diff options
662 files changed, 19729 insertions, 6928 deletions
diff --git a/Documentation/ABI/testing/sysfs-class-usb_host b/Documentation/ABI/testing/sysfs-class-uwb_rc-wusbhc index 46b66ad1f1b..4e8106f7cfd 100644 --- a/Documentation/ABI/testing/sysfs-class-usb_host +++ b/Documentation/ABI/testing/sysfs-class-uwb_rc-wusbhc @@ -1,4 +1,4 @@ -What: /sys/class/usb_host/usb_hostN/wusb_chid +What: /sys/class/uwb_rc/uwbN/wusbhc/wusb_chid Date: July 2008 KernelVersion: 2.6.27 Contact: David Vrabel <david.vrabel@csr.com> @@ -9,7 +9,7 @@ Description: Set an all zero CHID to stop the host controller. -What: /sys/class/usb_host/usb_hostN/wusb_trust_timeout +What: /sys/class/uwb_rc/uwbN/wusbhc/wusb_trust_timeout Date: July 2008 KernelVersion: 2.6.27 Contact: David Vrabel <david.vrabel@csr.com> diff --git a/Documentation/ABI/testing/sysfs-devices-cache_disable b/Documentation/ABI/testing/sysfs-devices-cache_disable deleted file mode 100644 index 175bb4f7051..00000000000 --- a/Documentation/ABI/testing/sysfs-devices-cache_disable +++ /dev/null @@ -1,18 +0,0 @@ -What: /sys/devices/system/cpu/cpu*/cache/index*/cache_disable_X -Date: August 2008 -KernelVersion: 2.6.27 -Contact: mark.langsdorf@amd.com -Description: These files exist in every cpu's cache index directories. - There are currently 2 cache_disable_# files in each - directory. Reading from these files on a supported - processor will return that cache disable index value - for that processor and node. Writing to one of these - files will cause the specificed cache index to be disabled. - - Currently, only AMD Family 10h Processors support cache index - disable, and only for their L3 caches. See the BIOS and - Kernel Developer's Guide at - http://www.amd.com/us-en/assets/content_type/white_papers_and_tech_docs/31116-Public-GH-BKDG_3.20_2-4-09.pdf - for formatting information and other details on the - cache index disable. -Users: joachim.deguara@amd.com diff --git a/Documentation/ABI/testing/sysfs-devices-system-cpu b/Documentation/ABI/testing/sysfs-devices-system-cpu new file mode 100644 index 00000000000..a703b9e9aeb --- /dev/null +++ b/Documentation/ABI/testing/sysfs-devices-system-cpu @@ -0,0 +1,156 @@ +What: /sys/devices/system/cpu/ +Date: pre-git history +Contact: Linux kernel mailing list <linux-kernel@vger.kernel.org> +Description: + A collection of both global and individual CPU attributes + + Individual CPU attributes are contained in subdirectories + named by the kernel's logical CPU number, e.g.: + + /sys/devices/system/cpu/cpu#/ + +What: /sys/devices/system/cpu/sched_mc_power_savings + /sys/devices/system/cpu/sched_smt_power_savings +Date: June 2006 +Contact: Linux kernel mailing list <linux-kernel@vger.kernel.org> +Description: Discover and adjust the kernel's multi-core scheduler support. + + Possible values are: + + 0 - No power saving load balance (default value) + 1 - Fill one thread/core/package first for long running threads + 2 - Also bias task wakeups to semi-idle cpu package for power + savings + + sched_mc_power_savings is dependent upon SCHED_MC, which is + itself architecture dependent. + + sched_smt_power_savings is dependent upon SCHED_SMT, which + is itself architecture dependent. + + The two files are independent of each other. It is possible + that one file may be present without the other. + + Introduced by git commit 5c45bf27. + + +What: /sys/devices/system/cpu/kernel_max + /sys/devices/system/cpu/offline + /sys/devices/system/cpu/online + /sys/devices/system/cpu/possible + /sys/devices/system/cpu/present +Date: December 2008 +Contact: Linux kernel mailing list <linux-kernel@vger.kernel.org> +Description: CPU topology files that describe kernel limits related to + hotplug. Briefly: + + kernel_max: the maximum cpu index allowed by the kernel + configuration. + + offline: cpus that are not online because they have been + HOTPLUGGED off or exceed the limit of cpus allowed by the + kernel configuration (kernel_max above). + + online: cpus that are online and being scheduled. + + possible: cpus that have been allocated resources and can be + brought online if they are present. + + present: cpus that have been identified as being present in + the system. + + See Documentation/cputopology.txt for more information. + + + +What: /sys/devices/system/cpu/cpu#/node +Date: October 2009 +Contact: Linux memory management mailing list <linux-mm@kvack.org> +Description: Discover NUMA node a CPU belongs to + + When CONFIG_NUMA is enabled, a symbolic link that points + to the corresponding NUMA node directory. + + For example, the following symlink is created for cpu42 + in NUMA node 2: + + /sys/devices/system/cpu/cpu42/node2 -> ../../node/node2 + + +What: /sys/devices/system/cpu/cpu#/topology/core_id + /sys/devices/system/cpu/cpu#/topology/core_siblings + /sys/devices/system/cpu/cpu#/topology/core_siblings_list + /sys/devices/system/cpu/cpu#/topology/physical_package_id + /sys/devices/system/cpu/cpu#/topology/thread_siblings + /sys/devices/system/cpu/cpu#/topology/thread_siblings_list +Date: December 2008 +Contact: Linux kernel mailing list <linux-kernel@vger.kernel.org> +Description: CPU topology files that describe a logical CPU's relationship + to other cores and threads in the same physical package. + + One cpu# directory is created per logical CPU in the system, + e.g. /sys/devices/system/cpu/cpu42/. + + Briefly, the files above are: + + core_id: the CPU core ID of cpu#. Typically it is the + hardware platform's identifier (rather than the kernel's). + The actual value is architecture and platform dependent. + + core_siblings: internal kernel map of cpu#'s hardware threads + within the same physical_package_id. + + core_siblings_list: human-readable list of the logical CPU + numbers within the same physical_package_id as cpu#. + + physical_package_id: physical package id of cpu#. Typically + corresponds to a physical socket number, but the actual value + is architecture and platform dependent. + + thread_siblings: internel kernel map of cpu#'s hardware + threads within the same core as cpu# + + thread_siblings_list: human-readable list of cpu#'s hardware + threads within the same core as cpu# + + See Documentation/cputopology.txt for more information. + + +What: /sys/devices/system/cpu/cpuidle/current_driver + /sys/devices/system/cpu/cpuidle/current_governer_ro +Date: September 2007 +Contact: Linux kernel mailing list <linux-kernel@vger.kernel.org> +Description: Discover cpuidle policy and mechanism + + Various CPUs today support multiple idle levels that are + differentiated by varying exit latencies and power + consumption during idle. + + Idle policy (governor) is differentiated from idle mechanism + (driver) + + current_driver: displays current idle mechanism + + current_governor_ro: displays current idle policy + + See files in Documentation/cpuidle/ for more information. + + +What: /sys/devices/system/cpu/cpu*/cache/index*/cache_disable_X +Date: August 2008 +KernelVersion: 2.6.27 +Contact: mark.langsdorf@amd.com +Description: These files exist in every cpu's cache index directories. + There are currently 2 cache_disable_# files in each + directory. Reading from these files on a supported + processor will return that cache disable index value + for that processor and node. Writing to one of these + files will cause the specificed cache index to be disabled. + + Currently, only AMD Family 10h Processors support cache index + disable, and only for their L3 caches. See the BIOS and + Kernel Developer's Guide at + http://www.amd.com/us-en/assets/content_type/white_papers_and_tech_docs/31116-Public-GH-BKDG_3.20_2-4-09.pdf + for formatting information and other details on the + cache index disable. +Users: joachim.deguara@amd.com diff --git a/Documentation/cputopology.txt b/Documentation/cputopology.txt index b41f3e58aef..f1c5c4bccd3 100644 --- a/Documentation/cputopology.txt +++ b/Documentation/cputopology.txt @@ -1,15 +1,28 @@ -Export cpu topology info via sysfs. Items (attributes) are similar +Export CPU topology info via sysfs. Items (attributes) are similar to /proc/cpuinfo. 1) /sys/devices/system/cpu/cpuX/topology/physical_package_id: -represent the physical package id of cpu X; + + physical package id of cpuX. Typically corresponds to a physical + socket number, but the actual value is architecture and platform + dependent. + 2) /sys/devices/system/cpu/cpuX/topology/core_id: -represent the cpu core id to cpu X; + + the CPU core ID of cpuX. Typically it is the hardware platform's + identifier (rather than the kernel's). The actual value is + architecture and platform dependent. + 3) /sys/devices/system/cpu/cpuX/topology/thread_siblings: -represent the thread siblings to cpu X in the same core; + + internel kernel map of cpuX's hardware threads within the same + core as cpuX + 4) /sys/devices/system/cpu/cpuX/topology/core_siblings: -represent the thread siblings to cpu X in the same physical package; + + internal kernel map of cpuX's hardware threads within the same + physical_package_id. To implement it in an architecture-neutral way, a new source file, drivers/base/topology.c, is to export the 4 attributes. @@ -32,32 +45,32 @@ not defined by include/asm-XXX/topology.h: 3) thread_siblings: just the given CPU 4) core_siblings: just the given CPU -Additionally, cpu topology information is provided under +Additionally, CPU topology information is provided under /sys/devices/system/cpu and includes these files. The internal source for the output is in brackets ("[]"). - kernel_max: the maximum cpu index allowed by the kernel configuration. + kernel_max: the maximum CPU index allowed by the kernel configuration. [NR_CPUS-1] - offline: cpus that are not online because they have been + offline: CPUs that are not online because they have been HOTPLUGGED off (see cpu-hotplug.txt) or exceed the limit - of cpus allowed by the kernel configuration (kernel_max + of CPUs allowed by the kernel configuration (kernel_max above). [~cpu_online_mask + cpus >= NR_CPUS] - online: cpus that are online and being scheduled [cpu_online_mask] + online: CPUs that are online and being scheduled [cpu_online_mask] - possible: cpus that have been allocated resources and can be + possible: CPUs that have been allocated resources and can be brought online if they are present. [cpu_possible_mask] - present: cpus that have been identified as being present in the + present: CPUs that have been identified as being present in the system. [cpu_present_mask] The format for the above output is compatible with cpulist_parse() [see <linux/cpumask.h>]. Some examples follow. -In this example, there are 64 cpus in the system but cpus 32-63 exceed +In this example, there are 64 CPUs in the system but cpus 32-63 exceed the kernel max which is limited to 0..31 by the NR_CPUS config option -being 32. Note also that cpus 2 and 4-31 are not online but could be +being 32. Note also that CPUs 2 and 4-31 are not online but could be brought online as they are both present and possible. kernel_max: 31 @@ -67,8 +80,8 @@ brought online as they are both present and possible. present: 0-31 In this example, the NR_CPUS config option is 128, but the kernel was -started with possible_cpus=144. There are 4 cpus in the system and cpu2 -was manually taken offline (and is the only cpu that can be brought +started with possible_cpus=144. There are 4 CPUs in the system and cpu2 +was manually taken offline (and is the only CPU that can be brought online.) kernel_max: 127 @@ -78,4 +91,4 @@ online.) present: 0-3 See cpu-hotplug.txt for the possible_cpus=NUM kernel start parameter -as well as more information on the various cpumask's. +as well as more information on the various cpumasks. diff --git a/Documentation/debugging-via-ohci1394.txt b/Documentation/debugging-via-ohci1394.txt index 59a91e5c690..611f5a5499b 100644 --- a/Documentation/debugging-via-ohci1394.txt +++ b/Documentation/debugging-via-ohci1394.txt @@ -64,14 +64,14 @@ be used to view the printk buffer of a remote machine, even with live update. Bernhard Kaindl enhanced firescope to support accessing 64-bit machines from 32-bit firescope and vice versa: -- ftp://ftp.suse.de/private/bk/firewire/tools/firescope-0.2.2.tar.bz2 +- http://halobates.de/firewire/firescope-0.2.2.tar.bz2 and he implemented fast system dump (alpha version - read README.txt): -- ftp://ftp.suse.de/private/bk/firewire/tools/firedump-0.1.tar.bz2 +- http://halobates.de/firewire/firedump-0.1.tar.bz2 There is also a gdb proxy for firewire which allows to use gdb to access data which can be referenced from symbols found by gdb in vmlinux: -- ftp://ftp.suse.de/private/bk/firewire/tools/fireproxy-0.33.tar.bz2 +- http://halobates.de/firewire/fireproxy-0.33.tar.bz2 The latest version of this gdb proxy (fireproxy-0.34) can communicate (not yet stable) with kgdb over an memory-based communication module (kgdbom). @@ -178,7 +178,7 @@ Step-by-step instructions for using firescope with early OHCI initialization: Notes ----- -Documentation and specifications: ftp://ftp.suse.de/private/bk/firewire/docs +Documentation and specifications: http://halobates.de/firewire/ FireWire is a trademark of Apple Inc. - for more information please refer to: http://en.wikipedia.org/wiki/FireWire diff --git a/Documentation/feature-removal-schedule.txt b/Documentation/feature-removal-schedule.txt index 89a47b5aff0..bc693fffabe 100644 --- a/Documentation/feature-removal-schedule.txt +++ b/Documentation/feature-removal-schedule.txt @@ -418,6 +418,14 @@ When: 2.6.33 Why: Should be implemented in userspace, policy daemon. Who: Johannes Berg <johannes@sipsolutions.net> +--------------------------- + +What: CONFIG_INOTIFY +When: 2.6.33 +Why: last user (audit) will be converted to the newer more generic + and more easily maintained fsnotify subsystem +Who: Eric Paris <eparis@redhat.com> + ---------------------------- What: lock_policy_rwsem_* and unlock_policy_rwsem_* will not be @@ -451,3 +459,33 @@ Why: OSS sound_core grabs all legacy minors (0-255) of SOUND_MAJOR will also allow making ALSA OSS emulation independent of sound_core. The dependency will be broken then too. Who: Tejun Heo <tj@kernel.org> + +---------------------------- + +What: Support for VMware's guest paravirtuliazation technique [VMI] will be + dropped. +When: 2.6.37 or earlier. +Why: With the recent innovations in CPU hardware acceleration technologies + from Intel and AMD, VMware ran a few experiments to compare these + techniques to guest paravirtualization technique on VMware's platform. + These hardware assisted virtualization techniques have outperformed the + performance benefits provided by VMI in most of the workloads. VMware + expects that these hardware features will be ubiquitous in a couple of + years, as a result, VMware has started a phased retirement of this + feature from the hypervisor. We will be removing this feature from the + Kernel too. Right now we are targeting 2.6.37 but can retire earlier if + technical reasons (read opportunity to remove major chunk of pvops) + arise. + + Please note that VMI has always been an optimization and non-VMI kernels + still work fine on VMware's platform. + Latest versions of VMware's product which support VMI are, + Workstation 7.0 and VSphere 4.0 on ESX side, future maintainence + releases for these products will continue supporting VMI. + + For more details about VMI retirement take a look at this, + http://blogs.vmware.com/guestosguide/2009/09/vmi-retirement.html + +Who: Alok N Kataria <akataria@vmware.com> + +---------------------------- diff --git a/Documentation/filesystems/ext3.txt b/Documentation/filesystems/ext3.txt index 570f9bd9be2..05d5cf1d743 100644 --- a/Documentation/filesystems/ext3.txt +++ b/Documentation/filesystems/ext3.txt @@ -123,10 +123,18 @@ resuid=n The user ID which may use the reserved blocks. sb=n Use alternate superblock at this location. -quota -noquota -grpquota -usrquota +quota These options are ignored by the filesystem. They +noquota are used only by quota tools to recognize volumes +grpquota where quota should be turned on. See documentation +usrquota in the quota-tools package for more details + (http://sourceforge.net/projects/linuxquota). + +jqfmt=<quota type> These options tell filesystem details about quota +usrjquota=<file> so that quota information can be properly updated +grpjquota=<file> during journal replay. They replace the above + quota options. See documentation in the quota-tools + package for more details + (http://sourceforge.net/projects/linuxquota). bh (*) ext3 associates buffer heads to data pages to nobh (a) cache disk block mapping information diff --git a/Documentation/filesystems/ext4.txt b/Documentation/filesystems/ext4.txt index bf4f4b7e11b..6d94e0696f8 100644 --- a/Documentation/filesystems/ext4.txt +++ b/Documentation/filesystems/ext4.txt @@ -134,9 +134,15 @@ ro Mount filesystem read only. Note that ext4 will mount options "ro,noload" can be used to prevent writes to the filesystem. +journal_checksum Enable checksumming of the journal transactions. + This will allow the recovery code in e2fsck and the + kernel to detect corruption in the kernel. It is a + compatible change and will be ignored by older kernels. + journal_async_commit Commit block can be written to disk without waiting for descriptor blocks. If enabled older kernels cannot - mount the device. + mount the device. This will enable 'journal_checksum' + internally. journal=update Update the ext4 file system's journal to the current format. diff --git a/Documentation/flexible-arrays.txt b/Documentation/flexible-arrays.txt index 84eb26808de..cb8a3a00cc9 100644 --- a/Documentation/flexible-arrays.txt +++ b/Documentation/flexible-arrays.txt @@ -1,5 +1,5 @@ Using flexible arrays in the kernel -Last updated for 2.6.31 +Last updated for 2.6.32 Jonathan Corbet <corbet@lwn.net> Large contiguous memory allocations can be unreliable in the Linux kernel. @@ -40,6 +40,13 @@ argument is passed directly to the internal memory allocation calls. With the current code, using flags to ask for high memory is likely to lead to notably unpleasant side effects. +It is also possible to define flexible arrays at compile time with: + + DEFINE_FLEX_ARRAY(name, element_size, total); + +This macro will result in a definition of an array with the given name; the +element size and total will be checked for validity at compile time. + Storing data into a flexible array is accomplished with a call to: int flex_array_put(struct flex_array *array, unsigned int element_nr, @@ -76,16 +83,30 @@ particular element has never been allocated. Note that it is possible to get back a valid pointer for an element which has never been stored in the array. Memory for array elements is allocated one page at a time; a single allocation could provide memory for several -adjacent elements. The flexible array code does not know if a specific -element has been written; it only knows if the associated memory is -present. So a flex_array_get() call on an element which was never stored -in the array has the potential to return a pointer to random data. If the -caller does not have a separate way to know which elements were actually -stored, it might be wise, at least, to add GFP_ZERO to the flags argument -to ensure that all elements are zeroed. - -There is no way to remove a single element from the array. It is possible, -though, to remove all elements with a call to: +adjacent elements. Flexible array elements are normally initialized to the +value FLEX_ARRAY_FREE (defined as 0x6c in <linux/poison.h>), so errors +involving that number probably result from use of unstored array entries. +Note that, if array elements are allocated with __GFP_ZERO, they will be +initialized to zero and this poisoning will not happen. + +Individual elements in the array can be cleared with: + + int flex_array_clear(struct flex_array *array, unsigned int element_nr); + +This function will set the given element to FLEX_ARRAY_FREE and return +zero. If storage for the indicated element is not allocated for the array, +flex_array_clear() will return -EINVAL instead. Note that clearing an +element does not release the storage associated with it; to reduce the +allocated size of an array, call: + + int flex_array_shrink(struct flex_array *array); + +The return value will be the number of pages of memory actually freed. +This function works by scanning the array for pages containing nothing but +FLEX_ARRAY_FREE bytes, so (1) it can be expensive, and (2) it will not work +if the array's pages are allocated with __GFP_ZERO. + +It is possible to remove all elements of an array with a call to: void flex_array_free_parts(struct flex_array *array); diff --git a/Documentation/hwmon/sysfs-interface b/Documentation/hwmon/sysfs-interface index dcbd502c879..82def883361 100644 --- a/Documentation/hwmon/sysfs-interface +++ b/Documentation/hwmon/sysfs-interface @@ -353,10 +353,20 @@ power[1-*]_average Average power use Unit: microWatt RO -power[1-*]_average_interval Power use averaging interval +power[1-*]_average_interval Power use averaging interval. A poll + notification is sent to this file if the + hardware changes the averaging interval. Unit: milliseconds RW +power[1-*]_average_interval_max Maximum power use averaging interval + Unit: milliseconds + RO + +power[1-*]_average_interval_min Minimum power use averaging interval + Unit: milliseconds + RO + power[1-*]_average_highest Historical average maximum power use Unit: microWatt RO @@ -365,6 +375,18 @@ power[1-*]_average_lowest Historical average minimum power use Unit: microWatt RO +power[1-*]_average_max A poll notification is sent to + power[1-*]_average when power use + rises above this value. + Unit: microWatt + RW + +power[1-*]_average_min A poll notification is sent to + power[1-*]_average when power use + sinks below this value. + Unit: microWatt + RW + power[1-*]_input Instantaneous power use Unit: microWatt RO @@ -381,6 +403,39 @@ power[1-*]_reset_history Reset input_highest, input_lowest, average_highest and average_lowest. WO +power[1-*]_accuracy Accuracy of the power meter. + Unit: Percent + RO + +power[1-*]_alarm 1 if the system is drawing more power than the + cap allows; 0 otherwise. A poll notification is + sent to this file when the power use exceeds the + cap. This file only appears if the cap is known + to be enforced by hardware. + RO + +power[1-*]_cap If power use rises above this limit, the + system should take action to reduce power use. + A poll notification is sent to this file if the + cap is changed by the hardware. The *_cap + files only appear if the cap is known to be + enforced by hardware. + Unit: microWatt + RW + +power[1-*]_cap_hyst Margin of hysteresis built around capping and + notification. + Unit: microWatt + RW + +power[1-*]_cap_max Maximum cap that can be set. + Unit: microWatt + RO + +power[1-*]_cap_min Minimum cap that can be set. + Unit: microWatt + RO + ********** * Energy * ********** diff --git a/Documentation/lguest/lguest.c b/Documentation/lguest/lguest.c index ba9373f82ab..098de5bce00 100644 --- a/Documentation/lguest/lguest.c +++ b/Documentation/lguest/lguest.c @@ -42,7 +42,6 @@ #include <signal.h> #include "linux/lguest_launcher.h" #include "linux/virtio_config.h" -#include <linux/virtio_ids.h> #include "linux/virtio_net.h" #include "linux/virtio_blk.h" #include "linux/virtio_console.h" diff --git a/Documentation/sound/alsa/ALSA-Configuration.txt b/Documentation/sound/alsa/ALSA-Configuration.txt index 1c8eb4518ce..fd9a2f67edf 100644 --- a/Documentation/sound/alsa/ALSA-Configuration.txt +++ b/Documentation/sound/alsa/ALSA-Configuration.txt @@ -522,7 +522,7 @@ Prior to version 0.9.0rc4 options had a 'snd_' prefix. This was removed. pcm_devs - Number of PCM devices assigned to each card (default = 1, up to 4) pcm_substreams - Number of PCM substreams assigned to each PCM - (default = 8, up to 16) + (default = 8, up to 128) hrtimer - Use hrtimer (=1, default) or system timer (=0) fake_buffer - Fake buffer allocations (default = 1) diff --git a/Documentation/sound/alsa/HD-Audio-Models.txt b/Documentation/sound/alsa/HD-Audio-Models.txt index 75fddb40f41..4c7f9aee5c4 100644 --- a/Documentation/sound/alsa/HD-Audio-Models.txt +++ b/Documentation/sound/alsa/HD-Audio-Models.txt @@ -359,6 +359,7 @@ STAC9227/9228/9229/927x 5stack-no-fp D965 5stack without front panel dell-3stack Dell Dimension E520 dell-bios Fixes with Dell BIOS setup + volknob Fixes with volume-knob widget 0x24 auto BIOS setup (default) STAC92HD71B* diff --git a/Documentation/trace/ftrace.txt b/Documentation/trace/ftrace.txt index 957b22fde2d..8179692fbb9 100644 --- a/Documentation/trace/ftrace.txt +++ b/Documentation/trace/ftrace.txt @@ -1231,6 +1231,7 @@ something like this simple program: #include <sys/stat.h> #include <fcntl.h> #include <unistd.h> +#include <string.h> #define _STR(x) #x #define STR(x) _STR(x) @@ -1265,6 +1266,7 @@ const char *find_debugfs(void) return NULL; } + strcat(debugfs, "/tracing/"); debugfs_found = 1; return debugfs; diff --git a/Documentation/vm/hwpoison.txt b/Documentation/vm/hwpoison.txt new file mode 100644 index 00000000000..3ffadf8da61 --- /dev/null +++ b/Documentation/vm/hwpoison.txt @@ -0,0 +1,136 @@ +What is hwpoison? + +Upcoming Intel CPUs have support for recovering from some memory errors +(``MCA recovery''). This requires the OS to declare a page "poisoned", +kill the processes associated with it and avoid using it in the future. + +This patchkit implements the necessary infrastructure in the VM. + +To quote the overview comment: + + * High level machine check handler. Handles pages reported by the + * hardware as being corrupted usually due to a 2bit ECC memory or cache + * failure. + * + * This focusses on pages detected as corrupted in the background. + * When the current CPU tries to consume corruption the currently + * running process can just be killed directly instead. This implies + * that if the error cannot be handled for some reason it's safe to + * just ignore it because no corruption has been consumed yet. Instead + * when that happens another machine check will happen. + * + * Handles page cache pages in various states. The tricky part + * here is that we can access any page asynchronous to other VM + * users, because memory failures could happen anytime and anywhere, + * possibly violating some of their assumptions. This is why this code + * has to be extremely careful. Generally it tries to use normal locking + * rules, as in get the standard locks, even if that means the + * error handling takes potentially a long time. + * + * Some of the operations here are somewhat inefficient and have non + * linear algorithmic complexity, because the data structures have not + * been optimized for this case. This is in particular the case + * for the mapping from a vma to a process. Since this case is expected + * to be rare we hope we can get away with this. + +The code consists of a the high level handler in mm/memory-failure.c, +a new page poison bit and various checks in the VM to handle poisoned +pages. + +The main target right now is KVM guests, but it works for all kinds +of applications. KVM support requires a recent qemu-kvm release. + +For the KVM use there was need for a new signal type so that +KVM can inject the machine check into the guest with the proper +address. This in theory allows other applications to handle +memory failures too. The expection is that near all applications +won't do that, but some very specialized ones might. + +--- + +There are two (actually three) modi memory failure recovery can be in: + +vm.memory_failure_recovery sysctl set to zero: + All memory failures cause a panic. Do not attempt recovery. + (on x86 this can be also affected by the tolerant level of the + MCE subsystem) + +early kill + (can be controlled globally and per process) + Send SIGBUS to the application as soon as the error is detected + This allows applications who can process memory errors in a gentle + way (e.g. drop affected object) + This is the mode used by KVM qemu. + +late kill + Send SIGBUS when the application runs into the corrupted page. + This is best for memory error unaware applications and default + Note some pages are always handled as late kill. + +--- + +User control: + +vm.memory_failure_recovery + See sysctl.txt + +vm.memory_failure_early_kill + Enable early kill mode globally + +PR_MCE_KILL + Set early/late kill mode/revert to system default + arg1: PR_MCE_KILL_CLEAR: Revert to system default + arg1: PR_MCE_KILL_SET: arg2 defines thread specific mode + PR_MCE_KILL_EARLY: Early kill + PR_MCE_KILL_LATE: Late kill + PR_MCE_KILL_DEFAULT: Use system global default +PR_MCE_KILL_GET + return current mode + + +--- + +Testing: + +madvise(MADV_POISON, ....) + (as root) + Poison a page in the process for testing + + +hwpoison-inject module through debugfs + /sys/debug/hwpoison/corrupt-pfn + +Inject hwpoison fault at PFN echoed into this file + + +Architecture specific MCE injector + +x86 has mce-inject, mce-test + +Some portable hwpoison test programs in mce-test, see blow. + +--- + +References: + +http://halobates.de/mce-lc09-2.pdf + Overview presentation from LinuxCon 09 + +git://git.kernel.org/pub/scm/utils/cpu/mce/mce-test.git + Test suite (hwpoison specific portable tests in tsrc) + +git://git.kernel.org/pub/scm/utils/cpu/mce/mce-inject.git + x86 specific injector + + +--- + +Limitations: + +- Not all page types are supported and never will. Most kernel internal +objects cannot be recovered, only LRU pages for now. +- Right now hugepage support is missing. + +--- +Andi Kleen, Oct 2009 + diff --git a/MAINTAINERS b/MAINTAINERS index ff968842ce5..a1a2aceca5b 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -65,43 +65,51 @@ trivial patch so apply some common sense. 8. Happy hacking. - ----------------------------------- - -Maintainers List (try to look for most precise areas first) +Descriptions of section entries: + + P: Person (obsolete) + M: Mail patches to: FullName <address@domain> + L: Mailing list that is relevant to this area + W: Web-page with status/info + T: SCM tree type and location. Type is one of: git, hg, quilt, stgit. + S: Status, one of the following: + Supported: Someone is actually paid to look after this. + Maintained: Someone actually looks after it. + Odd Fixes: It has a maintainer but they don't have time to do + much other than throw the odd patch in. See below.. + Orphan: No current maintainer [but maybe you could take the + role as you write your new code]. + Obsolete: Old code. Something tagged obsolete generally means + it has been replaced by a better system and you + should be using that. + F: Files and directories with wildcard patterns. + A trailing slash includes all files and subdirectory files. + F: drivers/net/ all files in and below drivers/net + F: drivers/net/* all files in drivers/net, but not below + F: */net/* all files in "any top level directory"/net + One pattern per line. Multiple F: lines acceptable. + X: Files and directories that are NOT maintained, same rules as F: + Files exclusions are tested before file matches. + Can be useful for excluding a specific subdirectory, for instance: + F: net/ + X: net/ipv6/ + matches all files in and below net excluding net/ipv6/ + K: Keyword perl extended regex pattern to match content in a + patch or file. For instance: + K: of_get_profile + matches patches or files that contain "of_get_profile" + K: \b(printk|pr_(info|err))\b + matches patches or files that contain one or more of the words + printk, pr_info or pr_err + One regex pattern per line. Multiple K: lines acceptable. Note: For the hard of thinking, this list is meant to remain in alphabetical order. If you could add yourselves to it in alphabetical order that would be so much easier [Ed] -P: Person (obsolete) -M: Mail patches to: FullName <address@domain> -L: Mailing list that is relevant to this area -W: Web-page with status/info -T: SCM tree type and location. Type is one of: git, hg, quilt, stgit. -S: Status, one of the following: - - Supported: Someone is actually paid to look after this. - Maintained: Someone actually looks after it. - Odd Fixes: It has a maintainer but they don't have time to do - much other than throw the odd patch in. See below.. - Orphan: No current maintainer [but maybe you could take the - role as you write your new code]. - Obsolete: Old code. Something tagged obsolete generally means - it has been replaced by a better system and you - should be using that. +Maintainers List (try to look for most precise areas first) -F: Files and directories with wildcard patterns. - A trailing slash includes all files and subdirectory files. - F: drivers/net/ all files in and below drivers/net - F: drivers/net/* all files in drivers/net, but not below - F: */net/* all files in "any top level directory"/net - One pattern per line. Multiple F: lines acceptable. -X: Files and directories that are NOT maintained, same rules as F: - Files exclusions are tested before file matches. - Can be useful for excluding a specific subdirectory, for instance: - F: net/ - X: net/ipv6/ - matches all files in and below net excluding net/ipv6/ + ----------------------------------- 3C505 NETWORK DRIVER M: Philip Blundell <philb@gnu.org> @@ -992,7 +1000,7 @@ F: drivers/net/atlx/ ATM M: Chas Williams <chas@cmf.nrl.navy.mil> -L: linux-atm-general@lists.sourceforge.net (subscribers-only) +L: linux-atm-general@lists.sourceforge.net (moderated for non-subscribers) L: netdev@vger.kernel.org W: http://linux-atm.sourceforge.net S: Maintained @@ -1480,6 +1488,7 @@ F: mm/*cgroup* CORETEMP HARDWARE MONITORING DRIVER M: Rudolf Marek <r.marek@assembler.cz> +M: Huaxu Wan <huaxu.wan@intel.com> L: lm-sensors@lm-sensors.org S: Maintained F: Documentation/hwmon/coretemp @@ -2151,7 +2160,7 @@ S: Supported F: arch/powerpc/sysdev/qe_lib/ F: arch/powerpc/include/asm/*qe.h -FREESCALE USB PERIPHERIAL DRIVERS +FREESCALE USB PERIPHERAL DRIVERS M: Li Yang <leoli@freescale.com> L: linux-usb@vger.kernel.org L: linuxppc-dev@ozlabs.org @@ -2202,18 +2211,6 @@ F: Documentation/filesystems/caching/ F: fs/fscache/ F: include/linux/fscache*.h -TRACING -M: Steven Rostedt <rostedt@goodmis.org> -M: Frederic Weisbecker <fweisbec@gmail.com> -M: Ingo Molnar <mingo@redhat.com> -T: git git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip.git tracing/core -S: Maintained -F: Documentation/trace/ftrace.txt -F: arch/*/*/*/ftrace.h -F: arch/*/kernel/ftrace.c -F: include/*/ftrace.h include/trace/ include/linux/trace*.h -F: kernel/trace/ - FUJITSU FR-V (FRV) PORT M: David Howells <dhowells@redhat.com> S: Maintained @@ -2272,9 +2269,8 @@ S: Maintained F: include/asm-generic GENERIC UIO DRIVER FOR PCI DEVICES -M: Michael S. Tsirkin <mst@redhat.com> +M: "Michael S. Tsirkin" <mst@redhat.com> L: kvm@vger.kernel.org -L: linux-kernel@vger.kernel.org S: Supported F: drivers/uio/uio_pci_generic.c @@ -2615,6 +2611,7 @@ L: linux1394-devel@lists.sourceforge.net W: http://www.linux1394.org/ T: git git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394-2.6.git S: Maintained +F: Documentation/debugging-via-ohci1394.txt F: drivers/ieee1394/ IEEE 1394 RAW I/O DRIVER @@ -3003,8 +3000,8 @@ F: scripts/Makefile.* KERNEL JANITORS L: kernel-janitors@vger.kernel.org -W: http://www.kerneljanitors.org/ -S: Maintained +W: http://janitor.kernelnewbies.org/ +S: Odd Fixes KERNEL NFSD, SUNRPC, AND LOCKD SERVERS M: "J. Bruce Fields" <bfields@fieldses.org> @@ -3666,6 +3663,7 @@ NETWORKING [GENERAL] M: "David S. Miller" <davem@davemloft.net> L: netdev@vger.kernel.org W: http://www.linuxfoundation.org/en/Net +W: http://patchwork.ozlabs.org/project/netdev/list/ T: git git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6.git S: Maintained F: net/ @@ -3783,7 +3781,7 @@ F: drivers/video/riva/ F: drivers/video/nvidia/ OMAP SUPPORT -M: "Tony Lindgren <tony@atomide.com>" <tony@atomide.com> +M: Tony Lindgren <tony@atomide.com> L: linux-omap@vger.kernel.org W: http://www.muru.com/linux/omap/ W: http://linux.omap.com/ @@ -3888,6 +3886,15 @@ S: Maintained F: Documentation/i2c/busses/i2c-ocores F: drivers/i2c/busses/i2c-ocores.c +OPEN FIRMWARE AND FLATTENED DEVICE TREE +M: Grant Likely <grant.likely@secretlab.ca> +L: devicetree-discuss@lists.ozlabs.org +W: http://fdt.secretlab.ca +S: Maintained +F: drivers/of +F: include/linux/of*.h +K: of_get_property + OPROFILE M: Robert Richter <robert.richter@amd.com> L: oprofile-list@lists.sf.net @@ -4076,6 +4083,13 @@ M: Peter Zijlstra <a.p.zijlstra@chello.nl> M: Paul Mackerras <paulus@samba.org> M: Ingo Molnar <mingo@elte.hu> S: Supported +F: kernel/perf_event.c +F: include/linux/perf_event.h +F: arch/*/*/kernel/perf_event.c +F: arch/*/include/asm/perf_event.h +F: arch/*/lib/perf_event.c +F: arch/*/kernel/perf_callchain.c +F: tools/perf/ PERSONALITY HANDLING M: Christoph Hellwig <hch@infradead.org> @@ -4316,7 +4330,7 @@ F: drivers/video/aty/aty128fb.c RALINK RT2X00 WIRELESS LAN DRIVER P: rt2x00 project L: linux-wireless@vger.kernel.org -L: users@rt2x00.serialmonkey.com +L: users@rt2x00.serialmonkey.com (moderated for non-subscribers) W: http://rt2x00.serialmonkey.com/ S: Maintained T: git git://git.kernel.org/pub/scm/linux/kernel/git/ivd/rt2x00.git @@ -4525,12 +4539,11 @@ F: kernel/sched* F: include/linux/sched.h SCORE ARCHITECTURE -P: Chen Liqin -M: liqin.chen@sunplusct.com -P: Lennox Wu -M: lennox.wu@gmail.com +M: Chen Liqin <liqin.chen@sunplusct.com> +M: Lennox Wu <lennox.wu@gmail.com> W: http://www.sunplusct.com S: Supported +F: arch/score/ SCSI CDROM DRIVER M: Jens Axboe <axboe@kernel.dk> @@ -4603,20 +4616,20 @@ S: Maintained F: drivers/mmc/host/sdricoh_cs.c SECURE DIGITAL HOST CONTROLLER INTERFACE (SDHCI) DRIVER -S: Orphan -L: linux-mmc@vger.kernel.org -F: drivers/mmc/host/sdhci.* +S: Orphan +L: linux-mmc@vger.kernel.org +F: drivers/mmc/host/sdhci.* SECURE DIGITAL HOST CONTROLLER INTERFACE, OPEN FIRMWARE BINDINGS (SDHCI-OF) M: Anton Vorontsov <avorontsov@ru.mvista.com> L: linuxppc-dev@ozlabs.org -L: linux-mmc@vger.kernel.org +L: linux-mmc@vger.kernel.org S: Maintained -F: drivers/mmc/host/sdhci-of.* +F: drivers/mmc/host/sdhci-of.* SECURE DIGITAL HOST CONTROLLER INTERFACE (SDHCI) SAMSUNG DRIVER M: Ben Dooks <ben-linux@fluff.org> -L: linux-mmc@vger.kernel.org +L: linux-mmc@vger.kernel.org S: Maintained F: drivers/mmc/host/sdhci-s3c.c @@ -4719,8 +4732,7 @@ F: drivers/usb/gadget/lh7a40* F: drivers/usb/host/ohci-lh7a40* SIMPLE FIRMWARE INTERFACE (SFI) -P: Len Brown -M: lenb@kernel.org +M: Len Brown <lenb@kernel.org> L: sfi-devel@simplefirmware.org W: http://simplefirmware.org/ T: git git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-sfi-2.6.git @@ -5168,6 +5180,20 @@ L: tpmdd-devel@lists.sourceforge.net (moderated for non-subscribers) S: Maintained F: drivers/char/tpm/ +TRACING +M: Steven Rostedt <rostedt@goodmis.org> +M: Frederic Weisbecker <fweisbec@gmail.com> +M: Ingo Molnar <mingo@redhat.com> +T: git git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip.git tracing/core +S: Maintained +F: Documentation/trace/ftrace.txt +F: arch/*/*/*/ftrace.h +F: arch/*/kernel/ftrace.c +F: include/*/ftrace.h +F: include/linux/trace*.h +F: include/trace/ +F: kernel/trace/ + TRIVIAL PATCHES M: Jiri Kosina <trivial@kernel.org> T: git git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial.git @@ -5656,6 +5682,13 @@ S: Maintained F: drivers/vlynq/vlynq.c F: include/linux/vlynq.h +VMWARE VMXNET3 ETHERNET DRIVER +M: Shreyas Bhatewara <sbhatewara@vmware.com> +M: VMware, Inc. <pv-drivers@vmware.com> +L: netdev@vger.kernel.org +S: Maintained +F: drivers/net/vmxnet3/ + VOLTAGE AND CURRENT REGULATOR FRAMEWORK M: Liam Girdwood <lrg@slimlogic.co.uk> M: Mark Brown <broonie@opensource.wolfsonmicro.com> @@ -5727,8 +5760,7 @@ S: Maintained F: drivers/scsi/wd7000.c WINBOND CIR DRIVER -P: David Härdeman -M: david@hardeman.nu +M: David Härdeman <david@hardeman.nu> S: Maintained F: drivers/input/misc/winbond-cir.c @@ -5785,9 +5817,7 @@ F: drivers/input/touchscreen/*wm97* F: include/linux/wm97xx.h WOLFSON MICROELECTRONICS PMIC DRIVERS -P: Mark Brown -M: broonie@opensource.wolfsonmicro.com -L: linux-kernel@vger.kernel.org +M: Mark Brown <broonie@opensource.wolfsonmicro.com> T: git git://opensource.wolfsonmicro.com/linux-2.6-audioplus W: http://opensource.wolfsonmicro.com/node/8 S: Supported @@ -1,7 +1,7 @@ VERSION = 2 PATCHLEVEL = 6 SUBLEVEL = 32 -EXTRAVERSION = -rc4 +EXTRAVERSION = -rc5 NAME = Man-Eating Seals of Antiquity # *DOCUMENTATION* @@ -179,46 +179,9 @@ SUBARCH := $(shell uname -m | sed -e s/i.86/i386/ -e s/sun4u/sparc64/ \ # Alternatively CROSS_COMPILE can be set in the environment. # Default value for CROSS_COMPILE is not to prefix executables # Note: Some architectures assign CROSS_COMPILE in their arch/*/Makefile -# -# To force ARCH and CROSS_COMPILE settings include kernel.* files -# in the kernel tree - do not patch this file. export KBUILD_BUILDHOST := $(SUBARCH) - -# Kbuild save the ARCH and CROSS_COMPILE setting in kernel.* files. -# Restore these settings and check that user did not specify -# conflicting values. - -saved_arch := $(shell cat include/generated/kernel.arch 2> /dev/null) -saved_cross := $(shell cat include/generated/kernel.cross 2> /dev/null) - -ifneq ($(CROSS_COMPILE),) - ifneq ($(saved_cross),) - ifneq ($(CROSS_COMPILE),$(saved_cross)) - $(error CROSS_COMPILE changed from \ - "$(saved_cross)" to \ - to "$(CROSS_COMPILE)". \ - Use "make mrproper" to fix it up) - endif - endif -else - CROSS_COMPILE := $(saved_cross) -endif - -ifneq ($(ARCH),) - ifneq ($(saved_arch),) - ifneq ($(saved_arch),$(ARCH)) - $(error ARCH changed from \ - "$(saved_arch)" to "$(ARCH)". \ - Use "make mrproper" to fix it up) - endif - endif -else - ifneq ($(saved_arch),) - ARCH := $(saved_arch) - else - ARCH := $(SUBARCH) - endif -endif +ARCH ?= $(SUBARCH) +CROSS_COMPILE ?= # Architecture as present in compile.h UTS_MACHINE := $(ARCH) @@ -483,11 +446,6 @@ ifeq ($(config-targets),1) include $(srctree)/arch/$(SRCARCH)/Makefile export KBUILD_DEFCONFIG KBUILD_KCONFIG -# save ARCH & CROSS_COMPILE settings -$(shell mkdir -p include/generated && \ - echo $(ARCH) > include/generated/kernel.arch && \ - echo $(CROSS_COMPILE) > include/generated/kernel.cross) - config: scripts_basic outputmakefile FORCE $(Q)mkdir -p include/linux include/config $(Q)$(MAKE) $(build)=scripts/kconfig $@ diff --git a/arch/arm/configs/n8x0_defconfig b/arch/arm/configs/n8x0_defconfig index 8da75dede52..264f52b5c52 100644 --- a/arch/arm/configs/n8x0_defconfig +++ b/arch/arm/configs/n8x0_defconfig @@ -304,7 +304,7 @@ CONFIG_ALIGNMENT_TRAP=y CONFIG_ZBOOT_ROM_TEXT=0x10C08000 CONFIG_ZBOOT_ROM_BSS=0x10200000 # CONFIG_ZBOOT_ROM is not set -CONFIG_CMDLINE="root=1f03 rootfstype=jffs2 console=ttyS0,115200n8" +CONFIG_CMDLINE="root=1f03 rootfstype=jffs2 console=ttyS2,115200n8" # CONFIG_XIP_KERNEL is not set # CONFIG_KEXEC is not set diff --git a/arch/arm/configs/omap3_beagle_defconfig b/arch/arm/configs/omap3_beagle_defconfig index 357d4021e2d..b3c8cce0f8f 100644 --- a/arch/arm/configs/omap3_beagle_defconfig +++ b/arch/arm/configs/omap3_beagle_defconfig @@ -969,7 +969,6 @@ CONFIG_USB_ETH_RNDIS=y # CONFIG_USB_OTG_UTILS=y # CONFIG_USB_GPIO_VBUS is not set -# CONFIG_ISP1301_OMAP is not set CONFIG_TWL4030_USB=y # CONFIG_NOP_USB_XCEIV is not set CONFIG_MMC=y diff --git a/arch/arm/configs/u300_defconfig b/arch/arm/configs/u300_defconfig index 7d61ae6e75d..953ba0297fc 100644 --- a/arch/arm/configs/u300_defconfig +++ b/arch/arm/configs/u300_defconfig @@ -1,14 +1,14 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.31-rc3 -# Thu Jul 16 23:36:10 2009 +# Linux kernel version: 2.6.32-rc5 +# Sat Oct 17 23:32:24 2009 # CONFIG_ARM=y CONFIG_SYS_SUPPORTS_APM_EMULATION=y CONFIG_GENERIC_GPIO=y CONFIG_GENERIC_TIME=y CONFIG_GENERIC_CLOCKEVENTS=y -CONFIG_MMU=y +CONFIG_HAVE_TCM=y CONFIG_GENERIC_HARDIRQS=y CONFIG_STACKTRACE_SUPPORT=y CONFIG_HAVE_LATENCYTOP_SUPPORT=y @@ -44,11 +44,12 @@ CONFIG_SYSVIPC_SYSCTL=y # # RCU Subsystem # -CONFIG_CLASSIC_RCU=y -# CONFIG_TREE_RCU is not set -# CONFIG_PREEMPT_RCU is not set +CONFIG_TREE_RCU=y +# CONFIG_TREE_PREEMPT_RCU is not set +# CONFIG_RCU_TRACE is not set +CONFIG_RCU_FANOUT=32 +# CONFIG_RCU_FANOUT_EXACT is not set # CONFIG_TREE_RCU_TRACE is not set -# CONFIG_PREEMPT_RCU_TRACE is not set # CONFIG_IKCONFIG is not set CONFIG_LOG_BUF_SHIFT=14 # CONFIG_GROUP_SCHED is not set @@ -80,17 +81,15 @@ CONFIG_SHMEM=y # CONFIG_AIO is not set # -# Performance Counters +# Kernel Performance Events And Counters # # CONFIG_VM_EVENT_COUNTERS is not set CONFIG_SLUB_DEBUG=y -# CONFIG_STRIP_ASM_SYMS is not set CONFIG_COMPAT_BRK=y # CONFIG_SLAB is not set CONFIG_SLUB=y # CONFIG_SLOB is not set # CONFIG_PROFILING is not set -# CONFIG_MARKERS is not set CONFIG_HAVE_OPROFILE=y # CONFIG_KPROBES is not set CONFIG_HAVE_KPROBES=y @@ -133,6 +132,7 @@ CONFIG_DEFAULT_IOSCHED="deadline" # # System Type # +CONFIG_MMU=y # CONFIG_ARCH_AAEC2000 is not set # CONFIG_ARCH_INTEGRATOR is not set # CONFIG_ARCH_REALVIEW is not set @@ -147,6 +147,7 @@ CONFIG_DEFAULT_IOSCHED="deadline" # CONFIG_ARCH_STMP3XXX is not set # CONFIG_ARCH_NETX is not set # CONFIG_ARCH_H720X is not set +# CONFIG_ARCH_NOMADIK is not set # CONFIG_ARCH_IOP13XX is not set # CONFIG_ARCH_IOP32X is not set # CONFIG_ARCH_IOP33X is not set @@ -169,11 +170,13 @@ CONFIG_DEFAULT_IOSCHED="deadline" # CONFIG_ARCH_SA1100 is not set # CONFIG_ARCH_S3C2410 is not set # CONFIG_ARCH_S3C64XX is not set +# CONFIG_ARCH_S5PC1XX is not set # CONFIG_ARCH_SHARK is not set # CONFIG_ARCH_LH7A40X is not set CONFIG_ARCH_U300=y # CONFIG_ARCH_DAVINCI is not set # CONFIG_ARCH_OMAP is not set +# CONFIG_ARCH_BCMRING is not set # # ST-Ericsson AB U300/U330/U335/U365 Platform @@ -195,6 +198,7 @@ CONFIG_MACH_U300_BS335=y CONFIG_MACH_U300_DUAL_RAM=y CONFIG_U300_DEBUG=y # CONFIG_MACH_U300_SEMI_IS_SHARED is not set +CONFIG_MACH_U300_SPIDUMMY=y # # All the settings below must match the bootloader's settings @@ -207,7 +211,7 @@ CONFIG_CPU_32=y CONFIG_CPU_ARM926T=y CONFIG_CPU_32v5=y CONFIG_CPU_ABRT_EV5TJ=y -CONFIG_CPU_PABRT_NOIFAR=y +CONFIG_CPU_PABRT_LEGACY=y CONFIG_CPU_CACHE_VIVT=y CONFIG_CPU_COPY_V4WB=y CONFIG_CPU_TLB_V4WBI=y @@ -222,6 +226,7 @@ CONFIG_ARM_THUMB=y # CONFIG_CPU_DCACHE_DISABLE is not set # CONFIG_CPU_DCACHE_WRITETHROUGH is not set # CONFIG_CPU_CACHE_ROUND_ROBIN is not set +CONFIG_ARM_L1_CACHE_SHIFT=5 CONFIG_ARM_VIC=y CONFIG_ARM_VIC_NR=2 CONFIG_COMMON_CLKDEV=y @@ -245,6 +250,8 @@ CONFIG_VMSPLIT_3G=y # CONFIG_VMSPLIT_2G is not set # CONFIG_VMSPLIT_1G is not set CONFIG_PAGE_OFFSET=0xC0000000 +# CONFIG_PREEMPT_NONE is not set +# CONFIG_PREEMPT_VOLUNTARY is not set CONFIG_PREEMPT=y CONFIG_HZ=100 CONFIG_AEABI=y @@ -265,6 +272,7 @@ CONFIG_ZONE_DMA_FLAG=0 CONFIG_VIRT_TO_BUS=y CONFIG_HAVE_MLOCK=y CONFIG_HAVE_MLOCKED_PAGE_BIT=y +# CONFIG_KSM is not set CONFIG_DEFAULT_MMAP_MIN_ADDR=4096 CONFIG_ALIGNMENT_TRAP=y # CONFIG_UACCESS_WITH_MEMCPY is not set @@ -313,6 +321,7 @@ CONFIG_PM=y # CONFIG_PM_DEBUG is not set # CONFIG_SUSPEND is not set # CONFIG_APM_EMULATION is not set +# CONFIG_PM_RUNTIME is not set CONFIG_ARCH_SUSPEND_POSSIBLE=y CONFIG_NET=y @@ -351,6 +360,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic" # CONFIG_NETFILTER is not set # CONFIG_IP_DCCP is not set # CONFIG_IP_SCTP is not set +# CONFIG_RDS is not set # CONFIG_TIPC is not set # CONFIG_ATM is not set # CONFIG_BRIDGE is not set @@ -391,6 +401,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic" # Generic Driver Options # CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" +# CONFIG_DEVTMPFS is not set CONFIG_STANDALONE=y # CONFIG_PREVENT_FIRMWARE_BUILD is not set CONFIG_FW_LOADER=y @@ -402,9 +413,9 @@ CONFIG_EXTRA_FIRMWARE="" # CONFIG_CONNECTOR is not set CONFIG_MTD=y # CONFIG_MTD_DEBUG is not set +# CONFIG_MTD_TESTS is not set # CONFIG_MTD_CONCAT is not set CONFIG_MTD_PARTITIONS=y -# CONFIG_MTD_TESTS is not set # CONFIG_MTD_REDBOOT_PARTS is not set CONFIG_MTD_CMDLINE_PARTS=y # CONFIG_MTD_AFS_PARTS is not set @@ -453,6 +464,7 @@ CONFIG_MTD_CFI_I2=y # # CONFIG_MTD_DATAFLASH is not set # CONFIG_MTD_M25P80 is not set +# CONFIG_MTD_SST25L is not set # CONFIG_MTD_SLRAM is not set # CONFIG_MTD_PHRAM is not set # CONFIG_MTD_MTDRAM is not set @@ -520,6 +532,7 @@ CONFIG_HAVE_IDE=y # CONFIG_MD is not set # CONFIG_NETDEVICES is not set # CONFIG_ISDN is not set +# CONFIG_PHONE is not set # # Input device support @@ -540,12 +553,16 @@ CONFIG_INPUT_EVDEV=y # Input Device Drivers # CONFIG_INPUT_KEYBOARD=y +# CONFIG_KEYBOARD_ADP5588 is not set # CONFIG_KEYBOARD_ATKBD is not set +# CONFIG_QT2160 is not set # CONFIG_KEYBOARD_LKKBD is not set # CONFIG_KEYBOARD_GPIO is not set # CONFIG_KEYBOARD_MATRIX is not set # CONFIG_KEYBOARD_LM8323 is not set +# CONFIG_KEYBOARD_MAX7359 is not set # CONFIG_KEYBOARD_NEWTON is not set +# CONFIG_KEYBOARD_OPENCORES is not set # CONFIG_KEYBOARD_STOWAWAY is not set # CONFIG_KEYBOARD_SUNKBD is not set # CONFIG_KEYBOARD_XTKBD is not set @@ -597,6 +614,7 @@ CONFIG_LEGACY_PTY_COUNT=16 # CONFIG_TCG_TPM is not set CONFIG_I2C=y CONFIG_I2C_BOARDINFO=y +CONFIG_I2C_COMPAT=y # CONFIG_I2C_CHARDEV is not set CONFIG_I2C_HELPER_AUTO=y @@ -629,9 +647,6 @@ CONFIG_I2C_STU300=y # Miscellaneous I2C Chip support # # CONFIG_DS1682 is not set -# CONFIG_SENSORS_PCF8574 is not set -# CONFIG_PCF8575 is not set -# CONFIG_SENSORS_PCA9539 is not set # CONFIG_SENSORS_TSL2550 is not set # CONFIG_I2C_DEBUG_CORE is not set # CONFIG_I2C_DEBUG_ALGO is not set @@ -653,16 +668,21 @@ CONFIG_SPI_PL022=y # # CONFIG_SPI_SPIDEV is not set # CONFIG_SPI_TLE62X0 is not set + +# +# PPS support +# +# CONFIG_PPS is not set # CONFIG_W1 is not set CONFIG_POWER_SUPPLY=y # CONFIG_POWER_SUPPLY_DEBUG is not set # CONFIG_PDA_POWER is not set # CONFIG_BATTERY_DS2760 is not set +# CONFIG_BATTERY_DS2782 is not set # CONFIG_BATTERY_BQ27x00 is not set # CONFIG_BATTERY_MAX17040 is not set # CONFIG_HWMON is not set # CONFIG_THERMAL is not set -# CONFIG_THERMAL_HWMON is not set CONFIG_WATCHDOG=y # CONFIG_WATCHDOG_NOWAYOUT is not set @@ -690,10 +710,24 @@ CONFIG_SSB_POSSIBLE=y # CONFIG_MFD_TC6387XB is not set # CONFIG_PMIC_DA903X is not set # CONFIG_MFD_WM8400 is not set +# CONFIG_MFD_WM831X is not set # CONFIG_MFD_WM8350_I2C is not set # CONFIG_MFD_PCF50633 is not set +# CONFIG_MFD_MC13783 is not set CONFIG_AB3100_CORE=y +CONFIG_AB3100_OTP=y # CONFIG_EZX_PCAP is not set +CONFIG_REGULATOR=y +# CONFIG_REGULATOR_DEBUG is not set +# CONFIG_REGULATOR_FIXED_VOLTAGE is not set +# CONFIG_REGULATOR_VIRTUAL_CONSUMER is not set +# CONFIG_REGULATOR_USERSPACE_CONSUMER is not set +# CONFIG_REGULATOR_BQ24022 is not set +# CONFIG_REGULATOR_MAX1586 is not set +# CONFIG_REGULATOR_LP3971 is not set +CONFIG_REGULATOR_AB3100=y +# CONFIG_REGULATOR_TPS65023 is not set +# CONFIG_REGULATOR_TPS6507X is not set # CONFIG_MEDIA_SUPPORT is not set # @@ -792,9 +826,10 @@ CONFIG_MMC_BLOCK_BOUNCE=y # CONFIG_MMC_ARMMMCI=y # CONFIG_MMC_SDHCI is not set +# CONFIG_MMC_AT91 is not set +# CONFIG_MMC_ATMELMCI is not set # CONFIG_MMC_SPI is not set # CONFIG_MEMSTICK is not set -# CONFIG_ACCESSIBILITY is not set CONFIG_NEW_LEDS=y CONFIG_LEDS_CLASS=y @@ -820,10 +855,10 @@ CONFIG_LEDS_TRIGGER_BACKLIGHT=y # # iptables trigger is under Netfilter config (LED target) # +# CONFIG_ACCESSIBILITY is not set CONFIG_RTC_LIB=y CONFIG_RTC_CLASS=y -CONFIG_RTC_HCTOSYS=y -CONFIG_RTC_HCTOSYS_DEVICE="rtc0" +# CONFIG_RTC_HCTOSYS is not set # CONFIG_RTC_DEBUG is not set # @@ -863,6 +898,7 @@ CONFIG_RTC_INTF_DEV=y # CONFIG_RTC_DRV_R9701 is not set # CONFIG_RTC_DRV_RS5C348 is not set # CONFIG_RTC_DRV_DS3234 is not set +# CONFIG_RTC_DRV_PCF2123 is not set # # Platform RTC drivers @@ -878,27 +914,25 @@ CONFIG_RTC_INTF_DEV=y # CONFIG_RTC_DRV_M48T59 is not set # CONFIG_RTC_DRV_BQ4802 is not set # CONFIG_RTC_DRV_V3020 is not set +CONFIG_RTC_DRV_AB3100=y # # on-CPU RTC drivers # # CONFIG_RTC_DRV_PL030 is not set # CONFIG_RTC_DRV_PL031 is not set +CONFIG_RTC_DRV_COH901331=y CONFIG_DMADEVICES=y # # DMA Devices # # CONFIG_AUXDISPLAY is not set -CONFIG_REGULATOR=y -# CONFIG_REGULATOR_DEBUG is not set -# CONFIG_REGULATOR_FIXED_VOLTAGE is not set -# CONFIG_REGULATOR_VIRTUAL_CONSUMER is not set -# CONFIG_REGULATOR_USERSPACE_CONSUMER is not set -# CONFIG_REGULATOR_BQ24022 is not set -# CONFIG_REGULATOR_MAX1586 is not set -# CONFIG_REGULATOR_LP3971 is not set # CONFIG_UIO is not set + +# +# TI VLYNQ +# # CONFIG_STAGING is not set # @@ -913,6 +947,7 @@ CONFIG_REGULATOR=y # CONFIG_XFS_FS is not set # CONFIG_OCFS2_FS is not set # CONFIG_BTRFS_FS is not set +# CONFIG_NILFS2_FS is not set CONFIG_FILE_LOCKING=y CONFIG_FSNOTIFY=y # CONFIG_DNOTIFY is not set @@ -975,7 +1010,6 @@ CONFIG_MISC_FILESYSTEMS=y # CONFIG_ROMFS_FS is not set # CONFIG_SYSV_FS is not set # CONFIG_UFS_FS is not set -# CONFIG_NILFS2_FS is not set # CONFIG_NETWORK_FILESYSTEMS is not set # @@ -1033,6 +1067,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y CONFIG_ENABLE_MUST_CHECK=y CONFIG_FRAME_WARN=1024 # CONFIG_MAGIC_SYSRQ is not set +# CONFIG_STRIP_ASM_SYMS is not set # CONFIG_UNUSED_SYMBOLS is not set # CONFIG_DEBUG_FS is not set # CONFIG_HEADERS_CHECK is not set @@ -1066,11 +1101,13 @@ CONFIG_DEBUG_INFO=y # CONFIG_DEBUG_LIST is not set # CONFIG_DEBUG_SG is not set # CONFIG_DEBUG_NOTIFIERS is not set +# CONFIG_DEBUG_CREDENTIALS is not set # CONFIG_BOOT_PRINTK_DELAY is not set # CONFIG_RCU_TORTURE_TEST is not set # CONFIG_RCU_CPU_STALL_DETECTOR is not set # CONFIG_BACKTRACE_SELF_TEST is not set # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set +# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set # CONFIG_FAULT_INJECTION is not set # CONFIG_LATENCYTOP is not set # CONFIG_SYSCTL_SYSCALL_CHECK is not set @@ -1121,6 +1158,7 @@ CONFIG_GENERIC_FIND_LAST_BIT=y # CONFIG_CRC32 is not set # CONFIG_CRC7 is not set # CONFIG_LIBCRC32C is not set +CONFIG_GENERIC_ALLOCATOR=y CONFIG_HAS_IOMEM=y CONFIG_HAS_IOPORT=y CONFIG_HAS_DMA=y diff --git a/arch/arm/include/asm/cacheflush.h b/arch/arm/include/asm/cacheflush.h index fd03fb63a33..3d0cdd21b88 100644 --- a/arch/arm/include/asm/cacheflush.h +++ b/arch/arm/include/asm/cacheflush.h @@ -414,9 +414,14 @@ extern void __flush_dcache_page(struct address_space *mapping, struct page *page static inline void __flush_icache_all(void) { +#ifdef CONFIG_ARM_ERRATA_411920 + extern void v6_icache_inval_all(void); + v6_icache_inval_all(); +#else asm("mcr p15, 0, %0, c7, c5, 0 @ invalidate I-cache\n" : : "r" (0)); +#endif } #define ARCH_HAS_FLUSH_ANON_PAGE diff --git a/arch/arm/include/asm/elf.h b/arch/arm/include/asm/elf.h index c3b911ee915..6aac3f5bb2f 100644 --- a/arch/arm/include/asm/elf.h +++ b/arch/arm/include/asm/elf.h @@ -98,6 +98,9 @@ extern int elf_check_arch(const struct elf32_hdr *); extern int arm_elf_read_implies_exec(const struct elf32_hdr *, int); #define elf_read_implies_exec(ex,stk) arm_elf_read_implies_exec(&(ex), stk) +int dump_task_regs(struct task_struct *t, elf_gregset_t *elfregs); +#define ELF_CORE_COPY_TASK_REGS dump_task_regs + #define USE_ELF_CORE_DUMP #define ELF_EXEC_PAGESIZE 4096 diff --git a/arch/arm/include/asm/tlbflush.h b/arch/arm/include/asm/tlbflush.h index a45ab5dd825..c2f1605de35 100644 --- a/arch/arm/include/asm/tlbflush.h +++ b/arch/arm/include/asm/tlbflush.h @@ -350,7 +350,7 @@ static inline void local_flush_tlb_mm(struct mm_struct *mm) if (tlb_flag(TLB_WB)) dsb(); - if (cpumask_test_cpu(smp_processor_id(), mm_cpumask(mm))) { + if (cpumask_test_cpu(get_cpu(), mm_cpumask(mm))) { if (tlb_flag(TLB_V3_FULL)) asm("mcr p15, 0, %0, c6, c0, 0" : : "r" (zero) : "cc"); if (tlb_flag(TLB_V4_U_FULL)) @@ -360,6 +360,7 @@ static inline void local_flush_tlb_mm(struct mm_struct *mm) if (tlb_flag(TLB_V4_I_FULL)) asm("mcr p15, 0, %0, c8, c5, 0" : : "r" (zero) : "cc"); } + put_cpu(); if (tlb_flag(TLB_V6_U_ASID)) asm("mcr p15, 0, %0, c8, c7, 2" : : "r" (asid) : "cc"); diff --git a/arch/arm/kernel/entry-armv.S b/arch/arm/kernel/entry-armv.S index 322410be573..0022b4d57f8 100644 --- a/arch/arm/kernel/entry-armv.S +++ b/arch/arm/kernel/entry-armv.S @@ -608,33 +608,33 @@ call_fpe: THUMB( add pc, r8 ) nop - W(mov) pc, lr @ CP#0 + movw_pc lr @ CP#0 W(b) do_fpe @ CP#1 (FPE) W(b) do_fpe @ CP#2 (FPE) - W(mov) pc, lr @ CP#3 + movw_pc lr @ CP#3 #ifdef CONFIG_CRUNCH b crunch_task_enable @ CP#4 (MaverickCrunch) b crunch_task_enable @ CP#5 (MaverickCrunch) b crunch_task_enable @ CP#6 (MaverickCrunch) #else - W(mov) pc, lr @ CP#4 - W(mov) pc, lr @ CP#5 - W(mov) pc, lr @ CP#6 + movw_pc lr @ CP#4 + movw_pc lr @ CP#5 + movw_pc lr @ CP#6 #endif - W(mov) pc, lr @ CP#7 - W(mov) pc, lr @ CP#8 - W(mov) pc, lr @ CP#9 + movw_pc lr @ CP#7 + movw_pc lr @ CP#8 + movw_pc lr @ CP#9 #ifdef CONFIG_VFP W(b) do_vfp @ CP#10 (VFP) W(b) do_vfp @ CP#11 (VFP) #else - W(mov) pc, lr @ CP#10 (VFP) - W(mov) pc, lr @ CP#11 (VFP) + movw_pc lr @ CP#10 (VFP) + movw_pc lr @ CP#11 (VFP) #endif - W(mov) pc, lr @ CP#12 - W(mov) pc, lr @ CP#13 - W(mov) pc, lr @ CP#14 (Debug) - W(mov) pc, lr @ CP#15 (Control) + movw_pc lr @ CP#12 + movw_pc lr @ CP#13 + movw_pc lr @ CP#14 (Debug) + movw_pc lr @ CP#15 (Control) #ifdef CONFIG_NEON .align 6 diff --git a/arch/arm/kernel/entry-header.S b/arch/arm/kernel/entry-header.S index ac34c0d9384..7e9ed1eea40 100644 --- a/arch/arm/kernel/entry-header.S +++ b/arch/arm/kernel/entry-header.S @@ -110,6 +110,13 @@ mov \rd, sp, lsr #13 mov \rd, \rd, lsl #13 .endm + + @ + @ 32-bit wide "mov pc, reg" + @ + .macro movw_pc, reg + mov pc, \reg + .endm #else /* CONFIG_THUMB2_KERNEL */ .macro svc_exit, rpsr clrex @ clear the exclusive monitor @@ -146,6 +153,14 @@ lsr \rd, \rd, #13 mov \rd, \rd, lsl #13 .endm + + @ + @ 32-bit wide "mov pc, reg" + @ + .macro movw_pc, reg + mov pc, \reg + nop + .endm #endif /* !CONFIG_THUMB2_KERNEL */ /* diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c index 790fbee92ec..0d96d0171c0 100644 --- a/arch/arm/kernel/process.c +++ b/arch/arm/kernel/process.c @@ -328,6 +328,15 @@ copy_thread(unsigned long clone_flags, unsigned long stack_start, } /* + * Fill in the task's elfregs structure for a core dump. + */ +int dump_task_regs(struct task_struct *t, elf_gregset_t *elfregs) +{ + elf_core_copy_regs(elfregs, task_pt_regs(t)); + return 1; +} + +/* * fill in the fpe structure for a core dump... */ int dump_fpu (struct pt_regs *regs, struct user_fp *fp) diff --git a/arch/arm/kernel/signal.c b/arch/arm/kernel/signal.c index 1423a341978..2a573d4fea2 100644 --- a/arch/arm/kernel/signal.c +++ b/arch/arm/kernel/signal.c @@ -1,7 +1,7 @@ /* * linux/arch/arm/kernel/signal.c * - * Copyright (C) 1995-2002 Russell King + * Copyright (C) 1995-2009 Russell King * * 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 @@ -29,6 +29,7 @@ */ #define SWI_SYS_SIGRETURN (0xef000000|(__NR_sigreturn)|(__NR_OABI_SYSCALL_BASE)) #define SWI_SYS_RT_SIGRETURN (0xef000000|(__NR_rt_sigreturn)|(__NR_OABI_SYSCALL_BASE)) +#define SWI_SYS_RESTART (0xef000000|__NR_restart_syscall|__NR_OABI_SYSCALL_BASE) /* * With EABI, the syscall number has to be loaded into r7. @@ -49,6 +50,18 @@ const unsigned long sigreturn_codes[7] = { }; /* + * Either we support OABI only, or we have EABI with the OABI + * compat layer enabled. In the later case we don't know if + * user space is EABI or not, and if not we must not clobber r7. + * Always using the OABI syscall solves that issue and works for + * all those cases. + */ +const unsigned long syscall_restart_code[2] = { + SWI_SYS_RESTART, /* swi __NR_restart_syscall */ + 0xe49df004, /* ldr pc, [sp], #4 */ +}; + +/* * atomically swap in the new signal mask, and wait for a signal. */ asmlinkage int sys_sigsuspend(int restart, unsigned long oldmask, old_sigset_t mask) @@ -645,32 +658,12 @@ static void do_signal(struct pt_regs *regs, int syscall) regs->ARM_pc -= 4; #else u32 __user *usp; - u32 swival = __NR_restart_syscall; - regs->ARM_sp -= 12; + regs->ARM_sp -= 4; usp = (u32 __user *)regs->ARM_sp; - /* - * Either we supports OABI only, or we have - * EABI with the OABI compat layer enabled. - * In the later case we don't know if user - * space is EABI or not, and if not we must - * not clobber r7. Always using the OABI - * syscall solves that issue and works for - * all those cases. - */ - swival = swival - __NR_SYSCALL_BASE + __NR_OABI_SYSCALL_BASE; - - put_user(regs->ARM_pc, &usp[0]); - /* swi __NR_restart_syscall */ - put_user(0xef000000 | swival, &usp[1]); - /* ldr pc, [sp], #12 */ - put_user(0xe49df00c, &usp[2]); - - flush_icache_range((unsigned long)usp, - (unsigned long)(usp + 3)); - - regs->ARM_pc = regs->ARM_sp + 4; + put_user(regs->ARM_pc, usp); + regs->ARM_pc = KERN_RESTART_CODE; #endif } } diff --git a/arch/arm/kernel/signal.h b/arch/arm/kernel/signal.h index 27beece1550..6fcfe8398aa 100644 --- a/arch/arm/kernel/signal.h +++ b/arch/arm/kernel/signal.h @@ -1,12 +1,14 @@ /* * linux/arch/arm/kernel/signal.h * - * Copyright (C) 2005 Russell King. + * Copyright (C) 2005-2009 Russell King. * * 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. */ #define KERN_SIGRETURN_CODE (CONFIG_VECTORS_BASE + 0x00000500) +#define KERN_RESTART_CODE (KERN_SIGRETURN_CODE + sizeof(sigreturn_codes)) extern const unsigned long sigreturn_codes[7]; +extern const unsigned long syscall_restart_code[2]; diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c index f838f36eb70..95718a6b50a 100644 --- a/arch/arm/kernel/traps.c +++ b/arch/arm/kernel/traps.c @@ -1,7 +1,7 @@ /* * linux/arch/arm/kernel/traps.c * - * Copyright (C) 1995-2002 Russell King + * Copyright (C) 1995-2009 Russell King * Fragments that appear the same as linux/arch/i386/kernel/traps.c (C) Linus Torvalds * * This program is free software; you can redistribute it and/or modify @@ -751,6 +751,8 @@ void __init early_trap_init(void) */ memcpy((void *)KERN_SIGRETURN_CODE, sigreturn_codes, sizeof(sigreturn_codes)); + memcpy((void *)KERN_RESTART_CODE, syscall_restart_code, + sizeof(syscall_restart_code)); flush_icache_range(vectors, vectors + PAGE_SIZE); modify_domain(DOMAIN_USER, DOMAIN_CLIENT); diff --git a/arch/arm/kernel/unwind.c b/arch/arm/kernel/unwind.c index 39baf1128bf..786ac2b6914 100644 --- a/arch/arm/kernel/unwind.c +++ b/arch/arm/kernel/unwind.c @@ -26,6 +26,15 @@ * http://infocenter.arm.com/help/topic/com.arm.doc.subset.swdev.abi/index.html */ +#if !defined (__ARM_EABI__) +#warning Your compiler does not have EABI support. +#warning ARM unwind is known to compile only with EABI compilers. +#warning Change compiler or disable ARM_UNWIND option. +#elif (__GNUC__ == 4 && __GNUC_MINOR__ <= 2) +#warning Your compiler is too buggy; it is known to not compile ARM unwind support. +#warning Change compiler or disable ARM_UNWIND option. +#endif + #include <linux/kernel.h> #include <linux/init.h> #include <linux/module.h> diff --git a/arch/arm/mach-at91/at91sam9g45_devices.c b/arch/arm/mach-at91/at91sam9g45_devices.c index d581cff80c4..332b784050b 100644 --- a/arch/arm/mach-at91/at91sam9g45_devices.c +++ b/arch/arm/mach-at91/at91sam9g45_devices.c @@ -838,7 +838,7 @@ static void __init at91_add_device_rtt(void) * Watchdog * -------------------------------------------------------------------- */ -#if defined(CONFIG_AT91SAM9_WATCHDOG) || defined(CONFIG_AT91SAM9_WATCHDOG_MODULE) +#if defined(CONFIG_AT91SAM9X_WATCHDOG) || defined(CONFIG_AT91SAM9X_WATCHDOG_MODULE) static struct platform_device at91sam9g45_wdt_device = { .name = "at91_wdt", .id = -1, diff --git a/arch/arm/mach-ep93xx/core.c b/arch/arm/mach-ep93xx/core.c index f95dc160c34..b4357c388d2 100644 --- a/arch/arm/mach-ep93xx/core.c +++ b/arch/arm/mach-ep93xx/core.c @@ -206,7 +206,6 @@ static void ep93xx_gpio_ab_irq_handler(unsigned int irq, struct irq_desc *desc) for (i = 0; i < 8; i++) { if (status & (1 << i)) { int gpio_irq = gpio_to_irq(EP93XX_GPIO_LINE_B(0)) + i; - desc = irq_desc + gpio_irq; generic_handle_irq(gpio_irq); } } diff --git a/arch/arm/mach-ep93xx/edb93xx.c b/arch/arm/mach-ep93xx/edb93xx.c index ca71cf1a72a..a4a7be30800 100644 --- a/arch/arm/mach-ep93xx/edb93xx.c +++ b/arch/arm/mach-ep93xx/edb93xx.c @@ -112,7 +112,7 @@ static void __init edb93xx_register_i2c(void) ARRAY_SIZE(edb93xxa_i2c_board_info)); } else if (machine_is_edb9307() || machine_is_edb9312() || machine_is_edb9315()) { - ep93xx_register_i2c(&edb93xx_i2c_gpio_data + ep93xx_register_i2c(&edb93xx_i2c_gpio_data, edb93xx_i2c_board_info, ARRAY_SIZE(edb93xx_i2c_board_info)); } diff --git a/arch/arm/mach-ep93xx/include/mach/platform.h b/arch/arm/mach-ep93xx/include/mach/platform.h index a3ec33fd79d..469fd968d51 100644 --- a/arch/arm/mach-ep93xx/include/mach/platform.h +++ b/arch/arm/mach-ep93xx/include/mach/platform.h @@ -17,7 +17,6 @@ struct ep93xx_eth_data void ep93xx_map_io(void); void ep93xx_init_irq(void); -void ep93xx_init_time(unsigned long); /* EP93xx System Controller software locked register write */ void ep93xx_syscon_swlocked_write(unsigned int val, void __iomem *reg); diff --git a/arch/arm/mach-integrator/include/mach/memory.h b/arch/arm/mach-integrator/include/mach/memory.h index 2b2e7a11072..4891828454f 100644 --- a/arch/arm/mach-integrator/include/mach/memory.h +++ b/arch/arm/mach-integrator/include/mach/memory.h @@ -28,5 +28,6 @@ #define BUS_OFFSET UL(0x80000000) #define __virt_to_bus(x) ((x) - PAGE_OFFSET + BUS_OFFSET) #define __bus_to_virt(x) ((x) - BUS_OFFSET + PAGE_OFFSET) +#define __pfn_to_bus(x) (((x) << PAGE_SHIFT) + BUS_OFFSET) #endif diff --git a/arch/arm/mach-mx2/clock_imx27.c b/arch/arm/mach-mx2/clock_imx27.c index 4089951acb4..ff5e3329891 100644 --- a/arch/arm/mach-mx2/clock_imx27.c +++ b/arch/arm/mach-mx2/clock_imx27.c @@ -638,9 +638,9 @@ static struct clk_lookup lookups[] = { _REGISTER_CLOCK("mxc-mmc.0", NULL, sdhc1_clk) _REGISTER_CLOCK("mxc-mmc.1", NULL, sdhc2_clk) _REGISTER_CLOCK("mxc-mmc.2", NULL, sdhc3_clk) - _REGISTER_CLOCK(NULL, "cspi1", cspi1_clk) - _REGISTER_CLOCK(NULL, "cspi2", cspi2_clk) - _REGISTER_CLOCK(NULL, "cspi3", cspi3_clk) + _REGISTER_CLOCK("spi_imx.0", NULL, cspi1_clk) + _REGISTER_CLOCK("spi_imx.1", NULL, cspi2_clk) + _REGISTER_CLOCK("spi_imx.2", NULL, cspi3_clk) _REGISTER_CLOCK("imx-fb.0", NULL, lcdc_clk) _REGISTER_CLOCK(NULL, "csi", csi_clk) _REGISTER_CLOCK("fsl-usb2-udc", "usb", usb_clk) @@ -665,7 +665,7 @@ static struct clk_lookup lookups[] = { _REGISTER_CLOCK(NULL, "sahara2", sahara2_clk) _REGISTER_CLOCK(NULL, "ata", ata_clk) _REGISTER_CLOCK(NULL, "mstick", mstick_clk) - _REGISTER_CLOCK(NULL, "wdog", wdog_clk) + _REGISTER_CLOCK("imx-wdt.0", NULL, wdog_clk) _REGISTER_CLOCK(NULL, "gpio", gpio_clk) _REGISTER_CLOCK("imx-i2c.0", NULL, i2c1_clk) _REGISTER_CLOCK("imx-i2c.1", NULL, i2c2_clk) diff --git a/arch/arm/mach-mx2/pcm038.c b/arch/arm/mach-mx2/pcm038.c index ee65dda584c..906d59b0a7a 100644 --- a/arch/arm/mach-mx2/pcm038.c +++ b/arch/arm/mach-mx2/pcm038.c @@ -23,6 +23,10 @@ #include <linux/mtd/plat-ram.h> #include <linux/mtd/physmap.h> #include <linux/platform_device.h> +#include <linux/regulator/machine.h> +#include <linux/mfd/mc13783.h> +#include <linux/spi/spi.h> +#include <linux/irq.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> @@ -35,6 +39,7 @@ #include <mach/iomux.h> #include <mach/imx-uart.h> #include <mach/mxc_nand.h> +#include <mach/spi.h> #include "devices.h" @@ -78,8 +83,6 @@ static int pcm038_pins[] = { PC6_PF_I2C2_SCL, /* SPI1 */ PD25_PF_CSPI1_RDY, - PD27_PF_CSPI1_SS1, - PD28_PF_CSPI1_SS0, PD29_PF_CSPI1_SCLK, PD30_PF_CSPI1_MISO, PD31_PF_CSPI1_MOSI, @@ -196,6 +199,86 @@ static struct i2c_board_info pcm038_i2c_devices[] = { } }; +static int pcm038_spi_cs[] = {GPIO_PORTD + 28}; + +static struct spi_imx_master pcm038_spi_0_data = { + .chipselect = pcm038_spi_cs, + .num_chipselect = ARRAY_SIZE(pcm038_spi_cs), +}; + +static struct regulator_consumer_supply sdhc1_consumers[] = { + { + .dev = &mxc_sdhc_device1.dev, + .supply = "sdhc_vcc", + }, +}; + +static struct regulator_init_data sdhc1_data = { + .constraints = { + .min_uV = 3000000, + .max_uV = 3400000, + .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE | + REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS, + .valid_modes_mask = REGULATOR_MODE_NORMAL | + REGULATOR_MODE_FAST, + .always_on = 0, + .boot_on = 0, + }, + .num_consumer_supplies = ARRAY_SIZE(sdhc1_consumers), + .consumer_supplies = sdhc1_consumers, +}; + +static struct regulator_consumer_supply cam_consumers[] = { + { + .dev = NULL, + .supply = "imx_cam_vcc", + }, +}; + +static struct regulator_init_data cam_data = { + .constraints = { + .min_uV = 3000000, + .max_uV = 3400000, + .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE | + REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS, + .valid_modes_mask = REGULATOR_MODE_NORMAL | + REGULATOR_MODE_FAST, + .always_on = 0, + .boot_on = 0, + }, + .num_consumer_supplies = ARRAY_SIZE(cam_consumers), + .consumer_supplies = cam_consumers, +}; + +struct mc13783_regulator_init_data pcm038_regulators[] = { + { + .id = MC13783_REGU_VCAM, + .init_data = &cam_data, + }, { + .id = MC13783_REGU_VMMC1, + .init_data = &sdhc1_data, + }, +}; + +static struct mc13783_platform_data pcm038_pmic = { + .regulators = pcm038_regulators, + .num_regulators = ARRAY_SIZE(pcm038_regulators), + .flags = MC13783_USE_ADC | MC13783_USE_REGULATOR | + MC13783_USE_TOUCHSCREEN, +}; + +static struct spi_board_info pcm038_spi_board_info[] __initdata = { + { + .modalias = "mc13783", + .irq = IRQ_GPIOB(23), + .max_speed_hz = 300000, + .bus_num = 0, + .chip_select = 0, + .platform_data = &pcm038_pmic, + .mode = SPI_CS_HIGH, + } +}; + static void __init pcm038_init(void) { mxc_gpio_setup_multiple_pins(pcm038_pins, ARRAY_SIZE(pcm038_pins), @@ -219,6 +302,15 @@ static void __init pcm038_init(void) /* PE18 for user-LED D40 */ mxc_gpio_mode(GPIO_PORTE | 18 | GPIO_GPIO | GPIO_OUT); + mxc_gpio_mode(GPIO_PORTD | 28 | GPIO_GPIO | GPIO_OUT); + + /* MC13783 IRQ */ + mxc_gpio_mode(GPIO_PORTB | 23 | GPIO_GPIO | GPIO_IN); + + mxc_register_device(&mxc_spi_device0, &pcm038_spi_0_data); + spi_register_board_info(pcm038_spi_board_info, + ARRAY_SIZE(pcm038_spi_board_info)); + platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices)); #ifdef CONFIG_MACH_PCM970_BASEBOARD diff --git a/arch/arm/mach-mx2/pcm970-baseboard.c b/arch/arm/mach-mx2/pcm970-baseboard.c index c261f59b0b4..3cb7f457e5d 100644 --- a/arch/arm/mach-mx2/pcm970-baseboard.c +++ b/arch/arm/mach-mx2/pcm970-baseboard.c @@ -39,7 +39,6 @@ static int pcm970_pins[] = { PB7_PF_SD2_D3, PB8_PF_SD2_CMD, PB9_PF_SD2_CLK, - GPIO_PORTC | 28 | GPIO_GPIO | GPIO_IN, /* card detect */ /* display */ PA5_PF_LSCLK, PA6_PF_LD0, @@ -228,6 +227,7 @@ void __init pcm970_baseboard_init(void) "PCM970"); mxc_register_device(&mxc_fb_device, &pcm038_fb_data); + mxc_gpio_mode(GPIO_PORTC | 28 | GPIO_GPIO | GPIO_IN); mxc_register_device(&mxc_sdhc_device1, &sdhc_pdata); platform_device_register(&pcm970_sja1000); } diff --git a/arch/arm/mach-mx25/devices.c b/arch/arm/mach-mx25/devices.c index eb12de1da42..63511de3a55 100644 --- a/arch/arm/mach-mx25/devices.c +++ b/arch/arm/mach-mx25/devices.c @@ -1,4 +1,23 @@ +/* + * Copyright 2009 Sascha Hauer, <kernel@pengutronix.de> + * + * 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. + * 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 + * Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + */ + #include <linux/platform_device.h> +#include <linux/dma-mapping.h> #include <linux/gpio.h> #include <mach/mx25.h> #include <mach/irqs.h> diff --git a/arch/arm/mach-mx25/mx25pdk.c b/arch/arm/mach-mx25/mx25pdk.c index 92aa4fd19d9..d23ae571c03 100644 --- a/arch/arm/mach-mx25/mx25pdk.c +++ b/arch/arm/mach-mx25/mx25pdk.c @@ -1,3 +1,21 @@ +/* + * Copyright 2009 Sascha Hauer, <kernel@pengutronix.de> + * + * 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. + * 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 + * Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + */ + #include <linux/types.h> #include <linux/init.h> #include <linux/clk.h> @@ -23,19 +41,12 @@ static struct imxuart_platform_data uart_pdata = { .flags = IMXUART_HAVE_RTSCTS, }; -static struct mxc_nand_platform_data nand_board_info = { - .width = 1, - .hw_ecc = 1, -}; - static void __init mx25pdk_init(void) { mxc_register_device(&mxc_uart_device0, &uart_pdata); mxc_register_device(&mxc_usbh2, NULL); - mxc_register_device(&mxc_nand_device, &nand_board_info); } - static void __init mx25pdk_timer_init(void) { mx25_clocks_init(26000000); diff --git a/arch/arm/mach-mx3/clock-imx35.c b/arch/arm/mach-mx3/clock-imx35.c index fe5c4217322..c595260ec1f 100644 --- a/arch/arm/mach-mx3/clock-imx35.c +++ b/arch/arm/mach-mx3/clock-imx35.c @@ -443,7 +443,7 @@ static struct clk_lookup lookups[] = { _REGISTER_CLOCK("mxc-ehci.1", "usb", usbotg_clk) _REGISTER_CLOCK("mxc-ehci.2", "usb", usbotg_clk) _REGISTER_CLOCK("fsl-usb2-udc", "usb", usbotg_clk) - _REGISTER_CLOCK("mxc_wdt.0", NULL, wdog_clk) + _REGISTER_CLOCK("imx-wdt.0", NULL, wdog_clk) _REGISTER_CLOCK(NULL, "max", max_clk) _REGISTER_CLOCK(NULL, "admux", admux_clk) _REGISTER_CLOCK(NULL, "csi", csi_clk) diff --git a/arch/arm/mach-mx3/clock.c b/arch/arm/mach-mx3/clock.c index 06bd6180bfc..b2a3bcf8266 100644 --- a/arch/arm/mach-mx3/clock.c +++ b/arch/arm/mach-mx3/clock.c @@ -530,7 +530,7 @@ static struct clk_lookup lookups[] = { _REGISTER_CLOCK("spi_imx.2", NULL, cspi3_clk) _REGISTER_CLOCK(NULL, "gpt", gpt_clk) _REGISTER_CLOCK(NULL, "pwm", pwm_clk) - _REGISTER_CLOCK(NULL, "wdog", wdog_clk) + _REGISTER_CLOCK("imx-wdt.0", NULL, wdog_clk) _REGISTER_CLOCK(NULL, "rtc", rtc_clk) _REGISTER_CLOCK(NULL, "epit", epit1_clk) _REGISTER_CLOCK(NULL, "epit", epit2_clk) diff --git a/arch/arm/mach-mx3/devices.c b/arch/arm/mach-mx3/devices.c index 8a577f36725..e6abe181b96 100644 --- a/arch/arm/mach-mx3/devices.c +++ b/arch/arm/mach-mx3/devices.c @@ -459,7 +459,7 @@ struct platform_device mxc_usbh2 = { * SPI master controller * 3 channels */ -static struct resource imx_spi_0_resources[] = { +static struct resource mxc_spi_0_resources[] = { { .start = CSPI1_BASE_ADDR, .end = CSPI1_BASE_ADDR + SZ_4K - 1, @@ -471,7 +471,7 @@ static struct resource imx_spi_0_resources[] = { }, }; -static struct resource imx_spi_1_resources[] = { +static struct resource mxc_spi_1_resources[] = { { .start = CSPI2_BASE_ADDR, .end = CSPI2_BASE_ADDR + SZ_4K - 1, @@ -483,7 +483,7 @@ static struct resource imx_spi_1_resources[] = { }, }; -static struct resource imx_spi_2_resources[] = { +static struct resource mxc_spi_2_resources[] = { { .start = CSPI3_BASE_ADDR, .end = CSPI3_BASE_ADDR + SZ_4K - 1, @@ -495,25 +495,25 @@ static struct resource imx_spi_2_resources[] = { }, }; -struct platform_device imx_spi_device0 = { +struct platform_device mxc_spi_device0 = { .name = "spi_imx", .id = 0, - .num_resources = ARRAY_SIZE(imx_spi_0_resources), - .resource = imx_spi_0_resources, + .num_resources = ARRAY_SIZE(mxc_spi_0_resources), + .resource = mxc_spi_0_resources, }; -struct platform_device imx_spi_device1 = { +struct platform_device mxc_spi_device1 = { .name = "spi_imx", .id = 1, - .num_resources = ARRAY_SIZE(imx_spi_1_resources), - .resource = imx_spi_1_resources, + .num_resources = ARRAY_SIZE(mxc_spi_1_resources), + .resource = mxc_spi_1_resources, }; -struct platform_device imx_spi_device2 = { +struct platform_device mxc_spi_device2 = { .name = "spi_imx", .id = 2, - .num_resources = ARRAY_SIZE(imx_spi_2_resources), - .resource = imx_spi_2_resources, + .num_resources = ARRAY_SIZE(mxc_spi_2_resources), + .resource = mxc_spi_2_resources, }; #ifdef CONFIG_ARCH_MX35 diff --git a/arch/arm/mach-mx3/devices.h b/arch/arm/mach-mx3/devices.h index 79f2be45d13..ab87419dc9a 100644 --- a/arch/arm/mach-mx3/devices.h +++ b/arch/arm/mach-mx3/devices.h @@ -20,7 +20,7 @@ extern struct platform_device mxc_otg_host; extern struct platform_device mxc_usbh1; extern struct platform_device mxc_usbh2; extern struct platform_device mxc_rnga_device; -extern struct platform_device imx_spi_device0; -extern struct platform_device imx_spi_device1; -extern struct platform_device imx_spi_device2; +extern struct platform_device mxc_spi_device0; +extern struct platform_device mxc_spi_device1; +extern struct platform_device mxc_spi_device2; diff --git a/arch/arm/mach-mx3/mm.c b/arch/arm/mach-mx3/mm.c index ad5a1122d76..bedf5b8d976 100644 --- a/arch/arm/mach-mx3/mm.c +++ b/arch/arm/mach-mx3/mm.c @@ -81,6 +81,7 @@ void __init mx31_map_io(void) iotable_init(mxc_io_desc, ARRAY_SIZE(mxc_io_desc)); } +#ifdef CONFIG_ARCH_MX35 void __init mx35_map_io(void) { mxc_set_cpu_type(MXC_CPU_MX35); @@ -89,6 +90,7 @@ void __init mx35_map_io(void) iotable_init(mxc_io_desc, ARRAY_SIZE(mxc_io_desc)); } +#endif void __init mx31_init_irq(void) { diff --git a/arch/arm/mach-omap1/board-ams-delta.c b/arch/arm/mach-omap1/board-ams-delta.c index 42920f9c1a1..8ad5cc3e83e 100644 --- a/arch/arm/mach-omap1/board-ams-delta.c +++ b/arch/arm/mach-omap1/board-ams-delta.c @@ -219,6 +219,10 @@ static struct platform_device *ams_delta_devices[] __initdata = { static void __init ams_delta_init(void) { + /* mux pins for uarts */ + omap_cfg_reg(UART1_TX); + omap_cfg_reg(UART1_RTS); + iotable_init(ams_delta_io_desc, ARRAY_SIZE(ams_delta_io_desc)); omap_board_config = ams_delta_config; @@ -231,6 +235,8 @@ static void __init ams_delta_init(void) omap_usb_init(&ams_delta_usb_config); platform_add_devices(ams_delta_devices, ARRAY_SIZE(ams_delta_devices)); + + omap_writew(omap_readw(ARM_RSTCT1) | 0x0004, ARM_RSTCT1); } static struct plat_serial8250_port ams_delta_modem_ports[] = { diff --git a/arch/arm/mach-omap1/board-generic.c b/arch/arm/mach-omap1/board-generic.c index fb47239da72..6c8a41f20e5 100644 --- a/arch/arm/mach-omap1/board-generic.c +++ b/arch/arm/mach-omap1/board-generic.c @@ -64,6 +64,14 @@ static void __init omap_generic_init(void) { #ifdef CONFIG_ARCH_OMAP15XX if (cpu_is_omap15xx()) { + /* mux pins for uarts */ + omap_cfg_reg(UART1_TX); + omap_cfg_reg(UART1_RTS); + omap_cfg_reg(UART2_TX); + omap_cfg_reg(UART2_RTS); + omap_cfg_reg(UART3_TX); + omap_cfg_reg(UART3_RX); + omap_usb_init(&generic1510_usb_config); } #endif diff --git a/arch/arm/mach-omap1/board-innovator.c b/arch/arm/mach-omap1/board-innovator.c index cc2abbb2d0f..cd6c3951482 100644 --- a/arch/arm/mach-omap1/board-innovator.c +++ b/arch/arm/mach-omap1/board-innovator.c @@ -376,6 +376,26 @@ static void __init innovator_init(void) { #ifdef CONFIG_ARCH_OMAP15XX if (cpu_is_omap1510()) { + unsigned char reg; + + /* mux pins for uarts */ + omap_cfg_reg(UART1_TX); + omap_cfg_reg(UART1_RTS); + omap_cfg_reg(UART2_TX); + omap_cfg_reg(UART2_RTS); + omap_cfg_reg(UART3_TX); + omap_cfg_reg(UART3_RX); + + reg = fpga_read(OMAP1510_FPGA_POWER); + reg |= OMAP1510_FPGA_PCR_COM1_EN; + fpga_write(reg, OMAP1510_FPGA_POWER); + udelay(10); + + reg = fpga_read(OMAP1510_FPGA_POWER); + reg |= OMAP1510_FPGA_PCR_COM2_EN; + fpga_write(reg, OMAP1510_FPGA_POWER); + udelay(10); + platform_add_devices(innovator1510_devices, ARRAY_SIZE(innovator1510_devices)); spi_register_board_info(innovator1510_boardinfo, ARRAY_SIZE(innovator1510_boardinfo)); diff --git a/arch/arm/mach-omap1/board-palmte.c b/arch/arm/mach-omap1/board-palmte.c index 90dd0431b0d..4de258420f3 100644 --- a/arch/arm/mach-omap1/board-palmte.c +++ b/arch/arm/mach-omap1/board-palmte.c @@ -342,6 +342,14 @@ static void __init palmte_misc_gpio_setup(void) static void __init omap_palmte_init(void) { + /* mux pins for uarts */ + omap_cfg_reg(UART1_TX); + omap_cfg_reg(UART1_RTS); + omap_cfg_reg(UART2_TX); + omap_cfg_reg(UART2_RTS); + omap_cfg_reg(UART3_TX); + omap_cfg_reg(UART3_RX); + omap_board_config = palmte_config; omap_board_config_size = ARRAY_SIZE(palmte_config); diff --git a/arch/arm/mach-omap1/board-palmtt.c b/arch/arm/mach-omap1/board-palmtt.c index 8256139891f..d972cf941b7 100644 --- a/arch/arm/mach-omap1/board-palmtt.c +++ b/arch/arm/mach-omap1/board-palmtt.c @@ -289,6 +289,14 @@ static void __init omap_mpu_wdt_mode(int mode) { static void __init omap_palmtt_init(void) { + /* mux pins for uarts */ + omap_cfg_reg(UART1_TX); + omap_cfg_reg(UART1_RTS); + omap_cfg_reg(UART2_TX); + omap_cfg_reg(UART2_RTS); + omap_cfg_reg(UART3_TX); + omap_cfg_reg(UART3_RX); + omap_mpu_wdt_mode(0); omap_board_config = palmtt_config; diff --git a/arch/arm/mach-omap1/board-palmz71.c b/arch/arm/mach-omap1/board-palmz71.c index 81b6bde1c5a..986bd4df0e9 100644 --- a/arch/arm/mach-omap1/board-palmz71.c +++ b/arch/arm/mach-omap1/board-palmz71.c @@ -307,6 +307,14 @@ palmz71_gpio_setup(int early) static void __init omap_palmz71_init(void) { + /* mux pins for uarts */ + omap_cfg_reg(UART1_TX); + omap_cfg_reg(UART1_RTS); + omap_cfg_reg(UART2_TX); + omap_cfg_reg(UART2_RTS); + omap_cfg_reg(UART3_TX); + omap_cfg_reg(UART3_RX); + palmz71_gpio_setup(1); omap_mpu_wdt_mode(0); diff --git a/arch/arm/mach-omap1/board-sx1.c b/arch/arm/mach-omap1/board-sx1.c index 02c85ca2e1d..056ae64e0f5 100644 --- a/arch/arm/mach-omap1/board-sx1.c +++ b/arch/arm/mach-omap1/board-sx1.c @@ -377,6 +377,14 @@ static struct omap_board_config_kernel sx1_config[] __initdata = { static void __init omap_sx1_init(void) { + /* mux pins for uarts */ + omap_cfg_reg(UART1_TX); + omap_cfg_reg(UART1_RTS); + omap_cfg_reg(UART2_TX); + omap_cfg_reg(UART2_RTS); + omap_cfg_reg(UART3_TX); + omap_cfg_reg(UART3_RX); + platform_add_devices(sx1_devices, ARRAY_SIZE(sx1_devices)); omap_board_config = sx1_config; diff --git a/arch/arm/mach-omap1/board-voiceblue.c b/arch/arm/mach-omap1/board-voiceblue.c index c06e7a55347..07b07522d5b 100644 --- a/arch/arm/mach-omap1/board-voiceblue.c +++ b/arch/arm/mach-omap1/board-voiceblue.c @@ -152,6 +152,14 @@ static void __init voiceblue_init_irq(void) static void __init voiceblue_init(void) { + /* mux pins for uarts */ + omap_cfg_reg(UART1_TX); + omap_cfg_reg(UART1_RTS); + omap_cfg_reg(UART2_TX); + omap_cfg_reg(UART2_RTS); + omap_cfg_reg(UART3_TX); + omap_cfg_reg(UART3_RX); + /* Watchdog */ gpio_request(0, "Watchdog"); /* smc91x reset */ diff --git a/arch/arm/mach-omap1/serial.c b/arch/arm/mach-omap1/serial.c index d496e50fec4..d23979bc0fd 100644 --- a/arch/arm/mach-omap1/serial.c +++ b/arch/arm/mach-omap1/serial.c @@ -131,8 +131,6 @@ void __init omap_serial_init(void) } for (i = 0; i < OMAP_MAX_NR_PORTS; i++) { - unsigned char reg; - switch (i) { case 0: uart1_ck = clk_get(NULL, "uart1_ck"); @@ -143,16 +141,6 @@ void __init omap_serial_init(void) if (cpu_is_omap15xx()) clk_set_rate(uart1_ck, 12000000); } - if (cpu_is_omap15xx()) { - omap_cfg_reg(UART1_TX); - omap_cfg_reg(UART1_RTS); - if (machine_is_omap_innovator()) { - reg = fpga_read(OMAP1510_FPGA_POWER); - reg |= OMAP1510_FPGA_PCR_COM1_EN; - fpga_write(reg, OMAP1510_FPGA_POWER); - udelay(10); - } - } break; case 1: uart2_ck = clk_get(NULL, "uart2_ck"); @@ -165,16 +153,6 @@ void __init omap_serial_init(void) else clk_set_rate(uart2_ck, 48000000); } - if (cpu_is_omap15xx()) { - omap_cfg_reg(UART2_TX); - omap_cfg_reg(UART2_RTS); - if (machine_is_omap_innovator()) { - reg = fpga_read(OMAP1510_FPGA_POWER); - reg |= OMAP1510_FPGA_PCR_COM2_EN; - fpga_write(reg, OMAP1510_FPGA_POWER); - udelay(10); - } - } break; case 2: uart3_ck = clk_get(NULL, "uart3_ck"); @@ -185,10 +163,6 @@ void __init omap_serial_init(void) if (cpu_is_omap15xx()) clk_set_rate(uart3_ck, 12000000); } - if (cpu_is_omap15xx()) { - omap_cfg_reg(UART3_TX); - omap_cfg_reg(UART3_RX); - } break; } omap_serial_reset(&serial_platform_data[i]); diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig index 75b1c7efae7..aad194f61a3 100644 --- a/arch/arm/mach-omap2/Kconfig +++ b/arch/arm/mach-omap2/Kconfig @@ -73,9 +73,21 @@ config MACH_OMAP_3430SDP bool "OMAP 3430 SDP board" depends on ARCH_OMAP3 && ARCH_OMAP34XX +config MACH_NOKIA_N800 + bool + +config MACH_NOKIA_N810 + bool + +config MACH_NOKIA_N810_WIMAX + bool + config MACH_NOKIA_N8X0 bool "Nokia N800/N810" depends on ARCH_OMAP2420 + select MACH_NOKIA_N800 + select MACH_NOKIA_N810 + select MACH_NOKIA_N810_WIMAX config MACH_NOKIA_RX51 bool "Nokia RX-51 board" diff --git a/arch/arm/mach-omap2/board-3430sdp.c b/arch/arm/mach-omap2/board-3430sdp.c index efaf053eba8..0acb5560229 100644 --- a/arch/arm/mach-omap2/board-3430sdp.c +++ b/arch/arm/mach-omap2/board-3430sdp.c @@ -17,6 +17,7 @@ #include <linux/platform_device.h> #include <linux/delay.h> #include <linux/input.h> +#include <linux/input/matrix_keypad.h> #include <linux/spi/spi.h> #include <linux/spi/ads7846.h> #include <linux/i2c/twl4030.h> @@ -38,7 +39,6 @@ #include <mach/gpmc.h> #include <mach/control.h> -#include <mach/keypad.h> #include <mach/gpmc-smc91x.h> #include "sdram-qimonda-hyb18m512160af-6.h" diff --git a/arch/arm/mach-omap2/board-4430sdp.c b/arch/arm/mach-omap2/board-4430sdp.c index eb37c40ea83..609a5a4a7e2 100644 --- a/arch/arm/mach-omap2/board-4430sdp.c +++ b/arch/arm/mach-omap2/board-4430sdp.c @@ -58,6 +58,8 @@ static void __init gic_init_irq(void) static void __init omap_4430sdp_init_irq(void) { + omap_board_config = sdp4430_config; + omap_board_config_size = ARRAY_SIZE(sdp4430_config); omap2_init_common_hw(NULL, NULL); #ifdef CONFIG_OMAP_32K_TIMER omap2_gp_clockevent_set_gptimer(1); @@ -70,8 +72,6 @@ static void __init omap_4430sdp_init_irq(void) static void __init omap_4430sdp_init(void) { platform_add_devices(sdp4430_devices, ARRAY_SIZE(sdp4430_devices)); - omap_board_config = sdp4430_config; - omap_board_config_size = ARRAY_SIZE(sdp4430_config); omap_serial_init(); } diff --git a/arch/arm/mach-omap2/board-ldp.c b/arch/arm/mach-omap2/board-ldp.c index d110a7fdfbd..d57ec2f4d0a 100644 --- a/arch/arm/mach-omap2/board-ldp.c +++ b/arch/arm/mach-omap2/board-ldp.c @@ -16,6 +16,7 @@ #include <linux/platform_device.h> #include <linux/delay.h> #include <linux/input.h> +#include <linux/input/matrix_keypad.h> #include <linux/gpio_keys.h> #include <linux/workqueue.h> #include <linux/err.h> @@ -41,7 +42,6 @@ #include <asm/delay.h> #include <mach/control.h> #include <mach/usb.h> -#include <mach/keypad.h> #include "mmc-twl4030.h" diff --git a/arch/arm/mach-omap2/board-omap3evm.c b/arch/arm/mach-omap2/board-omap3evm.c index e4ec0c59121..4c4d7f8dbd7 100644 --- a/arch/arm/mach-omap2/board-omap3evm.c +++ b/arch/arm/mach-omap2/board-omap3evm.c @@ -20,6 +20,7 @@ #include <linux/clk.h> #include <linux/gpio.h> #include <linux/input.h> +#include <linux/input/matrix_keypad.h> #include <linux/leds.h> #include <linux/spi/spi.h> @@ -37,7 +38,6 @@ #include <mach/usb.h> #include <mach/common.h> #include <mach/mcspi.h> -#include <mach/keypad.h> #include "sdram-micron-mt46h32m32lf-6.h" #include "mmc-twl4030.h" diff --git a/arch/arm/mach-omap2/board-omap3pandora.c b/arch/arm/mach-omap2/board-omap3pandora.c index 7f6bf8772af..5326e0d6159 100644 --- a/arch/arm/mach-omap2/board-omap3pandora.c +++ b/arch/arm/mach-omap2/board-omap3pandora.c @@ -27,6 +27,7 @@ #include <linux/i2c/twl4030.h> #include <linux/leds.h> #include <linux/input.h> +#include <linux/input/matrix_keypad.h> #include <linux/gpio_keys.h> #include <asm/mach-types.h> @@ -39,7 +40,6 @@ #include <mach/hardware.h> #include <mach/mcspi.h> #include <mach/usb.h> -#include <mach/keypad.h> #include <mach/mux.h> #include "sdram-micron-mt46h32m32lf-6.h" diff --git a/arch/arm/mach-omap2/board-rx51-peripherals.c b/arch/arm/mach-omap2/board-rx51-peripherals.c index c1af5326e92..e34d96a825e 100644 --- a/arch/arm/mach-omap2/board-rx51-peripherals.c +++ b/arch/arm/mach-omap2/board-rx51-peripherals.c @@ -12,6 +12,7 @@ #include <linux/init.h> #include <linux/platform_device.h> #include <linux/input.h> +#include <linux/input/matrix_keypad.h> #include <linux/spi/spi.h> #include <linux/i2c.h> #include <linux/i2c/twl4030.h> @@ -27,7 +28,6 @@ #include <mach/common.h> #include <mach/dma.h> #include <mach/gpmc.h> -#include <mach/keypad.h> #include <mach/onenand.h> #include <mach/gpmc-smc91x.h> @@ -444,7 +444,7 @@ static int __init rx51_i2c_init(void) rx51_twldata.vaux3 = &rx51_vaux3_cam; rx51_twldata.vmmc2 = &rx51_vmmc2; } - omap_register_i2c_bus(1, 2600, rx51_peripherals_i2c_board_info_1, + omap_register_i2c_bus(1, 2200, rx51_peripherals_i2c_board_info_1, ARRAY_SIZE(rx51_peripherals_i2c_board_info_1)); omap_register_i2c_bus(2, 100, NULL, 0); omap_register_i2c_bus(3, 400, NULL, 0); diff --git a/arch/arm/mach-omap2/board-rx51.c b/arch/arm/mach-omap2/board-rx51.c index f9196c3b1a7..78869a9a1cc 100644 --- a/arch/arm/mach-omap2/board-rx51.c +++ b/arch/arm/mach-omap2/board-rx51.c @@ -26,7 +26,6 @@ #include <mach/mux.h> #include <mach/board.h> #include <mach/common.h> -#include <mach/keypad.h> #include <mach/dma.h> #include <mach/gpmc.h> #include <mach/usb.h> diff --git a/arch/arm/mach-omap2/board-zoom2.c b/arch/arm/mach-omap2/board-zoom2.c index b7b32208ced..ea00486a5e5 100644 --- a/arch/arm/mach-omap2/board-zoom2.c +++ b/arch/arm/mach-omap2/board-zoom2.c @@ -13,6 +13,7 @@ #include <linux/init.h> #include <linux/platform_device.h> #include <linux/input.h> +#include <linux/input/matrix_keypad.h> #include <linux/gpio.h> #include <linux/i2c/twl4030.h> #include <linux/regulator/machine.h> @@ -22,9 +23,9 @@ #include <mach/common.h> #include <mach/usb.h> -#include <mach/keypad.h> #include "mmc-twl4030.h" +#include "sdram-micron-mt46h32m32lf-6.h" /* Zoom2 has Qwerty keyboard*/ static int board_keymap[] = { @@ -213,7 +214,8 @@ static void __init omap_zoom2_init_irq(void) { omap_board_config = zoom2_config; omap_board_config_size = ARRAY_SIZE(zoom2_config); - omap2_init_common_hw(NULL, NULL); + omap2_init_common_hw(mt46h32m32lf6_sdrc_params, + mt46h32m32lf6_sdrc_params); omap_init_irq(); omap_gpio_init(); } diff --git a/arch/arm/mach-omap2/clock24xx.c b/arch/arm/mach-omap2/clock24xx.c index bc5d3ac6661..e2dbedd581e 100644 --- a/arch/arm/mach-omap2/clock24xx.c +++ b/arch/arm/mach-omap2/clock24xx.c @@ -769,6 +769,7 @@ int __init omap2_clk_init(void) if (c->cpu & cpu_mask) { clkdev_add(&c->lk); clk_register(c->lk.clk); + omap2_init_clk_clkdm(c->lk.clk); } /* Check the MPU rate set by bootloader */ diff --git a/arch/arm/mach-omap2/clockdomain.c b/arch/arm/mach-omap2/clockdomain.c index 4ef7b4f5474..58aff8485df 100644 --- a/arch/arm/mach-omap2/clockdomain.c +++ b/arch/arm/mach-omap2/clockdomain.c @@ -137,6 +137,36 @@ static void _clkdm_del_autodeps(struct clockdomain *clkdm) } } +/* + * _omap2_clkdm_set_hwsup - set the hwsup idle transition bit + * @clkdm: struct clockdomain * + * @enable: int 0 to disable, 1 to enable + * + * Internal helper for actually switching the bit that controls hwsup + * idle transitions for clkdm. + */ +static void _omap2_clkdm_set_hwsup(struct clockdomain *clkdm, int enable) +{ + u32 v; + + if (cpu_is_omap24xx()) { + if (enable) + v = OMAP24XX_CLKSTCTRL_ENABLE_AUTO; + else + v = OMAP24XX_CLKSTCTRL_DISABLE_AUTO; + } else if (cpu_is_omap34xx()) { + if (enable) + v = OMAP34XX_CLKSTCTRL_ENABLE_AUTO; + else + v = OMAP34XX_CLKSTCTRL_DISABLE_AUTO; + } else { + BUG(); + } + + cm_rmw_mod_reg_bits(clkdm->clktrctrl_mask, + v << __ffs(clkdm->clktrctrl_mask), + clkdm->pwrdm.ptr->prcm_offs, CM_CLKSTCTRL); +} static struct clockdomain *_clkdm_lookup(const char *name) { @@ -456,8 +486,6 @@ int omap2_clkdm_wakeup(struct clockdomain *clkdm) */ void omap2_clkdm_allow_idle(struct clockdomain *clkdm) { - u32 v; - if (!clkdm) return; @@ -473,18 +501,7 @@ void omap2_clkdm_allow_idle(struct clockdomain *clkdm) if (atomic_read(&clkdm->usecount) > 0) _clkdm_add_autodeps(clkdm); - if (cpu_is_omap24xx()) - v = OMAP24XX_CLKSTCTRL_ENABLE_AUTO; - else if (cpu_is_omap34xx()) - v = OMAP34XX_CLKSTCTRL_ENABLE_AUTO; - else - BUG(); - - - cm_rmw_mod_reg_bits(clkdm->clktrctrl_mask, - v << __ffs(clkdm->clktrctrl_mask), - clkdm->pwrdm.ptr->prcm_offs, - CM_CLKSTCTRL); + _omap2_clkdm_set_hwsup(clkdm, 1); pwrdm_clkdm_state_switch(clkdm); } @@ -500,8 +517,6 @@ void omap2_clkdm_allow_idle(struct clockdomain *clkdm) */ void omap2_clkdm_deny_idle(struct clockdomain *clkdm) { - u32 v; - if (!clkdm) return; @@ -514,16 +529,7 @@ void omap2_clkdm_deny_idle(struct clockdomain *clkdm) pr_debug("clockdomain: disabling automatic idle transitions for %s\n", clkdm->name); - if (cpu_is_omap24xx()) - v = OMAP24XX_CLKSTCTRL_DISABLE_AUTO; - else if (cpu_is_omap34xx()) - v = OMAP34XX_CLKSTCTRL_DISABLE_AUTO; - else - BUG(); - - cm_rmw_mod_reg_bits(clkdm->clktrctrl_mask, - v << __ffs(clkdm->clktrctrl_mask), - clkdm->pwrdm.ptr->prcm_offs, CM_CLKSTCTRL); + _omap2_clkdm_set_hwsup(clkdm, 0); if (atomic_read(&clkdm->usecount) > 0) _clkdm_del_autodeps(clkdm); @@ -569,10 +575,14 @@ int omap2_clkdm_clk_enable(struct clockdomain *clkdm, struct clk *clk) v = omap2_clkdm_clktrctrl_read(clkdm); if ((cpu_is_omap34xx() && v == OMAP34XX_CLKSTCTRL_ENABLE_AUTO) || - (cpu_is_omap24xx() && v == OMAP24XX_CLKSTCTRL_ENABLE_AUTO)) + (cpu_is_omap24xx() && v == OMAP24XX_CLKSTCTRL_ENABLE_AUTO)) { + /* Disable HW transitions when we are changing deps */ + _omap2_clkdm_set_hwsup(clkdm, 0); _clkdm_add_autodeps(clkdm); - else + _omap2_clkdm_set_hwsup(clkdm, 1); + } else { omap2_clkdm_wakeup(clkdm); + } pwrdm_wait_transition(clkdm->pwrdm.ptr); pwrdm_clkdm_state_switch(clkdm); @@ -623,10 +633,14 @@ int omap2_clkdm_clk_disable(struct clockdomain *clkdm, struct clk *clk) v = omap2_clkdm_clktrctrl_read(clkdm); if ((cpu_is_omap34xx() && v == OMAP34XX_CLKSTCTRL_ENABLE_AUTO) || - (cpu_is_omap24xx() && v == OMAP24XX_CLKSTCTRL_ENABLE_AUTO)) + (cpu_is_omap24xx() && v == OMAP24XX_CLKSTCTRL_ENABLE_AUTO)) { + /* Disable HW transitions when we are changing deps */ + _omap2_clkdm_set_hwsup(clkdm, 0); _clkdm_del_autodeps(clkdm); - else + _omap2_clkdm_set_hwsup(clkdm, 1); + } else { omap2_clkdm_sleep(clkdm); + } pwrdm_clkdm_state_switch(clkdm); diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c index e3a3bad1d84..56be87d13ed 100644 --- a/arch/arm/mach-omap2/io.c +++ b/arch/arm/mach-omap2/io.c @@ -302,7 +302,9 @@ void __init omap2_init_common_hw(struct omap_sdrc_params *sdrc_cs0, pwrdm_init(powerdomains_omap); clkdm_init(clockdomains_omap, clkdm_pwrdm_autodeps); omap2_clk_init(); +#endif omap_serial_early_init(); +#ifndef CONFIG_ARCH_OMAP4 omap_hwmod_late_init(); omap_pm_if_init(); omap2_sdrc_init(sdrc_cs0, sdrc_cs1); diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c index 378c2f61835..89463190923 100644 --- a/arch/arm/mach-omap2/pm34xx.c +++ b/arch/arm/mach-omap2/pm34xx.c @@ -639,14 +639,15 @@ static void __init prcm_setup_regs(void) prm_write_mod_reg(OMAP3430_IO_EN | OMAP3430_WKUP_EN, OCP_MOD, OMAP3_PRM_IRQENABLE_MPU_OFFSET); - /* Enable GPIO wakeups in PER */ + /* Enable wakeups in PER */ prm_write_mod_reg(OMAP3430_EN_GPIO2 | OMAP3430_EN_GPIO3 | OMAP3430_EN_GPIO4 | OMAP3430_EN_GPIO5 | - OMAP3430_EN_GPIO6, OMAP3430_PER_MOD, PM_WKEN); + OMAP3430_EN_GPIO6 | OMAP3430_EN_UART3, + OMAP3430_PER_MOD, PM_WKEN); /* and allow them to wake up MPU */ prm_write_mod_reg(OMAP3430_GRPSEL_GPIO2 | OMAP3430_EN_GPIO3 | OMAP3430_GRPSEL_GPIO4 | OMAP3430_EN_GPIO5 | - OMAP3430_GRPSEL_GPIO6, + OMAP3430_GRPSEL_GPIO6 | OMAP3430_EN_UART3, OMAP3430_PER_MOD, OMAP3430_PM_MPUGRPSEL); /* Don't attach IVA interrupts */ diff --git a/arch/arm/mach-omap2/serial.c b/arch/arm/mach-omap2/serial.c index ae2186892c8..54dfeb5d566 100644 --- a/arch/arm/mach-omap2/serial.c +++ b/arch/arm/mach-omap2/serial.c @@ -109,16 +109,6 @@ static struct plat_serial8250_port serial_platform_data2[] = { .regshift = 2, .uartclk = OMAP24XX_BASE_BAUD * 16, }, { -#ifdef CONFIG_ARCH_OMAP4 - .membase = OMAP2_IO_ADDRESS(OMAP_UART4_BASE), - .mapbase = OMAP_UART4_BASE, - .irq = 70, - .flags = UPF_BOOT_AUTOCONF, - .iotype = UPIO_MEM, - .regshift = 2, - .uartclk = OMAP24XX_BASE_BAUD * 16, - }, { -#endif .flags = 0 } }; diff --git a/arch/arm/mach-pxa/cm-x300.c b/arch/arm/mach-pxa/cm-x300.c index aac2cda60e0..102916f1e46 100644 --- a/arch/arm/mach-pxa/cm-x300.c +++ b/arch/arm/mach-pxa/cm-x300.c @@ -43,10 +43,10 @@ #define CM_X300_ETH_PHYS 0x08000010 -#define GPIO82_MMC2_IRQ (82) -#define GPIO85_MMC2_WP (85) +#define GPIO82_MMC_IRQ (82) +#define GPIO85_MMC_WP (85) -#define CM_X300_MMC2_IRQ IRQ_GPIO(GPIO82_MMC2_IRQ) +#define CM_X300_MMC_IRQ IRQ_GPIO(GPIO82_MMC_IRQ) #define GPIO95_RTC_CS (95) #define GPIO96_RTC_WR (96) @@ -292,37 +292,37 @@ static inline void cm_x300_init_nand(void) {} #endif #if defined(CONFIG_MMC) || defined(CONFIG_MMC_MODULE) -/* The first MMC slot of CM-X300 is hardwired to Libertas card and has +static struct pxamci_platform_data cm_x300_mci_platform_data = { + .detect_delay = 20, + .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, + .gpio_card_detect = GPIO82_MMC_IRQ, + .gpio_card_ro = GPIO85_MMC_WP, + .gpio_power = -1, +}; + +/* The second MMC slot of CM-X300 is hardwired to Libertas card and has no detection/ro pins */ -static int cm_x300_mci_init(struct device *dev, - irq_handler_t cm_x300_detect_int, - void *data) +static int cm_x300_mci2_init(struct device *dev, + irq_handler_t cm_x300_detect_int, + void *data) { return 0; } -static void cm_x300_mci_exit(struct device *dev, void *data) +static void cm_x300_mci2_exit(struct device *dev, void *data) { } -static struct pxamci_platform_data cm_x300_mci_platform_data = { +static struct pxamci_platform_data cm_x300_mci2_platform_data = { .detect_delay = 20, .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, - .init = cm_x300_mci_init, - .exit = cm_x300_mci_exit, + .init = cm_x300_mci2_init, + .exit = cm_x300_mci2_exit, .gpio_card_detect = -1, .gpio_card_ro = -1, .gpio_power = -1, }; -static struct pxamci_platform_data cm_x300_mci2_platform_data = { - .detect_delay = 20, - .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34, - .gpio_card_detect = GPIO82_MMC2_IRQ, - .gpio_card_ro = GPIO85_MMC2_WP, - .gpio_power = -1, -}; - static void __init cm_x300_init_mmc(void) { pxa_set_mci_info(&cm_x300_mci_platform_data); diff --git a/arch/arm/mach-pxa/spitz.c b/arch/arm/mach-pxa/spitz.c index ee8d6038ce8..82ff5733e4d 100644 --- a/arch/arm/mach-pxa/spitz.c +++ b/arch/arm/mach-pxa/spitz.c @@ -15,6 +15,7 @@ #include <linux/kernel.h> #include <linux/platform_device.h> #include <linux/delay.h> +#include <linux/gpio_keys.h> #include <linux/gpio.h> #include <linux/leds.h> #include <linux/mtd/physmap.h> @@ -375,6 +376,43 @@ static struct platform_device spitzkbd_device = { }; +static struct gpio_keys_button spitz_gpio_keys[] = { + { + .type = EV_PWR, + .code = KEY_SUSPEND, + .gpio = SPITZ_GPIO_ON_KEY, + .desc = "On/Off", + .wakeup = 1, + }, + /* Two buttons detecting the lid state */ + { + .type = EV_SW, + .code = 0, + .gpio = SPITZ_GPIO_SWA, + .desc = "Display Down", + }, + { + .type = EV_SW, + .code = 1, + .gpio = SPITZ_GPIO_SWB, + .desc = "Lid Closed", + }, +}; + +static struct gpio_keys_platform_data spitz_gpio_keys_platform_data = { + .buttons = spitz_gpio_keys, + .nbuttons = ARRAY_SIZE(spitz_gpio_keys), +}; + +static struct platform_device spitz_gpio_keys_device = { + .name = "gpio-keys", + .id = -1, + .dev = { + .platform_data = &spitz_gpio_keys_platform_data, + }, +}; + + /* * Spitz LEDs */ @@ -689,6 +727,7 @@ static struct platform_device sharpsl_rom_device = { static struct platform_device *devices[] __initdata = { &spitzscoop_device, &spitzkbd_device, + &spitz_gpio_keys_device, &spitzled_device, &sharpsl_nand_device, &sharpsl_rom_device, diff --git a/arch/arm/mach-realview/core.h b/arch/arm/mach-realview/core.h index 46cd6acb4d4..699671fa6e0 100644 --- a/arch/arm/mach-realview/core.h +++ b/arch/arm/mach-realview/core.h @@ -61,5 +61,5 @@ extern void realview_timer_init(unsigned int timer_irq); extern int realview_flash_register(struct resource *res, u32 num); extern int realview_eth_register(const char *name, struct resource *res); extern int realview_usb_register(struct resource *res); - +extern void (*realview_reset)(char); #endif diff --git a/arch/arm/mach-realview/include/mach/board-pb1176.h b/arch/arm/mach-realview/include/mach/board-pb1176.h index 98f8e7eeacc..34b80b7d40b 100644 --- a/arch/arm/mach-realview/include/mach/board-pb1176.h +++ b/arch/arm/mach-realview/include/mach/board-pb1176.h @@ -73,4 +73,9 @@ #define REALVIEW_PB1176_GIC_DIST_BASE 0x10041000 /* GIC distributor, on FPGA */ #define REALVIEW_PB1176_L220_BASE 0x10110000 /* L220 registers */ +/* + * Control register SYS_RESETCTL is set to 1 to force a soft reset + */ +#define REALVIEW_PB1176_SYS_LOCKVAL_RSTCTL 0x0100 + #endif /* __ASM_ARCH_BOARD_PB1176_H */ diff --git a/arch/arm/mach-realview/include/mach/board-pb11mp.h b/arch/arm/mach-realview/include/mach/board-pb11mp.h index f0d68e0fea0..7abf918b77e 100644 --- a/arch/arm/mach-realview/include/mach/board-pb11mp.h +++ b/arch/arm/mach-realview/include/mach/board-pb11mp.h @@ -81,4 +81,16 @@ #define REALVIEW_TC11MP_GIC_DIST_BASE 0x1F001000 /* Test chip interrupt controller distributor */ #define REALVIEW_TC11MP_L220_BASE 0x1F002000 /* L220 registers */ + /* + * Values for REALVIEW_SYS_RESET_CTRL + */ +#define REALVIEW_PB11MP_SYS_CTRL_RESET_CONFIGCLR 0x01 +#define REALVIEW_PB11MP_SYS_CTRL_RESET_CONFIGINIT 0x02 +#define REALVIEW_PB11MP_SYS_CTRL_RESET_DLLRESET 0x03 +#define REALVIEW_PB11MP_SYS_CTRL_RESET_PLLRESET 0x04 +#define REALVIEW_PB11MP_SYS_CTRL_RESET_POR 0x05 +#define REALVIEW_PB11MP_SYS_CTRL_RESET_DoC 0x06 + +#define REALVIEW_PB11MP_SYS_CTRL_LED (1 << 0) + #endif /* __ASM_ARCH_BOARD_PB11MP_H */ diff --git a/arch/arm/mach-realview/include/mach/platform.h b/arch/arm/mach-realview/include/mach/platform.h index c8f50835fed..4f46bf71e75 100644 --- a/arch/arm/mach-realview/include/mach/platform.h +++ b/arch/arm/mach-realview/include/mach/platform.h @@ -119,19 +119,6 @@ #define REALVIEW_SYS_TEST_OSC3 (REALVIEW_SYS_BASE + REALVIEW_SYS_TEST_OSC3_OFFSET) #define REALVIEW_SYS_TEST_OSC4 (REALVIEW_SYS_BASE + REALVIEW_SYS_TEST_OSC4_OFFSET) -/* - * Values for REALVIEW_SYS_RESET_CTRL - */ -#define REALVIEW_SYS_CTRL_RESET_CONFIGCLR 0x01 -#define REALVIEW_SYS_CTRL_RESET_CONFIGINIT 0x02 -#define REALVIEW_SYS_CTRL_RESET_DLLRESET 0x03 -#define REALVIEW_SYS_CTRL_RESET_PLLRESET 0x04 -#define REALVIEW_SYS_CTRL_RESET_POR 0x05 -#define REALVIEW_SYS_CTRL_RESET_DoC 0x06 - -#define REALVIEW_SYS_CTRL_LED (1 << 0) - - /* ------------------------------------------------------------------------ * RealView control registers * ------------------------------------------------------------------------ @@ -153,7 +140,7 @@ * SYS_CLD, SYS_BOOTCS */ #define REALVIEW_SYS_LOCK_LOCKED (1 << 16) -#define REALVIEW_SYS_LOCKVAL_MASK 0xFFFF /* write 0xA05F to enable write access */ +#define REALVIEW_SYS_LOCKVAL_MASK 0xA05F /* Enable write access */ /* * REALVIEW_SYS_FLASH diff --git a/arch/arm/mach-realview/include/mach/system.h b/arch/arm/mach-realview/include/mach/system.h index 1a15a441e02..a30f2e3ec17 100644 --- a/arch/arm/mach-realview/include/mach/system.h +++ b/arch/arm/mach-realview/include/mach/system.h @@ -25,6 +25,8 @@ #include <mach/hardware.h> #include <mach/platform.h> +void (*realview_reset)(char mode); + static inline void arch_idle(void) { /* @@ -36,16 +38,12 @@ static inline void arch_idle(void) static inline void arch_reset(char mode, const char *cmd) { - void __iomem *hdr_ctrl = __io_address(REALVIEW_SYS_BASE) + REALVIEW_SYS_RESETCTL_OFFSET; - unsigned int val; - /* * To reset, we hit the on-board reset register * in the system FPGA */ - val = __raw_readl(hdr_ctrl); - val |= REALVIEW_SYS_CTRL_RESET_CONFIGCLR; - __raw_writel(val, hdr_ctrl); + if (realview_reset) + realview_reset(mode); } #endif diff --git a/arch/arm/mach-realview/realview_pb1176.c b/arch/arm/mach-realview/realview_pb1176.c index 2817fe09931..a6ba147692c 100644 --- a/arch/arm/mach-realview/realview_pb1176.c +++ b/arch/arm/mach-realview/realview_pb1176.c @@ -290,6 +290,16 @@ static struct sys_timer realview_pb1176_timer = { .init = realview_pb1176_timer_init, }; +static void realview_pb1176_reset(char mode) +{ + void __iomem *hdr_ctrl = __io_address(REALVIEW_SYS_BASE) + + REALVIEW_SYS_RESETCTL_OFFSET; + void __iomem *rst_hdr_ctrl = __io_address(REALVIEW_SYS_BASE) + + REALVIEW_SYS_LOCK_OFFSET; + __raw_writel(REALVIEW_SYS_LOCKVAL_MASK, rst_hdr_ctrl); + __raw_writel(REALVIEW_PB1176_SYS_LOCKVAL_RSTCTL, hdr_ctrl); +} + static void __init realview_pb1176_init(void) { int i; @@ -313,6 +323,7 @@ static void __init realview_pb1176_init(void) #ifdef CONFIG_LEDS leds_event = realview_leds_event; #endif + realview_reset = realview_pb1176_reset; } MACHINE_START(REALVIEW_PB1176, "ARM-RealView PB1176") diff --git a/arch/arm/mach-realview/realview_pb11mp.c b/arch/arm/mach-realview/realview_pb11mp.c index 94680fcf726..070d284ce96 100644 --- a/arch/arm/mach-realview/realview_pb11mp.c +++ b/arch/arm/mach-realview/realview_pb11mp.c @@ -299,6 +299,21 @@ static struct sys_timer realview_pb11mp_timer = { .init = realview_pb11mp_timer_init, }; +static void realview_pb11mp_reset(char mode) +{ + void __iomem *hdr_ctrl = __io_address(REALVIEW_SYS_BASE) + + REALVIEW_SYS_RESETCTL_OFFSET; + unsigned int val; + + /* + * To reset, we hit the on-board reset register + * in the system FPGA + */ + val = __raw_readl(hdr_ctrl); + val |= REALVIEW_PB11MP_SYS_CTRL_RESET_CONFIGCLR; + __raw_writel(val, hdr_ctrl); +} + static void __init realview_pb11mp_init(void) { int i; @@ -324,6 +339,7 @@ static void __init realview_pb11mp_init(void) #ifdef CONFIG_LEDS leds_event = realview_leds_event; #endif + realview_reset = realview_pb11mp_reset; } MACHINE_START(REALVIEW_PB11MP, "ARM-RealView PB11MPCore") diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig index e993140edd8..9264d814cd7 100644 --- a/arch/arm/mm/Kconfig +++ b/arch/arm/mm/Kconfig @@ -122,10 +122,7 @@ config CPU_ARM920T select CPU_TLB_V4WBI if MMU help The ARM920T is licensed to be produced by numerous vendors, - and is used in the Maverick EP9312 and the Samsung S3C2410. - - More information on the Maverick EP9312 at - <http://linuxdevices.com/products/PD2382866068.html>. + and is used in the Cirrus EP93xx and the Samsung S3C2410. Say Y if you want support for the ARM920T processor. Otherwise, say N. diff --git a/arch/arm/mm/context.c b/arch/arm/mm/context.c index 6bda76a4319..a9e22e31eaa 100644 --- a/arch/arm/mm/context.c +++ b/arch/arm/mm/context.c @@ -50,10 +50,7 @@ void __new_context(struct mm_struct *mm) isb(); flush_tlb_all(); if (icache_is_vivt_asid_tagged()) { - asm("mcr p15, 0, %0, c7, c5, 0 @ invalidate I-cache\n" - "mcr p15, 0, %0, c7, c5, 6 @ flush BTAC/BTB\n" - : - : "r" (0)); + __flush_icache_all(); dsb(); } } diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c index b30925fcbcd..b9590a7085c 100644 --- a/arch/arm/mm/dma-mapping.c +++ b/arch/arm/mm/dma-mapping.c @@ -205,7 +205,7 @@ __dma_alloc(struct device *dev, size_t size, dma_addr_t *handle, gfp_t gfp, order = get_order(size); - if (mask != 0xffffffff) + if (mask < 0xffffffffULL) gfp |= GFP_DMA; page = alloc_pages(gfp, order); @@ -289,7 +289,7 @@ __dma_alloc(struct device *dev, size_t size, dma_addr_t *handle, gfp_t gfp, if (!mask) goto error; - if (mask != 0xffffffff) + if (mask < 0xffffffffULL) gfp |= GFP_DMA; virt = kmalloc(size, gfp); if (!virt) diff --git a/arch/arm/mm/flush.c b/arch/arm/mm/flush.c index b27942909b2..7f294f307c8 100644 --- a/arch/arm/mm/flush.c +++ b/arch/arm/mm/flush.c @@ -18,10 +18,6 @@ #include "mm.h" -#ifdef CONFIG_ARM_ERRATA_411920 -extern void v6_icache_inval_all(void); -#endif - #ifdef CONFIG_CPU_CACHE_VIPT #define ALIAS_FLUSH_START 0xffff4000 @@ -35,16 +31,11 @@ static void flush_pfn_alias(unsigned long pfn, unsigned long vaddr) flush_tlb_kernel_page(to); asm( "mcrr p15, 0, %1, %0, c14\n" - " mcr p15, 0, %2, c7, c10, 4\n" -#ifndef CONFIG_ARM_ERRATA_411920 - " mcr p15, 0, %2, c7, c5, 0\n" -#endif + " mcr p15, 0, %2, c7, c10, 4" : : "r" (to), "r" (to + PAGE_SIZE - L1_CACHE_BYTES), "r" (zero) : "cc"); -#ifdef CONFIG_ARM_ERRATA_411920 - v6_icache_inval_all(); -#endif + __flush_icache_all(); } void flush_cache_mm(struct mm_struct *mm) @@ -57,16 +48,11 @@ void flush_cache_mm(struct mm_struct *mm) if (cache_is_vipt_aliasing()) { asm( "mcr p15, 0, %0, c7, c14, 0\n" - " mcr p15, 0, %0, c7, c10, 4\n" -#ifndef CONFIG_ARM_ERRATA_411920 - " mcr p15, 0, %0, c7, c5, 0\n" -#endif + " mcr p15, 0, %0, c7, c10, 4" : : "r" (0) : "cc"); -#ifdef CONFIG_ARM_ERRATA_411920 - v6_icache_inval_all(); -#endif + __flush_icache_all(); } } @@ -81,16 +67,11 @@ void flush_cache_range(struct vm_area_struct *vma, unsigned long start, unsigned if (cache_is_vipt_aliasing()) { asm( "mcr p15, 0, %0, c7, c14, 0\n" - " mcr p15, 0, %0, c7, c10, 4\n" -#ifndef CONFIG_ARM_ERRATA_411920 - " mcr p15, 0, %0, c7, c5, 0\n" -#endif + " mcr p15, 0, %0, c7, c10, 4" : : "r" (0) : "cc"); -#ifdef CONFIG_ARM_ERRATA_411920 - v6_icache_inval_all(); -#endif + __flush_icache_all(); } } diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c index 40940d7ce4f..52c40d15567 100644 --- a/arch/arm/mm/init.c +++ b/arch/arm/mm/init.c @@ -273,7 +273,6 @@ static void __init bootmem_init_node(int node, struct meminfo *mi, struct membank *bank = &mi->bank[i]; if (!bank->highmem) free_bootmem_node(pgdat, bank_phys_start(bank), bank_phys_size(bank)); - memory_present(node, bank_pfn_start(bank), bank_pfn_end(bank)); } /* @@ -370,6 +369,19 @@ int pfn_valid(unsigned long pfn) return 0; } EXPORT_SYMBOL(pfn_valid); + +static void arm_memory_present(struct meminfo *mi, int node) +{ +} +#else +static void arm_memory_present(struct meminfo *mi, int node) +{ + int i; + for_each_nodebank(i, mi, node) { + struct membank *bank = &mi->bank[i]; + memory_present(node, bank_pfn_start(bank), bank_pfn_end(bank)); + } +} #endif static int __init meminfo_cmp(const void *_a, const void *_b) @@ -427,6 +439,12 @@ void __init bootmem_init(void) */ if (node == initrd_node) bootmem_reserve_initrd(node); + + /* + * Sparsemem tries to allocate bootmem in memory_present(), + * so must be done after the fixed reservations + */ + arm_memory_present(mi, node); } /* diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c index 02243eeccf5..ea67be0223a 100644 --- a/arch/arm/mm/mmu.c +++ b/arch/arm/mm/mmu.c @@ -117,6 +117,13 @@ static void __init early_cachepolicy(char **p) } if (i == ARRAY_SIZE(cache_policies)) printk(KERN_ERR "ERROR: unknown or unsupported cache policy\n"); + /* + * This restriction is partly to do with the way we boot; it is + * unpredictable to have memory mapped using two different sets of + * memory attributes (shared, type, and cache attribs). We can not + * change these attributes once the initial assembly has setup the + * page tables. + */ if (cpu_architecture() >= CPU_ARCH_ARMv6) { printk(KERN_WARNING "Only cachepolicy=writeback supported on ARMv6 and later\n"); cachepolicy = CPOLICY_WRITEBACK; diff --git a/arch/arm/mm/proc-v6.S b/arch/arm/mm/proc-v6.S index 194737d60a2..70f75d2e3ea 100644 --- a/arch/arm/mm/proc-v6.S +++ b/arch/arm/mm/proc-v6.S @@ -32,8 +32,10 @@ #ifndef CONFIG_SMP #define TTB_FLAGS TTB_RGN_WBWA +#define PMD_FLAGS PMD_SECT_WB #else #define TTB_FLAGS TTB_RGN_WBWA|TTB_S +#define PMD_FLAGS PMD_SECT_WBWA|PMD_SECT_S #endif ENTRY(cpu_v6_proc_init) @@ -222,10 +224,9 @@ __v6_proc_info: .long 0x0007b000 .long 0x0007f000 .long PMD_TYPE_SECT | \ - PMD_SECT_BUFFERABLE | \ - PMD_SECT_CACHEABLE | \ PMD_SECT_AP_WRITE | \ - PMD_SECT_AP_READ + PMD_SECT_AP_READ | \ + PMD_FLAGS .long PMD_TYPE_SECT | \ PMD_SECT_XN | \ PMD_SECT_AP_WRITE | \ diff --git a/arch/arm/mm/proc-v7.S b/arch/arm/mm/proc-v7.S index 23ebcf6eab9..eeeed01ee44 100644 --- a/arch/arm/mm/proc-v7.S +++ b/arch/arm/mm/proc-v7.S @@ -33,9 +33,11 @@ #ifndef CONFIG_SMP /* PTWs cacheable, inner WB not shareable, outer WB not shareable */ #define TTB_FLAGS TTB_IRGN_WB|TTB_RGN_OC_WB +#define PMD_FLAGS PMD_SECT_WB #else /* PTWs cacheable, inner WBWA shareable, outer WBWA not shareable */ #define TTB_FLAGS TTB_IRGN_WBWA|TTB_S|TTB_NOS|TTB_RGN_OC_WBWA +#define PMD_FLAGS PMD_SECT_WBWA|PMD_SECT_S #endif ENTRY(cpu_v7_proc_init) @@ -326,10 +328,9 @@ __v7_proc_info: .long 0x000f0000 @ Required ID value .long 0x000f0000 @ Mask for ID .long PMD_TYPE_SECT | \ - PMD_SECT_BUFFERABLE | \ - PMD_SECT_CACHEABLE | \ PMD_SECT_AP_WRITE | \ - PMD_SECT_AP_READ + PMD_SECT_AP_READ | \ + PMD_FLAGS .long PMD_TYPE_SECT | \ PMD_SECT_XN | \ PMD_SECT_AP_WRITE | \ diff --git a/arch/arm/oprofile/op_model_v6.c b/arch/arm/oprofile/op_model_v6.c index fe581383d3e..f7d2ec5ee9a 100644 --- a/arch/arm/oprofile/op_model_v6.c +++ b/arch/arm/oprofile/op_model_v6.c @@ -33,6 +33,9 @@ static int irqs[] = { #ifdef CONFIG_ARCH_OMAP2 3, #endif +#ifdef CONFIG_ARCH_BCMRING + IRQ_PMUIRQ, /* for BCMRING, ARM PMU interrupt is 43 */ +#endif }; static void armv6_pmu_stop(void) diff --git a/arch/arm/plat-omap/dma.c b/arch/arm/plat-omap/dma.c index fd3154ae69b..b53125f4129 100644 --- a/arch/arm/plat-omap/dma.c +++ b/arch/arm/plat-omap/dma.c @@ -829,10 +829,10 @@ EXPORT_SYMBOL(omap_free_dma); * * @param arb_rate * @param max_fifo_depth - * @param tparams - Number of thereads to reserve : DMA_THREAD_RESERVE_NORM - * DMA_THREAD_RESERVE_ONET - * DMA_THREAD_RESERVE_TWOT - * DMA_THREAD_RESERVE_THREET + * @param tparams - Number of threads to reserve : DMA_THREAD_RESERVE_NORM + * DMA_THREAD_RESERVE_ONET + * DMA_THREAD_RESERVE_TWOT + * DMA_THREAD_RESERVE_THREET */ void omap_dma_set_global_params(int arb_rate, int max_fifo_depth, int tparams) @@ -844,11 +844,14 @@ omap_dma_set_global_params(int arb_rate, int max_fifo_depth, int tparams) return; } + if (max_fifo_depth == 0) + max_fifo_depth = 1; if (arb_rate == 0) arb_rate = 1; - reg = (arb_rate & 0xff) << 16; - reg |= (0xff & max_fifo_depth); + reg = 0xff & max_fifo_depth; + reg |= (0x3 & tparams) << 12; + reg |= (arb_rate & 0xff) << 16; dma_write(reg, GCR); } @@ -975,6 +978,14 @@ void omap_stop_dma(int lch) { u32 l; + /* Disable all interrupts on the channel */ + if (cpu_class_is_omap1()) + dma_write(0, CICR(lch)); + + l = dma_read(CCR(lch)); + l &= ~OMAP_DMA_CCR_EN; + dma_write(l, CCR(lch)); + if (!omap_dma_in_1510_mode() && dma_chan[lch].next_lch != -1) { int next_lch, cur_lch = lch; char dma_chan_link_map[OMAP_DMA4_LOGICAL_DMA_CH_COUNT]; @@ -992,18 +1003,8 @@ void omap_stop_dma(int lch) next_lch = dma_chan[cur_lch].next_lch; cur_lch = next_lch; } while (next_lch != -1); - - return; } - /* Disable all interrupts on the channel */ - if (cpu_class_is_omap1()) - dma_write(0, CICR(lch)); - - l = dma_read(CCR(lch)); - l &= ~OMAP_DMA_CCR_EN; - dma_write(l, CCR(lch)); - dma_chan[lch].flags &= ~OMAP_DMA_ACTIVE; } EXPORT_SYMBOL(omap_stop_dma); diff --git a/arch/arm/plat-omap/include/mach/keypad.h b/arch/arm/plat-omap/include/mach/keypad.h index d91b9be334f..3ae52ccc793 100644 --- a/arch/arm/plat-omap/include/mach/keypad.h +++ b/arch/arm/plat-omap/include/mach/keypad.h @@ -10,7 +10,7 @@ #ifndef ASMARM_ARCH_KEYPAD_H #define ASMARM_ARCH_KEYPAD_H -#include <linux/input/matrix_keypad.h> +#warning: Please update the board to use matrix_keypad.h instead struct omap_kp_platform_data { int rows; @@ -37,6 +37,9 @@ struct omap_kp_platform_data { #define KEY_PERSISTENT 0x00800000 #define KEYNUM_MASK 0x00EFFFFF +#define KEY(col, row, val) (((col) << 28) | ((row) << 24) | (val)) +#define PERSISTENT_KEY(col, row) (((col) << 28) | ((row) << 24) | \ + KEY_PERSISTENT) #endif diff --git a/arch/arm/plat-omap/iommu.c b/arch/arm/plat-omap/iommu.c index 4b601270730..94584f167a8 100644 --- a/arch/arm/plat-omap/iommu.c +++ b/arch/arm/plat-omap/iommu.c @@ -664,7 +664,7 @@ static size_t iopgtable_clear_entry_core(struct iommu *obj, u32 da) nent = 1; /* for the next L1 entry */ } else { bytes = IOPGD_SIZE; - if (*iopgd & IOPGD_SUPER) { + if ((*iopgd & IOPGD_SUPER) == IOPGD_SUPER) { nent *= 16; /* rewind to the 1st entry */ iopgd = (u32 *)((u32)iopgd & IOSUPER_MASK); diff --git a/arch/arm/plat-omap/mcbsp.c b/arch/arm/plat-omap/mcbsp.c index 88ac9768f1c..e664b912d7b 100644 --- a/arch/arm/plat-omap/mcbsp.c +++ b/arch/arm/plat-omap/mcbsp.c @@ -595,7 +595,7 @@ void omap_mcbsp_stop(unsigned int id, int tx, int rx) rx &= 1; if (cpu_is_omap2430() || cpu_is_omap34xx()) { w = OMAP_MCBSP_READ(io_base, RCCR); - w |= (tx ? RDISABLE : 0); + w |= (rx ? RDISABLE : 0); OMAP_MCBSP_WRITE(io_base, RCCR, w); } w = OMAP_MCBSP_READ(io_base, SPCR1); diff --git a/arch/frv/kernel/signal.c b/arch/frv/kernel/signal.c index 6b0a2b6fed6..0974c0ecc59 100644 --- a/arch/frv/kernel/signal.c +++ b/arch/frv/kernel/signal.c @@ -527,7 +527,7 @@ static void do_signal(void) no_signal: /* Did we come from a system call? */ - if (__frame->syscallno >= 0) { + if (__frame->syscallno != -1) { /* Restart the system call - no handlers present */ switch (__frame->gr8) { case -ERESTARTNOHAND: diff --git a/arch/m68k/Kconfig b/arch/m68k/Kconfig index 29dd8489ffe..ecdc19a299b 100644 --- a/arch/m68k/Kconfig +++ b/arch/m68k/Kconfig @@ -561,7 +561,7 @@ config HPAPCI config MVME147_SCC bool "SCC support for MVME147 serial ports" - depends on MVME147 + depends on MVME147 && BROKEN help This is the driver for the serial ports on the Motorola MVME147 boards. Everyone using one of these boards should say Y here. @@ -576,14 +576,14 @@ config SERIAL167 config MVME162_SCC bool "SCC support for MVME162 serial ports" - depends on MVME16x + depends on MVME16x && BROKEN help This is the driver for the serial ports on the Motorola MVME162 and 172 boards. Everyone using one of these boards should say Y here. config BVME6000_SCC bool "SCC support for BVME6000 serial ports" - depends on BVME6000 + depends on BVME6000 && BROKEN help This is the driver for the serial ports on the BVME4000 and BVME6000 boards from BVM Ltd. Everyone using one of these boards should say diff --git a/arch/powerpc/boot/dts/cm5200.dts b/arch/powerpc/boot/dts/cm5200.dts index cee8080aa24..dd3860846f1 100644 --- a/arch/powerpc/boot/dts/cm5200.dts +++ b/arch/powerpc/boot/dts/cm5200.dts @@ -210,7 +210,6 @@ compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c"; reg = <0x3d40 0x40>; interrupts = <2 16 0>; - fsl5200-clocking; }; sram@8000 { diff --git a/arch/powerpc/boot/dts/digsy_mtc.dts b/arch/powerpc/boot/dts/digsy_mtc.dts index 4c36186ef94..8e9be6bfe23 100644 --- a/arch/powerpc/boot/dts/digsy_mtc.dts +++ b/arch/powerpc/boot/dts/digsy_mtc.dts @@ -199,7 +199,6 @@ compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c"; reg = <0x3d00 0x40>; interrupts = <2 15 0>; - fsl5200-clocking; rtc@50 { compatible = "at,24c08"; diff --git a/arch/powerpc/boot/dts/lite5200.dts b/arch/powerpc/boot/dts/lite5200.dts index de30b3f9eb2..82ff2b13bc3 100644 --- a/arch/powerpc/boot/dts/lite5200.dts +++ b/arch/powerpc/boot/dts/lite5200.dts @@ -247,7 +247,6 @@ compatible = "fsl,mpc5200-i2c","fsl-i2c"; reg = <0x3d00 0x40>; interrupts = <2 15 0>; - fsl5200-clocking; }; i2c@3d40 { @@ -256,7 +255,6 @@ compatible = "fsl,mpc5200-i2c","fsl-i2c"; reg = <0x3d40 0x40>; interrupts = <2 16 0>; - fsl5200-clocking; }; sram@8000 { compatible = "fsl,mpc5200-sram"; diff --git a/arch/powerpc/boot/dts/lite5200b.dts b/arch/powerpc/boot/dts/lite5200b.dts index d13cb11ce62..e45a63be3a8 100644 --- a/arch/powerpc/boot/dts/lite5200b.dts +++ b/arch/powerpc/boot/dts/lite5200b.dts @@ -251,7 +251,6 @@ compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c"; reg = <0x3d00 0x40>; interrupts = <2 15 0>; - fsl5200-clocking; }; i2c@3d40 { @@ -260,7 +259,6 @@ compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c"; reg = <0x3d40 0x40>; interrupts = <2 16 0>; - fsl5200-clocking; }; sram@8000 { diff --git a/arch/powerpc/boot/dts/media5200.dts b/arch/powerpc/boot/dts/media5200.dts index e297d8b4187..0c3902bc5b6 100644 --- a/arch/powerpc/boot/dts/media5200.dts +++ b/arch/powerpc/boot/dts/media5200.dts @@ -223,7 +223,6 @@ compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c"; reg = <0x3d00 0x40>; interrupts = <2 15 0>; - fsl5200-clocking; }; i2c@3d40 { @@ -232,7 +231,6 @@ compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c"; reg = <0x3d40 0x40>; interrupts = <2 16 0>; - fsl5200-clocking; }; sram@8000 { diff --git a/arch/powerpc/boot/dts/motionpro.dts b/arch/powerpc/boot/dts/motionpro.dts index 7be8ca03867..6ca4fc144a3 100644 --- a/arch/powerpc/boot/dts/motionpro.dts +++ b/arch/powerpc/boot/dts/motionpro.dts @@ -222,7 +222,6 @@ compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c"; reg = <0x3d40 0x40>; interrupts = <2 16 0>; - fsl5200-clocking; rtc@68 { compatible = "dallas,ds1339"; diff --git a/arch/powerpc/boot/dts/mpc5121ads.dts b/arch/powerpc/boot/dts/mpc5121ads.dts index c2b8dbfab79..c353dac3341 100644 --- a/arch/powerpc/boot/dts/mpc5121ads.dts +++ b/arch/powerpc/boot/dts/mpc5121ads.dts @@ -209,7 +209,6 @@ reg = <0x1700 0x20>; interrupts = <9 0x8>; interrupt-parent = < &ipic >; - fsl5200-clocking; }; i2c@1720 { @@ -220,7 +219,6 @@ reg = <0x1720 0x20>; interrupts = <10 0x8>; interrupt-parent = < &ipic >; - fsl5200-clocking; }; i2c@1740 { @@ -231,7 +229,6 @@ reg = <0x1740 0x20>; interrupts = <11 0x8>; interrupt-parent = < &ipic >; - fsl5200-clocking; }; i2ccontrol@1760 { diff --git a/arch/powerpc/boot/dts/mucmc52.dts b/arch/powerpc/boot/dts/mucmc52.dts new file mode 100644 index 00000000000..b72a7581d79 --- /dev/null +++ b/arch/powerpc/boot/dts/mucmc52.dts @@ -0,0 +1,332 @@ +/* + * Manroland mucmc52 board Device Tree Source + * + * Copyright (C) 2009 DENX Software Engineering GmbH + * Heiko Schocher <hs@denx.de> + * Copyright 2006-2007 Secret Lab Technologies Ltd. + * + * 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. + */ + +/dts-v1/; + +/ { + model = "manroland,mucmc52"; + compatible = "manroland,mucmc52"; + #address-cells = <1>; + #size-cells = <1>; + interrupt-parent = <&mpc5200_pic>; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + + PowerPC,5200@0 { + device_type = "cpu"; + reg = <0>; + d-cache-line-size = <32>; + i-cache-line-size = <32>; + d-cache-size = <0x4000>; // L1, 16K + i-cache-size = <0x4000>; // L1, 16K + timebase-frequency = <0>; // from bootloader + bus-frequency = <0>; // from bootloader + clock-frequency = <0>; // from bootloader + }; + }; + + memory { + device_type = "memory"; + reg = <0x00000000 0x04000000>; // 64MB + }; + + soc5200@f0000000 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "fsl,mpc5200b-immr"; + ranges = <0 0xf0000000 0x0000c000>; + reg = <0xf0000000 0x00000100>; + bus-frequency = <0>; // from bootloader + system-frequency = <0>; // from bootloader + + cdm@200 { + compatible = "fsl,mpc5200b-cdm","fsl,mpc5200-cdm"; + reg = <0x200 0x38>; + }; + + mpc5200_pic: interrupt-controller@500 { + // 5200 interrupts are encoded into two levels; + interrupt-controller; + #interrupt-cells = <3>; + compatible = "fsl,mpc5200b-pic","fsl,mpc5200-pic"; + reg = <0x500 0x80>; + }; + + gpt0: timer@600 { // GPT 0 in GPIO mode + compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; + reg = <0x600 0x10>; + interrupts = <1 9 0>; + gpio-controller; + #gpio-cells = <2>; + }; + + gpt1: timer@610 { // General Purpose Timer in GPIO mode + compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; + reg = <0x610 0x10>; + interrupts = <1 10 0>; + gpio-controller; + #gpio-cells = <2>; + }; + + gpt2: timer@620 { // General Purpose Timer in GPIO mode + compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; + reg = <0x620 0x10>; + interrupts = <1 11 0>; + gpio-controller; + #gpio-cells = <2>; + }; + + gpt3: timer@630 { // General Purpose Timer in GPIO mode + compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; + reg = <0x630 0x10>; + interrupts = <1 12 0>; + gpio-controller; + #gpio-cells = <2>; + }; + + gpio_simple: gpio@b00 { + compatible = "fsl,mpc5200b-gpio","fsl,mpc5200-gpio"; + reg = <0xb00 0x40>; + interrupts = <1 7 0>; + gpio-controller; + #gpio-cells = <2>; + }; + + gpio_wkup: gpio@c00 { + compatible = "fsl,mpc5200b-gpio-wkup","fsl,mpc5200-gpio-wkup"; + reg = <0xc00 0x40>; + interrupts = <1 8 0 0 3 0>; + gpio-controller; + #gpio-cells = <2>; + }; + + dma-controller@1200 { + compatible = "fsl,mpc5200b-bestcomm","fsl,mpc5200-bestcomm"; + reg = <0x1200 0x80>; + interrupts = <3 0 0 3 1 0 3 2 0 3 3 0 + 3 4 0 3 5 0 3 6 0 3 7 0 + 3 8 0 3 9 0 3 10 0 3 11 0 + 3 12 0 3 13 0 3 14 0 3 15 0>; + }; + + xlb@1f00 { + compatible = "fsl,mpc5200b-xlb","fsl,mpc5200-xlb"; + reg = <0x1f00 0x100>; + }; + + serial@2000 { /* PSC1 in UART mode */ + compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; + reg = <0x2000 0x100>; + interrupts = <2 1 0>; + }; + + serial@2200 { /* PSC2 in UART mode */ + compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; + reg = <0x2200 0x100>; + interrupts = <2 2 0>; + }; + + serial@2c00 { /* PSC6 in UART mode */ + compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; + reg = <0x2c00 0x100>; + interrupts = <2 4 0>; + }; + + ethernet@3000 { + compatible = "fsl,mpc5200b-fec","fsl,mpc5200-fec"; + reg = <0x3000 0x400>; + local-mac-address = [ 00 00 00 00 00 00 ]; + interrupts = <2 5 0>; + phy-handle = <&phy0>; + }; + + mdio@3000 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "fsl,mpc5200b-mdio","fsl,mpc5200-mdio"; + reg = <0x3000 0x400>; // fec range, since we need to setup fec interrupts + interrupts = <2 5 0>; // these are for "mii command finished", not link changes & co. + + phy0: ethernet-phy@0 { + compatible = "intel,lxt971"; + reg = <0>; + }; + }; + + ata@3a00 { + compatible = "fsl,mpc5200b-ata","fsl,mpc5200-ata"; + reg = <0x3a00 0x100>; + interrupts = <2 7 0>; + }; + + i2c@3d40 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c"; + reg = <0x3d40 0x40>; + interrupts = <2 16 0>; + hwmon@2c { + compatible = "ad,adm9240"; + reg = <0x2c>; + }; + rtc@51 { + compatible = "nxp,pcf8563"; + reg = <0x51>; + }; + }; + + sram@8000 { + compatible = "fsl,mpc5200b-sram","fsl,mpc5200-sram"; + reg = <0x8000 0x4000>; + }; + }; + + pci@f0000d00 { + #interrupt-cells = <1>; + #size-cells = <2>; + #address-cells = <3>; + device_type = "pci"; + compatible = "fsl,mpc5200b-pci","fsl,mpc5200-pci"; + reg = <0xf0000d00 0x100>; + interrupt-map-mask = <0xf800 0 0 7>; + interrupt-map = < + /* IDSEL 0x10 */ + 0x8000 0 0 1 &mpc5200_pic 0 3 3 + 0x8000 0 0 2 &mpc5200_pic 0 3 3 + 0x8000 0 0 3 &mpc5200_pic 0 2 3 + 0x8000 0 0 4 &mpc5200_pic 0 1 3 + >; + clock-frequency = <0>; // From boot loader + interrupts = <2 8 0 2 9 0 2 10 0>; + bus-range = <0 0>; + ranges = <0x42000000 0 0x60000000 0x60000000 0 0x10000000 + 0x02000000 0 0x90000000 0x90000000 0 0x10000000 + 0x01000000 0 0x00000000 0xa0000000 0 0x01000000>; + }; + + localbus { + compatible = "fsl,mpc5200b-lpb","fsl,mpc5200-lpb","simple-bus"; + + #address-cells = <2>; + #size-cells = <1>; + + ranges = <0 0 0xff800000 0x00800000 + 1 0 0x80000000 0x00800000 + 3 0 0x80000000 0x00800000>; + + flash@0,0 { + compatible = "cfi-flash"; + reg = <0 0 0x00800000>; + bank-width = <4>; + device-width = <2>; + #size-cells = <1>; + #address-cells = <1>; + partition@0 { + label = "DTS"; + reg = <0x0 0x00100000>; + }; + partition@100000 { + label = "Kernel"; + reg = <0x100000 0x00200000>; + }; + partition@300000 { + label = "RootFS"; + reg = <0x00300000 0x00200000>; + }; + partition@500000 { + label = "user"; + reg = <0x00500000 0x00200000>; + }; + partition@700000 { + label = "U-Boot"; + reg = <0x00700000 0x00040000>; + }; + partition@740000 { + label = "Env"; + reg = <0x00740000 0x00020000>; + }; + partition@760000 { + label = "red. Env"; + reg = <0x00760000 0x00020000>; + }; + partition@780000 { + label = "reserve"; + reg = <0x00780000 0x00080000>; + }; + }; + + simple100: gpio-controller-100@3,600100 { + compatible = "manroland,mucmc52-aux-gpio"; + reg = <3 0x00600100 0x1>; + gpio-controller; + #gpio-cells = <2>; + }; + simple104: gpio-controller-104@3,600104 { + compatible = "manroland,mucmc52-aux-gpio"; + reg = <3 0x00600104 0x1>; + gpio-controller; + #gpio-cells = <2>; + }; + simple200: gpio-controller-200@3,600200 { + compatible = "manroland,mucmc52-aux-gpio"; + reg = <3 0x00600200 0x1>; + gpio-controller; + #gpio-cells = <2>; + }; + simple201: gpio-controller-201@3,600201 { + compatible = "manroland,mucmc52-aux-gpio"; + reg = <3 0x00600201 0x1>; + gpio-controller; + #gpio-cells = <2>; + }; + simple202: gpio-controller-202@3,600202 { + compatible = "manroland,mucmc52-aux-gpio"; + reg = <3 0x00600202 0x1>; + gpio-controller; + #gpio-cells = <2>; + }; + simple203: gpio-controller-203@3,600203 { + compatible = "manroland,mucmc52-aux-gpio"; + reg = <3 0x00600203 0x1>; + gpio-controller; + #gpio-cells = <2>; + }; + simple204: gpio-controller-204@3,600204 { + compatible = "manroland,mucmc52-aux-gpio"; + reg = <3 0x00600204 0x1>; + gpio-controller; + #gpio-cells = <2>; + }; + simple206: gpio-controller-206@3,600206 { + compatible = "manroland,mucmc52-aux-gpio"; + reg = <3 0x00600206 0x1>; + gpio-controller; + #gpio-cells = <2>; + }; + simple207: gpio-controller-207@3,600207 { + compatible = "manroland,mucmc52-aux-gpio"; + reg = <3 0x00600207 0x1>; + gpio-controller; + #gpio-cells = <2>; + }; + simple20f: gpio-controller-20f@3,60020f { + compatible = "manroland,mucmc52-aux-gpio"; + reg = <3 0x0060020f 0x1>; + gpio-controller; + #gpio-cells = <2>; + }; + + }; +}; diff --git a/arch/powerpc/boot/dts/pcm030.dts b/arch/powerpc/boot/dts/pcm030.dts index 30bfdc04c6d..8a4ec30b21a 100644 --- a/arch/powerpc/boot/dts/pcm030.dts +++ b/arch/powerpc/boot/dts/pcm030.dts @@ -244,7 +244,6 @@ compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c"; reg = <0x3d00 0x40>; interrupts = <2 15 0>; - fsl5200-clocking; }; i2c@3d40 { @@ -253,7 +252,6 @@ compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c"; reg = <0x3d40 0x40>; interrupts = <2 16 0>; - fsl5200-clocking; rtc@51 { compatible = "nxp,pcf8563"; reg = <0x51>; diff --git a/arch/powerpc/boot/dts/pcm032.dts b/arch/powerpc/boot/dts/pcm032.dts index 03004267839..85d857a5d46 100644 --- a/arch/powerpc/boot/dts/pcm032.dts +++ b/arch/powerpc/boot/dts/pcm032.dts @@ -244,7 +244,6 @@ compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c"; reg = <0x3d00 0x40>; interrupts = <2 15 0>; - fsl5200-clocking; }; i2c@3d40 { @@ -253,7 +252,6 @@ compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c"; reg = <0x3d40 0x40>; interrupts = <2 16 0>; - fsl5200-clocking; rtc@51 { compatible = "nxp,pcf8563"; reg = <0x51>; diff --git a/arch/powerpc/boot/dts/tqm5200.dts b/arch/powerpc/boot/dts/tqm5200.dts index c9590b58b7b..1db07f6cf13 100644 --- a/arch/powerpc/boot/dts/tqm5200.dts +++ b/arch/powerpc/boot/dts/tqm5200.dts @@ -160,7 +160,6 @@ compatible = "fsl,mpc5200-i2c","fsl-i2c"; reg = <0x3d40 0x40>; interrupts = <2 16 0>; - fsl5200-clocking; rtc@68 { compatible = "dallas,ds1307"; diff --git a/arch/powerpc/boot/dts/uc101.dts b/arch/powerpc/boot/dts/uc101.dts new file mode 100644 index 00000000000..019264c6290 --- /dev/null +++ b/arch/powerpc/boot/dts/uc101.dts @@ -0,0 +1,284 @@ +/* + * Manroland uc101 board Device Tree Source + * + * Copyright (C) 2009 DENX Software Engineering GmbH + * Heiko Schocher <hs@denx.de> + * Copyright 2006-2007 Secret Lab Technologies Ltd. + * + * 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. + */ + +/dts-v1/; + +/ { + model = "manroland,uc101"; + compatible = "manroland,uc101"; + #address-cells = <1>; + #size-cells = <1>; + interrupt-parent = <&mpc5200_pic>; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + + PowerPC,5200@0 { + device_type = "cpu"; + reg = <0>; + d-cache-line-size = <32>; + i-cache-line-size = <32>; + d-cache-size = <0x4000>; // L1, 16K + i-cache-size = <0x4000>; // L1, 16K + timebase-frequency = <0>; // from bootloader + bus-frequency = <0>; // from bootloader + clock-frequency = <0>; // from bootloader + }; + }; + + memory { + device_type = "memory"; + reg = <0x00000000 0x04000000>; // 64MB + }; + + soc5200@f0000000 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "fsl,mpc5200b-immr"; + ranges = <0 0xf0000000 0x0000c000>; + reg = <0xf0000000 0x00000100>; + bus-frequency = <0>; // from bootloader + system-frequency = <0>; // from bootloader + + cdm@200 { + compatible = "fsl,mpc5200b-cdm","fsl,mpc5200-cdm"; + reg = <0x200 0x38>; + }; + + mpc5200_pic: interrupt-controller@500 { + // 5200 interrupts are encoded into two levels; + interrupt-controller; + #interrupt-cells = <3>; + compatible = "fsl,mpc5200b-pic","fsl,mpc5200-pic"; + reg = <0x500 0x80>; + }; + + gpt0: timer@600 { // General Purpose Timer in GPIO mode + compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; + reg = <0x600 0x10>; + interrupts = <1 9 0>; + gpio-controller; + #gpio-cells = <2>; + }; + + gpt1: timer@610 { // General Purpose Timer in GPIO mode + compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; + reg = <0x610 0x10>; + interrupts = <1 10 0>; + gpio-controller; + #gpio-cells = <2>; + }; + + gpt2: timer@620 { // General Purpose Timer in GPIO mode + compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; + reg = <0x620 0x10>; + interrupts = <1 11 0>; + gpio-controller; + #gpio-cells = <2>; + }; + + gpt3: timer@630 { // General Purpose Timer in GPIO mode + compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; + reg = <0x630 0x10>; + interrupts = <1 12 0>; + gpio-controller; + #gpio-cells = <2>; + }; + + gpt4: timer@640 { // General Purpose Timer in GPIO mode + compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; + reg = <0x640 0x10>; + interrupts = <1 13 0>; + gpio-controller; + #gpio-cells = <2>; + }; + + gpt5: timer@650 { // General Purpose Timer in GPIO mode + compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; + reg = <0x650 0x10>; + interrupts = <1 14 0>; + gpio-controller; + #gpio-cells = <2>; + }; + + gpt6: timer@660 { // General Purpose Timer in GPIO mode + compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; + reg = <0x660 0x10>; + interrupts = <1 15 0>; + gpio-controller; + #gpio-cells = <2>; + }; + + gpt7: timer@670 { // General Purpose Timer in GPIO mode + compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt"; + reg = <0x670 0x10>; + interrupts = <1 16 0>; + gpio-controller; + #gpio-cells = <2>; + }; + + gpio_simple: gpio@b00 { + compatible = "fsl,mpc5200b-gpio","fsl,mpc5200-gpio"; + reg = <0xb00 0x40>; + interrupts = <1 7 0>; + gpio-controller; + #gpio-cells = <2>; + }; + + gpio_wkup: gpio@c00 { + compatible = "fsl,mpc5200b-gpio-wkup","fsl,mpc5200-gpio-wkup"; + reg = <0xc00 0x40>; + interrupts = <1 8 0 0 3 0>; + gpio-controller; + #gpio-cells = <2>; + }; + + dma-controller@1200 { + compatible = "fsl,mpc5200b-bestcomm","fsl,mpc5200-bestcomm"; + reg = <0x1200 0x80>; + interrupts = <3 0 0 3 1 0 3 2 0 3 3 0 + 3 4 0 3 5 0 3 6 0 3 7 0 + 3 8 0 3 9 0 3 10 0 3 11 0 + 3 12 0 3 13 0 3 14 0 3 15 0>; + }; + + xlb@1f00 { + compatible = "fsl,mpc5200b-xlb","fsl,mpc5200-xlb"; + reg = <0x1f00 0x100>; + }; + + serial@2000 { /* PSC1 in UART mode */ + compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; + reg = <0x2000 0x100>; + interrupts = <2 1 0>; + }; + + serial@2200 { /* PSC2 in UART mode */ + compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; + reg = <0x2200 0x100>; + interrupts = <2 2 0>; + }; + + serial@2c00 { /* PSC6 in UART mode */ + compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart"; + reg = <0x2c00 0x100>; + interrupts = <2 4 0>; + }; + + ethernet@3000 { + compatible = "fsl,mpc5200b-fec","fsl,mpc5200-fec"; + reg = <0x3000 0x400>; + local-mac-address = [ 00 00 00 00 00 00 ]; + interrupts = <2 5 0>; + phy-handle = <&phy0>; + }; + + mdio@3000 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "fsl,mpc5200b-mdio","fsl,mpc5200-mdio"; + reg = <0x3000 0x400>; // fec range, since we need to setup fec interrupts + interrupts = <2 5 0>; // these are for "mii command finished", not link changes & co. + + phy0: ethernet-phy@0 { + compatible = "intel,lxt971"; + reg = <0>; + }; + }; + + ata@3a00 { + compatible = "fsl,mpc5200b-ata","fsl,mpc5200-ata"; + reg = <0x3a00 0x100>; + interrupts = <2 7 0>; + }; + + i2c@3d40 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c"; + reg = <0x3d40 0x40>; + interrupts = <2 16 0>; + fsl,preserve-clocking; + clock-frequency = <400000>; + + hwmon@2c { + compatible = "ad,adm9240"; + reg = <0x2c>; + }; + rtc@51 { + compatible = "nxp,pcf8563"; + reg = <0x51>; + }; + }; + + sram@8000 { + compatible = "fsl,mpc5200b-sram","fsl,mpc5200-sram"; + reg = <0x8000 0x4000>; + }; + }; + + localbus { + compatible = "fsl,mpc5200b-lpb","fsl,mpc5200-lpb","simple-bus"; + + #address-cells = <2>; + #size-cells = <1>; + + ranges = <0 0 0xff800000 0x00800000 + 1 0 0x80000000 0x00800000 + 3 0 0x80000000 0x00800000>; + + flash@0,0 { + compatible = "cfi-flash"; + reg = <0 0 0x00800000>; + bank-width = <2>; + device-width = <2>; + #size-cells = <1>; + #address-cells = <1>; + + partition@0 { + label = "DTS"; + reg = <0x0 0x00100000>; + }; + partition@100000 { + label = "Kernel"; + reg = <0x100000 0x00200000>; + }; + partition@300000 { + label = "RootFS"; + reg = <0x00300000 0x00200000>; + }; + partition@500000 { + label = "user"; + reg = <0x00500000 0x00200000>; + }; + partition@700000 { + label = "U-Boot"; + reg = <0x00700000 0x00040000>; + }; + partition@740000 { + label = "Env"; + reg = <0x00740000 0x00010000>; + }; + partition@750000 { + label = "red. Env"; + reg = <0x00750000 0x00010000>; + }; + partition@760000 { + label = "reserve"; + reg = <0x00760000 0x000a0000>; + }; + }; + + }; +}; diff --git a/arch/powerpc/configs/52xx/cm5200_defconfig b/arch/powerpc/configs/52xx/cm5200_defconfig index 3838b77b811..0396ce7bffc 100644 --- a/arch/powerpc/configs/52xx/cm5200_defconfig +++ b/arch/powerpc/configs/52xx/cm5200_defconfig @@ -1,25 +1,27 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.30-rc2 -# Sat Apr 18 00:47:44 2009 +# Linux kernel version: 2.6.32-rc4 +# Thu Oct 15 10:33:22 2009 # # CONFIG_PPC64 is not set # # Processor support # -CONFIG_6xx=y +CONFIG_PPC_BOOK3S_32=y # CONFIG_PPC_85xx is not set # CONFIG_PPC_8xx is not set # CONFIG_40x is not set # CONFIG_44x is not set # CONFIG_E200 is not set CONFIG_PPC_BOOK3S=y +CONFIG_6xx=y CONFIG_PPC_FPU=y # CONFIG_ALTIVEC is not set CONFIG_PPC_STD_MMU=y CONFIG_PPC_STD_MMU_32=y # CONFIG_PPC_MM_SLICES is not set +CONFIG_PPC_HAVE_PMU_SUPPORT=y # CONFIG_SMP is not set CONFIG_PPC32=y CONFIG_WORD_SIZE=32 @@ -30,15 +32,17 @@ CONFIG_GENERIC_TIME=y CONFIG_GENERIC_TIME_VSYSCALL=y CONFIG_GENERIC_CLOCKEVENTS=y CONFIG_GENERIC_HARDIRQS=y +CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set +# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set CONFIG_IRQ_PER_CPU=y CONFIG_STACKTRACE_SUPPORT=y CONFIG_HAVE_LATENCYTOP_SUPPORT=y +CONFIG_TRACE_IRQFLAGS_SUPPORT=y CONFIG_LOCKDEP_SUPPORT=y CONFIG_RWSEM_XCHGADD_ALGORITHM=y CONFIG_ARCH_HAS_ILOG2_U32=y CONFIG_GENERIC_HWEIGHT=y -CONFIG_GENERIC_CALIBRATE_DELAY=y CONFIG_GENERIC_FIND_NEXT_BIT=y # CONFIG_ARCH_NO_VIRT_TO_BUS is not set CONFIG_PPC=y @@ -52,11 +56,13 @@ CONFIG_OF=y # CONFIG_GENERIC_TBSYNC is not set CONFIG_AUDIT_ARCH=y CONFIG_GENERIC_BUG=y +CONFIG_DTC=y CONFIG_DEFAULT_UIMAGE=y # CONFIG_PPC_DCR_NATIVE is not set # CONFIG_PPC_DCR_MMIO is not set CONFIG_ARCH_SUPPORTS_DEBUG_PAGEALLOC=y CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" +CONFIG_CONSTRUCTORS=y # # General setup @@ -77,11 +83,12 @@ CONFIG_SYSVIPC_SYSCTL=y # # RCU Subsystem # -CONFIG_CLASSIC_RCU=y -# CONFIG_TREE_RCU is not set -# CONFIG_PREEMPT_RCU is not set +CONFIG_TREE_RCU=y +# CONFIG_TREE_PREEMPT_RCU is not set +# CONFIG_RCU_TRACE is not set +CONFIG_RCU_FANOUT=32 +# CONFIG_RCU_FANOUT_EXACT is not set # CONFIG_TREE_RCU_TRACE is not set -# CONFIG_PREEMPT_RCU_TRACE is not set # CONFIG_IKCONFIG is not set CONFIG_LOG_BUF_SHIFT=14 CONFIG_GROUP_SCHED=y @@ -105,7 +112,6 @@ CONFIG_ANON_INODES=y CONFIG_EMBEDDED=y # CONFIG_SYSCTL_SYSCALL is not set # CONFIG_KALLSYMS is not set -# CONFIG_STRIP_ASM_SYMS is not set CONFIG_HOTPLUG=y CONFIG_PRINTK=y CONFIG_BUG=y @@ -118,6 +124,13 @@ CONFIG_TIMERFD=y CONFIG_EVENTFD=y CONFIG_SHMEM=y CONFIG_AIO=y +CONFIG_HAVE_PERF_EVENTS=y + +# +# Kernel Performance Events And Counters +# +# CONFIG_PERF_EVENTS is not set +# CONFIG_PERF_COUNTERS is not set CONFIG_VM_EVENT_COUNTERS=y CONFIG_SLUB_DEBUG=y CONFIG_COMPAT_BRK=y @@ -125,14 +138,19 @@ CONFIG_COMPAT_BRK=y CONFIG_SLUB=y # CONFIG_SLOB is not set # CONFIG_PROFILING is not set -# CONFIG_MARKERS is not set CONFIG_HAVE_OPROFILE=y CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y CONFIG_HAVE_IOREMAP_PROT=y CONFIG_HAVE_KPROBES=y CONFIG_HAVE_KRETPROBES=y CONFIG_HAVE_ARCH_TRACEHOOK=y +CONFIG_HAVE_DMA_ATTRS=y CONFIG_HAVE_CLK=y +CONFIG_HAVE_DMA_API_DEBUG=y + +# +# GCOV-based kernel profiling +# # CONFIG_SLOW_WORK is not set # CONFIG_HAVE_GENERIC_DMA_COHERENT is not set CONFIG_SLABINFO=y @@ -140,7 +158,7 @@ CONFIG_RT_MUTEXES=y CONFIG_BASE_SMALL=0 # CONFIG_MODULES is not set CONFIG_BLOCK=y -# CONFIG_LBD is not set +CONFIG_LBDAF=y # CONFIG_BLK_DEV_BSG is not set # CONFIG_BLK_DEV_INTEGRITY is not set @@ -219,11 +237,13 @@ CONFIG_BINFMT_ELF=y # CONFIG_HAVE_AOUT is not set # CONFIG_BINFMT_MISC is not set # CONFIG_IOMMU_HELPER is not set +# CONFIG_SWIOTLB is not set CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y CONFIG_ARCH_HAS_WALK_MEMORY=y CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y # CONFIG_KEXEC is not set # CONFIG_CRASH_DUMP is not set +CONFIG_MAX_ACTIVE_REGIONS=32 CONFIG_ARCH_FLATMEM_ENABLE=y CONFIG_ARCH_POPULATES_NODE_MAP=y CONFIG_SELECT_MEMORY_MODEL=y @@ -239,9 +259,10 @@ CONFIG_MIGRATION=y CONFIG_ZONE_DMA_FLAG=1 CONFIG_BOUNCE=y CONFIG_VIRT_TO_BUS=y -CONFIG_UNEVICTABLE_LRU=y CONFIG_HAVE_MLOCK=y CONFIG_HAVE_MLOCKED_PAGE_BIT=y +# CONFIG_KSM is not set +CONFIG_DEFAULT_MMAP_MIN_ADDR=4096 CONFIG_PPC_4K_PAGES=y # CONFIG_PPC_16K_PAGES is not set # CONFIG_PPC_64K_PAGES is not set @@ -252,6 +273,7 @@ CONFIG_PROC_DEVICETREE=y CONFIG_EXTRA_TARGETS="" CONFIG_PM=y # CONFIG_PM_DEBUG is not set +# CONFIG_PM_RUNTIME is not set CONFIG_SECCOMP=y CONFIG_ISA_DMA_API=y @@ -328,6 +350,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic" # CONFIG_NETFILTER is not set # CONFIG_IP_DCCP is not set # CONFIG_IP_SCTP is not set +# CONFIG_RDS is not set # CONFIG_TIPC is not set # CONFIG_ATM is not set # CONFIG_BRIDGE is not set @@ -342,6 +365,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic" # CONFIG_ECONET is not set # CONFIG_WAN_ROUTER is not set # CONFIG_PHONET is not set +# CONFIG_IEEE802154 is not set # CONFIG_NET_SCHED is not set # CONFIG_DCB is not set @@ -367,6 +391,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic" # Generic Driver Options # CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" +# CONFIG_DEVTMPFS is not set CONFIG_STANDALONE=y CONFIG_PREVENT_FIRMWARE_BUILD=y # CONFIG_FW_LOADER is not set @@ -457,6 +482,7 @@ CONFIG_MTD_PHYSMAP_OF=y # CONFIG_MTD_UBI is not set CONFIG_OF_DEVICE=y CONFIG_OF_I2C=y +CONFIG_OF_MDIO=y # CONFIG_PARPORT is not set CONFIG_BLK_DEV=y # CONFIG_BLK_DEV_FD is not set @@ -495,10 +521,6 @@ CONFIG_BLK_DEV_SD=y # CONFIG_BLK_DEV_SR is not set CONFIG_CHR_DEV_SG=y # CONFIG_CHR_DEV_SCH is not set - -# -# Some SCSI devices (e.g. CD jukebox) support multiple LUNs -# # CONFIG_SCSI_MULTI_LUN is not set # CONFIG_SCSI_CONSTANTS is not set # CONFIG_SCSI_LOGGING is not set @@ -519,7 +541,6 @@ CONFIG_CHR_DEV_SG=y # CONFIG_MD is not set # CONFIG_MACINTOSH_DRIVERS is not set CONFIG_NETDEVICES=y -CONFIG_COMPAT_NET_DEV_OPS=y # CONFIG_DUMMY is not set # CONFIG_BONDING is not set # CONFIG_MACVLAN is not set @@ -558,14 +579,14 @@ CONFIG_NET_ETHERNET=y # CONFIG_IBM_NEW_EMAC_MAL_CLR_ICINTSTAT is not set # CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set # CONFIG_B44 is not set +# CONFIG_KS8842 is not set +# CONFIG_KS8851_MLL is not set CONFIG_FEC_MPC52xx=y CONFIG_FEC_MPC52xx_MDIO=y +# CONFIG_XILINX_EMACLITE is not set # CONFIG_NETDEV_1000 is not set # CONFIG_NETDEV_10000 is not set - -# -# Wireless LAN -# +CONFIG_WLAN=y # CONFIG_WLAN_PRE80211 is not set # CONFIG_WLAN_80211 is not set @@ -636,6 +657,7 @@ CONFIG_LEGACY_PTY_COUNT=256 # CONFIG_TCG_TPM is not set CONFIG_I2C=y CONFIG_I2C_BOARDINFO=y +CONFIG_I2C_COMPAT=y CONFIG_I2C_CHARDEV=y CONFIG_I2C_HELPER_AUTO=y @@ -646,6 +668,7 @@ CONFIG_I2C_HELPER_AUTO=y # # I2C system bus drivers (mostly embedded / system-on-chip) # +# CONFIG_I2C_DESIGNWARE is not set CONFIG_I2C_MPC=y # CONFIG_I2C_OCORES is not set # CONFIG_I2C_SIMTEC is not set @@ -666,23 +689,23 @@ CONFIG_I2C_MPC=y # Miscellaneous I2C Chip support # # CONFIG_DS1682 is not set -# CONFIG_SENSORS_PCF8574 is not set -# CONFIG_PCF8575 is not set -# CONFIG_SENSORS_PCA9539 is not set -# CONFIG_SENSORS_MAX6875 is not set # CONFIG_SENSORS_TSL2550 is not set # CONFIG_I2C_DEBUG_CORE is not set # CONFIG_I2C_DEBUG_ALGO is not set # CONFIG_I2C_DEBUG_BUS is not set # CONFIG_I2C_DEBUG_CHIP is not set # CONFIG_SPI is not set + +# +# PPS support +# +# CONFIG_PPS is not set CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y # CONFIG_GPIOLIB is not set # CONFIG_W1 is not set # CONFIG_POWER_SUPPLY is not set # CONFIG_HWMON is not set # CONFIG_THERMAL is not set -# CONFIG_THERMAL_HWMON is not set CONFIG_WATCHDOG=y # CONFIG_WATCHDOG_NOWAYOUT is not set @@ -713,25 +736,12 @@ CONFIG_SSB_POSSIBLE=y # CONFIG_MFD_TMIO is not set # CONFIG_PMIC_DA903X is not set # CONFIG_MFD_WM8400 is not set +# CONFIG_MFD_WM831X is not set # CONFIG_MFD_WM8350_I2C is not set # CONFIG_MFD_PCF50633 is not set +# CONFIG_AB3100_CORE is not set # CONFIG_REGULATOR is not set - -# -# Multimedia devices -# - -# -# Multimedia core support -# -# CONFIG_VIDEO_DEV is not set -# CONFIG_DVB_CORE is not set -# CONFIG_VIDEO_MEDIA is not set - -# -# Multimedia drivers -# -# CONFIG_DAB is not set +# CONFIG_MEDIA_SUPPORT is not set # # Graphics support @@ -775,11 +785,12 @@ CONFIG_USB_DEVICEFS=y # CONFIG_USB_OXU210HP_HCD is not set # CONFIG_USB_ISP116X_HCD is not set # CONFIG_USB_ISP1760_HCD is not set +# CONFIG_USB_ISP1362_HCD is not set CONFIG_USB_OHCI_HCD=y CONFIG_USB_OHCI_HCD_PPC_SOC=y -CONFIG_USB_OHCI_HCD_PPC_OF=y CONFIG_USB_OHCI_HCD_PPC_OF_BE=y # CONFIG_USB_OHCI_HCD_PPC_OF_LE is not set +CONFIG_USB_OHCI_HCD_PPC_OF=y CONFIG_USB_OHCI_BIG_ENDIAN_DESC=y CONFIG_USB_OHCI_BIG_ENDIAN_MMIO=y # CONFIG_USB_OHCI_LITTLE_ENDIAN is not set @@ -866,6 +877,10 @@ CONFIG_USB_STORAGE=y # CONFIG_DMADEVICES is not set # CONFIG_AUXDISPLAY is not set # CONFIG_UIO is not set + +# +# TI VLYNQ +# # CONFIG_STAGING is not set # @@ -885,10 +900,13 @@ CONFIG_FS_MBCACHE=y # CONFIG_REISERFS_FS is not set # CONFIG_JFS_FS is not set # CONFIG_FS_POSIX_ACL is not set -CONFIG_FILE_LOCKING=y # CONFIG_XFS_FS is not set +# CONFIG_GFS2_FS is not set # CONFIG_OCFS2_FS is not set # CONFIG_BTRFS_FS is not set +# CONFIG_NILFS2_FS is not set +CONFIG_FILE_LOCKING=y +CONFIG_FSNOTIFY=y CONFIG_DNOTIFY=y CONFIG_INOTIFY=y CONFIG_INOTIFY_USER=y @@ -959,12 +977,12 @@ CONFIG_CRAMFS=y # CONFIG_ROMFS_FS is not set # CONFIG_SYSV_FS is not set # CONFIG_UFS_FS is not set -# CONFIG_NILFS2_FS is not set CONFIG_NETWORK_FILESYSTEMS=y CONFIG_NFS_FS=y CONFIG_NFS_V3=y # CONFIG_NFS_V3_ACL is not set CONFIG_NFS_V4=y +# CONFIG_NFS_V4_1 is not set CONFIG_ROOT_NFS=y # CONFIG_NFSD is not set CONFIG_LOCKD=y @@ -1064,6 +1082,7 @@ CONFIG_HAS_IOPORT=y CONFIG_HAS_DMA=y CONFIG_HAVE_LMB=y CONFIG_NLATTR=y +CONFIG_GENERIC_ATOMIC64=y # # Kernel hacking @@ -1073,6 +1092,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y CONFIG_ENABLE_MUST_CHECK=y CONFIG_FRAME_WARN=1024 # CONFIG_MAGIC_SYSRQ is not set +# CONFIG_STRIP_ASM_SYMS is not set # CONFIG_UNUSED_SYMBOLS is not set # CONFIG_DEBUG_FS is not set # CONFIG_HEADERS_CHECK is not set @@ -1090,10 +1110,14 @@ CONFIG_SCHED_DEBUG=y # CONFIG_DEBUG_OBJECTS is not set # CONFIG_SLUB_DEBUG_ON is not set # CONFIG_SLUB_STATS is not set +# CONFIG_DEBUG_KMEMLEAK is not set # CONFIG_DEBUG_RT_MUTEXES is not set # CONFIG_RT_MUTEX_TESTER is not set # CONFIG_DEBUG_SPINLOCK is not set # CONFIG_DEBUG_MUTEXES is not set +# CONFIG_DEBUG_LOCK_ALLOC is not set +# CONFIG_PROVE_LOCKING is not set +# CONFIG_LOCK_STAT is not set # CONFIG_DEBUG_SPINLOCK_SLEEP is not set # CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set # CONFIG_DEBUG_KOBJECT is not set @@ -1105,11 +1129,12 @@ CONFIG_SCHED_DEBUG=y # CONFIG_DEBUG_LIST is not set # CONFIG_DEBUG_SG is not set # CONFIG_DEBUG_NOTIFIERS is not set -# CONFIG_BOOT_PRINTK_DELAY is not set +# CONFIG_DEBUG_CREDENTIALS is not set # CONFIG_RCU_TORTURE_TEST is not set # CONFIG_RCU_CPU_STALL_DETECTOR is not set # CONFIG_BACKTRACE_SELF_TEST is not set # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set +# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set # CONFIG_FAULT_INJECTION is not set # CONFIG_LATENCYTOP is not set # CONFIG_DEBUG_PAGEALLOC is not set @@ -1118,23 +1143,25 @@ CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y CONFIG_HAVE_DYNAMIC_FTRACE=y CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y CONFIG_TRACING_SUPPORT=y - -# -# Tracers -# +CONFIG_FTRACE=y # CONFIG_FUNCTION_TRACER is not set +# CONFIG_IRQSOFF_TRACER is not set # CONFIG_SCHED_TRACER is not set -# CONFIG_CONTEXT_SWITCH_TRACER is not set -# CONFIG_EVENT_TRACER is not set +# CONFIG_ENABLE_DEFAULT_TRACERS is not set # CONFIG_BOOT_TRACER is not set -# CONFIG_TRACE_BRANCH_PROFILING is not set +CONFIG_BRANCH_PROFILE_NONE=y +# CONFIG_PROFILE_ANNOTATED_BRANCHES is not set +# CONFIG_PROFILE_ALL_BRANCHES is not set # CONFIG_STACK_TRACER is not set # CONFIG_KMEMTRACE is not set # CONFIG_WORKQUEUE_TRACER is not set # CONFIG_BLK_DEV_IO_TRACE is not set +# CONFIG_DMA_API_DEBUG is not set # CONFIG_SAMPLES is not set CONFIG_HAVE_ARCH_KGDB=y # CONFIG_KGDB is not set +# CONFIG_PPC_DISABLE_WERROR is not set +CONFIG_PPC_WERROR=y CONFIG_PRINT_STACK_DEPTH=64 # CONFIG_DEBUG_STACKOVERFLOW is not set # CONFIG_DEBUG_STACK_USAGE is not set @@ -1159,7 +1186,6 @@ CONFIG_CRYPTO=y # # Crypto core or helper # -# CONFIG_CRYPTO_FIPS is not set CONFIG_CRYPTO_ALGAPI=y CONFIG_CRYPTO_ALGAPI2=y CONFIG_CRYPTO_AEAD2=y @@ -1200,11 +1226,13 @@ CONFIG_CRYPTO_PCBC=y # # CONFIG_CRYPTO_HMAC is not set # CONFIG_CRYPTO_XCBC is not set +# CONFIG_CRYPTO_VMAC is not set # # Digest # # CONFIG_CRYPTO_CRC32C is not set +# CONFIG_CRYPTO_GHASH is not set # CONFIG_CRYPTO_MD4 is not set CONFIG_CRYPTO_MD5=y # CONFIG_CRYPTO_MICHAEL_MIC is not set diff --git a/arch/powerpc/configs/52xx/lite5200b_defconfig b/arch/powerpc/configs/52xx/lite5200b_defconfig index 29b0f34488f..f5c07fd7223 100644 --- a/arch/powerpc/configs/52xx/lite5200b_defconfig +++ b/arch/powerpc/configs/52xx/lite5200b_defconfig @@ -1,25 +1,27 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.30-rc2 -# Sat Apr 18 00:48:04 2009 +# Linux kernel version: 2.6.32-rc4 +# Thu Oct 15 10:33:24 2009 # # CONFIG_PPC64 is not set # # Processor support # -CONFIG_6xx=y +CONFIG_PPC_BOOK3S_32=y # CONFIG_PPC_85xx is not set # CONFIG_PPC_8xx is not set # CONFIG_40x is not set # CONFIG_44x is not set # CONFIG_E200 is not set CONFIG_PPC_BOOK3S=y +CONFIG_6xx=y CONFIG_PPC_FPU=y # CONFIG_ALTIVEC is not set CONFIG_PPC_STD_MMU=y CONFIG_PPC_STD_MMU_32=y # CONFIG_PPC_MM_SLICES is not set +CONFIG_PPC_HAVE_PMU_SUPPORT=y # CONFIG_SMP is not set CONFIG_PPC32=y CONFIG_WORD_SIZE=32 @@ -30,15 +32,17 @@ CONFIG_GENERIC_TIME=y CONFIG_GENERIC_TIME_VSYSCALL=y CONFIG_GENERIC_CLOCKEVENTS=y CONFIG_GENERIC_HARDIRQS=y +CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set +# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set CONFIG_IRQ_PER_CPU=y CONFIG_STACKTRACE_SUPPORT=y CONFIG_HAVE_LATENCYTOP_SUPPORT=y +CONFIG_TRACE_IRQFLAGS_SUPPORT=y CONFIG_LOCKDEP_SUPPORT=y CONFIG_RWSEM_XCHGADD_ALGORITHM=y CONFIG_ARCH_HAS_ILOG2_U32=y CONFIG_GENERIC_HWEIGHT=y -CONFIG_GENERIC_CALIBRATE_DELAY=y CONFIG_GENERIC_FIND_NEXT_BIT=y # CONFIG_ARCH_NO_VIRT_TO_BUS is not set CONFIG_PPC=y @@ -52,12 +56,14 @@ CONFIG_OF=y # CONFIG_GENERIC_TBSYNC is not set CONFIG_AUDIT_ARCH=y CONFIG_GENERIC_BUG=y +CONFIG_DTC=y CONFIG_DEFAULT_UIMAGE=y CONFIG_ARCH_SUSPEND_POSSIBLE=y # CONFIG_PPC_DCR_NATIVE is not set # CONFIG_PPC_DCR_MMIO is not set CONFIG_ARCH_SUPPORTS_DEBUG_PAGEALLOC=y CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" +CONFIG_CONSTRUCTORS=y # # General setup @@ -78,11 +84,12 @@ CONFIG_SYSVIPC_SYSCTL=y # # RCU Subsystem # -CONFIG_CLASSIC_RCU=y -# CONFIG_TREE_RCU is not set -# CONFIG_PREEMPT_RCU is not set +CONFIG_TREE_RCU=y +# CONFIG_TREE_PREEMPT_RCU is not set +# CONFIG_RCU_TRACE is not set +CONFIG_RCU_FANOUT=32 +# CONFIG_RCU_FANOUT_EXACT is not set # CONFIG_TREE_RCU_TRACE is not set -# CONFIG_PREEMPT_RCU_TRACE is not set # CONFIG_IKCONFIG is not set CONFIG_LOG_BUF_SHIFT=14 CONFIG_GROUP_SCHED=y @@ -106,7 +113,6 @@ CONFIG_ANON_INODES=y CONFIG_EMBEDDED=y # CONFIG_SYSCTL_SYSCALL is not set # CONFIG_KALLSYMS is not set -# CONFIG_STRIP_ASM_SYMS is not set CONFIG_HOTPLUG=y CONFIG_PRINTK=y CONFIG_BUG=y @@ -119,6 +125,13 @@ CONFIG_TIMERFD=y CONFIG_EVENTFD=y CONFIG_SHMEM=y CONFIG_AIO=y +CONFIG_HAVE_PERF_EVENTS=y + +# +# Kernel Performance Events And Counters +# +# CONFIG_PERF_EVENTS is not set +# CONFIG_PERF_COUNTERS is not set CONFIG_VM_EVENT_COUNTERS=y CONFIG_PCI_QUIRKS=y CONFIG_SLUB_DEBUG=y @@ -127,14 +140,19 @@ CONFIG_COMPAT_BRK=y CONFIG_SLUB=y # CONFIG_SLOB is not set # CONFIG_PROFILING is not set -# CONFIG_MARKERS is not set CONFIG_HAVE_OPROFILE=y CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y CONFIG_HAVE_IOREMAP_PROT=y CONFIG_HAVE_KPROBES=y CONFIG_HAVE_KRETPROBES=y CONFIG_HAVE_ARCH_TRACEHOOK=y +CONFIG_HAVE_DMA_ATTRS=y CONFIG_HAVE_CLK=y +CONFIG_HAVE_DMA_API_DEBUG=y + +# +# GCOV-based kernel profiling +# # CONFIG_SLOW_WORK is not set # CONFIG_HAVE_GENERIC_DMA_COHERENT is not set CONFIG_SLABINFO=y @@ -147,7 +165,7 @@ CONFIG_MODULE_UNLOAD=y # CONFIG_MODVERSIONS is not set # CONFIG_MODULE_SRCVERSION_ALL is not set CONFIG_BLOCK=y -# CONFIG_LBD is not set +CONFIG_LBDAF=y # CONFIG_BLK_DEV_BSG is not set # CONFIG_BLK_DEV_INTEGRITY is not set @@ -228,11 +246,13 @@ CONFIG_BINFMT_ELF=y # CONFIG_HAVE_AOUT is not set # CONFIG_BINFMT_MISC is not set # CONFIG_IOMMU_HELPER is not set +# CONFIG_SWIOTLB is not set CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y CONFIG_ARCH_HAS_WALK_MEMORY=y CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y # CONFIG_KEXEC is not set # CONFIG_CRASH_DUMP is not set +CONFIG_MAX_ACTIVE_REGIONS=32 CONFIG_ARCH_FLATMEM_ENABLE=y CONFIG_ARCH_POPULATES_NODE_MAP=y CONFIG_SELECT_MEMORY_MODEL=y @@ -248,9 +268,10 @@ CONFIG_MIGRATION=y CONFIG_ZONE_DMA_FLAG=1 CONFIG_BOUNCE=y CONFIG_VIRT_TO_BUS=y -CONFIG_UNEVICTABLE_LRU=y CONFIG_HAVE_MLOCK=y CONFIG_HAVE_MLOCKED_PAGE_BIT=y +# CONFIG_KSM is not set +CONFIG_DEFAULT_MMAP_MIN_ADDR=4096 CONFIG_PPC_4K_PAGES=y # CONFIG_PPC_16K_PAGES is not set # CONFIG_PPC_64K_PAGES is not set @@ -264,6 +285,7 @@ CONFIG_PM=y CONFIG_PM_SLEEP=y CONFIG_SUSPEND=y CONFIG_SUSPEND_FREEZER=y +# CONFIG_PM_RUNTIME is not set CONFIG_SECCOMP=y CONFIG_ISA_DMA_API=y @@ -348,6 +370,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic" # CONFIG_NETFILTER is not set # CONFIG_IP_DCCP is not set # CONFIG_IP_SCTP is not set +# CONFIG_RDS is not set # CONFIG_TIPC is not set # CONFIG_ATM is not set # CONFIG_BRIDGE is not set @@ -362,6 +385,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic" # CONFIG_ECONET is not set # CONFIG_WAN_ROUTER is not set # CONFIG_PHONET is not set +# CONFIG_IEEE802154 is not set # CONFIG_NET_SCHED is not set # CONFIG_DCB is not set @@ -387,6 +411,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic" # Generic Driver Options # CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" +# CONFIG_DEVTMPFS is not set CONFIG_STANDALONE=y CONFIG_PREVENT_FIRMWARE_BUILD=y # CONFIG_FW_LOADER is not set @@ -397,6 +422,7 @@ CONFIG_PREVENT_FIRMWARE_BUILD=y # CONFIG_MTD is not set CONFIG_OF_DEVICE=y CONFIG_OF_I2C=y +CONFIG_OF_MDIO=y # CONFIG_PARPORT is not set CONFIG_BLK_DEV=y # CONFIG_BLK_DEV_FD is not set @@ -431,7 +457,9 @@ CONFIG_MISC_DEVICES=y # # CONFIG_EEPROM_AT24 is not set # CONFIG_EEPROM_LEGACY is not set +# CONFIG_EEPROM_MAX6875 is not set # CONFIG_EEPROM_93CX6 is not set +# CONFIG_CB710_CORE is not set CONFIG_HAVE_IDE=y # CONFIG_IDE is not set @@ -454,10 +482,6 @@ CONFIG_BLK_DEV_SD=y # CONFIG_BLK_DEV_SR is not set # CONFIG_CHR_DEV_SG is not set # CONFIG_CHR_DEV_SCH is not set - -# -# Some SCSI devices (e.g. CD jukebox) support multiple LUNs -# # CONFIG_SCSI_MULTI_LUN is not set # CONFIG_SCSI_CONSTANTS is not set # CONFIG_SCSI_LOGGING is not set @@ -475,6 +499,8 @@ CONFIG_SCSI_WAIT_SCAN=m CONFIG_SCSI_LOWLEVEL=y # CONFIG_ISCSI_TCP is not set # CONFIG_SCSI_CXGB3_ISCSI is not set +# CONFIG_SCSI_BNX2_ISCSI is not set +# CONFIG_BE2ISCSI is not set # CONFIG_BLK_DEV_3W_XXXX_RAID is not set # CONFIG_SCSI_3W_9XXX is not set # CONFIG_SCSI_ACARD is not set @@ -483,6 +509,7 @@ CONFIG_SCSI_LOWLEVEL=y # CONFIG_SCSI_AIC7XXX_OLD is not set # CONFIG_SCSI_AIC79XX is not set # CONFIG_SCSI_AIC94XX is not set +# CONFIG_SCSI_MVSAS is not set # CONFIG_SCSI_DPT_I2O is not set # CONFIG_SCSI_ADVANSYS is not set # CONFIG_SCSI_ARCMSR is not set @@ -502,7 +529,6 @@ CONFIG_SCSI_LOWLEVEL=y # CONFIG_SCSI_IPS is not set # CONFIG_SCSI_INITIO is not set # CONFIG_SCSI_INIA100 is not set -# CONFIG_SCSI_MVSAS is not set # CONFIG_SCSI_STEX is not set # CONFIG_SCSI_SYM53C8XX_2 is not set # CONFIG_SCSI_IPR is not set @@ -514,11 +540,14 @@ CONFIG_SCSI_LOWLEVEL=y # CONFIG_SCSI_DC390T is not set # CONFIG_SCSI_NSP32 is not set # CONFIG_SCSI_DEBUG is not set +# CONFIG_SCSI_PMCRAID is not set # CONFIG_SCSI_SRP is not set +# CONFIG_SCSI_BFA_FC is not set # CONFIG_SCSI_DH is not set # CONFIG_SCSI_OSD_INITIATOR is not set CONFIG_ATA=y # CONFIG_ATA_NONSTANDARD is not set +CONFIG_ATA_VERBOSE_ERROR=y CONFIG_SATA_PMP=y # CONFIG_SATA_AHCI is not set # CONFIG_SATA_SIL24 is not set @@ -540,6 +569,7 @@ CONFIG_ATA_SFF=y # CONFIG_PATA_ALI is not set # CONFIG_PATA_AMD is not set # CONFIG_PATA_ARTOP is not set +# CONFIG_PATA_ATP867X is not set # CONFIG_PATA_ATIIXP is not set # CONFIG_PATA_CMD640_PCI is not set # CONFIG_PATA_CMD64X is not set @@ -568,6 +598,7 @@ CONFIG_PATA_MPC52xx=y # CONFIG_PATA_OPTIDMA is not set # CONFIG_PATA_PDC_OLD is not set # CONFIG_PATA_RADISYS is not set +# CONFIG_PATA_RDC is not set # CONFIG_PATA_RZ1000 is not set # CONFIG_PATA_SC1200 is not set # CONFIG_PATA_SERVERWORKS is not set @@ -586,14 +617,17 @@ CONFIG_PATA_MPC52xx=y # # -# Enable only one of the two stacks, unless you know what you are doing +# You can enable one or both FireWire driver stacks. +# + +# +# See the help texts for more information. # # CONFIG_FIREWIRE is not set # CONFIG_IEEE1394 is not set # CONFIG_I2O is not set # CONFIG_MACINTOSH_DRIVERS is not set CONFIG_NETDEVICES=y -CONFIG_COMPAT_NET_DEV_OPS=y # CONFIG_DUMMY is not set # CONFIG_BONDING is not set # CONFIG_MACVLAN is not set @@ -640,9 +674,12 @@ CONFIG_NET_ETHERNET=y # CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set # CONFIG_NET_PCI is not set # CONFIG_B44 is not set +# CONFIG_KS8842 is not set +# CONFIG_KS8851_MLL is not set CONFIG_FEC_MPC52xx=y CONFIG_FEC_MPC52xx_MDIO=y # CONFIG_ATL2 is not set +# CONFIG_XILINX_EMACLITE is not set CONFIG_NETDEV_1000=y # CONFIG_ACENIC is not set # CONFIG_DL2K is not set @@ -661,6 +698,8 @@ CONFIG_NETDEV_1000=y # CONFIG_VIA_VELOCITY is not set # CONFIG_TIGON3 is not set # CONFIG_BNX2 is not set +# CONFIG_CNIC is not set +# CONFIG_MV643XX_ETH is not set # CONFIG_QLA3XXX is not set # CONFIG_ATL1 is not set # CONFIG_ATL1E is not set @@ -686,10 +725,7 @@ CONFIG_CHELSIO_T3_DEPENDS=y # CONFIG_SFC is not set # CONFIG_BE2NET is not set # CONFIG_TR is not set - -# -# Wireless LAN -# +CONFIG_WLAN=y # CONFIG_WLAN_PRE80211 is not set # CONFIG_WLAN_80211 is not set @@ -759,6 +795,7 @@ CONFIG_GEN_RTC=y CONFIG_DEVPORT=y CONFIG_I2C=y CONFIG_I2C_BOARDINFO=y +CONFIG_I2C_COMPAT=y CONFIG_I2C_CHARDEV=y CONFIG_I2C_HELPER_AUTO=y @@ -787,6 +824,7 @@ CONFIG_I2C_HELPER_AUTO=y # # I2C system bus drivers (mostly embedded / system-on-chip) # +# CONFIG_I2C_DESIGNWARE is not set CONFIG_I2C_MPC=y # CONFIG_I2C_OCORES is not set # CONFIG_I2C_SIMTEC is not set @@ -812,23 +850,23 @@ CONFIG_I2C_MPC=y # Miscellaneous I2C Chip support # # CONFIG_DS1682 is not set -# CONFIG_SENSORS_PCF8574 is not set -# CONFIG_PCF8575 is not set -# CONFIG_SENSORS_PCA9539 is not set -# CONFIG_SENSORS_MAX6875 is not set # CONFIG_SENSORS_TSL2550 is not set # CONFIG_I2C_DEBUG_CORE is not set # CONFIG_I2C_DEBUG_ALGO is not set # CONFIG_I2C_DEBUG_BUS is not set # CONFIG_I2C_DEBUG_CHIP is not set # CONFIG_SPI is not set + +# +# PPS support +# +# CONFIG_PPS is not set CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y # CONFIG_GPIOLIB is not set # CONFIG_W1 is not set # CONFIG_POWER_SUPPLY is not set # CONFIG_HWMON is not set # CONFIG_THERMAL is not set -# CONFIG_THERMAL_HWMON is not set # CONFIG_WATCHDOG is not set CONFIG_SSB_POSSIBLE=y @@ -847,30 +885,18 @@ CONFIG_SSB_POSSIBLE=y # CONFIG_MFD_TMIO is not set # CONFIG_PMIC_DA903X is not set # CONFIG_MFD_WM8400 is not set +# CONFIG_MFD_WM831X is not set # CONFIG_MFD_WM8350_I2C is not set # CONFIG_MFD_PCF50633 is not set +# CONFIG_AB3100_CORE is not set # CONFIG_REGULATOR is not set - -# -# Multimedia devices -# - -# -# Multimedia core support -# -# CONFIG_VIDEO_DEV is not set -# CONFIG_DVB_CORE is not set -# CONFIG_VIDEO_MEDIA is not set - -# -# Multimedia drivers -# -# CONFIG_DAB is not set +# CONFIG_MEDIA_SUPPORT is not set # # Graphics support # # CONFIG_AGP is not set +CONFIG_VGA_ARB=y # CONFIG_DRM is not set # CONFIG_VGASTATE is not set CONFIG_VIDEO_OUTPUT_CONTROL=m @@ -913,6 +939,10 @@ CONFIG_USB_ARCH_HAS_EHCI=y # CONFIG_DMADEVICES is not set # CONFIG_AUXDISPLAY is not set # CONFIG_UIO is not set + +# +# TI VLYNQ +# # CONFIG_STAGING is not set # @@ -932,10 +962,13 @@ CONFIG_FS_MBCACHE=y # CONFIG_REISERFS_FS is not set # CONFIG_JFS_FS is not set # CONFIG_FS_POSIX_ACL is not set -CONFIG_FILE_LOCKING=y # CONFIG_XFS_FS is not set +# CONFIG_GFS2_FS is not set # CONFIG_OCFS2_FS is not set # CONFIG_BTRFS_FS is not set +# CONFIG_NILFS2_FS is not set +CONFIG_FILE_LOCKING=y +CONFIG_FSNOTIFY=y CONFIG_DNOTIFY=y CONFIG_INOTIFY=y CONFIG_INOTIFY_USER=y @@ -992,12 +1025,12 @@ CONFIG_MISC_FILESYSTEMS=y # CONFIG_ROMFS_FS is not set # CONFIG_SYSV_FS is not set # CONFIG_UFS_FS is not set -# CONFIG_NILFS2_FS is not set CONFIG_NETWORK_FILESYSTEMS=y CONFIG_NFS_FS=y CONFIG_NFS_V3=y # CONFIG_NFS_V3_ACL is not set CONFIG_NFS_V4=y +# CONFIG_NFS_V4_1 is not set CONFIG_ROOT_NFS=y # CONFIG_NFSD is not set CONFIG_LOCKD=y @@ -1041,6 +1074,7 @@ CONFIG_HAS_IOPORT=y CONFIG_HAS_DMA=y CONFIG_HAVE_LMB=y CONFIG_NLATTR=y +CONFIG_GENERIC_ATOMIC64=y # # Kernel hacking @@ -1050,6 +1084,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y CONFIG_ENABLE_MUST_CHECK=y CONFIG_FRAME_WARN=1024 # CONFIG_MAGIC_SYSRQ is not set +# CONFIG_STRIP_ASM_SYMS is not set # CONFIG_UNUSED_SYMBOLS is not set # CONFIG_DEBUG_FS is not set # CONFIG_HEADERS_CHECK is not set @@ -1067,10 +1102,14 @@ CONFIG_SCHED_DEBUG=y # CONFIG_DEBUG_OBJECTS is not set # CONFIG_SLUB_DEBUG_ON is not set # CONFIG_SLUB_STATS is not set +# CONFIG_DEBUG_KMEMLEAK is not set # CONFIG_DEBUG_RT_MUTEXES is not set # CONFIG_RT_MUTEX_TESTER is not set # CONFIG_DEBUG_SPINLOCK is not set # CONFIG_DEBUG_MUTEXES is not set +# CONFIG_DEBUG_LOCK_ALLOC is not set +# CONFIG_PROVE_LOCKING is not set +# CONFIG_LOCK_STAT is not set # CONFIG_DEBUG_SPINLOCK_SLEEP is not set # CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set # CONFIG_DEBUG_KOBJECT is not set @@ -1082,11 +1121,12 @@ CONFIG_DEBUG_INFO=y # CONFIG_DEBUG_LIST is not set # CONFIG_DEBUG_SG is not set # CONFIG_DEBUG_NOTIFIERS is not set -# CONFIG_BOOT_PRINTK_DELAY is not set +# CONFIG_DEBUG_CREDENTIALS is not set # CONFIG_RCU_TORTURE_TEST is not set # CONFIG_RCU_CPU_STALL_DETECTOR is not set # CONFIG_BACKTRACE_SELF_TEST is not set # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set +# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set # CONFIG_FAULT_INJECTION is not set # CONFIG_LATENCYTOP is not set # CONFIG_DEBUG_PAGEALLOC is not set @@ -1095,23 +1135,25 @@ CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y CONFIG_HAVE_DYNAMIC_FTRACE=y CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y CONFIG_TRACING_SUPPORT=y - -# -# Tracers -# +CONFIG_FTRACE=y # CONFIG_FUNCTION_TRACER is not set +# CONFIG_IRQSOFF_TRACER is not set # CONFIG_SCHED_TRACER is not set -# CONFIG_CONTEXT_SWITCH_TRACER is not set -# CONFIG_EVENT_TRACER is not set +# CONFIG_ENABLE_DEFAULT_TRACERS is not set # CONFIG_BOOT_TRACER is not set -# CONFIG_TRACE_BRANCH_PROFILING is not set +CONFIG_BRANCH_PROFILE_NONE=y +# CONFIG_PROFILE_ANNOTATED_BRANCHES is not set +# CONFIG_PROFILE_ALL_BRANCHES is not set # CONFIG_STACK_TRACER is not set # CONFIG_KMEMTRACE is not set # CONFIG_WORKQUEUE_TRACER is not set # CONFIG_BLK_DEV_IO_TRACE is not set +# CONFIG_DMA_API_DEBUG is not set # CONFIG_SAMPLES is not set CONFIG_HAVE_ARCH_KGDB=y # CONFIG_KGDB is not set +# CONFIG_PPC_DISABLE_WERROR is not set +CONFIG_PPC_WERROR=y CONFIG_PRINT_STACK_DEPTH=64 # CONFIG_DEBUG_STACKOVERFLOW is not set # CONFIG_DEBUG_STACK_USAGE is not set @@ -1136,7 +1178,6 @@ CONFIG_CRYPTO=y # # Crypto core or helper # -# CONFIG_CRYPTO_FIPS is not set CONFIG_CRYPTO_ALGAPI=y CONFIG_CRYPTO_ALGAPI2=y CONFIG_CRYPTO_AEAD2=y @@ -1178,11 +1219,13 @@ CONFIG_CRYPTO_CBC=y # # CONFIG_CRYPTO_HMAC is not set # CONFIG_CRYPTO_XCBC is not set +# CONFIG_CRYPTO_VMAC is not set # # Digest # # CONFIG_CRYPTO_CRC32C is not set +# CONFIG_CRYPTO_GHASH is not set # CONFIG_CRYPTO_MD4 is not set CONFIG_CRYPTO_MD5=y # CONFIG_CRYPTO_MICHAEL_MIC is not set diff --git a/arch/powerpc/configs/52xx/motionpro_defconfig b/arch/powerpc/configs/52xx/motionpro_defconfig index 07b6b266ea9..4f77a1bdc8f 100644 --- a/arch/powerpc/configs/52xx/motionpro_defconfig +++ b/arch/powerpc/configs/52xx/motionpro_defconfig @@ -1,25 +1,27 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.30-rc2 -# Sat Apr 18 00:48:22 2009 +# Linux kernel version: 2.6.32-rc4 +# Thu Oct 15 10:33:22 2009 # # CONFIG_PPC64 is not set # # Processor support # -CONFIG_6xx=y +CONFIG_PPC_BOOK3S_32=y # CONFIG_PPC_85xx is not set # CONFIG_PPC_8xx is not set # CONFIG_40x is not set # CONFIG_44x is not set # CONFIG_E200 is not set CONFIG_PPC_BOOK3S=y +CONFIG_6xx=y CONFIG_PPC_FPU=y # CONFIG_ALTIVEC is not set CONFIG_PPC_STD_MMU=y CONFIG_PPC_STD_MMU_32=y # CONFIG_PPC_MM_SLICES is not set +CONFIG_PPC_HAVE_PMU_SUPPORT=y # CONFIG_SMP is not set CONFIG_PPC32=y CONFIG_WORD_SIZE=32 @@ -30,15 +32,17 @@ CONFIG_GENERIC_TIME=y CONFIG_GENERIC_TIME_VSYSCALL=y CONFIG_GENERIC_CLOCKEVENTS=y CONFIG_GENERIC_HARDIRQS=y +CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set +# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set CONFIG_IRQ_PER_CPU=y CONFIG_STACKTRACE_SUPPORT=y CONFIG_HAVE_LATENCYTOP_SUPPORT=y +CONFIG_TRACE_IRQFLAGS_SUPPORT=y CONFIG_LOCKDEP_SUPPORT=y CONFIG_RWSEM_XCHGADD_ALGORITHM=y CONFIG_ARCH_HAS_ILOG2_U32=y CONFIG_GENERIC_HWEIGHT=y -CONFIG_GENERIC_CALIBRATE_DELAY=y CONFIG_GENERIC_FIND_NEXT_BIT=y # CONFIG_ARCH_NO_VIRT_TO_BUS is not set CONFIG_PPC=y @@ -52,11 +56,13 @@ CONFIG_OF=y # CONFIG_GENERIC_TBSYNC is not set CONFIG_AUDIT_ARCH=y CONFIG_GENERIC_BUG=y +CONFIG_DTC=y CONFIG_DEFAULT_UIMAGE=y # CONFIG_PPC_DCR_NATIVE is not set # CONFIG_PPC_DCR_MMIO is not set CONFIG_ARCH_SUPPORTS_DEBUG_PAGEALLOC=y CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" +CONFIG_CONSTRUCTORS=y # # General setup @@ -77,11 +83,12 @@ CONFIG_SYSVIPC_SYSCTL=y # # RCU Subsystem # -CONFIG_CLASSIC_RCU=y -# CONFIG_TREE_RCU is not set -# CONFIG_PREEMPT_RCU is not set +CONFIG_TREE_RCU=y +# CONFIG_TREE_PREEMPT_RCU is not set +# CONFIG_RCU_TRACE is not set +CONFIG_RCU_FANOUT=32 +# CONFIG_RCU_FANOUT_EXACT is not set # CONFIG_TREE_RCU_TRACE is not set -# CONFIG_PREEMPT_RCU_TRACE is not set # CONFIG_IKCONFIG is not set CONFIG_LOG_BUF_SHIFT=14 CONFIG_GROUP_SCHED=y @@ -105,7 +112,6 @@ CONFIG_ANON_INODES=y CONFIG_EMBEDDED=y # CONFIG_SYSCTL_SYSCALL is not set # CONFIG_KALLSYMS is not set -# CONFIG_STRIP_ASM_SYMS is not set CONFIG_HOTPLUG=y CONFIG_PRINTK=y CONFIG_BUG=y @@ -118,6 +124,13 @@ CONFIG_TIMERFD=y CONFIG_EVENTFD=y CONFIG_SHMEM=y CONFIG_AIO=y +CONFIG_HAVE_PERF_EVENTS=y + +# +# Kernel Performance Events And Counters +# +# CONFIG_PERF_EVENTS is not set +# CONFIG_PERF_COUNTERS is not set CONFIG_VM_EVENT_COUNTERS=y CONFIG_SLUB_DEBUG=y CONFIG_COMPAT_BRK=y @@ -125,14 +138,19 @@ CONFIG_COMPAT_BRK=y CONFIG_SLUB=y # CONFIG_SLOB is not set # CONFIG_PROFILING is not set -# CONFIG_MARKERS is not set CONFIG_HAVE_OPROFILE=y CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y CONFIG_HAVE_IOREMAP_PROT=y CONFIG_HAVE_KPROBES=y CONFIG_HAVE_KRETPROBES=y CONFIG_HAVE_ARCH_TRACEHOOK=y +CONFIG_HAVE_DMA_ATTRS=y CONFIG_HAVE_CLK=y +CONFIG_HAVE_DMA_API_DEBUG=y + +# +# GCOV-based kernel profiling +# # CONFIG_SLOW_WORK is not set # CONFIG_HAVE_GENERIC_DMA_COHERENT is not set CONFIG_SLABINFO=y @@ -140,7 +158,7 @@ CONFIG_RT_MUTEXES=y CONFIG_BASE_SMALL=0 # CONFIG_MODULES is not set CONFIG_BLOCK=y -# CONFIG_LBD is not set +CONFIG_LBDAF=y # CONFIG_BLK_DEV_BSG is not set # CONFIG_BLK_DEV_INTEGRITY is not set @@ -220,11 +238,13 @@ CONFIG_BINFMT_ELF=y # CONFIG_HAVE_AOUT is not set # CONFIG_BINFMT_MISC is not set # CONFIG_IOMMU_HELPER is not set +# CONFIG_SWIOTLB is not set CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y CONFIG_ARCH_HAS_WALK_MEMORY=y CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y # CONFIG_KEXEC is not set # CONFIG_CRASH_DUMP is not set +CONFIG_MAX_ACTIVE_REGIONS=32 CONFIG_ARCH_FLATMEM_ENABLE=y CONFIG_ARCH_POPULATES_NODE_MAP=y CONFIG_SELECT_MEMORY_MODEL=y @@ -240,9 +260,10 @@ CONFIG_MIGRATION=y CONFIG_ZONE_DMA_FLAG=1 CONFIG_BOUNCE=y CONFIG_VIRT_TO_BUS=y -CONFIG_UNEVICTABLE_LRU=y CONFIG_HAVE_MLOCK=y CONFIG_HAVE_MLOCKED_PAGE_BIT=y +# CONFIG_KSM is not set +CONFIG_DEFAULT_MMAP_MIN_ADDR=4096 CONFIG_PPC_4K_PAGES=y # CONFIG_PPC_16K_PAGES is not set # CONFIG_PPC_64K_PAGES is not set @@ -253,6 +274,7 @@ CONFIG_PROC_DEVICETREE=y CONFIG_EXTRA_TARGETS="" CONFIG_PM=y # CONFIG_PM_DEBUG is not set +# CONFIG_PM_RUNTIME is not set CONFIG_SECCOMP=y CONFIG_ISA_DMA_API=y @@ -329,6 +351,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic" # CONFIG_NETFILTER is not set # CONFIG_IP_DCCP is not set # CONFIG_IP_SCTP is not set +# CONFIG_RDS is not set # CONFIG_TIPC is not set # CONFIG_ATM is not set # CONFIG_BRIDGE is not set @@ -343,6 +366,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic" # CONFIG_ECONET is not set # CONFIG_WAN_ROUTER is not set # CONFIG_PHONET is not set +# CONFIG_IEEE802154 is not set # CONFIG_NET_SCHED is not set # CONFIG_DCB is not set @@ -368,6 +392,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic" # Generic Driver Options # CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" +# CONFIG_DEVTMPFS is not set CONFIG_STANDALONE=y CONFIG_PREVENT_FIRMWARE_BUILD=y # CONFIG_FW_LOADER is not set @@ -458,6 +483,7 @@ CONFIG_MTD_ROM=y # CONFIG_MTD_UBI is not set CONFIG_OF_DEVICE=y CONFIG_OF_I2C=y +CONFIG_OF_MDIO=y # CONFIG_PARPORT is not set CONFIG_BLK_DEV=y # CONFIG_BLK_DEV_FD is not set @@ -483,6 +509,7 @@ CONFIG_MISC_DEVICES=y # # CONFIG_EEPROM_AT24 is not set CONFIG_EEPROM_LEGACY=y +# CONFIG_EEPROM_MAX6875 is not set # CONFIG_EEPROM_93CX6 is not set CONFIG_HAVE_IDE=y # CONFIG_IDE is not set @@ -506,10 +533,6 @@ CONFIG_BLK_DEV_SD=y # CONFIG_BLK_DEV_SR is not set CONFIG_CHR_DEV_SG=y # CONFIG_CHR_DEV_SCH is not set - -# -# Some SCSI devices (e.g. CD jukebox) support multiple LUNs -# # CONFIG_SCSI_MULTI_LUN is not set # CONFIG_SCSI_CONSTANTS is not set # CONFIG_SCSI_LOGGING is not set @@ -532,6 +555,7 @@ CONFIG_SCSI_LOWLEVEL=y # CONFIG_SCSI_OSD_INITIATOR is not set CONFIG_ATA=y # CONFIG_ATA_NONSTANDARD is not set +CONFIG_ATA_VERBOSE_ERROR=y CONFIG_SATA_PMP=y CONFIG_ATA_SFF=y # CONFIG_SATA_MV is not set @@ -540,7 +564,6 @@ CONFIG_PATA_MPC52xx=y # CONFIG_MD is not set # CONFIG_MACINTOSH_DRIVERS is not set CONFIG_NETDEVICES=y -CONFIG_COMPAT_NET_DEV_OPS=y # CONFIG_DUMMY is not set # CONFIG_BONDING is not set # CONFIG_MACVLAN is not set @@ -579,14 +602,14 @@ CONFIG_MII=y # CONFIG_IBM_NEW_EMAC_MAL_CLR_ICINTSTAT is not set # CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set # CONFIG_B44 is not set +# CONFIG_KS8842 is not set +# CONFIG_KS8851_MLL is not set CONFIG_FEC_MPC52xx=y CONFIG_FEC_MPC52xx_MDIO=y +# CONFIG_XILINX_EMACLITE is not set # CONFIG_NETDEV_1000 is not set # CONFIG_NETDEV_10000 is not set - -# -# Wireless LAN -# +CONFIG_WLAN=y # CONFIG_WLAN_PRE80211 is not set # CONFIG_WLAN_80211 is not set @@ -647,6 +670,7 @@ CONFIG_LEGACY_PTY_COUNT=256 # CONFIG_TCG_TPM is not set CONFIG_I2C=y CONFIG_I2C_BOARDINFO=y +CONFIG_I2C_COMPAT=y CONFIG_I2C_CHARDEV=y CONFIG_I2C_HELPER_AUTO=y @@ -657,6 +681,7 @@ CONFIG_I2C_HELPER_AUTO=y # # I2C system bus drivers (mostly embedded / system-on-chip) # +# CONFIG_I2C_DESIGNWARE is not set CONFIG_I2C_MPC=y # CONFIG_I2C_OCORES is not set # CONFIG_I2C_SIMTEC is not set @@ -676,22 +701,28 @@ CONFIG_I2C_MPC=y # Miscellaneous I2C Chip support # # CONFIG_DS1682 is not set -# CONFIG_SENSORS_PCF8574 is not set -# CONFIG_PCF8575 is not set -# CONFIG_SENSORS_PCA9539 is not set -# CONFIG_SENSORS_MAX6875 is not set # CONFIG_SENSORS_TSL2550 is not set # CONFIG_I2C_DEBUG_CORE is not set # CONFIG_I2C_DEBUG_ALGO is not set # CONFIG_I2C_DEBUG_BUS is not set # CONFIG_I2C_DEBUG_CHIP is not set # CONFIG_SPI is not set + +# +# PPS support +# +# CONFIG_PPS is not set CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y # CONFIG_GPIOLIB is not set # CONFIG_W1 is not set # CONFIG_POWER_SUPPLY is not set CONFIG_HWMON=y # CONFIG_HWMON_VID is not set +# CONFIG_HWMON_DEBUG_CHIP is not set + +# +# Native drivers +# # CONFIG_SENSORS_AD7414 is not set # CONFIG_SENSORS_AD7418 is not set # CONFIG_SENSORS_ADM1021 is not set @@ -738,6 +769,8 @@ CONFIG_HWMON=y # CONFIG_SENSORS_SMSC47B397 is not set # CONFIG_SENSORS_ADS7828 is not set # CONFIG_SENSORS_THMC50 is not set +# CONFIG_SENSORS_TMP401 is not set +# CONFIG_SENSORS_TMP421 is not set # CONFIG_SENSORS_VT1211 is not set # CONFIG_SENSORS_W83781D is not set # CONFIG_SENSORS_W83791D is not set @@ -747,9 +780,7 @@ CONFIG_HWMON=y # CONFIG_SENSORS_W83L786NG is not set # CONFIG_SENSORS_W83627HF is not set # CONFIG_SENSORS_W83627EHF is not set -# CONFIG_HWMON_DEBUG_CHIP is not set # CONFIG_THERMAL is not set -# CONFIG_THERMAL_HWMON is not set CONFIG_WATCHDOG=y # CONFIG_WATCHDOG_NOWAYOUT is not set @@ -775,25 +806,12 @@ CONFIG_SSB_POSSIBLE=y # CONFIG_MFD_TMIO is not set # CONFIG_PMIC_DA903X is not set # CONFIG_MFD_WM8400 is not set +# CONFIG_MFD_WM831X is not set # CONFIG_MFD_WM8350_I2C is not set # CONFIG_MFD_PCF50633 is not set +# CONFIG_AB3100_CORE is not set # CONFIG_REGULATOR is not set - -# -# Multimedia devices -# - -# -# Multimedia core support -# -# CONFIG_VIDEO_DEV is not set -# CONFIG_DVB_CORE is not set -# CONFIG_VIDEO_MEDIA is not set - -# -# Multimedia drivers -# -CONFIG_DAB=y +# CONFIG_MEDIA_SUPPORT is not set # # Graphics support @@ -817,7 +835,7 @@ CONFIG_LEDS_CLASS=y # # LED drivers # -# CONFIG_LEDS_LP5521 is not set +# CONFIG_LEDS_LP3944 is not set # CONFIG_LEDS_PCA955X is not set # CONFIG_LEDS_BD2802 is not set @@ -866,6 +884,7 @@ CONFIG_RTC_DRV_DS1307=y # CONFIG_RTC_DRV_S35390A is not set # CONFIG_RTC_DRV_FM3130 is not set # CONFIG_RTC_DRV_RX8581 is not set +# CONFIG_RTC_DRV_RX8025 is not set # # SPI RTC drivers @@ -893,6 +912,10 @@ CONFIG_RTC_DRV_DS1307=y # CONFIG_DMADEVICES is not set # CONFIG_AUXDISPLAY is not set # CONFIG_UIO is not set + +# +# TI VLYNQ +# # CONFIG_STAGING is not set # @@ -912,10 +935,13 @@ CONFIG_FS_MBCACHE=y # CONFIG_REISERFS_FS is not set # CONFIG_JFS_FS is not set # CONFIG_FS_POSIX_ACL is not set -CONFIG_FILE_LOCKING=y # CONFIG_XFS_FS is not set +# CONFIG_GFS2_FS is not set # CONFIG_OCFS2_FS is not set # CONFIG_BTRFS_FS is not set +# CONFIG_NILFS2_FS is not set +CONFIG_FILE_LOCKING=y +CONFIG_FSNOTIFY=y CONFIG_DNOTIFY=y CONFIG_INOTIFY=y CONFIG_INOTIFY_USER=y @@ -986,12 +1012,12 @@ CONFIG_CRAMFS=y # CONFIG_ROMFS_FS is not set # CONFIG_SYSV_FS is not set # CONFIG_UFS_FS is not set -# CONFIG_NILFS2_FS is not set CONFIG_NETWORK_FILESYSTEMS=y CONFIG_NFS_FS=y CONFIG_NFS_V3=y # CONFIG_NFS_V3_ACL is not set CONFIG_NFS_V4=y +# CONFIG_NFS_V4_1 is not set CONFIG_ROOT_NFS=y # CONFIG_NFSD is not set CONFIG_LOCKD=y @@ -1091,6 +1117,7 @@ CONFIG_HAS_IOPORT=y CONFIG_HAS_DMA=y CONFIG_HAVE_LMB=y CONFIG_NLATTR=y +CONFIG_GENERIC_ATOMIC64=y # # Kernel hacking @@ -1100,6 +1127,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y CONFIG_ENABLE_MUST_CHECK=y CONFIG_FRAME_WARN=1024 # CONFIG_MAGIC_SYSRQ is not set +# CONFIG_STRIP_ASM_SYMS is not set # CONFIG_UNUSED_SYMBOLS is not set # CONFIG_DEBUG_FS is not set # CONFIG_HEADERS_CHECK is not set @@ -1117,10 +1145,14 @@ CONFIG_SCHED_DEBUG=y # CONFIG_DEBUG_OBJECTS is not set # CONFIG_SLUB_DEBUG_ON is not set # CONFIG_SLUB_STATS is not set +# CONFIG_DEBUG_KMEMLEAK is not set # CONFIG_DEBUG_RT_MUTEXES is not set # CONFIG_RT_MUTEX_TESTER is not set # CONFIG_DEBUG_SPINLOCK is not set # CONFIG_DEBUG_MUTEXES is not set +# CONFIG_DEBUG_LOCK_ALLOC is not set +# CONFIG_PROVE_LOCKING is not set +# CONFIG_LOCK_STAT is not set # CONFIG_DEBUG_SPINLOCK_SLEEP is not set # CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set # CONFIG_DEBUG_KOBJECT is not set @@ -1132,11 +1164,12 @@ CONFIG_DEBUG_INFO=y # CONFIG_DEBUG_LIST is not set # CONFIG_DEBUG_SG is not set # CONFIG_DEBUG_NOTIFIERS is not set -# CONFIG_BOOT_PRINTK_DELAY is not set +# CONFIG_DEBUG_CREDENTIALS is not set # CONFIG_RCU_TORTURE_TEST is not set # CONFIG_RCU_CPU_STALL_DETECTOR is not set # CONFIG_BACKTRACE_SELF_TEST is not set # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set +# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set # CONFIG_FAULT_INJECTION is not set # CONFIG_LATENCYTOP is not set # CONFIG_DEBUG_PAGEALLOC is not set @@ -1145,23 +1178,25 @@ CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y CONFIG_HAVE_DYNAMIC_FTRACE=y CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y CONFIG_TRACING_SUPPORT=y - -# -# Tracers -# +CONFIG_FTRACE=y # CONFIG_FUNCTION_TRACER is not set +# CONFIG_IRQSOFF_TRACER is not set # CONFIG_SCHED_TRACER is not set -# CONFIG_CONTEXT_SWITCH_TRACER is not set -# CONFIG_EVENT_TRACER is not set +# CONFIG_ENABLE_DEFAULT_TRACERS is not set # CONFIG_BOOT_TRACER is not set -# CONFIG_TRACE_BRANCH_PROFILING is not set +CONFIG_BRANCH_PROFILE_NONE=y +# CONFIG_PROFILE_ANNOTATED_BRANCHES is not set +# CONFIG_PROFILE_ALL_BRANCHES is not set # CONFIG_STACK_TRACER is not set # CONFIG_KMEMTRACE is not set # CONFIG_WORKQUEUE_TRACER is not set # CONFIG_BLK_DEV_IO_TRACE is not set +# CONFIG_DMA_API_DEBUG is not set # CONFIG_SAMPLES is not set CONFIG_HAVE_ARCH_KGDB=y # CONFIG_KGDB is not set +# CONFIG_PPC_DISABLE_WERROR is not set +CONFIG_PPC_WERROR=y CONFIG_PRINT_STACK_DEPTH=64 # CONFIG_DEBUG_STACKOVERFLOW is not set # CONFIG_DEBUG_STACK_USAGE is not set @@ -1186,7 +1221,6 @@ CONFIG_CRYPTO=y # # Crypto core or helper # -# CONFIG_CRYPTO_FIPS is not set CONFIG_CRYPTO_ALGAPI=y CONFIG_CRYPTO_ALGAPI2=y CONFIG_CRYPTO_AEAD2=y @@ -1227,11 +1261,13 @@ CONFIG_CRYPTO_PCBC=y # # CONFIG_CRYPTO_HMAC is not set # CONFIG_CRYPTO_XCBC is not set +# CONFIG_CRYPTO_VMAC is not set # # Digest # # CONFIG_CRYPTO_CRC32C is not set +# CONFIG_CRYPTO_GHASH is not set # CONFIG_CRYPTO_MD4 is not set CONFIG_CRYPTO_MD5=y # CONFIG_CRYPTO_MICHAEL_MIC is not set diff --git a/arch/powerpc/configs/52xx/pcm030_defconfig b/arch/powerpc/configs/52xx/pcm030_defconfig index afb1a3d1ef0..f9168c1a2fa 100644 --- a/arch/powerpc/configs/52xx/pcm030_defconfig +++ b/arch/powerpc/configs/52xx/pcm030_defconfig @@ -1,25 +1,27 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.30-rc2 -# Sat Apr 18 00:48:42 2009 +# Linux kernel version: 2.6.32-rc4 +# Thu Oct 15 10:33:25 2009 # # CONFIG_PPC64 is not set # # Processor support # -CONFIG_6xx=y +CONFIG_PPC_BOOK3S_32=y # CONFIG_PPC_85xx is not set # CONFIG_PPC_8xx is not set # CONFIG_40x is not set # CONFIG_44x is not set # CONFIG_E200 is not set CONFIG_PPC_BOOK3S=y +CONFIG_6xx=y CONFIG_PPC_FPU=y # CONFIG_ALTIVEC is not set CONFIG_PPC_STD_MMU=y CONFIG_PPC_STD_MMU_32=y # CONFIG_PPC_MM_SLICES is not set +CONFIG_PPC_HAVE_PMU_SUPPORT=y # CONFIG_SMP is not set CONFIG_PPC32=y CONFIG_WORD_SIZE=32 @@ -30,15 +32,17 @@ CONFIG_GENERIC_TIME=y CONFIG_GENERIC_TIME_VSYSCALL=y CONFIG_GENERIC_CLOCKEVENTS=y CONFIG_GENERIC_HARDIRQS=y +CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set +# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set CONFIG_IRQ_PER_CPU=y CONFIG_STACKTRACE_SUPPORT=y CONFIG_HAVE_LATENCYTOP_SUPPORT=y +CONFIG_TRACE_IRQFLAGS_SUPPORT=y CONFIG_LOCKDEP_SUPPORT=y CONFIG_RWSEM_XCHGADD_ALGORITHM=y CONFIG_ARCH_HAS_ILOG2_U32=y CONFIG_GENERIC_HWEIGHT=y -CONFIG_GENERIC_CALIBRATE_DELAY=y CONFIG_GENERIC_FIND_NEXT_BIT=y # CONFIG_ARCH_NO_VIRT_TO_BUS is not set CONFIG_PPC=y @@ -52,11 +56,13 @@ CONFIG_OF=y # CONFIG_GENERIC_TBSYNC is not set CONFIG_AUDIT_ARCH=y CONFIG_GENERIC_BUG=y +CONFIG_DTC=y CONFIG_DEFAULT_UIMAGE=y # CONFIG_PPC_DCR_NATIVE is not set # CONFIG_PPC_DCR_MMIO is not set CONFIG_ARCH_SUPPORTS_DEBUG_PAGEALLOC=y CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" +CONFIG_CONSTRUCTORS=y # # General setup @@ -79,11 +85,12 @@ CONFIG_POSIX_MQUEUE_SYSCTL=y # # RCU Subsystem # -CONFIG_CLASSIC_RCU=y -# CONFIG_TREE_RCU is not set -# CONFIG_PREEMPT_RCU is not set +CONFIG_TREE_RCU=y +# CONFIG_TREE_PREEMPT_RCU is not set +# CONFIG_RCU_TRACE is not set +CONFIG_RCU_FANOUT=32 +# CONFIG_RCU_FANOUT_EXACT is not set # CONFIG_TREE_RCU_TRACE is not set -# CONFIG_PREEMPT_RCU_TRACE is not set CONFIG_IKCONFIG=y CONFIG_IKCONFIG_PROC=y CONFIG_LOG_BUF_SHIFT=14 @@ -105,7 +112,6 @@ CONFIG_EMBEDDED=y # CONFIG_SYSCTL_SYSCALL is not set CONFIG_KALLSYMS=y # CONFIG_KALLSYMS_EXTRA_PASS is not set -# CONFIG_STRIP_ASM_SYMS is not set CONFIG_HOTPLUG=y CONFIG_PRINTK=y CONFIG_BUG=y @@ -118,6 +124,13 @@ CONFIG_TIMERFD=y CONFIG_EVENTFD=y CONFIG_SHMEM=y CONFIG_AIO=y +CONFIG_HAVE_PERF_EVENTS=y + +# +# Kernel Performance Events And Counters +# +# CONFIG_PERF_EVENTS is not set +# CONFIG_PERF_COUNTERS is not set # CONFIG_VM_EVENT_COUNTERS is not set CONFIG_PCI_QUIRKS=y CONFIG_COMPAT_BRK=y @@ -125,7 +138,6 @@ CONFIG_SLAB=y # CONFIG_SLUB is not set # CONFIG_SLOB is not set # CONFIG_PROFILING is not set -# CONFIG_MARKERS is not set CONFIG_HAVE_OPROFILE=y # CONFIG_KPROBES is not set CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y @@ -133,7 +145,13 @@ CONFIG_HAVE_IOREMAP_PROT=y CONFIG_HAVE_KPROBES=y CONFIG_HAVE_KRETPROBES=y CONFIG_HAVE_ARCH_TRACEHOOK=y +CONFIG_HAVE_DMA_ATTRS=y CONFIG_HAVE_CLK=y +CONFIG_HAVE_DMA_API_DEBUG=y + +# +# GCOV-based kernel profiling +# # CONFIG_SLOW_WORK is not set # CONFIG_HAVE_GENERIC_DMA_COHERENT is not set CONFIG_SLABINFO=y @@ -146,7 +164,7 @@ CONFIG_MODULE_UNLOAD=y # CONFIG_MODVERSIONS is not set # CONFIG_MODULE_SRCVERSION_ALL is not set CONFIG_BLOCK=y -# CONFIG_LBD is not set +CONFIG_LBDAF=y # CONFIG_BLK_DEV_BSG is not set # CONFIG_BLK_DEV_INTEGRITY is not set @@ -227,11 +245,13 @@ CONFIG_BINFMT_ELF=y # CONFIG_HAVE_AOUT is not set # CONFIG_BINFMT_MISC is not set # CONFIG_IOMMU_HELPER is not set +# CONFIG_SWIOTLB is not set CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y CONFIG_ARCH_HAS_WALK_MEMORY=y CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y # CONFIG_KEXEC is not set # CONFIG_CRASH_DUMP is not set +CONFIG_MAX_ACTIVE_REGIONS=32 CONFIG_ARCH_FLATMEM_ENABLE=y CONFIG_ARCH_POPULATES_NODE_MAP=y CONFIG_SELECT_MEMORY_MODEL=y @@ -247,9 +267,10 @@ CONFIG_MIGRATION=y CONFIG_ZONE_DMA_FLAG=1 CONFIG_BOUNCE=y CONFIG_VIRT_TO_BUS=y -CONFIG_UNEVICTABLE_LRU=y CONFIG_HAVE_MLOCK=y CONFIG_HAVE_MLOCKED_PAGE_BIT=y +# CONFIG_KSM is not set +CONFIG_DEFAULT_MMAP_MIN_ADDR=4096 CONFIG_PPC_4K_PAGES=y # CONFIG_PPC_16K_PAGES is not set # CONFIG_PPC_64K_PAGES is not set @@ -336,6 +357,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic" # CONFIG_NETFILTER is not set # CONFIG_IP_DCCP is not set # CONFIG_IP_SCTP is not set +# CONFIG_RDS is not set # CONFIG_TIPC is not set # CONFIG_ATM is not set # CONFIG_BRIDGE is not set @@ -350,6 +372,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic" # CONFIG_ECONET is not set # CONFIG_WAN_ROUTER is not set # CONFIG_PHONET is not set +# CONFIG_IEEE802154 is not set # CONFIG_NET_SCHED is not set # CONFIG_DCB is not set @@ -375,6 +398,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic" # Generic Driver Options # CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" +# CONFIG_DEVTMPFS is not set CONFIG_STANDALONE=y CONFIG_PREVENT_FIRMWARE_BUILD=y # CONFIG_FW_LOADER is not set @@ -382,9 +406,9 @@ CONFIG_PREVENT_FIRMWARE_BUILD=y # CONFIG_CONNECTOR is not set CONFIG_MTD=y # CONFIG_MTD_DEBUG is not set +# CONFIG_MTD_TESTS is not set # CONFIG_MTD_CONCAT is not set CONFIG_MTD_PARTITIONS=y -# CONFIG_MTD_TESTS is not set # CONFIG_MTD_REDBOOT_PARTS is not set CONFIG_MTD_CMDLINE_PARTS=y # CONFIG_MTD_OF_PARTS is not set @@ -467,6 +491,7 @@ CONFIG_MTD_PHYSMAP=y # CONFIG_MTD_UBI is not set CONFIG_OF_DEVICE=y CONFIG_OF_I2C=y +CONFIG_OF_MDIO=y # CONFIG_PARPORT is not set # CONFIG_BLK_DEV is not set # CONFIG_MISC_DEVICES is not set @@ -492,10 +517,6 @@ CONFIG_BLK_DEV_SD=m # CONFIG_BLK_DEV_SR is not set # CONFIG_CHR_DEV_SG is not set # CONFIG_CHR_DEV_SCH is not set - -# -# Some SCSI devices (e.g. CD jukebox) support multiple LUNs -# # CONFIG_SCSI_MULTI_LUN is not set # CONFIG_SCSI_CONSTANTS is not set # CONFIG_SCSI_LOGGING is not set @@ -515,6 +536,7 @@ CONFIG_SCSI_WAIT_SCAN=m # CONFIG_SCSI_OSD_INITIATOR is not set CONFIG_ATA=m # CONFIG_ATA_NONSTANDARD is not set +CONFIG_ATA_VERBOSE_ERROR=y CONFIG_SATA_PMP=y # CONFIG_SATA_AHCI is not set # CONFIG_SATA_SIL24 is not set @@ -536,6 +558,7 @@ CONFIG_ATA_SFF=y # CONFIG_PATA_ALI is not set # CONFIG_PATA_AMD is not set # CONFIG_PATA_ARTOP is not set +# CONFIG_PATA_ATP867X is not set # CONFIG_PATA_ATIIXP is not set # CONFIG_PATA_CMD640_PCI is not set # CONFIG_PATA_CMD64X is not set @@ -564,6 +587,7 @@ CONFIG_PATA_MPC52xx=m # CONFIG_PATA_OPTIDMA is not set # CONFIG_PATA_PDC_OLD is not set # CONFIG_PATA_RADISYS is not set +# CONFIG_PATA_RDC is not set # CONFIG_PATA_RZ1000 is not set # CONFIG_PATA_SC1200 is not set # CONFIG_PATA_SERVERWORKS is not set @@ -582,14 +606,17 @@ CONFIG_PATA_MPC52xx=m # # -# Enable only one of the two stacks, unless you know what you are doing +# You can enable one or both FireWire driver stacks. +# + +# +# See the help texts for more information. # # CONFIG_FIREWIRE is not set # CONFIG_IEEE1394 is not set # CONFIG_I2O is not set # CONFIG_MACINTOSH_DRIVERS is not set CONFIG_NETDEVICES=y -CONFIG_COMPAT_NET_DEV_OPS=y # CONFIG_DUMMY is not set # CONFIG_BONDING is not set # CONFIG_MACVLAN is not set @@ -636,16 +663,16 @@ CONFIG_MII=y # CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set # CONFIG_NET_PCI is not set # CONFIG_B44 is not set +# CONFIG_KS8842 is not set +# CONFIG_KS8851_MLL is not set CONFIG_FEC_MPC52xx=y CONFIG_FEC_MPC52xx_MDIO=y # CONFIG_ATL2 is not set +# CONFIG_XILINX_EMACLITE is not set # CONFIG_NETDEV_1000 is not set # CONFIG_NETDEV_10000 is not set # CONFIG_TR is not set - -# -# Wireless LAN -# +CONFIG_WLAN=y # CONFIG_WLAN_PRE80211 is not set # CONFIG_WLAN_80211 is not set @@ -722,6 +749,7 @@ CONFIG_HW_RANDOM=y CONFIG_DEVPORT=y CONFIG_I2C=y CONFIG_I2C_BOARDINFO=y +CONFIG_I2C_COMPAT=y CONFIG_I2C_CHARDEV=y CONFIG_I2C_HELPER_AUTO=y @@ -750,6 +778,7 @@ CONFIG_I2C_HELPER_AUTO=y # # I2C system bus drivers (mostly embedded / system-on-chip) # +# CONFIG_I2C_DESIGNWARE is not set CONFIG_I2C_MPC=y # CONFIG_I2C_OCORES is not set # CONFIG_I2C_SIMTEC is not set @@ -776,23 +805,23 @@ CONFIG_I2C_MPC=y # Miscellaneous I2C Chip support # # CONFIG_DS1682 is not set -# CONFIG_SENSORS_PCF8574 is not set -# CONFIG_PCF8575 is not set -# CONFIG_SENSORS_PCA9539 is not set -# CONFIG_SENSORS_MAX6875 is not set # CONFIG_SENSORS_TSL2550 is not set # CONFIG_I2C_DEBUG_CORE is not set # CONFIG_I2C_DEBUG_ALGO is not set # CONFIG_I2C_DEBUG_BUS is not set # CONFIG_I2C_DEBUG_CHIP is not set # CONFIG_SPI is not set + +# +# PPS support +# +# CONFIG_PPS is not set CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y # CONFIG_GPIOLIB is not set # CONFIG_W1 is not set # CONFIG_POWER_SUPPLY is not set # CONFIG_HWMON is not set # CONFIG_THERMAL is not set -# CONFIG_THERMAL_HWMON is not set # CONFIG_WATCHDOG is not set CONFIG_SSB_POSSIBLE=y @@ -811,30 +840,18 @@ CONFIG_SSB_POSSIBLE=y # CONFIG_MFD_TMIO is not set # CONFIG_PMIC_DA903X is not set # CONFIG_MFD_WM8400 is not set +# CONFIG_MFD_WM831X is not set # CONFIG_MFD_WM8350_I2C is not set # CONFIG_MFD_PCF50633 is not set +# CONFIG_AB3100_CORE is not set # CONFIG_REGULATOR is not set - -# -# Multimedia devices -# - -# -# Multimedia core support -# -# CONFIG_VIDEO_DEV is not set -# CONFIG_DVB_CORE is not set -# CONFIG_VIDEO_MEDIA is not set - -# -# Multimedia drivers -# -# CONFIG_DAB is not set +# CONFIG_MEDIA_SUPPORT is not set # # Graphics support # # CONFIG_AGP is not set +CONFIG_VGA_ARB=y # CONFIG_DRM is not set # CONFIG_VGASTATE is not set # CONFIG_VIDEO_OUTPUT_CONTROL is not set @@ -871,15 +888,17 @@ CONFIG_USB_DEVICEFS=y # USB Host Controller Drivers # # CONFIG_USB_C67X00_HCD is not set +# CONFIG_USB_XHCI_HCD is not set # CONFIG_USB_EHCI_HCD is not set # CONFIG_USB_OXU210HP_HCD is not set # CONFIG_USB_ISP116X_HCD is not set # CONFIG_USB_ISP1760_HCD is not set +# CONFIG_USB_ISP1362_HCD is not set CONFIG_USB_OHCI_HCD=m # CONFIG_USB_OHCI_HCD_PPC_SOC is not set -CONFIG_USB_OHCI_HCD_PPC_OF=y CONFIG_USB_OHCI_HCD_PPC_OF_BE=y # CONFIG_USB_OHCI_HCD_PPC_OF_LE is not set +CONFIG_USB_OHCI_HCD_PPC_OF=y # CONFIG_USB_OHCI_HCD_PCI is not set CONFIG_USB_OHCI_BIG_ENDIAN_DESC=y CONFIG_USB_OHCI_BIG_ENDIAN_MMIO=y @@ -995,6 +1014,7 @@ CONFIG_RTC_DRV_PCF8563=m # CONFIG_RTC_DRV_S35390A is not set # CONFIG_RTC_DRV_FM3130 is not set # CONFIG_RTC_DRV_RX8581 is not set +# CONFIG_RTC_DRV_RX8025 is not set # # SPI RTC drivers @@ -1022,6 +1042,10 @@ CONFIG_RTC_DRV_PCF8563=m # CONFIG_DMADEVICES is not set # CONFIG_AUXDISPLAY is not set # CONFIG_UIO is not set + +# +# TI VLYNQ +# # CONFIG_STAGING is not set # @@ -1041,12 +1065,16 @@ CONFIG_FS_MBCACHE=m # CONFIG_REISERFS_FS is not set # CONFIG_JFS_FS is not set # CONFIG_FS_POSIX_ACL is not set -CONFIG_FILE_LOCKING=y # CONFIG_XFS_FS is not set +# CONFIG_GFS2_FS is not set # CONFIG_OCFS2_FS is not set # CONFIG_BTRFS_FS is not set +# CONFIG_NILFS2_FS is not set +CONFIG_FILE_LOCKING=y +CONFIG_FSNOTIFY=y # CONFIG_DNOTIFY is not set # CONFIG_INOTIFY is not set +CONFIG_INOTIFY_USER=y # CONFIG_QUOTA is not set # CONFIG_AUTOFS_FS is not set # CONFIG_AUTOFS4_FS is not set @@ -1114,7 +1142,6 @@ CONFIG_JFFS2_RTIME=y # CONFIG_ROMFS_FS is not set # CONFIG_SYSV_FS is not set # CONFIG_UFS_FS is not set -# CONFIG_NILFS2_FS is not set CONFIG_NETWORK_FILESYSTEMS=y CONFIG_NFS_FS=y CONFIG_NFS_V3=y @@ -1201,6 +1228,7 @@ CONFIG_HAS_IOPORT=y CONFIG_HAS_DMA=y CONFIG_HAVE_LMB=y CONFIG_NLATTR=y +CONFIG_GENERIC_ATOMIC64=y # # Kernel hacking @@ -1210,6 +1238,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y CONFIG_ENABLE_MUST_CHECK=y CONFIG_FRAME_WARN=1024 # CONFIG_MAGIC_SYSRQ is not set +# CONFIG_STRIP_ASM_SYMS is not set # CONFIG_UNUSED_SYMBOLS is not set # CONFIG_DEBUG_FS is not set # CONFIG_HEADERS_CHECK is not set @@ -1223,23 +1252,12 @@ CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y CONFIG_HAVE_DYNAMIC_FTRACE=y CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y CONFIG_TRACING_SUPPORT=y - -# -# Tracers -# -# CONFIG_FUNCTION_TRACER is not set -# CONFIG_PREEMPT_TRACER is not set -# CONFIG_SCHED_TRACER is not set -# CONFIG_CONTEXT_SWITCH_TRACER is not set -# CONFIG_EVENT_TRACER is not set -# CONFIG_BOOT_TRACER is not set -# CONFIG_TRACE_BRANCH_PROFILING is not set -# CONFIG_STACK_TRACER is not set -# CONFIG_KMEMTRACE is not set -# CONFIG_WORKQUEUE_TRACER is not set -# CONFIG_BLK_DEV_IO_TRACE is not set +# CONFIG_FTRACE is not set +# CONFIG_DMA_API_DEBUG is not set # CONFIG_SAMPLES is not set CONFIG_HAVE_ARCH_KGDB=y +# CONFIG_PPC_DISABLE_WERROR is not set +CONFIG_PPC_WERROR=y CONFIG_PRINT_STACK_DEPTH=64 # CONFIG_IRQSTACKS is not set # CONFIG_BOOTX_TEXT is not set diff --git a/arch/powerpc/configs/52xx/tqm5200_defconfig b/arch/powerpc/configs/52xx/tqm5200_defconfig index 8585c7c1286..75c835c2ae6 100644 --- a/arch/powerpc/configs/52xx/tqm5200_defconfig +++ b/arch/powerpc/configs/52xx/tqm5200_defconfig @@ -1,25 +1,27 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.30-rc2 -# Sat Apr 18 00:48:57 2009 +# Linux kernel version: 2.6.32-rc4 +# Thu Oct 15 10:33:23 2009 # # CONFIG_PPC64 is not set # # Processor support # -CONFIG_6xx=y +CONFIG_PPC_BOOK3S_32=y # CONFIG_PPC_85xx is not set # CONFIG_PPC_8xx is not set # CONFIG_40x is not set # CONFIG_44x is not set # CONFIG_E200 is not set CONFIG_PPC_BOOK3S=y +CONFIG_6xx=y CONFIG_PPC_FPU=y # CONFIG_ALTIVEC is not set CONFIG_PPC_STD_MMU=y CONFIG_PPC_STD_MMU_32=y # CONFIG_PPC_MM_SLICES is not set +CONFIG_PPC_HAVE_PMU_SUPPORT=y # CONFIG_SMP is not set CONFIG_PPC32=y CONFIG_WORD_SIZE=32 @@ -30,15 +32,17 @@ CONFIG_GENERIC_TIME=y CONFIG_GENERIC_TIME_VSYSCALL=y CONFIG_GENERIC_CLOCKEVENTS=y CONFIG_GENERIC_HARDIRQS=y +CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set +# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set CONFIG_IRQ_PER_CPU=y CONFIG_STACKTRACE_SUPPORT=y CONFIG_HAVE_LATENCYTOP_SUPPORT=y +CONFIG_TRACE_IRQFLAGS_SUPPORT=y CONFIG_LOCKDEP_SUPPORT=y CONFIG_RWSEM_XCHGADD_ALGORITHM=y CONFIG_ARCH_HAS_ILOG2_U32=y CONFIG_GENERIC_HWEIGHT=y -CONFIG_GENERIC_CALIBRATE_DELAY=y CONFIG_GENERIC_FIND_NEXT_BIT=y # CONFIG_ARCH_NO_VIRT_TO_BUS is not set CONFIG_PPC=y @@ -52,11 +56,13 @@ CONFIG_OF=y # CONFIG_GENERIC_TBSYNC is not set CONFIG_AUDIT_ARCH=y CONFIG_GENERIC_BUG=y +CONFIG_DTC=y CONFIG_DEFAULT_UIMAGE=y # CONFIG_PPC_DCR_NATIVE is not set # CONFIG_PPC_DCR_MMIO is not set CONFIG_ARCH_SUPPORTS_DEBUG_PAGEALLOC=y CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" +CONFIG_CONSTRUCTORS=y # # General setup @@ -77,11 +83,12 @@ CONFIG_SYSVIPC_SYSCTL=y # # RCU Subsystem # -CONFIG_CLASSIC_RCU=y -# CONFIG_TREE_RCU is not set -# CONFIG_PREEMPT_RCU is not set +CONFIG_TREE_RCU=y +# CONFIG_TREE_PREEMPT_RCU is not set +# CONFIG_RCU_TRACE is not set +CONFIG_RCU_FANOUT=32 +# CONFIG_RCU_FANOUT_EXACT is not set # CONFIG_TREE_RCU_TRACE is not set -# CONFIG_PREEMPT_RCU_TRACE is not set # CONFIG_IKCONFIG is not set CONFIG_LOG_BUF_SHIFT=14 CONFIG_GROUP_SCHED=y @@ -105,7 +112,6 @@ CONFIG_ANON_INODES=y CONFIG_EMBEDDED=y # CONFIG_SYSCTL_SYSCALL is not set # CONFIG_KALLSYMS is not set -# CONFIG_STRIP_ASM_SYMS is not set CONFIG_HOTPLUG=y CONFIG_PRINTK=y CONFIG_BUG=y @@ -118,6 +124,13 @@ CONFIG_TIMERFD=y CONFIG_EVENTFD=y CONFIG_SHMEM=y CONFIG_AIO=y +CONFIG_HAVE_PERF_EVENTS=y + +# +# Kernel Performance Events And Counters +# +# CONFIG_PERF_EVENTS is not set +# CONFIG_PERF_COUNTERS is not set CONFIG_VM_EVENT_COUNTERS=y CONFIG_SLUB_DEBUG=y CONFIG_COMPAT_BRK=y @@ -125,14 +138,19 @@ CONFIG_COMPAT_BRK=y CONFIG_SLUB=y # CONFIG_SLOB is not set # CONFIG_PROFILING is not set -# CONFIG_MARKERS is not set CONFIG_HAVE_OPROFILE=y CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y CONFIG_HAVE_IOREMAP_PROT=y CONFIG_HAVE_KPROBES=y CONFIG_HAVE_KRETPROBES=y CONFIG_HAVE_ARCH_TRACEHOOK=y +CONFIG_HAVE_DMA_ATTRS=y CONFIG_HAVE_CLK=y +CONFIG_HAVE_DMA_API_DEBUG=y + +# +# GCOV-based kernel profiling +# # CONFIG_SLOW_WORK is not set # CONFIG_HAVE_GENERIC_DMA_COHERENT is not set CONFIG_SLABINFO=y @@ -145,7 +163,7 @@ CONFIG_MODULE_UNLOAD=y CONFIG_MODVERSIONS=y # CONFIG_MODULE_SRCVERSION_ALL is not set CONFIG_BLOCK=y -# CONFIG_LBD is not set +CONFIG_LBDAF=y # CONFIG_BLK_DEV_BSG is not set # CONFIG_BLK_DEV_INTEGRITY is not set @@ -225,11 +243,13 @@ CONFIG_BINFMT_ELF=y # CONFIG_HAVE_AOUT is not set # CONFIG_BINFMT_MISC is not set # CONFIG_IOMMU_HELPER is not set +# CONFIG_SWIOTLB is not set CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y CONFIG_ARCH_HAS_WALK_MEMORY=y CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y # CONFIG_KEXEC is not set # CONFIG_CRASH_DUMP is not set +CONFIG_MAX_ACTIVE_REGIONS=32 CONFIG_ARCH_FLATMEM_ENABLE=y CONFIG_ARCH_POPULATES_NODE_MAP=y CONFIG_SELECT_MEMORY_MODEL=y @@ -245,9 +265,10 @@ CONFIG_MIGRATION=y CONFIG_ZONE_DMA_FLAG=1 CONFIG_BOUNCE=y CONFIG_VIRT_TO_BUS=y -CONFIG_UNEVICTABLE_LRU=y CONFIG_HAVE_MLOCK=y CONFIG_HAVE_MLOCKED_PAGE_BIT=y +# CONFIG_KSM is not set +CONFIG_DEFAULT_MMAP_MIN_ADDR=4096 CONFIG_PPC_4K_PAGES=y # CONFIG_PPC_16K_PAGES is not set # CONFIG_PPC_64K_PAGES is not set @@ -258,6 +279,7 @@ CONFIG_PROC_DEVICETREE=y CONFIG_EXTRA_TARGETS="" CONFIG_PM=y # CONFIG_PM_DEBUG is not set +# CONFIG_PM_RUNTIME is not set CONFIG_SECCOMP=y CONFIG_ISA_DMA_API=y @@ -334,6 +356,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic" # CONFIG_NETFILTER is not set # CONFIG_IP_DCCP is not set # CONFIG_IP_SCTP is not set +# CONFIG_RDS is not set # CONFIG_TIPC is not set # CONFIG_ATM is not set # CONFIG_BRIDGE is not set @@ -348,6 +371,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic" # CONFIG_ECONET is not set # CONFIG_WAN_ROUTER is not set # CONFIG_PHONET is not set +# CONFIG_IEEE802154 is not set # CONFIG_NET_SCHED is not set # CONFIG_DCB is not set @@ -373,6 +397,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic" # Generic Driver Options # CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" +# CONFIG_DEVTMPFS is not set CONFIG_STANDALONE=y CONFIG_PREVENT_FIRMWARE_BUILD=y # CONFIG_FW_LOADER is not set @@ -382,9 +407,9 @@ CONFIG_PREVENT_FIRMWARE_BUILD=y # CONFIG_CONNECTOR is not set CONFIG_MTD=y # CONFIG_MTD_DEBUG is not set +# CONFIG_MTD_TESTS is not set CONFIG_MTD_CONCAT=y CONFIG_MTD_PARTITIONS=y -# CONFIG_MTD_TESTS is not set # CONFIG_MTD_REDBOOT_PARTS is not set CONFIG_MTD_CMDLINE_PARTS=y # CONFIG_MTD_OF_PARTS is not set @@ -464,6 +489,7 @@ CONFIG_MTD_PHYSMAP_OF=y # CONFIG_MTD_UBI is not set CONFIG_OF_DEVICE=y CONFIG_OF_I2C=y +CONFIG_OF_MDIO=y # CONFIG_PARPORT is not set CONFIG_BLK_DEV=y # CONFIG_BLK_DEV_FD is not set @@ -502,10 +528,6 @@ CONFIG_BLK_DEV_SD=y # CONFIG_BLK_DEV_SR is not set CONFIG_CHR_DEV_SG=y # CONFIG_CHR_DEV_SCH is not set - -# -# Some SCSI devices (e.g. CD jukebox) support multiple LUNs -# # CONFIG_SCSI_MULTI_LUN is not set # CONFIG_SCSI_CONSTANTS is not set # CONFIG_SCSI_LOGGING is not set @@ -529,6 +551,7 @@ CONFIG_SCSI_LOWLEVEL=y # CONFIG_SCSI_OSD_INITIATOR is not set CONFIG_ATA=y # CONFIG_ATA_NONSTANDARD is not set +CONFIG_ATA_VERBOSE_ERROR=y CONFIG_SATA_PMP=y CONFIG_ATA_SFF=y # CONFIG_SATA_MV is not set @@ -538,7 +561,6 @@ CONFIG_PATA_PLATFORM=y # CONFIG_MD is not set # CONFIG_MACINTOSH_DRIVERS is not set CONFIG_NETDEVICES=y -CONFIG_COMPAT_NET_DEV_OPS=y # CONFIG_DUMMY is not set # CONFIG_BONDING is not set # CONFIG_MACVLAN is not set @@ -577,14 +599,14 @@ CONFIG_NET_ETHERNET=y # CONFIG_IBM_NEW_EMAC_MAL_CLR_ICINTSTAT is not set # CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set # CONFIG_B44 is not set +# CONFIG_KS8842 is not set +# CONFIG_KS8851_MLL is not set CONFIG_FEC_MPC52xx=y CONFIG_FEC_MPC52xx_MDIO=y +# CONFIG_XILINX_EMACLITE is not set # CONFIG_NETDEV_1000 is not set # CONFIG_NETDEV_10000 is not set - -# -# Wireless LAN -# +CONFIG_WLAN=y # CONFIG_WLAN_PRE80211 is not set # CONFIG_WLAN_80211 is not set @@ -654,6 +676,7 @@ CONFIG_LEGACY_PTY_COUNT=256 # CONFIG_TCG_TPM is not set CONFIG_I2C=y CONFIG_I2C_BOARDINFO=y +CONFIG_I2C_COMPAT=y CONFIG_I2C_CHARDEV=y CONFIG_I2C_HELPER_AUTO=y @@ -664,6 +687,7 @@ CONFIG_I2C_HELPER_AUTO=y # # I2C system bus drivers (mostly embedded / system-on-chip) # +# CONFIG_I2C_DESIGNWARE is not set CONFIG_I2C_MPC=y # CONFIG_I2C_OCORES is not set # CONFIG_I2C_SIMTEC is not set @@ -685,22 +709,28 @@ CONFIG_I2C_MPC=y # Miscellaneous I2C Chip support # # CONFIG_DS1682 is not set -# CONFIG_SENSORS_PCF8574 is not set -# CONFIG_PCF8575 is not set -# CONFIG_SENSORS_PCA9539 is not set -# CONFIG_SENSORS_MAX6875 is not set # CONFIG_SENSORS_TSL2550 is not set # CONFIG_I2C_DEBUG_CORE is not set # CONFIG_I2C_DEBUG_ALGO is not set # CONFIG_I2C_DEBUG_BUS is not set # CONFIG_I2C_DEBUG_CHIP is not set # CONFIG_SPI is not set + +# +# PPS support +# +# CONFIG_PPS is not set CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y # CONFIG_GPIOLIB is not set # CONFIG_W1 is not set # CONFIG_POWER_SUPPLY is not set CONFIG_HWMON=y # CONFIG_HWMON_VID is not set +# CONFIG_HWMON_DEBUG_CHIP is not set + +# +# Native drivers +# # CONFIG_SENSORS_AD7414 is not set # CONFIG_SENSORS_AD7418 is not set # CONFIG_SENSORS_ADM1021 is not set @@ -747,6 +777,8 @@ CONFIG_HWMON=y # CONFIG_SENSORS_SMSC47B397 is not set # CONFIG_SENSORS_ADS7828 is not set # CONFIG_SENSORS_THMC50 is not set +# CONFIG_SENSORS_TMP401 is not set +# CONFIG_SENSORS_TMP421 is not set # CONFIG_SENSORS_VT1211 is not set # CONFIG_SENSORS_W83781D is not set # CONFIG_SENSORS_W83791D is not set @@ -756,9 +788,7 @@ CONFIG_HWMON=y # CONFIG_SENSORS_W83L786NG is not set # CONFIG_SENSORS_W83627HF is not set # CONFIG_SENSORS_W83627EHF is not set -# CONFIG_HWMON_DEBUG_CHIP is not set # CONFIG_THERMAL is not set -# CONFIG_THERMAL_HWMON is not set CONFIG_WATCHDOG=y # CONFIG_WATCHDOG_NOWAYOUT is not set @@ -789,25 +819,12 @@ CONFIG_SSB_POSSIBLE=y # CONFIG_MFD_TMIO is not set # CONFIG_PMIC_DA903X is not set # CONFIG_MFD_WM8400 is not set +# CONFIG_MFD_WM831X is not set # CONFIG_MFD_WM8350_I2C is not set # CONFIG_MFD_PCF50633 is not set +# CONFIG_AB3100_CORE is not set # CONFIG_REGULATOR is not set - -# -# Multimedia devices -# - -# -# Multimedia core support -# -# CONFIG_VIDEO_DEV is not set -# CONFIG_DVB_CORE is not set -# CONFIG_VIDEO_MEDIA is not set - -# -# Multimedia drivers -# -# CONFIG_DAB is not set +# CONFIG_MEDIA_SUPPORT is not set # # Graphics support @@ -851,11 +868,12 @@ CONFIG_USB_MON=y # CONFIG_USB_OXU210HP_HCD is not set # CONFIG_USB_ISP116X_HCD is not set # CONFIG_USB_ISP1760_HCD is not set +# CONFIG_USB_ISP1362_HCD is not set CONFIG_USB_OHCI_HCD=y CONFIG_USB_OHCI_HCD_PPC_SOC=y -CONFIG_USB_OHCI_HCD_PPC_OF=y CONFIG_USB_OHCI_HCD_PPC_OF_BE=y # CONFIG_USB_OHCI_HCD_PPC_OF_LE is not set +CONFIG_USB_OHCI_HCD_PPC_OF=y CONFIG_USB_OHCI_BIG_ENDIAN_DESC=y CONFIG_USB_OHCI_BIG_ENDIAN_MMIO=y # CONFIG_USB_OHCI_LITTLE_ENDIAN is not set @@ -969,6 +987,7 @@ CONFIG_RTC_DRV_DS1307=y # CONFIG_RTC_DRV_S35390A is not set # CONFIG_RTC_DRV_FM3130 is not set # CONFIG_RTC_DRV_RX8581 is not set +# CONFIG_RTC_DRV_RX8025 is not set # # SPI RTC drivers @@ -996,6 +1015,10 @@ CONFIG_RTC_DRV_DS1307=y # CONFIG_DMADEVICES is not set # CONFIG_AUXDISPLAY is not set # CONFIG_UIO is not set + +# +# TI VLYNQ +# # CONFIG_STAGING is not set # @@ -1015,10 +1038,13 @@ CONFIG_FS_MBCACHE=y # CONFIG_REISERFS_FS is not set # CONFIG_JFS_FS is not set # CONFIG_FS_POSIX_ACL is not set -CONFIG_FILE_LOCKING=y # CONFIG_XFS_FS is not set +# CONFIG_GFS2_FS is not set # CONFIG_OCFS2_FS is not set # CONFIG_BTRFS_FS is not set +# CONFIG_NILFS2_FS is not set +CONFIG_FILE_LOCKING=y +CONFIG_FSNOTIFY=y CONFIG_DNOTIFY=y CONFIG_INOTIFY=y CONFIG_INOTIFY_USER=y @@ -1089,12 +1115,12 @@ CONFIG_CRAMFS=y # CONFIG_ROMFS_FS is not set # CONFIG_SYSV_FS is not set # CONFIG_UFS_FS is not set -# CONFIG_NILFS2_FS is not set CONFIG_NETWORK_FILESYSTEMS=y CONFIG_NFS_FS=y CONFIG_NFS_V3=y # CONFIG_NFS_V3_ACL is not set CONFIG_NFS_V4=y +# CONFIG_NFS_V4_1 is not set CONFIG_ROOT_NFS=y # CONFIG_NFSD is not set CONFIG_LOCKD=y @@ -1194,6 +1220,7 @@ CONFIG_HAS_IOPORT=y CONFIG_HAS_DMA=y CONFIG_HAVE_LMB=y CONFIG_NLATTR=y +CONFIG_GENERIC_ATOMIC64=y # # Kernel hacking @@ -1203,6 +1230,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y CONFIG_ENABLE_MUST_CHECK=y CONFIG_FRAME_WARN=1024 # CONFIG_MAGIC_SYSRQ is not set +# CONFIG_STRIP_ASM_SYMS is not set # CONFIG_UNUSED_SYMBOLS is not set # CONFIG_DEBUG_FS is not set # CONFIG_HEADERS_CHECK is not set @@ -1220,10 +1248,14 @@ CONFIG_SCHED_DEBUG=y # CONFIG_DEBUG_OBJECTS is not set # CONFIG_SLUB_DEBUG_ON is not set # CONFIG_SLUB_STATS is not set +# CONFIG_DEBUG_KMEMLEAK is not set # CONFIG_DEBUG_RT_MUTEXES is not set # CONFIG_RT_MUTEX_TESTER is not set # CONFIG_DEBUG_SPINLOCK is not set # CONFIG_DEBUG_MUTEXES is not set +# CONFIG_DEBUG_LOCK_ALLOC is not set +# CONFIG_PROVE_LOCKING is not set +# CONFIG_LOCK_STAT is not set # CONFIG_DEBUG_SPINLOCK_SLEEP is not set # CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set # CONFIG_DEBUG_KOBJECT is not set @@ -1235,11 +1267,12 @@ CONFIG_DEBUG_INFO=y # CONFIG_DEBUG_LIST is not set # CONFIG_DEBUG_SG is not set # CONFIG_DEBUG_NOTIFIERS is not set -# CONFIG_BOOT_PRINTK_DELAY is not set +# CONFIG_DEBUG_CREDENTIALS is not set # CONFIG_RCU_TORTURE_TEST is not set # CONFIG_RCU_CPU_STALL_DETECTOR is not set # CONFIG_BACKTRACE_SELF_TEST is not set # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set +# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set # CONFIG_FAULT_INJECTION is not set # CONFIG_LATENCYTOP is not set # CONFIG_DEBUG_PAGEALLOC is not set @@ -1248,23 +1281,25 @@ CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y CONFIG_HAVE_DYNAMIC_FTRACE=y CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y CONFIG_TRACING_SUPPORT=y - -# -# Tracers -# +CONFIG_FTRACE=y # CONFIG_FUNCTION_TRACER is not set +# CONFIG_IRQSOFF_TRACER is not set # CONFIG_SCHED_TRACER is not set -# CONFIG_CONTEXT_SWITCH_TRACER is not set -# CONFIG_EVENT_TRACER is not set +# CONFIG_ENABLE_DEFAULT_TRACERS is not set # CONFIG_BOOT_TRACER is not set -# CONFIG_TRACE_BRANCH_PROFILING is not set +CONFIG_BRANCH_PROFILE_NONE=y +# CONFIG_PROFILE_ANNOTATED_BRANCHES is not set +# CONFIG_PROFILE_ALL_BRANCHES is not set # CONFIG_STACK_TRACER is not set # CONFIG_KMEMTRACE is not set # CONFIG_WORKQUEUE_TRACER is not set # CONFIG_BLK_DEV_IO_TRACE is not set +# CONFIG_DMA_API_DEBUG is not set # CONFIG_SAMPLES is not set CONFIG_HAVE_ARCH_KGDB=y # CONFIG_KGDB is not set +# CONFIG_PPC_DISABLE_WERROR is not set +CONFIG_PPC_WERROR=y CONFIG_PRINT_STACK_DEPTH=64 # CONFIG_DEBUG_STACKOVERFLOW is not set # CONFIG_DEBUG_STACK_USAGE is not set @@ -1289,7 +1324,6 @@ CONFIG_CRYPTO=y # # Crypto core or helper # -# CONFIG_CRYPTO_FIPS is not set CONFIG_CRYPTO_ALGAPI=y CONFIG_CRYPTO_ALGAPI2=y CONFIG_CRYPTO_AEAD2=y @@ -1331,11 +1365,13 @@ CONFIG_CRYPTO_PCBC=y # # CONFIG_CRYPTO_HMAC is not set # CONFIG_CRYPTO_XCBC is not set +# CONFIG_CRYPTO_VMAC is not set # # Digest # # CONFIG_CRYPTO_CRC32C is not set +# CONFIG_CRYPTO_GHASH is not set # CONFIG_CRYPTO_MD4 is not set CONFIG_CRYPTO_MD5=y # CONFIG_CRYPTO_MICHAEL_MIC is not set diff --git a/arch/powerpc/configs/mpc5200_defconfig b/arch/powerpc/configs/mpc5200_defconfig index aaa4416660e..523d5fe18c0 100644 --- a/arch/powerpc/configs/mpc5200_defconfig +++ b/arch/powerpc/configs/mpc5200_defconfig @@ -1,25 +1,27 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.30-rc2 -# Mon Apr 20 11:06:25 2009 +# Linux kernel version: 2.6.32-rc4 +# Thu Oct 15 10:33:21 2009 # # CONFIG_PPC64 is not set # # Processor support # -CONFIG_6xx=y +CONFIG_PPC_BOOK3S_32=y # CONFIG_PPC_85xx is not set # CONFIG_PPC_8xx is not set # CONFIG_40x is not set # CONFIG_44x is not set # CONFIG_E200 is not set CONFIG_PPC_BOOK3S=y +CONFIG_6xx=y CONFIG_PPC_FPU=y # CONFIG_ALTIVEC is not set CONFIG_PPC_STD_MMU=y CONFIG_PPC_STD_MMU_32=y # CONFIG_PPC_MM_SLICES is not set +CONFIG_PPC_HAVE_PMU_SUPPORT=y # CONFIG_SMP is not set CONFIG_PPC32=y CONFIG_WORD_SIZE=32 @@ -30,15 +32,17 @@ CONFIG_GENERIC_TIME=y CONFIG_GENERIC_TIME_VSYSCALL=y CONFIG_GENERIC_CLOCKEVENTS=y CONFIG_GENERIC_HARDIRQS=y +CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set +# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set CONFIG_IRQ_PER_CPU=y CONFIG_STACKTRACE_SUPPORT=y CONFIG_HAVE_LATENCYTOP_SUPPORT=y +CONFIG_TRACE_IRQFLAGS_SUPPORT=y CONFIG_LOCKDEP_SUPPORT=y CONFIG_RWSEM_XCHGADD_ALGORITHM=y CONFIG_ARCH_HAS_ILOG2_U32=y CONFIG_GENERIC_HWEIGHT=y -CONFIG_GENERIC_CALIBRATE_DELAY=y CONFIG_GENERIC_FIND_NEXT_BIT=y CONFIG_GENERIC_GPIO=y # CONFIG_ARCH_NO_VIRT_TO_BUS is not set @@ -53,12 +57,14 @@ CONFIG_OF=y # CONFIG_GENERIC_TBSYNC is not set CONFIG_AUDIT_ARCH=y CONFIG_GENERIC_BUG=y +CONFIG_DTC=y CONFIG_DEFAULT_UIMAGE=y CONFIG_ARCH_SUSPEND_POSSIBLE=y # CONFIG_PPC_DCR_NATIVE is not set # CONFIG_PPC_DCR_MMIO is not set CONFIG_ARCH_SUPPORTS_DEBUG_PAGEALLOC=y CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" +CONFIG_CONSTRUCTORS=y # # General setup @@ -79,11 +85,12 @@ CONFIG_SYSVIPC_SYSCTL=y # # RCU Subsystem # -CONFIG_CLASSIC_RCU=y -# CONFIG_TREE_RCU is not set -# CONFIG_PREEMPT_RCU is not set +CONFIG_TREE_RCU=y +# CONFIG_TREE_PREEMPT_RCU is not set +# CONFIG_RCU_TRACE is not set +CONFIG_RCU_FANOUT=32 +# CONFIG_RCU_FANOUT_EXACT is not set # CONFIG_TREE_RCU_TRACE is not set -# CONFIG_PREEMPT_RCU_TRACE is not set # CONFIG_IKCONFIG is not set CONFIG_LOG_BUF_SHIFT=14 # CONFIG_GROUP_SCHED is not set @@ -103,7 +110,6 @@ CONFIG_ANON_INODES=y CONFIG_EMBEDDED=y # CONFIG_SYSCTL_SYSCALL is not set # CONFIG_KALLSYMS is not set -# CONFIG_STRIP_ASM_SYMS is not set CONFIG_HOTPLUG=y CONFIG_PRINTK=y CONFIG_BUG=y @@ -116,6 +122,13 @@ CONFIG_TIMERFD=y CONFIG_EVENTFD=y CONFIG_SHMEM=y CONFIG_AIO=y +CONFIG_HAVE_PERF_EVENTS=y + +# +# Kernel Performance Events And Counters +# +# CONFIG_PERF_EVENTS is not set +# CONFIG_PERF_COUNTERS is not set CONFIG_VM_EVENT_COUNTERS=y CONFIG_PCI_QUIRKS=y CONFIG_SLUB_DEBUG=y @@ -124,14 +137,19 @@ CONFIG_COMPAT_BRK=y CONFIG_SLUB=y # CONFIG_SLOB is not set # CONFIG_PROFILING is not set -# CONFIG_MARKERS is not set CONFIG_HAVE_OPROFILE=y CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y CONFIG_HAVE_IOREMAP_PROT=y CONFIG_HAVE_KPROBES=y CONFIG_HAVE_KRETPROBES=y CONFIG_HAVE_ARCH_TRACEHOOK=y +CONFIG_HAVE_DMA_ATTRS=y CONFIG_HAVE_CLK=y +CONFIG_HAVE_DMA_API_DEBUG=y + +# +# GCOV-based kernel profiling +# # CONFIG_SLOW_WORK is not set # CONFIG_HAVE_GENERIC_DMA_COHERENT is not set CONFIG_SLABINFO=y @@ -144,7 +162,7 @@ CONFIG_MODULE_UNLOAD=y # CONFIG_MODVERSIONS is not set # CONFIG_MODULE_SRCVERSION_ALL is not set CONFIG_BLOCK=y -# CONFIG_LBD is not set +CONFIG_LBDAF=y # CONFIG_BLK_DEV_BSG is not set # CONFIG_BLK_DEV_INTEGRITY is not set @@ -205,7 +223,7 @@ CONFIG_RTAS_PROC=y CONFIG_PPC_BESTCOMM=y CONFIG_PPC_BESTCOMM_ATA=y CONFIG_PPC_BESTCOMM_FEC=y -# CONFIG_SIMPLE_GPIO is not set +CONFIG_SIMPLE_GPIO=y # # Kernel options @@ -229,11 +247,13 @@ CONFIG_BINFMT_ELF=y # CONFIG_HAVE_AOUT is not set # CONFIG_BINFMT_MISC is not set # CONFIG_IOMMU_HELPER is not set +# CONFIG_SWIOTLB is not set CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y CONFIG_ARCH_HAS_WALK_MEMORY=y CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y # CONFIG_KEXEC is not set # CONFIG_CRASH_DUMP is not set +CONFIG_MAX_ACTIVE_REGIONS=32 CONFIG_ARCH_FLATMEM_ENABLE=y CONFIG_ARCH_POPULATES_NODE_MAP=y CONFIG_SELECT_MEMORY_MODEL=y @@ -249,9 +269,10 @@ CONFIG_MIGRATION=y CONFIG_ZONE_DMA_FLAG=1 CONFIG_BOUNCE=y CONFIG_VIRT_TO_BUS=y -CONFIG_UNEVICTABLE_LRU=y CONFIG_HAVE_MLOCK=y CONFIG_HAVE_MLOCKED_PAGE_BIT=y +# CONFIG_KSM is not set +CONFIG_DEFAULT_MMAP_MIN_ADDR=4096 CONFIG_PPC_4K_PAGES=y # CONFIG_PPC_16K_PAGES is not set # CONFIG_PPC_64K_PAGES is not set @@ -265,6 +286,7 @@ CONFIG_PM=y CONFIG_PM_SLEEP=y CONFIG_SUSPEND=y CONFIG_SUSPEND_FREEZER=y +# CONFIG_PM_RUNTIME is not set CONFIG_SECCOMP=y CONFIG_ISA_DMA_API=y @@ -349,6 +371,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic" # CONFIG_NETFILTER is not set # CONFIG_IP_DCCP is not set # CONFIG_IP_SCTP is not set +# CONFIG_RDS is not set # CONFIG_TIPC is not set # CONFIG_ATM is not set # CONFIG_BRIDGE is not set @@ -363,6 +386,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic" # CONFIG_ECONET is not set # CONFIG_WAN_ROUTER is not set # CONFIG_PHONET is not set +# CONFIG_IEEE802154 is not set # CONFIG_NET_SCHED is not set # CONFIG_DCB is not set @@ -388,6 +412,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic" # Generic Driver Options # CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" +# CONFIG_DEVTMPFS is not set CONFIG_STANDALONE=y CONFIG_PREVENT_FIRMWARE_BUILD=y # CONFIG_FW_LOADER is not set @@ -397,9 +422,9 @@ CONFIG_PREVENT_FIRMWARE_BUILD=y # CONFIG_CONNECTOR is not set CONFIG_MTD=y # CONFIG_MTD_DEBUG is not set +# CONFIG_MTD_TESTS is not set CONFIG_MTD_CONCAT=y CONFIG_MTD_PARTITIONS=y -# CONFIG_MTD_TESTS is not set # CONFIG_MTD_REDBOOT_PARTS is not set CONFIG_MTD_CMDLINE_PARTS=y CONFIG_MTD_OF_PARTS=y @@ -458,6 +483,7 @@ CONFIG_MTD_PHYSMAP_OF=y # CONFIG_MTD_PMC551 is not set # CONFIG_MTD_DATAFLASH is not set # CONFIG_MTD_M25P80 is not set +# CONFIG_MTD_SST25L is not set # CONFIG_MTD_SLRAM is not set # CONFIG_MTD_PHRAM is not set # CONFIG_MTD_MTDRAM is not set @@ -493,6 +519,7 @@ CONFIG_OF_DEVICE=y CONFIG_OF_GPIO=y CONFIG_OF_I2C=y CONFIG_OF_SPI=y +CONFIG_OF_MDIO=y # CONFIG_PARPORT is not set CONFIG_BLK_DEV=y # CONFIG_BLK_DEV_FD is not set @@ -529,7 +556,9 @@ CONFIG_MISC_DEVICES=y CONFIG_EEPROM_AT24=y # CONFIG_EEPROM_AT25 is not set # CONFIG_EEPROM_LEGACY is not set +# CONFIG_EEPROM_MAX6875 is not set # CONFIG_EEPROM_93CX6 is not set +# CONFIG_CB710_CORE is not set CONFIG_HAVE_IDE=y # CONFIG_IDE is not set @@ -552,10 +581,6 @@ CONFIG_BLK_DEV_SD=y # CONFIG_BLK_DEV_SR is not set CONFIG_CHR_DEV_SG=y # CONFIG_CHR_DEV_SCH is not set - -# -# Some SCSI devices (e.g. CD jukebox) support multiple LUNs -# # CONFIG_SCSI_MULTI_LUN is not set # CONFIG_SCSI_CONSTANTS is not set # CONFIG_SCSI_LOGGING is not set @@ -572,6 +597,8 @@ CONFIG_SCSI_WAIT_SCAN=m # CONFIG_SCSI_SRP_ATTRS is not set CONFIG_SCSI_LOWLEVEL=y # CONFIG_ISCSI_TCP is not set +# CONFIG_SCSI_BNX2_ISCSI is not set +# CONFIG_BE2ISCSI is not set # CONFIG_BLK_DEV_3W_XXXX_RAID is not set # CONFIG_SCSI_3W_9XXX is not set # CONFIG_SCSI_ACARD is not set @@ -580,6 +607,7 @@ CONFIG_SCSI_LOWLEVEL=y # CONFIG_SCSI_AIC7XXX_OLD is not set # CONFIG_SCSI_AIC79XX is not set # CONFIG_SCSI_AIC94XX is not set +# CONFIG_SCSI_MVSAS is not set # CONFIG_SCSI_DPT_I2O is not set # CONFIG_SCSI_ADVANSYS is not set # CONFIG_SCSI_ARCMSR is not set @@ -599,7 +627,6 @@ CONFIG_SCSI_LOWLEVEL=y # CONFIG_SCSI_IPS is not set # CONFIG_SCSI_INITIO is not set # CONFIG_SCSI_INIA100 is not set -# CONFIG_SCSI_MVSAS is not set # CONFIG_SCSI_STEX is not set # CONFIG_SCSI_SYM53C8XX_2 is not set # CONFIG_SCSI_IPR is not set @@ -611,11 +638,14 @@ CONFIG_SCSI_LOWLEVEL=y # CONFIG_SCSI_DC390T is not set # CONFIG_SCSI_NSP32 is not set # CONFIG_SCSI_DEBUG is not set +# CONFIG_SCSI_PMCRAID is not set # CONFIG_SCSI_SRP is not set +# CONFIG_SCSI_BFA_FC is not set # CONFIG_SCSI_DH is not set # CONFIG_SCSI_OSD_INITIATOR is not set CONFIG_ATA=y # CONFIG_ATA_NONSTANDARD is not set +CONFIG_ATA_VERBOSE_ERROR=y CONFIG_SATA_PMP=y # CONFIG_SATA_AHCI is not set # CONFIG_SATA_SIL24 is not set @@ -637,6 +667,7 @@ CONFIG_ATA_SFF=y # CONFIG_PATA_ALI is not set # CONFIG_PATA_AMD is not set # CONFIG_PATA_ARTOP is not set +# CONFIG_PATA_ATP867X is not set # CONFIG_PATA_ATIIXP is not set # CONFIG_PATA_CMD640_PCI is not set # CONFIG_PATA_CMD64X is not set @@ -665,6 +696,7 @@ CONFIG_PATA_MPC52xx=y # CONFIG_PATA_OPTIDMA is not set # CONFIG_PATA_PDC_OLD is not set # CONFIG_PATA_RADISYS is not set +# CONFIG_PATA_RDC is not set # CONFIG_PATA_RZ1000 is not set # CONFIG_PATA_SC1200 is not set # CONFIG_PATA_SERVERWORKS is not set @@ -684,14 +716,17 @@ CONFIG_PATA_PLATFORM=y # # -# Enable only one of the two stacks, unless you know what you are doing +# You can enable one or both FireWire driver stacks. +# + +# +# See the help texts for more information. # # CONFIG_FIREWIRE is not set # CONFIG_IEEE1394 is not set # CONFIG_I2O is not set # CONFIG_MACINTOSH_DRIVERS is not set CONFIG_NETDEVICES=y -CONFIG_COMPAT_NET_DEV_OPS=y # CONFIG_DUMMY is not set # CONFIG_BONDING is not set # CONFIG_MACVLAN is not set @@ -739,16 +774,17 @@ CONFIG_NET_ETHERNET=y # CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set # CONFIG_NET_PCI is not set # CONFIG_B44 is not set +# CONFIG_KS8842 is not set +# CONFIG_KS8851 is not set +# CONFIG_KS8851_MLL is not set CONFIG_FEC_MPC52xx=y CONFIG_FEC_MPC52xx_MDIO=y # CONFIG_ATL2 is not set +# CONFIG_XILINX_EMACLITE is not set # CONFIG_NETDEV_1000 is not set # CONFIG_NETDEV_10000 is not set # CONFIG_TR is not set - -# -# Wireless LAN -# +CONFIG_WLAN=y # CONFIG_WLAN_PRE80211 is not set # CONFIG_WLAN_80211 is not set @@ -854,6 +890,7 @@ CONFIG_LEGACY_PTY_COUNT=256 CONFIG_DEVPORT=y CONFIG_I2C=y CONFIG_I2C_BOARDINFO=y +CONFIG_I2C_COMPAT=y CONFIG_I2C_CHARDEV=y CONFIG_I2C_HELPER_AUTO=y CONFIG_I2C_ALGOBIT=y @@ -883,6 +920,7 @@ CONFIG_I2C_ALGOBIT=y # # I2C system bus drivers (mostly embedded / system-on-chip) # +# CONFIG_I2C_DESIGNWARE is not set # CONFIG_I2C_GPIO is not set CONFIG_I2C_MPC=y # CONFIG_I2C_OCORES is not set @@ -910,10 +948,6 @@ CONFIG_I2C_MPC=y # Miscellaneous I2C Chip support # # CONFIG_DS1682 is not set -# CONFIG_SENSORS_PCF8574 is not set -# CONFIG_PCF8575 is not set -# CONFIG_SENSORS_PCA9539 is not set -# CONFIG_SENSORS_MAX6875 is not set # CONFIG_SENSORS_TSL2550 is not set # CONFIG_I2C_DEBUG_CORE is not set # CONFIG_I2C_DEBUG_ALGO is not set @@ -935,6 +969,11 @@ CONFIG_SPI_MPC52xx_PSC=m # CONFIG_SPI_SPIDEV=m # CONFIG_SPI_TLE62X0 is not set + +# +# PPS support +# +# CONFIG_PPS is not set CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y CONFIG_ARCH_REQUIRE_GPIOLIB=y CONFIG_GPIOLIB=y @@ -957,16 +996,27 @@ CONFIG_GPIOLIB=y # PCI GPIO expanders: # # CONFIG_GPIO_BT8XX is not set +# CONFIG_GPIO_LANGWELL is not set # # SPI GPIO expanders: # # CONFIG_GPIO_MAX7301 is not set # CONFIG_GPIO_MCP23S08 is not set +# CONFIG_GPIO_MC33880 is not set + +# +# AC97 GPIO expanders: +# # CONFIG_W1 is not set # CONFIG_POWER_SUPPLY is not set CONFIG_HWMON=y # CONFIG_HWMON_VID is not set +# CONFIG_HWMON_DEBUG_CHIP is not set + +# +# Native drivers +# # CONFIG_SENSORS_AD7414 is not set # CONFIG_SENSORS_AD7418 is not set # CONFIG_SENSORS_ADCXX is not set @@ -1019,6 +1069,8 @@ CONFIG_HWMON=y # CONFIG_SENSORS_SMSC47B397 is not set # CONFIG_SENSORS_ADS7828 is not set # CONFIG_SENSORS_THMC50 is not set +# CONFIG_SENSORS_TMP401 is not set +# CONFIG_SENSORS_TMP421 is not set # CONFIG_SENSORS_VIA686A is not set # CONFIG_SENSORS_VT1211 is not set # CONFIG_SENSORS_VT8231 is not set @@ -1031,9 +1083,7 @@ CONFIG_HWMON=y # CONFIG_SENSORS_W83627HF is not set # CONFIG_SENSORS_W83627EHF is not set # CONFIG_SENSORS_LIS3_SPI is not set -# CONFIG_HWMON_DEBUG_CHIP is not set # CONFIG_THERMAL is not set -# CONFIG_THERMAL_HWMON is not set CONFIG_WATCHDOG=y # CONFIG_WATCHDOG_NOWAYOUT is not set @@ -1073,31 +1123,20 @@ CONFIG_SSB_POSSIBLE=y # CONFIG_MFD_TMIO is not set # CONFIG_PMIC_DA903X is not set # CONFIG_MFD_WM8400 is not set +# CONFIG_MFD_WM831X is not set # CONFIG_MFD_WM8350_I2C is not set # CONFIG_MFD_PCF50633 is not set +# CONFIG_MFD_MC13783 is not set +# CONFIG_AB3100_CORE is not set +# CONFIG_EZX_PCAP is not set # CONFIG_REGULATOR is not set - -# -# Multimedia devices -# - -# -# Multimedia core support -# -# CONFIG_VIDEO_DEV is not set -# CONFIG_DVB_CORE is not set -# CONFIG_VIDEO_MEDIA is not set - -# -# Multimedia drivers -# -CONFIG_DAB=y -# CONFIG_USB_DABUSB is not set +# CONFIG_MEDIA_SUPPORT is not set # # Graphics support # # CONFIG_AGP is not set +CONFIG_VGA_ARB=y CONFIG_DRM=y # CONFIG_DRM_TDFX is not set # CONFIG_DRM_R128 is not set @@ -1167,6 +1206,7 @@ CONFIG_FB_RADEON_BACKLIGHT=y # CONFIG_FB_BROADSHEET is not set CONFIG_BACKLIGHT_LCD_SUPPORT=y CONFIG_LCD_CLASS_DEVICE=m +# CONFIG_LCD_LMS283GF05 is not set # CONFIG_LCD_LTV350QV is not set # CONFIG_LCD_ILI9320 is not set # CONFIG_LCD_TDO24M is not set @@ -1198,7 +1238,6 @@ CONFIG_LOGO_LINUX_CLUT224=y # CONFIG_SOUND is not set CONFIG_HID_SUPPORT=y CONFIG_HID=y -# CONFIG_HID_DEBUG is not set # CONFIG_HIDRAW is not set # @@ -1217,10 +1256,11 @@ CONFIG_HID_BELKIN=y CONFIG_HID_CHERRY=y # CONFIG_HID_CHICONY is not set CONFIG_HID_CYPRESS=y -# CONFIG_DRAGONRISE_FF is not set +# CONFIG_HID_DRAGONRISE is not set CONFIG_HID_EZKEY=y # CONFIG_HID_KYE is not set # CONFIG_HID_GYRATION is not set +# CONFIG_HID_TWINHAN is not set # CONFIG_HID_KENSINGTON is not set # CONFIG_HID_LOGITECH is not set # CONFIG_HID_MICROSOFT is not set @@ -1231,10 +1271,11 @@ CONFIG_HID_EZKEY=y # CONFIG_HID_SAMSUNG is not set # CONFIG_HID_SONY is not set # CONFIG_HID_SUNPLUS is not set -# CONFIG_GREENASIA_FF is not set +# CONFIG_HID_GREENASIA is not set +# CONFIG_HID_SMARTJOYPLUS is not set # CONFIG_HID_TOPSEED is not set -# CONFIG_THRUSTMASTER_FF is not set -# CONFIG_ZEROPLUS_FF is not set +# CONFIG_HID_THRUSTMASTER is not set +# CONFIG_HID_ZEROPLUS is not set CONFIG_USB_SUPPORT=y CONFIG_USB_ARCH_HAS_HCD=y CONFIG_USB_ARCH_HAS_OHCI=y @@ -1261,15 +1302,17 @@ CONFIG_USB_MON=y # USB Host Controller Drivers # # CONFIG_USB_C67X00_HCD is not set +# CONFIG_USB_XHCI_HCD is not set # CONFIG_USB_EHCI_HCD is not set # CONFIG_USB_OXU210HP_HCD is not set # CONFIG_USB_ISP116X_HCD is not set # CONFIG_USB_ISP1760_HCD is not set +# CONFIG_USB_ISP1362_HCD is not set CONFIG_USB_OHCI_HCD=y CONFIG_USB_OHCI_HCD_PPC_SOC=y -CONFIG_USB_OHCI_HCD_PPC_OF=y CONFIG_USB_OHCI_HCD_PPC_OF_BE=y # CONFIG_USB_OHCI_HCD_PPC_OF_LE is not set +CONFIG_USB_OHCI_HCD_PPC_OF=y CONFIG_USB_OHCI_HCD_PCI=y CONFIG_USB_OHCI_BIG_ENDIAN_DESC=y CONFIG_USB_OHCI_BIG_ENDIAN_MMIO=y @@ -1400,6 +1443,7 @@ CONFIG_RTC_DRV_DS1307=y # CONFIG_RTC_DRV_S35390A is not set # CONFIG_RTC_DRV_FM3130 is not set # CONFIG_RTC_DRV_RX8581 is not set +# CONFIG_RTC_DRV_RX8025 is not set # # SPI RTC drivers @@ -1411,6 +1455,7 @@ CONFIG_RTC_DRV_DS1307=y # CONFIG_RTC_DRV_R9701 is not set # CONFIG_RTC_DRV_RS5C348 is not set # CONFIG_RTC_DRV_DS3234 is not set +# CONFIG_RTC_DRV_PCF2123 is not set # # Platform RTC drivers @@ -1434,6 +1479,10 @@ CONFIG_RTC_DRV_DS1307=y # CONFIG_DMADEVICES is not set # CONFIG_AUXDISPLAY is not set # CONFIG_UIO is not set + +# +# TI VLYNQ +# # CONFIG_STAGING is not set # @@ -1453,10 +1502,13 @@ CONFIG_FS_MBCACHE=y # CONFIG_REISERFS_FS is not set # CONFIG_JFS_FS is not set # CONFIG_FS_POSIX_ACL is not set -CONFIG_FILE_LOCKING=y # CONFIG_XFS_FS is not set +# CONFIG_GFS2_FS is not set # CONFIG_OCFS2_FS is not set # CONFIG_BTRFS_FS is not set +# CONFIG_NILFS2_FS is not set +CONFIG_FILE_LOCKING=y +CONFIG_FSNOTIFY=y CONFIG_DNOTIFY=y CONFIG_INOTIFY=y CONFIG_INOTIFY_USER=y @@ -1533,12 +1585,12 @@ CONFIG_CRAMFS=y # CONFIG_ROMFS_FS is not set # CONFIG_SYSV_FS is not set # CONFIG_UFS_FS is not set -# CONFIG_NILFS2_FS is not set CONFIG_NETWORK_FILESYSTEMS=y CONFIG_NFS_FS=y CONFIG_NFS_V3=y # CONFIG_NFS_V3_ACL is not set CONFIG_NFS_V4=y +# CONFIG_NFS_V4_1 is not set CONFIG_ROOT_NFS=y # CONFIG_NFSD is not set CONFIG_LOCKD=y @@ -1624,6 +1676,7 @@ CONFIG_HAS_IOPORT=y CONFIG_HAS_DMA=y CONFIG_HAVE_LMB=y CONFIG_NLATTR=y +CONFIG_GENERIC_ATOMIC64=y # # Kernel hacking @@ -1633,6 +1686,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y CONFIG_ENABLE_MUST_CHECK=y CONFIG_FRAME_WARN=1024 # CONFIG_MAGIC_SYSRQ is not set +# CONFIG_STRIP_ASM_SYMS is not set # CONFIG_UNUSED_SYMBOLS is not set # CONFIG_DEBUG_FS is not set # CONFIG_HEADERS_CHECK is not set @@ -1650,10 +1704,14 @@ CONFIG_SCHED_DEBUG=y # CONFIG_DEBUG_OBJECTS is not set # CONFIG_SLUB_DEBUG_ON is not set # CONFIG_SLUB_STATS is not set +# CONFIG_DEBUG_KMEMLEAK is not set # CONFIG_DEBUG_RT_MUTEXES is not set # CONFIG_RT_MUTEX_TESTER is not set # CONFIG_DEBUG_SPINLOCK is not set # CONFIG_DEBUG_MUTEXES is not set +# CONFIG_DEBUG_LOCK_ALLOC is not set +# CONFIG_PROVE_LOCKING is not set +# CONFIG_LOCK_STAT is not set # CONFIG_DEBUG_SPINLOCK_SLEEP is not set # CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set # CONFIG_DEBUG_KOBJECT is not set @@ -1665,11 +1723,12 @@ CONFIG_DEBUG_INFO=y # CONFIG_DEBUG_LIST is not set # CONFIG_DEBUG_SG is not set # CONFIG_DEBUG_NOTIFIERS is not set -# CONFIG_BOOT_PRINTK_DELAY is not set +# CONFIG_DEBUG_CREDENTIALS is not set # CONFIG_RCU_TORTURE_TEST is not set # CONFIG_RCU_CPU_STALL_DETECTOR is not set # CONFIG_BACKTRACE_SELF_TEST is not set # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set +# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set # CONFIG_FAULT_INJECTION is not set # CONFIG_LATENCYTOP is not set # CONFIG_DEBUG_PAGEALLOC is not set @@ -1678,23 +1737,25 @@ CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y CONFIG_HAVE_DYNAMIC_FTRACE=y CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y CONFIG_TRACING_SUPPORT=y - -# -# Tracers -# +CONFIG_FTRACE=y # CONFIG_FUNCTION_TRACER is not set +# CONFIG_IRQSOFF_TRACER is not set # CONFIG_SCHED_TRACER is not set -# CONFIG_CONTEXT_SWITCH_TRACER is not set -# CONFIG_EVENT_TRACER is not set +# CONFIG_ENABLE_DEFAULT_TRACERS is not set # CONFIG_BOOT_TRACER is not set -# CONFIG_TRACE_BRANCH_PROFILING is not set +CONFIG_BRANCH_PROFILE_NONE=y +# CONFIG_PROFILE_ANNOTATED_BRANCHES is not set +# CONFIG_PROFILE_ALL_BRANCHES is not set # CONFIG_STACK_TRACER is not set # CONFIG_KMEMTRACE is not set # CONFIG_WORKQUEUE_TRACER is not set # CONFIG_BLK_DEV_IO_TRACE is not set +# CONFIG_DMA_API_DEBUG is not set # CONFIG_SAMPLES is not set CONFIG_HAVE_ARCH_KGDB=y # CONFIG_KGDB is not set +# CONFIG_PPC_DISABLE_WERROR is not set +CONFIG_PPC_WERROR=y CONFIG_PRINT_STACK_DEPTH=64 # CONFIG_DEBUG_STACKOVERFLOW is not set # CONFIG_DEBUG_STACK_USAGE is not set @@ -1719,7 +1780,6 @@ CONFIG_CRYPTO=y # # Crypto core or helper # -# CONFIG_CRYPTO_FIPS is not set CONFIG_CRYPTO_ALGAPI=y CONFIG_CRYPTO_ALGAPI2=y CONFIG_CRYPTO_AEAD2=y @@ -1761,11 +1821,13 @@ CONFIG_CRYPTO_CBC=y # # CONFIG_CRYPTO_HMAC is not set # CONFIG_CRYPTO_XCBC is not set +# CONFIG_CRYPTO_VMAC is not set # # Digest # # CONFIG_CRYPTO_CRC32C is not set +# CONFIG_CRYPTO_GHASH is not set # CONFIG_CRYPTO_MD4 is not set CONFIG_CRYPTO_MD5=y # CONFIG_CRYPTO_MICHAEL_MIC is not set diff --git a/arch/powerpc/configs/ppc64e_defconfig b/arch/powerpc/configs/ppc64e_defconfig new file mode 100644 index 00000000000..18af4603625 --- /dev/null +++ b/arch/powerpc/configs/ppc64e_defconfig @@ -0,0 +1,2199 @@ +# +# Automatically generated make config: don't edit +# Linux kernel version: 2.6.32-rc5 +# Fri Oct 16 11:37:15 2009 +# +CONFIG_PPC64=y + +# +# Processor support +# +# CONFIG_PPC_BOOK3S_64 is not set +CONFIG_PPC_BOOK3E_64=y +CONFIG_PPC_BOOK3E=y +CONFIG_PPC_FPU=y +CONFIG_BOOKE=y +CONFIG_PPC_MMU_NOHASH=y +CONFIG_PPC_MMU_NOHASH_64=y +CONFIG_PPC_BOOK3E_MMU=y +# CONFIG_PPC_MM_SLICES is not set +CONFIG_VIRT_CPU_ACCOUNTING=y +CONFIG_PPC_HAVE_PMU_SUPPORT=y +CONFIG_PPC_PERF_CTRS=y +CONFIG_SMP=y +CONFIG_NR_CPUS=32 +CONFIG_64BIT=y +CONFIG_WORD_SIZE=64 +CONFIG_ARCH_PHYS_ADDR_T_64BIT=y +CONFIG_MMU=y +CONFIG_GENERIC_CMOS_UPDATE=y +CONFIG_GENERIC_TIME=y +CONFIG_GENERIC_TIME_VSYSCALL=y +CONFIG_GENERIC_CLOCKEVENTS=y +CONFIG_GENERIC_HARDIRQS=y +CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y +CONFIG_HAVE_SETUP_PER_CPU_AREA=y +CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK=y +CONFIG_IRQ_PER_CPU=y +CONFIG_STACKTRACE_SUPPORT=y +CONFIG_HAVE_LATENCYTOP_SUPPORT=y +CONFIG_TRACE_IRQFLAGS_SUPPORT=y +CONFIG_LOCKDEP_SUPPORT=y +CONFIG_RWSEM_XCHGADD_ALGORITHM=y +CONFIG_ARCH_HAS_ILOG2_U32=y +CONFIG_ARCH_HAS_ILOG2_U64=y +CONFIG_GENERIC_HWEIGHT=y +CONFIG_GENERIC_FIND_NEXT_BIT=y +CONFIG_ARCH_NO_VIRT_TO_BUS=y +CONFIG_PPC=y +CONFIG_EARLY_PRINTK=y +CONFIG_COMPAT=y +CONFIG_SYSVIPC_COMPAT=y +CONFIG_SCHED_OMIT_FRAME_POINTER=y +CONFIG_ARCH_MAY_HAVE_PC_FDC=y +CONFIG_PPC_OF=y +CONFIG_OF=y +# CONFIG_PPC_UDBG_16550 is not set +# CONFIG_GENERIC_TBSYNC is not set +CONFIG_AUDIT_ARCH=y +CONFIG_GENERIC_BUG=y +CONFIG_DTC=y +# CONFIG_DEFAULT_UIMAGE is not set +# CONFIG_PPC_DCR_NATIVE is not set +# CONFIG_PPC_DCR_MMIO is not set +# CONFIG_PPC_OF_PLATFORM_PCI is not set +CONFIG_ARCH_SUPPORTS_DEBUG_PAGEALLOC=y +CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config" +CONFIG_CONSTRUCTORS=y + +# +# General setup +# +CONFIG_EXPERIMENTAL=y +CONFIG_LOCK_KERNEL=y +CONFIG_INIT_ENV_ARG_LIMIT=32 +CONFIG_LOCALVERSION="" +CONFIG_LOCALVERSION_AUTO=y +CONFIG_SWAP=y +CONFIG_SYSVIPC=y +CONFIG_SYSVIPC_SYSCTL=y +CONFIG_POSIX_MQUEUE=y +CONFIG_POSIX_MQUEUE_SYSCTL=y +# CONFIG_BSD_PROCESS_ACCT is not set +CONFIG_TASKSTATS=y +CONFIG_TASK_DELAY_ACCT=y +# CONFIG_TASK_XACCT is not set +# CONFIG_AUDIT is not set + +# +# RCU Subsystem +# +CONFIG_TREE_RCU=y +# CONFIG_TREE_PREEMPT_RCU is not set +# CONFIG_RCU_TRACE is not set +CONFIG_RCU_FANOUT=64 +# CONFIG_RCU_FANOUT_EXACT is not set +# CONFIG_TREE_RCU_TRACE is not set +CONFIG_IKCONFIG=y +CONFIG_IKCONFIG_PROC=y +CONFIG_LOG_BUF_SHIFT=17 +# CONFIG_GROUP_SCHED is not set +CONFIG_CGROUPS=y +# CONFIG_CGROUP_DEBUG is not set +# CONFIG_CGROUP_NS is not set +# CONFIG_CGROUP_FREEZER is not set +# CONFIG_CGROUP_DEVICE is not set +CONFIG_CPUSETS=y +CONFIG_PROC_PID_CPUSET=y +# CONFIG_CGROUP_CPUACCT is not set +# CONFIG_RESOURCE_COUNTERS is not set +CONFIG_SYSFS_DEPRECATED=y +CONFIG_SYSFS_DEPRECATED_V2=y +CONFIG_RELAY=y +CONFIG_NAMESPACES=y +# CONFIG_UTS_NS is not set +# CONFIG_IPC_NS is not set +# CONFIG_USER_NS is not set +# CONFIG_PID_NS is not set +# CONFIG_NET_NS is not set +CONFIG_BLK_DEV_INITRD=y +CONFIG_INITRAMFS_SOURCE="" +CONFIG_RD_GZIP=y +CONFIG_RD_BZIP2=y +CONFIG_RD_LZMA=y +CONFIG_CC_OPTIMIZE_FOR_SIZE=y +CONFIG_SYSCTL=y +CONFIG_ANON_INODES=y +# CONFIG_EMBEDDED is not set +CONFIG_SYSCTL_SYSCALL=y +CONFIG_KALLSYMS=y +CONFIG_KALLSYMS_ALL=y +# CONFIG_KALLSYMS_EXTRA_PASS is not set +CONFIG_HOTPLUG=y +CONFIG_PRINTK=y +CONFIG_BUG=y +CONFIG_ELF_CORE=y +CONFIG_BASE_FULL=y +CONFIG_FUTEX=y +CONFIG_EPOLL=y +CONFIG_SIGNALFD=y +CONFIG_TIMERFD=y +CONFIG_EVENTFD=y +CONFIG_SHMEM=y +CONFIG_AIO=y +CONFIG_HAVE_PERF_EVENTS=y + +# +# Kernel Performance Events And Counters +# +CONFIG_PERF_EVENTS=y +CONFIG_EVENT_PROFILE=y +# CONFIG_PERF_COUNTERS is not set +# CONFIG_DEBUG_PERF_USE_VMALLOC is not set +CONFIG_VM_EVENT_COUNTERS=y +CONFIG_PCI_QUIRKS=y +CONFIG_SLUB_DEBUG=y +# CONFIG_COMPAT_BRK is not set +# CONFIG_SLAB is not set +CONFIG_SLUB=y +# CONFIG_SLOB is not set +CONFIG_PROFILING=y +CONFIG_TRACEPOINTS=y +CONFIG_OPROFILE=y +CONFIG_HAVE_OPROFILE=y +# CONFIG_KPROBES is not set +CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y +CONFIG_HAVE_SYSCALL_WRAPPERS=y +CONFIG_HAVE_IOREMAP_PROT=y +CONFIG_HAVE_KPROBES=y +CONFIG_HAVE_KRETPROBES=y +CONFIG_HAVE_ARCH_TRACEHOOK=y +CONFIG_HAVE_DMA_ATTRS=y +CONFIG_USE_GENERIC_SMP_HELPERS=y +CONFIG_HAVE_DMA_API_DEBUG=y + +# +# GCOV-based kernel profiling +# +# CONFIG_GCOV_KERNEL is not set +CONFIG_SLOW_WORK=y +# CONFIG_HAVE_GENERIC_DMA_COHERENT is not set +CONFIG_SLABINFO=y +CONFIG_RT_MUTEXES=y +CONFIG_BASE_SMALL=0 +CONFIG_MODULES=y +# CONFIG_MODULE_FORCE_LOAD is not set +CONFIG_MODULE_UNLOAD=y +# CONFIG_MODULE_FORCE_UNLOAD is not set +CONFIG_MODVERSIONS=y +CONFIG_MODULE_SRCVERSION_ALL=y +CONFIG_STOP_MACHINE=y +CONFIG_BLOCK=y +CONFIG_BLK_DEV_BSG=y +# CONFIG_BLK_DEV_INTEGRITY is not set +CONFIG_BLOCK_COMPAT=y + +# +# IO Schedulers +# +CONFIG_IOSCHED_NOOP=y +CONFIG_IOSCHED_AS=y +CONFIG_IOSCHED_DEADLINE=y +CONFIG_IOSCHED_CFQ=y +CONFIG_DEFAULT_AS=y +# CONFIG_DEFAULT_DEADLINE is not set +# CONFIG_DEFAULT_CFQ is not set +# CONFIG_DEFAULT_NOOP is not set +CONFIG_DEFAULT_IOSCHED="anticipatory" +# CONFIG_FREEZER is not set + +# +# Platform support +# +# CONFIG_PPC_CELL is not set +# CONFIG_PPC_CELL_NATIVE is not set +# CONFIG_PQ2ADS is not set +CONFIG_PPC_OF_BOOT_TRAMPOLINE=y +# CONFIG_IPIC is not set +# CONFIG_MPIC is not set +# CONFIG_MPIC_WEIRD is not set +# CONFIG_PPC_I8259 is not set +# CONFIG_U3_DART is not set +# CONFIG_PPC_RTAS is not set +# CONFIG_MMIO_NVRAM is not set +# CONFIG_PPC_MPC106 is not set +# CONFIG_PPC_970_NAP is not set +# CONFIG_PPC_INDIRECT_IO is not set +# CONFIG_GENERIC_IOMAP is not set +CONFIG_CPU_FREQ=y +CONFIG_CPU_FREQ_TABLE=y +# CONFIG_CPU_FREQ_DEBUG is not set +CONFIG_CPU_FREQ_STAT=y +# CONFIG_CPU_FREQ_STAT_DETAILS is not set +CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE=y +# CONFIG_CPU_FREQ_DEFAULT_GOV_POWERSAVE is not set +# CONFIG_CPU_FREQ_DEFAULT_GOV_USERSPACE is not set +# CONFIG_CPU_FREQ_DEFAULT_GOV_ONDEMAND is not set +# CONFIG_CPU_FREQ_DEFAULT_GOV_CONSERVATIVE is not set +CONFIG_CPU_FREQ_GOV_PERFORMANCE=y +CONFIG_CPU_FREQ_GOV_POWERSAVE=y +CONFIG_CPU_FREQ_GOV_USERSPACE=y +# CONFIG_CPU_FREQ_GOV_ONDEMAND is not set +# CONFIG_CPU_FREQ_GOV_CONSERVATIVE is not set + +# +# CPU Frequency drivers +# +# CONFIG_FSL_ULI1575 is not set +# CONFIG_SIMPLE_GPIO is not set + +# +# Kernel options +# +CONFIG_TICK_ONESHOT=y +CONFIG_NO_HZ=y +CONFIG_HIGH_RES_TIMERS=y +CONFIG_GENERIC_CLOCKEVENTS_BUILD=y +# CONFIG_HZ_100 is not set +CONFIG_HZ_250=y +# CONFIG_HZ_300 is not set +# CONFIG_HZ_1000 is not set +CONFIG_HZ=250 +CONFIG_SCHED_HRTICK=y +CONFIG_PREEMPT_NONE=y +# CONFIG_PREEMPT_VOLUNTARY is not set +# CONFIG_PREEMPT is not set +CONFIG_BINFMT_ELF=y +CONFIG_COMPAT_BINFMT_ELF=y +# CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set +# CONFIG_HAVE_AOUT is not set +CONFIG_BINFMT_MISC=m +CONFIG_IOMMU_VMERGE=y +CONFIG_IOMMU_HELPER=y +# CONFIG_SWIOTLB is not set +CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y +CONFIG_ARCH_HAS_WALK_MEMORY=y +CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y +# CONFIG_CRASH_DUMP is not set +CONFIG_IRQ_ALL_CPUS=y +# CONFIG_NUMA is not set +CONFIG_MAX_ACTIVE_REGIONS=256 +CONFIG_ARCH_SELECT_MEMORY_MODEL=y +CONFIG_ARCH_FLATMEM_ENABLE=y +CONFIG_ARCH_SPARSEMEM_ENABLE=y +CONFIG_ARCH_POPULATES_NODE_MAP=y +CONFIG_SELECT_MEMORY_MODEL=y +# CONFIG_FLATMEM_MANUAL is not set +# CONFIG_DISCONTIGMEM_MANUAL is not set +CONFIG_SPARSEMEM_MANUAL=y +CONFIG_SPARSEMEM=y +CONFIG_HAVE_MEMORY_PRESENT=y +CONFIG_SPARSEMEM_EXTREME=y +CONFIG_SPARSEMEM_VMEMMAP_ENABLE=y +CONFIG_SPARSEMEM_VMEMMAP=y +# CONFIG_MEMORY_HOTPLUG is not set +CONFIG_PAGEFLAGS_EXTENDED=y +CONFIG_SPLIT_PTLOCK_CPUS=4 +CONFIG_MIGRATION=y +CONFIG_PHYS_ADDR_T_64BIT=y +CONFIG_ZONE_DMA_FLAG=1 +CONFIG_BOUNCE=y +CONFIG_HAVE_MLOCK=y +CONFIG_HAVE_MLOCKED_PAGE_BIT=y +# CONFIG_KSM is not set +CONFIG_DEFAULT_MMAP_MIN_ADDR=4096 +# CONFIG_PPC_HAS_HASH_64K is not set +CONFIG_PPC_4K_PAGES=y +# CONFIG_PPC_16K_PAGES is not set +# CONFIG_PPC_64K_PAGES is not set +# CONFIG_PPC_256K_PAGES is not set +CONFIG_FORCE_MAX_ZONEORDER=13 +# CONFIG_SCHED_SMT is not set +CONFIG_PROC_DEVICETREE=y +# CONFIG_CMDLINE_BOOL is not set +CONFIG_EXTRA_TARGETS="" +# CONFIG_PM is not set +CONFIG_SECCOMP=y +CONFIG_ISA_DMA_API=y + +# +# Bus options +# +CONFIG_ZONE_DMA=y +CONFIG_GENERIC_ISA_DMA=y +# CONFIG_PPC_INDIRECT_PCI is not set +CONFIG_PCI=y +CONFIG_PCI_DOMAINS=y +CONFIG_PCI_SYSCALL=y +# CONFIG_PCIEPORTBUS is not set +CONFIG_ARCH_SUPPORTS_MSI=y +CONFIG_PCI_MSI=y +# CONFIG_PCI_LEGACY is not set +# CONFIG_PCI_DEBUG is not set +# CONFIG_PCI_STUB is not set +# CONFIG_PCI_IOV is not set +CONFIG_PCCARD=y +# CONFIG_PCMCIA_DEBUG is not set +CONFIG_PCMCIA=y +CONFIG_PCMCIA_LOAD_CIS=y +CONFIG_PCMCIA_IOCTL=y +CONFIG_CARDBUS=y + +# +# PC-card bridges +# +# CONFIG_YENTA is not set +# CONFIG_PD6729 is not set +# CONFIG_I82092 is not set +CONFIG_HOTPLUG_PCI=m +# CONFIG_HOTPLUG_PCI_FAKE is not set +# CONFIG_HOTPLUG_PCI_CPCI is not set +# CONFIG_HOTPLUG_PCI_SHPC is not set +# CONFIG_HAS_RAPIDIO is not set +# CONFIG_RELOCATABLE is not set +CONFIG_PAGE_OFFSET=0xc000000000000000 +CONFIG_KERNEL_START=0xc000000000000000 +CONFIG_PHYSICAL_START=0x00000000 +CONFIG_NET=y +CONFIG_COMPAT_NETLINK_MESSAGES=y + +# +# Networking options +# +CONFIG_PACKET=y +# CONFIG_PACKET_MMAP is not set +CONFIG_UNIX=y +CONFIG_XFRM=y +CONFIG_XFRM_USER=m +# CONFIG_XFRM_SUB_POLICY is not set +# CONFIG_XFRM_MIGRATE is not set +# CONFIG_XFRM_STATISTICS is not set +CONFIG_XFRM_IPCOMP=m +CONFIG_NET_KEY=m +# CONFIG_NET_KEY_MIGRATE is not set +CONFIG_INET=y +CONFIG_IP_MULTICAST=y +# CONFIG_IP_ADVANCED_ROUTER is not set +CONFIG_IP_FIB_HASH=y +CONFIG_IP_PNP=y +CONFIG_IP_PNP_DHCP=y +CONFIG_IP_PNP_BOOTP=y +# CONFIG_IP_PNP_RARP is not set +CONFIG_NET_IPIP=y +# CONFIG_NET_IPGRE is not set +# CONFIG_IP_MROUTE is not set +# CONFIG_ARPD is not set +CONFIG_SYN_COOKIES=y +CONFIG_INET_AH=m +CONFIG_INET_ESP=m +CONFIG_INET_IPCOMP=m +CONFIG_INET_XFRM_TUNNEL=m +CONFIG_INET_TUNNEL=y +CONFIG_INET_XFRM_MODE_TRANSPORT=y +CONFIG_INET_XFRM_MODE_TUNNEL=y +CONFIG_INET_XFRM_MODE_BEET=y +CONFIG_INET_LRO=y +CONFIG_INET_DIAG=y +CONFIG_INET_TCP_DIAG=y +# CONFIG_TCP_CONG_ADVANCED is not set +CONFIG_TCP_CONG_CUBIC=y +CONFIG_DEFAULT_TCP_CONG="cubic" +# CONFIG_TCP_MD5SIG is not set +# CONFIG_IPV6 is not set +# CONFIG_NETWORK_SECMARK is not set +CONFIG_NETFILTER=y +# CONFIG_NETFILTER_DEBUG is not set +CONFIG_NETFILTER_ADVANCED=y + +# +# Core Netfilter Configuration +# +CONFIG_NETFILTER_NETLINK=m +CONFIG_NETFILTER_NETLINK_QUEUE=m +CONFIG_NETFILTER_NETLINK_LOG=m +CONFIG_NF_CONNTRACK=m +CONFIG_NF_CT_ACCT=y +CONFIG_NF_CONNTRACK_MARK=y +CONFIG_NF_CONNTRACK_EVENTS=y +# CONFIG_NF_CT_PROTO_DCCP is not set +CONFIG_NF_CT_PROTO_GRE=m +CONFIG_NF_CT_PROTO_SCTP=m +# CONFIG_NF_CT_PROTO_UDPLITE is not set +CONFIG_NF_CONNTRACK_AMANDA=m +CONFIG_NF_CONNTRACK_FTP=m +CONFIG_NF_CONNTRACK_H323=m +CONFIG_NF_CONNTRACK_IRC=m +CONFIG_NF_CONNTRACK_NETBIOS_NS=m +CONFIG_NF_CONNTRACK_PPTP=m +# CONFIG_NF_CONNTRACK_SANE is not set +CONFIG_NF_CONNTRACK_SIP=m +CONFIG_NF_CONNTRACK_TFTP=m +CONFIG_NF_CT_NETLINK=m +CONFIG_NETFILTER_TPROXY=m +CONFIG_NETFILTER_XTABLES=m +CONFIG_NETFILTER_XT_TARGET_CLASSIFY=m +CONFIG_NETFILTER_XT_TARGET_CONNMARK=m +CONFIG_NETFILTER_XT_TARGET_DSCP=m +CONFIG_NETFILTER_XT_TARGET_HL=m +CONFIG_NETFILTER_XT_TARGET_MARK=m +CONFIG_NETFILTER_XT_TARGET_NFLOG=m +CONFIG_NETFILTER_XT_TARGET_NFQUEUE=m +CONFIG_NETFILTER_XT_TARGET_NOTRACK=m +CONFIG_NETFILTER_XT_TARGET_RATEEST=m +CONFIG_NETFILTER_XT_TARGET_TPROXY=m +CONFIG_NETFILTER_XT_TARGET_TRACE=m +CONFIG_NETFILTER_XT_TARGET_TCPMSS=m +CONFIG_NETFILTER_XT_TARGET_TCPOPTSTRIP=m +# CONFIG_NETFILTER_XT_MATCH_CLUSTER is not set +CONFIG_NETFILTER_XT_MATCH_COMMENT=m +CONFIG_NETFILTER_XT_MATCH_CONNBYTES=m +CONFIG_NETFILTER_XT_MATCH_CONNLIMIT=m +CONFIG_NETFILTER_XT_MATCH_CONNMARK=m +CONFIG_NETFILTER_XT_MATCH_CONNTRACK=m +CONFIG_NETFILTER_XT_MATCH_DCCP=m +CONFIG_NETFILTER_XT_MATCH_DSCP=m +CONFIG_NETFILTER_XT_MATCH_ESP=m +CONFIG_NETFILTER_XT_MATCH_HASHLIMIT=m +CONFIG_NETFILTER_XT_MATCH_HELPER=m +CONFIG_NETFILTER_XT_MATCH_HL=m +CONFIG_NETFILTER_XT_MATCH_IPRANGE=m +CONFIG_NETFILTER_XT_MATCH_LENGTH=m +CONFIG_NETFILTER_XT_MATCH_LIMIT=m +CONFIG_NETFILTER_XT_MATCH_MAC=m +CONFIG_NETFILTER_XT_MATCH_MARK=m +CONFIG_NETFILTER_XT_MATCH_MULTIPORT=m +CONFIG_NETFILTER_XT_MATCH_OWNER=m +CONFIG_NETFILTER_XT_MATCH_POLICY=m +CONFIG_NETFILTER_XT_MATCH_PKTTYPE=m +CONFIG_NETFILTER_XT_MATCH_QUOTA=m +CONFIG_NETFILTER_XT_MATCH_RATEEST=m +CONFIG_NETFILTER_XT_MATCH_REALM=m +CONFIG_NETFILTER_XT_MATCH_RECENT=m +# CONFIG_NETFILTER_XT_MATCH_RECENT_PROC_COMPAT is not set +CONFIG_NETFILTER_XT_MATCH_SCTP=m +CONFIG_NETFILTER_XT_MATCH_SOCKET=m +CONFIG_NETFILTER_XT_MATCH_STATE=m +CONFIG_NETFILTER_XT_MATCH_STATISTIC=m +CONFIG_NETFILTER_XT_MATCH_STRING=m +CONFIG_NETFILTER_XT_MATCH_TCPMSS=m +# CONFIG_NETFILTER_XT_MATCH_TIME is not set +CONFIG_NETFILTER_XT_MATCH_U32=m +# CONFIG_NETFILTER_XT_MATCH_OSF is not set +# CONFIG_IP_VS is not set + +# +# IP: Netfilter Configuration +# +CONFIG_NF_DEFRAG_IPV4=m +CONFIG_NF_CONNTRACK_IPV4=m +CONFIG_NF_CONNTRACK_PROC_COMPAT=y +CONFIG_IP_NF_QUEUE=m +CONFIG_IP_NF_IPTABLES=m +CONFIG_IP_NF_MATCH_ADDRTYPE=m +CONFIG_IP_NF_MATCH_AH=m +CONFIG_IP_NF_MATCH_ECN=m +CONFIG_IP_NF_MATCH_TTL=m +CONFIG_IP_NF_FILTER=m +CONFIG_IP_NF_TARGET_REJECT=m +CONFIG_IP_NF_TARGET_LOG=m +CONFIG_IP_NF_TARGET_ULOG=m +CONFIG_NF_NAT=m +CONFIG_NF_NAT_NEEDED=y +CONFIG_IP_NF_TARGET_MASQUERADE=m +CONFIG_IP_NF_TARGET_NETMAP=m +CONFIG_IP_NF_TARGET_REDIRECT=m +CONFIG_NF_NAT_SNMP_BASIC=m +CONFIG_NF_NAT_PROTO_GRE=m +CONFIG_NF_NAT_PROTO_SCTP=m +CONFIG_NF_NAT_FTP=m +CONFIG_NF_NAT_IRC=m +CONFIG_NF_NAT_TFTP=m +CONFIG_NF_NAT_AMANDA=m +CONFIG_NF_NAT_PPTP=m +CONFIG_NF_NAT_H323=m +CONFIG_NF_NAT_SIP=m +CONFIG_IP_NF_MANGLE=m +CONFIG_IP_NF_TARGET_CLUSTERIP=m +CONFIG_IP_NF_TARGET_ECN=m +CONFIG_IP_NF_TARGET_TTL=m +CONFIG_IP_NF_RAW=m +CONFIG_IP_NF_ARPTABLES=m +CONFIG_IP_NF_ARPFILTER=m +CONFIG_IP_NF_ARP_MANGLE=m +# CONFIG_IP_DCCP is not set +# CONFIG_IP_SCTP is not set +# CONFIG_RDS is not set +# CONFIG_TIPC is not set +# CONFIG_ATM is not set +# CONFIG_BRIDGE is not set +# CONFIG_NET_DSA is not set +# CONFIG_VLAN_8021Q is not set +# CONFIG_DECNET is not set +CONFIG_LLC=y +# CONFIG_LLC2 is not set +# CONFIG_IPX is not set +# CONFIG_ATALK is not set +# CONFIG_X25 is not set +# CONFIG_LAPB is not set +# CONFIG_ECONET is not set +# CONFIG_WAN_ROUTER is not set +# CONFIG_PHONET is not set +# CONFIG_IEEE802154 is not set +# CONFIG_NET_SCHED is not set +CONFIG_NET_CLS_ROUTE=y +# CONFIG_DCB is not set + +# +# Network testing +# +# CONFIG_NET_PKTGEN is not set +# CONFIG_NET_DROP_MONITOR is not set +# CONFIG_HAMRADIO is not set +# CONFIG_CAN is not set +# CONFIG_IRDA is not set +# CONFIG_BT is not set +# CONFIG_AF_RXRPC is not set +CONFIG_WIRELESS=y +# CONFIG_CFG80211 is not set +CONFIG_CFG80211_DEFAULT_PS_VALUE=0 +CONFIG_WIRELESS_OLD_REGULATORY=y +CONFIG_WIRELESS_EXT=y +CONFIG_WIRELESS_EXT_SYSFS=y +# CONFIG_LIB80211 is not set + +# +# CFG80211 needs to be enabled for MAC80211 +# +# CONFIG_WIMAX is not set +# CONFIG_RFKILL is not set +# CONFIG_NET_9P is not set + +# +# Device Drivers +# + +# +# Generic Driver Options +# +CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug" +# CONFIG_DEVTMPFS is not set +CONFIG_STANDALONE=y +CONFIG_PREVENT_FIRMWARE_BUILD=y +CONFIG_FW_LOADER=y +CONFIG_FIRMWARE_IN_KERNEL=y +CONFIG_EXTRA_FIRMWARE="" +# CONFIG_DEBUG_DRIVER is not set +# CONFIG_DEBUG_DEVRES is not set +# CONFIG_SYS_HYPERVISOR is not set +# CONFIG_CONNECTOR is not set +# CONFIG_MTD is not set +CONFIG_OF_DEVICE=y +CONFIG_OF_I2C=y +CONFIG_OF_MDIO=y +# CONFIG_PARPORT is not set +CONFIG_BLK_DEV=y +CONFIG_BLK_DEV_FD=y +# CONFIG_BLK_CPQ_CISS_DA is not set +# CONFIG_BLK_DEV_DAC960 is not set +# CONFIG_BLK_DEV_UMEM is not set +# CONFIG_BLK_DEV_COW_COMMON is not set +CONFIG_BLK_DEV_LOOP=y +# CONFIG_BLK_DEV_CRYPTOLOOP is not set +CONFIG_BLK_DEV_NBD=m +# CONFIG_BLK_DEV_SX8 is not set +# CONFIG_BLK_DEV_UB is not set +CONFIG_BLK_DEV_RAM=y +CONFIG_BLK_DEV_RAM_COUNT=16 +CONFIG_BLK_DEV_RAM_SIZE=65536 +# CONFIG_BLK_DEV_XIP is not set +# CONFIG_CDROM_PKTCDVD is not set +# CONFIG_ATA_OVER_ETH is not set +# CONFIG_BLK_DEV_HD is not set +CONFIG_MISC_DEVICES=y +# CONFIG_PHANTOM is not set +# CONFIG_SGI_IOC4 is not set +# CONFIG_TIFM_CORE is not set +# CONFIG_ICS932S401 is not set +# CONFIG_ENCLOSURE_SERVICES is not set +# CONFIG_HP_ILO is not set +# CONFIG_ISL29003 is not set +# CONFIG_C2PORT is not set + +# +# EEPROM support +# +# CONFIG_EEPROM_AT24 is not set +# CONFIG_EEPROM_LEGACY is not set +# CONFIG_EEPROM_MAX6875 is not set +# CONFIG_EEPROM_93CX6 is not set +# CONFIG_CB710_CORE is not set +CONFIG_HAVE_IDE=y +CONFIG_IDE=y + +# +# Please see Documentation/ide/ide.txt for help/info on IDE drives +# +CONFIG_IDE_XFER_MODE=y +CONFIG_IDE_TIMINGS=y +CONFIG_IDE_ATAPI=y +# CONFIG_BLK_DEV_IDE_SATA is not set +CONFIG_IDE_GD=y +CONFIG_IDE_GD_ATA=y +# CONFIG_IDE_GD_ATAPI is not set +# CONFIG_BLK_DEV_IDECS is not set +# CONFIG_BLK_DEV_DELKIN is not set +CONFIG_BLK_DEV_IDECD=y +CONFIG_BLK_DEV_IDECD_VERBOSE_ERRORS=y +# CONFIG_BLK_DEV_IDETAPE is not set +# CONFIG_IDE_TASK_IOCTL is not set +CONFIG_IDE_PROC_FS=y + +# +# IDE chipset support/bugfixes +# +# CONFIG_BLK_DEV_PLATFORM is not set +CONFIG_BLK_DEV_IDEDMA_SFF=y + +# +# PCI IDE chipsets support +# +CONFIG_BLK_DEV_IDEPCI=y +CONFIG_IDEPCI_PCIBUS_ORDER=y +# CONFIG_BLK_DEV_OFFBOARD is not set +CONFIG_BLK_DEV_GENERIC=y +# CONFIG_BLK_DEV_OPTI621 is not set +CONFIG_BLK_DEV_IDEDMA_PCI=y +# CONFIG_BLK_DEV_AEC62XX is not set +# CONFIG_BLK_DEV_ALI15X3 is not set +CONFIG_BLK_DEV_AMD74XX=y +# CONFIG_BLK_DEV_CMD64X is not set +# CONFIG_BLK_DEV_TRIFLEX is not set +# CONFIG_BLK_DEV_CS5520 is not set +# CONFIG_BLK_DEV_CS5530 is not set +# CONFIG_BLK_DEV_HPT366 is not set +# CONFIG_BLK_DEV_JMICRON is not set +# CONFIG_BLK_DEV_SC1200 is not set +# CONFIG_BLK_DEV_PIIX is not set +# CONFIG_BLK_DEV_IT8172 is not set +# CONFIG_BLK_DEV_IT8213 is not set +# CONFIG_BLK_DEV_IT821X is not set +# CONFIG_BLK_DEV_NS87415 is not set +# CONFIG_BLK_DEV_PDC202XX_OLD is not set +# CONFIG_BLK_DEV_PDC202XX_NEW is not set +# CONFIG_BLK_DEV_SVWKS is not set +# CONFIG_BLK_DEV_SIIMAGE is not set +# CONFIG_BLK_DEV_SL82C105 is not set +# CONFIG_BLK_DEV_SLC90E66 is not set +# CONFIG_BLK_DEV_TRM290 is not set +# CONFIG_BLK_DEV_VIA82CXXX is not set +# CONFIG_BLK_DEV_TC86C001 is not set +CONFIG_BLK_DEV_IDEDMA=y + +# +# SCSI device support +# +# CONFIG_RAID_ATTRS is not set +CONFIG_SCSI=y +CONFIG_SCSI_DMA=y +# CONFIG_SCSI_TGT is not set +CONFIG_SCSI_NETLINK=y +CONFIG_SCSI_PROC_FS=y + +# +# SCSI support type (disk, tape, CD-ROM) +# +CONFIG_BLK_DEV_SD=y +CONFIG_CHR_DEV_ST=y +# CONFIG_CHR_DEV_OSST is not set +CONFIG_BLK_DEV_SR=y +CONFIG_BLK_DEV_SR_VENDOR=y +CONFIG_CHR_DEV_SG=y +# CONFIG_CHR_DEV_SCH is not set +CONFIG_SCSI_MULTI_LUN=y +CONFIG_SCSI_CONSTANTS=y +# CONFIG_SCSI_LOGGING is not set +# CONFIG_SCSI_SCAN_ASYNC is not set +CONFIG_SCSI_WAIT_SCAN=m + +# +# SCSI Transports +# +CONFIG_SCSI_SPI_ATTRS=y +CONFIG_SCSI_FC_ATTRS=y +CONFIG_SCSI_ISCSI_ATTRS=m +# CONFIG_SCSI_SAS_ATTRS is not set +# CONFIG_SCSI_SAS_LIBSAS is not set +CONFIG_SCSI_SRP_ATTRS=y +CONFIG_SCSI_LOWLEVEL=y +# CONFIG_ISCSI_TCP is not set +# CONFIG_SCSI_CXGB3_ISCSI is not set +# CONFIG_SCSI_BNX2_ISCSI is not set +# CONFIG_BE2ISCSI is not set +# CONFIG_BLK_DEV_3W_XXXX_RAID is not set +# CONFIG_SCSI_3W_9XXX is not set +# CONFIG_SCSI_ACARD is not set +# CONFIG_SCSI_AACRAID is not set +# CONFIG_SCSI_AIC7XXX is not set +# CONFIG_SCSI_AIC7XXX_OLD is not set +# CONFIG_SCSI_AIC79XX is not set +# CONFIG_SCSI_AIC94XX is not set +# CONFIG_SCSI_MVSAS is not set +# CONFIG_SCSI_ARCMSR is not set +# CONFIG_MEGARAID_NEWGEN is not set +# CONFIG_MEGARAID_LEGACY is not set +# CONFIG_MEGARAID_SAS is not set +# CONFIG_SCSI_MPT2SAS is not set +# CONFIG_SCSI_HPTIOP is not set +# CONFIG_LIBFC is not set +# CONFIG_LIBFCOE is not set +# CONFIG_FCOE is not set +# CONFIG_SCSI_DMX3191D is not set +# CONFIG_SCSI_EATA is not set +# CONFIG_SCSI_FUTURE_DOMAIN is not set +# CONFIG_SCSI_GDTH is not set +# CONFIG_SCSI_IPS is not set +# CONFIG_SCSI_INITIO is not set +# CONFIG_SCSI_INIA100 is not set +# CONFIG_SCSI_STEX is not set +CONFIG_SCSI_SYM53C8XX_2=y +CONFIG_SCSI_SYM53C8XX_DMA_ADDRESSING_MODE=0 +CONFIG_SCSI_SYM53C8XX_DEFAULT_TAGS=16 +CONFIG_SCSI_SYM53C8XX_MAX_TAGS=64 +CONFIG_SCSI_SYM53C8XX_MMIO=y +CONFIG_SCSI_IPR=y +CONFIG_SCSI_IPR_TRACE=y +CONFIG_SCSI_IPR_DUMP=y +# CONFIG_SCSI_QLOGIC_1280 is not set +# CONFIG_SCSI_QLA_FC is not set +# CONFIG_SCSI_QLA_ISCSI is not set +CONFIG_SCSI_LPFC=m +# CONFIG_SCSI_LPFC_DEBUG_FS is not set +# CONFIG_SCSI_DC395x is not set +# CONFIG_SCSI_DC390T is not set +CONFIG_SCSI_DEBUG=m +# CONFIG_SCSI_PMCRAID is not set +# CONFIG_SCSI_SRP is not set +# CONFIG_SCSI_BFA_FC is not set +# CONFIG_SCSI_LOWLEVEL_PCMCIA is not set +# CONFIG_SCSI_DH is not set +# CONFIG_SCSI_OSD_INITIATOR is not set +CONFIG_ATA=y +# CONFIG_ATA_NONSTANDARD is not set +CONFIG_ATA_VERBOSE_ERROR=y +CONFIG_SATA_PMP=y +# CONFIG_SATA_AHCI is not set +CONFIG_SATA_SIL24=y +CONFIG_ATA_SFF=y +CONFIG_SATA_SVW=y +# CONFIG_ATA_PIIX is not set +# CONFIG_SATA_MV is not set +# CONFIG_SATA_NV is not set +# CONFIG_PDC_ADMA is not set +# CONFIG_SATA_QSTOR is not set +# CONFIG_SATA_PROMISE is not set +# CONFIG_SATA_SX4 is not set +# CONFIG_SATA_SIL is not set +# CONFIG_SATA_SIS is not set +# CONFIG_SATA_ULI is not set +# CONFIG_SATA_VIA is not set +# CONFIG_SATA_VITESSE is not set +# CONFIG_SATA_INIC162X is not set +# CONFIG_PATA_ALI is not set +# CONFIG_PATA_AMD is not set +# CONFIG_PATA_ARTOP is not set +# CONFIG_PATA_ATP867X is not set +# CONFIG_PATA_ATIIXP is not set +# CONFIG_PATA_CMD640_PCI is not set +# CONFIG_PATA_CMD64X is not set +# CONFIG_PATA_CS5520 is not set +# CONFIG_PATA_CS5530 is not set +# CONFIG_PATA_CYPRESS is not set +# CONFIG_PATA_EFAR is not set +# CONFIG_ATA_GENERIC is not set +# CONFIG_PATA_HPT366 is not set +# CONFIG_PATA_HPT37X is not set +# CONFIG_PATA_HPT3X2N is not set +# CONFIG_PATA_HPT3X3 is not set +# CONFIG_PATA_IT821X is not set +# CONFIG_PATA_IT8213 is not set +# CONFIG_PATA_JMICRON is not set +# CONFIG_PATA_TRIFLEX is not set +# CONFIG_PATA_MARVELL is not set +# CONFIG_PATA_MPIIX is not set +# CONFIG_PATA_OLDPIIX is not set +# CONFIG_PATA_NETCELL is not set +# CONFIG_PATA_NINJA32 is not set +# CONFIG_PATA_NS87410 is not set +# CONFIG_PATA_NS87415 is not set +# CONFIG_PATA_OPTI is not set +# CONFIG_PATA_OPTIDMA is not set +# CONFIG_PATA_PCMCIA is not set +# CONFIG_PATA_PDC_OLD is not set +# CONFIG_PATA_RADISYS is not set +# CONFIG_PATA_RDC is not set +# CONFIG_PATA_RZ1000 is not set +# CONFIG_PATA_SC1200 is not set +# CONFIG_PATA_SERVERWORKS is not set +# CONFIG_PATA_PDC2027X is not set +# CONFIG_PATA_SIL680 is not set +# CONFIG_PATA_SIS is not set +# CONFIG_PATA_VIA is not set +# CONFIG_PATA_WINBOND is not set +# CONFIG_PATA_PLATFORM is not set +# CONFIG_PATA_SCH is not set +CONFIG_MD=y +CONFIG_BLK_DEV_MD=y +CONFIG_MD_AUTODETECT=y +CONFIG_MD_LINEAR=y +CONFIG_MD_RAID0=y +CONFIG_MD_RAID1=y +CONFIG_MD_RAID10=y +CONFIG_MD_RAID456=y +# CONFIG_MULTICORE_RAID456 is not set +CONFIG_MD_RAID6_PQ=y +# CONFIG_ASYNC_RAID6_TEST is not set +CONFIG_MD_MULTIPATH=m +CONFIG_MD_FAULTY=m +CONFIG_BLK_DEV_DM=y +# CONFIG_DM_DEBUG is not set +CONFIG_DM_CRYPT=m +CONFIG_DM_SNAPSHOT=m +CONFIG_DM_MIRROR=m +# CONFIG_DM_LOG_USERSPACE is not set +CONFIG_DM_ZERO=m +CONFIG_DM_MULTIPATH=m +# CONFIG_DM_MULTIPATH_QL is not set +# CONFIG_DM_MULTIPATH_ST is not set +# CONFIG_DM_DELAY is not set +# CONFIG_DM_UEVENT is not set +# CONFIG_FUSION is not set + +# +# IEEE 1394 (FireWire) support +# + +# +# You can enable one or both FireWire driver stacks. +# + +# +# See the help texts for more information. +# +# CONFIG_FIREWIRE is not set +CONFIG_IEEE1394=y +CONFIG_IEEE1394_OHCI1394=y +# CONFIG_IEEE1394_PCILYNX is not set +CONFIG_IEEE1394_SBP2=m +CONFIG_IEEE1394_ETH1394_ROM_ENTRY=y +CONFIG_IEEE1394_ETH1394=m +CONFIG_IEEE1394_RAWIO=y +CONFIG_IEEE1394_VIDEO1394=m +CONFIG_IEEE1394_DV1394=m +# CONFIG_IEEE1394_VERBOSEDEBUG is not set +# CONFIG_I2O is not set +CONFIG_MACINTOSH_DRIVERS=y +# CONFIG_MAC_EMUMOUSEBTN is not set +CONFIG_WINDFARM=y +CONFIG_NETDEVICES=y +CONFIG_DUMMY=m +CONFIG_BONDING=m +# CONFIG_MACVLAN is not set +# CONFIG_EQUALIZER is not set +CONFIG_TUN=m +# CONFIG_VETH is not set +# CONFIG_ARCNET is not set +CONFIG_PHYLIB=y + +# +# MII PHY device drivers +# +CONFIG_MARVELL_PHY=y +# CONFIG_DAVICOM_PHY is not set +# CONFIG_QSEMI_PHY is not set +# CONFIG_LXT_PHY is not set +# CONFIG_CICADA_PHY is not set +# CONFIG_VITESSE_PHY is not set +# CONFIG_SMSC_PHY is not set +CONFIG_BROADCOM_PHY=m +# CONFIG_ICPLUS_PHY is not set +# CONFIG_REALTEK_PHY is not set +# CONFIG_NATIONAL_PHY is not set +# CONFIG_STE10XP is not set +# CONFIG_LSI_ET1011C_PHY is not set +# CONFIG_FIXED_PHY is not set +# CONFIG_MDIO_BITBANG is not set +CONFIG_NET_ETHERNET=y +CONFIG_MII=y +# CONFIG_HAPPYMEAL is not set +CONFIG_SUNGEM=y +# CONFIG_CASSINI is not set +CONFIG_NET_VENDOR_3COM=y +CONFIG_VORTEX=y +# CONFIG_TYPHOON is not set +# CONFIG_ETHOC is not set +# CONFIG_DNET is not set +# CONFIG_NET_TULIP is not set +# CONFIG_HP100 is not set +# CONFIG_IBM_NEW_EMAC_ZMII is not set +# CONFIG_IBM_NEW_EMAC_RGMII is not set +# CONFIG_IBM_NEW_EMAC_TAH is not set +# CONFIG_IBM_NEW_EMAC_EMAC4 is not set +# CONFIG_IBM_NEW_EMAC_NO_FLOW_CTRL is not set +# CONFIG_IBM_NEW_EMAC_MAL_CLR_ICINTSTAT is not set +# CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set +CONFIG_NET_PCI=y +CONFIG_PCNET32=y +# CONFIG_AMD8111_ETH is not set +# CONFIG_ADAPTEC_STARFIRE is not set +# CONFIG_B44 is not set +# CONFIG_FORCEDETH is not set +CONFIG_E100=y +# CONFIG_FEALNX is not set +# CONFIG_NATSEMI is not set +# CONFIG_NE2K_PCI is not set +# CONFIG_8139CP is not set +# CONFIG_8139TOO is not set +# CONFIG_R6040 is not set +# CONFIG_SIS900 is not set +# CONFIG_EPIC100 is not set +# CONFIG_SMSC9420 is not set +# CONFIG_SUNDANCE is not set +# CONFIG_TLAN is not set +# CONFIG_KS8842 is not set +# CONFIG_KS8851_MLL is not set +# CONFIG_VIA_RHINE is not set +# CONFIG_SC92031 is not set +# CONFIG_ATL2 is not set +CONFIG_NETDEV_1000=y +CONFIG_ACENIC=y +CONFIG_ACENIC_OMIT_TIGON_I=y +# CONFIG_DL2K is not set +CONFIG_E1000=y +# CONFIG_E1000E is not set +# CONFIG_IP1000 is not set +# CONFIG_IGB is not set +# CONFIG_IGBVF is not set +# CONFIG_NS83820 is not set +# CONFIG_HAMACHI is not set +# CONFIG_YELLOWFIN is not set +# CONFIG_R8169 is not set +# CONFIG_SIS190 is not set +# CONFIG_SKGE is not set +# CONFIG_SKY2 is not set +# CONFIG_VIA_VELOCITY is not set +CONFIG_TIGON3=y +# CONFIG_BNX2 is not set +# CONFIG_CNIC is not set +# CONFIG_QLA3XXX is not set +# CONFIG_ATL1 is not set +# CONFIG_ATL1E is not set +# CONFIG_ATL1C is not set +# CONFIG_JME is not set +CONFIG_NETDEV_10000=y +# CONFIG_CHELSIO_T1 is not set +CONFIG_CHELSIO_T3_DEPENDS=y +# CONFIG_CHELSIO_T3 is not set +# CONFIG_ENIC is not set +# CONFIG_IXGBE is not set +CONFIG_IXGB=m +# CONFIG_S2IO is not set +# CONFIG_VXGE is not set +# CONFIG_MYRI10GE is not set +# CONFIG_NETXEN_NIC is not set +# CONFIG_NIU is not set +# CONFIG_MLX4_EN is not set +# CONFIG_MLX4_CORE is not set +# CONFIG_TEHUTI is not set +# CONFIG_BNX2X is not set +# CONFIG_QLGE is not set +# CONFIG_SFC is not set +# CONFIG_BE2NET is not set +CONFIG_TR=y +CONFIG_IBMOL=y +# CONFIG_3C359 is not set +# CONFIG_TMS380TR is not set +CONFIG_WLAN=y +# CONFIG_WLAN_PRE80211 is not set +# CONFIG_WLAN_80211 is not set + +# +# Enable WiMAX (Networking options) to see the WiMAX drivers +# + +# +# USB Network Adapters +# +# CONFIG_USB_CATC is not set +# CONFIG_USB_KAWETH is not set +# CONFIG_USB_PEGASUS is not set +# CONFIG_USB_RTL8150 is not set +# CONFIG_USB_USBNET is not set +# CONFIG_NET_PCMCIA is not set +# CONFIG_WAN is not set +# CONFIG_FDDI is not set +# CONFIG_HIPPI is not set +CONFIG_PPP=m +# CONFIG_PPP_MULTILINK is not set +# CONFIG_PPP_FILTER is not set +CONFIG_PPP_ASYNC=m +CONFIG_PPP_SYNC_TTY=m +CONFIG_PPP_DEFLATE=m +CONFIG_PPP_BSDCOMP=m +# CONFIG_PPP_MPPE is not set +CONFIG_PPPOE=m +# CONFIG_PPPOL2TP is not set +# CONFIG_SLIP is not set +CONFIG_SLHC=m +# CONFIG_NET_FC is not set +CONFIG_NETCONSOLE=y +# CONFIG_NETCONSOLE_DYNAMIC is not set +CONFIG_NETPOLL=y +CONFIG_NETPOLL_TRAP=y +CONFIG_NET_POLL_CONTROLLER=y +# CONFIG_ISDN is not set +# CONFIG_PHONE is not set + +# +# Input device support +# +CONFIG_INPUT=y +# CONFIG_INPUT_FF_MEMLESS is not set +# CONFIG_INPUT_POLLDEV is not set + +# +# Userland interfaces +# +CONFIG_INPUT_MOUSEDEV=y +# CONFIG_INPUT_MOUSEDEV_PSAUX is not set +CONFIG_INPUT_MOUSEDEV_SCREEN_X=1024 +CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768 +# CONFIG_INPUT_JOYDEV is not set +CONFIG_INPUT_EVDEV=m +# CONFIG_INPUT_EVBUG is not set + +# +# Input Device Drivers +# +CONFIG_INPUT_KEYBOARD=y +# CONFIG_KEYBOARD_ADP5588 is not set +CONFIG_KEYBOARD_ATKBD=y +# CONFIG_QT2160 is not set +# CONFIG_KEYBOARD_LKKBD is not set +# CONFIG_KEYBOARD_MAX7359 is not set +# CONFIG_KEYBOARD_NEWTON is not set +# CONFIG_KEYBOARD_OPENCORES is not set +# CONFIG_KEYBOARD_STOWAWAY is not set +# CONFIG_KEYBOARD_SUNKBD is not set +# CONFIG_KEYBOARD_XTKBD is not set +CONFIG_INPUT_MOUSE=y +CONFIG_MOUSE_PS2=y +CONFIG_MOUSE_PS2_ALPS=y +CONFIG_MOUSE_PS2_LOGIPS2PP=y +CONFIG_MOUSE_PS2_SYNAPTICS=y +CONFIG_MOUSE_PS2_TRACKPOINT=y +# CONFIG_MOUSE_PS2_ELANTECH is not set +# CONFIG_MOUSE_PS2_SENTELIC is not set +# CONFIG_MOUSE_PS2_TOUCHKIT is not set +# CONFIG_MOUSE_SERIAL is not set +# CONFIG_MOUSE_APPLETOUCH is not set +# CONFIG_MOUSE_BCM5974 is not set +# CONFIG_MOUSE_VSXXXAA is not set +# CONFIG_MOUSE_SYNAPTICS_I2C is not set +# CONFIG_INPUT_JOYSTICK is not set +# CONFIG_INPUT_TABLET is not set +# CONFIG_INPUT_TOUCHSCREEN is not set +CONFIG_INPUT_MISC=y +# CONFIG_INPUT_ATI_REMOTE is not set +# CONFIG_INPUT_ATI_REMOTE2 is not set +# CONFIG_INPUT_KEYSPAN_REMOTE is not set +# CONFIG_INPUT_POWERMATE is not set +# CONFIG_INPUT_YEALINK is not set +# CONFIG_INPUT_CM109 is not set +# CONFIG_INPUT_UINPUT is not set + +# +# Hardware I/O ports +# +CONFIG_SERIO=y +CONFIG_SERIO_I8042=y +# CONFIG_SERIO_SERPORT is not set +# CONFIG_SERIO_PCIPS2 is not set +CONFIG_SERIO_LIBPS2=y +# CONFIG_SERIO_RAW is not set +# CONFIG_SERIO_XILINX_XPS_PS2 is not set +# CONFIG_GAMEPORT is not set + +# +# Character devices +# +CONFIG_VT=y +CONFIG_CONSOLE_TRANSLATIONS=y +CONFIG_VT_CONSOLE=y +CONFIG_HW_CONSOLE=y +CONFIG_VT_HW_CONSOLE_BINDING=y +CONFIG_DEVKMEM=y +# CONFIG_SERIAL_NONSTANDARD is not set +# CONFIG_NOZOMI is not set + +# +# Serial drivers +# +CONFIG_SERIAL_8250=y +CONFIG_SERIAL_8250_CONSOLE=y +CONFIG_SERIAL_8250_PCI=y +# CONFIG_SERIAL_8250_CS is not set +CONFIG_SERIAL_8250_NR_UARTS=4 +CONFIG_SERIAL_8250_RUNTIME_UARTS=4 +# CONFIG_SERIAL_8250_EXTENDED is not set + +# +# Non-8250 serial port support +# +CONFIG_SERIAL_CORE=y +CONFIG_SERIAL_CORE_CONSOLE=y +# CONFIG_SERIAL_JSM is not set +# CONFIG_SERIAL_OF_PLATFORM is not set +CONFIG_UNIX98_PTYS=y +# CONFIG_DEVPTS_MULTIPLE_INSTANCES is not set +CONFIG_LEGACY_PTYS=y +CONFIG_LEGACY_PTY_COUNT=256 +# CONFIG_HVC_UDBG is not set +# CONFIG_IPMI_HANDLER is not set +# CONFIG_HW_RANDOM is not set +# CONFIG_R3964 is not set +# CONFIG_APPLICOM is not set + +# +# PCMCIA character devices +# +# CONFIG_SYNCLINK_CS is not set +# CONFIG_CARDMAN_4000 is not set +# CONFIG_CARDMAN_4040 is not set +# CONFIG_IPWIRELESS is not set +CONFIG_RAW_DRIVER=y +CONFIG_MAX_RAW_DEVS=256 +# CONFIG_HANGCHECK_TIMER is not set +# CONFIG_TCG_TPM is not set +CONFIG_DEVPORT=y +CONFIG_I2C=y +CONFIG_I2C_BOARDINFO=y +CONFIG_I2C_COMPAT=y +CONFIG_I2C_CHARDEV=y +CONFIG_I2C_HELPER_AUTO=y +CONFIG_I2C_ALGOBIT=y + +# +# I2C Hardware Bus support +# + +# +# PC SMBus host controller drivers +# +# CONFIG_I2C_ALI1535 is not set +# CONFIG_I2C_ALI1563 is not set +# CONFIG_I2C_ALI15X3 is not set +# CONFIG_I2C_AMD756 is not set +CONFIG_I2C_AMD8111=y +# CONFIG_I2C_I801 is not set +# CONFIG_I2C_ISCH is not set +# CONFIG_I2C_PIIX4 is not set +# CONFIG_I2C_NFORCE2 is not set +# CONFIG_I2C_SIS5595 is not set +# CONFIG_I2C_SIS630 is not set +# CONFIG_I2C_SIS96X is not set +# CONFIG_I2C_VIA is not set +# CONFIG_I2C_VIAPRO is not set + +# +# I2C system bus drivers (mostly embedded / system-on-chip) +# +# CONFIG_I2C_OCORES is not set +# CONFIG_I2C_SIMTEC is not set + +# +# External I2C/SMBus adapter drivers +# +# CONFIG_I2C_PARPORT_LIGHT is not set +# CONFIG_I2C_TAOS_EVM is not set +# CONFIG_I2C_TINY_USB is not set + +# +# Graphics adapter I2C/DDC channel drivers +# +# CONFIG_I2C_VOODOO3 is not set + +# +# Other I2C/SMBus bus drivers +# +# CONFIG_I2C_PCA_PLATFORM is not set +# CONFIG_I2C_STUB is not set + +# +# Miscellaneous I2C Chip support +# +# CONFIG_DS1682 is not set +# CONFIG_SENSORS_TSL2550 is not set +# CONFIG_I2C_DEBUG_CORE is not set +# CONFIG_I2C_DEBUG_ALGO is not set +# CONFIG_I2C_DEBUG_BUS is not set +# CONFIG_I2C_DEBUG_CHIP is not set +# CONFIG_SPI is not set + +# +# PPS support +# +# CONFIG_PPS is not set +CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y +# CONFIG_GPIOLIB is not set +# CONFIG_W1 is not set +# CONFIG_POWER_SUPPLY is not set +# CONFIG_HWMON is not set +# CONFIG_THERMAL is not set +# CONFIG_WATCHDOG is not set +CONFIG_SSB_POSSIBLE=y + +# +# Sonics Silicon Backplane +# +# CONFIG_SSB is not set + +# +# Multifunction device drivers +# +# CONFIG_MFD_CORE is not set +# CONFIG_MFD_SM501 is not set +# CONFIG_HTC_PASIC3 is not set +# CONFIG_TWL4030_CORE is not set +# CONFIG_MFD_TMIO is not set +# CONFIG_PMIC_DA903X is not set +# CONFIG_MFD_WM8400 is not set +# CONFIG_MFD_WM831X is not set +# CONFIG_MFD_WM8350_I2C is not set +# CONFIG_MFD_PCF50633 is not set +# CONFIG_AB3100_CORE is not set +# CONFIG_REGULATOR is not set +# CONFIG_MEDIA_SUPPORT is not set + +# +# Graphics support +# +# CONFIG_AGP is not set +CONFIG_VGA_ARB=y +# CONFIG_DRM is not set +# CONFIG_VGASTATE is not set +CONFIG_VIDEO_OUTPUT_CONTROL=m +CONFIG_FB=y +CONFIG_FIRMWARE_EDID=y +CONFIG_FB_DDC=y +# CONFIG_FB_BOOT_VESA_SUPPORT is not set +CONFIG_FB_CFB_FILLRECT=y +CONFIG_FB_CFB_COPYAREA=y +CONFIG_FB_CFB_IMAGEBLIT=y +# CONFIG_FB_CFB_REV_PIXELS_IN_BYTE is not set +# CONFIG_FB_SYS_FILLRECT is not set +# CONFIG_FB_SYS_COPYAREA is not set +# CONFIG_FB_SYS_IMAGEBLIT is not set +# CONFIG_FB_FOREIGN_ENDIAN is not set +# CONFIG_FB_SYS_FOPS is not set +# CONFIG_FB_SVGALIB is not set +CONFIG_FB_MACMODES=y +CONFIG_FB_BACKLIGHT=y +CONFIG_FB_MODE_HELPERS=y +CONFIG_FB_TILEBLITTING=y + +# +# Frame buffer hardware drivers +# +# CONFIG_FB_CIRRUS is not set +# CONFIG_FB_PM2 is not set +# CONFIG_FB_CYBER2000 is not set +CONFIG_FB_OF=y +# CONFIG_FB_ASILIANT is not set +# CONFIG_FB_IMSTT is not set +# CONFIG_FB_VGA16 is not set +# CONFIG_FB_S1D13XXX is not set +# CONFIG_FB_NVIDIA is not set +# CONFIG_FB_RIVA is not set +CONFIG_FB_MATROX=y +CONFIG_FB_MATROX_MILLENIUM=y +CONFIG_FB_MATROX_MYSTIQUE=y +CONFIG_FB_MATROX_G=y +CONFIG_FB_MATROX_I2C=m +CONFIG_FB_MATROX_MAVEN=m +CONFIG_FB_RADEON=y +CONFIG_FB_RADEON_I2C=y +CONFIG_FB_RADEON_BACKLIGHT=y +# CONFIG_FB_RADEON_DEBUG is not set +# CONFIG_FB_ATY128 is not set +# CONFIG_FB_ATY is not set +# CONFIG_FB_S3 is not set +# CONFIG_FB_SAVAGE is not set +# CONFIG_FB_SIS is not set +# CONFIG_FB_VIA is not set +# CONFIG_FB_NEOMAGIC is not set +# CONFIG_FB_KYRO is not set +# CONFIG_FB_3DFX is not set +# CONFIG_FB_VOODOO1 is not set +# CONFIG_FB_VT8623 is not set +# CONFIG_FB_TRIDENT is not set +# CONFIG_FB_ARK is not set +# CONFIG_FB_PM3 is not set +# CONFIG_FB_CARMINE is not set +CONFIG_FB_IBM_GXT4500=y +# CONFIG_FB_VIRTUAL is not set +# CONFIG_FB_METRONOME is not set +# CONFIG_FB_MB862XX is not set +# CONFIG_FB_BROADSHEET is not set +CONFIG_BACKLIGHT_LCD_SUPPORT=y +CONFIG_LCD_CLASS_DEVICE=y +# CONFIG_LCD_ILI9320 is not set +# CONFIG_LCD_PLATFORM is not set +CONFIG_BACKLIGHT_CLASS_DEVICE=y +CONFIG_BACKLIGHT_GENERIC=y + +# +# Display device support +# +CONFIG_DISPLAY_SUPPORT=y + +# +# Display hardware drivers +# + +# +# Console display driver support +# +# CONFIG_VGA_CONSOLE is not set +CONFIG_DUMMY_CONSOLE=y +CONFIG_FRAMEBUFFER_CONSOLE=y +# CONFIG_FRAMEBUFFER_CONSOLE_DETECT_PRIMARY is not set +# CONFIG_FRAMEBUFFER_CONSOLE_ROTATION is not set +# CONFIG_FONTS is not set +CONFIG_FONT_8x8=y +CONFIG_FONT_8x16=y +CONFIG_LOGO=y +CONFIG_LOGO_LINUX_MONO=y +CONFIG_LOGO_LINUX_VGA16=y +CONFIG_LOGO_LINUX_CLUT224=y +CONFIG_SOUND=m +CONFIG_SOUND_OSS_CORE=y +CONFIG_SOUND_OSS_CORE_PRECLAIM=y +CONFIG_SND=m +CONFIG_SND_TIMER=m +CONFIG_SND_PCM=m +CONFIG_SND_SEQUENCER=m +CONFIG_SND_SEQ_DUMMY=m +CONFIG_SND_OSSEMUL=y +CONFIG_SND_MIXER_OSS=m +CONFIG_SND_PCM_OSS=m +CONFIG_SND_PCM_OSS_PLUGINS=y +CONFIG_SND_SEQUENCER_OSS=y +# CONFIG_SND_HRTIMER is not set +# CONFIG_SND_DYNAMIC_MINORS is not set +CONFIG_SND_SUPPORT_OLD_API=y +CONFIG_SND_VERBOSE_PROCFS=y +# CONFIG_SND_VERBOSE_PRINTK is not set +# CONFIG_SND_DEBUG is not set +# CONFIG_SND_RAWMIDI_SEQ is not set +# CONFIG_SND_OPL3_LIB_SEQ is not set +# CONFIG_SND_OPL4_LIB_SEQ is not set +# CONFIG_SND_SBAWE_SEQ is not set +# CONFIG_SND_EMU10K1_SEQ is not set +CONFIG_SND_DRIVERS=y +# CONFIG_SND_DUMMY is not set +# CONFIG_SND_VIRMIDI is not set +# CONFIG_SND_MTPAV is not set +# CONFIG_SND_SERIAL_U16550 is not set +# CONFIG_SND_MPU401 is not set +CONFIG_SND_PCI=y +# CONFIG_SND_AD1889 is not set +# CONFIG_SND_ALS300 is not set +# CONFIG_SND_ALS4000 is not set +# CONFIG_SND_ALI5451 is not set +# CONFIG_SND_ATIIXP is not set +# CONFIG_SND_ATIIXP_MODEM is not set +# CONFIG_SND_AU8810 is not set +# CONFIG_SND_AU8820 is not set +# CONFIG_SND_AU8830 is not set +# CONFIG_SND_AW2 is not set +# CONFIG_SND_AZT3328 is not set +# CONFIG_SND_BT87X is not set +# CONFIG_SND_CA0106 is not set +# CONFIG_SND_CMIPCI is not set +# CONFIG_SND_OXYGEN is not set +# CONFIG_SND_CS4281 is not set +# CONFIG_SND_CS46XX is not set +# CONFIG_SND_CS5530 is not set +# CONFIG_SND_CTXFI is not set +# CONFIG_SND_DARLA20 is not set +# CONFIG_SND_GINA20 is not set +# CONFIG_SND_LAYLA20 is not set +# CONFIG_SND_DARLA24 is not set +# CONFIG_SND_GINA24 is not set +# CONFIG_SND_LAYLA24 is not set +# CONFIG_SND_MONA is not set +# CONFIG_SND_MIA is not set +# CONFIG_SND_ECHO3G is not set +# CONFIG_SND_INDIGO is not set +# CONFIG_SND_INDIGOIO is not set +# CONFIG_SND_INDIGODJ is not set +# CONFIG_SND_INDIGOIOX is not set +# CONFIG_SND_INDIGODJX is not set +# CONFIG_SND_EMU10K1 is not set +# CONFIG_SND_EMU10K1X is not set +# CONFIG_SND_ENS1370 is not set +# CONFIG_SND_ENS1371 is not set +# CONFIG_SND_ES1938 is not set +# CONFIG_SND_ES1968 is not set +# CONFIG_SND_FM801 is not set +# CONFIG_SND_HDA_INTEL is not set +# CONFIG_SND_HDSP is not set +# CONFIG_SND_HDSPM is not set +# CONFIG_SND_HIFIER is not set +# CONFIG_SND_ICE1712 is not set +# CONFIG_SND_ICE1724 is not set +# CONFIG_SND_INTEL8X0 is not set +# CONFIG_SND_INTEL8X0M is not set +# CONFIG_SND_KORG1212 is not set +# CONFIG_SND_LX6464ES is not set +# CONFIG_SND_MAESTRO3 is not set +# CONFIG_SND_MIXART is not set +# CONFIG_SND_NM256 is not set +# CONFIG_SND_PCXHR is not set +# CONFIG_SND_RIPTIDE is not set +# CONFIG_SND_RME32 is not set +# CONFIG_SND_RME96 is not set +# CONFIG_SND_RME9652 is not set +# CONFIG_SND_SONICVIBES is not set +# CONFIG_SND_TRIDENT is not set +# CONFIG_SND_VIA82XX is not set +# CONFIG_SND_VIA82XX_MODEM is not set +# CONFIG_SND_VIRTUOSO is not set +# CONFIG_SND_VX222 is not set +# CONFIG_SND_YMFPCI is not set +CONFIG_SND_PPC=y +CONFIG_SND_USB=y +# CONFIG_SND_USB_AUDIO is not set +# CONFIG_SND_USB_USX2Y is not set +# CONFIG_SND_USB_CAIAQ is not set +CONFIG_SND_PCMCIA=y +# CONFIG_SND_VXPOCKET is not set +# CONFIG_SND_PDAUDIOCF is not set +# CONFIG_SND_SOC is not set +# CONFIG_SOUND_PRIME is not set +CONFIG_HID_SUPPORT=y +CONFIG_HID=y +# CONFIG_HIDRAW is not set + +# +# USB Input Devices +# +CONFIG_USB_HID=y +# CONFIG_HID_PID is not set +CONFIG_USB_HIDDEV=y + +# +# Special HID drivers +# +CONFIG_HID_A4TECH=y +CONFIG_HID_APPLE=y +CONFIG_HID_BELKIN=y +CONFIG_HID_CHERRY=y +CONFIG_HID_CHICONY=y +CONFIG_HID_CYPRESS=y +CONFIG_HID_DRAGONRISE=y +# CONFIG_DRAGONRISE_FF is not set +CONFIG_HID_EZKEY=y +CONFIG_HID_KYE=y +CONFIG_HID_GYRATION=y +CONFIG_HID_TWINHAN=y +CONFIG_HID_KENSINGTON=y +CONFIG_HID_LOGITECH=y +# CONFIG_LOGITECH_FF is not set +# CONFIG_LOGIRUMBLEPAD2_FF is not set +CONFIG_HID_MICROSOFT=y +CONFIG_HID_MONTEREY=y +CONFIG_HID_NTRIG=y +CONFIG_HID_PANTHERLORD=y +# CONFIG_PANTHERLORD_FF is not set +CONFIG_HID_PETALYNX=y +CONFIG_HID_SAMSUNG=y +CONFIG_HID_SONY=y +CONFIG_HID_SUNPLUS=y +CONFIG_HID_GREENASIA=y +# CONFIG_GREENASIA_FF is not set +CONFIG_HID_SMARTJOYPLUS=y +# CONFIG_SMARTJOYPLUS_FF is not set +CONFIG_HID_TOPSEED=y +CONFIG_HID_THRUSTMASTER=y +# CONFIG_THRUSTMASTER_FF is not set +CONFIG_HID_ZEROPLUS=y +# CONFIG_ZEROPLUS_FF is not set +CONFIG_USB_SUPPORT=y +CONFIG_USB_ARCH_HAS_HCD=y +CONFIG_USB_ARCH_HAS_OHCI=y +CONFIG_USB_ARCH_HAS_EHCI=y +CONFIG_USB=y +# CONFIG_USB_DEBUG is not set +# CONFIG_USB_ANNOUNCE_NEW_DEVICES is not set + +# +# Miscellaneous USB options +# +CONFIG_USB_DEVICEFS=y +CONFIG_USB_DEVICE_CLASS=y +# CONFIG_USB_DYNAMIC_MINORS is not set +# CONFIG_USB_OTG is not set +# CONFIG_USB_MON is not set +# CONFIG_USB_WUSB is not set +# CONFIG_USB_WUSB_CBAF is not set + +# +# USB Host Controller Drivers +# +# CONFIG_USB_C67X00_HCD is not set +# CONFIG_USB_XHCI_HCD is not set +CONFIG_USB_EHCI_HCD=y +# CONFIG_USB_EHCI_ROOT_HUB_TT is not set +CONFIG_USB_EHCI_TT_NEWSCHED=y +# CONFIG_USB_EHCI_HCD_PPC_OF is not set +# CONFIG_USB_OXU210HP_HCD is not set +# CONFIG_USB_ISP116X_HCD is not set +# CONFIG_USB_ISP1760_HCD is not set +# CONFIG_USB_ISP1362_HCD is not set +CONFIG_USB_OHCI_HCD=y +# CONFIG_USB_OHCI_HCD_PPC_OF_BE is not set +# CONFIG_USB_OHCI_HCD_PPC_OF_LE is not set +# CONFIG_USB_OHCI_HCD_PPC_OF is not set +# CONFIG_USB_OHCI_BIG_ENDIAN_DESC is not set +# CONFIG_USB_OHCI_BIG_ENDIAN_MMIO is not set +CONFIG_USB_OHCI_LITTLE_ENDIAN=y +# CONFIG_USB_UHCI_HCD is not set +# CONFIG_USB_SL811_HCD is not set +# CONFIG_USB_R8A66597_HCD is not set +# CONFIG_USB_WHCI_HCD is not set +# CONFIG_USB_HWA_HCD is not set + +# +# USB Device Class drivers +# +# CONFIG_USB_ACM is not set +# CONFIG_USB_PRINTER is not set +# CONFIG_USB_WDM is not set +# CONFIG_USB_TMC is not set + +# +# NOTE: USB_STORAGE depends on SCSI but BLK_DEV_SD may +# + +# +# also be needed; see USB_STORAGE Help for more info +# +CONFIG_USB_STORAGE=m +# CONFIG_USB_STORAGE_DEBUG is not set +# CONFIG_USB_STORAGE_DATAFAB is not set +# CONFIG_USB_STORAGE_FREECOM is not set +# CONFIG_USB_STORAGE_ISD200 is not set +# CONFIG_USB_STORAGE_USBAT is not set +# CONFIG_USB_STORAGE_SDDR09 is not set +# CONFIG_USB_STORAGE_SDDR55 is not set +# CONFIG_USB_STORAGE_JUMPSHOT is not set +# CONFIG_USB_STORAGE_ALAUDA is not set +# CONFIG_USB_STORAGE_ONETOUCH is not set +# CONFIG_USB_STORAGE_KARMA is not set +# CONFIG_USB_STORAGE_CYPRESS_ATACB is not set +# CONFIG_USB_LIBUSUAL is not set + +# +# USB Imaging devices +# +# CONFIG_USB_MDC800 is not set +# CONFIG_USB_MICROTEK is not set + +# +# USB port drivers +# +# CONFIG_USB_SERIAL is not set + +# +# USB Miscellaneous drivers +# +# CONFIG_USB_EMI62 is not set +# CONFIG_USB_EMI26 is not set +# CONFIG_USB_ADUTUX is not set +# CONFIG_USB_SEVSEG is not set +# CONFIG_USB_RIO500 is not set +# CONFIG_USB_LEGOTOWER is not set +# CONFIG_USB_LCD is not set +# CONFIG_USB_BERRY_CHARGE is not set +# CONFIG_USB_LED is not set +# CONFIG_USB_CYPRESS_CY7C63 is not set +# CONFIG_USB_CYTHERM is not set +# CONFIG_USB_IDMOUSE is not set +# CONFIG_USB_FTDI_ELAN is not set +CONFIG_USB_APPLEDISPLAY=m +# CONFIG_USB_SISUSBVGA is not set +# CONFIG_USB_LD is not set +# CONFIG_USB_TRANCEVIBRATOR is not set +# CONFIG_USB_IOWARRIOR is not set +# CONFIG_USB_TEST is not set +# CONFIG_USB_ISIGHTFW is not set +# CONFIG_USB_VST is not set +# CONFIG_USB_GADGET is not set + +# +# OTG and related infrastructure +# +# CONFIG_NOP_USB_XCEIV is not set +# CONFIG_UWB is not set +# CONFIG_MMC is not set +# CONFIG_MEMSTICK is not set +# CONFIG_NEW_LEDS is not set +# CONFIG_ACCESSIBILITY is not set +CONFIG_INFINIBAND=m +# CONFIG_INFINIBAND_USER_MAD is not set +# CONFIG_INFINIBAND_USER_ACCESS is not set +CONFIG_INFINIBAND_ADDR_TRANS=y +CONFIG_INFINIBAND_MTHCA=m +CONFIG_INFINIBAND_MTHCA_DEBUG=y +# CONFIG_INFINIBAND_IPATH is not set +# CONFIG_INFINIBAND_AMSO1100 is not set +# CONFIG_MLX4_INFINIBAND is not set +# CONFIG_INFINIBAND_NES is not set +CONFIG_INFINIBAND_IPOIB=m +# CONFIG_INFINIBAND_IPOIB_CM is not set +CONFIG_INFINIBAND_IPOIB_DEBUG=y +# CONFIG_INFINIBAND_IPOIB_DEBUG_DATA is not set +# CONFIG_INFINIBAND_SRP is not set +CONFIG_INFINIBAND_ISER=m +CONFIG_EDAC=y + +# +# Reporting subsystems +# +# CONFIG_EDAC_DEBUG is not set +CONFIG_EDAC_MM_EDAC=y +# CONFIG_EDAC_CPC925 is not set +CONFIG_RTC_LIB=y +CONFIG_RTC_CLASS=y +CONFIG_RTC_HCTOSYS=y +CONFIG_RTC_HCTOSYS_DEVICE="rtc0" +# CONFIG_RTC_DEBUG is not set + +# +# RTC interfaces +# +CONFIG_RTC_INTF_SYSFS=y +CONFIG_RTC_INTF_PROC=y +CONFIG_RTC_INTF_DEV=y +# CONFIG_RTC_INTF_DEV_UIE_EMUL is not set +# CONFIG_RTC_DRV_TEST is not set + +# +# I2C RTC drivers +# +CONFIG_RTC_DRV_DS1307=y +# CONFIG_RTC_DRV_DS1374 is not set +# CONFIG_RTC_DRV_DS1672 is not set +# CONFIG_RTC_DRV_MAX6900 is not set +# CONFIG_RTC_DRV_RS5C372 is not set +# CONFIG_RTC_DRV_ISL1208 is not set +# CONFIG_RTC_DRV_X1205 is not set +# CONFIG_RTC_DRV_PCF8563 is not set +# CONFIG_RTC_DRV_PCF8583 is not set +# CONFIG_RTC_DRV_M41T80 is not set +# CONFIG_RTC_DRV_S35390A is not set +# CONFIG_RTC_DRV_FM3130 is not set +# CONFIG_RTC_DRV_RX8581 is not set +# CONFIG_RTC_DRV_RX8025 is not set + +# +# SPI RTC drivers +# + +# +# Platform RTC drivers +# +# CONFIG_RTC_DRV_CMOS is not set +# CONFIG_RTC_DRV_DS1286 is not set +# CONFIG_RTC_DRV_DS1511 is not set +# CONFIG_RTC_DRV_DS1553 is not set +# CONFIG_RTC_DRV_DS1742 is not set +# CONFIG_RTC_DRV_STK17TA8 is not set +# CONFIG_RTC_DRV_M48T86 is not set +# CONFIG_RTC_DRV_M48T35 is not set +# CONFIG_RTC_DRV_M48T59 is not set +# CONFIG_RTC_DRV_BQ4802 is not set +# CONFIG_RTC_DRV_V3020 is not set + +# +# on-CPU RTC drivers +# +# CONFIG_RTC_DRV_GENERIC is not set +# CONFIG_DMADEVICES is not set +# CONFIG_AUXDISPLAY is not set +# CONFIG_UIO is not set + +# +# TI VLYNQ +# +# CONFIG_STAGING is not set + +# +# File systems +# +CONFIG_EXT2_FS=y +CONFIG_EXT2_FS_XATTR=y +CONFIG_EXT2_FS_POSIX_ACL=y +CONFIG_EXT2_FS_SECURITY=y +CONFIG_EXT2_FS_XIP=y +CONFIG_EXT3_FS=y +# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set +CONFIG_EXT3_FS_XATTR=y +CONFIG_EXT3_FS_POSIX_ACL=y +CONFIG_EXT3_FS_SECURITY=y +CONFIG_EXT4_FS=y +CONFIG_EXT4_FS_XATTR=y +CONFIG_EXT4_FS_POSIX_ACL=y +CONFIG_EXT4_FS_SECURITY=y +# CONFIG_EXT4_DEBUG is not set +CONFIG_FS_XIP=y +CONFIG_JBD=y +# CONFIG_JBD_DEBUG is not set +CONFIG_JBD2=y +# CONFIG_JBD2_DEBUG is not set +CONFIG_FS_MBCACHE=y +CONFIG_REISERFS_FS=y +# CONFIG_REISERFS_CHECK is not set +# CONFIG_REISERFS_PROC_INFO is not set +CONFIG_REISERFS_FS_XATTR=y +CONFIG_REISERFS_FS_POSIX_ACL=y +CONFIG_REISERFS_FS_SECURITY=y +CONFIG_JFS_FS=y +CONFIG_JFS_POSIX_ACL=y +CONFIG_JFS_SECURITY=y +# CONFIG_JFS_DEBUG is not set +# CONFIG_JFS_STATISTICS is not set +CONFIG_FS_POSIX_ACL=y +CONFIG_XFS_FS=m +# CONFIG_XFS_QUOTA is not set +CONFIG_XFS_POSIX_ACL=y +# CONFIG_XFS_RT is not set +# CONFIG_XFS_DEBUG is not set +# CONFIG_GFS2_FS is not set +# CONFIG_OCFS2_FS is not set +# CONFIG_BTRFS_FS is not set +# CONFIG_NILFS2_FS is not set +CONFIG_FILE_LOCKING=y +CONFIG_FSNOTIFY=y +CONFIG_DNOTIFY=y +CONFIG_INOTIFY=y +CONFIG_INOTIFY_USER=y +# CONFIG_QUOTA is not set +# CONFIG_AUTOFS_FS is not set +CONFIG_AUTOFS4_FS=m +# CONFIG_FUSE_FS is not set + +# +# Caches +# +# CONFIG_FSCACHE is not set + +# +# CD-ROM/DVD Filesystems +# +CONFIG_ISO9660_FS=y +# CONFIG_JOLIET is not set +# CONFIG_ZISOFS is not set +CONFIG_UDF_FS=m +CONFIG_UDF_NLS=y + +# +# DOS/FAT/NT Filesystems +# +CONFIG_FAT_FS=y +CONFIG_MSDOS_FS=y +CONFIG_VFAT_FS=y +CONFIG_FAT_DEFAULT_CODEPAGE=437 +CONFIG_FAT_DEFAULT_IOCHARSET="iso8859-1" +# CONFIG_NTFS_FS is not set + +# +# Pseudo filesystems +# +CONFIG_PROC_FS=y +CONFIG_PROC_KCORE=y +CONFIG_PROC_SYSCTL=y +CONFIG_PROC_PAGE_MONITOR=y +CONFIG_SYSFS=y +CONFIG_TMPFS=y +# CONFIG_TMPFS_POSIX_ACL is not set +# CONFIG_HUGETLBFS is not set +# CONFIG_HUGETLB_PAGE is not set +# CONFIG_CONFIGFS_FS is not set +CONFIG_MISC_FILESYSTEMS=y +# CONFIG_ADFS_FS is not set +# CONFIG_AFFS_FS is not set +CONFIG_HFS_FS=m +CONFIG_HFSPLUS_FS=m +# CONFIG_BEFS_FS is not set +# CONFIG_BFS_FS is not set +# CONFIG_EFS_FS is not set +CONFIG_CRAMFS=y +# CONFIG_SQUASHFS is not set +# CONFIG_VXFS_FS is not set +# CONFIG_MINIX_FS is not set +# CONFIG_OMFS_FS is not set +# CONFIG_HPFS_FS is not set +# CONFIG_QNX4FS_FS is not set +# CONFIG_ROMFS_FS is not set +# CONFIG_SYSV_FS is not set +# CONFIG_UFS_FS is not set +CONFIG_NETWORK_FILESYSTEMS=y +CONFIG_NFS_FS=y +CONFIG_NFS_V3=y +CONFIG_NFS_V3_ACL=y +CONFIG_NFS_V4=y +# CONFIG_NFS_V4_1 is not set +CONFIG_ROOT_NFS=y +CONFIG_NFSD=m +CONFIG_NFSD_V2_ACL=y +CONFIG_NFSD_V3=y +CONFIG_NFSD_V3_ACL=y +CONFIG_NFSD_V4=y +CONFIG_LOCKD=y +CONFIG_LOCKD_V4=y +CONFIG_EXPORTFS=m +CONFIG_NFS_ACL_SUPPORT=y +CONFIG_NFS_COMMON=y +CONFIG_SUNRPC=y +CONFIG_SUNRPC_GSS=y +CONFIG_SUNRPC_XPRT_RDMA=m +CONFIG_RPCSEC_GSS_KRB5=y +CONFIG_RPCSEC_GSS_SPKM3=m +# CONFIG_SMB_FS is not set +CONFIG_CIFS=m +# CONFIG_CIFS_STATS is not set +# CONFIG_CIFS_WEAK_PW_HASH is not set +CONFIG_CIFS_XATTR=y +CONFIG_CIFS_POSIX=y +# CONFIG_CIFS_DEBUG2 is not set +# CONFIG_CIFS_EXPERIMENTAL is not set +# CONFIG_NCP_FS is not set +# CONFIG_CODA_FS is not set +# CONFIG_AFS_FS is not set + +# +# Partition Types +# +CONFIG_PARTITION_ADVANCED=y +# CONFIG_ACORN_PARTITION is not set +# CONFIG_OSF_PARTITION is not set +# CONFIG_AMIGA_PARTITION is not set +# CONFIG_ATARI_PARTITION is not set +CONFIG_MAC_PARTITION=y +CONFIG_MSDOS_PARTITION=y +# CONFIG_BSD_DISKLABEL is not set +# CONFIG_MINIX_SUBPARTITION is not set +# CONFIG_SOLARIS_X86_PARTITION is not set +# CONFIG_UNIXWARE_DISKLABEL is not set +# CONFIG_LDM_PARTITION is not set +# CONFIG_SGI_PARTITION is not set +# CONFIG_ULTRIX_PARTITION is not set +# CONFIG_SUN_PARTITION is not set +# CONFIG_KARMA_PARTITION is not set +# CONFIG_EFI_PARTITION is not set +# CONFIG_SYSV68_PARTITION is not set +CONFIG_NLS=y +CONFIG_NLS_DEFAULT="iso8859-1" +CONFIG_NLS_CODEPAGE_437=y +CONFIG_NLS_CODEPAGE_737=m +CONFIG_NLS_CODEPAGE_775=m +CONFIG_NLS_CODEPAGE_850=m +CONFIG_NLS_CODEPAGE_852=m +CONFIG_NLS_CODEPAGE_855=m +CONFIG_NLS_CODEPAGE_857=m +CONFIG_NLS_CODEPAGE_860=m +CONFIG_NLS_CODEPAGE_861=m +CONFIG_NLS_CODEPAGE_862=m +CONFIG_NLS_CODEPAGE_863=m +CONFIG_NLS_CODEPAGE_864=m +CONFIG_NLS_CODEPAGE_865=m +CONFIG_NLS_CODEPAGE_866=m +CONFIG_NLS_CODEPAGE_869=m +CONFIG_NLS_CODEPAGE_936=m +CONFIG_NLS_CODEPAGE_950=m +CONFIG_NLS_CODEPAGE_932=m +CONFIG_NLS_CODEPAGE_949=m +CONFIG_NLS_CODEPAGE_874=m +CONFIG_NLS_ISO8859_8=m +CONFIG_NLS_CODEPAGE_1250=m +CONFIG_NLS_CODEPAGE_1251=m +CONFIG_NLS_ASCII=m +CONFIG_NLS_ISO8859_1=y +CONFIG_NLS_ISO8859_2=m +CONFIG_NLS_ISO8859_3=m +CONFIG_NLS_ISO8859_4=m +CONFIG_NLS_ISO8859_5=m +CONFIG_NLS_ISO8859_6=m +CONFIG_NLS_ISO8859_7=m +CONFIG_NLS_ISO8859_9=m +CONFIG_NLS_ISO8859_13=m +CONFIG_NLS_ISO8859_14=m +CONFIG_NLS_ISO8859_15=m +CONFIG_NLS_KOI8_R=m +CONFIG_NLS_KOI8_U=m +CONFIG_NLS_UTF8=m +# CONFIG_DLM is not set +CONFIG_BINARY_PRINTF=y + +# +# Library routines +# +CONFIG_BITREVERSE=y +CONFIG_GENERIC_FIND_LAST_BIT=y +CONFIG_CRC_CCITT=m +CONFIG_CRC16=y +CONFIG_CRC_T10DIF=y +CONFIG_CRC_ITU_T=m +CONFIG_CRC32=y +# CONFIG_CRC7 is not set +CONFIG_LIBCRC32C=m +CONFIG_ZLIB_INFLATE=y +CONFIG_ZLIB_DEFLATE=m +CONFIG_LZO_COMPRESS=m +CONFIG_LZO_DECOMPRESS=m +CONFIG_DECOMPRESS_GZIP=y +CONFIG_DECOMPRESS_BZIP2=y +CONFIG_DECOMPRESS_LZMA=y +CONFIG_TEXTSEARCH=y +CONFIG_TEXTSEARCH_KMP=m +CONFIG_TEXTSEARCH_BM=m +CONFIG_TEXTSEARCH_FSM=m +CONFIG_HAS_IOMEM=y +CONFIG_HAS_IOPORT=y +CONFIG_HAS_DMA=y +CONFIG_HAVE_LMB=y +CONFIG_NLATTR=y + +# +# Kernel hacking +# +# CONFIG_PRINTK_TIME is not set +CONFIG_ENABLE_WARN_DEPRECATED=y +CONFIG_ENABLE_MUST_CHECK=y +CONFIG_FRAME_WARN=2048 +CONFIG_MAGIC_SYSRQ=y +# CONFIG_STRIP_ASM_SYMS is not set +# CONFIG_UNUSED_SYMBOLS is not set +CONFIG_DEBUG_FS=y +# CONFIG_HEADERS_CHECK is not set +CONFIG_DEBUG_KERNEL=y +# CONFIG_DEBUG_SHIRQ is not set +CONFIG_DETECT_SOFTLOCKUP=y +# CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC is not set +CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC_VALUE=0 +CONFIG_DETECT_HUNG_TASK=y +# CONFIG_BOOTPARAM_HUNG_TASK_PANIC is not set +CONFIG_BOOTPARAM_HUNG_TASK_PANIC_VALUE=0 +CONFIG_SCHED_DEBUG=y +CONFIG_SCHEDSTATS=y +# CONFIG_TIMER_STATS is not set +# CONFIG_DEBUG_OBJECTS is not set +# CONFIG_SLUB_DEBUG_ON is not set +# CONFIG_SLUB_STATS is not set +# CONFIG_DEBUG_KMEMLEAK is not set +# CONFIG_DEBUG_RT_MUTEXES is not set +# CONFIG_RT_MUTEX_TESTER is not set +# CONFIG_DEBUG_SPINLOCK is not set +CONFIG_DEBUG_MUTEXES=y +# CONFIG_DEBUG_LOCK_ALLOC is not set +# CONFIG_PROVE_LOCKING is not set +# CONFIG_LOCK_STAT is not set +CONFIG_TRACE_IRQFLAGS=y +# CONFIG_DEBUG_SPINLOCK_SLEEP is not set +# CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set +CONFIG_STACKTRACE=y +# CONFIG_DEBUG_KOBJECT is not set +CONFIG_DEBUG_BUGVERBOSE=y +# CONFIG_DEBUG_INFO is not set +# CONFIG_DEBUG_VM is not set +# CONFIG_DEBUG_WRITECOUNT is not set +CONFIG_DEBUG_MEMORY_INIT=y +# CONFIG_DEBUG_LIST is not set +# CONFIG_DEBUG_SG is not set +# CONFIG_DEBUG_NOTIFIERS is not set +# CONFIG_DEBUG_CREDENTIALS is not set +# CONFIG_RCU_TORTURE_TEST is not set +# CONFIG_RCU_CPU_STALL_DETECTOR is not set +# CONFIG_BACKTRACE_SELF_TEST is not set +# CONFIG_DEBUG_BLOCK_EXT_DEVT is not set +# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set +# CONFIG_FAULT_INJECTION is not set +CONFIG_LATENCYTOP=y +CONFIG_SYSCTL_SYSCALL_CHECK=y +# CONFIG_DEBUG_PAGEALLOC is not set +CONFIG_NOP_TRACER=y +CONFIG_HAVE_FUNCTION_TRACER=y +CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y +CONFIG_HAVE_DYNAMIC_FTRACE=y +CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y +CONFIG_TRACER_MAX_TRACE=y +CONFIG_RING_BUFFER=y +CONFIG_EVENT_TRACING=y +CONFIG_CONTEXT_SWITCH_TRACER=y +CONFIG_RING_BUFFER_ALLOW_SWAP=y +CONFIG_TRACING=y +CONFIG_GENERIC_TRACER=y +CONFIG_TRACING_SUPPORT=y +CONFIG_FTRACE=y +# CONFIG_FUNCTION_TRACER is not set +CONFIG_IRQSOFF_TRACER=y +CONFIG_SCHED_TRACER=y +# CONFIG_BOOT_TRACER is not set +CONFIG_BRANCH_PROFILE_NONE=y +# CONFIG_PROFILE_ANNOTATED_BRANCHES is not set +# CONFIG_PROFILE_ALL_BRANCHES is not set +# CONFIG_STACK_TRACER is not set +# CONFIG_KMEMTRACE is not set +# CONFIG_WORKQUEUE_TRACER is not set +CONFIG_BLK_DEV_IO_TRACE=y +# CONFIG_FTRACE_STARTUP_TEST is not set +# CONFIG_RING_BUFFER_BENCHMARK is not set +# CONFIG_DYNAMIC_DEBUG is not set +# CONFIG_DMA_API_DEBUG is not set +# CONFIG_SAMPLES is not set +CONFIG_HAVE_ARCH_KGDB=y +# CONFIG_KGDB is not set +# CONFIG_PPC_DISABLE_WERROR is not set +CONFIG_PPC_WERROR=y +CONFIG_PRINT_STACK_DEPTH=64 +CONFIG_DEBUG_STACKOVERFLOW=y +CONFIG_DEBUG_STACK_USAGE=y +# CONFIG_PPC_EMULATED_STATS is not set +CONFIG_CODE_PATCHING_SELFTEST=y +CONFIG_FTR_FIXUP_SELFTEST=y +CONFIG_MSI_BITMAP_SELFTEST=y +CONFIG_XMON=y +# CONFIG_XMON_DEFAULT is not set +CONFIG_XMON_DISASSEMBLY=y +CONFIG_DEBUGGER=y +CONFIG_IRQSTACKS=y +# CONFIG_VIRQ_DEBUG is not set +# CONFIG_PPC_EARLY_DEBUG is not set + +# +# Security options +# +# CONFIG_KEYS is not set +# CONFIG_SECURITY is not set +# CONFIG_SECURITYFS is not set +# CONFIG_SECURITY_FILE_CAPABILITIES is not set +CONFIG_XOR_BLOCKS=y +CONFIG_ASYNC_CORE=y +CONFIG_ASYNC_MEMCPY=y +CONFIG_ASYNC_XOR=y +CONFIG_ASYNC_PQ=y +CONFIG_ASYNC_RAID6_RECOV=y +CONFIG_CRYPTO=y + +# +# Crypto core or helper +# +CONFIG_CRYPTO_ALGAPI=y +CONFIG_CRYPTO_ALGAPI2=y +CONFIG_CRYPTO_AEAD=m +CONFIG_CRYPTO_AEAD2=y +CONFIG_CRYPTO_BLKCIPHER=y +CONFIG_CRYPTO_BLKCIPHER2=y +CONFIG_CRYPTO_HASH=y +CONFIG_CRYPTO_HASH2=y +CONFIG_CRYPTO_RNG=m +CONFIG_CRYPTO_RNG2=y +CONFIG_CRYPTO_PCOMP=y +CONFIG_CRYPTO_MANAGER=y +CONFIG_CRYPTO_MANAGER2=y +CONFIG_CRYPTO_GF128MUL=m +CONFIG_CRYPTO_NULL=m +CONFIG_CRYPTO_WORKQUEUE=y +# CONFIG_CRYPTO_CRYPTD is not set +CONFIG_CRYPTO_AUTHENC=m +CONFIG_CRYPTO_TEST=m + +# +# Authenticated Encryption with Associated Data +# +CONFIG_CRYPTO_CCM=m +CONFIG_CRYPTO_GCM=m +CONFIG_CRYPTO_SEQIV=m + +# +# Block modes +# +CONFIG_CRYPTO_CBC=y +CONFIG_CRYPTO_CTR=m +# CONFIG_CRYPTO_CTS is not set +CONFIG_CRYPTO_ECB=m +# CONFIG_CRYPTO_LRW is not set +CONFIG_CRYPTO_PCBC=m +# CONFIG_CRYPTO_XTS is not set + +# +# Hash modes +# +CONFIG_CRYPTO_HMAC=y +# CONFIG_CRYPTO_XCBC is not set +# CONFIG_CRYPTO_VMAC is not set + +# +# Digest +# +CONFIG_CRYPTO_CRC32C=m +CONFIG_CRYPTO_GHASH=m +CONFIG_CRYPTO_MD4=m +CONFIG_CRYPTO_MD5=y +CONFIG_CRYPTO_MICHAEL_MIC=m +# CONFIG_CRYPTO_RMD128 is not set +# CONFIG_CRYPTO_RMD160 is not set +# CONFIG_CRYPTO_RMD256 is not set +# CONFIG_CRYPTO_RMD320 is not set +CONFIG_CRYPTO_SHA1=m +CONFIG_CRYPTO_SHA256=m +CONFIG_CRYPTO_SHA512=m +CONFIG_CRYPTO_TGR192=m +CONFIG_CRYPTO_WP512=m + +# +# Ciphers +# +CONFIG_CRYPTO_AES=m +CONFIG_CRYPTO_ANUBIS=m +CONFIG_CRYPTO_ARC4=m +CONFIG_CRYPTO_BLOWFISH=m +# CONFIG_CRYPTO_CAMELLIA is not set +CONFIG_CRYPTO_CAST5=m +CONFIG_CRYPTO_CAST6=m +CONFIG_CRYPTO_DES=y +# CONFIG_CRYPTO_FCRYPT is not set +CONFIG_CRYPTO_KHAZAD=m +CONFIG_CRYPTO_SALSA20=m +# CONFIG_CRYPTO_SEED is not set +CONFIG_CRYPTO_SERPENT=m +CONFIG_CRYPTO_TEA=m +CONFIG_CRYPTO_TWOFISH=m +CONFIG_CRYPTO_TWOFISH_COMMON=m + +# +# Compression +# +CONFIG_CRYPTO_DEFLATE=m +# CONFIG_CRYPTO_ZLIB is not set +CONFIG_CRYPTO_LZO=m + +# +# Random Number Generation +# +# CONFIG_CRYPTO_ANSI_CPRNG is not set +# CONFIG_CRYPTO_HW is not set +# CONFIG_PPC_CLOCK is not set +# CONFIG_VIRTUALIZATION is not set diff --git a/arch/powerpc/include/asm/firmware.h b/arch/powerpc/include/asm/firmware.h index 3a179827528..20778a405d7 100644 --- a/arch/powerpc/include/asm/firmware.h +++ b/arch/powerpc/include/asm/firmware.h @@ -37,7 +37,7 @@ #define FW_FEATURE_VIO ASM_CONST(0x0000000000004000) #define FW_FEATURE_RDMA ASM_CONST(0x0000000000008000) #define FW_FEATURE_LLAN ASM_CONST(0x0000000000010000) -#define FW_FEATURE_BULK ASM_CONST(0x0000000000020000) +#define FW_FEATURE_BULK_REMOVE ASM_CONST(0x0000000000020000) #define FW_FEATURE_XDABR ASM_CONST(0x0000000000040000) #define FW_FEATURE_MULTITCE ASM_CONST(0x0000000000080000) #define FW_FEATURE_SPLPAR ASM_CONST(0x0000000000100000) @@ -45,8 +45,7 @@ #define FW_FEATURE_LPAR ASM_CONST(0x0000000000400000) #define FW_FEATURE_PS3_LV1 ASM_CONST(0x0000000000800000) #define FW_FEATURE_BEAT ASM_CONST(0x0000000001000000) -#define FW_FEATURE_BULK_REMOVE ASM_CONST(0x0000000002000000) -#define FW_FEATURE_CMO ASM_CONST(0x0000000004000000) +#define FW_FEATURE_CMO ASM_CONST(0x0000000002000000) #ifndef __ASSEMBLY__ @@ -58,8 +57,9 @@ enum { FW_FEATURE_PERF | FW_FEATURE_DUMP | FW_FEATURE_INTERRUPT | FW_FEATURE_MIGRATE | FW_FEATURE_PERFMON | FW_FEATURE_CRQ | FW_FEATURE_VIO | FW_FEATURE_RDMA | FW_FEATURE_LLAN | - FW_FEATURE_BULK | FW_FEATURE_XDABR | FW_FEATURE_MULTITCE | - FW_FEATURE_SPLPAR | FW_FEATURE_LPAR | FW_FEATURE_CMO, + FW_FEATURE_BULK_REMOVE | FW_FEATURE_XDABR | + FW_FEATURE_MULTITCE | FW_FEATURE_SPLPAR | FW_FEATURE_LPAR | + FW_FEATURE_CMO, FW_FEATURE_PSERIES_ALWAYS = 0, FW_FEATURE_ISERIES_POSSIBLE = FW_FEATURE_ISERIES | FW_FEATURE_LPAR, FW_FEATURE_ISERIES_ALWAYS = FW_FEATURE_ISERIES | FW_FEATURE_LPAR, diff --git a/arch/powerpc/kernel/cputable.c b/arch/powerpc/kernel/cputable.c index 0b9c9135922..03c862b6a9c 100644 --- a/arch/powerpc/kernel/cputable.c +++ b/arch/powerpc/kernel/cputable.c @@ -711,6 +711,8 @@ static struct cpu_spec __initdata cpu_specs[] = { .cpu_setup = __setup_cpu_750, .machine_check = machine_check_generic, .platform = "ppc750", + .oprofile_cpu_type = "ppc/750", + .oprofile_type = PPC_OPROFILE_G4, }, { /* 745/755 */ .pvr_mask = 0xfffff000, diff --git a/arch/powerpc/kernel/entry_64.S b/arch/powerpc/kernel/entry_64.S index 900e0eea009..9763267e38b 100644 --- a/arch/powerpc/kernel/entry_64.S +++ b/arch/powerpc/kernel/entry_64.S @@ -658,42 +658,43 @@ do_work: cmpdi r0,0 crandc eq,cr1*4+eq,eq bne restore - /* here we are preempting the current task */ -1: -#ifdef CONFIG_TRACE_IRQFLAGS - bl .trace_hardirqs_on - /* Note: we just clobbered r10 which used to contain the previous - * MSR before the hard-disabling done by the caller of do_work. - * We don't have that value anymore, but it doesn't matter as - * we will hard-enable unconditionally, we can just reload the - * current MSR into r10 + + /* Here we are preempting the current task. + * + * Ensure interrupts are soft-disabled. We also properly mark + * the PACA to reflect the fact that they are hard-disabled + * and trace the change */ - mfmsr r10 -#endif /* CONFIG_TRACE_IRQFLAGS */ - li r0,1 + li r0,0 stb r0,PACASOFTIRQEN(r13) stb r0,PACAHARDIRQEN(r13) + TRACE_DISABLE_INTS + + /* Call the scheduler with soft IRQs off */ +1: bl .preempt_schedule_irq + + /* Hard-disable interrupts again (and update PACA) */ #ifdef CONFIG_PPC_BOOK3E - wrteei 1 - bl .preempt_schedule wrteei 0 #else - ori r10,r10,MSR_EE - mtmsrd r10,1 /* reenable interrupts */ - bl .preempt_schedule mfmsr r10 - clrrdi r9,r1,THREAD_SHIFT - rldicl r10,r10,48,1 /* disable interrupts again */ + rldicl r10,r10,48,1 rotldi r10,r10,16 mtmsrd r10,1 #endif /* CONFIG_PPC_BOOK3E */ + li r0,0 + stb r0,PACAHARDIRQEN(r13) + + /* Re-test flags and eventually loop */ + clrrdi r9,r1,THREAD_SHIFT ld r4,TI_FLAGS(r9) andi. r0,r4,_TIF_NEED_RESCHED bne 1b b restore user_work: -#endif +#endif /* CONFIG_PREEMPT */ + /* Enable interrupts */ #ifdef CONFIG_PPC_BOOK3E wrteei 1 @@ -1038,8 +1039,7 @@ _GLOBAL(mod_return_to_handler) * We are in a module using the module's TOC. * Switch to our TOC to run inside the core kernel. */ - LOAD_REG_IMMEDIATE(r4,ftrace_return_to_handler) - ld r2, 8(r4) + ld r2, PACATOC(r13) bl .ftrace_return_to_handler nop diff --git a/arch/powerpc/kernel/kgdb.c b/arch/powerpc/kernel/kgdb.c index fe8f71dd0b3..641c74bb8e2 100644 --- a/arch/powerpc/kernel/kgdb.c +++ b/arch/powerpc/kernel/kgdb.c @@ -282,12 +282,6 @@ void gdb_regs_to_pt_regs(unsigned long *gdb_regs, struct pt_regs *regs) { unsigned long *ptr = gdb_regs; int reg; -#ifdef CONFIG_SPE - union { - u32 v32[2]; - u64 v64; - } acc; -#endif for (reg = 0; reg < 32; reg++) UNPACK64(regs->gpr[reg], ptr); diff --git a/arch/powerpc/kernel/pci-common.c b/arch/powerpc/kernel/pci-common.c index bb8209e3493..e8dfdbd9327 100644 --- a/arch/powerpc/kernel/pci-common.c +++ b/arch/powerpc/kernel/pci-common.c @@ -1190,7 +1190,7 @@ EXPORT_SYMBOL(pcibios_align_resource); * Reparent resource children of pr that conflict with res * under res, and make res replace those children. */ -static int __init reparent_resources(struct resource *parent, +static int reparent_resources(struct resource *parent, struct resource *res) { struct resource *p, **pp; diff --git a/arch/powerpc/kernel/pci_64.c b/arch/powerpc/kernel/pci_64.c index ba949a2c93a..ccf56ac92de 100644 --- a/arch/powerpc/kernel/pci_64.c +++ b/arch/powerpc/kernel/pci_64.c @@ -97,7 +97,9 @@ int pcibios_unmap_io_space(struct pci_bus *bus) * to do an appropriate TLB flush here too */ if (bus->self) { +#ifdef CONFIG_PPC_STD_MMU_64 struct resource *res = bus->resource[0]; +#endif pr_debug("IO unmapping for PCI-PCI bridge %s\n", pci_name(bus->self)); diff --git a/arch/powerpc/kernel/perf_event.c b/arch/powerpc/kernel/perf_event.c index bbcbae183e9..87f1663584b 100644 --- a/arch/powerpc/kernel/perf_event.c +++ b/arch/powerpc/kernel/perf_event.c @@ -116,20 +116,23 @@ static inline void perf_get_data_addr(struct pt_regs *regs, u64 *addrp) static inline u32 perf_get_misc_flags(struct pt_regs *regs) { unsigned long mmcra = regs->dsisr; + unsigned long sihv = MMCRA_SIHV; + unsigned long sipr = MMCRA_SIPR; if (TRAP(regs) != 0xf00) return 0; /* not a PMU interrupt */ if (ppmu->flags & PPMU_ALT_SIPR) { - if (mmcra & POWER6_MMCRA_SIHV) - return PERF_RECORD_MISC_HYPERVISOR; - return (mmcra & POWER6_MMCRA_SIPR) ? - PERF_RECORD_MISC_USER : PERF_RECORD_MISC_KERNEL; + sihv = POWER6_MMCRA_SIHV; + sipr = POWER6_MMCRA_SIPR; } - if (mmcra & MMCRA_SIHV) + + /* PR has priority over HV, so order below is important */ + if (mmcra & sipr) + return PERF_RECORD_MISC_USER; + if ((mmcra & sihv) && (freeze_events_kernel != MMCR0_FCHV)) return PERF_RECORD_MISC_HYPERVISOR; - return (mmcra & MMCRA_SIPR) ? PERF_RECORD_MISC_USER : - PERF_RECORD_MISC_KERNEL; + return PERF_RECORD_MISC_KERNEL; } /* diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c index 1168c5f440a..c930ac38e59 100644 --- a/arch/powerpc/kernel/process.c +++ b/arch/powerpc/kernel/process.c @@ -1016,9 +1016,13 @@ void show_stack(struct task_struct *tsk, unsigned long *stack) #ifdef CONFIG_FUNCTION_GRAPH_TRACER int curr_frame = current->curr_ret_stack; extern void return_to_handler(void); - unsigned long addr = (unsigned long)return_to_handler; + unsigned long rth = (unsigned long)return_to_handler; + unsigned long mrth = -1; #ifdef CONFIG_PPC64 - addr = *(unsigned long*)addr; + extern void mod_return_to_handler(void); + rth = *(unsigned long *)rth; + mrth = (unsigned long)mod_return_to_handler; + mrth = *(unsigned long *)mrth; #endif #endif @@ -1044,7 +1048,7 @@ void show_stack(struct task_struct *tsk, unsigned long *stack) if (!firstframe || ip != lr) { printk("["REG"] ["REG"] %pS", sp, ip, (void *)ip); #ifdef CONFIG_FUNCTION_GRAPH_TRACER - if (ip == addr && curr_frame >= 0) { + if ((ip == rth || ip == mrth) && curr_frame >= 0) { printk(" (%pS)", (void *)current->ret_stack[curr_frame].ret); curr_frame--; @@ -1168,7 +1172,7 @@ unsigned long arch_randomize_brk(struct mm_struct *mm) unsigned long base = mm->brk; unsigned long ret; -#ifdef CONFIG_PPC64 +#ifdef CONFIG_PPC_STD_MMU_64 /* * If we are using 1TB segments and we are allowed to randomise * the heap, we can put it above 1TB so it is backed by a 1TB diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c index 797ea95aae2..04f638d82fb 100644 --- a/arch/powerpc/kernel/setup_64.c +++ b/arch/powerpc/kernel/setup_64.c @@ -57,7 +57,6 @@ #include <asm/cache.h> #include <asm/page.h> #include <asm/mmu.h> -#include <asm/mmu-hash64.h> #include <asm/firmware.h> #include <asm/xmon.h> #include <asm/udbg.h> diff --git a/arch/powerpc/kernel/vdso.c b/arch/powerpc/kernel/vdso.c index 94e2df3cae0..137dc22afa4 100644 --- a/arch/powerpc/kernel/vdso.c +++ b/arch/powerpc/kernel/vdso.c @@ -50,6 +50,9 @@ /* Max supported size for symbol names */ #define MAX_SYMNAME 64 +/* The alignment of the vDSO */ +#define VDSO_ALIGNMENT (1 << 16) + extern char vdso32_start, vdso32_end; static void *vdso32_kbase = &vdso32_start; static unsigned int vdso32_pages; @@ -231,15 +234,21 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp) * pick a base address for the vDSO in process space. We try to put it * at vdso_base which is the "natural" base for it, but we might fail * and end up putting it elsewhere. + * Add enough to the size so that the result can be aligned. */ down_write(&mm->mmap_sem); vdso_base = get_unmapped_area(NULL, vdso_base, - vdso_pages << PAGE_SHIFT, 0, 0); + (vdso_pages << PAGE_SHIFT) + + ((VDSO_ALIGNMENT - 1) & PAGE_MASK), + 0, 0); if (IS_ERR_VALUE(vdso_base)) { rc = vdso_base; goto fail_mmapsem; } + /* Add required alignment. */ + vdso_base = ALIGN(vdso_base, VDSO_ALIGNMENT); + /* * Put vDSO base into mm struct. We need to do this before calling * install_special_mapping or the perf counter mmap tracking code diff --git a/arch/powerpc/kernel/vdso32/vdso32.lds.S b/arch/powerpc/kernel/vdso32/vdso32.lds.S index 904ef1360dd..0546bcd49cd 100644 --- a/arch/powerpc/kernel/vdso32/vdso32.lds.S +++ b/arch/powerpc/kernel/vdso32/vdso32.lds.S @@ -25,7 +25,7 @@ SECTIONS . = ALIGN(16); .text : { *(.text .stub .text.* .gnu.linkonce.t.* __ftr_alt_*) - } + } :text PROVIDE(__etext = .); PROVIDE(_etext = .); PROVIDE(etext = .); @@ -56,7 +56,7 @@ SECTIONS .fixup : { *(.fixup) } .dynamic : { *(.dynamic) } :text :dynamic - .got : { *(.got) } + .got : { *(.got) } :text .plt : { *(.plt) } _end = .; diff --git a/arch/powerpc/kernel/vmlinux.lds.S b/arch/powerpc/kernel/vmlinux.lds.S index f56429362a1..27735a7ac12 100644 --- a/arch/powerpc/kernel/vmlinux.lds.S +++ b/arch/powerpc/kernel/vmlinux.lds.S @@ -236,6 +236,7 @@ SECTIONS READ_MOSTLY_DATA(L1_CACHE_BYTES) } + . = ALIGN(PAGE_SIZE); .data_nosave : AT(ADDR(.data_nosave) - LOAD_OFFSET) { NOSAVE_DATA } diff --git a/arch/powerpc/mm/slb_low.S b/arch/powerpc/mm/slb_low.S index bc44dc4b5c6..95ce3558169 100644 --- a/arch/powerpc/mm/slb_low.S +++ b/arch/powerpc/mm/slb_low.S @@ -72,19 +72,17 @@ _GLOBAL(slb_miss_kernel_load_vmemmap) 1: #endif /* CONFIG_SPARSEMEM_VMEMMAP */ - /* vmalloc/ioremap mapping encoding bits, the "li" instructions below - * will be patched by the kernel at boot + /* vmalloc mapping gets the encoding from the PACA as the mapping + * can be demoted from 64K -> 4K dynamically on some machines */ -BEGIN_FTR_SECTION - /* check whether this is in vmalloc or ioremap space */ clrldi r11,r10,48 cmpldi r11,(VMALLOC_SIZE >> 28) - 1 bgt 5f lhz r11,PACAVMALLOCSLLP(r13) b 6f 5: -END_FTR_SECTION_IFCLR(CPU_FTR_CI_LARGE_PAGE) -_GLOBAL(slb_miss_kernel_load_io) + /* IO mapping */ + _GLOBAL(slb_miss_kernel_load_io) li r11,0 6: BEGIN_FTR_SECTION diff --git a/arch/powerpc/platforms/52xx/mpc5200_simple.c b/arch/powerpc/platforms/52xx/mpc5200_simple.c index c31e5b534f0..d45be5b5ad4 100644 --- a/arch/powerpc/platforms/52xx/mpc5200_simple.c +++ b/arch/powerpc/platforms/52xx/mpc5200_simple.c @@ -51,6 +51,8 @@ static void __init mpc5200_simple_setup_arch(void) /* list of the supported boards */ static char *board[] __initdata = { "intercontrol,digsy-mtc", + "manroland,mucmc52", + "manroland,uc101", "phytec,pcm030", "phytec,pcm032", "promess,motionpro", diff --git a/arch/powerpc/platforms/cell/axon_msi.c b/arch/powerpc/platforms/cell/axon_msi.c index aca5741ddc6..a86c34b3bb8 100644 --- a/arch/powerpc/platforms/cell/axon_msi.c +++ b/arch/powerpc/platforms/cell/axon_msi.c @@ -365,7 +365,7 @@ static int axon_msi_probe(struct of_device *device, printk(KERN_ERR "axon_msi: couldn't parse dcr properties on %s\n", dn->full_name); - goto out; + goto out_free_msic; } msic->dcr_host = dcr_map(dn, dcr_base, dcr_len); diff --git a/arch/powerpc/platforms/iseries/Makefile b/arch/powerpc/platforms/iseries/Makefile index cc7161ff166..ce014928d46 100644 --- a/arch/powerpc/platforms/iseries/Makefile +++ b/arch/powerpc/platforms/iseries/Makefile @@ -1,18 +1,9 @@ EXTRA_CFLAGS += -mno-minimal-toc -extra-y += dt.o - obj-y += exception.o -obj-y += hvlog.o hvlpconfig.o lpardata.o setup.o dt_mod.o mf.o lpevents.o \ +obj-y += hvlog.o hvlpconfig.o lpardata.o setup.o dt.o mf.o lpevents.o \ hvcall.o proc.o htab.o iommu.o misc.o irq.o obj-$(CONFIG_PCI) += pci.o obj-$(CONFIG_SMP) += smp.o obj-$(CONFIG_VIOPATH) += viopath.o vio.o obj-$(CONFIG_MODULES) += ksyms.o - -quiet_cmd_dt_strings = DT_STR $@ - cmd_dt_strings = $(OBJCOPY) --rename-section .rodata.str1.8=.dt_strings \ - $< $@ - -$(obj)/dt_mod.o: $(obj)/dt.o - $(call if_changed,dt_strings) diff --git a/arch/powerpc/platforms/iseries/dt.c b/arch/powerpc/platforms/iseries/dt.c index c5a87a72057..7f45a51fe79 100644 --- a/arch/powerpc/platforms/iseries/dt.c +++ b/arch/powerpc/platforms/iseries/dt.c @@ -51,11 +51,16 @@ /* * These are created by the linker script at the start and end - * of the section containing all the strings from this file. + * of the section containing all the strings marked with the DS macro. */ extern char __dt_strings_start[]; extern char __dt_strings_end[]; +#define DS(s) ({ \ + static const char __s[] __attribute__((section(".dt_strings"))) = s; \ + __s; \ +}) + struct iseries_flat_dt { struct boot_param_header header; u64 reserve_map[2]; @@ -64,9 +69,8 @@ struct iseries_flat_dt { static void * __initdata dt_data; /* - * Putting these strings here keeps them out of the section - * that we rename to .dt_strings using objcopy and capture - * for the strings blob of the flattened device tree. + * Putting these strings here keeps them out of the .dt_strings section + * that we capture for the strings blob of the flattened device tree. */ static char __initdata device_type_cpu[] = "cpu"; static char __initdata device_type_memory[] = "memory"; @@ -173,7 +177,7 @@ static void __init dt_start_node(struct iseries_flat_dt *dt, const char *name) #define dt_end_node(dt) dt_push_u32(dt, OF_DT_END_NODE) -static void __init dt_prop(struct iseries_flat_dt *dt, const char *name, +static void __init __dt_prop(struct iseries_flat_dt *dt, const char *name, const void *data, int len) { unsigned long offset; @@ -191,44 +195,32 @@ static void __init dt_prop(struct iseries_flat_dt *dt, const char *name, /* The actual data. */ dt_push_bytes(dt, data, len); } +#define dt_prop(dt, name, data, len) __dt_prop((dt), DS(name), (data), (len)) -static void __init dt_prop_str(struct iseries_flat_dt *dt, const char *name, - const char *data) -{ - dt_prop(dt, name, data, strlen(data) + 1); /* + 1 for NULL */ -} +#define dt_prop_str(dt, name, data) \ + dt_prop((dt), name, (data), strlen((data)) + 1); /* + 1 for NULL */ -static void __init dt_prop_u32(struct iseries_flat_dt *dt, const char *name, +static void __init __dt_prop_u32(struct iseries_flat_dt *dt, const char *name, u32 data) { - dt_prop(dt, name, &data, sizeof(u32)); + __dt_prop(dt, name, &data, sizeof(u32)); } +#define dt_prop_u32(dt, name, data) __dt_prop_u32((dt), DS(name), (data)) -static void __init __maybe_unused dt_prop_u64(struct iseries_flat_dt *dt, - const char *name, - u64 data) +static void __init __maybe_unused __dt_prop_u64(struct iseries_flat_dt *dt, + const char *name, u64 data) { - dt_prop(dt, name, &data, sizeof(u64)); + __dt_prop(dt, name, &data, sizeof(u64)); } +#define dt_prop_u64(dt, name, data) __dt_prop_u64((dt), DS(name), (data)) -static void __init dt_prop_u64_list(struct iseries_flat_dt *dt, - const char *name, u64 *data, int n) -{ - dt_prop(dt, name, data, sizeof(u64) * n); -} +#define dt_prop_u64_list(dt, name, data, n) \ + dt_prop((dt), name, (data), sizeof(u64) * (n)) -static void __init dt_prop_u32_list(struct iseries_flat_dt *dt, - const char *name, u32 *data, int n) -{ - dt_prop(dt, name, data, sizeof(u32) * n); -} +#define dt_prop_u32_list(dt, name, data, n) \ + dt_prop((dt), name, (data), sizeof(u32) * (n)) -#ifdef notyet -static void __init dt_prop_empty(struct iseries_flat_dt *dt, const char *name) -{ - dt_prop(dt, name, NULL, 0); -} -#endif +#define dt_prop_empty(dt, name) dt_prop((dt), name, NULL, 0) static void __init dt_cpus(struct iseries_flat_dt *dt) { diff --git a/arch/powerpc/platforms/powermac/low_i2c.c b/arch/powerpc/platforms/powermac/low_i2c.c index 21226b74c9b..414ca9849f2 100644 --- a/arch/powerpc/platforms/powermac/low_i2c.c +++ b/arch/powerpc/platforms/powermac/low_i2c.c @@ -540,8 +540,11 @@ static struct pmac_i2c_host_kw *__init kw_i2c_host_init(struct device_node *np) /* Make sure IRQ is disabled */ kw_write_reg(reg_ier, 0); - /* Request chip interrupt */ - if (request_irq(host->irq, kw_i2c_irq, 0, "keywest i2c", host)) + /* Request chip interrupt. We set IRQF_TIMER because we don't + * want that interrupt disabled between the 2 passes of driver + * suspend or we'll have issues running the pfuncs + */ + if (request_irq(host->irq, kw_i2c_irq, IRQF_TIMER, "keywest i2c", host)) host->irq = NO_IRQ; printk(KERN_INFO "KeyWest i2c @0x%08x irq %d %s\n", diff --git a/arch/powerpc/platforms/pseries/firmware.c b/arch/powerpc/platforms/pseries/firmware.c index 5a707da3f5c..0a14d8cd314 100644 --- a/arch/powerpc/platforms/pseries/firmware.c +++ b/arch/powerpc/platforms/pseries/firmware.c @@ -51,11 +51,10 @@ firmware_features_table[FIRMWARE_MAX_FEATURES] = { {FW_FEATURE_VIO, "hcall-vio"}, {FW_FEATURE_RDMA, "hcall-rdma"}, {FW_FEATURE_LLAN, "hcall-lLAN"}, - {FW_FEATURE_BULK, "hcall-bulk"}, + {FW_FEATURE_BULK_REMOVE, "hcall-bulk"}, {FW_FEATURE_XDABR, "hcall-xdabr"}, {FW_FEATURE_MULTITCE, "hcall-multi-tce"}, {FW_FEATURE_SPLPAR, "hcall-splpar"}, - {FW_FEATURE_BULK_REMOVE, "hcall-bulk"}, }; /* Build up the firmware features bitmask using the contents of diff --git a/arch/powerpc/xmon/xmon.c b/arch/powerpc/xmon/xmon.c index c6f0a71b405..bdbe96c8a7e 100644 --- a/arch/powerpc/xmon/xmon.c +++ b/arch/powerpc/xmon/xmon.c @@ -517,6 +517,15 @@ static int xmon_core(struct pt_regs *regs, int fromipi) in_xmon = 0; #endif +#ifdef CONFIG_BOOKE + if (regs->msr & MSR_DE) { + bp = at_breakpoint(regs->nip); + if (bp != NULL) { + regs->nip = (unsigned long) &bp->instr[0]; + atomic_inc(&bp->ref_count); + } + } +#else if ((regs->msr & (MSR_IR|MSR_PR|MSR_SF)) == (MSR_IR|MSR_SF)) { bp = at_breakpoint(regs->nip); if (bp != NULL) { @@ -530,7 +539,7 @@ static int xmon_core(struct pt_regs *regs, int fromipi) } } } - +#endif insert_cpu_bpts(); local_irq_restore(flags); @@ -894,6 +903,14 @@ cmds(struct pt_regs *excp) } } +#ifdef CONFIG_BOOKE +static int do_step(struct pt_regs *regs) +{ + regs->msr |= MSR_DE; + mtspr(SPRN_DBCR0, mfspr(SPRN_DBCR0) | DBCR0_IC | DBCR0_IDM); + return 1; +} +#else /* * Step a single instruction. * Some instructions we emulate, others we execute with MSR_SE set. @@ -924,6 +941,7 @@ static int do_step(struct pt_regs *regs) regs->msr |= MSR_SE; return 1; } +#endif static void bootcmds(void) { diff --git a/arch/s390/hypfs/hypfs_diag.c b/arch/s390/hypfs/hypfs_diag.c index 704dd396257..77df726180b 100644 --- a/arch/s390/hypfs/hypfs_diag.c +++ b/arch/s390/hypfs/hypfs_diag.c @@ -438,7 +438,7 @@ static int diag204_probe(void) } if (diag204((unsigned long)SUBC_STIB6 | (unsigned long)INFO_EXT, pages, buf) >= 0) { - diag204_store_sc = SUBC_STIB7; + diag204_store_sc = SUBC_STIB6; diag204_info_type = INFO_EXT; goto out; } diff --git a/arch/s390/include/asm/cputime.h b/arch/s390/include/asm/cputime.h index 24b1244aadb..f23961ada7f 100644 --- a/arch/s390/include/asm/cputime.h +++ b/arch/s390/include/asm/cputime.h @@ -78,7 +78,7 @@ cputime64_to_jiffies64(cputime64_t cputime) static inline unsigned int cputime_to_msecs(const cputime_t cputime) { - return __div(cputime, 4096000); + return cputime_div(cputime, 4096000); } static inline cputime_t @@ -160,7 +160,7 @@ cputime_to_timeval(const cputime_t cputime, struct timeval *value) static inline clock_t cputime_to_clock_t(cputime_t cputime) { - return __div(cputime, 4096000000ULL / USER_HZ); + return cputime_div(cputime, 4096000000ULL / USER_HZ); } static inline cputime_t @@ -175,7 +175,7 @@ clock_t_to_cputime(unsigned long x) static inline clock_t cputime64_to_clock_t(cputime64_t cputime) { - return __div(cputime, 4096000000ULL / USER_HZ); + return cputime_div(cputime, 4096000000ULL / USER_HZ); } struct s390_idle_data { diff --git a/arch/s390/kernel/ipl.c b/arch/s390/kernel/ipl.c index ee57a42e6e9..4890ac6d7fa 100644 --- a/arch/s390/kernel/ipl.c +++ b/arch/s390/kernel/ipl.c @@ -1595,10 +1595,9 @@ static void stop_run(struct shutdown_trigger *trigger) { if (strcmp(trigger->name, ON_PANIC_STR) == 0) disabled_wait((unsigned long) __builtin_return_address(0)); - else { - signal_processor(smp_processor_id(), sigp_stop); - for (;;); - } + while (signal_processor(smp_processor_id(), sigp_stop) == sigp_busy) + cpu_relax(); + for (;;); } static struct shutdown_action stop_action = {SHUTDOWN_ACTION_STOP_STR, diff --git a/arch/s390/kernel/processor.c b/arch/s390/kernel/processor.c index 802c8ab247f..0729f36c2fe 100644 --- a/arch/s390/kernel/processor.c +++ b/arch/s390/kernel/processor.c @@ -31,9 +31,9 @@ void __cpuinit print_cpu_info(void) static int show_cpuinfo(struct seq_file *m, void *v) { - static const char *hwcap_str[9] = { + static const char *hwcap_str[10] = { "esan3", "zarch", "stfle", "msa", "ldisp", "eimm", "dfp", - "edat", "etf3eh" + "edat", "etf3eh", "highgprs" }; struct _lowcore *lc; unsigned long n = (unsigned long) v - 1; @@ -48,7 +48,7 @@ static int show_cpuinfo(struct seq_file *m, void *v) num_online_cpus(), loops_per_jiffy/(500000/HZ), (loops_per_jiffy/(5000/HZ))%100); seq_puts(m, "features\t: "); - for (i = 0; i < 9; i++) + for (i = 0; i < 10; i++) if (hwcap_str[i] && (elf_hwcap & (1UL << i))) seq_printf(m, "%s ", hwcap_str[i]); seq_puts(m, "\n"); diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c index c932caa5e85..93e52039321 100644 --- a/arch/s390/kernel/smp.c +++ b/arch/s390/kernel/smp.c @@ -76,7 +76,6 @@ static int cpu_stopped(int cpu) __u32 status; switch (signal_processor_ps(&status, 0, cpu, sigp_sense)) { - case sigp_order_code_accepted: case sigp_status_stored: /* Check for stopped and check stop state */ if (status & 0x50) @@ -638,6 +637,8 @@ void __cpu_die(unsigned int cpu) /* Wait until target cpu is down */ while (!cpu_stopped(cpu)) cpu_relax(); + while (signal_processor_p(0, cpu, sigp_set_prefix) == sigp_busy) + udelay(10); smp_free_lowcore(cpu); pr_info("Processor %d stopped\n", cpu); } @@ -645,8 +646,8 @@ void __cpu_die(unsigned int cpu) void cpu_die(void) { idle_task_exit(); - signal_processor(smp_processor_id(), sigp_stop); - BUG(); + while (signal_processor(smp_processor_id(), sigp_stop) == sigp_busy) + cpu_relax(); for (;;); } diff --git a/arch/s390/kernel/swsusp_asm64.S b/arch/s390/kernel/swsusp_asm64.S index 7c8653e27db..0c26cc1898e 100644 --- a/arch/s390/kernel/swsusp_asm64.S +++ b/arch/s390/kernel/swsusp_asm64.S @@ -199,6 +199,7 @@ pgm_check_entry: brc 2,4b /* busy, try again */ 5: sigp %r9,%r2,__SIGP_STOP /* stop resume (current) CPU */ + brc 2,5b /* busy, try again */ 6: j 6b restart_suspend: @@ -206,6 +207,7 @@ restart_suspend: llgh %r2,0(%r1) 7: sigp %r9,%r2,__SIGP_SENSE /* Wait for resume CPU */ + brc 8,7b /* accepted, status 0, still running */ brc 2,7b /* busy, try again */ tmll %r9,0x40 /* Test if resume CPU is stopped */ jz 7b diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig index b940424f8cc..88cdeb9f72d 100644 --- a/arch/sh/Kconfig +++ b/arch/sh/Kconfig @@ -37,7 +37,6 @@ config SUPERH32 select HAVE_FTRACE_MCOUNT_RECORD select HAVE_DYNAMIC_FTRACE select HAVE_FUNCTION_TRACE_MCOUNT_TEST - select HAVE_FTRACE_SYSCALLS select HAVE_FUNCTION_GRAPH_TRACER select HAVE_ARCH_KGDB select ARCH_HIBERNATION_POSSIBLE if MMU @@ -122,6 +121,9 @@ config SYS_SUPPORTS_APM_EMULATION bool select ARCH_SUSPEND_POSSIBLE +config SYS_SUPPORTS_HUGETLBFS + bool + config SYS_SUPPORTS_SMP bool @@ -196,6 +198,7 @@ config CPU_SH4 select CPU_HAS_SR_RB select CPU_HAS_FPU if !CPU_SH4AL_DSP select SYS_SUPPORTS_TMU + select SYS_SUPPORTS_HUGETLBFS if MMU config CPU_SH4A bool @@ -210,6 +213,7 @@ config CPU_SH5 bool select CPU_HAS_FPU select SYS_SUPPORTS_TMU + select SYS_SUPPORTS_HUGETLBFS if MMU config CPU_SHX2 bool diff --git a/arch/sh/Makefile b/arch/sh/Makefile index fc51a918b31..66e40aabc60 100644 --- a/arch/sh/Makefile +++ b/arch/sh/Makefile @@ -199,7 +199,7 @@ endif libs-$(CONFIG_SUPERH32) := arch/sh/lib/ $(libs-y) libs-$(CONFIG_SUPERH64) := arch/sh/lib64/ $(libs-y) -BOOT_TARGETS = uImage uImage.bz2 uImage.gz uImage.lzma uImage.srec \ +BOOT_TARGETS = uImage uImage.bz2 uImage.gz uImage.lzma uImage.srec uImage.bin \ zImage vmlinux.srec romImage PHONY += maketools $(BOOT_TARGETS) FORCE @@ -225,6 +225,7 @@ define archhelp @echo ' vmlinux.srec - Create an ELF S-record' @echo '* uImage - Alias to bootable U-Boot image' @echo ' uImage.srec - Create an S-record for U-Boot' + @echo ' uImage.bin - Kernel-only image for U-Boot (bin)' @echo '* uImage.gz - Kernel-only image for U-Boot (gzip)' @echo ' uImage.bz2 - Kernel-only image for U-Boot (bzip2)' @echo ' uImage.lzma - Kernel-only image for U-Boot (lzma)' diff --git a/arch/sh/boards/mach-landisk/gio.c b/arch/sh/boards/mach-landisk/gio.c index 25cdf735800..52801318819 100644 --- a/arch/sh/boards/mach-landisk/gio.c +++ b/arch/sh/boards/mach-landisk/gio.c @@ -14,7 +14,6 @@ */ #include <linux/module.h> #include <linux/init.h> -#include <linux/smp_lock.h> #include <linux/kdev_t.h> #include <linux/cdev.h> #include <linux/fs.h> @@ -35,7 +34,7 @@ static int gio_open(struct inode *inode, struct file *filp) int minor; int ret = -ENOENT; - lock_kernel(); + preempt_disable(); minor = MINOR(inode->i_rdev); if (minor < DEVCOUNT) { if (openCnt > 0) { @@ -45,7 +44,7 @@ static int gio_open(struct inode *inode, struct file *filp) ret = 0; } } - unlock_kernel(); + preempt_enable(); return ret; } @@ -60,8 +59,7 @@ static int gio_close(struct inode *inode, struct file *filp) return 0; } -static int gio_ioctl(struct inode *inode, struct file *filp, - unsigned int cmd, unsigned long arg) +static long gio_ioctl(struct file *filp, unsigned int cmd, unsigned long arg) { unsigned int data; static unsigned int addr = 0; @@ -129,7 +127,7 @@ static const struct file_operations gio_fops = { .owner = THIS_MODULE, .open = gio_open, /* open */ .release = gio_close, /* release */ - .ioctl = gio_ioctl, /* ioctl */ + .unlocked_ioctl = gio_ioctl, }; static int __init gio_init(void) diff --git a/arch/sh/boards/mach-rsk/devices-rsk7203.c b/arch/sh/boards/mach-rsk/devices-rsk7203.c index 4af3a771c05..c37617e6322 100644 --- a/arch/sh/boards/mach-rsk/devices-rsk7203.c +++ b/arch/sh/boards/mach-rsk/devices-rsk7203.c @@ -11,10 +11,6 @@ #include <linux/types.h> #include <linux/platform_device.h> #include <linux/interrupt.h> -#include <linux/mtd/mtd.h> -#include <linux/mtd/partitions.h> -#include <linux/mtd/physmap.h> -#include <linux/mtd/map.h> #include <linux/smsc911x.h> #include <linux/gpio.h> #include <linux/leds.h> diff --git a/arch/sh/boards/mach-rsk/setup.c b/arch/sh/boards/mach-rsk/setup.c index af64d030a5c..a5c0df785bf 100644 --- a/arch/sh/boards/mach-rsk/setup.c +++ b/arch/sh/boards/mach-rsk/setup.c @@ -15,14 +15,12 @@ #include <linux/mtd/mtd.h> #include <linux/mtd/partitions.h> #include <linux/mtd/physmap.h> +#ifdef CONFIG_MTD #include <linux/mtd/map.h> +#endif #include <asm/machvec.h> #include <asm/io.h> -static const char *probes[] = { "cmdlinepart", NULL }; - -static struct mtd_partition *parsed_partitions; - static struct mtd_partition rsk_partitions[] = { { .name = "Bootloader", @@ -41,6 +39,8 @@ static struct mtd_partition rsk_partitions[] = { }; static struct physmap_flash_data flash_data = { + .parts = rsk_partitions, + .nr_parts = ARRAY_SIZE(rsk_partitions), .width = 2, }; @@ -60,7 +60,8 @@ static struct platform_device flash_device = { }, }; -static struct mtd_info *flash_mtd; +#ifdef CONFIG_MTD +static const char *probes[] = { "cmdlinepart", NULL }; static struct map_info rsk_flash_map = { .name = "RSK+ Flash", @@ -68,6 +69,10 @@ static struct map_info rsk_flash_map = { .bankwidth = 2, }; +static struct mtd_info *flash_mtd; + +static struct mtd_partition *parsed_partitions; + static void __init set_mtd_partitions(void) { int nr_parts = 0; @@ -77,14 +82,14 @@ static void __init set_mtd_partitions(void) nr_parts = parse_mtd_partitions(flash_mtd, probes, &parsed_partitions, 0); /* If there is no partition table, used the hard coded table */ - if (nr_parts <= 0) { - flash_data.parts = rsk_partitions; - flash_data.nr_parts = ARRAY_SIZE(rsk_partitions); - } else { + if (nr_parts > 0) { flash_data.nr_parts = nr_parts; flash_data.parts = parsed_partitions; } } +#else +static inline void set_mtd_partitions(void) {} +#endif static struct platform_device *rsk_devices[] __initdata = { &flash_device, diff --git a/arch/sh/boot/Makefile b/arch/sh/boot/Makefile index a1316872be6..cb8cf5572e7 100644 --- a/arch/sh/boot/Makefile +++ b/arch/sh/boot/Makefile @@ -20,11 +20,12 @@ CONFIG_BOOT_LINK_OFFSET ?