->isocPacketSize); + regValue = (16-usbvision_read_reg(usbvision, USBVISION_ALTER_REG)) & 0x0F; + usbvision->isocPacketSize = + (regValue == 0) ? 0 : (regValue * 64) - 1; + PDEBUG(DBG_ISOC, "ISO Packet Length:%d", + usbvision->isocPacketSize); usbvision->usb_bandwidth = regValue >> 1; - PDEBUG(DBG_ISOC, "USB Bandwidth Usage: %dMbit/Sec", usbvision->usb_bandwidth); + PDEBUG(DBG_ISOC, "USB Bandwidth Usage: %dMbit/Sec", + usbvision->usb_bandwidth); } } diff --git a/drivers/media/video/usbvision/usbvision.h b/drivers/media/video/usbvision/usbvision.h index bd6f6422ed5..c759d00d701 100644 --- a/drivers/media/video/usbvision/usbvision.h +++ b/drivers/media/video/usbvision/usbvision.h @@ -146,7 +146,6 @@ #define USBVISION_CLIPMASK_SIZE (MAX_FRAME_WIDTH * MAX_FRAME_HEIGHT / 8) //bytesize of clipmask #define USBVISION_URB_FRAMES 32 -#define USBVISION_MAX_ISOC_PACKET_SIZE 959 // NT1003 Specs Document says 1023 #define USBVISION_NUM_HEADERMARKER 20 #define USBVISION_NUMFRAMES 3 /* Maximum number of frames an application can get */ diff --git a/drivers/message/fusion/mptbase.h b/drivers/message/fusion/mptbase.h index d25d3be8fcd..165f81d16d0 100644 --- a/drivers/message/fusion/mptbase.h +++ b/drivers/message/fusion/mptbase.h @@ -436,7 +436,7 @@ typedef struct _MPT_SAS_MGMT { typedef struct _mpt_ioctl_events { u32 event; /* Specified by define above */ u32 eventContext; /* Index or counter */ - int data[2]; /* First 8 bytes of Event Data */ + u32 data[2]; /* First 8 bytes of Event Data */ } MPT_IOCTL_EVENTS; /* diff --git a/drivers/message/fusion/mptscsih.c b/drivers/message/fusion/mptscsih.c index fa0f7761652..3bd94f11e7d 100644 --- a/drivers/message/fusion/mptscsih.c +++ b/drivers/message/fusion/mptscsih.c @@ -2463,11 +2463,11 @@ mptscsih_copy_sense_data(struct scsi_cmnd *sc, MPT_SCSI_HOST *hd, MPT_FRAME_HDR ioc->events[idx].event = MPI_EVENT_SCSI_DEVICE_STATUS_CHANGE; ioc->events[idx].eventContext = ioc->eventContext; - ioc->events[idx].data[0] = (pReq->LUN[1] << 24) || - (MPI_EVENT_SCSI_DEV_STAT_RC_SMART_DATA << 16) || - (sc->device->channel << 8) || sc->device->id; + ioc->events[idx].data[0] = (pReq->LUN[1] << 24) | + (MPI_EVENT_SCSI_DEV_STAT_RC_SMART_DATA << 16) | + (sc->device->channel << 8) | sc->device->id; - ioc->events[idx].data[1] = (sense_data[13] << 8) || sense_data[12]; + ioc->events[idx].data[1] = (sense_data[13] << 8) | sense_data[12]; ioc->eventContext++; if (hd->ioc->pcidev->vendor == diff --git a/drivers/message/i2o/driver.c b/drivers/message/i2o/driver.c index d3235f213c8..e0d474b1743 100644 --- a/drivers/message/i2o/driver.c +++ b/drivers/message/i2o/driver.c @@ -123,8 +123,12 @@ int i2o_driver_register(struct i2o_driver *drv) } rc = driver_register(&drv->driver); - if (rc) - destroy_workqueue(drv->event_queue); + if (rc) { + if (drv->event) { + destroy_workqueue(drv->event_queue); + drv->event_queue = NULL; + } + } return rc; }; @@ -256,7 +260,7 @@ void i2o_driver_notify_controller_add_all(struct i2o_controller *c) int i; struct i2o_driver *drv; - for (i = 0; i < I2O_MAX_DRIVERS; i++) { + for (i = 0; i < i2o_max_drivers; i++) { drv = i2o_drivers[i]; if (drv) @@ -276,7 +280,7 @@ void i2o_driver_notify_controller_remove_all(struct i2o_controller *c) int i; struct i2o_driver *drv; - for (i = 0; i < I2O_MAX_DRIVERS; i++) { + for (i = 0; i < i2o_max_drivers; i++) { drv = i2o_drivers[i]; if (drv) @@ -295,7 +299,7 @@ void i2o_driver_notify_device_add_all(struct i2o_device *i2o_dev) int i; struct i2o_driver *drv; - for (i = 0; i < I2O_MAX_DRIVERS; i++) { + for (i = 0; i < i2o_max_drivers; i++) { drv = i2o_drivers[i]; if (drv) @@ -314,7 +318,7 @@ void i2o_driver_notify_device_remove_all(struct i2o_device *i2o_dev) int i; struct i2o_driver *drv; - for (i = 0; i < I2O_MAX_DRIVERS; i++) { + for (i = 0; i < i2o_max_drivers; i++) { drv = i2o_drivers[i]; if (drv) @@ -335,17 +339,15 @@ int __init i2o_driver_init(void) spin_lock_init(&i2o_drivers_lock); - if ((i2o_max_drivers < 2) || (i2o_max_drivers > 64) || - ((i2o_max_drivers ^ (i2o_max_drivers - 1)) != - (2 * i2o_max_drivers - 1))) { - osm_warn("max_drivers set to %d, but must be >=2 and <= 64 and " - "a power of 2\n", i2o_max_drivers); + if ((i2o_max_drivers < 2) || (i2o_max_drivers > 64)) { + osm_warn("max_drivers set to %d, but must be >=2 and <= 64\n", + i2o_max_drivers); i2o_max_drivers = I2O_MAX_DRIVERS; } osm_info("max drivers = %d\n", i2o_max_drivers); i2o_drivers = - kzalloc(i2o_max_drivers * sizeof(*i2o_drivers), GFP_KERNEL); + kcalloc(i2o_max_drivers, sizeof(*i2o_drivers), GFP_KERNEL); if (!i2o_drivers) return -ENOMEM; diff --git a/drivers/mfd/ucb1x00-ts.c b/drivers/mfd/ucb1x00-ts.c index cb8c264eaff..38e815a2e87 100644 --- a/drivers/mfd/ucb1x00-ts.c +++ b/drivers/mfd/ucb1x00-ts.c @@ -207,16 +207,7 @@ static int ucb1x00_thread(void *_ts) struct ucb1x00_ts *ts = _ts; struct task_struct *tsk = current; DECLARE_WAITQUEUE(wait, tsk); - int valid; - - /* - * We could run as a real-time thread. However, thus far - * this doesn't seem to be necessary. - */ -// tsk->policy = SCHED_FIFO; -// tsk->rt_priority = 1; - - valid = 0; + int valid = 0; add_wait_queue(&ts->irq_wait, &wait); while (!kthread_should_stop()) { @@ -300,7 +291,7 @@ static void ucb1x00_ts_irq(int idx, void *id) static int ucb1x00_ts_open(struct input_dev *idev) { - struct ucb1x00_ts *ts = idev->private; + struct ucb1x00_ts *ts = input_get_drvdata(idev); int ret = 0; BUG_ON(ts->rtask); @@ -337,7 +328,7 @@ static int ucb1x00_ts_open(struct input_dev *idev) */ static void ucb1x00_ts_close(struct input_dev *idev) { - struct ucb1x00_ts *ts = idev->private; + struct ucb1x00_ts *ts = input_get_drvdata(idev); if (ts->rtask) kthread_stop(ts->rtask); @@ -389,7 +380,6 @@ static int ucb1x00_ts_add(struct ucb1x00_dev *dev) ts->idev = idev; ts->adcsync = adcsync ? UCB_SYNC : UCB_NOSYNC; - idev->private = ts; idev->name = "Touchscreen panel"; idev->id.product = ts->ucb->id; idev->open = ucb1x00_ts_open; @@ -400,6 +390,8 @@ static int ucb1x00_ts_add(struct ucb1x00_dev *dev) __set_bit(ABS_Y, idev->absbit); __set_bit(ABS_PRESSURE, idev->absbit); + input_set_drvdata(idev, ts); + err = input_register_device(idev); if (err) goto fail; diff --git a/drivers/misc/phantom.c b/drivers/misc/phantom.c index 35b139b0e5f..5108b7c576d 100644 --- a/drivers/misc/phantom.c +++ b/drivers/misc/phantom.c @@ -47,6 +47,7 @@ struct phantom_device { struct cdev cdev; struct mutex open_lock; + spinlock_t ioctl_lock; }; static unsigned char phantom_devices[PHANTOM_MAX_MINORS]; @@ -59,8 +60,11 @@ static int phantom_status(struct phantom_device *dev, unsigned long newstat) atomic_set(&dev->counter, 0); iowrite32(PHN_CTL_IRQ, dev->iaddr + PHN_CONTROL); iowrite32(0x43, dev->caddr + PHN_IRQCTL); - } else if ((dev->status & PHB_RUNNING) && !(newstat & PHB_RUNNING)) + ioread32(dev->caddr + PHN_IRQCTL); /* PCI posting */ + } else if ((dev->status & PHB_RUNNING) && !(newstat & PHB_RUNNING)) { iowrite32(0, dev->caddr + PHN_IRQCTL); + ioread32(dev->caddr + PHN_IRQCTL); /* PCI posting */ + } dev->status = newstat; @@ -71,8 +75,8 @@ static int phantom_status(struct phantom_device *dev, unsigned long newstat) * File ops */ -static int phantom_ioctl(struct inode *inode, struct file *file, u_int cmd, - u_long arg) +static long phantom_ioctl(struct file *file, unsigned int cmd, + unsigned long arg) { struct phantom_device *dev = file->private_data; struct phm_regs rs; @@ -92,24 +96,32 @@ static int phantom_ioctl(struct inode *inode, struct file *file, u_int cmd, if (r.reg > 7) return -EINVAL; + spin_lock(&dev->ioctl_lock); if (r.reg == PHN_CONTROL && (r.value & PHN_CTL_IRQ) && - phantom_status(dev, dev->status | PHB_RUNNING)) + phantom_status(dev, dev->status | PHB_RUNNING)){ + spin_unlock(&dev->ioctl_lock); return -ENODEV; + } pr_debug("phantom: writing %x to %u\n", r.value, r.reg); iowrite32(r.value, dev->iaddr + r.reg); + ioread32(dev->iaddr); /* PCI posting */ if (r.reg == PHN_CONTROL && !(r.value & PHN_CTL_IRQ)) phantom_status(dev, dev->status & ~PHB_RUNNING); + spin_unlock(&dev->ioctl_lock); break; case PHN_SET_REGS: if (copy_from_user(&rs, argp, sizeof(rs))) return -EFAULT; pr_debug("phantom: SRS %u regs %x\n", rs.count, rs.mask); + spin_lock(&dev->ioctl_lock); for (i = 0; i < min(rs.count, 8U); i++) if ((1 << i) & rs.mask) iowrite32(rs.values[i], dev->oaddr + i); + ioread32(dev->iaddr); /* PCI posting */ + spin_unlock(&dev->ioctl_lock); break; case PHN_GET_REG: if (copy_from_user(&r, argp, sizeof(r))) @@ -128,9 +140,11 @@ static int phantom_ioctl(struct inode *inode, struct file *file, u_int cmd, return -EFAULT; pr_debug("phantom: GRS %u regs %x\n", rs.count, rs.mask); + spin_lock(&dev->ioctl_lock); for (i = 0; i < min(rs.count, 8U); i++) if ((1 << i) & rs.mask) rs.values[i] = ioread32(dev->iaddr + i); + spin_unlock(&dev->ioctl_lock); if (copy_to_user(argp, &rs, sizeof(rs))) return -EFAULT; @@ -199,7 +213,7 @@ static unsigned int phantom_poll(struct file *file, poll_table *wait) static struct file_operations phantom_file_ops = { .open = phantom_open, .release = phantom_release, - .ioctl = phantom_ioctl, + .unlocked_ioctl = phantom_ioctl, .poll = phantom_poll, }; @@ -212,6 +226,7 @@ static irqreturn_t phantom_isr(int irq, void *data) iowrite32(0, dev->iaddr); iowrite32(0xc0, dev->iaddr); + ioread32(dev->iaddr); /* PCI posting */ atomic_inc(&dev->counter); wake_up_interruptible(&dev->wait); @@ -282,11 +297,13 @@ static int __devinit phantom_probe(struct pci_dev *pdev, } mutex_init(&pht->open_lock); + spin_lock_init(&pht->ioctl_lock); init_waitqueue_head(&pht->wait); cdev_init(&pht->cdev, &phantom_file_ops); pht->cdev.owner = THIS_MODULE; iowrite32(0, pht->caddr + PHN_IRQCTL); + ioread32(pht->caddr + PHN_IRQCTL); /* PCI posting */ retval = request_irq(pdev->irq, phantom_isr, IRQF_SHARED | IRQF_DISABLED, "phantom", pht); if (retval) { @@ -337,6 +354,7 @@ static void __devexit phantom_remove(struct pci_dev *pdev) cdev_del(&pht->cdev); iowrite32(0, pht->caddr + PHN_IRQCTL); + ioread32(pht->caddr + PHN_IRQCTL); /* PCI posting */ free_irq(pdev->irq, pht); pci_iounmap(pdev, pht->oaddr); @@ -358,6 +376,7 @@ static int phantom_suspend(struct pci_dev *pdev, pm_message_t state) struct phantom_device *dev = pci_get_drvdata(pdev); iowrite32(0, dev->caddr + PHN_IRQCTL); + ioread32(dev->caddr + PHN_IRQCTL); /* PCI posting */ return 0; } diff --git a/drivers/misc/thinkpad_acpi.c b/drivers/misc/thinkpad_acpi.c index 6c36a55cb3d..95c0b96e83f 100644 --- a/drivers/misc/thinkpad_acpi.c +++ b/drivers/misc/thinkpad_acpi.c @@ -740,7 +740,7 @@ static ssize_t hotkey_enable_store(struct device *dev, } static struct device_attribute dev_attr_hotkey_enable = - __ATTR(enable, S_IWUSR | S_IRUGO, + __ATTR(hotkey_enable, S_IWUSR | S_IRUGO, hotkey_enable_show, hotkey_enable_store); /* sysfs hotkey mask --------------------------------------------------- */ @@ -775,7 +775,7 @@ static ssize_t hotkey_mask_store(struct device *dev, } static struct device_attribute dev_attr_hotkey_mask = - __ATTR(mask, S_IWUSR | S_IRUGO, + __ATTR(hotkey_mask, S_IWUSR | S_IRUGO, hotkey_mask_show, hotkey_mask_store); /* sysfs hotkey bios_enabled ------------------------------------------- */ @@ -787,7 +787,7 @@ static ssize_t hotkey_bios_enabled_show(struct device *dev, } static struct device_attribute dev_attr_hotkey_bios_enabled = - __ATTR(bios_enabled, S_IRUGO, hotkey_bios_enabled_show, NULL); + __ATTR(hotkey_bios_enabled, S_IRUGO, hotkey_bios_enabled_show, NULL); /* sysfs hotkey bios_mask ---------------------------------------------- */ static ssize_t hotkey_bios_mask_show(struct device *dev, @@ -798,7 +798,7 @@ static ssize_t hotkey_bios_mask_show(struct device *dev, } static struct device_attribute dev_attr_hotkey_bios_mask = - __ATTR(bios_mask, S_IRUGO, hotkey_bios_mask_show, NULL); + __ATTR(hotkey_bios_mask, S_IRUGO, hotkey_bios_mask_show, NULL); /* --------------------------------------------------------------------- */ @@ -824,8 +824,7 @@ static int __init hotkey_init(struct ibm_init_struct *iibm) str_supported(tp_features.hotkey)); if (tp_features.hotkey) { - hotkey_dev_attributes = create_attr_set(4, - TPACPI_HOTKEY_SYSFS_GROUP); + hotkey_dev_attributes = create_attr_set(4, NULL); if (!hotkey_dev_attributes) return -ENOMEM; res = add_to_attr_set(hotkey_dev_attributes, @@ -1050,7 +1049,7 @@ static ssize_t bluetooth_enable_store(struct device *dev, } static struct device_attribute dev_attr_bluetooth_enable = - __ATTR(enable, S_IWUSR | S_IRUGO, + __ATTR(bluetooth_enable, S_IWUSR | S_IRUGO, bluetooth_enable_show, bluetooth_enable_store); /* --------------------------------------------------------------------- */ @@ -1061,7 +1060,6 @@ static struct attribute *bluetooth_attributes[] = { }; static const struct attribute_group bluetooth_attr_group = { - .name = TPACPI_BLUETH_SYSFS_GROUP, .attrs = bluetooth_attributes, }; @@ -1215,7 +1213,7 @@ static ssize_t wan_enable_store(struct device *dev, } static struct device_attribute dev_attr_wan_enable = - __ATTR(enable, S_IWUSR | S_IRUGO, + __ATTR(wwan_enable, S_IWUSR | S_IRUGO, wan_enable_show, wan_enable_store); /* --------------------------------------------------------------------- */ @@ -1226,7 +1224,6 @@ static struct attribute *wan_attributes[] = { }; static const struct attribute_group wan_attr_group = { - .name = TPACPI_WAN_SYSFS_GROUP, .attrs = wan_attributes, }; diff --git a/drivers/misc/thinkpad_acpi.h b/drivers/misc/thinkpad_acpi.h index 440145a0261..72d62f2dabb 100644 --- a/drivers/misc/thinkpad_acpi.h +++ b/drivers/misc/thinkpad_acpi.h @@ -278,8 +278,6 @@ static int beep_write(char *buf); * Bluetooth subdriver */ -#define TPACPI_BLUETH_SYSFS_GROUP "bluetooth" - enum { /* ACPI GBDC/SBDC bits */ TP_ACPI_BLUETOOTH_HWPRESENT = 0x01, /* Bluetooth hw available */ @@ -416,8 +414,6 @@ static int fan_write_cmd_watchdog(const char *cmd, int *rc); * Hotkey subdriver */ -#define TPACPI_HOTKEY_SYSFS_GROUP "hotkey" - static int hotkey_orig_status; static int hotkey_orig_mask; @@ -553,8 +549,6 @@ static int volume_write(char *buf); * Wan subdriver */ -#define TPACPI_WAN_SYSFS_GROUP "wwan" - enum { /* ACPI GWAN/SWAN bits */ TP_ACPI_WANCARD_HWPRESENT = 0x01, /* Wan hw available */ diff --git a/drivers/misc/tifm_7xx1.c b/drivers/misc/tifm_7xx1.c index c08ad8f823d..2d1b3df95c5 100644 --- a/drivers/misc/tifm_7xx1.c +++ b/drivers/misc/tifm_7xx1.c @@ -343,7 +343,7 @@ static int tifm_7xx1_probe(struct pci_dev *dev, if (!fm->addr) goto err_out_free; - rc = request_irq(dev->irq, tifm_7xx1_isr, SA_SHIRQ, DRIVER_NAME, fm); + rc = request_irq(dev->irq, tifm_7xx1_isr, IRQF_SHARED, DRIVER_NAME, fm); if (rc) goto err_out_unmap; diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c index a7562f7fc0b..540ff4bea54 100644 --- a/drivers/mmc/card/block.c +++ b/drivers/mmc/card/block.c @@ -135,23 +135,6 @@ struct mmc_blk_request { struct mmc_data data; }; -static int mmc_blk_prep_rq(struct mmc_queue *mq, struct request *req) -{ - struct mmc_blk_data *md = mq->data; - int stat = BLKPREP_OK; - - /* - * If we have no device, we haven't finished initialising. - */ - if (!md || !mq->card) { - printk(KERN_ERR "%s: killing request - no device/host\n", - req->rq_disk->disk_name); - stat = BLKPREP_KILL; - } - - return stat; -} - static u32 mmc_sd_num_wr_blocks(struct mmc_card *card) { int err; @@ -460,7 +443,6 @@ static struct mmc_blk_data *mmc_blk_alloc(struct mmc_card *card) if (ret) goto err_putdisk; - md->queue.prep_fn = mmc_blk_prep_rq; md->queue.issue_fn = mmc_blk_issue_rq; md->queue.data = md; diff --git a/drivers/mmc/card/queue.c b/drivers/mmc/card/queue.c index 2e77963db33..dd97bc79840 100644 --- a/drivers/mmc/card/queue.c +++ b/drivers/mmc/card/queue.c @@ -20,40 +20,21 @@ #define MMC_QUEUE_SUSPENDED (1 << 0) /* - * Prepare a MMC request. Essentially, this means passing the - * preparation off to the media driver. The media driver will - * create a mmc_io_request in req->special. + * Prepare a MMC request. This just filters out odd stuff. */ static int mmc_prep_request(struct request_queue *q, struct request *req) { - struct mmc_queue *mq = q->queuedata; - int ret = BLKPREP_KILL; - - if (blk_special_request(req)) { - /* - * Special commands already have the command - * blocks already setup in req->special. - */ - BUG_ON(!req->special); - - ret = BLKPREP_OK; - } else if (blk_fs_request(req) || blk_pc_request(req)) { - /* - * Block I/O requests need translating according - * to the protocol. - */ - ret = mq->prep_fn(mq, req); - } else { - /* - * Everything else is invalid. - */ + /* + * We only like normal block requests. + */ + if (!blk_fs_request(req) && !blk_pc_request(req)) { blk_dump_rq_flags(req, "MMC bad request"); + return BLKPREP_KILL; } - if (ret == BLKPREP_OK) - req->cmd_flags |= REQ_DONTPREP; + req->cmd_flags |= REQ_DONTPREP; - return ret; + return BLKPREP_OK; } static int mmc_queue_thread(void *d) diff --git a/drivers/mmc/card/queue.h b/drivers/mmc/card/queue.h index c9f139e764f..1590b3f3f1f 100644 --- a/drivers/mmc/card/queue.h +++ b/drivers/mmc/card/queue.h @@ -10,20 +10,12 @@ struct mmc_queue { struct semaphore thread_sem; unsigned int flags; struct request *req; - int (*prep_fn)(struct mmc_queue *, struct request *); int (*issue_fn)(struct mmc_queue *, struct request *); void *data; struct request_queue *queue; struct scatterlist *sg; }; -struct mmc_io_request { - struct request *rq; - int num; - struct mmc_command selcmd; /* mmc_queue private */ - struct mmc_command cmd[4]; /* max 4 commands */ -}; - extern int mmc_init_queue(struct mmc_queue *, struct mmc_card *, spinlock_t *); extern void mmc_cleanup_queue(struct mmc_queue *); extern void mmc_queue_suspend(struct mmc_queue *); diff --git a/drivers/mmc/core/sd.c b/drivers/mmc/core/sd.c index c1dfd03d559..918477c490b 100644 --- a/drivers/mmc/core/sd.c +++ b/drivers/mmc/core/sd.c @@ -15,6 +15,7 @@ #include <linux/mmc/host.h> #include <linux/mmc/card.h> #include <linux/mmc/mmc.h> +#include <linux/mmc/sd.h> #include "core.h" #include "sysfs.h" @@ -192,6 +193,16 @@ static int mmc_read_switch(struct mmc_card *card) int err; u8 *status; + if (card->scr.sda_vsn < SCR_SPEC_VER_1) + return MMC_ERR_NONE; + + if (!(card->csd.cmdclass & CCC_SWITCH)) { + printk(KERN_WARNING "%s: card lacks mandatory switch " + "function, performance might suffer.\n", + mmc_hostname(card->host)); + return MMC_ERR_NONE; + } + err = MMC_ERR_FAILED; status = kmalloc(64, GFP_KERNEL); @@ -204,10 +215,9 @@ static int mmc_read_switch(struct mmc_card *card) err = mmc_sd_switch(card, 0, 0, 1, status); if (err != MMC_ERR_NONE) { - /* - * Card not supporting high-speed will ignore the - * command. - */ + printk(KERN_WARNING "%s: problem reading switch " + "capabilities, performance might suffer.\n", + mmc_hostname(card->host)); err = MMC_ERR_NONE; goto out; } @@ -229,6 +239,12 @@ static int mmc_switch_hs(struct mmc_card *card) int err; u8 *status; + if (card->scr.sda_vsn < SCR_SPEC_VER_1) + return MMC_ERR_NONE; + + if (!(card->csd.cmdclass & CCC_SWITCH)) + return MMC_ERR_NONE; + if (!(card->host->caps & MMC_CAP_SD_HIGHSPEED)) return MMC_ERR_NONE; @@ -402,7 +418,7 @@ static int mmc_sd_init_card(struct mmc_host *host, u32 ocr, /* * Switch to wider bus (if supported). */ - if ((host->caps && MMC_CAP_4_BIT_DATA) && + if ((host->caps & MMC_CAP_4_BIT_DATA) && (card->scr.bus_widths & SD_SCR_BUS_WIDTH_4)) { err = mmc_app_set_bus_width(card, MMC_BUS_WIDTH_4); if (err != MMC_ERR_NONE) @@ -411,6 +427,21 @@ static int mmc_sd_init_card(struct mmc_host *host, u32 ocr, mmc_set_bus_width(host, MMC_BUS_WIDTH_4); } + /* + * Check if read-only switch is active. + */ + if (!oldcard) { + if (!host->ops->get_ro) { + printk(KERN_WARNING "%s: host does not " + "support reading read-only " + "switch. assuming write-enable.\n", + mmc_hostname(host)); + } else { + if (host->ops->get_ro(host)) + mmc_card_set_readonly(card); + } + } + if (!oldcard) host->card = card; diff --git a/drivers/mmc/host/at91_mci.c b/drivers/mmc/host/at91_mci.c index e37943c314c..5b00c194b62 100644 --- a/drivers/mmc/host/at91_mci.c +++ b/drivers/mmc/host/at91_mci.c @@ -417,7 +417,7 @@ static unsigned int at91_mci_send_command(struct at91mci_host *host, struct mmc_ blocks = 0; } - if (cmd->opcode == MMC_STOP_TRANSMISSION) + if (host->flags & FL_SENT_STOP) cmdr |= AT91_MCI_TRCMD_STOP; if (host->bus_mode == MMC_BUSMODE_OPENDRAIN) @@ -563,8 +563,7 @@ static void at91mci_completed_command(struct at91mci_host *host) if (status & (AT91_MCI_RINDE | AT91_MCI_RDIRE | AT91_MCI_RCRCE | AT91_MCI_RENDE | AT91_MCI_RTOE | AT91_MCI_DCRCE | AT91_MCI_DTOE | AT91_MCI_OVRE | AT91_MCI_UNRE)) { - if ((status & AT91_MCI_RCRCE) && - ((cmd->opcode == MMC_SEND_OP_COND) || (cmd->opcode == SD_APP_OP_COND))) { + if ((status & AT91_MCI_RCRCE) && !(mmc_resp_type(cmd) & MMC_RSP_CRC)) { cmd->error = MMC_ERR_NONE; } else { diff --git a/drivers/mmc/host/au1xmmc.c b/drivers/mmc/host/au1xmmc.c index f967226d750..52b63f11ddd 100644 --- a/drivers/mmc/host/au1xmmc.c +++ b/drivers/mmc/host/au1xmmc.c @@ -76,8 +76,7 @@ const struct { #endif }; -#define AU1XMMC_CONTROLLER_COUNT \ - (sizeof(au1xmmc_card_table) / sizeof(au1xmmc_card_table[0])) +#define AU1XMMC_CONTROLLER_COUNT (ARRAY_SIZE(au1xmmc_card_table)) /* This array stores pointers for the hosts (used by the IRQ handler) */ struct au1xmmc_host *au1xmmc_hosts[AU1XMMC_CONTROLLER_COUNT]; diff --git a/drivers/mmc/host/omap.c b/drivers/mmc/host/omap.c index 1914e65d4db..b0824a38f42 100644 --- a/drivers/mmc/host/omap.c +++ b/drivers/mmc/host/omap.c @@ -522,28 +522,10 @@ static irqreturn_t mmc_omap_irq(int irq, void *dev_id) } if (status & OMAP_MMC_STAT_CARD_ERR) { - if (host->cmd && host->cmd->opcode == MMC_STOP_TRANSMISSION) { - u32 response = OMAP_MMC_READ(host, RSP6) - | (OMAP_MMC_READ(host, RSP7) << 16); - /* STOP sometimes sets must-ignore bits */ - if (!(response & (R1_CC_ERROR - | R1_ILLEGAL_COMMAND - | R1_COM_CRC_ERROR))) { - end_command = 1; - continue; - } - } - - dev_dbg(mmc_dev(host->mmc), "card status error (CMD%d)\n", + dev_dbg(mmc_dev(host->mmc), + "ignoring card status error (CMD%d)\n", host->cmd->opcode); - if (host->cmd) { - host->cmd->error = MMC_ERR_FAILED; - end_command = 1; - } - if (host->data) { - host->data->error = MMC_ERR_FAILED; - transfer_error = 1; - } + end_command = 1; } /* diff --git a/drivers/mtd/Makefile b/drivers/mtd/Makefile index 92055405cb3..451adcc52b3 100644 --- a/drivers/mtd/Makefile +++ b/drivers/mtd/Makefile @@ -1,10 +1,9 @@ # # Makefile for the memory technology device drivers. # -# $Id: Makefile.common,v 1.7 2005/07/11 10:39:27 gleixner Exp $ # Core functionality. -mtd-y := mtdcore.o +mtd-y := mtdcore.o mtdsuper.o mtd-$(CONFIG_MTD_PARTITIONS) += mtdpart.o obj-$(CONFIG_MTD) += $(mtd-y) diff --git a/drivers/mtd/devices/pmc551.c b/drivers/mtd/devices/pmc551.c index a4873ab84e6..e8f686f7a35 100644 --- a/drivers/mtd/devices/pmc551.c +++ b/drivers/mtd/devices/pmc551.c @@ -650,7 +650,7 @@ MODULE_DESCRIPTION(PMC551_VERSION); */ static int msize = 0; #if defined(CONFIG_MTD_PMC551_APERTURE_SIZE) -static int asize = CONFIG_MTD_PMC551_APERTURE_SIZE +static int asize = CONFIG_MTD_PMC551_APERTURE_SIZE; #else static int asize = 0; #endif diff --git a/drivers/mtd/maps/uclinux.c b/drivers/mtd/maps/uclinux.c index 389fea28b9a..14ffb1a9302 100644 --- a/drivers/mtd/maps/uclinux.c +++ b/drivers/mtd/maps/uclinux.c @@ -16,7 +16,6 @@ #include <linux/kernel.h> #include <linux/fs.h> #include <linux/major.h> -#include <linux/root_dev.h> #include <linux/mtd/mtd.h> #include <linux/mtd/map.h> #include <linux/mtd/partitions.h> @@ -89,10 +88,6 @@ int __init uclinux_mtd_init(void) uclinux_ram_mtdinfo = mtd; add_mtd_partitions(mtd, uclinux_romfs, NUM_PARTITIONS); - printk("uclinux[mtd]: set %s to be root filesystem\n", - uclinux_romfs[0].name); - ROOT_DEV = MKDEV(MTD_BLOCK_MAJOR, 0); - return(0); } diff --git a/drivers/mtd/mtdsuper.c b/drivers/mtd/mtdsuper.c new file mode 100644 index 00000000000..aca33197120 --- /dev/null +++ b/drivers/mtd/mtdsuper.c @@ -0,0 +1,232 @@ +/* MTD-based superblock management + * + * Copyright © 2001-2007 Red Hat, Inc. All Rights Reserved. + * Written by: David Howells <dhowells@redhat.com> + * David Woodhouse <dwmw2@infradead.org> + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version + * 2 of the License, or (at your option) any later version. + */ + +#include <linux/mtd/super.h> +#include <linux/namei.h> +#include <linux/ctype.h> + +/* + * compare superblocks to see if they're equivalent + * - they are if the underlying MTD device is the same + */ +static int get_sb_mtd_compare(struct super_block *sb, void *_mtd) +{ + struct mtd_info *mtd = _mtd; + + if (sb->s_mtd == mtd) { + DEBUG(2, "MTDSB: Match on device %d (\"%s\")\n", + mtd->index, mtd->name); + return 1; + } + + DEBUG(2, "MTDSB: No match, device %d (\"%s\"), device %d (\"%s\")\n", + sb->s_mtd->index, sb->s_mtd->name, mtd->index, mtd->name); + return 0; +} + +/* + * mark the superblock by the MTD device it is using + * - set the device number to be the correct MTD block device for pesuperstence + * of NFS exports + */ +static int get_sb_mtd_set(struct super_block *sb, void *_mtd) +{ + struct mtd_info *mtd = _mtd; + + sb->s_mtd = mtd; + sb->s_dev = MKDEV(MTD_BLOCK_MAJOR, mtd->index); + return 0; +} + +/* + * get a superblock on an MTD-backed filesystem + */ +static int get_sb_mtd_aux(struct file_system_type *fs_type, int flags, + const char *dev_name, void *data, + struct mtd_info *mtd, + int (*fill_super)(struct super_block *, void *, int), + struct vfsmount *mnt) +{ + struct super_block *sb; + int ret; + + sb = sget(fs_type, get_sb_mtd_compare, get_sb_mtd_set, mtd); + if (IS_ERR(sb)) + goto out_error; + + if (sb->s_root) + goto already_mounted; + + /* fresh new superblock */ + DEBUG(1, "MTDSB: New superblock for device %d (\"%s\")\n", + mtd->index, mtd->name); + + ret = fill_super(sb, data, flags & MS_SILENT ? 1 : 0); + if (ret < 0) { + up_write(&sb->s_umount); + deactivate_super(sb); + return ret; + } + + /* go */ + sb->s_flags |= MS_ACTIVE; + return simple_set_mnt(mnt, sb); + + /* new mountpoint for an already mounted superblock */ +already_mounted: + DEBUG(1, "MTDSB: Device %d (\"%s\") is already mounted\n", + mtd->index, mtd->name); + ret = simple_set_mnt(mnt, sb); + goto out_put; + +out_error: + ret = PTR_ERR(sb); +out_put: + put_mtd_device(mtd); + return ret; +} + +/* + * get a superblock on an MTD-backed filesystem by MTD device number + */ +static int get_sb_mtd_nr(struct file_system_type *fs_type, int flags, + const char *dev_name, void *data, int mtdnr, + int (*fill_super)(struct super_block *, void *, int), + struct vfsmount *mnt) +{ + struct mtd_info *mtd; + + mtd = get_mtd_device(NULL, mtdnr); + if (IS_ERR(mtd)) { + DEBUG(0, "MTDSB: Device #%u doesn't appear to exist\n", mtdnr); + return PTR_ERR(mtd); + } + + return get_sb_mtd_aux(fs_type, flags, dev_name, data, mtd, fill_super, + mnt); +} + +/* + * set up an MTD-based superblock + */ +int get_sb_mtd(struct file_system_type *fs_type, int flags, + const char *dev_name, void *data, + int (*fill_super)(struct super_block *, void *, int), + struct vfsmount *mnt) +{ + struct nameidata nd; + int mtdnr, ret; + + if (!dev_name) + return -EINVAL; + + DEBUG(2, "MTDSB: dev_name \"%s\"\n", dev_name); + + /* the preferred way of mounting in future; especially when + * CONFIG_BLOCK=n - we specify the underlying MTD device by number or + * by name, so that we don't require block device support to be present + * in the kernel. */ + if (dev_name[0] == 'm' && dev_name[1] == 't' && dev_name[2] == 'd') { + if (dev_name[3] == ':') { + struct mtd_info *mtd; + + /* mount by MTD device name */ + DEBUG(1, "MTDSB: mtd:%%s, name \"%s\"\n", + dev_name + 4); + + for (mtdnr = 0; mtdnr < MAX_MTD_DEVICES; mtdnr++) { + mtd = get_mtd_device(NULL, mtdnr); + if (!IS_ERR(mtd)) { + if (!strcmp(mtd->name, dev_name + 4)) + return get_sb_mtd_aux( + fs_type, flags, + dev_name, data, mtd, + fill_super, mnt); + + put_mtd_device(mtd); + } + } + + printk(KERN_NOTICE "MTD:" + " MTD device with name \"%s\" not found.\n", + dev_name + 4); + + } else if (isdigit(dev_name[3])) { + /* mount by MTD device number name */ + char *endptr; + + mtdnr = simple_strtoul(dev_name + 3, &endptr, 0); + if (!*endptr) { + /* It was a valid number */ + DEBUG(1, "MTDSB: mtd%%d, mtdnr %d\n", + mtdnr); + return get_sb_mtd_nr(fs_type, flags, + dev_name, data, + mtdnr, fill_super, mnt); + } + } + } + + /* try the old way - the hack where we allowed users to mount + * /dev/mtdblock$(n) but didn't actually _use_ the blockdev + */ + ret = path_lookup(dev_name, LOOKUP_FOLLOW, &nd); + + DEBUG(1, "MTDSB: path_lookup() returned %d, inode %p\n", + ret, nd.dentry ? nd.dentry->d_inode : NULL); + + if (ret) + return ret; + + ret = -EINVAL; + + if (!S_ISBLK(nd.dentry->d_inode->i_mode)) + goto out; + + if (nd.mnt->mnt_flags & MNT_NODEV) { + ret = -EACCES; + goto out; + } + + if (imajor(nd.dentry->d_inode) != MTD_BLOCK_MAJOR) + goto not_an_MTD_device; + + mtdnr = iminor(nd.dentry->d_inode); + path_release(&nd); + + return get_sb_mtd_nr(fs_type, flags, dev_name, data, mtdnr, fill_super, + mnt); + +not_an_MTD_device: + if (!(flags & MS_SILENT)) + printk(KERN_NOTICE + "MTD: Attempt to mount non-MTD device \"%s\"\n", + dev_name); +out: + path_release(&nd); + return ret; + +} + +EXPORT_SYMBOL_GPL(get_sb_mtd); + +/* + * destroy an MTD-based superblock + */ +void kill_mtd_super(struct super_block *sb) +{ + generic_shutdown_super(sb); + put_mtd_device(sb->s_mtd); + sb->s_mtd = NULL; +} + +EXPORT_SYMBOL_GPL(kill_mtd_super); diff --git a/drivers/mtd/nand/autcpu12.c b/drivers/mtd/nand/autcpu12.c index fe94ae9ae1f..e3744eb8ecc 100644 --- a/drivers/mtd/nand/autcpu12.c +++ b/drivers/mtd/nand/autcpu12.c @@ -101,7 +101,7 @@ static void autcpu12_hwcontrol(struct mtd_info *mtd, int cmd, struct nand_chip *chip = mtd->priv; if (ctrl & NAND_CTRL_CHANGE) { - void __iomem *addr + void __iomem *addr; unsigned char bits; addr = CS89712_VIRT_BASE + AUTCPU12_SMC_PORT_OFFSET; diff --git a/drivers/mtd/nand/ppchameleonevb.c b/drivers/mtd/nand/ppchameleonevb.c index eb7d4d443de..082073acf20 100644 --- a/drivers/mtd/nand/ppchameleonevb.c +++ b/drivers/mtd/nand/ppchameleonevb.c @@ -81,7 +81,7 @@ __setup("ppchameleonevb_fio_pbase=", ppchameleonevb_fio_pbase); */ static struct mtd_partition partition_info_hi[] = { { .name = "PPChameleon HI Nand Flash", - offset = 0, + .offset = 0, .size = 128 * 1024 * 1024 } }; @@ -424,9 +424,9 @@ static void __exit ppchameleonevb_cleanup(void) /* Release iomaps */ this = (struct nand_chip *) &ppchameleon_mtd[1]; - iounmap((void *) this->IO_ADDR_R; + iounmap((void *) this->IO_ADDR_R); this = (struct nand_chip *) &ppchameleonevb_mtd[1]; - iounmap((void *) this->IO_ADDR_R; + iounmap((void *) this->IO_ADDR_R); /* Free the MTD device structure */ kfree (ppchameleon_mtd); diff --git a/drivers/net/8139cp.c b/drivers/net/8139cp.c index e8c9f27817b..a804965e654 100644 --- a/drivers/net/8139cp.c +++ b/drivers/net/8139cp.c @@ -435,20 +435,12 @@ static void cp_vlan_rx_register(struct net_device *dev, struct vlan_group *grp) spin_lock_irqsave(&cp->lock, flags); cp->vlgrp = grp; - cp->cpcmd |= RxVlanOn; - cpw16(CpCmd, cp->cpcmd); - spin_unlock_irqrestore(&cp->lock, flags); -} - -static void cp_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid) -{ - struct cp_private *cp = netdev_priv(dev); - unsigned long flags; + if (grp) + cp->cpcmd |= RxVlanOn; + else + cp->cpcmd &= ~RxVlanOn; - spin_lock_irqsave(&cp->lock, flags); - cp->cpcmd &= ~RxVlanOn; cpw16(CpCmd, cp->cpcmd); - vlan_group_set_device(cp->vlgrp, vid, NULL); spin_unlock_irqrestore(&cp->lock, flags); } #endif /* CP_VLAN_TAG_USED */ @@ -1944,7 +1936,6 @@ static int cp_init_one (struct pci_dev *pdev, const struct pci_device_id *ent) #if CP_VLAN_TAG_USED dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX; dev->vlan_rx_register = cp_vlan_rx_register; - dev->vlan_rx_kill_vid = cp_vlan_rx_kill_vid; #endif if (pci_using_dac) diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig index c5baa197bc0..7d57f4a25dc 100644 --- a/drivers/net/Kconfig +++ b/drivers/net/Kconfig @@ -2218,7 +2218,7 @@ config SK98LIN config VIA_VELOCITY tristate "VIA Velocity support" - depends on NET_PCI && PCI + depends on PCI select CRC32 select CRC_CCITT select MII @@ -2280,7 +2280,7 @@ config GFAR_NAPI config UCC_GETH tristate "Freescale QE Gigabit Ethernet" depends on QUICC_ENGINE - select UCC_FAST + select PHYLIB help This driver supports the Gigabit Ethernet mode of the QUICC Engine, which is available on some Freescale SOCs. diff --git a/drivers/net/acenic.c b/drivers/net/acenic.c index 7122b7ba8d6..04382f979c9 100644 --- a/drivers/net/acenic.c +++ b/drivers/net/acenic.c @@ -480,12 +480,10 @@ static int __devinit acenic_probe_one(struct pci_dev *pdev, #if ACENIC_DO_VLAN dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX; dev->vlan_rx_register = ace_vlan_rx_register; - dev->vlan_rx_kill_vid = ace_vlan_rx_kill_vid; #endif - if (1) { - dev->tx_timeout = &ace_watchdog; - dev->watchdog_timeo = 5*HZ; - } + + dev->tx_timeout = &ace_watchdog; + dev->watchdog_timeo = 5*HZ; dev->open = &ace_open; dev->stop = &ace_close; @@ -2283,19 +2281,6 @@ static void ace_vlan_rx_register(struct net_device *dev, struct vlan_group *grp) ace_unmask_irq(dev); local_irq_restore(flags); } - - -static void ace_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid) -{ - struct ace_private *ap = netdev_priv(dev); - unsigned long flags; - - local_irq_save(flags); - ace_mask_irq(dev); - vlan_group_set_device(ap->vlgrp, vid, NULL); - ace_unmask_irq(dev); - local_irq_restore(flags); -} #endif /* ACENIC_DO_VLAN */ diff --git a/drivers/net/acenic.h b/drivers/net/acenic.h index 8ca8534d70b..60ed1837fa8 100644 --- a/drivers/net/acenic.h +++ b/drivers/net/acenic.h @@ -787,7 +787,6 @@ static struct net_device_stats *ace_get_stats(struct net_device *dev); static int read_eeprom_byte(struct net_device *dev, unsigned long offset); #if ACENIC_DO_VLAN static void ace_vlan_rx_register(struct net_device *dev, struct vlan_group *grp); -static void ace_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid); #endif #endif /* _ACENIC_H_ */ diff --git a/drivers/net/amd8111e.c b/drivers/net/amd8111e.c index 675fe918421..a61b2f89fc3 100644 --- a/drivers/net/amd8111e.c +++ b/drivers/net/amd8111e.c @@ -155,7 +155,7 @@ This function will write into PHY registers. */ static int amd8111e_write_phy(struct amd8111e_priv* lp,int phy_id, int reg, u32 val) { - unsigned int repeat = REPEAT_CNT + unsigned int repeat = REPEAT_CNT; void __iomem *mmio = lp->mmio; unsigned int reg_val; @@ -1728,15 +1728,8 @@ static void amd8111e_vlan_rx_register(struct net_device *dev, struct vlan_group lp->vlgrp = grp; spin_unlock_irq(&lp->lock); } - -static void amd8111e_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid) -{ - struct amd8111e_priv *lp = netdev_priv(dev); - spin_lock_irq(&lp->lock); - vlan_group_set_device(lp->vlgrp, vid, NULL); - spin_unlock_irq(&lp->lock); -} #endif + static int amd8111e_enable_magicpkt(struct amd8111e_priv* lp) { writel( VAL1|MPPLBA, lp->mmio + CMD3); @@ -1996,7 +1989,6 @@ static int __devinit amd8111e_probe_one(struct pci_dev *pdev, #if AMD8111E_VLAN_TAG_USED dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX ; dev->vlan_rx_register =amd8111e_vlan_rx_register; - dev->vlan_rx_kill_vid = amd8111e_vlan_rx_kill_vid; #endif lp = netdev_priv(dev); @@ -2049,7 +2041,6 @@ static int __devinit amd8111e_probe_one(struct pci_dev *pdev, #if AMD8111E_VLAN_TAG_USED dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX; dev->vlan_rx_register =amd8111e_vlan_rx_register; - dev->vlan_rx_kill_vid = amd8111e_vlan_rx_kill_vid; #endif /* Probe the external PHY */ amd8111e_probe_ext_phy(dev); diff --git a/drivers/net/amd8111e.h b/drivers/net/amd8111e.h index 2007510c4eb..e65080a5994 100644 --- a/drivers/net/amd8111e.h +++ b/drivers/net/amd8111e.h @@ -615,7 +615,7 @@ typedef enum { #define SSTATE 2 /* Assume contoller gets data 10 times the maximum processing time */ -#define REPEAT_CNT 10; +#define REPEAT_CNT 10 /* amd8111e decriptor flag definitions */ typedef enum { diff --git a/drivers/net/arcnet/Kconfig b/drivers/net/arcnet/Kconfig index 7284ccad0b9..4030274fe78 100644 --- a/drivers/net/arcnet/Kconfig +++ b/drivers/net/arcnet/Kconfig @@ -2,10 +2,8 @@ # Arcnet configuration # -menu "ARCnet devices" +menuconfig ARCNET depends on NETDEVICES && (ISA || PCI) - -config ARCNET tristate "ARCnet support" ---help--- If you have a network card of this type, say Y and check out the @@ -25,9 +23,10 @@ config ARCNET <file:Documentation/networking/net-modules.txt>. The module will be called arcnet. +if ARCNET + config ARCNET_1201 tristate "Enable standard ARCNet packet format (RFC 1201)" - depends on ARCNET help This allows you to use RFC1201 with your ARCnet card via the virtual arc0 device. You need to say Y here to communicate with @@ -38,7 +37,6 @@ config ARCNET_1201 config ARCNET_1051 tristate "Enable old ARCNet packet format (RFC 1051)" - depends on ARCNET ---help--- This allows you to use RFC1051 with your ARCnet card via the virtual arc0s device. You only need arc0s if you want to talk to ARCnet @@ -53,7 +51,6 @@ config ARCNET_1051 config ARCNET_RAW tristate "Enable raw mode packet interface" - depends on ARCNET help ARCnet "raw mode" packet encapsulation, no soft headers. Unlikely to work unless talking to a copy of the same Linux arcnet driver, @@ -61,7 +58,6 @@ config ARCNET_RAW config ARCNET_CAP tristate "Enable CAP mode packet interface" - depends on ARCNET help ARCnet "cap mode" packet encapsulation. Used to get the hardware acknowledge back to userspace. After the initial protocol byte every @@ -80,7 +76,6 @@ config ARCNET_CAP config ARCNET_COM90xx tristate "ARCnet COM90xx (normal) chipset driver" - depends on ARCNET help This is the chipset driver for the standard COM90xx cards. If you have always used the old ARCnet driver without knowing what type of @@ -92,7 +87,6 @@ config ARCNET_COM90xx config ARCNET_COM90xxIO tristate "ARCnet COM90xx (IO mapped) chipset driver" - depends on ARCNET ---help--- This is the chipset driver for the COM90xx cards, using them in IO-mapped mode instead of memory-mapped mode. This is slower than @@ -105,7 +99,6 @@ config ARCNET_COM90xxIO config ARCNET_RIM_I tristate "ARCnet COM90xx (RIM I) chipset driver" - depends on ARCNET ---help--- This is yet another chipset driver for the COM90xx cards, but this time only using memory-mapped mode, and no IO ports at all. This @@ -118,7 +111,6 @@ config ARCNET_RIM_I config ARCNET_COM20020 tristate "ARCnet COM20020 chipset driver" - depends on ARCNET help This is the driver for the new COM20020 chipset. It supports such things as promiscuous mode, so packet sniffing is possible, and @@ -136,5 +128,4 @@ config ARCNET_COM20020_PCI tristate "Support for COM20020 on PCI" depends on ARCNET_COM20020 && PCI -endmenu - +endif # ARCNET diff --git a/drivers/net/atl1/atl1_main.c b/drivers/net/atl1/atl1_main.c index 78cf00ff3d3..6862c11ff86 100644 --- a/drivers/net/atl1/atl1_main.c +++ b/drivers/net/atl1/atl1_main.c @@ -1229,39 +1229,9 @@ static void atl1_vlan_rx_register(struct net_device *netdev, spin_unlock_irqrestore(&adapter->lock, flags); } -/* FIXME: justify or remove -- CHS */ -static void atl1_vlan_rx_add_vid(struct net_device *netdev, u16 vid) -{ - /* We don't do Vlan filtering */ - return; -} - -/* FIXME: this looks wrong too -- CHS */ -static void atl1_vlan_rx_kill_vid(struct net_device *netdev, u16 vid) -{ - struct atl1_adapter *adapter = netdev_priv(netdev); - unsigned long flags; - - spin_lock_irqsave(&adapter->lock, flags); - /* atl1_irq_disable(adapter); */ - vlan_group_set_device(adapter->vlgrp, vid, NULL); - /* atl1_irq_enable(adapter); */ - spin_unlock_irqrestore(&adapter->lock, flags); - /* We don't do Vlan filtering */ - return; -} - static void atl1_restore_vlan(struct atl1_adapter *adapter) { atl1_vlan_rx_register(adapter->netdev, adapter->vlgrp); - if (adapter->vlgrp) { - u16 vid; - for (vid = 0; vid < VLAN_GROUP_ARRAY_LEN; vid++) { - if (!vlan_group_get_device(adapter->vlgrp, vid)) - continue; - atl1_vlan_rx_add_vid(adapter->netdev, vid); - } - } } static u16 tpd_avail(struct atl1_tpd_ring *tpd_ring) @@ -2203,8 +2173,7 @@ static int __devinit atl1_probe(struct pci_dev *pdev, netdev->poll_controller = atl1_poll_controller; #endif netdev->vlan_rx_register = atl1_vlan_rx_register; - netdev->vlan_rx_add_vid = atl1_vlan_rx_add_vid; - netdev->vlan_rx_kill_vid = atl1_vlan_rx_kill_vid; + netdev->ethtool_ops = &atl1_ethtool_ops; adapter->bd_number = cards_found; adapter->pci_using_64 = pci_using_64; diff --git a/drivers/net/bnx2.c b/drivers/net/bnx2.c index 88b33c6ddda..ce3ed67a878 100644 --- a/drivers/net/bnx2.c +++ b/drivers/net/bnx2.c @@ -54,8 +54,8 @@ #define DRV_MODULE_NAME "bnx2" #define PFX DRV_MODULE_NAME ": " -#define DRV_MODULE_VERSION "1.5.10" -#define DRV_MODULE_RELDATE "May 1, 2007" +#define DRV_MODULE_VERSION "1.5.11" +#define DRV_MODULE_RELDATE "June 4, 2007" #define RUN_AT(x) (jiffies + (x)) @@ -1778,6 +1778,15 @@ bnx2_init_5709_context(struct bnx2 *bp) val = BNX2_CTX_COMMAND_ENABLED | BNX2_CTX_COMMAND_MEM_INIT | (1 << 12); val |= (BCM_PAGE_BITS - 8) << 16; REG_WR(bp, BNX2_CTX_COMMAND, val); + for (i = 0; i < 10; i++) { + val = REG_RD(bp, BNX2_CTX_COMMAND); + if (!(val & BNX2_CTX_COMMAND_MEM_INIT)) + break; + udelay(2); + } + if (val & BNX2_CTX_COMMAND_MEM_INIT) + return -EBUSY; + for (i = 0; i < bp->ctx_pages; i++) { int j; @@ -1811,6 +1820,7 @@ bnx2_init_context(struct bnx2 *bp) vcid = 96; while (vcid) { u32 vcid_addr, pcid_addr, offset; + int i; vcid--; @@ -1831,16 +1841,20 @@ bnx2_init_context(struct bnx2 *bp) pcid_addr = vcid_addr; } - REG_WR(bp, BNX2_CTX_VIRT_ADDR, 0x00); - REG_WR(bp, BNX2_CTX_PAGE_TBL, pcid_addr); + for (i = 0; i < (CTX_SIZE / PHY_CTX_SIZE); i++) { + vcid_addr += (i << PHY_CTX_SHIFT); + pcid_addr += (i << PHY_CTX_SHIFT); - /* Zero out the context. */ - for (offset = 0; offset < PHY_CTX_SIZE; offset += 4) { - CTX_WR(bp, 0x00, offset, 0); - } + REG_WR(bp, BNX2_CTX_VIRT_ADDR, 0x00); + REG_WR(bp, BNX2_CTX_PAGE_TBL, pcid_addr); + + /* Zero out the context. */ + for (offset = 0; offset < PHY_CTX_SIZE; offset += 4) + CTX_WR(bp, 0x00, offset, 0); - REG_WR(bp, BNX2_CTX_VIRT_ADDR, vcid_addr); - REG_WR(bp, BNX2_CTX_PAGE_TBL, pcid_addr); + REG_WR(bp, BNX2_CTX_VIRT_ADDR, vcid_addr); + REG_WR(bp, BNX2_CTX_PAGE_TBL, pcid_addr); + } } } @@ -3691,9 +3705,11 @@ bnx2_init_chip(struct bnx2 *bp) /* Initialize context mapping and zero out the quick contexts. The * context block must have already been enabled. */ - if (CHIP_NUM(bp) == CHIP_NUM_5709) - bnx2_init_5709_context(bp); - else + if (CHIP_NUM(bp) == CHIP_NUM_5709) { + rc = bnx2_init_5709_context(bp); + if (rc) + return rc; + } else bnx2_init_context(bp); if ((rc = bnx2_init_cpus(bp)) != 0) @@ -3772,7 +3788,10 @@ bnx2_init_chip(struct bnx2 *bp) REG_WR(bp, BNX2_HC_CMD_TICKS, (bp->cmd_ticks_int << 16) | bp->cmd_ticks); - REG_WR(bp, BNX2_HC_STATS_TICKS, bp->stats_ticks & 0xffff00); + if (CHIP_NUM(bp) == CHIP_NUM_5708) + REG_WR(bp, BNX2_HC_STATS_TICKS, 0); + else + REG_WR(bp, BNX2_HC_STATS_TICKS, bp->stats_ticks & 0xffff00); REG_WR(bp, BNX2_HC_STAT_COLLECT_TICKS, 0xbb8); /* 3ms */ if (CHIP_ID(bp) == CHIP_ID_5706_A1) @@ -3799,6 +3818,11 @@ bnx2_init_chip(struct bnx2 *bp) /* Initialize the receive filter. */ bnx2_set_rx_mode(bp->dev); + if (CHIP_NUM(bp) == CHIP_NUM_5709) { + val = REG_RD(bp, BNX2_MISC_NEW_CORE_CTL); + val |= BNX2_MISC_NEW_CORE_CTL_DMA_ENABLE; + REG_WR(bp, BNX2_MISC_NEW_CORE_CTL, val); + } rc = bnx2_fw_sync(bp, BNX2_DRV_MSG_DATA_WAIT2 | BNX2_DRV_MSG_CODE_RESET, 0); @@ -4620,6 +4644,11 @@ bnx2_timer(unsigned long data) bp->stats_blk->stat_FwRxDrop = REG_RD_IND(bp, BNX2_FW_RX_DROP_COUNT); + /* workaround occasional corrupted counters */ + if (CHIP_NUM(bp) == CHIP_NUM_5708 && bp->stats_ticks) + REG_WR(bp, BNX2_HC_COMMAND, bp->hc_cmd | + BNX2_HC_COMMAND_STATS_NOW); + if (bp->phy_flags & PHY_SERDES_FLAG) { if (CHIP_NUM(bp) == CHIP_NUM_5706) bnx2_5706_serdes_timer(bp); @@ -4786,19 +4815,6 @@ bnx2_vlan_rx_register(struct net_device *dev, struct vlan_group *vlgrp) bnx2_netif_start(bp); } - -/* Called with rtnl_lock */ -static void -bnx2_vlan_rx_kill_vid(struct net_device *dev, uint16_t vid) -{ - struct bnx2 *bp = netdev_priv(dev); - - bnx2_netif_stop(bp); - vlan_group_set_device(bp->vlgrp, vid, NULL); - bnx2_set_rx_mode(dev); - - bnx2_netif_start(bp); -} #endif /* Called with netif_tx_lock. @@ -5430,6 +5446,10 @@ bnx2_set_coalesce(struct net_device *dev, struct ethtool_coalesce *coal) 0xff; bp->stats_ticks = coal->stats_block_coalesce_usecs; + if (CHIP_NUM(bp) == CHIP_NUM_5708) { + if (bp->stats_ticks != 0 && bp->stats_ticks != USEC_PER_SEC) + bp->stats_ticks = USEC_PER_SEC; + } if (bp->stats_ticks > 0xffff00) bp->stats_ticks = 0xffff00; bp->stats_ticks &= 0xffff00; @@ -6453,7 +6473,6 @@ bnx2_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) dev->watchdog_timeo = TX_TIMEOUT; #ifdef BCM_VLAN dev->vlan_rx_register = bnx2_vlan_rx_register; - dev->vlan_rx_kill_vid = bnx2_vlan_rx_kill_vid; #endif dev->poll = bnx2_poll; dev->ethtool_ops = &bnx2_ethtool_ops; diff --git a/drivers/net/bnx2.h b/drivers/net/bnx2.h index bd6288d6350..49a5de253b1 100644 --- a/drivers/net/bnx2.h +++ b/drivers/net/bnx2.h @@ -1373,6 +1373,7 @@ struct l2_fhdr { #define BNX2_MISC_NEW_CORE_CTL 0x000008c8 #define BNX2_MISC_NEW_CORE_CTL_LINK_HOLDOFF_SUCCESS (1L<<0) #define BNX2_MISC_NEW_CORE_CTL_LINK_HOLDOFF_REQ (1L<<1) +#define BNX2_MISC_NEW_CORE_CTL_DMA_ENABLE (1L<<16) #define BNX2_MISC_NEW_CORE_CTL_RESERVED_CMN (0x3fffL<<2) #define BNX2_MISC_NEW_CORE_CTL_RESERVED_TC (0xffffL<<16) diff --git a/drivers/net/cassini.c b/drivers/net/cassini.c index 4aec747d9e4..59b9943b077 100644 --- a/drivers/net/cassini.c +++ b/drivers/net/cassini.c @@ -4919,7 +4919,10 @@ static int __devinit cas_init_one(struct pci_dev *pdev, pci_cmd &= ~PCI_COMMAND_SERR; pci_cmd |= PCI_COMMAND_PARITY; pci_write_config_word(pdev, PCI_COMMAND, pci_cmd); - pci_set_mwi(pdev); + if (pci_set_mwi(pdev)) + printk(KERN_WARNING PFX "Could not enable MWI for %s\n", + pci_name(pdev)); + /* * On some architectures, the default cache line size set * by pci_set_mwi reduces perforamnce. We have to increase diff --git a/drivers/net/chelsio/cxgb2.c b/drivers/net/chelsio/cxgb2.c index 125c9b10586..231ce43b97c 100644 --- a/drivers/net/chelsio/cxgb2.c +++ b/drivers/net/chelsio/cxgb2.c @@ -883,15 +883,6 @@ static void vlan_rx_register(struct net_device *dev, t1_set_vlan_accel(adapter, grp != NULL); spin_unlock_irq(&adapter->async_lock); } - -static void vlan_rx_kill_vid(struct net_device *dev, unsigned short vid) -{ - struct adapter *adapter = dev->priv; - - spin_lock_irq(&adapter->async_lock); - vlan_group_set_device(adapter->vlan_grp, vid, NULL); - spin_unlock_irq(&adapter->async_lock); -} #endif #ifdef CONFIG_NET_POLL_CONTROLLER @@ -1099,7 +1090,6 @@ static int __devinit init_one(struct pci_dev *pdev, netdev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX; netdev->vlan_rx_register = vlan_rx_register; - netdev->vlan_rx_kill_vid = vlan_rx_kill_vid; #endif /* T204: disable TSO */ diff --git a/drivers/net/chelsio/suni1x10gexp_regs.h b/drivers/net/chelsio/suni1x10gexp_regs.h index 269d097dd92..d0f87d82566 100644 --- a/drivers/net/chelsio/suni1x10gexp_regs.h +++ b/drivers/net/chelsio/suni1x10gexp_regs.h @@ -105,7 +105,7 @@ #define mSUNI1x10GEXP_REG_RXXG_EXACT_MATCH_ADDR_LOW(filterId) (0x204A + mSUNI1x10GEXP_MAC_FILTER_OFFSET(filterId)) #define mSUNI1x10GEXP_REG_RXXG_EXACT_MATCH_ADDR_MID(filterId) (0x204B + mSUNI1x10GEXP_MAC_FILTER_OFFSET(filterId)) #define mSUNI1x10GEXP_REG_RXXG_EXACT_MATCH_ADDR_HIGH(filterId)(0x204C + mSUNI1x10GEXP_MAC_FILTER_OFFSET(filterId)) -#define mSUNI1x10GEXP_REG_RXXG_EXACT_MATCH_VID(filterId) (0x2062 + mSUNI1x10GEXP_MAC_VID_FILTER_OFFSET(filterId) +#define mSUNI1x10GEXP_REG_RXXG_EXACT_MATCH_VID(filterId) (0x2062 + mSUNI1x10GEXP_MAC_VID_FILTER_OFFSET(filterId)) #define SUNI1x10GEXP_REG_RXXG_EXACT_MATCH_ADDR_0_LOW 0x204A #define SUNI1x10GEXP_REG_RXXG_EXACT_MATCH_ADDR_0_MID 0x204B #define SUNI1x10GEXP_REG_RXXG_EXACT_MATCH_ADDR_0_HIGH 0x204C diff --git a/drivers/net/cxgb3/cxgb3_main.c b/drivers/net/cxgb3/cxgb3_main.c index 67b4b219d92..1b20f4060e2 100644 --- a/drivers/net/cxgb3/cxgb3_main.c +++ b/drivers/net/cxgb3/cxgb3_main.c @@ -2067,11 +2067,6 @@ static void vlan_rx_register(struct net_device *dev, struct vlan_group *grp) t3_synchronize_rx(adapter, pi); } -static void vlan_rx_kill_vid(struct net_device *dev, unsigned short vid) -{ - /* nothing */ -} - #ifdef CONFIG_NET_POLL_CONTROLLER static void cxgb_netpoll(struct net_device *dev) { @@ -2409,7 +2404,6 @@ static int __devinit init_one(struct pci_dev *pdev, netdev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX; netdev->vlan_rx_register = vlan_rx_register; - netdev->vlan_rx_kill_vid = vlan_rx_kill_vid; netdev->open = cxgb_open; netdev->stop = cxgb_close; diff --git a/drivers/net/defxx.c b/drivers/net/defxx.c index 571d82f8008..7df23dc2819 100644 --- a/drivers/net/defxx.c +++ b/drivers/net/defxx.c @@ -566,6 +566,7 @@ static int __devinit dfx_register(struct device *bdev) bp->base.mem = ioremap_nocache(bar_start, bar_len); if (!bp->base.mem) { printk(KERN_ERR "%s: Cannot map MMIO\n", print_name); + err = -ENOMEM; goto err_out_region; } } else { diff --git a/drivers/net/e100.c b/drivers/net/e100.c index 61696637a21..763810c7f33 100644 --- a/drivers/net/e100.c +++ b/drivers/net/e100.c @@ -285,6 +285,12 @@ enum scb_status { rus_mask = 0x3C, }; +enum ru_state { + RU_SUSPENDED = 0, + RU_RUNNING = 1, + RU_UNINITIALIZED = -1, +}; + enum scb_stat_ack { stat_ack_not_ours = 0x00, stat_ack_sw_gen = 0x04, @@ -526,6 +532,7 @@ struct nic { struct rx *rx_to_use; struct rx *rx_to_clean; struct rfd blank_rfd; + enum ru_state ru_running; spinlock_t cb_lock ____cacheline_aligned; spinlock_t cmd_lock; @@ -947,7 +954,7 @@ static void e100_get_defaults(struct nic *nic) ((nic->mac >= mac_82558_D101_A4) ? cb_cid : cb_i)); /* Template for a freshly allocated RFD */ - nic->blank_rfd.command = cpu_to_le16(cb_el & cb_s); + nic->blank_rfd.command = cpu_to_le16(cb_el); nic->blank_rfd.rbd = 0xFFFFFFFF; nic->blank_rfd.size = cpu_to_le16(VLAN_ETH_FRAME_LEN); @@ -1742,11 +1749,19 @@ static int e100_alloc_cbs(struct nic *nic) return 0; } -static inline void e100_start_receiver(struct nic *nic) +static inline void e100_start_receiver(struct nic *nic, struct rx *rx) { - /* Start if RFA is non-NULL */ - if(nic->rx_to_clean->skb) - e100_exec_cmd(nic, ruc_start, nic->rx_to_clean->dma_addr); + if(!nic->rxs) return; + if(RU_SUSPENDED != nic->ru_running) return; + + /* handle init time starts */ + if(!rx) rx = nic->rxs; + + /* (Re)start RU if suspended or idle and RFA is non-NULL */ + if(rx->skb) { + e100_exec_cmd(nic, ruc_start, rx->dma_addr); + nic->ru_running = RU_RUNNING; + } } #define RFD_BUF_LEN (sizeof(struct rfd) + VLAN_ETH_FRAME_LEN) @@ -1775,7 +1790,7 @@ static int e100_rx_alloc_skb(struct nic *nic, struct rx *rx) put_unaligned(cpu_to_le32(rx->dma_addr), (u32 *)&prev_rfd->link); wmb(); - prev_rfd->command &= ~cpu_to_le16(cb_el & cb_s); + prev_rfd->command &= ~cpu_to_le16(cb_el); pci_dma_sync_single_for_device(nic->pdev, rx->prev->dma_addr, sizeof(struct rfd), PCI_DMA_TODEVICE); } @@ -1813,6 +1828,10 @@ static int e100_rx_indicate(struct nic *nic, struct rx *rx, pci_unmap_single(nic->pdev, rx->dma_addr, RFD_BUF_LEN, PCI_DMA_FROMDEVICE); + /* this allows for a fast restart without re-enabling interrupts */ + if(le16_to_cpu(rfd->command) & cb_el) + nic->ru_running = RU_SUSPENDED; + /* Pull off the RFD and put the actual data (minus eth hdr) */ skb_reserve(skb, sizeof(struct rfd)); skb_put(skb, actual_size); @@ -1843,18 +1862,45 @@ static void e100_rx_clean(struct nic *nic, unsigned int *work_done, unsigned int work_to_do) { struct rx *rx; + int restart_required = 0; + struct rx *rx_to_start = NULL; + + /* are we already rnr? then pay attention!!! this ensures that + * the state machine progression never allows a start with a + * partially cleaned list, avoiding a race between hardware + * and rx_to_clean when in NAPI mode */ + if(RU_SUSPENDED == nic->ru_running) + restart_required = 1; /* Indicate newly arrived packets */ for(rx = nic->rx_to_clean; rx->skb; rx = nic->rx_to_clean = rx->next) { - if(e100_rx_indicate(nic, rx, work_done, work_to_do)) + int err = e100_rx_indicate(nic, rx, work_done, work_to_do); + if(-EAGAIN == err) { + /* hit quota so have more work to do, restart once + * cleanup is complete */ + restart_required = 0; + break; + } else if(-ENODATA == err) break; /* No more to clean */ } + /* save our starting point as the place we'll restart the receiver */ + if(restart_required) + rx_to_start = nic->rx_to_clean; + /* Alloc new skbs to refill list */ for(rx = nic->rx_to_use; !rx->skb; rx = nic->rx_to_use = rx->next) { if(unlikely(e100_rx_alloc_skb(nic, rx))) break; /* Better luck next time (see watchdog) */ } + + if(restart_required) { + // ack the rnr? + writeb(stat_ack_rnr, &nic->csr->scb.stat_ack); + e100_start_receiver(nic, rx_to_start); + if(work_done) + (*work_done)++; + } } static void e100_rx_clean_list(struct nic *nic) @@ -1862,6 +1908,8 @@ static void e100_rx_clean_list(struct nic *nic) struct rx *rx; unsigned int i, count = nic->params.rfds.count; + nic->ru_running = RU_UNINITIALIZED; + if(nic->rxs) { for(rx = nic->rxs, i = 0; i < count; rx++, i++) { if(rx->skb) { @@ -1883,6 +1931,7 @@ static int e100_rx_alloc_list(struct nic *nic) unsigned int i, count = nic->params.rfds.count; nic->rx_to_use = nic->rx_to_clean = NULL; + nic->ru_running = RU_UNINITIALIZED; if(!(nic->rxs = kcalloc(count, sizeof(struct rx), GFP_ATOMIC))) return -ENOMEM; @@ -1897,6 +1946,7 @@ static int e100_rx_alloc_list(struct nic *nic) } nic->rx_to_use = nic->rx_to_clean = nic->rxs; + nic->ru_running = RU_SUSPENDED; return 0; } @@ -1916,6 +1966,10 @@ static irqreturn_t e100_intr(int irq, void *dev_id) /* Ack interrupt(s) */ iowrite8(stat_ack, &nic->csr->scb.stat_ack); + /* We hit Receive No Resource (RNR); restart RU after cleaning */ + if(stat_ack & stat_ack_rnr) + nic->ru_running = RU_SUSPENDED; + if(likely(netif_rx_schedule_prep(netdev))) { e100_disable_irq(nic); __netif_rx_schedule(netdev); @@ -2007,7 +2061,7 @@ static int e100_up(struct nic *nic) if((err = e100_hw_init(nic))) goto err_clean_cbs; e100_set_multicast_list(nic->netdev); - e100_start_receiver(nic); + e100_start_receiver(nic, NULL); mod_timer(&nic->watchdog, jiffies); if((err = request_irq(nic->pdev->irq, e100_intr, IRQF_SHARED, nic->netdev->name, nic->netdev))) @@ -2088,7 +2142,7 @@ static int e100_loopback_test(struct nic *nic, enum loopback loopback_mode) mdio_write(nic->netdev, nic->mii.phy_id, MII_BMCR, BMCR_LOOPBACK); - e100_start_receiver(nic); + e100_start_receiver(nic, NULL); if(!(skb = netdev_alloc_skb(nic->netdev, ETH_DATA_LEN))) { err = -ENOMEM; diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c index cbc7febe9cd..cf8af928a69 100644 --- a/drivers/net/e1000/e1000_main.c +++ b/drivers/net/e1000/e1000_main.c @@ -1142,13 +1142,16 @@ e1000_probe(struct pci_dev *pdev, !e1000_check_mng_mode(&adapter->hw)) e1000_get_hw_control(adapter); - strcpy(netdev->name, "eth%d"); - if ((err = register_netdev(netdev))) - goto err_register; - /* tell the stack to leave us alone until e1000_open() is called */ netif_carrier_off(netdev); netif_stop_queue(netdev); +#ifdef CONFIG_E1000_NAPI + netif_poll_disable(netdev); +#endif + + strcpy(netdev->name, "eth%d"); + if ((err = register_netdev(netdev))) + goto err_register; DPRINTK(PROBE, INFO, "Intel(R) PRO/1000 Network Connection\n"); @@ -1325,7 +1328,10 @@ e1000_sw_init(struct e1000_adapter *adapter) spin_lock_init(&adapter->tx_queue_lock); #endif - atomic_set(&adapter->irq_sem, 1); + /* Explicitly disable IRQ since the NIC can be in any state. */ + atomic_set(&adapter->irq_sem, 0); + e1000_irq_disable(adapter); + spin_lock_init(&adapter->stats_lock); set_bit(__E1000_DOWN, &adapter->flags); @@ -1431,6 +1437,10 @@ e1000_open(struct net_device *netdev) /* From here on the code is the same as e1000_up() */ clear_bit(__E1000_DOWN, &adapter->flags); +#ifdef CONFIG_E1000_NAPI + netif_poll_enable(netdev); +#endif + e1000_irq_enable(adapter); /* fire a link status change interrupt to start the watchdog */ diff --git a/drivers/net/ehea/ehea.h b/drivers/net/ehea/ehea.h index 602872dbe15..c0f81b5a30f 100644 --- a/drivers/net/ehea/ehea.h +++ b/drivers/net/ehea/ehea.h @@ -39,7 +39,7 @@ #include <asm/io.h> #define DRV_NAME "ehea" -#define DRV_VERSION "EHEA_0058" +#define DRV_VERSION "EHEA_0064" #define EHEA_MSG_DEFAULT (NETIF_MSG_LINK | NETIF_MSG_TIMER \ | NETIF_MSG_RX_ERR | NETIF_MSG_TX_ERR) diff --git a/drivers/net/ehea/ehea_main.c b/drivers/net/ehea/ehea_main.c index f6e0cb1ada1..9e13433a268 100644 --- a/drivers/net/ehea/ehea_main.c +++ b/drivers/net/ehea/ehea_main.c @@ -428,7 +428,7 @@ static struct ehea_cqe *ehea_proc_rwqes(struct net_device *dev, } skb_copy_to_linear_data(skb, ((char*)cqe) + 64, cqe->num_bytes_transfered - 4); - ehea_fill_skb(dev, skb, cqe); + ehea_fill_skb(port->netdev, skb, cqe); } else if (rq == 2) { /* RQ2 */ skb = get_skb_by_index(skb_arr_rq2, skb_arr_rq2_len, cqe); @@ -451,7 +451,8 @@ static struct ehea_cqe *ehea_proc_rwqes(struct net_device *dev, processed_rq3++; } - if (cqe->status & EHEA_CQE_VLAN_TAG_XTRACT) + if ((cqe->status & EHEA_CQE_VLAN_TAG_XTRACT) + && port->vgrp) vlan_hwaccel_receive_skb(skb, port->vgrp, cqe->vlan_tag); else @@ -1910,10 +1911,7 @@ static void ehea_vlan_rx_register(struct net_device *dev, goto out; } - if (grp) - memset(cb1->vlan_filter, 0, sizeof(cb1->vlan_filter)); - else - memset(cb1->vlan_filter, 0xFF, sizeof(cb1->vlan_filter)); + memset(cb1->vlan_filter, 0, sizeof(cb1->vlan_filter)); hret = ehea_h_modify_ehea_port(adapter->handle, port->logical_port_id, H_PORT_CB1, H_PORT_CB1_ALL, cb1); @@ -1947,7 +1945,7 @@ static void ehea_vlan_rx_add_vid(struct net_device *dev, unsigned short vid) } index = (vid / 64); - cb1->vlan_filter[index] |= ((u64)(1 << (vid & 0x3F))); + cb1->vlan_filter[index] |= ((u64)(0x8000000000000000 >> (vid & 0x3F))); hret = ehea_h_modify_ehea_port(adapter->handle, port->logical_port_id, H_PORT_CB1, H_PORT_CB1_ALL, cb1); @@ -1982,7 +1980,7 @@ static void ehea_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid) } index = (vid / 64); - cb1->vlan_filter[index] &= ~((u64)(1 << (vid & 0x3F))); + cb1->vlan_filter[index] &= ~((u64)(0x8000000000000000 >> (vid & 0x3F))); hret = ehea_h_modify_ehea_port(adapter->handle, port->logical_port_id, H_PORT_CB1, H_PORT_CB1_ALL, cb1); diff --git a/drivers/net/fec_8xx/fec_main.c b/drivers/net/fec_8xx/fec_main.c index 88efe9731ba..e5502af5b8e 100644 --- a/drivers/net/fec_8xx/fec_main.c +++ b/drivers/net/fec_8xx/fec_main.c @@ -550,7 +550,7 @@ static int fec_enet_rx_common(struct net_device *dev, int *budget) skbn = dev_alloc_skb(pkt_len + 2); if (skbn != NULL) { skb_reserve(skbn, 2); /* align IP header */ - skb_copy_from_linear_data(skb + skb_copy_from_linear_data(skb, skbn->data, pkt_len); /* swap */ diff --git a/drivers/net/forcedeth.c b/drivers/net/forcedeth.c index 7a018027fcc..32788ca40d2 100644 --- a/drivers/net/forcedeth.c +++ b/drivers/net/forcedeth.c @@ -195,7 +195,7 @@ enum { #define NVREG_IRQ_TX_FORCED 0x0100 #define NVREG_IRQ_RECOVER_ERROR 0x8000 #define NVREG_IRQMASK_THROUGHPUT 0x00df -#define NVREG_IRQMASK_CPU 0x0040 +#define NVREG_IRQMASK_CPU 0x0060 #define NVREG_IRQ_TX_ALL (NVREG_IRQ_TX_ERR|NVREG_IRQ_TX_OK|NVREG_IRQ_TX_FORCED) #define NVREG_IRQ_RX_ALL (NVREG_IRQ_RX_ERROR|NVREG_IRQ_RX|NVREG_IRQ_RX_NOBUF|NVREG_IRQ_RX_FORCED) #define NVREG_IRQ_OTHER (NVREG_IRQ_TIMER|NVREG_IRQ_LINK|NVREG_IRQ_RECOVER_ERROR) @@ -4605,12 +4605,7 @@ static void nv_vlan_rx_register(struct net_device *dev, struct vlan_group *grp) writel(np->txrxctl_bits, get_hwbase(dev) + NvRegTxRxControl); spin_unlock_irq(&np->lock); -}; - -static void nv_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid) -{ - /* nothing to do */ -}; +} /* The mgmt unit and driver use a semaphore to access the phy during init */ static int nv_mgmt_acquire_sema(struct net_device *dev) @@ -4956,7 +4951,6 @@ static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_i np->vlanctl_bits = NVREG_VLANCONTROL_ENABLE; dev->features |= NETIF_F_HW_VLAN_RX | NETIF_F_HW_VLAN_TX; dev->vlan_rx_register = nv_vlan_rx_register; - dev->vlan_rx_kill_vid = nv_vlan_rx_kill_vid; } np->msi_flags = 0; diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c index f5b3cba23fc..6822bf14267 100644 --- a/drivers/net/gianfar.c +++ b/drivers/net/gianfar.c @@ -140,7 +140,6 @@ int gfar_clean_rx_ring(struct net_device *dev, int rx_work_limit); static int gfar_process_frame(struct net_device *dev, struct sk_buff *skb, int length); static void gfar_vlan_rx_register(struct net_device *netdev, struct vlan_group *grp); -static void gfar_vlan_rx_kill_vid(struct net_device *netdev, uint16_t vid); void gfar_halt(struct net_device *dev); void gfar_start(struct net_device *dev); static void gfar_clear_exact_match(struct net_device *dev); @@ -284,7 +283,6 @@ static int gfar_probe(struct platform_device *pdev) if (priv->einfo->device_flags & FSL_GIANFAR_DEV_HAS_VLAN) { dev->vlan_rx_register = gfar_vlan_rx_register; - dev->vlan_rx_kill_vid = gfar_vlan_rx_kill_vid; dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX; @@ -1133,20 +1131,6 @@ static void gfar_vlan_rx_register(struct net_device *dev, spin_unlock_irqrestore(&priv->rxlock, flags); } - -static void gfar_vlan_rx_kill_vid(struct net_device *dev, uint16_t vid) -{ - struct gfar_private *priv = netdev_priv(dev); - unsigned long flags; - - spin_lock_irqsave(&priv->rxlock, flags); - - vlan_group_set_device(priv->vlgrp, vid, NULL); - - spin_unlock_irqrestore(&priv->rxlock, flags); -} - - static int gfar_change_mtu(struct net_device *dev, int new_mtu) { int tempsize, tempval; diff --git a/drivers/net/hp100.c b/drivers/net/hp100.c index 8118a6750b6..8caa591c564 100644 --- a/drivers/net/hp100.c +++ b/drivers/net/hp100.c @@ -3005,7 +3005,7 @@ static int __init hp100_isa_init(void) return cards > 0 ? 0 : -ENODEV; } -static void __exit hp100_isa_cleanup(void) +static void hp100_isa_cleanup(void) { int i; diff --git a/drivers/net/ibmveth.c b/drivers/net/ibmveth.c index 3bec0f733f0..6ec3d500f33 100644 --- a/drivers/net/ibmveth.c +++ b/drivers/net/ibmveth.c @@ -915,17 +915,36 @@ static int ibmveth_change_mtu(struct net_device *dev, int new_mtu) { struct ibmveth_adapter *adapter = dev->priv; int new_mtu_oh = new_mtu + IBMVETH_BUFF_OH; - int i; + int reinit = 0; + int i, rc; if (new_mtu < IBMVETH_MAX_MTU) return -EINVAL; + for (i = 0; i < IbmVethNumBufferPools; i++) + if (new_mtu_oh < adapter->rx_buff_pool[i].buff_size) + break; + + if (i == IbmVethNumBufferPools) + return -EINVAL; + /* Look for an active buffer pool that can hold the new MTU */ for(i = 0; i<IbmVethNumBufferPools; i++) { - if (!adapter->rx_buff_pool[i].active) - continue; + if (!adapter->rx_buff_pool[i].active) { + adapter->rx_buff_pool[i].active = 1; + reinit = 1; + } + if (new_mtu_oh < adapter->rx_buff_pool[i].buff_size) { - dev->mtu = new_mtu; + if (reinit && netif_running(adapter->netdev)) { + adapter->pool_config = 1; + ibmveth_close(adapter->netdev); + adapter->pool_config = 0; + dev->mtu = new_mtu; + if ((rc = ibmveth_open(adapter->netdev))) + return rc; + } else + dev->mtu = new_mtu; return 0; } } @@ -1243,16 +1262,19 @@ const char * buf, size_t count) if (attr == &veth_active_attr) { if (value && !pool->active) { - if(ibmveth_alloc_buffer_pool(pool)) { - ibmveth_error_printk("unable to alloc pool\n"); - return -ENOMEM; - } - pool->active = 1; - adapter->pool_config = 1; - ibmveth_close(netdev); - adapter->pool_config = 0; - if ((rc = ibmveth_open(netdev))) - return rc; + if (netif_running(netdev)) { + if(ibmveth_alloc_buffer_pool(pool)) { + ibmveth_error_printk("unable to alloc pool\n"); + return -ENOMEM; + } + pool->active = 1; + adapter->pool_config = 1; + ibmveth_close(netdev); + adapter->pool_config = 0; + if ((rc = ibmveth_open(netdev))) + return rc; + } else + pool->active = 1; } else if (!value && pool->active) { int mtu = netdev->mtu + IBMVETH_BUFF_OH; int i; @@ -1281,23 +1303,29 @@ const char * buf, size_t count) if (value <= 0 || value > IBMVETH_MAX_POOL_COUNT) return -EINVAL; else { - adapter->pool_config = 1; - ibmveth_close(netdev); - adapter->pool_config = 0; - pool->size = value; - if ((rc = ibmveth_open(netdev))) - return rc; + if (netif_running(netdev)) { + adapter->pool_config = 1; + ibmveth_close(netdev); + adapter->pool_config = 0; + pool->size = value; + if ((rc = ibmveth_open(netdev))) + return rc; + } else + pool->size = value; } } else if (attr == &veth_size_attr) { if (value <= IBMVETH_BUFF_OH || value > IBMVETH_MAX_BUF_SIZE) return -EINVAL; else { - adapter->pool_config = 1; - ibmveth_close(netdev); - adapter->pool_config = 0; - pool->buff_size = value; - if ((rc = ibmveth_open(netdev))) - return rc; + if (netif_running(netdev)) { + adapter->pool_config = 1; + ibmveth_close(netdev); + adapter->pool_config = 0; + pool->buff_size = value; + if ((rc = ibmveth_open(netdev))) + return rc; + } else + pool->buff_size = value; } } diff --git a/drivers/net/meth.c b/drivers/net/meth.c index 0343ea12b29..92b403bf38b 100644 --- a/drivers/net/meth.c +++ b/drivers/net/meth.c @@ -8,15 +8,16 @@ * as published by the Free Software Foundation; either version * 2 of the License, or (at your option) any later version. */ -#include <linux/module.h> -#include <linux/init.h> - -#include <linux/kernel.h> /* printk() */ #include <linux/delay.h> +#include <linux/dma-mapping.h> +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/platform_device.h> #include <linux/slab.h> -#include <linux/errno.h> /* error codes */ -#include <linux/types.h> /* size_t */ -#include <linux/interrupt.h> /* mark_bh */ +#include <linux/errno.h> +#include <linux/types.h> +#include <linux/interrupt.h> #include <linux/in.h> #include <linux/in6.h> @@ -33,7 +34,6 @@ #include <asm/io.h> #include <asm/scatterlist.h> -#include <linux/dma-mapping.h> #include "meth.h" @@ -51,8 +51,6 @@ static const char *meth_str="SGI O2 Fast Ethernet"; -MODULE_AUTHOR("Ilya Volynets <ilya@theIlya.com>"); -MODULE_DESCRIPTION("SGI O2 Builtin Fast Ethernet driver"); #define HAVE_TX_TIMEOUT /* The maximum time waited (in jiffies) before assuming a Tx failed. (400ms) */ @@ -784,15 +782,15 @@ static struct net_device_stats *meth_stats(struct net_device *dev) /* * The init function. */ -static struct net_device *meth_init(void) +static int __init meth_probe(struct platform_device *pdev) { struct net_device *dev; struct meth_private *priv; - int ret; + int err; dev = alloc_etherdev(sizeof(struct meth_private)); if (!dev) - return ERR_PTR(-ENOMEM); + return -ENOMEM; dev->open = meth_open; dev->stop = meth_release; @@ -808,11 +806,12 @@ static struct net_device *meth_init(void) priv = netdev_priv(dev); spin_lock_init(&priv->meth_lock); + SET_NETDEV_DEV(dev, &pdev->dev); - ret = register_netdev(dev); - if (ret) { + err = register_netdev(dev); + if (err) { free_netdev(dev); - return ERR_PTR(ret); + return err; } printk(KERN_INFO "%s: SGI MACE Ethernet rev. %d\n", @@ -820,21 +819,44 @@ static struct net_device *meth_init(void) return 0; } -static struct net_device *meth_dev; +static int __exit meth_remove(struct platform_device *pdev) +{ + struct net_device *dev = platform_get_drvdata(pdev); + + unregister_netdev(dev); + free_netdev(dev); + platform_set_drvdata(pdev, NULL); + + return 0; +} + +static struct platform_driver meth_driver = { + .probe = meth_probe, + .remove = __devexit_p(meth_remove), + .driver = { + .name = "meth", + } +}; static int __init meth_init_module(void) { - meth_dev = meth_init(); - if (IS_ERR(meth_dev)) - return PTR_ERR(meth_dev); - return 0; + int err; + + err = platform_driver_register(&meth_driver); + if (err) + printk(KERN_ERR "Driver registration failed\n"); + + return err; } static void __exit meth_exit_module(void) { - unregister_netdev(meth_dev); - free_netdev(meth_dev); + platform_driver_unregister(&meth_driver); } module_init(meth_init_module); module_exit(meth_exit_module); + +MODULE_AUTHOR("Ilya Volynets <ilya@theIlya.com>"); +MODULE_DESCRIPTION("SGI O2 Builtin Fast Ethernet driver"); +MODULE_LICENSE("GPL"); diff --git a/drivers/net/mlx4/alloc.c b/drivers/net/mlx4/alloc.c index dfbd5809d74..f8d63d39f59 100644 --- a/drivers/net/mlx4/alloc.c +++ b/drivers/net/mlx4/alloc.c @@ -51,8 +51,8 @@ u32 mlx4_bitmap_alloc(struct mlx4_bitmap *bitmap) if (obj < bitmap->max) { set_bit(obj, bitmap->table); + bitmap->last = (obj + 1) & (bitmap->max - 1); obj |= bitmap->top; - bitmap->last = obj + 1; } else obj = -1; diff --git a/drivers/net/mlx4/cq.c b/drivers/net/mlx4/cq.c index 437d78ad091..39253d0c159 100644 --- a/drivers/net/mlx4/cq.c +++ b/drivers/net/mlx4/cq.c @@ -61,7 +61,7 @@ struct mlx4_cq_context { __be32 solicit_producer_index; __be32 consumer_index; __be32 producer_index; - u8 reserved6[2]; + u32 reserved6[2]; __be64 db_rec_addr; }; diff --git a/drivers/net/mlx4/eq.c b/drivers/net/mlx4/eq.c index 0f11adb8eb4..27a82cecd69 100644 --- a/drivers/net/mlx4/eq.c +++ b/drivers/net/mlx4/eq.c @@ -490,9 +490,11 @@ static void mlx4_free_irqs(struct mlx4_dev *dev) if (eq_table->have_irq) free_irq(dev->pdev->irq, dev); - for (i = 0; i < MLX4_NUM_EQ; ++i) + for (i = 0; i < MLX4_EQ_CATAS; ++i) if (eq_table->eq[i].have_irq) free_irq(eq_table->eq[i].irq, eq_table->eq + i); + if (eq_table->eq[MLX4_EQ_CATAS].have_irq) + free_irq(eq_table->eq[MLX4_EQ_CATAS].irq, dev); } static int __devinit mlx4_map_clr_int(struct mlx4_dev *dev) diff --git a/drivers/net/mlx4/fw.c b/drivers/net/mlx4/fw.c index cfa5cc07233..e7ca118c8df 100644 --- a/drivers/net/mlx4/fw.c +++ b/drivers/net/mlx4/fw.c @@ -37,6 +37,10 @@ #include "fw.h" #include "icm.h" +enum { + MLX4_COMMAND_INTERFACE_REV = 1 +}; + extern void __buggy_use_of_MLX4_GET(void); extern void __buggy_use_of_MLX4_PUT(void); @@ -452,10 +456,12 @@ int mlx4_QUERY_FW(struct mlx4_dev *dev) u32 *outbox; int err = 0; u64 fw_ver; + u16 cmd_if_rev; u8 lg; #define QUERY_FW_OUT_SIZE 0x100 #define QUERY_FW_VER_OFFSET 0x00 +#define QUERY_FW_CMD_IF_REV_OFFSET 0x0a #define QUERY_FW_MAX_CMD_OFFSET 0x0f #define QUERY_FW_ERR_START_OFFSET 0x30 #define QUERY_FW_ERR_SIZE_OFFSET 0x38 @@ -477,21 +483,36 @@ int mlx4_QUERY_FW(struct mlx4_dev *dev) MLX4_GET(fw_ver, outbox, QUERY_FW_VER_OFFSET); /* - * FW subminor version is at more signifant bits than minor + * FW subminor version is at more significant bits than minor * version, so swap here. */ dev->caps.fw_ver = (fw_ver & 0xffff00000000ull) | ((fw_ver & 0xffff0000ull) >> 16) | ((fw_ver & 0x0000ffffull) << 16); + MLX4_GET(cmd_if_rev, outbox, QUERY_FW_CMD_IF_REV_OFFSET); + if (cmd_if_rev != MLX4_COMMAND_INTERFACE_REV) { + mlx4_err(dev, "Installed FW has unsupported " + "command interface revision %d.\n", + cmd_if_rev); + mlx4_err(dev, "(Installed FW version is %d.%d.%03d)\n", + (int) (dev->caps.fw_ver >> 32), + (int) (dev->caps.fw_ver >> 16) & 0xffff, + (int) dev->caps.fw_ver & 0xffff); + mlx4_err(dev, "This driver version supports only revision %d.\n", + MLX4_COMMAND_INTERFACE_REV); + err = -ENODEV; + goto out; + } + MLX4_GET(lg, outbox, QUERY_FW_MAX_CMD_OFFSET); cmd->max_cmds = 1 << lg; - mlx4_dbg(dev, "FW version %d.%d.%03d, max commands %d\n", + mlx4_dbg(dev, "FW version %d.%d.%03d (cmd intf rev %d), max commands %d\n", (int) (dev->caps.fw_ver >> 32), (int) (dev->caps.fw_ver >> 16) & 0xffff, (int) dev->caps.fw_ver & 0xffff, - cmd->max_cmds); + cmd_if_rev, cmd->max_cmds); MLX4_GET(fw->catas_offset, outbox, QUERY_FW_ERR_START_OFFSET); MLX4_GET(fw->catas_size, outbox, QUERY_FW_ERR_SIZE_OFFSET); diff --git a/drivers/net/mlx4/intf.c b/drivers/net/mlx4/intf.c index 65854f9e9c7..9ae951bf6aa 100644 --- a/drivers/net/mlx4/intf.c +++ b/drivers/net/mlx4/intf.c @@ -135,9 +135,6 @@ int mlx4_register_device(struct mlx4_dev *dev) struct mlx4_priv *priv = mlx4_priv(dev); struct mlx4_interface *intf; - INIT_LIST_HEAD(&priv->ctx_list); - spin_lock_init(&priv->ctx_lock); - mutex_lock(&intf_mutex); list_add_tail(&priv->dev_list, &dev_list); diff --git a/drivers/net/mlx4/main.c b/drivers/net/mlx4/main.c index 20b8c0d3ced..d4172937025 100644 --- a/drivers/net/mlx4/main.c +++ b/drivers/net/mlx4/main.c @@ -787,6 +787,8 @@ static int __devinit mlx4_init_one(struct pci_dev *pdev, dev = &priv->dev; dev->pdev = pdev; + INIT_LIST_HEAD(&priv->ctx_list); + spin_lock_init(&priv->ctx_lock); /* * Now reset the HCA before we touch the PCI capabilities or diff --git a/drivers/net/mlx4/mr.c b/drivers/net/mlx4/mr.c index b33864dab17..d0808fa3ec8 100644 --- a/drivers/net/mlx4/mr.c +++ b/drivers/net/mlx4/mr.c @@ -324,15 +324,17 @@ int mlx4_mr_enable(struct mlx4_dev *dev, struct mlx4_mr *mr) MLX4_MPT_FLAG_MIO | MLX4_MPT_FLAG_REGION | mr->access); - if (mr->mtt.order < 0) - mpt_entry->flags |= cpu_to_be32(MLX4_MPT_FLAG_PHYSICAL); mpt_entry->key = cpu_to_be32(key_to_hw_index(mr->key)); mpt_entry->pd = cpu_to_be32(mr->pd); mpt_entry->start = cpu_to_be64(mr->iova); mpt_entry->length = cpu_to_be64(mr->size); mpt_entry->entity_size = cpu_to_be32(mr->mtt.page_shift); - mpt_entry->mtt_seg = cpu_to_be64(mlx4_mtt_addr(dev, &mr->mtt)); + if (mr->mtt.order < 0) { + mpt_entry->flags |= cpu_to_be32(MLX4_MPT_FLAG_PHYSICAL); + mpt_entry->mtt_seg = 0; + } else + mpt_entry->mtt_seg = cpu_to_be64(mlx4_mtt_addr(dev, &mr->mtt)); err = mlx4_SW2HW_MPT(dev, mailbox, key_to_hw_index(mr->key) & (dev->caps.num_mpts - 1)); diff --git a/drivers/net/myri10ge/myri10ge.c b/drivers/net/myri10ge/myri10ge.c index 5d14be7405a..0f9904fe3a5 100644 --- a/drivers/net/myri10ge/myri10ge.c +++ b/drivers/net/myri10ge/myri10ge.c @@ -71,7 +71,7 @@ #include "myri10ge_mcp.h" #include "myri10ge_mcp_gen_header.h" -#define MYRI10GE_VERSION_STR "1.3.0-1.233" +#define MYRI10GE_VERSION_STR "1.3.1-1.248" MODULE_DESCRIPTION("Myricom 10G driver (10GbE)"); MODULE_AUTHOR("Maintainer: help@myri.com"); @@ -279,6 +279,8 @@ static int myri10ge_fill_thresh = 256; module_param(myri10ge_fill_thresh, int, S_IRUGO | S_IWUSR); MODULE_PARM_DESC(myri10ge_fill_thresh, "Number of empty rx slots allowed\n"); +static int myri10ge_reset_recover = 1; + static int myri10ge_wcfifo = 0; module_param(myri10ge_wcfifo, int, S_IRUGO); MODULE_PARM_DESC(myri10ge_wcfifo, "Enable WC Fifo when WC is enabled\n"); @@ -1154,9 +1156,11 @@ static inline void myri10ge_check_statblock(struct myri10ge_priv *mgp) struct mcp_irq_data *stats = mgp->fw_stats; if (unlikely(stats->stats_updated)) { - if (mgp->link_state != stats->link_up) { - mgp->link_state = stats->link_up; - if (mgp->link_state) { + unsigned link_up = ntohl(stats->link_up); + if (mgp->link_state != link_up) { + mgp->link_state = link_up; + + if (mgp->link_state == MXGEFW_LINK_UP) { if (netif_msg_link(mgp)) printk(KERN_INFO "myri10ge: %s: link up\n", @@ -1166,8 +1170,11 @@ static inline void myri10ge_check_statblock(struct myri10ge_priv *mgp) } else { if (netif_msg_link(mgp)) printk(KERN_INFO - "myri10ge: %s: link down\n", - mgp->dev->name); + "myri10ge: %s: link %s\n", + mgp->dev->name, + (link_up == MXGEFW_LINK_MYRINET ? + "mismatch (Myrinet detected)" : + "down")); netif_carrier_off(mgp->dev); mgp->link_changes++; } @@ -1472,6 +1479,7 @@ static const struct ethtool_ops myri10ge_ethtool_ops = { .set_sg = ethtool_op_set_sg, .get_tso = ethtool_op_get_tso, .set_tso = ethtool_op_set_tso, + .get_link = ethtool_op_get_link, .get_strings = myri10ge_get_strings, .get_stats_count = myri10ge_get_stats_count, .get_ethtool_stats = myri10ge_get_ethtool_stats, @@ -2729,8 +2737,14 @@ static void myri10ge_watchdog(struct work_struct *work) * For now, just report it */ reboot = myri10ge_read_reboot(mgp); printk(KERN_ERR - "myri10ge: %s: NIC rebooted (0x%x), resetting\n", - mgp->dev->name, reboot); + "myri10ge: %s: NIC rebooted (0x%x),%s resetting\n", + mgp->dev->name, reboot, + myri10ge_reset_recover ? " " : " not"); + if (myri10ge_reset_recover == 0) + return; + + myri10ge_reset_recover--; + /* * A rebooted nic will come back with config space as * it was after power was applied to PCIe bus. diff --git a/drivers/net/netxen/netxen_nic.h b/drivers/net/netxen/netxen_nic.h index ad6688eab26..91f25e0a638 100644 --- a/drivers/net/netxen/netxen_nic.h +++ b/drivers/net/netxen/netxen_nic.h @@ -68,9 +68,10 @@ #define _NETXEN_NIC_LINUX_SUBVERSION 2 #define NETXEN_NIC_LINUX_VERSIONID "3.4.2" -#define NUM_FLASH_SECTORS (64) -#define FLASH_SECTOR_SIZE (64 * 1024) -#define FLASH_TOTAL_SIZE (NUM_FLASH_SECTORS * FLASH_SECTOR_SIZE) +#define NETXEN_NUM_FLASH_SECTORS (64) +#define NETXEN_FLASH_SECTOR_SIZE (64 * 1024) +#define NETXEN_FLASH_TOTAL_SIZE (NETXEN_NUM_FLASH_SECTORS \ + * NETXEN_FLASH_SECTOR_SIZE) #define PHAN_VENDOR_ID 0x4040 @@ -677,28 +678,28 @@ struct netxen_new_user_info { /* Flash memory map */ typedef enum { - CRBINIT_START = 0, /* Crbinit section */ - BRDCFG_START = 0x4000, /* board config */ - INITCODE_START = 0x6000, /* pegtune code */ - BOOTLD_START = 0x10000, /* bootld */ - IMAGE_START = 0x43000, /* compressed image */ - SECONDARY_START = 0x200000, /* backup images */ - PXE_START = 0x3E0000, /* user defined region */ - USER_START = 0x3E8000, /* User defined region for new boards */ - FIXED_START = 0x3F0000 /* backup of crbinit */ + NETXEN_CRBINIT_START = 0, /* Crbinit section */ + NETXEN_BRDCFG_START = 0x4000, /* board config */ + NETXEN_INITCODE_START = 0x6000, /* pegtune code */ + NETXEN_BOOTLD_START = 0x10000, /* bootld */ + NETXEN_IMAGE_START = 0x43000, /* compressed image */ + NETXEN_SECONDARY_START = 0x200000, /* backup images */ + NETXEN_PXE_START = 0x3E0000, /* user defined region */ + NETXEN_USER_START = 0x3E8000, /* User defined region for new boards */ + NETXEN_FIXED_START = 0x3F0000 /* backup of crbinit */ } netxen_flash_map_t; -#define USER_START_OLD PXE_START /* for backward compatibility */ - -#define FLASH_START (CRBINIT_START) -#define INIT_SECTOR (0) -#define PRIMARY_START (BOOTLD_START) -#define FLASH_CRBINIT_SIZE (0x4000) -#define FLASH_BRDCFG_SIZE (sizeof(struct netxen_board_info)) -#define FLASH_USER_SIZE (sizeof(struct netxen_user_info)/sizeof(u32)) -#define FLASH_SECONDARY_SIZE (USER_START-SECONDARY_START) -#define NUM_PRIMARY_SECTORS (0x20) -#define NUM_CONFIG_SECTORS (1) +#define NETXEN_USER_START_OLD NETXEN_PXE_START /* for backward compatibility */ + +#define NETXEN_FLASH_START (NETXEN_CRBINIT_START) +#define NETXEN_INIT_SECTOR (0) +#define NETXEN_PRIMARY_START (NETXEN_BOOTLD_START) +#define NETXEN_FLASH_CRBINIT_SIZE (0x4000) +#define NETXEN_FLASH_BRDCFG_SIZE (sizeof(struct netxen_board_info)) +#define NETXEN_FLASH_USER_SIZE (sizeof(struct netxen_user_info)/sizeof(u32)) +#define NETXEN_FLASH_SECONDARY_SIZE (NETXEN_USER_START-NETXEN_SECONDARY_START) +#define NETXEN_NUM_PRIMARY_SECTORS (0x20) +#define NETXEN_NUM_CONFIG_SECTORS (1) #define PFX "NetXen: " extern char netxen_nic_driver_name[]; @@ -1048,6 +1049,7 @@ int netxen_rom_se(struct netxen_adapter *adapter, int addr); int netxen_do_rom_se(struct netxen_adapter *adapter, int addr); /* Functions from netxen_nic_isr.c */ +int netxen_nic_link_ok(struct netxen_adapter *adapter); void netxen_nic_isr_other(struct netxen_adapter *adapter); void netxen_indicate_link_status(struct netxen_adapter *adapter, u32 link); void netxen_handle_port_int(struct netxen_adapter *adapter, u32 enable); diff --git a/drivers/net/netxen/netxen_nic_ethtool.c b/drivers/net/netxen/netxen_nic_ethtool.c index 16fabb37748..0175f6c353f 100644 --- a/drivers/net/netxen/netxen_nic_ethtool.c +++ b/drivers/net/netxen/netxen_nic_ethtool.c @@ -94,7 +94,7 @@ static const char netxen_nic_gstrings_test[][ETH_GSTRING_LEN] = { static int netxen_nic_get_eeprom_len(struct net_device *dev) { - return FLASH_TOTAL_SIZE; + return NETXEN_FLASH_TOTAL_SIZE; } static void @@ -470,7 +470,7 @@ netxen_nic_set_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, return 0; } - if (offset == BOOTLD_START) { + if (offset == NETXEN_BOOTLD_START) { ret = netxen_flash_erase_primary(adapter); if (ret != FLASH_SUCCESS) { printk(KERN_ERR "%s: Flash erase failed.\n", @@ -478,10 +478,10 @@ netxen_nic_set_eeprom(struct net_device *dev, struct ethtool_eeprom *eeprom, return ret; } - ret = netxen_rom_se(adapter, USER_START); + ret = netxen_rom_se(adapter, NETXEN_USER_START); if (ret != FLASH_SUCCESS) return ret; - ret = netxen_rom_se(adapter, FIXED_START); + ret = netxen_rom_se(adapter, NETXEN_FIXED_START); if (ret != FLASH_SUCCESS) return ret; diff --git a/drivers/net/netxen/netxen_nic_hw.c b/drivers/net/netxen/netxen_nic_hw.c index baff17a24d6..c012764d114 100644 --- a/drivers/net/netxen/netxen_nic_hw.c +++ b/drivers/net/netxen/netxen_nic_hw.c @@ -257,7 +257,7 @@ u64 ctx_addr_sig_regs[][3] = { #define ADDR_IN_RANGE(addr, low, high) \ (((addr) <= (high)) && ((addr) >= (low))) -#define NETXEN_FLASH_BASE (BOOTLD_START) +#define NETXEN_FLASH_BASE (NETXEN_BOOTLD_START) #define NETXEN_PHANTOM_MEM_BASE (NETXEN_FLASH_BASE) #define NETXEN_MAX_MTU 8000 + NETXEN_ENET_HEADER_SIZE + NETXEN_ETH_FCS_SIZE #define NETXEN_MIN_MTU 64 @@ -611,7 +611,7 @@ int netxen_get_flash_mac_addr(struct netxen_adapter *adapter, u64 mac[]) u32 *pmac = (u32 *) & mac[0]; if (netxen_get_flash_block(adapter, - USER_START + + NETXEN_USER_START + offsetof(struct netxen_new_user_info, mac_addr), FLASH_NUM_PORTS * sizeof(u64), pmac) == -1) { @@ -619,7 +619,7 @@ int netxen_get_flash_mac_addr(struct netxen_adapter *adapter, u64 mac[]) } if (*mac == ~0ULL) { if (netxen_get_flash_block(adapter, - USER_START_OLD + + NETXEN_USER_START_OLD + offsetof(struct netxen_user_old_info, mac_addr), FLASH_NUM_PORTS * sizeof(u64), @@ -942,7 +942,7 @@ netxen_nic_pci_set_window(struct netxen_adapter *adapter, int netxen_nic_erase_pxe(struct netxen_adapter *adapter) { - if (netxen_rom_fast_write(adapter, PXE_START, 0) == -1) { + if (netxen_rom_fast_write(adapter, NETXEN_PXE_START, 0) == -1) { printk(KERN_ERR "%s: erase pxe failed\n", netxen_nic_driver_name); return -1; @@ -953,7 +953,7 @@ netxen_nic_erase_pxe(struct netxen_adapter *adapter) int netxen_nic_get_board_info(struct netxen_adapter *adapter) { int rv = 0; - int addr = BRDCFG_START; + int addr = NETXEN_BRDCFG_START; struct netxen_board_info *boardinfo; int index; u32 *ptr32; @@ -1115,7 +1115,7 @@ void netxen_nic_flash_print(struct netxen_adapter *adapter) u32 fw_build = 0; char brd_name[NETXEN_MAX_SHORT_NAME]; struct netxen_new_user_info user_info; - int i, addr = USER_START; + int i, addr = NETXEN_USER_START; __le32 *ptr32; struct netxen_board_info *board_info = &(adapter->ahw.boardcfg); diff --git a/drivers/net/netxen/netxen_nic_init.c b/drivers/net/netxen/netxen_nic_init.c index a3689245776..bb23f4c360d 100644 --- a/drivers/net/netxen/netxen_nic_init.c +++ b/drivers/net/netxen/netxen_nic_init.c @@ -585,7 +585,7 @@ int netxen_backup_crbinit(struct netxen_adapter *adapter) { int ret = FLASH_SUCCESS; int val; - char *buffer = kmalloc(FLASH_SECTOR_SIZE, GFP_KERNEL); + char *buffer = kmalloc(NETXEN_FLASH_SECTOR_SIZE, GFP_KERNEL); if (!buffer) return -ENOMEM; @@ -601,13 +601,13 @@ int netxen_backup_crbinit(struct netxen_adapter *adapter) goto out_kfree; /* copy sector 0 to sector 63 */ - ret = netxen_rom_fast_read_words(adapter, CRBINIT_START, - buffer, FLASH_SECTOR_SIZE); + ret = netxen_rom_fast_read_words(adapter, NETXEN_CRBINIT_START, + buffer, NETXEN_FLASH_SECTOR_SIZE); if (ret != FLASH_SUCCESS) goto out_kfree; - ret = netxen_rom_fast_write_words(adapter, FIXED_START, - buffer, FLASH_SECTOR_SIZE); + ret = netxen_rom_fast_write_words(adapter, NETXEN_FIXED_START, + buffer, NETXEN_FLASH_SECTOR_SIZE); if (ret != FLASH_SUCCESS) goto out_kfree; @@ -654,7 +654,8 @@ void check_erased_flash(struct netxen_adapter *adapter, int addr) int count = 0, erased_errors = 0; int range; - range = (addr == USER_START) ? FIXED_START : addr + FLASH_SECTOR_SIZE; + range = (addr == NETXEN_USER_START) ? + NETXEN_FIXED_START : addr + NETXEN_FLASH_SECTOR_SIZE; for (i = addr; i < range; i += 4) { netxen_rom_fast_read(adapter, i, &val); @@ -689,7 +690,7 @@ netxen_flash_erase_sections(struct netxen_adapter *adapter, int start, int end) int i; for (i = start; i < end; i++) { - ret = netxen_rom_se(adapter, i * FLASH_SECTOR_SIZE); + ret = netxen_rom_se(adapter, i * NETXEN_FLASH_SECTOR_SIZE); if (ret) break; ret = netxen_rom_wip_poll(adapter); @@ -706,8 +707,8 @@ netxen_flash_erase_secondary(struct netxen_adapter *adapter) int ret = FLASH_SUCCESS; int start, end; - start = SECONDARY_START / FLASH_SECTOR_SIZE; - end = USER_START / FLASH_SECTOR_SIZE; + start = NETXEN_SECONDARY_START / NETXEN_FLASH_SECTOR_SIZE; + end = NETXEN_USER_START / NETXEN_FLASH_SECTOR_SIZE; ret = netxen_flash_erase_sections(adapter, start, end); return ret; @@ -719,8 +720,8 @@ netxen_flash_erase_primary(struct netxen_adapter *adapter) int ret = FLASH_SUCCESS; int start, end; - start = PRIMARY_START / FLASH_SECTOR_SIZE; - end = SECONDARY_START / FLASH_SECTOR_SIZE; + start = NETXEN_PRIMARY_START / NETXEN_FLASH_SECTOR_SIZE; + end = NETXEN_SECONDARY_START / NETXEN_FLASH_SECTOR_SIZE; ret = netxen_flash_erase_sections(adapter, start, end); return ret; @@ -1036,18 +1037,23 @@ void netxen_watchdog_task(struct work_struct *work) if ((adapter->portnum == 0) && netxen_nic_check_temp(adapter)) return; + if (adapter->handle_phy_intr) + adapter->handle_phy_intr(adapter); + netdev = adapter->netdev; - if ((netif_running(netdev)) && !netif_carrier_ok(netdev)) { - printk(KERN_INFO "%s port %d, %s carrier is now ok\n", - netxen_nic_driver_name, adapter->portnum, netdev->name); + if ((netif_running(netdev)) && !netif_carrier_ok(netdev) && + netxen_nic_link_ok(adapter) ) { + printk(KERN_INFO "%s %s (port %d), Link is up\n", + netxen_nic_driver_name, netdev->name, adapter->portnum); netif_carrier_on(netdev); - } - - if (netif_queue_stopped(netdev)) netif_wake_queue(netdev); + } else if(!(netif_running(netdev)) && netif_carrier_ok(netdev)) { + printk(KERN_ERR "%s %s Link is Down\n", + netxen_nic_driver_name, netdev->name); + netif_carrier_off(netdev); + netif_stop_queue(netdev); + } - if (adapter->handle_phy_intr) - adapter->handle_phy_intr(adapter); mod_timer(&adapter->watchdog_timer, jiffies + 2 * HZ); } diff --git a/drivers/net/netxen/netxen_nic_isr.c b/drivers/net/netxen/netxen_nic_isr.c index b213b062eb5..b2de6b6c2a7 100644 --- a/drivers/net/netxen/netxen_nic_isr.c +++ b/drivers/net/netxen/netxen_nic_isr.c @@ -169,6 +169,24 @@ void netxen_nic_gbe_handle_phy_intr(struct netxen_adapter *adapter) netxen_nic_isr_other(adapter); } +int netxen_nic_link_ok(struct netxen_adapter *adapter) +{ + switch (adapter->ahw.board_type) { + case NETXEN_NIC_GBE: + return ((adapter->ahw.qg_linksup) & 1); + + case NETXEN_NIC_XGBE: + return ((adapter->ahw.xg_linkup) & 1); + + default: + printk(KERN_ERR"%s: Function: %s, Unknown board type\n", + netxen_nic_driver_name, __FUNCTION__); + break; + } + + return 0; +} + void netxen_nic_xgbe_handle_phy_intr(struct netxen_adapter *adapter) { struct net_device *netdev = adapter->netdev; @@ -183,6 +201,10 @@ void netxen_nic_xgbe_handle_phy_intr(struct netxen_adapter *adapter) printk(KERN_INFO "%s: %s NIC Link is down\n", netxen_nic_driver_name, netdev->name); adapter->ahw.xg_linkup = 0; + if (netif_running(netdev)) { + netif_carrier_off(netdev); + netif_stop_queue(netdev); + } /* read twice to clear sticky bits */ /* WINDOW = 0 */ netxen_nic_read_w0(adapter, NETXEN_NIU_XG_STATUS, &val1); @@ -196,5 +218,7 @@ void netxen_nic_xgbe_handle_phy_intr(struct netxen_adapter *adapter) printk(KERN_INFO "%s: %s NIC Link is up\n", netxen_nic_driver_name, netdev->name); adapter->ahw.xg_linkup = 1; + netif_carrier_on(netdev); + netif_wake_queue(netdev); } } diff --git a/drivers/net/netxen/netxen_nic_main.c b/drivers/net/netxen/netxen_nic_main.c index 2c5c6d20e6e..6167b58d273 100644 --- a/drivers/net/netxen/netxen_nic_main.c +++ b/drivers/net/netxen/netxen_nic_main.c @@ -542,6 +542,13 @@ netxen_nic_probe(struct pci_dev *pdev, const struct pci_device_id *ent) NETXEN_ROMUSB_GLB_PEGTUNE_DONE)); /* Handshake with the card before we register the devices. */ netxen_phantom_init(adapter, NETXEN_NIC_PEG_TUNE); + + /* leave the hw in the same state as reboot */ + writel(0, NETXEN_CRB_NORMALIZE(adapter, CRB_CMDPEG_STATE)); + netxen_pinit_from_rom(adapter, 0); + udelay(500); + netxen_load_firmware(adapter); + netxen_phantom_init(adapter, NETXEN_NIC_PEG_TUNE); } /* @@ -654,8 +661,6 @@ static void __devexit netxen_nic_remove(struct pci_dev *pdev) if (adapter->portnum == 0) netxen_free_adapter_offload(adapter); - if (adapter->irq) - free_irq(adapter->irq, adapter); if(adapter->portnum == 0) { /* leave the hw in the same state as reboot */ writel(0, NETXEN_CRB_NORMALIZE(adapter, CRB_CMDPEG_STATE)); diff --git a/drivers/net/netxen/netxen_nic_niu.c b/drivers/net/netxen/netxen_nic_niu.c index cef90a78351..75102d30730 100644 --- a/drivers/net/netxen/netxen_nic_niu.c +++ b/drivers/net/netxen/netxen_nic_niu.c @@ -454,16 +454,12 @@ int netxen_niu_gbe_init_port(struct netxen_adapter *adapter, int port) int netxen_niu_xg_init_port(struct netxen_adapter *adapter, int port) { - u32 reg; u32 portnum = physical_port[adapter->portnum]; netxen_crb_writelit_adapter(adapter, - NETXEN_NIU_XGE_CONFIG_0+(0x10000*portnum), 0x5); - netxen_nic_hw_read_wx(adapter, - NETXEN_NIU_XGE_CONFIG_1+(0x10000*portnum), ®, 4); - reg = (reg & ~0x2000UL); + NETXEN_NIU_XGE_CONFIG_1+(0x10000*portnum), 0x1447); netxen_crb_writelit_adapter(adapter, - NETXEN_NIU_XGE_CONFIG_1+(0x10000*portnum), reg); + NETXEN_NIU_XGE_CONFIG_0+(0x10000*portnum), 0x5); return 0; } diff --git a/drivers/net/ns83820.c b/drivers/net/ns83820.c index 3439f8c649f..717d8e9b983 100644 --- a/drivers/net/ns83820.c +++ b/drivers/net/ns83820.c @@ -506,17 +506,6 @@ static void ns83820_vlan_rx_register(struct net_device *ndev, struct vlan_group spin_unlock(&dev->tx_lock); spin_unlock_irq(&dev->misc_lock); } - -static void ns83820_vlan_rx_kill_vid(struct net_device *ndev, unsigned short vid) -{ - struct ns83820 *dev = PRIV(ndev); - - spin_lock_irq(&dev->misc_lock); - spin_lock(&dev->tx_lock); - vlan_group_set_device(dev->vlgrp, vid, NULL); - spin_unlock(&dev->tx_lock); - spin_unlock_irq(&dev->misc_lock); -} #endif /* Packet Receiver @@ -2083,7 +2072,6 @@ static int __devinit ns83820_init_one(struct pci_dev *pci_dev, const struct pci_ /* We also support hardware vlan acceleration */ ndev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX; ndev->vlan_rx_register = ns83820_vlan_rx_register; - ndev->vlan_rx_kill_vid = ns83820_vlan_rx_kill_vid; #endif if (using_dac) { diff --git a/drivers/net/phy/fixed.c b/drivers/net/phy/fixed.c index 68c99b4c525..bb966911a13 100644 --- a/drivers/net/phy/fixed.c +++ b/drivers/net/phy/fixed.c @@ -89,6 +89,7 @@ EXPORT_SYMBOL(fixed_mdio_set_link_update); /*----------------------------------------------------------------------------- * This is used for updating internal mii regs from the status *-----------------------------------------------------------------------------*/ +#if defined(CONFIG_FIXED_MII_100_FDX) || defined(CONFIG_FIXED_MII_10_FDX) static int fixed_mdio_update_regs(struct fixed_info *fixed) { u16 *regs = fixed->regs; @@ -165,6 +166,7 @@ static int fixed_mii_reset(struct mii_bus *bus) /*nothing here - no way/need to reset it*/ return 0; } +#endif static int fixed_config_aneg(struct phy_device *phydev) { @@ -194,6 +196,7 @@ static struct phy_driver fixed_mdio_driver = { * number is used to create multiple fixed PHYs, so that several devices can * utilize them simultaneously. *-----------------------------------------------------------------------------*/ +#if defined(CONFIG_FIXED_MII_100_FDX) || defined(CONFIG_FIXED_MII_10_FDX) static int fixed_mdio_register_device(int number, int speed, int duplex) { struct mii_bus *new_bus; @@ -301,6 +304,7 @@ device_create_fail: return err; } +#endif MODULE_DESCRIPTION("Fixed PHY device & driver for PAL"); diff --git a/drivers/net/phy/marvell.c b/drivers/net/phy/marvell.c index 22aec5cce68..b87f8d2a888 100644 --- a/drivers/net/phy/marvell.c +++ b/drivers/net/phy/marvell.c @@ -54,6 +54,12 @@ #define MII_M1111_PHY_LED_CONTROL 0x18 #define MII_M1111_PHY_LED_DIRECT 0x4100 #define MII_M1111_PHY_LED_COMBINE 0x411c +#define MII_M1111_PHY_EXT_CR 0x14 +#define MII_M1111_RX_DELAY 0x80 +#define MII_M1111_TX_DELAY 0x2 +#define MII_M1111_PHY_EXT_SR 0x1b +#define MII_M1111_HWCFG_MODE_MASK 0xf +#define MII_M1111_HWCFG_MODE_RGMII 0xb MODULE_DESCRIPTION("Marvell PHY driver"); MODULE_AUTHOR("Andy Fleming"); @@ -131,6 +137,45 @@ static int marvell_config_aneg(struct phy_device *phydev) return err; } +static int m88e1111_config_init(struct phy_device *phydev) +{ + int err; + + if ((phydev->interface == PHY_INTERFACE_MODE_RGMII) || + (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID)) { + int temp; + + if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) { + temp = phy_read(phydev, MII_M1111_PHY_EXT_CR); + if (temp < 0) + return temp; + + temp |= (MII_M1111_RX_DELAY | MII_M1111_TX_DELAY); + + err = phy_write(phydev, MII_M1111_PHY_EXT_CR, temp); + if (err < 0) + return err; + } + + temp = phy_read(phydev, MII_M1111_PHY_EXT_SR); + if (temp < 0) + return temp; + + temp &= ~(MII_M1111_HWCFG_MODE_MASK); + temp |= MII_M1111_HWCFG_MODE_RGMII; + + err = phy_write(phydev, MII_M1111_PHY_EXT_SR, temp); + if (err < 0) + return err; + } + + err = phy_write(phydev, MII_BMCR, BMCR_RESET); + if (err < 0) + return err; + + return 0; +} + static int m88e1145_config_init(struct phy_device *phydev) { int err; @@ -152,7 +197,7 @@ static int m88e1145_config_init(struct phy_device *phydev) if (err < 0) return err; - if (phydev->interface == PHY_INTERFACE_MODE_RGMII) { + if (phydev->interface == PHY_INTERFACE_MODE_RGMII_ID) { int temp = phy_read(phydev, MII_M1145_PHY_EXT_CR); if (temp < 0) return temp; @@ -206,7 +251,7 @@ static struct phy_driver m88e1101_driver = { .driver = {.owner = THIS_MODULE,}, }; -static struct phy_driver m88e1111s_driver = { +static struct phy_driver m88e1111_driver = { .phy_id = 0x01410cc0, .phy_id_mask = 0xfffffff0, .name = "Marvell 88E1111", @@ -216,6 +261,7 @@ static struct phy_driver m88e1111s_driver = { .read_status = &genphy_read_status, .ack_interrupt = &marvell_ack_interrupt, .config_intr = &marvell_config_intr, + .config_init = &m88e1111_config_init, .driver = {.owner = THIS_MODULE,}, }; @@ -241,9 +287,9 @@ static int __init marvell_init(void) if (ret) return ret; - ret = phy_driver_register(&m88e1111s_driver); + ret = phy_driver_register(&m88e1111_driver); if (ret) - goto err1111s; + goto err1111; ret = phy_driver_register(&m88e1145_driver); if (ret) @@ -251,9 +297,9 @@ static int __init marvell_init(void) return 0; - err1145: - phy_driver_unregister(&m88e1111s_driver); - err1111s: +err1145: + phy_driver_unregister(&m88e1111_driver); +err1111: phy_driver_unregister(&m88e1101_driver); return ret; } @@ -261,7 +307,7 @@ static int __init marvell_init(void) static void __exit marvell_exit(void) { phy_driver_unregister(&m88e1101_driver); - phy_driver_unregister(&m88e1111s_driver); + phy_driver_unregister(&m88e1111_driver); phy_driver_unregister(&m88e1145_driver); } diff --git a/drivers/net/ppp_mppe.c b/drivers/net/ppp_mppe.c index d5bdd257465..5ae80bbe2ed 100644 --- a/drivers/net/ppp_mppe.c +++ b/drivers/net/ppp_mppe.c @@ -493,14 +493,14 @@ mppe_decompress(void *arg, unsigned char *ibuf, int isize, unsigned char *obuf, /* * Make sure we have enough room to decrypt the packet. - * Note that for our test we only subtract 1 byte whereas in - * mppe_compress() we added 2 bytes (+MPPE_OVHD); - * this is to account for possible PFC. + * To account for possible PFC we should only subtract 1 + * byte whereas in mppe_compress() we added 2 bytes (+MPPE_OVHD); + * However, we assume no PFC, thus subtracting 2 bytes. */ - if (osize < isize - MPPE_OVHD - 1) { + if (osize < isize - MPPE_OVHD - 2) { printk(KERN_DEBUG "mppe_decompress[%d]: osize too small! " "(have: %d need: %d)\n", state->unit, - osize, isize - MPPE_OVHD - 1); + osize, isize - MPPE_OVHD - 2); return DECOMP_ERROR; } osize = isize - MPPE_OVHD - 2; /* assume no PFC */ diff --git a/drivers/net/qla3xxx.c b/drivers/net/qla3xxx.c index d8766c0e825..585be044ebb 100755 --- a/drivers/net/qla3xxx.c +++ b/drivers/net/qla3xxx.c @@ -4044,7 +4044,7 @@ static int __devinit ql3xxx_probe(struct pci_dev *pdev, if (pci_using_dac) ndev->features |= NETIF_F_HIGHDMA; if (qdev->device_id == QL3032_DEVICE_ID) - ndev->features |= (NETIF_F_HW_CSUM | NETIF_F_SG); + ndev->features |= NETIF_F_IP_CSUM | NETIF_F_SG; qdev->mem_map_registers = ioremap_nocache(pci_resource_start(pdev, 1), diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c index 45876a854f0..5ec7752caa4 100644 --- a/drivers/net/r8169.c +++ b/drivers/net/r8169.c @@ -886,16 +886,6 @@ static void rtl8169_vlan_rx_register(struct net_device *dev, spin_unlock_irqrestore(&tp->lock, flags); } -static void rtl8169_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid) -{ - struct rtl8169_private *tp = netdev_priv(dev); - unsigned long flags; - - spin_lock_irqsave(&tp->lock, flags); - vlan_group_set_device(tp->vlgrp, vid, NULL); - spin_unlock_irqrestore(&tp->lock, flags); -} - static int rtl8169_rx_vlan_skb(struct rtl8169_private *tp, struct RxDesc *desc, struct sk_buff *skb) { @@ -1671,7 +1661,6 @@ rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) #ifdef CONFIG_R8169_VLAN dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX; dev->vlan_rx_register = rtl8169_vlan_rx_register; - dev->vlan_rx_kill_vid = rtl8169_vlan_rx_kill_vid; #endif #ifdef CONFIG_NET_POLL_CONTROLLER diff --git a/drivers/net/s2io.c b/drivers/net/s2io.c index e3e6d410d72..c6ba3dee8ae 100644 --- a/drivers/net/s2io.c +++ b/drivers/net/s2io.c @@ -340,17 +340,6 @@ static void s2io_vlan_rx_register(struct net_device *dev, /* A flag indicating whether 'RX_PA_CFG_STRIP_VLAN_TAG' bit is set or not */ static int vlan_strip_flag; -/* Unregister the vlan */ -static void s2io_vlan_rx_kill_vid(struct net_device *dev, unsigned long vid) -{ - struct s2io_nic *nic = dev->priv; - unsigned long flags; - - spin_lock_irqsave(&nic->tx_lock, flags); - vlan_group_set_device(nic->vlgrp, vid, NULL); - spin_unlock_irqrestore(&nic->tx_lock, flags); -} - /* * Constants to be programmed into the Xena's registers, to configure * the XAUI. @@ -7412,7 +7401,6 @@ s2io_init_nic(struct pci_dev *pdev, const struct pci_device_id *pre) SET_ETHTOOL_OPS(dev, &netdev_ethtool_ops); dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX; dev->vlan_rx_register = s2io_vlan_rx_register; - dev->vlan_rx_kill_vid = (void *)s2io_vlan_rx_kill_vid; /* * will use eth_mac_addr() for dev->set_mac_address diff --git a/drivers/net/skfp/smt.c b/drivers/net/skfp/smt.c index fe847800acd..75afc1f07ba 100644 --- a/drivers/net/skfp/smt.c +++ b/drivers/net/skfp/smt.c @@ -1748,7 +1748,7 @@ char *addr_to_string(struct fddi_addr *addr) #endif #ifdef AM29K -smt_ifconfig(int argc, char *argv[]) +int smt_ifconfig(int argc, char *argv[]) { if (argc >= 2 && !strcmp(argv[0],"opt_bypass") && !strcmp(argv[1],"yes")) { diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c index 832fd69a0e5..fe01b961b59 100644 --- a/drivers/net/sky2.c +++ b/drivers/net/sky2.c @@ -364,7 +364,7 @@ static void sky2_phy_init(struct sky2_hw *hw, unsigned port) /* for SFP-module set SIGDET polarity to low */ ctrl = gm_phy_read(hw, port, PHY_MARV_PHY_CTRL); ctrl |= PHY_M_FIB_SIGD_POL; - gm_phy_write(hw, port, PHY_MARV_CTRL, ctrl); + gm_phy_write(hw, port, PHY_MARV_PHY_CTRL, ctrl); } gm_phy_write(hw, port, PHY_MARV_EXT_ADR, pg); @@ -658,7 +658,7 @@ static void sky2_mac_init(struct sky2_hw *hw, unsigned port) const u8 *addr = hw->dev[port]->dev_addr; sky2_write32(hw, SK_REG(port, GPHY_CTRL), GPC_RST_SET); - sky2_write32(hw, SK_REG(port, GPHY_CTRL), GPC_RST_CLR|GPC_ENA_PAUSE); + sky2_write32(hw, SK_REG(port, GPHY_CTRL), GPC_RST_CLR); sky2_write8(hw, SK_REG(port, GMAC_CTRL), GMC_RST_CLR); @@ -1049,26 +1049,22 @@ static void sky2_vlan_rx_register(struct net_device *dev, struct vlan_group *grp u16 port = sky2->port; netif_tx_lock_bh(dev); + netif_poll_disable(sky2->hw->dev[0]); - sky2_write32(hw, SK_REG(port, RX_GMF_CTRL_T), RX_VLAN_STRIP_ON); - sky2_write32(hw, SK_REG(port, TX_GMF_CTRL_T), TX_VLAN_TAG_ON); sky2->vlgrp = grp; + if (grp) { + sky2_write32(hw, SK_REG(port, RX_GMF_CTRL_T), + RX_VLAN_STRIP_ON); + sky2_write32(hw, SK_REG(port, TX_GMF_CTRL_T), + TX_VLAN_TAG_ON); + } else { + sky2_write32(hw, SK_REG(port, RX_GMF_CTRL_T), + RX_VLAN_STRIP_OFF); + sky2_write32(hw, SK_REG(port, TX_GMF_CTRL_T), + TX_VLAN_TAG_OFF); + } - netif_tx_unlock_bh(dev); -} - -static void sky2_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid) -{ - struct sky2_port *sky2 = netdev_priv(dev); - struct sky2_hw *hw = sky2->hw; - u16 port = sky2->port; - - netif_tx_lock_bh(dev); - - sky2_write32(hw, SK_REG(port, RX_GMF_CTRL_T), RX_VLAN_STRIP_OFF); - sky2_write32(hw, SK_REG(port, TX_GMF_CTRL_T), TX_VLAN_TAG_OFF); - vlan_group_set_device(sky2->vlgrp, vid, NULL); - + netif_poll_enable(sky2->hw->dev[0]); netif_tx_unlock_bh(dev); } #endif @@ -1432,7 +1428,7 @@ static int sky2_xmit_frame(struct sk_buff *skb, struct net_device *dev) tcpsum = offset << 16; /* sum start */ tcpsum |= offset + skb->csum_offset; /* sum write */ - ctrl = CALSUM | WR_SUM | INIT_SUM | LOCK_SUM; + ctrl |= CALSUM | WR_SUM | INIT_SUM | LOCK_SUM; if (ip_hdr(skb)->protocol == IPPROTO_UDP) ctrl |= UDPTCP; @@ -3484,7 +3480,6 @@ static __devinit struct net_device *sky2_init_netdev(struct sky2_hw *hw, #ifdef SKY2_VLAN_TAG_USED dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX; dev->vlan_rx_register = sky2_vlan_rx_register; - dev->vlan_rx_kill_vid = sky2_vlan_rx_kill_vid; #endif /* read the mac address */ diff --git a/drivers/net/sky2.h b/drivers/net/sky2.h index 5efb5afc45b..b8c4a3b5ead 100644 --- a/drivers/net/sky2.h +++ b/drivers/net/sky2.h @@ -1149,7 +1149,7 @@ enum { PHY_M_IS_JABBER = 1<<0, /* Jabber */ PHY_M_DEF_MSK = PHY_M_IS_LSP_CHANGE | PHY_M_IS_LST_CHANGE - | PHY_M_IS_FIFO_ERROR, + | PHY_M_IS_DUP_CHANGE, PHY_M_AN_MSK = PHY_M_IS_AN_ERROR | PHY_M_IS_AN_COMPL, }; @@ -1732,28 +1732,6 @@ enum { /* GPHY_CTRL 32 bit GPHY Control Reg (YUKON only) */ enum { - GPC_SEL_BDT = 1<<28, /* Select Bi-Dir. Transfer for MDC/MDIO */ - GPC_INT_POL_HI = 1<<27, /* IRQ Polarity is Active HIGH */ - GPC_75_OHM = 1<<26, /* Use 75 Ohm Termination instead of 50 */ - GPC_DIS_FC = 1<<25, /* Disable Automatic Fiber/Copper Detection */ - GPC_DIS_SLEEP = 1<<24, /* Disable Energy Detect */ - GPC_HWCFG_M_3 = 1<<23, /* HWCFG_MODE[3] */ - GPC_HWCFG_M_2 = 1<<22, /* HWCFG_MODE[2] */ - GPC_HWCFG_M_1 = 1<<21, /* HWCFG_MODE[1] */ - GPC_HWCFG_M_0 = 1<<20, /* HWCFG_MODE[0] */ - GPC_ANEG_0 = 1<<19, /* ANEG[0] */ - GPC_ENA_XC = 1<<18, /* Enable MDI crossover */ - GPC_DIS_125 = 1<<17, /* Disable 125 MHz clock */ - GPC_ANEG_3 = 1<<16, /* ANEG[3] */ - GPC_ANEG_2 = 1<<15, /* ANEG[2] */ - GPC_ANEG_1 = 1<<14, /* ANEG[1] */ - GPC_ENA_PAUSE = 1<<13, /* Enable Pause (SYM_OR_REM) */ - GPC_PHYADDR_4 = 1<<12, /* Bit 4 of Phy Addr */ - GPC_PHYADDR_3 = 1<<11, /* Bit 3 of Phy Addr */ - GPC_PHYADDR_2 = 1<<10, /* Bit 2 of Phy Addr */ - GPC_PHYADDR_1 = 1<<9, /* Bit 1 of Phy Addr */ - GPC_PHYADDR_0 = 1<<8, /* Bit 0 of Phy Addr */ - /* Bits 7..2: reserved */ GPC_RST_CLR = 1<<1, /* Clear GPHY Reset */ GPC_RST_SET = 1<<0, /* Set GPHY Reset */ }; diff --git a/drivers/net/smc91x.h b/drivers/net/smc91x.h index 111f23d0576..506bffcbc6d 100644 --- a/drivers/net/smc91x.h +++ b/drivers/net/smc91x.h @@ -281,17 +281,14 @@ SMC_outw(u16 val, void __iomem *ioaddr, int reg) #elif defined(CONFIG_SUPERH) -#if defined(CONFIG_SH_7780_SOLUTION_ENGINE) || defined(CONFIG_SH_7722_SOLUTION_ENGINE) +#ifdef CONFIG_SOLUTION_ENGINE #define SMC_CAN_USE_8BIT 0 #define SMC_CAN_USE_16BIT 1 #define SMC_CAN_USE_32BIT 0 #define SMC_IO_SHIFT 0 #define SMC_NOWAIT 1 -#define SMC_inb(a, r) (inw((a) + ((r)&~1)) >> (8*(r%2)))&0xff #define SMC_inw(a, r) inw((a) + (r)) -#define SMC_outb(v, a, r) outw(((inw((a)+((r)&~1))*(0xff<<8*(r%2)))) | ((v)<<(8*(r&2)))), (a) + ((r)&~1)) - #define SMC_outw(v, a, r) outw(v, (a) + (r)) #define SMC_insw(a, r, p, l) insw((a) + (r), p, l) #define SMC_outsw(a, r, p, l) outsw((a) + (r), p, l) diff --git a/drivers/net/spider_net.c b/drivers/net/spider_net.c index c3964c3d89d..b47ad1df2e0 100644 --- a/drivers/net/spider_net.c +++ b/drivers/net/spider_net.c @@ -1014,12 +1014,12 @@ spider_net_pass_skb_up(struct spider_net_descr *descr, */ } - /* pass skb up to stack */ - netif_receive_skb(skb); - /* update netdevice statistics */ card->netdev_stats.rx_packets++; card->netdev_stats.rx_bytes += skb->len; + + /* pass skb up to stack */ + netif_receive_skb(skb); } #ifdef DEBUG @@ -1191,43 +1191,6 @@ spider_net_poll(struct net_device *netdev, int *budget) } /** - * spider_net_vlan_rx_reg - initializes VLAN structures in the driver and card - * @netdev: interface device structure - * @grp: vlan_group structure that is registered (NULL on destroying interface) - */ -static void -spider_net_vlan_rx_reg(struct net_device *netdev, struct vlan_group *grp) -{ - /* further enhancement... yet to do */ - return; -} - -/** - * spider_net_vlan_rx_add - adds VLAN id to the card filter - * @netdev: interface device structure - * @vid: VLAN id to add - */ -static void -spider_net_vlan_rx_add(struct net_device *netdev, uint16_t vid) -{ - /* further enhancement... yet to do */ - /* add vid to card's VLAN filter table */ - return; -} - -/** - * spider_net_vlan_rx_kill - removes VLAN id to the card filter - * @netdev: interface device structure - * @vid: VLAN id to remove - */ -static void -spider_net_vlan_rx_kill(struct net_device *netdev, uint16_t vid) -{ - /* further enhancement... yet to do */ - /* remove vid from card's VLAN filter table */ -} - -/** * spider_net_get_stats - get interface statistics * @netdev: interface device structure * @@ -2177,9 +2140,6 @@ spider_net_setup_netdev_ops(struct net_device *netdev) netdev->poll = &spider_net_poll; netdev->weight = SPIDER_NET_NAPI_WEIGHT; /* HW VLAN */ - netdev->vlan_rx_register = &spider_net_vlan_rx_reg; - netdev->vlan_rx_add_vid = &spider_net_vlan_rx_add; - netdev->vlan_rx_kill_vid = &spider_net_vlan_rx_kill; #ifdef CONFIG_NET_POLL_CONTROLLER /* poll controller */ netdev->poll_controller = &spider_net_poll_controller; diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c index 923b9c725cc..2f3184184ad 100644 --- a/drivers/net/tg3.c +++ b/drivers/net/tg3.c @@ -64,8 +64,8 @@ #define DRV_MODULE_NAME "tg3" #define PFX DRV_MODULE_NAME ": " -#define DRV_MODULE_VERSION "3.76" -#define DRV_MODULE_RELDATE "May 5, 2007" +#define DRV_MODULE_VERSION "3.77" +#define DRV_MODULE_RELDATE "May 31, 2007" #define TG3_DEF_MAC_MODE 0 #define TG3_DEF_RX_MODE 0 @@ -9121,21 +9121,6 @@ static void tg3_vlan_rx_register(struct net_device *dev, struct vlan_group *grp) if (netif_running(dev)) tg3_netif_start(tp); } - -static void tg3_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid) -{ - struct tg3 *tp = netdev_priv(dev); - - if (netif_running(dev)) - tg3_netif_stop(tp); - - tg3_full_lock(tp, 0); - vlan_group_set_device(tp->vlgrp, vid, NULL); - tg3_full_unlock(tp); - - if (netif_running(dev)) - tg3_netif_start(tp); -} #endif static int tg3_get_coalesce(struct net_device *dev, struct ethtool_coalesce *ec) @@ -10976,6 +10961,7 @@ static int __devinit tg3_get_invariants(struct tg3 *tp) * upon subsystem IDs. */ if (tp->pdev->subsystem_vendor == PCI_VENDOR_ID_DELL && + GET_ASIC_REV(tp->pci_chip_rev_id) == ASIC_REV_5701 && !(tp->tg3_flags2 & TG3_FLG2_PHY_SERDES)) { tp->tg3_flags |= (TG3_FLAG_USE_MI_INTERRUPT | TG3_FLAG_USE_LINKCHG_REG); @@ -11778,7 +11764,6 @@ static int __devinit tg3_init_one(struct pci_dev *pdev, #if TG3_VLAN_TAG_USED dev->features |= NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_RX; dev->vlan_rx_register = tg3_vlan_rx_register; - dev->vlan_rx_kill_vid = tg3_vlan_rx_kill_vid; #endif tp = netdev_priv(dev); diff --git a/drivers/net/tokenring/Kconfig b/drivers/net/tokenring/Kconfig index 99c4c1922f1..e6b2e06493e 100644 --- a/drivers/net/tokenring/Kconfig +++ b/drivers/net/tokenring/Kconfig @@ -2,12 +2,10 @@ # Token Ring driver configuration # -menu "Token Ring devices" - depends on NETDEVICES && !UML - # So far, we only have PCI, ISA, and MCA token ring devices -config TR +menuconfig TR bool "Token Ring driver support" + depends on NETDEVICES && !UML depends on (PCI || ISA || MCA || CCW) select LLC help @@ -20,9 +18,11 @@ config TR from <http://www.tldp.org/docs.html#howto>. Most people can say N here. +if TR + config IBMTR tristate "IBM Tropic chipset based adapter support" - depends on TR && (ISA || MCA) + depends on ISA || MCA ---help--- This is support for all IBM Token Ring cards that don't use DMA. If you have such a beast, say Y and read the Token-Ring mini-HOWTO, @@ -36,7 +36,7 @@ config IBMTR config IBMOL tristate "IBM Olympic chipset PCI adapter support" - depends on TR && PCI + depends on PCI ---help--- This is support for all non-Lanstreamer IBM PCI Token Ring Cards. Specifically this is all IBM PCI, PCI Wake On Lan, PCI II, PCI II @@ -54,7 +54,7 @@ config IBMOL config IBMLS tristate "IBM Lanstreamer chipset PCI adapter support" - depends on TR && PCI && !64BIT + depends on PCI && !64BIT help This is support for IBM Lanstreamer PCI Token Ring Cards. @@ -66,7 +66,7 @@ config IBMLS config 3C359 tristate "3Com 3C359 Token Link Velocity XL adapter support" - depends on TR && PCI + depends on PCI ---help--- This is support for the 3Com PCI Velocity XL cards, specifically the 3Com 3C359, please note this is not for the 3C339 cards, you @@ -84,7 +84,7 @@ config 3C359 config TMS380TR tristate "Generic TMS380 Token Ring ISA/PCI adapter support" - depends on TR && (PCI || ISA && ISA_DMA_API || MCA) + depends on PCI || ISA && ISA_DMA_API || MCA select FW_LOADER ---help--- This driver provides generic support for token ring adapters @@ -108,7 +108,7 @@ config TMS380TR config TMSPCI tristate "Generic TMS380 PCI support" - depends on TR && TMS380TR && PCI + depends on TMS380TR && PCI ---help--- This tms380 module supports generic TMS380-based PCI cards. @@ -123,7 +123,7 @@ config TMSPCI config SKISA tristate "SysKonnect TR4/16 ISA support" - depends on TR && TMS380TR && ISA + depends on TMS380TR && ISA help This tms380 module supports SysKonnect TR4/16 ISA cards. @@ -135,7 +135,7 @@ config SKISA config PROTEON tristate "Proteon ISA support" - depends on TR && TMS380TR && ISA + depends on TMS380TR && ISA help This tms380 module supports Proteon ISA cards. @@ -148,7 +148,7 @@ config PROTEON config ABYSS tristate "Madge Smart 16/4 PCI Mk2 support" - depends on TR && TMS380TR && PCI + depends on TMS380TR && PCI help This tms380 module supports the Madge Smart 16/4 PCI Mk2 cards (51-02). @@ -158,7 +158,7 @@ config ABYSS config MADGEMC tristate "Madge Smart 16/4 Ringnode MicroChannel" - depends on TR && TMS380TR && MCA + depends on TMS380TR && MCA help This tms380 module supports the Madge Smart 16/4 MC16 and MC32 MicroChannel adapters. @@ -168,7 +168,7 @@ config MADGEMC config SMCTR tristate "SMC ISA/MCA adapter support" - depends on TR && (ISA || MCA_LEGACY) && (BROKEN || !64BIT) + depends on (ISA || MCA_LEGACY) && (BROKEN || !64BIT) ---help--- This is support for the ISA and MCA SMC Token Ring cards, specifically SMC TokenCard Elite (8115T) and SMC TokenCard Elite/A @@ -182,5 +182,4 @@ config SMCTR To compile this driver as a module, choose M here: the module will be called smctr. -endmenu - +endif # TR diff --git a/drivers/net/typhoon.c b/drivers/net/typhoon.c index f7257359412..15b2fb8aa49 100644 --- a/drivers/net/typhoon.c +++ b/drivers/net/typhoon.c @@ -741,15 +741,6 @@ typhoon_vlan_rx_register(struct net_device *dev, struct vlan_group *grp) spin_unlock_bh(&tp->state_lock); } -static void -typhoon_vlan_rx_kill_vid(struct net_device *dev, unsigned short vid) -{ - struct typhoon *tp = netdev_priv(dev); - spin_lock_bh(&tp->state_lock); - vlan_group_set_device(tp->vlgrp, vid, NULL); - spin_unlock_bh(&tp->state_lock); -} - static inline void typhoon_tso_fill(struct sk_buff *skb, struct transmit_ring *txRing, u32 ring_dma) @@ -2542,7 +2533,7 @@ typhoon_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) dev->get_stats = typhoon_get_stats; dev->set_mac_address = typhoon_set_mac_address; dev->vlan_rx_register = typhoon_vlan_rx_register; - dev->vlan_rx_kill_vid = typhoon_vlan_rx_kill_vid; + SET_ETHTOOL_OPS(dev, &typhoon_ethtool_ops); /* We can handle scatter gather, up to 16 entries, and diff --git a/drivers/net/ucc_geth.c b/drivers/net/ucc_geth.c index c2ccbd098f5..18b731bb4da 100644 --- a/drivers/net/ucc_geth.c +++ b/drivers/net/ucc_geth.c @@ -23,11 +23,8 @@ #include <linux/skbuff.h> #include <linux/spinlock.h> #include <linux/mm.h> -#include <linux/ethtool.h> -#include <linux/delay.h> #include <linux/dma-mapping.h> #include <linux/fsl_devices.h> -#include <linux/ethtool.h> #include <linux/mii.h> #include <linux/phy.h> #include <linux/workqueue.h> diff --git a/drivers/net/ucc_geth_mii.c b/drivers/net/ucc_geth_mii.c index f96966d4bcc..7bcb82f50cf 100644 --- a/drivers/net/ucc_geth_mii.c +++ b/drivers/net/ucc_geth_mii.c @@ -260,8 +260,6 @@ static struct of_device_id uec_mdio_match[] = { {}, }; -MODULE_DEVICE_TABLE(of, uec_mdio_match); - static struct of_platform_driver uec_mdio_driver = { .name = DRV_NAME, .probe = uec_mdio_probe, diff --git a/drivers/net/usb/Kconfig b/drivers/net/usb/Kconfig index 3de564b2314..8dc09a3790c 100644 --- a/drivers/net/usb/Kconfig +++ b/drivers/net/usb/Kconfig @@ -313,8 +313,8 @@ config USB_KC2190 boolean "KT Technology KC2190 based cables (InstaNet)" depends on USB_NET_CDC_SUBSET && EXPERIMENTAL help - Choose this option if you're using a host-to-host cable - with one of these chips. + Choose this option if you're using a host-to-host cable + with one of these chips. config USB_NET_ZAURUS tristate "Sharp Zaurus (stock ROMs) and compatible" diff --git a/drivers/net/usb/asix.c b/drivers/net/usb/asix.c index d5ef97bc4d0..6d95cacd528 100644 --- a/drivers/net/usb/asix.c +++ b/drivers/net/usb/asix.c @@ -1458,6 +1458,10 @@ static const struct usb_device_id products [] = { // IO-DATA ETG-US2 USB_DEVICE (0x04bb, 0x0930), .driver_info = (unsigned long) &ax88178_info, +}, { + // Belkin F5D5055 + USB_DEVICE(0x050d, 0x5055), + .driver_info = (unsigned long) &ax88178_info, }, { }, // END }; diff --git a/drivers/net/usb/cdc_ether.c b/drivers/net/usb/cdc_ether.c index 5a21f06bf8a..675ac99a79c 100644 --- a/drivers/net/usb/cdc_ether.c +++ b/drivers/net/usb/cdc_ether.c @@ -91,6 +91,22 @@ int usbnet_generic_cdc_bind(struct usbnet *dev, struct usb_interface *intf) "CDC descriptors on config\n"); } + /* Maybe CDC descriptors are after the endpoint? This bug has + * been seen on some 2Wire Inc RNDIS-ish products. + */ + if (len == 0) { + struct usb_host_endpoint *hep; + + hep = intf->cur_altsetting->endpoint; + if (hep) { + buf = hep->extra; + len = hep->extralen; + } + if (len) + dev_dbg(&intf->dev, + "CDC descriptors on endpoint\n"); + } + /* this assumes that if there's a non-RNDIS vendor variant * of cdc-acm, it'll fail RNDIS requests cleanly. */ diff --git a/drivers/net/usb/rndis_host.c b/drivers/net/usb/rndis_host.c index 980e4aaa97a..cd991a0f75b 100644 --- a/drivers/net/usb/rndis_host.c +++ b/drivers/net/usb/rndis_host.c @@ -515,6 +515,7 @@ static int rndis_bind(struct usbnet *dev, struct usb_interface *intf) dev_err(&intf->dev, "dev can't take %u byte packets (max %u)\n", dev->hard_mtu, tmp); + retval = -EINVAL; goto fail_and_release; } diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c index f9cd42d058b..5b16d9a1269 100644 --- a/drivers/net/usb/usbnet.c +++ b/drivers/net/usb/usbnet.c @@ -1252,20 +1252,23 @@ EXPORT_SYMBOL_GPL(usbnet_probe); /*-------------------------------------------------------------------------*/ -/* FIXME these suspend/resume methods assume non-CDC style - * devices, with only one interface. +/* + * suspend the whole driver as soon as the first interface is suspended + * resume only when the last interface is resumed */ int usbnet_suspend (struct usb_interface *intf, pm_message_t message) { struct usbnet *dev = usb_get_intfdata(intf); - /* accelerate emptying of the rx and queues, to avoid - * having everything error out. - */ - netif_device_detach (dev->net); - (void) unlink_urbs (dev, &dev->rxq); - (void) unlink_urbs (dev, &dev->txq); + if (!dev->suspend_count++) { + /* accelerate emptying of the rx and queues, to avoid + * having everything error out. + */ + netif_device_detach (dev->net); + (void) unlink_urbs (dev, &dev->rxq); + (void) unlink_urbs (dev, &dev->txq); + } return 0; } EXPORT_SYMBOL_GPL(usbnet_suspend); @@ -1274,8 +1277,10 @@ int usbnet_resume (struct usb_interface *intf) { struct usbnet *dev = usb_get_intfdata(intf); - netif_device_attach (dev->net); - tasklet_schedule (&dev->bh); + if (!--dev->suspend_count) { + netif_device_attach (dev->net); + tasklet_schedule (&dev->bh); + } return 0; } EXPORT_SYMBOL_GPL(usbnet_resume); diff --git a/drivers/net/usb/usbnet.h b/drivers/net/usb/usbnet.h index 82db5a8e528..a3f8b9e7bc0 100644 --- a/drivers/net/usb/usbnet.h +++ b/drivers/net/usb/usbnet.h @@ -32,6 +32,7 @@ struct usbnet { const char *driver_name; wait_queue_head_t *wait; struct mutex phy_mutex; + unsigned char suspend_count; /* i/o info: pipes etc */ unsigned in, out; diff --git a/drivers/net/via-velocity.c b/drivers/net/via-velocity.c index 25b75b61518..b670b97bcfd 100644 --- a/drivers/net/via-velocity.c +++ b/drivers/net/via-velocity.c @@ -1562,7 +1562,7 @@ static void velocity_print_link_status(struct velocity_info *vptr) if (vptr->mii_status & VELOCITY_LINK_FAIL) { VELOCITY_PRT(MSG_LEVEL_INFO, KERN_NOTICE "%s: failed to detect cable link\n", vptr->dev->name); } else if (vptr->options.spd_dpx == SPD_DPX_AUTO) { - VELOCITY_PRT(MSG_LEVEL_INFO, KERN_NOTICE "%s: Link autonegation", vptr->dev->name); + VELOCITY_PRT(MSG_LEVEL_INFO, KERN_NOTICE "%s: Link auto-negotiation", vptr->dev->name); if (vptr->mii_status & VELOCITY_SPEED_1000) VELOCITY_PRT(MSG_LEVEL_INFO, " speed 1000M bps"); diff --git a/drivers/net/wireless/Kconfig b/drivers/net/wireless/Kconfig index e3f5bb0fe60..fa2399cbd5c 100644 --- a/drivers/net/wireless/Kconfig +++ b/drivers/net/wireless/Kconfig @@ -266,16 +266,23 @@ config IPW2200_DEBUG If you are not sure, say N here. -config LIBERTAS_USB - tristate "Marvell Libertas 8388 802.11a/b/g cards" - depends on USB && WLAN_80211 +config LIBERTAS + tristate "Marvell 8xxx Libertas WLAN driver support" + depends on WLAN_80211 + select IEEE80211 select FW_LOADER ---help--- + A library for Marvell Libertas 8xxx devices. + +config LIBERTAS_USB + tristate "Marvell Libertas 8388 USB 802.11b/g cards" + depends on LIBERTAS && USB + ---help--- A driver for Marvell Libertas 8388 USB devices. -config LIBERTAS_USB_DEBUG - bool "Enable full debugging output in the Libertas USB module." - depends on LIBERTAS_USB +config LIBERTAS_DEBUG + bool "Enable full debugging output in the Libertas module." + depends on LIBERTAS ---help--- Debugging support. diff --git a/drivers/net/wireless/hostap/hostap_80211_tx.c b/drivers/net/wireless/hostap/hostap_80211_tx.c index 246fac0e800..3df3c60263d 100644 --- a/drivers/net/wireless/hostap/hostap_80211_tx.c +++ b/drivers/net/wireless/hostap/hostap_80211_tx.c @@ -311,7 +311,7 @@ static struct sk_buff * hostap_tx_encrypt(struct sk_buff *skb, local_info_t *local; struct ieee80211_hdr_4addr *hdr; u16 fc; - int hdr_len, res; + int prefix_len, postfix_len, hdr_len, res; iface = netdev_priv(skb->dev); local = iface->local; @@ -337,10 +337,13 @@ static struct sk_buff * hostap_tx_encrypt(struct sk_buff *skb, if (skb == NULL) return NULL; - if ((skb_headroom(skb) < crypt->ops->extra_mpdu_prefix_len || - skb_tailroom(skb) < crypt->ops->extra_mpdu_postfix_len) && - pskb_expand_head(skb, crypt->ops->extra_mpdu_prefix_len, - crypt->ops->extra_mpdu_postfix_len, GFP_ATOMIC)) { + prefix_len = crypt->ops->extra_mpdu_prefix_len + + crypt->ops->extra_msdu_prefix_len; + postfix_len = crypt->ops->extra_mpdu_postfix_len + + crypt->ops->extra_msdu_postfix_len; + if ((skb_headroom(skb) < prefix_len || + skb_tailroom(skb) < postfix_len) && + pskb_expand_head(skb, prefix_len, postfix_len, GFP_ATOMIC)) { kfree_skb(skb); return NULL; } diff --git a/drivers/net/wireless/libertas/11d.c b/drivers/net/wireless/libertas/11d.c index e0ecc4d483b..4cf0ff7b833 100644 --- a/drivers/net/wireless/libertas/11d.c +++ b/drivers/net/wireless/libertas/11d.c @@ -95,7 +95,7 @@ static u8 wlan_get_chan_11d(u8 band, u8 firstchan, u8 nrchan, u8 * chan) for (i = 0; i < cfp_no; i++) { if ((cfp + i)->channel == firstchan) { - lbs_pr_debug(1, "firstchan found\n"); + lbs_deb_11d("firstchan found\n"); break; } } @@ -129,12 +129,12 @@ static u8 wlan_channel_known_11d(u8 chan, for (i = 0; i < nr_chan; i++) { if (chan == chanpwr[i].chan) { - lbs_pr_debug(1, "11D: Found Chan:%d\n", chan); + lbs_deb_11d("11D: Found Chan:%d\n", chan); return 1; } } - lbs_pr_debug(1, "11D: Not Find Chan:%d\n", chan); + lbs_deb_11d("11D: Not Find Chan:%d\n", chan); return 0; } @@ -174,7 +174,7 @@ static int generate_domain_info_11d(struct parsed_region_chan_11d memcpy(domaininfo->countrycode, parsed_region_chan->countrycode, COUNTRY_CODE_LEN); - lbs_pr_debug(1, "11D:nrchan=%d\n", nr_chan); + lbs_deb_11d("11D:nrchan=%d\n", nr_chan); lbs_dbg_hex("11D:parsed_region_chan:", (char *)parsed_region_chan, sizeof(struct parsed_region_chan_11d)); @@ -212,7 +212,7 @@ static int generate_domain_info_11d(struct parsed_region_chan_11d } domaininfo->nr_subband = nr_subband; - lbs_pr_debug(1, "nr_subband=%x\n", domaininfo->nr_subband); + lbs_deb_11d("nr_subband=%x\n", domaininfo->nr_subband); lbs_dbg_hex("11D:domaininfo:", (char *)domaininfo, COUNTRY_CODE_LEN + 1 + sizeof(struct ieeetypes_subbandset) * nr_subband); @@ -233,13 +233,13 @@ static void wlan_generate_parsed_region_chan_11d(struct region_channel * region_ struct chan_freq_power *cfp; if (region_chan == NULL) { - lbs_pr_debug(1, "11D: region_chan is NULL\n"); + lbs_deb_11d("11D: region_chan is NULL\n"); return; } cfp = region_chan->CFP; if (cfp == NULL) { - lbs_pr_debug(1, "11D: cfp equal NULL \n"); + lbs_deb_11d("11D: cfp equal NULL \n"); return; } @@ -248,19 +248,19 @@ static void wlan_generate_parsed_region_chan_11d(struct region_channel * region_ memcpy(parsed_region_chan->countrycode, wlan_code_2_region(region_chan->region), COUNTRY_CODE_LEN); - lbs_pr_debug(1, "11D: region[0x%x] band[%d]\n", parsed_region_chan->region, + lbs_deb_11d("11D: region[0x%x] band[%d]\n", parsed_region_chan->region, parsed_region_chan->band); for (i = 0; i < region_chan->nrcfp; i++, cfp++) { parsed_region_chan->chanpwr[i].chan = cfp->channel; parsed_region_chan->chanpwr[i].pwr = cfp->maxtxpower; - lbs_pr_debug(1, "11D: Chan[%d] Pwr[%d]\n", + lbs_deb_11d("11D: Chan[%d] Pwr[%d]\n", parsed_region_chan->chanpwr[i].chan, parsed_region_chan->chanpwr[i].pwr); } parsed_region_chan->nr_chan = region_chan->nrcfp; - lbs_pr_debug(1, "11D: nrchan[%d]\n", parsed_region_chan->nr_chan); + lbs_deb_11d("11D: nrchan[%d]\n", parsed_region_chan->nr_chan); return; } @@ -277,8 +277,9 @@ static u8 wlan_region_chan_supported_11d(u8 region, u8 band, u8 chan) struct chan_freq_power *cfp; int cfp_no; u8 idx; + int ret = 0; - ENTER(); + lbs_deb_enter(LBS_DEB_11D); cfp = libertas_get_region_cfp_table(region, band, &cfp_no); if (cfp == NULL) @@ -288,16 +289,19 @@ static u8 wlan_region_chan_supported_11d(u8 region, u8 band, u8 chan) if (chan == (cfp + idx)->channel) { /* If Mrvl Chip Supported? */ if ((cfp + idx)->unsupported) { - return 0; + ret = 0; } else { - return 1; + ret = 1; } + goto done; } } /*chan is not in the region table */ - LEAVE(); - return 0; + +done: + lbs_deb_leave_args(LBS_DEB_11D, "ret %d", ret); + return ret; } /** @@ -321,7 +325,7 @@ static int parse_domain_info_11d(struct ieeetypes_countryinfofullset* u8 j, i; - ENTER(); + lbs_deb_enter(LBS_DEB_11D); /*validation Rules: 1. valid region Code @@ -337,15 +341,14 @@ static int parse_domain_info_11d(struct ieeetypes_countryinfofullset* if ((*(countryinfo->countrycode)) == 0 || (countryinfo->len <= COUNTRY_CODE_LEN)) { /* No region Info or Wrong region info: treat as No 11D info */ - LEAVE(); - return 0; + goto done; } /*Step1: check region_code */ parsed_region_chan->region = region = wlan_region_2_code(countryinfo->countrycode); - lbs_pr_debug(1, "regioncode=%x\n", (u8) parsed_region_chan->region); + lbs_deb_11d("regioncode=%x\n", (u8) parsed_region_chan->region); lbs_dbg_hex("CountryCode:", (char *)countryinfo->countrycode, COUNTRY_CODE_LEN); @@ -361,7 +364,7 @@ static int parse_domain_info_11d(struct ieeetypes_countryinfofullset* if (countryinfo->subband[j].firstchan <= lastchan) { /*Step2&3. Check First Chan Num increment and no overlap */ - lbs_pr_debug(1, "11D: Chan[%d>%d] Overlap\n", + lbs_deb_11d("11D: Chan[%d>%d] Overlap\n", countryinfo->subband[j].firstchan, lastchan); continue; } @@ -374,7 +377,7 @@ static int parse_domain_info_11d(struct ieeetypes_countryinfofullset* if (!wlan_get_chan_11d(band, firstchan, i, &curchan)) { /* Chan is not found in UN table */ - lbs_pr_debug(1, "chan is not supported: %d \n", i); + lbs_deb_11d("chan is not supported: %d \n", i); break; } @@ -389,7 +392,7 @@ static int parse_domain_info_11d(struct ieeetypes_countryinfofullset* idx++; } else { /*not supported and ignore the chan */ - lbs_pr_debug(1, + lbs_deb_11d( "11D:i[%d] chan[%d] unsupported in region[%x] band[%d]\n", i, curchan, region, band); } @@ -401,11 +404,12 @@ static int parse_domain_info_11d(struct ieeetypes_countryinfofullset* parsed_region_chan->nr_chan = idx; - lbs_pr_debug(1, "nrchan=%x\n", parsed_region_chan->nr_chan); + lbs_deb_11d("nrchan=%x\n", parsed_region_chan->nr_chan); lbs_dbg_hex("11D:parsed_region_chan:", (u8 *) parsed_region_chan, 2 + COUNTRY_CODE_LEN + sizeof(struct parsed_region_chan_11d) * idx); - LEAVE(); +done: + lbs_deb_enter(LBS_DEB_11D); return 0; } @@ -420,16 +424,16 @@ u8 libertas_get_scan_type_11d(u8 chan, { u8 scan_type = cmd_scan_type_passive; - ENTER(); + lbs_deb_enter(LBS_DEB_11D); if (wlan_channel_known_11d(chan, parsed_region_chan)) { - lbs_pr_debug(1, "11D: Found and do Active Scan\n"); + lbs_deb_11d("11D: Found and do Active Scan\n"); scan_type = cmd_scan_type_active; } else { - lbs_pr_debug(1, "11D: Not Find and do Passive Scan\n"); + lbs_deb_11d("11D: Not Find and do Passive Scan\n"); } - LEAVE(); + lbs_deb_leave_args(LBS_DEB_11D, "ret scan_type %d", scan_type); return scan_type; } @@ -456,7 +460,7 @@ static int wlan_enable_11d(wlan_private * priv, u8 flag) OID_802_11D_ENABLE, &priv->adapter->enable11d); if (ret) - lbs_pr_debug(1, "11D: Fail to enable 11D \n"); + lbs_deb_11d("11D: Fail to enable 11D \n"); return 0; } @@ -471,7 +475,7 @@ static int set_domain_info_11d(wlan_private * priv) int ret; if (!priv->adapter->enable11d) { - lbs_pr_debug(1, "11D: dnld domain Info with 11d disabled\n"); + lbs_deb_11d("11D: dnld domain Info with 11d disabled\n"); return 0; } @@ -479,7 +483,7 @@ static int set_domain_info_11d(wlan_private * priv) cmd_act_set, cmd_option_waitforrsp, 0, NULL); if (ret) - lbs_pr_debug(1, "11D: Fail to dnld domain Info\n"); + lbs_deb_11d("11D: Fail to dnld domain Info\n"); return ret; } @@ -501,7 +505,7 @@ int libertas_set_universaltable(wlan_private * priv, u8 band) adapter->universal_channel[i].nrcfp = sizeof(channel_freq_power_UN_BG) / size; - lbs_pr_debug(1, "11D: BG-band nrcfp=%d\n", + lbs_deb_11d("11D: BG-band nrcfp=%d\n", adapter->universal_channel[i].nrcfp); adapter->universal_channel[i].CFP = channel_freq_power_UN_BG; @@ -531,9 +535,9 @@ int libertas_cmd_802_11d_domain_info(wlan_private * priv, wlan_adapter *adapter = priv->adapter; u8 nr_subband = adapter->domainreg.nr_subband; - ENTER(); + lbs_deb_enter(LBS_DEB_11D); - lbs_pr_debug(1, "nr_subband=%x\n", nr_subband); + lbs_deb_11d("nr_subband=%x\n", nr_subband); cmd->command = cpu_to_le16(cmdno); pdomaininfo->action = cpu_to_le16(cmdoption); @@ -542,8 +546,7 @@ int libertas_cmd_802_11d_domain_info(wlan_private * priv, cpu_to_le16(sizeof(pdomaininfo->action) + S_DS_GEN); lbs_dbg_hex("11D: 802_11D_DOMAIN_INFO:", (u8 *) cmd, (int)(cmd->size)); - LEAVE(); - return 0; + goto done; } domain->header.type = cpu_to_le16(TLV_TYPE_DOMAIN); @@ -567,10 +570,10 @@ int libertas_cmd_802_11d_domain_info(wlan_private * priv, cpu_to_le16(sizeof(pdomaininfo->action) + S_DS_GEN); } - lbs_dbg_hex("11D:802_11D_DOMAIN_INFO:", (u8 *) cmd, (int)(cmd->size)); - - LEAVE(); + lbs_dbg_hex("11D:802_11D_DOMAIN_INFO:", (u8 *) cmd, le16_to_cpu(cmd->size)); +done: + lbs_deb_enter(LBS_DEB_11D); return 0; } @@ -585,17 +588,17 @@ int libertas_cmd_enable_11d(wlan_private * priv, struct iwreq *wrq) int data = 0; int *val; - ENTER(); + lbs_deb_enter(LBS_DEB_11D); data = SUBCMD_DATA(wrq); - lbs_pr_debug(1, "enable 11D: %s\n", + lbs_deb_11d("enable 11D: %s\n", (data == 1) ? "enable" : "Disable"); wlan_enable_11d(priv, data); val = (int *)wrq->u.name; *val = priv->adapter->enable11d; - LEAVE(); + lbs_deb_enter(LBS_DEB_11D); return 0; } @@ -608,25 +611,24 @@ int libertas_cmd_enable_11d(wlan_private * priv, struct iwreq *wrq) int libertas_ret_802_11d_domain_info(wlan_private * priv, struct cmd_ds_command *resp) { - struct cmd_ds_802_11d_domain_info - *domaininfo = &resp->params.domaininforesp; + struct cmd_ds_802_11d_domain_info *domaininfo = &resp->params.domaininforesp; struct mrvlietypes_domainparamset *domain = &domaininfo->domain; u16 action = le16_to_cpu(domaininfo->action); s16 ret = 0; u8 nr_subband = 0; - ENTER(); + lbs_deb_enter(LBS_DEB_11D); lbs_dbg_hex("11D DOMAIN Info Rsp Data:", (u8 *) resp, (int)le16_to_cpu(resp->size)); - nr_subband = (domain->header.len - 3) / sizeof(struct ieeetypes_subbandset); - /* countrycode 3 bytes */ + nr_subband = (le16_to_cpu(domain->header.len) - COUNTRY_CODE_LEN) / + sizeof(struct ieeetypes_subbandset); - lbs_pr_debug(1, "11D Domain Info Resp: nr_subband=%d\n", nr_subband); + lbs_deb_11d("11D Domain Info Resp: nr_subband=%d\n", nr_subband); if (nr_subband > MRVDRV_MAX_SUBBAND_802_11D) { - lbs_pr_debug(1, "Invalid Numrer of Subband returned!!\n"); + lbs_deb_11d("Invalid Numrer of Subband returned!!\n"); return -1; } @@ -637,12 +639,12 @@ int libertas_ret_802_11d_domain_info(wlan_private * priv, case cmd_act_get: break; default: - lbs_pr_debug(1, "Invalid action:%d\n", domaininfo->action); + lbs_deb_11d("Invalid action:%d\n", domaininfo->action); ret = -1; break; } - LEAVE(); + lbs_deb_leave_args(LBS_DEB_11D, "ret %d", ret); return ret; } @@ -651,23 +653,22 @@ int libertas_ret_802_11d_domain_info(wlan_private * priv, * @param priv pointer to wlan_private * @return 0; -1 */ -int libertas_parse_dnld_countryinfo_11d(wlan_private * priv) +int libertas_parse_dnld_countryinfo_11d(wlan_private * priv, + struct bss_descriptor * bss) { int ret; wlan_adapter *adapter = priv->adapter; - ENTER(); + lbs_deb_enter(LBS_DEB_11D); if (priv->adapter->enable11d) { memset(&adapter->parsed_region_chan, 0, sizeof(struct parsed_region_chan_11d)); - ret = parse_domain_info_11d(&adapter->pattemptedbssdesc-> - countryinfo, 0, + ret = parse_domain_info_11d(&bss->countryinfo, 0, &adapter->parsed_region_chan); if (ret == -1) { - lbs_pr_debug(1, "11D: Err Parse domain_info from AP..\n"); - LEAVE(); - return ret; + lbs_deb_11d("11D: Err Parse domain_info from AP..\n"); + goto done; } memset(&adapter->domainreg, 0, @@ -678,13 +679,15 @@ int libertas_parse_dnld_countryinfo_11d(wlan_private * priv) ret = set_domain_info_11d(priv); if (ret) { - lbs_pr_debug(1, "11D: Err set domainInfo to FW\n"); - LEAVE(); - return ret; + lbs_deb_11d("11D: Err set domainInfo to FW\n"); + goto done; } } - LEAVE(); - return 0; + ret = 0; + +done: + lbs_deb_leave_args(LBS_DEB_11D, "ret %d", ret); + return ret; } /** @@ -699,8 +702,8 @@ int libertas_create_dnld_countryinfo_11d(wlan_private * priv) struct region_channel *region_chan; u8 j; - ENTER(); - lbs_pr_debug(1, "11D:curbssparams.band[%d]\n", adapter->curbssparams.band); + lbs_deb_enter(LBS_DEB_11D); + lbs_deb_11d("11D:curbssparams.band[%d]\n", adapter->curbssparams.band); if (priv->adapter->enable11d) { /* update parsed_region_chan_11; dnld domaininf to FW */ @@ -709,7 +712,7 @@ int libertas_create_dnld_countryinfo_11d(wlan_private * priv) sizeof(adapter->region_channel[0]); j++) { region_chan = &adapter->region_channel[j]; - lbs_pr_debug(1, "11D:[%d] region_chan->band[%d]\n", j, + lbs_deb_11d("11D:[%d] region_chan->band[%d]\n", j, region_chan->band); if (!region_chan || !region_chan->valid @@ -722,10 +725,10 @@ int libertas_create_dnld_countryinfo_11d(wlan_private * priv) if (j >= sizeof(adapter->region_channel) / sizeof(adapter->region_channel[0])) { - lbs_pr_debug(1, "11D:region_chan not found. band[%d]\n", + lbs_deb_11d("11D:region_chan not found. band[%d]\n", adapter->curbssparams.band); - LEAVE(); - return -1; + ret = -1; + goto done; } memset(&adapter->parsed_region_chan, 0, @@ -742,13 +745,14 @@ int libertas_create_dnld_countryinfo_11d(wlan_private * priv) ret = set_domain_info_11d(priv); if (ret) { - lbs_pr_debug(1, "11D: Err set domainInfo to FW\n"); - LEAVE(); - return ret; + lbs_deb_11d("11D: Err set domainInfo to FW\n"); + goto done; } } + ret = 0; - LEAVE(); - return 0; +done: + lbs_deb_leave_args(LBS_DEB_11D, "ret %d", ret); + return ret; } diff --git a/drivers/net/wireless/libertas/11d.h b/drivers/net/wireless/libertas/11d.h index db2ebea9f23..73e42e71291 100644 --- a/drivers/net/wireless/libertas/11d.h +++ b/drivers/net/wireless/libertas/11d.h @@ -47,7 +47,7 @@ struct mrvlietypes_domainparamset { } __attribute__ ((packed)); struct cmd_ds_802_11d_domain_info { - u16 action; + __le16 action; struct mrvlietypes_domainparamset domain; } __attribute__ ((packed)); @@ -98,7 +98,9 @@ int libertas_cmd_enable_11d(wlan_private * priv, struct iwreq *wrq); int libertas_ret_802_11d_domain_info(wlan_private * priv, struct cmd_ds_command *resp); -int libertas_parse_dnld_countryinfo_11d(wlan_private * priv); +struct bss_descriptor; +int libertas_parse_dnld_countryinfo_11d(wlan_private * priv, + struct bss_descriptor * bss); int libertas_create_dnld_countryinfo_11d(wlan_private * priv); diff --git a/drivers/net/wireless/libertas/Makefile b/drivers/net/wireless/libertas/Makefile index 56a8ea1fbf0..a1097f59fd4 100644 --- a/drivers/net/wireless/libertas/Makefile +++ b/drivers/net/wireless/libertas/Makefile @@ -1,4 +1,4 @@ -usb8xxx-objs := main.o fw.o wext.o \ +libertas-objs := main.o fw.o wext.o \ rx.o tx.o cmd.o \ cmdresp.o scan.o \ join.o 11d.o \ @@ -8,5 +8,5 @@ usb8xxx-objs := main.o fw.o wext.o \ usb8xxx-objs += if_bootcmd.o usb8xxx-objs += if_usb.o +obj-$(CONFIG_LIBERTAS) += libertas.o obj-$(CONFIG_LIBERTAS_USB) += usb8xxx.o - diff --git a/drivers/net/wireless/libertas/README b/drivers/net/wireless/libertas/README index 378577200b5..1f92f50b643 100644 --- a/drivers/net/wireless/libertas/README +++ b/drivers/net/wireless/libertas/README @@ -1,7 +1,7 @@ ================================================================================ README for USB8388 - (c) Copyright © 2003-2006, Marvell International Ltd. + (c) Copyright © 2003-2006, Marvell International Ltd. All Rights Reserved This software file (the "File") is distributed by Marvell International @@ -47,15 +47,19 @@ Version 5 Command: iwpriv ethX ledgpio <n> BT Commands: - The blinding table (BT) contains a list of mac addresses that should be - ignored by the firmware. It is primarily used for debugging and - testing networks. It can be edited and inspected with the following - commands: + The blinding table (BT) contains a list of mac addresses that will be, + by default, ignored by the firmware. It is also possible to invert this + behavior so that we will ignore all traffic except for the portion + coming from mac addresess in the list. It is primarily used for + debugging and testing networks. It can be edited and inspected with + the following commands: iwpriv ethX bt_reset iwpriv ethX bt_add <mac_address> iwpriv ethX bt_del <mac_address> iwpriv ethX bt_list <id> + iwpriv ethX bt_get_invert <n> + iwpriv ethX bt_set_invert <n> FWT Commands: The forwarding table (FWT) is a feature used to manage mesh network @@ -135,7 +139,7 @@ fwt_add This command is used to insert an entry into the FWT table. The list of parameters must follow the following structure: - iwpriv ethX fwt_add da ra [metric dir ssn dsn hopcount ttl expiration sleepmode snr] + iwpriv ethX fwt_add da ra [metric dir rate ssn dsn hopcount ttl expiration sleepmode snr] The parameters between brackets are optional, but they must appear in the order specified. For example, if you want to specify the metric, @@ -150,6 +154,9 @@ fwt_add preferred, default is 0) dir -- direction (1 for direct, 0 for reverse, default is 1) + rate -- data rate used for transmission to the RA, + as specified for the rateadapt command, + default is 3 (11Mbps) ssn -- Source Sequence Number (time at the RA for reverse routes. Default is 0) dsn -- Destination Sequence Number (time at the DA @@ -207,13 +214,17 @@ fwt_list The output is a string of the following form: - da ra metric dir ssn dsn hopcount ttl expiration sleepmode snr + da ra valid metric dir rate ssn dsn hopcount ttl expiration + sleepmode snr precursor where the different fields are:- da -- DA MAC address (in the form "00:11:22:33:44:55") ra -- RA MAC address (in the form "00:11:22:33:44:55") + valid -- whether the route is valid (0 if not valid) metric -- route metric (cost: smaller-metric routes are preferred) dir -- direction (1 for direct, 0 for reverse) + rate -- data rate used for transmission to the RA, + as specified for the rateadapt command ssn -- Source Sequence Number (time at the RA for reverse routes) dsn -- Destination Sequence Number (time at the DA for direct routes) hopcount -- hop count (currently unused) @@ -221,33 +232,10 @@ fwt_list expiration -- entry expiration (in ticks, where a tick is 1024us, or ~ 1ms. Use 0 for an indefinite entry) sleepmode -- RA's sleep mode (currently unused) snr -- SNR in the link to RA (currently unused) + precursor -- predecessor in direct routes fwt_list_route - This command is used to list a route from the FWT table. The only - parameter is the route ID. If you want to list all the routes in a - table, start with rid=0, and keep incrementing rid until you get a - "(null)" string. This function is similar to fwt_list. The only - difference is the output format. Also note that this command is meant - for debugging. It is expected that users will use fwt_lookup and - fwt_list. One important reason for this is that the route id may change - as the route table is altered. - - iwpriv ethX fwt_list_route rid - - The output is a string of the following form: - - da metric dir nid ssn dsn hopcount ttl expiration - - where the different fields are:- - da -- DA MAC address (in the form "00:11:22:33:44:55") - metric -- route metric (cost: smaller-metric routes are preferred) - dir -- direction (1 for direct, 0 for reverse) - nid -- Next-hop (neighbor) host ID (nid) - ssn -- Source Sequence Number (time at the RA for reverse routes) - dsn -- Destination Sequence Number (time at the DA for direct routes) - hopcount -- hop count (currently unused) - ttl -- TTL count (only used in reverse entries) - expiration -- entry expiration (in ticks, where a tick is 1024us, or ~ 1ms. Use 0 for an indefinite entry) + This command is equivalent to fwt_list. fwt_list_neigh This command is used to list a neighbor from the FWT table. The only diff --git a/drivers/net/wireless/libertas/assoc.c b/drivers/net/wireless/libertas/assoc.c index c260bd1b3d4..f67efa0815f 100644 --- a/drivers/net/wireless/libertas/assoc.c +++ b/drivers/net/wireless/libertas/assoc.c @@ -2,6 +2,7 @@ #include <linux/bitops.h> #include <net/ieee80211.h> +#include <linux/etherdevice.h> #include "assoc.h" #include "join.h" @@ -13,59 +14,88 @@ static const u8 bssid_any[ETH_ALEN] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF }; static const u8 bssid_off[ETH_ALEN] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }; +static void print_assoc_req(const char * extra, struct assoc_request * assoc_req) +{ + lbs_deb_assoc( + "#### Association Request: %s\n" + " flags: 0x%08lX\n" + " SSID: '%s'\n" + " channel: %d\n" + " band: %d\n" + " mode: %d\n" + " BSSID: " MAC_FMT "\n" + " Encryption:%s%s%s\n" + " auth: %d\n", + extra, assoc_req->flags, + escape_essid(assoc_req->ssid, assoc_req->ssid_len), + assoc_req->channel, assoc_req->band, assoc_req->mode, + MAC_ARG(assoc_req->bssid), + assoc_req->secinfo.WPAenabled ? " WPA" : "", + assoc_req->secinfo.WPA2enabled ? " WPA2" : "", + assoc_req->secinfo.wep_enabled ? " WEP" : "", + assoc_req->secinfo.auth_mode); +} + + static int assoc_helper_essid(wlan_private *priv, struct assoc_request * assoc_req) { wlan_adapter *adapter = priv->adapter; int ret = 0; - int i; + struct bss_descriptor * bss; + int channel = -1; - ENTER(); + lbs_deb_enter(LBS_DEB_ASSOC); - lbs_pr_debug(1, "New SSID requested: %s\n", assoc_req->ssid.ssid); + /* FIXME: take channel into account when picking SSIDs if a channel + * is set. + */ + + if (test_bit(ASSOC_FLAG_CHANNEL, &assoc_req->flags)) + channel = assoc_req->channel; + + lbs_deb_assoc("New SSID requested: '%s'\n", + escape_essid(assoc_req->ssid, assoc_req->ssid_len)); if (assoc_req->mode == IW_MODE_INFRA) { if (adapter->prescan) { - libertas_send_specific_SSID_scan(priv, &assoc_req->ssid, 1); + libertas_send_specific_ssid_scan(priv, assoc_req->ssid, + assoc_req->ssid_len, 0); } - i = libertas_find_SSID_in_list(adapter, &assoc_req->ssid, - NULL, IW_MODE_INFRA); - if (i >= 0) { - lbs_pr_debug(1, - "SSID found in scan list ... associating...\n"); - - ret = wlan_associate(priv, &adapter->scantable[i]); - if (ret == 0) { - memcpy(&assoc_req->bssid, - &adapter->scantable[i].macaddress, - ETH_ALEN); - } + bss = libertas_find_ssid_in_list(adapter, assoc_req->ssid, + assoc_req->ssid_len, NULL, IW_MODE_INFRA, channel); + if (bss != NULL) { + lbs_deb_assoc("SSID found in scan list, associating\n"); + memcpy(&assoc_req->bss, bss, sizeof(struct bss_descriptor)); + ret = wlan_associate(priv, assoc_req); } else { - lbs_pr_debug(1, "SSID '%s' not found; cannot associate\n", - assoc_req->ssid.ssid); + lbs_deb_assoc("SSID not found; cannot associate\n"); } } else if (assoc_req->mode == IW_MODE_ADHOC) { /* Scan for the network, do not save previous results. Stale * scan data will cause us to join a non-existant adhoc network */ - libertas_send_specific_SSID_scan(priv, &assoc_req->ssid, 0); + libertas_send_specific_ssid_scan(priv, assoc_req->ssid, + assoc_req->ssid_len, 1); /* Search for the requested SSID in the scan table */ - i = libertas_find_SSID_in_list(adapter, &assoc_req->ssid, NULL, - IW_MODE_ADHOC); - if (i >= 0) { - lbs_pr_debug(1, "SSID found at %d in List, so join\n", ret); - libertas_join_adhoc_network(priv, &adapter->scantable[i]); + bss = libertas_find_ssid_in_list(adapter, assoc_req->ssid, + assoc_req->ssid_len, NULL, IW_MODE_ADHOC, channel); + if (bss != NULL) { + lbs_deb_assoc("SSID found, will join\n"); + memcpy(&assoc_req->bss, bss, sizeof(struct bss_descriptor)); + libertas_join_adhoc_network(priv, assoc_req); } else { /* else send START command */ - lbs_pr_debug(1, "SSID not found in list, so creating adhoc" - " with SSID '%s'\n", assoc_req->ssid.ssid); - libertas_start_adhoc_network(priv, &assoc_req->ssid); + lbs_deb_assoc("SSID not found, creating adhoc network\n"); + memcpy(&assoc_req->bss.ssid, &assoc_req->ssid, + IW_ESSID_MAX_SIZE); + assoc_req->bss.ssid_len = assoc_req->ssid_len; + libertas_start_adhoc_network(priv, assoc_req); } - memcpy(&assoc_req->bssid, &adapter->current_addr, ETH_ALEN); } - LEAVE(); + lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); return ret; } @@ -74,33 +104,31 @@ static int assoc_helper_bssid(wlan_private *priv, struct assoc_request * assoc_req) { wlan_adapter *adapter = priv->adapter; - int i, ret = 0; - - ENTER(); + int ret = 0; + struct bss_descriptor * bss; - lbs_pr_debug(1, "ASSOC: WAP: BSSID = " MAC_FMT "\n", + lbs_deb_enter_args(LBS_DEB_ASSOC, "BSSID " MAC_FMT, MAC_ARG(assoc_req->bssid)); /* Search for index position in list for requested MAC */ - i = libertas_find_BSSID_in_list(adapter, assoc_req->bssid, + bss = libertas_find_bssid_in_list(adapter, assoc_req->bssid, assoc_req->mode); - if (i < 0) { - lbs_pr_debug(1, "ASSOC: WAP: BSSID " MAC_FMT " not found, " + if (bss == NULL) { + lbs_deb_assoc("ASSOC: WAP: BSSID " MAC_FMT " not found, " "cannot associate.\n", MAC_ARG(assoc_req->bssid)); goto out; } + memcpy(&assoc_req->bss, bss, sizeof(struct bss_descriptor)); if (assoc_req->mode == IW_MODE_INFRA) { - ret = wlan_associate(priv, &adapter->scantable[i]); - lbs_pr_debug(1, "ASSOC: return from wlan_associate(bssd) was %d\n", ret); + ret = wlan_associate(priv, assoc_req); + lbs_deb_assoc("ASSOC: wlan_associate(bssid) returned %d\n", ret); } else if (assoc_req->mode == IW_MODE_ADHOC) { - libertas_join_adhoc_network(priv, &adapter->scantable[i]); + libertas_join_adhoc_network(priv, assoc_req); } - memcpy(&assoc_req->ssid, &adapter->scantable[i].ssid, - sizeof(struct WLAN_802_11_SSID)); out: - LEAVE(); + lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); return ret; } @@ -113,12 +141,12 @@ static int assoc_helper_associate(wlan_private *priv, /* If we're given and 'any' BSSID, try associating based on SSID */ if (test_bit(ASSOC_FLAG_BSSID, &assoc_req->flags)) { - if (memcmp(bssid_any, assoc_req->bssid, ETH_ALEN) - && memcmp(bssid_off, assoc_req->bssid, ETH_ALEN)) { + if (compare_ether_addr(bssid_any, assoc_req->bssid) + && compare_ether_addr(bssid_off, assoc_req->bssid)) { ret = assoc_helper_bssid(priv, assoc_req); done = 1; if (ret) { - lbs_pr_debug(1, "ASSOC: bssid: ret = %d\n", ret); + lbs_deb_assoc("ASSOC: bssid: ret = %d\n", ret); } } } @@ -126,7 +154,7 @@ static int assoc_helper_associate(wlan_private *priv, if (!done && test_bit(ASSOC_FLAG_SSID, &assoc_req->flags)) { ret = assoc_helper_essid(priv, assoc_req); if (ret) { - lbs_pr_debug(1, "ASSOC: bssid: ret = %d\n", ret); + lbs_deb_assoc("ASSOC: bssid: ret = %d\n", ret); } } @@ -140,12 +168,10 @@ static int assoc_helper_mode(wlan_private *priv, wlan_adapter *adapter = priv->adapter; int ret = 0; - ENTER(); + lbs_deb_enter(LBS_DEB_ASSOC); - if (assoc_req->mode == adapter->mode) { - LEAVE(); - return 0; - } + if (assoc_req->mode == adapter->mode) + goto done; if (assoc_req->mode == IW_MODE_INFRA) { if (adapter->psstate != PS_STATE_FULL_POWER) @@ -158,9 +184,81 @@ static int assoc_helper_mode(wlan_private *priv, cmd_802_11_snmp_mib, 0, cmd_option_waitforrsp, OID_802_11_INFRASTRUCTURE_MODE, - (void *) (size_t) assoc_req->mode); + /* Shoot me now */ (void *) (size_t) assoc_req->mode); - LEAVE(); +done: + lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); + return ret; +} + + +static int update_channel(wlan_private * priv) +{ + /* the channel in f/w could be out of sync, get the current channel */ + return libertas_prepare_and_send_command(priv, cmd_802_11_rf_channel, + cmd_opt_802_11_rf_channel_get, + cmd_option_waitforrsp, 0, NULL); +} + +void libertas_sync_channel(struct work_struct *work) +{ + wlan_private *priv = container_of(work, wlan_private, sync_channel); + + if (update_channel(priv) != 0) + lbs_pr_info("Channel synchronization failed."); +} + +static int assoc_helper_channel(wlan_private *priv, + struct assoc_request * assoc_req) +{ + wlan_adapter *adapter = priv->adapter; + int ret = 0; + + lbs_deb_enter(LBS_DEB_ASSOC); + + ret = update_channel(priv); + if (ret < 0) { + lbs_deb_assoc("ASSOC: channel: error getting channel."); + } + + if (assoc_req->channel == adapter->curbssparams.channel) + goto done; + + lbs_deb_assoc("ASSOC: channel: %d -> %d\n", + adapter->curbssparams.channel, assoc_req->channel); + + ret = libertas_prepare_and_send_command(priv, cmd_802_11_rf_channel, + cmd_opt_802_11_rf_channel_set, + cmd_option_waitforrsp, 0, &assoc_req->channel); + if (ret < 0) { + lbs_deb_assoc("ASSOC: channel: error setting channel."); + } + + ret = update_channel(priv); + if (ret < 0) { + lbs_deb_assoc("ASSOC: channel: error getting channel."); + } + + if (assoc_req->channel != adapter->curbssparams.channel) { + lbs_deb_assoc("ASSOC: channel: failed to update channel to %d", + assoc_req->channel); + goto done; + } + + if ( assoc_req->secinfo.wep_enabled + && (assoc_req->wep_keys[0].len + || assoc_req->wep_keys[1].len + || assoc_req->wep_keys[2].len + || assoc_req->wep_keys[3].len)) { + /* Make sure WEP keys are re-sent to firmware */ + set_bit(ASSOC_FLAG_WEP_KEYS, &assoc_req->flags); + } + + /* Must restart/rejoin adhoc networks after channel change */ + set_bit(ASSOC_FLAG_SSID, &assoc_req->flags); + +done: + lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); return ret; } @@ -172,7 +270,7 @@ static int assoc_helper_wep_keys(wlan_private *priv, int i; int ret = 0; - ENTER(); + lbs_deb_enter(LBS_DEB_ASSOC); /* Set or remove WEP keys */ if ( assoc_req->wep_keys[0].len @@ -216,7 +314,7 @@ static int assoc_helper_wep_keys(wlan_private *priv, mutex_unlock(&adapter->lock); out: - LEAVE(); + lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); return ret; } @@ -226,14 +324,24 @@ static int assoc_helper_secinfo(wlan_private *priv, wlan_adapter *adapter = priv->adapter; int ret = 0; - ENTER(); + lbs_deb_enter(LBS_DEB_ASSOC); memcpy(&adapter->secinfo, &assoc_req->secinfo, sizeof(struct wlan_802_11_security)); ret = libertas_set_mac_packet_filter(priv); + if (ret) + goto out; - LEAVE(); + /* enable/disable RSN */ + ret = libertas_prepare_and_send_command(priv, + cmd_802_11_enable_rsn, + cmd_act_set, + cmd_option_waitforrsp, + 0, assoc_req); + +out: + lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); return ret; } @@ -243,16 +351,7 @@ static int assoc_helper_wpa_keys(wlan_private *priv, { int ret = 0; - ENTER(); - - /* enable/Disable RSN */ - ret = libertas_prepare_and_send_command(priv, - cmd_802_11_enable_rsn, - cmd_act_set, - cmd_option_waitforrsp, - 0, assoc_req); - if (ret) - goto out; + lbs_deb_enter(LBS_DEB_ASSOC); ret = libertas_prepare_and_send_command(priv, cmd_802_11_key_material, @@ -260,8 +359,7 @@ static int assoc_helper_wpa_keys(wlan_private *priv, cmd_option_waitforrsp, 0, assoc_req); -out: - LEAVE(); + lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); return ret; } @@ -272,7 +370,7 @@ static int assoc_helper_wpa_ie(wlan_private *priv, wlan_adapter *adapter = priv->adapter; int ret = 0; - ENTER(); + lbs_deb_enter(LBS_DEB_ASSOC); if (assoc_req->secinfo.WPAenabled || assoc_req->secinfo.WPA2enabled) { memcpy(&adapter->wpa_ie, &assoc_req->wpa_ie, assoc_req->wpa_ie_len); @@ -282,7 +380,7 @@ static int assoc_helper_wpa_ie(wlan_private *priv, adapter->wpa_ie_len = 0; } - LEAVE(); + lbs_deb_leave_args(LBS_DEB_ASSOC, "ret %d", ret); return ret; } @@ -294,25 +392,30 @@ static int should_deauth_infrastructure(wlan_adapter *adapter, return 0; if (test_bit(ASSOC_FLAG_SSID, &assoc_req->flags)) { - lbs_pr_debug(1, "Deauthenticating due to new SSID in " + lbs_deb_assoc("Deauthenticating due to new SSID in " " configuration request.\n"); return 1; } if (test_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags)) { if (adapter->secinfo.auth_mode != assoc_req->secinfo.auth_mode) { - lbs_pr_debug(1, "Deauthenticating due to updated security " + lbs_deb_assoc("Deauthenticating due to updated security " "info in configuration request.\n"); return 1; } } if (test_bit(ASSOC_FLAG_BSSID, &assoc_req->flags)) { - lbs_pr_debug(1, "Deauthenticating due to new BSSID in " + lbs_deb_assoc("Deauthenticating due to new BSSID in " " configuration request.\n"); return 1; } + if (test_bit(ASSOC_FLAG_CHANNEL, &assoc_req->flags)) { + lbs_deb_assoc("Deauthenticating due to channel switch.\n"); + return 1; + } + /* FIXME: deal with 'auto' mode somehow */ if (test_bit(ASSOC_FLAG_MODE, &assoc_req->flags)) { if (assoc_req->mode != IW_MODE_INFRA) @@ -329,10 +432,9 @@ static int should_stop_adhoc(wlan_adapter *adapter, if (adapter->connect_status != libertas_connected) return 0; - if (adapter->curbssparams.ssid.ssidlength != assoc_req->ssid.ssidlength) - return 1; - if (memcmp(adapter->curbssparams.ssid.ssid, assoc_req->ssid.ssid, - adapter->curbssparams.ssid.ssidlength)) + if (libertas_ssid_cmp(adapter->curbssparams.ssid, + adapter->curbssparams.ssid_len, + assoc_req->ssid, assoc_req->ssid_len) != 0) return 1; /* FIXME: deal with 'auto' mode somehow */ @@ -341,11 +443,16 @@ static int should_stop_adhoc(wlan_adapter *adapter, return 1; } + if (test_bit(ASSOC_FLAG_CHANNEL, &assoc_req->flags)) { + if (assoc_req->channel != adapter->curbssparams.channel) + return 1; + } + return 0; } -void wlan_association_worker(struct work_struct *work) +void libertas_association_worker(struct work_struct *work) { wlan_private *priv = container_of(work, wlan_private, assoc_work.work); wlan_adapter *adapter = priv->adapter; @@ -353,40 +460,38 @@ void wlan_association_worker(struct work_struct *work) int ret = 0; int find_any_ssid = 0; - ENTER(); + lbs_deb_enter(LBS_DEB_ASSOC); mutex_lock(&adapter->lock); - assoc_req = adapter->assoc_req; - adapter->assoc_req = NULL; + assoc_req = adapter->pending_assoc_req; + adapter->pending_assoc_req = NULL; + adapter->in_progress_assoc_req = assoc_req; mutex_unlock(&adapter->lock); - if (!assoc_req) { - LEAVE(); - return; - } + if (!assoc_req) + goto done; - lbs_pr_debug(1, "ASSOC: starting new association request: flags = 0x%lX\n", - assoc_req->flags); + print_assoc_req(__func__, assoc_req); /* If 'any' SSID was specified, find an SSID to associate with */ if (test_bit(ASSOC_FLAG_SSID, &assoc_req->flags) - && !assoc_req->ssid.ssidlength) + && !assoc_req->ssid_len) find_any_ssid = 1; /* But don't use 'any' SSID if there's a valid locked BSSID to use */ if (test_bit(ASSOC_FLAG_BSSID, &assoc_req->flags)) { - if (memcmp(&assoc_req->bssid, bssid_any, ETH_ALEN) - && memcmp(&assoc_req->bssid, bssid_off, ETH_ALEN)) + if (compare_ether_addr(assoc_req->bssid, bssid_any) + && compare_ether_addr(assoc_req->bssid, bssid_off)) find_any_ssid = 0; } if (find_any_ssid) { u8 new_mode; - ret = libertas_find_best_network_SSID(priv, &assoc_req->ssid, - assoc_req->mode, &new_mode); + ret = libertas_find_best_network_ssid(priv, assoc_req->ssid, + &assoc_req->ssid_len, assoc_req->mode, &new_mode); if (ret) { - lbs_pr_debug(1, "Could not find best network\n"); + lbs_deb_assoc("Could not find best network\n"); ret = -ENETUNREACH; goto out; } @@ -406,7 +511,7 @@ void wlan_association_worker(struct work_struct *work) if (should_deauth_infrastructure(adapter, assoc_req)) { ret = libertas_send_deauthentication(priv); if (ret) { - lbs_pr_debug(1, "Deauthentication due to new " + lbs_deb_assoc("Deauthentication due to new " "configuration request failed: %d\n", ret); } @@ -415,7 +520,7 @@ void wlan_association_worker(struct work_struct *work) if (should_stop_adhoc(adapter, assoc_req)) { ret = libertas_stop_adhoc_network(priv); if (ret) { - lbs_pr_debug(1, "Teardown of AdHoc network due to " + lbs_deb_assoc("Teardown of AdHoc network due to " "new configuration request failed: %d\n", ret); } @@ -427,7 +532,16 @@ void wlan_association_worker(struct work_struct *work) if (test_bit(ASSOC_FLAG_MODE, &assoc_req->flags)) { ret = assoc_helper_mode(priv, assoc_req); if (ret) { -lbs_pr_debug(1, "ASSOC(:%d) mode: ret = %d\n", __LINE__, ret); +lbs_deb_assoc("ASSOC(:%d) mode: ret = %d\n", __LINE__, ret); + goto out; + } + } + + if (test_bit(ASSOC_FLAG_CHANNEL, &assoc_req->flags)) { + ret = assoc_helper_channel(priv, assoc_req); + if (ret) { + lbs_deb_assoc("ASSOC(:%d) channel: ret = %d\n", + __LINE__, ret); goto out; } } @@ -436,7 +550,7 @@ lbs_pr_debug(1, "ASSOC(:%d) mode: ret = %d\n", __LINE__, ret); || test_bit(ASSOC_FLAG_WEP_TX_KEYIDX, &assoc_req->flags)) { ret = assoc_helper_wep_keys(priv, assoc_req); if (ret) { -lbs_pr_debug(1, "ASSOC(:%d) wep_keys: ret = %d\n", __LINE__, ret); +lbs_deb_assoc("ASSOC(:%d) wep_keys: ret = %d\n", __LINE__, ret); goto out; } } @@ -444,7 +558,7 @@ lbs_pr_debug(1, "ASSOC(:%d) wep_keys: ret = %d\n", __LINE__, ret); if (test_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags)) { ret = assoc_helper_secinfo(priv, assoc_req); if (ret) { -lbs_pr_debug(1, "ASSOC(:%d) secinfo: ret = %d\n", __LINE__, ret); +lbs_deb_assoc("ASSOC(:%d) secinfo: ret = %d\n", __LINE__, ret); goto out; } } @@ -452,7 +566,7 @@ lbs_pr_debug(1, "ASSOC(:%d) secinfo: ret = %d\n", __LINE__, ret); if (test_bit(ASSOC_FLAG_WPA_IE, &assoc_req->flags)) { ret = assoc_helper_wpa_ie(priv, assoc_req); if (ret) { -lbs_pr_debug(1, "ASSOC(:%d) wpa_ie: ret = %d\n", __LINE__, ret); +lbs_deb_assoc("ASSOC(:%d) wpa_ie: ret = %d\n", __LINE__, ret); goto out; } } @@ -461,7 +575,7 @@ lbs_pr_debug(1, "ASSOC(:%d) wpa_ie: ret = %d\n", __LINE__, ret); || test_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags)) { ret = assoc_helper_wpa_keys(priv, assoc_req); if (ret) { -lbs_pr_debug(1, "ASSOC(:%d) wpa_keys: ret = %d\n", __LINE__, ret); +lbs_deb_assoc("ASSOC(:%d) wpa_keys: ret = %d\n", __LINE__, ret); goto out; } } @@ -475,21 +589,23 @@ lbs_pr_debug(1, "ASSOC(:%d) wpa_keys: ret = %d\n", __LINE__, ret); ret = assoc_helper_associate(priv, assoc_req); if (ret) { - lbs_pr_debug(1, "ASSOC: association attempt unsuccessful: %d\n", + lbs_deb_assoc("ASSOC: association attempt unsuccessful: %d\n", ret); success = 0; } if (adapter->connect_status != libertas_connected) { - lbs_pr_debug(1, "ASSOC: assoication attempt unsuccessful, " + lbs_deb_assoc("ASSOC: assoication attempt unsuccessful, " "not connected.\n"); success = 0; } if (success) { - lbs_pr_debug(1, "ASSOC: association attempt successful. " + lbs_deb_assoc("ASSOC: association attempt successful. " "Associated to '%s' (" MAC_FMT ")\n", - assoc_req->ssid.ssid, MAC_ARG(assoc_req->bssid)); + escape_essid(adapter->curbssparams.ssid, + adapter->curbssparams.ssid_len), + MAC_ARG(adapter->curbssparams.bssid)); libertas_prepare_and_send_command(priv, cmd_802_11_rssi, 0, cmd_option_waitforrsp, 0, NULL); @@ -498,18 +614,23 @@ lbs_pr_debug(1, "ASSOC(:%d) wpa_keys: ret = %d\n", __LINE__, ret); cmd_802_11_get_log, 0, cmd_option_waitforrsp, 0, NULL); } else { - ret = -1; } } out: if (ret) { - lbs_pr_debug(1, "ASSOC: reconfiguration attempt unsuccessful: %d\n", + lbs_deb_assoc("ASSOC: reconfiguration attempt unsuccessful: %d\n", ret); } + + mutex_lock(&adapter->lock); + adapter->in_progress_assoc_req = NULL; + mutex_unlock(&adapter->lock); kfree(assoc_req); - LEAVE(); + +done: + lbs_deb_leave(LBS_DEB_ASSOC); } @@ -520,9 +641,10 @@ struct assoc_request * wlan_get_association_request(wlan_adapter *adapter) { struct assoc_request * assoc_req; - if (!adapter->assoc_req) { - adapter->assoc_req = kzalloc(sizeof(struct assoc_request), GFP_KERNEL); - if (!adapter->assoc_req) { + if (!adapter->pending_assoc_req) { + adapter->pending_assoc_req = kzalloc(sizeof(struct assoc_request), + GFP_KERNEL); + if (!adapter->pending_assoc_req) { lbs_pr_info("Not enough memory to allocate association" " request!