= 0x00800000 CONFIG_ZERO_PAGE_OFFSET ?= 0x00001000 CONFIG_ENTRY_OFFSET ?= 0x00001000 +suffix-y := bin suffix-$(CONFIG_KERNEL_GZIP) := gz suffix-$(CONFIG_KERNEL_BZIP2) := bz2 suffix-$(CONFIG_KERNEL_LZMA) := lzma -targets := zImage vmlinux.srec romImage uImage uImage.srec uImage.gz uImage.bz2 uImage.lzma +targets := zImage vmlinux.srec romImage uImage uImage.srec uImage.gz uImage.bz2 uImage.lzma uImage.bin extra-y += vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 vmlinux.bin.lzma subdir- := compressed romimage @@ -88,6 +89,9 @@ $(obj)/uImage.gz: $(obj)/vmlinux.bin.gz $(obj)/uImage.lzma: $(obj)/vmlinux.bin.lzma $(call if_changed,uimage,lzma) +$(obj)/uImage.bin: $(obj)/vmlinux.bin + $(call if_changed,uimage,none) + OBJCOPYFLAGS_vmlinux.srec := -I binary -O srec $(obj)/vmlinux.srec: $(obj)/compressed/vmlinux $(call if_changed,objcopy) diff --git a/arch/sh/kernel/dwarf.c b/arch/sh/kernel/dwarf.c index 03b3616c80a..2d07084e488 100644 --- a/arch/sh/kernel/dwarf.c +++ b/arch/sh/kernel/dwarf.c @@ -20,6 +20,7 @@ #include <linux/list.h> #include <linux/mempool.h> #include <linux/mm.h> +#include <linux/ftrace.h> #include <asm/dwarf.h> #include <asm/unwinder.h> #include <asm/sections.h> @@ -557,6 +558,27 @@ struct dwarf_frame * dwarf_unwind_stack(unsigned long pc, if (!pc && !prev) pc = (unsigned long)current_text_addr(); +#ifdef CONFIG_FUNCTION_GRAPH_TRACER + /* + * If our stack has been patched by the function graph tracer + * then we might see the address of return_to_handler() where we + * expected to find the real return address. + */ + if (pc == (unsigned long)&return_to_handler) { + int index = current->curr_ret_stack; + + /* + * We currently have no way of tracking how many + * return_to_handler()'s we've seen. If there is more + * than one patched return address on our stack, + * complain loudly. + */ + WARN_ON(index > 0); + + pc = current->ret_stack[index].ret; + } +#endif + frame = mempool_alloc(dwarf_frame_pool, GFP_ATOMIC); if (!frame) { printk(KERN_ERR "Unable to allocate a dwarf frame\n"); diff --git a/arch/sh/kernel/entry-common.S b/arch/sh/kernel/entry-common.S index 68d9223b145..3eb84931d2a 100644 --- a/arch/sh/kernel/entry-common.S +++ b/arch/sh/kernel/entry-common.S @@ -121,7 +121,7 @@ noresched: ENTRY(resume_userspace) ! r8: current_thread_info cli - TRACE_IRQS_OfF + TRACE_IRQS_OFF mov.l @(TI_FLAGS,r8), r0 ! current_thread_info->flags tst #(_TIF_WORK_MASK & 0xff), r0 bt/s __restore_all diff --git a/arch/sh/kernel/ftrace.c b/arch/sh/kernel/ftrace.c index a3dcc6d5d25..2c48e267256 100644 --- a/arch/sh/kernel/ftrace.c +++ b/arch/sh/kernel/ftrace.c @@ -291,31 +291,48 @@ struct syscall_metadata *syscall_nr_to_meta(int nr) return syscalls_metadata[nr]; } -void arch_init_ftrace_syscalls(void) +int syscall_name_to_nr(char *name) +{ + int i; + + if (!syscalls_metadata) + return -1; + for (i = 0; i < NR_syscalls; i++) + if (syscalls_metadata[i]) + if (!strcmp(syscalls_metadata[i]->name, name)) + return i; + return -1; +} + +void set_syscall_enter_id(int num, int id) +{ + syscalls_metadata[num]->enter_id = id; +} + +void set_syscall_exit_id(int num, int id) +{ + syscalls_metadata[num]->exit_id = id; +} + +static int __init arch_init_ftrace_syscalls(void) { int i; struct syscall_metadata *meta; unsigned long **psys_syscall_table = &sys_call_table; - static atomic_t refs; - - if (atomic_inc_return(&refs) != 1) - goto end; syscalls_metadata = kzalloc(sizeof(*syscalls_metadata) * FTRACE_SYSCALL_MAX, GFP_KERNEL); if (!syscalls_metadata) { WARN_ON(1); - return; + return -ENOMEM; } for (i = 0; i < FTRACE_SYSCALL_MAX; i++) { meta = find_syscall_meta(psys_syscall_table[i]); syscalls_metadata[i] = meta; } - return; - /* Paranoid: avoid overflow */ -end: - atomic_dec(&refs); + return 0; } +arch_initcall(arch_init_ftrace_syscalls); #endif /* CONFIG_FTRACE_SYSCALLS */ diff --git a/arch/sh/kernel/irq.c b/arch/sh/kernel/irq.c index 7cb933ba495..eac7da772fc 100644 --- a/arch/sh/kernel/irq.c +++ b/arch/sh/kernel/irq.c @@ -11,6 +11,7 @@ #include <linux/module.h> #include <linux/kernel_stat.h> #include <linux/seq_file.h> +#include <linux/ftrace.h> #include <asm/processor.h> #include <asm/machvec.h> #include <asm/uaccess.h> @@ -106,7 +107,7 @@ static union irq_ctx *hardirq_ctx[NR_CPUS] __read_mostly; static union irq_ctx *softirq_ctx[NR_CPUS] __read_mostly; #endif -asmlinkage int do_IRQ(unsigned int irq, struct pt_regs *regs) +asmlinkage __irq_entry int do_IRQ(unsigned int irq, struct pt_regs *regs) { struct pt_regs *old_regs = set_irq_regs(regs); #ifdef CONFIG_IRQSTACKS diff --git a/arch/sh/kernel/setup.c b/arch/sh/kernel/setup.c index f9d44f8e0df..99b4fb553bf 100644 --- a/arch/sh/kernel/setup.c +++ b/arch/sh/kernel/setup.c @@ -549,6 +549,8 @@ static int show_cpuinfo(struct seq_file *m, void *v) if (cpu == 0) seq_printf(m, "machine\t\t: %s\n", get_system_type()); + else + seq_printf(m, "\n"); seq_printf(m, "processor\t: %d\n", cpu); seq_printf(m, "cpu family\t: %s\n", init_utsname()->machine); diff --git a/arch/sh/kernel/sh_ksyms_32.c b/arch/sh/kernel/sh_ksyms_32.c index 86c27042835..444cce3ae92 100644 --- a/arch/sh/kernel/sh_ksyms_32.c +++ b/arch/sh/kernel/sh_ksyms_32.c @@ -85,6 +85,20 @@ DECLARE_EXPORT(__movstr_i4_even); DECLARE_EXPORT(__movstr_i4_odd); DECLARE_EXPORT(__movstrSI12_i4); DECLARE_EXPORT(__movmem); +DECLARE_EXPORT(__movmemSI8); +DECLARE_EXPORT(__movmemSI12); +DECLARE_EXPORT(__movmemSI16); +DECLARE_EXPORT(__movmemSI20); +DECLARE_EXPORT(__movmemSI24); +DECLARE_EXPORT(__movmemSI28); +DECLARE_EXPORT(__movmemSI32); +DECLARE_EXPORT(__movmemSI36); +DECLARE_EXPORT(__movmemSI40); +DECLARE_EXPORT(__movmemSI44); +DECLARE_EXPORT(__movmemSI48); +DECLARE_EXPORT(__movmemSI52); +DECLARE_EXPORT(__movmemSI56); +DECLARE_EXPORT(__movmemSI60); DECLARE_EXPORT(__movmem_i4_even); DECLARE_EXPORT(__movmem_i4_odd); DECLARE_EXPORT(__movmemSI12_i4); diff --git a/arch/sh/kernel/signal_32.c b/arch/sh/kernel/signal_32.c index 6729703547a..3db37425210 100644 --- a/arch/sh/kernel/signal_32.c +++ b/arch/sh/kernel/signal_32.c @@ -145,7 +145,7 @@ static inline int restore_sigcontext_fpu(struct sigcontext __user *sc) { struct task_struct *tsk = current; - if (!(current_cpu_data.flags & CPU_HAS_FPU)) + if (!(boot_cpu_data.flags & CPU_HAS_FPU)) return 0; set_used_math(); @@ -158,7 +158,7 @@ static inline int save_sigcontext_fpu(struct sigcontext __user *sc, { struct task_struct *tsk = current; - if (!(current_cpu_data.flags & CPU_HAS_FPU)) + if (!(boot_cpu_data.flags & CPU_HAS_FPU)) return 0; if (!used_math()) { @@ -199,7 +199,7 @@ restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc, int *r0_p #undef COPY #ifdef CONFIG_SH_FPU - if (current_cpu_data.flags & CPU_HAS_FPU) { + if (boot_cpu_data.flags & CPU_HAS_FPU) { int owned_fp; struct task_struct *tsk = current; @@ -472,6 +472,7 @@ static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, err |= __put_user(OR_R0_R0, &frame->retcode[6]); err |= __put_user((__NR_rt_sigreturn), &frame->retcode[7]); regs->pr = (unsigned long) frame->retcode; + flush_icache_range(regs->pr, regs->pr + sizeof(frame->retcode)); } if (err) @@ -497,8 +498,6 @@ static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info, pr_debug("SIG deliver (%s:%d): sp=%p pc=%08lx pr=%08lx\n", current->comm, task_pid_nr(current), frame, regs->pc, regs->pr); - flush_icache_range(regs->pr, regs->pr + sizeof(frame->retcode)); - return 0; give_sigsegv: diff --git a/arch/sh/kernel/smp.c b/arch/sh/kernel/smp.c index 442d8d47a41..160db1003cf 100644 --- a/arch/sh/kernel/smp.c +++ b/arch/sh/kernel/smp.c @@ -35,6 +35,8 @@ static inline void __init smp_store_cpu_info(unsigned int cpu) { struct sh_cpuinfo *c = cpu_data + cpu; + memcpy(c, &boot_cpu_data, sizeof(struct sh_cpuinfo)); + c->loops_per_jiffy = loops_per_jiffy; } diff --git a/arch/sh/kernel/traps_32.c b/arch/sh/kernel/traps_32.c index e0b5e4b5acc..7a2ee3a6b8e 100644 --- a/arch/sh/kernel/traps_32.c +++ b/arch/sh/kernel/traps_32.c @@ -25,6 +25,7 @@ #include <linux/kexec.h> #include <linux/limits.h> #include <linux/proc_fs.h> +#include <linux/sysfs.h> #include <asm/system.h> #include <asm/uaccess.h> #include <asm/fpu.h> @@ -159,12 +160,12 @@ void die(const char * str, struct pt_regs * regs, long err) oops_enter(); - console_verbose(); spin_lock_irq(&die_lock); + console_verbose(); bust_spinlocks(1); printk("%s: %04lx [#%d]\n", str, err & 0xffff, ++die_counter); - + sysfs_printk_last_file(); print_modules(); show_regs(regs); @@ -180,6 +181,7 @@ void die(const char * str, struct pt_regs * regs, long err) bust_spinlocks(0); add_taint(TAINT_DIE); spin_unlock_irq(&die_lock); + oops_exit(); if (kexec_should_crash(current)) crash_kexec(regs); @@ -190,7 +192,6 @@ void die(const char * str, struct pt_regs * regs, long err) if (panic_on_oops) panic("Fatal exception"); - oops_exit(); do_exit(SIGSEGV); } diff --git a/arch/sh/mm/Kconfig b/arch/sh/mm/Kconfig index 64dc1ad5980..7f7b52f9beb 100644 --- a/arch/sh/mm/Kconfig +++ b/arch/sh/mm/Kconfig @@ -227,7 +227,7 @@ endchoice choice prompt "HugeTLB page size" - depends on HUGETLB_PAGE && (CPU_SH4 || CPU_SH5) && MMU + depends on HUGETLB_PAGE default HUGETLB_PAGE_SIZE_1MB if PAGE_SIZE_64KB default HUGETLB_PAGE_SIZE_64K diff --git a/arch/sh/mm/cache-sh4.c b/arch/sh/mm/cache-sh4.c index a98c7d8984f..519e2d16cd0 100644 --- a/arch/sh/mm/cache-sh4.c +++ b/arch/sh/mm/cache-sh4.c @@ -26,7 +26,7 @@ #define MAX_DCACHE_PAGES 64 /* XXX: Tune for ways */ #define MAX_ICACHE_PAGES 32 -static void __flush_cache_4096(unsigned long addr, unsigned long phys, +static void __flush_cache_one(unsigned long addr, unsigned long phys, unsigned long exec_offset); /* @@ -89,8 +89,7 @@ static void __uses_jump_to_uncached sh4_flush_icache_range(void *args) local_irq_restore(flags); } -static inline void flush_cache_4096(unsigned long start, - unsigned long phys) +static inline void flush_cache_one(unsigned long start, unsigned long phys) { unsigned long flags, exec_offset = 0; @@ -103,8 +102,7 @@ static inline void flush_cache_4096(unsigned long start, exec_offset = 0x20000000; local_irq_save(flags); - __flush_cache_4096(start | SH_CACHE_ASSOC, - P1SEGADDR(phys), exec_offset); + __flush_cache_one(start | SH_CACHE_ASSOC, P1SEGADDR(phys), exec_offset); local_irq_restore(flags); } @@ -129,8 +127,8 @@ static void sh4_flush_dcache_page(void *arg) /* Loop all the D-cache */ n = boot_cpu_data.dcache.n_aliases; - for (i = 0; i < n; i++, addr += 4096) - flush_cache_4096(addr, phys); + for (i = 0; i < n; i++, addr += PAGE_SIZE) + flush_cache_one(addr, phys); } wmb(); @@ -318,11 +316,11 @@ static void sh4_flush_cache_page(void *args) /* We only need to flush D-cache when we have alias */ if ((address^phys) & alias_mask) { /* Loop 4K of the D-cache */ - flush_cache_4096( + flush_cache_one( CACHE_OC_ADDRESS_ARRAY | (address & alias_mask), phys); /* Loop another 4K of the D-cache */ - flush_cache_4096( + flush_cache_one( CACHE_OC_ADDRESS_ARRAY | (phys & alias_mask), phys); } @@ -337,7 +335,7 @@ static void sh4_flush_cache_page(void *args) * kernel has never executed the code through its identity * translation. */ - flush_cache_4096( + flush_cache_one( CACHE_IC_ADDRESS_ARRAY | (address & alias_mask), phys); } @@ -393,7 +391,7 @@ static void sh4_flush_cache_range(void *args) } /** - * __flush_cache_4096 + * __flush_cache_one * * @addr: address in memory mapped cache array * @phys: P1 address to flush (has to match tags if addr has 'A' bit @@ -406,7 +404,7 @@ static void sh4_flush_cache_range(void *args) * operation (purge/write-back) is selected by the lower 2 bits of * 'phys'. */ -static void __flush_cache_4096(unsigned long addr, unsigned long phys, +static void __flush_cache_one(unsigned long addr, unsigned long phys, unsigned long exec_offset) { int way_count; diff --git a/arch/sh/mm/cache.c b/arch/sh/mm/cache.c index 35c37b7f717..a2dc7f9ecc5 100644 --- a/arch/sh/mm/cache.c +++ b/arch/sh/mm/cache.c @@ -128,7 +128,7 @@ void __update_cache(struct vm_area_struct *vma, return; page = pfn_to_page(pfn); - if (pfn_valid(pfn) && page_mapping(page)) { + if (pfn_valid(pfn)) { int dirty = test_and_clear_bit(PG_dcache_dirty, &page->flags); if (dirty) { unsigned long addr = (unsigned long)page_address(page); @@ -265,6 +265,8 @@ static void __init emit_cache_params(void) void __init cpu_cache_init(void) { + unsigned int cache_disabled = !(__raw_readl(CCR) & CCR_CACHE_ENABLE); + compute_alias(&boot_cpu_data.icache); compute_alias(&boot_cpu_data.dcache); compute_alias(&boot_cpu_data.scache); @@ -273,6 +275,13 @@ void __init cpu_cache_init(void) __flush_purge_region = noop__flush_region; __flush_invalidate_region = noop__flush_region; + /* + * No flushing is necessary in the disabled cache case so we can + * just keep the noop functions in local_flush_..() and __flush_..() + */ + if (unlikely(cache_disabled)) + goto skip; + if (boot_cpu_data.family == CPU_FAMILY_SH2) { extern void __weak sh2_cache_init(void); @@ -312,5 +321,6 @@ void __init cpu_cache_init(void) sh5_cache_init(); } +skip: emit_cache_params(); } diff --git a/arch/sparc/kernel/ldc.c b/arch/sparc/kernel/ldc.c index adf5f273868..cb3c72c45aa 100644 --- a/arch/sparc/kernel/ldc.c +++ b/arch/sparc/kernel/ldc.c @@ -1242,13 +1242,13 @@ int ldc_bind(struct ldc_channel *lp, const char *name) snprintf(lp->tx_irq_name, LDC_IRQ_NAME_MAX, "%s TX", name); err = request_irq(lp->cfg.rx_irq, ldc_rx, - IRQF_SAMPLE_RANDOM | IRQF_SHARED, + IRQF_SAMPLE_RANDOM | IRQF_DISABLED | IRQF_SHARED, lp->rx_irq_name, lp); if (err) return err; err = request_irq(lp->cfg.tx_irq, ldc_tx, - IRQF_SAMPLE_RANDOM | IRQF_SHARED, + IRQF_SAMPLE_RANDOM | IRQF_DISABLED | IRQF_SHARED, lp->tx_irq_name, lp); if (err) { free_irq(lp->cfg.rx_irq, lp); diff --git a/arch/sparc/kernel/perf_event.c b/arch/sparc/kernel/perf_event.c index 04db9274389..fa5936e1c3b 100644 --- a/arch/sparc/kernel/perf_event.c +++ b/arch/sparc/kernel/perf_event.c @@ -437,7 +437,7 @@ static const struct sparc_pmu niagara2_pmu = { .lower_shift = 6, .event_mask = 0xfff, .hv_bit = 0x8, - .irq_bit = 0x03, + .irq_bit = 0x30, .upper_nop = 0x220, .lower_nop = 0x220, }; diff --git a/arch/sparc/mm/init_64.c b/arch/sparc/mm/init_64.c index a70a5e1904d..1886d37d411 100644 --- a/arch/sparc/mm/init_64.c +++ b/arch/sparc/mm/init_64.c @@ -265,7 +265,7 @@ static void flush_dcache(unsigned long pfn) struct page *page; page = pfn_to_page(pfn); - if (page && page_mapping(page)) { + if (page) { unsigned long pg_flags; pg_flags = page->flags; diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index c876bace8fd..72ace9515a0 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -491,7 +491,7 @@ if PARAVIRT_GUEST source "arch/x86/xen/Kconfig" config VMI - bool "VMI Guest support" + bool "VMI Guest support (DEPRECATED)" select PARAVIRT depends on X86_32 ---help--- @@ -500,6 +500,15 @@ config VMI at the moment), by linking the kernel to a GPL-ed ROM module provided by the hypervisor. + As of September 2009, VMware has started a phased retirement + of this feature from VMware's products. Please see + feature-removal-schedule.txt for details. If you are + planning to enable this option, please note that you cannot + live migrate a VMI enabled VM to a future VMware product, + which doesn't support VMI. So if you expect your kernel to + seamlessly migrate to newer VMware products, keep this + disabled. + config KVM_CLOCK bool "KVM paravirtualized clock" select PARAVIRT @@ -1434,12 +1443,8 @@ config SECCOMP If unsure, say Y. Only embedded should say N here. -config CC_STACKPROTECTOR_ALL - bool - config CC_STACKPROTECTOR bool "Enable -fstack-protector buffer overflow detection (EXPERIMENTAL)" - select CC_STACKPROTECTOR_ALL ---help--- This option turns on the -fstack-protector GCC feature. This feature puts, at the beginning of functions, a canary value on diff --git a/arch/x86/Kconfig.cpu b/arch/x86/Kconfig.cpu index f2824fb8c79..2649840d888 100644 --- a/arch/x86/Kconfig.cpu +++ b/arch/x86/Kconfig.cpu @@ -400,7 +400,7 @@ config X86_TSC config X86_CMPXCHG64 def_bool y - depends on X86_PAE || X86_64 || MCORE2 || MPENTIUM4 || MPENTIUMM || MPENTIUMIII || MPENTIUMII || M686 || MATOM + depends on !M386 && !M486 # this should be set for all -march=.. options where the compiler # generates cmov. diff --git a/arch/x86/Makefile b/arch/x86/Makefile index a012ee8ef80..d2d24c9ee64 100644 --- a/arch/x86/Makefile +++ b/arch/x86/Makefile @@ -76,7 +76,6 @@ ifdef CONFIG_CC_STACKPROTECTOR cc_has_sp := $(srctree)/scripts/gcc-x86_$(BITS)-has-stack-protector.sh ifeq ($(shell $(CONFIG_SHELL) $(cc_has_sp) $(CC) $(biarch)),y) stackp-y := -fstack-protector - stackp-$(CONFIG_CC_STACKPROTECTOR_ALL) += -fstack-protector-all KBUILD_CFLAGS += $(stackp-y) else $(warning stack protector enabled but no compiler support) diff --git a/arch/x86/boot/setup.ld b/arch/x86/boot/setup.ld index 0f6ec455a2b..03c0683636b 100644 --- a/arch/x86/boot/setup.ld +++ b/arch/x86/boot/setup.ld @@ -53,6 +53,9 @@ SECTIONS /DISCARD/ : { *(.note*) } + /* + * The ASSERT() sink to . is intentional, for binutils 2.14 compatibility: + */ . = ASSERT(_end <= 0x8000, "Setup too big!"); . = ASSERT(hdr == 0x1f1, "The setup header has the wrong offset!"); /* Necessary for the very-old-loader check to work... */ diff --git a/arch/x86/crypto/aesni-intel_glue.c b/arch/x86/crypto/aesni-intel_glue.c index 585edebe12c..49c552c060e 100644 --- a/arch/x86/crypto/aesni-intel_glue.c +++ b/arch/x86/crypto/aesni-intel_glue.c @@ -82,7 +82,7 @@ static int aes_set_key_common(struct crypto_tfm *tfm, void *raw_ctx, return -EINVAL; } - if (irq_fpu_usable()) + if (!irq_fpu_usable()) err = crypto_aes_expand_key(ctx, in_key, key_len); else { kernel_fpu_begin(); @@ -103,7 +103,7 @@ static void aes_encrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src) { struct crypto_aes_ctx *ctx = aes_ctx(crypto_tfm_ctx(tfm)); - if (irq_fpu_usable()) + if (!irq_fpu_usable()) crypto_aes_encrypt_x86(ctx, dst, src); else { kernel_fpu_begin(); @@ -116,7 +116,7 @@ static void aes_decrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src) { struct crypto_aes_ctx *ctx = aes_ctx(crypto_tfm_ctx(tfm)); - if (irq_fpu_usable()) + if (!irq_fpu_usable()) crypto_aes_decrypt_x86(ctx, dst, src); else { kernel_fpu_begin(); @@ -342,7 +342,7 @@ static int ablk_encrypt(struct ablkcipher_request *req) struct crypto_ablkcipher *tfm = crypto_ablkcipher_reqtfm(req); struct async_aes_ctx *ctx = crypto_ablkcipher_ctx(tfm); - if (irq_fpu_usable()) { + if (!irq_fpu_usable()) { struct ablkcipher_request *cryptd_req = ablkcipher_request_ctx(req); memcpy(cryptd_req, req, sizeof(*req)); @@ -363,7 +363,7 @@ static int ablk_decrypt(struct ablkcipher_request *req) struct crypto_ablkcipher *tfm = crypto_ablkcipher_reqtfm(req); struct async_aes_ctx *ctx = crypto_ablkcipher_ctx(tfm); - if (irq_fpu_usable()) { + if (!irq_fpu_usable()) { struct ablkcipher_request *cryptd_req = ablkcipher_request_ctx(req); memcpy(cryptd_req, req, sizeof(*req)); diff --git a/arch/x86/ia32/ia32entry.S b/arch/x86/ia32/ia32entry.S index 1733f9f65e8..581b0568fe1 100644 --- a/arch/x86/ia32/ia32entry.S +++ b/arch/x86/ia32/ia32entry.S @@ -204,7 +204,7 @@ sysexit_from_sys_call: movl RDI-ARGOFFSET(%rsp),%r8d /* reload 5th syscall arg */ .endm - .macro auditsys_exit exit,ebpsave=RBP + .macro auditsys_exit exit testl $(_TIF_ALLWORK_MASK & ~_TIF_SYSCALL_AUDIT),TI_flags(%r10) jnz ia32_ret_from_sys_call TRACE_IRQS_ON @@ -217,7 +217,6 @@ sysexit_from_sys_call: call audit_syscall_exit GET_THREAD_INFO(%r10) movl RAX-ARGOFFSET(%rsp),%eax /* reload syscall return value */ - movl \ebpsave-ARGOFFSET(%rsp),%ebp /* reload user register value */ movl $(_TIF_ALLWORK_MASK & ~_TIF_SYSCALL_AUDIT),%edi cli TRACE_IRQS_OFF @@ -351,7 +350,7 @@ cstar_auditsys: jmp cstar_dispatch sysretl_audit: - auditsys_exit sysretl_from_sys_call, RCX /* user %ebp in RCX slot */ + auditsys_exit sysretl_from_sys_call #endif cstar_tracesys: diff --git a/arch/x86/include/asm/paravirt.h b/arch/x86/include/asm/paravirt.h index 8aebcc41041..efb38994859 100644 --- a/arch/x86/include/asm/paravirt.h +++ b/arch/x86/include/asm/paravirt.h @@ -840,42 +840,22 @@ static __always_inline void __raw_spin_unlock(struct raw_spinlock *lock) static inline unsigned long __raw_local_save_flags(void) { - unsigned long f; - - asm volatile(paravirt_alt(PARAVIRT_CALL) - : "=a"(f) - : paravirt_type(pv_irq_ops.save_fl), - paravirt_clobber(CLBR_EAX) - : "memory", "cc"); - return f; + return PVOP_CALLEE0(unsigned long, pv_irq_ops.save_fl); } static inline void raw_local_irq_restore(unsigned long f) { - asm volatile(paravirt_alt(PARAVIRT_CALL) - : "=a"(f) - : PV_FLAGS_ARG(f), - paravirt_type(pv_irq_ops.restore_fl), - paravirt_clobber(CLBR_EAX) - : "memory", "cc"); + PVOP_VCALLEE1(pv_irq_ops.restore_fl, f); } static inline void raw_local_irq_disable(void) { - asm volatile(paravirt_alt(PARAVIRT_CALL) - : - : paravirt_type(pv_irq_ops.irq_disable), - paravirt_clobber(CLBR_EAX) - : "memory", "eax", "cc"); + PVOP_VCALLEE0(pv_irq_ops.irq_disable); } static inline void raw_local_irq_enable(void) { - asm volatile(paravirt_alt(PARAVIRT_CALL) - : - : paravirt_type(pv_irq_ops.irq_enable), - paravirt_clobber(CLBR_EAX) - : "memory", "eax", "cc"); + PVOP_VCALLEE0(pv_irq_ops.irq_enable); } static inline unsigned long __raw_local_irq_save(void) diff --git a/arch/x86/include/asm/paravirt_types.h b/arch/x86/include/asm/paravirt_types.h index dd0f5b32489..9357473c8da 100644 --- a/arch/x86/include/asm/paravirt_types.h +++ b/arch/x86/include/asm/paravirt_types.h @@ -494,10 +494,11 @@ int paravirt_disable_iospace(void); #define EXTRA_CLOBBERS #define VEXTRA_CLOBBERS #else /* CONFIG_X86_64 */ +/* [re]ax isn't an arg, but the return val */ #define PVOP_VCALL_ARGS \ unsigned long __edi = __edi, __esi = __esi, \ - __edx = __edx, __ecx = __ecx -#define PVOP_CALL_ARGS PVOP_VCALL_ARGS, __eax + __edx = __edx, __ecx = __ecx, __eax = __eax +#define PVOP_CALL_ARGS PVOP_VCALL_ARGS #define PVOP_CALL_ARG1(x) "D" ((unsigned long)(x)) #define PVOP_CALL_ARG2(x) "S" ((unsigned long)(x)) @@ -509,6 +510,7 @@ int paravirt_disable_iospace(void); "=c" (__ecx) #define PVOP_CALL_CLOBBERS PVOP_VCALL_CLOBBERS, "=a" (__eax) +/* void functions are still allowed [re]ax for scratch */ #define PVOP_VCALLEE_CLOBBERS "=a" (__eax) #define PVOP_CALLEE_CLOBBERS PVOP_VCALLEE_CLOBBERS @@ -583,8 +585,8 @@ int paravirt_disable_iospace(void); VEXTRA_CLOBBERS, \ pre, post, ##__VA_ARGS__) -#define __PVOP_VCALLEESAVE(rettype, op, pre, post, ...) \ - ____PVOP_CALL(rettype, op.func, CLBR_RET_REG, \ +#define __PVOP_VCALLEESAVE(op, pre, post, ...) \ + ____PVOP_VCALL(op.func, CLBR_RET_REG, \ PVOP_VCALLEE_CLOBBERS, , \ pre, post, ##__VA_ARGS__) diff --git a/arch/x86/include/asm/topology.h b/arch/x86/include/asm/topology.h index 25a92842dd9..d823c245f63 100644 --- a/arch/x86/include/asm/topology.h +++ b/arch/x86/include/asm/topology.h @@ -143,6 +143,7 @@ extern unsigned long node_remap_size[]; | 1*SD_BALANCE_FORK \ | 0*SD_BALANCE_WAKE \ | 1*SD_WAKE_AFFINE \ + | 1*SD_PREFER_LOCAL \ | 0*SD_SHARE_CPUPOWER \ | 0*SD_POWERSAVINGS_BALANCE \ | 0*SD_SHARE_PKG_RESOURCES \ diff --git a/arch/x86/include/asm/uv/uv_hub.h b/arch/x86/include/asm/uv/uv_hub.h index 04eb6c958b9..d1414af9855 100644 --- a/arch/x86/include/asm/uv/uv_hub.h +++ b/arch/x86/include/asm/uv/uv_hub.h @@ -19,6 +19,8 @@ #include <asm/types.h> #include <asm/percpu.h> #include <asm/uv/uv_mmrs.h> +#include <asm/irq_vectors.h> +#include <asm/io_apic.h> /* @@ -114,7 +116,7 @@ /* * The largest possible NASID of a C or M brick (+ 2) */ -#define UV_MAX_NASID_VALUE (UV_MAX_NUMALINK_NODES * 2) +#define UV_MAX_NASID_VALUE (UV_MAX_NUMALINK_BLADES * 2) struct uv_scir_s { struct timer_list timer; @@ -230,6 +232,20 @@ static inline unsigned long uv_gpa(void *v) return uv_soc_phys_ram_to_gpa(__pa(v)); } +/* gnode -> pnode */ +static inline unsigned long uv_gpa_to_gnode(unsigned long gpa) +{ + return gpa >> uv_hub_info->m_val; +} + +/* gpa -> pnode */ +static inline int uv_gpa_to_pnode(unsigned long gpa) +{ + unsigned long n_mask = (1UL << uv_hub_info->n_val) - 1; + + return uv_gpa_to_gnode(gpa) & n_mask; +} + /* pnode, offset --> socket virtual */ static inline void *uv_pnode_offset_to_vaddr(int pnode, unsigned long offset) { @@ -421,9 +437,14 @@ static inline void uv_set_cpu_scir_bits(int cpu, unsigned char value) static inline void uv_hub_send_ipi(int pnode, int apicid, int vector) { unsigned long val; + unsigned long dmode = dest_Fixed; + + if (vector == NMI_VECTOR) + dmode = dest_NMI; val = (1UL << UVH_IPI_INT_SEND_SHFT) | ((apicid) << UVH_IPI_INT_APIC_ID_SHFT) | + (dmode << UVH_IPI_INT_DELIVERY_MODE_SHFT) | (vector << UVH_IPI_INT_VECTOR_SHFT); uv_write_global_mmr64(pnode, UVH_IPI_INT, val); } diff --git a/arch/x86/kernel/acpi/realmode/wakeup.lds.S b/arch/x86/kernel/acpi/realmode/wakeup.lds.S index 7da00b799cd..060fff8f5c5 100644 --- a/arch/x86/kernel/acpi/realmode/wakeup.lds.S +++ b/arch/x86/kernel/acpi/realmode/wakeup.lds.S @@ -57,5 +57,8 @@ SECTIONS *(.note*) } + /* + * The ASSERT() sink to . is intentional, for binutils 2.14 compatibility: + */ . = ASSERT(_end <= WAKEUP_SIZE, "Wakeup too big!"); } diff --git a/arch/x86/kernel/apic/x2apic_uv_x.c b/arch/x86/kernel/apic/x2apic_uv_x.c index f5f5886a6b5..326c25477d3 100644 --- a/arch/x86/kernel/apic/x2apic_uv_x.c +++ b/arch/x86/kernel/apic/x2apic_uv_x.c @@ -352,14 +352,14 @@ static __init void get_lowmem_redirect(unsigned long *base, unsigned long *size) for (i = 0; i < ARRAY_SIZE(redir_addrs); i++) { alias.v = uv_read_local_mmr(redir_addrs[i].alias); - if (alias.s.base == 0) { + if (alias.s.enable && alias.s.base == 0) { *size = (1UL << alias.s.m_alias); redirect.v = uv_read_local_mmr(redir_addrs[i].redirect); *base = (unsigned long)redirect.s.dest_base << DEST_SHIFT; return; } } - BUG(); + *base = *size = 0; } enum map_type {map_wb, map_uc}; @@ -619,12 +619,12 @@ void __init uv_system_init(void) uv_cpu_hub_info(cpu)->lowmem_remap_base = lowmem_redir_base; uv_cpu_hub_info(cpu)->lowmem_remap_top = lowmem_redir_size; uv_cpu_hub_info(cpu)->m_val = m_val; - uv_cpu_hub_info(cpu)->n_val = m_val; + uv_cpu_hub_info(cpu)->n_val = n_val; uv_cpu_hub_info(cpu)->numa_blade_id = blade; uv_cpu_hub_info(cpu)->blade_processor_id = lcpu; uv_cpu_hub_info(cpu)->pnode = pnode; uv_cpu_hub_info(cpu)->pnode_mask = pnode_mask; - uv_cpu_hub_info(cpu)->gpa_mask = (1 << (m_val + n_val)) - 1; + uv_cpu_hub_info(cpu)->gpa_mask = (1UL << (m_val + n_val)) - 1; uv_cpu_hub_info(cpu)->gnode_upper = gnode_upper; uv_cpu_hub_info(cpu)->gnode_extra = gnode_extra; uv_cpu_hub_info(cpu)->global_mmr_base = mmr_base; diff --git a/arch/x86/kernel/cpu/mcheck/mce.c b/arch/x86/kernel/cpu/mcheck/mce.c index b1598a9436d..721a77ca811 100644 --- a/arch/x86/kernel/cpu/mcheck/mce.c +++ b/arch/x86/kernel/cpu/mcheck/mce.c @@ -1214,7 +1214,8 @@ static int __cpuinit mce_cap_init(void) rdmsrl(MSR_IA32_MCG_CAP, cap); b = cap & MCG_BANKCNT_MASK; - printk(KERN_INFO "mce: CPU supports %d MCE banks\n", b); + if (!banks) + printk(KERN_INFO "mce: CPU supports %d MCE banks\n", b); if (b > MAX_NR_BANKS) { printk(KERN_WARNING diff --git a/arch/x86/kernel/crash_dump_32.c b/arch/x86/kernel/crash_dump_32.c index f7cdb3b457a..cd97ce18c29 100644 --- a/arch/x86/kernel/crash_dump_32.c +++ b/arch/x86/kernel/crash_dump_32.c @@ -16,6 +16,22 @@ static void *kdump_buf_page; /* Stores the physical address of elf header of crash image. */ unsigned long long elfcorehdr_addr = ELFCORE_ADDR_MAX; +static inline bool is_crashed_pfn_valid(unsigned long pfn) +{ +#ifndef CONFIG_X86_PAE + /* + * non-PAE kdump kernel executed from a PAE one will crop high pte + * bits and poke unwanted space counting again from address 0, we + * don't want that. pte must fit into unsigned long. In fact the + * test checks high 12 bits for being zero (pfn will be shifted left + * by PAGE_SHIFT). + */ + return pte_pfn(pfn_pte(pfn, __pgprot(0))) == pfn; +#else + return true; +#endif +} + /** * copy_oldmem_page - copy one page from "oldmem" * @pfn: page frame number to be copied @@ -41,6 +57,9 @@ ssize_t copy_oldmem_page(unsigned long pfn, char *buf, if (!csize) return 0; + if (!is_crashed_pfn_valid(pfn)) + return -EFAULT; + vaddr = kmap_atomic_pfn(pfn, KM_PTE0); if (!userbuf) { diff --git a/arch/x86/kernel/efi.c b/arch/x86/kernel/efi.c index ad5bd988fb7..cdcfb122f25 100644 --- a/arch/x86/kernel/efi.c +++ b/arch/x86/kernel/efi.c @@ -454,8 +454,10 @@ void __init efi_init(void) if (add_efi_memmap) do_add_efi_memmap(); +#ifdef CONFIG_X86_32 x86_platform.get_wallclock = efi_get_time; x86_platform.set_wallclock = efi_set_rtc_mmss; +#endif /* Setup for EFI runtime service */ reboot_type = BOOT_EFI; diff --git a/arch/x86/kernel/irq.c b/arch/x86/kernel/irq.c index 39120619951..04bbd527856 100644 --- a/arch/x86/kernel/irq.c +++ b/arch/x86/kernel/irq.c @@ -63,10 +63,10 @@ static int show_other_interrupts(struct seq_file *p, int prec) for_each_online_cpu(j) seq_printf(p, "%10u ", irq_stats(j)->irq_spurious_count); seq_printf(p, " Spurious interrupts\n"); - seq_printf(p, "%*s: ", prec, "CNT"); + seq_printf(p, "%*s: ", prec, "PMI"); for_each_online_cpu(j) seq_printf(p, "%10u ", irq_stats(j)->apic_perf_irqs); - seq_printf(p, " Performance counter interrupts\n"); + seq_printf(p, " Performance monitoring interrupts\n"); seq_printf(p, "%*s: ", prec, "PND"); for_each_online_cpu(j) seq_printf(p, "%10u ", irq_stats(j)->apic_pending_irqs); @@ -244,7 +244,6 @@ unsigned int __irq_entry do_IRQ(struct pt_regs *regs) __func__, smp_processor_id(), vector, irq); } - run_local_timers(); irq_exit(); set_irq_regs(old_regs); @@ -269,7 +268,6 @@ void smp_generic_interrupt(struct pt_regs *regs) if (generic_interrupt_extension) generic_interrupt_extension(); - run_local_timers(); irq_exit(); set_irq_regs(old_regs); diff --git a/arch/x86/kernel/pci-dma.c b/arch/x86/kernel/pci-dma.c index d20009b4e6e..b2a71dca564 100644 --- a/arch/x86/kernel/pci-dma.c +++ b/arch/x86/kernel/pci-dma.c @@ -311,7 +311,7 @@ void pci_iommu_shutdown(void) amd_iommu_shutdown(); } /* Must execute after PCI subsystem */ -fs_initcall(pci_iommu_init); +rootfs_initcall(pci_iommu_init); #ifdef CONFIG_PCI /* Many VIA bridges seem to corrupt data for DAC. Disable it here */ diff --git a/arch/x86/kernel/smp.c b/arch/x86/kernel/smp.c index d915d956e66..ec1de97600e 100644 --- a/arch/x86/kernel/smp.c +++ b/arch/x86/kernel/smp.c @@ -198,7 +198,6 @@ void smp_reschedule_interrupt(struct pt_regs *regs) { ack_APIC_irq(); inc_irq_stat(irq_resched_count); - run_local_timers(); /* * KVM uses this interrupt to force a cpu out of guest mode */ diff --git a/arch/x86/kernel/time.c b/arch/x86/kernel/time.c index dcb00d27851..be2573448ed 100644 --- a/arch/x86/kernel/time.c +++ b/arch/x86/kernel/time.c @@ -38,7 +38,8 @@ unsigned long profile_pc(struct pt_regs *regs) #ifdef CONFIG_FRAME_POINTER return *(unsigned long *)(regs->bp + sizeof(long)); #else - unsigned long *sp = (unsigned long *)regs->sp; + unsigned long *sp = + (unsigned long *)kernel_stack_pointer(regs); /* * Return address is either directly at stack pointer * or above a saved flags. Eflags has bits 22-31 zero, diff --git a/arch/x86/kernel/tlb_uv.c b/arch/x86/kernel/tlb_uv.c index 503c1f2e883..1740c85e24b 100644 --- a/arch/x86/kernel/tlb_uv.c +++ b/arch/x86/kernel/tlb_uv.c @@ -23,8 +23,6 @@ static struct bau_control **uv_bau_table_bases __read_mostly; static int uv_bau_retry_limit __read_mostly; -/* position of pnode (which is nasid>>1): */ -static int uv_nshift __read_mostly; /* base pnode in this partition */ static int uv_partition_base_pnode __read_mostly; @@ -723,7 +721,7 @@ uv_activation_descriptor_init(int node, int pnode) BUG_ON(!adp); pa = uv_gpa(adp); /* need the real nasid*/ - n = pa >> uv_nshift; + n = uv_gpa_to_pnode(pa); m = pa & uv_mmask; uv_write_global_mmr64(pnode, UVH_LB_BAU_SB_DESCRIPTOR_BASE, @@ -778,7 +776,7 @@ uv_payload_queue_init(int node, int pnode, struct bau_control *bau_tablesp) * need the pnode of where the memory was really allocated */ pa = uv_gpa(pqp); - pn = pa >> uv_nshift; + pn = uv_gpa_to_pnode(pa); uv_write_global_mmr64(pnode, UVH_LB_BAU_INTD_PAYLOAD_QUEUE_FIRST, ((unsigned long)pn << UV_PAYLOADQ_PNODE_SHIFT) | @@ -843,8 +841,7 @@ static int __init uv_bau_init(void) GFP_KERNEL, cpu_to_node(cur_cpu)); uv_bau_retry_limit = 1; - uv_nshift = uv_hub_info->n_val; - uv_mmask = (1UL << uv_hub_info->n_val) - 1; + uv_mmask = (1UL << uv_hub_info->m_val) - 1; nblades = uv_num_possible_blades(); uv_bau_table_bases = (struct bau_control **) diff --git a/arch/x86/kernel/trampoline.c b/arch/x86/kernel/trampoline.c index 699f7eeb896..cd022121cab 100644 --- a/arch/x86/kernel/trampoline.c +++ b/arch/x86/kernel/trampoline.c @@ -3,8 +3,16 @@ #include <asm/trampoline.h> #include <asm/e820.h> +#if defined(CONFIG_X86_64) && defined(CONFIG_ACPI_SLEEP) +#define __trampinit +#define __trampinitdata +#else +#define __trampinit __cpuinit +#define __trampinitdata __cpuinitdata +#endif + /* ready for x86_64 and x86 */ -unsigned char *__cpuinitdata trampoline_base = __va(TRAMPOLINE_BASE); +unsigned char *__trampinitdata trampoline_base = __va(TRAMPOLINE_BASE); void __init reserve_trampoline_memory(void) { @@ -26,7 +34,7 @@ void __init reserve_trampoline_memory(void) * bootstrap into the page concerned. The caller * has made sure it's suitably aligned. */ -unsigned long __cpuinit setup_trampoline(void) +unsigned long __trampinit setup_trampoline(void) { memcpy(trampoline_base, trampoline_data, TRAMPOLINE_SIZE); return virt_to_phys(trampoline_base); diff --git a/arch/x86/kernel/trampoline_64.S b/arch/x86/kernel/trampoline_64.S index 596d54c660a..3af2dff58b2 100644 --- a/arch/x86/kernel/trampoline_64.S +++ b/arch/x86/kernel/trampoline_64.S @@ -32,8 +32,12 @@ #include <asm/segment.h> #include <asm/processor-flags.h> +#ifdef CONFIG_ACPI_SLEEP +.section .rodata, "a", @progbits +#else /* We can free up the trampoline after bootup if cpu hotplug is not supported. */ __CPUINITRODATA +#endif .code16 ENTRY(trampoline_data) diff --git a/arch/x86/kernel/vmi_32.c b/arch/x86/kernel/vmi_32.c index 31e6f6cfe53..d430e4c3019 100644 --- a/arch/x86/kernel/vmi_32.c +++ b/arch/x86/kernel/vmi_32.c @@ -648,7 +648,7 @@ static inline int __init activate_vmi(void) pv_info.paravirt_enabled = 1; pv_info.kernel_rpl = kernel_cs & SEGMENT_RPL_MASK; - pv_info.name = "vmi"; + pv_info.name = "vmi [deprecated]"; pv_init_ops.patch = vmi_patch; diff --git a/arch/x86/kernel/vmlinux.lds.S b/arch/x86/kernel/vmlinux.lds.S index 92929fb3f9f..3c68fe2d46c 100644 --- a/arch/x86/kernel/vmlinux.lds.S +++ b/arch/x86/kernel/vmlinux.lds.S @@ -305,6 +305,9 @@ SECTIONS #ifdef CONFIG_X86_32 +/* + * The ASSERT() sink to . is intentional, for binutils 2.14 compatibility: + */ . = ASSERT((_end - LOAD_OFFSET <= KERNEL_IMAGE_SIZE), "kernel image bigger than KERNEL_IMAGE_SIZE"); #else diff --git a/arch/x86/kvm/i8254.c b/arch/x86/kvm/i8254.c index 82ad523b490..144e7f60b5e 100644 --- a/arch/x86/kvm/i8254.c +++ b/arch/x86/kvm/i8254.c @@ -116,7 +116,7 @@ static s64 __kpit_elapsed(struct kvm *kvm) * itself with the initial count and continues counting * from there. */ - remaining = hrtimer_expires_remaining(&ps->pit_timer.timer); + remaining = hrtimer_get_remaining(&ps->pit_timer.timer); elapsed = ps->pit_timer.period - ktime_to_ns(remaining); elapsed = mod_64(elapsed, ps->pit_timer.period); diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c index 7024224f0fc..23c217692ea 100644 --- a/arch/x86/kvm/lapic.c +++ b/arch/x86/kvm/lapic.c @@ -521,7 +521,7 @@ static u32 apic_get_tmcct(struct kvm_lapic *apic) if (apic_get_reg(apic, APIC_TMICT) == 0) return 0; - remaining = hrtimer_expires_remaining(&apic->lapic_timer.timer); + remaining = hrtimer_get_remaining(&apic->lapic_timer.timer); if (ktime_to_ns(remaining) < 0) remaining = ktime_set(0, 0); diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c index 685a4ffac8e..818b92ad82c 100644 --- a/arch/x86/kvm/mmu.c +++ b/arch/x86/kvm/mmu.c @@ -748,7 +748,8 @@ static int rmap_write_protect(struct kvm *kvm, u64 gfn) return write_protected; } -static int kvm_unmap_rmapp(struct kvm *kvm, unsigned long *rmapp, u64 data) +static int kvm_unmap_rmapp(struct kvm *kvm, unsigned long *rmapp, + unsigned long data) { u64 *spte; int need_tlb_flush = 0; @@ -763,7 +764,8 @@ static int kvm_unmap_rmapp(struct kvm *kvm, unsigned long *rmapp, u64 data) return need_tlb_flush; } -static int kvm_set_pte_rmapp(struct kvm *kvm, unsigned long *rmapp, u64 data) +static int kvm_set_pte_rmapp(struct kvm *kvm, unsigned long *rmapp, + unsigned long data) { int need_flush = 0; u64 *spte, new_spte; @@ -799,9 +801,10 @@ static int kvm_set_pte_rmapp(struct kvm *kvm, unsigned long *rmapp, u64 data) return 0; } -static int kvm_handle_hva(struct kvm *kvm, unsigned long hva, u64 data, +static int kvm_handle_hva(struct kvm *kvm, unsigned long hva, + unsigned long data, int (*handler)(struct kvm *kvm, unsigned long *rmapp, - u64 data)) + unsigned long data)) { int i, j; int retval = 0; @@ -846,10 +849,11 @@ int kvm_unmap_hva(struct kvm *kvm, unsigned long hva) void kvm_set_spte_hva(struct kvm *kvm, unsigned long hva, pte_t pte) { - kvm_handle_hva(kvm, hva, (u64)&pte, kvm_set_pte_rmapp); + kvm_handle_hva(kvm, hva, (unsigned long)&pte, kvm_set_pte_rmapp); } -static int kvm_age_rmapp(struct kvm *kvm, unsigned long *rmapp, u64 data) +static int kvm_age_rmapp(struct kvm *kvm, unsigned long *rmapp, + unsigned long data) { u64 *spte; int young = 0; diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c index 3439616d69f..23a4d80fb39 100644 --- a/arch/x86/xen/enlighten.c +++ b/arch/x86/xen/enlighten.c @@ -1075,6 +1075,8 @@ asmlinkage void __init xen_start_kernel(void) * Set up some pagetable state before starting to set any ptes. */ + xen_init_mmu_ops(); + /* Prevent unwanted bits from being set in PTEs. */ __supported_pte_mask &= ~_PAGE_GLOBAL; if (!xen_initial_domain()) @@ -1099,7 +1101,6 @@ asmlinkage void __init xen_start_kernel(void) */ xen_setup_stackprotector(); - xen_init_mmu_ops(); xen_init_irq_ops(); xen_init_cpuid_mask(); diff --git a/block/blk-core.c b/block/blk-core.c index 81f34311659..71da5111120 100644 --- a/block/blk-core.c +++ b/block/blk-core.c @@ -70,7 +70,7 @@ static void drive_stat_acct(struct request *rq, int new_io) part_stat_inc(cpu, part, merges[rw]); else { part_round_stats(cpu, part); - part_inc_in_flight(part); + part_inc_in_flight(part, rw); } part_stat_unlock(); @@ -1030,9 +1030,9 @@ static void part_round_stats_single(int cpu, struct hd_struct *part, if (now == part->stamp) return; - if (part->in_flight) { + if (part_in_flight(part)) { __part_stat_add(cpu, part, time_in_queue, - part->in_flight * (now - part->stamp)); + part_in_flight(part) * (now - part->stamp)); __part_stat_add(cpu, part, io_ticks, (now - part->stamp)); } part->stamp = now; @@ -1161,7 +1161,7 @@ static int __make_request(struct request_queue *q, struct bio *bio) const unsigned int ff = bio->bi_rw & REQ_FAILFAST_MASK; int rw_flags; - if (bio_rw_flagged(bio, BIO_RW_BARRIER) && bio_has_data(bio) && + if (bio_rw_flagged(bio, BIO_RW_BARRIER) && (q->next_ordered == QUEUE_ORDERED_NONE)) { bio_endio(bio, -EOPNOTSUPP); return 0; @@ -1739,7 +1739,7 @@ static void blk_account_io_done(struct request *req) part_stat_inc(cpu, part, ios[rw]); part_stat_add(cpu, part, ticks[rw], duration); part_round_stats(cpu, part); - part_dec_in_flight(part); + part_dec_in_flight(part, rw); part_stat_unlock(); } @@ -2492,14 +2492,6 @@ int kblockd_schedule_work(struct request_queue *q, struct work_struct *work) } EXPORT_SYMBOL(kblockd_schedule_work); -int kblockd_schedule_delayed_work(struct request_queue *q, - struct delayed_work *work, - unsigned long delay) -{ - return queue_delayed_work(kblockd_workqueue, work, delay); -} -EXPORT_SYMBOL(kblockd_schedule_delayed_work); - int __init blk_dev_init(void) { BUILD_BUG_ON(__REQ_NR_BITS > 8 * diff --git a/block/blk-merge.c b/block/blk-merge.c index b0de8574fdc..99cb5cf1f44 100644 --- a/block/blk-merge.c +++ b/block/blk-merge.c @@ -351,7 +351,7 @@ static void blk_account_io_merge(struct request *req) part = disk_map_sector_rcu(req->rq_disk, blk_rq_pos(req)); part_round_stats(cpu, part); - part_dec_in_flight(part); + part_dec_in_flight(part, rq_data_dir(req)); part_stat_unlock(); } diff --git a/block/blk-settings.c b/block/blk-settings.c index e0695bca702..66d4aa8799b 100644 --- a/block/blk-settings.c +++ b/block/blk-settings.c @@ -242,7 +242,7 @@ EXPORT_SYMBOL(blk_queue_max_hw_sectors); /** * blk_queue_max_discard_sectors - set max sectors for a single discard * @q: the request queue for the device - * @max_discard: maximum number of sectors to discard + * @max_discard_sectors: maximum number of sectors to discard **/ void blk_queue_max_discard_sectors(struct request_queue *q, unsigned int max_discard_sectors) diff --git a/block/blk-tag.c b/block/blk-tag.c index 2e5cfeb5933..6b0f52c2096 100644 --- a/block/blk-tag.c +++ b/block/blk-tag.c @@ -359,7 +359,7 @@ int blk_queue_start_tag(struct request_queue *q, struct request *rq) max_depth -= 2; if (!max_depth) max_depth = 1; - if (q->in_flight[0] > max_depth) + if (q->in_flight[BLK_RW_ASYNC] > max_depth) return 1; } diff --git a/block/cfq-iosched.c b/block/cfq-iosched.c index 9c4b679908f..069a61017c0 100644 --- a/block/cfq-iosched.c +++ b/block/cfq-iosched.c @@ -150,7 +150,7 @@ struct cfq_data { * idle window management */ struct timer_list idle_slice_timer; - struct delayed_work unplug_work; + struct work_struct unplug_work; struct cfq_queue *active_queue; struct cfq_io_context *active_cic; @@ -230,7 +230,7 @@ CFQ_CFQQ_FNS(coop); blk_add_trace_msg((cfqd)->queue, "cfq " fmt, ##args) static void cfq_dispatch_insert(struct request_queue *, struct request *); -static struct cfq_queue *cfq_get_queue(struct cfq_data *, int, +static struct cfq_queue *cfq_get_queue(struct cfq_data *, bool, struct io_context *, gfp_t); static struct cfq_io_context *cfq_cic_lookup(struct cfq_data *, struct io_context *); @@ -241,40 +241,35 @@ static inline int rq_in_driver(struct cfq_data *cfqd) } static inline struct cfq_queue *cic_to_cfqq(struct cfq_io_context *cic, - int is_sync) + bool is_sync) { - return cic->cfqq[!!is_sync]; + return cic->cfqq[is_sync]; } static inline void cic_set_cfqq(struct cfq_io_context *cic, - struct cfq_queue *cfqq, int is_sync) + struct cfq_queue *cfqq, bool is_sync) { - cic->cfqq[!!is_sync] = cfqq; + cic->cfqq[is_sync] = cfqq; } /* * We regard a request as SYNC, if it's either a read or has the SYNC bit * set (in which case it could also be direct WRITE). */ -static inline int cfq_bio_sync(struct bio *bio) +static inline bool cfq_bio_sync(struct bio *bio) { - if (bio_data_dir(bio) == READ || bio_rw_flagged(bio, BIO_RW_SYNCIO)) - return 1; - - return 0; + return bio_data_dir(bio) == READ || bio_rw_flagged(bio, BIO_RW_SYNCIO); } /* * scheduler run of queue, if there are requests pending and no one in the * driver that will restart queueing */ -static inline void cfq_schedule_dispatch(struct cfq_data *cfqd, - unsigned long delay) +static inline void cfq_schedule_dispatch(struct cfq_data *cfqd) { if (cfqd->busy_queues) { cfq_log(cfqd, "schedule dispatch"); - kblockd_schedule_delayed_work(cfqd->queue, &cfqd->unplug_work, - delay); + kblockd_schedule_work(cfqd->queue, &cfqd->unplug_work); } } @@ -290,7 +285,7 @@ static int cfq_queue_empty(struct request_queue *q) * if a queue is marked sync and has sync io queued. A sync queue with async * io only, should not get full sync slice length. */ -static inline int cfq_prio_slice(struct cfq_data *cfqd, int sync, +static inline int cfq_prio_slice(struct cfq_data *cfqd, bool sync, unsigned short prio) { const int base_slice = cfqd->cfq_slice[sync]; @@ -318,7 +313,7 @@ cfq_set_prio_slice(struct cfq_data *cfqd, struct cfq_queue *cfqq) * isn't valid until the first request from the dispatch is activated * and the slice time set. */ -static inline int cfq_slice_used(struct cfq_queue *cfqq) +static inline bool cfq_slice_used(struct cfq_queue *cfqq) { if (cfq_cfqq_slice_new(cfqq)) return 0; @@ -493,7 +488,7 @@ static unsigned long cfq_slice_offset(struct cfq_data *cfqd, * we will service the queues. */ static void cfq_service_tree_add(struct cfq_data *cfqd, struct cfq_queue *cfqq, - int add_front) + bool add_front) { struct rb_node **p, *parent; struct cfq_queue *__cfqq; @@ -509,11 +504,20 @@ static void cfq_service_tree_add(struct cfq_data *cfqd, struct cfq_queue *cfqq, } else rb_key += jiffies; } else if (!add_front) { + /* + * Get our rb key offset. Subtract any residual slice + * value carried from last service. A negative resid + * count indicates slice overrun, and this should position + * the next service time further away in the tree. + */ rb_key = cfq_slice_offset(cfqd, cfqq) + jiffies; - rb_key += cfqq->slice_resid; + rb_key -= cfqq->slice_resid; cfqq->slice_resid = 0; - } else - rb_key = 0; + } else { + rb_key = -HZ; + __cfqq = cfq_rb_first(&cfqd->service_tree); + rb_key += __cfqq ? __cfqq->rb_key : jiffies; + } if (!RB_EMPTY_NODE(&cfqq->rb_node)) { /* @@ -547,7 +551,7 @@ static void cfq_service_tree_add(struct cfq_data *cfqd, struct cfq_queue *cfqq, n = &(*p)->rb_left; else if (cfq_class_idle(cfqq) > cfq_class_idle(__cfqq)) n = &(*p)->rb_right; - else if (rb_key < __cfqq->rb_key) + else if (time_before(rb_key, __cfqq->rb_key)) n = &(*p)->rb_left; else n = &(*p)->rb_right; @@ -827,8 +831,10 @@ cfq_merged_requests(struct request_queue *q, struct request *rq, * reposition in fifo if next is older than rq */ if (!list_empty(&rq->queuelist) && !list_empty(&next->queuelist) && - time_before(next->start_time, rq->start_time)) + time_before(rq_fifo_time(next), rq_fifo_time(rq))) { list_move(&rq->queuelist, &next->queuelist); + rq_set_fifo_time(rq, rq_fifo_time(next)); + } cfq_remove_request(next); } @@ -844,7 +850,7 @@ static int cfq_allow_merge(struct request_queue *q, struct request *rq, * Disallow merge of a sync bio into an async request. */ if (cfq_bio_sync(bio) && !rq_is_sync(rq)) - return 0; + return false; /* * Lookup the cfqq that this bio will be queued with. Allow @@ -852,13 +858,10 @@ static int cfq_allow_merge(struct request_queue *q, struct request *rq, */ cic = cfq_cic_lookup(cfqd, current->io_context); if (!cic) - return 0; + return false; cfqq = cic_to_cfqq(cic, cfq_bio_sync(bio)); - if (cfqq == RQ_CFQQ(rq)) - return 1; - - return 0; + return cfqq == RQ_CFQQ(rq); } static void __cfq_set_active_queue(struct cfq_data *cfqd, @@ -886,7 +889,7 @@ static void __cfq_set_active_queue(struct cfq_data *cfqd, */ static void __cfq_slice_expired(struct cfq_data *cfqd, struct cfq_queue *cfqq, - int timed_out) + bool timed_out) { cfq_log_cfqq(cfqd, cfqq, "slice expired t=%d", timed_out); @@ -914,7 +917,7 @@ __cfq_slice_expired(struct cfq_data *cfqd, struct cfq_queue *cfqq, } } -static inline void cfq_slice_expired(struct cfq_data *cfqd, int timed_out) +static inline void cfq_slice_expired(struct cfq_data *cfqd, bool timed_out) { struct cfq_queue *cfqq = cfqd->active_queue; @@ -1026,7 +1029,7 @@ static struct cfq_queue *cfqq_close(struct cfq_data *cfqd, */ static struct cfq_queue *cfq_close_cooperator(struct cfq_data *cfqd, struct cfq_queue *cur_cfqq, - int probe) + bool probe) { struct cfq_queue *cfqq; @@ -1090,6 +1093,15 @@ static void cfq_arm_slice_timer(struct cfq_data *cfqd) if (!cic || !atomic_read(&cic->ioc->nr_tasks)) return; + /* + * If our average think time is larger than the remaining time + * slice, then don't idle. This avoids overrunning the allotted + * time slice. + */ + if (sample_valid(cic->ttime_samples) && + (cfqq->slice_end - jiffies < cic->ttime_mean)) + return; + cfq_mark_cfqq_wait_request(cfqq); /* @@ -1129,9 +1141,7 @@ static void cfq_dispatch_insert(struct request_queue *q, struct request *rq) */ static struct request *cfq_check_fifo(struct cfq_queue *cfqq) { - struct cfq_data *cfqd = cfqq->cfqd; - struct request *rq; - int fifo; + struct request *rq = NULL; if (cfq_cfqq_fifo_expire(cfqq)) return NULL; @@ -1141,13 +1151,11 @@ static struct request *cfq_check_fifo(struct cfq_queue *cfqq) if (list_empty(&cfqq->fifo)) return NULL; - fifo = cfq_cfqq_sync(cfqq); rq = rq_entry_fifo(cfqq->fifo.next); - - if (time_before(jiffies, rq->start_time + cfqd->cfq_fifo_expire[fifo])) + if (time_before(jiffies, rq_fifo_time(rq))) rq = NULL; - cfq_log_cfqq(cfqd, cfqq, "fifo=%p", rq); + cfq_log_cfqq(cfqq->cfqd, cfqq, "fifo=%p", rq); return rq; } @@ -1248,67 +1256,21 @@ static int cfq_forced_dispatch(struct cfq_data *cfqd) return dispatched; } -/* - * Dispatch a request from cfqq, moving them to the request queue - * dispatch list. - */ -static void cfq_dispatch_request(struct cfq_data *cfqd, struct cfq_queue *cfqq) +static bool cfq_may_dispatch(struct cfq_data *cfqd, struct cfq_queue *cfqq) { - struct request *rq; - - BUG_ON(RB_EMPTY_ROOT(&cfqq->sort_list)); - - /* - * follow expired path, else get first next available - */ - rq = cfq_check_fifo(cfqq); - if (!rq) - rq = cfqq->next_rq; - - /* - * insert request into driver dispatch list - */ - cfq_dispatch_insert(cfqd->queue, rq); - - if (!cfqd->active_cic) { - struct cfq_io_context *cic = RQ_CIC(rq); - - atomic_long_inc(&cic->ioc->refcount); - cfqd->active_cic = cic; - } -} - -/* - * Find the cfqq that we need to service and move a request from that to the - * dispatch list - */ -static int cfq_dispatch_requests(struct request_queue *q, int force) -{ - struct cfq_data *cfqd = q->elevator->elevator_data; - struct cfq_queue *cfqq; unsigned int max_dispatch; - if (!cfqd->busy_queues) - return 0; - - if (unlikely(force)) - return cfq_forced_dispatch(cfqd); - - cfqq = cfq_select_queue(cfqd); - if (!cfqq) - return 0; - /* * Drain async requests before we start sync IO */ if (cfq_cfqq_idle_window(cfqq) && cfqd->rq_in_driver[BLK_RW_ASYNC]) - return 0; + return false; /* * If this is an async queue and we have sync IO in flight, let it wait */ if (cfqd->sync_flight && !cfq_cfqq_sync(cfqq)) - return 0; + return false; max_dispatch = cfqd->cfq_quantum; if (cfq_class_idle(cfqq)) @@ -1322,13 +1284,13 @@ static int cfq_dispatch_requests(struct request_queue *q, int force) * idle queue must always only have a single IO in flight */ if (cfq_class_idle(cfqq)) - return 0; + return false; /* * We have other queues, don't allow more IO from this one */ if (cfqd->busy_queues > 1) - return 0; + return false; /* * Sole queue user, allow bigger slice @@ -1352,13 +1314,72 @@ static int cfq_dispatch_requests(struct request_queue *q, int force) max_dispatch = depth; } - if (cfqq->dispatched >= max_dispatch) + /* + * If we're below the current max, allow a dispatch + */ + return cfqq->dispatched < max_dispatch; +} + +/* + * Dispatch a request from cfqq, moving them to the request queue + * dispatch list. + */ +static bool cfq_dispatch_request(struct cfq_data *cfqd, struct cfq_queue *cfqq) +{ + struct request *rq; + + BUG_ON(RB_EMPTY_ROOT(&cfqq->sort_list)); + + if (!cfq_may_dispatch(cfqd, cfqq)) + return false; + + /* + * follow expired path, else get first next available + */ + rq = cfq_check_fifo(cfqq); + if (!rq) + rq = cfqq->next_rq; + + /* + * insert request into driver dispatch list + */ + cfq_dispatch_insert(cfqd->queue, rq); + + if (!cfqd->active_cic) { + struct cfq_io_context *cic = RQ_CIC(rq); + + atomic_long_inc(&cic->ioc->refcount); + cfqd->active_cic = cic; + } + + return true; +} + +/* + * Find the cfqq that we need to service and move a request from that to the + * dispatch list + */ +static int cfq_dispatch_requests(struct request_queue *q, int force) +{ + struct cfq_data *cfqd = q->elevator->elevator_data; + struct cfq_queue *cfqq; + + if (!cfqd->busy_queues) + return 0; + + if (unlikely(force)) + return cfq_forced_dispatch(cfqd); + + cfqq = cfq_select_queue(cfqd); + if (!cfqq) return 0; /* - * Dispatch a request from this cfqq + * Dispatch a request from this cfqq, if it is allowed */ - cfq_dispatch_request(cfqd, cfqq); + if (!cfq_dispatch_request(cfqd, cfqq)) + return 0; + cfqq->slice_dispatch++; cfq_clear_cfqq_must_dispatch(cfqq); @@ -1399,7 +1420,7 @@ static void cfq_put_queue(struct cfq_queue *cfqq) if (unlikely(cfqd->active_queue == cfqq)) { __cfq_slice_expired(cfqd, cfqq, 0); - cfq_schedule_dispatch(cfqd, 0); + cfq_schedule_dispatch(cfqd); } kmem_cache_free(cfq_pool, cfqq); @@ -1494,7 +1515,7 @@ static void cfq_exit_cfqq(struct cfq_data *cfqd, struct cfq_queue *cfqq) { if (unlikely(cfqq == cfqd->active_queue)) { __cfq_slice_expired(cfqd, cfqq, 0); - cfq_schedule_dispatch(cfqd, 0); + cfq_schedule_dispatch(cfqd); } cfq_put_queue(cfqq); @@ -1658,7 +1679,7 @@ static void cfq_ioc_set_ioprio(struct io_context *ioc) } static void cfq_init_cfqq(struct cfq_data *cfqd, struct cfq_queue *cfqq, - pid_t pid, int is_sync) + pid_t pid, bool is_sync) { RB_CLEAR_NODE(&cfqq->rb_node); RB_CLEAR_NODE(&cfqq->p_node); @@ -1678,7 +1699,7 @@ static void cfq_init_cfqq(struct cfq_data *cfqd, struct cfq_queue *cfqq, } static struct cfq_queue * -cfq_find_alloc_queue(struct cfq_data *cfqd, int is_sync, +cfq_find_alloc_queue(struct cfq_data *cfqd, bool is_sync, struct io_context *ioc, gfp_t gfp_mask) { struct cfq_queue *cfqq, *new_cfqq = NULL; @@ -1742,7 +1763,7 @@ cfq_async_queue_prio(struct cfq_data *cfqd, int ioprio_class, int ioprio) } static struct cfq_queue * -cfq_get_queue(struct cfq_data *cfqd, int is_sync, struct io_context *ioc, +cfq_get_queue(struct cfq_data *cfqd, bool is_sync, struct io_context *ioc, gfp_t gfp_mask) { const int ioprio = task_ioprio(ioc); @@ -1977,7 +1998,10 @@ cfq_update_idle_window(struct cfq_data *cfqd, struct cfq_queue *cfqq, (!cfqd->cfq_latency && cfqd->hw_tag && CIC_SEEKY(cic))) enable_idle = 0; else if (sample_valid(cic->ttime_samples)) { - if (cic->ttime_mean > cfqd->cfq_slice_idle) + unsigned int slice_idle = cfqd->cfq_slice_idle; + if (sample_valid(cic->seek_samples) && CIC_SEEKY(cic)) + slice_idle = msecs_to_jiffies(CFQ_MIN_TT); + if (cic->ttime_mean > slice_idle) enable_idle = 0; else enable_idle = 1; @@ -1996,7 +2020,7 @@ cfq_update_idle_window(struct cfq_data *cfqd, struct cfq_queue *cfqq, * Check if new_cfqq should preempt the currently active queue. Return 0 for * no or if we aren't sure, a 1 will cause a preempt. */ -static int +static bool cfq_should_preempt(struct cfq_data *cfqd, struct cfq_queue *new_cfqq, struct request *rq) { @@ -2004,48 +2028,48 @@ cfq_should_preempt(struct cfq_data *cfqd, struct cfq_queue *new_cfqq, cfqq = cfqd->active_queue; if (!cfqq) - return 0; + return false; if (cfq_slice_used(cfqq)) - return 1; + return true; if (cfq_class_idle(new_cfqq)) - return 0; + return false; if (cfq_class_idle(cfqq)) - return 1; + return true; /* * if the new request is sync, but the currently running queue is * not, let the sync request have priority. */ if (rq_is_sync(rq) && !cfq_cfqq_sync(cfqq)) - return 1; + return true; /* * So both queues are sync. Let the new request get disk time if * it's a metadata request and the current queue is doing regular IO. */ if (rq_is_meta(rq) && !cfqq->meta_pending) - return 1; + return false; /* * Allow an RT request to pre-empt an ongoing non-RT cfqq timeslice. */ if (cfq_class_rt(new_cfqq) && !cfq_class_rt(cfqq)) - return 1; + return true; if (!cfqd->active_cic || !cfq_cfqq_wait_request(cfqq)) - return 0; + return false; /* * if this request is as-good as one we would expect from the * current cfqq, let it preempt */ if (cfq_rq_close(cfqd, rq)) - return 1; + return true; - return 0; + return false; } /* @@ -2130,6 +2154,7 @@ static void cfq_insert_request(struct request_queue *q, struct request *rq) cfq_add_rq_rb(rq); + rq_set_fifo_time(rq, jiffies + cfqd->cfq_fifo_expire[rq_is_sync(rq)]); list_add_tail(&rq->queuelist, &cfqq->fifo); cfq_rq_enqueued(cfqd, cfqq, rq); @@ -2211,7 +2236,7 @@ static void cfq_completed_request(struct request_queue *q, struct request *rq) } if (!rq_in_driver(cfqd)) - cfq_schedule_dispatch(cfqd, 0); + cfq_schedule_dispatch(cfqd); } /* @@ -2309,7 +2334,7 @@ cfq_set_request(struct request_queue *q, struct request *rq, gfp_t gfp_mask) struct cfq_data *cfqd = q->elevator->elevator_data; struct cfq_io_context *cic; const int rw = rq_data_dir(rq); - const int is_sync = rq_is_sync(rq); + const bool is_sync = rq_is_sync(rq); struct cfq_queue *cfqq; unsigned long flags; @@ -2341,7 +2366,7 @@ queue_fail: if (cic) put_io_context(cic->ioc); - cfq_schedule_dispatch(cfqd, 0); + cfq_schedule_dispatch(cfqd); spin_unlock_irqrestore(q->queue_lock, flags); cfq_log(cfqd, "set_request fail"); return 1; @@ -2350,7 +2375,7 @@ queue_fail: static void cfq_kick_queue(struct work_struct *work) { struct cfq_data *cfqd = - container_of(work, struct cfq_data, unplug_work.work); + container_of(work, struct cfq_data, unplug_work); struct request_queue *q = cfqd->queue; spin_lock_irq(q->queue_lock); @@ -2404,7 +2429,7 @@ static void cfq_idle_slice_timer(unsigned long data) expire: cfq_slice_expired(cfqd, timed_out); out_kick: - cfq_schedule_dispatch(cfqd, 0); + cfq_schedule_dispatch(cfqd); out_cont: spin_unlock_irqrestore(cfqd->queue->queue_lock, flags); } @@ -2412,7 +2437,7 @@ out_cont: static void cfq_shutdown_timer_wq(struct cfq_data *cfqd) { del_timer_sync(&cfqd->idle_slice_timer); - cancel_delayed_work_sync(&cfqd->unplug_work); + cancel_work_sync(&cfqd->unplug_work); } static void cfq_put_async_queues(struct cfq_data *cfqd) @@ -2494,7 +2519,7 @@ static void *cfq_init_queue(struct request_queue *q) cfqd->idle_slice_timer.function = cfq_idle_slice_timer; cfqd->idle_slice_timer.data = (unsigned long) cfqd; - INIT_DELAYED_WORK(&cfqd->unplug_work, cfq_kick_queue); + INIT_WORK(&cfqd->unplug_work, cfq_kick_queue); cfqd->cfq_quantum = cfq_quantum; cfqd->cfq_fifo_expire[0] = cfq_fifo_expire[0]; diff --git a/block/elevator.c b/block/elevator.c index 1975b619c86..a847046c6e5 100644 --- a/block/elevator.c +++ b/block/elevator.c @@ -1059,9 +1059,7 @@ ssize_t elv_iosched_store(struct request_queue *q, const char *name, return count; strlcpy(elevator_name, name, sizeof(elevator_name)); - strstrip(elevator_name); - - e = elevator_get(elevator_name); + e = elevator_get(strstrip(elevator_name)); if (!e) { printk(KERN_ERR "elevator: type %s not found\n", elevator_name); return -EINVAL; diff --git a/block/genhd.c b/block/genhd.c index 5a0861da324..517e4332cb3 100644 --- a/block/genhd.c +++ b/block/genhd.c @@ -869,6 +869,7 @@ static DEVICE_ATTR(size, S_IRUGO, part_size_show, NULL); static DEVICE_ATTR(alignment_offset, S_IRUGO, disk_alignment_offset_show, NULL); static DEVICE_ATTR(capability, S_IRUGO, disk_capability_show, NULL); static DEVICE_ATTR(stat, S_IRUGO, part_stat_show, NULL); +static DEVICE_ATTR(inflight, S_IRUGO, part_inflight_show, NULL); #ifdef CONFIG_FAIL_MAKE_REQUEST static struct device_attribute dev_attr_fail = __ATTR(make-it-fail, S_IRUGO|S_IWUSR, part_fail_show, part_fail_store); @@ -888,6 +889,7 @@ static struct attribute *disk_attrs[] = { &dev_attr_alignment_offset.attr, &dev_attr_capability.attr, &dev_attr_stat.attr, + &dev_attr_inflight.attr, #ifdef CONFIG_FAIL_MAKE_REQUEST &dev_attr_fail.attr, #endif @@ -1053,7 +1055,7 @@ static int diskstats_show(struct seq_file *seqf, void *v) part_stat_read(hd, merges[1]), (unsigned long long)part_stat_read(hd, sectors[1]), jiffies_to_msecs(part_stat_read(hd, ticks[1])), - hd->in_flight, + part_in_flight(hd), jiffies_to_msecs(part_stat_read(hd, io_ticks)), jiffies_to_msecs(part_stat_read(hd, time_in_queue)) ); diff --git a/crypto/async_tx/async_pq.c b/crypto/async_tx/async_pq.c index b88db6d1dc6..6b5cc4fba59 100644 --- a/crypto/async_tx/async_pq.c +++ b/crypto/async_tx/async_pq.c @@ -26,14 +26,10 @@ #include <linux/async_tx.h> /** - * scribble - space to hold throwaway P buffer for synchronous gen_syndrome + * pq_scribble_page - space to hold throwaway P or Q buffer for + * synchronous gen_syndrome */ -static struct page *scribble; - -static bool is_raid6_zero_block(struct page *p) -{ - return p == (void *) raid6_empty_zero_page; -} +static struct page *pq_scribble_page; /* the struct page *blocks[] parameter passed to async_gen_syndrome() * and async_syndrome_val() contains the 'P' destination address at @@ -83,7 +79,7 @@ do_async_gen_syndrome(struct dma_chan *chan, struct page **blocks, * sources and update the coefficients accordingly */ for (i = 0, idx = 0; i < src_cnt; i++) { - if (is_raid6_zero_block(blocks[i])) + if (blocks[i] == NULL) continue; dma_src[idx] = dma_map_page(dma->dev, blocks[i], offset, len, DMA_TO_DEVICE); @@ -160,9 +156,9 @@ do_sync_gen_syndrome(struct page **blocks, unsigned int offset, int disks, srcs = (void **) blocks; for (i = 0; i < disks; i++) { - if (is_raid6_zero_block(blocks[i])) { + if (blocks[i] == NULL) { BUG_ON(i > disks - 3); /* P or Q can't be zero */ - srcs[i] = blocks[i]; + srcs[i] = (void*)raid6_empty_zero_page; } else srcs[i] = page_address(blocks[i]) + offset; } @@ -186,10 +182,14 @@ do_sync_gen_syndrome(struct page **blocks, unsigned int offset, int disks, * blocks[disks-1] to NULL. When P or Q is omitted 'len' must be <= * PAGE_SIZE as a temporary buffer of this size is used in the * synchronous path. 'disks' always accounts for both destination - * buffers. + * buffers. If any source buffers (blocks[i] where i < disks - 2) are + * set to NULL those buffers will be replaced with the raid6_zero_page + * in the synchronous path and omitted in the hardware-asynchronous + * path. * * 'blocks' note: if submit->scribble is NULL then the contents of - * 'blocks' may be overridden + * 'blocks' may be overwritten to perform address conversions + * (dma_map_page() or page_address()). */ struct dma_async_tx_descriptor * async_gen_syndrome(struct page **blocks, unsigned int offset, int disks, @@ -227,11 +227,11 @@ async_gen_syndrome(struct page **blocks, unsigned int offset, int disks, async_tx_quiesce(&submit->depend_tx); if (!P(blocks, disks)) { - P(blocks, disks) = scribble; + P(blocks, disks) = pq_scribble_page; BUG_ON(len + offset > PAGE_SIZE); } if (!Q(blocks, disks)) { - Q(blocks, disks) = scribble; + Q(blocks, disks) = pq_scribble_page; BUG_ON(len + offset > PAGE_SIZE); } do_sync_gen_syndrome(blocks, offset, disks, len, submit); @@ -265,8 +265,10 @@ async_syndrome_val(struct page **blocks, unsigned int offset, int disks, len); struct dma_device *device = chan ? chan->device : NULL; struct dma_async_tx_descriptor *tx; + unsigned char coefs[disks-2]; enum dma_ctrl_flags dma_flags = submit->cb_fn ? DMA_PREP_INTERRUPT : 0; dma_addr_t *dma_src = NULL; + int src_cnt = 0; BUG_ON(disks < 4); @@ -285,22 +287,32 @@ async_syndrome_val(struct page **blocks, unsigned int offset, int disks, __func__, disks, len); if (!P(blocks, disks)) dma_flags |= DMA_PREP_PQ_DISABLE_P; + else + pq[0] = dma_map_page(dev, P(blocks, disks), + offset, len, + DMA_TO_DEVICE); if (!Q(blocks, disks)) dma_flags |= DMA_PREP_PQ_DISABLE_Q; + else + pq[1] = dma_map_page(dev, Q(blocks, disks), + offset, len, + DMA_TO_DEVICE); + if (submit->flags & ASYNC_TX_FENCE) dma_flags |= DMA_PREP_FENCE; - for (i = 0; i < disks; i++) + for (i = 0; i < disks-2; i++) if (likely(blocks[i])) { - BUG_ON(is_raid6_zero_block(blocks[i])); - dma_src[i] = dma_map_page(dev, blocks[i], - offset, len, - DMA_TO_DEVICE); + dma_src[src_cnt] = dma_map_page(dev, blocks[i], + offset, len, + DMA_TO_DEVICE); + coefs[src_cnt] = raid6_gfexp[i]; + src_cnt++; } for (;;) { tx = device->device_prep_dma_pq_val(chan, pq, dma_src, - disks - 2, - raid6_gfexp, + src_cnt, + coefs, len, pqres, dma_flags); if (likely(tx)) @@ -373,9 +385,9 @@ EXPORT_SYMBOL_GPL(async_syndrome_val); static int __init async_pq_init(void) { - scribble = alloc_page(GFP_KERNEL); + pq_scribble_page = alloc_page(GFP_KERNEL); - if (scribble) + if (pq_scribble_page) return 0; pr_err("%s: failed to allocate required spare page\n", __func__); @@ -385,7 +397,7 @@ static int __init async_pq_init(void) static void __exit async_pq_exit(void) { - put_page(scribble); + put_page(pq_scribble_page); } module_init(async_pq_init); diff --git a/crypto/async_tx/async_raid6_recov.c b/crypto/async_tx/async_raid6_recov.c index 6d73dde4786..943f2abac9b 100644 --- a/crypto/async_tx/async_raid6_recov.c +++ b/crypto/async_tx/async_raid6_recov.c @@ -131,8 +131,8 @@ async_mult(struct page *dest, struct page *src, u8 coef, size_t len, } static struct dma_async_tx_descriptor * -__2data_recov_4(size_t bytes, int faila, int failb, struct page **blocks, - struct async_submit_ctl *submit) +__2data_recov_4(int disks, size_t bytes, int faila, int failb, + struct page **blocks, struct async_submit_ctl *submit) { struct dma_async_tx_descriptor *tx = NULL; struct page *p, *q, *a, *b; @@ -143,8 +143,8 @@ __2data_recov_4(size_t bytes, int faila, int failb, struct page **blocks, void *cb_param = submit->cb_param; void *scribble = submit->scribble; - p = blocks[4-2]; - q = blocks[4-1]; + p = blocks[disks-2]; + q = blocks[disks-1]; a = blocks[faila]; b = blocks[failb]; @@ -170,8 +170,8 @@ __2data_recov_4(size_t bytes, int faila, int failb, struct page **blocks, } static struct dma_async_tx_descriptor * -__2data_recov_5(size_t bytes, int faila, int failb, struct page **blocks, - struct async_submit_ctl *submit) +__2data_recov_5(int disks, size_t bytes, int faila, int failb, + struct page **blocks, struct async_submit_ctl *submit) { struct dma_async_tx_descriptor *tx = NULL; struct page *p, *q, *g, *dp, *dq; @@ -181,21 +181,22 @@ __2data_recov_5(size_t bytes, int faila, int failb, struct page **blocks, dma_async_tx_callback cb_fn = submit->cb_fn; void *cb_param = submit->cb_param; void *scribble = submit->scribble; - int uninitialized_var(good); - int i; + int good_srcs, good, i; - for (i = 0; i < 3; i++) { + good_srcs = 0; + good = -1; + for (i = 0; i < disks-2; i++) { + if (blocks[i] == NULL) + continue; if (i == faila || i == failb) continue; - else { - good = i; - break; - } + good = i; + good_srcs++; } - BUG_ON(i >= 3); + BUG_ON(good_srcs > 1); - p = blocks[5-2]; - q = blocks[5-1]; + p = blocks[disks-2]; + q = blocks[disks-1]; g = blocks[good]; /* Compute syndrome with zero for the missing data pages @@ -263,10 +264,10 @@ __2data_recov_n(int disks, size_t bytes, int faila, int failb, * delta p and delta q */ dp = blocks[faila]; - blocks[faila] = (void *)raid6_empty_zero_page; + blocks[faila] = NULL; blocks[disks-2] = dp; dq = blocks[failb]; - blocks[failb] = (void *)raid6_empty_zero_page; + blocks[failb] = NULL; blocks[disks-1] = dq; init_async_submit(submit, ASYNC_TX_FENCE, tx, NULL, NULL, scribble); @@ -323,6 +324,8 @@ struct dma_async_tx_descriptor * async_raid6_2data_recov(int disks, size_t bytes, int faila, int failb, struct page **blocks, struct async_submit_ctl *submit) { + int non_zero_srcs, i; + BUG_ON(faila == failb); if (failb < faila) swap(faila, failb); @@ -334,11 +337,13 @@ async_raid6_2data_recov(int disks, size_t bytes, int faila, int failb, */ if (!submit->scribble) { void **ptrs = (void **) blocks; - int i; async_tx_quiesce(&submit->depend_tx); for (i = 0; i < disks; i++) - ptrs[i] = page_address(blocks[i]); + if (blocks[i] == NULL) + ptrs[i] = (void *) raid6_empty_zero_page; + else + ptrs[i] = page_address(blocks[i]); raid6_2data_recov(disks, bytes, faila, failb, ptrs); @@ -347,19 +352,30 @@ async_raid6_2data_recov(int disks, size_t bytes, int faila, int failb, return NULL; } - switch (disks) { - case 4: + non_zero_srcs = 0; + for (i = 0; i < disks-2 && non_zero_srcs < 4; i++) + if (blocks[i]) + non_zero_srcs++; + switch (non_zero_srcs) { + case 0: + case 1: + /* There must be at least 2 sources - the failed devices. */ + BUG(); + + case 2: /* dma devices do not uniformly understand a zero source pq * operation (in contrast to the synchronous case), so - * explicitly handle the 4 disk special case + * explicitly handle the special case of a 4 disk array with + * both data disks missing. */ - return __2data_recov_4(bytes, faila, failb, blocks, submit); - case 5: + return __2data_recov_4(disks, bytes, faila, failb, blocks, submit); + case 3: /* dma devices do not uniformly understand a single * source pq operation (in contrast to the synchronous - * case), so explicitly handle the 5 disk special case + * case), so explicitly handle the special case of a 5 disk + * array with 2 of 3 data disks missing. */ - return __2data_recov_5(bytes, faila, failb, blocks, submit); + return __2data_recov_5(disks, bytes, faila, failb, blocks, submit); default: return __2data_recov_n(disks, bytes, faila, failb, blocks, submit); } @@ -385,6 +401,7 @@ async_raid6_datap_recov(int disks, size_t bytes, int faila, dma_async_tx_callback cb_fn = submit->cb_fn; void *cb_param = submit->cb_param; void *scribble = submit->scribble; + int good_srcs, good, i; struct page *srcs[2]; pr_debug("%s: disks: %d len: %zu\n", __func__, disks, bytes); @@ -394,11 +411,13 @@ async_raid6_datap_recov(int disks, size_t bytes, int faila, */ if (!scribble) { void **ptrs = (void **) blocks; - int i; async_tx_quiesce(&submit->depend_tx); for (i = 0; i < disks; i++) - ptrs[i] = page_address(blocks[i]); + if (blocks[i] == NULL) + ptrs[i] = (void*)raid6_empty_zero_page; + else + ptrs[i] = page_address(blocks[i]); raid6_datap_recov(disks, bytes, faila, ptrs); @@ -407,6 +426,20 @@ async_raid6_datap_recov(int disks, size_t bytes, int faila, return NULL; } + good_srcs = 0; + good = -1; + for (i = 0; i < disks-2; i++) { + if (i == faila) + continue; + if (blocks[i]) { + good = i; + good_srcs++; + if (good_srcs > 1) + break; + } + } + BUG_ON(good_srcs == 0); + p = blocks[disks-2]; q = blocks[disks-1]; @@ -414,14 +447,13 @@ async_raid6_datap_recov(int disks, size_t bytes, int faila, * Use the dead data page as temporary storage for delta q */ dq = blocks[faila]; - blocks[faila] = (void *)raid6_empty_zero_page; + blocks[faila] = NULL; blocks[disks-1] = dq; - /* in the 4 disk case we only need to perform a single source - * multiplication + /* in the 4-disk case we only need to perform a single source + * multiplication with the one good data block. */ - if (disks == 4) { - int good = faila == 0 ? 1 : 0; + if (good_srcs == 1) { struct page *g = blocks[good]; init_async_submit(submit, ASYNC_TX_FENCE, tx, NULL, NULL, diff --git a/crypto/async_tx/async_xor.c b/crypto/async_tx/async_xor.c index b459a9034aa..79182dcb91b 100644 --- a/crypto/async_tx/async_xor.c +++ b/crypto/async_tx/async_xor.c @@ -44,20 +44,23 @@ do_async_xor(struct dma_chan *chan, struct page *dest, struct page **src_list, void *cb_param_orig = submit->cb_param; enum async_tx_flags flags_orig = submit->flags; enum dma_ctrl_flags dma_flags; - int xor_src_cnt; + int xor_src_cnt = 0; dma_addr_t dma_dest; /* map the dest bidrectional in case it is re-used as a source */ dma_dest = dma_map_page(dma->dev, dest, offset, len, DMA_BIDIRECTIONAL); for (i = 0; i < src_cnt; i++) { /* only map the dest once */ + if (!src_list[i]) + continue; if (unlikely(src_list[i] == dest)) { - dma_src[i] = dma_dest; + dma_src[xor_src_cnt++] = dma_dest; continue; } - dma_src[i] = dma_map_page(dma->dev, src_list[i], offset, - len, DMA_TO_DEVICE); + dma_src[xor_src_cnt++] = dma_map_page(dma->dev, src_list[i], offset, + len, DMA_TO_DEVICE); } + src_cnt = xor_src_cnt; while (src_cnt) { submit->flags = flags_orig; @@ -123,7 +126,7 @@ do_sync_xor(struct page *dest, struct page **src_list, unsigned int offset, int src_cnt, size_t len, struct async_submit_ctl *submit) { int i; - int xor_src_cnt; + int xor_src_cnt = 0; int src_off = 0; void *dest_buf; void **srcs; @@ -135,8 +138,9 @@ do_sync_xor(struct page *dest, struct page **src_list, unsigned int offset, /* convert to buffer pointers */ for (i = 0; i < src_cnt; i++) - srcs[i] = page_address(src_list[i]) + offset; - + if (src_list[i]) + srcs[xor_src_cnt++] = page_address(src_list[i]) + offset; + src_cnt = xor_src_cnt; /* set destination address */ dest_buf = page_address(dest) + offset; diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig index 0ed42d8870c..93d2c7971df 100644 --- a/drivers/acpi/Kconfig +++ b/drivers/acpi/Kconfig @@ -218,10 +218,10 @@ config ACPI_PROCESSOR_AGGREGATOR depends on X86 help ACPI 4.0 defines processor Aggregator, which enables OS to perform - specfic processor configuration and control that applies to all + specific processor configuration and control that applies to all processors in the platform. Currently only logical processor idling is defined, which is to reduce power consumption. This driver - support the new device. + supports the new device. config ACPI_THERMAL tristate "Thermal Zone" diff --git a/drivers/acpi/ac.c b/drivers/acpi/ac.c index 98b9690b015..b6ed60b57b0 100644 --- a/drivers/acpi/ac.c +++ b/drivers/acpi/ac.c @@ -245,6 +245,7 @@ static void acpi_ac_notify(struct acpi_device *device, u32 event) acpi_bus_generate_netlink_event(device->pnp.device_class, dev_name(&device->dev), event, (u32) ac->state); + acpi_notifier_call_chain(device, event, (u32) ac->state); #ifdef CONFIG_ACPI_SYSFS_POWER kobject_uevent(&ac->charger.dev->kobj, KOBJ_CHANGE); #endif diff --git a/drivers/acpi/button.c b/drivers/acpi/button.c index 9335b87c517..0c9c6a9a002 100644 --- a/drivers/acpi/button.c +++ b/drivers/acpi/button.c @@ -251,6 +251,9 @@ int acpi_lid_open(void) acpi_status status; unsigned long long state; + if (!lid_device) + return -ENODEV; + status = acpi_evaluate_integer(lid_device->handle, "_LID", NULL, &state); if (ACPI_FAILURE(status)) diff --git a/drivers/acpi/pci_root.c b/drivers/acpi/pci_root.c index 31122214e0e..1af808171d4 100644 --- a/drivers/acpi/pci_root.c +++ b/drivers/acpi/pci_root.c @@ -389,6 +389,17 @@ struct pci_dev *acpi_get_pci_dev(acpi_handle handle) pbus = pdev->subordinate; pci_dev_put(pdev); + + /* + * This function may be called for a non-PCI device that has a + * PCI parent (eg. a disk under a PCI SATA controller). In that + * case pdev->subordinate will be NULL for the parent. + */ + if (!pbus) { + dev_dbg(&pdev->dev, "Not a PCI-to-PCI bridge\n"); + pdev = NULL; + break; + } } out: list_for_each_entry_safe(node, tmp, &device_list, node) diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c index f6e54bf8dd9..64e3c581b7a 100644 --- a/drivers/acpi/video.c +++ b/drivers/acpi/video.c @@ -1109,7 +1109,12 @@ static int acpi_video_bus_check(struct acpi_video_bus *video) */ /* Does this device support video switching? */ - if (video->cap._DOS) { + if (video->cap._DOS || video->cap._DOD) { + if (!video->cap._DOS) { + printk(KERN_WARNING FW_BUG + "ACPI(%s) defines _DOD but not _DOS\n", + acpi_device_bid(video->device)); + } video->flags.multihead = 1; status = 0; } diff --git a/drivers/acpi/video_detect.c b/drivers/acpi/video_detect.c index 7032f25da9b..575593a8b4e 100644 --- a/drivers/acpi/video_detect.c +++ b/drivers/acpi/video_detect.c @@ -84,7 +84,7 @@ long acpi_is_video_device(struct acpi_device *device) return 0; /* Does this device able to support video switching ? */ - if (ACPI_SUCCESS(acpi_get_handle(device->handle, "_DOD", &h_dummy)) && + if (ACPI_SUCCESS(acpi_get_handle(device->handle, "_DOD", &h_dummy)) || ACPI_SUCCESS(acpi_get_handle(device->handle, "_DOS", &h_dummy))) video_caps |= ACPI_VIDEO_OUTPUT_SWITCHING; diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c index b1a257746a1..a06f5d6375a 100644 --- a/drivers/ata/ahci.c +++ b/drivers/ata/ahci.c @@ -575,7 +575,7 @@ static const struct pci_device_id ahci_pci_tbl[] = { { PCI_VDEVICE(ATI, 0x4395), board_ahci_sb700 }, /* ATI SB700/800 */ /* AMD */ - { PCI_VDEVICE(AMD, 0x7800), board_ahci }, /* AMD SB900 */ + { PCI_VDEVICE(AMD, 0x7800), board_ahci }, /* AMD Hudson-2 */ /* AMD is using RAID class only for ahci controllers */ { PCI_VENDOR_ID_AMD, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_STORAGE_RAID << 8, 0xffffff, board_ahci }, @@ -605,6 +605,7 @@ static const struct pci_device_id ahci_pci_tbl[] = { { PCI_VDEVICE(NVIDIA, 0x0559), board_ahci_yesncq }, /* MCP67 */ { PCI_VDEVICE(NVIDIA, 0x055a), board_ahci_yesncq }, /* MCP67 */ { PCI_VDEVICE(NVIDIA, 0x055b), board_ahci_yesncq }, /* MCP67 */ + { PCI_VDEVICE(NVIDIA, 0x0580), board_ahci_yesncq }, /* Linux ID */ { PCI_VDEVICE(NVIDIA, 0x07f0), board_ahci_yesncq }, /* MCP73 */ { PCI_VDEVICE(NVIDIA, 0x07f1), board_ahci_yesncq }, /* MCP73 */ { PCI_VDEVICE(NVIDIA, 0x07f2), board_ahci_yesncq }, /* MCP73 */ diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index b525a098134..d7f0f1b1ae3 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -5028,12 +5028,14 @@ void ata_qc_complete(struct ata_queued_cmd *qc) qc->flags |= ATA_QCFLAG_FAILED; if (unlikely(qc->flags & ATA_QCFLAG_FAILED)) { - if (!ata_tag_internal(qc->tag)) { - /* always fill result TF for failed qc */ - fill_result_tf(qc); + /* always fill result TF for failed qc */ + fill_result_tf(qc); + + if (!ata_tag_internal(qc->tag)) ata_qc_schedule_eh(qc); - return; - } + else + __ata_qc_complete(qc); + return; } WARN_ON_ONCE(ap->pflags & ATA_PFLAG_FROZEN); diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c index 0a97822da21..bba2ae5df1c 100644 --- a/drivers/ata/libata-eh.c +++ b/drivers/ata/libata-eh.c @@ -2981,12 +2981,14 @@ static int ata_eh_revalidate_and_attach(struct ata_link *link, * device detection messages backwards. */ ata_for_each_dev(dev, link, ALL) { - if (!(new_mask & (1 << dev->devno)) || - dev->class == ATA_DEV_PMP) + if (!(new_mask & (1 << dev->devno))) continue; dev->class = ehc->classes[dev->devno]; + if (dev->class == ATA_DEV_PMP) + continue; + ehc->i.flags |= ATA_EHI_PRINTINFO; rc = ata_dev_configure(dev); ehc->i.flags &= ~ATA_EHI_PRINTINFO; diff --git a/drivers/ata/pata_atiixp.c b/drivers/ata/pata_atiixp.c index aa4b3f6ae77..ae4454d4e95 100644 --- a/drivers/ata/pata_atiixp.c +++ b/drivers/ata/pata_atiixp.c @@ -246,7 +246,7 @@ static const struct pci_device_id atiixp[] = { { PCI_VDEVICE(ATI, PCI_DEVICE_ID_ATI_IXP400_IDE), }, { PCI_VDEVICE(ATI, PCI_DEVICE_ID_ATI_IXP600_IDE), }, { PCI_VDEVICE(ATI, PCI_DEVICE_ID_ATI_IXP700_IDE), }, - { PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_SB900_IDE), }, + { PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_HUDSON2_IDE), }, { }, }; diff --git a/drivers/ata/pata_sc1200.c b/drivers/ata/pata_sc1200.c index f49814d6fd2..3bbed8322ec 100644 --- a/drivers/ata/pata_sc1200.c +++ b/drivers/ata/pata_sc1200.c @@ -235,8 +235,7 @@ static int sc1200_init_one(struct pci_dev *dev, const struct pci_device_id *id) .udma_mask = ATA_UDMA2, .port_ops = &sc1200_port_ops }; - /* Can't enable port 2 yet, see top comments */ - const struct ata_port_info *ppi[] = { &info, }; + const struct ata_port_info *ppi[] = { &info, NULL }; return ata_pci_sff_init_one(dev, ppi, &sc1200_sht, NULL); } diff --git a/drivers/ata/pata_via.c b/drivers/ata/pata_via.c index 45657cacec4..88984b803d6 100644 --- a/drivers/ata/pata_via.c +++ b/drivers/ata/pata_via.c @@ -111,7 +111,7 @@ static const struct via_isa_bridge { { "vt8251", PCI_DEVICE_ID_VIA_8251, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST }, { "cx700", PCI_DEVICE_ID_VIA_CX700, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST | VIA_SATA_PATA }, { "vt6410", PCI_DEVICE_ID_VIA_6410, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST | VIA_NO_ENABLES }, - { "vt6415", PCI_DEVICE_ID_VIA_6415, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST | VIA_NO_ENABLES }, + { "vt6415", PCI_DEVICE_ID_VIA_6415, 0x00, 0xff, VIA_UDMA_133 | VIA_BAD_AST | VIA_NO_ENABLES }, { "vt8237a", PCI_DEVICE_ID_VIA_8237A, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST }, { "vt8237", PCI_DEVICE_ID_VIA_8237, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST }, { "vt8235", PCI_DEVICE_ID_VIA_8235, 0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST }, diff --git a/drivers/ata/sata_mv.c b/drivers/ata/sata_mv.c index 17f9ff9067a..6f5093b7c8c 100644 --- a/drivers/ata/sata_mv.c +++ b/drivers/ata/sata_mv.c @@ -1382,6 +1382,25 @@ static int mv_qc_defer(struct ata_queued_cmd *qc) */ if (pp->pp_flags & MV_PP_FLAG_DELAYED_EH) return ATA_DEFER_PORT; + + /* PIO commands need exclusive link: no other commands [DMA or PIO] + * can run concurrently. + * set excl_link when we want to send a PIO command in DMA mode + * or a non-NCQ command in NCQ mode. + * When we receive a command from that link, and there are no + * outstanding commands, mark a flag to clear excl_link and let + * the command go through. + */ + if (unlikely(ap->excl_link)) { + if (link == ap->excl_link) { + if (ap->nr_active_links) + return ATA_DEFER_PORT; + qc->flags |= ATA_QCFLAG_CLEAR_EXCL; + return 0; + } else + return ATA_DEFER_PORT; + } + /* * If the port is completely idle, then allow the new qc. */ @@ -1395,8 +1414,14 @@ static int mv_qc_defer(struct ata_queued_cmd *qc) * doesn't allow it. */ if ((pp->pp_flags & MV_PP_FLAG_EDMA_EN) && - (pp->pp_flags & MV_PP_FLAG_NCQ_EN) && ata_is_ncq(qc->tf.protocol)) - return 0; + (pp->pp_flags & MV_PP_FLAG_NCQ_EN)) { + if (ata_is_ncq(qc->tf.protocol)) + return 0; + else { + ap->excl_link = link; + return ATA_DEFER_PORT; + } + } return ATA_DEFER_PORT; } diff --git a/drivers/ata/sata_nv.c b/drivers/ata/sata_nv.c index 86a40582999..1eb4e020eb5 100644 --- a/drivers/ata/sata_nv.c +++ b/drivers/ata/sata_nv.c @@ -1594,9 +1594,21 @@ static int nv_hardreset(struct ata_link *link, unsigned int *class, !ata_dev_enabled(link->device)) sata_link_hardreset(link, sata_deb_timing_hotplug, deadline, NULL, NULL); - else if (!(ehc->i.flags & ATA_EHI_QUIET)) - ata_link_printk(link, KERN_INFO, - "nv: skipping hardreset on occupied port\n"); + else { + const unsigned long *timing = sata_ehc_deb_timing(ehc); + int rc; + + if (!(ehc->i.flags & ATA_EHI_QUIET)) + ata_link_printk(link, KERN_INFO, "nv: skipping " + "hardreset on occupied port\n"); + + /* make sure the link is online */ + rc = sata_link_resume(link, timing, deadline); + /* whine about phy resume failure but proceed */ + if (rc && rc != -EOPNOTSUPP) + ata_link_printk(link, KERN_WARNING, "failed to resume " + "link (errno=%d)\n", rc); + } /* device signature acquisition is unreliable */ return -EAGAIN; diff --git a/drivers/base/bus.c b/drivers/base/bus.c index 973bf2ad4e0..63c143e54a5 100644 --- a/drivers/base/bus.c +++ b/drivers/base/bus.c @@ -689,15 +689,19 @@ int bus_add_driver(struct device_driver *drv) printk(KERN_ERR "%s: driver_add_attrs(%s) failed\n", __func__, drv->name); } - error = add_bind_files(drv); - if (error) { - /* Ditto */ - printk(KERN_ERR "%s: add_bind_files(%s) failed\n", - __func__, drv->name); + + if (!drv->suppress_bind_attrs) { + error = add_bind_files(drv); + if (error) { + /* Ditto */ + printk(KERN_ERR "%s: add_bind_files(%s) failed\n", + __func__, drv->name); + } } kobject_uevent(&priv->kobj, KOBJ_ADD); return 0; + out_unregister: kfree(drv->p); drv->p = NULL; @@ -720,7 +724,8 @@ void bus_remove_driver(struct device_driver *drv) if (!drv->bus) return; - remove_bind_files(drv); + if (!drv->suppress_bind_attrs) + remove_bind_files(drv); driver_remove_attrs(drv->bus, drv); driver_remove_file(drv, &driver_attr_uevent); klist_remove(&drv->p->knode_bus); diff --git a/drivers/base/driver.c b/drivers/base/driver.c index ed2ebd3c287..f367885a764 100644 --- a/drivers/base/driver.c +++ b/drivers/base/driver.c @@ -236,7 +236,7 @@ int driver_register(struct device_driver *drv) put_driver(other); printk(KERN_ERR "Error: Driver '%s' is already registered, " "aborting...\n", drv->name); - return -EEXIST; + return -EBUSY; } ret = bus_add_driver(drv); diff --git a/drivers/base/platform.c b/drivers/base/platform.c index ed156a13aa4..4fa954b07ac 100644 --- a/drivers/base/platform.c +++ b/drivers/base/platform.c @@ -521,11 +521,15 @@ int __init_or_module platform_driver_probe(struct platform_driver *drv, { int retval, code; + /* make sure driver won't have bind/unbind attributes */ + drv->driver.suppress_bind_attrs = true; + /* temporary section violation during probe() */ drv->probe = probe; retval = code = platform_driver_register(drv); - /* Fixup that section violation, being paranoid about code scanning + /* + * Fixup that section violation, being paranoid about code scanning * the list of drivers in order to probe new devices. Check to see * if the probe was successful, and make sure any forced probes of * new devices fail. diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c index fb5be2d95d5..6399e5090df 100644 --- a/drivers/block/cciss.c +++ b/drivers/block/cciss.c @@ -68,6 +68,12 @@ MODULE_SUPPORTED_DEVICE("HP SA5i SA5i+ SA532 SA5300 SA5312 SA641 SA642 SA6400" MODULE_VERSION("3.6.20"); MODULE_LICENSE("GPL"); +static int cciss_allow_hpsa; +module_param(cciss_allow_hpsa, int, S_IRUGO|S_IWUSR); +MODULE_PARM_DESC(cciss_allow_hpsa, + "Prevent cciss driver from accessing hardware known to be " + " supported by the hpsa driver"); + #include "cciss_cmd.h" #include "cciss.h" #include <linux/cciss_ioctl.h> @@ -101,8 +107,6 @@ static const struct pci_device_id cciss_pci_device_id[] = { {PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_CISSE, 0x103C, 0x3249}, {PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_CISSE, 0x103C, 0x324A}, {PCI_VENDOR_ID_HP, PCI_DEVICE_ID_HP_CISSE, 0x103C, 0x324B}, - {PCI_VENDOR_ID_HP, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, - PCI_CLASS_STORAGE_RAID << 8, 0xffff << 8, 0}, {0,} }; @@ -123,8 +127,6 @@ static struct board_type products[] = { {0x409D0E11, "Smart Array 6400 EM", &SA5_access}, {0x40910E11, "Smart Array 6i", &SA5_access}, {0x3225103C, "Smart Array P600", &SA5_access}, - {0x3223103C, "Smart Array P800", &SA5_access}, - {0x3234103C, "Smart Array P400", &SA5_access}, {0x3235103C, "Smart Array P400i", &SA5_access}, {0x3211103C, "Smart Array E200i", &SA5_access}, {0x3212103C, "Smart Array E200", &SA5_access}, @@ -132,6 +134,10 @@ static struct board_type products[] = { {0x3214103C, "Smart Array E200i", &SA5_access}, {0x3215103C, "Smart Array E200i", &SA5_access}, {0x3237103C, "Smart Array E500", &SA5_access}, +/* controllers below this line are also supported by the hpsa driver. */ +#define HPSA_BOUNDARY 0x3223103C + {0x3223103C, "Smart Array P800", &SA5_access}, + {0x3234103C, "Smart Array P400", &SA5_access}, {0x323D103C, "Smart Array P700m", &SA5_access}, {0x3241103C, "Smart Array P212", &SA5_access}, {0x3243103C, "Smart Array P410", &SA5_access}, @@ -140,7 +146,6 @@ static struct board_type products[] = { {0x3249103C, "Smart Array P812", &SA5_access}, {0x324A103C, "Smart Array P712m", &SA5_access}, {0x324B103C, "Smart Array P711m", &SA5_access}, - {0xFFFF103C, "Unknown Smart Array", &SA5_access}, }; /* How long to wait (in milliseconds) for board to go into simple mode */ @@ -3754,7 +3759,27 @@ static int __devinit cciss_pci_init(ctlr_info_t *c, struct pci_dev *pdev) __u64 cfg_offset; __u32 cfg_base_addr; __u64 cfg_base_addr_index; - int i, err; + int i, prod_index, err; + + subsystem_vendor_id = pdev->subsystem_vendor; + subsystem_device_id = pdev->subsystem_device; + board_id = (((__u32) (subsystem_device_id << 16) & 0xffff0000) | + subsystem_vendor_id); + + for (i = 0; i < ARRAY_SIZE(products); i++) { + /* Stand aside for hpsa driver on request */ + if (cciss_allow_hpsa && products[i].board_id == HPSA_BOUNDARY) + return -ENODEV; + if (board_id == products[i].board_id) + break; + } + prod_index = i; + if (prod_index == ARRAY_SIZE(products)) { + dev_warn(&pdev->dev, + "unrecognized board ID: 0x%08lx, ignoring.\n", + (unsigned long) board_id); + return -ENODEV; + } /* check to see if controller has been disabled */ /* BEFORE trying to enable it */ @@ -3778,11 +3803,6 @@ static int __devinit cciss_pci_init(ctlr_info_t *c, struct pci_dev *pdev) return err; } - subsystem_vendor_id = pdev->subsystem_vendor; - subsystem_device_id = pdev->subsystem_device; - board_id = (((__u32) (subsystem_device_id << 16) & 0xffff0000) | - subsystem_vendor_id); - #ifdef CCISS_DEBUG printk("command = %x\n", command); printk("irq = %x\n", pdev->irq); @@ -3868,14 +3888,9 @@ static int __devinit cciss_pci_init(ctlr_info_t *c, struct pci_dev *pdev) * leave a little room for ioctl calls. */ c->max_commands = readl(&(c->cfgtable->CmdsOutMax)); - for (i = 0; i < ARRAY_SIZE(products); i++) { - if (board_id == products[i].board_id) { - c->product_name = products[i].product_name; - c->access = *(products[i].access); - c->nr_cmds = c->max_commands - 4; - break; - } - } + c->product_name = products[prod_index].product_name; + c->access = *(products[prod_index].access); + c->nr_cmds = c->max_commands - 4; if ((readb(&c->cfgtable->Signature[0]) != 'C') || (readb(&c->cfgtable->Signature[1]) != 'I') || (readb(&c->cfgtable->Signature[2]) != 'S') || @@ -3884,27 +3899,6 @@ static int __devinit cciss_pci_init(ctlr_info_t *c, struct pci_dev *pdev) err = -ENODEV; goto err_out_free_res; } - /* We didn't find the controller in our list. We know the - * signature is valid. If it's an HP device let's try to - * bind to the device and fire it up. Otherwise we bail. - */ - if (i == ARRAY_SIZE(products)) { - if (subsystem_vendor_id == PCI_VENDOR_ID_HP) { - c->product_name = products[i-1].product_name; - c->access = *(products[i-1].access); - c->nr_cmds = c->max_commands - 4; - printk(KERN_WARNING "cciss: This is an unknown " - "Smart Array controller.\n" - "cciss: Please update to the latest driver " - "available from www.hp.com.\n"); - } else { - printk(KERN_WARNING "cciss: Sorry, I don't know how" - " to access the Smart Array controller %08lx\n" - , (unsigned long)board_id); - err = -ENODEV; - goto err_out_free_res; - } - } #ifdef CONFIG_X86 { /* Need to enable prefetch in the SCSI core for 6400 in x86 */ @@ -4254,7 +4248,7 @@ static int __devinit cciss_init_one(struct pci_dev *pdev, mutex_init(&hba[i]->busy_shutting_down); if (cciss_pci_init(hba[i], pdev) != 0) - goto clean0; + goto clean_no_release_regions; sprintf(hba[i]->devname, "cciss%d", i); hba[i]->ctlr = i; @@ -4391,13 +4385,14 @@ clean2: clean1: cciss_destroy_hba_sysfs_entry(hba[i]); clean0: + pci_release_regions(pdev); +clean_no_release_regions: hba[i]->busy_initializing = 0; /* * Deliberately omit pci_disable_device(): it does something nasty to * Smart Array controllers that pci_enable_device does not undo */ - pci_release_regions(pdev); pci_set_drvdata(pdev, NULL); free_hba(i); return -1; diff --git a/drivers/block/loop.c b/drivers/block/loop.c index edda9ea7c62..bd112c8c7bc 100644 --- a/drivers/block/loop.c +++ b/drivers/block/loop.c @@ -949,7 +949,7 @@ static int loop_clr_fd(struct loop_device *lo, struct block_device *bdev) lo->lo_state = Lo_unbound; /* This is safe: open() is still holding a reference. */ module_put(THIS_MODULE); - if (max_part > 0) + if (max_part > 0 && bdev) ioctl_by_bdev(bdev, BLKRRPART, 0); mutex_unlock(&lo->lo_ctl_mutex); /* diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c index 43f19389647..51042f0ba7e 100644 --- a/drivers/block/virtio_blk.c +++ b/drivers/block/virtio_blk.c @@ -3,7 +3,6 @@ #include <linux/blkdev.h> #include <linux/hdreg.h> #include <linux/virtio.h> -#include <linux/virtio_ids.h> #include <linux/virtio_blk.h> #include <linux/scatterlist.h> @@ -183,34 +182,6 @@ static void do_virtblk_request(struct request_queue *q) vblk->vq->vq_ops->kick(vblk->vq); } -/* return ATA identify data - */ -static int virtblk_identify(struct gendisk *disk, void *argp) -{ - struct virtio_blk *vblk = disk->private_data; - void *opaque; - int err = -ENOMEM; - - opaque = kmalloc(VIRTIO_BLK_ID_BYTES, GFP_KERNEL); - if (!opaque) - goto out; - - err = virtio_config_buf(vblk->vdev, VIRTIO_BLK_F_IDENTIFY, - offsetof(struct virtio_blk_config, identify), opaque, - VIRTIO_BLK_ID_BYTES); - - if (err) - goto out_kfree; - - if (copy_to_user(argp, opaque, VIRTIO_BLK_ID_BYTES)) - err = -EFAULT; - -out_kfree: - kfree(opaque); -out: - return err; -} - static void virtblk_prepare_flush(struct request_queue *q, struct request *req) { req->cmd_type = REQ_TYPE_LINUX_BLOCK; @@ -222,10 +193,6 @@ static int virtblk_ioctl(struct block_device *bdev, fmode_t mode, { struct gendisk *disk = bdev->bd_disk; struct virtio_blk *vblk = disk->private_data; - void __user *argp = (void __user *)data; - - if (cmd == HDIO_GET_IDENTITY) - return virtblk_identify(disk, argp); /* * Only allow the generic SCSI ioctls if the host can support it. @@ -233,7 +200,8 @@ static int virtblk_ioctl(struct block_device *bdev, fmode_t mode, if (!virtio_has_feature(vblk->vdev, VIRTIO_BLK_F_SCSI)) return -ENOTTY; - return scsi_cmd_ioctl(disk->queue, disk, mode, cmd, argp); + return scsi_cmd_ioctl(disk->queue, disk, mode, cmd, + (void __user *)data); } /* We provide getgeo only to please some old bootloader/partitioning tools */ @@ -332,7 +300,6 @@ static int __devinit virtblk_probe(struct virtio_device *vdev) } vblk->disk->queue->queuedata = vblk; - queue_flag_set_unlocked(QUEUE_FLAG_VIRT, vblk->disk->queue); if (index < 26) { sprintf(vblk->disk->disk_name, "vd%c", 'a' + index % 26); @@ -445,7 +412,7 @@ static struct virtio_device_id id_table[] = { static unsigned int features[] = { VIRTIO_BLK_F_BARRIER, VIRTIO_BLK_F_SEG_MAX, VIRTIO_BLK_F_SIZE_MAX, VIRTIO_BLK_F_GEOMETRY, VIRTIO_BLK_F_RO, VIRTIO_BLK_F_BLK_SIZE, - VIRTIO_BLK_F_SCSI, VIRTIO_BLK_F_IDENTIFY, VIRTIO_BLK_F_FLUSH + VIRTIO_BLK_F_SCSI, VIRTIO_BLK_F_FLUSH }; /* diff --git a/drivers/char/Kconfig b/drivers/char/Kconfig index 08a6f50ae79..6aad99ec4e0 100644 --- a/drivers/char/Kconfig +++ b/drivers/char/Kconfig @@ -323,7 +323,7 @@ config SPECIALIX config SX tristate "Specialix SX (and SI) card support" - depends on SERIAL_NONSTANDARD && (PCI || EISA || ISA) + depends on SERIAL_NONSTANDARD && (PCI || EISA || ISA) && BROKEN help This is a driver for the SX and SI multiport serial cards. Please read the file <file:Documentation/serial/sx.txt> for details. @@ -334,7 +334,7 @@ config SX config RIO tristate "Specialix RIO system support" - depends on SERIAL_NONSTANDARD + depends on SERIAL_NONSTANDARD && BROKEN help This is a driver for the Specialix RIO, a smart serial card which drives an outboard box that can support up to 128 ports. Product @@ -395,7 +395,7 @@ config NOZOMI config A2232 tristate "Commodore A2232 serial support (EXPERIMENTAL)" - depends on EXPERIMENTAL && ZORRO && BROKEN_ON_SMP + depends on EXPERIMENTAL && ZORRO && BROKEN ---help--- This option supports the 2232 7-port serial card shipped with the Amiga 2000 and other Zorro-bus machines, dating from 1989. At diff --git a/drivers/char/genrtc.c b/drivers/char/genrtc.c index aac0985a572..31e7c91c2d9 100644 --- a/drivers/char/genrtc.c +++ b/drivers/char/genrtc.c @@ -43,6 +43,7 @@ #define RTC_VERSION "1.07" #include <linux/module.h> +#include <linux/sched.h> #include <linux/errno.h> #include <linux/miscdevice.h> #include <linux/fcntl.h> diff --git a/drivers/char/hw_random/virtio-rng.c b/drivers/char/hw_random/virtio-rng.c index 962968f05b9..915157fcff9 100644 --- a/drivers/char/hw_random/virtio-rng.c +++ b/drivers/char/hw_random/virtio-rng.c @@ -21,7 +21,6 @@ #include <linux/scatterlist.h> #include <linux/spinlock.h> #include <linux/virtio.h> -#include <linux/virtio_ids.h> #include <linux/virtio_rng.h> /* The host will fill any buffer we give it with sweet, sweet randomness. We @@ -117,7 +116,7 @@ static int virtrng_probe(struct virtio_device *vdev) return 0; } -static void virtrng_remove(struct virtio_device *vdev) +static void __devexit virtrng_remove(struct virtio_device *vdev) { vdev->config->reset(vdev); hwrng_unregister(&virtio_hwrng); diff --git a/drivers/char/rtc.c b/drivers/char/rtc.c index e0d0f8b2696..bc4ab3e5455 100644 --- a/drivers/char/rtc.c +++ b/drivers/char/rtc.c @@ -74,6 +74,7 @@ #include <linux/proc_fs.h> #include <linux/seq_file.h> #include <linux/spinlock.h> +#include <linux/sched.h> #include <linux/sysctl.h> #include <linux/wait.h> #include <linux/bcd.h> diff --git a/drivers/char/sonypi.c b/drivers/char/sonypi.c index fd3dced9777..8c262aaf7c2 100644 --- a/drivers/char/sonypi.c +++ b/drivers/char/sonypi.c @@ -36,6 +36,7 @@ */ #include <linux/module.h> +#include <linux/sched.h> #include <linux/input.h> #include <linux/pci.h> #include <linux/init.h> diff --git a/drivers/char/tty_buffer.c b/drivers/char/tty_buffer.c index 3108991c5c8..66fa4e10d76 100644 --- a/drivers/char/tty_buffer.c +++ b/drivers/char/tty_buffer.c @@ -402,28 +402,26 @@ static void flush_to_ldisc(struct work_struct *work) container_of(work, struct tty_struct, buf.work.work); unsigned long flags; struct tty_ldisc *disc; - struct tty_buffer *tbuf, *head; - char *char_buf; - unsigned char *flag_buf; disc = tty_ldisc_ref(tty); if (disc == NULL) /* !TTY_LDISC */ return; spin_lock_irqsave(&tty->buf.lock, flags); - /* So we know a flush is running */ - set_bit(TTY_FLUSHING, &tty->flags); - head = tty->buf.head; - if (head != NULL) { - tty->buf.head = NULL; - for (;;) { - int count = head->commit - head->read; + + if (!test_and_set_bit(TTY_FLUSHING, &tty->flags)) { + struct tty_buffer *head; + while ((head = tty->buf.head) != NULL) { + int count; + char *char_buf; + unsigned char *flag_buf; + + count = head->commit - head->read; if (!count) { if (head->next == NULL) break; - tbuf = head; - head = head->next; - tty_buffer_free(tty, tbuf); + tty->buf.head = head->next; + tty_buffer_free(tty, head); continue; } /* Ldisc or user is trying to flush the buffers @@ -445,9 +443,9 @@ static void flush_to_ldisc(struct work_struct *work) flag_buf, count); spin_lock_irqsave(&tty->buf.lock, flags); } - /* Restore the queue head */ - tty->buf.head = head; + clear_bit(TTY_FLUSHING, &tty->flags); } + /* We may have a deferred request to flush the input buffer, if so pull the chain under the lock and empty the queue */ if (test_bit(TTY_FLUSHPENDING, &tty->flags)) { @@ -455,7 +453,6 @@ static void flush_to_ldisc(struct work_struct *work) clear_bit(TTY_FLUSHPENDING, &tty->flags); wake_up(&tty->read_wait); } - clear_bit(TTY_FLUSHING, &tty->flags); spin_unlock_irqrestore(&tty->buf.lock, flags); tty_ldisc_deref(disc); @@ -471,7 +468,7 @@ static void flush_to_ldisc(struct work_struct *work) */ void tty_flush_to_ldisc(struct tty_struct *tty) { - flush_to_ldisc(&tty->buf.work.work); + flush_delayed_work(&tty->buf.work); } /** diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c index 0d328b59568..a035ae39a35 100644 --- a/drivers/char/virtio_console.c +++ b/drivers/char/virtio_console.c @@ -31,7 +31,6 @@ #include <linux/err.h> #include <linux/init.h> #include <linux/virtio.h> -#include <linux/virtio_ids.h> #include <linux/virtio_console.h> #include "hvc_console.h" diff --git a/drivers/char/vt_ioctl.c b/drivers/char/vt_ioctl.c index 6b36ee56e6f..ed86d3bf249 100644 --- a/drivers/char/vt_ioctl.c +++ b/drivers/char/vt_ioctl.c @@ -1532,7 +1532,7 @@ long vt_compat_ioctl(struct tty_struct *tty, struct file * file, case PIO_UNIMAP: case GIO_UNIMAP: - ret = do_unimap_ioctl(cmd, up, perm, vc); + ret = compat_unimap_ioctl(cmd, up, perm, vc); break; /* diff --git a/drivers/cpuidle/cpuidle.c b/drivers/cpuidle/cpuidle.c index ad41f19b8e3..12fdd3987a3 100644 --- a/drivers/cpuidle/cpuidle.c +++ b/drivers/cpuidle/cpuidle.c @@ -76,8 +76,11 @@ static void cpuidle_idle_call(void) #endif /* ask the governor for the next state */ next_state = cpuidle_curr_governor->select(dev); - if (need_resched()) + if (need_resched()) { + local_irq_enable(); return; + } + target_state = &dev->states[next_state]; /* enter the state and update stats */ diff --git a/drivers/crypto/padlock-sha.c b/drivers/crypto/padlock-sha.c index 76cb6b345e7..0af80577dc7 100644 --- a/drivers/crypto/padlock-sha.c +++ b/drivers/crypto/padlock-sha.c @@ -24,6 +24,12 @@ #include <asm/i387.h> #include "padlock.h" +#ifdef CONFIG_64BIT +#define STACK_ALIGN 16 +#else +#define STACK_ALIGN 4 +#endif + struct padlock_sha_desc { struct shash_desc fallback; }; @@ -64,7 +70,9 @@ static int padlock_sha1_finup(struct shash_desc *desc, const u8 *in, /* We can't store directly to *out as it may be unaligned. */ /* BTW Don't reduce the buffer size below 128 Bytes! * PadLock microcode needs it that big. */ - char result[128] __attribute__ ((aligned(PADLOCK_ALIGNMENT))); + char buf[128 + PADLOCK_ALIGNMENT - STACK_ALIGN] __attribute__ + ((aligned(STACK_ALIGN))); + char *result = PTR_ALIGN(&buf[0], PADLOCK_ALIGNMENT); struct padlock_sha_desc *dctx = shash_desc_ctx(desc); struct sha1_state state; unsigned int space; @@ -128,7 +136,9 @@ static int padlock_sha256_finup(struct shash_desc *desc, const u8 *in, /* We can't store directly to *out as it may be unaligned. */ /* BTW Don't reduce the buffer size below 128 Bytes! * PadLock microcode needs it that big. */ - char result[128] __attribute__ ((aligned(PADLOCK_ALIGNMENT))); + char buf[128 + PADLOCK_ALIGNMENT - STACK_ALIGN] __attribute__ + ((aligned(STACK_ALIGN))); + char *result = PTR_ALIGN(&buf[0], PADLOCK_ALIGNMENT); struct padlock_sha_desc *dctx = shash_desc_ctx(desc); struct sha256_state state; unsigned int space; diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c index 4f4ac82382f..d4560d9d5a8 100644 --- a/drivers/edac/amd64_edac.c +++ b/drivers/edac/amd64_edac.c @@ -1122,7 +1122,7 @@ static void k8_read_dram_base_limit(struct amd64_pvt *pvt, int dram) debugf0("Reading K8_DRAM_BASE_LOW failed\n"); /* Extract parts into separate data entries */ - pvt->dram_base[dram] = ((u64) low & 0xFFFF0000) << 24; + pvt->dram_base[dram] = ((u64) low & 0xFFFF0000) << 8; pvt->dram_IntlvEn[dram] = (low >> 8) & 0x7; pvt->dram_rw_en[dram] = (low & 0x3); @@ -1135,7 +1135,7 @@ static void k8_read_dram_base_limit(struct amd64_pvt *pvt, int dram) * Extract parts into separate data entries. Limit is the HIGHEST memory * location of the region, so lower 24 bits need to be all ones */ - pvt->dram_limit[dram] = (((u64) low & 0xFFFF0000) << 24) | 0x00FFFFFF; + pvt->dram_limit[dram] = (((u64) low & 0xFFFF0000) << 8) | 0x00FFFFFF; pvt->dram_IntlvSel[dram] = (low >> 8) & 0x7; pvt->dram_DstNode[dram] = (low & 0x7); } @@ -1369,7 +1369,7 @@ static void f10_read_dram_base_limit(struct amd64_pvt *pvt, int dram) pvt->dram_IntlvEn[dram] = (low_base >> 8) & 0x7; pvt->dram_base[dram] = (((u64)high_base & 0x000000FF) << 40) | - (((u64)low_base & 0xFFFF0000) << 24); + (((u64)low_base & 0xFFFF0000) << 8); low_offset = K8_DRAM_LIMIT_LOW + (dram << 3); high_offset = F10_DRAM_LIMIT_HIGH + (dram << 3); @@ -1391,7 +1391,7 @@ static void f10_read_dram_base_limit(struct amd64_pvt *pvt, int dram) * memory location of the region, so low 24 bits need to be all ones. */ pvt->dram_limit[dram] = (((u64)high_limit & 0x000000FF) << 40) | - (((u64) low_limit & 0xFFFF0000) << 24) | + (((u64) low_limit & 0xFFFF0000) << 8) | 0x00FFFFFF; } diff --git a/drivers/edac/i5000_edac.c b/drivers/edac/i5000_edac.c index d335086f4a2..77a9579d716 100644 --- a/drivers/edac/i5000_edac.c +++ b/drivers/edac/i5000_edac.c @@ -1173,7 +1173,7 @@ static void i5000_get_mc_regs(struct mem_ctl_info *mci) pci_read_config_word(pvt->branch_1, where, &pvt->b1_mtr[slot_row]); debugf2("MTR%d where=0x%x B1 value=0x%x\n", slot_row, - where, pvt->b0_mtr[slot_row]); + where, pvt->b1_mtr[slot_row]); } else { pvt->b1_mtr[slot_row] = 0; } @@ -1232,7 +1232,7 @@ static int i5000_init_csrows(struct mem_ctl_info *mci) struct csrow_info *p_csrow; int empty, channel_count; int max_csrows; - int mtr; + int mtr, mtr1; int csrow_megs; int channel; int csrow; @@ -1251,9 +1251,10 @@ static int i5000_init_csrows(struct mem_ctl_info *mci) /* use branch 0 for the basis */ mtr = pvt->b0_mtr[csrow >> 1]; + mtr1 = pvt->b1_mtr[csrow >> 1]; /* if no DIMMS on this row, continue */ - if (!MTR_DIMMS_PRESENT(mtr)) + if (!MTR_DIMMS_PRESENT(mtr) && !MTR_DIMMS_PRESENT(mtr1)) continue; /* FAKE OUT VALUES, FIXME */ diff --git a/drivers/edac/i5400_edac.c b/drivers/edac/i5400_edac.c index b08b6d8e2dc..f99d10655ed 100644 --- a/drivers/edac/i5400_edac.c +++ b/drivers/edac/i5400_edac.c @@ -46,9 +46,10 @@ /* Limits for i5400 */ #define NUM_MTRS_PER_BRANCH 4 #define CHANNELS_PER_BRANCH 2 +#define MAX_DIMMS_PER_CHANNEL NUM_MTRS_PER_BRANCH #define MAX_CHANNELS 4 -#define MAX_DIMMS (MAX_CHANNELS * 4) /* Up to 4 DIMM's per channel */ -#define MAX_CSROWS (MAX_DIMMS * 2) /* max possible csrows per channel */ +/* max possible csrows per channel */ +#define MAX_CSROWS (MAX_DIMMS_PER_CHANNEL) /* Device 16, * Function 0: System Address @@ -331,7 +332,6 @@ static const struct i5400_dev_info i5400_devs[] = { struct i5400_dimm_info { int megabytes; /* size, 0 means not present */ - int dual_rank; }; /* driver private data structure */ @@ -849,11 +849,9 @@ static int determine_mtr(struct i5400_pvt *pvt, int csrow, int channel) int n; /* There is one MTR for each slot pair of FB-DIMMs, - Each slot may have one or two ranks (2 csrows), Each slot pair may be at branch 0 or branch 1. - So, csrow should be divided by eight */ - n = csrow >> 3; + n = csrow; if (n >= NUM_MTRS_PER_BRANCH) { debugf0("ERROR: trying to access an invalid csrow: %d\n", @@ -905,25 +903,22 @@ static void handle_channel(struct i5400_pvt *pvt, int csrow, int channel, amb_present_reg = determine_amb_present_reg(pvt, channel); /* Determine if there is a DIMM present in this DIMM slot */ - if (amb_present_reg & (1 << (csrow >> 1))) { - dinfo->dual_rank = MTR_DIMM_RANK(mtr); - - if (!((dinfo->dual_rank == 0) && - ((csrow & 0x1) == 0x1))) { - /* Start with the number of bits for a Bank - * on the DRAM */ - addrBits = MTR_DRAM_BANKS_ADDR_BITS(mtr); - /* Add thenumber of ROW bits */ - addrBits += MTR_DIMM_ROWS_ADDR_BITS(mtr); - /* add the number of COLUMN bits */ - addrBits += MTR_DIMM_COLS_ADDR_BITS(mtr); - - addrBits += 6; /* add 64 bits per DIMM */ - addrBits -= 20; /* divide by 2^^20 */ - addrBits -= 3; /* 8 bits per bytes */ - - dinfo->megabytes = 1 << addrBits; - } + if (amb_present_reg & (1 << csrow)) { + /* Start with the number of bits for a Bank + * on the DRAM */ + addrBits = MTR_DRAM_BANKS_ADDR_BITS(mtr); + /* Add thenumber of ROW bits */ + addrBits += MTR_DIMM_ROWS_ADDR_BITS(mtr); + /* add the number of COLUMN bits */ + addrBits += MTR_DIMM_COLS_ADDR_BITS(mtr); + /* add the number of RANK bits */ + addrBits += MTR_DIMM_RANK(mtr); + + addrBits += 6; /* add 64 bits per DIMM */ + addrBits -= 20; /* divide by 2^^20 */ + addrBits -= 3; /* 8 bits per bytes */ + + dinfo->megabytes = 1 << addrBits; } } } @@ -951,12 +946,12 @@ static void calculate_dimm_size(struct i5400_pvt *pvt) return; } - /* Scan all the actual CSROWS (which is # of DIMMS * 2) + /* Scan all the actual CSROWS * and calculate the information for each DIMM * Start with the highest csrow first, to display it first * and work toward the 0th csrow */ - max_csrows = pvt->maxdimmperch * 2; + max_csrows = pvt->maxdimmperch; for (csrow = max_csrows - 1; csrow >= 0; csrow--) { /* on an odd csrow, first output a 'boundary' marker, @@ -1064,7 +1059,7 @@ static void i5400_get_mc_regs(struct mem_ctl_info *mci) /* Get the set of MTR[0-3] regs by each branch */ for (slot_row = 0; slot_row < NUM_MTRS_PER_BRANCH; slot_row++) { - int where = MTR0 + (slot_row * sizeof(u32)); + int where = MTR0 + (slot_row * sizeof(u16)); /* Branch 0 set of MTR registers */ pci_read_config_word(pvt->branch_0, where, @@ -1146,7 +1141,7 @@ static int i5400_init_csrows(struct mem_ctl_info *mci) pvt = mci->pvt_info; channel_count = pvt->maxch; - max_csrows = pvt->maxdimmperch * 2; + max_csrows = pvt->maxdimmperch; empty = 1; /* Assume NO memory */ @@ -1215,28 +1210,6 @@ static void i5400_enable_error_reporting(struct mem_ctl_info *mci) } /* - * i5400_get_dimm_and_channel_counts(pdev, &num_csrows, &num_channels) - * - * ask the device how many channels are present and how many CSROWS - * as well - */ -static void i5400_get_dimm_and_channel_counts(struct pci_dev *pdev, - int *num_dimms_per_channel, - int *num_channels) -{ - u8 value; - - /* Need to retrieve just how many channels and dimms per channel are - * supported on this memory controller - */ - pci_read_config_byte(pdev, MAXDIMMPERCH, &value); - *num_dimms_per_channel = (int)value * 2; - - pci_read_config_byte(pdev, MAXCH, &value); - *num_channels = (int)value; -} - -/* * i5400_probe1 Probe for ONE instance of device to see if it is * present. * return: @@ -1263,22 +1236,16 @@ static int i5400_probe1(struct pci_dev *pdev, int dev_idx) if (PCI_FUNC(pdev->devfn) != 0) return -ENODEV; - /* Ask the devices for the number of CSROWS and CHANNELS so - * that we can calculate the memory resources, etc - * - * The Chipset will report what it can handle which will be greater - * or equal to what the motherboard manufacturer will implement. - * - * As we don't have a motherboard identification routine to determine + /* As we don't have a motherboard identification routine to determine * actual number of slots/dimms per channel, we thus utilize the * resource as specified by the chipset. Thus, we might have * have more DIMMs per channel than actually on the mobo, but this * allows the driver to support upto the chipset max, without * some fancy mobo determination. */ - i5400_get_dimm_and_channel_counts(pdev, &num_dimms_per_channel, - &num_channels); - num_csrows = num_dimms_per_channel * 2; + num_dimms_per_channel = MAX_DIMMS_PER_CHANNEL; + num_channels = MAX_CHANNELS; + num_csrows = num_dimms_per_channel; debugf0("MC: %s(): Number of - Channels= %d DIMMS= %d CSROWS= %d\n", __func__, num_channels, num_dimms_per_channel, num_csrows); diff --git a/drivers/edac/mpc85xx_edac.c b/drivers/edac/mpc85xx_edac.c index 157f6504f25..cf27402af97 100644 --- a/drivers/edac/mpc85xx_edac.c +++ b/drivers/edac/mpc85xx_edac.c @@ -26,7 +26,9 @@ #include "mpc85xx_edac.h" static int edac_dev_idx; +#ifdef CONFIG_PCI static int edac_pci_idx; +#endif static int edac_mc_idx; static u32 orig_ddr_err_disable; diff --git a/drivers/firewire/sbp2.c b/drivers/firewire/sbp2.c index 50f0176de61..98dbbda3ad4 100644 --- a/drivers/firewire/sbp2.c +++ b/drivers/firewire/sbp2.c @@ -188,14 +188,7 @@ static struct fw_device *target_device(struct sbp2_target *tgt) /* Impossible login_id, to detect logout attempt before successful login */ #define INVALID_LOGIN_ID 0x10000 -/* - * Per section 7.4.8 of the SBP-2 spec, a mgt_ORB_timeout value can be - * provided in the config rom. Most devices do provide a value, which - * we'll use for login management orbs, but with some sane limits. - */ -#define SBP2_MIN_LOGIN_ORB_TIMEOUT 5000U /* Timeout in ms */ -#define SBP2_MAX_LOGIN_ORB_TIMEOUT 40000U /* Timeout in ms */ -#define SBP2_ORB_TIMEOUT 2000U /* Timeout in ms */ +#define SBP2_ORB_TIMEOUT 2000U /* Timeout in ms */ #define SBP2_ORB_NULL 0x80000000 #define SBP2_RETRY_LIMIT 0xf /* 15 retries */ #define SBP2_CYCLE_LIMIT (0xc8 << 12) /* 200 125us cycles */ @@ -1034,7 +1027,6 @@ static int sbp2_scan_unit_dir(struct sbp2_target *tgt, u32 *directory, { struct fw_csr_iterator ci; int key, value; - unsigned int timeout; fw_csr_iterator_init(&ci, directory); while (fw_csr_iterator_next(&ci, &key, &value)) { @@ -1059,17 +1051,7 @@ static int sbp2_scan_unit_dir(struct sbp2_target *tgt, u32 *directory, case SBP2_CSR_UNIT_CHARACTERISTICS: /* the timeout value is stored in 500ms units */ - timeout = ((unsigned int) value >> 8 & 0xff) * 500; - timeout = max(timeout, SBP2_MIN_LOGIN_ORB_TIMEOUT); - tgt->mgt_orb_timeout = - min(timeout, SBP2_MAX_LOGIN_ORB_TIMEOUT); - - if (timeout > tgt->mgt_orb_timeout) - fw_notify("%s: config rom contains %ds " - "management ORB timeout, limiting " - "to %ds\n", tgt->bus_id, - timeout / 1000, - tgt->mgt_orb_timeout / 1000); + tgt->mgt_orb_timeout = (value >> 8 & 0xff) * 500; break; case SBP2_CSR_LOGICAL_UNIT_NUMBER: @@ -1087,6 +1069,22 @@ static int sbp2_scan_unit_dir(struct sbp2_target *tgt, u32 *directory, return 0; } +/* + * Per section 7.4.8 of the SBP-2 spec, a mgt_ORB_timeout value can be + * provided in the config rom. Most devices do provide a value, which + * we'll use for login management orbs, but with some sane limits. + */ +static void sbp2_clamp_management_orb_timeout(struct sbp2_target *tgt) +{ + unsigned int timeout = tgt->mgt_orb_timeout; + + if (timeout > 40000) + fw_notify("%s: %ds mgt_ORB_timeout limited to 40s\n", + tgt->bus_id, timeout / 1000); + + tgt->mgt_orb_timeout = clamp_val(timeout, 5000, 40000); +} + static void sbp2_init_workarounds(struct sbp2_target *tgt, u32 model, u32 firmware_revision) { @@ -1171,6 +1169,7 @@ static int sbp2_probe(struct device *dev) &firmware_revision) < 0) goto fail_tgt_put; + sbp2_clamp_management_orb_timeout(tgt); sbp2_init_workarounds(tgt, model, firmware_revision); /* diff --git a/drivers/gpio/twl4030-gpio.c b/drivers/gpio/twl4030-gpio.c index afad1479214..49384a7c549 100644 --- a/drivers/gpio/twl4030-gpio.c +++ b/drivers/gpio/twl4030-gpio.c @@ -460,7 +460,8 @@ no_irqs: return ret; } -static int __devexit gpio_twl4030_remove(struct platform_device *pdev) +/* Cannot use __devexit as gpio_twl4030_probe() calls us */ +static int gpio_twl4030_remove(struct platform_device *pdev) { struct twl4030_gpio_platform_data *pdata = pdev->dev.platform_data; int status; @@ -493,7 +494,7 @@ static struct platform_driver gpio_twl4030_driver = { .driver.name = "twl4030_gpio", .driver.owner = THIS_MODULE, .probe = gpio_twl4030_probe, - .remove = __devexit_p(gpio_twl4030_remove), + .remove = gpio_twl4030_remove, }; static int __init gpio_twl4030_init(void) diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index 3c0d2b3aed7..cea665d86dd 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -626,6 +626,12 @@ static struct drm_display_mode *drm_mode_detailed(struct drm_device *dev, return NULL; } + /* it is incorrect if hsync/vsync width is zero */ + if (!hsync_pulse_width || !vsync_pulse_width) { + DRM_DEBUG_KMS("Incorrect Detailed timing. " + "Wrong Hsync/Vsync pulse width\n"); + return NULL; + } mode = drm_mode_create(dev); if (!mode) return NULL; @@ -647,6 +653,15 @@ static struct drm_display_mode *drm_mode_detailed(struct drm_device *dev, mode->vsync_end = mode->vsync_start + vsync_pulse_width; mode->vtotal = mode->vdisplay + vblank; + /* perform the basic check for the detailed timing */ + if (mode->hsync_end > mode->htotal || + mode->vsync_end > mode->vtotal) { + drm_mode_destroy(dev, mode); + DRM_DEBUG_KMS("Incorrect detailed timing. " + "Sync is beyond the blank.\n"); + return NULL; + } + drm_mode_set_name(mode); if (pt->misc & DRM_EDID_PT_INTERLACED) diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c index 23dc9c115fd..9c924614c41 100644 --- a/drivers/gpu/drm/drm_fb_helper.c +++ b/drivers/gpu/drm/drm_fb_helper.c @@ -454,22 +454,39 @@ out_free: } EXPORT_SYMBOL(drm_fb_helper_init_crtc_count); -static void setcolreg(struct drm_crtc *crtc, u16 red, u16 green, +static int setcolreg(struct drm_crtc *crtc, u16 red, u16 green, u16 blue, u16 regno, struct fb_info *info) { struct drm_fb_helper *fb_helper = info->par; struct drm_framebuffer *fb = fb_helper->fb; int pindex; + if (info->fix.visual == FB_VISUAL_TRUECOLOR) { + u32 *palette; + u32 value; + /* place color in psuedopalette */ + if (regno > 16) + return -EINVAL; + palette = (u32 *)info->pseudo_palette; + red >>= (16 - info->var.red.length); + green >>= (16 - info->var.green.length); + blue >>= (16 - info->var.blue.length); + value = (red << info->var.red.offset) | + (green << info->var.green.offset) | + (blue << info->var.blue.offset); + palette[regno] = value; + return 0; + } + pindex = regno; if (fb->bits_per_pixel == 16) { pindex = regno << 3; if (fb->depth == 16 && regno > 63) - return; + return -EINVAL; if (fb->depth == 15 && regno > 31) - return; + return -EINVAL; if (fb->depth == 16) { u16 r, g, b; @@ -493,13 +510,7 @@ static void setcolreg(struct drm_crtc *crtc, u16 red, u16 green, if (fb->depth != 16) fb_helper->funcs->gamma_set(crtc, red, green, blue, pindex); - - if (regno < 16 && info->fix.visual == FB_VISUAL_DIRECTCOLOR) { - ((u32 *) fb->pseudo_palette)[regno] = - (regno << info->var.red.offset) | - (regno << info->var.green.offset) | - (regno << info->var.blue.offset); - } + return 0; } int drm_fb_helper_setcmap(struct fb_cmap *cmap, struct fb_info *info) @@ -536,7 +547,9 @@ int drm_fb_helper_setcmap(struct fb_cmap *cmap, struct fb_info *info) if (transp) htransp = *transp++; - setcolreg(crtc, hred, hgreen, hblue, start++, info); + rc = setcolreg(crtc, hred, hgreen, hblue, start++, info); + if (rc) + return rc; } crtc_funcs->load_lut(crtc); } @@ -555,6 +568,7 @@ int drm_fb_helper_setcolreg(unsigned regno, struct drm_device *dev = fb_helper->dev; struct drm_crtc *crtc; int i; + int ret; if (regno > 255) return 1; @@ -568,8 +582,10 @@ int drm_fb_helper_setcolreg(unsigned regno, if (i == fb_helper->crtc_count) continue; + ret = setcolreg(crtc, red, green, blue, regno, info); + if (ret) + return ret; - setcolreg(crtc, red, green, blue, regno, info); crtc_funcs->load_lut(crtc); } return 0; @@ -928,7 +944,7 @@ void drm_fb_helper_fill_fix(struct fb_info *info, uint32_t pitch, { info->fix.type = FB_TYPE_PACKED_PIXELS; info->fix.visual = depth == 8 ? FB_VISUAL_PSEUDOCOLOR : - FB_VISUAL_DIRECTCOLOR; + FB_VISUAL_TRUECOLOR; info->fix.type_aux = 0; info->fix.xpanstep = 1; /* doing it in hw */ info->fix.ypanstep = 1; /* doing it in hw */ diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index b93814c0d3e..7f436ec075f 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -89,7 +89,8 @@ static int i915_suspend(struct drm_device *dev, pm_message_t state) pci_set_power_state(dev->pdev, PCI_D3hot); } - dev_priv->suspended = 1; + /* Modeset on resume, not lid events */ + dev_priv->modeset_on_lid = 0; return 0; } @@ -124,7 +125,7 @@ static int i915_resume(struct drm_device *dev) drm_helper_resume_force_mode(dev); } - dev_priv->suspended = 0; + dev_priv->modeset_on_lid = 0; return ret; } diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h index 6035d3dae85..c5df2234418 100644 --- a/drivers/gpu/drm/i915/i915_drv.h +++ b/drivers/gpu/drm/i915/i915_drv.h @@ -274,7 +274,7 @@ typedef struct drm_i915_private { struct drm_i915_display_funcs display; /* Register state */ - bool suspended; + bool modeset_on_lid; u8 saveLBB; u32 saveDSPACNTR; u32 saveDSPBCNTR; diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c index 98ae3d73577..808bbe412ba 100644 --- a/drivers/gpu/drm/i915/intel_lvds.c +++ b/drivers/gpu/drm/i915/intel_lvds.c @@ -656,6 +656,15 @@ static int intel_lvds_get_modes(struct drm_connector *connector) return 0; } +/* + * Lid events. Note the use of 'modeset_on_lid': + * - we set it on lid close, and reset it on open + * - we use it as a "only once" bit (ie we ignore + * duplicate events where it was already properly + * set/reset) + * - the suspend/resume paths will also set it to + * zero, since they restore the mode ("lid open"). + */ static int intel_lid_notify(struct notifier_block *nb, unsigned long val, void *unused) { @@ -663,13 +672,19 @@ static int intel_lid_notify(struct notifier_block *nb, unsigned long val, container_of(nb, struct drm_i915_private, lid_notifier); struct drm_device *dev = dev_priv->dev; - if (acpi_lid_open() && !dev_priv->suspended) { - mutex_lock(&dev->mode_config.mutex); - drm_helper_resume_force_mode(dev); - mutex_unlock(&dev->mode_config.mutex); + if (!acpi_lid_open()) { + dev_priv->modeset_on_lid = 1; + return NOTIFY_OK; } - drm_sysfs_hotplug_event(dev_priv->dev); + if (!dev_priv->modeset_on_lid) + return NOTIFY_OK; + + dev_priv->modeset_on_lid = 0; + + mutex_lock(&dev->mode_config.mutex); + drm_helper_resume_force_mode(dev); + mutex_unlock(&dev->mode_config.mutex); return NOTIFY_OK; } diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c index 3d667031de6..df988142e6b 100644 --- a/drivers/gpu/drm/radeon/radeon_device.c +++ b/drivers/gpu/drm/radeon/radeon_device.c @@ -582,10 +582,9 @@ int radeon_device_init(struct radeon_device *rdev, DRM_INFO("register mmio size: %u\n", (unsigned)rdev->rmmio_size); /* if we have > 1 VGA cards, then disable the radeon VGA resources */ - r = vga_client_register(rdev->pdev, rdev, NULL, radeon_vga_set_decode); - if (r) { - return -EINVAL; - } + /* this will fail for cards that aren't VGA class devices, just + * ignore it */ + vga_client_register(rdev->pdev, rdev, NULL, radeon_vga_set_decode); r = radeon_init(rdev); if (r) diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c index be34d32906b..7d05c4bb201 100644 --- a/drivers/hid/hid-core.c +++ b/drivers/hid/hid-core.c @@ -1066,7 +1066,7 @@ EXPORT_SYMBOL_GPL(hid_report_raw_event); * @type: HID report type (HID_*_REPORT) * @data: report contents * @size: size of data parameter - * @interrupt: called from atomic? + * @interrupt: distinguish between interrupt and control transfers * * This is data entry for lower layers. */ diff --git a/drivers/hid/hid-twinhan.c b/drivers/hid/hid-twinhan.c index b05f602c051..c40afc57fc8 100644 --- a/drivers/hid/hid-twinhan.c +++ b/drivers/hid/hid-twinhan.c @@ -132,12 +132,12 @@ static struct hid_driver twinhan_driver = { .input_mapping = twinhan_input_mapping, }; -static int twinhan_init(void) +static int __init twinhan_init(void) { return hid_register_driver(&twinhan_driver); } -static void twinhan_exit(void) +static void __exit twinhan_exit(void) { hid_unregister_driver(&twinhan_driver); } diff --git a/drivers/hid/hidraw.c b/drivers/hid/hidraw.c index ba05275e510..cdd136942bc 100644 --- a/drivers/hid/hidraw.c +++ b/drivers/hid/hidraw.c @@ -48,10 +48,9 @@ static ssize_t hidraw_read(struct file *file, char __user *buffer, size_t count, char *report; DECLARE_WAITQUEUE(wait, current); - while (ret == 0) { - - mutex_lock(&list->read_mutex); + mutex_lock(&list->read_mutex); + while (ret == 0) { if (list->head == list->tail) { add_wait_queue(&list->hidraw->wait, &wait); set_current_state(TASK_INTERRUPTIBLE); diff --git a/drivers/hwmon/dme1737.c b/drivers/hwmon/dme1737.c index 2c2cb1ec94c..27d62574284 100644 --- a/drivers/hwmon/dme1737.c +++ b/drivers/hwmon/dme1737.c @@ -572,7 +572,7 @@ static struct dme1737_data *dme1737_update_device(struct device *dev) /* Sample register contents every 1 sec */ if (time_after(jiffies, data->last_update + HZ) || !data->valid) { - if (data->type != sch5027) { + if (data->type == dme1737) { data->vid = dme1737_read(data, DME1737_REG_VID) & 0x3f; } @@ -1621,9 +1621,6 @@ static struct attribute *dme1737_misc_attr[] = { &sensor_dev_attr_zone1_auto_point1_temp_hyst.dev_attr.attr, &sensor_dev_attr_zone2_auto_point1_temp_hyst.dev_attr.attr, &sensor_dev_attr_zone3_auto_point1_temp_hyst.dev_attr.attr, - /* Misc */ - &dev_attr_vrm.attr, - &dev_attr_cpu0_vid.attr, NULL }; @@ -1631,6 +1628,18 @@ static const struct attribute_group dme1737_misc_group = { .attrs = dme1737_misc_attr, }; +/* The following struct holds VID-related attributes. Their creation + depends on the chip type which is determined during module load. */ +static struct attribute *dme1737_vid_attr[] = { + &dev_attr_vrm.attr, + &dev_attr_cpu0_vid.attr, + NULL +}; + +static const struct attribute_group dme1737_vid_group = { + .attrs = dme1737_vid_attr, +}; + /* The following structs hold the PWM attributes, some of which are optional. * Their creation depends on the chip configuration which is determined during * module load. */ @@ -1902,6 +1911,9 @@ static void dme1737_remove_files(struct device *dev) if (data->type != sch5027) { sysfs_remove_group(&dev->kobj, &dme1737_misc_group); } + if (data->type == dme1737) { + sysfs_remove_group(&dev->kobj, &dme1737_vid_group); + } sysfs_remove_group(&dev->kobj, &dme1737_group); @@ -1933,6 +1945,13 @@ static int dme1737_create_files(struct device *dev) goto exit_remove; } + /* Create VID-related sysfs attributes */ + if ((data->type == dme1737) && + (err = sysfs_create_group(&dev->kobj, + &dme1737_vid_group))) { + goto exit_remove; + } + /* Create fan sysfs attributes */ for (ix = 0; ix < ARRAY_SIZE(dme1737_fan_group); ix++) { if (data->has_fan & (1 << ix)) { @@ -2127,7 +2146,7 @@ static int dme1737_init_device(struct device *dev) data->pwm_acz[2] = 4; /* pwm3 -> zone3 */ /* Set VRM */ - if (data->type != sch5027) { + if (data->type == dme1737) { data->vrm = vid_which_vrm(); } diff --git a/drivers/hwmon/fschmd.c b/drivers/hwmon/fschmd.c index 2a7a85a6dc3..da1b1f9488a 100644 --- a/drivers/hwmon/fschmd.c +++ b/drivers/hwmon/fschmd.c @@ -819,7 +819,7 @@ static int watchdog_release(struct inode *inode, struct file *filp) static ssize_t watchdog_write(struct file *filp, const char __user *buf, size_t count, loff_t *offset) { - size_t ret; + int ret; struct fschmd_data *data = filp->private_data; if (count) { diff --git a/drivers/hwmon/hp_accel.c b/drivers/hwmon/hp_accel.c index 6679854c85b..be475e844c2 100644 --- a/drivers/hwmon/hp_accel.c +++ b/drivers/hwmon/hp_accel.c @@ -197,11 +197,13 @@ static struct dmi_system_id lis3lv02d_dmi_ids[] = { AXIS_DMI_MATCH("HP2133", "HP 2133", xy_rotated_left), AXIS_DMI_MATCH("HP2140", "HP 2140", xy_swap_inverted), AXIS_DMI_MATCH("NC653x", "HP Compaq 653", xy_rotated_left_usd), - AXIS_DMI_MATCH("NC673x", "HP Compaq 673", xy_rotated_left_usd), + AXIS_DMI_MATCH("NC6730b", "HP Compaq 6730b", xy_rotated_left_usd), + AXIS_DMI_MATCH("NC6730s", "HP Compaq 6730s", xy_swap), AXIS_DMI_MATCH("NC651xx", "HP Compaq 651", xy_rotated_right), AXIS_DMI_MATCH("NC6710x", "HP Compaq 6710", xy_swap_yz_inverted), AXIS_DMI_MATCH("NC6715x", "HP Compaq 6715", y_inverted), AXIS_DMI_MATCH("NC693xx", "HP EliteBook 693", xy_rotated_right), + AXIS_DMI_MATCH("NC693xx", "HP EliteBook 853", xy_swap), /* Intel-based HP Pavilion dv5 */ AXIS_DMI_MATCH2("HPDV5_I", PRODUCT_NAME, "HP Pavilion dv5", @@ -214,6 +216,7 @@ static struct dmi_system_id lis3lv02d_dmi_ids[] = { y_inverted), AXIS_DMI_MATCH("DV7", "HP Pavilion dv7", x_inverted), AXIS_DMI_MATCH("HP8710", "HP Compaq 8710", y_inverted), + AXIS_DMI_MATCH("HDX18", "HP HDX 18", x_inverted), { NULL, } /* Laptop models without axis info (yet): * "NC6910" "HP Compaq 6910" diff --git a/drivers/hwmon/it87.c b/drivers/hwmon/it87.c index ffeb2a10e1a..a3749cb0f18 100644 --- a/drivers/hwmon/it87.c +++ b/drivers/hwmon/it87.c @@ -1028,12 +1028,11 @@ static int __init it87_find(unsigned short *address, chip_type, *address, sio_data->revision); /* Read GPIO config and VID value from LDN 7 (GPIO) */ - if (chip_type != IT8705F_DEVID) { + if (sio_data->type != it87) { int reg; superio_select(GPIO); - if ((chip_type == it8718) || - (chip_type == it8720)) + if (sio_data->type == it8718 || sio_data->type == it8720) sio_data->vid_value = superio_inb(IT87_SIO_VID_REG); reg = superio_inb(IT87_SIO_PINX2_REG); diff --git a/drivers/ide/atiixp.c b/drivers/ide/atiixp.c index 6396c3ad325..837322b10a4 100644 --- a/drivers/ide/atiixp.c +++ b/drivers/ide/atiixp.c @@ -177,7 +177,7 @@ static const struct pci_device_id atiixp_pci_tbl[] = { { PCI_VDEVICE(ATI, PCI_DEVICE_ID_ATI_IXP400_IDE), 0 }, { PCI_VDEVICE(ATI, PCI_DEVICE_ID_ATI_IXP600_IDE), 1 }, { PCI_VDEVICE(ATI, PCI_DEVICE_ID_ATI_IXP700_IDE), 0 }, - { PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_SB900_IDE), 0 }, + { PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_HUDSON2_IDE), 0 }, { 0, }, }; MODULE_DEVICE_TABLE(pci, atiixp_pci_tbl); diff --git a/drivers/ide/cmd64x.c b/drivers/ide/cmd64x.c index 680e5975217..ca0c46f6580 100644 --- a/drivers/ide/cmd64x.c +++ b/drivers/ide/cmd64x.c @@ -379,7 +379,8 @@ static const struct ide_port_info cmd64x_chipsets[] __devinitdata = { .enablebits = {{0x00,0x00,0x00}, {0x51,0x08,0x08}}, .port_ops = &cmd64x_port_ops, .host_flags = IDE_HFLAG_CLEAR_SIMPLEX | - IDE_HFLAG_ABUSE_PREFETCH, + IDE_HFLAG_ABUSE_PREFETCH | + IDE_HFLAG_SERIALIZE, .pio_mask = ATA_PIO5, .mwdma_mask = ATA_MWDMA2, .udma_mask = 0x00, /* no udma */ @@ -389,7 +390,8 @@ static const struct ide_port_info cmd64x_chipsets[] __devinitdata = { .init_chipset = init_chipset_cmd64x, .enablebits = {{0x51,0x04,0x04}, {0x51,0x08,0x08}}, .port_ops = &cmd648_port_ops, - .host_flags = IDE_HFLAG_ABUSE_PREFETCH, + .host_flags = IDE_HFLAG_ABUSE_PREFETCH | + IDE_HFLAG_SERIALIZE, .pio_mask = ATA_PIO5, .mwdma_mask = ATA_MWDMA2, .udma_mask = ATA_UDMA2, diff --git a/drivers/input/input.c b/drivers/input/input.c index c6f88ebb40c..cc763c96fad 100644 --- a/drivers/input/input.c +++ b/drivers/input/input.c @@ -782,10 +782,29 @@ static unsigned int input_proc_devices_poll(struct file *file, poll_table *wait) return 0; } +union input_seq_state { + struct { + unsigned short pos; + bool mutex_acquired; + }; + void *p; +}; + static void *input_devices_seq_start(struct seq_file *seq, loff_t *pos) { - if (mutex_lock_interruptible(&input_mutex)) - return NULL; + union input_seq_state *state = (union input_seq_state *)&seq->private; + int error; + + /* We need to fit into seq->private pointer */ + BUILD_BUG_ON(sizeof(union input_seq_state) != sizeof(seq->private)); + + error = mutex_lock_interruptible(&input_mutex); + if (error) { + state->mutex_acquired = false; + return ERR_PTR(error); + } + + state->mutex_acquired = true; return seq_list_start(&input_dev_list, *pos); } @@ -795,9 +814,12 @@ static void *input_devices_seq_next(struct seq_file *seq, void *v, loff_t *pos) return seq_list_next(v, &input_dev_list, pos); } -static void input_devices_seq_stop(struct seq_file *seq, void *v) +static void input_seq_stop(struct seq_file *seq, void *v) { - mutex_unlock(&input_mutex); + union input_seq_state *state = (union input_seq_state *)&seq->private; + + if (state->mutex_acquired) + mutex_unlock(&input_mutex); } static void input_seq_print_bitmap(struct seq_file *seq, const char *name, @@ -861,7 +883,7 @@ static int input_devices_seq_show(struct seq_file *seq, void *v) static const struct seq_operations input_devices_seq_ops = { .start = input_devices_seq_start, .next = input_devices_seq_next, - .stop = input_devices_seq_stop, + .stop = input_seq_stop, .show = input_devices_seq_show, }; @@ -881,40 +903,49 @@ static const struct file_operations input_devices_fileops = { static void *input_handlers_seq_start(struct seq_file *seq, loff_t *pos) { - if (mutex_lock_interruptible(&input_mutex)) - return NULL; + union input_seq_state *state = (union input_seq_state *)&seq->private; + int error; + + /* We need to fit into seq->private pointer */ + BUILD_BUG_ON(sizeof(union input_seq_state) != sizeof(seq->private)); + + error = mutex_lock_interruptible(&input_mutex); + if (error) { + state->mutex_acquired = false; + return ERR_PTR(error); + } + + state->mutex_acquired = true; + state->pos = *pos; - seq->private = (void *)(unsigned long)*pos; return seq_list_start(&input_handler_list, *pos); } static void *input_handlers_seq_next(struct seq_file *seq, void *v, loff_t *pos) { - seq->private = (void *)(unsigned long)(*pos + 1); - return seq_list_next(v, &input_handler_list, pos); -} + union input_seq_state *state = (union input_seq_state *)&seq->private; -static void input_handlers_seq_stop(struct seq_file *seq, void *v) -{ - mutex_unlock(&input_mutex); + state->pos = *pos + 1; + return seq_list_next(v, &input_handler_list, pos); } static int input_handlers_seq_show(struct seq_file *seq, void *v) { struct input_handler *handler = container_of(v, struct input_handler, node); + union input_seq_state *state = (union input_seq_state *)&seq->private; - seq_printf(seq, "N: Number=%ld Name=%s", - (unsigned long)seq->private, handler->name); + seq_printf(seq, "N: Number=%u Name=%s", state->pos, handler->name); if (handler->fops) seq_printf(seq, " Minor=%d", handler->minor); seq_putc(seq, '\n'); return 0; } + static const struct seq_operations input_handlers_seq_ops = { .start = input_handlers_seq_start, .next = input_handlers_seq_next, - .stop = input_handlers_seq_stop, + .stop = input_seq_stop, .show = input_handlers_seq_show, }; diff --git a/drivers/input/keyboard/atkbd.c b/drivers/input/keyboard/atkbd.c index 4709e15af60..a6512372c7a 100644 --- a/drivers/input/keyboard/atkbd.c +++ b/drivers/input/keyboard/atkbd.c @@ -574,11 +574,22 @@ static void atkbd_event_work(struct work_struct *work) mutex_lock(&atkbd->event_mutex); - if (test_and_clear_bit(ATKBD_LED_EVENT_BIT, &atkbd->event_mask)) - atkbd_set_leds(atkbd); + if (!atkbd->enabled) { + /* + * Serio ports are resumed asynchronously so while driver core + * thinks that device is already fully operational in reality + * it may not be ready yet. In this case we need to keep + * rescheduling till reconnect completes. + */ + schedule_delayed_work(&atkbd->event_work, + msecs_to_jiffies(100)); + } else { + if (test_and_clear_bit(ATKBD_LED_EVENT_BIT, &atkbd->event_mask)) + atkbd_set_leds(atkbd); - if (test_and_clear_bit(ATKBD_REP_EVENT_BIT, &atkbd->event_mask)) - atkbd_set_repeat_rate(atkbd); + if (test_and_clear_bit(ATKBD_REP_EVENT_BIT, &atkbd->event_mask)) + atkbd_set_repeat_rate(atkbd); + } mutex_unlock(&atkbd->event_mutex); } @@ -770,6 +781,30 @@ static int atkbd_select_set(struct atkbd *atkbd, int target_set, int allow_extra return 3; } +static int atkbd_reset_state(struct atkbd *atkbd) +{ + struct ps2dev *ps2dev = &atkbd->ps2dev; + unsigned char param[1]; + +/* + * Set the LEDs to a predefined state (all off). + */ + + param[0] = 0; + if (ps2_command(ps2dev, param, ATKBD_CMD_SETLEDS)) + return -1; + +/* + * Set autorepeat to fastest possible. + */ + + param[0] = 0; + if (ps2_command(ps2dev, param, ATKBD_CMD_SETREP)) + return -1; + + return 0; +} + static int atkbd_activate(struct atkbd *atkbd) { struct ps2dev *ps2dev = &atkbd->ps2dev; @@ -852,29 +887,6 @@ static unsigned int atkbd_hp_forced_release_keys[] = { }; /* - * Inventec system with broken key release on volume keys - */ -static unsigned int atkbd_inventec_forced_release_keys[] = { - 0xae, 0xb0, -1U -}; - -/* - * Perform fixup for HP Pavilion ZV6100 laptop that doesn't generate release - * for its volume buttons - */ -static unsigned int atkbd_hp_zv6100_forced_release_keys[] = { - 0xae, 0xb0, -1U -}; - -/* - * Perform fixup for HP (Compaq) Presario R4000 R4100 R4200 that don't generate - * release for their volume buttons - */ -static unsigned int atkbd_hp_r4000_forced_release_keys[] = { - 0xae, 0xb0, -1U -}; - -/* * Samsung NC10,NC20 with Fn+F? key release not working */ static unsigned int atkbd_samsung_forced_release_keys[] = { @@ -882,14 +894,6 @@ static unsigned int atkbd_samsung_forced_release_keys[] = { }; /* - * The volume up and volume down special keys on a Fujitsu Amilo PA 1510 laptop - * do not generate release events so we have to do it ourselves. - */ -static unsigned int atkbd_amilo_pa1510_forced_release_keys[] = { - 0xb0, 0xae, -1U -}; - -/* * Amilo Pi 3525 key release for Fn+Volume keys not working */ static unsigned int atkbd_amilo_pi3525_forced_release_keys[] = { @@ -911,6 +915,14 @@ static unsigned int atkdb_soltech_ta12_forced_release_keys[] = { }; /* + * Many notebooks don't send key release event for volume up/down + * keys, with key list below common among them + */ +static unsigned int atkbd_volume_forced_release_keys[] = { + 0xae, 0xb0, -1U +}; + +/* * atkbd_set_keycode_table() initializes keyboard's keycode table * according to the selected scancode set */ @@ -1087,6 +1099,7 @@ static int atkbd_connect(struct serio *serio, struct serio_driver *drv) } atkbd->set = atkbd_select_set(atkbd, atkbd_set, atkbd_extra); + atkbd_reset_state(atkbd); atkbd_activate(atkbd); } else { @@ -1267,6 +1280,7 @@ static ssize_t atkbd_set_extra(struct atkbd *atkbd, const char *buf, size_t coun atkbd->dev = new_dev; atkbd->set = atkbd_select_set(atkbd, atkbd->set, value); + atkbd_reset_state(atkbd); atkbd_activate(atkbd); atkbd_set_keycode_table(atkbd); atkbd_set_device_attrs(atkbd); @@ -1548,7 +1562,7 @@ static struct dmi_system_id atkbd_dmi_quirk_table[] __initdata = { DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion ZV6100"), }, .callback = atkbd_setup_forced_release, - .driver_data = atkbd_hp_zv6100_forced_release_keys, + .driver_data = atkbd_volume_forced_release_keys, }, { .ident = "HP Presario R4000", @@ -1557,7 +1571,7 @@ static struct dmi_system_id atkbd_dmi_quirk_table[] __initdata = { DMI_MATCH(DMI_PRODUCT_NAME, "Presario R4000"), }, .callback = atkbd_setup_forced_release, - .driver_data = atkbd_hp_r4000_forced_release_keys, + .driver_data = atkbd_volume_forced_release_keys, }, { .ident = "HP Presario R4100", @@ -1566,7 +1580,7 @@ static struct dmi_system_id atkbd_dmi_quirk_table[] __initdata = { DMI_MATCH(DMI_PRODUCT_NAME, "Presario R4100"), }, .callback = atkbd_setup_forced_release, - .driver_data = atkbd_hp_r4000_forced_release_keys, + .driver_data = atkbd_volume_forced_release_keys, }, { .ident = "HP Presario R4200", @@ -1575,7 +1589,7 @@ static struct dmi_system_id atkbd_dmi_quirk_table[] __initdata = { DMI_MATCH(DMI_PRODUCT_NAME, "Presario R4200"), }, .callback = atkbd_setup_forced_release, - .driver_data = atkbd_hp_r4000_forced_release_keys, + .driver_data = atkbd_volume_forced_release_keys, }, { .ident = "Inventec Symphony", @@ -1584,7 +1598,7 @@ static struct dmi_system_id atkbd_dmi_quirk_table[] __initdata = { DMI_MATCH(DMI_PRODUCT_NAME, "SYMPHONY 6.0/7.0"), }, .callback = atkbd_setup_forced_release, - .driver_data = atkbd_inventec_forced_release_keys, + .driver_data = atkbd_volume_forced_release_keys, }, { .ident = "Samsung NC10", @@ -1620,7 +1634,7 @@ static struct dmi_system_id atkbd_dmi_quirk_table[] __initdata = { DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pa 1510"), }, .callback = atkbd_setup_forced_release, - .driver_data = atkbd_amilo_pa1510_forced_release_keys, + .driver_data = atkbd_volume_forced_release_keys, }, { .ident = "Fujitsu Amilo Pi 3525", diff --git a/drivers/input/misc/hp_sdc_rtc.c b/drivers/input/misc/hp_sdc_rtc.c index 216a559f55e..ea821b54696 100644 --- a/drivers/input/misc/hp_sdc_rtc.c +++ b/drivers/input/misc/hp_sdc_rtc.c @@ -209,7 +209,7 @@ static inline int hp_sdc_rtc_read_rt(struct timeval *res) { /* Read the i8042 fast handshake timer */ static inline int hp_sdc_rtc_read_fhs(struct timeval *res) { - uint64_t raw; + int64_t raw; unsigned int tenms; raw = hp_sdc_rtc_read_i8042timer(HP_SDC_CMD_LOAD_FHS, 2); diff --git a/drivers/input/mouse/logips2pp.c b/drivers/input/mouse/logips2pp.c index de745d75116..ab5dc5f5fd8 100644 --- a/drivers/input/mouse/logips2pp.c +++ b/drivers/input/mouse/logips2pp.c @@ -219,7 +219,7 @@ static const struct ps2pp_info *get_model_info(unsigned char model) 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 }, + { 73, PS2PP_KIND_TRACKMAN, PS2PP_SIDE_BTN }, /* TrackMan FX */ { 75, PS2PP_KIND_WHEEL, PS2PP_WHEEL }, { 76, PS2PP_KIND_WHEEL, PS2PP_WHEEL }, { 79, PS2PP_KIND_TRACKMAN, PS2PP_WHEEL }, /* TrackMan with wheel */ diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c index b66ff1ac7de..f4a61252bcc 100644 --- a/drivers/input/mouse/synaptics.c +++ b/drivers/input/mouse/synaptics.c @@ -652,6 +652,16 @@ static const struct dmi_system_id toshiba_dmi_table[] = { DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"), DMI_MATCH(DMI_PRODUCT_NAME, "PORTEGE M300"), }, + + }, + { + .ident = "Toshiba Portege M300", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"), + DMI_MATCH(DMI_PRODUCT_NAME, "Portable PC"), + DMI_MATCH(DMI_PRODUCT_VERSION, "Version 1.0"), + }, + }, { } }; diff --git a/drivers/input/serio/i8042-x86ia64io.h b/drivers/input/serio/i8042-x86ia64io.h index a39bc4eb902..a537925f765 100644 --- a/drivers/input/serio/i8042-x86ia64io.h +++ b/drivers/input/serio/i8042-x86ia64io.h @@ -327,6 +327,17 @@ static struct dmi_system_id __initdata i8042_dmi_nomux_table[] = { }, }, { + /* + * Reset and GET ID commands issued via KBD port are + * sometimes being delivered to AUX3. + */ + .ident = "Sony Vaio FZ-240E", + .matches = { + DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"), + DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FZ240E"), + }, + }, + { .ident = "Amoi M636/A737", .matches = { DMI_MATCH(DMI_SYS_VENDOR, "Amoi Electronics CO.,LTD."), @@ -661,7 +672,7 @@ static void i8042_pnp_exit(void) static int __init i8042_pnp_init(void) { char kbd_irq_str[4] = { 0 }, aux_irq_str[4] = { 0 }; - int pnp_data_busted = false; + bool pnp_data_busted = false; int err; #ifdef CONFIG_X86 diff --git a/drivers/isdn/i4l/isdn_net.h b/drivers/isdn/i4l/isdn_net.h index 74032d0881e..7511f08effa 100644 --- a/drivers/isdn/i4l/isdn_net.h +++ b/drivers/isdn/i4l/isdn_net.h @@ -83,19 +83,19 @@ static __inline__ isdn_net_local * isdn_net_get_locked_lp(isdn_net_dev *nd) spin_lock_irqsave(&nd->queue_lock, flags); lp = nd->queue; /* get lp on top of queue */ - spin_lock(&nd->queue->xmit_lock); while (isdn_net_lp_busy(nd->queue)) { - spin_unlock(&nd->queue->xmit_lock); nd->queue = nd->queue->next; if (nd->queue == lp) { /* not found -- should never happen */ lp = NULL; goto errout; } - spin_lock(&nd->queue->xmit_lock); } lp = nd->queue; nd->queue = nd->queue->next; + spin_unlock_irqrestore(&nd->queue_lock, flags); + spin_lock(&lp->xmit_lock); local_bh_disable(); + return lp; errout: spin_unlock_irqrestore(&nd->queue_lock, flags); return lp; diff --git a/drivers/macintosh/via-pmu.c b/drivers/macintosh/via-pmu.c index b40fb9b6c86..6f308a4757e 100644 --- a/drivers/macintosh/via-pmu.c +++ b/drivers/macintosh/via-pmu.c @@ -405,7 +405,11 @@ static int __init via_pmu_start(void) printk(KERN_ERR "via-pmu: can't map interrupt\n"); return -ENODEV; } - if (request_irq(irq, via_pmu_interrupt, 0, "VIA-PMU", (void *)0)) { + /* We set IRQF_TIMER because we don't want the interrupt to be disabled + * between the 2 passes of driver suspend, we control our own disabling + * for that one + */ + if (request_irq(irq, via_pmu_interrupt, IRQF_TIMER, "VIA-PMU", (void *)0)) { printk(KERN_ERR "via-pmu: can't request irq %d\n", irq); return -ENODEV; } @@ -419,7 +423,7 @@ static int __init via_pmu_start(void) gpio_irq = irq_of_parse_and_map(gpio_node, 0); if (gpio_irq != NO_IRQ) { - if (request_irq(gpio_irq, gpio1_interrupt, 0, + if (request_irq(gpio_irq, gpio1_interrupt, IRQF_TIMER, "GPIO1 ADB", (void *)0)) printk(KERN_ERR "pmu: can't get irq %d" " (GPIO1)\n", gpio_irq); @@ -925,8 +929,7 @@ proc_write_options(struct file *file, const char __user *buffer, #ifdef CONFIG_ADB /* Send an ADB command */ -static int -pmu_send_request(struct adb_request *req, int sync) +static int pmu_send_request(struct adb_request *req, int sync) { int i, ret; @@ -1005,16 +1008,11 @@ pmu_send_request(struct adb_request *req, int sync) } /* Enable/disable autopolling */ -static int -pmu_adb_autopoll(int devs) +static int __pmu_adb_autopoll(int devs) { struct adb_request req; - if ((vias == NULL) || (!pmu_fully_inited) || !pmu_has_adb) - return -ENXIO; - if (devs) { - adb_dev_map = devs; pmu_request(&req, NULL, 5, PMU_ADB_CMD, 0, 0x86, adb_dev_map >> 8, adb_dev_map); pmu_adb_flags = 2; @@ -1027,9 +1025,17 @@ pmu_adb_autopoll(int devs) return 0; } +static int pmu_adb_autopoll(int devs) +{ + if ((vias == NULL) || (!pmu_fully_inited) || !pmu_has_adb) + return -ENXIO; + + adb_dev_map = devs; + return __pmu_adb_autopoll(devs); +} + /* Reset the ADB bus */ -static int -pmu_adb_reset_bus(void) +static int pmu_adb_reset_bus(void) { struct adb_request req; int save_autopoll = adb_dev_map; @@ -1038,13 +1044,13 @@ pmu_adb_reset_bus(void) return -ENXIO; /* anyone got a better idea?? */ - pmu_adb_autopoll(0); + __pmu_adb_autopoll(0); - req.nbytes = 5; + req.nbytes = 4; req.done = NULL; req.data[0] = PMU_ADB_CMD; - req.data[1] = 0; - req.data[2] = ADB_BUSRESET; + req.data[1] = ADB_BUSRESET; + req.data[2] = 0; req.data[3] = 0; req.data[4] = 0; req.reply_len = 0; @@ -1056,7 +1062,7 @@ pmu_adb_reset_bus(void) pmu_wait_complete(&req); if (save_autopoll != 0) - pmu_adb_autopoll(save_autopoll); + __pmu_adb_autopoll(save_autopoll); return 0; } diff --git a/drivers/md/Makefile b/drivers/md/Makefile index 1dc4185bd78..e355e7f6a53 100644 --- a/drivers/md/Makefile +++ b/drivers/md/Makefile @@ -46,7 +46,7 @@ obj-$(CONFIG_DM_LOG_USERSPACE) += dm-log-userspace.o obj-$(CONFIG_DM_ZERO) += dm-zero.o quiet_cmd_unroll = UNROLL $@ - cmd_unroll = $(PERL) $(srctree)/$(src)/unroll.pl $(UNROLL) \ + cmd_unroll = $(AWK) -f$(srctree)/$(src)/unroll.awk -vN=$(UNROLL) \ < $< > $@ || ( rm -f $@ && exit 1 ) ifeq ($(CONFIG_ALTIVEC),y) @@ -59,56 +59,56 @@ endif targets += raid6int1.c $(obj)/raid6int1.c: UNROLL := 1 -$(obj)/raid6int1.c: $(src)/raid6int.uc $(src)/unroll.pl FORCE +$(obj)/raid6int1.c: $(src)/raid6int.uc $(src)/unroll.awk FORCE $(call if_changed,unroll) targets += raid6int2.c $(obj)/raid6int2.c: UNROLL := 2 -$(obj)/raid6int2.c: $(src)/raid6int.uc $(src)/unroll.pl FORCE +$(obj)/raid6int2.c: $(src)/raid6int.uc $(src)/unroll.awk FORCE $(call if_changed,unroll) targets += raid6int4.c $(obj)/raid6int4.c: UNROLL := 4 -$(obj)/raid6int4.c: $(src)/raid6int.uc $(src)/unroll.pl FORCE +$(obj)/raid6int4.c: $(src)/raid6int.uc $(src)/unroll.awk FORCE $(call if_changed,unroll) targets += raid6int8.c $(obj)/raid6int8.c: UNROLL := 8 -$(obj)/raid6int8.c: $(src)/raid6int.uc $(src)/unroll.pl FORCE +$(obj)/raid6int8.c: $(src)/raid6int.uc $(src)/unroll.awk FORCE $(call if_changed,unroll) targets += raid6int16.c $(obj)/raid6int16.c: UNROLL := 16 -$(obj)/raid6int16.c: $(src)/raid6int.uc $(src)/unroll.pl FORCE +$(obj)/raid6int16.c: $(src)/raid6int.uc $(src)/unroll.awk FORCE $(call if_changed,unroll) targets += raid6int32.c $(obj)/raid6int32.c: UNROLL := 32 -$(obj)/raid6int32.c: $(src)/raid6int.uc $(src)/unroll.pl FORCE +$(obj)/raid6int32.c: $(src)/raid6int.uc $(src)/unroll.awk FORCE $(call if_changed,unroll) CFLAGS_raid6altivec1.o += $(altivec_flags) targets += raid6altivec1.c $(obj)/raid6altivec1.c: UNROLL := 1 -$(obj)/raid6altivec1.c: $(src)/raid6altivec.uc $(src)/unroll.pl FORCE +$(obj)/raid6altivec1.c: $(src)/raid6altivec.uc $(src)/unroll.awk FORCE $(call if_changed,unroll) CFLAGS_raid6altivec2.o += $(altivec_flags) targets += raid6altivec2.c $(obj)/raid6altivec2.c: UNROLL := 2 -$(obj)/raid6altivec2.c: $(src)/raid6altivec.uc $(src)/unroll.pl FORCE +$(obj)/raid6altivec2.c: $(src)/raid6altivec.uc $(src)/unroll.awk FORCE $(call if_changed,unroll) CFLAGS_raid6altivec4.o += $(altivec_flags) targets += raid6altivec4.c $(obj)/raid6altivec4.c: UNROLL := 4 -$(obj)/raid6altivec4.c: $(src)/raid6altivec.uc $(src)/unroll.pl FORCE +$(obj)/raid6altivec4.c: $(src)/raid6altivec.uc $(src)/unroll.awk FORCE $(call if_changed,unroll) CFLAGS_raid6altivec8.o += $(altivec_flags) targets += raid6altivec8.c $(obj)/raid6altivec8.c: UNROLL := 8 -$(obj)/raid6altivec8.c: $(src)/raid6altivec.uc $(src)/unroll.pl FORCE +$(obj)/raid6altivec8.c: $(src)/raid6altivec.uc $(src)/unroll.awk FORCE $(call if_changed,unroll) quiet_cmd_mktable = TABLE $@ diff --git a/drivers/md/bitmap.c b/drivers/md/bitmap.c index 6986b0059d2..60e2b322db1 100644 --- a/drivers/md/bitmap.c +++ b/drivers/md/bitmap.c @@ -1624,10 +1624,11 @@ int bitmap_create(mddev_t *mddev) bitmap->offset = mddev->bitmap_offset; if (file) { get_file(file); - do_sync_mapping_range(file->f_mapping, 0, LLONG_MAX, - SYNC_FILE_RANGE_WAIT_BEFORE | - SYNC_FILE_RANGE_WRITE | - SYNC_FILE_RANGE_WAIT_AFTER); + /* As future accesses to this file will use bmap, + * and bypass the page cache, we must sync the file + * first. + */ + vfs_fsync(file, file->f_dentry, 1); } /* read superblock from bitmap file (this sets bitmap->chunksize) */ err = bitmap_read_sb(bitmap); diff --git a/drivers/md/dm-exception-store.c b/drivers/md/dm-exception-store.c index 556acff3952..7dbe652efb5 100644 --- a/drivers/md/dm-exception-store.c +++ b/drivers/md/dm-exception-store.c @@ -138,16 +138,6 @@ int dm_exception_store_type_unregister(struct dm_exception_store_type *type) } EXPORT_SYMBOL(dm_exception_store_type_unregister); -/* - * Round a number up to the nearest 'size' boundary. size must - * be a power of 2. - */ -static ulong round_up(ulong n, ulong size) -{ - size--; - return (n + size) & ~size; -} - static int set_chunk_size(struct dm_exception_store *store, const char *chunk_size_arg, char **error) { @@ -155,7 +145,8 @@ static int set_chunk_size(struct dm_exception_store *store, char *value; chunk_size_ulong = simple_strtoul(chunk_size_arg, &value, 10); - if (*chunk_size_arg == '\0' || *value != '\0') { + if (*chunk_size_arg == '\0' || *value != '\0' || + chunk_size_ulong > UINT_MAX) { *error = "Invalid chunk size"; return -EINVAL; } @@ -165,40 +156,35 @@ static int set_chunk_size(struct dm_exception_store *store, return 0; } - /* - * Chunk size must be multiple of page size. Silently - * round up if it's not. - */ - chunk_size_ulong = round_up(chunk_size_ulong, PAGE_SIZE >> 9); - - return dm_exception_store_set_chunk_size(store, chunk_size_ulong, + return dm_exception_store_set_chunk_size(store, + (unsigned) chunk_size_ulong, error); } int dm_exception_store_set_chunk_size(struct dm_exception_store *store, - unsigned long chunk_size_ulong, + unsigned chunk_size, char **error) { /* Check chunk_size is a power of 2 */ - if (!is_power_of_2(chunk_size_ulong)) { + if (!is_power_of_2(chunk_size)) { *error = "Chunk size is not a power of 2"; return -EINVAL; } /* Validate the chunk size against the device block size */ - if (chunk_size_ulong % (bdev_logical_block_size(store->cow->bdev) >> 9)) { + if (chunk_size % (bdev_logical_block_size(store->cow->bdev) >> 9)) { *error = "Chunk size is not a multiple of device blocksize"; return -EINVAL; } - if (chunk_size_ulong > INT_MAX >> SECTOR_SHIFT) { + if (chunk_size > INT_MAX >> SECTOR_SHIFT) { *error = "Chunk size is too high"; return -EINVAL; } - store->chunk_size = chunk_size_ulong; - store->chunk_mask = chunk_size_ulong - 1; - store->chunk_shift = ffs(chunk_size_ulong) - 1; + store->chunk_size = chunk_size; + store->chunk_mask = chunk_size - 1; + store->chunk_shift = ffs(chunk_size) - 1; return 0; } @@ -251,7 +237,7 @@ int dm_exception_store_create(struct dm_target *ti, int argc, char **argv, r = set_chunk_size(tmp_store, argv[2], &ti->error); if (r) - goto bad_cow; + goto bad_ctr; r = type->ctr(tmp_store, 0, NULL); if (r) { diff --git a/drivers/md/dm-exception-store.h b/drivers/md/dm-exception-store.h index 812c71872ba..8a223a48802 100644 --- a/drivers/md/dm-exception-store.h +++ b/drivers/md/dm-exception-store.h @@ -101,9 +101,9 @@ struct dm_exception_store { struct dm_dev *cow; /* Size of data blocks saved - must be a power of 2 */ - chunk_t chunk_size; - chunk_t chunk_mask; - chunk_t chunk_shift; + unsigned chunk_size; + unsigned chunk_mask; + unsigned chunk_shift; void *context; }; @@ -169,7 +169,7 @@ int dm_exception_store_type_register(struct dm_exception_store_type *type); int dm_exception_store_type_unregister(struct dm_exception_store_type *type); int dm_exception_store_set_chunk_size(struct dm_exception_store *store, - unsigned long chunk_size_ulong, + unsigned chunk_size, char **error); int dm_exception_store_create(struct dm_target *ti, int argc, char **argv, diff --git a/drivers/md/dm-log-userspace-base.c b/drivers/md/dm-log-userspace-base.c index 652bd33109e..7ac2c1450d1 100644 --- a/drivers/md/dm-log-userspace-base.c +++ b/drivers/md/dm-log-userspace-base.c @@ -156,7 +156,7 @@ static int userspace_ctr(struct dm_dirty_log *log, struct dm_target *ti, } /* The ptr value is sufficient for local unique id */ - lc->luid = (uint64_t)lc; + lc->luid = (unsigned long)lc; lc->ti = ti; diff --git a/drivers/md/dm-snap-persistent.c b/drivers/md/dm-snap-persistent.c index d5b2e08750d..0c746420c00 100644 --- a/drivers/md/dm-snap-persistent.c +++ b/drivers/md/dm-snap-persistent.c @@ -284,12 +284,13 @@ static int read_header(struct pstore *ps, int *new_snapshot) { int r; struct disk_header *dh; - chunk_t chunk_size; + unsigned chunk_size; int chunk_size_supplied = 1; char *chunk_err; /* - * Use default chunk size (or hardsect_size, if larger) if none supplied + * Use default chunk size (or logical_block_size, if larger) + * if none supplied */ if (!ps->store->chunk_size) { ps->store->chunk_size = max(DM_CHUNK_SIZE_DEFAULT_SECTORS, @@ -334,10 +335,9 @@ static int read_header(struct pstore *ps, int *new_snapshot) return 0; if (chunk_size_supplied) - DMWARN("chunk size %llu in device metadata overrides " - "table chunk size of %llu.", - (unsigned long long)chunk_size, - (unsigned long long)ps->store->chunk_size); + DMWARN("chunk size %u in device metadata overrides " + "table chunk size of %u.", + chunk_size, ps->store->chunk_size); /* We had a bogus chunk_size. Fix stuff up. */ free_area(ps); @@ -345,8 +345,8 @@ static int read_header(struct pstore *ps, int *new_snapshot) r = dm_exception_store_set_chunk_size(ps->store, chunk_size, &chunk_err); if (r) { - DMERR("invalid on-disk chunk size %llu: %s.", - (unsigned long long)chunk_size, chunk_err); + DMERR("invalid on-disk chunk size %u: %s.", + chunk_size, chunk_err); return r; } diff --git a/drivers/md/dm-snap.c b/drivers/md/dm-snap.c index 57f1bf7f3b7..3a3ba46e6d4 100644 --- a/drivers/md/dm-snap.c +++ b/drivers/md/dm-snap.c @@ -296,6 +296,7 @@ static void __insert_origin(struct origin *o) */ static int register_snapshot(struct dm_snapshot *snap) { + struct dm_snapshot *l; struct origin *o, *new_o; struct block_device *bdev = snap->origin->bdev; @@ -319,7 +320,11 @@ static int register_snapshot(struct dm_snapshot *snap) __insert_origin(o); } - list_add_tail(&snap->list, &o->snapshots); + /* Sort the list according to chunk size, largest-first smallest-last */ + list_for_each_entry(l, &o->snapshots, list) + if (l->store->chunk_size < snap->store->chunk_size) + break; + list_add_tail(&snap->list, &l->list); up_write(&_origins_lock); return 0; @@ -668,6 +673,11 @@ static int snapshot_ctr(struct dm_target *ti, unsigned int argc, char **argv) bio_list_init(&s->queued_bios); INIT_WORK(&s->queued_bios_work, flush_queued_bios); + if (!s->store->chunk_size) { + ti->error = "Chunk size not set"; + goto bad_load_and_register; + } + /* Add snapshot to the list of snapshots for this origin */ /* Exceptions aren't triggered till snapshot_resume() is called */ if (register_snapshot(s)) { @@ -951,7 +961,7 @@ static void start_copy(struct dm_snap_pending_exception *pe) src.bdev = bdev; src.sector = chunk_to_sector(s->store, pe->e.old_chunk); - src.count = min(s->store->chunk_size, dev_size - src.sector); + src.count = min((sector_t)s->store->chunk_size, dev_size - src.sector); dest.bdev = s->store->cow->bdev; dest.sector = chunk_to_sector(s->store, pe->e.new_chunk); @@ -1142,6 +1152,8 @@ static int snapshot_status(struct dm_target *ti, status_type_t type, unsigned sz = 0; struct dm_snapshot *snap = ti->private; + down_write(&snap->lock); + switch (type) { case STATUSTYPE_INFO: if (!snap->valid) @@ -1173,6 +1185,8 @@ static int snapshot_status(struct dm_target *ti, status_type_t type, break; } + up_write(&snap->lock); + return 0; } @@ -1388,7 +1402,7 @@ static void origin_resume(struct dm_target *ti) struct dm_dev *dev = ti->private; struct dm_snapshot *snap; struct origin *o; - chunk_t chunk_size = 0; + unsigned chunk_size = 0; down_read(&_origins_lock); o = __lookup_origin(dev->bdev); @@ -1465,7 +1479,7 @@ static int __init dm_snapshot_init(void) r = dm_register_target(&snapshot_target); if (r) { DMERR("snapshot target register failed %d", r); - return r; + goto bad_register_snapshot_target; } r = dm_register_target(&origin_target); @@ -1522,6 +1536,9 @@ bad2: dm_unregister_target(&origin_target); bad1: dm_unregister_target(&snapshot_target); + +bad_register_snapshot_target: + dm_exception_store_exit(); return r; } diff --git a/drivers/md/dm.c b/drivers/md/dm.c index 23e76fe0d35..724efc63904 100644 --- a/drivers/md/dm.c +++ b/drivers/md/dm.c @@ -47,6 +47,7 @@ struct dm_io { atomic_t io_count; struct bio *bio; unsigned long start_time; + spinlock_t endio_lock; }; /* @@ -130,7 +131,7 @@ struct mapped_device { /* * A list of ios that arrived while we were suspended. */ - atomic_t pending; + atomic_t pending[2]; wait_queue_head_t wait; struct work_struct work; struct bio_list deferred; @@ -453,13 +454,14 @@ static void start_io_acct(struct dm_io *io) { struct mapped_device *md = io->md; int cpu; + int rw = bio_data_dir(io->bio); io->start_time = jiffies; cpu = part_stat_lock(); part_round_stats(cpu, &dm_disk(md)->part0); part_stat_unlock(); - dm_disk(md)->part0.in_flight = atomic_inc_return(&md->pending); + dm_disk(md)->part0.in_flight[rw] = atomic_inc_return(&md->pending[rw]); } static void end_io_acct(struct dm_io *io) @@ -479,8 +481,9 @@ static void end_io_acct(struct dm_io *io) * After this is decremented the bio must not be touched if it is * a barrier. */ - dm_disk(md)->part0.in_flight = pending = - atomic_dec_return(&md->pending); + dm_disk(md)->part0.in_flight[rw] = pending = + atomic_dec_return(&md->pending[rw]); + pending += atomic_read(&md->pending[rw^0x1]); /* nudge anyone waiting on suspend queue */ if (!pending) @@ -576,8 +579,12 @@ static void dec_pending(struct dm_io *io, int error) struct mapped_device *md = io->md; /* Push-back supersedes any I/O errors */ - if (error && !