\n"); return NULL; @@ -532,15 +654,19 @@ struct assoc_request * wlan_get_association_request(wlan_adapter *adapter) /* Copy current configuration attributes to the association request, * but don't overwrite any that are already set. */ - assoc_req = adapter->assoc_req; + assoc_req = adapter->pending_assoc_req; if (!test_bit(ASSOC_FLAG_SSID, &assoc_req->flags)) { - memcpy(&assoc_req->ssid, adapter->curbssparams.ssid.ssid, - adapter->curbssparams.ssid.ssidlength); + memcpy(&assoc_req->ssid, &adapter->curbssparams.ssid, + IW_ESSID_MAX_SIZE); + assoc_req->ssid_len = adapter->curbssparams.ssid_len; } if (!test_bit(ASSOC_FLAG_CHANNEL, &assoc_req->flags)) assoc_req->channel = adapter->curbssparams.channel; + if (!test_bit(ASSOC_FLAG_BAND, &assoc_req->flags)) + assoc_req->band = adapter->curbssparams.band; + if (!test_bit(ASSOC_FLAG_MODE, &assoc_req->flags)) assoc_req->mode = adapter->mode; @@ -581,7 +707,7 @@ struct assoc_request * wlan_get_association_request(wlan_adapter *adapter) assoc_req->wpa_ie_len = adapter->wpa_ie_len; } + print_assoc_req(__func__, assoc_req); + return assoc_req; } - - diff --git a/drivers/net/wireless/libertas/assoc.h b/drivers/net/wireless/libertas/assoc.h index 2ffd82d99b3..5e9c31f0932 100644 --- a/drivers/net/wireless/libertas/assoc.h +++ b/drivers/net/wireless/libertas/assoc.h @@ -5,10 +5,12 @@ #include "dev.h" -void wlan_association_worker(struct work_struct *work); +void libertas_association_worker(struct work_struct *work); struct assoc_request * wlan_get_association_request(wlan_adapter *adapter); +void libertas_sync_channel(struct work_struct *work); + #define ASSOC_DELAY (HZ / 2) static inline void wlan_postpone_association_work(wlan_private *priv) { @@ -21,9 +23,9 @@ static inline void wlan_postpone_association_work(wlan_private *priv) static inline void wlan_cancel_association_work(wlan_private *priv) { cancel_delayed_work(&priv->assoc_work); - if (priv->adapter->assoc_req) { - kfree(priv->adapter->assoc_req); - priv->adapter->assoc_req = NULL; + if (priv->adapter->pending_assoc_req) { + kfree(priv->adapter->pending_assoc_req); + priv->adapter->pending_assoc_req = NULL; } } diff --git a/drivers/net/wireless/libertas/cmd.c b/drivers/net/wireless/libertas/cmd.c index de9cb46a70f..124e029f1bf 100644 --- a/drivers/net/wireless/libertas/cmd.c +++ b/drivers/net/wireless/libertas/cmd.c @@ -6,7 +6,6 @@ #include <net/iw_handler.h> #include "host.h" #include "hostcmd.h" -#include "sbi.h" #include "decl.h" #include "defs.h" #include "dev.h" @@ -26,13 +25,11 @@ static u16 commands_allowed_in_ps[] = { * @param command the command ID * @return TRUE or FALSE */ -static u8 is_command_allowed_in_ps(u16 command) +static u8 is_command_allowed_in_ps(__le16 command) { - int count = sizeof(commands_allowed_in_ps) - / sizeof(commands_allowed_in_ps[0]); int i; - for (i = 0; i < count; i++) { + for (i = 0; i < ARRAY_SIZE(commands_allowed_in_ps); i++) { if (command == cpu_to_le16(commands_allowed_in_ps[i])) return 1; } @@ -44,14 +41,13 @@ static int wlan_cmd_hw_spec(wlan_private * priv, struct cmd_ds_command *cmd) { struct cmd_ds_get_hw_spec *hwspec = &cmd->params.hwspec; - ENTER(); + lbs_deb_enter(LBS_DEB_CMD); cmd->command = cpu_to_le16(cmd_get_hw_spec); - cmd->size = - cpu_to_le16(sizeof(struct cmd_ds_get_hw_spec) + S_DS_GEN); + cmd->size = cpu_to_le16(sizeof(struct cmd_ds_get_hw_spec) + S_DS_GEN); memcpy(hwspec->permanentaddr, priv->adapter->current_addr, ETH_ALEN); - LEAVE(); + lbs_deb_leave(LBS_DEB_CMD); return 0; } @@ -60,21 +56,19 @@ static int wlan_cmd_802_11_ps_mode(wlan_private * priv, u16 cmd_action) { struct cmd_ds_802_11_ps_mode *psm = &cmd->params.psmode; - u16 action = cmd_action; wlan_adapter *adapter = priv->adapter; - ENTER(); + lbs_deb_enter(LBS_DEB_CMD); cmd->command = cpu_to_le16(cmd_802_11_ps_mode); - cmd->size = - cpu_to_le16(sizeof(struct cmd_ds_802_11_ps_mode) + - S_DS_GEN); + cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_ps_mode) + + S_DS_GEN); psm->action = cpu_to_le16(cmd_action); psm->multipledtim = 0; - switch (action) { + switch (cmd_action) { case cmd_subcmd_enter_ps: - lbs_pr_debug(1, "PS command:" "SubCode- Enter PS\n"); - lbs_pr_debug(1, "locallisteninterval = %d\n", + lbs_deb_cmd("PS command:" "SubCode- Enter PS\n"); + lbs_deb_cmd("locallisteninterval = %d\n", adapter->locallisteninterval); psm->locallisteninterval = @@ -86,18 +80,18 @@ static int wlan_cmd_802_11_ps_mode(wlan_private * priv, break; case cmd_subcmd_exit_ps: - lbs_pr_debug(1, "PS command:" "SubCode- Exit PS\n"); + lbs_deb_cmd("PS command:" "SubCode- Exit PS\n"); break; case cmd_subcmd_sleep_confirmed: - lbs_pr_debug(1, "PS command: SubCode- sleep confirm\n"); + lbs_deb_cmd("PS command: SubCode- sleep confirm\n"); break; default: break; } - LEAVE(); + lbs_deb_leave(LBS_DEB_CMD); return 0; } @@ -115,8 +109,7 @@ static int wlan_cmd_802_11_inactivity_timeout(wlan_private * priv, cmd->params.inactivity_timeout.action = cpu_to_le16(cmd_action); if (cmd_action) - cmd->params.inactivity_timeout.timeout = - cpu_to_le16(*timeout); + cmd->params.inactivity_timeout.timeout = cpu_to_le16(*timeout); else cmd->params.inactivity_timeout.timeout = 0; @@ -130,11 +123,10 @@ static int wlan_cmd_802_11_sleep_params(wlan_private * priv, wlan_adapter *adapter = priv->adapter; struct cmd_ds_802_11_sleep_params *sp = &cmd->params.sleep_params; - ENTER(); + lbs_deb_enter(LBS_DEB_CMD); - cmd->size = - cpu_to_le16((sizeof(struct cmd_ds_802_11_sleep_params)) + - S_DS_GEN); + cmd->size = cpu_to_le16((sizeof(struct cmd_ds_802_11_sleep_params)) + + S_DS_GEN); cmd->command = cpu_to_le16(cmd_802_11_sleep_params); if (cmd_action == cmd_act_get) { @@ -151,7 +143,7 @@ static int wlan_cmd_802_11_sleep_params(wlan_private * priv, sp->reserved = cpu_to_le16(adapter->sp.sp_reserved); } - LEAVE(); + lbs_deb_leave(LBS_DEB_CMD); return 0; } @@ -165,17 +157,16 @@ static int wlan_cmd_802_11_set_wep(wlan_private * priv, int ret = 0; struct assoc_request * assoc_req = pdata_buf; - ENTER(); + lbs_deb_enter(LBS_DEB_CMD); cmd->command = cpu_to_le16(cmd_802_11_set_wep); - cmd->size = cpu_to_le16((sizeof(struct cmd_ds_802_11_set_wep)) - + S_DS_GEN); + cmd->size = cpu_to_le16(sizeof(*wep) + S_DS_GEN); if (cmd_act == cmd_act_add) { int i; if (!assoc_req) { - lbs_pr_debug(1, "Invalid association request!"); + lbs_deb_cmd("Invalid association request!"); ret = -1; goto done; } @@ -183,11 +174,10 @@ static int wlan_cmd_802_11_set_wep(wlan_private * priv, wep->action = cpu_to_le16(cmd_act_add); /* default tx key index */ - wep->keyindex = cpu_to_le16((u16) - (assoc_req->wep_tx_keyidx & - (u32)cmd_WEP_KEY_INDEX_MASK)); + wep->keyindex = cpu_to_le16((u16)(assoc_req->wep_tx_keyidx & + (u32)cmd_WEP_KEY_INDEX_MASK)); - lbs_pr_debug(1, "Tx key Index: %u\n", wep->keyindex); + lbs_deb_cmd("Tx key Index: %u\n", le16_to_cpu(wep->keyindex)); /* Copy key types and material to host command structure */ for (i = 0; i < 4; i++) { @@ -195,19 +185,21 @@ static int wlan_cmd_802_11_set_wep(wlan_private * priv, switch (pkey->len) { case KEY_LEN_WEP_40: - wep->keytype[i] = cmd_type_wep_40_bit; + wep->keytype[i] = + cpu_to_le16(cmd_type_wep_40_bit); memmove(&wep->keymaterial[i], pkey->key, pkey->len); break; case KEY_LEN_WEP_104: - wep->keytype[i] = cmd_type_wep_104_bit; + wep->keytype[i] = + cpu_to_le16(cmd_type_wep_104_bit); memmove(&wep->keymaterial[i], pkey->key, pkey->len); break; case 0: break; default: - lbs_pr_debug(1, "Invalid WEP key %d length of %d\n", + lbs_deb_cmd("Invalid WEP key %d length of %d\n", i, pkey->len); ret = -1; goto done; @@ -219,36 +211,37 @@ static int wlan_cmd_802_11_set_wep(wlan_private * priv, wep->action = cpu_to_le16(cmd_act_remove); /* default tx key index */ - wep->keyindex = cpu_to_le16((u16) - (adapter->wep_tx_keyidx & - (u32)cmd_WEP_KEY_INDEX_MASK)); + wep->keyindex = cpu_to_le16((u16)(adapter->wep_tx_keyidx & + (u32)cmd_WEP_KEY_INDEX_MASK)); } ret = 0; done: - LEAVE(); + lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret); return ret; } static int wlan_cmd_802_11_enable_rsn(wlan_private * priv, struct cmd_ds_command *cmd, - u16 cmd_action) + u16 cmd_action, + void * pdata_buf) { struct cmd_ds_802_11_enable_rsn *penableRSN = &cmd->params.enbrsn; - wlan_adapter *adapter = priv->adapter; + struct assoc_request * assoc_req = pdata_buf; + + lbs_deb_enter(LBS_DEB_CMD); cmd->command = cpu_to_le16(cmd_802_11_enable_rsn); - cmd->size = - cpu_to_le16(sizeof(struct cmd_ds_802_11_enable_rsn) + - S_DS_GEN); + cmd->size = cpu_to_le16(sizeof(*penableRSN) + S_DS_GEN); penableRSN->action = cpu_to_le16(cmd_action); - if (adapter->secinfo.WPAenabled || adapter->secinfo.WPA2enabled) { + if (assoc_req->secinfo.WPAenabled || assoc_req->secinfo.WPA2enabled) { penableRSN->enable = cpu_to_le16(cmd_enable_rsn); } else { penableRSN->enable = cpu_to_le16(cmd_disable_rsn); } + lbs_deb_leave(LBS_DEB_CMD); return 0; } @@ -259,14 +252,12 @@ static void set_one_wpa_key(struct MrvlIEtype_keyParamSet * pkeyparamset, pkeyparamset->keytypeid = cpu_to_le16(pkey->type); if (pkey->flags & KEY_INFO_WPA_ENABLED) { - pkeyparamset->keyinfo = cpu_to_le16(KEY_INFO_WPA_ENABLED); - } else { - pkeyparamset->keyinfo = cpu_to_le16(!KEY_INFO_WPA_ENABLED); + pkeyparamset->keyinfo |= cpu_to_le16(KEY_INFO_WPA_ENABLED); } - if (pkey->flags & KEY_INFO_WPA_UNICAST) { pkeyparamset->keyinfo |= cpu_to_le16(KEY_INFO_WPA_UNICAST); - } else if (pkey->flags & KEY_INFO_WPA_MCAST) { + } + if (pkey->flags & KEY_INFO_WPA_MCAST) { pkeyparamset->keyinfo |= cpu_to_le16(KEY_INFO_WPA_MCAST); } @@ -284,46 +275,45 @@ static int wlan_cmd_802_11_key_material(wlan_private * priv, u16 cmd_action, u32 cmd_oid, void *pdata_buf) { - wlan_adapter *adapter = priv->adapter; struct cmd_ds_802_11_key_material *pkeymaterial = &cmd->params.keymaterial; + struct assoc_request * assoc_req = pdata_buf; int ret = 0; int index = 0; - ENTER(); + lbs_deb_enter(LBS_DEB_CMD); cmd->command = cpu_to_le16(cmd_802_11_key_material); pkeymaterial->action = cpu_to_le16(cmd_action); if (cmd_action == cmd_act_get) { - cmd->size = cpu_to_le16( S_DS_GEN - + sizeof (pkeymaterial->action)); + cmd->size = cpu_to_le16(S_DS_GEN + sizeof (pkeymaterial->action)); ret = 0; goto done; } memset(&pkeymaterial->keyParamSet, 0, sizeof(pkeymaterial->keyParamSet)); - if (adapter->wpa_unicast_key.len) { + if (test_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags)) { set_one_wpa_key(&pkeymaterial->keyParamSet[index], - &adapter->wpa_unicast_key); + &assoc_req->wpa_unicast_key); index++; } - if (adapter->wpa_mcast_key.len) { + if (test_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc_req->flags)) { set_one_wpa_key(&pkeymaterial->keyParamSet[index], - &adapter->wpa_mcast_key); + &assoc_req->wpa_mcast_key); index++; } cmd->size = cpu_to_le16( S_DS_GEN - + sizeof (pkeymaterial->action) - + index * sizeof(struct MrvlIEtype_keyParamSet)); + + sizeof (pkeymaterial->action) + + (index * sizeof(struct MrvlIEtype_keyParamSet))); ret = 0; done: - LEAVE(); + lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret); return ret; } @@ -354,8 +344,7 @@ static int wlan_cmd_802_11_get_stat(wlan_private * priv, { cmd->command = cpu_to_le16(cmd_802_11_get_stat); cmd->size = - cpu_to_le16(sizeof(struct cmd_ds_802_11_get_stat) + - S_DS_GEN); + cpu_to_le16(sizeof(struct cmd_ds_802_11_get_stat) + S_DS_GEN); return 0; } @@ -369,14 +358,12 @@ static int wlan_cmd_802_11_snmp_mib(wlan_private * priv, wlan_adapter *adapter = priv->adapter; u8 ucTemp; - ENTER(); + lbs_deb_enter(LBS_DEB_CMD); - lbs_pr_debug(1, "SNMP_CMD: cmd_oid = 0x%x\n", cmd_oid); + lbs_deb_cmd("SNMP_CMD: cmd_oid = 0x%x\n", cmd_oid); cmd->command = cpu_to_le16(cmd_802_11_snmp_mib); - cmd->size = - cpu_to_le16(sizeof(struct cmd_ds_802_11_snmp_mib) + - S_DS_GEN); + cmd->size = cpu_to_le16(sizeof(*pSNMPMIB) + S_DS_GEN); switch (cmd_oid) { case OID_802_11_INFRASTRUCTURE_MODE: @@ -407,7 +394,7 @@ static int wlan_cmd_802_11_snmp_mib(wlan_private * priv, pSNMPMIB->querytype = cmd_act_set; pSNMPMIB->bufsize = sizeof(u16); ulTemp = *(u32 *)pdata_buf; - *((unsigned short *)(pSNMPMIB->value)) = + *((__le16 *)(pSNMPMIB->value)) = cpu_to_le16((u16) ulTemp); } break; @@ -420,15 +407,12 @@ static int wlan_cmd_802_11_snmp_mib(wlan_private * priv, pSNMPMIB->oid = cpu_to_le16((u16) fragthresh_i); if (cmd_action == cmd_act_get) { - pSNMPMIB->querytype = - cpu_to_le16(cmd_act_get); + pSNMPMIB->querytype = cpu_to_le16(cmd_act_get); } else if (cmd_action == cmd_act_set) { - pSNMPMIB->querytype = - cpu_to_le16(cmd_act_set); - pSNMPMIB->bufsize = - cpu_to_le16(sizeof(u16)); + pSNMPMIB->querytype = cpu_to_le16(cmd_act_set); + pSNMPMIB->bufsize = cpu_to_le16(sizeof(u16)); ulTemp = *((u32 *) pdata_buf); - *((unsigned short *)(pSNMPMIB->value)) = + *((__le16 *)(pSNMPMIB->value)) = cpu_to_le16((u16) ulTemp); } @@ -443,16 +427,12 @@ static int wlan_cmd_802_11_snmp_mib(wlan_private * priv, pSNMPMIB->oid = le16_to_cpu((u16) rtsthresh_i); if (cmd_action == cmd_act_get) { - pSNMPMIB->querytype = - cpu_to_le16(cmd_act_get); + pSNMPMIB->querytype = cpu_to_le16(cmd_act_get); } else if (cmd_action == cmd_act_set) { - pSNMPMIB->querytype = - cpu_to_le16(cmd_act_set); - pSNMPMIB->bufsize = - cpu_to_le16(sizeof(u16)); - ulTemp = *((u32 *) - pdata_buf); - *(unsigned short *)(pSNMPMIB->value) = + pSNMPMIB->querytype = cpu_to_le16(cmd_act_set); + pSNMPMIB->bufsize = cpu_to_le16(sizeof(u16)); + ulTemp = *((u32 *)pdata_buf); + *(__le16 *)(pSNMPMIB->value) = cpu_to_le16((u16) ulTemp); } @@ -462,13 +442,11 @@ static int wlan_cmd_802_11_snmp_mib(wlan_private * priv, pSNMPMIB->oid = cpu_to_le16((u16) short_retrylim_i); if (cmd_action == cmd_act_get) { - pSNMPMIB->querytype = - cpu_to_le16(cmd_act_get); + pSNMPMIB->querytype = cpu_to_le16(cmd_act_get); } else if (cmd_action == cmd_act_set) { - pSNMPMIB->querytype = - cpu_to_le16(cmd_act_set); + pSNMPMIB->querytype = cpu_to_le16(cmd_act_set); pSNMPMIB->bufsize = cpu_to_le16(sizeof(u16)); - *((unsigned short *)(pSNMPMIB->value)) = + *((__le16 *)(pSNMPMIB->value)) = cpu_to_le16((u16) adapter->txretrycount); } @@ -477,16 +455,18 @@ static int wlan_cmd_802_11_snmp_mib(wlan_private * priv, break; } - lbs_pr_debug(1, + lbs_deb_cmd( "SNMP_CMD: command=0x%x, size=0x%x, seqnum=0x%x, result=0x%x\n", - cmd->command, cmd->size, cmd->seqnum, cmd->result); + le16_to_cpu(cmd->command), le16_to_cpu(cmd->size), + le16_to_cpu(cmd->seqnum), le16_to_cpu(cmd->result)); - lbs_pr_debug(1, + lbs_deb_cmd( "SNMP_CMD: action=0x%x, oid=0x%x, oidsize=0x%x, value=0x%x\n", - pSNMPMIB->querytype, pSNMPMIB->oid, pSNMPMIB->bufsize, - *(u16 *) pSNMPMIB->value); + le16_to_cpu(pSNMPMIB->querytype), le16_to_cpu(pSNMPMIB->oid), + le16_to_cpu(pSNMPMIB->bufsize), + le16_to_cpu(*(__le16 *) pSNMPMIB->value)); - LEAVE(); + lbs_deb_leave(LBS_DEB_CMD); return 0; } @@ -495,10 +475,9 @@ static int wlan_cmd_802_11_radio_control(wlan_private * priv, int cmd_action) { wlan_adapter *adapter = priv->adapter; - struct cmd_ds_802_11_radio_control *pradiocontrol = - &cmd->params.radio; + struct cmd_ds_802_11_radio_control *pradiocontrol = &cmd->params.radio; - ENTER(); + lbs_deb_enter(LBS_DEB_CMD); cmd->size = cpu_to_le16((sizeof(struct cmd_ds_802_11_radio_control)) + @@ -527,7 +506,7 @@ static int wlan_cmd_802_11_radio_control(wlan_private * priv, else pradiocontrol->control &= cpu_to_le16(~TURN_ON_RF); - LEAVE(); + lbs_deb_leave(LBS_DEB_CMD); return 0; } @@ -538,16 +517,16 @@ static int wlan_cmd_802_11_rf_tx_power(wlan_private * priv, struct cmd_ds_802_11_rf_tx_power *prtp = &cmd->params.txp; - ENTER(); + lbs_deb_enter(LBS_DEB_CMD); cmd->size = - cpu_to_le16((sizeof(struct cmd_ds_802_11_rf_tx_power)) + - S_DS_GEN); + cpu_to_le16((sizeof(struct cmd_ds_802_11_rf_tx_power)) + S_DS_GEN); cmd->command = cpu_to_le16(cmd_802_11_rf_tx_power); - prtp->action = cmd_action; + prtp->action = cpu_to_le16(cmd_action); - lbs_pr_debug(1, "RF_TX_POWER_CMD: size:%d cmd:0x%x Act:%d\n", cmd->size, - cmd->command, prtp->action); + lbs_deb_cmd("RF_TX_POWER_CMD: size:%d cmd:0x%x Act:%d\n", + le16_to_cpu(cmd->size), le16_to_cpu(cmd->command), + le16_to_cpu(prtp->action)); switch (cmd_action) { case cmd_act_tx_power_opt_get: @@ -557,14 +536,12 @@ static int wlan_cmd_802_11_rf_tx_power(wlan_private * priv, case cmd_act_tx_power_opt_set_high: prtp->action = cpu_to_le16(cmd_act_set); - prtp->currentlevel = - cpu_to_le16(cmd_act_tx_power_index_high); + prtp->currentlevel = cpu_to_le16(cmd_act_tx_power_index_high); break; case cmd_act_tx_power_opt_set_mid: prtp->action = cpu_to_le16(cmd_act_set); - prtp->currentlevel = - cpu_to_le16(cmd_act_tx_power_index_mid); + prtp->currentlevel = cpu_to_le16(cmd_act_tx_power_index_mid); break; case cmd_act_tx_power_opt_set_low: @@ -572,7 +549,8 @@ static int wlan_cmd_802_11_rf_tx_power(wlan_private * priv, prtp->currentlevel = cpu_to_le16(*((u16 *) pdata_buf)); break; } - LEAVE(); + + lbs_deb_leave(LBS_DEB_CMD); return 0; } @@ -583,15 +561,12 @@ static int wlan_cmd_802_11_rf_antenna(wlan_private * priv, struct cmd_ds_802_11_rf_antenna *rant = &cmd->params.rant; cmd->command = cpu_to_le16(cmd_802_11_rf_antenna); - cmd->size = - cpu_to_le16(sizeof(struct cmd_ds_802_11_rf_antenna) + - S_DS_GEN); + cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_rf_antenna) + + S_DS_GEN); rant->action = cpu_to_le16(cmd_action); - if ((cmd_action == cmd_act_set_rx) || - (cmd_action == cmd_act_set_tx)) { - rant->antennamode = - cpu_to_le16((u16) (*(u32 *) pdata_buf)); + if ((cmd_action == cmd_act_set_rx) || (cmd_action == cmd_act_set_tx)) { + rant->antennamode = cpu_to_le16((u16) (*(u32 *) pdata_buf)); } return 0; @@ -610,13 +585,13 @@ static int wlan_cmd_802_11_rate_adapt_rateset(wlan_private * priv, + S_DS_GEN); cmd->command = cpu_to_le16(cmd_802_11_rate_adapt_rateset); - ENTER(); + lbs_deb_enter(LBS_DEB_CMD); - rateadapt->action = cmd_action; - rateadapt->enablehwauto = adapter->enablehwauto; - rateadapt->bitmap = adapter->ratebitmap; + rateadapt->action = cpu_to_le16(cmd_action); + rateadapt->enablehwauto = cpu_to_le16(adapter->enablehwauto); + rateadapt->bitmap = cpu_to_le16(adapter->ratebitmap); - LEAVE(); + lbs_deb_leave(LBS_DEB_CMD); return 0; } @@ -626,12 +601,10 @@ static int wlan_cmd_802_11_data_rate(wlan_private * priv, { struct cmd_ds_802_11_data_rate *pdatarate = &cmd->params.drate; wlan_adapter *adapter = priv->adapter; - u16 action = cmd_action; - ENTER(); + lbs_deb_enter(LBS_DEB_CMD); - cmd->size = - cpu_to_le16(sizeof(struct cmd_ds_802_11_data_rate) + + cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_data_rate) + S_DS_GEN); cmd->command = cpu_to_le16(cmd_802_11_data_rate); @@ -640,15 +613,15 @@ static int wlan_cmd_802_11_data_rate(wlan_private * priv, pdatarate->action = cpu_to_le16(cmd_action); - if (action == cmd_act_set_tx_fix_rate) { + if (cmd_action == cmd_act_set_tx_fix_rate) { pdatarate->datarate[0] = libertas_data_rate_to_index(adapter->datarate); - lbs_pr_debug(1, "Setting FW for fixed rate 0x%02X\n", + lbs_deb_cmd("Setting FW for fixed rate 0x%02X\n", adapter->datarate); - } else if (action == cmd_act_set_tx_auto) { - lbs_pr_debug(1, "Setting FW for AUTO rate\n"); + } else if (cmd_action == cmd_act_set_tx_auto) { + lbs_deb_cmd("Setting FW for AUTO rate\n"); } - LEAVE(); + lbs_deb_leave(LBS_DEB_CMD); return 0; } @@ -659,8 +632,7 @@ static int wlan_cmd_mac_multicast_adr(wlan_private * priv, struct cmd_ds_mac_multicast_adr *pMCastAdr = &cmd->params.madr; wlan_adapter *adapter = priv->adapter; - cmd->size = - cpu_to_le16(sizeof(struct cmd_ds_mac_multicast_adr) + + cmd->size = cpu_to_le16(sizeof(struct cmd_ds_mac_multicast_adr) + S_DS_GEN); cmd->command = cpu_to_le16(cmd_mac_multicast_adr); @@ -680,8 +652,8 @@ static int wlan_cmd_802_11_rf_channel(wlan_private * priv, struct cmd_ds_802_11_rf_channel *rfchan = &cmd->params.rfchannel; cmd->command = cpu_to_le16(cmd_802_11_rf_channel); - cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_rf_channel) - + S_DS_GEN); + cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_rf_channel) + + S_DS_GEN); if (option == cmd_opt_802_11_rf_channel_set) { rfchan->currentchannel = cpu_to_le16(*((u16 *) pdata_buf)); @@ -698,9 +670,8 @@ static int wlan_cmd_802_11_rssi(wlan_private * priv, wlan_adapter *adapter = priv->adapter; cmd->command = cpu_to_le16(cmd_802_11_rssi); - cmd->size = - cpu_to_le16(sizeof(struct cmd_ds_802_11_rssi) + S_DS_GEN); - cmd->params.rssi.N = priv->adapter->bcn_avg_factor; + cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_rssi) + S_DS_GEN); + cmd->params.rssi.N = cpu_to_le16(priv->adapter->bcn_avg_factor); /* reset Beacon SNR/NF/RSSI values */ adapter->SNR[TYPE_BEACON][TYPE_NOAVG] = 0; @@ -719,7 +690,7 @@ static int wlan_cmd_reg_access(wlan_private * priv, { struct wlan_offset_value *offval; - ENTER(); + lbs_deb_enter(LBS_DEB_CMD); offval = (struct wlan_offset_value *)pdata_buf; @@ -729,9 +700,8 @@ static int wlan_cmd_reg_access(wlan_private * priv, struct cmd_ds_mac_reg_access *macreg; cmdptr->size = - cpu_to_le16(sizeof - (struct cmd_ds_mac_reg_access) - + S_DS_GEN); + cpu_to_le16(sizeof (struct cmd_ds_mac_reg_access) + + S_DS_GEN); macreg = (struct cmd_ds_mac_reg_access *)&cmdptr->params. macreg; @@ -785,7 +755,7 @@ static int wlan_cmd_reg_access(wlan_private * priv, break; } - LEAVE(); + lbs_deb_leave(LBS_DEB_CMD); return 0; } @@ -796,8 +766,7 @@ static int wlan_cmd_802_11_mac_address(wlan_private * priv, wlan_adapter *adapter = priv->adapter; cmd->command = cpu_to_le16(cmd_802_11_mac_address); - cmd->size = - cpu_to_le16(sizeof(struct cmd_ds_802_11_mac_address) + + cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_mac_address) + S_DS_GEN); cmd->result = 0; @@ -818,12 +787,11 @@ static int wlan_cmd_802_11_eeprom_access(wlan_private * priv, { struct wlan_ioctl_regrdwr *ea = pdata_buf; - ENTER(); + lbs_deb_enter(LBS_DEB_CMD); cmd->command = cpu_to_le16(cmd_802_11_eeprom_access); - cmd->size = - cpu_to_le16(sizeof(struct cmd_ds_802_11_eeprom_access) + - S_DS_GEN); + cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_eeprom_access) + + S_DS_GEN); cmd->result = 0; cmd->params.rdeeprom.action = cpu_to_le16(ea->action); @@ -839,11 +807,10 @@ static int wlan_cmd_bt_access(wlan_private * priv, u16 cmd_action, void *pdata_buf) { struct cmd_ds_bt_access *bt_access = &cmd->params.bt; - lbs_pr_debug(1, "BT CMD(%d)\n", cmd_action); + lbs_deb_cmd("BT CMD(%d)\n", cmd_action); cmd->command = cpu_to_le16(cmd_bt_access); - cmd->size = cpu_to_le16(sizeof(struct cmd_ds_bt_access) - + S_DS_GEN); + cmd->size = cpu_to_le16(sizeof(struct cmd_ds_bt_access) + S_DS_GEN); cmd->result = 0; bt_access->action = cpu_to_le16(cmd_action); @@ -861,6 +828,11 @@ static int wlan_cmd_bt_access(wlan_private * priv, break; case cmd_act_bt_access_reset: break; + case cmd_act_bt_access_set_invert: + bt_access->id = cpu_to_le32(*(u32 *) pdata_buf); + break; + case cmd_act_bt_access_get_invert: + break; default: break; } @@ -872,11 +844,10 @@ static int wlan_cmd_fwt_access(wlan_private * priv, u16 cmd_action, void *pdata_buf) { struct cmd_ds_fwt_access *fwt_access = &cmd->params.fwt; - lbs_pr_debug(1, "FWT CMD(%d)\n", cmd_action); + lbs_deb_cmd("FWT CMD(%d)\n", cmd_action); cmd->command = cpu_to_le16(cmd_fwt_access); - cmd->size = cpu_to_le16(sizeof(struct cmd_ds_fwt_access) - + S_DS_GEN); + cmd->size = cpu_to_le16(sizeof(struct cmd_ds_fwt_access) + S_DS_GEN); cmd->result = 0; if (pdata_buf) @@ -894,11 +865,10 @@ static int wlan_cmd_mesh_access(wlan_private * priv, u16 cmd_action, void *pdata_buf) { struct cmd_ds_mesh_access *mesh_access = &cmd->params.mesh; - lbs_pr_debug(1, "FWT CMD(%d)\n", cmd_action); + lbs_deb_cmd("FWT CMD(%d)\n", cmd_action); cmd->command = cpu_to_le16(cmd_mesh_access); - cmd->size = cpu_to_le16(sizeof(struct cmd_ds_mesh_access) - + S_DS_GEN); + cmd->size = cpu_to_le16(sizeof(struct cmd_ds_mesh_access) + S_DS_GEN); cmd->result = 0; if (pdata_buf) @@ -916,23 +886,23 @@ void libertas_queue_cmd(wlan_adapter * adapter, struct cmd_ctrl_node *cmdnode, u unsigned long flags; struct cmd_ds_command *cmdptr; - ENTER(); + lbs_deb_enter(LBS_DEB_CMD); if (!cmdnode) { - lbs_pr_debug(1, "QUEUE_CMD: cmdnode is NULL\n"); + lbs_deb_cmd("QUEUE_CMD: cmdnode is NULL\n"); goto done; } cmdptr = (struct cmd_ds_command *)cmdnode->bufvirtualaddr; if (!cmdptr) { - lbs_pr_debug(1, "QUEUE_CMD: cmdptr is NULL\n"); + lbs_deb_cmd("QUEUE_CMD: cmdptr is NULL\n"); goto done; } /* Exit_PS command needs to be queued in the header always. */ if (cmdptr->command == cmd_802_11_ps_mode) { struct cmd_ds_802_11_ps_mode *psm = &cmdptr->params.psmode; - if (psm->action == cmd_subcmd_exit_ps) { + if (psm->action == cpu_to_le16(cmd_subcmd_exit_ps)) { if (adapter->psstate != PS_STATE_FULL_POWER) addtail = 0; } @@ -948,13 +918,12 @@ void libertas_queue_cmd(wlan_adapter * adapter, struct cmd_ctrl_node *cmdnode, u spin_unlock_irqrestore(&adapter->driver_lock, flags); - lbs_pr_debug(1, "QUEUE_CMD: Inserted node=%p, cmd=0x%x in cmdpendingq\n", + lbs_deb_cmd("QUEUE_CMD: Inserted node=%p, cmd=0x%x in cmdpendingq\n", cmdnode, - ((struct cmd_ds_gen*)cmdnode->bufvirtualaddr)->command); + le16_to_cpu(((struct cmd_ds_gen*)cmdnode->bufvirtualaddr)->command)); done: - LEAVE(); - return; + lbs_deb_leave(LBS_DEB_CMD); } /* @@ -974,10 +943,10 @@ static int DownloadcommandToStation(wlan_private * priv, u16 cmdsize; u16 command; - ENTER(); + lbs_deb_enter(LBS_DEB_CMD); if (!adapter || !cmdnode) { - lbs_pr_debug(1, "DNLD_CMD: adapter = %p, cmdnode = %p\n", + lbs_deb_cmd("DNLD_CMD: adapter = %p, cmdnode = %p\n", adapter, cmdnode); if (cmdnode) { spin_lock_irqsave(&adapter->driver_lock, flags); @@ -993,7 +962,7 @@ static int DownloadcommandToStation(wlan_private * priv, spin_lock_irqsave(&adapter->driver_lock, flags); if (!cmdptr || !cmdptr->size) { - lbs_pr_debug(1, "DNLD_CMD: cmdptr is Null or cmd size is Zero, " + lbs_deb_cmd("DNLD_CMD: cmdptr is Null or cmd size is Zero, " "Not sending\n"); __libertas_cleanup_and_insert_cmd(priv, cmdnode); spin_unlock_irqrestore(&adapter->driver_lock, flags); @@ -1004,8 +973,8 @@ static int DownloadcommandToStation(wlan_private * priv, adapter->cur_cmd = cmdnode; adapter->cur_cmd_retcode = 0; spin_unlock_irqrestore(&adapter->driver_lock, flags); - lbs_pr_debug(1, "DNLD_CMD:: Before download, size of cmd = %d\n", - cmdptr->size); + lbs_deb_cmd("DNLD_CMD:: Before download, size of cmd = %d\n", + le16_to_cpu(cmdptr->size)); cmdsize = cmdptr->size; @@ -1014,10 +983,10 @@ static int DownloadcommandToStation(wlan_private * priv, cmdnode->cmdwaitqwoken = 0; cmdsize = cpu_to_le16(cmdsize); - ret = libertas_sbi_host_to_card(priv, MVMS_CMD, (u8 *) cmdptr, cmdsize); + ret = priv->hw_host_to_card(priv, MVMS_CMD, (u8 *) cmdptr, cmdsize); if (ret != 0) { - lbs_pr_debug(1, "DNLD_CMD: Host to Card failed\n"); + lbs_deb_cmd("DNLD_CMD: Host to Card failed\n"); spin_lock_irqsave(&adapter->driver_lock, flags); __libertas_cleanup_and_insert_cmd(priv, adapter->cur_cmd); adapter->cur_cmd = NULL; @@ -1026,12 +995,11 @@ static int DownloadcommandToStation(wlan_private * priv, goto done; } - lbs_pr_debug(1, "DNLD_CMD: Sent command 0x%x @ %lu\n", command, jiffies); + lbs_deb_cmd("DNLD_CMD: Sent command 0x%x @ %lu\n", command, jiffies); lbs_dbg_hex("DNLD_CMD: command", cmdnode->bufvirtualaddr, cmdsize); /* Setup the timer after transmit command */ - if (command == cmd_802_11_scan - || command == cmd_802_11_authenticate + if (command == cmd_802_11_scan || command == cmd_802_11_authenticate || command == cmd_802_11_associate) mod_timer(&adapter->command_timer, jiffies + (10*HZ)); else @@ -1039,8 +1007,8 @@ static int DownloadcommandToStation(wlan_private * priv, ret = 0; - done: - LEAVE(); +done: + lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret); return ret; } @@ -1049,17 +1017,16 @@ static int wlan_cmd_mac_control(wlan_private * priv, { struct cmd_ds_mac_control *mac = &cmd->params.macctrl; - ENTER(); + lbs_deb_enter(LBS_DEB_CMD); cmd->command = cpu_to_le16(cmd_mac_control); - cmd->size = - cpu_to_le16(sizeof(struct cmd_ds_mac_control) + S_DS_GEN); + cmd->size = cpu_to_le16(sizeof(struct cmd_ds_mac_control) + S_DS_GEN); mac->action = cpu_to_le16(priv->adapter->currentpacketfilter); - lbs_pr_debug(1, "wlan_cmd_mac_control(): action=0x%X size=%d\n", - mac->action, cmd->size); + lbs_deb_cmd("wlan_cmd_mac_control(): action=0x%X size=%d\n", + le16_to_cpu(mac->action), le16_to_cpu(cmd->size)); - LEAVE(); + lbs_deb_leave(LBS_DEB_CMD); return 0; } @@ -1093,17 +1060,17 @@ int libertas_set_radio_control(wlan_private * priv) { int ret = 0; - ENTER(); + lbs_deb_enter(LBS_DEB_CMD); ret = libertas_prepare_and_send_command(priv, cmd_802_11_radio_control, cmd_act_set, cmd_option_waitforrsp, 0, NULL); - lbs_pr_debug(1, "RADIO_SET: on or off: 0x%X, preamble = 0x%X\n", + lbs_deb_cmd("RADIO_SET: on or off: 0x%X, preamble = 0x%X\n", priv->adapter->radioon, priv->adapter->preamble); - LEAVE(); + lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret); return ret; } @@ -1111,16 +1078,16 @@ int libertas_set_mac_packet_filter(wlan_private * priv) { int ret = 0; - ENTER(); + lbs_deb_enter(LBS_DEB_CMD); - lbs_pr_debug(1, "libertas_set_mac_packet_filter value = %x\n", + lbs_deb_cmd("libertas_set_mac_packet_filter value = %x\n", priv->adapter->currentpacketfilter); /* Send MAC control command to station */ ret = libertas_prepare_and_send_command(priv, cmd_mac_control, 0, 0, 0, NULL); - LEAVE(); + lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret); return ret; } @@ -1146,16 +1113,16 @@ int libertas_prepare_and_send_command(wlan_private * priv, struct cmd_ds_command *cmdptr; unsigned long flags; - ENTER(); + lbs_deb_enter(LBS_DEB_CMD); if (!adapter) { - lbs_pr_debug(1, "PREP_CMD: adapter is Null\n"); + lbs_deb_cmd("PREP_CMD: adapter is Null\n"); ret = -1; goto done; } if (adapter->surpriseremoved) { - lbs_pr_debug(1, "PREP_CMD: Card is Removed\n"); + lbs_deb_cmd("PREP_CMD: Card is Removed\n"); ret = -1; goto done; } @@ -1163,7 +1130,7 @@ int libertas_prepare_and_send_command(wlan_private * priv, cmdnode = libertas_get_free_cmd_ctrl_node(priv); if (cmdnode == NULL) { - lbs_pr_debug(1, "PREP_CMD: No free cmdnode\n"); + lbs_deb_cmd("PREP_CMD: No free cmdnode\n"); /* Wake up main thread to execute next command */ wake_up_interruptible(&priv->mainthread.waitq); @@ -1175,11 +1142,11 @@ int libertas_prepare_and_send_command(wlan_private * priv, cmdptr = (struct cmd_ds_command *)cmdnode->bufvirtualaddr; - lbs_pr_debug(1, "PREP_CMD: Val of cmd ptr=%p, command=0x%X\n", + lbs_deb_cmd("PREP_CMD: Val of cmd ptr=%p, command=0x%X\n", cmdptr, cmd_no); if (!cmdptr) { - lbs_pr_debug(1, "PREP_CMD: bufvirtualaddr of cmdnode is NULL\n"); + lbs_deb_cmd("PREP_CMD: bufvirtualaddr of cmdnode is NULL\n"); libertas_cleanup_and_insert_cmd(priv, cmdnode); ret = -1; goto done; @@ -1189,7 +1156,7 @@ int libertas_prepare_and_send_command(wlan_private * priv, adapter->seqnum++; cmdptr->seqnum = cpu_to_le16(adapter->seqnum); - cmdptr->command = cmd_no; + cmdptr->command = cpu_to_le16(cmd_no); cmdptr->result = 0; switch (cmd_no) { @@ -1298,13 +1265,13 @@ int libertas_prepare_and_send_command(wlan_private * priv, break; case cmd_802_11_enable_rsn: - ret = wlan_cmd_802_11_enable_rsn(priv, cmdptr, cmd_action); + ret = wlan_cmd_802_11_enable_rsn(priv, cmdptr, cmd_action, + pdata_buf); break; case cmd_802_11_key_material: - ret = wlan_cmd_802_11_key_material(priv, cmdptr, - cmd_action, cmd_oid, - pdata_buf); + ret = wlan_cmd_802_11_key_material(priv, cmdptr, cmd_action, + cmd_oid, pdata_buf); break; case cmd_802_11_pairwise_tsc: @@ -1325,9 +1292,8 @@ int libertas_prepare_and_send_command(wlan_private * priv, case cmd_802_11_get_afc: cmdptr->command = cpu_to_le16(cmd_no); - cmdptr->size = - cpu_to_le16(sizeof(struct cmd_ds_802_11_afc) + - S_DS_GEN); + cmdptr->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_afc) + + S_DS_GEN); memmove(&cmdptr->params.afc, pdata_buf, sizeof(struct cmd_ds_802_11_afc)); @@ -1406,29 +1372,26 @@ int libertas_prepare_and_send_command(wlan_private * priv, case cmd_get_tsf: cmdptr->command = cpu_to_le16(cmd_get_tsf); - cmdptr->size = - cpu_to_le16(sizeof(struct cmd_ds_get_tsf) - + S_DS_GEN); + cmdptr->size = cpu_to_le16(sizeof(struct cmd_ds_get_tsf) + + S_DS_GEN); ret = 0; break; case cmd_802_11_tx_rate_query: - cmdptr->command = - cpu_to_le16(cmd_802_11_tx_rate_query); - cmdptr->size = - cpu_to_le16(sizeof(struct cmd_tx_rate_query) + - S_DS_GEN); + cmdptr->command = cpu_to_le16(cmd_802_11_tx_rate_query); + cmdptr->size = cpu_to_le16(sizeof(struct cmd_tx_rate_query) + + S_DS_GEN); adapter->txrate = 0; ret = 0; break; default: - lbs_pr_debug(1, "PREP_CMD: unknown command- %#x\n", cmd_no); + lbs_deb_cmd("PREP_CMD: unknown command- %#x\n", cmd_no); ret = -1; break; } /* return error, since the command preparation failed */ if (ret != 0) { - lbs_pr_debug(1, "PREP_CMD: command preparation failed\n"); + lbs_deb_cmd("PREP_CMD: command preparation failed\n"); libertas_cleanup_and_insert_cmd(priv, cmdnode); ret = -1; goto done; @@ -1441,7 +1404,7 @@ int libertas_prepare_and_send_command(wlan_private * priv, wake_up_interruptible(&priv->mainthread.waitq); if (wait_option & cmd_option_waitforrsp) { - lbs_pr_debug(1, "PREP_CMD: Wait for CMD response\n"); + lbs_deb_cmd("PREP_CMD: Wait for CMD response\n"); might_sleep(); wait_event_interruptible(cmdnode->cmdwait_q, cmdnode->cmdwaitqwoken); @@ -1449,7 +1412,7 @@ int libertas_prepare_and_send_command(wlan_private * priv, spin_lock_irqsave(&adapter->driver_lock, flags); if (adapter->cur_cmd_retcode) { - lbs_pr_debug(1, "PREP_CMD: command failed with return code=%d\n", + lbs_deb_cmd("PREP_CMD: command failed with return code=%d\n", adapter->cur_cmd_retcode); adapter->cur_cmd_retcode = 0; ret = -1; @@ -1457,9 +1420,10 @@ int libertas_prepare_and_send_command(wlan_private * priv, spin_unlock_irqrestore(&adapter->driver_lock, flags); done: - LEAVE(); + lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret); return ret; } +EXPORT_SYMBOL_GPL(libertas_prepare_and_send_command); /** * @brief This function allocates the command buffer and link @@ -1477,33 +1441,29 @@ int libertas_allocate_cmd_buffer(wlan_private * priv) u8 *ptempvirtualaddr; wlan_adapter *adapter = priv->adapter; - ENTER(); + lbs_deb_enter(LBS_DEB_CMD); /* Allocate and initialize cmdCtrlNode */ ulbufsize = sizeof(struct cmd_ctrl_node) * MRVDRV_NUM_OF_CMD_BUFFER; - if (!(tempcmd_array = kmalloc(ulbufsize, GFP_KERNEL))) { - lbs_pr_debug(1, + if (!(tempcmd_array = kzalloc(ulbufsize, GFP_KERNEL))) { + lbs_deb_cmd( "ALLOC_CMD_BUF: failed to allocate tempcmd_array\n"); ret = -1; goto done; } - adapter->cmd_array = tempcmd_array; - memset(adapter->cmd_array, 0, ulbufsize); /* Allocate and initialize command buffers */ ulbufsize = MRVDRV_SIZE_OF_CMD_BUFFER; for (i = 0; i < MRVDRV_NUM_OF_CMD_BUFFER; i++) { - if (!(ptempvirtualaddr = kmalloc(ulbufsize, GFP_KERNEL))) { - lbs_pr_debug(1, + if (!(ptempvirtualaddr = kzalloc(ulbufsize, GFP_KERNEL))) { + lbs_deb_cmd( "ALLOC_CMD_BUF: ptempvirtualaddr: out of memory\n"); ret = -1; goto done; } - memset(ptempvirtualaddr, 0, ulbufsize); - /* Update command buffer virtual */ tempcmd_array[i].bufvirtualaddr = ptempvirtualaddr; } @@ -1514,8 +1474,9 @@ int libertas_allocate_cmd_buffer(wlan_private * priv) } ret = 0; - done: - LEAVE(); + +done: + lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret); return ret; } @@ -1527,16 +1488,16 @@ int libertas_allocate_cmd_buffer(wlan_private * priv) */ int libertas_free_cmd_buffer(wlan_private * priv) { - u32 ulbufsize; + u32 ulbufsize; /* Someone needs to die for this. Slowly and painfully */ unsigned int i; struct cmd_ctrl_node *tempcmd_array; wlan_adapter *adapter = priv->adapter; - ENTER(); + lbs_deb_enter(LBS_DEB_CMD); /* need to check if cmd array is allocated or not */ if (adapter->cmd_array == NULL) { - lbs_pr_debug(1, "FREE_CMD_BUF: cmd_array is Null\n"); + lbs_deb_cmd("FREE_CMD_BUF: cmd_array is Null\n"); goto done; } @@ -1546,7 +1507,7 @@ int libertas_free_cmd_buffer(wlan_private * priv) ulbufsize = MRVDRV_SIZE_OF_CMD_BUFFER; for (i = 0; i < MRVDRV_NUM_OF_CMD_BUFFER; i++) { if (tempcmd_array[i].bufvirtualaddr) { - lbs_pr_debug(1, "Free all the array\n"); + lbs_deb_cmd("Free all the array\n"); kfree(tempcmd_array[i].bufvirtualaddr); tempcmd_array[i].bufvirtualaddr = NULL; } @@ -1554,13 +1515,13 @@ int libertas_free_cmd_buffer(wlan_private * priv) /* Release cmd_ctrl_node */ if (adapter->cmd_array) { - lbs_pr_debug(1, "Free cmd_array\n"); + lbs_deb_cmd("Free cmd_array\n"); kfree(adapter->cmd_array); adapter->cmd_array = NULL; } done: - LEAVE(); + lbs_deb_leave(LBS_DEB_CMD); return 0; } @@ -1586,16 +1547,18 @@ struct cmd_ctrl_node *libertas_get_free_cmd_ctrl_node(wlan_private * priv) tempnode = (struct cmd_ctrl_node *)adapter->cmdfreeq.next; list_del((struct list_head *)tempnode); } else { - lbs_pr_debug(1, "GET_CMD_NODE: cmd_ctrl_node is not available\n"); + lbs_deb_cmd("GET_CMD_NODE: cmd_ctrl_node is not available\n"); tempnode = NULL; } spin_unlock_irqrestore(&adapter->driver_lock, flags); if (tempnode) { + /* lbs_pr_debug(3, "GET_CMD_NODE: cmdCtrlNode available\n"); lbs_pr_debug(3, "GET_CMD_NODE: cmdCtrlNode Address = %p\n", tempnode); + */ cleanup_cmdnode(tempnode); } @@ -1638,7 +1601,7 @@ void libertas_set_cmd_ctrl_node(wlan_private * priv, struct cmd_ctrl_node *ptempnode, u32 cmd_oid, u16 wait_option, void *pdata_buf) { - ENTER(); + lbs_deb_enter(LBS_DEB_CMD); if (!ptempnode) return; @@ -1647,7 +1610,7 @@ void libertas_set_cmd_ctrl_node(wlan_private * priv, ptempnode->wait_option = wait_option; ptempnode->pdata_buf = pdata_buf; - LEAVE(); + lbs_deb_leave(LBS_DEB_CMD); } /** @@ -1666,7 +1629,7 @@ int libertas_execute_next_command(wlan_private * priv) unsigned long flags; int ret = 0; - lbs_pr_debug(1, "libertas_execute_next_command\n"); + lbs_deb_enter(LBS_DEB_CMD); spin_lock_irqsave(&adapter->driver_lock, flags); @@ -1685,23 +1648,24 @@ int libertas_execute_next_command(wlan_private * priv) spin_unlock_irqrestore(&adapter->driver_lock, flags); if (cmdnode) { - lbs_pr_debug(1, + lbs_deb_cmd( "EXEC_NEXT_CMD: Got next command from cmdpendingq\n"); cmdptr = (struct cmd_ds_command *)cmdnode->bufvirtualaddr; if (is_command_allowed_in_ps(cmdptr->command)) { - if ((adapter->psstate == PS_STATE_SLEEP) - || (adapter->psstate == PS_STATE_PRE_SLEEP) - ) { - lbs_pr_debug(1, + if ((adapter->psstate == PS_STATE_SLEEP) || + (adapter->psstate == PS_STATE_PRE_SLEEP)) { + lbs_deb_cmd( "EXEC_NEXT_CMD: Cannot send cmd 0x%x in psstate %d\n", - cmdptr->command, adapter->psstate); + le16_to_cpu(cmdptr->command), + adapter->psstate); ret = -1; goto done; } - lbs_pr_debug(1, "EXEC_NEXT_CMD: OK to send command " + lbs_deb_cmd("EXEC_NEXT_CMD: OK to send command " "0x%x in psstate %d\n", - cmdptr->command, adapter->psstate); + le16_to_cpu(cmdptr->command), + adapter->psstate); } else if (adapter->psstate != PS_STATE_FULL_POWER) { /* * 1. Non-PS command: @@ -1737,12 +1701,12 @@ int libertas_execute_next_command(wlan_private * priv) struct cmd_ds_802_11_ps_mode *psm = &cmdptr->params.psmode; - lbs_pr_debug(1, + lbs_deb_cmd( "EXEC_NEXT_CMD: PS cmd- action=0x%x\n", psm->action); if (psm->action != cpu_to_le16(cmd_subcmd_exit_ps)) { - lbs_pr_debug(1, + lbs_deb_cmd( "EXEC_NEXT_CMD: Ignore Enter PS cmd\n"); list_del((struct list_head *)cmdnode); libertas_cleanup_and_insert_cmd(priv, cmdnode); @@ -1751,10 +1715,9 @@ int libertas_execute_next_command(wlan_private * priv) goto done; } - if ((adapter->psstate == PS_STATE_SLEEP) - || (adapter->psstate == PS_STATE_PRE_SLEEP) - ) { - lbs_pr_debug(1, + if ((adapter->psstate == PS_STATE_SLEEP) || + (adapter->psstate == PS_STATE_PRE_SLEEP)) { + lbs_deb_cmd( "EXEC_NEXT_CMD: Ignore ExitPS cmd in sleep\n"); list_del((struct list_head *)cmdnode); libertas_cleanup_and_insert_cmd(priv, cmdnode); @@ -1764,13 +1727,13 @@ int libertas_execute_next_command(wlan_private * priv) goto done; } - lbs_pr_debug(1, + lbs_deb_cmd( "EXEC_NEXT_CMD: Sending Exit_PS down...\n"); } } list_del((struct list_head *)cmdnode); - lbs_pr_debug(1, "EXEC_NEXT_CMD: Sending 0x%04X command\n", - cmdptr->command); + lbs_deb_cmd("EXEC_NEXT_CMD: Sending 0x%04X command\n", + le16_to_cpu(cmdptr->command)); DownloadcommandToStation(priv, cmdnode); } else { /* @@ -1780,18 +1743,18 @@ int libertas_execute_next_command(wlan_private * priv) if ((adapter->psmode != wlan802_11powermodecam) && (adapter->psstate == PS_STATE_FULL_POWER) && (adapter->connect_status == libertas_connected)) { - if (adapter->secinfo.WPAenabled - || adapter->secinfo.WPA2enabled) { + if (adapter->secinfo.WPAenabled || + adapter->secinfo.WPA2enabled) { /* check for valid WPA group keys */ - if (adapter->wpa_mcast_key.len - || adapter->wpa_unicast_key.len) { - lbs_pr_debug(1, + if (adapter->wpa_mcast_key.len || + adapter->wpa_unicast_key.len) { + lbs_deb_cmd( "EXEC_NEXT_CMD: WPA enabled and GTK_SET" " go back to PS_SLEEP"); libertas_ps_sleep(priv, 0); } } else { - lbs_pr_debug(1, + lbs_deb_cmd( "EXEC_NEXT_CMD: command PendQ is empty," " go back to PS_SLEEP"); libertas_ps_sleep(priv, 0); @@ -1801,6 +1764,7 @@ int libertas_execute_next_command(wlan_private * priv) ret = 0; done: + lbs_deb_leave(LBS_DEB_CMD); return ret; } @@ -1809,7 +1773,7 @@ void libertas_send_iwevcustom_event(wlan_private * priv, s8 * str) union iwreq_data iwrq; u8 buf[50]; - ENTER(); + lbs_deb_enter(LBS_DEB_CMD); memset(&iwrq, 0, sizeof(union iwreq_data)); memset(buf, 0, sizeof(buf)); @@ -1819,15 +1783,13 @@ void libertas_send_iwevcustom_event(wlan_private * priv, s8 * str) iwrq.data.length = strlen(buf) + 1 + IW_EV_LCP_LEN; /* Send Event to upper layer */ - lbs_pr_debug(1, "Event Indication string = %s\n", - (char *)buf); - lbs_pr_debug(1, "Event Indication String length = %d\n", iwrq.data.length); + lbs_deb_cmd("Event Indication string = %s\n", (char *)buf); + lbs_deb_cmd("Event Indication String length = %d\n", iwrq.data.length); - lbs_pr_debug(1, "Sending wireless event IWEVCUSTOM for %s\n", str); - wireless_send_event(priv->wlan_dev.netdev, IWEVCUSTOM, &iwrq, buf); + lbs_deb_cmd("Sending wireless event IWEVCUSTOM for %s\n", str); + wireless_send_event(priv->dev, IWEVCUSTOM, &iwrq, buf); - LEAVE(); - return; + lbs_deb_leave(LBS_DEB_CMD); } static int sendconfirmsleep(wlan_private * priv, u8 * cmdptr, u16 size) @@ -1836,19 +1798,19 @@ static int sendconfirmsleep(wlan_private * priv, u8 * cmdptr, u16 size) wlan_adapter *adapter = priv->adapter; int ret = 0; - ENTER(); + lbs_deb_enter(LBS_DEB_CMD); - lbs_pr_debug(1, "SEND_SLEEPC_CMD: Before download, size of cmd = %d\n", + lbs_deb_cmd("SEND_SLEEPC_CMD: Before download, size of cmd = %d\n", size); lbs_dbg_hex("SEND_SLEEPC_CMD: Sleep confirm command", cmdptr, size); - ret = libertas_sbi_host_to_card(priv, MVMS_CMD, cmdptr, size); - priv->wlan_dev.dnld_sent = DNLD_RES_RECEIVED; + ret = priv->hw_host_to_card(priv, MVMS_CMD, cmdptr, size); + priv->dnld_sent = DNLD_RES_RECEIVED; spin_lock_irqsave(&adapter->driver_lock, flags); if (adapter->intcounter || adapter->currenttxskb) - lbs_pr_debug(1, "SEND_SLEEPC_CMD: intcounter=%d currenttxskb=%p\n", + lbs_deb_cmd("SEND_SLEEPC_CMD: intcounter=%d currenttxskb=%p\n", adapter->intcounter, adapter->currenttxskb); spin_unlock_irqrestore(&adapter->driver_lock, flags); @@ -1860,23 +1822,22 @@ static int sendconfirmsleep(wlan_private * priv, u8 * cmdptr, u16 size) if (!adapter->intcounter) { adapter->psstate = PS_STATE_SLEEP; } else { - lbs_pr_debug(1, "SEND_SLEEPC_CMD: After sent,IntC=%d\n", + lbs_deb_cmd("SEND_SLEEPC_CMD: After sent,IntC=%d\n", adapter->intcounter); } spin_unlock_irqrestore(&adapter->driver_lock, flags); - lbs_pr_debug(1, "SEND_SLEEPC_CMD: Sent Confirm Sleep command\n"); - lbs_pr_debug(1, "+"); + lbs_deb_cmd("SEND_SLEEPC_CMD: Sent Confirm Sleep command\n"); + lbs_deb_cmd("+"); } - LEAVE(); + lbs_deb_leave_args(LBS_DEB_CMD, "ret %d", ret); return ret; } void libertas_ps_sleep(wlan_private * priv, int wait_option) { - - ENTER(); + lbs_deb_enter(LBS_DEB_CMD); /* * PS is currently supported only in Infrastructure mode @@ -1886,8 +1847,7 @@ void libertas_ps_sleep(wlan_private * priv, int wait_option) libertas_prepare_and_send_command(priv, cmd_802_11_ps_mode, cmd_subcmd_enter_ps, wait_option, 0, NULL); - LEAVE(); - return; + lbs_deb_leave(LBS_DEB_CMD); } /** @@ -1899,20 +1859,19 @@ void libertas_ps_sleep(wlan_private * priv, int wait_option) */ void libertas_ps_wakeup(wlan_private * priv, int wait_option) { - enum WLAN_802_11_POWER_MODE Localpsmode; + __le32 Localpsmode; - ENTER(); + lbs_deb_enter(LBS_DEB_CMD); - Localpsmode = wlan802_11powermodecam; + Localpsmode = cpu_to_le32(wlan802_11powermodecam); - lbs_pr_debug(1, "Exit_PS: Localpsmode = %d\n", Localpsmode); + lbs_deb_cmd("Exit_PS: Localpsmode = %d\n", wlan802_11powermodecam); libertas_prepare_and_send_command(priv, cmd_802_11_ps_mode, cmd_subcmd_exit_ps, wait_option, 0, &Localpsmode); - LEAVE(); - return; + lbs_deb_leave(LBS_DEB_CMD); } /** @@ -1929,31 +1888,31 @@ void libertas_ps_confirm_sleep(wlan_private * priv, u16 psmode) wlan_adapter *adapter = priv->adapter; u8 allowed = 1; - ENTER(); + lbs_deb_enter(LBS_DEB_CMD); - if (priv->wlan_dev.dnld_sent) { + if (priv->dnld_sent) { allowed = 0; - lbs_pr_debug(1, "D"); + lbs_deb_cmd("D"); } spin_lock_irqsave(&adapter->driver_lock, flags); if (adapter->cur_cmd) { allowed = 0; - lbs_pr_debug(1, "C"); + lbs_deb_cmd("C"); } if (adapter->intcounter > 0) { allowed = 0; - lbs_pr_debug(1, "I%d", adapter->intcounter); + lbs_deb_cmd("I%d", adapter->intcounter); } spin_unlock_irqrestore(&adapter->driver_lock, flags); if (allowed) { - lbs_pr_debug(1, "Sending libertas_ps_confirm_sleep\n"); + lbs_deb_cmd("Sending libertas_ps_confirm_sleep\n"); sendconfirmsleep(priv, (u8 *) & adapter->libertas_ps_confirm_sleep, sizeof(struct PS_CMD_ConfirmSleep)); } else { - lbs_pr_debug(1, "Sleep Confirm has been delayed\n"); + lbs_deb_cmd("Sleep Confirm has been delayed\n"); } - LEAVE(); + lbs_deb_leave(LBS_DEB_CMD); } diff --git a/drivers/net/wireless/libertas/cmdresp.c b/drivers/net/wireless/libertas/cmdresp.c index c86454034b5..0c3b9a583d8 100644 --- a/drivers/net/wireless/libertas/cmdresp.c +++ b/drivers/net/wireless/libertas/cmdresp.c @@ -9,7 +9,6 @@ #include <net/iw_handler.h> #include "host.h" -#include "sbi.h" #include "decl.h" #include "defs.h" #include "dev.h" @@ -32,7 +31,7 @@ void libertas_mac_event_disconnected(wlan_private * priv) if (adapter->connect_status != libertas_connected) return; - lbs_pr_debug(1, "Handles disconnect event.\n"); + lbs_deb_cmd("Handles disconnect event.\n"); memset(wrqu.ap_addr.sa_data, 0x00, ETH_ALEN); wrqu.ap_addr.sa_family = ARPHRD_ETHER; @@ -43,15 +42,15 @@ void libertas_mac_event_disconnected(wlan_private * priv) */ msleep_interruptible(1000); - wireless_send_event(priv->wlan_dev.netdev, SIOCGIWAP, &wrqu, NULL); + wireless_send_event(priv->dev, SIOCGIWAP, &wrqu, NULL); /* Free Tx and Rx packets */ kfree_skb(priv->adapter->currenttxskb); priv->adapter->currenttxskb = NULL; /* report disconnect to upper layer */ - netif_stop_queue(priv->wlan_dev.netdev); - netif_carrier_off(priv->wlan_dev.netdev); + netif_stop_queue(priv->dev); + netif_carrier_off(priv->dev); /* reset SNR/NF/RSSI values */ memset(adapter->SNR, 0x00, sizeof(adapter->SNR)); @@ -62,35 +61,32 @@ void libertas_mac_event_disconnected(wlan_private * priv) adapter->nextSNRNF = 0; adapter->numSNRNF = 0; adapter->rxpd_rate = 0; - lbs_pr_debug(1, "Current SSID=%s, ssid length=%u\n", - adapter->curbssparams.ssid.ssid, - adapter->curbssparams.ssid.ssidlength); - lbs_pr_debug(1, "Previous SSID=%s, ssid length=%u\n", - adapter->previousssid.ssid, adapter->previousssid.ssidlength); - - /* reset internal flags */ - adapter->secinfo.WPAenabled = 0; - adapter->secinfo.WPA2enabled = 0; - adapter->wpa_ie_len = 0; + lbs_deb_cmd("Current SSID='%s', ssid length=%u\n", + escape_essid(adapter->curbssparams.ssid, + adapter->curbssparams.ssid_len), + adapter->curbssparams.ssid_len); + lbs_deb_cmd("Previous SSID='%s', ssid length=%u\n", + escape_essid(adapter->prev_ssid, adapter->prev_ssid_len), + adapter->prev_ssid_len); adapter->connect_status = libertas_disconnected; - /* - * memorize the previous SSID and BSSID - * it could be used for re-assoc - */ - memcpy(&adapter->previousssid, - &adapter->curbssparams.ssid, sizeof(struct WLAN_802_11_SSID)); - memcpy(adapter->previousbssid, - adapter->curbssparams.bssid, ETH_ALEN); + /* Save previous SSID and BSSID for possible reassociation */ + memcpy(&adapter->prev_ssid, &adapter->curbssparams.ssid, + IW_ESSID_MAX_SIZE); + adapter->prev_ssid_len = adapter->curbssparams.ssid_len; + memcpy(adapter->prev_bssid, adapter->curbssparams.bssid, ETH_ALEN); - /* need to erase the current SSID and BSSID info */ - adapter->pattemptedbssdesc = NULL; - memset(&adapter->curbssparams, 0, sizeof(adapter->curbssparams)); + /* Clear out associated SSID and BSSID since connection is + * no longer valid. + */ + memset(&adapter->curbssparams.bssid, 0, ETH_ALEN); + memset(&adapter->curbssparams.ssid, 0, IW_ESSID_MAX_SIZE); + adapter->curbssparams.ssid_len = 0; if (adapter->psstate != PS_STATE_FULL_POWER) { /* make firmware to exit PS mode */ - lbs_pr_debug(1, "Disconnected, so exit PS mode.\n"); + lbs_deb_cmd("Disconnected, so exit PS mode.\n"); libertas_ps_wakeup(priv, 0); } } @@ -122,55 +118,45 @@ static void handle_mic_failureevent(wlan_private * priv, u32 event) static int wlan_ret_reg_access(wlan_private * priv, u16 type, struct cmd_ds_command *resp) { + int ret = 0; wlan_adapter *adapter = priv->adapter; - ENTER(); + lbs_deb_enter(LBS_DEB_CMD); switch (type) { case cmd_ret_mac_reg_access: { - struct cmd_ds_mac_reg_access *reg; - - reg = - (struct cmd_ds_mac_reg_access *)&resp->params. - macreg; + struct cmd_ds_mac_reg_access *reg = &resp->params.macreg; - adapter->offsetvalue.offset = reg->offset; - adapter->offsetvalue.value = reg->value; + adapter->offsetvalue.offset = (u32)le16_to_cpu(reg->offset); + adapter->offsetvalue.value = le32_to_cpu(reg->value); break; } case cmd_ret_bbp_reg_access: { - struct cmd_ds_bbp_reg_access *reg; - reg = - (struct cmd_ds_bbp_reg_access *)&resp->params. - bbpreg; + struct cmd_ds_bbp_reg_access *reg = &resp->params.bbpreg; - adapter->offsetvalue.offset = reg->offset; + adapter->offsetvalue.offset = (u32)le16_to_cpu(reg->offset); adapter->offsetvalue.value = reg->value; break; } case cmd_ret_rf_reg_access: { - struct cmd_ds_rf_reg_access *reg; - reg = - (struct cmd_ds_rf_reg_access *)&resp->params. - rfreg; + struct cmd_ds_rf_reg_access *reg = &resp->params.rfreg; - adapter->offsetvalue.offset = reg->offset; + adapter->offsetvalue.offset = (u32)le16_to_cpu(reg->offset); adapter->offsetvalue.value = reg->value; break; } default: - LEAVE(); - return -1; + ret = -1; } - LEAVE(); - return 0; + lbs_deb_enter_args(LBS_DEB_CMD, "ret %d", ret); + return ret; } static int wlan_ret_get_hw_spec(wlan_private * priv, @@ -181,19 +167,20 @@ static int wlan_ret_get_hw_spec(wlan_private * priv, wlan_adapter *adapter = priv->adapter; int ret = 0; - ENTER(); + lbs_deb_enter(LBS_DEB_CMD); adapter->fwcapinfo = le32_to_cpu(hwspec->fwcapinfo); - adapter->fwreleasenumber = hwspec->fwreleasenumber; + memcpy(adapter->fwreleasenumber, hwspec->fwreleasenumber, 4); - lbs_pr_debug(1, "GET_HW_SPEC: FWReleaseVersion- 0x%X\n", - adapter->fwreleasenumber); - lbs_pr_debug(1, "GET_HW_SPEC: Permanent addr- %2x:%2x:%2x:%2x:%2x:%2x\n", + lbs_deb_cmd("GET_HW_SPEC: FWReleaseVersion- %u.%u.%u.p%u\n", + adapter->fwreleasenumber[2], adapter->fwreleasenumber[1], + adapter->fwreleasenumber[0], adapter->fwreleasenumber[3]); + lbs_deb_cmd("GET_HW_SPEC: Permanent addr- %2x:%2x:%2x:%2x:%2x:%2x\n", hwspec->permanentaddr[0], hwspec->permanentaddr[1], hwspec->permanentaddr[2], hwspec->permanentaddr[3], hwspec->permanentaddr[4], hwspec->permanentaddr[5]); - lbs_pr_debug(1, "GET_HW_SPEC: hwifversion=0x%X version=0x%X\n", + lbs_deb_cmd("GET_HW_SPEC: hwifversion=0x%X version=0x%X\n", hwspec->hwifversion, hwspec->version); adapter->regioncode = le16_to_cpu(hwspec->regioncode); @@ -210,17 +197,15 @@ static int wlan_ret_get_hw_spec(wlan_private * priv, if (i >= MRVDRV_MAX_REGION_CODE) { adapter->regioncode = 0x10; adapter->regiontableindex = 0; - lbs_pr_info( - "unidentified region code, use the default (USA)\n"); + lbs_pr_info("unidentified region code; using the default (USA)\n"); } - if (adapter->current_addr[0] == 0xff) { - memmove(adapter->current_addr, hwspec->permanentaddr, - ETH_ALEN); - } + if (adapter->current_addr[0] == 0xff) + memmove(adapter->current_addr, hwspec->permanentaddr, ETH_ALEN); - memcpy(priv->wlan_dev.netdev->dev_addr, adapter->current_addr, ETH_ALEN); - memcpy(priv->mesh_dev->dev_addr, adapter->current_addr, ETH_ALEN); + memcpy(priv->dev->dev_addr, adapter->current_addr, ETH_ALEN); + if (priv->mesh_dev) + memcpy(priv->mesh_dev->dev_addr, adapter->current_addr, ETH_ALEN); if (libertas_set_regiontable(priv, adapter->regioncode, 0)) { ret = -1; @@ -232,8 +217,8 @@ static int wlan_ret_get_hw_spec(wlan_private * priv, goto done; } - done: - LEAVE(); +done: + lbs_deb_enter_args(LBS_DEB_CMD, "ret %d", ret); return ret; } @@ -243,19 +228,21 @@ static int wlan_ret_802_11_sleep_params(wlan_private * priv, struct cmd_ds_802_11_sleep_params *sp = &resp->params.sleep_params; wlan_adapter *adapter = priv->adapter; - ENTER(); + lbs_deb_enter(LBS_DEB_CMD); + + lbs_deb_cmd("error=%x offset=%x stabletime=%x calcontrol=%x\n" + " extsleepclk=%x\n", le16_to_cpu(sp->error), + le16_to_cpu(sp->offset), le16_to_cpu(sp->stabletime), + sp->calcontrol, sp->externalsleepclk); - lbs_pr_debug(1, "error=%x offset=%x stabletime=%x calcontrol=%x\n" - " extsleepclk=%x\n", sp->error, sp->offset, - sp->stabletime, sp->calcontrol, sp->externalsleepclk); adapter->sp.sp_error = le16_to_cpu(sp->error); adapter->sp.sp_offset = le16_to_cpu(sp->offset); adapter->sp.sp_stabletime = le16_to_cpu(sp->stabletime); - adapter->sp.sp_calcontrol = le16_to_cpu(sp->calcontrol); - adapter->sp.sp_extsleepclk = le16_to_cpu(sp->externalsleepclk); + adapter->sp.sp_calcontrol = sp->calcontrol; + adapter->sp.sp_extsleepclk = sp->externalsleepclk; adapter->sp.sp_reserved = le16_to_cpu(sp->reserved); - LEAVE(); + lbs_deb_enter(LBS_DEB_CMD); return 0; } @@ -281,42 +268,38 @@ static int wlan_ret_802_11_snmp_mib(wlan_private * priv, u16 oid = le16_to_cpu(smib->oid); u16 querytype = le16_to_cpu(smib->querytype); - ENTER(); + lbs_deb_enter(LBS_DEB_CMD); - lbs_pr_debug(1, "SNMP_RESP: value of the oid = %x, querytype=%x\n", oid, + lbs_deb_cmd("SNMP_RESP: value of the oid = %x, querytype=%x\n", oid, querytype); - lbs_pr_debug(1, "SNMP_RESP: Buf size = %x\n", - le16_to_cpu(smib->bufsize)); + lbs_deb_cmd("SNMP_RESP: Buf size = %x\n", le16_to_cpu(smib->bufsize)); if (querytype == cmd_act_get) { switch (oid) { case fragthresh_i: priv->adapter->fragthsd = - le16_to_cpu(* - ((unsigned short *)(smib->value))); - lbs_pr_debug(1, "SNMP_RESP: fragthsd =%u\n", - priv->adapter->fragthsd); + le16_to_cpu(*((__le16 *)(smib->value))); + lbs_deb_cmd("SNMP_RESP: fragthsd =%u\n", + priv->adapter->fragthsd); break; case rtsthresh_i: priv->adapter->rtsthsd = - le16_to_cpu(* - ((unsigned short *)(smib->value))); - lbs_pr_debug(1, "SNMP_RESP: rtsthsd =%u\n", - priv->adapter->rtsthsd); + le16_to_cpu(*((__le16 *)(smib->value))); + lbs_deb_cmd("SNMP_RESP: rtsthsd =%u\n", + priv->adapter->rtsthsd); break; case short_retrylim_i: priv->adapter->txretrycount = - le16_to_cpu(* - ((unsigned short *)(smib->value))); - lbs_pr_debug(1, "SNMP_RESP: txretrycount =%u\n", - priv->adapter->rtsthsd); + le16_to_cpu(*((__le16 *)(smib->value))); + lbs_deb_cmd("SNMP_RESP: txretrycount =%u\n", + priv->adapter->rtsthsd); break; default: break; } } - LEAVE(); + lbs_deb_enter(LBS_DEB_CMD); return 0; } @@ -328,7 +311,7 @@ static int wlan_ret_802_11_key_material(wlan_private * priv, wlan_adapter *adapter = priv->adapter; u16 action = le16_to_cpu(pkeymaterial->action); - ENTER(); + lbs_deb_enter(LBS_DEB_CMD); /* Copy the returned key to driver private data */ if (action == cmd_act_get) { @@ -371,7 +354,7 @@ static int wlan_ret_802_11_key_material(wlan_private * priv, } } - LEAVE(); + lbs_deb_enter(LBS_DEB_CMD); return 0; } @@ -381,11 +364,11 @@ static int wlan_ret_802_11_mac_address(wlan_private * priv, struct cmd_ds_802_11_mac_address *macadd = &resp->params.macadd; wlan_adapter *adapter = priv->adapter; - ENTER(); + lbs_deb_enter(LBS_DEB_CMD); memcpy(adapter->current_addr, macadd->macadd, ETH_ALEN); - LEAVE(); + lbs_deb_enter(LBS_DEB_CMD); return 0; } @@ -395,13 +378,13 @@ static int wlan_ret_802_11_rf_tx_power(wlan_private * priv, struct cmd_ds_802_11_rf_tx_power *rtp = &resp->params.txp; wlan_adapter *adapter = priv->adapter; - ENTER(); + lbs_deb_enter(LBS_DEB_CMD); adapter->txpowerlevel = le16_to_cpu(rtp->currentlevel); - lbs_pr_debug(1, "Current TxPower Level = %d\n", adapter->txpowerlevel); + lbs_deb_cmd("Current TxPower Level = %d\n", adapter->txpowerlevel); - LEAVE(); + lbs_deb_enter(LBS_DEB_CMD); return 0; } @@ -413,14 +396,12 @@ static int wlan_ret_802_11_rf_antenna(wlan_private * priv, u16 action = le16_to_cpu(pAntenna->action); if (action == cmd_act_get_rx) - adapter->rxantennamode = - le16_to_cpu(pAntenna->antennamode); + adapter->rxantennamode = le16_to_cpu(pAntenna->antennamode); if (action == cmd_act_get_tx) - adapter->txantennamode = - le16_to_cpu(pAntenna->antennamode); + adapter->txantennamode = le16_to_cpu(pAntenna->antennamode); - lbs_pr_debug(1, "RF_ANT_RESP: action = 0x%x, mode = 0x%04x\n", + lbs_deb_cmd("RF_ANT_RESP: action = 0x%x, mode = 0x%04x\n", action, le16_to_cpu(pAntenna->antennamode)); return 0; @@ -429,19 +410,17 @@ static int wlan_ret_802_11_rf_antenna(wlan_private * priv, static int wlan_ret_802_11_rate_adapt_rateset(wlan_private * priv, struct cmd_ds_command *resp) { - struct cmd_ds_802_11_rate_adapt_rateset *rates = - &resp->params.rateset; + struct cmd_ds_802_11_rate_adapt_rateset *rates = &resp->params.rateset; wlan_adapter *adapter = priv->adapter; - ENTER(); + lbs_deb_enter(LBS_DEB_CMD); if (rates->action == cmd_act_get) { - adapter->enablehwauto = rates->enablehwauto; - adapter->ratebitmap = rates->bitmap; + adapter->enablehwauto = le16_to_cpu(rates->enablehwauto); + adapter->ratebitmap = le16_to_cpu(rates->bitmap); } - LEAVE(); - + lbs_deb_enter(LBS_DEB_CMD); return 0; } @@ -452,43 +431,42 @@ static int wlan_ret_802_11_data_rate(wlan_private * priv, wlan_adapter *adapter = priv->adapter; u8 dot11datarate; - ENTER(); + lbs_deb_enter(LBS_DEB_CMD); lbs_dbg_hex("DATA_RATE_RESP: data_rate- ", (u8 *) pdatarate, sizeof(struct cmd_ds_802_11_data_rate)); dot11datarate = pdatarate->datarate[0]; - if (pdatarate->action == cmd_act_get_tx_rate) { + if (pdatarate->action == cpu_to_le16(cmd_act_get_tx_rate)) { memcpy(adapter->libertas_supported_rates, pdatarate->datarate, sizeof(adapter->libertas_supported_rates)); } adapter->datarate = libertas_index_to_data_rate(dot11datarate); - LEAVE(); + lbs_deb_enter(LBS_DEB_CMD); return 0; } static int wlan_ret_802_11_rf_channel(wlan_private * priv, struct cmd_ds_command *resp) { - struct cmd_ds_802_11_rf_channel *rfchannel = - &resp->params.rfchannel; + struct cmd_ds_802_11_rf_channel *rfchannel = &resp->params.rfchannel; wlan_adapter *adapter = priv->adapter; u16 action = le16_to_cpu(rfchannel->action); u16 newchannel = le16_to_cpu(rfchannel->currentchannel); - ENTER(); + lbs_deb_enter(LBS_DEB_CMD); if (action == cmd_opt_802_11_rf_channel_get && adapter->curbssparams.channel != newchannel) { - lbs_pr_debug(1, "channel Switch: %d to %d\n", + lbs_deb_cmd("channel Switch: %d to %d\n", adapter->curbssparams.channel, newchannel); /* Update the channel again */ adapter->curbssparams.channel = newchannel; } - LEAVE(); + lbs_deb_enter(LBS_DEB_CMD); return 0; } @@ -500,12 +478,10 @@ static int wlan_ret_802_11_rssi(wlan_private * priv, /* store the non average value */ adapter->SNR[TYPE_BEACON][TYPE_NOAVG] = le16_to_cpu(rssirsp->SNR); - adapter->NF[TYPE_BEACON][TYPE_NOAVG] = - le16_to_cpu(rssirsp->noisefloor); + adapter->NF[TYPE_BEACON][TYPE_NOAVG] = le16_to_cpu(rssirsp->noisefloor); adapter->SNR[TYPE_BEACON][TYPE_AVG] = le16_to_cpu(rssirsp->avgSNR); - adapter->NF[TYPE_BEACON][TYPE_AVG] = - le16_to_cpu(rssirsp->avgnoisefloor); + adapter->NF[TYPE_BEACON][TYPE_AVG] = le16_to_cpu(rssirsp->avgnoisefloor); adapter->RSSI[TYPE_BEACON][TYPE_NOAVG] = CAL_RSSI(adapter->SNR[TYPE_BEACON][TYPE_NOAVG], @@ -515,7 +491,7 @@ static int wlan_ret_802_11_rssi(wlan_private * priv, CAL_RSSI(adapter->SNR[TYPE_BEACON][TYPE_AVG] / AVG_SCALE, adapter->NF[TYPE_BEACON][TYPE_AVG] / AVG_SCALE); - lbs_pr_debug(1, "Beacon RSSI value = 0x%x\n", + lbs_deb_cmd("Beacon RSSI value = 0x%x\n", adapter->RSSI[TYPE_BEACON][TYPE_AVG]); return 0; @@ -528,11 +504,11 @@ static int wlan_ret_802_11_eeprom_access(wlan_private * priv, struct wlan_ioctl_regrdwr *pbuf; pbuf = (struct wlan_ioctl_regrdwr *) adapter->prdeeprom; - lbs_pr_debug(1, "eeprom read len=%x\n", + lbs_deb_cmd("eeprom read len=%x\n", le16_to_cpu(resp->params.rdeeprom.bytecount)); if (pbuf->NOB < le16_to_cpu(resp->params.rdeeprom.bytecount)) { pbuf->NOB = 0; - lbs_pr_debug(1, "eeprom read return length is too big\n"); + lbs_deb_cmd("eeprom read return length is too big\n"); return -1; } pbuf->NOB = le16_to_cpu(resp->params.rdeeprom.bytecount); @@ -549,17 +525,15 @@ static int wlan_ret_802_11_eeprom_access(wlan_private * priv, static int wlan_ret_get_log(wlan_private * priv, struct cmd_ds_command *resp) { - struct cmd_ds_802_11_get_log *logmessage = - (struct cmd_ds_802_11_get_log *)&resp->params.glog; + struct cmd_ds_802_11_get_log *logmessage = &resp->params.glog; wlan_adapter *adapter = priv->adapter; - ENTER(); + lbs_deb_enter(LBS_DEB_CMD); - /* TODO Convert it to Big Endian before copy */ - memcpy(&adapter->logmsg, logmessage, - sizeof(struct cmd_ds_802_11_get_log)); + /* Stored little-endian */ + memcpy(&adapter->logmsg, logmessage, sizeof(struct cmd_ds_802_11_get_log)); - LEAVE(); + lbs_deb_enter(LBS_DEB_CMD); return 0; } @@ -620,8 +594,7 @@ static inline int handle_cmd_response(u16 respcmd, case cmd_ret_802_11_set_afc: case cmd_ret_802_11_get_afc: spin_lock_irqsave(&adapter->driver_lock, flags); - memmove(adapter->cur_cmd->pdata_buf, - &resp->params.afc, + memmove(adapter->cur_cmd->pdata_buf, &resp->params.afc, sizeof(struct cmd_ds_802_11_afc)); spin_unlock_irqrestore(&adapter->driver_lock, flags); @@ -663,7 +636,7 @@ static inline int handle_cmd_response(u16 respcmd, break; case cmd_ret_802_11_key_material: - lbs_pr_debug(1, "CMD_RESP: KEY_MATERIAL command response\n"); + lbs_deb_cmd("CMD_RESP: KEY_MATERIAL command response\n"); ret = wlan_ret_802_11_key_material(priv, resp); break; @@ -687,22 +660,19 @@ static inline int handle_cmd_response(u16 respcmd, case cmd_ret_802_11_tpc_cfg: spin_lock_irqsave(&adapter->driver_lock, flags); - memmove(adapter->cur_cmd->pdata_buf, - &resp->params.tpccfg, + memmove(adapter->cur_cmd->pdata_buf, &resp->params.tpccfg, sizeof(struct cmd_ds_802_11_tpc_cfg)); spin_unlock_irqrestore(&adapter->driver_lock, flags); break; case cmd_ret_802_11_led_gpio_ctrl: spin_lock_irqsave(&adapter->driver_lock, flags); - memmove(adapter->cur_cmd->pdata_buf, - &resp->params.ledgpio, + memmove(adapter->cur_cmd->pdata_buf, &resp->params.ledgpio, sizeof(struct cmd_ds_802_11_led_ctrl)); spin_unlock_irqrestore(&adapter->driver_lock, flags); break; case cmd_ret_802_11_pwr_cfg: spin_lock_irqsave(&adapter->driver_lock, flags); - memmove(adapter->cur_cmd->pdata_buf, - &resp->params.pwrcfg, + memmove(adapter->cur_cmd->pdata_buf, &resp->params.pwrcfg, sizeof(struct cmd_ds_802_11_pwr_cfg)); spin_unlock_irqrestore(&adapter->driver_lock, flags); @@ -724,23 +694,21 @@ static inline int handle_cmd_response(u16 respcmd, case cmd_ret_fwt_access: spin_lock_irqsave(&adapter->driver_lock, flags); if (adapter->cur_cmd->pdata_buf) - memcpy(adapter->cur_cmd->pdata_buf, - &resp->params.fwt, - sizeof(resp->params.fwt)); + memcpy(adapter->cur_cmd->pdata_buf, &resp->params.fwt, + sizeof(resp->params.fwt)); spin_unlock_irqrestore(&adapter->driver_lock, flags); break; case cmd_ret_mesh_access: if (adapter->cur_cmd->pdata_buf) - memcpy(adapter->cur_cmd->pdata_buf, - &resp->params.mesh, + memcpy(adapter->cur_cmd->pdata_buf, &resp->params.mesh, sizeof(resp->params.mesh)); break; case cmd_rte_802_11_tx_rate_query: priv->adapter->txrate = resp->params.txrate.txrate; break; default: - lbs_pr_debug(1, "CMD_RESP: Unknown command response %#x\n", - resp->command); + lbs_deb_cmd("CMD_RESP: Unknown command response %#x\n", + resp->command); break; } return ret; @@ -755,9 +723,9 @@ int libertas_process_rx_command(wlan_private * priv) ulong flags; u16 result; - ENTER(); + lbs_deb_enter(LBS_DEB_CMD); - lbs_pr_debug(1, "CMD_RESP: @ %lu\n", jiffies); + lbs_deb_cmd("CMD_RESP: @ %lu\n", jiffies); /* Now we got response from FW, cancel the command timer */ del_timer(&adapter->command_timer); @@ -766,7 +734,7 @@ int libertas_process_rx_command(wlan_private * priv) spin_lock_irqsave(&adapter->driver_lock, flags); if (!adapter->cur_cmd) { - lbs_pr_debug(1, "CMD_RESP: NULL cur_cmd=%p\n", adapter->cur_cmd); + lbs_deb_cmd("CMD_RESP: NULL cur_cmd=%p\n", adapter->cur_cmd); ret = -1; spin_unlock_irqrestore(&adapter->driver_lock, flags); goto done; @@ -774,17 +742,17 @@ int libertas_process_rx_command(wlan_private * priv) resp = (struct cmd_ds_command *)(adapter->cur_cmd->bufvirtualaddr); lbs_dbg_hex("CMD_RESP:", adapter->cur_cmd->bufvirtualaddr, - priv->wlan_dev.upld_len); + priv->upld_len); respcmd = le16_to_cpu(resp->command); result = le16_to_cpu(resp->result); - lbs_pr_debug(1, "CMD_RESP: %x result: %d length: %d\n", respcmd, - result, priv->wlan_dev.upld_len); + lbs_deb_cmd("CMD_RESP: %x result: %d length: %d\n", respcmd, + result, priv->upld_len); if (!(respcmd & 0x8000)) { - lbs_pr_debug(1, "Invalid response to command!"); + lbs_deb_cmd("Invalid response to command!"); adapter->cur_cmd_retcode = -1; __libertas_cleanup_and_insert_cmd(priv, adapter->cur_cmd); adapter->nr_cmd_pending--; @@ -795,56 +763,52 @@ int libertas_process_rx_command(wlan_private * priv) } /* Store the response code to cur_cmd_retcode. */ - adapter->cur_cmd_retcode = le16_to_cpu(resp->result); + adapter->cur_cmd_retcode = result;; if (respcmd == cmd_ret_802_11_ps_mode) { - struct cmd_ds_802_11_ps_mode *psmode; + struct cmd_ds_802_11_ps_mode *psmode = &resp->params.psmode; + u16 action = le16_to_cpu(psmode->action); - psmode = &resp->params.psmode; - lbs_pr_debug(1, + lbs_deb_cmd( "CMD_RESP: PS_MODE cmd reply result=%#x action=0x%X\n", - resp->result, psmode->action); - psmode->action = cpu_to_le16(psmode->action); + result, action); if (result) { - lbs_pr_debug(1, "CMD_RESP: PS command failed- %#x \n", - resp->result); - if (adapter->mode == IW_MODE_ADHOC) { - /* - * We should not re-try enter-ps command in - * ad-hoc mode. It takes place in - * libertas_execute_next_command(). - */ - if (psmode->action == cmd_subcmd_enter_ps) - adapter->psmode = - wlan802_11powermodecam; - } - } else if (psmode->action == cmd_subcmd_enter_ps) { + lbs_deb_cmd("CMD_RESP: PS command failed- %#x \n", + result); + /* + * We should not re-try enter-ps command in + * ad-hoc mode. It takes place in + * libertas_execute_next_command(). + */ + if (adapter->mode == IW_MODE_ADHOC && + action == cmd_subcmd_enter_ps) + adapter->psmode = wlan802_11powermodecam; + } else if (action == cmd_subcmd_enter_ps) { adapter->needtowakeup = 0; adapter->psstate = PS_STATE_AWAKE; - lbs_pr_debug(1, "CMD_RESP: Enter_PS command response\n"); + lbs_deb_cmd("CMD_RESP: Enter_PS command response\n"); if (adapter->connect_status != libertas_connected) { /* * When Deauth Event received before Enter_PS command * response, We need to wake up the firmware. */ - lbs_pr_debug(1, + lbs_deb_cmd( "Disconnected, Going to invoke libertas_ps_wakeup\n"); - mutex_unlock(&adapter->lock); spin_unlock_irqrestore(&adapter->driver_lock, flags); + mutex_unlock(&adapter->lock); libertas_ps_wakeup(priv, 0); mutex_lock(&adapter->lock); spin_lock_irqsave(&adapter->driver_lock, flags); } - } else if (psmode->action == cmd_subcmd_exit_ps) { + } else if (action == cmd_subcmd_exit_ps) { adapter->needtowakeup = 0; adapter->psstate = PS_STATE_FULL_POWER; - lbs_pr_debug(1, "CMD_RESP: Exit_PS command response\n"); + lbs_deb_cmd("CMD_RESP: Exit_PS command response\n"); } else { - lbs_pr_debug(1, "CMD_RESP: PS- action=0x%X\n", - psmode->action); + lbs_deb_cmd("CMD_RESP: PS- action=0x%X\n", action); } __libertas_cleanup_and_insert_cmd(priv, adapter->cur_cmd); @@ -865,15 +829,15 @@ int libertas_process_rx_command(wlan_private * priv) /* If the command is not successful, cleanup and return failure */ if ((result != 0 || !(respcmd & 0x8000))) { - lbs_pr_debug(1, "CMD_RESP: command reply %#x result=%#x\n", - resp->command, resp->result); + lbs_deb_cmd("CMD_RESP: command reply %#x result=%#x\n", + respcmd, result); /* * Handling errors here */ switch (respcmd) { case cmd_ret_hw_spec_info: case cmd_ret_802_11_reset: - lbs_pr_debug(1, "CMD_RESP: Reset command failed\n"); + lbs_deb_cmd("CMD_RESP: Reset command failed\n"); break; } @@ -903,7 +867,7 @@ int libertas_process_rx_command(wlan_private * priv) done: mutex_unlock(&adapter->lock); - LEAVE(); + lbs_deb_enter_args(LBS_DEB_CMD, "ret %d", ret); return ret; } @@ -917,37 +881,37 @@ int libertas_process_event(wlan_private * priv) eventcause = adapter->eventcause; spin_unlock_irq(&adapter->driver_lock); - ENTER(); + lbs_deb_enter(LBS_DEB_CMD); - lbs_pr_debug(1, "EVENT Cause %x\n", eventcause); + lbs_deb_cmd("EVENT Cause %x\n", eventcause); switch (eventcause >> SBI_EVENT_CAUSE_SHIFT) { case MACREG_INT_CODE_LINK_SENSED: - lbs_pr_debug(1, "EVENT: MACREG_INT_CODE_LINK_SENSED\n"); + lbs_deb_cmd("EVENT: MACREG_INT_CODE_LINK_SENSED\n"); break; case MACREG_INT_CODE_DEAUTHENTICATED: - lbs_pr_debug(1, "EVENT: Deauthenticated\n"); + lbs_deb_cmd("EVENT: Deauthenticated\n"); libertas_mac_event_disconnected(priv); break; case MACREG_INT_CODE_DISASSOCIATED: - lbs_pr_debug(1, "EVENT: Disassociated\n"); + lbs_deb_cmd("EVENT: Disassociated\n"); libertas_mac_event_disconnected(priv); break; case MACREG_INT_CODE_LINK_LOSE_NO_SCAN: - lbs_pr_debug(1, "EVENT: Link lost\n"); + lbs_deb_cmd("EVENT: Link lost\n"); libertas_mac_event_disconnected(priv); break; case MACREG_INT_CODE_PS_SLEEP: - lbs_pr_debug(1, "EVENT: SLEEP\n"); - lbs_pr_debug(1, "_"); + lbs_deb_cmd("EVENT: SLEEP\n"); + lbs_deb_cmd("_"); /* handle unexpected PS SLEEP event */ if (adapter->psstate == PS_STATE_FULL_POWER) { - lbs_pr_debug(1, + lbs_deb_cmd( "EVENT: In FULL POWER mode - ignore PS SLEEP\n"); break; } @@ -958,12 +922,12 @@ int libertas_process_event(wlan_private * priv) break; case MACREG_INT_CODE_PS_AWAKE: - lbs_pr_debug(1, "EVENT: AWAKE \n"); - lbs_pr_debug(1, "|"); + lbs_deb_cmd("EVENT: AWAKE \n"); + lbs_deb_cmd("|"); /* handle unexpected PS AWAKE event */ if (adapter->psstate == PS_STATE_FULL_POWER) { - lbs_pr_debug(1, + lbs_deb_cmd( "EVENT: In FULL POWER mode - ignore PS AWAKE\n"); break; } @@ -977,18 +941,18 @@ int libertas_process_event(wlan_private * priv) * adapter->needtowakeup will be set to FALSE * in libertas_ps_wakeup() */ - lbs_pr_debug(1, "Waking up...\n"); + lbs_deb_cmd("Waking up...\n"); libertas_ps_wakeup(priv, 0); } break; case MACREG_INT_CODE_MIC_ERR_UNICAST: - lbs_pr_debug(1, "EVENT: UNICAST MIC ERROR\n"); + lbs_deb_cmd("EVENT: UNICAST MIC ERROR\n"); handle_mic_failureevent(priv, MACREG_INT_CODE_MIC_ERR_UNICAST); break; case MACREG_INT_CODE_MIC_ERR_MULTICAST: - lbs_pr_debug(1, "EVENT: MULTICAST MIC ERROR\n"); + lbs_deb_cmd("EVENT: MULTICAST MIC ERROR\n"); handle_mic_failureevent(priv, MACREG_INT_CODE_MIC_ERR_MULTICAST); break; case MACREG_INT_CODE_MIB_CHANGED: @@ -996,7 +960,7 @@ int libertas_process_event(wlan_private * priv) break; case MACREG_INT_CODE_ADHOC_BCN_LOST: - lbs_pr_debug(1, "EVENT: HWAC - ADHOC BCN LOST\n"); + lbs_deb_cmd("EVENT: HWAC - ADHOC BCN LOST\n"); break; case MACREG_INT_CODE_RSSI_LOW: @@ -1015,6 +979,17 @@ int libertas_process_event(wlan_private * priv) lbs_pr_alert( "EVENT: SNR_HIGH\n"); break; + case MACREG_INT_CODE_MESH_AUTO_STARTED: + lbs_pr_alert( "EVENT: MESH_AUTO_STARTED\n"); + adapter->connect_status = libertas_connected ; + if (priv->mesh_open == 1) { + netif_wake_queue(priv->mesh_dev) ; + netif_carrier_on(priv->mesh_dev) ; + } + adapter->mode = IW_MODE_ADHOC ; + schedule_work(&priv->sync_channel); + break; + default: lbs_pr_alert( "EVENT: unknown event id: %#x\n", eventcause >> SBI_EVENT_CAUSE_SHIFT); @@ -1024,6 +999,7 @@ int libertas_process_event(wlan_private * priv) spin_lock_irq(&adapter->driver_lock); adapter->eventcause = 0; spin_unlock_irq(&adapter->driver_lock); - LEAVE(); + + lbs_deb_enter_args(LBS_DEB_CMD, "ret %d", ret); return ret; } diff --git a/drivers/net/wireless/libertas/debugfs.c b/drivers/net/wireless/libertas/debugfs.c index 7d7bc5e86a5..715cbdaa1d4 100644 --- a/drivers/net/wireless/libertas/debugfs.c +++ b/drivers/net/wireless/libertas/debugfs.c @@ -4,6 +4,7 @@ #include <linux/delay.h> #include <linux/mm.h> #include <net/iw_handler.h> + #include "dev.h" #include "decl.h" #include "host.h" @@ -15,7 +16,9 @@ static char *szStates[] = { "Disconnected" }; -void libertas_debug_init(wlan_private * priv, struct net_device *dev); +#ifdef PROC_DEBUG +static void libertas_debug_init(wlan_private * priv, struct net_device *dev); +#endif static int open_file_generic(struct inode *inode, struct file *file) { @@ -60,43 +63,33 @@ static ssize_t libertas_getscantable(struct file *file, char __user *userbuf, int numscansdone = 0, res; unsigned long addr = get_zeroed_page(GFP_KERNEL); char *buf = (char *)addr; + struct bss_descriptor * iter_bss; pos += snprintf(buf+pos, len-pos, - "---------------------------------------"); - pos += snprintf(buf+pos, len-pos, - "---------------------------------------\n"); - pos += snprintf(buf+pos, len-pos, "# | ch | ss | bssid | cap | TSF | Qual | SSID \n"); - pos += snprintf(buf+pos, len-pos, - "---------------------------------------"); - pos += snprintf(buf+pos, len-pos, - "---------------------------------------\n"); - while (numscansdone < priv->adapter->numinscantable) { - struct bss_descriptor *pbssinfo; + mutex_lock(&priv->adapter->lock); + list_for_each_entry (iter_bss, &priv->adapter->network_list, list) { u16 cap; - pbssinfo = &priv->adapter->scantable[numscansdone]; - memcpy(&cap, &pbssinfo->cap, sizeof(cap)); + memcpy(&cap, &iter_bss->cap, sizeof(cap)); pos += snprintf(buf+pos, len-pos, - "%02u| %03d | %03ld | %02x:%02x:%02x:%02x:%02x:%02x |", - numscansdone, pbssinfo->channel, pbssinfo->rssi, - pbssinfo->macaddress[0], pbssinfo->macaddress[1], - pbssinfo->macaddress[2], pbssinfo->macaddress[3], - pbssinfo->macaddress[4], pbssinfo->macaddress[5]); + "%02u| %03d | %03ld | " MAC_FMT " |", + numscansdone, iter_bss->channel, iter_bss->rssi, + MAC_ARG(iter_bss->bssid)); pos += snprintf(buf+pos, len-pos, " %04x-", cap); pos += snprintf(buf+pos, len-pos, "%c%c%c |", - pbssinfo->cap.ibss ? 'A' : 'I', - pbssinfo->cap.privacy ? 'P' : ' ', - pbssinfo->cap.spectrummgmt ? 'S' : ' '); - pos += snprintf(buf+pos, len-pos, " %08llx |", pbssinfo->networktsf); - pos += snprintf(buf+pos, len-pos, " %d |", - SCAN_RSSI(priv->adapter->scantable[numscansdone].rssi)); - - pos += snprintf(buf+pos, len-pos, " %s\n", pbssinfo->ssid.ssid); + iter_bss->cap.ibss ? 'A' : 'I', + iter_bss->cap.privacy ? 'P' : ' ', + iter_bss->cap.spectrummgmt ? 'S' : ' '); + pos += snprintf(buf+pos, len-pos, " %08llx |", iter_bss->networktsf); + pos += snprintf(buf+pos, len-pos, " %d |", SCAN_RSSI(iter_bss->rssi)); + pos += snprintf(buf+pos, len-pos, " %s\n", + escape_essid(iter_bss->ssid, iter_bss->ssid_len)); numscansdone++; } + mutex_unlock(&priv->adapter->lock); res = simple_read_from_buffer(userbuf, count, ppos, buf, pos); @@ -111,7 +104,6 @@ static ssize_t libertas_sleepparams_write(struct file *file, wlan_private *priv = file->private_data; ssize_t buf_size, res; int p1, p2, p3, p4, p5, p6; - struct sleep_params sp; unsigned long addr = get_zeroed_page(GFP_KERNEL); char *buf = (char *)addr; @@ -125,14 +117,12 @@ static ssize_t libertas_sleepparams_write(struct file *file, res = -EFAULT; goto out_unlock; } - sp.sp_error = p1; - sp.sp_offset = p2; - sp.sp_stabletime = p3; - sp.sp_calcontrol = p4; - sp.sp_extsleepclk = p5; - sp.sp_reserved = p6; - - memcpy(&priv->adapter->sp, &sp, sizeof(struct sleep_params)); + priv->adapter->sp.sp_error = p1; + priv->adapter->sp.sp_offset = p2; + priv->adapter->sp.sp_stabletime = p3; + priv->adapter->sp.sp_calcontrol = p4; + priv->adapter->sp.sp_extsleepclk = p5; + priv->adapter->sp.sp_reserved = p6; res = libertas_prepare_and_send_command(priv, cmd_802_11_sleep_params, @@ -185,7 +175,6 @@ static ssize_t libertas_extscan(struct file *file, const char __user *userbuf, { wlan_private *priv = file->private_data; ssize_t res, buf_size; - struct WLAN_802_11_SSID extscan_ssid; union iwreq_data wrqu; unsigned long addr = get_zeroed_page(GFP_KERNEL); char *buf = (char *)addr; @@ -196,13 +185,10 @@ static ssize_t libertas_extscan(struct file *file, const char __user *userbuf, goto out_unlock; } - memcpy(&extscan_ssid.ssid, buf, strlen(buf)-1); - extscan_ssid.ssidlength = strlen(buf)-1; - - libertas_send_specific_SSID_scan(priv, &extscan_ssid, 1); + libertas_send_specific_ssid_scan(priv, buf, strlen(buf)-1, 0); memset(&wrqu, 0, sizeof(union iwreq_data)); - wireless_send_event(priv->wlan_dev.netdev, SIOCGIWSCAN, &wrqu, NULL); + wireless_send_event(priv->dev, SIOCGIWSCAN, &wrqu, NULL); out_unlock: free_page(addr); @@ -251,16 +237,13 @@ static void libertas_parse_bssid(char *buf, size_t count, { char *hold; unsigned int mac[ETH_ALEN]; - int i; hold = strstr(buf, "bssid="); if (!hold) return; hold += 6; - sscanf(hold, "%2x:%2x:%2x:%2x:%2x:%2x", mac, mac+1, mac+2, mac+3, - mac+4, mac+5); - for(i=0;i<ETH_ALEN;i++) - scan_cfg->specificBSSID[i] = mac[i]; + sscanf(hold, MAC_FMT, mac, mac+1, mac+2, mac+3, mac+4, mac+5); + memcpy(scan_cfg->bssid, mac, ETH_ALEN); } static void libertas_parse_ssid(char *buf, size_t count, @@ -278,28 +261,26 @@ static void libertas_parse_ssid(char *buf, size_t count, end = buf + count - 1; size = min((size_t)IW_ESSID_MAX_SIZE, (size_t) (end - hold)); - strncpy(scan_cfg->specificSSID, hold, size); + strncpy(scan_cfg->ssid, hold, size); return; } -static void libertas_parse_keep(char *buf, size_t count, - struct wlan_ioctl_user_scan_cfg *scan_cfg) +static int libertas_parse_clear(char *buf, size_t count, const char *tag) { char *hold; int val; - hold = strstr(buf, "keep="); + hold = strstr(buf, tag); if (!hold) - return; - hold += 5; + return 0; + hold += strlen(tag); sscanf(hold, "%d", &val); if (val != 0) val = 1; - scan_cfg->keeppreviousscan = val; - return; + return val; } static int libertas_parse_dur(char *buf, size_t count, @@ -382,17 +363,18 @@ static ssize_t libertas_setuserscan(struct file *file, dur = libertas_parse_dur(buf, count, scan_cfg); libertas_parse_chan(buf, count, scan_cfg, dur); libertas_parse_bssid(buf, count, scan_cfg); + scan_cfg->clear_bssid = libertas_parse_clear(buf, count, "clear_bssid="); libertas_parse_ssid(buf, count, scan_cfg); - libertas_parse_keep(buf, count, scan_cfg); + scan_cfg->clear_ssid = libertas_parse_clear(buf, count, "clear_ssid="); libertas_parse_probes(buf, count, scan_cfg); libertas_parse_type(buf, count, scan_cfg); - wlan_scan_networks(priv, scan_cfg); + wlan_scan_networks(priv, scan_cfg, 1); wait_event_interruptible(priv->adapter->cmd_pending, !priv->adapter->nr_cmd_pending); memset(&wrqu, 0x00, sizeof(union iwreq_data)); - wireless_send_event(priv->wlan_dev.netdev, SIOCGIWSCAN, &wrqu, NULL); + wireless_send_event(priv->dev, SIOCGIWSCAN, &wrqu, NULL); out_unlock: free_page(addr); @@ -407,11 +389,11 @@ static int libertas_event_initcmd(wlan_private *priv, void **response_buf, u16 wait_option = cmd_option_waitforrsp; if (!(*cmdnode = libertas_get_free_cmd_ctrl_node(priv))) { - lbs_pr_debug(1, "failed libertas_get_free_cmd_ctrl_node\n"); + lbs_deb_debugfs("failed libertas_get_free_cmd_ctrl_node\n"); return -ENOMEM; } if (!(*response_buf = kmalloc(3000, GFP_KERNEL))) { - lbs_pr_debug(1, "failed to allocate response buffer!\n"); + lbs_deb_debugfs("failed to allocate response buffer!\n"); return -ENOMEM; } libertas_set_cmd_ctrl_node(priv, *cmdnode, 0, wait_option, NULL); @@ -420,8 +402,8 @@ static int libertas_event_initcmd(wlan_private *priv, void **response_buf, (*cmdnode)->cmdflags |= CMD_F_HOSTCMD; (*cmdnode)->cmdwaitqwoken = 0; *cmd = (struct cmd_ds_command *)(*cmdnode)->bufvirtualaddr; - (*cmd)->command = cmd_802_11_subscribe_event; - (*cmd)->seqnum = ++priv->adapter->seqnum; + (*cmd)->command = cpu_to_le16(cmd_802_11_subscribe_event); + (*cmd)->seqnum = cpu_to_le16(++priv->adapter->seqnum); (*cmd)->result = 0; return 0; } @@ -447,26 +429,25 @@ static ssize_t libertas_lowrssi_read(struct file *file, char __user *userbuf, } event = &pcmdptr->params.subscribe_event; - event->action = cmd_act_get; - pcmdptr->size = - cpu_to_le16(sizeof(struct cmd_ds_802_11_subscribe_event) + S_DS_GEN); + event->action = cpu_to_le16(cmd_act_get); + pcmdptr->size = cpu_to_le16(sizeof(*event) + S_DS_GEN); libertas_queue_cmd(adapter, pcmdnode, 1); wake_up_interruptible(&priv->mainthread.waitq); /* Sleep until response is generated by FW */ wait_event_interruptible(pcmdnode->cmdwait_q, - pcmdnode->cmdwaitqwoken); + pcmdnode->cmdwaitqwoken); pcmdptr = response_buf; if (pcmdptr->result) { - lbs_pr_err("%s: fail, result=%d\n", __FUNCTION__, - pcmdptr->result); + lbs_pr_err("%s: fail, result=%d\n", __func__, + le16_to_cpu(pcmdptr->result)); kfree(response_buf); free_page(addr); return 0; } - if (pcmdptr->command != cmd_ret_802_11_subscribe_event) { + if (pcmdptr->command != cpu_to_le16(cmd_ret_802_11_subscribe_event)) { lbs_pr_err("command response incorrect!\n"); kfree(response_buf); free_page(addr); @@ -474,17 +455,17 @@ static ssize_t libertas_lowrssi_read(struct file *file, char __user *userbuf, } cmd_len = S_DS_GEN + sizeof(struct cmd_ds_802_11_subscribe_event); - event = (struct cmd_ds_802_11_subscribe_event *)(response_buf + S_DS_GEN); - while (cmd_len < pcmdptr->size) { - struct mrvlietypesheader *header = (struct mrvlietypesheader *)(response_buf + cmd_len); - switch(header->type) { + event = (void *)(response_buf + S_DS_GEN); + while (cmd_len < le16_to_cpu(pcmdptr->size)) { + struct mrvlietypesheader *header = (void *)(response_buf + cmd_len); + switch (header->type) { struct mrvlietypes_rssithreshold *Lowrssi; - case TLV_TYPE_RSSI_LOW: - Lowrssi = (struct mrvlietypes_rssithreshold *)(response_buf + cmd_len); - pos += snprintf(buf+pos, len-pos, "%d %d %d\n", - Lowrssi->rssivalue, - Lowrssi->rssifreq, - (event->events & 0x0001)?1:0); + case __constant_cpu_to_le16(TLV_TYPE_RSSI_LOW): + Lowrssi = (void *)(response_buf + cmd_len); + pos += snprintf(buf+pos, len-pos, "%d %d %d\n", + Lowrssi->rssivalue, + Lowrssi->rssifreq, + (event->events & cpu_to_le16(0x0001))?1:0); default: cmd_len += sizeof(struct mrvlietypes_snrthreshold); break; @@ -512,21 +493,20 @@ static u16 libertas_get_events_bitmap(wlan_private *priv) return res; event = &pcmdptr->params.subscribe_event; - event->action = cmd_act_get; - pcmdptr->size = - cpu_to_le16(sizeof(struct cmd_ds_802_11_subscribe_event) + S_DS_GEN); + event->action = cpu_to_le16(cmd_act_get); + pcmdptr->size = cpu_to_le16(sizeof(*event) + S_DS_GEN); libertas_queue_cmd(adapter, pcmdnode, 1); wake_up_interruptible(&priv->mainthread.waitq); /* Sleep until response is generated by FW */ wait_event_interruptible(pcmdnode->cmdwait_q, - pcmdnode->cmdwaitqwoken); + pcmdnode->cmdwaitqwoken); pcmdptr = response_buf; if (pcmdptr->result) { - lbs_pr_err("%s: fail, result=%d\n", __FUNCTION__, - pcmdptr->result); + lbs_pr_err("%s: fail, result=%d\n", __func__, + le16_to_cpu(pcmdptr->result)); kfree(response_buf); return 0; } @@ -538,7 +518,7 @@ static u16 libertas_get_events_bitmap(wlan_private *priv) } event = (struct cmd_ds_802_11_subscribe_event *)(response_buf + S_DS_GEN); - event_bitmap = event->events; + event_bitmap = le16_to_cpu(event->events); kfree(response_buf); return event_bitmap; } @@ -579,7 +559,7 @@ static ssize_t libertas_lowrssi_write(struct file *file, goto out_unlock; event = &pcmdptr->params.subscribe_event; - event->action = cmd_act_set; + event->action = cpu_to_le16(cmd_act_set); pcmdptr->size = cpu_to_le16(S_DS_GEN + sizeof(struct cmd_ds_802_11_subscribe_event) + sizeof(struct mrvlietypes_rssithreshold)); @@ -588,30 +568,30 @@ static ssize_t libertas_lowrssi_write(struct file *file, ptr = (u8*) pcmdptr+cmd_len; rssi_threshold = (struct mrvlietypes_rssithreshold *)(ptr); rssi_threshold->header.type = cpu_to_le16(0x0104); - rssi_threshold->header.len = 2; - rssi_threshold->rssivalue = cpu_to_le16(value); - rssi_threshold->rssifreq = cpu_to_le16(freq); + rssi_threshold->header.len = cpu_to_le16(2); + rssi_threshold->rssivalue = value; + rssi_threshold->rssifreq = freq; event_bitmap |= subscribed ? 0x0001 : 0x0; - event->events = event_bitmap; + event->events = cpu_to_le16(event_bitmap); libertas_queue_cmd(adapter, pcmdnode, 1); wake_up_interruptible(&priv->mainthread.waitq); /* Sleep until response is generated by FW */ wait_event_interruptible(pcmdnode->cmdwait_q, - pcmdnode->cmdwaitqwoken); + pcmdnode->cmdwaitqwoken); pcmdptr = response_buf; if (pcmdptr->result) { - lbs_pr_err("%s: fail, result=%d\n", __FUNCTION__, - pcmdptr->result); + lbs_pr_err("%s: fail, result=%d\n", __func__, + le16_to_cpu(pcmdptr->result)); kfree(response_buf); free_page(addr); return 0; } - if (pcmdptr->command != cmd_ret_802_11_subscribe_event) { + if (pcmdptr->command != cpu_to_le16(cmd_ret_802_11_subscribe_event)) { lbs_pr_err("command response incorrect!\n"); kfree(response_buf); free_page(addr); @@ -645,27 +625,26 @@ static ssize_t libertas_lowsnr_read(struct file *file, char __user *userbuf, } event = &pcmdptr->params.subscribe_event; - event->action = cmd_act_get; - pcmdptr->size = - cpu_to_le16(sizeof(struct cmd_ds_802_11_subscribe_event) + S_DS_GEN); + event->action = cpu_to_le16(cmd_act_get); + pcmdptr->size = cpu_to_le16(sizeof(*event) + S_DS_GEN); libertas_queue_cmd(adapter, pcmdnode, 1); wake_up_interruptible(&priv->mainthread.waitq); /* Sleep until response is generated by FW */ wait_event_interruptible(pcmdnode->cmdwait_q, - pcmdnode->cmdwaitqwoken); + pcmdnode->cmdwaitqwoken); pcmdptr = response_buf; if (pcmdptr->result) { - lbs_pr_err("%s: fail, result=%d\n", __FUNCTION__, - pcmdptr->result); + lbs_pr_err("%s: fail, result=%d\n", __func__, + le16_to_cpu(pcmdptr->result)); kfree(response_buf); free_page(addr); return 0; } - if (pcmdptr->command != cmd_ret_802_11_subscribe_event) { + if (pcmdptr->command != cpu_to_le16(cmd_ret_802_11_subscribe_event)) { lbs_pr_err("command response incorrect!\n"); kfree(response_buf); free_page(addr); @@ -673,17 +652,17 @@ static ssize_t libertas_lowsnr_read(struct file *file, char __user *userbuf, } cmd_len = S_DS_GEN + sizeof(struct cmd_ds_802_11_subscribe_event); - event = (struct cmd_ds_802_11_subscribe_event *)(response_buf + S_DS_GEN); - while (cmd_len < pcmdptr->size) { - struct mrvlietypesheader *header = (struct mrvlietypesheader *)(response_buf + cmd_len); - switch(header->type) { + event = (void *)(response_buf + S_DS_GEN); + while (cmd_len < le16_to_cpu(pcmdptr->size)) { + struct mrvlietypesheader *header = (void *)(response_buf + cmd_len); + switch (header->type) { struct mrvlietypes_snrthreshold *LowSnr; - case TLV_TYPE_SNR_LOW: - LowSnr = (struct mrvlietypes_snrthreshold *)(response_buf + cmd_len); - pos += snprintf(buf+pos, len-pos, "%d %d %d\n", - LowSnr->snrvalue, - LowSnr->snrfreq, - (event->events & 0x0002)?1:0); + case __constant_cpu_to_le16(TLV_TYPE_SNR_LOW): + LowSnr = (void *)(response_buf + cmd_len); + pos += snprintf(buf+pos, len-pos, "%d %d %d\n", + LowSnr->snrvalue, + LowSnr->snrfreq, + (event->events & cpu_to_le16(0x0002))?1:0); default: cmd_len += sizeof(struct mrvlietypes_snrthreshold); break; @@ -733,7 +712,7 @@ static ssize_t libertas_lowsnr_write(struct file *file, goto out_unlock; event = &pcmdptr->params.subscribe_event; - event->action = cmd_act_set; + event->action = cpu_to_le16(cmd_act_set); pcmdptr->size = cpu_to_le16(S_DS_GEN + sizeof(struct cmd_ds_802_11_subscribe_event) + sizeof(struct mrvlietypes_snrthreshold)); @@ -741,30 +720,30 @@ static ssize_t libertas_lowsnr_write(struct file *file, ptr = (u8*) pcmdptr+cmd_len; snr_threshold = (struct mrvlietypes_snrthreshold *)(ptr); snr_threshold->header.type = cpu_to_le16(TLV_TYPE_SNR_LOW); - snr_threshold->header.len = 2; - snr_threshold->snrvalue = cpu_to_le16(value); - snr_threshold->snrfreq = cpu_to_le16(freq); + snr_threshold->header.len = cpu_to_le16(2); + snr_threshold->snrvalue = value; + snr_threshold->snrfreq = freq; event_bitmap |= subscribed ? 0x0002 : 0x0; - event->events = event_bitmap; + event->events = cpu_to_le16(event_bitmap); libertas_queue_cmd(adapter, pcmdnode, 1); wake_up_interruptible(&priv->mainthread.waitq); /* Sleep until response is generated by FW */ wait_event_interruptible(pcmdnode->cmdwait_q, - pcmdnode->cmdwaitqwoken); + pcmdnode->cmdwaitqwoken); pcmdptr = response_buf; if (pcmdptr->result) { - lbs_pr_err("%s: fail, result=%d\n", __FUNCTION__, - pcmdptr->result); + lbs_pr_err("%s: fail, result=%d\n", __func__, + le16_to_cpu(pcmdptr->result)); kfree(response_buf); free_page(addr); return 0; } - if (pcmdptr->command != cmd_ret_802_11_subscribe_event) { + if (pcmdptr->command != cpu_to_le16(cmd_ret_802_11_subscribe_event)) { lbs_pr_err("command response incorrect!\n"); kfree(response_buf); free_page(addr); @@ -799,27 +778,26 @@ static ssize_t libertas_failcount_read(struct file *file, char __user *userbuf, } event = &pcmdptr->params.subscribe_event; - event->action = cmd_act_get; - pcmdptr->size = - cpu_to_le16(sizeof(struct cmd_ds_802_11_subscribe_event) + S_DS_GEN); + event->action = cpu_to_le16(cmd_act_get); + pcmdptr->size = cpu_to_le16(sizeof(*event) + S_DS_GEN); libertas_queue_cmd(adapter, pcmdnode, 1); wake_up_interruptible(&priv->mainthread.waitq); /* Sleep until response is generated by FW */ wait_event_interruptible(pcmdnode->cmdwait_q, - pcmdnode->cmdwaitqwoken); + pcmdnode->cmdwaitqwoken); pcmdptr = response_buf; if (pcmdptr->result) { - lbs_pr_err("%s: fail, result=%d\n", __FUNCTION__, - pcmdptr->result); + lbs_pr_err("%s: fail, result=%d\n", __func__, + le16_to_cpu(pcmdptr->result)); kfree(response_buf); free_page(addr); return 0; } - if (pcmdptr->command != cmd_ret_802_11_subscribe_event) { + if (pcmdptr->command != cpu_to_le16(cmd_ret_802_11_subscribe_event)) { lbs_pr_err("command response incorrect!\n"); kfree(response_buf); free_page(addr); @@ -827,17 +805,17 @@ static ssize_t libertas_failcount_read(struct file *file, char __user *userbuf, } cmd_len = S_DS_GEN + sizeof(struct cmd_ds_802_11_subscribe_event); - event = (struct cmd_ds_802_11_subscribe_event *)(response_buf + S_DS_GEN); - while (cmd_len < pcmdptr->size) { - struct mrvlietypesheader *header = (struct mrvlietypesheader *)(response_buf + cmd_len); - switch(header->type) { + event = (void *)(response_buf + S_DS_GEN); + while (cmd_len < le16_to_cpu(pcmdptr->size)) { + struct mrvlietypesheader *header = (void *)(response_buf + cmd_len); + switch (header->type) { struct mrvlietypes_failurecount *failcount; - case TLV_TYPE_FAILCOUNT: - failcount = (struct mrvlietypes_failurecount *)(response_buf + cmd_len); - pos += snprintf(buf+pos, len-pos, "%d %d %d\n", - failcount->failvalue, - failcount->Failfreq, - (event->events & 0x0004)?1:0); + case __constant_cpu_to_le16(TLV_TYPE_FAILCOUNT): + failcount = (void *)(response_buf + cmd_len); + pos += snprintf(buf+pos, len-pos, "%d %d %d\n", + failcount->failvalue, + failcount->Failfreq, + (event->events & cpu_to_le16(0x0004))?1:0); default: cmd_len += sizeof(struct mrvlietypes_failurecount); break; @@ -886,7 +864,7 @@ static ssize_t libertas_failcount_write(struct file *file, goto out_unlock; event = &pcmdptr->params.subscribe_event; - event->action = cmd_act_set; + event->action = cpu_to_le16(cmd_act_set); pcmdptr->size = cpu_to_le16(S_DS_GEN + sizeof(struct cmd_ds_802_11_subscribe_event) + sizeof(struct mrvlietypes_failurecount)); @@ -894,30 +872,30 @@ static ssize_t libertas_failcount_write(struct file *file, ptr = (u8*) pcmdptr+cmd_len; failcount = (struct mrvlietypes_failurecount *)(ptr); failcount->header.type = cpu_to_le16(TLV_TYPE_FAILCOUNT); - failcount->header.len = 2; - failcount->failvalue = cpu_to_le16(value); - failcount->Failfreq = cpu_to_le16(freq); + failcount->header.len = cpu_to_le16(2); + failcount->failvalue = value; + failcount->Failfreq = freq; event_bitmap |= subscribed ? 0x0004 : 0x0; - event->events = event_bitmap; + event->events = cpu_to_le16(event_bitmap); libertas_queue_cmd(adapter, pcmdnode, 1); wake_up_interruptible(&priv->mainthread.waitq); /* Sleep until response is generated by FW */ wait_event_interruptible(pcmdnode->cmdwait_q, - pcmdnode->cmdwaitqwoken); + pcmdnode->cmdwaitqwoken); pcmdptr = (struct cmd_ds_command *)response_buf; if (pcmdptr->result) { - lbs_pr_err("%s: fail, result=%d\n", __FUNCTION__, - pcmdptr->result); + lbs_pr_err("%s: fail, result=%d\n", __func__, + le16_to_cpu(pcmdptr->result)); kfree(response_buf); free_page(addr); return 0; } - if (pcmdptr->command != cmd_ret_802_11_subscribe_event) { + if (pcmdptr->command != cpu_to_le16(cmd_ret_802_11_subscribe_event)) { lbs_pr_err("command response incorrect!\n"); kfree(response_buf); free_page(addr); @@ -951,27 +929,26 @@ static ssize_t libertas_bcnmiss_read(struct file *file, char __user *userbuf, } event = &pcmdptr->params.subscribe_event; - event->action = cmd_act_get; - pcmdptr->size = - cpu_to_le16(sizeof(struct cmd_ds_802_11_subscribe_event) + S_DS_GEN); + event->action = cpu_to_le16(cmd_act_get); + pcmdptr->size = cpu_to_le16(sizeof(*event) + S_DS_GEN); libertas_queue_cmd(adapter, pcmdnode, 1); wake_up_interruptible(&priv->mainthread.waitq); /* Sleep until response is generated by FW */ wait_event_interruptible(pcmdnode->cmdwait_q, - pcmdnode->cmdwaitqwoken); + pcmdnode->cmdwaitqwoken); pcmdptr = response_buf; if (pcmdptr->result) { - lbs_pr_err("%s: fail, result=%d\n", __FUNCTION__, - pcmdptr->result); + lbs_pr_err("%s: fail, result=%d\n", __func__, + le16_to_cpu(pcmdptr->result)); free_page(addr); kfree(response_buf); return 0; } - if (pcmdptr->command != cmd_ret_802_11_subscribe_event) { + if (pcmdptr->command != cpu_to_le16(cmd_ret_802_11_subscribe_event)) { lbs_pr_err("command response incorrect!\n"); free_page(addr); kfree(response_buf); @@ -979,16 +956,16 @@ static ssize_t libertas_bcnmiss_read(struct file *file, char __user *userbuf, } cmd_len = S_DS_GEN + sizeof(struct cmd_ds_802_11_subscribe_event); - event = (struct cmd_ds_802_11_subscribe_event *)(response_buf + S_DS_GEN); - while (cmd_len < pcmdptr->size) { - struct mrvlietypesheader *header = (struct mrvlietypesheader *)(response_buf + cmd_len); - switch(header->type) { + event = (void *)(response_buf + S_DS_GEN); + while (cmd_len < le16_to_cpu(pcmdptr->size)) { + struct mrvlietypesheader *header = (void *)(response_buf + cmd_len); + switch (header->type) { struct mrvlietypes_beaconsmissed *bcnmiss; - case TLV_TYPE_BCNMISS: - bcnmiss = (struct mrvlietypes_beaconsmissed *)(response_buf + cmd_len); - pos += snprintf(buf+pos, len-pos, "%d N/A %d\n", - bcnmiss->beaconmissed, - (event->events & 0x0008)?1:0); + case __constant_cpu_to_le16(TLV_TYPE_BCNMISS): + bcnmiss = (void *)(response_buf + cmd_len); + pos += snprintf(buf+pos, len-pos, "%d N/A %d\n", + bcnmiss->beaconmissed, + (event->events & cpu_to_le16(0x0008))?1:0); default: cmd_len += sizeof(struct mrvlietypes_beaconsmissed); break; @@ -1038,7 +1015,7 @@ static ssize_t libertas_bcnmiss_write(struct file *file, goto out_unlock; event = &pcmdptr->params.subscribe_event; - event->action = cmd_act_set; + event->action = cpu_to_le16(cmd_act_set); pcmdptr->size = cpu_to_le16(S_DS_GEN + sizeof(struct cmd_ds_802_11_subscribe_event) + sizeof(struct mrvlietypes_beaconsmissed)); @@ -1046,29 +1023,29 @@ static ssize_t libertas_bcnmiss_write(struct file *file, ptr = (u8*) pcmdptr+cmd_len; bcnmiss = (struct mrvlietypes_beaconsmissed *)(ptr); bcnmiss->header.type = cpu_to_le16(TLV_TYPE_BCNMISS); - bcnmiss->header.len = 2; - bcnmiss->beaconmissed = cpu_to_le16(value); + bcnmiss->header.len = cpu_to_le16(2); + bcnmiss->beaconmissed = value; event_bitmap |= subscribed ? 0x0008 : 0x0; - event->events = event_bitmap; + event->events = cpu_to_le16(event_bitmap); libertas_queue_cmd(adapter, pcmdnode, 1); wake_up_interruptible(&priv->mainthread.waitq); /* Sleep until response is generated by FW */ wait_event_interruptible(pcmdnode->cmdwait_q, - pcmdnode->cmdwaitqwoken); + pcmdnode->cmdwaitqwoken); pcmdptr = response_buf; if (pcmdptr->result) { - lbs_pr_err("%s: fail, result=%d\n", __FUNCTION__, - pcmdptr->result); + lbs_pr_err("%s: fail, result=%d\n", __func__, + le16_to_cpu(pcmdptr->result)); kfree(response_buf); free_page(addr); return 0; } - if (pcmdptr->command != cmd_ret_802_11_subscribe_event) { + if (pcmdptr->command != cpu_to_le16(cmd_ret_802_11_subscribe_event)) { lbs_pr_err("command response incorrect!\n"); free_page(addr); kfree(response_buf); @@ -1102,27 +1079,26 @@ static ssize_t libertas_highrssi_read(struct file *file, char __user *userbuf, } event = &pcmdptr->params.subscribe_event; - event->action = cmd_act_get; - pcmdptr->size = - cpu_to_le16(sizeof(struct cmd_ds_802_11_subscribe_event) + S_DS_GEN); + event->action = cpu_to_le16(cmd_act_get); + pcmdptr->size = cpu_to_le16(sizeof(*event) + S_DS_GEN); libertas_queue_cmd(adapter, pcmdnode, 1); wake_up_interruptible(&priv->mainthread.waitq); /* Sleep until response is generated by FW */ wait_event_interruptible(pcmdnode->cmdwait_q, - pcmdnode->cmdwaitqwoken); + pcmdnode->cmdwaitqwoken); pcmdptr = response_buf; if (pcmdptr->result) { - lbs_pr_err("%s: fail, result=%d\n", __FUNCTION__, - pcmdptr->result); + lbs_pr_err("%s: fail, result=%d\n", __func__, + le16_to_cpu(pcmdptr->result)); kfree(response_buf); free_page(addr); return 0; } - if (pcmdptr->command != cmd_ret_802_11_subscribe_event) { + if (pcmdptr->command != cpu_to_le16(cmd_ret_802_11_subscribe_event)) { lbs_pr_err("command response incorrect!\n"); kfree(response_buf); free_page(addr); @@ -1130,17 +1106,17 @@ static ssize_t libertas_highrssi_read(struct file *file, char __user *userbuf, } cmd_len = S_DS_GEN + sizeof(struct cmd_ds_802_11_subscribe_event); - event = (struct cmd_ds_802_11_subscribe_event *)(response_buf + S_DS_GEN); - while (cmd_len < pcmdptr->size) { - struct mrvlietypesheader *header = (struct mrvlietypesheader *)(response_buf + cmd_len); - switch(header->type) { + event = (void *)(response_buf + S_DS_GEN); + while (cmd_len < le16_to_cpu(pcmdptr->size)) { + struct mrvlietypesheader *header = (void *)(response_buf + cmd_len); + switch (header->type) { struct mrvlietypes_rssithreshold *Highrssi; - case TLV_TYPE_RSSI_HIGH: - Highrssi = (struct mrvlietypes_rssithreshold *)(response_buf + cmd_len); - pos += snprintf(buf+pos, len-pos, "%d %d %d\n", - Highrssi->rssivalue, - Highrssi->rssifreq, - (event->events & 0x0010)?1:0); + case __constant_cpu_to_le16(TLV_TYPE_RSSI_HIGH): + Highrssi = (void *)(response_buf + cmd_len); + pos += snprintf(buf+pos, len-pos, "%d %d %d\n", + Highrssi->rssivalue, + Highrssi->rssifreq, + (event->events & cpu_to_le16(0x0010))?1:0); default: cmd_len += sizeof(struct mrvlietypes_snrthreshold); break; @@ -1190,7 +1166,7 @@ static ssize_t libertas_highrssi_write(struct file *file, goto out_unlock; event = &pcmdptr->params.subscribe_event; - event->action = cmd_act_set; + event->action = cpu_to_le16(cmd_act_set); pcmdptr->size = cpu_to_le16(S_DS_GEN + sizeof(struct cmd_ds_802_11_subscribe_event) + sizeof(struct mrvlietypes_rssithreshold)); @@ -1198,29 +1174,29 @@ static ssize_t libertas_highrssi_write(struct file *file, ptr = (u8*) pcmdptr+cmd_len; rssi_threshold = (struct mrvlietypes_rssithreshold *)(ptr); rssi_threshold->header.type = cpu_to_le16(TLV_TYPE_RSSI_HIGH); - rssi_threshold->header.len = 2; - rssi_threshold->rssivalue = cpu_to_le16(value); - rssi_threshold->rssifreq = cpu_to_le16(freq); + rssi_threshold->header.len = cpu_to_le16(2); + rssi_threshold->rssivalue = value; + rssi_threshold->rssifreq = freq; event_bitmap |= subscribed ? 0x0010 : 0x0; - event->events = event_bitmap; + event->events = cpu_to_le16(event_bitmap); libertas_queue_cmd(adapter, pcmdnode, 1); wake_up_interruptible(&priv->mainthread.waitq); /* Sleep until response is generated by FW */ wait_event_interruptible(pcmdnode->cmdwait_q, - pcmdnode->cmdwaitqwoken); + pcmdnode->cmdwaitqwoken); pcmdptr = response_buf; if (pcmdptr->result) { - lbs_pr_err("%s: fail, result=%d\n", __FUNCTION__, - pcmdptr->result); + lbs_pr_err("%s: fail, result=%d\n", __func__, + le16_to_cpu(pcmdptr->result)); kfree(response_buf); return 0; } - if (pcmdptr->command != cmd_ret_802_11_subscribe_event) { + if (pcmdptr->command != cpu_to_le16(cmd_ret_802_11_subscribe_event)) { lbs_pr_err("command response incorrect!\n"); kfree(response_buf); return 0; @@ -1253,27 +1229,26 @@ static ssize_t libertas_highsnr_read(struct file *file, char __user *userbuf, } event = &pcmdptr->params.subscribe_event; - event->action = cmd_act_get; - pcmdptr->size = - cpu_to_le16(sizeof(struct cmd_ds_802_11_subscribe_event) + S_DS_GEN); + event->action = cpu_to_le16(cmd_act_get); + pcmdptr->size = cpu_to_le16(sizeof(*event) + S_DS_GEN); libertas_queue_cmd(adapter, pcmdnode, 1); wake_up_interruptible(&priv->mainthread.waitq); /* Sleep until response is generated by FW */ wait_event_interruptible(pcmdnode->cmdwait_q, - pcmdnode->cmdwaitqwoken); + pcmdnode->cmdwaitqwoken); pcmdptr = response_buf; if (pcmdptr->result) { - lbs_pr_err("%s: fail, result=%d\n", __FUNCTION__, - pcmdptr->result); + lbs_pr_err("%s: fail, result=%d\n", __func__, + le16_to_cpu(pcmdptr->result)); kfree(response_buf); free_page(addr); return 0; } - if (pcmdptr->command != cmd_ret_802_11_subscribe_event) { + if (pcmdptr->command != cpu_to_le16(cmd_ret_802_11_subscribe_event)) { lbs_pr_err("command response incorrect!\n"); kfree(response_buf); free_page(addr); @@ -1281,17 +1256,17 @@ static ssize_t libertas_highsnr_read(struct file *file, char __user *userbuf, } cmd_len = S_DS_GEN + sizeof(struct cmd_ds_802_11_subscribe_event); - event = (struct cmd_ds_802_11_subscribe_event *)(response_buf + S_DS_GEN); - while (cmd_len < pcmdptr->size) { - struct mrvlietypesheader *header = (struct mrvlietypesheader *)(response_buf + cmd_len); - switch(header->type) { + event = (void *)(response_buf + S_DS_GEN); + while (cmd_len < le16_to_cpu(pcmdptr->size)) { + struct mrvlietypesheader *header = (void *)(response_buf + cmd_len); + switch (header->type) { struct mrvlietypes_snrthreshold *HighSnr; - case TLV_TYPE_SNR_HIGH: - HighSnr = (struct mrvlietypes_snrthreshold *)(response_buf + cmd_len); - pos += snprintf(buf+pos, len-pos, "%d %d %d\n", - HighSnr->snrvalue, - HighSnr->snrfreq, - (event->events & 0x0020)?1:0); + case __constant_cpu_to_le16(TLV_TYPE_SNR_HIGH): + HighSnr = (void *)(response_buf + cmd_len); + pos += snprintf(buf+pos, len-pos, "%d %d %d\n", + HighSnr->snrvalue, + HighSnr->snrfreq, + (event->events & cpu_to_le16(0x0020))?1:0); default: cmd_len += sizeof(struct mrvlietypes_snrthreshold); break; @@ -1341,7 +1316,7 @@ static ssize_t libertas_highsnr_write(struct file *file, goto out_unlock; event = &pcmdptr->params.subscribe_event; - event->action = cmd_act_set; + event->action = cpu_to_le16(cmd_act_set); pcmdptr->size = cpu_to_le16(S_DS_GEN + sizeof(struct cmd_ds_802_11_subscribe_event) + sizeof(struct mrvlietypes_snrthreshold)); @@ -1349,30 +1324,30 @@ static ssize_t libertas_highsnr_write(struct file *file, ptr = (u8*) pcmdptr+cmd_len; snr_threshold = (struct mrvlietypes_snrthreshold *)(ptr); snr_threshold->header.type = cpu_to_le16(TLV_TYPE_SNR_HIGH); - snr_threshold->header.len = 2; - snr_threshold->snrvalue = cpu_to_le16(value); - snr_threshold->snrfreq = cpu_to_le16(freq); + snr_threshold->header.len = cpu_to_le16(2); + snr_threshold->snrvalue = value; + snr_threshold->snrfreq = freq; event_bitmap |= subscribed ? 0x0020 : 0x0; - event->events = event_bitmap; + event->events = cpu_to_le16(event_bitmap); libertas_queue_cmd(adapter, pcmdnode, 1); wake_up_interruptible(&priv->mainthread.waitq); /* Sleep until response is generated by FW */ wait_event_interruptible(pcmdnode->cmdwait_q, - pcmdnode->cmdwaitqwoken); + pcmdnode->cmdwaitqwoken); pcmdptr = response_buf; if (pcmdptr->result) { - lbs_pr_err("%s: fail, result=%d\n", __FUNCTION__, - pcmdptr->result); + lbs_pr_err("%s: fail, result=%d\n", __func__, + le16_to_cpu(pcmdptr->result)); kfree(response_buf); free_page(addr); return 0; } - if (pcmdptr->command != cmd_ret_802_11_subscribe_event) { + if (pcmdptr->command != cpu_to_le16(cmd_ret_802_11_subscribe_event)) { lbs_pr_err("command response incorrect!\n"); kfree(response_buf); free_page(addr); @@ -1760,7 +1735,7 @@ void libertas_debugfs_remove_one(wlan_private *priv) debugfs_remove(priv->regs_dir); - for(i=0; i<ARRAY_SIZE(debugfs_files); i++) + for(i=0; i<ARRAY_SIZE(debugfs_events_files); i++) debugfs_remove(priv->debugfs_events_files[i]); debugfs_remove(priv->events_dir); @@ -1769,13 +1744,19 @@ void libertas_debugfs_remove_one(wlan_private *priv) #endif for(i=0; i<ARRAY_SIZE(debugfs_files); i++) debugfs_remove(priv->debugfs_files[i]); + debugfs_remove(priv->debugfs_dir); } + + /* debug entry */ +#ifdef PROC_DEBUG + #define item_size(n) (FIELD_SIZEOF(wlan_adapter, n)) #define item_addr(n) (offsetof(wlan_adapter, n)) + struct debug_data { char name[32]; u32 size; @@ -1863,7 +1844,7 @@ static ssize_t wlan_debugfs_write(struct file *f, const char __user *buf, return 0; if (copy_from_user(pdata, buf, cnt)) { - lbs_pr_debug(1, "Copy from user failed\n"); + lbs_deb_debugfs("Copy from user failed\n"); kfree(pdata); return 0; } @@ -1913,7 +1894,7 @@ static struct file_operations libertas_debug_fops = { * @param dev pointer net_device * @return N/A */ -void libertas_debug_init(wlan_private * priv, struct net_device *dev) +static void libertas_debug_init(wlan_private * priv, struct net_device *dev) { int i; @@ -1927,4 +1908,5 @@ void libertas_debug_init(wlan_private * priv, struct net_device *dev) priv->debugfs_dir, &items[0], &libertas_debug_fops); } +#endif diff --git a/drivers/net/wireless/libertas/decl.h b/drivers/net/wireless/libertas/decl.h index 606bdd002be..40f56bb1eac 100644 --- a/drivers/net/wireless/libertas/decl.h +++ b/drivers/net/wireless/libertas/decl.h @@ -6,6 +6,8 @@ #ifndef _WLAN_DECL_H_ #define _WLAN_DECL_H_ +#include <linux/device.h> + #include "defs.h" /** Function Prototype Declaration */ @@ -46,7 +48,7 @@ u32 libertas_index_to_data_rate(u8 index); u8 libertas_data_rate_to_index(u32 rate); void libertas_get_fwversion(wlan_adapter * adapter, char *fwversion, int maxlen); -int libertas_upload_rx_packet(wlan_private * priv, struct sk_buff *skb); +void libertas_upload_rx_packet(wlan_private * priv, struct sk_buff *skb); /** The proc fs interface */ int libertas_process_rx_command(wlan_private * priv); @@ -66,18 +68,24 @@ void libertas_ps_wakeup(wlan_private * priv, int wait_option); void libertas_tx_runqueue(wlan_private *priv); -extern struct chan_freq_power *libertas_find_cfp_by_band_and_channel( +struct chan_freq_power *libertas_find_cfp_by_band_and_channel( wlan_adapter * adapter, u8 band, u16 channel); -extern void libertas_mac_event_disconnected(wlan_private * priv); +void libertas_mac_event_disconnected(wlan_private * priv); void libertas_send_iwevcustom_event(wlan_private * priv, s8 * str); -int reset_device(wlan_private *priv); +/* fw.c */ +int libertas_init_fw(wlan_private * priv, char *fw_name); + /* main.c */ -extern struct chan_freq_power *libertas_get_region_cfp_table(u8 region, u8 band, +struct chan_freq_power *libertas_get_region_cfp_table(u8 region, u8 band, int *cfp_no); -wlan_private *wlan_add_card(void *card); -int wlan_remove_card(void *card); +wlan_private *libertas_add_card(void *card, struct device *dmdev); +int libertas_activate_card(wlan_private *priv, char *fw_name); +int libertas_remove_card(wlan_private *priv); +int libertas_add_mesh(wlan_private *priv, struct device *dev); +void libertas_remove_mesh(wlan_private *priv); + #endif /* _WLAN_DECL_H_ */ diff --git a/drivers/net/wireless/libertas/defs.h b/drivers/net/wireless/libertas/defs.h index 80dd9ea19c8..4dd43e59bda 100644 --- a/drivers/net/wireless/libertas/defs.h +++ b/drivers/net/wireless/libertas/defs.h @@ -7,14 +7,79 @@ #include <linux/spinlock.h> -extern unsigned int libertas_debug; - #ifdef CONFIG_LIBERTAS_DEBUG #define DEBUG #define PROC_DEBUG #endif -#define DRV_NAME "usb8xxx" +#ifndef DRV_NAME +#define DRV_NAME "libertas" +#endif + + +#define LBS_DEB_ENTER 0x00000001 +#define LBS_DEB_LEAVE 0x00000002 +#define LBS_DEB_MAIN 0x00000004 +#define LBS_DEB_NET 0x00000008 +#define LBS_DEB_MESH 0x00000010 +#define LBS_DEB_WEXT 0x00000020 +#define LBS_DEB_IOCTL 0x00000040 +#define LBS_DEB_SCAN 0x00000080 +#define LBS_DEB_ASSOC 0x00000100 +#define LBS_DEB_JOIN 0x00000200 +#define LBS_DEB_11D 0x00000400 +#define LBS_DEB_DEBUGFS 0x00000800 +#define LBS_DEB_ETHTOOL 0x00001000 +#define LBS_DEB_HOST 0x00002000 +#define LBS_DEB_CMD 0x00004000 +#define LBS_DEB_RX 0x00008000 +#define LBS_DEB_TX 0x00010000 +#define LBS_DEB_USB 0x00020000 +#define LBS_DEB_CS 0x00040000 +#define LBS_DEB_FW 0x00080000 +#define LBS_DEB_THREAD 0x00100000 +#define LBS_DEB_HEX 0x00200000 + +extern unsigned int libertas_debug; + +#ifdef DEBUG +#define LBS_DEB_LL(grp, fmt, args...) \ +do { if ((libertas_debug & (grp)) == (grp)) \ + printk(KERN_DEBUG DRV_NAME "%s: " fmt, \ + in_interrupt() ? " (INT)" : "", ## args); } while (0) +#else +#define LBS_DEB_LL(grp, fmt, args...) do {} while (0) +#endif + +#define lbs_deb_enter(grp) \ + LBS_DEB_LL(grp | LBS_DEB_ENTER, "%s():%d enter\n", __FUNCTION__, __LINE__); +#define lbs_deb_enter_args(grp, fmt, args...) \ + LBS_DEB_LL(grp | LBS_DEB_ENTER, "%s(" fmt "):%d\n", __FUNCTION__, ## args, __LINE__); +#define lbs_deb_leave(grp) \ + LBS_DEB_LL(grp | LBS_DEB_LEAVE, "%s():%d leave\n", __FUNCTION__, __LINE__); +#define lbs_deb_leave_args(grp, fmt, args...) \ + LBS_DEB_LL(grp | LBS_DEB_LEAVE, "%s():%d leave, " fmt "\n", \ + __FUNCTION__, __LINE__, ##args); +#define lbs_deb_main(fmt, args...) LBS_DEB_LL(LBS_DEB_MAIN, fmt, ##args) +#define lbs_deb_net(fmt, args...) LBS_DEB_LL(LBS_DEB_NET, fmt, ##args) +#define lbs_deb_mesh(fmt, args...) LBS_DEB_LL(LBS_DEB_MESH, fmt, ##args) +#define lbs_deb_wext(fmt, args...) LBS_DEB_LL(LBS_DEB_WEXT, fmt, ##args) +#define lbs_deb_ioctl(fmt, args...) LBS_DEB_LL(LBS_DEB_IOCTL, fmt, ##args) +#define lbs_deb_scan(fmt, args...) LBS_DEB_LL(LBS_DEB_SCAN, fmt, ##args) +#define lbs_deb_assoc(fmt, args...) LBS_DEB_LL(LBS_DEB_ASSOC, fmt, ##args) +#define lbs_deb_join(fmt, args...) LBS_DEB_LL(LBS_DEB_JOIN, fmt, ##args) +#define lbs_deb_11d(fmt, args...) LBS_DEB_LL(LBS_DEB_11D, fmt, ##args) +#define lbs_deb_debugfs(fmt, args...) LBS_DEB_LL(LBS_DEB_DEBUGFS, fmt, ##args) +#define lbs_deb_ethtool(fmt, args...) LBS_DEB_LL(LBS_DEB_ETHTOOL, fmt, ##args) +#define lbs_deb_host(fmt, args...) LBS_DEB_LL(LBS_DEB_HOST, fmt, ##args) +#define lbs_deb_cmd(fmt, args...) LBS_DEB_LL(LBS_DEB_CMD, fmt, ##args) +#define lbs_deb_rx(fmt, args...) LBS_DEB_LL(LBS_DEB_RX, fmt, ##args) +#define lbs_deb_tx(fmt, args...) LBS_DEB_LL(LBS_DEB_TX, fmt, ##args) +#define lbs_deb_fw(fmt, args...) LBS_DEB_LL(LBS_DEB_FW, fmt, ##args) +#define lbs_deb_usb(fmt, args...) LBS_DEB_LL(LBS_DEB_USB, fmt, ##args) +#define lbs_deb_usbd(dev, fmt, args...) LBS_DEB_LL(LBS_DEB_USB, "%s:" fmt, (dev)->bus_id, ##args) +#define lbs_deb_cs(fmt, args...) LBS_DEB_LL(LBS_DEB_CS, fmt, ##args) +#define lbs_deb_thread(fmt, args...) LBS_DEB_LL(LBS_DEB_THREAD, fmt, ##args) #define lbs_pr_info(format, args...) \ printk(KERN_INFO DRV_NAME": " format, ## args) @@ -24,37 +89,25 @@ extern unsigned int libertas_debug; printk(KERN_ALERT DRV_NAME": " format, ## args) #ifdef DEBUG -#define lbs_pr_debug(level, format, args...) \ - do { if (libertas_debug >= level) \ - printk(KERN_INFO DRV_NAME": " format, ##args); } while (0) -#define lbs_dev_dbg(level, device, format, args...) \ - lbs_pr_debug(level, "%s: " format, \ - (device)->bus_id , ## args) - static inline void lbs_dbg_hex(char *prompt, u8 * buf, int len) { int i = 0; - if (!libertas_debug) + if (!(libertas_debug & LBS_DEB_HEX)) return; printk(KERN_DEBUG "%s: ", prompt); for (i = 1; i <= len; i++) { - printk(KERN_DEBUG "%02x ", (u8) * buf); + printk("%02x ", (u8) * buf); buf++; } printk("\n"); } #else -#define lbs_pr_debug(level, format, args...) do {} while (0) -#define lbs_dev_dbg(level, device, format, args...) do {} while (0) #define lbs_dbg_hex(x,y,z) do {} while (0) #endif -#define ENTER() lbs_pr_debug(1, "Enter: %s, %s:%i\n", \ - __FUNCTION__, __FILE__, __LINE__) -#define LEAVE() lbs_pr_debug(1, "Leave: %s, %s:%i\n", \ - __FUNCTION__, __FILE__, __LINE__) + /** Buffer Constants */ @@ -74,7 +127,6 @@ static inline void lbs_dbg_hex(char *prompt, u8 * buf, int len) #define MRVDRV_NUM_OF_CMD_BUFFER 10 #define MRVDRV_SIZE_OF_CMD_BUFFER (2 * 1024) #define MRVDRV_MAX_CHANNEL_SIZE 14 -#define MRVDRV_MAX_BSSID_LIST 64 #define MRVDRV_ASSOCIATION_TIME_OUT 255 #define MRVDRV_SNAP_HEADER_LEN 8 @@ -104,6 +156,13 @@ static inline void lbs_dbg_hex(char *prompt, u8 * buf, int len) #define MRVDRV_MAX_BEACON_INTERVAL 1000 #define MRVDRV_BEACON_INTERVAL 100 +/** INT status Bit Definition*/ +#define his_cmddnldrdy 0x01 +#define his_cardevent 0x02 +#define his_cmdupldrdy 0x04 + +#define SBI_EVENT_CAUSE_SHIFT 3 + /** TxPD status */ /* Station firmware use TxPD status field to report final Tx transmit @@ -205,8 +264,6 @@ typedef struct _wlan_adapter wlan_adapter; extern const char libertas_driver_version[]; extern u16 libertas_region_code_to_index[MRVDRV_MAX_REGION_CODE]; -extern u8 libertas_wlan_data_rates[WLAN_SUPPORTED_RATES]; - extern u8 libertas_supported_rates[G_SUPPORTED_RATES]; extern u8 libertas_adhoc_rates_g[G_SUPPORTED_RATES]; @@ -316,6 +373,8 @@ enum SNMP_MIB_VALUE_e { /* Default values for fwt commands. */ #define FWT_DEFAULT_METRIC 0 #define FWT_DEFAULT_DIR 1 +/* Default Rate, 11Mbps */ +#define FWT_DEFAULT_RATE 3 #define FWT_DEFAULT_SSN 0xffffffff #define FWT_DEFAULT_DSN 0 #define FWT_DEFAULT_HOPCOUNT 0 diff --git a/drivers/net/wireless/libertas/dev.h b/drivers/net/wireless/libertas/dev.h index e8b9020f9bd..785192b884b 100644 --- a/drivers/net/wireless/libertas/dev.h +++ b/drivers/net/wireless/libertas/dev.h @@ -63,11 +63,11 @@ struct wlan_802_11_security { /** Current Basic Service Set State Structure */ struct current_bss_params { - struct bss_descriptor bssdescriptor; /** bssid */ u8 bssid[ETH_ALEN]; /** ssid */ - struct WLAN_802_11_SSID ssid; + u8 ssid[IW_ESSID_MAX_SIZE + 1]; + u8 ssid_len; /** band */ u8 band; @@ -89,31 +89,6 @@ struct sleep_params { u16 sp_reserved; }; -/** Data structure for the Marvell WLAN device */ -typedef struct _wlan_dev { - /** device name */ - char name[DEV_NAME_LEN]; - /** card pointer */ - void *card; - /** IO port */ - u32 ioport; - /** Upload received */ - u32 upld_rcv; - /** Upload type */ - u32 upld_typ; - /** Upload length */ - u32 upld_len; - /** netdev pointer */ - struct net_device *netdev; - /* Upload buffer */ - u8 upld_buf[WLAN_UPLD_SIZE]; - /* Download sent: - bit0 1/0=data_sent/data_tx_done, - bit1 1/0=cmd_sent/cmd_tx_done, - all other bits reserved 0 */ - u8 dnld_sent; -} wlan_dev_t, *pwlan_dev_t; - /* Mesh statistics */ struct wlan_mesh_stats { u32 fwd_bcast_cnt; /* Fwd: Broadcast counter */ @@ -123,6 +98,7 @@ struct wlan_mesh_stats { u32 fwd_drop_noroute; /* Fwd: No route to Destination */ u32 fwd_drop_nobuf; /* Fwd: Run out of internal buffers */ u32 drop_blind; /* Rx: Dropped by blinding table */ + u32 tx_failed_cnt; /* Tx: Failed transmissions */ }; /** Private structure for the MV device */ @@ -131,8 +107,11 @@ struct _wlan_private { int mesh_open; int infra_open; + char name[DEV_NAME_LEN]; + + void *card; wlan_adapter *adapter; - wlan_dev_t wlan_dev; + struct net_device *dev; struct net_device_stats stats; struct net_device *mesh_dev ; /* Virtual device */ @@ -153,6 +132,16 @@ struct _wlan_private { u32 bbp_offset; u32 rf_offset; + /** Upload length */ + u32 upld_len; + /* Upload buffer */ + u8 upld_buf[WLAN_UPLD_SIZE]; + /* Download sent: + bit0 1/0=data_sent/data_tx_done, + bit1 1/0=cmd_sent/cmd_tx_done, + all other bits reserved 0 */ + u8 dnld_sent; + const struct firmware *firmware; struct device *hotplug_device; @@ -161,6 +150,15 @@ struct _wlan_private { struct delayed_work assoc_work; struct workqueue_struct *assoc_thread; + struct work_struct sync_channel; + + /** Hardware access */ + int (*hw_register_dev) (wlan_private * priv); + int (*hw_unregister_dev) (wlan_private *); + int (*hw_prog_firmware) (wlan_private *); + int (*hw_host_to_card) (wlan_private * priv, u8 type, u8 * payload, u16 nb); + int (*hw_get_int_status) (wlan_private * priv, u8 *); + int (*hw_read_event_cause) (wlan_private *); }; /** Association request @@ -171,18 +169,21 @@ struct _wlan_private { struct assoc_request { #define ASSOC_FLAG_SSID 1 #define ASSOC_FLAG_CHANNEL 2 -#define ASSOC_FLAG_MODE 3 -#define ASSOC_FLAG_BSSID 4 -#define ASSOC_FLAG_WEP_KEYS 5 -#define ASSOC_FLAG_WEP_TX_KEYIDX 6 -#define ASSOC_FLAG_WPA_MCAST_KEY 7 -#define ASSOC_FLAG_WPA_UCAST_KEY 8 -#define ASSOC_FLAG_SECINFO 9 -#define ASSOC_FLAG_WPA_IE 10 +#define ASSOC_FLAG_BAND 3 +#define ASSOC_FLAG_MODE 4 +#define ASSOC_FLAG_BSSID 5 +#define ASSOC_FLAG_WEP_KEYS 6 +#define ASSOC_FLAG_WEP_TX_KEYIDX 7 +#define ASSOC_FLAG_WPA_MCAST_KEY 8 +#define ASSOC_FLAG_WPA_UCAST_KEY 9 +#define ASSOC_FLAG_SECINFO 10 +#define ASSOC_FLAG_WPA_IE 11 unsigned long flags; - struct WLAN_802_11_SSID ssid; + u8 ssid[IW_ESSID_MAX_SIZE + 1]; + u8 ssid_len; u8 channel; + u8 band; u8 mode; u8 bssid[ETH_ALEN]; @@ -199,12 +200,15 @@ struct assoc_request { /** WPA Information Elements*/ u8 wpa_ie[MAX_WPA_IE_LEN]; u8 wpa_ie_len; + + /* BSS to associate with for infrastructure of Ad-Hoc join */ + struct bss_descriptor bss; }; /** Wlan adapter data structure*/ struct _wlan_adapter { /** STATUS variables */ - u32 fwreleasenumber; + u8 fwreleasenumber[4]; u32 fwcapinfo; /* protected with big lock */ @@ -255,13 +259,14 @@ struct _wlan_adapter { /* IW_MODE_* */ u8 mode; - struct bss_descriptor *pattemptedbssdesc; - - struct WLAN_802_11_SSID previousssid; - u8 previousbssid[ETH_ALEN]; + u8 prev_ssid[IW_ESSID_MAX_SIZE + 1]; + u8 prev_ssid_len; + u8 prev_bssid[ETH_ALEN]; - struct bss_descriptor *scantable; - u32 numinscantable; + /* Scan results list */ + struct list_head network_list; + struct list_head network_free_list; + struct bss_descriptor *networks; u8 scantype; u32 scanmode; @@ -288,7 +293,6 @@ struct _wlan_adapter { u32 txantenna; u32 rxantenna; - u8 adhocchannel; u32 fragthsd; u32 rtsthsd; @@ -324,7 +328,8 @@ struct _wlan_adapter { u16 locallisteninterval; u16 nullpktinterval; - struct assoc_request * assoc_req; + struct assoc_request * pending_assoc_req; + struct assoc_request * in_progress_assoc_req; /** Encryption parameter */ struct wlan_802_11_security secinfo; @@ -396,6 +401,8 @@ struct _wlan_adapter { u32 radiomode; u32 debugmode; u8 fw_ready; + + u8 last_scanned_channel; }; #endif /* _WLAN_DEV_H_ */ diff --git a/drivers/net/wireless/libertas/ethtool.c b/drivers/net/wireless/libertas/ethtool.c index 0064de54296..96f1974685d 100644 --- a/drivers/net/wireless/libertas/ethtool.c +++ b/drivers/net/wireless/libertas/ethtool.c @@ -1,10 +1,8 @@ - #include <linux/netdevice.h> #include <linux/ethtool.h> #include <linux/delay.h> #include "host.h" -#include "sbi.h" #include "decl.h" #include "defs.h" #include "dev.h" @@ -17,7 +15,8 @@ static const char * mesh_stat_strings[]= { "drop_no_buffers", "fwded_unicast_cnt", "fwded_bcast_cnt", - "drop_blind_table" + "drop_blind_table", + "tx_failed_cnt" }; static void libertas_ethtool_get_drvinfo(struct net_device *dev, @@ -69,7 +68,7 @@ static int libertas_ethtool_get_eeprom(struct net_device *dev, /* +14 is for action, offset, and NOB in * response */ - lbs_pr_debug(1, "action:%d offset: %x NOB: %02x\n", + lbs_deb_ethtool("action:%d offset: %x NOB: %02x\n", regctrl.action, regctrl.offset, regctrl.NOB); ret = libertas_prepare_and_send_command(priv, @@ -81,8 +80,7 @@ static int libertas_ethtool_get_eeprom(struct net_device *dev, if (ret) { if (adapter->prdeeprom) kfree(adapter->prdeeprom); - LEAVE(); - return ret; + goto done; } mdelay(10); @@ -101,7 +99,11 @@ static int libertas_ethtool_get_eeprom(struct net_device *dev, kfree(adapter->prdeeprom); // mutex_unlock(&priv->mutex); - return 0; + ret = 0; + +done: + lbs_deb_enter_args(LBS_DEB_ETHTOOL, "ret %d", ret); + return ret; } static void libertas_ethtool_get_stats(struct net_device * dev, @@ -109,7 +111,7 @@ static void libertas_ethtool_get_stats(struct net_device * dev, { wlan_private *priv = dev->priv; - ENTER(); + lbs_deb_enter(LBS_DEB_ETHTOOL); stats->cmd = ETHTOOL_GSTATS; BUG_ON(stats->n_stats != MESH_STATS_NUM); @@ -121,8 +123,9 @@ static void libertas_ethtool_get_stats(struct net_device * dev, data[4] = priv->mstats.fwd_unicast_cnt; data[5] = priv->mstats.fwd_bcast_cnt; data[6] = priv->mstats.drop_blind; + data[7] = priv->mstats.tx_failed_cnt; - LEAVE(); + lbs_deb_enter(LBS_DEB_ETHTOOL); } static int libertas_ethtool_get_stats_count(struct net_device * dev) @@ -131,27 +134,32 @@ static int libertas_ethtool_get_stats_count(struct net_device * dev) wlan_private *priv = dev->priv; struct cmd_ds_mesh_access mesh_access; - ENTER(); + lbs_deb_enter(LBS_DEB_ETHTOOL); + /* Get Mesh Statistics */ ret = libertas_prepare_and_send_command(priv, cmd_mesh_access, cmd_act_mesh_get_stats, cmd_option_waitforrsp, 0, &mesh_access); if (ret) { - LEAVE(); - return 0; + ret = 0; + goto done; } - priv->mstats.fwd_drop_rbt = mesh_access.data[0]; - priv->mstats.fwd_drop_ttl = mesh_access.data[1]; - priv->mstats.fwd_drop_noroute = mesh_access.data[2]; - priv->mstats.fwd_drop_nobuf = mesh_access.data[3]; - priv->mstats.fwd_unicast_cnt = mesh_access.data[4]; - priv->mstats.fwd_bcast_cnt = mesh_access.data[5]; - priv->mstats.drop_blind = mesh_access.data[6]; + priv->mstats.fwd_drop_rbt = le32_to_cpu(mesh_access.data[0]); + priv->mstats.fwd_drop_ttl = le32_to_cpu(mesh_access.data[1]); + priv->mstats.fwd_drop_noroute = le32_to_cpu(mesh_access.data[2]); + priv->mstats.fwd_drop_nobuf = le32_to_cpu(mesh_access.data[3]); + priv->mstats.fwd_unicast_cnt = le32_to_cpu(mesh_access.data[4]); + priv->mstats.fwd_bcast_cnt = le32_to_cpu(mesh_access.data[5]); + priv->mstats.drop_blind = le32_to_cpu(mesh_access.data[6]); + priv->mstats.tx_failed_cnt = le32_to_cpu(mesh_access.data[7]); - LEAVE(); - return MESH_STATS_NUM; + ret = MESH_STATS_NUM; + +done: + lbs_deb_enter_args(LBS_DEB_ETHTOOL, "ret %d", ret); + return ret; } static void libertas_ethtool_get_strings (struct net_device * dev, @@ -160,7 +168,8 @@ static void libertas_ethtool_get_strings (struct net_device * dev, { int i; - ENTER(); + lbs_deb_enter(LBS_DEB_ETHTOOL); + switch (stringset) { case ETH_SS_STATS: for (i=0; i < MESH_STATS_NUM; i++) { @@ -170,7 +179,7 @@ static void libertas_ethtool_get_strings (struct net_device * dev, } break; } - LEAVE(); + lbs_deb_enter(LBS_DEB_ETHTOOL); } struct ethtool_ops libertas_ethtool_ops = { diff --git a/drivers/net/wireless/libertas/fw.c b/drivers/net/wireless/libertas/fw.c index 441123c85e6..2dc84ff7a54 100644 --- a/drivers/net/wireless/libertas/fw.c +++ b/drivers/net/wireless/libertas/fw.c @@ -1,28 +1,15 @@ /** * This file contains the initialization for FW and HW */ -#include <linux/module.h> -#include <linux/moduleparam.h> - -#include <linux/vmalloc.h> #include <linux/firmware.h> -#include <linux/version.h> #include "host.h" -#include "sbi.h" #include "defs.h" #include "decl.h" #include "dev.h" -#include "fw.h" #include "wext.h" #include "if_usb.h" -char *libertas_fw_name = NULL; -module_param_named(fw_name, libertas_fw_name, charp, 0644); - -unsigned int libertas_debug = 0; -module_param(libertas_debug, int, 0); - /** * @brief This function checks the validity of Boot2/FW image. * @@ -32,7 +19,7 @@ module_param(libertas_debug, int, 0); */ static int check_fwfile_format(u8 *data, u32 totlen) { - u8 bincmd, exit; + u32 bincmd, exit; u32 blksize, offset, len; int ret; @@ -40,8 +27,10 @@ static int check_fwfile_format(u8 *data, u32 totlen) exit = len = 0; do { - bincmd = *data; - blksize = *(u32*)(data + offsetof(struct fwheader, datalength)); + struct fwheader *fwh = (void *)data; + + bincmd = le32_to_cpu(fwh->dnldcmd); + blksize = le32_to_cpu(fwh->datalength); switch (bincmd) { case FW_HAS_DATA_TO_RECV: offset = sizeof(struct fwheader) + blksize; @@ -61,9 +50,9 @@ static int check_fwfile_format(u8 *data, u32 totlen) } while (!exit); if (ret) - lbs_pr_err("bin file format check FAIL...\n"); + lbs_pr_err("firmware file format check FAIL\n"); else - lbs_pr_debug(1, "bin file format check PASS...\n"); + lbs_deb_fw("firmware file format check PASS\n"); return ret; } @@ -76,32 +65,31 @@ static int check_fwfile_format(u8 *data, u32 totlen) * @param priv A pointer to wlan_private structure * @return 0 or -1 */ -static int wlan_setup_station_hw(wlan_private * priv) +static int wlan_setup_station_hw(wlan_private * priv, char *fw_name) { int ret = -1; wlan_adapter *adapter = priv->adapter; - ENTER(); + lbs_deb_enter(LBS_DEB_FW); - if ((ret = request_firmware(&priv->firmware, libertas_fw_name, + if ((ret = request_firmware(&priv->firmware, fw_name, priv->hotplug_device)) < 0) { - lbs_pr_err("request_firmware() failed, error code = %#x\n", - ret); - lbs_pr_err("%s not found in /lib/firmware\n", libertas_fw_name); + lbs_pr_err("request_firmware() failed with %#x\n", ret); + lbs_pr_err("firmware %s not found\n", fw_name); goto done; } - if(check_fwfile_format(priv->firmware->data, priv->firmware->size)) { + if (check_fwfile_format(priv->firmware->data, priv->firmware->size)) { release_firmware(priv->firmware); goto done; } - ret = libertas_sbi_prog_firmware(priv); + ret = priv->hw_prog_firmware(priv); release_firmware(priv->firmware); if (ret) { - lbs_pr_debug(1, "Bootloader in invalid state!\n"); + lbs_deb_fw("bootloader in invalid state\n"); ret = -1; goto done; } @@ -133,28 +121,24 @@ static int wlan_setup_station_hw(wlan_private * priv) ret = 0; done: - LEAVE(); - - return (ret); + lbs_deb_leave_args(LBS_DEB_FW, "ret %d", ret); + return ret; } static int wlan_allocate_adapter(wlan_private * priv) { - u32 ulbufsize; + size_t bufsize; wlan_adapter *adapter = priv->adapter; - struct bss_descriptor *ptempscantable; - /* Allocate buffer to store the BSSID list */ - ulbufsize = sizeof(struct bss_descriptor) * MRVDRV_MAX_BSSID_LIST; - if (!(ptempscantable = kmalloc(ulbufsize, GFP_KERNEL))) { + bufsize = MAX_NETWORK_COUNT * sizeof(struct bss_descriptor); + adapter->networks = kzalloc(bufsize, GFP_KERNEL); + if (!adapter->networks) { + lbs_pr_err("Out of memory allocating beacons\n"); libertas_free_adapter(priv); - return -1; + return -ENOMEM; } - adapter->scantable = ptempscantable; - memset(adapter->scantable, 0, ulbufsize); - /* Allocate the command buffers */ libertas_allocate_cmd_buffer(priv); @@ -202,15 +186,23 @@ static void wlan_init_adapter(wlan_private * priv) adapter->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM; adapter->mode = IW_MODE_INFRA; - adapter->assoc_req = NULL; + adapter->pending_assoc_req = NULL; + adapter->in_progress_assoc_req = NULL; + + /* Initialize scan result lists */ + INIT_LIST_HEAD(&adapter->network_free_list); + INIT_LIST_HEAD(&adapter->network_list); + for (i = 0; i < MAX_NETWORK_COUNT; i++) { + list_add_tail(&adapter->networks[i].list, + &adapter->network_free_list); + } - adapter->numinscantable = 0; - adapter->pattemptedbssdesc = NULL; mutex_init(&adapter->lock); adapter->prescan = 1; memset(&adapter->curbssparams, 0, sizeof(adapter->curbssparams)); + adapter->curbssparams.channel = DEFAULT_AD_HOC_CHANNEL; /* PnP and power profile */ adapter->surpriseremoved = 0; @@ -230,8 +222,6 @@ static void wlan_init_adapter(wlan_private * priv) memset(&adapter->capinfo, 0, sizeof(adapter->capinfo)); adapter->capinfo.shortpreamble = SHORT_PREAMBLE_ALLOWED; - adapter->adhocchannel = DEFAULT_AD_HOC_CHANNEL; - adapter->psmode = wlan802_11powermodecam; adapter->multipledtim = MRVDRV_DEFAULT_MULTIPLE_DTIM; @@ -259,12 +249,12 @@ static void wlan_init_adapter(wlan_private * priv) static void command_timer_fn(unsigned long data); -int libertas_init_fw(wlan_private * priv) +int libertas_init_fw(wlan_private * priv, char *fw_name) { int ret = -1; wlan_adapter *adapter = priv->adapter; - ENTER(); + lbs_deb_enter(LBS_DEB_FW); /* Allocate adapter structure */ if ((ret = wlan_allocate_adapter(priv)) != 0) @@ -278,7 +268,7 @@ int libertas_init_fw(wlan_private * priv) (unsigned long)priv); /* download fimrware etc. */ - if ((ret = wlan_setup_station_hw(priv)) != 0) { + if ((ret = wlan_setup_station_hw(priv, fw_name)) != 0) { del_timer_sync(&adapter->command_timer); goto done; } @@ -288,7 +278,7 @@ int libertas_init_fw(wlan_private * priv) ret = 0; done: - LEAVE(); + lbs_deb_leave_args(LBS_DEB_FW, "ret %d", ret); return ret; } @@ -297,25 +287,22 @@ void libertas_free_adapter(wlan_private * priv) wlan_adapter *adapter = priv->adapter; if (!adapter) { - lbs_pr_debug(1, "Why double free adapter?:)\n"); + lbs_deb_fw("why double free adapter?\n"); return; } - lbs_pr_debug(1, "Free command buffer\n"); + lbs_deb_fw("free command buffer\n"); libertas_free_cmd_buffer(priv); - lbs_pr_debug(1, "Free commandTimer\n"); + lbs_deb_fw("free command_timer\n"); del_timer(&adapter->command_timer); - lbs_pr_debug(1, "Free scantable\n"); - if (adapter->scantable) { - kfree(adapter->scantable); - adapter->scantable = NULL; - } - - lbs_pr_debug(1, "Free adapter\n"); + lbs_deb_fw("free scan results table\n"); + kfree(adapter->networks); + adapter->networks = NULL; /* Free the adapter object itself */ + lbs_deb_fw("free adapter\n"); kfree(adapter); priv->adapter = NULL; } @@ -333,23 +320,27 @@ static void command_timer_fn(unsigned long data) unsigned long flags; ptempnode = adapter->cur_cmd; + if (ptempnode == NULL) { + lbs_deb_fw("ptempnode empty\n"); + return; + } + cmd = (struct cmd_ds_command *)ptempnode->bufvirtualaddr; + if (!cmd) { + lbs_deb_fw("cmd is NULL\n"); + return; + } - lbs_pr_info("command_timer_fn fired (%x)\n", cmd->command); + lbs_deb_fw("command_timer_fn fired, cmd %x\n", cmd->command); if (!adapter->fw_ready) return; - if (ptempnode == NULL) { - lbs_pr_debug(1, "PTempnode Empty\n"); - return; - } - spin_lock_irqsave(&adapter->driver_lock, flags); adapter->cur_cmd = NULL; spin_unlock_irqrestore(&adapter->driver_lock, flags); - lbs_pr_debug(1, "Re-sending same command as it timeout...!\n"); + lbs_deb_fw("re-sending same command because of timeout\n"); libertas_queue_cmd(adapter, ptempnode, 0); wake_up_interruptible(&priv->mainthread.waitq); diff --git a/drivers/net/wireless/libertas/fw.h b/drivers/net/wireless/libertas/fw.h deleted file mode 100644 index 1f9ae267a9e..00000000000 --- a/drivers/net/wireless/libertas/fw.h +++ /dev/null @@ -1,13 +0,0 @@ -/** - * This header file contains FW interface related definitions. - */ -#ifndef _WLAN_FW_H_ -#define _WLAN_FW_H_ - -#ifndef DEV_NAME_LEN -#define DEV_NAME_LEN 32 -#endif - -int libertas_init_fw(wlan_private * priv); - -#endif /* _WLAN_FW_H_ */ diff --git a/drivers/net/wireless/libertas/host.h b/drivers/net/wireless/libertas/host.h index c0faaecaf5b..7509cc10af3 100644 --- a/drivers/net/wireless/libertas/host.h +++ b/drivers/net/wireless/libertas/host.h @@ -99,11 +99,11 @@ #define cmd_bt_access 0x0087 #define cmd_ret_bt_access 0x8087 -#define cmd_fwt_access 0x0088 -#define cmd_ret_fwt_access 0x8088 +#define cmd_fwt_access 0x0095 +#define cmd_ret_fwt_access 0x8095 -#define cmd_mesh_access 0x0090 -#define cmd_ret_mesh_access 0x8090 +#define cmd_mesh_access 0x009b +#define cmd_ret_mesh_access 0x809b /* For the IEEE Power Save */ #define cmd_subcmd_enter_ps 0x0030 @@ -287,7 +287,9 @@ enum cmd_bt_access_opts { cmd_act_bt_access_add = 5, cmd_act_bt_access_del, cmd_act_bt_access_list, - cmd_act_bt_access_reset + cmd_act_bt_access_reset, + cmd_act_bt_access_set_invert, + cmd_act_bt_access_get_invert }; /* Define action or option for cmd_fwt_access */ @@ -308,8 +310,8 @@ enum cmd_mesh_access_opts { cmd_act_mesh_get_ttl = 1, cmd_act_mesh_set_ttl, cmd_act_mesh_get_stats, - cmd_act_mesh_get_mpp, - cmd_act_mesh_set_mpp, + cmd_act_mesh_get_anycast, + cmd_act_mesh_set_anycast, }; /** Card Event definition */ @@ -334,5 +336,6 @@ enum cmd_mesh_access_opts { #define MACREG_INT_CODE_MAX_FAIL 0x0000001b #define MACREG_INT_CODE_RSSI_HIGH 0x0000001c #define MACREG_INT_CODE_SNR_HIGH 0x0000001d +#define MACREG_INT_CODE_MESH_AUTO_STARTED 0x00000023 #endif /* _HOST_H_ */ diff --git a/drivers/net/wireless/libertas/hostcmd.h b/drivers/net/wireless/libertas/hostcmd.h index f239e5d2435..3acf9398812 100644 --- a/drivers/net/wireless/libertas/hostcmd.h +++ b/drivers/net/wireless/libertas/hostcmd.h @@ -14,12 +14,12 @@ /* TxPD descriptor */ struct txpd { /* Current Tx packet status */ - u32 tx_status; + __le32 tx_status; /* Tx control */ - u32 tx_control; - u32 tx_packet_location; + __le32 tx_control; + __le32 tx_packet_location; /* Tx packet length */ - u16 tx_packet_length; + __le16 tx_packet_length; /* First 2 byte of destination MAC address */ u8 tx_dest_addr_high[2]; /* Last 4 byte of destination MAC address */ @@ -37,7 +37,7 @@ struct txpd { /* RxPD Descriptor */ struct rxpd { /* Current Rx packet status */ - u16 status; + __le16 status; /* SNR */ u8 snr; @@ -46,7 +46,7 @@ struct rxpd { u8 rx_control; /* Pkt length */ - u16 pkt_len; + __le16 pkt_len; /* Noise Floor */ u8 nf; @@ -55,10 +55,10 @@ struct rxpd { u8 rx_rate; /* Pkt addr */ - u32 pkt_ptr; + __le32 pkt_ptr; /* Next Rx RxPD addr */ - u32 next_rxpd_ptr; + __le32 next_rxpd_ptr; /* Pkt Priority */ u8 priority; @@ -89,30 +89,17 @@ struct cmd_ctrl_node { * is determined from the keylength field. */ struct WLAN_802_11_KEY { - u32 len; - u32 flags; /* KEY_INFO_* from wlan_defs.h */ + __le32 len; + __le32 flags; /* KEY_INFO_* from wlan_defs.h */ u8 key[MRVL_MAX_KEY_WPA_KEY_LENGTH]; - u16 type; /* KEY_TYPE_* from wlan_defs.h */ + __le16 type; /* KEY_TYPE_* from wlan_defs.h */ }; struct IE_WPA { u8 elementid; u8 len; u8 oui[4]; - u16 version; -}; - -struct WLAN_802_11_SSID { - /* SSID length */ - u32 ssidlength; - - /* SSID information field */ - u8 ssid[IW_ESSID_MAX_SIZE]; -}; - -struct WPA_SUPPLICANT { - u8 wpa_ie[256]; - u8 wpa_ie_len; + __le16 version; }; /* wlan_offset_value */ @@ -122,9 +109,9 @@ struct wlan_offset_value { }; struct WLAN_802_11_FIXED_IEs { - u8 timestamp[8]; - u16 beaconinterval; - u16 capabilities; + __le64 timestamp; + __le16 beaconinterval; + u16 capabilities; /* Actually struct ieeetypes_capinfo */ }; struct WLAN_802_11_VARIABLE_IEs { @@ -136,10 +123,10 @@ struct WLAN_802_11_VARIABLE_IEs { /* Define general data structure */ /* cmd_DS_GEN */ struct cmd_ds_gen { - u16 command; - u16 size; - u16 seqnum; - u16 result; + __le16 command; + __le16 size; + __le16 seqnum; + __le16 result; }; #define S_DS_GEN sizeof(struct cmd_ds_gen) @@ -149,44 +136,44 @@ struct cmd_ds_gen { */ struct cmd_ds_get_hw_spec { /* HW Interface version number */ - u16 hwifversion; + __le16 hwifversion; /* HW version number */ - u16 version; + __le16 version; /* Max number of TxPD FW can handle */ - u16 nr_txpd; + __le16 nr_txpd; /* Max no of Multicast address */ - u16 nr_mcast_adr; + __le16 nr_mcast_adr; /* MAC address */ u8 permanentaddr[6]; /* region Code */ - u16 regioncode; + __le16 regioncode; /* Number of antenna used */ - u16 nr_antenna; + __le16 nr_antenna; - /* FW release number, example 0x1234=1.2.3.4 */ - u32 fwreleasenumber; + /* FW release number, example 1,2,3,4 = 3.2.1p4 */ + u8 fwreleasenumber[4]; /* Base Address of TxPD queue */ - u32 wcb_base; + __le32 wcb_base; /* Read Pointer of RxPd queue */ - u32 rxpd_rdptr; + __le32 rxpd_rdptr; /* Write Pointer of RxPd queue */ - u32 rxpd_wrptr; + __le32 rxpd_wrptr; /*FW/HW capability */ - u32 fwcapinfo; + __le32 fwcapinfo; } __attribute__ ((packed)); struct cmd_ds_802_11_reset { - u16 action; + __le16 action; }; struct cmd_ds_802_11_subscribe_event { - u16 action; - u16 events; + __le16 action; + __le16 events; }; /* @@ -205,35 +192,35 @@ struct cmd_ds_802_11_scan { }; struct cmd_ds_802_11_scan_rsp { - u16 bssdescriptsize; + __le16 bssdescriptsize; u8 nr_sets; u8 bssdesc_and_tlvbuffer[1]; }; struct cmd_ds_802_11_get_log { - u32 mcasttxframe; - u32 failed; - u32 retry; - u32 multiretry; - u32 framedup; - u32 rtssuccess; - u32 rtsfailure; - u32 ackfailure; - u32 rxfrag; - u32 mcastrxframe; - u32 fcserror; - u32 txframe; - u32 wepundecryptable; + __le32 mcasttxframe; + __le32 failed; + __le32 retry; + __le32 multiretry; + __le32 framedup; + __le32 rtssuccess; + __le32 rtsfailure; + __le32 ackfailure; + __le32 rxfrag; + __le32 mcastrxframe; + __le32 fcserror; + __le32 txframe; + __le32 wepundecryptable; }; struct cmd_ds_mac_control { - u16 action; - u16 reserved; + __le16 action; + __le16 reserved; }; struct cmd_ds_mac_multicast_adr { - u16 action; - u16 nr_of_adrs; + __le16 action; + __le16 nr_of_adrs; u8 maclist[ETH_ALEN * MRVDRV_MAX_MULTICAST_LIST_SIZE]; }; @@ -245,14 +232,14 @@ struct cmd_ds_802_11_authenticate { struct cmd_ds_802_11_deauthenticate { u8 macaddr[6]; - u16 reasoncode; + __le16 reasoncode; }; struct cmd_ds_802_11_associate { u8 peerstaaddr[6]; struct ieeetypes_capinfo capinfo; - u16 listeninterval; - u16 bcnperiod; + __le16 listeninterval; + __le16 bcnperiod; u8 dtimperiod; #if 0 @@ -265,7 +252,7 @@ struct cmd_ds_802_11_associate { struct cmd_ds_802_11_disassociate { u8 destmacaddr[6]; - u16 reasoncode; + __le16 reasoncode; }; struct cmd_ds_802_11_associate_rsp { @@ -279,10 +266,10 @@ struct cmd_ds_802_11_ad_hoc_result { struct cmd_ds_802_11_set_wep { /* ACT_ADD, ACT_REMOVE or ACT_ENABLE */ - u16 action; + __le16 action; /* key Index selected for Tx */ - u16 keyindex; + __le16 keyindex; /* 40, 128bit or TXWEP */ u8 keytype[4]; @@ -290,96 +277,96 @@ struct cmd_ds_802_11_set_wep { }; struct cmd_ds_802_3_get_stat { - u32 xmitok; - u32 rcvok; - u32 xmiterror; - u32 rcverror; - u32 rcvnobuffer; - u32 rcvcrcerror; + __le32 xmitok; + __le32 rcvok; + __le32 xmiterror; + __le32 rcverror; + __le32 rcvnobuffer; + __le32 rcvcrcerror; }; struct cmd_ds_802_11_get_stat { - u32 txfragmentcnt; - u32 mcasttxframecnt; - u32 failedcnt; - u32 retrycnt; - u32 Multipleretrycnt; - u32 rtssuccesscnt; - u32 rtsfailurecnt; - u32 ackfailurecnt; - u32 frameduplicatecnt; - u32 rxfragmentcnt; - u32 mcastrxframecnt; - u32 fcserrorcnt; - u32 bcasttxframecnt; - u32 bcastrxframecnt; - u32 txbeacon; - u32 rxbeacon; - u32 wepundecryptable; + __le32 txfragmentcnt; + __le32 mcasttxframecnt; + __le32 failedcnt; + __le32 retrycnt; + __le32 Multipleretrycnt; + __le32 rtssuccesscnt; + __le32 rtsfailurecnt; + __le32 ackfailurecnt; + __le32 frameduplicatecnt; + __le32 rxfragmentcnt; + __le32 mcastrxframecnt; + __le32 fcserrorcnt; + __le32 bcasttxframecnt; + __le32 bcastrxframecnt; + __le32 txbeacon; + __le32 rxbeacon; + __le32 wepundecryptable; }; struct cmd_ds_802_11_snmp_mib { - u16 querytype; - u16 oid; - u16 bufsize; + __le16 querytype; + __le16 oid; + __le16 bufsize; u8 value[128]; }; struct cmd_ds_mac_reg_map { - u16 buffersize; + __le16 buffersize; u8 regmap[128]; - u16 reserved; + __le16 reserved; }; struct cmd_ds_bbp_reg_map { - u16 buffersize; + __le16 buffersize; u8 regmap[128]; - u16 reserved; + __le16 reserved; }; struct cmd_ds_rf_reg_map { - u16 buffersize; + __le16 buffersize; u8 regmap[64]; - u16 reserved; + __le16 reserved; }; struct cmd_ds_mac_reg_access { - u16 action; - u16 offset; - u32 value; + __le16 action; + __le16 offset; + __le32 value; }; struct cmd_ds_bbp_reg_access { - u16 action; - u16 offset; + __le16 action; + __le16 offset; u8 value; u8 reserved[3]; }; struct cmd_ds_rf_reg_access { - u16 action; - u16 offset; + __le16 action; + __le16 offset; u8 value; u8 reserved[3]; }; struct cmd_ds_802_11_radio_control { - u16 action; - u16 control; + __le16 action; + __le16 control; }; struct cmd_ds_802_11_sleep_params { /* ACT_GET/ACT_SET */ - u16 action; + __le16 action; /* Sleep clock error in ppm */ - u16 error; + __le16 error; /* Wakeup offset in usec */ - u16 offset; + __le16 offset; /* Clock stabilization time in usec */ - u16 stabletime; + __le16 stabletime; /* control periodic calibration */ u8 calcontrol; @@ -388,100 +375,100 @@ struct cmd_ds_802_11_sleep_params { u8 externalsleepclk; /* reserved field, should be set to zero */ - u16 reserved; + __le16 reserved; }; struct cmd_ds_802_11_inactivity_timeout { /* ACT_GET/ACT_SET */ - u16 action; + __le16 action; /* Inactivity timeout in msec */ - u16 timeout; + __le16 timeout; }; struct cmd_ds_802_11_rf_channel { - u16 action; - u16 currentchannel; - u16 rftype; - u16 reserved; + __le16 action; + __le16 currentchannel; + __le16 rftype; + __le16 reserved; u8 channellist[32]; }; struct cmd_ds_802_11_rssi { /* weighting factor */ - u16 N; + __le16 N; - u16 reserved_0; - u16 reserved_1; - u16 reserved_2; + __le16 reserved_0; + __le16 reserved_1; + __le16 reserved_2; }; struct cmd_ds_802_11_rssi_rsp { - u16 SNR; - u16 noisefloor; - u16 avgSNR; - u16 avgnoisefloor; + __le16 SNR; + __le16 noisefloor; + __le16 avgSNR; + __le16 avgnoisefloor; }; struct cmd_ds_802_11_mac_address { - u16 action; + __le16 action; u8 macadd[ETH_ALEN]; }; struct cmd_ds_802_11_rf_tx_power { - u16 action; - u16 currentlevel; + __le16 action; + __le16 currentlevel; }; struct cmd_ds_802_11_rf_antenna { - u16 action; + __le16 action; /* Number of antennas or 0xffff(diversity) */ - u16 antennamode; + __le16 antennamode; }; struct cmd_ds_802_11_ps_mode { - u16 action; - u16 nullpktinterval; - u16 multipledtim; - u16 reserved; - u16 locallisteninterval; + __le16 action; + __le16 nullpktinterval; + __le16 multipledtim; + __le16 reserved; + __le16 locallisteninterval; }; struct PS_CMD_ConfirmSleep { - u16 command; - u16 size; - u16 seqnum; - u16 result; + __le16 command; + __le16 size; + __le16 seqnum; + __le16 result; - u16 action; - u16 reserved1; - u16 multipledtim; - u16 reserved; - u16 locallisteninterval; + __le16 action; + __le16 reserved1; + __le16 multipledtim; + __le16 reserved; + __le16 locallisteninterval; }; struct cmd_ds_802_11_data_rate { - u16 action; - u16 reserverd; + __le16 action; + __le16 reserverd; u8 datarate[G_SUPPORTED_RATES]; }; struct cmd_ds_802_11_rate_adapt_rateset { - u16 action; - u16 enablehwauto; - u16 bitmap; + __le16 action; + __le16 enablehwauto; + __le16 bitmap; }; struct cmd_ds_802_11_ad_hoc_start { u8 SSID[IW_ESSID_MAX_SIZE]; u8 bsstype; - u16 beaconperiod; + __le16 beaconperiod; u8 dtimperiod; union IEEEtypes_ssparamset ssparamset; union ieeetypes_phyparamset phyparamset; - u16 probedelay; + __le16 probedelay; struct ieeetypes_capinfo cap; u8 datarate[G_SUPPORTED_RATES]; u8 tlv_memory_size_pad[100]; @@ -491,10 +478,10 @@ struct adhoc_bssdesc { u8 BSSID[6]; u8 SSID[32]; u8 bsstype; - u16 beaconperiod; + __le16 beaconperiod; u8 dtimperiod; - u8 timestamp[8]; - u8 localtime[8]; + __le64 timestamp; + __le64 localtime; union ieeetypes_phyparamset phyparamset; union IEEEtypes_ssparamset ssparamset; struct ieeetypes_capinfo cap; @@ -508,52 +495,52 @@ struct adhoc_bssdesc { struct cmd_ds_802_11_ad_hoc_join { struct adhoc_bssdesc bssdescriptor; - u16 failtimeout; - u16 probedelay; + __le16 failtimeout; + __le16 probedelay; } __attribute__ ((packed)); struct cmd_ds_802_11_enable_rsn { - u16 action; - u16 enable; + __le16 action; + __le16 enable; }; struct MrvlIEtype_keyParamSet { /* type ID */ - u16 type; + __le16 type; /* length of Payload */ - u16 length; + __le16 length; /* type of key: WEP=0, TKIP=1, AES=2 */ - u16 keytypeid; + __le16 keytypeid; /* key control Info specific to a keytypeid */ - u16 keyinfo; + __le16 keyinfo; /* length of key */ - u16 keylen; + __le16 keylen; /* key material of size keylen */ u8 key[32]; }; struct cmd_ds_802_11_key_material { - u16 action; + __le16 action; struct MrvlIEtype_keyParamSet keyParamSet[2]; } __attribute__ ((packed)); struct cmd_ds_802_11_eeprom_access { - u16 action; + __le16 action; /* multiple 4 */ - u16 offset; - u16 bytecount; + __le16 offset; + __le16 bytecount; u8 value; } __attribute__ ((packed)); struct cmd_ds_802_11_tpc_cfg { - u16 action; + __le16 action; u8 enable; s8 P0; s8 P1; @@ -562,13 +549,13 @@ struct cmd_ds_802_11_tpc_cfg { } __attribute__ ((packed)); struct cmd_ds_802_11_led_ctrl { - u16 action; - u16 numled; + __le16 action; + __le16 numled; u8 data[256]; } __attribute__ ((packed)); struct cmd_ds_802_11_pwr_cfg { - u16 action; + __le16 action; u8 enable; s8 PA_P0; s8 PA_P1; @@ -576,21 +563,21 @@ struct cmd_ds_802_11_pwr_cfg { } __attribute__ ((packed)); struct cmd_ds_802_11_afc { - u16 afc_auto; + __le16 afc_auto; union { struct { - u16 threshold; - u16 period; + __le16 threshold; + __le16 period; }; struct { - s16 timing_offset; - s16 carrier_offset; + __le16 timing_offset; /* signed */ + __le16 carrier_offset; /* signed */ }; }; } __attribute__ ((packed)); struct cmd_tx_rate_query { - u16 txrate; + __le16 txrate; } __attribute__ ((packed)); struct cmd_ds_get_tsf { @@ -598,41 +585,46 @@ struct cmd_ds_get_tsf { } __attribute__ ((packed)); struct cmd_ds_bt_access { - u16 action; - u32 id; + __le16 action; + __le32 id; u8 addr1[ETH_ALEN]; u8 addr2[ETH_ALEN]; } __attribute__ ((packed)); struct cmd_ds_fwt_access { - u16 action; - u32 id; + __le16 action; + __le32 id; + u8 valid; u8 da[ETH_ALEN]; u8 dir; u8 ra[ETH_ALEN]; - u32 ssn; - u32 dsn; - u32 metric; + __le32 ssn; + __le32 dsn; + __le32 metric; + u8 rate; u8 hopcount; u8 ttl; - u32 expiration; + __le32 expiration; u8 sleepmode; - u32 snr; - u32 references; + __le32 snr; + __le32 references; + u8 prec[ETH_ALEN]; } __attribute__ ((packed)); -#define MESH_STATS_NUM 7 struct cmd_ds_mesh_access { - u16 action; - u32 data[MESH_STATS_NUM + 1]; /* last position reserved */ + __le16 action; + __le32 data[32]; /* last position reserved */ } __attribute__ ((packed)); +/* Number of stats counters returned by the firmware */ +#define MESH_STATS_NUM 8 + struct cmd_ds_command { /* command header */ - u16 command; - u16 size; - u16 seqnum; - u16 result; + __le16 command; + __le16 size; + __le16 seqnum; + __le16 result; /* command Body */ union { diff --git a/drivers/net/wireless/libertas/if_bootcmd.c b/drivers/net/wireless/libertas/if_bootcmd.c index 567000c3e87..8bca306ffad 100644 --- a/drivers/net/wireless/libertas/if_bootcmd.c +++ b/drivers/net/wireless/libertas/if_bootcmd.c @@ -8,6 +8,8 @@ #include <linux/netdevice.h> #include <linux/usb.h> +#define DRV_NAME "usb8xxx" + #include "defs.h" #include "dev.h" #include "if_usb.h" @@ -20,12 +22,12 @@ */ int if_usb_issue_boot_command(wlan_private *priv, int ivalue) { - struct usb_card_rec *cardp = priv->wlan_dev.card; + struct usb_card_rec *cardp = priv->card; struct bootcmdstr sbootcmd; int i; /* Prepare command */ - sbootcmd.u32magicnumber = BOOT_CMD_MAGIC_NUMBER; + sbootcmd.u32magicnumber = cpu_to_le32(BOOT_CMD_MAGIC_NUMBER); sbootcmd.u8cmd_tag = ivalue; for (i=0; i<11; i++) sbootcmd.au8dumy[i]=0x00; diff --git a/drivers/net/wireless/libertas/if_usb.c b/drivers/net/wireless/libertas/if_usb.c index ae6f72a6cdf..998317571ec 100644 --- a/drivers/net/wireless/libertas/if_usb.c +++ b/drivers/net/wireless/libertas/if_usb.c @@ -2,12 +2,15 @@ * This file contains functions used in USB interface module. */ #include <linux/delay.h> +#include <linux/moduleparam.h> #include <linux/firmware.h> #include <linux/netdevice.h> +#include <linux/list.h> #include <linux/usb.h> +#define DRV_NAME "usb8xxx" + #include "host.h" -#include "sbi.h" #include "decl.h" #include "defs.h" #include "dev.h" @@ -16,15 +19,24 @@ #define MESSAGE_HEADER_LEN 4 static const char usbdriver_name[] = "usb8xxx"; +static u8 *default_fw_name = "usb8388.bin"; + +char *libertas_fw_name = NULL; +module_param_named(fw_name, libertas_fw_name, charp, 0644); + +/* + * We need to send a RESET command to all USB devices before + * we tear down the USB connection. Otherwise we would not + * be able to re-init device the device if the module gets + * loaded again. This is a list of all initialized USB devices, + * for the reset code see if_usb_reset_device() +*/ +static LIST_HEAD(usb_devices); static struct usb_device_id if_usb_table[] = { /* Enter the device signature inside */ - { - USB_DEVICE(USB8388_VID_1, USB8388_PID_1), - }, - { - USB_DEVICE(USB8388_VID_2, USB8388_PID_2), - }, + { USB_DEVICE(0x1286, 0x2001) }, + { USB_DEVICE(0x05a3, 0x8388) }, {} /* Terminating entry */ }; @@ -32,6 +44,13 @@ MODULE_DEVICE_TABLE(usb, if_usb_table); static void if_usb_receive(struct urb *urb); static void if_usb_receive_fwload(struct urb *urb); +static int if_usb_reset_device(wlan_private *priv); +static int if_usb_register_dev(wlan_private * priv); +static int if_usb_unregister_dev(wlan_private *); +static int if_usb_prog_firmware(wlan_private *); +static int if_usb_host_to_card(wlan_private * priv, u8 type, u8 * payload, u16 nb); +static int if_usb_get_int_status(wlan_private * priv, u8 *); +static int if_usb_read_event_cause(wlan_private *); /** * @brief call back function to handle the status of the URB @@ -42,23 +61,27 @@ static void if_usb_write_bulk_callback(struct urb *urb) { wlan_private *priv = (wlan_private *) (urb->context); wlan_adapter *adapter = priv->adapter; - struct net_device *dev = priv->wlan_dev.netdev; + struct net_device *dev = priv->dev; /* handle the transmission complete validations */ if (urb->status != 0) { /* print the failure status number for debug */ - lbs_pr_info("URB in failure status\n"); + lbs_pr_info("URB in failure status: %d\n", urb->status); } else { - lbs_dev_dbg(2, &urb->dev->dev, "URB status is successfull\n"); - lbs_dev_dbg(2, &urb->dev->dev, "Actual length transmitted %d\n", + /* + lbs_deb_usbd(&urb->dev->dev, "URB status is successfull\n"); + lbs_deb_usbd(&urb->dev->dev, "Actual length transmitted %d\n", urb->actual_length); - priv->wlan_dev.dnld_sent = DNLD_RES_RECEIVED; + */ + priv->dnld_sent = DNLD_RES_RECEIVED; /* Wake main thread if commands are pending */ if (!adapter->cur_cmd) wake_up_interruptible(&priv->mainthread.waitq); - if ((adapter->connect_status == libertas_connected)) + if ((adapter->connect_status == libertas_connected)) { netif_wake_queue(dev); + netif_wake_queue(priv->mesh_dev); + } } return; @@ -71,7 +94,7 @@ static void if_usb_write_bulk_callback(struct urb *urb) */ void if_usb_free(struct usb_card_rec *cardp) { - ENTER(); + lbs_deb_enter(LBS_DEB_USB); /* Unlink tx & rx urb */ usb_kill_urb(cardp->tx_urb); @@ -86,8 +109,7 @@ void if_usb_free(struct usb_card_rec *cardp) kfree(cardp->bulk_out_buffer); cardp->bulk_out_buffer = NULL; - LEAVE(); - return; + lbs_deb_leave(LBS_DEB_USB); } /** @@ -102,27 +124,27 @@ static int if_usb_probe(struct usb_interface *intf, struct usb_device *udev; struct usb_host_interface *iface_desc; struct usb_endpoint_descriptor *endpoint; - wlan_private *pwlanpriv; - struct usb_card_rec *usb_cardp; + wlan_private *priv; + struct usb_card_rec *cardp; int i; udev = interface_to_usbdev(intf); - usb_cardp = kzalloc(sizeof(struct usb_card_rec), GFP_KERNEL); - if (!usb_cardp) { + cardp = kzalloc(sizeof(struct usb_card_rec), GFP_KERNEL); + if (!cardp) { lbs_pr_err("Out of memory allocating private data.\n"); goto error; } - usb_cardp->udev = udev; + cardp->udev = udev; iface_desc = intf->cur_altsetting; - lbs_dev_dbg(1, &udev->dev, "bcdUSB = 0x%X bDeviceClass = 0x%X" + lbs_deb_usbd(&udev->dev, "bcdUSB = 0x%X bDeviceClass = 0x%X" " bDeviceSubClass = 0x%X, bDeviceProtocol = 0x%X\n", - udev->descriptor.bcdUSB, - udev->descriptor.bDeviceClass, - udev->descriptor.bDeviceSubClass, - udev->descriptor.bDeviceProtocol); + le16_to_cpu(udev->descriptor.bcdUSB), + udev->descriptor.bDeviceClass, + udev->descriptor.bDeviceSubClass, + udev->descriptor.bDeviceProtocol); for (i = 0; i < iface_desc->desc.bNumEndpoints; ++i) { endpoint = &iface_desc->endpoint[i].desc; @@ -130,23 +152,21 @@ static int if_usb_probe(struct usb_interface *intf, && ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_BULK)) { /* we found a bulk in endpoint */ - lbs_dev_dbg(1, &udev->dev, "Bulk in size is %d\n", - endpoint->wMaxPacketSize); - if (! - (usb_cardp->rx_urb = - usb_alloc_urb(0, GFP_KERNEL))) { - lbs_dev_dbg(1, &udev->dev, + lbs_deb_usbd(&udev->dev, "Bulk in size is %d\n", + le16_to_cpu(endpoint->wMaxPacketSize)); + if (!(cardp->rx_urb = usb_alloc_urb(0, GFP_KERNEL))) { + lbs_deb_usbd(&udev->dev, "Rx URB allocation failed\n"); goto dealloc; } - usb_cardp->rx_urb_recall = 0; + cardp->rx_urb_recall = 0; - usb_cardp->bulk_in_size = - endpoint->wMaxPacketSize; - usb_cardp->bulk_in_endpointAddr = + cardp->bulk_in_size = + le16_to_cpu(endpoint->wMaxPacketSize); + cardp->bulk_in_endpointAddr = (endpoint-> bEndpointAddress & USB_ENDPOINT_NUMBER_MASK); - lbs_dev_dbg(1, &udev->dev, "in_endpoint = %d\n", + lbs_deb_usbd(&udev->dev, "in_endpoint = %d\n", endpoint->bEndpointAddress); } @@ -156,55 +176,63 @@ static int if_usb_probe(struct usb_interface *intf, && ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_BULK)) { /* We found bulk out endpoint */ - if (! - (usb_cardp->tx_urb = - usb_alloc_urb(0, GFP_KERNEL))) { - lbs_dev_dbg(1,&udev->dev, + if (!(cardp->tx_urb = usb_alloc_urb(0, GFP_KERNEL))) { + lbs_deb_usbd(&udev->dev, "Tx URB allocation failed\n"); goto dealloc; } - usb_cardp->bulk_out_size = - endpoint->wMaxPacketSize; - lbs_dev_dbg(1, &udev->dev, - "Bulk out size is %d\n", - endpoint->wMaxPacketSize); - usb_cardp->bulk_out_endpointAddr = + cardp->bulk_out_size = + le16_to_cpu(endpoint->wMaxPacketSize); + lbs_deb_usbd(&udev->dev, + "Bulk out size is %d\n", + le16_to_cpu(endpoint->wMaxPacketSize)); + cardp->bulk_out_endpointAddr = endpoint->bEndpointAddress; - lbs_dev_dbg(1, &udev->dev, "out_endpoint = %d\n", + lbs_deb_usbd(&udev->dev, "out_endpoint = %d\n", endpoint->bEndpointAddress); - usb_cardp->bulk_out_buffer = + cardp->bulk_out_buffer = kmalloc(MRVDRV_ETH_TX_PACKET_BUFFER_SIZE, GFP_KERNEL); - if (!usb_cardp->bulk_out_buffer) { - lbs_dev_dbg(1, &udev->dev, + if (!cardp->bulk_out_buffer) { + lbs_deb_usbd(&udev->dev, "Could not allocate buffer\n"); goto dealloc; } } } - - /* At this point wlan_add_card() will be called. Don't worry - * about keeping pwlanpriv around since it will be set on our - * usb device data in -> add() -> libertas_sbi_register_dev(). - */ - if (!(pwlanpriv = wlan_add_card(usb_cardp))) + if (!