(io->error > 0 && __noflush_suspending(md))) - io->error = error; + if (unlikely(error)) { + spin_lock_irqsave(&io->endio_lock, flags); + if (!(io->error > 0 && __noflush_suspending(md))) + io->error = error; + spin_unlock_irqrestore(&io->endio_lock, flags); + } if (atomic_dec_and_test(&io->io_count)) { if (io->error == DM_ENDIO_REQUEUE) { @@ -1224,6 +1231,7 @@ static void __split_and_process_bio(struct mapped_device *md, struct bio *bio) atomic_set(&ci.io->io_count, 1); ci.io->bio = bio; ci.io->md = md; + spin_lock_init(&ci.io->endio_lock); ci.sector = bio->bi_sector; ci.sector_count = bio_sectors(bio); if (unlikely(bio_empty_barrier(bio))) @@ -1785,7 +1793,8 @@ static struct mapped_device *alloc_dev(int minor) if (!md->disk) goto bad_disk; - atomic_set(&md->pending, 0); + atomic_set(&md->pending[0], 0); + atomic_set(&md->pending[1], 0); init_waitqueue_head(&md->wait); INIT_WORK(&md->work, dm_wq_work); init_waitqueue_head(&md->eventq); @@ -1819,6 +1828,7 @@ static struct mapped_device *alloc_dev(int minor) bad_bdev: destroy_workqueue(md->wq); bad_thread: + del_gendisk(md->disk); put_disk(md->disk); bad_disk: blk_cleanup_queue(md->queue); @@ -2088,7 +2098,8 @@ static int dm_wait_for_completion(struct mapped_device *md, int interruptible) break; } spin_unlock_irqrestore(q->queue_lock, flags); - } else if (!atomic_read(&md->pending)) + } else if (!atomic_read(&md->pending[0]) && + !atomic_read(&md->pending[1])) break; if (interruptible == TASK_INTERRUPTIBLE && diff --git a/drivers/md/md.c b/drivers/md/md.c index 26ba42a7912..10eb1fce975 100644 --- a/drivers/md/md.c +++ b/drivers/md/md.c @@ -2631,7 +2631,7 @@ 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) { + } else if (rdev->raid_disk >= (mddev->raid_disks - min(0, mddev->delta_disks))) { rdev->raid_disk = -1; clear_bit(In_sync, &rdev->flags); } diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c index d1b9bd5fd4f..a053423785c 100644 --- a/drivers/md/raid1.c +++ b/drivers/md/raid1.c @@ -64,7 +64,7 @@ static void * r1bio_pool_alloc(gfp_t gfp_flags, void *data) /* allocate a r1bio with room for raid_disks entries in the bios array */ r1_bio = kzalloc(size, gfp_flags); - if (!r1_bio) + if (!r1_bio && pi->mddev) unplug_slaves(pi->mddev); return r1_bio; @@ -1683,6 +1683,7 @@ static void raid1d(mddev_t *mddev) generic_make_request(bio); } } + cond_resched(); } if (unplug) unplug_slaves(mddev); @@ -1978,13 +1979,14 @@ static int run(mddev_t *mddev) conf->poolinfo = kmalloc(sizeof(*conf->poolinfo), GFP_KERNEL); if (!conf->poolinfo) goto out_no_mem; - conf->poolinfo->mddev = mddev; + conf->poolinfo->mddev = NULL; conf->poolinfo->raid_disks = mddev->raid_disks; conf->r1bio_pool = mempool_create(NR_RAID1_BIOS, r1bio_pool_alloc, r1bio_pool_free, conf->poolinfo); if (!conf->r1bio_pool) goto out_no_mem; + conf->poolinfo->mddev = mddev; spin_lock_init(&conf->device_lock); mddev->queue->queue_lock = &conf->device_lock; diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c index 51c4c5c4d87..c2cb7b87b44 100644 --- a/drivers/md/raid10.c +++ b/drivers/md/raid10.c @@ -68,7 +68,7 @@ static void * r10bio_pool_alloc(gfp_t gfp_flags, void *data) /* allocate a r10bio with room for raid_disks entries in the bios array */ r10_bio = kzalloc(size, gfp_flags); - if (!r10_bio) + if (!r10_bio && conf->mddev) unplug_slaves(conf->mddev); return r10_bio; @@ -1632,6 +1632,7 @@ static void raid10d(mddev_t *mddev) generic_make_request(bio); } } + cond_resched(); } if (unplug) unplug_slaves(mddev); @@ -2095,7 +2096,6 @@ static int run(mddev_t *mddev) if (!conf->tmppage) goto out_free_conf; - conf->mddev = mddev; conf->raid_disks = mddev->raid_disks; conf->near_copies = nc; conf->far_copies = fc; @@ -2132,6 +2132,7 @@ static int run(mddev_t *mddev) goto out_free_conf; } + conf->mddev = mddev; spin_lock_init(&conf->device_lock); mddev->queue->queue_lock = &conf->device_lock; diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c index 94829804ab7..81abefc172d 100644 --- a/drivers/md/raid5.c +++ b/drivers/md/raid5.c @@ -156,13 +156,16 @@ static inline int raid6_next_disk(int disk, int raid_disks) static int raid6_idx_to_slot(int idx, struct stripe_head *sh, int *count, int syndrome_disks) { - int slot; + int slot = *count; + if (sh->ddf_layout) + (*count)++; if (idx == sh->pd_idx) return syndrome_disks; if (idx == sh->qd_idx) return syndrome_disks + 1; - slot = (*count)++; + if (!sh->ddf_layout) + (*count)++; return slot; } @@ -717,7 +720,7 @@ static int set_syndrome_sources(struct page **srcs, struct stripe_head *sh) int i; for (i = 0; i < disks; i++) - srcs[i] = (void *)raid6_empty_zero_page; + srcs[i] = NULL; count = 0; i = d0_idx; @@ -727,9 +730,8 @@ static int set_syndrome_sources(struct page **srcs, struct stripe_head *sh) srcs[slot] = sh->dev[i].page; i = raid6_next_disk(i, disks); } while (i != d0_idx); - BUG_ON(count != syndrome_disks); - return count; + return syndrome_disks; } static struct dma_async_tx_descriptor * @@ -814,7 +816,7 @@ ops_run_compute6_2(struct stripe_head *sh, struct raid5_percpu *percpu) * slot number conversion for 'faila' and 'failb' */ for (i = 0; i < disks ; i++) - blocks[i] = (void *)raid6_empty_zero_page; + blocks[i] = NULL; count = 0; i = d0_idx; do { @@ -828,7 +830,6 @@ ops_run_compute6_2(struct stripe_head *sh, struct raid5_percpu *percpu) failb = slot; i = raid6_next_disk(i, disks); } while (i != d0_idx); - BUG_ON(count != syndrome_disks); BUG_ON(faila == failb); if (failb < faila) @@ -845,7 +846,7 @@ ops_run_compute6_2(struct stripe_head *sh, struct raid5_percpu *percpu) init_async_submit(&submit, ASYNC_TX_FENCE, NULL, ops_complete_compute, sh, to_addr_conv(sh, percpu)); - return async_gen_syndrome(blocks, 0, count+2, + return async_gen_syndrome(blocks, 0, syndrome_disks+2, STRIPE_SIZE, &submit); } else { struct page *dest; @@ -1139,7 +1140,7 @@ static void ops_run_check_pq(struct stripe_head *sh, struct raid5_percpu *percpu &sh->ops.zero_sum_result, percpu->spare_page, &submit); } -static void raid_run_ops(struct stripe_head *sh, unsigned long ops_request) +static void __raid_run_ops(struct stripe_head *sh, unsigned long ops_request) { int overlap_clear = 0, i, disks = sh->disks; struct dma_async_tx_descriptor *tx = NULL; @@ -1204,22 +1205,55 @@ static void raid_run_ops(struct stripe_head *sh, unsigned long ops_request) put_cpu(); } +#ifdef CONFIG_MULTICORE_RAID456 +static void async_run_ops(void *param, async_cookie_t cookie) +{ + struct stripe_head *sh = param; + unsigned long ops_request = sh->ops.request; + + clear_bit_unlock(STRIPE_OPS_REQ_PENDING, &sh->state); + wake_up(&sh->ops.wait_for_ops); + + __raid_run_ops(sh, ops_request); + release_stripe(sh); +} + +static void raid_run_ops(struct stripe_head *sh, unsigned long ops_request) +{ + /* since handle_stripe can be called outside of raid5d context + * we need to ensure sh->ops.request is de-staged before another + * request arrives + */ + wait_event(sh->ops.wait_for_ops, + !test_and_set_bit_lock(STRIPE_OPS_REQ_PENDING, &sh->state)); + sh->ops.request = ops_request; + + atomic_inc(&sh->count); + async_schedule(async_run_ops, sh); +} +#else +#define raid_run_ops __raid_run_ops +#endif + static int grow_one_stripe(raid5_conf_t *conf) { struct stripe_head *sh; + int disks = max(conf->raid_disks, conf->previous_raid_disks); sh = kmem_cache_alloc(conf->slab_cache, GFP_KERNEL); if (!sh) return 0; - memset(sh, 0, sizeof(*sh) + (conf->raid_disks-1)*sizeof(struct r5dev)); + memset(sh, 0, sizeof(*sh) + (disks-1)*sizeof(struct r5dev)); sh->raid_conf = conf; spin_lock_init(&sh->lock); + #ifdef CONFIG_MULTICORE_RAID456 + init_waitqueue_head(&sh->ops.wait_for_ops); + #endif - if (grow_buffers(sh, conf->raid_disks)) { - shrink_buffers(sh, conf->raid_disks); + if (grow_buffers(sh, disks)) { + shrink_buffers(sh, disks); kmem_cache_free(conf->slab_cache, sh); return 0; } - sh->disks = conf->raid_disks; /* we just created an active stripe so... */ atomic_set(&sh->count, 1); atomic_inc(&conf->active_stripes); @@ -1231,7 +1265,7 @@ static int grow_one_stripe(raid5_conf_t *conf) static int grow_stripes(raid5_conf_t *conf, int num) { struct kmem_cache *sc; - int devs = conf->raid_disks; + int devs = max(conf->raid_disks, conf->previous_raid_disks); sprintf(conf->cache_name[0], "raid%d-%s", conf->level, mdname(conf->mddev)); @@ -1329,6 +1363,9 @@ static int resize_stripes(raid5_conf_t *conf, int newsize) nsh->raid_conf = conf; spin_lock_init(&nsh->lock); + #ifdef CONFIG_MULTICORE_RAID456 + init_waitqueue_head(&nsh->ops.wait_for_ops); + #endif list_add(&nsh->lru, &newstripes); } @@ -1899,10 +1936,15 @@ static sector_t compute_blocknr(struct stripe_head *sh, int i, int previous) case ALGORITHM_PARITY_N: break; case ALGORITHM_ROTATING_N_CONTINUE: + /* Like left_symmetric, but P is before Q */ if (sh->pd_idx == 0) i--; /* P D D D Q */ - else if (i > sh->pd_idx) - i -= 2; /* D D Q P D */ + else { + /* D D Q P D */ + if (i < sh->pd_idx) + i += raid_disks; + i -= (sh->pd_idx + 1); + } break; case ALGORITHM_LEFT_ASYMMETRIC_6: case ALGORITHM_RIGHT_ASYMMETRIC_6: @@ -2896,7 +2938,7 @@ static void handle_stripe_expansion(raid5_conf_t *conf, struct stripe_head *sh, * */ -static bool handle_stripe5(struct stripe_head *sh) +static void handle_stripe5(struct stripe_head *sh) { raid5_conf_t *conf = sh->raid_conf; int disks = sh->disks, i; @@ -3167,11 +3209,9 @@ static bool handle_stripe5(struct stripe_head *sh) ops_run_io(sh, &s); return_io(return_bi); - - return blocked_rdev == NULL; } -static bool handle_stripe6(struct stripe_head *sh) +static void handle_stripe6(struct stripe_head *sh) { raid5_conf_t *conf = sh->raid_conf; int disks = sh->disks; @@ -3455,17 +3495,14 @@ static bool handle_stripe6(struct stripe_head *sh) ops_run_io(sh, &s); return_io(return_bi); - - return blocked_rdev == NULL; } -/* returns true if the stripe was handled */ -static bool handle_stripe(struct stripe_head *sh) +static void handle_stripe(struct stripe_head *sh) { if (sh->raid_conf->level == 6) - return handle_stripe6(sh); + handle_stripe6(sh); else - return handle_stripe5(sh); + handle_stripe5(sh); } static void raid5_activate_delayed(raid5_conf_t *conf) @@ -3503,9 +3540,10 @@ static void unplug_slaves(mddev_t *mddev) { raid5_conf_t *conf = mddev->private; int i; + int devs = max(conf->raid_disks, conf->previous_raid_disks); rcu_read_lock(); - for (i = 0; i < conf->raid_disks; i++) { + for (i = 0; i < devs; i++) { mdk_rdev_t *rdev = rcu_dereference(conf->disks[i].rdev); if (rdev && !test_bit(Faulty, &rdev->flags) && atomic_read(&rdev->nr_pending)) { struct request_queue *r_queue = bdev_get_queue(rdev->bdev); @@ -4277,9 +4315,7 @@ static inline sector_t sync_request(mddev_t *mddev, sector_t sector_nr, int *ski clear_bit(STRIPE_INSYNC, &sh->state); spin_unlock(&sh->lock); - /* wait for any blocked device to be handled */ - while (unlikely(!handle_stripe(sh))) - ; + handle_stripe(sh); release_stripe(sh); return STRIPE_SECTORS; @@ -4349,37 +4385,6 @@ static int retry_aligned_read(raid5_conf_t *conf, struct bio *raid_bio) return handled; } -#ifdef CONFIG_MULTICORE_RAID456 -static void __process_stripe(void *param, async_cookie_t cookie) -{ - struct stripe_head *sh = param; - - handle_stripe(sh); - release_stripe(sh); -} - -static void process_stripe(struct stripe_head *sh, struct list_head *domain) -{ - async_schedule_domain(__process_stripe, sh, domain); -} - -static void synchronize_stripe_processing(struct list_head *domain) -{ - async_synchronize_full_domain(domain); -} -#else -static void process_stripe(struct stripe_head *sh, struct list_head *domain) -{ - handle_stripe(sh); - release_stripe(sh); - cond_resched(); -} - -static void synchronize_stripe_processing(struct list_head *domain) -{ -} -#endif - /* * This is our raid5 kernel thread. @@ -4393,7 +4398,6 @@ static void raid5d(mddev_t *mddev) struct stripe_head *sh; raid5_conf_t *conf = mddev->private; int handled; - LIST_HEAD(raid_domain); pr_debug("+++ raid5d active\n"); @@ -4430,7 +4434,9 @@ static void raid5d(mddev_t *mddev) spin_unlock_irq(&conf->device_lock); handled++; - process_stripe(sh, &raid_domain); + handle_stripe(sh); + release_stripe(sh); + cond_resched(); spin_lock_irq(&conf->device_lock); } @@ -4438,7 +4444,6 @@ static void raid5d(mddev_t *mddev) spin_unlock_irq(&conf->device_lock); - synchronize_stripe_processing(&raid_domain); async_tx_issue_pending_all(); unplug_slaves(mddev); @@ -4558,13 +4563,9 @@ raid5_size(mddev_t *mddev, sector_t sectors, int raid_disks) if (!sectors) sectors = mddev->dev_sectors; - if (!raid_disks) { + if (!raid_disks) /* size is defined by the smallest of previous and new size */ - if (conf->raid_disks < conf->previous_raid_disks) - raid_disks = conf->raid_disks; - else - raid_disks = conf->previous_raid_disks; - } + raid_disks = min(conf->raid_disks, conf->previous_raid_disks); sectors &= ~((sector_t)mddev->chunk_sectors - 1); sectors &= ~((sector_t)mddev->new_chunk_sectors - 1); @@ -4665,7 +4666,7 @@ static int raid5_alloc_percpu(raid5_conf_t *conf) } per_cpu_ptr(conf->percpu, cpu)->spare_page = spare_page; } - scribble = kmalloc(scribble_len(conf->raid_disks), GFP_KERNEL); + scribble = kmalloc(conf->scribble_len, GFP_KERNEL); if (!scribble) { err = -ENOMEM; break; @@ -4686,7 +4687,7 @@ static int raid5_alloc_percpu(raid5_conf_t *conf) static raid5_conf_t *setup_conf(mddev_t *mddev) { raid5_conf_t *conf; - int raid_disk, memory; + int raid_disk, memory, max_disks; mdk_rdev_t *rdev; struct disk_info *disk; @@ -4722,15 +4723,28 @@ static raid5_conf_t *setup_conf(mddev_t *mddev) conf = kzalloc(sizeof(raid5_conf_t), GFP_KERNEL); if (conf == NULL) goto abort; + spin_lock_init(&conf->device_lock); + init_waitqueue_head(&conf->wait_for_stripe); + init_waitqueue_head(&conf->wait_for_overlap); + INIT_LIST_HEAD(&conf->handle_list); + INIT_LIST_HEAD(&conf->hold_list); + INIT_LIST_HEAD(&conf->delayed_list); + INIT_LIST_HEAD(&conf->bitmap_list); + INIT_LIST_HEAD(&conf->inactive_list); + atomic_set(&conf->active_stripes, 0); + atomic_set(&conf->preread_active_stripes, 0); + atomic_set(&conf->active_aligned_reads, 0); + conf->bypass_threshold = BYPASS_THRESHOLD; conf->raid_disks = mddev->raid_disks; - conf->scribble_len = scribble_len(conf->raid_disks); if (mddev->reshape_position == MaxSector) conf->previous_raid_disks = mddev->raid_disks; else conf->previous_raid_disks = mddev->raid_disks - mddev->delta_disks; + max_disks = max(conf->raid_disks, conf->previous_raid_disks); + conf->scribble_len = scribble_len(max_disks); - conf->disks = kzalloc(conf->raid_disks * sizeof(struct disk_info), + conf->disks = kzalloc(max_disks * sizeof(struct disk_info), GFP_KERNEL); if (!conf->disks) goto abort; @@ -4744,24 +4758,11 @@ static raid5_conf_t *setup_conf(mddev_t *mddev) if (raid5_alloc_percpu(conf) != 0) goto abort; - spin_lock_init(&conf->device_lock); - init_waitqueue_head(&conf->wait_for_stripe); - init_waitqueue_head(&conf->wait_for_overlap); - INIT_LIST_HEAD(&conf->handle_list); - INIT_LIST_HEAD(&conf->hold_list); - INIT_LIST_HEAD(&conf->delayed_list); - INIT_LIST_HEAD(&conf->bitmap_list); - INIT_LIST_HEAD(&conf->inactive_list); - atomic_set(&conf->active_stripes, 0); - atomic_set(&conf->preread_active_stripes, 0); - atomic_set(&conf->active_aligned_reads, 0); - conf->bypass_threshold = BYPASS_THRESHOLD; - pr_debug("raid5: run(%s) called.\n", mdname(mddev)); list_for_each_entry(rdev, &mddev->disks, same_set) { raid_disk = rdev->raid_disk; - if (raid_disk >= conf->raid_disks + if (raid_disk >= max_disks || raid_disk < 0) continue; disk = conf->disks + raid_disk; @@ -4793,7 +4794,7 @@ static raid5_conf_t *setup_conf(mddev_t *mddev) } memory = conf->max_nr_stripes * (sizeof(struct stripe_head) + - conf->raid_disks * ((sizeof(struct bio) + PAGE_SIZE))) / 1024; + max_disks * ((sizeof(struct bio) + PAGE_SIZE))) / 1024; if (grow_stripes(conf, conf->max_nr_stripes)) { printk(KERN_ERR "raid5: couldn't allocate %dkB for buffers\n", memory); @@ -4918,7 +4919,8 @@ static int run(mddev_t *mddev) test_bit(In_sync, &rdev->flags)) working_disks++; - mddev->degraded = conf->raid_disks - working_disks; + mddev->degraded = (max(conf->raid_disks, conf->previous_raid_disks) + - working_disks); if (mddev->degraded > conf->max_degraded) { printk(KERN_ERR "raid5: not enough operational devices for %s" diff --git a/drivers/md/raid5.h b/drivers/md/raid5.h index 2390e0e83da..dd708359b45 100644 --- a/drivers/md/raid5.h +++ b/drivers/md/raid5.h @@ -214,12 +214,20 @@ struct stripe_head { int disks; /* disks in stripe */ enum check_states check_state; enum reconstruct_states reconstruct_state; - /* stripe_operations + /** + * struct stripe_operations * @target - STRIPE_OP_COMPUTE_BLK target + * @target2 - 2nd compute target in the raid6 case + * @zero_sum_result - P and Q verification flags + * @request - async service request flags for raid_run_ops */ struct stripe_operations { int target, target2; enum sum_check_flags zero_sum_result; + #ifdef CONFIG_MULTICORE_RAID456 + unsigned long request; + wait_queue_head_t wait_for_ops; + #endif } ops; struct r5dev { struct bio req; @@ -294,6 +302,8 @@ struct r6_state { #define STRIPE_FULL_WRITE 13 /* all blocks are set to be overwritten */ #define STRIPE_BIOFILL_RUN 14 #define STRIPE_COMPUTE_RUN 15 +#define STRIPE_OPS_REQ_PENDING 16 + /* * Operation request flags */ @@ -478,7 +488,7 @@ static inline int algorithm_valid_raid6(int layout) { return (layout >= 0 && layout <= 5) || - (layout == 8 || layout == 10) + (layout >= 8 && layout <= 10) || (layout >= 16 && layout <= 20); } diff --git a/drivers/md/raid6altivec.uc b/drivers/md/raid6altivec.uc index 699dfeee494..2654d5c854b 100644 --- a/drivers/md/raid6altivec.uc +++ b/drivers/md/raid6altivec.uc @@ -15,7 +15,7 @@ * * $#-way unrolled portable integer math RAID-6 instruction set * - * This file is postprocessed using unroll.pl + * This file is postprocessed using unroll.awk * * <benh> hpa: in process, * you can just "steal" the vec unit with enable_kernel_altivec() (but diff --git a/drivers/md/raid6int.uc b/drivers/md/raid6int.uc index f9bf9cba357..d1e276a14fa 100644 --- a/drivers/md/raid6int.uc +++ b/drivers/md/raid6int.uc @@ -15,7 +15,7 @@ * * $#-way unrolled portable integer math RAID-6 instruction set * - * This file is postprocessed using unroll.pl + * This file is postprocessed using unroll.awk */ #include <linux/raid/pq.h> diff --git a/drivers/md/raid6test/Makefile b/drivers/md/raid6test/Makefile index 58ffdf4f516..2874cbef529 100644 --- a/drivers/md/raid6test/Makefile +++ b/drivers/md/raid6test/Makefile @@ -7,7 +7,7 @@ CC = gcc OPTFLAGS = -O2 # Adjust as desired CFLAGS = -I.. -I ../../../include -g $(OPTFLAGS) LD = ld -PERL = perl +AWK = awk AR = ar RANLIB = ranlib @@ -35,35 +35,35 @@ raid6.a: raid6int1.o raid6int2.o raid6int4.o raid6int8.o raid6int16.o \ raid6test: test.c raid6.a $(CC) $(CFLAGS) -o raid6test $^ -raid6altivec1.c: raid6altivec.uc ../unroll.pl - $(PERL) ../unroll.pl 1 < raid6altivec.uc > $@ +raid6altivec1.c: raid6altivec.uc ../unroll.awk + $(AWK) ../unroll.awk -vN=1 < raid6altivec.uc > $@ -raid6altivec2.c: raid6altivec.uc ../unroll.pl - $(PERL) ../unroll.pl 2 < raid6altivec.uc > $@ +raid6altivec2.c: raid6altivec.uc ../unroll.awk + $(AWK) ../unroll.awk -vN=2 < raid6altivec.uc > $@ -raid6altivec4.c: raid6altivec.uc ../unroll.pl - $(PERL) ../unroll.pl 4 < raid6altivec.uc > $@ +raid6altivec4.c: raid6altivec.uc ../unroll.awk + $(AWK) ../unroll.awk -vN=4 < raid6altivec.uc > $@ -raid6altivec8.c: raid6altivec.uc ../unroll.pl - $(PERL) ../unroll.pl 8 < raid6altivec.uc > $@ +raid6altivec8.c: raid6altivec.uc ../unroll.awk + $(AWK) ../unroll.awk -vN=8 < raid6altivec.uc > $@ -raid6int1.c: raid6int.uc ../unroll.pl - $(PERL) ../unroll.pl 1 < raid6int.uc > $@ +raid6int1.c: raid6int.uc ../unroll.awk + $(AWK) ../unroll.awk -vN=1 < raid6int.uc > $@ -raid6int2.c: raid6int.uc ../unroll.pl - $(PERL) ../unroll.pl 2 < raid6int.uc > $@ +raid6int2.c: raid6int.uc ../unroll.awk + $(AWK) ../unroll.awk -vN=2 < raid6int.uc > $@ -raid6int4.c: raid6int.uc ../unroll.pl - $(PERL) ../unroll.pl 4 < raid6int.uc > $@ +raid6int4.c: raid6int.uc ../unroll.awk + $(AWK) ../unroll.awk -vN=4 < raid6int.uc > $@ -raid6int8.c: raid6int.uc ../unroll.pl - $(PERL) ../unroll.pl 8 < raid6int.uc > $@ +raid6int8.c: raid6int.uc ../unroll.awk + $(AWK) ../unroll.awk -vN=8 < raid6int.uc > $@ -raid6int16.c: raid6int.uc ../unroll.pl - $(PERL) ../unroll.pl 16 < raid6int.uc > $@ +raid6int16.c: raid6int.uc ../unroll.awk + $(AWK) ../unroll.awk -vN=16 < raid6int.uc > $@ -raid6int32.c: raid6int.uc ../unroll.pl - $(PERL) ../unroll.pl 32 < raid6int.uc > $@ +raid6int32.c: raid6int.uc ../unroll.awk + $(AWK) ../unroll.awk -vN=32 < raid6int.uc > $@ raid6tables.c: mktables ./mktables > raid6tables.c diff --git a/drivers/md/unroll.awk b/drivers/md/unroll.awk new file mode 100644 index 00000000000..c6aa03631df --- /dev/null +++ b/drivers/md/unroll.awk @@ -0,0 +1,20 @@ + +# This filter requires one command line option of form -vN=n +# where n must be a decimal number. +# +# Repeat each input line containing $$ n times, replacing $$ with 0...n-1. +# Replace each $# with n, and each $* with a single $. + +BEGIN { + n = N + 0 +} +{ + if (/\$\$/) { rep = n } else { rep = 1 } + for (i = 0; i < rep; ++i) { + tmp = $0 + gsub(/\$\$/, i, tmp) + gsub(/\$\#/, n, tmp) + gsub(/\$\*/, "$", tmp) + print tmp + } +} diff --git a/drivers/md/unroll.pl b/drivers/md/unroll.pl deleted file mode 100644 index 3acc710a20e..00000000000 --- a/drivers/md/unroll.pl +++ /dev/null @@ -1,24 +0,0 @@ -#!/usr/bin/perl -# -# Take a piece of C code and for each line which contains the sequence $$ -# repeat n times with $ replaced by 0...n-1; the sequence $# is replaced -# by the unrolling factor, and $* with a single $ -# - -($n) = @ARGV; -$n += 0; - -while ( defined($line = <STDIN>) ) { - if ( $line =~ /\$\$/ ) { - $rep = $n; - } else { - $rep = 1; - } - for ( $i = 0 ; $i < $rep ; $i++ ) { - $tmp = $line; - $tmp =~ s/\$\$/$i/g; - $tmp =~ s/\$\#/$n/g; - $tmp =~ s/\$\*/\$/g; - print $tmp; - } -} diff --git a/drivers/mfd/twl4030-core.c b/drivers/mfd/twl4030-core.c index e424cf6d8e9..a1c47ee95c0 100644 --- a/drivers/mfd/twl4030-core.c +++ b/drivers/mfd/twl4030-core.c @@ -480,7 +480,6 @@ static int add_children(struct twl4030_platform_data *pdata, unsigned long features) { struct device *child; - struct device *usb_transceiver = NULL; if (twl_has_bci() && pdata->bci && !(features & TPS_SUBSET)) { child = add_child(3, "twl4030_bci", @@ -532,16 +531,61 @@ add_children(struct twl4030_platform_data *pdata, unsigned long features) } if (twl_has_usb() && pdata->usb) { + + static struct regulator_consumer_supply usb1v5 = { + .supply = "usb1v5", + }; + static struct regulator_consumer_supply usb1v8 = { + .supply = "usb1v8", + }; + static struct regulator_consumer_supply usb3v1 = { + .supply = "usb3v1", + }; + + /* First add the regulators so that they can be used by transceiver */ + if (twl_has_regulator()) { + /* this is a template that gets copied */ + struct regulator_init_data usb_fixed = { + .constraints.valid_modes_mask = + REGULATOR_MODE_NORMAL + | REGULATOR_MODE_STANDBY, + .constraints.valid_ops_mask = + REGULATOR_CHANGE_MODE + | REGULATOR_CHANGE_STATUS, + }; + + child = add_regulator_linked(TWL4030_REG_VUSB1V5, + &usb_fixed, &usb1v5, 1); + if (IS_ERR(child)) + return PTR_ERR(child); + + child = add_regulator_linked(TWL4030_REG_VUSB1V8, + &usb_fixed, &usb1v8, 1); + if (IS_ERR(child)) + return PTR_ERR(child); + + child = add_regulator_linked(TWL4030_REG_VUSB3V1, + &usb_fixed, &usb3v1, 1); + if (IS_ERR(child)) + return PTR_ERR(child); + + } + child = add_child(0, "twl4030_usb", pdata->usb, sizeof(*pdata->usb), true, /* irq0 = USB_PRES, irq1 = USB */ pdata->irq_base + 8 + 2, pdata->irq_base + 4); + if (IS_ERR(child)) return PTR_ERR(child); /* we need to connect regulators to this transceiver */ - usb_transceiver = child; + if (twl_has_regulator() && child) { + usb1v5.dev = child; + usb1v8.dev = child; + usb3v1.dev = child; + } } if (twl_has_watchdog()) { @@ -580,47 +624,6 @@ add_children(struct twl4030_platform_data *pdata, unsigned long features) return PTR_ERR(child); } - if (twl_has_regulator() && usb_transceiver) { - static struct regulator_consumer_supply usb1v5 = { - .supply = "usb1v5", - }; - static struct regulator_consumer_supply usb1v8 = { - .supply = "usb1v8", - }; - static struct regulator_consumer_supply usb3v1 = { - .supply = "usb3v1", - }; - - /* this is a template that gets copied */ - struct regulator_init_data usb_fixed = { - .constraints.valid_modes_mask = - REGULATOR_MODE_NORMAL - | REGULATOR_MODE_STANDBY, - .constraints.valid_ops_mask = - REGULATOR_CHANGE_MODE - | REGULATOR_CHANGE_STATUS, - }; - - usb1v5.dev = usb_transceiver; - usb1v8.dev = usb_transceiver; - usb3v1.dev = usb_transceiver; - - child = add_regulator_linked(TWL4030_REG_VUSB1V5, &usb_fixed, - &usb1v5, 1); - if (IS_ERR(child)) - return PTR_ERR(child); - - child = add_regulator_linked(TWL4030_REG_VUSB1V8, &usb_fixed, - &usb1v8, 1); - if (IS_ERR(child)) - return PTR_ERR(child); - - child = add_regulator_linked(TWL4030_REG_VUSB3V1, &usb_fixed, - &usb3v1, 1); - if (IS_ERR(child)) - return PTR_ERR(child); - } - /* maybe add LDOs that are omitted on cost-reduced parts */ if (twl_has_regulator() && !(features & TPS_SUBSET)) { child = add_regulator(TWL4030_REG_VPLL2, pdata->vpll2); @@ -792,7 +795,7 @@ twl4030_probe(struct i2c_client *client, const struct i2c_device_id *id) twl->client = i2c_new_dummy(client->adapter, twl->address); if (!twl->client) { - dev_err(&twl->client->dev, + dev_err(&client->dev, "can't attach client %d\n", i); status = -ENOMEM; goto fail; diff --git a/drivers/mfd/wm831x-irq.c b/drivers/mfd/wm831x-irq.c index d3015dfb913..ac056ea6b66 100644 --- a/drivers/mfd/wm831x-irq.c +++ b/drivers/mfd/wm831x-irq.c @@ -507,6 +507,8 @@ int wm831x_irq_init(struct wm831x *wm831x, int irq) { int i, ret; + mutex_init(&wm831x->irq_lock); + if (!irq) { dev_warn(wm831x->dev, "No interrupt specified - functionality limited\n"); @@ -521,7 +523,6 @@ int wm831x_irq_init(struct wm831x *wm831x, int irq) } wm831x->irq = irq; - mutex_init(&wm831x->irq_lock); INIT_WORK(&wm831x->irq_work, wm831x_irq_worker); /* Mask the individual interrupt sources */ diff --git a/drivers/mmc/host/at91_mci.c b/drivers/mmc/host/at91_mci.c index e556d42cc45..63924e0c7ea 100644 --- a/drivers/mmc/host/at91_mci.c +++ b/drivers/mmc/host/at91_mci.c @@ -72,7 +72,6 @@ #include <asm/irq.h> #include <asm/gpio.h> -#include <asm/mach/mmc.h> #include <mach/board.h> #include <mach/cpu.h> #include <mach/at91_mci.h> diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c index 4487cc09791..0aecaaebef3 100644 --- a/drivers/mmc/host/omap_hsmmc.c +++ b/drivers/mmc/host/omap_hsmmc.c @@ -2013,7 +2013,7 @@ static struct platform_driver omap_hsmmc_driver = { static int __init omap_hsmmc_init(void) { /* Register the MMC driver */ - return platform_driver_register(&omap_hsmmc_driver); + return platform_driver_probe(&omap_hsmmc_driver, omap_hsmmc_probe); } static void __exit omap_hsmmc_cleanup(void) diff --git a/drivers/mtd/ubi/build.c b/drivers/mtd/ubi/build.c index e1f7d0a78b9..14cec04c34f 100644 --- a/drivers/mtd/ubi/build.c +++ b/drivers/mtd/ubi/build.c @@ -42,6 +42,7 @@ #include <linux/log2.h> #include <linux/kthread.h> #include <linux/reboot.h> +#include <linux/kernel.h> #include "ubi.h" /* Maximum length of the 'mtd=' parameter */ @@ -1257,7 +1258,7 @@ static int __init bytes_str_to_int(const char *str) unsigned long result; result = simple_strtoul(str, &endp, 0); - if (str == endp || result < 0) { + if (str == endp || result >= INT_MAX) { printk(KERN_ERR "UBI error: incorrect bytes count: \"%s\"\n", str); return -EINVAL; diff --git a/drivers/mtd/ubi/scan.c b/drivers/mtd/ubi/scan.c index e7161adc419..90af61a2c3e 100644 --- a/drivers/mtd/ubi/scan.c +++ b/drivers/mtd/ubi/scan.c @@ -794,16 +794,15 @@ static int process_eb(struct ubi_device *ubi, struct ubi_scan_info *si, * number. */ image_seq = be32_to_cpu(ech->image_seq); - if (!si->image_seq_set) { + if (!ubi->image_seq && image_seq) ubi->image_seq = image_seq; - si->image_seq_set = 1; - } else if (ubi->image_seq && ubi->image_seq != image_seq) { + if (ubi->image_seq && image_seq && + ubi->image_seq != image_seq) { ubi_err("bad image sequence number %d in PEB %d, " "expected %d", image_seq, pnum, ubi->image_seq); ubi_dbg_dump_ec_hdr(ech); return -EINVAL; } - } /* OK, we've done with the EC header, let's look at the VID header */ diff --git a/drivers/mtd/ubi/scan.h b/drivers/mtd/ubi/scan.h index bab31695dac..ff179ad7ca5 100644 --- a/drivers/mtd/ubi/scan.h +++ b/drivers/mtd/ubi/scan.h @@ -103,7 +103,6 @@ struct ubi_scan_volume { * @ec_sum: a temporary variable used when calculating @mean_ec * @ec_count: a temporary variable used when calculating @mean_ec * @corr_count: count of corrupted PEBs - * @image_seq_set: indicates @ubi->image_seq is known * * This data structure contains the result of scanning and may be used by other * UBI sub-systems to build final UBI data structures, further error-recovery @@ -127,7 +126,6 @@ struct ubi_scan_info { uint64_t ec_sum; int ec_count; int corr_count; - int image_seq_set; }; struct ubi_device; diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig index 712776089b4..e19ca4bb751 100644 --- a/drivers/net/Kconfig +++ b/drivers/net/Kconfig @@ -1741,6 +1741,7 @@ config KS8851 config KS8851_MLL tristate "Micrel KS8851 MLL" depends on HAS_IOMEM + select MII help This platform driver is for Micrel KS8851 Address/data bus multiplexed network chip. @@ -2482,6 +2483,8 @@ config S6GMAC To compile this driver as a module, choose M here. The module will be called s6gmac. +source "drivers/net/stmmac/Kconfig" + endif # NETDEV_1000 # @@ -3230,4 +3233,12 @@ config VIRTIO_NET This is the virtual network driver for virtio. It can be used with lguest or QEMU based VMMs (like KVM or Xen). Say Y or M. +config VMXNET3 + tristate "VMware VMXNET3 ethernet driver" + depends on PCI && X86 && INET + help + This driver supports VMware's vmxnet3 virtual ethernet NIC. + To compile this driver as a module, choose M here: the + module will be called vmxnet3. + endif # NETDEVICES diff --git a/drivers/net/Makefile b/drivers/net/Makefile index d866b8cf65d..246323d7f16 100644 --- a/drivers/net/Makefile +++ b/drivers/net/Makefile @@ -2,6 +2,10 @@ # Makefile for the Linux network (ethercard) device drivers. # +obj-$(CONFIG_MII) += mii.o +obj-$(CONFIG_MDIO) += mdio.o +obj-$(CONFIG_PHYLIB) += phy/ + obj-$(CONFIG_TI_DAVINCI_EMAC) += davinci_emac.o obj-$(CONFIG_E1000) += e1000/ @@ -26,6 +30,7 @@ obj-$(CONFIG_TEHUTI) += tehuti.o obj-$(CONFIG_ENIC) += enic/ obj-$(CONFIG_JME) += jme.o obj-$(CONFIG_BE2NET) += benet/ +obj-$(CONFIG_VMXNET3) += vmxnet3/ gianfar_driver-objs := gianfar.o \ gianfar_ethtool.o \ @@ -95,15 +100,12 @@ obj-$(CONFIG_VIA_VELOCITY) += via-velocity.o obj-$(CONFIG_ADAPTEC_STARFIRE) += starfire.o obj-$(CONFIG_RIONET) += rionet.o obj-$(CONFIG_SH_ETH) += sh_eth.o +obj-$(CONFIG_STMMAC_ETH) += stmmac/ # # end link order section # -obj-$(CONFIG_MII) += mii.o -obj-$(CONFIG_MDIO) += mdio.o -obj-$(CONFIG_PHYLIB) += phy/ - obj-$(CONFIG_SUNDANCE) += sundance.o obj-$(CONFIG_HAMACHI) += hamachi.o obj-$(CONFIG_NET) += Space.o loopback.o diff --git a/drivers/net/acenic.c b/drivers/net/acenic.c index 5f0b05c2d71..d82a9a99475 100644 --- a/drivers/net/acenic.c +++ b/drivers/net/acenic.c @@ -1209,7 +1209,8 @@ static int __devinit ace_init(struct net_device *dev) memset(ap->info, 0, sizeof(struct ace_info)); memset(ap->skb, 0, sizeof(struct ace_skb)); - if (ace_load_firmware(dev)) + ecode = ace_load_firmware(dev); + if (ecode) goto init_error; ap->fw_running = 0; diff --git a/drivers/net/au1000_eth.c b/drivers/net/au1000_eth.c index 04f63c77071..ce6f1ac25df 100644 --- a/drivers/net/au1000_eth.c +++ b/drivers/net/au1000_eth.c @@ -34,6 +34,7 @@ * * */ +#include <linux/capability.h> #include <linux/dma-mapping.h> #include <linux/module.h> #include <linux/kernel.h> diff --git a/drivers/net/benet/be_cmds.c b/drivers/net/benet/be_cmds.c index 89876ade5e3..28a0eda9268 100644 --- a/drivers/net/benet/be_cmds.c +++ b/drivers/net/benet/be_cmds.c @@ -243,15 +243,26 @@ static int be_POST_stage_get(struct be_adapter *adapter, u16 *stage) int be_cmd_POST(struct be_adapter *adapter) { - u16 stage, error; + u16 stage; + int status, timeout = 0; - error = be_POST_stage_get(adapter, &stage); - if (error || stage != POST_STAGE_ARMFW_RDY) { - dev_err(&adapter->pdev->dev, "POST failed.\n"); - return -1; - } + do { + status = be_POST_stage_get(adapter, &stage); + if (status) { + dev_err(&adapter->pdev->dev, "POST error; stage=0x%x\n", + stage); + return -1; + } else if (stage != POST_STAGE_ARMFW_RDY) { + set_current_state(TASK_INTERRUPTIBLE); + schedule_timeout(2 * HZ); + timeout += 2; + } else { + return 0; + } + } while (timeout < 20); - return 0; + dev_err(&adapter->pdev->dev, "POST timeout; stage=0x%x\n", stage); + return -1; } static inline void *embedded_payload(struct be_mcc_wrb *wrb) @@ -729,8 +740,8 @@ int be_cmd_q_destroy(struct be_adapter *adapter, struct be_queue_info *q, /* Create an rx filtering policy configuration on an i/f * Uses mbox */ -int be_cmd_if_create(struct be_adapter *adapter, u32 flags, u8 *mac, - bool pmac_invalid, u32 *if_handle, u32 *pmac_id) +int be_cmd_if_create(struct be_adapter *adapter, u32 cap_flags, u32 en_flags, + u8 *mac, bool pmac_invalid, u32 *if_handle, u32 *pmac_id) { struct be_mcc_wrb *wrb; struct be_cmd_req_if_create *req; @@ -746,8 +757,8 @@ int be_cmd_if_create(struct be_adapter *adapter, u32 flags, u8 *mac, be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON, OPCODE_COMMON_NTWK_INTERFACE_CREATE, sizeof(*req)); - req->capability_flags = cpu_to_le32(flags); - req->enable_flags = cpu_to_le32(flags); + req->capability_flags = cpu_to_le32(cap_flags); + req->enable_flags = cpu_to_le32(en_flags); req->pmac_invalid = pmac_invalid; if (!pmac_invalid) memcpy(req->mac_addr, mac, ETH_ALEN); diff --git a/drivers/net/benet/be_cmds.h b/drivers/net/benet/be_cmds.h index a86f917f85f..49953787e41 100644 --- a/drivers/net/benet/be_cmds.h +++ b/drivers/net/benet/be_cmds.h @@ -720,8 +720,9 @@ extern int be_cmd_mac_addr_query(struct be_adapter *adapter, u8 *mac_addr, extern int be_cmd_pmac_add(struct be_adapter *adapter, u8 *mac_addr, u32 if_id, u32 *pmac_id); extern int be_cmd_pmac_del(struct be_adapter *adapter, u32 if_id, u32 pmac_id); -extern int be_cmd_if_create(struct be_adapter *adapter, u32 if_flags, u8 *mac, - bool pmac_invalid, u32 *if_handle, u32 *pmac_id); +extern int be_cmd_if_create(struct be_adapter *adapter, u32 cap_flags, + u32 en_flags, u8 *mac, bool pmac_invalid, + u32 *if_handle, u32 *pmac_id); extern int be_cmd_if_destroy(struct be_adapter *adapter, u32 if_handle); extern int be_cmd_eq_create(struct be_adapter *adapter, struct be_queue_info *eq, int eq_delay); diff --git a/drivers/net/benet/be_main.c b/drivers/net/benet/be_main.c index 6d5e81f7046..1f941f02771 100644 --- a/drivers/net/benet/be_main.c +++ b/drivers/net/benet/be_main.c @@ -1620,19 +1620,22 @@ static int be_open(struct net_device *netdev) static int be_setup(struct be_adapter *adapter) { struct net_device *netdev = adapter->netdev; - u32 if_flags; + u32 cap_flags, en_flags; int status; - if_flags = BE_IF_FLAGS_BROADCAST | BE_IF_FLAGS_PROMISCUOUS | - BE_IF_FLAGS_MCAST_PROMISCUOUS | BE_IF_FLAGS_UNTAGGED | - BE_IF_FLAGS_PASS_L3L4_ERRORS; - status = be_cmd_if_create(adapter, if_flags, netdev->dev_addr, - false/* pmac_invalid */, &adapter->if_handle, - &adapter->pmac_id); + cap_flags = BE_IF_FLAGS_UNTAGGED | BE_IF_FLAGS_BROADCAST | + BE_IF_FLAGS_MCAST_PROMISCUOUS | + BE_IF_FLAGS_PROMISCUOUS | + BE_IF_FLAGS_PASS_L3L4_ERRORS; + en_flags = BE_IF_FLAGS_UNTAGGED | BE_IF_FLAGS_BROADCAST | + BE_IF_FLAGS_PASS_L3L4_ERRORS; + + status = be_cmd_if_create(adapter, cap_flags, en_flags, + netdev->dev_addr, false/* pmac_invalid */, + &adapter->if_handle, &adapter->pmac_id); if (status != 0) goto do_none; - status = be_tx_queues_create(adapter); if (status != 0) goto if_destroy; @@ -2055,6 +2058,10 @@ static int be_hw_up(struct be_adapter *adapter) if (status) return status; + status = be_cmd_reset_function(adapter); + if (status) + return status; + status = be_cmd_get_fw_ver(adapter, adapter->fw_ver); if (status) return status; @@ -2108,10 +2115,6 @@ static int __devinit be_probe(struct pci_dev *pdev, if (status) goto free_netdev; - status = be_cmd_reset_function(adapter); - if (status) - goto ctrl_clean; - status = be_stats_init(adapter); if (status) goto ctrl_clean; diff --git a/drivers/net/bnx2.h b/drivers/net/bnx2.h index 6c7f795d12d..a4d83409f20 100644 --- a/drivers/net/bnx2.h +++ b/drivers/net/bnx2.h @@ -361,9 +361,12 @@ struct l2_fhdr { #define BNX2_L2CTX_CTX_TYPE_CTX_BD_CHN_TYPE_VALUE (1<<28) #define BNX2_L2CTX_HOST_BDIDX 0x00000004 -#define BNX2_L2CTX_STATUSB_NUM_SHIFT 16 -#define BNX2_L2CTX_STATUSB_NUM(sb_id) \ - (((sb_id) > 0) ? (((sb_id) + 7) << BNX2_L2CTX_STATUSB_NUM_SHIFT) : 0) +#define BNX2_L2CTX_L5_STATUSB_NUM_SHIFT 16 +#define BNX2_L2CTX_L2_STATUSB_NUM_SHIFT 24 +#define BNX2_L2CTX_L5_STATUSB_NUM(sb_id) \ + (((sb_id) > 0) ? (((sb_id) + 7) << BNX2_L2CTX_L5_STATUSB_NUM_SHIFT) : 0) +#define BNX2_L2CTX_L2_STATUSB_NUM(sb_id) \ + (((sb_id) > 0) ? (((sb_id) + 7) << BNX2_L2CTX_L2_STATUSB_NUM_SHIFT) : 0) #define BNX2_L2CTX_HOST_BSEQ 0x00000008 #define BNX2_L2CTX_NX_BSEQ 0x0000000c #define BNX2_L2CTX_NX_BDHADDR_HI 0x00000010 diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index 69c5b15e22d..40fb5eefc72 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -691,7 +691,7 @@ static int bond_check_dev_link(struct bonding *bond, struct net_device *slave_dev, int reporting) { const struct net_device_ops *slave_ops = slave_dev->netdev_ops; - static int (*ioctl)(struct net_device *, struct ifreq *, int); + int (*ioctl)(struct net_device *, struct ifreq *, int); struct ifreq ifr; struct mii_ioctl_data *mii; @@ -3665,10 +3665,10 @@ static int bond_xmit_hash_policy_l23(struct sk_buff *skb, if (skb->protocol == htons(ETH_P_IP)) { return ((ntohl(iph->saddr ^ iph->daddr) & 0xffff) ^ - (data->h_dest[5] ^ bond_dev->dev_addr[5])) % count; + (data->h_dest[5] ^ data->h_source[5])) % count; } - return (data->h_dest[5] ^ bond_dev->dev_addr[5]) % count; + return (data->h_dest[5] ^ data->h_source[5]) % count; } /* @@ -3695,7 +3695,7 @@ static int bond_xmit_hash_policy_l34(struct sk_buff *skb, } - return (data->h_dest[5] ^ bond_dev->dev_addr[5]) % count; + return (data->h_dest[5] ^ data->h_source[5]) % count; } /* @@ -3706,7 +3706,7 @@ static int bond_xmit_hash_policy_l2(struct sk_buff *skb, { struct ethhdr *data = (struct ethhdr *)skb->data; - return (data->h_dest[5] ^ bond_dev->dev_addr[5]) % count; + return (data->h_dest[5] ^ data->h_source[5]) % count; } /*-------------------------- Device entry points ----------------------------*/ diff --git a/drivers/net/can/sja1000/sja1000_of_platform.c b/drivers/net/can/sja1000/sja1000_of_platform.c index 3373560405b..9dd076a626a 100644 --- a/drivers/net/can/sja1000/sja1000_of_platform.c +++ b/drivers/net/can/sja1000/sja1000_of_platform.c @@ -213,6 +213,7 @@ static struct of_device_id __devinitdata sja1000_ofp_table[] = { {.compatible = "nxp,sja1000"}, {}, }; +MODULE_DEVICE_TABLE(of, sja1000_ofp_table); static struct of_platform_driver sja1000_ofp_driver = { .owner = THIS_MODULE, diff --git a/drivers/net/cnic.c b/drivers/net/cnic.c index 46c87ec7960..3bf1b04f2ca 100644 --- a/drivers/net/cnic.c +++ b/drivers/net/cnic.c @@ -2264,9 +2264,9 @@ static void cnic_init_bnx2_rx_ring(struct cnic_dev *dev) cnic_ctx_wr(dev, cid_addr, BNX2_L2CTX_CTX_TYPE, val); if (sb_id == 0) - val = 2 << BNX2_L2CTX_STATUSB_NUM_SHIFT; + val = 2 << BNX2_L2CTX_L2_STATUSB_NUM_SHIFT; else - val = BNX2_L2CTX_STATUSB_NUM(sb_id); + val = BNX2_L2CTX_L2_STATUSB_NUM(sb_id); cnic_ctx_wr(dev, cid_addr, BNX2_L2CTX_HOST_BDIDX, val); rxbd = (struct rx_bd *) (cp->l2_ring + BCM_PAGE_SIZE); @@ -2423,7 +2423,7 @@ static int cnic_start_bnx2_hw(struct cnic_dev *dev) cp->int_num = 0; if (ethdev->drv_state & CNIC_DRV_STATE_USING_MSIX) { u32 sb_id = cp->status_blk_num; - u32 sb = BNX2_L2CTX_STATUSB_NUM(sb_id); + u32 sb = BNX2_L2CTX_L5_STATUSB_NUM(sb_id); cp->int_num = sb_id << BNX2_PCICFG_INT_ACK_CMD_INT_NUM_SHIFT; cnic_ctx_wr(dev, cp->kwq_cid_addr, L5_KRNLQ_HOST_QIDX, sb); diff --git a/drivers/net/davinci_emac.c b/drivers/net/davinci_emac.c index 65a2d0ba64e..f72c56dec33 100644 --- a/drivers/net/davinci_emac.c +++ b/drivers/net/davinci_emac.c @@ -333,6 +333,9 @@ static const char emac_version_string[] = "TI DaVinci EMAC Linux v6.1"; #define EMAC_DM646X_MAC_EOI_C0_RXEN (0x01) #define EMAC_DM646X_MAC_EOI_C0_TXEN (0x02) +/* EMAC Stats Clear Mask */ +#define EMAC_STATS_CLR_MASK (0xFFFFFFFF) + /** net_buf_obj: EMAC network bufferdata structure * * EMAC network buffer data structure @@ -2548,40 +2551,49 @@ static int emac_dev_stop(struct net_device *ndev) static struct net_device_stats *emac_dev_getnetstats(struct net_device *ndev) { struct emac_priv *priv = netdev_priv(ndev); + u32 mac_control; + u32 stats_clear_mask; /* update emac hardware stats and reset the registers*/ + mac_control = emac_read(EMAC_MACCONTROL); + + if (mac_control & EMAC_MACCONTROL_GMIIEN) + stats_clear_mask = EMAC_STATS_CLR_MASK; + else + stats_clear_mask = 0; + priv->net_dev_stats.multicast += emac_read(EMAC_RXMCASTFRAMES); - emac_write(EMAC_RXMCASTFRAMES, EMAC_ALL_MULTI_REG_VALUE); + emac_write(EMAC_RXMCASTFRAMES, stats_clear_mask); priv->net_dev_stats.collisions += (emac_read(EMAC_TXCOLLISION) + emac_read(EMAC_TXSINGLECOLL) + emac_read(EMAC_TXMULTICOLL)); - emac_write(EMAC_TXCOLLISION, EMAC_ALL_MULTI_REG_VALUE); - emac_write(EMAC_TXSINGLECOLL, EMAC_ALL_MULTI_REG_VALUE); - emac_write(EMAC_TXMULTICOLL, EMAC_ALL_MULTI_REG_VALUE); + emac_write(EMAC_TXCOLLISION, stats_clear_mask); + emac_write(EMAC_TXSINGLECOLL, stats_clear_mask); + emac_write(EMAC_TXMULTICOLL, stats_clear_mask); priv->net_dev_stats.rx_length_errors += (emac_read(EMAC_RXOVERSIZED) + emac_read(EMAC_RXJABBER) + emac_read(EMAC_RXUNDERSIZED)); - emac_write(EMAC_RXOVERSIZED, EMAC_ALL_MULTI_REG_VALUE); - emac_write(EMAC_RXJABBER, EMAC_ALL_MULTI_REG_VALUE); - emac_write(EMAC_RXUNDERSIZED, EMAC_ALL_MULTI_REG_VALUE); + emac_write(EMAC_RXOVERSIZED, stats_clear_mask); + emac_write(EMAC_RXJABBER, stats_clear_mask); + emac_write(EMAC_RXUNDERSIZED, stats_clear_mask); priv->net_dev_stats.rx_over_errors += (emac_read(EMAC_RXSOFOVERRUNS) + emac_read(EMAC_RXMOFOVERRUNS)); - emac_write(EMAC_RXSOFOVERRUNS, EMAC_ALL_MULTI_REG_VALUE); - emac_write(EMAC_RXMOFOVERRUNS, EMAC_ALL_MULTI_REG_VALUE); + emac_write(EMAC_RXSOFOVERRUNS, stats_clear_mask); + emac_write(EMAC_RXMOFOVERRUNS, stats_clear_mask); priv->net_dev_stats.rx_fifo_errors += emac_read(EMAC_RXDMAOVERRUNS); - emac_write(EMAC_RXDMAOVERRUNS, EMAC_ALL_MULTI_REG_VALUE); + emac_write(EMAC_RXDMAOVERRUNS, stats_clear_mask); priv->net_dev_stats.tx_carrier_errors += emac_read(EMAC_TXCARRIERSENSE); - emac_write(EMAC_TXCARRIERSENSE, EMAC_ALL_MULTI_REG_VALUE); + emac_write(EMAC_TXCARRIERSENSE, stats_clear_mask); priv->net_dev_stats.tx_fifo_errors = emac_read(EMAC_TXUNDERRUN); - emac_write(EMAC_TXUNDERRUN, EMAC_ALL_MULTI_REG_VALUE); + emac_write(EMAC_TXUNDERRUN, stats_clear_mask); return &priv->net_dev_stats; } diff --git a/drivers/net/dm9000.h b/drivers/net/dm9000.h index 80817c2edfb..fb1c924d79b 100644 --- a/drivers/net/dm9000.h +++ b/drivers/net/dm9000.h @@ -50,7 +50,7 @@ #define DM9000_RCSR 0x32 #define CHIPR_DM9000A 0x19 -#define CHIPR_DM9000B 0x1B +#define CHIPR_DM9000B 0x1A #define DM9000_MRCMDX 0xF0 #define DM9000_MRCMD 0xF2 diff --git a/drivers/net/e1000e/e1000.h b/drivers/net/e1000e/e1000.h index 981936c1fb4..405a144ebca 100644 --- a/drivers/net/e1000e/e1000.h +++ b/drivers/net/e1000e/e1000.h @@ -519,9 +519,13 @@ extern s32 e1000e_phy_force_speed_duplex_igp(struct e1000_hw *hw); extern s32 e1000e_get_cable_length_igp_2(struct e1000_hw *hw); extern s32 e1000e_get_phy_info_igp(struct e1000_hw *hw); extern s32 e1000e_read_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 *data); +extern s32 e1000e_read_phy_reg_igp_locked(struct e1000_hw *hw, u32 offset, + u16 *data); extern s32 e1000e_phy_hw_reset_generic(struct e1000_hw *hw); extern s32 e1000e_set_d3_lplu_state(struct e1000_hw *hw, bool active); extern s32 e1000e_write_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 data); +extern s32 e1000e_write_phy_reg_igp_locked(struct e1000_hw *hw, u32 offset, + u16 data); extern s32 e1000e_phy_sw_reset(struct e1000_hw *hw); extern s32 e1000e_phy_force_speed_duplex_m88(struct e1000_hw *hw); extern s32 e1000e_get_cfg_done(struct e1000_hw *hw); @@ -538,7 +542,11 @@ extern s32 e1000e_read_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 *data); extern s32 e1000e_write_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 data); extern void e1000e_phy_force_speed_duplex_setup(struct e1000_hw *hw, u16 *phy_ctrl); extern s32 e1000e_write_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 data); +extern s32 e1000e_write_kmrn_reg_locked(struct e1000_hw *hw, u32 offset, + u16 data); extern s32 e1000e_read_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 *data); +extern s32 e1000e_read_kmrn_reg_locked(struct e1000_hw *hw, u32 offset, + u16 *data); extern s32 e1000e_phy_has_link_generic(struct e1000_hw *hw, u32 iterations, u32 usec_interval, bool *success); extern s32 e1000e_phy_reset_dsp(struct e1000_hw *hw); @@ -546,7 +554,11 @@ extern s32 e1000e_read_phy_reg_mdic(struct e1000_hw *hw, u32 offset, u16 *data); extern s32 e1000e_write_phy_reg_mdic(struct e1000_hw *hw, u32 offset, u16 data); extern s32 e1000e_check_downshift(struct e1000_hw *hw); extern s32 e1000_read_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 *data); +extern s32 e1000_read_phy_reg_hv_locked(struct e1000_hw *hw, u32 offset, + u16 *data); extern s32 e1000_write_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 data); +extern s32 e1000_write_phy_reg_hv_locked(struct e1000_hw *hw, u32 offset, + u16 data); extern s32 e1000_set_mdio_slow_mode_hv(struct e1000_hw *hw, bool slow); extern s32 e1000_link_stall_workaround_hv(struct e1000_hw *hw); extern s32 e1000_copper_link_setup_82577(struct e1000_hw *hw); diff --git a/drivers/net/e1000e/hw.h b/drivers/net/e1000e/hw.h index fd44d9f9076..7b05cf47f7f 100644 --- a/drivers/net/e1000e/hw.h +++ b/drivers/net/e1000e/hw.h @@ -764,11 +764,13 @@ struct e1000_phy_operations { s32 (*get_cable_length)(struct e1000_hw *); s32 (*get_phy_info)(struct e1000_hw *); s32 (*read_phy_reg)(struct e1000_hw *, u32, u16 *); + s32 (*read_phy_reg_locked)(struct e1000_hw *, u32, u16 *); void (*release_phy)(struct e1000_hw *); s32 (*reset_phy)(struct e1000_hw *); s32 (*set_d0_lplu_state)(struct e1000_hw *, bool); s32 (*set_d3_lplu_state)(struct e1000_hw *, bool); s32 (*write_phy_reg)(struct e1000_hw *, u32, u16); + s32 (*write_phy_reg_locked)(struct e1000_hw *, u32, u16); s32 (*cfg_on_link_up)(struct e1000_hw *); }; diff --git a/drivers/net/e1000e/ich8lan.c b/drivers/net/e1000e/ich8lan.c index 99df2abf82a..b6388b9535f 100644 --- a/drivers/net/e1000e/ich8lan.c +++ b/drivers/net/e1000e/ich8lan.c @@ -122,6 +122,13 @@ #define HV_LED_CONFIG PHY_REG(768, 30) /* LED Configuration */ +#define SW_FLAG_TIMEOUT 1000 /* SW Semaphore flag timeout in milliseconds */ + +/* OEM Bits Phy Register */ +#define HV_OEM_BITS PHY_REG(768, 25) +#define HV_OEM_BITS_LPLU 0x0004 /* Low Power Link Up */ +#define HV_OEM_BITS_RESTART_AN 0x0400 /* Restart Auto-negotiation */ + /* ICH GbE Flash Hardware Sequencing Flash Status Register bit breakdown */ /* Offset 04h HSFSTS */ union ich8_hws_flash_status { @@ -200,6 +207,7 @@ static s32 e1000_setup_led_pchlan(struct e1000_hw *hw); static s32 e1000_cleanup_led_pchlan(struct e1000_hw *hw); static s32 e1000_led_on_pchlan(struct e1000_hw *hw); static s32 e1000_led_off_pchlan(struct e1000_hw *hw); +static s32 e1000_set_lplu_state_pchlan(struct e1000_hw *hw, bool active); static inline u16 __er16flash(struct e1000_hw *hw, unsigned long reg) { @@ -242,7 +250,11 @@ static s32 e1000_init_phy_params_pchlan(struct e1000_hw *hw) phy->ops.check_polarity = e1000_check_polarity_ife_ich8lan; phy->ops.read_phy_reg = e1000_read_phy_reg_hv; + phy->ops.read_phy_reg_locked = e1000_read_phy_reg_hv_locked; + phy->ops.set_d0_lplu_state = e1000_set_lplu_state_pchlan; + phy->ops.set_d3_lplu_state = e1000_set_lplu_state_pchlan; phy->ops.write_phy_reg = e1000_write_phy_reg_hv; + phy->ops.write_phy_reg_locked = e1000_write_phy_reg_hv_locked; phy->autoneg_mask = AUTONEG_ADVERTISE_SPEED_DEFAULT; phy->id = e1000_phy_unknown; @@ -303,6 +315,8 @@ static s32 e1000_init_phy_params_ich8lan(struct e1000_hw *hw) case IGP03E1000_E_PHY_ID: phy->type = e1000_phy_igp_3; phy->autoneg_mask = AUTONEG_ADVERTISE_SPEED_DEFAULT; + phy->ops.read_phy_reg_locked = e1000e_read_phy_reg_igp_locked; + phy->ops.write_phy_reg_locked = e1000e_write_phy_reg_igp_locked; break; case IFE_E_PHY_ID: case IFE_PLUS_E_PHY_ID: @@ -568,12 +582,39 @@ static s32 e1000_get_variants_ich8lan(struct e1000_adapter *adapter) static DEFINE_MUTEX(nvm_mutex); /** + * e1000_acquire_nvm_ich8lan - Acquire NVM mutex + * @hw: pointer to the HW structure + * + * Acquires the mutex for performing NVM operations. + **/ +static s32 e1000_acquire_nvm_ich8lan(struct e1000_hw *hw) +{ + mutex_lock(&nvm_mutex); + + return 0; +} + +/** + * e1000_release_nvm_ich8lan - Release NVM mutex + * @hw: pointer to the HW structure + * + * Releases the mutex used while performing NVM operations. + **/ +static void e1000_release_nvm_ich8lan(struct e1000_hw *hw) +{ + mutex_unlock(&nvm_mutex); + + return; +} + +static DEFINE_MUTEX(swflag_mutex); + +/** * e1000_acquire_swflag_ich8lan - Acquire software control flag * @hw: pointer to the HW structure * - * Acquires the software control flag for performing NVM and PHY - * operations. This is a function pointer entry point only called by - * read/write routines for the PHY and NVM parts. + * Acquires the software control flag for performing PHY and select + * MAC CSR accesses. **/ static s32 e1000_acquire_swflag_ich8lan(struct e1000_hw *hw) { @@ -582,7 +623,7 @@ static s32 e1000_acquire_swflag_ich8lan(struct e1000_hw *hw) might_sleep(); - mutex_lock(&nvm_mutex); + mutex_lock(&swflag_mutex); while (timeout) { extcnf_ctrl = er32(EXTCNF_CTRL); @@ -599,7 +640,7 @@ static s32 e1000_acquire_swflag_ich8lan(struct e1000_hw *hw) goto out; } - timeout = PHY_CFG_TIMEOUT * 2; + timeout = SW_FLAG_TIMEOUT; extcnf_ctrl |= E1000_EXTCNF_CTRL_SWFLAG; ew32(EXTCNF_CTRL, extcnf_ctrl); @@ -623,7 +664,7 @@ static s32 e1000_acquire_swflag_ich8lan(struct e1000_hw *hw) out: if (ret_val) - mutex_unlock(&nvm_mutex); + mutex_unlock(&swflag_mutex); return ret_val; } @@ -632,9 +673,8 @@ out: * e1000_release_swflag_ich8lan - Release software control flag * @hw: pointer to the HW structure * - * Releases the software control flag for performing NVM and PHY operations. - * This is a function pointer entry point only called by read/write - * routines for the PHY and NVM parts. + * Releases the software control flag for performing PHY and select + * MAC CSR accesses. **/ static void e1000_release_swflag_ich8lan(struct e1000_hw *hw) { @@ -644,7 +684,9 @@ static void e1000_release_swflag_ich8lan(struct e1000_hw *hw) extcnf_ctrl &= ~E1000_EXTCNF_CTRL_SWFLAG; ew32(EXTCNF_CTRL, extcnf_ctrl); - mutex_unlock(&nvm_mutex); + mutex_unlock(&swflag_mutex); + + return; } /** @@ -844,7 +886,7 @@ static s32 e1000_phy_hw_reset_ich8lan(struct e1000_hw *hw) u32 i; u32 data, cnf_size, cnf_base_addr, sw_cfg_mask; s32 ret_val; - u16 word_addr, reg_data, reg_addr, phy_page = 0; + u16 reg, word_addr, reg_data, reg_addr, phy_page = 0; ret_val = e1000e_phy_hw_reset_generic(hw); if (ret_val) @@ -859,6 +901,10 @@ static s32 e1000_phy_hw_reset_ich8lan(struct e1000_hw *hw) return ret_val; } + /* Dummy read to clear the phy wakeup bit after lcd reset */ + if (hw->mac.type == e1000_pchlan) + e1e_rphy(hw, BM_WUC, ®); + /* * Initialize the PHY from the NVM on ICH platforms. This * is needed due to an issue where the NVM configuration is @@ -1054,6 +1100,38 @@ static s32 e1000_check_polarity_ife_ich8lan(struct e1000_hw *hw) } /** + * e1000_set_lplu_state_pchlan - Set Low Power Link Up state + * @hw: pointer to the HW structure + * @active: true to enable LPLU, false to disable + * + * Sets the LPLU state according to the active flag. For PCH, if OEM write + * bit are disabled in the NVM, writing the LPLU bits in the MAC will not set + * the phy speed. This function will manually set the LPLU bit and restart + * auto-neg as hw would do. D3 and D0 LPLU will call the same function + * since it configures the same bit. + **/ +static s32 e1000_set_lplu_state_pchlan(struct e1000_hw *hw, bool active) +{ + s32 ret_val = 0; + u16 oem_reg; + + ret_val = e1e_rphy(hw, HV_OEM_BITS, &oem_reg); + if (ret_val) + goto out; + + if (active) + oem_reg |= HV_OEM_BITS_LPLU; + else + oem_reg &= ~HV_OEM_BITS_LPLU; + + oem_reg |= HV_OEM_BITS_RESTART_AN; + ret_val = e1e_wphy(hw, HV_OEM_BITS, oem_reg); + +out: + return ret_val; +} + +/** * e1000_set_d0_lplu_state_ich8lan - Set Low Power Linkup D0 state * @hw: pointer to the HW structure * @active: TRUE to enable LPLU, FALSE to disable @@ -1314,12 +1392,11 @@ static s32 e1000_read_nvm_ich8lan(struct e1000_hw *hw, u16 offset, u16 words, if ((offset >= nvm->word_size) || (words > nvm->word_size - offset) || (words == 0)) { hw_dbg(hw, "nvm parameter(s) out of bounds\n"); - return -E1000_ERR_NVM; + ret_val = -E1000_ERR_NVM; + goto out; } - ret_val = e1000_acquire_swflag_ich8lan(hw); - if (ret_val) - goto out; + nvm->ops.acquire_nvm(hw); ret_val = e1000_valid_nvm_bank_detect_ich8lan(hw, &bank); if (ret_val) { @@ -1345,7 +1422,7 @@ static s32 e1000_read_nvm_ich8lan(struct e1000_hw *hw, u16 offset, u16 words, } } - e1000_release_swflag_ich8lan(hw); + nvm->ops.release_nvm(hw); out: if (ret_val) @@ -1603,11 +1680,15 @@ static s32 e1000_write_nvm_ich8lan(struct e1000_hw *hw, u16 offset, u16 words, return -E1000_ERR_NVM; } + nvm->ops.acquire_nvm(hw); + for (i = 0; i < words; i++) { dev_spec->shadow_ram[offset+i].modified = 1; dev_spec->shadow_ram[offset+i].value = data[i]; } + nvm->ops.release_nvm(hw); + return 0; } @@ -1637,9 +1718,7 @@ static s32 e1000_update_nvm_checksum_ich8lan(struct e1000_hw *hw) if (nvm->type != e1000_nvm_flash_sw) goto out; - ret_val = e1000_acquire_swflag_ich8lan(hw); - if (ret_val) - goto out; + nvm->ops.acquire_nvm(hw); /* * We're writing to the opposite bank so if we're on bank 1, @@ -1657,7 +1736,7 @@ static s32 e1000_update_nvm_checksum_ich8lan(struct e1000_hw *hw) old_bank_offset = 0; ret_val = e1000_erase_flash_bank_ich8lan(hw, 1); if (ret_val) { - e1000_release_swflag_ich8lan(hw); + nvm->ops.release_nvm(hw); goto out; } } else { @@ -1665,7 +1744,7 @@ static s32 e1000_update_nvm_checksum_ich8lan(struct e1000_hw *hw) new_bank_offset = 0; ret_val = e1000_erase_flash_bank_ich8lan(hw, 0); if (ret_val) { - e1000_release_swflag_ich8lan(hw); + nvm->ops.release_nvm(hw); goto out; } } @@ -1723,7 +1802,7 @@ static s32 e1000_update_nvm_checksum_ich8lan(struct e1000_hw *hw) if (ret_val) { /* Possibly read-only, see e1000e_write_protect_nvm_ich8lan() */ hw_dbg(hw, "Flash commit failed.\n"); - e1000_release_swflag_ich8lan(hw); + nvm->ops.release_nvm(hw); goto out; } @@ -1736,7 +1815,7 @@ static s32 e1000_update_nvm_checksum_ich8lan(struct e1000_hw *hw) act_offset = new_bank_offset + E1000_ICH_NVM_SIG_WORD; ret_val = e1000_read_flash_word_ich8lan(hw, act_offset, &data); if (ret_val) { - e1000_release_swflag_ich8lan(hw); + nvm->ops.release_nvm(hw); goto out; } data &= 0xBFFF; @@ -1744,7 +1823,7 @@ static s32 e1000_update_nvm_checksum_ich8lan(struct e1000_hw *hw) act_offset * 2 + 1, (u8)(data >> 8)); if (ret_val) { - e1000_release_swflag_ich8lan(hw); + nvm->ops.release_nvm(hw); goto out; } @@ -1757,7 +1836,7 @@ static s32 e1000_update_nvm_checksum_ich8lan(struct e1000_hw *hw) act_offset = (old_bank_offset + E1000_ICH_NVM_SIG_WORD) * 2 + 1; ret_val = e1000_retry_write_flash_byte_ich8lan(hw, act_offset, 0); if (ret_val) { - e1000_release_swflag_ich8lan(hw); + nvm->ops.release_nvm(hw); goto out; } @@ -1767,7 +1846,7 @@ static s32 e1000_update_nvm_checksum_ich8lan(struct e1000_hw *hw) dev_spec->shadow_ram[i].value = 0xFFFF; } - e1000_release_swflag_ich8lan(hw); + nvm->ops.release_nvm(hw); /* * Reload the EEPROM, or else modifications will not appear @@ -1831,14 +1910,12 @@ static s32 e1000_validate_nvm_checksum_ich8lan(struct e1000_hw *hw) **/ void e1000e_write_protect_nvm_ich8lan(struct e1000_hw *hw) { + struct e1000_nvm_info *nvm = &hw->nvm; union ich8_flash_protected_range pr0; union ich8_hws_flash_status hsfsts; u32 gfpreg; - s32 ret_val; - ret_val = e1000_acquire_swflag_ich8lan(hw); - if (ret_val) - return; + nvm->ops.acquire_nvm(hw); gfpreg = er32flash(ICH_FLASH_GFPREG); @@ -1859,7 +1936,7 @@ void e1000e_write_protect_nvm_ich8lan(struct e1000_hw *hw) hsfsts.hsf_status.flockdn = true; ew32flash(ICH_FLASH_HSFSTS, hsfsts.regval); - e1000_release_swflag_ich8lan(hw); + nvm->ops.release_nvm(hw); } /** @@ -2229,6 +2306,7 @@ static s32 e1000_get_bus_info_ich8lan(struct e1000_hw *hw) **/ static s32 e1000_reset_hw_ich8lan(struct e1000_hw *hw) { + u16 reg; u32 ctrl, icr, kab; s32 ret_val; @@ -2304,6 +2382,9 @@ static s32 e1000_reset_hw_ich8lan(struct e1000_hw *hw) hw_dbg(hw, "Auto Read Done did not complete\n"); } } + /* Dummy read to clear the phy wakeup bit after lcd reset */ + if (hw->mac.type == e1000_pchlan) + e1e_rphy(hw, BM_WUC, ®); /* * For PCH, this write will make sure that any noise @@ -2843,9 +2924,8 @@ void e1000e_disable_gig_wol_ich8lan(struct e1000_hw *hw) E1000_PHY_CTRL_GBE_DISABLE; ew32(PHY_CTRL, phy_ctrl); - /* Workaround SWFLAG unexpectedly set during S0->Sx */ if (hw->mac.type == e1000_pchlan) - udelay(500); + e1000_phy_hw_reset_ich8lan(hw); default: break; } @@ -3113,9 +3193,9 @@ static struct e1000_phy_operations ich8_phy_ops = { }; static struct e1000_nvm_operations ich8_nvm_ops = { - .acquire_nvm = e1000_acquire_swflag_ich8lan, + .acquire_nvm = e1000_acquire_nvm_ich8lan, .read_nvm = e1000_read_nvm_ich8lan, - .release_nvm = e1000_release_swflag_ich8lan, + .release_nvm = e1000_release_nvm_ich8lan, .update_nvm = e1000_update_nvm_checksum_ich8lan, .valid_led_default = e1000_valid_led_default_ich8lan, .validate_nvm = e1000_validate_nvm_checksum_ich8lan, diff --git a/drivers/net/e1000e/phy.c b/drivers/net/e1000e/phy.c index 994401fd066..f9d33ab05e9 100644 --- a/drivers/net/e1000e/phy.c +++ b/drivers/net/e1000e/phy.c @@ -164,16 +164,25 @@ s32 e1000e_get_phy_id(struct e1000_hw *hw) * MDIC mode. No harm in trying again in this case since * the PHY ID is unknown at this point anyway */ + ret_val = phy->ops.acquire_phy(hw); + if (ret_val) + goto out; ret_val = e1000_set_mdio_slow_mode_hv(hw, true); if (ret_val) goto out; + phy->ops.release_phy(hw); retry_count++; } out: /* Revert to MDIO fast mode, if applicable */ - if (retry_count) + if (retry_count) { + ret_val = phy->ops.acquire_phy(hw); + if (ret_val) + return ret_val; ret_val = e1000_set_mdio_slow_mode_hv(hw, false); + phy->ops.release_phy(hw); + } return ret_val; } @@ -354,94 +363,173 @@ s32 e1000e_write_phy_reg_m88(struct e1000_hw *hw, u32 offset, u16 data) } /** - * e1000e_read_phy_reg_igp - Read igp PHY register + * __e1000e_read_phy_reg_igp - Read igp PHY register * @hw: pointer to the HW structure * @offset: register offset to be read * @data: pointer to the read data + * @locked: semaphore has already been acquired or not * * Acquires semaphore, if necessary, then reads the PHY register at offset - * and storing the retrieved information in data. Release any acquired + * and stores the retrieved information in data. Release any acquired * semaphores before exiting. **/ -s32 e1000e_read_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 *data) +static s32 __e1000e_read_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 *data, + bool locked) { - s32 ret_val; + s32 ret_val = 0; - ret_val = hw->phy.ops.acquire_phy(hw); - if (ret_val) - return ret_val; + if (!locked) { + if (!(hw->phy.ops.acquire_phy)) + goto out; + + ret_val = hw->phy.ops.acquire_phy(hw); + if (ret_val) + goto out; + } if (offset > MAX_PHY_MULTI_PAGE_REG) { ret_val = e1000e_write_phy_reg_mdic(hw, IGP01E1000_PHY_PAGE_SELECT, (u16)offset); - if (ret_val) { - hw->phy.ops.release_phy(hw); - return ret_val; - } + if (ret_val) + goto release; } ret_val = e1000e_read_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & offset, - data); - - hw->phy.ops.release_phy(hw); + data); +release: + if (!locked) + hw->phy.ops.release_phy(hw); +out: return ret_val; } /** + * e1000e_read_phy_reg_igp - Read igp PHY register + * @hw: pointer to the HW structure + * @offset: register offset to be read + * @data: pointer to the read data + * + * Acquires semaphore then reads the PHY register at offset and stores the + * retrieved information in data. + * Release the acquired semaphore before exiting. + **/ +s32 e1000e_read_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 *data) +{ + return __e1000e_read_phy_reg_igp(hw, offset, data, false); +} + +/** + * e1000e_read_phy_reg_igp_locked - Read igp PHY register + * @hw: pointer to the HW structure + * @offset: register offset to be read + * @data: pointer to the read data + * + * Reads the PHY register at offset and stores the retrieved information + * in data. Assumes semaphore already acquired. + **/ +s32 e1000e_read_phy_reg_igp_locked(struct e1000_hw *hw, u32 offset, u16 *data) +{ + return __e1000e_read_phy_reg_igp(hw, offset, data, true); +} + +/** * e1000e_write_phy_reg_igp - Write igp PHY register * @hw: pointer to the HW structure * @offset: register offset to write to * @data: data to write at register offset + * @locked: semaphore has already been acquired or not * * Acquires semaphore, if necessary, then writes the data to PHY register * at the offset. Release any acquired semaphores before exiting. **/ -s32 e1000e_write_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 data) +static s32 __e1000e_write_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 data, + bool locked) { - s32 ret_val; + s32 ret_val = 0; - ret_val = hw->phy.ops.acquire_phy(hw); - if (ret_val) - return ret_val; + if (!locked) { + if (!(hw->phy.ops.acquire_phy)) + goto out; + + ret_val = hw->phy.ops.acquire_phy(hw); + if (ret_val) + goto out; + } if (offset > MAX_PHY_MULTI_PAGE_REG) { ret_val = e1000e_write_phy_reg_mdic(hw, IGP01E1000_PHY_PAGE_SELECT, (u16)offset); - if (ret_val) { - hw->phy.ops.release_phy(hw); - return ret_val; - } + if (ret_val) + goto release; } ret_val = e1000e_write_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & offset, data); - hw->phy.ops.release_phy(hw); +release: + if (!locked) + hw->phy.ops.release_phy(hw); +out: return ret_val; } /** - * e1000e_read_kmrn_reg - Read kumeran register + * e1000e_write_phy_reg_igp - Write igp PHY register + * @hw: pointer to the HW structure + * @offset: register offset to write to + * @data: data to write at register offset + * + * Acquires semaphore then writes the data to PHY register + * at the offset. Release any acquired semaphores before exiting. + **/ +s32 e1000e_write_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 data) +{ + return __e1000e_write_phy_reg_igp(hw, offset, data, false); +} + +/** + * e1000e_write_phy_reg_igp_locked - Write igp PHY register + * @hw: pointer to the HW structure + * @offset: register offset to write to + * @data: data to write at register offset + * + * Writes the data to PHY register at the offset. + * Assumes semaphore already acquired. + **/ +s32 e1000e_write_phy_reg_igp_locked(struct e1000_hw *hw, u32 offset, u16 data) +{ + return __e1000e_write_phy_reg_igp(hw, offset, data, true); +} + +/** + * __e1000_read_kmrn_reg - Read kumeran register * @hw: pointer to the HW structure * @offset: register offset to be read * @data: pointer to the read data + * @locked: semaphore has already been acquired or not * * Acquires semaphore, if necessary. Then reads the PHY register at offset * using the kumeran interface. The information retrieved is stored in data. * Release any acquired semaphores before exiting. **/ -s32 e1000e_read_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 *data) +static s32 __e1000_read_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 *data, + bool locked) { u32 kmrnctrlsta; - s32 ret_val; + s32 ret_val = 0; - ret_val = hw->phy.ops.acquire_phy(hw); - if (ret_val) - return ret_val; + if (!locked) { + if (!(hw->phy.ops.acquire_phy)) + goto out; + + ret_val = hw->phy.ops.acquire_phy(hw); + if (ret_val) + goto out; + } kmrnctrlsta = ((offset << E1000_KMRNCTRLSTA_OFFSET_SHIFT) & E1000_KMRNCTRLSTA_OFFSET) | E1000_KMRNCTRLSTA_REN; @@ -452,41 +540,111 @@ s32 e1000e_read_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 *data) kmrnctrlsta = er32(KMRNCTRLSTA); *data = (u16)kmrnctrlsta; - hw->phy.ops.release_phy(hw); + if (!locked) + hw->phy.ops.release_phy(hw); +out: return ret_val; } /** - * e1000e_write_kmrn_reg - Write kumeran register + * e1000e_read_kmrn_reg - Read kumeran register + * @hw: pointer to the HW structure + * @offset: register offset to be read + * @data: pointer to the read data + * + * Acquires semaphore then reads the PHY register at offset using the + * kumeran interface. The information retrieved is stored in data. + * Release the acquired semaphore before exiting. + **/ +s32 e1000e_read_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 *data) +{ + return __e1000_read_kmrn_reg(hw, offset, data, false); +} + +/** + * e1000_read_kmrn_reg_locked - Read kumeran register + * @hw: pointer to the HW structure + * @offset: register offset to be read + * @data: pointer to the read data + * + * Reads the PHY register at offset using the kumeran interface. The + * information retrieved is stored in data. + * Assumes semaphore already acquired. + **/ +s32 e1000_read_kmrn_reg_locked(struct e1000_hw *hw, u32 offset, u16 *data) +{ + return __e1000_read_kmrn_reg(hw, offset, data, true); +} + +/** + * __e1000_write_kmrn_reg - Write kumeran register * @hw: pointer to the HW structure * @offset: register offset to write to * @data: data to write at register offset + * @locked: semaphore has already been acquired or not * * Acquires semaphore, if necessary. Then write the data to PHY register * at the offset using the kumeran interface. Release any acquired semaphores * before exiting. **/ -s32 e1000e_write_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 data) +static s32 __e1000_write_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 data, + bool locked) { u32 kmrnctrlsta; - s32 ret_val; + s32 ret_val = 0; - ret_val = hw->phy.ops.acquire_phy(hw); - if (ret_val) - return ret_val; + if (!locked) { + if (!(hw->phy.ops.acquire_phy)) + goto out; + + ret_val = hw->phy.ops.acquire_phy(hw); + if (ret_val) + goto out; + } kmrnctrlsta = ((offset << E1000_KMRNCTRLSTA_OFFSET_SHIFT) & E1000_KMRNCTRLSTA_OFFSET) | data; ew32(KMRNCTRLSTA, kmrnctrlsta); udelay(2); - hw->phy.ops.release_phy(hw); + if (!locked) + hw->phy.ops.release_phy(hw); + +out: return ret_val; } /** + * e1000e_write_kmrn_reg - Write kumeran register + * @hw: pointer to the HW structure + * @offset: register offset to write to + * @data: data to write at register offset + * + * Acquires semaphore then writes the data to the PHY register at the offset + * using the kumeran interface. Release the acquired semaphore before exiting. + **/ +s32 e1000e_write_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 data) +{ + return __e1000_write_kmrn_reg(hw, offset, data, false); +} + +/** + * e1000_write_kmrn_reg_locked - Write kumeran register + * @hw: pointer to the HW structure + * @offset: register offset to write to + * @data: data to write at register offset + * + * Write the data to PHY register at the offset using the kumeran interface. + * Assumes semaphore already acquired. + **/ +s32 e1000_write_kmrn_reg_locked(struct e1000_hw *hw, u32 offset, u16 data) +{ + return __e1000_write_kmrn_reg(hw, offset, data, true); +} + +/** * e1000_copper_link_setup_82577 - Setup 82577 PHY for copper link * @hw: pointer to the HW structure * @@ -2105,6 +2263,10 @@ s32 e1000e_write_phy_reg_bm(struct e1000_hw *hw, u32 offset, u16 data) u32 page = offset >> IGP_PAGE_SHIFT; u32 page_shift = 0; + ret_val = hw->phy.ops.acquire_phy(hw); + if (ret_val) + return ret_val; + /* Page 800 works differently than the rest so it has its own func */ if (page == BM_WUC_PAGE) { ret_val = e1000_access_phy_wakeup_reg_bm(hw, offset, &data, @@ -2112,10 +2274,6 @@ s32 e1000e_write_phy_reg_bm(struct e1000_hw *hw, u32 offset, u16 data) goto out; } - ret_val = hw->phy.ops.acquire_phy(hw); - if (ret_val) - goto out; - hw->phy.addr = e1000_get_phy_addr_for_bm_page(page, offset); if (offset > MAX_PHY_MULTI_PAGE_REG) { @@ -2135,18 +2293,15 @@ s32 e1000e_write_phy_reg_bm(struct e1000_hw *hw, u32 offset, u16 data) /* Page is shifted left, PHY expects (page x 32) */ ret_val = e1000e_write_phy_reg_mdic(hw, page_select, (page << page_shift)); - if (ret_val) { - hw->phy.ops.release_phy(hw); + if (ret_val) goto out; - } } ret_val = e1000e_write_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & offset, data); - hw->phy.ops.release_phy(hw); - out: + hw->phy.ops.release_phy(hw); return ret_val; } @@ -2167,6 +2322,10 @@ s32 e1000e_read_phy_reg_bm(struct e1000_hw *hw, u32 offset, u16 *data) u32 page = offset >> IGP_PAGE_SHIFT; u32 page_shift = 0; + ret_val = hw->phy.ops.acquire_phy(hw); + if (ret_val) + return ret_val; + /* Page 800 works differently than the rest so it has its own func */ if (page == BM_WUC_PAGE) { ret_val = e1000_access_phy_wakeup_reg_bm(hw, offset, data, @@ -2174,10 +2333,6 @@ s32 e1000e_read_phy_reg_bm(struct e1000_hw *hw, u32 offset, u16 *data) goto out; } - ret_val = hw->phy.ops.acquire_phy(hw); - if (ret_val) - goto out; - hw->phy.addr = e1000_get_phy_addr_for_bm_page(page, offset); if (offset > MAX_PHY_MULTI_PAGE_REG) { @@ -2197,17 +2352,14 @@ s32 e1000e_read_phy_reg_bm(struct e1000_hw *hw, u32 offset, u16 *data) /* Page is shifted left, PHY expects (page x 32) */ ret_val = e1000e_write_phy_reg_mdic(hw, page_select, (page << page_shift)); - if (ret_val) { - hw->phy.ops.release_phy(hw); + if (ret_val) goto out; - } } ret_val = e1000e_read_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & offset, data); - hw->phy.ops.release_phy(hw); - out: + hw->phy.ops.release_phy(hw); return ret_val; } @@ -2226,17 +2378,17 @@ s32 e1000e_read_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 *data) s32 ret_val; u16 page = (u16)(offset >> IGP_PAGE_SHIFT); + ret_val = hw->phy.ops.acquire_phy(hw); + if (ret_val) + return ret_val; + /* Page 800 works differently than the rest so it has its own func */ if (page == BM_WUC_PAGE) { ret_val = e1000_access_phy_wakeup_reg_bm(hw, offset, data, true); - return ret_val; + goto out; } - ret_val = hw->phy.ops.acquire_phy(hw); - if (ret_val) - return ret_val; - hw->phy.addr = 1; if (offset > MAX_PHY_MULTI_PAGE_REG) { @@ -2245,16 +2397,14 @@ s32 e1000e_read_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 *data) ret_val = e1000e_write_phy_reg_mdic(hw, BM_PHY_PAGE_SELECT, page); - if (ret_val) { - hw->phy.ops.release_phy(hw); - return ret_val; - } + if (ret_val) + goto out; } ret_val = e1000e_read_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & offset, data); +out: hw->phy.ops.release_phy(hw); - return ret_val; } @@ -2272,17 +2422,17 @@ s32 e1000e_write_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 data) s32 ret_val; u16 page = (u16)(offset >> IGP_PAGE_SHIFT); + ret_val = hw->phy.ops.acquire_phy(hw); + if (ret_val) + return ret_val; + /* Page 800 works differently than the rest so it has its own func */ if (page == BM_WUC_PAGE) { ret_val = e1000_access_phy_wakeup_reg_bm(hw, offset, &data, false); - return ret_val; + goto out; } - ret_val = hw->phy.ops.acquire_phy(hw); - if (ret_val) - return ret_val; - hw->phy.addr = 1; if (offset > MAX_PHY_MULTI_PAGE_REG) { @@ -2290,17 +2440,15 @@ s32 e1000e_write_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 data) ret_val = e1000e_write_phy_reg_mdic(hw, BM_PHY_PAGE_SELECT, page); - if (ret_val) { - hw->phy.ops.release_phy(hw); - return ret_val; - } + if (ret_val) + goto out; } ret_val = e1000e_write_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & offset, data); +out: hw->phy.ops.release_phy(hw); - return ret_val; } @@ -2320,6 +2468,8 @@ s32 e1000e_write_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 data) * 3) Write the address using the address opcode (0x11) * 4) Read or write the data using the data opcode (0x12) * 5) Restore 769_17.2 to its original value + * + * Assumes semaphore already acquired. **/ static s32 e1000_access_phy_wakeup_reg_bm(struct e1000_hw *hw, u32 offset, u16 *data, bool read) @@ -2327,20 +2477,12 @@ static s32 e1000_access_phy_wakeup_reg_bm(struct e1000_hw *hw, u32 offset, s32 ret_val; u16 reg = BM_PHY_REG_NUM(offset); u16 phy_reg = 0; - u8 phy_acquired = 1; - /* Gig must be disabled for MDIO accesses to page 800 */ if ((hw->mac.type == e1000_pchlan) && (!(er32(PHY_CTRL) & E1000_PHY_CTRL_GBE_DISABLE))) hw_dbg(hw, "Attempting to access page 800 while gig enabled\n"); - ret_val = hw->phy.ops.acquire_phy(hw); - if (ret_val) { - phy_acquired = 0; - goto out; - } - /* All operations in this function are phy address 1 */ hw->phy.addr = 1; @@ -2397,8 +2539,6 @@ static s32 e1000_access_phy_wakeup_reg_bm(struct e1000_hw *hw, u32 offset, ret_val = e1000e_write_phy_reg_mdic(hw, BM_WUC_ENABLE_REG, phy_reg); out: - if (phy_acquired == 1) - hw->phy.ops.release_phy(hw); return ret_val; } @@ -2439,52 +2579,63 @@ static s32 e1000_set_d0_lplu_state(struct e1000_hw *hw, bool active) return 0; } +/** + * e1000_set_mdio_slow_mode_hv - Set slow MDIO access mode + * @hw: pointer to the HW structure + * @slow: true for slow mode, false for normal mode + * + * Assumes semaphore already acquired. + **/ s32 e1000_set_mdio_slow_mode_hv(struct e1000_hw *hw, bool slow) { s32 ret_val = 0; u16 data = 0; - ret_val = hw->phy.ops.acquire_phy(hw); - if (ret_val) - return ret_val; - /* Set MDIO mode - page 769, register 16: 0x2580==slow, 0x2180==fast */ hw->phy.addr = 1; ret_val = e1000e_write_phy_reg_mdic(hw, IGP01E1000_PHY_PAGE_SELECT, (BM_PORT_CTRL_PAGE << IGP_PAGE_SHIFT)); - if (ret_val) { - hw->phy.ops.release_phy(hw); - return ret_val; - } + if (ret_val) + goto out; + ret_val = e1000e_write_phy_reg_mdic(hw, BM_CS_CTRL1, (0x2180 | (slow << 10))); + if (ret_val) + goto out; /* dummy read when reverting to fast mode - throw away result */ if (!slow) - e1000e_read_phy_reg_mdic(hw, BM_CS_CTRL1, &data); - - hw->phy.ops.release_phy(hw); + ret_val = e1000e_read_phy_reg_mdic(hw, BM_CS_CTRL1, &data); +out: return ret_val; } /** - * e1000_read_phy_reg_hv - Read HV PHY register + * __e1000_read_phy_reg_hv - Read HV PHY register * @hw: pointer to the HW structure * @offset: register offset to be read * @data: pointer to the read data + * @locked: semaphore has already been acquired or not * * Acquires semaphore, if necessary, then reads the PHY register at offset - * and storing the retrieved information in data. Release any acquired + * and stores the retrieved information in data. Release any acquired * semaphore before exiting. **/ -s32 e1000_read_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 *data) +static s32 __e1000_read_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 *data, + bool locked) { s32 ret_val; u16 page = BM_PHY_REG_PAGE(offset); u16 reg = BM_PHY_REG_NUM(offset); bool in_slow_mode = false; + if (!locked) { + ret_val = hw->phy.ops.acquire_phy(hw); + if (ret_val) + return ret_val; + } + /* Workaround failure in MDIO access while cable is disconnected */ if ((hw->phy.type == e1000_phy_82577) && !(er32(STATUS) & E1000_STATUS_LU)) { @@ -2508,10 +2659,6 @@ s32 e1000_read_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 *data) goto out; } - ret_val = hw->phy.ops.acquire_phy(hw); - if (ret_val) - goto out; - hw->phy.addr = e1000_get_phy_addr_for_hv_page(page); if (page == HV_INTC_FC_PAGE_START) @@ -2529,42 +2676,76 @@ s32 e1000_read_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 *data) ret_val = e1000e_write_phy_reg_mdic(hw, IGP01E1000_PHY_PAGE_SELECT, (page << IGP_PAGE_SHIFT)); - if (ret_val) { - hw->phy.ops.release_phy(hw); - goto out; - } hw->phy.addr = phy_addr; } } ret_val = e1000e_read_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & reg, data); - hw->phy.ops.release_phy(hw); - out: /* Revert to MDIO fast mode, if applicable */ if ((hw->phy.type == e1000_phy_82577) && in_slow_mode) ret_val = e1000_set_mdio_slow_mode_hv(hw, false); + if (!locked) + hw->phy.ops.release_phy(hw); + return ret_val; } /** - * e1000_write_phy_reg_hv - Write HV PHY register + * e1000_read_phy_reg_hv - Read HV PHY register + * @hw: pointer to the HW structure + * @offset: register offset to be read + * @data: pointer to the read data + * + * Acquires semaphore then reads the PHY register at offset and stores + * the retrieved information in data. Release the acquired semaphore + * before exiting. + **/ +s32 e1000_read_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 *data) +{ + return __e1000_read_phy_reg_hv(hw, offset, data, false); +} + +/** + * e1000_read_phy_reg_hv_locked - Read HV PHY register + * @hw: pointer to the HW structure + * @offset: register offset to be read + * @data: pointer to the read data + * + * Reads the PHY register at offset and stores the retrieved information + * in data. Assumes semaphore already acquired. + **/ +s32 e1000_read_phy_reg_hv_locked(struct e1000_hw *hw, u32 offset, u16 *data) +{ + return __e1000_read_phy_reg_hv(hw, offset, data, true); +} + +/** + * __e1000_write_phy_reg_hv - Write HV PHY register * @hw: pointer to the HW structure * @offset: register offset to write to * @data: data to write at register offset + * @locked: semaphore has already been acquired or not * * Acquires semaphore, if necessary, then writes the data to PHY register * at the offset. Release any acquired semaphores before exiting. **/ -s32 e1000_write_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 data) +static s32 __e1000_write_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 data, + bool locked) { s32 ret_val; u16 page = BM_PHY_REG_PAGE(offset); u16 reg = BM_PHY_REG_NUM(offset); bool in_slow_mode = false; + if (!locked) { + ret_val = hw->phy.ops.acquire_phy(hw); + if (ret_val) + return ret_val; + } + /* Workaround failure in MDIO access while cable is disconnected */ if ((hw->phy.type == e1000_phy_82577) && !(er32(STATUS) & E1000_STATUS_LU)) { @@ -2588,10 +2769,6 @@ s32 e1000_write_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 data) goto out; } - ret_val = hw->phy.ops.acquire_phy(hw); - if (ret_val) - goto out; - hw->phy.addr = e1000_get_phy_addr_for_hv_page(page); if (page == HV_INTC_FC_PAGE_START) @@ -2607,15 +2784,10 @@ s32 e1000_write_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 data) ((MAX_PHY_REG_ADDRESS & reg) == 0) && (data & (1 << 11))) { u16 data2 = 0x7EFF; - hw->phy.ops.release_phy(hw); ret_val = e1000_access_phy_debug_regs_hv(hw, (1 << 6) | 0x3, &data2, false); if (ret_val) goto out; - - ret_val = hw->phy.ops.acquire_phy(hw); - if (ret_val) - goto out; } if (reg > MAX_PHY_MULTI_PAGE_REG) { @@ -2630,27 +2802,53 @@ s32 e1000_write_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 data) ret_val = e1000e_write_phy_reg_mdic(hw, IGP01E1000_PHY_PAGE_SELECT, (page << IGP_PAGE_SHIFT)); - if (ret_val) { - hw->phy.ops.release_phy(hw); - goto out; - } hw->phy.addr = phy_addr; } } ret_val = e1000e_write_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & reg, data); - hw->phy.ops.release_phy(hw); out: /* Revert to MDIO fast mode, if applicable */ if ((hw->phy.type == e1000_phy_82577) && in_slow_mode) ret_val = e1000_set_mdio_slow_mode_hv(hw, false); + if (!locked) + hw->phy.ops.release_phy(hw); + return ret_val; } /** + * e1000_write_phy_reg_hv - Write HV PHY register + * @hw: pointer to the HW structure + * @offset: register offset to write to + * @data: data to write at register offset + * + * Acquires semaphore then writes the data to PHY register at the offset. + * Release the acquired semaphores before exiting. + **/ +s32 e1000_write_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 data) +{ + return __e1000_write_phy_reg_hv(hw, offset, data, false); +} + +/** + * e1000_write_phy_reg_hv_locked - Write HV PHY register + * @hw: pointer to the HW structure + * @offset: register offset to write to + * @data: data to write at register offset + * + * Writes the data to PHY register at the offset. Assumes semaphore + * already acquired. + **/ +s32 e1000_write_phy_reg_hv_locked(struct e1000_hw *hw, u32 offset, u16 data) +{ + return __e1000_write_phy_reg_hv(hw, offset, data, true); +} + +/** * e1000_get_phy_addr_for_hv_page - Get PHY adrress based on page * @page: page to be accessed **/ @@ -2671,10 +2869,9 @@ static u32 e1000_get_phy_addr_for_hv_page(u32 page) * @data: pointer to the data to be read or written * @read: determines if operation is read or written * - * Acquires semaphore, if necessary, then reads the PHY register at offset - * and storing the retreived information in data. Release any acquired - * semaphores before exiting. Note that the procedure to read these regs - * uses the address port and data port to read/write. + * Reads the PHY register at offset and stores the retreived information + * in data. Assumes semaphore already acquired. Note that the procedure + * to read these regs uses the address port and data port to read/write. **/ static s32 e1000_access_phy_debug_regs_hv(struct e1000_hw *hw, u32 offset, u16 *data, bool read) @@ -2682,20 +2879,12 @@ static s32 e1000_access_phy_debug_regs_hv(struct e1000_hw *hw, u32 offset, s32 ret_val; u32 addr_reg = 0; u32 data_reg = 0; - u8 phy_acquired = 1; /* This takes care of the difference with desktop vs mobile phy */ addr_reg = (hw->phy.type == e1000_phy_82578) ? I82578_ADDR_REG : I82577_ADDR_REG; data_reg = addr_reg + 1; - ret_val = hw->phy.ops.acquire_phy(hw); - if (ret_val) { - hw_dbg(hw, "Could not acquire PHY\n"); - phy_acquired = 0; - goto out; - } - /* All operations in this function are phy address 2 */ hw->phy.addr = 2; @@ -2718,8 +2907,6 @@ static s32 e1000_access_phy_debug_regs_hv(struct e1000_hw *hw, u32 offset, } out: - if (phy_acquired == 1) - hw->phy.ops.release_phy(hw); return ret_val; } diff --git a/drivers/net/ethoc.c b/drivers/net/ethoc.c index 96f5b2a2d2c..f7d9ac8324c 100644 --- a/drivers/net/ethoc.c +++ b/drivers/net/ethoc.c @@ -223,24 +223,25 @@ struct ethoc_bd { u32 addr; }; -static u32 ethoc_read(struct ethoc *dev, loff_t offset) +static inline u32 ethoc_read(struct ethoc *dev, loff_t offset) { return ioread32(dev->iobase + offset); } -static void ethoc_write(struct ethoc *dev, loff_t offset, u32 data) +static inline void ethoc_write(struct ethoc *dev, loff_t offset, u32 data) { iowrite32(data, dev->iobase + offset); } -static void ethoc_read_bd(struct ethoc *dev, int index, struct ethoc_bd *bd) +static inline void ethoc_read_bd(struct ethoc *dev, int index, + struct ethoc_bd *bd) { loff_t offset = ETHOC_BD_BASE + (index * sizeof(struct ethoc_bd)); bd->stat = ethoc_read(dev, offset + 0); bd->addr = ethoc_read(dev, offset + 4); } -static void ethoc_write_bd(struct ethoc *dev, int index, +static inline void ethoc_write_bd(struct ethoc *dev, int index, const struct ethoc_bd *bd) { loff_t offset = ETHOC_BD_BASE + (index * sizeof(struct ethoc_bd)); @@ -248,33 +249,33 @@ static void ethoc_write_bd(struct ethoc *dev, int index, ethoc_write(dev, offset + 4, bd->addr); } -static void ethoc_enable_irq(struct ethoc *dev, u32 mask) +static inline void ethoc_enable_irq(struct ethoc *dev, u32 mask) { u32 imask = ethoc_read(dev, INT_MASK); imask |= mask; ethoc_write(dev, INT_MASK, imask); } -static void ethoc_disable_irq(struct ethoc *dev, u32 mask) +static inline void ethoc_disable_irq(struct ethoc *dev, u32 mask) { u32 imask = ethoc_read(dev, INT_MASK); imask &= ~mask; ethoc_write(dev, INT_MASK, imask); } -static void ethoc_ack_irq(struct ethoc *dev, u32 mask) +static inline void ethoc_ack_irq(struct ethoc *dev, u32 mask) { ethoc_write(dev, INT_SOURCE, mask); } -static void ethoc_enable_rx_and_tx(struct ethoc *dev) +static inline void ethoc_enable_rx_and_tx(struct ethoc *dev) { u32 mode = ethoc_read(dev, MODER); mode |= MODER_RXEN | MODER_TXEN; ethoc_write(dev, MODER, mode); } -static void ethoc_disable_rx_and_tx(struct ethoc *dev) +static inline void ethoc_disable_rx_and_tx(struct ethoc *dev) { u32 mode = ethoc_read(dev, MODER); mode &= ~(MODER_RXEN | MODER_TXEN); @@ -508,7 +509,7 @@ static irqreturn_t ethoc_interrupt(int irq, void *dev_id) return IRQ_NONE; } - ethoc_ack_irq(priv, INT_MASK_ALL); + ethoc_ack_irq(priv, pending); if (pending & INT_MASK_BUSY) { dev_err(&dev->dev, "packet dropped\n"); @@ -664,7 +665,8 @@ static int ethoc_open(struct net_device *dev) return ret; /* calculate the number of TX/RX buffers, maximum 128 supported */ - num_bd = min(128, (dev->mem_end - dev->mem_start + 1) / ETHOC_BUFSIZ); + num_bd = min_t(unsigned int, + 128, (dev->mem_end - dev->mem_start + 1) / ETHOC_BUFSIZ); priv->num_tx = max(min_tx, num_bd / 4); priv->num_rx = num_bd - priv->num_tx; ethoc_write(priv, TX_BD_NUM, priv->num_tx); diff --git a/drivers/net/fec.c b/drivers/net/fec.c index 29234380e6c..16a1d58419d 100644 --- a/drivers/net/fec.c +++ b/drivers/net/fec.c @@ -1654,7 +1654,7 @@ static const struct net_device_ops fec_netdev_ops = { * * index is only used in legacy code */ -int __init fec_enet_init(struct net_device *dev, int index) +static int fec_enet_init(struct net_device *dev, int index) { struct fec_enet_private *fep = netdev_priv(dev); struct bufdesc *cbd_base; diff --git a/drivers/net/fec_mpc52xx.c b/drivers/net/fec_mpc52xx.c index c40113f5896..66dace6d324 100644 --- a/drivers/net/fec_mpc52xx.c +++ b/drivers/net/fec_mpc52xx.c @@ -759,12 +759,6 @@ static void mpc52xx_fec_reset(struct net_device *dev) mpc52xx_fec_hw_init(dev); - if (priv->phydev) { - phy_stop(priv->phydev); - phy_write(priv->phydev, MII_BMCR, BMCR_RESET); - phy_start(priv->phydev); - } - bcom_fec_rx_reset(priv->rx_dmatsk); bcom_fec_tx_reset(priv->tx_dmatsk); diff --git a/drivers/net/fec_mpc52xx_phy.c b/drivers/net/fec_mpc52xx_phy.c index 31e6d62b785..ee0f3c6d3f8 100644 --- a/drivers/net/fec_mpc52xx_phy.c +++ b/drivers/net/fec_mpc52xx_phy.c @@ -155,6 +155,7 @@ static struct of_device_id mpc52xx_fec_mdio_match[] = { { .compatible = "mpc5200b-fec-phy", }, {} }; +MODULE_DEVICE_TABLE(of, mpc52xx_fec_mdio_match); struct of_platform_driver mpc52xx_fec_mdio_driver = { .name = "mpc5200b-fec-phy", diff --git a/drivers/net/fs_enet/fs_enet-main.c b/drivers/net/fs_enet/fs_enet-main.c index 2bc2d2b2064..ec2f5034457 100644 --- a/drivers/net/fs_enet/fs_enet-main.c +++ b/drivers/net/fs_enet/fs_enet-main.c @@ -1110,6 +1110,7 @@ static struct of_device_id fs_enet_match[] = { #endif {} }; +MODULE_DEVICE_TABLE(of, fs_enet_match); static struct of_platform_driver fs_enet_driver = { .name = "fs_enet", diff --git a/drivers/net/fs_enet/mii-bitbang.c b/drivers/net/fs_enet/mii-bitbang.c index 93b481b0e3c..24ff9f43a62 100644 --- a/drivers/net/fs_enet/mii-bitbang.c +++ b/drivers/net/fs_enet/mii-bitbang.c @@ -221,6 +221,7 @@ static struct of_device_id fs_enet_mdio_bb_match[] = { }, {}, }; +MODULE_DEVICE_TABLE(of, fs_enet_mdio_bb_match); static struct of_platform_driver fs_enet_bb_mdio_driver = { .name = "fsl-bb-mdio", diff --git a/drivers/net/fs_enet/mii-fec.c b/drivers/net/fs_enet/mii-fec.c index a2d69c1cd07..96eba4280c5 100644 --- a/drivers/net/fs_enet/mii-fec.c +++ b/drivers/net/fs_enet/mii-fec.c @@ -219,6 +219,7 @@ static struct of_device_id fs_enet_mdio_fec_match[] = { #endif {}, }; +MODULE_DEVICE_TABLE(of, fs_enet_mdio_fec_match); static struct of_platform_driver fs_enet_fec_mdio_driver = { .name = "fsl-fec-mdio", diff --git a/drivers/net/fsl_pq_mdio.c b/drivers/net/fsl_pq_mdio.c index d167090248e..6ac46486697 100644 --- a/drivers/net/fsl_pq_mdio.c +++ b/drivers/net/fsl_pq_mdio.c @@ -407,6 +407,7 @@ static struct of_device_id fsl_pq_mdio_match[] = { }, {}, }; +MODULE_DEVICE_TABLE(of, fsl_pq_mdio_match); static struct of_platform_driver fsl_pq_mdio_driver = { .name = "fsl-pq_mdio", diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c index 1e5289ffef6..5bf31f1509c 100644 --- a/drivers/net/gianfar.c +++ b/drivers/net/gianfar.c @@ -2325,9 +2325,6 @@ static irqreturn_t gfar_error(int irq, void *dev_id) return IRQ_HANDLED; } -/* work with hotplug and coldplug */ -MODULE_ALIAS("platform:fsl-gianfar"); - static struct of_device_id gfar_match[] = { { @@ -2336,6 +2333,7 @@ static struct of_device_id gfar_match[] = }, {}, }; +MODULE_DEVICE_TABLE(of, gfar_match); /* Structure for a device driver */ static struct of_platform_driver gfar_driver = { diff --git a/drivers/net/ibm_newemac/core.c b/drivers/net/ibm_newemac/core.c index 89c82c5e63e..3fae8755979 100644 --- a/drivers/net/ibm_newemac/core.c +++ b/drivers/net/ibm_newemac/core.c @@ -24,6 +24,7 @@ * */ +#include <linux/module.h> #include <linux/sched.h> #include <linux/string.h> #include <linux/errno.h> @@ -443,7 +444,7 @@ static u32 __emac_calc_base_mr1(struct emac_instance *dev, int tx_size, int rx_s ret |= EMAC_MR1_TFS_2K; break; default: - printk(KERN_WARNING "%s: Unknown Rx FIFO size %d\n", + printk(KERN_WARNING "%s: Unknown Tx FIFO size %d\n", dev->ndev->name, tx_size); } @@ -470,6 +471,9 @@ static u32 __emac4_calc_base_mr1(struct emac_instance *dev, int tx_size, int rx_ DBG2(dev, "__emac4_calc_base_mr1" NL); switch(tx_size) { + case 16384: + ret |= EMAC4_MR1_TFS_16K; + break; case 4096: ret |= EMAC4_MR1_TFS_4K; break; @@ -477,7 +481,7 @@ static u32 __emac4_calc_base_mr1(struct emac_instance *dev, int tx_size, int rx_ ret |= EMAC4_MR1_TFS_2K; break; default: - printk(KERN_WARNING "%s: Unknown Rx FIFO size %d\n", + printk(KERN_WARNING "%s: Unknown Tx FIFO size %d\n", dev->ndev->name, tx_size); } @@ -2985,6 +2989,7 @@ static struct of_device_id emac_match[] = }, {}, }; +MODULE_DEVICE_TABLE(of, emac_match); static struct of_platform_driver emac_driver = { .name = "emac", diff --git a/drivers/net/ibm_newemac/emac.h b/drivers/net/ibm_newemac/emac.h index 0afc2cf5c52..d34adf99fc6 100644 --- a/drivers/net/ibm_newemac/emac.h +++ b/drivers/net/ibm_newemac/emac.h @@ -153,6 +153,7 @@ struct emac_regs { #define EMAC4_MR1_RFS_16K 0x00280000 #define EMAC4_MR1_TFS_2K 0x00020000 #define EMAC4_MR1_TFS_4K 0x00030000 +#define EMAC4_MR1_TFS_16K 0x00050000 #define EMAC4_MR1_TR 0x00008000 #define EMAC4_MR1_MWSW_001 0x00001000 #define EMAC4_MR1_JPSM 0x00000800 diff --git a/drivers/net/ifb.c b/drivers/net/ifb.c index 801f088c134..030913f8bd2 100644 --- a/drivers/net/ifb.c +++ b/drivers/net/ifb.c @@ -98,12 +98,13 @@ static void ri_tasklet(unsigned long dev) stats->tx_packets++; stats->tx_bytes +=skb->len; - skb->dev = __dev_get_by_index(&init_net, skb->iif); + skb->dev = dev_get_by_index(&init_net, skb->iif); if (!skb->dev) { dev_kfree_skb(skb); stats->tx_dropped++; break; } + dev_put(skb->dev); skb->iif = _dev->ifindex; if (from & AT_EGRESS) { diff --git a/drivers/net/igb/igb_ethtool.c b/drivers/net/igb/igb_ethtool.c index deaea8fa103..b243ed3b0c3 100644 --- a/drivers/net/igb/igb_ethtool.c +++ b/drivers/net/igb/igb_ethtool.c @@ -732,7 +732,7 @@ static int igb_set_ringparam(struct net_device *netdev, { struct igb_adapter *adapter = netdev_priv(netdev); struct igb_ring *temp_ring; - int i, err; + int i, err = 0; u32 new_rx_count, new_tx_count; if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending)) @@ -752,18 +752,30 @@ static int igb_set_ringparam(struct net_device *netdev, return 0; } + while (test_and_set_bit(__IGB_RESETTING, &adapter->state)) + msleep(1); + + if (!netif_running(adapter->netdev)) { + for (i = 0; i < adapter->num_tx_queues; i++) + adapter->tx_ring[i].count = new_tx_count; + for (i = 0; i < adapter->num_rx_queues; i++) + adapter->rx_ring[i].count = new_rx_count; + adapter->tx_ring_count = new_tx_count; + adapter->rx_ring_count = new_rx_count; + goto clear_reset; + } + if (adapter->num_tx_queues > adapter->num_rx_queues) temp_ring = vmalloc(adapter->num_tx_queues * sizeof(struct igb_ring)); else temp_ring = vmalloc(adapter->num_rx_queues * sizeof(struct igb_ring)); - if (!temp_ring) - return -ENOMEM; - while (test_and_set_bit(__IGB_RESETTING, &adapter->state)) - msleep(1); + if (!temp_ring) { + err = -ENOMEM; + goto clear_reset; + } - if (netif_running(adapter->netdev)) - igb_down(adapter); + igb_down(adapter); /* * We can't just free everything and then setup again, @@ -820,14 +832,11 @@ static int igb_set_ringparam(struct net_device *netdev, adapter->rx_ring_count = new_rx_count; } - - err = 0; err_setup: - if (netif_running(adapter->netdev)) - igb_up(adapter); - - clear_bit(__IGB_RESETTING, &adapter->state); + igb_up(adapter); vfree(temp_ring); +clear_reset: + clear_bit(__IGB_RESETTING, &adapter->state); return err; } diff --git a/drivers/net/igbvf/ethtool.c b/drivers/net/igbvf/ethtool.c index ee17a097d1c..c68265bd0d1 100644 --- a/drivers/net/igbvf/ethtool.c +++ b/drivers/net/igbvf/ethtool.c @@ -279,7 +279,7 @@ static int igbvf_set_ringparam(struct net_device *netdev, { struct igbvf_adapter *adapter = netdev_priv(netdev); struct igbvf_ring *temp_ring; - int err; + int err = 0; u32 new_rx_count, new_tx_count; if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending)) @@ -299,15 +299,22 @@ static int igbvf_set_ringparam(struct net_device *netdev, return 0; } - temp_ring = vmalloc(sizeof(struct igbvf_ring)); - if (!temp_ring) - return -ENOMEM; - while (test_and_set_bit(__IGBVF_RESETTING, &adapter->state)) msleep(1); - if (netif_running(adapter->netdev)) - igbvf_down(adapter); + if (!netif_running(adapter->netdev)) { + adapter->tx_ring->count = new_tx_count; + adapter->rx_ring->count = new_rx_count; + goto clear_reset; + } + + temp_ring = vmalloc(sizeof(struct igbvf_ring)); + if (!temp_ring) { + err = -ENOMEM; + goto clear_reset; + } + + igbvf_down(adapter); /* * We can't just free everything and then setup again, @@ -339,14 +346,11 @@ static int igbvf_set_ringparam(struct net_device *netdev, memcpy(adapter->rx_ring, temp_ring,sizeof(struct igbvf_ring)); } - - err = 0; err_setup: - if (netif_running(adapter->netdev)) - igbvf_up(adapter); - - clear_bit(__IGBVF_RESETTING, &adapter->state); + igbvf_up(adapter); vfree(temp_ring); +clear_reset: + clear_bit(__IGBVF_RESETTING, &adapter->state); return err; } diff --git a/drivers/net/irda/sa1100_ir.c b/drivers/net/irda/sa1100_ir.c index 38bf7cf2256..c412e802617 100644 --- a/drivers/net/irda/sa1100_ir.c +++ b/drivers/net/irda/sa1100_ir.c @@ -232,8 +232,11 @@ static int sa1100_irda_startup(struct sa1100_irda *si) /* * Ensure that the ports for this device are setup correctly. */ - if (si->pdata->startup) - si->pdata->startup(si->dev); + if (si->pdata->startup) { + ret = si->pdata->startup(si->dev); + if (ret) + return ret; + } /* * Configure PPC for IRDA - we want to drive TXD2 low. diff --git a/drivers/net/ixgbe/ixgbe_ethtool.c b/drivers/net/ixgbe/ixgbe_ethtool.c index fa314cb005a..856c18c207f 100644 --- a/drivers/net/ixgbe/ixgbe_ethtool.c +++ b/drivers/net/ixgbe/ixgbe_ethtool.c @@ -798,7 +798,7 @@ static int ixgbe_set_ringparam(struct net_device *netdev, { struct ixgbe_adapter *adapter = netdev_priv(netdev); struct ixgbe_ring *temp_tx_ring, *temp_rx_ring; - int i, err; + int i, err = 0; u32 new_rx_count, new_tx_count; bool need_update = false; @@ -822,6 +822,16 @@ static int ixgbe_set_ringparam(struct net_device *netdev, while (test_and_set_bit(__IXGBE_RESETTING, &adapter->state)) msleep(1); + if (!netif_running(adapter->netdev)) { + for (i = 0; i < adapter->num_tx_queues; i++) + adapter->tx_ring[i].count = new_tx_count; + for (i = 0; i < adapter->num_rx_queues; i++) + adapter->rx_ring[i].count = new_rx_count; + adapter->tx_ring_count = new_tx_count; + adapter->rx_ring_count = new_rx_count; + goto err_setup; + } + temp_tx_ring = kcalloc(adapter->num_tx_queues, sizeof(struct ixgbe_ring), GFP_KERNEL); if (!temp_tx_ring) { @@ -879,8 +889,7 @@ static int ixgbe_set_ringparam(struct net_device *netdev, /* if rings need to be updated, here's the place to do it in one shot */ if (need_update) { - if (netif_running(netdev)) - ixgbe_down(adapter); + ixgbe_down(adapter); /* tx */ if (new_tx_count != adapter->tx_ring_count) { @@ -897,13 +906,8 @@ static int ixgbe_set_ringparam(struct net_device *netdev, temp_rx_ring = NULL; adapter->rx_ring_count = new_rx_count; } - } - - /* success! */ - err = 0; - if (netif_running(netdev)) ixgbe_up(adapter); - + } err_setup: clear_bit(__IXGBE_RESETTING, &adapter->state); return err; diff --git a/drivers/net/ixp2000/enp2611.c b/drivers/net/ixp2000/enp2611.c index b02a981c87a..34a6cfd1793 100644 --- a/drivers/net/ixp2000/enp2611.c +++ b/drivers/net/ixp2000/enp2611.c @@ -119,24 +119,9 @@ static struct ixp2400_msf_parameters enp2611_msf_parameters = } }; -struct enp2611_ixpdev_priv -{ - struct ixpdev_priv ixpdev_priv; - struct net_device_stats stats; -}; - static struct net_device *nds[3]; static struct timer_list link_check_timer; -static struct net_device_stats *enp2611_get_stats(struct net_device *dev) -{ - struct enp2611_ixpdev_priv *ip = netdev_priv(dev); - - pm3386_get_stats(ip->ixpdev_priv.channel, &(ip->stats)); - - return &(ip->stats); -} - /* @@@ Poll the SFP moddef0 line too. */ /* @@@ Try to use the pm3386 DOOL interrupt as well. */ static void enp2611_check_link_status(unsigned long __dummy) @@ -203,14 +188,13 @@ static int __init enp2611_init_module(void) ports = pm3386_port_count(); for (i = 0; i < ports; i++) { - nds[i] = ixpdev_alloc(i, sizeof(struct enp2611_ixpdev_priv)); + nds[i] = ixpdev_alloc(i, sizeof(struct ixpdev_priv)); if (nds[i] == NULL) { while (--i >= 0) free_netdev(nds[i]); return -ENOMEM; } - nds[i]->get_stats = enp2611_get_stats; pm3386_init_port(i); pm3386_get_mac(i, nds[i]->dev_addr); } diff --git a/drivers/net/ixp2000/ixpdev.c b/drivers/net/ixp2000/ixpdev.c index 127243461a5..9aee0cc922c 100644 --- a/drivers/net/ixp2000/ixpdev.c +++ b/drivers/net/ixp2000/ixpdev.c @@ -21,6 +21,7 @@ #include "ixp2400_tx.ucode" #include "ixpdev_priv.h" #include "ixpdev.h" +#include "pm3386.h" #define DRV_MODULE_VERSION "0.2" @@ -271,6 +272,15 @@ static int ixpdev_close(struct net_device *dev) return 0; } +static struct net_device_stats *ixpdev_get_stats(struct net_device *dev) +{ + struct ixpdev_priv *ip = netdev_priv(dev); + + pm3386_get_stats(ip->channel, &(dev->stats)); + + return &(dev->stats); +} + static const struct net_device_ops ixpdev_netdev_ops = { .ndo_open = ixpdev_open, .ndo_stop = ixpdev_close, @@ -278,6 +288,7 @@ static const struct net_device_ops ixpdev_netdev_ops = { .ndo_change_mtu = eth_change_mtu, .ndo_validate_addr = eth_validate_addr, .ndo_set_mac_address = eth_mac_addr, + .ndo_get_stats = ixpdev_get_stats, #ifdef CONFIG_NET_POLL_CONTROLLER .ndo_poll_controller = ixpdev_poll_controller, #endif diff --git a/drivers/net/ks8851.c b/drivers/net/ks8851.c index 23783586435..a23f739d222 100644 --- a/drivers/net/ks8851.c +++ b/drivers/net/ks8851.c @@ -171,6 +171,36 @@ static void ks8851_wrreg16(struct ks8851_net *ks, unsigned reg, unsigned val) } /** + * ks8851_wrreg8 - write 8bit register value to chip + * @ks: The chip state + * @reg: The register address + * @val: The value to write + * + * Issue a write to put the value @val into the register specified in @reg. + */ +static void ks8851_wrreg8(struct ks8851_net *ks, unsigned reg, unsigned val) +{ + struct spi_transfer *xfer = &ks->spi_xfer1; + struct spi_message *msg = &ks->spi_msg1; + __le16 txb[2]; + int ret; + int bit; + + bit = 1 << (reg & 3); + + txb[0] = cpu_to_le16(MK_OP(bit, reg) | KS_SPIOP_WR); + txb[1] = val; + + xfer->tx_buf = txb; + xfer->rx_buf = NULL; + xfer->len = 3; + + ret = spi_sync(ks->spidev, msg); + if (ret < 0) + ks_err(ks, "spi_sync() failed\n"); +} + +/** * ks8851_rx_1msg - select whether to use one or two messages for spi read * @ks: The device structure * @@ -322,13 +352,12 @@ static void ks8851_soft_reset(struct ks8851_net *ks, unsigned op) static int ks8851_write_mac_addr(struct net_device *dev) { struct ks8851_net *ks = netdev_priv(dev); - u16 *mcp = (u16 *)dev->dev_addr; + int i; mutex_lock(&ks->lock); - ks8851_wrreg16(ks, KS_MARL, mcp[0]); - ks8851_wrreg16(ks, KS_MARM, mcp[1]); - ks8851_wrreg16(ks, KS_MARH, mcp[2]); + for (i = 0; i < ETH_ALEN; i++) + ks8851_wrreg8(ks, KS_MAR(i), dev->dev_addr[i]); mutex_unlock(&ks->lock); @@ -951,7 +980,7 @@ static void ks8851_set_rx_mode(struct net_device *dev) mcptr = mcptr->next; } - rxctrl.rxcr1 = RXCR1_RXME | RXCR1_RXAE | RXCR1_RXPAFMA; + rxctrl.rxcr1 = RXCR1_RXME | RXCR1_RXPAFMA; } else { /* just accept broadcast / unicast */ rxctrl.rxcr1 = RXCR1_RXPAFMA; @@ -1239,6 +1268,9 @@ static int __devinit ks8851_probe(struct spi_device *spi) ndev->netdev_ops = &ks8851_netdev_ops; ndev->irq = spi->irq; + /* issue a global soft reset to reset the device. */ + ks8851_soft_reset(ks, GRR_GSR); + /* simple check for a valid chip being connected to the bus */ if ((ks8851_rdreg16(ks, KS_CIDER) & ~CIDER_REV_MASK) != CIDER_ID) { diff --git a/drivers/net/ks8851.h b/drivers/net/ks8851.h index 85abe147afb..f52c312cc35 100644 --- a/drivers/net/ks8851.h +++ b/drivers/net/ks8851.h @@ -16,6 +16,7 @@ #define CCR_32PIN (1 << 0) /* MAC address registers */ +#define KS_MAR(_m) 0x15 - (_m) #define KS_MARL 0x10 #define KS_MARM 0x12 #define KS_MARH 0x14 diff --git a/drivers/net/mlx4/main.c b/drivers/net/mlx4/main.c index 5dd7225b178..291a505fd4f 100644 --- a/drivers/net/mlx4/main.c +++ b/drivers/net/mlx4/main.c @@ -1282,6 +1282,7 @@ static struct pci_device_id mlx4_pci_table[] = { { PCI_VDEVICE(MELLANOX, 0x6372) }, /* MT25458 ConnectX EN 10GBASE-T 10GigE */ { PCI_VDEVICE(MELLANOX, 0x675a) }, /* MT25458 ConnectX EN 10GBASE-T+Gen2 10GigE */ { PCI_VDEVICE(MELLANOX, 0x6764) }, /* MT26468 ConnectX EN 10GigE PCIe gen2*/ + { PCI_VDEVICE(MELLANOX, 0x6746) }, /* MT26438 ConnectX EN 40GigE PCIe gen2 5GT/s */ { PCI_VDEVICE(MELLANOX, 0x676e) }, /* MT26478 ConnectX2 40GigE PCIe gen2 */ { 0, } }; diff --git a/drivers/net/myri10ge/myri10ge.c b/drivers/net/myri10ge/myri10ge.c index 6930c87f362..f3624517cb0 100644 --- a/drivers/net/myri10ge/myri10ge.c +++ b/drivers/net/myri10ge/myri10ge.c @@ -75,7 +75,7 @@ #include "myri10ge_mcp.h" #include "myri10ge_mcp_gen_header.h" -#define MYRI10GE_VERSION_STR "1.5.0-1.432" +#define MYRI10GE_VERSION_STR "1.5.1-1.451" MODULE_DESCRIPTION("Myricom 10G driver (10GbE)"); MODULE_AUTHOR("Maintainer: help@myri.com"); @@ -1624,10 +1624,21 @@ myri10ge_get_settings(struct net_device *netdev, struct ethtool_cmd *cmd) return 0; } } - if (*ptr == 'R' || *ptr == 'Q') { - /* We've found either an XFP or quad ribbon fiber */ + if (*ptr == '2') + ptr++; + if (*ptr == 'R' || *ptr == 'Q' || *ptr == 'S') { + /* We've found either an XFP, quad ribbon fiber, or SFP+ */ cmd->port = PORT_FIBRE; + cmd->supported |= SUPPORTED_FIBRE; + cmd->advertising |= ADVERTISED_FIBRE; + } else { + cmd->port = PORT_OTHER; } + if (*ptr == 'R' || *ptr == 'S') + cmd->transceiver = XCVR_EXTERNAL; + else + cmd->transceiver = XCVR_INTERNAL; + return 0; } diff --git a/drivers/net/netxen/netxen_nic_hdr.h b/drivers/net/netxen/netxen_nic_hdr.h index 7a7177421d7..1c46da63212 100644 --- a/drivers/net/netxen/netxen_nic_hdr.h +++ b/drivers/net/netxen/netxen_nic_hdr.h @@ -419,6 +419,7 @@ enum { #define NETXEN_CRB_ROMUSB \ NETXEN_PCI_CRB_WINDOW(NETXEN_HW_PX_MAP_CRB_ROMUSB) #define NETXEN_CRB_I2Q NETXEN_PCI_CRB_WINDOW(NETXEN_HW_PX_MAP_CRB_I2Q) +#define NETXEN_CRB_I2C0 NETXEN_PCI_CRB_WINDOW(NETXEN_HW_PX_MAP_CRB_I2C0) #define NETXEN_CRB_SMB NETXEN_PCI_CRB_WINDOW(NETXEN_HW_PX_MAP_CRB_SMB) #define NETXEN_CRB_MAX NETXEN_PCI_CRB_WINDOW(64) diff --git a/drivers/net/netxen/netxen_nic_hw.c b/drivers/net/netxen/netxen_nic_hw.c index 32314000dfc..3185a98b091 100644 --- a/drivers/net/netxen/netxen_nic_hw.c +++ b/drivers/net/netxen/netxen_nic_hw.c @@ -1901,22 +1901,16 @@ netxen_setup_hwops(struct netxen_adapter *adapter) int netxen_nic_get_board_info(struct netxen_adapter *adapter) { - int offset, board_type, magic, header_version; + int offset, board_type, magic; struct pci_dev *pdev = adapter->pdev; offset = NX_FW_MAGIC_OFFSET; if (netxen_rom_fast_read(adapter, offset, &magic)) return -EIO; - offset = NX_HDR_VERSION_OFFSET; - if (netxen_rom_fast_read(adapter, offset, &header_version)) - return -EIO; - - if (magic != NETXEN_BDINFO_MAGIC || - header_version != NETXEN_BDINFO_VERSION) { - dev_err(&pdev->dev, - "invalid board config, magic=%08x, version=%08x\n", - magic, header_version); + if (magic != NETXEN_BDINFO_MAGIC) { + dev_err(&pdev->dev, "invalid board config, magic=%08x\n", + magic); return -EIO; } diff --git a/drivers/net/netxen/netxen_nic_init.c b/drivers/net/netxen/netxen_nic_init.c index 91c2bc61c8e..e40b914d6fa 100644 --- a/drivers/net/netxen/netxen_nic_init.c +++ b/drivers/net/netxen/netxen_nic_init.c @@ -531,6 +531,8 @@ int netxen_pinit_from_rom(struct netxen_adapter *adapter, int verbose) continue; if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) { + if (off == (NETXEN_CRB_I2C0 + 0x1c)) + continue; /* do not reset PCI */ if (off == (ROMUSB_GLB + 0xbc)) continue; @@ -553,12 +555,6 @@ int netxen_pinit_from_rom(struct netxen_adapter *adapter, int verbose) continue; } - if (off == NETXEN_ADDR_ERROR) { - printk(KERN_ERR "%s: Err: Unknown addr: 0x%08x\n", - netxen_nic_driver_name, buf[i].addr); - continue; - } - init_delay = 1; /* After writing this register, HW needs time for CRB */ /* to quiet down (else crb_window returns 0xffffffff) */ diff --git a/drivers/net/netxen/netxen_nic_main.c b/drivers/net/netxen/netxen_nic_main.c index 9b9eab10770..0b4a56a8c8d 100644 --- a/drivers/net/netxen/netxen_nic_main.c +++ b/drivers/net/netxen/netxen_nic_main.c @@ -595,7 +595,8 @@ netxen_setup_pci_map(struct netxen_adapter *adapter) void __iomem *mem_ptr2 = NULL; void __iomem *db_ptr = NULL; - unsigned long mem_base, mem_len, db_base, db_len = 0, pci_len0 = 0; + resource_size_t mem_base, db_base; + unsigned long mem_len, db_len = 0, pci_len0 = 0; struct pci_dev *pdev = adapter->pdev; int pci_func = adapter->ahw.pci_func; @@ -1918,6 +1919,7 @@ static void netxen_tx_timeout_task(struct work_struct *work) request_reset: adapter->need_fw_reset = 1; + clear_bit(__NX_RESETTING, &adapter->state); } struct net_device_stats *netxen_nic_get_stats(struct net_device *netdev) diff --git a/drivers/net/niu.c b/drivers/net/niu.c index f9364d0678f..d6c7ac68f6e 100644 --- a/drivers/net/niu.c +++ b/drivers/net/niu.c @@ -3545,7 +3545,7 @@ static int niu_process_rx_pkt(struct napi_struct *napi, struct niu *np, rp->rcr_index = index; skb_reserve(skb, NET_IP_ALIGN); - __pskb_pull_tail(skb, min(len, NIU_RXPULL_MAX)); + __pskb_pull_tail(skb, min(len, VLAN_ETH_HLEN)); rp->rx_packets++; rp->rx_bytes += skb->len; diff --git a/drivers/net/pcmcia/3c574_cs.c b/drivers/net/pcmcia/3c574_cs.c index ee8ad3e180d..b58965a2b3a 100644 --- a/drivers/net/pcmcia/3c574_cs.c +++ b/drivers/net/pcmcia/3c574_cs.c @@ -251,6 +251,7 @@ static void el3_tx_timeout(struct net_device *dev); static int el3_ioctl(struct net_device *dev, struct ifreq *rq, int cmd); static const struct ethtool_ops netdev_ethtool_ops; static void set_rx_mode(struct net_device *dev); +static void set_multicast_list(struct net_device *dev); static void tc574_detach(struct pcmcia_device *p_dev); @@ -266,7 +267,7 @@ static const struct net_device_ops el3_netdev_ops = { .ndo_tx_timeout = el3_tx_timeout, .ndo_get_stats = el3_get_stats, .ndo_do_ioctl = el3_ioctl, - .ndo_set_multicast_list = set_rx_mode, + .ndo_set_multicast_list = set_multicast_list, .ndo_change_mtu = eth_change_mtu, .ndo_set_mac_address = eth_mac_addr, .ndo_validate_addr = eth_validate_addr, @@ -1161,6 +1162,16 @@ static void set_rx_mode(struct net_device *dev) outw(SetRxFilter | RxStation | RxBroadcast, ioaddr + EL3_CMD); } +static void set_multicast_list(struct net_device *dev) +{ + struct el3_private *lp = netdev_priv(dev); + unsigned long flags; + + spin_lock_irqsave(&lp->window_lock, flags); + set_rx_mode(dev); + spin_unlock_irqrestore(&lp->window_lock, flags); +} + static int el3_close(struct net_device *dev) { unsigned int ioaddr = dev->base_addr; diff --git a/drivers/net/phy/mdio-gpio.c b/drivers/net/phy/mdio-gpio.c index 250e10f2c35..8659d341e76 100644 --- a/drivers/net/phy/mdio-gpio.c +++ b/drivers/net/phy/mdio-gpio.c @@ -238,6 +238,7 @@ static struct of_device_id mdio_ofgpio_match[] = { }, {}, }; +MODULE_DEVICE_TABLE(of, mdio_ofgpio_match); static struct of_platform_driver mdio_ofgpio_driver = { .name = "mdio-gpio", diff --git a/drivers/net/pppoe.c b/drivers/net/pppoe.c index 7cbf6f9b51d..2559991eea6 100644 --- a/drivers/net/pppoe.c +++ b/drivers/net/pppoe.c @@ -111,9 +111,6 @@ struct pppoe_net { rwlock_t hash_lock; }; -/* to eliminate a race btw pppoe_flush_dev and pppoe_release */ -static DEFINE_SPINLOCK(flush_lock); - /* * PPPoE could be in the following stages: * 1) Discovery stage (to obtain remote MAC and Session ID) @@ -303,45 +300,48 @@ static void pppoe_flush_dev(struct net_device *dev) write_lock_bh(&pn->hash_lock); for (i = 0; i < PPPOE_HASH_SIZE; i++) { struct pppox_sock *po = pn->hash_table[i]; + struct sock *sk; - while (po != NULL) { - struct sock *sk; - if (po->pppoe_dev != dev) { + while (po) { + while (po && po->pppoe_dev != dev) { po = po->next; - continue; } + + if (!po) + break; + sk = sk_pppox(po); - spin_lock(&flush_lock); - po->pppoe_dev = NULL; - spin_unlock(&flush_lock); - dev_put(dev); /* We always grab the socket lock, followed by the - * hash_lock, in that order. Since we should - * hold the sock lock while doing any unbinding, - * we need to release the lock we're holding. - * Hold a reference to the sock so it doesn't disappear - * as we're jumping between locks. + * hash_lock, in that order. Since we should hold the + * sock lock while doing any unbinding, we need to + * release the lock we're holding. Hold a reference to + * the sock so it doesn't disappear as we're jumping + * between locks. */ sock_hold(sk); - write_unlock_bh(&pn->hash_lock); lock_sock(sk); - if (sk->sk_state & (PPPOX_CONNECTED | PPPOX_BOUND)) { + if (po->pppoe_dev == dev + && sk->sk_state & (PPPOX_CONNECTED | PPPOX_BOUND)) { pppox_unbind_sock(sk); sk->sk_state = PPPOX_ZOMBIE; sk->sk_state_change(sk); + po->pppoe_dev = NULL; + dev_put(dev); } release_sock(sk); sock_put(sk); - /* Restart scan at the beginning of this hash chain. - * While the lock was dropped the chain contents may - * have changed. + /* Restart the process from the start of the current + * hash chain. We dropped locks so the world may have + * change from underneath us. */ + + BUG_ON(pppoe_pernet(dev_net(dev)) == NULL); write_lock_bh(&pn->hash_lock); po = pn->hash_table[i]; } @@ -388,11 +388,16 @@ static int pppoe_rcv_core(struct sock *sk, struct sk_buff *skb) struct pppox_sock *po = pppox_sk(sk); struct pppox_sock *relay_po; + /* Backlog receive. Semantics of backlog rcv preclude any code from + * executing in lock_sock()/release_sock() bounds; meaning sk->sk_state + * can't change. + */ + if (sk->sk_state & PPPOX_BOUND) { ppp_input(&po->chan, skb); } else if (sk->sk_state & PPPOX_RELAY) { - relay_po = get_item_by_addr(dev_net(po->pppoe_dev), - &po->pppoe_relay); + relay_po = get_item_by_addr(sock_net(sk), + &po->pppoe_relay); if (relay_po == NULL) goto abort_kfree; @@ -447,6 +452,10 @@ static int pppoe_rcv(struct sk_buff *skb, struct net_device *dev, goto drop; pn = pppoe_pernet(dev_net(dev)); + + /* Note that get_item does a sock_hold(), so sk_pppox(po) + * is known to be safe. + */ po = get_item(pn, ph->sid, eth_hdr(skb)->h_source, dev->ifindex); if (!po) goto drop; @@ -561,6 +570,7 @@ static int pppoe_release(struct socket *sock) struct sock *sk = sock->sk; struct pppox_sock *po; struct pppoe_net *pn; + struct net *net = NULL; if (!sk) return 0; @@ -571,44 +581,28 @@ static int pppoe_release(struct socket *sock) return -EBADF; } + po = pppox_sk(sk); + + if (sk->sk_state & (PPPOX_CONNECTED | PPPOX_BOUND)) { + dev_put(po->pppoe_dev); + po->pppoe_dev = NULL; + } + pppox_unbind_sock(sk); /* Signal the death of the socket. */ sk->sk_state = PPPOX_DEAD; - /* - * pppoe_flush_dev could lead to a race with - * this routine so we use flush_lock to eliminate - * such a case (we only need per-net specific data) - */ - spin_lock(&flush_lock); - po = pppox_sk(sk); - if (!po->pppoe_dev) { - spin_unlock(&flush_lock); - goto out; - } - pn = pppoe_pernet(dev_net(po->pppoe_dev)); - spin_unlock(&flush_lock); + net = sock_net(sk); + pn = pppoe_pernet(net); /* * protect "po" from concurrent updates * on pppoe_flush_dev */ - write_lock_bh(&pn->hash_lock); + delete_item(pn, po->pppoe_pa.sid, po->pppoe_pa.remote, + po->pppoe_ifindex); - po = pppox_sk(sk); - if (stage_session(po->pppoe_pa.sid)) - __delete_item(pn, po->pppoe_pa.sid, po->pppoe_pa.remote, - po->pppoe_ifindex); - - if (po->pppoe_dev) { - dev_put(po->pppoe_dev); - po->pppoe_dev = NULL; - } - - write_unlock_bh(&pn->hash_lock); - -out: sock_orphan(sk); sock->sk = NULL; @@ -625,8 +619,9 @@ static int pppoe_connect(struct socket *sock, struct sockaddr *uservaddr, struct sock *sk = sock->sk; struct sockaddr_pppox *sp = (struct sockaddr_pppox *)uservaddr; struct pppox_sock *po = pppox_sk(sk); - struct net_device *dev; + struct net_device *dev = NULL; struct pppoe_net *pn; + struct net *net = NULL; int error; lock_sock(sk); @@ -652,12 +647,14 @@ static int pppoe_connect(struct socket *sock, struct sockaddr *uservaddr, /* Delete the old binding */ if (stage_session(po->pppoe_pa.sid)) { pppox_unbind_sock(sk); + pn = pppoe_pernet(sock_net(sk)); + delete_item(pn, po->pppoe_pa.sid, + po->pppoe_pa.remote, po->pppoe_ifindex); if (po->pppoe_dev) { - pn = pppoe_pernet(dev_net(po->pppoe_dev)); - delete_item(pn, po->pppoe_pa.sid, - po->pppoe_pa.remote, po->pppoe_ifindex); dev_put(po->pppoe_dev); + po->pppoe_dev = NULL; } + memset(sk_pppox(po) + 1, 0, sizeof(struct pppox_sock) - sizeof(struct sock)); sk->sk_state = PPPOX_NONE; @@ -666,16 +663,15 @@ static int pppoe_connect(struct socket *sock, struct sockaddr *uservaddr, /* Re-bind in session stage only */ if (stage_session(sp->sa_addr.pppoe.sid)) { error = -ENODEV; - dev = dev_get_by_name(sock_net(sk), sp->sa_addr.pppoe.dev); + net = sock_net(sk); + dev = dev_get_by_name(net, sp->sa_addr.pppoe.dev); if (!dev) - goto end; + goto err_put; po->pppoe_dev = dev; po->pppoe_ifindex = dev->ifindex; - pn = pppoe_pernet(dev_net(dev)); - write_lock_bh(&pn->hash_lock); + pn = pppoe_pernet(net); if (!(dev->flags & IFF_UP)) { - write_unlock_bh(&pn->hash_lock); goto err_put; } @@ -683,6 +679,7 @@ static int pppoe_connect(struct socket *sock, struct sockaddr *uservaddr, &sp->sa_addr.pppoe, sizeof(struct pppoe_addr)); + write_lock_bh(&pn->hash_lock); error = __set_item(pn, po); write_unlock_bh(&pn->hash_lock); if (error < 0) @@ -696,8 +693,11 @@ static int pppoe_connect(struct socket *sock, struct sockaddr *uservaddr, po->chan.ops = &pppoe_chan_ops; error = ppp_register_net_channel(dev_net(dev), &po->chan); - if (error) + if (error) { + delete_item(pn, po->pppoe_pa.sid, + po->pppoe_pa.remote, po->pppoe_ifindex); goto err_put; + } sk->sk_state = PPPOX_CONNECTED; } @@ -915,6 +915,14 @@ static int __pppoe_xmit(struct sock *sk, struct sk_buff *skb) struct pppoe_hdr *ph; int data_len = skb->len; + /* The higher-level PPP code (ppp_unregister_channel()) ensures the PPP + * xmit operations conclude prior to an unregistration call. Thus + * sk->sk_state cannot change, so we don't need to do lock_sock(). + * But, we also can't do a lock_sock since that introduces a potential + * deadlock as we'd reverse the lock ordering used when calling + * ppp_unregister_channel(). + */ + if (sock_flag(sk, SOCK_DEAD) || !(sk->sk_state & PPPOX_CONNECTED)) goto abort; @@ -944,7 +952,6 @@ static int __pppoe_xmit(struct sock *sk, struct sk_buff *skb) po->pppoe_pa.remote, NULL, data_len); dev_queue_xmit(skb); - return 1; abort: diff --git a/drivers/net/qlge/qlge.h b/drivers/net/qlge/qlge.h index 3ec6e85587a..c2383adcd52 100644 --- a/drivers/net/qlge/qlge.h +++ b/drivers/net/qlge/qlge.h @@ -95,6 +95,7 @@ enum { /* Misc. stuff */ MAILBOX_COUNT = 16, + MAILBOX_TIMEOUT = 5, PROC_ADDR_RDY = (1 << 31), PROC_ADDR_R = (1 << 30), @@ -803,6 +804,12 @@ enum { MB_CMD_SET_PORT_CFG = 0x00000122, MB_CMD_GET_PORT_CFG = 0x00000123, MB_CMD_GET_LINK_STS = 0x00000124, + MB_CMD_SET_MGMNT_TFK_CTL = 0x00000160, /* Set Mgmnt Traffic Control */ + MB_SET_MPI_TFK_STOP = (1 << 0), + MB_SET_MPI_TFK_RESUME = (1 << 1), + MB_CMD_GET_MGMNT_TFK_CTL = 0x00000161, /* Get Mgmnt Traffic Control */ + MB_GET_MPI_TFK_STOPPED = (1 << 0), + MB_GET_MPI_TFK_FIFO_EMPTY = (1 << 1), /* Mailbox Command Status. */ MB_CMD_STS_GOOD = 0x00004000, /* Success. */ @@ -1168,7 +1175,7 @@ struct ricb { #define RSS_RI6 0x40 #define RSS_RT6 0x80 __le16 mask; - __le32 hash_cq_id[256]; + u8 hash_cq_id[1024]; __le32 ipv6_hash_key[10]; __le32 ipv4_hash_key[4]; } __attribute((packed)); @@ -1606,6 +1613,8 @@ int ql_read_mpi_reg(struct ql_adapter *qdev, u32 reg, u32 *data); int ql_mb_about_fw(struct ql_adapter *qdev); void ql_link_on(struct ql_adapter *qdev); void ql_link_off(struct ql_adapter *qdev); +int ql_mb_set_mgmnt_traffic_ctl(struct ql_adapter *qdev, u32 control); +int ql_wait_fifo_empty(struct ql_adapter *qdev); #if 1 #define QL_ALL_DUMP diff --git a/drivers/net/qlge/qlge_main.c b/drivers/net/qlge/qlge_main.c index 61680715cde..cea7531f4f4 100644 --- a/drivers/net/qlge/qlge_main.c +++ b/drivers/net/qlge/qlge_main.c @@ -320,6 +320,37 @@ static int ql_set_mac_addr_reg(struct ql_adapter *qdev, u8 *addr, u32 type, switch (type) { case MAC_ADDR_TYPE_MULTI_MAC: + { + u32 upper = (addr[0] << 8) | addr[1]; + u32 lower = (addr[2] << 24) | (addr[3] << 16) | + (addr[4] << 8) | (addr[5]); + + status = + ql_wait_reg_rdy(qdev, + MAC_ADDR_IDX, MAC_ADDR_MW, 0); + if (status) + goto exit; + ql_write32(qdev, MAC_ADDR_IDX, (offset++) | + (index << MAC_ADDR_IDX_SHIFT) | + type | MAC_ADDR_E); + ql_write32(qdev, MAC_ADDR_DATA, lower); + status = + ql_wait_reg_rdy(qdev, + MAC_ADDR_IDX, MAC_ADDR_MW, 0); + if (status) + goto exit; + ql_write32(qdev, MAC_ADDR_IDX, (offset++) | + (index << MAC_ADDR_IDX_SHIFT) | + type | MAC_ADDR_E); + + ql_write32(qdev, MAC_ADDR_DATA, upper); + status = + ql_wait_reg_rdy(qdev, + MAC_ADDR_IDX, MAC_ADDR_MW, 0); + if (status) + goto exit; + break; + } case MAC_ADDR_TYPE_CAM_MAC: { u32 cam_output; @@ -365,16 +396,14 @@ static int ql_set_mac_addr_reg(struct ql_adapter *qdev, u8 *addr, u32 type, and possibly the function id. Right now we hardcode the route field to NIC core. */ - if (type == MAC_ADDR_TYPE_CAM_MAC) { - cam_output = (CAM_OUT_ROUTE_NIC | - (qdev-> - func << CAM_OUT_FUNC_SHIFT) | - (0 << CAM_OUT_CQ_ID_SHIFT)); - if (qdev->vlgrp) - cam_output |= CAM_OUT_RV; - /* route to NIC core */ - ql_write32(qdev, MAC_ADDR_DATA, cam_output); - } + cam_output = (CAM_OUT_ROUTE_NIC | + (qdev-> + func << CAM_OUT_FUNC_SHIFT) | + (0 << CAM_OUT_CQ_ID_SHIFT)); + if (qdev->vlgrp) + cam_output |= CAM_OUT_RV; + /* route to NIC core */ + ql_write32(qdev, MAC_ADDR_DATA, cam_output); break; } case MAC_ADDR_TYPE_VLAN: @@ -546,14 +575,14 @@ static int ql_set_routing_reg(struct ql_adapter *qdev, u32 index, u32 mask, } case RT_IDX_MCAST: /* Pass up All Multicast frames. */ { - value = RT_IDX_DST_CAM_Q | /* dest */ + value = RT_IDX_DST_DFLT_Q | /* dest */ RT_IDX_TYPE_NICQ | /* type */ (RT_IDX_ALLMULTI_SLOT << RT_IDX_IDX_SHIFT);/* index */ break; } case RT_IDX_MCAST_MATCH: /* Pass up matched Multicast frames. */ { - value = RT_IDX_DST_CAM_Q | /* dest */ + value = RT_IDX_DST_DFLT_Q | /* dest */ RT_IDX_TYPE_NICQ | /* type */ (RT_IDX_MCAST_MATCH_SLOT << RT_IDX_IDX_SHIFT);/* index */ break; @@ -3077,6 +3106,12 @@ err_irq: static int ql_start_rss(struct ql_adapter *qdev) { + u8 init_hash_seed[] = {0x6d, 0x5a, 0x56, 0xda, 0x25, 0x5b, 0x0e, 0xc2, + 0x41, 0x67, 0x25, 0x3d, 0x43, 0xa3, 0x8f, + 0xb0, 0xd0, 0xca, 0x2b, 0xcb, 0xae, 0x7b, + 0x30, 0xb4, 0x77, 0xcb, 0x2d, 0xa3, 0x80, + 0x30, 0xf2, 0x0c, 0x6a, 0x42, 0xb7, 0x3b, + 0xbe, 0xac, 0x01, 0xfa}; struct ricb *ricb = &qdev->ricb; int status = 0; int i; @@ -3086,21 +3121,17 @@ static int ql_start_rss(struct ql_adapter *qdev) ricb->base_cq = RSS_L4K; ricb->flags = - (RSS_L6K | RSS_LI | RSS_LB | RSS_LM | RSS_RI4 | RSS_RI6 | RSS_RT4 | - RSS_RT6); - ricb->mask = cpu_to_le16(qdev->rss_ring_count - 1); + (RSS_L6K | RSS_LI | RSS_LB | RSS_LM | RSS_RT4 | RSS_RT6); + ricb->mask = cpu_to_le16((u16)(0x3ff)); /* * Fill out the Indirection Table. */ - for (i = 0; i < 256; i++) - hash_id[i] = i & (qdev->rss_ring_count - 1); + for (i = 0; i < 1024; i++) + hash_id[i] = (i & (qdev->rss_ring_count - 1)); - /* - * Random values for the IPv6 and IPv4 Hash Keys. - */ - get_random_bytes((void *)&ricb->ipv6_hash_key[0], 40); - get_random_bytes((void *)&ricb->ipv4_hash_key[0], 16); + memcpy((void *)&ricb->ipv6_hash_key[0], init_hash_seed, 40); + memcpy((void *)&ricb->ipv4_hash_key[0], init_hash_seed, 16); QPRINTK(qdev, IFUP, DEBUG, "Initializing RSS.\n"); @@ -3239,6 +3270,13 @@ static int ql_adapter_initialize(struct ql_adapter *qdev) ql_write32(qdev, SPLT_HDR, SPLT_HDR_EP | min(SMALL_BUFFER_SIZE, MAX_SPLIT_SIZE)); + /* Set RX packet routing to use port/pci function on which the + * packet arrived on in addition to usual frame routing. + * This is helpful on bonding where both interfaces can have + * the same MAC address. + */ + ql_write32(qdev, RST_FO, RST_FO_RR_MASK | RST_FO_RR_RCV_FUNC_CQ); + /* Start up the rx queues. */ for (i = 0; i < qdev->rx_ring_count; i++) { status = ql_start_rx_ring(qdev, &qdev->rx_ring[i]); @@ -3311,6 +3349,13 @@ static int ql_adapter_reset(struct ql_adapter *qdev) end_jiffies = jiffies + max((unsigned long)1, usecs_to_jiffies(30)); + + /* Stop management traffic. */ + ql_mb_set_mgmnt_traffic_ctl(qdev, MB_SET_MPI_TFK_STOP); + + /* Wait for the NIC and MGMNT FIFOs to empty. */ + ql_wait_fifo_empty(qdev); + ql_write32(qdev, RST_FO, (RST_FO_FR << 16) | RST_FO_FR); do { @@ -3326,6 +3371,8 @@ static int ql_adapter_reset(struct ql_adapter *qdev) status = -ETIMEDOUT; } + /* Resume management traffic. */ + ql_mb_set_mgmnt_traffic_ctl(qdev, MB_SET_MPI_TFK_RESUME); return status; } @@ -3704,6 +3751,12 @@ static void ql_asic_reset_work(struct work_struct *work) status = ql_adapter_up(qdev); if (status) goto error; + + /* Restore rx mode. */ + clear_bit(QL_ALLMULTI, &qdev->flags); + clear_bit(QL_PROMISCUOUS, &qdev->flags); + qlge_set_multicast_list(qdev->ndev); + rtnl_unlock(); return; error: @@ -3863,6 +3916,7 @@ static int __devinit ql_init_device(struct pci_dev *pdev, goto err_out; } + pci_save_state(pdev); qdev->reg_base = ioremap_nocache(pci_resource_start(pdev, 1), pci_resource_len(pdev, 1)); @@ -4017,6 +4071,33 @@ static void __devexit qlge_remove(struct pci_dev *pdev) free_netdev(ndev); } +/* Clean up resources without touching hardware. */ +static void ql_eeh_close(struct net_device *ndev) +{ + int i; + struct ql_adapter *qdev = netdev_priv(ndev); + + if (netif_carrier_ok(ndev)) { + netif_carrier_off(ndev); + netif_stop_queue(ndev); + } + + if (test_bit(QL_ADAPTER_UP, &qdev->flags)) + cancel_delayed_work_sync(&qdev->asic_reset_work); + cancel_delayed_work_sync(&qdev->mpi_reset_work); + cancel_delayed_work_sync(&qdev->mpi_work); + cancel_delayed_work_sync(&qdev->mpi_idc_work); + cancel_delayed_work_sync(&qdev->mpi_port_cfg_work); + + for (i = 0; i < qdev->rss_ring_count; i++) + netif_napi_del(&qdev->rx_ring[i].napi); + + clear_bit(QL_ADAPTER_UP, &qdev->flags); + ql_tx_ring_clean(qdev); + ql_free_rx_buffers(qdev); + ql_release_adapter_resources(qdev); +} + /* * This callback is called by the PCI subsystem whenever * a PCI bus error is detected. @@ -4025,17 +4106,21 @@ static pci_ers_result_t qlge_io_error_detected(struct pci_dev *pdev, enum pci_channel_state state) { struct net_device *ndev = pci_get_drvdata(pdev); - struct ql_adapter *qdev = netdev_priv(ndev); - netif_device_detach(ndev); - - if (state == pci_channel_io_perm_failure) + switch (state) { + case pci_channel_io_normal: + return PCI_ERS_RESULT_CAN_RECOVER; + case pci_channel_io_frozen: + netif_device_detach(ndev); + if (netif_running(ndev)) + ql_eeh_close(ndev); + pci_disable_device(pdev); + return PCI_ERS_RESULT_NEED_RESET; + case pci_channel_io_perm_failure: + dev_err(&pdev->dev, + "%s: pci_channel_io_perm_failure.\n", __func__); return PCI_ERS_RESULT_DISCONNECT; - - if (netif_running(ndev)) - ql_adapter_down(qdev); - - pci_disable_device(pdev); + } /* Request a slot reset. */ return PCI_ERS_RESULT_NEED_RESET; @@ -4052,25 +4137,15 @@ static pci_ers_result_t qlge_io_slot_reset(struct pci_dev *pdev) struct net_device *ndev = pci_get_drvdata(pdev); struct ql_adapter *qdev = netdev_priv(ndev); + pdev->error_state = pci_channel_io_normal; + + pci_restore_state(pdev); if (pci_enable_device(pdev)) { QPRINTK(qdev, IFUP, ERR, "Cannot re-enable PCI device after reset.\n"); return PCI_ERS_RESULT_DISCONNECT; } - pci_set_master(pdev); - - netif_carrier_off(ndev); - ql_adapter_reset(qdev); - - /* Make sure the EEPROM is good */ - memcpy(ndev->perm_addr, ndev->dev_addr, ndev->addr_len); - - if (!is_valid_ether_addr(ndev->perm_addr)) { - QPRINTK(qdev, IFUP, ERR, "After reset, invalid MAC address.\n"); - return PCI_ERS_RESULT_DISCONNECT; - } - return PCI_ERS_RESULT_RECOVERED; } @@ -4078,17 +4153,21 @@ static void qlge_io_resume(struct pci_dev *pdev) { struct net_device *ndev = pci_get_drvdata(pdev); struct ql_adapter *qdev = netdev_priv(ndev); + int err = 0; - pci_set_master(pdev); - + if (ql_adapter_reset(qdev)) + QPRINTK(qdev, DRV, ERR, "reset FAILED!\n"); if (netif_running(ndev)) { - if (ql_adapter_up(qdev)) { + err = qlge_open(ndev); + if (err) { QPRINTK(qdev, IFUP, ERR, "Device initialization failed after reset.\n"); return; } + } else { + QPRINTK(qdev, IFUP, ERR, + "Device was not running prior to EEH.\n"); } - netif_device_attach(ndev); } diff --git a/drivers/net/qlge/qlge_mpi.c b/drivers/net/qlge/qlge_mpi.c index c2e43073047..bcf13c96f73 100644 --- a/drivers/net/qlge/qlge_mpi.c +++ b/drivers/net/qlge/qlge_mpi.c @@ -470,7 +470,8 @@ end: */ static int ql_mailbox_command(struct ql_adapter *qdev, struct mbox_params *mbcp) { - int status, count; + int status; + unsigned long count; /* Begin polled mode for MPI */ @@ -491,9 +492,9 @@ static int ql_mailbox_command(struct ql_adapter *qdev, struct mbox_params *mbcp) /* Wait for the command to complete. We loop * here because some AEN might arrive while * we're waiting for the mailbox command to - * complete. If more than 5 arrive then we can + * complete. If more than 5 seconds expire we can * assume something is wrong. */ - count = 5; + count = jiffies + HZ * MAILBOX_TIMEOUT; do { /* Wait for the interrupt to come in. */ status = ql_wait_mbx_cmd_cmplt(qdev); @@ -517,15 +518,15 @@ static int ql_mailbox_command(struct ql_adapter *qdev, struct mbox_params *mbcp) MB_CMD_STS_GOOD) || ((mbcp->mbox_out[0] & 0x0000f000) == MB_CMD_STS_INTRMDT)) - break; - } while (--count); + goto done; + } while (time_before(jiffies, count)); - if (!count) { - QPRINTK(qdev, DRV, ERR, - "Timed out waiting for mailbox complete.\n"); - status = -ETIMEDOUT; - goto end; - } + QPRINTK(qdev, DRV, ERR, + "Timed out waiting for mailbox complete.\n"); + status = -ETIMEDOUT; + goto end; + +done: /* Now we can clear the interrupt condition * and look at our status. @@ -768,6 +769,95 @@ static int ql_idc_wait(struct ql_adapter *qdev) return status; } +int ql_mb_set_mgmnt_traffic_ctl(struct ql_adapter *qdev, u32 control) +{ + struct mbox_params mbc; + struct mbox_params *mbcp = &mbc; + int status; + + memset(mbcp, 0, sizeof(struct mbox_params)); + + mbcp->in_count = 1; + mbcp->out_count = 2; + + mbcp->mbox_in[0] = MB_CMD_SET_MGMNT_TFK_CTL; + mbcp->mbox_in[1] = control; + + status = ql_mailbox_command(qdev, mbcp); + if (status) + return status; + + if (mbcp->mbox_out[0] == MB_CMD_STS_GOOD) + return status; + + if (mbcp->mbox_out[0] == MB_CMD_STS_INVLD_CMD) { + QPRINTK(qdev, DRV, ERR, + "Command not supported by firmware.\n"); + status = -EINVAL; + } else if (mbcp->mbox_out[0] == MB_CMD_STS_ERR) { + /* This indicates that the firmware is + * already in the state we are trying to + * change it to. + */ + QPRINTK(qdev, DRV, ERR, + "Command parameters make no change.\n"); + } + return status; +} + +/* Returns a negative error code or the mailbox command status. */ +static int ql_mb_get_mgmnt_traffic_ctl(struct ql_adapter *qdev, u32 *control) +{ + struct mbox_params mbc; + struct mbox_params *mbcp = &mbc; + int status; + + memset(mbcp, 0, sizeof(struct mbox_params)); + *control = 0; + + mbcp->in_count = 1; + mbcp->out_count = 1; + + mbcp->mbox_in[0] = MB_CMD_GET_MGMNT_TFK_CTL; + + status = ql_mailbox_command(qdev, mbcp); + if (status) + return status; + + if (mbcp->mbox_out[0] == MB_CMD_STS_GOOD) { + *control = mbcp->mbox_in[1]; + return status; + } + + if (mbcp->mbox_out[0] == MB_CMD_STS_INVLD_CMD) { + QPRINTK(qdev, DRV, ERR, + "Command not supported by firmware.\n"); + status = -EINVAL; + } else if (mbcp->mbox_out[0] == MB_CMD_STS_ERR) { + QPRINTK(qdev, DRV, ERR, + "Failed to get MPI traffic control.\n"); + status = -EIO; + } + return status; +} + +int ql_wait_fifo_empty(struct ql_adapter *qdev) +{ + int count = 5; + u32 mgmnt_fifo_empty; + u32 nic_fifo_empty; + + do { + nic_fifo_empty = ql_read32(qdev, STS) & STS_NFE; + ql_mb_get_mgmnt_traffic_ctl(qdev, &mgmnt_fifo_empty); + mgmnt_fifo_empty &= MB_GET_MPI_TFK_FIFO_EMPTY; + if (nic_fifo_empty && mgmnt_fifo_empty) + return 0; + msleep(100); + } while (count-- > 0); + return -ETIMEDOUT; +} + /* API called in work thread context to set new TX/RX * maximum frame size values to match MTU. */ @@ -876,6 +966,8 @@ void ql_mpi_work(struct work_struct *work) int err = 0; rtnl_lock(); + /* Begin polled mode for MPI */ + ql_write32(qdev, INTR_MASK, (INTR_MASK_PI << 16)); while (ql_read32(qdev, STS) & STS_PI) { memset(mbcp, 0, sizeof(struct mbox_params)); @@ -888,6 +980,8 @@ void ql_mpi_work(struct work_struct *work) break; } + /* End polled mode for MPI */ + ql_write32(qdev, INTR_MASK, (INTR_MASK_PI << 16) | INTR_MASK_PI); rtnl_unlock(); ql_enable_completion_interrupt(qdev, 0); } diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c index 50c6a3cfe43..f98ef523f52 100644 --- a/drivers/net/r8169.c +++ b/drivers/net/r8169.c @@ -115,7 +115,9 @@ enum mac_version { RTL_GIGA_MAC_VER_22 = 0x16, // 8168C RTL_GIGA_MAC_VER_23 = 0x17, // 8168CP RTL_GIGA_MAC_VER_24 = 0x18, // 8168CP - RTL_GIGA_MAC_VER_25 = 0x19 // 8168D + RTL_GIGA_MAC_VER_25 = 0x19, // 8168D + RTL_GIGA_MAC_VER_26 = 0x1a, // 8168D + RTL_GIGA_MAC_VER_27 = 0x1b // 8168DP }; #define _R(NAME,MAC,MASK) \ @@ -150,7 +152,9 @@ static const struct { _R("RTL8168c/8111c", RTL_GIGA_MAC_VER_22, 0xff7e1880), // PCI-E _R("RTL8168cp/8111cp", RTL_GIGA_MAC_VER_23, 0xff7e1880), // PCI-E _R("RTL8168cp/8111cp", RTL_GIGA_MAC_VER_24, 0xff7e1880), // PCI-E - _R("RTL8168d/8111d", RTL_GIGA_MAC_VER_25, 0xff7e1880) // PCI-E + _R("RTL8168d/8111d", RTL_GIGA_MAC_VER_25, 0xff7e1880), // PCI-E + _R("RTL8168d/8111d", RTL_GIGA_MAC_VER_26, 0xff7e1880), // PCI-E + _R("RTL8168dp/8111dp", RTL_GIGA_MAC_VER_27, 0xff7e1880) // PCI-E }; #undef _R @@ -253,6 +257,13 @@ enum rtl8168_8101_registers { DBG_REG = 0xd1, #define FIX_NAK_1 (1 << 4) #define FIX_NAK_2 (1 << 3) + EFUSEAR = 0xdc, +#define EFUSEAR_FLAG 0x80000000 +#define EFUSEAR_WRITE_CMD 0x80000000 +#define EFUSEAR_READ_CMD 0x00000000 +#define EFUSEAR_REG_MASK 0x03ff +#define EFUSEAR_REG_SHIFT 8 +#define EFUSEAR_DATA_MASK 0xff }; enum rtl_register_content { @@ -568,6 +579,14 @@ static void mdio_patch(void __iomem *ioaddr, int reg_addr, int value) mdio_write(ioaddr, reg_addr, mdio_read(ioaddr, reg_addr) | value); } +static void mdio_plus_minus(void __iomem *ioaddr, int reg_addr, int p, int m) +{ + int val; + + val = mdio_read(ioaddr, reg_addr); + mdio_write(ioaddr, reg_addr, (val | p) & ~m); +} + static void rtl_mdio_write(struct net_device *dev, int phy_id, int location, int val) { @@ -651,6 +670,24 @@ static u32 rtl_csi_read(void __iomem *ioaddr, int addr) return value; } +static u8 rtl8168d_efuse_read(void __iomem *ioaddr, int reg_addr) +{ + u8 value = 0xff; + unsigned int i; + + RTL_W32(EFUSEAR, (reg_addr & EFUSEAR_REG_MASK) << EFUSEAR_REG_SHIFT); + + for (i = 0; i < 300; i++) { + if (RTL_R32(EFUSEAR) & EFUSEAR_FLAG) { + value = RTL_R32(EFUSEAR) & EFUSEAR_DATA_MASK; + break; + } + udelay(100); + } + + return value; +} + static void rtl8169_irq_mask_and_ack(void __iomem *ioaddr) { RTL_W16(IntrMask, 0x0000); @@ -992,7 +1029,10 @@ static void rtl8169_vlan_rx_register(struct net_device *dev, spin_lock_irqsave(&tp->lock, flags); tp->vlgrp = grp; - if (tp->vlgrp) + /* + * Do not disable RxVlan on 8110SCd. + */ + if (tp->vlgrp || (tp->mac_version == RTL_GIGA_MAC_VER_05)) tp->cp_cmd |= RxVlan; else tp->cp_cmd &= ~RxVlan; @@ -1243,7 +1283,10 @@ static void rtl8169_get_mac_version(struct rtl8169_private *tp, int mac_version; } mac_info[] = { /* 8168D family. */ - { 0x7c800000, 0x28000000, RTL_GIGA_MAC_VER_25 }, + { 0x7cf00000, 0x28300000, RTL_GIGA_MAC_VER_26 }, + { 0x7cf00000, 0x28100000, RTL_GIGA_MAC_VER_25 }, + { 0x7c800000, 0x28800000, RTL_GIGA_MAC_VER_27 }, + { 0x7c800000, 0x28000000, RTL_GIGA_MAC_VER_26 }, /* 8168C family. */ { 0x7cf00000, 0x3ca00000, RTL_GIGA_MAC_VER_24 }, @@ -1648,74 +1691,903 @@ static void rtl8168c_4_hw_phy_config(void __iomem *ioaddr) rtl8168c_3_hw_phy_config(ioaddr); } -static void rtl8168d_hw_phy_config(void __iomem *ioaddr) +static void rtl8168d_1_hw_phy_config(void __iomem *ioaddr) { - struct phy_reg phy_reg_init_0[] = { + static struct phy_reg phy_reg_init_0[] = { { 0x1f, 0x0001 }, - { 0x09, 0x2770 }, - { 0x08, 0x04d0 }, - { 0x0b, 0xad15 }, - { 0x0c, 0x5bf0 }, - { 0x1c, 0xf101 }, + { 0x06, 0x4064 }, + { 0x07, 0x2863 }, + { 0x08, 0x059c }, + { 0x09, 0x26b4 }, + { 0x0a, 0x6a19 }, + { 0x0b, 0xdcc8 }, + { 0x10, 0xf06d }, + { 0x14, 0x7f68 }, + { 0x18, 0x7fd9 }, + { 0x1c, 0xf0ff }, + { 0x1d, 0x3d9c }, { 0x1f, 0x0003 }, - { 0x14, 0x94d7 }, - { 0x12, 0xf4d6 }, - { 0x09, 0xca0f }, - { 0x1f, 0x0002 }, - { 0x0b, 0x0b10 }, - { 0x0c, 0xd1f7 }, - { 0x1f, 0x0002 }, - { 0x06, 0x5461 }, + { 0x12, 0xf49f }, + { 0x13, 0x070b }, + { 0x1a, 0x05ad }, + { 0x14, 0x94c0 } + }; + static struct phy_reg phy_reg_init_1[] = { { 0x1f, 0x0002 }, - { 0x05, 0x6662 }, + { 0x06, 0x5561 }, + { 0x1f, 0x0005 }, + { 0x05, 0x8332 }, + { 0x06, 0x5561 } + }; + static struct phy_reg phy_reg_init_2[] = { + { 0x1f, 0x0005 }, + { 0x05, 0xffc2 }, + { 0x1f, 0x0005 }, + { 0x05, 0x8000 }, + { 0x06, 0xf8f9 }, + { 0x06, 0xfaef }, + { 0x06, 0x59ee }, + { 0x06, 0xf8ea }, + { 0x06, 0x00ee }, + { 0x06, 0xf8eb }, + { 0x06, 0x00e0 }, + { 0x06, 0xf87c }, + { 0x06, 0xe1f8 }, + { 0x06, 0x7d59 }, + { 0x06, 0x0fef }, + { 0x06, 0x0139 }, + { 0x06, 0x029e }, + { 0x06, 0x06ef }, + { 0x06, 0x1039 }, + { 0x06, 0x089f }, + { 0x06, 0x2aee }, + { 0x06, 0xf8ea }, + { 0x06, 0x00ee }, + { 0x06, 0xf8eb }, + { 0x06, 0x01e0 }, + { 0x06, 0xf87c }, + { 0x06, 0xe1f8 }, + { 0x06, 0x7d58 }, + { 0x06, 0x409e }, + { 0x06, 0x0f39 }, + { 0x06, 0x46aa }, + { 0x06, 0x0bbf }, + { 0x06, 0x8290 }, + { 0x06, 0xd682 }, + { 0x06, 0x9802 }, + { 0x06, 0x014f }, + { 0x06, 0xae09 }, + { 0x06, 0xbf82 }, + { 0x06, 0x98d6 }, + { 0x06, 0x82a0 }, + { 0x06, 0x0201 }, + { 0x06, 0x4fef }, + { 0x06, 0x95fe }, + { 0x06, 0xfdfc }, + { 0x06, 0x05f8 }, + { 0x06, 0xf9fa }, + { 0x06, 0xeef8 }, + { 0x06, 0xea00 }, + { 0x06, 0xeef8 }, + { 0x06, 0xeb00 }, + { 0x06, 0xe2f8 }, + { 0x06, 0x7ce3 }, + { 0x06, 0xf87d }, + { 0x06, 0xa511 }, + { 0x06, 0x1112 }, + { 0x06, 0xd240 }, + { 0x06, 0xd644 }, + { 0x06, 0x4402 }, + { 0x06, 0x8217 }, + { 0x06, 0xd2a0 }, + { 0x06, 0xd6aa }, + { 0x06, 0xaa02 }, + { 0x06, 0x8217 }, + { 0x06, 0xae0f }, + { 0x06, 0xa544 }, + { 0x06, 0x4402 }, + { 0x06, 0xae4d }, + { 0x06, 0xa5aa }, + { 0x06, 0xaa02 }, + { 0x06, 0xae47 }, + { 0x06, 0xaf82 }, + { 0x06, 0x13ee }, + { 0x06, 0x834e }, + { 0x06, 0x00ee }, + { 0x06, 0x834d }, + { 0x06, 0x0fee }, + { 0x06, 0x834c }, + { 0x06, 0x0fee }, + { 0x06, 0x834f }, + { 0x06, 0x00ee }, + { 0x06, 0x8351 }, + { 0x06, 0x00ee }, + { 0x06, 0x834a }, + { 0x06, 0xffee }, + { 0x06, 0x834b }, + { 0x06, 0xffe0 }, + { 0x06, 0x8330 }, + { 0x06, 0xe183 }, + { 0x06, 0x3158 }, + { 0x06, 0xfee4 }, + { 0x06, 0xf88a }, + { 0x06, 0xe5f8 }, + { 0x06, 0x8be0 }, + { 0x06, 0x8332 }, + { 0x06, 0xe183 }, + { 0x06, 0x3359 }, + { 0x06, 0x0fe2 }, + { 0x06, 0x834d }, + { 0x06, 0x0c24 }, + { 0x06, 0x5af0 }, + { 0x06, 0x1e12 }, + { 0x06, 0xe4f8 }, + { 0x06, 0x8ce5 }, + { 0x06, 0xf88d }, + { 0x06, 0xaf82 }, + { 0x06, 0x13e0 }, + { 0x06, 0x834f }, + { 0x06, 0x10e4 }, + { 0x06, 0x834f }, + { 0x06, 0xe083 }, + { 0x06, 0x4e78 }, + { 0x06, 0x009f }, + { 0x06, 0x0ae0 }, + { 0x06, 0x834f }, + { 0x06, 0xa010 }, + { 0x06, 0xa5ee }, + { 0x06, 0x834e }, + { 0x06, 0x01e0 }, + { 0x06, 0x834e }, + { 0x06, 0x7805 }, + { 0x06, 0x9e9a }, + { 0x06, 0xe083 }, + { 0x06, 0x4e78 }, + { 0x06, 0x049e }, + { 0x06, 0x10e0 }, + { 0x06, 0x834e }, + { 0x06, 0x7803 }, + { 0x06, 0x9e0f }, + { 0x06, 0xe083 }, + { 0x06, 0x4e78 }, + { 0x06, 0x019e }, + { 0x06, 0x05ae }, + { 0x06, 0x0caf }, + { 0x06, 0x81f8 }, + { 0x06, 0xaf81 }, + { 0x06, 0xa3af }, + { 0x06, 0x81dc }, + { 0x06, 0xaf82 }, + { 0x06, 0x13ee }, + { 0x06, 0x8348 }, + { 0x06, 0x00ee }, + { 0x06, 0x8349 }, + { 0x06, 0x00e0 }, + { 0x06, 0x8351 }, + { 0x06, 0x10e4 }, + { 0x06, 0x8351 }, + { 0x06, 0x5801 }, + { 0x06, 0x9fea }, + { 0x06, 0xd000 }, + { 0x06, 0xd180 }, + { 0x06, 0x1f66 }, + { 0x06, 0xe2f8 }, + { 0x06, 0xeae3 }, + { 0x06, 0xf8eb }, + { 0x06, 0x5af8 }, + { 0x06, 0x1e20 }, + { 0x06, 0xe6f8 }, + { 0x06, 0xeae5 }, + { 0x06, 0xf8eb }, + { 0x06, 0xd302 }, + { 0x06, 0xb3fe }, + { 0x06, 0xe2f8 }, + { 0x06, 0x7cef }, + { 0x06, 0x325b }, + { 0x06, 0x80e3 }, + { 0x06, 0xf87d }, + { 0x06, 0x9e03 }, + { 0x06, 0x7dff }, + { 0x06, 0xff0d }, + { 0x06, 0x581c }, + { 0x06, 0x551a }, + { 0x06, 0x6511 }, + { 0x06, 0xa190 }, + { 0x06, 0xd3e2 }, + { 0x06, 0x8348 }, + { 0x06, 0xe383 }, + { 0x06, 0x491b }, + { 0x06, 0x56ab }, + { 0x06, 0x08ef }, + { 0x06, 0x56e6 }, + { 0x06, 0x8348 }, + { 0x06, 0xe783 }, + { 0x06, 0x4910 }, + { 0x06, 0xd180 }, + { 0x06, 0x1f66 }, + { 0x06, 0xa004 }, + { 0x06, 0xb9e2 }, + { 0x06, 0x8348 }, + { 0x06, 0xe383 }, + { 0x06, 0x49ef }, + { 0x06, 0x65e2 }, + { 0x06, 0x834a }, + { 0x06, 0xe383 }, + { 0x06, 0x4b1b }, + { 0x06, 0x56aa }, + { 0x06, 0x0eef }, + { 0x06, 0x56e6 }, + { 0x06, 0x834a }, + { 0x06, 0xe783 }, + { 0x06, 0x4be2 }, + { 0x06, 0x834d }, + { 0x06, 0xe683 }, + { 0x06, 0x4ce0 }, + { 0x06, 0x834d }, + { 0x06, 0xa000 }, + { 0x06, 0x0caf }, + { 0x06, 0x81dc }, + { 0x06, 0xe083 }, + { 0x06, 0x4d10 }, + { 0x06, 0xe483 }, + { 0x06, 0x4dae }, + { 0x06, 0x0480 }, + { 0x06, 0xe483 }, + { 0x06, 0x4de0 }, + { 0x06, 0x834e }, + { 0x06, 0x7803 }, + { 0x06, 0x9e0b }, + { 0x06, 0xe083 }, + { 0x06, 0x4e78 }, + { 0x06, 0x049e }, + { 0x06, 0x04ee }, + { 0x06, 0x834e }, + { 0x06, 0x02e0 }, + { 0x06, 0x8332 }, + { 0x06, 0xe183 }, + { 0x06, 0x3359 }, + { 0x06, 0x0fe2 }, + { 0x06, 0x834d }, + { 0x06, 0x0c24 }, + { 0x06, 0x5af0 }, + { 0x06, 0x1e12 }, + { 0x06, 0xe4f8 }, + { 0x06, 0x8ce5 }, + { 0x06, 0xf88d }, + { 0x06, 0xe083 }, + { 0x06, 0x30e1 }, + { 0x06, 0x8331 }, + { 0x06, 0x6801 }, + { 0x06, 0xe4f8 }, + { 0x06, 0x8ae5 }, + { 0x06, 0xf88b }, + { 0x06, 0xae37 }, + { 0x06, 0xee83 }, + { 0x06, 0x4e03 }, + { 0x06, 0xe083 }, + { 0x06, 0x4ce1 }, + { 0x06, 0x834d }, + { 0x06, 0x1b01 }, + { 0x06, 0x9e04 }, + { 0x06, 0xaaa1 }, + { 0x06, 0xaea8 }, + { 0x06, 0xee83 }, + { 0x06, 0x4e04 }, + { 0x06, 0xee83 }, + { 0x06, 0x4f00 }, + { 0x06, 0xaeab }, + { 0x06, 0xe083 }, + { 0x06, 0x4f78 }, + { 0x06, 0x039f }, + { 0x06, 0x14ee }, + { 0x06, 0x834e }, + { 0x06, 0x05d2 }, + { 0x06, 0x40d6 }, + { 0x06, 0x5554 }, + { 0x06, 0x0282 }, + { 0x06, 0x17d2 }, + { 0x06, 0xa0d6 }, + { 0x06, 0xba00 }, + { 0x06, 0x0282 }, + { 0x06, 0x17fe }, + { 0x06, 0xfdfc }, + { 0x06, 0x05f8 }, + { 0x06, 0xe0f8 }, + { 0x06, 0x60e1 }, + { 0x06, 0xf861 }, + { 0x06, 0x6802 }, + { 0x06, 0xe4f8 }, + { 0x06, 0x60e5 }, + { 0x06, 0xf861 }, + { 0x06, 0xe0f8 }, + { 0x06, 0x48e1 }, + { 0x06, 0xf849 }, + { 0x06, 0x580f }, + { 0x06, 0x1e02 }, + { 0x06, 0xe4f8 }, + { 0x06, 0x48e5 }, + { 0x06, 0xf849 }, + { 0x06, 0xd000 }, + { 0x06, 0x0282 }, + { 0x06, 0x5bbf }, + { 0x06, 0x8350 }, + { 0x06, 0xef46 }, + { 0x06, 0xdc19 }, + { 0x06, 0xddd0 }, + { 0x06, 0x0102 }, + { 0x06, 0x825b }, + { 0x06, 0x0282 }, + { 0x06, 0x77e0 }, + { 0x06, 0xf860 }, + { 0x06, 0xe1f8 }, + { 0x06, 0x6158 }, + { 0x06, 0xfde4 }, + { 0x06, 0xf860 }, + { 0x06, 0xe5f8 }, + { 0x06, 0x61fc }, + { 0x06, 0x04f9 }, + { 0x06, 0xfafb }, + { 0x06, 0xc6bf }, + { 0x06, 0xf840 }, + { 0x06, 0xbe83 }, + { 0x06, 0x50a0 }, + { 0x06, 0x0101 }, + { 0x06, 0x071b }, + { 0x06, 0x89cf }, + { 0x06, 0xd208 }, + { 0x06, 0xebdb }, + { 0x06, 0x19b2 }, + { 0x06, 0xfbff }, + { 0x06, 0xfefd }, + { 0x06, 0x04f8 }, + { 0x06, 0xe0f8 }, + { 0x06, 0x48e1 }, + { 0x06, 0xf849 }, + { 0x06, 0x6808 }, + { 0x06, 0xe4f8 }, + { 0x06, 0x48e5 }, + { 0x06, 0xf849 }, + { 0x06, 0x58f7 }, + { 0x06, 0xe4f8 }, + { 0x06, 0x48e5 }, + { 0x06, 0xf849 }, + { 0x06, 0xfc04 }, + { 0x06, 0x4d20 }, + { 0x06, 0x0002 }, + { 0x06, 0x4e22 }, + { 0x06, 0x0002 }, + { 0x06, 0x4ddf }, + { 0x06, 0xff01 }, + { 0x06, 0x4edd }, + { 0x06, 0xff01 }, + { 0x05, 0x83d4 }, + { 0x06, 0x8000 }, + { 0x05, 0x83d8 }, + { 0x06, 0x8051 }, + { 0x02, 0x6010 }, + { 0x03, 0xdc00 }, + { 0x05, 0xfff6 }, + { 0x06, 0x00fc }, { 0x1f, 0x0000 }, - { 0x14, 0x0060 }, + { 0x1f, 0x0000 }, - { 0x0d, 0xf8a0 }, + { 0x0d, 0xf880 }, + { 0x1f, 0x0000 } + }; + + rtl_phy_write(ioaddr, phy_reg_init_0, ARRAY_SIZE(phy_reg_init_0)); + + mdio_write(ioaddr, 0x1f, 0x0002); + mdio_plus_minus(ioaddr, 0x0b, 0x0010, 0x00ef); + mdio_plus_minus(ioaddr, 0x0c, 0xa200, 0x5d00); + + rtl_phy_write(ioaddr, phy_reg_init_1, ARRAY_SIZE(phy_reg_init_1)); + + if (rtl8168d_efuse_read(ioaddr, 0x01) == 0xb1) { + struct phy_reg phy_reg_init[] = { + { 0x1f, 0x0002 }, + { 0x05, 0x669a }, + { 0x1f, 0x0005 }, + { 0x05, 0x8330 }, + { 0x06, 0x669a }, + { 0x1f, 0x0002 } + }; + int val; + + rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init)); + + val = mdio_read(ioaddr, 0x0d); + + if ((val & 0x00ff) != 0x006c) { + u32 set[] = { + 0x0065, 0x0066, 0x0067, 0x0068, + 0x0069, 0x006a, 0x006b, 0x006c + }; + int i; + + mdio_write(ioaddr, 0x1f, 0x0002); + + val &= 0xff00; + for (i = 0; i < ARRAY_SIZE(set); i++) + mdio_write(ioaddr, 0x0d, val | set[i]); + } + } else { + struct phy_reg phy_reg_init[] = { + { 0x1f, 0x0002 }, + { 0x05, 0x6662 }, + { 0x1f, 0x0005 }, + { 0x05, 0x8330 }, + { 0x06, 0x6662 } + }; + + rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init)); + } + + mdio_write(ioaddr, 0x1f, 0x0002); + mdio_patch(ioaddr, 0x0d, 0x0300); + mdio_patch(ioaddr, 0x0f, 0x0010); + + mdio_write(ioaddr, 0x1f, 0x0002); + mdio_plus_minus(ioaddr, 0x02, 0x0100, 0x0600); + mdio_plus_minus(ioaddr, 0x03, 0x0000, 0xe000); + + rtl_phy_write(ioaddr, phy_reg_init_2, ARRAY_SIZE(phy_reg_init_2)); +} + +static void rtl8168d_2_hw_phy_config(void __iomem *ioaddr) +{ + static struct phy_reg phy_reg_init_0[] = { + { 0x1f, 0x0001 }, + { 0x06, 0x4064 }, + { 0x07, 0x2863 }, + { 0x08, 0x059c }, + { 0x09, 0x26b4 }, + { 0x0a, 0x6a19 }, + { 0x0b, 0xdcc8 }, + { 0x10, 0xf06d }, + { 0x14, 0x7f68 }, + { 0x18, 0x7fd9 }, + { 0x1c, 0xf0ff }, + { 0x1d, 0x3d9c }, + { 0x1f, 0x0003 }, + { 0x12, 0xf49f }, + { 0x13, 0x070b }, + { 0x1a, 0x05ad }, + { 0x14, 0x94c0 }, + + { 0x1f, 0x0002 }, + { 0x06, 0x5561 }, { 0x1f, 0x0005 }, - { 0x05, 0xffc2 } + { 0x05, 0x8332 }, + { 0x06, 0x5561 } + }; + static struct phy_reg phy_reg_init_1[] = { + { 0x1f, 0x0005 }, + { 0x05, 0xffc2 }, + { 0x1f, 0x0005 }, + { 0x05, 0x8000 }, + { 0x06, 0xf8f9 }, + { 0x06, 0xfaee }, + { 0x06, 0xf8ea }, + { 0x06, 0x00ee }, + { 0x06, 0xf8eb }, + { 0x06, 0x00e2 }, + { 0x06, 0xf87c }, + { 0x06, 0xe3f8 }, + { 0x06, 0x7da5 }, + { 0x06, 0x1111 }, + { 0x06, 0x12d2 }, + { 0x06, 0x40d6 }, + { 0x06, 0x4444 }, + { 0x06, 0x0281 }, + { 0x06, 0xc6d2 }, + { 0x06, 0xa0d6 }, + { 0x06, 0xaaaa }, + { 0x06, 0x0281 }, + { 0x06, 0xc6ae }, + { 0x06, 0x0fa5 }, + { 0x06, 0x4444 }, + { 0x06, 0x02ae }, + { 0x06, 0x4da5 }, + { 0x06, 0xaaaa }, + { 0x06, 0x02ae }, + { 0x06, 0x47af }, + { 0x06, 0x81c2 }, + { 0x06, 0xee83 }, + { 0x06, 0x4e00 }, + { 0x06, 0xee83 }, + { 0x06, 0x4d0f }, + { 0x06, 0xee83 }, + { 0x06, 0x4c0f }, + { 0x06, 0xee83 }, + { 0x06, 0x4f00 }, + { 0x06, 0xee83 }, + { 0x06, 0x5100 }, + { 0x06, 0xee83 }, + { 0x06, 0x4aff }, + { 0x06, 0xee83 }, + { 0x06, 0x4bff }, + { 0x06, 0xe083 }, + { 0x06, 0x30e1 }, + { 0x06, 0x8331 }, + { 0x06, 0x58fe }, + { 0x06, 0xe4f8 }, + { 0x06, 0x8ae5 }, + { 0x06, 0xf88b }, + { 0x06, 0xe083 }, + { 0x06, 0x32e1 }, + { 0x06, 0x8333 }, + { 0x06, 0x590f }, + { 0x06, 0xe283 }, + { 0x06, 0x4d0c }, + { 0x06, 0x245a }, + { 0x06, 0xf01e }, + { 0x06, 0x12e4 }, + { 0x06, 0xf88c }, + { 0x06, 0xe5f8 }, + { 0x06, 0x8daf }, + { 0x06, 0x81c2 }, + { 0x06, 0xe083 }, + { 0x06, 0x4f10 }, + { 0x06, 0xe483 }, + { 0x06, 0x4fe0 }, + { 0x06, 0x834e }, + { 0x06, 0x7800 }, + { 0x06, 0x9f0a }, + { 0x06, 0xe083 }, + { 0x06, 0x4fa0 }, + { 0x06, 0x10a5 }, + { 0x06, 0xee83 }, + { 0x06, 0x4e01 }, + { 0x06, 0xe083 }, + { 0x06, 0x4e78 }, + { 0x06, 0x059e }, + { 0x06, 0x9ae0 }, + { 0x06, 0x834e }, + { 0x06, 0x7804 }, + { 0x06, 0x9e10 }, + { 0x06, 0xe083 }, + { 0x06, 0x4e78 }, + { 0x06, 0x039e }, + { 0x06, 0x0fe0 }, + { 0x06, 0x834e }, + { 0x06, 0x7801 }, + { 0x06, 0x9e05 }, + { 0x06, 0xae0c }, + { 0x06, 0xaf81 }, + { 0x06, 0xa7af }, + { 0x06, 0x8152 }, + { 0x06, 0xaf81 }, + { 0x06, 0x8baf }, + { 0x06, 0x81c2 }, + { 0x06, 0xee83 }, + { 0x06, 0x4800 }, + { 0x06, 0xee83 }, + { 0x06, 0x4900 }, + { 0x06, 0xe083 }, + { 0x06, 0x5110 }, + { 0x06, 0xe483 }, + { 0x06, 0x5158 }, + { 0x06, 0x019f }, + { 0x06, 0xead0 }, + { 0x06, 0x00d1 }, + { 0x06, 0x801f }, + { 0x06, 0x66e2 }, + { 0x06, 0xf8ea }, + { 0x06, 0xe3f8 }, + { 0x06, 0xeb5a }, + { 0x06, 0xf81e }, + { 0x06, 0x20e6 }, + { 0x06, 0xf8ea }, + { 0x06, 0xe5f8 }, + { 0x06, 0xebd3 }, + { 0x06, 0x02b3 }, + { 0x06, 0xfee2 }, + { 0x06, 0xf87c }, + { 0x06, 0xef32 }, + { 0x06, 0x5b80 }, + { 0x06, 0xe3f8 }, + { 0x06, 0x7d9e }, + { 0x06, 0x037d }, + { 0x06, 0xffff }, + { 0x06, 0x0d58 }, + { 0x06, 0x1c55 }, + { 0x06, 0x1a65 }, + { 0x06, 0x11a1 }, + { 0x06, 0x90d3 }, + { 0x06, 0xe283 }, + { 0x06, 0x48e3 }, + { 0x06, 0x8349 }, + { 0x06, 0x1b56 }, + { 0x06, 0xab08 }, + { 0x06, 0xef56 }, + { 0x06, 0xe683 }, + { 0x06, 0x48e7 }, + { 0x06, 0x8349 }, + { 0x06, 0x10d1 }, + { 0x06, 0x801f }, + { 0x06, 0x66a0 }, + { 0x06, 0x04b9 }, + { 0x06, 0xe283 }, + { 0x06, 0x48e3 }, + { 0x06, 0x8349 }, + { 0x06, 0xef65 }, + { 0x06, 0xe283 }, + { 0x06, 0x4ae3 }, + { 0x06, 0x834b }, + { 0x06, 0x1b56 }, + { 0x06, 0xaa0e }, + { 0x06, 0xef56 }, + { 0x06, 0xe683 }, + { 0x06, 0x4ae7 }, + { 0x06, 0x834b }, + { 0x06, 0xe283 }, + { 0x06, 0x4de6 }, + { 0x06, 0x834c }, + { 0x06, 0xe083 }, + { 0x06, 0x4da0 }, + { 0x06, 0x000c }, + { 0x06, 0xaf81 }, + { 0x06, 0x8be0 }, + { 0x06, 0x834d }, + { 0x06, 0x10e4 }, + { 0x06, 0x834d }, + { 0x06, 0xae04 }, + { 0x06, 0x80e4 }, + { 0x06, 0x834d }, + { 0x06, 0xe083 }, + { 0x06, 0x4e78 }, + { 0x06, 0x039e }, + { 0x06, 0x0be0 }, + { 0x06, 0x834e }, + { 0x06, 0x7804 }, + { 0x06, 0x9e04 }, + { 0x06, 0xee83 }, + { 0x06, 0x4e02 }, + { 0x06, 0xe083 }, + { 0x06, 0x32e1 }, + { 0x06, 0x8333 }, + { 0x06, 0x590f }, + { 0x06, 0xe283 }, + { 0x06, 0x4d0c }, + { 0x06, 0x245a }, + { 0x06, 0xf01e }, + { 0x06, 0x12e4 }, + { 0x06, 0xf88c }, + { 0x06, 0xe5f8 }, + { 0x06, 0x8de0 }, + { 0x06, 0x8330 }, + { 0x06, 0xe183 }, + { 0x06, 0x3168 }, + { 0x06, 0x01e4 }, + { 0x06, 0xf88a }, + { 0x06, 0xe5f8 }, + { 0x06, 0x8bae }, + { 0x06, 0x37ee }, + { 0x06, 0x834e }, + { 0x06, 0x03e0 }, + { 0x06, 0x834c }, + { 0x06, 0xe183 }, + { 0x06, 0x4d1b }, + { 0x06, 0x019e }, + { 0x06, 0x04aa }, + { 0x06, 0xa1ae }, + { 0x06, 0xa8ee }, + { 0x06, 0x834e }, + { 0x06, 0x04ee }, + { 0x06, 0x834f }, + { 0x06, 0x00ae }, + { 0x06, 0xabe0 }, + { 0x06, 0x834f }, + { 0x06, 0x7803 }, + { 0x06, 0x9f14 }, + { 0x06, 0xee83 }, + { 0x06, 0x4e05 }, + { 0x06, 0xd240 }, + { 0x06, 0xd655 }, + { 0x06, 0x5402 }, + { 0x06, 0x81c6 }, + { 0x06, 0xd2a0 }, + { 0x06, 0xd6ba }, + { 0x06, 0x0002 }, + { 0x06, 0x81c6 }, + { 0x06, 0xfefd }, + { 0x06, 0xfc05 }, + { 0x06, 0xf8e0 }, + { 0x06, 0xf860 }, + { 0x06, 0xe1f8 }, + { 0x06, 0x6168 }, + { 0x06, 0x02e4 }, + { 0x06, 0xf860 }, + { 0x06, 0xe5f8 }, + { 0x06, 0x61e0 }, + { 0x06, 0xf848 }, + { 0x06, 0xe1f8 }, + { 0x06, 0x4958 }, + { 0x06, 0x0f1e }, + { 0x06, 0x02e4 }, + { 0x06, 0xf848 }, + { 0x06, 0xe5f8 }, + { 0x06, 0x49d0 }, + { 0x06, 0x0002 }, + { 0x06, 0x820a }, + { 0x06, 0xbf83 }, + { 0x06, 0x50ef }, + { 0x06, 0x46dc }, + { 0x06, 0x19dd }, + { 0x06, 0xd001 }, + { 0x06, 0x0282 }, + { 0x06, 0x0a02 }, + { 0x06, 0x8226 }, + { 0x06, 0xe0f8 }, + { 0x06, 0x60e1 }, + { 0x06, 0xf861 }, + { 0x06, 0x58fd }, + { 0x06, 0xe4f8 }, + { 0x06, 0x60e5 }, + { 0x06, 0xf861 }, + { 0x06, 0xfc04 }, + { 0x06, 0xf9fa }, + { 0x06, 0xfbc6 }, + { 0x06, 0xbff8 }, + { 0x06, 0x40be }, + { 0x06, 0x8350 }, + { 0x06, 0xa001 }, + { 0x06, 0x0107 }, + { 0x06, 0x1b89 }, + { 0x06, 0xcfd2 }, + { 0x06, 0x08eb }, + { 0x06, 0xdb19 }, + { 0x06, 0xb2fb }, + { 0x06, 0xfffe }, + { 0x06, 0xfd04 }, + { 0x06, 0xf8e0 }, + { 0x06, 0xf848 }, + { 0x06, 0xe1f8 }, + { 0x06, 0x4968 }, + { 0x06, 0x08e4 }, + { 0x06, 0xf848 }, + { 0x06, 0xe5f8 }, + { 0x06, 0x4958 }, + { 0x06, 0xf7e4 }, + { 0x06, 0xf848 }, + { 0x06, 0xe5f8 }, + { 0x06, 0x49fc }, + { 0x06, 0x044d }, + { 0x06, 0x2000 }, + { 0x06, 0x024e }, + { 0x06, 0x2200 }, + { 0x06, 0x024d }, + { 0x06, 0xdfff }, + { 0x06, 0x014e }, + { 0x06, 0xddff }, + { 0x06, 0x0100 }, + { 0x05, 0x83d8 }, + { 0x06, 0x8000 }, + { 0x03, 0xdc00 }, + { 0x05, 0xfff6 }, + { 0x06, 0x00fc }, + { 0x1f, 0x0000 }, + + { 0x1f, 0x0000 }, + { 0x0d, 0xf880 }, + { 0x1f, 0x0000 } }; rtl_phy_write(ioaddr, phy_reg_init_0, ARRAY_SIZE(phy_reg_init_0)); - if (mdio_read(ioaddr, 0x06) == 0xc400) { - struct phy_reg phy_reg_init_1[] = { + if (rtl8168d_efuse_read(ioaddr, 0x01) == 0xb1) { + struct phy_reg phy_reg_init[] = { + { 0x1f, 0x0002 }, + { 0x05, 0x669a }, { 0x1f, 0x0005 }, - { 0x01, 0x0300 }, - { 0x1f, 0x0000 }, - { 0x11, 0x401c }, - { 0x16, 0x4100 }, + { 0x05, 0x8330 }, + { 0x06, 0x669a }, + + { 0x1f, 0x0002 } + }; + int val; + + rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init)); + + val = mdio_read(ioaddr, 0x0d); + if ((val & 0x00ff) != 0x006c) { + u32 set[] = { + 0x0065, 0x0066, 0x0067, 0x0068, + 0x0069, 0x006a, 0x006b, 0x006c + }; + int i; + + mdio_write(ioaddr, 0x1f, 0x0002); + + val &= 0xff00; + for (i = 0; i < ARRAY_SIZE(set); i++) + mdio_write(ioaddr, 0x0d, val | set[i]); + } + } else { + struct phy_reg phy_reg_init[] = { + { 0x1f, 0x0002 }, + { 0x05, 0x2642 }, { 0x1f, 0x0005 }, - { 0x07, 0x0010 }, - { 0x05, 0x83dc }, - { 0x06, 0x087d }, - { 0x05, 0x8300 }, - { 0x06, 0x0101 }, - { 0x06, 0x05f8 }, - { 0x06, 0xf9fa }, - { 0x06, 0xfbef }, - { 0x06, 0x79e2 }, - { 0x06, 0x835f }, - { 0x06, 0xe0f8 }, - { 0x06, 0x9ae1 }, - { 0x06, 0xf89b }, - { 0x06, 0xef31 }, - { 0x06, 0x3b65 }, - { 0x06, 0xaa07 }, - { 0x06, 0x81e4 }, - { 0x06, 0xf89a }, - { 0x06, 0xe5f8 }, - { 0x06, 0x9baf }, - { 0x06, 0x06ae }, - { 0x05, 0x83dc }, - { 0x06, 0x8300 }, + { 0x05, 0x8330 }, + { 0x06, 0x2642 } }; - rtl_phy_write(ioaddr, phy_reg_init_1, - ARRAY_SIZE(phy_reg_init_1)); + rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init)); } - mdio_write(ioaddr, 0x1f, 0x0000); + mdio_write(ioaddr, 0x1f, 0x0002); + mdio_plus_minus(ioaddr, 0x02, 0x0100, 0x0600); + mdio_plus_minus(ioaddr, 0x03, 0x0000, 0xe000); + + mdio_write(ioaddr, 0x1f, 0x0001); + mdio_write(ioaddr, 0x17, 0x0cc0); + + mdio_write(ioaddr, 0x1f, 0x0002); + mdio_patch(ioaddr, 0x0f, 0x0017); + + rtl_phy_write(ioaddr, phy_reg_init_1, ARRAY_SIZE(phy_reg_init_1)); +} + +static void rtl8168d_3_hw_phy_config(void __iomem *ioaddr) +{ + struct phy_reg phy_reg_init[] = { + { 0x1f, 0x0002 }, + { 0x10, 0x0008 }, + { 0x0d, 0x006c }, + + { 0x1f, 0x0000 }, + { 0x0d, 0xf880 }, + + { 0x1f, 0x0001 }, + { 0x17, 0x0cc0 }, + + { 0x1f, 0x0001 }, + { 0x0b, 0xa4d8 }, + { 0x09, 0x281c }, + { 0x07, 0x2883 }, + { 0x0a, 0x6b35 }, + { 0x1d, 0x3da4 }, + { 0x1c, 0xeffd }, + { 0x14, 0x7f52 }, + { 0x18, 0x7fc6 }, + { 0x08, 0x0601 }, + { 0x06, 0x4063 }, + { 0x10, 0xf074 }, + { 0x1f, 0x0003 }, + { 0x13, 0x0789 }, + { 0x12, 0xf4bd }, + { 0x1a, 0x04fd }, + { 0x14, 0x84b0 }, + { 0x1f, 0x0000 }, + { 0x00, 0x9200 }, + + { 0x1f, 0x0005 }, + { 0x01, 0x0340 }, + { 0x1f, 0x0001 }, + { 0x04, 0x4000 }, + { 0x03, 0x1d21 }, + { 0x02, 0x0c32 }, + { 0x01, 0x0200 }, + { 0x00, 0x5554 }, + { 0x04, 0x4800 }, + { 0x04, 0x4000 }, + { 0x04, 0xf000 }, + { 0x03, 0xdf01 }, + { 0x02, 0xdf20 }, + { 0x01, 0x101a }, + { 0x00, 0xa0ff }, + { 0x04, 0xf800 }, + { 0x04, 0xf000 }, + { 0x1f, 0x0000 }, + + { 0x1f, 0x0007 }, + { 0x1e, 0x0023 }, + { 0x16, 0x0000 }, + { 0x1f, 0x0000 } + }; + + rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init)); } static void rtl8102e_hw_phy_config(void __iomem *ioaddr) @@ -1792,7 +2664,13 @@ static void rtl_hw_phy_config(struct net_device *dev) rtl8168cp_2_hw_phy_config(ioaddr); break; case RTL_GIGA_MAC_VER_25: - rtl8168d_hw_phy_config(ioaddr); + rtl8168d_1_hw_phy_config(ioaddr); + break; + case RTL_GIGA_MAC_VER_26: + rtl8168d_2_hw_phy_config(ioaddr); + break; + case RTL_GIGA_MAC_VER_27: + rtl8168d_3_hw_phy_config(ioaddr); break; default: @@ -2322,6 +3200,14 @@ rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent) } rtl8169_init_phy(dev, tp); + + /* + * Pretend we are using VLANs; This bypasses a nasty bug where + * Interrupts stop flowing on high load on 8110SCd controllers. + */ + if (tp->mac_version == RTL_GIGA_MAC_VER_05) + RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) | RxVlan); + device_set_wakeup_enable(&pdev->dev, tp->features & RTL_FEATURE_WOL); out: @@ -2863,6 +3749,8 @@ static void rtl_hw_start_8168(struct net_device *dev) break; case RTL_GIGA_MAC_VER_25: + case RTL_GIGA_MAC_VER_26: + case RTL_GIGA_MAC_VER_27: rtl_hw_start_8168d(ioaddr, pdev); break; diff --git a/drivers/net/sfc/rx.c b/drivers/net/sfc/rx.c index 01f9432c31e..98bff5ada09 100644 --- a/drivers/net/sfc/rx.c +++ b/drivers/net/sfc/rx.c @@ -444,7 +444,8 @@ static void efx_rx_packet__check_len(struct efx_rx_queue *rx_queue, * the appropriate LRO method */ static void efx_rx_packet_lro(struct efx_channel *channel, - struct efx_rx_buffer *rx_buf) + struct efx_rx_buffer *rx_buf, + bool checksummed) { struct napi_struct *napi = &channel->napi_str; @@ -466,7 +467,8 @@ static void efx_rx_packet_lro(struct efx_channel *channel, skb->len = rx_buf->len; skb->data_len = rx_buf->len; skb->truesize += rx_buf->len; - skb->ip_summed = CHECKSUM_UNNECESSARY; + skb->ip_summed = + checksummed ? CHECKSUM_UNNECESSARY : CHECKSUM_NONE; napi_gro_frags(napi); @@ -475,6 +477,7 @@ out: rx_buf->page = NULL; } else { EFX_BUG_ON_PARANOID(!rx_buf->skb); + EFX_BUG_ON_PARANOID(!checksummed); napi_gro_receive(napi, rx_buf->skb); rx_buf->skb = NULL; @@ -570,7 +573,7 @@ void __efx_rx_packet(struct efx_channel *channel, } if (likely(checksummed || rx_buf->page)) { - efx_rx_packet_lro(channel, rx_buf); + efx_rx_packet_lro(channel, rx_buf, checksummed); goto done; } diff --git a/drivers/net/sh_eth.c b/drivers/net/sh_eth.c index f49d0800c1d..528b912a4b0 100644 --- a/drivers/net/sh_eth.c +++ b/drivers/net/sh_eth.c @@ -30,6 +30,7 @@ #include <linux/phy.h> #include <linux/cache.h> #include <linux/io.h> +#include <asm/cacheflush.h> #include "sh_eth.h" diff --git a/drivers/net/stmmac/Kconfig b/drivers/net/stmmac/Kconfig new file mode 100644 index 00000000000..35eaa5251d7 --- /dev/null +++ b/drivers/net/stmmac/Kconfig @@ -0,0 +1,53 @@ +config STMMAC_ETH + tristate "STMicroelectronics 10/100/1000 Ethernet driver" + select MII + select PHYLIB + depends on NETDEVICES && CPU_SUBTYPE_ST40 + help + This is the driver for the ST MAC 10/100/1000 on-chip Ethernet + controllers. ST Ethernet IPs are built around a Synopsys IP Core. + +if STMMAC_ETH + +config STMMAC_DA + bool "STMMAC DMA arbitration scheme" + default n + help + Selecting this option, rx has priority over Tx (only for Giga + Ethernet device). + By default, the DMA arbitration scheme is based on Round-robin + (rx:tx priority is 1:1). + +config STMMAC_DUAL_MAC + bool "STMMAC: dual mac support (EXPERIMENTAL)" + default n + depends on EXPERIMENTAL && STMMAC_ETH && !STMMAC_TIMER + help + Some ST SoCs (for example the stx7141 and stx7200c2) have two + Ethernet Controllers. This option turns on the second Ethernet + device on this kind of platforms. + +config STMMAC_TIMER + bool "STMMAC Timer optimisation" + default n + help + Use an external timer for mitigating the number of network + interrupts. + +choice + prompt "Select Timer device" + depends on STMMAC_TIMER + +config STMMAC_TMU_TIMER + bool "TMU channel 2" + depends on CPU_SH4 + help + +config STMMAC_RTC_TIMER + bool "Real time clock" + depends on RTC_CLASS + help + +endchoice + +endif diff --git a/drivers/net/stmmac/Makefile b/drivers/net/stmmac/Makefile new file mode 100644 index 00000000000..b2d7a5564df --- /dev/null +++ b/drivers/net/stmmac/Makefile @@ -0,0 +1,4 @@ +obj-$(CONFIG_STMMAC_ETH) += stmmac.o +stmmac-$(CONFIG_STMMAC_TIMER) += stmmac_timer.o +stmmac-objs:= stmmac_main.o stmmac_ethtool.o stmmac_mdio.o \ + mac100.o gmac.o $(stmmac-y) diff --git a/drivers/net/stmmac/common.h b/drivers/net/stmmac/common.h new file mode 100644 index 00000000000..e49e5188e88 --- /dev/null +++ b/drivers/net/stmmac/common.h @@ -0,0 +1,330 @@ +/******************************************************************************* + STMMAC Common Header File + + Copyright (C) 2007-2009 STMicroelectronics Ltd + + This program is free software; you can redistribute it and/or modify it + under the terms and conditions of the GNU General Public License, + version 2, as published by the Free Software Foundation. + + This program is distributed in the hope 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 Foundation, Inc., + 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + + The full GNU General Public License is included in this distribution in + the file called "COPYING". + + Author: Giuseppe Cavallaro <peppe.cavallaro@st.com> +*******************************************************************************/ + +#include "descs.h" +#include <linux/io.h> + +/* ********************************************* + DMA CRS Control and Status Register Mapping + * *********************************************/ +#define DMA_BUS_MODE 0x00001000 /* Bus Mode */ +#define DMA_XMT_POLL_DEMAND 0x00001004 /* Transmit Poll Demand */ +#define DMA_RCV_POLL_DEMAND 0x00001008 /* Received Poll Demand */ +#define DMA_RCV_BASE_ADDR 0x0000100c /* Receive List Base */ +#define DMA_TX_BASE_ADDR 0x00001010 /* Transmit List Base */ +#define DMA_STATUS 0x00001014 /* Status Register */ +#define DMA_CONTROL 0x00001018 /* Ctrl (Operational Mode) */ +#define DMA_INTR_ENA 0x0000101c /* Interrupt Enable */ +#define DMA_MISSED_FRAME_CTR 0x00001020 /* Missed Frame Counter */ +#define DMA_CUR_TX_BUF_ADDR 0x00001050 /* Current Host Tx Buffer */ +#define DMA_CUR_RX_BUF_ADDR 0x00001054 /* Current Host Rx Buffer */ + +/* ******************************** + DMA Control register defines + * ********************************/ +#define DMA_CONTROL_ST 0x00002000 /* Start/Stop Transmission */ +#define DMA_CONTROL_SR 0x00000002 /* Start/Stop Receive */ + +/* ************************************** + DMA Interrupt Enable register defines + * **************************************/ +/**** NORMAL INTERRUPT ****/ +#define DMA_INTR_ENA_NIE 0x00010000 /* Normal Summary */ +#define DMA_INTR_ENA_TIE 0x00000001 /* Transmit Interrupt */ +#define DMA_INTR_ENA_TUE 0x00000004 /* Transmit Buffer Unavailable */ +#define DMA_INTR_ENA_RIE 0x00000040 /* Receive Interrupt */ +#define DMA_INTR_ENA_ERE 0x00004000 /* Early Receive */ + +#define DMA_INTR_NORMAL (DMA_INTR_ENA_NIE | DMA_INTR_ENA_RIE | \ + DMA_INTR_ENA_TIE) + +/**** ABNORMAL INTERRUPT ****/ +#define DMA_INTR_ENA_AIE 0x00008000 /* Abnormal Summary */ +#define DMA_INTR_ENA_FBE 0x00002000 /* Fatal Bus Error */ +#define DMA_INTR_ENA_ETE 0x00000400 /* Early Transmit */ +#define DMA_INTR_ENA_RWE 0x00000200 /* Receive Watchdog */ +#define DMA_INTR_ENA_RSE 0x00000100 /* Receive Stopped */ +#define DMA_INTR_ENA_RUE 0x00000080 /* Receive Buffer Unavailable */ +#define DMA_INTR_ENA_UNE 0x00000020 /* Tx Underflow */ +#define DMA_INTR_ENA_OVE 0x00000010 /* Receive Overflow */ +#define DMA_INTR_ENA_TJE 0x00000008 /* Transmit Jabber */ +#define DMA_INTR_ENA_TSE 0x00000002 /* Transmit Stopped */ + +#define DMA_INTR_ABNORMAL (DMA_INTR_ENA_AIE | DMA_INTR_ENA_FBE | \ + DMA_INTR_ENA_UNE) + +/* DMA default interrupt mask */ +#define DMA_INTR_DEFAULT_MASK (DMA_INTR_NORMAL | DMA_INTR_ABNORMAL) + +/* **************************** + * DMA Status register defines + * ****************************/ +#define DMA_STATUS_GPI 0x10000000 /* PMT interrupt */ +#define DMA_STATUS_GMI 0x08000000 /* MMC interrupt */ +#define DMA_STATUS_GLI 0x04000000 /* GMAC Line interface int. */ +#define DMA_STATUS_GMI 0x08000000 +#define DMA_STATUS_GLI 0x04000000 +#define DMA_STATUS_EB_MASK 0x00380000 /* Error Bits Mask */ +#define DMA_STATUS_EB_TX_ABORT 0x00080000 /* Error Bits - TX Abort */ +#define DMA_STATUS_EB_RX_ABORT 0x00100000 /* Error Bits - RX Abort */ +#define DMA_STATUS_TS_MASK 0x00700000 /* Transmit Process State */ +#define DMA_STATUS_TS_SHIFT 20 +#define DMA_STATUS_RS_MASK 0x000e0000 /* Receive Process State */ +#define DMA_STATUS_RS_SHIFT 17 +#define DMA_STATUS_NIS 0x00010000 /* Normal Interrupt Summary */ +#define DMA_STATUS_AIS 0x00008000 /* Abnormal Interrupt Summary */ +#define DMA_STATUS_ERI 0x00004000 /* Early Receive Interrupt */ +#define DMA_STATUS_FBI 0x00002000 /* Fatal Bus Error Interrupt */ +#define DMA_STATUS_ETI 0x00000400 /* Early Transmit Interrupt */ +#define DMA_STATUS_RWT 0x00000200 /* Receive Watchdog Timeout */ +#define DMA_STATUS_RPS 0x00000100 /* Receive Process Stopped */ +#define DMA_STATUS_RU 0x00000080 /* Receive Buffer Unavailable */ +#define DMA_STATUS_RI 0x00000040 /* Receive Interrupt */ +#define DMA_STATUS_UNF 0x00000020 /* Transmit Underflow */ +#define DMA_STATUS_OVF 0x00000010 /* Receive Overflow */ +#define DMA_STATUS_TJT 0x00000008 /* Transmit Jabber Timeout */ +#define DMA_STATUS_TU 0x00000004 /* Transmit Buffer Unavailable */ +#define DMA_STATUS_TPS 0x00000002 /* Transmit Process Stopped */ +#define DMA_STATUS_TI 0x00000001 /* Transmit Interrupt */ + +/* Other defines */ +#define HASH_TABLE_SIZE 64 +#define PAUSE_TIME 0x200 + +/* Flow Control defines */ +#define FLOW_OFF 0 +#define FLOW_RX 1 +#define FLOW_TX 2 +#define FLOW_AUTO (FLOW_TX | FLOW_RX) + +/* DMA STORE-AND-FORWARD Operation Mode */ +#define SF_DMA_MODE 1 + +#define HW_CSUM 1 +#define NO_HW_CSUM 0 + +/* GMAC TX FIFO is 8K, Rx FIFO is 16K */ +#define BUF_SIZE_16KiB 16384 +#define BUF_SIZE_8KiB 8192 +#define BUF_SIZE_4KiB 4096 +#define BUF_SIZE_2KiB 2048 + +/* Power Down and WOL */ +#define PMT_NOT_SUPPORTED 0 +#define PMT_SUPPORTED 1 + +/* Common MAC defines */ +#define MAC_CTRL_REG 0x00000000 /* MAC Control */ +#define MAC_ENABLE_TX 0x00000008 /* Transmitter Enable */ +#define MAC_RNABLE_RX 0x00000004 /* Receiver Enable */ + +/* MAC Management Counters register */ +#define MMC_CONTROL 0x00000100 /* MMC Control */ +#define MMC_HIGH_INTR 0x00000104 /* MMC High Interrupt */ +#define MMC_LOW_INTR 0x00000108 /* MMC Low Interrupt */ +#define MMC_HIGH_INTR_MASK 0x0000010c /* MMC High Interrupt Mask */ +#define MMC_LOW_INTR_MASK 0x00000110 /* MMC Low Interrupt Mask */ + +#define MMC_CONTROL_MAX_FRM_MASK 0x0003ff8 /* Maximum Frame Size */ +#define MMC_CONTROL_MAX_FRM_SHIFT 3 +#define MMC_CONTROL_MAX_FRAME 0x7FF + +struct stmmac_extra_stats { + /* Transmit errors */ + unsigned long tx_underflow ____cacheline_aligned; + unsigned long tx_carrier; + unsigned long tx_losscarrier; + unsigned long tx_heartbeat; + unsigned long tx_deferred; + unsigned long tx_vlan; + unsigned long tx_jabber; + unsigned long tx_frame_flushed; + unsigned long tx_payload_error; + unsigned long tx_ip_header_error; + /* Receive errors */ + unsigned long rx_desc; + unsigned long rx_partial; + unsigned long rx_runt; + unsigned long rx_toolong; + unsigned long rx_collision; + unsigned long rx_crc; + unsigned long rx_lenght; + unsigned long rx_mii; + unsigned long rx_multicast; + unsigned long rx_gmac_overflow; + unsigned long rx_watchdog; + unsigned long da_rx_filter_fail; + unsigned long sa_rx_filter_fail; + unsigned long rx_missed_cntr; + unsigned long rx_overflow_cntr; + unsigned long rx_vlan; + /* Tx/Rx IRQ errors */ + unsigned long tx_undeflow_irq; + unsigned long tx_process_stopped_irq; + unsigned long tx_jabber_irq; + unsigned long rx_overflow_irq; + unsigned long rx_buf_unav_irq; + unsigned long rx_process_stopped_irq; + unsigned long rx_watchdog_irq; + unsigned long tx_early_irq; + unsigned long fatal_bus_error_irq; + /* Extra info */ + unsigned long threshold; + unsigned long tx_pkt_n; + unsigned long rx_pkt_n; + unsigned long poll_n; + unsigned long sched_timer_n; + unsigned long normal_irq_n; +}; + +/* GMAC core can compute the checksums in HW. */ +enum rx_frame_status { + good_frame = 0, + discard_frame = 1, + csum_none = 2, +}; + +static inline void stmmac_set_mac_addr(unsigned long ioaddr, u8 addr[6], + unsigned int high, unsigned int low) +{ + unsigned long data; + + data = (addr[5] << 8) | addr[4]; + writel(data, ioaddr + high); + data = (addr[3] << 24) | (addr[2] << 16) | (addr[1] << 8) | addr[0]; + writel(data, ioaddr + low); + + return; +} + +static inline void stmmac_get_mac_addr(unsigned long ioaddr, + unsigned char *addr, unsigned int high, + unsigned int low) +{ + unsigned int hi_addr, lo_addr; + + /* Read the MAC address from the hardware */ + hi_addr = readl(ioaddr + high); + lo_addr = readl(ioaddr + low); + + /* Extract the MAC address from the high and low words */ + addr[0] = lo_addr & 0xff; + addr[1] = (lo_addr >> 8) & 0xff; + addr[2] = (lo_addr >> 16) & 0xff; + addr[3] = (lo_addr >> 24) & 0xff; + addr[4] = hi_addr & 0xff; + addr[5] = (hi_addr >> 8) & 0xff; + + return; +} + +struct stmmac_ops { + /* MAC core initialization */ + void (*core_init) (unsigned long ioaddr) ____cacheline_aligned; + /* DMA core initialization */ + int (*dma_init) (unsigned long ioaddr, int pbl, u32 dma_tx, u32 dma_rx); + /* Dump MAC registers */ + void (*dump_mac_regs) (unsigned long ioaddr); + /* Dump DMA registers */ + void (*dump_dma_regs) (unsigned long ioaddr); + /* Set tx/rx threshold in the csr6 register + * An invalid value enables the store-and-forward mode */ + void (*dma_mode) (unsigned long ioaddr, int txmode, int rxmode); + /* To track extra statistic (if supported) */ + void (*dma_diagnostic_fr) (void *data, struct stmmac_extra_stats *x, + unsigned long ioaddr); + /* RX descriptor ring initialization */ + void (*init_rx_desc) (struct dma_desc *p, unsigned int ring_size, + int disable_rx_ic); + /* TX descriptor ring initialization */ + void (*init_tx_desc) (struct dma_desc *p, unsigned int ring_size); + + /* Invoked by the xmit function to prepare the tx descriptor */ + void (*prepare_tx_desc) (struct dma_desc *p, int is_fs, int len, + int csum_flag); + /* Set/get the owner of the descriptor */ + void (*set_tx_owner) (struct dma_desc *p); + int (*get_tx_owner) (struct dma_desc *p); + /* Invoked by the xmit function to close the tx descriptor */ + void (*close_tx_desc) (struct dma_desc *p); + /* Clean the tx descriptor as soon as the tx irq is received */ + void (*release_tx_desc) (struct dma_desc *p); + /* Clear interrupt on tx frame completion. When this bit is + * set an interrupt happens as soon as the frame is transmitted */ + void (*clear_tx_ic) (struct dma_desc *p); + /* Last tx segment reports the transmit status */ + int (*get_tx_ls) (struct dma_desc *p); + /* Return the transmit status looking at the TDES1 */ + int (*tx_status) (void *data, struct stmmac_extra_stats *x, + struct dma_desc *p, unsigned long ioaddr); + /* Get the buffer size from the descriptor */ + int (*get_tx_len) (struct dma_desc *p); + /* Handle extra events on specific interrupts hw dependent */ + void (*host_irq_status) (unsigned long ioaddr); + int (*get_rx_owner) (struct dma_desc *p); + void (*set_rx_owner) (struct dma_desc *p); + /* Get the receive frame size */ + int (*get_rx_frame_len) (struct dma_desc *p); + /* Return the reception status looking at the RDES1 */ + int (*rx_status) (void *data, struct stmmac_extra_stats *x, + struct dma_desc *p); + /* Multicast filter setting */ + void (*set_filter) (struct net_device *dev); + /* Flow control setting */ + void (*flow_ctrl) (unsigned long ioaddr, unsigned int duplex, + unsigned int fc, unsigned int pause_time); + /* Set power management mode (e.g. magic frame) */ + void (*pmt) (unsigned long ioaddr, unsigned long mode); + /* Set/Get Unicast MAC addresses */ + void (*set_umac_addr) (unsigned long ioaddr, unsigned char *addr, + unsigned int reg_n); + void (*get_umac_addr) (unsigned long ioaddr, unsigned char *addr, + unsigned int reg_n); +}; + +struct mac_link { + int port; + int duplex; + int speed; +}; + +struct mii_regs { + unsigned int addr; /* MII Address */ + unsigned int data; /* MII Data */ +}; + +struct hw_cap { + unsigned int version; /* Core Version register (GMAC) */ + unsigned int pmt; /* Power-Down mode (GMAC) */ + struct mac_link link; + struct mii_regs mii; +}; + +struct mac_device_info { + struct hw_cap hw; + struct stmmac_ops *ops; +}; + +struct mac_device_info *gmac_setup(unsigned long addr); +struct mac_device_info *mac100_setup(unsigned long addr); diff --git a/drivers/net/stmmac/descs.h b/drivers/net/stmmac/descs.h new file mode 100644 index 00000000000..6d2a0b2f5e5 --- /dev/null +++ b/drivers/net/stmmac/descs.h @@ -0,0 +1,163 @@ +/******************************************************************************* + Header File to describe the DMA descriptors + Use enhanced descriptors in case of GMAC Cores. + + This program is free software; you can redistribute it and/or modify it + under the terms and conditions of the GNU General Public License, + version 2, as published by the Free Software Foundation. + + This program is distributed in the hope 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 Foundation, Inc., + 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + + The full GNU General Public License is included in this distribution in + the file called "COPYING". + + Author: Giuseppe Cavallaro <peppe.cavallaro@st.com> +*******************************************************************************/ +struct dma_desc { + /* Receive descriptor */ + union { + struct { + /* RDES0 */ + u32 reserved1:1; + u32 crc_error:1; + u32 dribbling:1; + u32 mii_error:1; + u32 receive_watchdog:1; + u32 frame_type:1; + u32 collision:1; + u32 frame_too_long:1; + u32 last_descriptor:1; + u32 first_descriptor:1; + u32 multicast_frame:1; + u32 run_frame:1; + u32 length_error:1; + u32 partial_frame_error:1; + u32 descriptor_error:1; + u32 error_summary:1; + u32 frame_length:14; + u32 filtering_fail:1; + u32 own:1; + /* RDES1 */ + u32 buffer1_size:11; + u32 buffer2_size:11; + u32 reserved2:2; + u32 second_address_chained:1; + u32 end_ring:1; + u32 reserved3:5; + u32 disable_ic:1; + } rx; + struct { + /* RDES0 */ + u32 payload_csum_error:1; + u32 crc_error:1; + u32 dribbling:1; + u32 error_gmii:1; + u32 receive_watchdog:1; + u32 frame_type:1; + u32 late_collision:1; + u32 ipc_csum_error:1; + u32 last_descriptor:1; + u32 first_descriptor:1; + u32 vlan_tag:1; + u32 overflow_error:1; + u32 length_error:1; + u32 sa_filter_fail:1; + u32 descriptor_error:1; + u32 error_summary:1; + u32 frame_length:14; + u32 da_filter_fail:1; + u32 own:1; + /* RDES1 */ + u32 buffer1_size:13; + u32 reserved1:1; + u32 second_address_chained:1; + u32 end_ring:1; + u32 buffer2_size:13; + u32 reserved2:2; + u32 disable_ic:1; + } erx; /* -- enhanced -- */ + + /* Transmit descriptor */ + struct { + /* TDES0 */ + u32 deferred:1; + u32 underflow_error:1; + u32 excessive_deferral:1; + u32 collision_count:4; + u32 heartbeat_fail:1; + u32 excessive_collisions:1; + u32 late_collision:1; + u32 no_carrier:1; + u32 loss_carrier:1; + u32 reserved1:3; + u32 error_summary:1; + u32 reserved2:15; + u32 own:1; + /* TDES1 */ + u32 buffer1_size:11; + u32 buffer2_size:11; + u32 reserved3:1; + u32 disable_padding:1; + u32 second_address_chained:1; + u32 end_ring:1; + u32 crc_disable:1; + u32 reserved4:2; + u32 first_segment:1; + u32 last_segment:1; + u32 interrupt:1; + } tx; + struct { + /* TDES0 */ + u32 deferred:1; + u32 underflow_error:1; + u32 excessive_deferral:1; + u32 collision_count:4; + u32 vlan_frame:1; + u32 excessive_collisions:1; + u32 late_collision:1; + u32 no_carrier:1; + u32 loss_carrier:1; + u32 payload_error:1; + u32 frame_flushed:1; + u32 jabber_timeout:1; + u32 error_summary:1; + u32 ip_header_error:1; + u32 time_stamp_status:1; + u32 reserved1:2; + u32 second_address_chained:1; + u32 end_ring:1; + u32 checksum_insertion:2; + u32 reserved2:1; + u32 time_stamp_enable:1; + u32 disable_padding:1; + u32 crc_disable:1; + u32 first_segment:1; + u32 last_segment:1; + u32 interrupt:1; + u32 own:1; + /* TDES1 */ + u32 buffer1_size:13; + u32 reserved3:3; + u32 buffer2_size:13; + u32 reserved4:3; + } etx; /* -- enhanced -- */ + } des01; + unsigned int des2; + unsigned int des3; +}; + +/* Transmit checksum insertion control */ +enum tdes_csum_insertion { + cic_disabled = 0, /* Checksum Insertion Control */ + cic_only_ip = 1, /* Only IP header */ + cic_no_pseudoheader = 2, /* IP header but pseudoheader + * is not calculated */ + cic_full = 3, /* IP header and pseudoheader */ +}; diff --git a/drivers/net/stmmac/gmac.c b/drivers/net/stmmac/gmac.c new file mode 100644 index 00000000000..b624bb5bae0 --- /dev/null +++ b/drivers/net/stmmac/gmac.c @@ -0,0 +1,693 @@ +/******************************************************************************* + This is the driver for the GMAC on-chip Ethernet controller for ST SoCs. + DWC Ether MAC 10/100/1000 Universal version 3.41a has been used for + developing this code. + + Copyright (C) 2007-2009 STMicroelectronics Ltd + + This program is free software; you can redistribute it and/or modify it + under the terms and conditions of the GNU General Public License, + version 2, as published by the Free Software Foundation. + + This program is distributed in the hope 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 Foundation, Inc., + 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + + The full GNU General Public License is included in this distribution in + the file called "COPYING". + + Author: Giuseppe Cavallaro <peppe.cavallaro@st.com> +*******************************************************************************/ + +#include <linux/netdevice.h> +#include <linux/crc32.h> +#include <linux/mii.h> +#include <linux/phy.h> + +#include "stmmac.h" +#include "gmac.h" + +#undef GMAC_DEBUG +/*#define GMAC_DEBUG*/ +#undef FRAME_FILTER_DEBUG +/*#define FRAME_FILTER_DEBUG*/ +#ifdef GMAC_DEBUG +#define DBG(fmt, args...) printk(fmt, ## args) +#else +#define DBG(fmt, args...) do { } while (0) +#endif + +static void gmac_dump_regs(unsigned long ioaddr) +{ + int i; + pr_info("\t----------------------------------------------\n" + "\t GMAC registers (base addr = 0x%8x)\n" + "\t----------------------------------------------\n", + (unsigned int)ioaddr); + + for (i = 0; i < 55; i++) { + int offset = i * 4; + pr_info("\tReg No. %d (offset 0x%x): 0x%08x\n", i, + offset, readl(ioaddr + offset)); + } + return; +} + +static int gmac_dma_init(unsigned long ioaddr, int pbl, u32 dma_tx, u32 dma_rx) +{ + u32 value = readl(ioaddr + DMA_BUS_MODE); + /* DMA SW reset */ + value |= DMA_BUS_MODE_SFT_RESET; + writel(value, ioaddr + DMA_BUS_MODE); + do {} while ((readl(ioaddr + DMA_BUS_MODE) & DMA_BUS_MODE_SFT_RESET)); + + value = /* DMA_BUS_MODE_FB | */ DMA_BUS_MODE_4PBL | + ((pbl << DMA_BUS_MODE_PBL_SHIFT) | + (pbl << DMA_BUS_MODE_RPBL_SHIFT)); + +#ifdef CONFIG_STMMAC_DA + value |= DMA_BUS_MODE_DA; /* Rx has priority over tx */ +#endif + writel(value, ioaddr + DMA_BUS_MODE); + + /* Mask interrupts by writing to CSR7 */ + writel(DMA_INTR_DEFAULT_MASK, ioaddr + DMA_INTR_ENA); + + /* The base address of the RX/TX descriptor lists must be written into + * DMA CSR3 and CSR4, respectively. */ + writel(dma_tx, ioaddr + DMA_TX_BASE_ADDR); + writel(dma_rx, ioaddr + DMA_RCV_BASE_ADDR); + + return 0; +} + +/* Transmit FIFO flush operation */ +static void gmac_flush_tx_fifo(unsigned long ioaddr) +{ + u32 csr6 = readl(ioaddr + DMA_CONTROL); + writel((csr6 | DMA_CONTROL_FTF), ioaddr + DMA_CONTROL); + + do {} while ((readl(ioaddr + DMA_CONTROL) & DMA_CONTROL_FTF)); +} + +static void gmac_dma_operation_mode(unsigned long ioaddr, int txmode, + int rxmode) +{ + u32 csr6 = readl(ioaddr + DMA_CONTROL); + + if (txmode == SF_DMA_MODE) { + DBG(KERN_DEBUG "GMAC: enabling TX store and forward mode\n"); + /* Transmit COE type 2 cannot be done in cut-through mode. */ + csr6 |= DMA_CONTROL_TSF; + /* Operating on second frame increase the performance + * especially when transmit store-and-forward is used.