(priv = libertas_add_card(cardp, &udev->dev))) goto dealloc; + if (libertas_add_mesh(priv, &udev->dev)) + goto err_add_mesh; + + priv->hw_register_dev = if_usb_register_dev; + priv->hw_unregister_dev = if_usb_unregister_dev; + priv->hw_prog_firmware = if_usb_prog_firmware; + priv->hw_host_to_card = if_usb_host_to_card; + priv->hw_get_int_status = if_usb_get_int_status; + priv->hw_read_event_cause = if_usb_read_event_cause; + + if (libertas_activate_card(priv, libertas_fw_name)) + goto err_activate_card; + + list_add_tail(&cardp->list, &usb_devices); + usb_get_dev(udev); - usb_set_intfdata(intf, usb_cardp); + usb_set_intfdata(intf, cardp); - /* - * return card structure, which can be got back in the - * diconnect function as the ptr - * argument. - */ return 0; +err_activate_card: + libertas_remove_mesh(priv); +err_add_mesh: + free_netdev(priv->dev); + kfree(priv->adapter); dealloc: - if_usb_free(usb_cardp); + if_usb_free(cardp); error: return -ENOMEM; @@ -212,8 +240,7 @@ error: /** * @brief free resource and cleanup - * @param udev pointer to usb_device - * @param ptr pointer to usb_cardp + * @param intf USB interface structure * @return N/A */ static void if_usb_disconnect(struct usb_interface *intf) @@ -229,9 +256,12 @@ static void if_usb_disconnect(struct usb_interface *intf) */ adapter->surpriseremoved = 1; + list_del(&cardp->list); + /* card is removed and we can call wlan_remove_card */ - lbs_dev_dbg(1, &cardp->udev->dev, "call remove card\n"); - wlan_remove_card(cardp); + lbs_deb_usbd(&cardp->udev->dev, "call remove card\n"); + libertas_remove_mesh(priv); + libertas_remove_card(priv); /* Unlink and free urb */ if_usb_free(cardp); @@ -249,7 +279,7 @@ static void if_usb_disconnect(struct usb_interface *intf) */ static int if_prog_firmware(wlan_private * priv) { - struct usb_card_rec *cardp = priv->wlan_dev.card; + struct usb_card_rec *cardp = priv->card; struct FWData *fwdata; struct fwheader *fwheader; u8 *firmware = priv->firmware->data; @@ -266,8 +296,10 @@ static int if_prog_firmware(wlan_private * priv) cardp->fwseqnum = cardp->lastseqnum - 1; } - lbs_dev_dbg(2, &cardp->udev->dev, "totalbytes = %d\n", + /* + lbs_deb_usbd(&cardp->udev->dev, "totalbytes = %d\n", cardp->totalbytes); + */ memcpy(fwheader, &firmware[cardp->totalbytes], sizeof(struct fwheader)); @@ -275,40 +307,48 @@ static int if_prog_firmware(wlan_private * priv) cardp->fwlastblksent = cardp->totalbytes; cardp->totalbytes += sizeof(struct fwheader); - lbs_dev_dbg(2, &cardp->udev->dev,"Copy Data\n"); + /* lbs_deb_usbd(&cardp->udev->dev,"Copy Data\n"); */ memcpy(fwdata->data, &firmware[cardp->totalbytes], - fwdata->fwheader.datalength); + le32_to_cpu(fwdata->fwheader.datalength)); - lbs_dev_dbg(2, &cardp->udev->dev, - "Data length = %d\n", fwdata->fwheader.datalength); + /* + lbs_deb_usbd(&cardp->udev->dev, + "Data length = %d\n", le32_to_cpu(fwdata->fwheader.datalength)); + */ cardp->fwseqnum = cardp->fwseqnum + 1; - fwdata->seqnum = cardp->fwseqnum; - cardp->lastseqnum = fwdata->seqnum; - cardp->totalbytes += fwdata->fwheader.datalength; + fwdata->seqnum = cpu_to_le32(cardp->fwseqnum); + cardp->lastseqnum = cardp->fwseqnum; + cardp->totalbytes += le32_to_cpu(fwdata->fwheader.datalength); - if (fwheader->dnldcmd == FW_HAS_DATA_TO_RECV) { - lbs_dev_dbg(2, &cardp->udev->dev, "There is data to follow\n"); - lbs_dev_dbg(2, &cardp->udev->dev, + if (fwheader->dnldcmd == cpu_to_le32(FW_HAS_DATA_TO_RECV)) { + /* + lbs_deb_usbd(&cardp->udev->dev, "There are data to follow\n"); + lbs_deb_usbd(&cardp->udev->dev, "seqnum = %d totalbytes = %d\n", cardp->fwseqnum, cardp->totalbytes); + */ memcpy(cardp->bulk_out_buffer, fwheader, FW_DATA_XMIT_SIZE); usb_tx_block(priv, cardp->bulk_out_buffer, FW_DATA_XMIT_SIZE); - } else if (fwdata->fwheader.dnldcmd == FW_HAS_LAST_BLOCK) { - lbs_dev_dbg(2, &cardp->udev->dev, + } else if (fwdata->fwheader.dnldcmd == cpu_to_le32(FW_HAS_LAST_BLOCK)) { + /* + lbs_deb_usbd(&cardp->udev->dev, "Host has finished FW downloading\n"); - lbs_dev_dbg(2, &cardp->udev->dev, + lbs_deb_usbd(&cardp->udev->dev, "Donwloading FW JUMP BLOCK\n"); + */ memcpy(cardp->bulk_out_buffer, fwheader, FW_DATA_XMIT_SIZE); usb_tx_block(priv, cardp->bulk_out_buffer, FW_DATA_XMIT_SIZE); cardp->fwfinalblk = 1; } - lbs_dev_dbg(2, &cardp->udev->dev, + /* + lbs_deb_usbd(&cardp->udev->dev, "The firmware download is done size is %d\n", cardp->totalbytes); + */ kfree(fwdata); @@ -318,14 +358,19 @@ static int if_prog_firmware(wlan_private * priv) static int libertas_do_reset(wlan_private *priv) { int ret; - struct usb_card_rec *cardp = priv->wlan_dev.card; + struct usb_card_rec *cardp = priv->card; + + lbs_deb_enter(LBS_DEB_USB); ret = usb_reset_device(cardp->udev); if (!ret) { msleep(10); - reset_device(priv); + if_usb_reset_device(priv); msleep(10); } + + lbs_deb_leave_args(LBS_DEB_USB, "ret %d", ret); + return ret; } @@ -339,12 +384,12 @@ static int libertas_do_reset(wlan_private *priv) int usb_tx_block(wlan_private * priv, u8 * payload, u16 nb) { /* pointer to card structure */ - struct usb_card_rec *cardp = priv->wlan_dev.card; + struct usb_card_rec *cardp = priv->card; int ret = -1; /* check if device is removed */ if (priv->adapter->surpriseremoved) { - lbs_dev_dbg(1, &cardp->udev->dev, "Device removed\n"); + lbs_deb_usbd(&cardp->udev->dev, "Device removed\n"); goto tx_ret; } @@ -357,10 +402,10 @@ int usb_tx_block(wlan_private * priv, u8 * payload, u16 nb) if ((ret = usb_submit_urb(cardp->tx_urb, GFP_ATOMIC))) { /* transfer failed */ - lbs_dev_dbg(1, &cardp->udev->dev, "usb_submit_urb failed\n"); + lbs_deb_usbd(&cardp->udev->dev, "usb_submit_urb failed\n"); ret = -1; } else { - lbs_dev_dbg(2, &cardp->udev->dev, "usb_submit_urb success\n"); + /* lbs_deb_usbd(&cardp->udev->dev, "usb_submit_urb success\n"); */ ret = 0; } @@ -372,7 +417,7 @@ static int __if_usb_submit_rx_urb(wlan_private * priv, void (*callbackfn) (struct urb *urb)) { - struct usb_card_rec *cardp = priv->wlan_dev.card; + struct usb_card_rec *cardp = priv->card; struct sk_buff *skb; struct read_cb_info *rinfo = &cardp->rinfo; int ret = -1; @@ -394,13 +439,13 @@ static int __if_usb_submit_rx_urb(wlan_private * priv, cardp->rx_urb->transfer_flags |= URB_ZERO_PACKET; - lbs_dev_dbg(2, &cardp->udev->dev, "Pointer for rx_urb %p\n", cardp->rx_urb); + /* lbs_deb_usbd(&cardp->udev->dev, "Pointer for rx_urb %p\n", cardp->rx_urb); */ if ((ret = usb_submit_urb(cardp->rx_urb, GFP_ATOMIC))) { /* handle failure conditions */ - lbs_dev_dbg(1, &cardp->udev->dev, "Submit Rx URB failed\n"); + lbs_deb_usbd(&cardp->udev->dev, "Submit Rx URB failed\n"); ret = -1; } else { - lbs_dev_dbg(2, &cardp->udev->dev, "Submit Rx URB success\n"); + /* lbs_deb_usbd(&cardp->udev->dev, "Submit Rx URB success\n"); */ ret = 0; } @@ -423,12 +468,12 @@ static void if_usb_receive_fwload(struct urb *urb) struct read_cb_info *rinfo = (struct read_cb_info *)urb->context; wlan_private *priv = rinfo->priv; struct sk_buff *skb = rinfo->skb; - struct usb_card_rec *cardp = (struct usb_card_rec *)priv->wlan_dev.card; + struct usb_card_rec *cardp = (struct usb_card_rec *)priv->card; struct fwsyncheader *syncfwheader; struct bootcmdrespStr bootcmdresp; if (urb->status) { - lbs_dev_dbg(1, &cardp->udev->dev, + lbs_deb_usbd(&cardp->udev->dev, "URB status is failed during fw load\n"); kfree_skb(skb); return; @@ -437,18 +482,18 @@ static void if_usb_receive_fwload(struct urb *urb) if (cardp->bootcmdresp == 0) { memcpy (&bootcmdresp, skb->data + IPFIELD_ALIGN_OFFSET, sizeof(bootcmdresp)); - if (cardp->udev->descriptor.bcdDevice < 0x3106) { + if (le16_to_cpu(cardp->udev->descriptor.bcdDevice) < 0x3106) { kfree_skb(skb); if_usb_submit_rx_urb_fwload(priv); cardp->bootcmdresp = 1; - lbs_dev_dbg(1, &cardp->udev->dev, + lbs_deb_usbd(&cardp->udev->dev, "Received valid boot command response\n"); return; } - if (bootcmdresp.u32magicnumber != BOOT_CMD_MAGIC_NUMBER) { + if (bootcmdresp.u32magicnumber != cpu_to_le32(BOOT_CMD_MAGIC_NUMBER)) { lbs_pr_info( "boot cmd response wrong magic number (0x%x)\n", - bootcmdresp.u32magicnumber); + le32_to_cpu(bootcmdresp.u32magicnumber)); } else if (bootcmdresp.u8cmd_tag != BOOT_CMD_FW_BY_USB) { lbs_pr_info( "boot cmd response cmd_tag error (%d)\n", @@ -459,7 +504,7 @@ static void if_usb_receive_fwload(struct urb *urb) bootcmdresp.u8result); } else { cardp->bootcmdresp = 1; - lbs_dev_dbg(1, &cardp->udev->dev, + lbs_deb_usbd(&cardp->udev->dev, "Received valid boot command response\n"); } kfree_skb(skb); @@ -469,7 +514,7 @@ static void if_usb_receive_fwload(struct urb *urb) syncfwheader = kmalloc(sizeof(struct fwsyncheader), GFP_ATOMIC); if (!syncfwheader) { - lbs_dev_dbg(1, &cardp->udev->dev, "Failure to allocate syncfwheader\n"); + lbs_deb_usbd(&cardp->udev->dev, "Failure to allocate syncfwheader\n"); kfree_skb(skb); return; } @@ -478,14 +523,16 @@ static void if_usb_receive_fwload(struct urb *urb) sizeof(struct fwsyncheader)); if (!syncfwheader->cmd) { - lbs_dev_dbg(2, &cardp->udev->dev, + /* + lbs_deb_usbd(&cardp->udev->dev, "FW received Blk with correct CRC\n"); - lbs_dev_dbg(2, &cardp->udev->dev, + lbs_deb_usbd(&cardp->udev->dev, "FW received Blk seqnum = %d\n", syncfwheader->seqnum); + */ cardp->CRC_OK = 1; } else { - lbs_dev_dbg(1, &cardp->udev->dev, + lbs_deb_usbd(&cardp->udev->dev, "FW received Blk with CRC error\n"); cardp->CRC_OK = 0; } @@ -515,7 +562,7 @@ static inline void process_cmdtypedata(int recvlength, struct sk_buff *skb, { if (recvlength > MRVDRV_ETH_RX_PACKET_BUFFER_SIZE + MESSAGE_HEADER_LEN || recvlength < MRVDRV_MIN_PKT_LEN) { - lbs_dev_dbg(1, &cardp->udev->dev, + lbs_deb_usbd(&cardp->udev->dev, "Packet length is Invalid\n"); kfree_skb(skb); return; @@ -525,7 +572,7 @@ static inline void process_cmdtypedata(int recvlength, struct sk_buff *skb, skb_put(skb, recvlength); skb_pull(skb, MESSAGE_HEADER_LEN); libertas_process_rxed_packet(priv, skb); - priv->wlan_dev.upld_len = (recvlength - MESSAGE_HEADER_LEN); + priv->upld_len = (recvlength - MESSAGE_HEADER_LEN); } static inline void process_cmdrequest(int recvlength, u8 *recvbuff, @@ -535,7 +582,7 @@ static inline void process_cmdrequest(int recvlength, u8 *recvbuff, { u8 *cmdbuf; if (recvlength > MRVDRV_SIZE_OF_CMD_BUFFER) { - lbs_dev_dbg(1, &cardp->udev->dev, + lbs_deb_usbd(&cardp->udev->dev, "The receive buffer is too large\n"); kfree_skb(skb); return; @@ -548,21 +595,21 @@ static inline void process_cmdrequest(int recvlength, u8 *recvbuff, /* take care of cur_cmd = NULL case by reading the * data to clear the interrupt */ if (!priv->adapter->cur_cmd) { - cmdbuf = priv->wlan_dev.upld_buf; + cmdbuf = priv->upld_buf; priv->adapter->hisregcpy &= ~his_cmdupldrdy; } else cmdbuf = priv->adapter->cur_cmd->bufvirtualaddr; cardp->usb_int_cause |= his_cmdupldrdy; - priv->wlan_dev.upld_len = (recvlength - MESSAGE_HEADER_LEN); + priv->upld_len = (recvlength - MESSAGE_HEADER_LEN); memcpy(cmdbuf, recvbuff + MESSAGE_HEADER_LEN, - priv->wlan_dev.upld_len); + priv->upld_len); kfree_skb(skb); - libertas_interrupt(priv->wlan_dev.netdev); + libertas_interrupt(priv->dev); spin_unlock(&priv->adapter->driver_lock); - lbs_dev_dbg(1, &cardp->udev->dev, + lbs_deb_usbd(&cardp->udev->dev, "Wake up main thread to handle cmd response\n"); return; @@ -580,17 +627,17 @@ static void if_usb_receive(struct urb *urb) struct read_cb_info *rinfo = (struct read_cb_info *)urb->context; wlan_private *priv = rinfo->priv; struct sk_buff *skb = rinfo->skb; - struct usb_card_rec *cardp = (struct usb_card_rec *)priv->wlan_dev.card; + struct usb_card_rec *cardp = (struct usb_card_rec *)priv->card; int recvlength = urb->actual_length; u8 *recvbuff = NULL; u32 recvtype; - ENTER(); + lbs_deb_enter(LBS_DEB_USB); if (recvlength) { if (urb->status) { - lbs_dev_dbg(1, &cardp->udev->dev, + lbs_deb_usbd(&cardp->udev->dev, "URB status is failed\n"); kfree_skb(skb); goto setup_for_next; @@ -598,12 +645,12 @@ static void if_usb_receive(struct urb *urb) recvbuff = skb->data + IPFIELD_ALIGN_OFFSET; memcpy(&recvtype, recvbuff, sizeof(u32)); - lbs_dev_dbg(1, &cardp->udev->dev, + lbs_deb_usbd(&cardp->udev->dev, "Recv length = 0x%x\n", recvlength); - lbs_dev_dbg(1, &cardp->udev->dev, + lbs_deb_usbd(&cardp->udev->dev, "Receive type = 0x%X\n", recvtype); recvtype = le32_to_cpu(recvtype); - lbs_dev_dbg(1, &cardp->udev->dev, + lbs_deb_usbd(&cardp->udev->dev, "Receive type after = 0x%X\n", recvtype); } else if (urb->status) goto rx_exit; @@ -621,18 +668,18 @@ static void if_usb_receive(struct urb *urb) case CMD_TYPE_INDICATION: /* Event cause handling */ spin_lock(&priv->adapter->driver_lock); - cardp->usb_event_cause = *(u32 *) (recvbuff + MESSAGE_HEADER_LEN); - lbs_dev_dbg(1, &cardp->udev->dev,"**EVENT** 0x%X\n", + cardp->usb_event_cause = le32_to_cpu(*(__le32 *) (recvbuff + MESSAGE_HEADER_LEN)); + lbs_deb_usbd(&cardp->udev->dev,"**EVENT** 0x%X\n", cardp->usb_event_cause); if (cardp->usb_event_cause & 0xffff0000) { libertas_send_tx_feedback(priv); spin_unlock(&priv->adapter->driver_lock); break; } - cardp->usb_event_cause = le32_to_cpu(cardp->usb_event_cause) << 3; + cardp->usb_event_cause <<= 3; cardp->usb_int_cause |= his_cardevent; kfree_skb(skb); - libertas_interrupt(priv->wlan_dev.netdev); + libertas_interrupt(priv->dev); spin_unlock(&priv->adapter->driver_lock); goto rx_exit; default: @@ -643,8 +690,7 @@ static void if_usb_receive(struct urb *urb) setup_for_next: if_usb_submit_rx_urb(priv); rx_exit: - LEAVE(); - return; + lbs_deb_leave(LBS_DEB_USB); } /** @@ -655,24 +701,24 @@ rx_exit: * @param len number of bytes * @return 0 or -1 */ -int libertas_sbi_host_to_card(wlan_private * priv, u8 type, u8 * payload, u16 nb) +static int if_usb_host_to_card(wlan_private * priv, u8 type, u8 * payload, u16 nb) { int ret = -1; u32 tmp; - struct usb_card_rec *cardp = (struct usb_card_rec *)priv->wlan_dev.card; + struct usb_card_rec *cardp = (struct usb_card_rec *)priv->card; - lbs_dev_dbg(1, &cardp->udev->dev,"*** type = %u\n", type); - lbs_dev_dbg(1, &cardp->udev->dev,"size after = %d\n", nb); + lbs_deb_usbd(&cardp->udev->dev,"*** type = %u\n", type); + lbs_deb_usbd(&cardp->udev->dev,"size after = %d\n", nb); if (type == MVMS_CMD) { tmp = cpu_to_le32(CMD_TYPE_REQUEST); - priv->wlan_dev.dnld_sent = DNLD_CMD_SENT; + priv->dnld_sent = DNLD_CMD_SENT; memcpy(cardp->bulk_out_buffer, (u8 *) & tmp, MESSAGE_HEADER_LEN); } else { tmp = cpu_to_le32(CMD_TYPE_DATA); - priv->wlan_dev.dnld_sent = DNLD_DATA_SENT; + priv->dnld_sent = DNLD_DATA_SENT; memcpy(cardp->bulk_out_buffer, (u8 *) & tmp, MESSAGE_HEADER_LEN); } @@ -686,39 +732,41 @@ int libertas_sbi_host_to_card(wlan_private * priv, u8 type, u8 * payload, u16 nb } /* called with adapter->driver_lock held */ -int libertas_sbi_get_int_status(wlan_private * priv, u8 * ireg) +static int if_usb_get_int_status(wlan_private * priv, u8 * ireg) { - struct usb_card_rec *cardp = priv->wlan_dev.card; + struct usb_card_rec *cardp = priv->card; *ireg = cardp->usb_int_cause; cardp->usb_int_cause = 0; - lbs_dev_dbg(1, &cardp->udev->dev,"Int cause is 0x%X\n", *ireg); + lbs_deb_usbd(&cardp->udev->dev,"Int cause is 0x%X\n", *ireg); return 0; } -int libertas_sbi_read_event_cause(wlan_private * priv) +static int if_usb_read_event_cause(wlan_private * priv) { - struct usb_card_rec *cardp = priv->wlan_dev.card; + struct usb_card_rec *cardp = priv->card; priv->adapter->eventcause = cardp->usb_event_cause; /* Re-submit rx urb here to avoid event lost issue */ if_usb_submit_rx_urb(priv); return 0; } -int reset_device(wlan_private *priv) +static int if_usb_reset_device(wlan_private *priv) { int ret; + lbs_deb_enter(LBS_DEB_USB); ret = libertas_prepare_and_send_command(priv, cmd_802_11_reset, cmd_act_halt, 0, 0, NULL); msleep_interruptible(10); + lbs_deb_leave_args(LBS_DEB_USB, "ret %d", ret); return ret; } -int libertas_sbi_unregister_dev(wlan_private * priv) +static int if_usb_unregister_dev(wlan_private * priv) { int ret = 0; @@ -727,7 +775,7 @@ int libertas_sbi_unregister_dev(wlan_private * priv) * again. */ if (priv) - reset_device(priv); + if_usb_reset_device(priv); return ret; } @@ -738,42 +786,41 @@ int libertas_sbi_unregister_dev(wlan_private * priv) * @param priv pointer to wlan_private * @return 0 or -1 */ -int libertas_sbi_register_dev(wlan_private * priv) +static int if_usb_register_dev(wlan_private * priv) { + struct usb_card_rec *cardp = (struct usb_card_rec *)priv->card; - struct usb_card_rec *cardp = (struct usb_card_rec *)priv->wlan_dev.card; - ENTER(); + lbs_deb_enter(LBS_DEB_USB); cardp->priv = priv; - cardp->eth_dev = priv->wlan_dev.netdev; + cardp->eth_dev = priv->dev; priv->hotplug_device = &(cardp->udev->dev); - SET_NETDEV_DEV(cardp->eth_dev, &(cardp->udev->dev)); - - lbs_dev_dbg(1, &cardp->udev->dev, "udev pointer is at %p\n", + lbs_deb_usbd(&cardp->udev->dev, "udev pointer is at %p\n", cardp->udev); - LEAVE(); + lbs_deb_leave(LBS_DEB_USB); return 0; } -int libertas_sbi_prog_firmware(wlan_private * priv) +static int if_usb_prog_firmware(wlan_private * priv) { - struct usb_card_rec *cardp = priv->wlan_dev.card; + struct usb_card_rec *cardp = priv->card; int i = 0; static int reset_count = 10; + int ret = 0; - ENTER(); + lbs_deb_enter(LBS_DEB_USB); cardp->rinfo.priv = priv; restart: if (if_usb_submit_rx_urb_fwload(priv) < 0) { - lbs_dev_dbg(1, &cardp->udev->dev, "URB submission is failed\n"); - LEAVE(); - return -1; + lbs_deb_usbd(&cardp->udev->dev, "URB submission is failed\n"); + ret = -1; + goto done; } cardp->bootcmdresp = 0; @@ -811,7 +858,7 @@ restart: if_prog_firmware(priv); do { - lbs_dev_dbg(1, &cardp->udev->dev,"Wlan sched timeout\n"); + lbs_deb_usbd(&cardp->udev->dev,"Wlan sched timeout\n"); i++; msleep_interruptible(100); if (priv->adapter->surpriseremoved || i >= 20) @@ -826,8 +873,8 @@ restart: } lbs_pr_info("FW download failure, time = %d ms\n", i * 100); - LEAVE(); - return -1; + ret = -1; + goto done; } if_usb_submit_rx_urb(priv); @@ -837,32 +884,10 @@ restart: priv->adapter->fw_ready = 1; - LEAVE(); - return 0; -} - -/** - * @brief Given a usb_card_rec return its wlan_private - * @param card pointer to a usb_card_rec - * @return pointer to wlan_private - */ -wlan_private *libertas_sbi_get_priv(void *card) -{ - struct usb_card_rec *cardp = card; - return cardp->priv; -} - -#ifdef ENABLE_PM -int libertas_sbi_suspend(wlan_private * priv) -{ - return 0; -} - -int libertas_sbi_resume(wlan_private * priv) -{ - return 0; +done: + lbs_deb_leave_args(LBS_DEB_USB, "ret %d", ret); + return ret; } -#endif #ifdef CONFIG_PM static int if_usb_suspend(struct usb_interface *intf, pm_message_t message) @@ -870,12 +895,13 @@ static int if_usb_suspend(struct usb_interface *intf, pm_message_t message) struct usb_card_rec *cardp = usb_get_intfdata(intf); wlan_private *priv = cardp->priv; - ENTER(); + lbs_deb_enter(LBS_DEB_USB); if (priv->adapter->psstate != PS_STATE_FULL_POWER) return -1; netif_device_detach(cardp->eth_dev); + netif_device_detach(priv->mesh_dev); /* Unlink tx & rx urb */ usb_kill_urb(cardp->tx_urb); @@ -883,23 +909,25 @@ static int if_usb_suspend(struct usb_interface *intf, pm_message_t message) cardp->rx_urb_recall = 1; - LEAVE(); + lbs_deb_leave(LBS_DEB_USB); return 0; } static int if_usb_resume(struct usb_interface *intf) { struct usb_card_rec *cardp = usb_get_intfdata(intf); + wlan_private *priv = cardp->priv; - ENTER(); + lbs_deb_enter(LBS_DEB_USB); cardp->rx_urb_recall = 0; if_usb_submit_rx_urb(cardp->priv); netif_device_attach(cardp->eth_dev); + netif_device_attach(priv->mesh_dev); - LEAVE(); + lbs_deb_leave(LBS_DEB_USB); return 0; } #else @@ -920,32 +948,40 @@ static struct usb_driver if_usb_driver = { .resume = if_usb_resume, }; -/** - * @brief This function registers driver. - * @param add pointer to add_card callback function - * @param remove pointer to remove card callback function - * @param arg pointer to call back function parameter - * @return dummy success variable - */ -int libertas_sbi_register(void) +static int if_usb_init_module(void) { - /* - * API registers the Marvell USB driver - * to the USB system - */ - usb_register(&if_usb_driver); + int ret = 0; - /* Return success to wlan layer */ - return 0; + lbs_deb_enter(LBS_DEB_MAIN); + + if (libertas_fw_name == NULL) { + libertas_fw_name = default_fw_name; + } + + ret = usb_register(&if_usb_driver); + + lbs_deb_leave_args(LBS_DEB_MAIN, "ret %d", ret); + return ret; } -/** - * @brief This function removes usb driver. - * @return N/A - */ -void libertas_sbi_unregister(void) +static void if_usb_exit_module(void) { + struct usb_card_rec *cardp, *cardp_temp; + + lbs_deb_enter(LBS_DEB_MAIN); + + list_for_each_entry_safe(cardp, cardp_temp, &usb_devices, list) + if_usb_reset_device((wlan_private *) cardp->priv); + /* API unregisters the driver from USB subsystem */ usb_deregister(&if_usb_driver); - return; + + lbs_deb_leave(LBS_DEB_MAIN); } + +module_init(if_usb_init_module); +module_exit(if_usb_exit_module); + +MODULE_DESCRIPTION("8388 USB WLAN Driver"); +MODULE_AUTHOR("Marvell International Ltd."); +MODULE_LICENSE("GPL"); diff --git a/drivers/net/wireless/libertas/if_usb.h b/drivers/net/wireless/libertas/if_usb.h index 170dfe6809f..156bb485e1a 100644 --- a/drivers/net/wireless/libertas/if_usb.h +++ b/drivers/net/wireless/libertas/if_usb.h @@ -1,3 +1,8 @@ +#ifndef _LIBERTAS_IF_USB_H +#define _LIBERTAS_IF_USB_H + +#include <linux/list.h> + /** * This file contains definition for USB interface. */ @@ -7,11 +12,6 @@ #define IPFIELD_ALIGN_OFFSET 2 -#define USB8388_VID_1 0x1286 -#define USB8388_PID_1 0x2001 -#define USB8388_VID_2 0x05a3 -#define USB8388_PID_2 0x8388 - #define BOOT_CMD_FW_BY_USB 0x01 #define BOOT_CMD_FW_IN_EEPROM 0x02 #define BOOT_CMD_UPDATE_BOOT2 0x03 @@ -20,7 +20,7 @@ struct bootcmdstr { - u32 u32magicnumber; + __le32 u32magicnumber; u8 u8cmd_tag; u8 au8dumy[11]; }; @@ -30,7 +30,7 @@ struct bootcmdstr struct bootcmdrespStr { - u32 u32magicnumber; + __le32 u32magicnumber; u8 u8cmd_tag; u8 u8result; u8 au8dumy[2]; @@ -44,6 +44,7 @@ struct read_cb_info { /** USB card description structure*/ struct usb_card_rec { + struct list_head list; struct net_device *eth_dev; struct usb_device *udev; struct urb *rx_urb, *tx_urb; @@ -75,33 +76,34 @@ struct usb_card_rec { /** fwheader */ struct fwheader { - u32 dnldcmd; - u32 baseaddr; - u32 datalength; - u32 CRC; + __le32 dnldcmd; + __le32 baseaddr; + __le32 datalength; + __le32 CRC; }; #define FW_MAX_DATA_BLK_SIZE 600 /** FWData */ struct FWData { struct fwheader fwheader; - u32 seqnum; + __le32 seqnum; u8 data[FW_MAX_DATA_BLK_SIZE]; }; /** fwsyncheader */ struct fwsyncheader { - u32 cmd; - u32 seqnum; + __le32 cmd; + __le32 seqnum; }; #define FW_HAS_DATA_TO_RECV 0x00000001 #define FW_HAS_LAST_BLOCK 0x00000004 #define FW_DATA_XMIT_SIZE \ - sizeof(struct fwheader) + fwdata->fwheader.datalength + sizeof(u32) + sizeof(struct fwheader) + le32_to_cpu(fwdata->fwheader.datalength) + sizeof(u32) int usb_tx_block(wlan_private *priv, u8 *payload, u16 nb); void if_usb_free(struct usb_card_rec *cardp); int if_usb_issue_boot_command(wlan_private *priv, int ivalue); +#endif diff --git a/drivers/net/wireless/libertas/ioctl.c b/drivers/net/wireless/libertas/ioctl.c index a8f76c35899..f4108158556 100644 --- a/drivers/net/wireless/libertas/ioctl.c +++ b/drivers/net/wireless/libertas/ioctl.c @@ -30,6 +30,7 @@ static int wlan_set_region(wlan_private * priv, u16 region_code) { int i; + int ret = 0; for (i = 0; i < MRVDRV_MAX_REGION_CODE; i++) { // use the region code to search for the index @@ -42,17 +43,18 @@ static int wlan_set_region(wlan_private * priv, u16 region_code) // if it's unidentified region code if (i >= MRVDRV_MAX_REGION_CODE) { - lbs_pr_debug(1, "region Code not identified\n"); - LEAVE(); - return -1; + lbs_deb_ioctl("region Code not identified\n"); + ret = -1; + goto done; } if (libertas_set_regiontable(priv, priv->adapter->regioncode, 0)) { - LEAVE(); - return -EINVAL; + ret = -EINVAL; } - return 0; +done: + lbs_deb_leave_args(LBS_DEB_IOCTL, "ret %d", ret); + return ret; } static inline int hex2int(char c) @@ -125,8 +127,10 @@ static int wlan_bt_add_ioctl(wlan_private * priv, struct ifreq *req) char ethaddrs_str[18]; char *pos; u8 ethaddr[ETH_ALEN]; + int ret; + + lbs_deb_enter(LBS_DEB_IOCTL); - ENTER(); if (copy_from_user(ethaddrs_str, wrq->u.data.pointer, sizeof(ethaddrs_str))) return -EFAULT; @@ -136,11 +140,12 @@ static int wlan_bt_add_ioctl(wlan_private * priv, struct ifreq *req) return -EINVAL; } - lbs_pr_debug(1, "BT: adding %s\n", ethaddrs_str); - LEAVE(); - return (libertas_prepare_and_send_command(priv, cmd_bt_access, + lbs_deb_ioctl("BT: adding %s\n", ethaddrs_str); + ret = libertas_prepare_and_send_command(priv, cmd_bt_access, cmd_act_bt_access_add, - cmd_option_waitforrsp, 0, ethaddr)); + cmd_option_waitforrsp, 0, ethaddr); + lbs_deb_leave_args(LBS_DEB_IOCTL, "ret %d", ret); + return ret; } /** @@ -156,7 +161,8 @@ static int wlan_bt_del_ioctl(wlan_private * priv, struct ifreq *req) u8 ethaddr[ETH_ALEN]; char *pos; - ENTER(); + lbs_deb_enter(LBS_DEB_IOCTL); + if (copy_from_user(ethaddrs_str, wrq->u.data.pointer, sizeof(ethaddrs_str))) return -EFAULT; @@ -166,13 +172,14 @@ static int wlan_bt_del_ioctl(wlan_private * priv, struct ifreq *req) return -EINVAL; } - lbs_pr_debug(1, "BT: deleting %s\n", ethaddrs_str); + lbs_deb_ioctl("BT: deleting %s\n", ethaddrs_str); return (libertas_prepare_and_send_command(priv, cmd_bt_access, cmd_act_bt_access_del, cmd_option_waitforrsp, 0, ethaddr)); - LEAVE(); + + lbs_deb_leave(LBS_DEB_IOCTL); return 0; } @@ -183,7 +190,7 @@ static int wlan_bt_del_ioctl(wlan_private * priv, struct ifreq *req) */ static int wlan_bt_reset_ioctl(wlan_private * priv) { - ENTER(); + lbs_deb_enter(LBS_DEB_IOCTL); lbs_pr_alert( "BT: resetting\n"); @@ -192,7 +199,7 @@ static int wlan_bt_reset_ioctl(wlan_private * priv) cmd_act_bt_access_reset, cmd_option_waitforrsp, 0, NULL)); - LEAVE(); + lbs_deb_leave(LBS_DEB_IOCTL); return 0; } @@ -209,17 +216,17 @@ static int wlan_bt_list_ioctl(wlan_private * priv, struct ifreq *req) struct iwreq *wrq = (struct iwreq *)req; /* used to pass id and store the bt entry returned by the FW */ union { - int id; + u32 id; char addr1addr2[2 * ETH_ALEN]; } param; static char outstr[64]; char *pbuf = outstr; int ret; - ENTER(); + lbs_deb_enter(LBS_DEB_IOCTL); if (copy_from_user(outstr, wrq->u.data.pointer, sizeof(outstr))) { - lbs_pr_debug(1, "Copy from user failed\n"); + lbs_deb_ioctl("Copy from user failed\n"); return -1; } param.id = simple_strtoul(outstr, NULL, 10); @@ -234,7 +241,7 @@ static int wlan_bt_list_ioctl(wlan_private * priv, struct ifreq *req) if (ret == 0) { addr1 = param.addr1addr2; - pos = sprintf(pbuf, "ignoring traffic from "); + pos = sprintf(pbuf, "BT includes node "); pbuf += pos; pos = eth_addr2str(addr1, pbuf); pbuf += pos; @@ -246,11 +253,70 @@ static int wlan_bt_list_ioctl(wlan_private * priv, struct ifreq *req) wrq->u.data.length = strlen(outstr); if (copy_to_user(wrq->u.data.pointer, (char *)outstr, wrq->u.data.length)) { - lbs_pr_debug(1, "BT_LIST: Copy to user failed!\n"); + lbs_deb_ioctl("BT_LIST: Copy to user failed!\n"); return -EFAULT; } - LEAVE(); + lbs_deb_leave(LBS_DEB_IOCTL); + return 0 ; +} + +/** + * @brief Sets inverted state of blacklist (non-zero if inverted) + * @param priv A pointer to wlan_private structure + * @param req A pointer to ifreq structure + * @return 0 --success, otherwise fail + */ +static int wlan_bt_set_invert_ioctl(wlan_private * priv, struct ifreq *req) +{ + int ret; + struct iwreq *wrq = (struct iwreq *)req; + union { + u32 id; + char addr1addr2[2 * ETH_ALEN]; + } param; + + lbs_deb_enter(LBS_DEB_IOCTL); + + param.id = SUBCMD_DATA(wrq) ; + ret = libertas_prepare_and_send_command(priv, cmd_bt_access, + cmd_act_bt_access_set_invert, + cmd_option_waitforrsp, 0, + (char *)¶m); + if (ret != 0) + return -EFAULT; + lbs_deb_leave(LBS_DEB_IOCTL); + return 0; +} + +/** + * @brief Gets inverted state of blacklist (non-zero if inverted) + * @param priv A pointer to wlan_private structure + * @param req A pointer to ifreq structure + * @return 0 --success, otherwise fail + */ +static int wlan_bt_get_invert_ioctl(wlan_private * priv, struct ifreq *req) +{ + struct iwreq *wrq = (struct iwreq *)req; + int ret; + union { + u32 id; + char addr1addr2[2 * ETH_ALEN]; + } param; + + lbs_deb_enter(LBS_DEB_IOCTL); + + ret = libertas_prepare_and_send_command(priv, cmd_bt_access, + cmd_act_bt_access_get_invert, + cmd_option_waitforrsp, 0, + (char *)¶m); + + if (ret == 0) + wrq->u.param.value = le32_to_cpu(param.id); + else + return -EFAULT; + + lbs_deb_leave(LBS_DEB_IOCTL); return 0; } @@ -278,8 +344,10 @@ static int wlan_fwt_add_ioctl(wlan_private * priv, struct ifreq *req) char in_str[128]; static struct cmd_ds_fwt_access fwt_access; char *ptr; + int ret; + + lbs_deb_enter(LBS_DEB_IOCTL); - ENTER(); if (copy_from_user(in_str, wrq->u.data.pointer, sizeof(in_str))) return -EFAULT; @@ -297,7 +365,7 @@ static int wlan_fwt_add_ioctl(wlan_private * priv, struct ifreq *req) fwt_access.metric = cpu_to_le32(simple_strtoul(ptr, &ptr, 10)); else - fwt_access.metric = FWT_DEFAULT_METRIC; + fwt_access.metric = cpu_to_le32(FWT_DEFAULT_METRIC); if ((ptr = next_param(ptr))) fwt_access.dir = (u8)simple_strtoul(ptr, &ptr, 10); @@ -305,16 +373,21 @@ static int wlan_fwt_add_ioctl(wlan_private * priv, struct ifreq *req) fwt_access.dir = FWT_DEFAULT_DIR; if ((ptr = next_param(ptr))) + fwt_access.rate = (u8) simple_strtoul(ptr, &ptr, 10); + else + fwt_access.rate = FWT_DEFAULT_RATE; + + if ((ptr = next_param(ptr))) fwt_access.ssn = cpu_to_le32(simple_strtoul(ptr, &ptr, 10)); else - fwt_access.ssn = FWT_DEFAULT_SSN; + fwt_access.ssn = cpu_to_le32(FWT_DEFAULT_SSN); if ((ptr = next_param(ptr))) fwt_access.dsn = cpu_to_le32(simple_strtoul(ptr, &ptr, 10)); else - fwt_access.dsn = FWT_DEFAULT_DSN; + fwt_access.dsn = cpu_to_le32(FWT_DEFAULT_DSN); if ((ptr = next_param(ptr))) fwt_access.hopcount = simple_strtoul(ptr, &ptr, 10); @@ -330,7 +403,7 @@ static int wlan_fwt_add_ioctl(wlan_private * priv, struct ifreq *req) fwt_access.expiration = cpu_to_le32(simple_strtoul(ptr, &ptr, 10)); else - fwt_access.expiration = FWT_DEFAULT_EXPIRATION; + fwt_access.expiration = cpu_to_le32(FWT_DEFAULT_EXPIRATION); if ((ptr = next_param(ptr))) fwt_access.sleepmode = (u8)simple_strtoul(ptr, &ptr, 10); @@ -341,27 +414,29 @@ static int wlan_fwt_add_ioctl(wlan_private * priv, struct ifreq *req) fwt_access.snr = cpu_to_le32(simple_strtoul(ptr, &ptr, 10)); else - fwt_access.snr = FWT_DEFAULT_SNR; + fwt_access.snr = cpu_to_le32(FWT_DEFAULT_SNR); #ifdef DEBUG { char ethaddr1_str[18], ethaddr2_str[18]; eth_addr2str(fwt_access.da, ethaddr1_str); eth_addr2str(fwt_access.ra, ethaddr2_str); - lbs_pr_debug(1, "FWT_ADD: adding (da:%s,%i,ra:%s)\n", ethaddr1_str, + lbs_deb_ioctl("FWT_ADD: adding (da:%s,%i,ra:%s)\n", ethaddr1_str, fwt_access.dir, ethaddr2_str); - lbs_pr_debug(1, "FWT_ADD: ssn:%u dsn:%u met:%u hop:%u ttl:%u exp:%u slp:%u snr:%u\n", + lbs_deb_ioctl("FWT_ADD: ssn:%u dsn:%u met:%u hop:%u ttl:%u exp:%u slp:%u snr:%u\n", fwt_access.ssn, fwt_access.dsn, fwt_access.metric, fwt_access.hopcount, fwt_access.ttl, fwt_access.expiration, fwt_access.sleepmode, fwt_access.snr); } #endif - LEAVE(); - return (libertas_prepare_and_send_command(priv, cmd_fwt_access, - cmd_act_fwt_access_add, - cmd_option_waitforrsp, 0, - (void *)&fwt_access)); + ret = libertas_prepare_and_send_command(priv, cmd_fwt_access, + cmd_act_fwt_access_add, + cmd_option_waitforrsp, 0, + (void *)&fwt_access); + + lbs_deb_leave_args(LBS_DEB_IOCTL, "ret %d", ret); + return ret; } /** @@ -376,8 +451,10 @@ static int wlan_fwt_del_ioctl(wlan_private * priv, struct ifreq *req) char in_str[64]; static struct cmd_ds_fwt_access fwt_access; char *ptr; + int ret; + + lbs_deb_enter(LBS_DEB_IOCTL); - ENTER(); if (copy_from_user(in_str, wrq->u.data.pointer, sizeof(in_str))) return -EFAULT; @@ -399,20 +476,21 @@ static int wlan_fwt_del_ioctl(wlan_private * priv, struct ifreq *req) #ifdef DEBUG { char ethaddr1_str[18], ethaddr2_str[18]; - lbs_pr_debug(1, "FWT_DEL: line is %s\n", in_str); + lbs_deb_ioctl("FWT_DEL: line is %s\n", in_str); eth_addr2str(fwt_access.da, ethaddr1_str); eth_addr2str(fwt_access.ra, ethaddr2_str); - lbs_pr_debug(1, "FWT_DEL: removing (da:%s,ra:%s,dir:%d)\n", ethaddr1_str, + lbs_deb_ioctl("FWT_DEL: removing (da:%s,ra:%s,dir:%d)\n", ethaddr1_str, ethaddr2_str, fwt_access.dir); } #endif - LEAVE(); - return (libertas_prepare_and_send_command(priv, - cmd_fwt_access, - cmd_act_fwt_access_del, - cmd_option_waitforrsp, 0, - (void *)&fwt_access)); + ret = libertas_prepare_and_send_command(priv, + cmd_fwt_access, + cmd_act_fwt_access_del, + cmd_option_waitforrsp, 0, + (void *)&fwt_access); + lbs_deb_leave_args(LBS_DEB_IOCTL, "ret %d", ret); + return ret; } @@ -427,15 +505,18 @@ static void print_route(struct cmd_ds_fwt_access fwt_access, char *buf) buf += eth_addr2str(fwt_access.da, buf); buf += sprintf(buf, " "); buf += eth_addr2str(fwt_access.ra, buf); + buf += sprintf(buf, " %u", fwt_access.valid); buf += sprintf(buf, " %u", le32_to_cpu(fwt_access.metric)); buf += sprintf(buf, " %u", fwt_access.dir); + buf += sprintf(buf, " %u", fwt_access.rate); buf += sprintf(buf, " %u", le32_to_cpu(fwt_access.ssn)); buf += sprintf(buf, " %u", le32_to_cpu(fwt_access.dsn)); buf += sprintf(buf, " %u", fwt_access.hopcount); buf += sprintf(buf, " %u", fwt_access.ttl); buf += sprintf(buf, " %u", le32_to_cpu(fwt_access.expiration)); buf += sprintf(buf, " %u", fwt_access.sleepmode); - buf += sprintf(buf, " %u", le32_to_cpu(fwt_access.snr)); + buf += sprintf(buf, " %u ", le32_to_cpu(fwt_access.snr)); + buf += eth_addr2str(fwt_access.prec, buf); } /** @@ -453,7 +534,8 @@ static int wlan_fwt_lookup_ioctl(wlan_private * priv, struct ifreq *req) static char out_str[128]; int ret; - ENTER(); + lbs_deb_enter(LBS_DEB_IOCTL); + if (copy_from_user(in_str, wrq->u.data.pointer, sizeof(in_str))) return -EFAULT; @@ -465,9 +547,9 @@ static int wlan_fwt_lookup_ioctl(wlan_private * priv, struct ifreq *req) #ifdef DEBUG { char ethaddr1_str[18]; - lbs_pr_debug(1, "FWT_LOOKUP: line is %s\n", in_str); + lbs_deb_ioctl("FWT_LOOKUP: line is %s\n", in_str); eth_addr2str(fwt_access.da, ethaddr1_str); - lbs_pr_debug(1, "FWT_LOOKUP: looking for (da:%s)\n", ethaddr1_str); + lbs_deb_ioctl("FWT_LOOKUP: looking for (da:%s)\n", ethaddr1_str); } #endif @@ -485,11 +567,11 @@ static int wlan_fwt_lookup_ioctl(wlan_private * priv, struct ifreq *req) wrq->u.data.length = strlen(out_str); if (copy_to_user(wrq->u.data.pointer, (char *)out_str, wrq->u.data.length)) { - lbs_pr_debug(1, "FWT_LOOKUP: Copy to user failed!\n"); + lbs_deb_ioctl("FWT_LOOKUP: Copy to user failed!\n"); return -EFAULT; } - LEAVE(); + lbs_deb_leave(LBS_DEB_IOCTL); return 0; } @@ -500,7 +582,7 @@ static int wlan_fwt_lookup_ioctl(wlan_private * priv, struct ifreq *req) */ static int wlan_fwt_reset_ioctl(wlan_private * priv) { - lbs_pr_debug(1, "FWT: resetting\n"); + lbs_deb_ioctl("FWT: resetting\n"); return (libertas_prepare_and_send_command(priv, cmd_fwt_access, @@ -522,18 +604,21 @@ static int wlan_fwt_list_ioctl(wlan_private * priv, struct ifreq *req) char *ptr = in_str; static char out_str[128]; char *pbuf = out_str; - int ret; + int ret = 0; - ENTER(); - if (copy_from_user(in_str, wrq->u.data.pointer, sizeof(in_str))) - return -EFAULT; + lbs_deb_enter(LBS_DEB_IOCTL); + + if (copy_from_user(in_str, wrq->u.data.pointer, sizeof(in_str))) { + ret = -EFAULT; + goto out; + } fwt_access.id = cpu_to_le32(simple_strtoul(ptr, &ptr, 10)); #ifdef DEBUG { - lbs_pr_debug(1, "FWT_LIST: line is %s\n", in_str); - lbs_pr_debug(1, "FWT_LIST: listing id:%i\n", le32_to_cpu(fwt_access.id)); + lbs_deb_ioctl("FWT_LIST: line is %s\n", in_str); + lbs_deb_ioctl("FWT_LIST: listing id:%i\n", le32_to_cpu(fwt_access.id)); } #endif @@ -549,12 +634,16 @@ static int wlan_fwt_list_ioctl(wlan_private * priv, struct ifreq *req) wrq->u.data.length = strlen(out_str); if (copy_to_user(wrq->u.data.pointer, (char *)out_str, wrq->u.data.length)) { - lbs_pr_debug(1, "FWT_LIST: Copy to user failed!\n"); - return -EFAULT; + lbs_deb_ioctl("FWT_LIST: Copy to user failed!\n"); + ret = -EFAULT; + goto out; } - LEAVE(); - return 0; + ret = 0; + +out: + lbs_deb_leave(LBS_DEB_IOCTL); + return ret; } /** @@ -573,7 +662,8 @@ static int wlan_fwt_list_route_ioctl(wlan_private * priv, struct ifreq *req) char *pbuf = out_str; int ret; - ENTER(); + lbs_deb_enter(LBS_DEB_IOCTL); + if (copy_from_user(in_str, wrq->u.data.pointer, sizeof(in_str))) return -EFAULT; @@ -581,8 +671,8 @@ static int wlan_fwt_list_route_ioctl(wlan_private * priv, struct ifreq *req) #ifdef DEBUG { - lbs_pr_debug(1, "FWT_LIST_ROUTE: line is %s\n", in_str); - lbs_pr_debug(1, "FWT_LIST_ROUTE: listing id:%i\n", le32_to_cpu(fwt_access.id)); + lbs_deb_ioctl("FWT_LIST_ROUTE: line is %s\n", in_str); + lbs_deb_ioctl("FWT_LIST_ROUTE: listing id:%i\n", le32_to_cpu(fwt_access.id)); } #endif @@ -591,28 +681,18 @@ static int wlan_fwt_list_route_ioctl(wlan_private * priv, struct ifreq *req) cmd_option_waitforrsp, 0, (void *)&fwt_access); if (ret == 0) { - pbuf += sprintf(pbuf, " "); - pbuf += eth_addr2str(fwt_access.da, pbuf); - pbuf += sprintf(pbuf, " %u", le32_to_cpu(fwt_access.metric)); - pbuf += sprintf(pbuf, " %u", fwt_access.dir); - /* note that the firmware returns the nid in the id field */ - pbuf += sprintf(pbuf, " %u", le32_to_cpu(fwt_access.id)); - pbuf += sprintf(pbuf, " %u", le32_to_cpu(fwt_access.ssn)); - pbuf += sprintf(pbuf, " %u", le32_to_cpu(fwt_access.dsn)); - pbuf += sprintf(pbuf, " hop %u", fwt_access.hopcount); - pbuf += sprintf(pbuf, " ttl %u", fwt_access.ttl); - pbuf += sprintf(pbuf, " %u", le32_to_cpu(fwt_access.expiration)); + print_route(fwt_access, pbuf); } else pbuf += sprintf(pbuf, " (null)"); wrq->u.data.length = strlen(out_str); if (copy_to_user(wrq->u.data.pointer, (char *)out_str, wrq->u.data.length)) { - lbs_pr_debug(1, "FWT_LIST_ROUTE: Copy to user failed!\n"); + lbs_deb_ioctl("FWT_LIST_ROUTE: Copy to user failed!\n"); return -EFAULT; } - LEAVE(); + lbs_deb_leave(LBS_DEB_IOCTL); return 0; } @@ -632,7 +712,8 @@ static int wlan_fwt_list_neighbor_ioctl(wlan_private * priv, struct ifreq *req) char *pbuf = out_str; int ret; - ENTER(); + lbs_deb_enter(LBS_DEB_IOCTL); + if (copy_from_user(in_str, wrq->u.data.pointer, sizeof(in_str))) return -EFAULT; @@ -641,8 +722,8 @@ static int wlan_fwt_list_neighbor_ioctl(wlan_private * priv, struct ifreq *req) #ifdef DEBUG { - lbs_pr_debug(1, "FWT_LIST_NEIGHBOR: line is %s\n", in_str); - lbs_pr_debug(1, "FWT_LIST_NEIGHBOR: listing id:%i\n", le32_to_cpu(fwt_access.id)); + lbs_deb_ioctl("FWT_LIST_NEIGHBOR: line is %s\n", in_str); + lbs_deb_ioctl("FWT_LIST_NEIGHBOR: listing id:%i\n", le32_to_cpu(fwt_access.id)); } #endif @@ -663,11 +744,11 @@ static int wlan_fwt_list_neighbor_ioctl(wlan_private * priv, struct ifreq *req) wrq->u.data.length = strlen(out_str); if (copy_to_user(wrq->u.data.pointer, (char *)out_str, wrq->u.data.length)) { - lbs_pr_debug(1, "FWT_LIST_NEIGHBOR: Copy to user failed!\n"); + lbs_deb_ioctl("FWT_LIST_NEIGHBOR: Copy to user failed!\n"); return -EFAULT; } - LEAVE(); + lbs_deb_leave(LBS_DEB_IOCTL); return 0; } @@ -684,9 +765,9 @@ static int wlan_fwt_cleanup_ioctl(wlan_private * priv, struct ifreq *req) static struct cmd_ds_fwt_access fwt_access; int ret; - ENTER(); + lbs_deb_enter(LBS_DEB_IOCTL); - lbs_pr_debug(1, "FWT: cleaning up\n"); + lbs_deb_ioctl("FWT: cleaning up\n"); memset(&fwt_access, 0, sizeof(fwt_access)); @@ -700,7 +781,7 @@ static int wlan_fwt_cleanup_ioctl(wlan_private * priv, struct ifreq *req) else return -EFAULT; - LEAVE(); + lbs_deb_leave(LBS_DEB_IOCTL); return 0; } @@ -716,9 +797,9 @@ static int wlan_fwt_time_ioctl(wlan_private * priv, struct ifreq *req) static struct cmd_ds_fwt_access fwt_access; int ret; - ENTER(); + lbs_deb_enter(LBS_DEB_IOCTL); - lbs_pr_debug(1, "FWT: getting time\n"); + lbs_deb_ioctl("FWT: getting time\n"); memset(&fwt_access, 0, sizeof(fwt_access)); @@ -732,7 +813,7 @@ static int wlan_fwt_time_ioctl(wlan_private * priv, struct ifreq *req) else return -EFAULT; - LEAVE(); + lbs_deb_leave(LBS_DEB_IOCTL); return 0; } @@ -748,7 +829,7 @@ static int wlan_mesh_get_ttl_ioctl(wlan_private * priv, struct ifreq *req) struct cmd_ds_mesh_access mesh_access; int ret; - ENTER(); + lbs_deb_enter(LBS_DEB_IOCTL); memset(&mesh_access, 0, sizeof(mesh_access)); @@ -762,7 +843,7 @@ static int wlan_mesh_get_ttl_ioctl(wlan_private * priv, struct ifreq *req) else return -EFAULT; - LEAVE(); + lbs_deb_leave(LBS_DEB_IOCTL); return 0; } @@ -777,13 +858,13 @@ static int wlan_mesh_set_ttl_ioctl(wlan_private * priv, int ttl) struct cmd_ds_mesh_access mesh_access; int ret; - ENTER(); + lbs_deb_enter(LBS_DEB_IOCTL); if( (ttl > 0xff) || (ttl < 0) ) return -EINVAL; memset(&mesh_access, 0, sizeof(mesh_access)); - mesh_access.data[0] = ttl; + mesh_access.data[0] = cpu_to_le32(ttl); ret = libertas_prepare_and_send_command(priv, cmd_mesh_access, cmd_act_mesh_set_ttl, @@ -793,7 +874,7 @@ static int wlan_mesh_set_ttl_ioctl(wlan_private * priv, int ttl) if (ret != 0) ret = -EFAULT; - LEAVE(); + lbs_deb_leave(LBS_DEB_IOCTL); return ret; } @@ -815,9 +896,9 @@ int libertas_do_ioctl(struct net_device *dev, struct ifreq *req, int cmd) wlan_adapter *adapter = priv->adapter; struct iwreq *wrq = (struct iwreq *)req; - ENTER(); + lbs_deb_enter(LBS_DEB_IOCTL); - lbs_pr_debug(1, "libertas_do_ioctl: ioctl cmd = 0x%x\n", cmd); + lbs_deb_ioctl("libertas_do_ioctl: ioctl cmd = 0x%x\n", cmd); switch (cmd) { case WLAN_SETNONE_GETNONE: /* set WPA mode on/off ioctl #20 */ switch (wrq->u.data.flags) { @@ -848,6 +929,10 @@ int libertas_do_ioctl(struct net_device *dev, struct ifreq *req, int cmd) ret = wlan_mesh_set_ttl_ioctl(priv, idata); break; + case WLAN_SUBCMD_BT_SET_INVERT: + ret = wlan_bt_set_invert_ioctl(priv, req); + break ; + default: ret = -EOPNOTSUPP; break; @@ -905,6 +990,10 @@ int libertas_do_ioctl(struct net_device *dev, struct ifreq *req, int cmd) ret = wlan_mesh_get_ttl_ioctl(priv, req); break; + case WLAN_SUBCMD_BT_GET_INVERT: + ret = wlan_bt_get_invert_ioctl(priv, req); + break ; + default: ret = -EOPNOTSUPP; @@ -937,7 +1026,7 @@ int libertas_do_ioctl(struct net_device *dev, struct ifreq *req, int cmd) (data, wrq->u.data.pointer, sizeof(int) * wrq->u.data.length)) { - lbs_pr_debug(1, + lbs_deb_ioctl( "Copy from user failed\n"); return -EFAULT; } @@ -970,7 +1059,7 @@ int libertas_do_ioctl(struct net_device *dev, struct ifreq *req, int cmd) if (copy_to_user(wrq->u.data.pointer, data, sizeof(int) * gpio->header.len)) { - lbs_pr_debug(1, "Copy to user failed\n"); + lbs_deb_ioctl("Copy to user failed\n"); return -EFAULT; } @@ -984,7 +1073,8 @@ int libertas_do_ioctl(struct net_device *dev, struct ifreq *req, int cmd) ret = -EINVAL; break; } - LEAVE(); + + lbs_deb_leave_args(LBS_DEB_IOCTL, "ret %d", ret); return ret; } diff --git a/drivers/net/wireless/libertas/join.c b/drivers/net/wireless/libertas/join.c index d4926b83e14..78ac3064a0b 100644 --- a/drivers/net/wireless/libertas/join.c +++ b/drivers/net/wireless/libertas/join.c @@ -7,6 +7,7 @@ #include <linux/netdevice.h> #include <linux/if_arp.h> #include <linux/wireless.h> +#include <linux/etherdevice.h> #include <net/iw_handler.h> @@ -14,6 +15,7 @@ #include "decl.h" #include "join.h" #include "dev.h" +#include "assoc.h" #define AD_HOC_CAP_PRIVACY_ON 1 @@ -60,7 +62,7 @@ static int get_common_rates(wlan_adapter * adapter, u8 * rate1, lbs_dbg_hex("rate1 (AP) rates:", tmp, sizeof(tmp)); lbs_dbg_hex("rate2 (Card) rates:", rate2, rate2_size); lbs_dbg_hex("Common rates:", ptr, rate1_size); - lbs_pr_debug(1, "Tx datarate is set to 0x%X\n", adapter->datarate); + lbs_deb_join("Tx datarate is set to 0x%X\n", adapter->datarate); if (!adapter->is_datarate_auto) { while (*ptr) { @@ -104,24 +106,22 @@ int libertas_send_deauth(wlan_private * priv) * * @return 0-success, otherwise fail */ -int wlan_associate(wlan_private * priv, struct bss_descriptor * pbssdesc) +int wlan_associate(wlan_private * priv, struct assoc_request * assoc_req) { wlan_adapter *adapter = priv->adapter; int ret; - ENTER(); + lbs_deb_enter(LBS_DEB_JOIN); ret = libertas_prepare_and_send_command(priv, cmd_802_11_authenticate, 0, cmd_option_waitforrsp, - 0, pbssdesc->macaddress); + 0, assoc_req->bss.bssid); - if (ret) { - LEAVE(); - return ret; - } + if (ret) + goto done; /* set preamble to firmware */ - if (adapter->capinfo.shortpreamble && pbssdesc->cap.shortpreamble) + if (adapter->capinfo.shortpreamble && assoc_req->bss.cap.shortpreamble) adapter->preamble = cmd_type_short_preamble; else adapter->preamble = cmd_type_long_preamble; @@ -129,9 +129,10 @@ int wlan_associate(wlan_private * priv, struct bss_descriptor * pbssdesc) libertas_set_radio_control(priv); ret = libertas_prepare_and_send_command(priv, cmd_802_11_associate, - 0, cmd_option_waitforrsp, 0, pbssdesc); + 0, cmd_option_waitforrsp, 0, assoc_req); - LEAVE(); +done: + lbs_deb_leave_args(LBS_DEB_JOIN, "ret %d", ret); return ret; } @@ -142,7 +143,7 @@ int wlan_associate(wlan_private * priv, struct bss_descriptor * pbssdesc) * @param adhocssid The ssid of the Adhoc Network * @return 0--success, -1--fail */ -int libertas_start_adhoc_network(wlan_private * priv, struct WLAN_802_11_SSID *adhocssid) +int libertas_start_adhoc_network(wlan_private * priv, struct assoc_request * assoc_req) { wlan_adapter *adapter = priv->adapter; int ret = 0; @@ -150,22 +151,20 @@ int libertas_start_adhoc_network(wlan_private * priv, struct WLAN_802_11_SSID *a adapter->adhoccreate = 1; if (!adapter->capinfo.shortpreamble) { - lbs_pr_debug(1, "AdhocStart: Long preamble\n"); + lbs_deb_join("AdhocStart: Long preamble\n"); adapter->preamble = cmd_type_long_preamble; } else { - lbs_pr_debug(1, "AdhocStart: Short preamble\n"); + lbs_deb_join("AdhocStart: Short preamble\n"); adapter->preamble = cmd_type_short_preamble; } libertas_set_radio_control(priv); - lbs_pr_debug(1, "Adhoc channel = %d\n", adapter->adhocchannel); - lbs_pr_debug(1, "curbssparams.channel = %d\n", - adapter->curbssparams.channel); - lbs_pr_debug(1, "curbssparams.band = %d\n", adapter->curbssparams.band); + lbs_deb_join("AdhocStart: channel = %d\n", assoc_req->channel); + lbs_deb_join("AdhocStart: band = %d\n", assoc_req->band); ret = libertas_prepare_and_send_command(priv, cmd_802_11_ad_hoc_start, - 0, cmd_option_waitforrsp, 0, adhocssid); + 0, cmd_option_waitforrsp, 0, assoc_req); return ret; } @@ -179,52 +178,53 @@ int libertas_start_adhoc_network(wlan_private * priv, struct WLAN_802_11_SSID *a * * @return 0--success, -1--fail */ -int libertas_join_adhoc_network(wlan_private * priv, struct bss_descriptor * pbssdesc) +int libertas_join_adhoc_network(wlan_private * priv, struct assoc_request * assoc_req) { wlan_adapter *adapter = priv->adapter; + struct bss_descriptor * bss = &assoc_req->bss; int ret = 0; - lbs_pr_debug(1, "libertas_join_adhoc_network: CurBss.ssid =%s\n", - adapter->curbssparams.ssid.ssid); - lbs_pr_debug(1, "libertas_join_adhoc_network: CurBss.ssid_len =%u\n", - adapter->curbssparams.ssid.ssidlength); - lbs_pr_debug(1, "libertas_join_adhoc_network: ssid =%s\n", pbssdesc->ssid.ssid); - lbs_pr_debug(1, "libertas_join_adhoc_network: ssid len =%u\n", - pbssdesc->ssid.ssidlength); + lbs_deb_join("%s: Current SSID '%s', ssid length %u\n", + __func__, + escape_essid(adapter->curbssparams.ssid, + adapter->curbssparams.ssid_len), + adapter->curbssparams.ssid_len); + lbs_deb_join("%s: requested ssid '%s', ssid length %u\n", + __func__, escape_essid(bss->ssid, bss->ssid_len), + bss->ssid_len); /* check if the requested SSID is already joined */ - if (adapter->curbssparams.ssid.ssidlength - && !libertas_SSID_cmp(&pbssdesc->ssid, &adapter->curbssparams.ssid) + if (adapter->curbssparams.ssid_len + && !libertas_ssid_cmp(adapter->curbssparams.ssid, + adapter->curbssparams.ssid_len, + bss->ssid, bss->ssid_len) && (adapter->mode == IW_MODE_ADHOC)) { - - lbs_pr_debug(1, + lbs_deb_join( "ADHOC_J_CMD: New ad-hoc SSID is the same as current, " "not attempting to re-join"); - return -1; } /*Use shortpreamble only when both creator and card supports short preamble */ - if (!pbssdesc->cap.shortpreamble || !adapter->capinfo.shortpreamble) { - lbs_pr_debug(1, "AdhocJoin: Long preamble\n"); + if (!bss->cap.shortpreamble || !adapter->capinfo.shortpreamble) { + lbs_deb_join("AdhocJoin: Long preamble\n"); adapter->preamble = cmd_type_long_preamble; } else { - lbs_pr_debug(1, "AdhocJoin: Short preamble\n"); + lbs_deb_join("AdhocJoin: Short preamble\n"); adapter->preamble = cmd_type_short_preamble; } libertas_set_radio_control(priv); - lbs_pr_debug(1, "curbssparams.channel = %d\n", - adapter->curbssparams.channel); - lbs_pr_debug(1, "curbssparams.band = %c\n", adapter->curbssparams.band); + lbs_deb_join("AdhocJoin: channel = %d\n", assoc_req->channel); + lbs_deb_join("AdhocJoin: band = %c\n", assoc_req->band); adapter->adhoccreate = 0; ret = libertas_prepare_and_send_command(priv, cmd_802_11_ad_hoc_join, 0, cmd_option_waitforrsp, - OID_802_11_SSID, pbssdesc); + OID_802_11_SSID, assoc_req); return ret; } @@ -265,6 +265,8 @@ int libertas_cmd_80211_authenticate(wlan_private * priv, int ret = -1; u8 *bssid = pdata_buf; + lbs_deb_enter(LBS_DEB_JOIN); + cmd->command = cpu_to_le16(cmd_802_11_authenticate); cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_authenticate) + S_DS_GEN); @@ -281,18 +283,19 @@ int libertas_cmd_80211_authenticate(wlan_private * priv, pauthenticate->authtype = 0x80; break; default: - lbs_pr_debug(1, "AUTH_CMD: invalid auth alg 0x%X\n", + lbs_deb_join("AUTH_CMD: invalid auth alg 0x%X\n", adapter->secinfo.auth_mode); goto out; } memcpy(pauthenticate->macaddr, bssid, ETH_ALEN); - lbs_pr_debug(1, "AUTH_CMD: Bssid is : %x:%x:%x:%x:%x:%x\n", - bssid[0], bssid[1], bssid[2], bssid[3], bssid[4], bssid[5]); + lbs_deb_join("AUTH_CMD: BSSID is : " MAC_FMT " auth=0x%X\n", + MAC_ARG(bssid), pauthenticate->authtype); ret = 0; out: + lbs_deb_leave_args(LBS_DEB_JOIN, "ret %d", ret); return ret; } @@ -302,22 +305,20 @@ int libertas_cmd_80211_deauthenticate(wlan_private * priv, wlan_adapter *adapter = priv->adapter; struct cmd_ds_802_11_deauthenticate *dauth = &cmd->params.deauth; - ENTER(); + lbs_deb_enter(LBS_DEB_JOIN); cmd->command = cpu_to_le16(cmd_802_11_deauthenticate); - cmd->size = - cpu_to_le16(sizeof(struct cmd_ds_802_11_deauthenticate) + + cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_deauthenticate) + S_DS_GEN); /* set AP MAC address */ - memmove(dauth->macaddr, adapter->curbssparams.bssid, - ETH_ALEN); + memmove(dauth->macaddr, adapter->curbssparams.bssid, ETH_ALEN); /* Reason code 3 = Station is leaving */ #define REASON_CODE_STA_LEAVING 3 dauth->reasoncode = cpu_to_le16(REASON_CODE_STA_LEAVING); - LEAVE(); + lbs_deb_leave(LBS_DEB_JOIN); return 0; } @@ -327,20 +328,20 @@ int libertas_cmd_80211_associate(wlan_private * priv, wlan_adapter *adapter = priv->adapter; struct cmd_ds_802_11_associate *passo = &cmd->params.associate; int ret = 0; - struct bss_descriptor *pbssdesc; + struct assoc_request * assoc_req = pdata_buf; + struct bss_descriptor * bss = &assoc_req->bss; u8 *card_rates; u8 *pos; int card_rates_size; - u16 tmpcap; + u16 tmpcap, tmplen; struct mrvlietypes_ssidparamset *ssid; struct mrvlietypes_phyparamset *phy; struct mrvlietypes_ssparamset *ss; struct mrvlietypes_ratesparamset *rates; struct mrvlietypes_rsnparamset *rsn; - ENTER(); + lbs_deb_enter(LBS_DEB_JOIN); - pbssdesc = pdata_buf; pos = (u8 *) passo; if (!adapter) { @@ -350,15 +351,11 @@ int libertas_cmd_80211_associate(wlan_private * priv, cmd->command = cpu_to_le16(cmd_802_11_associate); - /* Save so we know which BSS Desc to use in the response handler */ - adapter->pattemptedbssdesc = pbssdesc; - - memcpy(passo->peerstaaddr, - pbssdesc->macaddress, sizeof(passo->peerstaaddr)); + memcpy(passo->peerstaaddr, bss->bssid, sizeof(passo->peerstaaddr)); pos += sizeof(passo->peerstaaddr); /* set the listen interval */ - passo->listeninterval = adapter->listeninterval; + passo->listeninterval = cpu_to_le16(adapter->listeninterval); pos += sizeof(passo->capinfo); pos += sizeof(passo->listeninterval); @@ -367,30 +364,30 @@ int libertas_cmd_80211_associate(wlan_private * priv, ssid = (struct mrvlietypes_ssidparamset *) pos; ssid->header.type = cpu_to_le16(TLV_TYPE_SSID); - ssid->header.len = pbssdesc->ssid.ssidlength; - memcpy(ssid->ssid, pbssdesc->ssid.ssid, ssid->header.len); - pos += sizeof(ssid->header) + ssid->header.len; - ssid->header.len = cpu_to_le16(ssid->header.len); + tmplen = bss->ssid_len; + ssid->header.len = cpu_to_le16(tmplen); + memcpy(ssid->ssid, bss->ssid, tmplen); + pos += sizeof(ssid->header) + tmplen; phy = (struct mrvlietypes_phyparamset *) pos; phy->header.type = cpu_to_le16(TLV_TYPE_PHY_DS); - phy->header.len = sizeof(phy->fh_ds.dsparamset); + tmplen = sizeof(phy->fh_ds.dsparamset); + phy->header.len = cpu_to_le16(tmplen); memcpy(&phy->fh_ds.dsparamset, - &pbssdesc->phyparamset.dsparamset.currentchan, - sizeof(phy->fh_ds.dsparamset)); - pos += sizeof(phy->header) + phy->header.len; - phy->header.len = cpu_to_le16(phy->header.len); + &bss->phyparamset.dsparamset.currentchan, + tmplen); + pos += sizeof(phy->header) + tmplen; ss = (struct mrvlietypes_ssparamset *) pos; ss->header.type = cpu_to_le16(TLV_TYPE_CF); - ss->header.len = sizeof(ss->cf_ibss.cfparamset); - pos += sizeof(ss->header) + ss->header.len; - ss->header.len = cpu_to_le16(ss->header.len); + tmplen = sizeof(ss->cf_ibss.cfparamset); + ss->header.len = cpu_to_le16(tmplen); + pos += sizeof(ss->header) + tmplen; rates = (struct mrvlietypes_ratesparamset *) pos; rates->header.type = cpu_to_le16(TLV_TYPE_RATES); - memcpy(&rates->rates, &pbssdesc->libertas_supported_rates, WLAN_SUPPORTED_RATES); + memcpy(&rates->rates, &bss->libertas_supported_rates, WLAN_SUPPORTED_RATES); card_rates = libertas_supported_rates; card_rates_size = sizeof(libertas_supported_rates); @@ -401,41 +398,42 @@ int libertas_cmd_80211_associate(wlan_private * priv, goto done; } - rates->header.len = min_t(size_t, strlen(rates->rates), WLAN_SUPPORTED_RATES); - adapter->curbssparams.numofrates = rates->header.len; + tmplen = min_t(size_t, strlen(rates->rates), WLAN_SUPPORTED_RATES); + adapter->curbssparams.numofrates = tmplen; - pos += sizeof(rates->header) + rates->header.len; - rates->header.len = cpu_to_le16(rates->header.len); + pos += sizeof(rates->header) + tmplen; + rates->header.len = cpu_to_le16(tmplen); - if (adapter->secinfo.WPAenabled || adapter->secinfo.WPA2enabled) { + if (assoc_req->secinfo.WPAenabled || assoc_req->secinfo.WPA2enabled) { rsn = (struct mrvlietypes_rsnparamset *) pos; - rsn->header.type = (u16) adapter->wpa_ie[0]; /* WPA_IE or WPA2_IE */ - rsn->header.type = cpu_to_le16(rsn->header.type); - rsn->header.len = (u16) adapter->wpa_ie[1]; - memcpy(rsn->rsnie, &adapter->wpa_ie[2], rsn->header.len); + /* WPA_IE or WPA2_IE */ + rsn->header.type = cpu_to_le16((u16) assoc_req->wpa_ie[0]); + tmplen = (u16) assoc_req->wpa_ie[1]; + rsn->header.len = cpu_to_le16(tmplen); + memcpy(rsn->rsnie, &assoc_req->wpa_ie[2], tmplen); lbs_dbg_hex("ASSOC_CMD: RSN IE", (u8 *) rsn, - sizeof(rsn->header) + rsn->header.len); - pos += sizeof(rsn->header) + rsn->header.len; - rsn->header.len = cpu_to_le16(rsn->header.len); + sizeof(rsn->header) + tmplen); + pos += sizeof(rsn->header) + tmplen; } /* update curbssparams */ - adapter->curbssparams.channel = - (pbssdesc->phyparamset.dsparamset.currentchan); + adapter->curbssparams.channel = bss->phyparamset.dsparamset.currentchan; /* Copy the infra. association rates into Current BSS state structure */ memcpy(&adapter->curbssparams.datarates, &rates->rates, - min_t(size_t, sizeof(adapter->curbssparams.datarates), rates->header.len)); + min_t(size_t, sizeof(adapter->curbssparams.datarates), + cpu_to_le16(rates->header.len))); - lbs_pr_debug(1, "ASSOC_CMD: rates->header.len = %d\n", rates->header.len); + lbs_deb_join("ASSOC_CMD: rates->header.len = %d\n", + cpu_to_le16(rates->header.len)); /* set IBSS field */ - if (pbssdesc->mode == IW_MODE_INFRA) { + if (bss->mode == IW_MODE_INFRA) { #define CAPINFO_ESS_MODE 1 passo->capinfo.ess = CAPINFO_ESS_MODE; } - if (libertas_parse_dnld_countryinfo_11d(priv)) { + if (libertas_parse_dnld_countryinfo_11d(priv, bss)) { ret = -1; goto done; } @@ -443,31 +441,28 @@ int libertas_cmd_80211_associate(wlan_private * priv, cmd->size = cpu_to_le16((u16) (pos - (u8 *) passo) + S_DS_GEN); /* set the capability info at last */ - memcpy(&tmpcap, &pbssdesc->cap, sizeof(passo->capinfo)); + memcpy(&tmpcap, &bss->cap, sizeof(passo->capinfo)); tmpcap &= CAPINFO_MASK; - lbs_pr_debug(1, "ASSOC_CMD: tmpcap=%4X CAPINFO_MASK=%4X\n", - tmpcap, CAPINFO_MASK); - tmpcap = cpu_to_le16(tmpcap); + lbs_deb_join("ASSOC_CMD: tmpcap=%4X CAPINFO_MASK=%4X\n", + tmpcap, CAPINFO_MASK); memcpy(&passo->capinfo, &tmpcap, sizeof(passo->capinfo)); - done: - LEAVE(); +done: + lbs_deb_leave_args(LBS_DEB_JOIN, "ret %d", ret); return ret; } int libertas_cmd_80211_ad_hoc_start(wlan_private * priv, - struct cmd_ds_command *cmd, void *pssid) + struct cmd_ds_command *cmd, void *pdata_buf) { wlan_adapter *adapter = priv->adapter; struct cmd_ds_802_11_ad_hoc_start *adhs = &cmd->params.ads; int ret = 0; int cmdappendsize = 0; int i; - u16 tmpcap; - struct bss_descriptor *pbssdesc; - struct WLAN_802_11_SSID *ssid = pssid; + struct assoc_request * assoc_req = pdata_buf; - ENTER(); + lbs_deb_enter(LBS_DEB_JOIN); if (!adapter) { ret = -1; @@ -476,9 +471,6 @@ int libertas_cmd_80211_ad_hoc_start(wlan_private * priv, cmd->command = cpu_to_le16(cmd_802_11_ad_hoc_start); - pbssdesc = &adapter->curbssparams.bssdescriptor; - adapter->pattemptedbssdesc = pbssdesc; - /* * Fill in the parameters for 2 data structures: * 1. cmd_ds_802_11_ad_hoc_start command @@ -492,20 +484,16 @@ int libertas_cmd_80211_ad_hoc_start(wlan_private * priv, */ memset(adhs->SSID, 0, IW_ESSID_MAX_SIZE); + memcpy(adhs->SSID, assoc_req->ssid, assoc_req->ssid_len); - memcpy(adhs->SSID, ssid->ssid, ssid->ssidlength); - - lbs_pr_debug(1, "ADHOC_S_CMD: SSID = %s\n", adhs->SSID); - - memset(pbssdesc->ssid.ssid, 0, IW_ESSID_MAX_SIZE); - memcpy(pbssdesc->ssid.ssid, ssid->ssid, ssid->ssidlength); - - pbssdesc->ssid.ssidlength = ssid->ssidlength; + lbs_deb_join("ADHOC_S_CMD: SSID '%s', ssid length %u\n", + escape_essid(assoc_req->ssid, assoc_req->ssid_len), + assoc_req->ssid_len); /* set the BSS type */ adhs->bsstype = cmd_bss_type_ibss; - pbssdesc->mode = IW_MODE_ADHOC; - adhs->beaconperiod = adapter->beaconperiod; + adapter->mode = IW_MODE_ADHOC; + adhs->beaconperiod = cpu_to_le16(adapter->beaconperiod); /* set Physical param set */ #define DS_PARA_IE_ID 3 @@ -514,18 +502,12 @@ int libertas_cmd_80211_ad_hoc_start(wlan_private * priv, adhs->phyparamset.dsparamset.elementid = DS_PARA_IE_ID; adhs->phyparamset.dsparamset.len = DS_PARA_IE_LEN; - WARN_ON(!adapter->adhocchannel); + WARN_ON(!assoc_req->channel); - lbs_pr_debug(1, "ADHOC_S_CMD: Creating ADHOC on channel %d\n", - adapter->adhocchannel); + lbs_deb_join("ADHOC_S_CMD: Creating ADHOC on channel %d\n", + assoc_req->channel); - adapter->curbssparams.channel = adapter->adhocchannel; - - pbssdesc->channel = adapter->adhocchannel; - adhs->phyparamset.dsparamset.currentchan = adapter->adhocchannel; - - memcpy(&pbssdesc->phyparamset, - &adhs->phyparamset, sizeof(union ieeetypes_phyparamset)); + adhs->phyparamset.dsparamset.currentchan = assoc_req->channel; /* set IBSS param set */ #define IBSS_PARA_IE_ID 6 @@ -533,26 +515,21 @@ int libertas_cmd_80211_ad_hoc_start(wlan_private * priv, adhs->ssparamset.ibssparamset.elementid = IBSS_PARA_IE_ID; adhs->ssparamset.ibssparamset.len = IBSS_PARA_IE_LEN; - adhs->ssparamset.ibssparamset.atimwindow = adapter->atimwindow; - memcpy(&pbssdesc->ssparamset, - &adhs->ssparamset, sizeof(union IEEEtypes_ssparamset)); + adhs->ssparamset.ibssparamset.atimwindow = cpu_to_le16(adapter->atimwindow); /* set capability info */ adhs->cap.ess = 0; adhs->cap.ibss = 1; - pbssdesc->cap.ibss = 1; /* probedelay */ adhs->probedelay = cpu_to_le16(cmd_scan_probe_delay_time); /* set up privacy in adapter->scantable[i] */ - if (adapter->secinfo.wep_enabled) { - lbs_pr_debug(1, "ADHOC_S_CMD: WEP enabled, setting privacy on\n"); - pbssdesc->privacy = wlan802_11privfilter8021xWEP; + if (assoc_req->secinfo.wep_enabled) { + lbs_deb_join("ADHOC_S_CMD: WEP enabled, setting privacy on\n"); adhs->cap.privacy = AD_HOC_CAP_PRIVACY_ON; } else { - lbs_pr_debug(1, "ADHOC_S_CMD: WEP disabled, setting privacy off\n"); - pbssdesc->privacy = wlan802_11privfilteracceptall; + lbs_deb_join("ADHOC_S_CMD: WEP disabled, setting privacy off\n"); } memset(adhs->datarate, 0, sizeof(adhs->datarate)); @@ -574,29 +551,24 @@ int libertas_cmd_80211_ad_hoc_start(wlan_private * priv, memcpy(&adapter->curbssparams.datarates, &adhs->datarate, adapter->curbssparams.numofrates); - lbs_pr_debug(1, "ADHOC_S_CMD: rates=%02x %02x %02x %02x \n", + lbs_deb_join("ADHOC_S_CMD: rates=%02x %02x %02x %02x \n", adhs->datarate[0], adhs->datarate[1], adhs->datarate[2], adhs->datarate[3]); - lbs_pr_debug(1, "ADHOC_S_CMD: AD HOC Start command is ready\n"); + lbs_deb_join("ADHOC_S_CMD: AD HOC Start command is ready\n"); if (libertas_create_dnld_countryinfo_11d(priv)) { - lbs_pr_debug(1, "ADHOC_S_CMD: dnld_countryinfo_11d failed\n"); + lbs_deb_join("ADHOC_S_CMD: dnld_countryinfo_11d failed\n"); ret = -1; goto done; } - cmd->size = - cpu_to_le16(sizeof(struct cmd_ds_802_11_ad_hoc_start) - + S_DS_GEN + cmdappendsize); - - memcpy(&tmpcap, &adhs->cap, sizeof(u16)); - tmpcap = cpu_to_le16(tmpcap); - memcpy(&adhs->cap, &tmpcap, sizeof(u16)); + cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_ad_hoc_start) + + S_DS_GEN + cmdappendsize); ret = 0; done: - LEAVE(); + lbs_deb_leave_args(LBS_DEB_JOIN, "ret %d", ret); return ret; } @@ -614,7 +586,8 @@ int libertas_cmd_80211_ad_hoc_join(wlan_private * priv, { wlan_adapter *adapter = priv->adapter; struct cmd_ds_802_11_ad_hoc_join *padhocjoin = &cmd->params.adj; - struct bss_descriptor *pbssdesc = pdata_buf; + struct assoc_request * assoc_req = pdata_buf; + struct bss_descriptor *bss = &assoc_req->bss; int cmdappendsize = 0; int ret = 0; u8 *card_rates; @@ -622,70 +595,59 @@ int libertas_cmd_80211_ad_hoc_join(wlan_private * priv, u16 tmpcap; int i; - ENTER(); - - adapter->pattemptedbssdesc = pbssdesc; + lbs_deb_enter(LBS_DEB_JOIN); cmd->command = cpu_to_le16(cmd_802_11_ad_hoc_join); padhocjoin->bssdescriptor.bsstype = cmd_bss_type_ibss; - padhocjoin->bssdescriptor.beaconperiod = pbssdesc->beaconperiod; - - memcpy(&padhocjoin->bssdescriptor.BSSID, - &pbssdesc->macaddress, ETH_ALEN); + padhocjoin->bssdescriptor.beaconperiod = cpu_to_le16(bss->beaconperiod); - memcpy(&padhocjoin->bssdescriptor.SSID, - &pbssdesc->ssid.ssid, pbssdesc->ssid.ssidlength); + memcpy(&padhocjoin->bssdescriptor.BSSID, &bss->bssid, ETH_ALEN); + memcpy(&padhocjoin->bssdescriptor.SSID, &bss->ssid, bss->ssid_len); memcpy(&padhocjoin->bssdescriptor.phyparamset, - &pbssdesc->phyparamset, sizeof(union ieeetypes_phyparamset)); + &bss->phyparamset, sizeof(union ieeetypes_phyparamset)); memcpy(&padhocjoin->bssdescriptor.ssparamset, - &pbssdesc->ssparamset, sizeof(union IEEEtypes_ssparamset)); + &bss->ssparamset, sizeof(union IEEEtypes_ssparamset)); - memcpy(&tmpcap, &pbssdesc->cap, sizeof(struct ieeetypes_capinfo)); + memcpy(&tmpcap, &bss->cap, sizeof(struct ieeetypes_capinfo)); tmpcap &= CAPINFO_MASK; - lbs_pr_debug(1, "ADHOC_J_CMD: tmpcap=%4X CAPINFO_MASK=%4X\n", + lbs_deb_join("ADHOC_J_CMD: tmpcap=%4X CAPINFO_MASK=%4X\n", tmpcap, CAPINFO_MASK); memcpy(&padhocjoin->bssdescriptor.cap, &tmpcap, sizeof(struct ieeetypes_capinfo)); /* information on BSSID descriptor passed to FW */ - lbs_pr_debug(1, - "ADHOC_J_CMD: BSSID = %2x-%2x-%2x-%2x-%2x-%2x, SSID = %s\n", - padhocjoin->bssdescriptor.BSSID[0], - padhocjoin->bssdescriptor.BSSID[1], - padhocjoin->bssdescriptor.BSSID[2], - padhocjoin->bssdescriptor.BSSID[3], - padhocjoin->bssdescriptor.BSSID[4], - padhocjoin->bssdescriptor.BSSID[5], + lbs_deb_join( + "ADHOC_J_CMD: BSSID = " MAC_FMT ", SSID = '%s'\n", + MAC_ARG(padhocjoin->bssdescriptor.BSSID), padhocjoin->bssdescriptor.SSID); /* failtimeout */ padhocjoin->failtimeout = cpu_to_le16(MRVDRV_ASSOCIATION_TIME_OUT); /* probedelay */ - padhocjoin->probedelay = - cpu_to_le16(cmd_scan_probe_delay_time); + padhocjoin->probedelay = cpu_to_le16(cmd_scan_probe_delay_time); /* Copy Data rates from the rates recorded in scan response */ memset(padhocjoin->bssdescriptor.datarates, 0, sizeof(padhocjoin->bssdescriptor.datarates)); - memcpy(padhocjoin->bssdescriptor.datarates, pbssdesc->datarates, + memcpy(padhocjoin->bssdescriptor.datarates, bss->datarates, min(sizeof(padhocjoin->bssdescriptor.datarates), - sizeof(pbssdesc->datarates))); + sizeof(bss->datarates))); card_rates = libertas_supported_rates; card_rates_size = sizeof(libertas_supported_rates); - adapter->curbssparams.channel = pbssdesc->channel; + adapter->curbssparams.channel = bss->channel; if (get_common_rates(adapter, padhocjoin->bssdescriptor.datarates, sizeof(padhocjoin->bssdescriptor.datarates), card_rates, card_rates_size)) { - lbs_pr_debug(1, "ADHOC_J_CMD: get_common_rates returns error.\n"); + lbs_deb_join("ADHOC_J_CMD: get_common_rates returns error.\n"); ret = -1; goto done; } @@ -704,17 +666,17 @@ int libertas_cmd_80211_ad_hoc_join(wlan_private * priv, adapter->curbssparams.numofrates); padhocjoin->bssdescriptor.ssparamset.ibssparamset.atimwindow = - cpu_to_le16(pbssdesc->atimwindow); + cpu_to_le16(bss->atimwindow); - if (adapter->secinfo.wep_enabled) { + if (assoc_req->secinfo.wep_enabled) { padhocjoin->bssdescriptor.cap.privacy = AD_HOC_CAP_PRIVACY_ON; } if (adapter->psmode == wlan802_11powermodemax_psp) { /* wake up first */ - enum WLAN_802_11_POWER_MODE Localpsmode; + __le32 Localpsmode; - Localpsmode = wlan802_11powermodecam; + Localpsmode = cpu_to_le32(wlan802_11powermodecam); ret = libertas_prepare_and_send_command(priv, cmd_802_11_ps_mode, cmd_act_set, @@ -726,24 +688,16 @@ int libertas_cmd_80211_ad_hoc_join(wlan_private * priv, } } - if (libertas_parse_dnld_countryinfo_11d(priv)) { + if (libertas_parse_dnld_countryinfo_11d(priv, bss)) { ret = -1; goto done; } - cmd->size = - cpu_to_le16(sizeof(struct cmd_ds_802_11_ad_hoc_join) - + S_DS_GEN + cmdappendsize); - - memcpy(&tmpcap, &padhocjoin->bssdescriptor.cap, - sizeof(struct ieeetypes_capinfo)); - tmpcap = cpu_to_le16(tmpcap); - - memcpy(&padhocjoin->bssdescriptor.cap, - &tmpcap, sizeof(struct ieeetypes_capinfo)); + cmd->size = cpu_to_le16(sizeof(struct cmd_ds_802_11_ad_hoc_join) + + S_DS_GEN + cmdappendsize); - done: - LEAVE(); +done: + lbs_deb_leave_args(LBS_DEB_JOIN, "ret %d", ret); return ret; } @@ -754,19 +708,24 @@ int libertas_ret_80211_associate(wlan_private * priv, int ret = 0; union iwreq_data wrqu; struct ieeetypes_assocrsp *passocrsp; - struct bss_descriptor *pbssdesc; + struct bss_descriptor * bss; - ENTER(); + lbs_deb_enter(LBS_DEB_JOIN); - passocrsp = (struct ieeetypes_assocrsp *) & resp->params; + if (!adapter->in_progress_assoc_req) { + lbs_deb_join("ASSOC_RESP: no in-progress association request\n"); + ret = -1; + goto done; + } + bss = &adapter->in_progress_assoc_req->bss; - if (passocrsp->statuscode) { + passocrsp = (struct ieeetypes_assocrsp *) & resp->params; + if (le16_to_cpu(passocrsp->statuscode)) { libertas_mac_event_disconnected(priv); - lbs_pr_debug(1, - "ASSOC_RESP: Association failed, status code = %d\n", - passocrsp->statuscode); + lbs_deb_join("ASSOC_RESP: Association failed, status code = %d\n", + le16_to_cpu(passocrsp->statuscode)); ret = -1; goto done; @@ -778,24 +737,15 @@ int libertas_ret_80211_associate(wlan_private * priv, /* Send a Media Connected event, according to the Spec */ adapter->connect_status = libertas_connected; - /* Set the attempted BSSID Index to current */ - pbssdesc = adapter->pattemptedbssdesc; - - lbs_pr_debug(1, "ASSOC_RESP: %s\n", pbssdesc->ssid.ssid); + lbs_deb_join("ASSOC_RESP: assocated to '%s'\n", + escape_essid(bss->ssid, bss->ssid_len)); - /* Set the new SSID to current SSID */ - memcpy(&adapter->curbssparams.ssid, - &pbssdesc->ssid, sizeof(struct WLAN_802_11_SSID)); - - /* Set the new BSSID (AP's MAC address) to current BSSID */ - memcpy(adapter->curbssparams.bssid, - pbssdesc->macaddress, ETH_ALEN); - - /* Make a copy of current BSSID descriptor */ - memcpy(&adapter->curbssparams.bssdescriptor, - pbssdesc, sizeof(struct bss_descriptor)); + /* Update current SSID and BSSID */ + memcpy(&adapter->curbssparams.ssid, &bss->ssid, IW_ESSID_MAX_SIZE); + adapter->curbssparams.ssid_len = bss->ssid_len; + memcpy(adapter->curbssparams.bssid, bss->bssid, ETH_ALEN); - lbs_pr_debug(1, "ASSOC_RESP: currentpacketfilter is %x\n", + lbs_deb_join("ASSOC_RESP: currentpacketfilter is %x\n", adapter->currentpacketfilter); adapter->SNR[TYPE_RXPD][TYPE_AVG] = 0; @@ -806,28 +756,31 @@ int libertas_ret_80211_associate(wlan_private * priv, adapter->nextSNRNF = 0; adapter->numSNRNF = 0; - netif_carrier_on(priv->wlan_dev.netdev); - netif_wake_queue(priv->wlan_dev.netdev); + netif_carrier_on(priv->dev); + netif_wake_queue(priv->dev); - lbs_pr_debug(1, "ASSOC_RESP: Associated \n"); + netif_carrier_on(priv->mesh_dev); + netif_wake_queue(priv->mesh_dev); + + lbs_deb_join("ASSOC_RESP: Associated \n"); memcpy(wrqu.ap_addr.sa_data, adapter->curbssparams.bssid, ETH_ALEN); wrqu.ap_addr.sa_family = ARPHRD_ETHER; - wireless_send_event(priv->wlan_dev.netdev, SIOCGIWAP, &wrqu, NULL); + wireless_send_event(priv->dev, SIOCGIWAP, &wrqu, NULL); - done: - LEAVE(); +done: + lbs_deb_leave_args(LBS_DEB_JOIN, "ret %d", ret); return ret; } int libertas_ret_80211_disassociate(wlan_private * priv, struct cmd_ds_command *resp) { - ENTER(); + lbs_deb_enter(LBS_DEB_JOIN); libertas_mac_event_disconnected(priv); - LEAVE(); + lbs_deb_leave(LBS_DEB_JOIN); return 0; } @@ -840,90 +793,85 @@ int libertas_ret_80211_ad_hoc_start(wlan_private * priv, u16 result = le16_to_cpu(resp->result); struct cmd_ds_802_11_ad_hoc_result *padhocresult; union iwreq_data wrqu; - struct bss_descriptor *pbssdesc; + struct bss_descriptor *bss; - ENTER(); + lbs_deb_enter(LBS_DEB_JOIN); padhocresult = &resp->params.result; - lbs_pr_debug(1, "ADHOC_S_RESP: size = %d\n", le16_to_cpu(resp->size)); - lbs_pr_debug(1, "ADHOC_S_RESP: command = %x\n", command); - lbs_pr_debug(1, "ADHOC_S_RESP: result = %x\n", result); + lbs_deb_join("ADHOC_RESP: size = %d\n", le16_to_cpu(resp->size)); + lbs_deb_join("ADHOC_RESP: command = %x\n", command); + lbs_deb_join("ADHOC_RESP: result = %x\n", result); - pbssdesc = adapter->pattemptedbssdesc; + if (!adapter->in_progress_assoc_req) { + lbs_deb_join("ADHOC_RESP: no in-progress association request\n"); + ret = -1; + goto done; + } + bss = &adapter->in_progress_assoc_req->bss; /* * Join result code 0 --> SUCCESS */ if (result) { - lbs_pr_debug(1, "ADHOC_RESP failed\n"); + lbs_deb_join("ADHOC_RESP: failed\n"); if (adapter->connect_status == libertas_connected) { libertas_mac_event_disconnected(priv); } - - memset(&adapter->curbssparams.bssdescriptor, - 0x00, sizeof(adapter->curbssparams.bssdescriptor)); - - LEAVE(); - return -1; + ret = -1; + goto done; } /* * Now the join cmd should be successful * If BSSID has changed use SSID to compare instead of BSSID */ - lbs_pr_debug(1, "ADHOC_J_RESP %s\n", pbssdesc->ssid.ssid); + lbs_deb_join("ADHOC_RESP: associated to '%s'\n", + escape_essid(bss->ssid, bss->ssid_len)); /* Send a Media Connected event, according to the Spec */ adapter->connect_status = libertas_connected; if (command == cmd_ret_802_11_ad_hoc_start) { /* Update the created network descriptor with the new BSSID */ - memcpy(pbssdesc->macaddress, - padhocresult->BSSID, ETH_ALEN); - } else { - - /* Make a copy of current BSSID descriptor, only needed for join since - * the current descriptor is already being used for adhoc start - */ - memmove(&adapter->curbssparams.bssdescriptor, - pbssdesc, sizeof(struct bss_descriptor)); + memcpy(bss->bssid, padhocresult->BSSID, ETH_ALEN); } /* Set the BSSID from the joined/started descriptor */ - memcpy(&adapter->curbssparams.bssid, - pbssdesc->macaddress, ETH_ALEN); + memcpy(&adapter->curbssparams.bssid, bss->bssid, ETH_ALEN); /* Set the new SSID to current SSID */ - memcpy(&adapter->curbssparams.ssid, - &pbssdesc->ssid, sizeof(struct WLAN_802_11_SSID)); + memcpy(&adapter->curbssparams.ssid, &bss->ssid, IW_ESSID_MAX_SIZE); + adapter->curbssparams.ssid_len = bss->ssid_len; - netif_carrier_on(priv->wlan_dev.netdev); - netif_wake_queue(priv->wlan_dev.netdev); + netif_carrier_on(priv->dev); + netif_wake_queue(priv->dev); + + netif_carrier_on(priv->mesh_dev); + netif_wake_queue(priv->mesh_dev); memset(&wrqu, 0, sizeof(wrqu)); memcpy(wrqu.ap_addr.sa_data, adapter->curbssparams.bssid, ETH_ALEN); wrqu.ap_addr.sa_family = ARPHRD_ETHER; - wireless_send_event(priv->wlan_dev.netdev, SIOCGIWAP, &wrqu, NULL); + wireless_send_event(priv->dev, SIOCGIWAP, &wrqu, NULL); - lbs_pr_debug(1, "ADHOC_RESP: - Joined/Started Ad Hoc\n"); - lbs_pr_debug(1, "ADHOC_RESP: channel = %d\n", adapter->adhocchannel); - lbs_pr_debug(1, "ADHOC_RESP: BSSID = %02x:%02x:%02x:%02x:%02x:%02x\n", - padhocresult->BSSID[0], padhocresult->BSSID[1], - padhocresult->BSSID[2], padhocresult->BSSID[3], - padhocresult->BSSID[4], padhocresult->BSSID[5]); + lbs_deb_join("ADHOC_RESP: - Joined/Started Ad Hoc\n"); + lbs_deb_join("ADHOC_RESP: channel = %d\n", adapter->curbssparams.channel); + lbs_deb_join("ADHOC_RESP: BSSID = " MAC_FMT "\n", + MAC_ARG(padhocresult->BSSID)); - LEAVE(); +done: + lbs_deb_leave_args(LBS_DEB_JOIN, "ret %d", ret); return ret; } int libertas_ret_80211_ad_hoc_stop(wlan_private * priv, struct cmd_ds_command *resp) { - ENTER(); + lbs_deb_enter(LBS_DEB_JOIN); libertas_mac_event_disconnected(priv); - LEAVE(); + lbs_deb_leave(LBS_DEB_JOIN); return 0; } diff --git a/drivers/net/wireless/libertas/join.h b/drivers/net/wireless/libertas/join.h index 115f5a8ba34..d522630ff8c 100644 --- a/drivers/net/wireless/libertas/join.h +++ b/drivers/net/wireless/libertas/join.h @@ -9,6 +9,7 @@ #define _WLAN_JOIN_H #include "defs.h" +#include "dev.h" struct cmd_ds_command; extern int libertas_cmd_80211_authenticate(wlan_private * priv, @@ -21,7 +22,7 @@ extern int libertas_cmd_80211_ad_hoc_stop(wlan_private * priv, struct cmd_ds_command *cmd); extern int libertas_cmd_80211_ad_hoc_start(wlan_private * priv, struct cmd_ds_command *cmd, - void *pssid); + void *pdata_buf); extern int libertas_cmd_80211_deauthenticate(wlan_private * priv, struct cmd_ds_command *cmd); extern int libertas_cmd_80211_associate(wlan_private * priv, @@ -39,12 +40,10 @@ extern int libertas_ret_80211_associate(wlan_private * priv, extern int libertas_reassociation_thread(void *data); -struct WLAN_802_11_SSID; -struct bss_descriptor; - extern int libertas_start_adhoc_network(wlan_private * priv, - struct WLAN_802_11_SSID *adhocssid); -extern int libertas_join_adhoc_network(wlan_private * priv, struct bss_descriptor *pbssdesc); + struct assoc_request * assoc_req); +extern int libertas_join_adhoc_network(wlan_private * priv, + struct assoc_request * assoc_req); extern int libertas_stop_adhoc_network(wlan_private * priv); extern int libertas_send_deauthentication(wlan_private * priv); @@ -52,6 +51,6 @@ extern int libertas_send_deauth(wlan_private * priv); extern int libertas_do_adhocstop_ioctl(wlan_private * priv); -int wlan_associate(wlan_private * priv, struct bss_descriptor * pbssdesc); +int wlan_associate(wlan_private * priv, struct assoc_request * assoc_req); #endif diff --git a/drivers/net/wireless/libertas/main.c b/drivers/net/wireless/libertas/main.c index b9b25ce6591..623ab4b1697 100644 --- a/drivers/net/wireless/libertas/main.c +++ b/drivers/net/wireless/libertas/main.c @@ -4,6 +4,7 @@ * thread etc.. */ +#include <linux/moduleparam.h> #include <linux/delay.h> #include <linux/freezer.h> #include <linux/etherdevice.h> @@ -11,26 +12,28 @@ #include <linux/if_arp.h> #include <net/iw_handler.h> +#include <net/ieee80211.h> #include "host.h" -#include "sbi.h" #include "decl.h" #include "dev.h" -#include "fw.h" #include "wext.h" #include "debugfs.h" #include "assoc.h" -#define DRIVER_RELEASE_VERSION "320.p0" +#define DRIVER_RELEASE_VERSION "322.p0" const char libertas_driver_version[] = "COMM-USB8388-" DRIVER_RELEASE_VERSION #ifdef DEBUG "-dbg" #endif ""; -#ifdef ENABLE_PM -static struct pm_dev *wlan_pm_dev = NULL; -#endif + +/* Module parameters */ +unsigned int libertas_debug = 0; +module_param(libertas_debug, int, 0644); +EXPORT_SYMBOL_GPL(libertas_debug); + #define WLAN_TX_PWR_DEFAULT 20 /*100mW */ #define WLAN_TX_PWR_US_DEFAULT 20 /*100mW */ @@ -146,14 +149,6 @@ static struct region_cfp_table region_cfp_table[] = { }; /** - * the rates supported by the card - */ -u8 libertas_wlan_data_rates[WLAN_SUPPORTED_RATES] = - { 0x02, 0x04, 0x0B, 0x16, 0x00, 0x0C, 0x12, - 0x18, 0x24, 0x30, 0x48, 0x60, 0x6C, 0x00 -}; - -/** * the rates supported */ u8 libertas_supported_rates[G_SUPPORTED_RATES] = @@ -173,66 +168,55 @@ u8 libertas_adhoc_rates_g[G_SUPPORTED_RATES] = u8 libertas_adhoc_rates_b[4] = { 0x82, 0x84, 0x8b, 0x96 }; /** - * the global variable of a pointer to wlan_private - * structure variable - */ -static wlan_private *wlanpriv = NULL; - -#define MAX_DEVS 5 -static struct net_device *libertas_devs[MAX_DEVS]; -static int libertas_found = 0; - -/** * the table to keep region code */ u16 libertas_region_code_to_index[MRVDRV_MAX_REGION_CODE] = { 0x10, 0x20, 0x30, 0x31, 0x32, 0x40 }; -static u8 *default_fw_name = "usb8388.bin"; - /** * Attributes exported through sysfs */ /** - * @brief Get function for sysfs attribute libertas_mpp + * @brief Get function for sysfs attribute anycast_mask */ -static ssize_t libertas_mpp_get(struct device * dev, +static ssize_t libertas_anycast_get(struct device * dev, struct device_attribute *attr, char * buf) { struct cmd_ds_mesh_access mesh_access; memset(&mesh_access, 0, sizeof(mesh_access)); libertas_prepare_and_send_command(to_net_dev(dev)->priv, cmd_mesh_access, - cmd_act_mesh_get_mpp, + cmd_act_mesh_get_anycast, cmd_option_waitforrsp, 0, (void *)&mesh_access); - return snprintf(buf, 3, "%d\n", mesh_access.data[0]); + return snprintf(buf, 12, "0x%X\n", le32_to_cpu(mesh_access.data[0])); } /** - * @brief Set function for sysfs attribute libertas_mpp + * @brief Set function for sysfs attribute anycast_mask */ -static ssize_t libertas_mpp_set(struct device * dev, +static ssize_t libertas_anycast_set(struct device * dev, struct device_attribute *attr, const char * buf, size_t count) { struct cmd_ds_mesh_access mesh_access; - + uint32_t datum; memset(&mesh_access, 0, sizeof(mesh_access)); - sscanf(buf, "%d", &(mesh_access.data[0])); + sscanf(buf, "%x", &datum); + mesh_access.data[0] = cpu_to_le32(datum); + libertas_prepare_and_send_command((to_net_dev(dev))->priv, cmd_mesh_access, - cmd_act_mesh_set_mpp, + cmd_act_mesh_set_anycast, cmd_option_waitforrsp, 0, (void *)&mesh_access); return strlen(buf); } /** - * libertas_mpp attribute to be exported per mshX interface - * through sysfs (/sys/class/net/mshX/libertas-mpp) + * anycast_mask attribute to be exported per mshX interface + * through sysfs (/sys/class/net/mshX/anycast_mask) */ -static DEVICE_ATTR(libertas_mpp, 0644, libertas_mpp_get, - libertas_mpp_set ); +static DEVICE_ATTR(anycast_mask, 0644, libertas_anycast_get, libertas_anycast_set); /** * @brief Check if the device can be open and wait if necessary. @@ -245,7 +229,8 @@ static DEVICE_ATTR(libertas_mpp, 0644, libertas_mpp_get, * function to work around the issue. * */ -static int pre_open_check(struct net_device *dev) { +static int pre_open_check(struct net_device *dev) +{ wlan_private *priv = (wlan_private *) dev->priv; wlan_adapter *adapter = priv->adapter; int i = 0; @@ -255,8 +240,7 @@ static int pre_open_check(struct net_device *dev) { msleep_interruptible(100); } if (!adapter->fw_ready) { - lbs_pr_info("FW not ready, pre_open_check() return failure\n"); - LEAVE(); + lbs_pr_err("firmware not ready\n"); return -1; } @@ -274,17 +258,19 @@ static int wlan_dev_open(struct net_device *dev) wlan_private *priv = (wlan_private *) dev->priv; wlan_adapter *adapter = priv->adapter; - ENTER(); - + lbs_deb_enter(LBS_DEB_NET); priv->open = 1; if (adapter->connect_status == libertas_connected) { - netif_carrier_on(priv->wlan_dev.netdev); - } else - netif_carrier_off(priv->wlan_dev.netdev); + netif_carrier_on(priv->dev); + netif_carrier_on(priv->mesh_dev); + } else { + netif_carrier_off(priv->dev); + netif_carrier_off(priv->mesh_dev); + } - LEAVE(); + lbs_deb_leave(LBS_DEB_NET); return 0; } /** @@ -297,12 +283,12 @@ static int mesh_open(struct net_device *dev) { wlan_private *priv = (wlan_private *) dev->priv ; - if(pre_open_check(dev) == -1) + if (pre_open_check(dev) == -1) return -1; priv->mesh_open = 1 ; - netif_start_queue(priv->mesh_dev); + netif_wake_queue(priv->mesh_dev); if (priv->infra_open == 0) - return wlan_dev_open(priv->wlan_dev.netdev) ; + return wlan_dev_open(priv->dev) ; return 0; } @@ -319,9 +305,9 @@ static int wlan_open(struct net_device *dev) if(pre_open_check(dev) == -1) return -1; priv->infra_open = 1 ; - netif_wake_queue(priv->wlan_dev.netdev); + netif_wake_queue(priv->dev); if (priv->open == 0) - return wlan_dev_open(priv->wlan_dev.netdev) ; + return wlan_dev_open(priv->dev) ; return 0; } @@ -329,12 +315,12 @@ static int wlan_dev_close(struct net_device *dev) { wlan_private *priv = dev->priv; - ENTER(); + lbs_deb_enter(LBS_DEB_NET); - netif_carrier_off(priv->wlan_dev.netdev); + netif_carrier_off(priv->dev); priv->open = 0; - LEAVE(); + lbs_deb_leave(LBS_DEB_NET); return 0; } @@ -351,7 +337,7 @@ static int mesh_close(struct net_device *dev) priv->mesh_open = 0; netif_stop_queue(priv->mesh_dev); if (priv->infra_open == 0) - return wlan_dev_close( ((wlan_private *) dev->priv)->wlan_dev.netdev) ; + return wlan_dev_close(dev); else return 0; } @@ -362,147 +348,38 @@ static int mesh_close(struct net_device *dev) * @param dev A pointer to net_device structure * @return 0 */ -static int wlan_close(struct net_device *dev) { +static int wlan_close(struct net_device *dev) +{ wlan_private *priv = (wlan_private *) dev->priv; - netif_stop_queue(priv->wlan_dev.netdev); + netif_stop_queue(dev); priv->infra_open = 0; if (priv->mesh_open == 0) - return wlan_dev_close( ((wlan_private *) dev->priv)->wlan_dev.netdev) ; + return wlan_dev_close(dev); else return 0; } -#ifdef ENABLE_PM - -/** - * @brief This function is a callback function. it is called by - * kernel to enter or exit power saving mode. - * - * @param pmdev A pointer to pm_dev - * @param pmreq pm_request_t - * @param pmdata A pointer to pmdata - * @return 0 or -1 - */ -static int wlan_pm_callback(struct pm_dev *pmdev, pm_request_t pmreq, - void *pmdata) -{ - wlan_private *priv = wlanpriv; - wlan_adapter *adapter = priv->adapter; - struct net_device *dev = priv->wlan_dev.netdev; - - lbs_pr_debug(1, "WPRM_PM_CALLBACK: pmreq = %d.\n", pmreq); - - switch (pmreq) { - case PM_SUSPEND: - lbs_pr_debug(1, "WPRM_PM_CALLBACK: enter PM_SUSPEND.\n"); - - /* in associated mode */ - if (adapter->connect_status == libertas_connected) { - if ((adapter->psstate != PS_STATE_SLEEP) - ) { - lbs_pr_debug(1, - "wlan_pm_callback: can't enter sleep mode\n"); - return -1; - } else { - - /* - * Detach the network interface - * if the network is running - */ - if (netif_running(dev)) { - netif_device_detach(dev); - lbs_pr_debug(1, - "netif_device_detach().\n"); - } - libertas_sbi_suspend(priv); - } - break; - } - - /* in non associated mode */ - - /* - * Detach the network interface - * if the network is running - */ - if (netif_running(dev)) - netif_device_detach(dev); - - /* - * Storing and restoring of the regs be taken care - * at the driver rest will be done at wlan driver - * this makes driver independent of the card - */ - - libertas_sbi_suspend(priv); - - break; - - case PM_RESUME: - /* in associated mode */ - if (adapter->connect_status == libertas_connected) { - { - /* - * Bring the inteface up first - * This case should not happen still ... - */ - libertas_sbi_resume(priv); - - /* - * Attach the network interface - * if the network is running - */ - if (netif_running(dev)) { - netif_device_attach(dev); - lbs_pr_debug(1, - "after netif_device_attach().\n"); - } - lbs_pr_debug(1, - "After netif attach, in associated mode.\n"); - } - break; - } - - /* in non associated mode */ - - /* - * Bring the inteface up first - * This case should not happen still ... - */ - - libertas_sbi_resume(priv); - - if (netif_running(dev)) - netif_device_attach(dev); - - lbs_pr_debug(1, "after netif attach, in NON associated mode.\n"); - break; - } - - return 0; -} -#endif /* ENABLE_PM */ - static int wlan_hard_start_xmit(struct sk_buff *skb, struct net_device *dev) { int ret = 0; wlan_private *priv = dev->priv; - ENTER(); + lbs_deb_enter(LBS_DEB_NET); - if (priv->wlan_dev.dnld_sent || priv->adapter->TxLockFlag) { + if (priv->dnld_sent || priv->adapter->TxLockFlag) { priv->stats.tx_dropped++; goto done; } - netif_stop_queue(priv->wlan_dev.netdev); + netif_stop_queue(priv->dev); + netif_stop_queue(priv->mesh_dev); if (libertas_process_tx(priv, skb) == 0) dev->trans_start = jiffies; done: - LEAVE(); + lbs_deb_leave_args(LBS_DEB_NET, "ret %d", ret); return ret; } @@ -513,33 +390,43 @@ done: static int mesh_pre_start_xmit(struct sk_buff *skb, struct net_device *dev) { wlan_private *priv = dev->priv; - ENTER(); + int ret; + + lbs_deb_enter(LBS_DEB_MESH); + SET_MESH_FRAME(skb); - LEAVE(); - return wlan_hard_start_xmit(skb, priv->wlan_dev.netdev); + ret = wlan_hard_start_xmit(skb, priv->dev); + lbs_deb_leave_args(LBS_DEB_MESH, "ret %d", ret); + return ret; } /** * @brief Mark non-mesh packets and handover them to wlan_hard_start_xmit * */ -static int wlan_pre_start_xmit(struct sk_buff *skb, struct net_device *dev) { - ENTER(); +static int wlan_pre_start_xmit(struct sk_buff *skb, struct net_device *dev) +{ + int ret; + + lbs_deb_enter(LBS_DEB_NET); + UNSET_MESH_FRAME(skb); - LEAVE(); - return wlan_hard_start_xmit(skb, dev); + + ret = wlan_hard_start_xmit(skb, dev); + lbs_deb_leave_args(LBS_DEB_NET, "ret %d", ret); + return ret; } static void wlan_tx_timeout(struct net_device *dev) { wlan_private *priv = (wlan_private *) dev->priv; - ENTER(); + lbs_deb_enter(LBS_DEB_TX); - lbs_pr_err("tx watch dog timeout!\n"); + lbs_pr_err("tx watch dog timeout\n"); - priv->wlan_dev.dnld_sent = DNLD_RES_RECEIVED; + priv->dnld_sent = DNLD_RES_RECEIVED; dev->trans_start = jiffies; if (priv->adapter->currenttxskb) { @@ -550,10 +437,12 @@ static void wlan_tx_timeout(struct net_device *dev) libertas_send_tx_feedback(priv); } else wake_up_interruptible(&priv->mainthread.waitq); - } else if (priv->adapter->connect_status == libertas_connected) - netif_wake_queue(priv->wlan_dev.netdev); + } else if (priv->adapter->connect_status == libertas_connected) { + netif_wake_queue(priv->dev); + netif_wake_queue(priv->mesh_dev); + } - LEAVE(); + lbs_deb_leave(LBS_DEB_TX); } /** @@ -576,7 +465,10 @@ static int wlan_set_mac_address(struct net_device *dev, void *addr) wlan_adapter *adapter = priv->adapter; struct sockaddr *phwaddr = addr; - ENTER(); + lbs_deb_enter(LBS_DEB_NET); + + /* In case it was called from the mesh device */ + dev = priv->dev ; memset(adapter->current_addr, 0, ETH_ALEN); @@ -591,17 +483,18 @@ static int wlan_set_mac_address(struct net_device *dev, void *addr) cmd_option_waitforrsp, 0, NULL); if (ret) { - lbs_pr_debug(1, "set mac address failed.\n"); + lbs_deb_net("set MAC address failed\n"); ret = -1; goto done; } lbs_dbg_hex("adapter->macaddr:", adapter->current_addr, ETH_ALEN); memcpy(dev->dev_addr, adapter->current_addr, ETH_ALEN); - memcpy(((wlan_private *) dev->priv)->mesh_dev->dev_addr, adapter->current_addr, ETH_ALEN); + if (priv->mesh_dev) + memcpy(priv->mesh_dev->dev_addr, adapter->current_addr, ETH_ALEN); done: - LEAVE(); + lbs_deb_leave_args(LBS_DEB_NET, "ret %d", ret); return ret; } @@ -626,12 +519,12 @@ static void wlan_set_multicast_list(struct net_device *dev) wlan_adapter *adapter = priv->adapter; int oldpacketfilter; - ENTER(); + lbs_deb_enter(LBS_DEB_NET); oldpacketfilter = adapter->currentpacketfilter; if (dev->flags & IFF_PROMISC) { - lbs_pr_debug(1, "enable Promiscuous mode\n"); + lbs_deb_net("enable promiscuous mode\n"); adapter->currentpacketfilter |= cmd_act_mac_promiscuous_enable; adapter->currentpacketfilter &= @@ -644,7 +537,7 @@ static void wlan_set_multicast_list(struct net_device *dev) if (dev->flags & IFF_ALLMULTI || dev->mc_count > MRVDRV_MAX_MULTICAST_LIST_SIZE) { - lbs_pr_debug(1, "Enabling All Multicast!\n"); + lbs_deb_net( "enabling all multicast\n"); adapter->currentpacketfilter |= cmd_act_mac_all_multicast_enable; adapter->currentpacketfilter &= @@ -654,8 +547,8 @@ static void wlan_set_multicast_list(struct net_device *dev) ~cmd_act_mac_all_multicast_enable; if (!dev->mc_count) { - lbs_pr_debug(1, "No multicast addresses - " - "disabling multicast!\n"); + lbs_deb_net("no multicast addresses, " + "disabling multicast\n"); adapter->currentpacketfilter &= ~cmd_act_mac_multicast_enable; } else { @@ -667,12 +560,12 @@ static void wlan_set_multicast_list(struct net_device *dev) adapter->nr_of_multicastmacaddr = wlan_copy_multicast_address(adapter, dev); - lbs_pr_debug(1, "Multicast addresses: %d\n", + lbs_deb_net("multicast addresses: %d\n", dev->mc_count); for (i = 0; i < dev->mc_count; i++) { - lbs_pr_debug(1, "Multicast address %d:" - "%x %x %x %x %x %x\n", i, + lbs_deb_net("Multicast address %d:" + MAC_FMT "\n", i, adapter->multicastlist[i][0], adapter->multicastlist[i][1], adapter->multicastlist[i][2], @@ -680,7 +573,7 @@ static void wlan_set_multicast_list(struct net_device *dev) adapter->multicastlist[i][4], adapter->multicastlist[i][5]); } - /* set multicast addresses to firmware */ + /* send multicast addresses to firmware */ libertas_prepare_and_send_command(priv, cmd_mac_multicast_adr, cmd_act_set, 0, 0, @@ -693,13 +586,13 @@ static void wlan_set_multicast_list(struct net_device *dev) libertas_set_mac_packet_filter(priv); } - LEAVE(); + lbs_deb_leave(LBS_DEB_NET); } /** - * @brief This function hanldes the major job in WLAN driver. - * it handles the event generated by firmware, rx data received - * from firmware and tx data sent from kernel. + * @brief This function handles the major jobs in the WLAN driver. + * It handles all events generated by firmware, RX data received + * from firmware and TX data sent from kernel. * * @param data A pointer to wlan_thread structure * @return 0 @@ -712,26 +605,26 @@ static int wlan_service_main_thread(void *data) wait_queue_t wait; u8 ireg = 0; - ENTER(); + lbs_deb_enter(LBS_DEB_THREAD); wlan_activate_thread(thread); init_waitqueue_entry(&wait, current); for (;;) { - lbs_pr_debug(1, "main-thread 111: intcounter=%d " + lbs_deb_thread( "main-thread 111: intcounter=%d " "currenttxskb=%p dnld_sent=%d\n", adapter->intcounter, - adapter->currenttxskb, priv->wlan_dev.dnld_sent); + adapter->currenttxskb, priv->dnld_sent); add_wait_queue(&thread->waitq, &wait); set_current_state(TASK_INTERRUPTIBLE); spin_lock_irq(&adapter->driver_lock); if ((adapter->psstate == PS_STATE_SLEEP) || (!adapter->intcounter - && (priv->wlan_dev.dnld_sent || adapter->cur_cmd || + && (priv->dnld_sent || adapter->cur_cmd || list_empty(&adapter->cmdpendingq)))) { - lbs_pr_debug(1, + lbs_deb_thread( "main-thread sleeping... Conn=%d IntC=%d PS_mode=%d PS_State=%d\n", adapter->connect_status, adapter->intcounter, adapter->psmode, adapter->psstate); @@ -741,23 +634,23 @@ static int wlan_service_main_thread(void *data) spin_unlock_irq(&adapter->driver_lock); - lbs_pr_debug(1, + lbs_deb_thread( "main-thread 222 (waking up): intcounter=%d currenttxskb=%p " "dnld_sent=%d\n", adapter->intcounter, - adapter->currenttxskb, priv->wlan_dev.dnld_sent); + adapter->currenttxskb, priv->dnld_sent); set_current_state(TASK_RUNNING); remove_wait_queue(&thread->waitq, &wait); try_to_freeze(); - lbs_pr_debug(1, "main-thread 333: intcounter=%d currenttxskb=%p " + lbs_deb_thread("main-thread 333: intcounter=%d currenttxskb=%p " "dnld_sent=%d\n", adapter->intcounter, - adapter->currenttxskb, priv->wlan_dev.dnld_sent); + adapter->currenttxskb, priv->dnld_sent); if (kthread_should_stop() || adapter->surpriseremoved) { - lbs_pr_debug(1, + lbs_deb_thread( "main-thread: break from main thread: surpriseremoved=0x%x\n", adapter->surpriseremoved); break; @@ -768,10 +661,10 @@ static int wlan_service_main_thread(void *data) if (adapter->intcounter) { u8 int_status; adapter->intcounter = 0; - int_status = libertas_sbi_get_int_status(priv, &ireg); + int_status = priv->hw_get_int_status(priv, &ireg); if (int_status) { - lbs_pr_debug(1, + lbs_deb_thread( "main-thread: reading HOST_INT_STATUS_REG failed\n"); spin_unlock_irq(&adapter->driver_lock); continue; @@ -779,14 +672,14 @@ static int wlan_service_main_thread(void *data) adapter->hisregcpy |= ireg; } - lbs_pr_debug(1, "main-thread 444: intcounter=%d currenttxskb=%p " + lbs_deb_thread("main-thread 444: intcounter=%d currenttxskb=%p " "dnld_sent=%d\n", adapter->intcounter, - adapter->currenttxskb, priv->wlan_dev.dnld_sent); + adapter->currenttxskb, priv->dnld_sent); /* command response? */ if (adapter->hisregcpy & his_cmdupldrdy) { - lbs_pr_debug(1, "main-thread: cmd response ready.\n"); + lbs_deb_thread("main-thread: cmd response ready\n"); adapter->hisregcpy &= ~his_cmdupldrdy; spin_unlock_irq(&adapter->driver_lock); @@ -796,13 +689,13 @@ static int wlan_service_main_thread(void *data) /* Any Card Event */ if (adapter->hisregcpy & his_cardevent) { - lbs_pr_debug(1, "main-thread: Card Event Activity.\n"); + lbs_deb_thread("main-thread: Card Event Activity\n"); adapter->hisregcpy &= ~his_cardevent; - if (libertas_sbi_read_event_cause(priv)) { + if (priv->hw_read_event_cause(priv)) { lbs_pr_alert( - "main-thread: libertas_sbi_read_event_cause failed.\n"); + "main-thread: hw_read_event_cause failed\n"); spin_unlock_irq(&adapter->driver_lock); continue; } @@ -813,15 +706,15 @@ static int wlan_service_main_thread(void *data) /* Check if we need to confirm Sleep Request received previously */ if (adapter->psstate == PS_STATE_PRE_SLEEP) { - if (!priv->wlan_dev.dnld_sent && !adapter->cur_cmd) { + if (!priv->dnld_sent && !adapter->cur_cmd) { if (adapter->connect_status == libertas_connected) { - lbs_pr_debug(1, + lbs_deb_thread( "main_thread: PRE_SLEEP--intcounter=%d currenttxskb=%p " "dnld_sent=%d cur_cmd=%p, confirm now\n", adapter->intcounter, adapter->currenttxskb, - priv->wlan_dev.dnld_sent, + priv->dnld_sent, adapter->cur_cmd); libertas_ps_confirm_sleep(priv, @@ -847,7 +740,7 @@ static int wlan_service_main_thread(void *data) continue; /* Execute the next command */ - if (!priv->wlan_dev.dnld_sent && !priv->adapter->cur_cmd) + if (!priv->dnld_sent && !priv->adapter->cur_cmd) libertas_execute_next_command(priv); /* Wake-up command waiters which can't sleep in @@ -864,7 +757,7 @@ static int wlan_service_main_thread(void *data) wake_up_all(&adapter->cmd_pending); wlan_deactivate_thread(thread); - LEAVE(); + lbs_deb_leave(LBS_DEB_THREAD); return 0; } @@ -875,49 +768,32 @@ static int wlan_service_main_thread(void *data) * @param card A pointer to card * @return A pointer to wlan_private structure */ -wlan_private *wlan_add_card(void *card) +wlan_private *libertas_add_card(void *card, struct device *dmdev) { struct net_device *dev = NULL; - struct net_device *mesh_dev = NULL; wlan_private *priv = NULL; - ENTER(); + lbs_deb_enter(LBS_DEB_NET); /* Allocate an Ethernet device and register it */ if (!(dev = alloc_etherdev(sizeof(wlan_private)))) { - lbs_pr_alert( "Init ethernet device failed!\n"); + lbs_pr_err("init ethX device failed\n"); return NULL; } - priv = dev->priv; /* allocate buffer for wlan_adapter */ - if (!(priv->adapter = kmalloc(sizeof(wlan_adapter), GFP_KERNEL))) { - lbs_pr_alert( "Allocate buffer for wlan_adapter failed!\n"); - goto err_kmalloc; - } - - /* Allocate a virtual mesh device */ - if (!(mesh_dev = alloc_netdev(0, "msh%d", ether_setup))) { - lbs_pr_debug(1, "Init ethernet device failed!\n"); - return NULL; + if (!(priv->adapter = kzalloc(sizeof(wlan_adapter), GFP_KERNEL))) { + lbs_pr_err("allocate buffer for wlan_adapter failed\n"); + goto err_kzalloc; } - /* Both intervaces share the priv structure */ - mesh_dev->priv = priv; - - /* init wlan_adapter */ - memset(priv->adapter, 0, sizeof(wlan_adapter)); - - priv->wlan_dev.netdev = dev; - priv->wlan_dev.card = card; + priv->dev = dev; + priv->card = card; priv->mesh_open = 0; priv->infra_open = 0; - priv->mesh_dev = mesh_dev; - wlanpriv = priv; SET_MODULE_OWNER(dev); - SET_MODULE_OWNER(mesh_dev); /* Setup the OS Interface to our functions */ dev->open = wlan_open; @@ -925,116 +801,172 @@ wlan_private *wlan_add_card(void *card) dev->stop = wlan_close; dev->do_ioctl = libertas_do_ioctl; dev->set_mac_address = wlan_set_mac_address; - mesh_dev->open = mesh_open; - mesh_dev->hard_start_xmit = mesh_pre_start_xmit; - mesh_dev->stop = mesh_close; - mesh_dev->do_ioctl = libertas_do_ioctl; - memcpy(mesh_dev->dev_addr, wlanpriv->wlan_dev.netdev->dev_addr, - sizeof(wlanpriv->wlan_dev.netdev->dev_addr)); - -#define WLAN_WATCHDOG_TIMEOUT (5 * HZ) - dev->tx_timeout = wlan_tx_timeout; dev->get_stats = wlan_get_stats; - dev->watchdog_timeo = WLAN_WATCHDOG_TIMEOUT; + dev->watchdog_timeo = 5 * HZ; dev->ethtool_ops = &libertas_ethtool_ops; - mesh_dev->get_stats = wlan_get_stats; - mesh_dev->ethtool_ops = &libertas_ethtool_ops; - #ifdef WIRELESS_EXT dev->wireless_handlers = (struct iw_handler_def *)&libertas_handler_def; - mesh_dev->wireless_handlers = (struct iw_handler_def *)&libertas_handler_def; #endif #define NETIF_F_DYNALLOC 16 dev->features |= NETIF_F_DYNALLOC; dev->flags |= IFF_BROADCAST | IFF_MULTICAST; dev->set_multicast_list = wlan_set_multicast_list; + SET_NETDEV_DEV(dev, dmdev); + INIT_LIST_HEAD(&priv->adapter->cmdfreeq); INIT_LIST_HEAD(&priv->adapter->cmdpendingq); spin_lock_init(&priv->adapter->driver_lock); init_waitqueue_head(&priv->adapter->cmd_pending); priv->adapter->nr_cmd_pending = 0; + goto done; - lbs_pr_debug(1, "Starting kthread...\n"); +err_kzalloc: + free_netdev(dev); + priv = NULL; +done: + lbs_deb_leave_args(LBS_DEB_NET, "priv %p", priv); + return priv; +} +EXPORT_SYMBOL_GPL(libertas_add_card); + +int libertas_activate_card(wlan_private *priv, char *fw_name) +{ + struct net_device *dev = priv->dev; + int ret = -1; + + lbs_deb_enter(LBS_DEB_MAIN); + + lbs_deb_thread("Starting kthread...\n"); priv->mainthread.priv = priv; wlan_create_thread(wlan_service_main_thread, &priv->mainthread, "wlan_main_service"); priv->assoc_thread = create_singlethread_workqueue("libertas_assoc"); - INIT_DELAYED_WORK(&priv->assoc_work, wlan_association_worker); + INIT_DELAYED_WORK(&priv->assoc_work, libertas_association_worker); + INIT_WORK(&priv->sync_channel, libertas_sync_channel); /* * Register the device. Fillup the private data structure with * relevant information from the card and request for the required * IRQ. */ - if (libertas_sbi_register_dev(priv) < 0) { - lbs_pr_info("failed to register wlan device!\n"); + if (priv->hw_register_dev(priv) < 0) { + lbs_pr_err("failed to register WLAN device\n"); goto err_registerdev; } /* init FW and HW */ - if (libertas_init_fw(priv)) { - lbs_pr_debug(1, "Firmware Init failed\n"); + if (fw_name && libertas_init_fw(priv, fw_name)) { + lbs_pr_err("firmware init failed\n"); goto err_registerdev; } if (register_netdev(dev)) { - lbs_pr_err("Cannot register network device!\n"); - goto err_init_fw; - } - - /* Register virtual mesh interface */ - if (register_netdev(mesh_dev)) { - lbs_pr_info("Cannot register mesh virtual interface!\n"); + lbs_pr_err("cannot register ethX device\n"); goto err_init_fw; } - lbs_pr_info("%s: Marvell Wlan 802.11 adapter ", dev->name); + lbs_pr_info("%s: Marvell WLAN 802.11 adapter\n", dev->name); libertas_debugfs_init_one(priv, dev); - if (libertas_found == MAX_DEVS) - goto err_init_fw; - libertas_devs[libertas_found] = dev; - libertas_found++; -#ifdef ENABLE_PM - if (!(wlan_pm_dev = pm_register(PM_UNKNOWN_DEV, 0, wlan_pm_callback))) - lbs_pr_alert( "failed to register PM callback\n"); -#endif - if (device_create_file(&(mesh_dev->dev), &dev_attr_libertas_mpp)) - goto err_create_file; - - LEAVE(); - return priv; + ret = 0; + goto done; -err_create_file: - device_remove_file(&(mesh_dev->dev), &dev_attr_libertas_mpp); err_init_fw: - libertas_sbi_unregister_dev(priv); + priv->hw_unregister_dev(priv); err_registerdev: destroy_workqueue(priv->assoc_thread); /* Stop the thread servicing the interrupts */ wake_up_interruptible(&priv->mainthread.waitq); wlan_terminate_thread(&priv->mainthread); - kfree(priv->adapter); -err_kmalloc: - free_netdev(dev); +done: + lbs_deb_leave_args(LBS_DEB_NET, "ret %d", ret); + return ret; +} +EXPORT_SYMBOL_GPL(libertas_activate_card); + + +/** + * @brief This function adds mshX interface + * + * @param priv A pointer to the wlan_private structure + * @return 0 if successful, -X otherwise + */ +int libertas_add_mesh(wlan_private *priv, struct device *dev) +{ + struct net_device *mesh_dev = NULL; + int ret = 0; + + lbs_deb_enter(LBS_DEB_MESH); + + /* Allocate a virtual mesh device */ + if (!(mesh_dev = alloc_netdev(0, "msh%d", ether_setup))) { + lbs_deb_mesh("init mshX device failed\n"); + ret = -ENOMEM; + goto done; + } + mesh_dev->priv = priv; + priv->mesh_dev = mesh_dev; + + SET_MODULE_OWNER(mesh_dev); + + mesh_dev->open = mesh_open; + mesh_dev->hard_start_xmit = mesh_pre_start_xmit; + mesh_dev->stop = mesh_close; + mesh_dev->do_ioctl = libertas_do_ioctl; + mesh_dev->get_stats = wlan_get_stats; + mesh_dev->set_mac_address = wlan_set_mac_address; + mesh_dev->ethtool_ops = &libertas_ethtool_ops; + memcpy(mesh_dev->dev_addr, priv->dev->dev_addr, + sizeof(priv->dev->dev_addr)); + + SET_NETDEV_DEV(priv->mesh_dev, dev); + +#ifdef WIRELESS_EXT + mesh_dev->wireless_handlers = (struct iw_handler_def *)&mesh_handler_def; +#endif +#define NETIF_F_DYNALLOC 16 + + /* Register virtual mesh interface */ + ret = register_netdev(mesh_dev); + if (ret) { + lbs_pr_err("cannot register mshX virtual interface\n"); + goto err_free; + } + + ret = device_create_file(&(mesh_dev->dev), &dev_attr_anycast_mask); + if (ret) + goto err_unregister; + + /* Everything successful */ + ret = 0; + goto done; + + +err_unregister: + unregister_netdev(mesh_dev); + +err_free: free_netdev(mesh_dev); - wlanpriv = NULL; - LEAVE(); - return NULL; +done: + lbs_deb_leave_args(LBS_DEB_MESH, "ret %d", ret); + return ret; } +EXPORT_SYMBOL_GPL(libertas_add_mesh); static void wake_pending_cmdnodes(wlan_private *priv) { struct cmd_ctrl_node *cmdnode; unsigned long flags; + lbs_deb_enter(LBS_DEB_CMD); + spin_lock_irqsave(&priv->adapter->driver_lock, flags); list_for_each_entry(cmdnode, &priv->adapter->cmdpendingq, list) { cmdnode->cmdwaitqwoken = 1; @@ -1044,40 +976,29 @@ static void wake_pending_cmdnodes(wlan_private *priv) } -int wlan_remove_card(void *card) +int libertas_remove_card(wlan_private *priv) { - wlan_private *priv = libertas_sbi_get_priv(card); wlan_adapter *adapter; struct net_device *dev; - struct net_device *mesh_dev; union iwreq_data wrqu; - int i; - ENTER(); + lbs_deb_enter(LBS_DEB_NET); - if (!priv) { - LEAVE(); - return 0; - } + if (!priv) + goto out; adapter = priv->adapter; - if (!adapter) { - LEAVE(); - return 0; - } + if (!adapter) + goto out; - dev = priv->wlan_dev.netdev; - mesh_dev = priv->mesh_dev; + dev = priv->dev; - netif_stop_queue(mesh_dev); - netif_stop_queue(priv->wlan_dev.netdev); - netif_carrier_off(priv->wlan_dev.netdev); + netif_stop_queue(priv->dev); + netif_carrier_off(priv->dev); wake_pending_cmdnodes(priv); - device_remove_file(&(mesh_dev->dev), &dev_attr_libertas_mpp); - unregister_netdev(mesh_dev); unregister_netdev(dev); cancel_delayed_work(&priv->assoc_work); @@ -1090,11 +1011,7 @@ int wlan_remove_card(void *card) memset(wrqu.ap_addr.sa_data, 0xaa, ETH_ALEN); wrqu.ap_addr.sa_family = ARPHRD_ETHER; - wireless_send_event(priv->wlan_dev.netdev, SIOCGIWAP, &wrqu, NULL); - -#ifdef ENABLE_PM - pm_unregister(wlan_pm_dev); -#endif + wireless_send_event(priv->dev, SIOCGIWAP, &wrqu, NULL); adapter->surpriseremoved = 1; @@ -1103,28 +1020,45 @@ int wlan_remove_card(void *card) libertas_debugfs_remove_one(priv); - lbs_pr_debug(1, "Free adapter\n"); + lbs_deb_net("free adapter\n"); libertas_free_adapter(priv); - for (i = 0; i<libertas_found; i++) { - if (libertas_devs[i]==priv->wlan_dev.netdev) { - libertas_devs[i] = libertas_devs[--libertas_found]; - libertas_devs[libertas_found] = NULL ; - break ; - } - } + lbs_deb_net("unregister finish\n"); + + priv->dev = NULL; + free_netdev(dev); + +out: + lbs_deb_leave(LBS_DEB_NET); + return 0; +} +EXPORT_SYMBOL_GPL(libertas_remove_card); + + +void libertas_remove_mesh(wlan_private *priv) +{ + struct net_device *mesh_dev; + + lbs_deb_enter(LBS_DEB_NET); + + if (!priv) + goto out; + + mesh_dev = priv->mesh_dev; + + netif_stop_queue(mesh_dev); + netif_carrier_off(priv->mesh_dev); - lbs_pr_debug(1, "Unregister finish\n"); + device_remove_file(&(mesh_dev->dev), &dev_attr_anycast_mask); + unregister_netdev(mesh_dev); - priv->wlan_dev.netdev = NULL; priv->mesh_dev = NULL ; free_netdev(mesh_dev); - free_netdev(dev); - wlanpriv = NULL; - LEAVE(); - return 0; +out: + lbs_deb_leave(LBS_DEB_NET); } +EXPORT_SYMBOL_GPL(libertas_remove_mesh); /** * @brief This function finds the CFP in @@ -1139,33 +1073,34 @@ struct chan_freq_power *libertas_get_region_cfp_table(u8 region, u8 band, int *c { int i, end; - ENTER(); + lbs_deb_enter(LBS_DEB_MAIN); end = sizeof(region_cfp_table)/sizeof(struct region_cfp_table); for (i = 0; i < end ; i++) { - lbs_pr_debug(1, "region_cfp_table[i].region=%d\n", + lbs_deb_main("region_cfp_table[i].region=%d\n", region_cfp_table[i].region); if (region_cfp_table[i].region == region) { *cfp_no = region_cfp_table[i].cfp_no_BG; - LEAVE(); + lbs_deb_leave(LBS_DEB_MAIN); return region_cfp_table[i].cfp_BG; } } - LEAVE(); + lbs_deb_leave_args(LBS_DEB_MAIN, "ret NULL"); return NULL; } int libertas_set_regiontable(wlan_private * priv, u8 region, u8 band) { wlan_adapter *adapter = priv->adapter; + int ret = 0; int i = 0; struct chan_freq_power *cfp; int cfp_no; - ENTER(); + lbs_deb_enter(LBS_DEB_MAIN); memset(adapter->region_channel, 0, sizeof(adapter->region_channel)); @@ -1175,17 +1110,19 @@ int libertas_set_regiontable(wlan_private * priv, u8 region, u8 band) adapter->region_channel[i].nrcfp = cfp_no; adapter->region_channel[i].CFP = cfp; } else { - lbs_pr_debug(1, "wrong region code %#x in band B-G\n", + lbs_deb_main("wrong region code %#x in band B/G\n", region); - return -1; + ret = -1; + goto out; } adapter->region_channel[i].valid = 1; adapter->region_channel[i].region = region; adapter->region_channel[i].band = band; i++; } - LEAVE(); - return 0; +out: + lbs_deb_leave_args(LBS_DEB_MAIN, "ret %d", ret); + return ret; } /** @@ -1200,9 +1137,9 @@ void libertas_interrupt(struct net_device *dev) { wlan_private *priv = dev->priv; - ENTER(); + lbs_deb_enter(LBS_DEB_THREAD); - lbs_pr_debug(1, "libertas_interrupt: intcounter=%d\n", + lbs_deb_thread("libertas_interrupt: intcounter=%d\n", priv->adapter->intcounter); priv->adapter->intcounter++; @@ -1210,56 +1147,35 @@ void libertas_interrupt(struct net_device *dev) if (priv->adapter->psstate == PS_STATE_SLEEP) { priv->adapter->psstate = PS_STATE_AWAKE; netif_wake_queue(dev); + netif_wake_queue(priv->mesh_dev); } wake_up_interruptible(&priv->mainthread.waitq); - LEAVE(); + lbs_deb_leave(LBS_DEB_THREAD); } +EXPORT_SYMBOL_GPL(libertas_interrupt); -static int wlan_init_module(void) +static int libertas_init_module(void) { - int ret = 0; - - ENTER(); - - if (libertas_fw_name == NULL) { - libertas_fw_name = default_fw_name; - } - + lbs_deb_enter(LBS_DEB_MAIN); libertas_debugfs_init(); - - if (libertas_sbi_register()) { - ret = -1; - libertas_debugfs_remove(); - goto done; - } - -done: - LEAVE(); - return ret; + lbs_deb_leave(LBS_DEB_MAIN); + return 0; } -static void wlan_cleanup_module(void) +static void libertas_exit_module(void) { - int i; - - ENTER(); - - for (i = 0; i<libertas_found; i++) { - wlan_private *priv = libertas_devs[i]->priv; - reset_device(priv); - } + lbs_deb_enter(LBS_DEB_MAIN); - libertas_sbi_unregister(); libertas_debugfs_remove(); - LEAVE(); + lbs_deb_leave(LBS_DEB_MAIN); } -module_init(wlan_init_module); -module_exit(wlan_cleanup_module); +module_init(libertas_init_module); +module_exit(libertas_exit_module); -MODULE_DESCRIPTION("M-WLAN Driver"); +MODULE_DESCRIPTION("Libertas WLAN Driver Library"); MODULE_AUTHOR("Marvell International Ltd."); MODULE_LICENSE("GPL"); diff --git a/drivers/net/wireless/libertas/rx.c b/drivers/net/wireless/libertas/rx.c index d17924f764e..88d9d2d787d 100644 --- a/drivers/net/wireless/libertas/rx.c +++ b/drivers/net/wireless/libertas/rx.c @@ -106,10 +106,10 @@ static void wlan_compute_rssi(wlan_private * priv, struct rxpd *p_rx_pd) { wlan_adapter *adapter = priv->adapter; - ENTER(); + lbs_deb_enter(LBS_DEB_RX); - lbs_pr_debug(1, "rxpd: SNR = %d, NF = %d\n", p_rx_pd->snr, p_rx_pd->nf); - lbs_pr_debug(1, "Before computing SNR: SNR- avg = %d, NF-avg = %d\n", + lbs_deb_rx("rxpd: SNR %d, NF %d\n", p_rx_pd->snr, p_rx_pd->nf); + lbs_deb_rx("before computing SNR: SNR-avg = %d, NF-avg = %d\n", adapter->SNR[TYPE_RXPD][TYPE_AVG] / AVG_SCALE, adapter->NF[TYPE_RXPD][TYPE_AVG] / AVG_SCALE); @@ -121,7 +121,7 @@ static void wlan_compute_rssi(wlan_private * priv, struct rxpd *p_rx_pd) adapter->SNR[TYPE_RXPD][TYPE_AVG] = wlan_getavgsnr(priv) * AVG_SCALE; adapter->NF[TYPE_RXPD][TYPE_AVG] = wlan_getavgnf(priv) * AVG_SCALE; - lbs_pr_debug(1, "After computing SNR: SNR-avg = %d, NF-avg = %d\n", + lbs_deb_rx("after computing SNR: SNR-avg = %d, NF-avg = %d\n", adapter->SNR[TYPE_RXPD][TYPE_AVG] / AVG_SCALE, adapter->NF[TYPE_RXPD][TYPE_AVG] / AVG_SCALE); @@ -133,23 +133,20 @@ static void wlan_compute_rssi(wlan_private * priv, struct rxpd *p_rx_pd) CAL_RSSI(adapter->SNR[TYPE_RXPD][TYPE_AVG] / AVG_SCALE, adapter->NF[TYPE_RXPD][TYPE_AVG] / AVG_SCALE); - LEAVE(); + lbs_deb_leave(LBS_DEB_RX); } -int libertas_upload_rx_packet(wlan_private * priv, struct sk_buff *skb) +void libertas_upload_rx_packet(wlan_private * priv, struct sk_buff *skb) { - lbs_pr_debug(1, "skb->data=%p\n", skb->data); + lbs_deb_rx("skb->data %p\n", skb->data); - if(IS_MESH_FRAME(skb)) - skb->dev = priv->mesh_dev; + if (priv->mesh_dev && IS_MESH_FRAME(skb)) + skb->protocol = eth_type_trans(skb, priv->mesh_dev); else - skb->dev = priv->wlan_dev.netdev; - skb->protocol = eth_type_trans(skb, priv->wlan_dev.netdev); + skb->protocol = eth_type_trans(skb, priv->dev); skb->ip_summed = CHECKSUM_UNNECESSARY; netif_rx(skb); - - return 0; } /** @@ -173,7 +170,7 @@ int libertas_process_rxed_packet(wlan_private * priv, struct sk_buff *skb) const u8 rfc1042_eth_hdr[] = { 0xaa, 0xaa, 0x03, 0x00, 0x00, 0x00 }; - ENTER(); + lbs_deb_enter(LBS_DEB_RX); if (priv->adapter->debugmode & MRVDRV_DEBUG_RX_PATH) lbs_dbg_hex("RX packet: ", skb->data, @@ -193,7 +190,7 @@ int libertas_process_rxed_packet(wlan_private * priv, struct sk_buff *skb) min_t(unsigned int, skb->len, 100)); if (skb->len < (ETH_HLEN + 8 + sizeof(struct rxpd))) { - lbs_pr_debug(1, "RX error: FRAME RECEIVED WITH BAD LENGTH\n"); + lbs_deb_rx("rx err: frame received with bad length\n"); priv->stats.rx_length_errors++; ret = 0; goto done; @@ -202,15 +199,15 @@ int libertas_process_rxed_packet(wlan_private * priv, struct sk_buff *skb) /* * Check rxpd status and update 802.3 stat, */ - if (!(p_rx_pd->status & MRVDRV_RXPD_STATUS_OK)) { - lbs_pr_debug(1, "RX error: frame received with bad status\n"); - lbs_pr_alert("rxpd Not OK\n"); + if (!(p_rx_pd->status & cpu_to_le16(MRVDRV_RXPD_STATUS_OK))) { + lbs_deb_rx("rx err: frame received with bad status\n"); + lbs_pr_alert("rxpd not ok\n"); priv->stats.rx_errors++; ret = 0; goto done; } - lbs_pr_debug(1, "RX Data: skb->len - sizeof(RxPd) = %d - %zd = %zd\n", + lbs_deb_rx("rx data: skb->len-sizeof(RxPd) = %d-%zd = %zd\n", skb->len, sizeof(struct rxpd), skb->len - sizeof(struct rxpd)); lbs_dbg_hex("RX Data: Dest", p_rx_pkt->eth803_hdr.dest_addr, @@ -268,22 +265,18 @@ int libertas_process_rxed_packet(wlan_private * priv, struct sk_buff *skb) wlan_compute_rssi(priv, p_rx_pd); - lbs_pr_debug(1, "RX Data: size of actual packet = %d\n", skb->len); - if (libertas_upload_rx_packet(priv, skb)) { - lbs_pr_debug(1, "RX error: libertas_upload_rx_packet" - " returns failure\n"); - ret = -1; - goto done; - } + lbs_deb_rx("rx data: size of actual packet %d\n", skb->len); priv->stats.rx_bytes += skb->len; priv->stats.rx_packets++; + libertas_upload_rx_packet(priv, skb); + ret = 0; done: - LEAVE(); - + lbs_deb_leave_args(LBS_DEB_RX, "ret %d", ret); return ret; } +EXPORT_SYMBOL_GPL(libertas_process_rxed_packet); /** * @brief This function converts Tx/Rx rates from the Marvell WLAN format @@ -320,7 +313,7 @@ static u8 convert_mv_rate_to_radiotap(u8 rate) case 11: /* 54 Mbps */ return 108; } - lbs_pr_alert( "Invalid Marvell WLAN rate (%i)\n", rate); + lbs_pr_alert("Invalid Marvell WLAN rate %i\n", rate); return 0; } @@ -342,7 +335,7 @@ static int process_rxed_802_11_packet(wlan_private * priv, struct sk_buff *skb) struct rx_radiotap_hdr radiotap_hdr; struct rx_radiotap_hdr *pradiotap_hdr; - ENTER(); + lbs_deb_enter(LBS_DEB_RX); p_rx_pkt = (struct rx80211packethdr *) skb->data; prxpd = &p_rx_pkt->rx_pd; @@ -350,7 +343,7 @@ static int process_rxed_802_11_packet(wlan_private * priv, struct sk_buff *skb) // lbs_dbg_hex("RX Data: Before chop rxpd", skb->data, min(skb->len, 100)); if (skb->len < (ETH_HLEN + 8 + sizeof(struct rxpd))) { - lbs_pr_debug(1, "RX error: FRAME RECEIVED WITH BAD LENGTH\n"); + lbs_deb_rx("rx err: frame received wit bad length\n"); priv->stats.rx_length_errors++; ret = 0; goto done; @@ -359,12 +352,12 @@ static int process_rxed_802_11_packet(wlan_private * priv, struct sk_buff *skb) /* * Check rxpd status and update 802.3 stat, */ - if (!(prxpd->status & MRVDRV_RXPD_STATUS_OK)) { - //lbs_pr_debug(1, "RX error: frame received with bad status\n"); + if (!(prxpd->status & cpu_to_le16(MRVDRV_RXPD_STATUS_OK))) { + //lbs_deb_rx("rx err: frame received with bad status\n"); priv->stats.rx_errors++; } - lbs_pr_debug(1, "RX Data: skb->len - sizeof(RxPd) = %d - %zd = %zd\n", + lbs_deb_rx("rx data: skb->len-sizeof(RxPd) = %d-%zd = %zd\n", skb->len, sizeof(struct rxpd), skb->len - sizeof(struct rxpd)); /* create the exported radio header */ @@ -392,7 +385,7 @@ static int process_rxed_802_11_packet(wlan_private * priv, struct sk_buff *skb) /* XXX must check no carryout */ radiotap_hdr.antsignal = prxpd->snr + prxpd->nf; radiotap_hdr.rx_flags = 0; - if (!(prxpd->status & MRVDRV_RXPD_STATUS_OK)) + if (!(prxpd->status & cpu_to_le16(MRVDRV_RXPD_STATUS_OK))) radiotap_hdr.rx_flags |= IEEE80211_RADIOTAP_F_RX_BADFCS; //memset(radiotap_hdr.pad, 0x11, IEEE80211_RADIOTAP_HDRLEN - 18); @@ -405,7 +398,7 @@ static int process_rxed_802_11_packet(wlan_private * priv, struct sk_buff *skb) if ((skb_headroom(skb) < sizeof(struct rx_radiotap_hdr)) && pskb_expand_head(skb, sizeof(struct rx_radiotap_hdr), 0, GFP_ATOMIC)) { - lbs_pr_alert( "%s: couldn't pskb_expand_head\n", + lbs_pr_alert("%s: couldn't pskb_expand_head\n", __func__); } @@ -420,7 +413,7 @@ static int process_rxed_802_11_packet(wlan_private * priv, struct sk_buff *skb) default: /* unknown header */ - lbs_pr_alert( "Unknown radiomode (%i)\n", + lbs_pr_alert("Unknown radiomode %i\n", priv->adapter->radiomode); /* don't export any header */ /* chop the rxpd */ @@ -437,23 +430,16 @@ static int process_rxed_802_11_packet(wlan_private * priv, struct sk_buff *skb) wlan_compute_rssi(priv, prxpd); - lbs_pr_debug(1, "RX Data: size of actual packet = %d\n", skb->len); - - if (libertas_upload_rx_packet(priv, skb)) { - lbs_pr_debug(1, "RX error: libertas_upload_rx_packet " - "returns failure\n"); - ret = -1; - goto done; - } - + lbs_deb_rx("rx data: size of actual packet %d\n", skb->len); priv->stats.rx_bytes += skb->len; priv->stats.rx_packets++; + libertas_upload_rx_packet(priv, skb); + ret = 0; -done: - LEAVE(); +done: skb->protocol = __constant_htons(0x0019); /* ETH_P_80211_RAW */ - - return (ret); + lbs_deb_leave_args(LBS_DEB_RX, "ret %d", ret); + return ret; } diff --git a/drivers/net/wireless/libertas/sbi.h b/drivers/net/wireless/libertas/sbi.h deleted file mode 100644 index 59d3a59ccef..00000000000 --- a/drivers/net/wireless/libertas/sbi.h +++ /dev/null @@ -1,40 +0,0 @@ -/** - * This file contains IF layer definitions. - */ - -#ifndef _SBI_H_ -#define _SBI_H_ - -#include <linux/interrupt.h> - -#include "defs.h" - -/** INT status Bit Definition*/ -#define his_cmddnldrdy 0x01 -#define his_cardevent 0x02 -#define his_cmdupldrdy 0x04 - -#ifndef DEV_NAME_LEN -#define DEV_NAME_LEN 32 -#endif - -#define SBI_EVENT_CAUSE_SHIFT 3 - -/* Probe and Check if the card is present*/ -int libertas_sbi_register_dev(wlan_private * priv); -int libertas_sbi_unregister_dev(wlan_private *); -int libertas_sbi_get_int_status(wlan_private * priv, u8 *); -int libertas_sbi_register(void); -void libertas_sbi_unregister(void); -int libertas_sbi_prog_firmware(wlan_private *); - -int libertas_sbi_read_event_cause(wlan_private *); -int libertas_sbi_host_to_card(wlan_private * priv, u8 type, u8 * payload, u16 nb); -wlan_private *libertas_sbi_get_priv(void *card); - -#ifdef ENABLE_PM -int libertas_sbi_suspend(wlan_private *); -int libertas_sbi_resume(wlan_private *); -#endif - -#endif /* _SBI_H */ diff --git a/drivers/net/wireless/libertas/scan.c b/drivers/net/wireless/libertas/scan.c index 3c0b1a2a172..606af50fa09 100644 --- a/drivers/net/wireless/libertas/scan.c +++ b/drivers/net/wireless/libertas/scan.c @@ -8,6 +8,7 @@ #include <linux/if.h> #include <linux/netdevice.h> #include <linux/wireless.h> +#include <linux/etherdevice.h> #include <net/ieee80211.h> #include <net/iw_handler.h> @@ -58,12 +59,82 @@ //! Scan time specified in the channel TLV for each channel for active scans #define MRVDRV_ACTIVE_SCAN_CHAN_TIME 100 -//! Macro to enable/disable SSID checking before storing a scan table -#ifdef DISCARD_BAD_SSID -#define CHECK_SSID_IS_VALID(x) ssid_valid(&bssidEntry.ssid) -#else -#define CHECK_SSID_IS_VALID(x) 1 -#endif +static const u8 zeromac[ETH_ALEN] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 }; +static const u8 bcastmac[ETH_ALEN] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF }; + +static inline void clear_bss_descriptor (struct bss_descriptor * bss) +{ + /* Don't blow away ->list, just BSS data */ + memset(bss, 0, offsetof(struct bss_descriptor, list)); +} + +static inline int match_bss_no_security(struct wlan_802_11_security * secinfo, + struct bss_descriptor * match_bss) +{ + if ( !secinfo->wep_enabled + && !secinfo->WPAenabled + && !secinfo->WPA2enabled + && match_bss->wpa_ie[0] != WPA_IE + && match_bss->rsn_ie[0] != WPA2_IE + && !match_bss->privacy) { + return 1; + } + return 0; +} + +static inline int match_bss_static_wep(struct wlan_802_11_security * secinfo, + struct bss_descriptor * match_bss) +{ + if ( secinfo->wep_enabled + && !secinfo->WPAenabled + && !secinfo->WPA2enabled + && match_bss->privacy) { + return 1; + } + return 0; +} + +static inline int match_bss_wpa(struct wlan_802_11_security * secinfo, + struct bss_descriptor * match_bss) +{ + if ( !secinfo->wep_enabled + && secinfo->WPAenabled + && (match_bss->wpa_ie[0] == WPA_IE) + /* privacy bit may NOT be set in some APs like LinkSys WRT54G + && bss->privacy */ + ) { + return 1; + } + return 0; +} + +static inline int match_bss_wpa2(struct wlan_802_11_security * secinfo, + struct bss_descriptor * match_bss) +{ + if ( !secinfo->wep_enabled + && secinfo->WPA2enabled + && (match_bss->rsn_ie[0] == WPA2_IE) + /* privacy bit may NOT be set in some APs like LinkSys WRT54G + && bss->privacy */ + ) { + return 1; + } + return 0; +} + +static inline int match_bss_dynamic_wep(struct wlan_802_11_security * secinfo, + struct bss_descriptor * match_bss) +{ + if ( !secinfo->wep_enabled + && !secinfo->WPAenabled + && !secinfo->WPA2enabled + && (match_bss->wpa_ie[0] != WPA_IE) + && (match_bss->rsn_ie[0] != WPA2_IE) + && match_bss->privacy) { + return 1; + } + return 0; +} /** * @brief Check if a scanned network compatible with the driver settings @@ -84,123 +155,63 @@ * * @return Index in scantable, or error code if negative */ -static int is_network_compatible(wlan_adapter * adapter, int index, u8 mode) +static int is_network_compatible(wlan_adapter * adapter, + struct bss_descriptor * bss, u8 mode) { - ENTER(); - - if (adapter->scantable[index].mode == mode) { - if ( !adapter->secinfo.wep_enabled - && !adapter->secinfo.WPAenabled - && !adapter->secinfo.WPA2enabled - && adapter->scantable[index].wpa_ie[0] != WPA_IE - && adapter->scantable[index].rsn_ie[0] != WPA2_IE - && !adapter->scantable[index].privacy) { - /* no security */ - LEAVE(); - return index; - } else if ( adapter->secinfo.wep_enabled - && !adapter->secinfo.WPAenabled - && !adapter->secinfo.WPA2enabled - && adapter->scantable[index].privacy) { - /* static WEP enabled */ - LEAVE(); - return index; - } else if ( !adapter->secinfo.wep_enabled - && adapter->secinfo.WPAenabled - && !adapter->secinfo.WPA2enabled - && (adapter->scantable[index].wpa_ie[0] == WPA_IE) - /* privacy bit may NOT be set in some APs like LinkSys WRT54G - && adapter->scantable[index].privacy */ - ) { - /* WPA enabled */ - lbs_pr_debug(1, - "is_network_compatible() WPA: index=%d wpa_ie=%#x " - "wpa2_ie=%#x WEP=%s WPA=%s WPA2=%s " - "privacy=%#x\n", index, - adapter->scantable[index].wpa_ie[0], - adapter->scantable[index].rsn_ie[0], - adapter->secinfo.wep_enabled ? "e" : "d", - adapter->secinfo.WPAenabled ? "e" : "d", - adapter->secinfo.WPA2enabled ? "e" : "d", - adapter->scantable[index].privacy); - LEAVE(); - return index; - } else if ( !adapter->secinfo.wep_enabled - && !adapter->secinfo.WPAenabled - && adapter->secinfo.WPA2enabled - && (adapter->scantable[index].rsn_ie[0] == WPA2_IE) - /* privacy bit may NOT be set in some APs like LinkSys WRT54G - && adapter->scantable[index].privacy */ - ) { - /* WPA2 enabled */ - lbs_pr_debug(1, - "is_network_compatible() WPA2: index=%d wpa_ie=%#x " - "wpa2_ie=%#x WEP=%s WPA=%s WPA2=%s " - "privacy=%#x\n", index, - adapter->scantable[index].wpa_ie[0], - adapter->scantable[index].rsn_ie[0], - adapter->secinfo.wep_enabled ? "e" : "d", - adapter->secinfo.WPAenabled ? "e" : "d", - adapter->secinfo.WPA2enabled ? "e" : "d", - adapter->scantable[index].privacy); - LEAVE(); - return index; - } else if ( !adapter->secinfo.wep_enabled - && !adapter->secinfo.WPAenabled - && !adapter->secinfo.WPA2enabled - && (adapter->scantable[index].wpa_ie[0] != WPA_IE) - && (adapter->scantable[index].rsn_ie[0] != WPA2_IE) - && adapter->scantable[index].privacy) { - /* dynamic WEP enabled */ - lbs_pr_debug(1, - "is_network_compatible() dynamic WEP: index=%d " - "wpa_ie=%#x wpa2_ie=%#x privacy=%#x\n", - index, - adapter->scantable[index].wpa_ie[0], - adapter->scantable[index].rsn_ie[0], - adapter->scantable[index].privacy); - LEAVE(); - return index; - } - - /* security doesn't match */ - lbs_pr_debug(1, - "is_network_compatible() FAILED: index=%d wpa_ie=%#x " - "wpa2_ie=%#x WEP=%s WPA=%s WPA2=%s privacy=%#x\n", - index, - adapter->scantable[index].wpa_ie[0], - adapter->scantable[index].rsn_ie[0], + int matched = 0; + + lbs_deb_enter(LBS_DEB_ASSOC); + + if (bss->mode != mode) + goto done; + + if ((matched = match_bss_no_security(&adapter->secinfo, bss))) { + goto done; + } else if ((matched = match_bss_static_wep(&adapter->secinfo, bss))) { + goto done; + } else if ((matched = match_bss_wpa(&adapter->secinfo, bss))) { + lbs_deb_scan( + "is_network_compatible() WPA: wpa_ie=%#x " + "wpa2_ie=%#x WEP=%s WPA=%s WPA2=%s " + "privacy=%#x\n", bss->wpa_ie[0], bss->rsn_ie[0], adapter->secinfo.wep_enabled ? "e" : "d", adapter->secinfo.WPAenabled ? "e" : "d", adapter->secinfo.WPA2enabled ? "e" : "d", - adapter->scantable[index].privacy); - LEAVE(); - return -ECONNREFUSED; - } - - /* mode doesn't match */ - LEAVE(); - return -ENETUNREACH; -} - -/** - * @brief This function validates a SSID as being able to be printed - * - * @param pssid SSID structure to validate - * - * @return TRUE or FALSE - */ -static u8 ssid_valid(struct WLAN_802_11_SSID *pssid) -{ - int ssididx; - - for (ssididx = 0; ssididx < pssid->ssidlength; ssididx++) { - if (!isprint(pssid->ssid[ssididx])) { - return 0; - } + bss->privacy); + goto done; + } else if ((matched = match_bss_wpa2(&adapter->secinfo, bss))) { + lbs_deb_scan( + "is_network_compatible() WPA2: wpa_ie=%#x " + "wpa2_ie=%#x WEP=%s WPA=%s WPA2=%s " + "privacy=%#x\n", bss->wpa_ie[0], bss->rsn_ie[0], + adapter->secinfo.wep_enabled ? "e" : "d", + adapter->secinfo.WPAenabled ? "e" : "d", + adapter->secinfo.WPA2enabled ? "e" : "d", + bss->privacy); + goto done; + } else if ((matched = match_bss_dynamic_wep(&adapter->secinfo, bss))) { + lbs_deb_scan( + "is_network_compatible() dynamic WEP: " + "wpa_ie=%#x wpa2_ie=%#x privacy=%#x\n", + bss->wpa_ie[0], + bss->rsn_ie[0], + bss->privacy); + goto done; } - return 1; + /* bss security settings don't match those configured on card */ + lbs_deb_scan( + "is_network_compatible() FAILED: wpa_ie=%#x " + "wpa2_ie=%#x WEP=%s WPA=%s WPA2=%s privacy=%#x\n", + bss->wpa_ie[0], bss->rsn_ie[0], + adapter->secinfo.wep_enabled ? "e" : "d", + adapter->secinfo.WPAenabled ? "e" : "d", + adapter->secinfo.WPA2enabled ? "e" : "d", + bss->privacy); + +done: + lbs_deb_leave(LBS_DEB_SCAN); + return matched; } /** @@ -220,44 +231,19 @@ static u8 ssid_valid(struct WLAN_802_11_SSID *pssid) static void wlan_scan_process_results(wlan_private * priv) { wlan_adapter *adapter = priv->adapter; - int foundcurrent; - int i; - - foundcurrent = 0; - - if (adapter->connect_status == libertas_connected) { - /* try to find the current BSSID in the new scan list */ - for (i = 0; i < adapter->numinscantable; i++) { - if (!libertas_SSID_cmp(&adapter->scantable[i].ssid, - &adapter->curbssparams.ssid) && - !memcmp(adapter->curbssparams.bssid, - adapter->scantable[i].macaddress, - ETH_ALEN)) { - foundcurrent = 1; - } - } + struct bss_descriptor * iter_bss; + int i = 0; - if (foundcurrent) { - /* Make a copy of current BSSID descriptor */ - memcpy(&adapter->curbssparams.bssdescriptor, - &adapter->scantable[i], - sizeof(adapter->curbssparams.bssdescriptor)); - } - } + if (adapter->connect_status == libertas_connected) + return; - for (i = 0; i < adapter->numinscantable; i++) { - lbs_pr_debug(1, "Scan:(%02d) %02x:%02x:%02x:%02x:%02x:%02x, " - "RSSI[%03d], SSID[%s]\n", - i, - adapter->scantable[i].macaddress[0], - adapter->scantable[i].macaddress[1], - adapter->scantable[i].macaddress[2], - adapter->scantable[i].macaddress[3], - adapter->scantable[i].macaddress[4], - adapter->scantable[i].macaddress[5], - (s32) adapter->scantable[i].rssi, - adapter->scantable[i].ssid.ssid); + mutex_lock(&adapter->lock); + list_for_each_entry (iter_bss, &adapter->network_list, list) { + lbs_deb_scan("Scan:(%02d) " MAC_FMT ", RSSI[%03d], SSID[%s]\n", + i++, MAC_ARG(iter_bss->bssid), (s32) iter_bss->rssi, + escape_essid(iter_bss->ssid, iter_bss->ssid_len)); } + mutex_unlock(&adapter->lock); } /** @@ -338,14 +324,12 @@ static void wlan_scan_create_channel_list(wlan_private * priv, if (scantype == cmd_scan_type_passive) { scanchanlist[chanidx].maxscantime = - cpu_to_le16 - (MRVDRV_PASSIVE_SCAN_CHAN_TIME); + cpu_to_le16(MRVDRV_PASSIVE_SCAN_CHAN_TIME); scanchanlist[chanidx].chanscanmode.passivescan = 1; } else { scanchanlist[chanidx].maxscantime = - cpu_to_le16 - (MRVDRV_ACTIVE_SCAN_CHAN_TIME); + cpu_to_le16(MRVDRV_ACTIVE_SCAN_CHAN_TIME); scanchanlist[chanidx].chanscanmode.passivescan = 0; } @@ -408,13 +392,11 @@ wlan_scan_setup_scan_config(wlan_private * priv, u8 * pscancurrentonly) { wlan_adapter *adapter = priv->adapter; - const u8 zeromac[ETH_ALEN] = { 0, 0, 0, 0, 0, 0 }; struct mrvlietypes_numprobes *pnumprobestlv; struct mrvlietypes_ssidparamset *pssidtlv; struct wlan_scan_cmd_config * pscancfgout = NULL; u8 *ptlvpos; u16 numprobes; - u16 ssidlen; int chanidx; int scantype; int scandur; @@ -471,21 +453,18 @@ wlan_scan_setup_scan_config(wlan_private * priv, * Set the BSSID filter to the incoming configuration, * if non-zero. If not set, it will remain disabled (all zeros). */ - memcpy(pscancfgout->specificBSSID, - puserscanin->specificBSSID, - sizeof(pscancfgout->specificBSSID)); - - ssidlen = strlen(puserscanin->specificSSID); + memcpy(pscancfgout->bssid, puserscanin->bssid, + sizeof(pscancfgout->bssid)); - if (ssidlen) { + if (puserscanin->ssid_len) { pssidtlv = (struct mrvlietypes_ssidparamset *) pscancfgout-> tlvbuffer; pssidtlv->header.type = cpu_to_le16(TLV_TYPE_SSID); - pssidtlv->header.len = cpu_to_le16(ssidlen); - memcpy(pssidtlv->ssid, puserscanin->specificSSID, - ssidlen); - ptlvpos += sizeof(pssidtlv->header) + ssidlen; + pssidtlv->header.len = cpu_to_le16(puserscanin->ssid_len); + memcpy(pssidtlv->ssid, puserscanin->ssid, + puserscanin->ssid_len); + ptlvpos += sizeof(pssidtlv->header) + puserscanin->ssid_len; } /* @@ -494,8 +473,8 @@ wlan_scan_setup_scan_config(wlan_private * priv, * scan results. That is not an issue with an SSID or BSSID * filter applied to the scan results in the firmware. */ - if (ssidlen || (memcmp(pscancfgout->specificBSSID, - &zeromac, sizeof(zeromac)) != 0)) { + if ( puserscanin->ssid_len + || (compare_ether_addr(pscancfgout->bssid, &zeromac[0]) != 0)) { *pmaxchanperscan = MRVDRV_MAX_CHANNELS_PER_SCAN; *pfilteredscan = 1; } @@ -507,16 +486,11 @@ wlan_scan_setup_scan_config(wlan_private * priv, /* If the input config or adapter has the number of Probes set, add tlv */ if (numprobes) { pnumprobestlv = (struct mrvlietypes_numprobes *) ptlvpos; - pnumprobestlv->header.type = - cpu_to_le16(TLV_TYPE_NUMPROBES); - pnumprobestlv->header.len = sizeof(pnumprobestlv->numprobes); + pnumprobestlv->header.type = cpu_to_le16(TLV_TYPE_NUMPROBES); + pnumprobestlv->header.len = cpu_to_le16(2); pnumprobestlv->numprobes = cpu_to_le16(numprobes); - ptlvpos += - sizeof(pnumprobestlv->header) + pnumprobestlv->header.len; - - pnumprobestlv->header.len = - cpu_to_le16(pnumprobestlv->header.len); + ptlvpos += sizeof(*pnumprobestlv); } /* @@ -529,7 +503,7 @@ wlan_scan_setup_scan_config(wlan_private * priv, if (puserscanin && puserscanin->chanlist[0].channumber) { - lbs_pr_debug(1, "Scan: Using supplied channel list\n"); + lbs_deb_scan("Scan: Using supplied channel list\n"); for (chanidx = 0; chanidx < WLAN_IOCTL_USER_SCAN_CHAN_MAX @@ -573,11 +547,11 @@ wlan_scan_setup_scan_config(wlan_private * priv, == priv->adapter->curbssparams.channel)) { *pscancurrentonly = 1; - lbs_pr_debug(1, "Scan: Scanning current channel only"); + lbs_deb_scan("Scan: Scanning current channel only"); } } else { - lbs_pr_debug(1, "Scan: Creating full region channel list\n"); + lbs_deb_scan("Scan: Creating full region channel list\n"); wlan_scan_create_channel_list(priv, pscanchanlist, *pfilteredscan); } @@ -613,7 +587,9 @@ static int wlan_scan_channel_list(wlan_private * priv, u8 filteredscan, struct wlan_scan_cmd_config * pscancfgout, struct mrvlietypes_chanlistparamset * pchantlvout, - struct chanscanparamset * pscanchanlist) + struct chanscanparamset * pscanchanlist, + const struct wlan_ioctl_user_scan_cfg * puserscanin, + int full_scan) { struct chanscanparamset *ptmpchan; struct chanscanparamset *pstartchan; @@ -621,11 +597,13 @@ static int wlan_scan_channel_list(wlan_private * priv, int doneearly; int tlvidx; int ret = 0; + int scanned = 0; + union iwreq_data wrqu; - ENTER(); + lbs_deb_enter(LBS_DEB_ASSOC); if (pscancfgout == 0 || pchantlvout == 0 || pscanchanlist == 0) { - lbs_pr_debug(1, "Scan: Null detect: %p, %p, %p\n", + lbs_deb_scan("Scan: Null detect: %p, %p, %p\n", pscancfgout, pchantlvout, pscanchanlist); return -1; } @@ -635,6 +613,9 @@ static int wlan_scan_channel_list(wlan_private * priv, /* Set the temp channel struct pointer to the start of the desired list */ ptmpchan = pscanchanlist; + if (priv->adapter->last_scanned_channel && !puserscanin) + ptmpchan += priv->adapter->last_scanned_channel; + /* Loop through the desired channel list, sending a new firmware scan * commands for each maxchanperscan channels (or for 1,6,11 individually * if configured accordingly) @@ -654,9 +635,9 @@ static int wlan_scan_channel_list(wlan_private * priv, * - doneearly is set (controlling individual scanning of 1,6,11) */ while (tlvidx < maxchanperscan && ptmpchan->channumber - && !doneearly) { + && !doneearly && scanned < 2) { - lbs_pr_debug(1, + lbs_deb_scan( "Scan: Chan(%3d), Radio(%d), mode(%d,%d), Dur(%d)\n", ptmpchan->channumber, ptmpchan->radiotype, ptmpchan->chanscanmode.passivescan, @@ -668,8 +649,11 @@ static int wlan_scan_channel_list(wlan_private * priv, ptmpchan, sizeof(pchantlvout->chanscanparam)); /* Increment the TLV header length by the size appended */ - pchantlvout->header.len += - sizeof(pchantlvout->chanscanparam); + /* Ew, it would be _so_ nice if we could just declare the + variable little-endian and let GCC handle it for us */ + pchantlvout->header.len = + cpu_to_le16(le16_to_cpu(pchantlvout->header.len) + + sizeof(pchantlvout->chanscanparam)); /* * The tlv buffer length is set to the number of bytes of the @@ -683,7 +667,7 @@ static int wlan_scan_channel_list(wlan_private * priv, /* Add the size of the channel tlv header and the data length */ pscancfgout->tlvbufferlen += (sizeof(pchantlvout->header) - + pchantlvout->header.len); + + le16_to_cpu(pchantlvout->header.len)); /* Increment the index to the channel tlv we are constructing */ tlvidx++; @@ -701,6 +685,7 @@ static int wlan_scan_channel_list(wlan_private * priv, /* Increment the tmp pointer to the next channel to be scanned */ ptmpchan++; + scanned++; /* Stop the loop if the *next* channel is in the 1,6,11 set. * This will cause it to be the only channel scanned on the next @@ -716,12 +701,71 @@ static int wlan_scan_channel_list(wlan_private * priv, /* Send the scan command to the firmware with the specified cfg */ ret = libertas_prepare_and_send_command(priv, cmd_802_11_scan, 0, 0, 0, pscancfgout); + if (scanned >= 2 && !full_scan) { + ret = 0; + goto done; + } + scanned = 0; } - LEAVE(); +done: + priv->adapter->last_scanned_channel = ptmpchan->channumber; + + /* Tell userspace the scan table has been updated */ + memset(&wrqu, 0, sizeof(union iwreq_data)); + wireless_send_event(priv->dev, SIOCGIWSCAN, &wrqu, NULL); + + lbs_deb_leave_args(LBS_DEB_SCAN, "ret %d", ret); return ret; } +static void +clear_selected_scan_list_entries(wlan_adapter * adapter, + const struct wlan_ioctl_user_scan_cfg * scan_cfg) +{ + struct bss_descriptor * bss; + struct bss_descriptor * safe; + u32 clear_ssid_flag = 0, clear_bssid_flag = 0; + + if (!scan_cfg) + return; + + if (scan_cfg->clear_ssid && scan_cfg->ssid_len) + clear_ssid_flag = 1; + + if (scan_cfg->clear_bssid + && (compare_ether_addr(scan_cfg->bssid, &zeromac[0]) != 0) + && (compare_ether_addr(scan_cfg->bssid, &bcastmac[0]) != 0)) { + clear_bssid_flag = 1; + } + + if (!clear_ssid_flag && !clear_bssid_flag) + return; + + mutex_lock(&adapter->lock); + list_for_each_entry_safe (bss, safe, &adapter->network_list, list) { + u32 clear = 0; + + /* Check for an SSID match */ + if ( clear_ssid_flag + && (bss->ssid_len == scan_cfg->ssid_len) + && !memcmp(bss->ssid, scan_cfg->ssid, bss->ssid_len)) + clear = 1; + + /* Check for a BSSID match */ + if ( clear_bssid_flag + && !compare_ether_addr(bss->bssid, scan_cfg->bssid)) + clear = 1; + + if (clear) { + list_move_tail (&bss->list, &adapter->network_free_list); + clear_bss_descriptor(bss); + } + } + mutex_unlock(&adapter->lock); +} + + /** * @brief Internal function used to start a scan based on an input config * @@ -736,19 +780,19 @@ static int wlan_scan_channel_list(wlan_private * priv, * @return 0 or < 0 if error */ int wlan_scan_networks(wlan_private * priv, - const struct wlan_ioctl_user_scan_cfg * puserscanin) + const struct wlan_ioctl_user_scan_cfg * puserscanin, + int full_scan) { - wlan_adapter *adapter = priv->adapter; + wlan_adapter * adapter = priv->adapter; struct mrvlietypes_chanlistparamset *pchantlvout; struct chanscanparamset * scan_chan_list = NULL; struct wlan_scan_cmd_config * scan_cfg = NULL; - u8 keeppreviousscan; u8 filteredscan; u8 scancurrentchanonly; int maxchanperscan; int ret; - ENTER(); + lbs_deb_enter(LBS_DEB_ASSOC); scan_chan_list = kzalloc(sizeof(struct chanscanparamset) * WLAN_IOCTL_USER_SCAN_CHAN_MAX, GFP_KERNEL); @@ -769,22 +813,14 @@ int wlan_scan_networks(wlan_private * priv, goto out; } - keeppreviousscan = 0; - - if (puserscanin) { - keeppreviousscan = puserscanin->keeppreviousscan; - } - - if (!keeppreviousscan) { - memset(adapter->scantable, 0x00, - sizeof(struct bss_descriptor) * MRVDRV_MAX_BSSID_LIST); - adapter->numinscantable = 0; - } + clear_selected_scan_list_entries(adapter, puserscanin); /* Keep the data path active if we are only scanning our current channel */ if (!scancurrentchanonly) { - netif_stop_queue(priv->wlan_dev.netdev); - netif_carrier_off(priv->wlan_dev.netdev); + netif_stop_queue(priv->dev); + netif_carrier_off(priv->dev); + netif_stop_queue(priv->mesh_dev); + netif_carrier_off(priv->mesh_dev); } ret = wlan_scan_channel_list(priv, @@ -792,7 +828,9 @@ int wlan_scan_networks(wlan_private * priv, filteredscan, scan_cfg, pchantlvout, - scan_chan_list); + scan_chan_list, + puserscanin, + full_scan); /* Process the resulting scan table: * - Remove any bad ssids @@ -801,8 +839,10 @@ int wlan_scan_networks(wlan_private * priv, wlan_scan_process_results(priv); if (priv->adapter->connect_status == libertas_connected) { - netif_carrier_on(priv->wlan_dev.netdev); - netif_wake_queue(priv->wlan_dev.netdev); + netif_carrier_on(priv->dev); + netif_wake_queue(priv->dev); + netif_carrier_on(priv->mesh_dev); + netif_wake_queue(priv->mesh_dev); } out: @@ -812,7 +852,7 @@ out: if (scan_chan_list) kfree(scan_chan_list); - LEAVE(); + lbs_deb_leave_args(LBS_DEB_SCAN, "ret %d", ret); return ret; } @@ -843,7 +883,7 @@ void wlan_ret_802_11_scan_get_tlv_ptrs(struct mrvlietypes_data * ptlv, tlvbufleft = tlvbufsize; *ptsftlv = NULL; - lbs_pr_debug(1, "SCAN_RESP: tlvbufsize = %d\n", tlvbufsize); + lbs_deb_scan("SCAN_RESP: tlvbufsize = %d\n", tlvbufsize); lbs_dbg_hex("SCAN_RESP: TLV Buf", (u8 *) ptlv, tlvbufsize); while (tlvbufleft >= sizeof(struct mrvlietypesheader)) { @@ -856,7 +896,7 @@ void wlan_ret_802_11_scan_get_tlv_ptrs(struct mrvlietypes_data * ptlv, break; default: - lbs_pr_debug(1, "SCAN_RESP: Unhandled TLV = %d\n", + lbs_deb_scan("SCAN_RESP: Unhandled TLV = %d\n", tlvtype); /* Give up, this seems corrupted */ return; @@ -875,12 +915,12 @@ void wlan_ret_802_11_scan_get_tlv_ptrs(struct mrvlietypes_data * ptlv, * response or beacon from the scan command. Record information as needed * in the scan table struct bss_descriptor for that entry. * - * @param pBSSIDEntry Output parameter: Pointer to the BSS Entry + * @param bss Output parameter: Pointer to the BSS Entry * * @return 0 or -1 */ -static int InterpretBSSDescriptionWithIE(struct bss_descriptor * pBSSEntry, - u8 ** pbeaconinfo, int *bytesleft) +static int libertas_process_bss(struct bss_descriptor * bss, + u8 ** pbeaconinfo, int *bytesleft) { enum ieeetypes_elementid elemID; struct ieeetypes_fhparamset *pFH; @@ -897,13 +937,14 @@ static int InterpretBSSDescriptionWithIE(struct bss_descriptor * pBSSEntry, u16 beaconsize; u8 founddatarateie; int bytesleftforcurrentbeacon; + int ret; struct IE_WPA *pIe; const u8 oui01[4] = { 0x00, 0x50, 0xf2, 0x01 }; struct ieeetypes_countryinfoset *pcountryinfo; - ENTER(); + lbs_deb_enter(LBS_DEB_ASSOC); founddatarateie = 0; ratesize = 0; @@ -911,8 +952,7 @@ static int InterpretBSSDescriptionWithIE(struct bss_descriptor * pBSSEntry, if (*bytesleft >= sizeof(beaconsize)) { /* Extract & convert beacon size from the command buffer */ - memcpy(&beaconsize, *pbeaconinfo, sizeof(beaconsize)); - beaconsize = le16_to_cpu(beaconsize); + beaconsize = le16_to_cpup((void *)*pbeaconinfo); *bytesleft -= sizeof(beaconsize); *pbeaconinfo += sizeof(beaconsize); } @@ -934,17 +974,14 @@ static int InterpretBSSDescriptionWithIE(struct bss_descriptor * pBSSEntry, bytesleftforcurrentbeacon = beaconsize; - memcpy(pBSSEntry->macaddress, pcurrentptr, ETH_ALEN); - lbs_pr_debug(1, "InterpretIE: AP MAC Addr-%x:%x:%x:%x:%x:%x\n", - pBSSEntry->macaddress[0], pBSSEntry->macaddress[1], - pBSSEntry->macaddress[2], pBSSEntry->macaddress[3], - pBSSEntry->macaddress[4], pBSSEntry->macaddress[5]); + memcpy(bss->bssid, pcurrentptr, ETH_ALEN); + lbs_deb_scan("process_bss: AP BSSID " MAC_FMT "\n", MAC_ARG(bss->bssid)); pcurrentptr += ETH_ALEN; bytesleftforcurrentbeacon -= ETH_ALEN; if (bytesleftforcurrentbeacon < 12) { - lbs_pr_debug(1, "InterpretIE: Not enough bytes left\n"); + lbs_deb_scan("process_bss: Not enough bytes left\n"); return -1; } @@ -954,51 +991,48 @@ static int InterpretBSSDescriptionWithIE(struct bss_descriptor * pBSSEntry, */ /* RSSI is 1 byte long */ - pBSSEntry->rssi = le32_to_cpu((long)(*pcurrentptr)); - lbs_pr_debug(1, "InterpretIE: RSSI=%02X\n", *pcurrentptr); + bss->rssi = *pcurrentptr; + lbs_deb_scan("process_bss: RSSI=%02X\n", *pcurrentptr); pcurrentptr += 1; bytesleftforcurrentbeacon -= 1; /* time stamp is 8 bytes long */ - memcpy(fixedie.timestamp, pcurrentptr, 8); - memcpy(pBSSEntry->timestamp, pcurrentptr, 8); + fixedie.timestamp = bss->timestamp = le64_to_cpup((void *)pcurrentptr); pcurrentptr += 8; bytesleftforcurrentbeacon -= 8; /* beacon interval is 2 bytes long */ - memcpy(&fixedie.beaconinterval, pcurrentptr, 2); - pBSSEntry->beaconperiod = le16_to_cpu(fixedie.beaconinterval); + fixedie.beaconinterval = bss->beaconperiod = le16_to_cpup((void *)pcurrentptr); pcurrentptr += 2; bytesleftforcurrentbeacon -= 2; /* capability information is 2 bytes long */ - memcpy(&fixedie.capabilities, pcurrentptr, 2); - lbs_pr_debug(1, "InterpretIE: fixedie.capabilities=0x%X\n", + memcpy(&fixedie.capabilities, pcurrentptr, 2); + lbs_deb_scan("process_bss: fixedie.capabilities=0x%X\n", fixedie.capabilities); - fixedie.capabilities = le16_to_cpu(fixedie.capabilities); pcap = (struct ieeetypes_capinfo *) & fixedie.capabilities; - memcpy(&pBSSEntry->cap, pcap, sizeof(struct ieeetypes_capinfo)); + memcpy(&bss->cap, pcap, sizeof(struct ieeetypes_capinfo)); pcurrentptr += 2; bytesleftforcurrentbeacon -= 2; /* rest of the current buffer are IE's */ - lbs_pr_debug(1, "InterpretIE: IElength for this AP = %d\n", + lbs_deb_scan("process_bss: IE length for this AP = %d\n", bytesleftforcurrentbeacon); - lbs_dbg_hex("InterpretIE: IE info", (u8 *) pcurrentptr, + lbs_dbg_hex("process_bss: IE info", (u8 *) pcurrentptr, bytesleftforcurrentbeacon); if (pcap->privacy) { - lbs_pr_debug(1, "InterpretIE: AP WEP enabled\n"); - pBSSEntry->privacy = wlan802_11privfilter8021xWEP; + lbs_deb_scan("process_bss: AP WEP enabled\n"); + bss->privacy = wlan802_11privfilter8021xWEP; } else { - pBSSEntry->privacy = wlan802_11privfilteracceptall; + bss->privacy = wlan802_11privfilteracceptall; } if (pcap->ibss == 1) { - pBSSEntry->mode = IW_MODE_ADHOC; + bss->mode = IW_MODE_ADHOC; } else { - pBSSEntry->mode = IW_MODE_INFRA; + bss->mode = IW_MODE_INFRA; } /* process variable IE */ @@ -1007,94 +1041,83 @@ static int InterpretBSSDescriptionWithIE(struct bss_descriptor * pBSSEntry, elemlen = *((u8 *) pcurrentptr + 1); if (bytesleftforcurrentbeacon < elemlen) { - lbs_pr_debug(1, "InterpretIE: error in processing IE, " + lbs_deb_scan("process_bss: error in processing IE, " "bytes left < IE length\n"); bytesleftforcurrentbeacon = 0; continue; } switch (elemID) { - case SSID: - pBSSEntry->ssid.ssidlength = elemlen; - memcpy(pBSSEntry->ssid.ssid, (pcurrentptr + 2), - elemlen); - lbs_pr_debug(1, "ssid: %32s", pBSSEntry->ssid.ssid); + bss->ssid_len = elemlen; + memcpy(bss->ssid, (pcurrentptr + 2), elemlen); + lbs_deb_scan("ssid '%s', ssid length %u\n", + escape_essid(bss->ssid, bss->ssid_len), + bss->ssid_len); break; case SUPPORTED_RATES: - memcpy(pBSSEntry->datarates, (pcurrentptr + 2), - elemlen); - memmove(pBSSEntry->libertas_supported_rates, (pcurrentptr + 2), + memcpy(bss->datarates, (pcurrentptr + 2), elemlen); + memmove(bss->libertas_supported_rates, (pcurrentptr + 2), elemlen); ratesize = elemlen; founddatarateie = 1; break; case EXTRA_IE: - lbs_pr_debug(1, "InterpretIE: EXTRA_IE Found!\n"); - pBSSEntry->extra_ie = 1; + lbs_deb_scan("process_bss: EXTRA_IE Found!\n"); break; case FH_PARAM_SET: pFH = (struct ieeetypes_fhparamset *) pcurrentptr; - memmove(&pBSSEntry->phyparamset.fhparamset, pFH, + memmove(&bss->phyparamset.fhparamset, pFH, sizeof(struct ieeetypes_fhparamset)); - pBSSEntry->phyparamset.fhparamset.dwelltime - = - le16_to_cpu(pBSSEntry->phyparamset.fhparamset. - dwelltime); +#if 0 /* I think we can store these LE */ + bss->phyparamset.fhparamset.dwelltime + = le16_to_cpu(bss->phyparamset.fhparamset.dwelltime); +#endif break; case DS_PARAM_SET: pDS = (struct ieeetypes_dsparamset *) pcurrentptr; - - pBSSEntry->channel = pDS->currentchan; - - memcpy(&pBSSEntry->phyparamset.dsparamset, pDS, + bss->channel = pDS->currentchan; + memcpy(&bss->phyparamset.dsparamset, pDS, sizeof(struct ieeetypes_dsparamset)); break; case CF_PARAM_SET: pCF = (struct ieeetypes_cfparamset *) pcurrentptr; - - memcpy(&pBSSEntry->ssparamset.cfparamset, pCF, + memcpy(&bss->ssparamset.cfparamset, pCF, sizeof(struct ieeetypes_cfparamset)); break; case IBSS_PARAM_SET: pibss = (struct ieeetypes_ibssparamset *) pcurrentptr; - pBSSEntry->atimwindow = - le32_to_cpu(pibss->atimwindow); - - memmove(&pBSSEntry->ssparamset.ibssparamset, pibss, + bss->atimwindow = le32_to_cpu(pibss->atimwindow); + memmove(&bss->ssparamset.ibssparamset, pibss, sizeof(struct ieeetypes_ibssparamset)); - - pBSSEntry->ssparamset.ibssparamset.atimwindow - = - le16_to_cpu(pBSSEntry->ssparamset.ibssparamset. - atimwindow); +#if 0 + bss->ssparamset.ibssparamset.atimwindow + = le16_to_cpu(bss->ssparamset.ibssparamset.atimwindow); +#endif break; /* Handle Country Info IE */ case COUNTRY_INFO: - pcountryinfo = - (struct ieeetypes_countryinfoset *) pcurrentptr; - - if (pcountryinfo->len < - sizeof(pcountryinfo->countrycode) + pcountryinfo = (struct ieeetypes_countryinfoset *) pcurrentptr; + if (pcountryinfo->len < sizeof(pcountryinfo->countrycode) || pcountryinfo->len > 254) { - lbs_pr_debug(1, "InterpretIE: 11D- Err " + lbs_deb_scan("process_bss: 11D- Err " "CountryInfo len =%d min=%zd max=254\n", pcountryinfo->len, sizeof(pcountryinfo->countrycode)); - LEAVE(); - return -1; + ret = -1; + goto done; } - memcpy(&pBSSEntry->countryinfo, + memcpy(&bss->countryinfo, pcountryinfo, pcountryinfo->len + 2); - lbs_dbg_hex("InterpretIE: 11D- CountryInfo:", + lbs_dbg_hex("process_bss: 11D- CountryInfo:", (u8 *) pcountryinfo, (u32) (pcountryinfo->len + 2)); break; @@ -1114,12 +1137,10 @@ static int InterpretBSSDescriptionWithIE(struct bss_descriptor * pBSSEntry, bytestocopy = elemlen; } - pRate = (u8 *) pBSSEntry->datarates; + pRate = (u8 *) bss->datarates; pRate += ratesize; memmove(pRate, (pcurrentptr + 2), bytestocopy); - - pRate = (u8 *) pBSSEntry->libertas_supported_rates; - + pRate = (u8 *) bss->libertas_supported_rates; pRate += ratesize; memmove(pRate, (pcurrentptr + 2), bytestocopy); } @@ -1132,24 +1153,17 @@ static int InterpretBSSDescriptionWithIE(struct bss_descriptor * pBSSEntry, if (memcmp(pIe->oui, oui01, sizeof(oui01))) break; - pBSSEntry->wpa_ie_len = min_t(size_t, - elemlen + IE_ID_LEN_FIELDS_BYTES, - sizeof(pBSSEntry->wpa_ie)); - memcpy(pBSSEntry->wpa_ie, pcurrentptr, - pBSSEntry->wpa_ie_len); - lbs_dbg_hex("InterpretIE: Resp WPA_IE", - pBSSEntry->wpa_ie, elemlen); + bss->wpa_ie_len = min(elemlen + IE_ID_LEN_FIELDS_BYTES, + MAX_WPA_IE_LEN); + memcpy(bss->wpa_ie, pcurrentptr, bss->wpa_ie_len); + lbs_dbg_hex("process_bss: WPA IE", bss->wpa_ie, elemlen); break; case WPA2_IE: pIe = (struct IE_WPA *)pcurrentptr; - - pBSSEntry->rsn_ie_len = min_t(size_t, - elemlen + IE_ID_LEN_FIELDS_BYTES, - sizeof(pBSSEntry->rsn_ie)); - memcpy(pBSSEntry->rsn_ie, pcurrentptr, - pBSSEntry->rsn_ie_len); - lbs_dbg_hex("InterpretIE: Resp WPA2_IE", - pBSSEntry->rsn_ie, elemlen); + bss->rsn_ie_len = min(elemlen + IE_ID_LEN_FIELDS_BYTES, + MAX_WPA_IE_LEN); + memcpy(bss->rsn_ie, pcurrentptr, bss->rsn_ie_len); + lbs_dbg_hex("process_bss: RSN_IE", bss->rsn_ie, elemlen); break; case TIM: break; @@ -1165,7 +1179,14 @@ static int InterpretBSSDescriptionWithIE(struct bss_descriptor * pBSSEntry, } /* while (bytesleftforcurrentbeacon > 2) */ - return 0; + /* Timestamp */ + bss->last_scanned = jiffies; + + ret = 0; + +done: + lbs_deb_leave_args(LBS_DEB_SCAN, "ret %d", ret); + return ret; } /** @@ -1176,15 +1197,12 @@ static int InterpretBSSDescriptionWithIE(struct bss_descriptor * pBSSEntry, * * @return 0--ssid is same, otherwise is different */ -int libertas_SSID_cmp(struct WLAN_802_11_SSID *ssid1, struct WLAN_802_11_SSID *ssid2) +int libertas_ssid_cmp(u8 *ssid1, u8 ssid1_len, u8 *ssid2, u8 ssid2_len) { - if (!ssid1 || !ssid2) - return -1; - - if (ssid1->ssidlength != ssid2->ssidlength) + if (ssid1_len != ssid2_len) return -1; - return memcmp(ssid1->ssid, ssid2->ssid, ssid1->ssidlength); + return memcmp(ssid1, ssid2, ssid1_len); } /** @@ -1196,38 +1214,41 @@ int libertas_SSID_cmp(struct WLAN_802_11_SSID *ssid1, struct WLAN_802_11_SSID *s * * @return index in BSSID list, or error return code (< 0) */ -int libertas_find_BSSID_in_list(wlan_adapter * adapter, u8 * bssid, u8 mode) +struct bss_descriptor * libertas_find_bssid_in_list(wlan_adapter * adapter, + u8 * bssid, u8 mode) { - int ret = -ENETUNREACH; - int i; + struct bss_descriptor * iter_bss; + struct bss_descriptor * found_bss = NULL; if (!bssid) - return -EFAULT; + return NULL; - lbs_pr_debug(1, "FindBSSID: Num of BSSIDs = %d\n", - adapter->numinscantable); + lbs_dbg_hex("libertas_find_BSSID_in_list: looking for ", + bssid, ETH_ALEN); - /* Look through the scan table for a compatible match. The ret return - * variable will be equal to the index in the scan table (greater - * than zero) if the network is compatible. The loop will continue - * past a matched bssid that is not compatible in case there is an - * AP with multiple SSIDs assigned to the same BSSID + /* Look through the scan table for a compatible match. The loop will + * continue past a matched bssid that is not compatible in case there + * is an AP with multiple SSIDs assigned to the same BSSID */ - for (i = 0; ret < 0 && i < adapter->numinscantable; i++) { - if (!memcmp(adapter->scantable[i].macaddress, bssid, ETH_ALEN)) { - switch (mode) { - case IW_MODE_INFRA: - case IW_MODE_ADHOC: - ret = is_network_compatible(adapter, i, mode); - break; - default: - ret = i; + mutex_lock(&adapter->lock); + list_for_each_entry (iter_bss, &adapter->network_list, list) { + if (compare_ether_addr(iter_bss->bssid, bssid)) + continue; /* bssid doesn't match */ + switch (mode) { + case IW_MODE_INFRA: + case IW_MODE_ADHOC: + if (!is_network_compatible(adapter, iter_bss, mode)) break; - } + found_bss = iter_bss; + break; + default: + found_bss = iter_bss; + break; } } + mutex_unlock(&adapter->lock); - return ret; + return found_bss; } /** @@ -1240,61 +1261,60 @@ int libertas_find_BSSID_in_list(wlan_adapter * adapter, u8 * bssid, u8 mode) * * @return index in BSSID list */ -int libertas_find_SSID_in_list(wlan_adapter * adapter, - struct WLAN_802_11_SSID *ssid, u8 * bssid, u8 mode) +struct bss_descriptor * libertas_find_ssid_in_list(wlan_adapter * adapter, + u8 *ssid, u8 ssid_len, u8 * bssid, u8 mode, + int channel) { - int net = -ENETUNREACH; u8 bestrssi = 0; - int i; - int j; + struct bss_descriptor * iter_bss = NULL; + struct bss_descriptor * found_bss = NULL; + struct bss_descriptor * tmp_oldest = NULL; - lbs_pr_debug(1, "Num of Entries in Table = %d\n", adapter->numinscantable); - - for (i = 0; i < adapter->numinscantable; i++) { - if (!libertas_SSID_cmp(&adapter->scantable[i].ssid, ssid) && - (!bssid || - !memcmp(adapter->scantable[i]. - macaddress, bssid, ETH_ALEN))) { - switch (mode) { - case IW_MODE_INFRA: - case IW_MODE_ADHOC: - j = is_network_compatible(adapter, i, mode); - - if (j >= 0) { - if (bssid) { - return i; - } - - if (SCAN_RSSI - (adapter->scantable[i].rssi) - > bestrssi) { - bestrssi = - SCAN_RSSI(adapter-> - scantable[i]. - rssi); - net = i; - } - } else { - if (net == -ENETUNREACH) { - net = j; - } - } - break; - case IW_MODE_AUTO: - default: - if (SCAN_RSSI(adapter->scantable[i].rssi) - > bestrssi) { - bestrssi = - SCAN_RSSI(adapter->scantable[i]. - rssi); - net = i; - } + mutex_lock(&adapter->lock); + + list_for_each_entry (iter_bss, &adapter->network_list, list) { + if ( !tmp_oldest + || (iter_bss->last_scanned < tmp_oldest->last_scanned)) + tmp_oldest = iter_bss; + + if (libertas_ssid_cmp(iter_bss->ssid, iter_bss->ssid_len, + ssid, ssid_len) != 0) + continue; /* ssid doesn't match */ + if (bssid && compare_ether_addr(iter_bss->bssid, bssid) != 0) + continue; /* bssid doesn't match */ + if ((channel > 0) && (iter_bss->channel != channel)) + continue; /* channel doesn't match */ + + switch (mode) { + case IW_MODE_INFRA: + case IW_MODE_ADHOC: + if (!is_network_compatible(adapter, iter_bss, mode)) break; + + if (bssid) { + /* Found requested BSSID */ + found_bss = iter_bss; + goto out; + } + + if (SCAN_RSSI(iter_bss->rssi) > bestrssi) { + bestrssi = SCAN_RSSI(iter_bss->rssi); + found_bss = iter_bss; } + break; + case IW_MODE_AUTO: + default: + if (SCAN_RSSI(iter_bss->rssi) > bestrssi) { + bestrssi = SCAN_RSSI(iter_bss->rssi); + found_bss = iter_bss; + } + break; } } - return net; +out: + mutex_unlock(&adapter->lock); + return found_bss; } /** @@ -1307,43 +1327,38 @@ int libertas_find_SSID_in_list(wlan_adapter * adapter, * * @return index in BSSID list */ -int libertas_find_best_SSID_in_list(wlan_adapter * adapter, u8 mode) +struct bss_descriptor * libertas_find_best_ssid_in_list(wlan_adapter * adapter, + u8 mode) { - int bestnet = -ENETUNREACH; u8 bestrssi = 0; - int i; + struct bss_descriptor * iter_bss; + struct bss_descriptor * best_bss = NULL; - ENTER(); + mutex_lock(&adapter->lock); - lbs_pr_debug(1, "Num of BSSIDs = %d\n", adapter->numinscantable); - - for (i = 0; i < adapter->numinscantable; i++) { + list_for_each_entry (iter_bss, &adapter->network_list, list) { switch (mode) { case IW_MODE_INFRA: case IW_MODE_ADHOC: - if (is_network_compatible(adapter, i, mode) >= 0) { - if (SCAN_RSSI(adapter->scantable[i].rssi) > - bestrssi) { - bestrssi = - SCAN_RSSI(adapter->scantable[i]. - rssi); - bestnet = i; - } - } + if (!is_network_compatible(adapter, iter_bss, mode)) + break; + if (SCAN_RSSI(iter_bss->rssi) <= bestrssi) + break; + bestrssi = SCAN_RSSI(iter_bss->rssi); + best_bss = iter_bss; break; case IW_MODE_AUTO: default: - if (SCAN_RSSI(adapter->scantable[i].rssi) > bestrssi) { - bestrssi = - SCAN_RSSI(adapter->scantable[i].rssi); - bestnet = i; - } + if (SCAN_RSSI(iter_bss->rssi) <= bestrssi) + break; + bestrssi = SCAN_RSSI(iter_bss->rssi); + best_bss = iter_bss; break; } } - LEAVE(); - return bestnet; + mutex_unlock(&adapter->lock); + return best_bss; } /** @@ -1354,41 +1369,30 @@ int libertas_find_best_SSID_in_list(wlan_adapter * adapter, u8 mode) * * @return 0--success, otherwise--fail */ -int libertas_find_best_network_SSID(wlan_private * priv, - struct WLAN_802_11_SSID *pSSID, - u8 preferred_mode, u8 *out_mode) +int libertas_find_best_network_ssid(wlan_private * priv, + u8 *out_ssid, u8 *out_ssid_len, u8 preferred_mode, u8 *out_mode) { wlan_adapter *adapter = priv->adapter; - int ret = 0; - struct bss_descriptor *preqbssid; - int i; + int ret = -1; + struct bss_descriptor * found; - ENTER(); + lbs_deb_enter(LBS_DEB_ASSOC); - memset(pSSID, 0, sizeof(struct WLAN_802_11_SSID)); - - wlan_scan_networks(priv, NULL); + wlan_scan_networks(priv, NULL, 1); if (adapter->surpriseremoved) return -1; - wait_event_interruptible(adapter->cmd_pending, !adapter->nr_cmd_pending); - i = libertas_find_best_SSID_in_list(adapter, preferred_mode); - if (i < 0) { - ret = -1; - goto out; - } - - preqbssid = &adapter->scantable[i]; - memcpy(pSSID, &preqbssid->ssid, - sizeof(struct WLAN_802_11_SSID)); - *out_mode = preqbssid->mode; + wait_event_interruptible(adapter->cmd_pending, !adapter->nr_cmd_pending); - if (!pSSID->ssidlength) { - ret = -1; + found = libertas_find_best_ssid_in_list(adapter, preferred_mode); + if (found && (found->ssid_len > 0)) { + memcpy(out_ssid, &found->ssid, IW_ESSID_MAX_SIZE); + *out_ssid_len = found->ssid_len; + *out_mode = found->mode; + ret = 0; } -out: - LEAVE(); + lbs_deb_leave_args(LBS_DEB_SCAN, "ret %d", ret); return ret; } @@ -1407,20 +1411,15 @@ int libertas_set_scan(struct net_device *dev, struct iw_request_info *info, { wlan_private *priv = dev->priv; wlan_adapter *adapter = priv->adapter; - union iwreq_data wrqu; - ENTER(); + lbs_deb_enter(LBS_DEB_SCAN); - if (!wlan_scan_networks(priv, NULL)) { - memset(&wrqu, 0, sizeof(union iwreq_data)); - wireless_send_event(priv->wlan_dev.netdev, SIOCGIWSCAN, &wrqu, - NULL); - } + wlan_scan_networks(priv, NULL, 0); if (adapter->surpriseremoved) return -1; - LEAVE(); + lbs_deb_leave(LBS_DEB_SCAN); return 0; } @@ -1433,32 +1432,31 @@ int libertas_set_scan(struct net_device *dev, struct iw_request_info *info, * * @return 0-success, otherwise fail */ -int libertas_send_specific_SSID_scan(wlan_private * priv, - struct WLAN_802_11_SSID *prequestedssid, - u8 keeppreviousscan) +int libertas_send_specific_ssid_scan(wlan_private * priv, + u8 *ssid, u8 ssid_len, u8 clear_ssid) { wlan_adapter *adapter = priv->adapter; struct wlan_ioctl_user_scan_cfg scancfg; + int ret = 0; - ENTER(); + lbs_deb_enter(LBS_DEB_ASSOC); - if (prequestedssid == NULL) { - return -1; - } + if (!ssid_len) + goto out; memset(&scancfg, 0x00, sizeof(scancfg)); + memcpy(scancfg.ssid, ssid, ssid_len); + scancfg.ssid_len = ssid_len; + scancfg.clear_ssid = clear_ssid; - memcpy(scancfg.specificSSID, prequestedssid->ssid, - prequestedssid->ssidlength); - scancfg.keeppreviousscan = keeppreviousscan; - - wlan_scan_networks(priv, &scancfg); + wlan_scan_networks(priv, &scancfg, 1); if (adapter->surpriseremoved) return -1; wait_event_interruptible(adapter->cmd_pending, !adapter->nr_cmd_pending); - LEAVE(); - return 0; +out: + lbs_deb_leave(LBS_DEB_ASSOC); + return ret; } /** @@ -1470,304 +1468,235 @@ int libertas_send_specific_SSID_scan(wlan_private * priv, * * @return 0-success, otherwise fail */ -int libertas_send_specific_BSSID_scan(wlan_private * priv, u8 * bssid, u8 keeppreviousscan) +int libertas_send_specific_bssid_scan(wlan_private * priv, u8 * bssid, u8 clear_bssid) { struct wlan_ioctl_user_scan_cfg scancfg; - ENTER(); + lbs_deb_enter(LBS_DEB_ASSOC); - if (bssid == NULL) { - return -1; - } + if (bssid == NULL) + goto out; memset(&scancfg, 0x00, sizeof(scancfg)); - memcpy(scancfg.specificBSSID, bssid, sizeof(scancfg.specificBSSID)); - scancfg.keeppreviousscan = keeppreviousscan; + memcpy(scancfg.bssid, bssid, ETH_ALEN); + scancfg.clear_bssid = clear_bssid; - wlan_scan_networks(priv, &scancfg); + wlan_scan_networks(priv, &scancfg, 1); if (priv->adapter->surpriseremoved) return -1; wait_event_interruptible(priv->adapter->cmd_pending, !priv->adapter->nr_cmd_pending); - LEAVE(); +out: + lbs_deb_leave(LBS_DEB_ASSOC); return 0; } -/** - * @brief Retrieve the scan table entries via wireless tools IOCTL call - * - * @param dev A pointer to net_device structure - * @param info A pointer to iw_request_info structure - * @param dwrq A pointer to iw_point structure - * @param extra A pointer to extra data buf - * - * @return 0 --success, otherwise fail - */ -int libertas_get_scan(struct net_device *dev, struct iw_request_info *info, - struct iw_point *dwrq, char *extra) +static inline char *libertas_translate_scan(wlan_private *priv, + char *start, char *stop, + struct bss_descriptor *bss) { - wlan_private *priv = dev->priv; wlan_adapter *adapter = priv->adapter; - int ret = 0; - char *current_ev = extra; - char *end_buf = extra + IW_SCAN_MAX_DATA; struct chan_freq_power *cfp; - struct bss_descriptor *pscantable; char *current_val; /* For rates */ struct iw_event iwe; /* Temporary buffer */ - int i; int j; - int rate; #define PERFECT_RSSI ((u8)50) #define WORST_RSSI ((u8)0) #define RSSI_DIFF ((u8)(PERFECT_RSSI - WORST_RSSI)) u8 rssi; - u8 buf[16 + 256 * 2]; - u8 *ptr; - - ENTER(); - - /* - * if there's either commands in the queue or one being - * processed return -EAGAIN for iwlist to retry later. - */ - if (adapter->nr_cmd_pending) - return -EAGAIN; - - if (adapter->connect_status == libertas_connected) - lbs_pr_debug(1, "Current ssid: %32s\n", - adapter->curbssparams.ssid.ssid); + cfp = libertas_find_cfp_by_band_and_channel(adapter, 0, bss->channel); + if (!cfp) { + lbs_deb_scan("Invalid channel number %d\n", bss->channel); + return NULL; + } - lbs_pr_debug(1, "Scan: Get: numinscantable = %d\n", - adapter->numinscantable); + /* First entry *MUST* be the AP BSSID */ + iwe.cmd = SIOCGIWAP; + iwe.u.ap_addr.sa_family = ARPHRD_ETHER; + memcpy(iwe.u.ap_addr.sa_data, &bss->bssid, ETH_ALEN); + start = iwe_stream_add_event(start, stop, &iwe, IW_EV_ADDR_LEN); + + /* SSID */ + iwe.cmd = SIOCGIWESSID; + iwe.u.data.flags = 1; + iwe.u.data.length = min((u32) bss->ssid_len, (u32) IW_ESSID_MAX_SIZE); + start = iwe_stream_add_point(start, stop, &iwe, bss->ssid); + + /* Mode */ + iwe.cmd = SIOCGIWMODE; + iwe.u.mode = bss->mode; + start = iwe_stream_add_event(start, stop, &iwe, IW_EV_UINT_LEN); + + /* Frequency */ + iwe.cmd = SIOCGIWFREQ; + iwe.u.freq.m = (long)cfp->freq * 100000; + iwe.u.freq.e = 1; + start = iwe_stream_add_event(start, stop, &iwe, IW_EV_FREQ_LEN); + + /* Add quality statistics */ + iwe.cmd = IWEVQUAL; + iwe.u.qual.updated = IW_QUAL_ALL_UPDATED; + iwe.u.qual.level = SCAN_RSSI(bss->rssi); + + rssi = iwe.u.qual.level - MRVDRV_NF_DEFAULT_SCAN_VALUE; + iwe.u.qual.qual = + (100 * RSSI_DIFF * RSSI_DIFF - (PERFECT_RSSI - rssi) * + (15 * (RSSI_DIFF) + 62 * (PERFECT_RSSI - rssi))) / + (RSSI_DIFF * RSSI_DIFF); + if (iwe.u.qual.qual > 100) + iwe.u.qual.qual = 100; + + if (adapter->NF[TYPE_BEACON][TYPE_NOAVG] == 0) { + iwe.u.qual.noise = MRVDRV_NF_DEFAULT_SCAN_VALUE; + } else { + iwe.u.qual.noise = + CAL_NF(adapter->NF[TYPE_BEACON][TYPE_NOAVG]); + } - /* The old API using SIOCGIWAPLIST had a hard limit of IW_MAX_AP. - * The new API using SIOCGIWSCAN is only limited by buffer size - * WE-14 -> WE-16 the buffer is limited to IW_SCAN_MAX_DATA bytes - * which is 4096. + /* Locally created ad-hoc BSSs won't have beacons if this is the + * only station in the adhoc network; so get signal strength + * from receive statistics. */ - for (i = 0; i < adapter->numinscantable; i++) { - if ((current_ev + MAX_SCAN_CELL_SIZE) >= end_buf) { - lbs_pr_debug(1, "i=%d break out: current_ev=%p end_buf=%p " - "MAX_SCAN_CELL_SIZE=%zd\n", - i, current_ev, end_buf, MAX_SCAN_CELL_SIZE); - break; - } - - pscantable = &adapter->scantable[i]; - - lbs_pr_debug(1, "i=%d ssid: %32s\n", i, pscantable->ssid.ssid); - - cfp = - libertas_find_cfp_by_band_and_channel(adapter, 0, - pscantable->channel); - if (!cfp) { - lbs_pr_debug(1, "Invalid channel number %d\n", - pscantable->channel); - continue; - } - - if (!ssid_valid(&adapter->scantable[i].ssid)) { - continue; - } - - /* First entry *MUST* be the AP MAC address */ - iwe.cmd = SIOCGIWAP; - iwe.u.ap_addr.sa_family = ARPHRD_ETHER; - memcpy(iwe.u.ap_addr.sa_data, - &adapter->scantable[i].macaddress, ETH_ALEN); - - iwe.len = IW_EV_ADDR_LEN; - current_ev = - iwe_stream_add_event(current_ev, end_buf, &iwe, iwe.len); - - //Add the ESSID - iwe.u.data.length = adapter->scantable[i].ssid.ssidlength; - - if (iwe.u.data.length > 32) { - iwe.u.data.length = 32; - } - - iwe.cmd = SIOCGIWESSID; - iwe.u.data.flags = 1; - iwe.len = IW_EV_POINT_LEN + iwe.u.data.length; - current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe, - adapter->scantable[i].ssid. - ssid); - - //Add mode - iwe.cmd = SIOCGIWMODE; - iwe.u.mode = adapter->scantable[i].mode; - iwe.len = IW_EV_UINT_LEN; - current_ev = - iwe_stream_add_event(current_ev, end_buf, &iwe, iwe.len); - - //frequency - iwe.cmd = SIOCGIWFREQ; - iwe.u.freq.m = (long)cfp->freq * 100000; - iwe.u.freq.e = 1; - iwe.len = IW_EV_FREQ_LEN; - current_ev = - iwe_stream_add_event(current_ev, end_buf, &iwe, iwe.len); - - /* Add quality statistics */ - iwe.cmd = IWEVQUAL; - iwe.u.qual.updated = IW_QUAL_ALL_UPDATED; - iwe.u.qual.level = SCAN_RSSI(adapter->scantable[i].rssi); - - rssi = iwe.u.qual.level - MRVDRV_NF_DEFAULT_SCAN_VALUE; - iwe.u.qual.qual = - (100 * RSSI_DIFF * RSSI_DIFF - (PERFECT_RSSI - rssi) * - (15 * (RSSI_DIFF) + 62 * (PERFECT_RSSI - rssi))) / - (RSSI_DIFF * RSSI_DIFF); - if (iwe.u.qual.qual > 100) - iwe.u.qual.qual = 100; - else if (iwe.u.qual.qual < 1) - iwe.u.qual.qual = 0; - - if (adapter->NF[TYPE_BEACON][TYPE_NOAVG] == 0) { - iwe.u.qual.noise = MRVDRV_NF_DEFAULT_SCAN_VALUE; - } else { - iwe.u.qual.noise = - CAL_NF(adapter->NF[TYPE_BEACON][TYPE_NOAVG]); - } - if ((adapter->mode == IW_MODE_ADHOC) && - !libertas_SSID_cmp(&adapter->curbssparams.ssid, - &adapter->scantable[i].ssid) - && adapter->adhoccreate) { - ret = libertas_prepare_and_send_command(priv, - cmd_802_11_rssi, - 0, - cmd_option_waitforrsp, - 0, NULL); - - if (!ret) { - iwe.u.qual.level = - CAL_RSSI(adapter->SNR[TYPE_RXPD][TYPE_AVG] / - AVG_SCALE, - adapter->NF[TYPE_RXPD][TYPE_AVG] / - AVG_SCALE); - } - } - iwe.len = IW_EV_QUAL_LEN; - current_ev = - iwe_stream_add_event(current_ev, end_buf, &iwe, iwe.len); - - /* Add encryption capability */ - iwe.cmd = SIOCGIWENCODE; - if (adapter->scantable[i].privacy) { - iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY; - } else { - iwe.u.data.flags = IW_ENCODE_DISABLED; - } - iwe.u.data.length = 0; - iwe.len = IW_EV_POINT_LEN + iwe.u.data.length; - current_ev = iwe_stream_add_point(current_ev, end_buf, &iwe, - adapter->scantable->ssid. - ssid); + if ((adapter->mode == IW_MODE_ADHOC) + && adapter->adhoccreate + && !libertas_ssid_cmp(adapter->curbssparams.ssid, + adapter->curbssparams.ssid_len, + bss->ssid, bss->ssid_len)) { + int snr, nf; + snr = adapter->SNR[TYPE_RXPD][TYPE_AVG] / AVG_SCALE; + nf = adapter->NF[TYPE_RXPD][TYPE_AVG] / AVG_SCALE; + iwe.u.qual.level = CAL_RSSI(snr, nf); + } + start = iwe_stream_add_event(start, stop, &iwe, IW_EV_QUAL_LEN); - current_val = current_ev + IW_EV_LCP_LEN; + /* Add encryption capability */ + iwe.cmd = SIOCGIWENCODE; + if (bss->privacy) { + iwe.u.data.flags = IW_ENCODE_ENABLED | IW_ENCODE_NOKEY; + } else { + iwe.u.data.flags = IW_ENCODE_DISABLED; + } + iwe.u.data.length = 0; + start = iwe_stream_add_point(start, stop, &iwe, bss->ssid); - iwe.cmd = SIOCGIWRATE; + current_val = start + IW_EV_LCP_LEN; - iwe.u.bitrate.fixed = 0; - iwe.u.bitrate.disabled = 0; - iwe.u.bitrate.value = 0; + iwe.cmd = SIOCGIWRATE; + iwe.u.bitrate.fixed = 0; + iwe.u.bitrate.disabled = 0; + iwe.u.bitrate.value = 0; + for (j = 0; j < sizeof(bss->libertas_supported_rates); j++) { + u8 rate = bss->libertas_supported_rates[j]; + if (rate == 0) + break; /* no more rates */ /* Bit rate given in 500 kb/s units (+ 0x80) */ - for (j = 0; j < sizeof(adapter->scantable[i].libertas_supported_rates); - j++) { - if (adapter->scantable[i].libertas_supported_rates[j] == 0) { - break; - } - rate = - (adapter->scantable[i].libertas_supported_rates[j] & 0x7F) * - 500000; - if (rate > iwe.u.bitrate.value) { - iwe.u.bitrate.value = rate; - } - - iwe.u.bitrate.value = - (adapter->scantable[i].libertas_supported_rates[j] - & 0x7f) * 500000; - iwe.len = IW_EV_PARAM_LEN; - current_ev = - iwe_stream_add_value(current_ev, current_val, - end_buf, &iwe, iwe.len); + iwe.u.bitrate.value = (rate & 0x7f) * 500000; + current_val = iwe_stream_add_value(start, current_val, + stop, &iwe, IW_EV_PARAM_LEN); + } + if ((bss->mode == IW_MODE_ADHOC) + && !libertas_ssid_cmp(adapter->curbssparams.ssid, + adapter->curbssparams.ssid_len, + bss->ssid, bss->ssid_len) + && adapter->adhoccreate) { + iwe.u.bitrate.value = 22 * 500000; + current_val = iwe_stream_add_value(start, current_val, + stop, &iwe, IW_EV_PARAM_LEN); + } + /* Check if we added any event */ + if((current_val - start) > IW_EV_LCP_LEN) + start = current_val; + + memset(&iwe, 0, sizeof(iwe)); + if (bss->wpa_ie_len) { + char buf[MAX_WPA_IE_LEN]; + memcpy(buf, bss->wpa_ie, bss->wpa_ie_len); + iwe.cmd = IWEVGENIE; + iwe.u.data.length = bss->wpa_ie_len; + start = iwe_stream_add_point(start, stop, &iwe, buf); + } - } - if ((adapter->scantable[i].mode == IW_MODE_ADHOC) - && !libertas_SSID_cmp(&adapter->curbssparams.ssid, - &adapter->scantable[i].ssid) - && adapter->adhoccreate) { - iwe.u.bitrate.value = 22 * 500000; - } - iwe.len = IW_EV_PARAM_LEN; - current_ev = - iwe_stream_add_value(current_ev, current_val, end_buf, &iwe, - iwe.len); - - /* Add new value to event */ - current_val = current_ev + IW_EV_LCP_LEN; - - if (adapter->scantable[i].rsn_ie[0] == WPA2_IE) { - memset(&iwe, 0, sizeof(iwe)); - memset(buf, 0, sizeof(buf)); - memcpy(buf, adapter->scantable[i].rsn_ie, - adapter->scantable[i].rsn_ie_len); - iwe.cmd = IWEVGENIE; - iwe.u.data.length = adapter->scantable[i].rsn_ie_len; - iwe.len = IW_EV_POINT_LEN + iwe.u.data.length; - current_ev = iwe_stream_add_point(current_ev, end_buf, - &iwe, buf); - } - if (adapter->scantable[i].wpa_ie[0] == WPA_IE) { - memset(&iwe, 0, sizeof(iwe)); - memset(buf, 0, sizeof(buf)); - memcpy(buf, adapter->scantable[i].wpa_ie, - adapter->scantable[i].wpa_ie_len); - iwe.cmd = IWEVGENIE; - iwe.u.data.length = adapter->scantable[i].wpa_ie_len; - iwe.len = IW_EV_POINT_LEN + iwe.u.data.length; - current_ev = iwe_stream_add_point(current_ev, end_buf, - &iwe, buf); - } + memset(&iwe, 0, sizeof(iwe)); + if (bss->rsn_ie_len) { + char buf[MAX_WPA_IE_LEN]; + memcpy(buf, bss->rsn_ie, bss->rsn_ie_len); + iwe.cmd = IWEVGENIE; + iwe.u.data.length = bss->rsn_ie_len; + start = iwe_stream_add_point(start, stop, &iwe, buf); + } + return start; +} - if (adapter->scantable[i].extra_ie != 0) { - memset(&iwe, 0, sizeof(iwe)); - memset(buf, 0, sizeof(buf)); - ptr = buf; - ptr += sprintf(ptr, "extra_ie"); - iwe.u.data.length = strlen(buf); +/** + * @brief Retrieve the scan table entries via wireless tools IOCTL call + * + * @param dev A pointer to net_device structure + * @param info A pointer to iw_request_info structure + * @param dwrq A pointer to iw_point structure + * @param extra A pointer to extra data buf + * + * @return 0 --success, otherwise fail + */ +int libertas_get_scan(struct net_device *dev, struct iw_request_info *info, + struct iw_point *dwrq, char *extra) +{ +#define SCAN_ITEM_SIZE 128 + wlan_private *priv = dev->priv; + wlan_adapter *adapter = priv->adapter; + int err = 0; + char *ev = extra; + char *stop = ev + dwrq->length; + struct bss_descriptor * iter_bss; + struct bss_descriptor * safe; + + lbs_deb_enter(LBS_DEB_ASSOC); + + /* If we've got an uncompleted scan, schedule the next part */ + if (!adapter->nr_cmd_pending && adapter->last_scanned_channel) + wlan_scan_networks(priv, NULL, 0); + + /* Update RSSI if current BSS is a locally created ad-hoc BSS */ + if ((adapter->mode == IW_MODE_ADHOC) && adapter->adhoccreate) { + libertas_prepare_and_send_command(priv, cmd_802_11_rssi, 0, + cmd_option_waitforrsp, 0, NULL); + } - lbs_pr_debug(1, "iwe.u.data.length %d\n", - iwe.u.data.length); - lbs_pr_debug(1, "BUF: %s \n", buf); + mutex_lock(&adapter->lock); + list_for_each_entry_safe (iter_bss, safe, &adapter->network_list, list) { + char * next_ev; + unsigned long stale_time; - iwe.cmd = IWEVCUSTOM; - iwe.len = IW_EV_POINT_LEN + iwe.u.data.length; - current_ev = - iwe_stream_add_point(current_ev, end_buf, &iwe, - buf); + if (stop - ev < SCAN_ITEM_SIZE) { + err = -E2BIG; + break; } - current_val = current_ev + IW_EV_LCP_LEN; + /* Prune old an old scan result */ + stale_time = iter_bss->last_scanned + DEFAULT_MAX_SCAN_AGE; + if (time_after(jiffies, stale_time)) { + list_move_tail (&iter_bss->list, + &adapter->network_free_list); + clear_bss_descriptor(iter_bss); + continue; + } - /* - * Check if we added any event - */ - if ((current_val - current_ev) > IW_EV_LCP_LEN) - current_ev = current_val; + /* Translate to WE format this entry */ + next_ev = libertas_translate_scan(priv, ev, stop, iter_bss); + if (next_ev == NULL) + continue; + ev = next_ev; } + mutex_unlock(&adapter->lock); - dwrq->length = (current_ev - extra); + dwrq->length = (ev - extra); dwrq->flags = 0; - LEAVE(); - return 0; + lbs_deb_leave(LBS_DEB_ASSOC); + return err; } /** @@ -1796,13 +1725,13 @@ int libertas_cmd_80211_scan(wlan_private * priv, struct cmd_ds_802_11_scan *pscan = &cmd->params.scan; struct wlan_scan_cmd_config *pscancfg; - ENTER(); + lbs_deb_enter(LBS_DEB_ASSOC); pscancfg = pdata_buf; /* Set fixed field variables in scan command */ pscan->bsstype = pscancfg->bsstype; - memcpy(pscan->BSSID, pscancfg->specificBSSID, sizeof(pscan->BSSID)); + memcpy(pscan->BSSID, pscancfg->bssid, sizeof(pscan->BSSID)); memcpy(pscan->tlvbuffer, pscancfg->tlvbuffer, pscancfg->tlvbufferlen); cmd->command = cpu_to_le16(cmd_802_11_scan); @@ -1812,12 +1741,26 @@ int libertas_cmd_80211_scan(wlan_private * priv, + sizeof(pscan->BSSID) + pscancfg->tlvbufferlen + S_DS_GEN); - lbs_pr_debug(1, "SCAN_CMD: command=%x, size=%x, seqnum=%x\n", - cmd->command, cmd->size, cmd->seqnum); - LEAVE(); + lbs_deb_scan("SCAN_CMD: command=%x, size=%x, seqnum=%x\n", + le16_to_cpu(cmd->command), le16_to_cpu(cmd->size), + le16_to_cpu(cmd->seqnum)); + + lbs_deb_leave(LBS_DEB_ASSOC); return 0; } +static inline int is_same_network(struct bss_descriptor *src, + struct bss_descriptor *dst) +{ + /* A network is only a duplicate if the channel, BSSID, and ESSID + * all match. We treat all <hidden> with the same BSSID and channel + * as one network */ + return ((src->ssid_len == dst->ssid_len) && + (src->channel == dst->channel) && + !compare_ether_addr(src->bssid, dst->bssid) && + !memcmp(src->ssid, dst->ssid, src->ssid_len)); +} + /** * @brief This function handles the command response of scan * @@ -1846,38 +1789,45 @@ int libertas_ret_80211_scan(wlan_private * priv, struct cmd_ds_command *resp) { wlan_adapter *adapter = priv->adapter; struct cmd_ds_802_11_scan_rsp *pscan; - struct bss_descriptor newbssentry; struct mrvlietypes_data *ptlv; struct mrvlietypes_tsftimestamp *ptsftlv; + struct bss_descriptor * iter_bss; + struct bss_descriptor * safe; u8 *pbssinfo; u16 scanrespsize; int bytesleft; - int numintable; - int bssIdx; int idx; int tlvbufsize; - u64 tsfval; + int ret; - ENTER(); + lbs_deb_enter(LBS_DEB_ASSOC); + + /* Prune old entries from scan table */ + list_for_each_entry_safe (iter_bss, safe, &adapter->network_list, list) { + unsigned long stale_time = iter_bss->last_scanned + DEFAULT_MAX_SCAN_AGE; + if (time_before(jiffies, stale_time)) + continue; + list_move_tail (&iter_bss->list, &adapter->network_free_list); + clear_bss_descriptor(iter_bss); + } pscan = &resp->params.scanresp; - if (pscan->nr_sets > MRVDRV_MAX_BSSID_LIST) { - lbs_pr_debug(1, - "SCAN_RESP: Invalid number of AP returned (%d)!!