*/ + csr6 |= DMA_CONTROL_OSF; + } else { + DBG(KERN_DEBUG "GMAC: disabling TX store and forward mode" + " (threshold = %d)\n", txmode); + csr6 &= ~DMA_CONTROL_TSF; + csr6 &= DMA_CONTROL_TC_TX_MASK; + /* Set the transmit threashold */ + if (txmode <= 32) + csr6 |= DMA_CONTROL_TTC_32; + else if (txmode <= 64) + csr6 |= DMA_CONTROL_TTC_64; + else if (txmode <= 128) + csr6 |= DMA_CONTROL_TTC_128; + else if (txmode <= 192) + csr6 |= DMA_CONTROL_TTC_192; + else + csr6 |= DMA_CONTROL_TTC_256; + } + + if (rxmode == SF_DMA_MODE) { + DBG(KERN_DEBUG "GMAC: enabling RX store and forward mode\n"); + csr6 |= DMA_CONTROL_RSF; + } else { + DBG(KERN_DEBUG "GMAC: disabling RX store and forward mode" + " (threshold = %d)\n", rxmode); + csr6 &= ~DMA_CONTROL_RSF; + csr6 &= DMA_CONTROL_TC_RX_MASK; + if (rxmode <= 32) + csr6 |= DMA_CONTROL_RTC_32; + else if (rxmode <= 64) + csr6 |= DMA_CONTROL_RTC_64; + else if (rxmode <= 96) + csr6 |= DMA_CONTROL_RTC_96; + else + csr6 |= DMA_CONTROL_RTC_128; + } + + writel(csr6, ioaddr + DMA_CONTROL); + return; +} + +/* Not yet implemented --- no RMON module */ +static void gmac_dma_diagnostic_fr(void *data, struct stmmac_extra_stats *x, + unsigned long ioaddr) +{ + return; +} + +static void gmac_dump_dma_regs(unsigned long ioaddr) +{ + int i; + pr_info(" DMA registers\n"); + for (i = 0; i < 22; i++) { + if ((i < 9) || (i > 17)) { + int offset = i * 4; + pr_err("\t Reg No. %d (offset 0x%x): 0x%08x\n", i, + (DMA_BUS_MODE + offset), + readl(ioaddr + DMA_BUS_MODE + offset)); + } + } + return; +} + +static int gmac_get_tx_frame_status(void *data, struct stmmac_extra_stats *x, + struct dma_desc *p, unsigned long ioaddr) +{ + int ret = 0; + struct net_device_stats *stats = (struct net_device_stats *)data; + + if (unlikely(p->des01.etx.error_summary)) { + DBG(KERN_ERR "GMAC TX error... 0x%08x\n", p->des01.etx); + if (unlikely(p->des01.etx.jabber_timeout)) { + DBG(KERN_ERR "\tjabber_timeout error\n"); + x->tx_jabber++; + } + + if (unlikely(p->des01.etx.frame_flushed)) { + DBG(KERN_ERR "\tframe_flushed error\n"); + x->tx_frame_flushed++; + gmac_flush_tx_fifo(ioaddr); + } + + if (unlikely(p->des01.etx.loss_carrier)) { + DBG(KERN_ERR "\tloss_carrier error\n"); + x->tx_losscarrier++; + stats->tx_carrier_errors++; + } + if (unlikely(p->des01.etx.no_carrier)) { + DBG(KERN_ERR "\tno_carrier error\n"); + x->tx_carrier++; + stats->tx_carrier_errors++; + } + if (unlikely(p->des01.etx.late_collision)) { + DBG(KERN_ERR "\tlate_collision error\n"); + stats->collisions += p->des01.etx.collision_count; + } + if (unlikely(p->des01.etx.excessive_collisions)) { + DBG(KERN_ERR "\texcessive_collisions\n"); + stats->collisions += p->des01.etx.collision_count; + } + if (unlikely(p->des01.etx.excessive_deferral)) { + DBG(KERN_INFO "\texcessive tx_deferral\n"); + x->tx_deferred++; + } + + if (unlikely(p->des01.etx.underflow_error)) { + DBG(KERN_ERR "\tunderflow error\n"); + gmac_flush_tx_fifo(ioaddr); + x->tx_underflow++; + } + + if (unlikely(p->des01.etx.ip_header_error)) { + DBG(KERN_ERR "\tTX IP header csum error\n"); + x->tx_ip_header_error++; + } + + if (unlikely(p->des01.etx.payload_error)) { + DBG(KERN_ERR "\tAddr/Payload csum error\n"); + x->tx_payload_error++; + gmac_flush_tx_fifo(ioaddr); + } + + ret = -1; + } + + if (unlikely(p->des01.etx.deferred)) { + DBG(KERN_INFO "GMAC TX status: tx deferred\n"); + x->tx_deferred++; + } +#ifdef STMMAC_VLAN_TAG_USED + if (p->des01.etx.vlan_frame) { + DBG(KERN_INFO "GMAC TX status: VLAN frame\n"); + x->tx_vlan++; + } +#endif + + return ret; +} + +static int gmac_get_tx_len(struct dma_desc *p) +{ + return p->des01.etx.buffer1_size; +} + +static int gmac_coe_rdes0(int ipc_err, int type, int payload_err) +{ + int ret = good_frame; + u32 status = (type << 2 | ipc_err << 1 | payload_err) & 0x7; + + /* bits 5 7 0 | Frame status + * ---------------------------------------------------------- + * 0 0 0 | IEEE 802.3 Type frame (lenght < 1536 octects) + * 1 0 0 | IPv4/6 No CSUM errorS. + * 1 0 1 | IPv4/6 CSUM PAYLOAD error + * 1 1 0 | IPv4/6 CSUM IP HR error + * 1 1 1 | IPv4/6 IP PAYLOAD AND HEADER errorS + * 0 0 1 | IPv4/6 unsupported IP PAYLOAD + * 0 1 1 | COE bypassed.. no IPv4/6 frame + * 0 1 0 | Reserved. + */ + if (status == 0x0) { + DBG(KERN_INFO "RX Des0 status: IEEE 802.3 Type frame.\n"); + ret = good_frame; + } else if (status == 0x4) { + DBG(KERN_INFO "RX Des0 status: IPv4/6 No CSUM errorS.\n"); + ret = good_frame; + } else if (status == 0x5) { + DBG(KERN_ERR "RX Des0 status: IPv4/6 Payload Error.\n"); + ret = csum_none; + } else if (status == 0x6) { + DBG(KERN_ERR "RX Des0 status: IPv4/6 Header Error.\n"); + ret = csum_none; + } else if (status == 0x7) { + DBG(KERN_ERR + "RX Des0 status: IPv4/6 Header and Payload Error.\n"); + ret = csum_none; + } else if (status == 0x1) { + DBG(KERN_ERR + "RX Des0 status: IPv4/6 unsupported IP PAYLOAD.\n"); + ret = discard_frame; + } else if (status == 0x3) { + DBG(KERN_ERR "RX Des0 status: No IPv4, IPv6 frame.\n"); + ret = discard_frame; + } + return ret; +} + +static int gmac_get_rx_frame_status(void *data, struct stmmac_extra_stats *x, + struct dma_desc *p) +{ + int ret = good_frame; + struct net_device_stats *stats = (struct net_device_stats *)data; + + if (unlikely(p->des01.erx.error_summary)) { + DBG(KERN_ERR "GMAC RX Error Summary... 0x%08x\n", p->des01.erx); + if (unlikely(p->des01.erx.descriptor_error)) { + DBG(KERN_ERR "\tdescriptor error\n"); + x->rx_desc++; + stats->rx_length_errors++; + } + if (unlikely(p->des01.erx.overflow_error)) { + DBG(KERN_ERR "\toverflow error\n"); + x->rx_gmac_overflow++; + } + + if (unlikely(p->des01.erx.ipc_csum_error)) + DBG(KERN_ERR "\tIPC Csum Error/Giant frame\n"); + + if (unlikely(p->des01.erx.late_collision)) { + DBG(KERN_ERR "\tlate_collision error\n"); + stats->collisions++; + stats->collisions++; + } + if (unlikely(p->des01.erx.receive_watchdog)) { + DBG(KERN_ERR "\treceive_watchdog error\n"); + x->rx_watchdog++; + } + if (unlikely(p->des01.erx.error_gmii)) { + DBG(KERN_ERR "\tReceive Error\n"); + x->rx_mii++; + } + if (unlikely(p->des01.erx.crc_error)) { + DBG(KERN_ERR "\tCRC error\n"); + x->rx_crc++; + stats->rx_crc_errors++; + } + ret = discard_frame; + } + + /* After a payload csum error, the ES bit is set. + * It doesn't match with the information reported into the databook. + * At any rate, we need to understand if the CSUM hw computation is ok + * and report this info to the upper layers. */ + ret = gmac_coe_rdes0(p->des01.erx.ipc_csum_error, + p->des01.erx.frame_type, p->des01.erx.payload_csum_error); + + if (unlikely(p->des01.erx.dribbling)) { + DBG(KERN_ERR "GMAC RX: dribbling error\n"); + ret = discard_frame; + } + if (unlikely(p->des01.erx.sa_filter_fail)) { + DBG(KERN_ERR "GMAC RX : Source Address filter fail\n"); + x->sa_rx_filter_fail++; + ret = discard_frame; + } + if (unlikely(p->des01.erx.da_filter_fail)) { + DBG(KERN_ERR "GMAC RX : Destination Address filter fail\n"); + x->da_rx_filter_fail++; + ret = discard_frame; + } + if (unlikely(p->des01.erx.length_error)) { + DBG(KERN_ERR "GMAC RX: length_error error\n"); + x->rx_lenght++; + ret = discard_frame; + } +#ifdef STMMAC_VLAN_TAG_USED + if (p->des01.erx.vlan_tag) { + DBG(KERN_INFO "GMAC RX: VLAN frame tagged\n"); + x->rx_vlan++; + } +#endif + return ret; +} + +static void gmac_irq_status(unsigned long ioaddr) +{ + u32 intr_status = readl(ioaddr + GMAC_INT_STATUS); + + /* Not used events (e.g. MMC interrupts) are not handled. */ + if ((intr_status & mmc_tx_irq)) + DBG(KERN_DEBUG "GMAC: MMC tx interrupt: 0x%08x\n", + readl(ioaddr + GMAC_MMC_TX_INTR)); + if (unlikely(intr_status & mmc_rx_irq)) + DBG(KERN_DEBUG "GMAC: MMC rx interrupt: 0x%08x\n", + readl(ioaddr + GMAC_MMC_RX_INTR)); + if (unlikely(intr_status & mmc_rx_csum_offload_irq)) + DBG(KERN_DEBUG "GMAC: MMC rx csum offload: 0x%08x\n", + readl(ioaddr + GMAC_MMC_RX_CSUM_OFFLOAD)); + if (unlikely(intr_status & pmt_irq)) { + DBG(KERN_DEBUG "GMAC: received Magic frame\n"); + /* clear the PMT bits 5 and 6 by reading the PMT + * status register. */ + readl(ioaddr + GMAC_PMT); + } + + return; +} + +static void gmac_core_init(unsigned long ioaddr) +{ + u32 value = readl(ioaddr + GMAC_CONTROL); + value |= GMAC_CORE_INIT; + writel(value, ioaddr + GMAC_CONTROL); + + /* STBus Bridge Configuration */ + /*writel(0xc5608, ioaddr + 0x00007000);*/ + + /* Freeze MMC counters */ + writel(0x8, ioaddr + GMAC_MMC_CTRL); + /* Mask GMAC interrupts */ + writel(0x207, ioaddr + GMAC_INT_MASK); + +#ifdef STMMAC_VLAN_TAG_USED + /* Tag detection without filtering */ + writel(0x0, ioaddr + GMAC_VLAN_TAG); +#endif + return; +} + +static void gmac_set_umac_addr(unsigned long ioaddr, unsigned char *addr, + unsigned int reg_n) +{ + stmmac_set_mac_addr(ioaddr, addr, GMAC_ADDR_HIGH(reg_n), + GMAC_ADDR_LOW(reg_n)); +} + +static void gmac_get_umac_addr(unsigned long ioaddr, unsigned char *addr, + unsigned int reg_n) +{ + stmmac_get_mac_addr(ioaddr, addr, GMAC_ADDR_HIGH(reg_n), + GMAC_ADDR_LOW(reg_n)); +} + +static void gmac_set_filter(struct net_device *dev) +{ + unsigned long ioaddr = dev->base_addr; + unsigned int value = 0; + + DBG(KERN_INFO "%s: # mcasts %d, # unicast %d\n", + __func__, dev->mc_count, dev->uc_count); + + if (dev->flags & IFF_PROMISC) + value = GMAC_FRAME_FILTER_PR; + else if ((dev->mc_count > HASH_TABLE_SIZE) + || (dev->flags & IFF_ALLMULTI)) { + value = GMAC_FRAME_FILTER_PM; /* pass all multi */ + writel(0xffffffff, ioaddr + GMAC_HASH_HIGH); + writel(0xffffffff, ioaddr + GMAC_HASH_LOW); + } else if (dev->mc_count > 0) { + int i; + u32 mc_filter[2]; + struct dev_mc_list *mclist; + + /* Hash filter for multicast */ + value = GMAC_FRAME_FILTER_HMC; + + memset(mc_filter, 0, sizeof(mc_filter)); + for (i = 0, mclist = dev->mc_list; + mclist && i < dev->mc_count; i++, mclist = mclist->next) { + /* The upper 6 bits of the calculated CRC are used to + index the contens of the hash table */ + int bit_nr = + bitrev32(~crc32_le(~0, mclist->dmi_addr, 6)) >> 26; + /* The most significant bit determines the register to + * use (H/L) while the other 5 bits determine the bit + * within the register. */ + mc_filter[bit_nr >> 5] |= 1 << (bit_nr & 31); + } + writel(mc_filter[0], ioaddr + GMAC_HASH_LOW); + writel(mc_filter[1], ioaddr + GMAC_HASH_HIGH); + } + + /* Handle multiple unicast addresses (perfect filtering)*/ + if (dev->uc_count > GMAC_MAX_UNICAST_ADDRESSES) + /* Switch to promiscuous mode is more than 16 addrs + are required */ + value |= GMAC_FRAME_FILTER_PR; + else { + int i; + struct dev_addr_list *uc_ptr = dev->uc_list; + + for (i = 0; i < dev->uc_count; i++) { + gmac_set_umac_addr(ioaddr, uc_ptr->da_addr, + i + 1); + + DBG(KERN_INFO "\t%d " + "- Unicast addr %02x:%02x:%02x:%02x:%02x:" + "%02x\n", i + 1, + uc_ptr->da_addr[0], uc_ptr->da_addr[1], + uc_ptr->da_addr[2], uc_ptr->da_addr[3], + uc_ptr->da_addr[4], uc_ptr->da_addr[5]); + uc_ptr = uc_ptr->next; + } + } + +#ifdef FRAME_FILTER_DEBUG + /* Enable Receive all mode (to debug filtering_fail errors) */ + value |= GMAC_FRAME_FILTER_RA; +#endif + writel(value, ioaddr + GMAC_FRAME_FILTER); + + DBG(KERN_INFO "\tFrame Filter reg: 0x%08x\n\tHash regs: " + "HI 0x%08x, LO 0x%08x\n", readl(ioaddr + GMAC_FRAME_FILTER), + readl(ioaddr + GMAC_HASH_HIGH), readl(ioaddr + GMAC_HASH_LOW)); + + return; +} + +static void gmac_flow_ctrl(unsigned long ioaddr, unsigned int duplex, + unsigned int fc, unsigned int pause_time) +{ + unsigned int flow = 0; + + DBG(KERN_DEBUG "GMAC Flow-Control:\n"); + if (fc & FLOW_RX) { + DBG(KERN_DEBUG "\tReceive Flow-Control ON\n"); + flow |= GMAC_FLOW_CTRL_RFE; + } + if (fc & FLOW_TX) { + DBG(KERN_DEBUG "\tTransmit Flow-Control ON\n"); + flow |= GMAC_FLOW_CTRL_TFE; + } + + if (duplex) { + DBG(KERN_DEBUG "\tduplex mode: pause time: %d\n", pause_time); + flow |= (pause_time << GMAC_FLOW_CTRL_PT_SHIFT); + } + + writel(flow, ioaddr + GMAC_FLOW_CTRL); + return; +} + +static void gmac_pmt(unsigned long ioaddr, unsigned long mode) +{ + unsigned int pmt = 0; + + if (mode == WAKE_MAGIC) { + DBG(KERN_DEBUG "GMAC: WOL Magic frame\n"); + pmt |= power_down | magic_pkt_en; + } else if (mode == WAKE_UCAST) { + DBG(KERN_DEBUG "GMAC: WOL on global unicast\n"); + pmt |= global_unicast; + } + + writel(pmt, ioaddr + GMAC_PMT); + return; +} + +static void gmac_init_rx_desc(struct dma_desc *p, unsigned int ring_size, + int disable_rx_ic) +{ + int i; + for (i = 0; i < ring_size; i++) { + p->des01.erx.own = 1; + p->des01.erx.buffer1_size = BUF_SIZE_8KiB - 1; + /* To support jumbo frames */ + p->des01.erx.buffer2_size = BUF_SIZE_8KiB - 1; + if (i == ring_size - 1) + p->des01.erx.end_ring = 1; + if (disable_rx_ic) + p->des01.erx.disable_ic = 1; + p++; + } + return; +} + +static void gmac_init_tx_desc(struct dma_desc *p, unsigned int ring_size) +{ + int i; + + for (i = 0; i < ring_size; i++) { + p->des01.etx.own = 0; + if (i == ring_size - 1) + p->des01.etx.end_ring = 1; + p++; + } + + return; +} + +static int gmac_get_tx_owner(struct dma_desc *p) +{ + return p->des01.etx.own; +} + +static int gmac_get_rx_owner(struct dma_desc *p) +{ + return p->des01.erx.own; +} + +static void gmac_set_tx_owner(struct dma_desc *p) +{ + p->des01.etx.own = 1; +} + +static void gmac_set_rx_owner(struct dma_desc *p) +{ + p->des01.erx.own = 1; +} + +static int gmac_get_tx_ls(struct dma_desc *p) +{ + return p->des01.etx.last_segment; +} + +static void gmac_release_tx_desc(struct dma_desc *p) +{ + int ter = p->des01.etx.end_ring; + + memset(p, 0, sizeof(struct dma_desc)); + p->des01.etx.end_ring = ter; + + return; +} + +static void gmac_prepare_tx_desc(struct dma_desc *p, int is_fs, int len, + int csum_flag) +{ + p->des01.etx.first_segment = is_fs; + if (unlikely(len > BUF_SIZE_4KiB)) { + p->des01.etx.buffer1_size = BUF_SIZE_4KiB; + p->des01.etx.buffer2_size = len - BUF_SIZE_4KiB; + } else { + p->des01.etx.buffer1_size = len; + } + if (likely(csum_flag)) + p->des01.etx.checksum_insertion = cic_full; +} + +static void gmac_clear_tx_ic(struct dma_desc *p) +{ + p->des01.etx.interrupt = 0; +} + +static void gmac_close_tx_desc(struct dma_desc *p) +{ + p->des01.etx.last_segment = 1; + p->des01.etx.interrupt = 1; +} + +static int gmac_get_rx_frame_len(struct dma_desc *p) +{ + return p->des01.erx.frame_length; +} + +struct stmmac_ops gmac_driver = { + .core_init = gmac_core_init, + .dump_mac_regs = gmac_dump_regs, + .dma_init = gmac_dma_init, + .dump_dma_regs = gmac_dump_dma_regs, + .dma_mode = gmac_dma_operation_mode, + .dma_diagnostic_fr = gmac_dma_diagnostic_fr, + .tx_status = gmac_get_tx_frame_status, + .rx_status = gmac_get_rx_frame_status, + .get_tx_len = gmac_get_tx_len, + .set_filter = gmac_set_filter, + .flow_ctrl = gmac_flow_ctrl, + .pmt = gmac_pmt, + .init_rx_desc = gmac_init_rx_desc, + .init_tx_desc = gmac_init_tx_desc, + .get_tx_owner = gmac_get_tx_owner, + .get_rx_owner = gmac_get_rx_owner, + .release_tx_desc = gmac_release_tx_desc, + .prepare_tx_desc = gmac_prepare_tx_desc, + .clear_tx_ic = gmac_clear_tx_ic, + .close_tx_desc = gmac_close_tx_desc, + .get_tx_ls = gmac_get_tx_ls, + .set_tx_owner = gmac_set_tx_owner, + .set_rx_owner = gmac_set_rx_owner, + .get_rx_frame_len = gmac_get_rx_frame_len, + .host_irq_status = gmac_irq_status, + .set_umac_addr = gmac_set_umac_addr, + .get_umac_addr = gmac_get_umac_addr, +}; + +struct mac_device_info *gmac_setup(unsigned long ioaddr) +{ + struct mac_device_info *mac; + u32 uid = readl(ioaddr + GMAC_VERSION); + + pr_info("\tGMAC - user ID: 0x%x, Synopsys ID: 0x%x\n", + ((uid & 0x0000ff00) >> 8), (uid & 0x000000ff)); + + mac = kzalloc(sizeof(const struct mac_device_info), GFP_KERNEL); + + mac->ops = &gmac_driver; + mac->hw.pmt = PMT_SUPPORTED; + mac->hw.link.port = GMAC_CONTROL_PS; + mac->hw.link.duplex = GMAC_CONTROL_DM; + mac->hw.link.speed = GMAC_CONTROL_FES; + mac->hw.mii.addr = GMAC_MII_ADDR; + mac->hw.mii.data = GMAC_MII_DATA; + + return mac; +} diff --git a/drivers/net/stmmac/gmac.h b/drivers/net/stmmac/gmac.h new file mode 100644 index 00000000000..684a363120a --- /dev/null +++ b/drivers/net/stmmac/gmac.h @@ -0,0 +1,204 @@ +/******************************************************************************* + Copyright (C) 2007-2009 STMicroelectronics Ltd + + This program is free software; you can redistribute it and/or modify it + under the terms and conditions of the GNU General Public License, + version 2, as published by the Free Software Foundation. + + This program is distributed in the hope 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 Foundation, Inc., + 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + + The full GNU General Public License is included in this distribution in + the file called "COPYING". + + Author: Giuseppe Cavallaro <peppe.cavallaro@st.com> +*******************************************************************************/ + +#define GMAC_CONTROL 0x00000000 /* Configuration */ +#define GMAC_FRAME_FILTER 0x00000004 /* Frame Filter */ +#define GMAC_HASH_HIGH 0x00000008 /* Multicast Hash Table High */ +#define GMAC_HASH_LOW 0x0000000c /* Multicast Hash Table Low */ +#define GMAC_MII_ADDR 0x00000010 /* MII Address */ +#define GMAC_MII_DATA 0x00000014 /* MII Data */ +#define GMAC_FLOW_CTRL 0x00000018 /* Flow Control */ +#define GMAC_VLAN_TAG 0x0000001c /* VLAN Tag */ +#define GMAC_VERSION 0x00000020 /* GMAC CORE Version */ +#define GMAC_WAKEUP_FILTER 0x00000028 /* Wake-up Frame Filter */ + +#define GMAC_INT_STATUS 0x00000038 /* interrupt status register */ +enum gmac_irq_status { + time_stamp_irq = 0x0200, + mmc_rx_csum_offload_irq = 0x0080, + mmc_tx_irq = 0x0040, + mmc_rx_irq = 0x0020, + mmc_irq = 0x0010, + pmt_irq = 0x0008, + pcs_ane_irq = 0x0004, + pcs_link_irq = 0x0002, + rgmii_irq = 0x0001, +}; +#define GMAC_INT_MASK 0x0000003c /* interrupt mask register */ + +/* PMT Control and Status */ +#define GMAC_PMT 0x0000002c +enum power_event { + pointer_reset = 0x80000000, + global_unicast = 0x00000200, + wake_up_rx_frame = 0x00000040, + magic_frame = 0x00000020, + wake_up_frame_en = 0x00000004, + magic_pkt_en = 0x00000002, + power_down = 0x00000001, +}; + +/* GMAC HW ADDR regs */ +#define GMAC_ADDR_HIGH(reg) (0x00000040+(reg * 8)) +#define GMAC_ADDR_LOW(reg) (0x00000044+(reg * 8)) +#define GMAC_MAX_UNICAST_ADDRESSES 16 + +#define GMAC_AN_CTRL 0x000000c0 /* AN control */ +#define GMAC_AN_STATUS 0x000000c4 /* AN status */ +#define GMAC_ANE_ADV 0x000000c8 /* Auto-Neg. Advertisement */ +#define GMAC_ANE_LINK 0x000000cc /* Auto-Neg. link partener ability */ +#define GMAC_ANE_EXP 0x000000d0 /* ANE expansion */ +#define GMAC_TBI 0x000000d4 /* TBI extend status */ +#define GMAC_GMII_STATUS 0x000000d8 /* S/R-GMII status */ + +/* GMAC Configuration defines */ +#define GMAC_CONTROL_TC 0x01000000 /* Transmit Conf. in RGMII/SGMII */ +#define GMAC_CONTROL_WD 0x00800000 /* Disable Watchdog on receive */ +#define GMAC_CONTROL_JD 0x00400000 /* Jabber disable */ +#define GMAC_CONTROL_BE 0x00200000 /* Frame Burst Enable */ +#define GMAC_CONTROL_JE 0x00100000 /* Jumbo frame */ +enum inter_frame_gap { + GMAC_CONTROL_IFG_88 = 0x00040000, + GMAC_CONTROL_IFG_80 = 0x00020000, + GMAC_CONTROL_IFG_40 = 0x000e0000, +}; +#define GMAC_CONTROL_DCRS 0x00010000 /* Disable carrier sense during tx */ +#define GMAC_CONTROL_PS 0x00008000 /* Port Select 0:GMI 1:MII */ +#define GMAC_CONTROL_FES 0x00004000 /* Speed 0:10 1:100 */ +#define GMAC_CONTROL_DO 0x00002000 /* Disable Rx Own */ +#define GMAC_CONTROL_LM 0x00001000 /* Loop-back mode */ +#define GMAC_CONTROL_DM 0x00000800 /* Duplex Mode */ +#define GMAC_CONTROL_IPC 0x00000400 /* Checksum Offload */ +#define GMAC_CONTROL_DR 0x00000200 /* Disable Retry */ +#define GMAC_CONTROL_LUD 0x00000100 /* Link up/down */ +#define GMAC_CONTROL_ACS 0x00000080 /* Automatic Pad Stripping */ +#define GMAC_CONTROL_DC 0x00000010 /* Deferral Check */ +#define GMAC_CONTROL_TE 0x00000008 /* Transmitter Enable */ +#define GMAC_CONTROL_RE 0x00000004 /* Receiver Enable */ + +#define GMAC_CORE_INIT (GMAC_CONTROL_JD | GMAC_CONTROL_PS | GMAC_CONTROL_ACS | \ + GMAC_CONTROL_IPC | GMAC_CONTROL_JE | GMAC_CONTROL_BE) + +/* GMAC Frame Filter defines */ +#define GMAC_FRAME_FILTER_PR 0x00000001 /* Promiscuous Mode */ +#define GMAC_FRAME_FILTER_HUC 0x00000002 /* Hash Unicast */ +#define GMAC_FRAME_FILTER_HMC 0x00000004 /* Hash Multicast */ +#define GMAC_FRAME_FILTER_DAIF 0x00000008 /* DA Inverse Filtering */ +#define GMAC_FRAME_FILTER_PM 0x00000010 /* Pass all multicast */ +#define GMAC_FRAME_FILTER_DBF 0x00000020 /* Disable Broadcast frames */ +#define GMAC_FRAME_FILTER_SAIF 0x00000100 /* Inverse Filtering */ +#define GMAC_FRAME_FILTER_SAF 0x00000200 /* Source Address Filter */ +#define GMAC_FRAME_FILTER_HPF 0x00000400 /* Hash or perfect Filter */ +#define GMAC_FRAME_FILTER_RA 0x80000000 /* Receive all mode */ +/* GMII ADDR defines */ +#define GMAC_MII_ADDR_WRITE 0x00000002 /* MII Write */ +#define GMAC_MII_ADDR_BUSY 0x00000001 /* MII Busy */ +/* GMAC FLOW CTRL defines */ +#define GMAC_FLOW_CTRL_PT_MASK 0xffff0000 /* Pause Time Mask */ +#define GMAC_FLOW_CTRL_PT_SHIFT 16 +#define GMAC_FLOW_CTRL_RFE 0x00000004 /* Rx Flow Control Enable */ +#define GMAC_FLOW_CTRL_TFE 0x00000002 /* Tx Flow Control Enable */ +#define GMAC_FLOW_CTRL_FCB_BPA 0x00000001 /* Flow Control Busy ... */ + +/*--- DMA BLOCK defines ---*/ +/* DMA Bus Mode register defines */ +#define DMA_BUS_MODE_SFT_RESET 0x00000001 /* Software Reset */ +#define DMA_BUS_MODE_DA 0x00000002 /* Arbitration scheme */ +#define DMA_BUS_MODE_DSL_MASK 0x0000007c /* Descriptor Skip Length */ +#define DMA_BUS_MODE_DSL_SHIFT 2 /* (in DWORDS) */ +/* Programmable burst length (passed thorugh platform)*/ +#define DMA_BUS_MODE_PBL_MASK 0x00003f00 /* Programmable Burst Len */ +#define DMA_BUS_MODE_PBL_SHIFT 8 + +enum rx_tx_priority_ratio { + double_ratio = 0x00004000, /*2:1 */ + triple_ratio = 0x00008000, /*3:1 */ + quadruple_ratio = 0x0000c000, /*4:1 */ +}; + +#define DMA_BUS_MODE_FB 0x00010000 /* Fixed burst */ +#define DMA_BUS_MODE_RPBL_MASK 0x003e0000 /* Rx-Programmable Burst Len */ +#define DMA_BUS_MODE_RPBL_SHIFT 17 +#define DMA_BUS_MODE_USP 0x00800000 +#define DMA_BUS_MODE_4PBL 0x01000000 +#define DMA_BUS_MODE_AAL 0x02000000 + +/* DMA CRS Control and Status Register Mapping */ +#define DMA_HOST_TX_DESC 0x00001048 /* Current Host Tx descriptor */ +#define DMA_HOST_RX_DESC 0x0000104c /* Current Host Rx descriptor */ +/* DMA Bus Mode register defines */ +#define DMA_BUS_PR_RATIO_MASK 0x0000c000 /* Rx/Tx priority ratio */ +#define DMA_BUS_PR_RATIO_SHIFT 14 +#define DMA_BUS_FB 0x00010000 /* Fixed Burst */ + +/* DMA operation mode defines (start/stop tx/rx are placed in common header)*/ +#define DMA_CONTROL_DT 0x04000000 /* Disable Drop TCP/IP csum error */ +#define DMA_CONTROL_RSF 0x02000000 /* Receive Store and Forward */ +#define DMA_CONTROL_DFF 0x01000000 /* Disaable flushing */ +/* Theshold for Activating the FC */ +enum rfa { + act_full_minus_1 = 0x00800000, + act_full_minus_2 = 0x00800200, + act_full_minus_3 = 0x00800400, + act_full_minus_4 = 0x00800600, +}; +/* Theshold for Deactivating the FC */ +enum rfd { + deac_full_minus_1 = 0x00400000, + deac_full_minus_2 = 0x00400800, + deac_full_minus_3 = 0x00401000, + deac_full_minus_4 = 0x00401800, +}; +#define DMA_CONTROL_TSF 0x00200000 /* Transmit Store and Forward */ +#define DMA_CONTROL_FTF 0x00100000 /* Flush transmit FIFO */ + +enum ttc_control { + DMA_CONTROL_TTC_64 = 0x00000000, + DMA_CONTROL_TTC_128 = 0x00004000, + DMA_CONTROL_TTC_192 = 0x00008000, + DMA_CONTROL_TTC_256 = 0x0000c000, + DMA_CONTROL_TTC_40 = 0x00010000, + DMA_CONTROL_TTC_32 = 0x00014000, + DMA_CONTROL_TTC_24 = 0x00018000, + DMA_CONTROL_TTC_16 = 0x0001c000, +}; +#define DMA_CONTROL_TC_TX_MASK 0xfffe3fff + +#define DMA_CONTROL_EFC 0x00000100 +#define DMA_CONTROL_FEF 0x00000080 +#define DMA_CONTROL_FUF 0x00000040 + +enum rtc_control { + DMA_CONTROL_RTC_64 = 0x00000000, + DMA_CONTROL_RTC_32 = 0x00000008, + DMA_CONTROL_RTC_96 = 0x00000010, + DMA_CONTROL_RTC_128 = 0x00000018, +}; +#define DMA_CONTROL_TC_RX_MASK 0xffffffe7 + +#define DMA_CONTROL_OSF 0x00000004 /* Operate on second frame */ + +/* MMC registers offset */ +#define GMAC_MMC_CTRL 0x100 +#define GMAC_MMC_RX_INTR 0x104 +#define GMAC_MMC_TX_INTR 0x108 +#define GMAC_MMC_RX_CSUM_OFFLOAD 0x208 diff --git a/drivers/net/stmmac/mac100.c b/drivers/net/stmmac/mac100.c new file mode 100644 index 00000000000..625171b6062 --- /dev/null +++ b/drivers/net/stmmac/mac100.c @@ -0,0 +1,517 @@ +/******************************************************************************* + This is the driver for the MAC 10/100 on-chip Ethernet controller + currently tested on all the ST boards based on STb7109 and stx7200 SoCs. + + DWC Ether MAC 10/100 Universal version 4.0 has been used for developing + this code. + + Copyright (C) 2007-2009 STMicroelectronics Ltd + + This program is free software; you can redistribute it and/or modify it + under the terms and conditions of the GNU General Public License, + version 2, as published by the Free Software Foundation. + + This program is distributed in the hope 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 Foundation, Inc., + 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + + The full GNU General Public License is included in this distribution in + the file called "COPYING". + + Author: Giuseppe Cavallaro <peppe.cavallaro@st.com> +*******************************************************************************/ + +#include <linux/netdevice.h> +#include <linux/crc32.h> +#include <linux/mii.h> +#include <linux/phy.h> + +#include "common.h" +#include "mac100.h" + +#undef MAC100_DEBUG +/*#define MAC100_DEBUG*/ +#ifdef MAC100_DEBUG +#define DBG(fmt, args...) printk(fmt, ## args) +#else +#define DBG(fmt, args...) do { } while (0) +#endif + +static void mac100_core_init(unsigned long ioaddr) +{ + u32 value = readl(ioaddr + MAC_CONTROL); + + writel((value | MAC_CORE_INIT), ioaddr + MAC_CONTROL); + +#ifdef STMMAC_VLAN_TAG_USED + writel(ETH_P_8021Q, ioaddr + MAC_VLAN1); +#endif + return; +} + +static void mac100_dump_mac_regs(unsigned long ioaddr) +{ + pr_info("\t----------------------------------------------\n" + "\t MAC100 CSR (base addr = 0x%8x)\n" + "\t----------------------------------------------\n", + (unsigned int)ioaddr); + pr_info("\tcontrol reg (offset 0x%x): 0x%08x\n", MAC_CONTROL, + readl(ioaddr + MAC_CONTROL)); + pr_info("\taddr HI (offset 0x%x): 0x%08x\n ", MAC_ADDR_HIGH, + readl(ioaddr + MAC_ADDR_HIGH)); + pr_info("\taddr LO (offset 0x%x): 0x%08x\n", MAC_ADDR_LOW, + readl(ioaddr + MAC_ADDR_LOW)); + pr_info("\tmulticast hash HI (offset 0x%x): 0x%08x\n", + MAC_HASH_HIGH, readl(ioaddr + MAC_HASH_HIGH)); + pr_info("\tmulticast hash LO (offset 0x%x): 0x%08x\n", + MAC_HASH_LOW, readl(ioaddr + MAC_HASH_LOW)); + pr_info("\tflow control (offset 0x%x): 0x%08x\n", + MAC_FLOW_CTRL, readl(ioaddr + MAC_FLOW_CTRL)); + pr_info("\tVLAN1 tag (offset 0x%x): 0x%08x\n", MAC_VLAN1, + readl(ioaddr + MAC_VLAN1)); + pr_info("\tVLAN2 tag (offset 0x%x): 0x%08x\n", MAC_VLAN2, + readl(ioaddr + MAC_VLAN2)); + pr_info("\n\tMAC management counter registers\n"); + pr_info("\t MMC crtl (offset 0x%x): 0x%08x\n", + MMC_CONTROL, readl(ioaddr + MMC_CONTROL)); + pr_info("\t MMC High Interrupt (offset 0x%x): 0x%08x\n", + MMC_HIGH_INTR, readl(ioaddr + MMC_HIGH_INTR)); + pr_info("\t MMC Low Interrupt (offset 0x%x): 0x%08x\n", + MMC_LOW_INTR, readl(ioaddr + MMC_LOW_INTR)); + pr_info("\t MMC High Interrupt Mask (offset 0x%x): 0x%08x\n", + MMC_HIGH_INTR_MASK, readl(ioaddr + MMC_HIGH_INTR_MASK)); + pr_info("\t MMC Low Interrupt Mask (offset 0x%x): 0x%08x\n", + MMC_LOW_INTR_MASK, readl(ioaddr + MMC_LOW_INTR_MASK)); + return; +} + +static int mac100_dma_init(unsigned long ioaddr, int pbl, u32 dma_tx, + u32 dma_rx) +{ + u32 value = readl(ioaddr + DMA_BUS_MODE); + /* DMA SW reset */ + value |= DMA_BUS_MODE_SFT_RESET; + writel(value, ioaddr + DMA_BUS_MODE); + do {} while ((readl(ioaddr + DMA_BUS_MODE) & DMA_BUS_MODE_SFT_RESET)); + + /* Enable Application Access by writing to DMA CSR0 */ + writel(DMA_BUS_MODE_DEFAULT | (pbl << DMA_BUS_MODE_PBL_SHIFT), + ioaddr + DMA_BUS_MODE); + + /* Mask interrupts by writing to CSR7 */ + writel(DMA_INTR_DEFAULT_MASK, ioaddr + DMA_INTR_ENA); + + /* The base address of the RX/TX descriptor lists must be written into + * DMA CSR3 and CSR4, respectively. */ + writel(dma_tx, ioaddr + DMA_TX_BASE_ADDR); + writel(dma_rx, ioaddr + DMA_RCV_BASE_ADDR); + + return 0; +} + +/* Store and Forward capability is not used at all.. + * The transmit threshold can be programmed by + * setting the TTC bits in the DMA control register.*/ +static void mac100_dma_operation_mode(unsigned long ioaddr, int txmode, + int rxmode) +{ + u32 csr6 = readl(ioaddr + DMA_CONTROL); + + if (txmode <= 32) + csr6 |= DMA_CONTROL_TTC_32; + else if (txmode <= 64) + csr6 |= DMA_CONTROL_TTC_64; + else + csr6 |= DMA_CONTROL_TTC_128; + + writel(csr6, ioaddr + DMA_CONTROL); + + return; +} + +static void mac100_dump_dma_regs(unsigned long ioaddr) +{ + int i; + + DBG(KERN_DEBUG "MAC100 DMA CSR \n"); + for (i = 0; i < 9; i++) + pr_debug("\t CSR%d (offset 0x%x): 0x%08x\n", i, + (DMA_BUS_MODE + i * 4), + readl(ioaddr + DMA_BUS_MODE + i * 4)); + DBG(KERN_DEBUG "\t CSR20 (offset 0x%x): 0x%08x\n", + DMA_CUR_TX_BUF_ADDR, readl(ioaddr + DMA_CUR_TX_BUF_ADDR)); + DBG(KERN_DEBUG "\t CSR21 (offset 0x%x): 0x%08x\n", + DMA_CUR_RX_BUF_ADDR, readl(ioaddr + DMA_CUR_RX_BUF_ADDR)); + return; +} + +/* DMA controller has two counters to track the number of + the receive missed frames. */ +static void mac100_dma_diagnostic_fr(void *data, struct stmmac_extra_stats *x, + unsigned long ioaddr) +{ + struct net_device_stats *stats = (struct net_device_stats *)data; + u32 csr8 = readl(ioaddr + DMA_MISSED_FRAME_CTR); + + if (unlikely(csr8)) { + if (csr8 & DMA_MISSED_FRAME_OVE) { + stats->rx_over_errors += 0x800; + x->rx_overflow_cntr += 0x800; + } else { + unsigned int ove_cntr; + ove_cntr = ((csr8 & DMA_MISSED_FRAME_OVE_CNTR) >> 17); + stats->rx_over_errors += ove_cntr; + x->rx_overflow_cntr += ove_cntr; + } + + if (csr8 & DMA_MISSED_FRAME_OVE_M) { + stats->rx_missed_errors += 0xffff; + x->rx_missed_cntr += 0xffff; + } else { + unsigned int miss_f = (csr8 & DMA_MISSED_FRAME_M_CNTR); + stats->rx_missed_errors += miss_f; + x->rx_missed_cntr += miss_f; + } + } + return; +} + +static int mac100_get_tx_frame_status(void *data, struct stmmac_extra_stats *x, + struct dma_desc *p, unsigned long ioaddr) +{ + int ret = 0; + struct net_device_stats *stats = (struct net_device_stats *)data; + + if (unlikely(p->des01.tx.error_summary)) { + if (unlikely(p->des01.tx.underflow_error)) { + x->tx_underflow++; + stats->tx_fifo_errors++; + } + if (unlikely(p->des01.tx.no_carrier)) { + x->tx_carrier++; + stats->tx_carrier_errors++; + } + if (unlikely(p->des01.tx.loss_carrier)) { + x->tx_losscarrier++; + stats->tx_carrier_errors++; + } + if (unlikely((p->des01.tx.excessive_deferral) || + (p->des01.tx.excessive_collisions) || + (p->des01.tx.late_collision))) + stats->collisions += p->des01.tx.collision_count; + ret = -1; + } + if (unlikely(p->des01.tx.heartbeat_fail)) { + x->tx_heartbeat++; + stats->tx_heartbeat_errors++; + ret = -1; + } + if (unlikely(p->des01.tx.deferred)) + x->tx_deferred++; + + return ret; +} + +static int mac100_get_tx_len(struct dma_desc *p) +{ + return p->des01.tx.buffer1_size; +} + +/* This function verifies if each incoming frame has some errors + * and, if required, updates the multicast statistics. + * In case of success, it returns csum_none becasue the device + * is not able to compute the csum in HW. */ +static int mac100_get_rx_frame_status(void *data, struct stmmac_extra_stats *x, + struct dma_desc *p) +{ + int ret = csum_none; + struct net_device_stats *stats = (struct net_device_stats *)data; + + if (unlikely(p->des01.rx.last_descriptor == 0)) { + pr_warning("mac100 Error: Oversized Ethernet " + "frame spanned multiple buffers\n"); + stats->rx_length_errors++; + return discard_frame; + } + + if (unlikely(p->des01.rx.error_summary)) { + if (unlikely(p->des01.rx.descriptor_error)) + x->rx_desc++; + if (unlikely(p->des01.rx.partial_frame_error)) + x->rx_partial++; + if (unlikely(p->des01.rx.run_frame)) + x->rx_runt++; + if (unlikely(p->des01.rx.frame_too_long)) + x->rx_toolong++; + if (unlikely(p->des01.rx.collision)) { + x->rx_collision++; + stats->collisions++; + } + if (unlikely(p->des01.rx.crc_error)) { + x->rx_crc++; + stats->rx_crc_errors++; + } + ret = discard_frame; + } + if (unlikely(p->des01.rx.dribbling)) + ret = discard_frame; + + if (unlikely(p->des01.rx.length_error)) { + x->rx_lenght++; + ret = discard_frame; + } + if (unlikely(p->des01.rx.mii_error)) { + x->rx_mii++; + ret = discard_frame; + } + if (p->des01.rx.multicast_frame) { + x->rx_multicast++; + stats->multicast++; + } + return ret; +} + +static void mac100_irq_status(unsigned long ioaddr) +{ + return; +} + +static void mac100_set_umac_addr(unsigned long ioaddr, unsigned char *addr, + unsigned int reg_n) +{ + stmmac_set_mac_addr(ioaddr, addr, MAC_ADDR_HIGH, MAC_ADDR_LOW); +} + +static void mac100_get_umac_addr(unsigned long ioaddr, unsigned char *addr, + unsigned int reg_n) +{ + stmmac_get_mac_addr(ioaddr, addr, MAC_ADDR_HIGH, MAC_ADDR_LOW); +} + +static void mac100_set_filter(struct net_device *dev) +{ + unsigned long ioaddr = dev->base_addr; + u32 value = readl(ioaddr + MAC_CONTROL); + + if (dev->flags & IFF_PROMISC) { + value |= MAC_CONTROL_PR; + value &= ~(MAC_CONTROL_PM | MAC_CONTROL_IF | MAC_CONTROL_HO | + MAC_CONTROL_HP); + } else if ((dev->mc_count > HASH_TABLE_SIZE) + || (dev->flags & IFF_ALLMULTI)) { + value |= MAC_CONTROL_PM; + value &= ~(MAC_CONTROL_PR | MAC_CONTROL_IF | MAC_CONTROL_HO); + writel(0xffffffff, ioaddr + MAC_HASH_HIGH); + writel(0xffffffff, ioaddr + MAC_HASH_LOW); + } else if (dev->mc_count == 0) { /* no multicast */ + value &= ~(MAC_CONTROL_PM | MAC_CONTROL_PR | MAC_CONTROL_IF | + MAC_CONTROL_HO | MAC_CONTROL_HP); + } else { + int i; + u32 mc_filter[2]; + struct dev_mc_list *mclist; + + /* Perfect filter mode for physical address and Hash + filter for multicast */ + value |= MAC_CONTROL_HP; + value &= ~(MAC_CONTROL_PM | MAC_CONTROL_PR | MAC_CONTROL_IF + | MAC_CONTROL_HO); + + memset(mc_filter, 0, sizeof(mc_filter)); + for (i = 0, mclist = dev->mc_list; + mclist && i < dev->mc_count; i++, mclist = mclist->next) { + /* The upper 6 bits of the calculated CRC are used to + * index the contens of the hash table */ + int bit_nr = + ether_crc(ETH_ALEN, mclist->dmi_addr) >> 26; + /* The most significant bit determines the register to + * use (H/L) while the other 5 bits determine the bit + * within the register. */ + mc_filter[bit_nr >> 5] |= 1 << (bit_nr & 31); + } + writel(mc_filter[0], ioaddr + MAC_HASH_LOW); + writel(mc_filter[1], ioaddr + MAC_HASH_HIGH); + } + + writel(value, ioaddr + MAC_CONTROL); + + DBG(KERN_INFO "%s: CTRL reg: 0x%08x Hash regs: " + "HI 0x%08x, LO 0x%08x\n", + __func__, readl(ioaddr + MAC_CONTROL), + readl(ioaddr + MAC_HASH_HIGH), readl(ioaddr + MAC_HASH_LOW)); + return; +} + +static void mac100_flow_ctrl(unsigned long ioaddr, unsigned int duplex, + unsigned int fc, unsigned int pause_time) +{ + unsigned int flow = MAC_FLOW_CTRL_ENABLE; + + if (duplex) + flow |= (pause_time << MAC_FLOW_CTRL_PT_SHIFT); + writel(flow, ioaddr + MAC_FLOW_CTRL); + + return; +} + +/* No PMT module supported in our SoC for the Ethernet Controller. */ +static void mac100_pmt(unsigned long ioaddr, unsigned long mode) +{ + return; +} + +static void mac100_init_rx_desc(struct dma_desc *p, unsigned int ring_size, + int disable_rx_ic) +{ + int i; + for (i = 0; i < ring_size; i++) { + p->des01.rx.own = 1; + p->des01.rx.buffer1_size = BUF_SIZE_2KiB - 1; + if (i == ring_size - 1) + p->des01.rx.end_ring = 1; + if (disable_rx_ic) + p->des01.rx.disable_ic = 1; + p++; + } + return; +} + +static void mac100_init_tx_desc(struct dma_desc *p, unsigned int ring_size) +{ + int i; + for (i = 0; i < ring_size; i++) { + p->des01.tx.own = 0; + if (i == ring_size - 1) + p->des01.tx.end_ring = 1; + p++; + } + return; +} + +static int mac100_get_tx_owner(struct dma_desc *p) +{ + return p->des01.tx.own; +} + +static int mac100_get_rx_owner(struct dma_desc *p) +{ + return p->des01.rx.own; +} + +static void mac100_set_tx_owner(struct dma_desc *p) +{ + p->des01.tx.own = 1; +} + +static void mac100_set_rx_owner(struct dma_desc *p) +{ + p->des01.rx.own = 1; +} + +static int mac100_get_tx_ls(struct dma_desc *p) +{ + return p->des01.tx.last_segment; +} + +static void mac100_release_tx_desc(struct dma_desc *p) +{ + int ter = p->des01.tx.end_ring; + + /* clean field used within the xmit */ + p->des01.tx.first_segment = 0; + p->des01.tx.last_segment = 0; + p->des01.tx.buffer1_size = 0; + + /* clean status reported */ + p->des01.tx.error_summary = 0; + p->des01.tx.underflow_error = 0; + p->des01.tx.no_carrier = 0; + p->des01.tx.loss_carrier = 0; + p->des01.tx.excessive_deferral = 0; + p->des01.tx.excessive_collisions = 0; + p->des01.tx.late_collision = 0; + p->des01.tx.heartbeat_fail = 0; + p->des01.tx.deferred = 0; + + /* set termination field */ + p->des01.tx.end_ring = ter; + + return; +} + +static void mac100_prepare_tx_desc(struct dma_desc *p, int is_fs, int len, + int csum_flag) +{ + p->des01.tx.first_segment = is_fs; + p->des01.tx.buffer1_size = len; +} + +static void mac100_clear_tx_ic(struct dma_desc *p) +{ + p->des01.tx.interrupt = 0; +} + +static void mac100_close_tx_desc(struct dma_desc *p) +{ + p->des01.tx.last_segment = 1; + p->des01.tx.interrupt = 1; +} + +static int mac100_get_rx_frame_len(struct dma_desc *p) +{ + return p->des01.rx.frame_length; +} + +struct stmmac_ops mac100_driver = { + .core_init = mac100_core_init, + .dump_mac_regs = mac100_dump_mac_regs, + .dma_init = mac100_dma_init, + .dump_dma_regs = mac100_dump_dma_regs, + .dma_mode = mac100_dma_operation_mode, + .dma_diagnostic_fr = mac100_dma_diagnostic_fr, + .tx_status = mac100_get_tx_frame_status, + .rx_status = mac100_get_rx_frame_status, + .get_tx_len = mac100_get_tx_len, + .set_filter = mac100_set_filter, + .flow_ctrl = mac100_flow_ctrl, + .pmt = mac100_pmt, + .init_rx_desc = mac100_init_rx_desc, + .init_tx_desc = mac100_init_tx_desc, + .get_tx_owner = mac100_get_tx_owner, + .get_rx_owner = mac100_get_rx_owner, + .release_tx_desc = mac100_release_tx_desc, + .prepare_tx_desc = mac100_prepare_tx_desc, + .clear_tx_ic = mac100_clear_tx_ic, + .close_tx_desc = mac100_close_tx_desc, + .get_tx_ls = mac100_get_tx_ls, + .set_tx_owner = mac100_set_tx_owner, + .set_rx_owner = mac100_set_rx_owner, + .get_rx_frame_len = mac100_get_rx_frame_len, + .host_irq_status = mac100_irq_status, + .set_umac_addr = mac100_set_umac_addr, + .get_umac_addr = mac100_get_umac_addr, +}; + +struct mac_device_info *mac100_setup(unsigned long ioaddr) +{ + struct mac_device_info *mac; + + mac = kzalloc(sizeof(const struct mac_device_info), GFP_KERNEL); + + pr_info("\tMAC 10/100\n"); + + mac->ops = &mac100_driver; + mac->hw.pmt = PMT_NOT_SUPPORTED; + mac->hw.link.port = MAC_CONTROL_PS; + mac->hw.link.duplex = MAC_CONTROL_F; + mac->hw.link.speed = 0; + mac->hw.mii.addr = MAC_MII_ADDR; + mac->hw.mii.data = MAC_MII_DATA; + + return mac; +} diff --git a/drivers/net/stmmac/mac100.h b/drivers/net/stmmac/mac100.h new file mode 100644 index 00000000000..0f8f110d004 --- /dev/null +++ b/drivers/net/stmmac/mac100.h @@ -0,0 +1,116 @@ +/******************************************************************************* + MAC 10/100 Header File + + Copyright (C) 2007-2009 STMicroelectronics Ltd + + This program is free software; you can redistribute it and/or modify it + under the terms and conditions of the GNU General Public License, + version 2, as published by the Free Software Foundation. + + This program is distributed in the hope 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 Foundation, Inc., + 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + + The full GNU General Public License is included in this distribution in + the file called "COPYING". + + Author: Giuseppe Cavallaro <peppe.cavallaro@st.com> +*******************************************************************************/ + +/*---------------------------------------------------------------------------- + * MAC BLOCK defines + *---------------------------------------------------------------------------*/ +/* MAC CSR offset */ +#define MAC_CONTROL 0x00000000 /* MAC Control */ +#define MAC_ADDR_HIGH 0x00000004 /* MAC Address High */ +#define MAC_ADDR_LOW 0x00000008 /* MAC Address Low */ +#define MAC_HASH_HIGH 0x0000000c /* Multicast Hash Table High */ +#define MAC_HASH_LOW 0x00000010 /* Multicast Hash Table Low */ +#define MAC_MII_ADDR 0x00000014 /* MII Address */ +#define MAC_MII_DATA 0x00000018 /* MII Data */ +#define MAC_FLOW_CTRL 0x0000001c /* Flow Control */ +#define MAC_VLAN1 0x00000020 /* VLAN1 Tag */ +#define MAC_VLAN2 0x00000024 /* VLAN2 Tag */ + +/* MAC CTRL defines */ +#define MAC_CONTROL_RA 0x80000000 /* Receive All Mode */ +#define MAC_CONTROL_BLE 0x40000000 /* Endian Mode */ +#define MAC_CONTROL_HBD 0x10000000 /* Heartbeat Disable */ +#define MAC_CONTROL_PS 0x08000000 /* Port Select */ +#define MAC_CONTROL_DRO 0x00800000 /* Disable Receive Own */ +#define MAC_CONTROL_EXT_LOOPBACK 0x00400000 /* Reserved (ext loopback?) */ +#define MAC_CONTROL_OM 0x00200000 /* Loopback Operating Mode */ +#define MAC_CONTROL_F 0x00100000 /* Full Duplex Mode */ +#define MAC_CONTROL_PM 0x00080000 /* Pass All Multicast */ +#define MAC_CONTROL_PR 0x00040000 /* Promiscuous Mode */ +#define MAC_CONTROL_IF 0x00020000 /* Inverse Filtering */ +#define MAC_CONTROL_PB 0x00010000 /* Pass Bad Frames */ +#define MAC_CONTROL_HO 0x00008000 /* Hash Only Filtering Mode */ +#define MAC_CONTROL_HP 0x00002000 /* Hash/Perfect Filtering Mode */ +#define MAC_CONTROL_LCC 0x00001000 /* Late Collision Control */ +#define MAC_CONTROL_DBF 0x00000800 /* Disable Broadcast Frames */ +#define MAC_CONTROL_DRTY 0x00000400 /* Disable Retry */ +#define MAC_CONTROL_ASTP 0x00000100 /* Automatic Pad Stripping */ +#define MAC_CONTROL_BOLMT_10 0x00000000 /* Back Off Limit 10 */ +#define MAC_CONTROL_BOLMT_8 0x00000040 /* Back Off Limit 8 */ +#define MAC_CONTROL_BOLMT_4 0x00000080 /* Back Off Limit 4 */ +#define MAC_CONTROL_BOLMT_1 0x000000c0 /* Back Off Limit 1 */ +#define MAC_CONTROL_DC 0x00000020 /* Deferral Check */ +#define MAC_CONTROL_TE 0x00000008 /* Transmitter Enable */ +#define MAC_CONTROL_RE 0x00000004 /* Receiver Enable */ + +#define MAC_CORE_INIT (MAC_CONTROL_HBD | MAC_CONTROL_ASTP) + +/* MAC FLOW CTRL defines */ +#define MAC_FLOW_CTRL_PT_MASK 0xffff0000 /* Pause Time Mask */ +#define MAC_FLOW_CTRL_PT_SHIFT 16 +#define MAC_FLOW_CTRL_PASS 0x00000004 /* Pass Control Frames */ +#define MAC_FLOW_CTRL_ENABLE 0x00000002 /* Flow Control Enable */ +#define MAC_FLOW_CTRL_PAUSE 0x00000001 /* Flow Control Busy ... */ + +/* MII ADDR defines */ +#define MAC_MII_ADDR_WRITE 0x00000002 /* MII Write */ +#define MAC_MII_ADDR_BUSY 0x00000001 /* MII Busy */ + +/*---------------------------------------------------------------------------- + * DMA BLOCK defines + *---------------------------------------------------------------------------*/ + +/* DMA Bus Mode register defines */ +#define DMA_BUS_MODE_DBO 0x00100000 /* Descriptor Byte Ordering */ +#define DMA_BUS_MODE_BLE 0x00000080 /* Big Endian/Little Endian */ +#define DMA_BUS_MODE_PBL_MASK 0x00003f00 /* Programmable Burst Len */ +#define DMA_BUS_MODE_PBL_SHIFT 8 +#define DMA_BUS_MODE_DSL_MASK 0x0000007c /* Descriptor Skip Length */ +#define DMA_BUS_MODE_DSL_SHIFT 2 /* (in DWORDS) */ +#define DMA_BUS_MODE_BAR_BUS 0x00000002 /* Bar-Bus Arbitration */ +#define DMA_BUS_MODE_SFT_RESET 0x00000001 /* Software Reset */ +#define DMA_BUS_MODE_DEFAULT 0x00000000 + +/* DMA Control register defines */ +#define DMA_CONTROL_SF 0x00200000 /* Store And Forward */ + +/* Transmit Threshold Control */ +enum ttc_control { + DMA_CONTROL_TTC_DEFAULT = 0x00000000, /* Threshold is 32 DWORDS */ + DMA_CONTROL_TTC_64 = 0x00004000, /* Threshold is 64 DWORDS */ + DMA_CONTROL_TTC_128 = 0x00008000, /* Threshold is 128 DWORDS */ + DMA_CONTROL_TTC_256 = 0x0000c000, /* Threshold is 256 DWORDS */ + DMA_CONTROL_TTC_18 = 0x00400000, /* Threshold is 18 DWORDS */ + DMA_CONTROL_TTC_24 = 0x00404000, /* Threshold is 24 DWORDS */ + DMA_CONTROL_TTC_32 = 0x00408000, /* Threshold is 32 DWORDS */ + DMA_CONTROL_TTC_40 = 0x0040c000, /* Threshold is 40 DWORDS */ + DMA_CONTROL_SE = 0x00000008, /* Stop On Empty */ + DMA_CONTROL_OSF = 0x00000004, /* Operate On 2nd Frame */ +}; + +/* STMAC110 DMA Missed Frame Counter register defines */ +#define DMA_MISSED_FRAME_OVE 0x10000000 /* FIFO Overflow Overflow */ +#define DMA_MISSED_FRAME_OVE_CNTR 0x0ffe0000 /* Overflow Frame Counter */ +#define DMA_MISSED_FRAME_OVE_M 0x00010000 /* Missed Frame Overflow */ +#define DMA_MISSED_FRAME_M_CNTR 0x0000ffff /* Missed Frame Couinter */ diff --git a/drivers/net/stmmac/stmmac.h b/drivers/net/stmmac/stmmac.h new file mode 100644 index 00000000000..6d2eae3040e --- /dev/null +++ b/drivers/net/stmmac/stmmac.h @@ -0,0 +1,98 @@ +/******************************************************************************* + Copyright (C) 2007-2009 STMicroelectronics Ltd + + This program is free software; you can redistribute it and/or modify it + under the terms and conditions of the GNU General Public License, + version 2, as published by the Free Software Foundation. + + This program is distributed in the hope 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 Foundation, Inc., + 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + + The full GNU General Public License is included in this distribution in + the file called "COPYING". + + Author: Giuseppe Cavallaro <peppe.cavallaro@st.com> +*******************************************************************************/ + +#define DRV_MODULE_VERSION "Oct_09" + +#if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE) +#define STMMAC_VLAN_TAG_USED +#include <linux/if_vlan.h> +#endif + +#include "common.h" +#ifdef CONFIG_STMMAC_TIMER +#include "stmmac_timer.h" +#endif + +struct stmmac_priv { + /* Frequently used values are kept adjacent for cache effect */ + struct dma_desc *dma_tx ____cacheline_aligned; + dma_addr_t dma_tx_phy; + struct sk_buff **tx_skbuff; + unsigned int cur_tx; + unsigned int dirty_tx; + unsigned int dma_tx_size; + int tx_coe; + int tx_coalesce; + + struct dma_desc *dma_rx ; + unsigned int cur_rx; + unsigned int dirty_rx; + struct sk_buff **rx_skbuff; + dma_addr_t *rx_skbuff_dma; + struct sk_buff_head rx_recycle; + + struct net_device *dev; + int is_gmac; + dma_addr_t dma_rx_phy; + unsigned int dma_rx_size; + int rx_csum; + unsigned int dma_buf_sz; + struct device *device; + struct mac_device_info *mac_type; + + struct stmmac_extra_stats xstats; + struct napi_struct napi; + + phy_interface_t phy_interface; + int pbl; + int bus_id; + int phy_addr; + int phy_mask; + int (*phy_reset) (void *priv); + void (*fix_mac_speed) (void *priv, unsigned int speed); + void *bsp_priv; + + int phy_irq; + struct phy_device *phydev; + int oldlink; + int speed; + int oldduplex; + unsigned int flow_ctrl; + unsigned int pause; + struct mii_bus *mii; + + u32 msg_enable; + spinlock_t lock; + int wolopts; + int wolenabled; + int shutdown; +#ifdef CONFIG_STMMAC_TIMER + struct stmmac_timer *tm; +#endif +#ifdef STMMAC_VLAN_TAG_USED + struct vlan_group *vlgrp; +#endif +}; + +extern int stmmac_mdio_unregister(struct net_device *ndev); +extern int stmmac_mdio_register(struct net_device *ndev); +extern void stmmac_set_ethtool_ops(struct net_device *netdev); diff --git a/drivers/net/stmmac/stmmac_ethtool.c b/drivers/net/stmmac/stmmac_ethtool.c new file mode 100644 index 00000000000..694ebe6a075 --- /dev/null +++ b/drivers/net/stmmac/stmmac_ethtool.c @@ -0,0 +1,395 @@ +/******************************************************************************* + STMMAC Ethtool support + + Copyright (C) 2007-2009 STMicroelectronics Ltd + + This program is free software; you can redistribute it and/or modify it + under the terms and conditions of the GNU General Public License, + version 2, as published by the Free Software Foundation. + + This program is distributed in the hope 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 Foundation, Inc., + 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + + The full GNU General Public License is included in this distribution in + the file called "COPYING". + + Author: Giuseppe Cavallaro <peppe.cavallaro@st.com> +*******************************************************************************/ + +#include <linux/etherdevice.h> +#include <linux/ethtool.h> +#include <linux/mii.h> +#include <linux/phy.h> + +#include "stmmac.h" + +#define REG_SPACE_SIZE 0x1054 +#define MAC100_ETHTOOL_NAME "st_mac100" +#define GMAC_ETHTOOL_NAME "st_gmac" + +struct stmmac_stats { + char stat_string[ETH_GSTRING_LEN]; + int sizeof_stat; + int stat_offset; +}; + +#define STMMAC_STAT(m) \ + { #m, FIELD_SIZEOF(struct stmmac_extra_stats, m), \ + offsetof(struct stmmac_priv, xstats.m)} + +static const struct stmmac_stats stmmac_gstrings_stats[] = { + STMMAC_STAT(tx_underflow), + STMMAC_STAT(tx_carrier), + STMMAC_STAT(tx_losscarrier), + STMMAC_STAT(tx_heartbeat), + STMMAC_STAT(tx_deferred), + STMMAC_STAT(tx_vlan), + STMMAC_STAT(rx_vlan), + STMMAC_STAT(tx_jabber), + STMMAC_STAT(tx_frame_flushed), + STMMAC_STAT(tx_payload_error), + STMMAC_STAT(tx_ip_header_error), + STMMAC_STAT(rx_desc), + STMMAC_STAT(rx_partial), + STMMAC_STAT(rx_runt), + STMMAC_STAT(rx_toolong), + STMMAC_STAT(rx_collision), + STMMAC_STAT(rx_crc), + STMMAC_STAT(rx_lenght), + STMMAC_STAT(rx_mii), + STMMAC_STAT(rx_multicast), + STMMAC_STAT(rx_gmac_overflow), + STMMAC_STAT(rx_watchdog), + STMMAC_STAT(da_rx_filter_fail), + STMMAC_STAT(sa_rx_filter_fail), + STMMAC_STAT(rx_missed_cntr), + STMMAC_STAT(rx_overflow_cntr), + STMMAC_STAT(tx_undeflow_irq), + STMMAC_STAT(tx_process_stopped_irq), + STMMAC_STAT(tx_jabber_irq), + STMMAC_STAT(rx_overflow_irq), + STMMAC_STAT(rx_buf_unav_irq), + STMMAC_STAT(rx_process_stopped_irq), + STMMAC_STAT(rx_watchdog_irq), + STMMAC_STAT(tx_early_irq), + STMMAC_STAT(fatal_bus_error_irq), + STMMAC_STAT(threshold), + STMMAC_STAT(tx_pkt_n), + STMMAC_STAT(rx_pkt_n), + STMMAC_STAT(poll_n), + STMMAC_STAT(sched_timer_n), + STMMAC_STAT(normal_irq_n), +}; +#define STMMAC_STATS_LEN ARRAY_SIZE(stmmac_gstrings_stats) + +void stmmac_ethtool_getdrvinfo(struct net_device *dev, + struct ethtool_drvinfo *info) +{ + struct stmmac_priv *priv = netdev_priv(dev); + + if (!priv->is_gmac) + strcpy(info->driver, MAC100_ETHTOOL_NAME); + else + strcpy(info->driver, GMAC_ETHTOOL_NAME); + + strcpy(info->version, DRV_MODULE_VERSION); + info->fw_version[0] = '\0'; + info->n_stats = STMMAC_STATS_LEN; + return; +} + +int stmmac_ethtool_getsettings(struct net_device *dev, struct ethtool_cmd *cmd) +{ + struct stmmac_priv *priv = netdev_priv(dev); + struct phy_device *phy = priv->phydev; + int rc; + if (phy == NULL) { + pr_err("%s: %s: PHY is not registered\n", + __func__, dev->name); + return -ENODEV; + } + if (!netif_running(dev)) { + pr_err("%s: interface is disabled: we cannot track " + "link speed / duplex setting\n", dev->name); + return -EBUSY; + } + cmd->transceiver = XCVR_INTERNAL; + spin_lock_irq(&priv->lock); + rc = phy_ethtool_gset(phy, cmd); + spin_unlock_irq(&priv->lock); + return rc; +} + +int stmmac_ethtool_setsettings(struct net_device *dev, struct ethtool_cmd *cmd) +{ + struct stmmac_priv *priv = netdev_priv(dev); + struct phy_device *phy = priv->phydev; + int rc; + + spin_lock(&priv->lock); + rc = phy_ethtool_sset(phy, cmd); + spin_unlock(&priv->lock); + + return rc; +} + +u32 stmmac_ethtool_getmsglevel(struct net_device *dev) +{ + struct stmmac_priv *priv = netdev_priv(dev); + return priv->msg_enable; +} + +void stmmac_ethtool_setmsglevel(struct net_device *dev, u32 level) +{ + struct stmmac_priv *priv = netdev_priv(dev); + priv->msg_enable = level; + +} + +int stmmac_check_if_running(struct net_device *dev) +{ + if (!netif_running(dev)) + return -EBUSY; + return 0; +} + +int stmmac_ethtool_get_regs_len(struct net_device *dev) +{ + return REG_SPACE_SIZE; +} + +void stmmac_ethtool_gregs(struct net_device *dev, + struct ethtool_regs *regs, void *space) +{ + int i; + u32 *reg_space = (u32 *) space; + + struct stmmac_priv *priv = netdev_priv(dev); + + memset(reg_space, 0x0, REG_SPACE_SIZE); + + if (!priv->is_gmac) { + /* MAC registers */ + for (i = 0; i < 12; i++) + reg_space[i] = readl(dev->base_addr + (i * 4)); + /* DMA registers */ + for (i = 0; i < 9; i++) + reg_space[i + 12] = + readl(dev->base_addr + (DMA_BUS_MODE + (i * 4))); + reg_space[22] = readl(dev->base_addr + DMA_CUR_TX_BUF_ADDR); + reg_space[23] = readl(dev->base_addr + DMA_CUR_RX_BUF_ADDR); + } else { + /* MAC registers */ + for (i = 0; i < 55; i++) + reg_space[i] = readl(dev->base_addr + (i * 4)); + /* DMA registers */ + for (i = 0; i < 22; i++) + reg_space[i + 55] = + readl(dev->base_addr + (DMA_BUS_MODE + (i * 4))); + } + + return; +} + +int stmmac_ethtool_set_tx_csum(struct net_device *netdev, u32 data) +{ + if (data) + netdev->features |= NETIF_F_HW_CSUM; + else + netdev->features &= ~NETIF_F_HW_CSUM; + + return 0; +} + +u32 stmmac_ethtool_get_rx_csum(struct net_device *dev) +{ + struct stmmac_priv *priv = netdev_priv(dev); + + return priv->rx_csum; +} + +static void +stmmac_get_pauseparam(struct net_device *netdev, + struct ethtool_pauseparam *pause) +{ + struct stmmac_priv *priv = netdev_priv(netdev); + + spin_lock(&priv->lock); + + pause->rx_pause = 0; + pause->tx_pause = 0; + pause->autoneg = priv->phydev->autoneg; + + if (priv->flow_ctrl & FLOW_RX) + pause->rx_pause = 1; + if (priv->flow_ctrl & FLOW_TX) + pause->tx_pause = 1; + + spin_unlock(&priv->lock); + return; +} + +static int +stmmac_set_pauseparam(struct net_device *netdev, + struct ethtool_pauseparam *pause) +{ + struct stmmac_priv *priv = netdev_priv(netdev); + struct phy_device *phy = priv->phydev; + int new_pause = FLOW_OFF; + int ret = 0; + + spin_lock(&priv->lock); + + if (pause->rx_pause) + new_pause |= FLOW_RX; + if (pause->tx_pause) + new_pause |= FLOW_TX; + + priv->flow_ctrl = new_pause; + + if (phy->autoneg) { + if (netif_running(netdev)) { + struct ethtool_cmd cmd; + /* auto-negotiation automatically restarted */ + cmd.cmd = ETHTOOL_NWAY_RST; + cmd.supported = phy->supported; + cmd.advertising = phy->advertising; + cmd.autoneg = phy->autoneg; + cmd.speed = phy->speed; + cmd.duplex = phy->duplex; + cmd.phy_address = phy->addr; + ret = phy_ethtool_sset(phy, &cmd); + } + } else { + unsigned long ioaddr = netdev->base_addr; + priv->mac_type->ops->flow_ctrl(ioaddr, phy->duplex, + priv->flow_ctrl, priv->pause); + } + spin_unlock(&priv->lock); + return ret; +} + +static void stmmac_get_ethtool_stats(struct net_device *dev, + struct ethtool_stats *dummy, u64 *data) +{ + struct stmmac_priv *priv = netdev_priv(dev); + unsigned long ioaddr = dev->base_addr; + int i; + + /* Update HW stats if supported */ + priv->mac_type->ops->dma_diagnostic_fr(&dev->stats, &priv->xstats, + ioaddr); + + for (i = 0; i < STMMAC_STATS_LEN; i++) { + char *p = (char *)priv + stmmac_gstrings_stats[i].stat_offset; + data[i] = (stmmac_gstrings_stats[i].sizeof_stat == + sizeof(u64)) ? (*(u64 *)p) : (*(u32 *)p); + } + + return; +} + +static int stmmac_get_sset_count(struct net_device *netdev, int sset) +{ + switch (sset) { + case ETH_SS_STATS: + return STMMAC_STATS_LEN; + default: + return -EOPNOTSUPP; + } +} + +static void stmmac_get_strings(struct net_device *dev, u32 stringset, u8 *data) +{ + int i; + u8 *p = data; + + switch (stringset) { + case ETH_SS_STATS: + for (i = 0; i < STMMAC_STATS_LEN; i++) { + memcpy(p, stmmac_gstrings_stats[i].stat_string, + ETH_GSTRING_LEN); + p += ETH_GSTRING_LEN; + } + break; + default: + WARN_ON(1); + break; + } + return; +} + +/* Currently only support WOL through Magic packet. */ +static void stmmac_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) +{ + struct stmmac_priv *priv = netdev_priv(dev); + + spin_lock_irq(&priv->lock); + if (priv->wolenabled == PMT_SUPPORTED) { + wol->supported = WAKE_MAGIC; + wol->wolopts = priv->wolopts; + } + spin_unlock_irq(&priv->lock); +} + +static int stmmac_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol) +{ + struct stmmac_priv *priv = netdev_priv(dev); + u32 support = WAKE_MAGIC; + + if (priv->wolenabled == PMT_NOT_SUPPORTED) + return -EINVAL; + + if (wol->wolopts & ~support) + return -EINVAL; + + if (wol->wolopts == 0) + device_set_wakeup_enable(priv->device, 0); + else + device_set_wakeup_enable(priv->device, 1); + + spin_lock_irq(&priv->lock); + priv->wolopts = wol->wolopts; + spin_unlock_irq(&priv->lock); + + return 0; +} + +static struct ethtool_ops stmmac_ethtool_ops = { + .begin = stmmac_check_if_running, + .get_drvinfo = stmmac_ethtool_getdrvinfo, + .get_settings = stmmac_ethtool_getsettings, + .set_settings = stmmac_ethtool_setsettings, + .get_msglevel = stmmac_ethtool_getmsglevel, + .set_msglevel = stmmac_ethtool_setmsglevel, + .get_regs = stmmac_ethtool_gregs, + .get_regs_len = stmmac_ethtool_get_regs_len, + .get_link = ethtool_op_get_link, + .get_rx_csum = stmmac_ethtool_get_rx_csum, + .get_tx_csum = ethtool_op_get_tx_csum, + .set_tx_csum = stmmac_ethtool_set_tx_csum, + .get_sg = ethtool_op_get_sg, + .set_sg = ethtool_op_set_sg, + .get_pauseparam = stmmac_get_pauseparam, + .set_pauseparam = stmmac_set_pauseparam, + .get_ethtool_stats = stmmac_get_ethtool_stats, + .get_strings = stmmac_get_strings, + .get_wol = stmmac_get_wol, + .set_wol = stmmac_set_wol, + .get_sset_count = stmmac_get_sset_count, +#ifdef NETIF_F_TSO + .get_tso = ethtool_op_get_tso, + .set_tso = ethtool_op_set_tso, +#endif +}; + +void stmmac_set_ethtool_ops(struct net_device *netdev) +{ + SET_ETHTOOL_OPS(netdev, &stmmac_ethtool_ops); +} diff --git a/drivers/net/stmmac/stmmac_main.c b/drivers/net/stmmac/stmmac_main.c new file mode 100644 index 00000000000..c2f14dc9ba2 --- /dev/null +++ b/drivers/net/stmmac/stmmac_main.c @@ -0,0 +1,2204 @@ +/******************************************************************************* + This is the driver for the ST MAC 10/100/1000 on-chip Ethernet controllers. + ST Ethernet IPs are built around a Synopsys IP Core. + + Copyright (C) 2007-2009 STMicroelectronics Ltd + + This program is free software; you can redistribute it and/or modify it + under the terms and conditions of the GNU General Public License, + version 2, as published by the Free Software Foundation. + + This program is distributed in the hope 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 Foundation, Inc., + 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + + The full GNU General Public License is included in this distribution in + the file called "COPYING". + + Author: Giuseppe Cavallaro <peppe.cavallaro@st.com> + + Documentation available at: + http://www.stlinux.com + Support available at: + https://bugzilla.stlinux.com/ +*******************************************************************************/ + +#include <linux/module.h> +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/interrupt.h> +#include <linux/netdevice.h> +#include <linux/etherdevice.h> +#include <linux/platform_device.h> +#include <linux/ip.h> +#include <linux/tcp.h> +#include <linux/skbuff.h> +#include <linux/ethtool.h> +#include <linux/if_ether.h> +#include <linux/crc32.h> +#include <linux/mii.h> +#include <linux/phy.h> +#include <linux/if_vlan.h> +#include <linux/dma-mapping.h> +#include <linux/stm/soc.h> +#include "stmmac.h" + +#define STMMAC_RESOURCE_NAME "stmmaceth" +#define PHY_RESOURCE_NAME "stmmacphy" + +#undef STMMAC_DEBUG +/*#define STMMAC_DEBUG*/ +#ifdef STMMAC_DEBUG +#define DBG(nlevel, klevel, fmt, args...) \ + ((void)(netif_msg_##nlevel(priv) && \ + printk(KERN_##klevel fmt, ## args))) +#else +#define DBG(nlevel, klevel, fmt, args...) do { } while (0) +#endif + +#undef STMMAC_RX_DEBUG +/*#define STMMAC_RX_DEBUG*/ +#ifdef STMMAC_RX_DEBUG +#define RX_DBG(fmt, args...) printk(fmt, ## args) +#else +#define RX_DBG(fmt, args...) do { } while (0) +#endif + +#undef STMMAC_XMIT_DEBUG +/*#define STMMAC_XMIT_DEBUG*/ +#ifdef STMMAC_TX_DEBUG +#define TX_DBG(fmt, args...) printk(fmt, ## args) +#else +#define TX_DBG(fmt, args...) do { } while (0) +#endif + +#define STMMAC_ALIGN(x) L1_CACHE_ALIGN(x) +#define JUMBO_LEN 9000 + +/* Module parameters */ +#define TX_TIMEO 5000 /* default 5 seconds */ +static int watchdog = TX_TIMEO; +module_param(watchdog, int, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(watchdog, "Transmit timeout in milliseconds"); + +static int debug = -1; /* -1: default, 0: no output, 16: all */ +module_param(debug, int, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(debug, "Message Level (0: no output, 16: all)"); + +static int phyaddr = -1; +module_param(phyaddr, int, S_IRUGO); +MODULE_PARM_DESC(phyaddr, "Physical device address"); + +#define DMA_TX_SIZE 256 +static int dma_txsize = DMA_TX_SIZE; +module_param(dma_txsize, int, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(dma_txsize, "Number of descriptors in the TX list"); + +#define DMA_RX_SIZE 256 +static int dma_rxsize = DMA_RX_SIZE; +module_param(dma_rxsize, int, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(dma_rxsize, "Number of descriptors in the RX list"); + +static int flow_ctrl = FLOW_OFF; +module_param(flow_ctrl, int, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(flow_ctrl, "Flow control ability [on/off]"); + +static int pause = PAUSE_TIME; +module_param(pause, int, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(pause, "Flow Control Pause Time"); + +#define TC_DEFAULT 64 +static int tc = TC_DEFAULT; +module_param(tc, int, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(tc, "DMA threshold control value"); + +#define RX_NO_COALESCE 1 /* Always interrupt on completion */ +#define TX_NO_COALESCE -1 /* No moderation by default */ + +/* Pay attention to tune this parameter; take care of both + * hardware capability and network stabitily/performance impact. + * Many tests showed that ~4ms latency seems to be good enough. */ +#ifdef CONFIG_STMMAC_TIMER +#define DEFAULT_PERIODIC_RATE 256 +static int tmrate = DEFAULT_PERIODIC_RATE; +module_param(tmrate, int, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(tmrate, "External timer freq. (default: 256Hz)"); +#endif + +#define DMA_BUFFER_SIZE BUF_SIZE_2KiB +static int buf_sz = DMA_BUFFER_SIZE; +module_param(buf_sz, int, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(buf_sz, "DMA buffer size"); + +/* In case of Giga ETH, we can enable/disable the COE for the + * transmit HW checksum computation. + * Note that, if tx csum is off in HW, SG will be still supported. */ +static int tx_coe = HW_CSUM; +module_param(tx_coe, int, S_IRUGO | S_IWUSR); +MODULE_PARM_DESC(tx_coe, "GMAC COE type 2 [on/off]"); + +static const u32 default_msg_level = (NETIF_MSG_DRV | NETIF_MSG_PROBE | + NETIF_MSG_LINK | NETIF_MSG_IFUP | + NETIF_MSG_IFDOWN | NETIF_MSG_TIMER); + +static irqreturn_t stmmac_interrupt(int irq, void *dev_id); +static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev); + +/** + * stmmac_verify_args - verify the driver parameters. + * Description: it verifies if some wrong parameter is passed to the driver. + * Note that wrong parameters are replaced with the default values. + */ +static void stmmac_verify_args(void) +{ + if (unlikely(watchdog < 0)) + watchdog = TX_TIMEO; + if (unlikely(dma_rxsize < 0)) + dma_rxsize = DMA_RX_SIZE; + if (unlikely(dma_txsize < 0)) + dma_txsize = DMA_TX_SIZE; + if (unlikely((buf_sz < DMA_BUFFER_SIZE) || (buf_sz > BUF_SIZE_16KiB))) + buf_sz = DMA_BUFFER_SIZE; + if (unlikely(flow_ctrl > 1)) + flow_ctrl = FLOW_AUTO; + else if (likely(flow_ctrl < 0)) + flow_ctrl = FLOW_OFF; + if (unlikely((pause < 0) || (pause > 0xffff))) + pause = PAUSE_TIME; + + return; +} + +#if defined(STMMAC_XMIT_DEBUG) || defined(STMMAC_RX_DEBUG) +static void print_pkt(unsigned char *buf, int len) +{ + int j; + pr_info("len = %d byte, buf addr: 0x%p", len, buf); + for (j = 0; j < len; j++) { + if ((j % 16) == 0) + pr_info("\n %03x:", j); + pr_info(" %02x", buf[j]); + } + pr_info("\n"); + return; +} +#endif + +/* minimum number of free TX descriptors required to wake up TX process */ +#define STMMAC_TX_THRESH(x) (x->dma_tx_size/4) + +static inline u32 stmmac_tx_avail(struct stmmac_priv *priv) +{ + return priv->dirty_tx + priv->dma_tx_size - priv->cur_tx - 1; +} + +/** + * stmmac_adjust_link + * @dev: net device structure + * Description: it adjusts the link parameters. + */ +static void stmmac_adjust_link(struct net_device *dev) +{ + struct stmmac_priv *priv = netdev_priv(dev); + struct phy_device *phydev = priv->phydev; + unsigned long ioaddr = dev->base_addr; + unsigned long flags; + int new_state = 0; + unsigned int fc = priv->flow_ctrl, pause_time = priv->pause; + + if (phydev == NULL) + return; + + DBG(probe, DEBUG, "stmmac_adjust_link: called. address %d link %d\n", + phydev->addr, phydev->link); + + spin_lock_irqsave(&priv->lock, flags); + if (phydev->link) { + u32 ctrl = readl(ioaddr + MAC_CTRL_REG); + + /* Now we make sure that we can be in full duplex mode. + * If not, we operate in half-duplex mode. */ + if (phydev->duplex != priv->oldduplex) { + new_state = 1; + if (!(phydev->duplex)) + ctrl &= ~priv->mac_type->hw.link.duplex; + else + ctrl |= priv->mac_type->hw.link.duplex; + priv->oldduplex = phydev->duplex; + } + /* Flow Control operation */ + if (phydev->pause) + priv->mac_type->ops->flow_ctrl(ioaddr, phydev->duplex, + fc, pause_time); + + if (phydev->speed != priv->speed) { + new_state = 1; + switch (phydev->speed) { + case 1000: + if (likely(priv->is_gmac)) + ctrl &= ~priv->mac_type->hw.link.port; + break; + case 100: + case 10: + if (priv->is_gmac) { + ctrl |= priv->mac_type->hw.link.port; + if (phydev->speed == SPEED_100) { + ctrl |= + priv->mac_type->hw.link. + speed; + } else { + ctrl &= + ~(priv->mac_type->hw. + link.speed); + } + } else { + ctrl &= ~priv->mac_type->hw.link.port; + } + priv->fix_mac_speed(priv->bsp_priv, + phydev->speed); + break; + default: + if (netif_msg_link(priv)) + pr_warning("%s: Speed (%d) is not 10" + " or 100!\n", dev->name, phydev->speed); + break; + } + + priv->speed = phydev->speed; + } + + writel(ctrl, ioaddr + MAC_CTRL_REG); + + if (!priv->oldlink) { + new_state = 1; + priv->oldlink = 1; + } + } else if (priv->oldlink) { + new_state = 1; + priv->oldlink = 0; + priv->speed = 0; + priv->oldduplex = -1; + } + + if (new_state && netif_msg_link(priv)) + phy_print_status(phydev); + + spin_unlock_irqrestore(&priv->lock, flags); + + DBG(probe, DEBUG, "stmmac_adjust_link: exiting\n"); +} + +/** + * stmmac_init_phy - PHY initialization + * @dev: net device structure + * Description: it initializes the driver's PHY state, and attaches the PHY + * to the mac driver. + * Return value: + * 0 on success + */ +static int stmmac_init_phy(struct net_device *dev) +{ + struct stmmac_priv *priv = netdev_priv(dev); + struct phy_device *phydev; + char phy_id[BUS_ID_SIZE]; /* PHY to connect */ + char bus_id[BUS_ID_SIZE]; + + priv->oldlink = 0; + priv->speed = 0; + priv->oldduplex = -1; + + if (priv->phy_addr == -1) { + /* We don't have a PHY, so do nothing */ + return 0; + } + + snprintf(bus_id, MII_BUS_ID_SIZE, "%x", priv->bus_id); + snprintf(phy_id, BUS_ID_SIZE, PHY_ID_FMT, bus_id, priv->phy_addr); + pr_debug("stmmac_init_phy: trying to attach to %s\n", phy_id); + + phydev = phy_connect(dev, phy_id, &stmmac_adjust_link, 0, + priv->phy_interface); + + if (IS_ERR(phydev)) { + pr_err("%s: Could not attach to PHY\n", dev->name); + return PTR_ERR(phydev); + } + + /* + * Broken HW is sometimes missing the pull-up resistor on the + * MDIO line, which results in reads to non-existent devices returning + * 0 rather than 0xffff. Catch this here and treat 0 as a non-existent + * device as well. + * Note: phydev->phy_id is the result of reading the UID PHY registers. + */ + if (phydev->phy_id == 0) { + phy_disconnect(phydev); + return -ENODEV; + } + pr_debug("stmmac_init_phy: %s: attached to PHY (UID 0x%x)" + " Link = %d\n", dev->name, phydev->phy_id, phydev->link); + + priv->phydev = phydev; + + return 0; +} + +static inline void stmmac_mac_enable_rx(unsigned long ioaddr) +{ + u32 value = readl(ioaddr + MAC_CTRL_REG); + value |= MAC_RNABLE_RX; + /* Set the RE (receive enable bit into the MAC CTRL register). */ + writel(value, ioaddr + MAC_CTRL_REG); +} + +static inline void stmmac_mac_enable_tx(unsigned long ioaddr) +{ + u32 value = readl(ioaddr + MAC_CTRL_REG); + value |= MAC_ENABLE_TX; + /* Set the TE (transmit enable bit into the MAC CTRL register). */ + writel(value, ioaddr + MAC_CTRL_REG); +} + +static inline void stmmac_mac_disable_rx(unsigned long ioaddr) +{ + u32 value = readl(ioaddr + MAC_CTRL_REG); + value &= ~MAC_RNABLE_RX; + writel(value, ioaddr + MAC_CTRL_REG); +} + +static inline void stmmac_mac_disable_tx(unsigned long ioaddr) +{ + u32 value = readl(ioaddr + MAC_CTRL_REG); + value &= ~MAC_ENABLE_TX; + writel(value, ioaddr + MAC_CTRL_REG); +} + +/** + * display_ring + * @p: pointer to the ring. + * @size: size of the ring. + * Description: display all the descriptors within the ring. + */ +static void display_ring(struct dma_desc *p, int size) +{ + struct tmp_s { + u64 a; + unsigned int b; + unsigned int c; + }; + int i; + for (i = 0; i < size; i++) { + struct tmp_s *x = (struct tmp_s *)(p + i); + pr_info("\t%d [0x%x]: DES0=0x%x DES1=0x%x BUF1=0x%x BUF2=0x%x", + i, (unsigned int)virt_to_phys(&p[i]), + (unsigned int)(x->a), (unsigned int)((x->a) >> 32), + x->b, x->c); + pr_info("\n"); + } +} + +/** + * init_dma_desc_rings - init the RX/TX descriptor rings + * @dev: net device structure + * Description: this function initializes the DMA RX/TX descriptors + * and allocates the socket buffers. + */ +static void init_dma_desc_rings(struct net_device *dev) +{ + int i; + struct stmmac_priv *priv = netdev_priv(dev); + struct sk_buff *skb; + unsigned int txsize = priv->dma_tx_size; + unsigned int rxsize = priv->dma_rx_size; + unsigned int bfsize = priv->dma_buf_sz; + int buff2_needed = 0; + int dis_ic = 0; + +#ifdef CONFIG_STMMAC_TIMER + /* Using Timers disable interrupts on completion for the reception */ + dis_ic = 1; +#endif + /* Set the Buffer size according to the MTU; + * indeed, in case of jumbo we need to bump-up the buffer sizes. + */ + if (unlikely(dev->mtu >= BUF_SIZE_8KiB)) + bfsize = BUF_SIZE_16KiB; + else if (unlikely(dev->mtu >= BUF_SIZE_4KiB)) + bfsize = BUF_SIZE_8KiB; + else if (unlikely(dev->mtu >= BUF_SIZE_2KiB)) + bfsize = BUF_SIZE_4KiB; + else if (unlikely(dev->mtu >= DMA_BUFFER_SIZE)) + bfsize = BUF_SIZE_2KiB; + else + bfsize = DMA_BUFFER_SIZE; + + /* If the MTU exceeds 8k so use the second buffer in the chain */ + if (bfsize >= BUF_SIZE_8KiB) + buff2_needed = 1; + + DBG(probe, INFO, "stmmac: txsize %d, rxsize %d, bfsize %d\n", + txsize, rxsize, bfsize); + + priv->rx_skbuff_dma = kmalloc(rxsize * sizeof(dma_addr_t), GFP_KERNEL); + priv->rx_skbuff = + kmalloc(sizeof(struct sk_buff *) * rxsize, GFP_KERNEL); + priv->dma_rx = + (struct dma_desc *)dma_alloc_coherent(priv->device, + rxsize * + sizeof(struct dma_desc), + &priv->dma_rx_phy, + GFP_KERNEL); + priv->tx_skbuff = kmalloc(sizeof(struct sk_buff *) * txsize, + GFP_KERNEL); + priv->dma_tx = + (struct dma_desc *)dma_alloc_coherent(priv->device, + txsize * + sizeof(struct dma_desc), + &priv->dma_tx_phy, + GFP_KERNEL); + + if ((priv->dma_rx == NULL) || (priv->dma_tx == NULL)) { + pr_err("%s:ERROR allocating the DMA Tx/Rx desc\n", __func__); + return; + } + + DBG(probe, INFO, "stmmac (%s) DMA desc rings: virt addr (Rx %p, " + "Tx %p)\n\tDMA phy addr (Rx 0x%08x, Tx 0x%08x)\n", + dev->name, priv->dma_rx, priv->dma_tx, + (unsigned int)priv->dma_rx_phy, (unsigned int)priv->dma_tx_phy); + + /* RX INITIALIZATION */ + DBG(probe, INFO, "stmmac: SKB addresses:\n" + "skb\t\tskb data\tdma data\n"); + + for (i = 0; i < rxsize; i++) { + struct dma_desc *p = priv->dma_rx + i; + + skb = netdev_alloc_skb_ip_align(dev, bfsize); + if (unlikely(skb == NULL)) { + pr_err("%s: Rx init fails; skb is NULL\n", __func__); + break; + } + priv->rx_skbuff[i] = skb; + priv->rx_skbuff_dma[i] = dma_map_single(priv->device, skb->data, + bfsize, DMA_FROM_DEVICE); + + p->des2 = priv->rx_skbuff_dma[i]; + if (unlikely(buff2_needed)) + p->des3 = p->des2 + BUF_SIZE_8KiB; + DBG(probe, INFO, "[%p]\t[%p]\t[%x]\n", priv->rx_skbuff[i], + priv->rx_skbuff[i]->data, priv->rx_skbuff_dma[i]); + } + priv->cur_rx = 0; + priv->dirty_rx = (unsigned int)(i - rxsize); + priv->dma_buf_sz = bfsize; + buf_sz = bfsize; + + /* TX INITIALIZATION */ + for (i = 0; i < txsize; i++) { + priv->tx_skbuff[i] = NULL; + priv->dma_tx[i].des2 = 0; + } + priv->dirty_tx = 0; + priv->cur_tx = 0; + + /* Clear the Rx/Tx descriptors */ + priv->mac_type->ops->init_rx_desc(priv->dma_rx, rxsize, dis_ic); + priv->mac_type->ops->init_tx_desc(priv->dma_tx, txsize); + + if (netif_msg_hw(priv)) { + pr_info("RX descriptor ring:\n"); + display_ring(priv->dma_rx, rxsize); + pr_info("TX descriptor ring:\n"); + display_ring(priv->dma_tx, txsize); + } + return; +} + +static void dma_free_rx_skbufs(struct stmmac_priv *priv) +{ + int i; + + for (i = 0; i < priv->dma_rx_size; i++) { + if (priv->rx_skbuff[i]) { + dma_unmap_single(priv->device, priv->rx_skbuff_dma[i], + priv->dma_buf_sz, DMA_FROM_DEVICE); + dev_kfree_skb_any(priv->rx_skbuff[i]); + } + priv->rx_skbuff[i] = NULL; + } + return; +} + +static void dma_free_tx_skbufs(struct stmmac_priv *priv) +{ + int i; + + for (i = 0; i < priv->dma_tx_size; i++) { + if (priv->tx_skbuff[i] != NULL) { + struct dma_desc *p = priv->dma_tx + i; + if (p->des2) + dma_unmap_single(priv->device, p->des2, + priv->mac_type->ops->get_tx_len(p), + DMA_TO_DEVICE); + dev_kfree_skb_any(priv->tx_skbuff[i]); + priv->tx_skbuff[i] = NULL; + } + } + return; +} + +static void free_dma_desc_resources(struct stmmac_priv *priv) +{ + /* Release the DMA TX/RX socket buffers */ + dma_free_rx_skbufs(priv); + dma_free_tx_skbufs(priv); + + /* Free the region of consistent memory previously allocated for + * the DMA */ + dma_free_coherent(priv->device, + priv->dma_tx_size * sizeof(struct dma_desc), + priv->dma_tx, priv->dma_tx_phy); + dma_free_coherent(priv->device, + priv->dma_rx_size * sizeof(struct dma_desc), + priv->dma_rx, priv->dma_rx_phy); + kfree(priv->rx_skbuff_dma); + kfree(priv->rx_skbuff); + kfree(priv->tx_skbuff); + + return; +} + +/** + * stmmac_dma_start_tx + * @ioaddr: device I/O address + * Description: this function starts the DMA tx process. + */ +static void stmmac_dma_start_tx(unsigned long ioaddr) +{ + u32 value = readl(ioaddr + DMA_CONTROL); + value |= DMA_CONTROL_ST; + writel(value, ioaddr + DMA_CONTROL); + return; +} + +static void stmmac_dma_stop_tx(unsigned long ioaddr) +{ + u32 value = readl(ioaddr + DMA_CONTROL); + value &= ~DMA_CONTROL_ST; + writel(value, ioaddr + DMA_CONTROL); + return; +} + +/** + * stmmac_dma_start_rx + * @ioaddr: device I/O address + * Description: this function starts the DMA rx process. + */ +static void stmmac_dma_start_rx(unsigned long ioaddr) +{ + u32 value = readl(ioaddr + DMA_CONTROL); + value |= DMA_CONTROL_SR; + writel(value, ioaddr + DMA_CONTROL); + + return; +} + +static void stmmac_dma_stop_rx(unsigned long ioaddr) +{ + u32 value = readl(ioaddr + DMA_CONTROL); + value &= ~DMA_CONTROL_SR; + writel(value, ioaddr + DMA_CONTROL); + + return; +} + +/** + * stmmac_dma_operation_mode - HW DMA operation mode + * @priv : pointer to the private device structure. + * Description: it sets the DMA operation mode: tx/rx DMA thresholds + * or Store-And-Forward capability. It also verifies the COE for the + * transmission in case of Giga ETH. + */ +static void stmmac_dma_operation_mode(struct stmmac_priv *priv) +{ + if (!priv->is_gmac) { + /* MAC 10/100 */ + priv->mac_type->ops->dma_mode(priv->dev->base_addr, tc, 0); + priv->tx_coe = NO_HW_CSUM; + } else { + if ((priv->dev->mtu <= ETH_DATA_LEN) && (tx_coe)) { + priv->mac_type->ops->dma_mode(priv->dev->base_addr, + SF_DMA_MODE, SF_DMA_MODE); + tc = SF_DMA_MODE; + priv->tx_coe = HW_CSUM; + } else { + /* Checksum computation is performed in software. */ + priv->mac_type->ops->dma_mode(priv->dev->base_addr, tc, + SF_DMA_MODE); + priv->tx_coe = NO_HW_CSUM; + } + } + tx_coe = priv->tx_coe; + + return; +} + +#ifdef STMMAC_DEBUG +/** + * show_tx_process_state + * @status: tx descriptor status field + * Description: it shows the Transmit Process State for CSR5[22:20] + */ +static void show_tx_process_state(unsigned int status) +{ + unsigned int state; + state = (status & DMA_STATUS_TS_MASK) >> DMA_STATUS_TS_SHIFT; + + switch (state) { + case 0: + pr_info("- TX (Stopped): Reset or Stop command\n"); + break; + case 1: + pr_info("- TX (Running):Fetching the Tx desc\n"); + break; + case 2: + pr_info("- TX (Running): Waiting for end of tx\n"); + break; + case 3: + pr_info("- TX (Running): Reading the data " + "and queuing the data into the Tx buf\n"); + break; + case 6: + pr_info("- TX (Suspended): Tx Buff Underflow " + "or an unavailable Transmit descriptor\n"); + break; + case 7: + pr_info("- TX (Running): Closing Tx descriptor\n"); + break; + default: + break; + } + return; +} + +/** + * show_rx_process_state + * @status: rx descriptor status field + * Description: it shows the Receive Process State for CSR5[19:17] + */ +static void show_rx_process_state(unsigned int status) +{ + unsigned int state; + state = (status & DMA_STATUS_RS_MASK) >> DMA_STATUS_RS_SHIFT; + + switch (state) { + case 0: + pr_info("- RX (Stopped): Reset or Stop command\n"); + break; + case 1: + pr_info("- RX (Running): Fetching the Rx desc\n"); + break; + case 2: + pr_info("- RX (Running):Checking for end of pkt\n"); + break; + case 3: + pr_info("- RX (Running): Waiting for Rx pkt\n"); + break; + case 4: + pr_info("- RX (Suspended): Unavailable Rx buf\n"); + break; + case 5: + pr_info("- RX (Running): Closing Rx descriptor\n"); + break; + case 6: + pr_info("- RX(Running): Flushing the current frame" + " from the Rx buf\n"); + break; + case 7: + pr_info("- RX (Running): Queuing the Rx frame" + " from the Rx buf into memory\n"); + break; + default: + break; + } + return; +} +#endif + +/** + * stmmac_tx: + * @priv: private driver structure + * Description: it reclaims resources after transmission completes. + */ +static void stmmac_tx(struct stmmac_priv *priv) +{ + unsigned int txsize = priv->dma_tx_size; + unsigned long ioaddr = priv->dev->base_addr; + + while (priv->dirty_tx != priv->cur_tx) { + int last; + unsigned int entry = priv->dirty_tx % txsize; + struct sk_buff *skb = priv->tx_skbuff[entry]; + struct dma_desc *p = priv->dma_tx + entry; + + /* Check if the descriptor is owned by the DMA. */ + if (priv->mac_type->ops->get_tx_owner(p)) + break; + + /* Verify tx error by looking at the last segment */ + last = priv->mac_type->ops->get_tx_ls(p); + if (likely(last)) { + int tx_error = + priv->mac_type->ops->tx_status(&priv->dev->stats, + &priv->xstats, + p, ioaddr); + if (likely(tx_error == 0)) { + priv->dev->stats.tx_packets++; + priv->xstats.tx_pkt_n++; + } else + priv->dev->stats.tx_errors++; + } + TX_DBG("%s: curr %d, dirty %d\n", __func__, + priv->cur_tx, priv->dirty_tx); + + if (likely(p->des2)) + dma_unmap_single(priv->device, p->des2, + priv->mac_type->ops->get_tx_len(p), + DMA_TO_DEVICE); + if (unlikely(p->des3)) + p->des3 = 0; + + if (likely(skb != NULL)) { + /* + * If there's room in the queue (limit it to size) + * we add this skb back into the pool, + * if it's the right size. + */ + if ((skb_queue_len(&priv->rx_recycle) < + priv->dma_rx_size) && + skb_recycle_check(skb, priv->dma_buf_sz)) + __skb_queue_head(&priv->rx_recycle, skb); + else + dev_kfree_skb(skb); + + priv->tx_skbuff[entry] = NULL; + } + + priv->mac_type->ops->release_tx_desc(p); + + entry = (++priv->dirty_tx) % txsize; + } + if (unlikely(netif_queue_stopped(priv->dev) && + stmmac_tx_avail(priv) > STMMAC_TX_THRESH(priv))) { + netif_tx_lock(priv->dev); + if (netif_queue_stopped(priv->dev) && + stmmac_tx_avail(priv) > STMMAC_TX_THRESH(priv)) { + TX_DBG("%s: restart transmit\n", __func__); + netif_wake_queue(priv->dev); + } + netif_tx_unlock(priv->dev); + } + return; +} + +static inline void stmmac_enable_irq(struct stmmac_priv *priv) +{ +#ifndef CONFIG_STMMAC_TIMER + writel(DMA_INTR_DEFAULT_MASK, priv->dev->base_addr + DMA_INTR_ENA); +#else + priv->tm->timer_start(tmrate); +#endif +} + +static inline void stmmac_disable_irq(struct stmmac_priv *priv) +{ +#ifndef CONFIG_STMMAC_TIMER + writel(0, priv->dev->base_addr + DMA_INTR_ENA); +#else + priv->tm->timer_stop(); +#endif +} + +static int stmmac_has_work(struct stmmac_priv *priv) +{ + unsigned int has_work = 0; + int rxret, tx_work = 0; + + rxret = priv->mac_type->ops->get_rx_owner(priv->dma_rx + + (priv->cur_rx % priv->dma_rx_size)); + + if (priv->dirty_tx != priv->cur_tx) + tx_work = 1; + + if (likely(!rxret || tx_work)) + has_work = 1; + + return has_work; +} + +static inline void _stmmac_schedule(struct stmmac_priv *priv) +{ + if (likely(stmmac_has_work(priv))) { + stmmac_disable_irq(priv); + napi_schedule(&priv->napi); + } +} + +#ifdef CONFIG_STMMAC_TIMER +void stmmac_schedule(struct net_device *dev) +{ + struct stmmac_priv *priv = netdev_priv(dev); + + priv->xstats.sched_timer_n++; + + _stmmac_schedule(priv); + + return; +} + +static void stmmac_no_timer_started(unsigned int x) +{; +}; + +static void stmmac_no_timer_stopped(void) +{; +}; +#endif + +/** + * stmmac_tx_err: + * @priv: pointer to the private device structure + * Description: it cleans the descriptors and restarts the transmission + * in case of errors. + */ +static void stmmac_tx_err(struct stmmac_priv *priv) +{ + netif_stop_queue(priv->dev); + + stmmac_dma_stop_tx(priv->dev->base_addr); + dma_free_tx_skbufs(priv); + priv->mac_type->ops->init_tx_desc(priv->dma_tx, priv->dma_tx_size); + priv->dirty_tx = 0; + priv->cur_tx = 0; + stmmac_dma_start_tx(priv->dev->base_addr); + + priv->dev->stats.tx_errors++; + netif_wake_queue(priv->dev); + + return; +} + +/** + * stmmac_dma_interrupt - Interrupt handler for the driver + * @dev: net device structure + * Description: Interrupt handler for the driver (DMA). + */ +static void stmmac_dma_interrupt(struct net_device *dev) +{ + unsigned long ioaddr = dev->base_addr; + struct stmmac_priv *priv = netdev_priv(dev); + /* read the status register (CSR5) */ + u32 intr_status = readl(ioaddr + DMA_STATUS); + + DBG(intr, INFO, "%s: [CSR5: 0x%08x]\n", __func__, intr_status); + +#ifdef STMMAC_DEBUG + /* It displays the DMA transmit process state (CSR5 register) */ + if (netif_msg_tx_done(priv)) + show_tx_process_state(intr_status); + if (netif_msg_rx_status(priv)) + show_rx_process_state(intr_status); +#endif + /* ABNORMAL interrupts */ + if (unlikely(intr_status & DMA_STATUS_AIS)) { + DBG(intr, INFO, "CSR5[15] DMA ABNORMAL IRQ: "); + if (unlikely(intr_status & DMA_STATUS_UNF)) { + DBG(intr, INFO, "transmit underflow\n"); + if (unlikely(tc != SF_DMA_MODE) + && (tc <= 256)) { + /* Try to bump up the threshold */ + tc += 64; + priv->mac_type->ops->dma_mode(ioaddr, tc, + SF_DMA_MODE); + priv->xstats.threshold = tc; + } + stmmac_tx_err(priv); + priv->xstats.tx_undeflow_irq++; + } + if (unlikely(intr_status & DMA_STATUS_TJT)) { + DBG(intr, INFO, "transmit jabber\n"); + priv->xstats.tx_jabber_irq++; + } + if (unlikely(intr_status & DMA_STATUS_OVF)) { + DBG(intr, INFO, "recv overflow\n"); + priv->xstats.rx_overflow_irq++; + } + if (unlikely(intr_status & DMA_STATUS_RU)) { + DBG(intr, INFO, "receive buffer unavailable\n"); + priv->xstats.rx_buf_unav_irq++; + } + if (unlikely(intr_status & DMA_STATUS_RPS)) { + DBG(intr, INFO, "receive process stopped\n"); + priv->xstats.rx_process_stopped_irq++; + } + if (unlikely(intr_status & DMA_STATUS_RWT)) { + DBG(intr, INFO, "receive watchdog\n"); + priv->xstats.rx_watchdog_irq++; + } + if (unlikely(intr_status & DMA_STATUS_ETI)) { + DBG(intr, INFO, "transmit early interrupt\n"); + priv->xstats.tx_early_irq++; + } + if (unlikely(intr_status & DMA_STATUS_TPS)) { + DBG(intr, INFO, "transmit process stopped\n"); + priv->xstats.tx_process_stopped_irq++; + stmmac_tx_err(priv); + } + if (unlikely(intr_status & DMA_STATUS_FBI)) { + DBG(intr, INFO, "fatal bus error\n"); + priv->xstats.fatal_bus_error_irq++; + stmmac_tx_err(priv); + } + } + + /* TX/RX NORMAL interrupts */ + if (intr_status & DMA_STATUS_NIS) { + priv->xstats.normal_irq_n++; + if (likely((intr_status & DMA_STATUS_RI) || + (intr_status & (DMA_STATUS_TI)))) + _stmmac_schedule(priv); + } + + /* Optional hardware blocks, interrupts should be disabled */ + if (unlikely(intr_status & + (DMA_STATUS_GPI | DMA_STATUS_GMI | DMA_STATUS_GLI))) + pr_info("%s: unexpected status %08x\n", __func__, intr_status); + + /* Clear the interrupt by writing a logic 1 to the CSR5[15-0] */ + writel((intr_status & 0x1ffff), ioaddr + DMA_STATUS); + + DBG(intr, INFO, "\n\n"); + + return; +} + +/** + * stmmac_open - open entry point of the driver + * @dev : pointer to the device structure. + * Description: + * This function is the open entry point of the driver. + * Return value: + * 0 on success and an appropriate (-)ve integer as defined in errno.h + * file on failure. + */ +static int stmmac_open(struct net_device *dev) +{ + struct stmmac_priv *priv = netdev_priv(dev); + unsigned long ioaddr = dev->base_addr; + int ret; + + /* Check that the MAC address is valid. If its not, refuse + * to bring the device up. The user must specify an + * address using the following linux command: + * ifconfig eth0 hw ether xx:xx:xx:xx:xx:xx */ + if (!is_valid_ether_addr(dev->dev_addr)) { + random_ether_addr(dev->dev_addr); + pr_warning("%s: generated random MAC address %pM\n", dev->name, + dev->dev_addr); + } + + stmmac_verify_args(); + + ret = stmmac_init_phy(dev); + if (unlikely(ret)) { + pr_err("%s: Cannot attach to PHY (error: %d)\n", __func__, ret); + return ret; + } + + /* Request the IRQ lines */ + ret = request_irq(dev->irq, &stmmac_interrupt, + IRQF_SHARED, dev->name, dev); + if (unlikely(ret < 0)) { + pr_err("%s: ERROR: allocating the IRQ %d (error: %d)\n", + __func__, dev->irq, ret); + return ret; + } + +#ifdef CONFIG_STMMAC_TIMER + priv->tm = kmalloc(sizeof(struct stmmac_timer *), GFP_KERNEL); + if (unlikely(priv->tm == NULL)) { + pr_err("%s: ERROR: timer memory alloc failed \n", __func__); + return -ENOMEM; + } + priv->tm->freq = tmrate; + + /* Test if the HW timer can be actually used. + * In case of failure continue with no timer. */ + if (unlikely((stmmac_open_ext_timer(dev, priv->tm)) < 0)) { + pr_warning("stmmaceth: cannot attach the HW timer\n"); + tmrate = 0; + priv->tm->freq = 0; + priv->tm->timer_start = stmmac_no_timer_started; + priv->tm->timer_stop = stmmac_no_timer_stopped; + } +#endif + + /* Create and initialize the TX/RX descriptors chains. */ + priv->dma_tx_size = STMMAC_ALIGN(dma_txsize); + priv->dma_rx_size = STMMAC_ALIGN(dma_rxsize); + priv->dma_buf_sz = STMMAC_ALIGN(buf_sz); + init_dma_desc_rings(dev); + + /* DMA initialization and SW reset */ + if (unlikely(priv->mac_type->ops->dma_init(ioaddr, + priv->pbl, priv->dma_tx_phy, priv->dma_rx_phy) < 0)) { + + pr_err("%s: DMA initialization failed\n", __func__); + return -1; + } + + /* Copy the MAC addr into the HW */ + priv->mac_type->ops->set_umac_addr(ioaddr, dev->dev_addr, 0); + /* Initialize the MAC Core */ + priv->mac_type->ops->core_init(ioaddr); + + priv->shutdown = 0; + + /* Initialise the MMC (if present) to disable all interrupts. */ + writel(0xffffffff, ioaddr + MMC_HIGH_INTR_MASK); + writel(0xffffffff, ioaddr + MMC_LOW_INTR_MASK); + + /* Enable the MAC Rx/Tx */ + stmmac_mac_enable_rx(ioaddr); + stmmac_mac_enable_tx(ioaddr); + + /* Set the HW DMA mode and the COE */ + stmmac_dma_operation_mode(priv); + + /* Extra statistics */ + memset(&priv->xstats, 0, sizeof(struct stmmac_extra_stats)); + priv->xstats.threshold = tc; + + /* Start the ball rolling... */ + DBG(probe, DEBUG, "%s: DMA RX/TX processes started...\n", dev->name); + stmmac_dma_start_tx(ioaddr); + stmmac_dma_start_rx(ioaddr); + +#ifdef CONFIG_STMMAC_TIMER + priv->tm->timer_start(tmrate); +#endif + /* Dump DMA/MAC registers */ + if (netif_msg_hw(priv)) { + priv->mac_type->ops->dump_mac_regs(ioaddr); + priv->mac_type->ops->dump_dma_regs(ioaddr); + } + + if (priv->phydev) + phy_start(priv->phydev); + + napi_enable(&priv->napi); + skb_queue_head_init(&priv->rx_recycle); + netif_start_queue(dev); + return 0; +} + +/** + * stmmac_release - close entry point of the driver + * @dev : device pointer. + * Description: + * This is the stop entry point of the driver. + */ +static int stmmac_release(struct net_device *dev) +{ + struct stmmac_priv *priv = netdev_priv(dev); + + /* Stop and disconnect the PHY */ + if (priv->phydev) { + phy_stop(priv->phydev); + phy_disconnect(priv->phydev); + priv->phydev = NULL; + } + + netif_stop_queue(dev); + +#ifdef CONFIG_STMMAC_TIMER + /* Stop and release the timer */ + stmmac_close_ext_timer(); + if (priv->tm != NULL) + kfree(priv->tm); +#endif + napi_disable(&priv->napi); + skb_queue_purge(&priv->rx_recycle); + + /* Free the IRQ lines */ + free_irq(dev->irq, dev); + + /* Stop TX/RX DMA and clear the descriptors */ + stmmac_dma_stop_tx(dev->base_addr); + stmmac_dma_stop_rx(dev->base_addr); + + /* Release and free the Rx/Tx resources */ + free_dma_desc_resources(priv); + + /* Disable the MAC core */ + stmmac_mac_disable_tx(dev->base_addr); + stmmac_mac_disable_rx(dev->base_addr); + + netif_carrier_off(dev); + + return 0; +} + +/* + * To perform emulated hardware segmentation on skb. + */ +static int stmmac_sw_tso(struct stmmac_priv *priv, struct sk_buff *skb) +{ + struct sk_buff *segs, *curr_skb; + int gso_segs = skb_shinfo(skb)->gso_segs; + + /* Estimate the number of fragments in the worst case */ + if (unlikely(stmmac_tx_avail(priv) < gso_segs)) { + netif_stop_queue(priv->dev); + TX_DBG(KERN_ERR "%s: TSO BUG! Tx Ring full when queue awake\n", + __func__); + if (stmmac_tx_avail(priv) < gso_segs) + return NETDEV_TX_BUSY; + + netif_wake_queue(priv->dev); + } + TX_DBG("\tstmmac_sw_tso: segmenting: skb %p (len %d)\n", + skb, skb->len); + + segs = skb_gso_segment(skb, priv->dev->features & ~NETIF_F_TSO); + if (unlikely(IS_ERR(segs))) + goto sw_tso_end; + + do { + curr_skb = segs; + segs = segs->next; + TX_DBG("\t\tcurrent skb->len: %d, *curr %p," + "*next %p\n", curr_skb->len, curr_skb, segs); + curr_skb->next = NULL; + stmmac_xmit(curr_skb, priv->dev); + } while (segs); + +sw_tso_end: + dev_kfree_skb(skb); + + return NETDEV_TX_OK; +} + +static unsigned int stmmac_handle_jumbo_frames(struct sk_buff *skb, + struct net_device *dev, + int csum_insertion) +{ + struct stmmac_priv *priv = netdev_priv(dev); + unsigned int nopaged_len = skb_headlen(skb); + unsigned int txsize = priv->dma_tx_size; + unsigned int entry = priv->cur_tx % txsize; + struct dma_desc *desc = priv->dma_tx + entry; + + if (nopaged_len > BUF_SIZE_8KiB) { + + int buf2_size = nopaged_len - BUF_SIZE_8KiB; + + desc->des2 = dma_map_single(priv->device, skb->data, + BUF_SIZE_8KiB, DMA_TO_DEVICE); + desc->des3 = desc->des2 + BUF_SIZE_4KiB; + priv->mac_type->ops->prepare_tx_desc(desc, 1, BUF_SIZE_8KiB, + csum_insertion); + + entry = (++priv->cur_tx) % txsize; + desc = priv->dma_tx + entry; + + desc->des2 = dma_map_single(priv->device, + skb->data + BUF_SIZE_8KiB, + buf2_size, DMA_TO_DEVICE); + desc->des3 = desc->des2 + BUF_SIZE_4KiB; + priv->mac_type->ops->prepare_tx_desc(desc, 0, + buf2_size, csum_insertion); + priv->mac_type->ops->set_tx_owner(desc); + priv->tx_skbuff[entry] = NULL; + } else { + desc->des2 = dma_map_single(priv->device, skb->data, + nopaged_len, DMA_TO_DEVICE); + desc->des3 = desc->des2 + BUF_SIZE_4KiB; + priv->mac_type->ops->prepare_tx_desc(desc, 1, nopaged_len, + csum_insertion); + } + return entry; +} + +/** + * stmmac_xmit: + * @skb : the socket buffer + * @dev : device pointer + * Description : Tx entry point of the driver. + */ +static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev) +{ + struct stmmac_priv *priv = netdev_priv(dev); + unsigned int txsize = priv->dma_tx_size; + unsigned int entry; + int i, csum_insertion = 0; + int nfrags = skb_shinfo(skb)->nr_frags; + struct dma_desc *desc, *first; + + if (unlikely(stmmac_tx_avail(priv) < nfrags + 1)) { + if (!netif_queue_stopped(dev)) { + netif_stop_queue(dev); + /* This is a hard error, log it. */ + pr_err("%s: BUG! Tx Ring full when queue awake\n", + __func__); + } + return NETDEV_TX_BUSY; + } + + entry = priv->cur_tx % txsize; + +#ifdef STMMAC_XMIT_DEBUG + if ((skb->len > ETH_FRAME_LEN) || nfrags) + pr_info("stmmac xmit:\n" + "\tskb addr %p - len: %d - nopaged_len: %d\n" + "\tn_frags: %d - ip_summed: %d - %s gso\n", + skb, skb->len, skb_headlen(skb), nfrags, skb->ip_summed, + !skb_is_gso(skb) ? "isn't" : "is"); +#endif + + if (unlikely(skb_is_gso(skb))) + return stmmac_sw_tso(priv, skb); + + if (likely((skb->ip_summed == CHECKSUM_PARTIAL))) { + if (likely(priv->tx_coe == NO_HW_CSUM)) + skb_checksum_help(skb); + else + csum_insertion = 1; + } + + desc = priv->dma_tx + entry; + first = desc; + +#ifdef STMMAC_XMIT_DEBUG + if ((nfrags > 0) || (skb->len > ETH_FRAME_LEN)) + pr_debug("stmmac xmit: skb len: %d, nopaged_len: %d,\n" + "\t\tn_frags: %d, ip_summed: %d\n", + skb->len, skb_headlen(skb), nfrags, skb->ip_summed); +#endif + priv->tx_skbuff[entry] = skb; + if (unlikely(skb->len >= BUF_SIZE_4KiB)) { + entry = stmmac_handle_jumbo_frames(skb, dev, csum_insertion); + desc = priv->dma_tx + entry; + } else { + unsigned int nopaged_len = skb_headlen(skb); + desc->des2 = dma_map_single(priv->device, skb->data, + nopaged_len, DMA_TO_DEVICE); + priv->mac_type->ops->prepare_tx_desc(desc, 1, nopaged_len, + csum_insertion); + } + + for (i = 0; i < nfrags; i++) { + skb_frag_t *frag = &skb_shinfo(skb)->frags[i]; + int len = frag->size; + + entry = (++priv->cur_tx) % txsize; + desc = priv->dma_tx + entry; + + TX_DBG("\t[entry %d] segment len: %d\n", entry, len); + desc->des2 = dma_map_page(priv->device, frag->page, + frag->page_offset, + len, DMA_TO_DEVICE); + priv->tx_skbuff[entry] = NULL; + priv->mac_type->ops->prepare_tx_desc(desc, 0, len, + csum_insertion); + priv->mac_type->ops->set_tx_owner(desc); + } + + /* Interrupt on completition only for the latest segment */ + priv->mac_type->ops->close_tx_desc(desc); +#ifdef CONFIG_STMMAC_TIMER + /* Clean IC while using timers */ + priv->mac_type->ops->clear_tx_ic(desc); +#endif + /* To avoid raise condition */ + priv->mac_type->ops->set_tx_owner(first); + + priv->cur_tx++; + +#ifdef STMMAC_XMIT_DEBUG + if (netif_msg_pktdata(priv)) { + pr_info("stmmac xmit: current=%d, dirty=%d, entry=%d, " + "first=%p, nfrags=%d\n", + (priv->cur_tx % txsize), (priv->dirty_tx % txsize), + entry, first, nfrags); + display_ring(priv->dma_tx, txsize); + pr_info(">>> frame to be transmitted: "); + print_pkt(skb->data, skb->len); + } +#endif + if (unlikely(stmmac_tx_avail(priv) <= (MAX_SKB_FRAGS + 1))) { + TX_DBG("%s: stop transmitted packets\n", __func__); + netif_stop_queue(dev); + } + + dev->stats.tx_bytes += skb->len; + + /* CSR1 enables the transmit DMA to check for new descriptor */ + writel(1, dev->base_addr + DMA_XMT_POLL_DEMAND); + + return NETDEV_TX_OK; +} + +static inline void stmmac_rx_refill(struct stmmac_priv *priv) +{ + unsigned int rxsize = priv->dma_rx_size; + int bfsize = priv->dma_buf_sz; + struct dma_desc *p = priv->dma_rx; + + for (; priv->cur_rx - priv->dirty_rx > 0; priv->dirty_rx++) { + unsigned int entry = priv->dirty_rx % rxsize; + if (likely(priv->rx_skbuff[entry] == NULL)) { + struct sk_buff *skb; + + skb = __skb_dequeue(&priv->rx_recycle); + if (skb == NULL) + skb = netdev_alloc_skb_ip_align(priv->dev, + bfsize); + + if (unlikely(skb == NULL)) + break; + + priv->rx_skbuff[entry] = skb; + priv->rx_skbuff_dma[entry] = + dma_map_single(priv->device, skb->data, bfsize, + DMA_FROM_DEVICE); + + (p + entry)->des2 = priv->rx_skbuff_dma[entry]; + if (unlikely(priv->is_gmac)) { + if (bfsize >= BUF_SIZE_8KiB) + (p + entry)->des3 = + (p + entry)->des2 + BUF_SIZE_8KiB; + } + RX_DBG(KERN_INFO "\trefill entry #%d\n", entry); + } + priv->mac_type->ops->set_rx_owner(p + entry); + } + return; +} + +static int stmmac_rx(struct stmmac_priv *priv, int limit) +{ + unsigned int rxsize = priv->dma_rx_size; + unsigned int entry = priv->cur_rx % rxsize; + unsigned int next_entry; + unsigned int count = 0; + struct dma_desc *p = priv->dma_rx + entry; + struct dma_desc *p_next; + +#ifdef STMMAC_RX_DEBUG + if (netif_msg_hw(priv)) { + pr_debug(">>> stmmac_rx: descriptor ring:\n"); + display_ring(priv->dma_rx, rxsize); + } +#endif + count = 0; + while (!priv->mac_type->ops->get_rx_owner(p)) { + int status; + + if (count >= limit) + break; + + count++; + + next_entry = (++priv->cur_rx) % rxsize; + p_next = priv->dma_rx + next_entry; + prefetch(p_next); + + /* read the status of the incoming frame */ + status = (priv->mac_type->ops->rx_status(&priv->dev->stats, + &priv->xstats, p)); + if (unlikely(status == discard_frame)) + priv->dev->stats.rx_errors++; + else { + struct sk_buff *skb; + /* Length should omit the CRC */ + int frame_len = + priv->mac_type->ops->get_rx_frame_len(p) - 4; + +#ifdef STMMAC_RX_DEBUG + if (frame_len > ETH_FRAME_LEN) + pr_debug("\tRX frame size %d, COE status: %d\n", + frame_len, status); + + if (netif_msg_hw(priv)) + pr_debug("\tdesc: %p [entry %d] buff=0x%x\n", + p, entry, p->des2); +#endif + skb = priv->rx_skbuff[entry]; + if (unlikely(!skb)) { + pr_err("%s: Inconsistent Rx descriptor chain\n", + priv->dev->name); + priv->dev->stats.rx_dropped++; + break; + } + prefetch(skb->data - NET_IP_ALIGN); + priv->rx_skbuff[entry] = NULL; + + skb_put(skb, frame_len); + dma_unmap_single(priv->device, + priv->rx_skbuff_dma[entry], + priv->dma_buf_sz, DMA_FROM_DEVICE); +#ifdef STMMAC_RX_DEBUG + if (netif_msg_pktdata(priv)) { + pr_info(" frame received (%dbytes)", frame_len); + print_pkt(skb->data, frame_len); + } +#endif + skb->protocol = eth_type_trans(skb, priv->dev); + + if (unlikely(status == csum_none)) { + /* always for the old mac 10/100 */ + skb->ip_summed = CHECKSUM_NONE; + netif_receive_skb(skb); + } else { + skb->ip_summed = CHECKSUM_UNNECESSARY; + napi_gro_receive(&priv->napi, skb); + } + + priv->dev->stats.rx_packets++; + priv->dev->stats.rx_bytes += frame_len; + priv->dev->last_rx = jiffies; + } + entry = next_entry; + p = p_next; /* use prefetched values */ + } + + stmmac_rx_refill(priv); + + priv->xstats.rx_pkt_n += count; + + return count; +} + +/** + * stmmac_poll - stmmac poll method (NAPI) + * @napi : pointer to the napi structure. + * @budget : maximum number of packets that the current CPU can receive from + * all interfaces. + * Description : + * This function implements the the reception process. + * Also it runs the TX completion thread + */ +static int stmmac_poll(struct napi_struct *napi, int budget) +{ + struct stmmac_priv *priv = container_of(napi, struct stmmac_priv, napi); + int work_done = 0; + + priv->xstats.poll_n++; + stmmac_tx(priv); + work_done = stmmac_rx(priv, budget); + + if (work_done < budget) { + napi_complete(napi); + stmmac_enable_irq(priv); + } + return work_done; +} + +/** + * stmmac_tx_timeout + * @dev : Pointer to net device structure + * Description: this function is called when a packet transmission fails to + * complete within a reasonable tmrate. The driver will mark the error in the + * netdev structure and arrange for the device to be reset to a sane state + * in order to transmit a new packet. + */ +static void stmmac_tx_timeout(struct net_device *dev) +{ + struct stmmac_priv *priv = netdev_priv(dev); + + /* Clear Tx resources and restart transmitting again */ + stmmac_tx_err(priv); + return; +} + +/* Configuration changes (passed on by ifconfig) */ +static int stmmac_config(struct net_device *dev, struct ifmap *map) +{ + if (dev->flags & IFF_UP) /* can't act on a running interface */ + return -EBUSY; + + /* Don't allow changing the I/O address */ + if (map->base_addr != dev->base_addr) { + pr_warning("%s: can't change I/O address\n", dev->name); + return -EOPNOTSUPP; + } + + /* Don't allow changing the IRQ */ + if (map->irq != dev->irq) { + pr_warning("%s: can't change IRQ number %d\n", + dev->name, dev->irq); + return -EOPNOTSUPP; + } + + /* ignore other fields */ + return 0; +} + +/** + * stmmac_multicast_list - entry point for multicast addressing + * @dev : pointer to the device structure + * Description: + * This function is a driver entry point which gets called by the kernel + * whenever multicast addresses must be enabled/disabled. + * Return value: + * void. + */ +static void stmmac_multicast_list(struct net_device *dev) +{ + struct stmmac_priv *priv = netdev_priv(dev); + + spin_lock(&priv->lock); + priv->mac_type->ops->set_filter(dev); + spin_unlock(&priv->lock); + return; +} + +/** + * stmmac_change_mtu - entry point to change MTU size for the device. + * @dev : device pointer. + * @new_mtu : the new MTU size for the device. + * Description: the Maximum Transfer Unit (MTU) is used by the network layer + * to drive packet transmission. Ethernet has an MTU of 1500 octets + * (ETH_DATA_LEN). This value can be changed with ifconfig. + * Return value: + * 0 on success and an appropriate (-)ve integer as defined in errno.h + * file on failure. + */ +static int stmmac_change_mtu(struct net_device *dev, int new_mtu) +{ + struct stmmac_priv *priv = netdev_priv(dev); + int max_mtu; + + if (netif_running(dev)) { + pr_err("%s: must be stopped to change its MTU\n", dev->name); + return -EBUSY; + } + + if (priv->is_gmac) + max_mtu = JUMBO_LEN; + else + max_mtu = ETH_DATA_LEN; + + if ((new_mtu < 46) || (new_mtu > max_mtu)) { + pr_err("%s: invalid MTU, max MTU is: %d\n", dev->name, max_mtu); + return -EINVAL; + } + + dev->mtu = new_mtu; + + return 0; +} + +static irqreturn_t stmmac_interrupt(int irq, void *dev_id) +{ + struct net_device *dev = (struct net_device *)dev_id; + struct stmmac_priv *priv = netdev_priv(dev); + + if (unlikely(!dev)) { + pr_err("%s: invalid dev pointer\n", __func__); + return IRQ_NONE; + } + + if (priv->is_gmac) { + unsigned long ioaddr = dev->base_addr; + /* To handle GMAC own interrupts */ + priv->mac_type->ops->host_irq_status(ioaddr); + } + stmmac_dma_interrupt(dev); + + return IRQ_HANDLED; +} + +#ifdef CONFIG_NET_POLL_CONTROLLER +/* Polling receive - used by NETCONSOLE and other diagnostic tools + * to allow network I/O with interrupts disabled. */ +static void stmmac_poll_controller(struct net_device *dev) +{ + disable_irq(dev->irq); + stmmac_interrupt(dev->irq, dev); + enable_irq(dev->irq); +} +#endif + +/** + * stmmac_ioctl - Entry point for the Ioctl + * @dev: Device pointer. + * @rq: An IOCTL specefic structure, that can contain a pointer to + * a proprietary structure used to pass information to the driver. + * @cmd: IOCTL command + * Description: + * Currently there are no special functionality supported in IOCTL, just the + * phy_mii_ioctl(...) can be invoked. + */ +static int stmmac_ioctl(struct net_device *dev, struct ifreq *rq, int cmd) +{ + struct stmmac_priv *priv = netdev_priv(dev); + int ret = -EOPNOTSUPP; + + if (!netif_running(dev)) + return -EINVAL; + + switch (cmd) { + case SIOCGMIIPHY: + case SIOCGMIIREG: + case SIOCSMIIREG: + if (!priv->phydev) + return -EINVAL; + + spin_lock(&priv->lock); + ret = phy_mii_ioctl(priv->phydev, if_mii(rq), cmd); + spin_unlock(&priv->lock); + default: + break; + } + return ret; +} + +#ifdef STMMAC_VLAN_TAG_USED +static void stmmac_vlan_rx_register(struct net_device *dev, + struct vlan_group *grp) +{ + struct stmmac_priv *priv = netdev_priv(dev); + + DBG(probe, INFO, "%s: Setting vlgrp to %p\n", dev->name, grp); + + spin_lock(&priv->lock); + priv->vlgrp = grp; + spin_unlock(&priv->lock); + + return; +} +#endif + +static const struct net_device_ops stmmac_netdev_ops = { + .ndo_open = stmmac_open, + .ndo_start_xmit = stmmac_xmit, + .ndo_stop = stmmac_release, + .ndo_change_mtu = stmmac_change_mtu, + .ndo_set_multicast_list = stmmac_multicast_list, + .ndo_tx_timeout = stmmac_tx_timeout, + .ndo_do_ioctl = stmmac_ioctl, + .ndo_set_config = stmmac_config, +#ifdef STMMAC_VLAN_TAG_USED + .ndo_vlan_rx_register = stmmac_vlan_rx_register, +#endif +#ifdef CONFIG_NET_POLL_CONTROLLER + .ndo_poll_controller = stmmac_poll_controller, +#endif + .ndo_set_mac_address = eth_mac_addr, +}; + +/** + * stmmac_probe - Initialization of the adapter . + * @dev : device pointer + * Description: The function initializes the network device structure for + * the STMMAC driver. It also calls the low level routines + * in order to init the HW (i.e. the DMA engine) + */ +static int stmmac_probe(struct net_device *dev) +{ + int ret = 0; + struct stmmac_priv *priv = netdev_priv(dev); + + ether_setup(dev); + + dev->netdev_ops = &stmmac_netdev_ops; + stmmac_set_ethtool_ops(dev); + + dev->features |= (NETIF_F_SG | NETIF_F_HW_CSUM | NETIF_F_HIGHDMA); + dev->watchdog_timeo = msecs_to_jiffies(watchdog); +#ifdef STMMAC_VLAN_TAG_USED + /* Both mac100 and gmac support receive VLAN tag detection */ + dev->features |= NETIF_F_HW_VLAN_RX; +#endif + priv->msg_enable = netif_msg_init(debug, default_msg_level); + + if (priv->is_gmac) + priv->rx_csum = 1; + + if (flow_ctrl) + priv->flow_ctrl = FLOW_AUTO; /* RX/TX pause on */ + + priv->pause = pause; + netif_napi_add(dev, &priv->napi, stmmac_poll, 64); + + /* Get the MAC address */ + priv->mac_type->ops->get_umac_addr(dev->base_addr, dev->dev_addr, 0); + + if (!is_valid_ether_addr(dev->dev_addr)) + pr_warning("\tno valid MAC address;" + "please, use ifconfig or nwhwconfig!\n"); + + ret = register_netdev(dev); + if (ret) { + pr_err("%s: ERROR %i registering the device\n", + __func__, ret); + return -ENODEV; + } + + DBG(probe, DEBUG, "%s: Scatter/Gather: %s - HW checksums: %s\n", + dev->name, (dev->features & NETIF_F_SG) ? "on" : "off", + (dev->features & NETIF_F_HW_CSUM) ? "on" : "off"); + + spin_lock_init(&priv->lock); + + return ret; +} + +/** + * stmmac_mac_device_setup + * @dev : device pointer + * Description: select and initialise the mac device (mac100 or Gmac). + */ +static int stmmac_mac_device_setup(struct net_device *dev) +{ + struct stmmac_priv *priv = netdev_priv(dev); + unsigned long ioaddr = dev->base_addr; + + struct mac_device_info *device; + + if (priv->is_gmac) + device = gmac_setup(ioaddr); + else + device = mac100_setup(ioaddr); + + if (!device) + return -ENOMEM; + + priv->mac_type = device; + + priv->wolenabled = priv->mac_type->hw.pmt; /* PMT supported */ + if (priv->wolenabled == PMT_SUPPORTED) + priv->wolopts = WAKE_MAGIC; /* Magic Frame */ + + return 0; +} + +static int stmmacphy_dvr_probe(struct platform_device *pdev) +{ + struct plat_stmmacphy_data *plat_dat; + plat_dat = (struct plat_stmmacphy_data *)((pdev->dev).platform_data); + + pr_debug("stmmacphy_dvr_probe: added phy for bus %d\n", + plat_dat->bus_id); + + return 0; +} + +static int stmmacphy_dvr_remove(struct platform_device *pdev) +{ + return 0; +} + +static struct platform_driver stmmacphy_driver = { + .driver = { + .name = PHY_RESOURCE_NAME, + }, + .probe = stmmacphy_dvr_probe, + .remove = stmmacphy_dvr_remove, +}; + +/** + * stmmac_associate_phy + * @dev: pointer to device structure + * @data: points to the private structure. + * Description: Scans through all the PHYs we have registered and checks if + * any are associated with our MAC. If so, then just fill in + * the blanks in our local context structure + */ +static int stmmac_associate_phy(struct device *dev, void *data) +{ + struct stmmac_priv *priv = (struct stmmac_priv *)data; + struct plat_stmmacphy_data *plat_dat; + + plat_dat = (struct plat_stmmacphy_data *)(dev->platform_data); + + DBG(probe, DEBUG, "%s: checking phy for bus %d\n", __func__, + plat_dat->bus_id); + + /* Check that this phy is for the MAC being initialised */ + if (priv->bus_id != plat_dat->bus_id) + return 0; + + /* OK, this PHY is connected to the MAC. + Go ahead and get the parameters */ + DBG(probe, DEBUG, "%s: OK. Found PHY config\n", __func__); + priv->phy_irq = + platform_get_irq_byname(to_platform_device(dev), "phyirq"); + DBG(probe, DEBUG, "%s: PHY irq on bus %d is %d\n", __func__, + plat_dat->bus_id, priv->phy_irq); + + /* Override with kernel parameters if supplied XXX CRS XXX + * this needs to have multiple instances */ + if ((phyaddr >= 0) && (phyaddr <= 31)) + plat_dat->phy_addr = phyaddr; + + priv->phy_addr = plat_dat->phy_addr; + priv->phy_mask = plat_dat->phy_mask; + priv->phy_interface = plat_dat->interface; + priv->phy_reset = plat_dat->phy_reset; + + DBG(probe, DEBUG, "%s: exiting\n", __func__); + return 1; /* forces exit of driver_for_each_device() */ +} + +/** + * stmmac_dvr_probe + * @pdev: platform device pointer + * Description: the driver is initialized through platform_device. + */ +static int stmmac_dvr_probe(struct platform_device *pdev) +{ + int ret = 0; + struct resource *res; + unsigned int *addr = NULL; + struct net_device *ndev = NULL; + struct stmmac_priv *priv; + struct plat_stmmacenet_data *plat_dat; + + pr_info("STMMAC driver:\n\tplatform registration... "); + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + if (!res) { + ret = -ENODEV; + goto out; + } + pr_info("done!\n"); + + if (!request_mem_region(res->start, (res->end - res->start), + pdev->name)) { + pr_err("%s: ERROR: memory allocation failed" + "cannot get the I/O addr 0x%x\n", + __func__, (unsigned int)res->start); + ret = -EBUSY; + goto out; + } + + addr = ioremap(res->start, (res->end - res->start)); + if (!addr) { + pr_err("%s: ERROR: memory mapping failed \n", __func__); + ret = -ENOMEM; + goto out; + } + + ndev = alloc_etherdev(sizeof(struct stmmac_priv)); + if (!ndev) { + pr_err("%s: ERROR: allocating the device\n", __func__); + ret = -ENOMEM; + goto out; + } + + SET_NETDEV_DEV(ndev, &pdev->dev); + + /* Get the MAC information */ + ndev->irq = platform_get_irq_byname(pdev, "macirq"); + if (ndev->irq == -ENXIO) { + pr_err("%s: ERROR: MAC IRQ configuration " + "information not found\n", __func__); + ret = -ENODEV; + goto out; + } + + priv = netdev_priv(ndev); + priv->device = &(pdev->dev); + priv->dev = ndev; + plat_dat = (struct plat_stmmacenet_data *)((pdev->dev).platform_data); + priv->bus_id = plat_dat->bus_id; + priv->pbl = plat_dat->pbl; /* TLI */ + priv->is_gmac = plat_dat->has_gmac; /* GMAC is on board */ + + platform_set_drvdata(pdev, ndev); + + /* Set the I/O base addr */ + ndev->base_addr = (unsigned long)addr; + + /* MAC HW revice detection */ + ret = stmmac_mac_device_setup(ndev); + if (ret < 0) + goto out; + + /* Network Device Registration */ + ret = stmmac_probe(ndev); + if (ret < 0) + goto out; + + /* associate a PHY - it is provided by another platform bus */ + if (!driver_for_each_device + (&(stmmacphy_driver.driver), NULL, (void *)priv, + stmmac_associate_phy)) { + pr_err("No PHY device is associated with this MAC!\n"); + ret = -ENODEV; + goto out; + } + + priv->fix_mac_speed = plat_dat->fix_mac_speed; + priv->bsp_priv = plat_dat->bsp_priv; + + pr_info("\t%s - (dev. name: %s - id: %d, IRQ #%d\n" + "\tIO base addr: 0x%08x)\n", ndev->name, pdev->name, + pdev->id, ndev->irq, (unsigned int)addr); + + /* MDIO bus Registration */ + pr_debug("\tMDIO bus (id: %d)...", priv->bus_id); + ret = stmmac_mdio_register(ndev); + if (ret < 0) + goto out; + pr_debug("registered!\n"); + +out: + if (ret < 0) { + platform_set_drvdata(pdev, NULL); + release_mem_region(res->start, (res->end - res->start)); + if (addr != NULL) + iounmap(addr); + } + + return ret; +} + +/** + * stmmac_dvr_remove + * @pdev: platform device pointer + * Description: this function resets the TX/RX processes, disables the MAC RX/TX + * changes the link status, releases the DMA descriptor rings, + * unregisters the MDIO bus and unmaps the allocated memory. + */ +static int stmmac_dvr_remove(struct platform_device *pdev) +{ + struct net_device *ndev = platform_get_drvdata(pdev); + struct resource *res; + + pr_info("%s:\n\tremoving driver", __func__); + + stmmac_dma_stop_rx(ndev->base_addr); + stmmac_dma_stop_tx(ndev->base_addr); + + stmmac_mac_disable_rx(ndev->base_addr); + stmmac_mac_disable_tx(ndev->base_addr); + + netif_carrier_off(ndev); + + stmmac_mdio_unregister(ndev); + + platform_set_drvdata(pdev, NULL); + unregister_netdev(ndev); + + iounmap((void *)ndev->base_addr); + res = platform_get_resource(pdev, IORESOURCE_MEM, 0); + release_mem_region(res->start, (res->end - res->start)); + + free_netdev(ndev); + + return 0; +} + +#ifdef CONFIG_PM +static int stmmac_suspend(struct platform_device *pdev, pm_message_t state) +{ + struct net_device *dev = platform_get_drvdata(pdev); + struct stmmac_priv *priv = netdev_priv(dev); + int dis_ic = 0; + + if (!dev || !netif_running(dev)) + return 0; + + spin_lock(&priv->lock); + + if (state.event == PM_EVENT_SUSPEND) { + netif_device_detach(dev); + netif_stop_queue(dev); + if (priv->phydev) + phy_stop(priv->phydev); + +#ifdef CONFIG_STMMAC_TIMER + priv->tm->timer_stop(); + dis_ic = 1; +#endif + napi_disable(&priv->napi); + + /* Stop TX/RX DMA */ + stmmac_dma_stop_tx(dev->base_addr); + stmmac_dma_stop_rx(dev->base_addr); + /* Clear the Rx/Tx descriptors */ + priv->mac_type->ops->init_rx_desc(priv->dma_rx, + priv->dma_rx_size, dis_ic); + priv->mac_type->ops->init_tx_desc(priv->dma_tx, + priv->dma_tx_size); + + stmmac_mac_disable_tx(dev->base_addr); + + if (device_may_wakeup(&(pdev->dev))) { + /* Enable Power down mode by programming the PMT regs */ + if (priv->wolenabled == PMT_SUPPORTED) + priv->mac_type->ops->pmt(dev->base_addr, + priv->wolopts); + } else { + stmmac_mac_disable_rx(dev->base_addr); + } + } else { + priv->shutdown = 1; + /* Although this can appear slightly redundant it actually + * makes fast the standby operation and guarantees the driver + * working if hibernation is on media. */ + stmmac_release(dev); + } + + spin_unlock(&priv->lock); + return 0; +} + +static int stmmac_resume(struct platform_device *pdev) +{ + struct net_device *dev = platform_get_drvdata(pdev); + struct stmmac_priv *priv = netdev_priv(dev); + unsigned long ioaddr = dev->base_addr; + + if (!netif_running(dev)) + return 0; + + spin_lock(&priv->lock); + + if (priv->shutdown) { + /* Re-open the interface and re-init the MAC/DMA + and the rings. */ + stmmac_open(dev); + goto out_resume; + } + + /* Power Down bit, into the PM register, is cleared + * automatically as soon as a magic packet or a Wake-up frame + * is received. Anyway, it's better to manually clear + * this bit because it can generate problems while resuming + * from another devices (e.g. serial console). */ + if (device_may_wakeup(&(pdev->dev))) + if (priv->wolenabled == PMT_SUPPORTED) + priv->mac_type->ops->pmt(dev->base_addr, 0); + + netif_device_attach(dev); + + /* Enable the MAC and DMA */ + stmmac_mac_enable_rx(ioaddr); + stmmac_mac_enable_tx(ioaddr); + stmmac_dma_start_tx(ioaddr); + stmmac_dma_start_rx(ioaddr); + +#ifdef CONFIG_STMMAC_TIMER + priv->tm->timer_start(tmrate); +#endif + napi_enable(&priv->napi); + + if (priv->phydev) + phy_start(priv->phydev); + + netif_start_queue(dev); + +out_resume: + spin_unlock(&priv->lock); + return 0; +} +#endif + +static struct platform_driver stmmac_driver = { + .driver = { + .name = STMMAC_RESOURCE_NAME, + }, + .probe = stmmac_dvr_probe, + .remove = stmmac_dvr_remove, +#ifdef CONFIG_PM + .suspend = stmmac_suspend, + .resume = stmmac_resume, +#endif + +}; + +/** + * stmmac_init_module - Entry point for the driver + * Description: This function is the entry point for the driver. + */ +static int __init stmmac_init_module(void) +{ + int ret; + + if (platform_driver_register(&stmmacphy_driver)) { + pr_err("No PHY devices registered!\n"); + return -ENODEV; + } + + ret = platform_driver_register(&stmmac_driver); + return ret; +} + +/** + * stmmac_cleanup_module - Cleanup routine for the driver + * Description: This function is the cleanup routine for the driver. + */ +static void __exit stmmac_cleanup_module(void) +{ + platform_driver_unregister(&stmmacphy_driver); + platform_driver_unregister(&stmmac_driver); +} + +#ifndef MODULE +static int __init stmmac_cmdline_opt(char *str) +{ + char *opt; + + if (!str || !*str) + return -EINVAL; + while ((opt = strsep(&str, ",")) != NULL) { + if (!strncmp(opt, "debug:", 6)) + strict_strtoul(opt + 6, 0, (unsigned long *)&debug); + else if (!strncmp(opt, "phyaddr:", 8)) + strict_strtoul(opt + 8, 0, (unsigned long *)&phyaddr); + else if (!strncmp(opt, "dma_txsize:", 11)) + strict_strtoul(opt + 11, 0, + (unsigned long *)&dma_txsize); + else if (!strncmp(opt, "dma_rxsize:", 11)) + strict_strtoul(opt + 11, 0, + (unsigned long *)&dma_rxsize); + else if (!strncmp(opt, "buf_sz:", 7)) + strict_strtoul(opt + 7, 0, (unsigned long *)&buf_sz); + else if (!strncmp(opt, "tc:", 3)) + strict_strtoul(opt + 3, 0, (unsigned long *)&tc); + else if (!strncmp(opt, "tx_coe:", 7)) + strict_strtoul(opt + 7, 0, (unsigned long *)&tx_coe); + else if (!strncmp(opt, "watchdog:", 9)) + strict_strtoul(opt + 9, 0, (unsigned long *)&watchdog); + else if (!strncmp(opt, "flow_ctrl:", 10)) + strict_strtoul(opt + 10, 0, + (unsigned long *)&flow_ctrl); + else if (!strncmp(opt, "pause:", 6)) + strict_strtoul(opt + 6, 0, (unsigned long *)&pause); +#ifdef CONFIG_STMMAC_TIMER + else if (!strncmp(opt, "tmrate:", 7)) + strict_strtoul(opt + 7, 0, (unsigned long *)&tmrate); +#endif + } + return 0; +} + +__setup("stmmaceth=", stmmac_cmdline_opt); +#endif + +module_init(stmmac_init_module); +module_exit(stmmac_cleanup_module); + +MODULE_DESCRIPTION("STMMAC 10/100/1000 Ethernet driver"); +MODULE_AUTHOR("Giuseppe Cavallaro <peppe.cavallaro@st.com>"); +MODULE_LICENSE("GPL"); diff --git a/drivers/net/stmmac/stmmac_mdio.c b/drivers/net/stmmac/stmmac_mdio.c new file mode 100644 index 00000000000..8498552a22f --- /dev/null +++ b/drivers/net/stmmac/stmmac_mdio.c @@ -0,0 +1,217 @@ +/******************************************************************************* + STMMAC Ethernet Driver -- MDIO bus implementation + Provides Bus interface for MII registers + + Copyright (C) 2007-2009 STMicroelectronics Ltd + + This program is free software; you can redistribute it and/or modify it + under the terms and conditions of the GNU General Public License, + version 2, as published by the Free Software Foundation. + + This program is distributed in the hope 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 Foundation, Inc., + 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + + The full GNU General Public License is included in this distribution in + the file called "COPYING". + + Author: Carl Shaw <carl.shaw@st.com> + Maintainer: Giuseppe Cavallaro <peppe.cavallaro@st.com> +*******************************************************************************/ + +#include <linux/netdevice.h> +#include <linux/mii.h> +#include <linux/phy.h> + +#include "stmmac.h" + +#define MII_BUSY 0x00000001 +#define MII_WRITE 0x00000002 + +/** + * stmmac_mdio_read + * @bus: points to the mii_bus structure + * @phyaddr: MII addr reg bits 15-11 + * @phyreg: MII addr reg bits 10-6 + * Description: it reads data from the MII register from within the phy device. + * For the 7111 GMAC, we must set the bit 0 in the MII address register while + * accessing the PHY registers. + * Fortunately, it seems this has no drawback for the 7109 MAC. + */ +static int stmmac_mdio_read(struct mii_bus *bus, int phyaddr, int phyreg) +{ + struct net_device *ndev = bus->priv; + struct stmmac_priv *priv = netdev_priv(ndev); + unsigned long ioaddr = ndev->base_addr; + unsigned int mii_address = priv->mac_type->hw.mii.addr; + unsigned int mii_data = priv->mac_type->hw.mii.data; + + int data; + u16 regValue = (((phyaddr << 11) & (0x0000F800)) | + ((phyreg << 6) & (0x000007C0))); + regValue |= MII_BUSY; /* in case of GMAC */ + + do {} while (((readl(ioaddr + mii_address)) & MII_BUSY) == 1); + writel(regValue, ioaddr + mii_address); + do {} while (((readl(ioaddr + mii_address)) & MII_BUSY) == 1); + + /* Read the data from the MII data register */ + data = (int)readl(ioaddr + mii_data); + + return data; +} + +/** + * stmmac_mdio_write + * @bus: points to the mii_bus structure + * @phyaddr: MII addr reg bits 15-11 + * @phyreg: MII addr reg bits 10-6 + * @phydata: phy data + * Description: it writes the data into the MII register from within the device. + */ +static int stmmac_mdio_write(struct mii_bus *bus, int phyaddr, int phyreg, + u16 phydata) +{ + struct net_device *ndev = bus->priv; + struct stmmac_priv *priv = netdev_priv(ndev); + unsigned long ioaddr = ndev->base_addr; + unsigned int mii_address = priv->mac_type->hw.mii.addr; + unsigned int mii_data = priv->mac_type->hw.mii.data; + + u16 value = + (((phyaddr << 11) & (0x0000F800)) | ((phyreg << 6) & (0x000007C0))) + | MII_WRITE; + + value |= MII_BUSY; + + /* Wait until any existing MII operation is complete */ + do {} while (((readl(ioaddr + mii_address)) & MII_BUSY) == 1); + + /* Set the MII address register to write */ + writel(phydata, ioaddr + mii_data); + writel(value, ioaddr + mii_address); + + /* Wait until any existing MII operation is complete */ + do {} while (((readl(ioaddr + mii_address)) & MII_BUSY) == 1); + + return 0; +} + +/** + * stmmac_mdio_reset + * @bus: points to the mii_bus structure + * Description: reset the MII bus + */ +static int stmmac_mdio_reset(struct mii_bus *bus) +{ + struct net_device *ndev = bus->priv; + struct stmmac_priv *priv = netdev_priv(ndev); + unsigned long ioaddr = ndev->base_addr; + unsigned int mii_address = priv->mac_type->hw.mii.addr; + + if (priv->phy_reset) { + pr_debug("stmmac_mdio_reset: calling phy_reset\n"); + priv->phy_reset(priv->bsp_priv); + } + + /* This is a workaround for problems with the STE101P PHY. + * It doesn't complete its reset until at least one clock cycle + * on MDC, so perform a dummy mdio read. + */ + writel(0, ioaddr + mii_address); + + return 0; +} + +/** + * stmmac_mdio_register + * @ndev: net device structure + * Description: it registers the MII bus + */ +int stmmac_mdio_register(struct net_device *ndev) +{ + int err = 0; + struct mii_bus *new_bus; + int *irqlist; + struct stmmac_priv *priv = netdev_priv(ndev); + int addr, found; + + new_bus = mdiobus_alloc(); + if (new_bus == NULL) + return -ENOMEM; + + irqlist = kzalloc(sizeof(int) * PHY_MAX_ADDR, GFP_KERNEL); + if (irqlist == NULL) { + err = -ENOMEM; + goto irqlist_alloc_fail; + } + + /* Assign IRQ to phy at address phy_addr */ + if (priv->phy_addr != -1) + irqlist[priv->phy_addr] = priv->phy_irq; + + new_bus->name = "STMMAC MII Bus"; + new_bus->read = &stmmac_mdio_read; + new_bus->write = &stmmac_mdio_write; + new_bus->reset = &stmmac_mdio_reset; + snprintf(new_bus->id, MII_BUS_ID_SIZE, "%x", priv->bus_id); + new_bus->priv = ndev; + new_bus->irq = irqlist; + new_bus->phy_mask = priv->phy_mask; + new_bus->parent = priv->device; + err = mdiobus_register(new_bus); + if (err != 0) { + pr_err("%s: Cannot register as MDIO bus\n", new_bus->name); + goto bus_register_fail; + } + + priv->mii = new_bus; + + found = 0; + for (addr = 0; addr < 32; addr++) { + struct phy_device *phydev = new_bus->phy_map[addr]; + if (phydev) { + if (priv->phy_addr == -1) { + priv->phy_addr = addr; + phydev->irq = priv->phy_irq; + irqlist[addr] = priv->phy_irq; + } + pr_info("%s: PHY ID %08x at %d IRQ %d (%s)%s\n", + ndev->name, phydev->phy_id, addr, + phydev->irq, dev_name(&phydev->dev), + (addr == priv->phy_addr) ? " active" : ""); + found = 1; + } + } + + if (!found) + pr_warning("%s: No PHY found\n", ndev->name); + + return 0; +bus_register_fail: + kfree(irqlist); +irqlist_alloc_fail: + kfree(new_bus); + return err; +} + +/** + * stmmac_mdio_unregister + * @ndev: net device structure + * Description: it unregisters the MII bus + */ +int stmmac_mdio_unregister(struct net_device *ndev) +{ + struct stmmac_priv *priv = netdev_priv(ndev); + + mdiobus_unregister(priv->mii); + priv->mii->priv = NULL; + kfree(priv->mii); + + return 0; +} diff --git a/drivers/net/stmmac/stmmac_timer.c b/drivers/net/stmmac/stmmac_timer.c new file mode 100644 index 00000000000..b838c658207 --- /dev/null +++ b/drivers/net/stmmac/stmmac_timer.c @@ -0,0 +1,140 @@ +/******************************************************************************* + STMMAC external timer support. + + Copyright (C) 2007-2009 STMicroelectronics Ltd + + This program is free software; you can redistribute it and/or modify it + under the terms and conditions of the GNU General Public License, + version 2, as published by the Free Software Foundation. + + This program is distributed in the hope 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 Foundation, Inc., + 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + + The full GNU General Public License is included in this distribution in + the file called "COPYING". + + Author: Giuseppe Cavallaro <peppe.cavallaro@st.com> +*******************************************************************************/ + +#include <linux/kernel.h> +#include <linux/etherdevice.h> +#include "stmmac_timer.h" + +static void stmmac_timer_handler(void *data) +{ + struct net_device *dev = (struct net_device *)data; + + stmmac_schedule(dev); + + return; +} + +#define STMMAC_TIMER_MSG(timer, freq) \ +printk(KERN_INFO "stmmac_timer: %s Timer ON (freq %dHz)\n", timer, freq); + +#if defined(CONFIG_STMMAC_RTC_TIMER) +#include <linux/rtc.h> +static struct rtc_device *stmmac_rtc; +static rtc_task_t stmmac_task; + +static void stmmac_rtc_start(unsigned int new_freq) +{ + rtc_irq_set_freq(stmmac_rtc, &stmmac_task, new_freq); + rtc_irq_set_state(stmmac_rtc, &stmmac_task, 1); + return; +} + +static void stmmac_rtc_stop(void) +{ + rtc_irq_set_state(stmmac_rtc, &stmmac_task, 0); + return; +} + +int stmmac_open_ext_timer(struct net_device *dev, struct stmmac_timer *tm) +{ + stmmac_task.private_data = dev; + stmmac_task.func = stmmac_timer_handler; + + stmmac_rtc = rtc_class_open(CONFIG_RTC_HCTOSYS_DEVICE); + if (stmmac_rtc == NULL) { + pr_error("open rtc device failed\n"); + return -ENODEV; + } + + rtc_irq_register(stmmac_rtc, &stmmac_task); + + /* Periodic mode is not supported */ + if ((rtc_irq_set_freq(stmmac_rtc, &stmmac_task, tm->freq) < 0)) { + pr_error("set periodic failed\n"); + rtc_irq_unregister(stmmac_rtc, &stmmac_task); + rtc_class_close(stmmac_rtc); + return -1; + } + + STMMAC_TIMER_MSG(CONFIG_RTC_HCTOSYS_DEVICE, tm->freq); + + tm->timer_start = stmmac_rtc_start; + tm->timer_stop = stmmac_rtc_stop; + + return 0; +} + +int stmmac_close_ext_timer(void) +{ + rtc_irq_set_state(stmmac_rtc, &stmmac_task, 0); + rtc_irq_unregister(stmmac_rtc, &stmmac_task); + rtc_class_close(stmmac_rtc); + return 0; +} + +#elif defined(CONFIG_STMMAC_TMU_TIMER) +#include <linux/clk.h> +#define TMU_CHANNEL "tmu2_clk" +static struct clk *timer_clock; + +static void stmmac_tmu_start(unsigned int new_freq) +{ + clk_set_rate(timer_clock, new_freq); + clk_enable(timer_clock); + return; +} + +static void stmmac_tmu_stop(void) +{ + clk_disable(timer_clock); + return; +} + +int stmmac_open_ext_timer(struct net_device *dev, struct stmmac_timer *tm) +{ + timer_clock = clk_get(NULL, TMU_CHANNEL); + + if (timer_clock == NULL) + return -1; + + if (tmu2_register_user(stmmac_timer_handler, (void *)dev) < 0) { + timer_clock = NULL; + return -1; + } + + STMMAC_TIMER_MSG("TMU2", tm->freq); + tm->timer_start = stmmac_tmu_start; + tm->timer_stop = stmmac_tmu_stop; + + return 0; +} + +int stmmac_close_ext_timer(void) +{ + clk_disable(timer_clock); + tmu2_unregister_user(); + clk_put(timer_clock); + return 0; +} +#endif diff --git a/drivers/net/stmmac/stmmac_timer.h b/drivers/net/stmmac/stmmac_timer.h new file mode 100644 index 00000000000..f795cae3372 --- /dev/null +++ b/drivers/net/stmmac/stmmac_timer.h @@ -0,0 +1,41 @@ +/******************************************************************************* + STMMAC external timer Header File. + + Copyright (C) 2007-2009 STMicroelectronics Ltd + + This program is free software; you can redistribute it and/or modify it + under the terms and conditions of the GNU General Public License, + version 2, as published by the Free Software Foundation. + + This program is distributed in the hope 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 Foundation, Inc., + 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. + + The full GNU General Public License is included in this distribution in + the file called "COPYING". + + Author: Giuseppe Cavallaro <peppe.cavallaro@st.com> +*******************************************************************************/ + +struct stmmac_timer { + void (*timer_start) (unsigned int new_freq); + void (*timer_stop) (void); + unsigned int freq; +}; + +/* Open the HW timer device and return 0 in case of success */ +int stmmac_open_ext_timer(struct net_device *dev, struct stmmac_timer *tm); +/* Stop the timer and release it */ +int stmmac_close_ext_timer(void); +/* Function used for scheduling task within the stmmac */ +void stmmac_schedule(struct net_device *dev); + +#if defined(CONFIG_STMMAC_TMU_TIMER) +extern int tmu2_register_user(void *fnt, void *data); +extern void tmu2_unregister_user(void); +#endif diff --git a/drivers/net/usb/dm9601.c b/drivers/net/usb/dm9601.c index 72470f77f55..a2b30a10064 100644 --- a/drivers/net/usb/dm9601.c +++ b/drivers/net/usb/dm9601.c @@ -649,6 +649,10 @@ static const struct usb_device_id products[] = { USB_DEVICE(0x0fe6, 0x8101), /* DM9601 USB to Fast Ethernet Adapter */ .driver_info = (unsigned long)&dm9601_info, }, + { + USB_DEVICE(0x0a46, 0x9000), /* DM9000E */ + .driver_info = (unsigned long)&dm9601_info, + }, {}, // END }; diff --git a/drivers/net/usb/pegasus.c b/drivers/net/usb/pegasus.c index 6fdaba8674b..ed4a508ef26 100644 --- a/drivers/net/usb/pegasus.c +++ b/drivers/net/usb/pegasus.c @@ -62,8 +62,11 @@ static char *devid=NULL; static struct usb_eth_dev usb_dev_id[] = { #define PEGASUS_DEV(pn, vid, pid, flags) \ {.name = pn, .vendor = vid, .device = pid, .private = flags}, +#define PEGASUS_DEV_CLASS(pn, vid, pid, dclass, flags) \ + PEGASUS_DEV(pn, vid, pid, flags) #include "pegasus.h" #undef PEGASUS_DEV +#undef PEGASUS_DEV_CLASS {NULL, 0, 0, 0}, {NULL, 0, 0, 0} }; @@ -71,8 +74,18 @@ static struct usb_eth_dev usb_dev_id[] = { static struct usb_device_id pegasus_ids[] = { #define PEGASUS_DEV(pn, vid, pid, flags) \ {.match_flags = USB_DEVICE_ID_MATCH_DEVICE, .idVendor = vid, .idProduct = pid}, +/* + * The Belkin F8T012xx1 bluetooth adaptor has the same vendor and product + * IDs as the Belkin F5D5050, so we need to teach the pegasus driver to + * ignore adaptors belonging to the "Wireless" class 0xE0. For this one + * case anyway, seeing as the pegasus is for "Wired" adaptors. + */ +#define PEGASUS_DEV_CLASS(pn, vid, pid, dclass, flags) \ + {.match_flags = (USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_DEV_CLASS), \ + .idVendor = vid, .idProduct = pid, .bDeviceClass = dclass}, #include "pegasus.h" #undef PEGASUS_DEV +#undef PEGASUS_DEV_CLASS {}, {} }; diff --git a/drivers/net/usb/pegasus.h b/drivers/net/usb/pegasus.h index f968c834ff6..5d02f020073 100644 --- a/drivers/net/usb/pegasus.h +++ b/drivers/net/usb/pegasus.h @@ -202,7 +202,11 @@ PEGASUS_DEV( "AEI USB Fast Ethernet Adapter", VENDOR_AEILAB, 0x1701, DEFAULT_GPIO_RESET | PEGASUS_II ) PEGASUS_DEV( "Allied Telesyn Int. AT-USB100", VENDOR_ALLIEDTEL, 0xb100, DEFAULT_GPIO_RESET | PEGASUS_II ) -PEGASUS_DEV( "Belkin F5D5050 USB Ethernet", VENDOR_BELKIN, 0x0121, +/* + * Distinguish between this Belkin adaptor and the Belkin bluetooth adaptors + * with the same product IDs by checking the device class too. + */ +PEGASUS_DEV_CLASS( "Belkin F5D5050 USB Ethernet", VENDOR_BELKIN, 0x0121, 0x00, DEFAULT_GPIO_RESET | PEGASUS_II ) PEGASUS_DEV( "Billionton USB-100", VENDOR_BILLIONTON, 0x0986, DEFAULT_GPIO_RESET ) diff --git a/drivers/net/usb/rndis_host.c b/drivers/net/usb/rndis_host.c index 0caa8008c51..f56dec6119c 100644 --- a/drivers/net/usb/rndis_host.c +++ b/drivers/net/usb/rndis_host.c @@ -362,12 +362,12 @@ generic_rndis_bind(struct usbnet *dev, struct usb_interface *intf, int flags) retval = -EINVAL; goto halt_fail_and_release; } - dev->hard_mtu = tmp; - net->mtu = dev->hard_mtu - net->hard_header_len; dev_warn(&intf->dev, "dev can't take %u byte packets (max %u), " "adjusting MTU to %u\n", - dev->hard_mtu, tmp, net->mtu); + dev->hard_mtu, tmp, tmp - net->hard_header_len); + dev->hard_mtu = tmp; + net->mtu = dev->hard_mtu - net->hard_header_len; } /* REVISIT: peripheral "alignment" request is ignored ... */ diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c index 8d009760277..05630f2f693 100644 --- a/drivers/net/virtio_net.c +++ b/drivers/net/virtio_net.c @@ -22,7 +22,6 @@ #include <linux/ethtool.h> #include <linux/module.h> #include <linux/virtio.h> -#include <linux/virtio_ids.h> #include <linux/virtio_net.h> #include <linux/scatterlist.h> #include <linux/if_vlan.h> @@ -454,7 +453,7 @@ static unsigned int free_old_xmit_skbs(struct virtnet_info *vi) vi->dev->stats.tx_bytes += skb->len; vi->dev->stats.tx_packets++; tot_sgs += skb_vnet_hdr(skb)->num_sg; - kfree_skb(skb); + dev_kfree_skb_any(skb); } return tot_sgs; } @@ -517,8 +516,7 @@ again: /* Free up any pending old buffers before queueing new ones. */ free_old_xmit_skbs(vi); - /* Put new one in send queue and do transmit */ - __skb_queue_head(&vi->send, skb); + /* Try to transmit */ capacity = xmit_skb(vi, skb); /* This can happen with OOM and indirect buffers. */ @@ -532,8 +530,17 @@ again: } return NETDEV_TX_BUSY; } - vi->svq->vq_ops->kick(vi->svq); + + /* + * Put new one in send queue. You'd expect we'd need this before + * xmit_skb calls add_buf(), since the callback can be triggered + * immediately after that. But since the callback just triggers + * another call back here, normal network xmit locking prevents the + * race. + */ + __skb_queue_head(&vi->send, skb); + /* Don't wait up for transmitted skbs to be freed. */ skb_orphan(skb); nf_reset(skb); diff --git a/drivers/net/vmxnet3/Makefile b/drivers/net/vmxnet3/Makefile new file mode 100644 index 00000000000..880f5098eac --- /dev/null +++ b/drivers/net/vmxnet3/Makefile @@ -0,0 +1,35 @@ +################################################################################ +# +# Linux driver for VMware's vmxnet3 ethernet NIC. +# +# Copyright (C) 2007-2009, VMware, Inc. All Rights Reserved. +# +# 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; version 2 of the License and no 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, GOOD TITLE or +# NON INFRINGEMENT. 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 +# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. +# +# The full GNU General Public License is included in this distribution in +# the file called "COPYING". +# +# Maintained by: Shreyas Bhatewara <pv-drivers@vmware.com> +# +# +################################################################################ + +# +# Makefile for the VMware vmxnet3 ethernet NIC driver +# + +obj-$(CONFIG_VMXNET3) += vmxnet3.o + +vmxnet3-objs := vmxnet3_drv.o vmxnet3_ethtool.o diff --git a/drivers/net/vmxnet3/upt1_defs.h b/drivers/net/vmxnet3/upt1_defs.h new file mode 100644 index 00000000000..37108fb226d --- /dev/null +++ b/drivers/net/vmxnet3/upt1_defs.h @@ -0,0 +1,96 @@ +/* + * Linux driver for VMware's vmxnet3 ethernet NIC. + * + * Copyright (C) 2008-2009, VMware, Inc. All Rights Reserved. + * + * 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; version 2 of the License and no 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, GOOD TITLE or + * NON INFRINGEMENT. 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 + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Maintained by: Shreyas Bhatewara <pv-drivers@vmware.com> + * + */ + +#ifndef _UPT1_DEFS_H +#define _UPT1_DEFS_H + +struct UPT1_TxStats { + u64 TSOPktsTxOK; /* TSO pkts post-segmentation */ + u64 TSOBytesTxOK; + u64 ucastPktsTxOK; + u64 ucastBytesTxOK; + u64 mcastPktsTxOK; + u64 mcastBytesTxOK; + u64 bcastPktsTxOK; + u64 bcastBytesTxOK; + u64 pktsTxError; + u64 pktsTxDiscard; +}; + +struct UPT1_RxStats { + u64 LROPktsRxOK; /* LRO pkts */ + u64 LROBytesRxOK; /* bytes from LRO pkts */ + /* the following counters are for pkts from the wire, i.e., pre-LRO */ + u64 ucastPktsRxOK; + u64 ucastBytesRxOK; + u64 mcastPktsRxOK; + u64 mcastBytesRxOK; + u64 bcastPktsRxOK; + u64 bcastBytesRxOK; + u64 pktsRxOutOfBuf; + u64 pktsRxError; +}; + +/* interrupt moderation level */ +enum { + UPT1_IML_NONE = 0, /* no interrupt moderation */ + UPT1_IML_HIGHEST = 7, /* least intr generated */ + UPT1_IML_ADAPTIVE = 8, /* adpative intr moderation */ +}; +/* values for UPT1_RSSConf.hashFunc */ +enum { + UPT1_RSS_HASH_TYPE_NONE = 0x0, + UPT1_RSS_HASH_TYPE_IPV4 = 0x01, + UPT1_RSS_HASH_TYPE_TCP_IPV4 = 0x02, + UPT1_RSS_HASH_TYPE_IPV6 = 0x04, + UPT1_RSS_HASH_TYPE_TCP_IPV6 = 0x08, +}; + +enum { + UPT1_RSS_HASH_FUNC_NONE = 0x0, + UPT1_RSS_HASH_FUNC_TOEPLITZ = 0x01, +}; + +#define UPT1_RSS_MAX_KEY_SIZE 40 +#define UPT1_RSS_MAX_IND_TABLE_SIZE 128 + +struct UPT1_RSSConf { + u16 hashType; + u16 hashFunc; + u16 hashKeySize; + u16 indTableSize; + u8 hashKey[UPT1_RSS_MAX_KEY_SIZE]; + u8 indTable[UPT1_RSS_MAX_IND_TABLE_SIZE]; +}; + +/* features */ +enum { + UPT1_F_RXCSUM = 0x0001, /* rx csum verification */ + UPT1_F_RSS = 0x0002, + UPT1_F_RXVLAN = 0x0004, /* VLAN tag stripping */ + UPT1_F_LRO = 0x0008, +}; +#endif diff --git a/drivers/net/vmxnet3/vmxnet3_defs.h b/drivers/net/vmxnet3/vmxnet3_defs.h new file mode 100644 index 00000000000..dc8ee4438a4 --- /dev/null +++ b/drivers/net/vmxnet3/vmxnet3_defs.h @@ -0,0 +1,535 @@ +/* + * Linux driver for VMware's vmxnet3 ethernet NIC. + * + * Copyright (C) 2008-2009, VMware, Inc. All Rights Reserved. + * + * 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; version 2 of the License and no 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, GOOD TITLE or + * NON INFRINGEMENT. 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 + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Maintained by: Shreyas Bhatewara <pv-drivers@vmware.com> + * + */ + +#ifndef _VMXNET3_DEFS_H_ +#define _VMXNET3_DEFS_H_ + +#include "upt1_defs.h" + +/* all registers are 32 bit wide */ +/* BAR 1 */ +enum { + VMXNET3_REG_VRRS = 0x0, /* Vmxnet3 Revision Report Selection */ + VMXNET3_REG_UVRS = 0x8, /* UPT Version Report Selection */ + VMXNET3_REG_DSAL = 0x10, /* Driver Shared Address Low */ + VMXNET3_REG_DSAH = 0x18, /* Driver Shared Address High */ + VMXNET3_REG_CMD = 0x20, /* Command */ + VMXNET3_REG_MACL = 0x28, /* MAC Address Low */ + VMXNET3_REG_MACH = 0x30, /* MAC Address High */ + VMXNET3_REG_ICR = 0x38, /* Interrupt Cause Register */ + VMXNET3_REG_ECR = 0x40 /* Event Cause Register */ +}; + +/* BAR 0 */ +enum { + VMXNET3_REG_IMR = 0x0, /* Interrupt Mask Register */ + VMXNET3_REG_TXPROD = 0x600, /* Tx Producer Index */ + VMXNET3_REG_RXPROD = 0x800, /* Rx Producer Index for ring 1 */ + VMXNET3_REG_RXPROD2 = 0xA00 /* Rx Producer Index for ring 2 */ +}; + +#define VMXNET3_PT_REG_SIZE 4096 /* BAR 0 */ +#define VMXNET3_VD_REG_SIZE 4096 /* BAR 1 */ + +#define VMXNET3_REG_ALIGN 8 /* All registers are 8-byte aligned. */ +#define VMXNET3_REG_ALIGN_MASK 0x7 + +/* I/O Mapped access to registers */ +#define VMXNET3_IO_TYPE_PT 0 +#define VMXNET3_IO_TYPE_VD 1 +#define VMXNET3_IO_ADDR(type, reg) (((type) << 24) | ((reg) & 0xFFFFFF)) +#define VMXNET3_IO_TYPE(addr) ((addr) >> 24) +#define VMXNET3_IO_REG(addr) ((addr) & 0xFFFFFF) + +enum { + VMXNET3_CMD_FIRST_SET = 0xCAFE0000, + VMXNET3_CMD_ACTIVATE_DEV = VMXNET3_CMD_FIRST_SET, + VMXNET3_CMD_QUIESCE_DEV, + VMXNET3_CMD_RESET_DEV, + VMXNET3_CMD_UPDATE_RX_MODE, + VMXNET3_CMD_UPDATE_MAC_FILTERS, + VMXNET3_CMD_UPDATE_VLAN_FILTERS, + VMXNET3_CMD_UPDATE_RSSIDT, + VMXNET3_CMD_UPDATE_IML, + VMXNET3_CMD_UPDATE_PMCFG, + VMXNET3_CMD_UPDATE_FEATURE, + VMXNET3_CMD_LOAD_PLUGIN, + + VMXNET3_CMD_FIRST_GET = 0xF00D0000, + VMXNET3_CMD_GET_QUEUE_STATUS = VMXNET3_CMD_FIRST_GET, + VMXNET3_CMD_GET_STATS, + VMXNET3_CMD_GET_LINK, + VMXNET3_CMD_GET_PERM_MAC_LO, + VMXNET3_CMD_GET_PERM_MAC_HI, + VMXNET3_CMD_GET_DID_LO, + VMXNET3_CMD_GET_DID_HI, + VMXNET3_CMD_GET_DEV_EXTRA_INFO, + VMXNET3_CMD_GET_CONF_INTR +}; + +struct Vmxnet3_TxDesc { + u64 addr; + + u32 len:14; + u32 gen:1; /* generation bit */ + u32 rsvd:1; + u32 dtype:1; /* descriptor type */ + u32 ext1:1; + u32 msscof:14; /* MSS, checksum offset, flags */ + + u32 hlen:10; /* header len */ + u32 om:2; /* offload mode */ + u32 eop:1; /* End Of Packet */ + u32 cq:1; /* completion request */ + u32 ext2:1; + u32 ti:1; /* VLAN Tag Insertion */ + u32 tci:16; /* Tag to Insert */ +}; + +/* TxDesc.OM values */ +#define VMXNET3_OM_NONE 0 +#define VMXNET3_OM_CSUM 2 +#define VMXNET3_OM_TSO 3 + +/* fields in TxDesc we access w/o using bit fields */ +#define VMXNET3_TXD_EOP_SHIFT 12 +#define VMXNET3_TXD_CQ_SHIFT 13 +#define VMXNET3_TXD_GEN_SHIFT 14 + +#define VMXNET3_TXD_CQ (1 << VMXNET3_TXD_CQ_SHIFT) +#define VMXNET3_TXD_EOP (1 << VMXNET3_TXD_EOP_SHIFT) +#define VMXNET3_TXD_GEN (1 << VMXNET3_TXD_GEN_SHIFT) + +#define VMXNET3_HDR_COPY_SIZE 128 + + +struct Vmxnet3_TxDataDesc { + u8 data[VMXNET3_HDR_COPY_SIZE]; +}; + + +struct Vmxnet3_TxCompDesc { + u32 txdIdx:12; /* Index of the EOP TxDesc */ + u32 ext1:20; + + u32 ext2; + u32 ext3; + + u32 rsvd:24; + u32 type:7; /* completion type */ + u32 gen:1; /* generation bit */ +}; + + +struct Vmxnet3_RxDesc { + u64 addr; + + u32 len:14; + u32 btype:1; /* Buffer Type */ + u32 dtype:1; /* Descriptor type */ + u32 rsvd:15; + u32 gen:1; /* Generation bit */ + + u32 ext1; +}; + +/* values of RXD.BTYPE */ +#define VMXNET3_RXD_BTYPE_HEAD 0 /* head only */ +#define VMXNET3_RXD_BTYPE_BODY 1 /* body only */ + +/* fields in RxDesc we access w/o using bit fields */ +#define VMXNET3_RXD_BTYPE_SHIFT 14 +#define VMXNET3_RXD_GEN_SHIFT 31 + + +struct Vmxnet3_RxCompDesc { + u32 rxdIdx:12; /* Index of the RxDesc */ + u32 ext1:2; + u32 eop:1; /* End of Packet */ + u32 sop:1; /* Start of Packet */ + u32 rqID:10; /* rx queue/ring ID */ + u32 rssType:4; /* RSS hash type used */ + u32 cnc:1; /* Checksum Not Calculated */ + u32 ext2:1; + + u32 rssHash; /* RSS hash value */ + + u32 len:14; /* data length */ + u32 err:1; /* Error */ + u32 ts:1; /* Tag is stripped */ + u32 tci:16; /* Tag stripped */ + + u32 csum:16; + u32 tuc:1; /* TCP/UDP Checksum Correct */ + u32 udp:1; /* UDP packet */ + u32 tcp:1; /* TCP packet */ + u32 ipc:1; /* IP Checksum Correct */ + u32 v6:1; /* IPv6 */ + u32 v4:1; /* IPv4 */ + u32 frg:1; /* IP Fragment */ + u32 fcs:1; /* Frame CRC correct */ + u32 type:7; /* completion type */ + u32 gen:1; /* generation bit */ +}; + +/* fields in RxCompDesc we access via Vmxnet3_GenericDesc.dword[3] */ +#define VMXNET3_RCD_TUC_SHIFT 16 +#define VMXNET3_RCD_IPC_SHIFT 19 + +/* fields in RxCompDesc we access via Vmxnet3_GenericDesc.qword[1] */ +#define VMXNET3_RCD_TYPE_SHIFT 56 +#define VMXNET3_RCD_GEN_SHIFT 63 + +/* csum OK for TCP/UDP pkts over IP */ +#define VMXNET3_RCD_CSUM_OK (1 << VMXNET3_RCD_TUC_SHIFT | \ + 1 << VMXNET3_RCD_IPC_SHIFT) + +/* value of RxCompDesc.rssType */ +enum { + VMXNET3_RCD_RSS_TYPE_NONE = 0, + VMXNET3_RCD_RSS_TYPE_IPV4 = 1, + VMXNET3_RCD_RSS_TYPE_TCPIPV4 = 2, + VMXNET3_RCD_RSS_TYPE_IPV6 = 3, + VMXNET3_RCD_RSS_TYPE_TCPIPV6 = 4, +}; + + +/* a union for accessing all cmd/completion descriptors */ +union Vmxnet3_GenericDesc { + u64 qword[2]; + u32 dword[4]; + u16 word[8]; + struct Vmxnet3_TxDesc txd; + struct Vmxnet3_RxDesc rxd; + struct Vmxnet3_TxCompDesc tcd; + struct Vmxnet3_RxCompDesc rcd; +}; + +#define VMXNET3_INIT_GEN 1 + +/* Max size of a single tx buffer */ +#define VMXNET3_MAX_TX_BUF_SIZE (1 << 14) + +/* # of tx desc needed for a tx buffer size */ +#define VMXNET3_TXD_NEEDED(size) (((size) + VMXNET3_MAX_TX_BUF_SIZE - 1) / \ + VMXNET3_MAX_TX_BUF_SIZE) + +/* max # of tx descs for a non-tso pkt */ +#define VMXNET3_MAX_TXD_PER_PKT 16 + +/* Max size of a single rx buffer */ +#define VMXNET3_MAX_RX_BUF_SIZE ((1 << 14) - 1) +/* Minimum size of a type 0 buffer */ +#define VMXNET3_MIN_T0_BUF_SIZE 128 +#define VMXNET3_MAX_CSUM_OFFSET 1024 + +/* Ring base address alignment */ +#define VMXNET3_RING_BA_ALIGN 512 +#define VMXNET3_RING_BA_MASK (VMXNET3_RING_BA_ALIGN - 1) + +/* Ring size must be a multiple of 32 */ +#define VMXNET3_RING_SIZE_ALIGN 32 +#define VMXNET3_RING_SIZE_MASK (VMXNET3_RING_SIZE_ALIGN - 1) + +/* Max ring size */ +#define VMXNET3_TX_RING_MAX_SIZE 4096 +#define VMXNET3_TC_RING_MAX_SIZE 4096 +#define VMXNET3_RX_RING_MAX_SIZE 4096 +#define VMXNET3_RC_RING_MAX_SIZE 8192 + +/* a list of reasons for queue stop */ + +enum { + VMXNET3_ERR_NOEOP = 0x80000000, /* cannot find the EOP desc of a pkt */ + VMXNET3_ERR_TXD_REUSE = 0x80000001, /* reuse TxDesc before tx completion */ + VMXNET3_ERR_BIG_PKT = 0x80000002, /* too many TxDesc for a pkt */ + VMXNET3_ERR_DESC_NOT_SPT = 0x80000003, /* descriptor type not supported */ + VMXNET3_ERR_SMALL_BUF = 0x80000004, /* type 0 buffer too small */ + VMXNET3_ERR_STRESS = 0x80000005, /* stress option firing in vmkernel */ + VMXNET3_ERR_SWITCH = 0x80000006, /* mode switch failure */ + VMXNET3_ERR_TXD_INVALID = 0x80000007, /* invalid TxDesc */ +}; + +/* completion descriptor types */ +#define VMXNET3_CDTYPE_TXCOMP 0 /* Tx Completion Descriptor */ +#define VMXNET3_CDTYPE_RXCOMP 3 /* Rx Completion Descriptor */ + +enum { + VMXNET3_GOS_BITS_UNK = 0, /* unknown */ + VMXNET3_GOS_BITS_32 = 1, + VMXNET3_GOS_BITS_64 = 2, +}; + +#define VMXNET3_GOS_TYPE_LINUX 1 + + +struct Vmxnet3_GOSInfo { + u32 gosBits:2; /* 32-bit or 64-bit? */ + u32 gosType:4; /* which guest */ + u32 gosVer:16; /* gos version */ + u32 gosMisc:10; /* other info about gos */ +}; + + +struct Vmxnet3_DriverInfo { + u32 version; + struct Vmxnet3_GOSInfo gos; + u32 vmxnet3RevSpt; + u32 uptVerSpt; +}; + + +#define VMXNET3_REV1_MAGIC 0xbabefee1 + +/* + * QueueDescPA must be 128 bytes aligned. It points to an array of + * Vmxnet3_TxQueueDesc followed by an array of Vmxnet3_RxQueueDesc. + * The number of Vmxnet3_TxQueueDesc/Vmxnet3_RxQueueDesc are specified by + * Vmxnet3_MiscConf.numTxQueues/numRxQueues, respectively. + */ +#define VMXNET3_QUEUE_DESC_ALIGN 128 + + +struct Vmxnet3_MiscConf { + struct Vmxnet3_DriverInfo driverInfo; + u64 uptFeatures; + u64 ddPA; /* driver data PA */ + u64 queueDescPA; /* queue descriptor table PA */ + u32 ddLen; /* driver data len */ + u32 queueDescLen; /* queue desc. table len in bytes */ + u32 mtu; + u16 maxNumRxSG; + u8 numTxQueues; + u8 numRxQueues; + u32 reserved[4]; +}; + + +struct Vmxnet3_TxQueueConf { + u64 txRingBasePA; + u64 dataRingBasePA; + u64 compRingBasePA; + u64 ddPA; /* driver data */ + u64 reserved; + u32 txRingSize; /* # of tx desc */ + u32 dataRingSize; /* # of data desc */ + u32 compRingSize; /* # of comp desc */ + u32 ddLen; /* size of driver data */ + u8 intrIdx; + u8 _pad[7]; +}; + + +struct Vmxnet3_RxQueueConf { + u64 rxRingBasePA[2]; + u64 compRingBasePA; + u64 ddPA; /* driver data */ + u64 reserved; + u32 rxRingSize[2]; /* # of rx desc */ + u32 compRingSize; /* # of rx comp desc */ + u32 ddLen; /* size of driver data */ + u8 intrIdx; + u8 _pad[7]; +}; + + +enum vmxnet3_intr_mask_mode { + VMXNET3_IMM_AUTO = 0, + VMXNET3_IMM_ACTIVE = 1, + VMXNET3_IMM_LAZY = 2 +}; + +enum vmxnet3_intr_type { + VMXNET3_IT_AUTO = 0, + VMXNET3_IT_INTX = 1, + VMXNET3_IT_MSI = 2, + VMXNET3_IT_MSIX = 3 +}; + +#define VMXNET3_MAX_TX_QUEUES 8 +#define VMXNET3_MAX_RX_QUEUES 16 +/* addition 1 for events */ +#define VMXNET3_MAX_INTRS 25 + + +struct Vmxnet3_IntrConf { + bool autoMask; + u8 numIntrs; /* # of interrupts */ + u8 eventIntrIdx; + u8 modLevels[VMXNET3_MAX_INTRS]; /* moderation level for + * each intr */ + u32 reserved[3]; +}; + +/* one bit per VLAN ID, the size is in the units of u32 */ +#define VMXNET3_VFT_SIZE (4096 / (sizeof(u32) * 8)) + + +struct Vmxnet3_QueueStatus { + bool stopped; + u8 _pad[3]; + u32 error; +}; + + +struct Vmxnet3_TxQueueCtrl { + u32 txNumDeferred; + u32 txThreshold; + u64 reserved; +}; + + +struct Vmxnet3_RxQueueCtrl { + bool updateRxProd; + u8 _pad[7]; + u64 reserved; +}; + +enum { + VMXNET3_RXM_UCAST = 0x01, /* unicast only */ + VMXNET3_RXM_MCAST = 0x02, /* multicast passing the filters */ + VMXNET3_RXM_BCAST = 0x04, /* broadcast only */ + VMXNET3_RXM_ALL_MULTI = 0x08, /* all multicast */ + VMXNET3_RXM_PROMISC = 0x10 /* promiscuous */ +}; + +struct Vmxnet3_RxFilterConf { + u32 rxMode; /* VMXNET3_RXM_xxx */ + u16 mfTableLen; /* size of the multicast filter table */ + u16 _pad1; + u64 mfTablePA; /* PA of the multicast filters table */ + u32 vfTable[VMXNET3_VFT_SIZE]; /* vlan filter */ +}; + + +#define VMXNET3_PM_MAX_FILTERS 6 +#define VMXNET3_PM_MAX_PATTERN_SIZE 128 +#define VMXNET3_PM_MAX_MASK_SIZE (VMXNET3_PM_MAX_PATTERN_SIZE / 8) + +#define VMXNET3_PM_WAKEUP_MAGIC 0x01 /* wake up on magic pkts */ +#define VMXNET3_PM_WAKEUP_FILTER 0x02 /* wake up on pkts matching + * filters */ + + +struct Vmxnet3_PM_PktFilter { + u8 maskSize; + u8 patternSize; + u8 mask[VMXNET3_PM_MAX_MASK_SIZE]; + u8 pattern[VMXNET3_PM_MAX_PATTERN_SIZE]; + u8 pad[6]; +}; + + +struct Vmxnet3_PMConf { + u16 wakeUpEvents; /* VMXNET3_PM_WAKEUP_xxx */ + u8 numFilters; + u8 pad[5]; + struct Vmxnet3_PM_PktFilter filters[VMXNET3_PM_MAX_FILTERS]; +}; + + +struct Vmxnet3_VariableLenConfDesc { + u32 confVer; + u32 confLen; + u64 confPA; +}; + + +struct Vmxnet3_TxQueueDesc { + struct Vmxnet3_TxQueueCtrl ctrl; + struct Vmxnet3_TxQueueConf conf; + + /* Driver read after a GET command */ + struct Vmxnet3_QueueStatus status; + struct UPT1_TxStats stats; + u8 _pad[88]; /* 128 aligned */ +}; + + +struct Vmxnet3_RxQueueDesc { + struct Vmxnet3_RxQueueCtrl ctrl; + struct Vmxnet3_RxQueueConf conf; + /* Driver read after a GET commad */ + struct Vmxnet3_QueueStatus status; + struct UPT1_RxStats stats; + u8 __pad[88]; /* 128 aligned */ +}; + + +struct Vmxnet3_DSDevRead { + /* read-only region for device, read by dev in response to a SET cmd */ + struct Vmxnet3_MiscConf misc; + struct Vmxnet3_IntrConf intrConf; + struct Vmxnet3_RxFilterConf rxFilterConf; + struct Vmxnet3_VariableLenConfDesc rssConfDesc; + struct Vmxnet3_VariableLenConfDesc pmConfDesc; + struct Vmxnet3_VariableLenConfDesc pluginConfDesc; +}; + +/* All structures in DriverShared are padded to multiples of 8 bytes */ +struct Vmxnet3_DriverShared { + u32 magic; + /* make devRead start at 64bit boundaries */ + u32 pad; + struct Vmxnet3_DSDevRead devRead; + u32 ecr; + u32 reserved[5]; +}; + + +#define VMXNET3_ECR_RQERR (1 << 0) +#define VMXNET3_ECR_TQERR (1 << 1) +#define VMXNET3_ECR_LINK (1 << 2) +#define VMXNET3_ECR_DIC (1 << 3) +#define VMXNET3_ECR_DEBUG (1 << 4) + +/* flip the gen bit of a ring */ +#define VMXNET3_FLIP_RING_GEN(gen) ((gen) = (gen) ^ 0x1) + +/* only use this if moving the idx won't affect the gen bit */ +#define VMXNET3_INC_RING_IDX_ONLY(idx, ring_size) \ + do {\ + (idx)++;\ + if (unlikely((idx) == (ring_size))) {\ + (idx) = 0;\ + } \ + } while (0) + +#define VMXNET3_SET_VFTABLE_ENTRY(vfTable, vid) \ + (vfTable[vid >> 5] |= (1 << (vid & 31))) +#define VMXNET3_CLEAR_VFTABLE_ENTRY(vfTable, vid) \ + (vfTable[vid >> 5] &= ~(1 << (vid & 31))) + +#define VMXNET3_VFTABLE_ENTRY_IS_SET(vfTable, vid) \ + ((vfTable[vid >> 5] & (1 << (vid & 31))) != 0) + +#define VMXNET3_MAX_MTU 9000 +#define VMXNET3_MIN_MTU 60 + +#define VMXNET3_LINK_UP (10000 << 16 | 1) /* 10 Gbps, up */ +#define VMXNET3_LINK_DOWN 0 + +#endif /* _VMXNET3_DEFS_H_ */ diff --git a/drivers/net/vmxnet3/vmxnet3_drv.c b/drivers/net/vmxnet3/vmxnet3_drv.c new file mode 100644 index 00000000000..004353a46af --- /dev/null +++ b/drivers/net/vmxnet3/vmxnet3_drv.c @@ -0,0 +1,2574 @@ +/* + * Linux driver for VMware's vmxnet3 ethernet NIC. + * + * Copyright (C) 2008-2009, VMware, Inc. All Rights Reserved. + * + * 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; version 2 of the License and no 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, GOOD TITLE or + * NON INFRINGEMENT. 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 + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Maintained by: Shreyas Bhatewara <pv-drivers@vmware.com> + * + */ + +#include "vmxnet3_int.h" + +char vmxnet3_driver_name[] = "vmxnet3"; +#define VMXNET3_DRIVER_DESC "VMware vmxnet3 virtual NIC driver" + + +/* + * PCI Device ID Table + * Last entry must be all 0s + */ +static const struct pci_device_id vmxnet3_pciid_table[] = { + {PCI_VDEVICE(VMWARE, PCI_DEVICE_ID_VMWARE_VMXNET3)}, + {0} +}; + +MODULE_DEVICE_TABLE(pci, vmxnet3_pciid_table); + +static atomic_t devices_found; + + +/* + * Enable/Disable the given intr + */ +static void +vmxnet3_enable_intr(struct vmxnet3_adapter *adapter, unsigned intr_idx) +{ + VMXNET3_WRITE_BAR0_REG(adapter, VMXNET3_REG_IMR + intr_idx * 8, 0); +} + + +static void +vmxnet3_disable_intr(struct vmxnet3_adapter *adapter, unsigned intr_idx) +{ + VMXNET3_WRITE_BAR0_REG(adapter, VMXNET3_REG_IMR + intr_idx * 8, 1); +} + + +/* + * Enable/Disable all intrs used by the device + */ +static void +vmxnet3_enable_all_intrs(struct vmxnet3_adapter *adapter) +{ + int i; + + for (i = 0; i < adapter->intr.num_intrs; i++) + vmxnet3_enable_intr(adapter, i); +} + + +static void +vmxnet3_disable_all_intrs(struct vmxnet3_adapter *adapter) +{ + int i; + + for (i = 0; i < adapter->intr.num_intrs; i++) + vmxnet3_disable_intr(adapter, i); +} + + +static void +vmxnet3_ack_events(struct vmxnet3_adapter *adapter, u32 events) +{ + VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_ECR, events); +} + + +static bool +vmxnet3_tq_stopped(struct vmxnet3_tx_queue *tq, struct vmxnet3_adapter *adapter) +{ + return netif_queue_stopped(adapter->netdev); +} + + +static void +vmxnet3_tq_start(struct vmxnet3_tx_queue *tq, struct vmxnet3_adapter *adapter) +{ + tq->stopped = false; + netif_start_queue(adapter->netdev); +} + + +static void +vmxnet3_tq_wake(struct vmxnet3_tx_queue *tq, struct vmxnet3_adapter *adapter) +{ + tq->stopped = false; + netif_wake_queue(adapter->netdev); +} + + +static void +vmxnet3_tq_stop(struct vmxnet3_tx_queue *tq, struct vmxnet3_adapter *adapter) +{ + tq->stopped = true; + tq->num_stop++; + netif_stop_queue(adapter->netdev); +} + + +/* + * Check the link state. This may start or stop the tx queue. + */ +static void +vmxnet3_check_link(struct vmxnet3_adapter *adapter) +{ + u32 ret; + + VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD, VMXNET3_CMD_GET_LINK); + ret = VMXNET3_READ_BAR1_REG(adapter, VMXNET3_REG_CMD); + adapter->link_speed = ret >> 16; + if (ret & 1) { /* Link is up. */ + printk(KERN_INFO "%s: NIC Link is Up %d Mbps\n", + adapter->netdev->name, adapter->link_speed); + if (!netif_carrier_ok(adapter->netdev)) + netif_carrier_on(adapter->netdev); + + vmxnet3_tq_start(&adapter->tx_queue, adapter); + } else { + printk(KERN_INFO "%s: NIC Link is Down\n", + adapter->netdev->name); + if (netif_carrier_ok(adapter->netdev)) + netif_carrier_off(adapter->netdev); + + vmxnet3_tq_stop(&adapter->tx_queue, adapter); + } +} + + +static void +vmxnet3_process_events(struct vmxnet3_adapter *adapter) +{ + u32 events = adapter->shared->ecr; + if (!events) + return; + + vmxnet3_ack_events(adapter, events); + + /* Check if link state has changed */ + if (events & VMXNET3_ECR_LINK) + vmxnet3_check_link(adapter); + + /* Check if there is an error on xmit/recv queues */ + if (events & (VMXNET3_ECR_TQERR | VMXNET3_ECR_RQERR)) { + VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD, + VMXNET3_CMD_GET_QUEUE_STATUS); + + if (adapter->tqd_start->status.stopped) { + printk(KERN_ERR "%s: tq error 0x%x\n", + adapter->netdev->name, + adapter->tqd_start->status.error); + } + if (adapter->rqd_start->status.stopped) { + printk(KERN_ERR "%s: rq error 0x%x\n", + adapter->netdev->name, + adapter->rqd_start->status.error); + } + + schedule_work(&adapter->work); + } +} + + +static void +vmxnet3_unmap_tx_buf(struct vmxnet3_tx_buf_info *tbi, + struct pci_dev *pdev) +{ + if (tbi->map_type == VMXNET3_MAP_SINGLE) + pci_unmap_single(pdev, tbi->dma_addr, tbi->len, + PCI_DMA_TODEVICE); + else if (tbi->map_type == VMXNET3_MAP_PAGE) + pci_unmap_page(pdev, tbi->dma_addr, tbi->len, + PCI_DMA_TODEVICE); + else + BUG_ON(tbi->map_type != VMXNET3_MAP_NONE); + + tbi->map_type = VMXNET3_MAP_NONE; /* to help debugging */ +} + + +static int +vmxnet3_unmap_pkt(u32 eop_idx, struct vmxnet3_tx_queue *tq, + struct pci_dev *pdev, struct vmxnet3_adapter *adapter) +{ + struct sk_buff *skb; + int entries = 0; + + /* no out of order completion */ + BUG_ON(tq->buf_info[eop_idx].sop_idx != tq->tx_ring.next2comp); + BUG_ON(tq->tx_ring.base[eop_idx].txd.eop != 1); + + skb = tq->buf_info[eop_idx].skb; + BUG_ON(skb == NULL); + tq->buf_info[eop_idx].skb = NULL; + + VMXNET3_INC_RING_IDX_ONLY(eop_idx, tq->tx_ring.size); + + while (tq->tx_ring.next2comp != eop_idx) { + vmxnet3_unmap_tx_buf(tq->buf_info + tq->tx_ring.next2comp, + pdev); + + /* update next2comp w/o tx_lock. Since we are marking more, + * instead of less, tx ring entries avail, the worst case is + * that the tx routine incorrectly re-queues a pkt due to + * insufficient tx ring entries. + */ + vmxnet3_cmd_ring_adv_next2comp(&tq->tx_ring); + entries++; + } + + dev_kfree_skb_any(skb); + return entries; +} + + +static int +vmxnet3_tq_tx_complete(struct vmxnet3_tx_queue *tq, + struct vmxnet3_adapter *adapter) +{ + int completed = 0; + union Vmxnet3_GenericDesc *gdesc; + + gdesc = tq->comp_ring.base + tq->comp_ring.next2proc; + while (gdesc->tcd.gen == tq->comp_ring.gen) { + completed += vmxnet3_unmap_pkt(gdesc->tcd.txdIdx, tq, + adapter->pdev, adapter); + + vmxnet3_comp_ring_adv_next2proc(&tq->comp_ring); + gdesc = tq->comp_ring.base + tq->comp_ring.next2proc; + } + + if (completed) { + spin_lock(&tq->tx_lock); + if (unlikely(vmxnet3_tq_stopped(tq, adapter) && + vmxnet3_cmd_ring_desc_avail(&tq->tx_ring) > + VMXNET3_WAKE_QUEUE_THRESHOLD(tq) && + netif_carrier_ok(adapter->netdev))) { + vmxnet3_tq_wake(tq, adapter); + } + spin_unlock(&tq->tx_lock); + } + return completed; +} + + +static void +vmxnet3_tq_cleanup(struct vmxnet3_tx_queue *tq, + struct vmxnet3_adapter *adapter) +{ + int i; + + while (tq->tx_ring.next2comp != tq->tx_ring.next2fill) { + struct vmxnet3_tx_buf_info *tbi; + union Vmxnet3_GenericDesc *gdesc; + + tbi = tq->buf_info + tq->tx_ring.next2comp; + gdesc = tq->tx_ring.base + tq->tx_ring.next2comp; + + vmxnet3_unmap_tx_buf(tbi, adapter->pdev); + if (tbi->skb) { + dev_kfree_skb_any(tbi->skb); + tbi->skb = NULL; + } + vmxnet3_cmd_ring_adv_next2comp(&tq->tx_ring); + } + + /* sanity check, verify all buffers are indeed unmapped and freed */ + for (i = 0; i < tq->tx_ring.size; i++) { + BUG_ON(tq->buf_info[i].skb != NULL || + tq->buf_info[i].map_type != VMXNET3_MAP_NONE); + } + + tq->tx_ring.gen = VMXNET3_INIT_GEN; + tq->tx_ring.next2fill = tq->tx_ring.next2comp = 0; + + tq->comp_ring.gen = VMXNET3_INIT_GEN; + tq->comp_ring.next2proc = 0; +} + + +void +vmxnet3_tq_destroy(struct vmxnet3_tx_queue *tq, + struct vmxnet3_adapter *adapter) +{ + if (tq->tx_ring.base) { + pci_free_consistent(adapter->pdev, tq->tx_ring.size * + sizeof(struct Vmxnet3_TxDesc), + tq->tx_ring.base, tq->tx_ring.basePA); + tq->tx_ring.base = NULL; + } + if (tq->data_ring.base) { + pci_free_consistent(adapter->pdev, tq->data_ring.size * + sizeof(struct Vmxnet3_TxDataDesc), + tq->data_ring.base, tq->data_ring.basePA); + tq->data_ring.base = NULL; + } + if (tq->comp_ring.base) { + pci_free_consistent(adapter->pdev, tq->comp_ring.size * + sizeof(struct Vmxnet3_TxCompDesc), + tq->comp_ring.base, tq->comp_ring.basePA); + tq->comp_ring.base = NULL; + } + kfree(tq->buf_info); + tq->buf_info = NULL; +} + + +static void +vmxnet3_tq_init(struct vmxnet3_tx_queue *tq, + struct vmxnet3_adapter *adapter) +{ + int i; + + /* reset the tx ring contents to 0 and reset the tx ring states */ + memset(tq->tx_ring.base, 0, tq->tx_ring.size * + sizeof(struct Vmxnet3_TxDesc)); + tq->tx_ring.next2fill = tq->tx_ring.next2comp = 0; + tq->tx_ring.gen = VMXNET3_INIT_GEN; + + memset(tq->data_ring.base, 0, tq->data_ring.size * + sizeof(struct Vmxnet3_TxDataDesc)); + + /* reset the tx comp ring contents to 0 and reset comp ring states */ + memset(tq->comp_ring.base, 0, tq->comp_ring.size * + sizeof(struct Vmxnet3_TxCompDesc)); + tq->comp_ring.next2proc = 0; + tq->comp_ring.gen = VMXNET3_INIT_GEN; + + /* reset the bookkeeping data */ + memset(tq->buf_info, 0, sizeof(tq->buf_info[0]) * tq->tx_ring.size); + for (i = 0; i < tq->tx_ring.size; i++) + tq->buf_info[i].map_type = VMXNET3_MAP_NONE; + + /* stats are not reset */ +} + + +static int +vmxnet3_tq_create(struct vmxnet3_tx_queue *tq, + struct vmxnet3_adapter *adapter) +{ + BUG_ON(tq->tx_ring.base || tq->data_ring.base || + tq->comp_ring.base || tq->buf_info); + + tq->tx_ring.base = pci_alloc_consistent(adapter->pdev, tq->tx_ring.size + * sizeof(struct Vmxnet3_TxDesc), + &tq->tx_ring.basePA); + if (!tq->tx_ring.base) { + printk(KERN_ERR "%s: failed to allocate tx ring\n", + adapter->netdev->name); + goto err; + } + + tq->data_ring.base = pci_alloc_consistent(adapter->pdev, + tq->data_ring.size * + sizeof(struct Vmxnet3_TxDataDesc), + &tq->data_ring.basePA); + if (!tq->data_ring.base) { + printk(KERN_ERR "%s: failed to allocate data ring\n", + adapter->netdev->name); + goto err; + } + + tq->comp_ring.base = pci_alloc_consistent(adapter->pdev, + tq->comp_ring.size * + sizeof(struct Vmxnet3_TxCompDesc), + &tq->comp_ring.basePA); + if (!tq->comp_ring.base) { + printk(KERN_ERR "%s: failed to allocate tx comp ring\n", + adapter->netdev->name); + goto err; + } + + tq->buf_info = kcalloc(tq->tx_ring.size, sizeof(tq->buf_info[0]), + GFP_KERNEL); + if (!tq->buf_info) { + printk(KERN_ERR "%s: failed to allocate tx bufinfo\n", + adapter->netdev->name); + goto err; + } + + return 0; + +err: + vmxnet3_tq_destroy(tq, adapter); + return -ENOMEM; +} + + +/* + * starting from ring->next2fill, allocate rx buffers for the given ring + * of the rx queue and update the rx desc. stop after @num_to_alloc buffers + * are allocated or allocation fails + */ + +static int +vmxnet3_rq_alloc_rx_buf(struct vmxnet3_rx_queue *rq, u32 ring_idx, + int num_to_alloc, struct vmxnet3_adapter *adapter) +{ + int num_allocated = 0; + struct vmxnet3_rx_buf_info *rbi_base = rq->buf_info[ring_idx]; + struct vmxnet3_cmd_ring *ring = &rq->rx_ring[ring_idx]; + u32 val; + + while (num_allocated < num_to_alloc) { + struct vmxnet3_rx_buf_info *rbi; + union Vmxnet3_GenericDesc *gd; + + rbi = rbi_base + ring->next2fill; + gd = ring->base + ring->next2fill; + + if (rbi->buf_type == VMXNET3_RX_BUF_SKB) { + if (rbi->skb == NULL) { + rbi->skb = dev_alloc_skb(rbi->len + + NET_IP_ALIGN); + if (unlikely(rbi->skb == NULL)) { + rq->stats.rx_buf_alloc_failure++; + break; + } + rbi->skb->dev = adapter->netdev; + + skb_reserve(rbi->skb, NET_IP_ALIGN); + rbi->dma_addr = pci_map_single(adapter->pdev, + rbi->skb->data, rbi->len, + PCI_DMA_FROMDEVICE); + } else { + /* rx buffer skipped by the device */ + } + val = VMXNET3_RXD_BTYPE_HEAD << VMXNET3_RXD_BTYPE_SHIFT; + } else { + BUG_ON(rbi->buf_type != VMXNET3_RX_BUF_PAGE || + rbi->len != PAGE_SIZE); + + if (rbi->page == NULL) { + rbi->page = alloc_page(GFP_ATOMIC); + if (unlikely(rbi->page == NULL)) { + rq->stats.rx_buf_alloc_failure++; + break; + } + rbi->dma_addr = pci_map_page(adapter->pdev, + rbi->page, 0, PAGE_SIZE, + PCI_DMA_FROMDEVICE); + } else { + /* rx buffers skipped by the device */ + } + val = VMXNET3_RXD_BTYPE_BODY << VMXNET3_RXD_BTYPE_SHIFT; + } + + BUG_ON(rbi->dma_addr == 0); + gd->rxd.addr = rbi->dma_addr; + gd->dword[2] = (ring->gen << VMXNET3_RXD_GEN_SHIFT) | val | + rbi->len; + + num_allocated++; + vmxnet3_cmd_ring_adv_next2fill(ring); + } + rq->uncommitted[ring_idx] += num_allocated; + + dev_dbg(&adapter->netdev->dev, + "alloc_rx_buf: %d allocated, next2fill %u, next2comp " + "%u, uncommited %u\n", num_allocated, ring->next2fill, + ring->next2comp, rq->uncommitted[ring_idx]); + + /* so that the device can distinguish a full ring and an empty ring */ + BUG_ON(num_allocated != 0 && ring->next2fill == ring->next2comp); + + return num_allocated; +} + + +static void +vmxnet3_append_frag(struct sk_buff *skb, struct Vmxnet3_RxCompDesc *rcd, + struct vmxnet3_rx_buf_info *rbi) +{ + struct skb_frag_struct *frag = skb_shinfo(skb)->frags + + skb_shinfo(skb)->nr_frags; + + BUG_ON(skb_shinfo(skb)->nr_frags >= MAX_SKB_FRAGS); + + frag->page = rbi->page; + frag->page_offset = 0; + frag->size = rcd->len; + skb->data_len += frag->size; + skb_shinfo(skb)->nr_frags++; +} + + +static void +vmxnet3_map_pkt(struct sk_buff *skb, struct vmxnet3_tx_ctx *ctx, + struct vmxnet3_tx_queue *tq, struct pci_dev *pdev, + struct vmxnet3_adapter *adapter) +{ + u32 dw2, len; + unsigned long buf_offset; + int i; + union Vmxnet3_GenericDesc *gdesc; + struct vmxnet3_tx_buf_info *tbi = NULL; + + BUG_ON(ctx->copy_size > skb_headlen(skb)); + + /* use the previous gen bit for the SOP desc */ + dw2 = (tq->tx_ring.gen ^ 0x1) << VMXNET3_TXD_GEN_SHIFT; + + ctx->sop_txd = tq->tx_ring.base + tq->tx_ring.next2fill; + gdesc = ctx->sop_txd; /* both loops below can be skipped */ + + /* no need to map the buffer if headers are copied */ + if (ctx->copy_size) { + ctx->sop_txd->txd.addr = tq->data_ring.basePA + + tq->tx_ring.next2fill * + sizeof(struct Vmxnet3_TxDataDesc); + ctx->sop_txd->dword[2] = dw2 | ctx->copy_size; + ctx->sop_txd->dword[3] = 0; + + tbi = tq->buf_info + tq->tx_ring.next2fill; + tbi->map_type = VMXNET3_MAP_NONE; + + dev_dbg(&adapter->netdev->dev, + "txd[%u]: 0x%Lx 0x%x 0x%x\n", + tq->tx_ring.next2fill, ctx->sop_txd->txd.addr, + ctx->sop_txd->dword[2], ctx->sop_txd->dword[3]); + vmxnet3_cmd_ring_adv_next2fill(&tq->tx_ring); + + /* use the right gen for non-SOP desc */ + dw2 = tq->tx_ring.gen << VMXNET3_TXD_GEN_SHIFT; + } + + /* linear part can use multiple tx desc if it's big */ + len = skb_headlen(skb) - ctx->copy_size; + buf_offset = ctx->copy_size; + while (len) { + u32 buf_size; + + buf_size = len > VMXNET3_MAX_TX_BUF_SIZE ? + VMXNET3_MAX_TX_BUF_SIZE : len; + + tbi = tq->buf_info + tq->tx_ring.next2fill; + tbi->map_type = VMXNET3_MAP_SINGLE; + tbi->dma_addr = pci_map_single(adapter->pdev, + skb->data + buf_offset, buf_size, + PCI_DMA_TODEVICE); + + tbi->len = buf_size; /* this automatically convert 2^14 to 0 */ + + gdesc = tq->tx_ring.base + tq->tx_ring.next2fill; + BUG_ON(gdesc->txd.gen == tq->tx_ring.gen); + + gdesc->txd.addr = tbi->dma_addr; + gdesc->dword[2] = dw2 | buf_size; + gdesc->dword[3] = 0; + + dev_dbg(&adapter->netdev->dev, + "txd[%u]: 0x%Lx 0x%x 0x%x\n", + tq->tx_ring.next2fill, gdesc->txd.addr, + gdesc->dword[2], gdesc->dword[3]); + vmxnet3_cmd_ring_adv_next2fill(&tq->tx_ring); + dw2 = tq->tx_ring.gen << VMXNET3_TXD_GEN_SHIFT; + + len -= buf_size; + buf_offset += buf_size; + } + + for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) { + struct skb_frag_struct *frag = &skb_shinfo(skb)->frags[i]; + + tbi = tq->buf_info + tq->tx_ring.next2fill; + tbi->map_type = VMXNET3_MAP_PAGE; + tbi->dma_addr = pci_map_page(adapter->pdev, frag->page, + frag->page_offset, frag->size, + PCI_DMA_TODEVICE); + + tbi->len = frag->size; + + gdesc = tq->tx_ring.base + tq->tx_ring.next2fill; + BUG_ON(gdesc->txd.gen == tq->tx_ring.gen); + + gdesc->txd.addr = tbi->dma_addr; + gdesc->dword[2] = dw2 | frag->size; + gdesc->dword[3] = 0; + + dev_dbg(&adapter->netdev->dev, + "txd[%u]: 0x%llu %u %u\n", + tq->tx_ring.next2fill, gdesc->txd.addr, + gdesc->dword[2], gdesc->dword[3]); + vmxnet3_cmd_ring_adv_next2fill(&tq->tx_ring); + dw2 = tq->tx_ring.gen << VMXNET3_TXD_GEN_SHIFT; + } + + ctx->eop_txd = gdesc; + + /* set the last buf_info for the pkt */ + tbi->skb = skb; + tbi->sop_idx = ctx->sop_txd - tq->tx_ring.base; +} + + +/* + * parse and copy relevant protocol headers: + * For a tso pkt, relevant headers are L2/3/4 including options + * For a pkt requesting csum offloading, they are L2/3 and may include L4 + * if it's a TCP/UDP pkt + * + * Returns: + * -1: error happens during parsing + * 0: protocol headers parsed, but too big to be copied + * 1: protocol headers parsed and copied + * + * Other effects: + * 1. related *ctx fields are updated. + * 2. ctx->copy_size is # of bytes copied + * 3. the portion copied is guaranteed to be in the linear part + * + */ +static int +vmxnet3_parse_and_copy_hdr(struct sk_buff *skb, struct vmxnet3_tx_queue *tq, + struct vmxnet3_tx_ctx *ctx, + struct vmxnet3_adapter *adapter) +{ + struct Vmxnet3_TxDataDesc *tdd; + + if (ctx->mss) { + ctx->eth_ip_hdr_size = skb_transport_offset(skb); + ctx->l4_hdr_size = ((struct tcphdr *) + skb_transport_header(skb))->doff * 4; + ctx->copy_size = ctx->eth_ip_hdr_size + ctx->l4_hdr_size; + } else { + unsigned int pull_size; + + if (skb->ip_summed == CHECKSUM_PARTIAL) { + ctx->eth_ip_hdr_size = skb_transport_offset(skb); + + if (ctx->ipv4) { + struct iphdr *iph = (struct iphdr *) + skb_network_header(skb); + if (iph->protocol == IPPROTO_TCP) { + pull_size = ctx->eth_ip_hdr_size + + sizeof(struct tcphdr); + + if (unlikely(!pskb_may_pull(skb, + pull_size))) { + goto err; + } + ctx->l4_hdr_size = ((struct tcphdr *) + skb_transport_header(skb))->doff * 4; + } else if (iph->protocol == IPPROTO_UDP) { + ctx->l4_hdr_size = + sizeof(struct udphdr); + } else { + ctx->l4_hdr_size = 0; + } + } else { + /* for simplicity, don't copy L4 headers */ + ctx->l4_hdr_size = 0; + } + ctx->copy_size = ctx->eth_ip_hdr_size + + ctx->l4_hdr_size; + } else { + ctx->eth_ip_hdr_size = 0; + ctx->l4_hdr_size = 0; + /* copy as much as allowed */ + ctx->copy_size = min((unsigned int)VMXNET3_HDR_COPY_SIZE + , skb_headlen(skb)); + } + + /* make sure headers are accessible directly */ + if (unlikely(!pskb_may_pull(skb, ctx->copy_size))) + goto err; + } + + if (unlikely(ctx->copy_size > VMXNET3_HDR_COPY_SIZE)) { + tq->stats.oversized_hdr++; + ctx->copy_size = 0; + return 0; + } + + tdd = tq->data_ring.base + tq->tx_ring.next2fill; + + memcpy(tdd->data, skb->data, ctx->copy_size); + dev_dbg(&adapter->netdev->dev, + "copy %u bytes to dataRing[%u]\n", + ctx->copy_size, tq->tx_ring.next2fill); + return 1; + +err: + return -1; +} + + +static void +vmxnet3_prepare_tso(struct sk_buff *skb, + struct vmxnet3_tx_ctx *ctx) +{ + struct tcphdr *tcph = (struct tcphdr *)skb_transport_header(skb); + if (ctx->ipv4) { + struct iphdr *iph = (struct iphdr *)skb_network_header(skb); + iph->check = 0; + tcph->check = ~csum_tcpudp_magic(iph->saddr, iph->daddr, 0, + IPPROTO_TCP, 0); + } else { + struct ipv6hdr *iph = (struct ipv6hdr *)skb_network_header(skb); + tcph->check = ~csum_ipv6_magic(&iph->saddr, &iph->daddr, 0, + IPPROTO_TCP, 0); + } +} + + +/* + * Transmits a pkt thru a given tq + * Returns: + * NETDEV_TX_OK: descriptors are setup successfully + * NETDEV_TX_OK: error occured, the pkt is dropped + * NETDEV_TX_BUSY: tx ring is full, queue is stopped + * + * Side-effects: + * 1. tx ring may be changed + * 2. tq stats may be updated accordingly + * 3. shared->txNumDeferred may be updated + */ + +static int +vmxnet3_tq_xmit(struct sk_buff *skb, struct vmxnet3_tx_queue *tq, + struct vmxnet3_adapter *adapter, struct net_device *netdev) +{ + int ret; + u32 count; + unsigned long flags; + struct vmxnet3_tx_ctx ctx; + union Vmxnet3_GenericDesc *gdesc; + + /* conservatively estimate # of descriptors to use */ + count = VMXNET3_TXD_NEEDED(skb_headlen(skb)) + + skb_shinfo(skb)->nr_frags + 1; + + ctx.ipv4 = (skb->protocol == __constant_ntohs(ETH_P_IP)); + + ctx.mss = skb_shinfo(skb)->gso_size; + if (ctx.mss) { + if (skb_header_cloned(skb)) { + if (unlikely(pskb_expand_head(skb, 0, 0, + GFP_ATOMIC) != 0)) { + tq->stats.drop_tso++; + goto drop_pkt; + } + tq->stats.copy_skb_header++; + } + vmxnet3_prepare_tso(skb, &ctx); + } else { + if (unlikely(count > VMXNET3_MAX_TXD_PER_PKT)) { + + /* non-tso pkts must not use more than + * VMXNET3_MAX_TXD_PER_PKT entries + */ + if (skb_linearize(skb) != 0) { + tq->stats.drop_too_many_frags++; + goto drop_pkt; + } + tq->stats.linearized++; + + /* recalculate the # of descriptors to use */ + count = VMXNET3_TXD_NEEDED(skb_headlen(skb)) + 1; + } + } + + ret = vmxnet3_parse_and_copy_hdr(skb, tq, &ctx, adapter); + if (ret >= 0) { + BUG_ON(ret <= 0 && ctx.copy_size != 0); + /* hdrs parsed, check against other limits */ + if (ctx.mss) { + if (unlikely(ctx.eth_ip_hdr_size + ctx.l4_hdr_size > + VMXNET3_MAX_TX_BUF_SIZE)) { + goto hdr_too_big; + } + } else { + if (skb->ip_summed == CHECKSUM_PARTIAL) { + if (unlikely(ctx.eth_ip_hdr_size + + skb->csum_offset > + VMXNET3_MAX_CSUM_OFFSET)) { + goto hdr_too_big; + } + } + } + } else { + tq->stats.drop_hdr_inspect_err++; + goto drop_pkt; + } + + spin_lock_irqsave(&tq->tx_lock, flags); + + if (count > vmxnet3_cmd_ring_desc_avail(&tq->tx_ring)) { + tq->stats.tx_ring_full++; + dev_dbg(&adapter->netdev->dev, + "tx queue stopped on %s, next2comp %u" + " next2fill %u\n", adapter->netdev->name, + tq->tx_ring.next2comp, tq->tx_ring.next2fill); + + vmxnet3_tq_stop(tq, adapter); + spin_unlock_irqrestore(&tq->tx_lock, flags); + return NETDEV_TX_BUSY; + } + + /* fill tx descs related to addr & len */ + vmxnet3_map_pkt(skb, &ctx, tq, adapter->pdev, adapter); + + /* setup the EOP desc */ + ctx.eop_txd->dword[3] = VMXNET3_TXD_CQ | VMXNET3_TXD_EOP; + + /* setup the SOP desc */ + gdesc = ctx.sop_txd; + if (ctx.mss) { + gdesc->txd.hlen = ctx.eth_ip_hdr_size + ctx.l4_hdr_size; + gdesc->txd.om = VMXNET3_OM_TSO; + gdesc->txd.msscof = ctx.mss; + tq->shared->txNumDeferred += (skb->len - gdesc->txd.hlen + + ctx.mss - 1) / ctx.mss; + } else { + if (skb->ip_summed == CHECKSUM_PARTIAL) { + gdesc->txd.hlen = ctx.eth_ip_hdr_size; + gdesc->txd.om = VMXNET3_OM_CSUM; + gdesc->txd.msscof = ctx.eth_ip_hdr_size + + skb->csum_offset; + } else { + gdesc->txd.om = 0; + gdesc->txd.msscof = 0; + } + tq->shared->txNumDeferred++; + } + + if (vlan_tx_tag_present(skb)) { + gdesc->txd.ti = 1; + gdesc->txd.tci = vlan_tx_tag_get(skb); + } + + wmb(); + + /* finally flips the GEN bit of the SOP desc */ + gdesc->dword[2] ^= VMXNET3_TXD_GEN; + dev_dbg(&adapter->netdev->dev, + "txd[%u]: SOP 0x%Lx 0x%x 0x%x\n", + (u32)((union Vmxnet3_GenericDesc *)ctx.sop_txd - + tq->tx_ring.base), gdesc->txd.addr, gdesc->dword[2], + gdesc->dword[3]); + + spin_unlock_irqrestore(&tq->tx_lock, flags); + + if (tq->shared->txNumDeferred >= tq->shared->txThreshold) { + tq->shared->txNumDeferred = 0; + VMXNET3_WRITE_BAR0_REG(adapter, VMXNET3_REG_TXPROD, + tq->tx_ring.next2fill); + } + netdev->trans_start = jiffies; + + return NETDEV_TX_OK; + +hdr_too_big: + tq->stats.drop_oversized_hdr++; +drop_pkt: + tq->stats.drop_total++; + dev_kfree_skb(skb); + return NETDEV_TX_OK; +} + + +static netdev_tx_t +vmxnet3_xmit_frame(struct sk_buff *skb, struct net_device *netdev) +{ + struct vmxnet3_adapter *adapter = netdev_priv(netdev); + struct vmxnet3_tx_queue *tq = &adapter->tx_queue; + + return vmxnet3_tq_xmit(skb, tq, adapter, netdev); +} + + +static void +vmxnet3_rx_csum(struct vmxnet3_adapter *adapter, + struct sk_buff *skb, + union Vmxnet3_GenericDesc *gdesc) +{ + if (!gdesc->rcd.cnc && adapter->rxcsum) { + /* typical case: TCP/UDP over IP and both csums are correct */ + if ((gdesc->dword[3] & VMXNET3_RCD_CSUM_OK) == + VMXNET3_RCD_CSUM_OK) { + skb->ip_summed = CHECKSUM_UNNECESSARY; + BUG_ON(!(gdesc->rcd.tcp || gdesc->rcd.udp)); + BUG_ON(!(gdesc->rcd.v4 || gdesc->rcd.v6)); + BUG_ON(gdesc->rcd.frg); + } else { + if (gdesc->rcd.csum) { + skb->csum = htons(gdesc->rcd.csum); + skb->ip_summed = CHECKSUM_PARTIAL; + } else { + skb->ip_summed = CHECKSUM_NONE; + } + } + } else { + skb->ip_summed = CHECKSUM_NONE; + } +} + + +static void +vmxnet3_rx_error(struct vmxnet3_rx_queue *rq, struct Vmxnet3_RxCompDesc *rcd, + struct vmxnet3_rx_ctx *ctx, struct vmxnet3_adapter *adapter) +{ + rq->stats.drop_err++; + if (!rcd->fcs) + rq->stats.drop_fcs++; + + rq->stats.drop_total++; + + /* + * We do not unmap and chain the rx buffer to the skb. + * We basically pretend this buffer is not used and will be recycled + * by vmxnet3_rq_alloc_rx_buf() + */ + + /* + * ctx->skb may be NULL if this is the first and the only one + * desc for the pkt + */ + if (ctx->skb) + dev_kfree_skb_irq(ctx->skb); + + ctx->skb = NULL; +} + + +static int +vmxnet3_rq_rx_complete(struct vmxnet3_rx_queue *rq, + struct vmxnet3_adapter *adapter, int quota) +{ + static u32 rxprod_reg[2] = {VMXNET3_REG_RXPROD, VMXNET3_REG_RXPROD2}; + u32 num_rxd = 0; + struct Vmxnet3_RxCompDesc *rcd; + struct vmxnet3_rx_ctx *ctx = &rq->rx_ctx; + + rcd = &rq->comp_ring.base[rq->comp_ring.next2proc].rcd; + while (rcd->gen == rq->comp_ring.gen) { + struct vmxnet3_rx_buf_info *rbi; + struct sk_buff *skb; + int num_to_alloc; + struct Vmxnet3_RxDesc *rxd; + u32 idx, ring_idx; + + if (num_rxd >= quota) { + /* we may stop even before we see the EOP desc of + * the current pkt + */ + break; + } + num_rxd++; + + idx = rcd->rxdIdx; + ring_idx = rcd->rqID == rq->qid ? 0 : 1; + + rxd = &rq->rx_ring[ring_idx].base[idx].rxd; + rbi = rq->buf_info[ring_idx] + idx; + + BUG_ON(rxd->addr != rbi->dma_addr || rxd->len != rbi->len); + + if (unlikely(rcd->eop && rcd->err)) { + vmxnet3_rx_error(rq, rcd, ctx, adapter); + goto rcd_done; + } + + if (rcd->sop) { /* first buf of the pkt */ + BUG_ON(rxd->btype != VMXNET3_RXD_BTYPE_HEAD || + rcd->rqID != rq->qid); + + BUG_ON(rbi->buf_type != VMXNET3_RX_BUF_SKB); + BUG_ON(ctx->skb != NULL || rbi->skb == NULL); + + if (unlikely(rcd->len == 0)) { + /* Pretend the rx buffer is skipped. */ + BUG_ON(!(rcd->sop && rcd->eop)); + dev_dbg(&adapter->netdev->dev, + "rxRing[%u][%u] 0 length\n", + ring_idx, idx); + goto rcd_done; + } + + ctx->skb = rbi->skb; + rbi->skb = NULL; + + pci_unmap_single(adapter->pdev, rbi->dma_addr, rbi->len, + PCI_DMA_FROMDEVICE); + + skb_put(ctx->skb, rcd->len); + } else { + BUG_ON(ctx->skb == NULL); + /* non SOP buffer must be type 1 in most cases */ + if (rbi->buf_type == VMXNET3_RX_BUF_PAGE) { + BUG_ON(rxd->btype != VMXNET3_RXD_BTYPE_BODY); + + if (rcd->len) { + pci_unmap_page(adapter->pdev, + rbi->dma_addr, rbi->len, + PCI_DMA_FROMDEVICE); + + vmxnet3_append_frag(ctx->skb, rcd, rbi); + rbi->page = NULL; + } + } else { + /* + * The only time a non-SOP buffer is type 0 is + * when it's EOP and error flag is raised, which + * has already been handled. + */ + BUG_ON(true); + } + } + + skb = ctx->skb; + if (rcd->eop) { + skb->len += skb->data_len; + skb->truesize += skb->data_len; + + vmxnet3_rx_csum(adapter, skb, + (union Vmxnet3_GenericDesc *)rcd); + skb->protocol = eth_type_trans(skb, adapter->netdev); + + if (unlikely(adapter->vlan_grp && rcd->ts)) { + vlan_hwaccel_receive_skb(skb, + adapter->vlan_grp, rcd->tci); + } else { + netif_receive_skb(skb); + } + + adapter->netdev->last_rx = jiffies; + ctx->skb = NULL; + } + +rcd_done: + /* device may skip some rx descs */ + rq->rx_ring[ring_idx].next2comp = idx; + VMXNET3_INC_RING_IDX_ONLY(rq->rx_ring[ring_idx].next2comp, + rq->rx_ring[ring_idx].size); + + /* refill rx buffers frequently to avoid starving the h/w */ + num_to_alloc = vmxnet3_cmd_ring_desc_avail(rq->rx_ring + + ring_idx); + if (unlikely(num_to_alloc > VMXNET3_RX_ALLOC_THRESHOLD(rq, + ring_idx, adapter))) { + vmxnet3_rq_alloc_rx_buf(rq, ring_idx, num_to_alloc, + adapter); + + /* if needed, update the register */ + if (unlikely(rq->shared->updateRxProd)) { + VMXNET3_WRITE_BAR0_REG(adapter, + rxprod_reg[ring_idx] + rq->qid * 8, + rq->rx_ring[ring_idx].next2fill); + rq->uncommitted[ring_idx] = 0; + } + } + + vmxnet3_comp_ring_adv_next2proc(&rq->comp_ring); + rcd = &rq->comp_ring.base[rq->comp_ring.next2proc].rcd; + } + + return num_rxd; +} + + +static void +vmxnet3_rq_cleanup(struct vmxnet3_rx_queue *rq, + struct vmxnet3_adapter *adapter) +{ + u32 i, ring_idx; + struct Vmxnet3_RxDesc *rxd; + + for (ring_idx = 0; ring_idx < 2; ring_idx++) { + for (i = 0; i < rq->rx_ring[ring_idx].size; i++) { + rxd = &rq->rx_ring[ring_idx].base[i].rxd; + + if (rxd->btype == VMXNET3_RXD_BTYPE_HEAD && + rq->buf_info[ring_idx][i].skb) { + pci_unmap_single(adapter->pdev, rxd->addr, + rxd->len, PCI_DMA_FROMDEVICE); + dev_kfree_skb(rq->buf_info[ring_idx][i].skb); + rq->buf_info[ring_idx][i].skb = NULL; + } else if (rxd->btype == VMXNET3_RXD_BTYPE_BODY && + rq->buf_info[ring_idx][i].page) { + pci_unmap_page(adapter->pdev, rxd->addr, + rxd->len, PCI_DMA_FROMDEVICE); + put_page(rq->buf_info[ring_idx][i].page); + rq->buf_info[ring_idx][i].page = NULL; + } + } + + rq->rx_ring[ring_idx].gen = VMXNET3_INIT_GEN; + rq->rx_ring[ring_idx].next2fill = + rq->rx_ring[ring_idx].next2comp = 0; + rq->uncommitted[ring_idx] = 0; + } + + rq->comp_ring.gen = VMXNET3_INIT_GEN; + rq->comp_ring.next2proc = 0; +} + + +void vmxnet3_rq_destroy(struct vmxnet3_rx_queue *rq, + struct vmxnet3_adapter *adapter) +{ + int i; + int j; + + /* all rx buffers must have already been freed */ + for (i = 0; i < 2; i++) { + if (rq->buf_info[i]) { + for (j = 0; j < rq->rx_ring[i].size; j++) + BUG_ON(rq->buf_info[i][j].page != NULL); + } + } + + + kfree(rq->buf_info[0]); + + for (i = 0; i < 2; i++) { + if (rq->rx_ring[i].base) { + pci_free_consistent(adapter->pdev, rq->rx_ring[i].size + * sizeof(struct Vmxnet3_RxDesc), + rq->rx_ring[i].base, + rq->rx_ring[i].basePA); + rq->rx_ring[i].base = NULL; + } + rq->buf_info[i] = NULL; + } + + if (rq->comp_ring.base) { + pci_free_consistent(adapter->pdev, rq->comp_ring.size * + sizeof(struct Vmxnet3_RxCompDesc), + rq->comp_ring.base, rq->comp_ring.basePA); + rq->comp_ring.base = NULL; + } +} + + +static int +vmxnet3_rq_init(struct vmxnet3_rx_queue *rq, + struct vmxnet3_adapter *adapter) +{ + int i; + + /* initialize buf_info */ + for (i = 0; i < rq->rx_ring[0].size; i++) { + + /* 1st buf for a pkt is skbuff */ + if (i % adapter->rx_buf_per_pkt == 0) { + rq->buf_info[0][i].buf_type = VMXNET3_RX_BUF_SKB; + rq->buf_info[0][i].len = adapter->skb_buf_size; + } else { /* subsequent bufs for a pkt is frag */ + rq->buf_info[0][i].buf_type = VMXNET3_RX_BUF_PAGE; + rq->buf_info[0][i].len = PAGE_SIZE; + } + } + for (i = 0; i < rq->rx_ring[1].size; i++) { + rq->buf_info[1][i].buf_type = VMXNET3_RX_BUF_PAGE; + rq->buf_info[1][i].len = PAGE_SIZE; + } + + /* reset internal state and allocate buffers for both rings */ + for (i = 0; i < 2; i++) { + rq->rx_ring[i].next2fill = rq->rx_ring[i].next2comp = 0; + rq->uncommitted[i] = 0; + + memset(rq->rx_ring[i].base, 0, rq->rx_ring[i].size * + sizeof(struct Vmxnet3_RxDesc)); + rq->rx_ring[i].gen = VMXNET3_INIT_GEN; + } + if (vmxnet3_rq_alloc_rx_buf(rq, 0, rq->rx_ring[0].size - 1, + adapter) == 0) { + /* at least has 1 rx buffer for the 1st ring */ + return -ENOMEM; + } + vmxnet3_rq_alloc_rx_buf(rq, 1, rq->rx_ring[1].size - 1, adapter); + + /* reset the comp ring */ + rq->comp_ring.next2proc = 0; + memset(rq->comp_ring.base, 0, rq->comp_ring.size * + sizeof(struct Vmxnet3_RxCompDesc)); + rq->comp_ring.gen = VMXNET3_INIT_GEN; + + /* reset rxctx */ + rq->rx_ctx.skb = NULL; + + /* stats are not reset */ + return 0; +} + + +static int +vmxnet3_rq_create(struct vmxnet3_rx_queue *rq, struct vmxnet3_adapter *adapter) +{ + int i; + size_t sz; + struct vmxnet3_rx_buf_info *bi; + + for (i = 0; i < 2; i++) { + + sz = rq->rx_ring[i].size * sizeof(struct Vmxnet3_RxDesc); + rq->rx_ring[i].base = pci_alloc_consistent(adapter->pdev, sz, + &rq->rx_ring[i].basePA); + if (!rq->rx_ring[i].base) { + printk(KERN_ERR "%s: failed to allocate rx ring %d\n", + adapter->netdev->name, i); + goto err; + } + } + + sz = rq->comp_ring.size * sizeof(struct Vmxnet3_RxCompDesc); + rq->comp_ring.base = pci_alloc_consistent(adapter->pdev, sz, + &rq->comp_ring.basePA); + if (!rq->comp_ring.base) { + printk(KERN_ERR "%s: failed to allocate rx comp ring\n", + adapter->netdev->name); + goto err; + } + + sz = sizeof(struct vmxnet3_rx_buf_info) * (rq->rx_ring[0].size + + rq->rx_ring[1].size); + bi = kmalloc(sz, GFP_KERNEL); + if (!bi) { + printk(KERN_ERR "%s: failed to allocate rx bufinfo\n", + adapter->netdev->name); + goto err; + } + memset(bi, 0, sz); + rq->buf_info[0] = bi; + rq->buf_info[1] = bi + rq->rx_ring[0].size; + + return 0; + +err: + vmxnet3_rq_destroy(rq, adapter); + return -ENOMEM; +} + + +static int +vmxnet3_do_poll(struct vmxnet3_adapter *adapter, int budget) +{ + if (unlikely(adapter->shared->ecr)) + vmxnet3_process_events(adapter); + + vmxnet3_tq_tx_complete(&adapter->tx_queue, adapter); + return vmxnet3_rq_rx_complete(&adapter->rx_queue, adapter, budget); +} + + +static int +vmxnet3_poll(struct napi_struct *napi, int budget) +{ + struct vmxnet3_adapter *adapter = container_of(napi, + struct vmxnet3_adapter, napi); + int rxd_done; + + rxd_done = vmxnet3_do_poll(adapter, budget); + + if (rxd_done < budget) { + napi_complete(napi); + vmxnet3_enable_intr(adapter, 0); + } + return rxd_done; +} + + +/* Interrupt handler for vmxnet3 */ +static irqreturn_t +vmxnet3_intr(int irq, void *dev_id) +{ + struct net_device *dev = dev_id; + struct vmxnet3_adapter *adapter = netdev_priv(dev); + + if (unlikely(adapter->intr.type == VMXNET3_IT_INTX)) { + u32 icr = VMXNET3_READ_BAR1_REG(adapter, VMXNET3_REG_ICR); + if (unlikely(icr == 0)) + /* not ours */ + return IRQ_NONE; + } + + + /* disable intr if needed */ + if (adapter->intr.mask_mode == VMXNET3_IMM_ACTIVE) + vmxnet3_disable_intr(adapter, 0); + + napi_schedule(&adapter->napi); + + return IRQ_HANDLED; +} + +#ifdef CONFIG_NET_POLL_CONTROLLER + + +/* netpoll callback. */ +static void +vmxnet3_netpoll(struct net_device *netdev) +{ + struct vmxnet3_adapter *adapter = netdev_priv(netdev); + int irq; + +#ifdef CONFIG_PCI_MSI + if (adapter->intr.type == VMXNET3_IT_MSIX) + irq = adapter->intr.msix_entries[0].vector; + else +#endif + irq = adapter->pdev->irq; + + disable_irq(irq); + vmxnet3_intr(irq, netdev); + enable_irq(irq); +} +#endif + +static int +vmxnet3_request_irqs(struct vmxnet3_adapter *adapter) +{ + int err; + +#ifdef CONFIG_PCI_MSI + if (adapter->intr.type == VMXNET3_IT_MSIX) { + /* we only use 1 MSI-X vector */ + err = request_irq(adapter->intr.msix_entries[0].vector, + vmxnet3_intr, 0, adapter->netdev->name, + adapter->netdev); + } else +#endif + if (adapter->intr.type == VMXNET3_IT_MSI) { + err = request_irq(adapter->pdev->irq, vmxnet3_intr, 0, + adapter->netdev->name, adapter->netdev); + } else { + err = request_irq(adapter->pdev->irq, vmxnet3_intr, + IRQF_SHARED, adapter->netdev->name, + adapter->netdev); + } + + if (err) + printk(KERN_ERR "Failed to request irq %s (intr type:%d), error" + ":%d\n", adapter->netdev->name, adapter->intr.type, err); + + + if (!err) { + int i; + /* init our intr settings */ + for (i = 0; i < adapter->intr.num_intrs; i++) + adapter->intr.mod_levels[i] = UPT1_IML_ADAPTIVE; + + /* next setup intr index for all intr sources */ + adapter->tx_queue.comp_ring.intr_idx = 0; + adapter->rx_queue.comp_ring.intr_idx = 0; + adapter->intr.event_intr_idx = 0; + + printk(KERN_INFO "%s: intr type %u, mode %u, %u vectors " + "allocated\n", adapter->netdev->name, adapter->intr.type, + adapter->intr.mask_mode, adapter->intr.num_intrs); + } + + return err; +} + + +static void +vmxnet3_free_irqs(struct vmxnet3_adapter *adapter) +{ + BUG_ON(adapter->intr.type == VMXNET3_IT_AUTO || + adapter->intr.num_intrs <= 0); + + switch (adapter->intr.type) { +#ifdef CONFIG_PCI_MSI + case VMXNET3_IT_MSIX: + { + int i; + + for (i = 0; i < adapter->intr.num_intrs; i++) + free_irq(adapter->intr.msix_entries[i].vector, + adapter->netdev); + break; + } +#endif + case VMXNET3_IT_MSI: + free_irq(adapter->pdev->irq, adapter->netdev); + break; + case VMXNET3_IT_INTX: + free_irq(adapter->pdev->irq, adapter->netdev); + break; + default: + BUG_ON(true); + } +} + + +static void +vmxnet3_vlan_rx_register(struct net_device *netdev, struct vlan_group *grp) +{ + struct vmxnet3_adapter *adapter = netdev_priv(netdev); + struct Vmxnet3_DriverShared *shared = adapter->shared; + u32 *vfTable = adapter->shared->devRead.rxFilterConf.vfTable; + + if (grp) { + /* add vlan rx stripping. */ + if (adapter->netdev->features & NETIF_F_HW_VLAN_RX) { + int i; + struct Vmxnet3_DSDevRead *devRead = &shared->devRead; + adapter->vlan_grp = grp; + + /* update FEATURES to device */ + devRead->misc.uptFeatures |= UPT1_F_RXVLAN; + VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD, + VMXNET3_CMD_UPDATE_FEATURE); + /* + * Clear entire vfTable; then enable untagged pkts. + * Note: setting one entry in vfTable to non-zero turns + * on VLAN rx filtering. + */ + for (i = 0; i < VMXNET3_VFT_SIZE; i++) + vfTable[i] = 0; + + VMXNET3_SET_VFTABLE_ENTRY(vfTable, 0); + VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD, + VMXNET3_CMD_UPDATE_VLAN_FILTERS); + } else { + printk(KERN_ERR "%s: vlan_rx_register when device has " + "no NETIF_F_HW_VLAN_RX\n", netdev->name); + } + } else { + /* remove vlan rx stripping. */ + struct Vmxnet3_DSDevRead *devRead = &shared->devRead; + adapter->vlan_grp = NULL; + + if (devRead->misc.uptFeatures & UPT1_F_RXVLAN) { + int i; + + for (i = 0; i < VMXNET3_VFT_SIZE; i++) { + /* clear entire vfTable; this also disables + * VLAN rx filtering + */ + vfTable[i] = 0; + } + VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD, + VMXNET3_CMD_UPDATE_VLAN_FILTERS); + + /* update FEATURES to device */ + devRead->misc.uptFeatures &= ~UPT1_F_RXVLAN; + VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD, + VMXNET3_CMD_UPDATE_FEATURE); + } + } +} + + +static void +vmxnet3_restore_vlan(struct vmxnet3_adapter *adapter) +{ + if (adapter->vlan_grp) { + u16 vid; + u32 *vfTable = adapter->shared->devRead.rxFilterConf.vfTable; + bool activeVlan = false; + + for (vid = 0; vid < VLAN_GROUP_ARRAY_LEN; vid++) { + if (vlan_group_get_device(adapter->vlan_grp, vid)) { + VMXNET3_SET_VFTABLE_ENTRY(vfTable, vid); + activeVlan = true; + } + } + if (activeVlan) { + /* continue to allow untagged pkts */ + VMXNET3_SET_VFTABLE_ENTRY(vfTable, 0); + } + } +} + + +static void +vmxnet3_vlan_rx_add_vid(struct net_device *netdev, u16 vid) +{ + struct vmxnet3_adapter *adapter = netdev_priv(netdev); + u32 *vfTable = adapter->shared->devRead.rxFilterConf.vfTable; + + VMXNET3_SET_VFTABLE_ENTRY(vfTable, vid); + VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD, + VMXNET3_CMD_UPDATE_VLAN_FILTERS); +} + + +static void +vmxnet3_vlan_rx_kill_vid(struct net_device *netdev, u16 vid) +{ + struct vmxnet3_adapter *adapter = netdev_priv(netdev); + u32 *vfTable = adapter->shared->devRead.rxFilterConf.vfTable; + + VMXNET3_CLEAR_VFTABLE_ENTRY(vfTable, vid); + VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD, + VMXNET3_CMD_UPDATE_VLAN_FILTERS); +} + + +static u8 * +vmxnet3_copy_mc(struct net_device *netdev) +{ + u8 *buf = NULL; + u32 sz = netdev->mc_count * ETH_ALEN; + + /* struct Vmxnet3_RxFilterConf.mfTableLen is u16. */ + if (sz <= 0xffff) { + /* We may be called with BH disabled */ + buf = kmalloc(sz, GFP_ATOMIC); + if (buf) { + int i; + struct dev_mc_list *mc = netdev->mc_list; + + for (i = 0; i < netdev->mc_count; i++) { + BUG_ON(!mc); + memcpy(buf + i * ETH_ALEN, mc->dmi_addr, + ETH_ALEN); + mc = mc->next; + } + } + } + return buf; +} + + +static void +vmxnet3_set_mc(struct net_device *netdev) +{ + struct vmxnet3_adapter *adapter = netdev_priv(netdev); + struct Vmxnet3_RxFilterConf *rxConf = + &adapter->shared->devRead.rxFilterConf; + u8 *new_table = NULL; + u32 new_mode = VMXNET3_RXM_UCAST; + + if (netdev->flags & IFF_PROMISC) + new_mode |= VMXNET3_RXM_PROMISC; + + if (netdev->flags & IFF_BROADCAST) + new_mode |= VMXNET3_RXM_BCAST; + + if (netdev->flags & IFF_ALLMULTI) + new_mode |= VMXNET3_RXM_ALL_MULTI; + else + if (netdev->mc_count > 0) { + new_table = vmxnet3_copy_mc(netdev); + if (new_table) { + new_mode |= VMXNET3_RXM_MCAST; + rxConf->mfTableLen = netdev->mc_count * + ETH_ALEN; + rxConf->mfTablePA = virt_to_phys(new_table); + } else { + printk(KERN_INFO "%s: failed to copy mcast list" + ", setting ALL_MULTI\n", netdev->name); + new_mode |= VMXNET3_RXM_ALL_MULTI; + } + } + + + if (!(new_mode & VMXNET3_RXM_MCAST)) { + rxConf->mfTableLen = 0; + rxConf->mfTablePA = 0; + } + + if (new_mode != rxConf->rxMode) { + rxConf->rxMode = new_mode; + VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD, + VMXNET3_CMD_UPDATE_RX_MODE); + } + + VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD, + VMXNET3_CMD_UPDATE_MAC_FILTERS); + + kfree(new_table); +} + + +/* + * Set up driver_shared based on settings in adapter. + */ + +static void +vmxnet3_setup_driver_shared(struct vmxnet3_adapter *adapter) +{ + struct Vmxnet3_DriverShared *shared = adapter->shared; + struct Vmxnet3_DSDevRead *devRead = &shared->devRead; + struct Vmxnet3_TxQueueConf *tqc; + struct Vmxnet3_RxQueueConf *rqc; + int i; + + memset(shared, 0, sizeof(*shared)); + + /* driver settings */ + shared->magic = VMXNET3_REV1_MAGIC; + devRead->misc.driverInfo.version = VMXNET3_DRIVER_VERSION_NUM; + devRead->misc.driverInfo.gos.gosBits = (sizeof(void *) == 4 ? + VMXNET3_GOS_BITS_32 : VMXNET3_GOS_BITS_64); + devRead->misc.driverInfo.gos.gosType = VMXNET3_GOS_TYPE_LINUX; + devRead->misc.driverInfo.vmxnet3RevSpt = 1; + devRead->misc.driverInfo.uptVerSpt = 1; + + devRead->misc.ddPA = virt_to_phys(adapter); + devRead->misc.ddLen = sizeof(struct vmxnet3_adapter); + + /* set up feature flags */ + if (adapter->rxcsum) + devRead->misc.uptFeatures |= UPT1_F_RXCSUM; + + if (adapter->lro) { + devRead->misc.uptFeatures |= UPT1_F_LRO; + devRead->misc.maxNumRxSG = 1 + MAX_SKB_FRAGS; + } + if ((adapter->netdev->features & NETIF_F_HW_VLAN_RX) + && adapter->vlan_grp) { + devRead->misc.uptFeatures |= UPT1_F_RXVLAN; + } + + devRead->misc.mtu = adapter->netdev->mtu; + devRead->misc.queueDescPA = adapter->queue_desc_pa; + devRead->misc.queueDescLen = sizeof(struct Vmxnet3_TxQueueDesc) + + sizeof(struct Vmxnet3_RxQueueDesc); + + /* tx queue settings */ + BUG_ON(adapter->tx_queue.tx_ring.base == NULL); + + devRead->misc.numTxQueues = 1; + tqc = &adapter->tqd_start->conf; + tqc->txRingBasePA = adapter->tx_queue.tx_ring.basePA; + tqc->dataRingBasePA = adapter->tx_queue.data_ring.basePA; + tqc->compRingBasePA = adapter->tx_queue.comp_ring.basePA; + tqc->ddPA = virt_to_phys(adapter->tx_queue.buf_info); + tqc->txRingSize = adapter->tx_queue.tx_ring.size; + tqc->dataRingSize = adapter->tx_queue.data_ring.size; + tqc->compRingSize = adapter->tx_queue.comp_ring.size; + tqc->ddLen = sizeof(struct vmxnet3_tx_buf_info) * + tqc->txRingSize; + tqc->intrIdx = adapter->tx_queue.comp_ring.intr_idx; + + /* rx queue settings */ + devRead->misc.numRxQueues = 1; + rqc = &adapter->rqd_start->conf; + rqc->rxRingBasePA[0] = adapter->rx_queue.rx_ring[0].basePA; + rqc->rxRingBasePA[1] = adapter->rx_queue.rx_ring[1].basePA; + rqc->compRingBasePA = adapter->rx_queue.comp_ring.basePA; + rqc->ddPA = virt_to_phys(adapter->rx_queue.buf_info); + rqc->rxRingSize[0] = adapter->rx_queue.rx_ring[0].size; + rqc->rxRingSize[1] = adapter->rx_queue.rx_ring[1].size; + rqc->compRingSize = adapter->rx_queue.comp_ring.size; + rqc->ddLen = sizeof(struct vmxnet3_rx_buf_info) * + (rqc->rxRingSize[0] + rqc->rxRingSize[1]); + rqc->intrIdx = adapter->rx_queue.comp_ring.intr_idx; + + /* intr settings */ + devRead->intrConf.autoMask = adapter->intr.mask_mode == + VMXNET3_IMM_AUTO; + devRead->intrConf.numIntrs = adapter->intr.num_intrs; + for (i = 0; i < adapter->intr.num_intrs; i++) + devRead->intrConf.modLevels[i] = adapter->intr.mod_levels[i]; + + devRead->intrConf.eventIntrIdx = adapter->intr.event_intr_idx; + + /* rx filter settings */ + devRead->rxFilterConf.rxMode = 0; + vmxnet3_restore_vlan(adapter); + /* the rest are already zeroed */ +} + + +int +vmxnet3_activate_dev(struct vmxnet3_adapter *adapter) +{ + int err; + u32 ret; + + dev_dbg(&adapter->netdev->dev, + "%s: skb_buf_size %d, rx_buf_per_pkt %d, ring sizes" + " %u %u %u\n", adapter->netdev->name, adapter->skb_buf_size, + adapter->rx_buf_per_pkt, adapter->tx_queue.tx_ring.size, + adapter->rx_queue.rx_ring[0].size, + adapter->rx_queue.rx_ring[1].size); + + vmxnet3_tq_init(&adapter->tx_queue, adapter); + err = vmxnet3_rq_init(&adapter->rx_queue, adapter); + if (err) { + printk(KERN_ERR "Failed to init rx queue for %s: error %d\n", + adapter->netdev->name, err); + goto rq_err; + } + + err = vmxnet3_request_irqs(adapter); + if (err) { + printk(KERN_ERR "Failed to setup irq for %s: error %d\n", + adapter->netdev->name, err); + goto irq_err; + } + + vmxnet3_setup_driver_shared(adapter); + + VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_DSAL, + VMXNET3_GET_ADDR_LO(adapter->shared_pa)); + VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_DSAH, + VMXNET3_GET_ADDR_HI(adapter->shared_pa)); + + VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD, + VMXNET3_CMD_ACTIVATE_DEV); + ret = VMXNET3_READ_BAR1_REG(adapter, VMXNET3_REG_CMD); + + if (ret != 0) { + printk(KERN_ERR "Failed to activate dev %s: error %u\n", + adapter->netdev->name, ret); + err = -EINVAL; + goto activate_err; + } + VMXNET3_WRITE_BAR0_REG(adapter, VMXNET3_REG_RXPROD, + adapter->rx_queue.rx_ring[0].next2fill); + VMXNET3_WRITE_BAR0_REG(adapter, VMXNET3_REG_RXPROD2, + adapter->rx_queue.rx_ring[1].next2fill); + + /* Apply the rx filter settins last. */ + vmxnet3_set_mc(adapter->netdev); + + /* + * Check link state when first activating device. It will start the + * tx queue if the link is up. + */ + vmxnet3_check_link(adapter); + + napi_enable(&adapter->napi); + vmxnet3_enable_all_intrs(adapter); + clear_bit(VMXNET3_STATE_BIT_QUIESCED, &adapter->state); + return 0; + +activate_err: + VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_DSAL, 0); + VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_DSAH, 0); + vmxnet3_free_irqs(adapter); +irq_err: +rq_err: + /* free up buffers we allocated */ + vmxnet3_rq_cleanup(&adapter->rx_queue, adapter); + return err; +} + + +void +vmxnet3_reset_dev(struct vmxnet3_adapter *adapter) +{ + VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD, VMXNET3_CMD_RESET_DEV); +} + + +int +vmxnet3_quiesce_dev(struct vmxnet3_adapter *adapter) +{ + if (test_and_set_bit(VMXNET3_STATE_BIT_QUIESCED, &adapter->state)) + return 0; + + + VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD, + VMXNET3_CMD_QUIESCE_DEV); + vmxnet3_disable_all_intrs(adapter); + + napi_disable(&adapter->napi); + netif_tx_disable(adapter->netdev); + adapter->link_speed = 0; + netif_carrier_off(adapter->netdev); + + vmxnet3_tq_cleanup(&adapter->tx_queue, adapter); + vmxnet3_rq_cleanup(&adapter->rx_queue, adapter); + vmxnet3_free_irqs(adapter); + return 0; +} + + +static void +vmxnet3_write_mac_addr(struct vmxnet3_adapter *adapter, u8 *mac) +{ + u32 tmp; + + tmp = *(u32 *)mac; + VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_MACL, tmp); + + tmp = (mac[5] << 8) | mac[4]; + VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_MACH, tmp); +} + + +static int +vmxnet3_set_mac_addr(struct net_device *netdev, void *p) +{ + struct sockaddr *addr = p; + struct vmxnet3_adapter *adapter = netdev_priv(netdev); + + memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len); + vmxnet3_write_mac_addr(adapter, addr->sa_data); + + return 0; +} + + +/* ==================== initialization and cleanup routines ============ */ + +static int +vmxnet3_alloc_pci_resources(struct vmxnet3_adapter *adapter, bool *dma64) +{ + int err; + unsigned long mmio_start, mmio_len; + struct pci_dev *pdev = adapter->pdev; + + err = pci_enable_device(pdev); + if (err) { + printk(KERN_ERR "Failed to enable adapter %s: error %d\n", + pci_name(pdev), err); + return err; + } + + if (pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) == 0) { + if (pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64)) != 0) { + printk(KERN_ERR "pci_set_consistent_dma_mask failed " + "for adapter %s\n", pci_name(pdev)); + err = -EIO; + goto err_set_mask; + } + *dma64 = true; + } else { + if (pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) != 0) { + printk(KERN_ERR "pci_set_dma_mask failed for adapter " + "%s\n", pci_name(pdev)); + err = -EIO; + goto err_set_mask; + } + *dma64 = false; + } + + err = pci_request_selected_regions(pdev, (1 << 2) - 1, + vmxnet3_driver_name); + if (err) { + printk(KERN_ERR "Failed to request region for adapter %s: " + "error %d\n", pci_name(pdev), err); + goto err_set_mask; + } + + pci_set_master(pdev); + + mmio_start = pci_resource_start(pdev, 0); + mmio_len = pci_resource_len(pdev, 0); + adapter->hw_addr0 = ioremap(mmio_start, mmio_len); + if (!adapter->hw_addr0) { + printk(KERN_ERR "Failed to map bar0 for adapter %s\n", + pci_name(pdev)); + err = -EIO; + goto err_ioremap; + } + + mmio_start = pci_resource_start(pdev, 1); + mmio_len = pci_resource_len(pdev, 1); + adapter->hw_addr1 = ioremap(mmio_start, mmio_len); + if (!adapter->hw_addr1) { + printk(KERN_ERR "Failed to map bar1 for adapter %s\n", + pci_name(pdev)); + err = -EIO; + goto err_bar1; + } + return 0; + +err_bar1: + iounmap(adapter->hw_addr0); +err_ioremap: + pci_release_selected_regions(pdev, (1 << 2) - 1); +err_set_mask: + pci_disable_device(pdev); + return err; +} + + +static void +vmxnet3_free_pci_resources(struct vmxnet3_adapter *adapter) +{ + BUG_ON(!adapter->pdev); + + iounmap(adapter->hw_addr0); + iounmap(adapter->hw_addr1); + pci_release_selected_regions(adapter->pdev, (1 << 2) - 1); + pci_disable_device(adapter->pdev); +} + + +static void +vmxnet3_adjust_rx_ring_size(struct vmxnet3_adapter *adapter) +{ + size_t sz; + + if (adapter->netdev->mtu <= VMXNET3_MAX_SKB_BUF_SIZE - + VMXNET3_MAX_ETH_HDR_SIZE) { + adapter->skb_buf_size = adapter->netdev->mtu + + VMXNET3_MAX_ETH_HDR_SIZE; + if (adapter->skb_buf_size < VMXNET3_MIN_T0_BUF_SIZE) + adapter->skb_buf_size = VMXNET3_MIN_T0_BUF_SIZE; + + adapter->rx_buf_per_pkt = 1; + } else { + adapter->skb_buf_size = VMXNET3_MAX_SKB_BUF_SIZE; + sz = adapter->netdev->mtu - VMXNET3_MAX_SKB_BUF_SIZE + + VMXNET3_MAX_ETH_HDR_SIZE; + adapter->rx_buf_per_pkt = 1 + (sz + PAGE_SIZE - 1) / PAGE_SIZE; + } + + /* + * for simplicity, force the ring0 size to be a multiple of + * rx_buf_per_pkt * VMXNET3_RING_SIZE_ALIGN + */ + sz = adapter->rx_buf_per_pkt * VMXNET3_RING_SIZE_ALIGN; + adapter->rx_queue.rx_ring[0].size = (adapter->rx_queue.rx_ring[0].size + + sz - 1) / sz * sz; + adapter->rx_queue.rx_ring[0].size = min_t(u32, + adapter->rx_queue.rx_ring[0].size, + VMXNET3_RX_RING_MAX_SIZE / sz * sz); +} + + +int +vmxnet3_create_queues(struct vmxnet3_adapter *adapter, u32 tx_ring_size, + u32 rx_ring_size, u32 rx_ring2_size) +{ + int err; + + adapter->tx_queue.tx_ring.size = tx_ring_size; + adapter->tx_queue.data_ring.size = tx_ring_size; + adapter->tx_queue.comp_ring.size = tx_ring_size; + adapter->tx_queue.shared = &adapter->tqd_start->ctrl; + adapter->tx_queue.stopped = true; + err = vmxnet3_tq_create(&adapter->tx_queue, adapter); + if (err) + return err; + + adapter->rx_queue.rx_ring[0].size = rx_ring_size; + adapter->rx_queue.rx_ring[1].size = rx_ring2_size; + vmxnet3_adjust_rx_ring_size(adapter); + adapter->rx_queue.comp_ring.size = adapter->rx_queue.rx_ring[0].size + + adapter->rx_queue.rx_ring[1].size; + adapter->rx_queue.qid = 0; + adapter->rx_queue.qid2 = 1; + adapter->rx_queue.shared = &adapter->rqd_start->ctrl; + err = vmxnet3_rq_create(&adapter->rx_queue, adapter); + if (err) + vmxnet3_tq_destroy(&adapter->tx_queue, adapter); + + return err; +} + +static int +vmxnet3_open(struct net_device *netdev) +{ + struct vmxnet3_adapter *adapter; + int err; + + adapter = netdev_priv(netdev); + + spin_lock_init(&adapter->tx_queue.tx_lock); + + err = vmxnet3_create_queues(adapter, VMXNET3_DEF_TX_RING_SIZE, + VMXNET3_DEF_RX_RING_SIZE, + VMXNET3_DEF_RX_RING_SIZE); + if (err) + goto queue_err; + + err = vmxnet3_activate_dev(adapter); + if (err) + goto activate_err; + + return 0; + +activate_err: + vmxnet3_rq_destroy(&adapter->rx_queue, adapter); + vmxnet3_tq_destroy(&adapter->tx_queue, adapter); +queue_err: + return err; +} + + +static int +vmxnet3_close(struct net_device *netdev) +{ + struct vmxnet3_adapter *adapter = netdev_priv(netdev); + + /* + * Reset_work may be in the middle of resetting the device, wait for its + * completion. + */ + while (test_and_set_bit(VMXNET3_STATE_BIT_RESETTING, &adapter->state)) + msleep(1); + + vmxnet3_quiesce_dev(adapter); + + vmxnet3_rq_destroy(&adapter->rx_queue, adapter); + vmxnet3_tq_destroy(&adapter->tx_queue, adapter); + + clear_bit(VMXNET3_STATE_BIT_RESETTING, &adapter->state); + + + return 0; +} + + +void +vmxnet3_force_close(struct vmxnet3_adapter *adapter) +{ + /* + * we must clear VMXNET3_STATE_BIT_RESETTING, otherwise + * vmxnet3_close() will deadlock. + */ + BUG_ON(test_bit(VMXNET3_STATE_BIT_RESETTING, &adapter->state)); + + /* we need to enable NAPI, otherwise dev_close will deadlock */ + napi_enable(&adapter->napi); + dev_close(adapter->netdev); +} + + +static int +vmxnet3_change_mtu(struct net_device *netdev, int new_mtu) +{ + struct vmxnet3_adapter *adapter = netdev_priv(netdev); + int err = 0; + + if (new_mtu < VMXNET3_MIN_MTU || new_mtu > VMXNET3_MAX_MTU) + return -EINVAL; + + if (new_mtu > 1500 && !adapter->jumbo_frame) + return -EINVAL; + + netdev->mtu = new_mtu; + + /* + * Reset_work may be in the middle of resetting the device, wait for its + * completion. + */ + while (test_and_set_bit(VMXNET3_STATE_BIT_RESETTING, &adapter->state)) + msleep(1); + + if (netif_running(netdev)) { + vmxnet3_quiesce_dev(adapter); + vmxnet3_reset_dev(adapter); + + /* we need to re-create the rx queue based on the new mtu */ + vmxnet3_rq_destroy(&adapter->rx_queue, adapter); + vmxnet3_adjust_rx_ring_size(adapter); + adapter->rx_queue.comp_ring.size = + adapter->rx_queue.rx_ring[0].size + + adapter->rx_queue.rx_ring[1].size; + err = vmxnet3_rq_create(&adapter->rx_queue, adapter); + if (err) { + printk(KERN_ERR "%s: failed to re-create rx queue," + " error %d. Closing it.\n", netdev->name, err); + goto out; + } + + err = vmxnet3_activate_dev(adapter); + if (err) { + printk(KERN_ERR "%s: failed to re-activate, error %d. " + "Closing it\n", netdev->name, err); + goto out; + } + } + +out: + clear_bit(VMXNET3_STATE_BIT_RESETTING, &adapter->state); + if (err) + vmxnet3_force_close(adapter); + + return err; +} + + +static void +vmxnet3_declare_features(struct vmxnet3_adapter *adapter, bool dma64) +{ + struct net_device *netdev = adapter->netdev; + + netdev->features = NETIF_F_SG | + NETIF_F_HW_CSUM | + NETIF_F_HW_VLAN_TX | + NETIF_F_HW_VLAN_RX | + NETIF_F_HW_VLAN_FILTER | + NETIF_F_TSO | + NETIF_F_TSO6 | + NETIF_F_LRO; + + printk(KERN_INFO "features: sg csum vlan jf tso tsoIPv6 lro"); + + adapter->rxcsum = true; + adapter->jumbo_frame = true; + adapter->lro = true; + + if (dma64) { + netdev->features |= NETIF_F_HIGHDMA; + printk(" highDMA"); + } + + netdev->vlan_features = netdev->features; + printk("\n"); +} + + +static void +vmxnet3_read_mac_addr(struct vmxnet3_adapter *adapter, u8 *mac) +{ + u32 tmp; + + tmp = VMXNET3_READ_BAR1_REG(adapter, VMXNET3_REG_MACL); + *(u32 *)mac = tmp; + + tmp = VMXNET3_READ_BAR1_REG(adapter, VMXNET3_REG_MACH); + mac[4] = tmp & 0xff; + mac[5] = (tmp >> 8) & 0xff; +} + + +static void +vmxnet3_alloc_intr_resources(struct vmxnet3_adapter *adapter) +{ + u32 cfg; + + /* intr settings */ + VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD, + VMXNET3_CMD_GET_CONF_INTR); + cfg = VMXNET3_READ_BAR1_REG(adapter, VMXNET3_REG_CMD); + adapter->intr.type = cfg & 0x3; + adapter->intr.mask_mode = (cfg >> 2) & 0x3; + + if (adapter->intr.type == VMXNET3_IT_AUTO) { + int err; + +#ifdef CONFIG_PCI_MSI + adapter->intr.msix_entries[0].entry = 0; + err = pci_enable_msix(adapter->pdev, adapter->intr.msix_entries, + VMXNET3_LINUX_MAX_MSIX_VECT); + if (!err) { + adapter->intr.num_intrs = 1; + adapter->intr.type = VMXNET3_IT_MSIX; + return; + } +#endif + + err = pci_enable_msi(adapter->pdev); + if (!err) { + adapter->intr.num_intrs = 1; + adapter->intr.type = VMXNET3_IT_MSI; + return; + } + } + + adapter->intr.type = VMXNET3_IT_INTX; + + /* INT-X related setting */ + adapter->intr.num_intrs = 1; +} + + +static void +vmxnet3_free_intr_resources(struct vmxnet3_adapter *adapter) +{ + if (adapter->intr.type == VMXNET3_IT_MSIX) + pci_disable_msix(adapter->pdev); + else if (adapter->intr.type == VMXNET3_IT_MSI) + pci_disable_msi(adapter->pdev); + else + BUG_ON(adapter->intr.type != VMXNET3_IT_INTX); +} + + +static void +vmxnet3_tx_timeout(struct net_device *netdev) +{ + struct vmxnet3_adapter *adapter = netdev_priv(netdev); + adapter->tx_timeout_count++; + + printk(KERN_ERR "%s: tx hang\n", adapter->netdev->name); + schedule_work(&adapter->work); +} + + +static void +vmxnet3_reset_work(struct work_struct *data) +{ + struct vmxnet3_adapter *adapter; + + adapter = container_of(data, struct vmxnet3_adapter, work); + + /* if another thread is resetting the device, no need to proceed */ + if (test_and_set_bit(VMXNET3_STATE_BIT_RESETTING, &adapter->state)) + return; + + /* if the device is closed, we must leave it alone */ + if (netif_running(adapter->netdev)) { + printk(KERN_INFO "%s: resetting\n", adapter->netdev->name); + vmxnet3_quiesce_dev(adapter); + vmxnet3_reset_dev(adapter); + vmxnet3_activate_dev(adapter); + } else { + printk(KERN_INFO "%s: already closed\n", adapter->netdev->name); + } + + clear_bit(VMXNET3_STATE_BIT_RESETTING, &adapter->state); +} + + +static int __devinit +vmxnet3_probe_device(struct pci_dev *pdev, + const struct pci_device_id *id) +{ + static const struct net_device_ops vmxnet3_netdev_ops = { + .ndo_open = vmxnet3_open, + .ndo_stop = vmxnet3_close, + .ndo_start_xmit = vmxnet3_xmit_frame, + .ndo_set_mac_address = vmxnet3_set_mac_addr, + .ndo_change_mtu = vmxnet3_change_mtu, + .ndo_get_stats = vmxnet3_get_stats, + .ndo_tx_timeout = vmxnet3_tx_timeout, + .ndo_set_multicast_list = vmxnet3_set_mc, + .ndo_vlan_rx_register = vmxnet3_vlan_rx_register, + .ndo_vlan_rx_add_vid = vmxnet3_vlan_rx_add_vid, + .ndo_vlan_rx_kill_vid = vmxnet3_vlan_rx_kill_vid, +#ifdef CONFIG_NET_POLL_CONTROLLER + .ndo_poll_controller = vmxnet3_netpoll, +#endif + }; + int err; + bool dma64 = false; /* stupid gcc */ + u32 ver; + struct net_device *netdev; + struct vmxnet3_adapter *adapter; + u8 mac[ETH_ALEN]; + + netdev = alloc_etherdev(sizeof(struct vmxnet3_adapter)); + if (!netdev) { + printk(KERN_ERR "Failed to alloc ethernet device for adapter " + "%s\n", pci_name(pdev)); + return -ENOMEM; + } + + pci_set_drvdata(pdev, netdev); + adapter = netdev_priv(netdev); + adapter->netdev = netdev; + adapter->pdev = pdev; + + adapter->shared = pci_alloc_consistent(adapter->pdev, + sizeof(struct Vmxnet3_DriverShared), + &adapter->shared_pa); + if (!adapter->shared) { + printk(KERN_ERR "Failed to allocate memory for %s\n", + pci_name(pdev)); + err = -ENOMEM; + goto err_alloc_shared; + } + + adapter->tqd_start = pci_alloc_consistent(adapter->pdev, + sizeof(struct Vmxnet3_TxQueueDesc) + + sizeof(struct Vmxnet3_RxQueueDesc), + &adapter->queue_desc_pa); + + if (!adapter->tqd_start) { + printk(KERN_ERR "Failed to allocate memory for %s\n", + pci_name(pdev)); + err = -ENOMEM; + goto err_alloc_queue_desc; + } + adapter->rqd_start = (struct Vmxnet3_RxQueueDesc *)(adapter->tqd_start + + 1); + + adapter->pm_conf = kmalloc(sizeof(struct Vmxnet3_PMConf), GFP_KERNEL); + if (adapter->pm_conf == NULL) { + printk(KERN_ERR "Failed to allocate memory for %s\n", + pci_name(pdev)); + err = -ENOMEM; + goto err_alloc_pm; + } + + err = vmxnet3_alloc_pci_resources(adapter, &dma64); + if (err < 0) + goto err_alloc_pci; + + ver = VMXNET3_READ_BAR1_REG(adapter, VMXNET3_REG_VRRS); + if (ver & 1) { + VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_VRRS, 1); + } else { + printk(KERN_ERR "Incompatible h/w version (0x%x) for adapter" + " %s\n", ver, pci_name(pdev)); + err = -EBUSY; + goto err_ver; + } + + ver = VMXNET3_READ_BAR1_REG(adapter, VMXNET3_REG_UVRS); + if (ver & 1) { + VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_UVRS, 1); + } else { + printk(KERN_ERR "Incompatible upt version (0x%x) for " + "adapter %s\n", ver, pci_name(pdev)); + err = -EBUSY; + goto err_ver; + } + + vmxnet3_declare_features(adapter, dma64); + + adapter->dev_number = atomic_read(&devices_found); + vmxnet3_alloc_intr_resources(adapter); + + vmxnet3_read_mac_addr(adapter, mac); + memcpy(netdev->dev_addr, mac, netdev->addr_len); + + netdev->netdev_ops = &vmxnet3_netdev_ops; + netdev->watchdog_timeo = 5 * HZ; + vmxnet3_set_ethtool_ops(netdev); + + INIT_WORK(&adapter->work, vmxnet3_reset_work); + + netif_napi_add(netdev, &adapter->napi, vmxnet3_poll, 64); + SET_NETDEV_DEV(netdev, &pdev->dev); + err = register_netdev(netdev); + + if (err) { + printk(KERN_ERR "Failed to register adapter %s\n", + pci_name(pdev)); + goto err_register; + } + + set_bit(VMXNET3_STATE_BIT_QUIESCED, &adapter->state); + atomic_inc(&devices_found); + return 0; + +err_register: + vmxnet3_free_intr_resources(adapter); +err_ver: + vmxnet3_free_pci_resources(adapter); +err_alloc_pci: + kfree(adapter->pm_conf); +err_alloc_pm: + pci_free_consistent(adapter->pdev, sizeof(struct Vmxnet3_TxQueueDesc) + + sizeof(struct Vmxnet3_RxQueueDesc), + adapter->tqd_start, adapter->queue_desc_pa); +err_alloc_queue_desc: + pci_free_consistent(adapter->pdev, sizeof(struct Vmxnet3_DriverShared), + adapter->shared, adapter->shared_pa); +err_alloc_shared: + pci_set_drvdata(pdev, NULL); + free_netdev(netdev); + return err; +} + + +static void __devexit +vmxnet3_remove_device(struct pci_dev *pdev) +{ + struct net_device *netdev = pci_get_drvdata(pdev); + struct vmxnet3_adapter *adapter = netdev_priv(netdev); + + flush_scheduled_work(); + + unregister_netdev(netdev); + + vmxnet3_free_intr_resources(adapter); + vmxnet3_free_pci_resources(adapter); + kfree(adapter->pm_conf); + pci_free_consistent(adapter->pdev, sizeof(struct Vmxnet3_TxQueueDesc) + + sizeof(struct Vmxnet3_RxQueueDesc), + adapter->tqd_start, adapter->queue_desc_pa); + pci_free_consistent(adapter->pdev, sizeof(struct Vmxnet3_DriverShared), + adapter->shared, adapter->shared_pa); + free_netdev(netdev); +} + + +#ifdef CONFIG_PM + +static int +vmxnet3_suspend(struct device *device) +{ + struct pci_dev *pdev = to_pci_dev(device); + struct net_device *netdev = pci_get_drvdata(pdev); + struct vmxnet3_adapter *adapter = netdev_priv(netdev); + struct Vmxnet3_PMConf *pmConf; + struct ethhdr *ehdr; + struct arphdr *ahdr; + u8 *arpreq; + struct in_device *in_dev; + struct in_ifaddr *ifa; + int i = 0; + + if (!netif_running(netdev)) + return 0; + + vmxnet3_disable_all_intrs(adapter); + vmxnet3_free_irqs(adapter); + vmxnet3_free_intr_resources(adapter); + + netif_device_detach(netdev); + netif_stop_queue(netdev); + + /* Create wake-up filters. */ + pmConf = adapter->pm_conf; + memset(pmConf, 0, sizeof(*pmConf)); + + if (adapter->wol & WAKE_UCAST) { + pmConf->filters[i].patternSize = ETH_ALEN; + pmConf->filters[i].maskSize = 1; + memcpy(pmConf->filters[i].pattern, netdev->dev_addr, ETH_ALEN); + pmConf->filters[i].mask[0] = 0x3F; /* LSB ETH_ALEN bits */ + + pmConf->wakeUpEvents |= VMXNET3_PM_WAKEUP_FILTER; + i++; + } + + if (adapter->wol & WAKE_ARP) { + in_dev = in_dev_get(netdev); + if (!in_dev) + goto skip_arp; + + ifa = (struct in_ifaddr *)in_dev->ifa_list; + if (!ifa) + goto skip_arp; + + pmConf->filters[i].patternSize = ETH_HLEN + /* Ethernet header*/ + sizeof(struct arphdr) + /* ARP header */ + 2 * ETH_ALEN + /* 2 Ethernet addresses*/ + 2 * sizeof(u32); /*2 IPv4 addresses */ + pmConf->filters[i].maskSize = + (pmConf->filters[i].patternSize - 1) / 8 + 1; + + /* ETH_P_ARP in Ethernet header. */ + ehdr = (struct ethhdr *)pmConf->filters[i].pattern; + ehdr->h_proto = htons(ETH_P_ARP); + + /* ARPOP_REQUEST in ARP header. */ + ahdr = (struct arphdr *)&pmConf->filters[i].pattern[ETH_HLEN]; + ahdr->ar_op = htons(ARPOP_REQUEST); + arpreq = (u8 *)(ahdr + 1); + + /* The Unicast IPv4 address in 'tip' field. */ + arpreq += 2 * ETH_ALEN + sizeof(u32); + *(u32 *)arpreq = ifa->ifa_address; + + /* The mask for the relevant bits. */ + pmConf->filters[i].mask[0] = 0x00; + pmConf->filters[i].mask[1] = 0x30; /* ETH_P_ARP */ + pmConf->filters[i].mask[2] = 0x30; /* ARPOP_REQUEST */ + pmConf->filters[i].mask[3] = 0x00; + pmConf->filters[i].mask[4] = 0xC0; /* IPv4 TIP */ + pmConf->filters[i].mask[5] = 0x03; /* IPv4 TIP */ + in_dev_put(in_dev); + + pmConf->wakeUpEvents |= VMXNET3_PM_WAKEUP_FILTER; + i++; + } + +skip_arp: + if (adapter->wol & WAKE_MAGIC) + pmConf->wakeUpEvents |= VMXNET3_PM_WAKEUP_MAGIC; + + pmConf->numFilters = i; + + adapter->shared->devRead.pmConfDesc.confVer = 1; + adapter->shared->devRead.pmConfDesc.confLen = sizeof(*pmConf); + adapter->shared->devRead.pmConfDesc.confPA = virt_to_phys(pmConf); + + VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD, + VMXNET3_CMD_UPDATE_PMCFG); + + pci_save_state(pdev); + pci_enable_wake(pdev, pci_choose_state(pdev, PMSG_SUSPEND), + adapter->wol); + pci_disable_device(pdev); + pci_set_power_state(pdev, pci_choose_state(pdev, PMSG_SUSPEND)); + + return 0; +} + + +static int +vmxnet3_resume(struct device *device) +{ + int err; + struct pci_dev *pdev = to_pci_dev(device); + struct net_device *netdev = pci_get_drvdata(pdev); + struct vmxnet3_adapter *adapter = netdev_priv(netdev); + struct Vmxnet3_PMConf *pmConf; + + if (!netif_running(netdev)) + return 0; + + /* Destroy wake-up filters. */ + pmConf = adapter->pm_conf; + memset(pmConf, 0, sizeof(*pmConf)); + + adapter->shared->devRead.pmConfDesc.confVer = 1; + adapter->shared->devRead.pmConfDesc.confLen = sizeof(*pmConf); + adapter->shared->devRead.pmConfDesc.confPA = virt_to_phys(pmConf); + + netif_device_attach(netdev); + pci_set_power_state(pdev, PCI_D0); + pci_restore_state(pdev); + err = pci_enable_device_mem(pdev); + if (err != 0) + return err; + + pci_enable_wake(pdev, PCI_D0, 0); + + VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD, + VMXNET3_CMD_UPDATE_PMCFG); + vmxnet3_alloc_intr_resources(adapter); + vmxnet3_request_irqs(adapter); + vmxnet3_enable_all_intrs(adapter); + + return 0; +} + +static struct dev_pm_ops vmxnet3_pm_ops = { + .suspend = vmxnet3_suspend, + .resume = vmxnet3_resume, +}; +#endif + +static struct pci_driver vmxnet3_driver = { + .name = vmxnet3_driver_name, + .id_table = vmxnet3_pciid_table, + .probe = vmxnet3_probe_device, + .remove = __devexit_p(vmxnet3_remove_device), +#ifdef CONFIG_PM + .driver.pm = &vmxnet3_pm_ops, +#endif +}; + + +static int __init +vmxnet3_init_module(void) +{ + printk(KERN_INFO "%s - version %s\n", VMXNET3_DRIVER_DESC, + VMXNET3_DRIVER_VERSION_REPORT); + return pci_register_driver(&vmxnet3_driver); +} + +module_init(vmxnet3_init_module); + + +static void +vmxnet3_exit_module(void) +{ + pci_unregister_driver(&vmxnet3_driver); +} + +module_exit(vmxnet3_exit_module); + +MODULE_AUTHOR("VMware, Inc."); +MODULE_DESCRIPTION(VMXNET3_DRIVER_DESC); +MODULE_LICENSE("GPL v2"); +MODULE_VERSION(VMXNET3_DRIVER_VERSION_STRING); diff --git a/drivers/net/vmxnet3/vmxnet3_ethtool.c b/drivers/net/vmxnet3/vmxnet3_ethtool.c new file mode 100644 index 00000000000..c2c15e4cafc --- /dev/null +++ b/drivers/net/vmxnet3/vmxnet3_ethtool.c @@ -0,0 +1,566 @@ +/* + * Linux driver for VMware's vmxnet3 ethernet NIC. + * + * Copyright (C) 2008-2009, VMware, Inc. All Rights Reserved. + * + * 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; version 2 of the License and no 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, GOOD TITLE or + * NON INFRINGEMENT. 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 + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Maintained by: Shreyas Bhatewara <pv-drivers@vmware.com> + * + */ + + +#include "vmxnet3_int.h" + +struct vmxnet3_stat_desc { + char desc[ETH_GSTRING_LEN]; + int offset; +}; + + +static u32 +vmxnet3_get_rx_csum(struct net_device *netdev) +{ + struct vmxnet3_adapter *adapter = netdev_priv(netdev); + return adapter->rxcsum; +} + + +static int +vmxnet3_set_rx_csum(struct net_device *netdev, u32 val) +{ + struct vmxnet3_adapter *adapter = netdev_priv(netdev); + + if (adapter->rxcsum != val) { + adapter->rxcsum = val; + if (netif_running(netdev)) { + if (val) + adapter->shared->devRead.misc.uptFeatures |= + UPT1_F_RXCSUM; + else + adapter->shared->devRead.misc.uptFeatures &= + ~UPT1_F_RXCSUM; + + VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD, + VMXNET3_CMD_UPDATE_FEATURE); + } + } + return 0; +} + + +/* per tq stats maintained by the device */ +static const struct vmxnet3_stat_desc +vmxnet3_tq_dev_stats[] = { + /* description, offset */ + { "TSO pkts tx", offsetof(struct UPT1_TxStats, TSOPktsTxOK) }, + { "TSO bytes tx", offsetof(struct UPT1_TxStats, TSOBytesTxOK) }, + { "ucast pkts tx", offsetof(struct UPT1_TxStats, ucastPktsTxOK) }, + { "ucast bytes tx", offsetof(struct UPT1_TxStats, ucastBytesTxOK) }, + { "mcast pkts tx", offsetof(struct UPT1_TxStats, mcastPktsTxOK) }, + { "mcast bytes tx", offsetof(struct UPT1_TxStats, mcastBytesTxOK) }, + { "bcast pkts tx", offsetof(struct UPT1_TxStats, bcastPktsTxOK) }, + { "bcast bytes tx", offsetof(struct UPT1_TxStats, bcastBytesTxOK) }, + { "pkts tx err", offsetof(struct UPT1_TxStats, pktsTxError) }, + { "pkts tx discard", offsetof(struct UPT1_TxStats, pktsTxDiscard) }, +}; + +/* per tq stats maintained by the driver */ +static const struct vmxnet3_stat_desc +vmxnet3_tq_driver_stats[] = { + /* description, offset */ + {"drv dropped tx total", offsetof(struct vmxnet3_tq_driver_stats, + drop_total) }, + { " too many frags", offsetof(struct vmxnet3_tq_driver_stats, + drop_too_many_frags) }, + { " giant hdr", offsetof(struct vmxnet3_tq_driver_stats, + drop_oversized_hdr) }, + { " hdr err", offsetof(struct vmxnet3_tq_driver_stats, + drop_hdr_inspect_err) }, + { " tso", offsetof(struct vmxnet3_tq_driver_stats, + drop_tso) }, + { "ring full", offsetof(struct vmxnet3_tq_driver_stats, + tx_ring_full) }, + { "pkts linearized", offsetof(struct vmxnet3_tq_driver_stats, + linearized) }, + { "hdr cloned", offsetof(struct vmxnet3_tq_driver_stats, + copy_skb_header) }, + { "giant hdr", offsetof(struct vmxnet3_tq_driver_stats, + oversized_hdr) }, +}; + +/* per rq stats maintained by the device */ +static const struct vmxnet3_stat_desc +vmxnet3_rq_dev_stats[] = { + { "LRO pkts rx", offsetof(struct UPT1_RxStats, LROPktsRxOK) }, + { "LRO byte rx", offsetof(struct UPT1_RxStats, LROBytesRxOK) }, + { "ucast pkts rx", offsetof(struct UPT1_RxStats, ucastPktsRxOK) }, + { "ucast bytes rx", offsetof(struct UPT1_RxStats, ucastBytesRxOK) }, + { "mcast pkts rx", offsetof(struct UPT1_RxStats, mcastPktsRxOK) }, + { "mcast bytes rx", offsetof(struct UPT1_RxStats, mcastBytesRxOK) }, + { "bcast pkts rx", offsetof(struct UPT1_RxStats, bcastPktsRxOK) }, + { "bcast bytes rx", offsetof(struct UPT1_RxStats, bcastBytesRxOK) }, + { "pkts rx out of buf", offsetof(struct UPT1_RxStats, pktsRxOutOfBuf) }, + { "pkts rx err", offsetof(struct UPT1_RxStats, pktsRxError) }, +}; + +/* per rq stats maintained by the driver */ +static const struct vmxnet3_stat_desc +vmxnet3_rq_driver_stats[] = { + /* description, offset */ + { "drv dropped rx total", offsetof(struct vmxnet3_rq_driver_stats, + drop_total) }, + { " err", offsetof(struct vmxnet3_rq_driver_stats, + drop_err) }, + { " fcs", offsetof(struct vmxnet3_rq_driver_stats, + drop_fcs) }, + { "rx buf alloc fail", offsetof(struct vmxnet3_rq_driver_stats, + rx_buf_alloc_failure) }, +}; + +/* gloabl stats maintained by the driver */ +static const struct vmxnet3_stat_desc +vmxnet3_global_stats[] = { + /* description, offset */ + { "tx timeout count", offsetof(struct vmxnet3_adapter, + tx_timeout_count) } +}; + + +struct net_device_stats * +vmxnet3_get_stats(struct net_device *netdev) +{ + struct vmxnet3_adapter *adapter; + struct vmxnet3_tq_driver_stats *drvTxStats; + struct vmxnet3_rq_driver_stats *drvRxStats; + struct UPT1_TxStats *devTxStats; + struct UPT1_RxStats *devRxStats; + struct net_device_stats *net_stats = &netdev->stats; + + adapter = netdev_priv(netdev); + + /* Collect the dev stats into the shared area */ + VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD, VMXNET3_CMD_GET_STATS); + + /* Assuming that we have a single queue device */ + devTxStats = &adapter->tqd_start->stats; + devRxStats = &adapter->rqd_start->stats; + + /* Get access to the driver stats per queue */ + drvTxStats = &adapter->tx_queue.stats; + drvRxStats = &adapter->rx_queue.stats; + + memset(net_stats, 0, sizeof(*net_stats)); + + net_stats->rx_packets = devRxStats->ucastPktsRxOK + + devRxStats->mcastPktsRxOK + + devRxStats->bcastPktsRxOK; + + net_stats->tx_packets = devTxStats->ucastPktsTxOK + + devTxStats->mcastPktsTxOK + + devTxStats->bcastPktsTxOK; + + net_stats->rx_bytes = devRxStats->ucastBytesRxOK + + devRxStats->mcastBytesRxOK + + devRxStats->bcastBytesRxOK; + + net_stats->tx_bytes = devTxStats->ucastBytesTxOK + + devTxStats->mcastBytesTxOK + + devTxStats->bcastBytesTxOK; + + net_stats->rx_errors = devRxStats->pktsRxError; + net_stats->tx_errors = devTxStats->pktsTxError; + net_stats->rx_dropped = drvRxStats->drop_total; + net_stats->tx_dropped = drvTxStats->drop_total; + net_stats->multicast = devRxStats->mcastPktsRxOK; + + return net_stats; +} + +static int +vmxnet3_get_sset_count(struct net_device *netdev, int sset) +{ + switch (sset) { + case ETH_SS_STATS: + return ARRAY_SIZE(vmxnet3_tq_dev_stats) + + ARRAY_SIZE(vmxnet3_tq_driver_stats) + + ARRAY_SIZE(vmxnet3_rq_dev_stats) + + ARRAY_SIZE(vmxnet3_rq_driver_stats) + + ARRAY_SIZE(vmxnet3_global_stats); + default: + return -EOPNOTSUPP; + } +} + + +static int +vmxnet3_get_regs_len(struct net_device *netdev) +{ + return 20 * sizeof(u32); +} + + +static void +vmxnet3_get_drvinfo(struct net_device *netdev, struct ethtool_drvinfo *drvinfo) +{ + struct vmxnet3_adapter *adapter = netdev_priv(netdev); + + strlcpy(drvinfo->driver, vmxnet3_driver_name, sizeof(drvinfo->driver)); + drvinfo->driver[sizeof(drvinfo->driver) - 1] = '\0'; + + strlcpy(drvinfo->version, VMXNET3_DRIVER_VERSION_REPORT, + sizeof(drvinfo->version)); + drvinfo->driver[sizeof(drvinfo->version) - 1] = '\0'; + + strlcpy(drvinfo->fw_version, "N/A", sizeof(drvinfo->fw_version)); + drvinfo->fw_version[sizeof(drvinfo->fw_version) - 1] = '\0'; + + strlcpy(drvinfo->bus_info, pci_name(adapter->pdev), + ETHTOOL_BUSINFO_LEN); + drvinfo->n_stats = vmxnet3_get_sset_count(netdev, ETH_SS_STATS); + drvinfo->testinfo_len = 0; + drvinfo->eedump_len = 0; + drvinfo->regdump_len = vmxnet3_get_regs_len(netdev); +} + + +static void +vmxnet3_get_strings(struct net_device *netdev, u32 stringset, u8 *buf) +{ + if (stringset == ETH_SS_STATS) { + int i; + + for (i = 0; i < ARRAY_SIZE(vmxnet3_tq_dev_stats); i++) { + memcpy(buf, vmxnet3_tq_dev_stats[i].desc, + ETH_GSTRING_LEN); + buf += ETH_GSTRING_LEN; + } + for (i = 0; i < ARRAY_SIZE(vmxnet3_tq_driver_stats); i++) { + memcpy(buf, vmxnet3_tq_driver_stats[i].desc, + ETH_GSTRING_LEN); + buf += ETH_GSTRING_LEN; + } + for (i = 0; i < ARRAY_SIZE(vmxnet3_rq_dev_stats); i++) { + memcpy(buf, vmxnet3_rq_dev_stats[i].desc, + ETH_GSTRING_LEN); + buf += ETH_GSTRING_LEN; + } + for (i = 0; i < ARRAY_SIZE(vmxnet3_rq_driver_stats); i++) { + memcpy(buf, vmxnet3_rq_driver_stats[i].desc, + ETH_GSTRING_LEN); + buf += ETH_GSTRING_LEN; + } + for (i = 0; i < ARRAY_SIZE(vmxnet3_global_stats); i++) { + memcpy(buf, vmxnet3_global_stats[i].desc, + ETH_GSTRING_LEN); + buf += ETH_GSTRING_LEN; + } + } +} + +static u32 +vmxnet3_get_flags(struct net_device *netdev) { + return netdev->features; +} + +static int +vmxnet3_set_flags(struct net_device *netdev, u32 data) { + struct vmxnet3_adapter *adapter = netdev_priv(netdev); + u8 lro_requested = (data & ETH_FLAG_LRO) == 0 ? 0 : 1; + u8 lro_present = (netdev->features & NETIF_F_LRO) == 0 ? 0 : 1; + + if (lro_requested ^ lro_present) { + /* toggle the LRO feature*/ + netdev->features ^= NETIF_F_LRO; + + /* update harware LRO capability accordingly */ + if (lro_requested) + adapter->shared->devRead.misc.uptFeatures &= UPT1_F_LRO; + else + adapter->shared->devRead.misc.uptFeatures &= + ~UPT1_F_LRO; + VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD, + VMXNET3_CMD_UPDATE_FEATURE); + } + return 0; +} + +static void +vmxnet3_get_ethtool_stats(struct net_device *netdev, + struct ethtool_stats *stats, u64 *buf) +{ + struct vmxnet3_adapter *adapter = netdev_priv(netdev); + u8 *base; + int i; + + VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD, VMXNET3_CMD_GET_STATS); + + /* this does assume each counter is 64-bit wide */ + + base = (u8 *)&adapter->tqd_start->stats; + for (i = 0; i < ARRAY_SIZE(vmxnet3_tq_dev_stats); i++) + *buf++ = *(u64 *)(base + vmxnet3_tq_dev_stats[i].offset); + + base = (u8 *)&adapter->tx_queue.stats; + for (i = 0; i < ARRAY_SIZE(vmxnet3_tq_driver_stats); i++) + *buf++ = *(u64 *)(base + vmxnet3_tq_driver_stats[i].offset); + + base = (u8 *)&adapter->rqd_start->stats; + for (i = 0; i < ARRAY_SIZE(vmxnet3_rq_dev_stats); i++) + *buf++ = *(u64 *)(base + vmxnet3_rq_dev_stats[i].offset); + + base = (u8 *)&adapter->rx_queue.stats; + for (i = 0; i < ARRAY_SIZE(vmxnet3_rq_driver_stats); i++) + *buf++ = *(u64 *)(base + vmxnet3_rq_driver_stats[i].offset); + + base = (u8 *)adapter; + for (i = 0; i < ARRAY_SIZE(vmxnet3_global_stats); i++) + *buf++ = *(u64 *)(base + vmxnet3_global_stats[i].offset); +} + + +static void +vmxnet3_get_regs(struct net_device *netdev, struct ethtool_regs *regs, void *p) +{ + struct vmxnet3_adapter *adapter = netdev_priv(netdev); + u32 *buf = p; + + memset(p, 0, vmxnet3_get_regs_len(netdev)); + + regs->version = 1; + + /* Update vmxnet3_get_regs_len if we want to dump more registers */ + + /* make each ring use multiple of 16 bytes */ + buf[0] = adapter->tx_queue.tx_ring.next2fill; + buf[1] = adapter->tx_queue.tx_ring.next2comp; + buf[2] = adapter->tx_queue.tx_ring.gen; + buf[3] = 0; + + buf[4] = adapter->tx_queue.comp_ring.next2proc; + buf[5] = adapter->tx_queue.comp_ring.gen; + buf[6] = adapter->tx_queue.stopped; + buf[7] = 0; + + buf[8] = adapter->rx_queue.rx_ring[0].next2fill; + buf[9] = adapter->rx_queue.rx_ring[0].next2comp; + buf[10] = adapter->rx_queue.rx_ring[0].gen; + buf[11] = 0; + + buf[12] = adapter->rx_queue.rx_ring[1].next2fill; + buf[13] = adapter->rx_queue.rx_ring[1].next2comp; + buf[14] = adapter->rx_queue.rx_ring[1].gen; + buf[15] = 0; + + buf[16] = adapter->rx_queue.comp_ring.next2proc; + buf[17] = adapter->rx_queue.comp_ring.gen; + buf[18] = 0; + buf[19] = 0; +} + + +static void +vmxnet3_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) +{ + struct vmxnet3_adapter *adapter = netdev_priv(netdev); + + wol->supported = WAKE_UCAST | WAKE_ARP | WAKE_MAGIC; + wol->wolopts = adapter->wol; +} + + +static int +vmxnet3_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol) +{ + struct vmxnet3_adapter *adapter = netdev_priv(netdev); + + if (wol->wolopts & (WAKE_PHY | WAKE_MCAST | WAKE_BCAST | + WAKE_MAGICSECURE)) { + return -EOPNOTSUPP; + } + + adapter->wol = wol->wolopts; + + device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol); + + return 0; +} + + +static int +vmxnet3_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd) +{ + struct vmxnet3_adapter *adapter = netdev_priv(netdev); + + ecmd->supported = SUPPORTED_10000baseT_Full | SUPPORTED_1000baseT_Full | + SUPPORTED_TP; + ecmd->advertising = ADVERTISED_TP; + ecmd->port = PORT_TP; + ecmd->transceiver = XCVR_INTERNAL; + + if (adapter->link_speed) { + ecmd->speed = adapter->link_speed; + ecmd->duplex = DUPLEX_FULL; + } else { + ecmd->speed = -1; + ecmd->duplex = -1; + } + return 0; +} + + +static void +vmxnet3_get_ringparam(struct net_device *netdev, + struct ethtool_ringparam *param) +{ + struct vmxnet3_adapter *adapter = netdev_priv(netdev); + + param->rx_max_pending = VMXNET3_RX_RING_MAX_SIZE; + param->tx_max_pending = VMXNET3_TX_RING_MAX_SIZE; + param->rx_mini_max_pending = 0; + param->rx_jumbo_max_pending = 0; + + param->rx_pending = adapter->rx_queue.rx_ring[0].size; + param->tx_pending = adapter->tx_queue.tx_ring.size; + param->rx_mini_pending = 0; + param->rx_jumbo_pending = 0; +} + + +static int +vmxnet3_set_ringparam(struct net_device *netdev, + struct ethtool_ringparam *param) +{ + struct vmxnet3_adapter *adapter = netdev_priv(netdev); + u32 new_tx_ring_size, new_rx_ring_size; + u32 sz; + int err = 0; + + if (param->tx_pending == 0 || param->tx_pending > + VMXNET3_TX_RING_MAX_SIZE) + return -EINVAL; + + if (param->rx_pending == 0 || param->rx_pending > + VMXNET3_RX_RING_MAX_SIZE) + return -EINVAL; + + + /* round it up to a multiple of VMXNET3_RING_SIZE_ALIGN */ + new_tx_ring_size = (param->tx_pending + VMXNET3_RING_SIZE_MASK) & + ~VMXNET3_RING_SIZE_MASK; + new_tx_ring_size = min_t(u32, new_tx_ring_size, + VMXNET3_TX_RING_MAX_SIZE); + if (new_tx_ring_size > VMXNET3_TX_RING_MAX_SIZE || (new_tx_ring_size % + VMXNET3_RING_SIZE_ALIGN) != 0) + return -EINVAL; + + /* ring0 has to be a multiple of + * rx_buf_per_pkt * VMXNET3_RING_SIZE_ALIGN + */ + sz = adapter->rx_buf_per_pkt * VMXNET3_RING_SIZE_ALIGN; + new_rx_ring_size = (param->rx_pending + sz - 1) / sz * sz; + new_rx_ring_size = min_t(u32, new_rx_ring_size, + VMXNET3_RX_RING_MAX_SIZE / sz * sz); + if (new_rx_ring_size > VMXNET3_RX_RING_MAX_SIZE || (new_rx_ring_size % + sz) != 0) + return -EINVAL; + + if (new_tx_ring_size == adapter->tx_queue.tx_ring.size && + new_rx_ring_size == adapter->rx_queue.rx_ring[0].size) { + return 0; + } + + /* + * Reset_work may be in the middle of resetting the device, wait for its + * completion. + */ + while (test_and_set_bit(VMXNET3_STATE_BIT_RESETTING, &adapter->state)) + msleep(1); + + if (netif_running(netdev)) { + vmxnet3_quiesce_dev(adapter); + vmxnet3_reset_dev(adapter); + + /* recreate the rx queue and the tx queue based on the + * new sizes */ + vmxnet3_tq_destroy(&adapter->tx_queue, adapter); + vmxnet3_rq_destroy(&adapter->rx_queue, adapter); + + err = vmxnet3_create_queues(adapter, new_tx_ring_size, + new_rx_ring_size, VMXNET3_DEF_RX_RING_SIZE); + if (err) { + /* failed, most likely because of OOM, try default + * size */ + printk(KERN_ERR "%s: failed to apply new sizes, try the" + " default ones\n", netdev->name); + err = vmxnet3_create_queues(adapter, + VMXNET3_DEF_TX_RING_SIZE, + VMXNET3_DEF_RX_RING_SIZE, + VMXNET3_DEF_RX_RING_SIZE); + if (err) { + printk(KERN_ERR "%s: failed to create queues " + "with default sizes. Closing it\n", + netdev->name); + goto out; + } + } + + err = vmxnet3_activate_dev(adapter); + if (err) + printk(KERN_ERR "%s: failed to re-activate, error %d." + " Closing it\n", netdev->name, err); + } + +out: + clear_bit(VMXNET3_STATE_BIT_RESETTING, &adapter->state); + if (err) + vmxnet3_force_close(adapter); + + return err; +} + + +static struct ethtool_ops vmxnet3_ethtool_ops = { + .get_settings = vmxnet3_get_settings, + .get_drvinfo = vmxnet3_get_drvinfo, + .get_regs_len = vmxnet3_get_regs_len, + .get_regs = vmxnet3_get_regs, + .get_wol = vmxnet3_get_wol, + .set_wol = vmxnet3_set_wol, + .get_link = ethtool_op_get_link, + .get_rx_csum = vmxnet3_get_rx_csum, + .set_rx_csum = vmxnet3_set_rx_csum, + .get_tx_csum = ethtool_op_get_tx_csum, + .set_tx_csum = ethtool_op_set_tx_hw_csum, + .get_sg = ethtool_op_get_sg, + .set_sg = ethtool_op_set_sg, + .get_tso = ethtool_op_get_tso, + .set_tso = ethtool_op_set_tso, + .get_strings = vmxnet3_get_strings, + .get_flags = vmxnet3_get_flags, + .set_flags = vmxnet3_set_flags, + .get_sset_count = vmxnet3_get_sset_count, + .get_ethtool_stats = vmxnet3_get_ethtool_stats, + .get_ringparam = vmxnet3_get_ringparam, + .set_ringparam = vmxnet3_set_ringparam, +}; + +void vmxnet3_set_ethtool_ops(struct net_device *netdev) +{ + SET_ETHTOOL_OPS(netdev, &vmxnet3_ethtool_ops); +} diff --git a/drivers/net/vmxnet3/vmxnet3_int.h b/drivers/net/vmxnet3/vmxnet3_int.h new file mode 100644 index 00000000000..3c0d70d5811 --- /dev/null +++ b/drivers/net/vmxnet3/vmxnet3_int.h @@ -0,0 +1,389 @@ +/* + * Linux driver for VMware's vmxnet3 ethernet NIC. + * + * Copyright (C) 2008-2009, VMware, Inc. All Rights Reserved. + * + * 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; version 2 of the License and no 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, GOOD TITLE or + * NON INFRINGEMENT. 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 + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. + * + * The full GNU General Public License is included in this distribution in + * the file called "COPYING". + * + * Maintained by: Shreyas Bhatewara <pv-drivers@vmware.com> + * + */ + +#ifndef _VMXNET3_INT_H +#define _VMXNET3_INT_H + +#include <linux/types.h> +#include <linux/ethtool.h> +#include <linux/delay.h> +#include <linux/device.h> +#include <linux/netdevice.h> +#include <linux/pci.h> +#include <linux/ethtool.h> +#include <linux/compiler.h> +#include <linux/module.h> +#include <linux/moduleparam.h> +#include <linux/slab.h> +#include <linux/spinlock.h> +#include <linux/ioport.h> +#include <linux/highmem.h> +#include <linux/init.h> +#include <linux/timer.h> +#include <linux/skbuff.h> +#include <linux/interrupt.h> +#include <linux/workqueue.h> +#include <linux/uaccess.h> +#include <asm/dma.h> +#include <asm/page.h> + +#include <linux/tcp.h> +#include <linux/udp.h> +#include <linux/ip.h> +#include <linux/ipv6.h> +#include <linux/in.h> +#include <linux/etherdevice.h> +#include <asm/checksum.h> +#include <linux/if_vlan.h> +#include <linux/if_arp.h> +#include <linux/inetdevice.h> + +#include "vmxnet3_defs.h" + +#ifdef DEBUG +# define VMXNET3_DRIVER_VERSION_REPORT VMXNET3_DRIVER_VERSION_STRING"-NAPI(debug)" +#else +# define VMXNET3_DRIVER_VERSION_REPORT VMXNET3_DRIVER_VERSION_STRING"-NAPI" +#endif + + +/* + * Version numbers + */ +#define VMXNET3_DRIVER_VERSION_STRING "1.0.5.0-k" + +/* a 32-bit int, each byte encode a verion number in VMXNET3_DRIVER_VERSION */ +#define VMXNET3_DRIVER_VERSION_NUM 0x01000500 + + +/* + * Capabilities + */ + +enum { + VMNET_CAP_SG = 0x0001, /* Can do scatter-gather transmits. */ + VMNET_CAP_IP4_CSUM = 0x0002, /* Can checksum only TCP/UDP over + * IPv4 */ + VMNET_CAP_HW_CSUM = 0x0004, /* Can checksum all packets. */ + VMNET_CAP_HIGH_DMA = 0x0008, /* Can DMA to high memory. */ + VMNET_CAP_TOE = 0x0010, /* Supports TCP/IP offload. */ + VMNET_CAP_TSO = 0x0020, /* Supports TCP Segmentation + * offload */ + VMNET_CAP_SW_TSO = 0x0040, /* Supports SW TCP Segmentation */ + VMNET_CAP_VMXNET_APROM = 0x0080, /* Vmxnet APROM support */ + VMNET_CAP_HW_TX_VLAN = 0x0100, /* Can we do VLAN tagging in HW */ + VMNET_CAP_HW_RX_VLAN = 0x0200, /* Can we do VLAN untagging in HW */ + VMNET_CAP_SW_VLAN = 0x0400, /* VLAN tagging/untagging in SW */ + VMNET_CAP_WAKE_PCKT_RCV = 0x0800, /* Can wake on network packet recv? */ + VMNET_CAP_ENABLE_INT_INLINE = 0x1000, /* Enable Interrupt Inline */ + VMNET_CAP_ENABLE_HEADER_COPY = 0x2000, /* copy header for vmkernel */ + VMNET_CAP_TX_CHAIN = 0x4000, /* Guest can use multiple tx entries + * for a pkt */ + VMNET_CAP_RX_CHAIN = 0x8000, /* pkt can span multiple rx entries */ + VMNET_CAP_LPD = 0x10000, /* large pkt delivery */ + VMNET_CAP_BPF = 0x20000, /* BPF Support in VMXNET Virtual HW*/ + VMNET_CAP_SG_SPAN_PAGES = 0x40000, /* Scatter-gather can span multiple*/ + /* pages transmits */ + VMNET_CAP_IP6_CSUM = 0x80000, /* Can do IPv6 csum offload. */ + VMNET_CAP_TSO6 = 0x100000, /* TSO seg. offload for IPv6 pkts. */ + VMNET_CAP_TSO256k = 0x200000, /* Can do TSO seg offload for */ + /* pkts up to 256kB. */ + VMNET_CAP_UPT = 0x400000 /* Support UPT */ +}; + +/* + * PCI vendor and device IDs. + */ +#define PCI_VENDOR_ID_VMWARE 0x15AD +#define PCI_DEVICE_ID_VMWARE_VMXNET3 0x07B0 +#define MAX_ETHERNET_CARDS 10 +#define MAX_PCI_PASSTHRU_DEVICE 6 + +struct vmxnet3_cmd_ring { + union Vmxnet3_GenericDesc *base; + u32 size; + u32 next2fill; + u32 next2comp; + u8 gen; + dma_addr_t basePA; +}; + +static inline void +vmxnet3_cmd_ring_adv_next2fill(struct vmxnet3_cmd_ring *ring) +{ + ring->next2fill++; + if (unlikely(ring->next2fill == ring->size)) { + ring->next2fill = 0; + VMXNET3_FLIP_RING_GEN(ring->gen); + } +} + +static inline void +vmxnet3_cmd_ring_adv_next2comp(struct vmxnet3_cmd_ring *ring) +{ + VMXNET3_INC_RING_IDX_ONLY(ring->next2comp, ring->size); +} + +static inline int +vmxnet3_cmd_ring_desc_avail(struct vmxnet3_cmd_ring *ring) +{ + return (ring->next2comp > ring->next2fill ? 0 : ring->size) + + ring->next2comp - ring->next2fill - 1; +} + +struct vmxnet3_comp_ring { + union Vmxnet3_GenericDesc *base; + u32 size; + u32 next2proc; + u8 gen; + u8 intr_idx; + dma_addr_t basePA; +}; + +static inline void +vmxnet3_comp_ring_adv_next2proc(struct vmxnet3_comp_ring *ring) +{ + ring->next2proc++; + if (unlikely(ring->next2proc == ring->size)) { + ring->next2proc = 0; + VMXNET3_FLIP_RING_GEN(ring->gen); + } +} + +struct vmxnet3_tx_data_ring { + struct Vmxnet3_TxDataDesc *base; + u32 size; + dma_addr_t basePA; +}; + +enum vmxnet3_buf_map_type { + VMXNET3_MAP_INVALID = 0, + VMXNET3_MAP_NONE, + VMXNET3_MAP_SINGLE, + VMXNET3_MAP_PAGE, +}; + +struct vmxnet3_tx_buf_info { + u32 map_type; + u16 len; + u16 sop_idx; + dma_addr_t dma_addr; + struct sk_buff *skb; +}; + +struct vmxnet3_tq_driver_stats { + u64 drop_total; /* # of pkts dropped by the driver, the + * counters below track droppings due to + * different reasons + */ + u64 drop_too_many_frags; + u64 drop_oversized_hdr; + u64 drop_hdr_inspect_err; + u64 drop_tso; + + u64 tx_ring_full; + u64 linearized; /* # of pkts linearized */ + u64 copy_skb_header; /* # of times we have to copy skb header */ + u64 oversized_hdr; +}; + +struct vmxnet3_tx_ctx { + bool ipv4; + u16 mss; + u32 eth_ip_hdr_size; /* only valid for pkts requesting tso or csum + * offloading + */ + u32 l4_hdr_size; /* only valid if mss != 0 */ + u32 copy_size; /* # of bytes copied into the data ring */ + union Vmxnet3_GenericDesc *sop_txd; + union Vmxnet3_GenericDesc *eop_txd; +}; + +struct vmxnet3_tx_queue { + spinlock_t tx_lock; + struct vmxnet3_cmd_ring tx_ring; + struct vmxnet3_tx_buf_info *buf_info; + struct vmxnet3_tx_data_ring data_ring; + struct vmxnet3_comp_ring comp_ring; + struct Vmxnet3_TxQueueCtrl *shared; + struct vmxnet3_tq_driver_stats stats; + bool stopped; + int num_stop; /* # of times the queue is + * stopped */ +} __attribute__((__aligned__(SMP_CACHE_BYTES))); + +enum vmxnet3_rx_buf_type { + VMXNET3_RX_BUF_NONE = 0, + VMXNET3_RX_BUF_SKB = 1, + VMXNET3_RX_BUF_PAGE = 2 +}; + +struct vmxnet3_rx_buf_info { + enum vmxnet3_rx_buf_type buf_type; + u16 len; + union { + struct sk_buff *skb; + struct page *page; + }; + dma_addr_t dma_addr; +}; + +struct vmxnet3_rx_ctx { + struct sk_buff *skb; + u32 sop_idx; +}; + +struct vmxnet3_rq_driver_stats { + u64 drop_total; + u64 drop_err; + u64 drop_fcs; + u64 rx_buf_alloc_failure; +}; + +struct vmxnet3_rx_queue { + struct vmxnet3_cmd_ring rx_ring[2]; + struct vmxnet3_comp_ring comp_ring; + struct vmxnet3_rx_ctx rx_ctx; + u32 qid; /* rqID in RCD for buffer from 1st ring */ + u32 qid2; /* rqID in RCD for buffer from 2nd ring */ + u32 uncommitted[2]; /* # of buffers allocated since last RXPROD + * update */ + struct vmxnet3_rx_buf_info *buf_info[2]; + struct Vmxnet3_RxQueueCtrl *shared; + struct vmxnet3_rq_driver_stats stats; +} __attribute__((__aligned__(SMP_CACHE_BYTES))); + +#define VMXNET3_LINUX_MAX_MSIX_VECT 1 + +struct vmxnet3_intr { + enum vmxnet3_intr_mask_mode mask_mode; + enum vmxnet3_intr_type type; /* MSI-X, MSI, or INTx? */ + u8 num_intrs; /* # of intr vectors */ + u8 event_intr_idx; /* idx of the intr vector for event */ + u8 mod_levels[VMXNET3_LINUX_MAX_MSIX_VECT]; /* moderation level */ +#ifdef CONFIG_PCI_MSI + struct msix_entry msix_entries[VMXNET3_LINUX_MAX_MSIX_VECT]; +#endif +}; + +#define VMXNET3_STATE_BIT_RESETTING 0 +#define VMXNET3_STATE_BIT_QUIESCED 1 +struct vmxnet3_adapter { + struct vmxnet3_tx_queue tx_queue; + struct vmxnet3_rx_queue rx_queue; + struct napi_struct napi; + struct vlan_group *vlan_grp; + + struct vmxnet3_intr intr; + + struct Vmxnet3_DriverShared *shared; + struct Vmxnet3_PMConf *pm_conf; + struct Vmxnet3_TxQueueDesc *tqd_start; /* first tx queue desc */ + struct Vmxnet3_RxQueueDesc *rqd_start; /* first rx queue desc */ + struct net_device *netdev; + struct pci_dev *pdev; + + u8 *hw_addr0; /* for BAR 0 */ + u8 *hw_addr1; /* for BAR 1 */ + + /* feature control */ + bool rxcsum; + bool lro; + bool jumbo_frame; + + /* rx buffer related */ + unsigned skb_buf_size; + int rx_buf_per_pkt; /* only apply to the 1st ring */ + dma_addr_t shared_pa; + dma_addr_t queue_desc_pa; + + /* Wake-on-LAN */ + u32 wol; + + /* Link speed */ + u32 link_speed; /* in mbps */ + + u64 tx_timeout_count; + struct work_struct work; + + unsigned long state; /* VMXNET3_STATE_BIT_xxx */ + + int dev_number; +}; + +#define VMXNET3_WRITE_BAR0_REG(adapter, reg, val) \ + writel((val), (adapter)->hw_addr0 + (reg)) +#define VMXNET3_READ_BAR0_REG(adapter, reg) \ + readl((adapter)->hw_addr0 + (reg)) + +#define VMXNET3_WRITE_BAR1_REG(adapter, reg, val) \ + writel((val), (adapter)->hw_addr1 + (reg)) +#define VMXNET3_READ_BAR1_REG(adapter, reg) \ + readl((adapter)->hw_addr1 + (reg)) + +#define VMXNET3_WAKE_QUEUE_THRESHOLD(tq) (5) +#define VMXNET3_RX_ALLOC_THRESHOLD(rq, ring_idx, adapter) \ + ((rq)->rx_ring[ring_idx].size >> 3) + +#define VMXNET3_GET_ADDR_LO(dma) ((u32)(dma)) +#define VMXNET3_GET_ADDR_HI(dma) ((u32)(((u64)(dma)) >> 32)) + +/* must be a multiple of VMXNET3_RING_SIZE_ALIGN */ +#define VMXNET3_DEF_TX_RING_SIZE 512 +#define VMXNET3_DEF_RX_RING_SIZE 256 + +#define VMXNET3_MAX_ETH_HDR_SIZE 22 +#define VMXNET3_MAX_SKB_BUF_SIZE (3*1024) + +int +vmxnet3_quiesce_dev(struct vmxnet3_adapter *adapter); + +int +vmxnet3_activate_dev(struct vmxnet3_adapter *adapter); + +void +vmxnet3_force_close(struct vmxnet3_adapter *adapter); + +void +vmxnet3_reset_dev(struct vmxnet3_adapter *adapter); + +void +vmxnet3_tq_destroy(struct vmxnet3_tx_queue *tq, + struct vmxnet3_adapter *adapter); + +void +vmxnet3_rq_destroy(struct vmxnet3_rx_queue *rq, + struct vmxnet3_adapter *adapter); + +int +vmxnet3_create_queues(struct vmxnet3_adapter *adapter, + u32 tx_ring_size, u32 rx_ring_size, u32 rx_ring2_size); + +extern void vmxnet3_set_ethtool_ops(struct net_device *netdev); +extern struct net_device_stats *vmxnet3_get_stats(struct net_device *netdev); + +extern char vmxnet3_driver_name[]; +#endif diff --git a/drivers/net/wan/c101.c b/drivers/net/wan/c101.c index 9693b0fd323..0bd898c9475 100644 --- a/drivers/net/wan/c101.c +++ b/drivers/net/wan/c101.c @@ -16,6 +16,7 @@ #include <linux/module.h> #include <linux/kernel.h> +#include <linux/capability.h> #include <linux/slab.h> #include <linux/types.h> #include <linux/string.h> diff --git a/drivers/net/wan/hdlc_cisco.c b/drivers/net/wan/hdlc_cisco.c index cf5fd17ad70..f1bff98acd1 100644 --- a/drivers/net/wan/hdlc_cisco.c +++ b/drivers/net/wan/hdlc_cisco.c @@ -58,8 +58,7 @@ struct cisco_state { spinlock_t lock; unsigned long last_poll; int up; - int request_sent; - u32 txseq; /* TX sequence number */ + u32 txseq; /* TX sequence number, 0 = none */ u32 rxseq; /* RX sequence number */ }; @@ -163,6 +162,7 @@ static int cisco_rx(struct sk_buff *skb) struct cisco_packet *cisco_data; struct in_device *in_dev; __be32 addr, mask; + u32 ack; if (skb->len < sizeof(struct hdlc_header)) goto rx_error; @@ -223,8 +223,10 @@ static int cisco_rx(struct sk_buff *skb) case CISCO_KEEPALIVE_REQ: spin_lock(&st->lock); st->rxseq = ntohl(cisco_data->par1); - if (st->request_sent && - ntohl(cisco_data->par2) == st->txseq) { + ack = ntohl(cisco_data->par2); + if (ack && (ack == st->txseq || + /* our current REQ may be in transit */ + ack == st->txseq - 1)) { st->last_poll = jiffies; if (!st->up) { u32 sec, min, hrs, days; @@ -275,7 +277,6 @@ static void cisco_timer(unsigned long arg) cisco_keepalive_send(dev, CISCO_KEEPALIVE_REQ, htonl(++st->txseq), htonl(st->rxseq)); - st->request_sent = 1; spin_unlock(&st->lock); st->timer.expires = jiffies + st->settings.interval * HZ; @@ -293,9 +294,7 @@ static void cisco_start(struct net_device *dev) unsigned long flags; spin_lock_irqsave(&st->lock, flags); - st->up = 0; - st->request_sent = 0; - st->txseq = st->rxseq = 0; + st->up = st->txseq = st->rxseq = 0; spin_unlock_irqrestore(&st->lock, flags); init_timer(&st->timer); @@ -317,8 +316,7 @@ static void cisco_stop(struct net_device *dev) spin_lock_irqsave(&st->lock, flags); netif_dormant_on(dev); - st->up = 0; - st->request_sent = 0; + st->up = st->txseq = 0; spin_unlock_irqrestore(&st->lock, flags); } diff --git a/drivers/net/wan/n2.c b/drivers/net/wan/n2.c index 83da596e205..58c66819f39 100644 --- a/drivers/net/wan/n2.c +++ b/drivers/net/wan/n2.c @@ -18,6 +18,7 @@ #include <linux/module.h> #include <linux/kernel.h> +#include <linux/capability.h> #include <linux/slab.h> #include <linux/types.h> #include <linux/fcntl.h> diff --git a/drivers/net/wan/pci200syn.c b/drivers/net/wan/pci200syn.c index a52f29c72c3..f1340faaf02 100644 --- a/drivers/net/wan/pci200syn.c +++ b/drivers/net/wan/pci200syn.c @@ -16,6 +16,7 @@ #include <linux/module.h> #include <linux/kernel.h> +#include <linux/capability.h> #include <linux/slab.h> #include <linux/types.h> #include <linux/fcntl.h> diff --git a/drivers/net/wireless/adm8211.h b/drivers/net/wireless/adm8211.h index 4f6ab132218..b07e4d3a6b4 100644 --- a/drivers/net/wireless/adm8211.h +++ b/drivers/net/wireless/adm8211.h @@ -266,7 +266,7 @@ do { \ #define ADM8211_SYNCTL_CS1 (1 << 28) #define ADM8211_SYNCTL_CAL (1 << 27) #define ADM8211_SYNCTL_SELCAL (1 << 26) -#define ADM8211_SYNCTL_RFtype ((1 << 24) || (1 << 23) || (1 << 22)) +#define ADM8211_SYNCTL_RFtype ((1 << 24) | (1 << 23) | (1 << 22)) #define ADM8211_SYNCTL_RFMD (1 << 22) #define ADM8211_SYNCTL_GENERAL (0x7 << 22) /* SYNCTL 21:0 Data (Si4126: 18-bit data, 4-bit address) */ diff --git a/drivers/net/wireless/airo.c b/drivers/net/wireless/airo.c index 7116a1aa20c..abf896a7390 100644 --- a/drivers/net/wireless/airo.c +++ b/drivers/net/wireless/airo.c @@ -4790,9 +4790,8 @@ static int proc_stats_rid_open( struct inode *inode, static int get_dec_u16( char *buffer, int *start, int limit ) { u16 value; int valid = 0; - for( value = 0; buffer[*start] >= '0' && - buffer[*start] <= '9' && - *start < limit; (*start)++ ) { + for (value = 0; *start < limit && buffer[*start] >= '0' && + buffer[*start] <= '9'; (*start)++) { valid = 1; value *= 10; value += buffer[*start] - '0'; diff --git a/drivers/net/wireless/b43/b43.h b/drivers/net/wireless/b43/b43.h index fa1549a03c7..660716214d4 100644 --- a/drivers/net/wireless/b43/b43.h +++ b/drivers/net/wireless/b43/b43.h @@ -607,82 +607,7 @@ struct b43_qos_params { struct ieee80211_tx_queue_params p; }; -struct b43_wldev; - -/* Data structure for the WLAN parts (802.11 cores) of the b43 chip. */ -struct b43_wl { - /* Pointer to the active wireless device on this chip */ - struct b43_wldev *current_dev; - /* Pointer to the ieee80211 hardware data structure */ - struct ieee80211_hw *hw; - - /* Global driver mutex. Every operation must run with this mutex locked. */ - struct mutex mutex; - /* Hard-IRQ spinlock. This lock protects things used in the hard-IRQ - * handler, only. This basically is just the IRQ mask register. */ - spinlock_t hardirq_lock; - - /* The number of queues that were registered with the mac80211 subsystem - * initially. This is a backup copy of hw->queues in case hw->queues has - * to be dynamically lowered at runtime (Firmware does not support QoS). - * hw->queues has to be restored to the original value before unregistering - * from the mac80211 subsystem. */ - u16 mac80211_initially_registered_queues; - - /* We can only have one operating interface (802.11 core) - * at a time. General information about this interface follows. - */ - - struct ieee80211_vif *vif; - /* The MAC address of the operating interface. */ - u8 mac_addr[ETH_ALEN]; - /* Current BSSID */ - u8 bssid[ETH_ALEN]; - /* Interface type. (NL80211_IFTYPE_XXX) */ - int if_type; - /* Is the card operating in AP, STA or IBSS mode? */ - bool operating; - /* filter flags */ - unsigned int filter_flags; - /* Stats about the wireless interface */ - struct ieee80211_low_level_stats ieee_stats; - -#ifdef CONFIG_B43_HWRNG - struct hwrng rng; - bool rng_initialized; - char rng_name[30 + 1]; -#endif /* CONFIG_B43_HWRNG */ - - /* List of all wireless devices on this chip */ - struct list_head devlist; - u8 nr_devs; - - bool radiotap_enabled; - bool radio_enabled; - - /* The beacon we are currently using (AP or IBSS mode). */ - struct sk_buff *current_beacon; - bool beacon0_uploaded; - bool beacon1_uploaded; - bool beacon_templates_virgin; /* Never wrote the templates? */ - struct work_struct beacon_update_trigger; - - /* The current QOS parameters for the 4 queues. */ - struct b43_qos_params qos_params[4]; - - /* Work for adjustment of the transmission power. - * This is scheduled when we determine that the actual TX output - * power doesn't match what we want. */ - struct work_struct txpower_adjust_work; - - /* Packet transmit work */ - struct work_struct tx_work; - /* Queue of packets to be transmitted. */ - struct sk_buff_head tx_queue; - - /* The device LEDs. */ - struct b43_leds leds; -}; +struct b43_wl; /* The type of the firmware file. */ enum b43_firmware_file_type { @@ -824,6 +749,97 @@ struct b43_wldev { #endif }; +/* + * Include goes here to avoid a dependency problem. + * A better fix would be to integrate xmit.h into b43.h. + */ +#include "xmit.h" + +/* Data structure for the WLAN parts (802.11 cores) of the b43 chip. */ +struct b43_wl { + /* Pointer to the active wireless device on this chip */ + struct b43_wldev *current_dev; + /* Pointer to the ieee80211 hardware data structure */ + struct ieee80211_hw *hw; + + /* Global driver mutex. Every operation must run with this mutex locked. */ + struct mutex mutex; + /* Hard-IRQ spinlock. This lock protects things used in the hard-IRQ + * handler, only. This basically is just the IRQ mask register. */ + spinlock_t hardirq_lock; + + /* The number of queues that were registered with the mac80211 subsystem + * initially. This is a backup copy of hw->queues in case hw->queues has + * to be dynamically lowered at runtime (Firmware does not support QoS). + * hw->queues has to be restored to the original value before unregistering + * from the mac80211 subsystem. */ + u16 mac80211_initially_registered_queues; + + /* We can only have one operating interface (802.11 core) + * at a time. General information about this interface follows. + */ + + struct ieee80211_vif *vif; + /* The MAC address of the operating interface. */ + u8 mac_addr[ETH_ALEN]; + /* Current BSSID */ + u8 bssid[ETH_ALEN]; + /* Interface type. (NL80211_IFTYPE_XXX) */ + int if_type; + /* Is the card operating in AP, STA or IBSS mode? */ + bool operating; + /* filter flags */ + unsigned int filter_flags; + /* Stats about the wireless interface */ + struct ieee80211_low_level_stats ieee_stats; + +#ifdef CONFIG_B43_HWRNG + struct hwrng rng; + bool rng_initialized; + char rng_name[30 + 1]; +#endif /* CONFIG_B43_HWRNG */ + + /* List of all wireless devices on this chip */ + struct list_head devlist; + u8 nr_devs; + + bool radiotap_enabled; + bool radio_enabled; + + /* The beacon we are currently using (AP or IBSS mode). */ + struct sk_buff *current_beacon; + bool beacon0_uploaded; + bool beacon1_uploaded; + bool beacon_templates_virgin; /* Never wrote the templates? */ + struct work_struct beacon_update_trigger; + + /* The current QOS parameters for the 4 queues. */ + struct b43_qos_params qos_params[4]; + + /* Work for adjustment of the transmission power. + * This is scheduled when we determine that the actual TX output + * power doesn't match what we want. */ + struct work_struct txpower_adjust_work; + + /* Packet transmit work */ + struct work_struct tx_work; + /* Queue of packets to be transmitted. */ + struct sk_buff_head tx_queue; + + /* The device LEDs. */ + struct b43_leds leds; + +#ifdef CONFIG_B43_PIO + /* + * RX/TX header/tail buffers used by the frame transmit functions. + */ + struct b43_rxhdr_fw4 rxhdr; + struct b43_txhdr txhdr; + u8 rx_tail[4]; + u8 tx_tail[4]; +#endif /* CONFIG_B43_PIO */ +}; + static inline struct b43_wl *hw_to_b43_wl(struct ieee80211_hw *hw) { return hw->priv; diff --git a/drivers/net/wireless/b43/leds.c b/drivers/net/wireless/b43/leds.c index fbe3d4f62ce..1e8dba48800 100644 --- a/drivers/net/wireless/b43/leds.c +++ b/drivers/net/wireless/b43/leds.c @@ -348,9 +348,9 @@ void b43_leds_register(struct b43_wldev *dev) } } -void b43_leds_unregister(struct b43_wldev *dev) +void b43_leds_unregister(struct b43_wl *wl) { - struct b43_leds *leds = &dev->wl->leds; + struct b43_leds *leds = &wl->leds; b43_unregister_led(&leds->led_tx); b43_unregister_led(&leds->led_rx); diff --git a/drivers/net/wireless/b43/leds.h b/drivers/net/wireless/b43/leds.h index 9592e4c5a5f..32b66d53cda 100644 --- a/drivers/net/wireless/b43/leds.h +++ b/drivers/net/wireless/b43/leds.h @@ -1,6 +1,7 @@ #ifndef B43_LEDS_H_ #define B43_LEDS_H_ +struct b43_wl; struct b43_wldev; #ifdef CONFIG_B43_LEDS @@ -60,7 +61,7 @@ enum b43_led_behaviour { }; void b43_leds_register(struct b43_wldev *dev); -void b43_leds_unregister(struct b43_wldev *dev); +void b43_leds_unregister(struct b43_wl *wl); void b43_leds_init(struct b43_wldev *dev); void b43_leds_exit(struct b43_wldev *dev); void b43_leds_stop(struct b43_wldev *dev); @@ -76,7 +77,7 @@ struct b43_leds { static inline void b43_leds_register(struct b43_wldev *dev) { } -static inline void b43_leds_unregister(struct b43_wldev *dev) +static inline void b43_leds_unregister(struct b43_wl *wl) { } static inline void b43_leds_init(struct b43_wldev *dev) diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c index 9b907a36bb8..86f35827f00 100644 --- a/drivers/net/wireless/b43/main.c +++ b/drivers/net/wireless/b43/main.c @@ -3874,6 +3874,7 @@ static struct b43_wldev * b43_wireless_core_stop(struct b43_wldev *dev) { struct b43_wl *wl = dev->wl; struct b43_wldev *orig_dev; + u32 mask; redo: if (!dev || b43_status(dev) < B43_STAT_STARTED) @@ -3920,7 +3921,8 @@ redo: goto redo; return dev; } - B43_WARN_ON(b43_read32(dev, B43_MMIO_GEN_IRQ_MASK)); + mask = b43_read32(dev, B43_MMIO_GEN_IRQ_MASK); + B43_WARN_ON(mask != 0xFFFFFFFF && mask); /* Drain the TX queue */ while (skb_queue_len(&wl->tx_queue)) @@ -4997,7 +4999,7 @@ static void b43_remove(struct ssb_device *dev) if (list_empty(&wl->devlist)) { b43_rng_exit(wl); - b43_leds_unregister(wldev); + b43_leds_unregister(wl); /* Last core on the chip unregistered. * We can destroy common struct b43_wl. */ diff --git a/drivers/net/wireless/b43/pio.c b/drivers/net/wireless/b43/pio.c index 5e87650b07f..9b904440021 100644 --- a/drivers/net/wireless/b43/pio.c +++ b/drivers/net/wireless/b43/pio.c @@ -332,6 +332,7 @@ static u16 tx_write_2byte_queue(struct b43_pio_txqueue *q, unsigned int data_len) { struct b43_wldev *dev = q->dev; + struct b43_wl *wl = dev->wl; const u8 *data = _data; ctl |= B43_PIO_TXCTL_WRITELO | B43_PIO_TXCTL_WRITEHI; @@ -341,13 +342,12 @@ static u16 tx_write_2byte_queue(struct b43_pio_txqueue *q, q->mmio_base + B43_PIO_TXDATA, sizeof(u16)); if (data_len & 1) { - u8 tail[2] = { 0, }; - /* Write the last byte. */ ctl &= ~B43_PIO_TXCTL_WRITEHI; b43_piotx_write16(q, B43_PIO_TXCTL, ctl); - tail[0] = data[data_len - 1]; - ssb_block_write(dev->dev, tail, 2, + wl->tx_tail[0] = data[data_len - 1]; + wl->tx_tail[1] = 0; + ssb_block_write(dev->dev, wl->tx_tail, 2, q->mmio_base + B43_PIO_TXDATA, sizeof(u16)); } @@ -382,6 +382,7 @@ static u32 tx_write_4byte_queue(struct b43_pio_txqueue *q, unsigned int data_len) { struct b43_wldev *dev = q->dev; + struct b43_wl *wl = dev->wl; const u8 *data = _data; ctl |= B43_PIO8_TXCTL_0_7 | B43_PIO8_TXCTL_8_15 | @@ -392,29 +393,31 @@ static u32 tx_write_4byte_queue(struct b43_pio_txqueue *q, q->mmio_base + B43_PIO8_TXDATA, sizeof(u32)); if (data_len & 3) { - u8 tail[4] = { 0, }; - + wl->tx_tail[3] = 0; /* Write the last few bytes. */ ctl &= ~(B43_PIO8_TXCTL_8_15 | B43_PIO8_TXCTL_16_23 | B43_PIO8_TXCTL_24_31); switch (data_len & 3) { case 3: ctl |= B43_PIO8_TXCTL_16_23 | B43_PIO8_TXCTL_8_15; - tail[0] = data[data_len - 3]; - tail[1] = data[data_len - 2]; - tail[2] = data[data_len - 1]; + wl->tx_tail[0] = data[data_len - 3]; + wl->tx_tail[1] = data[data_len - 2]; + wl->tx_tail[2] = data[data_len - 1]; break; case 2: ctl |= B43_PIO8_TXCTL_8_15; - tail[0] = data[data_len - 2]; - tail[1] = data[data_len - 1]; + wl->tx_tail[0] = data[data_len - 2]; + wl->tx_tail[1] = data[data_len - 1]; + wl->tx_tail[2] = 0; break; case 1: - tail[0] = data[data_len - 1]; + wl->tx_tail[0] = data[data_len - 1]; + wl->tx_tail[1] = 0; + wl->tx_tail[2] = 0; break; } b43_piotx_write32(q, B43_PIO8_TXCTL, ctl); - ssb_block_write(dev->dev, tail, 4, + ssb_block_write(dev->dev, wl->tx_tail, 4, q->mmio_base + B43_PIO8_TXDATA, sizeof(u32)); } @@ -446,8 +449,9 @@ static void pio_tx_frame_4byte_queue(struct b43_pio_txpacket *pack, static int pio_tx_frame(struct b43_pio_txqueue *q, struct sk_buff *skb) { + struct b43_wldev *dev = q->dev; + struct b43_wl *wl = dev->wl; struct b43_pio_txpacket *pack; - struct b43_txhdr txhdr; u16 cookie; int err; unsigned int hdrlen; @@ -458,8 +462,8 @@ static int pio_tx_frame(struct b43_pio_txqueue *q, struct b43_pio_txpacket, list); cookie = generate_cookie(q, pack); - hdrlen = b43_txhdr_size(q->dev); - err = b43_generate_txhdr(q->dev, (u8 *)&txhdr, skb, + hdrlen = b43_txhdr_size(dev); + err = b43_generate_txhdr(dev, (u8 *)&wl->txhdr, skb, info, cookie); if (err) return err; @@ -467,15 +471,15 @@ static int pio_tx_frame(struct b43_pio_txqueue *q, if (info->flags & IEEE80211_TX_CTL_SEND_AFTER_DTIM) { /* Tell the firmware about the cookie of the last * mcast frame, so it can clear the more-data bit in it. */ - b43_shm_write16(q->dev, B43_SHM_SHARED, + b43_shm_write16(dev, B43_SHM_SHARED, B43_SHM_SH_MCASTCOOKIE, cookie); } pack->skb = skb; if (q->rev >= 8) - pio_tx_frame_4byte_queue(pack, (const u8 *)&txhdr, hdrlen); + pio_tx_frame_4byte_queue(pack, (const u8 *)&wl->txhdr, hdrlen); else - pio_tx_frame_2byte_queue(pack, (const u8 *)&txhdr, hdrlen); + pio_tx_frame_2byte_queue(pack, (const u8 *)&wl->txhdr, hdrlen); /* Remove it from the list of available packet slots. * It will be put back when we receive the status report. */ @@ -615,14 +619,14 @@ void b43_pio_get_tx_stats(struct b43_wldev *dev, static bool pio_rx_frame(struct b43_pio_rxqueue *q) { struct b43_wldev *dev = q->dev; - struct b43_rxhdr_fw4 rxhdr; + struct b43_wl *wl = dev->wl; u16 len; u32 macstat; unsigned int i, padding; struct sk_buff *skb; const char *err_msg = NULL; - memset(&rxhdr, 0, sizeof(rxhdr)); + memset(&wl->rxhdr, 0, sizeof(wl->rxhdr)); /* Check if we have data and wait for it to get ready. */ if (q->rev >= 8) { @@ -660,16 +664,16 @@ data_ready: /* Get the preamble (RX header) */ if (q->rev >= 8) { - ssb_block_read(dev->dev, &rxhdr, sizeof(rxhdr), + ssb_block_read(dev->dev, &wl->rxhdr, sizeof(wl->rxhdr), q->mmio_base + B43_PIO8_RXDATA, sizeof(u32)); } else { - ssb_block_read(dev->dev, &rxhdr, sizeof(rxhdr), + ssb_block_read(dev->dev, &wl->rxhdr, sizeof(wl->rxhdr), q->mmio_base + B43_PIO_RXDATA, sizeof(u16)); } /* Sanity checks. */ - len = le16_to_cpu(rxhdr.frame_len); + len = le16_to_cpu(wl->rxhdr.frame_len); if (unlikely(len > 0x700)) { err_msg = "len > 0x700"; goto rx_error; @@ -679,7 +683,7 @@ data_ready: goto rx_error; } - macstat = le32_to_cpu(rxhdr.mac_status); + macstat = le32_to_cpu(wl->rxhdr.mac_status); if (macstat & B43_RX_MAC_FCSERR) { if (!(q->dev->wl->filter_flags & FIF_FCSFAIL)) { /* Drop frames with failed FCS. */ @@ -704,24 +708,22 @@ data_ready: q->mmio_base + B43_PIO8_RXDATA, sizeof(u32)); if (len & 3) { - u8 tail[4] = { 0, }; - /* Read the last few bytes. */ - ssb_block_read(dev->dev, tail, 4, + ssb_block_read(dev->dev, wl->rx_tail, 4, q->mmio_base + B43_PIO8_RXDATA, sizeof(u32)); switch (len & 3) { case 3: - skb->data[len + padding - 3] = tail[0]; - skb->data[len + padding - 2] = tail[1]; - skb->data[len + padding - 1] = tail[2]; + skb->data[len + padding - 3] = wl->rx_tail[0]; + skb->data[len + padding - 2] = wl->rx_tail[1]; + skb->data[len + padding - 1] = wl->rx_tail[2]; break; case 2: - skb->data[len + padding - 2] = tail[0]; - skb->data[len + padding - 1] = tail[1]; + skb->data[len + padding - 2] = wl->rx_tail[0]; + skb->data[len + padding - 1] = wl->rx_tail[1]; break; case 1: - skb->data[len + padding - 1] = tail[0]; + skb->data[len + padding - 1] = wl->rx_tail[0]; break; } } @@ -730,17 +732,15 @@ data_ready: q->mmio_base + B43_PIO_RXDATA, sizeof(u16)); if (len & 1) { - u8 tail[2] = { 0, }; - /* Read the last byte. */ - ssb_block_read(dev->dev, tail, 2, + ssb_block_read(dev->dev, wl->rx_tail, 2, q->mmio_base + B43_PIO_RXDATA, sizeof(u16)); - skb->data[len + padding - 1] = tail[0]; + skb->data[len + padding - 1] = wl->rx_tail[0]; } } - b43_rx(q->dev, skb, &rxhdr); + b43_rx(q->dev, skb, &wl->rxhdr); return 1; diff --git a/drivers/net/wireless/b43/rfkill.c b/drivers/net/wireless/b43/rfkill.c index 7a3218c5ba7..ffdce6f3c90 100644 --- a/drivers/net/wireless/b43/rfkill.c +++ b/drivers/net/wireless/b43/rfkill.c @@ -33,7 +33,8 @@ bool b43_is_hw_radio_enabled(struct b43_wldev *dev) & B43_MMIO_RADIO_HWENABLED_HI_MASK)) return 1; } else { - if (b43_read16(dev, B43_MMIO_RADIO_HWENABLED_LO) + if (b43_status(dev) >= B43_STAT_STARTED && + b43_read16(dev, B43_MMIO_RADIO_HWENABLED_LO) & B43_MMIO_RADIO_HWENABLED_LO_MASK) return 1; } diff --git a/drivers/net/wireless/b43/xmit.c b/drivers/net/wireless/b43/xmit.c index ac9f600995e..f4e9695ec18 100644 --- a/drivers/net/wireless/b43/xmit.c +++ b/drivers/net/wireless/b43/xmit.c @@ -27,7 +27,7 @@ */ -#include "xmit.h" +#include "b43.h" #include "phy_common.h" #include "dma.h" #include "pio.h" @@ -690,7 +690,10 @@ void b43_rx(struct b43_wldev *dev, struct sk_buff *skb, const void *_rxhdr) } memcpy(IEEE80211_SKB_RXCB(skb), &status, sizeof(status)); + + local_bh_disable(); ieee80211_rx(dev->wl->hw, skb); + local_bh_enable(); #if B43_DEBUG dev->rx_count++; diff --git a/drivers/net/wireless/iwlwifi/iwl-3945-rs.c b/drivers/net/wireless/iwlwifi/iwl-3945-rs.c index a16bd4147ea..cbb0585083a 100644 --- a/drivers/net/wireless/iwlwifi/iwl-3945-rs.c +++ b/drivers/net/wireless/iwlwifi/iwl-3945-rs.c @@ -702,7 +702,7 @@ static void rs_get_rate(void *priv_r, struct ieee80211_sta *sta, u8 sta_id = iwl_find_station(priv, hdr->addr1); if (sta_id == IWL_INVALID_STATION) { - IWL_DEBUG_RATE(priv, "LQ: ADD station %pm\n", + IWL_DEBUG_RATE(priv, "LQ: ADD station %pM\n", hdr->addr1); sta_id = iwl_add_station(priv, hdr->addr1, false, CMD_ASYNC, NULL); diff --git a/drivers/net/wireless/iwlwifi/iwl-3945.c b/drivers/net/wireless/iwlwifi/iwl-3945.c index 68136172b82..f059b49dc69 100644 --- a/drivers/net/wireless/iwlwifi/iwl-3945.c +++ b/drivers/net/wireless/iwlwifi/iwl-3945.c @@ -611,7 +611,7 @@ static void iwl3945_rx_reply_rx(struct iwl_priv *priv, if (rx_status.band == IEEE80211_BAND_5GHZ) rx_status.rate_idx -= IWL_FIRST_OFDM_RATE; - rx_status.antenna = le16_to_cpu(rx_hdr->phy_flags & + rx_status.antenna = (le16_to_cpu(rx_hdr->phy_flags) & RX_RES_PHY_FLAGS_ANTENNA_MSK) >> 4; /* set the preamble flag if appropriate */ diff --git a/drivers/net/wireless/iwlwifi/iwl-5000.c b/drivers/net/wireless/iwlwifi/iwl-5000.c index d6bc0e05104..6e6f516ba40 100644 --- a/drivers/net/wireless/iwlwifi/iwl-5000.c +++ b/drivers/net/wireless/iwlwifi/iwl-5000.c @@ -318,7 +318,7 @@ static void iwl5000_gain_computation(struct iwl_priv *priv, (s32)average_noise[i])) / 1500; /* bound gain by 2 bits value max, 3rd bit is sign */ data->delta_gain_code[i] = - min(abs(delta_g), CHAIN_NOISE_MAX_DELTA_GAIN_CODE); + min(abs(delta_g), (long) CHAIN_NOISE_MAX_DELTA_GAIN_CODE); if (delta_g < 0) /* set negative sign */ diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c index 313d3e5ee84..eaafae091f5 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn.c @@ -3106,8 +3106,8 @@ static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) out_pci_disable_device: pci_disable_device(pdev); out_ieee80211_free_hw: - ieee80211_free_hw(priv->hw); iwl_free_traffic_mem(priv); + ieee80211_free_hw(priv->hw); out: return err; } diff --git a/drivers/net/wireless/iwlwifi/iwl-commands.h b/drivers/net/wireless/iwlwifi/iwl-commands.h index 2c5c88fc38f..4afaf773aea 100644 --- a/drivers/net/wireless/iwlwifi/iwl-commands.h +++ b/drivers/net/wireless/iwlwifi/iwl-commands.h @@ -1154,7 +1154,7 @@ struct iwl_wep_cmd { #define RX_RES_PHY_FLAGS_MOD_CCK_MSK cpu_to_le16(1 << 1) #define RX_RES_PHY_FLAGS_SHORT_PREAMBLE_MSK cpu_to_le16(1 << 2) #define RX_RES_PHY_FLAGS_NARROW_BAND_MSK cpu_to_le16(1 << 3) -#define RX_RES_PHY_FLAGS_ANTENNA_MSK cpu_to_le16(0xf0) +#define RX_RES_PHY_FLAGS_ANTENNA_MSK 0xf0 #define RX_RES_PHY_FLAGS_ANTENNA_POS 4 #define RX_RES_STATUS_SEC_TYPE_MSK (0x7 << 8) diff --git a/drivers/net/wireless/iwlwifi/iwl-eeprom.c b/drivers/net/wireless/iwlwifi/iwl-eeprom.c index 3d2b93a61e6..e14c9952a93 100644 --- a/drivers/net/wireless/iwlwifi/iwl-eeprom.c +++ b/drivers/net/wireless/iwlwifi/iwl-eeprom.c @@ -410,7 +410,6 @@ static int iwl_find_otp_image(struct iwl_priv *priv, u16 *validblockaddr) { u16 next_link_addr = 0, link_value = 0, valid_addr; - int ret = 0; int usedblocks = 0; /* set addressing mode to absolute to traverse the link list */ @@ -430,29 +429,29 @@ static int iwl_find_otp_image(struct iwl_priv *priv, * check for more block on the link list */ valid_addr = next_link_addr; - next_link_addr = link_value; + next_link_addr = link_value * sizeof(u16); IWL_DEBUG_INFO(priv, "OTP blocks %d addr 0x%x\n", usedblocks, next_link_addr); if (iwl_read_otp_word(priv, next_link_addr, &link_value)) return -EINVAL; if (!link_value) { /* - * reach the end of link list, + * reach the end of link list, return success and * set address point to the starting address * of the image */ - goto done; + *validblockaddr = valid_addr; + /* skip first 2 bytes (link list pointer) */ + *validblockaddr += 2; + return 0; } /* more in the link list, continue */ usedblocks++; - } while (usedblocks < priv->cfg->max_ll_items); - /* OTP full, use last block */ - IWL_DEBUG_INFO(priv, "OTP is full, use last block\n"); -done: - *validblockaddr = valid_addr; - /* skip first 2 bytes (link list pointer) */ - *validblockaddr += 2; - return ret; + } while (usedblocks <= priv->cfg->max_ll_items); + + /* OTP has no valid blocks */ + IWL_DEBUG_INFO(priv, "OTP has no valid blocks\n"); + return -EINVAL; } /** diff --git a/drivers/net/wireless/iwlwifi/iwl-eeprom.h b/drivers/net/wireless/iwlwifi/iwl-eeprom.h index 6b68db7b1b8..80b9e45d9b9 100644 --- a/drivers/net/wireless/iwlwifi/iwl-eeprom.h +++ b/drivers/net/wireless/iwlwifi/iwl-eeprom.h @@ -220,35 +220,35 @@ struct iwl_eeprom_enhanced_txpwr { * Section 10: 2.4 GHz 40MHz channels: 132, 44 (_above_) */ /* 2.4 GHz band: CCK */ -#define EEPROM_LB_CCK_20_COMMON ((0xAA)\ +#define EEPROM_LB_CCK_20_COMMON ((0xA8)\ | INDIRECT_ADDRESS | INDIRECT_REGULATORY) /* 8 bytes */ /* 2.4 GHz band: 20MHz-Legacy, 20MHz-HT, 40MHz-HT */ -#define EEPROM_LB_OFDM_COMMON ((0xB2)\ +#define EEPROM_LB_OFDM_COMMON ((0xB0)\ | INDIRECT_ADDRESS | INDIRECT_REGULATORY) /* 24 bytes */ /* 5.2 GHz band: 20MHz-Legacy, 20MHz-HT, 40MHz-HT */ -#define EEPROM_HB_OFDM_COMMON ((0xCA)\ +#define EEPROM_HB_OFDM_COMMON ((0xC8)\ | INDIRECT_ADDRESS | INDIRECT_REGULATORY) /* 24 bytes */ /* 2.4GHz band channels: * 1Legacy, 1HT, 2Legacy, 2HT, 10Legacy, 10HT, 11Legacy, 11HT */ -#define EEPROM_LB_OFDM_20_BAND ((0xE2)\ +#define EEPROM_LB_OFDM_20_BAND ((0xE0)\ | INDIRECT_ADDRESS | INDIRECT_REGULATORY) /* 64 bytes */ /* 2.4 GHz band HT40 channels: (1,+1) (2,+1) (6,+1) (7,+1) (9,+1) */ -#define EEPROM_LB_OFDM_HT40_BAND ((0x122)\ +#define EEPROM_LB_OFDM_HT40_BAND ((0x120)\ | INDIRECT_ADDRESS | INDIRECT_REGULATORY) /* 40 bytes */ /* 5.2GHz band channels: 36Legacy, 36HT, 64Legacy, 64HT, 100Legacy, 100HT */ -#define EEPROM_HB_OFDM_20_BAND ((0x14A)\ +#define EEPROM_HB_OFDM_20_BAND ((0x148)\ | INDIRECT_ADDRESS | INDIRECT_REGULATORY) /* 48 bytes */ /* 5.2 GHz band HT40 channels: (36,+1) (60,+1) (100,+1) */ -#define EEPROM_HB_OFDM_HT40_BAND ((0x17A)\ +#define EEPROM_HB_OFDM_HT40_BAND ((0x178)\ | INDIRECT_ADDRESS | INDIRECT_REGULATORY) /* 24 bytes */ /* 2.4 GHz band, channnel 13: Legacy, HT */ -#define EEPROM_LB_OFDM_20_CHANNEL_13 ((0x192)\ +#define EEPROM_LB_OFDM_20_CHANNEL_13 ((0x190)\ | INDIRECT_ADDRESS | INDIRECT_REGULATORY) /* 16 bytes */ /* 5.2 GHz band, channnel 140: Legacy, HT */ -#define EEPROM_HB_OFDM_20_CHANNEL_140 ((0x1A2)\ +#define EEPROM_HB_OFDM_20_CHANNEL_140 ((0x1A0)\ | INDIRECT_ADDRESS | INDIRECT_REGULATORY) /* 16 bytes */ /* 5.2 GHz band, HT40 channnels (132,+1) (44,+1) */ -#define EEPROM_HB_OFDM_HT40_BAND_1 ((0x1B2)\ +#define EEPROM_HB_OFDM_HT40_BAND_1 ((0x1B0)\ | INDIRECT_ADDRESS | INDIRECT_REGULATORY) /* 16 bytes */ diff --git a/drivers/net/wireless/iwlwifi/iwl-rx.c b/drivers/net/wireless/iwlwifi/iwl-rx.c index 8e1bb53c0aa..493626bcd3e 100644 --- a/drivers/net/wireless/iwlwifi/iwl-rx.c +++ b/drivers/net/wireless/iwlwifi/iwl-rx.c @@ -1044,7 +1044,7 @@ void iwl_rx_reply_rx(struct iwl_priv *priv, * as a bitmask. */ rx_status.antenna = - le16_to_cpu(phy_res->phy_flags & RX_RES_PHY_FLAGS_ANTENNA_MSK) + (le16_to_cpu(phy_res->phy_flags) & RX_RES_PHY_FLAGS_ANTENNA_MSK) >> RX_RES_PHY_FLAGS_ANTENNA_POS; /* set the preamble flag if appropriate */ diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c index aa49230422f..d00a8033409 100644 --- a/drivers/net/wireless/iwlwifi/iwl3945-base.c +++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c @@ -4097,8 +4097,8 @@ static int iwl3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *e pci_set_drvdata(pdev, NULL); pci_disable_device(pdev); out_ieee80211_free_hw: - ieee80211_free_hw(priv->hw); iwl_free_traffic_mem(priv); + ieee80211_free_hw(priv->hw); out: return err; } diff --git a/drivers/net/wireless/libertas/cmdresp.c b/drivers/net/wireless/libertas/cmdresp.c index c42d3faa266..23f684337fd 100644 --- a/drivers/net/wireless/libertas/cmdresp.c +++ b/drivers/net/wireless/libertas/cmdresp.c @@ -3,6 +3,7 @@ * responses as well as events generated by firmware. */ #include <linux/delay.h> +#include <linux/sched.h> #include <linux/if_arp.h> #include <linux/netdevice.h> #include <asm/unaligned.h> diff --git a/drivers/net/wireless/libertas/if_spi.c b/drivers/net/wireless/libertas/if_spi.c index cb8be8d7abc..5b3672c4d0c 100644 --- a/drivers/net/wireless/libertas/if_spi.c +++ b/drivers/net/wireless/libertas/if_spi.c @@ -134,7 +134,7 @@ static void spu_transaction_finish(struct if_spi_card *card) static int spu_write(struct if_spi_card *card, u16 reg, const u8 *buf, int len) { int err = 0; - u16 reg_out = cpu_to_le16(reg | IF_SPI_WRITE_OPERATION_MASK); + __le16 reg_out = cpu_to_le16(reg | IF_SPI_WRITE_OPERATION_MASK); struct spi_message m; struct spi_transfer reg_trans; struct spi_transfer data_trans; @@ -166,7 +166,7 @@ static int spu_write(struct if_spi_card *card, u16 reg, const u8 *buf, int len) static inline int spu_write_u16(struct if_spi_card *card, u16 reg, u16 val) { - u16 buff; + __le16 buff; buff = cpu_to_le16(val); return spu_write(card, reg, (u8 *)&buff, sizeof(u16)); @@ -188,7 +188,7 @@ static int spu_read(struct if_spi_card *card, u16 reg, u8 *buf, int len) { unsigned int delay; int err = 0; - u16 reg_out = cpu_to_le16(reg | IF_SPI_READ_OPERATION_MASK); + __le16 reg_out = cpu_to_le16(reg | IF_SPI_READ_OPERATION_MASK); struct spi_message m; struct spi_transfer reg_trans; struct spi_transfer dummy_trans; @@ -235,7 +235,7 @@ static int spu_read(struct if_spi_card *card, u16 reg, u8 *buf, int len) /* Read 16 bits from an SPI register */ static inline int spu_read_u16(struct if_spi_card *card, u16 reg, u16 *val) { - u16 buf; + __le16 buf; int ret; ret = spu_read(card, reg, (u8 *)&buf, sizeof(buf)); @@ -248,7 +248,7 @@ static inline int spu_read_u16(struct if_spi_card *card, u16 reg, u16 *val) * The low 16 bits are read first. */ static int spu_read_u32(struct if_spi_card *card, u16 reg, u32 *val) { - u32 buf; + __le32 buf; int err; err = spu_read(card, reg, (u8 *)&buf, sizeof(buf)); diff --git a/drivers/net/wireless/ray_cs.c b/drivers/net/wireless/ray_cs.c index 88cd58eb3b9..1c88c2ea59a 100644 --- a/drivers/net/wireless/ray_cs.c +++ b/drivers/net/wireless/ray_cs.c @@ -2879,7 +2879,7 @@ static int write_essid(struct file *file, const char __user *buffer, unsigned long count, void *data) { static char proc_essid[33]; - int len = count; + unsigned int len = count; if (len > 32) len = 32; diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c index a084077a1c6..9fe770f7d7b 100644 --- a/drivers/net/wireless/rt2x00/rt2800usb.c +++ b/drivers/net/wireless/rt2x00/rt2800usb.c @@ -1994,7 +1994,7 @@ static void rt2800usb_write_tx_desc(struct rt2x00_dev *rt2x00dev, rt2x00_set_field32(&word, TXWI_W1_BW_WIN_SIZE, txdesc->ba_size); rt2x00_set_field32(&word, TXWI_W1_WIRELESS_CLI_ID, test_bit(ENTRY_TXD_ENCRYPT, &txdesc->flags) ? - (skbdesc->entry->entry_idx + 1) : 0xff); + txdesc->key_idx : 0xff); rt2x00_set_field32(&word, TXWI_W1_MPDU_TOTAL_BYTE_COUNT, skb->len - txdesc->l2pad); rt2x00_set_field32(&word, TXWI_W1_PACKETID, diff --git a/drivers/net/znet.c b/drivers/net/znet.c index a0384b6f09b..b4234733375 100644 --- a/drivers/net/znet.c +++ b/drivers/net/znet.c @@ -169,7 +169,6 @@ static void znet_tx_timeout (struct net_device *dev); static int znet_request_resources (struct net_device *dev) { struct znet_private *znet = netdev_priv(dev); - unsigned long flags; if (request_irq (dev->irq, &znet_interrupt, 0, "ZNet", dev)) goto failed; @@ -187,13 +186,9 @@ static int znet_request_resources (struct net_device *dev) free_sia: release_region (znet->sia_base, znet->sia_size); free_tx_dma: - flags = claim_dma_lock(); free_dma (znet->tx_dma); - release_dma_lock (flags); free_rx_dma: - flags = claim_dma_lock(); free_dma (znet->rx_dma); - release_dma_lock (flags); free_irq: free_irq (dev->irq, dev); failed: @@ -203,14 +198,11 @@ static int znet_request_resources (struct net_device *dev) static void znet_release_resources (struct net_device *dev) { struct znet_private *znet = netdev_priv(dev); - unsigned long flags; release_region (znet->sia_base, znet->sia_size); release_region (dev->base_addr, znet->io_size); - flags = claim_dma_lock(); free_dma (znet->tx_dma); free_dma (znet->rx_dma); - release_dma_lock (flags); free_irq (dev->irq, dev); } diff --git a/drivers/of/of_mdio.c b/drivers/of/of_mdio.c index bacaa536fd5..4b22ba568b1 100644 --- a/drivers/of/of_mdio.c +++ b/drivers/of/of_mdio.c @@ -97,6 +97,12 @@ int of_mdiobus_register(struct mii_bus *mdio, struct device_node *np) } EXPORT_SYMBOL(of_mdiobus_register); +/* Helper function for of_phy_find_device */ +static int of_phy_match(struct device *dev, void *phy_np) +{ + return dev_archdata_get_node(&dev->archdata) == phy_np; +} + /** * of_phy_find_device - Give a PHY node, find the phy_device * @phy_np: Pointer to the phy's device tree node @@ -106,15 +112,10 @@ EXPORT_SYMBOL(of_mdiobus_register); struct phy_device *of_phy_find_device(struct device_node *phy_np) { struct device *d; - int match(struct device *dev, void *phy_np) - { - return dev_archdata_get_node(&dev->archdata) == phy_np; - } - if (!phy_np) return NULL; - d = bus_find_device(&mdio_bus_type, NULL, phy_np, match); + d = bus_find_device(&mdio_bus_type, NULL, phy_np, of_phy_match); return d ? to_phy_device(d) : NULL; } EXPORT_SYMBOL(of_phy_find_device); diff --git a/drivers/oprofile/event_buffer.c b/drivers/oprofile/event_buffer.c index 2b7ae366ceb..5df60a6b677 100644 --- a/drivers/oprofile/event_buffer.c +++ b/drivers/oprofile/event_buffer.c @@ -35,12 +35,23 @@ static size_t buffer_pos; /* atomic_t because wait_event checks it outside of buffer_mutex */ static atomic_t buffer_ready = ATOMIC_INIT(0); -/* Add an entry to the event buffer. When we - * get near to the end we wake up the process - * sleeping on the read() of the file. +/* + * Add an entry to the event buffer. When we get near to the end we + * wake up the process sleeping on the read() of the file. To protect + * the event_buffer this function may only be called when buffer_mutex + * is set. */ void add_event_entry(unsigned long value) { + /* + * This shouldn't happen since all workqueues or handlers are + * canceled or flushed before the event buffer is freed. + */ + if (!event_buffer) { + WARN_ON_ONCE(1); + return; + } + if (buffer_pos == buffer_size) { atomic_inc(&oprofile_stats.event_lost_overflow); return; @@ -69,7 +80,6 @@ void wake_up_buffer_waiter(void) int alloc_event_buffer(void) { - int err = -ENOMEM; unsigned long flags; spin_lock_irqsave(&oprofilefs_lock, flags); @@ -80,21 +90,22 @@ int alloc_event_buffer(void) if (buffer_watershed >= buffer_size) return -EINVAL; + buffer_pos = 0; event_buffer = vmalloc(sizeof(unsigned long) * buffer_size); if (!event_buffer) - goto out; + return -ENOMEM; - err = 0; -out: - return err; + return 0; } void free_event_buffer(void) { + mutex_lock(&buffer_mutex); vfree(event_buffer); - + buffer_pos = 0; event_buffer = NULL; + mutex_unlock(&buffer_mutex); } @@ -167,6 +178,12 @@ static ssize_t event_buffer_read(struct file *file, char __user *buf, mutex_lock(&buffer_mutex); + /* May happen if the buffer is freed during pending reads. */ + if (!event_buffer) { + retval = -EINTR; + goto out; + } + atomic_set(&buffer_ready, 0); retval = -EFAULT; diff --git a/drivers/pci/dmar.c b/drivers/pci/dmar.c index 14bbaa17e2c..22b02c6df85 100644 --- a/drivers/pci/dmar.c +++ b/drivers/pci/dmar.c @@ -354,6 +354,7 @@ dmar_table_print_dmar_entry(struct acpi_dmar_header *header) struct acpi_dmar_hardware_unit *drhd; struct acpi_dmar_reserved_memory *rmrr; struct acpi_dmar_atsr *atsr; + struct acpi_dmar_rhsa *rhsa; switch (header->type) { case ACPI_DMAR_TYPE_HARDWARE_UNIT: @@ -375,6 +376,12 @@ dmar_table_print_dmar_entry(struct acpi_dmar_header *header) atsr = container_of(header, struct acpi_dmar_atsr, header); printk(KERN_INFO PREFIX "ATSR flags: %#x\n", atsr->flags); break; + case ACPI_DMAR_HARDWARE_AFFINITY: + rhsa = container_of(header, struct acpi_dmar_rhsa, header); + printk(KERN_INFO PREFIX "RHSA base: %#016Lx proximity domain: %#x\n", + (unsigned long long)rhsa->base_address, + rhsa->proximity_domain); + break; } } @@ -459,9 +466,13 @@ parse_dmar_table(void) ret = dmar_parse_one_atsr(entry_header); #endif break; + case ACPI_DMAR_HARDWARE_AFFINITY: + /* We don't do anything with RHSA (yet?) */ + break; default: printk(KERN_WARNING PREFIX - "Unknown DMAR structure type\n"); + "Unknown DMAR structure type %d\n", + entry_header->type); ret = 0; /* for forward compatibility */ break; } diff --git a/drivers/pci/hotplug/cpqphp.h b/drivers/pci/hotplug/cpqphp.h index 53836001d51..9c6a9fd2681 100644 --- a/drivers/pci/hotplug/cpqphp.h +++ b/drivers/pci/hotplug/cpqphp.h @@ -32,6 +32,7 @@ #include <asm/io.h> /* for read? and write? functions */ #include <linux/delay.h> /* for delays */ #include <linux/mutex.h> +#include <linux/sched.h> /* for signal_pending() */ #define MY_NAME "cpqphp" diff --git a/drivers/pci/intel-iommu.c b/drivers/pci/intel-iommu.c index 855dd7ca47f..b1e97e68250 100644 --- a/drivers/pci/intel-iommu.c +++ b/drivers/pci/intel-iommu.c @@ -48,6 +48,7 @@ #define IS_GFX_DEVICE(pdev) ((pdev->class >> 16) == PCI_BASE_CLASS_DISPLAY) #define IS_ISA_DEVICE(pdev) ((pdev->class >> 8) == PCI_CLASS_BRIDGE_ISA) +#define IS_AZALIA(pdev) ((pdev)->vendor == 0x8086 && (pdev)->device == 0x3a3e) #define IOAPIC_RANGE_START (0xfee00000) #define IOAPIC_RANGE_END (0xfeefffff) @@ -94,6 +95,7 @@ static inline unsigned long virt_to_dma_pfn(void *p) /* global iommu list, set NULL for ignored DMAR units */ static struct intel_iommu **g_iommus; +static void __init check_tylersburg_isoch(void); static int rwbf_quirk; /* @@ -1934,6 +1936,9 @@ error: } static int iommu_identity_mapping; +#define IDENTMAP_ALL 1 +#define IDENTMAP_GFX 2 +#define IDENTMAP_AZALIA 4 static int iommu_domain_identity_map(struct dmar_domain *domain, unsigned long long start, @@ -2151,8 +2156,14 @@ static int domain_add_dev_info(struct dmar_domain *domain, static int iommu_should_identity_map(struct pci_dev *pdev, int startup) { - if (iommu_identity_mapping == 2) - return IS_GFX_DEVICE(pdev); + if ((iommu_identity_mapping & IDENTMAP_AZALIA) && IS_AZALIA(pdev)) + return 1; + + if ((iommu_identity_mapping & IDENTMAP_GFX) && IS_GFX_DEVICE(pdev)) + return 1; + + if (!(iommu_identity_mapping & IDENTMAP_ALL)) + return 0; /* * We want to start off with all devices in the 1:1 domain, and @@ -2332,11 +2343,14 @@ int __init init_dmars(void) } if (iommu_pass_through) - iommu_identity_mapping = 1; + iommu_identity_mapping |= IDENTMAP_ALL; + #ifdef CONFIG_DMAR_BROKEN_GFX_WA - else - iommu_identity_mapping = 2; + iommu_identity_mapping |= IDENTMAP_GFX; #endif + + check_tylersburg_isoch(); + /* * If pass through is not set or not enabled, setup context entries for * identity mappings for rmrr, gfx, and isa and may fall back to static @@ -3670,3 +3684,61 @@ static void __devinit quirk_iommu_rwbf(struct pci_dev *dev) } DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x2a40, quirk_iommu_rwbf); + +/* On Tylersburg chipsets, some BIOSes have been known to enable the + ISOCH DMAR unit for the Azalia sound device, but not give it any + TLB entries, which causes it to deadlock. Check for that. We do + this in a function called from init_dmars(), instead of in a PCI + quirk, because we don't want to print the obnoxious "BIOS broken" + message if VT-d is actually disabled. +*/ +static void __init check_tylersburg_isoch(void) +{ + struct pci_dev *pdev; + uint32_t vtisochctrl; + + /* If there's no Azalia in the system anyway, forget it. */ + pdev = pci_get_device(PCI_VENDOR_ID_INTEL, 0x3a3e, NULL); + if (!pdev) + return; + pci_dev_put(pdev); + + /* System Management Registers. Might be hidden, in which case + we can't do the sanity check. But that's OK, because the + known-broken BIOSes _don't_ actually hide it, so far. */ + pdev = pci_get_device(PCI_VENDOR_ID_INTEL, 0x342e, NULL); + if (!pdev) + return; + + if (pci_read_config_dword(pdev, 0x188, &vtisochctrl)) { + pci_dev_put(pdev); + return; + } + + pci_dev_put(pdev); + + /* If Azalia DMA is routed to the non-isoch DMAR unit, fine. */ + if (vtisochctrl & 1) + return; + + /* Drop all bits other than the number of TLB entries */ + vtisochctrl &= 0x1c; + + /* If we have the recommended number of TLB entries (16), fine. */ + if (vtisochctrl == 0x10) + return; + + /* Zero TLB entries? You get to ride the short bus to school. */ + if (!vtisochctrl) { + WARN(1, "Your BIOS is broken; DMA routed to ISOCH DMAR unit but no TLB space.