\n", - pscan->nr_sets); - LEAVE(); - return -1; + if (pscan->nr_sets > MAX_NETWORK_COUNT) { + lbs_deb_scan( + "SCAN_RESP: too many scan results (%d, max %d)!!\n", + pscan->nr_sets, MAX_NETWORK_COUNT); + ret = -1; + goto done; } bytesleft = le16_to_cpu(pscan->bssdescriptsize); - lbs_pr_debug(1, "SCAN_RESP: bssdescriptsize %d\n", bytesleft); + lbs_deb_scan("SCAN_RESP: bssdescriptsize %d\n", bytesleft); scanrespsize = le16_to_cpu(resp->size); - lbs_pr_debug(1, "SCAN_RESP: returned %d AP before parsing\n", + lbs_deb_scan("SCAN_RESP: returned %d AP before parsing\n", pscan->nr_sets); - numintable = adapter->numinscantable; pbssinfo = pscan->bssdesc_and_tlvbuffer; /* The size of the TLV buffer is equal to the entire command response @@ -1901,105 +1851,68 @@ int libertas_ret_80211_scan(wlan_private * priv, struct cmd_ds_command *resp) * or as an addition at the end of the table */ for (idx = 0; idx < pscan->nr_sets && bytesleft; idx++) { - /* Zero out the newbssentry we are about to store info in */ - memset(&newbssentry, 0x00, sizeof(newbssentry)); + struct bss_descriptor new; + struct bss_descriptor * found = NULL; + struct bss_descriptor * oldest = NULL; /* Process the data fields and IEs returned for this BSS */ - if ((InterpretBSSDescriptionWithIE(&newbssentry, - &pbssinfo, - &bytesleft) == - 0) - && CHECK_SSID_IS_VALID(&newbssentry.ssid)) { - - lbs_pr_debug(1, - "SCAN_RESP: BSSID = %02x:%02x:%02x:%02x:%02x:%02x\n", - newbssentry.macaddress[0], - newbssentry.macaddress[1], - newbssentry.macaddress[2], - newbssentry.macaddress[3], - newbssentry.macaddress[4], - newbssentry.macaddress[5]); - - /* - * Search the scan table for the same bssid - */ - for (bssIdx = 0; bssIdx < numintable; bssIdx++) { - if (memcmp(newbssentry.macaddress, - adapter->scantable[bssIdx]. - macaddress, - sizeof(newbssentry.macaddress)) == - 0) { - /* - * If the SSID matches as well, it is a duplicate of - * this entry. Keep the bssIdx set to this - * entry so we replace the old contents in the table - */ - if ((newbssentry.ssid.ssidlength == - adapter->scantable[bssIdx].ssid. - ssidlength) - && - (memcmp - (newbssentry.ssid.ssid, - adapter->scantable[bssIdx].ssid. - ssid, - newbssentry.ssid.ssidlength) == - 0)) { - lbs_pr_debug(1, - "SCAN_RESP: Duplicate of index: %d\n", - bssIdx); - break; - } - } - } - /* - * If the bssIdx is equal to the number of entries in the table, - * the new entry was not a duplicate; append it to the scan - * table - */ - if (bssIdx == numintable) { - /* Range check the bssIdx, keep it limited to the last entry */ - if (bssIdx == MRVDRV_MAX_BSSID_LIST) { - bssIdx--; - } else { - numintable++; - } - } - - /* - * If the TSF TLV was appended to the scan results, save the - * this entries TSF value in the networktsf field. The - * networktsf is the firmware's TSF value at the time the - * beacon or probe response was received. - */ - if (ptsftlv) { - memcpy(&tsfval, &ptsftlv->tsftable[idx], - sizeof(tsfval)); - tsfval = le64_to_cpu(tsfval); + memset(&new, 0, sizeof (struct bss_descriptor)); + if (libertas_process_bss(&new, &pbssinfo, &bytesleft) != 0) { + /* error parsing the scan response, skipped */ + lbs_deb_scan("SCAN_RESP: process_bss returned ERROR\n"); + continue; + } - memcpy(&newbssentry.networktsf, - &tsfval, sizeof(newbssentry.networktsf)); + /* Try to find this bss in the scan table */ + list_for_each_entry (iter_bss, &adapter->network_list, list) { + if (is_same_network(iter_bss, &new)) { + found = iter_bss; + break; } - /* Copy the locally created newbssentry to the scan table */ - memcpy(&adapter->scantable[bssIdx], - &newbssentry, - sizeof(adapter->scantable[bssIdx])); + if ((oldest == NULL) || + (iter_bss->last_scanned < oldest->last_scanned)) + oldest = iter_bss; + } + if (found) { + /* found, clear it */ + clear_bss_descriptor(found); + } else if (!list_empty(&adapter->network_free_list)) { + /* Pull one from the free list */ + found = list_entry(adapter->network_free_list.next, + struct bss_descriptor, list); + list_move_tail(&found->list, &adapter->network_list); + } else if (oldest) { + /* If there are no more slots, expire the oldest */ + found = oldest; + clear_bss_descriptor(found); + list_move_tail(&found->list, &adapter->network_list); } else { + continue; + } + + lbs_deb_scan("SCAN_RESP: BSSID = " MAC_FMT "\n", + new.bssid[0], new.bssid[1], new.bssid[2], + new.bssid[3], new.bssid[4], new.bssid[5]); - /* error parsing/interpreting the scan response, skipped */ - lbs_pr_debug(1, "SCAN_RESP: " - "InterpretBSSDescriptionWithIE returned ERROR\n"); + /* + * If the TSF TLV was appended to the scan results, save the + * this entries TSF value in the networktsf field. The + * networktsf is the firmware's TSF value at the time the + * beacon or probe response was received. + */ + if (ptsftlv) { + new.networktsf = le64_to_cpup(&ptsftlv->tsftable[idx]); } - } - lbs_pr_debug(1, "SCAN_RESP: Scanned %2d APs, %d valid, %d total\n", - pscan->nr_sets, numintable - adapter->numinscantable, - numintable); + /* Copy the locally created newbssentry to the scan table */ + memcpy(found, &new, offsetof(struct bss_descriptor, list)); + } - /* Update the total number of BSSIDs in the scan table */ - adapter->numinscantable = numintable; + ret = 0; - LEAVE(); - return 0; +done: + lbs_deb_leave_args(LBS_DEB_SCAN, "ret %d", ret); + return ret; } diff --git a/drivers/net/wireless/libertas/scan.h b/drivers/net/wireless/libertas/scan.h index 405f4f0fe57..bd019e5ff1e 100644 --- a/drivers/net/wireless/libertas/scan.h +++ b/drivers/net/wireless/libertas/scan.h @@ -51,7 +51,7 @@ struct wlan_scan_cmd_config { /** * @brief Specific BSSID used to filter scan results in the firmware */ - u8 specificBSSID[ETH_ALEN]; + u8 bssid[ETH_ALEN]; /** * @brief length of TLVs sent in command starting at tlvBuffer @@ -91,15 +91,6 @@ struct wlan_ioctl_user_scan_chan { * @sa libertas_set_user_scan_ioctl */ struct wlan_ioctl_user_scan_cfg { - - /** - * @brief Flag set to keep the previous scan table intact - * - * If set, the scan results will accumulate, replacing any previous - * matched entries for a BSS with the new scan data - */ - u8 keeppreviousscan; //!< Do not erase the existing scan results - /** * @brief BSS type to be sent in the firmware command * @@ -117,15 +108,22 @@ struct wlan_ioctl_user_scan_cfg { */ u8 numprobes; - /** - * @brief BSSID filter sent in the firmware command to limit the results - */ - u8 specificBSSID[ETH_ALEN]; + /** + * @brief BSSID filter sent in the firmware command to limit the results + */ + u8 bssid[ETH_ALEN]; - /** - * @brief SSID filter sent in the firmware command to limit the results - */ - char specificSSID[IW_ESSID_MAX_SIZE + 1]; + /* Clear existing scan results matching this BSSID */ + u8 clear_bssid; + + /** + * @brief SSID filter sent in the firmware command to limit the results + */ + char ssid[IW_ESSID_MAX_SIZE]; + u8 ssid_len; + + /* Clear existing scan results matching this SSID */ + u8 clear_ssid; /** * @brief Variable number (fixed maximum) of channels to scan up @@ -137,9 +135,10 @@ struct wlan_ioctl_user_scan_cfg { * @brief Structure used to store information for each beacon/probe response */ struct bss_descriptor { - u8 macaddress[ETH_ALEN]; + u8 bssid[ETH_ALEN]; - struct WLAN_802_11_SSID ssid; + u8 ssid[IW_ESSID_MAX_SIZE + 1]; + u8 ssid_len; /* WEP encryption requirement */ u32 privacy; @@ -156,15 +155,15 @@ struct bss_descriptor { u8 mode; u8 libertas_supported_rates[WLAN_SUPPORTED_RATES]; - int extra_ie; + __le64 timestamp; //!< TSF value included in the beacon/probe response + unsigned long last_scanned; - u8 timestamp[8]; //!< TSF value included in the beacon/probe response union ieeetypes_phyparamset phyparamset; union IEEEtypes_ssparamset ssparamset; struct ieeetypes_capinfo cap; u8 datarates[WLAN_SUPPORTED_RATES]; - __le64 networktsf; //!< TSF timestamp from the current firmware TSF + u64 networktsf; //!< TSF timestamp from the current firmware TSF struct ieeetypes_countryinfofullset countryinfo; @@ -172,24 +171,29 @@ struct bss_descriptor { size_t wpa_ie_len; u8 rsn_ie[MAX_WPA_IE_LEN]; size_t rsn_ie_len; + + struct list_head list; }; -extern int libertas_SSID_cmp(struct WLAN_802_11_SSID *ssid1, - struct WLAN_802_11_SSID *ssid2); -extern int libertas_find_SSID_in_list(wlan_adapter * adapter, struct WLAN_802_11_SSID *ssid, - u8 * bssid, u8 mode); -int libertas_find_best_SSID_in_list(wlan_adapter * adapter, u8 mode); -extern int libertas_find_BSSID_in_list(wlan_adapter * adapter, u8 * bssid, u8 mode); +extern int libertas_ssid_cmp(u8 *ssid1, u8 ssid1_len, u8 *ssid2, u8 ssid2_len); + +struct bss_descriptor * libertas_find_ssid_in_list(wlan_adapter * adapter, + u8 *ssid, u8 ssid_len, u8 * bssid, u8 mode, + int channel); + +struct bss_descriptor * libertas_find_best_ssid_in_list(wlan_adapter * adapter, + u8 mode); + +extern struct bss_descriptor * libertas_find_bssid_in_list(wlan_adapter * adapter, + u8 * bssid, u8 mode); -int libertas_find_best_network_SSID(wlan_private * priv, - struct WLAN_802_11_SSID *pSSID, - u8 preferred_mode, u8 *out_mode); +int libertas_find_best_network_ssid(wlan_private * priv, u8 *out_ssid, + u8 *out_ssid_len, u8 preferred_mode, u8 *out_mode); -extern int libertas_send_specific_SSID_scan(wlan_private * priv, - struct WLAN_802_11_SSID *prequestedssid, - u8 keeppreviousscan); -extern int libertas_send_specific_BSSID_scan(wlan_private * priv, - u8 * bssid, u8 keeppreviousscan); +extern int libertas_send_specific_ssid_scan(wlan_private * priv, u8 *ssid, + u8 ssid_len, u8 clear_ssid); +extern int libertas_send_specific_bssid_scan(wlan_private * priv, + u8 * bssid, u8 clear_bssid); extern int libertas_cmd_80211_scan(wlan_private * priv, struct cmd_ds_command *cmd, @@ -199,7 +203,8 @@ extern int libertas_ret_80211_scan(wlan_private * priv, struct cmd_ds_command *resp); int wlan_scan_networks(wlan_private * priv, - const struct wlan_ioctl_user_scan_cfg * puserscanin); + const struct wlan_ioctl_user_scan_cfg * puserscanin, + int full_scan); struct ifreq; diff --git a/drivers/net/wireless/libertas/thread.h b/drivers/net/wireless/libertas/thread.h index 207b8a6cc33..b1f34d92ff3 100644 --- a/drivers/net/wireless/libertas/thread.h +++ b/drivers/net/wireless/libertas/thread.h @@ -21,11 +21,11 @@ static inline void wlan_activate_thread(struct wlan_thread * thr) static inline void wlan_deactivate_thread(struct wlan_thread * thr) { - ENTER(); + lbs_deb_enter(LBS_DEB_THREAD); thr->pid = 0; - LEAVE(); + lbs_deb_leave(LBS_DEB_THREAD); } static inline void wlan_create_thread(int (*wlanfunc) (void *), @@ -36,7 +36,7 @@ static inline void wlan_create_thread(int (*wlanfunc) (void *), static inline int wlan_terminate_thread(struct wlan_thread * thr) { - ENTER(); + lbs_deb_enter(LBS_DEB_THREAD); /* Check if the thread is active or not */ if (!thr->pid) { @@ -45,7 +45,7 @@ static inline int wlan_terminate_thread(struct wlan_thread * thr) } kthread_stop(thr->task); - LEAVE(); + lbs_deb_leave(LBS_DEB_THREAD); return 0; } diff --git a/drivers/net/wireless/libertas/tx.c b/drivers/net/wireless/libertas/tx.c index d4b13478c9a..17c437635a0 100644 --- a/drivers/net/wireless/libertas/tx.c +++ b/drivers/net/wireless/libertas/tx.c @@ -5,7 +5,6 @@ #include "hostcmd.h" #include "radiotap.h" -#include "sbi.h" #include "decl.h" #include "defs.h" #include "dev.h" @@ -68,7 +67,7 @@ static int SendSinglePacket(wlan_private * priv, struct sk_buff *skb) u32 new_rate; u8 *ptr = priv->adapter->tmptxbuf; - ENTER(); + lbs_deb_enter(LBS_DEB_TX); if (priv->adapter->surpriseremoved) return -1; @@ -78,7 +77,7 @@ static int SendSinglePacket(wlan_private * priv, struct sk_buff *skb) min_t(unsigned int, skb->len, 100)); if (!skb->len || (skb->len > MRVDRV_ETH_TX_PACKET_BUFFER_SIZE)) { - lbs_pr_debug(1, "Tx error: Bad skb length %d : %zd\n", + lbs_deb_tx("tx err: skb length %d 0 or > %zd\n", skb->len, MRVDRV_ETH_TX_PACKET_BUFFER_SIZE); ret = -1; goto done; @@ -86,13 +85,13 @@ static int SendSinglePacket(wlan_private * priv, struct sk_buff *skb) memset(plocaltxpd, 0, sizeof(struct txpd)); - plocaltxpd->tx_packet_length = skb->len; + plocaltxpd->tx_packet_length = cpu_to_le16(skb->len); /* offset of actual data */ - plocaltxpd->tx_packet_location = sizeof(struct txpd); + plocaltxpd->tx_packet_location = cpu_to_le32(sizeof(struct txpd)); /* TxCtrl set by user or default */ - plocaltxpd->tx_control = adapter->pkttxctrl; + plocaltxpd->tx_control = cpu_to_le32(adapter->pkttxctrl); p802x_hdr = skb->data; if (priv->adapter->radiomode == WLAN_RADIOMODE_RADIOTAP) { @@ -103,15 +102,16 @@ static int SendSinglePacket(wlan_private * priv, struct sk_buff *skb) /* set txpd fields from the radiotap header */ new_rate = convert_radiotap_rate_to_mv(pradiotap_hdr->rate); if (new_rate != 0) { - /* erase tx_control[4:0] */ - plocaltxpd->tx_control &= ~0x1f; - /* write new tx_control[4:0] */ - plocaltxpd->tx_control |= new_rate; + /* use new tx_control[4:0] */ + new_rate |= (adapter->pkttxctrl & ~0x1f); + plocaltxpd->tx_control = cpu_to_le32(new_rate); } /* skip the radiotap header */ p802x_hdr += sizeof(struct tx_radiotap_hdr); - plocaltxpd->tx_packet_length -= sizeof(struct tx_radiotap_hdr); + plocaltxpd->tx_packet_length = + cpu_to_le16(le16_to_cpu(plocaltxpd->tx_packet_length) + - sizeof(struct tx_radiotap_hdr)); } /* copy destination address from 802.3 or 802.11 header */ @@ -123,28 +123,28 @@ static int SendSinglePacket(wlan_private * priv, struct sk_buff *skb) lbs_dbg_hex("txpd", (u8 *) plocaltxpd, sizeof(struct txpd)); if (IS_MESH_FRAME(skb)) { - plocaltxpd->tx_control |= TxPD_MESH_FRAME; + plocaltxpd->tx_control |= cpu_to_le32(TxPD_MESH_FRAME); } memcpy(ptr, plocaltxpd, sizeof(struct txpd)); ptr += sizeof(struct txpd); - lbs_dbg_hex("Tx Data", (u8 *) p802x_hdr, plocaltxpd->tx_packet_length); - memcpy(ptr, p802x_hdr, plocaltxpd->tx_packet_length); - ret = libertas_sbi_host_to_card(priv, MVMS_DAT, - priv->adapter->tmptxbuf, - plocaltxpd->tx_packet_length + - sizeof(struct txpd)); + lbs_dbg_hex("Tx Data", (u8 *) p802x_hdr, le16_to_cpu(plocaltxpd->tx_packet_length)); + memcpy(ptr, p802x_hdr, le16_to_cpu(plocaltxpd->tx_packet_length)); + ret = priv->hw_host_to_card(priv, MVMS_DAT, + priv->adapter->tmptxbuf, + le16_to_cpu(plocaltxpd->tx_packet_length) + + sizeof(struct txpd)); if (ret) { - lbs_pr_debug(1, "Tx error: libertas_sbi_host_to_card failed: 0x%X\n", ret); + lbs_deb_tx("tx err: hw_host_to_card returned 0x%X\n", ret); goto done; } - lbs_pr_debug(1, "SendSinglePacket succeeds\n"); + lbs_deb_tx("SendSinglePacket succeeds\n"); - done: +done: if (!ret) { priv->stats.tx_packets++; priv->stats.tx_bytes += skb->len; @@ -158,7 +158,8 @@ static int SendSinglePacket(wlan_private * priv, struct sk_buff *skb) received from FW */ skb_orphan(skb); /* stop processing outgoing pkts */ - netif_stop_queue(priv->wlan_dev.netdev); + netif_stop_queue(priv->dev); + netif_stop_queue(priv->mesh_dev); /* freeze any packets already in our queues */ priv->adapter->TxLockFlag = 1; } else { @@ -166,7 +167,7 @@ static int SendSinglePacket(wlan_private * priv, struct sk_buff *skb) priv->adapter->currenttxskb = NULL; } - LEAVE(); + lbs_deb_leave_args(LBS_DEB_TX, "ret %d", ret); return ret; } @@ -195,10 +196,13 @@ static void wlan_tx_queue(wlan_private *priv, struct sk_buff *skb) WARN_ON(priv->adapter->tx_queue_idx >= NR_TX_QUEUE); adapter->tx_queue_ps[adapter->tx_queue_idx++] = skb; - if (adapter->tx_queue_idx == NR_TX_QUEUE) - netif_stop_queue(priv->wlan_dev.netdev); - else - netif_start_queue(priv->wlan_dev.netdev); + if (adapter->tx_queue_idx == NR_TX_QUEUE) { + netif_stop_queue(priv->dev); + netif_stop_queue(priv->mesh_dev); + } else { + netif_start_queue(priv->dev); + netif_start_queue(priv->mesh_dev); + } spin_unlock(&adapter->txqueue_lock); } @@ -214,13 +218,12 @@ int libertas_process_tx(wlan_private * priv, struct sk_buff *skb) { int ret = -1; - ENTER(); - + lbs_deb_enter(LBS_DEB_TX); lbs_dbg_hex("TX Data", skb->data, min_t(unsigned int, skb->len, 100)); - if (priv->wlan_dev.dnld_sent) { + if (priv->dnld_sent) { lbs_pr_alert( "TX error: dnld_sent = %d, not sending\n", - priv->wlan_dev.dnld_sent); + priv->dnld_sent); goto done; } @@ -234,7 +237,7 @@ int libertas_process_tx(wlan_private * priv, struct sk_buff *skb) ret = SendSinglePacket(priv, skb); done: - LEAVE(); + lbs_deb_leave_args(LBS_DEB_TX, "ret %d", ret); return ret; } @@ -280,6 +283,9 @@ void libertas_send_tx_feedback(wlan_private * priv) libertas_upload_rx_packet(priv, adapter->currenttxskb); adapter->currenttxskb = NULL; priv->adapter->TxLockFlag = 0; - if (priv->adapter->connect_status == libertas_connected) - netif_wake_queue(priv->wlan_dev.netdev); + if (priv->adapter->connect_status == libertas_connected) { + netif_wake_queue(priv->dev); + netif_wake_queue(priv->mesh_dev); + } } +EXPORT_SYMBOL_GPL(libertas_send_tx_feedback); diff --git a/drivers/net/wireless/libertas/types.h b/drivers/net/wireless/libertas/types.h index 09d62f8b1a1..028e2f3b53d 100644 --- a/drivers/net/wireless/libertas/types.h +++ b/drivers/net/wireless/libertas/types.h @@ -5,6 +5,7 @@ #define _WLAN_TYPES_ #include <linux/if_ether.h> +#include <asm/byteorder.h> /** IEEE type definitions */ enum ieeetypes_elementid { @@ -29,9 +30,30 @@ enum ieeetypes_elementid { EXTRA_IE = 133, } __attribute__ ((packed)); +#ifdef __BIG_ENDIAN #define CAPINFO_MASK (~(0xda00)) +#else +#define CAPINFO_MASK (~(0x00da)) +#endif struct ieeetypes_capinfo { +#ifdef __BIG_ENDIAN_BITFIELD + u8 chanagility:1; + u8 pbcc:1; + u8 shortpreamble:1; + u8 privacy:1; + u8 cfpollrqst:1; + u8 cfpollable:1; + u8 ibss:1; + u8 ess:1; + u8 rsrvd1:2; + u8 dsssofdm:1; + u8 rsvrd2:1; + u8 apsd:1; + u8 shortslottime:1; + u8 rsrvd3:1; + u8 spectrummgmt:1; +#else u8 ess:1; u8 ibss:1; u8 cfpollable:1; @@ -47,6 +69,7 @@ struct ieeetypes_capinfo { u8 rsvrd2:1; u8 dsssofdm:1; u8 rsrvd1:2; +#endif } __attribute__ ((packed)); struct ieeetypes_cfparamset { @@ -54,15 +77,15 @@ struct ieeetypes_cfparamset { u8 len; u8 cfpcnt; u8 cfpperiod; - u16 cfpmaxduration; - u16 cfpdurationremaining; + __le16 cfpmaxduration; + __le16 cfpdurationremaining; } __attribute__ ((packed)); struct ieeetypes_ibssparamset { u8 elementid; u8 len; - u16 atimwindow; + __le16 atimwindow; } __attribute__ ((packed)); union IEEEtypes_ssparamset { @@ -73,7 +96,7 @@ union IEEEtypes_ssparamset { struct ieeetypes_fhparamset { u8 elementid; u8 len; - u16 dwelltime; + __le16 dwelltime; u8 hopset; u8 hoppattern; u8 hopindex; @@ -92,8 +115,8 @@ union ieeetypes_phyparamset { struct ieeetypes_assocrsp { struct ieeetypes_capinfo capability; - u16 statuscode; - u16 aid; + __le16 statuscode; + __le16 aid; u8 iebuffer[1]; } __attribute__ ((packed)); @@ -138,8 +161,8 @@ struct ieeetypes_assocrsp { /** TLV related data structures*/ struct mrvlietypesheader { - u16 type; - u16 len; + __le16 type; + __le16 len; } __attribute__ ((packed)); struct mrvlietypes_data { @@ -164,17 +187,23 @@ struct mrvlietypes_wildcardssidparamset { } __attribute__ ((packed)); struct chanscanmode { +#ifdef __BIG_ENDIAN_BITFIELD + u8 reserved_2_7:6; + u8 disablechanfilt:1; + u8 passivescan:1; +#else u8 passivescan:1; u8 disablechanfilt:1; u8 reserved_2_7:6; +#endif } __attribute__ ((packed)); struct chanscanparamset { u8 radiotype; u8 channumber; struct chanscanmode chanscanmode; - u16 minscantime; - u16 maxscantime; + __le16 minscantime; + __le16 maxscantime; } __attribute__ ((packed)); struct mrvlietypes_chanlistparamset { @@ -185,12 +214,12 @@ struct mrvlietypes_chanlistparamset { struct cfparamset { u8 cfpcnt; u8 cfpperiod; - u16 cfpmaxduration; - u16 cfpdurationremaining; + __le16 cfpmaxduration; + __le16 cfpdurationremaining; } __attribute__ ((packed)); struct ibssparamset { - u16 atimwindow; + __le16 atimwindow; } __attribute__ ((packed)); struct mrvlietypes_ssparamset { @@ -202,7 +231,7 @@ struct mrvlietypes_ssparamset { } __attribute__ ((packed)); struct fhparamset { - u16 dwelltime; + __le16 dwelltime; u8 hopset; u8 hoppattern; u8 hopindex; @@ -263,17 +292,17 @@ struct mrvlietypes_beaconsmissed { struct mrvlietypes_numprobes { struct mrvlietypesheader header; - u16 numprobes; + __le16 numprobes; } __attribute__ ((packed)); struct mrvlietypes_bcastprobe { struct mrvlietypesheader header; - u16 bcastprobe; + __le16 bcastprobe; } __attribute__ ((packed)); struct mrvlietypes_numssidprobe { struct mrvlietypesheader header; - u16 numssidprobe; + __le16 numssidprobe; } __attribute__ ((packed)); struct led_pin { diff --git a/drivers/net/wireless/libertas/wext.c b/drivers/net/wireless/libertas/wext.c index 69f52b6e59c..8939251a2f4 100644 --- a/drivers/net/wireless/libertas/wext.c +++ b/drivers/net/wireless/libertas/wext.c @@ -22,6 +22,14 @@ /** + * the rates supported by the card + */ +static u8 libertas_wlan_data_rates[WLAN_SUPPORTED_RATES] = + { 0x02, 0x04, 0x0B, 0x16, 0x00, 0x0C, 0x12, + 0x18, 0x24, 0x30, 0x48, 0x60, 0x6C, 0x00 +}; + +/** * @brief Convert mw value to dbm value * * @param mw the value of mw @@ -102,8 +110,8 @@ struct chan_freq_power *libertas_find_cfp_by_band_and_channel(wlan_adapter * ada } if (!cfp && channel) - lbs_pr_debug(1, "libertas_find_cfp_by_band_and_channel(): cannot find " - "cfp by band %d & channel %d\n", band, channel); + lbs_deb_wext("libertas_find_cfp_by_band_and_channel: can't find " + "cfp by band %d / channel %d\n", band, channel); return cfp; } @@ -143,113 +151,12 @@ static struct chan_freq_power *find_cfp_by_band_and_freq(wlan_adapter * adapter, } if (!cfp && freq) - lbs_pr_debug(1, "find_cfp_by_band_and_freql(): cannot find cfp by " - "band %d & freq %d\n", band, freq); + lbs_deb_wext("find_cfp_by_band_and_freql: can't find cfp by " + "band %d / freq %d\n", band, freq); return cfp; } -static int updatecurrentchannel(wlan_private * priv) -{ - int ret; - - /* - ** the channel in f/w could be out of sync, get the current channel - */ - ret = libertas_prepare_and_send_command(priv, cmd_802_11_rf_channel, - cmd_opt_802_11_rf_channel_get, - cmd_option_waitforrsp, 0, NULL); - - lbs_pr_debug(1, "Current channel = %d\n", - priv->adapter->curbssparams.channel); - - return ret; -} - -static int setcurrentchannel(wlan_private * priv, int channel) -{ - lbs_pr_debug(1, "Set channel = %d\n", channel); - - /* - ** Current channel is not set to adhocchannel requested, set channel - */ - return (libertas_prepare_and_send_command(priv, cmd_802_11_rf_channel, - cmd_opt_802_11_rf_channel_set, - cmd_option_waitforrsp, 0, &channel)); -} - -static int changeadhocchannel(wlan_private * priv, int channel) -{ - int ret = 0; - wlan_adapter *adapter = priv->adapter; - - adapter->adhocchannel = channel; - - updatecurrentchannel(priv); - - if (adapter->curbssparams.channel == adapter->adhocchannel) { - /* adhocchannel is set to the current channel already */ - LEAVE(); - return 0; - } - - lbs_pr_debug(1, "Updating channel from %d to %d\n", - adapter->curbssparams.channel, adapter->adhocchannel); - - setcurrentchannel(priv, adapter->adhocchannel); - - updatecurrentchannel(priv); - - if (adapter->curbssparams.channel != adapter->adhocchannel) { - lbs_pr_debug(1, "failed to updated channel to %d, channel = %d\n", - adapter->adhocchannel, adapter->curbssparams.channel); - LEAVE(); - return -1; - } - - if (adapter->connect_status == libertas_connected) { - int i; - struct WLAN_802_11_SSID curadhocssid; - - lbs_pr_debug(1, "channel Changed while in an IBSS\n"); - - /* Copy the current ssid */ - memcpy(&curadhocssid, &adapter->curbssparams.ssid, - sizeof(struct WLAN_802_11_SSID)); - - /* Exit Adhoc mode */ - lbs_pr_debug(1, "In changeadhocchannel(): Sending Adhoc Stop\n"); - ret = libertas_stop_adhoc_network(priv); - - if (ret) { - LEAVE(); - return ret; - } - /* Scan for the network, do not save previous results. Stale - * scan data will cause us to join a non-existant adhoc network - */ - libertas_send_specific_SSID_scan(priv, &curadhocssid, 0); - - // find out the BSSID that matches the current SSID - i = libertas_find_SSID_in_list(adapter, &curadhocssid, NULL, - IW_MODE_ADHOC); - - if (i >= 0) { - lbs_pr_debug(1, "SSID found at %d in List," - "so join\n", i); - libertas_join_adhoc_network(priv, &adapter->scantable[i]); - } else { - // else send START command - lbs_pr_debug(1, "SSID not found in list, " - "so creating adhoc with ssid = %s\n", - curadhocssid.ssid); - libertas_start_adhoc_network(priv, &curadhocssid); - } // end of else (START command) - } - - LEAVE(); - return 0; -} /** * @brief Set Radio On/OFF @@ -263,10 +170,10 @@ int wlan_radio_ioctl(wlan_private * priv, u8 option) int ret = 0; wlan_adapter *adapter = priv->adapter; - ENTER(); + lbs_deb_enter(LBS_DEB_WEXT); if (adapter->radioon != option) { - lbs_pr_debug(1, "Switching %s the Radio\n", option ? "On" : "Off"); + lbs_deb_wext("switching radio %s\n", option ? "on" : "off"); adapter->radioon = option; ret = libertas_prepare_and_send_command(priv, @@ -275,7 +182,7 @@ int wlan_radio_ioctl(wlan_private * priv, u8 option) cmd_option_waitforrsp, 0, NULL); } - LEAVE(); + lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); return ret; } @@ -312,15 +219,15 @@ static int get_active_data_rates(wlan_adapter * adapter, { int k = 0; - ENTER(); + lbs_deb_enter(LBS_DEB_WEXT); if (adapter->connect_status != libertas_connected) { if (adapter->mode == IW_MODE_INFRA) { - lbs_pr_debug(1, "Infra\n"); + lbs_deb_wext("infra\n"); k = copyrates(rates, k, libertas_supported_rates, sizeof(libertas_supported_rates)); } else { - lbs_pr_debug(1, "Adhoc G\n"); + lbs_deb_wext("Adhoc G\n"); k = copyrates(rates, k, libertas_adhoc_rates_g, sizeof(libertas_adhoc_rates_g)); } @@ -329,8 +236,7 @@ static int get_active_data_rates(wlan_adapter * adapter, adapter->curbssparams.numofrates); } - LEAVE(); - + lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", k); return k; } @@ -342,7 +248,7 @@ static int wlan_get_name(struct net_device *dev, struct iw_request_info *info, char mrvl[6] = { "MRVL-" }; int cnt; - ENTER(); + lbs_deb_enter(LBS_DEB_WEXT); strcpy(cwrq, mrvl); @@ -360,8 +266,7 @@ static int wlan_get_name(struct net_device *dev, struct iw_request_info *info, } *cwrq = '\0'; - LEAVE(); - + lbs_deb_leave(LBS_DEB_WEXT); return 0; } @@ -372,14 +277,14 @@ static int wlan_get_freq(struct net_device *dev, struct iw_request_info *info, wlan_adapter *adapter = priv->adapter; struct chan_freq_power *cfp; - ENTER(); + lbs_deb_enter(LBS_DEB_WEXT); cfp = libertas_find_cfp_by_band_and_channel(adapter, 0, adapter->curbssparams.channel); if (!cfp) { if (adapter->curbssparams.channel) - lbs_pr_debug(1, "Invalid channel=%d\n", + lbs_deb_wext("invalid channel %d\n", adapter->curbssparams.channel); return -EINVAL; } @@ -387,9 +292,8 @@ static int wlan_get_freq(struct net_device *dev, struct iw_request_info *info, fwrq->m = (long)cfp->freq * 100000; fwrq->e = 1; - lbs_pr_debug(1, "freq=%u\n", fwrq->m); - - LEAVE(); + lbs_deb_wext("freq %u\n", fwrq->m); + lbs_deb_leave(LBS_DEB_WEXT); return 0; } @@ -399,7 +303,7 @@ static int wlan_get_wap(struct net_device *dev, struct iw_request_info *info, wlan_private *priv = dev->priv; wlan_adapter *adapter = priv->adapter; - ENTER(); + lbs_deb_enter(LBS_DEB_WEXT); if (adapter->connect_status == libertas_connected) { memcpy(awrq->sa_data, adapter->curbssparams.bssid, ETH_ALEN); @@ -408,7 +312,7 @@ static int wlan_get_wap(struct net_device *dev, struct iw_request_info *info, } awrq->sa_family = ARPHRD_ETHER; - LEAVE(); + lbs_deb_leave(LBS_DEB_WEXT); return 0; } @@ -418,7 +322,7 @@ static int wlan_set_nick(struct net_device *dev, struct iw_request_info *info, wlan_private *priv = dev->priv; wlan_adapter *adapter = priv->adapter; - ENTER(); + lbs_deb_enter(LBS_DEB_WEXT); /* * Check the size of the string @@ -433,7 +337,7 @@ static int wlan_set_nick(struct net_device *dev, struct iw_request_info *info, memcpy(adapter->nodename, extra, dwrq->length); mutex_unlock(&adapter->lock); - LEAVE(); + lbs_deb_leave(LBS_DEB_WEXT); return 0; } @@ -443,7 +347,7 @@ static int wlan_get_nick(struct net_device *dev, struct iw_request_info *info, wlan_private *priv = dev->priv; wlan_adapter *adapter = priv->adapter; - ENTER(); + lbs_deb_enter(LBS_DEB_WEXT); /* * Get the Nick Name saved @@ -464,19 +368,43 @@ static int wlan_get_nick(struct net_device *dev, struct iw_request_info *info, */ dwrq->length = strlen(extra) + 1; - LEAVE(); + lbs_deb_leave(LBS_DEB_WEXT); return 0; } +static int mesh_get_nick(struct net_device *dev, struct iw_request_info *info, + struct iw_point *dwrq, char *extra) +{ + wlan_private *priv = dev->priv; + wlan_adapter *adapter = priv->adapter; + + lbs_deb_enter(LBS_DEB_WEXT); + + /* Use nickname to indicate that mesh is on */ + + if (adapter->connect_status == libertas_connected) { + strncpy(extra, "Mesh", 12); + extra[12] = '\0'; + dwrq->length = strlen(extra) + 1; + } + + else { + extra[0] = '\0'; + dwrq->length = 1 ; + } + + lbs_deb_leave(LBS_DEB_WEXT); + return 0; +} static int wlan_set_rts(struct net_device *dev, struct iw_request_info *info, struct iw_param *vwrq, char *extra) { int ret = 0; wlan_private *priv = dev->priv; wlan_adapter *adapter = priv->adapter; - int rthr = vwrq->value; + u32 rthr = vwrq->value; - ENTER(); + lbs_deb_enter(LBS_DEB_WEXT); if (vwrq->disabled) { adapter->rtsthsd = rthr = MRVDRV_RTS_MAX_VALUE; @@ -490,7 +418,7 @@ static int wlan_set_rts(struct net_device *dev, struct iw_request_info *info, cmd_act_set, cmd_option_waitforrsp, OID_802_11_RTS_THRESHOLD, &rthr); - LEAVE(); + lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); return ret; } @@ -501,35 +429,34 @@ static int wlan_get_rts(struct net_device *dev, struct iw_request_info *info, wlan_private *priv = dev->priv; wlan_adapter *adapter = priv->adapter; - ENTER(); + lbs_deb_enter(LBS_DEB_WEXT); adapter->rtsthsd = 0; ret = libertas_prepare_and_send_command(priv, cmd_802_11_snmp_mib, cmd_act_get, cmd_option_waitforrsp, OID_802_11_RTS_THRESHOLD, NULL); - if (ret) { - LEAVE(); - return ret; - } + if (ret) + goto out; vwrq->value = adapter->rtsthsd; vwrq->disabled = ((vwrq->value < MRVDRV_RTS_MIN_VALUE) || (vwrq->value > MRVDRV_RTS_MAX_VALUE)); vwrq->fixed = 1; - LEAVE(); - return 0; +out: + lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); + return ret; } static int wlan_set_frag(struct net_device *dev, struct iw_request_info *info, struct iw_param *vwrq, char *extra) { int ret = 0; - int fthr = vwrq->value; + u32 fthr = vwrq->value; wlan_private *priv = dev->priv; wlan_adapter *adapter = priv->adapter; - ENTER(); + lbs_deb_enter(LBS_DEB_WEXT); if (vwrq->disabled) { adapter->fragthsd = fthr = MRVDRV_FRAG_MAX_VALUE; @@ -543,7 +470,8 @@ static int wlan_set_frag(struct net_device *dev, struct iw_request_info *info, ret = libertas_prepare_and_send_command(priv, cmd_802_11_snmp_mib, cmd_act_set, cmd_option_waitforrsp, OID_802_11_FRAGMENTATION_THRESHOLD, &fthr); - LEAVE(); + + lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); return ret; } @@ -554,24 +482,23 @@ static int wlan_get_frag(struct net_device *dev, struct iw_request_info *info, wlan_private *priv = dev->priv; wlan_adapter *adapter = priv->adapter; - ENTER(); + lbs_deb_enter(LBS_DEB_WEXT); adapter->fragthsd = 0; ret = libertas_prepare_and_send_command(priv, cmd_802_11_snmp_mib, cmd_act_get, cmd_option_waitforrsp, OID_802_11_FRAGMENTATION_THRESHOLD, NULL); - if (ret) { - LEAVE(); - return ret; - } + if (ret) + goto out; vwrq->value = adapter->fragthsd; vwrq->disabled = ((vwrq->value < MRVDRV_FRAG_MIN_VALUE) || (vwrq->value > MRVDRV_FRAG_MAX_VALUE)); vwrq->fixed = 1; - LEAVE(); +out: + lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); return ret; } @@ -581,11 +508,23 @@ static int wlan_get_mode(struct net_device *dev, wlan_private *priv = dev->priv; wlan_adapter *adapter = priv->adapter; - ENTER(); + lbs_deb_enter(LBS_DEB_WEXT); *uwrq = adapter->mode; - LEAVE(); + lbs_deb_leave(LBS_DEB_WEXT); + return 0; +} + +static int mesh_wlan_get_mode(struct net_device *dev, + struct iw_request_info *info, u32 * uwrq, + char *extra) +{ + lbs_deb_enter(LBS_DEB_WEXT); + + *uwrq = IW_MODE_REPEAT ; + + lbs_deb_leave(LBS_DEB_WEXT); return 0; } @@ -597,19 +536,17 @@ static int wlan_get_txpow(struct net_device *dev, wlan_private *priv = dev->priv; wlan_adapter *adapter = priv->adapter; - ENTER(); + lbs_deb_enter(LBS_DEB_WEXT); ret = libertas_prepare_and_send_command(priv, cmd_802_11_rf_tx_power, cmd_act_tx_power_opt_get, cmd_option_waitforrsp, 0, NULL); - if (ret) { - LEAVE(); - return ret; - } + if (ret) + goto out; - lbs_pr_debug(1, "TXPOWER GET %d dbm.\n", adapter->txpowerlevel); + lbs_deb_wext("tx power level %d dbm\n", adapter->txpowerlevel); vwrq->value = adapter->txpowerlevel; vwrq->fixed = 1; if (adapter->radioon) { @@ -619,8 +556,9 @@ static int wlan_get_txpow(struct net_device *dev, vwrq->disabled = 1; } - LEAVE(); - return 0; +out: + lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); + return ret; } static int wlan_set_retry(struct net_device *dev, struct iw_request_info *info, @@ -630,7 +568,7 @@ static int wlan_set_retry(struct net_device *dev, struct iw_request_info *info, wlan_private *priv = dev->priv; wlan_adapter *adapter = priv->adapter; - ENTER(); + lbs_deb_enter(LBS_DEB_WEXT); if (vwrq->flags == IW_RETRY_LIMIT) { /* The MAC has a 4-bit Total_Tx_Count register @@ -648,16 +586,15 @@ static int wlan_set_retry(struct net_device *dev, struct iw_request_info *info, cmd_option_waitforrsp, OID_802_11_TX_RETRYCOUNT, NULL); - if (ret) { - LEAVE(); - return ret; - } + if (ret) + goto out; } else { return -EOPNOTSUPP; } - LEAVE(); - return 0; +out: + lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); + return ret; } static int wlan_get_retry(struct net_device *dev, struct iw_request_info *info, @@ -667,16 +604,16 @@ static int wlan_get_retry(struct net_device *dev, struct iw_request_info *info, wlan_adapter *adapter = priv->adapter; int ret = 0; - ENTER(); + lbs_deb_enter(LBS_DEB_WEXT); + adapter->txretrycount = 0; ret = libertas_prepare_and_send_command(priv, cmd_802_11_snmp_mib, cmd_act_get, cmd_option_waitforrsp, OID_802_11_TX_RETRYCOUNT, NULL); - if (ret) { - LEAVE(); - return ret; - } + if (ret) + goto out; + vwrq->disabled = 0; if (!vwrq->flags) { vwrq->flags = IW_RETRY_LIMIT; @@ -684,8 +621,9 @@ static int wlan_get_retry(struct net_device *dev, struct iw_request_info *info, vwrq->value = adapter->txretrycount - 1; } - LEAVE(); - return 0; +out: + lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); + return ret; } static inline void sort_channels(struct iw_freq *freq, int num) @@ -739,7 +677,7 @@ static int wlan_get_range(struct net_device *dev, struct iw_request_info *info, u8 flag = 0; - ENTER(); + lbs_deb_enter(LBS_DEB_WEXT); dwrq->length = sizeof(struct iw_range); memset(range, 0, sizeof(struct iw_range)); @@ -755,7 +693,7 @@ static int wlan_get_range(struct net_device *dev, struct iw_request_info *info, range->bitrate[i] = (rates[i] & 0x7f) * 500000; } range->num_bitrates = i; - lbs_pr_debug(1, "IW_MAX_BITRATES=%d num_bitrates=%d\n", IW_MAX_BITRATES, + lbs_deb_wext("IW_MAX_BITRATES %d, num_bitrates %d\n", IW_MAX_BITRATES, range->num_bitrates); range->num_frequency = 0; @@ -768,18 +706,17 @@ static int wlan_get_range(struct net_device *dev, struct iw_request_info *info, &adapter->parsed_region_chan; if (parsed_region_chan == NULL) { - lbs_pr_debug(1, "11D:parsed_region_chan is NULL\n"); - LEAVE(); - return 0; + lbs_deb_wext("11d: parsed_region_chan is NULL\n"); + goto out; } band = parsed_region_chan->band; - lbs_pr_debug(1, "band=%d NoOfChan=%d\n", band, + lbs_deb_wext("band %d, nr_char %d\n", band, parsed_region_chan->nr_chan); for (i = 0; (range->num_frequency < IW_MAX_FREQUENCIES) && (i < parsed_region_chan->nr_chan); i++) { chan_no = parsed_region_chan->chanpwr[i].chan; - lbs_pr_debug(1, "chan_no=%d\n", chan_no); + lbs_deb_wext("chan_no %d\n", chan_no); range->freq[range->num_frequency].i = (long)chan_no; range->freq[range->num_frequency].m = (long)libertas_chan_2_freq(chan_no, band) * 100000; @@ -808,7 +745,7 @@ static int wlan_get_range(struct net_device *dev, struct iw_request_info *info, } } - lbs_pr_debug(1, "IW_MAX_FREQUENCIES=%d num_frequency=%d\n", + lbs_deb_wext("IW_MAX_FREQUENCIES %d, num_frequency %d\n", IW_MAX_FREQUENCIES, range->num_frequency); range->num_channels = range->num_frequency; @@ -903,7 +840,8 @@ static int wlan_get_range(struct net_device *dev, struct iw_request_info *info, | IW_ENC_CAPA_CIPHER_CCMP; } - LEAVE(); +out: + lbs_deb_leave(LBS_DEB_WEXT); return 0; } @@ -913,7 +851,7 @@ static int wlan_set_power(struct net_device *dev, struct iw_request_info *info, wlan_private *priv = dev->priv; wlan_adapter *adapter = priv->adapter; - ENTER(); + lbs_deb_enter(LBS_DEB_WEXT); /* PS is currently supported only in Infrastructure mode * Remove this check if it is to be supported in IBSS mode also @@ -929,11 +867,11 @@ static int wlan_set_power(struct net_device *dev, struct iw_request_info *info, } if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_TIMEOUT) { - lbs_pr_debug(1, - "Setting power timeout command is not supported\n"); + lbs_deb_wext( + "setting power timeout is not supported\n"); return -EINVAL; } else if ((vwrq->flags & IW_POWER_TYPE) == IW_POWER_PERIOD) { - lbs_pr_debug(1, "Setting power period command is not supported\n"); + lbs_deb_wext("setting power period not supported\n"); return -EINVAL; } @@ -947,7 +885,7 @@ static int wlan_set_power(struct net_device *dev, struct iw_request_info *info, libertas_ps_sleep(priv, cmd_option_waitforrsp); } - LEAVE(); + lbs_deb_leave(LBS_DEB_WEXT); return 0; } @@ -958,19 +896,20 @@ static int wlan_get_power(struct net_device *dev, struct iw_request_info *info, wlan_adapter *adapter = priv->adapter; int mode; - ENTER(); + lbs_deb_enter(LBS_DEB_WEXT); mode = adapter->psmode; if ((vwrq->disabled = (mode == wlan802_11powermodecam)) - || adapter->connect_status == libertas_disconnected) { - LEAVE(); - return 0; + || adapter->connect_status == libertas_disconnected) + { + goto out; } vwrq->value = 0; - LEAVE(); +out: + lbs_deb_leave(LBS_DEB_WEXT); return 0; } @@ -1063,6 +1002,16 @@ static const struct iw_priv_args wlan_private_args[] = { IW_PRIV_TYPE_CHAR | 128, IW_PRIV_TYPE_CHAR | 128, "bt_list"}, + { + WLAN_SUBCMD_BT_SET_INVERT, + IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, + IW_PRIV_TYPE_NONE, + "bt_set_invert"}, + { + WLAN_SUBCMD_BT_GET_INVERT, + IW_PRIV_TYPE_NONE, + IW_PRIV_TYPE_INT | IW_PRIV_SIZE_FIXED | 1, + "bt_get_invert"}, /* FWT Management */ { WLAN_SUBCMD_FWT_ADD, @@ -1125,7 +1074,7 @@ static struct iw_statistics *wlan_get_wireless_stats(struct net_device *dev) u8 rssi; u32 tx_retries; - ENTER(); + lbs_deb_enter(LBS_DEB_WEXT); priv->wstats.status = adapter->mode; @@ -1145,8 +1094,8 @@ static struct iw_statistics *wlan_get_wireless_stats(struct net_device *dev) CAL_NF(adapter->NF[TYPE_BEACON][TYPE_NOAVG]); } - lbs_pr_debug(1, "Signal Level = %#x\n", priv->wstats.qual.level); - lbs_pr_debug(1, "Noise = %#x\n", priv->wstats.qual.noise); + lbs_deb_wext("signal level %#x\n", priv->wstats.qual.level); + lbs_deb_wext("noise %#x\n", priv->wstats.qual.noise); rssi = priv->wstats.qual.level - priv->wstats.qual.noise; if (rssi < 15) @@ -1166,7 +1115,7 @@ static struct iw_statistics *wlan_get_wireless_stats(struct net_device *dev) /* Quality by TX errors */ priv->wstats.discard.retries = priv->stats.tx_errors; - tx_retries = adapter->logmsg.retry; + tx_retries = le16_to_cpu(adapter->logmsg.retry); if (tx_retries > 75) tx_qual = (90 - tx_retries) * POOR / 15; @@ -1182,10 +1131,10 @@ static struct iw_statistics *wlan_get_wireless_stats(struct net_device *dev) (PERFECT - VERY_GOOD) / 50 + VERY_GOOD; quality = min(quality, tx_qual); - priv->wstats.discard.code = adapter->logmsg.wepundecryptable; - priv->wstats.discard.fragment = adapter->logmsg.fcserror; + priv->wstats.discard.code = le16_to_cpu(adapter->logmsg.wepundecryptable); + priv->wstats.discard.fragment = le16_to_cpu(adapter->logmsg.rxfrag); priv->wstats.discard.retries = tx_retries; - priv->wstats.discard.misc = adapter->logmsg.ackfailure; + priv->wstats.discard.misc = le16_to_cpu(adapter->logmsg.ackfailure); /* Calculate quality */ priv->wstats.qual.qual = max(quality, (u32)100); @@ -1209,7 +1158,7 @@ out: IW_QUAL_QUAL_INVALID | IW_QUAL_LEVEL_INVALID; } - LEAVE (); + lbs_deb_leave(LBS_DEB_WEXT); return &priv->wstats; @@ -1218,81 +1167,59 @@ out: static int wlan_set_freq(struct net_device *dev, struct iw_request_info *info, struct iw_freq *fwrq, char *extra) { - int ret = 0; + int ret = -EINVAL; wlan_private *priv = dev->priv; wlan_adapter *adapter = priv->adapter; - int rc = -EINPROGRESS; /* Call commit handler */ struct chan_freq_power *cfp; + struct assoc_request * assoc_req; - ENTER(); + lbs_deb_enter(LBS_DEB_WEXT); - /* - * If setting by frequency, convert to a channel - */ - if (fwrq->e == 1) { + mutex_lock(&adapter->lock); + assoc_req = wlan_get_association_request(adapter); + if (!assoc_req) { + ret = -ENOMEM; + goto out; + } + /* If setting by frequency, convert to a channel */ + if (fwrq->e == 1) { long f = fwrq->m / 100000; - int c = 0; cfp = find_cfp_by_band_and_freq(adapter, 0, f); if (!cfp) { - lbs_pr_debug(1, "Invalid freq=%ld\n", f); - return -EINVAL; + lbs_deb_wext("invalid freq %ld\n", f); + goto out; } - c = (int)cfp->channel; - - if (c < 0) - return -EINVAL; - fwrq->e = 0; - fwrq->m = c; + fwrq->m = (int) cfp->channel; } - /* - * Setting by channel number - */ + /* Setting by channel number */ if (fwrq->m > 1000 || fwrq->e > 0) { - rc = -EOPNOTSUPP; - } else { - int channel = fwrq->m; + goto out; + } - cfp = libertas_find_cfp_by_band_and_channel(adapter, 0, channel); - if (!cfp) { - rc = -EINVAL; - } else { - if (adapter->mode == IW_MODE_ADHOC) { - rc = changeadhocchannel(priv, channel); - /* If station is WEP enabled, send the - * command to set WEP in firmware - */ - if (adapter->secinfo.wep_enabled) { - lbs_pr_debug(1, "set_freq: WEP enabled\n"); - ret = libertas_prepare_and_send_command(priv, - cmd_802_11_set_wep, - cmd_act_add, - cmd_option_waitforrsp, - 0, - NULL); - - if (ret) { - LEAVE(); - return ret; - } - - adapter->currentpacketfilter |= - cmd_act_mac_wep_enable; - - libertas_set_mac_packet_filter(priv); - } - } else { - rc = -EOPNOTSUPP; - } - } + cfp = libertas_find_cfp_by_band_and_channel(adapter, 0, fwrq->m); + if (!cfp) { + goto out; + } + + assoc_req->channel = fwrq->m; + ret = 0; + +out: + if (ret == 0) { + set_bit(ASSOC_FLAG_CHANNEL, &assoc_req->flags); + wlan_postpone_association_work(priv); + } else { + wlan_cancel_association_work(priv); } + mutex_unlock(&adapter->lock); - LEAVE(); - return rc; + lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); + return ret; } /** @@ -1338,9 +1265,9 @@ static int wlan_set_rate(struct net_device *dev, struct iw_request_info *info, u8 rates[WLAN_SUPPORTED_RATES]; u8 *rate; - ENTER(); + lbs_deb_enter(LBS_DEB_WEXT); - lbs_pr_debug(1, "Vwrq->value = %d\n", vwrq->value); + lbs_deb_wext("vwrq->value %d\n", vwrq->value); if (vwrq->value == -1) { action = cmd_act_set_tx_auto; // Auto @@ -1357,15 +1284,15 @@ static int wlan_set_rate(struct net_device *dev, struct iw_request_info *info, get_active_data_rates(adapter, rates); rate = rates; while (*rate) { - lbs_pr_debug(1, "Rate=0x%X Wanted=0x%X\n", *rate, + lbs_deb_wext("rate=0x%X, wanted data_rate 0x%X\n", *rate, data_rate); if ((*rate & 0x7f) == (data_rate & 0x7f)) break; rate++; } if (!*rate) { - lbs_pr_alert( "The fixed data rate 0x%X is out " - "of range.\n", data_rate); + lbs_pr_alert("fixed data rate 0x%X out " + "of range\n", data_rate); return -EINVAL; } @@ -1377,7 +1304,7 @@ static int wlan_set_rate(struct net_device *dev, struct iw_request_info *info, ret = libertas_prepare_and_send_command(priv, cmd_802_11_data_rate, action, cmd_option_waitforrsp, 0, NULL); - LEAVE(); + lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); return ret; } @@ -1387,7 +1314,7 @@ static int wlan_get_rate(struct net_device *dev, struct iw_request_info *info, wlan_private *priv = dev->priv; wlan_adapter *adapter = priv->adapter; - ENTER(); + lbs_deb_enter(LBS_DEB_WEXT); if (adapter->is_datarate_auto) { vwrq->fixed = 0; @@ -1397,7 +1324,7 @@ static int wlan_get_rate(struct net_device *dev, struct iw_request_info *info, vwrq->value = adapter->datarate * 500000; - LEAVE(); + lbs_deb_leave(LBS_DEB_WEXT); return 0; } @@ -1409,12 +1336,12 @@ static int wlan_set_mode(struct net_device *dev, wlan_adapter *adapter = priv->adapter; struct assoc_request * assoc_req; - ENTER(); + lbs_deb_enter(LBS_DEB_WEXT); if ( (*uwrq != IW_MODE_ADHOC) && (*uwrq != IW_MODE_INFRA) && (*uwrq != IW_MODE_AUTO)) { - lbs_pr_debug(1, "Invalid mode: 0x%x\n", *uwrq); + lbs_deb_wext("Invalid mode: 0x%x\n", *uwrq); ret = -EINVAL; goto out; } @@ -1428,12 +1355,12 @@ static int wlan_set_mode(struct net_device *dev, assoc_req->mode = *uwrq; set_bit(ASSOC_FLAG_MODE, &assoc_req->flags); wlan_postpone_association_work(priv); - lbs_pr_debug(1, "Switching to mode: 0x%x\n", *uwrq); + lbs_deb_wext("Switching to mode: 0x%x\n", *uwrq); } mutex_unlock(&adapter->lock); out: - LEAVE(); + lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); return ret; } @@ -1455,9 +1382,9 @@ static int wlan_get_encode(struct net_device *dev, wlan_adapter *adapter = priv->adapter; int index = (dwrq->flags & IW_ENCODE_INDEX) - 1; - ENTER(); + lbs_deb_enter(LBS_DEB_WEXT); - lbs_pr_debug(1, "flags=0x%x index=%d length=%d wep_tx_keyidx=%d\n", + lbs_deb_wext("flags 0x%x, index %d, length %d, wep_tx_keyidx %d\n", dwrq->flags, index, dwrq->length, adapter->wep_tx_keyidx); dwrq->flags = 0; @@ -1513,13 +1440,13 @@ static int wlan_get_encode(struct net_device *dev, dwrq->flags |= IW_ENCODE_NOKEY; - lbs_pr_debug(1, "key:%02x:%02x:%02x:%02x:%02x:%02x keylen=%d\n", + lbs_deb_wext("key: " MAC_FMT ", keylen %d\n", extra[0], extra[1], extra[2], extra[3], extra[4], extra[5], dwrq->length); - lbs_pr_debug(1, "Return flags=0x%x\n", dwrq->flags); + lbs_deb_wext("return flags 0x%x\n", dwrq->flags); - LEAVE(); + lbs_deb_leave(LBS_DEB_WEXT); return 0; } @@ -1539,20 +1466,21 @@ static int wlan_set_wep_key(struct assoc_request *assoc_req, u16 index, int set_tx_key) { + int ret = 0; struct WLAN_802_11_KEY *pkey; - ENTER(); + lbs_deb_enter(LBS_DEB_WEXT); /* Paranoid validation of key index */ if (index > 3) { - LEAVE(); - return -EINVAL; + ret = -EINVAL; + goto out; } /* validate max key length */ if (key_length > KEY_LEN_WEP_104) { - LEAVE(); - return -EINVAL; + ret = -EINVAL; + goto out; } pkey = &assoc_req->wep_keys[index]; @@ -1570,17 +1498,18 @@ static int wlan_set_wep_key(struct assoc_request *assoc_req, if (set_tx_key) { /* Ensure the chosen key is valid */ if (!pkey->len) { - lbs_pr_debug(1, "key not set, so cannot enable it\n"); - LEAVE(); - return -EINVAL; + lbs_deb_wext("key not set, so cannot enable it\n"); + ret = -EINVAL; + goto out; } assoc_req->wep_tx_keyidx = index; } assoc_req->secinfo.wep_enabled = 1; - LEAVE(); - return 0; +out: + lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); + return ret; } static int validate_key_index(u16 def_index, u16 raw_index, @@ -1605,6 +1534,8 @@ static void disable_wep(struct assoc_request *assoc_req) { int i; + lbs_deb_enter(LBS_DEB_WEXT); + /* Set Open System auth mode */ assoc_req->secinfo.auth_mode = IW_AUTH_ALG_OPEN_SYSTEM; @@ -1615,6 +1546,27 @@ static void disable_wep(struct assoc_request *assoc_req) set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags); set_bit(ASSOC_FLAG_WEP_KEYS, &assoc_req->flags); + + lbs_deb_leave(LBS_DEB_WEXT); +} + +static void disable_wpa(struct assoc_request *assoc_req) +{ + lbs_deb_enter(LBS_DEB_WEXT); + + memset(&assoc_req->wpa_mcast_key, 0, sizeof (struct WLAN_802_11_KEY)); + assoc_req->wpa_mcast_key.flags = KEY_INFO_WPA_MCAST; + set_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc_req->flags); + + memset(&assoc_req->wpa_unicast_key, 0, sizeof (struct WLAN_802_11_KEY)); + assoc_req->wpa_unicast_key.flags = KEY_INFO_WPA_UNICAST; + set_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags); + + assoc_req->secinfo.WPAenabled = 0; + assoc_req->secinfo.WPA2enabled = 0; + set_bit(ASSOC_FLAG_SECINFO, &assoc_req->flags); + + lbs_deb_leave(LBS_DEB_WEXT); } /** @@ -1636,7 +1588,7 @@ static int wlan_set_encode(struct net_device *dev, struct assoc_request * assoc_req; u16 is_default = 0, index = 0, set_tx_key = 0; - ENTER(); + lbs_deb_enter(LBS_DEB_WEXT); mutex_lock(&adapter->lock); assoc_req = wlan_get_association_request(adapter); @@ -1647,6 +1599,7 @@ static int wlan_set_encode(struct net_device *dev, if (dwrq->flags & IW_ENCODE_DISABLED) { disable_wep (assoc_req); + disable_wpa (assoc_req); goto out; } @@ -1688,7 +1641,7 @@ out: } mutex_unlock(&adapter->lock); - LEAVE(); + lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); return ret; } @@ -1712,7 +1665,7 @@ static int wlan_get_encodeext(struct net_device *dev, struct iw_encode_ext *ext = (struct iw_encode_ext *)extra; int index, max_key_len; - ENTER(); + lbs_deb_enter(LBS_DEB_WEXT); max_key_len = dwrq->length - sizeof(*ext); if (max_key_len < 0) @@ -1748,6 +1701,7 @@ static int wlan_get_encodeext(struct net_device *dev, if ( adapter->secinfo.wep_enabled && !adapter->secinfo.WPAenabled && !adapter->secinfo.WPA2enabled) { + /* WEP */ ext->alg = IW_ENCODE_ALG_WEP; ext->key_len = adapter->wep_keys[index].len; key = &adapter->wep_keys[index].key[0]; @@ -1755,8 +1709,27 @@ static int wlan_get_encodeext(struct net_device *dev, && (adapter->secinfo.WPAenabled || adapter->secinfo.WPA2enabled)) { /* WPA */ - ext->alg = IW_ENCODE_ALG_TKIP; - ext->key_len = 0; + struct WLAN_802_11_KEY * pkey = NULL; + + if ( adapter->wpa_mcast_key.len + && (adapter->wpa_mcast_key.flags & KEY_INFO_WPA_ENABLED)) + pkey = &adapter->wpa_mcast_key; + else if ( adapter->wpa_unicast_key.len + && (adapter->wpa_unicast_key.flags & KEY_INFO_WPA_ENABLED)) + pkey = &adapter->wpa_unicast_key; + + if (pkey) { + if (pkey->type == KEY_TYPE_ID_AES) { + ext->alg = IW_ENCODE_ALG_CCMP; + } else { + ext->alg = IW_ENCODE_ALG_TKIP; + } + ext->key_len = pkey->len; + key = &pkey->key[0]; + } else { + ext->alg = IW_ENCODE_ALG_TKIP; + ext->key_len = 0; + } } else { goto out; } @@ -1775,7 +1748,7 @@ static int wlan_get_encodeext(struct net_device *dev, ret = 0; out: - LEAVE(); + lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); return ret; } @@ -1800,7 +1773,7 @@ static int wlan_set_encodeext(struct net_device *dev, int alg = ext->alg; struct assoc_request * assoc_req; - ENTER(); + lbs_deb_enter(LBS_DEB_WEXT); mutex_lock(&adapter->lock); assoc_req = wlan_get_association_request(adapter); @@ -1811,6 +1784,7 @@ static int wlan_set_encodeext(struct net_device *dev, if ((alg == IW_ENCODE_ALG_NONE) || (dwrq->flags & IW_ENCODE_DISABLED)) { disable_wep (assoc_req); + disable_wpa (assoc_req); } else if (alg == IW_ENCODE_ALG_WEP) { u16 is_default = 0, index, set_tx_key = 0; @@ -1846,7 +1820,6 @@ static int wlan_set_encodeext(struct net_device *dev, set_bit(ASSOC_FLAG_WEP_KEYS, &assoc_req->flags); if (set_tx_key) set_bit(ASSOC_FLAG_WEP_TX_KEYIDX, &assoc_req->flags); - } else if ((alg == IW_ENCODE_ALG_TKIP) || (alg == IW_ENCODE_ALG_CCMP)) { struct WLAN_802_11_KEY * pkey; @@ -1855,36 +1828,43 @@ static int wlan_set_encodeext(struct net_device *dev, && (ext->key_len != KEY_LEN_WPA_TKIP)) || ((alg == IW_ENCODE_ALG_CCMP) && (ext->key_len != KEY_LEN_WPA_AES))) { - lbs_pr_debug(1, "Invalid size %d for key of alg" - "type %d.\n", + lbs_deb_wext("invalid size %d for key of alg" + "type %d\n", ext->key_len, alg); ret = -EINVAL; goto out; } - if (ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY) + if (ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY) { pkey = &assoc_req->wpa_mcast_key; - else + set_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc_req->flags); + } else { pkey = &assoc_req->wpa_unicast_key; + set_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags); + } memset(pkey, 0, sizeof (struct WLAN_802_11_KEY)); memcpy(pkey->key, ext->key, ext->key_len); pkey->len = ext->key_len; - pkey->flags = KEY_INFO_WPA_ENABLED; + if (pkey->len) + pkey->flags |= KEY_INFO_WPA_ENABLED; + /* Do this after zeroing key structure */ if (ext->ext_flags & IW_ENCODE_EXT_GROUP_KEY) { pkey->flags |= KEY_INFO_WPA_MCAST; - set_bit(ASSOC_FLAG_WPA_MCAST_KEY, &assoc_req->flags); } else { pkey->flags |= KEY_INFO_WPA_UNICAST; - set_bit(ASSOC_FLAG_WPA_UCAST_KEY, &assoc_req->flags); } - if (alg == IW_ENCODE_ALG_TKIP) + if (alg == IW_ENCODE_ALG_TKIP) { pkey->type = KEY_TYPE_ID_TKIP; - else if (alg == IW_ENCODE_ALG_CCMP) + } else if (alg == IW_ENCODE_ALG_CCMP) { pkey->type = KEY_TYPE_ID_AES; + } else { + ret = -EINVAL; + goto out; + } /* If WPA isn't enabled yet, do that now */ if ( assoc_req->secinfo.WPAenabled == 0 @@ -1905,7 +1885,7 @@ out: } mutex_unlock(&adapter->lock); - LEAVE(); + lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); return ret; } @@ -1920,7 +1900,7 @@ static int wlan_set_genie(struct net_device *dev, int ret = 0; struct assoc_request * assoc_req; - ENTER(); + lbs_deb_enter(LBS_DEB_WEXT); mutex_lock(&adapter->lock); assoc_req = wlan_get_association_request(adapter); @@ -1952,7 +1932,7 @@ out: } mutex_unlock(&adapter->lock); - LEAVE(); + lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); return ret; } @@ -1961,27 +1941,28 @@ static int wlan_get_genie(struct net_device *dev, struct iw_point *dwrq, char *extra) { + int ret = 0; wlan_private *priv = dev->priv; wlan_adapter *adapter = priv->adapter; - ENTER(); + lbs_deb_enter(LBS_DEB_WEXT); if (adapter->wpa_ie_len == 0) { dwrq->length = 0; - LEAVE(); - return 0; + goto out; } if (dwrq->length < adapter->wpa_ie_len) { - LEAVE(); - return -E2BIG; + ret = -E2BIG; + goto out; } dwrq->length = adapter->wpa_ie_len; memcpy(extra, &adapter->wpa_ie[0], adapter->wpa_ie_len); - LEAVE(); - return 0; +out: + lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); + return ret; } @@ -1996,7 +1977,7 @@ static int wlan_set_auth(struct net_device *dev, int ret = 0; int updated = 0; - ENTER(); + lbs_deb_enter(LBS_DEB_WEXT); mutex_lock(&adapter->lock); assoc_req = wlan_get_association_request(adapter); @@ -2010,6 +1991,7 @@ static int wlan_set_auth(struct net_device *dev, case IW_AUTH_CIPHER_PAIRWISE: case IW_AUTH_CIPHER_GROUP: case IW_AUTH_KEY_MGMT: + case IW_AUTH_DROP_UNENCRYPTED: /* * libertas does not use these parameters */ @@ -2019,6 +2001,7 @@ static int wlan_set_auth(struct net_device *dev, if (dwrq->value & IW_AUTH_WPA_VERSION_DISABLED) { assoc_req->secinfo.WPAenabled = 0; assoc_req->secinfo.WPA2enabled = 0; + disable_wpa (assoc_req); } if (dwrq->value & IW_AUTH_WPA_VERSION_WPA) { assoc_req->secinfo.WPAenabled = 1; @@ -2033,17 +2016,6 @@ static int wlan_set_auth(struct net_device *dev, updated = 1; break; - case IW_AUTH_DROP_UNENCRYPTED: - if (dwrq->value) { - adapter->currentpacketfilter |= - cmd_act_mac_strict_protection_enable; - } else { - adapter->currentpacketfilter &= - ~cmd_act_mac_strict_protection_enable; - } - updated = 1; - break; - case IW_AUTH_80211_AUTH_ALG: if (dwrq->value & IW_AUTH_ALG_SHARED_KEY) { assoc_req->secinfo.auth_mode = IW_AUTH_ALG_SHARED_KEY; @@ -2069,6 +2041,7 @@ static int wlan_set_auth(struct net_device *dev, } else { assoc_req->secinfo.WPAenabled = 0; assoc_req->secinfo.WPA2enabled = 0; + disable_wpa (assoc_req); } updated = 1; break; @@ -2088,7 +2061,7 @@ out: } mutex_unlock(&adapter->lock); - LEAVE(); + lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); return ret; } @@ -2097,10 +2070,11 @@ static int wlan_get_auth(struct net_device *dev, struct iw_param *dwrq, char *extra) { + int ret = 0; wlan_private *priv = dev->priv; wlan_adapter *adapter = priv->adapter; - ENTER(); + lbs_deb_enter(LBS_DEB_WEXT); switch (dwrq->flags & IW_AUTH_INDEX) { case IW_AUTH_WPA_VERSION: @@ -2113,13 +2087,6 @@ static int wlan_get_auth(struct net_device *dev, dwrq->value |= IW_AUTH_WPA_VERSION_DISABLED; break; - case IW_AUTH_DROP_UNENCRYPTED: - dwrq->value = 0; - if (adapter->currentpacketfilter & - cmd_act_mac_strict_protection_enable) - dwrq->value = 1; - break; - case IW_AUTH_80211_AUTH_ALG: dwrq->value = adapter->secinfo.auth_mode; break; @@ -2130,12 +2097,11 @@ static int wlan_get_auth(struct net_device *dev, break; default: - LEAVE(); - return -EOPNOTSUPP; + ret = -EOPNOTSUPP; } - LEAVE(); - return 0; + lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); + return ret; } @@ -2148,7 +2114,7 @@ static int wlan_set_txpow(struct net_device *dev, struct iw_request_info *info, u16 dbm; - ENTER(); + lbs_deb_enter(LBS_DEB_WEXT); if (vwrq->disabled) { wlan_radio_ioctl(priv, RADIO_OFF); @@ -2169,14 +2135,14 @@ static int wlan_set_txpow(struct net_device *dev, struct iw_request_info *info, if (vwrq->fixed == 0) dbm = 0xffff; - lbs_pr_debug(1, "<1>TXPOWER SET %d dbm.\n", dbm); + lbs_deb_wext("txpower set %d dbm\n", dbm); ret = libertas_prepare_and_send_command(priv, cmd_802_11_rf_tx_power, cmd_act_tx_power_opt_set_low, cmd_option_waitforrsp, 0, (void *)&dbm); - LEAVE(); + lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); return ret; } @@ -2186,7 +2152,8 @@ static int wlan_get_essid(struct net_device *dev, struct iw_request_info *info, wlan_private *priv = dev->priv; wlan_adapter *adapter = priv->adapter; - ENTER(); + lbs_deb_enter(LBS_DEB_WEXT); + /* * Note : if dwrq->flags != 0, we should get the relevant SSID from * the SSID list... @@ -2196,12 +2163,12 @@ static int wlan_get_essid(struct net_device *dev, struct iw_request_info *info, * Get the current SSID */ if (adapter->connect_status == libertas_connected) { - memcpy(extra, adapter->curbssparams.ssid.ssid, - adapter->curbssparams.ssid.ssidlength); - extra[adapter->curbssparams.ssid.ssidlength] = '\0'; + memcpy(extra, adapter->curbssparams.ssid, + adapter->curbssparams.ssid_len); + extra[adapter->curbssparams.ssid_len] = '\0'; } else { memset(extra, 0, 32); - extra[adapter->curbssparams.ssid.ssidlength] = '\0'; + extra[adapter->curbssparams.ssid_len] = '\0'; } /* * If none, we may want to get the one that was set @@ -2209,14 +2176,14 @@ static int wlan_get_essid(struct net_device *dev, struct iw_request_info *info, /* To make the driver backward compatible with WPA supplicant v0.2.4 */ if (dwrq->length == 32) /* check with WPA supplicant buffer size */ - dwrq->length = min_t(size_t, adapter->curbssparams.ssid.ssidlength, + dwrq->length = min_t(size_t, adapter->curbssparams.ssid_len, IW_ESSID_MAX_SIZE); else - dwrq->length = adapter->curbssparams.ssid.ssidlength + 1; + dwrq->length = adapter->curbssparams.ssid_len + 1; dwrq->flags = 1; /* active */ - LEAVE(); + lbs_deb_leave(LBS_DEB_WEXT); return 0; } @@ -2226,38 +2193,43 @@ static int wlan_set_essid(struct net_device *dev, struct iw_request_info *info, wlan_private *priv = dev->priv; wlan_adapter *adapter = priv->adapter; int ret = 0; - struct WLAN_802_11_SSID ssid; + u8 ssid[IW_ESSID_MAX_SIZE]; + u8 ssid_len = 0; struct assoc_request * assoc_req; - int ssid_len = dwrq->length; + int in_ssid_len = dwrq->length; - ENTER(); + lbs_deb_enter(LBS_DEB_WEXT); /* * WE-20 and earlier NULL pad the end of the SSID and increment * SSID length so it can be used like a string. WE-21 and later don't, * but some userspace tools aren't able to cope with the change. */ - if ((ssid_len > 0) && (extra[ssid_len - 1] == '\0')) - ssid_len--; + if ((in_ssid_len > 0) && (extra[in_ssid_len - 1] == '\0')) + in_ssid_len--; /* Check the size of the string */ - if (ssid_len > IW_ESSID_MAX_SIZE) { + if (in_ssid_len > IW_ESSID_MAX_SIZE) { ret = -E2BIG; goto out; } - memset(&ssid, 0, sizeof(struct WLAN_802_11_SSID)); + memset(&ssid, 0, sizeof(ssid)); - if (!dwrq->flags || !ssid_len) { + if (!dwrq->flags || !in_ssid_len) { /* "any" SSID requested; leave SSID blank */ } else { /* Specific SSID requested */ - memcpy(&ssid.ssid, extra, ssid_len); - ssid.ssidlength = ssid_len; + memcpy(&ssid, extra, in_ssid_len); + ssid_len = in_ssid_len; } - lbs_pr_debug(1, "Requested new SSID = %s\n", - (ssid.ssidlength > 0) ? (char *)ssid.ssid : "any"); + if (!ssid_len) { + lbs_deb_wext("requested any SSID\n"); + } else { + lbs_deb_wext("requested SSID '%s'\n", + escape_essid(ssid, ssid_len)); + } out: mutex_lock(&adapter->lock); @@ -2268,7 +2240,8 @@ out: ret = -ENOMEM; } else { /* Copy the SSID to the association request */ - memcpy(&assoc_req->ssid, &ssid, sizeof(struct WLAN_802_11_SSID)); + memcpy(&assoc_req->ssid, &ssid, IW_ESSID_MAX_SIZE); + assoc_req->ssid_len = ssid_len; set_bit(ASSOC_FLAG_SSID, &assoc_req->flags); wlan_postpone_association_work(priv); } @@ -2281,7 +2254,7 @@ out: mutex_unlock(&adapter->lock); - LEAVE(); + lbs_deb_leave_args(LBS_DEB_WEXT, "ret %d", ret); return ret; } @@ -2302,12 +2275,12 @@ static int wlan_set_wap(struct net_device *dev, struct iw_request_info *info, struct assoc_request * assoc_req; int ret = 0; - ENTER(); + lbs_deb_enter(LBS_DEB_WEXT); if (awrq->sa_family != ARPHRD_ETHER) return -EINVAL; - lbs_pr_debug(1, "ASSOC: WAP: sa_data: " MAC_FMT "\n", MAC_ARG(awrq->sa_data)); + lbs_deb_wext("ASSOC: WAP: sa_data " MAC_FMT "\n", MAC_ARG(awrq->sa_data)); mutex_lock(&adapter->lock); @@ -2330,22 +2303,23 @@ static int wlan_set_wap(struct net_device *dev, struct iw_request_info *info, void libertas_get_fwversion(wlan_adapter * adapter, char *fwversion, int maxlen) { - union { - u32 l; - u8 c[4]; - } ver; char fwver[32]; mutex_lock(&adapter->lock); - ver.l = adapter->fwreleasenumber; - mutex_unlock(&adapter->lock); - if (ver.c[3] == 0) - sprintf(fwver, "%u.%u.%u", ver.c[2], ver.c[1], ver.c[0]); + if (adapter->fwreleasenumber[3] == 0) + sprintf(fwver, "%u.%u.%u", + adapter->fwreleasenumber[2], + adapter->fwreleasenumber[1], + adapter->fwreleasenumber[0]); else sprintf(fwver, "%u.%u.%u.p%u", - ver.c[2], ver.c[1], ver.c[0], ver.c[3]); + adapter->fwreleasenumber[2], + adapter->fwreleasenumber[1], + adapter->fwreleasenumber[0], + adapter->fwreleasenumber[3]); + mutex_unlock(&adapter->lock); snprintf(fwversion, maxlen, fwver); } @@ -2411,6 +2385,63 @@ static const iw_handler wlan_handler[] = { (iw_handler) NULL, /* SIOCSIWPMKSA */ }; +static const iw_handler mesh_wlan_handler[] = { + (iw_handler) NULL, /* SIOCSIWCOMMIT */ + (iw_handler) wlan_get_name, /* SIOCGIWNAME */ + (iw_handler) NULL, /* SIOCSIWNWID */ + (iw_handler) NULL, /* SIOCGIWNWID */ + (iw_handler) wlan_set_freq, /* SIOCSIWFREQ */ + (iw_handler) wlan_get_freq, /* SIOCGIWFREQ */ + (iw_handler) NULL, /* SIOCSIWMODE */ + (iw_handler) mesh_wlan_get_mode, /* SIOCGIWMODE */ + (iw_handler) NULL, /* SIOCSIWSENS */ + (iw_handler) NULL, /* SIOCGIWSENS */ + (iw_handler) NULL, /* SIOCSIWRANGE */ + (iw_handler) wlan_get_range, /* SIOCGIWRANGE */ + (iw_handler) NULL, /* SIOCSIWPRIV */ + (iw_handler) NULL, /* SIOCGIWPRIV */ + (iw_handler) NULL, /* SIOCSIWSTATS */ + (iw_handler) NULL, /* SIOCGIWSTATS */ + iw_handler_set_spy, /* SIOCSIWSPY */ + iw_handler_get_spy, /* SIOCGIWSPY */ + iw_handler_set_thrspy, /* SIOCSIWTHRSPY */ + iw_handler_get_thrspy, /* SIOCGIWTHRSPY */ + (iw_handler) NULL, /* SIOCSIWAP */ + (iw_handler) NULL, /* SIOCGIWAP */ + (iw_handler) NULL, /* SIOCSIWMLME */ + (iw_handler) NULL, /* SIOCGIWAPLIST - deprecated */ + (iw_handler) libertas_set_scan, /* SIOCSIWSCAN */ + (iw_handler) libertas_get_scan, /* SIOCGIWSCAN */ + (iw_handler) NULL, /* SIOCSIWESSID */ + (iw_handler) NULL, /* SIOCGIWESSID */ + (iw_handler) NULL, /* SIOCSIWNICKN */ + (iw_handler) mesh_get_nick, /* SIOCGIWNICKN */ + (iw_handler) NULL, /* -- hole -- */ + (iw_handler) NULL, /* -- hole -- */ + (iw_handler) wlan_set_rate, /* SIOCSIWRATE */ + (iw_handler) wlan_get_rate, /* SIOCGIWRATE */ + (iw_handler) wlan_set_rts, /* SIOCSIWRTS */ + (iw_handler) wlan_get_rts, /* SIOCGIWRTS */ + (iw_handler) wlan_set_frag, /* SIOCSIWFRAG */ + (iw_handler) wlan_get_frag, /* SIOCGIWFRAG */ + (iw_handler) wlan_set_txpow, /* SIOCSIWTXPOW */ + (iw_handler) wlan_get_txpow, /* SIOCGIWTXPOW */ + (iw_handler) wlan_set_retry, /* SIOCSIWRETRY */ + (iw_handler) wlan_get_retry, /* SIOCGIWRETRY */ + (iw_handler) wlan_set_encode, /* SIOCSIWENCODE */ + (iw_handler) wlan_get_encode, /* SIOCGIWENCODE */ + (iw_handler) wlan_set_power, /* SIOCSIWPOWER */ + (iw_handler) wlan_get_power, /* SIOCGIWPOWER */ + (iw_handler) NULL, /* -- hole -- */ + (iw_handler) NULL, /* -- hole -- */ + (iw_handler) wlan_set_genie, /* SIOCSIWGENIE */ + (iw_handler) wlan_get_genie, /* SIOCGIWGENIE */ + (iw_handler) wlan_set_auth, /* SIOCSIWAUTH */ + (iw_handler) wlan_get_auth, /* SIOCGIWAUTH */ + (iw_handler) wlan_set_encodeext,/* SIOCSIWENCODEEXT */ + (iw_handler) wlan_get_encodeext,/* SIOCGIWENCODEEXT */ + (iw_handler) NULL, /* SIOCSIWPMKSA */ +}; struct iw_handler_def libertas_handler_def = { .num_standard = sizeof(wlan_handler) / sizeof(iw_handler), .num_private = sizeof(wlan_private_handler) / sizeof(iw_handler), @@ -2421,3 +2452,14 @@ struct iw_handler_def libertas_handler_def = { .private_args = (struct iw_priv_args *)wlan_private_args, .get_wireless_stats = wlan_get_wireless_stats, }; + +struct iw_handler_def mesh_handler_def = { + .num_standard = sizeof(mesh_wlan_handler) / sizeof(iw_handler), + .num_private = sizeof(wlan_private_handler) / sizeof(iw_handler), + .num_private_args = sizeof(wlan_private_args) / + sizeof(struct iw_priv_args), + .standard = (iw_handler *) mesh_wlan_handler, + .private = (iw_handler *) wlan_private_handler, + .private_args = (struct iw_priv_args *)wlan_private_args, + .get_wireless_stats = wlan_get_wireless_stats, +}; diff --git a/drivers/net/wireless/libertas/wext.h b/drivers/net/wireless/libertas/wext.h index 15cfaaf0797..d555056b25b 100644 --- a/drivers/net/wireless/libertas/wext.h +++ b/drivers/net/wireless/libertas/wext.h @@ -20,21 +20,23 @@ #define WLAN_SUBCMD_FWT_CLEANUP 15 #define WLAN_SUBCMD_FWT_TIME 16 #define WLAN_SUBCMD_MESH_GET_TTL 17 +#define WLAN_SUBCMD_BT_GET_INVERT 18 #define WLAN_SETONEINT_GETNONE (WLANIOCTL + 24) #define WLANSETREGION 8 #define WLAN_SUBCMD_MESH_SET_TTL 18 +#define WLAN_SUBCMD_BT_SET_INVERT 19 #define WLAN_SET128CHAR_GET128CHAR (WLANIOCTL + 25) #define WLAN_SUBCMD_BT_ADD 18 #define WLAN_SUBCMD_BT_DEL 19 #define WLAN_SUBCMD_BT_LIST 20 -#define WLAN_SUBCMD_FWT_ADD 21 -#define WLAN_SUBCMD_FWT_DEL 22 -#define WLAN_SUBCMD_FWT_LOOKUP 23 -#define WLAN_SUBCMD_FWT_LIST_NEIGHBOR 24 +#define WLAN_SUBCMD_FWT_ADD 21 +#define WLAN_SUBCMD_FWT_DEL 22 +#define WLAN_SUBCMD_FWT_LOOKUP 23 +#define WLAN_SUBCMD_FWT_LIST_NEIGHBOR 24 #define WLAN_SUBCMD_FWT_LIST 25 -#define WLAN_SUBCMD_FWT_LIST_ROUTE 26 +#define WLAN_SUBCMD_FWT_LIST_ROUTE 26 #define WLAN_SET_GET_SIXTEEN_INT (WLANIOCTL + 29) #define WLAN_LED_GPIO_CTRL 5 @@ -56,6 +58,7 @@ struct wlan_ioctl_regrdwr { }; extern struct iw_handler_def libertas_handler_def; +extern struct iw_handler_def mesh_handler_def; int libertas_do_ioctl(struct net_device *dev, struct ifreq *req, int i); int wlan_radio_ioctl(wlan_private * priv, u8 option); diff --git a/drivers/net/wireless/prism54/islpci_eth.c b/drivers/net/wireless/prism54/islpci_eth.c index dd070cccf32..f49eb068c7d 100644 --- a/drivers/net/wireless/prism54/islpci_eth.c +++ b/drivers/net/wireless/prism54/islpci_eth.c @@ -378,9 +378,10 @@ islpci_eth_receive(islpci_private *priv) display_buffer((char *) skb->data, skb->len); #endif /* take care of monitor mode and spy monitoring. */ - if (unlikely(priv->iw_mode == IW_MODE_MONITOR)) + if (unlikely(priv->iw_mode == IW_MODE_MONITOR)) { + skb->dev = ndev; discard = islpci_monitor_rx(priv, &skb); - else { + } else { if (unlikely(skb->data[2 * ETH_ALEN] == 0)) { /* The packet has a rx_annex. Read it for spy monitoring, Then * remove it, while keeping the 2 leading MAC addr. diff --git a/drivers/pci/msi.c b/drivers/pci/msi.c index d9cbd586ae4..be1df85e5e2 100644 --- a/drivers/pci/msi.c +++ b/drivers/pci/msi.c @@ -15,10 +15,10 @@ #include <linux/pci.h> #include <linux/proc_fs.h> #include <linux/msi.h> +#include <linux/smp.h> #include <asm/errno.h> #include <asm/io.h> -#include <asm/smp.h> #include "pci.h" #include "msi.h" @@ -333,7 +333,7 @@ static int msi_capability_init(struct pci_dev *dev) msi_mask_bits_reg(pos, is_64bit_address(control)), maskbits); } - list_add(&entry->list, &dev->msi_list); + list_add_tail(&entry->list, &dev->msi_list); /* Configure MSI capability structure */ ret = arch_setup_msi_irqs(dev, 1, PCI_CAP_ID_MSI); @@ -404,7 +404,7 @@ static int msix_capability_init(struct pci_dev *dev, entry->dev = dev; entry->mask_base = base; - list_add(&entry->list, &dev->msi_list); + list_add_tail(&entry->list, &dev->msi_list); } ret = arch_setup_msi_irqs(dev, nvec, PCI_CAP_ID_MSIX); @@ -558,12 +558,12 @@ static int msi_free_irqs(struct pci_dev* dev) list_for_each_entry_safe(entry, tmp, &dev->msi_list, list) { if (entry->msi_attrib.type == PCI_CAP_ID_MSIX) { - if (list_is_last(&entry->list, &dev->msi_list)) - iounmap(entry->mask_base); - writel(1, entry->mask_base + entry->msi_attrib.entry_nr * PCI_MSIX_ENTRY_SIZE + PCI_MSIX_ENTRY_VECTOR_CTRL_OFFSET); + + if (list_is_last(&entry->list, &dev->msi_list)) + iounmap(entry->mask_base); } list_del(&entry->list); kfree(entry); diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index 6ccc2e95930..01d8f8a8843 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -1625,18 +1625,22 @@ DECLARE_PCI_FIXUP_RESUME(PCI_VENDOR_ID_NVIDIA, PCI_DEVICE_ID_NVIDIA_CK804_PCIE, quirk_nvidia_ck804_pcie_aer_ext_cap); #ifdef CONFIG_PCI_MSI -/* The Serverworks PCI-X chipset does not support MSI. We cannot easily rely - * on setting PCI_BUS_FLAGS_NO_MSI in its bus flags because there are actually - * some other busses controlled by the chipset even if Linux is not aware of it. - * Instead of setting the flag on all busses in the machine, simply disable MSI - * globally. +/* Some chipsets do not support MSI. We cannot easily rely on setting + * PCI_BUS_FLAGS_NO_MSI in its bus flags because there are actually + * some other busses controlled by the chipset even if Linux is not + * aware of it. Instead of setting the flag on all busses in the + * machine, simply disable MSI globally. */ -static void __init quirk_svw_msi(struct pci_dev *dev) +static void __init quirk_disable_all_msi(struct pci_dev *dev) { pci_no_msi(); printk(KERN_WARNING "PCI: MSI quirk detected. MSI deactivated.\n"); } -DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_GCNB_LE, quirk_svw_msi); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_GCNB_LE, quirk_disable_all_msi); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_HT1000_PCIX, quirk_disable_all_msi); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_RS400_200, quirk_disable_all_msi); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_RS480, quirk_disable_all_msi); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_VT3351, quirk_disable_all_msi); /* Disable MSI on chipsets that are known to not support it */ static void __devinit quirk_disable_msi(struct pci_dev *dev) @@ -1649,8 +1653,6 @@ static void __devinit quirk_disable_msi(struct pci_dev *dev) } } DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_8131_BRIDGE, quirk_disable_msi); -DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_RS400_200, quirk_disable_msi); -DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_RS480, quirk_disable_msi); /* Go through the list of Hypertransport capabilities and * return 1 if a HT MSI capability is found and enabled */ diff --git a/drivers/pci/search.c b/drivers/pci/search.c index b137a27472c..c13232435dc 100644 --- a/drivers/pci/search.c +++ b/drivers/pci/search.c @@ -403,10 +403,11 @@ const struct pci_device_id *pci_find_present(const struct pci_device_id *ids) while (ids->vendor || ids->subvendor || ids->class_mask) { list_for_each_entry(dev, &pci_devices, global_list) { if ((found = pci_match_one_device(ids, dev)) != NULL) - break; + goto exit; } ids++; } +exit: up_read(&pci_bus_sem); return found; } diff --git a/drivers/pcmcia/at91_cf.c b/drivers/pcmcia/at91_cf.c index 948efc775a7..eb6abd3f922 100644 --- a/drivers/pcmcia/at91_cf.c +++ b/drivers/pcmcia/at91_cf.c @@ -336,16 +336,21 @@ static int at91_cf_suspend(struct platform_device *pdev, pm_message_t mesg) enable_irq_wake(board->det_pin); if (board->irq_pin) enable_irq_wake(board->irq_pin); - } else { - disable_irq_wake(board->det_pin); - if (board->irq_pin) - disable_irq_wake(board->irq_pin); } return 0; } static int at91_cf_resume(struct platform_device *pdev) { + struct at91_cf_socket *cf = platform_get_drvdata(pdev); + struct at91_cf_data *board = cf->board; + + if (device_may_wakeup(&pdev->dev)) { + disable_irq_wake(board->det_pin); + if (board->irq_pin) + disable_irq_wake(board->irq_pin); + } + pcmcia_socket_dev_resume(&pdev->dev); return 0; } diff --git a/drivers/rtc/rtc-cmos.c b/drivers/rtc/rtc-cmos.c index 6085261aa2c..e24ea82dc35 100644 --- a/drivers/rtc/rtc-cmos.c +++ b/drivers/rtc/rtc-cmos.c @@ -641,9 +641,16 @@ cmos_pnp_probe(struct pnp_dev *pnp, const struct pnp_device_id *id) * drivers can't provide shutdown() methods to disable IRQs. * Or better yet, fix PNP to allow those methods... */ - return cmos_do_probe(&pnp->dev, - &pnp->res.port_resource[0], - pnp->res.irq_resource[0].start); + if (pnp_port_start(pnp,0) == 0x70 && !pnp_irq_valid(pnp,0)) + /* Some machines contain a PNP entry for the RTC, but + * don't define the IRQ. It should always be safe to + * hardcode it in these cases + */ + return cmos_do_probe(&pnp->dev, &pnp->res.port_resource[0], 8); + else + return cmos_do_probe(&pnp->dev, + &pnp->res.port_resource[0], + pnp->res.irq_resource[0].start); } static void __exit cmos_pnp_remove(struct pnp_dev *pnp) diff --git a/drivers/s390/block/dasd_eer.c b/drivers/s390/block/dasd_eer.c index a1dc8c466ec..0c081a664ee 100644 --- a/drivers/s390/block/dasd_eer.c +++ b/drivers/s390/block/dasd_eer.c @@ -14,9 +14,9 @@ #include <linux/moduleparam.h> #include <linux/device.h> #include <linux/poll.h> +#include <linux/mutex.h> #include <asm/uaccess.h> -#include <asm/semaphore.h> #include <asm/atomic.h> #include <asm/ebcdic.h> @@ -514,7 +514,7 @@ void dasd_eer_disable(struct dasd_device *device) * to transfer in a readbuffer, which is protected by the readbuffer_mutex. */ static char readbuffer[PAGE_SIZE]; -static DECLARE_MUTEX(readbuffer_mutex); +static DEFINE_MUTEX(readbuffer_mutex); static int dasd_eer_open(struct inode *inp, struct file *filp) { @@ -579,7 +579,7 @@ static ssize_t dasd_eer_read(struct file *filp, char __user *buf, struct eerbuffer *eerb; eerb = (struct eerbuffer *) filp->private_data; - if (down_interruptible(&readbuffer_mutex)) + if (mutex_lock_interruptible(&readbuffer_mutex)) return -ERESTARTSYS; spin_lock_irqsave(&bufferlock, flags); @@ -588,7 +588,7 @@ static ssize_t dasd_eer_read(struct file *filp, char __user *buf, /* has been deleted */ eerb->residual = 0; spin_unlock_irqrestore(&bufferlock, flags); - up(&readbuffer_mutex); + mutex_unlock(&readbuffer_mutex); return -EIO; } else if (eerb->residual > 0) { /* OK we still have a second half of a record to deliver */ @@ -602,7 +602,7 @@ static ssize_t dasd_eer_read(struct file *filp, char __user *buf, if (!tc) { /* no data available */ spin_unlock_irqrestore(&bufferlock, flags); - up(&readbuffer_mutex); + mutex_unlock(&readbuffer_mutex); if (filp->f_flags & O_NONBLOCK) return -EAGAIN; rc = wait_event_interruptible( @@ -610,7 +610,7 @@ static ssize_t dasd_eer_read(struct file *filp, char __user *buf, eerb->head != eerb->tail); if (rc) return rc; - if (down_interruptible(&readbuffer_mutex)) + if (mutex_lock_interruptible(&readbuffer_mutex)) return -ERESTARTSYS; spin_lock_irqsave(&bufferlock, flags); } @@ -626,11 +626,11 @@ static ssize_t dasd_eer_read(struct file *filp, char __user *buf, spin_unlock_irqrestore(&bufferlock, flags); if (copy_to_user(buf, readbuffer, effective_count)) { - up(&readbuffer_mutex); + mutex_unlock(&readbuffer_mutex); return -EFAULT; } - up(&readbuffer_mutex); + mutex_unlock(&readbuffer_mutex); return effective_count; } diff --git a/drivers/s390/char/raw3270.c b/drivers/s390/char/raw3270.c index f6ef90ee3e7..743944ad61e 100644 --- a/drivers/s390/char/raw3270.c +++ b/drivers/s390/char/raw3270.c @@ -487,7 +487,7 @@ struct raw3270_ua { /* Query Reply structure for Usable Area */ } __attribute__ ((packed)); static struct diag210 raw3270_init_diag210; -static DECLARE_MUTEX(raw3270_init_sem); +static DEFINE_MUTEX(raw3270_init_mutex); static int raw3270_init_irq(struct raw3270_view *view, struct raw3270_request *rq, @@ -713,7 +713,7 @@ raw3270_size_device(struct raw3270 *rp) { int rc; - down(&raw3270_init_sem); + mutex_lock(&raw3270_init_mutex); rp->view = &raw3270_init_view; raw3270_init_view.dev = rp; if (MACHINE_IS_VM) @@ -722,7 +722,7 @@ raw3270_size_device(struct raw3270 *rp) rc = __raw3270_size_device(rp); raw3270_init_view.dev = NULL; rp->view = NULL; - up(&raw3270_init_sem); + mutex_unlock(&raw3270_init_mutex); if (rc == 0) { /* Found something. */ /* Try to find a model. */ rp->model = 0; @@ -749,7 +749,7 @@ raw3270_reset_device(struct raw3270 *rp) { int rc; - down(&raw3270_init_sem); + mutex_lock(&raw3270_init_mutex); memset(&rp->init_request, 0, sizeof(rp->init_request)); memset(&rp->init_data, 0, sizeof(rp->init_data)); /* Store reset data stream to init_data/init_request */ @@ -764,7 +764,7 @@ raw3270_reset_device(struct raw3270 *rp) rc = raw3270_start_init(rp, &raw3270_init_view, &rp->init_request); raw3270_init_view.dev = NULL; rp->view = NULL; - up(&raw3270_init_sem); + mutex_unlock(&raw3270_init_mutex); return rc; } diff --git a/drivers/s390/cio/device.c b/drivers/s390/cio/device.c index a8b373f69cf..6b264bdb5bf 100644 --- a/drivers/s390/cio/device.c +++ b/drivers/s390/cio/device.c @@ -296,30 +296,57 @@ static void ccw_device_unregister(struct ccw_device *cdev) device_del(&cdev->dev); } +static void ccw_device_remove_orphan_cb(struct device *dev) +{ + struct ccw_device *cdev = to_ccwdev(dev); + + ccw_device_unregister(cdev); + put_device(&cdev->dev); +} + +static void ccw_device_remove_sch_cb(struct device *dev) +{ + struct subchannel *sch; + + sch = to_subchannel(dev); + css_sch_device_unregister(sch); + /* Reset intparm to zeroes. */ + sch->schib.pmcw.intparm = 0; + cio_modify(sch); + put_device(&sch->dev); +} + static void ccw_device_remove_disconnected(struct ccw_device *cdev) { - struct subchannel *sch; unsigned long flags; + int rc; + /* * Forced offline in disconnected state means * 'throw away device'. */ if (ccw_device_is_orphan(cdev)) { - /* Deregister ccw device. */ + /* + * Deregister ccw device. + * Unfortunately, we cannot do this directly from the + * attribute method. + */ spin_lock_irqsave(cdev->ccwlock, flags); cdev->private->state = DEV_STATE_NOT_OPER; spin_unlock_irqrestore(cdev->ccwlock, flags); - ccw_device_unregister(cdev); - put_device(&cdev->dev); - return ; + rc = device_schedule_callback(&cdev->dev, + ccw_device_remove_orphan_cb); + if (rc) + dev_info(&cdev->dev, "Couldn't unregister orphan\n"); + return; } - sch = to_subchannel(cdev->dev.parent); - css_sch_device_unregister(sch); - /* Reset intparm to zeroes. */ - sch->schib.pmcw.intparm = 0; - cio_modify(sch); - put_device(&sch->dev); + /* Deregister subchannel, which will kill the ccw device. */ + rc = device_schedule_callback(cdev->dev.parent, + ccw_device_remove_sch_cb); + if (rc) + dev_info(&cdev->dev, + "Couldn't unregister disconnected device\n"); } int diff --git a/drivers/s390/cio/device_fsm.c b/drivers/s390/cio/device_fsm.c index 898ec3b2beb..6bba8092957 100644 --- a/drivers/s390/cio/device_fsm.c +++ b/drivers/s390/cio/device_fsm.c @@ -688,6 +688,12 @@ ccw_device_disband_done(struct ccw_device *cdev, int err) ccw_device_done(cdev, DEV_STATE_BOXED); break; default: + cdev->private->flags.donotify = 0; + if (get_device(&cdev->dev)) { + PREPARE_WORK(&cdev->private->kick_work, + ccw_device_call_sch_unregister); + queue_work(ccw_device_work, &cdev->private->kick_work); + } ccw_device_done(cdev, DEV_STATE_NOT_OPER); break; } diff --git a/drivers/s390/scsi/zfcp_aux.c b/drivers/s390/scsi/zfcp_aux.c index ddff40c4212..821cde65e36 100644 --- a/drivers/s390/scsi/zfcp_aux.c +++ b/drivers/s390/scsi/zfcp_aux.c @@ -1127,6 +1127,7 @@ zfcp_adapter_dequeue(struct zfcp_adapter *adapter) int retval = 0; unsigned long flags; + zfcp_adapter_scsi_unregister(adapter); device_unregister(&adapter->generic_services); zfcp_sysfs_adapter_remove_files(&adapter->ccw_device->dev); dev_set_drvdata(&adapter->ccw_device->dev, NULL); diff --git a/drivers/s390/scsi/zfcp_ccw.c b/drivers/s390/scsi/zfcp_ccw.c index 81680efa172..1c8f71a5985 100644 --- a/drivers/s390/scsi/zfcp_ccw.c +++ b/drivers/s390/scsi/zfcp_ccw.c @@ -189,9 +189,7 @@ zfcp_ccw_set_online(struct ccw_device *ccw_device) * @ccw_device: pointer to belonging ccw device * * This function gets called by the common i/o layer and sets an adapter - * into state offline. Setting an fcp device offline means that it will be - * unregistered from the SCSI stack and that the adapter will be shut down - * asynchronously. + * into state offline. */ static int zfcp_ccw_set_offline(struct ccw_device *ccw_device) @@ -202,7 +200,6 @@ zfcp_ccw_set_offline(struct ccw_device *ccw_device) adapter = dev_get_drvdata(&ccw_device->dev); zfcp_erp_adapter_shutdown(adapter, 0); zfcp_erp_wait(adapter); - zfcp_adapter_scsi_unregister(adapter); zfcp_erp_thread_kill(adapter); zfcp_adapter_debug_unregister(adapter); up(&zfcp_data.config_sema); diff --git a/drivers/s390/scsi/zfcp_fsf.c b/drivers/s390/scsi/zfcp_fsf.c index a8b02542ac2..0eb31e162b1 100644 --- a/drivers/s390/scsi/zfcp_fsf.c +++ b/drivers/s390/scsi/zfcp_fsf.c @@ -156,44 +156,30 @@ zfcp_fsf_req_free(struct zfcp_fsf_req *fsf_req) kfree(fsf_req); } -/** - * zfcp_fsf_req_dismiss - dismiss a single fsf request - */ -static void zfcp_fsf_req_dismiss(struct zfcp_adapter *adapter, - struct zfcp_fsf_req *fsf_req, - unsigned int counter) -{ - u64 dbg_tmp[2]; - - dbg_tmp[0] = (u64) atomic_read(&adapter->reqs_active); - dbg_tmp[1] = (u64) counter; - debug_event(adapter->erp_dbf, 4, (void *) dbg_tmp, 16); - list_del(&fsf_req->list); - fsf_req->status |= ZFCP_STATUS_FSFREQ_DISMISSED; - zfcp_fsf_req_complete(fsf_req); -} - -/** - * zfcp_fsf_req_dismiss_all - dismiss all remaining fsf requests +/* + * Never ever call this without shutting down the adapter first. + * Otherwise the adapter would continue using and corrupting s390 storage. + * Included BUG_ON() call to ensure this is done. + * ERP is supposed to be the only user of this function. */ void zfcp_fsf_req_dismiss_all(struct zfcp_adapter *adapter) { - struct zfcp_fsf_req *request, *tmp; + struct zfcp_fsf_req *fsf_req, *tmp; unsigned long flags; LIST_HEAD(remove_queue); - unsigned int i, counter; + unsigned int i; + BUG_ON(atomic_test_mask(ZFCP_STATUS_ADAPTER_QDIOUP, &adapter->status)); spin_lock_irqsave(&adapter->req_list_lock, flags); atomic_set(&adapter->reqs_active, 0); - for (i=0; i<REQUEST_LIST_SIZE; i++) + for (i = 0; i < REQUEST_LIST_SIZE; i++) list_splice_init(&adapter->req_list[i], &remove_queue); - spin_unlock_irqrestore(&adapter->req_list_lock, flags); - counter = 0; - list_for_each_entry_safe(request, tmp, &remove_queue, list) { - zfcp_fsf_req_dismiss(adapter, request, counter); - counter++; + list_for_each_entry_safe(fsf_req, tmp, &remove_queue, list) { + list_del(&fsf_req->list); + fsf_req->status |= ZFCP_STATUS_FSFREQ_DISMISSED; + zfcp_fsf_req_complete(fsf_req); } } diff --git a/drivers/s390/scsi/zfcp_scsi.c b/drivers/s390/scsi/zfcp_scsi.c index 16e2d64658a..0acf6db0a08 100644 --- a/drivers/s390/scsi/zfcp_scsi.c +++ b/drivers/s390/scsi/zfcp_scsi.c @@ -569,6 +569,9 @@ zfcp_adapter_scsi_register(struct zfcp_adapter *adapter) int retval = 0; static unsigned int unique_id = 0; + if (adapter->scsi_host) + goto out; + /* register adapter as SCSI host with mid layer of SCSI stack */ adapter->scsi_host = scsi_host_alloc(&zfcp_data.scsi_host_template, sizeof (struct zfcp_adapter *)); diff --git a/drivers/sbus/char/flash.c b/drivers/sbus/char/flash.c index 262f01e6859..44e039865aa 100644 --- a/drivers/sbus/char/flash.c +++ b/drivers/sbus/char/flash.c @@ -14,6 +14,7 @@ #include <linux/init.h> #include <linux/smp_lock.h> #include <linux/spinlock.h> +#include <linux/mm.h> #include <asm/system.h> #include <asm/uaccess.h> diff --git a/drivers/scsi/Kconfig b/drivers/scsi/Kconfig index d28c14e23c3..2b2f5c12019 100644 --- a/drivers/scsi/Kconfig +++ b/drivers/scsi/Kconfig @@ -1532,6 +1532,7 @@ source "drivers/scsi/arm/Kconfig" config JAZZ_ESP bool "MIPS JAZZ FAS216 SCSI support" depends on MACH_JAZZ && SCSI + select SCSI_SPI_ATTRS help This is the driver for the onboard SCSI host adapter of MIPS Magnum 4000, Acer PICA, Olivetti M700-10 and a few other identical OEM @@ -1753,23 +1754,10 @@ config SUN3X_ESP The ESP was an on-board SCSI controller used on Sun 3/80 machines. Say Y here to compile in support for it. -config SCSI_ESP_CORE - tristate "ESP Scsi Driver Core" - depends on SCSI - select SCSI_SPI_ATTRS - help - This is a core driver for NCR53c9x based scsi chipsets, - also known as "ESP" for Emulex Scsi Processor or - Enhanced Scsi Processor. This driver does not exist by - itself, there are front-end drivers which, when enabled, - select and enable this driver. One example is SCSI_SUNESP. - These front-end drivers provide probing, DMA, and register - access support for the core driver. - config SCSI_SUNESP tristate "Sparc ESP Scsi Driver" depends on SBUS && SCSI - select SCSI_ESP_CORE + select SCSI_SPI_ATTRS help This is the driver for the Sun ESP SCSI host adapter. The ESP chipset is present in most SPARC SBUS-based computers. diff --git a/drivers/scsi/Makefile b/drivers/scsi/Makefile index 51e884fa10b..b1b63279158 100644 --- a/drivers/scsi/Makefile +++ b/drivers/scsi/Makefile @@ -106,8 +106,7 @@ obj-$(CONFIG_MEGARAID_LEGACY) += megaraid.o obj-$(CONFIG_MEGARAID_NEWGEN) += megaraid/ obj-$(CONFIG_MEGARAID_SAS) += megaraid/ obj-$(CONFIG_SCSI_ACARD) += atp870u.o -obj-$(CONFIG_SCSI_ESP_CORE) += esp_scsi.o -obj-$(CONFIG_SCSI_SUNESP) += sun_esp.o +obj-$(CONFIG_SCSI_SUNESP) += esp_scsi.o sun_esp.o obj-$(CONFIG_SCSI_GDTH) += gdth.o obj-$(CONFIG_SCSI_INITIO) += initio.o obj-$(CONFIG_SCSI_INIA100) += a100u2w.o @@ -121,7 +120,7 @@ obj-$(CONFIG_BLK_DEV_3W_XXXX_RAID) += 3w-xxxx.o obj-$(CONFIG_SCSI_3W_9XXX) += 3w-9xxx.o obj-$(CONFIG_SCSI_PPA) += ppa.o obj-$(CONFIG_SCSI_IMM) += imm.o -obj-$(CONFIG_JAZZ_ESP) += NCR53C9x.o jazz_esp.o +obj-$(CONFIG_JAZZ_ESP) += esp_scsi.o jazz_esp.o obj-$(CONFIG_SUN3X_ESP) += NCR53C9x.o sun3x_esp.o obj-$(CONFIG_SCSI_FCAL) += fcal.o obj-$(CONFIG_SCSI_LASI700) += 53c700.o lasi700.o diff --git a/drivers/scsi/NCR5380.c b/drivers/scsi/NCR5380.c index bb3cb336054..88ea5a1fb60 100644 --- a/drivers/scsi/NCR5380.c +++ b/drivers/scsi/NCR5380.c @@ -2625,7 +2625,7 @@ static void NCR5380_reselect(struct Scsi_Host *instance) { #ifdef REAL_DMA static void NCR5380_dma_complete(NCR5380_instance * instance) { NCR5380_local_declare(); - struct NCR5380_hostdata *hostdata = (struct NCR5380_hostdata * instance->hostdata); + struct NCR5380_hostdata *hostdata = (struct NCR5380_hostdata *) instance->hostdata; int transferred; NCR5380_setup(instance); diff --git a/drivers/scsi/aacraid/aachba.c b/drivers/scsi/aacraid/aachba.c index 1e82c69b36b..8dcfe4ec35c 100644 --- a/drivers/scsi/aacraid/aachba.c +++ b/drivers/scsi/aacraid/aachba.c @@ -146,7 +146,7 @@ static char *aac_get_status_string(u32 status); static int nondasd = -1; static int dacmode = -1; -static int commit = -1; +int aac_commit = -1; int startup_timeout = 180; int aif_timeout = 120; @@ -154,7 +154,7 @@ module_param(nondasd, int, S_IRUGO|S_IWUSR); MODULE_PARM_DESC(nondasd, "Control scanning of hba for nondasd devices. 0=off, 1=on"); module_param(dacmode, int, S_IRUGO|S_IWUSR); MODULE_PARM_DESC(dacmode, "Control whether dma addressing is using 64 bit DAC. 0=off, 1=on"); -module_param(commit, int, S_IRUGO|S_IWUSR); +module_param_named(commit, aac_commit, int, S_IRUGO|S_IWUSR); MODULE_PARM_DESC(commit, "Control whether a COMMIT_CONFIG is issued to the adapter for foreign arrays.\nThis is typically needed in systems that do not have a BIOS. 0=off, 1=on"); module_param(startup_timeout, int, S_IRUGO|S_IWUSR); MODULE_PARM_DESC(startup_timeout, "The duration of time in seconds to wait for adapter to have it's kernel up and\nrunning. This is typically adjusted for large systems that do not have a BIOS."); @@ -173,6 +173,9 @@ int expose_physicals = -1; module_param(expose_physicals, int, S_IRUGO|S_IWUSR); MODULE_PARM_DESC(expose_physicals, "Expose physical components of the arrays. -1=protect 0=off, 1=on"); +int aac_reset_devices = 0; +module_param_named(reset_devices, aac_reset_devices, int, S_IRUGO|S_IWUSR); +MODULE_PARM_DESC(reset_devices, "Force an adapter reset at initialization."); static inline int aac_valid_context(struct scsi_cmnd *scsicmd, struct fib *fibptr) { @@ -246,7 +249,7 @@ int aac_get_config_status(struct aac_dev *dev, int commit_flag) aac_fib_complete(fibptr); /* Send a CT_COMMIT_CONFIG to enable discovery of devices */ if (status >= 0) { - if ((commit == 1) || commit_flag) { + if ((aac_commit == 1) || commit_flag) { struct aac_commit_config * dinfo; aac_fib_init(fibptr); dinfo = (struct aac_commit_config *) fib_data(fibptr); @@ -261,7 +264,7 @@ int aac_get_config_status(struct aac_dev *dev, int commit_flag) 1, 1, NULL, NULL); aac_fib_complete(fibptr); - } else if (commit == 0) { + } else if (aac_commit == 0) { printk(KERN_WARNING "aac_get_config_status: Foreign device configurations are being ignored\n"); } @@ -340,7 +343,7 @@ int aac_get_containers(struct aac_dev *dev) static void aac_internal_transfer(struct scsi_cmnd *scsicmd, void *data, unsigned int offset, unsigned int len) { void *buf; - unsigned int transfer_len; + int transfer_len; struct scatterlist *sg = scsicmd->request_buffer; if (scsicmd->use_sg) { @@ -351,7 +354,7 @@ static void aac_internal_transfer(struct scsi_cmnd *scsicmd, void *data, unsigne transfer_len = min(scsicmd->request_bufflen, len + offset); } transfer_len -= offset; - if (buf && transfer_len) + if (buf && transfer_len > 0) memcpy(buf + offset, data, transfer_len); if (scsicmd->use_sg) diff --git a/drivers/scsi/aacraid/aacraid.h b/drivers/scsi/aacraid/aacraid.h index 45ca3e80161..c81edf36913 100644 --- a/drivers/scsi/aacraid/aacraid.h +++ b/drivers/scsi/aacraid/aacraid.h @@ -1823,9 +1823,12 @@ int aac_send_shutdown(struct aac_dev *dev); int aac_probe_container(struct aac_dev *dev, int cid); int _aac_rx_init(struct aac_dev *dev); int aac_rx_select_comm(struct aac_dev *dev, int comm); +int aac_rx_deliver_producer(struct fib * fib); extern int numacb; extern int acbsize; extern char aac_driver_version[]; extern int startup_timeout; extern int aif_timeout; extern int expose_physicals; +extern int aac_reset_devices; +extern int aac_commit; diff --git a/drivers/scsi/aacraid/linit.c b/drivers/scsi/aacraid/linit.c index 350ea7feb61..5c487ff096c 100644 --- a/drivers/scsi/aacraid/linit.c +++ b/drivers/scsi/aacraid/linit.c @@ -863,6 +863,14 @@ static struct scsi_host_template aac_driver_template = { .emulated = 1, }; +static void __aac_shutdown(struct aac_dev * aac) +{ + kthread_stop(aac->thread); + aac_send_shutdown(aac); + aac_adapter_disable_int(aac); + free_irq(aac->pdev->irq, aac); +} + static int __devinit aac_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) { @@ -1015,10 +1023,7 @@ static int __devinit aac_probe_one(struct pci_dev *pdev, return 0; out_deinit: - kthread_stop(aac->thread); - aac_send_shutdown(aac); - aac_adapter_disable_int(aac); - free_irq(pdev->irq, aac); + __aac_shutdown(aac); out_unmap: aac_fib_map_free(aac); pci_free_consistent(aac->pdev, aac->comm_size, aac->comm_addr, aac->comm_phys); @@ -1038,7 +1043,8 @@ static void aac_shutdown(struct pci_dev *dev) { struct Scsi_Host *shost = pci_get_drvdata(dev); struct aac_dev *aac = (struct aac_dev *)shost->hostdata; - aac_send_shutdown(aac); + scsi_block_requests(shost); + __aac_shutdown(aac); } static void __devexit aac_remove_one(struct pci_dev *pdev) @@ -1048,16 +1054,12 @@ static void __devexit aac_remove_one(struct pci_dev *pdev) scsi_remove_host(shost); - kthread_stop(aac->thread); - - aac_send_shutdown(aac); - aac_adapter_disable_int(aac); + __aac_shutdown(aac); aac_fib_map_free(aac); pci_free_consistent(aac->pdev, aac->comm_size, aac->comm_addr, aac->comm_phys); kfree(aac->queues); - free_irq(pdev->irq, aac); aac_adapter_ioremap(aac, 0); kfree(aac->fibs); diff --git a/drivers/scsi/aacraid/rx.c b/drivers/scsi/aacraid/rx.c index 291cd14f4e9..ae978a373c5 100644 --- a/drivers/scsi/aacraid/rx.c +++ b/drivers/scsi/aacraid/rx.c @@ -378,7 +378,7 @@ static int aac_rx_check_health(struct aac_dev *dev) * * Will send a fib, returning 0 if successful. */ -static int aac_rx_deliver_producer(struct fib * fib) +int aac_rx_deliver_producer(struct fib * fib) { struct aac_dev *dev = fib->dev; struct aac_queue *q = &dev->queues->queue[AdapNormCmdQueue]; @@ -488,6 +488,8 @@ static int aac_rx_restart_adapter(struct aac_dev *dev, int bled) return -EINVAL; if (rx_readl(dev, MUnit.OMRx[0]) & KERNEL_PANIC) return -ENODEV; + if (startup_timeout < 300) + startup_timeout = 300; return 0; } @@ -542,7 +544,7 @@ int _aac_rx_init(struct aac_dev *dev) dev->a_ops.adapter_sync_cmd = rx_sync_cmd; dev->a_ops.adapter_enable_int = aac_rx_disable_interrupt; dev->OIMR = status = rx_readb (dev, MUnit.OIMR); - if ((((status & 0x0c) != 0x0c) || reset_devices) && + if ((((status & 0x0c) != 0x0c) || aac_reset_devices || reset_devices) && !aac_rx_restart_adapter(dev, 0)) ++restart; /* @@ -594,6 +596,8 @@ int _aac_rx_init(struct aac_dev *dev) } msleep(1); } + if (restart) + aac_commit = 1; /* * Fill in the common function dispatch table. */ diff --git a/drivers/scsi/aacraid/sa.c b/drivers/scsi/aacraid/sa.c index f4b5e9742ab..85b91bc578c 100644 --- a/drivers/scsi/aacraid/sa.c +++ b/drivers/scsi/aacraid/sa.c @@ -5,7 +5,7 @@ * based on the old aacraid driver that is.. * Adaptec aacraid device driver for Linux. * - * Copyright (c) 2000 Adaptec, Inc. (aacraid@adaptec.com) + * Copyright (c) 2000-2007 Adaptec, Inc. (aacraid@adaptec.com) * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -257,6 +257,11 @@ static void aac_sa_start_adapter(struct aac_dev *dev) NULL, NULL, NULL, NULL, NULL); } +static int aac_sa_restart_adapter(struct aac_dev *dev, int bled) +{ + return -EINVAL; +} + /** * aac_sa_check_health * @dev: device to check if healthy @@ -366,7 +371,9 @@ int aac_sa_init(struct aac_dev *dev) dev->a_ops.adapter_notify = aac_sa_notify_adapter; dev->a_ops.adapter_sync_cmd = sa_sync_cmd; dev->a_ops.adapter_check_health = aac_sa_check_health; + dev->a_ops.adapter_restart = aac_sa_restart_adapter; dev->a_ops.adapter_intr = aac_sa_intr; + dev->a_ops.adapter_deliver = aac_rx_deliver_producer; dev->a_ops.adapter_ioremap = aac_sa_ioremap; /* diff --git a/drivers/scsi/aic7xxx/aic79xx_core.c b/drivers/scsi/aic7xxx/aic79xx_core.c index 9ddc6e4a74b..05f692bd0ad 100644 --- a/drivers/scsi/aic7xxx/aic79xx_core.c +++ b/drivers/scsi/aic7xxx/aic79xx_core.c @@ -5180,7 +5180,7 @@ ahd_handle_devreset(struct ahd_softc *ahd, struct ahd_devinfo *devinfo, cur_lun = lun; max_lun = lun; } - for (cur_lun <= max_lun; cur_lun++) { + for (;cur_lun <= max_lun; cur_lun++) { struct ahd_tmode_lstate* lstate; lstate = tstate->enabled_luns[cur_lun]; diff --git a/drivers/scsi/aic7xxx/aicasm/aicasm_gram.y b/drivers/scsi/aic7xxx/aicasm/aicasm_gram.y index c328596def3..6066998ed56 100644 --- a/drivers/scsi/aic7xxx/aicasm/aicasm_gram.y +++ b/drivers/scsi/aic7xxx/aicasm/aicasm_gram.y @@ -106,6 +106,7 @@ static void make_expression(expression_t *immed, int value); static void add_conditional(symbol_t *symbol); static void add_version(const char *verstring); static int is_download_const(expression_t *immed); +void yyerror(const char *string); #define SRAM_SYMNAME "SRAM_BASE" #define SCB_SYMNAME "SCB_BASE" diff --git a/drivers/scsi/aic7xxx/aicasm/aicasm_macro_gram.y b/drivers/scsi/aic7xxx/aicasm/aicasm_macro_gram.y index 439f760b34b..ff46aa6801b 100644 --- a/drivers/scsi/aic7xxx/aicasm/aicasm_macro_gram.y +++ b/drivers/scsi/aic7xxx/aicasm/aicasm_macro_gram.y @@ -65,6 +65,7 @@ static symbol_t *macro_symbol; static void add_macro_arg(const char *argtext, int position); +void mmerror(const char *string); %} diff --git a/drivers/scsi/aic94xx/aic94xx_tmf.c b/drivers/scsi/aic94xx/aic94xx_tmf.c index 9a14a6d9727..c0d0b7d7a8c 100644 --- a/drivers/scsi/aic94xx/aic94xx_tmf.c +++ b/drivers/scsi/aic94xx/aic94xx_tmf.c @@ -290,6 +290,7 @@ static void asd_tmf_tasklet_complete(struct asd_ascb *ascb, static inline int asd_clear_nexus(struct sas_task *task) { int res = TMF_RESP_FUNC_FAILED; + int leftover; struct asd_ascb *tascb = task->lldd_task; unsigned long flags; @@ -298,10 +299,12 @@ static inline int asd_clear_nexus(struct sas_task *task) res = asd_clear_nexus_tag(task); else res = asd_clear_nexus_index(task); - wait_for_completion_timeout(&tascb->completion, - AIC94XX_SCB_TIMEOUT); + leftover = wait_for_completion_timeout(&tascb->completion, + AIC94XX_SCB_TIMEOUT); ASD_DPRINTK("came back from clear nexus\n"); spin_lock_irqsave(&task->task_state_lock, flags); + if (leftover < 1) + res = TMF_RESP_FUNC_FAILED; if (task->task_state_flags & SAS_TASK_STATE_DONE) res = TMF_RESP_FUNC_COMPLETE; spin_unlock_irqrestore(&task->task_state_lock, flags); @@ -350,6 +353,7 @@ int asd_abort_task(struct sas_task *task) unsigned long flags; struct asd_ascb *ascb = NULL; struct scb *scb; + int leftover; spin_lock_irqsave(&task->task_state_lock, flags); if (task->task_state_flags & SAS_TASK_STATE_DONE) { @@ -455,9 +459,11 @@ int asd_abort_task(struct sas_task *task) break; case TF_TMF_TASK_DONE + 0xFF00: /* done but not reported yet */ res = TMF_RESP_FUNC_FAILED; - wait_for_completion_timeout(&tascb->completion, - AIC94XX_SCB_TIMEOUT); + leftover = wait_for_completion_timeout(&tascb->completion, + AIC94XX_SCB_TIMEOUT); spin_lock_irqsave(&task->task_state_lock, flags); + if (leftover < 1) + res = TMF_RESP_FUNC_FAILED; if (task->task_state_flags & SAS_TASK_STATE_DONE) res = TMF_RESP_FUNC_COMPLETE; spin_unlock_irqrestore(&task->task_state_lock, flags); diff --git a/drivers/scsi/atari_NCR5380.c b/drivers/scsi/atari_NCR5380.c index eff846ae0af..03dbe60c264 100644 --- a/drivers/scsi/atari_NCR5380.c +++ b/drivers/scsi/atari_NCR5380.c @@ -894,45 +894,6 @@ static int NCR5380_init(struct Scsi_Host *instance, int flags) } /* - * our own old-style timeout update - */ -/* - * The strategy is to cause the timer code to call scsi_times_out() - * when the soonest timeout is pending. - * The arguments are used when we are queueing a new command, because - * we do not want to subtract the time used from this time, but when we - * set the timer, we want to take this value into account. - */ - -int atari_scsi_update_timeout(Scsi_Cmnd * SCset, int timeout) -{ - int rtn; - - /* - * We are using the new error handling code to actually register/deregister - * timers for timeout. - */ - - if (!timer_pending(&SCset->eh_timeout)) - rtn = 0; - else - rtn = SCset->eh_timeout.expires - jiffies; - - if (timeout == 0) { - del_timer(&SCset->eh_timeout); - SCset->eh_timeout.data = (unsigned long)NULL; - SCset->eh_timeout.expires = 0; - } else { - if (SCset->eh_timeout.data != (unsigned long)NULL) - del_timer(&SCset->eh_timeout); - SCset->eh_timeout.data = (unsigned long)SCset; - SCset->eh_timeout.expires = jiffies + timeout; - add_timer(&SCset->eh_timeout); - } - return rtn; -} - -/* * Function : int NCR5380_queue_command (Scsi_Cmnd *cmd, * void (*done)(Scsi_Cmnd *)) * @@ -956,7 +917,6 @@ static int NCR5380_queue_command(Scsi_Cmnd *cmd, void (*done)(Scsi_Cmnd *)) Scsi_Cmnd *tmp; int oldto; unsigned long flags; - // extern int update_timeout(Scsi_Cmnd * SCset, int timeout); #if (NDEBUG & NDEBUG_NO_WRITE) switch (cmd->cmnd[0]) { @@ -1029,9 +989,9 @@ static int NCR5380_queue_command(Scsi_Cmnd *cmd, void (*done)(Scsi_Cmnd *)) * alter queues and touch the lock. */ if (!IS_A_TT()) { - oldto = atari_scsi_update_timeout(cmd, 0); + /* perhaps stop command timer here */ falcon_get_lock(); - atari_scsi_update_timeout(cmd, oldto); + /* perhaps restart command timer here */ } if (!(hostdata->issue_queue) || (cmd->cmnd[0] == REQUEST_SENSE)) { LIST(cmd, hostdata->issue_queue); diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c index 4baa79e6867..fa6ff295e56 100644 --- a/drivers/scsi/ipr.c +++ b/drivers/scsi/ipr.c @@ -3954,6 +3954,13 @@ static int __ipr_eh_dev_reset(struct scsi_cmnd * scsi_cmd) spin_unlock_irq(scsi_cmd->device->host->host_lock); ata_do_eh(ap, NULL, NULL, ipr_sata_reset, NULL); spin_lock_irq(scsi_cmd->device->host->host_lock); + + list_for_each_entry(ipr_cmd, &ioa_cfg->pending_q, queue) { + if (ipr_cmd->ioarcb.res_handle == res->cfgte.res_handle) { + rc = -EIO; + break; + } + } } else rc = ipr_device_reset(ioa_cfg, res); res->resetting_device = 0; diff --git a/drivers/scsi/jazz_esp.c b/drivers/scsi/jazz_esp.c index 19dd4b962e1..81e497d9eae 100644 --- a/drivers/scsi/jazz_esp.c +++ b/drivers/scsi/jazz_esp.c @@ -1,307 +1,244 @@ -/* - * jazz_esp.c: Driver for SCSI chip on Mips Magnum Boards (JAZZ architecture) +/* jazz_esp.c: ESP front-end for MIPS JAZZ systems. * - * Copyright (C) 1997 Thomas Bogendoerfer (tsbogend@alpha.franken.de) - * - * jazz_esp is based on David S. Miller's ESP driver and cyber_esp + * Copyright (C) 2007 Thomas Bogendörfer (tsbogend@alpha.frankende) */ -#include <linux/init.h> #include <linux/kernel.h> -#include <linux/delay.h> #include <linux/types.h> -#include <linux/string.h> -#include <linux/slab.h> -#include <linux/blkdev.h> -#include <linux/proc_fs.h> -#include <linux/stat.h> - -#include "scsi.h" -#include <scsi/scsi_host.h> -#include "NCR53C9x.h" +#include <linux/module.h> +#include <linux/init.h> +#include <linux/interrupt.h> +#include <linux/platform_device.h> +#include <linux/dma-mapping.h> #include <asm/irq.h> +#include <asm/io.h> +#include <asm/dma.h> + #include <asm/jazz.h> #include <asm/jazzdma.h> -#include <asm/dma.h> -#include <asm/pgtable.h> - -static int dma_bytes_sent(struct NCR_ESP *esp, int fifo_count); -static int dma_can_transfer(struct NCR_ESP *esp, struct scsi_cmnd *sp); -static void dma_dump_state(struct NCR_ESP *esp); -static void dma_init_read(struct NCR_ESP *esp, __u32 vaddress, int length); -static void dma_init_write(struct NCR_ESP *esp, __u32 vaddress, int length); -static void dma_ints_off(struct NCR_ESP *esp); -static void dma_ints_on(struct NCR_ESP *esp); -static int dma_irq_p(struct NCR_ESP *esp); -static int dma_ports_p(struct NCR_ESP *esp); -static void dma_setup(struct NCR_ESP *esp, __u32 addr, int count, int write); -static void dma_mmu_get_scsi_one (struct NCR_ESP *esp, struct scsi_cmnd *sp); -static void dma_mmu_get_scsi_sgl (struct NCR_ESP *esp, struct scsi_cmnd *sp); -static void dma_mmu_release_scsi_one (struct NCR_ESP *esp, struct scsi_cmnd *sp); -static void dma_mmu_release_scsi_sgl (struct NCR_ESP *esp, struct scsi_cmnd *sp); -static void dma_advance_sg (struct scsi_cmnd *sp); -static void dma_led_off(struct NCR_ESP *); -static void dma_led_on(struct NCR_ESP *); - - -static volatile unsigned char cmd_buffer[16]; - /* This is where all commands are put - * before they are trasfered to the ESP chip - * via PIO. - */ - -static int jazz_esp_release(struct Scsi_Host *shost) -{ - if (shost->irq) - free_irq(shost->irq, NULL); - if (shost->dma_channel != 0xff) - free_dma(shost->dma_channel); - if (shost->io_port && shost->n_io_port) - release_region(shost->io_port, shost->n_io_port); - scsi_unregister(shost); - return 0; -} +#include <scsi/scsi_host.h> -/***************************************************************** Detection */ -static int jazz_esp_detect(struct scsi_host_template *tpnt) -{ - struct NCR_ESP *esp; - struct ConfigDev *esp_dev; - - /* - * first assumption it is there:-) - */ - if (1) { - esp_dev = NULL; - esp = esp_allocate(tpnt, esp_dev, 0); - - /* Do command transfer with programmed I/O */ - esp->do_pio_cmds = 1; - - /* Required functions */ - esp->dma_bytes_sent = &dma_bytes_sent; - esp->dma_can_transfer = &dma_can_transfer; - esp->dma_dump_state = &dma_dump_state; - esp->dma_init_read = &dma_init_read; - esp->dma_init_write = &dma_init_write; - esp->dma_ints_off = &dma_ints_off; - esp->dma_ints_on = &dma_ints_on; - esp->dma_irq_p = &dma_irq_p; - esp->dma_ports_p = &dma_ports_p; - esp->dma_setup = &dma_setup; - - /* Optional functions */ - esp->dma_barrier = NULL; - esp->dma_drain = NULL; - esp->dma_invalidate = NULL; - esp->dma_irq_entry = NULL; - esp->dma_irq_exit = NULL; - esp->dma_poll = NULL; - esp->dma_reset = NULL; - esp->dma_led_off = &dma_led_off; - esp->dma_led_on = &dma_led_on; - - /* virtual DMA functions */ - esp->dma_mmu_get_scsi_one = &dma_mmu_get_scsi_one; - esp->dma_mmu_get_scsi_sgl = &dma_mmu_get_scsi_sgl; - esp->dma_mmu_release_scsi_one = &dma_mmu_release_scsi_one; - esp->dma_mmu_release_scsi_sgl = &dma_mmu_release_scsi_sgl; - esp->dma_advance_sg = &dma_advance_sg; - - - /* SCSI chip speed */ - esp->cfreq = 40000000; +#include "esp_scsi.h" - /* - * we don't give the address of DMA channel, but the number - * of DMA channel, so we can use the jazz DMA functions - * - */ - esp->dregs = (void *) JAZZ_SCSI_DMA; - - /* ESP register base */ - esp->eregs = (struct ESP_regs *)(JAZZ_SCSI_BASE); - - /* Set the command buffer */ - esp->esp_command = (volatile unsigned char *)cmd_buffer; - - /* get virtual dma address for command buffer */ - esp->esp_command_dvma = vdma_alloc(CPHYSADDR(cmd_buffer), sizeof (cmd_buffer)); - - esp->irq = JAZZ_SCSI_IRQ; - request_irq(JAZZ_SCSI_IRQ, esp_intr, IRQF_DISABLED, "JAZZ SCSI", - esp->ehost); - - /* - * FIXME, look if the scsi id is available from NVRAM - */ - esp->scsi_id = 7; - - /* Check for differential SCSI-bus */ - /* What is this stuff? */ - esp->diff = 0; - - esp_initialize(esp); - - printk("ESP: Total of %d ESP hosts found, %d actually in use.\n", nesps,esps_in_use); - esps_running = esps_in_use; - return esps_in_use; - } - return 0; -} +#define DRV_MODULE_NAME "jazz_esp" +#define PFX DRV_MODULE_NAME ": " +#define DRV_VERSION "1.000" +#define DRV_MODULE_RELDATE "May 19, 2007" -/************************************************************* DMA Functions */ -static int dma_bytes_sent(struct NCR_ESP *esp, int fifo_count) +static void jazz_esp_write8(struct esp *esp, u8 val, unsigned long reg) { - return fifo_count; + *(volatile u8 *)(esp->regs + reg) = val; } -static int dma_can_transfer(struct NCR_ESP *esp, struct scsi_cmnd *sp) +static u8 jazz_esp_read8(struct esp *esp, unsigned long reg) { - /* - * maximum DMA size is 1MB - */ - unsigned long sz = sp->SCp.this_residual; - if(sz > 0x100000) - sz = 0x100000; - return sz; + return *(volatile u8 *)(esp->regs + reg); } -static void dma_dump_state(struct NCR_ESP *esp) +static dma_addr_t jazz_esp_map_single(struct esp *esp, void *buf, + size_t sz, int dir) { - - ESPLOG(("esp%d: dma -- enable <%08x> residue <%08x\n", - esp->esp_id, vdma_get_enable((int)esp->dregs), vdma_get_residue((int)esp->dregs))); + return dma_map_single(esp->dev, buf, sz, dir); } -static void dma_init_read(struct NCR_ESP *esp, __u32 vaddress, int length) +static int jazz_esp_map_sg(struct esp *esp, struct scatterlist *sg, + int num_sg, int dir) { - dma_cache_wback_inv ((unsigned long)phys_to_virt(vdma_log2phys(vaddress)), length); - vdma_disable ((int)esp->dregs); - vdma_set_mode ((int)esp->dregs, DMA_MODE_READ); - vdma_set_addr ((int)esp->dregs, vaddress); - vdma_set_count ((int)esp->dregs, length); - vdma_enable ((int)esp->dregs); + return dma_map_sg(esp->dev, sg, num_sg, dir); } -static void dma_init_write(struct NCR_ESP *esp, __u32 vaddress, int length) +static void jazz_esp_unmap_single(struct esp *esp, dma_addr_t addr, + size_t sz, int dir) { - dma_cache_wback_inv ((unsigned long)phys_to_virt(vdma_log2phys(vaddress)), length); - vdma_disable ((int)esp->dregs); - vdma_set_mode ((int)esp->dregs, DMA_MODE_WRITE); - vdma_set_addr ((int)esp->dregs, vaddress); - vdma_set_count ((int)esp->dregs, length); - vdma_enable ((int)esp->dregs); + dma_unmap_single(esp->dev, addr, sz, dir); } -static void dma_ints_off(struct NCR_ESP *esp) +static void jazz_esp_unmap_sg(struct esp *esp, struct scatterlist *sg, + int num_sg, int dir) { - disable_irq(esp->irq); + dma_unmap_sg(esp->dev, sg, num_sg, dir); } -static void dma_ints_on(struct NCR_ESP *esp) +static int jazz_esp_irq_pending(struct esp *esp) { - enable_irq(esp->irq); + if (jazz_esp_read8(esp, ESP_STATUS) & ESP_STAT_INTR) + return 1; + return 0; } -static int dma_irq_p(struct NCR_ESP *esp) +static void jazz_esp_reset_dma(struct esp *esp) { - return (esp_read(esp->eregs->esp_status) & ESP_STAT_INTR); + vdma_disable ((int)esp->dma_regs); } -static int dma_ports_p(struct NCR_ESP *esp) +static void jazz_esp_dma_drain(struct esp *esp) { - int enable = vdma_get_enable((int)esp->dregs); - - return (enable & R4030_CHNL_ENABLE); + /* nothing to do */ } -static void dma_setup(struct NCR_ESP *esp, __u32 addr, int count, int write) +static void jazz_esp_dma_invalidate(struct esp *esp) { - /* - * On the Sparc, DMA_ST_WRITE means "move data from device to memory" - * so when (write) is true, it actually means READ! - */ - if(write){ - dma_init_read(esp, addr, count); - } else { - dma_init_write(esp, addr, count); - } + vdma_disable ((int)esp->dma_regs); } -static void dma_mmu_get_scsi_one (struct NCR_ESP *esp, struct scsi_cmnd *sp) +static void jazz_esp_send_dma_cmd(struct esp *esp, u32 addr, u32 esp_count, + u32 dma_count, int write, u8 cmd) { - sp->SCp.have_data_in = vdma_alloc(CPHYSADDR(sp->SCp.buffer), sp->SCp.this_residual); - sp->SCp.ptr = (char *)((unsigned long)sp->SCp.have_data_in); + BUG_ON(!(cmd & ESP_CMD_DMA)); + + jazz_esp_write8(esp, (esp_count >> 0) & 0xff, ESP_TCLOW); + jazz_esp_write8(esp, (esp_count >> 8) & 0xff, ESP_TCMED); + vdma_disable ((int)esp->dma_regs); + if (write) + vdma_set_mode ((int)esp->dma_regs, DMA_MODE_READ); + else + vdma_set_mode ((int)esp->dma_regs, DMA_MODE_WRITE); + + vdma_set_addr ((int)esp->dma_regs, addr); + vdma_set_count ((int)esp->dma_regs, dma_count); + vdma_enable ((int)esp->dma_regs); + + scsi_esp_cmd(esp, cmd); } -static void dma_mmu_get_scsi_sgl (struct NCR_ESP *esp, struct scsi_cmnd *sp) -{ - int sz = sp->SCp.buffers_residual; - struct scatterlist *sg = (struct scatterlist *) sp->SCp.buffer; - - while (sz >= 0) { - sg[sz].dma_address = vdma_alloc(CPHYSADDR(page_address(sg[sz].page) + sg[sz].offset), sg[sz].length); - sz--; - } - sp->SCp.ptr=(char *)(sp->SCp.buffer->dma_address); -} - -static void dma_mmu_release_scsi_one (struct NCR_ESP *esp, struct scsi_cmnd *sp) +static int jazz_esp_dma_error(struct esp *esp) { - vdma_free(sp->SCp.have_data_in); + u32 enable = vdma_get_enable((int)esp->dma_regs); + + if (enable & (R4030_MEM_INTR|R4030_ADDR_INTR)) + return 1; + + return 0; } -static void dma_mmu_release_scsi_sgl (struct NCR_ESP *esp, struct scsi_cmnd *sp) +static const struct esp_driver_ops jazz_esp_ops = { + .esp_write8 = jazz_esp_write8, + .esp_read8 = jazz_esp_read8, + .map_single = jazz_esp_map_single, + .map_sg = jazz_esp_map_sg, + .unmap_single = jazz_esp_unmap_single, + .unmap_sg = jazz_esp_unmap_sg, + .irq_pending = jazz_esp_irq_pending, + .reset_dma = jazz_esp_reset_dma, + .dma_drain = jazz_esp_dma_drain, + .dma_invalidate = jazz_esp_dma_invalidate, + .send_dma_cmd = jazz_esp_send_dma_cmd, + .dma_error = jazz_esp_dma_error, +}; + +static int __devinit esp_jazz_probe(struct platform_device *dev) { - int sz = sp->use_sg - 1; - struct scatterlist *sg = (struct scatterlist *)sp->request_buffer; - - while(sz >= 0) { - vdma_free(sg[sz].dma_address); - sz--; - } + struct scsi_host_template *tpnt = &scsi_esp_template; + struct Scsi_Host *host; + struct esp *esp; + struct resource *res; + int err; + + host = scsi_host_alloc(tpnt, sizeof(struct esp)); + + err = -ENOMEM; + if (!host) + goto fail; + + host->max_id = 8; + esp = host_to_esp(host); + + esp->host = host; + esp->dev = dev; + esp->ops = &jazz_esp_ops; + + res = platform_get_resource(dev, IORESOURCE_MEM, 0); + if (!res) + goto fail_unlink; + + esp->regs = (void __iomem *)res->start; + if (!esp->regs) + goto fail_unlink; + + res = platform_get_resource(dev, IORESOURCE_MEM, 1); + if (!res) + goto fail_unlink; + + esp->dma_regs = (void __iomem *)res->start; + + esp->command_block = dma_alloc_coherent(esp->dev, 16, + &esp->command_block_dma, + GFP_KERNEL); + if (!esp->command_block) + goto fail_unmap_regs; + + host->irq = platform_get_irq(dev, 0); + err = request_irq(host->irq, scsi_esp_intr, IRQF_SHARED, "ESP", esp); + if (err < 0) + goto fail_unmap_command_block; + + esp->scsi_id = 7; + esp->host->this_id = esp->scsi_id; + esp->scsi_id_mask = (1 << esp->scsi_id); + esp->cfreq = 40000000; + + dev_set_drvdata(&dev->dev, esp); + + err = scsi_esp_register(esp, &dev->dev); + if (err) + goto fail_free_irq; + + return 0; + +fail_free_irq: + free_irq(host->irq, esp); +fail_unmap_command_block: + dma_free_coherent(esp->dev, 16, + esp->command_block, + esp->command_block_dma); +fail_unmap_regs: +fail_unlink: + scsi_host_put(host); +fail: + return err; } -static void dma_advance_sg (struct scsi_cmnd *sp) +static int __devexit esp_jazz_remove(struct platform_device *dev) { - sp->SCp.ptr = (char *)(sp->SCp.buffer->dma_address); + struct esp *esp = dev_get_drvdata(&dev->dev); + unsigned int irq = esp->host->irq; + + scsi_esp_unregister(esp); + + free_irq(irq, esp); + dma_free_coherent(esp->dev, 16, + esp->command_block, + esp->command_block_dma); + + scsi_host_put(esp->host); + + return 0; } -#define JAZZ_HDC_LED 0xe000d100 /* FIXME, find correct address */ +static struct platform_driver esp_jazz_driver = { + .probe = esp_jazz_probe, + .remove = __devexit_p(esp_jazz_remove), + .driver = { + .name = "jazz_esp", + }, +}; -static void dma_led_off(struct NCR_ESP *esp) +static int __init jazz_esp_init(void) { -#if 0 - *(unsigned char *)JAZZ_HDC_LED = 0; -#endif + return platform_driver_register(&esp_jazz_driver); } -static void dma_led_on(struct NCR_ESP *esp) -{ -#if 0 - *(unsigned char *)JAZZ_HDC_LED = 1; -#endif +static void __exit jazz_esp_exit(void) +{ + platform_driver_unregister(&esp_jazz_driver); } -static struct scsi_host_template driver_template = { - .proc_name = "jazz_esp", - .proc_info = esp_proc_info, - .name = "ESP 100/100a/200", - .detect = jazz_esp_detect, - .slave_alloc = esp_slave_alloc, - .slave_destroy = esp_slave_destroy, - .release = jazz_esp_release, - .info = esp_info, - .queuecommand = esp_queue, - .eh_abort_handler = esp_abort, - .eh_bus_reset_handler = esp_reset, - .can_queue = 7, - .this_id = 7, - .sg_tablesize = SG_ALL, - .cmd_per_lun = 1, - .use_clustering = DISABLE_CLUSTERING, -}; -#include "scsi_module.c" +MODULE_DESCRIPTION("JAZZ ESP SCSI driver"); +MODULE_AUTHOR("Thomas Bogendoerfer (tsbogend@alpha.franken.de)"); +MODULE_LICENSE("GPL"); +MODULE_VERSION(DRV_VERSION); + +module_init(jazz_esp_init); +module_exit(jazz_esp_exit); diff --git a/drivers/scsi/libsrp.c b/drivers/scsi/libsrp.c index 5631c199a8e..732446e6396 100644 --- a/drivers/scsi/libsrp.c +++ b/drivers/scsi/libsrp.c @@ -254,6 +254,7 @@ static int srp_indirect_data(struct scsi_cmnd *sc, struct srp_cmd *cmd, sg_init_one(&dummy, md, id->table_desc.len); sg_dma_address(&dummy) = token; + sg_dma_len(&dummy) = id->table_desc.len; err = rdma_io(sc, &dummy, 1, &id->table_desc, 1, DMA_TO_DEVICE, id->table_desc.len); if (err) { diff --git a/drivers/scsi/megaraid/megaraid_sas.c b/drivers/scsi/megaraid/megaraid_sas.c index 7a812677ff8..e2cf12ef368 100644 --- a/drivers/scsi/megaraid/megaraid_sas.c +++ b/drivers/scsi/megaraid/megaraid_sas.c @@ -10,7 +10,7 @@ * 2 of the License, or (at your option) any later version. * * FILE : megaraid_sas.c - * Version : v00.00.03.10-rc1 + * Version : v00.00.03.10-rc5 * * Authors: * (email-id : megaraidlinux@lsi.com) @@ -886,6 +886,7 @@ megasas_queue_command(struct scsi_cmnd *scmd, void (*done) (struct scsi_cmnd *)) goto out_return_cmd; cmd->scmd = scmd; + scmd->SCp.ptr = (char *)cmd; /* * Issue the command to the FW @@ -919,7 +920,7 @@ static int megasas_slave_configure(struct scsi_device *sdev) * The RAID firmware may require extended timeouts. */ if (sdev->channel >= MEGASAS_MAX_PD_CHANNELS) - sdev->timeout = 90 * HZ; + sdev->timeout = MEGASAS_DEFAULT_CMD_TIMEOUT * HZ; return 0; } @@ -981,8 +982,8 @@ static int megasas_generic_reset(struct scsi_cmnd *scmd) instance = (struct megasas_instance *)scmd->device->host->hostdata; - scmd_printk(KERN_NOTICE, scmd, "megasas: RESET -%ld cmd=%x\n", - scmd->serial_number, scmd->cmnd[0]); + scmd_printk(KERN_NOTICE, scmd, "megasas: RESET -%ld cmd=%x retries=%x\n", + scmd->serial_number, scmd->cmnd[0], scmd->retries); if (instance->hw_crit_error) { printk(KERN_ERR "megasas: cannot recover from previous reset " @@ -1000,6 +1001,39 @@ static int megasas_generic_reset(struct scsi_cmnd *scmd) } /** + * megasas_reset_timer - quiesce the adapter if required + * @scmd: scsi cmnd + * + * Sets the FW busy flag and reduces the host->can_queue if the + * cmd has not been completed within the timeout period. + */ +static enum +scsi_eh_timer_return megasas_reset_timer(struct scsi_cmnd *scmd) +{ + struct megasas_cmd *cmd = (struct megasas_cmd *)scmd->SCp.ptr; + struct megasas_instance *instance; + unsigned long flags; + + if (time_after(jiffies, scmd->jiffies_at_alloc + + (MEGASAS_DEFAULT_CMD_TIMEOUT * 2) * HZ)) { + return EH_NOT_HANDLED; + } + + instance = cmd->instance; + if (!(instance->flag & MEGASAS_FW_BUSY)) { + /* FW is busy, throttle IO */ + spin_lock_irqsave(instance->host->host_lock, flags); + + instance->host->can_queue = 16; + instance->last_time = jiffies; + instance->flag |= MEGASAS_FW_BUSY; + + spin_unlock_irqrestore(instance->host->host_lock, flags); + } + return EH_RESET_TIMER; +} + +/** * megasas_reset_device - Device reset handler entry point */ static int megasas_reset_device(struct scsi_cmnd *scmd) @@ -1112,6 +1146,7 @@ static struct scsi_host_template megasas_template = { .eh_device_reset_handler = megasas_reset_device, .eh_bus_reset_handler = megasas_reset_bus_host, .eh_host_reset_handler = megasas_reset_bus_host, + .eh_timed_out = megasas_reset_timer, .bios_param = megasas_bios_param, .use_clustering = ENABLE_CLUSTERING, }; @@ -1215,9 +1250,8 @@ megasas_complete_cmd(struct megasas_instance *instance, struct megasas_cmd *cmd, int exception = 0; struct megasas_header *hdr = &cmd->frame->hdr; - if (cmd->scmd) { - cmd->scmd->SCp.ptr = (char *)0; - } + if (cmd->scmd) + cmd->scmd->SCp.ptr = NULL; switch (hdr->cmd) { @@ -1806,6 +1840,7 @@ static void megasas_complete_cmd_dpc(unsigned long instance_addr) u32 context; struct megasas_cmd *cmd; struct megasas_instance *instance = (struct megasas_instance *)instance_addr; + unsigned long flags; /* If we have already declared adapter dead, donot complete cmds */ if (instance->hw_crit_error) @@ -1828,6 +1863,22 @@ static void megasas_complete_cmd_dpc(unsigned long instance_addr) } *instance->consumer = producer; + + /* + * Check if we can restore can_queue + */ + if (instance->flag & MEGASAS_FW_BUSY + && time_after(jiffies, instance->last_time + 5 * HZ) + && atomic_read(&instance->fw_outstanding) < 17) { + + spin_lock_irqsave(instance->host->host_lock, flags); + instance->flag &= ~MEGASAS_FW_BUSY; + instance->host->can_queue = + instance->max_fw_cmds - MEGASAS_INT_CMDS; + + spin_unlock_irqrestore(instance->host->host_lock, flags); + } + } /** @@ -2398,6 +2449,8 @@ megasas_probe_one(struct pci_dev *pdev, const struct pci_device_id *id) instance->init_id = MEGASAS_DEFAULT_INIT_ID; megasas_dbg_lvl = 0; + instance->flag = 0; + instance->last_time = 0; /* * Initialize MFI Firmware diff --git a/drivers/scsi/megaraid/megaraid_sas.h b/drivers/scsi/megaraid/megaraid_sas.h index e862992ee37..4dffc918a41 100644 --- a/drivers/scsi/megaraid/megaraid_sas.h +++ b/drivers/scsi/megaraid/megaraid_sas.h @@ -18,9 +18,9 @@ /* * MegaRAID SAS Driver meta data */ -#define MEGASAS_VERSION "00.00.03.10-rc1" -#define MEGASAS_RELDATE "Feb 14, 2007" -#define MEGASAS_EXT_VERSION "Wed Feb 14 10:14:25 PST 2007" +#define MEGASAS_VERSION "00.00.03.10-rc5" +#define MEGASAS_RELDATE "May 17, 2007" +#define MEGASAS_EXT_VERSION "Thu May 17 10:09:32 PDT 2007" /* * Device IDs @@ -539,6 +539,8 @@ struct megasas_ctrl_info { #define MEGASAS_DBG_LVL 1 +#define MEGASAS_FW_BUSY 1 + /* * When SCSI mid-layer calls driver's reset routine, driver waits for * MEGASAS_RESET_WAIT_TIME seconds for all outstanding IO to complete. Note @@ -549,8 +551,8 @@ struct megasas_ctrl_info { #define MEGASAS_RESET_WAIT_TIME 180 #define MEGASAS_INTERNAL_CMD_WAIT_TIME 180 #define MEGASAS_RESET_NOTICE_INTERVAL 5 - #define MEGASAS_IOCTL_CMD 0 +#define MEGASAS_DEFAULT_CMD_TIMEOUT 90 /* * FW reports the maximum of number of commands that it can accept (maximum @@ -1073,7 +1075,6 @@ struct megasas_instance { struct megasas_register_set __iomem *reg_set; s8 init_id; - u8 reserved[3]; u16 max_num_sge; u16 max_fw_cmds; @@ -1104,6 +1105,9 @@ struct megasas_instance { struct megasas_instance_template *instancet; struct tasklet_struct isr_tasklet; + + u8 flag; + unsigned long last_time; }; #define MEGASAS_IS_LOGICAL(scp) \ diff --git a/drivers/scsi/pluto.c b/drivers/scsi/pluto.c index 3b2e1a53e6e..d953d43fe2e 100644 --- a/drivers/scsi/pluto.c +++ b/drivers/scsi/pluto.c @@ -4,6 +4,7 @@ * */ +#include <linux/completion.h> #include <linux/kernel.h> #include <linux/delay.h> #include <linux/types.h> @@ -50,16 +51,10 @@ static struct ctrl_inquiry { } *fcs __initdata; static int fcscount __initdata = 0; static atomic_t fcss __initdata = ATOMIC_INIT(0); -DECLARE_MUTEX_LOCKED(fc_sem); +static DECLARE_COMPLETION(fc_detect_complete); static int pluto_encode_addr(Scsi_Cmnd *SCpnt, u16 *addr, fc_channel *fc, fcp_cmnd *fcmd); -static void __init pluto_detect_timeout(unsigned long data) -{ - PLND(("Timeout\n")) - up(&fc_sem); -} - static void __init pluto_detect_done(Scsi_Cmnd *SCpnt) { /* Do nothing */ @@ -69,7 +64,7 @@ static void __init pluto_detect_scsi_done(Scsi_Cmnd *SCpnt) { PLND(("Detect done %08lx\n", (long)SCpnt)) if (atomic_dec_and_test (&fcss)) - up(&fc_sem); + complete(&fc_detect_complete); } int pluto_slave_configure(struct scsi_device *device) @@ -96,7 +91,6 @@ int __init pluto_detect(struct scsi_host_template *tpnt) int i, retry, nplutos; fc_channel *fc; struct scsi_device dev; - DEFINE_TIMER(fc_timer, pluto_detect_timeout, 0, 0); tpnt->proc_name = "pluto"; fcscount = 0; @@ -187,15 +181,11 @@ int __init pluto_detect(struct scsi_host_template *tpnt) } } - fc_timer.expires = jiffies + 10 * HZ; - add_timer(&fc_timer); - - down(&fc_sem); + wait_for_completion_timeout(&fc_detect_complete, 10 * HZ); PLND(("Woken up\n")) if (!atomic_read(&fcss)) break; /* All fc channels have answered us */ } - del_timer_sync(&fc_timer); PLND(("Finished search\n")) for (i = 0, nplutos = 0; i < fcscount; i++) { diff --git a/drivers/scsi/qla2xxx/qla_os.c b/drivers/scsi/qla2xxx/qla_os.c index dd076da86a4..b98136adaaa 100644 --- a/drivers/scsi/qla2xxx/qla_os.c +++ b/drivers/scsi/qla2xxx/qla_os.c @@ -2590,7 +2590,7 @@ qla2x00_down_timeout(struct semaphore *sema, unsigned long timeout) return 0; if (msleep_interruptible(step)) break; - } while (--iterations >= 0); + } while (--iterations > 0); return -ETIMEDOUT; } diff --git a/drivers/scsi/scsi_devinfo.c b/drivers/scsi/scsi_devinfo.c index ce63044b1ec..18dd5cc4d7c 100644 --- a/drivers/scsi/scsi_devinfo.c +++ b/drivers/scsi/scsi_devinfo.c @@ -209,6 +209,7 @@ static struct { {"PIONEER", "CD-ROM DRM-602X", NULL, BLIST_FORCELUN | BLIST_SINGLELUN}, {"PIONEER", "CD-ROM DRM-604X", NULL, BLIST_FORCELUN | BLIST_SINGLELUN}, {"PIONEER", "CD-ROM DRM-624X", NULL, BLIST_FORCELUN | BLIST_SINGLELUN}, + {"Promise", "", NULL, BLIST_SPARSELUN}, {"REGAL", "CDC-4X", NULL, BLIST_MAX5LUN | BLIST_SINGLELUN}, {"SanDisk", "ImageMate CF-SD1", NULL, BLIST_FORCELUN}, {"SEAGATE", "ST34555N", "0930", BLIST_NOTQ}, /* Chokes on tagged INQUIRY */ diff --git a/drivers/scsi/scsi_scan.c b/drivers/scsi/scsi_scan.c index a67f315244d..662577fbe7a 100644 --- a/drivers/scsi/scsi_scan.c +++ b/drivers/scsi/scsi_scan.c @@ -184,6 +184,15 @@ int scsi_complete_async_scans(void) /* Only exported for the benefit of scsi_wait_scan */ EXPORT_SYMBOL_GPL(scsi_complete_async_scans); +#ifndef MODULE +/* + * For async scanning we need to wait for all the scans to complete before + * trying to mount the root fs. Otherwise non-modular drivers may not be ready + * yet. + */ +late_initcall(scsi_complete_async_scans); +#endif + /** * scsi_unlock_floptical - unlock device via a special MODE SENSE command * @sdev: scsi device to send command to diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c index 00e46662296..3d8c9cb24f9 100644 --- a/drivers/scsi/sd.c +++ b/drivers/scsi/sd.c @@ -1789,7 +1789,7 @@ static void sd_shutdown(struct device *dev) static int sd_suspend(struct device *dev, pm_message_t mesg) { struct scsi_disk *sdkp = scsi_disk_get_from_dev(dev); - int ret; + int ret = 0; if (!sdkp) return 0; /* this can happen */ @@ -1798,30 +1798,34 @@ static int sd_suspend(struct device *dev, pm_message_t mesg) sd_printk(KERN_NOTICE, sdkp, "Synchronizing SCSI cache\n"); ret = sd_sync_cache(sdkp); if (ret) - return ret; + goto done; } if (mesg.event == PM_EVENT_SUSPEND && sdkp->device->manage_start_stop) { sd_printk(KERN_NOTICE, sdkp, "Stopping disk\n"); ret = sd_start_stop_device(sdkp, 0); - if (ret) - return ret; } - return 0; +done: + scsi_disk_put(sdkp); + return ret; } static int sd_resume(struct device *dev) { struct scsi_disk *sdkp = scsi_disk_get_from_dev(dev); + int ret = 0; if (!sdkp->device->manage_start_stop) - return 0; + goto done; sd_printk(KERN_NOTICE, sdkp, "Starting disk\n"); + ret = sd_start_stop_device(sdkp, 1); - return sd_start_stop_device(sdkp, 1); +done: + scsi_disk_put(sdkp); + return ret; } /** diff --git a/drivers/scsi/stex.c b/drivers/scsi/stex.c index 69be1324b11..9ac83abc402 100644 --- a/drivers/scsi/stex.c +++ b/drivers/scsi/stex.c @@ -32,11 +32,12 @@ #include <scsi/scsi_cmnd.h> #include <scsi/scsi_host.h> #include <scsi/scsi_tcq.h> +#include <scsi/scsi_dbg.h> #define DRV_NAME "stex" -#define ST_DRIVER_VERSION "3.1.0.1" +#define ST_DRIVER_VERSION "3.6.0000.1" #define ST_VER_MAJOR 3 -#define ST_VER_MINOR 1 +#define ST_VER_MINOR 6 #define ST_OEM 0 #define ST_BUILD_VER 1 @@ -113,10 +114,6 @@ enum { SG_CF_64B = 0x40, /* 64 bit item */ SG_CF_HOST = 0x20, /* sg in host memory */ - ST_MAX_ARRAY_SUPPORTED = 16, - ST_MAX_TARGET_NUM = (ST_MAX_ARRAY_SUPPORTED+1), - ST_MAX_LUN_PER_TARGET = 16, - st_shasta = 0, st_vsc = 1, st_vsc1 = 2, @@ -586,7 +583,7 @@ stex_queuecommand(struct scsi_cmnd *cmd, void (* done)(struct scsi_cmnd *)) u16 tag; host = cmd->device->host; id = cmd->device->id; - lun = cmd->device->channel; /* firmware lun issue work around */ + lun = cmd->device->lun; hba = (struct st_hba *) &host->hostdata[0]; switch (cmd->cmnd[0]) { @@ -605,8 +602,26 @@ stex_queuecommand(struct scsi_cmnd *cmd, void (* done)(struct scsi_cmnd *)) stex_invalid_field(cmd, done); return 0; } + case REPORT_LUNS: + /* + * The shasta firmware does not report actual luns in the + * target, so fail the command to force sequential lun scan. + * Also, the console device does not support this command. + */ + if (hba->cardtype == st_shasta || id == host->max_id - 1) { + stex_invalid_field(cmd, done); + return 0; + } + break; + case TEST_UNIT_READY: + if (id == host->max_id - 1) { + cmd->result = DID_OK << 16 | COMMAND_COMPLETE << 8; + done(cmd); + return 0; + } + break; case INQUIRY: - if (id != ST_MAX_ARRAY_SUPPORTED) + if (id != host->max_id - 1) break; if (lun == 0 && (cmd->cmnd[1] & INQUIRY_EVPD) == 0) { stex_direct_copy(cmd, console_inq_page, @@ -624,7 +639,7 @@ stex_queuecommand(struct scsi_cmnd *cmd, void (* done)(struct scsi_cmnd *)) ver.oem = ST_OEM; ver.build = ST_BUILD_VER; ver.signature[0] = PASSTHRU_SIGNATURE; - ver.console_id = ST_MAX_ARRAY_SUPPORTED; + ver.console_id = host->max_id - 1; ver.host_no = hba->host->host_no; cmd->result = stex_direct_copy(cmd, &ver, sizeof(ver)) ? DID_OK << 16 | COMMAND_COMPLETE << 8 : @@ -645,13 +660,8 @@ stex_queuecommand(struct scsi_cmnd *cmd, void (* done)(struct scsi_cmnd *)) req = stex_alloc_req(hba); - if (hba->cardtype == st_yosemite) { - req->lun = lun * (ST_MAX_TARGET_NUM - 1) + id; - req->target = 0; - } else { - req->lun = lun; - req->target = id; - } + req->lun = lun; + req->target = id; /* cdb */ memcpy(req->cdb, cmd->cmnd, STEX_CDB_LENGTH); @@ -767,18 +777,6 @@ static void stex_ys_commands(struct st_hba *hba, ccb->srb_status = SRB_STATUS_SELECTION_TIMEOUT; else ccb->srb_status = SRB_STATUS_SUCCESS; - } else if (ccb->cmd->cmnd[0] == REPORT_LUNS) { - u8 *report_lun_data = (u8 *)hba->copy_buffer; - - count = STEX_EXTRA_SIZE; - stex_internal_copy(ccb->cmd, report_lun_data, - &count, ccb->sg_count, ST_FROM_CMD); - if (report_lun_data[2] || report_lun_data[3]) { - report_lun_data[2] = 0x00; - report_lun_data[3] = 0x08; - stex_internal_copy(ccb->cmd, report_lun_data, - &count, ccb->sg_count, ST_TO_CMD); - } } } @@ -995,6 +993,11 @@ static int stex_abort(struct scsi_cmnd *cmd) u32 data; int result = SUCCESS; unsigned long flags; + + printk(KERN_INFO DRV_NAME + "(%s): aborting command\n", pci_name(hba->pdev)); + scsi_print_command(cmd); + base = hba->mmio_base; spin_lock_irqsave(host->host_lock, flags); if (tag < host->can_queue && hba->ccb[tag].cmd == cmd) @@ -1051,7 +1054,12 @@ static void stex_hard_reset(struct st_hba *hba) pci_read_config_byte(bus->self, PCI_BRIDGE_CONTROL, &pci_bctl); pci_bctl |= PCI_BRIDGE_CTL_BUS_RESET; pci_write_config_byte(bus->self, PCI_BRIDGE_CONTROL, pci_bctl); - msleep(1); + + /* + * 1 ms may be enough for 8-port controllers. But 16-port controllers + * require more time to finish bus reset. Use 100 ms here for safety + */ + msleep(100); pci_bctl &= ~PCI_BRIDGE_CTL_BUS_RESET; pci_write_config_byte(bus->self, PCI_BRIDGE_CONTROL, pci_bctl); @@ -1075,6 +1083,10 @@ static int stex_reset(struct scsi_cmnd *cmd) unsigned long before; hba = (struct st_hba *) &cmd->device->host->hostdata[0]; + printk(KERN_INFO DRV_NAME + "(%s): resetting host\n", pci_name(hba->pdev)); + scsi_print_command(cmd); + hba->mu_status = MU_STATE_RESETTING; if (hba->cardtype == st_shasta) @@ -1194,7 +1206,7 @@ stex_probe(struct pci_dev *pdev, const struct pci_device_id *id) goto out_scsi_host_put; } - hba->mmio_base = ioremap(pci_resource_start(pdev, 0), + hba->mmio_base = ioremap_nocache(pci_resource_start(pdev, 0), pci_resource_len(pdev, 0)); if ( !hba->mmio_base) { printk(KERN_ERR DRV_NAME "(%s): memory map failed\n", @@ -1229,12 +1241,18 @@ stex_probe(struct pci_dev *pdev, const struct pci_device_id *id) hba->copy_buffer = hba->dma_mem + MU_BUFFER_SIZE; hba->mu_status = MU_STATE_STARTING; - /* firmware uses id/lun pair for a logical drive, but lun would be - always 0 if CONFIG_SCSI_MULTI_LUN not configured, so we use - channel to map lun here */ - host->max_channel = ST_MAX_LUN_PER_TARGET - 1; - host->max_id = ST_MAX_TARGET_NUM; - host->max_lun = 1; + if (hba->cardtype == st_shasta) { + host->max_lun = 8; + host->max_id = 16 + 1; + } else if (hba->cardtype == st_yosemite) { + host->max_lun = 128; + host->max_id = 1 + 1; + } else { + /* st_vsc and st_vsc1 */ + host->max_lun = 1; + host->max_id = 128 + 1; + } + host->max_channel = 0; host->unique_id = host->host_no; host->max_cmd_len = STEX_CDB_LENGTH; diff --git a/drivers/serial/amba-pl010.c b/drivers/serial/amba-pl010.c index 1a9a24b8263..e88da72f830 100644 --- a/drivers/serial/amba-pl010.c +++ b/drivers/serial/amba-pl010.c @@ -167,8 +167,9 @@ static void pl010_rx_chars(struct uart_amba_port *uap) ignore_char: status = readb(uap->port.membase + UART01x_FR); } + spin_unlock(&uap->port.lock); tty_flip_buffer_push(tty); - return; + spin_lock(&uap->port.lock); } static void pl010_tx_chars(struct uart_amba_port *uap) diff --git a/drivers/serial/amba-pl011.c b/drivers/serial/amba-pl011.c index 44639e71372..954073c6ce3 100644 --- a/drivers/serial/amba-pl011.c +++ b/drivers/serial/amba-pl011.c @@ -153,8 +153,9 @@ static void pl011_rx_chars(struct uart_amba_port *uap) ignore_char: status = readw(uap->port.membase + UART01x_FR); } + spin_unlock(&uap->port.lock); tty_flip_buffer_push(tty); - return; + spin_lock(&uap->port.lock); } static void pl011_tx_chars(struct uart_amba_port *uap) diff --git a/drivers/serial/serial_ks8695.c b/drivers/serial/serial_ks8695.c index 698763b28dd..8721afe1ae4 100644 --- a/drivers/serial/serial_ks8695.c +++ b/drivers/serial/serial_ks8695.c @@ -589,7 +589,7 @@ static int __init ks8695_console_setup(struct console *co, char *options) return uart_set_options(port, co, baud, parity, bits, flow); } -extern struct uart_driver ks8695_reg; +static struct uart_driver ks8695_reg; static struct console ks8695_console = { .name = SERIAL_KS8695_DEVNAME, diff --git a/drivers/serial/suncore.c b/drivers/serial/suncore.c index e35d9ab359f..b45ba5392dd 100644 --- a/drivers/serial/suncore.c +++ b/drivers/serial/suncore.c @@ -30,9 +30,9 @@ void sunserial_console_termios(struct console *con) { char mode[16], buf[16], *s; - char *mode_prop = "ttyX-mode"; - char *cd_prop = "ttyX-ignore-cd"; - char *dtr_prop = "ttyX-rts-dtr-off"; + char mode_prop[] = "ttyX-mode"; + char cd_prop[] = "ttyX-ignore-cd"; + char dtr_prop[] = "ttyX-rts-dtr-off"; char *ssp_console_modes_prop = "ssp-console-modes"; int baud, bits, stop, cflag; char parity; diff --git a/drivers/serial/sunzilog.c b/drivers/serial/sunzilog.c index 0985193dc57..15b6e1cb040 100644 --- a/drivers/serial/sunzilog.c +++ b/drivers/serial/sunzilog.c @@ -1239,7 +1239,7 @@ static inline struct console *SUNZILOG_CONSOLE(void) #define SUNZILOG_CONSOLE() (NULL) #endif -static void __init sunzilog_init_kbdms(struct uart_sunzilog_port *up, int channel) +static void __devinit sunzilog_init_kbdms(struct uart_sunzilog_port *up, int channel) { int baud, brg; @@ -1259,7 +1259,7 @@ static void __init sunzilog_init_kbdms(struct uart_sunzilog_port *up, int channe } #ifdef CONFIG_SERIO -static void __init sunzilog_register_serio(struct uart_sunzilog_port *up) +static void __devinit sunzilog_register_serio(struct uart_sunzilog_port *up) { struct serio *serio = &up->serio; diff --git a/drivers/spi/atmel_spi.c b/drivers/spi/atmel_spi.c index 1d8a2f6bb8e..8b2601de363 100644 --- a/drivers/spi/atmel_spi.c +++ b/drivers/spi/atmel_spi.c @@ -113,16 +113,16 @@ static void atmel_spi_next_xfer(struct spi_master *master, len = as->remaining_bytes; - tx_dma = xfer->tx_dma; - rx_dma = xfer->rx_dma; + tx_dma = xfer->tx_dma + xfer->len - len; + rx_dma = xfer->rx_dma + xfer->len - len; /* use scratch buffer only when rx or tx data is unspecified */ - if (rx_dma == INVALID_DMA_ADDRESS) { + if (!xfer->rx_buf) { rx_dma = as->buffer_dma; if (len > BUFFER_SIZE) len = BUFFER_SIZE; } - if (tx_dma == INVALID_DMA_ADDRESS) { + if (!xfer->tx_buf) { tx_dma = as->buffer_dma; if (len > BUFFER_SIZE) len = BUFFER_SIZE; diff --git a/drivers/spi/mpc52xx_psc_spi.c b/drivers/spi/mpc52xx_psc_spi.c index 052359fc41e..11f36bef305 100644 --- a/drivers/spi/mpc52xx_psc_spi.c +++ b/drivers/spi/mpc52xx_psc_spi.c @@ -329,8 +329,8 @@ static int mpc52xx_psc_spi_port_config(int psc_id, struct mpc52xx_psc_spi *mps) int ret = 0; #if defined(CONFIG_PPC_MERGE) - cdm = mpc52xx_find_and_map("mpc52xx-cdm"); - gpio = mpc52xx_find_and_map("mpc52xx-gpio"); + cdm = mpc52xx_find_and_map("mpc5200-cdm"); + gpio = mpc52xx_find_and_map("mpc5200-gpio"); #else cdm = ioremap(MPC52xx_PA(MPC52xx_CDM_OFFSET), MPC52xx_CDM_SIZE); gpio = ioremap(MPC52xx_PA(MPC52xx_GPIO_OFFSET), MPC52xx_GPIO_SIZE); @@ -445,9 +445,6 @@ static int __init mpc52xx_psc_spi_do_probe(struct device *dev, u32 regaddr, struct spi_master *master; int ret; - if (pdata == NULL) - return -ENODEV; - master = spi_alloc_master(dev, sizeof *mps); if (master == NULL) return -ENOMEM; @@ -594,17 +591,17 @@ static int __init mpc52xx_psc_spi_of_probe(struct of_device *op, } regaddr64 = of_translate_address(op->node, regaddr_p); + /* get PSC id (1..6, used by port_config) */ if (op->dev.platform_data == NULL) { - struct device_node *np; - int i = 0; + const u32 *psc_nump; - for_each_node_by_type(np, "spi") { - if (of_find_device_by_node(np) == op) { - id = i; - break; - } - i++; + psc_nump = of_get_property(op->node, "cell-index", NULL); + if (!psc_nump || *psc_nump > 5) { + printk(KERN_ERR "mpc52xx_psc_spi: Device node %s has invalid " + "cell-index property\n", op->node->full_name); + return -EINVAL; } + id = *psc_nump + 1; } return mpc52xx_psc_spi_do_probe(&op->dev, (u32)regaddr64, (u32)size64, @@ -617,7 +614,7 @@ static int __exit mpc52xx_psc_spi_of_remove(struct of_device *op) } static struct of_device_id mpc52xx_psc_spi_of_match[] = { - { .type = "spi", .compatible = "mpc52xx-psc-spi", }, + { .type = "spi", .compatible = "mpc5200-psc-spi", }, {}, }; diff --git a/drivers/spi/omap_uwire.c b/drivers/spi/omap_uwire.c index 96f62b2df30..95183e1df52 100644 --- a/drivers/spi/omap_uwire.c +++ b/drivers/spi/omap_uwire.c @@ -358,11 +358,11 @@ static int uwire_setup_transfer(struct spi_device *spi, struct spi_transfer *t) switch (spi->mode & (SPI_CPOL | SPI_CPHA)) { case SPI_MODE_0: case SPI_MODE_3: - flags |= UWIRE_WRITE_RISING_EDGE | UWIRE_READ_FALLING_EDGE; + flags |= UWIRE_WRITE_FALLING_EDGE | UWIRE_READ_RISING_EDGE; break; case SPI_MODE_1: case SPI_MODE_2: - flags |= UWIRE_WRITE_FALLING_EDGE | UWIRE_READ_RISING_EDGE; + flags |= UWIRE_WRITE_RISING_EDGE | UWIRE_READ_FALLING_EDGE; break; } diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c index c3219b29b5a..4831edbae2d 100644 --- a/drivers/spi/spi.c +++ b/drivers/spi/spi.c @@ -411,7 +411,7 @@ EXPORT_SYMBOL_GPL(spi_alloc_master); */ int spi_register_master(struct spi_master *master) { - static atomic_t dyn_bus_id = ATOMIC_INIT((1<<16) - 1); + static atomic_t dyn_bus_id = ATOMIC_INIT((1<<15) - 1); struct device *dev = master->cdev.dev; int status = -ENODEV; int dynamic = 0; diff --git a/drivers/spi/spi_imx.c b/drivers/spi/spi_imx.c index 51daa212c6b..656be4a5094 100644 --- a/drivers/spi/spi_imx.c +++ b/drivers/spi/spi_imx.c @@ -121,7 +121,7 @@ 32.768 KHz Clock */ /* SPI DMA Register Bit Fields & Masks */ -#define SPI_DMA_RHDMA (0xF << 4) /* RXFIFO Half Status */ +#define SPI_DMA_RHDMA (0x1 << 4) /* RXFIFO Half Status */ #define SPI_DMA_RFDMA (0x1 << 5) /* RXFIFO Full Status */ #define SPI_DMA_TEDMA (0x1 << 6) /* TXFIFO Empty Status */ #define SPI_DMA_THDMA (0x1 << 7) /* TXFIFO Half Status */ @@ -1355,6 +1355,7 @@ static int setup(struct spi_device *spi) spi->bits_per_word, spi_speed_hz(SPI_CONTROL_DATARATE_MIN), spi->max_speed_hz); + return status; err_first_setup: kfree(chip); diff --git a/drivers/spi/spidev.c b/drivers/spi/spidev.c index 225d6b2f82d..d04242aee40 100644 --- a/drivers/spi/spidev.c +++ b/drivers/spi/spidev.c @@ -168,6 +168,12 @@ static int spidev_message(struct spidev_data *spidev, n--, k_tmp++, u_tmp++) { k_tmp->len = u_tmp->len; + total += k_tmp->len; + if (total > bufsiz) { + status = -EMSGSIZE; + goto done; + } + if (u_tmp->rx_buf) { k_tmp->rx_buf = buf; if (!access_ok(VERIFY_WRITE, u_tmp->rx_buf, u_tmp->len)) @@ -179,12 +185,6 @@ static int spidev_message(struct spidev_data *spidev, u_tmp->len)) goto done; } - - total += k_tmp->len; - if (total > bufsiz) { - status = -EMSGSIZE; - goto done; - } buf += k_tmp->len; k_tmp->cs_change = !!u_tmp->cs_change; @@ -364,6 +364,7 @@ spidev_ioctl(struct inode *inode, struct file *filp, break; } if (__copy_from_user(ioc, (void __user *)arg, tmp)) { + kfree(ioc); retval = -EFAULT; break; } diff --git a/drivers/tc/zs.c b/drivers/tc/zs.c index 3524e3fc08b..61de78a9f6e 100644 --- a/drivers/tc/zs.c +++ b/drivers/tc/zs.c @@ -2182,7 +2182,7 @@ struct dec_serial_hook zs_kgdbhook = { .init_info = kgdbhook_init_info, .rx_char = kgdbhook_rx_char, .cflags = B38400 | CS8 | CLOCAL, -} +}; void __init zs_kgdb_hook(int tty_num) { diff --git a/drivers/usb/atm/cxacru.c b/drivers/usb/atm/cxacru.c index 30b7bfbc985..8bcf7fe1dd8 100644 --- a/drivers/usb/atm/cxacru.c +++ b/drivers/usb/atm/cxacru.c @@ -476,8 +476,6 @@ static int cxacru_start_wait_urb(struct urb *urb, struct completion *done, add_timer(&timer); wait_for_completion(done); status = urb->status; - if (status == -ECONNRESET) - status = -ETIMEDOUT; del_timer_sync(&timer); if (actual_length) @@ -629,10 +627,22 @@ static int cxacru_card_status(struct cxacru_data *instance) return 0; } +static void cxacru_remove_device_files(struct usbatm_data *usbatm_instance, + struct atm_dev *atm_dev) +{ + struct usb_interface *intf = usbatm_instance->usb_intf; + + #define CXACRU_DEVICE_REMOVE_FILE(_name) \ + device_remove_file(&intf->dev, &dev_attr_##_name); + CXACRU_ALL_FILES(REMOVE); + #undef CXACRU_DEVICE_REMOVE_FILE +} + static int cxacru_atm_start(struct usbatm_data *usbatm_instance, struct atm_dev *atm_dev) { struct cxacru_data *instance = usbatm_instance->driver_data; + struct usb_interface *intf = usbatm_instance->usb_intf; /* struct atm_dev *atm_dev = usbatm_instance->atm_dev; */ @@ -649,14 +659,18 @@ static int cxacru_atm_start(struct usbatm_data *usbatm_instance, return ret; } + #define CXACRU_DEVICE_CREATE_FILE(_name) \ + ret = device_create_file(&intf->dev, &dev_attr_##_name); \ + if (unlikely(ret)) \ + goto fail_sysfs; + CXACRU_ALL_FILES(CREATE); + #undef CXACRU_DEVICE_CREATE_FILE + /* start ADSL */ mutex_lock(&instance->adsl_state_serialize); ret = cxacru_cm(instance, CM_REQUEST_CHIP_ADSL_LINE_START, NULL, 0, NULL, 0); - if (ret < 0) { + if (ret < 0) atm_err(usbatm_instance, "cxacru_atm_start: CHIP_ADSL_LINE_START returned %d\n", ret); - mutex_unlock(&instance->adsl_state_serialize); - return ret; - } /* Start status polling */ mutex_lock(&instance->poll_state_serialize); @@ -680,6 +694,11 @@ static int cxacru_atm_start(struct usbatm_data *usbatm_instance, if (start_polling) cxacru_poll_status(&instance->poll_work.work); return 0; + +fail_sysfs: + usb_err(usbatm_instance, "cxacru_atm_start: device_create_file failed (%d)\n", ret); + cxacru_remove_device_files(usbatm_instance, atm_dev); + return ret; } static void cxacru_poll_status(struct work_struct *work) @@ -1065,13 +1084,6 @@ static int cxacru_bind(struct usbatm_data *usbatm_instance, goto fail; } - #define CXACRU_DEVICE_CREATE_FILE(_name) \ - ret = device_create_file(&intf->dev, &dev_attr_##_name); \ - if (unlikely(ret)) \ - goto fail_sysfs; - CXACRU_ALL_FILES(CREATE); - #undef CXACRU_DEVICE_CREATE_FILE - usb_fill_int_urb(instance->rcv_urb, usb_dev, usb_rcvintpipe(usb_dev, CXACRU_EP_CMD), instance->rcv_buf, PAGE_SIZE, @@ -1092,14 +1104,6 @@ static int cxacru_bind(struct usbatm_data *usbatm_instance, return 0; - fail_sysfs: - dbg("cxacru_bind: device_create_file failed (%d)\n", ret); - - #define CXACRU_DEVICE_REMOVE_FILE(_name) \ - device_remove_file(&intf->dev, &dev_attr_##_name); - CXACRU_ALL_FILES(REMOVE); - #undef CXACRU_DEVICE_REVOVE_FILE - fail: free_page((unsigned long) instance->snd_buf); free_page((unsigned long) instance->rcv_buf); @@ -1146,11 +1150,6 @@ static void cxacru_unbind(struct usbatm_data *usbatm_instance, free_page((unsigned long) instance->snd_buf); free_page((unsigned long) instance->rcv_buf); - #define CXACRU_DEVICE_REMOVE_FILE(_name) \ - device_remove_file(&intf->dev, &dev_attr_##_name); - CXACRU_ALL_FILES(REMOVE); - #undef CXACRU_DEVICE_REVOVE_FILE - kfree(instance); usbatm_instance->driver_data = NULL; @@ -1231,6 +1230,7 @@ static struct usbatm_driver cxacru_driver = { .heavy_init = cxacru_heavy_init, .unbind = cxacru_unbind, .atm_start = cxacru_atm_start, + .atm_stop = cxacru_remove_device_files, .bulk_in = CXACRU_EP_DATA, .bulk_out = CXACRU_EP_DATA, .rx_padding = 3, diff --git a/drivers/usb/class/usblp.c b/drivers/usb/class/usblp.c index 15e740e3a5c..6778f9af794 100644 --- a/drivers/usb/class/usblp.c +++ b/drivers/usb/class/usblp.c @@ -347,10 +347,8 @@ static int handle_bidir (struct usblp *usblp) if (usblp->bidir && usblp->used && !usblp->sleeping) { usblp->readcount = 0; usblp->readurb->dev = usblp->dev; - if (usb_submit_urb(usblp->readurb, GFP_KERNEL) < 0) { - usblp->used = 0; + if (usb_submit_urb(usblp->readurb, GFP_KERNEL) < 0) return -EIO; - } } return 0; @@ -412,6 +410,7 @@ static int usblp_open(struct inode *inode, struct file *file) usblp->readurb->status = 0; if (handle_bidir(usblp) < 0) { + usblp->used = 0; file->private_data = NULL; retval = -EIO; } @@ -1003,7 +1002,7 @@ abort: usblp->writebuf, usblp->writeurb->transfer_dma); if (usblp->readbuf) usb_buffer_free (usblp->dev, USBLP_BUF_SIZE, - usblp->readbuf, usblp->writeurb->transfer_dma); + usblp->readbuf, usblp->readurb->transfer_dma); kfree(usblp->statusbuf); kfree(usblp->device_id_string); usb_free_urb(usblp->writeurb); diff --git a/drivers/usb/core/Kconfig b/drivers/usb/core/Kconfig index f493fb1eaa2..346fc030c92 100644 --- a/drivers/usb/core/Kconfig +++ b/drivers/usb/core/Kconfig @@ -40,21 +40,25 @@ config USB_DEVICEFS config USB_DEVICE_CLASS bool "USB device class-devices (DEPRECATED)" depends on USB - default n + default y ---help--- Userspace access to USB devices is granted by device-nodes exported directly from the usbdev in sysfs. Old versions of the driver core and udev needed additional class devices to export device nodes. These additional devices are difficult to handle in userspace, if - information about USB interfaces must be available. One device contains - the device node, the other device contains the interface data. Both - devices are at the same level in sysfs (siblings) and one can't access - the other. The device node created directly by the usbdev is the parent - device of the interface and therefore easily accessible from the interface - event. - - This option provides backward compatibility if needed. + information about USB interfaces must be available. One device + contains the device node, the other device contains the interface + data. Both devices are at the same level in sysfs (siblings) and one + can't access the other. The device node created directly by the + usb device is the parent device of the interface and therefore + easily accessible from the interface event. + + This option provides backward compatibility for libusb device + nodes (lsusb) when usbfs is not used, and the following udev rule + doesn't exist: + SUBSYSTEM=="usb", ACTION=="add", ENV{DEVTYPE}=="usb_device", \ + NAME="bus/usb/$env{BUSNUM}/$env{DEVNUM}", MODE="0644" config USB_DYNAMIC_MINORS bool "Dynamic USB minor allocation (EXPERIMENTAL)" diff --git a/drivers/usb/core/config.c b/drivers/usb/core/config.c index bfb3731d42d..dd3482328ad 100644 --- a/drivers/usb/core/config.c +++ b/drivers/usb/core/config.c @@ -1,4 +1,5 @@ #include <linux/usb.h> +#include <linux/usb/ch9.h> #include <linux/module.h> #include <linux/init.h> #include <linux/slab.h> @@ -49,7 +50,7 @@ static int usb_parse_endpoint(struct device *ddev, int cfgno, int inum, unsigned char *buffer0 = buffer; struct usb_endpoint_descriptor *d; struct usb_host_endpoint *endpoint; - int n, i; + int n, i, j; d = (struct usb_endpoint_descriptor *) buffer; buffer += d->bLength; @@ -84,6 +85,45 @@ static int usb_parse_endpoint(struct device *ddev, int cfgno, int inum, memcpy(&endpoint->desc, d, n); INIT_LIST_HEAD(&endpoint->urb_list); + /* If the bInterval value is outside the legal range, + * set it to a default value: 32 ms */ + i = 0; /* i = min, j = max, n = default */ + j = 255; + if (usb_endpoint_xfer_int(d)) { + i = 1; + switch (to_usb_device(ddev)->speed) { + case USB_SPEED_HIGH: + n = 9; /* 32 ms = 2^(9-1) uframes */ + j = 16; + break; + default: /* USB_SPEED_FULL or _LOW */ + /* For low-speed, 10 ms is the official minimum. + * But some "overclocked" devices might want faster + * polling so we'll allow it. */ + n = 32; + break; + } + } else if (usb_endpoint_xfer_isoc(d)) { + i = 1; + j = 16; + switch (to_usb_device(ddev)->speed) { + case USB_SPEED_HIGH: + n = 9; /* 32 ms = 2^(9-1) uframes */ + break; + default: /* USB_SPEED_FULL */ + n = 6; /* 32 ms = 2^(6-1) frames */ + break; + } + } + if (d->bInterval < i || d->bInterval > j) { + dev_warn(ddev, "config %d interface %d altsetting %d " + "endpoint 0x%X has an invalid bInterval %d, " + "changing to %d\n", + cfgno, inum, asnum, + d->bEndpointAddress, d->bInterval, n); + endpoint->desc.bInterval = n; + } + /* Skip over any Class Specific or Vendor Specific descriptors; * find the next endpoint or interface descriptor */ endpoint->extra = buffer; @@ -185,10 +225,12 @@ static int usb_parse_interface(struct device *ddev, int cfgno, num_ep = USB_MAXENDPOINTS; } - len = sizeof(struct usb_host_endpoint) * num_ep; - alt->endpoint = kzalloc(len, GFP_KERNEL); - if (!alt->endpoint) - return -ENOMEM; + if (num_ep > 0) { /* Can't allocate 0 bytes */ + len = sizeof(struct usb_host_endpoint) * num_ep; + alt->endpoint = kzalloc(len, GFP_KERNEL); + if (!alt->endpoint) + return -ENOMEM; + } /* Parse all the endpoint descriptors */ n = 0; diff --git a/drivers/usb/core/driver.c b/drivers/usb/core/driver.c index b9f7f90aef8..2619986e530 100644 --- a/drivers/usb/core/driver.c +++ b/drivers/usb/core/driver.c @@ -983,7 +983,10 @@ static int autosuspend_check(struct usb_device *udev) #else -#define autosuspend_check(udev) 0 +static inline int autosuspend_check(struct usb_device *udev) +{ + return 0; +} #endif /* CONFIG_USB_SUSPEND */ @@ -1041,7 +1044,6 @@ static int usb_suspend_both(struct usb_device *udev, pm_message_t msg) if (status < 0) goto done; } - cancel_delayed_work(&udev->autosuspend); /* Suspend all the interfaces and then udev itself */ if (udev->actconfig) { @@ -1062,9 +1064,16 @@ static int usb_suspend_both(struct usb_device *udev, pm_message_t msg) usb_resume_interface(intf); } + /* Try another autosuspend when the interfaces aren't busy */ + if (udev->auto_pm) + autosuspend_check(udev); + /* If the suspend succeeded, propagate it up the tree */ - } else if (parent) - usb_autosuspend_device(parent); + } else { + cancel_delayed_work(&udev->autosuspend); + if (parent) + usb_autosuspend_device(parent); + } done: // dev_dbg(&udev->dev, "%s: status %d\n", __FUNCTION__, status); @@ -1475,6 +1484,7 @@ int usb_external_resume_device(struct usb_device *udev) usb_pm_lock(udev); udev->auto_pm = 0; status = usb_resume_both(udev); + udev->last_busy = jiffies; usb_pm_unlock(udev); /* Now that the device is awake, we can start trying to autosuspend diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c index 40cf882293e..8969e42434b 100644 --- a/drivers/usb/core/hcd.c +++ b/drivers/usb/core/hcd.c @@ -1018,8 +1018,8 @@ done: atomic_dec (&urb->use_count); if (urb->reject) wake_up (&usb_kill_urb_queue); - usb_put_urb (urb); usbmon_urb_submit_error(&hcd->self, urb, status); + usb_put_urb (urb); } return status; } @@ -1175,10 +1175,6 @@ void usb_hcd_endpoint_disable (struct usb_device *udev, struct urb *urb; hcd = bus_to_hcd(udev->bus); - - WARN_ON (!HC_IS_RUNNING (hcd->state) && hcd->state != HC_STATE_HALT && - udev->state != USB_STATE_NOTATTACHED); - local_irq_disable (); /* ep is already gone from udev->ep_{in,out}[]; no more submits */ @@ -1685,7 +1681,7 @@ void usb_remove_hcd(struct usb_hcd *hcd) spin_unlock_irq (&hcd_root_hub_lock); #ifdef CONFIG_PM - flush_workqueue(ksuspend_usb_wq); + cancel_work_sync(&hcd->wakeup_work); #endif mutex_lock(&usb_bus_list_lock); diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c index f6b74a678de..24f10a19dbd 100644 --- a/drivers/usb/core/hub.c +++ b/drivers/usb/core/hub.c @@ -1158,6 +1158,30 @@ static void release_address(struct usb_device *udev) } } +#ifdef CONFIG_USB_SUSPEND + +static void usb_stop_pm(struct usb_device *udev) +{ + /* Synchronize with the ksuspend thread to prevent any more + * autosuspend requests from being submitted, and decrement + * the parent's count of unsuspended children. + */ + usb_pm_lock(udev); + if (udev->parent && !udev->discon_suspended) + usb_autosuspend_device(udev->parent); + usb_pm_unlock(udev); + + /* Stop any autosuspend requests already submitted */ + cancel_rearming_delayed_work(&udev->autosuspend); +} + +#else + +static inline void usb_stop_pm(struct usb_device *udev) +{ } + +#endif + /** * usb_disconnect - disconnect a device (usbcore-internal) * @pdev: pointer to device being disconnected @@ -1224,13 +1248,7 @@ void usb_disconnect(struct usb_device **pdev) *pdev = NULL; spin_unlock_irq(&device_state_lock); - /* Decrement the parent's count of unsuspended children */ - if (udev->parent) { - usb_pm_lock(udev); - if (!udev->discon_suspended) - usb_autosuspend_device(udev->parent); - usb_pm_unlock(udev); - } + usb_stop_pm(udev); put_device(&udev->dev); } @@ -2201,14 +2219,9 @@ hub_port_init (struct usb_hub *hub, struct usb_device *udev, int port1, continue; } - /* Use a short timeout the first time through, - * so that recalcitrant full-speed devices with - * 8- or 16-byte ep0-maxpackets won't slow things - * down tremendously by NAKing the unexpectedly - * early status stage. Also, retry on all errors; - * some devices are flakey. - * 255 is for WUSB devices, we actually need to use 512. - * WUSB1.0[4.8.1]. + /* Retry on all errors; some devices are flakey. + * 255 is for WUSB devices, we actually need to use + * 512 (WUSB1.0[4.8.1]). */ for (j = 0; j < 3; ++j) { buf->bMaxPacketSize0 = 0; @@ -2216,7 +2229,7 @@ hub_port_init (struct usb_hub *hub, struct usb_device *udev, int port1, USB_REQ_GET_DESCRIPTOR, USB_DIR_IN, USB_DT_DEVICE << 8, 0, buf, GET_DESCRIPTOR_BUFSIZE, - (i ? USB_CTRL_GET_TIMEOUT : 1000)); + USB_CTRL_GET_TIMEOUT); switch (buf->bMaxPacketSize0) { case 8: case 16: case 32: case 64: case 255: if (buf->bDescriptorType == @@ -2426,10 +2439,10 @@ static void hub_port_connect_change(struct usb_hub *hub, int port1, if (portchange & USB_PORT_STAT_C_CONNECTION) { status = hub_port_debounce(hub, port1); - if (status < 0 && printk_ratelimit()) { - dev_err (hub_dev, - "connect-debounce failed, port %d disabled\n", - port1); + if (status < 0) { + if (printk_ratelimit()) + dev_err (hub_dev, "connect-debounce failed, " + "port %d disabled\n", port1); goto done; } portstatus = status; diff --git a/drivers/usb/core/message.c b/drivers/usb/core/message.c index b7434787db5..f9fed34bf7d 100644 --- a/drivers/usb/core/message.c +++ b/drivers/usb/core/message.c @@ -221,15 +221,10 @@ int usb_bulk_msg(struct usb_device *usb_dev, unsigned int pipe, if ((ep->desc.bmAttributes & USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_INT) { - int interval; - - if (usb_dev->speed == USB_SPEED_HIGH) - interval = 1 << min(15, ep->desc.bInterval - 1); - else - interval = ep->desc.bInterval; pipe = (pipe & ~(3 << 30)) | (PIPE_INTERRUPT << 30); usb_fill_int_urb(urb, usb_dev, pipe, data, len, - usb_api_blocking_completion, NULL, interval); + usb_api_blocking_completion, NULL, + ep->desc.bInterval); } else usb_fill_bulk_urb(urb, usb_dev, pipe, data, len, usb_api_blocking_completion, NULL); diff --git a/drivers/usb/core/sysfs.c b/drivers/usb/core/sysfs.c index e7c98237748..be37c863fdf 100644 --- a/drivers/usb/core/sysfs.c +++ b/drivers/usb/core/sysfs.c @@ -232,12 +232,15 @@ set_level(struct device *dev, struct device_attribute *attr, int len = count; char *cp; int rc = 0; + int old_autosuspend_disabled, old_autoresume_disabled; cp = memchr(buf, '\n', count); if (cp) len = cp - buf; usb_lock_device(udev); + old_autosuspend_disabled = udev->autosuspend_disabled; + old_autoresume_disabled = udev->autoresume_disabled; /* Setting the flags without calling usb_pm_lock is a subject to * races, but who cares... @@ -263,6 +266,10 @@ set_level(struct device *dev, struct device_attribute *attr, } else rc = -EINVAL; + if (rc) { + udev->autosuspend_disabled = old_autosuspend_disabled; + udev->autoresume_disabled = old_autoresume_disabled; + } usb_unlock_device(udev); return (rc < 0 ? rc : count); } diff --git a/drivers/usb/core/usb.c b/drivers/usb/core/usb.c index 18ddc5e67e3..4a6299bd004 100644 --- a/drivers/usb/core/usb.c +++ b/drivers/usb/core/usb.c @@ -184,10 +184,6 @@ static void usb_release_dev(struct device *dev) udev = to_usb_device(dev); -#ifdef CONFIG_USB_SUSPEND - cancel_delayed_work(&udev->autosuspend); - flush_workqueue(ksuspend_usb_wq); -#endif usb_destroy_configuration(udev); usb_put_hcd(bus_to_hcd(udev->bus)); kfree(udev->product); @@ -205,7 +201,11 @@ struct device_type usb_device_type = { static int ksuspend_usb_init(void) { - ksuspend_usb_wq = create_singlethread_workqueue("ksuspend_usbd"); + /* This workqueue is supposed to be both freezable and + * singlethreaded. Its job doesn't justify running on more + * than one CPU. + */ + ksuspend_usb_wq = create_freezeable_workqueue("ksuspend_usbd"); if (!ksuspend_usb_wq) return -ENOMEM; return 0; diff --git a/drivers/usb/gadget/epautoconf.c b/drivers/usb/gadget/epautoconf.c index f28af06905a..6042364402b 100644 --- a/drivers/usb/gadget/epautoconf.c +++ b/drivers/usb/gadget/epautoconf.c @@ -132,7 +132,7 @@ ep_matches ( * where it's an output parameter representing the full speed limit. * the usb spec fixes high speed bulk maxpacket at 512 bytes. */ - max = 0x7ff & le16_to_cpup (&desc->wMaxPacketSize); + max = 0x7ff & le16_to_cpu(desc->wMaxPacketSize); switch (type) { case USB_ENDPOINT_XFER_INT: /* INT: limit 64 bytes full speed, 1024 high speed */ diff --git a/drivers/usb/gadget/fsl_usb2_udc.c b/drivers/usb/gadget/fsl_usb2_udc.c index 157054ea397..3ca2b3159f0 100644 --- a/drivers/usb/gadget/fsl_usb2_udc.c +++ b/drivers/usb/gadget/fsl_usb2_udc.c @@ -228,13 +228,15 @@ static int dr_controller_setup(struct fsl_udc *udc) /* Config PHY interface */ portctrl = fsl_readl(&dr_regs->portsc1); - portctrl &= ~PORTSCX_PHY_TYPE_SEL; + portctrl &= ~(PORTSCX_PHY_TYPE_SEL & PORTSCX_PORT_WIDTH); switch (udc->phy_mode) { case FSL_USB2_PHY_ULPI: portctrl |= PORTSCX_PTS_ULPI; break; - case FSL_USB2_PHY_UTMI: case FSL_USB2_PHY_UTMI_WIDE: + portctrl |= PORTSCX_PTW_16BIT; + /* fall through */ + case FSL_USB2_PHY_UTMI: portctrl |= PORTSCX_PTS_UTMI; break; case FSL_USB2_PHY_SERIAL: @@ -625,7 +627,7 @@ static void fsl_free_buffer(struct usb_ep *_ep, void *buf, struct fsl_ep *ep; if (!