\n" + "BIOS vendor: %s; Ver: %s; Product Version: %s\n", + dmi_get_system_info(DMI_BIOS_VENDOR), + dmi_get_system_info(DMI_BIOS_VERSION), + dmi_get_system_info(DMI_PRODUCT_VERSION)); + iommu_identity_mapping |= IDENTMAP_AZALIA; + return; + } + + printk(KERN_WARNING "DMAR: Recommended TLB entries for ISOCH unit is 16; your BIOS set %d\n", + vtisochctrl); +} diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c index 3835871f483..4e4c295a049 100644 --- a/drivers/pci/pci.c +++ b/drivers/pci/pci.c @@ -2723,17 +2723,6 @@ int __attribute__ ((weak)) pci_ext_cfg_avail(struct pci_dev *dev) return 1; } -static int __devinit pci_init(void) -{ - struct pci_dev *dev = NULL; - - while ((dev = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, dev)) != NULL) { - pci_fixup_device(pci_fixup_final, dev); - } - - return 0; -} - static int __init pci_setup(char *str) { while (str) { @@ -2771,8 +2760,6 @@ static int __init pci_setup(char *str) } early_param("pci", pci_setup); -device_initcall(pci_init); - EXPORT_SYMBOL(pci_reenable_device); EXPORT_SYMBOL(pci_enable_device_io); EXPORT_SYMBOL(pci_enable_device_mem); diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index efa6534a659..245d2cdb476 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -1009,7 +1009,7 @@ DECLARE_PCI_FIXUP_RESUME_EARLY(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82454NX, static void __devinit quirk_amd_ide_mode(struct pci_dev *pdev) { - /* set SBX00 SATA in IDE mode to AHCI mode */ + /* set SBX00/Hudson-2 SATA in IDE mode to AHCI mode */ u8 tmp; pci_read_config_byte(pdev, PCI_CLASS_DEVICE, &tmp); @@ -1028,8 +1028,8 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP600_SATA, quirk DECLARE_PCI_FIXUP_RESUME_EARLY(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP600_SATA, quirk_amd_ide_mode); DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP700_SATA, quirk_amd_ide_mode); DECLARE_PCI_FIXUP_RESUME_EARLY(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP700_SATA, quirk_amd_ide_mode); -DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_SB900_SATA_IDE, quirk_amd_ide_mode); -DECLARE_PCI_FIXUP_RESUME_EARLY(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_SB900_SATA_IDE, quirk_amd_ide_mode); +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_HUDSON2_SATA_IDE, quirk_amd_ide_mode); +DECLARE_PCI_FIXUP_RESUME_EARLY(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_HUDSON2_SATA_IDE, quirk_amd_ide_mode); /* * Serverworks CSB5 IDE does not fully support native mode @@ -2591,6 +2591,19 @@ void pci_fixup_device(enum pci_fixup_pass pass, struct pci_dev *dev) } pci_do_fixups(dev, start, end); } + +static int __init pci_apply_final_quirks(void) +{ + struct pci_dev *dev = NULL; + + while ((dev = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, dev)) != NULL) { + pci_fixup_device(pci_fixup_final, dev); + } + + return 0; +} + +fs_initcall_sync(pci_apply_final_quirks); #else void pci_fixup_device(enum pci_fixup_pass pass, struct pci_dev *dev) {} #endif diff --git a/drivers/pci/setup-bus.c b/drivers/pci/setup-bus.c index 0959430534b..cb1a027eb55 100644 --- a/drivers/pci/setup-bus.c +++ b/drivers/pci/setup-bus.c @@ -299,17 +299,8 @@ static struct resource *find_free_bus_resource(struct pci_bus *bus, unsigned lon r = bus->resource[i]; if (r == &ioport_resource || r == &iomem_resource) continue; - if (r && (r->flags & type_mask) == type) { - if (!r->parent) - return r; - /* - * if there is no child under that, we should release - * and use it. don't need to reset it, pbus_size_* will - * set it again - */ - if (!r->child && !release_resource(r)) - return r; - } + if (r && (r->flags & type_mask) == type && !r->parent) + return r; } return NULL; } diff --git a/drivers/pcmcia/cistpl.c b/drivers/pcmcia/cistpl.c index 4a110b7b267..6c4a4fc8363 100644 --- a/drivers/pcmcia/cistpl.c +++ b/drivers/pcmcia/cistpl.c @@ -1463,7 +1463,9 @@ int pccard_read_tuple(struct pcmcia_socket *s, unsigned int function, cisdata_t return -ENOMEM; } tuple.DesiredTuple = code; - tuple.Attributes = TUPLE_RETURN_COMMON; + tuple.Attributes = 0; + if (function == BIND_FN_ALL) + tuple.Attributes = TUPLE_RETURN_COMMON; ret = pccard_get_first_tuple(s, function, &tuple); if (ret != 0) goto done; @@ -1490,7 +1492,7 @@ EXPORT_SYMBOL(pccard_read_tuple); ======================================================================*/ -int pccard_validate_cis(struct pcmcia_socket *s, unsigned int function, unsigned int *info) +int pccard_validate_cis(struct pcmcia_socket *s, unsigned int *info) { tuple_t *tuple; cisparse_t *p; @@ -1515,30 +1517,30 @@ int pccard_validate_cis(struct pcmcia_socket *s, unsigned int function, unsigned count = reserved = 0; tuple->DesiredTuple = RETURN_FIRST_TUPLE; tuple->Attributes = TUPLE_RETURN_COMMON; - ret = pccard_get_first_tuple(s, function, tuple); + ret = pccard_get_first_tuple(s, BIND_FN_ALL, tuple); if (ret != 0) goto done; /* First tuple should be DEVICE; we should really have either that or a CFTABLE_ENTRY of some sort */ if ((tuple->TupleCode == CISTPL_DEVICE) || - (pccard_read_tuple(s, function, CISTPL_CFTABLE_ENTRY, p) == 0) || - (pccard_read_tuple(s, function, CISTPL_CFTABLE_ENTRY_CB, p) == 0)) + (pccard_read_tuple(s, BIND_FN_ALL, CISTPL_CFTABLE_ENTRY, p) == 0) || + (pccard_read_tuple(s, BIND_FN_ALL, CISTPL_CFTABLE_ENTRY_CB, p) == 0)) dev_ok++; /* All cards should have a MANFID tuple, and/or a VERS_1 or VERS_2 tuple, for card identification. Certain old D-Link and Linksys cards have only a broken VERS_2 tuple; hence the bogus test. */ - if ((pccard_read_tuple(s, function, CISTPL_MANFID, p) == 0) || - (pccard_read_tuple(s, function, CISTPL_VERS_1, p) == 0) || - (pccard_read_tuple(s, function, CISTPL_VERS_2, p) != -ENOSPC)) + if ((pccard_read_tuple(s, BIND_FN_ALL, CISTPL_MANFID, p) == 0) || + (pccard_read_tuple(s, BIND_FN_ALL, CISTPL_VERS_1, p) == 0) || + (pccard_read_tuple(s, BIND_FN_ALL, CISTPL_VERS_2, p) != -ENOSPC)) ident_ok++; if (!dev_ok && !ident_ok) goto done; for (count = 1; count < MAX_TUPLES; count++) { - ret = pccard_get_next_tuple(s, function, tuple); + ret = pccard_get_next_tuple(s, BIND_FN_ALL, tuple); if (ret != 0) break; if (((tuple->TupleCode > 0x23) && (tuple->TupleCode < 0x40)) || diff --git a/drivers/pcmcia/cs_internal.h b/drivers/pcmcia/cs_internal.h index 79615e6d540..1f4098f1354 100644 --- a/drivers/pcmcia/cs_internal.h +++ b/drivers/pcmcia/cs_internal.h @@ -197,8 +197,7 @@ int pccard_read_tuple(struct pcmcia_socket *s, unsigned int function, cisdata_t code, void *parse); int pcmcia_replace_cis(struct pcmcia_socket *s, const u8 *data, const size_t len); -int pccard_validate_cis(struct pcmcia_socket *s, unsigned int function, - unsigned int *count); +int pccard_validate_cis(struct pcmcia_socket *s, unsigned int *count); /* rsrc_mgr.c */ int pcmcia_validate_mem(struct pcmcia_socket *s); diff --git a/drivers/pcmcia/ds.c b/drivers/pcmcia/ds.c index 9f300d3cb12..f5b7079f13d 100644 --- a/drivers/pcmcia/ds.c +++ b/drivers/pcmcia/ds.c @@ -547,7 +547,7 @@ static int pcmcia_device_query(struct pcmcia_device *p_dev) if (!vers1) return -ENOMEM; - if (!pccard_read_tuple(p_dev->socket, p_dev->func, + if (!pccard_read_tuple(p_dev->socket, BIND_FN_ALL, CISTPL_MANFID, &manf_id)) { p_dev->manf_id = manf_id.manf; p_dev->card_id = manf_id.card; @@ -581,9 +581,9 @@ static int pcmcia_device_query(struct pcmcia_device *p_dev) kfree(devgeo); } - if (!pccard_read_tuple(p_dev->socket, p_dev->func, CISTPL_VERS_1, + if (!pccard_read_tuple(p_dev->socket, BIND_FN_ALL, CISTPL_VERS_1, vers1)) { - for (i=0; i < vers1->ns; i++) { + for (i = 0; i < min_t(unsigned int, 4, vers1->ns); i++) { char *tmp; unsigned int length; @@ -733,7 +733,7 @@ static int pcmcia_card_add(struct pcmcia_socket *s) return -EAGAIN; /* try again, but later... */ } - ret = pccard_validate_cis(s, BIND_FN_ALL, &no_chains); + ret = pccard_validate_cis(s, &no_chains); if (ret || !no_chains) { ds_dev_dbg(0, &s->dev, "invalid CIS or invalid resources\n"); return -ENODEV; diff --git a/drivers/pcmcia/i82365.c b/drivers/pcmcia/i82365.c index b906abe26ad..a4aacb830b8 100644 --- a/drivers/pcmcia/i82365.c +++ b/drivers/pcmcia/i82365.c @@ -1053,8 +1053,8 @@ static int i365_set_io_map(u_short sock, struct pccard_io_map *io) u_char map, ioctl; debug(1, "SetIOMap(%d, %d, %#2.2x, %d ns, " - "%#x-%#x)\n", sock, io->map, io->flags, - io->speed, io->start, io->stop); + "%#llx-%#llx)\n", sock, io->map, io->flags, io->speed, + (unsigned long long)io->start, (unsigned long long)io->stop); map = io->map; if ((map > 1) || (io->start > 0xffff) || (io->stop > 0xffff) || (io->stop < io->start)) return -EINVAL; diff --git a/drivers/pcmcia/m32r_cfc.c b/drivers/pcmcia/m32r_cfc.c index d1d89c4491a..7dfbee1dcd7 100644 --- a/drivers/pcmcia/m32r_cfc.c +++ b/drivers/pcmcia/m32r_cfc.c @@ -537,8 +537,9 @@ static int _pcc_set_io_map(u_short sock, struct pccard_io_map *io) u_char map; debug(3, "m32r_cfc: SetIOMap(%d, %d, %#2.2x, %d ns, " - "%#lx-%#lx)\n", sock, io->map, io->flags, - io->speed, io->start, io->stop); + "%#llx-%#llx)\n", sock, io->map, io->flags, + io->speed, (unsigned long long)io->start, + (unsigned long long)io->stop); map = io->map; return 0; @@ -554,8 +555,9 @@ static int _pcc_set_mem_map(u_short sock, struct pccard_mem_map *mem) pcc_socket_t *t = &socket[sock]; debug(3, "m32r_cfc: SetMemMap(%d, %d, %#2.2x, %d ns, " - "%#lx, %#x)\n", sock, map, mem->flags, - mem->speed, mem->static_start, mem->card_start); + "%#llx, %#x)\n", sock, map, mem->flags, + mem->speed, (unsigned long long)mem->static_start, + mem->card_start); /* * sanity check diff --git a/drivers/pcmcia/m32r_pcc.c b/drivers/pcmcia/m32r_pcc.c index a0655839c8d..c6524f99ccc 100644 --- a/drivers/pcmcia/m32r_pcc.c +++ b/drivers/pcmcia/m32r_pcc.c @@ -492,8 +492,9 @@ static int _pcc_set_io_map(u_short sock, struct pccard_io_map *io) u_char map; debug(3, "m32r-pcc: SetIOMap(%d, %d, %#2.2x, %d ns, " - "%#x-%#x)\n", sock, io->map, io->flags, - io->speed, io->start, io->stop); + "%#llx-%#llx)\n", sock, io->map, io->flags, + io->speed, (unsigned long long)io->start, + (unsigned long long)io->stop); map = io->map; return 0; @@ -515,8 +516,9 @@ static int _pcc_set_mem_map(u_short sock, struct pccard_mem_map *mem) #endif debug(3, "m32r-pcc: SetMemMap(%d, %d, %#2.2x, %d ns, " - "%#lx, %#x)\n", sock, map, mem->flags, - mem->speed, mem->static_start, mem->card_start); + "%#llx, %#x)\n", sock, map, mem->flags, + mem->speed, (unsigned long long)mem->static_start, + mem->card_start); /* * sanity check diff --git a/drivers/pcmcia/m8xx_pcmcia.c b/drivers/pcmcia/m8xx_pcmcia.c index c69f2c4fe52..403559ba49d 100644 --- a/drivers/pcmcia/m8xx_pcmcia.c +++ b/drivers/pcmcia/m8xx_pcmcia.c @@ -975,8 +975,9 @@ static int m8xx_set_io_map(struct pcmcia_socket *sock, struct pccard_io_map *io) #define M8XX_BASE (PCMCIA_IO_WIN_BASE + io->start) dprintk("SetIOMap(%d, %d, %#2.2x, %d ns, " - "%#4.4x-%#4.4x)\n", lsock, io->map, io->flags, - io->speed, io->start, io->stop); + "%#4.4llx-%#4.4llx)\n", lsock, io->map, io->flags, + io->speed, (unsigned long long)io->start, + (unsigned long long)io->stop); if ((io->map >= PCMCIA_IO_WIN_NO) || (io->start > 0xffff) || (io->stop > 0xffff) || (io->stop < io->start)) @@ -1055,8 +1056,9 @@ static int m8xx_set_mem_map(struct pcmcia_socket *sock, pcmconf8xx_t *pcmcia = s->pcmcia; dprintk("SetMemMap(%d, %d, %#2.2x, %d ns, " - "%#5.5lx, %#5.5x)\n", lsock, mem->map, mem->flags, - mem->speed, mem->static_start, mem->card_start); + "%#5.5llx, %#5.5x)\n", lsock, mem->map, mem->flags, + mem->speed, (unsigned long long)mem->static_start, + mem->card_start); if ((mem->map >= PCMCIA_MEM_WIN_NO) // || ((mem->s) >= PCMCIA_MEM_WIN_SIZE) @@ -1107,8 +1109,9 @@ static int m8xx_set_mem_map(struct pcmcia_socket *sock, } dprintk("SetMemMap(%d, %d, %#2.2x, %d ns, " - "%#5.5lx, %#5.5x)\n", lsock, mem->map, mem->flags, - mem->speed, mem->static_start, mem->card_start); + "%#5.5llx, %#5.5x)\n", lsock, mem->map, mem->flags, + mem->speed, (unsigned long long)mem->static_start, + mem->card_start); /* copy the struct and modify the copy */ diff --git a/drivers/pcmcia/pcmcia_ioctl.c b/drivers/pcmcia/pcmcia_ioctl.c index 32c44040c1e..30cf71d2ee2 100644 --- a/drivers/pcmcia/pcmcia_ioctl.c +++ b/drivers/pcmcia/pcmcia_ioctl.c @@ -881,7 +881,7 @@ static int ds_ioctl(struct inode * inode, struct file * file, mutex_lock(&s->skt_mutex); pcmcia_validate_mem(s); mutex_unlock(&s->skt_mutex); - ret = pccard_validate_cis(s, BIND_FN_ALL, &buf->cisinfo.Chains); + ret = pccard_validate_cis(s, &buf->cisinfo.Chains); break; case DS_SUSPEND_CARD: ret = pcmcia_suspend_card(s); diff --git a/drivers/pcmcia/pd6729.c b/drivers/pcmcia/pd6729.c index 1c39d3438f2..70a33468bcd 100644 --- a/drivers/pcmcia/pd6729.c +++ b/drivers/pcmcia/pd6729.c @@ -641,6 +641,12 @@ static int __devinit pd6729_pci_probe(struct pci_dev *dev, if ((ret = pci_enable_device(dev))) goto err_out_free_mem; + if (!pci_resource_start(dev, 0)) { + printk(KERN_INFO "pd6729: refusing to load the driver " + "as the io_base is 0.\n"); + goto err_out_free_mem; + } + printk(KERN_INFO "pd6729: Cirrus PD6729 PCI to PCMCIA Bridge " "at 0x%llx on irq %d\n", (unsigned long long)pci_resource_start(dev, 0), dev->irq); diff --git a/drivers/pcmcia/rsrc_nonstatic.c b/drivers/pcmcia/rsrc_nonstatic.c index 9ca22c7aafb..7039f3cf5b7 100644 --- a/drivers/pcmcia/rsrc_nonstatic.c +++ b/drivers/pcmcia/rsrc_nonstatic.c @@ -206,6 +206,7 @@ static void do_io_probe(struct pcmcia_socket *s, unsigned int base, /* First, what does a floating port look like? */ b = kzalloc(256, GFP_KERNEL); if (!b) { + printk("\n"); dev_printk(KERN_ERR, &s->dev, "do_io_probe: unable to kmalloc 256 bytes"); return; @@ -275,7 +276,7 @@ static int readable(struct pcmcia_socket *s, struct resource *res, s->cis_mem.res = res; s->cis_virt = ioremap(res->start, s->map_size); if (s->cis_virt) { - ret = pccard_validate_cis(s, BIND_FN_ALL, count); + ret = pccard_validate_cis(s, count); /* invalidate mapping and CIS cache */ iounmap(s->cis_virt); s->cis_virt = NULL; diff --git a/drivers/pcmcia/soc_common.c b/drivers/pcmcia/soc_common.c index 163cf98e238..ef7e9e58782 100644 --- a/drivers/pcmcia/soc_common.c +++ b/drivers/pcmcia/soc_common.c @@ -336,8 +336,9 @@ soc_common_pcmcia_set_io_map(struct pcmcia_socket *sock, struct pccard_io_map *m struct soc_pcmcia_socket *skt = to_soc_pcmcia_socket(sock); unsigned short speed = map->speed; - debug(skt, 2, "map %u speed %u start 0x%08x stop 0x%08x\n", - map->map, map->speed, map->start, map->stop); + debug(skt, 2, "map %u speed %u start 0x%08llx stop 0x%08llx\n", + map->map, map->speed, (unsigned long long)map->start, + (unsigned long long)map->stop); debug(skt, 2, "flags: %s%s%s%s%s%s%s%s\n", (map->flags==0)?"<NONE>":"", (map->flags&MAP_ACTIVE)?"ACTIVE ":"", diff --git a/drivers/pcmcia/socket_sysfs.c b/drivers/pcmcia/socket_sysfs.c index ff9a3bb3c88..78d5aab542f 100644 --- a/drivers/pcmcia/socket_sysfs.c +++ b/drivers/pcmcia/socket_sysfs.c @@ -300,7 +300,7 @@ static ssize_t pccard_show_cis(struct kobject *kobj, if (!(s->state & SOCKET_PRESENT)) return -ENODEV; - if (pccard_validate_cis(s, BIND_FN_ALL, &chains)) + if (pccard_validate_cis(s, &chains)) return -EIO; if (!chains) return -ENODATA; diff --git a/drivers/pcmcia/tcic.c b/drivers/pcmcia/tcic.c index 582413fcb62..6918849d511 100644 --- a/drivers/pcmcia/tcic.c +++ b/drivers/pcmcia/tcic.c @@ -732,8 +732,8 @@ static int tcic_set_io_map(struct pcmcia_socket *sock, struct pccard_io_map *io) u_short base, len, ioctl; debug(1, "SetIOMap(%d, %d, %#2.2x, %d ns, " - "%#x-%#x)\n", psock, io->map, io->flags, - io->speed, io->start, io->stop); + "%#llx-%#llx)\n", psock, io->map, io->flags, io->speed, + (unsigned long long)io->start, (unsigned long long)io->stop); if ((io->map > 1) || (io->start > 0xffff) || (io->stop > 0xffff) || (io->stop < io->start)) return -EINVAL; tcic_setw(TCIC_ADDR+2, TCIC_ADR2_INDREG | (psock << TCIC_SS_SHFT)); diff --git a/drivers/platform/x86/eeepc-laptop.c b/drivers/platform/x86/eeepc-laptop.c index 749e2102b2b..d379e74a05d 100644 --- a/drivers/platform/x86/eeepc-laptop.c +++ b/drivers/platform/x86/eeepc-laptop.c @@ -150,6 +150,8 @@ struct eeepc_hotk { /* The actual device the driver binds to */ static struct eeepc_hotk *ehotk; +static void eeepc_rfkill_hotplug(bool real); + /* Platform device/driver */ static int eeepc_hotk_thaw(struct device *device); static int eeepc_hotk_restore(struct device *device); @@ -343,14 +345,23 @@ static bool eeepc_wlan_rfkill_blocked(void) static int eeepc_rfkill_set(void *data, bool blocked) { unsigned long asl = (unsigned long)data; - return set_acpi(asl, !blocked); + int ret; + + if (asl != CM_ASL_WLAN) + return set_acpi(asl, !blocked); + + /* hack to avoid panic with rt2860sta */ + if (blocked) + eeepc_rfkill_hotplug(false); + ret = set_acpi(asl, !blocked); + return ret; } static const struct rfkill_ops eeepc_rfkill_ops = { .set_block = eeepc_rfkill_set, }; -static void __init eeepc_enable_camera(void) +static void __devinit eeepc_enable_camera(void) { /* * If the following call to set_acpi() fails, it's because there's no @@ -643,13 +654,13 @@ static int eeepc_get_adapter_status(struct hotplug_slot *hotplug_slot, return 0; } -static void eeepc_rfkill_hotplug(void) +static void eeepc_rfkill_hotplug(bool real) { struct pci_dev *dev; struct pci_bus *bus; - bool blocked = eeepc_wlan_rfkill_blocked(); + bool blocked = real ? eeepc_wlan_rfkill_blocked() : true; - if (ehotk->wlan_rfkill) + if (real && ehotk->wlan_rfkill) rfkill_set_sw_state(ehotk->wlan_rfkill, blocked); mutex_lock(&ehotk->hotplug_lock); @@ -692,7 +703,7 @@ static void eeepc_rfkill_notify(acpi_handle handle, u32 event, void *data) if (event != ACPI_NOTIFY_BUS_CHECK) return; - eeepc_rfkill_hotplug(); + eeepc_rfkill_hotplug(true); } static void eeepc_hotk_notify(struct acpi_device *device, u32 event) @@ -850,7 +861,7 @@ static int eeepc_hotk_restore(struct device *device) { /* Refresh both wlan rfkill state and pci hotplug */ if (ehotk->wlan_rfkill) - eeepc_rfkill_hotplug(); + eeepc_rfkill_hotplug(true); if (ehotk->bluetooth_rfkill) rfkill_set_sw_state(ehotk->bluetooth_rfkill, @@ -993,7 +1004,7 @@ static void eeepc_rfkill_exit(void) * Refresh pci hotplug in case the rfkill state was changed after * eeepc_unregister_rfkill_notifier() */ - eeepc_rfkill_hotplug(); + eeepc_rfkill_hotplug(true); if (ehotk->hotplug_slot) pci_hp_deregister(ehotk->hotplug_slot); @@ -1109,7 +1120,7 @@ static int eeepc_rfkill_init(struct device *dev) * Refresh pci hotplug in case the rfkill state was changed during * setup. */ - eeepc_rfkill_hotplug(); + eeepc_rfkill_hotplug(true); exit: if (result && result != -ENODEV) @@ -1189,7 +1200,7 @@ static int eeepc_input_init(struct device *dev) return 0; } -static int eeepc_hotk_add(struct acpi_device *device) +static int __devinit eeepc_hotk_add(struct acpi_device *device) { struct device *dev; int result; diff --git a/drivers/platform/x86/fujitsu-laptop.c b/drivers/platform/x86/fujitsu-laptop.c index f35aee5c214..bcd4ba8be7d 100644 --- a/drivers/platform/x86/fujitsu-laptop.c +++ b/drivers/platform/x86/fujitsu-laptop.c @@ -944,7 +944,7 @@ static int acpi_fujitsu_hotkey_remove(struct acpi_device *device, int type) struct fujitsu_hotkey_t *fujitsu_hotkey = acpi_driver_data(device); struct input_dev *input = fujitsu_hotkey->input; -#ifdef CONFIG_LEDS_CLASS +#if defined(CONFIG_LEDS_CLASS) || defined(CONFIG_LEDS_CLASS_MODULE) if (fujitsu_hotkey->logolamp_registered) led_classdev_unregister(&logolamp_led); diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c index 53b8c255360..aaccc8ecfa8 100644 --- a/drivers/s390/block/dasd.c +++ b/drivers/s390/block/dasd.c @@ -2533,6 +2533,7 @@ static struct dasd_ccw_req *dasd_generic_build_rdc(struct dasd_device *device, { struct dasd_ccw_req *cqr; struct ccw1 *ccw; + unsigned long *idaw; cqr = dasd_smalloc_request(magic, 1 /* RDC */, rdc_buffer_size, device); @@ -2546,9 +2547,17 @@ static struct dasd_ccw_req *dasd_generic_build_rdc(struct dasd_device *device, ccw = cqr->cpaddr; ccw->cmd_code = CCW_CMD_RDC; - ccw->cda = (__u32)(addr_t)rdc_buffer; - ccw->count = rdc_buffer_size; + if (idal_is_needed(rdc_buffer, rdc_buffer_size)) { + idaw = (unsigned long *) (cqr->data); + ccw->cda = (__u32)(addr_t) idaw; + ccw->flags = CCW_FLAG_IDA; + idaw = idal_create_words(idaw, rdc_buffer, rdc_buffer_size); + } else { + ccw->cda = (__u32)(addr_t) rdc_buffer; + ccw->flags = 0; + } + ccw->count = rdc_buffer_size; cqr->startdev = device; cqr->memdev = device; cqr->expires = 10*HZ; diff --git a/drivers/s390/block/dasd_eckd.c b/drivers/s390/block/dasd_eckd.c index 0be7c15f45c..417b97cd3f9 100644 --- a/drivers/s390/block/dasd_eckd.c +++ b/drivers/s390/block/dasd_eckd.c @@ -3216,6 +3216,7 @@ int dasd_eckd_restore_device(struct dasd_device *device) struct dasd_eckd_characteristics temp_rdc_data; int is_known, rc; struct dasd_uid temp_uid; + unsigned long flags; private = (struct dasd_eckd_private *) device->private; @@ -3228,7 +3229,8 @@ int dasd_eckd_restore_device(struct dasd_device *device) rc = dasd_eckd_generate_uid(device, &private->uid); dasd_get_uid(device->cdev, &temp_uid); if (memcmp(&private->uid, &temp_uid, sizeof(struct dasd_uid)) != 0) - dev_err(&device->cdev->dev, "The UID of the DASD has changed\n"); + dev_err(&device->cdev->dev, "The UID of the DASD has " + "changed\n"); if (rc) goto out_err; dasd_set_uid(device->cdev, &private->uid); @@ -3256,9 +3258,9 @@ int dasd_eckd_restore_device(struct dasd_device *device) "device: %s", rc, dev_name(&device->cdev->dev)); goto out_err; } - spin_lock(get_ccwdev_lock(device->cdev)); + spin_lock_irqsave(get_ccwdev_lock(device->cdev), flags); memcpy(&private->rdc_data, &temp_rdc_data, sizeof(temp_rdc_data)); - spin_unlock(get_ccwdev_lock(device->cdev)); + spin_unlock_irqrestore(get_ccwdev_lock(device->cdev), flags); /* add device to alias management */ dasd_alias_add_device(device); diff --git a/drivers/s390/char/sclp_async.c b/drivers/s390/char/sclp_async.c index daaec185ed3..b44462a6c6d 100644 --- a/drivers/s390/char/sclp_async.c +++ b/drivers/s390/char/sclp_async.c @@ -26,7 +26,6 @@ static struct sclp_async_sccb *sccb; static int sclp_async_send_wait(char *message); static struct ctl_table_header *callhome_sysctl_header; static DEFINE_SPINLOCK(sclp_async_lock); -static char nodename[64]; #define SCLP_NORMAL_WRITE 0x00 struct async_evbuf { @@ -52,9 +51,10 @@ static struct sclp_register sclp_async_register = { static int call_home_on_panic(struct notifier_block *self, unsigned long event, void *data) { - strncat(data, nodename, strlen(nodename)); - sclp_async_send_wait(data); - return NOTIFY_DONE; + strncat(data, init_utsname()->nodename, + sizeof(init_utsname()->nodename)); + sclp_async_send_wait(data); + return NOTIFY_DONE; } static struct notifier_block call_home_panic_nb = { @@ -62,21 +62,20 @@ static struct notifier_block call_home_panic_nb = { .priority = INT_MAX, }; -static int proc_handler_callhome(ctl_table *ctl, int write, struct file *filp, +static int proc_handler_callhome(struct ctl_table *ctl, int write, void __user *buffer, size_t *count, loff_t *ppos) { unsigned long val; int len, rc; - char buf[2]; + char buf[3]; - if (!*count | (*ppos && !write)) { + if (!*count || (*ppos && !write)) { *count = 0; return 0; } if (!write) { - len = sprintf(buf, "%d\n", callhome_enabled); - buf[len] = '\0'; + len = snprintf(buf, sizeof(buf), "%d\n", callhome_enabled); rc = copy_to_user(buffer, buf, sizeof(buf)); if (rc != 0) return -EFAULT; @@ -100,7 +99,7 @@ static struct ctl_table callhome_table[] = { { .procname = "callhome", .mode = 0644, - .proc_handler = &proc_handler_callhome, + .proc_handler = proc_handler_callhome, }, { .ctl_name = 0 } }; @@ -171,39 +170,29 @@ static int __init sclp_async_init(void) rc = sclp_register(&sclp_async_register); if (rc) return rc; - callhome_sysctl_header = register_sysctl_table(kern_dir_table); - if (!callhome_sysctl_header) { - rc = -ENOMEM; - goto out_sclp; - } - if (!(sclp_async_register.sclp_receive_mask & EVTYP_ASYNC_MASK)) { - rc = -EOPNOTSUPP; + rc = -EOPNOTSUPP; + if (!(sclp_async_register.sclp_receive_mask & EVTYP_ASYNC_MASK)) goto out_sclp; - } rc = -ENOMEM; + callhome_sysctl_header = register_sysctl_table(kern_dir_table); + if (!callhome_sysctl_header) + goto out_sclp; request = kzalloc(sizeof(struct sclp_req), GFP_KERNEL); - if (!request) - goto out_sys; sccb = (struct sclp_async_sccb *) get_zeroed_page(GFP_KERNEL | GFP_DMA); - if (!sccb) + if (!request || !sccb) goto out_mem; - rc = atomic_notifier_chain_register(&panic_notifier_list, - &call_home_panic_nb); - if (rc) - goto out_mem; - - strncpy(nodename, init_utsname()->nodename, 64); - return 0; - + rc = atomic_notifier_chain_register(&panic_notifier_list, + &call_home_panic_nb); + if (!rc) + goto out; out_mem: kfree(request); free_page((unsigned long) sccb); -out_sys: unregister_sysctl_table(callhome_sysctl_header); out_sclp: sclp_unregister(&sclp_async_register); +out: return rc; - } module_init(sclp_async_init); diff --git a/drivers/s390/char/sclp_vt220.c b/drivers/s390/char/sclp_vt220.c index 178724f2a4c..b9d2a007e93 100644 --- a/drivers/s390/char/sclp_vt220.c +++ b/drivers/s390/char/sclp_vt220.c @@ -705,21 +705,6 @@ out_driver: } __initcall(sclp_vt220_tty_init); -#ifdef CONFIG_SCLP_VT220_CONSOLE - -static void -sclp_vt220_con_write(struct console *con, const char *buf, unsigned int count) -{ - __sclp_vt220_write((const unsigned char *) buf, count, 1, 1, 0); -} - -static struct tty_driver * -sclp_vt220_con_device(struct console *c, int *index) -{ - *index = 0; - return sclp_vt220_driver; -} - static void __sclp_vt220_flush_buffer(void) { unsigned long flags; @@ -776,6 +761,21 @@ static void sclp_vt220_pm_event_fn(struct sclp_register *reg, } } +#ifdef CONFIG_SCLP_VT220_CONSOLE + +static void +sclp_vt220_con_write(struct console *con, const char *buf, unsigned int count) +{ + __sclp_vt220_write((const unsigned char *) buf, count, 1, 1, 0); +} + +static struct tty_driver * +sclp_vt220_con_device(struct console *c, int *index) +{ + *index = 0; + return sclp_vt220_driver; +} + static int sclp_vt220_notify(struct notifier_block *self, unsigned long event, void *data) diff --git a/drivers/s390/char/tape_block.c b/drivers/s390/char/tape_block.c index 64f57ef2763..0c0705b91c2 100644 --- a/drivers/s390/char/tape_block.c +++ b/drivers/s390/char/tape_block.c @@ -162,9 +162,10 @@ tapeblock_requeue(struct work_struct *work) { spin_lock_irq(&device->blk_data.request_queue_lock); while ( !blk_queue_plugged(queue) && - (req = blk_fetch_request(queue)) && + blk_peek_request(queue) && nr_queued < TAPEBLOCK_MIN_REQUEUE ) { + req = blk_fetch_request(queue); if (rq_data_dir(req) == WRITE) { DBF_EVENT(1, "TBLOCK: Rejecting write request\n"); spin_unlock_irq(&device->blk_data.request_queue_lock); diff --git a/drivers/s390/cio/device.c b/drivers/s390/cio/device.c index 2ee093ec86e..2490b741e16 100644 --- a/drivers/s390/cio/device.c +++ b/drivers/s390/cio/device.c @@ -1250,8 +1250,7 @@ static int io_subchannel_probe(struct subchannel *sch) unsigned long flags; struct ccw_dev_id dev_id; - cdev = sch_get_cdev(sch); - if (cdev) { + if (cio_is_console(sch->schid)) { rc = sysfs_create_group(&sch->dev.kobj, &io_subchannel_attr_group); if (rc) @@ -1260,13 +1259,13 @@ static int io_subchannel_probe(struct subchannel *sch) "0.%x.%04x (rc=%d)\n", sch->schid.ssid, sch->schid.sch_no, rc); /* - * This subchannel already has an associated ccw_device. + * The console subchannel already has an associated ccw_device. * Throw the delayed uevent for the subchannel, register - * the ccw_device and exit. This happens for all early - * devices, e.g. the console. + * the ccw_device and exit. */ dev_set_uevent_suppress(&sch->dev, 0); kobject_uevent(&sch->dev.kobj, KOBJ_ADD); + cdev = sch_get_cdev(sch); cdev->dev.groups = ccwdev_attr_groups; device_initialize(&cdev->dev); ccw_device_register(cdev); diff --git a/drivers/s390/net/smsgiucv.c b/drivers/s390/net/smsgiucv.c index 102000d1af6..3012355f830 100644 --- a/drivers/s390/net/smsgiucv.c +++ b/drivers/s390/net/smsgiucv.c @@ -158,7 +158,12 @@ static int smsg_pm_restore_thaw(struct device *dev) smsg_path->flags = 0; rc = iucv_path_connect(smsg_path, &smsg_handler, "*MSG ", NULL, NULL, NULL); - printk(KERN_ERR "iucv_path_connect returned with rc %i\n", rc); +#ifdef CONFIG_PM_DEBUG + if (rc) + printk(KERN_ERR + "iucv_path_connect returned with rc %i\n", rc); +#endif + cpcmd("SET SMSG IUCV", NULL, 0, NULL); } return 0; } diff --git a/drivers/s390/scsi/zfcp_aux.c b/drivers/s390/scsi/zfcp_aux.c index 0f79f3af4f5..2889e5f2dfd 100644 --- a/drivers/s390/scsi/zfcp_aux.c +++ b/drivers/s390/scsi/zfcp_aux.c @@ -128,12 +128,13 @@ out_ccwdev: static void __init zfcp_init_device_setup(char *devstr) { char *token; - char *str; + char *str, *str_saved; char busid[ZFCP_BUS_ID_SIZE]; u64 wwpn, lun; /* duplicate devstr and keep the original for sysfs presentation*/ - str = kmalloc(strlen(devstr) + 1, GFP_KERNEL); + str_saved = kmalloc(strlen(devstr) + 1, GFP_KERNEL); + str = str_saved; if (!str) return; @@ -152,12 +153,12 @@ static void __init zfcp_init_device_setup(char *devstr) if (!token || strict_strtoull(token, 0, (unsigned long long *) &lun)) goto err_out; - kfree(str); + kfree(str_saved); zfcp_init_device_configure(busid, wwpn, lun); return; - err_out: - kfree(str); +err_out: + kfree(str_saved); pr_err("%s is not a valid SCSI device\n", devstr); } diff --git a/drivers/s390/scsi/zfcp_erp.c b/drivers/s390/scsi/zfcp_erp.c index 73d366ba31e..f73e2180f33 100644 --- a/drivers/s390/scsi/zfcp_erp.c +++ b/drivers/s390/scsi/zfcp_erp.c @@ -858,10 +858,7 @@ static int zfcp_erp_port_strategy_open_common(struct zfcp_erp_action *act) if (fc_host_port_type(adapter->scsi_host) == FC_PORTTYPE_PTP) return zfcp_erp_open_ptp_port(act); if (!port->d_id) { - zfcp_port_get(port); - if (!queue_work(adapter->work_queue, - &port->gid_pn_work)) - zfcp_port_put(port); + zfcp_fc_trigger_did_lookup(port); return ZFCP_ERP_EXIT; } return zfcp_erp_port_strategy_open_port(act); @@ -869,12 +866,11 @@ static int zfcp_erp_port_strategy_open_common(struct zfcp_erp_action *act) case ZFCP_ERP_STEP_PORT_OPENING: /* D_ID might have changed during open */ if (p_status & ZFCP_STATUS_COMMON_OPEN) { - if (port->d_id) - return ZFCP_ERP_SUCCEEDED; - else { - act->step = ZFCP_ERP_STEP_PORT_CLOSING; - return ZFCP_ERP_CONTINUES; + if (!port->d_id) { + zfcp_fc_trigger_did_lookup(port); + return ZFCP_ERP_EXIT; } + return ZFCP_ERP_SUCCEEDED; } if (port->d_id && !(p_status & ZFCP_STATUS_COMMON_NOESC)) { port->d_id = 0; @@ -889,19 +885,21 @@ static int zfcp_erp_port_strategy_open_common(struct zfcp_erp_action *act) static int zfcp_erp_port_strategy(struct zfcp_erp_action *erp_action) { struct zfcp_port *port = erp_action->port; + int p_status = atomic_read(&port->status); - if (atomic_read(&port->status) & ZFCP_STATUS_COMMON_NOESC) + if ((p_status & ZFCP_STATUS_COMMON_NOESC) && + !(p_status & ZFCP_STATUS_COMMON_OPEN)) goto close_init_done; switch (erp_action->step) { case ZFCP_ERP_STEP_UNINITIALIZED: zfcp_erp_port_strategy_clearstati(port); - if (atomic_read(&port->status) & ZFCP_STATUS_COMMON_OPEN) + if (p_status & ZFCP_STATUS_COMMON_OPEN) return zfcp_erp_port_strategy_close(erp_action); break; case ZFCP_ERP_STEP_PORT_CLOSING: - if (atomic_read(&port->status) & ZFCP_STATUS_COMMON_OPEN) + if (p_status & ZFCP_STATUS_COMMON_OPEN) return ZFCP_ERP_FAILED; break; } diff --git a/drivers/s390/scsi/zfcp_ext.h b/drivers/s390/scsi/zfcp_ext.h index 629edec7040..b3f28deb450 100644 --- a/drivers/s390/scsi/zfcp_ext.h +++ b/drivers/s390/scsi/zfcp_ext.h @@ -96,6 +96,7 @@ extern int zfcp_fc_scan_ports(struct zfcp_adapter *); extern void _zfcp_fc_scan_ports_later(struct work_struct *); extern void zfcp_fc_incoming_els(struct zfcp_fsf_req *); extern void zfcp_fc_port_did_lookup(struct work_struct *); +extern void zfcp_fc_trigger_did_lookup(struct zfcp_port *); extern void zfcp_fc_plogi_evaluate(struct zfcp_port *, struct fsf_plogi *); extern void zfcp_fc_test_link(struct zfcp_port *); extern void zfcp_fc_link_test_work(struct work_struct *); diff --git a/drivers/s390/scsi/zfcp_fc.c b/drivers/s390/scsi/zfcp_fc.c index 722f22de875..df23bcead23 100644 --- a/drivers/s390/scsi/zfcp_fc.c +++ b/drivers/s390/scsi/zfcp_fc.c @@ -361,6 +361,17 @@ out: } /** + * zfcp_fc_trigger_did_lookup - trigger the d_id lookup using a GID_PN request + * @port: The zfcp_port to lookup the d_id for. + */ +void zfcp_fc_trigger_did_lookup(struct zfcp_port *port) +{ + zfcp_port_get(port); + if (!queue_work(port->adapter->work_queue, &port->gid_pn_work)) + zfcp_port_put(port); +} + +/** * zfcp_fc_plogi_evaluate - evaluate PLOGI playload * @port: zfcp_port structure * @plogi: plogi payload diff --git a/drivers/s390/scsi/zfcp_fsf.c b/drivers/s390/scsi/zfcp_fsf.c index 38a7e4a6b63..4e41baa0c14 100644 --- a/drivers/s390/scsi/zfcp_fsf.c +++ b/drivers/s390/scsi/zfcp_fsf.c @@ -1079,7 +1079,7 @@ static int zfcp_fsf_setup_ct_els(struct zfcp_fsf_req *req, /* common settings for ct/gs and els requests */ req->qtcb->bottom.support.service_class = FSF_CLASS_3; req->qtcb->bottom.support.timeout = 2 * R_A_TOV; - zfcp_fsf_start_timer(req, 2 * R_A_TOV + 10); + zfcp_fsf_start_timer(req, (2 * R_A_TOV + 10) * HZ); return 0; } @@ -1475,9 +1475,16 @@ static void zfcp_fsf_open_port_handler(struct zfcp_fsf_req *req) plogi = (struct fsf_plogi *) req->qtcb->bottom.support.els; if (req->qtcb->bottom.support.els1_length >= FSF_PLOGI_MIN_LEN) { - if (plogi->serv_param.wwpn != port->wwpn) + if (plogi->serv_param.wwpn != port->wwpn) { port->d_id = 0; - else { + dev_warn(&port->adapter->ccw_device->dev, + "A port opened with WWPN 0x%016Lx " + "returned data that identifies it as " + "WWPN 0x%016Lx\n", + (unsigned long long) port->wwpn, + (unsigned long long) + plogi->serv_param.wwpn); + } else { port->wwnn = plogi->serv_param.wwnn; zfcp_fc_plogi_evaluate(port, plogi); } diff --git a/drivers/s390/scsi/zfcp_sysfs.c b/drivers/s390/scsi/zfcp_sysfs.c index 079a8cf518a..d31000886ca 100644 --- a/drivers/s390/scsi/zfcp_sysfs.c +++ b/drivers/s390/scsi/zfcp_sysfs.c @@ -224,6 +224,7 @@ static ssize_t zfcp_sysfs_unit_add_store(struct device *dev, zfcp_erp_unit_reopen(unit, 0, "syuas_1", NULL); zfcp_erp_wait(unit->port->adapter); + flush_work(&unit->scsi_work); zfcp_unit_put(unit); out: mutex_unlock(&zfcp_data.config_mutex); diff --git a/drivers/scsi/dpt_i2o.c b/drivers/scsi/dpt_i2o.c index b6af63ca980..496764349c4 100644 --- a/drivers/scsi/dpt_i2o.c +++ b/drivers/scsi/dpt_i2o.c @@ -1918,6 +1918,10 @@ static int adpt_i2o_passthru(adpt_hba* pHba, u32 __user *arg) } size = size>>16; size *= 4; + if (size > MAX_MESSAGE_SIZE) { + rcode = -EINVAL; + goto cleanup; + } /* Copy in the user's I2O command */ if (copy_from_user (msg, user_msg, size)) { rcode = -EFAULT; diff --git a/drivers/scsi/scsi_scan.c b/drivers/scsi/scsi_scan.c index c4478380140..0547a7f44d4 100644 --- a/drivers/scsi/scsi_scan.c +++ b/drivers/scsi/scsi_scan.c @@ -317,6 +317,7 @@ static struct scsi_device *scsi_alloc_sdev(struct scsi_target *starget, out_device_destroy: scsi_device_set_state(sdev, SDEV_DEL); transport_destroy_device(&sdev->sdev_gendev); + put_device(&sdev->sdev_dev); put_device(&sdev->sdev_gendev); out: if (display_failure_msg) @@ -957,6 +958,7 @@ static inline void scsi_destroy_sdev(struct scsi_device *sdev) if (sdev->host->hostt->slave_destroy) sdev->host->hostt->slave_destroy(sdev); transport_destroy_device(&sdev->sdev_gendev); + put_device(&sdev->sdev_dev); put_device(&sdev->sdev_gendev); } diff --git a/drivers/scsi/scsi_sysfs.c b/drivers/scsi/scsi_sysfs.c index fde54537d71..5c7eb63a19d 100644 --- a/drivers/scsi/scsi_sysfs.c +++ b/drivers/scsi/scsi_sysfs.c @@ -864,10 +864,6 @@ int scsi_sysfs_add_sdev(struct scsi_device *sdev) goto clean_device; } - /* take a reference for the sdev_dev; this is - * released by the sdev_class .release */ - get_device(&sdev->sdev_gendev); - /* create queue files, which may be writable, depending on the host */ if (sdev->host->hostt->change_queue_depth) error = device_create_file(&sdev->sdev_gendev, &sdev_attr_queue_depth_rw); @@ -917,6 +913,7 @@ int scsi_sysfs_add_sdev(struct scsi_device *sdev) device_del(&sdev->sdev_gendev); transport_destroy_device(&sdev->sdev_gendev); + put_device(&sdev->sdev_dev); put_device(&sdev->sdev_gendev); return error; @@ -1065,7 +1062,7 @@ void scsi_sysfs_device_initialize(struct scsi_device *sdev) sdev->host->host_no, sdev->channel, sdev->id, sdev->lun); device_initialize(&sdev->sdev_dev); - sdev->sdev_dev.parent = &sdev->sdev_gendev; + sdev->sdev_dev.parent = get_device(&sdev->sdev_gendev); sdev->sdev_dev.class = &sdev_class; dev_set_name(&sdev->sdev_dev, "%d:%d:%d:%d", sdev->host->host_no, sdev->channel, sdev->id, sdev->lun); diff --git a/drivers/serial/8250_pci.c b/drivers/serial/8250_pci.c index e7108e75653..42e8550cd2b 100644 --- a/drivers/serial/8250_pci.c +++ b/drivers/serial/8250_pci.c @@ -1561,11 +1561,16 @@ enum pci_board_num_t { pbn_exar_XR17C152, pbn_exar_XR17C154, pbn_exar_XR17C158, + pbn_exar_ibm_saturn, pbn_pasemi_1682M, pbn_ni8430_2, pbn_ni8430_4, pbn_ni8430_8, pbn_ni8430_16, + pbn_ADDIDATA_PCIe_1_3906250, + pbn_ADDIDATA_PCIe_2_3906250, + pbn_ADDIDATA_PCIe_4_3906250, + pbn_ADDIDATA_PCIe_8_3906250, }; /* @@ -2146,6 +2151,13 @@ static struct pciserial_board pci_boards[] __devinitdata = { .base_baud = 921600, .uart_offset = 0x200, }, + [pbn_exar_ibm_saturn] = { + .flags = FL_BASE0, + .num_ports = 1, + .base_baud = 921600, + .uart_offset = 0x200, + }, + /* * PA Semi PWRficient PA6T-1682M on-chip UART */ @@ -2185,6 +2197,37 @@ static struct pciserial_board pci_boards[] __devinitdata = { .uart_offset = 0x10, .first_offset = 0x800, }, + /* + * ADDI-DATA GmbH PCI-Express communication cards <info@addi-data.com> + */ + [pbn_ADDIDATA_PCIe_1_3906250] = { + .flags = FL_BASE0, + .num_ports = 1, + .base_baud = 3906250, + .uart_offset = 0x200, + .first_offset = 0x1000, + }, + [pbn_ADDIDATA_PCIe_2_3906250] = { + .flags = FL_BASE0, + .num_ports = 2, + .base_baud = 3906250, + .uart_offset = 0x200, + .first_offset = 0x1000, + }, + [pbn_ADDIDATA_PCIe_4_3906250] = { + .flags = FL_BASE0, + .num_ports = 4, + .base_baud = 3906250, + .uart_offset = 0x200, + .first_offset = 0x1000, + }, + [pbn_ADDIDATA_PCIe_8_3906250] = { + .flags = FL_BASE0, + .num_ports = 8, + .base_baud = 3906250, + .uart_offset = 0x200, + .first_offset = 0x1000, + }, }; static const struct pci_device_id softmodem_blacklist[] = { @@ -2649,6 +2692,9 @@ static struct pci_device_id serial_pci_tbl[] = { PCI_SUBVENDOR_ID_CONNECT_TECH, PCI_SUBDEVICE_ID_CONNECT_TECH_PCI_UART_8_485, 0, 0, pbn_b0_8_1843200_200 }, + { PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17C152, + PCI_VENDOR_ID_IBM, PCI_SUBDEVICE_ID_IBM_SATURN_SERIAL_ONE_PORT, + 0, 0, pbn_exar_ibm_saturn }, { PCI_VENDOR_ID_SEALEVEL, PCI_DEVICE_ID_SEALEVEL_U530, PCI_ANY_ID, PCI_ANY_ID, 0, 0, @@ -3556,6 +3602,38 @@ static struct pci_device_id serial_pci_tbl[] = { 0, pbn_b0_8_115200 }, + { PCI_VENDOR_ID_ADDIDATA, + PCI_DEVICE_ID_ADDIDATA_APCIe7500, + PCI_ANY_ID, + PCI_ANY_ID, + 0, + 0, + pbn_ADDIDATA_PCIe_4_3906250 }, + + { PCI_VENDOR_ID_ADDIDATA, + PCI_DEVICE_ID_ADDIDATA_APCIe7420, + PCI_ANY_ID, + PCI_ANY_ID, + 0, + 0, + pbn_ADDIDATA_PCIe_2_3906250 }, + + { PCI_VENDOR_ID_ADDIDATA, + PCI_DEVICE_ID_ADDIDATA_APCIe7300, + PCI_ANY_ID, + PCI_ANY_ID, + 0, + 0, + pbn_ADDIDATA_PCIe_1_3906250 }, + + { PCI_VENDOR_ID_ADDIDATA, + PCI_DEVICE_ID_ADDIDATA_APCIe7800, + PCI_ANY_ID, + PCI_ANY_ID, + 0, + 0, + pbn_ADDIDATA_PCIe_8_3906250 }, + { PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9835, PCI_VENDOR_ID_IBM, 0x0299, 0, 0, pbn_b0_bt_2_115200 }, diff --git a/drivers/serial/atmel_serial.c b/drivers/serial/atmel_serial.c index 3551c5cb709..9d948bccafa 100644 --- a/drivers/serial/atmel_serial.c +++ b/drivers/serial/atmel_serial.c @@ -1531,7 +1531,7 @@ static int __devinit atmel_serial_probe(struct platform_device *pdev) void *data; int ret; - BUILD_BUG_ON(!is_power_of_2(ATMEL_SERIAL_RINGSIZE)); + BUILD_BUG_ON(ATMEL_SERIAL_RINGSIZE & (ATMEL_SERIAL_RINGSIZE - 1)); port = &atmel_ports[pdev->id]; port->backup_imr = 0; diff --git a/drivers/serial/mpc52xx_uart.c b/drivers/serial/mpc52xx_uart.c index d7bcd074d38..7ce9e9f567a 100644 --- a/drivers/serial/mpc52xx_uart.c +++ b/drivers/serial/mpc52xx_uart.c @@ -705,7 +705,7 @@ mpc52xx_uart_verify_port(struct uart_port *port, struct serial_struct *ser) return -EINVAL; if ((ser->irq != port->irq) || - (ser->io_type != SERIAL_IO_MEM) || + (ser->io_type != UPIO_MEM) || (ser->baud_base != port->uartclk) || (ser->iomem_base != (void *)port->mapbase) || (ser->hub6 != 0)) diff --git a/drivers/staging/Kconfig b/drivers/staging/Kconfig index 7df3ba4f1f4..d21b3469f6d 100644 --- a/drivers/staging/Kconfig +++ b/drivers/staging/Kconfig @@ -93,8 +93,6 @@ source "drivers/staging/dst/Kconfig" source "drivers/staging/pohmelfs/Kconfig" -source "drivers/staging/stlc45xx/Kconfig" - source "drivers/staging/b3dfg/Kconfig" source "drivers/staging/phison/Kconfig" diff --git a/drivers/staging/Makefile b/drivers/staging/Makefile index 74757117226..8cbf1aebea2 100644 --- a/drivers/staging/Makefile +++ b/drivers/staging/Makefile @@ -29,7 +29,6 @@ obj-$(CONFIG_ANDROID) += android/ obj-$(CONFIG_ANDROID) += dream/ obj-$(CONFIG_DST) += dst/ obj-$(CONFIG_POHMELFS) += pohmelfs/ -obj-$(CONFIG_STLC45XX) += stlc45xx/ obj-$(CONFIG_B3DFG) += b3dfg/ obj-$(CONFIG_IDE_PHISON) += phison/ obj-$(CONFIG_PLAN9AUTH) += p9auth/ diff --git a/drivers/staging/android/Kconfig b/drivers/staging/android/Kconfig index 24719499237..eb675635ae6 100644 --- a/drivers/staging/android/Kconfig +++ b/drivers/staging/android/Kconfig @@ -2,6 +2,7 @@ menu "Android" config ANDROID bool "Android Drivers" + depends on BROKEN default N ---help--- Enable support for various drivers needed on the Android platform diff --git a/drivers/staging/b3dfg/b3dfg.c b/drivers/staging/b3dfg/b3dfg.c index 94c5d27d24d..cda26bb493b 100644 --- a/drivers/staging/b3dfg/b3dfg.c +++ b/drivers/staging/b3dfg/b3dfg.c @@ -36,6 +36,7 @@ #include <linux/wait.h> #include <linux/mm.h> #include <linux/uaccess.h> +#include <linux/sched.h> static unsigned int b3dfg_nbuf = 2; diff --git a/drivers/staging/comedi/drivers/me_daq.c b/drivers/staging/comedi/drivers/me_daq.c index 2cda7ad1d32..80e192d2e77 100644 --- a/drivers/staging/comedi/drivers/me_daq.c +++ b/drivers/staging/comedi/drivers/me_daq.c @@ -51,6 +51,7 @@ from http://www.comedi.org */ #include <linux/interrupt.h> +#include <linux/sched.h> #include "../comedidev.h" #include "comedi_pci.h" diff --git a/drivers/staging/comedi/drivers/ni_mio_common.c b/drivers/staging/comedi/drivers/ni_mio_common.c index e3ffb067ead..753ee051234 100644 --- a/drivers/staging/comedi/drivers/ni_mio_common.c +++ b/drivers/staging/comedi/drivers/ni_mio_common.c @@ -62,6 +62,7 @@ /* #define DEBUG_STATUS_B */ #include <linux/interrupt.h> +#include <linux/sched.h> #include "8255.h" #include "mite.h" #include "comedi_fc.h" diff --git a/drivers/staging/comedi/drivers/ni_pcidio.c b/drivers/staging/comedi/drivers/ni_pcidio.c index 52b2eca9e73..d544698f241 100644 --- a/drivers/staging/comedi/drivers/ni_pcidio.c +++ b/drivers/staging/comedi/drivers/ni_pcidio.c @@ -70,6 +70,7 @@ comedi_nonfree_firmware tarball available from http://www.comedi.org /* #define DEBUG_FLAGS */ #include <linux/interrupt.h> +#include <linux/sched.h> #include "../comedidev.h" #include "mite.h" diff --git a/drivers/staging/et131x/et1310_address_map.h b/drivers/staging/et131x/et1310_address_map.h index 6294d3814e7..2c3d65a622a 100644 --- a/drivers/staging/et131x/et1310_address_map.h +++ b/drivers/staging/et131x/et1310_address_map.h @@ -223,7 +223,7 @@ typedef union _TXDMA_PR_NUM_DES_t { extern inline void add_10bit(u32 *v, int n) { - *v = INDEX10(*v + n); + *v = INDEX10(*v + n) | (*v & ET_DMA10_WRAP); } /* diff --git a/drivers/staging/et131x/et1310_rx.c b/drivers/staging/et131x/et1310_rx.c index 8f2e91fa0a8..10e21db57ac 100644 --- a/drivers/staging/et131x/et1310_rx.c +++ b/drivers/staging/et131x/et1310_rx.c @@ -1177,12 +1177,20 @@ void et131x_handle_recv_interrupt(struct et131x_adapter *etdev) static inline u32 bump_fbr(u32 *fbr, u32 limit) { - u32 v = *fbr; - add_10bit(&v, 1); - if (v > limit) - v = (*fbr & ~ET_DMA10_MASK) ^ ET_DMA10_WRAP; - *fbr = v; - return v; + u32 v = *fbr; + v++; + /* This works for all cases where limit < 1024. The 1023 case + works because 1023++ is 1024 which means the if condition is not + taken but the carry of the bit into the wrap bit toggles the wrap + value correctly */ + if ((v & ET_DMA10_MASK) > limit) { + v &= ~ET_DMA10_MASK; + v ^= ET_DMA10_WRAP; + } + /* For the 1023 case */ + v &= (ET_DMA10_MASK|ET_DMA10_WRAP); + *fbr = v; + return v; } /** diff --git a/drivers/staging/hv/ChannelMgmt.h b/drivers/staging/hv/ChannelMgmt.h index a839d8fe6ce..fa973d86b62 100644 --- a/drivers/staging/hv/ChannelMgmt.h +++ b/drivers/staging/hv/ChannelMgmt.h @@ -26,6 +26,7 @@ #define _CHANNEL_MGMT_H_ #include <linux/list.h> +#include <linux/timer.h> #include "RingBuffer.h" #include "VmbusChannelInterface.h" #include "VmbusPacketFormat.h" @@ -54,7 +55,7 @@ enum vmbus_channel_message_type { ChannelMessageViewRangeRemove = 18, #endif ChannelMessageCount -} __attribute__((packed)); +}; struct vmbus_channel_message_header { enum vmbus_channel_message_type MessageType; diff --git a/drivers/staging/hv/NetVsc.c b/drivers/staging/hv/NetVsc.c index 1610b845198..d384c0ddf06 100644 --- a/drivers/staging/hv/NetVsc.c +++ b/drivers/staging/hv/NetVsc.c @@ -1052,7 +1052,7 @@ static void NetVscOnReceive(struct hv_device *Device, */ spin_lock_irqsave(&netDevice->receive_packet_list_lock, flags); while (!list_empty(&netDevice->ReceivePacketList)) { - list_move_tail(&netDevice->ReceivePacketList, &listHead); + list_move_tail(netDevice->ReceivePacketList.next, &listHead); if (++count == vmxferpagePacket->RangeCount + 1) break; } @@ -1071,7 +1071,7 @@ static void NetVscOnReceive(struct hv_device *Device, /* Return it to the freelist */ spin_lock_irqsave(&netDevice->receive_packet_list_lock, flags); for (i = count; i != 0; i--) { - list_move_tail(&listHead, + list_move_tail(listHead.next, &netDevice->ReceivePacketList); } spin_unlock_irqrestore(&netDevice->receive_packet_list_lock, @@ -1085,8 +1085,7 @@ static void NetVscOnReceive(struct hv_device *Device, } /* Remove the 1st packet to represent the xfer page packet itself */ - xferpagePacket = list_entry(&listHead, struct xferpage_packet, - ListEntry); + xferpagePacket = (struct xferpage_packet*)listHead.next; list_del(&xferpagePacket->ListEntry); /* This is how much we can satisfy */ @@ -1102,8 +1101,7 @@ static void NetVscOnReceive(struct hv_device *Device, /* Each range represents 1 RNDIS pkt that contains 1 ethernet frame */ for (i = 0; i < (count - 1); i++) { - netvscPacket = list_entry(&listHead, struct hv_netvsc_packet, - ListEntry); + netvscPacket = (struct hv_netvsc_packet*)listHead.next; list_del(&netvscPacket->ListEntry); /* Initialize the netvsc packet */ diff --git a/drivers/staging/hv/TODO b/drivers/staging/hv/TODO index 4d390b23774..dbfbde937a6 100644 --- a/drivers/staging/hv/TODO +++ b/drivers/staging/hv/TODO @@ -1,11 +1,17 @@ TODO: - fix remaining checkpatch warnings and errors + - use of /** when it is not a kerneldoc header - remove RingBuffer.c to us in-kernel ringbuffer functions instead. - audit the vmbus to verify it is working properly with the driver model + - convert vmbus driver interface function pointer tables + to constant, a.k.a vmbus_ops - see if the vmbus can be merged with the other virtual busses in the kernel - audit the network driver + - use existing net_device_stats struct in network device + - checking for carrier inside open is wrong, network device API + confusion?? - audit the block driver - audit the scsi driver diff --git a/drivers/staging/hv/osd.c b/drivers/staging/hv/osd.c index 8fe543bd991..3a4793a0fd0 100644 --- a/drivers/staging/hv/osd.c +++ b/drivers/staging/hv/osd.c @@ -30,6 +30,7 @@ #include <linux/ioport.h> #include <linux/irq.h> #include <linux/interrupt.h> +#include <linux/sched.h> #include <linux/wait.h> #include <linux/spinlock.h> #include <linux/workqueue.h> diff --git a/drivers/staging/hv/osd.h b/drivers/staging/hv/osd.h index 9504604c72b..ce064e8ea64 100644 --- a/drivers/staging/hv/osd.h +++ b/drivers/staging/hv/osd.h @@ -25,6 +25,7 @@ #ifndef _OSD_H_ #define _OSD_H_ +#include <linux/workqueue.h> /* Defines */ #define ALIGN_UP(value, align) (((value) & (align-1)) ? \ diff --git a/drivers/staging/hv/vmbus_drv.c b/drivers/staging/hv/vmbus_drv.c index 582318f1022..894eecfc63c 100644 --- a/drivers/staging/hv/vmbus_drv.c +++ b/drivers/staging/hv/vmbus_drv.c @@ -507,12 +507,12 @@ static struct hv_device *vmbus_child_device_create(struct hv_guid *type, child_device_obj = &child_device_ctx->device_obj; child_device_obj->context = context; - memcpy(&child_device_obj->deviceType, &type, sizeof(struct hv_guid)); - memcpy(&child_device_obj->deviceInstance, &instance, + memcpy(&child_device_obj->deviceType, type, sizeof(struct hv_guid)); + memcpy(&child_device_obj->deviceInstance, instance, sizeof(struct hv_guid)); - memcpy(&child_device_ctx->class_id, &type, sizeof(struct hv_guid)); - memcpy(&child_device_ctx->device_id, &instance, sizeof(struct hv_guid)); + memcpy(&child_device_ctx->class_id, type, sizeof(struct hv_guid)); + memcpy(&child_device_ctx->device_id, instance, sizeof(struct hv_guid)); DPRINT_EXIT(VMBUS_DRV); @@ -537,18 +537,7 @@ static int vmbus_child_device_register(struct hv_device *root_device_obj, DPRINT_DBG(VMBUS_DRV, "child device (%p) registering", child_device_ctx); - /* Make sure we are not registered already */ - if (strlen(dev_name(&child_device_ctx->device)) != 0) { - DPRINT_ERR(VMBUS_DRV, - "child device (%p) already registered - busid %s", - child_device_ctx, - dev_name(&child_device_ctx->device)); - - ret = -1; - goto Cleanup; - } - - /* Set the device bus id. Otherwise, device_register()will fail. */ + /* Set the device name. Otherwise, device_register() will fail. */ dev_set_name(&child_device_ctx->device, "vmbus_0_%d", atomic_inc_return(&device_num)); @@ -573,7 +562,6 @@ static int vmbus_child_device_register(struct hv_device *root_device_obj, DPRINT_INFO(VMBUS_DRV, "child device (%p) registered", &child_device_ctx->device); -Cleanup: DPRINT_EXIT(VMBUS_DRV); return ret; @@ -623,8 +611,6 @@ static void vmbus_child_device_destroy(struct hv_device *device_obj) static int vmbus_uevent(struct device *device, struct kobj_uevent_env *env) { struct device_context *device_ctx = device_to_device_context(device); - int i = 0; - int len = 0; int ret; DPRINT_ENTER(VMBUS_DRV); @@ -644,8 +630,6 @@ static int vmbus_uevent(struct device *device, struct kobj_uevent_env *env) device_ctx->class_id.data[14], device_ctx->class_id.data[15]); - env->envp_idx = i; - env->buflen = len; ret = add_uevent_var(env, "VMBUS_DEVICE_CLASS_GUID={" "%02x%02x%02x%02x-%02x%02x-%02x%02x-" "%02x%02x%02x%02x%02x%02x%02x%02x}", @@ -691,8 +675,6 @@ static int vmbus_uevent(struct device *device, struct kobj_uevent_env *env) if (ret) return ret; - env->envp[env->envp_idx] = NULL; - DPRINT_EXIT(VMBUS_DRV); return 0; diff --git a/drivers/staging/iio/industrialio-core.c b/drivers/staging/iio/industrialio-core.c index 1fa18f25581..768f44894d0 100644 --- a/drivers/staging/iio/industrialio-core.c +++ b/drivers/staging/iio/industrialio-core.c @@ -18,6 +18,8 @@ #include <linux/fs.h> #include <linux/interrupt.h> #include <linux/poll.h> +#include <linux/sched.h> +#include <linux/wait.h> #include <linux/cdev.h> #include "iio.h" #include "trigger_consumer.h" diff --git a/drivers/staging/otus/Kconfig b/drivers/staging/otus/Kconfig index d549d08fd49..f6cc2625e34 100644 --- a/drivers/staging/otus/Kconfig +++ b/drivers/staging/otus/Kconfig @@ -1,6 +1,6 @@ config OTUS tristate "Atheros OTUS 802.11n USB wireless support" - depends on USB && WLAN_80211 && MAC80211 + depends on USB && WLAN && MAC80211 default N ---help--- Enable support for Atheros 802.11n USB hardware: diff --git a/drivers/staging/panel/panel.c b/drivers/staging/panel/panel.c index dd7d3fde969..4ce399b6d23 100644 --- a/drivers/staging/panel/panel.c +++ b/drivers/staging/panel/panel.c @@ -2071,11 +2071,15 @@ static void panel_detach(struct parport *port) return; } - if (keypad_enabled && keypad_initialized) + if (keypad_enabled && keypad_initialized) { misc_deregister(&keypad_dev); + keypad_initialized = 0; + } - if (lcd_enabled && lcd_initialized) + if (lcd_enabled && lcd_initialized) { misc_deregister(&lcd_dev); + lcd_initialized = 0; + } parport_release(pprt); parport_unregister_device(pprt); @@ -2211,13 +2215,16 @@ static void __exit panel_cleanup_module(void) del_timer(&scan_timer); if (pprt != NULL) { - if (keypad_enabled) + if (keypad_enabled) { misc_deregister(&keypad_dev); + keypad_initialized = 0; + } if (lcd_enabled) { panel_lcd_print("\x0cLCD driver " PANEL_VERSION "\nunloaded.\x1b[Lc\x1b[Lb\x1b[L-"); misc_deregister(&lcd_dev); + lcd_initialized = 0; } /* TODO: free all input signals */ diff --git a/drivers/staging/poch/poch.c b/drivers/staging/poch/poch.c index 0d111ddfabb..2eb8e3d43c4 100644 --- a/drivers/staging/poch/poch.c +++ b/drivers/staging/poch/poch.c @@ -20,6 +20,7 @@ #include <linux/init.h> #include <linux/ioctl.h> #include <linux/io.h> +#include <linux/sched.h> #include "poch.h" diff --git a/drivers/staging/rt2860/Kconfig b/drivers/staging/rt2860/Kconfig index 7f44e5e7246..efe38e25c5e 100644 --- a/drivers/staging/rt2860/Kconfig +++ b/drivers/staging/rt2860/Kconfig @@ -1,5 +1,5 @@ config RT2860 tristate "Ralink 2860 wireless support" - depends on PCI && X86 && WLAN_80211 + depends on PCI && X86 && WLAN ---help--- This is an experimental driver for the Ralink 2860 wireless chip. diff --git a/drivers/staging/rt2860/common/cmm_data_2860.c b/drivers/staging/rt2860/common/cmm_data_2860.c index fb1735533b7..857ff450b6c 100644 --- a/drivers/staging/rt2860/common/cmm_data_2860.c +++ b/drivers/staging/rt2860/common/cmm_data_2860.c @@ -363,6 +363,8 @@ int RtmpPCIMgmtKickOut( ULONG SwIdx = pAd->MgmtRing.TxCpuIdx; pTxD = (PTXD_STRUC) pAd->MgmtRing.Cell[SwIdx].AllocVa; + if (!pTxD) + return 0; pAd->MgmtRing.Cell[SwIdx].pNdisPacket = pPacket; pAd->MgmtRing.Cell[SwIdx].pNextNdisPacket = NULL; diff --git a/drivers/staging/rt2860/common/cmm_info.c b/drivers/staging/rt2860/common/cmm_info.c index 9d589c240ed..019cc4474ce 100644 --- a/drivers/staging/rt2860/common/cmm_info.c +++ b/drivers/staging/rt2860/common/cmm_info.c @@ -25,6 +25,7 @@ ************************************************************************* */ +#include <linux/sched.h> #include "../rt_config.h" INT Show_SSID_Proc( diff --git a/drivers/staging/rt2860/rt_linux.c b/drivers/staging/rt2860/rt_linux.c index b396a9b570e..ed27b8545a1 100644 --- a/drivers/staging/rt2860/rt_linux.c +++ b/drivers/staging/rt2860/rt_linux.c @@ -25,6 +25,7 @@ ************************************************************************* */ +#include <linux/sched.h> #include "rt_config.h" ULONG RTDebugLevel = RT_DEBUG_ERROR; diff --git a/drivers/staging/rt2870/Kconfig b/drivers/staging/rt2870/Kconfig index 76841f6dea9..aea5c822181 100644 --- a/drivers/staging/rt2870/Kconfig +++ b/drivers/staging/rt2870/Kconfig @@ -1,5 +1,5 @@ config RT2870 tristate "Ralink 2870/3070 wireless support" - depends on USB && X86 && WLAN_80211 + depends on USB && X86 && WLAN ---help--- This is an experimental driver for the Ralink xx70 wireless chips. diff --git a/drivers/staging/rt3090/Kconfig b/drivers/staging/rt3090/Kconfig index 255e8eaa483..2b3f745d72b 100644 --- a/drivers/staging/rt3090/Kconfig +++ b/drivers/staging/rt3090/Kconfig @@ -1,5 +1,5 @@ config RT3090 tristate "Ralink 3090 wireless support" - depends on PCI && X86 && WLAN_80211 + depends on PCI && X86 && WLAN ---help--- This is an experimental driver for the Ralink 3090 wireless chip. diff --git a/drivers/staging/rt3090/common/cmm_info.c b/drivers/staging/rt3090/common/cmm_info.c index 5be0714666c..3e51e98b474 100644 --- a/drivers/staging/rt3090/common/cmm_info.c +++ b/drivers/staging/rt3090/common/cmm_info.c @@ -34,6 +34,7 @@ --------- ---------- ---------------------------------------------- */ +#include <linux/sched.h> #include "../rt_config.h" diff --git a/drivers/staging/rt3090/rt_linux.c b/drivers/staging/rt3090/rt_linux.c index d2241ecdf58..9b94aa6eb90 100644 --- a/drivers/staging/rt3090/rt_linux.c +++ b/drivers/staging/rt3090/rt_linux.c @@ -25,6 +25,7 @@ ************************************************************************* */ +#include <linux/sched.h> #include "rt_config.h" ULONG RTDebugLevel = RT_DEBUG_ERROR; diff --git a/drivers/staging/rtl8187se/Kconfig b/drivers/staging/rtl8187se/Kconfig index 236e4272544..203c79b8180 100644 --- a/drivers/staging/rtl8187se/Kconfig +++ b/drivers/staging/rtl8187se/Kconfig @@ -1,6 +1,6 @@ config RTL8187SE tristate "RealTek RTL8187SE Wireless LAN NIC driver" - depends on PCI + depends on PCI && WLAN depends on WIRELESS_EXT default N ---help--- diff --git a/drivers/staging/rtl8187se/ieee80211/ieee80211_crypt.c b/drivers/staging/rtl8187se/ieee80211/ieee80211_crypt.c index 013c3e19ae2..4c5d63fd583 100644 --- a/drivers/staging/rtl8187se/ieee80211/ieee80211_crypt.c +++ b/drivers/staging/rtl8187se/ieee80211/ieee80211_crypt.c @@ -53,10 +53,8 @@ void ieee80211_crypt_deinit_entries(struct ieee80211_device *ieee, list_del(ptr); - if (entry->ops) { + if (entry->ops) entry->ops->deinit(entry->priv); - module_put(entry->ops->owner); - } kfree(entry); } } diff --git a/drivers/staging/rtl8187se/ieee80211/ieee80211_module.c b/drivers/staging/rtl8187se/ieee80211/ieee80211_module.c index 6fbe4890cb6..18392fce487 100644 --- a/drivers/staging/rtl8187se/ieee80211/ieee80211_module.c +++ b/drivers/staging/rtl8187se/ieee80211/ieee80211_module.c @@ -189,10 +189,8 @@ void free_ieee80211(struct net_device *dev) for (i = 0; i < WEP_KEYS; i++) { struct ieee80211_crypt_data *crypt = ieee->crypt[i]; if (crypt) { - if (crypt->ops) { + if (crypt->ops) crypt->ops->deinit(crypt->priv); - module_put(crypt->ops->owner); - } kfree(crypt); ieee->crypt[i] = NULL; } diff --git a/drivers/staging/rtl8187se/ieee80211/ieee80211_softmac.c b/drivers/staging/rtl8187se/ieee80211/ieee80211_softmac.c index 59b2ab48cdc..334e4c7ec61 100644 --- a/drivers/staging/rtl8187se/ieee80211/ieee80211_softmac.c +++ b/drivers/staging/rtl8187se/ieee80211/ieee80211_softmac.c @@ -2839,16 +2839,12 @@ static int ieee80211_wpa_set_encryption(struct ieee80211_device *ieee, goto skip_host_crypt; ops = ieee80211_get_crypto_ops(param->u.crypt.alg); - if (ops == NULL && strcmp(param->u.crypt.alg, "WEP") == 0) { - request_module("ieee80211_crypt_wep"); + if (ops == NULL && strcmp(param->u.crypt.alg, "WEP") == 0) ops = ieee80211_get_crypto_ops(param->u.crypt.alg); - } else if (ops == NULL && strcmp(param->u.crypt.alg, "TKIP") == 0) { - request_module("ieee80211_crypt_tkip"); + else if (ops == NULL && strcmp(param->u.crypt.alg, "TKIP") == 0) ops = ieee80211_get_crypto_ops(param->u.crypt.alg); - } else if (ops == NULL && strcmp(param->u.crypt.alg, "CCMP") == 0) { - request_module("ieee80211_crypt_ccmp"); + else if (ops == NULL && strcmp(param->u.crypt.alg, "CCMP") == 0) ops = ieee80211_get_crypto_ops(param->u.crypt.alg); - } if (ops == NULL) { printk("unknown crypto alg '%s'\n", param->u.crypt.alg); param->u.crypt.err = IEEE_CRYPT_ERR_UNKNOWN_ALG; @@ -2869,7 +2865,7 @@ static int ieee80211_wpa_set_encryption(struct ieee80211_device *ieee, } memset(new_crypt, 0, sizeof(struct ieee80211_crypt_data)); new_crypt->ops = ops; - if (new_crypt->ops && try_module_get(new_crypt->ops->owner)) + if (new_crypt->ops) new_crypt->priv = new_crypt->ops->init(param->u.crypt.idx); diff --git a/drivers/staging/rtl8187se/ieee80211/ieee80211_wx.c b/drivers/staging/rtl8187se/ieee80211/ieee80211_wx.c index 8d8bdd0a130..a08b97a0951 100644 --- a/drivers/staging/rtl8187se/ieee80211/ieee80211_wx.c +++ b/drivers/staging/rtl8187se/ieee80211/ieee80211_wx.c @@ -331,12 +331,10 @@ int ieee80211_wx_set_encode(struct ieee80211_device *ieee, return -ENOMEM; memset(new_crypt, 0, sizeof(struct ieee80211_crypt_data)); new_crypt->ops = ieee80211_get_crypto_ops("WEP"); - if (!new_crypt->ops) { - request_module("ieee80211_crypt_wep"); + if (!new_crypt->ops) new_crypt->ops = ieee80211_get_crypto_ops("WEP"); - } - if (new_crypt->ops && try_module_get(new_crypt->ops->owner)) + if (new_crypt->ops) new_crypt->priv = new_crypt->ops->init(key); if (!new_crypt->ops || !new_crypt->priv) { @@ -483,7 +481,7 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee, struct iw_encode_ext *ext = (struct iw_encode_ext *)extra; int i, idx, ret = 0; int group_key = 0; - const char *alg, *module; + const char *alg; struct ieee80211_crypto_ops *ops; struct ieee80211_crypt_data **crypt; @@ -539,15 +537,12 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee, switch (ext->alg) { case IW_ENCODE_ALG_WEP: alg = "WEP"; - module = "ieee80211_crypt_wep"; break; case IW_ENCODE_ALG_TKIP: alg = "TKIP"; - module = "ieee80211_crypt_tkip"; break; case IW_ENCODE_ALG_CCMP: alg = "CCMP"; - module = "ieee80211_crypt_ccmp"; break; default: IEEE80211_DEBUG_WX("%s: unknown crypto alg %d\n", @@ -558,10 +553,8 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee, // printk("8-09-08-9=====>%s, alg name:%s\n",__func__, alg); ops = ieee80211_get_crypto_ops(alg); - if (ops == NULL) { - request_module(module); + if (ops == NULL) ops = ieee80211_get_crypto_ops(alg); - } if (ops == NULL) { IEEE80211_DEBUG_WX("%s: unknown crypto alg %d\n", dev->name, ext->alg); @@ -581,7 +574,7 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee, goto done; } new_crypt->ops = ops; - if (new_crypt->ops && try_module_get(new_crypt->ops->owner)) + if (new_crypt->ops) new_crypt->priv = new_crypt->ops->init(idx); if (new_crypt->priv == NULL) { kfree(new_crypt); diff --git a/drivers/staging/rtl8192e/Kconfig b/drivers/staging/rtl8192e/Kconfig index 3100aa58c94..37e4fde4507 100644 --- a/drivers/staging/rtl8192e/Kconfig +++ b/drivers/staging/rtl8192e/Kconfig @@ -1,6 +1,6 @@ config RTL8192E tristate "RealTek RTL8192E Wireless LAN NIC driver" - depends on PCI + depends on PCI && WLAN depends on WIRELESS_EXT default N ---help--- diff --git a/drivers/staging/rtl8192e/ieee80211/ieee80211_crypt.c b/drivers/staging/rtl8192e/ieee80211/ieee80211_crypt.c index 1a8ea8a40c3..b1c54932da3 100644 --- a/drivers/staging/rtl8192e/ieee80211/ieee80211_crypt.c +++ b/drivers/staging/rtl8192e/ieee80211/ieee80211_crypt.c @@ -53,14 +53,8 @@ void ieee80211_crypt_deinit_entries(struct ieee80211_device *ieee, list_del(ptr); - if (entry->ops) { + if (entry->ops) entry->ops->deinit(entry->priv); -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0) - module_put(entry->ops->owner); -#else - __MOD_DEC_USE_COUNT(entry->ops->owner); -#endif - } kfree(entry); } } diff --git a/drivers/staging/rtl8192e/ieee80211/ieee80211_module.c b/drivers/staging/rtl8192e/ieee80211/ieee80211_module.c index 16256a31f99..12c2a18e1fa 100644 --- a/drivers/staging/rtl8192e/ieee80211/ieee80211_module.c +++ b/drivers/staging/rtl8192e/ieee80211/ieee80211_module.c @@ -242,14 +242,8 @@ void free_ieee80211(struct net_device *dev) for (i = 0; i < WEP_KEYS; i++) { struct ieee80211_crypt_data *crypt = ieee->crypt[i]; if (crypt) { - if (crypt->ops) { + if (crypt->ops) crypt->ops->deinit(crypt->priv); -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0) - module_put(crypt->ops->owner); -#else - __MOD_DEC_USE_COUNT(crypt->ops->owner); -#endif - } kfree(crypt); ieee->crypt[i] = NULL; } diff --git a/drivers/staging/rtl8192e/ieee80211/ieee80211_softmac.c b/drivers/staging/rtl8192e/ieee80211/ieee80211_softmac.c index 2fc04df872c..eae7c4579a6 100644 --- a/drivers/staging/rtl8192e/ieee80211/ieee80211_softmac.c +++ b/drivers/staging/rtl8192e/ieee80211/ieee80211_softmac.c @@ -3284,17 +3284,14 @@ static int ieee80211_wpa_set_encryption(struct ieee80211_device *ieee, goto skip_host_crypt; ops = ieee80211_get_crypto_ops(param->u.crypt.alg); - if (ops == NULL && strcmp(param->u.crypt.alg, "WEP") == 0) { - request_module("ieee80211_crypt_wep"); + if (ops == NULL && strcmp(param->u.crypt.alg, "WEP") == 0) ops = ieee80211_get_crypto_ops(param->u.crypt.alg); - //set WEP40 first, it will be modified according to WEP104 or WEP40 at other place - } else if (ops == NULL && strcmp(param->u.crypt.alg, "TKIP") == 0) { - request_module("ieee80211_crypt_tkip"); + /* set WEP40 first, it will be modified according to WEP104 or + * WEP40 at other place */ + else if (ops == NULL && strcmp(param->u.crypt.alg, "TKIP") == 0) ops = ieee80211_get_crypto_ops(param->u.crypt.alg); - } else if (ops == NULL && strcmp(param->u.crypt.alg, "CCMP") == 0) { - request_module("ieee80211_crypt_ccmp"); + else if (ops == NULL && strcmp(param->u.crypt.alg, "CCMP") == 0) ops = ieee80211_get_crypto_ops(param->u.crypt.alg); - } if (ops == NULL) { printk("unknown crypto alg '%s'\n", param->u.crypt.alg); param->u.crypt.err = IEEE_CRYPT_ERR_UNKNOWN_ALG; @@ -3315,11 +3312,7 @@ static int ieee80211_wpa_set_encryption(struct ieee80211_device *ieee, } memset(new_crypt, 0, sizeof(struct ieee80211_crypt_data)); new_crypt->ops = ops; -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0) - if (new_crypt->ops && try_module_get(new_crypt->ops->owner)) -#else - if (new_crypt->ops && try_inc_mod_count(new_crypt->ops->owner)) -#endif + if (new_crypt->ops) new_crypt->priv = new_crypt->ops->init(param->u.crypt.idx); diff --git a/drivers/staging/rtl8192e/ieee80211/ieee80211_wx.c b/drivers/staging/rtl8192e/ieee80211/ieee80211_wx.c index 223483126b0..4e34a1f4c66 100644 --- a/drivers/staging/rtl8192e/ieee80211/ieee80211_wx.c +++ b/drivers/staging/rtl8192e/ieee80211/ieee80211_wx.c @@ -482,15 +482,9 @@ int ieee80211_wx_set_encode(struct ieee80211_device *ieee, return -ENOMEM; memset(new_crypt, 0, sizeof(struct ieee80211_crypt_data)); new_crypt->ops = ieee80211_get_crypto_ops("WEP"); - if (!new_crypt->ops) { - request_module("ieee80211_crypt_wep"); + if (!new_crypt->ops) new_crypt->ops = ieee80211_get_crypto_ops("WEP"); - } -#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0) - if (new_crypt->ops && try_module_get(new_crypt->ops->owner)) -#else - if (new_crypt->ops && try_inc_mod_count(new_crypt->ops->owner)) -#endif + if (new_crypt->ops) new_crypt->priv = new_crypt->ops->init(key); if (!new_crypt->ops || !new_crypt->priv) { @@ -644,7 +638,7 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee, struct iw_encode_ext *ext = (struct iw_encode_ext *)extra; int i, idx; int group_key = 0; - const char *alg, *module; + const char *alg; struct ieee80211_crypto_ops *ops; struct ieee80211_crypt_data **crypt; @@ -711,15 +705,12 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee, switch (ext->alg) { case IW_ENCODE_ALG_WEP: alg = "WEP"; - module = "ieee80211_crypt_wep"; break; case IW_ENCODE_ALG_TKIP: alg = "TKIP"; - module = "ieee80211_crypt_tkip"; break; case IW_ENCODE_ALG_CCMP: alg = "CCMP"; - module = "ieee80211_crypt_ccmp"; break; default: IEEE80211_DEBUG_WX("%s: unknown crypto alg %d\n", @@ -730,10 +721,8 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee, printk("alg name:%s\n",alg); ops = ieee80211_get_crypto_ops(alg); - if (ops == NULL) { - request_module(module); + if (ops == NULL) ops = ieee80211_get_crypto_ops(alg); - } if (ops == NULL) { IEEE80211_DEBUG_WX("%s: unknown crypto alg %d\n", dev->name, ext->alg); @@ -758,7 +747,7 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee, goto done; } new_crypt->ops = ops; - if (new_crypt->ops && try_module_get(new_crypt->ops->owner)) + if (new_crypt->ops) new_crypt->priv = new_crypt->ops->init(idx); if (new_crypt->priv == NULL) { kfree(new_crypt); diff --git a/drivers/staging/rtl8192su/Kconfig b/drivers/staging/rtl8192su/Kconfig index 770f41280f2..b8c95f94206 100644 --- a/drivers/staging/rtl8192su/Kconfig +++ b/drivers/staging/rtl8192su/Kconfig @@ -1,6 +1,6 @@ config RTL8192SU tristate "RealTek RTL8192SU Wireless LAN NIC driver" - depends on PCI + depends on PCI && WLAN depends on WIRELESS_EXT default N ---help--- diff --git a/drivers/staging/rtl8192su/ieee80211/ieee80211_crypt.c b/drivers/staging/rtl8192su/ieee80211/ieee80211_crypt.c index d76a54d59d2..521e7b98993 100644 --- a/drivers/staging/rtl8192su/ieee80211/ieee80211_crypt.c +++ b/drivers/staging/rtl8192su/ieee80211/ieee80211_crypt.c @@ -53,10 +53,8 @@ void ieee80211_crypt_deinit_entries(struct ieee80211_device *ieee, list_del(ptr); - if (entry->ops) { + if (entry->ops) entry->ops->deinit(entry->priv); - module_put(entry->ops->owner); - } kfree(entry); } } diff --git a/drivers/staging/rtl8192su/ieee80211/ieee80211_module.c b/drivers/staging/rtl8192su/ieee80211/ieee80211_module.c index 68dc8fa094c..c3383bb8b76 100644 --- a/drivers/staging/rtl8192su/ieee80211/ieee80211_module.c +++ b/drivers/staging/rtl8192su/ieee80211/ieee80211_module.c @@ -216,10 +216,8 @@ void free_ieee80211(struct net_device *dev) for (i = 0; i < WEP_KEYS; i++) { struct ieee80211_crypt_data *crypt = ieee->crypt[i]; if (crypt) { - if (crypt->ops) { + if (crypt->ops) crypt->ops->deinit(crypt->priv); - module_put(crypt->ops->owner); - } kfree(crypt); ieee->crypt[i] = NULL; } diff --git a/drivers/staging/rtl8192su/ieee80211/ieee80211_softmac.c b/drivers/staging/rtl8192su/ieee80211/ieee80211_softmac.c index c64ae03f68a..fd8e11252f1 100644 --- a/drivers/staging/rtl8192su/ieee80211/ieee80211_softmac.c +++ b/drivers/staging/rtl8192su/ieee80211/ieee80211_softmac.c @@ -3026,17 +3026,14 @@ static int ieee80211_wpa_set_encryption(struct ieee80211_device *ieee, goto skip_host_crypt; ops = ieee80211_get_crypto_ops(param->u.crypt.alg); - if (ops == NULL && strcmp(param->u.crypt.alg, "WEP") == 0) { - request_module("ieee80211_crypt_wep"); + if (ops == NULL && strcmp(param->u.crypt.alg, "WEP") == 0) ops = ieee80211_get_crypto_ops(param->u.crypt.alg); - //set WEP40 first, it will be modified according to WEP104 or WEP40 at other place - } else if (ops == NULL && strcmp(param->u.crypt.alg, "TKIP") == 0) { - request_module("ieee80211_crypt_tkip"); + /* set WEP40 first, it will be modified according to WEP104 or + * WEP40 at other place */ + else if (ops == NULL && strcmp(param->u.crypt.alg, "TKIP") == 0) ops = ieee80211_get_crypto_ops(param->u.crypt.alg); - } else if (ops == NULL && strcmp(param->u.crypt.alg, "CCMP") == 0) { - request_module("ieee80211_crypt_ccmp"); + else if (ops == NULL && strcmp(param->u.crypt.alg, "CCMP") == 0) ops = ieee80211_get_crypto_ops(param->u.crypt.alg); - } if (ops == NULL) { printk("unknown crypto alg '%s'\n", param->u.crypt.alg); param->u.crypt.err = IEEE_CRYPT_ERR_UNKNOWN_ALG; @@ -3058,7 +3055,7 @@ static int ieee80211_wpa_set_encryption(struct ieee80211_device *ieee, memset(new_crypt, 0, sizeof(struct ieee80211_crypt_data)); new_crypt->ops = ops; - if (new_crypt->ops && try_module_get(new_crypt->ops->owner)) + if (new_crypt->ops) new_crypt->priv = new_crypt->ops->init(param->u.crypt.idx); diff --git a/drivers/staging/rtl8192su/ieee80211/ieee80211_wx.c b/drivers/staging/rtl8192su/ieee80211/ieee80211_wx.c index 10775902433..6146c6435dd 100644 --- a/drivers/staging/rtl8192su/ieee80211/ieee80211_wx.c +++ b/drivers/staging/rtl8192su/ieee80211/ieee80211_wx.c @@ -358,11 +358,9 @@ int ieee80211_wx_set_encode(struct ieee80211_device *ieee, return -ENOMEM; memset(new_crypt, 0, sizeof(struct ieee80211_crypt_data)); new_crypt->ops = ieee80211_get_crypto_ops("WEP"); - if (!new_crypt->ops) { - request_module("ieee80211_crypt_wep"); + if (!new_crypt->ops) new_crypt->ops = ieee80211_get_crypto_ops("WEP"); - } - if (new_crypt->ops && try_module_get(new_crypt->ops->owner)) + if (new_crypt->ops) new_crypt->priv = new_crypt->ops->init(key); if (!new_crypt->ops || !new_crypt->priv) { @@ -507,7 +505,7 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee, struct iw_encode_ext *ext = (struct iw_encode_ext *)extra; int i, idx; int group_key = 0; - const char *alg, *module; + const char *alg; struct ieee80211_crypto_ops *ops; struct ieee80211_crypt_data **crypt; @@ -570,15 +568,12 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee, switch (ext->alg) { case IW_ENCODE_ALG_WEP: alg = "WEP"; - module = "ieee80211_crypt_wep"; break; case IW_ENCODE_ALG_TKIP: alg = "TKIP"; - module = "ieee80211_crypt_tkip"; break; case IW_ENCODE_ALG_CCMP: alg = "CCMP"; - module = "ieee80211_crypt_ccmp"; break; default: IEEE80211_DEBUG_WX("%s: unknown crypto alg %d\n", @@ -589,10 +584,8 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee, printk("alg name:%s\n",alg); ops = ieee80211_get_crypto_ops(alg); - if (ops == NULL) { - request_module("%s", module); + if (ops == NULL) ops = ieee80211_get_crypto_ops(alg); - } if (ops == NULL) { IEEE80211_DEBUG_WX("%s: unknown crypto alg %d\n", dev->name, ext->alg); @@ -612,7 +605,7 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee, goto done; } new_crypt->ops = ops; - if (new_crypt->ops && try_module_get(new_crypt->ops->owner)) + if (new_crypt->ops) new_crypt->priv = new_crypt->ops->init(idx); if (new_crypt->priv == NULL) { kfree(new_crypt); diff --git a/drivers/staging/sep/sep_driver.c b/drivers/staging/sep/sep_driver.c index 87f8a119276..f890a16096c 100644 --- a/drivers/staging/sep/sep_driver.c +++ b/drivers/staging/sep/sep_driver.c @@ -38,6 +38,7 @@ #include <linux/mm.h> #include <linux/poll.h> #include <linux/wait.h> +#include <linux/sched.h> #include <linux/pci.h> #include <linux/firmware.h> #include <asm/ioctl.h> diff --git a/drivers/staging/stlc45xx/Kconfig b/drivers/staging/stlc45xx/Kconfig deleted file mode 100644 index 947fb75a9c6..00000000000 --- a/drivers/staging/stlc45xx/Kconfig +++ /dev/null @@ -1,8 +0,0 @@ -config STLC45XX - tristate "stlc4550/4560 support" - depends on MAC80211 && WLAN_80211 && SPI_MASTER && GENERIC_HARDIRQS - ---help--- - This is a driver for stlc4550 and stlc4560 chipsets. - - To compile this driver as a module, choose M here: the module will be - called stlc45xx. If unsure, say N. diff --git a/drivers/staging/stlc45xx/Makefile b/drivers/staging/stlc45xx/Makefile deleted file mode 100644 index 7ee32903055..00000000000 --- a/drivers/staging/stlc45xx/Makefile +++ /dev/null @@ -1 +0,0 @@ -obj-$(CONFIG_STLC45XX) += stlc45xx.o diff --git a/drivers/staging/stlc45xx/stlc45xx.c b/drivers/staging/stlc45xx/stlc45xx.c deleted file mode 100644 index be99eb33d81..00000000000 --- a/drivers/staging/stlc45xx/stlc45xx.c +++ /dev/null @@ -1,2594 +0,0 @@ -/* - * This file is part of stlc45xx - * - * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies). - * - * Contact: Kalle Valo <kalle.valo@nokia.com> - * - * 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. - * - * 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 - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA - * - */ - -#include "stlc45xx.h" - -#include <linux/module.h> -#include <linux/platform_device.h> -#include <linux/interrupt.h> -#include <linux/firmware.h> -#include <linux/delay.h> -#include <linux/irq.h> -#include <linux/spi/spi.h> -#include <linux/etherdevice.h> -#include <linux/gpio.h> -#include <linux/moduleparam.h> - -#include "stlc45xx_lmac.h" - -/* - * gpios should be handled in board files and provided via platform data, - * but because it's currently impossible for stlc45xx to have a header file - * in include/linux, let's use module paramaters for now - */ -static int stlc45xx_gpio_power = 97; -module_param(stlc45xx_gpio_power, int, 0444); -MODULE_PARM_DESC(stlc45xx_gpio_power, "stlc45xx gpio number for power line"); - -static int stlc45xx_gpio_irq = 87; -module_param(stlc45xx_gpio_irq, int, 0444); -MODULE_PARM_DESC(stlc45xx_gpio_irq, "stlc45xx gpio number for irq line"); - -static const u8 default_cal_channels[] = { - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x6c, 0x09, - 0x00, 0x00, 0xc9, 0xff, 0xd8, 0xff, 0x00, 0x00, 0x00, 0x01, 0x10, - 0x01, 0x10, 0x01, 0x10, 0x01, 0x10, 0x01, 0xe0, 0x00, 0xe0, 0x00, - 0xe0, 0x00, 0xe0, 0x00, 0xd0, 0x00, 0xd0, 0x00, 0xd0, 0x00, 0xd0, - 0x00, 0x54, 0x01, 0xab, 0xf6, 0xc0, 0x42, 0xc0, 0x42, 0xc0, 0x42, - 0xc0, 0x42, 0x00, 0xcb, 0x00, 0xcb, 0x00, 0xcb, 0x00, 0xcb, 0x00, - 0xcb, 0x00, 0xcb, 0x00, 0xcb, 0x00, 0xcb, 0x22, 0x01, 0x37, 0xa9, - 0xc0, 0x33, 0xc0, 0x33, 0xc0, 0x33, 0xc0, 0x33, 0x00, 0xbc, 0x00, - 0xbc, 0x00, 0xbc, 0x00, 0xbc, 0x00, 0xbc, 0x00, 0xbc, 0x00, 0xbc, - 0x00, 0xbc, 0xfb, 0x00, 0xca, 0x79, 0xc0, 0x2b, 0xc0, 0x2b, 0xc0, - 0x2b, 0xc0, 0x2b, 0x00, 0xb4, 0x00, 0xb4, 0x00, 0xb4, 0x00, 0xb4, - 0x00, 0xb4, 0x00, 0xb4, 0x00, 0xb4, 0x00, 0xb4, 0xd0, 0x00, 0x5d, - 0x54, 0xc0, 0x21, 0xc0, 0x21, 0xc0, 0x21, 0xc0, 0x21, 0x00, 0xaa, - 0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0x00, - 0xaa, 0x00, 0xaa, 0xa7, 0x00, 0xa9, 0x3d, 0xc0, 0x17, 0xc0, 0x17, - 0xc0, 0x17, 0xc0, 0x17, 0x00, 0xa0, 0x00, 0xa0, 0x00, 0xa0, 0x00, - 0xa0, 0x00, 0xa0, 0x00, 0xa0, 0x00, 0xa0, 0x00, 0xa0, 0x7a, 0x00, - 0x06, 0x2c, 0xc0, 0x0d, 0xc0, 0x0d, 0xc0, 0x0d, 0xc0, 0x0d, 0x00, - 0x96, 0x00, 0x96, 0x00, 0x96, 0x00, 0x96, 0x00, 0x96, 0x00, 0x96, - 0x00, 0x96, 0x00, 0x96, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x06, 0x80, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x71, 0x09, 0x00, 0x00, 0xc9, 0xff, 0xd8, - 0xff, 0x00, 0x00, 0x00, 0x01, 0x10, 0x01, 0x10, 0x01, 0x10, 0x01, - 0x10, 0x01, 0xf0, 0x00, 0xf0, 0x00, 0xf0, 0x00, 0xf0, 0x00, 0xd0, - 0x00, 0xd0, 0x00, 0xd0, 0x00, 0xd0, 0x00, 0x54, 0x01, 0xab, 0xf6, - 0xc0, 0x42, 0xc0, 0x42, 0xc0, 0x42, 0xc0, 0x42, 0x00, 0xcb, 0x00, - 0xcb, 0x00, 0xcb, 0x00, 0xcb, 0x00, 0xcb, 0x00, 0xcb, 0x00, 0xcb, - 0x00, 0xcb, 0x22, 0x01, 0x37, 0xa9, 0xc0, 0x33, 0xc0, 0x33, 0xc0, - 0x33, 0xc0, 0x33, 0x00, 0xbc, 0x00, 0xbc, 0x00, 0xbc, 0x00, 0xbc, - 0x00, 0xbc, 0x00, 0xbc, 0x00, 0xbc, 0x00, 0xbc, 0xfb, 0x00, 0xca, - 0x79, 0xc0, 0x2b, 0xc0, 0x2b, 0xc0, 0x2b, 0xc0, 0x2b, 0x00, 0xb4, - 0x00, 0xb4, 0x00, 0xb4, 0x00, 0xb4, 0x00, 0xb4, 0x00, 0xb4, 0x00, - 0xb4, 0x00, 0xb4, 0xd0, 0x00, 0x5d, 0x54, 0xc0, 0x21, 0xc0, 0x21, - 0xc0, 0x21, 0xc0, 0x21, 0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0x00, - 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0xa7, 0x00, - 0xa9, 0x3d, 0xc0, 0x17, 0xc0, 0x17, 0xc0, 0x17, 0xc0, 0x17, 0x00, - 0xa0, 0x00, 0xa0, 0x00, 0xa0, 0x00, 0xa0, 0x00, 0xa0, 0x00, 0xa0, - 0x00, 0xa0, 0x00, 0xa0, 0x7a, 0x00, 0x06, 0x2c, 0xc0, 0x0d, 0xc0, - 0x0d, 0xc0, 0x0d, 0xc0, 0x0d, 0x00, 0x96, 0x00, 0x96, 0x00, 0x96, - 0x00, 0x96, 0x00, 0x96, 0x00, 0x96, 0x00, 0x96, 0x00, 0x96, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x06, 0x80, 0x80, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x76, - 0x09, 0x00, 0x00, 0xc9, 0xff, 0xd8, 0xff, 0x00, 0x00, 0x00, 0x01, - 0x10, 0x01, 0x10, 0x01, 0x10, 0x01, 0x10, 0x01, 0xf0, 0x00, 0xf0, - 0x00, 0xf0, 0x00, 0xf0, 0x00, 0xd0, 0x00, 0xd0, 0x00, 0xd0, 0x00, - 0xd0, 0x00, 0x54, 0x01, 0xab, 0xf6, 0xc0, 0x42, 0xc0, 0x42, 0xc0, - 0x42, 0xc0, 0x42, 0x00, 0xcb, 0x00, 0xcb, 0x00, 0xcb, 0x00, 0xcb, - 0x00, 0xcb, 0x00, 0xcb, 0x00, 0xcb, 0x00, 0xcb, 0x22, 0x01, 0x37, - 0xa9, 0xc0, 0x33, 0xc0, 0x33, 0xc0, 0x33, 0xc0, 0x33, 0x00, 0xbc, - 0x00, 0xbc, 0x00, 0xbc, 0x00, 0xbc, 0x00, 0xbc, 0x00, 0xbc, 0x00, - 0xbc, 0x00, 0xbc, 0xfb, 0x00, 0xca, 0x79, 0xc0, 0x2b, 0xc0, 0x2b, - 0xc0, 0x2b, 0xc0, 0x2b, 0x00, 0xb4, 0x00, 0xb4, 0x00, 0xb4, 0x00, - 0xb4, 0x00, 0xb4, 0x00, 0xb4, 0x00, 0xb4, 0x00, 0xb4, 0xd0, 0x00, - 0x5d, 0x54, 0xc0, 0x21, 0xc0, 0x21, 0xc0, 0x21, 0xc0, 0x21, 0x00, - 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa, - 0x00, 0xaa, 0x00, 0xaa, 0xa7, 0x00, 0xa9, 0x3d, 0xc0, 0x17, 0xc0, - 0x17, 0xc0, 0x17, 0xc0, 0x17, 0x00, 0xa0, 0x00, 0xa0, 0x00, 0xa0, - 0x00, 0xa0, 0x00, 0xa0, 0x00, 0xa0, 0x00, 0xa0, 0x00, 0xa0, 0x7a, - 0x00, 0x06, 0x2c, 0xc0, 0x0d, 0xc0, 0x0d, 0xc0, 0x0d, 0xc0, 0x0d, - 0x00, 0x96, 0x00, 0x96, 0x00, 0x96, 0x00, 0x96, 0x00, 0x96, 0x00, - 0x96, 0x00, 0x96, 0x00, 0x96, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x06, 0x80, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x7b, 0x09, 0x00, 0x00, 0xc9, 0xff, - 0xd8, 0xff, 0x00, 0x00, 0x00, 0x01, 0x10, 0x01, 0x10, 0x01, 0x10, - 0x01, 0x10, 0x01, 0xf0, 0x00, 0xf0, 0x00, 0xf0, 0x00, 0xf0, 0x00, - 0xd0, 0x00, 0xd0, 0x00, 0xd0, 0x00, 0xd0, 0x00, 0x54, 0x01, 0xab, - 0xf6, 0xc0, 0x42, 0xc0, 0x42, 0xc0, 0x42, 0xc0, 0x42, 0x00, 0xcb, - 0x00, 0xcb, 0x00, 0xcb, 0x00, 0xcb, 0x00, 0xcb, 0x00, 0xcb, 0x00, - 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0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00 }; - -static const u8 default_cal_rssi[] = { - 0x0a, 0x01, 0x72, 0xfe, 0x1a, 0x00, 0x00, 0x00, 0x0a, 0x01, 0x72, - 0xfe, 0x1a, 0x00, 0x00, 0x00, 0x0a, 0x01, 0x72, 0xfe, 0x1a, 0x00, - 0x00, 0x00, 0x0a, 0x01, 0x72, 0xfe, 0x1a, 0x00, 0x00, 0x00, 0x0a, - 0x01, 0x72, 0xfe, 0x1a, 0x00, 0x00, 0x00, 0x0a, 0x01, 0x72, 0xfe, - 0x1a, 0x00, 0x00, 0x00, 0x0a, 0x01, 0x72, 0xfe, 0x1a, 0x00, 0x00, - 0x00, 0x0a, 0x01, 0x72, 0xfe, 0x1a, 0x00, 0x00, 0x00, 0x0a, 0x01, - 0x72, 0xfe, 0x1a, 0x00, 0x00, 0x00, 0x0a, 0x01, 0x72, 0xfe, 0x1a, - 0x00, 0x00, 0x00, 0x0a, 0x01, 0x72, 0xfe, 0x1a, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00 }; - -static void stlc45xx_tx_edcf(struct stlc45xx *stlc); -static void stlc45xx_tx_setup(struct stlc45xx *stlc); -static void stlc45xx_tx_scan(struct stlc45xx *stlc); -static void stlc45xx_tx_psm(struct stlc45xx *stlc, bool enable); -static int stlc45xx_tx_nullfunc(struct stlc45xx *stlc, bool powersave); -static int stlc45xx_tx_pspoll(struct stlc45xx *stlc, bool powersave); - -static ssize_t stlc45xx_sysfs_show_cal_rssi(struct device *dev, - struct device_attribute *attr, - char *buf) -{ - struct stlc45xx *stlc = dev_get_drvdata(dev); - ssize_t len; - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - len = PAGE_SIZE; - - mutex_lock(&stlc->mutex); - - if (stlc->cal_rssi) - hex_dump_to_buffer(stlc->cal_rssi, RSSI_CAL_ARRAY_LEN, 16, - 2, buf, len, 0); - mutex_unlock(&stlc->mutex); - - len = strlen(buf); - - return len; -} - -static ssize_t stlc45xx_sysfs_store_cal_rssi(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct stlc45xx *stlc = dev_get_drvdata(dev); - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - mutex_lock(&stlc->mutex); - - if (count != RSSI_CAL_ARRAY_LEN) { - stlc45xx_error("invalid cal_rssi length: %zu", count); - count = 0; - goto out_unlock; - } - - kfree(stlc->cal_rssi); - - stlc->cal_rssi = kmemdup(buf, RSSI_CAL_ARRAY_LEN, GFP_KERNEL); - - if (!stlc->cal_rssi) { - stlc45xx_error("failed to allocate memory for cal_rssi"); - count = 0; - goto out_unlock; - } - - out_unlock: - mutex_unlock(&stlc->mutex); - - return count; -} - -static ssize_t stlc45xx_sysfs_show_cal_channels(struct device *dev, - struct device_attribute *attr, - char *buf) -{ - struct stlc45xx *stlc = dev_get_drvdata(dev); - ssize_t len; - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - len = PAGE_SIZE; - - mutex_lock(&stlc->mutex); - - if (stlc->cal_channels) - hex_dump_to_buffer(stlc->cal_channels, CHANNEL_CAL_ARRAY_LEN, - 16, 2, buf, len, 0); - - mutex_unlock(&stlc->mutex); - - len = strlen(buf); - - return len; -} - -static ssize_t stlc45xx_sysfs_store_cal_channels(struct device *dev, - struct device_attribute *attr, - const char *buf, size_t count) -{ - struct stlc45xx *stlc = dev_get_drvdata(dev); - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - mutex_lock(&stlc->mutex); - - if (count != CHANNEL_CAL_ARRAY_LEN) { - stlc45xx_error("invalid cal_channels size: %zu ", count); - count = 0; - goto out_unlock; - } - - kfree(stlc->cal_channels); - - stlc->cal_channels = kmemdup(buf, count, GFP_KERNEL); - - if (!stlc->cal_channels) { - stlc45xx_error("failed to allocate memory for cal_channels"); - count = 0; - goto out_unlock; - } - -out_unlock: - mutex_unlock(&stlc->mutex); - - return count; -} - -static ssize_t stlc45xx_sysfs_show_tx_buf(struct device *dev, - struct device_attribute *attr, - char *buf) -{ - struct stlc45xx *stlc = dev_get_drvdata(dev); - struct txbuffer *entry; - ssize_t len = 0; - - stlc45xx_debug(DEBUG_FUNC, "%s()", __func__); - - mutex_lock(&stlc->mutex); - - list_for_each_entry(entry, &stlc->tx_sent, tx_list) { - len += sprintf(buf + len, "0x%x: 0x%x-0x%x\n", - entry->handle, entry->start, - entry->end); - } - - mutex_unlock(&stlc->mutex); - - return len; -} - -static DEVICE_ATTR(cal_rssi, S_IRUGO | S_IWUSR, - stlc45xx_sysfs_show_cal_rssi, - stlc45xx_sysfs_store_cal_rssi); -static DEVICE_ATTR(cal_channels, S_IRUGO | S_IWUSR, - stlc45xx_sysfs_show_cal_channels, - stlc45xx_sysfs_store_cal_channels); -static DEVICE_ATTR(tx_buf, S_IRUGO, stlc45xx_sysfs_show_tx_buf, NULL); - -static void stlc45xx_spi_read(struct stlc45xx *stlc, unsigned long addr, - void *buf, size_t len) -{ - struct spi_transfer t[2]; - struct spi_message m; - - /* We first push the address */ - addr = (addr << 8) | ADDR_READ_BIT_15; - - spi_message_init(&m); - memset(t, 0, sizeof(t)); - - t[0].tx_buf = &addr; - t[0].len = 2; - spi_message_add_tail(&t[0], &m); - - t[1].rx_buf = buf; - t[1].len = len; - spi_message_add_tail(&t[1], &m); - - spi_sync(stlc->spi, &m); -} - - -static void stlc45xx_spi_write(struct stlc45xx *stlc, unsigned long addr, - void *buf, size_t len) -{ - struct spi_transfer t[3]; - struct spi_message m; - u16 last_word; - - /* We first push the address */ - addr = addr << 8; - - spi_message_init(&m); - memset(t, 0, sizeof(t)); - - t[0].tx_buf = &addr; - t[0].len = 2; - spi_message_add_tail(&t[0], &m); - - t[1].tx_buf = buf; - t[1].len = len; - spi_message_add_tail(&t[1], &m); - - if (len % 2) { - last_word = ((u8 *)buf)[len - 1]; - - t[2].tx_buf = &last_word; - t[2].len = 2; - spi_message_add_tail(&t[2], &m); - } - - spi_sync(stlc->spi, &m); -} - -static u16 stlc45xx_read16(struct stlc45xx *stlc, unsigned long addr) -{ - u16 val; - - stlc45xx_spi_read(stlc, addr, &val, sizeof(val)); - - return val; -} - -static u32 stlc45xx_read32(struct stlc45xx *stlc, unsigned long addr) -{ - u32 val; - - stlc45xx_spi_read(stlc, addr, &val, sizeof(val)); - - return val; -} - -static void stlc45xx_write16(struct stlc45xx *stlc, unsigned long addr, u16 val) -{ - stlc45xx_spi_write(stlc, addr, &val, sizeof(val)); -} - -static void stlc45xx_write32(struct stlc45xx *stlc, unsigned long addr, u32 val) -{ - stlc45xx_spi_write(stlc, addr, &val, sizeof(val)); -} - -struct stlc45xx_spi_reg { - u16 address; - u16 length; - char *name; -}; - -/* caller must hold tx_lock */ -static void stlc45xx_txbuffer_dump(struct stlc45xx *stlc) -{ - struct txbuffer *txbuffer; - char *buf, *pos; - int buf_len, l, count; - - if (!(DEBUG_LEVEL & DEBUG_TXBUFFER)) - return; - - stlc45xx_debug(DEBUG_FUNC, "%s()", __func__); - - buf_len = 500; - buf = kmalloc(buf_len, GFP_ATOMIC); - if (!buf) - return; - - pos = buf; - count = 0; - - list_for_each_entry(txbuffer, &stlc->txbuffer, buffer_list) { - l = snprintf(pos, buf_len, "0x%x-0x%x,", - txbuffer->start, txbuffer->end); - /* drop the null byte */ - pos += l; - buf_len -= l; - count++; - } - - if (count == 0) - *pos = '\0'; - else - *--pos = '\0'; - - stlc45xx_debug(DEBUG_TXBUFFER, "txbuffer: in buffer %d regions: %s", - count, buf); - - kfree(buf); -} - -/* caller must hold tx_lock */ -static int stlc45xx_txbuffer_find(struct stlc45xx *stlc, size_t len) -{ - struct txbuffer *txbuffer; - int pos; - - stlc45xx_debug(DEBUG_FUNC, "%s()", __func__); - - pos = FIRMWARE_TXBUFFER_START; - - if (list_empty(&stlc->txbuffer)) - goto out; - - /* - * the entries in txbuffer must be in the same order as they are in - * the real buffer - */ - list_for_each_entry(txbuffer, &stlc->txbuffer, buffer_list) { - if (pos + len < txbuffer->start) - break; - pos = ALIGN(txbuffer->end + 1, 4); - } - - if (pos + len > FIRMWARE_TXBUFFER_END) - /* not enough room */ - pos = -1; - - stlc45xx_debug(DEBUG_TXBUFFER, "txbuffer: find %zu B: 0x%x", len, pos); - -out: - return pos; -} - -static int stlc45xx_txbuffer_add(struct stlc45xx *stlc, - struct txbuffer *txbuffer) -{ - struct txbuffer *r, *prev = NULL; - - if (list_empty(&stlc->txbuffer)) { - list_add(&txbuffer->buffer_list, &stlc->txbuffer); - return 0; - } - - r = list_first_entry(&stlc->txbuffer, struct txbuffer, buffer_list); - - if (txbuffer->start < r->start) { - /* add to the beginning of the list */ - list_add(&txbuffer->buffer_list, &stlc->txbuffer); - return 0; - } - - prev = NULL; - list_for_each_entry(r, &stlc->txbuffer, buffer_list) { - /* skip first entry, we checked for that above */ - if (!prev) { - prev = r; - continue; - } - - /* double-check overlaps */ - WARN_ON_ONCE(txbuffer->start >= r->start && - txbuffer->start <= r->end); - WARN_ON_ONCE(txbuffer->end >= r->start && - txbuffer->end <= r->end); - - if (prev->end < txbuffer->start && - txbuffer->end < r->start) { - /* insert at this spot */ - list_add_tail(&txbuffer->buffer_list, &r->buffer_list); - return 0; - } - - prev = r; - } - - /* not found */ - list_add_tail(&txbuffer->buffer_list, &stlc->txbuffer); - - return 0; - -} - -/* caller must hold tx_lock */ -static struct txbuffer *stlc45xx_txbuffer_alloc(struct stlc45xx *stlc, - size_t frame_len) -{ - struct txbuffer *entry = NULL; - size_t len; - int pos; - - stlc45xx_debug(DEBUG_FUNC, "%s()", __func__); - - len = FIRMWARE_TXBUFFER_HEADER + frame_len + FIRMWARE_TXBUFFER_TRAILER; - pos = stlc45xx_txbuffer_find(stlc, len); - - if (pos < 0) - return NULL; - - WARN_ON_ONCE(pos + len > FIRMWARE_TXBUFFER_END); - WARN_ON_ONCE(pos < FIRMWARE_TXBUFFER_START); - - entry = kmalloc(sizeof(*entry), GFP_ATOMIC); - entry->start = pos; - entry->frame_start = pos + FIRMWARE_TXBUFFER_HEADER; - entry->end = entry->start + len - 1; - - stlc45xx_debug(DEBUG_TXBUFFER, "txbuffer: allocated 0x%x-0x%x", - entry->start, entry->end); - - stlc45xx_txbuffer_add(stlc, entry); - - stlc45xx_txbuffer_dump(stlc); - - return entry; -} - -/* caller must hold tx_lock */ -static void stlc45xx_txbuffer_free(struct stlc45xx *stlc, - struct txbuffer *txbuffer) -{ - stlc45xx_debug(DEBUG_FUNC, "%s()", __func__); - - stlc45xx_debug(DEBUG_TXBUFFER, "txbuffer: freed 0x%x-0x%x", - txbuffer->start, txbuffer->end); - - list_del(&txbuffer->buffer_list); - kfree(txbuffer); -} - - -static int stlc45xx_wait_bit(struct stlc45xx *stlc, u16 reg, u32 mask, - u32 expected) -{ - int i; - char buffer[4]; - - for (i = 0; i < 2000; i++) { - stlc45xx_spi_read(stlc, reg, buffer, sizeof(buffer)); - if (((*(u32 *)buffer) & mask) == expected) - return 1; - msleep(1); - } - - return 0; -} - -static int stlc45xx_request_firmware(struct stlc45xx *stlc) -{ - const struct firmware *fw; - int ret; - - /* FIXME: should driver use it's own struct device? */ - ret = request_firmware(&fw, "3826.arm", &stlc->spi->dev); - - if (ret < 0) { - stlc45xx_error("request_firmware() failed: %d", ret); - return ret; - } - - if (fw->size % 4) { - stlc45xx_error("firmware size is not multiple of 32bit: %zu", - fw->size); - return -EILSEQ; /* Illegal byte sequence */; - } - - if (fw->size < 1000) { - stlc45xx_error("firmware is too small: %zu", fw->size); - return -EILSEQ; - } - - stlc->fw = kmemdup(fw->data, fw->size, GFP_KERNEL); - if (!stlc->fw) { - stlc45xx_error("could not allocate memory for firmware"); - return -ENOMEM; - } - - stlc->fw_len = fw->size; - - release_firmware(fw); - - return 0; -} - -static int stlc45xx_upload_firmware(struct stlc45xx *stlc) -{ - struct s_dma_regs dma_regs; - unsigned long fw_len, fw_addr; - long _fw_len; - int ret; - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - if (!stlc->fw) { - ret = stlc45xx_request_firmware(stlc); - if (ret < 0) - return ret; - } - - /* stop the device */ - stlc45xx_write16(stlc, SPI_ADRS_DEV_CTRL_STAT, - SPI_CTRL_STAT_HOST_OVERRIDE | SPI_CTRL_STAT_HOST_RESET - | SPI_CTRL_STAT_START_HALTED); - - msleep(TARGET_BOOT_SLEEP); - - stlc45xx_write16(stlc, SPI_ADRS_DEV_CTRL_STAT, - SPI_CTRL_STAT_HOST_OVERRIDE - | SPI_CTRL_STAT_START_HALTED); - - msleep(TARGET_BOOT_SLEEP); - - fw_addr = FIRMWARE_ADDRESS; - fw_len = stlc->fw_len; - - while (fw_len > 0) { - _fw_len = (fw_len > SPI_MAX_PACKET_SIZE) - ? SPI_MAX_PACKET_SIZE : fw_len; - dma_regs.cmd = SPI_DMA_WRITE_CTRL_ENABLE; - dma_regs.len = cpu_to_le16(_fw_len); - dma_regs.addr = cpu_to_le32(fw_addr); - - fw_len -= _fw_len; - fw_addr += _fw_len; - - stlc45xx_write16(stlc, SPI_ADRS_DMA_WRITE_CTRL, dma_regs.cmd); - - if (stlc45xx_wait_bit(stlc, SPI_ADRS_DMA_WRITE_CTRL, - HOST_ALLOWED, HOST_ALLOWED) == 0) { - stlc45xx_error("fw_upload not allowed to DMA write"); - return -EAGAIN; - } - - stlc45xx_write16(stlc, SPI_ADRS_DMA_WRITE_LEN, dma_regs.len); - stlc45xx_write32(stlc, SPI_ADRS_DMA_WRITE_BASE, dma_regs.addr); - - stlc45xx_spi_write(stlc, SPI_ADRS_DMA_DATA, stlc->fw, _fw_len); - - /* FIXME: I think this doesn't work if firmware is large, - * this loop goes to second round. fw->data is not - * increased at all! */ - } - - BUG_ON(fw_len != 0); - - /* enable host interrupts */ - stlc45xx_write32(stlc, SPI_ADRS_HOST_INT_EN, SPI_HOST_INTS_DEFAULT); - - /* boot the device */ - stlc45xx_write16(stlc, SPI_ADRS_DEV_CTRL_STAT, - SPI_CTRL_STAT_HOST_OVERRIDE | SPI_CTRL_STAT_HOST_RESET - | SPI_CTRL_STAT_RAM_BOOT); - - msleep(TARGET_BOOT_SLEEP); - - stlc45xx_write16(stlc, SPI_ADRS_DEV_CTRL_STAT, - SPI_CTRL_STAT_HOST_OVERRIDE | SPI_CTRL_STAT_RAM_BOOT); - msleep(TARGET_BOOT_SLEEP); - - return 0; -} - -/* caller must hold tx_lock */ -static void stlc45xx_check_txsent(struct stlc45xx *stlc) -{ - struct txbuffer *entry, *n; - - list_for_each_entry_safe(entry, n, &stlc->tx_sent, tx_list) { - if (time_after(jiffies, entry->lifetime)) { - if (net_ratelimit()) - stlc45xx_warning("frame 0x%x lifetime exceeded", - entry->start); - list_del(&entry->tx_list); - skb_pull(entry->skb, entry->header_len); - ieee80211_tx_status(stlc->hw, entry->skb); - stlc45xx_txbuffer_free(stlc, entry); - } - } -} - -static void stlc45xx_power_off(struct stlc45xx *stlc) -{ - disable_irq(gpio_to_irq(stlc45xx_gpio_irq)); - gpio_set_value(stlc45xx_gpio_power, 0); -} - -static void stlc45xx_power_on(struct stlc45xx *stlc) -{ - gpio_set_value(stlc45xx_gpio_power, 1); - enable_irq(gpio_to_irq(stlc45xx_gpio_irq)); - - /* - * need to wait a while before device can be accessed, the length - * is just a guess - */ - msleep(10); -} - -/* caller must hold tx_lock */ -static void stlc45xx_flush_queues(struct stlc45xx *stlc) -{ - struct txbuffer *entry; - - while (!list_empty(&stlc->tx_sent)) { - entry = list_first_entry(&stlc->tx_sent, - struct txbuffer, tx_list); - list_del(&entry->tx_list); - dev_kfree_skb(entry->skb); - stlc45xx_txbuffer_free(stlc, entry); - } - - WARN_ON(!list_empty(&stlc->tx_sent)); - - while (!list_empty(&stlc->tx_pending)) { - entry = list_first_entry(&stlc->tx_pending, - struct txbuffer, tx_list); - list_del(&entry->tx_list); - dev_kfree_skb(entry->skb); - stlc45xx_txbuffer_free(stlc, entry); - } - - WARN_ON(!list_empty(&stlc->tx_pending)); - WARN_ON(!list_empty(&stlc->txbuffer)); -} - -static void stlc45xx_work_reset(struct work_struct *work) -{ - struct stlc45xx *stlc = container_of(work, struct stlc45xx, - work_reset); - - mutex_lock(&stlc->mutex); - - if (stlc->fw_state != FW_STATE_RESET) - goto out; - - stlc45xx_power_off(stlc); - - mutex_unlock(&stlc->mutex); - - /* wait that all work_structs have finished, we can't hold - * stlc->mutex to avoid deadlock */ - cancel_work_sync(&stlc->work); - - /* FIXME: find out good value to wait for chip power down */ - msleep(100); - - mutex_lock(&stlc->mutex); - - /* FIXME: we should gracefully handle if the state has changed - * after re-acquiring mutex */ - WARN_ON(stlc->fw_state != FW_STATE_RESET); - - spin_lock_bh(&stlc->tx_lock); - stlc45xx_flush_queues(stlc); - spin_unlock_bh(&stlc->tx_lock); - - stlc->fw_state = FW_STATE_RESETTING; - - stlc45xx_power_on(stlc); - stlc45xx_upload_firmware(stlc); - -out: - mutex_unlock(&stlc->mutex); -} - -/* caller must hold mutex */ -static void stlc45xx_reset(struct stlc45xx *stlc) -{ - stlc45xx_warning("resetting firmware"); - stlc->fw_state = FW_STATE_RESET; - ieee80211_stop_queues(stlc->hw); - queue_work(stlc->hw->workqueue, &stlc->work_reset); -} - -static void stlc45xx_work_tx_timeout(struct work_struct *work) -{ - struct stlc45xx *stlc = container_of(work, struct stlc45xx, - work_tx_timeout.work); - - stlc45xx_warning("tx timeout"); - - mutex_lock(&stlc->mutex); - - if (stlc->fw_state != FW_STATE_READY) - goto out; - - stlc45xx_reset(stlc); - -out: - mutex_unlock(&stlc->mutex); -} - -static void stlc45xx_int_ack(struct stlc45xx *stlc, u32 val) -{ - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - stlc45xx_write32(stlc, SPI_ADRS_HOST_INT_ACK, val); -} - -static void stlc45xx_wakeup(struct stlc45xx *stlc) -{ - unsigned long timeout; - u32 ints; - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - /* wake the chip */ - stlc45xx_write32(stlc, SPI_ADRS_ARM_INTERRUPTS, SPI_TARGET_INT_WAKEUP); - - /* And wait for the READY interrupt */ - timeout = jiffies + HZ; - - ints = stlc45xx_read32(stlc, SPI_ADRS_HOST_INTERRUPTS); - while (!(ints & SPI_HOST_INT_READY)) { - if (time_after(jiffies, timeout)) - goto out; - ints = stlc45xx_read32(stlc, SPI_ADRS_HOST_INTERRUPTS); - } - - stlc45xx_int_ack(stlc, SPI_HOST_INT_READY); - -out: - return; -} - -static void stlc45xx_sleep(struct stlc45xx *stlc) -{ - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - stlc45xx_write32(stlc, SPI_ADRS_ARM_INTERRUPTS, SPI_TARGET_INT_SLEEP); -} - -static void stlc45xx_int_ready(struct stlc45xx *stlc) -{ - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - stlc45xx_write32(stlc, SPI_ADRS_HOST_INT_EN, - SPI_HOST_INT_UPDATE | SPI_HOST_INT_SW_UPDATE); - - switch (stlc->fw_state) { - case FW_STATE_BOOTING: - stlc->fw_state = FW_STATE_READY; - complete(&stlc->fw_comp); - break; - case FW_STATE_RESETTING: - stlc->fw_state = FW_STATE_READY; - - stlc45xx_tx_scan(stlc); - stlc45xx_tx_setup(stlc); - stlc45xx_tx_edcf(stlc); - - ieee80211_wake_queues(stlc->hw); - break; - default: - break; - } -} - -static int stlc45xx_rx_txack(struct stlc45xx *stlc, struct sk_buff *skb) -{ - struct ieee80211_tx_info *info; - struct s_lm_control *control; - struct s_lmo_tx *tx; - struct txbuffer *entry; - int found = 0; - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - control = (struct s_lm_control *) skb->data; - tx = (struct s_lmo_tx *) (control + 1); - - if (list_empty(&stlc->tx_sent)) { - if (net_ratelimit()) - stlc45xx_warning("no frames waiting for " - "acknowledgement"); - return -1; - } - - list_for_each_entry(entry, &stlc->tx_sent, tx_list) { - if (control->handle == entry->handle) { - found = 1; - break; - } - } - - if (!found) { - if (net_ratelimit()) - stlc45xx_warning("couldn't find frame for tx ack 0x%x", - control->handle); - return -1; - } - - stlc45xx_debug(DEBUG_TX, "TX ACK 0x%x", entry->handle); - - if (entry->status_needed) { - info = IEEE80211_SKB_CB(entry->skb); - - if (!(tx->flags & LM_TX_FAILED)) { - /* frame was acked */ - info->flags |= IEEE80211_TX_STAT_ACK; - info->status.ack_signal = tx->rcpi / 2 - 110; - } - - skb_pull(entry->skb, entry->header_len); - - ieee80211_tx_status(stlc->hw, entry->skb); - } - - list_del(&entry->tx_list); - - stlc45xx_check_txsent(stlc); - if (list_empty(&stlc->tx_sent)) - /* there are no pending frames, we can stop the tx timeout - * timer */ - cancel_delayed_work(&stlc->work_tx_timeout); - - spin_lock_bh(&stlc->tx_lock); - - stlc45xx_txbuffer_free(stlc, entry); - - if (stlc->tx_queue_stopped && - stlc45xx_txbuffer_find(stlc, MAX_FRAME_LEN) != -1) { - stlc45xx_debug(DEBUG_QUEUE, "room in tx buffer, waking queues"); - ieee80211_wake_queues(stlc->hw); - stlc->tx_queue_stopped = 0; - } - - spin_unlock_bh(&stlc->tx_lock); - - return 0; -} - -static int stlc45xx_rx_control(struct stlc45xx *stlc, struct sk_buff *skb) -{ - struct s_lm_control *control; - int ret = 0; - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - control = (struct s_lm_control *) skb->data; - - switch (control->oid) { - case LM_OID_TX: - ret = stlc45xx_rx_txack(stlc, skb); - break; - case LM_OID_SETUP: - case LM_OID_SCAN: - case LM_OID_TRAP: - case LM_OID_EDCF: - case LM_OID_KEYCACHE: - case LM_OID_PSM: - case LM_OID_STATS: - case LM_OID_LED: - default: - stlc45xx_warning("unhandled rx control oid %d\n", - control->oid); - break; - } - - dev_kfree_skb(skb); - - return ret; -} - -/* copied from mac80211 */ -static void stlc45xx_parse_elems(u8 *start, size_t len, - struct stlc45xx_ie_tim **tim, - size_t *tim_len) -{ - size_t left = len; - u8 *pos = start; - - while (left >= 2) { - u8 id, elen; - - id = *pos++; - elen = *pos++; - left -= 2; - - if (elen > left) - return; - - switch (id) { - case WLAN_EID_TIM: - *tim = (struct stlc45xx_ie_tim *) pos; - *tim_len = elen; - break; - default: - break; - } - - left -= elen; - pos += elen; - } -} - -/* - * mac80211 doesn't have support for asking frames with PS-Poll, so let's - * implement in the driver for now. We have to add support to mac80211 - * later. - */ -static int stlc45xx_check_more_data(struct stlc45xx *stlc, struct sk_buff *skb) -{ - struct s_lm_data_in *data = (struct s_lm_data_in *) skb->data; - struct ieee80211_hdr *hdr; - size_t len; - u16 fc; - - hdr = (void *) skb->data + sizeof(*data); - len = skb->len - sizeof(*data); - - /* minimum frame length is the null frame length 24 bytes */ - if (len < 24) { - stlc45xx_warning("invalid frame length when checking for " - "more data"); - return -EINVAL; - } - - fc = le16_to_cpu(hdr->frame_control); - if (!(fc & IEEE80211_FCTL_FROMDS)) - /* this is not from DS */ - return 0; - - if (compare_ether_addr(hdr->addr1, stlc->mac_addr) != 0) - /* the frame was not for us */ - return 0; - - if (!(fc & IEEE80211_FCTL_MOREDATA)) { - /* AP has no more frames buffered for us */ - stlc45xx_debug(DEBUG_PSM, "all buffered frames retrieved"); - stlc->pspolling = false; - return 0; - } - - /* MOREDATA bit is set, let's ask for a new frame from the AP */ - stlc45xx_tx_pspoll(stlc, stlc->psm); - - return 0; -} - -/* - * mac80211 cannot read TIM from beacons, so let's add a hack to the - * driver. We have to add support to mac80211 later. - */ -static int stlc45xx_rx_data_beacon(struct stlc45xx *stlc, struct sk_buff *skb) -{ - struct s_lm_data_in *data = (struct s_lm_data_in *) skb->data; - size_t len = skb->len, tim_len = 0, baselen, pvbmap_len; - struct ieee80211_mgmt *mgmt; - struct stlc45xx_ie_tim *tim = NULL; - int bmap_offset, index, aid_bit; - - mgmt = (void *) skb->data + sizeof(*data); - - baselen = (u8 *) mgmt->u.beacon.variable - (u8 *) mgmt; - if (baselen > len) { - stlc45xx_warning("invalid baselen in beacon"); - return -EINVAL; - } - - stlc45xx_parse_elems(mgmt->u.beacon.variable, len - baselen, &tim, - &tim_len); - - if (!tim) { - stlc45xx_warning("didn't find tim from a beacon"); - return -EINVAL; - } - - bmap_offset = tim->bmap_control & 0xfe; - index = stlc->aid / 8 - bmap_offset; - - pvbmap_len = tim_len - 3; - if (index > pvbmap_len) - return -EINVAL; - - aid_bit = !!(tim->pvbmap[index] & (1 << stlc->aid % 8)); - - stlc45xx_debug(DEBUG_PSM, "fc 0x%x duration %d seq %d dtim %u " - "bmap_control 0x%x aid_bit %d", - mgmt->frame_control, mgmt->duration, mgmt->seq_ctrl >> 4, - tim->dtim_count, tim->bmap_control, aid_bit); - - if (!aid_bit) - return 0; - - stlc->pspolling = true; - stlc45xx_tx_pspoll(stlc, stlc->psm); - - return 0; -} - -static int stlc45xx_rx_data(struct stlc45xx *stlc, struct sk_buff *skb) -{ - struct ieee80211_rx_status status; - struct s_lm_data_in *data = (struct s_lm_data_in *) skb->data; - int align = 0; - u8 *p, align_len; - u16 len; - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - if (stlc->psm) { - if (data->flags & LM_IN_BEACON) - stlc45xx_rx_data_beacon(stlc, skb); - else if (stlc->pspolling && (data->flags & LM_IN_DATA)) - stlc45xx_check_more_data(stlc, skb); - } - - memset(&status, 0, sizeof(status)); - - status.freq = data->frequency; - status.signal = data->rcpi / 2 - 110; - - /* let's assume that maximum rcpi value is 140 (= 35 dBm) */ - status.qual = data->rcpi * 100 / 140; - - status.band = IEEE80211_BAND_2GHZ; - - /* - * FIXME: this gives warning from __ieee80211_rx() - * - * status.rate_idx = data->rate; - */ - - len = data->length; - - if (data->flags & LM_FLAG_ALIGN) - align = 1; - - skb_pull(skb, sizeof(*data)); - - if (align) { - p = skb->data; - align_len = *p; - skb_pull(skb, align_len); - } - - skb_trim(skb, len); - - stlc45xx_debug(DEBUG_RX, "rx data 0x%p %d B", skb->data, skb->len); - stlc45xx_dump(DEBUG_RX_CONTENT, skb->data, skb->len); - - memcpy(IEEE80211_SKB_RXCB(skb), &status, sizeof(status)); - ieee80211_rx(stlc->hw, skb); - - return 0; -} - - - -static int stlc45xx_rx(struct stlc45xx *stlc) -{ - struct s_lm_control *control; - struct sk_buff *skb; - int ret; - u16 len; - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - stlc45xx_wakeup(stlc); - - /* dummy read to flush SPI DMA controller bug */ - stlc45xx_read16(stlc, SPI_ADRS_GEN_PURP_1); - - len = stlc45xx_read16(stlc, SPI_ADRS_DMA_DATA); - - if (len == 0) { - stlc45xx_warning("rx request of zero bytes"); - return 0; - } - - skb = dev_alloc_skb(len); - if (!skb) { - stlc45xx_warning("could not alloc skb"); - return 0; - } - - stlc45xx_spi_read(stlc, SPI_ADRS_DMA_DATA, skb_put(skb, len), len); - - stlc45xx_sleep(stlc); - - stlc45xx_debug(DEBUG_RX, "rx frame 0x%p %d B", skb->data, skb->len); - stlc45xx_dump(DEBUG_RX_CONTENT, skb->data, skb->len); - - control = (struct s_lm_control *) skb->data; - - if (control->flags & LM_FLAG_CONTROL) - ret = stlc45xx_rx_control(stlc, skb); - else - ret = stlc45xx_rx_data(stlc, skb); - - return ret; -} - - -static irqreturn_t stlc45xx_interrupt(int irq, void *config) -{ - struct spi_device *spi = config; - struct stlc45xx *stlc = dev_get_drvdata(&spi->dev); - - stlc45xx_debug(DEBUG_IRQ, "IRQ"); - - queue_work(stlc->hw->workqueue, &stlc->work); - - return IRQ_HANDLED; -} - -static int stlc45xx_tx_frame(struct stlc45xx *stlc, u32 address, - void *buf, size_t len) -{ - struct s_dma_regs dma_regs; - unsigned long timeout; - int ret = 0; - u32 ints; - - stlc->tx_frames++; - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - stlc45xx_debug(DEBUG_TX, "tx frame 0x%p %zu B", buf, len); - stlc45xx_dump(DEBUG_TX_CONTENT, buf, len); - - stlc45xx_wakeup(stlc); - - dma_regs.cmd = SPI_DMA_WRITE_CTRL_ENABLE; - dma_regs.len = cpu_to_le16(len); - dma_regs.addr = cpu_to_le32(address); - - stlc45xx_spi_write(stlc, SPI_ADRS_DMA_WRITE_CTRL, &dma_regs, - sizeof(dma_regs)); - - stlc45xx_spi_write(stlc, SPI_ADRS_DMA_DATA, buf, len); - - timeout = jiffies + 2 * HZ; - ints = stlc45xx_read32(stlc, SPI_ADRS_HOST_INTERRUPTS); - while (!(ints & SPI_HOST_INT_WR_READY)) { - if (time_after(jiffies, timeout)) { - stlc45xx_warning("WR_READY timeout"); - ret = -1; - goto out; - } - ints = stlc45xx_read32(stlc, SPI_ADRS_HOST_INTERRUPTS); - } - - stlc45xx_int_ack(stlc, SPI_HOST_INT_WR_READY); - - stlc45xx_sleep(stlc); - -out: - return ret; -} - -static int stlc45xx_wq_tx(struct stlc45xx *stlc) -{ - struct txbuffer *entry; - int ret = 0; - - spin_lock_bh(&stlc->tx_lock); - - while (!list_empty(&stlc->tx_pending)) { - entry = list_entry(stlc->tx_pending.next, - struct txbuffer, tx_list); - - list_del_init(&entry->tx_list); - - spin_unlock_bh(&stlc->tx_lock); - - ret = stlc45xx_tx_frame(stlc, entry->frame_start, - entry->skb->data, entry->skb->len); - - spin_lock_bh(&stlc->tx_lock); - - if (ret < 0) { - /* frame transfer to firmware buffer failed */ - /* FIXME: report this to mac80211 */ - dev_kfree_skb(entry->skb); - stlc45xx_txbuffer_free(stlc, entry); - goto out; - } - - list_add(&entry->tx_list, &stlc->tx_sent); - queue_delayed_work(stlc->hw->workqueue, - &stlc->work_tx_timeout, - msecs_to_jiffies(TX_TIMEOUT)); - } - -out: - spin_unlock_bh(&stlc->tx_lock); - return ret; -} - -static void stlc45xx_work(struct work_struct *work) -{ - struct stlc45xx *stlc = container_of(work, struct stlc45xx, work); - u32 ints; - int ret; - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - mutex_lock(&stlc->mutex); - - if (stlc->fw_state == FW_STATE_OFF && - stlc->fw_state == FW_STATE_RESET) - goto out; - - ints = stlc45xx_read32(stlc, SPI_ADRS_HOST_INTERRUPTS); - stlc45xx_debug(DEBUG_BH, "begin host_ints 0x%08x", ints); - - if (ints & SPI_HOST_INT_READY) { - stlc45xx_int_ready(stlc); - stlc45xx_int_ack(stlc, SPI_HOST_INT_READY); - } - - if (stlc->fw_state != FW_STATE_READY) - goto out; - - if (ints & SPI_HOST_INT_UPDATE) { - stlc45xx_int_ack(stlc, SPI_HOST_INT_UPDATE); - ret = stlc45xx_rx(stlc); - if (ret < 0) { - stlc45xx_reset(stlc); - goto out; - } - } - if (ints & SPI_HOST_INT_SW_UPDATE) { - stlc45xx_int_ack(stlc, SPI_HOST_INT_SW_UPDATE); - ret = stlc45xx_rx(stlc); - if (ret < 0) { - stlc45xx_reset(stlc); - goto out; - } - } - - ret = stlc45xx_wq_tx(stlc); - if (ret < 0) { - stlc45xx_reset(stlc); - goto out; - } - - ints = stlc45xx_read32(stlc, SPI_ADRS_HOST_INTERRUPTS); - stlc45xx_debug(DEBUG_BH, "end host_ints 0x%08x", ints); - -out: - mutex_unlock(&stlc->mutex); -} - -static void stlc45xx_tx_edcf(struct stlc45xx *stlc) -{ - struct s_lm_control *control; - struct s_lmo_edcf *edcf; - size_t len, edcf_len; - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - edcf_len = sizeof(*edcf); - len = sizeof(*control) + edcf_len; - control = kzalloc(len, GFP_KERNEL); - edcf = (struct s_lmo_edcf *) (control + 1); - - control->flags = LM_FLAG_CONTROL | LM_CTRL_OPSET; - control->length = edcf_len; - control->oid = LM_OID_EDCF; - - edcf->slottime = 0x14; - edcf->sifs = 10; - edcf->eofpad = 6; - edcf->maxburst = 1500; - - edcf->queues[0].aifs = 2; - edcf->queues[0].pad0 = 1; - edcf->queues[0].cwmin = 3; - edcf->queues[0].cwmax = 7; - edcf->queues[0].txop = 47; - edcf->queues[1].aifs = 2; - edcf->queues[1].pad0 = 0; - edcf->queues[1].cwmin = 7; - edcf->queues[1].cwmax = 15; - edcf->queues[1].txop = 94; - edcf->queues[2].aifs = 3; - edcf->queues[2].pad0 = 0; - edcf->queues[2].cwmin = 15; - edcf->queues[2].cwmax = 1023; - edcf->queues[2].txop = 0; - edcf->queues[3].aifs = 7; - edcf->queues[3].pad0 = 0; - edcf->queues[3].cwmin = 15; - edcf->queues[3].cwmax = 1023; - edcf->queues[3].txop = 0; - edcf->queues[4].aifs = 13; - edcf->queues[4].pad0 = 99; - edcf->queues[4].cwmin = 3437; - edcf->queues[4].cwmax = 512; - edcf->queues[4].txop = 12; - edcf->queues[5].aifs = 142; - edcf->queues[5].pad0 = 109; - edcf->queues[5].cwmin = 8756; - edcf->queues[5].cwmax = 6; - edcf->queues[5].txop = 0; - edcf->queues[6].aifs = 4; - edcf->queues[6].pad0 = 0; - edcf->queues[6].cwmin = 0; - edcf->queues[6].cwmax = 58705; - edcf->queues[6].txop = 25716; - edcf->queues[7].aifs = 0; - edcf->queues[7].pad0 = 0; - edcf->queues[7].cwmin = 0; - edcf->queues[7].cwmax = 0; - edcf->queues[7].txop = 0; - - stlc45xx_tx_frame(stlc, FIRMWARE_CONFIG_START, control, len); - - kfree(control); -} - -static void stlc45xx_tx_setup(struct stlc45xx *stlc) -{ - struct s_lm_control *control; - struct s_lmo_setup *setup; - size_t len, setup_len; - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - setup_len = sizeof(*setup); - len = sizeof(*control) + setup_len; - control = kzalloc(len, GFP_KERNEL); - setup = (struct s_lmo_setup *) (control + 1); - - control->flags = LM_FLAG_CONTROL | LM_CTRL_OPSET; - control->length = setup_len; - control->oid = LM_OID_SETUP; - - setup->flags = LM_SETUP_INFRA; - setup->antenna = 2; - setup->rx_align = 0; - setup->rx_buffer = FIRMWARE_RXBUFFER_START; - setup->rx_mtu = FIRMWARE_MTU; - setup->frontend = 5; - setup->timeout = 0; - setup->truncate = 48896; - setup->bratemask = 0xffffffff; - setup->ref_clock = 644245094; - setup->lpf_bandwidth = 65535; - setup->osc_start_delay = 65535; - - memcpy(setup->macaddr, stlc->mac_addr, ETH_ALEN); - memcpy(setup->bssid, stlc->bssid, ETH_ALEN); - - stlc45xx_tx_frame(stlc, FIRMWARE_CONFIG_START, control, len); - - kfree(control); -} - -static void stlc45xx_tx_scan(struct stlc45xx *stlc) -{ - struct s_lm_control *control; - struct s_lmo_scan *scan; - size_t len, scan_len; - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - scan_len = sizeof(*scan); - len = sizeof(*control) + scan_len; - control = kzalloc(len, GFP_KERNEL); - scan = (struct s_lmo_scan *) (control + 1); - - control->flags = LM_FLAG_CONTROL | LM_CTRL_OPSET; - control->length = scan_len; - control->oid = LM_OID_SCAN; - - scan->flags = LM_SCAN_EXIT; - scan->bratemask = 0x15f; - scan->aloft[0] = 3; - scan->aloft[1] = 3; - scan->aloft[2] = 1; - scan->aloft[3] = 0; - scan->aloft[4] = 0; - scan->aloft[5] = 0; - scan->aloft[6] = 0; - scan->aloft[7] = 0; - - memcpy(&scan->rssical, &stlc->cal_rssi[(stlc->channel - 1) * - RSSI_CAL_LEN], - RSSI_CAL_LEN); - memcpy(&scan->channel, &stlc->cal_channels[(stlc->channel - 1) * - CHANNEL_CAL_LEN], - CHANNEL_CAL_LEN); - - stlc45xx_tx_frame(stlc, FIRMWARE_CONFIG_START, control, len); - - kfree(control); -} - -/* - * caller must hold mutex - */ -static int stlc45xx_tx_pspoll(struct stlc45xx *stlc, bool powersave) -{ - struct ieee80211_hdr *pspoll; - int payload_len, padding, i; - struct s_lm_data_out *data; - struct txbuffer *entry; - struct sk_buff *skb; - char *payload; - u16 fc; - - skb = dev_alloc_skb(stlc->hw->extra_tx_headroom + 16); - if (!skb) { - stlc45xx_warning("failed to allocate pspoll frame"); - return -ENOMEM; - } - skb_reserve(skb, stlc->hw->extra_tx_headroom); - - pspoll = (struct ieee80211_hdr *) skb_put(skb, 16); - memset(pspoll, 0, 16); - fc = IEEE80211_FTYPE_CTL | IEEE80211_STYPE_PSPOLL; - if (powersave) - fc |= IEEE80211_FCTL_PM; - pspoll->frame_control = cpu_to_le16(fc); - pspoll->duration_id = cpu_to_le16(stlc->aid); - - /* aid in PS-Poll has its two MSBs each set to 1 */ - pspoll->duration_id |= cpu_to_le16(1 << 15) | cpu_to_le16(1 << 14); - - memcpy(pspoll->addr1, stlc->bssid, ETH_ALEN); - memcpy(pspoll->addr2, stlc->mac_addr, ETH_ALEN); - - stlc45xx_debug(DEBUG_PSM, "sending PS-Poll frame to %pM (powersave %d, " - "fc 0x%x, aid %d)", pspoll->addr1, - powersave, fc, stlc->aid); - - spin_lock_bh(&stlc->tx_lock); - - entry = stlc45xx_txbuffer_alloc(stlc, skb->len); - - spin_unlock_bh(&stlc->tx_lock); - - if (!entry) { - /* - * The queue should be stopped before the firmware buffer - * is full, so firmware buffer should always have enough - * space. - * - * But I'm too lazy and omit it for now. - */ - if (net_ratelimit()) - stlc45xx_warning("firmware tx buffer full is full " - "for null frame"); - return -ENOSPC; - } - - payload = skb->data; - payload_len = skb->len; - padding = (int) (skb->data - sizeof(*data)) & 3; - entry->header_len = sizeof(*data) + padding; - - entry->skb = skb; - entry->status_needed = false; - entry->handle = (u32) skb; - entry->lifetime = jiffies + msecs_to_jiffies(TX_FRAME_LIFETIME); - - stlc45xx_debug(DEBUG_TX, "tx data 0x%x (0x%p payload %d B " - "padding %d header_len %d)", - entry->handle, payload, payload_len, padding, - entry->header_len); - stlc45xx_dump(DEBUG_TX_CONTENT, payload, payload_len); - - data = (struct s_lm_data_out *) skb_push(skb, entry->header_len); - - memset(data, 0, entry->header_len); - - if (padding) - data->flags = LM_FLAG_ALIGN; - - data->flags = LM_OUT_BURST; - data->length = payload_len; - data->handle = entry->handle; - data->aid = 1; - data->rts_retries = 7; - data->retries = 7; - data->aloft_ctrl = 0; - data->crypt_offset = 58; - data->keytype = 0; - data->keylen = 0; - data->queue = LM_QUEUE_DATA3; - data->backlog = 32; - data->antenna = 2; - data->cts = 3; - data->power = 127; - - for (i = 0; i < 8; i++) - data->aloft[i] = 0; - - /* - * check if there's enough space in tx buffer - * - * FIXME: ignored for now - */ - - stlc45xx_tx_frame(stlc, entry->start, skb->data, skb->len); - - list_add(&entry->tx_list, &stlc->tx_sent); - - return 0; -} - -/* - * caller must hold mutex - * - * shamelessly stolen from mac80211/ieee80211_send_nullfunc - */ -static int stlc45xx_tx_nullfunc(struct stlc45xx *stlc, bool powersave) -{ - struct ieee80211_hdr *nullfunc; - int payload_len, padding, i; - struct s_lm_data_out *data; - struct txbuffer *entry; - struct sk_buff *skb; - char *payload; - u16 fc; - - skb = dev_alloc_skb(stlc->hw->extra_tx_headroom + 24); - if (!skb) { - stlc45xx_warning("failed to allocate buffer for null frame\n"); - return -ENOMEM; - } - skb_reserve(skb, stlc->hw->extra_tx_headroom); - - nullfunc = (struct ieee80211_hdr *) skb_put(skb, 24); - memset(nullfunc, 0, 24); - fc = IEEE80211_FTYPE_DATA | IEEE80211_STYPE_NULLFUNC | - IEEE80211_FCTL_TODS; - - if (powersave) - fc |= IEEE80211_FCTL_PM; - - nullfunc->frame_control = cpu_to_le16(fc); - memcpy(nullfunc->addr1, stlc->bssid, ETH_ALEN); - memcpy(nullfunc->addr2, stlc->mac_addr, ETH_ALEN); - memcpy(nullfunc->addr3, stlc->bssid, ETH_ALEN); - - stlc45xx_debug(DEBUG_PSM, "sending Null frame to %pM (powersave %d, " - "fc 0x%x)", nullfunc->addr1, powersave, fc); - - spin_lock_bh(&stlc->tx_lock); - - entry = stlc45xx_txbuffer_alloc(stlc, skb->len); - - spin_unlock_bh(&stlc->tx_lock); - - if (!entry) { - /* - * The queue should be stopped before the firmware buffer - * is full, so firmware buffer should always have enough - * space. - * - * But I'm too lazy and omit it for now. - */ - if (net_ratelimit()) - stlc45xx_warning("firmware tx buffer full is full " - "for null frame"); - return -ENOSPC; - } - - payload = skb->data; - payload_len = skb->len; - padding = (int) (skb->data - sizeof(*data)) & 3; - entry->header_len = sizeof(*data) + padding; - - entry->skb = skb; - entry->status_needed = false; - entry->handle = (u32) skb; - entry->lifetime = jiffies + msecs_to_jiffies(TX_FRAME_LIFETIME); - - stlc45xx_debug(DEBUG_TX, "tx data 0x%x (0x%p payload %d B " - "padding %d header_len %d)", - entry->handle, payload, payload_len, padding, - entry->header_len); - stlc45xx_dump(DEBUG_TX_CONTENT, payload, payload_len); - - data = (struct s_lm_data_out *) skb_push(skb, entry->header_len); - - memset(data, 0, entry->header_len); - - if (padding) - data->flags = LM_FLAG_ALIGN; - - data->flags = LM_OUT_BURST; - data->length = payload_len; - data->handle = entry->handle; - data->aid = 1; - data->rts_retries = 7; - data->retries = 7; - data->aloft_ctrl = 0; - data->crypt_offset = 58; - data->keytype = 0; - data->keylen = 0; - data->queue = LM_QUEUE_DATA3; - data->backlog = 32; - data->antenna = 2; - data->cts = 3; - data->power = 127; - - for (i = 0; i < 8; i++) - data->aloft[i] = 0; - - /* - * check if there's enough space in tx buffer - * - * FIXME: ignored for now - */ - - stlc45xx_tx_frame(stlc, entry->start, skb->data, skb->len); - - list_add(&entry->tx_list, &stlc->tx_sent); - - return 0; -} - -/* caller must hold mutex */ -static void stlc45xx_tx_psm(struct stlc45xx *stlc, bool enable) -{ - struct s_lm_control *control; - struct s_lmo_psm *psm; - size_t len, psm_len; - - WARN_ON(!stlc->associated); - WARN_ON(stlc->aid < 1); - WARN_ON(stlc->aid > 2007); - - psm_len = sizeof(*psm); - len = sizeof(*control) + psm_len; - control = kzalloc(len, GFP_KERNEL); - psm = (struct s_lmo_psm *) (control + 1); - - control->flags = LM_FLAG_CONTROL | LM_CTRL_OPSET; - control->length = psm_len; - control->oid = LM_OID_PSM; - - if (enable) - psm->flags |= LM_PSM; - - psm->aid = stlc->aid; - - psm->beacon_rcpi_skip_max = 60; - - psm->intervals[0].interval = 1; - psm->intervals[0].periods = 1; - psm->intervals[1].interval = 1; - psm->intervals[1].periods = 1; - psm->intervals[2].interval = 1; - psm->intervals[2].periods = 1; - psm->intervals[3].interval = 1; - psm->intervals[3].periods = 1; - - psm->nr = 0; - psm->exclude[0] = 0; - - stlc45xx_debug(DEBUG_PSM, "sending LM_OID_PSM (aid %d, interval %d)", - psm->aid, psm->intervals[0].interval); - - stlc45xx_tx_frame(stlc, FIRMWARE_CONFIG_START, control, len); - - kfree(control); -} - -static int stlc45xx_op_tx(struct ieee80211_hw *hw, struct sk_buff *skb) -{ - struct stlc45xx *stlc = hw->priv; - struct ieee80211_tx_info *info; - struct ieee80211_rate *rate; - int payload_len, padding, i; - struct s_lm_data_out *data; - struct txbuffer *entry; - char *payload; - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - spin_lock_bh(&stlc->tx_lock); - - entry = stlc45xx_txbuffer_alloc(stlc, skb->len); - if (!entry) { - /* the queue should be stopped before the firmware buffer - * is full, so firmware buffer should always have enough - * space */ - if (net_ratelimit()) - stlc45xx_warning("firmware buffer full"); - spin_unlock_bh(&stlc->tx_lock); - return NETDEV_TX_BUSY; - } - - info = IEEE80211_SKB_CB(skb); - - payload = skb->data; - payload_len = skb->len; - padding = (int) (skb->data - sizeof(*data)) & 3; - entry->header_len = sizeof(*data) + padding; - - entry->skb = skb; - entry->status_needed = true; - entry->handle = (u32) skb; - entry->lifetime = jiffies + msecs_to_jiffies(TX_FRAME_LIFETIME); - - stlc45xx_debug(DEBUG_TX, "tx data 0x%x (0x%p payload %d B " - "padding %d header_len %d)", - entry->handle, payload, payload_len, padding, - entry->header_len); - stlc45xx_dump(DEBUG_TX_CONTENT, payload, payload_len); - - data = (struct s_lm_data_out *) skb_push(skb, entry->header_len); - - memset(data, 0, entry->header_len); - - if (padding) - data->flags = LM_FLAG_ALIGN; - - data->flags = LM_OUT_BURST; - data->length = payload_len; - data->handle = entry->handle; - data->aid = 1; - data->rts_retries = 7; - data->retries = 7; - data->aloft_ctrl = 0; - data->crypt_offset = 58; - data->keytype = 0; - data->keylen = 0; - data->queue = 2; - data->backlog = 32; - data->antenna = 2; - data->cts = 3; - data->power = 127; - - for (i = 0; i < 8; i++) { - rate = ieee80211_get_tx_rate(stlc->hw, info); - data->aloft[i] = rate->hw_value; - } - - list_add_tail(&entry->tx_list, &stlc->tx_pending); - - /* check if there's enough space in tx buffer */ - if (stlc45xx_txbuffer_find(stlc, MAX_FRAME_LEN) == -1) { - stlc45xx_debug(DEBUG_QUEUE, "tx buffer full, stopping queues"); - stlc->tx_queue_stopped = 1; - ieee80211_stop_queues(stlc->hw); - } - - queue_work(stlc->hw->workqueue, &stlc->work); - - spin_unlock_bh(&stlc->tx_lock); - - return NETDEV_TX_OK; -} - -static int stlc45xx_op_start(struct ieee80211_hw *hw) -{ - struct stlc45xx *stlc = hw->priv; - unsigned long timeout; - int ret = 0; - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - mutex_lock(&stlc->mutex); - - stlc->fw_state = FW_STATE_BOOTING; - stlc->channel = 1; - - stlc45xx_power_on(stlc); - - ret = stlc45xx_upload_firmware(stlc); - if (ret < 0) { - stlc45xx_power_off(stlc); - goto out_unlock; - } - - stlc->tx_queue_stopped = 0; - - mutex_unlock(&stlc->mutex); - - timeout = msecs_to_jiffies(2000); - timeout = wait_for_completion_interruptible_timeout(&stlc->fw_comp, - timeout); - if (!timeout) { - stlc45xx_error("firmware boot failed"); - stlc45xx_power_off(stlc); - ret = -1; - goto out; - } - - stlc45xx_debug(DEBUG_BOOT, "firmware booted"); - - /* FIXME: should we take mutex just after wait_for_completion()? */ - mutex_lock(&stlc->mutex); - - WARN_ON(stlc->fw_state != FW_STATE_READY); - -out_unlock: - mutex_unlock(&stlc->mutex); - -out: - return ret; -} - -static void stlc45xx_op_stop(struct ieee80211_hw *hw) -{ - struct stlc45xx *stlc = hw->priv; - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - mutex_lock(&stlc->mutex); - - WARN_ON(stlc->fw_state != FW_STATE_READY); - - stlc45xx_power_off(stlc); - - /* FIXME: make sure that all work_structs have completed */ - - spin_lock_bh(&stlc->tx_lock); - stlc45xx_flush_queues(stlc); - spin_unlock_bh(&stlc->tx_lock); - - stlc->fw_state = FW_STATE_OFF; - - mutex_unlock(&stlc->mutex); -} - -static int stlc45xx_op_add_interface(struct ieee80211_hw *hw, - struct ieee80211_if_init_conf *conf) -{ - struct stlc45xx *stlc = hw->priv; - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - switch (conf->type) { - case NL80211_IFTYPE_STATION: - break; - default: - return -EOPNOTSUPP; - } - - memcpy(stlc->mac_addr, conf->mac_addr, ETH_ALEN); - - return 0; -} - -static void stlc45xx_op_remove_interface(struct ieee80211_hw *hw, - struct ieee80211_if_init_conf *conf) -{ - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); -} - -static int stlc45xx_op_config(struct ieee80211_hw *hw, u32 changed) -{ - struct stlc45xx *stlc = hw->priv; - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - mutex_lock(&stlc->mutex); - - stlc->channel = hw->conf.channel->hw_value; - stlc45xx_tx_scan(stlc); - stlc45xx_tx_setup(stlc); - stlc45xx_tx_edcf(stlc); - - if ((hw->conf.flags & IEEE80211_CONF_PS) != stlc->psm) { - stlc->psm = hw->conf.flags & IEEE80211_CONF_PS; - if (stlc->associated) { - stlc45xx_tx_psm(stlc, stlc->psm); - stlc45xx_tx_nullfunc(stlc, stlc->psm); - } - } - - mutex_unlock(&stlc->mutex); - - return 0; -} - -static void stlc45xx_op_configure_filter(struct ieee80211_hw *hw, - unsigned int changed_flags, - unsigned int *total_flags, - int mc_count, - struct dev_addr_list *mc_list) -{ - *total_flags = 0; -} - -static void stlc45xx_op_bss_info_changed(struct ieee80211_hw *hw, - struct ieee80211_vif *vif, - struct ieee80211_bss_conf *info, - u32 changed) -{ - struct stlc45xx *stlc = hw->priv; - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - mutex_lock(&stlc->mutex); - - memcpy(stlc->bssid, info->bssid, ETH_ALEN); - stlc45xx_tx_setup(stlc); - - mutex_unlock(&stlc->mutex); - - if (changed & BSS_CHANGED_ASSOC) { - stlc->associated = info->assoc; - if (info->assoc) - stlc->aid = info->aid; - else - stlc->aid = -1; - - if (stlc->psm) { - stlc45xx_tx_psm(stlc, stlc->psm); - stlc45xx_tx_nullfunc(stlc, stlc->psm); - } - } -} - - -/* can't be const, mac80211 writes to this */ -static struct ieee80211_rate stlc45xx_rates[] = { - { .bitrate = 10, .hw_value = 0, .hw_value_short = 0, }, - { .bitrate = 20, .hw_value = 1, .hw_value_short = 1, }, - { .bitrate = 55, .hw_value = 2, .hw_value_short = 2, }, - { .bitrate = 110, .hw_value = 3, .hw_value_short = 3, }, - { .bitrate = 60, .hw_value = 4, .hw_value_short = 4, }, - { .bitrate = 90, .hw_value = 5, .hw_value_short = 5, }, - { .bitrate = 120, .hw_value = 6, .hw_value_short = 6, }, - { .bitrate = 180, .hw_value = 7, .hw_value_short = 7, }, - { .bitrate = 240, .hw_value = 8, .hw_value_short = 8, }, - { .bitrate = 360, .hw_value = 9, .hw_value_short = 9, }, - { .bitrate = 480, .hw_value = 10, .hw_value_short = 10, }, - { .bitrate = 540, .hw_value = 11, .hw_value_short = 11, }, -}; - -/* can't be const, mac80211 writes to this */ -static struct ieee80211_channel stlc45xx_channels[] = { - { .hw_value = 1, .center_freq = 2412}, - { .hw_value = 2, .center_freq = 2417}, - { .hw_value = 3, .center_freq = 2422}, - { .hw_value = 4, .center_freq = 2427}, - { .hw_value = 5, .center_freq = 2432}, - { .hw_value = 6, .center_freq = 2437}, - { .hw_value = 7, .center_freq = 2442}, - { .hw_value = 8, .center_freq = 2447}, - { .hw_value = 9, .center_freq = 2452}, - { .hw_value = 10, .center_freq = 2457}, - { .hw_value = 11, .center_freq = 2462}, - { .hw_value = 12, .center_freq = 2467}, - { .hw_value = 13, .center_freq = 2472}, -}; - -/* can't be const, mac80211 writes to this */ -static struct ieee80211_supported_band stlc45xx_band_2ghz = { - .channels = stlc45xx_channels, - .n_channels = ARRAY_SIZE(stlc45xx_channels), - .bitrates = stlc45xx_rates, - .n_bitrates = ARRAY_SIZE(stlc45xx_rates), -}; - -static const struct ieee80211_ops stlc45xx_ops = { - .start = stlc45xx_op_start, - .stop = stlc45xx_op_stop, - .add_interface = stlc45xx_op_add_interface, - .remove_interface = stlc45xx_op_remove_interface, - .config = stlc45xx_op_config, - .configure_filter = stlc45xx_op_configure_filter, - .tx = stlc45xx_op_tx, - .bss_info_changed = stlc45xx_op_bss_info_changed, -}; - -static int stlc45xx_register_mac80211(struct stlc45xx *stlc) -{ - /* FIXME: SET_IEEE80211_PERM_ADDR() requires default_mac_addr - to be non-const for some strange reason */ - static u8 default_mac_addr[ETH_ALEN] = { - 0x00, 0x02, 0xee, 0xc0, 0xff, 0xee - }; - int ret; - - SET_IEEE80211_PERM_ADDR(stlc->hw, default_mac_addr); - - ret = ieee80211_register_hw(stlc->hw); - if (ret) { - stlc45xx_error("unable to register mac80211 hw: %d", ret); - return ret; - } - - return 0; -} - -static void stlc45xx_device_release(struct device *dev) -{ - -} - -static struct platform_device stlc45xx_device = { - .name = "stlc45xx", - .id = -1, - - /* device model insists to have a release function */ - .dev = { - .release = stlc45xx_device_release, - }, -}; - -static int __devinit stlc45xx_probe(struct spi_device *spi) -{ - struct stlc45xx *stlc; - struct ieee80211_hw *hw; - int ret; - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - /* mac80211 alloc */ - hw = ieee80211_alloc_hw(sizeof(*stlc), &stlc45xx_ops); - if (!hw) { - stlc45xx_error("could not alloc ieee80211_hw"); - ret = -ENOMEM; - goto out; - } - - /* mac80211 clears hw->priv */ - stlc = hw->priv; - - stlc->hw = hw; - dev_set_drvdata(&spi->dev, stlc); - stlc->spi = spi; - - spi->bits_per_word = 16; - spi->max_speed_hz = 24000000; - - ret = spi_setup(spi); - if (ret < 0) - stlc45xx_error("spi_setup failed"); - - ret = gpio_request(stlc45xx_gpio_power, "stlc45xx power"); - if (ret < 0) { - stlc45xx_error("power GPIO request failed: %d", ret); - return ret; - } - - ret = gpio_request(stlc45xx_gpio_irq, "stlc45xx irq"); - if (ret < 0) { - stlc45xx_error("irq GPIO request failed: %d", ret); - goto out; - } - - gpio_direction_output(stlc45xx_gpio_power, 0); - gpio_direction_input(stlc45xx_gpio_irq); - - ret = request_irq(gpio_to_irq(stlc45xx_gpio_irq), - stlc45xx_interrupt, IRQF_DISABLED, "stlc45xx", - stlc->spi); - if (ret < 0) - /* FIXME: handle the error */ - stlc45xx_error("request_irq() failed"); - - set_irq_type(gpio_to_irq(stlc45xx_gpio_irq), - IRQ_TYPE_EDGE_RISING); - - disable_irq(gpio_to_irq(stlc45xx_gpio_irq)); - - ret = platform_device_register(&stlc45xx_device); - if (ret) { - stlc45xx_error("Couldn't register wlan_omap device."); - return ret; - } - dev_set_drvdata(&stlc45xx_device.dev, stlc); - - INIT_WORK(&stlc->work, stlc45xx_work); - INIT_WORK(&stlc->work_reset, stlc45xx_work_reset); - INIT_DELAYED_WORK(&stlc->work_tx_timeout, stlc45xx_work_tx_timeout); - mutex_init(&stlc->mutex); - init_completion(&stlc->fw_comp); - spin_lock_init(&stlc->tx_lock); - INIT_LIST_HEAD(&stlc->txbuffer); - INIT_LIST_HEAD(&stlc->tx_pending); - INIT_LIST_HEAD(&stlc->tx_sent); - - hw->flags = IEEE80211_HW_RX_INCLUDES_FCS | - IEEE80211_HW_SIGNAL_DBM | - IEEE80211_HW_NOISE_DBM; - /* four bytes for padding */ - hw->extra_tx_headroom = sizeof(struct s_lm_data_out) + 4; - - /* unit us */ - hw->channel_change_time = 1000; - - hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION); - hw->wiphy->bands[IEEE80211_BAND_2GHZ] = &stlc45xx_band_2ghz; - - SET_IEEE80211_DEV(hw, &spi->dev); - - BUILD_BUG_ON(sizeof(default_cal_rssi) != RSSI_CAL_ARRAY_LEN); - BUILD_BUG_ON(sizeof(default_cal_channels) != CHANNEL_CAL_ARRAY_LEN); - - stlc->cal_rssi = kmemdup(default_cal_rssi, RSSI_CAL_ARRAY_LEN, - GFP_KERNEL); - stlc->cal_channels = kmemdup(default_cal_channels, - CHANNEL_CAL_ARRAY_LEN, - GFP_KERNEL); - - ret = device_create_file(&stlc45xx_device.dev, &dev_attr_cal_rssi); - if (ret < 0) { - stlc45xx_error("failed to create sysfs file cal_rssi"); - goto out; - } - - ret = device_create_file(&stlc45xx_device.dev, &dev_attr_cal_channels); - if (ret < 0) { - stlc45xx_error("failed to create sysfs file cal_channels"); - goto out; - } - - ret = device_create_file(&stlc45xx_device.dev, &dev_attr_tx_buf); - if (ret < 0) { - stlc45xx_error("failed to create sysfs file tx_buf"); - goto out; - } - - ret = stlc45xx_register_mac80211(stlc); - if (ret < 0) - goto out; - - stlc45xx_info("v" DRIVER_VERSION " loaded"); - - stlc45xx_info("config buffer 0x%x-0x%x", - FIRMWARE_CONFIG_START, FIRMWARE_CONFIG_END); - stlc45xx_info("tx 0x%x-0x%x, rx 0x%x-0x%x", - FIRMWARE_TXBUFFER_START, FIRMWARE_TXBUFFER_END, - FIRMWARE_RXBUFFER_START, FIRMWARE_RXBUFFER_END); - -out: - return ret; -} - -static int __devexit stlc45xx_remove(struct spi_device *spi) -{ - struct stlc45xx *stlc = dev_get_drvdata(&spi->dev); - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - platform_device_unregister(&stlc45xx_device); - - ieee80211_unregister_hw(stlc->hw); - - free_irq(gpio_to_irq(stlc45xx_gpio_irq), spi); - - gpio_free(stlc45xx_gpio_power); - gpio_free(stlc45xx_gpio_irq); - - /* FIXME: free cal_channels and cal_rssi? */ - - kfree(stlc->fw); - - mutex_destroy(&stlc->mutex); - - /* frees also stlc */ - ieee80211_free_hw(stlc->hw); - stlc = NULL; - - return 0; -} - - -static struct spi_driver stlc45xx_spi_driver = { - .driver = { - /* use cx3110x name because board-n800.c uses that for the - * SPI port */ - .name = "cx3110x", - .bus = &spi_bus_type, - .owner = THIS_MODULE, - }, - - .probe = stlc45xx_probe, - .remove = __devexit_p(stlc45xx_remove), -}; - -static int __init stlc45xx_init(void) -{ - int ret; - - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - ret = spi_register_driver(&stlc45xx_spi_driver); - if (ret < 0) { - stlc45xx_error("failed to register SPI driver: %d", ret); - goto out; - } - -out: - return ret; -} - -static void __exit stlc45xx_exit(void) -{ - stlc45xx_debug(DEBUG_FUNC, "%s", __func__); - - spi_unregister_driver(&stlc45xx_spi_driver); - - stlc45xx_info("unloaded"); -} - -module_init(stlc45xx_init); -module_exit(stlc45xx_exit); - -MODULE_LICENSE("GPL"); -MODULE_AUTHOR("Kalle Valo <kalle.valo@nokia.com>"); -MODULE_ALIAS("spi:cx3110x"); diff --git a/drivers/staging/stlc45xx/stlc45xx.h b/drivers/staging/stlc45xx/stlc45xx.h deleted file mode 100644 index ac96bbbde79..00000000000 --- a/drivers/staging/stlc45xx/stlc45xx.h +++ /dev/null @@ -1,283 +0,0 @@ -/* - * This file is part of stlc45xx - * - * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies). - * - * Contact: Kalle Valo <kalle.valo@nokia.com> - * - * 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. - * - * 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 - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA - * 02110-1301 USA - * - */ - -#include <linux/mutex.h> -#include <linux/list.h> -#include <net/mac80211.h> - -#include "stlc45xx_lmac.h" - -#define DRIVER_NAME "stlc45xx" -#define DRIVER_VERSION "0.1.3" - -#define DRIVER_PREFIX DRIVER_NAME ": " - -enum { - DEBUG_NONE = 0, - DEBUG_FUNC = 1 << 0, - DEBUG_IRQ = 1 << 1, - DEBUG_BH = 1 << 2, - DEBUG_RX = 1 << 3, - DEBUG_RX_CONTENT = 1 << 5, - DEBUG_TX = 1 << 6, - DEBUG_TX_CONTENT = 1 << 8, - DEBUG_TXBUFFER = 1 << 9, - DEBUG_QUEUE = 1 << 10, - DEBUG_BOOT = 1 << 11, - DEBUG_PSM = 1 << 12, - DEBUG_ALL = ~0, -}; - -#define DEBUG_LEVEL DEBUG_NONE -/* #define DEBUG_LEVEL DEBUG_ALL */ -/* #define DEBUG_LEVEL (DEBUG_TX | DEBUG_RX | DEBUG_IRQ) */ -/* #define DEBUG_LEVEL (DEBUG_TX | DEBUG_MEMREGION | DEBUG_QUEUE) */ -/* #define DEBUG_LEVEL (DEBUG_MEMREGION | DEBUG_QUEUE) */ - -#define stlc45xx_error(fmt, arg...) \ - printk(KERN_ERR DRIVER_PREFIX "ERROR " fmt "\n", ##arg) - -#define stlc45xx_warning(fmt, arg...) \ - printk(KERN_WARNING DRIVER_PREFIX "WARNING " fmt "\n", ##arg) - -#define stlc45xx_info(fmt, arg...) \ - printk(KERN_INFO DRIVER_PREFIX fmt "\n", ##arg) - -#define stlc45xx_debug(level, fmt, arg...) \ - do { \ - if (level & DEBUG_LEVEL) \ - printk(KERN_DEBUG DRIVER_PREFIX fmt "\n", ##arg); \ - } while (0) - -#define stlc45xx_dump(level, buf, len) \ - do { \ - if (level & DEBUG_LEVEL) \ - print_hex_dump(KERN_DEBUG, "", DUMP_PREFIX_OFFSET, \ - 16, 1, buf, len, 1); \ - } while (0) - -#define MAC2STR(a) ((a)[0], (a)[1], (a)[2], (a)[3], (a)[4], (a)[5]) -#define MACSTR "%02x:%02x:%02x:%02x:%02x:%02x" - -/* Bit 15 is read/write bit; ON = READ, OFF = WRITE */ -#define ADDR_READ_BIT_15 0x8000 - -#define SPI_ADRS_ARM_INTERRUPTS 0x00 -#define SPI_ADRS_ARM_INT_EN 0x04 - -#define SPI_ADRS_HOST_INTERRUPTS 0x08 -#define SPI_ADRS_HOST_INT_EN 0x0c -#define SPI_ADRS_HOST_INT_ACK 0x10 - -#define SPI_ADRS_GEN_PURP_1 0x14 -#define SPI_ADRS_GEN_PURP_2 0x18 - -/* high word */ -#define SPI_ADRS_DEV_CTRL_STAT 0x26 - -#define SPI_ADRS_DMA_DATA 0x28 - -#define SPI_ADRS_DMA_WRITE_CTRL 0x2c -#define SPI_ADRS_DMA_WRITE_LEN 0x2e -#define SPI_ADRS_DMA_WRITE_BASE 0x30 - -#define SPI_ADRS_DMA_READ_CTRL 0x34 -#define SPI_ADRS_DMA_READ_LEN 0x36 -#define SPI_ADRS_DMA_READ_BASE 0x38 - -#define SPI_CTRL_STAT_HOST_OVERRIDE 0x8000 -#define SPI_CTRL_STAT_START_HALTED 0x4000 -#define SPI_CTRL_STAT_RAM_BOOT 0x2000 -#define SPI_CTRL_STAT_HOST_RESET 0x1000 -#define SPI_CTRL_STAT_HOST_CPU_EN 0x0800 - -#define SPI_DMA_WRITE_CTRL_ENABLE 0x0001 -#define SPI_DMA_READ_CTRL_ENABLE 0x0001 -#define HOST_ALLOWED (1 << 7) - -#define FIRMWARE_ADDRESS 0x20000 - -#define SPI_TIMEOUT 100 /* msec */ - -#define SPI_MAX_TX_PACKETS 32 - -#define SPI_MAX_PACKET_SIZE 32767 - -#define SPI_TARGET_INT_WAKEUP 0x00000001 -#define SPI_TARGET_INT_SLEEP 0x00000002 -#define SPI_TARGET_INT_RDDONE 0x00000004 - -#define SPI_TARGET_INT_CTS 0x00004000 -#define SPI_TARGET_INT_DR 0x00008000 - -#define SPI_HOST_INT_READY 0x00000001 -#define SPI_HOST_INT_WR_READY 0x00000002 -#define SPI_HOST_INT_SW_UPDATE 0x00000004 -#define SPI_HOST_INT_UPDATE 0x10000000 - -/* clear to send */ -#define SPI_HOST_INT_CTS 0x00004000 - -/* data ready */ -#define SPI_HOST_INT_DR 0x00008000 - -#define SPI_HOST_INTS_DEFAULT \ - (SPI_HOST_INT_READY | SPI_HOST_INT_UPDATE | SPI_HOST_INT_SW_UPDATE) - -#define TARGET_BOOT_SLEEP 50 - -/* The firmware buffer is divided into three areas: - * - * o config area (for control commands) - * o tx buffer - * o rx buffer - */ -#define FIRMWARE_BUFFER_START 0x20200 -#define FIRMWARE_BUFFER_END 0x27c60 -#define FIRMWARE_BUFFER_LEN (FIRMWARE_BUFFER_END - FIRMWARE_BUFFER_START) -#define FIRMWARE_MTU 3240 -#define FIRMWARE_CONFIG_PAYLOAD_LEN 1024 -#define FIRMWARE_CONFIG_START FIRMWARE_BUFFER_START -#define FIRMWARE_CONFIG_LEN (sizeof(struct s_lm_control) + \ - FIRMWARE_CONFIG_PAYLOAD_LEN) -#define FIRMWARE_CONFIG_END (FIRMWARE_CONFIG_START + FIRMWARE_CONFIG_LEN - 1) -#define FIRMWARE_RXBUFFER_LEN (5 * FIRMWARE_MTU + 1024) -#define FIRMWARE_RXBUFFER_START (FIRMWARE_BUFFER_END - FIRMWARE_RXBUFFER_LEN) -#define FIRMWARE_RXBUFFER_END (FIRMWARE_RXBUFFER_START + \ - FIRMWARE_RXBUFFER_LEN - 1) -#define FIRMWARE_TXBUFFER_START (FIRMWARE_BUFFER_START + FIRMWARE_CONFIG_LEN) -#define FIRMWARE_TXBUFFER_LEN (FIRMWARE_BUFFER_LEN - FIRMWARE_CONFIG_LEN - \ - FIRMWARE_RXBUFFER_LEN) -#define FIRMWARE_TXBUFFER_END (FIRMWARE_TXBUFFER_START + \ - FIRMWARE_TXBUFFER_LEN - 1) - -#define FIRMWARE_TXBUFFER_HEADER 100 -#define FIRMWARE_TXBUFFER_TRAILER 4 - -/* FIXME: come up with a proper value */ -#define MAX_FRAME_LEN 2500 - -/* unit is ms */ -#define TX_FRAME_LIFETIME 2000 -#define TX_TIMEOUT 4000 - -#define SUPPORTED_CHANNELS 13 - -/* FIXME */ -/* #define CHANNEL_CAL_LEN offsetof(struct s_lmo_scan, bratemask) - \ */ -/* offsetof(struct s_lmo_scan, channel) */ -#define CHANNEL_CAL_LEN 292 -#define CHANNEL_CAL_ARRAY_LEN (SUPPORTED_CHANNELS * CHANNEL_CAL_LEN) -/* FIXME */ -/* #define RSSI_CAL_LEN sizeof(struct s_lmo_scan) - \ */ -/* offsetof(struct s_lmo_scan, rssical) */ -#define RSSI_CAL_LEN 8 -#define RSSI_CAL_ARRAY_LEN (SUPPORTED_CHANNELS * RSSI_CAL_LEN) - -struct s_dma_regs { - unsigned short cmd; - unsigned short len; - unsigned long addr; -}; - -struct stlc45xx_ie_tim { - u8 dtim_count; - u8 dtim_period; - u8 bmap_control; - u8 pvbmap[251]; -}; - -struct txbuffer { - /* can be removed when switched to skb queue */ - struct list_head tx_list; - - struct list_head buffer_list; - - int start; - int frame_start; - int end; - - struct sk_buff *skb; - u32 handle; - - bool status_needed; - - int header_len; - - /* unit jiffies */ - unsigned long lifetime; -}; - -enum fw_state { - FW_STATE_OFF, - FW_STATE_BOOTING, - FW_STATE_READY, - FW_STATE_RESET, - FW_STATE_RESETTING, -}; - -struct stlc45xx { - struct ieee80211_hw *hw; - struct spi_device *spi; - struct work_struct work; - struct work_struct work_reset; - struct delayed_work work_tx_timeout; - struct mutex mutex; - struct completion fw_comp; - - - u8 bssid[ETH_ALEN]; - u8 mac_addr[ETH_ALEN]; - int channel; - - u8 *cal_rssi; - u8 *cal_channels; - - enum fw_state fw_state; - - spinlock_t tx_lock; - - /* protected by tx_lock */ - struct list_head txbuffer; - - /* protected by tx_lock */ - struct list_head tx_pending; - - /* protected by tx_lock */ - int tx_queue_stopped; - - /* protected by mutex */ - struct list_head tx_sent; - - int tx_frames; - - u8 *fw; - int fw_len; - - bool psm; - bool associated; - int aid; - bool pspolling; -}; - - diff --git a/drivers/staging/stlc45xx/stlc45xx_lmac.h b/drivers/staging/stlc45xx/stlc45xx_lmac.h deleted file mode 100644 index af5db801347..00000000000 --- a/drivers/staging/stlc45xx/stlc45xx_lmac.h +++ /dev/null @@ -1,434 +0,0 @@ -/************************************************************************ -* This is the LMAC API interface header file for STLC4560. * -* Copyright (C) 2007 Conexant Systems, Inc. * -* 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. * -* * -* 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, see <http://www.gnu.org/licenses/>.* -*************************************************************************/ - -#ifndef __lmac_h__ -#define __lmac_h__ - -#define LM_TOP_VARIANT 0x0506 -#define LM_BOTTOM_VARIANT 0x0506 - -/* - * LMAC - UMAC interface definition: - */ - -#define LM_FLAG_CONTROL 0x8000 -#define LM_FLAG_ALIGN 0x4000 - -#define LM_CTRL_OPSET 0x0001 - -#define LM_OUT_PROMISC 0x0001 -#define LM_OUT_TIMESTAMP 0x0002 -#define LM_OUT_SEQNR 0x0004 -#define LM_OUT_BURST 0x0010 -#define LM_OUT_NOCANCEL 0x0020 -#define LM_OUT_CLEARTIM 0x0040 -#define LM_OUT_HITCHHIKE 0x0080 -#define LM_OUT_COMPRESS 0x0100 -#define LM_OUT_CONCAT 0x0200 -#define LM_OUT_PCS_ACCEPT 0x0400 -#define LM_OUT_WAITEOSP 0x0800 - - -#define LM_ALOFT_SP 0x10 -#define LM_ALOFT_CTS 0x20 -#define LM_ALOFT_RTS 0x40 -#define LM_ALOFT_MASK 0x1f -#define LM_ALOFT_RATE 0x0f - -#define LM_IN_FCS_GOOD 0x0001 -#define LM_IN_MATCH_MAC 0x0002 -#define LM_IN_MCBC 0x0004 -#define LM_IN_BEACON 0x0008 -#define LM_IN_MATCH_BSS 0x0010 -#define LM_IN_BCAST_BSS 0x0020 -#define LM_IN_DATA 0x0040 -#define LM_IN_TRUNCATED 0x0080 - -#define LM_IN_TRANSPARENT 0x0200 - -#define LM_QUEUE_BEACON 0 -#define LM_QUEUE_SCAN 1 -#define LM_QUEUE_MGT 2 -#define LM_QUEUE_MCBC 3 -#define LM_QUEUE_DATA 4 -#define LM_QUEUE_DATA0 4 -#define LM_QUEUE_DATA1 5 -#define LM_QUEUE_DATA2 6 -#define LM_QUEUE_DATA3 7 - -#define LM_SETUP_INFRA 0x0001 -#define LM_SETUP_IBSS 0x0002 -#define LM_SETUP_TRANSPARENT 0x0008 -#define LM_SETUP_PROMISCUOUS 0x0010 -#define LM_SETUP_HIBERNATE 0x0020 -#define LM_SETUP_NOACK 0x0040 -#define LM_SETUP_RX_DISABLED 0x0080 - -#define LM_ANTENNA_0 0 -#define LM_ANTENNA_1 1 -#define LM_ANTENNA_DIVERSITY 2 - -#define LM_TX_FAILED 0x0001 -#define LM_TX_PSM 0x0002 -#define LM_TX_PSM_CANCELLED 0x0004 - -#define LM_SCAN_EXIT 0x0001 -#define LM_SCAN_TRAP 0x0002 -#define LM_SCAN_ACTIVE 0x0004 -#define LM_SCAN_FILTER 0x0008 - -#define LM_PSM 0x0001 -#define LM_PSM_DTIM 0x0002 -#define LM_PSM_MCBC 0x0004 -#define LM_PSM_CHECKSUM 0x0008 -#define LM_PSM_SKIP_MORE_DATA 0x0010 -#define LM_PSM_BEACON_TIMEOUT 0x0020 -#define LM_PSM_HFOSLEEP 0x0040 -#define LM_PSM_AUTOSWITCH_SLEEP 0x0080 -#define LM_PSM_LPIT 0x0100 -#define LM_PSM_BF_UCAST_SKIP 0x0200 -#define LM_PSM_BF_MCAST_SKIP 0x0400 - -/* hfosleep */ -#define LM_PSM_SLEEP_OPTION_MASK (LM_PSM_AUTOSWITCH_SLEEP | LM_PSM_HFOSLEEP) -#define LM_PSM_SLEEP_OPTION_SHIFT 6 -/* hfosleepend */ -#define LM_PSM_BF_OPTION_MASK (LM_PSM_BF_MCAST_SKIP | LM_PSM_BF_UCAST_SKIP) -#define LM_PSM_BF_OPTION_SHIFT 9 - - -#define LM_PRIVACC_WEP 0x01 -#define LM_PRIVACC_TKIP 0x02 -#define LM_PRIVACC_MICHAEL 0x04 -#define LM_PRIVACC_CCX_KP 0x08 -#define LM_PRIVACC_CCX_MIC 0x10 -#define LM_PRIVACC_AES_CCMP 0x20 - -/* size of s_lm_descr in words */ -#define LM_DESCR_SIZE_WORDS 11 - -#ifndef __ASSEMBLER__ - -enum { - LM_MODE_CLIENT = 0, - LM_MODE_AP -}; - -struct s_lm_descr { - uint16_t modes; - uint16_t flags; - uint32_t buffer_start; - uint32_t buffer_end; - uint8_t header; - uint8_t trailer; - uint8_t tx_queues; - uint8_t tx_depth; - uint8_t privacy; - uint8_t rx_keycache; - uint8_t tim_size; - uint8_t pad1; - uint8_t rates[16]; - uint32_t link; - uint16_t mtu; -}; - - -struct s_lm_control { - uint16_t flags; - uint16_t length; - uint32_t handle; - uint16_t oid; - uint16_t pad; - /* uint8_t data[]; */ -}; - -enum { - LM_PRIV_NONE = 0, - LM_PRIV_WEP, - LM_PRIV_TKIP, - LM_PRIV_TKIPMICHAEL, - LM_PRIV_CCX_WEPMIC, - LM_PRIV_CCX_KPMIC, - LM_PRIV_CCX_KP, - LM_PRIV_AES_CCMP -}; - -enum { - LM_DECRYPT_NONE, - LM_DECRYPT_OK, - LM_DECRYPT_NOKEY, - LM_DECRYPT_NOMICHAEL, - LM_DECRYPT_NOCKIPMIC, - LM_DECRYPT_FAIL_WEP, - LM_DECRYPT_FAIL_TKIP, - LM_DECRYPT_FAIL_MICHAEL, - LM_DECRYPT_FAIL_CKIPKP, - LM_DECRYPT_FAIL_CKIPMIC, - LM_DECRYPT_FAIL_AESCCMP -}; - -struct s_lm_data_out { - uint16_t flags; - uint16_t length; - uint32_t handle; - uint16_t aid; - uint8_t rts_retries; - uint8_t retries; - uint8_t aloft[8]; - uint8_t aloft_ctrl; - uint8_t crypt_offset; - uint8_t keytype; - uint8_t keylen; - uint8_t key[16]; - uint8_t queue; - uint8_t backlog; - uint16_t durations[4]; - uint8_t antenna; - uint8_t cts; - int16_t power; - uint8_t pad[2]; - /*uint8_t data[];*/ -}; - -#define LM_RCPI_INVALID (0xff) - -struct s_lm_data_in { - uint16_t flags; - uint16_t length; - uint16_t frequency; - uint8_t antenna; - uint8_t rate; - uint8_t rcpi; - uint8_t sq; - uint8_t decrypt; - uint8_t rssi_raw; - uint32_t clock[2]; - /*uint8_t data[];*/ -}; - -union u_lm_data { - struct s_lm_data_out out; - struct s_lm_data_in in; -}; - -enum { - LM_OID_SETUP = 0, - LM_OID_SCAN = 1, - LM_OID_TRAP = 2, - LM_OID_EDCF = 3, - LM_OID_KEYCACHE = 4, - LM_OID_PSM = 6, - LM_OID_TXCANCEL = 7, - LM_OID_TX = 8, - LM_OID_BURST = 9, - LM_OID_STATS = 10, - LM_OID_LED = 13, - LM_OID_TIMER = 15, - LM_OID_NAV = 20, - LM_OID_PCS = 22, - LM_OID_BT_BALANCER = 28, - LM_OID_GROUP_ADDRESS_TABLE = 30, - LM_OID_ARPTABLE = 31, - LM_OID_BT_OPTIONS = 35 -}; - -enum { - LM_FRONTEND_UNKNOWN = 0, - LM_FRONTEND_DUETTE3, - LM_FRONTEND_DUETTE2, - LM_FRONTEND_FRISBEE, - LM_FRONTEND_CROSSBOW, - LM_FRONTEND_LONGBOW -}; - - -#define INVALID_LPF_BANDWIDTH 0xffff -#define INVALID_OSC_START_DELAY 0xffff - -struct s_lmo_setup { - uint16_t flags; - uint8_t macaddr[6]; - uint8_t bssid[6]; - uint8_t antenna; - uint8_t rx_align; - uint32_t rx_buffer; - uint16_t rx_mtu; - uint16_t frontend; - uint16_t timeout; - uint16_t truncate; - uint32_t bratemask; - uint8_t sbss_offset; - uint8_t mcast_window; - uint8_t rx_rssi_threshold; - uint8_t rx_ed_threshold; - uint32_t ref_clock; - uint16_t lpf_bandwidth; - uint16_t osc_start_delay; -}; - - -struct s_lmo_scan { - uint16_t flags; - uint16_t dwell; - uint8_t channel[292]; - uint32_t bratemask; - uint8_t aloft[8]; - uint8_t rssical[8]; -}; - - -enum { - LM_TRAP_SCAN = 0, - LM_TRAP_TIMER, - LM_TRAP_BEACON_TX, - LM_TRAP_FAA_RADIO_ON, - LM_TRAP_FAA_RADIO_OFF, - LM_TRAP_RADAR, - LM_TRAP_NO_BEACON, - LM_TRAP_TBTT, - LM_TRAP_SCO_ENTER, - LM_TRAP_SCO_EXIT -}; - -struct s_lmo_trap { - uint16_t event; - uint16_t frequency; -}; - -struct s_lmo_timer { - uint32_t interval; -}; - -struct s_lmo_nav { - uint32_t period; -}; - - -struct s_lmo_edcf_queue; - -struct s_lmo_edcf { - uint8_t flags; - uint8_t slottime; - uint8_t sifs; - uint8_t eofpad; - struct s_lmo_edcf_queue { - uint8_t aifs; - uint8_t pad0; - uint16_t cwmin; - uint16_t cwmax; - uint16_t txop; - } queues[8]; - uint8_t mapping[4]; - uint16_t maxburst; - uint16_t round_trip_delay; -}; - -struct s_lmo_keycache { - uint8_t entry; - uint8_t keyid; - uint8_t address[6]; - uint8_t pad[2]; - uint8_t keytype; - uint8_t keylen; - uint8_t key[24]; -}; - - -struct s_lm_interval; - -struct s_lmo_psm { - uint16_t flags; - uint16_t aid; - struct s_lm_interval { - uint16_t interval; - uint16_t periods; - } intervals[4]; - /* uint16_t pad; */ - uint8_t beacon_rcpi_skip_max; - uint8_t rcpi_delta_threshold; - uint8_t nr; - uint8_t exclude[1]; -}; - -#define MC_FILTER_ADDRESS_NUM 4 - -struct s_lmo_group_address_table { - uint16_t filter_enable; - uint16_t num_address; - uint8_t macaddr_list[MC_FILTER_ADDRESS_NUM][6]; -}; - -struct s_lmo_txcancel { - uint32_t address[1]; -}; - - -struct s_lmo_tx { - uint8_t flags; - uint8_t retries; - uint8_t rcpi; - uint8_t sq; - uint16_t seqctrl; - uint8_t antenna; - uint8_t pad; -}; - -struct s_lmo_burst { - uint8_t flags; - uint8_t queue; - uint8_t backlog; - uint8_t pad; - uint16_t durations[32]; -}; - -struct s_lmo_stats { - uint32_t valid; - uint32_t fcs; - uint32_t abort; - uint32_t phyabort; - uint32_t rts_success; - uint32_t rts_fail; - uint32_t timestamp; - uint32_t time_tx; - uint32_t noisefloor; - uint32_t sample_noise[8]; - uint32_t sample_cca; - uint32_t sample_tx; -}; - - -struct s_lmo_led { - uint16_t flags; - uint16_t mask[2]; - uint16_t delay/*[2]*/; -}; - - -struct s_lmo_bt_balancer { - uint16_t prio_thresh; - uint16_t acl_thresh; -}; - - -struct s_lmo_arp_table { - uint16_t filter_enable; - uint32_t ipaddr; -}; - -#endif /* __ASSEMBLER__ */ - -#endif /* __lmac_h__ */ diff --git a/drivers/staging/vme/bridges/vme_ca91cx42.c b/drivers/staging/vme/bridges/vme_ca91cx42.c index 3d2a84c4582..e139eaeaa17 100644 --- a/drivers/staging/vme/bridges/vme_ca91cx42.c +++ b/drivers/staging/vme/bridges/vme_ca91cx42.c @@ -25,6 +25,7 @@ #include <linux/poll.h> #include <linux/interrupt.h> #include <linux/spinlock.h> +#include <linux/sched.h> #include <asm/time.h> #include <asm/io.h> #include <asm/uaccess.h> diff --git a/drivers/staging/vme/bridges/vme_tsi148.c b/drivers/staging/vme/bridges/vme_tsi148.c index 8960fa9ee7a..00fe0803c21 100644 --- a/drivers/staging/vme/bridges/vme_tsi148.c +++ b/drivers/staging/vme/bridges/vme_tsi148.c @@ -25,6 +25,7 @@ #include <linux/dma-mapping.h> #include <linux/interrupt.h> #include <linux/spinlock.h> +#include <linux/sched.h> #include <asm/time.h> #include <asm/io.h> #include <asm/uaccess.h> diff --git a/drivers/staging/vt6656/main_usb.c b/drivers/staging/vt6656/main_usb.c index 7f96bcaf1c6..05186110c02 100644 --- a/drivers/staging/vt6656/main_usb.c +++ b/drivers/staging/vt6656/main_usb.c @@ -1332,7 +1332,6 @@ device_release_WPADEV(pDevice); free_netdev(pDevice->dev); } - kfree(pDevice); DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "device_disconnect3.. \n"); } diff --git a/drivers/staging/winbond/Kconfig b/drivers/staging/winbond/Kconfig index 940460c39f3..132671d96d0 100644 --- a/drivers/staging/winbond/Kconfig +++ b/drivers/staging/winbond/Kconfig @@ -1,6 +1,6 @@ config W35UND tristate "IS89C35 WLAN USB driver" - depends on MAC80211 && WLAN_80211 && USB && EXPERIMENTAL + depends on MAC80211 && WLAN && USB && EXPERIMENTAL default n ---help--- This is highly experimental driver for Winbond WIFI card. diff --git a/drivers/staging/wlan-ng/Kconfig b/drivers/staging/wlan-ng/Kconfig index 9959b658c8c..f44294b0d8d 100644 --- a/drivers/staging/wlan-ng/Kconfig +++ b/drivers/staging/wlan-ng/Kconfig @@ -1,6 +1,6 @@ config PRISM2_USB tristate "Prism2.5/3 USB driver" - depends on WLAN_80211 && USB && WIRELESS_EXT + depends on WLAN && USB && WIRELESS_EXT default n ---help--- This is the wlan-ng prism 2.5/3 USB driver for a wide range of diff --git a/drivers/usb/gadget/Kconfig b/drivers/usb/gadget/Kconfig index 33351312327..a18e3c5dd82 100644 --- a/drivers/usb/gadget/Kconfig +++ b/drivers/usb/gadget/Kconfig @@ -223,6 +223,7 @@ config USB_OTG config USB_GADGET_PXA25X boolean "PXA 25x or IXP 4xx" depends on (ARCH_PXA && PXA25x) || ARCH_IXP4XX + select USB_OTG_UTILS help Intel's PXA 25x series XScale ARM-5TE processors include an integrated full speed USB 1.1 device controller. The diff --git a/drivers/usb/gadget/ether.c b/drivers/usb/gadget/ether.c index f37de283d0a..167cb2a8ece 100644 --- a/drivers/usb/gadget/ether.c +++ b/drivers/usb/gadget/ether.c @@ -61,11 +61,6 @@ * simpler, Microsoft pushes their own approach: RNDIS. The published * RNDIS specs are ambiguous and appear to be incomplete, and are also * needlessly complex. They borrow more from CDC ACM than CDC ECM. - * - * While CDC ECM, CDC Subset, and RNDIS are designed to extend the ethernet - * interface to the target, CDC EEM was designed to use ethernet over the USB - * link between the host and target. CDC EEM is implemented as an alternative - * to those other protocols when that communication model is more appropriate */ #define DRIVER_DESC "Ethernet Gadget" @@ -157,8 +152,8 @@ static inline bool has_rndis(void) #define RNDIS_PRODUCT_NUM 0xa4a2 /* Ethernet/RNDIS Gadget */ /* For EEM gadgets */ -#define EEM_VENDOR_NUM 0x0525 /* INVALID - NEEDS TO BE ALLOCATED */ -#define EEM_PRODUCT_NUM 0xa4a1 /* INVALID - NEEDS TO BE ALLOCATED */ +#define EEM_VENDOR_NUM 0x1d6b /* Linux Foundation */ +#define EEM_PRODUCT_NUM 0x0102 /* EEM Gadget */ /*-------------------------------------------------------------------------*/ diff --git a/drivers/usb/gadget/fsl_udc_core.c b/drivers/usb/gadget/fsl_udc_core.c index 42a74b8a0bb..fa3d142ba64 100644 --- a/drivers/usb/gadget/fsl_udc_core.c +++ b/drivers/usb/gadget/fsl_udc_core.c @@ -2139,7 +2139,7 @@ static int fsl_proc_read(char *page, char **start, off_t off, int count, static void fsl_udc_release(struct device *dev) { complete(udc_controller->done); - dma_free_coherent(dev, udc_controller->ep_qh_size, + dma_free_coherent(dev->parent, udc_controller->ep_qh_size, udc_controller->ep_qh, udc_controller->ep_qh_dma); kfree(udc_controller); } diff --git a/drivers/usb/host/ehci-sched.c b/drivers/usb/host/ehci-sched.c index 3efa59b1804..b25cdea93a1 100644 --- a/drivers/usb/host/ehci-sched.c +++ b/drivers/usb/host/ehci-sched.c @@ -1400,6 +1400,10 @@ iso_stream_schedule ( goto fail; } + period = urb->interval; + if (!stream->highspeed) + period <<= 3; + now = ehci_readl(ehci, &ehci->regs->frame_index) % mod; /* when's the last uframe this urb could start? */ @@ -1417,8 +1421,8 @@ iso_stream_schedule ( /* Fell behind (by up to twice the slop amount)? */ if (start >= max - 2 * 8 * SCHEDULE_SLOP) - start += stream->interval * DIV_ROUND_UP( - max - start, stream->interval) - mod; + start += period * DIV_ROUND_UP( + max - start, period) - mod; /* Tried to schedule too far into the future? */ if (unlikely((start + sched->span) >= max)) { @@ -1441,10 +1445,6 @@ iso_stream_schedule ( /* NOTE: assumes URB_ISO_ASAP, to limit complexity/bugs */ - period = urb->interval; - if (!stream->highspeed) - period <<= 3; - /* find a uframe slot with enough bandwidth */ for (; start < (stream->next_uframe + period); start++) { int enough_space; diff --git a/drivers/usb/host/r8a66597-hcd.c b/drivers/usb/host/r8a66597-hcd.c index 749b5374282..e33d3625635 100644 --- a/drivers/usb/host/r8a66597-hcd.c +++ b/drivers/usb/host/r8a66597-hcd.c @@ -1003,19 +1003,20 @@ static void r8a66597_check_syssts(struct r8a66597 *r8a66597, int port, if (syssts == SE0) { r8a66597_write(r8a66597, ~ATTCH, get_intsts_reg(port)); r8a66597_bset(r8a66597, ATTCHE, get_intenb_reg(port)); - return; - } + } else { + if (syssts == FS_JSTS) + r8a66597_bset(r8a66597, HSE, get_syscfg_reg(port)); + else if (syssts == LS_JSTS) + r8a66597_bclr(r8a66597, HSE, get_syscfg_reg(port)); - if (syssts == FS_JSTS) - r8a66597_bset(r8a66597, HSE, get_syscfg_reg(port)); - else if (syssts == LS_JSTS) - r8a66597_bclr(r8a66597, HSE, get_syscfg_reg(port)); + r8a66597_write(r8a66597, ~DTCH, get_intsts_reg(port)); + r8a66597_bset(r8a66597, DTCHE, get_intenb_reg(port)); - r8a66597_write(r8a66597, ~DTCH, get_intsts_reg(port)); - r8a66597_bset(r8a66597, DTCHE, get_intenb_reg(port)); + if (r8a66597->bus_suspended) + usb_hcd_resume_root_hub(r8a66597_to_hcd(r8a66597)); + } - if (r8a66597->bus_suspended) - usb_hcd_resume_root_hub(r8a66597_to_hcd(r8a66597)); + usb_hcd_poll_rh_status(r8a66597_to_hcd(r8a66597)); } /* this function must be called with interrupt disabled */ @@ -1024,6 +1025,8 @@ static void r8a66597_usb_connect(struct r8a66597 *r8a66597, int port) u16 speed = get_rh_usb_speed(r8a66597, port); struct r8a66597_root_hub *rh = &r8a66597->root_hub[port]; + rh->port &= ~((1 << USB_PORT_FEAT_HIGHSPEED) | + (1 << USB_PORT_FEAT_LOWSPEED)); if (speed == HSMODE) rh->port |= (1 << USB_PORT_FEAT_HIGHSPEED); else if (speed == LSMODE) diff --git a/drivers/usb/host/whci/asl.c b/drivers/usb/host/whci/asl.c index c632437c764..562eba10881 100644 --- a/drivers/usb/host/whci/asl.c +++ b/drivers/usb/host/whci/asl.c @@ -115,6 +115,10 @@ static uint32_t process_qset(struct whc *whc, struct whc_qset *qset) if (status & QTD_STS_HALTED) { /* Ug, an error. */ process_halted_qtd(whc, qset, td); + /* A halted qTD always triggers an update + because the qset was either removed or + reactivated. */ + update |= WHC_UPDATE_UPDATED; goto done; } @@ -305,6 +309,7 @@ int asl_urb_dequeue(struct whc *whc, struct urb *urb, int status) struct whc_urb *wurb = urb->hcpriv; struct whc_qset *qset = wurb->qset; struct whc_std *std, *t; + bool has_qtd = false; int ret; unsigned long flags; @@ -315,17 +320,21 @@ int asl_urb_dequeue(struct whc *whc, struct urb *urb, int status) goto out; list_for_each_entry_safe(std, t, &qset->stds, list_node) { - if (std->urb == urb) + if (std->urb == urb) { + if (std->qtd) + has_qtd = true; qset_free_std(whc, std); - else + } else std->qtd = NULL; /* so this std is re-added when the qset is */ } - asl_qset_remove(whc, qset); - wurb->status = status; - wurb->is_async = true; - queue_work(whc->workqueue, &wurb->dequeue_work); - + if (has_qtd) { + asl_qset_remove(whc, qset); + wurb->status = status; + wurb->is_async = true; + queue_work(whc->workqueue, &wurb->dequeue_work); + } else + qset_remove_urb(whc, qset, urb, status); out: spin_unlock_irqrestore(&whc->lock, flags); diff --git a/drivers/usb/host/whci/pzl.c b/drivers/usb/host/whci/pzl.c index a9e05bac664..0db3fb2dc03 100644 --- a/drivers/usb/host/whci/pzl.c +++ b/drivers/usb/host/whci/pzl.c @@ -121,6 +121,10 @@ static enum whc_update pzl_process_qset(struct whc *whc, struct whc_qset *qset) if (status & QTD_STS_HALTED) { /* Ug, an error. */ process_halted_qtd(whc, qset, td); + /* A halted qTD always triggers an update + because the qset was either removed or + reactivated. */ + update |= WHC_UPDATE_UPDATED; goto done; } @@ -333,6 +337,7 @@ int pzl_urb_dequeue(struct whc *whc, struct urb *urb, int status) struct whc_urb *wurb = urb->hcpriv; struct whc_qset *qset = wurb->qset; struct whc_std *std, *t; + bool has_qtd = false; int ret; unsigned long flags; @@ -343,17 +348,22 @@ int pzl_urb_dequeue(struct whc *whc, struct urb *urb, int status) goto out; list_for_each_entry_safe(std, t, &qset->stds, list_node) { - if (std->urb == urb) + if (std->urb == urb) { + if (std->qtd) + has_qtd = true; qset_free_std(whc, std); - else + } else std->qtd = NULL; /* so this std is re-added when the qset is */ } - pzl_qset_remove(whc, qset); - wurb->status = status; - wurb->is_async = false; - queue_work(whc->workqueue, &wurb->dequeue_work); - + if (has_qtd) { + pzl_qset_remove(whc, qset); + update_pzl_hw_view(whc); + wurb->status = status; + wurb->is_async = false; + queue_work(whc->workqueue, &wurb->dequeue_work); + } else + qset_remove_urb(whc, qset, urb, status); out: spin_unlock_irqrestore(&whc->lock, flags); diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c index 43c22702756..cd44c68954d 100644 --- a/drivers/usb/serial/option.c +++ b/drivers/usb/serial/option.c @@ -315,6 +315,9 @@ static int option_resume(struct usb_serial *serial); #define QISDA_PRODUCT_H20_4515 0x4515 #define QISDA_PRODUCT_H20_4519 0x4519 +/* TLAYTECH PRODUCTS */ +#define TLAYTECH_VENDOR_ID 0x20B9 +#define TLAYTECH_PRODUCT_TEU800 0x1682 /* TOSHIBA PRODUCTS */ #define TOSHIBA_VENDOR_ID 0x0930 @@ -328,6 +331,9 @@ static int option_resume(struct usb_serial *serial); #define ALCATEL_VENDOR_ID 0x1bbb #define ALCATEL_PRODUCT_X060S 0x0000 +/* Airplus products */ +#define AIRPLUS_VENDOR_ID 0x1011 +#define AIRPLUS_PRODUCT_MCD650 0x3198 static struct usb_device_id option_ids[] = { { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_COLT) }, @@ -589,6 +595,8 @@ static struct usb_device_id option_ids[] = { { USB_DEVICE(ALINK_VENDOR_ID, 0x9000) }, { USB_DEVICE_AND_INTERFACE_INFO(ALINK_VENDOR_ID, ALINK_PRODUCT_3GU, 0xff, 0xff, 0xff) }, { USB_DEVICE(ALCATEL_VENDOR_ID, ALCATEL_PRODUCT_X060S) }, + { USB_DEVICE(AIRPLUS_VENDOR_ID, AIRPLUS_PRODUCT_MCD650) }, + { USB_DEVICE(TLAYTECH_VENDOR_ID, TLAYTECH_PRODUCT_TEU800) }, { } /* Terminating entry */ }; MODULE_DEVICE_TABLE(usb, option_ids); diff --git a/drivers/usb/serial/sierra.c b/drivers/usb/serial/sierra.c index 45883988a00..5019325ba25 100644 --- a/drivers/usb/serial/sierra.c +++ b/drivers/usb/serial/sierra.c @@ -296,7 +296,6 @@ struct sierra_port_private { int dsr_state; int dcd_state; int ri_state; - unsigned int opened:1; }; @@ -306,6 +305,8 @@ static int sierra_send_setup(struct usb_serial_port *port) struct sierra_port_private *portdata; __u16 interface = 0; int val = 0; + int do_send = 0; + int retval; dev_dbg(&port->dev, "%s\n", __func__); @@ -324,10 +325,7 @@ static int sierra_send_setup(struct usb_serial_port *port) */ if (port->interrupt_in_urb) { /* send control message */ - return usb_control_msg(serial->dev, - usb_rcvctrlpipe(serial->dev, 0), - 0x22, 0x21, val, interface, - NULL, 0, USB_CTRL_SET_TIMEOUT); + do_send = 1; } } @@ -339,12 +337,18 @@ static int sierra_send_setup(struct usb_serial_port *port) interface = 1; else if (port->bulk_out_endpointAddress == 5) interface = 2; - return usb_control_msg(serial->dev, - usb_rcvctrlpipe(serial->dev, 0), - 0x22, 0x21, val, interface, - NULL, 0, USB_CTRL_SET_TIMEOUT); + + do_send = 1; } - return 0; + if (!do_send) + return 0; + + usb_autopm_get_interface(serial->interface); + retval = usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev, 0), + 0x22, 0x21, val, interface, NULL, 0, USB_CTRL_SET_TIMEOUT); + usb_autopm_put_interface(serial->interface); + + return retval; } static void sierra_set_termios(struct tty_struct *tty, @@ -773,8 +777,11 @@ static void sierra_close(struct usb_serial_port *port) if (serial->dev) { mutex_lock(&serial->disc_mutex); - if (!serial->disconnected) + if (!serial->disconnected) { + serial->interface->needs_remote_wakeup = 0; + usb_autopm_get_interface(serial->interface); sierra_send_setup(port); + } mutex_unlock(&serial->disc_mutex); spin_lock_irq(&intfdata->susp_lock); portdata->opened = 0; @@ -788,8 +795,6 @@ static void sierra_close(struct usb_serial_port *port) sierra_release_urb(portdata->in_urbs[i]); portdata->in_urbs[i] = NULL; } - usb_autopm_get_interface(serial->interface); - serial->interface->needs_remote_wakeup = 0; } } @@ -827,6 +832,8 @@ static int sierra_open(struct tty_struct *tty, struct usb_serial_port *port) if (err) { /* get rid of everything as in close */ sierra_close(port); + /* restore balance for autopm */ + usb_autopm_put_interface(serial->interface); return err; } sierra_send_setup(port); @@ -915,7 +922,7 @@ static void sierra_release(struct usb_serial *serial) #ifdef CONFIG_PM static void stop_read_write_urbs(struct usb_serial *serial) { - int i, j; + int i; struct usb_serial_port *port; struct sierra_port_private *portdata; @@ -923,8 +930,7 @@ static void stop_read_write_urbs(struct usb_serial *serial) for (i = 0; i < serial->num_ports; ++i) { port = serial->port[i]; portdata = usb_get_serial_port_data(port); - for (j = 0; j < N_IN_URB; j++) - usb_kill_urb(portdata->in_urbs[j]); + sierra_stop_rx_urbs(port); usb_kill_anchored_urbs(&portdata->active); } } diff --git a/drivers/usb/storage/transport.c b/drivers/usb/storage/transport.c index 3a4fb023af7..589f6b4404f 100644 --- a/drivers/usb/storage/transport.c +++ b/drivers/usb/storage/transport.c @@ -696,7 +696,7 @@ void usb_stor_invoke_transport(struct scsi_cmnd *srb, struct us_data *us) /* device supports and needs bigger sense buffer */ if (us->fflags & US_FL_SANE_SENSE) sense_size = ~0; - +Retry_Sense: US_DEBUGP("Issuing auto-REQUEST_SENSE\n"); scsi_eh_prep_cmnd(srb, &ses, NULL, 0, sense_size); @@ -720,6 +720,21 @@ void usb_stor_invoke_transport(struct scsi_cmnd *srb, struct us_data *us) srb->result = DID_ABORT << 16; goto Handle_Errors; } + + /* Some devices claim to support larger sense but fail when + * trying to request it. When a transport failure happens + * using US_FS_SANE_SENSE, we always retry with a standard + * (small) sense request. This fixes some USB GSM modems + */ + if (temp_result == USB_STOR_TRANSPORT_FAILED && + (us->fflags & US_FL_SANE_SENSE) && + sense_size != US_SENSE_SIZE) { + US_DEBUGP("-- auto-sense failure, retry small sense\n"); + sense_size = US_SENSE_SIZE; + goto Retry_Sense; + } + + /* Other failures */ if (temp_result != USB_STOR_TRANSPORT_GOOD) { US_DEBUGP("-- auto-sense failure\n"); diff --git a/drivers/usb/wusbcore/security.c b/drivers/usb/wusbcore/security.c index b2f149fedcc..4516c36436e 100644 --- a/drivers/usb/wusbcore/security.c +++ b/drivers/usb/wusbcore/security.c @@ -200,35 +200,40 @@ int wusb_dev_sec_add(struct wusbhc *wusbhc, { int result, bytes, secd_size; struct device *dev = &usb_dev->dev; - struct usb_security_descriptor secd; + struct usb_security_descriptor *secd; const struct usb_encryption_descriptor *etd, *ccm1_etd = NULL; - void *secd_buf; const void *itr, *top; char buf[64]; + secd = kmalloc(sizeof(struct usb_security_descriptor), GFP_KERNEL); + if (secd == NULL) { + result = -ENOMEM; + goto out; + } + result = usb_get_descriptor(usb_dev, USB_DT_SECURITY, - 0, &secd, sizeof(secd)); + 0, secd, sizeof(struct usb_security_descriptor)); if (result < sizeof(secd)) { dev_err(dev, "Can't read security descriptor or " "not enough data: %d\n", result); - goto error_secd; + goto out; } - secd_size = le16_to_cpu(secd.wTotalLength); - secd_buf = kmalloc(secd_size, GFP_KERNEL); - if (secd_buf == NULL) { + secd_size = le16_to_cpu(secd->wTotalLength); + secd = krealloc(secd, secd_size, GFP_KERNEL); + if (secd == NULL) { dev_err(dev, "Can't allocate space for security descriptors\n"); - goto error_secd_alloc; + goto out; } result = usb_get_descriptor(usb_dev, USB_DT_SECURITY, - 0, secd_buf, secd_size); + 0, secd, secd_size); if (result < secd_size) { dev_err(dev, "Can't read security descriptor or " "not enough data: %d\n", result); - goto error_secd_all; + goto out; } bytes = 0; - itr = secd_buf + sizeof(secd); - top = secd_buf + result; + itr = &secd[1]; + top = (void *)secd + result; while (itr < top) { etd = itr; if (top - itr < sizeof(*etd)) { @@ -259,24 +264,16 @@ int wusb_dev_sec_add(struct wusbhc *wusbhc, dev_err(dev, "WUSB device doesn't support CCM1 encryption, " "can't use!