_ep) - return NULL; + return; ep = container_of(_ep, struct fsl_ep, ep); diff --git a/drivers/usb/gadget/inode.c b/drivers/usb/gadget/inode.c index 188c74a9521..46d0e525274 100644 --- a/drivers/usb/gadget/inode.c +++ b/drivers/usb/gadget/inode.c @@ -1369,12 +1369,12 @@ config_buf (struct dev_data *dev, u8 type, unsigned index) hs = !hs; if (hs) { dev->req->buf = dev->hs_config; - len = le16_to_cpup (&dev->hs_config->wTotalLength); + len = le16_to_cpu(dev->hs_config->wTotalLength); } else #endif { dev->req->buf = dev->config; - len = le16_to_cpup (&dev->config->wTotalLength); + len = le16_to_cpu(dev->config->wTotalLength); } ((u8 *)dev->req->buf) [1] = type; return len; @@ -1885,7 +1885,7 @@ dev_config (struct file *fd, const char __user *buf, size_t len, loff_t *ptr) /* full or low speed config */ dev->config = (void *) kbuf; - total = le16_to_cpup (&dev->config->wTotalLength); + total = le16_to_cpu(dev->config->wTotalLength); if (!is_valid_config (dev->config) || total >= length) goto fail; kbuf += total; @@ -1894,7 +1894,7 @@ dev_config (struct file *fd, const char __user *buf, size_t len, loff_t *ptr) /* optional high speed config */ if (kbuf [1] == USB_DT_CONFIG) { dev->hs_config = (void *) kbuf; - total = le16_to_cpup (&dev->hs_config->wTotalLength); + total = le16_to_cpu(dev->hs_config->wTotalLength); if (!is_valid_config (dev->hs_config) || total >= length) goto fail; kbuf += total; diff --git a/drivers/usb/gadget/net2280.c b/drivers/usb/gadget/net2280.c index 52779c52b56..d975ecf18e0 100644 --- a/drivers/usb/gadget/net2280.c +++ b/drivers/usb/gadget/net2280.c @@ -2440,9 +2440,9 @@ static void handle_stat0_irqs (struct net2280 *dev, u32 stat) tmp = 0; -#define w_value le16_to_cpup (&u.r.wValue) -#define w_index le16_to_cpup (&u.r.wIndex) -#define w_length le16_to_cpup (&u.r.wLength) +#define w_value le16_to_cpu(u.r.wValue) +#define w_index le16_to_cpu(u.r.wIndex) +#define w_length le16_to_cpu(u.r.wLength) /* ack the irq */ writel (1 << SETUP_PACKET_INTERRUPT, &dev->regs->irqstat0); diff --git a/drivers/usb/gadget/omap_udc.c b/drivers/usb/gadget/omap_udc.c index b394e63894d..c4975a6cf77 100644 --- a/drivers/usb/gadget/omap_udc.c +++ b/drivers/usb/gadget/omap_udc.c @@ -1651,9 +1651,9 @@ static void ep0_irq(struct omap_udc *udc, u16 irq_src) UDC_EP_NUM_REG = 0; } while (UDC_IRQ_SRC_REG & UDC_SETUP); -#define w_value le16_to_cpup (&u.r.wValue) -#define w_index le16_to_cpup (&u.r.wIndex) -#define w_length le16_to_cpup (&u.r.wLength) +#define w_value le16_to_cpu(u.r.wValue) +#define w_index le16_to_cpu(u.r.wIndex) +#define w_length le16_to_cpu(u.r.wLength) /* Delegate almost all control requests to the gadget driver, * except for a handful of ch9 status/feature requests that diff --git a/drivers/usb/gadget/rndis.c b/drivers/usb/gadget/rndis.c index 6ec8cf1a3cc..708657c8913 100644 --- a/drivers/usb/gadget/rndis.c +++ b/drivers/usb/gadget/rndis.c @@ -186,10 +186,14 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, DEBUG("query OID %08x value, len %d:\n", OID, buf_len); for (i = 0; i < buf_len; i += 16) { DEBUG ("%03d: %08x %08x %08x %08x\n", i, - le32_to_cpup((__le32 *)&buf[i]), - le32_to_cpup((__le32 *)&buf[i + 4]), - le32_to_cpup((__le32 *)&buf[i + 8]), - le32_to_cpup((__le32 *)&buf[i + 12])); + le32_to_cpu(get_unaligned((__le32 *) + &buf[i])), + le32_to_cpu(get_unaligned((__le32 *) + &buf[i + 4])), + le32_to_cpu(get_unaligned((__le32 *) + &buf[i + 8])), + le32_to_cpu(get_unaligned((__le32 *) + &buf[i + 12]))); } } @@ -665,7 +669,7 @@ gen_ndis_query_resp (int configNr, u32 OID, u8 *buf, unsigned buf_len, break; case OID_PNP_QUERY_POWER: DEBUG("%s: OID_PNP_QUERY_POWER D%d\n", __FUNCTION__, - le32_to_cpup((__le32 *) buf) - 1); + le32_to_cpu(get_unaligned((__le32 *)buf)) - 1); /* only suspend is a real power state, and * it can't be entered by OID_PNP_SET_POWER... */ @@ -704,10 +708,14 @@ static int gen_ndis_set_resp (u8 configNr, u32 OID, u8 *buf, u32 buf_len, DEBUG("set OID %08x value, len %d:\n", OID, buf_len); for (i = 0; i < buf_len; i += 16) { DEBUG ("%03d: %08x %08x %08x %08x\n", i, - le32_to_cpup((__le32 *)&buf[i]), - le32_to_cpup((__le32 *)&buf[i + 4]), - le32_to_cpup((__le32 *)&buf[i + 8]), - le32_to_cpup((__le32 *)&buf[i + 12])); + le32_to_cpu(get_unaligned((__le32 *) + &buf[i])), + le32_to_cpu(get_unaligned((__le32 *) + &buf[i + 4])), + le32_to_cpu(get_unaligned((__le32 *) + &buf[i + 8])), + le32_to_cpu(get_unaligned((__le32 *) + &buf[i + 12]))); } } @@ -721,7 +729,8 @@ static int gen_ndis_set_resp (u8 configNr, u32 OID, u8 *buf, u32 buf_len, * PROMISCUOUS, DIRECTED, * MULTICAST, ALL_MULTICAST, BROADCAST */ - *params->filter = (u16) le32_to_cpup((__le32 *)buf); + *params->filter = (u16) le32_to_cpu(get_unaligned( + (__le32 *)buf)); DEBUG("%s: OID_GEN_CURRENT_PACKET_FILTER %08x\n", __FUNCTION__, *params->filter); @@ -771,7 +780,7 @@ update_linkstate: * resuming, Windows forces a reset, and then SET_POWER D0. * FIXME ... then things go batty; Windows wedges itself. */ - i = le32_to_cpup((__force __le32 *)buf); + i = le32_to_cpu(get_unaligned((__le32 *)buf)); DEBUG("%s: OID_PNP_SET_POWER D%d\n", __FUNCTION__, i - 1); switch (i) { case NdisDeviceStateD0: @@ -1058,8 +1067,8 @@ int rndis_msg_parser (u8 configNr, u8 *buf) return -ENOMEM; tmp = (__le32 *) buf; - MsgType = le32_to_cpup(tmp++); - MsgLength = le32_to_cpup(tmp++); + MsgType = le32_to_cpu(get_unaligned(tmp++)); + MsgLength = le32_to_cpu(get_unaligned(tmp++)); if (configNr >= RNDIS_MAX_CONFIGS) return -ENOTSUPP; diff --git a/drivers/usb/host/ehci-fsl.c b/drivers/usb/host/ehci-fsl.c index a52480505f7..c7a7c590426 100644 --- a/drivers/usb/host/ehci-fsl.c +++ b/drivers/usb/host/ehci-fsl.c @@ -193,6 +193,19 @@ static void mpc83xx_usb_setup(struct usb_hcd *hcd) out_be32(non_ehci + FSL_SOC_USB_CTRL, 0x00000004); out_be32(non_ehci + FSL_SOC_USB_SNOOP1, 0x0000001b); +#if defined(CONFIG_PPC32) && !defined(CONFIG_NOT_COHERENT_CACHE) + /* + * Turn on cache snooping hardware, since some PowerPC platforms + * wholly rely on hardware to deal with cache coherent + */ + + /* Setup Snooping for all the 4GB space */ + /* SNOOP1 starts from 0x0, size 2G */ + out_be32(non_ehci + FSL_SOC_USB_SNOOP1, 0x0 | SNOOP_SIZE_2GB); + /* SNOOP2 starts from 0x80000000, size 2G */ + out_be32(non_ehci + FSL_SOC_USB_SNOOP2, 0x80000000 | SNOOP_SIZE_2GB); +#endif + if (pdata->operating_mode == FSL_USB2_DR_HOST) mpc83xx_setup_phy(ehci, pdata->phy_mode, 0); diff --git a/drivers/usb/host/ehci-fsl.h b/drivers/usb/host/ehci-fsl.h index f28736a917e..b5e59db5334 100644 --- a/drivers/usb/host/ehci-fsl.h +++ b/drivers/usb/host/ehci-fsl.h @@ -34,4 +34,5 @@ #define FSL_SOC_USB_PRICTRL 0x40c /* NOTE: big-endian */ #define FSL_SOC_USB_SICTRL 0x410 /* NOTE: big-endian */ #define FSL_SOC_USB_CTRL 0x500 /* NOTE: big-endian */ +#define SNOOP_SIZE_2GB 0x1e #endif /* _EHCI_FSL_H */ diff --git a/drivers/usb/host/ohci-hub.c b/drivers/usb/host/ohci-hub.c index 216c9c9d4d6..bb9cc595219 100644 --- a/drivers/usb/host/ohci-hub.c +++ b/drivers/usb/host/ohci-hub.c @@ -417,6 +417,8 @@ ohci_hub_status_data (struct usb_hcd *hcd, char *buf) unsigned long flags; spin_lock_irqsave (&ohci->lock, flags); + if (!test_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags)) + goto done; /* undocumented erratum seen on at least rev D */ if ((ohci->flags & OHCI_QUIRK_AMD756) diff --git a/drivers/usb/host/ohci-pci.c b/drivers/usb/host/ohci-pci.c index 79705609fd0..ca62cb58322 100644 --- a/drivers/usb/host/ohci-pci.c +++ b/drivers/usb/host/ohci-pci.c @@ -137,7 +137,7 @@ static const struct pci_device_id ohci_pci_quirks[] = { /* Toshiba portege 4000 */ .vendor = PCI_VENDOR_ID_AL, .device = 0x5237, - .subvendor = PCI_VENDOR_ID_TOSHIBA_2, + .subvendor = PCI_VENDOR_ID_TOSHIBA, .subdevice = 0x0004, .driver_data = (unsigned long) broken_suspend, }, diff --git a/drivers/usb/host/pci-quirks.c b/drivers/usb/host/pci-quirks.c index 20861650905..c225159ca3d 100644 --- a/drivers/usb/host/pci-quirks.c +++ b/drivers/usb/host/pci-quirks.c @@ -44,6 +44,7 @@ #define EHCI_USBSTS 4 /* status register */ #define EHCI_USBSTS_HALTED (1 << 12) /* HCHalted bit */ #define EHCI_USBINTR 8 /* interrupt register */ +#define EHCI_CONFIGFLAG 0x40 /* configured flag register */ #define EHCI_USBLEGSUP 0 /* legacy support register */ #define EHCI_USBLEGSUP_BIOS (1 << 16) /* BIOS semaphore */ #define EHCI_USBLEGSUP_OS (1 << 24) /* OS semaphore */ @@ -216,6 +217,7 @@ static void __devinit quirk_usb_disable_ehci(struct pci_dev *pdev) u32 hcc_params, val; u8 offset, cap_length; int count = 256/4; + int tried_handoff = 0; if (!mmio_resource_enabled(pdev, 0)) return; @@ -273,6 +275,7 @@ static void __devinit quirk_usb_disable_ehci(struct pci_dev *pdev) */ msec = 5000; while ((cap & EHCI_USBLEGSUP_BIOS) && (msec > 0)) { + tried_handoff = 1; msleep(10); msec -= 10; pci_read_config_dword(pdev, offset, &cap); @@ -292,6 +295,12 @@ static void __devinit quirk_usb_disable_ehci(struct pci_dev *pdev) pci_write_config_dword(pdev, offset + EHCI_USBLEGCTLSTS, 0); + + /* If the BIOS ever owned the controller then we + * can't expect any power sessions to remain intact. + */ + if (tried_handoff) + writel(0, op_reg_base + EHCI_CONFIGFLAG); break; case 0: /* illegal reserved capability */ cap = 0; diff --git a/drivers/usb/host/u132-hcd.c b/drivers/usb/host/u132-hcd.c index ff0dba01f1c..e98df2ee990 100644 --- a/drivers/usb/host/u132-hcd.c +++ b/drivers/usb/host/u132-hcd.c @@ -57,6 +57,13 @@ #include <asm/system.h> #include <asm/byteorder.h> #include "../core/hcd.h" + + /* FIXME ohci.h is ONLY for internal use by the OHCI driver. + * If you're going to try stuff like this, you need to split + * out shareable stuff (register declarations?) into its own + * file, maybe name <linux/usb/ohci.h> + */ + #include "ohci.h" #define OHCI_CONTROL_INIT OHCI_CTRL_CBSR #define OHCI_INTR_INIT (OHCI_INTR_MIE | OHCI_INTR_UE | OHCI_INTR_RD | \ @@ -173,11 +180,6 @@ struct u132_ring { struct u132_endp *curr_endp; struct delayed_work scheduler; }; -#define OHCI_QUIRK_AMD756 0x01 -#define OHCI_QUIRK_SUPERIO 0x02 -#define OHCI_QUIRK_INITRESET 0x04 -#define OHCI_BIG_ENDIAN 0x08 -#define OHCI_QUIRK_ZFMICRO 0x10 struct u132 { struct kref kref; struct list_head u132_list; diff --git a/drivers/usb/misc/auerswald.c b/drivers/usb/misc/auerswald.c index 88fb56d5db8..cac1500cba6 100644 --- a/drivers/usb/misc/auerswald.c +++ b/drivers/usb/misc/auerswald.c @@ -1822,16 +1822,10 @@ static int auerchar_release (struct inode *inode, struct file *file) pauerswald_t cp; dbg("release"); - /* get the mutexes */ - if (down_interruptible (&ccp->mutex)) { - return -ERESTARTSYS; - } + down(&ccp->mutex); cp = ccp->auerdev; if (cp) { - if (down_interruptible (&cp->mutex)) { - up (&ccp->mutex); - return -ERESTARTSYS; - } + down(&cp->mutex); /* remove an open service */ auerswald_removeservice (cp, &ccp->scontext); /* detach from device */ diff --git a/drivers/usb/misc/ftdi-elan.c b/drivers/usb/misc/ftdi-elan.c index e2172e5cf15..e0f122e131d 100644 --- a/drivers/usb/misc/ftdi-elan.c +++ b/drivers/usb/misc/ftdi-elan.c @@ -73,6 +73,13 @@ static struct list_head ftdi_static_list; #include "usb_u132.h" #include <asm/io.h> #include "../core/hcd.h" + + /* FIXME ohci.h is ONLY for internal use by the OHCI driver. + * If you're going to try stuff like this, you need to split + * out shareable stuff (register declarations?) into its own + * file, maybe name <linux/usb/ohci.h> + */ + #include "../host/ohci.h" /* Define these values to match your devices*/ #define USB_FTDI_ELAN_VENDOR_ID 0x0403 @@ -2300,10 +2307,7 @@ static int ftdi_elan_checkingPCI(struct usb_ftdi *ftdi) offsetof(struct ohci_regs, member), 0, data); #define ftdi_write_pcimem(ftdi, member, data) ftdi_elan_write_pcimem(ftdi, \ offsetof(struct ohci_regs, member), 0, data); -#define OHCI_QUIRK_AMD756 0x01 -#define OHCI_QUIRK_SUPERIO 0x02 -#define OHCI_QUIRK_INITRESET 0x04 -#define OHCI_BIG_ENDIAN 0x08 + #define OHCI_CONTROL_INIT OHCI_CTRL_CBSR #define OHCI_INTR_INIT (OHCI_INTR_MIE | OHCI_INTR_UE | OHCI_INTR_RD | \ OHCI_INTR_WDH) diff --git a/drivers/usb/misc/ldusb.c b/drivers/usb/misc/ldusb.c index 11555bde655..7bad4940476 100644 --- a/drivers/usb/misc/ldusb.c +++ b/drivers/usb/misc/ldusb.c @@ -165,6 +165,8 @@ struct ld_usb { size_t interrupt_in_endpoint_size; int interrupt_in_running; int interrupt_in_done; + int buffer_overflow; + spinlock_t rbsl; char* interrupt_out_buffer; struct usb_endpoint_descriptor* interrupt_out_endpoint; @@ -230,10 +232,12 @@ static void ld_usb_interrupt_in_callback(struct urb *urb) } else { dbg_info(&dev->intf->dev, "%s: nonzero status received: %d\n", __FUNCTION__, urb->status); + spin_lock(&dev->rbsl); goto resubmit; /* maybe we can recover */ } } + spin_lock(&dev->rbsl); if (urb->actual_length > 0) { next_ring_head = (dev->ring_head+1) % ring_buffer_size; if (next_ring_head != dev->ring_tail) { @@ -244,21 +248,25 @@ static void ld_usb_interrupt_in_callback(struct urb *urb) dev->ring_head = next_ring_head; dbg_info(&dev->intf->dev, "%s: received %d bytes\n", __FUNCTION__, urb->actual_length); - } else + } else { dev_warn(&dev->intf->dev, "Ring buffer overflow, %d bytes dropped\n", urb->actual_length); + dev->buffer_overflow = 1; + } } resubmit: /* resubmit if we're still running */ - if (dev->interrupt_in_running && dev->intf) { + if (dev->interrupt_in_running && !dev->buffer_overflow && dev->intf) { retval = usb_submit_urb(dev->interrupt_in_urb, GFP_ATOMIC); - if (retval) + if (retval) { dev_err(&dev->intf->dev, "usb_submit_urb failed (%d)\n", retval); + dev->buffer_overflow = 1; + } } - + spin_unlock(&dev->rbsl); exit: dev->interrupt_in_done = 1; wake_up_interruptible(&dev->read_wait); @@ -330,6 +338,7 @@ static int ld_usb_open(struct inode *inode, struct file *file) /* initialize in direction */ dev->ring_head = 0; dev->ring_tail = 0; + dev->buffer_overflow = 0; usb_fill_int_urb(dev->interrupt_in_urb, interface_to_usbdev(interface), usb_rcvintpipe(interface_to_usbdev(interface), @@ -439,6 +448,7 @@ static ssize_t ld_usb_read(struct file *file, char __user *buffer, size_t count, size_t *actual_buffer; size_t bytes_to_read; int retval = 0; + int rv; dev = file->private_data; @@ -460,7 +470,10 @@ static ssize_t ld_usb_read(struct file *file, char __user *buffer, size_t count, } /* wait for data */ + spin_lock_irq(&dev->rbsl); if (dev->ring_head == dev->ring_tail) { + dev->interrupt_in_done = 0; + spin_unlock_irq(&dev->rbsl); if (file->f_flags & O_NONBLOCK) { retval = -EAGAIN; goto unlock_exit; @@ -468,6 +481,8 @@ static ssize_t ld_usb_read(struct file *file, char __user *buffer, size_t count, retval = wait_event_interruptible(dev->read_wait, dev->interrupt_in_done); if (retval < 0) goto unlock_exit; + } else { + spin_unlock_irq(&dev->rbsl); } /* actual_buffer contains actual_length + interrupt_in_buffer */ @@ -486,6 +501,17 @@ static ssize_t ld_usb_read(struct file *file, char __user *buffer, size_t count, retval = bytes_to_read; + spin_lock_irq(&dev->rbsl); + if (dev->buffer_overflow) { + dev->buffer_overflow = 0; + spin_unlock_irq(&dev->rbsl); + rv = usb_submit_urb(dev->interrupt_in_urb, GFP_KERNEL); + if (rv < 0) + dev->buffer_overflow = 1; + } else { + spin_unlock_irq(&dev->rbsl); + } + unlock_exit: /* unlock the device */ up(&dev->sem); @@ -635,6 +661,7 @@ static int ld_usb_probe(struct usb_interface *intf, const struct usb_device_id * goto exit; } init_MUTEX(&dev->sem); + spin_lock_init(&dev->rbsl); dev->intf = intf; init_waitqueue_head(&dev->read_wait); init_waitqueue_head(&dev->write_wait); diff --git a/drivers/usb/serial/ark3116.c b/drivers/usb/serial/ark3116.c index ea2175bb227..fe437125f14 100644 --- a/drivers/usb/serial/ark3116.c +++ b/drivers/usb/serial/ark3116.c @@ -63,7 +63,8 @@ static inline void ARK3116_RCV(struct usb_serial *serial, int seq, request, requesttype, value, index, buf, 0x0000001, 1000); if (result) - dbg("%03d < %d bytes [0x%02X]", seq, result, buf[0]); + dbg("%03d < %d bytes [0x%02X]", seq, result, + ((unsigned char *)buf)[0]); else dbg("%03d < 0 bytes", seq); } diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c index 95a1805b064..2353679f601 100644 --- a/drivers/usb/serial/ftdi_sio.c +++ b/drivers/usb/serial/ftdi_sio.c @@ -273,12 +273,18 @@ static __u16 product; /* struct ftdi_sio_quirk is used by devices requiring special attention. */ struct ftdi_sio_quirk { + int (*probe)(struct usb_serial *); void (*setup)(struct usb_serial *); /* Special settings during startup. */ }; +static int ftdi_olimex_probe (struct usb_serial *serial); static void ftdi_USB_UIRT_setup (struct usb_serial *serial); static void ftdi_HE_TIRA1_setup (struct usb_serial *serial); +static struct ftdi_sio_quirk ftdi_olimex_quirk = { + .probe = ftdi_olimex_probe, +}; + static struct ftdi_sio_quirk ftdi_USB_UIRT_quirk = { .setup = ftdi_USB_UIRT_setup, }; @@ -319,6 +325,7 @@ static struct usb_device_id id_table_combined [] = { { USB_DEVICE(FTDI_VID, FTDI_8U2232C_PID) }, { USB_DEVICE(FTDI_VID, FTDI_MICRO_CHAMELEON_PID) }, { USB_DEVICE(FTDI_VID, FTDI_RELAIS_PID) }, + { USB_DEVICE(FTDI_VID, FTDI_OPENDCC_PID) }, { USB_DEVICE(INTERBIOMETRICS_VID, INTERBIOMETRICS_IOBOARD_PID) }, { USB_DEVICE(INTERBIOMETRICS_VID, INTERBIOMETRICS_MINI_IOBOARD_PID) }, { USB_DEVICE(FTDI_VID, FTDI_XF_632_PID) }, @@ -525,6 +532,9 @@ static struct usb_device_id id_table_combined [] = { { USB_DEVICE(FTDI_VID, FTDI_TACTRIX_OPENPORT_13U_PID) }, { USB_DEVICE(ELEKTOR_VID, ELEKTOR_FT323R_PID) }, { USB_DEVICE(TELLDUS_VID, TELLDUS_TELLSTICK_PID) }, + { USB_DEVICE(FTDI_VID, FTDI_MAXSTREAM_PID) }, + { USB_DEVICE(OLIMEX_VID, OLIMEX_ARM_USB_OCD_PID), + .driver_info = (kernel_ulong_t)&ftdi_olimex_quirk }, { }, /* Optional parameter entry */ { } /* Terminating entry */ }; @@ -669,7 +679,7 @@ static struct usb_serial_driver ftdi_sio_device = { /* * *************************************************************************** - * Utlity functions + * Utility functions * *************************************************************************** */ @@ -1171,9 +1181,17 @@ static void remove_sysfs_attrs(struct usb_serial_port *port) /* Probe function to check for special devices */ static int ftdi_sio_probe (struct usb_serial *serial, const struct usb_device_id *id) { + struct ftdi_sio_quirk *quirk = (struct ftdi_sio_quirk *)id->driver_info; + + if (quirk && quirk->probe) { + int ret = quirk->probe(serial); + if (ret != 0) + return ret; + } + usb_set_serial_data(serial, (void *)id->driver_info); - return (0); + return 0; } static int ftdi_sio_port_probe(struct usb_serial_port *port) @@ -1268,6 +1286,24 @@ static void ftdi_HE_TIRA1_setup (struct usb_serial *serial) priv->force_rtscts = 1; } /* ftdi_HE_TIRA1_setup */ +/* + * First port on Olimex arm-usb-ocd is reserved for JTAG interface + * and can be accessed from userspace using openocd. + */ +static int ftdi_olimex_probe(struct usb_serial *serial) +{ + struct usb_device *udev = serial->dev; + struct usb_interface *interface = serial->interface; + + dbg("%s",__FUNCTION__); + + if (interface == udev->actconfig->interface[0]) { + info("Ignoring reserved serial port on Olimex arm-usb-ocd\n"); + return -ENODEV; + } + + return 0; +} /* ftdi_shutdown is called from usbserial:usb_serial_disconnect * it is called when the usb device is disconnected diff --git a/drivers/usb/serial/ftdi_sio.h b/drivers/usb/serial/ftdi_sio.h index 77ad0a09b38..33aee904724 100644 --- a/drivers/usb/serial/ftdi_sio.h +++ b/drivers/usb/serial/ftdi_sio.h @@ -60,6 +60,9 @@ /* DMX4ALL DMX Interfaces */ #define FTDI_DMX4ALL 0xC850 +/* OpenDCC (www.opendcc.de) product id */ +#define FTDI_OPENDCC_PID 0xBFD8 + /* www.crystalfontz.com devices - thanx for providing free devices for evaluation ! */ /* they use the ftdi chipset for the USB interface and the vendor id is the same */ #define FTDI_XF_632_PID 0xFC08 /* 632: 16x2 Character Display */ @@ -518,6 +521,15 @@ #define FTDI_IBS_PEDO_PID 0xff3e /* IBS PEDO-Modem (RF modem 868.35 MHz) */ #define FTDI_IBS_PROD_PID 0xff3f /* future device */ +/* + * MaxStream devices www.maxstream.net + */ +#define FTDI_MAXSTREAM_PID 0xEE18 /* Xbee PKG-U Module */ + +/* Olimex */ +#define OLIMEX_VID 0x15BA +#define OLIMEX_ARM_USB_OCD_PID 0x0003 + /* Commands */ #define FTDI_SIO_RESET 0 /* Reset the port */ #define FTDI_SIO_MODEM_CTRL 1 /* Set the modem control register */ diff --git a/drivers/usb/serial/mos7840.c b/drivers/usb/serial/mos7840.c index 2366e7b63ec..36620c65107 100644 --- a/drivers/usb/serial/mos7840.c +++ b/drivers/usb/serial/mos7840.c @@ -769,11 +769,6 @@ static void mos7840_bulk_out_data_callback(struct urb *urb) return; } - if (!mos7840_port) { - dbg("%s", "NULL mos7840_port pointer \n"); - return; - } - if (mos7840_port_paranoia_check(mos7840_port->port, __FUNCTION__)) { dbg("%s", "Port Paranoia failed \n"); return; diff --git a/drivers/usb/serial/omninet.c b/drivers/usb/serial/omninet.c index 4adfab988e8..00afc1712c3 100644 --- a/drivers/usb/serial/omninet.c +++ b/drivers/usb/serial/omninet.c @@ -165,12 +165,10 @@ static int omninet_open (struct usb_serial_port *port, struct file *filp) { struct usb_serial *serial = port->serial; struct usb_serial_port *wport; - struct omninet_data *od = usb_get_serial_port_data(port); int result = 0; dbg("%s - port %d", __FUNCTION__, port->number); - od = kmalloc( sizeof(struct omninet_data), GFP_KERNEL ); wport = serial->port[1]; wport->tty = port->tty; diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c index 8c3f55b080b..89f067d9507 100644 --- a/drivers/usb/serial/option.c +++ b/drivers/usb/serial/option.c @@ -165,7 +165,6 @@ static struct usb_device_id option_ids[] = { { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x1410) }, /* Novatel U740 */ { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x1420) }, /* Novatel EU870 */ { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x1430) }, /* Novatel Merlin XU870 HSDPA/3G */ - { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x1430) }, /* Novatel XU870 */ { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x2100) }, /* Novatel EV620 CDMA/EV-DO */ { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x2110) }, /* Novatel Merlin ES620 / Merlin ES720 / Ovation U720 */ { USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, 0x2130) }, /* Novatel Merlin ES620 SM Bus */ diff --git a/drivers/usb/serial/sierra.c b/drivers/usb/serial/sierra.c index 644607de4c1..ac1829c6e8f 100644 --- a/drivers/usb/serial/sierra.c +++ b/drivers/usb/serial/sierra.c @@ -35,6 +35,7 @@ static struct usb_device_id id_table [] = { { USB_DEVICE(0x1199, 0x0218) }, /* Sierra Wireless MC5720 */ { USB_DEVICE(0x1199, 0x0020) }, /* Sierra Wireless MC5725 */ { USB_DEVICE(0x1199, 0x0019) }, /* Sierra Wireless AirCard 595 */ + { USB_DEVICE(0x1199, 0x0120) }, /* Sierra Wireless AirCard 595U */ { USB_DEVICE(0x1199, 0x0021) }, /* Sierra Wireless AirCard 597E */ { USB_DEVICE(0x1199, 0x6802) }, /* Sierra Wireless MC8755 */ { USB_DEVICE(0x1199, 0x6804) }, /* Sierra Wireless MC8755 */ @@ -60,6 +61,7 @@ static struct usb_device_id id_table_3port [] = { { USB_DEVICE(0x1199, 0x0218) }, /* Sierra Wireless MC5720 */ { USB_DEVICE(0x1199, 0x0020) }, /* Sierra Wireless MC5725 */ { USB_DEVICE(0x1199, 0x0019) }, /* Sierra Wireless AirCard 595 */ + { USB_DEVICE(0x1199, 0x0120) }, /* Sierra Wireless AirCard 595U */ { USB_DEVICE(0x1199, 0x0021) }, /* Sierra Wireless AirCard 597E */ { USB_DEVICE(0x1199, 0x6802) }, /* Sierra Wireless MC8755 */ { USB_DEVICE(0x1199, 0x6804) }, /* Sierra Wireless MC8755 */ diff --git a/drivers/usb/storage/onetouch.c b/drivers/usb/storage/onetouch.c index 6d3dad3d1da..d35369392fe 100644 --- a/drivers/usb/storage/onetouch.c +++ b/drivers/usb/storage/onetouch.c @@ -84,7 +84,7 @@ resubmit: static int usb_onetouch_open(struct input_dev *dev) { - struct usb_onetouch *onetouch = dev->private; + struct usb_onetouch *onetouch = input_get_drvdata(dev); onetouch->is_open = 1; onetouch->irq->dev = onetouch->udev; @@ -98,7 +98,7 @@ static int usb_onetouch_open(struct input_dev *dev) static void usb_onetouch_close(struct input_dev *dev) { - struct usb_onetouch *onetouch = dev->private; + struct usb_onetouch *onetouch = input_get_drvdata(dev); usb_kill_urb(onetouch->irq); onetouch->is_open = 0; @@ -185,13 +185,14 @@ int onetouch_connect_input(struct us_data *ss) input_dev->name = onetouch->name; input_dev->phys = onetouch->phys; usb_to_input_id(udev, &input_dev->id); - input_dev->cdev.dev = &udev->dev; + input_dev->dev.parent = &udev->dev; set_bit(EV_KEY, input_dev->evbit); set_bit(ONETOUCH_BUTTON, input_dev->keybit); clear_bit(0, input_dev->keybit); - input_dev->private = onetouch; + input_set_drvdata(input_dev, onetouch); + input_dev->open = usb_onetouch_open; input_dev->close = usb_onetouch_close; diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h index 8b3145ab775..54979c239c6 100644 --- a/drivers/usb/storage/unusual_devs.h +++ b/drivers/usb/storage/unusual_devs.h @@ -1179,14 +1179,28 @@ UNUSUAL_DEV( 0x0a17, 0x006, 0x0000, 0xffff, US_SC_DEVICE, US_PR_DEVICE, NULL, US_FL_FIX_INQUIRY ), -/* This is a virtual windows driver CD, which the zd1211rw driver automatically - * converts into a WLAN device. */ +/* These are virtual windows driver CDs, which the zd1211rw driver + * automatically converts into WLAN devices. */ UNUSUAL_DEV( 0x0ace, 0x2011, 0x0101, 0x0101, "ZyXEL", "G-220F USB-WLAN Install", US_SC_DEVICE, US_PR_DEVICE, NULL, US_FL_IGNORE_DEVICE ), +UNUSUAL_DEV( 0x0ace, 0x20ff, 0x0101, 0x0101, + "SiteCom", + "WL-117 USB-WLAN Install", + US_SC_DEVICE, US_PR_DEVICE, NULL, + US_FL_IGNORE_DEVICE ), + +/* SanDisk that has a second LUN for a driver ISO, reported by + * Ben Collins <bcollins@ubuntu.com> */ +UNUSUAL_DEV( 0x0781, 0x5406, 0x0000, 0xffff, + "SanDisk", + "U3 Cruzer Micro driver ISO", + US_SC_DEVICE, US_PR_DEVICE, NULL, + US_FL_SINGLE_LUN ), + #ifdef CONFIG_USB_STORAGE_ISD200 UNUSUAL_DEV( 0x0bf6, 0xa001, 0x0100, 0x0110, "ATI", @@ -1265,6 +1279,15 @@ UNUSUAL_DEV( 0x0dd8, 0x1060, 0x0000, 0xffff, US_SC_DEVICE, US_PR_DEVICE, NULL, US_FL_FIX_INQUIRY ), +/* Reported by Edward Chapman (taken from linux-usb mailing list) + Netac OnlyDisk Mini U2CV2 512MB USB 2.0 Flash Drive */ +UNUSUAL_DEV( 0x0dd8, 0xd202, 0x0000, 0x9999, + "Netac", + "USB Flash Disk", + US_SC_DEVICE, US_PR_DEVICE, NULL, + US_FL_IGNORE_RESIDUE ), + + /* Patch by Stephan Walter <stephan.walter@epfl.ch> * I don't know why, but it works... */ UNUSUAL_DEV( 0x0dda, 0x0001, 0x0012, 0x0012, diff --git a/drivers/video/Kconfig b/drivers/video/Kconfig index 4d7485fa553..403dac787eb 100644 --- a/drivers/video/Kconfig +++ b/drivers/video/Kconfig @@ -704,6 +704,91 @@ config FB_CG6 This is the frame buffer device driver for the CGsix (GX, TurboGX) frame buffer. +config FB_FFB + bool "Creator/Creator3D/Elite3D support" + depends on FB_SBUS && SPARC64 + select FB_CFB_COPYAREA + select FB_CFB_IMAGEBLIT + help + This is the frame buffer device driver for the Creator, Creator3D, + and Elite3D graphics boards. + +config FB_TCX + bool "TCX (SS4/SS5 only) support" + depends on FB_SBUS + select FB_CFB_FILLRECT + select FB_CFB_COPYAREA + select FB_CFB_IMAGEBLIT + help + This is the frame buffer device driver for the TCX 24/8bit frame + buffer. + +config FB_CG14 + bool "CGfourteen (SX) support" + depends on FB_SBUS + select FB_CFB_FILLRECT + select FB_CFB_COPYAREA + select FB_CFB_IMAGEBLIT + help + This is the frame buffer device driver for the CGfourteen frame + buffer on Desktop SPARCsystems with the SX graphics option. + +config FB_P9100 + bool "P9100 (Sparcbook 3 only) support" + depends on FB_SBUS + select FB_CFB_FILLRECT + select FB_CFB_COPYAREA + select FB_CFB_IMAGEBLIT + help + This is the frame buffer device driver for the P9100 card + supported on Sparcbook 3 machines. + +config FB_LEO + bool "Leo (ZX) support" + depends on FB_SBUS + select FB_CFB_FILLRECT + select FB_CFB_COPYAREA + select FB_CFB_IMAGEBLIT + help + This is the frame buffer device driver for the SBUS-based Sun ZX + (leo) frame buffer cards. + +config FB_IGA + bool "IGA 168x display support" + depends on (FB = y) && SPARC32 + select FB_CFB_FILLRECT + select FB_CFB_COPYAREA + select FB_CFB_IMAGEBLIT + help + This is the framebuffer device for the INTERGRAPHICS 1680 and + successor frame buffer cards. + +config FB_XVR500 + bool "Sun XVR-500 3DLABS Wildcat support" + depends on (FB = y) && PCI && SPARC64 + select FB_CFB_FILLRECT + select FB_CFB_COPYAREA + select FB_CFB_IMAGEBLIT + help + This is the framebuffer device for the Sun XVR-500 and similar + graphics cards based upon the 3DLABS Wildcat chipset. The driver + only works on sparc64 systems where the system firwmare has + mostly initialized the card already. It is treated as a + completely dumb framebuffer device. + +config FB_XVR2500 + bool "Sun XVR-2500 3DLABS Wildcat support" + depends on (FB = y) && PCI && SPARC64 + select FB_CFB_FILLRECT + select FB_CFB_COPYAREA + select FB_CFB_IMAGEBLIT + help + This is the framebuffer device for the Sun XVR-2500 and similar + graphics cards based upon the 3DLABS Wildcat chipset. The driver + only works on sparc64 systems where the system firwmare has + mostly initialized the card already. It is treated as a + completely dumb framebuffer device. + config FB_PVR2 tristate "NEC PowerVR 2 display support" depends on FB && SH_DREAMCAST @@ -1195,7 +1280,7 @@ config FB_ATY config FB_ATY_CT bool "Mach64 CT/VT/GT/LT (incl. 3D RAGE) support" depends on PCI && FB_ATY - default y if SPARC64 && FB_PCI + default y if SPARC64 && PCI help Say Y here to support use of ATI's 64-bit Rage boards (or other boards based on the Mach64 CT, VT, GT, and LT chipsets) as a @@ -1484,95 +1569,6 @@ config FB_AU1200 source "drivers/video/geode/Kconfig" -config FB_FFB - bool "Creator/Creator3D/Elite3D support" - depends on FB_SBUS && SPARC64 - select FB_CFB_COPYAREA - select FB_CFB_IMAGEBLIT - help - This is the frame buffer device driver for the Creator, Creator3D, - and Elite3D graphics boards. - -config FB_TCX - bool "TCX (SS4/SS5 only) support" - depends on FB_SBUS - select FB_CFB_FILLRECT - select FB_CFB_COPYAREA - select FB_CFB_IMAGEBLIT - help - This is the frame buffer device driver for the TCX 24/8bit frame - buffer. - -config FB_CG14 - bool "CGfourteen (SX) support" - depends on FB_SBUS - select FB_CFB_FILLRECT - select FB_CFB_COPYAREA - select FB_CFB_IMAGEBLIT - help - This is the frame buffer device driver for the CGfourteen frame - buffer on Desktop SPARCsystems with the SX graphics option. - -config FB_P9100 - bool "P9100 (Sparcbook 3 only) support" - depends on FB_SBUS - select FB_CFB_FILLRECT - select FB_CFB_COPYAREA - select FB_CFB_IMAGEBLIT - help - This is the frame buffer device driver for the P9100 card - supported on Sparcbook 3 machines. - -config FB_LEO - bool "Leo (ZX) support" - depends on FB_SBUS - select FB_CFB_FILLRECT - select FB_CFB_COPYAREA - select FB_CFB_IMAGEBLIT - help - This is the frame buffer device driver for the SBUS-based Sun ZX - (leo) frame buffer cards. - -config FB_XVR500 - bool "Sun XVR-500 3DLABS Wildcat support" - depends on (FB = y) && PCI && SPARC64 - select FB_CFB_FILLRECT - select FB_CFB_COPYAREA - select FB_CFB_IMAGEBLIT - help - This is the framebuffer device for the Sun XVR-500 and similar - graphics cards based upon the 3DLABS Wildcat chipset. The driver - only works on sparc64 systems where the system firwmare has - mostly initialized the card already. It is treated as a - completely dumb framebuffer device. - -config FB_XVR2500 - bool "Sun XVR-2500 3DLABS Wildcat support" - depends on (FB = y) && PCI && SPARC64 - select FB_CFB_FILLRECT - select FB_CFB_COPYAREA - select FB_CFB_IMAGEBLIT - help - This is the framebuffer device for the Sun XVR-2500 and similar - graphics cards based upon the 3DLABS Wildcat chipset. The driver - only works on sparc64 systems where the system firwmare has - mostly initialized the card already. It is treated as a - completely dumb framebuffer device. - -config FB_PCI - bool "PCI framebuffers" - depends on (FB = y) && PCI && SPARC - -config FB_IGA - bool "IGA 168x display support" - depends on SPARC32 && FB_PCI - select FB_CFB_FILLRECT - select FB_CFB_COPYAREA - select FB_CFB_IMAGEBLIT - help - This is the framebuffer device for the INTERGRAPHICS 1680 and - successor frame buffer cards. - config FB_HIT tristate "HD64461 Frame Buffer support" depends on FB && HD64461 @@ -1796,9 +1792,10 @@ config FB_IBM_GXT4500 config FB_PS3 bool "PS3 GPU framebuffer driver" depends on (FB = y) && PS3_PS3AV - select FB_CFB_FILLRECT - select FB_CFB_COPYAREA - select FB_CFB_IMAGEBLIT + select FB_SYS_FILLRECT + select FB_SYS_COPYAREA + select FB_SYS_IMAGEBLIT + select FB_SYS_FOPS ---help--- Include support for the virtual frame buffer in the PS3 platform. diff --git a/drivers/video/arkfb.c b/drivers/video/arkfb.c index ba6fede5c46..8a1b07c7439 100644 --- a/drivers/video/arkfb.c +++ b/drivers/video/arkfb.c @@ -1055,9 +1055,10 @@ err_enable_device: static void __devexit ark_pci_remove(struct pci_dev *dev) { struct fb_info *info = pci_get_drvdata(dev); - struct arkfb_info *par = info->par; if (info) { + struct arkfb_info *par = info->par; + #ifdef CONFIG_MTRR if (par->mtrr_reg >= 0) { mtrr_del(par->mtrr_reg, 0, 0); diff --git a/drivers/video/console/Makefile b/drivers/video/console/Makefile index 9b26dda18a3..ac46cc3f6a2 100644 --- a/drivers/video/console/Makefile +++ b/drivers/video/console/Makefile @@ -47,7 +47,7 @@ targets := promcon_tbl.c quiet_cmd_conmakehash = CNMKHSH $@ cmd_conmakehash = scripts/conmakehash $< | \ sed -e '/\#include <[^>]*>/p' -e 's/types/init/' \ - -e 's/dfont\(_uni.*\]\)/promfont\1 __initdata/' > $@ + -e 's/dfont\(_uni.*\]\)/promfont\1 /' > $@ $(obj)/promcon_tbl.c: $(src)/prom.uni $(call cmd,conmakehash) diff --git a/drivers/video/console/fbcon.h b/drivers/video/console/fbcon.h index 71f24e00fcd..8e6ef4bc7a5 100644 --- a/drivers/video/console/fbcon.h +++ b/drivers/video/console/fbcon.h @@ -176,7 +176,6 @@ extern void fbcon_set_tileops(struct vc_data *vc, struct fb_info *info); #endif extern void fbcon_set_bitops(struct fbcon_ops *ops); extern int soft_cursor(struct fb_info *info, struct fb_cursor *cursor); -extern struct class *fb_class; #define FBCON_ATTRIBUTE_UNDERLINE 1 #define FBCON_ATTRIBUTE_REVERSE 2 diff --git a/drivers/video/ffb.c b/drivers/video/ffb.c index 1d4e8354b56..3f6c98fad43 100644 --- a/drivers/video/ffb.c +++ b/drivers/video/ffb.c @@ -656,7 +656,7 @@ static int ffb_setcolreg(unsigned regno, { u32 value; - if (regno >= 256) + if (regno >= 16) return 1; red >>= 8; @@ -903,7 +903,7 @@ ffb_init_fix(struct fb_info *info) struct all_info { struct fb_info info; struct ffb_par par; - u32 pseudo_palette[256]; + u32 pseudo_palette[16]; }; static int ffb_init_one(struct of_device *op) diff --git a/drivers/video/imxfb.c b/drivers/video/imxfb.c index 267c1ff9ebd..a1258989859 100644 --- a/drivers/video/imxfb.c +++ b/drivers/video/imxfb.c @@ -394,26 +394,18 @@ static void imxfb_setup_gpio(struct imxfb_info *fbi) /* initialize GPIOs */ imx_gpio_mode(PD6_PF_LSCLK); - imx_gpio_mode(PD10_PF_SPL_SPR); imx_gpio_mode(PD11_PF_CONTRAST); imx_gpio_mode(PD14_PF_FLM_VSYNC); imx_gpio_mode(PD13_PF_LP_HSYNC); - imx_gpio_mode(PD7_PF_REV); - imx_gpio_mode(PD8_PF_CLS); - -#ifndef CONFIG_MACH_PIMX1 - /* on PiMX1 used as buffers enable signal - */ - imx_gpio_mode(PD9_PF_PS); -#endif - -#ifndef CONFIG_MACH_MX1FS2 - /* on mx1fs2 this pin is used to (de)activate the display, so we need - * it as a normal gpio - */ imx_gpio_mode(PD12_PF_ACD_OE); -#endif + /* These are only needed for Sharp HR TFT displays */ + if (fbi->pcr & PCR_SHARP) { + imx_gpio_mode(PD7_PF_REV); + imx_gpio_mode(PD8_PF_CLS); + imx_gpio_mode(PD9_PF_PS); + imx_gpio_mode(PD10_PF_SPL_SPR); + } } #ifdef CONFIG_PM @@ -476,7 +468,6 @@ static int __init imxfb_init_fbinfo(struct device *dev) info->fbops = &imxfb_ops; info->flags = FBINFO_FLAG_DEFAULT; - info->pseudo_palette = (fbi + 1); fbi->rgb[RGB_16] = &def_rgb_16; fbi->rgb[RGB_8] = &def_rgb_8; @@ -499,6 +490,7 @@ static int __init imxfb_init_fbinfo(struct device *dev) info->var.sync = inf->sync; info->var.grayscale = inf->cmap_greyscale; fbi->cmap_inverse = inf->cmap_inverse; + fbi->cmap_static = inf->cmap_static; fbi->pcr = inf->pcr; fbi->lscr1 = inf->lscr1; fbi->dmacr = inf->dmacr; diff --git a/drivers/video/neofb.c b/drivers/video/neofb.c index bd30aba242d..731d7a5c5aa 100644 --- a/drivers/video/neofb.c +++ b/drivers/video/neofb.c @@ -1286,34 +1286,36 @@ static int neofb_setcolreg(u_int regno, u_int red, u_int green, u_int blue, if (regno >= fb->cmap.len || regno > 255) return -EINVAL; - switch (fb->var.bits_per_pixel) { - case 8: + if (fb->var.bits_per_pixel <= 8) { outb(regno, 0x3c8); outb(red >> 10, 0x3c9); outb(green >> 10, 0x3c9); outb(blue >> 10, 0x3c9); - break; - case 16: - ((u32 *) fb->pseudo_palette)[regno] = + } else if (regno < 16) { + switch (fb->var.bits_per_pixel) { + case 16: + ((u32 *) fb->pseudo_palette)[regno] = ((red & 0xf800)) | ((green & 0xfc00) >> 5) | ((blue & 0xf800) >> 11); - break; - case 24: - ((u32 *) fb->pseudo_palette)[regno] = + break; + case 24: + ((u32 *) fb->pseudo_palette)[regno] = ((red & 0xff00) << 8) | ((green & 0xff00)) | ((blue & 0xff00) >> 8); - break; + break; #ifdef NO_32BIT_SUPPORT_YET - case 32: - ((u32 *) fb->pseudo_palette)[regno] = + case 32: + ((u32 *) fb->pseudo_palette)[regno] = ((transp & 0xff00) << 16) | ((red & 0xff00) << 8) | ((green & 0xff00)) | ((blue & 0xff00) >> 8); - break; + break; #endif - default: - return 1; + default: + return 1; + } } + return 0; } diff --git a/drivers/video/pm2fb.c b/drivers/video/pm2fb.c index ab5e66890e4..0a04483aa3e 100644 --- a/drivers/video/pm2fb.c +++ b/drivers/video/pm2fb.c @@ -183,15 +183,17 @@ static inline void pm2_RDAC_WR(struct pm2fb_par* p, s32 idx, u32 v) index = PM2VR_RD_INDEXED_DATA; break; } - mb(); + wmb(); pm2_WR(p, index, v); + wmb(); } static inline void pm2v_RDAC_WR(struct pm2fb_par* p, s32 idx, u32 v) { pm2_WR(p, PM2VR_RD_INDEX_LOW, idx & 0xff); - mb(); + wmb(); pm2_WR(p, PM2VR_RD_INDEXED_DATA, v); + wmb(); } #ifdef CONFIG_FB_PM2_FIFO_DISCONNECT @@ -466,11 +468,9 @@ static void set_memclock(struct pm2fb_par* par, u32 clk) WAIT_FIFO(par, 8); pm2_WR(par, PM2VR_RD_INDEX_HIGH, PM2VI_RD_MCLK_CONTROL >> 8); pm2v_RDAC_WR(par, PM2VI_RD_MCLK_CONTROL, 0); - wmb(); pm2v_RDAC_WR(par, PM2VI_RD_MCLK_PRESCALE, m); pm2v_RDAC_WR(par, PM2VI_RD_MCLK_FEEDBACK, n); pm2v_RDAC_WR(par, PM2VI_RD_MCLK_POSTSCALE, p); - wmb(); pm2v_RDAC_WR(par, PM2VI_RD_MCLK_CONTROL, 1); rmb(); for (i = 256; @@ -483,12 +483,9 @@ static void set_memclock(struct pm2fb_par* par, u32 clk) pm2_mnp(clk, &m, &n, &p); WAIT_FIFO(par, 10); pm2_RDAC_WR(par, PM2I_RD_MEMORY_CLOCK_3, 6); - wmb(); pm2_RDAC_WR(par, PM2I_RD_MEMORY_CLOCK_1, m); pm2_RDAC_WR(par, PM2I_RD_MEMORY_CLOCK_2, n); - wmb(); pm2_RDAC_WR(par, PM2I_RD_MEMORY_CLOCK_3, 8|p); - wmb(); pm2_RDAC_RD(par, PM2I_RD_MEMORY_CLOCK_STATUS); rmb(); for (i = 256; @@ -509,12 +506,9 @@ static void set_pixclock(struct pm2fb_par* par, u32 clk) pm2_mnp(clk, &m, &n, &p); WAIT_FIFO(par, 8); pm2_RDAC_WR(par, PM2I_RD_PIXEL_CLOCK_A3, 0); - wmb(); pm2_RDAC_WR(par, PM2I_RD_PIXEL_CLOCK_A1, m); pm2_RDAC_WR(par, PM2I_RD_PIXEL_CLOCK_A2, n); - wmb(); pm2_RDAC_WR(par, PM2I_RD_PIXEL_CLOCK_A3, 8|p); - wmb(); pm2_RDAC_RD(par, PM2I_RD_PIXEL_CLOCK_STATUS); rmb(); for (i = 256; @@ -1066,10 +1060,9 @@ static void pm2fb_block_op(struct fb_info* info, int copy, if (!w || !h) return; - WAIT_FIFO(par, 6); + WAIT_FIFO(par, 5); pm2_WR(par, PM2R_CONFIG, PM2F_CONFIG_FB_WRITE_ENABLE | PM2F_CONFIG_FB_READ_SOURCE_ENABLE); - pm2_WR(par, PM2R_FB_PIXEL_OFFSET, 0); if (copy) pm2_WR(par, PM2R_FB_SOURCE_DELTA, ((ysrc-y) & 0xfff) << 16 | ((xsrc-x) & 0xfff)); diff --git a/drivers/video/pm3fb.c b/drivers/video/pm3fb.c index c77a1a1fd46..b52e883f0a5 100644 --- a/drivers/video/pm3fb.c +++ b/drivers/video/pm3fb.c @@ -52,11 +52,6 @@ static char *mode_option __devinitdata; /* - * If your driver supports multiple boards, you should make the - * below data types arrays, or allocate them dynamically (using kmalloc()). - */ - -/* * This structure defines the hardware state of the graphics card. Normally * you place this in a header file in linux/include/video. This file usually * also includes register information. That allows other driver subsystems @@ -67,7 +62,7 @@ struct pm3_par { unsigned char __iomem *v_regs;/* virtual address of p_regs */ u32 video; /* video flags before blanking */ u32 base; /* screen base (xoffset+yoffset) in 128 bits unit */ - u32 palette[16]; + u32 palette[16]; }; /* @@ -104,36 +99,28 @@ static inline void PM3_WAIT(struct pm3_par *par, u32 n) while (PM3_READ_REG(par, PM3InFIFOSpace) < n); } -static inline void PM3_SLOW_WRITE_REG(struct pm3_par *par, s32 off, u32 v) -{ - if (par->v_regs) { - mb(); - PM3_WAIT(par, 1); - wmb(); - PM3_WRITE_REG(par, off, v); - } -} - -static inline void PM3_SET_INDEX(struct pm3_par *par, unsigned index) -{ - PM3_SLOW_WRITE_REG(par, PM3RD_IndexHigh, (index >> 8) & 0xff); - PM3_SLOW_WRITE_REG(par, PM3RD_IndexLow, index & 0xff); -} - static inline void PM3_WRITE_DAC_REG(struct pm3_par *par, unsigned r, u8 v) { - PM3_SET_INDEX(par, r); + PM3_WAIT(par, 3); + PM3_WRITE_REG(par, PM3RD_IndexHigh, (r >> 8) & 0xff); + PM3_WRITE_REG(par, PM3RD_IndexLow, r & 0xff); wmb(); PM3_WRITE_REG(par, PM3RD_IndexedData, v); + wmb(); } static inline void pm3fb_set_color(struct pm3_par *par, unsigned char regno, unsigned char r, unsigned char g, unsigned char b) { - PM3_SLOW_WRITE_REG(par, PM3RD_PaletteWriteAddress, regno); - PM3_SLOW_WRITE_REG(par, PM3RD_PaletteData, r); - PM3_SLOW_WRITE_REG(par, PM3RD_PaletteData, g); - PM3_SLOW_WRITE_REG(par, PM3RD_PaletteData, b); + PM3_WAIT(par, 4); + PM3_WRITE_REG(par, PM3RD_PaletteWriteAddress, regno); + wmb(); + PM3_WRITE_REG(par, PM3RD_PaletteData, r); + wmb(); + PM3_WRITE_REG(par, PM3RD_PaletteData, g); + wmb(); + PM3_WRITE_REG(par, PM3RD_PaletteData, b); + wmb(); } static void pm3fb_clear_colormap(struct pm3_par *par, @@ -141,7 +128,7 @@ static void pm3fb_clear_colormap(struct pm3_par *par, { int i; - for (i = 0; i < 256 ; i++) /* fill color map with white */ + for (i = 0; i < 256 ; i++) pm3fb_set_color(par, i, r, g, b); } @@ -175,19 +162,26 @@ static void pm3fb_calculate_clock(unsigned long reqclock, } } -static inline int pm3fb_shift_bpp(unsigned long depth, int v) +static inline int pm3fb_depth(const struct fb_var_screeninfo *var) { - switch (depth) { + if ( var->bits_per_pixel == 16 ) + return var->red.length + var->green.length + + var->blue.length; + + return var->bits_per_pixel; +} + +static inline int pm3fb_shift_bpp(unsigned bpp, int v) +{ + switch (bpp) { case 8: return (v >> 4); - case 12: - case 15: case 16: return (v >> 3); case 32: return (v >> 2); } - DPRINTK("Unsupported depth %ld\n", depth); + DPRINTK("Unsupported depth %u\n", bpp); return 0; } @@ -206,56 +200,50 @@ static void pm3fb_write_mode(struct fb_info *info) const u32 vbend = vsend + info->var.upper_margin; const u32 vtotal = info->var.yres + vbend; const u32 width = (info->var.xres_virtual + 7) & ~7; - - PM3_SLOW_WRITE_REG(par, PM3MemBypassWriteMask, 0xffffffff); - PM3_SLOW_WRITE_REG(par, PM3Aperture0, 0x00000000); - PM3_SLOW_WRITE_REG(par, PM3Aperture1, 0x00000000); - PM3_SLOW_WRITE_REG(par, PM3FIFODis, 0x00000007); - - PM3_SLOW_WRITE_REG(par, PM3HTotal, - pm3fb_shift_bpp(info->var.bits_per_pixel, - htotal - 1)); - PM3_SLOW_WRITE_REG(par, PM3HsEnd, - pm3fb_shift_bpp(info->var.bits_per_pixel, - hsend)); - PM3_SLOW_WRITE_REG(par, PM3HsStart, - pm3fb_shift_bpp(info->var.bits_per_pixel, - hsstart)); - PM3_SLOW_WRITE_REG(par, PM3HbEnd, - pm3fb_shift_bpp(info->var.bits_per_pixel, - hbend)); - PM3_SLOW_WRITE_REG(par, PM3HgEnd, - pm3fb_shift_bpp(info->var.bits_per_pixel, - hbend)); - PM3_SLOW_WRITE_REG(par, PM3ScreenStride, - pm3fb_shift_bpp(info->var.bits_per_pixel, - width)); - PM3_SLOW_WRITE_REG(par, PM3VTotal, vtotal - 1); - PM3_SLOW_WRITE_REG(par, PM3VsEnd, vsend - 1); - PM3_SLOW_WRITE_REG(par, PM3VsStart, vsstart - 1); - PM3_SLOW_WRITE_REG(par, PM3VbEnd, vbend); - - switch (info->var.bits_per_pixel) { + const unsigned bpp = info->var.bits_per_pixel; + + PM3_WAIT(par, 20); + PM3_WRITE_REG(par, PM3MemBypassWriteMask, 0xffffffff); + PM3_WRITE_REG(par, PM3Aperture0, 0x00000000); + PM3_WRITE_REG(par, PM3Aperture1, 0x00000000); + PM3_WRITE_REG(par, PM3FIFODis, 0x00000007); + + PM3_WRITE_REG(par, PM3HTotal, + pm3fb_shift_bpp(bpp, htotal - 1)); + PM3_WRITE_REG(par, PM3HsEnd, + pm3fb_shift_bpp(bpp, hsend)); + PM3_WRITE_REG(par, PM3HsStart, + pm3fb_shift_bpp(bpp, hsstart)); + PM3_WRITE_REG(par, PM3HbEnd, + pm3fb_shift_bpp(bpp, hbend)); + PM3_WRITE_REG(par, PM3HgEnd, + pm3fb_shift_bpp(bpp, hbend)); + PM3_WRITE_REG(par, PM3ScreenStride, + pm3fb_shift_bpp(bpp, width)); + PM3_WRITE_REG(par, PM3VTotal, vtotal - 1); + PM3_WRITE_REG(par, PM3VsEnd, vsend - 1); + PM3_WRITE_REG(par, PM3VsStart, vsstart - 1); + PM3_WRITE_REG(par, PM3VbEnd, vbend); + + switch (bpp) { case 8: - PM3_SLOW_WRITE_REG(par, PM3ByAperture1Mode, + PM3_WRITE_REG(par, PM3ByAperture1Mode, PM3ByApertureMode_PIXELSIZE_8BIT); - PM3_SLOW_WRITE_REG(par, PM3ByAperture2Mode, + PM3_WRITE_REG(par, PM3ByAperture2Mode, PM3ByApertureMode_PIXELSIZE_8BIT); break; - case 12: - case 15: case 16: #ifndef __BIG_ENDIAN - PM3_SLOW_WRITE_REG(par, PM3ByAperture1Mode, + PM3_WRITE_REG(par, PM3ByAperture1Mode, PM3ByApertureMode_PIXELSIZE_16BIT); - PM3_SLOW_WRITE_REG(par, PM3ByAperture2Mode, + PM3_WRITE_REG(par, PM3ByAperture2Mode, PM3ByApertureMode_PIXELSIZE_16BIT); #else - PM3_SLOW_WRITE_REG(par, PM3ByAperture1Mode, + PM3_WRITE_REG(par, PM3ByAperture1Mode, PM3ByApertureMode_PIXELSIZE_16BIT | PM3ByApertureMode_BYTESWAP_BADC); - PM3_SLOW_WRITE_REG(par, PM3ByAperture2Mode, + PM3_WRITE_REG(par, PM3ByAperture2Mode, PM3ByApertureMode_PIXELSIZE_16BIT | PM3ByApertureMode_BYTESWAP_BADC); #endif /* ! __BIG_ENDIAN */ @@ -263,23 +251,22 @@ static void pm3fb_write_mode(struct fb_info *info) case 32: #ifndef __BIG_ENDIAN - PM3_SLOW_WRITE_REG(par, PM3ByAperture1Mode, + PM3_WRITE_REG(par, PM3ByAperture1Mode, PM3ByApertureMode_PIXELSIZE_32BIT); - PM3_SLOW_WRITE_REG(par, PM3ByAperture2Mode, + PM3_WRITE_REG(par, PM3ByAperture2Mode, PM3ByApertureMode_PIXELSIZE_32BIT); #else - PM3_SLOW_WRITE_REG(par, PM3ByAperture1Mode, + PM3_WRITE_REG(par, PM3ByAperture1Mode, PM3ByApertureMode_PIXELSIZE_32BIT | PM3ByApertureMode_BYTESWAP_DCBA); - PM3_SLOW_WRITE_REG(par, PM3ByAperture2Mode, + PM3_WRITE_REG(par, PM3ByAperture2Mode, PM3ByApertureMode_PIXELSIZE_32BIT | PM3ByApertureMode_BYTESWAP_DCBA); #endif /* ! __BIG_ENDIAN */ break; default: - DPRINTK("Unsupported depth %d\n", - info->var.bits_per_pixel); + DPRINTK("Unsupported depth %d\n", bpp); break; } @@ -296,14 +283,15 @@ static void pm3fb_write_mode(struct fb_info *info) PM3VideoControl_VSYNC_MASK); video |= PM3VideoControl_HSYNC_ACTIVE_HIGH | PM3VideoControl_VSYNC_ACTIVE_HIGH; - PM3_SLOW_WRITE_REG(par, PM3VideoControl, video); + PM3_WRITE_REG(par, PM3VideoControl, video); } - PM3_SLOW_WRITE_REG(par, PM3VClkCtl, + PM3_WRITE_REG(par, PM3VClkCtl, (PM3_READ_REG(par, PM3VClkCtl) & 0xFFFFFFFC)); - PM3_SLOW_WRITE_REG(par, PM3ScreenBase, par->base); - PM3_SLOW_WRITE_REG(par, PM3ChipConfig, + PM3_WRITE_REG(par, PM3ScreenBase, par->base); + PM3_WRITE_REG(par, PM3ChipConfig, (PM3_READ_REG(par, PM3ChipConfig) & 0xFFFFFFFD)); + wmb(); { unsigned char uninitialized_var(m); /* ClkPreScale */ unsigned char uninitialized_var(n); /* ClkFeedBackScale */ @@ -337,7 +325,7 @@ static void pm3fb_write_mode(struct fb_info *info) PM3_WRITE_DAC_REG(par, PM3RD_DACControl, 0x00); - switch (info->var.bits_per_pixel) { + switch (pm3fb_depth(&info->var)) { case 8: PM3_WRITE_DAC_REG(par, PM3RD_PixelSize, PM3RD_PixelSize_8_BIT_PIXELS); @@ -393,57 +381,44 @@ static void pm3fb_write_mode(struct fb_info *info) * hardware independent functions */ int pm3fb_init(void); -int pm3fb_setup(char*); static int pm3fb_check_var(struct fb_var_screeninfo *var, struct fb_info *info) { u32 lpitch; + unsigned bpp = var->red.length + var->green.length + + var->blue.length + var->transp.length; - var->transp.offset = 0; - var->transp.length = 0; - switch(var->bits_per_pixel) { - case 8: - var->red.length = var->green.length = var->blue.length = 8; - var->red.offset = var->green.offset = var->blue.offset = 0; - break; - case 12: - var->red.offset = 8; - var->red.length = 4; - var->green.offset = 4; - var->green.length = 4; - var->blue.offset = 0; - var->blue.length = 4; - var->transp.offset = 12; - var->transp.length = 4; - case 15: - var->red.offset = 10; - var->red.length = 5; - var->green.offset = 5; - var->green.length = 5; - var->blue.offset = 0; - var->blue.length = 5; - var->transp.offset = 15; - var->transp.length = 1; - break; - case 16: - var->red.offset = 11; - var->red.length = 5; - var->green.offset = 5; - var->green.length = 6; - var->blue.offset = 0; - var->blue.length = 5; - break; - case 32: - var->transp.offset = 24; - var->transp.length = 8; - var->red.offset = 16; - var->green.offset = 8; - var->blue.offset = 0; - var->red.length = var->green.length = var->blue.length = 8; - break; - default: - DPRINTK("depth not supported: %u\n", var->bits_per_pixel); - return -EINVAL; + if ( bpp != var->bits_per_pixel ) { + /* set predefined mode for bits_per_pixel settings */ + + switch(var->bits_per_pixel) { + case 8: + var->red.length = var->green.length = var->blue.length = 8; + var->red.offset = var->green.offset = var->blue.offset = 0; + var->transp.offset = 0; + var->transp.length = 0; + break; + case 16: + var->red.length = var->blue.length = 5; + var->green.length = 6; + var->transp.length = 0; + break; + case 32: + var->red.length = var->green.length = var->blue.length = 8; + var->transp.length = 8; + break; + default: + DPRINTK("depth not supported: %u\n", var->bits_per_pixel); + return -EINVAL; + } + } + /* it is assumed BGRA order */ + if (var->bits_per_pixel > 8 ) + { + var->blue.offset = 0; + var->green.offset = var->blue.length; + var->red.offset = var->green.offset + var->green.length; + var->transp.offset = var->red.offset + var->red.length; } var->height = var->width = -1; @@ -502,10 +477,9 @@ static int pm3fb_set_par(struct fb_info *info) { struct pm3_par *par = info->par; const u32 xres = (info->var.xres + 31) & ~31; - const int depth = (info->var.bits_per_pixel + 7) & ~7; + const unsigned bpp = info->var.bits_per_pixel; - par->base = pm3fb_shift_bpp(info->var.bits_per_pixel, - (info->var.yoffset * xres) + par->base = pm3fb_shift_bpp(bpp,(info->var.yoffset * xres) + info->var.xoffset); par->video = 0; @@ -524,18 +498,16 @@ static int pm3fb_set_par(struct fb_info *info) else par->video |= PM3VideoControl_LINE_DOUBLE_OFF; - if (info->var.activate == FB_ACTIVATE_NOW) + if ((info->var.activate & FB_ACTIVATE_MASK) == FB_ACTIVATE_NOW) par->video |= PM3VideoControl_ENABLE; else { par->video |= PM3VideoControl_DISABLE; DPRINTK("PM3Video disabled\n"); } - switch (depth) { + switch (bpp) { case 8: par->video |= PM3VideoControl_PIXELSIZE_8BIT; break; - case 12: - case 15: case 16: par->video |= PM3VideoControl_PIXELSIZE_16BIT; break; @@ -548,9 +520,9 @@ static int pm3fb_set_par(struct fb_info *info) } info->fix.visual = - (depth == 8) ? FB_VISUAL_PSEUDOCOLOR : FB_VISUAL_TRUECOLOR; + (bpp == 8) ? FB_VISUAL_PSEUDOCOLOR : FB_VISUAL_TRUECOLOR; info->fix.line_length = ((info->var.xres_virtual + 7) & ~7) - * depth / 8; + * bpp / 8; /* pm3fb_clear_memory(info, 0);*/ pm3fb_clear_colormap(par, 0, 0, 0); @@ -580,8 +552,8 @@ static int pm3fb_setcolreg(unsigned regno, unsigned red, unsigned green, * var->{color}.length contains length of bitfield * {hardwarespecific} contains width of DAC * pseudo_palette[X] is programmed to (X << red.offset) | - * (X << green.offset) | - * (X << blue.offset) + * (X << green.offset) | + * (X << blue.offset) * RAMDAC[X] is programmed to (red, green, blue) * color depth = SUM(var->{color}.length) * @@ -621,7 +593,6 @@ static int pm3fb_setcolreg(unsigned regno, unsigned red, unsigned green, case 8: break; case 16: - case 24: case 32: ((u32*)(info->pseudo_palette))[regno] = v; break; @@ -643,7 +614,8 @@ static int pm3fb_pan_display(struct fb_var_screeninfo *var, par->base = pm3fb_shift_bpp(var->bits_per_pixel, (var->yoffset * xres) + var->xoffset); - PM3_SLOW_WRITE_REG(par, PM3ScreenBase, par->base); + PM3_WAIT(par, 1); + PM3_WRITE_REG(par, PM3ScreenBase, par->base); return 0; } @@ -665,31 +637,31 @@ static int pm3fb_blank(int blank_mode, struct fb_info *info) switch (blank_mode) { case FB_BLANK_UNBLANK: - video = video | PM3VideoControl_ENABLE; + video |= PM3VideoControl_ENABLE; break; - case FB_BLANK_NORMAL: /* FIXME */ - video = video & ~(PM3VideoControl_ENABLE); + case FB_BLANK_NORMAL: + video &= ~(PM3VideoControl_ENABLE); break; case FB_BLANK_HSYNC_SUSPEND: - video = video & ~(PM3VideoControl_HSYNC_MASK | - PM3VideoControl_BLANK_ACTIVE_LOW); + video &= ~(PM3VideoControl_HSYNC_MASK | + PM3VideoControl_BLANK_ACTIVE_LOW); break; case FB_BLANK_VSYNC_SUSPEND: - video = video & ~(PM3VideoControl_VSYNC_MASK | - PM3VideoControl_BLANK_ACTIVE_LOW); + video &= ~(PM3VideoControl_VSYNC_MASK | + PM3VideoControl_BLANK_ACTIVE_LOW); break; case FB_BLANK_POWERDOWN: - video = video & ~(PM3VideoControl_HSYNC_MASK | - PM3VideoControl_VSYNC_MASK | - PM3VideoControl_BLANK_ACTIVE_LOW); + video &= ~(PM3VideoControl_HSYNC_MASK | + PM3VideoControl_VSYNC_MASK | + PM3VideoControl_BLANK_ACTIVE_LOW); break; default: DPRINTK("Unsupported blanking %d\n", blank_mode); return 1; } - PM3_SLOW_WRITE_REG(par,PM3VideoControl, video); - + PM3_WAIT(par, 1); + PM3_WRITE_REG(par,PM3VideoControl, video); return 0; } @@ -703,9 +675,9 @@ static struct fb_ops pm3fb_ops = { .fb_set_par = pm3fb_set_par, .fb_setcolreg = pm3fb_setcolreg, .fb_pan_display = pm3fb_pan_display, - .fb_fillrect = cfb_fillrect, /* Needed !!! */ - .fb_copyarea = cfb_copyarea, /* Needed !!! */ - .fb_imageblit = cfb_imageblit, /* Needed !!! */ + .fb_fillrect = cfb_fillrect, + .fb_copyarea = cfb_copyarea, + .fb_imageblit = cfb_imageblit, .fb_blank = pm3fb_blank, }; @@ -722,7 +694,7 @@ static unsigned long pm3fb_size_memory(struct pm3_par *par) unsigned long memsize = 0, tempBypass, i, temp1, temp2; unsigned char __iomem *screen_mem; - pm3fb_fix.smem_len = 64 * 1024 * 1024; /* request full aperture size */ + pm3fb_fix.smem_len = 64 * 1024l * 1024; /* request full aperture size */ /* Linear frame buffer - request region and map it. */ if (!request_mem_region(pm3fb_fix.smem_start, pm3fb_fix.smem_len, "pm3fb smem")) { @@ -744,7 +716,8 @@ static unsigned long pm3fb_size_memory(struct pm3_par *par) DPRINTK("PM3MemBypassWriteMask was: 0x%08lx\n", tempBypass); - PM3_SLOW_WRITE_REG(par, PM3MemBypassWriteMask, 0xFFFFFFFF); + PM3_WAIT(par, 1); + PM3_WRITE_REG(par, PM3MemBypassWriteMask, 0xFFFFFFFF); /* pm3 split up memory, replicates, and do a lot of nasty stuff IMHO ;-) */ for (i = 0; i < 32; i++) { @@ -765,10 +738,9 @@ static unsigned long pm3fb_size_memory(struct pm3_par *par) if (memsize + 1 == i) { for (i = 0; i < 32; i++) { /* Clear first 32MB ; 0 is 0, no need to byteswap */ - writel(0x0000000, - (screen_mem + (i * 1048576))); - mb(); + writel(0x0000000, (screen_mem + (i * 1048576))); } + wmb(); for (i = 32; i < 64; i++) { fb_writel(i * 0x00345678, @@ -787,7 +759,8 @@ static unsigned long pm3fb_size_memory(struct pm3_par *par) } DPRINTK("Second detect pass got %ld MB\n", memsize + 1); - PM3_SLOW_WRITE_REG(par, PM3MemBypassWriteMask, tempBypass); + PM3_WAIT(par, 1); + PM3_WRITE_REG(par, PM3MemBypassWriteMask, tempBypass); iounmap(screen_mem); release_mem_region(pm3fb_fix.smem_start, pm3fb_fix.smem_len); @@ -890,7 +863,6 @@ static int __devinit pm3fb_probe(struct pci_dev *dev, goto err_exit_both; } - /* This has to been done !!! */ if (fb_alloc_cmap(&info->cmap, 256, 0) < 0) { retval = -ENOMEM; goto err_exit_both; @@ -907,7 +879,7 @@ static int __devinit pm3fb_probe(struct pci_dev *dev, } printk(KERN_INFO "fb%d: %s frame buffer device\n", info->node, info->fix.id); - pci_set_drvdata(dev, info); /* or dev_set_drvdata(device, info) */ + pci_set_drvdata(dev, info); return 0; err_exit_all: @@ -949,8 +921,7 @@ static void __devexit pm3fb_remove(struct pci_dev *dev) static struct pci_device_id pm3fb_id_table[] = { { PCI_VENDOR_ID_3DLABS, 0x0a, - PCI_ANY_ID, PCI_ANY_ID, PCI_BASE_CLASS_DISPLAY << 16, - 0xff0000, 0 }, + PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, { 0, } }; @@ -964,6 +935,22 @@ static struct pci_driver pm3fb_driver = { MODULE_DEVICE_TABLE(pci, pm3fb_id_table); +#ifndef MODULE + /* + * Setup + */ + +/* + * Only necessary if your driver takes special options, + * otherwise we fall back on the generic fb_setup(). + */ +static int __init pm3fb_setup(char *options) +{ + /* Parse user speficied options (`video=pm3fb:') */ + return 0; +} +#endif /* MODULE */ + int __init pm3fb_init(void) { /* @@ -985,22 +972,6 @@ static void __exit pm3fb_exit(void) pci_unregister_driver(&pm3fb_driver); } -#ifndef MODULE - /* - * Setup - */ - -/* - * Only necessary if your driver takes special options, - * otherwise we fall back on the generic fb_setup(). - */ -int __init pm3fb_setup(char *options) -{ - /* Parse user speficied options (`video=pm3fb:') */ - return 0; -} -#endif /* MODULE */ - module_init(pm3fb_init); module_exit(pm3fb_exit); diff --git a/drivers/video/ps3fb.c b/drivers/video/ps3fb.c index 9756a728b74..9cf92ba5d6e 100644 --- a/drivers/video/ps3fb.c +++ b/drivers/video/ps3fb.c @@ -951,12 +951,14 @@ static int ps3fb_xdr_settings(u64 xdr_lpar) static struct fb_ops ps3fb_ops = { .fb_open = ps3fb_open, .fb_release = ps3fb_release, + .fb_read = fb_sys_read, + .fb_write = fb_sys_write, .fb_check_var = ps3fb_check_var, .fb_set_par = ps3fb_set_par, .fb_setcolreg = ps3fb_setcolreg, - .fb_fillrect = cfb_fillrect, - .fb_copyarea = cfb_copyarea, - .fb_imageblit = cfb_imageblit, + .fb_fillrect = sys_fillrect, + .fb_copyarea = sys_copyarea, + .fb_imageblit = sys_imageblit, .fb_mmap = ps3fb_mmap, .fb_blank = ps3fb_blank, .fb_ioctl = ps3fb_ioctl, diff --git a/drivers/video/skeletonfb.c b/drivers/video/skeletonfb.c index 836a612af97..64779e70408 100644 --- a/drivers/video/skeletonfb.c +++ b/drivers/video/skeletonfb.c @@ -132,7 +132,6 @@ static struct fb_info info; static struct xxx_par __initdata current_par; int xxxfb_init(void); -int xxxfb_setup(char*); /** * xxxfb_open - Optional function. Called when the framebuffer is @@ -975,6 +974,21 @@ static struct platform_device xxxfb_device = { .name = "xxxfb", }; +#ifndef MODULE + /* + * Setup + */ + +/* + * Only necessary if your driver takes special options, + * otherwise we fall back on the generic fb_setup(). + */ +int __init xxxfb_setup(char *options) +{ + /* Parse user speficied options (`video=xxxfb:') */ +} +#endif /* MODULE */ + static int __init xxxfb_init(void) { int ret; @@ -1006,21 +1020,6 @@ static void __exit xxxfb_exit(void) } #endif /* CONFIG_PCI */ -#ifdef MODULE - /* - * Setup - */ - -/* - * Only necessary if your driver takes special options, - * otherwise we fall back on the generic fb_setup(). - */ -int __init xxxfb_setup(char *options) -{ - /* Parse user speficied options (`video=xxxfb:') */ -} -#endif /* MODULE */ - /* ------------------------------------------------------------------------- */ diff --git a/drivers/video/sunxvr2500.c b/drivers/video/sunxvr2500.c index 4316c7fe8e2..c3869a96ab5 100644 --- a/drivers/video/sunxvr2500.c +++ b/drivers/video/sunxvr2500.c @@ -28,7 +28,7 @@ struct s3d_info { unsigned int depth; unsigned int fb_size; - u32 pseudo_palette[256]; + u32 pseudo_palette[16]; }; static int __devinit s3d_get_props(struct s3d_info *sp) @@ -52,15 +52,14 @@ static int s3d_setcolreg(unsigned regno, { u32 value; - if (regno >= 256) - return 1; + if (regno < 16) { + red >>= 8; + green >>= 8; + blue >>= 8; - red >>= 8; - green >>= 8; - blue >>= 8; - - value = (blue << 24) | (green << 16) | (red << 8); - ((u32 *)info->pseudo_palette)[regno] = value; + value = (blue << 24) | (green << 16) | (red << 8); + ((u32 *)info->pseudo_palette)[regno] = value; + } return 0; } diff --git a/drivers/video/sunxvr500.c b/drivers/video/sunxvr500.c index 08880a62bfa..71bf3f1f00b 100644 --- a/drivers/video/sunxvr500.c +++ b/drivers/video/sunxvr500.c @@ -50,7 +50,7 @@ struct e3d_info { u32 fb8_0_off; u32 fb8_1_off; - u32 pseudo_palette[256]; + u32 pseudo_palette[16]; }; static int __devinit e3d_get_props(struct e3d_info *ep) @@ -126,7 +126,9 @@ static int e3d_setcolreg(unsigned regno, blue_8 = blue >> 8; value = (blue_8 << 24) | (green_8 << 16) | (red_8 << 8); - ((u32 *)info->pseudo_palette)[regno] = value; + + if (info->fix.visual == FB_VISUAL_TRUECOLOR && regno < 16) + ((u32 *)info->pseudo_palette)[regno] = value; red_10 = red >> 6; diff --git a/drivers/video/vt8623fb.c b/drivers/video/vt8623fb.c index 5e9755e464a..30c0b948852 100644 --- a/drivers/video/vt8623fb.c +++ b/drivers/video/vt8623fb.c @@ -778,9 +778,10 @@ err_enable_device: static void __devexit vt8623_pci_remove(struct pci_dev *dev) { struct fb_info *info = pci_get_drvdata(dev); - struct vt8623fb_info *par = info->par; if (info) { + struct vt8623fb_info *par = info->par; + #ifdef CONFIG_MTRR if (par->mtrr_reg >= 0) { mtrr_del(par->mtrr_reg, 0, 0); diff --git a/drivers/video/w100fb.c b/drivers/video/w100fb.c index 5fc86ea2069..003c49a490e 100644 --- a/drivers/video/w100fb.c +++ b/drivers/video/w100fb.c @@ -660,7 +660,7 @@ int __init w100fb_probe(struct platform_device *pdev) err = -ENODEV; goto out; } - printk(" at 0x%08lx.\n", mem->start+W100_CFG_BASE); + printk(" at 0x%08lx.\n", (unsigned long) mem->start+W100_CFG_BASE); /* Remap the framebuffer */ remapped_fbuf = ioremap_nocache(mem->start+MEM_WINDOW_BASE, MEM_WINDOW_SIZE); @@ -753,10 +753,14 @@ int __init w100fb_probe(struct platform_device *pdev) goto out; } - device_create_file(&pdev->dev, &dev_attr_fastpllclk); - device_create_file(&pdev->dev, &dev_attr_reg_read); - device_create_file(&pdev->dev, &dev_attr_reg_write); - device_create_file(&pdev->dev, &dev_attr_flip); + err = device_create_file(&pdev->dev, &dev_attr_fastpllclk); + err |= device_create_file(&pdev->dev, &dev_attr_reg_read); + err |= device_create_file(&pdev->dev, &dev_attr_reg_write); + err |= device_create_file(&pdev->dev, &dev_attr_flip); + + if (err != 0) + printk(KERN_WARNING "fb%d: failed to register attributes (%d)\n", + info->node, err); printk(KERN_INFO "fb%d: %s frame buffer device\n", info->node, info->fix.id); return 0; diff --git a/fs/Kconfig.binfmt b/fs/Kconfig.binfmt index 74c64409ddb..d4fc6095466 100644 --- a/fs/Kconfig.binfmt +++ b/fs/Kconfig.binfmt @@ -38,7 +38,7 @@ config BINFMT_ELF_FDPIC config BINFMT_FLAT tristate "Kernel support for flat binaries" - depends on !MMU || SUPERH + depends on !MMU help Support uClinux FLAT format binaries. diff --git a/fs/afs/internal.h b/fs/afs/internal.h index 2dac3ad2c44..2c55dd94a1d 100644 --- a/fs/afs/internal.h +++ b/fs/afs/internal.h @@ -17,6 +17,8 @@ #include <linux/rxrpc.h> #include <linux/key.h> #include <linux/workqueue.h> +#include <linux/sched.h> + #include "afs.h" #include "afs_vl.h" diff --git a/fs/binfmt_flat.c b/fs/binfmt_flat.c index 7b0265d7f3a..861141b4f6d 100644 --- a/fs/binfmt_flat.c +++ b/fs/binfmt_flat.c @@ -558,7 +558,7 @@ static int load_flat_file(struct linux_binprm * bprm, if (!realdatastart) realdatastart = (unsigned long) -ENOMEM; printk("Unable to allocate RAM for process data, errno %d\n", - (int)-datapos); + (int)-realdatastart); do_munmap(current->mm, textpos, text_len); ret = realdatastart; goto err; diff --git a/fs/cifs/cifs_debug.c b/fs/cifs/cifs_debug.c index 6017c465440..07838b2ac1c 100644 --- a/fs/cifs/cifs_debug.c +++ b/fs/cifs/cifs_debug.c @@ -7,16 +7,16 @@ * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or + * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. - * + * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See * the GNU General Public License for more details. * * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software + * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include <linux/fs.h> @@ -39,7 +39,7 @@ cifs_dump_mem(char *label, void *data, int length) char *charptr = data; char buf[10], line[80]; - printk(KERN_DEBUG "%s: dump of %d bytes of data at 0x%p\n", + printk(KERN_DEBUG "%s: dump of %d bytes of data at 0x%p\n", label, length, data); for (i = 0; i < length; i += 16) { line[0] = 0; @@ -60,10 +60,10 @@ cifs_dump_mem(char *label, void *data, int length) #ifdef CONFIG_CIFS_DEBUG2 void cifs_dump_detail(struct smb_hdr * smb) { - cERROR(1,("Cmd: %d Err: 0x%x Flags: 0x%x Flgs2: 0x%x Mid: %d Pid: %d", + cERROR(1, ("Cmd: %d Err: 0x%x Flags: 0x%x Flgs2: 0x%x Mid: %d Pid: %d", smb->Command, smb->Status.CifsError, smb->Flags, smb->Flags2, smb->Mid, smb->Pid)); - cERROR(1,("smb buf %p len %d", smb, smbCalcSize_LE(smb))); + cERROR(1, ("smb buf %p len %d", smb, smbCalcSize_LE(smb))); } @@ -72,36 +72,35 @@ void cifs_dump_mids(struct TCP_Server_Info * server) struct list_head *tmp; struct mid_q_entry * mid_entry; - if(server == NULL) + if (server == NULL) return; - cERROR(1,("Dump pending requests:")); + cERROR(1, ("Dump pending requests:")); spin_lock(&GlobalMid_Lock); list_for_each(tmp, &server->pending_mid_q) { mid_entry = list_entry(tmp, struct mid_q_entry, qhead); - if(mid_entry) { - cERROR(1,("State: %d Cmd: %d Pid: %d Tsk: %p Mid %d", + if (mid_entry) { + cERROR(1, ("State: %d Cmd: %d Pid: %d Tsk: %p Mid %d", mid_entry->midState, (int)mid_entry->command, mid_entry->pid, mid_entry->tsk, mid_entry->mid)); #ifdef CONFIG_CIFS_STATS2 - cERROR(1,("IsLarge: %d buf: %p time rcv: %ld now: %ld", + cERROR(1, ("IsLarge: %d buf: %p time rcv: %ld now: %ld", mid_entry->largeBuf, mid_entry->resp_buf, mid_entry->when_received, jiffies)); #endif /* STATS2 */ - cERROR(1,("IsMult: %d IsEnd: %d", mid_entry->multiRsp, + cERROR(1, ("IsMult: %d IsEnd: %d", mid_entry->multiRsp, mid_entry->multiEnd)); - if(mid_entry->resp_buf) { + if (mid_entry->resp_buf) { cifs_dump_detail(mid_entry->resp_buf); cifs_dump_mem("existing buf: ", mid_entry->resp_buf, 62 /* fixme */); } - } } spin_unlock(&GlobalMid_Lock); @@ -129,9 +128,10 @@ cifs_debug_data_read(char *buf, char **beginBuffer, off_t offset, "Display Internal CIFS Data Structures for Debugging\n" "---------------------------------------------------\n"); buf += length; - length = sprintf(buf,"CIFS Version %s\n",CIFS_VERSION); + length = sprintf(buf, "CIFS Version %s\n", CIFS_VERSION); buf += length; - length = sprintf(buf,"Active VFS Requests: %d\n", GlobalTotalActiveXid); + length = sprintf(buf, + "Active VFS Requests: %d\n", GlobalTotalActiveXid); buf += length; length = sprintf(buf, "Servers:"); buf += length; @@ -141,7 +141,7 @@ cifs_debug_data_read(char *buf, char **beginBuffer, off_t offset, list_for_each(tmp, &GlobalSMBSessionList) { i++; ses = list_entry(tmp, struct cifsSesInfo, cifsSessionList); - if((ses->serverDomain == NULL) || (ses->serverOS == NULL) || + if ((ses->serverDomain == NULL) || (ses->serverOS == NULL) || (ses->serverNOS == NULL)) { buf += sprintf(buf, "\nentry for %s not fully " "displayed\n\t", ses->serverName); @@ -149,15 +149,18 @@ cifs_debug_data_read(char *buf, char **beginBuffer, off_t offset, } else { length = sprintf(buf, - "\n%d) Name: %s Domain: %s Mounts: %d OS: %s \n\tNOS: %s\tCapability: 0x%x\n\tSMB session status: %d\t", + "\n%d) Name: %s Domain: %s Mounts: %d OS:" + " %s \n\tNOS: %s\tCapability: 0x%x\n\tSMB" + " session status: %d\t", i, ses->serverName, ses->serverDomain, atomic_read(&ses->inUse), ses->serverOS, ses->serverNOS, - ses->capabilities,ses->status); + ses->capabilities, ses->status); buf += length; } - if(ses->server) { - buf += sprintf(buf, "TCP status: %d\n\tLocal Users To Server: %d SecMode: 0x%x Req On Wire: %d", + if (ses->server) { + buf += sprintf(buf, "TCP status: %d\n\tLocal Users To " + "Server: %d SecMode: 0x%x Req On Wire: %d", ses->server->tcpStatus, atomic_read(&ses->server->socketUseCount), ses->server->secMode, @@ -165,7 +168,7 @@ cifs_debug_data_read(char *buf, char **beginBuffer, off_t offset, #ifdef CONFIG_CIFS_STATS2 buf += sprintf(buf, " In Send: %d In MaxReq Wait: %d", - atomic_read(&ses->server->inSend), + atomic_read(&ses->server->inSend), atomic_read(&ses->server->num_waiters)); #endif @@ -177,17 +180,19 @@ cifs_debug_data_read(char *buf, char **beginBuffer, off_t offset, mid_entry = list_entry(tmp1, struct mid_q_entry, qhead); - if(mid_entry) { - length = sprintf(buf,"State: %d com: %d pid: %d tsk: %p mid %d\n", - mid_entry->midState, - (int)mid_entry->command, - mid_entry->pid, - mid_entry->tsk, - mid_entry->mid); + if (mid_entry) { + length = sprintf(buf, + "State: %d com: %d pid:" + " %d tsk: %p mid %d\n", + mid_entry->midState, + (int)mid_entry->command, + mid_entry->pid, + mid_entry->tsk, + mid_entry->mid); buf += length; } } - spin_unlock(&GlobalMid_Lock); + spin_unlock(&GlobalMid_Lock); } } @@ -207,7 +212,8 @@ cifs_debug_data_read(char *buf, char **beginBuffer, off_t offset, dev_type = le32_to_cpu(tcon->fsDevInfo.DeviceType); length = sprintf(buf, - "\n%d) %s Uses: %d Type: %s DevInfo: 0x%x Attributes: 0x%x\nPathComponentMax: %d Status: %d", + "\n%d) %s Uses: %d Type: %s DevInfo: 0x%x " + "Attributes: 0x%x\nPathComponentMax: %d Status: %d", i, tcon->treeName, atomic_read(&tcon->useCount), tcon->nativeFileSystem, @@ -215,7 +221,7 @@ cifs_debug_data_read(char *buf, char **beginBuffer, off_t offset, le32_to_cpu(tcon->fsAttrInfo.Attributes), le32_to_cpu(tcon->fsAttrInfo.MaxPathNameComponentLength), tcon->tidStatus); - buf += length; + buf += length; if (dev_type == FILE_DEVICE_DISK) length = sprintf(buf, " type: DISK "); else if (dev_type == FILE_DEVICE_CD_ROM) @@ -224,7 +230,7 @@ cifs_debug_data_read(char *buf, char **beginBuffer, off_t offset, length = sprintf(buf, " type: %d ", dev_type); buf += length; - if(tcon->tidStatus == CifsNeedReconnect) { + if (tcon->tidStatus == CifsNeedReconnect) { buf += sprintf(buf, "\tDISCONNECTED "); length += 14; } @@ -238,9 +244,9 @@ cifs_debug_data_read(char *buf, char **beginBuffer, off_t offset, /* Now calculate total size of returned data */ length = buf - original_buf; - if(offset + count >= length) + if (offset + count >= length) *eof = 1; - if(length < offset) { + if (length < offset) { *eof = 1; return 0; } else { @@ -256,18 +262,18 @@ cifs_debug_data_read(char *buf, char **beginBuffer, off_t offset, static int cifs_stats_write(struct file *file, const char __user *buffer, - unsigned long count, void *data) + unsigned long count, void *data) { - char c; - int rc; + char c; + int rc; struct list_head *tmp; struct cifsTconInfo *tcon; - rc = get_user(c, buffer); - if (rc) - return rc; + rc = get_user(c, buffer); + if (rc) + return rc; - if (c == '1' || c == 'y' || c == 'Y' || c == '0') { + if (c == '1' || c == 'y' || c == 'Y' || c == '0') { read_lock(&GlobalSMBSeslock); #ifdef CONFIG_CIFS_STATS2 atomic_set(&totBufAllocCount, 0); @@ -297,14 +303,14 @@ cifs_stats_write(struct file *file, const char __user *buffer, read_unlock(&GlobalSMBSeslock); } - return count; + return count; } static int cifs_stats_read(char *buf, char **beginBuffer, off_t offset, int count, int *eof, void *data) { - int item_length,i,length; + int item_length, i, length; struct list_head *tmp; struct cifsTconInfo *tcon; @@ -314,44 +320,44 @@ cifs_stats_read(char *buf, char **beginBuffer, off_t offset, "Resources in use\nCIFS Session: %d\n", sesInfoAllocCount.counter); buf += length; - item_length = - sprintf(buf,"Share (unique mount targets): %d\n", + item_length = + sprintf(buf, "Share (unique mount targets): %d\n", tconInfoAllocCount.counter); length += item_length; - buf += item_length; - item_length = - sprintf(buf,"SMB Request/Response Buffer: %d Pool size: %d\n", + buf += item_length; + item_length = + sprintf(buf, "SMB Request/Response Buffer: %d Pool size: %d\n", bufAllocCount.counter, cifs_min_rcv + tcpSesAllocCount.counter); length += item_length; buf += item_length; - item_length = - sprintf(buf,"SMB Small Req/Resp Buffer: %d Pool size: %d\n", - smBufAllocCount.counter,cifs_min_small); + item_length = + sprintf(buf, "SMB Small Req/Resp Buffer: %d Pool size: %d\n", + smBufAllocCount.counter, cifs_min_small); length += item_length; buf += item_length; #ifdef CONFIG_CIFS_STATS2 - item_length = sprintf(buf, "Total Large %d Small %d Allocations\n", + item_length = sprintf(buf, "Total Large %d Small %d Allocations\n", atomic_read(&totBufAllocCount), - atomic_read(&totSmBufAllocCount)); + atomic_read(&totSmBufAllocCount)); length += item_length; buf += item_length; #endif /* CONFIG_CIFS_STATS2 */ - item_length = - sprintf(buf,"Operations (MIDs): %d\n", + item_length = + sprintf(buf, "Operations (MIDs): %d\n", midCount.counter); length += item_length; buf += item_length; item_length = sprintf(buf, "\n%d session %d share reconnects\n", - tcpSesReconnectCount.counter,tconInfoReconnectCount.counter); + tcpSesReconnectCount.counter, tconInfoReconnectCount.counter); length += item_length; buf += item_length; item_length = sprintf(buf, "Total vfs operations: %d maximum at one time: %d\n", - GlobalCurrentXid,GlobalMaxActiveXid); + GlobalCurrentXid, GlobalMaxActiveXid); length += item_length; buf += item_length; @@ -360,10 +366,10 @@ cifs_stats_read(char *buf, char **beginBuffer, off_t offset, list_for_each(tmp, &GlobalTreeConnectionList) { i++; tcon = list_entry(tmp, struct cifsTconInfo, cifsConnectionList); - item_length = sprintf(buf,"\n%d) %s",i, tcon->treeName); + item_length = sprintf(buf, "\n%d) %s", i, tcon->treeName); buf += item_length; length += item_length; - if(tcon->tidStatus == CifsNeedReconnect) { + if (tcon->tidStatus == CifsNeedReconnect) { buf += sprintf(buf, "\tDISCONNECTED "); length += 14; } @@ -380,15 +386,15 @@ cifs_stats_read(char *buf, char **beginBuffer, off_t offset, item_length = sprintf(buf, "\nWrites: %d Bytes: %lld", atomic_read(&tcon->num_writes), (long long)(tcon->bytes_written)); - buf += item_length; - length += item_length; - item_length = sprintf(buf, + buf += item_length; + length += item_length; + item_length = sprintf(buf, "\nLocks: %d HardLinks: %d Symlinks: %d", - atomic_read(&tcon->num_locks), + atomic_read(&tcon->num_locks), atomic_read(&tcon->num_hardlinks), atomic_read(&tcon->num_symlinks)); - buf += item_length; - length += item_length; + buf += item_length; + length += item_length; item_length = sprintf(buf, "\nOpens: %d Closes: %d Deletes: %d", atomic_read(&tcon->num_opens), @@ -415,12 +421,12 @@ cifs_stats_read(char *buf, char **beginBuffer, off_t offset, } read_unlock(&GlobalSMBSeslock); - buf += sprintf(buf,"\n"); + buf += sprintf(buf, "\n"); length++; - if(offset + count >= length) + if (offset + count >= length) *eof = 1; - if(length < offset) { + if (length < offset) { *eof = 1; return 0; } else { @@ -428,7 +434,7 @@ cifs_stats_read(char *buf, char **beginBuffer, off_t offset, } if (length > count) length = count; - + return length; } #endif @@ -547,11 +553,11 @@ cifs_proc_clean(void) remove_proc_entry("MultiuserMount", proc_fs_cifs); remove_proc_entry("OplockEnabled", proc_fs_cifs); /* remove_proc_entry("NTLMV2Enabled",proc_fs_cifs); */ - remove_proc_entry("SecurityFlags",proc_fs_cifs); -/* remove_proc_entry("PacketSigningEnabled",proc_fs_cifs); */ - remove_proc_entry("LinuxExtensionsEnabled",proc_fs_cifs); - remove_proc_entry("Experimental",proc_fs_cifs); - remove_proc_entry("LookupCacheEnabled",proc_fs_cifs); + remove_proc_entry("SecurityFlags", proc_fs_cifs); +/* remove_proc_entry("PacketSigningEnabled", proc_fs_cifs); */ + remove_proc_entry("LinuxExtensionsEnabled", proc_fs_cifs); + remove_proc_entry("Experimental", proc_fs_cifs); + remove_proc_entry("LookupCacheEnabled", proc_fs_cifs); remove_proc_entry("cifs", proc_root_fs); } @@ -590,7 +596,7 @@ cifsFYI_write(struct file *file, const char __user *buffer, cifsFYI = 0; else if (c == '1' || c == 'y' || c == 'Y') cifsFYI = 1; - else if((c > '1') && (c <= '9')) + else if ((c > '1') && (c <= '9')) cifsFYI = (int) (c - '0'); /* see cifs_debug.h for meanings */ return count; @@ -637,28 +643,28 @@ oplockEnabled_write(struct file *file, const char __user *buffer, static int experimEnabled_read(char *page, char **start, off_t off, - int count, int *eof, void *data) + int count, int *eof, void *data) { - int len; + int len; - len = sprintf(page, "%d\n", experimEnabled); + len = sprintf(page, "%d\n", experimEnabled); - len -= off; - *start = page + off; + len -= off; + *start = page + off; - if (len > count) - len = count; - else - *eof = 1; + if (len > count) + len = count; + else + *eof = 1; - if (len < 0) - len = 0; + if (len < 0) + len = 0; - return len; + return len; } static int experimEnabled_write(struct file *file, const char __user *buffer, - unsigned long count, void *data) + unsigned long count, void *data) { char c; int rc; @@ -678,46 +684,46 @@ experimEnabled_write(struct file *file, const char __user *buffer, static int linuxExtensionsEnabled_read(char *page, char **start, off_t off, - int count, int *eof, void *data) + int count, int *eof, void *data) { - int len; + int len; - len = sprintf(page, "%d\n", linuxExtEnabled); - len -= off; - *start = page + off; + len = sprintf(page, "%d\n", linuxExtEnabled); + len -= off; + *start = page + off; - if (len > count) - len = count; - else - *eof = 1; + if (len > count) + len = count; + else + *eof = 1; - if (len < 0) - len = 0; + if (len < 0) + len = 0; - return len; + return len; } static int linuxExtensionsEnabled_write(struct file *file, const char __user *buffer, - unsigned long count, void *data) + unsigned long count, void *data) { - char c; - int rc; - - rc = get_user(c, buffer); - if (rc) - return rc; - if (c == '0' || c == 'n' || c == 'N') - linuxExtEnabled = 0; - else if (c == '1' || c == 'y' || c == 'Y') - linuxExtEnabled = 1; - - return count; + char c; + int rc; + + rc = get_user(c, buffer); + if (rc) + return rc; + if (c == '0' || c == 'n' || c == 'N') + linuxExtEnabled = 0; + else if (c == '1' || c == 'y' || c == 'Y') + linuxExtEnabled = 1; + + return count; } static int lookupFlag_read(char *page, char **start, off_t off, - int count, int *eof, void *data) + int count, int *eof, void *data) { int len; @@ -860,15 +866,15 @@ security_flags_write(struct file *file, const char __user *buffer, char flags_string[12]; char c; - if((count < 1) || (count > 11)) + if ((count < 1) || (count > 11)) return -EINVAL; memset(flags_string, 0, 12); - if(copy_from_user(flags_string, buffer, count)) + if (copy_from_user(flags_string, buffer, count)) return -EFAULT; - if(count < 3) { + if (count < 3) { /* single char or single char followed by null */ c = flags_string[0]; if (c == '0' || c == 'n' || c == 'N') @@ -881,15 +887,15 @@ security_flags_write(struct file *file, const char __user *buffer, flags = simple_strtoul(flags_string, NULL, 0); - cFYI(1,("sec flags 0x%x", flags)); + cFYI(1, ("sec flags 0x%x", flags)); - if(flags <= 0) { - cERROR(1,("invalid security flags %s",flags_string)); + if (flags <= 0) { + cERROR(1, ("invalid security flags %s", flags_string)); return -EINVAL; } - if(flags & ~CIFSSEC_MASK) { - cERROR(1,("attempt to set unsupported security flags 0x%x", + if (flags & ~CIFSSEC_MASK) { + cERROR(1, ("attempt to set unsupported security flags 0x%x", flags & ~CIFSSEC_MASK)); return -EINVAL; } diff --git a/fs/cifs/cifs_unicode.c b/fs/cifs/cifs_unicode.c index 793c4b95c16..701e9a9185f 100644 --- a/fs/cifs/cifs_unicode.c +++ b/fs/cifs/cifs_unicode.c @@ -6,16 +6,16 @@ * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or + * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. - * + * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See * the GNU General Public License for more details. * * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software + * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #include <linux/fs.h> @@ -32,7 +32,7 @@ * */ int -cifs_strfromUCS_le(char *to, const __le16 * from, +cifs_strfromUCS_le(char *to, const __le16 * from, int len, const struct nls_table *codepage) { int i; @@ -66,7 +66,7 @@ cifs_strtoUCS(__le16 * to, const char *from, int len, { int charlen; int i; - wchar_t * wchar_to = (wchar_t *)to; /* needed to quiet sparse */ + wchar_t * wchar_to = (wchar_t *)to; /* needed to quiet sparse */ for (i = 0; len && *from; i++, from += charlen, len -= charlen) { @@ -79,7 +79,7 @@ cifs_strtoUCS(__le16 * to, const char *from, int len, /* A question mark */ to[i] = cpu_to_le16(0x003f); charlen = 1; - } else + } else to[i] = cpu_to_le16(wchar_to[i]); } diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c index d38c69b591c..7c04752b76c 100644 --- a/fs/cifs/cifsfs.c +++ b/fs/cifs/cifsfs.c @@ -825,8 +825,8 @@ cifs_init_mids(void) sizeof (struct oplock_q_entry), 0, SLAB_HWCACHE_ALIGN, NULL, NULL); if (cifs_oplock_cachep == NULL) { - kmem_cache_destroy(cifs_mid_cachep); mempool_destroy(cifs_mid_poolp); + kmem_cache_destroy(cifs_mid_cachep); return -ENOMEM; } diff --git a/fs/cifs/cifssmb.c b/fs/cifs/cifssmb.c index 14de58fa143..57419a17668 100644 --- a/fs/cifs/cifssmb.c +++ b/fs/cifs/cifssmb.c @@ -433,8 +433,8 @@ CIFSSMBNegotiate(unsigned int xid, struct cifsSesInfo *ses) cFYI(1,("secFlags 0x%x",secFlags)); pSMB->hdr.Mid = GetNextMid(server); - pSMB->hdr.Flags2 |= SMBFLG2_UNICODE; - if((secFlags & CIFSSEC_MUST_KRB5) == CIFSSEC_MUST_KRB5) + pSMB->hdr.Flags2 |= (SMBFLG2_UNICODE | SMBFLG2_ERR_STATUS); + if ((secFlags & CIFSSEC_MUST_KRB5) == CIFSSEC_MUST_KRB5) pSMB->hdr.Flags2 |= SMBFLG2_EXT_SEC; count = 0; diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c index 216fb625843..f4e92661b22 100644 --- a/fs/cifs/connect.c +++ b/fs/cifs/connect.c @@ -2069,8 +2069,15 @@ cifs_mount(struct super_block *sb, struct cifs_sb_info *cifs_sb, srvTcp->tcpStatus = CifsExiting; spin_unlock(&GlobalMid_Lock); if (srvTcp->tsk) { + struct task_struct *tsk; + /* If we could verify that kthread_stop would + always wake up processes blocked in + tcp in recv_mesg then we could remove the + send_sig call */ send_sig(SIGKILL,srvTcp->tsk,1); - kthread_stop(srvTcp->tsk); + tsk = srvTcp->tsk; + if(tsk) + kthread_stop(tsk); } } /* If find_unc succeeded then rc == 0 so we can not end */ @@ -2085,8 +2092,11 @@ cifs_mount(struct super_block *sb, struct cifs_sb_info *cifs_sb, /* if the socketUseCount is now zero */ if ((temp_rc == -ESHUTDOWN) && (pSesInfo->server) && (pSesInfo->server->tsk)) { + struct task_struct *tsk; send_sig(SIGKILL,pSesInfo->server->tsk,1); - kthread_stop(pSesInfo->server->tsk); + tsk = pSesInfo->server->tsk; + if (tsk) + kthread_stop(tsk); } } else cFYI(1, ("No session or bad tcon")); @@ -3334,7 +3344,7 @@ cifs_umount(struct super_block *sb, struct cifs_sb_info *cifs_sb) return 0; } else if (rc == -ESHUTDOWN) { cFYI(1,("Waking up socket by sending it signal")); - if(cifsd_task) { + if (cifsd_task) { send_sig(SIGKILL,cifsd_task,1); kthread_stop(cifsd_task); } diff --git a/fs/cifs/dir.c b/fs/cifs/dir.c index e5210519ac4..8e86aaceb68 100644 --- a/fs/cifs/dir.c +++ b/fs/cifs/dir.c @@ -2,7 +2,7 @@ * fs/cifs/dir.c * * vfs operations that deal with dentries - * + * * Copyright (C) International Business Machines Corp., 2002,2005 * Author(s): Steve French (sfrench@us.ibm.com) * @@ -34,11 +34,12 @@ static void renew_parental_timestamps(struct dentry *direntry) { - /* BB check if there is a way to get the kernel to do this or if we really need this */ + /* BB check if there is a way to get the kernel to do this or if we + really need this */ do { direntry->d_time = jiffies; direntry = direntry->d_parent; - } while (!IS_ROOT(direntry)); + } while (!IS_ROOT(direntry)); } /* Note: caller must free return buffer */ @@ -51,7 +52,7 @@ build_path_from_dentry(struct dentry *direntry) char *full_path; char dirsep; - if(direntry == NULL) + if (direntry == NULL) return NULL; /* not much we can do if dentry is freed and we need to reopen the file after it was closed implicitly when the server crashed */ @@ -59,18 +60,18 @@ build_path_from_dentry(struct dentry *direntry) dirsep = CIFS_DIR_SEP(CIFS_SB(direntry->d_sb)); pplen = CIFS_SB(direntry->d_sb)->prepathlen; cifs_bp_rename_retry: - namelen = pplen; + namelen = pplen; for (temp = direntry; !IS_ROOT(temp);) { namelen += (1 + temp->d_name.len); temp = temp->d_parent; - if(temp == NULL) { - cERROR(1,("corrupt dentry")); + if (temp == NULL) { + cERROR(1, ("corrupt dentry")); return NULL; } } full_path = kmalloc(namelen+1, GFP_KERNEL); - if(full_path == NULL) + if (full_path == NULL) return full_path; full_path[namelen] = 0; /* trailing null */ for (temp = direntry; !IS_ROOT(temp);) { @@ -84,8 +85,8 @@ cifs_bp_rename_retry: cFYI(0, ("name: %s", full_path + namelen)); } temp = temp->d_parent; - if(temp == NULL) { - cERROR(1,("corrupt dentry")); + if (temp == NULL) { + cERROR(1, ("corrupt dentry")); kfree(full_path); return NULL; } @@ -94,7 +95,7 @@ cifs_bp_rename_retry: cERROR(1, ("did not end path lookup where expected namelen is %d", namelen)); - /* presumably this is only possible if racing with a rename + /* presumably this is only possible if racing with a rename of one of the parent directories (we can not lock the dentries above us to prevent this, but retrying should be harmless) */ kfree(full_path); @@ -106,7 +107,7 @@ cifs_bp_rename_retry: since the '\' is a valid posix character so we can not switch those safely to '/' if any are found in the middle of the prepath */ /* BB test paths to Windows with '/' in the midst of prepath */ - strncpy(full_path,CIFS_SB(direntry->d_sb)->prepath,pplen); + strncpy(full_path, CIFS_SB(direntry->d_sb)->prepath, pplen); return full_path; } @@ -147,12 +148,12 @@ cifs_create(struct inode *inode, struct dentry *direntry, int mode, pTcon = cifs_sb->tcon; full_path = build_path_from_dentry(direntry); - if(full_path == NULL) { + if (full_path == NULL) { FreeXid(xid); return -ENOMEM; } - if(nd && (nd->flags & LOOKUP_OPEN)) { + if (nd && (nd->flags & LOOKUP_OPEN)) { int oflags = nd->intent.open.flags; desiredAccess = 0; @@ -164,28 +165,29 @@ cifs_create(struct inode *inode, struct dentry *direntry, int mode, write_only = TRUE; } - if((oflags & (O_CREAT | O_EXCL)) == (O_CREAT | O_EXCL)) + if ((oflags & (O_CREAT | O_EXCL)) == (O_CREAT | O_EXCL)) disposition = FILE_CREATE; - else if((oflags & (O_CREAT | O_TRUNC)) == (O_CREAT | O_TRUNC)) + else if ((oflags & (O_CREAT | O_TRUNC)) == (O_CREAT | O_TRUNC)) disposition = FILE_OVERWRITE_IF; - else if((oflags & O_CREAT) == O_CREAT) + else if ((oflags & O_CREAT) == O_CREAT) disposition = FILE_OPEN_IF; else { - cFYI(1,("Create flag not set in create function")); + cFYI(1, ("Create flag not set in create function")); } } - /* BB add processing to set equivalent of mode - e.g. via CreateX with ACLs */ + /* BB add processing to set equivalent of mode - e.g. via CreateX with + ACLs */ if (oplockEnabled) oplock = REQ_OPLOCK; - buf = kmalloc(sizeof(FILE_ALL_INFO),GFP_KERNEL); - if(buf == NULL) { + buf = kmalloc(sizeof(FILE_ALL_INFO), GFP_KERNEL); + if (buf == NULL) { kfree(full_path); FreeXid(xid); return -ENOMEM; } - if (cifs_sb->tcon->ses->capabilities & CAP_NT_SMBS) + if (cifs_sb->tcon->ses->capabilities & CAP_NT_SMBS) rc = CIFSSMBOpen(xid, pTcon, full_path, disposition, desiredAccess, CREATE_NOT_DIR, &fileHandle, &oplock, buf, cifs_sb->local_nls, @@ -193,27 +195,28 @@ cifs_create(struct inode *inode, struct dentry *direntry, int mode, else rc = -EIO; /* no NT SMB support fall into legacy open below */ - if(rc == -EIO) { + if (rc == -EIO) { /* old server, retry the open legacy style */ rc = SMBLegacyOpen(xid, pTcon, full_path, disposition, desiredAccess, CREATE_NOT_DIR, &fileHandle, &oplock, buf, cifs_sb->local_nls, cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR); - } + } if (rc) { cFYI(1, ("cifs_create returned 0x%x", rc)); } else { /* If Open reported that we actually created a file then we now have to set the mode if possible */ if ((cifs_sb->tcon->ses->capabilities & CAP_UNIX) && - (oplock & CIFS_CREATE_ACTION)) - if(cifs_sb->mnt_cifs_flags & CIFS_MOUNT_SET_UID) { + (oplock & CIFS_CREATE_ACTION)) { + mode &= ~current->fs->umask; + if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_SET_UID) { CIFSSMBUnixSetPerms(xid, pTcon, full_path, mode, (__u64)current->fsuid, (__u64)current->fsgid, 0 /* dev */, - cifs_sb->local_nls, - cifs_sb->mnt_cifs_flags & + cifs_sb->local_nls, + cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR); } else { CIFSSMBUnixSetPerms(xid, pTcon, full_path, mode, @@ -221,26 +224,28 @@ cifs_create(struct inode *inode, struct dentry *direntry, int mode, (__u64)-1, 0 /* dev */, cifs_sb->local_nls, - cifs_sb->mnt_cifs_flags & + cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR); } - else { - /* BB implement mode setting via Windows security descriptors */ - /* eg CIFSSMBWinSetPerms(xid,pTcon,full_path,mode,-1,-1,local_nls);*/ - /* could set r/o dos attribute if mode & 0222 == 0 */ + } else { + /* BB implement mode setting via Windows security + descriptors e.g. */ + /* CIFSSMBWinSetPerms(xid,pTcon,path,mode,-1,-1,nls);*/ + + /* Could set r/o dos attribute if mode & 0222 == 0 */ } /* BB server might mask mode so we have to query for Unix case*/ if (pTcon->ses->capabilities & CAP_UNIX) rc = cifs_get_inode_info_unix(&newinode, full_path, - inode->i_sb,xid); + inode->i_sb, xid); else { rc = cifs_get_inode_info(&newinode, full_path, - buf, inode->i_sb,xid); - if(newinode) { + buf, inode->i_sb, xid); + if (newinode) { newinode->i_mode = mode; - if((oplock & CIFS_CREATE_ACTION) && - (cifs_sb->mnt_cifs_flags & + if ((oplock & CIFS_CREATE_ACTION) && + (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_SET_UID)) { newinode->i_uid = current->fsuid; newinode->i_gid = current->fsgid; @@ -259,14 +264,14 @@ cifs_create(struct inode *inode, struct dentry *direntry, int mode, direntry->d_op = &cifs_dentry_ops; d_instantiate(direntry, newinode); } - if((nd->flags & LOOKUP_OPEN) == FALSE) { + if ((nd->flags & LOOKUP_OPEN) == FALSE) { /* mknod case - do not leave file open */ CIFSSMBClose(xid, pTcon, fileHandle); - } else if(newinode) { + } else if (newinode) { pCifsFile = kzalloc(sizeof (struct cifsFileInfo), GFP_KERNEL); - - if(pCifsFile == NULL) + + if (pCifsFile == NULL) goto cifs_create_out; pCifsFile->netfid = fileHandle; pCifsFile->pid = current->tgid; @@ -276,33 +281,33 @@ cifs_create(struct inode *inode, struct dentry *direntry, int mode, init_MUTEX(&pCifsFile->fh_sem); mutex_init(&pCifsFile->lock_mutex); INIT_LIST_HEAD(&pCifsFile->llist); - atomic_set(&pCifsFile->wrtPending,0); + atomic_set(&pCifsFile->wrtPending, 0); - /* set the following in open now + /* set the following in open now pCifsFile->pfile = file; */ write_lock(&GlobalSMBSeslock); - list_add(&pCifsFile->tlist,&pTcon->openFileList); + list_add(&pCifsFile->tlist, &pTcon->openFileList); pCifsInode = CIFS_I(newinode); - if(pCifsInode) { + if (pCifsInode) { /* if readable file instance put first in list*/ if (write_only == TRUE) { - list_add_tail(&pCifsFile->flist, + list_add_tail(&pCifsFile->flist, &pCifsInode->openFileList); } else { list_add(&pCifsFile->flist, &pCifsInode->openFileList); } - if((oplock & 0xF) == OPLOCK_EXCLUSIVE) { + if ((oplock & 0xF) == OPLOCK_EXCLUSIVE) { pCifsInode->clientCanCacheAll = TRUE; pCifsInode->clientCanCacheRead = TRUE; - cFYI(1,("Exclusive Oplock for inode %p", + cFYI(1, ("Exclusive Oplock inode %p", newinode)); - } else if((oplock & 0xF) == OPLOCK_READ) + } else if ((oplock & 0xF) == OPLOCK_READ) pCifsInode->clientCanCacheRead = TRUE; } write_unlock(&GlobalSMBSeslock); } - } + } cifs_create_out: kfree(buf); kfree(full_path); @@ -310,8 +315,8 @@ cifs_create_out: return rc; } -int cifs_mknod(struct inode *inode, struct dentry *direntry, int mode, - dev_t device_number) +int cifs_mknod(struct inode *inode, struct dentry *direntry, int mode, + dev_t device_number) { int rc = -EPERM; int xid; @@ -329,43 +334,45 @@ int cifs_mknod(struct inode *inode, struct dentry *direntry, int mode, pTcon = cifs_sb->tcon; full_path = build_path_from_dentry(direntry); - if(full_path == NULL) + if (full_path == NULL) rc = -ENOMEM; else if (pTcon->ses->capabilities & CAP_UNIX) { - if(cifs_sb->mnt_cifs_flags & CIFS_MOUNT_SET_UID) { + mode &= ~current->fs->umask; + if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_SET_UID) { rc = CIFSSMBUnixSetPerms(xid, pTcon, full_path, - mode,(__u64)current->fsuid,(__u64)current->fsgid, + mode, (__u64)current->fsuid, + (__u64)current->fsgid, device_number, cifs_sb->local_nls, - cifs_sb->mnt_cifs_flags & + cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR); } else { rc = CIFSSMBUnixSetPerms(xid, pTcon, full_path, mode, (__u64)-1, (__u64)-1, device_number, cifs_sb->local_nls, - cifs_sb->mnt_cifs_flags & + cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR); } - if(!rc) { + if (!rc) { rc = cifs_get_inode_info_unix(&newinode, full_path, - inode->i_sb,xid); + inode->i_sb, xid); if (pTcon->nocase) direntry->d_op = &cifs_ci_dentry_ops; else direntry->d_op = &cifs_dentry_ops; - if(rc == 0) + if (rc == 0) d_instantiate(direntry, newinode); } } else { - if(cifs_sb->mnt_cifs_flags & CIFS_MOUNT_UNX_EMUL) { + if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_UNX_EMUL) { int oplock = 0; u16 fileHandle; FILE_ALL_INFO * buf; - cFYI(1,("sfu compat create special file")); + cFYI(1, ("sfu compat create special file")); - buf = kmalloc(sizeof(FILE_ALL_INFO),GFP_KERNEL); - if(buf == NULL) { + buf = kmalloc(sizeof(FILE_ALL_INFO), GFP_KERNEL); + if (buf == NULL) { kfree(full_path); FreeXid(xid); return -ENOMEM; @@ -373,39 +380,38 @@ int cifs_mknod(struct inode *inode, struct dentry *direntry, int mode, rc = CIFSSMBOpen(xid, pTcon, full_path, FILE_CREATE, /* fail if exists */ - GENERIC_WRITE /* BB would + GENERIC_WRITE /* BB would WRITE_OWNER | WRITE_DAC be better? */, /* Create a file and set the file attribute to SYSTEM */ CREATE_NOT_DIR | CREATE_OPTION_SPECIAL, &fileHandle, &oplock, buf, cifs_sb->local_nls, - cifs_sb->mnt_cifs_flags & + cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR); /* BB FIXME - add handling for backlevel servers which need legacy open and check for all - calls to SMBOpen for fallback to - SMBLeagcyOpen */ - if(!rc) { + calls to SMBOpen for fallback to SMBLeagcyOpen */ + if (!rc) { /* BB Do not bother to decode buf since no local inode yet to put timestamps in, but we can reuse it safely */ int bytes_written; struct win_dev *pdev; pdev = (struct win_dev *)buf; - if(S_ISCHR(mode)) { + if (S_ISCHR(mode)) { memcpy(pdev->type, "IntxCHR", 8); pdev->major = cpu_to_le64(MAJOR(device_number)); - pdev->minor = + pdev->minor = cpu_to_le64(MINOR(device_number)); rc = CIFSSMBWrite(xid, pTcon, fileHandle, sizeof(struct win_dev), 0, &bytes_written, (char *)pdev, NULL, 0); - } else if(S_ISBLK(mode)) { + } else if (S_ISBLK(mode)) { memcpy(pdev->type, "IntxBLK", 8); pdev->major = cpu_to_le64(MAJOR(device_number)); @@ -432,7 +438,8 @@ int cifs_mknod(struct inode *inode, struct dentry *direntry, int mode, struct dentry * -cifs_lookup(struct inode *parent_dir_inode, struct dentry *direntry, struct nameidata *nd) +cifs_lookup(struct inode *parent_dir_inode, struct dentry *direntry, + struct nameidata *nd) { int xid; int rc = 0; /* to get around spurious gcc warning, set to zero here */ @@ -447,8 +454,6 @@ cifs_lookup(struct inode *parent_dir_inode, struct dentry *direntry, struct name (" parent inode = 0x%p name is: %s and dentry = 0x%p", parent_dir_inode, direntry->d_name.name, direntry)); - /* BB Add check of incoming data - e.g. frame not longer than maximum SMB - let server check the namelen BB */ - /* check whether path exists */ cifs_sb = CIFS_SB(parent_dir_inode->i_sb); @@ -472,7 +477,7 @@ cifs_lookup(struct inode *parent_dir_inode, struct dentry *direntry, struct name deadlock in the cases (beginning of sys_rename itself) in which we already have the sb rename sem */ full_path = build_path_from_dentry(direntry); - if(full_path == NULL) { + if (full_path == NULL) { FreeXid(xid); return ERR_PTR(-ENOMEM); } @@ -487,10 +492,10 @@ cifs_lookup(struct inode *parent_dir_inode, struct dentry *direntry, struct name if (pTcon->ses->capabilities & CAP_UNIX) rc = cifs_get_inode_info_unix(&newInode, full_path, - parent_dir_inode->i_sb,xid); + parent_dir_inode->i_sb, xid); else rc = cifs_get_inode_info(&newInode, full_path, NULL, - parent_dir_inode->i_sb,xid); + parent_dir_inode->i_sb, xid); if ((rc == 0) && (newInode != NULL)) { if (pTcon->nocase) @@ -499,7 +504,7 @@ cifs_lookup(struct inode *parent_dir_inode, struct dentry *direntry, struct name direntry->d_op = &cifs_dentry_ops; d_add(direntry, newInode); - /* since paths are not looked up by component - the parent + /* since paths are not looked up by component - the parent directories are presumed to be good here */ renew_parental_timestamps(direntry); @@ -511,13 +516,13 @@ cifs_lookup(struct inode *parent_dir_inode, struct dentry *direntry, struct name else direntry->d_op = &cifs_dentry_ops; d_add(direntry, NULL); - /* if it was once a directory (but how can we tell?) we could do - shrink_dcache_parent(direntry); */ + /* if it was once a directory (but how can we tell?) we could do + shrink_dcache_parent(direntry); */ } else { - cERROR(1,("Error 0x%x on cifs_get_inode_info in lookup of %s", - rc,full_path)); - /* BB special case check for Access Denied - watch security - exposure of returning dir info implicitly via different rc + cERROR(1, ("Error 0x%x on cifs_get_inode_info in lookup of %s", + rc, full_path)); + /* BB special case check for Access Denied - watch security + exposure of returning dir info implicitly via different rc if file exists or not but no access BB */ } @@ -538,11 +543,11 @@ cifs_d_revalidate(struct dentry *direntry, struct nameidata *nd) } else { cFYI(1, ("neg dentry 0x%p name = %s", direntry, direntry->d_name.name)); - if(time_after(jiffies, direntry->d_time + HZ) || + if (time_after(jiffies, direntry->d_time + HZ) || !lookupCacheEnabled) { d_drop(direntry); isValid = 0; - } + } } return isValid; @@ -559,8 +564,7 @@ cifs_d_revalidate(struct dentry *direntry, struct nameidata *nd) struct dentry_operations cifs_dentry_ops = { .d_revalidate = cifs_d_revalidate, -/* d_delete: cifs_d_delete, *//* not needed except for debugging */ - /* no need for d_hash, d_compare, d_release, d_iput ... yet. BB confirm this BB */ +/* d_delete: cifs_d_delete, */ /* not needed except for debugging */ }; static int cifs_ci_hash(struct dentry *dentry, struct qstr *q) diff --git a/fs/cifs/fcntl.c b/fs/cifs/fcntl.c index da12b482ebe..8e375bb4b37 100644 --- a/fs/cifs/fcntl.c +++ b/fs/cifs/fcntl.c @@ -2,7 +2,7 @@ * fs/cifs/fcntl.c * * vfs operations that deal with the file control API - * + * * Copyright (C) International Business Machines Corp., 2003,2004 * Author(s): Steve French (sfrench@us.ibm.com) * @@ -35,35 +35,34 @@ static __u32 convert_to_cifs_notify_flags(unsigned long fcntl_notify_flags) /* No way on Linux VFS to ask to monitor xattr changes (and no stream support either */ - if(fcntl_notify_flags & DN_ACCESS) { + if (fcntl_notify_flags & DN_ACCESS) { cifs_ntfy_flags |= FILE_NOTIFY_CHANGE_LAST_ACCESS; } - if(fcntl_notify_flags & DN_MODIFY) { + if (fcntl_notify_flags & DN_MODIFY) { /* What does this mean on directories? */ cifs_ntfy_flags |= FILE_NOTIFY_CHANGE_LAST_WRITE | FILE_NOTIFY_CHANGE_SIZE; } - if(fcntl_notify_flags & DN_CREATE) { - cifs_ntfy_flags |= FILE_NOTIFY_CHANGE_CREATION | + if (fcntl_notify_flags & DN_CREATE) { + cifs_ntfy_flags |= FILE_NOTIFY_CHANGE_CREATION | FILE_NOTIFY_CHANGE_LAST_WRITE; } - if(fcntl_notify_flags & DN_DELETE) { + if (fcntl_notify_flags & DN_DELETE) { cifs_ntfy_flags |= FILE_NOTIFY_CHANGE_LAST_WRITE; } - if(fcntl_notify_flags & DN_RENAME) { + if (fcntl_notify_flags & DN_RENAME) { /* BB review this - checking various server behaviors */ - cifs_ntfy_flags |= FILE_NOTIFY_CHANGE_DIR_NAME | + cifs_ntfy_flags |= FILE_NOTIFY_CHANGE_DIR_NAME | FILE_NOTIFY_CHANGE_FILE_NAME; } - if(fcntl_notify_flags & DN_ATTRIB) { - cifs_ntfy_flags |= FILE_NOTIFY_CHANGE_SECURITY | + if (fcntl_notify_flags & DN_ATTRIB) { + cifs_ntfy_flags |= FILE_NOTIFY_CHANGE_SECURITY | FILE_NOTIFY_CHANGE_ATTRIBUTES; } -/* if(fcntl_notify_flags & DN_MULTISHOT) { +/* if (fcntl_notify_flags & DN_MULTISHOT) { cifs_ntfy_flags |= ; } */ /* BB fixme - not sure how to handle this with CIFS yet */ - return cifs_ntfy_flags; } @@ -78,8 +77,7 @@ int cifs_dir_notify(struct file * file, unsigned long arg) __u32 filter = FILE_NOTIFY_CHANGE_NAME | FILE_NOTIFY_CHANGE_ATTRIBUTES; __u16 netfid; - - if(experimEnabled == 0) + if (experimEnabled == 0) return 0; xid = GetXid(); @@ -88,21 +86,21 @@ int cifs_dir_notify(struct file * file, unsigned long arg) full_path = build_path_from_dentry(file->f_path.dentry); - if(full_path == NULL) { + if (full_path == NULL) { rc = -ENOMEM; } else { - cFYI(1,("dir notify on file %s Arg 0x%lx",full_path,arg)); - rc = CIFSSMBOpen(xid, pTcon, full_path, FILE_OPEN, + cFYI(1, ("dir notify on file %s Arg 0x%lx", full_path, arg)); + rc = CIFSSMBOpen(xid, pTcon, full_path, FILE_OPEN, GENERIC_READ | SYNCHRONIZE, 0 /* create options */, - &netfid, &oplock,NULL, cifs_sb->local_nls, + &netfid, &oplock, NULL, cifs_sb->local_nls, cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR); /* BB fixme - add this handle to a notify handle list */ - if(rc) { - cFYI(1,("Could not open directory for notify")); + if (rc) { + cFYI(1, ("Could not open directory for notify")); } else { filter = convert_to_cifs_notify_flags(arg); - if(filter != 0) { - rc = CIFSSMBNotify(xid, pTcon, + if (filter != 0) { + rc = CIFSSMBNotify(xid, pTcon, 0 /* no subdirs */, netfid, filter, file, arg & DN_MULTISHOT, cifs_sb->local_nls); @@ -113,10 +111,10 @@ int cifs_dir_notify(struct file * file, unsigned long arg) it would close automatically but may be a way to do it easily when inode freed or when notify info is cleared/changed */ - cFYI(1,("notify rc %d",rc)); + cFYI(1, ("notify rc %d", rc)); } } - + FreeXid(xid); return rc; } diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c index 3e87dad3367..f0ff12b3f39 100644 --- a/fs/cifs/inode.c +++ b/fs/cifs/inode.c @@ -986,7 +986,8 @@ mkdir_get_info: * failed to get it from the server or was set bogus */ if ((direntry->d_inode) && (direntry->d_inode->i_nlink < 2)) direntry->d_inode->i_nlink = 2; - if (cifs_sb->tcon->ses->capabilities & CAP_UNIX) + if (cifs_sb->tcon->ses->capabilities & CAP_UNIX) { + mode &= ~current->fs->umask; if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_SET_UID) { CIFSSMBUnixSetPerms(xid, pTcon, full_path, mode, @@ -1004,7 +1005,7 @@ mkdir_get_info: cifs_sb->mnt_cifs_flags & CIFS_MOUNT_MAP_SPECIAL_CHR); } - else { + } else { /* BB to be implemented via Windows secrty descriptors eg CIFSSMBWinSetPerms(xid, pTcon, full_path, mode, -1, -1, local_nls); */ diff --git a/fs/cifs/ioctl.c b/fs/cifs/ioctl.c index e34c7db00f6..a414f1775ae 100644 --- a/fs/cifs/ioctl.c +++ b/fs/cifs/ioctl.c @@ -30,7 +30,7 @@ #define CIFS_IOC_CHECKUMOUNT _IO(0xCF, 2) -int cifs_ioctl (struct inode * inode, struct file * filep, +int cifs_ioctl (struct inode * inode, struct file * filep, unsigned int command, unsigned long arg) { int rc = -ENOTTY; /* strange error - but the precedent */ @@ -47,13 +47,13 @@ int cifs_ioctl (struct inode * inode, struct file * filep, xid = GetXid(); - cFYI(1,("ioctl file %p cmd %u arg %lu",filep,command,arg)); + cFYI(1, ("ioctl file %p cmd %u arg %lu", filep, command, arg)); cifs_sb = CIFS_SB(inode->i_sb); #ifdef CONFIG_CIFS_POSIX tcon = cifs_sb->tcon; - if(tcon) + if (tcon) caps = le64_to_cpu(tcon->fsUnixInfo.Capability); else { rc = -EIO; @@ -62,24 +62,24 @@ int cifs_ioctl (struct inode * inode, struct file * filep, } #endif /* CONFIG_CIFS_POSIX */ - switch(command) { + switch (command) { case CIFS_IOC_CHECKUMOUNT: - cFYI(1,("User unmount attempted")); - if(cifs_sb->mnt_uid == current->uid) + cFYI(1, ("User unmount attempted")); + if (cifs_sb->mnt_uid == current->uid) rc = 0; else { rc = -EACCES; - cFYI(1,("uids do not match")); + cFYI(1, ("uids do not match")); } break; #ifdef CONFIG_CIFS_POSIX case FS_IOC_GETFLAGS: - if(CIFS_UNIX_EXTATTR_CAP & caps) { + if (CIFS_UNIX_EXTATTR_CAP & caps) { if (pSMBFile == NULL) break; rc = CIFSGetExtAttr(xid, tcon, pSMBFile->netfid, &ExtAttrBits, &ExtAttrMask); - if(rc == 0) + if (rc == 0) rc = put_user(ExtAttrBits & FS_FL_USER_VISIBLE, (int __user *)arg); @@ -87,8 +87,8 @@ int cifs_ioctl (struct inode * inode, struct file * filep, break; case FS_IOC_SETFLAGS: - if(CIFS_UNIX_EXTATTR_CAP & caps) { - if(get_user(ExtAttrBits,(int __user *)arg)) { + if (CIFS_UNIX_EXTATTR_CAP & caps) { + if (get_user(ExtAttrBits, (int __user *)arg)) { rc = -EFAULT; break; } @@ -96,16 +96,15 @@ int cifs_ioctl (struct inode * inode, struct file * filep, break; /* rc= CIFSGetExtAttr(xid,tcon,pSMBFile->netfid, extAttrBits, &ExtAttrMask);*/ - } - cFYI(1,("set flags not implemented yet")); + cFYI(1, ("set flags not implemented yet")); break; #endif /* CONFIG_CIFS_POSIX */ default: - cFYI(1,("unsupported ioctl")); + cFYI(1, ("unsupported ioctl")); break; } FreeXid(xid); return rc; -} +} diff --git a/fs/cifs/rfc1002pdu.h b/fs/cifs/rfc1002pdu.h index aede606132a..8b69fcceb59 100644 --- a/fs/cifs/rfc1002pdu.h +++ b/fs/cifs/rfc1002pdu.h @@ -18,7 +18,7 @@ * * You should have received a copy of the GNU Lesser General Public License * along with this library; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ /* NB: unlike smb/cifs packets, the RFC1002 structures are big endian */ diff --git a/fs/compat.c b/fs/compat.c index 1de2331db84..4db6216e526 100644 --- a/fs/compat.c +++ b/fs/compat.c @@ -1544,9 +1544,10 @@ int compat_core_sys_select(int n, compat_ulong_t __user *inp, compat_ulong_t __user *outp, compat_ulong_t __user *exp, s64 *timeout) { fd_set_bits fds; - char *bits; + void *bits; int size, max_fds, ret = -EINVAL; struct fdtable *fdt; + long stack_fds[SELECT_STACK_ALLOC/sizeof(long)]; if (n < 0) goto out_nofds; @@ -1564,11 +1565,14 @@ int compat_core_sys_select(int n, compat_ulong_t __user *inp, * since we used fdset we need to allocate memory in units of * long-words. */ - ret = -ENOMEM; size = FDS_BYTES(n); - bits = kmalloc(6 * size, GFP_KERNEL); - if (!bits) - goto out_nofds; + bits = stack_fds; + if (size > sizeof(stack_fds) / 6) { + bits = kmalloc(6 * size, GFP_KERNEL); + ret = -ENOMEM; + if (!bits) + goto out_nofds; + } fds.in = (unsigned long *) bits; fds.out = (unsigned long *) (bits + size); fds.ex = (unsigned long *) (bits + 2*size); @@ -1600,7 +1604,8 @@ int compat_core_sys_select(int n, compat_ulong_t __user *inp, compat_set_fd_set(n, exp, fds.res_ex)) ret = -EFAULT; out: - kfree(bits); + if (bits != stack_fds) + kfree(bits); out_nofds: return ret; } diff --git a/fs/compat_ioctl.c b/fs/compat_ioctl.c index 65643def318..6b44cdc96fa 100644 --- a/fs/compat_ioctl.c +++ b/fs/compat_ioctl.c @@ -1194,6 +1194,7 @@ static int vt_check(struct file *file) { struct tty_struct *tty; struct inode *inode = file->f_path.dentry->d_inode; + struct vc_data *vc; if (file->f_op->ioctl != tty_ioctl) return -EINVAL; @@ -1204,12 +1205,16 @@ static int vt_check(struct file *file) if (tty->driver->ioctl != vt_ioctl) return -EINVAL; - + + vc = (struct vc_data *)tty->driver_data; + if (!vc_cons_allocated(vc->vc_num)) /* impossible? */ + return -ENOIOCTLCMD; + /* * To have permissions to do most of the vt ioctls, we either have - * to be the owner of the tty, or super-user. + * to be the owner of the tty, or have CAP_SYS_TTY_CONFIG. */ - if (current->signal->tty == tty || capable(CAP_SYS_ADMIN)) + if (current->signal->tty == tty || capable(CAP_SYS_TTY_CONFIG)) return 1; return 0; } @@ -1310,16 +1315,28 @@ static int do_unimap_ioctl(unsigned int fd, unsigned int cmd, unsigned long arg, struct unimapdesc32 tmp; struct unimapdesc32 __user *user_ud = compat_ptr(arg); int perm = vt_check(file); - - if (perm < 0) return perm; + struct vc_data *vc; + + if (perm < 0) + return perm; if (copy_from_user(&tmp, user_ud, sizeof tmp)) return -EFAULT; + if (tmp.entries) + if (!access_ok(VERIFY_WRITE, compat_ptr(tmp.entries), + tmp.entry_ct*sizeof(struct unipair))) + return -EFAULT; + vc = ((struct tty_struct *)file->private_data)->driver_data; switch (cmd) { case PIO_UNIMAP: - if (!perm) return -EPERM; - return con_set_unimap(vc_cons[fg_console].d, tmp.entry_ct, compat_ptr(tmp.entries)); + if (!perm) + return -EPERM; + return con_set_unimap(vc, tmp.entry_ct, + compat_ptr(tmp.entries)); case GIO_UNIMAP: - return con_get_unimap(vc_cons[fg_console].d, tmp.entry_ct, &(user_ud->entry_ct), compat_ptr(tmp.entries)); + if (!perm && fg_console != vc->vc_num) + return -EPERM; + return con_get_unimap(vc, tmp.entry_ct, &(user_ud->entry_ct), + compat_ptr(tmp.entries)); } return 0; } diff --git a/fs/ecryptfs/file.c b/fs/ecryptfs/file.c index 9881b5c5de5..59288d81707 100644 --- a/fs/ecryptfs/file.c +++ b/fs/ecryptfs/file.c @@ -33,63 +33,6 @@ #include "ecryptfs_kernel.h" /** - * ecryptfs_llseek - * @file: File we are seeking in - * @offset: The offset to seek to - * @origin: 2 - offset from i_size; 1 - offset from f_pos - * - * Returns the position we have seeked to, or negative on error - */ -static loff_t ecryptfs_llseek(struct file *file, loff_t offset, int origin) -{ - loff_t rv; - loff_t new_end_pos; - int rc; - int expanding_file = 0; - struct inode *inode = file->f_mapping->host; - - /* If our offset is past the end of our file, we're going to - * need to grow it so we have a valid length of 0's */ - new_end_pos = offset; - switch (origin) { - case 2: - new_end_pos += i_size_read(inode); - expanding_file = 1; - break; - case 1: - new_end_pos += file->f_pos; - if (new_end_pos > i_size_read(inode)) { - ecryptfs_printk(KERN_DEBUG, "new_end_pos(=[0x%.16x]) " - "> i_size_read(inode)(=[0x%.16x])\n", - new_end_pos, i_size_read(inode)); - expanding_file = 1; - } - break; - default: - if (new_end_pos > i_size_read(inode)) { - ecryptfs_printk(KERN_DEBUG, "new_end_pos(=[0x%.16x]) " - "> i_size_read(inode)(=[0x%.16x])\n", - new_end_pos, i_size_read(inode)); - expanding_file = 1; - } - } - ecryptfs_printk(KERN_DEBUG, "new_end_pos = [0x%.16x]\n", new_end_pos); - if (expanding_file) { - rc = ecryptfs_truncate(file->f_path.dentry, new_end_pos); - if (rc) { - rv = rc; - ecryptfs_printk(KERN_ERR, "Error on attempt to " - "truncate to (higher) offset [0x%.16x];" - " rc = [%d]\n", new_end_pos, rc); - goto out; - } - } - rv = generic_file_llseek(file, offset, origin); -out: - return rv; -} - -/** * ecryptfs_read_update_atime * * generic_file_read updates the atime of upper layer inode. But, it @@ -425,7 +368,7 @@ const struct file_operations ecryptfs_dir_fops = { }; const struct file_operations ecryptfs_main_fops = { - .llseek = ecryptfs_llseek, + .llseek = generic_file_llseek, .read = do_sync_read, .aio_read = ecryptfs_read_update_atime, .write = do_sync_write, diff --git a/fs/ecryptfs/mmap.c b/fs/ecryptfs/mmap.c index 88ea6697908..55cec98a84e 100644 --- a/fs/ecryptfs/mmap.c +++ b/fs/ecryptfs/mmap.c @@ -376,9 +376,31 @@ out: return 0; } +/** + * eCryptfs does not currently support holes. When writing after a + * seek past the end of the file, eCryptfs fills in 0's through to the + * current location. The code to fill in the 0's to all the + * intermediate pages calls ecryptfs_prepare_write_no_truncate(). + */ +static int +ecryptfs_prepare_write_no_truncate(struct file *file, struct page *page, + unsigned from, unsigned to) +{ + int rc = 0; + + if (from == 0 && to == PAGE_CACHE_SIZE) + goto out; /* If we are writing a full page, it will be + up to date. */ + if (!PageUptodate(page)) + rc = ecryptfs_do_readpage(file, page, page->index); +out: + return rc; +} + static int ecryptfs_prepare_write(struct file *file, struct page *page, unsigned from, unsigned to) { + loff_t pos; int rc = 0; if (from == 0 && to == PAGE_CACHE_SIZE) @@ -386,6 +408,16 @@ static int ecryptfs_prepare_write(struct file *file, struct page *page, up to date. */ if (!PageUptodate(page)) rc = ecryptfs_do_readpage(file, page, page->index); + pos = ((loff_t)page->index << PAGE_CACHE_SHIFT) + to; + if (pos > i_size_read(page->mapping->host)) { + rc = ecryptfs_truncate(file->f_path.dentry, pos); + if (rc) { + printk(KERN_ERR "Error on attempt to " + "truncate to (higher) offset [%lld];" + " rc = [%d]\n", pos, rc); + goto out; + } + } out: return rc; } @@ -744,10 +776,10 @@ int write_zeros(struct file *file, pgoff_t index, int start, int num_zeros) rc = PTR_ERR(tmp_page); goto out; } - rc = ecryptfs_prepare_write(file, tmp_page, start, start + num_zeros); - if (rc) { + if ((rc = ecryptfs_prepare_write_no_truncate(file, tmp_page, start, + (start + num_zeros)))) { ecryptfs_printk(KERN_ERR, "Error preparing to write zero's " - "to remainder of page at index [0x%.16x]\n", + "to page at index [0x%.16x]\n", index); page_cache_release(tmp_page); goto out; diff --git a/fs/exec.c b/fs/exec.c index 0b685888ff6..f20561ff452 100644 --- a/fs/exec.c +++ b/fs/exec.c @@ -134,6 +134,9 @@ asmlinkage long sys_uselib(const char __user * library) if (error) goto out; + error = -EACCES; + if (nd.mnt->mnt_flags & MNT_NOEXEC) + goto exit; error = -EINVAL; if (!S_ISREG(nd.dentry->d_inode->i_mode)) goto exit; diff --git a/fs/ext4/balloc.c b/fs/ext4/balloc.c index 8a23483ca8d..3b64bb16c72 100644 --- a/fs/ext4/balloc.c +++ b/fs/ext4/balloc.c @@ -30,15 +30,15 @@ void ext4_get_group_no_and_offset(struct super_block *sb, ext4_fsblk_t blocknr, unsigned long *blockgrpp, ext4_grpblk_t *offsetp) { - struct ext4_super_block *es = EXT4_SB(sb)->s_es; + struct ext4_super_block *es = EXT4_SB(sb)->s_es; ext4_grpblk_t offset; - blocknr = blocknr - le32_to_cpu(es->s_first_data_block); + blocknr = blocknr - le32_to_cpu(es->s_first_data_block); offset = do_div(blocknr, EXT4_BLOCKS_PER_GROUP(sb)); if (offsetp) *offsetp = offset; if (blockgrpp) - *blockgrpp = blocknr; + *blockgrpp = blocknr; } diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c index a0f0c04e79b..b9ce2412907 100644 --- a/fs/ext4/extents.c +++ b/fs/ext4/extents.c @@ -374,7 +374,7 @@ ext4_ext_binsearch_idx(struct inode *inode, struct ext4_ext_path *path, int bloc le32_to_cpu(ix[-1].ei_block)); } BUG_ON(k && le32_to_cpu(ix->ei_block) - <= le32_to_cpu(ix[-1].ei_block)); + <= le32_to_cpu(ix[-1].ei_block)); if (block < le32_to_cpu(ix->ei_block)) break; chix = ix; @@ -423,8 +423,8 @@ ext4_ext_binsearch(struct inode *inode, struct ext4_ext_path *path, int block) path->p_ext = l - 1; ext_debug(" -> %d:%llu:%d ", - le32_to_cpu(path->p_ext->ee_block), - ext_pblock(path->p_ext), + le32_to_cpu(path->p_ext->ee_block), + ext_pblock(path->p_ext), le16_to_cpu(path->p_ext->ee_len)); #ifdef CHECK_BINSEARCH @@ -435,7 +435,7 @@ ext4_ext_binsearch(struct inode *inode, struct ext4_ext_path *path, int block) chex = ex = EXT_FIRST_EXTENT(eh); for (k = 0; k < le16_to_cpu(eh->eh_entries); k++, ex++) { BUG_ON(k && le32_to_cpu(ex->ee_block) - <= le32_to_cpu(ex[-1].ee_block)); + <= le32_to_cpu(ex[-1].ee_block)); if (block < le32_to_cpu(ex->ee_block)) break; chex = ex; @@ -577,7 +577,7 @@ static int ext4_ext_insert_index(handle_t *handle, struct inode *inode, curp->p_hdr->eh_entries = cpu_to_le16(le16_to_cpu(curp->p_hdr->eh_entries)+1); BUG_ON(le16_to_cpu(curp->p_hdr->eh_entries) - > le16_to_cpu(curp->p_hdr->eh_max)); + > le16_to_cpu(curp->p_hdr->eh_max)); BUG_ON(ix > EXT_LAST_INDEX(curp->p_hdr)); err = ext4_ext_dirty(handle, inode, curp); @@ -621,12 +621,12 @@ static int ext4_ext_split(handle_t *handle, struct inode *inode, border = path[depth].p_ext[1].ee_block; ext_debug("leaf will be split." " next leaf starts at %d\n", - le32_to_cpu(border)); + le32_to_cpu(border)); } else { border = newext->ee_block; ext_debug("leaf will be added." " next leaf starts at %d\n", - le32_to_cpu(border)); + le32_to_cpu(border)); } /* @@ -684,9 +684,9 @@ static int ext4_ext_split(handle_t *handle, struct inode *inode, while (path[depth].p_ext <= EXT_MAX_EXTENT(path[depth].p_hdr)) { ext_debug("move %d:%llu:%d in new leaf %llu\n", - le32_to_cpu(path[depth].p_ext->ee_block), - ext_pblock(path[depth].p_ext), - le16_to_cpu(path[depth].p_ext->ee_len), + le32_to_cpu(path[depth].p_ext->ee_block), + ext_pblock(path[depth].p_ext), + le16_to_cpu(path[depth].p_ext->ee_len), newblock); /*memmove(ex++, path[depth].p_ext++, sizeof(struct ext4_extent)); @@ -765,9 +765,9 @@ static int ext4_ext_split(handle_t *handle, struct inode *inode, EXT_LAST_INDEX(path[i].p_hdr)); while (path[i].p_idx <= EXT_MAX_INDEX(path[i].p_hdr)) { ext_debug("%d: move %d:%d in new index %llu\n", i, - le32_to_cpu(path[i].p_idx->ei_block), - idx_pblock(path[i].p_idx), - newblock); + le32_to_cpu(path[i].p_idx->ei_block), + idx_pblock(path[i].p_idx), + newblock); /*memmove(++fidx, path[i].p_idx++, sizeof(struct ext4_extent_idx)); neh->eh_entries++; @@ -1128,6 +1128,55 @@ ext4_can_extents_be_merged(struct inode *inode, struct ext4_extent *ex1, } /* + * check if a portion of the "newext" extent overlaps with an + * existing extent. + * + * If there is an overlap discovered, it updates the length of the newext + * such that there will be no overlap, and then returns 1. + * If there is no overlap found, it returns 0. + */ +unsigned int ext4_ext_check_overlap(struct inode *inode, + struct ext4_extent *newext, + struct ext4_ext_path *path) +{ + unsigned long b1, b2; + unsigned int depth, len1; + unsigned int ret = 0; + + b1 = le32_to_cpu(newext->ee_block); + len1 = le16_to_cpu(newext->ee_len); + depth = ext_depth(inode); + if (!path[depth].p_ext) + goto out; + b2 = le32_to_cpu(path[depth].p_ext->ee_block); + + /* + * get the next allocated block if the extent in the path + * is before the requested block(s) + */ + if (b2 < b1) { + b2 = ext4_ext_next_allocated_block(path); + if (b2 == EXT_MAX_BLOCK) + goto out; + } + + /* check for wrap through zero */ + if (b1 + len1 < b1) { + len1 = EXT_MAX_BLOCK - b1; + newext->ee_len = cpu_to_le16(len1); + ret = 1; + } + + /* check for overlap */ + if (b1 + len1 > b2) { + newext->ee_len = cpu_to_le16(b2 - b1); + ret = 1; + } +out: + return ret; +} + +/* * ext4_ext_insert_extent: * tries to merge requsted extent into the existing extent or * inserts requested extent as new one into the tree, @@ -1212,12 +1261,12 @@ has_space: if (!nearex) { /* there is no extent in this leaf, create first one */ ext_debug("first extent in the leaf: %d:%llu:%d\n", - le32_to_cpu(newext->ee_block), - ext_pblock(newext), - le16_to_cpu(newext->ee_len)); + le32_to_cpu(newext->ee_block), + ext_pblock(newext), + le16_to_cpu(newext->ee_len)); path[depth].p_ext = EXT_FIRST_EXTENT(eh); } else if (le32_to_cpu(newext->ee_block) - > le32_to_cpu(nearex->ee_block)) { + > le32_to_cpu(nearex->ee_block)) { /* BUG_ON(newext->ee_block == nearex->ee_block); */ if (nearex != EXT_LAST_EXTENT(eh)) { len = EXT_MAX_EXTENT(eh) - nearex; @@ -1225,9 +1274,9 @@ has_space: len = len < 0 ? 0 : len; ext_debug("insert %d:%llu:%d after: nearest 0x%p, " "move %d from 0x%p to 0x%p\n", - le32_to_cpu(newext->ee_block), - ext_pblock(newext), - le16_to_cpu(newext->ee_len), + le32_to_cpu(newext->ee_block), + ext_pblock(newext), + le16_to_cpu(newext->ee_len), nearex, len, nearex + 1, nearex + 2); memmove(nearex + 2, nearex + 1, len); } @@ -1358,9 +1407,9 @@ int ext4_ext_walk_space(struct inode *inode, unsigned long block, cbex.ec_start = 0; cbex.ec_type = EXT4_EXT_CACHE_GAP; } else { - cbex.ec_block = le32_to_cpu(ex->ee_block); - cbex.ec_len = le16_to_cpu(ex->ee_len); - cbex.ec_start = ext_pblock(ex); + cbex.ec_block = le32_to_cpu(ex->ee_block); + cbex.ec_len = le16_to_cpu(ex->ee_len); + cbex.ec_start = ext_pblock(ex); cbex.ec_type = EXT4_EXT_CACHE_EXTENT; } @@ -1431,16 +1480,16 @@ ext4_ext_put_gap_in_cache(struct inode *inode, struct ext4_ext_path *path, len = le32_to_cpu(ex->ee_block) - block; ext_debug("cache gap(before): %lu [%lu:%lu]", (unsigned long) block, - (unsigned long) le32_to_cpu(ex->ee_block), - (unsigned long) le16_to_cpu(ex->ee_len)); + (unsigned long) le32_to_cpu(ex->ee_block), + (unsigned long) le16_to_cpu(ex->ee_len)); } else if (block >= le32_to_cpu(ex->ee_block) - + le16_to_cpu(ex->ee_len)) { - lblock = le32_to_cpu(ex->ee_block) - + le16_to_cpu(ex->ee_len); + + le16_to_cpu(ex->ee_len)) { + lblock = le32_to_cpu(ex->ee_block) + + le16_to_cpu(ex->ee_len); len = ext4_ext_next_allocated_block(path); ext_debug("cache gap(after): [%lu:%lu] %lu", - (unsigned long) le32_to_cpu(ex->ee_block), - (unsigned long) le16_to_cpu(ex->ee_len), + (unsigned long) le32_to_cpu(ex->ee_block), + (unsigned long) le16_to_cpu(ex->ee_len), (unsigned long) block); BUG_ON(len == lblock); len = len - lblock; @@ -1468,9 +1517,9 @@ ext4_ext_in_cache(struct inode *inode, unsigned long block, BUG_ON(cex->ec_type != EXT4_EXT_CACHE_GAP && cex->ec_type != EXT4_EXT_CACHE_EXTENT); if (block >= cex->ec_block && block < cex->ec_block + cex->ec_len) { - ex->ee_block = cpu_to_le32(cex->ec_block); + ex->ee_block = cpu_to_le32(cex->ec_block); ext4_ext_store_pblock(ex, cex->ec_start); - ex->ee_len = cpu_to_le16(cex->ec_len); + ex->ee_len = cpu_to_le16(cex->ec_len); ext_debug("%lu cached by %lu:%lu:%llu\n", (unsigned long) block, (unsigned long) cex->ec_block, @@ -1956,9 +2005,9 @@ int ext4_ext_get_blocks(handle_t *handle, struct inode *inode, /* we should allocate requested block */ } else if (goal == EXT4_EXT_CACHE_EXTENT) { /* block is already allocated */ - newblock = iblock - - le32_to_cpu(newex.ee_block) - + ext_pblock(&newex); + newblock = iblock + - le32_to_cpu(newex.ee_block) + + ext_pblock(&newex); /* number of remaining blocks in the extent */ allocated = le16_to_cpu(newex.ee_len) - (iblock - le32_to_cpu(newex.ee_block)); @@ -1987,7 +2036,7 @@ int ext4_ext_get_blocks(handle_t *handle, struct inode *inode, ex = path[depth].p_ext; if (ex) { - unsigned long ee_block = le32_to_cpu(ex->ee_block); + unsigned long ee_block = le32_to_cpu(ex->ee_block); ext4_fsblk_t ee_start = ext_pblock(ex); unsigned short ee_len = le16_to_cpu(ex->ee_len); @@ -2000,7 +2049,7 @@ int ext4_ext_get_blocks(handle_t *handle, struct inode *inode, if (ee_len > EXT_MAX_LEN) goto out2; /* if found extent covers block, simply return it */ - if (iblock >= ee_block && iblock < ee_block + ee_len) { + if (iblock >= ee_block && iblock < ee_block + ee_len) { newblock = iblock - ee_block + ee_start; /* number of remaining blocks in the extent */ allocated = ee_len - (iblock - ee_block); @@ -2031,7 +2080,15 @@ int ext4_ext_get_blocks(handle_t *handle, struct inode *inode, /* allocate new block */ goal = ext4_ext_find_goal(inode, path, iblock); - allocated = max_blocks; + + /* Check if we can really insert (iblock)::(iblock+max_blocks) extent */ + newex.ee_block = cpu_to_le32(iblock); + newex.ee_len = cpu_to_le16(max_blocks); + err = ext4_ext_check_overlap(inode, &newex, path); + if (err) + allocated = le16_to_cpu(newex.ee_len); + else + allocated = max_blocks; newblock = ext4_new_blocks(handle, inode, goal, &allocated, &err); if (!newblock) goto out2; @@ -2039,12 +2096,15 @@ int ext4_ext_get_blocks(handle_t *handle, struct inode *inode, goal, newblock, allocated); /* try to insert new extent into found leaf and return */ - newex.ee_block = cpu_to_le32(iblock); ext4_ext_store_pblock(&newex, newblock); newex.ee_len = cpu_to_le16(allocated); err = ext4_ext_insert_extent(handle, inode, path, &newex); - if (err) + if (err) { + /* free data blocks we just allocated */ + ext4_free_blocks(handle, inode, ext_pblock(&newex), + le16_to_cpu(newex.ee_len)); goto out2; + } if (extend_disksize && inode->i_size > EXT4_I(inode)->i_disksize) EXT4_I(inode)->i_disksize = inode->i_size; @@ -2157,11 +2217,3 @@ int ext4_ext_writepage_trans_blocks(struct inode *inode, int num) return needed; } - -EXPORT_SYMBOL(ext4_mark_inode_dirty); -EXPORT_SYMBOL(ext4_ext_invalidate_cache); -EXPORT_SYMBOL(ext4_ext_insert_extent); -EXPORT_SYMBOL(ext4_ext_walk_space); -EXPORT_SYMBOL(ext4_ext_find_goal); -EXPORT_SYMBOL(ext4_ext_calc_credits_for_insert); - diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c index b34182b6ee4..0bcf62a750f 100644 --- a/fs/ext4/inode.c +++ b/fs/ext4/inode.c @@ -255,8 +255,8 @@ static int verify_chain(Indirect *from, Indirect *to) * @inode: inode in question (we are only interested in its superblock) * @i_block: block number to be parsed * @offsets: array to store the offsets in - * @boundary: set this non-zero if the referred-to block is likely to be - * followed (on disk) by an indirect block. + * @boundary: set this non-zero if the referred-to block is likely to be + * followed (on disk) by an indirect block. * * To store the locations of file's data ext4 uses a data structure common * for UNIX filesystems - tree of pointers anchored in the inode, with diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c index 4ec57be5baf..2811e5720ad 100644 --- a/fs/ext4/namei.c +++ b/fs/ext4/namei.c @@ -46,7 +46,7 @@ */ #define NAMEI_RA_CHUNKS 2 #define NAMEI_RA_BLOCKS 4 -#define NAMEI_RA_SIZE (NAMEI_RA_CHUNKS * NAMEI_RA_BLOCKS) +#define NAMEI_RA_SIZE (NAMEI_RA_CHUNKS * NAMEI_RA_BLOCKS) #define NAMEI_RA_INDEX(c,b) (((c) * NAMEI_RA_BLOCKS) + (b)) static struct buffer_head *ext4_append(handle_t *handle, @@ -241,7 +241,7 @@ static inline unsigned dx_node_limit (struct inode *dir) static void dx_show_index (char * label, struct dx_entry *entries) { int i, n = dx_get_count (entries); - printk("%s index ", label); + printk("%s index ", label); for (i = 0; i < n; i++) { printk("%x->%u ", i? dx_get_hash(entries + i) : 0, dx_get_block(entries + i)); diff --git a/fs/ext4/super.c b/fs/ext4/super.c index cb9afdd0e26..175b68c6096 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -1985,7 +1985,7 @@ static journal_t *ext4_get_dev_journal(struct super_block *sb, if (bd_claim(bdev, sb)) { printk(KERN_ERR - "EXT4: failed to claim external journal device.\n"); + "EXT4: failed to claim external journal device.\n"); blkdev_put(bdev); return NULL; } diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c index 8890eba1db5..bd5a772d8cc 100644 --- a/fs/fuse/dir.c +++ b/fs/fuse/dir.c @@ -485,7 +485,7 @@ static int fuse_mknod(struct inode *dir, struct dentry *entry, int mode, static int fuse_create(struct inode *dir, struct dentry *entry, int mode, struct nameidata *nd) { - if (nd && (nd->flags & LOOKUP_CREATE)) { + if (nd && (nd->flags & LOOKUP_OPEN)) { int err = fuse_create_open(dir, entry, mode, nd); if (err != -ENOSYS) return err; diff --git a/fs/fuse/file.c b/fs/fuse/file.c index d0ed60bc318..adf7995232b 100644 --- a/fs/fuse/file.c +++ b/fs/fuse/file.c @@ -610,7 +610,9 @@ static ssize_t fuse_direct_write(struct file *file, const char __user *buf, ssize_t res; /* Don't allow parallel writes to the same file */ mutex_lock(&inode->i_mutex); - res = fuse_direct_io(file, buf, count, ppos, 1); + res = generic_write_checks(file, ppos, &count, 0); + if (!res) + res = fuse_direct_io(file, buf, count, ppos, 1); mutex_unlock(&inode->i_mutex); return res; } diff --git a/fs/fuse/inode.c b/fs/fuse/inode.c index 78f7a1dc90d..9804c0cdcb4 100644 --- a/fs/fuse/inode.c +++ b/fs/fuse/inode.c @@ -454,6 +454,7 @@ static const struct super_operations fuse_super_operations = { .destroy_inode = fuse_destroy_inode, .read_inode = fuse_read_inode, .clear_inode = fuse_clear_inode, + .drop_inode = generic_delete_inode, .remount_fs = fuse_remount_fs, .put_super = fuse_put_super, .umount_begin = fuse_umount_begin, diff --git a/fs/ioctl.c b/fs/ioctl.c index 479c1038ed4..8c90cbc903f 100644 --- a/fs/ioctl.c +++ b/fs/ioctl.c @@ -12,6 +12,7 @@ #include <linux/fs.h> #include <linux/security.h> #include <linux/module.h> +#include <linux/kallsyms.h> #include <asm/uaccess.h> #include <asm/ioctls.h> @@ -20,6 +21,7 @@ static long do_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) { int error = -ENOTTY; + void *f; if (!filp->f_op) goto out; @@ -29,10 +31,16 @@ static long do_ioctl(struct file *filp, unsigned int cmd, if (error == -ENOIOCTLCMD) error = -EINVAL; goto out; - } else if (filp->f_op->ioctl) { + } else if ((f = filp->f_op->ioctl)) { lock_kernel(); - error = filp->f_op->ioctl(filp->f_path.dentry->d_inode, - filp, cmd, arg); + if (!filp->f_op->ioctl) { + printk("%s: ioctl %p disappeared\n", __FUNCTION__, f); + print_symbol("symbol: %s\n", (unsigned long)f); + dump_stack(); + } else { + error = filp->f_op->ioctl(filp->f_path.dentry->d_inode, + filp, cmd, arg); + } unlock_kernel(); } diff --git a/fs/jffs2/readinode.c b/fs/jffs2/readinode.c index 4884d5edfe6..12e83f67eee 100644 --- a/fs/jffs2/readinode.c +++ b/fs/jffs2/readinode.c @@ -229,9 +229,16 @@ static int jffs2_add_tn_to_tree(struct jffs2_sb_info *c, check anyway. */ if (!tn->fn->size) { if (rii->mdata_tn) { - /* We had a candidate mdata node already */ - dbg_readinode("kill old mdata with ver %d\n", rii->mdata_tn->version); - jffs2_kill_tn(c, rii->mdata_tn); + if (rii->mdata_tn->version < tn->version) { + /* We had a candidate mdata node already */ + dbg_readinode("kill old mdata with ver %d\n", rii->mdata_tn->version); + jffs2_kill_tn(c, rii->mdata_tn); + } else { + dbg_readinode("kill new mdata with ver %d (older than existing %d\n", + tn->version, rii->mdata_tn->version); + jffs2_kill_tn(c, tn); + return 0; + } } rii->mdata_tn = tn; dbg_readinode("keep new mdata with ver %d\n", tn->version); @@ -1044,7 +1051,8 @@ static int jffs2_get_inode_nodes(struct jffs2_sb_info *c, struct jffs2_inode_inf case JFFS2_NODETYPE_DIRENT: - if (JFFS2_MIN_NODE_HEADER < sizeof(struct jffs2_raw_dirent)) { + if (JFFS2_MIN_NODE_HEADER < sizeof(struct jffs2_raw_dirent) && + len < sizeof(struct jffs2_raw_dirent)) { err = read_more(c, ref, sizeof(struct jffs2_raw_dirent), &len, buf); if (unlikely(err)) goto free_out; @@ -1058,7 +1066,8 @@ static int jffs2_get_inode_nodes(struct jffs2_sb_info *c, struct jffs2_inode_inf case JFFS2_NODETYPE_INODE: - if (JFFS2_MIN_NODE_HEADER < sizeof(struct jffs2_raw_inode)) { + if (JFFS2_MIN_NODE_HEADER < sizeof(struct jffs2_raw_inode) && + len < sizeof(struct jffs2_raw_inode)) { err = read_more(c, ref, sizeof(struct jffs2_raw_inode), &len, buf); if (unlikely(err)) goto free_out; @@ -1071,7 +1080,8 @@ static int jffs2_get_inode_nodes(struct jffs2_sb_info *c, struct jffs2_inode_inf break; default: - if (JFFS2_MIN_NODE_HEADER < sizeof(struct jffs2_unknown_node)) { + if (JFFS2_MIN_NODE_HEADER < sizeof(struct jffs2_unknown_node) && + len < sizeof(struct jffs2_unknown_node)) { err = read_more(c, ref, sizeof(struct jffs2_unknown_node), &len, buf); if (unlikely(err)) goto free_out; diff --git a/fs/jffs2/super.c b/fs/jffs2/super.c index 6488af43bc9..e220d3bd610 100644 --- a/fs/jffs2/super.c +++ b/fs/jffs2/super.c @@ -19,7 +19,7 @@ #include <linux/mount.h> #include <linux/jffs2.h> #include <linux/pagemap.h> -#include <linux/mtd/mtd.h> +#include <linux/mtd/super.h> #include <linux/ctype.h> #include <linux/namei.h> #include "compr.h" @@ -75,69 +75,27 @@ static const struct super_operations jffs2_super_operations = .sync_fs = jffs2_sync_fs, }; -static int jffs2_sb_compare(struct super_block *sb, void *data) -{ - struct jffs2_sb_info *p = data; - struct jffs2_sb_info *c = JFFS2_SB_INFO(sb); - - /* The superblocks are considered to be equivalent if the underlying MTD - device is the same one */ - if (c->mtd == p->mtd) { - D1(printk(KERN_DEBUG "jffs2_sb_compare: match on device %d (\"%s\")\n", p->mtd->index, p->mtd->name)); - return 1; - } else { - D1(printk(KERN_DEBUG "jffs2_sb_compare: No match, device %d (\"%s\"), device %d (\"%s\")\n", - c->mtd->index, c->mtd->name, p->mtd->index, p->mtd->name)); - return 0; - } -} - -static int jffs2_sb_set(struct super_block *sb, void *data) -{ - struct jffs2_sb_info *p = data; - - /* For persistence of NFS exports etc. we use the same s_dev - each time we mount the device, don't just use an anonymous - device */ - sb->s_fs_info = p; - p->os_priv = sb; - sb->s_dev = MKDEV(MTD_BLOCK_MAJOR, p->mtd->index); - - return 0; -} - -static int jffs2_get_sb_mtd(struct file_system_type *fs_type, - int flags, const char *dev_name, - void *data, struct mtd_info *mtd, - struct vfsmount *mnt) +/* + * fill in the superblock + */ +static int jffs2_fill_super(struct super_block *sb, void *data, int silent) { - struct super_block *sb; struct jffs2_sb_info *c; - int ret; + + D1(printk(KERN_DEBUG "jffs2_get_sb_mtd():" + " New superblock for device %d (\"%s\")\n", + sb->s_mtd->index, sb->s_mtd->name)); c = kzalloc(sizeof(*c), GFP_KERNEL); if (!c) return -ENOMEM; - c->mtd = mtd; - - sb = sget(fs_type, jffs2_sb_compare, jffs2_sb_set, c); - - if (IS_ERR(sb)) - goto out_error; - - if (sb->s_root) { - /* New mountpoint for JFFS2 which is already mounted */ - D1(printk(KERN_DEBUG "jffs2_get_sb_mtd(): Device %d (\"%s\") is already mounted\n", - mtd->index, mtd->name)); - ret = simple_set_mnt(mnt, sb); - goto out_put; - } - D1(printk(KERN_DEBUG "jffs2_get_sb_mtd(): New superblock for device %d (\"%s\")\n", - mtd->index, mtd->name)); + c->mtd = sb->s_mtd; + c->os_priv = sb; + sb->s_fs_info = c; - /* Initialize JFFS2 superblock locks, the further initialization will be - * done later */ + /* Initialize JFFS2 superblock locks, the further initialization will + * be done later */ init_MUTEX(&c->alloc_sem); init_MUTEX(&c->erase_free_sem); init_waitqueue_head(&c->erase_wait); @@ -146,133 +104,20 @@ static int jffs2_get_sb_mtd(struct file_system_type *fs_type, spin_lock_init(&c->inocache_lock); sb->s_op = &jffs2_super_operations; - sb->s_flags = flags | MS_NOATIME; + sb->s_flags = sb->s_flags | MS_NOATIME; sb->s_xattr = jffs2_xattr_handlers; #ifdef CONFIG_JFFS2_FS_POSIX_ACL sb->s_flags |= MS_POSIXACL; #endif - ret = jffs2_do_fill_super(sb, data, flags & MS_SILENT ? 1 : 0); - - if (ret) { - /* Failure case... */ - up_write(&sb->s_umount); - deactivate_super(sb); - return ret; - } - - sb->s_flags |= MS_ACTIVE; - return simple_set_mnt(mnt, sb); - -out_error: - ret = PTR_ERR(sb); - out_put: - kfree(c); - put_mtd_device(mtd); - - return ret; -} - -static int jffs2_get_sb_mtdnr(struct file_system_type *fs_type, - int flags, const char *dev_name, - void *data, int mtdnr, - struct vfsmount *mnt) -{ - struct mtd_info *mtd; - - mtd = get_mtd_device(NULL, mtdnr); - if (IS_ERR(mtd)) { - D1(printk(KERN_DEBUG "jffs2: MTD device #%u doesn't appear to exist\n", mtdnr)); - return PTR_ERR(mtd); - } - - return jffs2_get_sb_mtd(fs_type, flags, dev_name, data, mtd, mnt); + return jffs2_do_fill_super(sb, data, silent); } static int jffs2_get_sb(struct file_system_type *fs_type, int flags, const char *dev_name, void *data, struct vfsmount *mnt) { - int err; - struct nameidata nd; - int mtdnr; - - if (!dev_name) - return -EINVAL; - - D1(printk(KERN_DEBUG "jffs2_get_sb(): dev_name \"%s\"\n", dev_name)); - - /* The preferred way of mounting in future; especially when - CONFIG_BLK_DEV is implemented - we specify the underlying - MTD device by number or by name, so that we don't require - block device support to be present in the kernel. */ - - /* FIXME: How to do the root fs this way? */ - - if (dev_name[0] == 'm' && dev_name[1] == 't' && dev_name[2] == 'd') { - /* Probably mounting without the blkdev crap */ - if (dev_name[3] == ':') { - struct mtd_info *mtd; - - /* Mount by MTD device name */ - D1(printk(KERN_DEBUG "jffs2_get_sb(): mtd:%%s, name \"%s\"\n", dev_name+4)); - for (mtdnr = 0; mtdnr < MAX_MTD_DEVICES; mtdnr++) { - mtd = get_mtd_device(NULL, mtdnr); - if (!IS_ERR(mtd)) { - if (!strcmp(mtd->name, dev_name+4)) - return jffs2_get_sb_mtd(fs_type, flags, dev_name, data, mtd, mnt); - put_mtd_device(mtd); - } - } - printk(KERN_NOTICE "jffs2_get_sb(): MTD device with name \"%s\" not found.\n", dev_name+4); - } else if (isdigit(dev_name[3])) { - /* Mount by MTD device number name */ - char *endptr; - - mtdnr = simple_strtoul(dev_name+3, &endptr, 0); - if (!*endptr) { - /* It was a valid number */ - D1(printk(KERN_DEBUG "jffs2_get_sb(): mtd%%d, mtdnr %d\n", mtdnr)); - return jffs2_get_sb_mtdnr(fs_type, flags, dev_name, data, mtdnr, mnt); - } - } - } - - /* Try the old way - the hack where we allowed users to mount - /dev/mtdblock$(n) but didn't actually _use_ the blkdev */ - - err = path_lookup(dev_name, LOOKUP_FOLLOW, &nd); - - D1(printk(KERN_DEBUG "jffs2_get_sb(): path_lookup() returned %d, inode %p\n", - err, nd.dentry->d_inode)); - - if (err) - return err; - - err = -EINVAL; - - if (!S_ISBLK(nd.dentry->d_inode->i_mode)) - goto out; - - if (nd.mnt->mnt_flags & MNT_NODEV) { - err = -EACCES; - goto out; - } - - if (imajor(nd.dentry->d_inode) != MTD_BLOCK_MAJOR) { - if (!(flags & MS_SILENT)) - printk(KERN_NOTICE "Attempt to mount non-MTD device \"%s\" as JFFS2\n", - dev_name); - goto out; - } - - mtdnr = iminor(nd.dentry->d_inode); - path_release(&nd); - - return jffs2_get_sb_mtdnr(fs_type, flags, dev_name, data, mtdnr, mnt); - -out: - path_release(&nd); - return err; + return get_sb_mtd(fs_type, flags, dev_name, data, jffs2_fill_super, + mnt); } static void jffs2_put_super (struct super_block *sb) @@ -307,8 +152,7 @@ static void jffs2_kill_sb(struct super_block *sb) struct jffs2_sb_info *c = JFFS2_SB_INFO(sb); if (!(sb->s_flags & MS_RDONLY)) jffs2_stop_garbage_collect_thread(c); - generic_shutdown_super(sb); - put_mtd_device(c->mtd); + kill_mtd_super(sb); kfree(c); } diff --git a/fs/jffs2/xattr.c b/fs/jffs2/xattr.c index 78fc08893a6..e48665984cb 100644 --- a/fs/jffs2/xattr.c +++ b/fs/jffs2/xattr.c @@ -754,6 +754,10 @@ void jffs2_clear_xattr_subsystem(struct jffs2_sb_info *c) list_del(&xd->xindex); jffs2_free_xattr_datum(xd); } + list_for_each_entry_safe(xd, _xd, &c->xattr_unchecked, xindex) { + list_del(&xd->xindex); + jffs2_free_xattr_datum(xd); + } } #define XREF_TMPHASH_SIZE (128) @@ -825,7 +829,7 @@ void jffs2_build_xattr_subsystem(struct jffs2_sb_info *c) ref->xd and ref->ic are not valid yet. */ xd = jffs2_find_xattr_datum(c, ref->xid); ic = jffs2_get_ino_cache(c, ref->ino); - if (!xd || !ic) { + if (!xd || !ic || !ic->nlink) { dbg_xattr("xref(ino=%u, xid=%u, xseqno=%u) is orphan.\n", ref->ino, ref->xid, ref->xseqno); ref->xseqno |= XREF_DELETE_MARKER; diff --git a/fs/nfs/direct.c b/fs/nfs/direct.c index 345aa5c0f38..00eee87510f 100644 --- a/fs/nfs/direct.c +++ b/fs/nfs/direct.c @@ -122,19 +122,25 @@ ssize_t nfs_direct_IO(int rw, struct kiocb *iocb, const struct iovec *iov, loff_ return -EINVAL; } -static void nfs_direct_dirty_pages(struct page **pages, int npages) +static void nfs_direct_dirty_pages(struct page **pages, unsigned int pgbase, size_t count) { - int i; + unsigned int npages; + unsigned int i; + + if (count == 0) + return; + pages += (pgbase >> PAGE_SHIFT); + npages = (count + (pgbase & ~PAGE_MASK) + PAGE_SIZE - 1) >> PAGE_SHIFT; for (i = 0; i < npages; i++) { struct page *page = pages[i]; if (!PageCompound(page)) - set_page_dirty_lock(page); + set_page_dirty(page); } } -static void nfs_direct_release_pages(struct page **pages, int npages) +static void nfs_direct_release_pages(struct page **pages, unsigned int npages) { - int i; + unsigned int i; for (i = 0; i < npages; i++) page_cache_release(pages[i]); } @@ -162,7 +168,7 @@ static inline struct nfs_direct_req *nfs_direct_req_alloc(void) return dreq; } -static void nfs_direct_req_release(struct kref *kref) +static void nfs_direct_req_free(struct kref *kref) { struct nfs_direct_req *dreq = container_of(kref, struct nfs_direct_req, kref); @@ -171,6 +177,11 @@ static void nfs_direct_req_release(struct kref *kref) kmem_cache_free(nfs_direct_cachep, dreq); } +static void nfs_direct_req_release(struct nfs_direct_req *dreq) +{ + kref_put(&dreq->kref, nfs_direct_req_free); +} + /* * Collects and returns the final error value/byte-count. */ @@ -190,7 +201,6 @@ static ssize_t nfs_direct_wait(struct nfs_direct_req *dreq) result = dreq->count; out: - kref_put(&dreq->kref, nfs_direct_req_release); return (ssize_t) result; } @@ -208,7 +218,7 @@ static void nfs_direct_complete(struct nfs_direct_req *dreq) } complete_all(&dreq->completion); - kref_put(&dreq->kref, nfs_direct_req_release); + nfs_direct_req_release(dreq); } /* @@ -224,17 +234,18 @@ static void nfs_direct_read_result(struct rpc_task *task, void *calldata) if (nfs_readpage_result(task, data) != 0) return; - nfs_direct_dirty_pages(data->pagevec, data->npages); - nfs_direct_release_pages(data->pagevec, data->npages); - spin_lock(&dreq->lock); - - if (likely(task->tk_status >= 0)) - dreq->count += data->res.count; - else + if (unlikely(task->tk_status < 0)) { dreq->error = task->tk_status; - - spin_unlock(&dreq->lock); + spin_unlock(&dreq->lock); + } else { + dreq->count += data->res.count; + spin_unlock(&dreq->lock); + nfs_direct_dirty_pages(data->pagevec, + data->args.pgbase, + data->res.count); + } + nfs_direct_release_pages(data->pagevec, data->npages); if (put_dreq(dreq)) nfs_direct_complete(dreq); @@ -279,9 +290,12 @@ static ssize_t nfs_direct_read_schedule(struct nfs_direct_req *dreq, unsigned lo result = get_user_pages(current, current->mm, user_addr, data->npages, 1, 0, data->pagevec, NULL); up_read(¤t->mm->mmap_sem); - if (unlikely(result < data->npages)) { - if (result > 0) - nfs_direct_release_pages(data->pagevec, result); + if (result < 0) { + nfs_readdata_release(data); + break; + } + if ((unsigned)result < data->npages) { + nfs_direct_release_pages(data->pagevec, result); nfs_readdata_release(data); break; } @@ -359,6 +373,7 @@ static ssize_t nfs_direct_read(struct kiocb *iocb, unsigned long user_addr, size if (!result) result = nfs_direct_wait(dreq); rpc_clnt_sigunmask(clnt, &oldset); + nfs_direct_req_release(dreq); return result; } @@ -610,9 +625,12 @@ static ssize_t nfs_direct_write_schedule(struct nfs_direct_req *dreq, unsigned l result = get_user_pages(current, current->mm, user_addr, data->npages, 0, 0, data->pagevec, NULL); up_read(¤t->mm->mmap_sem); - if (unlikely(result < data->npages)) { - if (result > 0) - nfs_direct_release_pages(data->pagevec, result); + if (result < 0) { + nfs_writedata_release(data); + break; + } + if ((unsigned)result < data->npages) { + nfs_direct_release_pages(data->pagevec, result); nfs_writedata_release(data); break; } @@ -703,6 +721,7 @@ static ssize_t nfs_direct_write(struct kiocb *iocb, unsigned long user_addr, siz if (!result) result = nfs_direct_wait(dreq); rpc_clnt_sigunmask(clnt, &oldset); + nfs_direct_req_release(dreq); return result; } diff --git a/fs/nfs/pagelist.c b/fs/nfs/pagelist.c index cbdd1c6aaa9..c5bb51a29e8 100644 --- a/fs/nfs/pagelist.c +++ b/fs/nfs/pagelist.c @@ -355,6 +355,26 @@ void nfs_pageio_complete(struct nfs_pageio_descriptor *desc) nfs_pageio_doio(desc); } +/** + * nfs_pageio_cond_complete - Conditional I/O completion + * @desc: pointer to io descriptor + * @index: page index + * + * It is important to ensure that processes don't try to take locks + * on non-contiguous ranges of pages as that might deadlock. This + * function should be called before attempting to wait on a locked + * nfs_page. It will complete the I/O if the page index 'index' + * is not contiguous with the existing list of pages in 'desc'. + */ +void nfs_pageio_cond_complete(struct nfs_pageio_descriptor *desc, pgoff_t index) +{ + if (!list_empty(&desc->pg_list)) { + struct nfs_page *prev = nfs_list_entry(desc->pg_list.prev); + if (index != prev->wb_index + 1) + nfs_pageio_doio(desc); + } +} + #define NFS_SCAN_MAXENTRIES 16 /** * nfs_scan_list - Scan a list for matching requests diff --git a/fs/nfs/write.c b/fs/nfs/write.c index b084c03ce49..af344a158e0 100644 --- a/fs/nfs/write.c +++ b/fs/nfs/write.c @@ -273,8 +273,6 @@ static int nfs_page_async_flush(struct nfs_pageio_descriptor *pgio, * request as dirty (in which case we don't care). */ spin_unlock(req_lock); - /* Prevent deadlock! */ - nfs_pageio_complete(pgio); ret = nfs_wait_on_request(req); nfs_release_request(req); if (ret != 0) @@ -321,6 +319,8 @@ static int nfs_writepage_locked(struct page *page, struct writeback_control *wbc pgio = &mypgio; } + nfs_pageio_cond_complete(pgio, page->index); + err = nfs_page_async_flush(pgio, page); if (err <= 0) goto out; @@ -329,6 +329,8 @@ static int nfs_writepage_locked(struct page *page, struct writeback_control *wbc if (!offset) goto out; + nfs_pageio_cond_complete(pgio, page->index); + ctx = nfs_find_open_context(inode, NULL, FMODE_WRITE); if (ctx == NULL) { err = -EBADF; diff --git a/fs/ntfs/inode.c b/fs/ntfs/inode.c index 074791ce4ab..b532a730cec 100644 --- a/fs/ntfs/inode.c +++ b/fs/ntfs/inode.c @@ -140,7 +140,7 @@ static int ntfs_init_locked_inode(struct inode *vi, ntfs_attr *na) if (!ni->name) return -ENOMEM; memcpy(ni->name, na->name, i); - ni->name[i] = 0; + ni->name[na->name_len] = 0; } return 0; } diff --git a/fs/ocfs2/aops.c b/fs/ocfs2/aops.c index 8e7cafb5fc6..a480b09c79b 100644 --- a/fs/ocfs2/aops.c +++ b/fs/ocfs2/aops.c @@ -222,7 +222,10 @@ static int ocfs2_readpage(struct file *file, struct page *page) goto out; } - down_read(&OCFS2_I(inode)->ip_alloc_sem); + if (down_read_trylock(&OCFS2_I(inode)->ip_alloc_sem) == 0) { + ret = AOP_TRUNCATED_PAGE; + goto out_meta_unlock; + } /* * i_size might have just been updated as we grabed the meta lock. We @@ -235,10 +238,7 @@ static int ocfs2_readpage(struct file *file, struct page *page) * XXX sys_readahead() seems to get that wrong? */ if (start >= i_size_read(inode)) { - char *addr = kmap(page); - memset(addr, 0, PAGE_SIZE); - flush_dcache_page(page); - kunmap(page); + zero_user_page(page, 0, PAGE_SIZE, KM_USER0); SetPageUptodate(page); ret = 0; goto out_alloc; @@ -258,6 +258,7 @@ static int ocfs2_readpage(struct file *file, struct page *page) ocfs2_data_unlock(inode, 0); out_alloc: up_read(&OCFS2_I(inode)->ip_alloc_sem); +out_meta_unlock: ocfs2_meta_unlock(inode, 0); out: if (unlock) @@ -797,6 +798,11 @@ int ocfs2_map_and_write_splice_data(struct inode *inode, } to = from + bytes; + BUG_ON(from > PAGE_CACHE_SIZE); + BUG_ON(to > PAGE_CACHE_SIZE); + BUG_ON(from < cluster_start); + BUG_ON(to > cluster_end); + if (wc->w_this_page_new) ret = ocfs2_map_page_blocks(wc->w_this_page, p_blkno, inode, cluster_start, cluster_end, 1); @@ -808,11 +814,6 @@ int ocfs2_map_and_write_splice_data(struct inode *inode, goto out; } - BUG_ON(from > PAGE_CACHE_SIZE); - BUG_ON(to > PAGE_CACHE_SIZE); - BUG_ON(from > osb->s_clustersize); - BUG_ON(to > osb->s_clustersize); - src = buf->ops->map(sp->s_pipe, buf, 1); dst = kmap_atomic(wc->w_this_page, KM_USER1); memcpy(dst + from, src + src_from, bytes); @@ -889,6 +890,11 @@ int ocfs2_map_and_write_user_data(struct inode *inode, to = from + bytes; + BUG_ON(from > PAGE_CACHE_SIZE); + BUG_ON(to > PAGE_CACHE_SIZE); + BUG_ON(from < cluster_start); + BUG_ON(to > cluster_end); + if (wc->w_this_page_new) ret = ocfs2_map_page_blocks(wc->w_this_page, p_blkno, inode, cluster_start, cluster_end, 1); @@ -900,11 +906,6 @@ int ocfs2_map_and_write_user_data(struct inode *inode, goto out; } - BUG_ON(from > PAGE_CACHE_SIZE); - BUG_ON(to > PAGE_CACHE_SIZE); - BUG_ON(from > osb->s_clustersize); - BUG_ON(to > osb->s_clustersize); - dst = kmap(wc->w_this_page); memcpy(dst + from, bp->b_src_buf + src_from, bytes); kunmap(wc->w_this_page); diff --git a/fs/ocfs2/cluster/masklog.c b/fs/ocfs2/cluster/masklog.c index a93620ce4ac..2b205f5d579 100644 --- a/fs/ocfs2/cluster/masklog.c +++ b/fs/ocfs2/cluster/masklog.c @@ -144,8 +144,7 @@ static struct kobj_type mlog_ktype = { }; static struct kset mlog_kset = { - .kobj = {.name = "logmask"}, - .ktype = &mlog_ktype + .kobj = {.name = "logmask", .ktype = &mlog_ktype}, }; int mlog_sys_init(struct kset *o2cb_subsys) diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c index 9395b4fa547..ac6c96431bb 100644 --- a/fs/ocfs2/file.c +++ b/fs/ocfs2/file.c @@ -326,6 +326,7 @@ static int ocfs2_truncate_file(struct inode *inode, (unsigned long long)OCFS2_I(inode)->ip_blkno, (unsigned long long)new_i_size); + unmap_mapping_range(inode->i_mapping, new_i_size + PAGE_SIZE - 1, 0, 1); truncate_inode_pages(inode->i_mapping, new_i_size); fe = (struct ocfs2_dinode *) di_bh->b_data; @@ -1418,36 +1419,6 @@ out: return total ? total : ret; } -static int ocfs2_check_iovec(const struct iovec *iov, size_t *counted, - unsigned long *nr_segs) -{ - size_t ocount; /* original count */ - unsigned long seg; - - ocount = 0; - for (seg = 0; seg < *nr_segs; seg++) { - const struct iovec *iv = &iov[seg]; - - /* - * If any segment has a negative length, or the cumulative - * length ever wraps negative then return -EINVAL. - */ - ocount += iv->iov_len; - if (unlikely((ssize_t)(ocount|iv->iov_len) < 0)) - return -EINVAL; - if (access_ok(VERIFY_READ, iv->iov_base, iv->iov_len)) - continue; - if (seg == 0) - return -EFAULT; - *nr_segs = seg; - ocount -= iv->iov_len; /* This segment is no good */ - break; - } - - *counted = ocount; - return 0; -} - static ssize_t ocfs2_file_aio_write(struct kiocb *iocb, const struct iovec *iov, unsigned long nr_segs, @@ -1470,7 +1441,7 @@ static ssize_t ocfs2_file_aio_write(struct kiocb *iocb, if (iocb->ki_left == 0) return 0; - ret = ocfs2_check_iovec(iov, &ocount, &nr_segs); + ret = generic_segment_checks(iov, &nr_segs, &ocount, VERIFY_READ); if (ret) return ret; diff --git a/fs/ocfs2/localalloc.c b/fs/ocfs2/localalloc.c index 4dedd978910..545f7892cdf 100644 --- a/fs/ocfs2/localalloc.c +++ b/fs/ocfs2/localalloc.c @@ -471,9 +471,6 @@ int ocfs2_reserve_local_alloc_bits(struct ocfs2_super *osb, mutex_lock(&local_alloc_inode->i_mutex); - ac->ac_inode = local_alloc_inode; - ac->ac_which = OCFS2_AC_USE_LOCAL; - if (osb->local_alloc_state != OCFS2_LA_ENABLED) { status = -ENOSPC; goto bail; @@ -511,10 +508,14 @@ int ocfs2_reserve_local_alloc_bits(struct ocfs2_super *osb, } } + ac->ac_inode = local_alloc_inode; + ac->ac_which = OCFS2_AC_USE_LOCAL; get_bh(osb->local_alloc_bh); ac->ac_bh = osb->local_alloc_bh; status = 0; bail: + if (status < 0 && local_alloc_inode) + iput(local_alloc_inode); mlog_exit(status); return status; diff --git a/fs/ramfs/file-nommu.c b/fs/ramfs/file-nommu.c index 3b481d557ed..5d258c40a2f 100644 --- a/fs/ramfs/file-nommu.c +++ b/fs/ramfs/file-nommu.c @@ -179,7 +179,7 @@ static int ramfs_nommu_resize(struct inode *inode, loff_t newsize, loff_t size) return ret; } - ret = vmtruncate(inode, size); + ret = vmtruncate(inode, newsize); return ret; } @@ -195,6 +195,11 @@ static int ramfs_nommu_setattr(struct dentry *dentry, struct iattr *ia) unsigned int old_ia_valid = ia->ia_valid; int ret = 0; + /* POSIX UID/GID verification for setting inode attributes */ + ret = inode_change_ok(inode, ia); + if (ret) + return ret; + /* by providing our own setattr() method, we skip this quotaism */ if ((old_ia_valid & ATTR_UID && ia->ia_uid != inode->i_uid) || (old_ia_valid & ATTR_GID && ia->ia_gid != inode->i_gid)) diff --git a/fs/reiserfs/dir.c b/fs/reiserfs/dir.c index 9c23fee3bae..ffbfc2caaf2 100644 --- a/fs/reiserfs/dir.c +++ b/fs/reiserfs/dir.c @@ -10,7 +10,7 @@ #include <linux/buffer_head.h> #include <asm/uaccess.h> -extern struct reiserfs_key MIN_KEY; +extern const struct reiserfs_key MIN_KEY; static int reiserfs_readdir(struct file *, void *, filldir_t); static int reiserfs_dir_fsync(struct file *filp, struct dentry *dentry, diff --git a/fs/signalfd.c b/fs/signalfd.c index 7cfeab412b4..f1da89203a9 100644 --- a/fs/signalfd.c +++ b/fs/signalfd.c @@ -11,6 +11,8 @@ * Now using anonymous inode source. * Thanks to Oleg Nesterov for useful code review and suggestions. * More comments and suggestions from Arnd Bergmann. + * Sat May 19, 2007: Davi E. M. Arnaut <davi@haxent.com.br> + * Retrieve multiple signals with one read() call */ #include <linux/file.h> @@ -206,6 +208,59 @@ static int signalfd_copyinfo(struct signalfd_siginfo __user *uinfo, return err ? -EFAULT: sizeof(*uinfo); } +static ssize_t signalfd_dequeue(struct signalfd_ctx *ctx, siginfo_t *info, + int nonblock) +{ + ssize_t ret; + struct signalfd_lockctx lk; + DECLARE_WAITQUEUE(wait, current); + + if (!signalfd_lock(ctx, &lk)) + return 0; + + ret = dequeue_signal(lk.tsk, &ctx->sigmask, info); + switch (ret) { + case 0: + if (!nonblock) + break; + ret = -EAGAIN; + default: + signalfd_unlock(&lk); + return ret; + } + + add_wait_queue(&ctx->wqh, &wait); + for (;;) { + set_current_state(TASK_INTERRUPTIBLE); + ret = dequeue_signal(lk.tsk, &ctx->sigmask, info); + signalfd_unlock(&lk); + if (ret != 0) + break; + if (signal_pending(current)) { + ret = -ERESTARTSYS; + break; + } + schedule(); + ret = signalfd_lock(ctx, &lk); + if (unlikely(!ret)) { + /* + * Let the caller read zero byte, ala socket + * recv() when the peer disconnect. This test + * must be done before doing a dequeue_signal(), + * because if the sighand has been orphaned, + * the dequeue_signal() call is going to crash + * because ->sighand will be long gone. + */ + break; + } + } + + remove_wait_queue(&ctx->wqh, &wait); + __set_current_state(TASK_RUNNING); + + return ret; +} + /* * Returns either the size of a "struct signalfd_siginfo", or zero if the * sighand we are attached to, has been orphaned. The "count" parameter @@ -215,55 +270,30 @@ static ssize_t signalfd_read(struct file *file, char __user *buf, size_t count, loff_t *ppos) { struct signalfd_ctx *ctx = file->private_data; - ssize_t res = 0; - int locked, signo; + struct signalfd_siginfo __user *siginfo; + int nonblock = file->f_flags & O_NONBLOCK; + ssize_t ret, total = 0; siginfo_t info; - struct signalfd_lockctx lk; - DECLARE_WAITQUEUE(wait, current); - if (count < sizeof(struct signalfd_siginfo)) + count /= sizeof(struct signalfd_siginfo); + if (!count) return -EINVAL; - locked = signalfd_lock(ctx, &lk); - if (!locked) - return 0; - res = -EAGAIN; - signo = dequeue_signal(lk.tsk, &ctx->sigmask, &info); - if (signo == 0 && !(file->f_flags & O_NONBLOCK)) { - add_wait_queue(&ctx->wqh, &wait); - for (;;) { - set_current_state(TASK_INTERRUPTIBLE); - signo = dequeue_signal(lk.tsk, &ctx->sigmask, &info); - if (signo != 0) - break; - if (signal_pending(current)) { - res = -ERESTARTSYS; - break; - } - signalfd_unlock(&lk); - schedule(); - locked = signalfd_lock(ctx, &lk); - if (unlikely(!locked)) { - /* - * Let the caller read zero byte, ala socket - * recv() when the peer disconnect. This test - * must be done before doing a dequeue_signal(), - * because if the sighand has been orphaned, - * the dequeue_signal() call is going to crash. - */ - res = 0; - break; - } - } - remove_wait_queue(&ctx->wqh, &wait); - __set_current_state(TASK_RUNNING); - } - if (likely(locked)) - signalfd_unlock(&lk); - if (likely(signo)) - res = signalfd_copyinfo((struct signalfd_siginfo __user *) buf, - &info); - return res; + siginfo = (struct signalfd_siginfo __user *) buf; + + do { + ret = signalfd_dequeue(ctx, &info, nonblock); + if (unlikely(ret <= 0)) + break; + ret = signalfd_copyinfo(siginfo, &info); + if (ret < 0) + break; + siginfo++; + total += ret; + nonblock = 1; + } while (--count); + + return total ? total : ret; } static const struct file_operations signalfd_fops = { diff --git a/fs/splice.c b/fs/splice.c index 12f28281d2b..cb211360273 100644 --- a/fs/splice.c +++ b/fs/splice.c @@ -272,7 +272,6 @@ __generic_file_splice_read(struct file *in, loff_t *ppos, struct page *page; pgoff_t index, end_index; loff_t isize; - size_t total_len; int error, page_nr; struct splice_pipe_desc spd = { .pages = pages, @@ -298,7 +297,6 @@ __generic_file_splice_read(struct file *in, loff_t *ppos, * Now fill in the holes: */ error = 0; - total_len = 0; /* * Lookup the (hopefully) full range of pages we need. @@ -415,43 +413,47 @@ __generic_file_splice_read(struct file *in, loff_t *ppos, break; } + } +fill_it: + /* + * i_size must be checked after PageUptodate. + */ + isize = i_size_read(mapping->host); + end_index = (isize - 1) >> PAGE_CACHE_SHIFT; + if (unlikely(!isize || index > end_index)) + break; + + /* + * if this is the last page, see if we need to shrink + * the length and stop + */ + if (end_index == index) { + unsigned int plen; /* - * i_size must be checked after ->readpage(). + * max good bytes in this page */ - isize = i_size_read(mapping->host); - end_index = (isize - 1) >> PAGE_CACHE_SHIFT; - if (unlikely(!isize || index > end_index)) + plen = ((isize - 1) & ~PAGE_CACHE_MASK) + 1; + if (plen <= loff) break; /* - * if this is the last page, see if we need to shrink - * the length and stop + * force quit after adding this page */ - if (end_index == index) { - loff = PAGE_CACHE_SIZE - (isize & ~PAGE_CACHE_MASK); - if (total_len + loff > isize) - break; - /* - * force quit after adding this page - */ - len = this_len; - this_len = min(this_len, loff); - loff = 0; - } + this_len = min(this_len, plen - loff); + len = this_len; } -fill_it: + partial[page_nr].offset = loff; partial[page_nr].len = this_len; len -= this_len; - total_len += this_len; loff = 0; spd.nr_pages++; index++; } /* - * Release any pages at the end, if we quit early. 'i' is how far + * Release any pages at the end, if we quit early. 'page_nr' is how far * we got, 'nr_pages' is how many pages are in the map. */ while (page_nr < nr_pages) @@ -478,10 +480,18 @@ ssize_t generic_file_splice_read(struct file *in, loff_t *ppos, { ssize_t spliced; int ret; + loff_t isize, left; + + isize = i_size_read(in->f_mapping->host); + if (unlikely(*ppos >= isize)) + return 0; + + left = isize - *ppos; + if (unlikely(left < len)) + len = left; ret = 0; spliced = 0; - while (len) { ret = __generic_file_splice_read(in, ppos, pipe, len, flags); @@ -644,7 +654,6 @@ find_page: * accessed, we are now done! */ mark_page_accessed(page); - balance_dirty_pages_ratelimited(mapping); out: page_cache_release(page); unlock_page(page); @@ -815,6 +824,7 @@ generic_file_splice_write_nolock(struct pipe_inode_info *pipe, struct file *out, if (err) ret = err; } + balance_dirty_pages_ratelimited(mapping); } return ret; @@ -868,6 +878,7 @@ generic_file_splice_write(struct pipe_inode_info *pipe, struct file *out, if (err) ret = err; } + balance_dirty_pages_ratelimited(mapping); } return ret; @@ -922,7 +933,6 @@ static long do_splice_to(struct file *in, loff_t *ppos, struct pipe_inode_info *pipe, size_t len, unsigned int flags) { - loff_t isize, left; int ret; if (unlikely(!in->f_op || !in->f_op->splice_read)) @@ -935,14 +945,6 @@ static long do_splice_to(struct file *in, loff_t *ppos, if (unlikely(ret < 0)) return ret; - isize = i_size_read(in->f_mapping->host); - if (unlikely(*ppos >= isize)) - return 0; - - left = isize - *ppos; - if (unlikely(left < len)) - len = left; - return in->f_op->splice_read(in, ppos, pipe, len, flags); } @@ -1058,8 +1060,6 @@ out_release: return ret; } -EXPORT_SYMBOL(do_splice_direct); - /* * After the inode slimming patch, i_pipe/i_bdev/i_cdev share the same * location, so checking ->i_pipe is not enough to verify that this is a diff --git a/fs/sysfs/dir.c b/fs/sysfs/dir.c index 85a668680f8..c4342a01997 100644 --- a/fs/sysfs/dir.c +++ b/fs/sysfs/dir.c @@ -13,14 +13,26 @@ #include "sysfs.h" DECLARE_RWSEM(sysfs_rename_sem); +spinlock_t sysfs_lock = SPIN_LOCK_UNLOCKED; static void sysfs_d_iput(struct dentry * dentry, struct inode * inode) { struct sysfs_dirent * sd = dentry->d_fsdata; if (sd) { - BUG_ON(sd->s_dentry != dentry); - sd->s_dentry = NULL; + /* sd->s_dentry is protected with sysfs_lock. This + * allows sysfs_drop_dentry() to dereference it. + */ + spin_lock(&sysfs_lock); + + /* The dentry might have been deleted or another + * lookup could have happened updating sd->s_dentry to + * point the new dentry. Ignore if it isn't pointing + * to this dentry. + */ + if (sd->s_dentry == dentry) + sd->s_dentry = NULL; + spin_unlock(&sysfs_lock); sysfs_put(sd); } iput(inode); @@ -30,6 +42,14 @@ static struct dentry_operations sysfs_dentry_ops = { .d_iput = sysfs_d_iput, }; +static unsigned int sysfs_inode_counter; +ino_t sysfs_get_inum(void) +{ + if (unlikely(sysfs_inode_counter < 3)) + sysfs_inode_counter = 3; + return sysfs_inode_counter++; +} + /* * Allocates a new sysfs_dirent and links it to the parent sysfs_dirent */ @@ -41,6 +61,7 @@ static struct sysfs_dirent * __sysfs_new_dirent(void * element) if (!sd) return NULL; + sd->s_ino = sysfs_get_inum(); atomic_set(&sd->s_count, 1); atomic_set(&sd->s_event, 1); INIT_LIST_HEAD(&sd->s_children); @@ -238,7 +259,10 @@ static int sysfs_attach_attr(struct sysfs_dirent * sd, struct dentry * dentry) } dentry->d_fsdata = sysfs_get(sd); + /* protect sd->s_dentry against sysfs_d_iput */ + spin_lock(&sysfs_lock); sd->s_dentry = dentry; + spin_unlock(&sysfs_lock); error = sysfs_create(dentry, (attr->mode & S_IALLUGO) | S_IFREG, init); if (error) { sysfs_put(sd); @@ -260,7 +284,10 @@ static int sysfs_attach_link(struct sysfs_dirent * sd, struct dentry * dentry) int err = 0; dentry->d_fsdata = sysfs_get(sd); + /* protect sd->s_dentry against sysfs_d_iput */ + spin_lock(&sysfs_lock); sd->s_dentry = dentry; + spin_unlock(&sysfs_lock); err = sysfs_create(dentry, S_IFLNK|S_IRWXUGO, init_symlink); if (!err) { dentry->d_op = &sysfs_dentry_ops; @@ -509,7 +536,7 @@ static int sysfs_readdir(struct file * filp, void * dirent, filldir_t filldir) switch (i) { case 0: - ino = dentry->d_inode->i_ino; + ino = parent_sd->s_ino; if (filldir(dirent, ".", 1, i, ino, DT_DIR) < 0) break; filp->f_pos++; @@ -538,10 +565,7 @@ static int sysfs_readdir(struct file * filp, void * dirent, filldir_t filldir) name = sysfs_get_name(next); len = strlen(name); - if (next->s_dentry) - ino = next->s_dentry->d_inode->i_ino; - else - ino = iunique(sysfs_sb, 2); + ino = next->s_ino; if (filldir(dirent, name, len, filp->f_pos, ino, dt_type(next)) < 0) diff --git a/fs/sysfs/inode.c b/fs/sysfs/inode.c index bdd30e74de6..5266eec15f6 100644 --- a/fs/sysfs/inode.c +++ b/fs/sysfs/inode.c @@ -141,6 +141,7 @@ struct inode * sysfs_new_inode(mode_t mode, struct sysfs_dirent * sd) inode->i_mapping->a_ops = &sysfs_aops; inode->i_mapping->backing_dev_info = &sysfs_backing_dev_info; inode->i_op = &sysfs_inode_operations; + inode->i_ino = sd->s_ino; lockdep_set_class(&inode->i_mutex, &sysfs_inode_imutex_key); if (sd->s_iattr) { @@ -245,13 +246,27 @@ static inline void orphan_all_buffers(struct inode *node) */ void sysfs_drop_dentry(struct sysfs_dirent * sd, struct dentry * parent) { - struct dentry * dentry = sd->s_dentry; + struct dentry *dentry = NULL; struct inode *inode; + /* We're not holding a reference to ->s_dentry dentry but the + * field will stay valid as long as sysfs_lock is held. + */ + spin_lock(&sysfs_lock); + spin_lock(&dcache_lock); + + /* dget dentry if it's still alive */ + if (sd->s_dentry && sd->s_dentry->d_inode) + dentry = dget_locked(sd->s_dentry); + + spin_unlock(&dcache_lock); + spin_unlock(&sysfs_lock); + + /* drop dentry */ if (dentry) { spin_lock(&dcache_lock); spin_lock(&dentry->d_lock); - if (!(d_unhashed(dentry) && dentry->d_inode)) { + if (!d_unhashed(dentry) && dentry->d_inode) { inode = dentry->d_inode; spin_lock(&inode->i_lock); __iget(inode); @@ -267,6 +282,8 @@ void sysfs_drop_dentry(struct sysfs_dirent * sd, struct dentry * parent) spin_unlock(&dentry->d_lock); spin_unlock(&dcache_lock); } + + dput(dentry); } } diff --git a/fs/sysfs/mount.c b/fs/sysfs/mount.c index 23a48a38e6a..00ab9125d39 100644 --- a/fs/sysfs/mount.c +++ b/fs/sysfs/mount.c @@ -33,6 +33,7 @@ static struct sysfs_dirent sysfs_root = { .s_element = NULL, .s_type = SYSFS_ROOT, .s_iattr = NULL, + .s_ino = 1, }; static void sysfs_clear_inode(struct inode *inode) diff --git a/fs/sysfs/sysfs.h b/fs/sysfs/sysfs.h index a77c57e5a6d..502c949c402 100644 --- a/fs/sysfs/sysfs.h +++ b/fs/sysfs/sysfs.h @@ -5,6 +5,7 @@ struct sysfs_dirent { void * s_element; int s_type; umode_t s_mode; + ino_t s_ino; struct dentry * s_dentry; struct iattr * s_iattr; atomic_t s_event; @@ -32,6 +33,7 @@ extern const unsigned char * sysfs_get_name(struct sysfs_dirent *sd); extern void sysfs_drop_dentry(struct sysfs_dirent *sd, struct dentry *parent); extern int sysfs_setattr(struct dentry *dentry, struct iattr *iattr); +extern spinlock_t sysfs_lock; extern struct rw_semaphore sysfs_rename_sem; extern struct super_block * sysfs_sb; extern const struct file_operations sysfs_dir_operations; diff --git a/fs/udf/inode.c b/fs/udf/inode.c index c8461551e10..1f0129405cf 100644 --- a/fs/udf/inode.c +++ b/fs/udf/inode.c @@ -460,8 +460,8 @@ static struct buffer_head * inode_getblk(struct inode * inode, sector_t block, kernel_long_ad laarr[EXTENT_MERGE_SIZE]; struct extent_position prev_epos, cur_epos, next_epos; int count = 0, startnum = 0, endnum = 0; - uint32_t elen = 0; - kernel_lb_addr eloc; + uint32_t elen = 0, tmpelen; + kernel_lb_addr eloc, tmpeloc; int c = 1; loff_t lbcount = 0, b_off = 0; uint32_t newblocknum, newblock; @@ -520,8 +520,12 @@ static struct buffer_head * inode_getblk(struct inode * inode, sector_t block, b_off -= lbcount; offset = b_off >> inode->i_sb->s_blocksize_bits; - /* Move into indirect extent if we are at a pointer to it */ - udf_next_aext(inode, &prev_epos, &eloc, &elen, 0); + /* + * Move prev_epos and cur_epos into indirect extent if we are at + * the pointer to it + */ + udf_next_aext(inode, &prev_epos, &tmpeloc, &tmpelen, 0); + udf_next_aext(inode, &cur_epos, &tmpeloc, &tmpelen, 0); /* if the extent is allocated and recorded, return the block if the extent is not a multiple of the blocksize, round up */ diff --git a/fs/udf/super.c b/fs/udf/super.c index 3a743d854c1..6658afb41cc 100644 --- a/fs/udf/super.c +++ b/fs/udf/super.c @@ -1351,7 +1351,7 @@ udf_load_partition(struct super_block *sb, kernel_lb_addr *fileset) for (i=0; i<UDF_SB_NUMPARTS(sb); i++) { - switch UDF_SB_PARTTYPE(sb, i) + switch (UDF_SB_PARTTYPE(sb, i)) { case UDF_VIRTUAL_MAP15: case UDF_VIRTUAL_MAP20: diff --git a/fs/xfs/linux-2.6/xfs_aops.c b/fs/xfs/linux-2.6/xfs_aops.c index 4475588e973..7361861e3aa 100644 --- a/fs/xfs/linux-2.6/xfs_aops.c +++ b/fs/xfs/linux-2.6/xfs_aops.c @@ -701,7 +701,7 @@ xfs_is_delayed_page( else if (buffer_delay(bh)) acceptable = (type == IOMAP_DELAY); else if (buffer_dirty(bh) && buffer_mapped(bh)) - acceptable = (type == 0); + acceptable = (type == IOMAP_NEW); else break; } while ((bh = bh->b_this_page) != head); @@ -810,7 +810,7 @@ xfs_convert_page( page_dirty--; count++; } else { - type = 0; + type = IOMAP_NEW; if (buffer_mapped(bh) && all_bh && startio) { lock_buffer(bh); xfs_add_to_ioend(inode, bh, offset, @@ -968,8 +968,8 @@ xfs_page_state_convert( bh = head = page_buffers(page); offset = page_offset(page); - flags = -1; - type = IOMAP_READ; + flags = BMAPI_READ; + type = IOMAP_NEW; /* TODO: cleanup count and page_dirty */ @@ -999,14 +999,14 @@ xfs_page_state_convert( * * Third case, an unmapped buffer was found, and we are * in a path where we need to write the whole page out. - */ + */ if (buffer_unwritten(bh) || buffer_delay(bh) || ((buffer_uptodate(bh) || PageUptodate(page)) && !buffer_mapped(bh) && (unmapped || startio))) { - /* + /* * Make sure we don't use a read-only iomap */ - if (flags == BMAPI_READ) + if (flags == BMAPI_READ) iomap_valid = 0; if (buffer_unwritten(bh)) { @@ -1055,7 +1055,7 @@ xfs_page_state_convert( * That means it must already have extents allocated * underneath it. Map the extent by reading it. */ - if (!iomap_valid || type != IOMAP_READ) { + if (!iomap_valid || flags != BMAPI_READ) { flags = BMAPI_READ; size = xfs_probe_cluster(inode, page, bh, head, 1); @@ -1066,7 +1066,15 @@ xfs_page_state_convert( iomap_valid = xfs_iomap_valid(&iomap, offset); } - type = IOMAP_READ; + /* + * We set the type to IOMAP_NEW in case we are doing a + * small write at EOF that is extending the file but + * without needing an allocation. We need to update the + * file size on I/O completion in this case so it is + * the same case as having just allocated a new extent + * that we are writing into for the first time. + */ + type = IOMAP_NEW; if (!test_and_set_bit(BH_Lock, &bh->b_state)) { ASSERT(buffer_mapped(bh)); if (iomap_valid) diff --git a/include/acpi/acpi_numa.h b/include/acpi/acpi_numa.h index b62cd36ff32..e2fcee2b340 100644 --- a/include/acpi/acpi_numa.h +++ b/include/acpi/acpi_numa.h @@ -13,7 +13,7 @@ extern int pxm_to_node(int); extern int node_to_pxm(int); -extern int __cpuinit acpi_map_pxm_to_node(int); +extern int acpi_map_pxm_to_node(int); extern void __cpuinit acpi_unmap_pxm_to_node(int); #endif /* CONFIG_ACPI_NUMA */ diff --git a/include/acpi/acpiosxf.h b/include/acpi/acpiosxf.h index 5e07db0d46e..ca882b8e7d1 100644 --- a/include/acpi/acpiosxf.h +++ b/include/acpi/acpiosxf.h @@ -78,7 +78,7 @@ struct acpi_signal_fatal_info { /* * OSL Initialization and shutdown primitives */ -acpi_status acpi_os_initialize(void); +acpi_status __initdata acpi_os_initialize(void); acpi_status acpi_os_terminate(void); @@ -236,6 +236,7 @@ acpi_os_derive_pci_id(acpi_handle rhandle, * Miscellaneous */ acpi_status acpi_os_validate_interface(char *interface); +acpi_status acpi_osi_invalidate(char* interface); acpi_status acpi_os_validate_address(u8 space_id, diff --git a/include/acpi/acpixf.h b/include/acpi/acpixf.h index e08f7df85a4..b5cca5daa34 100644 --- a/include/acpi/acpixf.h +++ b/include/acpi/acpixf.h @@ -55,7 +55,7 @@ acpi_status acpi_initialize_tables(struct acpi_table_desc *initial_storage, u32 initial_table_count, u8 allow_resize); -acpi_status acpi_initialize_subsystem(void); +acpi_status __init acpi_initialize_subsystem(void); acpi_status acpi_enable_subsystem(u32 flags); diff --git a/include/acpi/acutils.h b/include/acpi/acutils.h index 15a838862cd..a87ef1c8d46 100644 --- a/include/acpi/acutils.h +++ b/include/acpi/acutils.h @@ -390,6 +390,8 @@ void acpi_ut_delete_object_desc(union acpi_operand_object *object); u8 acpi_ut_valid_internal_object(void *object); +union acpi_operand_object *acpi_ut_create_package_object(u32 count); + union acpi_operand_object *acpi_ut_create_buffer_object(acpi_size buffer_size); union acpi_operand_object *acpi_ut_create_string_object(acpi_size string_size); diff --git a/include/asm-alpha/bitops.h b/include/asm-alpha/bitops.h index 4b6ef7f21b9..3a0cbeb03fa 100644 --- a/include/asm-alpha/bitops.h +++ b/include/asm-alpha/bitops.h @@ -313,32 +313,29 @@ static inline int ffs(int word) * fls: find last bit set. */ #if defined(CONFIG_ALPHA_EV6) && defined(CONFIG_ALPHA_EV67) -static inline int fls(int word) +static inline int fls64(unsigned long word) { - return 64 - __kernel_ctlz(word & 0xffffffff); + return 64 - __kernel_ctlz(word); } #else -#include <asm-generic/bitops/fls.h> -#endif -#include <asm-generic/bitops/fls64.h> +extern const unsigned char __flsm1_tab[256]; -/* Compute powers of two for the given integer. */ -static inline long floor_log2(unsigned long word) +static inline int fls64(unsigned long x) { -#if defined(CONFIG_ALPHA_EV6) && defined(CONFIG_ALPHA_EV67) - return 63 - __kernel_ctlz(word); -#else - long bit; - for (bit = -1; word ; bit++) - word >>= 1; - return bit; -#endif + unsigned long t, a, r; + + t = __kernel_cmpbge (x, 0x0101010101010101); + a = __flsm1_tab[t]; + t = __kernel_extbl (x, a); + r = a*8 + __flsm1_tab[t] + (x != 0); + + return r; } +#endif -static inline long ceil_log2(unsigned long word) +static inline int fls(int x) { - long bit = floor_log2(word); - return bit + (word > (1UL << bit)); + return fls64((unsigned int) x); } /* @@ -353,9 +350,20 @@ static inline unsigned long hweight64(unsigned long w) return __kernel_ctpop(w); } -#define hweight32(x) (unsigned int) hweight64((x) & 0xfffffffful) -#define hweight16(x) (unsigned int) hweight64((x) & 0xfffful) -#define hweight8(x) (unsigned int) hweight64((x) & 0xfful) +static inline unsigned int hweight32(unsigned int w) +{ + return hweight64(w); +} + +static inline unsigned int hweight16(unsigned int w) +{ + return hweight64(w & 0xffff); +} + +static inline unsigned int hweight8(unsigned int w) +{ + return hweight64(w & 0xff); +} #else #include <asm-generic/bitops/hweight.h> #endif diff --git a/include/asm-alpha/core_t2.h b/include/asm-alpha/core_t2.h index 457c34b6eb0..90e6b5d6c21 100644 --- a/include/asm-alpha/core_t2.h +++ b/include/asm-alpha/core_t2.h @@ -437,9 +437,15 @@ static inline void t2_outl(u32 b, unsigned long addr) static DEFINE_SPINLOCK(t2_hae_lock); +/* + * NOTE: take T2_DENSE_MEM off in each readX/writeX routine, since + * they may be called directly, rather than through the + * ioreadNN/iowriteNN routines. + */ + __EXTERN_INLINE u8 t2_readb(const volatile void __iomem *xaddr) { - unsigned long addr = (unsigned long) xaddr; + unsigned long addr = (unsigned long) xaddr - T2_DENSE_MEM; unsigned long result, msb; unsigned long flags; spin_lock_irqsave(&t2_hae_lock, flags); @@ -453,7 +459,7 @@ __EXTERN_INLINE u8 t2_readb(const volatile void __iomem *xaddr) __EXTERN_INLINE u16 t2_readw(const volatile void __iomem *xaddr) { - unsigned long addr = (unsigned long) xaddr; + unsigned long addr = (unsigned long) xaddr - T2_DENSE_MEM; unsigned long result, msb; unsigned long flags; spin_lock_irqsave(&t2_hae_lock, flags); @@ -471,7 +477,7 @@ __EXTERN_INLINE u16 t2_readw(const volatile void __iomem *xaddr) */ __EXTERN_INLINE u32 t2_readl(const volatile void __iomem *xaddr) { - unsigned long addr = (unsigned long) xaddr; + unsigned long addr = (unsigned long) xaddr - T2_DENSE_MEM; unsigned long result, msb; unsigned long flags; spin_lock_irqsave(&t2_hae_lock, flags); @@ -485,7 +491,7 @@ __EXTERN_INLINE u32 t2_readl(const volatile void __iomem *xaddr) __EXTERN_INLINE u64 t2_readq(const volatile void __iomem *xaddr) { - unsigned long addr = (unsigned long) xaddr; + unsigned long addr = (unsigned long) xaddr - T2_DENSE_MEM; unsigned long r0, r1, work, msb; unsigned long flags; spin_lock_irqsave(&t2_hae_lock, flags); @@ -501,7 +507,7 @@ __EXTERN_INLINE u64 t2_readq(const volatile void __iomem *xaddr) __EXTERN_INLINE void t2_writeb(u8 b, volatile void __iomem *xaddr) { - unsigned long addr = (unsigned long) xaddr; + unsigned long addr = (unsigned long) xaddr - T2_DENSE_MEM; unsigned long msb, w; unsigned long flags; spin_lock_irqsave(&t2_hae_lock, flags); @@ -515,7 +521,7 @@ __EXTERN_INLINE void t2_writeb(u8 b, volatile void __iomem *xaddr) __EXTERN_INLINE void t2_writew(u16 b, volatile void __iomem *xaddr) { - unsigned long addr = (unsigned long) xaddr; + unsigned long addr = (unsigned long) xaddr - T2_DENSE_MEM; unsigned long msb, w; unsigned long flags; spin_lock_irqsave(&t2_hae_lock, flags); @@ -533,7 +539,7 @@ __EXTERN_INLINE void t2_writew(u16 b, volatile void __iomem *xaddr) */ __EXTERN_INLINE void t2_writel(u32 b, volatile void __iomem *xaddr) { - unsigned long addr = (unsigned long) xaddr; + unsigned long addr = (unsigned long) xaddr - T2_DENSE_MEM; unsigned long msb; unsigned long flags; spin_lock_irqsave(&t2_hae_lock, flags); @@ -546,7 +552,7 @@ __EXTERN_INLINE void t2_writel(u32 b, volatile void __iomem *xaddr) __EXTERN_INLINE void t2_writeq(u64 b, volatile void __iomem *xaddr) { - unsigned long addr = (unsigned long) xaddr; + unsigned long addr = (unsigned long) xaddr - T2_DENSE_MEM; unsigned long msb, work; unsigned long flags; spin_lock_irqsave(&t2_hae_lock, flags); @@ -587,14 +593,14 @@ __EXTERN_INLINE int t2_is_mmio(const volatile void __iomem *addr) __EXTERN_INLINE unsigned int t2_ioread##NS(void __iomem *xaddr) \ { \ if (t2_is_mmio(xaddr)) \ - return t2_read##OS(xaddr - T2_DENSE_MEM); \ + return t2_read##OS(xaddr); \ else \ return t2_in##OS((unsigned long)xaddr - T2_IO); \ } \ __EXTERN_INLINE void t2_iowrite##NS(u##NS b, void __iomem *xaddr) \ { \ if (t2_is_mmio(xaddr)) \ - t2_write##OS(b, xaddr - T2_DENSE_MEM); \ + t2_write##OS(b, xaddr); \ else \ t2_out##OS(b, (unsigned long)xaddr - T2_IO); \ } diff --git a/include/asm-alpha/core_titan.h b/include/asm-alpha/core_titan.h index a64ccbff7d9..a17f6f33b68 100644 --- a/include/asm-alpha/core_titan.h +++ b/include/asm-alpha/core_titan.h @@ -380,12 +380,7 @@ struct el_PRIVATEER_envdata_mcheck { /* * Memory functions. all accesses are done through linear space. */ - -__EXTERN_INLINE void __iomem *titan_ioportmap(unsigned long addr) -{ - return (void __iomem *)(addr + TITAN_IO_BIAS); -} - +extern void __iomem *titan_ioportmap(unsigned long addr); extern void __iomem *titan_ioremap(unsigned long addr, unsigned long size); extern void titan_iounmap(volatile void __iomem *addr); diff --git a/include/asm-alpha/core_tsunami.h b/include/asm-alpha/core_tsunami.h index 44e635d2c57..58d4fe48742 100644 --- a/include/asm-alpha/core_tsunami.h +++ b/include/asm-alpha/core_tsunami.h @@ -2,6 +2,7 @@ #define __ALPHA_TSUNAMI__H__ #include <linux/types.h> +#include <linux/pci.h> #include <asm/compiler.h> /* @@ -302,18 +303,8 @@ struct el_TSUNAMI_sysdata_mcheck { /* * Memory functions. all accesses are done through linear space. */ - -__EXTERN_INLINE void __iomem *tsunami_ioportmap(unsigned long addr) -{ - return (void __iomem *)(addr + TSUNAMI_IO_BIAS); -} - -__EXTERN_INLINE void __iomem *tsunami_ioremap(unsigned long addr, - unsigned long size) -{ - return (void __iomem *)(addr + TSUNAMI_MEM_BIAS); -} - +extern void __iomem *tsunami_ioportmap(unsigned long addr); +extern void __iomem *tsunami_ioremap(unsigned long addr, unsigned long size); __EXTERN_INLINE int tsunami_is_ioaddr(unsigned long addr) { return addr >= TSUNAMI_BASE; diff --git a/include/asm-alpha/core_wildfire.h b/include/asm-alpha/core_wildfire.h index 12af803d445..cd562f544ba 100644 --- a/include/asm-alpha/core_wildfire.h +++ b/include/asm-alpha/core_wildfire.h @@ -295,7 +295,7 @@ __EXTERN_INLINE int wildfire_is_ioaddr(unsigned long addr) __EXTERN_INLINE int wildfire_is_mmio(const volatile void __iomem *xaddr) { - unsigned long addr = (unsigned long)addr; + unsigned long addr = (unsigned long)xaddr; return (addr & 0x100000000UL) == 0; } diff --git a/include/asm-alpha/thread_info.h b/include/asm-alpha/thread_info.h index f4defc2bd3f..48a22e3e6f3 100644 --- a/include/asm-alpha/thread_info.h +++ b/include/asm-alpha/thread_info.h @@ -76,12 +76,14 @@ register struct thread_info *__current_thread_info __asm__("$8"); #define TIF_UAC_NOFIX 7 #define TIF_UAC_SIGBUS 8 #define TIF_MEMDIE 9 +#define TIF_RESTORE_SIGMASK 10 /* restore signal mask in do_signal */ #define _TIF_SYSCALL_TRACE (1<<TIF_SYSCALL_TRACE) #define _TIF_NOTIFY_RESUME (1<<TIF_NOTIFY_RESUME) #define _TIF_SIGPENDING (1<<TIF_SIGPENDING) #define _TIF_NEED_RESCHED (1<<TIF_NEED_RESCHED) #define _TIF_POLLING_NRFLAG (1<<TIF_POLLING_NRFLAG) +#define _TIF_RESTORE_SIGMASK (1<<TIF_RESTORE_SIGMASK) /* Work to do on interrupt/exception return. */ #define _TIF_WORK_MASK (_TIF_NOTIFY_RESUME \ diff --git a/include/asm-alpha/unistd.h b/include/asm-alpha/unistd.h index e58a427012d..29bf2fdc91c 100644 --- a/include/asm-alpha/unistd.h +++ b/include/asm-alpha/unistd.h @@ -233,6 +233,20 @@ #define __NR_osf_memcntl 260 /* not implemented */ #define __NR_osf_fdatasync 261 /* not implemented */ +/* + * Ignore legacy syscalls that we don't use. + */ +#define __IGNORE_alarm +#define __IGNORE_creat +#define __IGNORE_getegid +#define __IGNORE_geteuid +#define __IGNORE_getgid +#define __IGNORE_getpid +#define __IGNORE_getppid +#define __IGNORE_getuid +#define __IGNORE_pause +#define __IGNORE_time +#define __IGNORE_utime /* * Linux-specific system calls begin at 300 @@ -387,10 +401,42 @@ #define __NR_inotify_init 444 #define __NR_inotify_add_watch 445 #define __NR_inotify_rm_watch 446 +#define __NR_fdatasync 447 +#define __NR_kexec_load 448 +#define __NR_migrate_pages 449 +#define __NR_openat 450 +#define __NR_mkdirat 451 +#define __NR_mknodat 452 +#define __NR_fchownat 453 +#define __NR_futimesat 454 +#define __NR_fstatat64 455 +#define __NR_unlinkat 456 +#define __NR_renameat 457 +#define __NR_linkat 458 +#define __NR_symlinkat 459 +#define __NR_readlinkat 460 +#define __NR_fchmodat 461 +#define __NR_faccessat 462 +#define __NR_pselect6 463 +#define __NR_ppoll 464 +#define __NR_unshare 465 +#define __NR_set_robust_list 466 +#define __NR_get_robust_list 467 +#define __NR_splice 468 +#define __NR_sync_file_range 469 +#define __NR_tee 470 +#define __NR_vmsplice 471 +#define __NR_move_pages 472 +#define __NR_getcpu 473 +#define __NR_epoll_pwait 474 +#define __NR_utimensat 475 +#define __NR_signalfd 476 +#define __NR_timerfd 477 +#define __NR_eventfd 478 #ifdef __KERNEL__ -#define NR_SYSCALLS 447 +#define NR_SYSCALLS 479 #define __ARCH_WANT_IPC_PARSE_VERSION #define __ARCH_WANT_OLD_READDIR diff --git a/include/asm-alpha/vga.h b/include/asm-alpha/vga.h index ed06f59b544..e8df1e7aae6 100644 --- a/include/asm-alpha/vga.h +++ b/include/asm-alpha/vga.h @@ -46,6 +46,37 @@ extern void scr_memcpyw(u16 *d, const u16 *s, unsigned int count); #define vga_readb(a) readb((u8 __iomem *)(a)) #define vga_writeb(v,a) writeb(v, (u8 __iomem *)(a)) +#ifdef CONFIG_VGA_HOSE +#include <linux/ioport.h> +#include <linux/pci.h> + +extern struct pci_controller *pci_vga_hose; + +# define __is_port_vga(a) \ + (((a) >= 0x3b0) && ((a) < 0x3e0) && \ + ((a) != 0x3b3) && ((a) != 0x3d3)) + +# define __is_mem_vga(a) \ + (((a) >= 0xa0000) && ((a) <= 0xc0000)) + +# define FIXUP_IOADDR_VGA(a) do { \ + if (pci_vga_hose && __is_port_vga(a)) \ + (a) += pci_vga_hose->io_space->start; \ + } while(0) + +# define FIXUP_MEMADDR_VGA(a) do { \ + if (pci_vga_hose && __is_mem_vga(a)) \ + (a) += pci_vga_hose->mem_space->start; \ + } while(0) + +#else /* CONFIG_VGA_HOSE */ +# define pci_vga_hose 0 +# define __is_port_vga(a) 0 +# define __is_mem_vga(a) 0 +# define FIXUP_IOADDR_VGA(a) +# define FIXUP_MEMADDR_VGA(a) +#endif /* CONFIG_VGA_HOSE */ + #define VGA_MAP_MEM(x,s) ((unsigned long) ioremap(x, s)) #endif diff --git a/include/asm-arm/arch-at91/at91_shdwc.h b/include/asm-arm/arch-at91/at91_shdwc.h index 795fcc26622..01b433de227 100644 --- a/include/asm-arm/arch-at91/at91_shdwc.h +++ b/include/asm-arm/arch-at91/at91_shdwc.h @@ -14,8 +14,8 @@ #define AT91_SHDWC_H #define AT91_SHDW_CR (AT91_SHDWC + 0x00) /* Shut Down Control Register */ -#define AT91_SHDW_SHDW (1 << 0) /* Processor Reset */ -#define AT91_SHDW_KEY (0xff << 24) /* KEY Password */ +#define AT91_SHDW_SHDW (1 << 0) /* Shut Down command */ +#define AT91_SHDW_KEY (0xa5 << 24) /* KEY Password */ #define AT91_SHDW_MR (AT91_SHDWC + 0x04) /* Shut Down Mode Register */ #define AT91_SHDW_WKMODE0 (3 << 0) /* Wake-up 0 Mode Selection */ diff --git a/include/asm-arm/arch-at91/at91_wdt.h b/include/asm-arm/arch-at91/at91_wdt.h index 7251a344c74..1014e9bf181 100644 --- a/include/asm-arm/arch-at91/at91_wdt.h +++ b/include/asm-arm/arch-at91/at91_wdt.h @@ -15,7 +15,7 @@ #define AT91_WDT_CR (AT91_WDT + 0x00) /* Watchdog Control Register */ #define AT91_WDT_WDRSTT (1 << 0) /* Restart */ -#define AT91_WDT_KEY (0xff << 24) /* KEY Password */ +#define AT91_WDT_KEY (0xa5 << 24) /* KEY Password */ #define AT91_WDT_MR (AT91_WDT + 0x04) /* Watchdog Mode Register */ #define AT91_WDT_WDV (0xfff << 0) /* Counter Value */ diff --git a/include/asm-arm/arch-ixp4xx/nas100d.h b/include/asm-arm/arch-ixp4xx/nas100d.h index 84467a5190d..131e0a1d0df 100644 --- a/include/asm-arm/arch-ixp4xx/nas100d.h +++ b/include/asm-arm/arch-ixp4xx/nas100d.h @@ -10,7 +10,7 @@ * based on ixdp425.h: * Copyright 2004 (c) MontaVista, Software, Inc. * - * This file is licensed under the terms of the GNU General Public + * This file is licensed under the terms of the GNU General Public * License version 2. This program is licensed "as is" without any * warranty of any kind, whether express or implied. */ @@ -36,31 +36,11 @@ #define NAS100D_PCI_INTD_PIN 8 #define NAS100D_PCI_INTE_PIN 7 -/* GPIO */ - -#define NAS100D_GPIO0 0 -#define NAS100D_GPIO1 1 -#define NAS100D_GPIO2 2 -#define NAS100D_GPIO3 3 -#define NAS100D_GPIO4 4 -#define NAS100D_GPIO5 5 -#define NAS100D_GPIO6 6 -#define NAS100D_GPIO7 7 -#define NAS100D_GPIO8 8 -#define NAS100D_GPIO9 9 -#define NAS100D_GPIO10 10 -#define NAS100D_GPIO11 11 -#define NAS100D_GPIO12 12 -#define NAS100D_GPIO13 13 -#define NAS100D_GPIO14 14 -#define NAS100D_GPIO15 15 - - /* Buttons */ -#define NAS100D_PB_GPIO NAS100D_GPIO14 -#define NAS100D_RB_GPIO NAS100D_GPIO4 -#define NAS100D_PO_GPIO NAS100D_GPIO12 /* power off */ +#define NAS100D_PB_GPIO 14 +#define NAS100D_RB_GPIO 4 +#define NAS100D_PO_GPIO 12 /* power off */ #define NAS100D_PB_IRQ IRQ_IXP4XX_GPIO14 #define NAS100D_RB_IRQ IRQ_IXP4XX_GPIO4 diff --git a/include/asm-arm/arch-ixp4xx/nslu2.h b/include/asm-arm/arch-ixp4xx/nslu2.h index 6b437f7c995..850fdc5b45d 100644 --- a/include/asm-arm/arch-ixp4xx/nslu2.h +++ b/include/asm-arm/arch-ixp4xx/nslu2.h @@ -9,7 +9,7 @@ * based on ixdp425.h: * Copyright 2004 (c) MontaVista, Software, Inc. * - * This file is licensed under the terms of the GNU General Public + * This file is licensed under the terms of the GNU General Public * License version 2. This program is licensed "as is" without any * warranty of any kind, whether express or implied. */ @@ -34,36 +34,14 @@ #define NSLU2_PCI_INTC_PIN 9 #define NSLU2_PCI_INTD_PIN 8 - /* NSLU2 Timer */ #define NSLU2_FREQ 66000000 -#define NSLU2_CLOCK_TICK_RATE (((NSLU2_FREQ / HZ & ~IXP4XX_OST_RELOAD_MASK) + 1) * HZ) -#define NSLU2_CLOCK_TICKS_PER_USEC ((NSLU2_CLOCK_TICK_RATE + USEC_PER_SEC/2) / USEC_PER_SEC) - -/* GPIO */ - -#define NSLU2_GPIO0 0 -#define NSLU2_GPIO1 1 -#define NSLU2_GPIO2 2 -#define NSLU2_GPIO3 3 -#define NSLU2_GPIO4 4 -#define NSLU2_GPIO5 5 -#define NSLU2_GPIO6 6 -#define NSLU2_GPIO7 7 -#define NSLU2_GPIO8 8 -#define NSLU2_GPIO9 9 -#define NSLU2_GPIO10 10 -#define NSLU2_GPIO11 11 -#define NSLU2_GPIO12 12 -#define NSLU2_GPIO13 13 -#define NSLU2_GPIO14 14 -#define NSLU2_GPIO15 15 /* Buttons */ -#define NSLU2_PB_GPIO NSLU2_GPIO5 -#define NSLU2_PO_GPIO NSLU2_GPIO8 /* power off */ -#define NSLU2_RB_GPIO NSLU2_GPIO12 +#define NSLU2_PB_GPIO 5 +#define NSLU2_PO_GPIO 8 /* power off */ +#define NSLU2_RB_GPIO 12 #define NSLU2_PB_IRQ IRQ_IXP4XX_GPIO5 #define NSLU2_RB_IRQ IRQ_IXP4XX_GPIO12 @@ -79,16 +57,16 @@ /* LEDs */ -#define NSLU2_LED_RED NSLU2_GPIO0 -#define NSLU2_LED_GRN NSLU2_GPIO1 +#define NSLU2_LED_RED_GPIO 0 +#define NSLU2_LED_GRN_GPIO 1 -#define NSLU2_LED_RED_BM (1L << NSLU2_LED_RED) -#define NSLU2_LED_GRN_BM (1L << NSLU2_LED_GRN) +#define NSLU2_LED_RED_BM (1L << NSLU2_LED_RED_GPIO) +#define NSLU2_LED_GRN_BM (1L << NSLU2_LED_GRN_GPIO) -#define NSLU2_LED_DISK1 NSLU2_GPIO3 -#define NSLU2_LED_DISK2 NSLU2_GPIO2 +#define NSLU2_LED_DISK1_GPIO 3 +#define NSLU2_LED_DISK2_GPIO 2 -#define NSLU2_LED_DISK1_BM (1L << NSLU2_GPIO2) -#define NSLU2_LED_DISK2_BM (1L << NSLU2_GPIO3) +#define NSLU2_LED_DISK1_BM (1L << NSLU2_LED_DISK1_GPIO) +#define NSLU2_LED_DISK2_BM (1L << NSLU2_LED_DISK2_GPIO) diff --git a/include/asm-arm/arch-ixp4xx/platform.h b/include/asm-arm/arch-ixp4xx/platform.h index ab194e5f665..2a44d3d6798 100644 --- a/include/asm-arm/arch-ixp4xx/platform.h +++ b/include/asm-arm/arch-ixp4xx/platform.h @@ -113,6 +113,7 @@ extern unsigned long ixp4xx_timer_freq; extern void ixp4xx_map_io(void); extern void ixp4xx_init_irq(void); extern void ixp4xx_sys_init(void); +extern void ixp4xx_timer_init(void); extern struct sys_timer ixp4xx_timer; extern void ixp4xx_pci_preinit(void); struct pci_sys_data; diff --git a/include/asm-arm/arch-pxa/gpio.h b/include/asm-arm/arch-pxa/gpio.h index aeba24347f8..9e99241f3ed 100644 --- a/include/asm-arm/arch-pxa/gpio.h +++ b/include/asm-arm/arch-pxa/gpio.h @@ -45,7 +45,8 @@ static inline int gpio_direction_input(unsigned gpio) static inline int gpio_direction_output(unsigned gpio, int value) { - return pxa_gpio_mode(gpio | GPIO_OUT | (value ? 0 : GPIO_DFLT_LOW)); + return pxa_gpio_mode(gpio | GPIO_OUT | + (value ? GPIO_DFLT_HIGH : GPIO_DFLT_LOW)); } static inline int __gpio_get_value(unsigned gpio) diff --git a/include/asm-arm/arch-s3c2410/anubis-cpld.h b/include/asm-arm/arch-s3c2410/anubis-cpld.h index dcebf6d6190..168b93fee52 100644 --- a/include/asm-arm/arch-s3c2410/anubis-cpld.h +++ b/include/asm-arm/arch-s3c2410/anubis-cpld.h @@ -18,4 +18,8 @@ #define ANUBIS_CTRL1_NANDSEL (0x3) +/* IDREG - revision */ + +#define ANUBIS_IDREG_REVMASK (0x7) + #endif /* __ASM_ARCH_ANUBISCPLD_H */ diff --git a/include/asm-arm/arch-s3c2410/anubis-map.h b/include/asm-arm/arch-s3c2410/anubis-map.h index ab076de4a0d..830d114261d 100644 --- a/include/asm-arm/arch-s3c2410/anubis-map.h +++ b/include/asm-arm/arch-s3c2410/anubis-map.h @@ -27,14 +27,8 @@ #define ANUBIS_VA_CTRL1 ANUBIS_IOADDR(0x00000000) /* 0x01800000 */ #define ANUBIS_PA_CTRL1 (ANUBIS_PA_CPLD) -#define ANUBIS_VA_CTRL2 ANUBIS_IOADDR(0x00100000) /* 0x01900000 */ -#define ANUBIS_PA_CTRL2 (ANUBIS_PA_CPLD) - -#define ANUBIS_VA_CTRL3 ANUBIS_IOADDR(0x00200000) /* 0x01A00000 */ -#define ANUBIS_PA_CTRL3 (ANUBIS_PA_CPLD) - -#define ANUBIS_VA_CTRL4 ANUBIS_IOADDR(0x00300000) /* 0x01B00000 */ -#define ANUBIS_PA_CTRL4 (ANUBIS_PA_CPLD) +#define ANUBIS_VA_IDREG ANUBIS_IOADDR(0x00300000) /* 0x01B00000 */ +#define ANUBIS_PA_IDREG (ANUBIS_PA_CPLD + (3<<23)) #define ANUBIS_IDEPRI ANUBIS_IOADDR(0x01000000) #define ANUBIS_IDEPRIAUX ANUBIS_IOADDR(0x01100000) diff --git a/include/asm-arm/arch-s3c2410/map.h b/include/asm-arm/arch-s3c2410/map.h index 4505aefbad1..19e77f03804 100644 --- a/include/asm-arm/arch-s3c2410/map.h +++ b/include/asm-arm/arch-s3c2410/map.h @@ -153,6 +153,10 @@ #define S3C2440_PA_AC97 (0x5B000000) #define S3C2440_SZ_AC97 SZ_1M +/* S3C2443 High-speed SD/MMC */ +#define S3C2443_PA_HSMMC (0x4A800000) +#define S3C2443_SZ_HSMMC (256) + /* ISA style IO, for each machine to sort out mappings for, if it * implements it. We reserve two 16M regions for ISA. */ diff --git a/include/asm-arm/arch-s3c2410/osiris-cpld.h b/include/asm-arm/arch-s3c2410/osiris-cpld.h index 3b6498468d6..229ab2351db 100644 --- a/include/asm-arm/arch-s3c2410/osiris-cpld.h +++ b/include/asm-arm/arch-s3c2410/osiris-cpld.h @@ -1,6 +1,6 @@ /* linux/include/asm-arm/arch-s3c2410/osiris-cpld.h * - * Copyright (c) 2005 Simtec Electronics + * Copyright 2005 Simtec Electronics * http://www.simtec.co.uk/products/ * Ben Dooks <ben@simtec.co.uk> * @@ -14,12 +14,17 @@ #ifndef __ASM_ARCH_OSIRISCPLD_H #define __ASM_ARCH_OSIRISCPLD_H -/* CTRL1 - NAND WP control */ +/* CTRL0 - NAND WP control */ -#define OSIRIS_CTRL1_NANDSEL (0x3) -#define OSIRIS_CTRL1_BOOT_INT (1<<3) -#define OSIRIS_CTRL1_PCMCIA (1<<4) -#define OSIRIS_CTRL1_PCMCIA_nWAIT (1<<6) -#define OSIRIS_CTRL1_PCMCIA_nIOIS16 (1<<7) +#define OSIRIS_CTRL0_NANDSEL (0x3) +#define OSIRIS_CTRL0_BOOT_INT (1<<3) +#define OSIRIS_CTRL0_PCMCIA (1<<4) +#define OSIRIS_CTRL0_FIX8 (1<<5) +#define OSIRIS_CTRL0_PCMCIA_nWAIT (1<<6) +#define OSIRIS_CTRL0_PCMCIA_nIOIS16 (1<<7) + +#define OSIRIS_CTRL1_FIX8 (1<<0) + +#define OSIRIS_ID_REVMASK (0x7) #endif /* __ASM_ARCH_OSIRISCPLD_H */ diff --git a/include/asm-arm/arch-s3c2410/osiris-map.h b/include/asm-arm/arch-s3c2410/osiris-map.h index a14164dfa52..b5c74d2b9aa 100644 --- a/include/asm-arm/arch-s3c2410/osiris-map.h +++ b/include/asm-arm/arch-s3c2410/osiris-map.h @@ -24,16 +24,19 @@ /* we put the CPLD registers next, to get them out of the way */ -#define OSIRIS_VA_CTRL1 OSIRIS_IOADDR(0x00000000) -#define OSIRIS_PA_CTRL1 (OSIRIS_PA_CPLD) +#define OSIRIS_VA_CTRL0 OSIRIS_IOADDR(0x00000000) +#define OSIRIS_PA_CTRL0 (OSIRIS_PA_CPLD) -#define OSIRIS_VA_CTRL2 OSIRIS_IOADDR(0x00100000) -#define OSIRIS_PA_CTRL2 (OSIRIS_PA_CPLD + (1<<23)) +#define OSIRIS_VA_CTRL1 OSIRIS_IOADDR(0x00100000) +#define OSIRIS_PA_CTRL1 (OSIRIS_PA_CPLD + (1<<23)) -#define OSIRIS_VA_CTRL3 OSIRIS_IOADDR(0x00200000) -#define OSIRIS_PA_CTRL3 (OSIRIS_PA_CPLD + (2<<23)) +#define OSIRIS_VA_CTRL2 OSIRIS_IOADDR(0x00200000) +#define OSIRIS_PA_CTRL2 (OSIRIS_PA_CPLD + (2<<23)) -#define OSIRIS_VA_CTRL4 OSIRIS_IOADDR(0x00300000) -#define OSIRIS_PA_CTRL4 (OSIRIS_PA_CPLD + (3<<23)) +#define OSIRIS_VA_CTRL3 OSIRIS_IOADDR(0x00300000) +#define OSIRIS_PA_CTRL3 (OSIRIS_PA_CPLD + (2<<23)) + +#define OSIRIS_VA_IDREG OSIRIS_IOADDR(0x00700000) +#define OSIRIS_PA_IDREG (OSIRIS_PA_CPLD + (7<<23)) #endif /* __ASM_ARCH_OSIRISMAP_H */ diff --git a/include/asm-arm/arch-s3c2410/regs-gpioj.h b/include/asm-arm/arch-s3c2410/regs-gpioj.h index 02131a5a1d3..0362332faaf 100644 --- a/include/asm-arm/arch-s3c2410/regs-gpioj.h +++ b/include/asm-arm/arch-s3c2410/regs-gpioj.h @@ -98,5 +98,9 @@ #define S3C2440_GPJ12_OUTP (0x01 << 24) #define S3C2440_GPJ12_CAMRESET (0x02 << 24) +#define S3C2443_GPJ13 S3C2410_GPIONO(S3C2440_GPIO_BANKJ, 13) +#define S3C2443_GPJ14 S3C2410_GPIONO(S3C2440_GPIO_BANKJ, 14) +#define S3C2443_GPJ15 S3C2410_GPIONO(S3C2440_GPIO_BANKJ, 15) + #endif /* __ASM_ARCH_REGS_GPIOJ_H */ diff --git a/include/asm-arm/arch-s3c2410/regs-s3c2412.h b/include/asm-arm/arch-s3c2410/regs-s3c2412.h new file mode 100644 index 00000000000..8ca6a3bc855 --- /dev/null +++ b/include/asm-arm/arch-s3c2410/regs-s3c2412.h @@ -0,0 +1,21 @@ +/* linux/include/asm-arm/arch-s3c2410/regs-s3c2412.h + * + * Copyright 2007 Simtec Electronics + * http://armlinux.simtec.co.uk/ + * Ben Dooks <ben@simtec.co.uk> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * S3C2412 specific register definitions +*/ + +#ifndef __ASM_ARCH_REGS_S3C2412_H +#define __ASM_ARCH_REGS_S3C2412_H "s3c2412" + +#define S3C2412_SWRST (S3C24XX_VA_CLKPWR + 0x30) +#define S3C2412_SWRST_RESET (0x533C2412) + +#endif /* __ASM_ARCH_REGS_S3C2412_H */ + diff --git a/include/asm-arm/ioctls.h b/include/asm-arm/ioctls.h index bb9a7aa10c1..a91d8a1523c 100644 --- a/include/asm-arm/ioctls.h +++ b/include/asm-arm/ioctls.h @@ -46,6 +46,10 @@ #define TIOCSBRK 0x5427 /* BSD compatibility */ #define TIOCCBRK 0x5428 /* BSD compatibility */ #define TIOCGSID 0x5429 /* Return the session ID of FD */ +#define TCGETS2 _IOR('T',0x2A, struct termios2) +#define TCSETS2 _IOW('T',0x2B, struct termios2) +#define TCSETSW2 _IOW('T',0x2C, struct termios2) +#define TCSETSF2 _IOW('T',0x2D, struct termios2) #define TIOCGPTN _IOR('T',0x30, unsigned int) /* Get Pty Number (of pty-mux device) */ #define TIOCSPTLCK _IOW('T',0x31, int) /* Lock/unlock Pty */ diff --git a/include/asm-arm/linkage.h b/include/asm-arm/linkage.h index dbe4b4e31a5..5a25632b1bc 100644 --- a/include/asm-arm/linkage.h +++ b/include/asm-arm/linkage.h @@ -4,4 +4,8 @@ #define __ALIGN .align 0 #define __ALIGN_STR ".align 0" +#define ENDPROC(name) \ + .type name, %function; \ + END(name) + #endif diff --git a/include/asm-arm/mach/arch.h b/include/asm-arm/mach/arch.h index fd2f9bf4dcc..c59fad18e73 100644 --- a/include/asm-arm/mach/arch.h +++ b/include/asm-arm/mach/arch.h @@ -49,7 +49,7 @@ struct machine_desc { */ #define MACHINE_START(_type,_name) \ static const struct machine_desc __mach_desc_##_type \ - __attribute_used__ \ + __used \ __attribute__((__section__(".arch.info.init"))) = { \ .nr = MACH_TYPE_##_type, \ .name = _name, diff --git a/include/asm-arm/setup.h b/include/asm-arm/setup.h index e5407392afc..7bbf105463f 100644 --- a/include/asm-arm/setup.h +++ b/include/asm-arm/setup.h @@ -185,7 +185,7 @@ struct tagtable { #ifdef __KERNEL__ -#define __tag __attribute_used__ __attribute__((__section__(".taglist.init"))) +#define __tag __used __attribute__((__section__(".taglist.init"))) #define __tagtable(tag, fn) \ static struct tagtable __tagtable_##fn __tag = { tag, fn } @@ -218,7 +218,7 @@ struct early_params { }; #define __early_param(name,fn) \ -static struct early_params __early_##fn __attribute_used__ \ +static struct early_params __early_##fn __used \ __attribute__((__section__(".early_param.init"))) = { name, fn } #endif /* __KERNEL__ */ diff --git a/include/asm-arm/termbits.h b/include/asm-arm/termbits.h index a3f4fe1742d..f784d11f40b 100644 --- a/include/asm-arm/termbits.h +++ b/include/asm-arm/termbits.h @@ -15,6 +15,17 @@ struct termios { cc_t c_cc[NCCS]; /* control characters */ }; +struct termios2 { + tcflag_t c_iflag; /* input mode flags */ + tcflag_t c_oflag; /* output mode flags */ + tcflag_t c_cflag; /* control mode flags */ + tcflag_t c_lflag; /* local mode flags */ + cc_t c_line; /* line discipline */ + cc_t c_cc[NCCS]; /* control characters */ + speed_t c_ispeed; /* input speed */ + speed_t c_ospeed; /* output speed */ +}; + struct ktermios { tcflag_t c_iflag; /* input mode flags */ tcflag_t c_oflag; /* output mode flags */ @@ -128,6 +139,7 @@ struct ktermios { #define HUPCL 0002000 #define CLOCAL 0004000 #define CBAUDEX 0010000 +#define BOTHER 0010000 #define B57600 0010001 #define B115200 0010002 #define B230400 0010003 @@ -143,10 +155,12 @@ struct ktermios { #define B3000000 0010015 #define B3500000 0010016 #define B4000000 0010017 -#define CIBAUD 002003600000 /* input baud rate (not used) */ +#define CIBAUD 002003600000 /* input baud rate */ #define CMSPAR 010000000000 /* mark or space (stick) parity */ #define CRTSCTS 020000000000 /* flow control */ +#define IBSHIFT 16 + /* c_lflag bits */ #define ISIG 0000001 #define ICANON 0000002 diff --git a/include/asm-arm/termios.h b/include/asm-arm/termios.h index 329c324c404..293e3f1bc3f 100644 --- a/include/asm-arm/termios.h +++ b/include/asm-arm/termios.h @@ -82,8 +82,10 @@ struct termio { copy_to_user((termio)->c_cc, (termios)->c_cc, NCC); \ }) -#define user_termios_to_kernel_termios(k, u) copy_from_user(k, u, sizeof(struct termios)) -#define kernel_termios_to_user_termios(u, k) copy_to_user(u, k, sizeof(struct termios)) +#define user_termios_to_kernel_termios(k, u) copy_from_user(k, u, sizeof(struct termios2)) +#define kernel_termios_to_user_termios(u, k) copy_to_user(u, k, sizeof(struct termios2)) +#define user_termios_to_kernel_termios_1(k, u) copy_from_user(k, u, sizeof(struct termios)) +#define kernel_termios_to_user_termios_1(u, k) copy_to_user(u, k, sizeof(struct termios)) #endif /* __KERNEL__ */ diff --git a/include/asm-arm/tlbflush.h b/include/asm-arm/tlbflush.h index ccd0de010e8..71be4fded7e 100644 --- a/include/asm-arm/tlbflush.h +++ b/include/asm-arm/tlbflush.h @@ -138,6 +138,19 @@ # define v6wbi_always_flags (-1UL) #endif +#ifdef CONFIG_CPU_TLB_V7 +# define v7wbi_possible_flags v6wbi_tlb_flags +# define v7wbi_always_flags v6wbi_tlb_flags +# ifdef _TLB +# define MULTI_TLB 1 +# else +# define _TLB v7wbi +# endif +#else +# define v7wbi_possible_flags 0 +# define v7wbi_always_flags (-1UL) +#endif + #ifndef _TLB #error Unknown TLB model #endif diff --git a/include/asm-arm26/setup.h b/include/asm-arm26/setup.h index 10fd07c7666..e8256230647 100644 --- a/include/asm-arm26/setup.h +++ b/include/asm-arm26/setup.h @@ -173,7 +173,7 @@ struct tagtable { int (*parse)(const struct tag *); }; -#define __tag __attribute_used__ __attribute__((__section__(".taglist"))) +#define __tag __used __attribute__((__section__(".taglist"))) #define __tagtable(tag, fn) \ static struct tagtable __tagtable_##fn __tag = { tag, fn } diff --git a/include/asm-frv/system.h b/include/asm-frv/system.h index be303b3eef4..6931af525da 100644 --- a/include/asm-frv/system.h +++ b/include/asm-frv/system.h @@ -12,6 +12,7 @@ #ifndef _ASM_SYSTEM_H #define _ASM_SYSTEM_H +#include <linux/types.h> #include <linux/linkage.h> struct thread_struct; diff --git a/include/asm-generic/bug.h b/include/asm-generic/bug.h index 14fae1fa87d..7f30cce5285 100644 --- a/include/asm-generic/bug.h +++ b/include/asm-generic/bug.h @@ -35,7 +35,7 @@ struct bug_entry { #define WARN_ON(condition) ({ \ typeof(condition) __ret_warn_on = (condition); \ if (unlikely(__ret_warn_on)) { \ - printk("BUG: at %s:%d %s()\n", __FILE__, \ + printk("WARNING: at %s:%d %s()\n", __FILE__, \ __LINE__, __FUNCTION__); \ dump_stack(); \ } \ diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h index 8307b1bb337..84155eb67f1 100644 --- a/include/asm-generic/vmlinux.lds.h +++ b/include/asm-generic/vmlinux.lds.h @@ -14,8 +14,8 @@ *(.data) \ *(.data.init.refok) -#define RODATA \ - . = ALIGN(4096); \ +#define RO_DATA(align) \ + . = ALIGN((align)); \ .rodata : AT(ADDR(.rodata) - LOAD_OFFSET) { \ VMLINUX_SYMBOL(__start_rodata) = .; \ *(.rodata) *(.rodata.*) \ @@ -135,7 +135,11 @@ VMLINUX_SYMBOL(__end_rodata) = .; \ } \ \ - . = ALIGN(4096); + . = ALIGN((align)); + +/* RODATA provided for backward compatibility. + * All archs are supposed to use RO_DATA() */ +#define RODATA RO_DATA(4096) #define SECURITY_INIT \ .security_initcall.init : AT(ADDR(.security_initcall.init) - LOAD_OFFSET) { \ diff --git a/include/asm-h8300/processor.h b/include/asm-h8300/processor.h index 99b664aa208..49fc886a623 100644 --- a/include/asm-h8300/processor.h +++ b/include/asm-h8300/processor.h @@ -78,7 +78,7 @@ struct thread_struct { do { \ set_fs(USER_DS); /* reads from user space */ \ (_regs)->pc = (_pc); \ - (_regs)->ccr &= 0x00; /* clear kernel flag */ \ + (_regs)->ccr = 0x00; /* clear all flags */ \ (_regs)->er5 = current->mm->start_data; /* GOT base */ \ wrusp((unsigned long)(_usp) - sizeof(unsigned long)*3); \ } while(0) diff --git a/include/asm-i386/atomic.h b/include/asm-i386/atomic.h index 0baa2f89463..437aac80171 100644 --- a/include/asm-i386/atomic.h +++ b/include/asm-i386/atomic.h @@ -182,7 +182,7 @@ static __inline__ int atomic_add_return(int i, atomic_t *v) int __i; #ifdef CONFIG_M386 unsigned long flags; - if(unlikely(boot_cpu_data.x86==3)) + if(unlikely(boot_cpu_data.x86 <= 3)) goto no_xadd; #endif /* Modern 486+ processor */ diff --git a/include/asm-i386/local.h b/include/asm-i386/local.h index e13d3e98823..6e85975b9ed 100644 --- a/include/asm-i386/local.h +++ b/include/asm-i386/local.h @@ -135,7 +135,7 @@ static __inline__ long local_add_return(long i, local_t *l) long __i; #ifdef CONFIG_M386 unsigned long flags; - if(unlikely(boot_cpu_data.x86==3)) + if(unlikely(boot_cpu_data.x86 <= 3)) goto no_xadd; #endif /* Modern 486+ processor */ diff --git a/include/asm-ia64/acpi.h b/include/asm-ia64/acpi.h index 5d03792d4f6..5b526357d17 100644 --- a/include/asm-ia64/acpi.h +++ b/include/asm-ia64/acpi.h @@ -30,6 +30,8 @@ #ifdef __KERNEL__ +#include <acpi/pdc_intel.h> + #include <linux/init.h> #include <linux/numa.h> #include <asm/system.h> @@ -119,11 +121,6 @@ extern int __devinitdata pxm_to_nid_map[MAX_PXM_DOMAINS]; extern int __initdata nid_to_pxm_map[MAX_NUMNODES]; #endif -/* - * Refer Intel ACPI _PDC support document for bit definitions - */ -#define ACPI_PDC_EST_CAPABILITY_SMP 0x8 - #endif /*__KERNEL__*/ #endif /*_ASM_ACPI_H*/ diff --git a/include/asm-ia64/unistd.h b/include/asm-ia64/unistd.h index d7781a2ddef..441c9e00177 100644 --- a/include/asm-ia64/unistd.h +++ b/include/asm-ia64/unistd.h @@ -305,6 +305,19 @@ #define NR_syscalls 286 /* length of syscall table */ +/* + * The following defines stop scripts/checksyscalls.sh from complaining about + * unimplemented system calls. Glibc provides for each of these by using + * more modern equivalent system calls. + */ +#define __IGNORE_fork /* clone() */ +#define __IGNORE_time /* gettimeofday() */ +#define __IGNORE_alarm /* setitimer(ITIMER_REAL, ... */ +#define __IGNORE_pause /* rt_sigprocmask(), rt_sigsuspend() */ +#define __IGNORE_utime /* utimes() */ +#define __IGNORE_getpgrp /* getpgid() */ +#define __IGNORE_vfork /* clone() */ + #define __ARCH_WANT_SYS_RT_SIGACTION #define __ARCH_WANT_SYS_RT_SIGSUSPEND diff --git a/include/asm-m68k/mmzone.h b/include/asm-m68k/mmzone.h new file mode 100644 index 00000000000..e1f1ec7b700 --- /dev/null +++ b/include/asm-m68k/mmzone.h @@ -0,0 +1,9 @@ +#ifndef _ASM_M68K_MMZONE_H_ +#define _ASM_M68K_MMZONE_H_ + +extern pg_data_t pg_data_map[]; + +#define NODE_DATA(nid) (&pg_data_map[nid]) +#define NODE_MEM_MAP(nid) (NODE_DATA(nid)->node_mem_map) + +#endif /* _ASM_M68K_MMZONE_H_ */ diff --git a/include/asm-m68k/module.h b/include/asm-m68k/module.h index c6d75af2d8d..382d20a6fc1 100644 --- a/include/asm-m68k/module.h +++ b/include/asm-m68k/module.h @@ -1,7 +1,39 @@ #ifndef _ASM_M68K_MODULE_H #define _ASM_M68K_MODULE_H -struct mod_arch_specific { }; + +struct mod_arch_specific { + struct m68k_fixup_info *fixup_start, *fixup_end; +}; + +#define MODULE_ARCH_INIT { \ + .fixup_start = __start_fixup, \ + .fixup_end = __stop_fixup, \ +} + #define Elf_Shdr Elf32_Shdr #define Elf_Sym Elf32_Sym #define Elf_Ehdr Elf32_Ehdr + + +enum m68k_fixup_type { + m68k_fixup_memoffset, + m68k_fixup_vnode_shift, +}; + +struct m68k_fixup_info { + enum m68k_fixup_type type; + void *addr; +}; + +#define m68k_fixup(type, addr) \ + " .section \".m68k_fixup\",\"aw\"\n" \ + " .long " #type "," #addr "\n" \ + " .previous\n" + +extern struct m68k_fixup_info __start_fixup[], __stop_fixup[]; + +struct module; +extern void module_fixup(struct module *mod, struct m68k_fixup_info *start, + struct m68k_fixup_info *end); + #endif /* _ASM_M68K_MODULE_H */ diff --git a/include/asm-m68k/motorola_pgtable.h b/include/asm-m68k/motorola_pgtable.h index 61e4406ed96..b5b78c01eb6 100644 --- a/include/asm-m68k/motorola_pgtable.h +++ b/include/asm-m68k/motorola_pgtable.h @@ -130,7 +130,7 @@ static inline void pgd_set(pgd_t *pgdp, pmd_t *pmdp) #define pte_present(pte) (pte_val(pte) & (_PAGE_PRESENT | _PAGE_PROTNONE)) #define pte_clear(mm,addr,ptep) ({ pte_val(*(ptep)) = 0; }) -#define pte_page(pte) (mem_map + ((unsigned long)(__va(pte_val(pte)) - PAGE_OFFSET) >> PAGE_SHIFT)) +#define pte_page(pte) virt_to_page(__va(pte_val(pte))) #define pte_pfn(pte) (pte_val(pte) >> PAGE_SHIFT) #define pfn_pte(pfn, prot) __pte(((pfn) << PAGE_SHIFT) | pgprot_val(prot)) @@ -143,7 +143,7 @@ static inline void pgd_set(pgd_t *pgdp, pmd_t *pmdp) while (--__i >= 0) \ *__ptr++ = 0; \ }) -#define pmd_page(pmd) (mem_map + ((unsigned long)(__va(pmd_val(pmd)) - PAGE_OFFSET) >> PAGE_SHIFT)) +#define pmd_page(pmd) virt_to_page(__va(pmd_val(pmd))) #define pgd_none(pgd) (!pgd_val(pgd)) @@ -223,10 +223,10 @@ static inline pte_t *pte_offset_kernel(pmd_t *pmdp, unsigned long address) return (pte_t *)__pmd_page(*pmdp) + ((address >> PAGE_SHIFT) & (PTRS_PER_PTE - 1)); } -#define pte_offset_map(pmdp,address) ((pte_t *)kmap(pmd_page(*pmdp)) + ((address >> PAGE_SHIFT) & (PTRS_PER_PTE - 1))) +#define pte_offset_map(pmdp,address) ((pte_t *)__pmd_page(*pmdp) + (((address) >> PAGE_SHIFT) & (PTRS_PER_PTE - 1))) #define pte_offset_map_nested(pmdp, address) pte_offset_map(pmdp, address) -#define pte_unmap(pte) kunmap(pte) -#define pte_unmap_nested(pte) kunmap(pte) +#define pte_unmap(pte) ((void)0) +#define pte_unmap_nested(pte) ((void)0) /* * Allocate and free page tables. The xxx_kernel() versions are diff --git a/include/asm-m68k/page.h b/include/asm-m68k/page.h index fcc165ddd09..9e6d0d6debd 100644 --- a/include/asm-m68k/page.h +++ b/include/asm-m68k/page.h @@ -27,6 +27,8 @@ #ifndef __ASSEMBLY__ +#include <asm/module.h> + #define get_user_page(vaddr) __get_free_page(GFP_KERNEL) #define free_user_page(page, addr) free_page(addr) @@ -114,18 +116,33 @@ typedef struct { unsigned long pgprot; } pgprot_t; #ifndef __ASSEMBLY__ +extern unsigned long m68k_memoffset; + #ifndef CONFIG_SUN3 #define WANT_PAGE_VIRTUAL -#ifdef CONFIG_SINGLE_MEMORY_CHUNK -extern unsigned long m68k_memoffset; -#define __pa(vaddr) ((unsigned long)(vaddr)+m68k_memoffset) -#define __va(paddr) ((void *)((unsigned long)(paddr)-m68k_memoffset)) -#else -#define __pa(vaddr) virt_to_phys((void *)(vaddr)) -#define __va(paddr) phys_to_virt((unsigned long)(paddr)) -#endif +static inline unsigned long ___pa(void *vaddr) +{ + unsigned long paddr; + asm ( + "1: addl #0,%0\n" + m68k_fixup(%c2, 1b+2) + : "=r" (paddr) + : "0" (vaddr), "i" (m68k_fixup_memoffset)); + return paddr; +} +#define __pa(vaddr) ___pa((void *)(vaddr)) +static inline void *__va(unsigned long paddr) +{ + void *vaddr; + asm ( + "1: subl #0,%0\n" + m68k_fixup(%c2, 1b+2) + : "=r" (vaddr) + : "0" (paddr), "i" (m68k_fixup_memoffset)); + return vaddr; +} #else /* !CONFIG_SUN3 */ /* This #define is a horrible hack to suppress lots of warnings. --m */ @@ -161,11 +178,47 @@ static inline void *__va(unsigned long x) #define virt_to_pfn(kaddr) (__pa(kaddr) >> PAGE_SHIFT) #define pfn_to_virt(pfn) __va((pfn) << PAGE_SHIFT) -#define virt_to_page(kaddr) (mem_map + (((unsigned long)(kaddr)-PAGE_OFFSET) >> PAGE_SHIFT)) -#define page_to_virt(page) ((((page) - mem_map) << PAGE_SHIFT) + PAGE_OFFSET) +extern int m68k_virt_to_node_shift; + +#ifdef CONFIG_SINGLE_MEMORY_CHUNK +#define __virt_to_node(addr) (&pg_data_map[0]) +#else +extern struct pglist_data *pg_data_table[]; + +static inline __attribute_const__ int __virt_to_node_shift(void) +{ + int shift; + + asm ( + "1: moveq #0,%0\n" + m68k_fixup(%c1, 1b) + : "=d" (shift) + : "i" (m68k_fixup_vnode_shift)); + return shift; +} + +#define __virt_to_node(addr) (pg_data_table[(unsigned long)(addr) >> __virt_to_node_shift()]) +#endif -#define pfn_to_page(pfn) virt_to_page(pfn_to_virt(pfn)) -#define page_to_pfn(page) virt_to_pfn(page_to_virt(page)) +#define virt_to_page(addr) ({ \ + pfn_to_page(virt_to_pfn(addr)); \ +}) +#define page_to_virt(page) ({ \ + pfn_to_virt(page_to_pfn(page)); \ +}) + +#define pfn_to_page(pfn) ({ \ + unsigned long __pfn = (pfn); \ + struct pglist_data *pgdat; \ + pgdat = __virt_to_node((unsigned long)pfn_to_virt(__pfn)); \ + pgdat->node_mem_map + (__pfn - pgdat->node_start_pfn); \ +}) +#define page_to_pfn(_page) ({ \ + struct page *__p = (_page); \ + struct pglist_data *pgdat; \ + pgdat = &pg_data_map[page_to_nid(__p)]; \ + ((__p) - pgdat->node_mem_map) + pgdat->node_start_pfn; \ +}) #define virt_addr_valid(kaddr) ((void *)(kaddr) >= (void *)PAGE_OFFSET && (void *)(kaddr) < high_memory) #define pfn_valid(pfn) virt_addr_valid(pfn_to_virt(pfn)) diff --git a/include/asm-m68k/pgalloc.h b/include/asm-m68k/pgalloc.h index a9cfb4b99d8..4cb1a57ab76 100644 --- a/include/asm-m68k/pgalloc.h +++ b/include/asm-m68k/pgalloc.h @@ -8,11 +8,12 @@ #include <asm/virtconvert.h> - #ifdef CONFIG_SUN3 #include <asm/sun3_pgalloc.h> #else #include <asm/motorola_pgalloc.h> #endif +extern void m68k_setup_node(int node); + #endif /* M68K_PGALLOC_H */ diff --git a/include/asm-m68k/pgtable.h b/include/asm-m68k/pgtable.h index 555b87a1f7e..778a4c538eb 100644 --- a/include/asm-m68k/pgtable.h +++ b/include/asm-m68k/pgtable.h @@ -107,22 +107,7 @@ extern void *empty_zero_page; /* 64-bit machines, beware! SRB. */ #define SIZEOF_PTR_LOG2 2 -/* - * Check if the addr/len goes up to the end of a physical - * memory chunk. Used for DMA functions. - */ -#ifdef CONFIG_SINGLE_MEMORY_CHUNK -/* - * It makes no sense to consider whether we cross a memory boundary if - * we support just one physical chunk of memory. - */ -static inline int mm_end_of_chunk(unsigned long addr, int len) -{ - return 0; -} -#else -int mm_end_of_chunk (unsigned long addr, int len); -#endif +#define mm_end_of_chunk(addr, len) 0 extern void kernel_set_cachemode(void *addr, unsigned long size, int cmode); diff --git a/include/asm-m68k/sun3_pgtable.h b/include/asm-m68k/sun3_pgtable.h index 5156a28a18d..b9e62c1e7ae 100644 --- a/include/asm-m68k/sun3_pgtable.h +++ b/include/asm-m68k/sun3_pgtable.h @@ -132,8 +132,8 @@ static inline void pte_clear (struct mm_struct *mm, unsigned long addr, pte_t *p #define pfn_pte(pfn, pgprot) \ ({ pte_t __pte; pte_val(__pte) = pfn | pgprot_val(pgprot); __pte; }) -#define pte_page(pte) (mem_map+((__pte_page(pte) - PAGE_OFFSET) >> PAGE_SHIFT)) -#define pmd_page(pmd) (mem_map+((__pmd_page(pmd) - PAGE_OFFSET) >> PAGE_SHIFT)) +#define pte_page(pte) virt_to_page(__pte_page(pte)) +#define pmd_page(pmd) virt_to_page(__pmd_page(pmd)) static inline int pmd_none2 (pmd_t *pmd) { return !pmd_val (*pmd); } diff --git a/include/asm-m68k/virtconvert.h b/include/asm-m68k/virtconvert.h index 83a87c9b1a1..dea32fbc7e5 100644 --- a/include/asm-m68k/virtconvert.h +++ b/include/asm-m68k/virtconvert.h @@ -8,56 +8,35 @@ #ifdef __KERNEL__ #include <linux/compiler.h> +#include <linux/mmzone.h> #include <asm/setup.h> #include <asm/page.h> -#ifdef CONFIG_AMIGA -#include <asm/amigahw.h> -#endif - /* * Change virtual addresses to physical addresses and vv. */ -#ifndef CONFIG_SUN3 -extern unsigned long mm_vtop(unsigned long addr) __attribute_const__; -extern unsigned long mm_ptov(unsigned long addr) __attribute_const__; -#else -static inline unsigned long mm_vtop(unsigned long vaddr) -{ - return __pa(vaddr); -} - -static inline unsigned long mm_ptov(unsigned long paddr) -{ - return (unsigned long)__va(paddr); -} -#endif - -#ifdef CONFIG_SINGLE_MEMORY_CHUNK -static inline unsigned long virt_to_phys(void *vaddr) -{ - return (unsigned long)vaddr - PAGE_OFFSET + m68k_memory[0].addr; -} - -static inline void * phys_to_virt(unsigned long paddr) -{ - return (void *)(paddr - m68k_memory[0].addr + PAGE_OFFSET); -} -#else static inline unsigned long virt_to_phys(void *address) { - return mm_vtop((unsigned long)address); + return __pa(address); } static inline void *phys_to_virt(unsigned long address) { - return (void *) mm_ptov(address); + return __va(address); } -#endif /* Permanent address of a page. */ -#define __page_address(page) (PAGE_OFFSET + (((page) - mem_map) << PAGE_SHIFT)) -#define page_to_phys(page) virt_to_phys((void *)__page_address(page)) +#ifdef CONFIG_SINGLE_MEMORY_CHUNK +#define page_to_phys(page) \ + __pa(PAGE_OFFSET + (((page) - pg_data_map[0].node_mem_map) << PAGE_SHIFT)) +#else +#define page_to_phys(_page) ({ \ + struct page *__page = _page; \ + struct pglist_data *pgdat; \ + pgdat = pg_data_table[page_to_nid(__page)]; \ + page_to_pfn(__page) << PAGE_SHIFT; \ +}) +#endif /* * IO bus memory addresses are 1:1 with the physical address, diff --git a/include/asm-mips/asmmacro.h b/include/asm-mips/asmmacro.h index 92e62ef711e..c5f20df780e 100644 --- a/include/asm-mips/asmmacro.h +++ b/include/asm-mips/asmmacro.h @@ -52,21 +52,6 @@ .endm #endif /* CONFIG_MIPS_MT_SMTC */ -#ifdef CONFIG_CPU_SB1 - .macro fpu_enable_hazard - .set push - .set noreorder - .set mips2 - SSNOP - bnezl $0, .+4 - SSNOP - .set pop - .endm -#else - .macro fpu_enable_hazard - .endm -#endif - /* * Temporary until all gas have MT ASE support */ diff --git a/include/asm-mips/bitops.h b/include/asm-mips/bitops.h index d995413e11f..ffe245b4258 100644 --- a/include/asm-mips/bitops.h +++ b/include/asm-mips/bitops.h @@ -238,10 +238,11 @@ static inline int test_and_set_bit(unsigned long nr, volatile unsigned long *addr) { unsigned short bit = nr & SZLONG_MASK; + unsigned long res; if (cpu_has_llsc && R10000_LLSC_WAR) { unsigned long *m = ((unsigned long *) addr) + (nr >> SZLONG_LOG); - unsigned long temp, res; + unsigned long temp; __asm__ __volatile__( " .set mips3 \n" @@ -254,11 +255,9 @@ static inline int test_and_set_bit(unsigned long nr, : "=&r" (temp), "=m" (*m), "=&r" (res) : "r" (1UL << bit), "m" (*m) : "memory"); - - return res != 0; } else if (cpu_has_llsc) { unsigned long *m = ((unsigned long *) addr) + (nr >> SZLONG_LOG); - unsigned long temp, res; + unsigned long temp; __asm__ __volatile__( " .set push \n" @@ -277,25 +276,22 @@ static inline int test_and_set_bit(unsigned long nr, : "=&r" (temp), "=m" (*m), "=&r" (res) : "r" (1UL << bit), "m" (*m) : "memory"); - - return res != 0; } else { volatile unsigned long *a = addr; unsigned long mask; - int retval; unsigned long flags; a += nr >> SZLONG_LOG; mask = 1UL << bit; raw_local_irq_save(flags); - retval = (mask & *a) != 0; + res = (mask & *a); *a |= mask; raw_local_irq_restore(flags); - - return retval; } smp_mb(); + + return res != 0; } /* @@ -310,6 +306,7 @@ static inline int test_and_clear_bit(unsigned long nr, volatile unsigned long *addr) { unsigned short bit = nr & SZLONG_MASK; + unsigned long res; if (cpu_has_llsc && R10000_LLSC_WAR) { unsigned long *m = ((unsigned long *) addr) + (nr >> SZLONG_LOG); @@ -327,12 +324,10 @@ static inline int test_and_clear_bit(unsigned long nr, : "=&r" (temp), "=m" (*m), "=&r" (res) : "r" (1UL << bit), "m" (*m) : "memory"); - - return res != 0; #ifdef CONFIG_CPU_MIPSR2 } else if (__builtin_constant_p(nr)) { unsigned long *m = ((unsigned long *) addr) + (nr >> SZLONG_LOG); - unsigned long temp, res; + unsigned long temp; __asm__ __volatile__( "1: " __LL "%0, %1 # test_and_clear_bit \n" @@ -346,12 +341,10 @@ static inline int test_and_clear_bit(unsigned long nr, : "=&r" (temp), "=m" (*m), "=&r" (res) : "ri" (bit), "m" (*m) : "memory"); - - return res; #endif } else if (cpu_has_llsc) { unsigned long *m = ((unsigned long *) addr) + (nr >> SZLONG_LOG); - unsigned long temp, res; + unsigned long temp; __asm__ __volatile__( " .set push \n" @@ -371,25 +364,22 @@ static inline int test_and_clear_bit(unsigned long nr, : "=&r" (temp), "=m" (*m), "=&r" (res) : "r" (1UL << bit), "m" (*m) : "memory"); - - return res != 0; } else { volatile unsigned long *a = addr; unsigned long mask; - int retval; unsigned long flags; a += nr >> SZLONG_LOG; mask = 1UL << bit; raw_local_irq_save(flags); - retval = (mask & *a) != 0; + res = (mask & *a); *a &= ~mask; raw_local_irq_restore(flags); - - return retval; } smp_mb(); + + return res != 0; } /* @@ -404,10 +394,11 @@ static inline int test_and_change_bit(unsigned long nr, volatile unsigned long *addr) { unsigned short bit = nr & SZLONG_MASK; + unsigned long res; if (cpu_has_llsc && R10000_LLSC_WAR) { unsigned long *m = ((unsigned long *) addr) + (nr >> SZLONG_LOG); - unsigned long temp, res; + unsigned long temp; __asm__ __volatile__( " .set mips3 \n" @@ -420,11 +411,9 @@ static inline int test_and_change_bit(unsigned long nr, : "=&r" (temp), "=m" (*m), "=&r" (res) : "r" (1UL << bit), "m" (*m) : "memory"); - - return res != 0; } else if (cpu_has_llsc) { unsigned long *m = ((unsigned long *) addr) + (nr >> SZLONG_LOG); - unsigned long temp, res; + unsigned long temp; __asm__ __volatile__( " .set push \n" @@ -443,24 +432,22 @@ static inline int test_and_change_bit(unsigned long nr, : "=&r" (temp), "=m" (*m), "=&r" (res) : "r" (1UL << bit), "m" (*m) : "memory"); - - return res != 0; } else { volatile unsigned long *a = addr; - unsigned long mask, retval; + unsigned long mask; unsigned long flags; a += nr >> SZLONG_LOG; mask = 1UL << bit; raw_local_irq_save(flags); - retval = (mask & *a) != 0; + res = (mask & *a); *a ^= mask; raw_local_irq_restore(flags); - - return retval; } smp_mb(); + + return res != 0; } #include <asm-generic/bitops/non-atomic.h> diff --git a/include/asm-mips/mips-boards/prom.h b/include/asm-mips/mips-boards/prom.h index daaf9f98fc6..a9db576a976 100644 --- a/include/asm-mips/mips-boards/prom.h +++ b/include/asm-mips/mips-boards/prom.h @@ -33,6 +33,7 @@ extern void prom_meminit(void); extern void prom_fixup_mem_map(unsigned long start_mem, unsigned long end_mem); extern void mips_display_message(const char *str); extern void mips_display_word(unsigned int num); +extern void mips_scroll_message(void); extern int get_ethernet_addr(char *ethernet_addr); /* Memory descriptor management. */ diff --git a/include/asm-mips/stackframe.h b/include/asm-mips/stackframe.h index 7afa1fdf70c..ed33366b85b 100644 --- a/include/asm-mips/stackframe.h +++ b/include/asm-mips/stackframe.h @@ -17,6 +17,18 @@ #include <asm/mipsregs.h> #include <asm/asm-offsets.h> +/* + * For SMTC kernel, global IE should be left set, and interrupts + * controlled exclusively via IXMT. + */ +#ifdef CONFIG_MIPS_MT_SMTC +#define STATMASK 0x1e +#elif defined(CONFIG_CPU_R3000) || defined(CONFIG_CPU_TX39XX) +#define STATMASK 0x3f +#else +#define STATMASK 0x1f +#endif + #ifdef CONFIG_MIPS_MT_SMTC #include <asm/mipsmtregs.h> #endif /* CONFIG_MIPS_MT_SMTC */ @@ -236,10 +248,10 @@ .set reorder .set noat mfc0 a0, CP0_STATUS - ori a0, 0x1f - xori a0, 0x1f - mtc0 a0, CP0_STATUS li v1, 0xff00 + ori a0, STATMASK + xori a0, STATMASK + mtc0 a0, CP0_STATUS and a0, v1 LONG_L v0, PT_STATUS(sp) nor v1, $0, v1 @@ -249,10 +261,6 @@ LONG_L $31, PT_R31(sp) LONG_L $28, PT_R28(sp) LONG_L $25, PT_R25(sp) -#ifdef CONFIG_64BIT - LONG_L $8, PT_R8(sp) - LONG_L $9, PT_R9(sp) -#endif LONG_L $7, PT_R7(sp) LONG_L $6, PT_R6(sp) LONG_L $5, PT_R5(sp) @@ -273,16 +281,6 @@ .endm #else -/* - * For SMTC kernel, global IE should be left set, and interrupts - * controlled exclusively via IXMT. - */ - -#ifdef CONFIG_MIPS_MT_SMTC -#define STATMASK 0x1e -#else -#define STATMASK 0x1f -#endif .macro RESTORE_SOME .set push .set reorder @@ -385,9 +383,9 @@ .macro CLI #if !defined(CONFIG_MIPS_MT_SMTC) mfc0 t0, CP0_STATUS - li t1, ST0_CU0 | 0x1f + li t1, ST0_CU0 | STATMASK or t0, t1 - xori t0, 0x1f + xori t0, STATMASK mtc0 t0, CP0_STATUS #else /* CONFIG_MIPS_MT_SMTC */ /* @@ -420,9 +418,9 @@ .macro STI #if !defined(CONFIG_MIPS_MT_SMTC) mfc0 t0, CP0_STATUS - li t1, ST0_CU0 | 0x1f + li t1, ST0_CU0 | STATMASK or t0, t1 - xori t0, 0x1e + xori t0, STATMASK & ~1 mtc0 t0, CP0_STATUS #else /* CONFIG_MIPS_MT_SMTC */ /* @@ -451,7 +449,8 @@ .endm /* - * Just move to kernel mode and leave interrupts as they are. + * Just move to kernel mode and leave interrupts as they are. Note + * for the R3000 this means copying the previous enable from IEp. * Set cp0 enable bit as sign that we're running on the kernel stack */ .macro KMODE @@ -482,9 +481,14 @@ move ra, t0 #endif /* CONFIG_MIPS_MT_SMTC */ mfc0 t0, CP0_STATUS - li t1, ST0_CU0 | 0x1e + li t1, ST0_CU0 | (STATMASK & ~1) +#if defined(CONFIG_CPU_R3000) || defined(CONFIG_CPU_TX39XX) + andi t2, t0, ST0_IEP + srl t2, 2 + or t0, t2 +#endif or t0, t1 - xori t0, 0x1e + xori t0, STATMASK & ~1 mtc0 t0, CP0_STATUS #ifdef CONFIG_MIPS_MT_SMTC _ehb diff --git a/include/asm-mips/unistd.h b/include/asm-mips/unistd.h index 2f1087b3a20..59d6fec8fbf 100644 --- a/include/asm-mips/unistd.h +++ b/include/asm-mips/unistd.h @@ -336,16 +336,20 @@ #define __NR_epoll_pwait (__NR_Linux + 313) #define __NR_ioprio_set (__NR_Linux + 314) #define __NR_ioprio_get (__NR_Linux + 315) +#define __NR_utimensat (__NR_Linux + 316) +#define __NR_signalfd (__NR_Linux + 317) +#define __NR_timerfd (__NR_Linux + 318) +#define __NR_eventfd (__NR_Linux + 319) /* * Offset of the last Linux o32 flavoured syscall */ -#define __NR_Linux_syscalls 315 +#define __NR_Linux_syscalls 319 #endif /* _MIPS_SIM == _MIPS_SIM_ABI32 */ #define __NR_O32_Linux 4000 -#define __NR_O32_Linux_syscalls 315 +#define __NR_O32_Linux_syscalls 319 #if _MIPS_SIM == _MIPS_SIM_ABI64 @@ -628,16 +632,20 @@ #define __NR_epoll_pwait (__NR_Linux + 272) #define __NR_ioprio_set (__NR_Linux + 273) #define __NR_ioprio_get (__NR_Linux + 274) +#define __NR_utimensat (__NR_Linux + 275) +#define __NR_signalfd (__NR_Linux + 276) +#define __NR_timerfd (__NR_Linux + 277) +#define __NR_eventfd (__NR_Linux + 278) /* * Offset of the last Linux 64-bit flavoured syscall */ -#define __NR_Linux_syscalls 274 +#define __NR_Linux_syscalls 278 #endif /* _MIPS_SIM == _MIPS_SIM_ABI64 */ #define __NR_64_Linux 5000 -#define __NR_64_Linux_syscalls 274 +#define __NR_64_Linux_syscalls 278 #if _MIPS_SIM == _MIPS_SIM_NABI32 @@ -924,16 +932,20 @@ #define __NR_epoll_pwait (__NR_Linux + 276) #define __NR_ioprio_set (__NR_Linux + 277) #define __NR_ioprio_get (__NR_Linux + 278) +#define __NR_utimensat (__NR_Linux + 279) +#define __NR_signalfd (__NR_Linux + 280) +#define __NR_timerfd (__NR_Linux + 281) +#define __NR_eventfd (__NR_Linux + 282) /* * Offset of the last N32 flavoured syscall */ -#define __NR_Linux_syscalls 278 +#define __NR_Linux_syscalls 282 #endif /* _MIPS_SIM == _MIPS_SIM_NABI32 */ #define __NR_N32_Linux 6000 -#define __NR_N32_Linux_syscalls 278 +#define __NR_N32_Linux_syscalls 282 #ifdef __KERNEL__ @@ -949,7 +961,6 @@ #define __ARCH_WANT_SYS_UTIME #define __ARCH_WANT_SYS_WAITPID #define __ARCH_WANT_SYS_SOCKETCALL -#define __ARCH_WANT_SYS_FADVISE64 #define __ARCH_WANT_SYS_GETPGRP #define __ARCH_WANT_SYS_LLSEEK #define __ARCH_WANT_SYS_NICE diff --git a/include/asm-powerpc/pgalloc-64.h b/include/asm-powerpc/pgalloc-64.h index d9a3a8ca58a..94d0294341d 100644 --- a/include/asm-powerpc/pgalloc-64.h +++ b/include/asm-powerpc/pgalloc-64.h @@ -90,7 +90,8 @@ static inline pte_t *pte_alloc_one_kernel(struct mm_struct *mm, static inline struct page *pte_alloc_one(struct mm_struct *mm, unsigned long address) { - return virt_to_page(pte_alloc_one_kernel(mm, address)); + pte_t *pte = pte_alloc_one_kernel(mm, address); + return pte ? virt_to_page(pte) : NULL; } static inline void pte_free_kernel(pte_t *pte) diff --git a/include/asm-powerpc/tlb.h b/include/asm-powerpc/tlb.h index 0a17682663d..66714042e43 100644 --- a/include/asm-powerpc/tlb.h +++ b/include/asm-powerpc/tlb.h @@ -38,6 +38,15 @@ extern void pte_free_finish(void); static inline void tlb_flush(struct mmu_gather *tlb) { + struct ppc64_tlb_batch *tlbbatch = &__get_cpu_var(ppc64_tlb_batch); + + /* If there's a TLB batch pending, then we must flush it because the + * pages are going to be freed and we really don't want to have a CPU + * access a freed page because it has a stale TLB + */ + if (tlbbatch->index) + __flush_tlb_pending(tlbbatch); + pte_free_finish(); } diff --git a/include/asm-sh/cpu-sh4/freq.h b/include/asm-sh/cpu-sh4/freq.h index 86564e7a26a..39f41fcd509 100644 --- a/include/asm-sh/cpu-sh4/freq.h +++ b/include/asm-sh/cpu-sh4/freq.h @@ -24,6 +24,9 @@ #define FRQMR1 0xffc80014 #else #define FRQCR 0xffc00000 +#define FRQCR_PSTBY 0x0200 +#define FRQCR_PLLEN 0x0400 +#define FRQCR_CKOEN 0x0800 #endif #define MIN_DIVISOR_NR 0 #define MAX_DIVISOR_NR 3 diff --git a/include/asm-sh/dma.h b/include/asm-sh/dma.h index faf3051cd42..6034d4a29e7 100644 --- a/include/asm-sh/dma.h +++ b/include/asm-sh/dma.h @@ -13,6 +13,7 @@ #include <linux/spinlock.h> #include <linux/wait.h> +#include <linux/sched.h> #include <linux/sysdev.h> #include <asm/cpu/dma.h> diff --git a/include/asm-sh/dreamcast/sysasic.h b/include/asm-sh/dreamcast/sysasic.h index 7874e3dac73..f33426608a8 100644 --- a/include/asm-sh/dreamcast/sysasic.h +++ b/include/asm-sh/dreamcast/sysasic.h @@ -23,7 +23,7 @@ takes. */ -#define HW_EVENT_IRQ_BASE OFFCHIP_IRQ_BASE /* 48 */ +#define HW_EVENT_IRQ_BASE 48 /* IRQ 13 */ #define HW_EVENT_VSYNC (HW_EVENT_IRQ_BASE + 5) /* VSync */ diff --git a/include/asm-sh/io.h b/include/asm-sh/io.h index a0e55b09e4f..aa80930ce8e 100644 --- a/include/asm-sh/io.h +++ b/include/asm-sh/io.h @@ -116,13 +116,13 @@ void __raw_readsl(unsigned long addr, void *data, int longlen); * redefined by userlevel programs. */ #ifdef __readb -# define readb(a) ({ unsigned long r_ = __raw_readb(a); mb(); r_; }) +# define readb(a) ({ unsigned int r_ = __raw_readb(a); mb(); r_; }) #endif #ifdef __raw_readw -# define readw(a) ({ unsigned long r_ = __raw_readw(a); mb(); r_; }) +# define readw(a) ({ unsigned int r_ = __raw_readw(a); mb(); r_; }) #endif #ifdef __raw_readl -# define readl(a) ({ unsigned long r_ = __raw_readl(a); mb(); r_; }) +# define readl(a) ({ unsigned int r_ = __raw_readl(a); mb(); r_; }) #endif #ifdef __raw_writeb diff --git a/include/asm-sh/kdebug.h b/include/asm-sh/kdebug.h index 16578b7c9da..382cfc7deb7 100644 --- a/include/asm-sh/kdebug.h +++ b/include/asm-sh/kdebug.h @@ -6,10 +6,6 @@ /* Grossly misnamed. */ enum die_val { DIE_TRAP, - DIE_PAGE_FAULT, }; -int register_page_fault_notifier(struct notifier_block *nb); -int unregister_page_fault_notifier(struct notifier_block *nb); - #endif /* __ASM_SH_KDEBUG_H */ diff --git a/include/asm-sh/landisk/gio.h b/include/asm-sh/landisk/gio.h index 3fce4c451a4..35d7368b718 100644 --- a/include/asm-sh/landisk/gio.h +++ b/include/asm-sh/landisk/gio.h @@ -29,16 +29,8 @@ #define GIODRV_IOCGGIODATA4 _IOR(GIODRV_IOC_MAGIC, 6, unsigned long *) #define GIODRV_IOCSGIOSETADDR _IOW(GIODRV_IOC_MAGIC, 7, unsigned long *) #define GIODRV_IOCHARDRESET _IO(GIODRV_IOC_MAGIC, 8) /* debugging tool */ - -#define GIODRV_IOCSGIO_LED _IOW(GIODRV_IOC_MAGIC, 9, unsigned long *) -#define GIODRV_IOCGGIO_LED _IOR(GIODRV_IOC_MAGIC, 10, unsigned long *) -#define GIODRV_IOCSGIO_BUZZER _IOW(GIODRV_IOC_MAGIC, 11, unsigned long *) -#define GIODRV_IOCGGIO_LANDISK _IOR(GIODRV_IOC_MAGIC, 14, unsigned long *) -#define GIODRV_IOCGGIO_BTN _IOR(GIODRV_IOC_MAGIC, 22, unsigned long *) -#define GIODRV_IOCSGIO_BTNPID _IOW(GIODRV_IOC_MAGIC, 23, unsigned long *) -#define GIODRV_IOCGGIO_BTNPID _IOR(GIODRV_IOC_MAGIC, 24, unsigned long *) - #define GIODRV_IOC_MAXNR 8 + #define GIO_READ 0x00000000 #define GIO_WRITE 0x00000001 diff --git a/include/asm-sh/landisk/iodata_landisk.h b/include/asm-sh/landisk/iodata_landisk.h index c74d3c73f37..6fb04ab38b9 100644 --- a/include/asm-sh/landisk/iodata_landisk.h +++ b/include/asm-sh/landisk/iodata_landisk.h @@ -22,16 +22,6 @@ /* 2003.10.31 I-O DATA NSD NWG add. for shutdown port clear */ #define PA_PWRINT_CLR 0xb0000006 /* Shutdown Interrupt clear Register */ -#define PA_LCD_CLRDSP 0x00 /* LCD Clear Display Offset */ -#define PA_LCD_RTNHOME 0x00 /* LCD Return Home Offset */ -#define PA_LCD_ENTMODE 0x00 /* LCD Entry Mode Offset */ -#define PA_LCD_DSPCTL 0x00 /* LCD Display ON/OFF Control Offset */ -#define PA_LCD_FUNC 0x00 /* LCD Function Set Offset */ -#define PA_LCD_CGRAM 0x00 /* LCD Set CGRAM Address Offset */ -#define PA_LCD_DDRAM 0x00 /* LCD Set DDRAM Address Offset */ -#define PA_LCD_RDFLAG 0x01 /* LCD Read Busy Flag Offset */ -#define PA_LCD_WTDATA 0x02 /* LCD Write Datat to RAM Offset */ -#define PA_LCD_RDDATA 0x03 /* LCD Read Data from RAM Offset */ #define PA_PIDE_OFFSET 0x40 /* CF IDE Offset */ #define PA_SIDE_OFFSET 0x40 /* HDD IDE Offset */ @@ -45,33 +35,6 @@ #define IRQ_BUTTON 12 /* USL-5P Button IRQ */ #define IRQ_FAULT 13 /* USL-5P Fault IRQ */ -#define SHUTDOWN_BTN_MAJOR 99 /* Shutdown button device major no. */ - -#define SHUTDOWN_LOOP_CNT 5 /* Shutdown button Detection loop */ -#define SHUTDOWN_DELAY 200 /* Shutdown button delay value(ms) */ - - -/* added by kogiidena */ -/* - * landisk_ledparam - * - * led ------10 -6543210 -6543210 -6543210 - * |000000..|0.......|0.......|U.......| - * | HARD |fastblik| blink | on | - * - * led0: power U:update flag - * led1: error - * led2: usb1 - * led3: usb2 - * led4: usb3 - * led5: usb4 - * led6: usb5 - * - */ -extern int landisk_ledparam; /* from setup.c */ -extern int landisk_buzzerparam; /* from setup.c */ -extern int landisk_arch; /* from setup.c */ - #define __IO_PREFIX landisk #include <asm/io_generic.h> diff --git a/include/asm-sh/se73180.h b/include/asm-sh/se73180.h index 3a4acb3e38a..907c062b4c9 100644 --- a/include/asm-sh/se73180.h +++ b/include/asm-sh/se73180.h @@ -1,9 +1,7 @@ -#ifndef __ASM_SH_HITACHI_SE73180_H -#define __ASM_SH_HITACHI_SE73180_H +#ifndef __ASM_SH_SE73180_H +#define __ASM_SH_SE73180_H /* - * include/asm-sh/se/se73180.h - * * Copyright (C) 2003 Takashi Kusuda <kusuda-takashi@hitachi-ul.co.jp> * * SH-Mobile SolutionEngine 73180 support @@ -62,4 +60,7 @@ #define __IO_PREFIX sh73180se #include <asm/io_generic.h> -#endif /* __ASM_SH_HITACHI_SE73180_H */ +/* arch/sh/boards/se/73180/irq.c */ +int shmse_irq_demux(int irq); + +#endif /* __ASM_SH_SE73180_H */ diff --git a/include/asm-sh/smp.h b/include/asm-sh/smp.h index 71ecddf70db..caa7b93f1bc 100644 --- a/include/asm-sh/smp.h +++ b/include/asm-sh/smp.h @@ -15,7 +15,7 @@ #ifdef CONFIG_SMP -#include <asm/spinlock.h> +#include <linux/spinlock.h> #include <asm/atomic.h> #include <asm/current.h> diff --git a/include/asm-sh/spinlock.h b/include/asm-sh/spinlock.h index 2586eef07d5..92f6e2008b2 100644 --- a/include/asm-sh/spinlock.h +++ b/include/asm-sh/spinlock.h @@ -11,6 +11,7 @@ #define __ASM_SH_SPINLOCK_H #include <asm/atomic.h> +#include <asm/spinlock_types.h> /* * Your basic SMP spinlocks, allowing only a single CPU anywhere @@ -42,7 +43,7 @@ static inline void __raw_spin_lock(raw_spinlock_t *lock) static inline void __raw_spin_unlock(raw_spinlock_t *lock) { - assert_spin_locked(lock); + //assert_spin_locked(lock); lock->lock = 0; } @@ -88,6 +89,11 @@ static inline void __raw_write_unlock(raw_rwlock_t *rw) __raw_spin_unlock(&rw->lock); } +static inline int __raw_write_can_lock(raw_rwlock_t *rw) +{ + return (atomic_read(&rw->counter) == RW_LOCK_BIAS); +} + static inline int __raw_read_trylock(raw_rwlock_t *lock) { atomic_t *count = (atomic_t*)lock; diff --git a/include/asm-sh/spinlock_types.h b/include/asm-sh/spinlock_types.h index 8c41b6c3aac..5c58134f2c4 100644 --- a/include/asm-sh/spinlock_types.h +++ b/include/asm-sh/spinlock_types.h @@ -9,7 +9,9 @@ typedef struct { volatile unsigned long lock; } raw_spinlock_t; -#define __SPIN_LOCK_UNLOCKED { 0 } +#define __RAW_SPIN_LOCK_UNLOCKED { 1 } + +#include <asm/atomic.h> typedef struct { raw_spinlock_t lock; diff --git a/include/asm-sh/unistd.h b/include/asm-sh/unistd.h index af71e379a5e..77bcb09d6ac 100644 --- a/include/asm-sh/unistd.h +++ b/include/asm-sh/unistd.h @@ -329,8 +329,11 @@ #define __NR_getcpu 318 #define __NR_epoll_pwait 319 #define __NR_utimensat 320 +#define __NR_signalfd 321 +#define __NR_timerfd 322 +#define __NR_eventfd 323 -#define NR_syscalls 321 +#define NR_syscalls 324 #ifdef __KERNEL__ diff --git a/include/asm-sparc/atomic.h b/include/asm-sparc/atomic.h index 731fa56e0c3..bdca5416d8b 100644 --- a/include/asm-sparc/atomic.h +++ b/include/asm-sparc/atomic.h @@ -2,6 +2,7 @@ * * Copyright (C) 1996 David S. Miller (davem@caip.rutgers.edu) * Copyright (C) 2000 Anton Blanchard (anton@linuxcare.com.au) + * Copyright (C) 2007 Kyle McMartin (kyle@parisc-linux.org) * * Additions by Keith M Wesolowski (wesolows@foobazco.org) based * on asm-parisc/atomic.h Copyright (C) 2000 Philipp Rumpf <prumpf@tux.org>. @@ -10,11 +11,48 @@ #ifndef __ARCH_SPARC_ATOMIC__ #define __ARCH_SPARC_ATOMIC__ +#include <linux/types.h> typedef struct { volatile int counter; } atomic_t; #ifdef __KERNEL__ +/* Emulate cmpxchg() the same way we emulate atomics, + * by hashing the object address and indexing into an array + * of spinlocks to get a bit of performance... + * + * See arch/sparc/lib/atomic32.c for implementation. + * + * Cribbed from <asm-parisc/atomic.h> + */ +#define __HAVE_ARCH_CMPXCHG 1 + +/* bug catcher for when unsupported size is used - won't link */ +extern void __cmpxchg_called_with_bad_pointer(void); +/* we only need to support cmpxchg of a u32 on sparc */ +extern unsigned long __cmpxchg_u32(volatile u32 *m, u32 old, u32 new_); + +/* don't worry...optimizer will get rid of most of this */ +static __inline__ unsigned long +__cmpxchg(volatile void *ptr, unsigned long old, unsigned long new_, int size) +{ + switch(size) { + case 4: + return __cmpxchg_u32((u32 *)ptr, (u32)old, (u32)new_); + default: + __cmpxchg_called_with_bad_pointer(); + break; + } + return old; +} + +#define cmpxchg(ptr,o,n) ({ \ + __typeof__(*(ptr)) _o_ = (o); \ + __typeof__(*(ptr)) _n_ = (n); \ + (__typeof__(*(ptr))) __cmpxchg((ptr), (unsigned long)_o_, \ + (unsigned long)_n_, sizeof(*(ptr))); \ +}) + #define ATOMIC_INIT(i) { (i) } extern int __atomic_add_return(int, atomic_t *); diff --git a/include/asm-sparc64/bugs.h b/include/asm-sparc64/bugs.h index 120422fdb02..bf39d86c0c9 100644 --- a/include/asm-sparc64/bugs.h +++ b/include/asm-sparc64/bugs.h @@ -1,9 +1,8 @@ -/* $Id: bugs.h,v 1.1 1996/12/26 13:25:20 davem Exp $ - * include/asm-sparc64/bugs.h: Sparc probes for various bugs. +/* bugs.h: Sparc64 probes for various bugs. * - * Copyright (C) 1996 David S. Miller (davem@caip.rutgers.edu) + * Copyright (C) 1996, 2007 David S. Miller (davem@davemloft.net) */ - +#include <asm/sstate.h> extern unsigned long loops_per_jiffy; @@ -12,4 +11,5 @@ static void __init check_bugs(void) #ifndef CONFIG_SMP cpu_data(0).udelay_val = loops_per_jiffy; #endif + sstate_running(); } diff --git a/include/asm-sparc64/cpudata.h b/include/asm-sparc64/cpudata.h index e89922d6718..445026fbec3 100644 --- a/include/asm-sparc64/cpudata.h +++ b/include/asm-sparc64/cpudata.h @@ -17,11 +17,11 @@ typedef struct { /* Dcache line 1 */ unsigned int __softirq_pending; /* must be 1st, see rtrap.S */ - unsigned int __pad0_1; - unsigned int __pad0_2; - unsigned int __pad1; + unsigned int __pad0; unsigned long clock_tick; /* %tick's per second */ unsigned long udelay_val; + unsigned int __pad1; + unsigned int __pad2; /* Dcache line 2, rarely used */ unsigned int dcache_size; @@ -30,8 +30,8 @@ typedef struct { unsigned int icache_line_size; unsigned int ecache_size; unsigned int ecache_line_size; - unsigned int __pad3; - unsigned int __pad4; + int core_id; + int proc_id; } cpuinfo_sparc; DECLARE_PER_CPU(cpuinfo_sparc, __cpu_data); @@ -76,12 +76,18 @@ struct trap_per_cpu { /* Dcache line 8: IRQ work list, and keep trap_block a power-of-2 in size. */ unsigned int irq_worklist; - unsigned int __pad1; - unsigned long __pad2[3]; + unsigned int cpu_mondo_qmask; + unsigned int dev_mondo_qmask; + unsigned int resum_qmask; + unsigned int nonresum_qmask; + unsigned int __pad2[3]; } __attribute__((aligned(64))); extern struct trap_per_cpu trap_block[NR_CPUS]; extern void init_cur_cpu_trap(struct thread_info *); extern void setup_tba(void); +extern int ncpus_probed; + +extern unsigned long real_hard_smp_processor_id(void); struct cpuid_patch_entry { unsigned int addr; @@ -122,6 +128,10 @@ extern struct sun4v_2insn_patch_entry __sun4v_2insn_patch, #define TRAP_PER_CPU_TSB_HUGE 0xd0 #define TRAP_PER_CPU_TSB_HUGE_TEMP 0xd8 #define TRAP_PER_CPU_IRQ_WORKLIST 0xe0 +#define TRAP_PER_CPU_CPU_MONDO_QMASK 0xe4 +#define TRAP_PER_CPU_DEV_MONDO_QMASK 0xe8 +#define TRAP_PER_CPU_RESUM_QMASK 0xec +#define TRAP_PER_CPU_NONRESUM_QMASK 0xf0 #define TRAP_BLOCK_SZ_SHIFT 8 @@ -192,7 +202,7 @@ extern struct sun4v_2insn_patch_entry __sun4v_2insn_patch, * the calculations done by the macro mid-stream. */ #define LOAD_PER_CPU_BASE(DEST, THR, REG1, REG2, REG3) \ - ldub [THR + TI_CPU], REG1; \ + lduh [THR + TI_CPU], REG1; \ sethi %hi(__per_cpu_shift), REG3; \ sethi %hi(__per_cpu_base), REG2; \ ldx [REG3 + %lo(__per_cpu_shift)], REG3; \ diff --git a/include/asm-sparc64/dma-mapping.h b/include/asm-sparc64/dma-mapping.h index 9329429fb7f..c58ec1661df 100644 --- a/include/asm-sparc64/dma-mapping.h +++ b/include/asm-sparc64/dma-mapping.h @@ -15,8 +15,7 @@ static inline int dma_supported(struct device *dev, u64 mask) { - BUG_ON(dev->bus != &pci_bus_type && - dev->bus != &ebus_bus_type); + BUG_ON(dev->bus != &pci_bus_type); return pci_dma_supported(to_pci_dev(dev), mask); } @@ -24,8 +23,7 @@ dma_supported(struct device *dev, u64 mask) static inline int dma_set_mask(struct device *dev, u64 dma_mask) { - BUG_ON(dev->bus != &pci_bus_type && - dev->bus != &ebus_bus_type); + BUG_ON(dev->bus != &pci_bus_type); return pci_set_dma_mask(to_pci_dev(dev), dma_mask); } @@ -34,8 +32,7 @@ static inline void * dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t flag) { - BUG_ON(dev->bus != &pci_bus_type && - dev->bus != &ebus_bus_type); + BUG_ON(dev->bus != &pci_bus_type); return pci_iommu_ops->alloc_consistent(to_pci_dev(dev), size, dma_handle, flag); } @@ -44,8 +41,7 @@ static inline void dma_free_coherent(struct device *dev, size_t size, void *cpu_addr, dma_addr_t dma_handle) { - BUG_ON(dev->bus != &pci_bus_type && - dev->bus != &ebus_bus_type); + BUG_ON(dev->bus != &pci_bus_type); pci_free_consistent(to_pci_dev(dev), size, cpu_addr, dma_handle); } @@ -54,8 +50,7 @@ static inline dma_addr_t dma_map_single(struct device *dev, void *cpu_addr, size_t size, enum dma_data_direction direction) { - BUG_ON(dev->bus != &pci_bus_type && - dev->bus != &ebus_bus_type); + BUG_ON(dev->bus != &pci_bus_type); return pci_map_single(to_pci_dev(dev), cpu_addr, size, (int)direction); } @@ -64,8 +59,7 @@ static inline void dma_unmap_single(struct device *dev, dma_addr_t dma_addr, size_t size, enum dma_data_direction direction) { - BUG_ON(dev->bus != &pci_bus_type && - dev->bus != &ebus_bus_type); + BUG_ON(dev->bus != &pci_bus_type); pci_unmap_single(to_pci_dev(dev), dma_addr, size, (int)direction); } @@ -75,8 +69,7 @@ dma_map_page(struct device *dev, struct page *page, unsigned long offset, size_t size, enum dma_data_direction direction) { - BUG_ON(dev->bus != &pci_bus_type && - dev->bus != &ebus_bus_type); + BUG_ON(dev->bus != &pci_bus_type); return pci_map_page(to_pci_dev(dev), page, offset, size, (int)direction); } @@ -85,8 +78,7 @@ static inline void dma_unmap_page(struct device *dev, dma_addr_t dma_address, size_t size, enum dma_data_direction direction) { - BUG_ON(dev->bus != &pci_bus_type && - dev->bus != &ebus_bus_type); + BUG_ON(dev->bus != &pci_bus_type); pci_unmap_page(to_pci_dev(dev), dma_address, size, (int)direction); } @@ -95,8 +87,7 @@ static inline int dma_map_sg(struct device *dev, struct scatterlist *sg, int nents, enum dma_data_direction direction) { - BUG_ON(dev->bus != &pci_bus_type && - dev->bus != &ebus_bus_type); + BUG_ON(dev->bus != &pci_bus_type); return pci_map_sg(to_pci_dev(dev), sg, nents, (int)direction); } @@ -105,8 +96,7 @@ static inline void dma_unmap_sg(struct device *dev, struct scatterlist *sg, int nhwentries, enum dma_data_direction direction) { - BUG_ON(dev->bus != &pci_bus_type && - dev->bus != &ebus_bus_type); + BUG_ON(dev->bus != &pci_bus_type); pci_unmap_sg(to_pci_dev(dev), sg, nhwentries, (int)direction); } @@ -115,8 +105,7 @@ static inline void dma_sync_single_for_cpu(struct device *dev, dma_addr_t dma_handle, size_t size, enum dma_data_direction direction) { - BUG_ON(dev->bus != &pci_bus_type && - dev->bus != &ebus_bus_type); + BUG_ON(dev->bus != &pci_bus_type); pci_dma_sync_single_for_cpu(to_pci_dev(dev), dma_handle, size, (int)direction); @@ -126,8 +115,7 @@ static inline void dma_sync_single_for_device(struct device *dev, dma_addr_t dma_handle, size_t size, enum dma_data_direction direction) { - BUG_ON(dev->bus != &pci_bus_type && - dev->bus != &ebus_bus_type); + BUG_ON(dev->bus != &pci_bus_type); pci_dma_sync_single_for_device(to_pci_dev(dev), dma_handle, size, (int)direction); @@ -137,8 +125,7 @@ static inline void dma_sync_sg_for_cpu(struct device *dev, struct scatterlist *sg, int nelems, enum dma_data_direction direction) { - BUG_ON(dev->bus != &pci_bus_type && - dev->bus != &ebus_bus_type); + BUG_ON(dev->bus != &pci_bus_type); pci_dma_sync_sg_for_cpu(to_pci_dev(dev), sg, nelems, (int)direction); } @@ -147,8 +134,7 @@ static inline void dma_sync_sg_for_device(struct device *dev, struct scatterlist *sg, int nelems, enum dma_data_direction direction) { - BUG_ON(dev->bus != &pci_bus_type && - dev->bus != &ebus_bus_type); + BUG_ON(dev->bus != &pci_bus_type); pci_dma_sync_sg_for_device(to_pci_dev(dev), sg, nelems, (int)direction); } @@ -162,6 +148,22 @@ dma_mapping_error(dma_addr_t dma_addr) #else struct device; +struct page; +struct scatterlist; + +static inline int +dma_supported(struct device *dev, u64 mask) +{ + BUG(); + return 0; +} + +static inline int +dma_set_mask(struct device *dev, u64 dma_mask) +{ + BUG(); + return 0; +} static inline void *dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle, gfp_t flag) @@ -176,6 +178,52 @@ static inline void dma_free_coherent(struct device *dev, size_t size, BUG(); } +static inline dma_addr_t +dma_map_single(struct device *dev, void *cpu_addr, size_t size, + enum dma_data_direction direction) +{ + BUG(); + return 0; +} + +static inline void +dma_unmap_single(struct device *dev, dma_addr_t dma_addr, size_t size, + enum dma_data_direction direction) +{ + BUG(); +} + +static inline dma_addr_t +dma_map_page(struct device *dev, struct page *page, + unsigned long offset, size_t size, + enum dma_data_direction direction) +{ + BUG(); + return 0; +} + +static inline void +dma_unmap_page(struct device *dev, dma_addr_t dma_address, size_t size, + enum dma_data_direction direction) +{ + BUG(); +} + +static inline int +dma_map_sg(struct device *dev, struct scatterlist *sg, int nents, + enum dma_data_direction direction) +{ + BUG(); + return 0; +} + +static inline void +dma_unmap_sg(struct device *dev, struct scatterlist *sg, int nhwentries, + enum dma_data_direction direction) +{ + BUG(); +} + static inline void dma_sync_single_for_cpu(struct device *dev, dma_addr_t dma_handle, size_t size, enum dma_data_direction direction) @@ -190,6 +238,27 @@ dma_sync_single_for_device(struct device *dev, dma_addr_t dma_handle, size_t siz BUG(); } +static inline void +dma_sync_sg_for_cpu(struct device *dev, struct scatterlist *sg, int nelems, + enum dma_data_direction direction) +{ + BUG(); +} + +static inline void +dma_sync_sg_for_device(struct device *dev, struct scatterlist *sg, int nelems, + enum dma_data_direction direction) +{ + BUG(); +} + +static inline int +dma_mapping_error(dma_addr_t dma_addr) +{ + BUG(); + return 0; +} + #endif /* PCI */ diff --git a/include/asm-sparc64/hypervisor.h b/include/asm-sparc64/hypervisor.h index a5558c87556..db2130a95d6 100644 --- a/include/asm-sparc64/hypervisor.h +++ b/include/asm-sparc64/hypervisor.h @@ -73,6 +73,8 @@ #define HV_ENOTSUPPORTED 13 /* Function not supported */ #define HV_ENOMAP 14 /* No mapping found */ #define HV_ETOOMANY 15 /* Too many items specified */ +#define HV_ECHANNEL 16 /* Invalid LDC channel */ +#define HV_EBUSY 17 /* Resource busy */ /* mach_exit() * TRAP: HV_FAST_TRAP @@ -95,6 +97,10 @@ */ #define HV_FAST_MACH_EXIT 0x00 +#ifndef __ASSEMBLY__ +extern void sun4v_mach_exit(unsigned long exit_core); +#endif + /* Domain services. */ /* mach_desc() @@ -120,7 +126,13 @@ */ #define HV_FAST_MACH_DESC 0x01 -/* mach_exit() +#ifndef __ASSEMBLY__ +extern unsigned long sun4v_mach_desc(unsigned long buffer_pa, + unsigned long buf_len, + unsigned long *real_buf_len); +#endif + +/* mach_sir() * TRAP: HV_FAST_TRAP * FUNCTION: HV_FAST_MACH_SIR * ERRORS: This service does not return. @@ -135,53 +147,66 @@ */ #define HV_FAST_MACH_SIR 0x02 -/* mach_set_soft_state() +#ifndef __ASSEMBLY__ +extern void sun4v_mach_sir(void); +#endif + +/* mach_set_watchdog() * TRAP: HV_FAST_TRAP - * FUNCTION: HV_FAST_MACH_SET_SOFT_STATE - * ARG0: software state - * ARG1: software state description pointer + * FUNCTION: HV_FAST_MACH_SET_WATCHDOG + * ARG0: timeout in milliseconds * RET0: status - * ERRORS: EINVAL software state not valid or software state - * description is not NULL terminated - * ENORADDR software state description pointer is not a - * valid real address - * EBADALIGNED software state description is not correctly - * aligned + * RET1: time remaining in milliseconds * - * This allows the guest to report it's soft state to the hypervisor. There - * are two primary components to this state. The first part states whether - * the guest software is running or not. The second containts optional - * details specific to the software. + * A guest uses this API to set a watchdog timer. Once the gues has set + * the timer, it must call the timer service again either to disable or + * postpone the expiration. If the timer expires before being reset or + * disabled, then the hypervisor take a platform specific action leading + * to guest termination within a bounded time period. The platform action + * may include recovery actions such as reporting the expiration to a + * Service Processor, and/or automatically restarting the gues. * - * The software state argument is defined below in HV_SOFT_STATE_*, and - * indicates whether the guest is operating normally or in a transitional - * state. + * The 'timeout' parameter is specified in milliseconds, however the + * implementated granularity is given by the 'watchdog-resolution' + * property in the 'platform' node of the guest's machine description. + * The largest allowed timeout value is specified by the + * 'watchdog-max-timeout' property of the 'platform' node. * - * The software state description argument is a real address of a data buffer - * of size 32-bytes aligned on a 32-byte boundary. It is treated as a NULL - * terminated 7-bit ASCII string of up to 31 characters not including the - * NULL termination. - */ -#define HV_FAST_MACH_SET_SOFT_STATE 0x03 -#define HV_SOFT_STATE_NORMAL 0x01 -#define HV_SOFT_STATE_TRANSITION 0x02 - -/* mach_get_soft_state() - * TRAP: HV_FAST_TRAP - * FUNCTION: HV_FAST_MACH_GET_SOFT_STATE - * ARG0: software state description pointer - * RET0: status - * RET1: software state - * ERRORS: ENORADDR software state description pointer is not a - * valid real address - * EBADALIGNED software state description is not correctly - * aligned + * If the 'timeout' argument is not zero, the watchdog timer is set to + * expire after a minimum of 'timeout' milliseconds. * - * Retrieve the current value of the guest's software state. The rules - * for the software state pointer are the same as for mach_set_soft_state() - * above. + * If the 'timeout' argument is zero, the watchdog timer is disabled. + * + * If the 'timeout' value exceeds the value of the 'max-watchdog-timeout' + * property, the hypervisor leaves the watchdog timer state unchanged, + * and returns a status of EINVAL. + * + * The 'time remaining' return value is valid regardless of whether the + * return status is EOK or EINVAL. A non-zero return value indicates the + * number of milliseconds that were remaining until the timer was to expire. + * If less than one millisecond remains, the return value is '1'. If the + * watchdog timer was disabled at the time of the call, the return value is + * zero. + * + * If the hypervisor cannot support the exact timeout value requested, but + * can support a larger timeout value, the hypervisor may round the actual + * timeout to a value larger than the requested timeout, consequently the + * 'time remaining' return value may be larger than the previously requested + * timeout value. + * + * Any guest OS debugger should be aware that the watchdog service may be in + * use. Consequently, it is recommended that the watchdog service is + * disabled upon debugger entry (e.g. reaching a breakpoint), and then + * re-enabled upon returning to normal execution. The API has been designed + * with this in mind, and the 'time remaining' result of the disable call may + * be used directly as the timeout argument of the re-enable call. */ -#define HV_FAST_MACH_GET_SOFT_STATE 0x04 +#define HV_FAST_MACH_SET_WATCHDOG 0x05 + +#ifndef __ASSEMBLY__ +extern unsigned long sun4v_mach_set_watchdog(unsigned long timeout, + unsigned long *orig_timeout); +#endif /* CPU services. * @@ -206,8 +231,8 @@ * FUNCTION: HV_FAST_CPU_START * ARG0: CPU ID * ARG1: PC - * ARG1: RTBA - * ARG1: target ARG0 + * ARG2: RTBA + * ARG3: target ARG0 * RET0: status * ERRORS: ENOCPU Invalid CPU ID * EINVAL Target CPU ID is not in the stopped state @@ -224,6 +249,13 @@ */ #define HV_FAST_CPU_START 0x10 +#ifndef __ASSEMBLY__ +extern unsigned long sun4v_cpu_start(unsigned long cpuid, + unsigned long pc, + unsigned long rtba, + unsigned long arg0); +#endif + /* cpu_stop() * TRAP: HV_FAST_TRAP * FUNCTION: HV_FAST_CPU_STOP @@ -245,6 +277,10 @@ */ #define HV_FAST_CPU_STOP 0x11 +#ifndef __ASSEMBLY__ +extern unsigned long sun4v_cpu_stop(unsigned long cpuid); +#endif + /* cpu_yield() * TRAP: HV_FAST_TRAP * FUNCTION: HV_FAST_CPU_YIELD @@ -588,6 +624,11 @@ struct hv_fault_status { */ #define HV_FAST_MMU_TSB_CTX0 0x20 +#ifndef __ASSEMBLY__ +extern unsigned long sun4v_mmu_tsb_ctx0(unsigned long num_descriptions, + unsigned long tsb_desc_ra); +#endif + /* mmu_tsb_ctxnon0() * TRAP: HV_FAST_TRAP * FUNCTION: HV_FAST_MMU_TSB_CTXNON0 @@ -694,6 +735,13 @@ struct hv_fault_status { */ #define HV_FAST_MMU_MAP_PERM_ADDR 0x25 +#ifndef __ASSEMBLY__ +extern unsigned long sun4v_mmu_map_perm_addr(unsigned long vaddr, + unsigned long set_to_zero, + unsigned long tte, + unsigned long flags); +#endif + /* mmu_fault_area_conf() * TRAP: HV_FAST_TRAP * FUNCTION: HV_FAST_MMU_FAULT_AREA_CONF @@ -892,6 +940,10 @@ struct hv_fault_status { */ #define HV_FAST_TOD_GET 0x50 +#ifndef __ASSEMBLY__ +extern unsigned long sun4v_tod_get(unsigned long *time); +#endif + /* tod_set() * TRAP: HV_FAST_TRAP * FUNCTION: HV_FAST_TOD_SET @@ -905,6 +957,10 @@ struct hv_fault_status { */ #define HV_FAST_TOD_SET 0x51 +#ifndef __ASSEMBLY__ +extern unsigned long sun4v_tod_set(unsigned long time); +#endif + /* Console services */ /* con_getchar() @@ -988,6 +1044,133 @@ extern unsigned long sun4v_con_write(unsigned long buffer, unsigned long *bytes_written); #endif +/* mach_set_soft_state() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_MACH_SET_SOFT_STATE + * ARG0: software state + * ARG1: software state description pointer + * RET0: status + * ERRORS: EINVAL software state not valid or software state + * description is not NULL terminated + * ENORADDR software state description pointer is not a + * valid real address + * EBADALIGNED software state description is not correctly + * aligned + * + * This allows the guest to report it's soft state to the hypervisor. There + * are two primary components to this state. The first part states whether + * the guest software is running or not. The second containts optional + * details specific to the software. + * + * The software state argument is defined below in HV_SOFT_STATE_*, and + * indicates whether the guest is operating normally or in a transitional + * state. + * + * The software state description argument is a real address of a data buffer + * of size 32-bytes aligned on a 32-byte boundary. It is treated as a NULL + * terminated 7-bit ASCII string of up to 31 characters not including the + * NULL termination. + */ +#define HV_FAST_MACH_SET_SOFT_STATE 0x70 +#define HV_SOFT_STATE_NORMAL 0x01 +#define HV_SOFT_STATE_TRANSITION 0x02 + +#ifndef __ASSEMBLY__ +extern unsigned long sun4v_mach_set_soft_state(unsigned long soft_state, + unsigned long msg_string_ra); +#endif + +/* mach_get_soft_state() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_MACH_GET_SOFT_STATE + * ARG0: software state description pointer + * RET0: status + * RET1: software state + * ERRORS: ENORADDR software state description pointer is not a + * valid real address + * EBADALIGNED software state description is not correctly + * aligned + * + * Retrieve the current value of the guest's software state. The rules + * for the software state pointer are the same as for mach_set_soft_state() + * above. + */ +#define HV_FAST_MACH_GET_SOFT_STATE 0x71 + +/* svc_send() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_SVC_SEND + * ARG0: service ID + * ARG1: buffer real address + * ARG2: buffer size + * RET0: STATUS + * RET1: sent_bytes + * + * Be careful, all output registers are clobbered by this operation, + * so for example it is not possible to save away a value in %o4 + * across the trap. + */ +#define HV_FAST_SVC_SEND 0x80 + +/* svc_recv() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_SVC_RECV + * ARG0: service ID + * ARG1: buffer real address + * ARG2: buffer size + * RET0: STATUS + * RET1: recv_bytes + * + * Be careful, all output registers are clobbered by this operation, + * so for example it is not possible to save away a value in %o4 + * across the trap. + */ +#define HV_FAST_SVC_RECV 0x81 + +/* svc_getstatus() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_SVC_GETSTATUS + * ARG0: service ID + * RET0: STATUS + * RET1: status bits + */ +#define HV_FAST_SVC_GETSTATUS 0x82 + +/* svc_setstatus() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_SVC_SETSTATUS + * ARG0: service ID + * ARG1: bits to set + * RET0: STATUS + */ +#define HV_FAST_SVC_SETSTATUS 0x83 + +/* svc_clrstatus() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_SVC_CLRSTATUS + * ARG0: service ID + * ARG1: bits to clear + * RET0: STATUS + */ +#define HV_FAST_SVC_CLRSTATUS 0x84 + +#ifndef __ASSEMBLY__ +extern unsigned long sun4v_svc_send(unsigned long svc_id, + unsigned long buffer, + unsigned long buffer_size, + unsigned long *sent_bytes); +extern unsigned long sun4v_svc_recv(unsigned long svc_id, + unsigned long buffer, + unsigned long buffer_size, + unsigned long *recv_bytes); +extern unsigned long sun4v_svc_getstatus(unsigned long svc_id, + unsigned long *status_bits); +extern unsigned long sun4v_svc_setstatus(unsigned long svc_id, + unsigned long status_bits); +extern unsigned long sun4v_svc_clrstatus(unsigned long svc_id, + unsigned long status_bits); +#endif + /* Trap trace services. * * The hypervisor provides a trap tracing capability for privileged @@ -1379,6 +1562,113 @@ extern unsigned long sun4v_intr_gettarget(unsigned long sysino); extern unsigned long sun4v_intr_settarget(unsigned long sysino, unsigned long cpuid); #endif +/* vintr_get_cookie() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_VINTR_GET_COOKIE + * ARG0: device handle + * ARG1: device ino + * RET0: status + * RET1: cookie + */ +#define HV_FAST_VINTR_GET_COOKIE 0xa7 + +/* vintr_set_cookie() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_VINTR_SET_COOKIE + * ARG0: device handle + * ARG1: device ino + * ARG2: cookie + * RET0: status + */ +#define HV_FAST_VINTR_SET_COOKIE 0xa8 + +/* vintr_get_valid() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_VINTR_GET_VALID + * ARG0: device handle + * ARG1: device ino + * RET0: status + * RET1: valid state + */ +#define HV_FAST_VINTR_GET_VALID 0xa9 + +/* vintr_set_valid() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_VINTR_SET_VALID + * ARG0: device handle + * ARG1: device ino + * ARG2: valid state + * RET0: status + */ +#define HV_FAST_VINTR_SET_VALID 0xaa + +/* vintr_get_state() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_VINTR_GET_STATE + * ARG0: device handle + * ARG1: device ino + * RET0: status + * RET1: state + */ +#define HV_FAST_VINTR_GET_STATE 0xab + +/* vintr_set_state() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_VINTR_SET_STATE + * ARG0: device handle + * ARG1: device ino + * ARG2: state + * RET0: status + */ +#define HV_FAST_VINTR_SET_STATE 0xac + +/* vintr_get_target() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_VINTR_GET_TARGET + * ARG0: device handle + * ARG1: device ino + * RET0: status + * RET1: cpuid + */ +#define HV_FAST_VINTR_GET_TARGET 0xad + +/* vintr_set_target() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_VINTR_SET_TARGET + * ARG0: device handle + * ARG1: device ino + * ARG2: cpuid + * RET0: status + */ +#define HV_FAST_VINTR_SET_TARGET 0xae + +#ifndef __ASSEMBLY__ +extern unsigned long sun4v_vintr_get_cookie(unsigned long dev_handle, + unsigned long dev_ino, + unsigned long *cookie); +extern unsigned long sun4v_vintr_set_cookie(unsigned long dev_handle, + unsigned long dev_ino, + unsigned long cookie); +extern unsigned long sun4v_vintr_get_valid(unsigned long dev_handle, + unsigned long dev_ino, + unsigned long *valid); +extern unsigned long sun4v_vintr_set_valid(unsigned long dev_handle, + unsigned long dev_ino, + unsigned long valid); +extern unsigned long sun4v_vintr_get_state(unsigned long dev_handle, + unsigned long dev_ino, + unsigned long *state); +extern unsigned long sun4v_vintr_set_state(unsigned long dev_handle, + unsigned long dev_ino, + unsigned long state); +extern unsigned long sun4v_vintr_get_target(unsigned long dev_handle, + unsigned long dev_ino, + unsigned long *cpuid); +extern unsigned long sun4v_vintr_set_target(unsigned long dev_handle, + unsigned long dev_ino, + unsigned long cpuid); +#endif + /* PCI IO services. * * See the terminology descriptions in the device interrupt services @@ -2037,6 +2327,348 @@ extern unsigned long sun4v_intr_settarget(unsigned long sysino, unsigned long cp */ #define HV_FAST_PCI_MSG_SETVALID 0xd3 +/* Logical Domain Channel services. */ + +#define LDC_CHANNEL_DOWN 0 +#define LDC_CHANNEL_UP 1 +#define LDC_CHANNEL_RESETTING 2 + +/* ldc_tx_qconf() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_LDC_TX_QCONF + * ARG0: channel ID + * ARG1: real address base of queue + * ARG2: num entries in queue + * RET0: status + * + * Configure transmit queue for the LDC endpoint specified by the + * given channel ID, to be placed at the given real address, and + * be of the given num entries. Num entries must be a power of two. + * The real address base of the queue must be aligned on the queue + * size. Each queue entry is 64-bytes, so for example, a 32 entry + * queue must be aligned on a 2048 byte real address boundary. + * + * Upon configuration of a valid transmit queue the head and tail + * pointers are set to a hypervisor specific identical value indicating + * that the queue initially is empty. + * + * The endpoint's transmit queue is un-configured if num entries is zero. + * + * The maximum number of entries for each queue for a specific cpu may be + * determined from the machine description. A transmit queue may be + * specified even in the event that the LDC is down (peer endpoint has no + * receive queue specified). Transmission will begin as soon as the peer + * endpoint defines a receive queue. + * + * It is recommended that a guest wait for a transmit queue to empty prior + * to reconfiguring it, or un-configuring it. Re or un-configuring of a + * non-empty transmit queue behaves exactly as defined above, however it + * is undefined as to how many of the pending entries in the original queue + * will be delivered prior to the re-configuration taking effect. + * Furthermore, as the queue configuration causes a reset of the head and + * tail pointers there is no way for a guest to determine how many entries + * have been sent after the configuration operation. + */ +#define HV_FAST_LDC_TX_QCONF 0xe0 + +/* ldc_tx_qinfo() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_LDC_TX_QINFO + * ARG0: channel ID + * RET0: status + * RET1: real address base of queue + * RET2: num entries in queue + * + * Return the configuration info for the transmit queue of LDC endpoint + * defined by the given channel ID. The real address is the currently + * defined real address base of the defined queue, and num entries is the + * size of the queue in terms of number of entries. + * + * If the specified channel ID is a valid endpoint number, but no transmit + * queue has been defined this service will return success, but with num + * entries set to zero and the real address will have an undefined value. + */ +#define HV_FAST_LDC_TX_QINFO 0xe1 + +/* ldc_tx_get_state() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_LDC_TX_GET_STATE + * ARG0: channel ID + * RET0: status + * RET1: head offset + * RET2: tail offset + * RET3: channel state + * + * Return the transmit state, and the head and tail queue pointers, for + * the transmit queue of the LDC endpoint defined by the given channel ID. + * The head and tail values are the byte offset of the head and tail + * positions of the transmit queue for the specified endpoint. + */ +#define HV_FAST_LDC_TX_GET_STATE 0xe2 + +/* ldc_tx_set_qtail() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_LDC_TX_SET_QTAIL + * ARG0: channel ID + * ARG1: tail offset + * RET0: status + * + * Update the tail pointer for the transmit queue associated with the LDC + * endpoint defined by the given channel ID. The tail offset specified + * must be aligned on a 64 byte boundary, and calculated so as to increase + * the number of pending entries on the transmit queue. Any attempt to + * decrease the number of pending transmit queue entires is considered + * an invalid tail offset and will result in an EINVAL error. + * + * Since the tail of the transmit queue may not be moved backwards, the + * transmit queue may be flushed by configuring a new transmit queue, + * whereupon the hypervisor will configure the initial transmit head and + * tail pointers to be equal. + */ +#define HV_FAST_LDC_TX_SET_QTAIL 0xe3 + +/* ldc_rx_qconf() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_LDC_RX_QCONF + * ARG0: channel ID + * ARG1: real address base of queue + * ARG2: num entries in queue + * RET0: status + * + * Configure receive queue for the LDC endpoint specified by the + * given channel ID, to be placed at the given real address, and + * be of the given num entries. Num entries must be a power of two. + * The real address base of the queue must be aligned on the queue + * size. Each queue entry is 64-bytes, so for example, a 32 entry + * queue must be aligned on a 2048 byte real address boundary. + * + * The endpoint's transmit queue is un-configured if num entries is zero. + * + * If a valid receive queue is specified for a local endpoint the LDC is + * in the up state for the purpose of transmission to this endpoint. + * + * The maximum number of entries for each queue for a specific cpu may be + * determined from the machine description. + * + * As receive queue configuration causes a reset of the queue's head and + * tail pointers there is no way for a gues to determine how many entries + * have been received between a preceeding ldc_get_rx_state() API call + * and the completion of the configuration operation. It should be noted + * that datagram delivery is not guarenteed via domain channels anyway, + * and therefore any higher protocol should be resilient to datagram + * loss if necessary. However, to overcome this specific race potential + * it is recommended, for example, that a higher level protocol be employed + * to ensure either retransmission, or ensure that no datagrams are pending + * on the peer endpoint's transmit queue prior to the configuration process. + */ +#define HV_FAST_LDC_RX_QCONF 0xe4 + +/* ldc_rx_qinfo() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_LDC_RX_QINFO + * ARG0: channel ID + * RET0: status + * RET1: real address base of queue + * RET2: num entries in queue + * + * Return the configuration info for the receive queue of LDC endpoint + * defined by the given channel ID. The real address is the currently + * defined real address base of the defined queue, and num entries is the + * size of the queue in terms of number of entries. + * + * If the specified channel ID is a valid endpoint number, but no receive + * queue has been defined this service will return success, but with num + * entries set to zero and the real address will have an undefined value. + */ +#define HV_FAST_LDC_RX_QINFO 0xe5 + +/* ldc_rx_get_state() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_LDC_RX_GET_STATE + * ARG0: channel ID + * RET0: status + * RET1: head offset + * RET2: tail offset + * RET3: channel state + * + * Return the receive state, and the head and tail queue pointers, for + * the receive queue of the LDC endpoint defined by the given channel ID. + * The head and tail values are the byte offset of the head and tail + * positions of the receive queue for the specified endpoint. + */ +#define HV_FAST_LDC_RX_GET_STATE 0xe6 + +/* ldc_rx_set_qhead() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_LDC_RX_SET_QHEAD + * ARG0: channel ID + * ARG1: head offset + * RET0: status + * + * Update the head pointer for the receive queue associated with the LDC + * endpoint defined by the given channel ID. The head offset specified + * must be aligned on a 64 byte boundary, and calculated so as to decrease + * the number of pending entries on the receive queue. Any attempt to + * increase the number of pending receive queue entires is considered + * an invalid head offset and will result in an EINVAL error. + * + * The receive queue may be flushed by setting the head offset equal + * to the current tail offset. + */ +#define HV_FAST_LDC_RX_SET_QHEAD 0xe7 + +/* LDC Map Table Entry. Each slot is defined by a translation table + * entry, as specified by the LDC_MTE_* bits below, and a 64-bit + * hypervisor invalidation cookie. + */ +#define LDC_MTE_PADDR 0x0fffffffffffe000 /* pa[55:13] */ +#define LDC_MTE_COPY_W 0x0000000000000400 /* copy write access */ +#define LDC_MTE_COPY_R 0x0000000000000200 /* copy read access */ +#define LDC_MTE_IOMMU_W 0x0000000000000100 /* IOMMU write access */ +#define LDC_MTE_IOMMU_R 0x0000000000000080 /* IOMMU read access */ +#define LDC_MTE_EXEC 0x0000000000000040 /* execute */ +#define LDC_MTE_WRITE 0x0000000000000020 /* read */ +#define LDC_MTE_READ 0x0000000000000010 /* write */ +#define LDC_MTE_SZALL 0x000000000000000f /* page size bits */ +#define LDC_MTE_SZ16GB 0x0000000000000007 /* 16GB page */ +#define LDC_MTE_SZ2GB 0x0000000000000006 /* 2GB page */ +#define LDC_MTE_SZ256MB 0x0000000000000005 /* 256MB page */ +#define LDC_MTE_SZ32MB 0x0000000000000004 /* 32MB page */ +#define LDC_MTE_SZ4MB 0x0000000000000003 /* 4MB page */ +#define LDC_MTE_SZ512K 0x0000000000000002 /* 512K page */ +#define LDC_MTE_SZ64K 0x0000000000000001 /* 64K page */ +#define LDC_MTE_SZ8K 0x0000000000000000 /* 8K page */ + +#ifndef __ASSEMBLY__ +struct ldc_mtable_entry { + unsigned long mte; + unsigned long cookie; +}; +#endif + +/* ldc_set_map_table() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_LDC_SET_MAP_TABLE + * ARG0: channel ID + * ARG1: table real address + * ARG2: num entries + * RET0: status + * + * Register the MTE table at the given table real address, with the + * specified num entries, for the LDC indicated by the given channel + * ID. + */ +#define HV_FAST_LDC_SET_MAP_TABLE 0xea + +/* ldc_get_map_table() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_LDC_GET_MAP_TABLE + * ARG0: channel ID + * RET0: status + * RET1: table real address + * RET2: num entries + * + * Return the configuration of the current mapping table registered + * for the given channel ID. + */ +#define HV_FAST_LDC_GET_MAP_TABLE 0xeb + +#define LDC_COPY_IN 0 +#define LDC_COPY_OUT 1 + +/* ldc_copy() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_LDC_COPY + * ARG0: channel ID + * ARG1: LDC_COPY_* direction code + * ARG2: target real address + * ARG3: local real address + * ARG4: length in bytes + * RET0: status + * RET1: actual length in bytes + */ +#define HV_FAST_LDC_COPY 0xec + +#define LDC_MEM_READ 1 +#define LDC_MEM_WRITE 2 +#define LDC_MEM_EXEC 4 + +/* ldc_mapin() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_LDC_MAPIN + * ARG0: channel ID + * ARG1: cookie + * RET0: status + * RET1: real address + * RET2: LDC_MEM_* permissions + */ +#define HV_FAST_LDC_MAPIN 0xed + +/* ldc_unmap() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_LDC_UNMAP + * ARG0: real address + * RET0: status + */ +#define HV_FAST_LDC_UNMAP 0xee + +/* ldc_revoke() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_LDC_REVOKE + * ARG0: channel ID + * ARG1: cookie + * ARG2: ldc_mtable_entry cookie + * RET0: status + */ +#define HV_FAST_LDC_REVOKE 0xef + +#ifndef __ASSEMBLY__ +extern unsigned long sun4v_ldc_tx_qconf(unsigned long channel, + unsigned long ra, + unsigned long num_entries); +extern unsigned long sun4v_ldc_tx_qinfo(unsigned long channel, + unsigned long *ra, + unsigned long *num_entries); +extern unsigned long sun4v_ldc_tx_get_state(unsigned long channel, + unsigned long *head_off, + unsigned long *tail_off, + unsigned long *chan_state); +extern unsigned long sun4v_ldc_tx_set_qtail(unsigned long channel, + unsigned long tail_off); +extern unsigned long sun4v_ldc_rx_qconf(unsigned long channel, + unsigned long ra, + unsigned long num_entries); +extern unsigned long sun4v_ldc_rx_qinfo(unsigned long channel, + unsigned long *ra, + unsigned long *num_entries); +extern unsigned long sun4v_ldc_rx_get_state(unsigned long channel, + unsigned long *head_off, + unsigned long *tail_off, + unsigned long *chan_state); +extern unsigned long sun4v_ldc_rx_set_qhead(unsigned long channel, + unsigned long head_off); +extern unsigned long sun4v_ldc_set_map_table(unsigned long channel, + unsigned long ra, + unsigned long num_entries); +extern unsigned long sun4v_ldc_get_map_table(unsigned long channel, + unsigned long *ra, + unsigned long *num_entries); +extern unsigned long sun4v_ldc_copy(unsigned long channel, + unsigned long dir_code, + unsigned long tgt_raddr, + unsigned long lcl_raddr, + unsigned long len, + unsigned long *actual_len); +extern unsigned long sun4v_ldc_mapin(unsigned long channel, + unsigned long cookie, + unsigned long *ra, + unsigned long *perm); +extern unsigned long sun4v_ldc_unmap(unsigned long ra); +extern unsigned long sun4v_ldc_revoke(unsigned long channel, + unsigned long cookie, + unsigned long mte_cookie); +#endif + /* Performance counter services. */ #define HV_PERF_JBUS_PERF_CTRL_REG 0x00 @@ -2168,6 +2800,105 @@ struct hv_mmu_statistics { */ #define HV_FAST_MMUSTAT_INFO 0x103 +#ifndef __ASSEMBLY__ +extern unsigned long sun4v_mmustat_conf(unsigned long ra, unsigned long *orig_ra); +extern unsigned long sun4v_mmustat_info(unsigned long *ra); +#endif + +/* NCS crypto services */ + +/* ncs_request() sub-function numbers */ +#define HV_NCS_QCONF 0x01 +#define HV_NCS_QTAIL_UPDATE 0x02 + +#ifndef __ASSEMBLY__ +struct hv_ncs_queue_entry { + /* MAU Control Register */ + unsigned long mau_control; +#define MAU_CONTROL_INV_PARITY 0x0000000000002000 +#define MAU_CONTROL_STRAND 0x0000000000001800 +#define MAU_CONTROL_BUSY 0x0000000000000400 +#define MAU_CONTROL_INT 0x0000000000000200 +#define MAU_CONTROL_OP 0x00000000000001c0 +#define MAU_CONTROL_OP_SHIFT 6 +#define MAU_OP_LOAD_MA_MEMORY 0x0 +#define MAU_OP_STORE_MA_MEMORY 0x1 +#define MAU_OP_MODULAR_MULT 0x2 +#define MAU_OP_MODULAR_REDUCE 0x3 +#define MAU_OP_MODULAR_EXP_LOOP 0x4 +#define MAU_CONTROL_LEN 0x000000000000003f +#define MAU_CONTROL_LEN_SHIFT 0 + + /* Real address of bytes to load or store bytes + * into/out-of the MAU. + */ + unsigned long mau_mpa; + + /* Modular Arithmetic MA Offset Register. */ + unsigned long mau_ma; + + /* Modular Arithmetic N Prime Register. */ + unsigned long mau_np; +}; + +struct hv_ncs_qconf_arg { + unsigned long mid; /* MAU ID, 1 per core on Niagara */ + unsigned long base; /* Real address base of queue */ + unsigned long end; /* Real address end of queue */ + unsigned long num_ents; /* Number of entries in queue */ +}; + +struct hv_ncs_qtail_update_arg { + unsigned long mid; /* MAU ID, 1 per core on Niagara */ + unsigned long tail; /* New tail index to use */ + unsigned long syncflag; /* only SYNCFLAG_SYNC is implemented */ +#define HV_NCS_SYNCFLAG_SYNC 0x00 +#define HV_NCS_SYNCFLAG_ASYNC 0x01 +}; +#endif + +/* ncs_request() + * TRAP: HV_FAST_TRAP + * FUNCTION: HV_FAST_NCS_REQUEST + * ARG0: NCS sub-function + * ARG1: sub-function argument real address + * ARG2: size in bytes of sub-function argument + * RET0: status + * + * The MAU chip of the Niagara processor is not directly accessible + * to privileged code, instead it is programmed indirectly via this + * hypervisor API. + * + * The interfaces defines a queue of MAU operations to perform. + * Privileged code registers a queue with the hypervisor by invoking + * this HVAPI with the HV_NCS_QCONF sub-function, which defines the + * base, end, and number of entries of the queue. Each queue entry + * contains a MAU register struct block. + * + * The privileged code then proceeds to add entries to the queue and + * then invoke the HV_NCS_QTAIL_UPDATE sub-function. Since only + * synchronous operations are supported by the current hypervisor, + * HV_NCS_QTAIL_UPDATE will run all the pending queue entries to + * completion and return HV_EOK, or return an error code. + * + * The real address of the sub-function argument must be aligned on at + * least an 8-byte boundary. + * + * The tail argument of HV_NCS_QTAIL_UPDATE is an index, not a byte + * offset, into the queue and must be less than or equal the 'num_ents' + * argument given in the HV_NCS_QCONF call. + */ +#define HV_FAST_NCS_REQUEST 0x110 + +#ifndef __ASSEMBLY__ +extern unsigned long sun4v_ncs_request(unsigned long request, + unsigned long arg_ra, + unsigned long arg_size); +#endif + +#define HV_FAST_FIRE_GET_PERFREG 0x120 +#define HV_FAST_FIRE_SET_PERFREG 0x121 + /* Function numbers for HV_CORE_TRAP. */ #define HV_CORE_SET_VER 0x00 #define HV_CORE_PUTCHAR 0x01 @@ -2204,6 +2935,7 @@ extern void sun4v_hvapi_unregister(unsigned long group); extern int sun4v_hvapi_get(unsigned long group, unsigned long *major, unsigned long *minor); +extern void sun4v_hvapi_init(void); #endif #endif /* !(_SPARC64_HYPERVISOR_H) */ diff --git a/include/asm-sparc64/irq.h b/include/asm-sparc64/irq.h index 5d233b42fe1..90781e34a95 100644 --- a/include/asm-sparc64/irq.h +++ b/include/asm-sparc64/irq.h @@ -46,6 +46,7 @@ extern void irq_install_pre_handler(int virt_irq, #define irq_canonicalize(irq) (irq) extern unsigned int build_irq(int inofixup, unsigned long iclr, unsigned long imap); extern unsigned int sun4v_build_irq(u32 devhandle, unsigned int devino); +extern unsigned int sun4v_build_virq(u32 devhandle, unsigned int devino); extern unsigned int sun4v_build_msi(u32 devhandle, unsigned int *virt_irq_p, unsigned int msi_devino_start, unsigned int msi_devino_end); diff --git a/include/asm-sparc64/kdebug.h b/include/asm-sparc64/kdebug.h index 627e3396a5f..9974c7b0aeb 100644 --- a/include/asm-sparc64/kdebug.h +++ b/include/asm-sparc64/kdebug.h @@ -32,7 +32,6 @@ enum die_val { DIE_TRAP, DIE_TRAP_TL1, DIE_CALL, - DIE_PAGE_FAULT, }; #endif diff --git a/include/asm-sparc64/mdesc.h b/include/asm-sparc64/mdesc.h new file mode 100644 index 00000000000..124eb8ca237 --- /dev/null +++ b/include/asm-sparc64/mdesc.h @@ -0,0 +1,39 @@ +#ifndef _SPARC64_MDESC_H +#define _SPARC64_MDESC_H + +#include <linux/types.h> +#include <asm/prom.h> + +struct mdesc_node; +struct mdesc_arc { + const char *name; + struct mdesc_node *arc; +}; + +struct mdesc_node { + const char *name; + u64 node; + unsigned int unique_id; + unsigned int num_arcs; + struct property *properties; + struct mdesc_node *hash_next; + struct mdesc_node *allnodes_next; + struct mdesc_arc arcs[0]; +}; + +extern struct mdesc_node *md_find_node_by_name(struct mdesc_node *from, + const char *name); +#define md_for_each_node_by_name(__mn, __name) \ + for (__mn = md_find_node_by_name(NULL, __name); __mn; \ + __mn = md_find_node_by_name(__mn, __name)) + +extern struct property *md_find_property(const struct mdesc_node *mp, + const char *name, + int *lenp); +extern const void *md_get_property(const struct mdesc_node *mp, + const char *name, + int *lenp); + +extern void sun4v_mdesc_init(void); + +#endif diff --git a/include/asm-sparc64/oplib.h b/include/asm-sparc64/oplib.h index 6a0da3b1695..992f9f7a476 100644 --- a/include/asm-sparc64/oplib.h +++ b/include/asm-sparc64/oplib.h @@ -316,11 +316,8 @@ extern int prom_setprop(int node, const char *prop_name, char *prop_value, extern int prom_pathtoinode(const char *path); extern int prom_inst2pkg(int); - -/* CPU probing helpers. */ -struct device_node; -int cpu_find_by_instance(int instance, struct device_node **dev_node, int *mid); -int cpu_find_by_mid(int mid, struct device_node **prom_node); +extern int prom_service_exists(const char *service_name); +extern void prom_sun4v_guest_soft_state(void); /* Client interface level routines. */ extern void prom_set_trap_table(unsigned long tba); diff --git a/include/asm-sparc64/parport.h b/include/asm-sparc64/parport.h index 6340a5253a3..23cc63f049a 100644 --- a/include/asm-sparc64/parport.h +++ b/include/asm-sparc64/parport.h @@ -145,7 +145,7 @@ static int parport_isa_probe(int count) */ if (parport_pc_probe_port(base, base + 0x400, child->irq, PARPORT_DMA_NOFIFO, - child->bus->self)) + &child->bus->self->dev)) count++; } } @@ -199,7 +199,8 @@ static int parport_pc_find_nonpci_ports (int autoirq, int autodma) if (parport_pc_probe_port(base, base + 0x400, edev->irqs[0], - count, ebus->self)) + count, + &ebus->self->dev)) count++; } } diff --git a/include/asm-sparc64/percpu.h b/include/asm-sparc64/percpu.h index ced8cbde046..88db872ce2f 100644 --- a/include/asm-sparc64/percpu.h +++ b/include/asm-sparc64/percpu.h @@ -5,7 +5,8 @@ #ifdef CONFIG_SMP -extern void setup_per_cpu_areas(void); +#define setup_per_cpu_areas() do { } while (0) +extern void real_setup_per_cpu_areas(void); extern unsigned long __per_cpu_base; extern unsigned long __per_cpu_shift; @@ -34,6 +35,7 @@ do { \ } while (0) #else /* ! SMP */ +#define real_setup_per_cpu_areas() do { } while (0) #define DEFINE_PER_CPU(type, name) \ __typeof__(type) per_cpu__##name diff --git a/include/asm-sparc64/prom.h b/include/asm-sparc64/prom.h index ddad5f99ac7..b4df3042add 100644 --- a/include/asm-sparc64/prom.h +++ b/include/asm-sparc64/prom.h @@ -90,6 +90,7 @@ extern struct device_node *of_find_compatible_node(struct device_node *from, const char *type, const char *compat); extern struct device_node *of_find_node_by_path(const char *path); extern struct device_node *of_find_node_by_phandle(phandle handle); +extern struct device_node *of_find_node_by_cpuid(int cpuid); extern struct device_node *of_get_parent(const struct device_node *node); extern struct device_node *of_get_next_child(const struct device_node *node, struct device_node *prev); diff --git a/include/asm-sparc64/smp.h b/include/asm-sparc64/smp.h index 869d16fb907..4fb8c4bfb84 100644 --- a/include/asm-sparc64/smp.h +++ b/include/asm-sparc64/smp.h @@ -33,6 +33,8 @@ extern cpumask_t phys_cpu_present_map; #define cpu_possible_map phys_cpu_present_map extern cpumask_t cpu_sibling_map[NR_CPUS]; +extern cpumask_t cpu_core_map[NR_CPUS]; +extern int sparc64_multi_core; /* * General functions that each host system must provide. @@ -41,7 +43,7 @@ extern cpumask_t cpu_sibling_map[NR_CPUS]; extern int hard_smp_processor_id(void); #define raw_smp_processor_id() (current_thread_info()->cpu) -extern void smp_setup_cpu_possible_map(void); +extern void smp_fill_in_sib_core_maps(void); extern unsigned char boot_cpu_id; #endif /* !(__ASSEMBLY__) */ @@ -49,7 +51,7 @@ extern unsigned char boot_cpu_id; #else #define hard_smp_processor_id() 0 -#define smp_setup_cpu_possible_map() do { } while (0) +#define smp_fill_in_sib_core_maps() do { } while (0) #define boot_cpu_id (0) #endif /* !(CONFIG_SMP) */ diff --git a/include/asm-sparc64/sstate.h b/include/asm-sparc64/sstate.h new file mode 100644 index 00000000000..a7c35dbcb28 --- /dev/null +++ b/include/asm-sparc64/sstate.h @@ -0,0 +1,13 @@ +#ifndef _SPARC64_SSTATE_H +#define _SPARC64_SSTATE_H + +extern void sstate_booting(void); +extern void sstate_running(void); +extern void sstate_halt(void); +extern void sstate_poweroff(void); +extern void sstate_panic(void); +extern void sstate_reboot(void); + +extern void sun4v_sstate_init(void); + +#endif /* _SPARC64_SSTATE_H */ diff --git a/include/asm-sparc64/thread_info.h b/include/asm-sparc64/thread_info.h index 2ebf7f27bf9..98252cd44dd 100644 --- a/include/asm-sparc64/thread_info.h +++ b/include/asm-sparc64/thread_info.h @@ -38,8 +38,8 @@ struct thread_info { /* D$ line 1 */ struct task_struct *task; unsigned long flags; - __u8 cpu; __u8 fpsaved[7]; + __u8 pad; unsigned long ksp; /* D$ line 2 */ @@ -49,7 +49,7 @@ struct thread_info { int preempt_count; /* 0 => preemptable, <0 => BUG */ __u8 new_child; __u8 syscall_noerror; - __u16 __pad; + __u16 cpu; unsigned long *utraps; @@ -83,8 +83,7 @@ struct thread_info { #define TI_CURRENT_DS (TI_FLAGS + TI_FLAG_BYTE_CURRENT_DS) #define TI_FPDEPTH (TI_FLAGS + TI_FLAG_BYTE_FPDEPTH) #define TI_WSAVED (TI_FLAGS + TI_FLAG_BYTE_WSAVED) -#define TI_CPU 0x00000010 -#define TI_FPSAVED 0x00000011 +#define TI_FPSAVED 0x00000010 #define TI_KSP 0x00000018 #define TI_FAULT_ADDR 0x00000020 #define TI_KREGS 0x00000028 @@ -92,6 +91,7 @@ struct thread_info { #define TI_PRE_COUNT 0x00000038 #define TI_NEW_CHILD 0x0000003c #define TI_SYS_NOERROR 0x0000003d +#define TI_CPU 0x0000003e #define TI_UTRAPS 0x00000040 #define TI_REG_WINDOW 0x00000048 #define TI_RWIN_SPTRS 0x000003c8 diff --git a/include/asm-sparc64/topology.h b/include/asm-sparc64/topology.h index 98a6c613589..290ac75f385 100644 --- a/include/asm-sparc64/topology.h +++ b/include/asm-sparc64/topology.h @@ -1,9 +1,17 @@ #ifndef _ASM_SPARC64_TOPOLOGY_H #define _ASM_SPARC64_TOPOLOGY_H -#include <asm/spitfire.h> -#define smt_capable() (tlb_type == hypervisor) +#ifdef CONFIG_SMP +#define topology_physical_package_id(cpu) (cpu_data(cpu).proc_id) +#define topology_core_id(cpu) (cpu_data(cpu).core_id) +#define topology_core_siblings(cpu) (cpu_core_map[cpu]) +#define topology_thread_siblings(cpu) (cpu_sibling_map[cpu]) +#define mc_capable() (sparc64_multi_core) +#define smt_capable() (sparc64_multi_core) +#endif /* CONFIG_SMP */ #include <asm-generic/topology.h> +#define cpu_coregroup_map(cpu) (cpu_core_map[cpu]) + #endif /* _ASM_SPARC64_TOPOLOGY_H */ diff --git a/include/asm-sparc64/tsb.h b/include/asm-sparc64/tsb.h index ab55ffcb7bf..76e4299dd9b 100644 --- a/include/asm-sparc64/tsb.h +++ b/include/asm-sparc64/tsb.h @@ -271,7 +271,7 @@ extern struct tsb_phys_patch_entry __tsb_phys_patch, __tsb_phys_patch_end; #define KERN_TSB4M_LOOKUP_TL1(TAG, REG1, REG2, REG3, REG4, OK_LABEL) \ sethi %hi(swapper_4m_tsb), REG1; \ or REG1, %lo(swapper_4m_tsb), REG1; \ - and TAG, (KERNEL_TSB_NENTRIES - 1), REG2; \ + and TAG, (KERNEL_TSB4M_NENTRIES - 1), REG2; \ sllx REG2, 4, REG2; \ add REG1, REG2, REG2; \ KTSB_LOAD_QUAD(REG2, REG3); \ diff --git a/include/asm-xtensa/bitops.h b/include/asm-xtensa/bitops.h index d815649617a..1c1e0d933ee 100644 --- a/include/asm-xtensa/bitops.h +++ b/include/asm-xtensa/bitops.h @@ -7,7 +7,7 @@ * License. See the file "COPYING" in the main directory of this archive * for more details. * - * Copyright (C) 2001 - 2005 Tensilica Inc. + * Copyright (C) 2001 - 2007 Tensilica Inc. */ #ifndef _XTENSA_BITOPS_H @@ -31,53 +31,30 @@ #if XCHAL_HAVE_NSA -static __inline__ int __cntlz (unsigned long x) +static inline unsigned long __cntlz (unsigned long x) { int lz; asm ("nsau %0, %1" : "=r" (lz) : "r" (x)); - return 31 - lz; + return lz; } -#else - -static __inline__ int __cntlz (unsigned long x) -{ - unsigned long sum, x1, x2, x4, x8, x16; - x1 = x & 0xAAAAAAAA; - x2 = x & 0xCCCCCCCC; - x4 = x & 0xF0F0F0F0; - x8 = x & 0xFF00FF00; - x16 = x & 0xFFFF0000; - sum = x2 ? 2 : 0; - sum += (x16 != 0) * 16; - sum += (x8 != 0) * 8; - sum += (x4 != 0) * 4; - sum += (x1 != 0); - - return sum; -} - -#endif - /* * ffz: Find first zero in word. Undefined if no zero exists. * bit 0 is the LSB of addr; bit 32 is the LSB of (addr+1). */ -static __inline__ int ffz(unsigned long x) +static inline int ffz(unsigned long x) { - if ((x = ~x) == 0) - return 32; - return __cntlz(x & -x); + return 31 - __cntlz(~x & -~x); } /* * __ffs: Find first bit set in word. Return 0 for bit 0 */ -static __inline__ int __ffs(unsigned long x) +static inline int __ffs(unsigned long x) { - return __cntlz(x & -x); + return 31 - __cntlz(x & -x); } /* @@ -86,9 +63,9 @@ static __inline__ int __ffs(unsigned long x) * differs in spirit from the above ffz (man ffs). */ -static __inline__ int ffs(unsigned long x) +static inline int ffs(unsigned long x) { - return __cntlz(x & -x) + 1; + return 32 - __cntlz(x & -x); } /* @@ -96,20 +73,36 @@ static __inline__ int ffs(unsigned long x) * Note fls(0) = 0, fls(1) = 1, fls(0x80000000) = 32. */ -static __inline__ int fls (unsigned int x) +static inline int fls (unsigned int x) { - return __cntlz(x); + return 32 - __cntlz(x); } + +#else + +/* Use the generic implementation if we don't have the nsa/nsau instructions. */ + +# include <asm-generic/bitops/ffs.h> +# include <asm-generic/bitops/__ffs.h> +# include <asm-generic/bitops/ffz.h> +# include <asm-generic/bitops/fls.h> + +#endif + #include <asm-generic/bitops/fls64.h> #include <asm-generic/bitops/find.h> #include <asm-generic/bitops/ext2-non-atomic.h> #ifdef __XTENSA_EL__ -# define ext2_set_bit_atomic(lock,nr,addr) test_and_set_bit((nr),(addr)) -# define ext2_clear_bit_atomic(lock,nr,addr) test_and_clear_bit((nr),(addr)) +# define ext2_set_bit_atomic(lock,nr,addr) \ + test_and_set_bit((nr), (unsigned long*)(addr)) +# define ext2_clear_bit_atomic(lock,nr,addr) \ + test_and_clear_bit((nr), (unsigned long*)(addr)) #elif defined(__XTENSA_EB__) -# define ext2_set_bit_atomic(lock,nr,addr) test_and_set_bit((nr) ^ 0x18, (addr)) -# define ext2_clear_bit_atomic(lock,nr,addr) test_and_clear_bit((nr)^0x18,(addr)) +# define ext2_set_bit_atomic(lock,nr,addr) \ + test_and_set_bit((nr) ^ 0x18, (unsigned long*)(addr)) +# define ext2_clear_bit_atomic(lock,nr,addr) \ + test_and_clear_bit((nr) ^ 0x18, (unsigned long*)(addr)) #else # error processor byte order undefined! #endif diff --git a/include/asm-xtensa/byteorder.h b/include/asm-xtensa/byteorder.h index 0f540a5f4c0..765edf17a9a 100644 --- a/include/asm-xtensa/byteorder.h +++ b/include/asm-xtensa/byteorder.h @@ -12,6 +12,7 @@ #define _XTENSA_BYTEORDER_H #include <asm/types.h> +#include <linux/compiler.h> static __inline__ __attribute_const__ __u32 ___arch__swab32(__u32 x) { @@ -78,4 +79,4 @@ static __inline__ __attribute_const__ __u16 ___arch__swab16(__u16 x) # error processor byte order undefined! #endif -#endif /* __ASM_XTENSA_BYTEORDER_H */ +#endif /* _XTENSA_BYTEORDER_H */ diff --git a/include/asm-xtensa/coprocessor.h b/include/asm-xtensa/coprocessor.h index bd09ec02d57..aa212103455 100644 --- a/include/asm-xtensa/coprocessor.h +++ b/include/asm-xtensa/coprocessor.h @@ -64,6 +64,7 @@ typedef struct { # define COPROCESSOR_INFO_SIZE 8 # endif #endif +#endif /* XCHAL_HAVE_CP */ #ifndef __ASSEMBLY__ @@ -74,8 +75,11 @@ extern void save_coprocessor_registers(void*, int); # else # define release_coprocessors(task) # endif -#endif -#endif +typedef unsigned char cp_state_t[XTENSA_CP_EXTRA_SIZE] + __attribute__ ((aligned (XTENSA_CP_EXTRA_ALIGN))); + +#endif /* !__ASSEMBLY__ */ + #endif /* _XTENSA_COPROCESSOR_H */ diff --git a/include/asm-xtensa/div64.h b/include/asm-xtensa/div64.h index 20965e3af1d..f35678cb0a9 100644 --- a/include/asm-xtensa/div64.h +++ b/include/asm-xtensa/div64.h @@ -5,21 +5,12 @@ * License. See the file "COPYING" in the main directory of this archive * for more details. * - * Copyright (C) 2001 - 2005 Tensilica Inc. + * Copyright (C) 2001 - 2007 Tensilica Inc. */ #ifndef _XTENSA_DIV64_H #define _XTENSA_DIV64_H -#include <linux/types.h> +#include <asm-generic/div64.h> -#define do_div(n,base) ({ \ - int __res = n % ((unsigned int) base); \ - n /= (unsigned int) base; \ - __res; }) - -static inline uint64_t div64_64(uint64_t dividend, uint64_t divisor) -{ - return dividend / divisor; -} -#endif +#endif /* _XTENSA_DIV64_H */ diff --git a/include/asm-xtensa/elf.h b/include/asm-xtensa/elf.h index f0f9fd8560a..1569b53cec9 100644 --- a/include/asm-xtensa/elf.h +++ b/include/asm-xtensa/elf.h @@ -13,7 +13,6 @@ #ifndef _XTENSA_ELF_H #define _XTENSA_ELF_H -#include <asm/variant/core.h> #include <asm/ptrace.h> /* Xtensa processor ELF architecture-magic number */ @@ -49,7 +48,7 @@ typedef struct { elf_greg_t lcount; elf_greg_t sar; elf_greg_t syscall; - elf_greg_t ar[XCHAL_NUM_AREGS]; + elf_greg_t ar[64]; } xtensa_gregset_t; #define ELF_NGREG (sizeof(xtensa_gregset_t) / sizeof(elf_greg_t)) diff --git a/include/asm-xtensa/fcntl.h b/include/asm-xtensa/fcntl.h index 0609fc691b7..46ab12db573 100644 --- a/include/asm-xtensa/fcntl.h +++ b/include/asm-xtensa/fcntl.h @@ -1,99 +1 @@ -/* - * include/asm-xtensa/fcntl.h - * - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - * Copyright (C) 1995, 1996, 1997, 1998 by Ralf Baechle - * Copyright (C) 2001 - 2005 Tensilica Inc. - */ - -#ifndef _XTENSA_FCNTL_H -#define _XTENSA_FCNTL_H - -/* open/fcntl - O_SYNC is only implemented on blocks devices and on files - located on an ext2 file system */ -#define O_ACCMODE 0003 -#define O_RDONLY 00 -#define O_WRONLY 01 -#define O_RDWR 02 -#define O_CREAT 0100 /* not fcntl */ -#define O_EXCL 0200 /* not fcntl */ -#define O_NOCTTY 0400 /* not fcntl */ -#define O_TRUNC 01000 /* not fcntl */ -#define O_APPEND 02000 -#define O_NONBLOCK 04000 -#define O_NDELAY O_NONBLOCK -#define O_SYNC 010000 -#define FASYNC 020000 /* fcntl, for BSD compatibility */ -#define O_DIRECT 040000 /* direct disk access hint */ -#define O_LARGEFILE 0100000 -#define O_DIRECTORY 0200000 /* must be a directory */ -#define O_NOFOLLOW 0400000 /* don't follow links */ -#define O_NOATIME 01000000 - -#define F_DUPFD 0 /* dup */ -#define F_GETFD 1 /* get close_on_exec */ -#define F_SETFD 2 /* set/clear close_on_exec */ -#define F_GETFL 3 /* get file->f_flags */ -#define F_SETFL 4 /* set file->f_flags */ -#define F_GETLK 5 -#define F_SETLK 6 -#define F_SETLKW 7 - -#define F_SETOWN 8 /* for sockets. */ -#define F_GETOWN 9 /* for sockets. */ -#define F_SETSIG 10 /* for sockets. */ -#define F_GETSIG 11 /* for sockets. */ - -#define F_GETLK64 12 /* using 'struct flock64' */ -#define F_SETLK64 13 -#define F_SETLKW64 14 - -/* for F_[GET|SET]FL */ -#define FD_CLOEXEC 1 /* actually anything with low bit set goes */ - -/* for posix fcntl() and lockf() */ -#define F_RDLCK 0 -#define F_WRLCK 1 -#define F_UNLCK 2 - -/* for old implementation of bsd flock () */ -#define F_EXLCK 4 /* or 3 */ -#define F_SHLCK 8 /* or 4 */ - -/* for leases */ -#define F_INPROGRESS 16 - -/* operations for bsd flock(), also used by the kernel implementation */ -#define LOCK_SH 1 /* shared lock */ -#define LOCK_EX 2 /* exclusive lock */ -#define LOCK_NB 4 /* or'd with one of the above to prevent - blocking */ -#define LOCK_UN 8 /* remove lock */ - -#define LOCK_MAND 32 /* This is a mandatory flock */ -#define LOCK_READ 64 /* ... Which allows concurrent read operations */ -#define LOCK_WRITE 128 /* ... Which allows concurrent write operations */ -#define LOCK_RW 192 /* ... Which allows concurrent read & write ops */ - -struct flock { - short l_type; - short l_whence; - off_t l_start; - off_t l_len; - pid_t l_pid; -}; - -struct flock64 { - short l_type; - short l_whence; - loff_t l_start; - loff_t l_len; - pid_t l_pid; -}; - -#define F_LINUX_SPECIFIC_BASE 1024 - -#endif /* _XTENSA_FCNTL_H */ +#include <asm-generic/fcntl.h> diff --git a/include/asm-xtensa/mmu_context.h b/include/asm-xtensa/mmu_context.h index 92f948392eb..c0fd8e5b451 100644 --- a/include/asm-xtensa/mmu_context.h +++ b/include/asm-xtensa/mmu_context.h @@ -14,6 +14,7 @@ #define _XTENSA_MMU_CONTEXT_H #include <linux/stringify.h> +#include <linux/sched.h> #include <asm/pgtable.h> #include <asm/cacheflush.h> diff --git a/include/asm-xtensa/page.h b/include/asm-xtensa/page.h index c631d006194..1213cde7543 100644 --- a/include/asm-xtensa/page.h +++ b/include/asm-xtensa/page.h @@ -131,6 +131,6 @@ void copy_user_page(void *to,void* from,unsigned long vaddr,struct page* page); #define VM_DATA_DEFAULT_FLAGS (VM_READ | VM_WRITE | VM_EXEC | \ VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC) -#endif /* __KERNEL__ */ #include <asm-generic/memory_model.h> +#endif /* __KERNEL__ */ #endif /* _XTENSA_PAGE_H */ diff --git a/include/asm-xtensa/param.h b/include/asm-xtensa/param.h index 6f281392e3f..ce3a336cad0 100644 --- a/include/asm-xtensa/param.h +++ b/include/asm-xtensa/param.h @@ -11,15 +11,13 @@ #ifndef _XTENSA_PARAM_H #define _XTENSA_PARAM_H -#include <asm/variant/core.h> - #ifdef __KERNEL__ # define HZ 100 /* internal timer frequency */ # define USER_HZ 100 /* for user interfaces in "ticks" */ # define CLOCKS_PER_SEC (USER_HZ) /* frequnzy at which times() counts */ #endif -#define EXEC_PAGESIZE (1 << XCHAL_MMU_MIN_PTE_PAGE_SIZE) +#define EXEC_PAGESIZE 4096 #ifndef NGROUPS #define NGROUPS 32 diff --git a/include/asm-xtensa/ptrace.h b/include/asm-xtensa/ptrace.h index 1b7fe363fad..77ff02d307b 100644 --- a/include/asm-xtensa/ptrace.h +++ b/include/asm-xtensa/ptrace.h @@ -11,8 +11,6 @@ #ifndef _XTENSA_PTRACE_H #define _XTENSA_PTRACE_H -#include <asm/variant/core.h> - /* * Kernel stack * @@ -101,7 +99,8 @@ struct pt_regs { unsigned long windowbase; /* 48 */ unsigned long windowstart; /* 52 */ unsigned long syscall; /* 56 */ - int reserved[2]; /* 64 */ + unsigned long icountlevel; /* 60 */ + int reserved[1]; /* 64 */ /* Make sure the areg field is 16 bytes aligned. */ int align[0] __attribute__ ((aligned(16))); @@ -113,6 +112,9 @@ struct pt_regs { }; #ifdef __KERNEL__ + +#include <asm/variant/core.h> + # define task_pt_regs(tsk) ((struct pt_regs*) \ (task_stack_page(tsk) + KERNEL_STACK_SIZE - (XCHAL_NUM_AREGS-16)*4) - 1) # define user_mode(regs) (((regs)->ps & 0x00000020)!=0) diff --git a/include/asm-xtensa/shmparam.h b/include/asm-xtensa/shmparam.h index d3b65bfa71c..c8cc16c3da9 100644 --- a/include/asm-xtensa/shmparam.h +++ b/include/asm-xtensa/shmparam.h @@ -9,8 +9,6 @@ #ifndef _XTENSA_SHMPARAM_H #define _XTENSA_SHMPARAM_H -#include <asm/processor.h> - /* * Xtensa can have variable size caches, and if * the size of single way is larger than the page size, diff --git a/include/asm-xtensa/sigcontext.h b/include/asm-xtensa/sigcontext.h index a7517729141..e3381cee505 100644 --- a/include/asm-xtensa/sigcontext.h +++ b/include/asm-xtensa/sigcontext.h @@ -5,21 +5,12 @@ * License. See the file "COPYING" in the main directory of this archive * for more details. * - * Copyright (C) 2001 - 2003 Tensilica Inc. + * Copyright (C) 2001 - 2007 Tensilica Inc. */ #ifndef _XTENSA_SIGCONTEXT_H #define _XTENSA_SIGCONTEXT_H -#define _ASMLANGUAGE -#include <asm/processor.h> -#include <asm/coprocessor.h> - - -struct _cpstate { - unsigned char _cpstate[XTENSA_CP_EXTRA_SIZE]; -} __attribute__ ((aligned (XTENSA_CP_EXTRA_ALIGN))); - struct sigcontext { unsigned long oldmask; @@ -27,18 +18,13 @@ struct sigcontext { /* CPU registers */ unsigned long sc_pc; unsigned long sc_ps; - unsigned long sc_wmask; - unsigned long sc_windowbase; - unsigned long sc_windowstart; unsigned long sc_lbeg; unsigned long sc_lend; unsigned long sc_lcount; unsigned long sc_sar; - unsigned long sc_depc; - unsigned long sc_dareg0; - unsigned long sc_treg[4]; - unsigned long sc_areg[XCHAL_NUM_AREGS]; - struct _cpstate *sc_cpstate; + unsigned long sc_acclo; + unsigned long sc_acchi; + unsigned long sc_a[16]; }; -#endif /* __ASM_XTENSA_SIGCONTEXT_H */ +#endif /* _XTENSA_SIGCONTEXT_H */ diff --git a/include/asm-xtensa/thread_info.h b/include/asm-xtensa/thread_info.h index 5ae34ab7159..3fa29799b43 100644 --- a/include/asm-xtensa/thread_info.h +++ b/include/asm-xtensa/thread_info.h @@ -116,6 +116,7 @@ static inline struct thread_info *current_thread_info(void) #define TIF_SINGLESTEP 4 /* restore singlestep on return to user mode */ #define TIF_IRET 5 /* return with iret */ #define TIF_MEMDIE 6 +#define TIF_RESTORE_SIGMASK 7 /* restore signal mask in do_signal() */ #define TIF_POLLING_NRFLAG 16 /* true if poll_idle() is polling TIF_NEED_RESCHED */ #define _TIF_SYSCALL_TRACE (1<<TIF_SYSCALL_TRACE) @@ -125,6 +126,7 @@ static inline struct thread_info *current_thread_info(void) #define _TIF_SINGLESTEP (1<<TIF_SINGLESTEP) #define _TIF_IRET (1<<TIF_IRET) #define _TIF_POLLING_NRFLAG (1<<TIF_POLLING_NRFLAG) +#define _TIF_RESTORE_SIGMASK (1<<TIF_RESTORE_SIGMASK) #define _TIF_WORK_MASK 0x0000FFFE /* work to do on interrupt/exception return */ #define _TIF_ALLWORK_MASK 0x0000FFFF /* work to do on any return to u-space */ diff --git a/include/asm-xtensa/unistd.h b/include/asm-xtensa/unistd.h index 8a7fb6964ce..9bd34024431 100644 --- a/include/asm-xtensa/unistd.h +++ b/include/asm-xtensa/unistd.h @@ -485,8 +485,8 @@ __SYSCALL(217, sys_sched_get_priority_min, 1) __SYSCALL(218, sys_sched_rr_get_interval, 2) #define __NR_sched_yield 219 __SYSCALL(219, sys_sched_yield, 0) -#define __NR_sigreturn 222 -__SYSCALL(222, xtensa_sigreturn, 0) +#define __NR_available222 222 +__SYSCALL(222, sys_ni_syscall, 0) /* Signal Handling */ diff --git a/include/linux/Kbuild b/include/linux/Kbuild index e1013156c25..f317c270d4b 100644 --- a/include/linux/Kbuild +++ b/include/linux/Kbuild @@ -62,6 +62,8 @@ header-y += fadvise.h header-y += fd.h header-y += fdreg.h header-y += fib_rules.h +header-y += firewire-cdev.h +header-y += firewire-constants.h header-y += fuse.h header-y += genetlink.h header-y += gen_stats.h diff --git a/include/linux/ata.h b/include/linux/ata.h index edb31bfff68..703febb2df3 100644 --- a/include/linux/ata.h +++ b/include/linux/ata.h @@ -151,6 +151,7 @@ enum { ATA_CMD_WRITE_MULTI_EXT = 0x39, ATA_CMD_WRITE_MULTI_FUA_EXT = 0xCE, ATA_CMD_SET_FEATURES = 0xEF, + ATA_CMD_SET_MULTI = 0xC6, ATA_CMD_PACKET = 0xA0, ATA_CMD_VERIFY = 0x40, ATA_CMD_VERIFY_EXT = 0x42, @@ -249,7 +250,7 @@ enum ata_tf_protocols { /* ATA taskfile protocols */ ATA_PROT_UNKNOWN, /* unknown/invalid */ ATA_PROT_NODATA, /* no data */ - ATA_PROT_PIO, /* PIO single sector */ + ATA_PROT_PIO, /* PIO data xfer */ ATA_PROT_DMA, /* DMA */ ATA_PROT_NCQ, /* NCQ */ ATA_PROT_ATAPI, /* packet command, PIO data xfer*/ diff --git a/include/linux/bootmem.h b/include/linux/bootmem.h index 0365ec9fc0c..c83534ee1e7 100644 --- a/include/linux/bootmem.h +++ b/include/linux/bootmem.h @@ -59,6 +59,7 @@ extern void *__alloc_bootmem_core(struct bootmem_data *bdata, unsigned long align, unsigned long goal, unsigned long limit); +extern void *alloc_bootmem_high_node(pg_data_t *pgdat, unsigned long size); #ifndef CONFIG_HAVE_ARCH_BOOTMEM_NODE extern void reserve_bootmem(unsigned long addr, unsigned long size); diff --git a/include/linux/capability.h b/include/linux/capability.h index 6548b35ab9f..bbf8df7de28 100644 --- a/include/linux/capability.h +++ b/include/linux/capability.h @@ -16,6 +16,8 @@ #include <linux/types.h> #include <linux/compiler.h> +struct task_struct; + /* User-level do most of the mapping between kernel and user capabilities based on the version tag given by the kernel. The kernel might be somewhat backwards compatible, but don't bet on diff --git a/include/linux/console_struct.h b/include/linux/console_struct.h index a461f76fb00..dc77fed7b28 100644 --- a/include/linux/console_struct.h +++ b/include/linux/console_struct.h @@ -9,6 +9,9 @@ * to achieve effects such as fast scrolling by changing the origin. */ +#ifndef _LINUX_CONSOLE_STRUCT_H +#define _LINUX_CONSOLE_STRUCT_H + #include <linux/wait.h> #include <linux/vt.h> #include <linux/workqueue.h> @@ -130,3 +133,5 @@ extern void vc_SAK(struct work_struct *work); #define CUR_DEFAULT CUR_UNDERLINE #define CON_IS_VISIBLE(conp) (*conp->vc_display_fg == conp) + +#endif /* _LINUX_CONSOLE_STRUCT_H */ diff --git a/include/linux/errno.h b/include/linux/errno.h index d90b80f9b28..46685832ed9 100644 --- a/include/linux/errno.h +++ b/include/linux/errno.h @@ -5,7 +5,12 @@ #ifdef __KERNEL__ -/* Should never be seen by user programs */ +/* + * These should never be seen by user programs. To return one of ERESTART* + * codes, signal_pending() MUST be set. Note that ptrace can observe these + * at syscall exit tracing, but they will never be left for the debugged user + * process to see. + */ #define ERESTARTSYS 512 #define ERESTARTNOINTR 513 #define ERESTARTNOHAND 514 /* restart if no handler.. */ diff --git a/include/linux/ext4_fs.h b/include/linux/ext4_fs.h index 54c576d414c..de1f9f78625 100644 --- a/include/linux/ext4_fs.h +++ b/include/linux/ext4_fs.h @@ -32,9 +32,9 @@ /* * Define EXT4_RESERVATION to reserve data blocks for expanding files */ -#define EXT4_DEFAULT_RESERVE_BLOCKS 8 +#define EXT4_DEFAULT_RESERVE_BLOCKS 8 /*max window size: 1024(direct blocks) + 3([t,d]indirect blocks) */ -#define EXT4_MAX_RESERVE_BLOCKS 1027 +#define EXT4_MAX_RESERVE_BLOCKS 1027 #define EXT4_RESERVE_WINDOW_NOT_ALLOCATED 0 /* * Always enable hashed directories @@ -204,12 +204,12 @@ struct ext4_group_desc /* Used to pass group descriptor data when online resize is done */ struct ext4_new_group_input { - __u32 group; /* Group number for this data */ - __u64 block_bitmap; /* Absolute block number of block bitmap */ - __u64 inode_bitmap; /* Absolute block number of inode bitmap */ - __u64 inode_table; /* Absolute block number of inode table start */ - __u32 blocks_count; /* Total number of blocks in this group */ - __u16 reserved_blocks; /* Number of reserved blocks in this group */ + __u32 group; /* Group number for this data */ + __u64 block_bitmap; /* Absolute block number of block bitmap */ + __u64 inode_bitmap; /* Absolute block number of inode bitmap */ + __u64 inode_table; /* Absolute block number of inode table start */ + __u32 blocks_count; /* Total number of blocks in this group */ + __u16 reserved_blocks; /* Number of reserved blocks in this group */ __u16 unused; }; @@ -310,7 +310,7 @@ struct ext4_inode { __u8 l_i_frag; /* Fragment number */ __u8 l_i_fsize; /* Fragment size */ __le16 l_i_file_acl_high; - __le16 l_i_uid_high; /* these 2 fields */ + __le16 l_i_uid_high; /* these 2 fields */ __le16 l_i_gid_high; /* were reserved2[0] */ __u32 l_i_reserved2; } linux2; @@ -513,7 +513,14 @@ struct ext4_super_block { /*150*/ __le32 s_blocks_count_hi; /* Blocks count */ __le32 s_r_blocks_count_hi; /* Reserved blocks count */ __le32 s_free_blocks_count_hi; /* Free blocks count */ - __u32 s_reserved[169]; /* Padding to the end of the block */ + __u16 s_min_extra_isize; /* All inodes have at least # bytes */ + __u16 s_want_extra_isize; /* New inodes should reserve # bytes */ + __u32 s_flags; /* Miscellaneous flags */ + __u16 s_raid_stride; /* RAID stride */ + __u16 s_mmp_interval; /* # seconds to wait in MMP checking */ + __u64 s_mmp_block; /* Block for multi-mount protection */ + __u32 s_raid_stripe_width; /* blocks on all data disks (N*stride)*/ + __u32 s_reserved[163]; /* Padding to the end of the block */ }; #ifdef __KERNEL__ @@ -780,9 +787,9 @@ void ext4_get_group_no_and_offset(struct super_block *sb, ext4_fsblk_t blocknr, * Ok, these declarations are also in <linux/kernel.h> but none of the * ext4 source programs needs to include it so they are duplicated here. */ -# define NORET_TYPE /**/ -# define ATTRIB_NORET __attribute__((noreturn)) -# define NORET_AND noreturn, +# define NORET_TYPE /**/ +# define ATTRIB_NORET __attribute__((noreturn)) +# define NORET_AND noreturn, /* balloc.c */ extern unsigned int ext4_block_group(struct super_block *sb, diff --git a/include/linux/ext4_fs_extents.h b/include/linux/ext4_fs_extents.h index 7eb1d73fc5d..acfe59740b0 100644 --- a/include/linux/ext4_fs_extents.h +++ b/include/linux/ext4_fs_extents.h @@ -151,8 +151,8 @@ typedef int (*ext_prepare_callback)(struct inode *, struct ext4_ext_path *, ((struct ext4_extent_idx *) (((char *) (__hdr__)) + \ sizeof(struct ext4_extent_header))) #define EXT_HAS_FREE_INDEX(__path__) \ - (le16_to_cpu((__path__)->p_hdr->eh_entries) \ - < le16_to_cpu((__path__)->p_hdr->eh_max)) + (le16_to_cpu((__path__)->p_hdr->eh_entries) \ + < le16_to_cpu((__path__)->p_hdr->eh_max)) #define EXT_LAST_EXTENT(__hdr__) \ (EXT_FIRST_EXTENT((__hdr__)) + le16_to_cpu((__hdr__)->eh_entries) - 1) #define EXT_LAST_INDEX(__hdr__) \ @@ -190,6 +190,7 @@ ext4_ext_invalidate_cache(struct inode *inode) extern int ext4_extent_tree_init(handle_t *, struct inode *); extern int ext4_ext_calc_credits_for_insert(struct inode *, struct ext4_ext_path *); +extern unsigned int ext4_ext_check_overlap(struct inode *, struct ext4_extent *, struct ext4_ext_path *); extern int ext4_ext_insert_extent(handle_t *, struct inode *, struct ext4_ext_path *, struct ext4_extent *); extern int ext4_ext_walk_space(struct inode *, unsigned long, unsigned long, ext_prepare_callback, void *); extern struct ext4_ext_path * ext4_ext_find_extent(struct inode *, int, struct ext4_ext_path *); diff --git a/include/linux/ext4_fs_i.h b/include/linux/ext4_fs_i.h index d5b177e5b39..9de49440699 100644 --- a/include/linux/ext4_fs_i.h +++ b/include/linux/ext4_fs_i.h @@ -41,14 +41,14 @@ struct ext4_reserve_window_node { struct ext4_block_alloc_info { /* information about reservation window */ - struct ext4_reserve_window_node rsv_window_node; + struct ext4_reserve_window_node rsv_window_node; /* * was i_next_alloc_block in ext4_inode_info * is the logical (file-relative) number of the * most-recently-allocated block in this file. * We use this for detecting linearly ascending allocation requests. */ - __u32 last_alloc_logical_block; + __u32 last_alloc_logical_block; /* * Was i_next_alloc_goal in ext4_inode_info * is the *physical* companion to i_next_alloc_block. @@ -56,7 +56,7 @@ struct ext4_block_alloc_info { * allocated to this file. This give us the goal (target) for the next * allocation when we detect linearly ascending requests. */ - ext4_fsblk_t last_alloc_physical_block; + ext4_fsblk_t last_alloc_physical_block; }; #define rsv_start rsv_window._rsv_start diff --git a/include/linux/fb.h b/include/linux/fb.h index c654d0e9ce3..66226824ab6 100644 --- a/include/linux/fb.h +++ b/include/linux/fb.h @@ -942,6 +942,7 @@ extern int fb_new_modelist(struct fb_info *info); extern struct fb_info *registered_fb[FB_MAX]; extern int num_registered_fb; +extern struct class *fb_class; static inline void __fb_pad_aligned_buffer(u8 *dst, u32 d_pitch, u8 *src, u32 s_pitch, u32 height) diff --git a/include/linux/firewire-cdev.h b/include/linux/firewire-cdev.h index d4455eb2ae3..efbe1fda1a2 100644 --- a/include/linux/firewire-cdev.h +++ b/include/linux/firewire-cdev.h @@ -198,13 +198,15 @@ struct fw_cdev_create_iso_context { __u32 handle; }; +#define FW_CDEV_ISO_PAYLOAD_LENGTH(v) (v) +#define FW_CDEV_ISO_INTERRUPT (1 << 16) +#define FW_CDEV_ISO_SKIP (1 << 17) +#define FW_CDEV_ISO_TAG(v) ((v) << 18) +#define FW_CDEV_ISO_SY(v) ((v) << 20) +#define FW_CDEV_ISO_HEADER_LENGTH(v) ((v) << 24) + struct fw_cdev_iso_packet { - __u16 payload_length; /* Length of indirect payload. */ - __u32 interrupt : 1; /* Generate interrupt on this packet */ - __u32 skip : 1; /* Set to not send packet at all. */ - __u32 tag : 2; - __u32 sy : 4; - __u32 header_length : 8; /* Length of immediate header. */ + __u32 control; __u32 header[0]; }; diff --git a/include/linux/freezer.h b/include/linux/freezer.h index 5e75e26d478..4631086f506 100644 --- a/include/linux/freezer.h +++ b/include/linux/freezer.h @@ -37,25 +37,25 @@ static inline void do_not_freeze(struct task_struct *p) /* * Wake up a frozen process + * + * task_lock() is taken to prevent the race with refrigerator() which may + * occur if the freezing of tasks fails. Namely, without the lock, if the + * freezing of tasks failed, thaw_tasks() might have run before a task in + * refrigerator() could call frozen_process(), in which case the task would be + * frozen and no one would thaw it. */ static inline int thaw_process(struct task_struct *p) { + task_lock(p); if (frozen(p)) { p->flags &= ~PF_FROZEN; + task_unlock(p); wake_up_process(p); return 1; } - return 0; -} - -/* - * freezing is complete, mark process as frozen - */ -static inline void frozen_process(struct task_struct *p) -{ - p->flags |= PF_FROZEN; - wmb(); clear_tsk_thread_flag(p, TIF_FREEZE); + task_unlock(p); + return 0; } extern void refrigerator(void); @@ -71,14 +71,55 @@ static inline int try_to_freeze(void) return 0; } -extern void thaw_some_processes(int all); +/* + * The PF_FREEZER_SKIP flag should be set by a vfork parent right before it + * calls wait_for_completion(&vfork) and reset right after it returns from this + * function. Next, the parent should call try_to_freeze() to freeze itself + * appropriately in case the child has exited before the freezing of tasks is + * complete. However, we don't want kernel threads to be frozen in unexpected + * places, so we allow them to block freeze_processes() instead or to set + * PF_NOFREEZE if needed and PF_FREEZER_SKIP is only set for userland vfork + * parents. Fortunately, in the ____call_usermodehelper() case the parent won't + * really block freeze_processes(), since ____call_usermodehelper() (the child) + * does a little before exec/exit and it can't be frozen before waking up the + * parent. + */ + +/* + * If the current task is a user space one, tell the freezer not to count it as + * freezable. + */ +static inline void freezer_do_not_count(void) +{ + if (current->mm) + current->flags |= PF_FREEZER_SKIP; +} + +/* + * If the current task is a user space one, tell the freezer to count it as + * freezable again and try to freeze it. + */ +static inline void freezer_count(void) +{ + if (current->mm) { + current->flags &= ~PF_FREEZER_SKIP; + try_to_freeze(); + } +} + +/* + * Check if the task should be counted as freezeable by the freezer + */ +static inline int freezer_should_skip(struct task_struct *p) +{ + return !!(p->flags & PF_FREEZER_SKIP); +} #else static inline int frozen(struct task_struct *p) { return 0; } static inline int freezing(struct task_struct *p) { return 0; } static inline void freeze(struct task_struct *p) { BUG(); } static inline int thaw_process(struct task_struct *p) { return 1; } -static inline void frozen_process(struct task_struct *p) { BUG(); } static inline void refrigerator(void) {} static inline int freeze_processes(void) { BUG(); return 0; } @@ -86,5 +127,7 @@ static inline void thaw_processes(void) {} static inline int try_to_freeze(void) { return 0; } - +static inline void freezer_do_not_count(void) {} +static inline void freezer_count(void) {} +static inline int freezer_should_skip(struct task_struct *p) { return 0; } #endif diff --git a/include/linux/fs.h b/include/linux/fs.h index 7cf0c54a46a..b3ae77cccbb 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -938,6 +938,7 @@ struct super_block { struct list_head s_files; struct block_device *s_bdev; + struct mtd_info *s_mtd; struct list_head s_instances; struct quota_info s_dquot; /* Diskquota specific options */ diff --git a/include/linux/genhd.h b/include/linux/genhd.h index 4c03ee353e7..9756fc102a8 100644 --- a/include/linux/genhd.h +++ b/include/linux/genhd.h @@ -66,6 +66,7 @@ struct partition { #include <linux/smp.h> #include <linux/string.h> #include <linux/fs.h> +#include <linux/workqueue.h> struct partition { unsigned char boot_ind; /* 0x80 - active */ @@ -94,6 +95,7 @@ struct hd_struct { #define GENHD_FL_REMOVABLE 1 #define GENHD_FL_DRIVERFS 2 +#define GENHD_FL_MEDIA_CHANGE_NOTIFY 4 #define GENHD_FL_CD 8 #define GENHD_FL_UP 16 #define GENHD_FL_SUPPRESS_PARTITION_INFO 32 @@ -138,6 +140,7 @@ struct gendisk { #else struct disk_stats dkstats; #endif + struct work_struct async_notify; }; /* Structure for sysfs attributes on block devices */ @@ -419,7 +422,7 @@ extern struct gendisk *alloc_disk_node(int minors, int node_id); extern struct gendisk *alloc_disk(int minors); extern struct kobject *get_disk(struct gendisk *disk); extern void put_disk(struct gendisk *disk); - +extern void genhd_media_change_notify(struct gendisk *disk); extern void blk_register_region(dev_t dev, unsigned long range, struct module *module, struct kobject *(*probe)(dev_t, int *, void *), diff --git a/include/linux/ide.h b/include/linux/ide.h index 07aba87d369..1e365acdd36 100644 --- a/include/linux/ide.h +++ b/include/linux/ide.h @@ -1001,6 +1001,7 @@ struct ide_driver_s { struct device_driver gen_driver; int (*probe)(ide_drive_t *); void (*remove)(ide_drive_t *); + void (*resume)(ide_drive_t *); void (*shutdown)(ide_drive_t *); #ifdef CONFIG_IDE_PROC_FS ide_proc_entry_t *proc; diff --git a/include/linux/inetdevice.h b/include/linux/inetdevice.h index c0f7aec331c..ae04901aa09 100644 --- a/include/linux/inetdevice.h +++ b/include/linux/inetdevice.h @@ -3,6 +3,7 @@ #ifdef __KERNEL__ +#include <linux/bitmap.h> #include <linux/if.h> #include <linux/netdevice.h> #include <linux/rcupdate.h> @@ -10,28 +11,9 @@ struct ipv4_devconf { - int accept_redirects; - int send_redirects; - int secure_redirects; - int shared_media; - int accept_source_route; - int rp_filter; - int proxy_arp; - int bootp_relay; - int log_martians; - int forwarding; - int mc_forwarding; - int tag; - int arp_filter; - int arp_announce; - int arp_ignore; - int arp_accept; - int medium_id; - int no_xfrm; - int no_policy; - int force_igmp_version; - int promote_secondaries; void *sysctl; + int data[__NET_IPV4_CONF_MAX - 1]; + DECLARE_BITMAP(state, __NET_IPV4_CONF_MAX - 1); }; extern struct ipv4_devconf ipv4_devconf; @@ -60,30 +42,70 @@ struct in_device struct rcu_head rcu_head; }; -#define IN_DEV_FORWARD(in_dev) ((in_dev)->cnf.forwarding) -#define IN_DEV_MFORWARD(in_dev) (ipv4_devconf.mc_forwarding && (in_dev)->cnf.mc_forwarding) -#define IN_DEV_RPFILTER(in_dev) (ipv4_devconf.rp_filter && (in_dev)->cnf.rp_filter) -#define IN_DEV_SOURCE_ROUTE(in_dev) (ipv4_devconf.accept_source_route && (in_dev)->cnf.accept_source_route) -#define IN_DEV_BOOTP_RELAY(in_dev) (ipv4_devconf.bootp_relay && (in_dev)->cnf.bootp_relay) - -#define IN_DEV_LOG_MARTIANS(in_dev) (ipv4_devconf.log_martians || (in_dev)->cnf.log_martians) -#define IN_DEV_PROXY_ARP(in_dev) (ipv4_devconf.proxy_arp || (in_dev)->cnf.proxy_arp) -#define IN_DEV_SHARED_MEDIA(in_dev) (ipv4_devconf.shared_media || (in_dev)->cnf.shared_media) -#define IN_DEV_TX_REDIRECTS(in_dev) (ipv4_devconf.send_redirects || (in_dev)->cnf.send_redirects) -#define IN_DEV_SEC_REDIRECTS(in_dev) (ipv4_devconf.secure_redirects || (in_dev)->cnf.secure_redirects) -#define IN_DEV_IDTAG(in_dev) ((in_dev)->cnf.tag) -#define IN_DEV_MEDIUM_ID(in_dev) ((in_dev)->cnf.medium_id) -#define IN_DEV_PROMOTE_SECONDARIES(in_dev) (ipv4_devconf.promote_secondaries || (in_dev)->cnf.promote_secondaries) +#define IPV4_DEVCONF(cnf, attr) ((cnf).data[NET_IPV4_CONF_ ## attr - 1]) +#define IPV4_DEVCONF_ALL(attr) IPV4_DEVCONF(ipv4_devconf, attr) + +static inline int ipv4_devconf_get(struct in_device *in_dev, int index) +{ + index--; + return in_dev->cnf.data[index]; +} + +static inline void ipv4_devconf_set(struct in_device *in_dev, int index, + int val) +{ + index--; + set_bit(index, in_dev->cnf.state); + in_dev->cnf.data[index] = val; +} + +static inline void ipv4_devconf_setall(struct in_device *in_dev) +{ + bitmap_fill(in_dev->cnf.state, __NET_IPV4_CONF_MAX - 1); +} + +#define IN_DEV_CONF_GET(in_dev, attr) \ + ipv4_devconf_get((in_dev), NET_IPV4_CONF_ ## attr) +#define IN_DEV_CONF_SET(in_dev, attr, val) \ + ipv4_devconf_set((in_dev), NET_IPV4_CONF_ ## attr, (val)) + +#define IN_DEV_ANDCONF(in_dev, attr) \ + (IPV4_DEVCONF_ALL(attr) && IN_DEV_CONF_GET((in_dev), attr)) +#define IN_DEV_ORCONF(in_dev, attr) \ + (IPV4_DEVCONF_ALL(attr) || IN_DEV_CONF_GET((in_dev), attr)) +#define IN_DEV_MAXCONF(in_dev, attr) \ + (max(IPV4_DEVCONF_ALL(attr), IN_DEV_CONF_GET((in_dev), attr))) + +#define IN_DEV_FORWARD(in_dev) IN_DEV_CONF_GET((in_dev), FORWARDING) +#define IN_DEV_MFORWARD(in_dev) (IPV4_DEVCONF_ALL(MC_FORWARDING) && \ + IPV4_DEVCONF((in_dev)->cnf, \ + MC_FORWARDING)) +#define IN_DEV_RPFILTER(in_dev) IN_DEV_ANDCONF((in_dev), RP_FILTER) +#define IN_DEV_SOURCE_ROUTE(in_dev) IN_DEV_ANDCONF((in_dev), \ + ACCEPT_SOURCE_ROUTE) +#define IN_DEV_BOOTP_RELAY(in_dev) IN_DEV_ANDCONF((in_dev), BOOTP_RELAY) + +#define IN_DEV_LOG_MARTIANS(in_dev) IN_DEV_ORCONF((in_dev), LOG_MARTIANS) +#define IN_DEV_PROXY_ARP(in_dev) IN_DEV_ORCONF((in_dev), PROXY_ARP) +#define IN_DEV_SHARED_MEDIA(in_dev) IN_DEV_ORCONF((in_dev), SHARED_MEDIA) +#define IN_DEV_TX_REDIRECTS(in_dev) IN_DEV_ORCONF((in_dev), SEND_REDIRECTS) +#define IN_DEV_SEC_REDIRECTS(in_dev) IN_DEV_ORCONF((in_dev), \ + SECURE_REDIRECTS) +#define IN_DEV_IDTAG(in_dev) IN_DEV_CONF_GET(in_dev, TAG) +#define IN_DEV_MEDIUM_ID(in_dev) IN_DEV_CONF_GET(in_dev, MEDIUM_ID) +#define IN_DEV_PROMOTE_SECONDARIES(in_dev) \ + IN_DEV_ORCONF((in_dev), \ + PROMOTE_SECONDARIES) #define IN_DEV_RX_REDIRECTS(in_dev) \ ((IN_DEV_FORWARD(in_dev) && \ - (ipv4_devconf.accept_redirects && (in_dev)->cnf.accept_redirects)) \ + IN_DEV_ANDCONF((in_dev), ACCEPT_REDIRECTS)) \ || (!IN_DEV_FORWARD(in_dev) && \ - (ipv4_devconf.accept_redirects || (in_dev)->cnf.accept_redirects))) + IN_DEV_ORCONF((in_dev), ACCEPT_REDIRECTS))) -#define IN_DEV_ARPFILTER(in_dev) (ipv4_devconf.arp_filter || (in_dev)->cnf.arp_filter) -#define IN_DEV_ARP_ANNOUNCE(in_dev) (max(ipv4_devconf.arp_announce, (in_dev)->cnf.arp_announce)) -#define IN_DEV_ARP_IGNORE(in_dev) (max(ipv4_devconf.arp_ignore, (in_dev)->cnf.arp_ignore)) +#define IN_DEV_ARPFILTER(in_dev) IN_DEV_ORCONF((in_dev), ARPFILTER) +#define IN_DEV_ARP_ANNOUNCE(in_dev) IN_DEV_MAXCONF((in_dev), ARP_ANNOUNCE) +#define IN_DEV_ARP_IGNORE(in_dev) IN_DEV_MAXCONF((in_dev), ARP_IGNORE) struct in_ifaddr { @@ -108,7 +130,6 @@ extern struct net_device *ip_dev_find(__be32 addr); extern int inet_addr_onlink(struct in_device *in_dev, __be32 a, __be32 b); extern int devinet_ioctl(unsigned int cmd, void __user *); extern void devinet_init(void); -extern struct in_device *inetdev_init(struct net_device *dev); extern struct in_device *inetdev_by_index(int); extern __be32 inet_select_addr(const struct net_device *dev, __be32 dst, int scope); extern __be32 inet_confirm_addr(const struct net_device *dev, __be32 dst, __be32 local, int scope); diff --git a/include/linux/ipv6.h b/include/linux/ipv6.h index 09ea01a8a99..648bd1f0912 100644 --- a/include/linux/ipv6.h +++ b/include/linux/ipv6.h @@ -209,9 +209,8 @@ enum { DEVCONF_RTR_PROBE_INTERVAL, DEVCONF_ACCEPT_RA_RT_INFO_MAX_PLEN, DEVCONF_PROXY_NDP, - __DEVCONF_OPTIMISTIC_DAD, - DEVCONF_ACCEPT_SOURCE_ROUTE, DEVCONF_OPTIMISTIC_DAD, + DEVCONF_ACCEPT_SOURCE_ROUTE, DEVCONF_MAX }; diff --git a/include/linux/kernel.h b/include/linux/kernel.h index 45353d757cd..7a485250591 100644 --- a/include/linux/kernel.h +++ b/include/linux/kernel.h @@ -218,10 +218,14 @@ enum { DUMP_PREFIX_ADDRESS, DUMP_PREFIX_OFFSET }; -extern void hex_dump_to_buffer(const void *buf, size_t len, char *linebuf, - size_t linebuflen); -extern void print_hex_dump(const char *level, int prefix_type, - void *buf, size_t len); +extern void hex_dump_to_buffer(const void *buf, size_t len, + int rowsize, int groupsize, + char *linebuf, size_t linebuflen, bool ascii); +extern void print_hex_dump(const char *level, const char *prefix_str, + int prefix_type, int rowsize, int groupsize, + void *buf, size_t len, bool ascii); +extern void print_hex_dump_bytes(const char *prefix_str, int prefix_type, + void *buf, size_t len); #define hex_asc(x) "0123456789abcdef"[x] #ifdef DEBUG diff --git a/include/linux/libata.h b/include/linux/libata.h index 85f7b1bd148..745c4f9b4ca 100644 --- a/include/linux/libata.h +++ b/include/linux/libata.h @@ -171,7 +171,6 @@ enum { ATA_FLAG_SKIP_D2H_BSY = (1 << 12), /* can't wait for the first D2H * Register FIS clearing BSY */ ATA_FLAG_DEBUGMSG = (1 << 13), - ATA_FLAG_SETXFER_POLLING= (1 << 14), /* use polling for SETXFER */ ATA_FLAG_IGN_SIMPLEX = (1 << 15), /* ignore SIMPLEX */ ATA_FLAG_NO_IORDY = (1 << 16), /* controller lacks iordy */ ATA_FLAG_ACPI_SATA = (1 << 17), /* need native SATA ACPI layout */ @@ -754,6 +753,7 @@ extern u8 ata_check_status(struct ata_port *ap); extern u8 ata_altstatus(struct ata_port *ap); extern void ata_exec_command(struct ata_port *ap, const struct ata_taskfile *tf); extern int ata_port_start (struct ata_port *ap); +extern int ata_sff_port_start (struct ata_port *ap); extern irqreturn_t ata_interrupt (int irq, void *dev_instance); extern void ata_data_xfer(struct ata_device *adev, unsigned char *buf, unsigned int buflen, int write_data); diff --git a/include/linux/mtd/super.h b/include/linux/mtd/super.h new file mode 100644 index 00000000000..4016dd6fe33 --- /dev/null +++ b/include/linux/mtd/super.h @@ -0,0 +1,30 @@ +/* MTD-based superblock handling + * + * Copyright © 2006 Red Hat, Inc. All Rights Reserved. + * Written by David Howells (dhowells@redhat.com) + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version + * 2 of the License, or (at your option) any later version. + */ + +#ifndef __MTD_SUPER_H__ +#define __MTD_SUPER_H__ + +#ifdef __KERNEL__ + +#include <linux/mtd/mtd.h> +#include <linux/fs.h> +#include <linux/mount.h> + +extern int get_sb_mtd(struct file_system_type *fs_type, int flags, + const char *dev_name, void *data, + int (*fill_super)(struct super_block *, void *, int), + struct vfsmount *mnt); +extern void kill_mtd_super(struct super_block *sb); + + +#endif /* __KERNEL__ */ + +#endif /* __MTD_SUPER_H__ */ diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index f671cd2f133..3a70f553b28 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -910,6 +910,17 @@ static inline int netif_rx_reschedule(struct net_device *dev, int undo) return 0; } +/* same as netif_rx_complete, except that local_irq_save(flags) + * has already been issued + */ +static inline void __netif_rx_complete(struct net_device *dev) +{ + BUG_ON(!test_bit(__LINK_STATE_RX_SCHED, &dev->state)); + list_del(&dev->poll_list); + smp_mb__before_clear_bit(); + clear_bit(__LINK_STATE_RX_SCHED, &dev->state); +} + /* Remove interface from poll list: it must be in the poll list * on current cpu. This primitive is called by dev->poll(), when * it completes the work. The device cannot be out of poll list at this @@ -920,10 +931,7 @@ static inline void netif_rx_complete(struct net_device *dev) unsigned long flags; local_irq_save(flags); - BUG_ON(!test_bit(__LINK_STATE_RX_SCHED, &dev->state)); - list_del(&dev->poll_list); - smp_mb__before_clear_bit(); - clear_bit(__LINK_STATE_RX_SCHED, &dev->state); + __netif_rx_complete(dev); local_irq_restore(flags); } @@ -940,17 +948,6 @@ static inline void netif_poll_enable(struct net_device *dev) clear_bit(__LINK_STATE_RX_SCHED, &dev->state); } -/* same as netif_rx_complete, except that local_irq_save(flags) - * has already been issued - */ -static inline void __netif_rx_complete(struct net_device *dev) -{ - BUG_ON(!test_bit(__LINK_STATE_RX_SCHED, &dev->state)); - list_del(&dev->poll_list); - smp_mb__before_clear_bit(); - clear_bit(__LINK_STATE_RX_SCHED, &dev->state); -} - static inline void netif_tx_lock(struct net_device *dev) { spin_lock(&dev->_xmit_lock); diff --git a/include/linux/netfilter/nf_conntrack_ftp.h b/include/linux/netfilter/nf_conntrack_ftp.h index 81453ea7e4c..b7c360ffd0d 100644 --- a/include/linux/netfilter/nf_conntrack_ftp.h +++ b/include/linux/netfilter/nf_conntrack_ftp.h @@ -37,8 +37,7 @@ extern unsigned int (*nf_nat_ftp_hook)(struct sk_buff **pskb, enum nf_ct_ftp_type type, unsigned int matchoff, unsigned int matchlen, - struct nf_conntrack_expect *exp, - u32 *seq); + struct nf_conntrack_expect *exp); #endif /* __KERNEL__ */ #endif /* _NF_CONNTRACK_FTP_H */ diff --git a/include/linux/netfilter/nf_conntrack_h323_types.h b/include/linux/netfilter/nf_conntrack_h323_types.h index 38d74d5c970..f35b6b4801e 100644 --- a/include/linux/netfilter/nf_conntrack_h323_types.h +++ b/include/linux/netfilter/nf_conntrack_h323_types.h @@ -1,4 +1,4 @@ -/* Generated by Jing Min Zhao's ASN.1 parser, Apr 20 2006 +/* Generated by Jing Min Zhao's ASN.1 parser, May 16 2007 * * Copyright (c) 2006 Jing Min Zhao <zhaojingmin@users.sourceforge.net> * @@ -12,7 +12,7 @@ typedef struct TransportAddress_ipAddress { /* SEQUENCE */ typedef struct TransportAddress_ip6Address { /* SEQUENCE */ int options; /* No use */ - unsigned ip6; + unsigned ip; } TransportAddress_ip6Address; typedef struct TransportAddress { /* CHOICE */ @@ -364,23 +364,6 @@ typedef struct Alerting_UUIE { /* SEQUENCE */ Alerting_UUIE_fastStart fastStart; } Alerting_UUIE; -typedef struct Information_UUIE_fastStart { /* SEQUENCE OF */ - int count; - OpenLogicalChannel item[30]; -} Information_UUIE_fastStart; - -typedef struct Information_UUIE { /* SEQUENCE */ - enum { - eInformation_UUIE_callIdentifier = (1 << 31), - eInformation_UUIE_tokens = (1 << 30), - eInformation_UUIE_cryptoTokens = (1 << 29), - eInformation_UUIE_fastStart = (1 << 28), - eInformation_UUIE_fastConnectRefused = (1 << 27), - eInformation_UUIE_circuitInfo = (1 << 26), - } options; - Information_UUIE_fastStart fastStart; -} Information_UUIE; - typedef struct FacilityReason { /* CHOICE */ enum { eFacilityReason_routeCallToGatekeeper, @@ -471,7 +454,6 @@ typedef struct H323_UU_PDU_h323_message_body { /* CHOICE */ CallProceeding_UUIE callProceeding; Connect_UUIE connect; Alerting_UUIE alerting; - Information_UUIE information; Facility_UUIE facility; Progress_UUIE progress; }; @@ -561,6 +543,7 @@ typedef struct OpenLogicalChannelAck { /* SEQUENCE */ } options; OpenLogicalChannelAck_reverseLogicalChannelParameters reverseLogicalChannelParameters; + NetworkAccessParameters separateStack; OpenLogicalChannelAck_forwardMultiplexAckParameters forwardMultiplexAckParameters; } OpenLogicalChannelAck; diff --git a/include/linux/netfilter_ipv4/ip_tables.h b/include/linux/netfilter_ipv4/ip_tables.h index 2f46dd728ee..e992cd6b28f 100644 --- a/include/linux/netfilter_ipv4/ip_tables.h +++ b/include/linux/netfilter_ipv4/ip_tables.h @@ -264,6 +264,26 @@ ipt_get_target(struct ipt_entry *e) __ret; \ }) +/* fn returns 0 to continue iteration */ +#define IPT_ENTRY_ITERATE_CONTINUE(entries, size, n, fn, args...) \ +({ \ + unsigned int __i, __n; \ + int __ret = 0; \ + struct ipt_entry *__entry; \ + \ + for (__i = 0, __n = 0; __i < (size); \ + __i += __entry->next_offset, __n++) { \ + __entry = (void *)(entries) + __i; \ + if (__n < n) \ + continue; \ + \ + __ret = fn(__entry , ## args); \ + if (__ret != 0) \ + break; \ + } \ + __ret; \ +}) + /* * Main firewall chains definitions and global var's definitions. */ diff --git a/include/linux/nfs_page.h b/include/linux/nfs_page.h index 41afab6b5f0..bd193af8016 100644 --- a/include/linux/nfs_page.h +++ b/include/linux/nfs_page.h @@ -81,6 +81,7 @@ extern void nfs_pageio_init(struct nfs_pageio_descriptor *desc, extern int nfs_pageio_add_request(struct nfs_pageio_descriptor *, struct nfs_page *); extern void nfs_pageio_complete(struct nfs_pageio_descriptor *desc); +extern void nfs_pageio_cond_complete(struct nfs_pageio_descriptor *, pgoff_t); extern int nfs_wait_on_request(struct nfs_page *); extern void nfs_unlock_request(struct nfs_page *req); extern int nfs_set_page_writeback_locked(struct nfs_page *req); diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h index 62b3e008e64..9a03b47da60 100644 --- a/include/linux/pci_ids.h +++ b/include/linux/pci_ids.h @@ -371,6 +371,7 @@ #define PCI_DEVICE_ID_ATI_IXP600_SMBUS 0x4385 #define PCI_DEVICE_ID_ATI_IXP600_IDE 0x438c #define PCI_DEVICE_ID_ATI_IXP700_SATA 0x4390 +#define PCI_DEVICE_ID_ATI_IXP700_IDE 0x439c #define PCI_VENDOR_ID_VLSI 0x1004 #define PCI_DEVICE_ID_VLSI_82C592 0x0005 @@ -1232,6 +1233,8 @@ #define PCI_DEVICE_ID_NVIDIA_NVENET_26 0x054E #define PCI_DEVICE_ID_NVIDIA_NVENET_27 0x054F #define PCI_DEVICE_ID_NVIDIA_NFORCE_MCP67_IDE 0x0560 +#define PCI_DEVICE_ID_NVIDIA_NFORCE_MCP73_IDE 0x056C +#define PCI_DEVICE_ID_NVIDIA_NFORCE_MCP77_IDE 0x0759 #define PCI_VENDOR_ID_IMS 0x10e0 #define PCI_DEVICE_ID_IMS_TT128 0x9128 @@ -1291,6 +1294,7 @@ #define PCI_DEVICE_ID_VIA_P4M890 0x0327 #define PCI_DEVICE_ID_VIA_VT3324 0x0324 #define PCI_DEVICE_ID_VIA_VT3336 0x0336 +#define PCI_DEVICE_ID_VIA_VT3351 0x0351 #define PCI_DEVICE_ID_VIA_8371_0 0x0391 #define PCI_DEVICE_ID_VIA_8501_0 0x0501 #define PCI_DEVICE_ID_VIA_82C561 0x0561 @@ -1436,6 +1440,7 @@ #define PCI_DEVICE_ID_SERVERWORKS_LE 0x0009 #define PCI_DEVICE_ID_SERVERWORKS_GCNB_LE 0x0017 #define PCI_DEVICE_ID_SERVERWORKS_EPB 0x0103 +#define PCI_DEVICE_ID_SERVERWORKS_HT1000_PCIX 0x0104 #define PCI_DEVICE_ID_SERVERWORKS_HT2000_PCIE 0x0132 #define PCI_DEVICE_ID_SERVERWORKS_OSB4 0x0200 #define PCI_DEVICE_ID_SERVERWORKS_CSB5 0x0201 @@ -2266,11 +2271,11 @@ #define PCI_DEVICE_ID_INTEL_ICH8_5 0x283e #define PCI_DEVICE_ID_INTEL_ICH8_6 0x2850 #define PCI_DEVICE_ID_INTEL_ICH9_0 0x2910 -#define PCI_DEVICE_ID_INTEL_ICH9_1 0x2911 +#define PCI_DEVICE_ID_INTEL_ICH9_1 0x2917 #define PCI_DEVICE_ID_INTEL_ICH9_2 0x2912 #define PCI_DEVICE_ID_INTEL_ICH9_3 0x2913 #define PCI_DEVICE_ID_INTEL_ICH9_4 0x2914 -#define PCI_DEVICE_ID_INTEL_ICH9_5 0x2915 +#define PCI_DEVICE_ID_INTEL_ICH9_5 0x2919 #define PCI_DEVICE_ID_INTEL_ICH9_6 0x2930 #define PCI_DEVICE_ID_INTEL_82855PM_HB 0x3340 #define PCI_DEVICE_ID_INTEL_82830_HB 0x3575 diff --git a/include/linux/pipe_fs_i.h b/include/linux/pipe_fs_i.h index 8bcbc54e1b4..c8884f97122 100644 --- a/include/linux/pipe_fs_i.h +++ b/include/linux/pipe_fs_i.h @@ -16,6 +16,21 @@ struct pipe_buffer { unsigned int flags; }; +struct pipe_inode_info { + wait_queue_head_t wait; + unsigned int nrbufs, curbuf; + struct page *tmp_page; + unsigned int readers; + unsigned int writers; + unsigned int waiting_writers; + unsigned int r_counter; + unsigned int w_counter; + struct fasync_struct *fasync_readers; + struct fasync_struct *fasync_writers; + struct inode *inode; + struct pipe_buffer bufs[PIPE_BUFFERS]; +}; + /* * Note on the nesting of these functions: * @@ -38,21 +53,6 @@ struct pipe_buf_operations { void (*get)(struct pipe_inode_info *, struct pipe_buffer *); }; -struct pipe_inode_info { - wait_queue_head_t wait; - unsigned int nrbufs, curbuf; - struct page *tmp_page; - unsigned int readers; - unsigned int writers; - unsigned int waiting_writers; - unsigned int r_counter; - unsigned int w_counter; - struct fasync_struct *fasync_readers; - struct fasync_struct *fasync_writers; - struct inode *inode; - struct pipe_buffer bufs[PIPE_BUFFERS]; -}; - /* Differs from PIPE_BUF in that PIPE_SIZE is the length of the actual memory allocation, whereas PIPE_BUF makes atomicity guarantees. */ #define PIPE_SIZE PAGE_SIZE diff --git a/include/linux/raid/bitmap.h b/include/linux/raid/bitmap.h index 6db9a4c1535..dd5a05d03d4 100644 --- a/include/linux/raid/bitmap.h +++ b/include/linux/raid/bitmap.h @@ -232,6 +232,7 @@ struct bitmap { struct page **filemap; /* list of cache pages for the file */ unsigned long *filemap_attr; /* attributes associated w/ filemap pages */ unsigned long file_pages; /* number of pages in the file */ + int last_page_size; /* bytes in the last page */ unsigned long flags; diff --git a/include/linux/rfkill.h b/include/linux/rfkill.h index 7c1ffbab786..a8a6ea809da 100644 --- a/include/linux/rfkill.h +++ b/include/linux/rfkill.h @@ -63,7 +63,7 @@ enum rfkill_state { * This structure represents a RF switch located on a network device. */ struct rfkill { - char *name; + const char *name; enum rfkill_type type; enum rfkill_state state; diff --git a/include/linux/sched.h b/include/linux/sched.h index a81897e2a24..693f0e6c54d 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -1162,6 +1162,7 @@ static inline void put_task_struct(struct task_struct *t) /* Not implemented yet, only for 486*/ #define PF_STARTING 0x00000002 /* being created */ #define PF_EXITING 0x00000004 /* getting shut down */ +#define PF_EXITPIDONE 0x00000008 /* pi exit done on shut down */ #define PF_FORKNOEXEC 0x00000040 /* forked but didn't exec */ #define PF_SUPERPRIV 0x00000100 /* used super-user privileges */ #define PF_DUMPCORE 0x00000200 /* dumped core */ @@ -1182,6 +1183,7 @@ static inline void put_task_struct(struct task_struct *t) #define PF_SPREAD_SLAB 0x02000000 /* Spread some slab caches over cpuset */ #define PF_MEMPOLICY 0x10000000 /* Non-default NUMA mempolicy */ #define PF_MUTEX_TESTER 0x20000000 /* Thread belongs to the rt mutex tester */ +#define PF_FREEZER_SKIP 0x40000000 /* Freezer should not count it as freezeable */ /* * Only the _current_ task can read/write to tsk->flags, but other @@ -1615,11 +1617,13 @@ static inline int lock_need_resched(spinlock_t *lock) return 0; } -/* Reevaluate whether the task has signals pending delivery. - This is required every time the blocked sigset_t changes. - callers must hold sighand->siglock. */ - -extern FASTCALL(void recalc_sigpending_tsk(struct task_struct *t)); +/* + * Reevaluate whether the task has signals pending delivery. + * Wake the task if so. + * This is required every time the blocked sigset_t changes. + * callers must hold sighand->siglock. + */ +extern void recalc_sigpending_and_wake(struct task_struct *t); extern void recalc_sigpending(void); extern void signal_wake_up(struct task_struct *t, int resume_stopped); diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h index a3ac4c89683..7f2c99d66e9 100644 --- a/include/linux/serial_core.h +++ b/include/linux/serial_core.h @@ -152,6 +152,7 @@ #include <linux/sched.h> #include <linux/tty.h> #include <linux/mutex.h> +#include <linux/sysrq.h> struct uart_port; struct uart_info; diff --git a/include/linux/slub_def.h b/include/linux/slub_def.h index 0764c829d96..a0ad37463d6 100644 --- a/include/linux/slub_def.h +++ b/include/linux/slub_def.h @@ -70,11 +70,8 @@ extern struct kmem_cache kmalloc_caches[KMALLOC_SHIFT_HIGH + 1]; */ static inline int kmalloc_index(size_t size) { - /* - * We should return 0 if size == 0 but we use the smallest object - * here for SLAB legacy reasons. - */ - WARN_ON_ONCE(size == 0); + if (!size) + return 0; if (size > KMALLOC_MAX_SIZE) return -1; @@ -153,13 +150,25 @@ static inline struct kmem_cache *kmalloc_slab(size_t size) #define SLUB_DMA 0 #endif + +/* + * ZERO_SIZE_PTR will be returned for zero sized kmalloc requests. + * + * Dereferencing ZERO_SIZE_PTR will lead to a distinct access fault. + * + * ZERO_SIZE_PTR can be passed to kfree though in the same way that NULL can. + * Both make kfree a no-op. + */ +#define ZERO_SIZE_PTR ((void *)16) + + static inline void *kmalloc(size_t size, gfp_t flags) { if (__builtin_constant_p(size) && !(flags & SLUB_DMA)) { struct kmem_cache *s = kmalloc_slab(size); if (!s) - return NULL; + return ZERO_SIZE_PTR; return kmem_cache_alloc(s, flags); } else @@ -172,7 +181,7 @@ static inline void *kzalloc(size_t size, gfp_t flags) struct kmem_cache *s = kmalloc_slab(size); if (!s) - return NULL; + return ZERO_SIZE_PTR; return kmem_cache_zalloc(s, flags); } else @@ -188,7 +197,7 @@ static inline void *kmalloc_node(size_t size, gfp_t flags, int node) struct kmem_cache *s = kmalloc_slab(size); if (!s) - return NULL; + return ZERO_SIZE_PTR; return kmem_cache_alloc_node(s, flags, node); } else diff --git a/include/linux/timer.h b/include/linux/timer.h index e0c5c16c992..c661710d362 100644 --- a/include/linux/timer.h +++ b/include/linux/timer.h @@ -69,6 +69,12 @@ extern int __mod_timer(struct timer_list *timer, unsigned long expires); extern int mod_timer(struct timer_list *timer, unsigned long expires); /* + * The jiffies value which is added to now, when there is no timer + * in the timer wheel: + */ +#define NEXT_TIMER_MAX_DELTA ((1UL << 30) - 1) + +/* * Return when the next timer-wheel timeout occurs (in absolute jiffies), * locks the timer base: */ diff --git a/include/linux/videodev2.h b/include/linux/videodev2.h index a25c2afa67e..d16a2b57dc8 100644 --- a/include/linux/videodev2.h +++ b/include/linux/videodev2.h @@ -243,8 +243,7 @@ struct v4l2_capability #define V4L2_CAP_SLICED_VBI_CAPTURE 0x00000040 /* Is a sliced VBI capture device */ #define V4L2_CAP_SLICED_VBI_OUTPUT 0x00000080 /* Is a sliced VBI output device */ #define V4L2_CAP_RDS_CAPTURE 0x00000100 /* RDS data capture */ -#define V4L2_CAP_VIDEO_OUTPUT_POS 0x00000200 /* Video output can have x,y coords */ -#define V4L2_CAP_VIDEO_OUTPUT_OVERLAY 0x00000400 /* Can do video output overlay */ +#define V4L2_CAP_VIDEO_OUTPUT_OVERLAY 0x00000200 /* Can do video output overlay */ #define V4L2_CAP_TUNER 0x00010000 /* has a tuner */ #define V4L2_CAP_AUDIO 0x00020000 /* has audio support */ @@ -267,8 +266,6 @@ struct v4l2_pix_format __u32 sizeimage; enum v4l2_colorspace colorspace; __u32 priv; /* private data, depends on pixelformat */ - __u32 left; /* only valid if V4L2_CAP_VIDEO_OUTPUT_POS is set */ - __u32 top; /* only valid if V4L2_CAP_VIDEO_OUTPUT_POS is set */ }; /* Pixel format FOURCC depth Description */ @@ -618,12 +615,16 @@ struct v4l2_framebuffer #define V4L2_FBUF_CAP_BITMAP_CLIPPING 0x0008 #define V4L2_FBUF_CAP_LOCAL_ALPHA 0x0010 #define V4L2_FBUF_CAP_GLOBAL_ALPHA 0x0020 +#define V4L2_FBUF_CAP_LOCAL_INV_ALPHA 0x0040 +#define V4L2_FBUF_CAP_GLOBAL_INV_ALPHA 0x0080 /* Flags for the 'flags' field. */ #define V4L2_FBUF_FLAG_PRIMARY 0x0001 #define V4L2_FBUF_FLAG_OVERLAY 0x0002 #define V4L2_FBUF_FLAG_CHROMAKEY 0x0004 #define V4L2_FBUF_FLAG_LOCAL_ALPHA 0x0008 #define V4L2_FBUF_FLAG_GLOBAL_ALPHA 0x0010 +#define V4L2_FBUF_FLAG_LOCAL_INV_ALPHA 0x0020 +#define V4L2_FBUF_FLAG_GLOBAL_INV_ALPHA 0x0040 struct v4l2_clip { diff --git a/include/net/af_unix.h b/include/net/af_unix.h index c0398f5a8cb..65f49fd7def 100644 --- a/include/net/af_unix.h +++ b/include/net/af_unix.h @@ -62,13 +62,11 @@ struct unix_skb_parms { #define UNIXCREDS(skb) (&UNIXCB((skb)).creds) #define UNIXSID(skb) (&UNIXCB((skb)).secid) -#define unix_state_rlock(s) spin_lock(&unix_sk(s)->lock) -#define unix_state_runlock(s) spin_unlock(&unix_sk(s)->lock) -#define unix_state_wlock(s) spin_lock(&unix_sk(s)->lock) -#define unix_state_wlock_nested(s) \ +#define unix_state_lock(s) spin_lock(&unix_sk(s)->lock) +#define unix_state_unlock(s) spin_unlock(&unix_sk(s)->lock) +#define unix_state_lock_nested(s) \ spin_lock_nested(&unix_sk(s)->lock, \ SINGLE_DEPTH_NESTING) -#define unix_state_wunlock(s) spin_unlock(&unix_sk(s)->lock) #ifdef __KERNEL__ /* The AF_UNIX socket */ diff --git a/include/net/bluetooth/l2cap.h b/include/net/bluetooth/l2cap.h index 8242a0ee1f5..87df4e87622 100644 --- a/include/net/bluetooth/l2cap.h +++ b/include/net/bluetooth/l2cap.h @@ -129,8 +129,10 @@ struct l2cap_conf_rsp { __u8 data[0]; } __attribute__ ((packed)); -#define L2CAP_CONF_SUCCESS 0x00 -#define L2CAP_CONF_UNACCEPT 0x01 +#define L2CAP_CONF_SUCCESS 0x0000 +#define L2CAP_CONF_UNACCEPT 0x0001 +#define L2CAP_CONF_REJECT 0x0002 +#define L2CAP_CONF_UNKNOWN 0x0003 struct l2cap_conf_opt { __u8 type; @@ -215,6 +217,8 @@ struct l2cap_pinfo { __u32 link_mode; + __u8 conf_req[64]; + __u8 conf_len; __u8 conf_state; __u8 conf_retry; __u16 conf_mtu; diff --git a/include/net/cipso_ipv4.h b/include/net/cipso_ipv4.h index 4f90f5554fa..a6bb94530cf 100644 --- a/include/net/cipso_ipv4.h +++ b/include/net/cipso_ipv4.h @@ -203,12 +203,10 @@ static inline int cipso_v4_cache_add(const struct sk_buff *skb, #ifdef CONFIG_NETLABEL void cipso_v4_error(struct sk_buff *skb, int error, u32 gateway); -int cipso_v4_socket_setattr(const struct socket *sock, - const struct cipso_v4_doi *doi_def, - const struct netlbl_lsm_secattr *secattr); +int cipso_v4_sock_setattr(struct sock *sk, + const struct cipso_v4_doi *doi_def, + const struct netlbl_lsm_secattr *secattr); int cipso_v4_sock_getattr(struct sock *sk, struct netlbl_lsm_secattr *secattr); -int cipso_v4_socket_getattr(const struct socket *sock, - struct netlbl_lsm_secattr *secattr); int cipso_v4_skbuff_getattr(const struct sk_buff *skb, struct netlbl_lsm_secattr *secattr); int cipso_v4_validate(unsigned char **option); @@ -220,9 +218,9 @@ static inline void cipso_v4_error(struct sk_buff *skb, return; } -static inline int cipso_v4_socket_setattr(const struct socket *sock, - const struct cipso_v4_doi *doi_def, - const struct netlbl_lsm_secattr *secattr) +static inline int cipso_v4_sock_setattr(struct sock *sk, + const struct cipso_v4_doi *doi_def, + const struct netlbl_lsm_secattr *secattr) { return -ENOSYS; } @@ -233,12 +231,6 @@ static inline int cipso_v4_sock_getattr(struct sock *sk, return -ENOSYS; } -static inline int cipso_v4_socket_getattr(const struct socket *sock, - struct netlbl_lsm_secattr *secattr) -{ - return -ENOSYS; -} - static inline int cipso_v4_skbuff_getattr(const struct sk_buff *skb, struct netlbl_lsm_secattr *secattr) { diff --git a/include/net/dst.h b/include/net/dst.h index e12a8ce0b9b..82270f9332d 100644 --- a/include/net/dst.h +++ b/include/net/dst.h @@ -265,9 +265,16 @@ static inline int xfrm_lookup(struct dst_entry **dst_p, struct flowi *fl, { return 0; } +static inline int __xfrm_lookup(struct dst_entry **dst_p, struct flowi *fl, + struct sock *sk, int flags) +{ + return 0; +} #else extern int xfrm_lookup(struct dst_entry **dst_p, struct flowi *fl, struct sock *sk, int flags); +extern int __xfrm_lookup(struct dst_entry **dst_p, struct flowi *fl, + struct sock *sk, int flags); #endif #endif diff --git a/include/net/fib_rules.h b/include/net/fib_rules.h index ed3a8872c6c..83e41dd15cc 100644 --- a/include/net/fib_rules.h +++ b/include/net/fib_rules.h @@ -64,7 +64,7 @@ struct fib_rules_ops void (*flush_cache)(void); int nlgroup; - struct nla_policy *policy; + const struct nla_policy *policy; struct list_head *rules_list; struct module *owner; }; diff --git a/include/net/genetlink.h b/include/net/genetlink.h index adff4c898d5..b6eaca122db 100644 --- a/include/net/genetlink.h +++ b/include/net/genetlink.h @@ -60,7 +60,7 @@ struct genl_ops { u8 cmd; unsigned int flags; - struct nla_policy *policy; + const struct nla_policy *policy; int (*doit)(struct sk_buff *skb, struct genl_info *info); int (*dumpit)(struct sk_buff *skb, diff --git a/include/net/ip.h b/include/net/ip.h index bb207db0367..abf2820a112 100644 --- a/include/net/ip.h +++ b/include/net/ip.h @@ -143,6 +143,7 @@ struct ip_reply_arg { __wsum csum; int csumoffset; /* u16 offset of csum in iov[0].iov_base */ /* -1 if not needed */ + int bound_dev_if; }; void ip_send_reply(struct sock *sk, struct sk_buff *skb, struct ip_reply_arg *arg, diff --git a/include/net/ip_fib.h b/include/net/ip_fib.h index 5a4a0366c24..69252cbe05b 100644 --- a/include/net/ip_fib.h +++ b/include/net/ip_fib.h @@ -213,7 +213,7 @@ extern void fib_select_default(const struct flowi *flp, struct fib_result *res); #endif /* CONFIG_IP_MULTIPLE_TABLES */ /* Exported by fib_frontend.c */ -extern struct nla_policy rtm_ipv4_policy[]; +extern const struct nla_policy rtm_ipv4_policy[]; extern void ip_fib_init(void); extern int fib_validate_source(__be32 src, __be32 dst, u8 tos, int oif, struct net_device *dev, __be32 *spec_dst, u32 *itag); diff --git a/include/net/ipv6.h b/include/net/ipv6.h index 4fa5dfe886c..78a0d06d98d 100644 --- a/include/net/ipv6.h +++ b/include/net/ipv6.h @@ -469,6 +469,9 @@ extern void ip6_flush_pending_frames(struct sock *sk); extern int ip6_dst_lookup(struct sock *sk, struct dst_entry **dst, struct flowi *fl); +extern int ip6_dst_blackhole(struct sock *sk, + struct dst_entry **dst, + struct flowi *fl); extern int ip6_sk_dst_lookup(struct sock *sk, struct dst_entry **dst, struct flowi *fl); diff --git a/include/net/irda/irlap.h b/include/net/irda/irlap.h index f0248fb8e19..a3d370efb90 100644 --- a/include/net/irda/irlap.h +++ b/include/net/irda/irlap.h @@ -289,4 +289,21 @@ static inline void irlap_clear_disconnect(struct irlap_cb *self) self->disconnect_pending = FALSE; } +/* + * Function irlap_next_state (self, state) + * + * Switches state and provides debug information + * + */ +static inline void irlap_next_state(struct irlap_cb *self, IRLAP_STATE state) +{ + /* + if (!self || self->magic != LAP_MAGIC) + return; + + IRDA_DEBUG(4, "next LAP state = %s\n", irlap_state[state]); + */ + self->state = state; +} + #endif diff --git a/include/net/netlabel.h b/include/net/netlabel.h index 83da7e1f0d3..9b7d6f2ac9a 100644 --- a/include/net/netlabel.h +++ b/include/net/netlabel.h @@ -332,17 +332,15 @@ static inline int netlbl_secattr_catmap_setrng( */ #ifdef CONFIG_NETLABEL -int netlbl_socket_setattr(const struct socket *sock, - const struct netlbl_lsm_secattr *secattr); +int netlbl_sock_setattr(struct sock *sk, + const struct netlbl_lsm_secattr *secattr); int netlbl_sock_getattr(struct sock *sk, struct netlbl_lsm_secattr *secattr); -int netlbl_socket_getattr(const struct socket *sock, - struct netlbl_lsm_secattr *secattr); int netlbl_skbuff_getattr(const struct sk_buff *skb, struct netlbl_lsm_secattr *secattr); void netlbl_skbuff_err(struct sk_buff *skb, int error); #else -static inline int netlbl_socket_setattr(const struct socket *sock, +static inline int netlbl_sock_setattr(struct sock *sk, const struct netlbl_lsm_secattr *secattr) { return -ENOSYS; @@ -354,12 +352,6 @@ static inline int netlbl_sock_getattr(struct sock *sk, return -ENOSYS; } -static inline int netlbl_socket_getattr(const struct socket *sock, - struct netlbl_lsm_secattr *secattr) -{ - return -ENOSYS; -} - static inline int netlbl_skbuff_getattr(const struct sk_buff *skb, struct netlbl_lsm_secattr *secattr) { diff --git a/include/net/netlink.h b/include/net/netlink.h index 0bf325c29af..7b510a9edb9 100644 --- a/include/net/netlink.h +++ b/include/net/netlink.h @@ -222,10 +222,10 @@ extern int nlmsg_notify(struct sock *sk, struct sk_buff *skb, gfp_t flags); extern int nla_validate(struct nlattr *head, int len, int maxtype, - struct nla_policy *policy); + const struct nla_policy *policy); extern int nla_parse(struct nlattr *tb[], int maxtype, struct nlattr *head, int len, - struct nla_policy *policy); + const struct nla_policy *policy); extern struct nlattr * nla_find(struct nlattr *head, int len, int attrtype); extern size_t nla_strlcpy(char *dst, const struct nlattr *nla, size_t dstsize); @@ -360,7 +360,7 @@ static inline struct nlmsghdr *nlmsg_next(struct nlmsghdr *nlh, int *remaining) */ static inline int nlmsg_parse(struct nlmsghdr *nlh, int hdrlen, struct nlattr *tb[], int maxtype, - struct nla_policy *policy) + const struct nla_policy *policy) { if (nlh->nlmsg_len < nlmsg_msg_size(hdrlen)) return -EINVAL; @@ -392,7 +392,7 @@ static inline struct nlattr *nlmsg_find_attr(struct nlmsghdr *nlh, * @policy: validation policy */ static inline int nlmsg_validate(struct nlmsghdr *nlh, int hdrlen, int maxtype, - struct nla_policy *policy) + const struct nla_policy *policy) { if (nlh->nlmsg_len < nlmsg_msg_size(hdrlen)) return -EINVAL; @@ -729,7 +729,7 @@ static inline struct nlattr *nla_find_nested(struct nlattr *nla, int attrtype) */ static inline int nla_parse_nested(struct nlattr *tb[], int maxtype, struct nlattr *nla, - struct nla_policy *policy) + const struct nla_policy *policy) { return nla_parse(tb, maxtype, nla_data(nla), nla_len(nla), policy); } @@ -990,7 +990,7 @@ static inline int nla_nest_cancel(struct sk_buff *skb, struct nlattr *start) * Returns 0 on success or a negative error code. */ static inline int nla_validate_nested(struct nlattr *start, int maxtype, - struct nla_policy *policy) + const struct nla_policy *policy) { return nla_validate(nla_data(start), nla_len(start), maxtype, policy); } diff --git a/include/net/sctp/sctp.h b/include/net/sctp/sctp.h index dda72bf5b9b..16baef4dab7 100644 --- a/include/net/sctp/sctp.h +++ b/include/net/sctp/sctp.h @@ -503,6 +503,13 @@ static inline int sctp_frag_point(const struct sctp_sock *sp, int pmtu) return frag; } +static inline void sctp_assoc_pending_pmtu(struct sctp_association *asoc) +{ + + sctp_assoc_sync_pmtu(asoc); + asoc->pmtu_pending = 0; +} + /* Walk through a list of TLV parameters. Don't trust the * individual parameter lengths and instead depend on * the chunk length to indicate when to stop. Make sure diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h index 5e81984b847..ee4559b1130 100644 --- a/include/net/sctp/structs.h +++ b/include/net/sctp/structs.h @@ -912,6 +912,9 @@ struct sctp_transport { */ __u16 pathmaxrxt; + /* is the Path MTU update pending on this tranport */ + __u8 pmtu_pending; + /* PMTU : The current known path MTU. */ __u32 pathmtu; @@ -1006,6 +1009,7 @@ void sctp_transport_raise_cwnd(struct sctp_transport *, __u32, __u32); void sctp_transport_lower_cwnd(struct sctp_transport *, sctp_lower_cwnd_t); unsigned long sctp_transport_timeout(struct sctp_transport *); void sctp_transport_reset(struct sctp_transport *); +void sctp_transport_update_pmtu(struct sctp_transport *, u32); /* This is the structure we use to queue packets as they come into @@ -1565,6 +1569,9 @@ struct sctp_association { */ __u16 pathmaxrxt; + /* Flag that path mtu update is pending */ + __u8 pmtu_pending; + /* Association : The smallest PMTU discovered for all of the * PMTU : peer's transport addresses. */ diff --git a/include/net/sock.h b/include/net/sock.h index 689b886038d..dfeb8b13024 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -218,13 +218,13 @@ struct sock { atomic_t sk_rmem_alloc; atomic_t sk_wmem_alloc; atomic_t sk_omem_alloc; + int sk_sndbuf; struct sk_buff_head sk_receive_queue; struct sk_buff_head sk_write_queue; struct sk_buff_head sk_async_wait_queue; int sk_wmem_queued; int sk_forward_alloc; gfp_t sk_allocation; - int sk_sndbuf; int sk_route_caps; int sk_gso_type; int sk_rcvlowat; diff --git a/include/net/tcp.h b/include/net/tcp.h index e22b4f0305a..a8af9ae0017 100644 --- a/include/net/tcp.h +++ b/include/net/tcp.h @@ -254,6 +254,12 @@ static inline int between(__u32 seq1, __u32 seq2, __u32 seq3) return seq3 - seq2 >= seq1 - seq2; } +static inline int tcp_too_many_orphans(struct sock *sk, int num) +{ + return (num > sysctl_tcp_max_orphans) || + (sk->sk_wmem_queued > SOCK_MIN_SNDBUF && + atomic_read(&tcp_memory_allocated) > sysctl_tcp_mem[2]); +} extern struct proto tcp_prot; diff --git a/include/net/udp.h b/include/net/udp.h index 496f89d45c8..98755ebaf16 100644 --- a/include/net/udp.h +++ b/include/net/udp.h @@ -119,16 +119,9 @@ static inline void udp_lib_close(struct sock *sk, long timeout) } -struct udp_get_port_ops { - int (*saddr_cmp)(const struct sock *sk1, const struct sock *sk2); - int (*saddr_any)(const struct sock *sk); - unsigned int (*hash_port_and_rcv_saddr)(__u16 port, - const struct sock *sk); -}; - /* net/ipv4/udp.c */ extern int udp_get_port(struct sock *sk, unsigned short snum, - const struct udp_get_port_ops *ops); + int (*saddr_cmp)(const struct sock *, const struct sock *)); extern void udp_err(struct sk_buff *, u32); extern int udp_sendmsg(struct kiocb *iocb, struct sock *sk, diff --git a/include/net/udplite.h b/include/net/udplite.h index 50b4b424d1c..635b0eafca9 100644 --- a/include/net/udplite.h +++ b/include/net/udplite.h @@ -120,5 +120,5 @@ static inline __wsum udplite_csum_outgoing(struct sock *sk, struct sk_buff *skb) extern void udplite4_register(void); extern int udplite_get_port(struct sock *sk, unsigned short snum, - const struct udp_get_port_ops *ops); + int (*scmp)(const struct sock *, const struct sock *)); #endif /* _UDPLITE_H */ diff --git a/include/net/xfrm.h b/include/net/xfrm.h index 39ef925d39d..311f25af5e1 100644 --- a/include/net/xfrm.h +++ b/include/net/xfrm.h @@ -237,7 +237,6 @@ extern int xfrm_policy_register_afinfo(struct xfrm_policy_afinfo *afinfo); extern int xfrm_policy_unregister_afinfo(struct xfrm_policy_afinfo *afinfo); extern void km_policy_notify(struct xfrm_policy *xp, int dir, struct km_event *c); extern void km_state_notify(struct xfrm_state *x, struct km_event *c); -#define XFRM_ACQ_EXPIRES 30 struct xfrm_tmpl; extern int km_query(struct xfrm_state *x, struct xfrm_tmpl *t, struct xfrm_policy *pol); @@ -965,7 +964,7 @@ struct xfrmk_spdinfo { extern struct xfrm_state *xfrm_find_acq_byseq(u32 seq); extern int xfrm_state_delete(struct xfrm_state *x); -extern void xfrm_state_flush(u8 proto, struct xfrm_audit *audit_info); +extern int xfrm_state_flush(u8 proto, struct xfrm_audit *audit_info); extern void xfrm_sad_getinfo(struct xfrmk_sadinfo *si); extern void xfrm_spd_getinfo(struct xfrmk_spdinfo *si); extern int xfrm_replay_check(struct xfrm_state *x, __be32 seq); @@ -1021,13 +1020,13 @@ struct xfrm_policy *xfrm_policy_bysel_ctx(u8 type, int dir, struct xfrm_sec_ctx *ctx, int delete, int *err); struct xfrm_policy *xfrm_policy_byid(u8, int dir, u32 id, int delete, int *err); -void xfrm_policy_flush(u8 type, struct xfrm_audit *audit_info); +int xfrm_policy_flush(u8 type, struct xfrm_audit *audit_info); u32 xfrm_get_acqseq(void); void xfrm_alloc_spi(struct xfrm_state *x, __be32 minspi, __be32 maxspi); struct xfrm_state * xfrm_find_acq(u8 mode, u32 reqid, u8 proto, xfrm_address_t *daddr, xfrm_address_t *saddr, int create, unsigned short family); -extern void xfrm_policy_flush(u8 type, struct xfrm_audit *audit_info); +extern int xfrm_policy_flush(u8 type, struct xfrm_audit *audit_info); extern int xfrm_sk_policy_insert(struct sock *sk, int dir, struct xfrm_policy *pol); extern int xfrm_bundle_ok(struct xfrm_policy *pol, struct xfrm_dst *xdst, struct flowi *fl, int family, int strict); diff --git a/include/sound/version.h b/include/sound/version.h index 50ee4fd420f..8e5b2f0f594 100644 --- a/include/sound/version.h +++ b/include/sound/version.h @@ -1,3 +1,3 @@ /* include/version.h. Generated by alsa/ksync script. */ -#define CONFIG_SND_VERSION "1.0.14rc4" -#define CONFIG_SND_DATE " (Wed May 16 09:45:46 2007 UTC)" +#define CONFIG_SND_VERSION "1.0.14" +#define CONFIG_SND_DATE " (Thu May 31 09:03:25 2007 UTC)" diff --git a/kernel/exit.c b/kernel/exit.c index c6d14b8008d..5c8ecbaa19a 100644 --- a/kernel/exit.c +++ b/kernel/exit.c @@ -762,11 +762,8 @@ static void exit_notify(struct task_struct *tsk) read_lock(&tasklist_lock); spin_lock_irq(&tsk->sighand->siglock); for (t = next_thread(tsk); t != tsk; t = next_thread(t)) - if (!signal_pending(t) && !(t->flags & PF_EXITING)) { - recalc_sigpending_tsk(t); - if (signal_pending(t)) - signal_wake_up(t, 0); - } + if (!signal_pending(t) && !(t->flags & PF_EXITING)) + recalc_sigpending_and_wake(t); spin_unlock_irq(&tsk->sighand->siglock); read_unlock(&tasklist_lock); } @@ -895,13 +892,29 @@ fastcall NORET_TYPE void do_exit(long code) if (unlikely(tsk->flags & PF_EXITING)) { printk(KERN_ALERT "Fixing recursive fault but reboot is needed!\n"); + /* + * We can do this unlocked here. The futex code uses + * this flag just to verify whether the pi state + * cleanup has been done or not. In the worst case it + * loops once more. We pretend that the cleanup was + * done as there is no way to return. Either the + * OWNER_DIED bit is set by now or we push the blocked + * task into the wait for ever nirwana as well. + */ + tsk->flags |= PF_EXITPIDONE; if (tsk->io_context) exit_io_context(); set_current_state(TASK_UNINTERRUPTIBLE); schedule(); } + /* + * tsk->flags are checked in the futex code to protect against + * an exiting task cleaning up the robust pi futexes. + */ + spin_lock_irq(&tsk->pi_lock); tsk->flags |= PF_EXITING; + spin_unlock_irq(&tsk->pi_lock); if (unlikely(in_atomic())) printk(KERN_INFO "note: %s[%d] exited with preempt_count %d\n", @@ -915,7 +928,7 @@ fastcall NORET_TYPE void do_exit(long code) } group_dead = atomic_dec_and_test(&tsk->signal->live); if (group_dead) { - hrtimer_cancel(&tsk->signal->real_timer); + hrtimer_cancel(&tsk->signal->real_timer); exit_itimers(tsk->signal); } acct_collect(code, group_dead); @@ -968,6 +981,12 @@ fastcall NORET_TYPE void do_exit(long code) * Make sure we are holding no locks: */ debug_check_no_locks_held(tsk); + /* + * We can do this unlocked here. The futex code uses this flag + * just to verify whether the pi state cleanup has been done + * or not. In the worst case it loops once more. + */ + tsk->flags |= PF_EXITPIDONE; if (tsk->io_context) exit_io_context(); diff --git a/kernel/fork.c b/kernel/fork.c index 87069cfc18a..73ad5cda1bc 100644 --- a/kernel/fork.c +++ b/kernel/fork.c @@ -45,6 +45,7 @@ #include <linux/acct.h> #include <linux/tsacct_kern.h> #include <linux/cn_proc.h> +#include <linux/freezer.h> #include <linux/delayacct.h> #include <linux/taskstats_kern.h> #include <linux/random.h> @@ -1405,7 +1406,9 @@ long do_fork(unsigned long clone_flags, } if (clone_flags & CLONE_VFORK) { + freezer_do_not_count(); wait_for_completion(&vfork); + freezer_count(); if (unlikely (current->ptrace & PT_TRACE_VFORK_DONE)) { current->ptrace_message = nr; ptrace_notify ((PTRACE_EVENT_VFORK_DONE << 8) | SIGTRAP); diff --git a/kernel/futex.c b/kernel/futex.c index b7ce15c67e3..3b7f7713d9a 100644 --- a/kernel/futex.c +++ b/kernel/futex.c @@ -430,10 +430,6 @@ static struct task_struct * futex_find_get_task(pid_t pid) p = NULL; goto out_unlock; } - if (p->exit_state != 0) { - p = NULL; - goto out_unlock; - } get_task_struct(p); out_unlock: rcu_read_unlock(); @@ -502,7 +498,7 @@ lookup_pi_state(u32 uval, struct futex_hash_bucket *hb, struct futex_q *this, *next; struct plist_head *head; struct task_struct *p; - pid_t pid; + pid_t pid = uval & FUTEX_TID_MASK; head = &hb->chain; @@ -520,6 +516,8 @@ lookup_pi_state(u32 uval, struct futex_hash_bucket *hb, return -EINVAL; WARN_ON(!atomic_read(&pi_state->refcount)); + WARN_ON(pid && pi_state->owner && + pi_state->owner->pid != pid); atomic_inc(&pi_state->refcount); *ps = pi_state; @@ -530,15 +528,33 @@ lookup_pi_state(u32 uval, struct futex_hash_bucket *hb, /* * We are the first waiter - try to look up the real owner and attach - * the new pi_state to it, but bail out when the owner died bit is set - * and TID = 0: + * the new pi_state to it, but bail out when TID = 0 */ - pid = uval & FUTEX_TID_MASK; - if (!pid && (uval & FUTEX_OWNER_DIED)) + if (!pid) return -ESRCH; p = futex_find_get_task(pid); - if (!p) - return -ESRCH; + if (IS_ERR(p)) + return PTR_ERR(p); + + /* + * We need to look at the task state flags to figure out, + * whether the task is exiting. To protect against the do_exit + * change of the task flags, we do this protected by + * p->pi_lock: + */ + spin_lock_irq(&p->pi_lock); + if (unlikely(p->flags & PF_EXITING)) { + /* + * The task is on the way out. When PF_EXITPIDONE is + * set, we know that the task has finished the + * cleanup: + */ + int ret = (p->flags & PF_EXITPIDONE) ? -ESRCH : -EAGAIN; + + spin_unlock_irq(&p->pi_lock); + put_task_struct(p); + return ret; + } pi_state = alloc_pi_state(); @@ -551,7 +567,6 @@ lookup_pi_state(u32 uval, struct futex_hash_bucket *hb, /* Store the key for possible exit cleanups: */ pi_state->key = *key; - spin_lock_irq(&p->pi_lock); WARN_ON(!list_empty(&pi_state->list)); list_add(&pi_state->list, &p->pi_state_list); pi_state->owner = p; @@ -618,6 +633,8 @@ static int wake_futex_pi(u32 __user *uaddr, u32 uval, struct futex_q *this) * preserve the owner died bit.) */ if (!(uval & FUTEX_OWNER_DIED)) { + int ret = 0; + newval = FUTEX_WAITERS | new_owner->pid; /* Keep the FUTEX_WAITER_REQUEUED flag if it was set */ newval |= (uval & FUTEX_WAITER_REQUEUED); @@ -625,10 +642,15 @@ static int wake_futex_pi(u32 __user *uaddr, u32 uval, struct futex_q *this) pagefault_disable(); curval = futex_atomic_cmpxchg_inatomic(uaddr, uval, newval); pagefault_enable(); + if (curval == -EFAULT) - return -EFAULT; + ret = -EFAULT; if (curval != uval) - return -EINVAL; + ret = -EINVAL; + if (ret) { + spin_unlock(&pi_state->pi_mutex.wait_lock); + return ret; + } } spin_lock_irq(&pi_state->owner->pi_lock); @@ -1174,7 +1196,7 @@ static int futex_requeue(u32 __user *uaddr1, struct rw_semaphore *fshared, #ifdef CONFIG_DEBUG_PI_LIST this->list.plist.lock = &hb2->lock; #endif - } + } this->key = key2; get_futex_key_refs(&key2); drop_count++; @@ -1326,12 +1348,10 @@ static void unqueue_me_pi(struct futex_q *q) /* * Fixup the pi_state owner with current. * - * The cur->mm semaphore must be held, it is released at return of this - * function. + * Must be called with hash bucket lock held and mm->sem held for non + * private futexes. */ -static int fixup_pi_state_owner(u32 __user *uaddr, struct rw_semaphore *fshared, - struct futex_q *q, - struct futex_hash_bucket *hb, +static int fixup_pi_state_owner(u32 __user *uaddr, struct futex_q *q, struct task_struct *curr) { u32 newtid = curr->pid | FUTEX_WAITERS; @@ -1355,23 +1375,24 @@ static int fixup_pi_state_owner(u32 __user *uaddr, struct rw_semaphore *fshared, list_add(&pi_state->list, &curr->pi_state_list); spin_unlock_irq(&curr->pi_lock); - /* Unqueue and drop the lock */ - unqueue_me_pi(q); - if (fshared) - up_read(fshared); /* * We own it, so we have to replace the pending owner * TID. This must be atomic as we have preserve the * owner died bit here. */ - ret = get_user(uval, uaddr); + ret = get_futex_value_locked(&uval, uaddr); + while (!ret) { newval = (uval & FUTEX_OWNER_DIED) | newtid; newval |= (uval & FUTEX_WAITER_REQUEUED); + + pagefault_disable(); curval = futex_atomic_cmpxchg_inatomic(uaddr, uval, newval); + pagefault_enable(); + if (curval == -EFAULT) - ret = -EFAULT; + ret = -EFAULT; if (curval == uval) break; uval = curval; @@ -1553,10 +1574,7 @@ static int futex_wait(u32 __user *uaddr, struct rw_semaphore *fshared, */ uaddr = q.pi_state->key.uaddr; - /* mmap_sem and hash_bucket lock are unlocked at - return of this function */ - ret = fixup_pi_state_owner(uaddr, fshared, - &q, hb, curr); + ret = fixup_pi_state_owner(uaddr, &q, curr); } else { /* * Catch the rare case, where the lock was released @@ -1567,12 +1585,13 @@ static int futex_wait(u32 __user *uaddr, struct rw_semaphore *fshared, if (rt_mutex_trylock(&q.pi_state->pi_mutex)) ret = 0; } - /* Unqueue and drop the lock */ - unqueue_me_pi(&q); - if (fshared) - up_read(fshared); } + /* Unqueue and drop the lock */ + unqueue_me_pi(&q); + if (fshared) + up_read(fshared); + debug_rt_mutex_free_waiter(&q.waiter); return ret; @@ -1688,7 +1707,7 @@ static int futex_lock_pi(u32 __user *uaddr, struct rw_semaphore *fshared, struct futex_hash_bucket *hb; u32 uval, newval, curval; struct futex_q q; - int ret, lock_held, attempt = 0; + int ret, lock_taken, ownerdied = 0, attempt = 0; if (refill_pi_state_cache()) return -ENOMEM; @@ -1709,10 +1728,11 @@ static int futex_lock_pi(u32 __user *uaddr, struct rw_semaphore *fshared, if (unlikely(ret != 0)) goto out_release_sem; + retry_unlocked: hb = queue_lock(&q, -1, NULL); retry_locked: - lock_held = 0; + ret = lock_taken = 0; /* * To avoid races, we attempt to take the lock here again @@ -1728,43 +1748,44 @@ static int futex_lock_pi(u32 __user *uaddr, struct rw_semaphore *fshared, if (unlikely(curval == -EFAULT)) goto uaddr_faulted; - /* We own the lock already */ + /* + * Detect deadlocks. In case of REQUEUE_PI this is a valid + * situation and we return success to user space. + */ if (unlikely((curval & FUTEX_TID_MASK) == current->pid)) { - if (!detect && 0) - force_sig(SIGKILL, current); - /* - * Normally, this check is done in user space. - * In case of requeue, the owner may attempt to lock this futex, - * even if the ownership has already been given by the previous - * waker. - * In the usual case, this is a case of deadlock, but not in case - * of REQUEUE_PI. - */ if (!(curval & FUTEX_WAITER_REQUEUED)) ret = -EDEADLK; goto out_unlock_release_sem; } /* - * Surprise - we got the lock. Just return - * to userspace: + * Surprise - we got the lock. Just return to userspace: */ if (unlikely(!curval)) goto out_unlock_release_sem; uval = curval; + /* - * In case of a requeue, check if there already is an owner - * If not, just take the futex. + * Set the WAITERS flag, so the owner will know it has someone + * to wake at next unlock */ - if ((curval & FUTEX_WAITER_REQUEUED) && !(curval & FUTEX_TID_MASK)) { - /* set current as futex owner */ - newval = curval | current->pid; - lock_held = 1; - } else - /* Set the WAITERS flag, so the owner will know it has someone - to wake at next unlock */ - newval = curval | FUTEX_WAITERS; + newval = curval | FUTEX_WAITERS; + + /* + * There are two cases, where a futex might have no owner (the + * owner TID is 0): OWNER_DIED or REQUEUE. We take over the + * futex in this case. We also do an unconditional take over, + * when the owner of the futex died. + * + * This is safe as we are protected by the hash bucket lock ! + */ + if (unlikely(ownerdied || !(curval & FUTEX_TID_MASK))) { + /* Keep the OWNER_DIED and REQUEUE bits */ + newval = (curval & ~FUTEX_TID_MASK) | current->pid; + ownerdied = 0; + lock_taken = 1; + } pagefault_disable(); curval = futex_atomic_cmpxchg_inatomic(uaddr, uval, newval); @@ -1775,8 +1796,13 @@ static int futex_lock_pi(u32 __user *uaddr, struct rw_semaphore *fshared, if (unlikely(curval != uval)) goto retry_locked; - if (lock_held) { - set_pi_futex_owner(hb, &q.key, curr); + /* + * We took the lock due to requeue or owner died take over. + */ + if (unlikely(lock_taken)) { + /* For requeue we need to fixup the pi_futex */ + if (curval & FUTEX_WAITER_REQUEUED) + set_pi_futex_owner(hb, &q.key, curr); goto out_unlock_release_sem; } @@ -1787,34 +1813,40 @@ static int futex_lock_pi(u32 __user *uaddr, struct rw_semaphore *fshared, ret = lookup_pi_state(uval, hb, &q.key, &q.pi_state); if (unlikely(ret)) { - /* - * There were no waiters and the owner task lookup - * failed. When the OWNER_DIED bit is set, then we - * know that this is a robust futex and we actually - * take the lock. This is safe as we are protected by - * the hash bucket lock. We also set the waiters bit - * unconditionally here, to simplify glibc handling of - * multiple tasks racing to acquire the lock and - * cleanup the problems which were left by the dead - * owner. - */ - if (curval & FUTEX_OWNER_DIED) { - uval = newval; - newval = current->pid | - FUTEX_OWNER_DIED | FUTEX_WAITERS; + switch (ret) { - pagefault_disable(); - curval = futex_atomic_cmpxchg_inatomic(uaddr, - uval, newval); - pagefault_enable(); + case -EAGAIN: + /* + * Task is exiting and we just wait for the + * exit to complete. + */ + queue_unlock(&q, hb); + if (fshared) + up_read(fshared); + cond_resched(); + goto retry; - if (unlikely(curval == -EFAULT)) + case -ESRCH: + /* + * No owner found for this futex. Check if the + * OWNER_DIED bit is set to figure out whether + * this is a robust futex or not. + */ + if (get_futex_value_locked(&curval, uaddr)) goto uaddr_faulted; - if (unlikely(curval != uval)) + + /* + * We simply start over in case of a robust + * futex. The code above will take the futex + * and return happy. + */ + if (curval & FUTEX_OWNER_DIED) { + ownerdied = 1; goto retry_locked; - ret = 0; + } + default: + goto out_unlock_release_sem; } - goto out_unlock_release_sem; } /* @@ -1845,31 +1877,42 @@ static int futex_lock_pi(u32 __user *uaddr, struct rw_semaphore *fshared, down_read(fshared); spin_lock(q.lock_ptr); - /* - * Got the lock. We might not be the anticipated owner if we - * did a lock-steal - fix up the PI-state in that case. - */ - if (!ret && q.pi_state->owner != curr) - /* mmap_sem is unlocked at return of this function */ - ret = fixup_pi_state_owner(uaddr, fshared, &q, hb, curr); - else { + if (!ret) { + /* + * Got the lock. We might not be the anticipated owner + * if we did a lock-steal - fix up the PI-state in + * that case: + */ + if (q.pi_state->owner != curr) + ret = fixup_pi_state_owner(uaddr, &q, curr); + } else { /* * Catch the rare case, where the lock was released - * when we were on the way back before we locked - * the hash bucket. + * when we were on the way back before we locked the + * hash bucket. */ - if (ret && q.pi_state->owner == curr) { - if (rt_mutex_trylock(&q.pi_state->pi_mutex)) - ret = 0; + if (q.pi_state->owner == curr && + rt_mutex_trylock(&q.pi_state->pi_mutex)) { + ret = 0; + } else { + /* + * Paranoia check. If we did not take the lock + * in the trylock above, then we should not be + * the owner of the rtmutex, neither the real + * nor the pending one: + */ + if (rt_mutex_owner(&q.pi_state->pi_mutex) == curr) + printk(KERN_ERR "futex_lock_pi: ret = %d " + "pi-mutex: %p pi-state %p\n", ret, + q.pi_state->pi_mutex.owner, + q.pi_state->owner); } - /* Unqueue and drop the lock */ - unqueue_me_pi(&q); - if (fshared) - up_read(fshared); } - if (!detect && ret == -EDEADLK && 0) - force_sig(SIGKILL, current); + /* Unqueue and drop the lock */ + unqueue_me_pi(&q); + if (fshared) + up_read(fshared); return ret != -EINTR ? ret : -ERESTARTNOINTR; @@ -1887,16 +1930,19 @@ static int futex_lock_pi(u32 __user *uaddr, struct rw_semaphore *fshared, * non-atomically. Therefore, if get_user below is not * enough, we need to handle the fault ourselves, while * still holding the mmap_sem. + * + * ... and hb->lock. :-) --ANK */ + queue_unlock(&q, hb); + if (attempt++) { ret = futex_handle_fault((unsigned long)uaddr, fshared, attempt); if (ret) - goto out_unlock_release_sem; - goto retry_locked; + goto out_release_sem; + goto retry_unlocked; } - queue_unlock(&q, hb); if (fshared) up_read(fshared); @@ -1940,9 +1986,9 @@ retry: goto out; hb = hash_futex(&key); +retry_unlocked: spin_lock(&hb->lock); -retry_locked: /* * To avoid races, try to do the TID -> 0 atomic transition * again. If it succeeds then we can return without waking @@ -2005,16 +2051,19 @@ pi_faulted: * non-atomically. Therefore, if get_user below is not * enough, we need to handle the fault ourselves, while * still holding the mmap_sem. + * + * ... and hb->lock. --ANK */ + spin_unlock(&hb->lock); + if (attempt++) { ret = futex_handle_fault((unsigned long)uaddr, fshared, attempt); if (ret) - goto out_unlock; - goto retry_locked; + goto out; + goto retry_unlocked; } - spin_unlock(&hb->lock); if (fshared) up_read(fshared); diff --git a/kernel/futex_compat.c b/kernel/futex_compat.c index 338a9b489fb..27478948b31 100644 --- a/kernel/futex_compat.c +++ b/kernel/futex_compat.c @@ -144,20 +144,21 @@ asmlinkage long compat_sys_futex(u32 __user *uaddr, int op, u32 val, struct timespec ts; ktime_t t, *tp = NULL; int val2 = 0; + int cmd = op & FUTEX_CMD_MASK; - if (utime && (op == FUTEX_WAIT || op == FUTEX_LOCK_PI)) { + if (utime && (cmd == FUTEX_WAIT || cmd == FUTEX_LOCK_PI)) { if (get_compat_timespec(&ts, utime)) return -EFAULT; if (!timespec_valid(&ts)) return -EINVAL; t = timespec_to_ktime(ts); - if (op == FUTEX_WAIT) + if (cmd == FUTEX_WAIT) t = ktime_add(ktime_get(), t); tp = &t; } - if (op == FUTEX_REQUEUE || op == FUTEX_CMP_REQUEUE - || op == FUTEX_CMP_REQUEUE_PI) + if (cmd == FUTEX_REQUEUE || cmd == FUTEX_CMP_REQUEUE + || cmd == FUTEX_CMP_REQUEUE_PI) val2 = (int) (unsigned long) utime; return do_futex(uaddr, op, val, tp, uaddr2, val2, val3); diff --git a/kernel/irq/spurious.c b/kernel/irq/spurious.c index b0d81aae472..bd9e272d55e 100644 --- a/kernel/irq/spurious.c +++ b/kernel/irq/spurious.c @@ -135,6 +135,39 @@ report_bad_irq(unsigned int irq, struct irq_desc *desc, irqreturn_t action_ret) } } +static inline int try_misrouted_irq(unsigned int irq, struct irq_desc *desc, irqreturn_t action_ret) +{ + struct irqaction *action; + + if (!irqfixup) + return 0; + + /* We didn't actually handle the IRQ - see if it was misrouted? */ + if (action_ret == IRQ_NONE) + return 1; + + /* + * But for 'irqfixup == 2' we also do it for handled interrupts if + * they are marked as IRQF_IRQPOLL (or for irq zero, which is the + * traditional PC timer interrupt.. Legacy) + */ + if (irqfixup < 2) + return 0; + + if (!irq) + return 1; + + /* + * Since we don't get the descriptor lock, "action" can + * change under us. We don't really care, but we don't + * want to follow a NULL pointer. So tell the compiler to + * just load it once by using a barrier. + */ + action = desc->action; + barrier(); + return action && (action->flags & IRQF_IRQPOLL); +} + void note_interrupt(unsigned int irq, struct irq_desc *desc, irqreturn_t action_ret) { @@ -144,15 +177,10 @@ void note_interrupt(unsigned int irq, struct irq_desc *desc, report_bad_irq(irq, desc, action_ret); } - if (unlikely(irqfixup)) { - /* Don't punish working computers */ - if ((irqfixup == 2 && ((irq == 0) || - (desc->action->flags & IRQF_IRQPOLL))) || - action_ret == IRQ_NONE) { - int ok = misrouted_irq(irq); - if (action_ret == IRQ_NONE) - desc->irqs_unhandled -= ok; - } + if (unlikely(try_misrouted_irq(irq, desc, action_ret))) { + int ok = misrouted_irq(irq); + if (action_ret == IRQ_NONE) + desc->irqs_unhandled -= ok; } desc->irq_count++; diff --git a/kernel/kallsyms.c b/kernel/kallsyms.c index f1bda23140b..fed54418626 100644 --- a/kernel/kallsyms.c +++ b/kernel/kallsyms.c @@ -257,7 +257,8 @@ const char *kallsyms_lookup(unsigned long addr, pos = get_symbol_pos(addr, symbolsize, offset); /* Grab name */ kallsyms_expand_symbol(get_symbol_offset(pos), namebuf); - *modname = NULL; + if (modname) + *modname = NULL; return namebuf; } diff --git a/kernel/kthread.c b/kernel/kthread.c index df8a8e8f6ca..bbd51b81a3e 100644 --- a/kernel/kthread.c +++ b/kernel/kthread.c @@ -70,7 +70,7 @@ static int kthread(void *_create) data = create->data; /* OK, tell user we're spawned, wait for stop or wakeup */ - __set_current_state(TASK_INTERRUPTIBLE); + __set_current_state(TASK_UNINTERRUPTIBLE); complete(&create->started); schedule(); @@ -162,7 +162,10 @@ EXPORT_SYMBOL(kthread_create); */ void kthread_bind(struct task_struct *k, unsigned int cpu) { - BUG_ON(k->state != TASK_INTERRUPTIBLE); + if (k->state != TASK_UNINTERRUPTIBLE) { + WARN_ON(1); + return; + } /* Must have done schedule() in kthread() before we set_task_cpu */ wait_task_inactive(k); set_task_cpu(k, cpu); diff --git a/kernel/power/process.c b/kernel/power/process.c index 08841938738..e0233d8422b 100644 --- a/kernel/power/process.c +++ b/kernel/power/process.c @@ -31,16 +31,36 @@ static inline int freezeable(struct task_struct * p) return 1; } +/* + * freezing is complete, mark current process as frozen + */ +static inline void frozen_process(void) +{ + if (!unlikely(current->flags & PF_NOFREEZE)) { + current->flags |= PF_FROZEN; + wmb(); + } + clear_tsk_thread_flag(current, TIF_FREEZE); +} + /* Refrigerator is place where frozen processes are stored :-). */ void refrigerator(void) { /* Hmm, should we be allowed to suspend when there are realtime processes around? */ long save; + + task_lock(current); + if (freezing(current)) { + frozen_process(); + task_unlock(current); + } else { + task_unlock(current); + return; + } save = current->state; pr_debug("%s entered refrigerator\n", current->comm); - frozen_process(current); spin_lock_irq(¤t->sighand->siglock); recalc_sigpending(); /* We sent fake signal, clean it up */ spin_unlock_irq(¤t->sighand->siglock); @@ -81,7 +101,7 @@ static void cancel_freezing(struct task_struct *p) pr_debug(" clean up: %s\n", p->comm); do_not_freeze(p); spin_lock_irqsave(&p->sighand->siglock, flags); - recalc_sigpending_tsk(p); + recalc_sigpending_and_wake(p); spin_unlock_irqrestore(&p->sighand->siglock, flags); } } @@ -112,22 +132,12 @@ static unsigned int try_to_freeze_tasks(int freeze_user_space) cancel_freezing(p); continue; } - if (is_user_space(p)) { - if (!freeze_user_space) - continue; - - /* Freeze the task unless there is a vfork - * completion pending - */ - if (!p->vfork_done) - freeze_process(p); - } else { - if (freeze_user_space) - continue; - - freeze_process(p); - } - todo++; + if (freeze_user_space && !is_user_space(p)) + continue; + + freeze_process(p); + if (!freezer_should_skip(p)) + todo++; } while_each_thread(g, p); read_unlock(&tasklist_lock); yield(); /* Yield is okay here */ @@ -149,13 +159,16 @@ static unsigned int try_to_freeze_tasks(int freeze_user_space) TIMEOUT / HZ, todo); read_lock(&tasklist_lock); do_each_thread(g, p) { - if (is_user_space(p) == !freeze_user_space) + if (freeze_user_space && !is_user_space(p)) continue; - if (freezeable(p) && !frozen(p)) + task_lock(p); + if (freezeable(p) && !frozen(p) && + !freezer_should_skip(p)) printk(KERN_ERR " %s\n", p->comm); cancel_freezing(p); + task_unlock(p); } while_each_thread(g, p); read_unlock(&tasklist_lock); } @@ -200,9 +213,7 @@ static void thaw_tasks(int thaw_user_space) if (is_user_space(p) == !thaw_user_space) continue; - if (!thaw_process(p)) - printk(KERN_WARNING " Strange, %s not stopped\n", - p->comm ); + thaw_process(p); } while_each_thread(g, p); read_unlock(&tasklist_lock); } diff --git a/kernel/power/swap.c b/kernel/power/swap.c index b8b235cc19d..8b1a1b83714 100644 --- a/kernel/power/swap.c +++ b/kernel/power/swap.c @@ -584,7 +584,7 @@ int swsusp_check(void) resume_bdev = open_by_devnum(swsusp_resume_device, FMODE_READ); if (!IS_ERR(resume_bdev)) { set_blocksize(resume_bdev, PAGE_SIZE); - memset(swsusp_header, 0, sizeof(PAGE_SIZE)); + memset(swsusp_header, 0, PAGE_SIZE); error = bio_read_page(swsusp_resume_block, swsusp_header, NULL); if (error) diff --git a/kernel/rtmutex.c b/kernel/rtmutex.c index 12879f6c1ec..a6fbb413052 100644 --- a/kernel/rtmutex.c +++ b/kernel/rtmutex.c @@ -189,6 +189,19 @@ int rt_mutex_adjust_prio_chain(struct task_struct *task, if (!waiter || !waiter->task) goto out_unlock_pi; + /* + * Check the orig_waiter state. After we dropped the locks, + * the previous owner of the lock might have released the lock + * and made us the pending owner: + */ + if (orig_waiter && !orig_waiter->task) + goto out_unlock_pi; + + /* + * Drop out, when the task has no waiters. Note, + * top_waiter can be NULL, when we are in the deboosting + * mode! + */ if (top_waiter && (!task_has_pi_waiters(task) || top_waiter != task_top_pi_waiter(task))) goto out_unlock_pi; @@ -636,9 +649,16 @@ rt_mutex_slowlock(struct rt_mutex *lock, int state, * all over without going into schedule to try * to get the lock now: */ - if (unlikely(!waiter.task)) + if (unlikely(!waiter.task)) { + /* + * Reset the return value. We might + * have returned with -EDEADLK and the + * owner released the lock while we + * were walking the pi chain. + */ + ret = 0; continue; - + } if (unlikely(ret)) break; } diff --git a/kernel/sched.c b/kernel/sched.c index 799d23b4e35..13cdab3b4c4 100644 --- a/kernel/sched.c +++ b/kernel/sched.c @@ -4775,9 +4775,7 @@ int __sched cond_resched_softirq(void) BUG_ON(!in_softirq()); if (need_resched() && system_state == SYSTEM_RUNNING) { - raw_local_irq_disable(); - _local_bh_enable(); - raw_local_irq_enable(); + local_bh_enable(); __cond_resched(); local_bh_disable(); return 1; diff --git a/kernel/signal.c b/kernel/signal.c index 364fc95bf97..fe590e00db8 100644 --- a/kernel/signal.c +++ b/kernel/signal.c @@ -96,20 +96,38 @@ static inline int has_pending_signals(sigset_t *signal, sigset_t *blocked) #define PENDING(p,b) has_pending_signals(&(p)->signal, (b)) -fastcall void recalc_sigpending_tsk(struct task_struct *t) +static int recalc_sigpending_tsk(struct task_struct *t) { if (t->signal->group_stop_count > 0 || (freezing(t)) || PENDING(&t->pending, &t->blocked) || - PENDING(&t->signal->shared_pending, &t->blocked)) + PENDING(&t->signal->shared_pending, &t->blocked)) { set_tsk_thread_flag(t, TIF_SIGPENDING); - else - clear_tsk_thread_flag(t, TIF_SIGPENDING); + return 1; + } + /* + * We must never clear the flag in another thread, or in current + * when it's possible the current syscall is returning -ERESTART*. + * So we don't clear it here, and only callers who know they should do. + */ + return 0; +} + +/* + * After recalculating TIF_SIGPENDING, we need to make sure the task wakes up. + * This is superfluous when called on current, the wakeup is a harmless no-op. + */ +void recalc_sigpending_and_wake(struct task_struct *t) +{ + if (recalc_sigpending_tsk(t)) + signal_wake_up(t, 0); } void recalc_sigpending(void) { - recalc_sigpending_tsk(current); + if (!recalc_sigpending_tsk(current)) + clear_thread_flag(TIF_SIGPENDING); + } /* Given the mask, find the first available signal that should be serviced. */ @@ -373,7 +391,8 @@ int dequeue_signal(struct task_struct *tsk, sigset_t *mask, siginfo_t *info) } } } - recalc_sigpending_tsk(tsk); + if (likely(tsk == current)) + recalc_sigpending(); if (signr && unlikely(sig_kernel_stop(signr))) { /* * Set a marker that we have dequeued a stop signal. Our @@ -744,7 +763,7 @@ force_sig_info(int sig, struct siginfo *info, struct task_struct *t) action->sa.sa_handler = SIG_DFL; if (blocked) { sigdelset(&t->blocked, sig); - recalc_sigpending_tsk(t); + recalc_sigpending_and_wake(t); } } ret = specific_send_sig_info(sig, info, t); @@ -1568,8 +1587,9 @@ static void ptrace_stop(int exit_code, int nostop_code, siginfo_t *info) /* * Queued signals ignored us while we were stopped for tracing. * So check for any that we should take before resuming user mode. + * This sets TIF_SIGPENDING, but never clears it. */ - recalc_sigpending(); + recalc_sigpending_tsk(current); } void ptrace_notify(int exit_code) @@ -2273,7 +2293,7 @@ int do_sigaction(int sig, struct k_sigaction *act, struct k_sigaction *oact) rm_from_queue_full(&mask, &t->signal->shared_pending); do { rm_from_queue_full(&mask, &t->pending); - recalc_sigpending_tsk(t); + recalc_sigpending_and_wake(t); t = next_thread(t); } while (t != current); } diff --git a/kernel/time/tick-broadcast.c b/kernel/time/tick-broadcast.c index eadfce2fff7..8001d37071f 100644 --- a/kernel/time/tick-broadcast.c +++ b/kernel/time/tick-broadcast.c @@ -243,11 +243,18 @@ void tick_broadcast_on_off(unsigned long reason, int *oncpu) { int cpu = get_cpu(); - if (cpu == *oncpu) - tick_do_broadcast_on_off(&reason); - else - smp_call_function_single(*oncpu, tick_do_broadcast_on_off, - &reason, 1, 1); + if (!cpu_isset(*oncpu, cpu_online_map)) { + printk(KERN_ERR "tick-braodcast: ignoring broadcast for " + "offline CPU #%d\n", *oncpu); + } else { + + if (cpu == *oncpu) + tick_do_broadcast_on_off(&reason); + else + smp_call_function_single(*oncpu, + tick_do_broadcast_on_off, + &reason, 1, 1); + } put_cpu(); } diff --git a/kernel/time/tick-sched.c b/kernel/time/tick-sched.c index 3483e6cb954..52db9e3c526 100644 --- a/kernel/time/tick-sched.c +++ b/kernel/time/tick-sched.c @@ -167,9 +167,15 @@ void tick_nohz_stop_sched_tick(void) goto end; cpu = smp_processor_id(); - if (unlikely(local_softirq_pending())) - printk(KERN_ERR "NOHZ: local_softirq_pending %02x\n", - local_softirq_pending()); + if (unlikely(local_softirq_pending())) { + static int ratelimit; + + if (ratelimit < 10) { + printk(KERN_ERR "NOHZ: local_softirq_pending %02x\n", + local_softirq_pending()); + ratelimit++; + } + } now = ktime_get(); /* @@ -241,6 +247,21 @@ void tick_nohz_stop_sched_tick(void) if (cpu == tick_do_timer_cpu) tick_do_timer_cpu = -1; + ts->idle_sleeps++; + + /* + * delta_jiffies >= NEXT_TIMER_MAX_DELTA signals that + * there is no timer pending or at least extremly far + * into the future (12 days for HZ=1000). In this case + * we simply stop the tick timer: + */ + if (unlikely(delta_jiffies >= NEXT_TIMER_MAX_DELTA)) { + ts->idle_expires.tv64 = KTIME_MAX; + if (ts->nohz_mode == NOHZ_MODE_HIGHRES) + hrtimer_cancel(&ts->sched_timer); + goto out; + } + /* * calculate the expiry time for the next timer wheel * timer @@ -248,7 +269,6 @@ void tick_nohz_stop_sched_tick(void) expires = ktime_add_ns(last_update, tick_period.tv64 * delta_jiffies); ts->idle_expires = expires; - ts->idle_sleeps++; if (ts->nohz_mode == NOHZ_MODE_HIGHRES) { hrtimer_start(&ts->sched_timer, expires, diff --git a/kernel/time/timer_stats.c b/kernel/time/timer_stats.c index 868f1bceb07..321693724ad 100644 --- a/kernel/time/timer_stats.c +++ b/kernel/time/timer_stats.c @@ -117,21 +117,6 @@ static struct entry entries[MAX_ENTRIES]; static atomic_t overflow_count; -static void reset_entries(void) -{ - nr_entries = 0; - memset(entries, 0, sizeof(entries)); - atomic_set(&overflow_count, 0); -} - -static struct entry *alloc_entry(void) -{ - if (nr_entries >= MAX_ENTRIES) - return NULL; - - return entries + nr_entries++; -} - /* * The entries are in a hash-table, for fast lookup: */ @@ -149,6 +134,22 @@ static struct entry *alloc_entry(void) static struct entry *tstat_hash_table[TSTAT_HASH_SIZE] __read_mostly; +static void reset_entries(void) +{ + nr_entries = 0; + memset(entries, 0, sizeof(entries)); + memset(tstat_hash_table, 0, sizeof(tstat_hash_table)); + atomic_set(&overflow_count, 0); +} + +static struct entry *alloc_entry(void) +{ + if (nr_entries >= MAX_ENTRIES) + return NULL; + + return entries + nr_entries++; +} + static int match_entries(struct entry *entry1, struct entry *entry2) { return entry1->timer == entry2->timer && @@ -202,12 +203,15 @@ static struct entry *tstat_lookup(struct entry *entry, char *comm) if (curr) { *curr = *entry; curr->count = 0; + curr->next = NULL; memcpy(curr->comm, comm, TASK_COMM_LEN); + + smp_mb(); /* Ensure that curr is initialized before insert */ + if (prev) prev->next = curr; else *head = curr; - curr->next = NULL; } out_unlock: spin_unlock(&table_lock); @@ -232,10 +236,15 @@ void timer_stats_update_stats(void *timer, pid_t pid, void *startf, /* * It doesnt matter which lock we take: */ - spinlock_t *lock = &per_cpu(lookup_lock, raw_smp_processor_id()); + spinlock_t *lock; struct entry *entry, input; unsigned long flags; + if (likely(!active)) + return; + + lock = &per_cpu(lookup_lock, raw_smp_processor_id()); + input.timer = timer; input.start_func = startf; input.expire_func = timerf; @@ -360,6 +369,7 @@ static ssize_t tstats_write(struct file *file, const char __user *buf, if (!active) { reset_entries(); time_start = ktime_get(); + smp_mb(); active = 1; } break; diff --git a/kernel/timer.c b/kernel/timer.c index 5ec5490f8d8..1a69705c2fb 100644 --- a/kernel/timer.c +++ b/kernel/timer.c @@ -666,7 +666,7 @@ static inline void __run_timers(tvec_base_t *base) static unsigned long __next_timer_interrupt(tvec_base_t *base) { unsigned long timer_jiffies = base->timer_jiffies; - unsigned long expires = timer_jiffies + (LONG_MAX >> 1); + unsigned long expires = timer_jiffies + NEXT_TIMER_MAX_DELTA; int index, slot, array, found = 0; struct timer_list *nte; tvec_t *varray[4]; @@ -752,6 +752,14 @@ static unsigned long cmp_next_hrtimer_event(unsigned long now, tsdelta = ktime_to_timespec(hr_delta); delta = timespec_to_jiffies(&tsdelta); + + /* + * Limit the delta to the max value, which is checked in + * tick_nohz_stop_sched_tick(): + */ + if (delta > NEXT_TIMER_MAX_DELTA) + delta = NEXT_TIMER_MAX_DELTA; + /* * Take rounding errors in to account and make sure, that it * expires in the next tick. Otherwise we go into an endless diff --git a/kernel/workqueue.c b/kernel/workqueue.c index fb56fedd5c0..3bebf73be97 100644 --- a/kernel/workqueue.c +++ b/kernel/workqueue.c @@ -47,7 +47,6 @@ struct cpu_workqueue_struct { struct workqueue_struct *wq; struct task_struct *thread; - int should_stop; int run_depth; /* Detect run_workqueue() recursion depth */ } ____cacheline_aligned; @@ -71,7 +70,13 @@ static LIST_HEAD(workqueues); static int singlethread_cpu __read_mostly; static cpumask_t cpu_singlethread_map __read_mostly; -/* optimization, we could use cpu_possible_map */ +/* + * _cpu_down() first removes CPU from cpu_online_map, then CPU_DEAD + * flushes cwq->worklist. This means that flush_workqueue/wait_on_work + * which comes in between can't use for_each_online_cpu(). We could + * use cpu_possible_map, the cpumask below is more a documentation + * than optimization. + */ static cpumask_t cpu_populated_map __read_mostly; /* If it's single threaded, it isn't in the list of workqueues. */ @@ -272,24 +277,6 @@ static void run_workqueue(struct cpu_workqueue_struct *cwq) spin_unlock_irq(&cwq->lock); } -/* - * NOTE: the caller must not touch *cwq if this func returns true - */ -static int cwq_should_stop(struct cpu_workqueue_struct *cwq) -{ - int should_stop = cwq->should_stop; - - if (unlikely(should_stop)) { - spin_lock_irq(&cwq->lock); - should_stop = cwq->should_stop && list_empty(&cwq->worklist); - if (should_stop) - cwq->thread = NULL; - spin_unlock_irq(&cwq->lock); - } - - return should_stop; -} - static int worker_thread(void *__cwq) { struct cpu_workqueue_struct *cwq = __cwq; @@ -302,14 +289,15 @@ static int worker_thread(void *__cwq) for (;;) { prepare_to_wait(&cwq->more_work, &wait, TASK_INTERRUPTIBLE); - if (!freezing(current) && !cwq->should_stop - && list_empty(&cwq->worklist)) + if (!freezing(current) && + !kthread_should_stop() && + list_empty(&cwq->worklist)) schedule(); finish_wait(&cwq->more_work, &wait); try_to_freeze(); - if (cwq_should_stop(cwq)) + if (kthread_should_stop()) break; run_workqueue(cwq); @@ -340,18 +328,21 @@ static void insert_wq_barrier(struct cpu_workqueue_struct *cwq, insert_work(cwq, &barr->work, tail); } -static void flush_cpu_workqueue(struct cpu_workqueue_struct *cwq) +static int flush_cpu_workqueue(struct cpu_workqueue_struct *cwq) { + int active; + if (cwq->thread == current) { /* * Probably keventd trying to flush its own queue. So simply run * it by hand rather than deadlocking. */ run_workqueue(cwq); + active = 1; } else { struct wq_barrier barr; - int active = 0; + active = 0; spin_lock_irq(&cwq->lock); if (!list_empty(&cwq->worklist) || cwq->current_work != NULL) { insert_wq_barrier(cwq, &barr, 1); @@ -362,6 +353,8 @@ static void flush_cpu_workqueue(struct cpu_workqueue_struct *cwq) if (active) wait_for_completion(&barr.done); } + + return active; } /** @@ -674,7 +667,6 @@ static int create_workqueue_thread(struct cpu_workqueue_struct *cwq, int cpu) return PTR_ERR(p); cwq->thread = p; - cwq->should_stop = 0; return 0; } @@ -740,29 +732,27 @@ EXPORT_SYMBOL_GPL(__create_workqueue); static void cleanup_workqueue_thread(struct cpu_workqueue_struct *cwq, int cpu) { - struct wq_barrier barr; - int alive = 0; - - spin_lock_irq(&cwq->lock); - if (cwq->thread != NULL) { - insert_wq_barrier(cwq, &barr, 1); - cwq->should_stop = 1; - alive = 1; - } - spin_unlock_irq(&cwq->lock); + /* + * Our caller is either destroy_workqueue() or CPU_DEAD, + * workqueue_mutex protects cwq->thread + */ + if (cwq->thread == NULL) + return; - if (alive) { - wait_for_completion(&barr.done); + /* + * If the caller is CPU_DEAD the single flush_cpu_workqueue() + * is not enough, a concurrent flush_workqueue() can insert a + * barrier after us. + * When ->worklist becomes empty it is safe to exit because no + * more work_structs can be queued on this cwq: flush_workqueue + * checks list_empty(), and a "normal" queue_work() can't use + * a dead CPU. + */ + while (flush_cpu_workqueue(cwq)) + ; - while (unlikely(cwq->thread != NULL)) - cpu_relax(); - /* - * Wait until cwq->thread unlocks cwq->lock, - * it won't touch *cwq after that. - */ - smp_rmb(); - spin_unlock_wait(&cwq->lock); - } + kthread_stop(cwq->thread); + cwq->thread = NULL; } /** diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index fbc5c622acb..da95e10cfd7 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -126,7 +126,10 @@ config TIMER_STATS reprogrammed. The statistics can be read from /proc/timer_stats. The statistics collection is started by writing 1 to /proc/timer_stats, writing 0 stops it. This feature is useful to collect information - about timer usage patterns in kernel and userspace. + about timer usage patterns in kernel and userspace. This feature + is lightweight if enabled in the kernel config but not activated + (it defaults to deactivated on bootup and will only be activated + if some application like powertop activates it explicitly). config DEBUG_SLAB bool "Debug slab memory allocations" @@ -378,14 +381,13 @@ config FORCED_INLINING config RCU_TORTURE_TEST tristate "torture tests for RCU" depends on DEBUG_KERNEL + depends on m default n help This option provides a kernel module that runs torture tests on the RCU infrastructure. The kernel module may be built after the fact on the running kernel to be tested, if desired. - Say Y here if you want RCU torture tests to start automatically - at boot time (you probably don't). Say M if you want the RCU torture tests to build as a module. Say N if you are unsure. diff --git a/lib/hexdump.c b/lib/hexdump.c index e6da5b7fc29..473f5aed6ca 100644 --- a/lib/hexdump.c +++ b/lib/hexdump.c @@ -16,42 +16,98 @@ * hex_dump_to_buffer - convert a blob of data to "hex ASCII" in memory * @buf: data blob to dump * @len: number of bytes in the @buf + * @rowsize: number of bytes to print per line; must be 16 or 32 + * @groupsize: number of bytes to print at a time (1, 2, 4, 8; default = 1) * @linebuf: where to put the converted data * @linebuflen: total size of @linebuf, including space for terminating NUL + * @ascii: include ASCII after the hex output * * hex_dump_to_buffer() works on one "line" of output at a time, i.e., - * 16 bytes of input data converted to hex + ASCII output. + * 16 or 32 bytes of input data converted to hex + ASCII output. * * Given a buffer of u8 data, hex_dump_to_buffer() converts the input data * to a hex + ASCII dump at the supplied memory location. * The converted output is always NUL-terminated. * * E.g.: - * hex_dump_to_buffer(frame->data, frame->len, linebuf, sizeof(linebuf)); + * hex_dump_to_buffer(frame->data, frame->len, 16, 1, + * linebuf, sizeof(linebuf), 1); * * example output buffer: - * 40414243 44454647 48494a4b 4c4d4e4f @ABCDEFGHIJKLMNO + * 40 41 42 43 44 45 46 47 48 49 4a 4b 4c 4d 4e 4f @ABCDEFGHIJKLMNO */ -void hex_dump_to_buffer(const void *buf, size_t len, char *linebuf, - size_t linebuflen) +void hex_dump_to_buffer(const void *buf, size_t len, int rowsize, + int groupsize, char *linebuf, size_t linebuflen, + bool ascii) { const u8 *ptr = buf; u8 ch; int j, lx = 0; + int ascii_column; - for (j = 0; (j < 16) && (j < len) && (lx + 3) < linebuflen; j++) { - if (j && !(j % 4)) + if (rowsize != 16 && rowsize != 32) + rowsize = 16; + + if (!len) + goto nil; + if (len > rowsize) /* limit to one line at a time */ + len = rowsize; + if ((len % groupsize) != 0) /* no mixed size output */ + groupsize = 1; + + switch (groupsize) { + case 8: { + const u64 *ptr8 = buf; + int ngroups = len / groupsize; + + for (j = 0; j < ngroups; j++) + lx += scnprintf(linebuf + lx, linebuflen - lx, + "%16.16llx ", (unsigned long long)*(ptr8 + j)); + ascii_column = 17 * ngroups + 2; + break; + } + + case 4: { + const u32 *ptr4 = buf; + int ngroups = len / groupsize; + + for (j = 0; j < ngroups; j++) + lx += scnprintf(linebuf + lx, linebuflen - lx, + "%8.8x ", *(ptr4 + j)); + ascii_column = 9 * ngroups + 2; + break; + } + + case 2: { + const u16 *ptr2 = buf; + int ngroups = len / groupsize; + + for (j = 0; j < ngroups; j++) + lx += scnprintf(linebuf + lx, linebuflen - lx, + "%4.4x ", *(ptr2 + j)); + ascii_column = 5 * ngroups + 2; + break; + } + + default: + for (j = 0; (j < rowsize) && (j < len) && (lx + 4) < linebuflen; + j++) { + ch = ptr[j]; + linebuf[lx++] = hex_asc(ch >> 4); + linebuf[lx++] = hex_asc(ch & 0x0f); linebuf[lx++] = ' '; - ch = ptr[j]; - linebuf[lx++] = hex_asc(ch >> 4); - linebuf[lx++] = hex_asc(ch & 0x0f); + } + ascii_column = 3 * rowsize + 2; + break; } - if ((lx + 2) < linebuflen) { - linebuf[lx++] = ' '; + if (!ascii) + goto nil; + + while (lx < (linebuflen - 1) && lx < (ascii_column - 1)) linebuf[lx++] = ' '; - } - for (j = 0; (j < 16) && (j < len) && (lx + 2) < linebuflen; j++) + for (j = 0; (j < rowsize) && (j < len) && (lx + 2) < linebuflen; j++) linebuf[lx++] = isprint(ptr[j]) ? ptr[j] : '.'; +nil: linebuf[lx++] = '\0'; } EXPORT_SYMBOL(hex_dump_to_buffer); @@ -59,46 +115,83 @@ EXPORT_SYMBOL(hex_dump_to_buffer); /** * print_hex_dump - print a text hex dump to syslog for a binary blob of data * @level: kernel log level (e.g. KERN_DEBUG) + * @prefix_str: string to prefix each line with; + * caller supplies trailing spaces for alignment if desired * @prefix_type: controls whether prefix of an offset, address, or none * is printed (%DUMP_PREFIX_OFFSET, %DUMP_PREFIX_ADDRESS, %DUMP_PREFIX_NONE) + * @rowsize: number of bytes to print per line; must be 16 or 32 + * @groupsize: number of bytes to print at a time (1, 2, 4, 8; default = 1) * @buf: data blob to dump * @len: number of bytes in the @buf + * @ascii: include ASCII after the hex output * * Given a buffer of u8 data, print_hex_dump() prints a hex + ASCII dump * to the kernel log at the specified kernel log level, with an optional * leading prefix. * + * print_hex_dump() works on one "line" of output at a time, i.e., + * 16 or 32 bytes of input data converted to hex + ASCII output. + * print_hex_dump() iterates over the entire input @buf, breaking it into + * "line size" chunks to format and print. + * * E.g.: - * print_hex_dump(KERN_DEBUG, DUMP_PREFIX_ADDRESS, frame->data, frame->len); + * print_hex_dump(KERN_DEBUG, "raw data: ", DUMP_PREFIX_ADDRESS, + * 16, 1, frame->data, frame->len, 1); * - * Example output using %DUMP_PREFIX_OFFSET: - * 0009ab42: 40414243 44454647 48494a4b 4c4d4e4f @ABCDEFGHIJKLMNO - * Example output using %DUMP_PREFIX_ADDRESS: - * ffffffff88089af0: 70717273 74757677 78797a7b 7c7d7e7f pqrstuvwxyz{|}~. + * Example output using %DUMP_PREFIX_OFFSET and 1-byte mode: + * 0009ab42: 40 41 42 43 44 45 46 47 48 49 4a 4b 4c 4d 4e 4f @ABCDEFGHIJKLMNO + * Example output using %DUMP_PREFIX_ADDRESS and 4-byte mode: + * ffffffff88089af0: 73727170 77767574 7b7a7978 7f7e7d7c pqrstuvwxyz{|}~. */ -void print_hex_dump(const char *level, int prefix_type, void *buf, size_t len) +void print_hex_dump(const char *level, const char *prefix_str, int prefix_type, + int rowsize, int groupsize, + void *buf, size_t len, bool ascii) { u8 *ptr = buf; int i, linelen, remaining = len; - unsigned char linebuf[100]; + unsigned char linebuf[200]; - for (i = 0; i < len; i += 16) { - linelen = min(remaining, 16); - remaining -= 16; - hex_dump_to_buffer(ptr + i, linelen, linebuf, sizeof(linebuf)); + if (rowsize != 16 && rowsize != 32) + rowsize = 16; + + for (i = 0; i < len; i += rowsize) { + linelen = min(remaining, rowsize); + remaining -= rowsize; + hex_dump_to_buffer(ptr + i, linelen, rowsize, groupsize, + linebuf, sizeof(linebuf), ascii); switch (prefix_type) { case DUMP_PREFIX_ADDRESS: - printk("%s%*p: %s\n", level, + printk("%s%s%*p: %s\n", level, prefix_str, (int)(2 * sizeof(void *)), ptr + i, linebuf); break; case DUMP_PREFIX_OFFSET: - printk("%s%.8x: %s\n", level, i, linebuf); + printk("%s%s%.8x: %s\n", level, prefix_str, i, linebuf); break; default: - printk("%s%s\n", level, linebuf); + printk("%s%s%s\n", level, prefix_str, linebuf); break; } } } EXPORT_SYMBOL(print_hex_dump); + +/** + * print_hex_dump_bytes - shorthand form of print_hex_dump() with default params + * @prefix_str: string to prefix each line with; + * caller supplies trailing spaces for alignment if desired + * @prefix_type: controls whether prefix of an offset, address, or none + * is printed (%DUMP_PREFIX_OFFSET, %DUMP_PREFIX_ADDRESS, %DUMP_PREFIX_NONE) + * @buf: data blob to dump + * @len: number of bytes in the @buf + * + * Calls print_hex_dump(), with log level of KERN_DEBUG, + * rowsize of 16, groupsize of 1, and ASCII output included. + */ +void print_hex_dump_bytes(const char *prefix_str, int prefix_type, + void *buf, size_t len) +{ + print_hex_dump(KERN_DEBUG, prefix_str, prefix_type, 16, 1, + buf, len, 1); +} +EXPORT_SYMBOL(print_hex_dump_bytes); diff --git a/lib/kobject.c b/lib/kobject.c index fc5f3f6e732..ac1520651b9 100644 --- a/lib/kobject.c +++ b/lib/kobject.c @@ -202,14 +202,14 @@ int kobject_shadow_add(struct kobject * kobj, struct dentry *shadow_parent) /* be noisy on error issues */ if (error == -EEXIST) - printk("kobject_add failed for %s with -EEXIST, " - "don't try to register things with the " - "same name in the same directory.\n", + printk(KERN_ERR "kobject_add failed for %s with " + "-EEXIST, don't try to register things with " + "the same name in the same directory.\n", kobject_name(kobj)); else - printk("kobject_add failed for %s (%d)\n", + printk(KERN_ERR "kobject_add failed for %s (%d)\n", kobject_name(kobj), error); - dump_stack(); + dump_stack(); } return error; diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c index 84279127fcd..df9d554bea3 100644 --- a/mm/memory_hotplug.c +++ b/mm/memory_hotplug.c @@ -65,7 +65,7 @@ static int __add_zone(struct zone *zone, unsigned long phys_start_pfn) int zone_type; zone_type = zone - pgdat->node_zones; - if (!populated_zone(zone)) { + if (!zone->wait_table) { int ret = 0; ret = init_currently_empty_zone(zone, phys_start_pfn, nr_pages, MEMMAP_HOTPLUG); diff --git a/mm/page_alloc.c b/mm/page_alloc.c index 8b000d6803c..bd8e33582d2 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -136,6 +136,11 @@ static unsigned long __meminitdata dma_reserve; #endif /* CONFIG_MEMORY_HOTPLUG_RESERVE */ #endif /* CONFIG_ARCH_POPULATES_NODE_MAP */ +#if MAX_NUMNODES > 1 +int nr_node_ids __read_mostly = MAX_NUMNODES; +EXPORT_SYMBOL(nr_node_ids); +#endif + #ifdef CONFIG_DEBUG_VM static int page_outside_zone_boundaries(struct zone *zone, struct page *page) { @@ -669,26 +674,6 @@ static int rmqueue_bulk(struct zone *zone, unsigned int order, return i; } -#if MAX_NUMNODES > 1 -int nr_node_ids __read_mostly = MAX_NUMNODES; -EXPORT_SYMBOL(nr_node_ids); - -/* - * Figure out the number of possible node ids. - */ -static void __init setup_nr_node_ids(void) -{ - unsigned int node; - unsigned int highest = 0; - - for_each_node_mask(node, node_possible_map) - highest = node; - nr_node_ids = highest + 1; -} -#else -static void __init setup_nr_node_ids(void) {} -#endif - #ifdef CONFIG_NUMA /* * Called from the vmstat counter updater to drain pagesets of this @@ -2704,7 +2689,7 @@ static void __init_refok alloc_node_mem_map(struct pglist_data *pgdat) map = alloc_bootmem_node(pgdat, size); pgdat->node_mem_map = map + (pgdat->node_start_pfn - start); } -#ifdef CONFIG_FLATMEM +#ifndef CONFIG_NEED_MULTIPLE_NODES /* * With no DISCONTIG, the global mem_map is just set as node 0's */ @@ -2733,6 +2718,26 @@ void __meminit free_area_init_node(int nid, struct pglist_data *pgdat, } #ifdef CONFIG_ARCH_POPULATES_NODE_MAP + +#if MAX_NUMNODES > 1 +/* + * Figure out the number of possible node ids. + */ +static void __init setup_nr_node_ids(void) +{ + unsigned int node; + unsigned int highest = 0; + + for_each_node_mask(node, node_possible_map) + highest = node; + nr_node_ids = highest + 1; +} +#else +static inline void setup_nr_node_ids(void) +{ +} +#endif + /** * add_active_range - Register a range of PFNs backed by physical memory * @nid: The node ID the range resides on diff --git a/mm/shmem.c b/mm/shmem.c index e537317bec4..b6aae2b3339 100644 --- a/mm/shmem.c +++ b/mm/shmem.c @@ -967,6 +967,8 @@ static inline int shmem_parse_mpol(char *value, int *policy, nodemask_t *policy_ *nodelist++ = '\0'; if (nodelist_parse(nodelist, *policy_nodes)) goto out; + if (!nodes_subset(*policy_nodes, node_online_map)) + goto out; } if (!strcmp(value, "default")) { *policy = MPOL_DEFAULT; diff --git a/mm/slab.c b/mm/slab.c index 2e71a328aa0..6d65cf4e4b2 100644 --- a/mm/slab.c +++ b/mm/slab.c @@ -3539,7 +3539,7 @@ static inline void __cache_free(struct kmem_cache *cachep, void *objp) check_irq_off(); objp = cache_free_debugcheck(cachep, objp, __builtin_return_address(0)); - if (use_alien_caches && cache_free_alien(cachep, objp)) + if (cache_free_alien(cachep, objp)) return; if (likely(ac->avail < ac->limit)) { diff --git a/mm/slub.c b/mm/slub.c index 98801d404d6..c9ab68881b4 100644 --- a/mm/slub.c +++ b/mm/slub.c @@ -939,7 +939,7 @@ static void kmem_cache_open_debug_check(struct kmem_cache *s) * Debugging or ctor may create a need to move the free * pointer. Fail if this happens. */ - if (s->size >= 65535 * sizeof(void *)) { + if (s->objsize >= 65535 * sizeof(void *)) { BUG_ON(s->flags & (SLAB_RED_ZONE | SLAB_POISON | SLAB_STORE_USER | SLAB_DESTROY_BY_RCU)); BUG_ON(s->ctor); @@ -1917,7 +1917,6 @@ static int calculate_sizes(struct kmem_cache *s) */ s->inuse = size; -#ifdef CONFIG_SLUB_DEBUG if (((flags & (SLAB_DESTROY_BY_RCU | SLAB_POISON)) || s->ctor)) { /* @@ -1932,6 +1931,7 @@ static int calculate_sizes(struct kmem_cache *s) size += sizeof(void *); } +#ifdef CONFIG_SLUB_DEBUG if (flags & SLAB_STORE_USER) /* * Need to store information about allocs and frees after @@ -2241,7 +2241,7 @@ void *__kmalloc(size_t size, gfp_t flags) if (s) return slab_alloc(s, flags, -1, __builtin_return_address(0)); - return NULL; + return ZERO_SIZE_PTR; } EXPORT_SYMBOL(__kmalloc); @@ -2252,16 +2252,20 @@ void *__kmalloc_node(size_t size, gfp_t flags, int node) if (s) return slab_alloc(s, flags, node, __builtin_return_address(0)); - return NULL; + return ZERO_SIZE_PTR; } EXPORT_SYMBOL(__kmalloc_node); #endif size_t ksize(const void *object) { - struct page *page = get_object_page(object); + struct page *page; struct kmem_cache *s; + if (object == ZERO_SIZE_PTR) + return 0; + + page = get_object_page(object); BUG_ON(!page); s = page->slab; BUG_ON(!s); @@ -2293,7 +2297,13 @@ void kfree(const void *x) struct kmem_cache *s; struct page *page; - if (!x) + /* + * This has to be an unsigned comparison. According to Linus + * some gcc version treat a pointer as a signed entity. Then + * this comparison would be true for all "negative" pointers + * (which would cover the whole upper half of the address space). + */ + if ((unsigned long)x <= (unsigned long)ZERO_SIZE_PTR) return; page = virt_to_head_page(x); @@ -2398,12 +2408,12 @@ void *krealloc(const void *p, size_t new_size, gfp_t flags) void *ret; size_t ks; - if (unlikely(!p)) + if (unlikely(!p || p == ZERO_SIZE_PTR)) return kmalloc(new_size, flags); if (unlikely(!new_size)) { kfree(p); - return NULL; + return ZERO_SIZE_PTR; } ks = ksize(p); @@ -2435,6 +2445,7 @@ void __init kmem_cache_init(void) */ create_kmalloc_cache(&kmalloc_caches[0], "kmem_cache_node", sizeof(struct kmem_cache_node), GFP_KERNEL); + kmalloc_caches[0].refcount = -1; #endif /* Able to allocate the per node structures */ @@ -2482,6 +2493,12 @@ static int slab_unmergeable(struct kmem_cache *s) if (s->ctor) return 1; + /* + * We may have set a slab to be unmergeable during bootstrap. + */ + if (s->refcount < 0) + return 1; + return 0; } @@ -2601,6 +2618,19 @@ static void for_all_slabs(void (*func)(struct kmem_cache *, int), int cpu) } /* + * Version of __flush_cpu_slab for the case that interrupts + * are enabled. + */ +static void cpu_slab_flush(struct kmem_cache *s, int cpu) +{ + unsigned long flags; + + local_irq_save(flags); + __flush_cpu_slab(s, cpu); + local_irq_restore(flags); +} + +/* * Use the cpu notifier to insure that the cpu slabs are flushed when * necessary. */ @@ -2614,7 +2644,7 @@ static int __cpuinit slab_cpuup_callback(struct notifier_block *nfb, case CPU_UP_CANCELED_FROZEN: case CPU_DEAD: case CPU_DEAD_FROZEN: - for_all_slabs(__flush_cpu_slab, cpu); + for_all_slabs(cpu_slab_flush, cpu); break; default: break; @@ -2632,7 +2662,7 @@ void *__kmalloc_track_caller(size_t size, gfp_t gfpflags, void *caller) struct kmem_cache *s = get_slab(size, gfpflags); if (!s) - return NULL; + return ZERO_SIZE_PTR; return slab_alloc(s, gfpflags, -1, caller); } @@ -2643,7 +2673,7 @@ void *__kmalloc_node_track_caller(size_t size, gfp_t gfpflags, struct kmem_cache *s = get_slab(size, gfpflags); if (!s) - return NULL; + return ZERO_SIZE_PTR; return slab_alloc(s, gfpflags, node, caller); } diff --git a/mm/sparse.c b/mm/sparse.c index 1302f8348d5..e03b39f3540 100644 --- a/mm/sparse.c +++ b/mm/sparse.c @@ -209,6 +209,12 @@ static int __meminit sparse_init_one_section(struct mem_section *ms, return 1; } +__attribute__((weak)) +void *alloc_bootmem_high_node(pg_data_t *pgdat, unsigned long size) +{ + return NULL; +} + static struct page __init *sparse_early_mem_map_alloc(unsigned long pnum) { struct page *map; @@ -219,6 +225,11 @@ static struct page __init *sparse_early_mem_map_alloc(unsigned long pnum) if (map) return map; + map = alloc_bootmem_high_node(NODE_DATA(nid), + sizeof(struct page) * PAGES_PER_SECTION); + if (map) + return map; + map = alloc_bootmem_node(NODE_DATA(nid), sizeof(struct page) * PAGES_PER_SECTION); if (map) @@ -229,6 +240,27 @@ static struct page __init *sparse_early_mem_map_alloc(unsigned long pnum) return NULL; } +/* + * Allocate the accumulated non-linear sections, allocate a mem_map + * for each and record the physical to section mapping. + */ +void __init sparse_init(void) +{ + unsigned long pnum; + struct page *map; + + for (pnum = 0; pnum < NR_MEM_SECTIONS; pnum++) { + if (!valid_section_nr(pnum)) + continue; + + map = sparse_early_mem_map_alloc(pnum); + if (!map) + continue; + sparse_init_one_section(__nr_to_section(pnum), pnum, map); + } +} + +#ifdef CONFIG_MEMORY_HOTPLUG static struct page *__kmalloc_section_memmap(unsigned long nr_pages) { struct page *page, *ret; @@ -269,27 +301,6 @@ static void __kfree_section_memmap(struct page *memmap, unsigned long nr_pages) } /* - * Allocate the accumulated non-linear sections, allocate a mem_map - * for each and record the physical to section mapping. - */ -void __init sparse_init(void) -{ - unsigned long pnum; - struct page *map; - - for (pnum = 0; pnum < NR_MEM_SECTIONS; pnum++) { - if (!valid_section_nr(pnum)) - continue; - - map = sparse_early_mem_map_alloc(pnum); - if (!map) - continue; - sparse_init_one_section(__nr_to_section(pnum), pnum, map); - } -} - -#ifdef CONFIG_MEMORY_HOTPLUG -/* * returns the number of sections whose mem_maps were properly * set. If this is <=0, then that means that the passed-in * map was not consumed and must be freed. diff --git a/net/8021q/vlan.c b/net/8021q/vlan.c index bd93c45778d..de78c9dd713 100644 --- a/net/8021q/vlan.c +++ b/net/8021q/vlan.c @@ -240,10 +240,8 @@ static int unregister_vlan_dev(struct net_device *real_dev, * interlock with HW accelerating devices or SW vlan * input packet processing. */ - if (real_dev->features & - (NETIF_F_HW_VLAN_RX | NETIF_F_HW_VLAN_FILTER)) { + if (real_dev->features & NETIF_F_HW_VLAN_FILTER) real_dev->vlan_rx_kill_vid(real_dev, vlan_id); - } vlan_group_set_device(grp, vlan_id, NULL); synchronize_net(); @@ -409,16 +407,14 @@ static struct net_device *register_vlan_device(const char *eth_IF_name, } if ((real_dev->features & NETIF_F_HW_VLAN_RX) && - (real_dev->vlan_rx_register == NULL || - real_dev->vlan_rx_kill_vid == NULL)) { + !real_dev->vlan_rx_register) { printk(VLAN_DBG "%s: Device %s has buggy VLAN hw accel.\n", __FUNCTION__, real_dev->name); goto out_put_dev; } if ((real_dev->features & NETIF_F_HW_VLAN_FILTER) && - (real_dev->vlan_rx_add_vid == NULL || - real_dev->vlan_rx_kill_vid == NULL)) { + (!real_dev->vlan_rx_add_vid || !real_dev->vlan_rx_kill_vid)) { printk(VLAN_DBG "%s: Device %s has buggy VLAN hw accel.\n", __FUNCTION__, real_dev->name); goto out_put_dev; @@ -740,8 +736,7 @@ static int vlan_ioctl_handler(void __user *arg) case SET_VLAN_NAME_TYPE_CMD: if (!capable(CAP_NET_ADMIN)) return -EPERM; - if ((args.u.name_type >= 0) && - (args.u.name_type < VLAN_NAME_TYPE_HIGHEST)) { + if (args.u.name_type < VLAN_NAME_TYPE_HIGHEST) { vlan_name_type = args.u.name_type; err = 0; } else { diff --git a/net/bluetooth/l2cap.c b/net/bluetooth/l2cap.c index a59b1fb63b7..670ff95ca64 100644 --- a/net/bluetooth/l2cap.c +++ b/net/bluetooth/l2cap.c @@ -507,6 +507,7 @@ static void l2cap_sock_init(struct sock *sk, struct sock *parent) } /* Default config options */ + pi->conf_len = 0; pi->conf_mtu = L2CAP_DEFAULT_MTU; pi->flush_to = L2CAP_DEFAULT_FLUSH_TO; } @@ -1271,42 +1272,6 @@ static inline int l2cap_get_conf_opt(void **ptr, int *type, int *olen, unsigned return len; } -static inline void l2cap_parse_conf_req(struct sock *sk, void *data, int len) -{ - int type, hint, olen; - unsigned long val; - void *ptr = data; - - BT_DBG("sk %p len %d", sk, len); - - while (len >= L2CAP_CONF_OPT_SIZE) { - len -= l2cap_get_conf_opt(&ptr, &type, &olen, &val); - - hint = type & 0x80; - type &= 0x7f; - - switch (type) { - case L2CAP_CONF_MTU: - l2cap_pi(sk)->conf_mtu = val; - break; - - case L2CAP_CONF_FLUSH_TO: - l2cap_pi(sk)->flush_to = val; - break; - - case L2CAP_CONF_QOS: - break; - - default: - if (hint) - break; - - /* FIXME: Reject unknown option */ - break; - } - } -} - static void l2cap_add_conf_opt(void **ptr, u8 type, u8 len, unsigned long val) { struct l2cap_conf_opt *opt = *ptr; @@ -1358,39 +1323,75 @@ static int l2cap_build_conf_req(struct sock *sk, void *data) return ptr - data; } -static inline int l2cap_conf_output(struct sock *sk, void **ptr) +static int l2cap_parse_conf_req(struct sock *sk, void *data) { struct l2cap_pinfo *pi = l2cap_pi(sk); - int result = 0; + struct l2cap_conf_rsp *rsp = data; + void *ptr = rsp->data; + void *req = pi->conf_req; + int len = pi->conf_len; + int type, hint, olen; + unsigned long val; + u16 result = L2CAP_CONF_SUCCESS; - /* Configure output options and let the other side know - * which ones we don't like. */ - if (pi->conf_mtu < pi->omtu) - result = L2CAP_CONF_UNACCEPT; - else - pi->omtu = pi->conf_mtu; + BT_DBG("sk %p", sk); + + while (len >= L2CAP_CONF_OPT_SIZE) { + len -= l2cap_get_conf_opt(&req, &type, &olen, &val); - l2cap_add_conf_opt(ptr, L2CAP_CONF_MTU, 2, pi->omtu); + hint = type & 0x80; + type &= 0x7f; + + switch (type) { + case L2CAP_CONF_MTU: + pi->conf_mtu = val; + break; + + case L2CAP_CONF_FLUSH_TO: + pi->flush_to = val; + break; + + case L2CAP_CONF_QOS: + break; + + default: + if (hint) + break; + + result = L2CAP_CONF_UNKNOWN; + *((u8 *) ptr++) = type; + break; + } + } + + if (result == L2CAP_CONF_SUCCESS) { + /* Configure output options and let the other side know + * which ones we don't like. */ + + if (pi->conf_mtu < pi->omtu) + result = L2CAP_CONF_UNACCEPT; + else + pi->omtu = pi->conf_mtu; + + l2cap_add_conf_opt(&ptr, L2CAP_CONF_MTU, 2, pi->omtu); + } - BT_DBG("sk %p result %d", sk, result); - return result; + rsp->scid = cpu_to_le16(pi->dcid); + rsp->result = cpu_to_le16(result); + rsp->flags = cpu_to_le16(0x0000); + + return ptr - data; } -static int l2cap_build_conf_rsp(struct sock *sk, void *data, int *result) +static int l2cap_build_conf_rsp(struct sock *sk, void *data, u16 result, u16 flags) { struct l2cap_conf_rsp *rsp = data; void *ptr = rsp->data; - u16 flags = 0; - - BT_DBG("sk %p complete %d", sk, result ? 1 : 0); - if (result) - *result = l2cap_conf_output(sk, &ptr); - else - flags = 0x0001; + BT_DBG("sk %p", sk); rsp->scid = cpu_to_le16(l2cap_pi(sk)->dcid); - rsp->result = cpu_to_le16(result ? *result : 0); + rsp->result = cpu_to_le16(result); rsp->flags = cpu_to_le16(flags); return ptr - data; @@ -1535,7 +1536,7 @@ static inline int l2cap_config_req(struct l2cap_conn *conn, struct l2cap_cmd_hdr u16 dcid, flags; u8 rsp[64]; struct sock *sk; - int result; + int len; dcid = __le16_to_cpu(req->dcid); flags = __le16_to_cpu(req->flags); @@ -1548,25 +1549,40 @@ static inline int l2cap_config_req(struct l2cap_conn *conn, struct l2cap_cmd_hdr if (sk->sk_state == BT_DISCONN) goto unlock; - l2cap_parse_conf_req(sk, req->data, cmd->len - sizeof(*req)); + /* Reject if config buffer is too small. */ + len = cmd->len - sizeof(*req); + if (l2cap_pi(sk)->conf_len + len > sizeof(l2cap_pi(sk)->conf_req)) { + l2cap_send_cmd(conn, cmd->ident, L2CAP_CONF_RSP, + l2cap_build_conf_rsp(sk, rsp, + L2CAP_CONF_REJECT, flags), rsp); + goto unlock; + } + + /* Store config. */ + memcpy(l2cap_pi(sk)->conf_req + l2cap_pi(sk)->conf_len, req->data, len); + l2cap_pi(sk)->conf_len += len; if (flags & 0x0001) { /* Incomplete config. Send empty response. */ l2cap_send_cmd(conn, cmd->ident, L2CAP_CONF_RSP, - l2cap_build_conf_rsp(sk, rsp, NULL), rsp); + l2cap_build_conf_rsp(sk, rsp, + L2CAP_CONF_SUCCESS, 0x0001), rsp); goto unlock; } /* Complete config. */ - l2cap_send_cmd(conn, cmd->ident, L2CAP_CONF_RSP, - l2cap_build_conf_rsp(sk, rsp, &result), rsp); - - if (result) + len = l2cap_parse_conf_req(sk, rsp); + if (len < 0) goto unlock; - /* Output config done */ + l2cap_send_cmd(conn, cmd->ident, L2CAP_CONF_RSP, len, rsp); + + /* Output config done. */ l2cap_pi(sk)->conf_state |= L2CAP_CONF_OUTPUT_DONE; + /* Reset config buffer. */ + l2cap_pi(sk)->conf_len = 0; + if (l2cap_pi(sk)->conf_state & L2CAP_CONF_INPUT_DONE) { sk->sk_state = BT_CONNECTED; l2cap_chan_ready(sk); diff --git a/net/bridge/br_fdb.c b/net/bridge/br_fdb.c index 91b017016d5..3fc69729381 100644 --- a/net/bridge/br_fdb.c +++ b/net/bridge/br_fdb.c @@ -121,6 +121,7 @@ void br_fdb_cleanup(unsigned long _data) { struct net_bridge *br = (struct net_bridge *)_data; unsigned long delay = hold_time(br); + unsigned long next_timer = jiffies + br->forward_delay; int i; spin_lock_bh(&br->hash_lock); @@ -129,14 +130,21 @@ void br_fdb_cleanup(unsigned long _data) struct hlist_node *h, *n; hlist_for_each_entry_safe(f, h, n, &br->hash[i], hlist) { - if (!f->is_static && - time_before_eq(f->ageing_timer + delay, jiffies)) + unsigned long this_timer; + if (f->is_static) + continue; + this_timer = f->ageing_timer + delay; + if (time_before_eq(this_timer, jiffies)) fdb_delete(f); + else if (this_timer < next_timer) + next_timer = this_timer; } } spin_unlock_bh(&br->hash_lock); - mod_timer(&br->gc_timer, jiffies + HZ/10); + /* Add HZ/4 to ensure we round the jiffies upwards to be after the next + * timer, otherwise we might round down and will have no-op run. */ + mod_timer(&br->gc_timer, round_jiffies(next_timer + HZ/4)); } /* Completely flush all dynamic entries in forwarding database.*/ diff --git a/net/bridge/br_stp.c b/net/bridge/br_stp.c index 0e035d6162c..e38034aa56f 100644 --- a/net/bridge/br_stp.c +++ b/net/bridge/br_stp.c @@ -178,7 +178,8 @@ void br_transmit_config(struct net_bridge_port *p) br_send_config_bpdu(p, &bpdu); p->topology_change_ack = 0; p->config_pending = 0; - mod_timer(&p->hold_timer, jiffies + BR_HOLD_TIME); + mod_timer(&p->hold_timer, + round_jiffies(jiffies + BR_HOLD_TIME)); } } diff --git a/net/bridge/br_stp_timer.c b/net/bridge/br_stp_timer.c index 24e0ca4a313..77f5255e691 100644 --- a/net/bridge/br_stp_timer.c +++ b/net/bridge/br_stp_timer.c @@ -42,7 +42,7 @@ static void br_hello_timer_expired(unsigned long arg) if (br->dev->flags & IFF_UP) { br_config_bpdu_generation(br); - mod_timer(&br->hello_timer, jiffies + br->hello_time); + mod_timer(&br->hello_timer, round_jiffies(jiffies + br->hello_time)); } spin_unlock(&br->lock); } diff --git a/net/core/dev.c b/net/core/dev.c index 5a7f20f7857..26090621ea6 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -2577,7 +2577,7 @@ unsigned dev_get_flags(const struct net_device *dev) int dev_change_flags(struct net_device *dev, unsigned flags) { - int ret; + int ret, changes; int old_flags = dev->flags; /* @@ -2632,8 +2632,10 @@ int dev_change_flags(struct net_device *dev, unsigned flags) dev_set_allmulti(dev, inc); } - if (old_flags ^ dev->flags) - rtmsg_ifinfo(RTM_NEWLINK, dev, old_flags ^ dev->flags); + /* Exclude state transition flags, already notified */ + changes = (old_flags ^ dev->flags) & ~(IFF_UP | IFF_RUNNING); + if (changes) + rtmsg_ifinfo(RTM_NEWLINK, dev, changes); return ret; } diff --git a/net/core/dst.c b/net/core/dst.c index 764bccb3d99..c6a05879d58 100644 --- a/net/core/dst.c +++ b/net/core/dst.c @@ -111,13 +111,7 @@ out: spin_unlock(&dst_lock); } -static int dst_discard_in(struct sk_buff *skb) -{ - kfree_skb(skb); - return 0; -} - -static int dst_discard_out(struct sk_buff *skb) +static int dst_discard(struct sk_buff *skb) { kfree_skb(skb); return 0; @@ -138,8 +132,7 @@ void * dst_alloc(struct dst_ops * ops) dst->ops = ops; dst->lastuse = jiffies; dst->path = dst; - dst->input = dst_discard_in; - dst->output = dst_discard_out; + dst->input = dst->output = dst_discard; #if RT_CACHE_DEBUG >= 2 atomic_inc(&dst_total); #endif @@ -153,8 +146,7 @@ static void ___dst_free(struct dst_entry * dst) protocol module is unloaded. */ if (dst->dev == NULL || !(dst->dev->flags&IFF_UP)) { - dst->input = dst_discard_in; - dst->output = dst_discard_out; + dst->input = dst->output = dst_discard; } dst->obsolete = 2; } @@ -242,8 +234,7 @@ static inline void dst_ifdown(struct dst_entry *dst, struct net_device *dev, return; if (!unregister) { - dst->input = dst_discard_in; - dst->output = dst_discard_out; + dst->input = dst->output = dst_discard; } else { dst->dev = &loopback_dev; dev_hold(&loopback_dev); diff --git a/net/core/neighbour.c b/net/core/neighbour.c index 6f3bb73053c..9df26a07f06 100644 --- a/net/core/neighbour.c +++ b/net/core/neighbour.c @@ -1761,7 +1761,7 @@ static inline struct neigh_parms *lookup_neigh_params(struct neigh_table *tbl, return NULL; } -static struct nla_policy nl_neightbl_policy[NDTA_MAX+1] __read_mostly = { +static const struct nla_policy nl_neightbl_policy[NDTA_MAX+1] = { [NDTA_NAME] = { .type = NLA_STRING }, [NDTA_THRESH1] = { .type = NLA_U32 }, [NDTA_THRESH2] = { .type = NLA_U32 }, @@ -1770,7 +1770,7 @@ static struct nla_policy nl_neightbl_policy[NDTA_MAX+1] __read_mostly = { [NDTA_PARMS] = { .type = NLA_NESTED }, }; -static struct nla_policy nl_ntbl_parm_policy[NDTPA_MAX+1] __read_mostly = { +static const struct nla_policy nl_ntbl_parm_policy[NDTPA_MAX+1] = { [NDTPA_IFINDEX] = { .type = NLA_U32 }, [NDTPA_QUEUE_LEN] = { .type = NLA_U32 }, [NDTPA_PROXY_QLEN] = { .type = NLA_U32 }, diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c index 8c971a2efe2..02e8bf08427 100644 --- a/net/core/rtnetlink.c +++ b/net/core/rtnetlink.c @@ -437,7 +437,7 @@ static void copy_rtnl_link_stats(struct rtnl_link_stats *a, a->tx_compressed = b->tx_compressed; }; -static inline size_t if_nlmsg_size(int iwbuflen) +static inline size_t if_nlmsg_size(void) { return NLMSG_ALIGN(sizeof(struct ifinfomsg)) + nla_total_size(IFNAMSIZ) /* IFLA_IFNAME */ @@ -452,13 +452,12 @@ static inline size_t if_nlmsg_size(int iwbuflen) + nla_total_size(4) /* IFLA_LINK */ + nla_total_size(4) /* IFLA_MASTER */ + nla_total_size(1) /* IFLA_OPERSTATE */ - + nla_total_size(1) /* IFLA_LINKMODE */ - + nla_total_size(iwbuflen); + + nla_total_size(1); /* IFLA_LINKMODE */ } static int rtnl_fill_ifinfo(struct sk_buff *skb, struct net_device *dev, - void *iwbuf, int iwbuflen, int type, u32 pid, - u32 seq, u32 change, unsigned int flags) + int type, u32 pid, u32 seq, u32 change, + unsigned int flags) { struct ifinfomsg *ifm; struct nlmsghdr *nlh; @@ -523,9 +522,6 @@ static int rtnl_fill_ifinfo(struct sk_buff *skb, struct net_device *dev, } } - if (iwbuf) - NLA_PUT(skb, IFLA_WIRELESS, iwbuflen, iwbuf); - return nlmsg_end(skb, nlh); nla_put_failure: @@ -543,7 +539,7 @@ static int rtnl_dump_ifinfo(struct sk_buff *skb, struct netlink_callback *cb) for_each_netdev(dev) { if (idx < s_idx) goto cont; - if (rtnl_fill_ifinfo(skb, dev, NULL, 0, RTM_NEWLINK, + if (rtnl_fill_ifinfo(skb, dev, RTM_NEWLINK, NETLINK_CB(cb->skb).pid, cb->nlh->nlmsg_seq, 0, NLM_F_MULTI) <= 0) break; @@ -555,7 +551,7 @@ cont: return skb->len; } -static struct nla_policy ifla_policy[IFLA_MAX+1] __read_mostly = { +static const struct nla_policy ifla_policy[IFLA_MAX+1] = { [IFLA_IFNAME] = { .type = NLA_STRING, .len = IFNAMSIZ-1 }, [IFLA_MAP] = { .len = sizeof(struct rtnl_link_ifmap) }, [IFLA_MTU] = { .type = NLA_U32 }, @@ -584,7 +580,7 @@ static int rtnl_setlink(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg) err = -EINVAL; ifm = nlmsg_data(nlh); - if (ifm->ifi_index >= 0) + if (ifm->ifi_index > 0) dev = dev_get_by_index(ifm->ifi_index); else if (tb[IFLA_IFNAME]) dev = dev_get_by_name(ifname); @@ -676,7 +672,7 @@ static int rtnl_setlink(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg) * name provided implies that a name change has been * requested. */ - if (ifm->ifi_index >= 0 && ifname[0]) { + if (ifm->ifi_index > 0 && ifname[0]) { err = dev_change_name(dev, ifname); if (err < 0) goto errout_dev; @@ -689,8 +685,15 @@ static int rtnl_setlink(struct sk_buff *skb, struct nlmsghdr *nlh, void *arg) } - if (ifm->ifi_flags) - dev_change_flags(dev, ifm->ifi_flags); + if (ifm->ifi_flags || ifm->ifi_change) { + unsigned int flags = ifm->ifi_flags; + + /* bugwards compatibility: ifi_change == 0 is treated as ~0 */ + if (ifm->ifi_change) + flags = (flags & ifm->ifi_change) | + (dev->flags & ~ifm->ifi_change); + dev_change_flags(dev, flags); + } if (tb[IFLA_TXQLEN]) dev->tx_queue_len = nla_get_u32(tb[IFLA_TXQLEN]); @@ -730,8 +733,6 @@ static int rtnl_getlink(struct sk_buff *skb, struct nlmsghdr* nlh, void *arg) struct nlattr *tb[IFLA_MAX+1]; struct net_device *dev = NULL; struct sk_buff *nskb; - char *iw_buf = NULL, *iw = NULL; - int iw_buf_len = 0; int err; err = nlmsg_parse(nlh, sizeof(*ifm), tb, IFLA_MAX, ifla_policy); @@ -739,21 +740,21 @@ static int rtnl_getlink(struct sk_buff *skb, struct nlmsghdr* nlh, void *arg) return err; ifm = nlmsg_data(nlh); - if (ifm->ifi_index >= 0) { + if (ifm->ifi_index > 0) { dev = dev_get_by_index(ifm->ifi_index); if (dev == NULL) return -ENODEV; } else return -EINVAL; - nskb = nlmsg_new(if_nlmsg_size(iw_buf_len), GFP_KERNEL); + nskb = nlmsg_new(if_nlmsg_size(), GFP_KERNEL); if (nskb == NULL) { err = -ENOBUFS; goto errout; } - err = rtnl_fill_ifinfo(nskb, dev, iw, iw_buf_len, RTM_NEWLINK, - NETLINK_CB(skb).pid, nlh->nlmsg_seq, 0, 0); + err = rtnl_fill_ifinfo(nskb, dev, RTM_NEWLINK, NETLINK_CB(skb).pid, + nlh->nlmsg_seq, 0, 0); if (err < 0) { /* -EMSGSIZE implies BUG in if_nlmsg_size */ WARN_ON(err == -EMSGSIZE); @@ -762,7 +763,6 @@ static int rtnl_getlink(struct sk_buff *skb, struct nlmsghdr* nlh, void *arg) } err = rtnl_unicast(nskb, NETLINK_CB(skb).pid); errout: - kfree(iw_buf); dev_put(dev); return err; @@ -797,11 +797,11 @@ void rtmsg_ifinfo(int type, struct net_device *dev, unsigned change) struct sk_buff *skb; int err = -ENOBUFS; - skb = nlmsg_new(if_nlmsg_size(0), GFP_KERNEL); + skb = nlmsg_new(if_nlmsg_size(), GFP_KERNEL); if (skb == NULL) goto errout; - err = rtnl_fill_ifinfo(skb, dev, NULL, 0, type, 0, 0, change, 0); + err = rtnl_fill_ifinfo(skb, dev, type, 0, 0, change, 0); if (err < 0) { /* -EMSGSIZE implies BUG in if_nlmsg_size() */ WARN_ON(err == -EMSGSIZE); diff --git a/net/core/sock.c b/net/core/sock.c index 22183c2ef28..c14ce0198d2 100644 --- a/net/core/sock.c +++ b/net/core/sock.c @@ -206,7 +206,19 @@ static int sock_set_timeout(long *timeo_p, char __user *optval, int optlen) return -EINVAL; if (copy_from_user(&tv, optval, sizeof(tv))) return -EFAULT; - + if (tv.tv_usec < 0 || tv.tv_usec >= USEC_PER_SEC) + return -EDOM; + + if (tv.tv_sec < 0) { + static int warned = 0; + *timeo_p = 0; + if (warned < 10 && net_ratelimit()) + warned++; + printk(KERN_INFO "sock_set_timeout: `%s' (pid %d) " + "tries to set negative timeout\n", + current->comm, current->pid); + return 0; + } *timeo_p = MAX_SCHEDULE_TIMEOUT; if (tv.tv_sec == 0 && tv.tv_usec == 0) return 0; @@ -986,7 +998,7 @@ void sk_setup_caps(struct sock *sk, struct dst_entry *dst) __sk_dst_set(sk, dst); sk->sk_route_caps = dst->dev->features; if (sk->sk_route_caps & NETIF_F_GSO) - sk->sk_route_caps |= NETIF_F_GSO_MASK; + sk->sk_route_caps |= NETIF_F_GSO_SOFTWARE; if (sk_can_gso(sk)) { if (dst->header_len) sk->sk_route_caps &= ~NETIF_F_GSO_MASK; diff --git a/net/core/sysctl_net_core.c b/net/core/sysctl_net_core.c index b29712033dd..6d5ea976204 100644 --- a/net/core/sysctl_net_core.c +++ b/net/core/sysctl_net_core.c @@ -24,6 +24,8 @@ extern int sysctl_core_destroy_delay; #ifdef CONFIG_XFRM extern u32 sysctl_xfrm_aevent_etime; extern u32 sysctl_xfrm_aevent_rseqth; +extern int sysctl_xfrm_larval_drop; +extern u32 sysctl_xfrm_acq_expires; #endif ctl_table core_table[] = { @@ -118,6 +120,22 @@ ctl_table core_table[] = { .mode = 0644, .proc_handler = &proc_dointvec }, + { + .ctl_name = CTL_UNNUMBERED, + .procname = "xfrm_larval_drop", + .data = &sysctl_xfrm_larval_drop, + .maxlen = sizeof(int), + .mode = 0644, + .proc_handler = &proc_dointvec + }, + { + .ctl_name = CTL_UNNUMBERED, + .procname = "xfrm_acq_expires", + .data = &sysctl_xfrm_acq_expires, + .maxlen = sizeof(int), + .mode = 0644, + .proc_handler = &proc_dointvec + }, #endif /* CONFIG_XFRM */ #endif /* CONFIG_NET */ { diff --git a/net/core/utils.c b/net/core/utils.c index adecfd281ae..2030bb8c2d3 100644 --- a/net/core/utils.c +++ b/net/core/utils.c @@ -139,16 +139,16 @@ int in4_pton(const char *src, int srclen, while(1) { int c; c = xdigit2bin(srclen > 0 ? *s : '\0', delim); - if (!(c & (IN6PTON_DIGIT | IN6PTON_DOT | IN6PTON_DELIM))) { + if (!(c & (IN6PTON_DIGIT | IN6PTON_DOT | IN6PTON_DELIM | IN6PTON_COLON_MASK))) { goto out; } - if (c & (IN6PTON_DOT | IN6PTON_DELIM)) { + if (c & (IN6PTON_DOT | IN6PTON_DELIM | IN6PTON_COLON_MASK)) { if (w == 0) goto out; *d++ = w & 0xff; w = 0; i++; - if (c & IN6PTON_DELIM) { + if (c & (IN6PTON_DELIM | IN6PTON_COLON_MASK)) { if (i != 4) goto out; break; diff --git a/net/dccp/Kconfig b/net/dccp/Kconfig index b8a68dd4100..0549e4719b1 100644 --- a/net/dccp/Kconfig +++ b/net/dccp/Kconfig @@ -1,8 +1,6 @@ -menu "DCCP Configuration (EXPERIMENTAL)" - depends on INET && EXPERIMENTAL - -config IP_DCCP +menuconfig IP_DCCP tristate "The DCCP Protocol (EXPERIMENTAL)" + depends on INET && EXPERIMENTAL ---help--- Datagram Congestion Control Protocol (RFC 4340) @@ -19,19 +17,20 @@ config IP_DCCP If in doubt, say N. +if IP_DCCP + config INET_DCCP_DIAG - depends on IP_DCCP && INET_DIAG + depends on INET_DIAG def_tristate y if (IP_DCCP = y && INET_DIAG = y) def_tristate m config IP_DCCP_ACKVEC - depends on IP_DCCP bool source "net/dccp/ccids/Kconfig" menu "DCCP Kernel Hacking" - depends on IP_DCCP && DEBUG_KERNEL=y + depends on DEBUG_KERNEL=y config IP_DCCP_DEBUG bool "DCCP debug messages" @@ -61,4 +60,4 @@ config NET_DCCPPROBE endmenu -endmenu +endif # IP_DDCP diff --git a/net/dccp/ccids/ccid3.c b/net/dccp/ccids/ccid3.c index d7d9ce73724..ec7fa4d67f0 100644 --- a/net/dccp/ccids/ccid3.c +++ b/net/dccp/ccids/ccid3.c @@ -419,7 +419,6 @@ static void ccid3_hc_tx_packet_sent(struct sock *sk, int more, static void ccid3_hc_tx_packet_recv(struct sock *sk, struct sk_buff *skb) { - const struct dccp_sock *dp = dccp_sk(sk); struct ccid3_hc_tx_sock *hctx = ccid3_hc_tx_sk(sk); struct ccid3_options_received *opt_recv; struct dccp_tx_hist_entry *packet; @@ -491,7 +490,7 @@ static void ccid3_hc_tx_packet_recv(struct sock *sk, struct sk_buff *skb) ccid3_pr_debug("%s(%p), s=%u, MSS=%u, " "R_sample=%uus, X=%u\n", dccp_role(sk), sk, hctx->ccid3hctx_s, - dp->dccps_mss_cache, r_sample, + dccp_sk(sk)->dccps_mss_cache, r_sample, (unsigned)(hctx->ccid3hctx_x >> 6)); ccid3_hc_tx_set_state(sk, TFRC_SSTATE_FBACK); diff --git a/net/dccp/ipv6.c b/net/dccp/ipv6.c index 64eac2515aa..31737cdf156 100644 --- a/net/dccp/ipv6.c +++ b/net/dccp/ipv6.c @@ -1043,9 +1043,13 @@ static int dccp_v6_connect(struct sock *sk, struct sockaddr *uaddr, if (final_p) ipv6_addr_copy(&fl.fl6_dst, final_p); - err = xfrm_lookup(&dst, &fl, sk, 1); - if (err < 0) - goto failure; + err = __xfrm_lookup(&dst, &fl, sk, 1); + if (err < 0) { + if (err == -EREMOTE) + err = ip6_dst_blackhole(sk, &dst, &fl); + if (err < 0) + goto failure; + } if (saddr == NULL) { saddr = &fl.fl6_src; diff --git a/net/dccp/probe.c b/net/dccp/probe.c index 1f5e3ba6206..43a3adb027e 100644 --- a/net/dccp/probe.c +++ b/net/dccp/probe.c @@ -128,7 +128,7 @@ static ssize_t dccpprobe_read(struct file *file, char __user *buf, int error = 0, cnt = 0; unsigned char *tbuf; - if (!buf || len < 0) + if (!buf) return -EINVAL; if (len == 0) diff --git a/net/decnet/dn_dev.c b/net/decnet/dn_dev.c index 764a56a13e3..ab41c1879fd 100644 --- a/net/decnet/dn_dev.c +++ b/net/decnet/dn_dev.c @@ -638,7 +638,7 @@ static struct dn_dev *dn_dev_by_index(int ifindex) return dn_dev; } -static struct nla_policy dn_ifa_policy[IFA_MAX+1] __read_mostly = { +static const struct nla_policy dn_ifa_policy[IFA_MAX+1] = { [IFA_ADDRESS] = { .type = NLA_U16 }, [IFA_LOCAL] = { .type = NLA_U16 }, [IFA_LABEL] = { .type = NLA_STRING, diff --git a/net/decnet/dn_rules.c b/net/decnet/dn_rules.c index 17a1932216d..84ff3dd3707 100644 --- a/net/decnet/dn_rules.c +++ b/net/decnet/dn_rules.c @@ -108,7 +108,7 @@ errout: return err; } -static struct nla_policy dn_fib_rule_policy[FRA_MAX+1] __read_mostly = { +static const struct nla_policy dn_fib_rule_policy[FRA_MAX+1] = { FRA_GENERIC_POLICY, }; diff --git a/net/ieee80211/ieee80211_module.c b/net/ieee80211/ieee80211_module.c index 7ec6610841b..17ad278696e 100644 --- a/net/ieee80211/ieee80211_module.c +++ b/net/ieee80211/ieee80211_module.c @@ -140,7 +140,7 @@ struct net_device *alloc_ieee80211(int sizeof_priv) dev = alloc_etherdev(sizeof(struct ieee80211_device) + sizeof_priv); if (!dev) { - IEEE80211_ERROR("Unable to network device.\n"); + IEEE80211_ERROR("Unable to allocate network device.\n"); goto failed; } ieee = netdev_priv(dev); diff --git a/net/ieee80211/softmac/ieee80211softmac_module.c b/net/ieee80211/softmac/ieee80211softmac_module.c index e9cdc6615dd..c308756c2f9 100644 --- a/net/ieee80211/softmac/ieee80211softmac_module.c +++ b/net/ieee80211/softmac/ieee80211softmac_module.c @@ -33,7 +33,10 @@ struct net_device *alloc_ieee80211softmac(int sizeof_priv) struct ieee80211softmac_device *softmac; struct net_device *dev; - dev = alloc_ieee80211(sizeof(struct ieee80211softmac_device) + sizeof_priv); + dev = alloc_ieee80211(sizeof(*softmac) + sizeof_priv); + if (!dev) + return NULL; + softmac = ieee80211_priv(dev); softmac->dev = dev; softmac->ieee = netdev_priv(dev); diff --git a/net/ipv4/arp.c b/net/ipv4/arp.c index 7110779a024..e00767e8ebd 100644 --- a/net/ipv4/arp.c +++ b/net/ipv4/arp.c @@ -877,7 +877,7 @@ static int arp_process(struct sk_buff *skb) n = __neigh_lookup(&arp_tbl, &sip, dev, 0); - if (ipv4_devconf.arp_accept) { + if (IPV4_DEVCONF_ALL(ARP_ACCEPT)) { /* Unsolicited ARP is not accepted by default. It is possible, that this option should be enabled for some devices (strip is candidate) @@ -987,11 +987,11 @@ static int arp_req_set(struct arpreq *r, struct net_device * dev) return 0; } if (dev == NULL) { - ipv4_devconf.proxy_arp = 1; + IPV4_DEVCONF_ALL(PROXY_ARP) = 1; return 0; } if (__in_dev_get_rtnl(dev)) { - __in_dev_get_rtnl(dev)->cnf.proxy_arp = 1; + IN_DEV_CONF_SET(__in_dev_get_rtnl(dev), PROXY_ARP, 1); return 0; } return -ENXIO; @@ -1093,11 +1093,12 @@ static int arp_req_delete(struct arpreq *r, struct net_device * dev) return pneigh_delete(&arp_tbl, &ip, dev); if (mask == 0) { if (dev == NULL) { - ipv4_devconf.proxy_arp = 0; + IPV4_DEVCONF_ALL(PROXY_ARP) = 0; return 0; } if (__in_dev_get_rtnl(dev)) { - __in_dev_get_rtnl(dev)->cnf.proxy_arp = 0; + IN_DEV_CONF_SET(__in_dev_get_rtnl(dev), + PROXY_ARP, 0); return 0; } return -ENXIO; diff --git a/net/ipv4/cipso_ipv4.c b/net/ipv4/cipso_ipv4.c index 86a2b52aad3..ab56a052ce3 100644 --- a/net/ipv4/cipso_ipv4.c +++ b/net/ipv4/cipso_ipv4.c @@ -45,6 +45,7 @@ #include <net/cipso_ipv4.h> #include <asm/atomic.h> #include <asm/bug.h> +#include <asm/unaligned.h> struct cipso_v4_domhsh_entry { char *domain; @@ -1000,7 +1001,7 @@ static int cipso_v4_map_cat_enum_valid(const struct cipso_v4_doi *doi_def, return -EFAULT; for (iter = 0; iter < enumcat_len; iter += 2) { - cat = ntohs(*((__be16 *)&enumcat[iter])); + cat = ntohs(get_unaligned((__be16 *)&enumcat[iter])); if (cat <= cat_prev) return -EFAULT; cat_prev = cat; @@ -1068,8 +1069,8 @@ static int cipso_v4_map_cat_enum_ntoh(const struct cipso_v4_doi *doi_def, for (iter = 0; iter < net_cat_len; iter += 2) { ret_val = netlbl_secattr_catmap_setbit(secattr->mls_cat, - ntohs(*((__be16 *)&net_cat[iter])), - GFP_ATOMIC); + ntohs(get_unaligned((__be16 *)&net_cat[iter])), + GFP_ATOMIC); if (ret_val != 0) return ret_val; } @@ -1102,9 +1103,10 @@ static int cipso_v4_map_cat_rng_valid(const struct cipso_v4_doi *doi_def, return -EFAULT; for (iter = 0; iter < rngcat_len; iter += 4) { - cat_high = ntohs(*((__be16 *)&rngcat[iter])); + cat_high = ntohs(get_unaligned((__be16 *)&rngcat[iter])); if ((iter + 4) <= rngcat_len) - cat_low = ntohs(*((__be16 *)&rngcat[iter + 2])); + cat_low = ntohs( + get_unaligned((__be16 *)&rngcat[iter + 2])); else cat_low = 0; @@ -1201,9 +1203,10 @@ static int cipso_v4_map_cat_rng_ntoh(const struct cipso_v4_doi *doi_def, u16 cat_high; for (net_iter = 0; net_iter < net_cat_len; net_iter += 4) { - cat_high = ntohs(*((__be16 *)&net_cat[net_iter])); + cat_high = ntohs(get_unaligned((__be16 *)&net_cat[net_iter])); if ((net_iter + 4) <= net_cat_len) - cat_low = ntohs(*((__be16 *)&net_cat[net_iter + 2])); + cat_low = ntohs( + get_unaligned((__be16 *)&net_cat[net_iter + 2])); else cat_low = 0; @@ -1565,7 +1568,7 @@ int cipso_v4_validate(unsigned char **option) } rcu_read_lock(); - doi_def = cipso_v4_doi_search(ntohl(*((__be32 *)&opt[2]))); + doi_def = cipso_v4_doi_search(ntohl(get_unaligned((__be32 *)&opt[2]))); if (doi_def == NULL) { err_offset = 2; goto validate_return_locked; @@ -1709,22 +1712,22 @@ void cipso_v4_error(struct sk_buff *skb, int error, u32 gateway) } /** - * cipso_v4_socket_setattr - Add a CIPSO option to a socket - * @sock: the socket + * cipso_v4_sock_setattr - Add a CIPSO option to a socket + * @sk: the socket * @doi_def: the CIPSO DOI to use * @secattr: the specific security attributes of the socket * * Description: * Set the CIPSO option on the given socket using the DOI definition and * security attributes passed to the function. This function requires - * exclusive access to @sock->sk, which means it either needs to be in the - * process of being created or locked via lock_sock(sock->sk). Returns zero on - * success and negative values on failure. + * exclusive access to @sk, which means it either needs to be in the + * process of being created or locked. Returns zero on success and negative + * values on failure. * */ -int cipso_v4_socket_setattr(const struct socket *sock, - const struct cipso_v4_doi *doi_def, - const struct netlbl_lsm_secattr *secattr) +int cipso_v4_sock_setattr(struct sock *sk, + const struct cipso_v4_doi *doi_def, + const struct netlbl_lsm_secattr *secattr) { int ret_val = -EPERM; u32 iter; @@ -1732,7 +1735,6 @@ int cipso_v4_socket_setattr(const struct socket *sock, u32 buf_len = 0; u32 opt_len; struct ip_options *opt = NULL; - struct sock *sk; struct inet_sock *sk_inet; struct inet_connection_sock *sk_conn; @@ -1740,7 +1742,6 @@ int cipso_v4_socket_setattr(const struct socket *sock, * defined yet but it is not a problem as the only users of these * "lite" PF_INET sockets are functions which do an accept() call * afterwards so we will label the socket as part of the accept(). */ - sk = sock->sk; if (sk == NULL) return 0; @@ -1858,7 +1859,7 @@ int cipso_v4_sock_getattr(struct sock *sk, struct netlbl_lsm_secattr *secattr) if (ret_val == 0) return ret_val; - doi = ntohl(*(__be32 *)&cipso_ptr[2]); + doi = ntohl(get_unaligned((__be32 *)&cipso_ptr[2])); rcu_read_lock(); doi_def = cipso_v4_doi_search(doi); if (doi_def == NULL) { @@ -1892,29 +1893,6 @@ int cipso_v4_sock_getattr(struct sock *sk, struct netlbl_lsm_secattr *secattr) } /** - * cipso_v4_socket_getattr - Get the security attributes from a socket - * @sock: the socket - * @secattr: the security attributes - * - * Description: - * Query @sock to see if there is a CIPSO option attached to the socket and if - * there is return the CIPSO security attributes in @secattr. Returns zero on - * success and negative values on failure. - * - */ -int cipso_v4_socket_getattr(const struct socket *sock, - struct netlbl_lsm_secattr *secattr) -{ - int ret_val; - - lock_sock(sock->sk); - ret_val = cipso_v4_sock_getattr(sock->sk, secattr); - release_sock(sock->sk); - - return ret_val; -} - -/** * cipso_v4_skbuff_getattr - Get the security attributes from the CIPSO option * @skb: the packet * @secattr: the security attributes @@ -1936,7 +1914,7 @@ int cipso_v4_skbuff_getattr(const struct sk_buff *skb, if (cipso_v4_cache_check(cipso_ptr, cipso_ptr[1], secattr) == 0) return 0; - doi = ntohl(*(__be32 *)&cipso_ptr[2]); + doi = ntohl(get_unaligned((__be32 *)&cipso_ptr[2])); rcu_read_lock(); doi_def = cipso_v4_doi_search(doi); if (doi_def == NULL) diff --git a/net/ipv4/datagram.c b/net/ipv4/datagram.c index dd02a45d0f6..0301dd468cf 100644 --- a/net/ipv4/datagram.c +++ b/net/ipv4/datagram.c @@ -50,8 +50,12 @@ int ip4_datagram_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len) RT_CONN_FLAGS(sk), oif, sk->sk_protocol, inet->sport, usin->sin_port, sk, 1); - if (err) + if (err) { + if (err == -ENETUNREACH) + IP_INC_STATS_BH(IPSTATS_MIB_OUTNOROUTES); return err; + } + if ((rt->rt_flags & RTCF_BROADCAST) && !sock_flag(sk, SOCK_BROADCAST)) { ip_rt_put(rt); return -EACCES; diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c index 7f95e6e9bee..abf6352f990 100644 --- a/net/ipv4/devinet.c +++ b/net/ipv4/devinet.c @@ -64,21 +64,27 @@ #include <net/rtnetlink.h> struct ipv4_devconf ipv4_devconf = { - .accept_redirects = 1, - .send_redirects = 1, - .secure_redirects = 1, - .shared_media = 1, + .data = { + [NET_IPV4_CONF_ACCEPT_REDIRECTS - 1] = 1, + [NET_IPV4_CONF_SEND_REDIRECTS - 1] = 1, + [NET_IPV4_CONF_SECURE_REDIRECTS - 1] = 1, + [NET_IPV4_CONF_SHARED_MEDIA - 1] = 1, + }, }; static struct ipv4_devconf ipv4_devconf_dflt = { - .accept_redirects = 1, - .send_redirects = 1, - .secure_redirects = 1, - .shared_media = 1, - .accept_source_route = 1, + .data = { + [NET_IPV4_CONF_ACCEPT_REDIRECTS - 1] = 1, + [NET_IPV4_CONF_SEND_REDIRECTS - 1] = 1, + [NET_IPV4_CONF_SECURE_REDIRECTS - 1] = 1, + [NET_IPV4_CONF_SHARED_MEDIA - 1] = 1, + [NET_IPV4_CONF_ACCEPT_SOURCE_ROUTE - 1] = 1, + }, }; -static struct nla_policy ifa_ipv4_policy[IFA_MAX+1] __read_mostly = { +#define IPV4_DEVCONF_DFLT(attr) IPV4_DEVCONF(ipv4_devconf_dflt, attr) + +static const struct nla_policy ifa_ipv4_policy[IFA_MAX+1] = { [IFA_LOCAL] = { .type = NLA_U32 }, [IFA_ADDRESS] = { .type = NLA_U32 }, [IFA_BROADCAST] = { .type = NLA_U32 }, @@ -141,7 +147,7 @@ void in_dev_finish_destroy(struct in_device *idev) } } -struct in_device *inetdev_init(struct net_device *dev) +static struct in_device *inetdev_init(struct net_device *dev) { struct in_device *in_dev; @@ -321,12 +327,8 @@ static void __inet_del_ifa(struct in_device *in_dev, struct in_ifaddr **ifap, } } - if (destroy) { + if (destroy) inet_free_ifa(ifa1); - - if (!in_dev->ifa_list) - inetdev_destroy(in_dev); - } } static void inet_del_ifa(struct in_device *in_dev, struct in_ifaddr **ifap, @@ -399,12 +401,10 @@ static int inet_set_ifa(struct net_device *dev, struct in_ifaddr *ifa) ASSERT_RTNL(); if (!in_dev) { - in_dev = inetdev_init(dev); - if (!in_dev) { - inet_free_ifa(ifa); - return -ENOBUFS; - } + inet_free_ifa(ifa); + return -ENOBUFS; } + ipv4_devconf_setall(in_dev); if (ifa->ifa_dev != in_dev) { BUG_TRAP(!ifa->ifa_dev); in_dev_hold(in_dev); @@ -514,13 +514,12 @@ static struct in_ifaddr *rtm_to_ifaddr(struct nlmsghdr *nlh) in_dev = __in_dev_get_rtnl(dev); if (in_dev == NULL) { - in_dev = inetdev_init(dev); - if (in_dev == NULL) { - err = -ENOBUFS; - goto errout; - } + err = -ENOBUFS; + goto errout; } + ipv4_devconf_setall(in_dev); + ifa = inet_alloc_ifa(); if (ifa == NULL) { /* @@ -1057,11 +1056,12 @@ static int inetdev_event(struct notifier_block *this, unsigned long event, if (!in_dev) { if (event == NETDEV_REGISTER) { in_dev = inetdev_init(dev); - if (!in_dev) - panic("devinet: Failed to create loopback\n"); if (dev == &loopback_dev) { - in_dev->cnf.no_xfrm = 1; - in_dev->cnf.no_policy = 1; + if (!in_dev) + panic("devinet: " + "Failed to create loopback\n"); + IN_DEV_CONF_SET(in_dev, NOXFRM, 1); + IN_DEV_CONF_SET(in_dev, NOPOLICY, 1); } } goto out; @@ -1237,13 +1237,98 @@ errout: #ifdef CONFIG_SYSCTL +static void devinet_copy_dflt_conf(int i) +{ + struct net_device *dev; + + read_lock(&dev_base_lock); + for_each_netdev(dev) { + struct in_device *in_dev; + rcu_read_lock(); + in_dev = __in_dev_get_rcu(dev); + if (in_dev && !test_bit(i, in_dev->cnf.state)) + in_dev->cnf.data[i] = ipv4_devconf_dflt.data[i]; + rcu_read_unlock(); + } + read_unlock(&dev_base_lock); +} + +static int devinet_conf_proc(ctl_table *ctl, int write, + struct file* filp, void __user *buffer, + size_t *lenp, loff_t *ppos) +{ + int ret = proc_dointvec(ctl, write, filp, buffer, lenp, ppos); + + if (write) { + struct ipv4_devconf *cnf = ctl->extra1; + int i = (int *)ctl->data - cnf->data; + + set_bit(i, cnf->state); + + if (cnf == &ipv4_devconf_dflt) + devinet_copy_dflt_conf(i); + } + + return ret; +} + +static int devinet_conf_sysctl(ctl_table *table, int __user *name, int nlen, + void __user *oldval, size_t __user *oldlenp, + void __user *newval, size_t newlen) +{ + struct ipv4_devconf *cnf; + int *valp = table->data; + int new; + int i; + + if (!newval || !newlen) + return 0; + + if (newlen != sizeof(int)) + return -EINVAL; + + if (get_user(new, (int __user *)newval)) + return -EFAULT; + + if (new == *valp) + return 0; + + if (oldval && oldlenp) { + size_t len; + + if (get_user(len, oldlenp)) + return -EFAULT; + + if (len) { + if (len > table->maxlen) + len = table->maxlen; + if (copy_to_user(oldval, valp, len)) + return -EFAULT; + if (put_user(len, oldlenp)) + return -EFAULT; + } + } + + *valp = new; + + cnf = table->extra1; + i = (int *)table->data - cnf->data; + + set_bit(i, cnf->state); + + if (cnf == &ipv4_devconf_dflt) + devinet_copy_dflt_conf(i); + + return 1; +} + void inet_forward_change(void) { struct net_device *dev; - int on = ipv4_devconf.forwarding; + int on = IPV4_DEVCONF_ALL(FORWARDING); - ipv4_devconf.accept_redirects = !on; - ipv4_devconf_dflt.forwarding = on; + IPV4_DEVCONF_ALL(ACCEPT_REDIRECTS) = !on; + IPV4_DEVCONF_DFLT(FORWARDING) = on; read_lock(&dev_base_lock); for_each_netdev(dev) { @@ -1251,7 +1336,7 @@ void inet_forward_change(void) rcu_read_lock(); in_dev = __in_dev_get_rcu(dev); if (in_dev) - in_dev->cnf.forwarding = on; + IN_DEV_CONF_SET(in_dev, FORWARDING, on); rcu_read_unlock(); } read_unlock(&dev_base_lock); @@ -1268,9 +1353,9 @@ static int devinet_sysctl_forward(ctl_table *ctl, int write, int ret = proc_dointvec(ctl, write, filp, buffer, lenp, ppos); if (write && *valp != val) { - if (valp == &ipv4_devconf.forwarding) + if (valp == &IPV4_DEVCONF_ALL(FORWARDING)) inet_forward_change(); - else if (valp != &ipv4_devconf_dflt.forwarding) + else if (valp != &IPV4_DEVCONF_DFLT(FORWARDING)) rt_cache_flush(0); } @@ -1295,42 +1380,43 @@ int ipv4_doint_and_flush_strategy(ctl_table *table, int __user *name, int nlen, void __user *oldval, size_t __user *oldlenp, void __user *newval, size_t newlen) { - int *valp = table->data; - int new; + int ret = devinet_conf_sysctl(table, name, nlen, oldval, oldlenp, + newval, newlen); - if (!newval || !newlen) - return 0; + if (ret == 1) + rt_cache_flush(0); - if (newlen != sizeof(int)) - return -EINVAL; + return ret; +} - if (get_user(new, (int __user *)newval)) - return -EFAULT; - if (new == *valp) - return 0; +#define DEVINET_SYSCTL_ENTRY(attr, name, mval, proc, sysctl) \ + { \ + .ctl_name = NET_IPV4_CONF_ ## attr, \ + .procname = name, \ + .data = ipv4_devconf.data + \ + NET_IPV4_CONF_ ## attr - 1, \ + .maxlen = sizeof(int), \ + .mode = mval, \ + .proc_handler = proc, \ + .strategy = sysctl, \ + .extra1 = &ipv4_devconf, \ + } - if (oldval && oldlenp) { - size_t len; +#define DEVINET_SYSCTL_RW_ENTRY(attr, name) \ + DEVINET_SYSCTL_ENTRY(attr, name, 0644, devinet_conf_proc, \ + devinet_conf_sysctl) - if (get_user(len, oldlenp)) - return -EFAULT; +#define DEVINET_SYSCTL_RO_ENTRY(attr, name) \ + DEVINET_SYSCTL_ENTRY(attr, name, 0444, devinet_conf_proc, \ + devinet_conf_sysctl) - if (len) { - if (len > table->maxlen) - len = table->maxlen; - if (copy_to_user(oldval, valp, len)) - return -EFAULT; - if (put_user(len, oldlenp)) - return -EFAULT; - } - } - - *valp = new; - rt_cache_flush(0); - return 1; -} +#define DEVINET_SYSCTL_COMPLEX_ENTRY(attr, name, proc, sysctl) \ + DEVINET_SYSCTL_ENTRY(attr, name, 0644, proc, sysctl) +#define DEVINET_SYSCTL_FLUSHING_ENTRY(attr, name) \ + DEVINET_SYSCTL_COMPLEX_ENTRY(attr, name, ipv4_doint_and_flush, \ + ipv4_doint_and_flush_strategy) static struct devinet_sysctl_table { struct ctl_table_header *sysctl_header; @@ -1341,178 +1427,34 @@ static struct devinet_sysctl_table { ctl_table devinet_root_dir[2]; } devinet_sysctl = { .devinet_vars = { - { - .ctl_name = NET_IPV4_CONF_FORWARDING, - .procname = "forwarding", - .data = &ipv4_devconf.forwarding, - .maxlen = sizeof(int), - .mode = 0644, - .proc_handler = &devinet_sysctl_forward, - }, - { - .ctl_name = NET_IPV4_CONF_MC_FORWARDING, - .procname = "mc_forwarding", - .data = &ipv4_devconf.mc_forwarding, - .maxlen = sizeof(int), - .mode = 0444, - .proc_handler = &proc_dointvec, - }, - { - .ctl_name = NET_IPV4_CONF_ACCEPT_REDIRECTS, - .procname = "accept_redirects", - .data = &ipv4_devconf.accept_redirects, - .maxlen = sizeof(int), - .mode = 0644, - .proc_handler = &proc_dointvec, - }, - { - .ctl_name = NET_IPV4_CONF_SECURE_REDIRECTS, - .procname = "secure_redirects", - .data = &ipv4_devconf.secure_redirects, - .maxlen = sizeof(int), - .mode = 0644, - .proc_handler = &proc_dointvec, - }, - { - .ctl_name = NET_IPV4_CONF_SHARED_MEDIA, - .procname = "shared_media", - .data = &ipv4_devconf.shared_media, - .maxlen = sizeof(int), - .mode = 0644, - .proc_handler = &proc_dointvec, - }, - { - .ctl_name = NET_IPV4_CONF_RP_FILTER, - .procname = "rp_filter", - .data = &ipv4_devconf.rp_filter, - .maxlen = sizeof(int), - .mode = 0644, - .proc_handler = &proc_dointvec, - }, - { - .ctl_name = NET_IPV4_CONF_SEND_REDIRECTS, - .procname = "send_redirects", - .data = &ipv4_devconf.send_redirects, - .maxlen = sizeof(int), - .mode = 0644, - .proc_handler = &proc_dointvec, - }, - { - .ctl_name = NET_IPV4_CONF_ACCEPT_SOURCE_ROUTE, - .procname = "accept_source_route", - .data = &ipv4_devconf.accept_source_route, - .maxlen = sizeof(int), - .mode = 0644, - .proc_handler = &proc_dointvec, - }, - { - .ctl_name = NET_IPV4_CONF_PROXY_ARP, - .procname = "proxy_arp", - .data = &ipv4_devconf.proxy_arp, - .maxlen = sizeof(int), - .mode = 0644, - .proc_handler = &proc_dointvec, - }, - { - .ctl_name = NET_IPV4_CONF_MEDIUM_ID, - .procname = "medium_id", - .data = &ipv4_devconf.medium_id, - .maxlen = sizeof(int), - .mode = 0644, - .proc_handler = &proc_dointvec, - }, - { - .ctl_name = NET_IPV4_CONF_BOOTP_RELAY, - .procname = "bootp_relay", - .data = &ipv4_devconf.bootp_relay, - .maxlen = sizeof(int), - .mode = 0644, - .proc_handler = &proc_dointvec, - }, - { - .ctl_name = NET_IPV4_CONF_LOG_MARTIANS, - .procname = "log_martians", - .data = &ipv4_devconf.log_martians, - .maxlen = sizeof(int), - .mode = 0644, - .proc_handler = &proc_dointvec, - }, - { - .ctl_name = NET_IPV4_CONF_TAG, - .procname = "tag", - .data = &ipv4_devconf.tag, - .maxlen = sizeof(int), - .mode = 0644, - .proc_handler = &proc_dointvec, - }, - { - .ctl_name = NET_IPV4_CONF_ARPFILTER, - .procname = "arp_filter", - .data = &ipv4_devconf.arp_filter, - .maxlen = sizeof(int), - .mode = 0644, - .proc_handler = &proc_dointvec, - }, - { - .ctl_name = NET_IPV4_CONF_ARP_ANNOUNCE, - .procname = "arp_announce", - .data = &ipv4_devconf.arp_announce, - .maxlen = sizeof(int), - .mode = 0644, - .proc_handler = &proc_dointvec, - }, - { - .ctl_name = NET_IPV4_CONF_ARP_IGNORE, - .procname = "arp_ignore", - .data = &ipv4_devconf.arp_ignore, - .maxlen = sizeof(int), - .mode = 0644, - .proc_handler = &proc_dointvec, - }, - { - .ctl_name = NET_IPV4_CONF_ARP_ACCEPT, - .procname = "arp_accept", - .data = &ipv4_devconf.arp_accept, - .maxlen = sizeof(int), - .mode = 0644, - .proc_handler = &proc_dointvec, - }, - { - .ctl_name = NET_IPV4_CONF_NOXFRM, - .procname = "disable_xfrm", - .data = &ipv4_devconf.no_xfrm, - .maxlen = sizeof(int), - .mode = 0644, - .proc_handler = &ipv4_doint_and_flush, - .strategy = &ipv4_doint_and_flush_strategy, - }, - { - .ctl_name = NET_IPV4_CONF_NOPOLICY, - .procname = "disable_policy", - .data = &ipv4_devconf.no_policy, - .maxlen = sizeof(int), - .mode = 0644, - .proc_handler = &ipv4_doint_and_flush, - .strategy = &ipv4_doint_and_flush_strategy, - }, - { - .ctl_name = NET_IPV4_CONF_FORCE_IGMP_VERSION, - .procname = "force_igmp_version", - .data = &ipv4_devconf.force_igmp_version, - .maxlen = sizeof(int), - .mode = 0644, - .proc_handler = &ipv4_doint_and_flush, - .strategy = &ipv4_doint_and_flush_strategy, - }, - { - .ctl_name = NET_IPV4_CONF_PROMOTE_SECONDARIES, - .procname = "promote_secondaries", - .data = &ipv4_devconf.promote_secondaries, - .maxlen = sizeof(int), - .mode = 0644, - .proc_handler = &ipv4_doint_and_flush, - .strategy = &ipv4_doint_and_flush_strategy, - }, + DEVINET_SYSCTL_COMPLEX_ENTRY(FORWARDING, "forwarding", + devinet_sysctl_forward, + devinet_conf_sysctl), + DEVINET_SYSCTL_RO_ENTRY(MC_FORWARDING, "mc_forwarding"), + + DEVINET_SYSCTL_RW_ENTRY(ACCEPT_REDIRECTS, "accept_redirects"), + DEVINET_SYSCTL_RW_ENTRY(SECURE_REDIRECTS, "secure_redirects"), + DEVINET_SYSCTL_RW_ENTRY(SHARED_MEDIA, "shared_media"), + DEVINET_SYSCTL_RW_ENTRY(RP_FILTER, "rp_filter"), + DEVINET_SYSCTL_RW_ENTRY(SEND_REDIRECTS, "send_redirects"), + DEVINET_SYSCTL_RW_ENTRY(ACCEPT_SOURCE_ROUTE, + "accept_source_route"), + DEVINET_SYSCTL_RW_ENTRY(PROXY_ARP, "proxy_arp"), + DEVINET_SYSCTL_RW_ENTRY(MEDIUM_ID, "medium_id"), + DEVINET_SYSCTL_RW_ENTRY(BOOTP_RELAY, "bootp_relay"), + DEVINET_SYSCTL_RW_ENTRY(LOG_MARTIANS, "log_martians"), + DEVINET_SYSCTL_RW_ENTRY(TAG, "tag"), + DEVINET_SYSCTL_RW_ENTRY(ARPFILTER, "arp_filter"), + DEVINET_SYSCTL_RW_ENTRY(ARP_ANNOUNCE, "arp_announce"), + DEVINET_SYSCTL_RW_ENTRY(ARP_IGNORE, "arp_ignore"), + DEVINET_SYSCTL_RW_ENTRY(ARP_ACCEPT, "arp_accept"), + + DEVINET_SYSCTL_FLUSHING_ENTRY(NOXFRM, "disable_xfrm"), + DEVINET_SYSCTL_FLUSHING_ENTRY(NOPOLICY, "disable_policy"), + DEVINET_SYSCTL_FLUSHING_ENTRY(FORCE_IGMP_VERSION, + "force_igmp_version"), + DEVINET_SYSCTL_FLUSHING_ENTRY(PROMOTE_SECONDARIES, + "promote_secondaries"), }, .devinet_dev = { { @@ -1561,6 +1503,7 @@ static void devinet_sysctl_register(struct in_device *in_dev, return; for (i = 0; i < ARRAY_SIZE(t->devinet_vars) - 1; i++) { t->devinet_vars[i].data += (char *)p - (char *)&ipv4_devconf; + t->devinet_vars[i].extra1 = p; } if (dev) { diff --git a/net/ipv4/fib_frontend.c b/net/ipv4/fib_frontend.c index 837f2957fa8..311d633f7f3 100644 --- a/net/ipv4/fib_frontend.c +++ b/net/ipv4/fib_frontend.c @@ -250,8 +250,6 @@ e_inval: return -EINVAL; } -#ifndef CONFIG_IP_NOSIOCRT - static inline __be32 sk_extract_addr(struct sockaddr *addr) { return ((struct sockaddr_in *) addr)->sin_addr.s_addr; @@ -443,16 +441,7 @@ int ip_rt_ioctl(unsigned int cmd, void __user *arg) return -EINVAL; } -#else - -int ip_rt_ioctl(unsigned int cmd, void *arg) -{ - return -EINVAL; -} - -#endif - -struct nla_policy rtm_ipv4_policy[RTA_MAX+1] __read_mostly = { +const struct nla_policy rtm_ipv4_policy[RTA_MAX+1] = { [RTA_DST] = { .type = NLA_U32 }, [RTA_SRC] = { .type = NLA_U32 }, [RTA_IIF] = { .type = NLA_U32 }, diff --git a/net/ipv4/fib_hash.c b/net/ipv4/fib_hash.c index 9cfecf1215c..07e843a47dd 100644 --- a/net/ipv4/fib_hash.c +++ b/net/ipv4/fib_hash.c @@ -456,6 +456,8 @@ static int fn_hash_insert(struct fib_table *tb, struct fib_config *cfg) fib_release_info(fi_drop); if (state & FA_S_ACCESSED) rt_cache_flush(-1); + rtmsg_fib(RTM_NEWROUTE, key, fa, cfg->fc_dst_len, tb->tb_id, + &cfg->fc_nlinfo, NLM_F_REPLACE); return 0; } @@ -523,7 +525,7 @@ static int fn_hash_insert(struct fib_table *tb, struct fib_config *cfg) rt_cache_flush(-1); rtmsg_fib(RTM_NEWROUTE, key, new_fa, cfg->fc_dst_len, tb->tb_id, - &cfg->fc_nlinfo); + &cfg->fc_nlinfo, 0); return 0; out_free_new_fa: @@ -589,7 +591,7 @@ static int fn_hash_delete(struct fib_table *tb, struct fib_config *cfg) fa = fa_to_delete; rtmsg_fib(RTM_DELROUTE, key, fa, cfg->fc_dst_len, - tb->tb_id, &cfg->fc_nlinfo); + tb->tb_id, &cfg->fc_nlinfo, 0); kill_fn = 0; write_lock_bh(&fib_hash_lock); diff --git a/net/ipv4/fib_lookup.h b/net/ipv4/fib_lookup.h index 0e8b70bad4e..eef9eec17e0 100644 --- a/net/ipv4/fib_lookup.h +++ b/net/ipv4/fib_lookup.h @@ -30,7 +30,8 @@ extern int fib_dump_info(struct sk_buff *skb, u32 pid, u32 seq, int event, int dst_len, u8 tos, struct fib_info *fi, unsigned int); extern void rtmsg_fib(int event, __be32 key, struct fib_alias *fa, - int dst_len, u32 tb_id, struct nl_info *info); + int dst_len, u32 tb_id, struct nl_info *info, + unsigned int nlm_flags); extern struct fib_alias *fib_find_alias(struct list_head *fah, u8 tos, u32 prio); extern int fib_detect_death(struct fib_info *fi, int order, diff --git a/net/ipv4/fib_rules.c b/net/ipv4/fib_rules.c index 33083ad52e9..2a947840210 100644 --- a/net/ipv4/fib_rules.c +++ b/net/ipv4/fib_rules.c @@ -169,7 +169,7 @@ static struct fib_table *fib_empty_table(void) return NULL; } -static struct nla_policy fib4_rule_policy[FRA_MAX+1] __read_mostly = { +static const struct nla_policy fib4_rule_policy[FRA_MAX+1] = { FRA_GENERIC_POLICY, [FRA_FLOW] = { .type = NLA_U32 }, }; diff --git a/net/ipv4/fib_semantics.c b/net/ipv4/fib_semantics.c index 406ea7050ae..bb94550d95c 100644 --- a/net/ipv4/fib_semantics.c +++ b/net/ipv4/fib_semantics.c @@ -301,7 +301,8 @@ static inline size_t fib_nlmsg_size(struct fib_info *fi) } void rtmsg_fib(int event, __be32 key, struct fib_alias *fa, - int dst_len, u32 tb_id, struct nl_info *info) + int dst_len, u32 tb_id, struct nl_info *info, + unsigned int nlm_flags) { struct sk_buff *skb; u32 seq = info->nlh ? info->nlh->nlmsg_seq : 0; @@ -313,7 +314,7 @@ void rtmsg_fib(int event, __be32 key, struct fib_alias *fa, err = fib_dump_info(skb, info->pid, seq, event, tb_id, fa->fa_type, fa->fa_scope, key, dst_len, - fa->fa_tos, fa->fa_info, 0); + fa->fa_tos, fa->fa_info, nlm_flags); if (err < 0) { /* -EMSGSIZE implies BUG in fib_nlmsg_size() */ WARN_ON(err == -EMSGSIZE); diff --git a/net/ipv4/fib_trie.c b/net/ipv4/fib_trie.c index 9be7da7c3a8..30e332ade61 100644 --- a/net/ipv4/fib_trie.c +++ b/net/ipv4/fib_trie.c @@ -1226,6 +1226,8 @@ static int fn_trie_insert(struct fib_table *tb, struct fib_config *cfg) fib_release_info(fi_drop); if (state & FA_S_ACCESSED) rt_cache_flush(-1); + rtmsg_fib(RTM_NEWROUTE, htonl(key), new_fa, plen, + tb->tb_id, &cfg->fc_nlinfo, NLM_F_REPLACE); goto succeeded; } @@ -1278,7 +1280,7 @@ static int fn_trie_insert(struct fib_table *tb, struct fib_config *cfg) rt_cache_flush(-1); rtmsg_fib(RTM_NEWROUTE, htonl(key), new_fa, plen, tb->tb_id, - &cfg->fc_nlinfo); + &cfg->fc_nlinfo, 0); succeeded: return 0; @@ -1624,7 +1626,7 @@ static int fn_trie_delete(struct fib_table *tb, struct fib_config *cfg) fa = fa_to_delete; rtmsg_fib(RTM_DELROUTE, htonl(key), fa, plen, tb->tb_id, - &cfg->fc_nlinfo); + &cfg->fc_nlinfo, 0); l = fib_find_node(t, key); li = find_leaf_info(l, plen); diff --git a/net/ipv4/icmp.c b/net/ipv4/icmp.c index e238b17f554..02a899bec19 100644 --- a/net/ipv4/icmp.c +++ b/net/ipv4/icmp.c @@ -514,12 +514,15 @@ void icmp_send(struct sk_buff *skb_in, int type, int code, __be32 info) saddr = iph->daddr; if (!(rt->rt_flags & RTCF_LOCAL)) { - /* This is broken, skb_in->dev points to the outgoing device - * after the packet passes through ip_output(). - */ - if (skb_in->dev && sysctl_icmp_errors_use_inbound_ifaddr) - saddr = inet_select_addr(skb_in->dev, 0, RT_SCOPE_LINK); - else + struct net_device *dev = NULL; + + if (rt->fl.iif && sysctl_icmp_errors_use_inbound_ifaddr) + dev = dev_get_by_index(rt->fl.iif); + + if (dev) { + saddr = inet_select_addr(dev, 0, RT_SCOPE_LINK); + dev_put(dev); + } else saddr = 0; } diff --git a/net/ipv4/igmp.c b/net/ipv4/igmp.c index f4dd4745310..a646409c2d0 100644 --- a/net/ipv4/igmp.c +++ b/net/ipv4/igmp.c @@ -128,14 +128,16 @@ * contradict to specs provided this delay is small enough. */ -#define IGMP_V1_SEEN(in_dev) (ipv4_devconf.force_igmp_version == 1 || \ - (in_dev)->cnf.force_igmp_version == 1 || \ - ((in_dev)->mr_v1_seen && \ - time_before(jiffies, (in_dev)->mr_v1_seen))) -#define IGMP_V2_SEEN(in_dev) (ipv4_devconf.force_igmp_version == 2 || \ - (in_dev)->cnf.force_igmp_version == 2 || \ - ((in_dev)->mr_v2_seen && \ - time_before(jiffies, (in_dev)->mr_v2_seen))) +#define IGMP_V1_SEEN(in_dev) \ + (IPV4_DEVCONF_ALL(FORCE_IGMP_VERSION) == 1 || \ + IN_DEV_CONF_GET((in_dev), FORCE_IGMP_VERSION) == 1 || \ + ((in_dev)->mr_v1_seen && \ + time_before(jiffies, (in_dev)->mr_v1_seen))) +#define IGMP_V2_SEEN(in_dev) \ + (IPV4_DEVCONF_ALL(FORCE_IGMP_VERSION) == 2 || \ + IN_DEV_CONF_GET((in_dev), FORCE_IGMP_VERSION) == 2 || \ + ((in_dev)->mr_v2_seen && \ + time_before(jiffies, (in_dev)->mr_v2_seen))) static void igmpv3_add_delrec(struct in_device *in_dev, struct ip_mc_list *im); static void igmpv3_del_delrec(struct in_device *in_dev, __be32 multiaddr); diff --git a/net/ipv4/inet_connection_sock.c b/net/ipv4/inet_connection_sock.c index 43fb1600f1f..fbe7714f21d 100644 --- a/net/ipv4/inet_connection_sock.c +++ b/net/ipv4/inet_connection_sock.c @@ -31,10 +31,8 @@ EXPORT_SYMBOL(inet_csk_timer_bug_msg); /* * This array holds the first and last local port number. - * For high-usage systems, use sysctl to change this to - * 32768-61000 */ -int sysctl_local_port_range[2] = { 1024, 4999 }; +int sysctl_local_port_range[2] = { 32768, 61000 }; int inet_csk_bind_conflict(const struct sock *sk, const struct inet_bind_bucket *tb) diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c index d6427d91851..34ea4547ebb 100644 --- a/net/ipv4/ip_output.c +++ b/net/ipv4/ip_output.c @@ -1352,7 +1352,8 @@ void ip_send_reply(struct sock *sk, struct sk_buff *skb, struct ip_reply_arg *ar } { - struct flowi fl = { .nl_u = { .ip4_u = + struct flowi fl = { .oif = arg->bound_dev_if, + .nl_u = { .ip4_u = { .daddr = daddr, .saddr = rt->rt_spec_dst, .tos = RT_TOS(ip_hdr(skb)->tos) } }, @@ -1376,6 +1377,7 @@ void ip_send_reply(struct sock *sk, struct sk_buff *skb, struct ip_reply_arg *ar inet->tos = ip_hdr(skb)->tos; sk->sk_priority = skb->priority; sk->sk_protocol = ip_hdr(skb)->protocol; + sk->sk_bound_dev_if = arg->bound_dev_if; ip_append_data(sk, ip_reply_glue_bits, arg->iov->iov_base, len, 0, &ipc, rt, MSG_DONTWAIT); if ((skb = skb_peek(&sk->sk_write_queue)) != NULL) { diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c index 0ebae413ae8..d96582acdf6 100644 --- a/net/ipv4/ipmr.c +++ b/net/ipv4/ipmr.c @@ -152,9 +152,11 @@ struct net_device *ipmr_new_tunnel(struct vifctl *v) dev->flags |= IFF_MULTICAST; in_dev = __in_dev_get_rtnl(dev); - if (in_dev == NULL && (in_dev = inetdev_init(dev)) == NULL) + if (in_dev == NULL) goto failure; - in_dev->cnf.rp_filter = 0; + + ipv4_devconf_setall(in_dev); + IPV4_DEVCONF(in_dev->cnf, RP_FILTER) = 0; if (dev_open(dev)) goto failure; @@ -218,10 +220,15 @@ static struct net_device *ipmr_reg_vif(void) } dev->iflink = 0; - if ((in_dev = inetdev_init(dev)) == NULL) + rcu_read_lock(); + if ((in_dev = __in_dev_get_rcu(dev)) == NULL) { + rcu_read_unlock(); goto failure; + } - in_dev->cnf.rp_filter = 0; + ipv4_devconf_setall(in_dev); + IPV4_DEVCONF(in_dev->cnf, RP_FILTER) = 0; + rcu_read_unlock(); if (dev_open(dev)) goto failure; @@ -281,7 +288,7 @@ static int vif_delete(int vifi) dev_set_allmulti(dev, -1); if ((in_dev = __in_dev_get_rtnl(dev)) != NULL) { - in_dev->cnf.mc_forwarding--; + IPV4_DEVCONF(in_dev->cnf, MC_FORWARDING)--; ip_rt_multicast_event(in_dev); } @@ -426,7 +433,7 @@ static int vif_add(struct vifctl *vifc, int mrtsock) if ((in_dev = __in_dev_get_rtnl(dev)) == NULL) return -EADDRNOTAVAIL; - in_dev->cnf.mc_forwarding++; + IPV4_DEVCONF(in_dev->cnf, MC_FORWARDING)++; dev_set_allmulti(dev, +1); ip_rt_multicast_event(in_dev); @@ -841,7 +848,7 @@ static void mrtsock_destruct(struct sock *sk) { rtnl_lock(); if (sk == mroute_socket) { - ipv4_devconf.mc_forwarding--; + IPV4_DEVCONF_ALL(MC_FORWARDING)--; write_lock_bh(&mrt_lock); mroute_socket=NULL; @@ -890,7 +897,7 @@ int ip_mroute_setsockopt(struct sock *sk,int optname,char __user *optval,int opt mroute_socket=sk; write_unlock_bh(&mrt_lock); - ipv4_devconf.mc_forwarding++; + IPV4_DEVCONF_ALL(MC_FORWARDING)++; } rtnl_unlock(); return ret; diff --git a/net/ipv4/ipvs/Kconfig b/net/ipv4/ipvs/Kconfig index 891b9355cf9..09d0c3f3566 100644 --- a/net/ipv4/ipvs/Kconfig +++ b/net/ipv4/ipvs/Kconfig @@ -1,10 +1,7 @@ # # IP Virtual Server configuration # -menu "IP: Virtual Server Configuration" - depends on NETFILTER - -config IP_VS +menuconfig IP_VS tristate "IP virtual server support (EXPERIMENTAL)" depends on NETFILTER ---help--- @@ -25,9 +22,10 @@ config IP_VS If you want to compile it in kernel, say Y. To compile it as a module, choose M here. If unsure, say N. +if IP_VS + config IP_VS_DEBUG bool "IP virtual server debugging" - depends on IP_VS ---help--- Say Y here if you want to get additional messages useful in debugging the IP virtual server code. You can change the debug @@ -35,7 +33,6 @@ config IP_VS_DEBUG config IP_VS_TAB_BITS int "IPVS connection table size (the Nth power of 2)" - depends on IP_VS default "12" ---help--- The IPVS connection hash table uses the chaining scheme to handle @@ -61,42 +58,35 @@ config IP_VS_TAB_BITS needed for your box. comment "IPVS transport protocol load balancing support" - depends on IP_VS config IP_VS_PROTO_TCP bool "TCP load balancing support" - depends on IP_VS ---help--- This option enables support for load balancing TCP transport protocol. Say Y if unsure. config IP_VS_PROTO_UDP bool "UDP load balancing support" - depends on IP_VS ---help--- This option enables support for load balancing UDP transport protocol. Say Y if unsure. config IP_VS_PROTO_ESP bool "ESP load balancing support" - depends on IP_VS ---help--- This option enables support for load balancing ESP (Encapsulation Security Payload) transport protocol. Say Y if unsure. config IP_VS_PROTO_AH bool "AH load balancing support" - depends on IP_VS ---help--- This option enables support for load balancing AH (Authentication Header) transport protocol. Say Y if unsure. comment "IPVS scheduler" - depends on IP_VS config IP_VS_RR tristate "round-robin scheduling" - depends on IP_VS ---help--- The robin-robin scheduling algorithm simply directs network connections to different real servers in a round-robin manner. @@ -106,7 +96,6 @@ config IP_VS_RR config IP_VS_WRR tristate "weighted round-robin scheduling" - depends on IP_VS ---help--- The weighted robin-robin scheduling algorithm directs network connections to different real servers based on server weights @@ -120,7 +109,6 @@ config IP_VS_WRR config IP_VS_LC tristate "least-connection scheduling" - depends on IP_VS ---help--- The least-connection scheduling algorithm directs network connections to the server with the least number of active @@ -131,7 +119,6 @@ config IP_VS_LC config IP_VS_WLC tristate "weighted least-connection scheduling" - depends on IP_VS ---help--- The weighted least-connection scheduling algorithm directs network connections to the server with the least active connections @@ -142,7 +129,6 @@ config IP_VS_WLC config IP_VS_LBLC tristate "locality-based least-connection scheduling" - depends on IP_VS ---help--- The locality-based least-connection scheduling algorithm is for destination IP load balancing. It is usually used in cache cluster. @@ -157,7 +143,6 @@ config IP_VS_LBLC config IP_VS_LBLCR tristate "locality-based least-connection with replication scheduling" - depends on IP_VS ---help--- The locality-based least-connection with replication scheduling algorithm is also for destination IP load balancing. It is @@ -176,7 +161,6 @@ config IP_VS_LBLCR config IP_VS_DH tristate "destination hashing scheduling" - depends on IP_VS ---help--- The destination hashing scheduling algorithm assigns network connections to the servers through looking up a statically assigned @@ -187,7 +171,6 @@ config IP_VS_DH config IP_VS_SH tristate "source hashing scheduling" - depends on IP_VS ---help--- The source hashing scheduling algorithm assigns network connections to the servers through looking up a statically assigned @@ -198,7 +181,6 @@ config IP_VS_SH config IP_VS_SED tristate "shortest expected delay scheduling" - depends on IP_VS ---help--- The shortest expected delay scheduling algorithm assigns network connections to the server with the shortest expected delay. The @@ -212,7 +194,6 @@ config IP_VS_SED config IP_VS_NQ tristate "never queue scheduling" - depends on IP_VS ---help--- The never queue scheduling algorithm adopts a two-speed model. When there is an idle server available, the job will be sent to @@ -225,11 +206,10 @@ config IP_VS_NQ module, choose M here. If unsure, say N. comment 'IPVS application helper' - depends on IP_VS config IP_VS_FTP tristate "FTP protocol helper" - depends on IP_VS && IP_VS_PROTO_TCP + depends on IP_VS_PROTO_TCP ---help--- FTP is a protocol that transfers IP address and/or port number in the payload. In the virtual server via Network Address Translation, @@ -241,4 +221,4 @@ config IP_VS_FTP If you want to compile it in kernel, say Y. To compile it as a module, choose M here. If unsure, say N. -endmenu +endif # IP_VS diff --git a/net/ipv4/netfilter/ip_tables.c b/net/ipv4/netfilter/ip_tables.c index e3f83bf160d..9bacf1a0363 100644 --- a/net/ipv4/netfilter/ip_tables.c +++ b/net/ipv4/netfilter/ip_tables.c @@ -499,7 +499,8 @@ check_entry(struct ipt_entry *e, const char *name) } static inline int check_match(struct ipt_entry_match *m, const char *name, - const struct ipt_ip *ip, unsigned int hookmask) + const struct ipt_ip *ip, unsigned int hookmask, + unsigned int *i) { struct xt_match *match; int ret; @@ -515,6 +516,8 @@ static inline int check_match(struct ipt_entry_match *m, const char *name, m->u.kernel.match->name); ret = -EINVAL; } + if (!ret) + (*i)++; return ret; } @@ -537,11 +540,10 @@ find_check_match(struct ipt_entry_match *m, } m->u.kernel.match = match; - ret = check_match(m, name, ip, hookmask); + ret = check_match(m, name, ip, hookmask, i); if (ret) goto err; - (*i)++; return 0; err: module_put(m->u.kernel.match->me); @@ -1425,7 +1427,7 @@ out: } static inline int -compat_check_calc_match(struct ipt_entry_match *m, +compat_find_calc_match(struct ipt_entry_match *m, const char *name, const struct ipt_ip *ip, unsigned int hookmask, @@ -1449,6 +1451,31 @@ compat_check_calc_match(struct ipt_entry_match *m, } static inline int +compat_release_match(struct ipt_entry_match *m, unsigned int *i) +{ + if (i && (*i)-- == 0) + return 1; + + module_put(m->u.kernel.match->me); + return 0; +} + +static inline int +compat_release_entry(struct ipt_entry *e, unsigned int *i) +{ + struct ipt_entry_target *t; + + if (i && (*i)-- == 0) + return 1; + + /* Cleanup all matches */ + IPT_MATCH_ITERATE(e, compat_release_match, NULL); + t = ipt_get_target(e); + module_put(t->u.kernel.target->me); + return 0; +} + +static inline int check_compat_entry_size_and_hooks(struct ipt_entry *e, struct xt_table_info *newinfo, unsigned int *size, @@ -1485,10 +1512,10 @@ check_compat_entry_size_and_hooks(struct ipt_entry *e, off = 0; entry_offset = (void *)e - (void *)base; j = 0; - ret = IPT_MATCH_ITERATE(e, compat_check_calc_match, name, &e->ip, + ret = IPT_MATCH_ITERATE(e, compat_find_calc_match, name, &e->ip, e->comefrom, &off, &j); if (ret != 0) - goto cleanup_matches; + goto release_matches; t = ipt_get_target(e); target = try_then_request_module(xt_find_target(AF_INET, @@ -1499,7 +1526,7 @@ check_compat_entry_size_and_hooks(struct ipt_entry *e, duprintf("check_compat_entry_size_and_hooks: `%s' not found\n", t->u.user.name); ret = target ? PTR_ERR(target) : -ENOENT; - goto cleanup_matches; + goto release_matches; } t->u.kernel.target = target; @@ -1526,8 +1553,8 @@ check_compat_entry_size_and_hooks(struct ipt_entry *e, out: module_put(t->u.kernel.target->me); -cleanup_matches: - IPT_MATCH_ITERATE(e, cleanup_match, &j); +release_matches: + IPT_MATCH_ITERATE(e, compat_release_match, &j); return ret; } @@ -1574,15 +1601,26 @@ static int compat_copy_entry_from_user(struct ipt_entry *e, void **dstptr, return ret; } -static inline int compat_check_entry(struct ipt_entry *e, const char *name) +static inline int compat_check_entry(struct ipt_entry *e, const char *name, + unsigned int *i) { - int ret; + int j, ret; - ret = IPT_MATCH_ITERATE(e, check_match, name, &e->ip, e->comefrom); + j = 0; + ret = IPT_MATCH_ITERATE(e, check_match, name, &e->ip, e->comefrom, &j); if (ret) - return ret; + goto cleanup_matches; + + ret = check_target(e, name); + if (ret) + goto cleanup_matches; - return check_target(e, name); + (*i)++; + return 0; + + cleanup_matches: + IPT_MATCH_ITERATE(e, cleanup_match, &j); + return ret; } static int @@ -1673,10 +1711,17 @@ translate_compat_table(const char *name, if (!mark_source_chains(newinfo, valid_hooks, entry1)) goto free_newinfo; + i = 0; ret = IPT_ENTRY_ITERATE(entry1, newinfo->size, compat_check_entry, - name); - if (ret) - goto free_newinfo; + name, &i); + if (ret) { + j -= i; + IPT_ENTRY_ITERATE_CONTINUE(entry1, newinfo->size, i, + compat_release_entry, &j); + IPT_ENTRY_ITERATE(entry1, newinfo->size, cleanup_entry, &i); + xt_free_table_info(newinfo); + return ret; + } /* And one copy for every other CPU */ for_each_possible_cpu(i) @@ -1691,7 +1736,7 @@ translate_compat_table(const char *name, free_newinfo: xt_free_table_info(newinfo); out: - IPT_ENTRY_ITERATE(entry0, total_size, cleanup_entry, &j); + IPT_ENTRY_ITERATE(entry0, total_size, compat_release_entry, &j); return ret; out_unlock: compat_flush_offsets(); diff --git a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c index fd62a41d69c..6dc72a815f7 100644 --- a/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c +++ b/net/ipv4/netfilter/nf_conntrack_l3proto_ipv4.c @@ -133,6 +133,7 @@ static unsigned int ipv4_conntrack_help(unsigned int hooknum, struct nf_conn *ct; enum ip_conntrack_info ctinfo; struct nf_conn_help *help; + struct nf_conntrack_helper *helper; /* This is where we call the helper: as the packet goes out. */ ct = nf_ct_get(*pskb, &ctinfo); @@ -140,12 +141,14 @@ static unsigned int ipv4_conntrack_help(unsigned int hooknum, return NF_ACCEPT; help = nfct_help(ct); - if (!help || !help->helper) + if (!help) return NF_ACCEPT; - - return help->helper->help(pskb, - skb_network_offset(*pskb) + ip_hdrlen(*pskb), - ct, ctinfo); + /* rcu_read_lock()ed by nf_hook_slow */ + helper = rcu_dereference(help->helper); + if (!helper) + return NF_ACCEPT; + return helper->help(pskb, skb_network_offset(*pskb) + ip_hdrlen(*pskb), + ct, ctinfo); } static unsigned int ipv4_conntrack_defrag(unsigned int hooknum, diff --git a/net/ipv4/netfilter/nf_nat_ftp.c b/net/ipv4/netfilter/nf_nat_ftp.c index 751b5980175..e6bc8e5a72f 100644 --- a/net/ipv4/netfilter/nf_nat_ftp.c +++ b/net/ipv4/netfilter/nf_nat_ftp.c @@ -40,8 +40,7 @@ mangle_rfc959_packet(struct sk_buff **pskb, unsigned int matchoff, unsigned int matchlen, struct nf_conn *ct, - enum ip_conntrack_info ctinfo, - u32 *seq) + enum ip_conntrack_info ctinfo) { char buffer[sizeof("nnn,nnn,nnn,nnn,nnn,nnn")]; @@ -50,7 +49,6 @@ mangle_rfc959_packet(struct sk_buff **pskb, DEBUGP("calling nf_nat_mangle_tcp_packet\n"); - *seq += strlen(buffer) - matchlen; return nf_nat_mangle_tcp_packet(pskb, ct, ctinfo, matchoff, matchlen, buffer, strlen(buffer)); } @@ -63,8 +61,7 @@ mangle_eprt_packet(struct sk_buff **pskb, unsigned int matchoff, unsigned int matchlen, struct nf_conn *ct, - enum ip_conntrack_info ctinfo, - u32 *seq) + enum ip_conntrack_info ctinfo) { char buffer[sizeof("|1|255.255.255.255|65535|")]; @@ -72,7 +69,6 @@ mangle_eprt_packet(struct sk_buff **pskb, DEBUGP("calling nf_nat_mangle_tcp_packet\n"); - *seq += strlen(buffer) - matchlen; return nf_nat_mangle_tcp_packet(pskb, ct, ctinfo, matchoff, matchlen, buffer, strlen(buffer)); } @@ -85,8 +81,7 @@ mangle_epsv_packet(struct sk_buff **pskb, unsigned int matchoff, unsigned int matchlen, struct nf_conn *ct, - enum ip_conntrack_info ctinfo, - u32 *seq) + enum ip_conntrack_info ctinfo) { char buffer[sizeof("|||65535|")]; @@ -94,14 +89,13 @@ mangle_epsv_packet(struct sk_buff **pskb, DEBUGP("calling nf_nat_mangle_tcp_packet\n"); - *seq += strlen(buffer) - matchlen; return nf_nat_mangle_tcp_packet(pskb, ct, ctinfo, matchoff, matchlen, buffer, strlen(buffer)); } static int (*mangle[])(struct sk_buff **, __be32, u_int16_t, unsigned int, unsigned int, struct nf_conn *, - enum ip_conntrack_info, u32 *seq) + enum ip_conntrack_info) = { [NF_CT_FTP_PORT] = mangle_rfc959_packet, [NF_CT_FTP_PASV] = mangle_rfc959_packet, @@ -116,8 +110,7 @@ static unsigned int nf_nat_ftp(struct sk_buff **pskb, enum nf_ct_ftp_type type, unsigned int matchoff, unsigned int matchlen, - struct nf_conntrack_expect *exp, - u32 *seq) + struct nf_conntrack_expect *exp) { __be32 newip; u_int16_t port; @@ -145,8 +138,7 @@ static unsigned int nf_nat_ftp(struct sk_buff **pskb, if (port == 0) return NF_DROP; - if (!mangle[type](pskb, newip, port, matchoff, matchlen, ct, ctinfo, - seq)) { + if (!mangle[type](pskb, newip, port, matchoff, matchlen, ct, ctinfo)) { nf_conntrack_unexpect_related(exp); return NF_DROP; } diff --git a/net/ipv4/netfilter/nf_nat_h323.c b/net/ipv4/netfilter/nf_nat_h323.c index fcebc968d37..c5d2a2d690b 100644 --- a/net/ipv4/netfilter/nf_nat_h323.c +++ b/net/ipv4/netfilter/nf_nat_h323.c @@ -455,9 +455,9 @@ static int nat_q931(struct sk_buff **pskb, struct nf_conn *ct, if (idx > 0 && get_h225_addr(ct, *data, &taddr[0], &addr, &port) && (ntohl(addr.ip) & 0xff000000) == 0x7f000000) { - set_h225_addr_hook(pskb, data, 0, &taddr[0], - &ct->tuplehash[!dir].tuple.dst.u3, - info->sig_port[!dir]); + set_h225_addr(pskb, data, 0, &taddr[0], + &ct->tuplehash[!dir].tuple.dst.u3, + info->sig_port[!dir]); } } else { nf_conntrack_unexpect_related(exp); diff --git a/net/ipv4/proc.c b/net/ipv4/proc.c index cdbc6c13584..3b690cf2a4e 100644 --- a/net/ipv4/proc.c +++ b/net/ipv4/proc.c @@ -260,7 +260,7 @@ static int snmp_seq_show(struct seq_file *seq, void *v) seq_printf(seq, " %s", snmp4_ipstats_list[i].name); seq_printf(seq, "\nIp: %d %d", - ipv4_devconf.forwarding ? 1 : 2, sysctl_ip_default_ttl); + IPV4_DEVCONF_ALL(FORWARDING) ? 1 : 2, sysctl_ip_default_ttl); for (i = 0; snmp4_ipstats_list[i].name != NULL; i++) seq_printf(seq, " %lu", diff --git a/net/ipv4/route.c b/net/ipv4/route.c index df9fe4f2e8c..29ca63e81ce 100644 --- a/net/ipv4/route.c +++ b/net/ipv4/route.c @@ -1636,7 +1636,7 @@ static int ip_route_input_mc(struct sk_buff *skb, __be32 daddr, __be32 saddr, atomic_set(&rth->u.dst.__refcnt, 1); rth->u.dst.flags= DST_HOST; - if (in_dev->cnf.no_policy) + if (IN_DEV_CONF_GET(in_dev, NOPOLICY)) rth->u.dst.flags |= DST_NOPOLICY; rth->fl.fl4_dst = daddr; rth->rt_dst = daddr; @@ -1778,9 +1778,9 @@ static inline int __mkroute_input(struct sk_buff *skb, if (res->fi->fib_nhs > 1) rth->u.dst.flags |= DST_BALANCED; #endif - if (in_dev->cnf.no_policy) + if (IN_DEV_CONF_GET(in_dev, NOPOLICY)) rth->u.dst.flags |= DST_NOPOLICY; - if (out_dev->cnf.no_xfrm) + if (IN_DEV_CONF_GET(out_dev, NOXFRM)) rth->u.dst.flags |= DST_NOXFRM; rth->fl.fl4_dst = daddr; rth->rt_dst = daddr; @@ -2021,7 +2021,7 @@ local_input: atomic_set(&rth->u.dst.__refcnt, 1); rth->u.dst.flags= DST_HOST; - if (in_dev->cnf.no_policy) + if (IN_DEV_CONF_GET(in_dev, NOPOLICY)) rth->u.dst.flags |= DST_NOPOLICY; rth->fl.fl4_dst = daddr; rth->rt_dst = daddr; @@ -2218,9 +2218,9 @@ static inline int __mkroute_output(struct rtable **result, rth->u.dst.flags |= DST_BALANCED; } #endif - if (in_dev->cnf.no_xfrm) + if (IN_DEV_CONF_GET(in_dev, NOXFRM)) rth->u.dst.flags |= DST_NOXFRM; - if (in_dev->cnf.no_policy) + if (IN_DEV_CONF_GET(in_dev, NOPOLICY)) rth->u.dst.flags |= DST_NOPOLICY; rth->fl.fl4_dst = oldflp->fl4_dst; @@ -2598,6 +2598,69 @@ int __ip_route_output_key(struct rtable **rp, const struct flowi *flp) EXPORT_SYMBOL_GPL(__ip_route_output_key); +static void ipv4_rt_blackhole_update_pmtu(struct dst_entry *dst, u32 mtu) +{ +} + +static struct dst_ops ipv4_dst_blackhole_ops = { + .family = AF_INET, + .protocol = __constant_htons(ETH_P_IP), + .destroy = ipv4_dst_destroy, + .check = ipv4_dst_check, + .update_pmtu = ipv4_rt_blackhole_update_pmtu, + .entry_size = sizeof(struct rtable), +}; + + +static int ipv4_blackhole_output(struct sk_buff *skb) +{ + kfree_skb(skb); + return 0; +} + +static int ipv4_dst_blackhole(struct rtable **rp, struct flowi *flp, struct sock *sk) +{ + struct rtable *ort = *rp; + struct rtable *rt = (struct rtable *) + dst_alloc(&ipv4_dst_blackhole_ops); + + if (rt) { + struct dst_entry *new = &rt->u.dst; + + atomic_set(&new->__refcnt, 1); + new->__use = 1; + new->input = ipv4_blackhole_output; + new->output = ipv4_blackhole_output; + memcpy(new->metrics, ort->u.dst.metrics, RTAX_MAX*sizeof(u32)); + + new->dev = ort->u.dst.dev; + if (new->dev) + dev_hold(new->dev); + + rt->fl = ort->fl; + + rt->idev = ort->idev; + if (rt->idev) + in_dev_hold(rt->idev); + rt->rt_flags = ort->rt_flags; + rt->rt_type = ort->rt_type; + rt->rt_dst = ort->rt_dst; + rt->rt_src = ort->rt_src; + rt->rt_iif = ort->rt_iif; + rt->rt_gateway = ort->rt_gateway; + rt->rt_spec_dst = ort->rt_spec_dst; + rt->peer = ort->peer; + if (rt->peer) + atomic_inc(&rt->peer->refcnt); + + dst_free(new); + } + + dst_release(&(*rp)->u.dst); + *rp = rt; + return (rt ? 0 : -ENOMEM); +} + int ip_route_output_flow(struct rtable **rp, struct flowi *flp, struct sock *sk, int flags) { int err; @@ -2610,7 +2673,11 @@ int ip_route_output_flow(struct rtable **rp, struct flowi *flp, struct sock *sk, flp->fl4_src = (*rp)->rt_src; if (!flp->fl4_dst) flp->fl4_dst = (*rp)->rt_dst; - return xfrm_lookup((struct dst_entry **)rp, flp, sk, flags); + err = __xfrm_lookup((struct dst_entry **)rp, flp, sk, flags); + if (err == -EREMOTE) + err = ipv4_dst_blackhole(rp, flp, sk); + + return err; } return 0; @@ -2692,7 +2759,7 @@ static int rt_fill_info(struct sk_buff *skb, u32 pid, u32 seq, int event, __be32 dst = rt->rt_dst; if (MULTICAST(dst) && !LOCAL_MCAST(dst) && - ipv4_devconf.mc_forwarding) { + IPV4_DEVCONF_ALL(MC_FORWARDING)) { int err = ipmr_get_route(skb, r, nowait); if (err <= 0) { if (!nowait) { @@ -3139,6 +3206,8 @@ int __init ip_rt_init(void) kmem_cache_create("ip_dst_cache", sizeof(struct rtable), 0, SLAB_HWCACHE_ALIGN|SLAB_PANIC, NULL, NULL); + ipv4_dst_blackhole_ops.kmem_cachep = ipv4_dst_ops.kmem_cachep; + rt_hash_table = (struct rt_hash_bucket *) alloc_large_system_hash("IP route cache", sizeof(struct rt_hash_bucket), diff --git a/net/ipv4/sysctl_net_ipv4.c b/net/ipv4/sysctl_net_ipv4.c index 6817d6485df..53ef0f4bbda 100644 --- a/net/ipv4/sysctl_net_ipv4.c +++ b/net/ipv4/sysctl_net_ipv4.c @@ -37,12 +37,12 @@ static int ipv4_sysctl_forward(ctl_table *ctl, int write, struct file * filp, void __user *buffer, size_t *lenp, loff_t *ppos) { - int val = ipv4_devconf.forwarding; + int val = IPV4_DEVCONF_ALL(FORWARDING); int ret; ret = proc_dointvec(ctl, write, filp, buffer, lenp, ppos); - if (write && ipv4_devconf.forwarding != val) + if (write && IPV4_DEVCONF_ALL(FORWARDING) != val) inet_forward_change(); return ret; @@ -222,7 +222,7 @@ ctl_table ipv4_table[] = { { .ctl_name = NET_IPV4_FORWARD, .procname = "ip_forward", - .data = &ipv4_devconf.forwarding, + .data = &IPV4_DEVCONF_ALL(FORWARDING), .maxlen = sizeof(int), .mode = 0644, .proc_handler = &ipv4_sysctl_forward, diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index bd4c295f5d7..cd3c7e95de9 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -1674,9 +1674,8 @@ adjudge_to_death: } if (sk->sk_state != TCP_CLOSE) { sk_stream_mem_reclaim(sk); - if (atomic_read(sk->sk_prot->orphan_count) > sysctl_tcp_max_orphans || - (sk->sk_wmem_queued > SOCK_MIN_SNDBUF && - atomic_read(&tcp_memory_allocated) > sysctl_tcp_mem[2])) { + if (tcp_too_many_orphans(sk, + atomic_read(sk->sk_prot->orphan_count))) { if (net_ratelimit()) printk(KERN_INFO "TCP: too many of orphaned " "sockets\n"); @@ -2465,13 +2464,10 @@ void __init tcp_init(void) order++) ; if (order >= 4) { - sysctl_local_port_range[0] = 32768; - sysctl_local_port_range[1] = 61000; tcp_death_row.sysctl_max_tw_buckets = 180000; sysctl_tcp_max_orphans = 4096 << (order - 4); sysctl_max_syn_backlog = 1024; } else if (order < 3) { - sysctl_local_port_range[0] = 1024 * (3 - order); tcp_death_row.sysctl_max_tw_buckets >>= (3 - order); sysctl_tcp_max_orphans >>= (3 - order); sysctl_max_syn_backlog = 128; diff --git a/net/ipv4/tcp_bic.c b/net/ipv4/tcp_bic.c index 281c9f91325..dd9ef65ad3f 100644 --- a/net/ipv4/tcp_bic.c +++ b/net/ipv4/tcp_bic.c @@ -29,7 +29,7 @@ static int fast_convergence = 1; static int max_increment = 16; static int low_window = 14; static int beta = 819; /* = 819/1024 (BICTCP_BETA_SCALE) */ -static int initial_ssthresh = 100; +static int initial_ssthresh; static int smooth_part = 20; module_param(fast_convergence, int, 0644); diff --git a/net/ipv4/tcp_cubic.c b/net/ipv4/tcp_cubic.c index 14224487b16..ebfaac2f9f4 100644 --- a/net/ipv4/tcp_cubic.c +++ b/net/ipv4/tcp_cubic.c @@ -29,7 +29,7 @@ static int fast_convergence __read_mostly = 1; static int max_increment __read_mostly = 16; static int beta __read_mostly = 819; /* = 819/1024 (BICTCP_BETA_SCALE) */ -static int initial_ssthresh __read_mostly = 100; +static int initial_ssthresh __read_mostly; static int bic_scale __read_mostly = 41; static int tcp_friendliness __read_mostly = 1; diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c index 38cb25b48bf..d6d0f9b6cdc 100644 --- a/net/ipv4/tcp_input.c +++ b/net/ipv4/tcp_input.c @@ -2037,7 +2037,7 @@ static void tcp_try_to_open(struct sock *sk, int flag) { struct tcp_sock *tp = tcp_sk(sk); - tp->left_out = tp->sacked_out; + tcp_sync_left_out(tp); if (tp->retrans_out == 0) tp->retrans_stamp = 0; @@ -2407,8 +2407,8 @@ static int tcp_clean_rtx_queue(struct sock *sk, __s32 *seq_rtt_p) struct sk_buff *skb; __u32 now = tcp_time_stamp; int acked = 0; + int prior_packets = tp->packets_out; __s32 seq_rtt = -1; - u32 pkts_acked = 0; ktime_t last_ackt = ktime_set(0,0); while ((skb = tcp_write_queue_head(sk)) && @@ -2437,7 +2437,6 @@ static int tcp_clean_rtx_queue(struct sock *sk, __s32 *seq_rtt_p) */ if (!(scb->flags & TCPCB_FLAG_SYN)) { acked |= FLAG_DATA_ACKED; - ++pkts_acked; } else { acked |= FLAG_SYN_ACKED; tp->retrans_stamp = 0; @@ -2481,6 +2480,7 @@ static int tcp_clean_rtx_queue(struct sock *sk, __s32 *seq_rtt_p) } if (acked&FLAG_ACKED) { + u32 pkts_acked = prior_packets - tp->packets_out; const struct tcp_congestion_ops *ca_ops = inet_csk(sk)->icsk_ca_ops; @@ -2932,6 +2932,7 @@ void tcp_parse_options(struct sk_buff *skb, struct tcp_options_received *opt_rx, opt_rx->sack_ok) { TCP_SKB_CB(skb)->sacked = (ptr - 2) - (unsigned char *)th; } + break; #ifdef CONFIG_TCP_MD5SIG case TCPOPT_MD5SIG: /* diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c index 5a3e7f839fc..354721d67f6 100644 --- a/net/ipv4/tcp_ipv4.c +++ b/net/ipv4/tcp_ipv4.c @@ -192,8 +192,11 @@ int tcp_v4_connect(struct sock *sk, struct sockaddr *uaddr, int addr_len) RT_CONN_FLAGS(sk), sk->sk_bound_dev_if, IPPROTO_TCP, inet->sport, usin->sin_port, sk, 1); - if (tmp < 0) + if (tmp < 0) { + if (tmp == -ENETUNREACH) + IP_INC_STATS_BH(IPSTATS_MIB_OUTNOROUTES); return tmp; + } if (rt->rt_flags & (RTCF_MULTICAST | RTCF_BROADCAST)) { ip_rt_put(rt); @@ -702,6 +705,8 @@ static void tcp_v4_send_ack(struct tcp_timewait_sock *twsk, ip_hdr(skb)->saddr, /* XXX */ arg.iov[0].iov_len, IPPROTO_TCP, 0); arg.csumoffset = offsetof(struct tcphdr, check) / 2; + if (twsk) + arg.bound_dev_if = twsk->tw_sk.tw_bound_dev_if; ip_send_reply(tcp_socket->sk, skb, &arg, arg.iov[0].iov_len); @@ -873,6 +878,7 @@ int tcp_v4_md5_do_add(struct sock *sk, __be32 addr, kfree(newkey); return -ENOMEM; } + sk->sk_route_caps &= ~NETIF_F_GSO_MASK; } if (tcp_alloc_md5sig_pool() == NULL) { kfree(newkey); @@ -1002,7 +1008,7 @@ static int tcp_v4_parse_md5_keys(struct sock *sk, char __user *optval, return -EINVAL; tp->md5sig_info = p; - + sk->sk_route_caps &= ~NETIF_F_GSO_MASK; } newkey = kmemdup(cmd.tcpm_key, cmd.tcpm_keylen, GFP_KERNEL); diff --git a/net/ipv4/tcp_probe.c b/net/ipv4/tcp_probe.c index 3938d5dbdf2..d9323dfff82 100644 --- a/net/ipv4/tcp_probe.c +++ b/net/ipv4/tcp_probe.c @@ -63,6 +63,9 @@ struct { * FIXME: causes an extra copy */ static void printl(const char *fmt, ...) + __attribute__ ((format (printf, 1, 2))); + +static void printl(const char *fmt, ...) { va_list args; int len; @@ -95,7 +98,7 @@ static int jtcp_rcv_established(struct sock *sk, struct sk_buff *skb, /* Only update if port matches */ if ((port == 0 || ntohs(inet->dport) == port || ntohs(inet->sport) == port) && (full || tp->snd_cwnd != tcpw.lastcwnd)) { - printl("%d.%d.%d.%d:%u %d.%d.%d.%d:%u %d %#x %#x %u %u %u\n", + printl("%d.%d.%d.%d:%u %d.%d.%d.%d:%u %d %#x %#x %u %u %u %u\n", NIPQUAD(inet->saddr), ntohs(inet->sport), NIPQUAD(inet->daddr), ntohs(inet->dport), skb->len, tp->snd_nxt, tp->snd_una, diff --git a/net/ipv4/tcp_timer.c b/net/ipv4/tcp_timer.c index 2ca97b20929..e9b151b3a59 100644 --- a/net/ipv4/tcp_timer.c +++ b/net/ipv4/tcp_timer.c @@ -78,9 +78,7 @@ static int tcp_out_of_resources(struct sock *sk, int do_reset) if (sk->sk_err_soft) orphans <<= 1; - if (orphans >= sysctl_tcp_max_orphans || - (sk->sk_wmem_queued > SOCK_MIN_SNDBUF && - atomic_read(&tcp_memory_allocated) > sysctl_tcp_mem[2])) { + if (tcp_too_many_orphans(sk, orphans)) { if (net_ratelimit()) printk(KERN_INFO "Out of socket memory\n"); @@ -294,9 +292,9 @@ static void tcp_retransmit_timer(struct sock *sk) * we cannot allow such beasts to hang infinitely. */ #ifdef TCP_DEBUG - if (net_ratelimit()) { + if (1) { struct inet_sock *inet = inet_sk(sk); - printk(KERN_DEBUG "TCP: Treason uncloaked! Peer %u.%u.%u.%u:%u/%u shrinks window %u:%u. Repaired.\n", + LIMIT_NETDEBUG(KERN_DEBUG "TCP: Treason uncloaked! Peer %u.%u.%u.%u:%u/%u shrinks window %u:%u. Repaired.\n", NIPQUAD(inet->daddr), ntohs(inet->dport), inet->num, tp->snd_una, tp->snd_nxt); } diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c index 4c7e95fa090..facb7e29304 100644 --- a/net/ipv4/udp.c +++ b/net/ipv4/udp.c @@ -114,36 +114,14 @@ DEFINE_RWLOCK(udp_hash_lock); static int udp_port_rover; -/* - * Note about this hash function : - * Typical use is probably daddr = 0, only dport is going to vary hash - */ -static inline unsigned int udp_hash_port(__u16 port) -{ - return port; -} - -static inline int __udp_lib_port_inuse(unsigned int hash, int port, - const struct sock *this_sk, - struct hlist_head udptable[], - const struct udp_get_port_ops *ops) +static inline int __udp_lib_lport_inuse(__u16 num, struct hlist_head udptable[]) { struct sock *sk; struct hlist_node *node; - struct inet_sock *inet; - sk_for_each(sk, node, &udptable[hash & (UDP_HTABLE_SIZE - 1)]) { - if (sk->sk_hash != hash) - continue; - inet = inet_sk(sk); - if (inet->num != port) - continue; - if (this_sk) { - if (ops->saddr_cmp(sk, this_sk)) - return 1; - } else if (ops->saddr_any(sk)) + sk_for_each(sk, node, &udptable[num & (UDP_HTABLE_SIZE - 1)]) + if (sk->sk_hash == num) return 1; - } return 0; } @@ -154,16 +132,16 @@ static inline int __udp_lib_port_inuse(unsigned int hash, int port, * @snum: port number to look up * @udptable: hash list table, must be of UDP_HTABLE_SIZE * @port_rover: pointer to record of last unallocated port - * @ops: AF-dependent address operations + * @saddr_comp: AF-dependent comparison of bound local IP addresses */ int __udp_lib_get_port(struct sock *sk, unsigned short snum, struct hlist_head udptable[], int *port_rover, - const struct udp_get_port_ops *ops) + int (*saddr_comp)(const struct sock *sk1, + const struct sock *sk2 ) ) { struct hlist_node *node; struct hlist_head *head; struct sock *sk2; - unsigned int hash; int error = 1; write_lock_bh(&udp_hash_lock); @@ -178,8 +156,7 @@ int __udp_lib_get_port(struct sock *sk, unsigned short snum, for (i = 0; i < UDP_HTABLE_SIZE; i++, result++) { int size; - hash = ops->hash_port_and_rcv_saddr(result, sk); - head = &udptable[hash & (UDP_HTABLE_SIZE - 1)]; + head = &udptable[result & (UDP_HTABLE_SIZE - 1)]; if (hlist_empty(head)) { if (result > sysctl_local_port_range[1]) result = sysctl_local_port_range[0] + @@ -204,16 +181,7 @@ int __udp_lib_get_port(struct sock *sk, unsigned short snum, result = sysctl_local_port_range[0] + ((result - sysctl_local_port_range[0]) & (UDP_HTABLE_SIZE - 1)); - hash = udp_hash_port(result); - if (__udp_lib_port_inuse(hash, result, - NULL, udptable, ops)) - continue; - if (ops->saddr_any(sk)) - break; - - hash = ops->hash_port_and_rcv_saddr(result, sk); - if (! __udp_lib_port_inuse(hash, result, - sk, udptable, ops)) + if (! __udp_lib_lport_inuse(result, udptable)) break; } if (i >= (1 << 16) / UDP_HTABLE_SIZE) @@ -221,40 +189,21 @@ int __udp_lib_get_port(struct sock *sk, unsigned short snum, gotit: *port_rover = snum = result; } else { - hash = udp_hash_port(snum); - head = &udptable[hash & (UDP_HTABLE_SIZE - 1)]; + head = &udptable[snum & (UDP_HTABLE_SIZE - 1)]; sk_for_each(sk2, node, head) - if (sk2->sk_hash == hash && - sk2 != sk && - inet_sk(sk2)->num == snum && - (!sk2->sk_reuse || !sk->sk_reuse) && - (!sk2->sk_bound_dev_if || !sk->sk_bound_dev_if || - sk2->sk_bound_dev_if == sk->sk_bound_dev_if) && - ops->saddr_cmp(sk, sk2)) + if (sk2->sk_hash == snum && + sk2 != sk && + (!sk2->sk_reuse || !sk->sk_reuse) && + (!sk2->sk_bound_dev_if || !sk->sk_bound_dev_if + || sk2->sk_bound_dev_if == sk->sk_bound_dev_if) && + (*saddr_comp)(sk, sk2) ) goto fail; - - if (!ops->saddr_any(sk)) { - hash = ops->hash_port_and_rcv_saddr(snum, sk); - head = &udptable[hash & (UDP_HTABLE_SIZE - 1)]; - - sk_for_each(sk2, node, head) - if (sk2->sk_hash == hash && - sk2 != sk && - inet_sk(sk2)->num == snum && - (!sk2->sk_reuse || !sk->sk_reuse) && - (!sk2->sk_bound_dev_if || - !sk->sk_bound_dev_if || - sk2->sk_bound_dev_if == - sk->sk_bound_dev_if) && - ops->saddr_cmp(sk, sk2)) - goto fail; - } } inet_sk(sk)->num = snum; - sk->sk_hash = hash; + sk->sk_hash = snum; if (sk_unhashed(sk)) { - head = &udptable[hash & (UDP_HTABLE_SIZE - 1)]; + head = &udptable[snum & (UDP_HTABLE_SIZE - 1)]; sk_add_node(sk, head); sock_prot_inc_use(sk->sk_prot); } @@ -265,12 +214,12 @@ fail: } int udp_get_port(struct sock *sk, unsigned short snum, - const struct udp_get_port_ops *ops) + int (*scmp)(const struct sock *, const struct sock *)) { - return __udp_lib_get_port(sk, snum, udp_hash, &udp_port_rover, ops); + return __udp_lib_get_port(sk, snum, udp_hash, &udp_port_rover, scmp); } -static int ipv4_rcv_saddr_equal(const struct sock *sk1, const struct sock *sk2) +int ipv4_rcv_saddr_equal(const struct sock *sk1, const struct sock *sk2) { struct inet_sock *inet1 = inet_sk(sk1), *inet2 = inet_sk(sk2); @@ -279,33 +228,9 @@ static int ipv4_rcv_saddr_equal(const struct sock *sk1, const struct sock *sk2) inet1->rcv_saddr == inet2->rcv_saddr )); } -static int ipv4_rcv_saddr_any(const struct sock *sk) -{ - return !inet_sk(sk)->rcv_saddr; -} - -static inline unsigned int ipv4_hash_port_and_addr(__u16 port, __be32 addr) -{ - addr ^= addr >> 16; - addr ^= addr >> 8; - return port ^ addr; -} - -static unsigned int ipv4_hash_port_and_rcv_saddr(__u16 port, - const struct sock *sk) -{ - return ipv4_hash_port_and_addr(port, inet_sk(sk)->rcv_saddr); -} - -const struct udp_get_port_ops udp_ipv4_ops = { - .saddr_cmp = ipv4_rcv_saddr_equal, - .saddr_any = ipv4_rcv_saddr_any, - .hash_port_and_rcv_saddr = ipv4_hash_port_and_rcv_saddr, -}; - static inline int udp_v4_get_port(struct sock *sk, unsigned short snum) { - return udp_get_port(sk, snum, &udp_ipv4_ops); + return udp_get_port(sk, snum, ipv4_rcv_saddr_equal); } /* UDP is nearly always wildcards out the wazoo, it makes no sense to try @@ -317,77 +242,63 @@ static struct sock *__udp4_lib_lookup(__be32 saddr, __be16 sport, { struct sock *sk, *result = NULL; struct hlist_node *node; - unsigned int hash, hashwild; - int score, best = -1, hport = ntohs(dport); - - hash = ipv4_hash_port_and_addr(hport, daddr); - hashwild = udp_hash_port(hport); + unsigned short hnum = ntohs(dport); + int badness = -1; read_lock(&udp_hash_lock); - -lookup: - - sk_for_each(sk, node, &udptable[hash & (UDP_HTABLE_SIZE - 1)]) { + sk_for_each(sk, node, &udptable[hnum & (UDP_HTABLE_SIZE - 1)]) { struct inet_sock *inet = inet_sk(sk); - if (sk->sk_hash != hash || ipv6_only_sock(sk) || - inet->num != hport) - continue; - - score = (sk->sk_family == PF_INET ? 1 : 0); - if (inet->rcv_saddr) { - if (inet->rcv_saddr != daddr) - continue; - score+=2; - } - if (inet->daddr) { - if (inet->daddr != saddr) - continue; - score+=2; - } - if (inet->dport) { - if (inet->dport != sport) - continue; - score+=2; - } - if (sk->sk_bound_dev_if) { - if (sk->sk_bound_dev_if != dif) - continue; - score+=2; - } - if (score == 9) { - result = sk; - goto found; - } else if (score > best) { - result = sk; - best = score; + if (sk->sk_hash == hnum && !ipv6_only_sock(sk)) { + int score = (sk->sk_family == PF_INET ? 1 : 0); + if (inet->rcv_saddr) { + if (inet->rcv_saddr != daddr) + continue; + score+=2; + } + if (inet->daddr) { + if (inet->daddr != saddr) + continue; + score+=2; + } + if (inet->dport) { + if (inet->dport != sport) + continue; + score+=2; + } + if (sk->sk_bound_dev_if) { + if (sk->sk_bound_dev_if != dif) + continue; + score+=2; + } + if (score == 9) { + result = sk; + break; + } else if (score > badness) { + result = sk; + badness = score; + } } } - - if (hash != hashwild) { - hash = hashwild; - goto lookup; - } -found: if (result) sock_hold(result); read_unlock(&udp_hash_lock); return result; } -static inline struct sock *udp_v4_mcast_next(struct sock *sk, unsigned int hnum, - int hport, __be32 loc_addr, +static inline struct sock *udp_v4_mcast_next(struct sock *sk, + __be16 loc_port, __be32 loc_addr, __be16 rmt_port, __be32 rmt_addr, int dif) { struct hlist_node *node; struct sock *s = sk; + unsigned short hnum = ntohs(loc_port); sk_for_each_from(s, node) { struct inet_sock *inet = inet_sk(s); if (s->sk_hash != hnum || - inet->num != hport || (inet->daddr && inet->daddr != rmt_addr) || (inet->dport != rmt_port && inet->dport) || (inet->rcv_saddr && inet->rcv_saddr != loc_addr) || @@ -722,8 +633,11 @@ int udp_sendmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg, .dport = dport } } }; security_sk_classify_flow(sk, &fl); err = ip_route_output_flow(&rt, &fl, sk, 1); - if (err) + if (err) { + if (err == -ENETUNREACH) + IP_INC_STATS_BH(IPSTATS_MIB_OUTNOROUTES); goto out; + } err = -EACCES; if ((rt->rt_flags & RTCF_BROADCAST) && @@ -1218,45 +1132,29 @@ static int __udp4_lib_mcast_deliver(struct sk_buff *skb, __be32 saddr, __be32 daddr, struct hlist_head udptable[]) { - struct sock *sk, *skw, *sknext; + struct sock *sk; int dif; - int hport = ntohs(uh->dest); - unsigned int hash = ipv4_hash_port_and_addr(hport, daddr); - unsigned int hashwild = udp_hash_port(hport); - - dif = skb->dev->ifindex; read_lock(&udp_hash_lock); - - sk = sk_head(&udptable[hash & (UDP_HTABLE_SIZE - 1)]); - skw = sk_head(&udptable[hashwild & (UDP_HTABLE_SIZE - 1)]); - - sk = udp_v4_mcast_next(sk, hash, hport, daddr, uh->source, saddr, dif); - if (!sk) { - hash = hashwild; - sk = udp_v4_mcast_next(skw, hash, hport, daddr, uh->source, - saddr, dif); - } + sk = sk_head(&udptable[ntohs(uh->dest) & (UDP_HTABLE_SIZE - 1)]); + dif = skb->dev->ifindex; + sk = udp_v4_mcast_next(sk, uh->dest, daddr, uh->source, saddr, dif); if (sk) { + struct sock *sknext = NULL; + do { struct sk_buff *skb1 = skb; - sknext = udp_v4_mcast_next(sk_next(sk), hash, hport, - daddr, uh->source, saddr, dif); - if (!sknext && hash != hashwild) { - hash = hashwild; - sknext = udp_v4_mcast_next(skw, hash, hport, - daddr, uh->source, saddr, dif); - } + + sknext = udp_v4_mcast_next(sk_next(sk), uh->dest, daddr, + uh->source, saddr, dif); if (sknext) skb1 = skb_clone(skb, GFP_ATOMIC); if (skb1) { int ret = udp_queue_rcv_skb(sk, skb1); if (ret > 0) - /* - * we should probably re-process - * instead of dropping packets here. - */ + /* we should probably re-process instead + * of dropping packets here. */ kfree_skb(skb1); } sk = sknext; @@ -1343,7 +1241,7 @@ int __udp4_lib_rcv(struct sk_buff *skb, struct hlist_head udptable[], return __udp4_lib_mcast_deliver(skb, uh, saddr, daddr, udptable); sk = __udp4_lib_lookup(saddr, uh->source, daddr, uh->dest, - skb->dev->ifindex, udptable); + skb->dev->ifindex, udptable ); if (sk != NULL) { int ret = udp_queue_rcv_skb(sk, skb); diff --git a/net/ipv4/udp_impl.h b/net/ipv4/udp_impl.h index 06d94195e64..820a477cfaa 100644 --- a/net/ipv4/udp_impl.h +++ b/net/ipv4/udp_impl.h @@ -5,14 +5,14 @@ #include <net/protocol.h> #include <net/inet_common.h> -extern const struct udp_get_port_ops udp_ipv4_ops; - extern int __udp4_lib_rcv(struct sk_buff *, struct hlist_head [], int ); extern void __udp4_lib_err(struct sk_buff *, u32, struct hlist_head []); extern int __udp_lib_get_port(struct sock *sk, unsigned short snum, struct hlist_head udptable[], int *port_rover, - const struct udp_get_port_ops *ops); + int (*)(const struct sock*,const struct sock*)); +extern int ipv4_rcv_saddr_equal(const struct sock *, const struct sock *); + extern int udp_setsockopt(struct sock *sk, int level, int optname, char __user *optval, int optlen); diff --git a/net/ipv4/udplite.c b/net/ipv4/udplite.c index 3653b32dce2..f34fd686a8f 100644 --- a/net/ipv4/udplite.c +++ b/net/ipv4/udplite.c @@ -19,15 +19,14 @@ struct hlist_head udplite_hash[UDP_HTABLE_SIZE]; static int udplite_port_rover; int udplite_get_port(struct sock *sk, unsigned short p, - const struct udp_get_port_ops *ops) + int (*c)(const struct sock *, const struct sock *)) { - return __udp_lib_get_port(sk, p, udplite_hash, - &udplite_port_rover, ops); + return __udp_lib_get_port(sk, p, udplite_hash, &udplite_port_rover, c); } static int udplite_v4_get_port(struct sock *sk, unsigned short snum) { - return udplite_get_port(sk, snum, &udp_ipv4_ops); + return udplite_get_port(sk, snum, ipv4_rcv_saddr_equal); } static int udplite_rcv(struct sk_buff *skb) diff --git a/net/ipv4/xfrm4_input.c b/net/ipv4/xfrm4_input.c index 5ceca951d73..fa1902dc81b 100644 --- a/net/ipv4/xfrm4_input.c +++ b/net/ipv4/xfrm4_input.c @@ -139,10 +139,8 @@ int xfrm4_rcv_encap(struct sk_buff *skb, __u16 encap_type) nf_reset(skb); if (decaps) { - if (!(skb->dev->flags&IFF_LOOPBACK)) { - dst_release(skb->dst); - skb->dst = NULL; - } + dst_release(skb->dst); + skb->dst = NULL; netif_rx(skb); return 0; } else { diff --git a/net/ipv4/xfrm4_mode_tunnel.c b/net/ipv4/xfrm4_mode_tunnel.c index a2f2e6a5ec5..9963700e74c 100644 --- a/net/ipv4/xfrm4_mode_tunnel.c +++ b/net/ipv4/xfrm4_mode_tunnel.c @@ -85,6 +85,8 @@ static int xfrm4_tunnel_output(struct xfrm_state *x, struct sk_buff *skb) top_iph->saddr = x->props.saddr.a4; top_iph->daddr = x->id.daddr.a4; + skb->protocol = htons(ETH_P_IP); + memset(&(IPCB(skb)->opt), 0, sizeof(struct ip_options)); return 0; } diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c index c7ea248fae2..f96ed76d8fa 100644 --- a/net/ipv6/addrconf.c +++ b/net/ipv6/addrconf.c @@ -2259,7 +2259,7 @@ static int addrconf_notify(struct notifier_block *this, unsigned long event, switch(event) { case NETDEV_REGISTER: - if (!idev) { + if (!idev && dev->mtu >= IPV6_MIN_MTU) { idev = ipv6_add_dev(dev); if (!idev) printk(KERN_WARNING "IPv6: add_dev failed for %s\n", @@ -2979,7 +2979,7 @@ static struct in6_addr *extract_addr(struct nlattr *addr, struct nlattr *local) return pfx; } -static struct nla_policy ifa_ipv6_policy[IFA_MAX+1] __read_mostly = { +static const struct nla_policy ifa_ipv6_policy[IFA_MAX+1] = { [IFA_ADDRESS] = { .len = sizeof(struct in6_addr) }, [IFA_LOCAL] = { .len = sizeof(struct in6_addr) }, [IFA_CACHEINFO] = { .len = sizeof(struct ifa_cacheinfo) }, diff --git a/net/ipv6/ah6.c b/net/ipv6/ah6.c index b696c840120..128f94c79c6 100644 --- a/net/ipv6/ah6.c +++ b/net/ipv6/ah6.c @@ -247,7 +247,7 @@ static int ah6_output(struct xfrm_state *x, struct sk_buff *skb) memcpy(tmp_base, top_iph, sizeof(tmp_base)); tmp_ext = NULL; - extlen = skb_transport_offset(skb) + sizeof(struct ipv6hdr); + extlen = skb_transport_offset(skb) - sizeof(struct ipv6hdr); if (extlen) { extlen += sizeof(*tmp_ext); tmp_ext = kmalloc(extlen, GFP_ATOMIC); diff --git a/net/ipv6/datagram.c b/net/ipv6/datagram.c index 403eee66b9c..b1fe7ac5dc9 100644 --- a/net/ipv6/datagram.c +++ b/net/ipv6/datagram.c @@ -177,8 +177,12 @@ ipv4_connected: if (final_p) ipv6_addr_copy(&fl.fl6_dst, final_p); - if ((err = xfrm_lookup(&dst, &fl, sk, 1)) < 0) - goto out; + if ((err = __xfrm_lookup(&dst, &fl, sk, 1)) < 0) { + if (err == -EREMOTE) + err = ip6_dst_blackhole(sk, &dst, &fl); + if (err < 0) + goto out; + } /* source address lookup done in ip6_dst_lookup */ diff --git a/net/ipv6/fib6_rules.c b/net/ipv6/fib6_rules.c index fc3882c9060..53b3998a486 100644 --- a/net/ipv6/fib6_rules.c +++ b/net/ipv6/fib6_rules.c @@ -157,7 +157,7 @@ static int fib6_rule_match(struct fib_rule *rule, struct flowi *fl, int flags) return 1; } -static struct nla_policy fib6_rule_policy[FRA_MAX+1] __read_mostly = { +static const struct nla_policy fib6_rule_policy[FRA_MAX+1] = { FRA_GENERIC_POLICY, }; diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c index ca08ee88d07..662a7d9681f 100644 --- a/net/ipv6/ip6_fib.c +++ b/net/ipv6/ip6_fib.c @@ -619,14 +619,6 @@ static int fib6_add_rt2node(struct fib6_node *fn, struct rt6_info *rt, ins = &fn->leaf; - if (fn->fn_flags&RTN_TL_ROOT && - fn->leaf == &ip6_null_entry && - !(rt->rt6i_flags & (RTF_DEFAULT | RTF_ADDRCONF)) ){ - fn->leaf = rt; - rt->u.dst.rt6_next = NULL; - goto out; - } - for (iter = fn->leaf; iter; iter=iter->u.dst.rt6_next) { /* * Search for duplicates @@ -666,7 +658,6 @@ static int fib6_add_rt2node(struct fib6_node *fn, struct rt6_info *rt, * insert node */ -out: rt->u.dst.rt6_next = iter; *ins = rt; rt->rt6i_node = fn; diff --git a/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c b/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c index 6d2a0820511..1b1797f1f33 100644 --- a/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c +++ b/net/ipv6/netfilter/nf_conntrack_l3proto_ipv6.c @@ -160,6 +160,7 @@ static unsigned int ipv6_confirm(unsigned int hooknum, { struct nf_conn *ct; struct nf_conn_help *help; + struct nf_conntrack_helper *helper; enum ip_conntrack_info ctinfo; unsigned int ret, protoff; unsigned int extoff = (u8 *)(ipv6_hdr(*pskb) + 1) - (*pskb)->data; @@ -172,18 +173,21 @@ static unsigned int ipv6_confirm(unsigned int hooknum, goto out; help = nfct_help(ct); - if (!help || !help->helper) + if (!help) + goto out; + /* rcu_read_lock()ed by nf_hook_slow */ + helper = rcu_dereference(help->helper); + if (!helper) goto out; protoff = nf_ct_ipv6_skip_exthdr(*pskb, extoff, &pnum, (*pskb)->len - extoff); - if (protoff < 0 || protoff > (*pskb)->len || - pnum == NEXTHDR_FRAGMENT) { + if (protoff > (*pskb)->len || pnum == NEXTHDR_FRAGMENT) { DEBUGP("proto header not found\n"); return NF_ACCEPT; } - ret = help->helper->help(pskb, protoff, ct, ctinfo); + ret = helper->help(pskb, protoff, ct, ctinfo); if (ret != NF_ACCEPT) return ret; out: diff --git a/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c b/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c index 0be790d250f..8814b95b232 100644 --- a/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c +++ b/net/ipv6/netfilter/nf_conntrack_proto_icmpv6.c @@ -168,8 +168,7 @@ icmpv6_error_message(struct sk_buff *skb, skb->len - inip6off - sizeof(struct ipv6hdr)); - if ((inprotoff < 0) || (inprotoff > skb->len) || - (inprotonum == NEXTHDR_FRAGMENT)) { + if ((inprotoff > skb->len) || (inprotonum == NEXTHDR_FRAGMENT)) { DEBUGP("icmpv6_error: Can't get protocol header in ICMPv6 payload.\n"); return -NF_ACCEPT; } diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c index 009a1047fc3..a58459a7668 100644 --- a/net/ipv6/raw.c +++ b/net/ipv6/raw.c @@ -818,8 +818,12 @@ static int rawv6_sendmsg(struct kiocb *iocb, struct sock *sk, if (final_p) ipv6_addr_copy(&fl.fl6_dst, final_p); - if ((err = xfrm_lookup(&dst, &fl, sk, 1)) < 0) - goto out; + if ((err = __xfrm_lookup(&dst, &fl, sk, 1)) < 0) { + if (err == -EREMOTE) + err = ip6_dst_blackhole(sk, &dst, &fl); + if (err < 0) + goto out; + } if (hlimit < 0) { if (ipv6_addr_is_multicast(&fl.fl6_dst)) diff --git a/net/ipv6/route.c b/net/ipv6/route.c index b46ad53044b..fe8d9837f9f 100644 --- a/net/ipv6/route.c +++ b/net/ipv6/route.c @@ -119,6 +119,19 @@ static struct dst_ops ip6_dst_ops = { .entry_size = sizeof(struct rt6_info), }; +static void ip6_rt_blackhole_update_pmtu(struct dst_entry *dst, u32 mtu) +{ +} + +static struct dst_ops ip6_dst_blackhole_ops = { + .family = AF_INET6, + .protocol = __constant_htons(ETH_P_IPV6), + .destroy = ip6_dst_destroy, + .check = ip6_dst_check, + .update_pmtu = ip6_rt_blackhole_update_pmtu, + .entry_size = sizeof(struct rt6_info), +}; + struct rt6_info ip6_null_entry = { .u = { .dst = { @@ -833,6 +846,54 @@ struct dst_entry * ip6_route_output(struct sock *sk, struct flowi *fl) EXPORT_SYMBOL(ip6_route_output); +static int ip6_blackhole_output(struct sk_buff *skb) +{ + kfree_skb(skb); + return 0; +} + +int ip6_dst_blackhole(struct sock *sk, struct dst_entry **dstp, struct flowi *fl) +{ + struct rt6_info *ort = (struct rt6_info *) *dstp; + struct rt6_info *rt = (struct rt6_info *) + dst_alloc(&ip6_dst_blackhole_ops); + struct dst_entry *new = NULL; + + if (rt) { + new = &rt->u.dst; + + atomic_set(&new->__refcnt, 1); + new->__use = 1; + new->input = ip6_blackhole_output; + new->output = ip6_blackhole_output; + + memcpy(new->metrics, ort->u.dst.metrics, RTAX_MAX*sizeof(u32)); + new->dev = ort->u.dst.dev; + if (new->dev) + dev_hold(new->dev); + rt->rt6i_idev = ort->rt6i_idev; + if (rt->rt6i_idev) + in6_dev_hold(rt->rt6i_idev); + rt->rt6i_expires = 0; + + ipv6_addr_copy(&rt->rt6i_gateway, &ort->rt6i_gateway); + rt->rt6i_flags = ort->rt6i_flags & ~RTF_EXPIRES; + rt->rt6i_metric = 0; + + memcpy(&rt->rt6i_dst, &ort->rt6i_dst, sizeof(struct rt6key)); +#ifdef CONFIG_IPV6_SUBTREES + memcpy(&rt->rt6i_src, &ort->rt6i_src, sizeof(struct rt6key)); +#endif + + dst_free(new); + } + + dst_release(*dstp); + *dstp = new; + return (new ? 0 : -ENOMEM); +} +EXPORT_SYMBOL_GPL(ip6_dst_blackhole); + /* * Destination cache support functions */ @@ -1938,7 +1999,7 @@ void rt6_mtu_change(struct net_device *dev, unsigned mtu) fib6_clean_all(rt6_mtu_change_route, 0, &arg); } -static struct nla_policy rtm_ipv6_policy[RTA_MAX+1] __read_mostly = { +static const struct nla_policy rtm_ipv6_policy[RTA_MAX+1] = { [RTA_GATEWAY] = { .len = sizeof(struct in6_addr) }, [RTA_OIF] = { .type = NLA_U32 }, [RTA_IIF] = { .type = NLA_U32 }, @@ -2495,6 +2556,8 @@ void __init ip6_route_init(void) ip6_dst_ops.kmem_cachep = kmem_cache_create("ip6_dst_cache", sizeof(struct rt6_info), 0, SLAB_HWCACHE_ALIGN|SLAB_PANIC, NULL, NULL); + ip6_dst_blackhole_ops.kmem_cachep = ip6_dst_ops.kmem_cachep; + fib6_init(); #ifdef CONFIG_PROC_FS p = proc_net_create("ipv6_route", 0, rt6_proc_info); diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c index e2f25ea43b6..193d9d60bb7 100644 --- a/net/ipv6/tcp_ipv6.c +++ b/net/ipv6/tcp_ipv6.c @@ -265,8 +265,12 @@ static int tcp_v6_connect(struct sock *sk, struct sockaddr *uaddr, if (final_p) ipv6_addr_copy(&fl.fl6_dst, final_p); - if ((err = xfrm_lookup(&dst, &fl, sk, 1)) < 0) - goto failure; + if ((err = __xfrm_lookup(&dst, &fl, sk, 1)) < 0) { + if (err == -EREMOTE) + err = ip6_dst_blackhole(sk, &dst, &fl); + if (err < 0) + goto failure; + } if (saddr == NULL) { saddr = &fl.fl6_src; @@ -586,6 +590,7 @@ static int tcp_v6_md5_do_add(struct sock *sk, struct in6_addr *peer, kfree(newkey); return -ENOMEM; } + sk->sk_route_caps &= ~NETIF_F_GSO_MASK; } tcp_alloc_md5sig_pool(); if (tp->md5sig_info->alloced6 == tp->md5sig_info->entries6) { @@ -720,6 +725,7 @@ static int tcp_v6_parse_md5_keys (struct sock *sk, char __user *optval, return -ENOMEM; tp->md5sig_info = p; + sk->sk_route_caps &= ~NETIF_F_GSO_MASK; } newkey = kmemdup(cmd.tcpm_key, cmd.tcpm_keylen, GFP_KERNEL); diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c index a7ae59c954d..4210951edb6 100644 --- a/net/ipv6/udp.c +++ b/net/ipv6/udp.c @@ -52,28 +52,9 @@ DEFINE_SNMP_STAT(struct udp_mib, udp_stats_in6) __read_mostly; -static int ipv6_rcv_saddr_any(const struct sock *sk) -{ - struct ipv6_pinfo *np = inet6_sk(sk); - - return ipv6_addr_any(&np->rcv_saddr); -} - -static unsigned int ipv6_hash_port_and_rcv_saddr(__u16 port, - const struct sock *sk) -{ - return port; -} - -const struct udp_get_port_ops udp_ipv6_ops = { - .saddr_cmp = ipv6_rcv_saddr_equal, - .saddr_any = ipv6_rcv_saddr_any, - .hash_port_and_rcv_saddr = ipv6_hash_port_and_rcv_saddr, -}; - static inline int udp_v6_get_port(struct sock *sk, unsigned short snum) { - return udp_get_port(sk, snum, &udp_ipv6_ops); + return udp_get_port(sk, snum, ipv6_rcv_saddr_equal); } static struct sock *__udp6_lib_lookup(struct in6_addr *saddr, __be16 sport, @@ -767,8 +748,12 @@ do_udp_sendmsg: if (final_p) ipv6_addr_copy(&fl.fl6_dst, final_p); - if ((err = xfrm_lookup(&dst, &fl, sk, 1)) < 0) - goto out; + if ((err = __xfrm_lookup(&dst, &fl, sk, 1)) < 0) { + if (err == -EREMOTE) + err = ip6_dst_blackhole(sk, &dst, &fl); + if (err < 0) + goto out; + } if (hlimit < 0) { if (ipv6_addr_is_multicast(&fl.fl6_dst)) diff --git a/net/ipv6/udp_impl.h b/net/ipv6/udp_impl.h index 36b0c11a28a..6e252f318f7 100644 --- a/net/ipv6/udp_impl.h +++ b/net/ipv6/udp_impl.h @@ -6,8 +6,6 @@ #include <net/addrconf.h> #include <net/inet_common.h> -extern const struct udp_get_port_ops udp_ipv6_ops; - extern int __udp6_lib_rcv(struct sk_buff **, struct hlist_head [], int ); extern void __udp6_lib_err(struct sk_buff *, struct inet6_skb_parm *, int , int , int , __be32 , struct hlist_head []); diff --git a/net/ipv6/udplite.c b/net/ipv6/udplite.c index c40a51362f8..f54016a5500 100644 --- a/net/ipv6/udplite.c +++ b/net/ipv6/udplite.c @@ -37,7 +37,7 @@ static struct inet6_protocol udplitev6_protocol = { static int udplite_v6_get_port(struct sock *sk, unsigned short snum) { - return udplite_get_port(sk, snum, &udp_ipv6_ops); + return udplite_get_port(sk, snum, ipv6_rcv_saddr_equal); } struct proto udplitev6_prot = { diff --git a/net/ipv6/xfrm6_input.c b/net/ipv6/xfrm6_input.c index d7ed8aa56ec..c858537cec4 100644 --- a/net/ipv6/xfrm6_input.c +++ b/net/ipv6/xfrm6_input.c @@ -104,10 +104,8 @@ int xfrm6_rcv_spi(struct sk_buff *skb, __be32 spi) nf_reset(skb); if (decaps) { - if (!(skb->dev->flags&IFF_LOOPBACK)) { - dst_release(skb->dst); - skb->dst = NULL; - } + dst_release(skb->dst); + skb->dst = NULL; netif_rx(skb); return -1; } else { diff --git a/net/ipv6/xfrm6_mode_tunnel.c b/net/ipv6/xfrm6_mode_tunnel.c index a6c0cdf46ad..9fc95bc6509 100644 --- a/net/ipv6/xfrm6_mode_tunnel.c +++ b/net/ipv6/xfrm6_mode_tunnel.c @@ -80,6 +80,7 @@ static int xfrm6_tunnel_output(struct xfrm_state *x, struct sk_buff *skb) top_iph->hop_limit = dst_metric(dst->child, RTAX_HOPLIMIT); ipv6_addr_copy(&top_iph->saddr, (struct in6_addr *)&x->props.saddr); ipv6_addr_copy(&top_iph->daddr, (struct in6_addr *)&x->id.daddr); + skb->protocol = htons(ETH_P_IPV6); return 0; } diff --git a/net/irda/irlap_event.c b/net/irda/irlap_event.c index 0b02073ffdf..a8b8873aa26 100644 --- a/net/irda/irlap_event.c +++ b/net/irda/irlap_event.c @@ -317,23 +317,6 @@ void irlap_do_event(struct irlap_cb *self, IRLAP_EVENT event, } /* - * Function irlap_next_state (self, state) - * - * Switches state and provides debug information - * - */ -static inline void irlap_next_state(struct irlap_cb *self, IRLAP_STATE state) -{ - /* - if (!self || self->magic != LAP_MAGIC) - return; - - IRDA_DEBUG(4, "next LAP state = %s\n", irlap_state[state]); - */ - self->state = state; -} - -/* * Function irlap_state_ndm (event, skb, frame) * * NDM (Normal Disconnected Mode) state @@ -1086,7 +1069,6 @@ static int irlap_state_xmit_p(struct irlap_cb *self, IRLAP_EVENT event, } else { /* Final packet of window */ irlap_send_data_primary_poll(self, skb); - irlap_next_state(self, LAP_NRM_P); /* * Make sure state machine does not try to send @@ -1436,14 +1418,14 @@ static int irlap_state_nrm_p(struct irlap_cb *self, IRLAP_EVENT event, */ self->remote_busy = FALSE; + /* Stop final timer */ + del_timer(&self->final_timer); + /* * Nr as expected? */ ret = irlap_validate_nr_received(self, info->nr); if (ret == NR_EXPECTED) { - /* Stop final timer */ - del_timer(&self->final_timer); - /* Update Nr received */ irlap_update_nr_received(self, info->nr); @@ -1475,14 +1457,12 @@ static int irlap_state_nrm_p(struct irlap_cb *self, IRLAP_EVENT event, /* Resend rejected frames */ irlap_resend_rejected_frames(self, CMD_FRAME); - - /* Final timer ??? Jean II */ + irlap_start_final_timer(self, self->final_timeout * 2); irlap_next_state(self, LAP_NRM_P); } else if (ret == NR_INVALID) { IRDA_DEBUG(1, "%s(), Received RR with " "invalid nr !\n", __FUNCTION__); - del_timer(&self->final_timer); irlap_next_state(self, LAP_RESET_WAIT); diff --git a/net/irda/irlap_frame.c b/net/irda/irlap_frame.c index 3c5a68e3641..3013c49ab97 100644 --- a/net/irda/irlap_frame.c +++ b/net/irda/irlap_frame.c @@ -798,16 +798,19 @@ void irlap_send_data_primary_poll(struct irlap_cb *self, struct sk_buff *skb) self->vs = (self->vs + 1) % 8; self->ack_required = FALSE; + irlap_next_state(self, LAP_NRM_P); irlap_send_i_frame(self, tx_skb, CMD_FRAME); } else { IRDA_DEBUG(4, "%s(), sending unreliable frame\n", __FUNCTION__); if (self->ack_required) { irlap_send_ui_frame(self, skb_get(skb), self->caddr, CMD_FRAME); + irlap_next_state(self, LAP_NRM_P); irlap_send_rr_frame(self, CMD_FRAME); self->ack_required = FALSE; } else { skb->data[1] |= PF_BIT; + irlap_next_state(self, LAP_NRM_P); irlap_send_ui_frame(self, skb_get(skb), self->caddr, CMD_FRAME); } } diff --git a/net/key/af_key.c b/net/key/af_key.c index d302ddae580..0f8304b0246 100644 --- a/net/key/af_key.c +++ b/net/key/af_key.c @@ -1682,6 +1682,7 @@ static int pfkey_flush(struct sock *sk, struct sk_buff *skb, struct sadb_msg *hd unsigned proto; struct km_event c; struct xfrm_audit audit_info; + int err; proto = pfkey_satype2proto(hdr->sadb_msg_satype); if (proto == 0) @@ -1689,7 +1690,9 @@ static int pfkey_flush(struct sock *sk, struct sk_buff *skb, struct sadb_msg *hd audit_info.loginuid = audit_get_loginuid(current->audit_context); audit_info.secid = 0; - xfrm_state_flush(proto, &audit_info); + err = xfrm_state_flush(proto, &audit_info); + if (err) + return err; c.data.proto = proto; c.seq = hdr->sadb_msg_seq; c.pid = hdr->sadb_msg_pid; @@ -2683,10 +2686,13 @@ static int pfkey_spdflush(struct sock *sk, struct sk_buff *skb, struct sadb_msg { struct km_event c; struct xfrm_audit audit_info; + int err; audit_info.loginuid = audit_get_loginuid(current->audit_context); audit_info.secid = 0; - xfrm_policy_flush(XFRM_POLICY_TYPE_MAIN, &audit_info); + err = xfrm_policy_flush(XFRM_POLICY_TYPE_MAIN, &audit_info); + if (err) + return err; c.data.type = XFRM_POLICY_TYPE_MAIN; c.event = XFRM_MSG_FLUSHPOLICY; c.pid = hdr->sadb_msg_pid; diff --git a/net/mac80211/debugfs.c b/net/mac80211/debugfs.c index bb6c0feb2d4..476c8486f78 100644 --- a/net/mac80211/debugfs.c +++ b/net/mac80211/debugfs.c @@ -112,7 +112,7 @@ DEBUGFS_READONLY_FILE(wep_iv, 20, "%#06x", local->wep_iv & 0xffffff); DEBUGFS_READONLY_FILE(tx_power_reduction, 20, "%d.%d dBm", local->hw.conf.tx_power_reduction / 10, - local->hw.conf.tx_power_reduction & 10); + local->hw.conf.tx_power_reduction % 10); DEBUGFS_READONLY_FILE(rate_ctrl_alg, 100, "%s", local->rate_ctrl ? local->rate_ctrl->ops->name : "<unset>"); diff --git a/net/mac80211/ieee80211.c b/net/mac80211/ieee80211.c index 6e36df67f8d..4e84f24fd43 100644 --- a/net/mac80211/ieee80211.c +++ b/net/mac80211/ieee80211.c @@ -2474,6 +2474,8 @@ static int ieee80211_open(struct net_device *dev) if (sdata->type == IEEE80211_IF_TYPE_STA && !local->user_space_mlme) netif_carrier_off(dev); + else + netif_carrier_on(dev); netif_start_queue(dev); return 0; @@ -3278,8 +3280,10 @@ ieee80211_rx_h_defragment(struct ieee80211_txrx_data *rx) return TXRX_DROP; } } - while ((skb = __skb_dequeue(&entry->skb_list))) + while ((skb = __skb_dequeue(&entry->skb_list))) { memcpy(skb_put(rx->skb, skb->len), skb->data, skb->len); + dev_kfree_skb(skb); + } /* Complete frame has been reassembled - process it now */ rx->fragmented = 1; diff --git a/net/mac80211/ieee80211_sta.c b/net/mac80211/ieee80211_sta.c index 3e07e9d6fa4..91b545c144c 100644 --- a/net/mac80211/ieee80211_sta.c +++ b/net/mac80211/ieee80211_sta.c @@ -1155,6 +1155,8 @@ static void ieee80211_rx_mgmt_assoc_resp(struct net_device *dev, if (status_code != WLAN_STATUS_SUCCESS) { printk(KERN_DEBUG "%s: AP denied association (code=%d)\n", dev->name, status_code); + if (status_code == WLAN_STATUS_REASSOC_NO_ASSOC) + ifsta->prev_bssid_set = 0; return; } @@ -2590,11 +2592,17 @@ void ieee80211_scan_completed(struct ieee80211_hw *hw) read_lock(&local->sub_if_lock); list_for_each_entry(sdata, &local->sub_if_list, list) { + + /* No need to wake the master device. */ + if (sdata->dev == local->mdev) + continue; + if (sdata->type == IEEE80211_IF_TYPE_STA) { if (sdata->u.sta.associated) ieee80211_send_nullfunc(local, sdata, 0); ieee80211_sta_timer((unsigned long)sdata); } + netif_wake_queue(sdata->dev); } read_unlock(&local->sub_if_lock); @@ -2736,6 +2744,12 @@ static int ieee80211_sta_start_scan(struct net_device *dev, read_lock(&local->sub_if_lock); list_for_each_entry(sdata, &local->sub_if_list, list) { + + /* Don't stop the master interface, otherwise we can't transmit + * probes! */ + if (sdata->dev == local->mdev) + continue; + netif_stop_queue(sdata->dev); if (sdata->type == IEEE80211_IF_TYPE_STA && sdata->u.sta.associated) @@ -2995,7 +3009,7 @@ struct sta_info * ieee80211_ibss_add_sta(struct net_device *dev, { struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr); struct sta_info *sta; - struct ieee80211_sub_if_data *sdata = NULL; + struct ieee80211_sub_if_data *sdata = IEEE80211_DEV_TO_SUB_IF(dev); /* TODO: Could consider removing the least recently used entry and * allow new one to be added. */ diff --git a/net/netfilter/nf_conntrack_amanda.c b/net/netfilter/nf_conntrack_amanda.c index b8869eab765..0568f2e86b5 100644 --- a/net/netfilter/nf_conntrack_amanda.c +++ b/net/netfilter/nf_conntrack_amanda.c @@ -208,13 +208,14 @@ static int __init nf_conntrack_amanda_init(void) { int ret, i; - ret = -ENOMEM; for (i = 0; i < ARRAY_SIZE(search); i++) { search[i].ts = textsearch_prepare(ts_algo, search[i].string, search[i].len, GFP_KERNEL, TS_AUTOLOAD); - if (search[i].ts == NULL) + if (IS_ERR(search[i].ts)) { + ret = PTR_ERR(search[i].ts); goto err1; + } } ret = nf_conntrack_helper_register(&amanda_helper[0]); if (ret < 0) @@ -227,10 +228,9 @@ static int __init nf_conntrack_amanda_init(void) err2: nf_conntrack_helper_unregister(&amanda_helper[0]); err1: - for (; i >= 0; i--) { - if (search[i].ts) - textsearch_destroy(search[i].ts); - } + while (--i >= 0) + textsearch_destroy(search[i].ts); + return ret; } diff --git a/net/netfilter/nf_conntrack_core.c b/net/netfilter/nf_conntrack_core.c index 483e927a9ca..7a15e30356f 100644 --- a/net/netfilter/nf_conntrack_core.c +++ b/net/netfilter/nf_conntrack_core.c @@ -350,9 +350,15 @@ static void death_by_timeout(unsigned long ul_conntrack) { struct nf_conn *ct = (void *)ul_conntrack; struct nf_conn_help *help = nfct_help(ct); + struct nf_conntrack_helper *helper; - if (help && help->helper && help->helper->destroy) - help->helper->destroy(ct); + if (help) { + rcu_read_lock(); + helper = rcu_dereference(help->helper); + if (helper && helper->destroy) + helper->destroy(ct); + rcu_read_unlock(); + } write_lock_bh(&nf_conntrack_lock); /* Inside lock so preempt is disabled on module removal path. @@ -661,6 +667,7 @@ init_conntrack(const struct nf_conntrack_tuple *tuple, unsigned int dataoff) { struct nf_conn *conntrack; + struct nf_conn_help *help; struct nf_conntrack_tuple repl_tuple; struct nf_conntrack_expect *exp; u_int32_t features = 0; @@ -691,6 +698,7 @@ init_conntrack(const struct nf_conntrack_tuple *tuple, write_lock_bh(&nf_conntrack_lock); exp = find_expectation(tuple); + help = nfct_help(conntrack); if (exp) { DEBUGP("conntrack: expectation arrives ct=%p exp=%p\n", conntrack, exp); @@ -698,7 +706,7 @@ init_conntrack(const struct nf_conntrack_tuple *tuple, __set_bit(IPS_EXPECTED_BIT, &conntrack->status); conntrack->master = exp->master; if (exp->helper) - nfct_help(conntrack)->helper = exp->helper; + rcu_assign_pointer(help->helper, exp->helper); #ifdef CONFIG_NF_CONNTRACK_MARK conntrack->mark = exp->master->mark; #endif @@ -708,10 +716,11 @@ init_conntrack(const struct nf_conntrack_tuple *tuple, nf_conntrack_get(&conntrack->master->ct_general); NF_CT_STAT_INC(expect_new); } else { - struct nf_conn_help *help = nfct_help(conntrack); - - if (help) - help->helper = __nf_ct_helper_find(&repl_tuple); + if (help) { + /* not in hash table yet, so not strictly necessary */ + rcu_assign_pointer(help->helper, + __nf_ct_helper_find(&repl_tuple)); + } NF_CT_STAT_INC(new); } @@ -893,7 +902,8 @@ void nf_conntrack_alter_reply(struct nf_conn *ct, helper = __nf_ct_helper_find(newreply); if (helper) memset(&help->help, 0, sizeof(help->help)); - help->helper = helper; + /* not in hash table yet, so not strictly necessary */ + rcu_assign_pointer(help->helper, helper); } write_unlock_bh(&nf_conntrack_lock); } diff --git a/net/netfilter/nf_conntrack_expect.c b/net/netfilter/nf_conntrack_expect.c index 117cbfdb910..504fb6c083f 100644 --- a/net/netfilter/nf_conntrack_expect.c +++ b/net/netfilter/nf_conntrack_expect.c @@ -337,6 +337,10 @@ int nf_conntrack_expect_related(struct nf_conntrack_expect *expect) NF_CT_ASSERT(master_help); write_lock_bh(&nf_conntrack_lock); + if (!master_help->helper) { + ret = -ESHUTDOWN; + goto out; + } list_for_each_entry(i, &nf_conntrack_expect_list, list) { if (expect_matches(i, expect)) { /* Refresh timer: if it's dying, ignore.. */ diff --git a/net/netfilter/nf_conntrack_ftp.c b/net/netfilter/nf_conntrack_ftp.c index a186799f654..82db2aa53bf 100644 --- a/net/netfilter/nf_conntrack_ftp.c +++ b/net/netfilter/nf_conntrack_ftp.c @@ -48,8 +48,7 @@ unsigned int (*nf_nat_ftp_hook)(struct sk_buff **pskb, enum nf_ct_ftp_type type, unsigned int matchoff, unsigned int matchlen, - struct nf_conntrack_expect *exp, - u32 *seq); + struct nf_conntrack_expect *exp); EXPORT_SYMBOL_GPL(nf_nat_ftp_hook); #if 0 @@ -335,15 +334,17 @@ static void update_nl_seq(u32 nl_seq, struct nf_ct_ftp_master *info, int dir, if (info->seq_aft_nl[dir][i] == nl_seq) return; - if (oldest == info->seq_aft_nl_num[dir] - || before(info->seq_aft_nl[dir][i], oldest)) + if (oldest == info->seq_aft_nl_num[dir] || + before(info->seq_aft_nl[dir][i], + info->seq_aft_nl[dir][oldest])) oldest = i; } if (info->seq_aft_nl_num[dir] < NUM_SEQ_TO_REMEMBER) { info->seq_aft_nl[dir][info->seq_aft_nl_num[dir]++] = nl_seq; nf_conntrack_event_cache(IPCT_HELPINFO_VOLATILE, skb); - } else if (oldest != NUM_SEQ_TO_REMEMBER) { + } else if (oldest != NUM_SEQ_TO_REMEMBER && + after(nl_seq, info->seq_aft_nl[dir][oldest])) { info->seq_aft_nl[dir][oldest] = nl_seq; nf_conntrack_event_cache(IPCT_HELPINFO_VOLATILE, skb); } @@ -519,7 +520,7 @@ static int help(struct sk_buff **pskb, nf_nat_ftp = rcu_dereference(nf_nat_ftp_hook); if (nf_nat_ftp && ct->status & IPS_NAT_MASK) ret = nf_nat_ftp(pskb, ctinfo, search[dir][i].ftptype, - matchoff, matchlen, exp, &seq); + matchoff, matchlen, exp); else { /* Can't expect this? Best to drop packet now. */ if (nf_conntrack_expect_related(exp) != 0) diff --git a/net/netfilter/nf_conntrack_h323_main.c b/net/netfilter/nf_conntrack_h323_main.c index b284db73ca7..a1b95acad29 100644 --- a/net/netfilter/nf_conntrack_h323_main.c +++ b/net/netfilter/nf_conntrack_h323_main.c @@ -520,6 +520,16 @@ static int process_olca(struct sk_buff **pskb, struct nf_conn *ct, } } + if ((olca->options & eOpenLogicalChannelAck_separateStack) && + olca->separateStack.networkAddress.choice == + eNetworkAccessParameters_networkAddress_localAreaAddress) { + ret = expect_t120(pskb, ct, ctinfo, data, dataoff, + &olca->separateStack.networkAddress. + localAreaAddress); + if (ret < 0) + return -1; + } + return 0; } @@ -640,7 +650,7 @@ int get_h225_addr(struct nf_conn *ct, unsigned char *data, case eTransportAddress_ip6Address: if (family != AF_INET6) return 0; - p = data + taddr->ip6Address.ip6; + p = data + taddr->ip6Address.ip; len = 16; break; default: @@ -977,30 +987,6 @@ static int process_alerting(struct sk_buff **pskb, struct nf_conn *ct, } /****************************************************************************/ -static int process_information(struct sk_buff **pskb, - struct nf_conn *ct, - enum ip_conntrack_info ctinfo, - unsigned char **data, int dataoff, - Information_UUIE *info) -{ - int ret; - int i; - - DEBUGP("nf_ct_q931: Information\n"); - - if (info->options & eInformation_UUIE_fastStart) { - for (i = 0; i < info->fastStart.count; i++) { - ret = process_olc(pskb, ct, ctinfo, data, dataoff, - &info->fastStart.item[i]); - if (ret < 0) - return -1; - } - } - - return 0; -} - -/****************************************************************************/ static int process_facility(struct sk_buff **pskb, struct nf_conn *ct, enum ip_conntrack_info ctinfo, unsigned char **data, int dataoff, @@ -1096,11 +1082,6 @@ static int process_q931(struct sk_buff **pskb, struct nf_conn *ct, ret = process_alerting(pskb, ct, ctinfo, data, dataoff, &pdu->h323_message_body.alerting); break; - case eH323_UU_PDU_h323_message_body_information: - ret = process_information(pskb, ct, ctinfo, data, dataoff, - &pdu->h323_message_body. - information); - break; case eH323_UU_PDU_h323_message_body_facility: ret = process_facility(pskb, ct, ctinfo, data, dataoff, &pdu->h323_message_body.facility); diff --git a/net/netfilter/nf_conntrack_h323_types.c b/net/netfilter/nf_conntrack_h323_types.c index 4c6f8b3b120..3a21fdf1a26 100644 --- a/net/netfilter/nf_conntrack_h323_types.c +++ b/net/netfilter/nf_conntrack_h323_types.c @@ -1,4 +1,4 @@ -/* Generated by Jing Min Zhao's ASN.1 parser, Apr 20 2006 +/* Generated by Jing Min Zhao's ASN.1 parser, May 16 2007 * * Copyright (c) 2006 Jing Min Zhao <zhaojingmin@users.sourceforge.net> * @@ -37,7 +37,7 @@ static field_t _TransportAddress_ipxAddress[] = { /* SEQUENCE */ static field_t _TransportAddress_ip6Address[] = { /* SEQUENCE */ {FNAME("ip") OCTSTR, FIXD, 16, 0, DECODE, - offsetof(TransportAddress_ip6Address, ip6), NULL}, + offsetof(TransportAddress_ip6Address, ip), NULL}, {FNAME("port") INT, WORD, 0, 0, SKIP, 0, NULL}, }; @@ -67,7 +67,8 @@ static field_t _TransportAddress[] = { /* CHOICE */ {FNAME("ipxAddress") SEQ, 0, 3, 3, SKIP, 0, _TransportAddress_ipxAddress}, {FNAME("ip6Address") SEQ, 0, 2, 2, DECODE | EXT, - offsetof(TransportAddress, ip6Address), _TransportAddress_ip6Address}, + offsetof(TransportAddress, ip6Address), + _TransportAddress_ip6Address}, {FNAME("netBios") OCTSTR, FIXD, 16, 0, SKIP, 0, NULL}, {FNAME("nsap") OCTSTR, 5, 1, 0, SKIP, 0, NULL}, {FNAME("nonStandardAddress") SEQ, 0, 2, 2, SKIP, 0, @@ -638,7 +639,8 @@ static field_t _UnicastAddress_iPXAddress[] = { /* SEQUENCE */ }; static field_t _UnicastAddress_iP6Address[] = { /* SEQUENCE */ - {FNAME("network") OCTSTR, FIXD, 16, 0, SKIP, 0, NULL}, + {FNAME("network") OCTSTR, FIXD, 16, 0, DECODE, + offsetof(UnicastAddress_iP6Address, network), NULL}, {FNAME("tsapIdentifier") INT, WORD, 0, 0, SKIP, 0, NULL}, }; @@ -665,8 +667,8 @@ static field_t _UnicastAddress[] = { /* CHOICE */ offsetof(UnicastAddress, iPAddress), _UnicastAddress_iPAddress}, {FNAME("iPXAddress") SEQ, 0, 3, 3, SKIP | EXT, 0, _UnicastAddress_iPXAddress}, - {FNAME("iP6Address") SEQ, 0, 2, 2, SKIP | EXT, 0, - _UnicastAddress_iP6Address}, + {FNAME("iP6Address") SEQ, 0, 2, 2, DECODE | EXT, + offsetof(UnicastAddress, iP6Address), _UnicastAddress_iP6Address}, {FNAME("netBios") OCTSTR, FIXD, 16, 0, SKIP, 0, NULL}, {FNAME("iPSourceRouteAddress") SEQ, 0, 4, 4, SKIP | EXT, 0, _UnicastAddress_iPSourceRouteAddress}, @@ -984,19 +986,12 @@ static field_t _Alerting_UUIE[] = { /* SEQUENCE */ {FNAME("featureSet") SEQ, 3, 4, 4, SKIP | EXT | OPT, 0, NULL}, }; -static field_t _Information_UUIE_fastStart[] = { /* SEQUENCE OF */ - {FNAME("item") SEQ, 1, 3, 5, DECODE | OPEN | EXT, - sizeof(OpenLogicalChannel), _OpenLogicalChannel} - , -}; - static field_t _Information_UUIE[] = { /* SEQUENCE */ {FNAME("protocolIdentifier") OID, BYTE, 0, 0, SKIP, 0, NULL}, {FNAME("callIdentifier") SEQ, 0, 1, 1, SKIP | EXT, 0, NULL}, {FNAME("tokens") SEQOF, SEMI, 0, 0, SKIP | OPT, 0, NULL}, {FNAME("cryptoTokens") SEQOF, SEMI, 0, 0, SKIP | OPT, 0, NULL}, - {FNAME("fastStart") SEQOF, SEMI, 0, 30, DECODE | OPT, - offsetof(Information_UUIE, fastStart), _Information_UUIE_fastStart}, + {FNAME("fastStart") SEQOF, SEMI, 0, 30, SKIP | OPT, 0, NULL}, {FNAME("fastConnectRefused") NUL, FIXD, 0, 0, SKIP | OPT, 0, NULL}, {FNAME("circuitInfo") SEQ, 3, 3, 3, SKIP | EXT | OPT, 0, NULL}, }; @@ -1343,9 +1338,7 @@ static field_t _H323_UU_PDU_h323_message_body[] = { /* CHOICE */ offsetof(H323_UU_PDU_h323_message_body, connect), _Connect_UUIE}, {FNAME("alerting") SEQ, 1, 3, 17, DECODE | EXT, offsetof(H323_UU_PDU_h323_message_body, alerting), _Alerting_UUIE}, - {FNAME("information") SEQ, 0, 1, 7, DECODE | EXT, - offsetof(H323_UU_PDU_h323_message_body, information), - _Information_UUIE}, + {FNAME("information") SEQ, 0, 1, 7, SKIP | EXT, 0, _Information_UUIE}, {FNAME("releaseComplete") SEQ, 1, 2, 11, SKIP | EXT, 0, _ReleaseComplete_UUIE}, {FNAME("facility") SEQ, 3, 5, 21, DECODE | EXT, @@ -1430,7 +1423,9 @@ static field_t _OpenLogicalChannelAck[] = { /* SEQUENCE */ DECODE | EXT | OPT, offsetof(OpenLogicalChannelAck, reverseLogicalChannelParameters), _OpenLogicalChannelAck_reverseLogicalChannelParameters}, - {FNAME("separateStack") SEQ, 2, 4, 5, SKIP | EXT | OPT, 0, NULL}, + {FNAME("separateStack") SEQ, 2, 4, 5, DECODE | EXT | OPT, + offsetof(OpenLogicalChannelAck, separateStack), + _NetworkAccessParameters}, {FNAME("forwardMultiplexAckParameters") CHOICE, 0, 1, 1, DECODE | EXT | OPT, offsetof(OpenLogicalChannelAck, forwardMultiplexAckParameters), diff --git a/net/netfilter/nf_conntrack_helper.c b/net/netfilter/nf_conntrack_helper.c index 0743be4434b..f868b7fbd9b 100644 --- a/net/netfilter/nf_conntrack_helper.c +++ b/net/netfilter/nf_conntrack_helper.c @@ -93,7 +93,7 @@ static inline int unhelp(struct nf_conntrack_tuple_hash *i, if (help && help->helper == me) { nf_conntrack_event(IPCT_HELPER, ct); - help->helper = NULL; + rcu_assign_pointer(help->helper, NULL); } return 0; } diff --git a/net/netfilter/nf_conntrack_netlink.c b/net/netfilter/nf_conntrack_netlink.c index d6d39e24132..3f73327794a 100644 --- a/net/netfilter/nf_conntrack_netlink.c +++ b/net/netfilter/nf_conntrack_netlink.c @@ -171,21 +171,29 @@ ctnetlink_dump_helpinfo(struct sk_buff *skb, const struct nf_conn *ct) { struct nfattr *nest_helper; const struct nf_conn_help *help = nfct_help(ct); + struct nf_conntrack_helper *helper; - if (!help || !help->helper) + if (!help) return 0; + rcu_read_lock(); + helper = rcu_dereference(help->helper); + if (!helper) + goto out; + nest_helper = NFA_NEST(skb, CTA_HELP); - NFA_PUT(skb, CTA_HELP_NAME, strlen(help->helper->name), help->helper->name); + NFA_PUT(skb, CTA_HELP_NAME, strlen(helper->name), helper->name); - if (help->helper->to_nfattr) - help->helper->to_nfattr(skb, ct); + if (helper->to_nfattr) + helper->to_nfattr(skb, ct); NFA_NEST_END(skb, nest_helper); - +out: + rcu_read_unlock(); return 0; nfattr_failure: + rcu_read_unlock(); return -1; } @@ -842,7 +850,7 @@ ctnetlink_change_helper(struct nf_conn *ct, struct nfattr *cda[]) if (help && help->helper) { /* we had a helper before ... */ nf_ct_remove_expectations(ct); - help->helper = NULL; + rcu_assign_pointer(help->helper, NULL); } return 0; @@ -866,7 +874,7 @@ ctnetlink_change_helper(struct nf_conn *ct, struct nfattr *cda[]) /* need to zero data of old helper */ memset(&help->help, 0, sizeof(help->help)); - help->helper = helper; + rcu_assign_pointer(help->helper, helper); return 0; } @@ -950,6 +958,7 @@ ctnetlink_create_conntrack(struct nfattr *cda[], struct nf_conn *ct; int err = -EINVAL; struct nf_conn_help *help; + struct nf_conntrack_helper *helper = NULL; ct = nf_conntrack_alloc(otuple, rtuple); if (ct == NULL || IS_ERR(ct)) @@ -980,14 +989,17 @@ ctnetlink_create_conntrack(struct nfattr *cda[], #endif help = nfct_help(ct); - if (help) - help->helper = nf_ct_helper_find_get(rtuple); + if (help) { + helper = nf_ct_helper_find_get(rtuple); + /* not in hash table yet so not strictly necessary */ + rcu_assign_pointer(help->helper, helper); + } add_timer(&ct->timeout); nf_conntrack_hash_insert(ct); - if (help && help->helper) - nf_ct_helper_put(help->helper); + if (helper) + nf_ct_helper_put(helper); return 0; diff --git a/net/netfilter/nf_conntrack_proto_gre.c b/net/netfilter/nf_conntrack_proto_gre.c index 5434472420f..339c397d1b5 100644 --- a/net/netfilter/nf_conntrack_proto_gre.c +++ b/net/netfilter/nf_conntrack_proto_gre.c @@ -100,7 +100,6 @@ int nf_ct_gre_keymap_add(struct nf_conn *ct, enum ip_conntrack_dir dir, struct nf_conn_help *help = nfct_help(ct); struct nf_ct_gre_keymap **kmp, *km; - BUG_ON(strcmp(help->helper->name, "pptp")); kmp = &help->help.ct_pptp_info.keymap[dir]; if (*kmp) { /* check whether it's a retransmission */ @@ -137,7 +136,6 @@ void nf_ct_gre_keymap_destroy(struct nf_conn *ct) enum ip_conntrack_dir dir; DEBUGP("entering for ct %p\n", ct); - BUG_ON(strcmp(help->helper->name, "pptp")); write_lock_bh(&nf_ct_gre_lock); for (dir = IP_CT_DIR_ORIGINAL; dir < IP_CT_DIR_MAX; dir++) { diff --git a/net/netlabel/netlabel_cipso_v4.c b/net/netlabel/netlabel_cipso_v4.c index 07e47dbcb0a..24b660f16ce 100644 --- a/net/netlabel/netlabel_cipso_v4.c +++ b/net/netlabel/netlabel_cipso_v4.c @@ -59,7 +59,7 @@ static struct genl_family netlbl_cipsov4_gnl_family = { }; /* NetLabel Netlink attribute policy */ -static struct nla_policy netlbl_cipsov4_genl_policy[NLBL_CIPSOV4_A_MAX + 1] = { +static const struct nla_policy netlbl_cipsov4_genl_policy[NLBL_CIPSOV4_A_MAX + 1] = { [NLBL_CIPSOV4_A_DOI] = { .type = NLA_U32 }, [NLBL_CIPSOV4_A_MTYPE] = { .type = NLA_U32 }, [NLBL_CIPSOV4_A_TAG] = { .type = NLA_U8 }, diff --git a/net/netlabel/netlabel_kapi.c b/net/netlabel/netlabel_kapi.c index f2535e7f286..b165712aaa7 100644 --- a/net/netlabel/netlabel_kapi.c +++ b/net/netlabel/netlabel_kapi.c @@ -246,19 +246,18 @@ int netlbl_secattr_catmap_setrng(struct netlbl_lsm_secattr_catmap *catmap, /** * netlbl_socket_setattr - Label a socket using the correct protocol - * @sock: the socket to label + * @sk: the socket to label * @secattr: the security attributes * * Description: * Attach the correct label to the given socket using the security attributes - * specified in @secattr. This function requires exclusive access to - * @sock->sk, which means it either needs to be in the process of being - * created or locked via lock_sock(sock->sk). Returns zero on success, - * negative values on failure. + * specified in @secattr. This function requires exclusive access to @sk, + * which means it either needs to be in the process of being created or locked. + * Returns zero on success, negative values on failure. * */ -int netlbl_socket_setattr(const struct socket *sock, - const struct netlbl_lsm_secattr *secattr) +int netlbl_sock_setattr(struct sock *sk, + const struct netlbl_lsm_secattr *secattr) { int ret_val = -ENOENT; struct netlbl_dom_map *dom_entry; @@ -269,9 +268,9 @@ int netlbl_socket_setattr(const struct socket *sock, goto socket_setattr_return; switch (dom_entry->type) { case NETLBL_NLTYPE_CIPSOV4: - ret_val = cipso_v4_socket_setattr(sock, - dom_entry->type_def.cipsov4, - secattr); + ret_val = cipso_v4_sock_setattr(sk, + dom_entry->type_def.cipsov4, + secattr); break; case NETLBL_NLTYPE_UNLABELED: ret_val = 0; @@ -309,30 +308,6 @@ int netlbl_sock_getattr(struct sock *sk, struct netlbl_lsm_secattr *secattr) } /** - * netlbl_socket_getattr - Determine the security attributes of a socket - * @sock: the socket - * @secattr: the security attributes - * - * Description: - * Examines the given socket to see any NetLabel style labeling has been - * applied to the socket, if so it parses the socket label and returns the - * security attributes in @secattr. Returns zero on success, negative values - * on failure. - * - */ -int netlbl_socket_getattr(const struct socket *sock, - struct netlbl_lsm_secattr *secattr) -{ - int ret_val; - - ret_val = cipso_v4_socket_getattr(sock, secattr); - if (ret_val == 0) - return 0; - - return netlbl_unlabel_getattr(secattr); -} - -/** * netlbl_skbuff_getattr - Determine the security attributes of a packet * @skb: the packet * @secattr: the security attributes diff --git a/net/netlabel/netlabel_mgmt.c b/net/netlabel/netlabel_mgmt.c index e8c80f33f3d..e00fc219c72 100644 --- a/net/netlabel/netlabel_mgmt.c +++ b/net/netlabel/netlabel_mgmt.c @@ -59,7 +59,7 @@ static struct genl_family netlbl_mgmt_gnl_family = { }; /* NetLabel Netlink attribute policy */ -static struct nla_policy netlbl_mgmt_genl_policy[NLBL_MGMT_A_MAX + 1] = { +static const struct nla_policy netlbl_mgmt_genl_policy[NLBL_MGMT_A_MAX + 1] = { [NLBL_MGMT_A_DOMAIN] = { .type = NLA_NUL_STRING }, [NLBL_MGMT_A_PROTOCOL] = { .type = NLA_U32 }, [NLBL_MGMT_A_VERSION] = { .type = NLA_U32 }, diff --git a/net/netlabel/netlabel_unlabeled.c b/net/netlabel/netlabel_unlabeled.c index b931edee4b8..5c303c68af1 100644 --- a/net/netlabel/netlabel_unlabeled.c +++ b/net/netlabel/netlabel_unlabeled.c @@ -61,7 +61,7 @@ static struct genl_family netlbl_unlabel_gnl_family = { }; /* NetLabel Netlink attribute policy */ -static struct nla_policy netlbl_unlabel_genl_policy[NLBL_UNLABEL_A_MAX + 1] = { +static const struct nla_policy netlbl_unlabel_genl_policy[NLBL_UNLABEL_A_MAX + 1] = { [NLBL_UNLABEL_A_ACPTFLG] = { .type = NLA_U8 }, }; diff --git a/net/netlink/attr.c b/net/netlink/attr.c index df5f820a4c3..c591212793e 100644 --- a/net/netlink/attr.c +++ b/net/netlink/attr.c @@ -24,9 +24,9 @@ static u16 nla_attr_minlen[NLA_TYPE_MAX+1] __read_mostly = { }; static int validate_nla(struct nlattr *nla, int maxtype, - struct nla_policy *policy) + const struct nla_policy *policy) { - struct nla_policy *pt; + const struct nla_policy *pt; int minlen = 0, attrlen = nla_len(nla); if (nla->nla_type <= 0 || nla->nla_type > maxtype) @@ -99,7 +99,7 @@ static int validate_nla(struct nlattr *nla, int maxtype, * Returns 0 on success or a negative error code. */ int nla_validate(struct nlattr *head, int len, int maxtype, - struct nla_policy *policy) + const struct nla_policy *policy) { struct nlattr *nla; int rem, err; @@ -130,7 +130,7 @@ errout: * Returns 0 on success or a negative error code. */ int nla_parse(struct nlattr *tb[], int maxtype, struct nlattr *head, int len, - struct nla_policy *policy) + const struct nla_policy *policy) { struct nlattr *nla; int rem, err; diff --git a/net/netlink/genetlink.c b/net/netlink/genetlink.c index 6e31234a419..b9ab62f938d 100644 --- a/net/netlink/genetlink.c +++ b/net/netlink/genetlink.c @@ -472,7 +472,7 @@ static struct sk_buff *ctrl_build_msg(struct genl_family *family, u32 pid, return skb; } -static struct nla_policy ctrl_policy[CTRL_ATTR_MAX+1] __read_mostly = { +static const struct nla_policy ctrl_policy[CTRL_ATTR_MAX+1] = { [CTRL_ATTR_FAMILY_ID] = { .type = NLA_U16 }, [CTRL_ATTR_FAMILY_NAME] = { .type = NLA_NUL_STRING, .len = GENL_NAMSIZ - 1 }, diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c index 02e401cd683..f8b83014ccc 100644 --- a/net/packet/af_packet.c +++ b/net/packet/af_packet.c @@ -83,22 +83,6 @@ #include <net/inet_common.h> #endif -#define CONFIG_SOCK_PACKET 1 - -/* - Proposed replacement for SIOC{ADD,DEL}MULTI and - IFF_PROMISC, IFF_ALLMULTI flags. - - It is more expensive, but I believe, - it is really correct solution: reentereble, safe and fault tolerant. - - IFF_PROMISC/IFF_ALLMULTI/SIOC{ADD/DEL}MULTI are faked by keeping - reference count and global flag, so that real status is - (gflag|(count != 0)), so that we can use obsolete faulty interface - not harming clever users. - */ -#define CONFIG_PACKET_MULTICAST 1 - /* Assumptions: - if device has no dev->hard_header routine, it adds and removes ll header @@ -159,7 +143,6 @@ static atomic_t packet_socks_nr; /* Private packet socket structures. */ -#ifdef CONFIG_PACKET_MULTICAST struct packet_mclist { struct packet_mclist *next; @@ -179,7 +162,7 @@ struct packet_mreq_max unsigned short mr_alen; unsigned char mr_address[MAX_ADDR_LEN]; }; -#endif + #ifdef CONFIG_PACKET_MMAP static int packet_set_ring(struct sock *sk, struct tpacket_req *req, int closing); #endif @@ -205,9 +188,7 @@ struct packet_sock { origdev:1; int ifindex; /* bound device */ __be16 num; -#ifdef CONFIG_PACKET_MULTICAST struct packet_mclist *mclist; -#endif #ifdef CONFIG_PACKET_MMAP atomic_t mapped; unsigned int pg_vec_order; @@ -263,7 +244,6 @@ static void packet_sock_destruct(struct sock *sk) static const struct proto_ops packet_ops; -#ifdef CONFIG_SOCK_PACKET static const struct proto_ops packet_ops_spkt; static int packet_rcv_spkt(struct sk_buff *skb, struct net_device *dev, struct packet_type *pt, struct net_device *orig_dev) @@ -435,7 +415,6 @@ out_unlock: dev_put(dev); return err; } -#endif static inline unsigned int run_filter(struct sk_buff *skb, struct sock *sk, unsigned int res) @@ -851,9 +830,7 @@ static int packet_release(struct socket *sock) __sock_put(sk); } -#ifdef CONFIG_PACKET_MULTICAST packet_flush_mclist(sk); -#endif #ifdef CONFIG_PACKET_MMAP if (po->pg_vec) { @@ -936,8 +913,6 @@ out_unlock: * Bind a packet socket to a device */ -#ifdef CONFIG_SOCK_PACKET - static int packet_bind_spkt(struct socket *sock, struct sockaddr *uaddr, int addr_len) { struct sock *sk=sock->sk; @@ -960,7 +935,6 @@ static int packet_bind_spkt(struct socket *sock, struct sockaddr *uaddr, int add } return err; } -#endif static int packet_bind(struct socket *sock, struct sockaddr *uaddr, int addr_len) { @@ -1012,11 +986,8 @@ static int packet_create(struct socket *sock, int protocol) if (!capable(CAP_NET_RAW)) return -EPERM; - if (sock->type != SOCK_DGRAM && sock->type != SOCK_RAW -#ifdef CONFIG_SOCK_PACKET - && sock->type != SOCK_PACKET -#endif - ) + if (sock->type != SOCK_DGRAM && sock->type != SOCK_RAW && + sock->type != SOCK_PACKET) return -ESOCKTNOSUPPORT; sock->state = SS_UNCONNECTED; @@ -1027,10 +998,9 @@ static int packet_create(struct socket *sock, int protocol) goto out; sock->ops = &packet_ops; -#ifdef CONFIG_SOCK_PACKET if (sock->type == SOCK_PACKET) sock->ops = &packet_ops_spkt; -#endif + sock_init_data(sock, sk); po = pkt_sk(sk); @@ -1046,10 +1016,10 @@ static int packet_create(struct socket *sock, int protocol) spin_lock_init(&po->bind_lock); po->prot_hook.func = packet_rcv; -#ifdef CONFIG_SOCK_PACKET + if (sock->type == SOCK_PACKET) po->prot_hook.func = packet_rcv_spkt; -#endif + po->prot_hook.af_packet_priv = sk; if (proto) { @@ -1169,7 +1139,6 @@ out: return err; } -#ifdef CONFIG_SOCK_PACKET static int packet_getname_spkt(struct socket *sock, struct sockaddr *uaddr, int *uaddr_len, int peer) { @@ -1190,7 +1159,6 @@ static int packet_getname_spkt(struct socket *sock, struct sockaddr *uaddr, return 0; } -#endif static int packet_getname(struct socket *sock, struct sockaddr *uaddr, int *uaddr_len, int peer) @@ -1221,7 +1189,6 @@ static int packet_getname(struct socket *sock, struct sockaddr *uaddr, return 0; } -#ifdef CONFIG_PACKET_MULTICAST static void packet_dev_mc(struct net_device *dev, struct packet_mclist *i, int what) { switch (i->type) { @@ -1349,7 +1316,6 @@ static void packet_flush_mclist(struct sock *sk) } rtnl_unlock(); } -#endif static int packet_setsockopt(struct socket *sock, int level, int optname, char __user *optval, int optlen) @@ -1362,7 +1328,6 @@ packet_setsockopt(struct socket *sock, int level, int optname, char __user *optv return -ENOPROTOOPT; switch(optname) { -#ifdef CONFIG_PACKET_MULTICAST case PACKET_ADD_MEMBERSHIP: case PACKET_DROP_MEMBERSHIP: { @@ -1383,7 +1348,7 @@ packet_setsockopt(struct socket *sock, int level, int optname, char __user *optv ret = packet_mc_drop(sk, &mreq); return ret; } -#endif + #ifdef CONFIG_PACKET_MMAP case PACKET_RX_RING: { @@ -1506,11 +1471,10 @@ static int packet_notifier(struct notifier_block *this, unsigned long msg, void switch (msg) { case NETDEV_UNREGISTER: -#ifdef CONFIG_PACKET_MULTICAST if (po->mclist) packet_dev_mclist(dev, po->mclist, -1); - // fallthrough -#endif + /* fallthrough */ + case NETDEV_DOWN: if (dev->ifindex == po->ifindex) { spin_lock(&po->bind_lock); @@ -1856,7 +1820,6 @@ out: #endif -#ifdef CONFIG_SOCK_PACKET static const struct proto_ops packet_ops_spkt = { .family = PF_PACKET, .owner = THIS_MODULE, @@ -1877,7 +1840,6 @@ static const struct proto_ops packet_ops_spkt = { .mmap = sock_no_mmap, .sendpage = sock_no_sendpage, }; -#endif static const struct proto_ops packet_ops = { .family = PF_PACKET, diff --git a/net/rxrpc/Kconfig b/net/rxrpc/Kconfig index 91b3d52f6f1..e662f1d0766 100644 --- a/net/rxrpc/Kconfig +++ b/net/rxrpc/Kconfig @@ -4,7 +4,7 @@ config AF_RXRPC tristate "RxRPC session sockets" - depends on EXPERIMENTAL + depends on INET && EXPERIMENTAL select KEYS help Say Y or M here to include support for RxRPC session sockets (just diff --git a/net/rxrpc/ar-call.c b/net/rxrpc/ar-call.c index 4d92d88ff1f..3c04b00dab7 100644 --- a/net/rxrpc/ar-call.c +++ b/net/rxrpc/ar-call.c @@ -15,6 +15,25 @@ #include <net/af_rxrpc.h> #include "ar-internal.h" +const char *rxrpc_call_states[] = { + [RXRPC_CALL_CLIENT_SEND_REQUEST] = "ClSndReq", + [RXRPC_CALL_CLIENT_AWAIT_REPLY] = "ClAwtRpl", + [RXRPC_CALL_CLIENT_RECV_REPLY] = "ClRcvRpl", + [RXRPC_CALL_CLIENT_FINAL_ACK] = "ClFnlACK", + [RXRPC_CALL_SERVER_SECURING] = "SvSecure", + [RXRPC_CALL_SERVER_ACCEPTING] = "SvAccept", + [RXRPC_CALL_SERVER_RECV_REQUEST] = "SvRcvReq", + [RXRPC_CALL_SERVER_ACK_REQUEST] = "SvAckReq", + [RXRPC_CALL_SERVER_SEND_REPLY] = "SvSndRpl", + [RXRPC_CALL_SERVER_AWAIT_ACK] = "SvAwtACK", + [RXRPC_CALL_COMPLETE] = "Complete", + [RXRPC_CALL_SERVER_BUSY] = "SvBusy ", + [RXRPC_CALL_REMOTELY_ABORTED] = "RmtAbort", + [RXRPC_CALL_LOCALLY_ABORTED] = "LocAbort", + [RXRPC_CALL_NETWORK_ERROR] = "NetError", + [RXRPC_CALL_DEAD] = "Dead ", +}; + struct kmem_cache *rxrpc_call_jar; LIST_HEAD(rxrpc_calls); DEFINE_RWLOCK(rxrpc_call_lock); diff --git a/net/rxrpc/ar-proc.c b/net/rxrpc/ar-proc.c index 58f4b4e5cec..1c0be0e77b1 100644 --- a/net/rxrpc/ar-proc.c +++ b/net/rxrpc/ar-proc.c @@ -25,25 +25,6 @@ static const char *rxrpc_conn_states[] = { [RXRPC_CONN_NETWORK_ERROR] = "NetError", }; -const char *rxrpc_call_states[] = { - [RXRPC_CALL_CLIENT_SEND_REQUEST] = "ClSndReq", - [RXRPC_CALL_CLIENT_AWAIT_REPLY] = "ClAwtRpl", - [RXRPC_CALL_CLIENT_RECV_REPLY] = "ClRcvRpl", - [RXRPC_CALL_CLIENT_FINAL_ACK] = "ClFnlACK", - [RXRPC_CALL_SERVER_SECURING] = "SvSecure", - [RXRPC_CALL_SERVER_ACCEPTING] = "SvAccept", - [RXRPC_CALL_SERVER_RECV_REQUEST] = "SvRcvReq", - [RXRPC_CALL_SERVER_ACK_REQUEST] = "SvAckReq", - [RXRPC_CALL_SERVER_SEND_REPLY] = "SvSndRpl", - [RXRPC_CALL_SERVER_AWAIT_ACK] = "SvAwtACK", - [RXRPC_CALL_COMPLETE] = "Complete", - [RXRPC_CALL_SERVER_BUSY] = "SvBusy ", - [RXRPC_CALL_REMOTELY_ABORTED] = "RmtAbort", - [RXRPC_CALL_LOCALLY_ABORTED] = "LocAbort", - [RXRPC_CALL_NETWORK_ERROR] = "NetError", - [RXRPC_CALL_DEAD] = "Dead ", -}; - /* * generate a list of extant and dead calls in /proc/net/rxrpc_calls */ diff --git a/net/sched/act_pedit.c b/net/sched/act_pedit.c index 45b3cda86a2..6f8684b5617 100644 --- a/net/sched/act_pedit.c +++ b/net/sched/act_pedit.c @@ -164,8 +164,7 @@ static int tcf_pedit(struct sk_buff *skb, struct tc_action *a, printk("offset must be on 32 bit boundaries\n"); goto bad; } - if (skb->len < 0 || - (offset > 0 && offset > skb->len)) { + if (offset > 0 && offset > skb->len) { printk("offset %d cant exceed pkt length %d\n", offset, skb->len); goto bad; diff --git a/net/sched/sch_atm.c b/net/sched/sch_atm.c index be7d299acd7..d1c383fca82 100644 --- a/net/sched/sch_atm.c +++ b/net/sched/sch_atm.c @@ -599,6 +599,7 @@ static void atm_tc_destroy(struct Qdisc *sch) /* races ? */ while ((flow = p->flows)) { tcf_destroy_chain(flow->filter_list); + flow->filter_list = NULL; if (flow->ref > 1) printk(KERN_ERR "atm_destroy: %p->ref = %d\n",flow, flow->ref); diff --git a/net/sched/sch_cbq.c b/net/sched/sch_cbq.c index a294542cb8e..ee2d5967d10 100644 --- a/net/sched/sch_cbq.c +++ b/net/sched/sch_cbq.c @@ -1748,10 +1748,12 @@ cbq_destroy(struct Qdisc* sch) * classes from root to leafs which means that filters can still * be bound to classes which have been destroyed already. --TGR '04 */ - for (h = 0; h < 16; h++) - for (cl = q->classes[h]; cl; cl = cl->next) + for (h = 0; h < 16; h++) { + for (cl = q->classes[h]; cl; cl = cl->next) { tcf_destroy_chain(cl->filter_list); - + cl->filter_list = NULL; + } + } for (h = 0; h < 16; h++) { struct cbq_class *next; diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c index f28bb2dc58d..f4d34480a09 100644 --- a/net/sched/sch_generic.c +++ b/net/sched/sch_generic.c @@ -169,8 +169,8 @@ requeue: else q->ops->requeue(skb, q); netif_schedule(dev); - return 0; } + return 0; out: BUG_ON((int) q->q.qlen < 0); @@ -224,7 +224,8 @@ void __netdev_watchdog_up(struct net_device *dev) if (dev->tx_timeout) { if (dev->watchdog_timeo <= 0) dev->watchdog_timeo = 5*HZ; - if (!mod_timer(&dev->watchdog_timer, jiffies + dev->watchdog_timeo)) + if (!mod_timer(&dev->watchdog_timer, + round_jiffies(jiffies + dev->watchdog_timeo))) dev_hold(dev); } } diff --git a/net/sched/sch_htb.c b/net/sched/sch_htb.c index 99bcec8dd04..035788c5b7f 100644 --- a/net/sched/sch_htb.c +++ b/net/sched/sch_htb.c @@ -976,8 +976,9 @@ static struct sk_buff *htb_dequeue(struct Qdisc *sch) if (q->now >= q->near_ev_cache[level]) { event = htb_do_events(q, level); - q->near_ev_cache[level] = event ? event : - PSCHED_TICKS_PER_SEC; + if (!event) + event = q->now + PSCHED_TICKS_PER_SEC; + q->near_ev_cache[level] = event; } else event = q->near_ev_cache[level]; diff --git a/net/sctp/Kconfig b/net/sctp/Kconfig index 9cba49e2ad4..8210f549c49 100644 --- a/net/sctp/Kconfig +++ b/net/sctp/Kconfig @@ -2,11 +2,9 @@ # SCTP configuration # -menu "SCTP Configuration (EXPERIMENTAL)" - depends on INET && EXPERIMENTAL - -config IP_SCTP +menuconfig IP_SCTP tristate "The SCTP Protocol (EXPERIMENTAL)" + depends on INET && EXPERIMENTAL depends on IPV6 || IPV6=n select CRYPTO if SCTP_HMAC_SHA1 || SCTP_HMAC_MD5 select CRYPTO_HMAC if SCTP_HMAC_SHA1 || SCTP_HMAC_MD5 @@ -36,9 +34,10 @@ config IP_SCTP If in doubt, say N. +if IP_SCTP + config SCTP_DBG_MSG bool "SCTP: Debug messages" - depends on IP_SCTP help If you say Y, this will enable verbose debugging messages. @@ -47,7 +46,6 @@ config SCTP_DBG_MSG config SCTP_DBG_OBJCNT bool "SCTP: Debug object counts" - depends on IP_SCTP help If you say Y, this will enable debugging support for counting the type of objects that are currently allocated. This is useful for @@ -59,7 +57,6 @@ config SCTP_DBG_OBJCNT choice prompt "SCTP: Cookie HMAC Algorithm" - depends on IP_SCTP default SCTP_HMAC_MD5 help HMAC algorithm to be used during association initialization. It @@ -86,4 +83,5 @@ config SCTP_HMAC_MD5 advised to use either HMAC-MD5 or HMAC-SHA1. endchoice -endmenu + +endif # IP_SCTP diff --git a/net/sctp/associola.c b/net/sctp/associola.c index df94e3cdfba..498edb0cd4e 100644 --- a/net/sctp/associola.c +++ b/net/sctp/associola.c @@ -1231,6 +1231,10 @@ void sctp_assoc_sync_pmtu(struct sctp_association *asoc) /* Get the lowest pmtu of all the transports. */ list_for_each(pos, &asoc->peer.transport_addr_list) { t = list_entry(pos, struct sctp_transport, transports); + if (t->pmtu_pending && t->dst) { + sctp_transport_update_pmtu(t, dst_mtu(t->dst)); + t->pmtu_pending = 0; + } if (!pmtu || (t->pathmtu < pmtu)) pmtu = t->pathmtu; } diff --git a/net/sctp/debug.c b/net/sctp/debug.c index e8c0f7435d7..80f70aa5338 100644 --- a/net/sctp/debug.c +++ b/net/sctp/debug.c @@ -77,8 +77,6 @@ static const char *sctp_cid_tbl[SCTP_NUM_BASE_CHUNK_TYPES] = { /* Lookup "chunk type" debug name. */ const char *sctp_cname(const sctp_subtype_t cid) { - if (cid.chunk < 0) - return "illegal chunk id"; if (cid.chunk <= SCTP_CID_BASE_MAX) return sctp_cid_tbl[cid.chunk]; @@ -146,8 +144,6 @@ static const char *sctp_primitive_tbl[SCTP_NUM_PRIMITIVE_TYPES] = { /* Lookup primitive debug name. */ const char *sctp_pname(const sctp_subtype_t id) { - if (id.primitive < 0) - return "illegal primitive"; if (id.primitive <= SCTP_EVENT_PRIMITIVE_MAX) return sctp_primitive_tbl[id.primitive]; return "unknown_primitive"; @@ -161,8 +157,6 @@ static const char *sctp_other_tbl[] = { /* Lookup "other" debug name. */ const char *sctp_oname(const sctp_subtype_t id) { - if (id.other < 0) - return "illegal 'other' event"; if (id.other <= SCTP_EVENT_OTHER_MAX) return sctp_other_tbl[id.other]; return "unknown 'other' event"; @@ -184,8 +178,6 @@ static const char *sctp_timer_tbl[] = { /* Lookup timer debug name. */ const char *sctp_tname(const sctp_subtype_t id) { - if (id.timeout < 0) - return "illegal 'timer' event"; if (id.timeout <= SCTP_EVENT_TIMEOUT_MAX) return sctp_timer_tbl[id.timeout]; return "unknown_timer"; diff --git a/net/sctp/input.c b/net/sctp/input.c index 885109fb3dd..d57ff7f3c57 100644 --- a/net/sctp/input.c +++ b/net/sctp/input.c @@ -367,24 +367,18 @@ static void sctp_add_backlog(struct sock *sk, struct sk_buff *skb) void sctp_icmp_frag_needed(struct sock *sk, struct sctp_association *asoc, struct sctp_transport *t, __u32 pmtu) { - if (sock_owned_by_user(sk) || !t || (t->pathmtu == pmtu)) + if (!t || (t->pathmtu == pmtu)) return; + if (sock_owned_by_user(sk)) { + asoc->pmtu_pending = 1; + t->pmtu_pending = 1; + return; + } + if (t->param_flags & SPP_PMTUD_ENABLE) { - if (unlikely(pmtu < SCTP_DEFAULT_MINSEGMENT)) { - printk(KERN_WARNING "%s: Reported pmtu %d too low, " - "using default minimum of %d\n", - __FUNCTION__, pmtu, - SCTP_DEFAULT_MINSEGMENT); - /* Use default minimum segment size and disable - * pmtu discovery on this transport. - */ - t->pathmtu = SCTP_DEFAULT_MINSEGMENT; - t->param_flags = (t->param_flags & ~SPP_PMTUD) | - SPP_PMTUD_DISABLE; - } else { - t->pathmtu = pmtu; - } + /* Update transports view of the MTU */ + sctp_transport_update_pmtu(t, pmtu); /* Update association pmtu. */ sctp_assoc_sync_pmtu(asoc); diff --git a/net/sctp/sm_statetable.c b/net/sctp/sm_statetable.c index 523071c7902..70a91ece3c4 100644 --- a/net/sctp/sm_statetable.c +++ b/net/sctp/sm_statetable.c @@ -960,7 +960,7 @@ static const sctp_sm_table_entry_t *sctp_chunk_event_lookup(sctp_cid_t cid, if (state > SCTP_STATE_MAX) return &bug; - if (cid >= 0 && cid <= SCTP_CID_BASE_MAX) + if (cid <= SCTP_CID_BASE_MAX) return &chunk_event_table[cid][state]; if (sctp_prsctp_enable) { diff --git a/net/sctp/socket.c b/net/sctp/socket.c index 4dcdabf5647..6edaaa009d6 100644 --- a/net/sctp/socket.c +++ b/net/sctp/socket.c @@ -333,12 +333,19 @@ SCTP_STATIC int sctp_do_bind(struct sock *sk, union sctp_addr *addr, int len) if (!sp->pf->bind_verify(sp, addr)) return -EADDRNOTAVAIL; - /* We must either be unbound, or bind to the same port. */ - if (bp->port && (snum != bp->port)) { - SCTP_DEBUG_PRINTK("sctp_do_bind:" + /* We must either be unbound, or bind to the same port. + * It's OK to allow 0 ports if we are already bound. + * We'll just inhert an already bound port in this case + */ + if (bp->port) { + if (!snum) + snum = bp->port; + else if (snum != bp->port) { + SCTP_DEBUG_PRINTK("sctp_do_bind:" " New port %d does not match existing port " "%d.\n", snum, bp->port); - return -EINVAL; + return -EINVAL; + } } if (snum && snum < PROT_SOCK && !capable(CAP_NET_BIND_SERVICE)) @@ -1655,6 +1662,9 @@ SCTP_STATIC int sctp_sendmsg(struct kiocb *iocb, struct sock *sk, goto out_free; } + if (asoc->pmtu_pending) + sctp_assoc_pending_pmtu(asoc); + /* If fragmentation is disabled and the message length exceeds the * association fragmentation point, return EMSGSIZE. The I-D * does not specify what this error is, but this looks like @@ -3550,6 +3560,7 @@ SCTP_STATIC int sctp_do_peeloff(struct sctp_association *asoc, struct sock *sk = asoc->base.sk; struct socket *sock; struct inet_sock *inetsk; + struct sctp_af *af; int err = 0; /* An association cannot be branched off from an already peeled-off @@ -3571,8 +3582,9 @@ SCTP_STATIC int sctp_do_peeloff(struct sctp_association *asoc, /* Make peeled-off sockets more like 1-1 accepted sockets. * Set the daddr and initialize id to something more random */ + af = sctp_get_af_specific(asoc->peer.primary_addr.sa.sa_family); + af->to_sk_daddr(&asoc->peer.primary_addr, sk); inetsk = inet_sk(sock->sk); - inetsk->daddr = asoc->peer.primary_addr.v4.sin_addr.s_addr; inetsk->id = asoc->next_tsn ^ jiffies; *sockp = sock; @@ -4343,11 +4355,12 @@ copy_getaddrs: err = -EFAULT; goto error; } - if (put_user(cnt, &((struct sctp_getaddrs __user *)optval)->addr_num)) - return -EFAULT; + if (put_user(cnt, &((struct sctp_getaddrs __user *)optval)->addr_num)) { + err = -EFAULT; + goto error; + } if (put_user(bytes_copied, optlen)) - return -EFAULT; - + err = -EFAULT; error: kfree(addrs); return err; diff --git a/net/sctp/transport.c b/net/sctp/transport.c index 961df275d5b..5f467c914f8 100644 --- a/net/sctp/transport.c +++ b/net/sctp/transport.c @@ -241,6 +241,45 @@ void sctp_transport_pmtu(struct sctp_transport *transport) transport->pathmtu = SCTP_DEFAULT_MAXSEGMENT; } +/* this is a complete rip-off from __sk_dst_check + * the cookie is always 0 since this is how it's used in the + * pmtu code + */ +static struct dst_entry *sctp_transport_dst_check(struct sctp_transport *t) +{ + struct dst_entry *dst = t->dst; + + if (dst && dst->obsolete && dst->ops->check(dst, 0) == NULL) { + dst_release(t->dst); + t->dst = NULL; + return NULL; + } + + return dst; +} + +void sctp_transport_update_pmtu(struct sctp_transport *t, u32 pmtu) +{ + struct dst_entry *dst; + + if (unlikely(pmtu < SCTP_DEFAULT_MINSEGMENT)) { + printk(KERN_WARNING "%s: Reported pmtu %d too low, " + "using default minimum of %d\n", + __FUNCTION__, pmtu, + SCTP_DEFAULT_MINSEGMENT); + /* Use default minimum segment size and disable + * pmtu discovery on this transport. + */ + t->pathmtu = SCTP_DEFAULT_MINSEGMENT; + } else { + t->pathmtu = pmtu; + } + + dst = sctp_transport_dst_check(t); + if (dst) + dst->ops->update_pmtu(dst, pmtu); +} + /* Caches the dst entry and source address for a transport's destination * address. */ diff --git a/net/tipc/Kconfig b/net/tipc/Kconfig index f9e367d946e..3b30d1130b6 100644 --- a/net/tipc/Kconfig +++ b/net/tipc/Kconfig @@ -2,11 +2,9 @@ # TIPC configuration # -menu "TIPC Configuration (EXPERIMENTAL)" - depends on INET && EXPERIMENTAL - -config TIPC +menuconfig TIPC tristate "The TIPC Protocol (EXPERIMENTAL)" + depends on INET && EXPERIMENTAL ---help--- The Transparent Inter Process Communication (TIPC) protocol is specially designed for intra cluster communication. This protocol @@ -22,9 +20,10 @@ config TIPC If in doubt, say N. +if TIPC + config TIPC_ADVANCED bool "TIPC: Advanced configuration" - depends on TIPC default n help Saying Y here will open some advanced configuration @@ -33,7 +32,7 @@ config TIPC_ADVANCED config TIPC_ZONES int "Maximum number of zones in network" - depends on TIPC && TIPC_ADVANCED + depends on TIPC_ADVANCED default "3" help Max number of zones inside TIPC network. Max supported value @@ -44,7 +43,7 @@ config TIPC_ZONES config TIPC_CLUSTERS int "Maximum number of clusters in a zone" - depends on TIPC && TIPC_ADVANCED + depends on TIPC_ADVANCED default "1" help ***Only 1 (one cluster in a zone) is supported by current code. @@ -59,7 +58,7 @@ config TIPC_CLUSTERS config TIPC_NODES int "Maximum number of nodes in cluster" - depends on TIPC && TIPC_ADVANCED + depends on TIPC_ADVANCED default "255" help Maximum number of nodes inside a TIPC cluster. Maximum @@ -70,7 +69,7 @@ config TIPC_NODES config TIPC_SLAVE_NODES int "Maximum number of slave nodes in cluster" - depends on TIPC && TIPC_ADVANCED + depends on TIPC_ADVANCED default "0" help ***This capability is not supported by current code.*** @@ -83,7 +82,7 @@ config TIPC_SLAVE_NODES config TIPC_PORTS int "Maximum number of ports in a node" - depends on TIPC && TIPC_ADVANCED + depends on TIPC_ADVANCED default "8191" help Maximum number of ports within a node. Maximum @@ -94,7 +93,7 @@ config TIPC_PORTS config TIPC_LOG int "Size of log buffer" - depends on TIPC && TIPC_ADVANCED + depends on TIPC_ADVANCED default 0 help Size (in bytes) of TIPC's internal log buffer, which records the @@ -106,7 +105,6 @@ config TIPC_LOG config TIPC_DEBUG bool "Enable debugging support" - depends on TIPC default n help This will enable debugging of TIPC. @@ -114,4 +112,4 @@ config TIPC_DEBUG Only say Y here if you are having trouble with TIPC. It will enable the display of detailed information about what is going on. -endmenu +endif # TIPC diff --git a/net/tipc/eth_media.c b/net/tipc/eth_media.c index 0ee6ded18f3..77d2d9ce896 100644 --- a/net/tipc/eth_media.c +++ b/net/tipc/eth_media.c @@ -120,18 +120,20 @@ static int recv_msg(struct sk_buff *buf, struct net_device *dev, static int enable_bearer(struct tipc_bearer *tb_ptr) { - struct net_device *dev, *pdev; + struct net_device *dev = NULL; + struct net_device *pdev = NULL; struct eth_bearer *eb_ptr = ð_bearers[0]; struct eth_bearer *stop = ð_bearers[MAX_ETH_BEARERS]; char *driver_name = strchr((const char *)tb_ptr->name, ':') + 1; /* Find device with specified name */ - dev = NULL; - for_each_netdev(pdev) - if (!strncmp(dev->name, driver_name, IFNAMSIZ)) { + + for_each_netdev(pdev){ + if (!strncmp(pdev->name, driver_name, IFNAMSIZ)) { dev = pdev; break; } + } if (!dev) return -ENODEV; diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c index fc12ba51c1f..d70fa30d429 100644 --- a/net/unix/af_unix.c +++ b/net/unix/af_unix.c @@ -174,11 +174,11 @@ static struct sock *unix_peer_get(struct sock *s) { struct sock *peer; - unix_state_rlock(s); + unix_state_lock(s); peer = unix_peer(s); if (peer) sock_hold(peer); - unix_state_runlock(s); + unix_state_unlock(s); return peer; } @@ -369,7 +369,7 @@ static int unix_release_sock (struct sock *sk, int embrion) unix_remove_socket(sk); /* Clear state */ - unix_state_wlock(sk); + unix_state_lock(sk); sock_orphan(sk); sk->sk_shutdown = SHUTDOWN_MASK; dentry = u->dentry; @@ -378,7 +378,7 @@ static int unix_release_sock (struct sock *sk, int embrion) u->mnt = NULL; state = sk->sk_state; sk->sk_state = TCP_CLOSE; - unix_state_wunlock(sk); + unix_state_unlock(sk); wake_up_interruptible_all(&u->peer_wait); @@ -386,12 +386,12 @@ static int unix_release_sock (struct sock *sk, int embrion) if (skpair!=NULL) { if (sk->sk_type == SOCK_STREAM || sk->sk_type == SOCK_SEQPACKET) { - unix_state_wlock(skpair); + unix_state_lock(skpair); /* No more writes */ skpair->sk_shutdown = SHUTDOWN_MASK; if (!skb_queue_empty(&sk->sk_receive_queue) || embrion) skpair->sk_err = ECONNRESET; - unix_state_wunlock(skpair); + unix_state_unlock(skpair); skpair->sk_state_change(skpair); read_lock(&skpair->sk_callback_lock); sk_wake_async(skpair,1,POLL_HUP); @@ -448,7 +448,7 @@ static int unix_listen(struct socket *sock, int backlog) err = -EINVAL; if (!u->addr) goto out; /* No listens on an unbound socket */ - unix_state_wlock(sk); + unix_state_lock(sk); if (sk->sk_state != TCP_CLOSE && sk->sk_state != TCP_LISTEN) goto out_unlock; if (backlog > sk->sk_max_ack_backlog) @@ -462,7 +462,7 @@ static int unix_listen(struct socket *sock, int backlog) err = 0; out_unlock: - unix_state_wunlock(sk); + unix_state_unlock(sk); out: return err; } @@ -858,6 +858,31 @@ out_mknod_parent: goto out_up; } +static void unix_state_double_lock(struct sock *sk1, struct sock *sk2) +{ + if (unlikely(sk1 == sk2) || !sk2) { + unix_state_lock(sk1); + return; + } + if (sk1 < sk2) { + unix_state_lock(sk1); + unix_state_lock_nested(sk2); + } else { + unix_state_lock(sk2); + unix_state_lock_nested(sk1); + } +} + +static void unix_state_double_unlock(struct sock *sk1, struct sock *sk2) +{ + if (unlikely(sk1 == sk2) || !sk2) { + unix_state_unlock(sk1); + return; + } + unix_state_unlock(sk1); + unix_state_unlock(sk2); +} + static int unix_dgram_connect(struct socket *sock, struct sockaddr *addr, int alen, int flags) { @@ -877,11 +902,19 @@ static int unix_dgram_connect(struct socket *sock, struct sockaddr *addr, !unix_sk(sk)->addr && (err = unix_autobind(sock)) != 0) goto out; +restart: other=unix_find_other(sunaddr, alen, sock->type, hash, &err); if (!other) goto out; - unix_state_wlock(sk); + unix_state_double_lock(sk, other); + + /* Apparently VFS overslept socket death. Retry. */ + if (sock_flag(other, SOCK_DEAD)) { + unix_state_double_unlock(sk, other); + sock_put(other); + goto restart; + } err = -EPERM; if (!unix_may_send(sk, other)) @@ -896,7 +929,7 @@ static int unix_dgram_connect(struct socket *sock, struct sockaddr *addr, * 1003.1g breaking connected state with AF_UNSPEC */ other = NULL; - unix_state_wlock(sk); + unix_state_double_lock(sk, other); } /* @@ -905,19 +938,19 @@ static int unix_dgram_connect(struct socket *sock, struct sockaddr *addr, if (unix_peer(sk)) { struct sock *old_peer = unix_peer(sk); unix_peer(sk)=other; - unix_state_wunlock(sk); + unix_state_double_unlock(sk, other); if (other != old_peer) unix_dgram_disconnected(sk, old_peer); sock_put(old_peer); } else { unix_peer(sk)=other; - unix_state_wunlock(sk); + unix_state_double_unlock(sk, other); } return 0; out_unlock: - unix_state_wunlock(sk); + unix_state_double_unlock(sk, other); sock_put(other); out: return err; @@ -936,7 +969,7 @@ static long unix_wait_for_peer(struct sock *other, long timeo) (skb_queue_len(&other->sk_receive_queue) > other->sk_max_ack_backlog); - unix_state_runlock(other); + unix_state_unlock(other); if (sched) timeo = schedule_timeout(timeo); @@ -994,11 +1027,11 @@ restart: goto out; /* Latch state of peer */ - unix_state_rlock(other); + unix_state_lock(other); /* Apparently VFS overslept socket death. Retry. */ if (sock_flag(other, SOCK_DEAD)) { - unix_state_runlock(other); + unix_state_unlock(other); sock_put(other); goto restart; } @@ -1048,18 +1081,18 @@ restart: goto out_unlock; } - unix_state_wlock_nested(sk); + unix_state_lock_nested(sk); if (sk->sk_state != st) { - unix_state_wunlock(sk); - unix_state_runlock(other); + unix_state_unlock(sk); + unix_state_unlock(other); sock_put(other); goto restart; } err = security_unix_stream_connect(sock, other->sk_socket, newsk); if (err) { - unix_state_wunlock(sk); + unix_state_unlock(sk); goto out_unlock; } @@ -1096,7 +1129,7 @@ restart: smp_mb__after_atomic_inc(); /* sock_hold() does an atomic_inc() */ unix_peer(sk) = newsk; - unix_state_wunlock(sk); + unix_state_unlock(sk); /* take ten and and send info to listening sock */ spin_lock(&other->sk_receive_queue.lock); @@ -1105,14 +1138,14 @@ restart: * is installed to listening socket. */ atomic_inc(&newu->inflight); spin_unlock(&other->sk_receive_queue.lock); - unix_state_runlock(other); + unix_state_unlock(other); other->sk_data_ready(other, 0); sock_put(other); return 0; out_unlock: if (other) - unix_state_runlock(other); + unix_state_unlock(other); out: if (skb) @@ -1178,10 +1211,10 @@ static int unix_accept(struct socket *sock, struct socket *newsock, int flags) wake_up_interruptible(&unix_sk(sk)->peer_wait); /* attach accepted sock to socket */ - unix_state_wlock(tsk); + unix_state_lock(tsk); newsock->state = SS_CONNECTED; sock_graft(tsk, newsock); - unix_state_wunlock(tsk); + unix_state_unlock(tsk); return 0; out: @@ -1208,7 +1241,7 @@ static int unix_getname(struct socket *sock, struct sockaddr *uaddr, int *uaddr_ } u = unix_sk(sk); - unix_state_rlock(sk); + unix_state_lock(sk); if (!u->addr) { sunaddr->sun_family = AF_UNIX; sunaddr->sun_path[0] = 0; @@ -1219,7 +1252,7 @@ static int unix_getname(struct socket *sock, struct sockaddr *uaddr, int *uaddr_ *uaddr_len = addr->len; memcpy(sunaddr, addr->name, *uaddr_len); } - unix_state_runlock(sk); + unix_state_unlock(sk); sock_put(sk); out: return err; @@ -1337,7 +1370,7 @@ restart: goto out_free; } - unix_state_rlock(other); + unix_state_lock(other); err = -EPERM; if (!unix_may_send(sk, other)) goto out_unlock; @@ -1347,20 +1380,20 @@ restart: * Check with 1003.1g - what should * datagram error */ - unix_state_runlock(other); + unix_state_unlock(other); sock_put(other); err = 0; - unix_state_wlock(sk); + unix_state_lock(sk); if (unix_peer(sk) == other) { unix_peer(sk)=NULL; - unix_state_wunlock(sk); + unix_state_unlock(sk); unix_dgram_disconnected(sk, other); sock_put(other); err = -ECONNREFUSED; } else { - unix_state_wunlock(sk); + unix_state_unlock(sk); } other = NULL; @@ -1397,14 +1430,14 @@ restart: } skb_queue_tail(&other->sk_receive_queue, skb); - unix_state_runlock(other); + unix_state_unlock(other); other->sk_data_ready(other, len); sock_put(other); scm_destroy(siocb->scm); return len; out_unlock: - unix_state_runlock(other); + unix_state_unlock(other); out_free: kfree_skb(skb); out: @@ -1494,14 +1527,14 @@ static int unix_stream_sendmsg(struct kiocb *kiocb, struct socket *sock, goto out_err; } - unix_state_rlock(other); + unix_state_lock(other); if (sock_flag(other, SOCK_DEAD) || (other->sk_shutdown & RCV_SHUTDOWN)) goto pipe_err_free; skb_queue_tail(&other->sk_receive_queue, skb); - unix_state_runlock(other); + unix_state_unlock(other); other->sk_data_ready(other, size); sent+=size; } @@ -1512,7 +1545,7 @@ static int unix_stream_sendmsg(struct kiocb *kiocb, struct socket *sock, return sent; pipe_err_free: - unix_state_runlock(other); + unix_state_unlock(other); kfree_skb(skb); pipe_err: if (sent==0 && !(msg->msg_flags&MSG_NOSIGNAL)) @@ -1641,7 +1674,7 @@ static long unix_stream_data_wait(struct sock * sk, long timeo) { DEFINE_WAIT(wait); - unix_state_rlock(sk); + unix_state_lock(sk); for (;;) { prepare_to_wait(sk->sk_sleep, &wait, TASK_INTERRUPTIBLE); @@ -1654,14 +1687,14 @@ static long unix_stream_data_wait(struct sock * sk, long timeo) break; set_bit(SOCK_ASYNC_WAITDATA, &sk->sk_socket->flags); - unix_state_runlock(sk); + unix_state_unlock(sk); timeo = schedule_timeout(timeo); - unix_state_rlock(sk); + unix_state_lock(sk); clear_bit(SOCK_ASYNC_WAITDATA, &sk->sk_socket->flags); } finish_wait(sk->sk_sleep, &wait); - unix_state_runlock(sk); + unix_state_unlock(sk); return timeo; } @@ -1711,20 +1744,23 @@ static int unix_stream_recvmsg(struct kiocb *iocb, struct socket *sock, int chunk; struct sk_buff *skb; + unix_state_lock(sk); skb = skb_dequeue(&sk->sk_receive_queue); if (skb==NULL) { if (copied >= target) - break; + goto unlock; /* * POSIX 1003.1g mandates this order. */ if ((err = sock_error(sk)) != 0) - break; + goto unlock; if (sk->sk_shutdown & RCV_SHUTDOWN) - break; + goto unlock; + + unix_state_unlock(sk); err = -EAGAIN; if (!timeo) break; @@ -1738,7 +1774,11 @@ static int unix_stream_recvmsg(struct kiocb *iocb, struct socket *sock, } mutex_lock(&u->readlock); continue; + unlock: + unix_state_unlock(sk); + break; } + unix_state_unlock(sk); if (check_creds) { /* Never glue messages from different writers */ @@ -1816,12 +1856,12 @@ static int unix_shutdown(struct socket *sock, int mode) mode = (mode+1)&(RCV_SHUTDOWN|SEND_SHUTDOWN); if (mode) { - unix_state_wlock(sk); + unix_state_lock(sk); sk->sk_shutdown |= mode; other=unix_peer(sk); if (other) sock_hold(other); - unix_state_wunlock(sk); + unix_state_unlock(sk); sk->sk_state_change(sk); if (other && @@ -1833,9 +1873,9 @@ static int unix_shutdown(struct socket *sock, int mode) peer_mode |= SEND_SHUTDOWN; if (mode&SEND_SHUTDOWN) peer_mode |= RCV_SHUTDOWN; - unix_state_wlock(other); + unix_state_lock(other); other->sk_shutdown |= peer_mode; - unix_state_wunlock(other); + unix_state_unlock(other); other->sk_state_change(other); read_lock(&other->sk_callback_lock); if (peer_mode == SHUTDOWN_MASK) @@ -1973,7 +2013,7 @@ static int unix_seq_show(struct seq_file *seq, void *v) else { struct sock *s = v; struct unix_sock *u = unix_sk(s); - unix_state_rlock(s); + unix_state_lock(s); seq_printf(seq, "%p: %08X %08X %08X %04X %02X %5lu", s, @@ -2001,7 +2041,7 @@ static int unix_seq_show(struct seq_file *seq, void *v) for ( ; i < len; i++) seq_putc(seq, u->addr->name->sun_path[i]); } - unix_state_runlock(s); + unix_state_unlock(s); seq_putc(seq, '\n'); } diff --git a/net/wanrouter/wanmain.c b/net/wanrouter/wanmain.c index 7a19e0ede28..849cc06bd91 100644 --- a/net/wanrouter/wanmain.c +++ b/net/wanrouter/wanmain.c @@ -454,7 +454,7 @@ static int wanrouter_device_setup(struct wan_device *wandev, } if (conf->data_size && conf->data) { - if (conf->data_size > 128000 || conf->data_size < 0) { + if (conf->data_size > 128000) { printk(KERN_INFO "%s: ERROR, Invalid firmware data size %i !\n", wandev->name, conf->data_size); diff --git a/net/wireless/sysfs.c b/net/wireless/sysfs.c index 3ebae144296..88aaacd9f82 100644 --- a/net/wireless/sysfs.c +++ b/net/wireless/sysfs.c @@ -33,7 +33,7 @@ static ssize_t _show_permaddr(struct device *dev, struct device_attribute *attr, char *buf) { - char *addr = dev_to_rdev(dev)->wiphy.perm_addr; + unsigned char *addr = dev_to_rdev(dev)->wiphy.perm_addr; return sprintf(buf, "%.2x:%.2x:%.2x:%.2x:%.2x:%.2x\n", addr[0], addr[1], addr[2], addr[3], addr[4], addr[5]); diff --git a/net/xfrm/xfrm_algo.c b/net/xfrm/xfrm_algo.c index 8a72def25a3..5ced62c19c6 100644 --- a/net/xfrm/xfrm_algo.c +++ b/net/xfrm/xfrm_algo.c @@ -407,27 +407,27 @@ static struct xfrm_algo_desc *xfrm_find_algo( static int xfrm_alg_id_match(const struct xfrm_algo_desc *entry, const void *data) { - return entry->desc.sadb_alg_id == (int)data; + return entry->desc.sadb_alg_id == (unsigned long)data; } struct xfrm_algo_desc *xfrm_aalg_get_byid(int alg_id) { return xfrm_find_algo(&xfrm_aalg_list, xfrm_alg_id_match, - (void *)alg_id, 1); + (void *)(unsigned long)alg_id, 1); } EXPORT_SYMBOL_GPL(xfrm_aalg_get_byid); struct xfrm_algo_desc *xfrm_ealg_get_byid(int alg_id) { return xfrm_find_algo(&xfrm_ealg_list, xfrm_alg_id_match, - (void *)alg_id, 1); + (void *)(unsigned long)alg_id, 1); } EXPORT_SYMBOL_GPL(xfrm_ealg_get_byid); struct xfrm_algo_desc *xfrm_calg_get_byid(int alg_id) { return xfrm_find_algo(&xfrm_calg_list, xfrm_alg_id_match, - (void *)alg_id, 1); + (void *)(unsigned long)alg_id, 1); } EXPORT_SYMBOL_GPL(xfrm_calg_get_byid); diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c index d0882e53b6f..157bfbd250b 100644 --- a/net/xfrm/xfrm_policy.c +++ b/net/xfrm/xfrm_policy.c @@ -26,9 +26,12 @@ #include <net/xfrm.h> #include <net/ip.h> #include <linux/audit.h> +#include <linux/cache.h> #include "xfrm_hash.h" +int sysctl_xfrm_larval_drop __read_mostly; + DEFINE_MUTEX(xfrm_cfg_mutex); EXPORT_SYMBOL(xfrm_cfg_mutex); @@ -831,11 +834,67 @@ struct xfrm_policy *xfrm_policy_byid(u8 type, int dir, u32 id, int delete, } EXPORT_SYMBOL(xfrm_policy_byid); -void xfrm_policy_flush(u8 type, struct xfrm_audit *audit_info) +#ifdef CONFIG_SECURITY_NETWORK_XFRM +static inline int +xfrm_policy_flush_secctx_check(u8 type, struct xfrm_audit *audit_info) { - int dir; + int dir, err = 0; + + for (dir = 0; dir < XFRM_POLICY_MAX; dir++) { + struct xfrm_policy *pol; + struct hlist_node *entry; + int i; + + hlist_for_each_entry(pol, entry, + &xfrm_policy_inexact[dir], bydst) { + if (pol->type != type) + continue; + err = security_xfrm_policy_delete(pol); + if (err) { + xfrm_audit_log(audit_info->loginuid, + audit_info->secid, + AUDIT_MAC_IPSEC_DELSPD, 0, + pol, NULL); + return err; + } + } + for (i = xfrm_policy_bydst[dir].hmask; i >= 0; i--) { + hlist_for_each_entry(pol, entry, + xfrm_policy_bydst[dir].table + i, + bydst) { + if (pol->type != type) + continue; + err = security_xfrm_policy_delete(pol); + if (err) { + xfrm_audit_log(audit_info->loginuid, + audit_info->secid, + AUDIT_MAC_IPSEC_DELSPD, + 0, pol, NULL); + return err; + } + } + } + } + return err; +} +#else +static inline int +xfrm_policy_flush_secctx_check(u8 type, struct xfrm_audit *audit_info) +{ + return 0; +} +#endif + +int xfrm_policy_flush(u8 type, struct xfrm_audit *audit_info) +{ + int dir, err = 0; write_lock_bh(&xfrm_policy_lock); + + err = xfrm_policy_flush_secctx_check(type, audit_info); + if (err) + goto out; + for (dir = 0; dir < XFRM_POLICY_MAX; dir++) { struct xfrm_policy *pol; struct hlist_node *entry; @@ -888,7 +947,9 @@ void xfrm_policy_flush(u8 type, struct xfrm_audit *audit_info) xfrm_policy_count[dir] -= killed; } atomic_inc(&flow_cache_genid); +out: write_unlock_bh(&xfrm_policy_lock); + return err; } EXPORT_SYMBOL(xfrm_policy_flush); @@ -1390,8 +1451,8 @@ static int stale_bundle(struct dst_entry *dst); * At the moment we eat a raw IP route. Mostly to speed up lookups * on interfaces with disabled IPsec. */ -int xfrm_lookup(struct dst_entry **dst_p, struct flowi *fl, - struct sock *sk, int flags) +int __xfrm_lookup(struct dst_entry **dst_p, struct flowi *fl, + struct sock *sk, int flags) { struct xfrm_policy *policy; struct xfrm_policy *pols[XFRM_POLICY_TYPE_MAX]; @@ -1509,6 +1570,13 @@ restart: if (unlikely(nx<0)) { err = nx; + if (err == -EAGAIN && sysctl_xfrm_larval_drop) { + /* EREMOTE tells the caller to generate + * a one-shot blackhole route. + */ + xfrm_pol_put(policy); + return -EREMOTE; + } if (err == -EAGAIN && flags) { DECLARE_WAITQUEUE(wait, current); @@ -1598,6 +1666,21 @@ error: *dst_p = NULL; return err; } +EXPORT_SYMBOL(__xfrm_lookup); + +int xfrm_lookup(struct dst_entry **dst_p, struct flowi *fl, + struct sock *sk, int flags) +{ + int err = __xfrm_lookup(dst_p, fl, sk, flags); + + if (err == -EREMOTE) { + dst_release(*dst_p); + *dst_p = NULL; + err = -EAGAIN; + } + + return err; +} EXPORT_SYMBOL(xfrm_lookup); static inline int @@ -2558,4 +2641,3 @@ restore_state: } EXPORT_SYMBOL(xfrm_migrate); #endif - diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c index 9955ff4da0a..85f3f43a6cc 100644 --- a/net/xfrm/xfrm_state.c +++ b/net/xfrm/xfrm_state.c @@ -21,18 +21,21 @@ #include <linux/cache.h> #include <asm/uaccess.h> #include <linux/audit.h> +#include <linux/cache.h> #include "xfrm_hash.h" struct sock *xfrm_nl; EXPORT_SYMBOL(xfrm_nl); -u32 sysctl_xfrm_aevent_etime = XFRM_AE_ETIME; +u32 sysctl_xfrm_aevent_etime __read_mostly = XFRM_AE_ETIME; EXPORT_SYMBOL(sysctl_xfrm_aevent_etime); -u32 sysctl_xfrm_aevent_rseqth = XFRM_AE_SEQT_SIZE; +u32 sysctl_xfrm_aevent_rseqth __read_mostly = XFRM_AE_SEQT_SIZE; EXPORT_SYMBOL(sysctl_xfrm_aevent_rseqth); +u32 sysctl_xfrm_acq_expires __read_mostly = 30; + /* Each xfrm_state may be linked to two tables: 1. Hash table by (spi,daddr,ah/esp) to find SA by SPI. (input,ctl) @@ -388,12 +391,48 @@ int xfrm_state_delete(struct xfrm_state *x) } EXPORT_SYMBOL(xfrm_state_delete); -void xfrm_state_flush(u8 proto, struct xfrm_audit *audit_info) +#ifdef CONFIG_SECURITY_NETWORK_XFRM +static inline int +xfrm_state_flush_secctx_check(u8 proto, struct xfrm_audit *audit_info) { - int i; - int err = 0; + int i, err = 0; + + for (i = 0; i <= xfrm_state_hmask; i++) { + struct hlist_node *entry; + struct xfrm_state *x; + + hlist_for_each_entry(x, entry, xfrm_state_bydst+i, bydst) { + if (xfrm_id_proto_match(x->id.proto, proto) && + (err = security_xfrm_state_delete(x)) != 0) { + xfrm_audit_log(audit_info->loginuid, + audit_info->secid, + AUDIT_MAC_IPSEC_DELSA, + 0, NULL, x); + + return err; + } + } + } + + return err; +} +#else +static inline int +xfrm_state_flush_secctx_check(u8 proto, struct xfrm_audit *audit_info) +{ + return 0; +} +#endif + +int xfrm_state_flush(u8 proto, struct xfrm_audit *audit_info) +{ + int i, err = 0; spin_lock_bh(&xfrm_state_lock); + err = xfrm_state_flush_secctx_check(proto, audit_info); + if (err) + goto out; + for (i = 0; i <= xfrm_state_hmask; i++) { struct hlist_node *entry; struct xfrm_state *x; @@ -416,8 +455,12 @@ restart: } } } + err = 0; + +out: spin_unlock_bh(&xfrm_state_lock); wake_up(&km_waitq); + return err; } EXPORT_SYMBOL(xfrm_state_flush); @@ -622,8 +665,8 @@ xfrm_state_find(xfrm_address_t *daddr, xfrm_address_t *saddr, h = xfrm_spi_hash(&x->id.daddr, x->id.spi, x->id.proto, family); hlist_add_head(&x->byspi, xfrm_state_byspi+h); } - x->lft.hard_add_expires_seconds = XFRM_ACQ_EXPIRES; - x->timer.expires = jiffies + XFRM_ACQ_EXPIRES*HZ; + x->lft.hard_add_expires_seconds = sysctl_xfrm_acq_expires; + x->timer.expires = jiffies + sysctl_xfrm_acq_expires*HZ; add_timer(&x->timer); xfrm_state_num++; xfrm_hash_grow_check(x->bydst.next != NULL); @@ -772,9 +815,9 @@ static struct xfrm_state *__find_acq_core(unsigned short family, u8 mode, u32 re x->props.family = family; x->props.mode = mode; x->props.reqid = reqid; - x->lft.hard_add_expires_seconds = XFRM_ACQ_EXPIRES; + x->lft.hard_add_expires_seconds = sysctl_xfrm_acq_expires; xfrm_state_hold(x); - x->timer.expires = jiffies + XFRM_ACQ_EXPIRES*HZ; + x->timer.expires = jiffies + sysctl_xfrm_acq_expires*HZ; add_timer(&x->timer); hlist_add_head(&x->bydst, xfrm_state_bydst+h); h = xfrm_src_hash(daddr, saddr, family); diff --git a/net/xfrm/xfrm_user.c b/net/xfrm/xfrm_user.c index b14c7e590c3..c06883bf620 100644 --- a/net/xfrm/xfrm_user.c +++ b/net/xfrm/xfrm_user.c @@ -1418,10 +1418,13 @@ static int xfrm_flush_sa(struct sk_buff *skb, struct nlmsghdr *nlh, struct km_event c; struct xfrm_usersa_flush *p = NLMSG_DATA(nlh); struct xfrm_audit audit_info; + int err; audit_info.loginuid = NETLINK_CB(skb).loginuid; audit_info.secid = NETLINK_CB(skb).sid; - xfrm_state_flush(p->proto, &audit_info); + err = xfrm_state_flush(p->proto, &audit_info); + if (err) + return err; c.data.proto = p->proto; c.event = nlh->nlmsg_type; c.seq = nlh->nlmsg_seq; @@ -1582,7 +1585,9 @@ static int xfrm_flush_policy(struct sk_buff *skb, struct nlmsghdr *nlh, audit_info.loginuid = NETLINK_CB(skb).loginuid; audit_info.secid = NETLINK_CB(skb).sid; - xfrm_policy_flush(type, &audit_info); + err = xfrm_policy_flush(type, &audit_info); + if (err) + return err; c.data.type = type; c.event = nlh->nlmsg_type; c.seq = nlh->nlmsg_seq; diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl new file mode 100755 index 00000000000..aea90d30d22 --- /dev/null +++ b/scripts/checkpatch.pl @@ -0,0 +1,868 @@ +#!/usr/bin/perl -w +# (c) 2001, Dave Jones. <davej@codemonkey.org.uk> (the file handling bit) +# (c) 2005, Joel Schopp <jschopp@austin.ibm.com> (the ugly bit) +# (c) 2007, Andy Whitcroft <apw@uk.ibm.com> (new conditions, test suite, etc) +# Licensed under the terms of the GNU GPL License version 2 + +use strict; + +my $P = $0; +$P =~ s@.*/@@g; + +my $V = '0.04'; + +use Getopt::Long qw(:config no_auto_abbrev); + +my $quiet = 0; +my $tree = 1; +my $chk_signoff = 1; +my $chk_patch = 1; +GetOptions( + 'q|quiet' => \$quiet, + 'tree!' => \$tree, + 'signoff!' => \$chk_signoff, + 'patch!' => \$chk_patch, +) or exit; + +my $exit = 0; + +if ($#ARGV < 0) { + print "usage: $P [options] patchfile\n"; + print "version: $V\n"; + print "options: -q => quiet\n"; + print " --no-tree => run without a kernel tree\n"; + exit(1); +} + +if ($tree && !top_of_kernel_tree()) { + print "Must be run from the top-level dir. of a kernel tree\n"; + exit(2); +} + +my @dep_includes = (); +my @dep_functions = (); +my $removal = 'Documentation/feature-removal-schedule.txt'; +if ($tree && -f $removal) { + open(REMOVE, "<$removal") || die "$P: $removal: open failed - $!\n"; + while (<REMOVE>) { + if (/^Files:\s+(.*\S)/) { + for my $file (split(/[, ]+/, $1)) { + if ($file =~ m@include/(.*)@) { + push(@dep_includes, $1); + } + } + + } elsif (/^Funcs:\s+(.*\S)/) { + for my $func (split(/[, ]+/, $1)) { + push(@dep_functions, $func); + } + } + } +} + +my @rawlines = (); +while (<>) { + chomp; + push(@rawlines, $_); + if (eof(ARGV)) { + if (!process($ARGV, @rawlines)) { + $exit = 1; + } + @rawlines = (); + } +} + +exit($exit); + +sub top_of_kernel_tree { + if ((-f "COPYING") && (-f "CREDITS") && (-f "Kbuild") && + (-f "MAINTAINERS") && (-f "Makefile") && (-f "README") && + (-d "Documentation") && (-d "arch") && (-d "include") && + (-d "drivers") && (-d "fs") && (-d "init") && (-d "ipc") && + (-d "kernel") && (-d "lib") && (-d "scripts")) { + return 1; + } + return 0; +} + +sub expand_tabs { + my ($str) = @_; + + my $res = ''; + my $n = 0; + for my $c (split(//, $str)) { + if ($c eq "\t") { + $res .= ' '; + $n++; + for (; ($n % 8) != 0; $n++) { + $res .= ' '; + } + next; + } + $res .= $c; + $n++; + } + + return $res; +} + +sub line_stats { + my ($line) = @_; + + # Drop the diff line leader and expand tabs + $line =~ s/^.//; + $line = expand_tabs($line); + + # Pick the indent from the front of the line. + my ($white) = ($line =~ /^(\s*)/); + + return (length($line), length($white)); +} + +sub sanitise_line { + my ($line) = @_; + + my $res = ''; + my $l = ''; + + my $quote = ''; + + foreach my $c (split(//, $line)) { + if ($l ne "\\" && ($c eq "'" || $c eq '"')) { + if ($quote eq '') { + $quote = $c; + $res .= $c; + $l = $c; + next; + } elsif ($quote eq $c) { + $quote = ''; + } + } + if ($quote && $c ne "\t") { + $res .= "X"; + } else { + $res .= $c; + } + + $l = $c; + } + + return $res; +} + +sub ctx_block_get { + my ($linenr, $remain, $outer) = @_; + my $line; + my $start = $linenr - 1; + my $blk = ''; + my @o; + my @c; + my @res = (); + + for ($line = $start; $remain > 0; $line++) { + next if ($rawlines[$line] =~ /^-/); + $remain--; + + $blk .= $rawlines[$line]; + + @o = ($blk =~ /\{/g); + @c = ($blk =~ /\}/g); + + if (!$outer || (scalar(@o) - scalar(@c)) == 1) { + push(@res, $rawlines[$line]); + } + + last if (scalar(@o) == scalar(@c)); + } + + return @res; +} +sub ctx_block_outer { + my ($linenr, $remain) = @_; + + return ctx_block_get($linenr, $remain, 1); +} +sub ctx_block { + my ($linenr, $remain) = @_; + + return ctx_block_get($linenr, $remain, 0); +} + +sub ctx_locate_comment { + my ($first_line, $end_line) = @_; + + # Catch a comment on the end of the line itself. + my ($current_comment) = ($rawlines[$end_line - 1] =~ m@.*(/\*.*\*/)\s*$@); + return $current_comment if (defined $current_comment); + + # Look through the context and try and figure out if there is a + # comment. + my $in_comment = 0; + $current_comment = ''; + for (my $linenr = $first_line; $linenr < $end_line; $linenr++) { + my $line = $rawlines[$linenr - 1]; + #warn " $line\n"; + if ($linenr == $first_line and $line =~ m@^.\s*\*@) { + $in_comment = 1; + } + if ($line =~ m@/\*@) { + $in_comment = 1; + } + if (!$in_comment && $current_comment ne '') { + $current_comment = ''; + } + $current_comment .= $line . "\n" if ($in_comment); + if ($line =~ m@\*/@) { + $in_comment = 0; + } + } + + chomp($current_comment); + return($current_comment); +} +sub ctx_has_comment { + my ($first_line, $end_line) = @_; + my $cmt = ctx_locate_comment($first_line, $end_line); + + ##print "LINE: $rawlines[$end_line - 1 ]\n"; + ##print "CMMT: $cmt\n"; + + return ($cmt ne ''); +} + +sub cat_vet { + my ($vet) = @_; + + $vet =~ s/\t/^I/; + $vet =~ s/$/\$/; + + return $vet; +} + +sub process { + my $filename = shift; + my @lines = @_; + + my $linenr=0; + my $prevline=""; + my $stashline=""; + + my $length; + my $indent; + my $previndent=0; + my $stashindent=0; + + my $clean = 1; + my $signoff = 0; + my $is_patch = 0; + + # Trace the real file/line as we go. + my $realfile = ''; + my $realline = 0; + my $realcnt = 0; + my $here = ''; + my $in_comment = 0; + my $first_line = 0; + + foreach my $line (@lines) { + $linenr++; + +#extract the filename as it passes + if ($line=~/^\+\+\+\s+(\S+)/) { + $realfile=$1; + $realfile =~ s@^[^/]*/@@; + $in_comment = 0; + next; + } +#extract the line range in the file after the patch is applied + if ($line=~/^\@\@ -\d+,\d+ \+(\d+)(,(\d+))? \@\@/) { + $is_patch = 1; + $first_line = $linenr + 1; + $in_comment = 0; + $realline=$1-1; + if (defined $2) { + $realcnt=$3+1; + } else { + $realcnt=1+1; + } + next; + } + +# track the line number as we move through the hunk, note that +# new versions of GNU diff omit the leading space on completely +# blank context lines so we need to count that too. + if ($line =~ /^( |\+|$)/) { + $realline++; + + # track any sort of multi-line comment. Obviously if + # the added text or context do not include the whole + # comment we will not see it. Such is life. + # + # Guestimate if this is a continuing comment. If this + # is the start of a diff block and this line starts + # ' *' then it is very likely a comment. + if ($linenr == $first_line and $line =~ m@^.\s*\*@) { + $in_comment = 1; + } + if ($line =~ m@/\*@) { + $in_comment = 1; + } + if ($line =~ m@\*/@) { + $in_comment = 0; + } + + # Measure the line length and indent. + ($length, $indent) = line_stats($line); + + # Track the previous line. + ($prevline, $stashline) = ($stashline, $line); + ($previndent, $stashindent) = ($stashindent, $indent); + } + $realcnt-- if ($realcnt != 0); + +#make up the handle for any error we report on this line + $here = "#$linenr: "; + $here .= "FILE: $realfile:$realline:" if ($realcnt != 0); + + my $hereline = "$here\n$line\n"; + my $herecurr = "$here\n$line\n\n"; + my $hereprev = "$here\n$prevline\n$line\n\n"; + +#check the patch for a signoff: + if ($line =~ /^\s*Signed-off-by:\s/) { + $signoff++; + + } elsif ($line =~ /^\s*signed-off-by:/i) { + # This is a signoff, if ugly, so do not double report. + $signoff++; + if (!($line =~ /^\s*Signed-off-by:/)) { + print "use Signed-off-by:\n"; + print "$herecurr"; + $clean = 0; + } + if ($line =~ /^\s*signed-off-by:\S/i) { + print "need space after Signed-off-by:\n"; + print "$herecurr"; + $clean = 0; + } + } + +# Check for wrappage within a valid hunk of the file + if ($realcnt != 0 && $line !~ m{^(?:\+|-| |$)}) { + print "patch seems to be corrupt (line wrapped?) [$realcnt]\n"; + print "$herecurr"; + $clean = 0; + } + +#ignore lines being removed + if ($line=~/^-/) {next;} + +# check we are in a valid source file if not then ignore this hunk + next if ($realfile !~ /\.(h|c|s|S|pl|sh)$/); + +#trailing whitespace + if ($line=~/\+.*\S\s+$/) { + my $herevet = "$here\n" . cat_vet($line) . "\n\n"; + print "trailing whitespace\n"; + print "$herevet"; + $clean = 0; + } +#80 column limit + if ($line =~ /^\+/ && !($prevline=~/\/\*\*/) && $length > 80) { + print "line over 80 characters\n"; + print "$herecurr"; + $clean = 0; + } + +# check we are in a valid source file *.[hc] if not then ignore this hunk + next if ($realfile !~ /\.[hc]$/); + +# at the beginning of a line any tabs must come first and anything +# more than 8 must use tabs. + if ($line=~/^\+\s* \t\s*\S/ or $line=~/^\+\s* \s*/) { + my $herevet = "$here\n" . cat_vet($line) . "\n\n"; + print "use tabs not spaces\n"; + print "$herevet"; + $clean = 0; + } + + # + # The rest of our checks refer specifically to C style + # only apply those _outside_ comments. + # + next if ($in_comment); + + # Remove comments from the line before processing. + $line =~ s@/\*.*\*/@@g; + $line =~ s@/\*.*@@; + $line =~ s@.*\*/@@; + + # + # Checks which may be anchored in the context. + # + + # Check for switch () and associated case and default + # statements should be at the same indent. + if ($line=~/\bswitch\s*\(.*\)/) { + my $err = ''; + my $sep = ''; + my @ctx = ctx_block_outer($linenr, $realcnt); + shift(@ctx); + for my $ctx (@ctx) { + my ($clen, $cindent) = line_stats($ctx); + if ($ctx =~ /^\+\s*(case\s+|default:)/ && + $indent != $cindent) { + $err .= "$sep$ctx\n"; + $sep = ''; + } else { + $sep = "[...]\n"; + } + } + if ($err ne '') { + print "switch and case should be at the same indent\n"; + print "$here\n$line\n$err\n"; + $clean = 0; + } + } + +#ignore lines not being added + if ($line=~/^[^\+]/) {next;} + + # + # Checks which are anchored on the added line. + # + +# no C99 // comments + if ($line =~ m{//}) { + print "do not use C99 // comments\n"; + print "$herecurr"; + $clean = 0; + } + # Remove C99 comments. + $line =~ s@//.*@@; + + # Standardise the strings and chars within the input + # to simplify matching. + $line = sanitise_line($line); + +#EXPORT_SYMBOL should immediately follow its function closing }. + if (($line =~ /EXPORT_SYMBOL.*\(.*\)/) || + ($line =~ /EXPORT_UNUSED_SYMBOL.*\(.*\)/)) { + if (($prevline !~ /^}/) && + ($prevline !~ /^\+}/) && + ($prevline !~ /^ }/)) { + print "EXPORT_SYMBOL(func); should immediately follow its function\n"; + print "$herecurr"; + $clean = 0; + } + } + + # check for static initialisers. + if ($line=~/\s*static\s.*=\s+(0|NULL);/) { + print "do not initialise statics to 0 or NULL\n"; + print "$herecurr"; + $clean = 0; + } + + # check for new typedefs. + if ($line=~/\s*typedef\s/) { + print "do not add new typedefs\n"; + print "$herecurr"; + $clean = 0; + } + +# * goes on variable not on type + my $type = '(?:char|short|int|long|unsigned|float|double|' . + 'struct\s+[A-Za-z\d_]+|' . + 'union\s+[A-Za-z\d_]+)'; + + if ($line =~ m{[A-Za-z\d_]+(\*+) [A-Za-z\d_]+}) { + print "\"foo$1 bar\" should be \"foo $1bar\"\n"; + print "$herecurr"; + $clean = 0; + } + if ($line =~ m{$type (\*) [A-Za-z\d_]+} || + $line =~ m{[A-Za-z\d_]+ (\*\*+) [A-Za-z\d_]+}) { + print "\"foo $1 bar\" should be \"foo $1bar\"\n"; + print "$herecurr"; + $clean = 0; + } + if ($line =~ m{\([A-Za-z\d_\s]+[A-Za-z\d_](\*+)\)}) { + print "\"(foo$1)\" should be \"(foo $1)\"\n"; + print "$herecurr"; + $clean = 0; + } + if ($line =~ m{\([A-Za-z\d_\s]+[A-Za-z\d_]\s+(\*+)\s+\)}) { + print "\"(foo $1 )\" should be \"(foo $1)\"\n"; + print "$herecurr"; + $clean = 0; + } + +# # no BUG() or BUG_ON() +# if ($line =~ /\b(BUG|BUG_ON)\b/) { +# print "Try to use WARN_ON & Recovery code rather than BUG() or BUG_ON()\n"; +# print "$herecurr"; +# $clean = 0; +# } + +# printk should use KERN_* levels. Note that follow on printk's on the +# same line do not need a level, so we use the current block context +# to try and find and validate the current printk. In summary the current +# printk includes all preceeding printk's which have no newline on the end. +# we assume the first bad printk is the one to report. + if ($line =~ /\bprintk\((?!KERN_)/) { + my $ok = 0; + for (my $ln = $linenr - 1; $ln >= $first_line; $ln--) { + #print "CHECK<$lines[$ln - 1]\n"; + # we have a preceeding printk if it ends + # with "\n" ignore it, else it is to blame + if ($lines[$ln - 1] =~ m{\bprintk\(}) { + if ($rawlines[$ln - 1] !~ m{\\n"}) { + $ok = 1; + } + last; + } + } + if ($ok == 0) { + print "printk() should include KERN_ facility level\n"; + print "$herecurr"; + $clean = 0; + } + } + +#function brace can't be on same line, except for #defines of do while, or if closed on same line + if (($line=~/[A-Za-z\d_]+\**\s+\**[A-Za-z\d_]+\(.*\).* {/) and + !($line=~/\#define.*do\s{/) and !($line=~/}/)) { + print "braces following function declarations go on the next line\n"; + print "$herecurr"; + $clean = 0; + } + # Note we expand the line with the leading + as the real + # line will be displayed with the leading + and the tabs + # will therefore also expand that way. + my $opline = $line; + $opline = expand_tabs($opline); + $opline =~ s/^./ /; + if (!($line=~/\#\s*include/)) { + # Check operator spacing. + my @elements = split(/(<<=|>>=|<=|>=|==|!=|\+=|-=|\*=|\/=|%=|\^=|\|=|&=|->|<<|>>|<|>|=|!|~|&&|\|\||,|\^|\+\+|--|;|&|\||\+|-|\*|\/\/|\/)/, $opline); + my $off = 0; + for (my $n = 0; $n < $#elements; $n += 2) { + $off += length($elements[$n]); + + my $a = ''; + $a = 'V' if ($elements[$n] ne ''); + $a = 'W' if ($elements[$n] =~ /\s$/); + $a = 'B' if ($elements[$n] =~ /(\[|\()$/); + $a = 'O' if ($elements[$n] eq ''); + $a = 'E' if ($elements[$n] eq '' && $n == 0); + + my $op = $elements[$n + 1]; + + my $c = ''; + if (defined $elements[$n + 2]) { + $c = 'V' if ($elements[$n + 2] ne ''); + $c = 'W' if ($elements[$n + 2] =~ /^\s/); + $c = 'B' if ($elements[$n + 2] =~ /^(\)|\]|;)/); + $c = 'O' if ($elements[$n + 2] eq ''); + } else { + $c = 'E'; + } + + # Pick up the preceeding and succeeding characters. + my $ca = substr($opline, $off - 1, 1); + my $cc = ''; + if (length($opline) > ($off + length($elements[$n]))) { + $cc = substr($opline, $off + 1 + length($elements[$n]), 1); + } + + my $ctx = "${a}x${c}"; + + my $at = "(ctx:$ctx)"; + + my $ptr = (" " x $off) . "^"; + my $hereptr = "$hereline$ptr\n\n"; + + ##print "<$s1:$op:$s2> <$elements[$n]:$elements[$n + 1]:$elements[$n + 2]>\n"; + + # We need ; as an operator. // is a comment. + if ($op eq ';' or $op eq '//') { + + # -> should have no spaces + } elsif ($op eq '->') { + if ($ctx =~ /Wx.|.xW/) { + print "no spaces around that '$op' $at\n"; + print "$hereptr"; + $clean = 0; + } + + # , must have a space on the right. + } elsif ($op eq ',') { + if ($ctx !~ /.xW|.xE/) { + print "need space after that '$op' $at\n"; + print "$hereptr"; + $clean = 0; + } + + # unary ! and unary ~ are allowed no space on the right + } elsif ($op eq '!' or $op eq '~') { + if ($ctx !~ /[WOEB]x./) { + print "need space before that '$op' $at\n"; + print "$hereptr"; + $clean = 0; + } + if ($ctx =~ /.xW/) { + print "no space after that '$op' $at\n"; + print "$hereptr"; + $clean = 0; + } + + # unary ++ and unary -- are allowed no space on one side. + } elsif ($op eq '++' or $op eq '--') { + if ($ctx !~ /[WOB]x[^W]|[^W]x[WOB]/) { + print "need space one side of that '$op' $at\n"; + print "$hereptr"; + $clean = 0; + } + + # & is both unary and binary + # unary: + # a &b + # binary (consistent spacing): + # a&b OK + # a & b OK + # + # boiling down to: if there is a space on the right then there + # should be one on the left. + # + # - is the same + # + } elsif ($op eq '&' or $op eq '-') { + if ($ctx !~ /VxV|[EW]x[WE]|[EWB]x[VO]/) { + print "need space before that '$op' $at\n"; + print "$hereptr"; + $clean = 0; + } + + # * is the same as & only adding: + # type: + # (foo *) + # (foo **) + # + } elsif ($op eq '*') { + if ($ca eq '*') { + if ($cc =~ /\s/) { + print "no space after that '$op' $at\n"; + print "$hereptr"; + $clean = 0; + } + } elsif ($ctx !~ /VxV|[EW]x[WE]|[EWB]x[VO]|OxV|WxB/) { + print "need space before that '$op' $at\n"; + print "$hereptr"; + $clean = 0; + } + + # << and >> may either have or not have spaces both sides + } elsif ($op eq '<<' or $op eq '>>' or $op eq '+' or $op eq '/' or + $op eq '^' or $op eq '|') + { + if ($ctx !~ /VxV|WxW|VxE|WxE/) { + print "need consistent spacing around '$op' $at\n"; + print "$hereptr"; + $clean = 0; + } + + # All the others need spaces both sides. + } elsif ($ctx !~ /[EW]x[WE]/) { + print "need spaces around that '$op' $at\n"; + print "$hereptr"; + $clean = 0; + } + $off += length($elements[$n + 1]); + } + } + +#need space before brace following if, while, etc + if ($line=~/\(.*\){/) { + print "need a space before the brace\n"; + print "$herecurr"; + $clean = 0; + } + +#goto labels aren't indented, allow a single space however + if ($line=~/^.\s+[A-Za-z\d_]+:(?![0-9]+)/ and + !($line=~/^. [A-Za-z\d_]+:/) and !($line=~/^.\s+default:/)) { + print "labels should not be indented\n"; + print "$herecurr"; + $clean = 0; + } + +# Need a space before open parenthesis after if, while etc + if ($line=~/\b(if|while|for|switch)\(/) { + print "need a space before the open parenthesis\n"; + print "$herecurr"; + $clean = 0; + } + +# Check for illegal assignment in if conditional. + if ($line=~/\b(if|while)\s*\(.*[^<>!=]=[^=].*\)/) { + #next if ($line=~/\".*\Q$op\E.*\"/ or $line=~/\'\Q$op\E\'/); + print "do not use assignment in condition\n"; + print "$herecurr"; + $clean = 0; + } + + # Check for }<nl>else {, these must be at the same + # indent level to be relevant to each other. + if ($prevline=~/}\s*$/ and $line=~/^.\s*else\s*/ and + $previndent == $indent) { + print "else should follow close brace\n"; + print "$hereprev"; + $clean = 0; + } + +#studly caps, commented out until figure out how to distinguish between use of existing and adding new +# if (($line=~/[\w_][a-z\d]+[A-Z]/) and !($line=~/print/)) { +# print "No studly caps, use _\n"; +# print "$herecurr"; +# $clean = 0; +# } + +#no spaces allowed after \ in define + if ($line=~/\#define.*\\\s$/) { + print("Whitepspace after \\ makes next lines useless\n"); + print "$herecurr"; + $clean = 0; + } + +#warn if <asm/foo.h> is #included and <linux/foo.h> is available. + if ($tree && $line =~ qr|\s*\#\s*include\s*\<asm\/(.*)\.h\>|) { + my $checkfile = "include/linux/$1.h"; + if (-f $checkfile) { + print "Use #include <linux/$1.h> instead of <asm/$1.h>\n"; + print $herecurr; + $clean = 0; + } + } + +#if/while/etc brace do not go on next line, unless #defining a do while loop, or if that brace on the next line is for something else + if ($prevline=~/\b(if|while|for|switch)\s*\(/) { + my @opened = $prevline=~/\(/g; + my @closed = $prevline=~/\)/g; + my $nr_line = $linenr; + my $remaining = $realcnt - 1; + my $next_line = $line; + my $extra_lines = 0; + my $display_segment = $prevline; + + while ($remaining > 0 && scalar @opened > scalar @closed) { + $prevline .= $next_line; + $display_segment .= "\n" . $next_line; + $next_line = $lines[$nr_line]; + $nr_line++; + $remaining--; + + @opened = $prevline=~/\(/g; + @closed = $prevline=~/\)/g; + } + + if (($prevline=~/\b(if|while|for|switch)\s*\(.*\)\s*$/) and ($next_line=~/{/) and + !($next_line=~/\b(if|while|for)/) and !($next_line=~/\#define.*do.*while/)) { + print "That { should be on the previous line\n"; + print "$here\n$display_segment\n$next_line\n\n"; + $clean = 0; + } + } + +#multiline macros should be enclosed in a do while loop + if (($prevline=~/\#define.*\\/) and !($prevline=~/do\s+{/) and + !($prevline=~/\(\{/) and ($line=~/;\s*\\/) and + !($line=~/do.*{/) and !($line=~/\(\{/)) { + print "Macros with multiple statements should be enclosed in a do - while loop\n"; + print "$hereprev"; + $clean = 0; + } + +# don't include deprecated include files + for my $inc (@dep_includes) { + if ($line =~ m@\#\s*include\s*\<$inc>@) { + print "Don't use <$inc>: see Documentation/feature-removal-schedule.txt\n"; + print "$herecurr"; + $clean = 0; + } + } + +# don't use deprecated functions + for my $func (@dep_functions) { + if ($line =~ /\b$func\b/) { + print "Don't use $func(): see Documentation/feature-removal-schedule.txt\n"; + print "$herecurr"; + $clean = 0; + } + } + +# no volatiles please + if ($line =~ /\bvolatile\b/ && $line !~ /\basm\s+volatile\b/) { + print "Use of volatile is usually wrong: see Documentation/volatile-considered-harmful.txt\n"; + print "$herecurr"; + $clean = 0; + } + +# warn about #if 0 + if ($line =~ /^.#\s*if\s+0\b/) { + print "#if 0 -- if this code redundant remove it\n"; + print "$herecurr"; + $clean = 0; + } + +# warn about #ifdefs in C files +# if ($line =~ /^.#\s*if(|n)def/ && ($realfile =~ /\.c$/)) { +# print "#ifdef in C files should be avoided\n"; +# print "$herecurr"; +# $clean = 0; +# } + +# check for spinlock_t definitions without a comment. + if ($line =~ /^.\s*(struct\s+mutex|spinlock_t)\s+\S+;/) { + my $which = $1; + if (!ctx_has_comment($first_line, $linenr)) { + print "$1 definition without comment\n"; + print "$herecurr"; + $clean = 0; + } + } +# check for memory barriers without a comment. + if ($line =~ /\b(mb|rmb|wmb|read_barrier_depends|smp_mb|smp_rmb|smp_wmb|smp_read_barrier_depends)\(/) { + if (!ctx_has_comment($first_line, $linenr)) { + print "memory barrier without comment\n"; + print "$herecurr"; + $clean = 0; + } + } +# check of hardware specific defines + if ($line =~ m@^.#\s*if.*\b(__i386__|__powerpc64__|__sun__|__s390x__)\b@) { + print "architecture specific defines should be avoided\n"; + print "$herecurr"; + $clean = 0; + } + } + + if ($chk_patch && !$is_patch) { + $clean = 0; + print "Does not appear to be a unified-diff format patch\n"; + } + if ($is_patch && $chk_signoff && $signoff == 0) { + $clean = 0; + print "Missing Signed-off-by: line(s)\n"; + } + + if ($clean == 1 && $quiet == 0) { + print "Your patch has no obvious style problems and is ready for submission.\n" + } + if ($clean == 0 && $quiet == 0) { + print "Your patch has style problems, please review. If any of these errors\n"; + print "are false positives report them to the maintainer, see\n"; + print "CHECKPATCH in MAINTAINERS.\n"; + } + return $clean; +} diff --git a/security/selinux/netlabel.c b/security/selinux/netlabel.c index bf8750791dd..e64eca246f1 100644 --- a/security/selinux/netlabel.c +++ b/security/selinux/netlabel.c @@ -36,8 +36,8 @@ #include "security.h" /** - * selinux_netlbl_socket_setsid - Label a socket using the NetLabel mechanism - * @sock: the socket to label + * selinux_netlbl_sock_setsid - Label a socket using the NetLabel mechanism + * @sk: the socket to label * @sid: the SID to use * * Description: @@ -47,17 +47,17 @@ * this function and rcu_read_unlock() after this function returns. * */ -static int selinux_netlbl_socket_setsid(struct socket *sock, u32 sid) +static int selinux_netlbl_sock_setsid(struct sock *sk, u32 sid) { int rc; - struct sk_security_struct *sksec = sock->sk->sk_security; + struct sk_security_struct *sksec = sk->sk_security; struct netlbl_lsm_secattr secattr; rc = security_netlbl_sid_to_secattr(sid, &secattr); if (rc != 0) return rc; - rc = netlbl_socket_setattr(sock, &secattr); + rc = netlbl_sock_setattr(sk, &secattr); if (rc == 0) { spin_lock_bh(&sksec->nlbl_lock); sksec->nlbl_state = NLBL_LABELED; @@ -206,7 +206,7 @@ void selinux_netlbl_sock_graft(struct sock *sk, struct socket *sock) /* Try to set the NetLabel on the socket to save time later, if we fail * here we will pick up the pieces in later calls to * selinux_netlbl_inode_permission(). */ - selinux_netlbl_socket_setsid(sock, sksec->sid); + selinux_netlbl_sock_setsid(sk, sksec->sid); rcu_read_unlock(); } @@ -223,14 +223,15 @@ void selinux_netlbl_sock_graft(struct sock *sk, struct socket *sock) int selinux_netlbl_socket_post_create(struct socket *sock) { int rc = 0; + struct sock *sk = sock->sk; struct inode_security_struct *isec = SOCK_INODE(sock)->i_security; - struct sk_security_struct *sksec = sock->sk->sk_security; + struct sk_security_struct *sksec = sk->sk_security; sksec->sclass = isec->sclass; rcu_read_lock(); if (sksec->nlbl_state == NLBL_REQUIRE) - rc = selinux_netlbl_socket_setsid(sock, sksec->sid); + rc = selinux_netlbl_sock_setsid(sk, sksec->sid); rcu_read_unlock(); return rc; @@ -251,14 +252,16 @@ int selinux_netlbl_socket_post_create(struct socket *sock) int selinux_netlbl_inode_permission(struct inode *inode, int mask) { int rc; - struct sk_security_struct *sksec; + struct sock *sk; struct socket *sock; + struct sk_security_struct *sksec; if (!S_ISSOCK(inode->i_mode) || ((mask & (MAY_WRITE | MAY_APPEND)) == 0)) return 0; sock = SOCKET_I(inode); - sksec = sock->sk->sk_security; + sk = sock->sk; + sksec = sk->sk_security; rcu_read_lock(); if (sksec->nlbl_state != NLBL_REQUIRE) { @@ -266,9 +269,9 @@ int selinux_netlbl_inode_permission(struct inode *inode, int mask) return 0; } local_bh_disable(); - bh_lock_sock_nested(sock->sk); - rc = selinux_netlbl_socket_setsid(sock, sksec->sid); - bh_unlock_sock(sock->sk); + bh_lock_sock_nested(sk); + rc = selinux_netlbl_sock_setsid(sk, sksec->sid); + bh_unlock_sock(sk); local_bh_enable(); rcu_read_unlock(); @@ -345,14 +348,17 @@ int selinux_netlbl_socket_setsockopt(struct socket *sock, int optname) { int rc = 0; - struct sk_security_struct *sksec = sock->sk->sk_security; + struct sock *sk = sock->sk; + struct sk_security_struct *sksec = sk->sk_security; struct netlbl_lsm_secattr secattr; rcu_read_lock(); if (level == IPPROTO_IP && optname == IP_OPTIONS && sksec->nlbl_state == NLBL_LABELED) { netlbl_secattr_init(&secattr); - rc = netlbl_socket_getattr(sock, &secattr); + lock_sock(sk); + rc = netlbl_sock_getattr(sk, &secattr); + release_sock(sk); if (rc == 0 && secattr.flags != NETLBL_SECATTR_NONE) rc = -EACCES; netlbl_secattr_destroy(&secattr); diff --git a/sound/arm/sa11xx-uda1341.c b/sound/arm/sa11xx-uda1341.c index c7e1b264619..e7ed868fa7c 100644 --- a/sound/arm/sa11xx-uda1341.c +++ b/sound/arm/sa11xx-uda1341.c @@ -987,7 +987,7 @@ static int __init sa11xx_uda1341_init(void) if (platform_get_drvdata(device)) return 0; platform_device_unregister(device); - err = -ENODEV + err = -ENODEV; } else err = PTR_ERR(device); platform_driver_unregister(&sa11xx_uda1341_driver); diff --git a/sound/pci/ali5451/ali5451.c b/sound/pci/ali5451/ali5451.c index e1ed59549c5..cb59f994c68 100644 --- a/sound/pci/ali5451/ali5451.c +++ b/sound/pci/ali5451/ali5451.c @@ -1250,7 +1250,7 @@ static int snd_ali_playback_hw_params(struct snd_pcm_substream *substream, evoice->substream = substream; } } else { - if (!evoice) { + if (evoice) { snd_ali_free_voice(codec, evoice); pvoice->extra = evoice = NULL; } @@ -1267,7 +1267,7 @@ static int snd_ali_playback_hw_free(struct snd_pcm_substream *substream) struct snd_ali_voice *evoice = pvoice ? pvoice->extra : NULL; snd_pcm_lib_free_pages(substream); - if (!evoice) { + if (evoice) { snd_ali_free_voice(codec, evoice); pvoice->extra = NULL; } @@ -1356,7 +1356,7 @@ static int snd_ali_playback_prepare(struct snd_pcm_substream *substream) VOL, CTRL, EC); - if (!evoice) { + if (evoice) { evoice->count = pvoice->count; evoice->eso = pvoice->count << 1; ESO = evoice->eso - 1; diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c index 8e89d56b640..f87f8f08895 100644 --- a/sound/pci/hda/hda_codec.c +++ b/sound/pci/hda/hda_codec.c @@ -713,6 +713,19 @@ static u32 query_amp_caps(struct hda_codec *codec, hda_nid_t nid, int direction) return info->amp_caps; } +int snd_hda_override_amp_caps(struct hda_codec *codec, hda_nid_t nid, int dir, + unsigned int caps) +{ + struct hda_amp_info *info; + + info = get_alloc_amp_hash(codec, HDA_HASH_KEY(nid, dir, 0)); + if (!info) + return -EINVAL; + info->amp_caps = caps; + info->status |= INFO_AMP_CAPS; + return 0; +} + /* * read the current volume to info * if the cache exists, read the cache value. diff --git a/sound/pci/hda/hda_local.h b/sound/pci/hda/hda_local.h index be12b8814c3..f91ea5ec9f6 100644 --- a/sound/pci/hda/hda_local.h +++ b/sound/pci/hda/hda_local.h @@ -277,5 +277,7 @@ static inline u32 get_wcaps(struct hda_codec *codec, hda_nid_t nid) return codec->wcaps[nid - codec->start_nid]; } +int snd_hda_override_amp_caps(struct hda_codec *codec, hda_nid_t nid, int dir, + unsigned int caps); #endif /* __SOUND_HDA_LOCAL_H */ diff --git a/sound/pci/hda/patch_conexant.c b/sound/pci/hda/patch_conexant.c index a5a4b2bddf2..bef214bcddd 100644 --- a/sound/pci/hda/patch_conexant.c +++ b/sound/pci/hda/patch_conexant.c @@ -705,6 +705,17 @@ static struct snd_kcontrol_new cxt5045_test_mixer[] = { .get = conexant_mux_enum_get, .put = conexant_mux_enum_put, }, + /* Audio input controls */ + HDA_CODEC_VOLUME("Input-1 Volume", 0x1a, 0x0, HDA_INPUT), + HDA_CODEC_MUTE("Input-1 Switch", 0x1a, 0x0, HDA_INPUT), + HDA_CODEC_VOLUME("Input-2 Volume", 0x1a, 0x1, HDA_INPUT), + HDA_CODEC_MUTE("Input-2 Switch", 0x1a, 0x1, HDA_INPUT), + HDA_CODEC_VOLUME("Input-3 Volume", 0x1a, 0x2, HDA_INPUT), + HDA_CODEC_MUTE("Input-3 Switch", 0x1a, 0x2, HDA_INPUT), + HDA_CODEC_VOLUME("Input-4 Volume", 0x1a, 0x3, HDA_INPUT), + HDA_CODEC_MUTE("Input-4 Switch", 0x1a, 0x3, HDA_INPUT), + HDA_CODEC_VOLUME("Input-5 Volume", 0x1a, 0x4, HDA_INPUT), + HDA_CODEC_MUTE("Input-5 Switch", 0x1a, 0x4, HDA_INPUT), { } /* end */ }; @@ -947,6 +958,23 @@ static void cxt5047_hp_automute(struct hda_codec *codec) snd_hda_codec_amp_update(codec, 0x1c, 1, HDA_OUTPUT, 0, 0x80, bits); } +/* mute internal speaker if HP is plugged */ +static void cxt5047_hp2_automute(struct hda_codec *codec) +{ + struct conexant_spec *spec = codec->spec; + unsigned int bits; + + spec->hp_present = snd_hda_codec_read(codec, 0x13, 0, + AC_VERB_GET_PIN_SENSE, 0) & 0x80000000; + + bits = spec->hp_present ? 0x80 : 0; + snd_hda_codec_amp_update(codec, 0x1d, 0, HDA_OUTPUT, 0, 0x80, bits); + snd_hda_codec_amp_update(codec, 0x1d, 1, HDA_OUTPUT, 0, 0x80, bits); + /* Mute/Unmute PCM 2 for good measure - some systems need this */ + snd_hda_codec_amp_update(codec, 0x1c, 0, HDA_OUTPUT, 0, 0x80, bits); + snd_hda_codec_amp_update(codec, 0x1c, 1, HDA_OUTPUT, 0, 0x80, bits); +} + /* toggle input of built-in and mic jack appropriately */ static void cxt5047_hp_automic(struct hda_codec *codec) { @@ -985,6 +1013,21 @@ static void cxt5047_hp_unsol_event(struct hda_codec *codec, } } +/* unsolicited event for HP jack sensing - non-EAPD systems */ +static void cxt5047_hp2_unsol_event(struct hda_codec *codec, + unsigned int res) +{ + res >>= 26; + switch (res) { + case CONEXANT_HP_EVENT: + cxt5047_hp2_automute(codec); + break; + case CONEXANT_MIC_EVENT: + cxt5047_hp_automic(codec); + break; + } +} + static struct snd_kcontrol_new cxt5047_mixers[] = { HDA_CODEC_VOLUME("Mic Bypass Capture Volume", 0x19, 0x02, HDA_INPUT), HDA_CODEC_MUTE("Mic Bypass Capture Switch", 0x19, 0x02, HDA_INPUT), @@ -1300,19 +1343,20 @@ static int patch_cxt5047(struct hda_codec *codec) spec->channel_mode = cxt5047_modes, codec->patch_ops = conexant_patch_ops; - codec->patch_ops.unsol_event = cxt5047_hp_unsol_event; board_config = snd_hda_check_board_config(codec, CXT5047_MODELS, cxt5047_models, cxt5047_cfg_tbl); switch (board_config) { case CXT5047_LAPTOP: + codec->patch_ops.unsol_event = cxt5047_hp2_unsol_event; break; case CXT5047_LAPTOP_HP: spec->input_mux = &cxt5047_hp_capture_source; spec->num_init_verbs = 2; spec->init_verbs[1] = cxt5047_hp_init_verbs; spec->mixers[0] = cxt5047_hp_mixers; + codec->patch_ops.unsol_event = cxt5047_hp_unsol_event; codec->patch_ops.init = cxt5047_hp_init; break; case CXT5047_LAPTOP_EAPD: @@ -1320,12 +1364,14 @@ static int patch_cxt5047(struct hda_codec *codec) spec->num_init_verbs = 2; spec->init_verbs[1] = cxt5047_toshiba_init_verbs; spec->mixers[0] = cxt5047_toshiba_mixers; + codec->patch_ops.unsol_event = cxt5047_hp_unsol_event; break; #ifdef CONFIG_SND_DEBUG case CXT5047_TEST: spec->input_mux = &cxt5047_test_capture_source; spec->mixers[0] = cxt5047_test_mixer; spec->init_verbs[0] = cxt5047_test_init_verbs; + codec->patch_ops.unsol_event = cxt5047_hp_unsol_event; #endif } return 0; diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index 34ac6346953..4776de93928 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -6379,8 +6379,10 @@ static struct snd_pci_quirk alc883_cfg_tbl[] = { SND_PCI_QUIRK(0x1458, 0xa002, "MSI", ALC883_6ST_DIG), SND_PCI_QUIRK(0x1462, 0x6668, "MSI", ALC883_6ST_DIG), SND_PCI_QUIRK(0x1462, 0x7187, "MSI", ALC883_6ST_DIG), + SND_PCI_QUIRK(0x1462, 0x7250, "MSI", ALC883_6ST_DIG), SND_PCI_QUIRK(0x1462, 0x7280, "MSI", ALC883_6ST_DIG), SND_PCI_QUIRK(0x1462, 0x0579, "MSI", ALC883_TARGA_2ch_DIG), + SND_PCI_QUIRK(0x1462, 0x3729, "MSI S420", ALC883_TARGA_DIG), SND_PCI_QUIRK(0x1462, 0x3ef9, "MSI", ALC883_TARGA_DIG), SND_PCI_QUIRK(0x1462, 0x3b7f, "MSI", ALC883_TARGA_2ch_DIG), SND_PCI_QUIRK(0x1462, 0x3fcc, "MSI", ALC883_TARGA_DIG), @@ -6391,6 +6393,7 @@ static struct snd_pci_quirk alc883_cfg_tbl[] = { SND_PCI_QUIRK(0x1462, 0x4324, "MSI", ALC883_TARGA_DIG), SND_PCI_QUIRK(0x1462, 0xa422, "MSI", ALC883_TARGA_2ch_DIG), SND_PCI_QUIRK(0x1025, 0, "Acer laptop", ALC883_ACER), + SND_PCI_QUIRK(0x15d9, 0x8780, "Supermicro PDSBA", ALC883_3ST_6ch), SND_PCI_QUIRK(0x161f, 0x2054, "Medion laptop", ALC883_MEDION), SND_PCI_QUIRK(0x1071, 0x8258, "Evesham Voyaeger", ALC883_LAPTOP_EAPD), SND_PCI_QUIRK(0x8086, 0xd601, "D102GGC", ALC883_3ST_6ch), @@ -8765,7 +8768,6 @@ static struct snd_pci_quirk alc861_cfg_tbl[] = { SND_PCI_QUIRK(0x1043, 0x1338, "ASUS F2/3", ALC861_ASUS_LAPTOP), SND_PCI_QUIRK(0x1043, 0x13d7, "ASUS A9rp", ALC861_ASUS_LAPTOP), SND_PCI_QUIRK(0x1043, 0x1393, "ASUS", ALC861_ASUS), - SND_PCI_QUIRK(0x1043, 0x81e7, "ASUS", ALC660_3ST), SND_PCI_QUIRK(0x1179, 0xff00, "Toshiba", ALC861_TOSHIBA), SND_PCI_QUIRK(0x1179, 0xff10, "Toshiba", ALC861_TOSHIBA), SND_PCI_QUIRK(0x1584, 0x9072, "Uniwill m31", ALC861_UNIWILL_M31), @@ -9473,6 +9475,7 @@ static const char *alc861vd_models[ALC861VD_MODEL_LAST] = { static struct snd_pci_quirk alc861vd_cfg_tbl[] = { SND_PCI_QUIRK(0x1043, 0x12e2, "Asus z35m", ALC660VD_3ST), SND_PCI_QUIRK(0x1043, 0x1339, "Asus G1", ALC660VD_3ST), + SND_PCI_QUIRK(0x1043, 0x81e7, "ASUS", ALC660VD_3ST), SND_PCI_QUIRK(0x10de, 0x03f0, "Realtek ALC660 demo", ALC660VD_3ST), SND_PCI_QUIRK(0x1019, 0xa88d, "Realtek ALC660 demo", ALC660VD_3ST), diff --git a/sound/pci/hda/patch_si3054.c b/sound/pci/hda/patch_si3054.c index 6fcda9bcf0c..43f537ef40b 100644 --- a/sound/pci/hda/patch_si3054.c +++ b/sound/pci/hda/patch_si3054.c @@ -304,6 +304,8 @@ struct hda_codec_preset snd_hda_preset_si3054[] = { { .id = 0x10573055, .name = "Si3054", .patch = patch_si3054 }, { .id = 0x10573057, .name = "Si3054", .patch = patch_si3054 }, { .id = 0x10573155, .name = "Si3054", .patch = patch_si3054 }, + /* Asus A8J Modem (SM56) */ + { .id = 0x15433155, .name = "Si3054", .patch = patch_si3054 }, {} }; diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c index a6a0a80edc3..e3964fc4c40 100644 --- a/sound/pci/hda/patch_sigmatel.c +++ b/sound/pci/hda/patch_sigmatel.c @@ -51,6 +51,7 @@ enum { STAC_925x_REF, STAC_M2_2, STAC_MA6, + STAC_PA6, STAC_925x_MODELS }; @@ -152,6 +153,10 @@ static hda_nid_t stac925x_dac_nids[1] = { 0x02, }; +static hda_nid_t stac925x_dmic_nids[1] = { + 0x15, +}; + static hda_nid_t stac922x_adc_nids[2] = { 0x06, 0x07, }; @@ -469,6 +474,14 @@ static struct snd_pci_quirk stac9200_cfg_tbl[] = { "Dell Precision M90", STAC_REF), SND_PCI_QUIRK(PCI_VENDOR_ID_DELL, 0x01d6, "unknown Dell", STAC_REF), + SND_PCI_QUIRK(PCI_VENDOR_ID_DELL, 0x01d8, + "Dell Inspiron 640m", STAC_REF), + SND_PCI_QUIRK(PCI_VENDOR_ID_DELL, 0x01f5, + "Dell Inspiron 1501", STAC_REF), + + /* Panasonic */ + SND_PCI_QUIRK(0x10f7, 0x8338, "Panasonic CF-74", STAC_REF), + {} /* terminator */ }; @@ -482,29 +495,38 @@ static unsigned int stac925x_MA6_pin_configs[8] = { 0x90a70320, 0x90100211, 0x400003f1, 0x9033032e, }; +static unsigned int stac925x_PA6_pin_configs[8] = { + 0x40c003f0, 0x424503f2, 0x01813022, 0x02a19021, + 0x50a103f0, 0x90100211, 0x400003f1, 0x9033032e, +}; + static unsigned int stac925xM2_2_pin_configs[8] = { - 0x40c003f3, 0x424503f2, 0x041800f4, 0x02a19020, - 0x50a103F0, 0x90100210, 0x400003f1, 0x9033032e, + 0x40c003f3, 0x424503f2, 0x04180011, 0x02a19020, + 0x50a103f0, 0x90100212, 0x400003f1, 0x9033032e, }; static unsigned int *stac925x_brd_tbl[STAC_925x_MODELS] = { [STAC_REF] = ref925x_pin_configs, [STAC_M2_2] = stac925xM2_2_pin_configs, [STAC_MA6] = stac925x_MA6_pin_configs, + [STAC_PA6] = stac925x_PA6_pin_configs, }; static const char *stac925x_models[STAC_925x_MODELS] = { [STAC_REF] = "ref", [STAC_M2_2] = "m2-2", [STAC_MA6] = "m6", + [STAC_PA6] = "pa6", }; static struct snd_pci_quirk stac925x_cfg_tbl[] = { /* SigmaTel reference board */ SND_PCI_QUIRK(PCI_VENDOR_ID_INTEL, 0x2668, "DFI LanParty", STAC_REF), + SND_PCI_QUIRK(0x8384, 0x7632, "Stac9202 Reference Board", STAC_REF), SND_PCI_QUIRK(0x107b, 0x0316, "Gateway M255", STAC_REF), SND_PCI_QUIRK(0x107b, 0x0366, "Gateway MP6954", STAC_REF), SND_PCI_QUIRK(0x107b, 0x0461, "Gateway NX560XL", STAC_MA6), + SND_PCI_QUIRK(0x107b, 0x0681, "Gateway NX860", STAC_PA6), SND_PCI_QUIRK(0x1002, 0x437b, "Gateway MX6453", STAC_M2_2), {} /* terminator */ }; @@ -1742,6 +1764,21 @@ static void stac92xx_set_pinctl(struct hda_codec *codec, hda_nid_t nid, unsigned int pin_ctl = snd_hda_codec_read(codec, nid, 0, AC_VERB_GET_PIN_WIDGET_CONTROL, 0x00); + if (pin_ctl & AC_PINCTL_IN_EN) { + /* + * we need to check the current set-up direction of + * shared input pins since they can be switched via + * "xxx as Output" mixer switch + */ + struct sigmatel_spec *spec = codec->spec; + struct auto_pin_cfg *cfg = &spec->autocfg; + if ((nid == cfg->input_pins[AUTO_PIN_LINE] && + spec->line_switch) || + (nid == cfg->input_pins[AUTO_PIN_MIC] && + spec->mic_switch)) + return; + } + /* if setting pin direction bits, clear the current direction bits first */ if (flag & (AC_PINCTL_IN_EN | AC_PINCTL_OUT_EN)) @@ -1911,7 +1948,8 @@ static int patch_stac925x(struct hda_codec *codec) stac925x_cfg_tbl); again: if (spec->board_config < 0) { - snd_printdd(KERN_INFO "hda_codec: Unknown model for STAC925x, using BIOS defaults\n"); + snd_printdd(KERN_INFO "hda_codec: Unknown model for STAC925x," + "using BIOS defaults\n"); err = stac92xx_save_bios_config_regs(codec); if (err < 0) { stac92xx_free(codec); @@ -1929,7 +1967,18 @@ static int patch_stac925x(struct hda_codec *codec) spec->adc_nids = stac925x_adc_nids; spec->mux_nids = stac925x_mux_nids; spec->num_muxes = 1; - spec->num_dmics = 0; + switch (codec->vendor_id) { + case 0x83847632: /* STAC9202 */ + case 0x83847633: /* STAC9202D */ + case 0x83847636: /* STAC9251 */ + case 0x83847637: /* STAC9251D */ + spec->num_dmics = 1; + spec->dmic_nids = stac925x_dmic_nids; + break; + default: + spec->num_dmics = 0; + break; + } spec->init = stac925x_core_init; spec->mixer = stac925x_mixer; @@ -2110,6 +2159,13 @@ static int patch_stac927x(struct hda_codec *codec) codec->patch_ops = stac92xx_patch_ops; + /* Fix Mux capture level; max to 2 */ + snd_hda_override_amp_caps(codec, 0x12, HDA_OUTPUT, + (0 << AC_AMPCAP_OFFSET_SHIFT) | + (2 << AC_AMPCAP_NUM_STEPS_SHIFT) | + (0x27 << AC_AMPCAP_STEP_SIZE_SHIFT) | + (0 << AC_AMPCAP_MUTE_SHIFT)); + return 0; } diff --git a/sound/soc/s3c24xx/s3c24xx-pcm.c b/sound/soc/s3c24xx/s3c24xx-pcm.c index 21dc6974d6a..bfbdc3cbd43 100644 --- a/sound/soc/s3c24xx/s3c24xx-pcm.c +++ b/sound/soc/s3c24xx/s3c24xx-pcm.c @@ -337,6 +337,8 @@ static int s3c24xx_pcm_open(struct snd_pcm_substream *substream) if (prtd == NULL) return -ENOMEM; + spin_lock_init(&prtd->lock); + runtime->private_data = prtd; return 0; } |