\n"); result = -EINVAL; - goto error_no_ccm1; + goto out; } wusb_dev->ccm1_etd = *ccm1_etd; dev_dbg(dev, "supported encryption: %s; using %s (0x%02x/%02x)\n", buf, wusb_et_name(ccm1_etd->bEncryptionType), ccm1_etd->bEncryptionValue, ccm1_etd->bAuthKeyIndex); result = 0; - kfree(secd_buf); out: + kfree(secd); return result; - - -error_no_ccm1: -error_secd_all: - kfree(secd_buf); -error_secd_alloc: -error_secd: - goto out; } void wusb_dev_sec_rm(struct wusb_dev *wusb_dev) diff --git a/drivers/virtio/virtio_balloon.c b/drivers/virtio/virtio_balloon.c index 200c22f5513..9dd58804288 100644 --- a/drivers/virtio/virtio_balloon.c +++ b/drivers/virtio/virtio_balloon.c @@ -19,7 +19,6 @@ */ //#define DEBUG #include <linux/virtio.h> -#include <linux/virtio_ids.h> #include <linux/virtio_balloon.h> #include <linux/swap.h> #include <linux/kthread.h> @@ -248,7 +247,7 @@ out: return err; } -static void virtballoon_remove(struct virtio_device *vdev) +static void __devexit virtballoon_remove(struct virtio_device *vdev) { struct virtio_balloon *vb = vdev->priv; diff --git a/drivers/virtio/virtio_pci.c b/drivers/virtio/virtio_pci.c index 4a1f1ebff7b..28d9cf7cf72 100644 --- a/drivers/virtio/virtio_pci.c +++ b/drivers/virtio/virtio_pci.c @@ -530,19 +530,22 @@ static int vp_try_to_find_vqs(struct virtio_device *vdev, unsigned nvqs, err = PTR_ERR(vqs[i]); goto error_find; } + + if (!vp_dev->per_vq_vectors || msix_vec == VIRTIO_MSI_NO_VECTOR) + continue; + /* allocate per-vq irq if available and necessary */ - if (vp_dev->per_vq_vectors) { - snprintf(vp_dev->msix_names[msix_vec], - sizeof *vp_dev->msix_names, - "%s-%s", - dev_name(&vp_dev->vdev.dev), names[i]); - err = request_irq(msix_vec, vring_interrupt, 0, - vp_dev->msix_names[msix_vec], - vqs[i]); - if (err) { - vp_del_vq(vqs[i]); - goto error_find; - } + snprintf(vp_dev->msix_names[msix_vec], + sizeof *vp_dev->msix_names, + "%s-%s", + dev_name(&vp_dev->vdev.dev), names[i]); + err = request_irq(vp_dev->msix_entries[msix_vec].vector, + vring_interrupt, 0, + vp_dev->msix_names[msix_vec], + vqs[i]); + if (err) { + vp_del_vq(vqs[i]); + goto error_find; } } return 0; diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c index f5360058072..fbd2ecde93e 100644 --- a/drivers/virtio/virtio_ring.c +++ b/drivers/virtio/virtio_ring.c @@ -285,6 +285,9 @@ static void *vring_get_buf(struct virtqueue *_vq, unsigned int *len) return NULL; } + /* Only get used array entries after they have been exposed by host. */ + rmb(); + i = vq->vring.used->ring[vq->last_used_idx%vq->vring.num].id; *len = vq->vring.used->ring[vq->last_used_idx%vq->vring.num].len; diff --git a/drivers/watchdog/riowd.c b/drivers/watchdog/riowd.c index 1e8f02f440e..d3c824dc235 100644 --- a/drivers/watchdog/riowd.c +++ b/drivers/watchdog/riowd.c @@ -206,7 +206,7 @@ static int __devinit riowd_probe(struct of_device *op, dev_set_drvdata(&op->dev, p); riowd_device = p; - err = 0; + return 0; out_iounmap: of_iounmap(&op->resource[0], p->regs, 2); diff --git a/fs/Kconfig b/fs/Kconfig index d4bf8caad8d..2126078a38e 100644 --- a/fs/Kconfig +++ b/fs/Kconfig @@ -135,8 +135,8 @@ config TMPFS_POSIX_ACL config HUGETLBFS bool "HugeTLB file system support" - depends on X86 || IA64 || PPC64 || SPARC64 || (SUPERH && MMU) || \ - (S390 && 64BIT) || SYS_SUPPORTS_HUGETLBFS || BROKEN + depends on X86 || IA64 || PPC_BOOK3S_64 || SPARC64 || (S390 && 64BIT) || \ + SYS_SUPPORTS_HUGETLBFS || BROKEN help hugetlbfs is a filesystem backing for HugeTLB pages, based on ramfs. For architectures that support it, say Y here and read diff --git a/fs/block_dev.c b/fs/block_dev.c index 9cf4b926f8e..8bed0557d88 100644 --- a/fs/block_dev.c +++ b/fs/block_dev.c @@ -1248,8 +1248,8 @@ static int __blkdev_get(struct block_device *bdev, fmode_t mode, int for_part) bd_set_size(bdev, (loff_t)bdev->bd_part->nr_sects << 9); } } else { - put_disk(disk); module_put(disk->fops->owner); + put_disk(disk); disk = NULL; if (bdev->bd_contains == bdev) { if (bdev->bd_disk->fops->open) { diff --git a/fs/btrfs/acl.c b/fs/btrfs/acl.c index 69b355ae7f4..36160424427 100644 --- a/fs/btrfs/acl.c +++ b/fs/btrfs/acl.c @@ -27,7 +27,7 @@ #include "btrfs_inode.h" #include "xattr.h" -#ifdef CONFIG_BTRFS_POSIX_ACL +#ifdef CONFIG_BTRFS_FS_POSIX_ACL static struct posix_acl *btrfs_get_acl(struct inode *inode, int type) { @@ -313,7 +313,7 @@ struct xattr_handler btrfs_xattr_acl_access_handler = { .set = btrfs_xattr_acl_access_set, }; -#else /* CONFIG_BTRFS_POSIX_ACL */ +#else /* CONFIG_BTRFS_FS_POSIX_ACL */ int btrfs_acl_chmod(struct inode *inode) { @@ -325,4 +325,4 @@ int btrfs_init_acl(struct inode *inode, struct inode *dir) return 0; } -#endif /* CONFIG_BTRFS_POSIX_ACL */ +#endif /* CONFIG_BTRFS_FS_POSIX_ACL */ diff --git a/fs/btrfs/btrfs_inode.h b/fs/btrfs/btrfs_inode.h index c71abec0ab9..f6783a42f01 100644 --- a/fs/btrfs/btrfs_inode.h +++ b/fs/btrfs/btrfs_inode.h @@ -86,6 +86,12 @@ struct btrfs_inode { * transid of the trans_handle that last modified this inode */ u64 last_trans; + + /* + * log transid when this inode was last modified + */ + u64 last_sub_trans; + /* * transid that last logged this inode */ diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h index 1bb897ecdee..444b3e9b92a 100644 --- a/fs/btrfs/ctree.h +++ b/fs/btrfs/ctree.h @@ -1009,6 +1009,7 @@ struct btrfs_root { atomic_t log_writers; atomic_t log_commit[2]; unsigned long log_transid; + unsigned long last_log_commit; unsigned long log_batch; pid_t log_start_pid; bool log_multiple_pids; @@ -1152,6 +1153,7 @@ struct btrfs_root { #define BTRFS_MOUNT_FLUSHONCOMMIT (1 << 7) #define BTRFS_MOUNT_SSD_SPREAD (1 << 8) #define BTRFS_MOUNT_NOSSD (1 << 9) +#define BTRFS_MOUNT_DISCARD (1 << 10) #define btrfs_clear_opt(o, opt) ((o) &= ~BTRFS_MOUNT_##opt) #define btrfs_set_opt(o, opt) ((o) |= BTRFS_MOUNT_##opt) @@ -2373,7 +2375,7 @@ int btrfs_parse_options(struct btrfs_root *root, char *options); int btrfs_sync_fs(struct super_block *sb, int wait); /* acl.c */ -#ifdef CONFIG_BTRFS_POSIX_ACL +#ifdef CONFIG_BTRFS_FS_POSIX_ACL int btrfs_check_acl(struct inode *inode, int mask); #else #define btrfs_check_acl NULL diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index 100551a66c4..02b6afbd745 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -917,6 +917,7 @@ static int __setup_root(u32 nodesize, u32 leafsize, u32 sectorsize, atomic_set(&root->log_writers, 0); root->log_batch = 0; root->log_transid = 0; + root->last_log_commit = 0; extent_io_tree_init(&root->dirty_log_pages, fs_info->btree_inode->i_mapping, GFP_NOFS); @@ -1087,6 +1088,7 @@ int btrfs_add_log_tree(struct btrfs_trans_handle *trans, WARN_ON(root->log_root); root->log_root = log_root; root->log_transid = 0; + root->last_log_commit = 0; return 0; } diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c index d0c4d584efa..e238a0cdac6 100644 --- a/fs/btrfs/extent-tree.c +++ b/fs/btrfs/extent-tree.c @@ -1568,23 +1568,23 @@ static int remove_extent_backref(struct btrfs_trans_handle *trans, return ret; } -#ifdef BIO_RW_DISCARD static void btrfs_issue_discard(struct block_device *bdev, u64 start, u64 len) { blkdev_issue_discard(bdev, start >> 9, len >> 9, GFP_KERNEL, DISCARD_FL_BARRIER); } -#endif static int btrfs_discard_extent(struct btrfs_root *root, u64 bytenr, u64 num_bytes) { -#ifdef BIO_RW_DISCARD int ret; u64 map_length = num_bytes; struct btrfs_multi_bio *multi = NULL; + if (!btrfs_test_opt(root, DISCARD)) + return 0; + /* Tell the block device(s) that the sectors can be discarded */ ret = btrfs_map_block(&root->fs_info->mapping_tree, READ, bytenr, &map_length, &multi, 0); @@ -1604,9 +1604,6 @@ static int btrfs_discard_extent(struct btrfs_root *root, u64 bytenr, } return ret; -#else - return 0; -#endif } int btrfs_inc_extent_ref(struct btrfs_trans_handle *trans, @@ -3690,6 +3687,14 @@ static int pin_down_bytes(struct btrfs_trans_handle *trans, if (is_data) goto pinit; + /* + * discard is sloooow, and so triggering discards on + * individual btree blocks isn't a good plan. Just + * pin everything in discard mode. + */ + if (btrfs_test_opt(root, DISCARD)) + goto pinit; + buf = btrfs_find_tree_block(root, bytenr, num_bytes); if (!buf) goto pinit; diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c index 2d623aa0625..06550affbd2 100644 --- a/fs/btrfs/file.c +++ b/fs/btrfs/file.c @@ -1086,8 +1086,10 @@ out_nolock: btrfs_end_transaction(trans, root); else btrfs_commit_transaction(trans, root); - } else { + } else if (ret != BTRFS_NO_LOG_SYNC) { btrfs_commit_transaction(trans, root); + } else { + btrfs_end_transaction(trans, root); } } if (file->f_flags & O_DIRECT) { @@ -1137,6 +1139,13 @@ int btrfs_sync_file(struct file *file, struct dentry *dentry, int datasync) int ret = 0; struct btrfs_trans_handle *trans; + + /* we wait first, since the writeback may change the inode */ + root->log_batch++; + /* the VFS called filemap_fdatawrite for us */ + btrfs_wait_ordered_range(inode, 0, (u64)-1); + root->log_batch++; + /* * check the transaction that last modified this inode * and see if its already been committed @@ -1144,6 +1153,11 @@ int btrfs_sync_file(struct file *file, struct dentry *dentry, int datasync) if (!BTRFS_I(inode)->last_trans) goto out; + /* + * if the last transaction that changed this file was before + * the current transaction, we can bail out now without any + * syncing + */ mutex_lock(&root->fs_info->trans_mutex); if (BTRFS_I(inode)->last_trans <= root->fs_info->last_trans_committed) { @@ -1153,13 +1167,6 @@ int btrfs_sync_file(struct file *file, struct dentry *dentry, int datasync) } mutex_unlock(&root->fs_info->trans_mutex); - root->log_batch++; - filemap_fdatawrite(inode->i_mapping); - btrfs_wait_ordered_range(inode, 0, (u64)-1); - root->log_batch++; - - if (datasync && !(inode->i_state & I_DIRTY_PAGES)) - goto out; /* * ok we haven't committed the transaction yet, lets do a commit */ @@ -1188,14 +1195,18 @@ int btrfs_sync_file(struct file *file, struct dentry *dentry, int datasync) */ mutex_unlock(&dentry->d_inode->i_mutex); - if (ret > 0) { - ret = btrfs_commit_transaction(trans, root); - } else { - ret = btrfs_sync_log(trans, root); - if (ret == 0) - ret = btrfs_end_transaction(trans, root); - else + if (ret != BTRFS_NO_LOG_SYNC) { + if (ret > 0) { ret = btrfs_commit_transaction(trans, root); + } else { + ret = btrfs_sync_log(trans, root); + if (ret == 0) + ret = btrfs_end_transaction(trans, root); + else + ret = btrfs_commit_transaction(trans, root); + } + } else { + ret = btrfs_end_transaction(trans, root); } mutex_lock(&dentry->d_inode->i_mutex); out: diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index 9e138b793dc..dae12dc7e15 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -3032,12 +3032,22 @@ static int btrfs_truncate_page(struct address_space *mapping, loff_t from) if ((offset & (blocksize - 1)) == 0) goto out; + ret = btrfs_check_data_free_space(root, inode, PAGE_CACHE_SIZE); + if (ret) + goto out; + + ret = btrfs_reserve_metadata_for_delalloc(root, inode, 1); + if (ret) + goto out; ret = -ENOMEM; again: page = grab_cache_page(mapping, index); - if (!page) + if (!page) { + btrfs_free_reserved_data_space(root, inode, PAGE_CACHE_SIZE); + btrfs_unreserve_metadata_for_delalloc(root, inode, 1); goto out; + } page_start = page_offset(page); page_end = page_start + PAGE_CACHE_SIZE - 1; @@ -3070,6 +3080,10 @@ again: goto again; } + clear_extent_bits(&BTRFS_I(inode)->io_tree, page_start, page_end, + EXTENT_DIRTY | EXTENT_DELALLOC | EXTENT_DO_ACCOUNTING, + GFP_NOFS); + ret = btrfs_set_extent_delalloc(inode, page_start, page_end); if (ret) { unlock_extent(io_tree, page_start, page_end, GFP_NOFS); @@ -3088,6 +3102,9 @@ again: unlock_extent(io_tree, page_start, page_end, GFP_NOFS); out_unlock: + if (ret) + btrfs_free_reserved_data_space(root, inode, PAGE_CACHE_SIZE); + btrfs_unreserve_metadata_for_delalloc(root, inode, 1); unlock_page(page); page_cache_release(page); out: @@ -3111,7 +3128,9 @@ int btrfs_cont_expand(struct inode *inode, loff_t size) if (size <= hole_start) return 0; - btrfs_truncate_page(inode->i_mapping, inode->i_size); + err = btrfs_truncate_page(inode->i_mapping, inode->i_size); + if (err) + return err; while (1) { struct btrfs_ordered_extent *ordered; @@ -3480,6 +3499,7 @@ static noinline void init_btrfs_i(struct inode *inode) bi->generation = 0; bi->sequence = 0; bi->last_trans = 0; + bi->last_sub_trans = 0; bi->logged_trans = 0; bi->delalloc_bytes = 0; bi->reserved_bytes = 0; @@ -4980,7 +5000,9 @@ again: set_page_dirty(page); SetPageUptodate(page); - BTRFS_I(inode)->last_trans = root->fs_info->generation + 1; + BTRFS_I(inode)->last_trans = root->fs_info->generation; + BTRFS_I(inode)->last_sub_trans = BTRFS_I(inode)->root->log_transid; + unlock_extent(io_tree, page_start, page_end, GFP_NOFS); out_unlock: @@ -5005,7 +5027,9 @@ static void btrfs_truncate(struct inode *inode) if (IS_APPEND(inode) || IS_IMMUTABLE(inode)) return; - btrfs_truncate_page(inode->i_mapping, inode->i_size); + ret = btrfs_truncate_page(inode->i_mapping, inode->i_size); + if (ret) + return; btrfs_wait_ordered_range(inode, inode->i_size & (~mask), (u64)-1); trans = btrfs_start_transaction(root, 1); @@ -5100,6 +5124,7 @@ struct inode *btrfs_alloc_inode(struct super_block *sb) if (!ei) return NULL; ei->last_trans = 0; + ei->last_sub_trans = 0; ei->logged_trans = 0; ei->outstanding_extents = 0; ei->reserved_extents = 0; diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c index 9de9b223641..752a5463bf5 100644 --- a/fs/btrfs/super.c +++ b/fs/btrfs/super.c @@ -66,7 +66,8 @@ enum { Opt_degraded, Opt_subvol, Opt_device, Opt_nodatasum, Opt_nodatacow, Opt_max_extent, Opt_max_inline, Opt_alloc_start, Opt_nobarrier, Opt_ssd, Opt_nossd, Opt_ssd_spread, Opt_thread_pool, Opt_noacl, - Opt_compress, Opt_notreelog, Opt_ratio, Opt_flushoncommit, Opt_err, + Opt_compress, Opt_notreelog, Opt_ratio, Opt_flushoncommit, + Opt_discard, Opt_err, }; static match_table_t tokens = { @@ -88,6 +89,7 @@ static match_table_t tokens = { {Opt_notreelog, "notreelog"}, {Opt_flushoncommit, "flushoncommit"}, {Opt_ratio, "metadata_ratio=%d"}, + {Opt_discard, "discard"}, {Opt_err, NULL}, }; @@ -257,6 +259,9 @@ int btrfs_parse_options(struct btrfs_root *root, char *options) info->metadata_ratio); } break; + case Opt_discard: + btrfs_set_opt(info->mount_opt, DISCARD); + break; default: break; } @@ -344,7 +349,7 @@ static int btrfs_fill_super(struct super_block *sb, sb->s_export_op = &btrfs_export_ops; sb->s_xattr = btrfs_xattr_handlers; sb->s_time_gran = 1; -#ifdef CONFIG_BTRFS_POSIX_ACL +#ifdef CONFIG_BTRFS_FS_POSIX_ACL sb->s_flags |= MS_POSIXACL; #endif diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c index 0b8f36d4400..bca82a4ca8e 100644 --- a/fs/btrfs/transaction.c +++ b/fs/btrfs/transaction.c @@ -344,10 +344,10 @@ int btrfs_end_transaction_throttle(struct btrfs_trans_handle *trans, /* * when btree blocks are allocated, they have some corresponding bits set for * them in one of two extent_io trees. This is used to make sure all of - * those extents are on disk for transaction or log commit + * those extents are sent to disk but does not wait on them */ -int btrfs_write_and_wait_marked_extents(struct btrfs_root *root, - struct extent_io_tree *dirty_pages) +int btrfs_write_marked_extents(struct btrfs_root *root, + struct extent_io_tree *dirty_pages) { int ret; int err = 0; @@ -394,6 +394,29 @@ int btrfs_write_and_wait_marked_extents(struct btrfs_root *root, page_cache_release(page); } } + if (err) + werr = err; + return werr; +} + +/* + * when btree blocks are allocated, they have some corresponding bits set for + * them in one of two extent_io trees. This is used to make sure all of + * those extents are on disk for transaction or log commit. We wait + * on all the pages and clear them from the dirty pages state tree + */ +int btrfs_wait_marked_extents(struct btrfs_root *root, + struct extent_io_tree *dirty_pages) +{ + int ret; + int err = 0; + int werr = 0; + struct page *page; + struct inode *btree_inode = root->fs_info->btree_inode; + u64 start = 0; + u64 end; + unsigned long index; + while (1) { ret = find_first_extent_bit(dirty_pages, 0, &start, &end, EXTENT_DIRTY); @@ -424,6 +447,22 @@ int btrfs_write_and_wait_marked_extents(struct btrfs_root *root, return werr; } +/* + * when btree blocks are allocated, they have some corresponding bits set for + * them in one of two extent_io trees. This is used to make sure all of + * those extents are on disk for transaction or log commit + */ +int btrfs_write_and_wait_marked_extents(struct btrfs_root *root, + struct extent_io_tree *dirty_pages) +{ + int ret; + int ret2; + + ret = btrfs_write_marked_extents(root, dirty_pages); + ret2 = btrfs_wait_marked_extents(root, dirty_pages); + return ret || ret2; +} + int btrfs_write_and_wait_transaction(struct btrfs_trans_handle *trans, struct btrfs_root *root) { diff --git a/fs/btrfs/transaction.h b/fs/btrfs/transaction.h index 663c6740491..d4e3e7a6938 100644 --- a/fs/btrfs/transaction.h +++ b/fs/btrfs/transaction.h @@ -79,6 +79,7 @@ static inline void btrfs_set_inode_last_trans(struct btrfs_trans_handle *trans, struct inode *inode) { BTRFS_I(inode)->last_trans = trans->transaction->transid; + BTRFS_I(inode)->last_sub_trans = BTRFS_I(inode)->root->log_transid; } int btrfs_end_transaction(struct btrfs_trans_handle *trans, @@ -107,5 +108,9 @@ int btrfs_record_root_in_trans(struct btrfs_trans_handle *trans, struct btrfs_root *root); int btrfs_write_and_wait_marked_extents(struct btrfs_root *root, struct extent_io_tree *dirty_pages); +int btrfs_write_marked_extents(struct btrfs_root *root, + struct extent_io_tree *dirty_pages); +int btrfs_wait_marked_extents(struct btrfs_root *root, + struct extent_io_tree *dirty_pages); int btrfs_transaction_in_commit(struct btrfs_fs_info *info); #endif diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c index 4edfdc2acc5..741666a7676 100644 --- a/fs/btrfs/tree-log.c +++ b/fs/btrfs/tree-log.c @@ -1980,6 +1980,7 @@ int btrfs_sync_log(struct btrfs_trans_handle *trans, int ret; struct btrfs_root *log = root->log_root; struct btrfs_root *log_root_tree = root->fs_info->log_root_tree; + u64 log_transid = 0; mutex_lock(&root->log_mutex); index1 = root->log_transid % 2; @@ -1994,12 +1995,13 @@ int btrfs_sync_log(struct btrfs_trans_handle *trans, if (atomic_read(&root->log_commit[(index1 + 1) % 2])) wait_log_commit(trans, root, root->log_transid - 1); - while (root->log_multiple_pids) { + while (1) { unsigned long batch = root->log_batch; - mutex_unlock(&root->log_mutex); - schedule_timeout_uninterruptible(1); - mutex_lock(&root->log_mutex); - + if (root->log_multiple_pids) { + mutex_unlock(&root->log_mutex); + schedule_timeout_uninterruptible(1); + mutex_lock(&root->log_mutex); + } wait_for_writer(trans, root); if (batch == root->log_batch) break; @@ -2012,12 +2014,16 @@ int btrfs_sync_log(struct btrfs_trans_handle *trans, goto out; } - ret = btrfs_write_and_wait_marked_extents(log, &log->dirty_log_pages); + /* we start IO on all the marked extents here, but we don't actually + * wait for them until later. + */ + ret = btrfs_write_marked_extents(log, &log->dirty_log_pages); BUG_ON(ret); btrfs_set_root_node(&log->root_item, log->node); root->log_batch = 0; + log_transid = root->log_transid; root->log_transid++; log->log_transid = root->log_transid; root->log_start_pid = 0; @@ -2046,6 +2052,7 @@ int btrfs_sync_log(struct btrfs_trans_handle *trans, index2 = log_root_tree->log_transid % 2; if (atomic_read(&log_root_tree->log_commit[index2])) { + btrfs_wait_marked_extents(log, &log->dirty_log_pages); wait_log_commit(trans, log_root_tree, log_root_tree->log_transid); mutex_unlock(&log_root_tree->log_mutex); @@ -2065,6 +2072,7 @@ int btrfs_sync_log(struct btrfs_trans_handle *trans, * check the full commit flag again */ if (root->fs_info->last_trans_log_full_commit == trans->transid) { + btrfs_wait_marked_extents(log, &log->dirty_log_pages); mutex_unlock(&log_root_tree->log_mutex); ret = -EAGAIN; goto out_wake_log_root; @@ -2073,6 +2081,7 @@ int btrfs_sync_log(struct btrfs_trans_handle *trans, ret = btrfs_write_and_wait_marked_extents(log_root_tree, &log_root_tree->dirty_log_pages); BUG_ON(ret); + btrfs_wait_marked_extents(log, &log->dirty_log_pages); btrfs_set_super_log_root(&root->fs_info->super_for_commit, log_root_tree->node->start); @@ -2092,9 +2101,14 @@ int btrfs_sync_log(struct btrfs_trans_handle *trans, * the running transaction open, so a full commit can't hop * in and cause problems either. */ - write_ctree_super(trans, root->fs_info->tree_root, 2); + write_ctree_super(trans, root->fs_info->tree_root, 1); ret = 0; + mutex_lock(&root->log_mutex); + if (root->last_log_commit < log_transid) + root->last_log_commit = log_transid; + mutex_unlock(&root->log_mutex); + out_wake_log_root: atomic_set(&log_root_tree->log_commit[index2], 0); smp_mb(); @@ -2862,6 +2876,21 @@ out: return ret; } +static int inode_in_log(struct btrfs_trans_handle *trans, + struct inode *inode) +{ + struct btrfs_root *root = BTRFS_I(inode)->root; + int ret = 0; + + mutex_lock(&root->log_mutex); + if (BTRFS_I(inode)->logged_trans == trans->transid && + BTRFS_I(inode)->last_sub_trans <= root->last_log_commit) + ret = 1; + mutex_unlock(&root->log_mutex); + return ret; +} + + /* * helper function around btrfs_log_inode to make sure newly created * parent directories also end up in the log. A minimal inode and backref @@ -2901,6 +2930,11 @@ int btrfs_log_inode_parent(struct btrfs_trans_handle *trans, if (ret) goto end_no_trans; + if (inode_in_log(trans, inode)) { + ret = BTRFS_NO_LOG_SYNC; + goto end_no_trans; + } + start_log_trans(trans, root); ret = btrfs_log_inode(trans, root, inode, inode_only); diff --git a/fs/btrfs/tree-log.h b/fs/btrfs/tree-log.h index d09c7609e16..0776eacb508 100644 --- a/fs/btrfs/tree-log.h +++ b/fs/btrfs/tree-log.h @@ -19,6 +19,9 @@ #ifndef __TREE_LOG_ #define __TREE_LOG_ +/* return value for btrfs_log_dentry_safe that means we don't need to log it at all */ +#define BTRFS_NO_LOG_SYNC 256 + int btrfs_sync_log(struct btrfs_trans_handle *trans, struct btrfs_root *root); int btrfs_free_log(struct btrfs_trans_handle *trans, struct btrfs_root *root); diff --git a/fs/btrfs/xattr.c b/fs/btrfs/xattr.c index b0fc93f95fd..b6dd5967c48 100644 --- a/fs/btrfs/xattr.c +++ b/fs/btrfs/xattr.c @@ -260,7 +260,7 @@ err: * attributes are handled directly. */ struct xattr_handler *btrfs_xattr_handlers[] = { -#ifdef CONFIG_BTRFS_POSIX_ACL +#ifdef CONFIG_BTRFS_FS_POSIX_ACL &btrfs_xattr_acl_access_handler, &btrfs_xattr_acl_default_handler, #endif diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c index 43003e0bef1..b0909807991 100644 --- a/fs/cifs/connect.c +++ b/fs/cifs/connect.c @@ -1577,7 +1577,8 @@ cifs_get_tcp_session(struct smb_vol *volume_info) out_err: if (tcp_ses) { - kfree(tcp_ses->hostname); + if (!IS_ERR(tcp_ses->hostname)) + kfree(tcp_ses->hostname); if (tcp_ses->ssocket) sock_release(tcp_ses->ssocket); kfree(tcp_ses); diff --git a/fs/dlm/lowcomms.c b/fs/dlm/lowcomms.c index 240cef14fe5..70736eb4b51 100644 --- a/fs/dlm/lowcomms.c +++ b/fs/dlm/lowcomms.c @@ -316,6 +316,10 @@ int dlm_lowcomms_connect_node(int nodeid) { struct connection *con; + /* with sctp there's no connecting without sending */ + if (dlm_config.ci_protocol != 0) + return 0; + if (nodeid == dlm_our_nodeid()) return 0; @@ -455,9 +459,9 @@ static void process_sctp_notification(struct connection *con, int prim_len, ret; int addr_len; struct connection *new_con; - struct file *file; sctp_peeloff_arg_t parg; int parglen = sizeof(parg); + int err; /* * We get this before any data for an association. @@ -512,19 +516,22 @@ static void process_sctp_notification(struct connection *con, ret = kernel_getsockopt(con->sock, IPPROTO_SCTP, SCTP_SOCKOPT_PEELOFF, (void *)&parg, &parglen); - if (ret) { + if (ret < 0) { log_print("Can't peel off a socket for " - "connection %d to node %d: err=%d\n", + "connection %d to node %d: err=%d", parg.associd, nodeid, ret); + return; + } + new_con->sock = sockfd_lookup(parg.sd, &err); + if (!new_con->sock) { + log_print("sockfd_lookup error %d", err); + return; } - file = fget(parg.sd); - new_con->sock = SOCKET_I(file->f_dentry->d_inode); add_sock(new_con->sock, new_con); - fput(file); - put_unused_fd(parg.sd); + sockfd_put(new_con->sock); - log_print("got new/restarted association %d nodeid %d", - (int)sn->sn_assoc_change.sac_assoc_id, nodeid); + log_print("connecting to %d sctp association %d", + nodeid, (int)sn->sn_assoc_change.sac_assoc_id); /* Send any pending writes */ clear_bit(CF_CONNECT_PENDING, &new_con->flags); @@ -837,8 +844,6 @@ static void sctp_init_assoc(struct connection *con) if (con->retries++ > MAX_CONNECT_RETRIES) return; - log_print("Initiating association with node %d", con->nodeid); - if (nodeid_to_addr(con->nodeid, (struct sockaddr *)&rem_addr)) { log_print("no address for nodeid %d", con->nodeid); return; @@ -855,11 +860,14 @@ static void sctp_init_assoc(struct connection *con) outmessage.msg_flags = MSG_EOR; spin_lock(&con->writequeue_lock); - e = list_entry(con->writequeue.next, struct writequeue_entry, - list); - BUG_ON((struct list_head *) e == &con->writequeue); + if (list_empty(&con->writequeue)) { + spin_unlock(&con->writequeue_lock); + log_print("writequeue empty for nodeid %d", con->nodeid); + return; + } + e = list_first_entry(&con->writequeue, struct writequeue_entry, list); len = e->len; offset = e->offset; spin_unlock(&con->writequeue_lock); diff --git a/fs/ext3/super.c b/fs/ext3/super.c index 72743d36050..7a520a862f4 100644 --- a/fs/ext3/super.c +++ b/fs/ext3/super.c @@ -2321,7 +2321,18 @@ static int ext3_commit_super(struct super_block *sb, if (!sbh) return error; - es->s_wtime = cpu_to_le32(get_seconds()); + /* + * If the file system is mounted read-only, don't update the + * superblock write time. This avoids updating the superblock + * write time when we are mounting the root file system + * read/only but we need to replay the journal; at that point, + * for people who are east of GMT and who make their clock + * tick in localtime for Windows bug-for-bug compatibility, + * the clock is set in the future, and this will cause e2fsck + * to complain and force a full file system check. + */ + if (!(sb->s_flags & MS_RDONLY)) + es->s_wtime = cpu_to_le32(get_seconds()); es->s_free_blocks_count = cpu_to_le32(ext3_count_free_blocks(sb)); es->s_free_inodes_count = cpu_to_le32(ext3_count_free_inodes(sb)); BUFFER_TRACE(sbh, "marking dirty"); diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h index 984ca0cb38c..00d153f2f26 100644 --- a/fs/ext4/ext4.h +++ b/fs/ext4/ext4.h @@ -743,6 +743,7 @@ struct ext4_inode_info { #define EXT4_MOUNT_QUOTA 0x80000 /* Some quota option set */ #define EXT4_MOUNT_USRQUOTA 0x100000 /* "old" user quota */ #define EXT4_MOUNT_GRPQUOTA 0x200000 /* "old" group quota */ +#define EXT4_MOUNT_JOURNAL_CHECKSUM 0x800000 /* Journal checksums */ #define EXT4_MOUNT_JOURNAL_ASYNC_COMMIT 0x1000000 /* Journal Async Commit */ #define EXT4_MOUNT_I_VERSION 0x2000000 /* i_version support */ #define EXT4_MOUNT_DELALLOC 0x8000000 /* Delalloc support */ diff --git a/fs/ext4/super.c b/fs/ext4/super.c index 312211ee05a..d4ca92aab51 100644 --- a/fs/ext4/super.c +++ b/fs/ext4/super.c @@ -1300,9 +1300,11 @@ static int parse_options(char *options, struct super_block *sb, *journal_devnum = option; break; case Opt_journal_checksum: - break; /* Kept for backwards compatibility */ + set_opt(sbi->s_mount_opt, JOURNAL_CHECKSUM); + break; case Opt_journal_async_commit: set_opt(sbi->s_mount_opt, JOURNAL_ASYNC_COMMIT); + set_opt(sbi->s_mount_opt, JOURNAL_CHECKSUM); break; case Opt_noload: set_opt(sbi->s_mount_opt, NOLOAD); @@ -2759,14 +2761,20 @@ static int ext4_fill_super(struct super_block *sb, void *data, int silent) goto failed_mount4; } - jbd2_journal_set_features(sbi->s_journal, - JBD2_FEATURE_COMPAT_CHECKSUM, 0, 0); - if (test_opt(sb, JOURNAL_ASYNC_COMMIT)) - jbd2_journal_set_features(sbi->s_journal, 0, 0, + if (test_opt(sb, JOURNAL_ASYNC_COMMIT)) { + jbd2_journal_set_features(sbi->s_journal, + JBD2_FEATURE_COMPAT_CHECKSUM, 0, JBD2_FEATURE_INCOMPAT_ASYNC_COMMIT); - else + } else if (test_opt(sb, JOURNAL_CHECKSUM)) { + jbd2_journal_set_features(sbi->s_journal, + JBD2_FEATURE_COMPAT_CHECKSUM, 0, 0); jbd2_journal_clear_features(sbi->s_journal, 0, 0, JBD2_FEATURE_INCOMPAT_ASYNC_COMMIT); + } else { + jbd2_journal_clear_features(sbi->s_journal, + JBD2_FEATURE_COMPAT_CHECKSUM, 0, + JBD2_FEATURE_INCOMPAT_ASYNC_COMMIT); + } /* We have now updated the journal if required, so we can * validate the data journaling mode. */ diff --git a/fs/hfs/btree.c b/fs/hfs/btree.c index 9b9d6395bad..052f214ea6f 100644 --- a/fs/hfs/btree.c +++ b/fs/hfs/btree.c @@ -58,6 +58,11 @@ struct hfs_btree *hfs_btree_open(struct super_block *sb, u32 id, btree_keycmp ke } unlock_new_inode(tree->inode); + if (!HFS_I(tree->inode)->first_blocks) { + printk(KERN_ERR "hfs: invalid btree extent records (0 size).\n"); + goto free_inode; + } + mapping = tree->inode->i_mapping; page = read_mapping_page(mapping, 0, NULL); if (IS_ERR(page)) diff --git a/fs/hfsplus/wrapper.c b/fs/hfsplus/wrapper.c index 175d08eacc8..bed78ac8f6d 100644 --- a/fs/hfsplus/wrapper.c +++ b/fs/hfsplus/wrapper.c @@ -99,6 +99,10 @@ int hfsplus_read_wrapper(struct super_block *sb) if (hfsplus_get_last_session(sb, &part_start, &part_size)) return -EINVAL; + if ((u64)part_start + part_size > 0x100000000ULL) { + pr_err("hfs: volumes larger than 2TB are not supported yet\n"); + return -EINVAL; + } while (1) { bh = sb_bread512(sb, part_start + HFSPLUS_VOLHEAD_SECTOR, vhdr); if (!bh) diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c index 32062c33c85..7cb298525ee 100644 --- a/fs/nfs/dir.c +++ b/fs/nfs/dir.c @@ -1536,6 +1536,8 @@ nfs_link(struct dentry *old_dentry, struct inode *dir, struct dentry *dentry) old_dentry->d_parent->d_name.name, old_dentry->d_name.name, dentry->d_parent->d_name.name, dentry->d_name.name); + nfs_inode_return_delegation(inode); + d_drop(dentry); error = NFS_PROTO(dir)->link(inode, dir, &dentry->d_name); if (error == 0) { diff --git a/fs/nfs/direct.c b/fs/nfs/direct.c index 6c3210099d5..e1d415e9784 100644 --- a/fs/nfs/direct.c +++ b/fs/nfs/direct.c @@ -457,6 +457,7 @@ static void nfs_direct_write_reschedule(struct nfs_direct_req *dreq) }; struct rpc_task_setup task_setup_data = { .rpc_client = NFS_CLIENT(inode), + .rpc_message = &msg, .callback_ops = &nfs_write_direct_ops, .workqueue = nfsiod_workqueue, .flags = RPC_TASK_ASYNC, diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index ed7c269e251..ff37454fa78 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -72,12 +72,17 @@ static int _nfs4_proc_getattr(struct nfs_server *server, struct nfs_fh *fhandle, /* Prevent leaks of NFSv4 errors into userland */ static int nfs4_map_errors(int err) { - if (err < -1000) { + if (err >= -1000) + return err; + switch (err) { + case -NFS4ERR_RESOURCE: + return -EREMOTEIO; + default: dprintk("%s could not handle NFSv4 error %d\n", __func__, -err); - return -EIO; + break; } - return err; + return -EIO; } /* @@ -3060,9 +3065,6 @@ static void nfs4_renew_done(struct rpc_task *task, void *data) if (time_before(clp->cl_last_renewal,timestamp)) clp->cl_last_renewal = timestamp; spin_unlock(&clp->cl_lock); - dprintk("%s calling put_rpccred on rpc_cred %p\n", __func__, - task->tk_msg.rpc_cred); - put_rpccred(task->tk_msg.rpc_cred); } static const struct rpc_call_ops nfs4_renew_ops = { @@ -4877,7 +4879,6 @@ void nfs41_sequence_call_done(struct rpc_task *task, void *data) nfs41_sequence_free_slot(clp, task->tk_msg.rpc_resp); dprintk("%s rpc_cred %p\n", __func__, task->tk_msg.rpc_cred); - put_rpccred(task->tk_msg.rpc_cred); kfree(task->tk_msg.rpc_argp); kfree(task->tk_msg.rpc_resp); diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c index 83ad47cbdd8..20b4e30e6c8 100644 --- a/fs/nfs/nfs4xdr.c +++ b/fs/nfs/nfs4xdr.c @@ -5681,7 +5681,6 @@ static struct { { NFS4ERR_SERVERFAULT, -ESERVERFAULT }, { NFS4ERR_BADTYPE, -EBADTYPE }, { NFS4ERR_LOCKED, -EAGAIN }, - { NFS4ERR_RESOURCE, -EREMOTEIO }, { NFS4ERR_SYMLINK, -ELOOP }, { NFS4ERR_OP_ILLEGAL, -EOPNOTSUPP }, { NFS4ERR_DEADLOCK, -EDEADLK }, diff --git a/fs/nfs/super.c b/fs/nfs/super.c index a2c18acb856..90be551b80c 100644 --- a/fs/nfs/super.c +++ b/fs/nfs/super.c @@ -1253,6 +1253,7 @@ static int nfs_parse_mount_options(char *raw, default: dfprintk(MOUNT, "NFS: unrecognized " "transport protocol\n"); + kfree(string); return 0; } break; diff --git a/fs/notify/dnotify/dnotify.c b/fs/notify/dnotify/dnotify.c index 828a889be90..7e54e52964d 100644 --- a/fs/notify/dnotify/dnotify.c +++ b/fs/notify/dnotify/dnotify.c @@ -91,6 +91,7 @@ static int dnotify_handle_event(struct fsnotify_group *group, struct dnotify_struct *dn; struct dnotify_struct **prev; struct fown_struct *fown; + __u32 test_mask = event->mask & ~FS_EVENT_ON_CHILD; to_tell = event->to_tell; @@ -106,7 +107,7 @@ static int dnotify_handle_event(struct fsnotify_group *group, spin_lock(&entry->lock); prev = &dnentry->dn; while ((dn = *prev) != NULL) { - if ((dn->dn_mask & event->mask) == 0) { + if ((dn->dn_mask & test_mask) == 0) { prev = &dn->dn_next; continue; } diff --git a/fs/notify/inode_mark.c b/fs/notify/inode_mark.c index c8a07c65482..3165d85aada 100644 --- a/fs/notify/inode_mark.c +++ b/fs/notify/inode_mark.c @@ -324,11 +324,11 @@ int fsnotify_add_mark(struct fsnotify_mark_entry *entry, spin_lock(&group->mark_lock); spin_lock(&inode->i_lock); - entry->group = group; - entry->inode = inode; - lentry = fsnotify_find_mark_entry(group, inode); if (!lentry) { + entry->group = group; + entry->inode = inode; + hlist_add_head(&entry->i_list, &inode->i_fsnotify_mark_entries); list_add(&entry->g_list, &group->mark_entries); diff --git a/fs/notify/notification.c b/fs/notify/notification.c index 3816d5750dd..b8bf53b4c10 100644 --- a/fs/notify/notification.c +++ b/fs/notify/notification.c @@ -143,7 +143,7 @@ static bool event_compare(struct fsnotify_event *old, struct fsnotify_event *new /* remember, after old was put on the wait_q we aren't * allowed to look at the inode any more, only thing * left to check was if the file_name is the same */ - if (old->name_len && + if (!old->name_len || !strcmp(old->file_name, new->file_name)) return true; break; diff --git a/fs/partitions/check.c b/fs/partitions/check.c index f38fee0311a..7b685e10cba 100644 --- a/fs/partitions/check.c +++ b/fs/partitions/check.c @@ -248,11 +248,19 @@ ssize_t part_stat_show(struct device *dev, part_stat_read(p, merges[WRITE]), (unsigned long long)part_stat_read(p, sectors[WRITE]), jiffies_to_msecs(part_stat_read(p, ticks[WRITE])), - p->in_flight, + part_in_flight(p), jiffies_to_msecs(part_stat_read(p, io_ticks)), jiffies_to_msecs(part_stat_read(p, time_in_queue))); } +ssize_t part_inflight_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct hd_struct *p = dev_to_part(dev); + + return sprintf(buf, "%8u %8u\n", p->in_flight[0], p->in_flight[1]); +} + #ifdef CONFIG_FAIL_MAKE_REQUEST ssize_t part_fail_show(struct device *dev, struct device_attribute *attr, char *buf) @@ -281,6 +289,7 @@ static DEVICE_ATTR(start, S_IRUGO, part_start_show, NULL); static DEVICE_ATTR(size, S_IRUGO, part_size_show, NULL); static DEVICE_ATTR(alignment_offset, S_IRUGO, part_alignment_offset_show, NULL); static DEVICE_ATTR(stat, S_IRUGO, part_stat_show, NULL); +static DEVICE_ATTR(inflight, S_IRUGO, part_inflight_show, NULL); #ifdef CONFIG_FAIL_MAKE_REQUEST static struct device_attribute dev_attr_fail = __ATTR(make-it-fail, S_IRUGO|S_IWUSR, part_fail_show, part_fail_store); @@ -292,6 +301,7 @@ static struct attribute *part_attrs[] = { &dev_attr_size.attr, &dev_attr_alignment_offset.attr, &dev_attr_stat.attr, + &dev_attr_inflight.attr, #ifdef CONFIG_FAIL_MAKE_REQUEST &dev_attr_fail.attr, #endif diff --git a/fs/pipe.c b/fs/pipe.c index 52c41511483..ae17d026aaa 100644 --- a/fs/pipe.c +++ b/fs/pipe.c @@ -777,36 +777,55 @@ pipe_rdwr_release(struct inode *inode, struct file *filp) static int pipe_read_open(struct inode *inode, struct file *filp) { - /* We could have perhaps used atomic_t, but this and friends - below are the only places. So it doesn't seem worthwhile. */ + int ret = -ENOENT; + mutex_lock(&inode->i_mutex); - inode->i_pipe->readers++; + + if (inode->i_pipe) { + ret = 0; + inode->i_pipe->readers++; + } + mutex_unlock(&inode->i_mutex); - return 0; + return ret; } static int pipe_write_open(struct inode *inode, struct file *filp) { + int ret = -ENOENT; + mutex_lock(&inode->i_mutex); - inode->i_pipe->writers++; + + if (inode->i_pipe) { + ret = 0; + inode->i_pipe->writers++; + } + mutex_unlock(&inode->i_mutex); - return 0; + return ret; } static int pipe_rdwr_open(struct inode *inode, struct file *filp) { + int ret = -ENOENT; + mutex_lock(&inode->i_mutex); - if (filp->f_mode & FMODE_READ) - inode->i_pipe->readers++; - if (filp->f_mode & FMODE_WRITE) - inode->i_pipe->writers++; + + if (inode->i_pipe) { + ret = 0; + if (filp->f_mode & FMODE_READ) + inode->i_pipe->readers++; + if (filp->f_mode & FMODE_WRITE) + inode->i_pipe->writers++; + } + mutex_unlock(&inode->i_mutex); - return 0; + return ret; } /* diff --git a/fs/proc/meminfo.c b/fs/proc/meminfo.c index c7bff4f603f..a65239cfd97 100644 --- a/fs/proc/meminfo.c +++ b/fs/proc/meminfo.c @@ -99,7 +99,7 @@ static int meminfo_proc_show(struct seq_file *m, void *v) "VmallocUsed: %8lu kB\n" "VmallocChunk: %8lu kB\n" #ifdef CONFIG_MEMORY_FAILURE - "HardwareCorrupted: %8lu kB\n" + "HardwareCorrupted: %5lu kB\n" #endif , K(i.totalram), diff --git a/fs/sysfs/dir.c b/fs/sysfs/dir.c index 0050fc40e8c..5fad489ce5b 100644 --- a/fs/sysfs/dir.c +++ b/fs/sysfs/dir.c @@ -894,7 +894,8 @@ int sysfs_move_dir(struct kobject *kobj, struct kobject *new_parent_kobj) mutex_lock(&sysfs_rename_mutex); BUG_ON(!sd->s_parent); - new_parent_sd = new_parent_kobj->sd ? new_parent_kobj->sd : &sysfs_root; + new_parent_sd = (new_parent_kobj && new_parent_kobj->sd) ? + new_parent_kobj->sd : &sysfs_root; error = 0; if (sd->s_parent == new_parent_sd) diff --git a/fs/sysfs/file.c b/fs/sysfs/file.c index 561a9c050ce..f5ea4680f15 100644 --- a/fs/sysfs/file.c +++ b/fs/sysfs/file.c @@ -268,7 +268,7 @@ static int sysfs_get_open_dirent(struct sysfs_dirent *sd, struct sysfs_open_dirent *od, *new_od = NULL; retry: - spin_lock(&sysfs_open_dirent_lock); + spin_lock_irq(&sysfs_open_dirent_lock); if (!sd->s_attr.open && new_od) { sd->s_attr.open = new_od; @@ -281,7 +281,7 @@ static int sysfs_get_open_dirent(struct sysfs_dirent *sd, list_add_tail(&buffer->list, &od->buffers); } - spin_unlock(&sysfs_open_dirent_lock); + spin_unlock_irq(&sysfs_open_dirent_lock); if (od) { kfree(new_od); @@ -315,8 +315,9 @@ static void sysfs_put_open_dirent(struct sysfs_dirent *sd, struct sysfs_buffer *buffer) { struct sysfs_open_dirent *od = sd->s_attr.open; + unsigned long flags; - spin_lock(&sysfs_open_dirent_lock); + spin_lock_irqsave(&sysfs_open_dirent_lock, flags); list_del(&buffer->list); if (atomic_dec_and_test(&od->refcnt)) @@ -324,7 +325,7 @@ static void sysfs_put_open_dirent(struct sysfs_dirent *sd, else od = NULL; - spin_unlock(&sysfs_open_dirent_lock); + spin_unlock_irqrestore(&sysfs_open_dirent_lock, flags); kfree(od); } @@ -456,8 +457,9 @@ static unsigned int sysfs_poll(struct file *filp, poll_table *wait) void sysfs_notify_dirent(struct sysfs_dirent *sd) { struct sysfs_open_dirent *od; + unsigned long flags; - spin_lock(&sysfs_open_dirent_lock); + spin_lock_irqsave(&sysfs_open_dirent_lock, flags); od = sd->s_attr.open; if (od) { @@ -465,7 +467,7 @@ void sysfs_notify_dirent(struct sysfs_dirent *sd) wake_up_interruptible(&od->poll); } - spin_unlock(&sysfs_open_dirent_lock); + spin_unlock_irqrestore(&sysfs_open_dirent_lock, flags); } EXPORT_SYMBOL_GPL(sysfs_notify_dirent); diff --git a/fs/xfs/linux-2.6/xfs_quotaops.c b/fs/xfs/linux-2.6/xfs_quotaops.c index 9e41f91aa26..3d4a0c84d63 100644 --- a/fs/xfs/linux-2.6/xfs_quotaops.c +++ b/fs/xfs/linux-2.6/xfs_quotaops.c @@ -80,7 +80,7 @@ xfs_fs_set_xstate( if (sb->s_flags & MS_RDONLY) return -EROFS; - if (!XFS_IS_QUOTA_RUNNING(mp)) + if (op != Q_XQUOTARM && !XFS_IS_QUOTA_RUNNING(mp)) return -ENOSYS; if (!capable(CAP_SYS_ADMIN)) return -EPERM; diff --git a/fs/xfs/quota/xfs_qm_syscalls.c b/fs/xfs/quota/xfs_qm_syscalls.c index 4e4276b956e..5d1a3b98a6e 100644 --- a/fs/xfs/quota/xfs_qm_syscalls.c +++ b/fs/xfs/quota/xfs_qm_syscalls.c @@ -876,7 +876,6 @@ xfs_dqrele_inode( ip->i_gdquot = NULL; } xfs_iput(ip, XFS_ILOCK_EXCL); - IRELE(ip); return 0; } diff --git a/fs/xfs/xfs_ialloc.c b/fs/xfs/xfs_ialloc.c index ab64f3efb43..0785797db82 100644 --- a/fs/xfs/xfs_ialloc.c +++ b/fs/xfs/xfs_ialloc.c @@ -880,6 +880,7 @@ nextag: * Not in range - save last search * location and allocate a new inode */ + xfs_btree_del_cursor(tcur, XFS_BTREE_NOERROR); pag->pagl_leftrec = trec.ir_startino; pag->pagl_rightrec = rec.ir_startino; pag->pagl_pagino = pagino; diff --git a/include/linux/Kbuild b/include/linux/Kbuild index 3f384d4b163..1feed71551c 100644 --- a/include/linux/Kbuild +++ b/include/linux/Kbuild @@ -364,6 +364,7 @@ unifdef-y += utsname.h unifdef-y += videodev2.h unifdef-y += videodev.h unifdef-y += virtio_config.h +unifdef-y += virtio_ids.h unifdef-y += virtio_blk.h unifdef-y += virtio_net.h unifdef-y += virtio_9p.h diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 25119041e03..221cecd86bd 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -1172,11 +1172,7 @@ static inline void put_dev_sector(Sector p) } struct work_struct; -struct delayed_work; int kblockd_schedule_work(struct request_queue *q, struct work_struct *work); -int kblockd_schedule_delayed_work(struct request_queue *q, - struct delayed_work *work, - unsigned long delay); #define MODULE_ALIAS_BLOCKDEV(major,minor) \ MODULE_ALIAS("block-major-" __stringify(major) "-" __stringify(minor)) diff --git a/include/linux/cpufreq.h b/include/linux/cpufreq.h index 44717eb4763..79a2340d83c 100644 --- a/include/linux/cpufreq.h +++ b/include/linux/cpufreq.h @@ -291,8 +291,15 @@ struct global_attr { int cpufreq_get_policy(struct cpufreq_policy *policy, unsigned int cpu); int cpufreq_update_policy(unsigned int cpu); +#ifdef CONFIG_CPU_FREQ /* query the current CPU frequency (in kHz). If zero, cpufreq couldn't detect it */ unsigned int cpufreq_get(unsigned int cpu); +#else +static inline unsigned int cpufreq_get(unsigned int cpu) +{ + return 0; +} +#endif /* query the last known CPU freq (in kHz). If zero, cpufreq couldn't detect it */ #ifdef CONFIG_CPU_FREQ diff --git a/include/linux/device.h b/include/linux/device.h index aca31bf7d8e..2ea3e492181 100644 --- a/include/linux/device.h +++ b/include/linux/device.h @@ -124,7 +124,9 @@ struct device_driver { struct bus_type *bus; struct module *owner; - const char *mod_name; /* used for built-in modules */ + const char *mod_name; /* used for built-in modules */ + + bool suppress_bind_attrs; /* disables bind/unbind via sysfs */ int (*probe) (struct device *dev); int (*remove) (struct device *dev); diff --git a/include/linux/genhd.h b/include/linux/genhd.h index 7beaa21b388..297df45ffd0 100644 --- a/include/linux/genhd.h +++ b/include/linux/genhd.h @@ -98,7 +98,7 @@ struct hd_struct { int make_it_fail; #endif unsigned long stamp; - int in_flight; + int in_flight[2]; #ifdef CONFIG_SMP struct disk_stats *dkstats; #else @@ -322,18 +322,23 @@ static inline void free_part_stats(struct hd_struct *part) #define part_stat_sub(cpu, gendiskp, field, subnd) \ part_stat_add(cpu, gendiskp, field, -subnd) -static inline void part_inc_in_flight(struct hd_struct *part) +static inline void part_inc_in_flight(struct hd_struct *part, int rw) { - part->in_flight++; + part->in_flight[rw]++; if (part->partno) - part_to_disk(part)->part0.in_flight++; + part_to_disk(part)->part0.in_flight[rw]++; } -static inline void part_dec_in_flight(struct hd_struct *part) +static inline void part_dec_in_flight(struct hd_struct *part, int rw) { - part->in_flight--; + part->in_flight[rw]--; if (part->partno) - part_to_disk(part)->part0.in_flight--; + part_to_disk(part)->part0.in_flight[rw]--; +} + +static inline int part_in_flight(struct hd_struct *part) +{ + return part->in_flight[0] + part->in_flight[1]; } /* block/blk-core.c */ @@ -546,6 +551,8 @@ extern ssize_t part_size_show(struct device *dev, struct device_attribute *attr, char *buf); extern ssize_t part_stat_show(struct device *dev, struct device_attribute *attr, char *buf); +extern ssize_t part_inflight_show(struct device *dev, + struct device_attribute *attr, char *buf); #ifdef CONFIG_FAIL_MAKE_REQUEST extern ssize_t part_fail_show(struct device *dev, struct device_attribute *attr, char *buf); diff --git a/include/linux/kernel.h b/include/linux/kernel.h index d3cd23f3003..f4e3184fa05 100644 --- a/include/linux/kernel.h +++ b/include/linux/kernel.h @@ -659,6 +659,12 @@ extern int do_sysinfo(struct sysinfo *info); #endif /* __KERNEL__ */ +#ifndef __EXPORTED_HEADERS__ +#ifndef __KERNEL__ +#warning Attempt to use kernel headers from user space, see http://kernelnewbies.org/KernelHeaders +#endif /* __KERNEL__ */ +#endif /* __EXPORTED_HEADERS__ */ + #define SI_LOAD_SHIFT 16 struct sysinfo { long uptime; /* Seconds since boot */ diff --git a/include/linux/moduleparam.h b/include/linux/moduleparam.h index 6547c3cdbc4..82a9124f7d7 100644 --- a/include/linux/moduleparam.h +++ b/include/linux/moduleparam.h @@ -37,7 +37,6 @@ typedef int (*param_set_fn)(const char *val, struct kernel_param *kp); typedef int (*param_get_fn)(char *buffer, struct kernel_param *kp); /* Flag bits for kernel_param.flags */ -#define KPARAM_KMALLOCED 1 #define KPARAM_ISBOOL 2 struct kernel_param { diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index 94958c10976..812a5f3c2ab 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -557,7 +557,7 @@ struct netdev_queue { * Callback uses when the transmitter has not made any progress * for dev->watchdog ticks. * - * struct net_device_stats* (*get_stats)(struct net_device *dev); + * struct net_device_stats* (*ndo_get_stats)(struct net_device *dev); * Called when a user wants to get the network device usage * statistics. If not defined, the counters in dev->stats will * be used. diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h index f490e7a7307..b0f0f3851cd 100644 --- a/include/linux/pci_ids.h +++ b/include/linux/pci_ids.h @@ -379,9 +379,6 @@ #define PCI_DEVICE_ID_ATI_IXP600_IDE 0x438c #define PCI_DEVICE_ID_ATI_IXP700_SATA 0x4390 #define PCI_DEVICE_ID_ATI_IXP700_IDE 0x439c -/* AMD SB Chipset */ -#define PCI_DEVICE_ID_AMD_SB900_IDE 0x780c -#define PCI_DEVICE_ID_AMD_SB900_SATA_IDE 0x7800 #define PCI_VENDOR_ID_VLSI 0x1004 #define PCI_DEVICE_ID_VLSI_82C592 0x0005 @@ -485,6 +482,9 @@ #define PCI_DEVICE_ID_IBM_ICOM_V2_ONE_PORT_RVX_ONE_PORT_MDM_PCIE 0x0361 #define PCI_DEVICE_ID_IBM_ICOM_FOUR_PORT_MODEL 0x252 +#define PCI_SUBVENDOR_ID_IBM 0x1014 +#define PCI_SUBDEVICE_ID_IBM_SATURN_SERIAL_ONE_PORT 0x03d4 + #define PCI_VENDOR_ID_UNISYS 0x1018 #define PCI_DEVICE_ID_UNISYS_DMA_DIRECTOR 0x001C @@ -553,9 +553,10 @@ #define PCI_DEVICE_ID_AMD_CS5536_UDC 0x2096 #define PCI_DEVICE_ID_AMD_CS5536_UOC 0x2097 #define PCI_DEVICE_ID_AMD_CS5536_IDE 0x209A - #define PCI_DEVICE_ID_AMD_LX_VIDEO 0x2081 #define PCI_DEVICE_ID_AMD_LX_AES 0x2082 +#define PCI_DEVICE_ID_AMD_HUDSON2_IDE 0x780c +#define PCI_DEVICE_ID_AMD_HUDSON2_SATA_IDE 0x7800 #define PCI_VENDOR_ID_TRIDENT 0x1023 #define PCI_DEVICE_ID_TRIDENT_4DWAVE_DX 0x2000 @@ -2162,6 +2163,10 @@ #define PCI_DEVICE_ID_ADDIDATA_APCI7420_3 0x700D #define PCI_DEVICE_ID_ADDIDATA_APCI7300_3 0x700E #define PCI_DEVICE_ID_ADDIDATA_APCI7800_3 0x700F +#define PCI_DEVICE_ID_ADDIDATA_APCIe7300 0x7010 +#define PCI_DEVICE_ID_ADDIDATA_APCIe7420 0x7011 +#define PCI_DEVICE_ID_ADDIDATA_APCIe7500 0x7012 +#define PCI_DEVICE_ID_ADDIDATA_APCIe7800 0x7013 #define PCI_VENDOR_ID_PDC 0x15e9 diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h index 2e6d95f9741..9e7012689a8 100644 --- a/include/linux/perf_event.h +++ b/include/linux/perf_event.h @@ -471,8 +471,8 @@ struct hw_perf_event { unsigned long event_base; int idx; }; - union { /* software */ - atomic64_t count; + struct { /* software */ + s64 remaining; struct hrtimer hrtimer; }; }; diff --git a/include/linux/prctl.h b/include/linux/prctl.h index 931150566ad..a3baeb2c216 100644 --- a/include/linux/prctl.h +++ b/include/linux/prctl.h @@ -88,6 +88,18 @@ #define PR_TASK_PERF_EVENTS_DISABLE 31 #define PR_TASK_PERF_EVENTS_ENABLE 32 +/* + * Set early/late kill mode for hwpoison memory corruption. + * This influences when the process gets killed on a memory corruption. + */ #define PR_MCE_KILL 33 +# define PR_MCE_KILL_CLEAR 0 +# define PR_MCE_KILL_SET 1 + +# define PR_MCE_KILL_LATE 0 +# define PR_MCE_KILL_EARLY 1 +# define PR_MCE_KILL_DEFAULT 2 + +#define PR_MCE_KILL_GET 34 #endif /* _LINUX_PRCTL_H */ diff --git a/include/linux/rcutree.h b/include/linux/rcutree.h index 46e9ab3ee6e..9642c6bcb39 100644 --- a/include/linux/rcutree.h +++ b/include/linux/rcutree.h @@ -76,11 +76,7 @@ static inline void __rcu_read_unlock_bh(void) extern void call_rcu_sched(struct rcu_head *head, void (*func)(struct rcu_head *rcu)); - -static inline void synchronize_rcu_expedited(void) -{ - synchronize_sched_expedited(); -} +extern void synchronize_rcu_expedited(void); static inline void synchronize_rcu_bh_expedited(void) { diff --git a/include/linux/string.h b/include/linux/string.h index 489019ef169..b8508868d5a 100644 --- a/include/linux/string.h +++ b/include/linux/string.h @@ -62,7 +62,7 @@ extern char * strnchr(const char *, size_t, int); #ifndef __HAVE_ARCH_STRRCHR extern char * strrchr(const char *,int); #endif -extern char * strstrip(char *); +extern char * __must_check strstrip(char *); #ifndef __HAVE_ARCH_STRSTR extern char * strstr(const char *,const char *); #endif diff --git a/include/linux/topology.h b/include/linux/topology.h index fc0bf3edeb6..57e63579bfd 100644 --- a/include/linux/topology.h +++ b/include/linux/topology.h @@ -129,7 +129,7 @@ int arch_update_cpu_topology(void); | 1*SD_BALANCE_FORK \ | 0*SD_BALANCE_WAKE \ | 1*SD_WAKE_AFFINE \ - | 1*SD_PREFER_LOCAL \ + | 0*SD_PREFER_LOCAL \ | 0*SD_SHARE_CPUPOWER \ | 1*SD_SHARE_PKG_RESOURCES \ | 0*SD_SERIALIZE \ @@ -162,7 +162,7 @@ int arch_update_cpu_topology(void); | 1*SD_BALANCE_FORK \ | 0*SD_BALANCE_WAKE \ | 1*SD_WAKE_AFFINE \ - | 1*SD_PREFER_LOCAL \ + | 0*SD_PREFER_LOCAL \ | 0*SD_SHARE_CPUPOWER \ | 0*SD_SHARE_PKG_RESOURCES \ | 0*SD_SERIALIZE \ diff --git a/include/linux/trace_seq.h b/include/linux/trace_seq.h index c134dd1fe6b..09077f6ed12 100644 --- a/include/linux/trace_seq.h +++ b/include/linux/trace_seq.h @@ -7,7 +7,7 @@ /* * Trace sequences are used to allow a function to call several other functions - * to create a string of data to use (up to a max of PAGE_SIZE. + * to create a string of data to use (up to a max of PAGE_SIZE). */ struct trace_seq { diff --git a/include/linux/virtio_9p.h b/include/linux/virtio_9p.h index ea7226a45ac..095e10d148b 100644 --- a/include/linux/virtio_9p.h +++ b/include/linux/virtio_9p.h @@ -2,6 +2,7 @@ #define _LINUX_VIRTIO_9P_H /* This header is BSD licensed so anyone can use the definitions to implement * compatible drivers/servers. */ +#include <linux/virtio_ids.h> #include <linux/virtio_config.h> /* Maximum number of virtio channels per partition (1 for now) */ diff --git a/include/linux/virtio_balloon.h b/include/linux/virtio_balloon.h index 09d73008506..1418f048cb3 100644 --- a/include/linux/virtio_balloon.h +++ b/include/linux/virtio_balloon.h @@ -2,6 +2,7 @@ #define _LINUX_VIRTIO_BALLOON_H /* This header is BSD licensed so anyone can use the definitions to implement * compatible drivers/servers. */ +#include <linux/virtio_ids.h> #include <linux/virtio_config.h> /* The feature bitmap for virtio balloon */ diff --git a/include/linux/virtio_blk.h b/include/linux/virtio_blk.h index 15cb666581d..fd294c56d57 100644 --- a/include/linux/virtio_blk.h +++ b/include/linux/virtio_blk.h @@ -3,6 +3,7 @@ /* This header is BSD licensed so anyone can use the definitions to implement * compatible drivers/servers. */ #include <linux/types.h> +#include <linux/virtio_ids.h> #include <linux/virtio_config.h> /* Feature bits */ @@ -13,11 +14,8 @@ #define VIRTIO_BLK_F_RO 5 /* Disk is read-only */ #define VIRTIO_BLK_F_BLK_SIZE 6 /* Block size of disk is available*/ #define VIRTIO_BLK_F_SCSI 7 /* Supports scsi command passthru */ -#define VIRTIO_BLK_F_IDENTIFY 8 /* ATA IDENTIFY supported */ #define VIRTIO_BLK_F_FLUSH 9 /* Cache flush command support */ -#define VIRTIO_BLK_ID_BYTES (sizeof(__u16[256])) /* IDENTIFY DATA */ - struct virtio_blk_config { /* The capacity (in 512-byte sectors). */ __u64 capacity; @@ -33,7 +31,6 @@ struct virtio_blk_config { } geometry; /* block size of device (if VIRTIO_BLK_F_BLK_SIZE) */ __u32 blk_size; - __u8 identify[VIRTIO_BLK_ID_BYTES]; } __attribute__((packed)); /* diff --git a/include/linux/virtio_console.h b/include/linux/virtio_console.h index b5f51980601..fe885174cc1 100644 --- a/include/linux/virtio_console.h +++ b/include/linux/virtio_console.h @@ -1,6 +1,7 @@ #ifndef _LINUX_VIRTIO_CONSOLE_H #define _LINUX_VIRTIO_CONSOLE_H #include <linux/types.h> +#include <linux/virtio_ids.h> #include <linux/virtio_config.h> /* This header, excluding the #ifdef __KERNEL__ part, is BSD licensed so * anyone can use the definitions to implement compatible drivers/servers. */ diff --git a/include/linux/virtio_net.h b/include/linux/virtio_net.h index 1f41734bbb7..085e42298ce 100644 --- a/include/linux/virtio_net.h +++ b/include/linux/virtio_net.h @@ -3,6 +3,7 @@ /* This header is BSD licensed so anyone can use the definitions to implement * compatible drivers/servers. */ #include <linux/types.h> +#include <linux/virtio_ids.h> #include <linux/virtio_config.h> #include <linux/if_ether.h> diff --git a/include/linux/virtio_rng.h b/include/linux/virtio_rng.h index 48121c3c434..c4d5de896f0 100644 --- a/include/linux/virtio_rng.h +++ b/include/linux/virtio_rng.h @@ -2,6 +2,7 @@ #define _LINUX_VIRTIO_RNG_H /* This header is BSD licensed so anyone can use the definitions to implement * compatible drivers/servers. */ +#include <linux/virtio_ids.h> #include <linux/virtio_config.h> #endif /* _LINUX_VIRTIO_RNG_H */ diff --git a/include/linux/workqueue.h b/include/linux/workqueue.h index 7ef0c7b94f3..cf24c20de9e 100644 --- a/include/linux/workqueue.h +++ b/include/linux/workqueue.h @@ -207,6 +207,7 @@ extern int queue_delayed_work_on(int cpu, struct workqueue_struct *wq, extern void flush_workqueue(struct workqueue_struct *wq); extern void flush_scheduled_work(void); +extern void flush_delayed_work(struct delayed_work *work); extern int schedule_work(struct work_struct *work); extern int schedule_work_on(int cpu, struct work_struct *work); diff --git a/include/net/inet_timewait_sock.h b/include/net/inet_timewait_sock.h index b63b80fac56..f93ad90a601 100644 --- a/include/net/inet_timewait_sock.h +++ b/include/net/inet_timewait_sock.h @@ -130,11 +130,11 @@ struct inet_timewait_sock { __u16 tw_num; kmemcheck_bitfield_begin(flags); /* And these are ours. */ - __u8 tw_ipv6only:1, - tw_transparent:1; - /* 14 bits hole, try to pack */ + unsigned int tw_ipv6only : 1, + tw_transparent : 1, + tw_pad : 14, /* 14 bits hole */ + tw_ipv6_offset : 16; kmemcheck_bitfield_end(flags); - __u16 tw_ipv6_offset; unsigned long tw_ttd; struct inet_bind_bucket *tw_tb; struct hlist_node tw_death_node; diff --git a/include/net/mac80211.h b/include/net/mac80211.h index 466859b285e..c75b960c8ac 100644 --- a/include/net/mac80211.h +++ b/include/net/mac80211.h @@ -1669,6 +1669,8 @@ void ieee80211_restart_hw(struct ieee80211_hw *hw); * to this function and ieee80211_rx_irqsafe() may not be mixed for a * single hardware. * + * Note that right now, this function must be called with softirqs disabled. + * * @hw: the hardware this frame came in on * @skb: the buffer to receive, owned by mac80211 after this call */ diff --git a/include/net/sock.h b/include/net/sock.h index 1621935aad5..9f96394f694 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -226,12 +226,12 @@ struct sock { #define sk_prot __sk_common.skc_prot #define sk_net __sk_common.skc_net kmemcheck_bitfield_begin(flags); - unsigned char sk_shutdown : 2, - sk_no_check : 2, - sk_userlocks : 4; + unsigned int sk_shutdown : 2, + sk_no_check : 2, + sk_userlocks : 4, + sk_protocol : 8, + sk_type : 16; kmemcheck_bitfield_end(flags); - unsigned char sk_protocol; - unsigned short sk_type; int sk_rcvbuf; socket_lock_t sk_lock; /* diff --git a/init/Kconfig b/init/Kconfig index 09c5c6431f4..f51586406d6 100644 --- a/init/Kconfig +++ b/init/Kconfig @@ -297,7 +297,7 @@ config AUDIT config AUDITSYSCALL bool "Enable system-call auditing support" - depends on AUDIT && (X86 || PPC || PPC64 || S390 || IA64 || UML || SPARC64|| SUPERH) + depends on AUDIT && (X86 || PPC || S390 || IA64 || UML || SPARC64 || SUPERH) default y if SECURITY_SELINUX help Enable low-overhead system-call auditing infrastructure that diff --git a/kernel/cgroup.c b/kernel/cgroup.c index ca83b73fba1..0249f4be9b5 100644 --- a/kernel/cgroup.c +++ b/kernel/cgroup.c @@ -1710,14 +1710,13 @@ static ssize_t cgroup_write_X64(struct cgroup *cgrp, struct cftype *cft, return -EFAULT; buffer[nbytes] = 0; /* nul-terminate */ - strstrip(buffer); if (cft->write_u64) { - u64 val = simple_strtoull(buffer, &end, 0); + u64 val = simple_strtoull(strstrip(buffer), &end, 0); if (*end) return -EINVAL; retval = cft->write_u64(cgrp, cft, val); } else { - s64 val = simple_strtoll(buffer, &end, 0); + s64 val = simple_strtoll(strstrip(buffer), &end, 0); if (*end) return -EINVAL; retval = cft->write_s64(cgrp, cft, val); @@ -1753,8 +1752,7 @@ static ssize_t cgroup_write_string(struct cgroup *cgrp, struct cftype *cft, } buffer[nbytes] = 0; /* nul-terminate */ - strstrip(buffer); - retval = cft->write_string(cgrp, cft, buffer); + retval = cft->write_string(cgrp, cft, strstrip(buffer)); if (!retval) retval = nbytes; out: diff --git a/kernel/exit.c b/kernel/exit.c index e61891f8012..f7864ac2ecc 100644 --- a/kernel/exit.c +++ b/kernel/exit.c @@ -359,10 +359,8 @@ void __set_special_pids(struct pid *pid) { struct task_struct *curr = current->group_leader; - if (task_session(curr) != pid) { + if (task_session(curr) != pid) change_pid(curr, PIDTYPE_SID, pid); - proc_sid_connector(curr); - } if (task_pgrp(curr) != pid) change_pid(curr, PIDTYPE_PGID, pid); diff --git a/kernel/futex.c b/kernel/futex.c index 4949d336d88..fb65e822fc4 100644 --- a/kernel/futex.c +++ b/kernel/futex.c @@ -150,7 +150,8 @@ static struct futex_hash_bucket *hash_futex(union futex_key *key) */ static inline int match_futex(union futex_key *key1, union futex_key *key2) { - return (key1->both.word == key2->both.word + return (key1 && key2 + && key1->both.word == key2->both.word && key1->both.ptr == key2->both.ptr && key1->both.offset == key2->both.offset); } @@ -1028,7 +1029,6 @@ static inline void requeue_pi_wake_futex(struct futex_q *q, union futex_key *key, struct futex_hash_bucket *hb) { - drop_futex_key_refs(&q->key); get_futex_key_refs(key); q->key = *key; @@ -1226,6 +1226,7 @@ retry_private: */ if (ret == 1) { WARN_ON(pi_state); + drop_count++; task_count++; ret = get_futex_value_locked(&curval2, uaddr2); if (!ret) @@ -1304,6 +1305,7 @@ retry_private: if (ret == 1) { /* We got the lock. */ requeue_pi_wake_futex(this, &key2, hb2); + drop_count++; continue; } else if (ret) { /* -EDEADLK */ @@ -1791,6 +1793,7 @@ static int futex_wait(u32 __user *uaddr, int fshared, current->timer_slack_ns); } +retry: /* Prepare to wait on uaddr. */ ret = futex_wait_setup(uaddr, val, fshared, &q, &hb); if (ret) @@ -1808,9 +1811,14 @@ static int futex_wait(u32 __user *uaddr, int fshared, goto out_put_key; /* - * We expect signal_pending(current), but another thread may - * have handled it for us already. + * We expect signal_pending(current), but we might be the + * victim of a spurious wakeup as well. */ + if (!signal_pending(current)) { + put_futex_key(fshared, &q.key); + goto retry; + } + ret = -ERESTARTSYS; if (!abs_time) goto out_put_key; @@ -2118,9 +2126,11 @@ int handle_early_requeue_pi_wakeup(struct futex_hash_bucket *hb, */ plist_del(&q->list, &q->list.plist); + /* Handle spurious wakeups gracefully */ + ret = -EWOULDBLOCK; if (timeout && !timeout->task) ret = -ETIMEDOUT; - else + else if (signal_pending(current)) ret = -ERESTARTNOINTR; } return ret; diff --git a/kernel/lockdep.c b/kernel/lockdep.c index 3815ac1d58b..9af56723c09 100644 --- a/kernel/lockdep.c +++ b/kernel/lockdep.c @@ -142,6 +142,11 @@ static inline struct lock_class *hlock_class(struct held_lock *hlock) #ifdef CONFIG_LOCK_STAT static DEFINE_PER_CPU(struct lock_class_stats[MAX_LOCKDEP_KEYS], lock_stats); +static inline u64 lockstat_clock(void) +{ + return cpu_clock(smp_processor_id()); +} + static int lock_point(unsigned long points[], unsigned long ip) { int i; @@ -158,7 +163,7 @@ static int lock_point(unsigned long points[], unsigned long ip) return i; } -static void lock_time_inc(struct lock_time *lt, s64 time) +static void lock_time_inc(struct lock_time *lt, u64 time) { if (time > lt->max) lt->max = time; @@ -234,12 +239,12 @@ static void put_lock_stats(struct lock_class_stats *stats) static void lock_release_holdtime(struct held_lock *hlock) { struct lock_class_stats *stats; - s64 holdtime; + u64 holdtime; if (!lock_stat) return; - holdtime = sched_clock() - hlock->holdtime_stamp; + holdtime = lockstat_clock() - hlock->holdtime_stamp; stats = get_lock_stats(hlock_class(hlock)); if (hlock->read) @@ -2792,7 +2797,7 @@ static int __lock_acquire(struct lockdep_map *lock, unsigned int subclass, hlock->references = references; #ifdef CONFIG_LOCK_STAT hlock->waittime_stamp = 0; - hlock->holdtime_stamp = sched_clock(); + hlock->holdtime_stamp = lockstat_clock(); #endif if (check == 2 && !mark_irqflags(curr, hlock)) @@ -3322,7 +3327,7 @@ found_it: if (hlock->instance != lock) return; - hlock->waittime_stamp = sched_clock(); + hlock->waittime_stamp = lockstat_clock(); contention_point = lock_point(hlock_class(hlock)->contention_point, ip); contending_point = lock_point(hlock_class(hlock)->contending_point, @@ -3345,8 +3350,7 @@ __lock_acquired(struct lockdep_map *lock, unsigned long ip) struct held_lock *hlock, *prev_hlock; struct lock_class_stats *stats; unsigned int depth; - u64 now; - s64 waittime = 0; + u64 now, waittime = 0; int i, cpu; depth = curr->lockdep_depth; @@ -3374,7 +3378,7 @@ found_it: cpu = smp_processor_id(); if (hlock->waittime_stamp) { - now = sched_clock(); + now = lockstat_clock(); waittime = now - hlock->waittime_stamp; hlock->holdtime_stamp = now; } diff --git a/kernel/params.c b/kernel/params.c index 9da58eabdcb..d656c276508 100644 --- a/kernel/params.c +++ b/kernel/params.c @@ -218,15 +218,11 @@ int param_set_charp(const char *val, struct kernel_param *kp) return -ENOSPC; } - if (kp->flags & KPARAM_KMALLOCED) - kfree(*(char **)kp->arg); - /* This is a hack. We can't need to strdup in early boot, and we * don't need to; this mangled commandline is preserved. */ if (slab_is_available()) { - kp->flags |= KPARAM_KMALLOCED; *(char **)kp->arg = kstrdup(val, GFP_KERNEL); - if (!kp->arg) + if (!*(char **)kp->arg) return -ENOMEM; } else *(const char **)kp->arg = val; @@ -304,6 +300,7 @@ static int param_array(const char *name, unsigned int min, unsigned int max, void *elem, int elemsize, int (*set)(const char *, struct kernel_param *kp), + u16 flags, unsigned int *num) { int ret; @@ -313,6 +310,7 @@ static int param_array(const char *name, /* Get the name right for errors. */ kp.name = name; kp.arg = elem; + kp.flags = flags; /* No equals sign? */ if (!val) { @@ -358,7 +356,8 @@ int param_array_set(const char *val, struct kernel_param *kp) unsigned int temp_num; return param_array(kp->name, val, 1, arr->max, arr->elem, - arr->elemsize, arr->set, arr->num ?: &temp_num); + arr->elemsize, arr->set, kp->flags, + arr->num ?: &temp_num); } int param_array_get(char *buffer, struct kernel_param *kp) @@ -605,11 +604,7 @@ void module_param_sysfs_remove(struct module *mod) void destroy_params(const struct kernel_param *params, unsigned num) { - unsigned int i; - - for (i = 0; i < num; i++) - if (params[i].flags & KPARAM_KMALLOCED) - kfree(*(char **)params[i].arg); + /* FIXME: This should free kmalloced charp parameters. It doesn't. */ } static void __init kernel_add_sysfs_param(const char *name, diff --git a/kernel/perf_event.c b/kernel/perf_event.c index 9d0b5c66588..7f29643c898 100644 --- a/kernel/perf_event.c +++ b/kernel/perf_event.c @@ -1355,7 +1355,7 @@ static void perf_ctx_adjust_freq(struct perf_event_context *ctx) u64 interrupts, freq; spin_lock(&ctx->lock); - list_for_each_entry(event, &ctx->group_list, group_entry) { + list_for_each_entry_rcu(event, &ctx->event_list, event_entry) { if (event->state != PERF_EVENT_STATE_ACTIVE) continue; @@ -3959,8 +3959,9 @@ static enum hrtimer_restart perf_swevent_hrtimer(struct hrtimer *hrtimer) regs = task_pt_regs(current); if (regs) { - if (perf_event_overflow(event, 0, &data, regs)) - ret = HRTIMER_NORESTART; + if (!(event->attr.exclude_idle && current->pid == 0)) + if (perf_event_overflow(event, 0, &data, regs)) + ret = HRTIMER_NORESTART; } period = max_t(u64, 10000, event->hw.sample_period); @@ -3969,6 +3970,42 @@ static enum hrtimer_restart perf_swevent_hrtimer(struct hrtimer *hrtimer) return ret; } +static void perf_swevent_start_hrtimer(struct perf_event *event) +{ + struct hw_perf_event *hwc = &event->hw; + + hrtimer_init(&hwc->hrtimer, CLOCK_MONOTONIC, HRTIMER_MODE_REL); + hwc->hrtimer.function = perf_swevent_hrtimer; + if (hwc->sample_period) { + u64 period; + + if (hwc->remaining) { + if (hwc->remaining < 0) + period = 10000; + else + period = hwc->remaining; + hwc->remaining = 0; + } else { + period = max_t(u64, 10000, hwc->sample_period); + } + __hrtimer_start_range_ns(&hwc->hrtimer, + ns_to_ktime(period), 0, + HRTIMER_MODE_REL, 0); + } +} + +static void perf_swevent_cancel_hrtimer(struct perf_event *event) +{ + struct hw_perf_event *hwc = &event->hw; + + if (hwc->sample_period) { + ktime_t remaining = hrtimer_get_remaining(&hwc->hrtimer); + hwc->remaining = ktime_to_ns(remaining); + + hrtimer_cancel(&hwc->hrtimer); + } +} + /* * Software event: cpu wall time clock */ @@ -3991,22 +4028,14 @@ static int cpu_clock_perf_event_enable(struct perf_event *event) int cpu = raw_smp_processor_id(); atomic64_set(&hwc->prev_count, cpu_clock(cpu)); - hrtimer_init(&hwc->hrtimer, CLOCK_MONOTONIC, HRTIMER_MODE_REL); - hwc->hrtimer.function = perf_swevent_hrtimer; - if (hwc->sample_period) { - u64 period = max_t(u64, 10000, hwc->sample_period); - __hrtimer_start_range_ns(&hwc->hrtimer, - ns_to_ktime(period), 0, - HRTIMER_MODE_REL, 0); - } + perf_swevent_start_hrtimer(event); return 0; } static void cpu_clock_perf_event_disable(struct perf_event *event) { - if (event->hw.sample_period) - hrtimer_cancel(&event->hw.hrtimer); + perf_swevent_cancel_hrtimer(event); cpu_clock_perf_event_update(event); } @@ -4043,22 +4072,15 @@ static int task_clock_perf_event_enable(struct perf_event *event) now = event->ctx->time; atomic64_set(&hwc->prev_count, now); - hrtimer_init(&hwc->hrtimer, CLOCK_MONOTONIC, HRTIMER_MODE_REL); - hwc->hrtimer.function = perf_swevent_hrtimer; - if (hwc->sample_period) { - u64 period = max_t(u64, 10000, hwc->sample_period); - __hrtimer_start_range_ns(&hwc->hrtimer, - ns_to_ktime(period), 0, - HRTIMER_MODE_REL, 0); - } + + perf_swevent_start_hrtimer(event); return 0; } static void task_clock_perf_event_disable(struct perf_event *event) { - if (event->hw.sample_period) - hrtimer_cancel(&event->hw.hrtimer); + perf_swevent_cancel_hrtimer(event); task_clock_perf_event_update(event, event->ctx->time); } diff --git a/kernel/power/suspend_test.c b/kernel/power/suspend_test.c index 17d8bb1acf9..25596e450ac 100644 --- a/kernel/power/suspend_test.c +++ b/kernel/power/suspend_test.c @@ -19,7 +19,7 @@ * The time it takes is system-specific though, so when we test this * during system bootup we allow a LOT of time. */ -#define TEST_SUSPEND_SECONDS 5 +#define TEST_SUSPEND_SECONDS 10 static unsigned long suspend_test_start_time; @@ -49,7 +49,8 @@ void suspend_test_finish(const char *label) * has some performance issues. The stack dump of a WARN_ON * is more likely to get the right attention than a printk... */ - WARN(msec > (TEST_SUSPEND_SECONDS * 1000), "Component: %s\n", label); + WARN(msec > (TEST_SUSPEND_SECONDS * 1000), + "Component: %s, time: %u\n", label, msec); } /* diff --git a/kernel/rcutree.c b/kernel/rcutree.c index 705f02ac743..0536125b049 100644 --- a/kernel/rcutree.c +++ b/kernel/rcutree.c @@ -913,7 +913,20 @@ static void __rcu_offline_cpu(int cpu, struct rcu_state *rsp) spin_unlock(&rnp->lock); /* irqs remain disabled. */ break; } - rcu_preempt_offline_tasks(rsp, rnp, rdp); + + /* + * If there was a task blocking the current grace period, + * and if all CPUs have checked in, we need to propagate + * the quiescent state up the rcu_node hierarchy. But that + * is inconvenient at the moment due to deadlock issues if + * this should end the current grace period. So set the + * offlined CPU's bit in ->qsmask in order to force the + * next force_quiescent_state() invocation to clean up this + * mess in a deadlock-free manner. + */ + if (rcu_preempt_offline_tasks(rsp, rnp, rdp) && !rnp->qsmask) + rnp->qsmask |= mask; + mask = rnp->grpmask; spin_unlock(&rnp->lock); /* irqs remain disabled. */ rnp = rnp->parent; @@ -958,7 +971,7 @@ static void rcu_offline_cpu(int cpu) * Invoke any RCU callbacks that have made it to the end of their grace * period. Thottle as specified by rdp->blimit. */ -static void rcu_do_batch(struct rcu_data *rdp) +static void rcu_do_batch(struct rcu_state *rsp, struct rcu_data *rdp) { unsigned long flags; struct rcu_head *next, *list, **tail; @@ -1011,6 +1024,13 @@ static void rcu_do_batch(struct rcu_data *rdp) if (rdp->blimit == LONG_MAX && rdp->qlen <= qlowmark) rdp->blimit = blimit; + /* Reset ->qlen_last_fqs_check trigger if enough CBs have drained. */ + if (rdp->qlen == 0 && rdp->qlen_last_fqs_check != 0) { + rdp->qlen_last_fqs_check = 0; + rdp->n_force_qs_snap = rsp->n_force_qs; + } else if (rdp->qlen < rdp->qlen_last_fqs_check - qhimark) + rdp->qlen_last_fqs_check = rdp->qlen; + local_irq_restore(flags); /* Re-raise the RCU softirq if there are callbacks remaining. */ @@ -1224,7 +1244,7 @@ __rcu_process_callbacks(struct rcu_state *rsp, struct rcu_data *rdp) } /* If there are callbacks ready, invoke them. */ - rcu_do_batch(rdp); + rcu_do_batch(rsp, rdp); } /* @@ -1288,10 +1308,20 @@ __call_rcu(struct rcu_head *head, void (*func)(struct rcu_head *rcu), rcu_start_gp(rsp, nestflag); /* releases rnp_root->lock. */ } - /* Force the grace period if too many callbacks or too long waiting. */ - if (unlikely(++rdp->qlen > qhimark)) { + /* + * Force the grace period if too many callbacks or too long waiting. + * Enforce hysteresis, and don't invoke force_quiescent_state() + * if some other CPU has recently done so. Also, don't bother + * invoking force_quiescent_state() if the newly enqueued callback + * is the only one waiting for a grace period to complete. + */ + if (unlikely(++rdp->qlen > rdp->qlen_last_fqs_check + qhimark)) { rdp->blimit = LONG_MAX; - force_quiescent_state(rsp, 0); + if (rsp->n_force_qs == rdp->n_force_qs_snap && + *rdp->nxttail[RCU_DONE_TAIL] != head) + force_quiescent_state(rsp, 0); + rdp->n_force_qs_snap = rsp->n_force_qs; + rdp->qlen_last_fqs_check = rdp->qlen; } else if ((long)(ACCESS_ONCE(rsp->jiffies_force_qs) - jiffies) < 0) force_quiescent_state(rsp, 1); local_irq_restore(flags); @@ -1523,6 +1553,8 @@ rcu_init_percpu_data(int cpu, struct rcu_state *rsp, int preemptable) rdp->beenonline = 1; /* We have now been online. */ rdp->preemptable = preemptable; rdp->passed_quiesc_completed = lastcomp - 1; + rdp->qlen_last_fqs_check = 0; + rdp->n_force_qs_snap = rsp->n_force_qs; rdp->blimit = blimit; spin_unlock(&rnp->lock); /* irqs remain disabled. */ diff --git a/kernel/rcutree.h b/kernel/rcutree.h index b40ac570604..1823c6e2060 100644 --- a/kernel/rcutree.h +++ b/kernel/rcutree.h @@ -167,6 +167,10 @@ struct rcu_data { struct rcu_head *nxtlist; struct rcu_head **nxttail[RCU_NEXT_SIZE]; long qlen; /* # of queued callbacks */ + long qlen_last_fqs_check; + /* qlen at last check for QS forcing */ + unsigned long n_force_qs_snap; + /* did other CPU force QS recently? */ long blimit; /* Upper limit on a processed batch */ #ifdef CONFIG_NO_HZ @@ -302,9 +306,9 @@ static void rcu_print_task_stall(struct rcu_node *rnp); #endif /* #ifdef CONFIG_RCU_CPU_STALL_DETECTOR */ static void rcu_preempt_check_blocked_tasks(struct rcu_node *rnp); #ifdef CONFIG_HOTPLUG_CPU -static void rcu_preempt_offline_tasks(struct rcu_state *rsp, - struct rcu_node *rnp, - struct rcu_data *rdp); +static int rcu_preempt_offline_tasks(struct rcu_state *rsp, + struct rcu_node *rnp, + struct rcu_data *rdp); static void rcu_preempt_offline_cpu(int cpu); #endif /* #ifdef CONFIG_HOTPLUG_CPU */ static void rcu_preempt_check_callbacks(int cpu); diff --git a/kernel/rcutree_plugin.h b/kernel/rcutree_plugin.h index c0cb783aa16..ef2a58c2b9d 100644 --- a/kernel/rcutree_plugin.h +++ b/kernel/rcutree_plugin.h @@ -304,21 +304,25 @@ static void rcu_preempt_check_blocked_tasks(struct rcu_node *rnp) * parent is to remove the need for rcu_read_unlock_special() to * make more than two attempts to acquire the target rcu_node's lock. * + * Returns 1 if there was previously a task blocking the current grace + * period on the specified rcu_node structure. + * * The caller must hold rnp->lock with irqs disabled. */ -static void rcu_preempt_offline_tasks(struct rcu_state *rsp, - struct rcu_node *rnp, - struct rcu_data *rdp) +static int rcu_preempt_offline_tasks(struct rcu_state *rsp, + struct rcu_node *rnp, + struct rcu_data *rdp) { int i; struct list_head *lp; struct list_head *lp_root; + int retval = rcu_preempted_readers(rnp); struct rcu_node *rnp_root = rcu_get_root(rsp); struct task_struct *tp; if (rnp == rnp_root) { WARN_ONCE(1, "Last CPU thought to be offlined?"); - return; /* Shouldn't happen: at least one CPU online. */ + return 0; /* Shouldn't happen: at least one CPU online. */ } WARN_ON_ONCE(rnp != rdp->mynode && (!list_empty(&rnp->blocked_tasks[0]) || @@ -342,6 +346,8 @@ static void rcu_preempt_offline_tasks(struct rcu_state *rsp, spin_unlock(&rnp_root->lock); /* irqs remain disabled */ } } + + return retval; } /* @@ -393,6 +399,17 @@ void call_rcu(struct rcu_head *head, void (*func)(struct rcu_head *rcu)) EXPORT_SYMBOL_GPL(call_rcu); /* + * Wait for an rcu-preempt grace period. We are supposed to expedite the + * grace period, but this is the crude slow compatability hack, so just + * invoke synchronize_rcu(). + */ +void synchronize_rcu_expedited(void) +{ + synchronize_rcu(); +} +EXPORT_SYMBOL_GPL(synchronize_rcu_expedited); + +/* * Check to see if there is any immediate preemptable-RCU-related work * to be done. */ @@ -521,12 +538,15 @@ static void rcu_preempt_check_blocked_tasks(struct rcu_node *rnp) /* * Because preemptable RCU does not exist, it never needs to migrate - * tasks that were blocked within RCU read-side critical sections. + * tasks that were blocked within RCU read-side critical sections, and + * such non-existent tasks cannot possibly have been blocking the current + * grace period. */ -static void rcu_preempt_offline_tasks(struct rcu_state *rsp, - struct rcu_node *rnp, - struct rcu_data *rdp) +static int rcu_preempt_offline_tasks(struct rcu_state *rsp, + struct rcu_node *rnp, + struct rcu_data *rdp) { + return 0; } /* @@ -565,6 +585,16 @@ void call_rcu(struct rcu_head *head, void (*func)(struct rcu_head *rcu)) EXPORT_SYMBOL_GPL(call_rcu); /* + * Wait for an rcu-preempt grace period, but make it happen quickly. + * But because preemptable RCU does not exist, map to rcu-sched. + */ +void synchronize_rcu_expedited(void) +{ + synchronize_sched_expedited(); +} +EXPORT_SYMBOL_GPL(synchronize_rcu_expedited); + +/* * Because preemptable RCU does not exist, it never has any work to do. */ static int rcu_preempt_pending(int cpu) diff --git a/kernel/sched.c b/kernel/sched.c index 76c0e9691fc..a455dca884a 100644 --- a/kernel/sched.c +++ b/kernel/sched.c @@ -676,6 +676,7 @@ inline void update_rq_clock(struct rq *rq) /** * runqueue_is_locked + * @cpu: the processor in question. * * Returns true if the current cpu runqueue is locked. * This interface allows printk to be called with the runqueue lock @@ -1563,11 +1564,7 @@ static unsigned long cpu_avg_load_per_task(int cpu) #ifdef CONFIG_FAIR_GROUP_SCHED -struct update_shares_data { - unsigned long rq_weight[NR_CPUS]; -}; - -static DEFINE_PER_CPU(struct update_shares_data, update_shares_data); +static __read_mostly unsigned long *update_shares_data; static void __set_se_shares(struct sched_entity *se, unsigned long shares); @@ -1577,12 +1574,12 @@ static void __set_se_shares(struct sched_entity *se, unsigned long shares); static void update_group_shares_cpu(struct task_group *tg, int cpu, unsigned long sd_shares, unsigned long sd_rq_weight, - struct update_shares_data *usd) + unsigned long *usd_rq_weight) { unsigned long shares, rq_weight; int boost = 0; - rq_weight = usd->rq_weight[cpu]; + rq_weight = usd_rq_weight[cpu]; if (!rq_weight) { boost = 1; rq_weight = NICE_0_LOAD; @@ -1617,7 +1614,7 @@ static void update_group_shares_cpu(struct task_group *tg, int cpu, static int tg_shares_up(struct task_group *tg, void *data) { unsigned long weight, rq_weight = 0, shares = 0; - struct update_shares_data *usd; + unsigned long *usd_rq_weight; struct sched_domain *sd = data; unsigned long flags; int i; @@ -1626,11 +1623,11 @@ static int tg_shares_up(struct task_group *tg, void *data) return 0; local_irq_save(flags); - usd = &__get_cpu_var(update_shares_data); + usd_rq_weight = per_cpu_ptr(update_shares_data, smp_processor_id()); for_each_cpu(i, sched_domain_span(sd)) { weight = tg->cfs_rq[i]->load.weight; - usd->rq_weight[i] = weight; + usd_rq_weight[i] = weight; /* * If there are currently no tasks on the cpu pretend there @@ -1651,7 +1648,7 @@ static int tg_shares_up(struct task_group *tg, void *data) shares = tg->shares; for_each_cpu(i, sched_domain_span(sd)) - update_group_shares_cpu(tg, i, shares, rq_weight, usd); + update_group_shares_cpu(tg, i, shares, rq_weight, usd_rq_weight); local_irq_restore(flags); @@ -2311,7 +2308,7 @@ static int try_to_wake_up(struct task_struct *p, unsigned int state, { int cpu, orig_cpu, this_cpu, success = 0; unsigned long flags; - struct rq *rq; + struct rq *rq, *orig_rq; if (!sched_feat(SYNC_WAKEUPS)) wake_flags &= ~WF_SYNC; @@ -2319,7 +2316,7 @@ static int try_to_wake_up(struct task_struct *p, unsigned int state, this_cpu = get_cpu(); smp_wmb(); - rq = task_rq_lock(p, &flags); + rq = orig_rq = task_rq_lock(p, &flags); update_rq_clock(rq); if (!(p->state & state)) goto out; @@ -2350,6 +2347,10 @@ static int try_to_wake_up(struct task_struct *p, unsigned int state, set_task_cpu(p, cpu); rq = task_rq_lock(p, &flags); + + if (rq != orig_rq) + update_rq_clock(rq); + WARN_ON(p->state != TASK_WAKING); cpu = task_cpu(p); @@ -3656,6 +3657,7 @@ static void update_group_power(struct sched_domain *sd, int cpu) /** * update_sg_lb_stats - Update sched_group's statistics for load balancing. + * @sd: The sched_domain whose statistics are to be updated. * @group: sched_group whose statistics are to be updated. * @this_cpu: Cpu for which load balance is currently performed. * @idle: Idle status of this_cpu @@ -6718,9 +6720,6 @@ EXPORT_SYMBOL(yield); /* * This task is about to go to sleep on IO. Increment rq->nr_iowait so * that process accounting knows that this is a task in IO wait state. - * - * But don't do that if it is a deliberate, throttling IO wait (this task - * has set its backing_dev_info: the queue against which it should throttle) */ void __sched io_schedule(void) { @@ -9404,6 +9403,10 @@ void __init sched_init(void) #endif /* CONFIG_USER_SCHED */ #endif /* CONFIG_GROUP_SCHED */ +#if defined CONFIG_FAIR_GROUP_SCHED && defined CONFIG_SMP + update_shares_data = __alloc_percpu(nr_cpu_ids * sizeof(unsigned long), + __alignof__(unsigned long)); +#endif for_each_possible_cpu(i) { struct rq *rq; diff --git a/kernel/sched_fair.c b/kernel/sched_fair.c index 4e777b47eed..c32c3e643da 100644 --- a/kernel/sched_fair.c +++ b/kernel/sched_fair.c @@ -861,12 +861,21 @@ wakeup_preempt_entity(struct sched_entity *curr, struct sched_entity *se); static struct sched_entity *pick_next_entity(struct cfs_rq *cfs_rq) { struct sched_entity *se = __pick_next_entity(cfs_rq); + struct sched_entity *buddy; - if (cfs_rq->next && wakeup_preempt_entity(cfs_rq->next, se) < 1) - return cfs_rq->next; + if (cfs_rq->next) { + buddy = cfs_rq->next; + cfs_rq->next = NULL; + if (wakeup_preempt_entity(buddy, se) < 1) + return buddy; + } - if (cfs_rq->last && wakeup_preempt_entity(cfs_rq->last, se) < 1) - return cfs_rq->last; + if (cfs_rq->last) { + buddy = cfs_rq->last; + cfs_rq->last = NULL; + if (wakeup_preempt_entity(buddy, se) < 1) + return buddy; + } return se; } @@ -1654,16 +1663,6 @@ static struct task_struct *pick_next_task_fair(struct rq *rq) do { se = pick_next_entity(cfs_rq); - /* - * If se was a buddy, clear it so that it will have to earn - * the favour again. - * - * If se was not a buddy, clear the buddies because neither - * was elegible to run, let them earn it again. - * - * IOW. unconditionally clear buddies. - */ - __clear_buddies(cfs_rq, NULL); set_next_entity(cfs_rq, se); cfs_rq = group_cfs_rq(se); } while (cfs_rq); diff --git a/kernel/sys.c b/kernel/sys.c index 255475d163e..ce17760d9c5 100644 --- a/kernel/sys.c +++ b/kernel/sys.c @@ -1110,6 +1110,8 @@ SYSCALL_DEFINE0(setsid) err = session; out: write_unlock_irq(&tasklist_lock); + if (err > 0) + proc_sid_connector(group_leader); return err; } @@ -1546,24 +1548,37 @@ SYSCALL_DEFINE5(prctl, int, option, unsigned long, arg2, unsigned long, arg3, if (arg4 | arg5) return -EINVAL; switch (arg2) { - case 0: + case PR_MCE_KILL_CLEAR: if (arg3 != 0) return -EINVAL; current->flags &= ~PF_MCE_PROCESS; break; - case 1: + case PR_MCE_KILL_SET: current->flags |= PF_MCE_PROCESS; - if (arg3 != 0) + if (arg3 == PR_MCE_KILL_EARLY) current->flags |= PF_MCE_EARLY; - else + else if (arg3 == PR_MCE_KILL_LATE) current->flags &= ~PF_MCE_EARLY; + else if (arg3 == PR_MCE_KILL_DEFAULT) + current->flags &= + ~(PF_MCE_EARLY|PF_MCE_PROCESS); + else + return -EINVAL; break; default: return -EINVAL; } error = 0; break; - + case PR_MCE_KILL_GET: + if (arg2 | arg3 | arg4 | arg5) + return -EINVAL; + if (current->flags & PF_MCE_PROCESS) + error = (current->flags & PF_MCE_EARLY) ? + PR_MCE_KILL_EARLY : PR_MCE_KILL_LATE; + else + error = PR_MCE_KILL_DEFAULT; + break; default: error = -EINVAL; break; diff --git a/kernel/sysctl_check.c b/kernel/sysctl_check.c index b38423ca711..b6e7aaea460 100644 --- a/kernel/sysctl_check.c +++ b/kernel/sysctl_check.c @@ -1521,7 +1521,7 @@ int sysctl_check_table(struct nsproxy *namespaces, struct ctl_table *table) if (!table->ctl_name && table->strategy) set_fail(&fail, table, "Strategy without ctl_name"); #endif -#ifdef CONFIG_PROC_FS +#ifdef CONFIG_PROC_SYSCTL if (table->procname && !table->proc_handler) set_fail(&fail, table, "No proc_handler"); #endif diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c index 37ba67e3326..9c451a1930b 100644 --- a/kernel/trace/ftrace.c +++ b/kernel/trace/ftrace.c @@ -740,7 +740,7 @@ ftrace_profile_write(struct file *filp, const char __user *ubuf, out: mutex_unlock(&ftrace_profile_lock); - filp->f_pos += cnt; + *ppos += cnt; return cnt; } diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c index d4ff0197054..3ffa502fb24 100644 --- a/kernel/trace/ring_buffer.c +++ b/kernel/trace/ring_buffer.c @@ -483,7 +483,7 @@ struct ring_buffer_iter { /* Up this if you want to test the TIME_EXTENTS and normalization */ #define DEBUG_SHIFT 0 -static inline u64 rb_time_stamp(struct ring_buffer *buffer, int cpu) +static inline u64 rb_time_stamp(struct ring_buffer *buffer) { /* shift to debug/test normalization and TIME_EXTENTS */ return buffer->clock() << DEBUG_SHIFT; @@ -494,7 +494,7 @@ u64 ring_buffer_time_stamp(struct ring_buffer *buffer, int cpu) u64 time; preempt_disable_notrace(); - time = rb_time_stamp(buffer, cpu); + time = rb_time_stamp(buffer); preempt_enable_no_resched_notrace(); return time; @@ -599,7 +599,7 @@ static struct list_head *rb_list_head(struct list_head *list) } /* - * rb_is_head_page - test if the give page is the head page + * rb_is_head_page - test if the given page is the head page * * Because the reader may move the head_page pointer, we can * not trust what the head page is (it may be pointing to @@ -1868,7 +1868,7 @@ rb_move_tail(struct ring_buffer_per_cpu *cpu_buffer, * Nested commits always have zero deltas, so * just reread the time stamp */ - *ts = rb_time_stamp(buffer, cpu_buffer->cpu); + *ts = rb_time_stamp(buffer); next_page->page->time_stamp = *ts; } @@ -2111,7 +2111,7 @@ rb_reserve_next_event(struct ring_buffer *buffer, if (RB_WARN_ON(cpu_buffer, ++nr_loops > 1000)) goto out_fail; - ts = rb_time_stamp(cpu_buffer->buffer, cpu_buffer->cpu); + ts = rb_time_stamp(cpu_buffer->buffer); /* * Only the first commit can update the timestamp. @@ -2681,7 +2681,7 @@ unsigned long ring_buffer_entries(struct ring_buffer *buffer) EXPORT_SYMBOL_GPL(ring_buffer_entries); /** - * ring_buffer_overrun_cpu - get the number of overruns in buffer + * ring_buffer_overruns - get the number of overruns in buffer * @buffer: The ring buffer * * Returns the total number of overruns in the ring buffer diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c index 45068269ebb..b20d3ec75de 100644 --- a/kernel/trace/trace.c +++ b/kernel/trace/trace.c @@ -1393,7 +1393,7 @@ int trace_array_vprintk(struct trace_array *tr, int trace_vprintk(unsigned long ip, const char *fmt, va_list args) { - return trace_array_printk(&global_trace, ip, fmt, args); + return trace_array_vprintk(&global_trace, ip, fmt, args); } EXPORT_SYMBOL_GPL(trace_vprintk); @@ -2440,7 +2440,7 @@ tracing_trace_options_write(struct file *filp, const char __user *ubuf, return ret; } - filp->f_pos += cnt; + *ppos += cnt; return cnt; } @@ -2582,7 +2582,7 @@ tracing_ctrl_write(struct file *filp, const char __user *ubuf, } mutex_unlock(&trace_types_lock); - filp->f_pos += cnt; + *ppos += cnt; return cnt; } @@ -2764,7 +2764,7 @@ tracing_set_trace_write(struct file *filp, const char __user *ubuf, if (err) return err; - filp->f_pos += ret; + *ppos += ret; return ret; } @@ -3299,7 +3299,7 @@ tracing_entries_write(struct file *filp, const char __user *ubuf, } } - filp->f_pos += cnt; + *ppos += cnt; /* If check pages failed, return ENOMEM */ if (tracing_disabled) diff --git a/kernel/trace/trace_events_filter.c b/kernel/trace/trace_events_filter.c index 23245785927..98a6cc5c64e 100644 --- a/kernel/trace/trace_events_filter.c +++ b/kernel/trace/trace_events_filter.c @@ -933,8 +933,9 @@ static void postfix_clear(struct filter_parse_state *ps) while (!list_empty(&ps->postfix)) { elt = list_first_entry(&ps->postfix, struct postfix_elt, list); - kfree(elt->operand); list_del(&elt->list); + kfree(elt->operand); + kfree(elt); } } diff --git a/kernel/trace/trace_output.c b/kernel/trace/trace_output.c index ed17565826b..b6c12c6a1bc 100644 --- a/kernel/trace/trace_output.c +++ b/kernel/trace/trace_output.c @@ -69,6 +69,9 @@ enum print_line_t trace_print_printk_msg_only(struct trace_iterator *iter) * @s: trace sequence descriptor * @fmt: printf format string * + * It returns 0 if the trace oversizes the buffer's free + * space, 1 otherwise. + * * The tracer may use either sequence operations or its own * copy to user routines. To simplify formating of a trace * trace_seq_printf is used to store strings into a special @@ -95,7 +98,7 @@ trace_seq_printf(struct trace_seq *s, const char *fmt, ...) s->len += ret; - return len; + return 1; } EXPORT_SYMBOL_GPL(trace_seq_printf); diff --git a/kernel/workqueue.c b/kernel/workqueue.c index addfe2df93b..12328147132 100644 --- a/kernel/workqueue.c +++ b/kernel/workqueue.c @@ -640,6 +640,24 @@ int schedule_delayed_work(struct delayed_work *dwork, EXPORT_SYMBOL(schedule_delayed_work); /** + * flush_delayed_work - block until a dwork_struct's callback has terminated + * @dwork: the delayed work which is to be flushed + * + * Any timeout is cancelled, and any pending work is run immediately. + */ +void flush_delayed_work(struct delayed_work *dwork) +{ + if (del_timer_sync(&dwork->timer)) { + struct cpu_workqueue_struct *cwq; + cwq = wq_per_cpu(keventd_wq, get_cpu()); + __queue_work(cwq, &dwork->work); + put_cpu(); + } + flush_work(&dwork->work); +} +EXPORT_SYMBOL(flush_delayed_work); + +/** * schedule_delayed_work_on - queue work in global workqueue on CPU after delay * @cpu: cpu to use * @dwork: job to be done @@ -667,21 +685,38 @@ EXPORT_SYMBOL(schedule_delayed_work_on); int schedule_on_each_cpu(work_func_t func) { int cpu; + int orig = -1; struct work_struct *works; works = alloc_percpu(struct work_struct); if (!works) return -ENOMEM; + /* + * when running in keventd don't schedule a work item on itself. + * Can just call directly because the work queue is already bound. + * This also is faster. + * Make this a generic parameter for other workqueues? + */ + if (current_is_keventd()) { + orig = raw_smp_processor_id(); + INIT_WORK(per_cpu_ptr(works, orig), func); + func(per_cpu_ptr(works, orig)); + } + get_online_cpus(); for_each_online_cpu(cpu) { struct work_struct *work = per_cpu_ptr(works, cpu); + if (cpu == orig) + continue; INIT_WORK(work, func); schedule_work_on(cpu, work); } - for_each_online_cpu(cpu) - flush_work(per_cpu_ptr(works, cpu)); + for_each_online_cpu(cpu) { + if (cpu != orig) + flush_work(per_cpu_ptr(works, cpu)); + } put_online_cpus(); free_percpu(works); return 0; diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index 30df5865ecb..234ceb10861 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -392,7 +392,7 @@ config DEBUG_KMEMLEAK_TEST config DEBUG_PREEMPT bool "Debug preemptible kernel" - depends on DEBUG_KERNEL && PREEMPT && (TRACE_IRQFLAGS_SUPPORT || PPC64) + depends on DEBUG_KERNEL && PREEMPT && TRACE_IRQFLAGS_SUPPORT default y help If you say Y here then the kernel will use a debug variant of the diff --git a/mm/Kconfig b/mm/Kconfig index 57963c6063d..fd3386242cf 100644 --- a/mm/Kconfig +++ b/mm/Kconfig @@ -67,7 +67,7 @@ config DISCONTIGMEM config SPARSEMEM def_bool y - depends on SPARSEMEM_MANUAL + depends on (!SELECT_MEMORY_MODEL && ARCH_SPARSEMEM_ENABLE) || SPARSEMEM_MANUAL config FLATMEM def_bool y @@ -129,7 +129,7 @@ config MEMORY_HOTPLUG bool "Allow for memory hot-add" depends on SPARSEMEM || X86_64_ACPI_NUMA depends on HOTPLUG && !(HIBERNATION && !S390) && ARCH_ENABLE_MEMORY_HOTPLUG - depends on (IA64 || X86 || PPC64 || SUPERH || S390) + depends on (IA64 || X86 || PPC_BOOK3S_64 || SUPERH || S390) comment "Memory hotplug is currently incompatible with Software Suspend" depends on SPARSEMEM && HOTPLUG && HIBERNATION && !S390 diff --git a/mm/backing-dev.c b/mm/backing-dev.c index 3d3accb1f80..1065b715ef6 100644 --- a/mm/backing-dev.c +++ b/mm/backing-dev.c @@ -92,7 +92,7 @@ static int bdi_debug_stats_show(struct seq_file *m, void *v) "BdiDirtyThresh: %8lu kB\n" "DirtyThresh: %8lu kB\n" "BackgroundThresh: %8lu kB\n" - "WriteBack threads:%8lu\n" + "WritebackThreads: %8lu\n" "b_dirty: %8lu\n" "b_io: %8lu\n" "b_more_io: %8lu\n" @@ -610,6 +610,21 @@ static void bdi_wb_shutdown(struct backing_dev_info *bdi) kthread_stop(wb->task); } +/* + * This bdi is going away now, make sure that no super_blocks point to it + */ +static void bdi_prune_sb(struct backing_dev_info *bdi) +{ + struct super_block *sb; + + spin_lock(&sb_lock); + list_for_each_entry(sb, &super_blocks, s_list) { + if (sb->s_bdi == bdi) + sb->s_bdi = NULL; + } + spin_unlock(&sb_lock); +} + void bdi_unregister(struct backing_dev_info *bdi) { if (bdi->dev) { @@ -682,6 +697,7 @@ void bdi_destroy(struct backing_dev_info *bdi) spin_unlock(&inode_lock); } + bdi_prune_sb(bdi); bdi_unregister(bdi); for (i = 0; i < NR_BDI_STAT_ITEMS; i++) diff --git a/mm/memory-failure.c b/mm/memory-failure.c index 729d4b15b64..dacc6418387 100644 --- a/mm/memory-failure.c +++ b/mm/memory-failure.c @@ -35,6 +35,7 @@ #include <linux/mm.h> #include <linux/page-flags.h> #include <linux/sched.h> +#include <linux/ksm.h> #include <linux/rmap.h> #include <linux/pagemap.h> #include <linux/swap.h> @@ -370,9 +371,6 @@ static int me_pagecache_clean(struct page *p, unsigned long pfn) int ret = FAILED; struct address_space *mapping; - if (!isolate_lru_page(p)) - page_cache_release(p); - /* * For anonymous pages we're done the only reference left * should be the one m_f() holds. @@ -498,30 +496,18 @@ static int me_pagecache_dirty(struct page *p, unsigned long pfn) */ static int me_swapcache_dirty(struct page *p, unsigned long pfn) { - int ret = FAILED; - ClearPageDirty(p); /* Trigger EIO in shmem: */ ClearPageUptodate(p); - if (!isolate_lru_page(p)) { - page_cache_release(p); - ret = DELAYED; - } - - return ret; + return DELAYED; } static int me_swapcache_clean(struct page *p, unsigned long pfn) { - int ret = FAILED; - - if (!isolate_lru_page(p)) { - page_cache_release(p); - ret = RECOVERED; - } delete_from_swap_cache(p); - return ret; + + return RECOVERED; } /* @@ -611,8 +597,6 @@ static struct page_state { { 0, 0, "unknown page state", me_unknown }, }; -#undef lru - static void action_result(unsigned long pfn, char *msg, int result) { struct page *page = NULL; @@ -629,13 +613,16 @@ static int page_action(struct page_state *ps, struct page *p, unsigned long pfn, int ref) { int result; + int count; result = ps->action(p, pfn); action_result(pfn, ps->msg, result); - if (page_count(p) != 1 + ref) + + count = page_count(p) - 1 - ref; + if (count != 0) printk(KERN_ERR "MCE %#lx: %s page still referenced by %d users\n", - pfn, ps->msg, page_count(p) - 1); + pfn, ps->msg, count); /* Could do more checks here if page looks ok */ /* @@ -661,12 +648,9 @@ static void hwpoison_user_mappings(struct page *p, unsigned long pfn, int i; int kill = 1; - if (PageReserved(p) || PageCompound(p) || PageSlab(p)) + if (PageReserved(p) || PageCompound(p) || PageSlab(p) || PageKsm(p)) return; - if (!PageLRU(p)) - lru_add_drain_all(); - /* * This check implies we don't kill processes if their pages * are in the swap cache early. Those are always late kills. @@ -738,6 +722,7 @@ static void hwpoison_user_mappings(struct page *p, unsigned long pfn, int __memory_failure(unsigned long pfn, int trapno, int ref) { + unsigned long lru_flag; struct page_state *ps; struct page *p; int res; @@ -775,6 +760,24 @@ int __memory_failure(unsigned long pfn, int trapno, int ref) } /* + * We ignore non-LRU pages for good reasons. + * - PG_locked is only well defined for LRU pages and a few others + * - to avoid races with __set_page_locked() + * - to avoid races with __SetPageSlab*() (and more non-atomic ops) + * The check (unnecessarily) ignores LRU pages being isolated and + * walked by the page reclaim code, however that's not a big loss. + */ + if (!PageLRU(p)) + lru_add_drain_all(); + lru_flag = p->flags & lru; + if (isolate_lru_page(p)) { + action_result(pfn, "non LRU", IGNORED); + put_page(p); + return -EBUSY; + } + page_cache_release(p); + + /* * Lock the page and wait for writeback to finish. * It's very difficult to mess with pages currently under IO * and in many cases impossible, so we just avoid it here. @@ -790,7 +793,7 @@ int __memory_failure(unsigned long pfn, int trapno, int ref) /* * Torn down by someone else? */ - if (PageLRU(p) && !PageSwapCache(p) && p->mapping == NULL) { + if ((lru_flag & lru) && !PageSwapCache(p) && p->mapping == NULL) { action_result(pfn, "already truncated LRU", IGNORED); res = 0; goto out; @@ -798,7 +801,7 @@ int __memory_failure(unsigned long pfn, int trapno, int ref) res = -EBUSY; for (ps = error_states;; ps++) { - if ((p->flags & ps->mask) == ps->res) { + if (((p->flags | lru_flag)& ps->mask) == ps->res) { res = page_action(ps, p, pfn, ref); break; } diff --git a/mm/memory.c b/mm/memory.c index 7e91b5f9f69..6ab19dd4a19 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -641,6 +641,7 @@ static int copy_pte_range(struct mm_struct *dst_mm, struct mm_struct *src_mm, pmd_t *dst_pmd, pmd_t *src_pmd, struct vm_area_struct *vma, unsigned long addr, unsigned long end) { + pte_t *orig_src_pte, *orig_dst_pte; pte_t *src_pte, *dst_pte; spinlock_t *src_ptl, *dst_ptl; int progress = 0; @@ -654,6 +655,8 @@ again: src_pte = pte_offset_map_nested(src_pmd, addr); src_ptl = pte_lockptr(src_mm, src_pmd); spin_lock_nested(src_ptl, SINGLE_DEPTH_NESTING); + orig_src_pte = src_pte; + orig_dst_pte = dst_pte; arch_enter_lazy_mmu_mode(); do { @@ -677,9 +680,9 @@ again: arch_leave_lazy_mmu_mode(); spin_unlock(src_ptl); - pte_unmap_nested(src_pte - 1); + pte_unmap_nested(orig_src_pte); add_mm_rss(dst_mm, rss[0], rss[1]); - pte_unmap_unlock(dst_pte - 1, dst_ptl); + pte_unmap_unlock(orig_dst_pte, dst_ptl); cond_resched(); if (addr != end) goto again; @@ -1820,10 +1823,10 @@ static int apply_to_pte_range(struct mm_struct *mm, pmd_t *pmd, token = pmd_pgtable(*pmd); do { - err = fn(pte, token, addr, data); + err = fn(pte++, token, addr, data); if (err) break; - } while (pte++, addr += PAGE_SIZE, addr != end); + } while (addr += PAGE_SIZE, addr != end); arch_leave_lazy_mmu_mode(); @@ -2539,7 +2542,7 @@ static int do_swap_page(struct mm_struct *mm, struct vm_area_struct *vma, } else if (PageHWPoison(page)) { ret = VM_FAULT_HWPOISON; delayacct_clear_flag(DELAYACCT_PF_SWAPIN); - goto out; + goto out_release; } lock_page(page); @@ -2611,6 +2614,7 @@ out_nomap: pte_unmap_unlock(page_table, ptl); out_page: unlock_page(page); +out_release: page_cache_release(page); return ret; } diff --git a/mm/mempolicy.c b/mm/mempolicy.c index 7dd9d9f8069..4545d594424 100644 --- a/mm/mempolicy.c +++ b/mm/mempolicy.c @@ -1024,7 +1024,7 @@ static long do_mbind(unsigned long start, unsigned long len, err = migrate_prep(); if (err) - return err; + goto mpol_out; } { NODEMASK_SCRATCH(scratch); @@ -1039,10 +1039,9 @@ static long do_mbind(unsigned long start, unsigned long len, err = -ENOMEM; NODEMASK_SCRATCH_FREE(scratch); } - if (err) { - mpol_put(new); - return err; - } + if (err) + goto mpol_out; + vma = check_range(mm, start, end, nmask, flags | MPOL_MF_INVERT, &pagelist); @@ -1058,9 +1057,11 @@ static long do_mbind(unsigned long start, unsigned long len, if (!err && nr_failed && (flags & MPOL_MF_STRICT)) err = -EIO; - } + } else + putback_lru_pages(&pagelist); up_write(&mm->mmap_sem); + mpol_out: mpol_put(new); return err; } diff --git a/mm/nommu.c b/mm/nommu.c index 5189b5aed8c..9876fa0c3ad 100644 --- a/mm/nommu.c +++ b/mm/nommu.c @@ -1362,9 +1362,11 @@ share: error_just_free: up_write(&nommu_region_sem); error: - fput(region->vm_file); + if (region->vm_file) + fput(region->vm_file); kmem_cache_free(vm_region_jar, region); - fput(vma->vm_file); + if (vma->vm_file) + fput(vma->vm_file); if (vma->vm_flags & VM_EXECUTABLE) removed_exe_file_vma(vma->vm_mm); kmem_cache_free(vm_area_cachep, vma); diff --git a/mm/page-writeback.c b/mm/page-writeback.c index a3b14090b1f..2c5d79236ea 100644 --- a/mm/page-writeback.c +++ b/mm/page-writeback.c @@ -566,7 +566,8 @@ static void balance_dirty_pages(struct address_space *mapping, if (pages_written >= write_chunk) break; /* We've done our duty */ - schedule_timeout_interruptible(pause); + __set_current_state(TASK_INTERRUPTIBLE); + io_schedule_timeout(pause); /* * Increase the delay for each loop, up to our previous diff --git a/mm/page_alloc.c b/mm/page_alloc.c index bf720550b44..cdcedf66161 100644 --- a/mm/page_alloc.c +++ b/mm/page_alloc.c @@ -2183,7 +2183,7 @@ void show_free_areas(void) printk("active_anon:%lu inactive_anon:%lu isolated_anon:%lu\n" " active_file:%lu inactive_file:%lu isolated_file:%lu\n" " unevictable:%lu" - " dirty:%lu writeback:%lu unstable:%lu buffer:%lu\n" + " dirty:%lu writeback:%lu unstable:%lu\n" " free:%lu slab_reclaimable:%lu slab_unreclaimable:%lu\n" " mapped:%lu shmem:%lu pagetables:%lu bounce:%lu\n", global_page_state(NR_ACTIVE_ANON), @@ -2196,7 +2196,6 @@ void show_free_areas(void) global_page_state(NR_FILE_DIRTY), global_page_state(NR_WRITEBACK), global_page_state(NR_UNSTABLE_NFS), - nr_blockdev_pages(), global_page_state(NR_FREE_PAGES), global_page_state(NR_SLAB_RECLAIMABLE), global_page_state(NR_SLAB_UNRECLAIMABLE), diff --git a/mm/percpu.c b/mm/percpu.c index 4a048abad04..d90797160c2 100644 --- a/mm/percpu.c +++ b/mm/percpu.c @@ -153,7 +153,10 @@ static int pcpu_reserved_chunk_limit; * * During allocation, pcpu_alloc_mutex is kept locked all the time and * pcpu_lock is grabbed and released as necessary. All actual memory - * allocations are done using GFP_KERNEL with pcpu_lock released. + * allocations are done using GFP_KERNEL with pcpu_lock released. In + * general, percpu memory can't be allocated with irq off but + * irqsave/restore are still used in alloc path so that it can be used + * from early init path - sched_init() specifically. * * Free path accesses and alters only the index data structures, so it * can be safely called from atomic context. When memory needs to be @@ -366,7 +369,7 @@ static struct pcpu_chunk *pcpu_chunk_addr_search(void *addr) * RETURNS: * 0 if noop, 1 if successfully extended, -errno on failure. */ -static int pcpu_extend_area_map(struct pcpu_chunk *chunk) +static int pcpu_extend_area_map(struct pcpu_chunk *chunk, unsigned long *flags) { int new_alloc; int *new; @@ -376,7 +379,7 @@ static int pcpu_extend_area_map(struct pcpu_chunk *chunk) if (chunk->map_alloc >= chunk->map_used + 2) return 0; - spin_unlock_irq(&pcpu_lock); + spin_unlock_irqrestore(&pcpu_lock, *flags); new_alloc = PCPU_DFL_MAP_ALLOC; while (new_alloc < chunk->map_used + 2) @@ -384,7 +387,7 @@ static int pcpu_extend_area_map(struct pcpu_chunk *chunk) new = pcpu_mem_alloc(new_alloc * sizeof(new[0])); if (!new) { - spin_lock_irq(&pcpu_lock); + spin_lock_irqsave(&pcpu_lock, *flags); return -ENOMEM; } @@ -393,7 +396,7 @@ static int pcpu_extend_area_map(struct pcpu_chunk *chunk) * could have happened inbetween, so map_used couldn't have * grown. */ - spin_lock_irq(&pcpu_lock); + spin_lock_irqsave(&pcpu_lock, *flags); BUG_ON(new_alloc < chunk->map_used + 2); size = chunk->map_alloc * sizeof(chunk->map[0]); @@ -1047,6 +1050,7 @@ static void *pcpu_alloc(size_t size, size_t align, bool reserved) struct pcpu_chunk *chunk; const char *err; int slot, off; + unsigned long flags; if (unlikely(!size || size > PCPU_MIN_UNIT_SIZE || align > PAGE_SIZE)) { WARN(true, "illegal size (%zu) or align (%zu) for " @@ -1055,13 +1059,13 @@ static void *pcpu_alloc(size_t size, size_t align, bool reserved) } mutex_lock(&pcpu_alloc_mutex); - spin_lock_irq(&pcpu_lock); + spin_lock_irqsave(&pcpu_lock, flags); /* serve reserved allocations from the reserved chunk if available */ if (reserved && pcpu_reserved_chunk) { chunk = pcpu_reserved_chunk; if (size > chunk->contig_hint || - pcpu_extend_area_map(chunk) < 0) { + pcpu_extend_area_map(chunk, &flags) < 0) { err = "failed to extend area map of reserved chunk"; goto fail_unlock; } @@ -1079,7 +1083,7 @@ restart: if (size > chunk->contig_hint) continue; - switch (pcpu_extend_area_map(chunk)) { + switch (pcpu_extend_area_map(chunk, &flags)) { case 0: break; case 1: @@ -1096,7 +1100,7 @@ restart: } /* hmmm... no space left, create a new chunk */ - spin_unlock_irq(&pcpu_lock); + spin_unlock_irqrestore(&pcpu_lock, flags); chunk = alloc_pcpu_chunk(); if (!chunk) { @@ -1104,16 +1108,16 @@ restart: goto fail_unlock_mutex; } - spin_lock_irq(&pcpu_lock); + spin_lock_irqsave(&pcpu_lock, flags); pcpu_chunk_relocate(chunk, -1); goto restart; area_found: - spin_unlock_irq(&pcpu_lock); + spin_unlock_irqrestore(&pcpu_lock, flags); /* populate, map and clear the area */ if (pcpu_populate_chunk(chunk, off, size)) { - spin_lock_irq(&pcpu_lock); + spin_lock_irqsave(&pcpu_lock, flags); pcpu_free_area(chunk, off); err = "failed to populate"; goto fail_unlock; @@ -1125,7 +1129,7 @@ area_found: return __addr_to_pcpu_ptr(chunk->base_addr + off); fail_unlock: - spin_unlock_irq(&pcpu_lock); + spin_unlock_irqrestore(&pcpu_lock, flags); fail_unlock_mutex: mutex_unlock(&pcpu_alloc_mutex); if (warn_limit) { @@ -1870,13 +1874,14 @@ int __init pcpu_embed_first_chunk(size_t reserved_size, ssize_t dyn_size, max_distance = 0; for (group = 0; group < ai->nr_groups; group++) { ai->groups[group].base_offset = areas[group] - base; - max_distance = max(max_distance, ai->groups[group].base_offset); + max_distance = max_t(size_t, max_distance, + ai->groups[group].base_offset); } max_distance += ai->unit_size; /* warn if maximum distance is further than 75% of vmalloc space */ if (max_distance > (VMALLOC_END - VMALLOC_START) * 3 / 4) { - pr_warning("PERCPU: max_distance=0x%lx too large for vmalloc " + pr_warning("PERCPU: max_distance=0x%zx too large for vmalloc " "space 0x%lx\n", max_distance, VMALLOC_END - VMALLOC_START); #ifdef CONFIG_NEED_PER_CPU_PAGE_FIRST_CHUNK diff --git a/mm/swapfile.c b/mm/swapfile.c index a1bc6b9af9a..9c590eef791 100644 --- a/mm/swapfile.c +++ b/mm/swapfile.c @@ -1151,8 +1151,7 @@ static int try_to_unuse(unsigned int type) } else retval = unuse_mm(mm, entry, page); - if (set_start_mm && - swap_count(*swap_map) < swcount) { + if (set_start_mm && *swap_map < swcount) { mmput(new_start_mm); atomic_inc(&mm->mm_users); new_start_mm = mm; diff --git a/mm/vmscan.c b/mm/vmscan.c index 64e43889883..777af57fd8c 100644 --- a/mm/vmscan.c +++ b/mm/vmscan.c @@ -544,6 +544,16 @@ redo: */ lru = LRU_UNEVICTABLE; add_page_to_unevictable_list(page); + /* + * When racing with an mlock clearing (page is + * unlocked), make sure that if the other thread does + * not observe our setting of PG_lru and fails + * isolation, we see PG_mlocked cleared below and move + * the page back to the evictable list. + * + * The other side is TestClearPageMlocked(). + */ + smp_mb(); } /* @@ -1088,7 +1098,7 @@ static unsigned long shrink_inactive_list(unsigned long max_scan, int lumpy_reclaim = 0; while (unlikely(too_many_isolated(zone, file, sc))) { - congestion_wait(WRITE, HZ/10); + congestion_wait(BLK_RW_ASYNC, HZ/10); /* We are about to die and free our memory. Return now. */ if (fatal_signal_pending(current)) @@ -1356,7 +1366,7 @@ static void shrink_active_list(unsigned long nr_pages, struct zone *zone, * IO, plus JVM can create lots of anon VM_EXEC pages, * so we ignore them here. */ - if ((vm_flags & VM_EXEC) && !PageAnon(page)) { + if ((vm_flags & VM_EXEC) && page_is_file_cache(page)) { list_add(&page->lru, &l_active); continue; } diff --git a/net/9p/trans_virtio.c b/net/9p/trans_virtio.c index b2e07f0dd29..ea1e3daabef 100644 --- a/net/9p/trans_virtio.c +++ b/net/9p/trans_virtio.c @@ -43,7 +43,6 @@ #include <net/9p/transport.h> #include <linux/scatterlist.h> #include <linux/virtio.h> -#include <linux/virtio_ids.h> #include <linux/virtio_9p.h> #define VIRTQUEUE_NUM 128 diff --git a/net/bluetooth/hci_sysfs.c b/net/bluetooth/hci_sysfs.c index 7f939ce2980..2bc6f6a8de6 100644 --- a/net/bluetooth/hci_sysfs.c +++ b/net/bluetooth/hci_sysfs.c @@ -92,6 +92,8 @@ static void add_conn(struct work_struct *work) dev_set_name(&conn->dev, "%s:%d", hdev->name, conn->handle); + dev_set_drvdata(&conn->dev, conn); + if (device_add(&conn->dev) < 0) { BT_ERR("Failed to register connection device"); return; @@ -144,8 +146,6 @@ void hci_conn_init_sysfs(struct hci_conn *conn) conn->dev.class = bt_class; conn->dev.parent = &hdev->dev; - dev_set_drvdata(&conn->dev, conn); - device_initialize(&conn->dev); INIT_WORK(&conn->work_add, add_conn); diff --git a/net/bluetooth/l2cap.c b/net/bluetooth/l2cap.c index 555d9da1869..77e9fb130ad 100644 --- a/net/bluetooth/l2cap.c +++ b/net/bluetooth/l2cap.c @@ -555,12 +555,12 @@ static struct l2cap_conn *l2cap_conn_add(struct hci_conn *hcon, u8 status) conn->feat_mask = 0; - setup_timer(&conn->info_timer, l2cap_info_timeout, - (unsigned long) conn); - spin_lock_init(&conn->lock); rwlock_init(&conn->chan_list.lock); + setup_timer(&conn->info_timer, l2cap_info_timeout, + (unsigned long) conn); + conn->disc_reason = 0x13; return conn; @@ -783,6 +783,9 @@ static void l2cap_sock_init(struct sock *sk, struct sock *parent) /* Default config options */ pi->conf_len = 0; pi->flush_to = L2CAP_DEFAULT_FLUSH_TO; + skb_queue_head_init(TX_QUEUE(sk)); + skb_queue_head_init(SREJ_QUEUE(sk)); + INIT_LIST_HEAD(SREJ_LIST(sk)); } static struct proto l2cap_proto = { diff --git a/net/core/pktgen.c b/net/core/pktgen.c index 86acdba0a97..6eb8d47cbf3 100644 --- a/net/core/pktgen.c +++ b/net/core/pktgen.c @@ -335,6 +335,7 @@ struct pktgen_dev { __u32 cur_src_mac_offset; __be32 cur_saddr; __be32 cur_daddr; + __u16 ip_id; __u16 cur_udp_dst; __u16 cur_udp_src; __u16 cur_queue_map; @@ -2630,6 +2631,8 @@ static struct sk_buff *fill_packet_ipv4(struct net_device *odev, iph->protocol = IPPROTO_UDP; /* UDP */ iph->saddr = pkt_dev->cur_saddr; iph->daddr = pkt_dev->cur_daddr; + iph->id = htons(pkt_dev->ip_id); + pkt_dev->ip_id++; iph->frag_off = 0; iplen = 20 + 8 + datalen; iph->tot_len = htons(iplen); @@ -2641,24 +2644,26 @@ static struct sk_buff *fill_packet_ipv4(struct net_device *odev, skb->dev = odev; skb->pkt_type = PACKET_HOST; - if (pkt_dev->nfrags <= 0) + if (pkt_dev->nfrags <= 0) { pgh = (struct pktgen_hdr *)skb_put(skb, datalen); - else { + memset(pgh + 1, 0, datalen - sizeof(struct pktgen_hdr)); + } else { int frags = pkt_dev->nfrags; - int i; + int i, len; pgh = (struct pktgen_hdr *)(((char *)(udph)) + 8); if (frags > MAX_SKB_FRAGS) frags = MAX_SKB_FRAGS; if (datalen > frags * PAGE_SIZE) { - skb_put(skb, datalen - frags * PAGE_SIZE); + len = datalen - frags * PAGE_SIZE; + memset(skb_put(skb, len), 0, len); datalen = frags * PAGE_SIZE; } i = 0; while (datalen > 0) { - struct page *page = alloc_pages(GFP_KERNEL, 0); + struct page *page = alloc_pages(GFP_KERNEL | __GFP_ZERO, 0); skb_shinfo(skb)->frags[i].page = page; skb_shinfo(skb)->frags[i].page_offset = 0; skb_shinfo(skb)->frags[i].size = diff --git a/net/ipv4/inet_connection_sock.c b/net/ipv4/inet_connection_sock.c index 4351ca2cf0b..537731b3bcb 100644 --- a/net/ipv4/inet_connection_sock.c +++ b/net/ipv4/inet_connection_sock.c @@ -446,6 +446,28 @@ extern int sysctl_tcp_synack_retries; EXPORT_SYMBOL_GPL(inet_csk_reqsk_queue_hash_add); +/* Decide when to expire the request and when to resend SYN-ACK */ +static inline void syn_ack_recalc(struct request_sock *req, const int thresh, + const int max_retries, + const u8 rskq_defer_accept, + int *expire, int *resend) +{ + if (!rskq_defer_accept) { + *expire = req->retrans >= thresh; + *resend = 1; + return; + } + *expire = req->retrans >= thresh && + (!inet_rsk(req)->acked || req->retrans >= max_retries); + /* + * Do not resend while waiting for data after ACK, + * start to resend on end of deferring period to give + * last chance for data or ACK to create established socket. + */ + *resend = !inet_rsk(req)->acked || + req->retrans >= rskq_defer_accept - 1; +} + void inet_csk_reqsk_queue_prune(struct sock *parent, const unsigned long interval, const unsigned long timeout, @@ -501,9 +523,15 @@ void inet_csk_reqsk_queue_prune(struct sock *parent, reqp=&lopt->syn_table[i]; while ((req = *reqp) != NULL) { if (time_after_eq(now, req->expires)) { - if ((req->retrans < thresh || - (inet_rsk(req)->acked && req->retrans < max_retries)) - && !req->rsk_ops->rtx_syn_ack(parent, req)) { + int expire = 0, resend = 0; + + syn_ack_recalc(req, thresh, max_retries, + queue->rskq_defer_accept, + &expire, &resend); + if (!expire && + (!resend || + !req->rsk_ops->rtx_syn_ack(parent, req) || + inet_rsk(req)->acked)) { unsigned long timeo; if (req->retrans++ == 0) diff --git a/net/ipv4/ip_sockglue.c b/net/ipv4/ip_sockglue.c index 0c0b6e363a2..e982b5c1ee1 100644 --- a/net/ipv4/ip_sockglue.c +++ b/net/ipv4/ip_sockglue.c @@ -634,17 +634,16 @@ static int do_ip_setsockopt(struct sock *sk, int level, break; } dev = ip_dev_find(sock_net(sk), mreq.imr_address.s_addr); - if (dev) { + if (dev) mreq.imr_ifindex = dev->ifindex; - dev_put(dev); - } } else - dev = __dev_get_by_index(sock_net(sk), mreq.imr_ifindex); + dev = dev_get_by_index(sock_net(sk), mreq.imr_ifindex); err = -EADDRNOTAVAIL; if (!dev) break; + dev_put(dev); err = -EINVAL; if (sk->sk_bound_dev_if && diff --git a/net/ipv4/raw.c b/net/ipv4/raw.c index 757c9171e7c..ab996f9c0fe 100644 --- a/net/ipv4/raw.c +++ b/net/ipv4/raw.c @@ -352,13 +352,24 @@ static int raw_send_hdrinc(struct sock *sk, void *from, size_t length, skb->ip_summed = CHECKSUM_NONE; skb->transport_header = skb->network_header; - err = memcpy_fromiovecend((void *)iph, from, 0, length); - if (err) - goto error_fault; + err = -EFAULT; + if (memcpy_fromiovecend((void *)iph, from, 0, length)) + goto error_free; - /* We don't modify invalid header */ iphlen = iph->ihl * 4; - if (iphlen >= sizeof(*iph) && iphlen <= length) { + + /* + * We don't want to modify the ip header, but we do need to + * be sure that it won't cause problems later along the network + * stack. Specifically we want to make sure that iph->ihl is a + * sane value. If ihl points beyond the length of the buffer passed + * in, reject the frame as invalid + */ + err = -EINVAL; + if (iphlen > length) + goto error_free; + + if (iphlen >= sizeof(*iph)) { if (!iph->saddr) iph->saddr = rt->rt_src; iph->check = 0; @@ -381,8 +392,7 @@ static int raw_send_hdrinc(struct sock *sk, void *from, size_t length, out: return 0; -error_fault: - err = -EFAULT; +error_free: kfree_skb(skb); error: IP_INC_STATS(net, IPSTATS_MIB_OUTDISCARDS); diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index 64d0af67582..98440ad8255 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -326,6 +326,43 @@ void tcp_enter_memory_pressure(struct sock *sk) EXPORT_SYMBOL(tcp_enter_memory_pressure); +/* Convert seconds to retransmits based on initial and max timeout */ +static u8 secs_to_retrans(int seconds, int timeout, int rto_max) +{ + u8 res = 0; + + if (seconds > 0) { + int period = timeout; + + res = 1; + while (seconds > period && res < 255) { + res++; + timeout <<= 1; + if (timeout > rto_max) + timeout = rto_max; + period += timeout; + } + } + return res; +} + +/* Convert retransmits to seconds based on initial and max timeout */ +static int retrans_to_secs(u8 retrans, int timeout, int rto_max) +{ + int period = 0; + + if (retrans > 0) { + period = timeout; + while (--retrans) { + timeout <<= 1; + if (timeout > rto_max) + timeout = rto_max; + period += timeout; + } + } + return period; +} + /* * Wait for a TCP event. * @@ -1405,7 +1442,9 @@ int tcp_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg, goto found_ok_skb; if (tcp_hdr(skb)->fin) goto found_fin_ok; - WARN_ON(!(flags & MSG_PEEK)); + WARN(!(flags & MSG_PEEK), KERN_INFO "recvmsg bug 2: " + "copied %X seq %X\n", *seq, + TCP_SKB_CB(skb)->seq); } /* Well, if we have backlog, try to process it now yet. */ @@ -2163,16 +2202,10 @@ static int do_tcp_setsockopt(struct sock *sk, int level, break; case TCP_DEFER_ACCEPT: - icsk->icsk_accept_queue.rskq_defer_accept = 0; - if (val > 0) { - /* Translate value in seconds to number of - * retransmits */ - while (icsk->icsk_accept_queue.rskq_defer_accept < 32 && - val > ((TCP_TIMEOUT_INIT / HZ) << - icsk->icsk_accept_queue.rskq_defer_accept)) - icsk->icsk_accept_queue.rskq_defer_accept++; - icsk->icsk_accept_queue.rskq_defer_accept++; - } + /* Translate value in seconds to number of retransmits */ + icsk->icsk_accept_queue.rskq_defer_accept = + secs_to_retrans(val, TCP_TIMEOUT_INIT / HZ, + TCP_RTO_MAX / HZ); break; case TCP_WINDOW_CLAMP: @@ -2353,8 +2386,8 @@ static int do_tcp_getsockopt(struct sock *sk, int level, val = (val ? : sysctl_tcp_fin_timeout) / HZ; break; case TCP_DEFER_ACCEPT: - val = !icsk->icsk_accept_queue.rskq_defer_accept ? 0 : - ((TCP_TIMEOUT_INIT / HZ) << (icsk->icsk_accept_queue.rskq_defer_accept - 1)); + val = retrans_to_secs(icsk->icsk_accept_queue.rskq_defer_accept, + TCP_TIMEOUT_INIT / HZ, TCP_RTO_MAX / HZ); break; case TCP_WINDOW_CLAMP: val = tp->window_clamp; diff --git a/net/ipv4/tcp_minisocks.c b/net/ipv4/tcp_minisocks.c index 624c3c9b3c2..4c03598ed92 100644 --- a/net/ipv4/tcp_minisocks.c +++ b/net/ipv4/tcp_minisocks.c @@ -641,8 +641,8 @@ struct sock *tcp_check_req(struct sock *sk, struct sk_buff *skb, if (!(flg & TCP_FLAG_ACK)) return NULL; - /* If TCP_DEFER_ACCEPT is set, drop bare ACK. */ - if (inet_csk(sk)->icsk_accept_queue.rskq_defer_accept && + /* While TCP_DEFER_ACCEPT is active, drop bare ACK. */ + if (req->retrans < inet_csk(sk)->icsk_accept_queue.rskq_defer_accept && TCP_SKB_CB(skb)->end_seq == tcp_rsk(req)->rcv_isn + 1) { inet_rsk(req)->acked = 1; return NULL; diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c index 6ec6a8a4a22..d0d436d6216 100644 --- a/net/ipv4/udp.c +++ b/net/ipv4/udp.c @@ -841,6 +841,42 @@ out: return ret; } + +/** + * first_packet_length - return length of first packet in receive queue + * @sk: socket + * + * Drops all bad checksum frames, until a valid one is found. + * Returns the length of found skb, or 0 if none is found. + */ +static unsigned int first_packet_length(struct sock *sk) +{ + struct sk_buff_head list_kill, *rcvq = &sk->sk_receive_queue; + struct sk_buff *skb; + unsigned int res; + + __skb_queue_head_init(&list_kill); + + spin_lock_bh(&rcvq->lock); + while ((skb = skb_peek(rcvq)) != NULL && + udp_lib_checksum_complete(skb)) { + UDP_INC_STATS_BH(sock_net(sk), UDP_MIB_INERRORS, + IS_UDPLITE(sk)); + __skb_unlink(skb, rcvq); + __skb_queue_tail(&list_kill, skb); + } + res = skb ? skb->len : 0; + spin_unlock_bh(&rcvq->lock); + + if (!skb_queue_empty(&list_kill)) { + lock_sock(sk); + __skb_queue_purge(&list_kill); + sk_mem_reclaim_partial(sk); + release_sock(sk); + } + return res; +} + /* * IOCTL requests applicable to the UDP protocol */ @@ -857,21 +893,16 @@ int udp_ioctl(struct sock *sk, int cmd, unsigned long arg) case SIOCINQ: { - struct sk_buff *skb; - unsigned long amount; + unsigned int amount = first_packet_length(sk); - amount = 0; - spin_lock_bh(&sk->sk_receive_queue.lock); - skb = skb_peek(&sk->sk_receive_queue); - if (skb != NULL) { + if (amount) /* * We will only return the amount * of this packet since that is all * that will be read. */ - amount = skb->len - sizeof(struct udphdr); - } - spin_unlock_bh(&sk->sk_receive_queue.lock); + amount -= sizeof(struct udphdr); + return put_user(amount, (int __user *)arg); } @@ -1540,29 +1571,11 @@ unsigned int udp_poll(struct file *file, struct socket *sock, poll_table *wait) { unsigned int mask = datagram_poll(file, sock, wait); struct sock *sk = sock->sk; - int is_lite = IS_UDPLITE(sk); /* Check for false positives due to checksum errors */ - if ((mask & POLLRDNORM) && - !(file->f_flags & O_NONBLOCK) && - !(sk->sk_shutdown & RCV_SHUTDOWN)) { - struct sk_buff_head *rcvq = &sk->sk_receive_queue; - struct sk_buff *skb; - - spin_lock_bh(&rcvq->lock); - while ((skb = skb_peek(rcvq)) != NULL && - udp_lib_checksum_complete(skb)) { - UDP_INC_STATS_BH(sock_net(sk), - UDP_MIB_INERRORS, is_lite); - __skb_unlink(skb, rcvq); - kfree_skb(skb); - } - spin_unlock_bh(&rcvq->lock); - - /* nothing to see, move along */ - if (skb == NULL) - mask &= ~(POLLIN | POLLRDNORM); - } + if ((mask & POLLRDNORM) && !(file->f_flags & O_NONBLOCK) && + !(sk->sk_shutdown & RCV_SHUTDOWN) && !first_packet_length(sk)) + mask &= ~(POLLIN | POLLRDNORM); return mask; diff --git a/net/ipv6/ipv6_sockglue.c b/net/ipv6/ipv6_sockglue.c index 14f54eb5a7f..4f7aaf6996a 100644 --- a/net/ipv6/ipv6_sockglue.c +++ b/net/ipv6/ipv6_sockglue.c @@ -496,13 +496,17 @@ done: goto e_inval; if (val) { + struct net_device *dev; + if (sk->sk_bound_dev_if && sk->sk_bound_dev_if != val) goto e_inval; - if (__dev_get_by_index(net, val) == NULL) { + dev = dev_get_by_index(net, val); + if (!dev) { retv = -ENODEV; break; } + dev_put(dev); } np->mcast_oif = val; retv = 0; diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c index 920ec8792f4..ca8ecce31d3 100644 --- a/net/mac80211/ibss.c +++ b/net/mac80211/ibss.c @@ -538,13 +538,12 @@ static void ieee80211_sta_find_ibss(struct ieee80211_sub_if_data *sdata) WLAN_CAPABILITY_PRIVACY, capability); + if (bss) { #ifdef CONFIG_MAC80211_IBSS_DEBUG - if (bss) printk(KERN_DEBUG " sta_find_ibss: selected %pM current " "%pM\n", bss->cbss.bssid, ifibss->bssid); #endif /* CONFIG_MAC80211_IBSS_DEBUG */ - if (bss && memcmp(ifibss->bssid, bss->cbss.bssid, ETH_ALEN)) { printk(KERN_DEBUG "%s: Selected IBSS BSSID %pM" " based on configured SSID\n", sdata->dev->name, bss->cbss.bssid); @@ -552,8 +551,7 @@ static void ieee80211_sta_find_ibss(struct ieee80211_sub_if_data *sdata) ieee80211_sta_join_ibss(sdata, bss); ieee80211_rx_bss_put(local, bss); return; - } else if (bss) - ieee80211_rx_bss_put(local, bss); + } #ifdef CONFIG_MAC80211_IBSS_DEBUG printk(KERN_DEBUG " did not try to join ibss\n"); @@ -829,7 +827,7 @@ void ieee80211_ibss_notify_scan_completed(struct ieee80211_local *local) if (!sdata->u.ibss.ssid_len) continue; sdata->u.ibss.last_scan_completed = jiffies; - ieee80211_sta_find_ibss(sdata); + mod_timer(&sdata->u.ibss.timer, 0); } mutex_unlock(&local->iflist_mtx); } diff --git a/net/mac80211/mesh_hwmp.c b/net/mac80211/mesh_hwmp.c index e12a786e26b..29b82e98eff 100644 --- a/net/mac80211/mesh_hwmp.c +++ b/net/mac80211/mesh_hwmp.c @@ -259,7 +259,7 @@ static u32 airtime_link_metric_get(struct ieee80211_local *local, * @hwmp_ie: hwmp information element (PREP or PREQ) * * This function updates the path routing information to the originator and the - * transmitter of a HWMP PREQ or PREP fram. + * transmitter of a HWMP PREQ or PREP frame. * * Returns: metric to frame originator or 0 if the frame should not be further * processed diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 8d26e9bf896..dc5049d58c5 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -1457,8 +1457,7 @@ ieee80211_rx_mgmt_assoc_resp(struct ieee80211_sub_if_data *sdata, if (status_code != WLAN_STATUS_SUCCESS) { printk(KERN_DEBUG "%s: AP denied association (code=%d)\n", sdata->dev->name, status_code); - list_del(&wk->list); - kfree(wk); + wk->state = IEEE80211_MGD_STATE_IDLE; return RX_MGMT_CFG80211_ASSOC; } diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c index c01588f9d45..7170bf4565a 100644 --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -2164,11 +2164,17 @@ static void __ieee80211_rx_handle_packet(struct ieee80211_hw *hw, skb = rx.skb; - list_for_each_entry_rcu(sdata, &local->interfaces, list) { + if (rx.sdata && ieee80211_is_data(hdr->frame_control)) { + rx.flags |= IEEE80211_RX_RA_MATCH; + prepares = prepare_for_handlers(rx.sdata, &rx, hdr); + if (prepares) + prev = rx.sdata; + } else list_for_each_entry_rcu(sdata, &local->interfaces, list) { if (!netif_running(sdata->dev)) continue; - if (sdata->vif.type == NL80211_IFTYPE_MONITOR) + if (sdata->vif.type == NL80211_IFTYPE_MONITOR || + sdata->vif.type == NL80211_IFTYPE_AP_VLAN) continue; rx.flags |= IEEE80211_RX_RA_MATCH; @@ -2447,6 +2453,8 @@ void ieee80211_rx(struct ieee80211_hw *hw, struct sk_buff *skb) struct ieee80211_supported_band *sband; struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(skb); + WARN_ON_ONCE(softirq_count() == 0); + if (WARN_ON(status->band < 0 || status->band >= IEEE80211_NUM_BANDS)) goto drop; diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c index eec001491e6..594f2318c3d 100644 --- a/net/mac80211/sta_info.c +++ b/net/mac80211/sta_info.c @@ -361,6 +361,7 @@ int sta_info_insert(struct sta_info *sta) u.ap); drv_sta_notify(local, &sdata->vif, STA_NOTIFY_ADD, &sta->sta); + sdata = sta->sdata; } #ifdef CONFIG_MAC80211_VERBOSE_DEBUG @@ -496,6 +497,7 @@ static void __sta_info_unlink(struct sta_info **sta) drv_sta_notify(local, &sdata->vif, STA_NOTIFY_REMOVE, &(*sta)->sta); + sdata = (*sta)->sdata; } if (ieee80211_vif_is_mesh(&sdata->vif)) { diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index fd402829661..eaa4118de98 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -1445,7 +1445,7 @@ static void ieee80211_xmit(struct ieee80211_sub_if_data *sdata, if (tmp_sdata->vif.type != NL80211_IFTYPE_AP) continue; if (compare_ether_addr(tmp_sdata->dev->dev_addr, - hdr->addr2)) { + hdr->addr2) == 0) { dev_hold(tmp_sdata->dev); dev_put(sdata->dev); sdata = tmp_sdata; @@ -1704,7 +1704,8 @@ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb, if (!is_multicast_ether_addr(hdr.addr1)) { rcu_read_lock(); sta = sta_info_get(local, hdr.addr1); - if (sta) + /* XXX: in the future, use sdata to look up the sta */ + if (sta && sta->sdata == sdata) sta_flags = get_sta_flags(sta); rcu_read_unlock(); } diff --git a/net/mac80211/util.c b/net/mac80211/util.c index dd656432136..aeb65b3d229 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -339,7 +339,7 @@ void ieee80211_add_pending_skb(struct ieee80211_local *local, struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); if (WARN_ON(!info->control.vif)) { - kfree(skb); + kfree_skb(skb); return; } @@ -367,7 +367,7 @@ int ieee80211_add_pending_skbs(struct ieee80211_local *local, struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb); if (WARN_ON(!info->control.vif)) { - kfree(skb); + kfree_skb(skb); continue; } diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c index d7ecca0a0c0..f2d116a5cb3 100644 --- a/net/packet/af_packet.c +++ b/net/packet/af_packet.c @@ -982,10 +982,7 @@ static int tpacket_snd(struct packet_sock *po, struct msghdr *msg) goto out_put; size_max = po->tx_ring.frame_size - - sizeof(struct skb_shared_info) - - po->tp_hdrlen - - LL_ALLOCATED_SPACE(dev) - - sizeof(struct sockaddr_ll); + - (po->tp_hdrlen - sizeof(struct sockaddr_ll)); if (size_max > dev->mtu + reserve) size_max = dev->mtu + reserve; diff --git a/net/sched/act_pedit.c b/net/sched/act_pedit.c index 96c0ed115e2..6b0359a500e 100644 --- a/net/sched/act_pedit.c +++ b/net/sched/act_pedit.c @@ -34,7 +34,7 @@ static struct tcf_hashinfo pedit_hash_info = { }; static const struct nla_policy pedit_policy[TCA_PEDIT_MAX + 1] = { - [TCA_PEDIT_PARMS] = { .len = sizeof(struct tcf_pedit) }, + [TCA_PEDIT_PARMS] = { .len = sizeof(struct tc_pedit) }, }; static int tcf_pedit_init(struct nlattr *nla, struct nlattr *est, diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c index 6a536949cdc..7cf6c0fbc7a 100644 --- a/net/sched/cls_api.c +++ b/net/sched/cls_api.c @@ -350,7 +350,7 @@ static int tcf_fill_node(struct sk_buff *skb, struct tcf_proto *tp, tcm = NLMSG_DATA(nlh); tcm->tcm_family = AF_UNSPEC; tcm->tcm__pad1 = 0; - tcm->tcm__pad1 = 0; + tcm->tcm__pad2 = 0; tcm->tcm_ifindex = qdisc_dev(tp->q)->ifindex; tcm->tcm_parent = tp->classid; tcm->tcm_info = TC_H_MAKE(tp->prio, tp->protocol); diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c index 51ab497115e..fc820cd7545 100644 --- a/net/unix/af_unix.c +++ b/net/unix/af_unix.c @@ -1074,6 +1074,8 @@ restart: err = -ECONNREFUSED; if (other->sk_state != TCP_LISTEN) goto out_unlock; + if (other->sk_shutdown & RCV_SHUTDOWN) + goto out_unlock; if (unix_recvq_full(other)) { err = -EAGAIN; diff --git a/net/wireless/core.h b/net/wireless/core.h index 2a33d8bc886..68b321997d4 100644 --- a/net/wireless/core.h +++ b/net/wireless/core.h @@ -358,6 +358,7 @@ int cfg80211_mgd_wext_connect(struct cfg80211_registered_device *rdev, struct wireless_dev *wdev); void cfg80211_conn_work(struct work_struct *work); +void cfg80211_sme_failed_assoc(struct wireless_dev *wdev); bool cfg80211_sme_failed_reassoc(struct wireless_dev *wdev); /* internal helpers */ diff --git a/net/wireless/mlme.c b/net/wireless/mlme.c index 79d2eec54ce..0a6b7a0eca6 100644 --- a/net/wireless/mlme.c +++ b/net/wireless/mlme.c @@ -62,6 +62,7 @@ void cfg80211_send_rx_assoc(struct net_device *dev, const u8 *buf, size_t len) u8 *ie = mgmt->u.assoc_resp.variable; int i, ieoffs = offsetof(struct ieee80211_mgmt, u.assoc_resp.variable); struct cfg80211_internal_bss *bss = NULL; + bool need_connect_result = true; wdev_lock(wdev); @@ -94,6 +95,14 @@ void cfg80211_send_rx_assoc(struct net_device *dev, const u8 *buf, size_t len) } WARN_ON(!bss); + } else if (wdev->conn) { + cfg80211_sme_failed_assoc(wdev); + need_connect_result = false; + /* + * do not call connect_result() now because the + * sme will schedule work that does it later. + */ + goto out; } if (!wdev->conn && wdev->sme_state == CFG80211_SME_IDLE) { diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index eddab097435..ca3c92a0a14 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -4029,7 +4029,7 @@ static int nl80211_wiphy_netns(struct sk_buff *skb, struct genl_info *info) rdev = cfg80211_get_dev_from_info(info); if (IS_ERR(rdev)) { err = PTR_ERR(rdev); - goto out; + goto out_rtnl; } net = get_net_ns_by_pid(pid); @@ -4049,6 +4049,7 @@ static int nl80211_wiphy_netns(struct sk_buff *skb, struct genl_info *info) put_net(net); out: cfg80211_unlock_rdev(rdev); + out_rtnl: rtnl_unlock(); return err; } diff --git a/net/wireless/sme.c b/net/wireless/sme.c index 93c3ed32920..ece378d531e 100644 --- a/net/wireless/sme.c +++ b/net/wireless/sme.c @@ -26,6 +26,7 @@ struct cfg80211_conn { CFG80211_CONN_AUTHENTICATING, CFG80211_CONN_ASSOCIATE_NEXT, CFG80211_CONN_ASSOCIATING, + CFG80211_CONN_DEAUTH_ASSOC_FAIL, } state; u8 bssid[ETH_ALEN], prev_bssid[ETH_ALEN]; u8 *ie; @@ -148,6 +149,12 @@ static int cfg80211_conn_do_work(struct wireless_dev *wdev) NULL, 0, WLAN_REASON_DEAUTH_LEAVING); return err; + case CFG80211_CONN_DEAUTH_ASSOC_FAIL: + __cfg80211_mlme_deauth(rdev, wdev->netdev, params->bssid, + NULL, 0, + WLAN_REASON_DEAUTH_LEAVING); + /* return an error so that we call __cfg80211_connect_result() */ + return -EINVAL; default: return 0; } @@ -158,6 +165,7 @@ void cfg80211_conn_work(struct work_struct *work) struct cfg80211_registered_device *rdev = container_of(work, struct cfg80211_registered_device, conn_work); struct wireless_dev *wdev; + u8 bssid[ETH_ALEN]; rtnl_lock(); cfg80211_lock_rdev(rdev); @@ -173,10 +181,10 @@ void cfg80211_conn_work(struct work_struct *work) wdev_unlock(wdev); continue; } + memcpy(bssid, wdev->conn->params.bssid, ETH_ALEN); if (cfg80211_conn_do_work(wdev)) __cfg80211_connect_result( - wdev->netdev, - wdev->conn->params.bssid, + wdev->netdev, bssid, NULL, 0, NULL, 0, WLAN_STATUS_UNSPECIFIED_FAILURE, false, NULL); @@ -337,6 +345,15 @@ bool cfg80211_sme_failed_reassoc(struct wireless_dev *wdev) return true; } +void cfg80211_sme_failed_assoc(struct wireless_dev *wdev) +{ + struct wiphy *wiphy = wdev->wiphy; + struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy); + + wdev->conn->state = CFG80211_CONN_DEAUTH_ASSOC_FAIL; + schedule_work(&rdev->conn_work); +} + void __cfg80211_connect_result(struct net_device *dev, const u8 *bssid, const u8 *req_ie, size_t req_ie_len, const u8 *resp_ie, size_t resp_ie_len, diff --git a/scripts/Kbuild.include b/scripts/Kbuild.include index 4f9c1908593..c67e73ecd5b 100644 --- a/scripts/Kbuild.include +++ b/scripts/Kbuild.include @@ -100,7 +100,7 @@ as-option = $(call try-run,\ # Usage: cflags-y += $(call as-instr,instr,option1,option2) as-instr = $(call try-run,\ - echo -e "$(1)" | $(CC) $(KBUILD_AFLAGS) -c -xassembler -o "$$TMP" -,$(2),$(3)) + /bin/echo -e "$(1)" | $(CC) $(KBUILD_AFLAGS) -c -xassembler -o "$$TMP" -,$(2),$(3)) # cc-option # Usage: cflags-y += $(call cc-option,-march=winchip-c6,-march=i586) diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib index 7a7778746ea..ffdafb26f53 100644 --- a/scripts/Makefile.lib +++ b/scripts/Makefile.lib @@ -208,7 +208,7 @@ cmd_gzip = (cat $(filter-out FORCE,$^) | gzip -f -9 > $@) || \ # Bzip2 and LZMA do not include size in file... so we have to fake that; # append the size as a 32-bit littleendian number as gzip does. -size_append = echo -ne $(shell \ +size_append = /bin/echo -ne $(shell \ dec_size=0; \ for F in $1; do \ fsize=$$(stat -c "%s" $$F); \ diff --git a/scripts/checkkconfigsymbols.sh b/scripts/checkkconfigsymbols.sh index 39677c82747..46be3c5a62b 100755 --- a/scripts/checkkconfigsymbols.sh +++ b/scripts/checkkconfigsymbols.sh @@ -9,7 +9,7 @@ paths="$@" # Doing this once at the beginning saves a lot of time, on a cache-hot tree. Kconfigs="`find . -name 'Kconfig' -o -name 'Kconfig*[^~]'`" -echo -e "File list \tundefined symbol used" +/bin/echo -e "File list \tundefined symbol used" find $paths -name '*.[chS]' -o -name 'Makefile' -o -name 'Makefile*[^~]'| while read i do # Output the bare Kconfig variable and the filename; the _MODULE part at @@ -54,6 +54,6 @@ while read symb files; do # beyond the purpose of this script. symb_bare=`echo $symb | sed -e 's/_MODULE//'` if ! grep -q "\<$symb_bare\>" $Kconfigs; then - echo -e "$files: \t$symb" + /bin/echo -e "$files: \t$symb" fi done|sort diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl index 87bbb8bce9b..bc4114f1ab3 100755 --- a/scripts/checkpatch.pl +++ b/scripts/checkpatch.pl @@ -2,7 +2,7 @@ # (c) 2001, Dave Jones. <davej@redhat.com> (the file handling bit) # (c) 2005, Joel Schopp <jschopp@austin.ibm.com> (the ugly bit) # (c) 2007,2008, Andy Whitcroft <apw@uk.ibm.com> (new conditions, test suite) -# (c) 2008, Andy Whitcroft <apw@canonical.com> +# (c) 2008,2009, Andy Whitcroft <apw@canonical.com> # Licensed under the terms of the GNU GPL License version 2 use strict; @@ -10,7 +10,7 @@ use strict; my $P = $0; $P =~ s@.*/@@g; -my $V = '0.29'; +my $V = '0.30'; use Getopt::Long qw(:config no_auto_abbrev); @@ -130,7 +130,10 @@ if ($tree) { my $emitted_corrupt = 0; -our $Ident = qr{[A-Za-z_][A-Za-z\d_]*}; +our $Ident = qr{ + [A-Za-z_][A-Za-z\d_]* + (?:\s*\#\#\s*[A-Za-z_][A-Za-z\d_]*)* + }x; our $Storage = qr{extern|static|asmlinkage}; our $Sparse = qr{ __user| @@ -997,23 +1000,25 @@ sub annotate_values { sub possible { my ($possible, $line) = @_; - - print "CHECK<$possible> ($line)\n" if ($dbg_possible > 2); - if ($possible !~ /(?: + my $notPermitted = qr{(?: ^(?: $Modifier| $Storage| $Type| - DEFINE_\S+| + DEFINE_\S+ + )$| + ^(?: goto| return| case| else| asm|__asm__| do - )$| + )(?:\s|$)| ^(?:typedef|struct|enum)\b - )/x) { + )}x; + warn "CHECK<$possible> ($line)\n" if ($dbg_possible > 2); + if ($possible !~ $notPermitted) { # Check for modifiers. $possible =~ s/\s*$Storage\s*//g; $possible =~ s/\s*$Sparse\s*//g; @@ -1022,8 +1027,10 @@ sub possible { } elsif ($possible =~ /\s/) { $possible =~ s/\s*$Type\s*//g; for my $modifier (split(' ', $possible)) { - warn "MODIFIER: $modifier ($possible) ($line)\n" if ($dbg_possible); - push(@modifierList, $modifier); + if ($modifier !~ $notPermitted) { + warn "MODIFIER: $modifier ($possible) ($line)\n" if ($dbg_possible); + push(@modifierList, $modifier); + } } } else { @@ -1138,6 +1145,7 @@ sub process { # suppression flags my %suppress_ifbraces; my %suppress_whiletrailers; + my %suppress_export; # Pre-scan the patch sanitizing the lines. # Pre-scan the patch looking for any __setup documentation. @@ -1230,7 +1238,6 @@ sub process { $linenr++; my $rawline = $rawlines[$linenr - 1]; - my $hunk_line = ($realcnt != 0); #extract the line range in the file after the patch is applied if ($line=~/^\@\@ -\d+(?:,\d+)? \+(\d+)(,(\d+))? \@\@/) { @@ -1247,6 +1254,7 @@ sub process { %suppress_ifbraces = (); %suppress_whiletrailers = (); + %suppress_export = (); next; # track the line number as we move through the hunk, note that @@ -1270,6 +1278,8 @@ sub process { $realcnt--; } + my $hunk_line = ($realcnt != 0); + #make up the handle for any error we report on this line $prefix = "$filename:$realline: " if ($emacs && $file); $prefix = "$filename:$linenr: " if ($emacs && !$file); @@ -1420,13 +1430,22 @@ sub process { } # Check for potential 'bare' types - my ($stat, $cond, $line_nr_next, $remain_next, $off_next); + my ($stat, $cond, $line_nr_next, $remain_next, $off_next, + $realline_next); if ($realcnt && $line =~ /.\s*\S/) { ($stat, $cond, $line_nr_next, $remain_next, $off_next) = ctx_statement_block($linenr, $realcnt, 0); $stat =~ s/\n./\n /g; $cond =~ s/\n./\n /g; + # Find the real next line. + $realline_next = $line_nr_next; + if (defined $realline_next && + (!defined $lines[$realline_next - 1] || + substr($lines[$realline_next - 1], $off_next) =~ /^\s*$/)) { + $realline_next++; + } + my $s = $stat; $s =~ s/{.*$//s; @@ -1661,8 +1680,8 @@ sub process { } # check for initialisation to aggregates open brace on the next line - if ($prevline =~ /$Declare\s*$Ident\s*=\s*$/ && - $line =~ /^.\s*{/) { + if ($line =~ /^.\s*{/ && + $prevline =~ /(?:^|[^=])=\s*$/) { ERROR("that open brace { should be on the previous line\n" . $hereprev); } @@ -1687,21 +1706,40 @@ sub process { $line =~ s@//.*@@; $opline =~ s@//.*@@; -#EXPORT_SYMBOL should immediately follow its function closing }. - if (($line =~ /EXPORT_SYMBOL.*\((.*)\)/) || - ($line =~ /EXPORT_UNUSED_SYMBOL.*\((.*)\)/)) { +# EXPORT_SYMBOL should immediately follow the thing it is exporting, consider +# the whole statement. +#print "APW <$lines[$realline_next - 1]>\n"; + if (defined $realline_next && + exists $lines[$realline_next - 1] && + !defined $suppress_export{$realline_next} && + ($lines[$realline_next - 1] =~ /EXPORT_SYMBOL.*\((.*)\)/ || + $lines[$realline_next - 1] =~ /EXPORT_UNUSED_SYMBOL.*\((.*)\)/)) { my $name = $1; - if ($prevline !~ /(?: - ^.}| + if ($stat !~ /(?: + \n.}\s*$| ^.DEFINE_$Ident\(\Q$name\E\)| ^.DECLARE_$Ident\(\Q$name\E\)| ^.LIST_HEAD\(\Q$name\E\)| - ^.$Type\s*\(\s*\*\s*\Q$name\E\s*\)\s*\(| - \b\Q$name\E(?:\s+$Attribute)?\s*(?:;|=|\[) + ^.(?:$Storage\s+)?$Type\s*\(\s*\*\s*\Q$name\E\s*\)\s*\(| + \b\Q$name\E(?:\s+$Attribute)*\s*(?:;|=|\[|\() )/x) { - WARN("EXPORT_SYMBOL(foo); should immediately follow its function/variable\n" . $herecurr); +#print "FOO A<$lines[$realline_next - 1]> stat<$stat> name<$name>\n"; + $suppress_export{$realline_next} = 2; + } else { + $suppress_export{$realline_next} = 1; } } + if (!defined $suppress_export{$linenr} && + $prevline =~ /^.\s*$/ && + ($line =~ /EXPORT_SYMBOL.*\((.*)\)/ || + $line =~ /EXPORT_UNUSED_SYMBOL.*\((.*)\)/)) { +#print "FOO B <$lines[$linenr - 1]>\n"; + $suppress_export{$linenr} = 2; + } + if (defined $suppress_export{$linenr} && + $suppress_export{$linenr} == 2) { + WARN("EXPORT_SYMBOL(foo); should immediately follow its function/variable\n" . $herecurr); + } # check for external initialisers. if ($line =~ /^.$Type\s*$Ident\s*(?:\s+$Modifier)*\s*=\s*(0|NULL|false)\s*;/) { diff --git a/scripts/get_maintainer.pl b/scripts/get_maintainer.pl index cdb44b63342..102b76608f3 100755 --- a/scripts/get_maintainer.pl +++ b/scripts/get_maintainer.pl @@ -13,7 +13,7 @@ use strict; my $P = $0; -my $V = '0.20'; +my $V = '0.21'; use Getopt::Long qw(:config no_auto_abbrev); @@ -37,6 +37,7 @@ my $scm = 0; my $web = 0; my $subsystem = 0; my $status = 0; +my $keywords = 1; my $from_filename = 0; my $pattern_depth = 0; my $version = 0; @@ -84,6 +85,7 @@ if (!GetOptions( 'scm!' => \$scm, 'web!' => \$web, 'pattern-depth=i' => \$pattern_depth, + 'k|keywords!' => \$keywords, 'f|file' => \$from_filename, 'v|version' => \$version, 'h|help' => \$help, @@ -132,6 +134,8 @@ if (!top_of_kernel_tree($lk_path)) { ## Read MAINTAINERS for type/value pairs my @typevalue = (); +my %keyword_hash; + open(MAINT, "<${lk_path}MAINTAINERS") || die "$P: Can't open MAINTAINERS\n"; while (<MAINT>) { my $line = $_; @@ -149,6 +153,8 @@ while (<MAINT>) { if ((-d $value)) { $value =~ s@([^/])$@$1/@; } + } elsif ($type eq "K") { + $keyword_hash{@typevalue} = $value; } push(@typevalue, "$type:$value"); } elsif (!/^(\s)*$/) { @@ -188,6 +194,7 @@ if ($email_remove_duplicates) { my @files = (); my @range = (); +my @keyword_tvi = (); foreach my $file (@ARGV) { ##if $file is a directory and it lacks a trailing slash, add one @@ -198,11 +205,24 @@ foreach my $file (@ARGV) { } if ($from_filename) { push(@files, $file); + if (-f $file && $keywords) { + open(FILE, "<$file") or die "$P: Can't open ${file}\n"; + while (<FILE>) { + my $patch_line = $_; + foreach my $line (keys %keyword_hash) { + if ($patch_line =~ m/^.*$keyword_hash{$line}/x) { + push(@keyword_tvi, $line); + } + } + } + close(FILE); + } } else { my $file_cnt = @files; my $lastfile; open(PATCH, "<$file") or die "$P: Can't open ${file}\n"; while (<PATCH>) { + my $patch_line = $_; if (m/^\+\+\+\s+(\S+)/) { my $filename = $1; $filename =~ s@^[^/]*/@@; @@ -213,6 +233,12 @@ foreach my $file (@ARGV) { if ($email_git_blame) { push(@range, "$lastfile:$1:$2"); } + } elsif ($keywords) { + foreach my $line (keys %keyword_hash) { + if ($patch_line =~ m/^[+-].*$keyword_hash{$line}/x) { + push(@keyword_tvi, $line); + } + } } } close(PATCH); @@ -286,6 +312,13 @@ foreach my $file (@files) { } } +if ($keywords) { + @keyword_tvi = sort_and_uniq(@keyword_tvi); + foreach my $line (@keyword_tvi) { + add_categories($line); + } +} + if ($email) { foreach my $chief (@penguin_chief) { if ($chief =~ m/^(.*):(.*)/) { @@ -384,6 +417,7 @@ Output type options: Other options: --pattern-depth => Number of pattern directory traversals (default: 0 (all)) + --keywords => scan patch for keywords (default: 1 (on)) --version => show version --help => show this help information @@ -486,7 +520,6 @@ sub format_email { } sub find_starting_index { - my ($index) = @_; while ($index > 0) { diff --git a/scripts/headers_install.pl b/scripts/headers_install.pl index c6ae4052ab4..b89ca2c58fd 100644 --- a/scripts/headers_install.pl +++ b/scripts/headers_install.pl @@ -20,7 +20,7 @@ use strict; my ($readdir, $installdir, $arch, @files) = @ARGV; -my $unifdef = "scripts/unifdef -U__KERNEL__"; +my $unifdef = "scripts/unifdef -U__KERNEL__ -D__EXPORTED_HEADERS__"; foreach my $file (@files) { local *INFILE; diff --git a/scripts/mkcompile_h b/scripts/mkcompile_h index 6a12dd9f118..bce3d0fe6fb 100755 --- a/scripts/mkcompile_h +++ b/scripts/mkcompile_h @@ -1,3 +1,5 @@ +#!/bin/sh + TARGET=$1 ARCH=$2 SMP=$3 @@ -50,7 +52,7 @@ UTS_VERSION="$UTS_VERSION $CONFIG_FLAGS $TIMESTAMP" # Truncate to maximum length UTS_LEN=64 -UTS_TRUNCATE="sed -e s/\(.\{1,$UTS_LEN\}\).*/\1/" +UTS_TRUNCATE="cut -b -$UTS_LEN" # Generate a temporary compile.h @@ -66,9 +68,13 @@ UTS_TRUNCATE="sed -e s/\(.\{1,$UTS_LEN\}\).*/\1/" echo \#define LINUX_COMPILE_HOST \"`hostname | $UTS_TRUNCATE`\" if [ -x /bin/dnsdomainname ]; then - echo \#define LINUX_COMPILE_DOMAIN \"`dnsdomainname | $UTS_TRUNCATE`\" + domain=`dnsdomainname 2> /dev/null` elif [ -x /bin/domainname ]; then - echo \#define LINUX_COMPILE_DOMAIN \"`domainname | $UTS_TRUNCATE`\" + domain=`domainname 2> /dev/null` + fi + + if [ -n "$domain" ]; then + echo \#define LINUX_COMPILE_DOMAIN \"`echo $domain | $UTS_TRUNCATE`\" else echo \#define LINUX_COMPILE_DOMAIN fi diff --git a/scripts/package/Makefile b/scripts/package/Makefile index fa4a0a17b7e..f67cc885c80 100644 --- a/scripts/package/Makefile +++ b/scripts/package/Makefile @@ -18,6 +18,9 @@ # e) generate the rpm files, based on kernel.spec # - Use /. to avoid tar packing just the symlink +# Note that the rpm-pkg target cannot be used with KBUILD_OUTPUT, +# but the binrpm-pkg target can; for some reason O= gets ignored. + # Do we have rpmbuild, otherwise fall back to the older rpm RPM := $(shell if [ -x "/usr/bin/rpmbuild" ]; then echo rpmbuild; \ else echo rpm; fi) @@ -33,6 +36,12 @@ $(objtree)/kernel.spec: $(MKSPEC) $(srctree)/Makefile $(CONFIG_SHELL) $(MKSPEC) > $@ rpm-pkg rpm: $(objtree)/kernel.spec FORCE + @if test -n "$(KBUILD_OUTPUT)"; then \ + echo "Building source + binary RPM is not possible outside the"; \ + echo "kernel source tree. Don't set KBUILD_OUTPUT, or use the"; \ + echo "binrpm-pkg target instead."; \ + false; \ + fi $(MAKE) clean $(PREV) ln -sf $(srctree) $(KERNELPATH) $(CONFIG_SHELL) $(srctree)/scripts/setlocalversion > $(objtree)/.scmversion @@ -61,7 +70,7 @@ binrpm-pkg: $(objtree)/binkernel.spec FORCE set -e; \ mv -f $(objtree)/.tmp_version $(objtree)/.version - $(RPM) $(RPMOPTS) --define "_builddir $(srctree)" --target \ + $(RPM) $(RPMOPTS) --define "_builddir $(objtree)" --target \ $(UTS_MACHINE) -bb $< clean-files += $(objtree)/binkernel.spec diff --git a/scripts/package/mkspec b/scripts/package/mkspec index 3d93f8c8125..47bdd2f99b7 100755 --- a/scripts/package/mkspec +++ b/scripts/package/mkspec @@ -70,7 +70,7 @@ echo 'mkdir -p $RPM_BUILD_ROOT/boot $RPM_BUILD_ROOT/lib/modules' echo 'mkdir -p $RPM_BUILD_ROOT/lib/firmware' echo "%endif" -echo 'INSTALL_MOD_PATH=$RPM_BUILD_ROOT make %{_smp_mflags} modules_install' +echo 'INSTALL_MOD_PATH=$RPM_BUILD_ROOT make %{_smp_mflags} KBUILD_SRC= modules_install' echo "%ifarch ia64" echo 'cp $KBUILD_IMAGE $RPM_BUILD_ROOT'"/boot/efi/vmlinuz-$KERNELRELEASE" echo 'ln -s '"efi/vmlinuz-$KERNELRELEASE" '$RPM_BUILD_ROOT'"/boot/" diff --git a/security/keys/keyctl.c b/security/keys/keyctl.c index 2fb28efc532..06ec722897b 100644 --- a/security/keys/keyctl.c +++ b/security/keys/keyctl.c @@ -873,7 +873,7 @@ static long get_instantiation_keyring(key_serial_t ringid, /* otherwise specify the destination keyring recorded in the * authorisation key (any KEY_SPEC_*_KEYRING) */ if (ringid >= KEY_SPEC_REQUESTOR_KEYRING) { - *_dest_keyring = rka->dest_keyring; + *_dest_keyring = key_get(rka->dest_keyring); return 0; } diff --git a/sound/arm/aaci.c b/sound/arm/aaci.c index dc78272fc39..1f0f8213e2d 100644 --- a/sound/arm/aaci.c +++ b/sound/arm/aaci.c @@ -937,6 +937,7 @@ static int __devinit aaci_probe_ac97(struct aaci *aaci) struct snd_ac97 *ac97; int ret; + writel(0, aaci->base + AC97_POWERDOWN); /* * Assert AACIRESET for 2us */ diff --git a/sound/core/pcm.c b/sound/core/pcm.c index 0c1440121c2..c69c60b2a48 100644 --- a/sound/core/pcm.c +++ b/sound/core/pcm.c @@ -953,11 +953,12 @@ static int snd_pcm_dev_register(struct snd_device *device) struct snd_pcm_substream *substream; struct snd_pcm_notify *notify; char str[16]; - struct snd_pcm *pcm = device->device_data; + struct snd_pcm *pcm; struct device *dev; - if (snd_BUG_ON(!pcm || !device)) + if (snd_BUG_ON(!device || !device->device_data)) return -ENXIO; + pcm = device->device_data; mutex_lock(®ister_mutex); err = snd_pcm_add(pcm); if (err) { diff --git a/sound/drivers/dummy.c b/sound/drivers/dummy.c index 6ba066c41d2..252e04ce602 100644 --- a/sound/drivers/dummy.c +++ b/sound/drivers/dummy.c @@ -165,7 +165,7 @@ MODULE_PARM_DESC(enable, "Enable this dummy soundcard."); module_param_array(pcm_devs, int, NULL, 0444); MODULE_PARM_DESC(pcm_devs, "PCM devices # (0-4) for dummy driver."); module_param_array(pcm_substreams, int, NULL, 0444); -MODULE_PARM_DESC(pcm_substreams, "PCM substreams # (1-16) for dummy driver."); +MODULE_PARM_DESC(pcm_substreams, "PCM substreams # (1-128) for dummy driver."); //module_param_array(midi_devs, int, NULL, 0444); //MODULE_PARM_DESC(midi_devs, "MIDI devices # (0-2) for dummy driver."); module_param(fake_buffer, bool, 0444); @@ -808,8 +808,6 @@ static int __devinit snd_card_dummy_new_mixer(struct snd_dummy *dummy) unsigned int idx; int err; - if (snd_BUG_ON(!dummy)) - return -EINVAL; spin_lock_init(&dummy->mixer_lock); strcpy(card->mixername, "Dummy Mixer"); diff --git a/sound/drivers/pcsp/pcsp_lib.c b/sound/drivers/pcsp/pcsp_lib.c index 84cc2658c05..e1145ac6e90 100644 --- a/sound/drivers/pcsp/pcsp_lib.c +++ b/sound/drivers/pcsp/pcsp_lib.c @@ -39,25 +39,20 @@ static DECLARE_TASKLET(pcsp_pcm_tasklet, pcsp_call_pcm_elapsed, 0); /* write the port and returns the next expire time in ns; * called at the trigger-start and in hrtimer callback */ -static unsigned long pcsp_timer_update(struct hrtimer *handle) +static u64 pcsp_timer_update(struct snd_pcsp *chip) { unsigned char timer_cnt, val; u64 ns; struct snd_pcm_substream *substream; struct snd_pcm_runtime *runtime; - struct snd_pcsp *chip = container_of(handle, struct snd_pcsp, timer); unsigned long flags; if (chip->thalf) { outb(chip->val61, 0x61); chip->thalf = 0; - if (!atomic_read(&chip->timer_active)) - return 0; return chip->ns_rem; } - if (!atomic_read(&chip->timer_active)) - return 0; substream = chip->playback_substream; if (!substream) return 0; @@ -88,24 +83,17 @@ static unsigned long pcsp_timer_update(struct hrtimer *handle) return ns; } -enum hrtimer_restart pcsp_do_timer(struct hrtimer *handle) +static void pcsp_pointer_update(struct snd_pcsp *chip) { - struct snd_pcsp *chip = container_of(handle, struct snd_pcsp, timer); struct snd_pcm_substream *substream; - int periods_elapsed, pointer_update; size_t period_bytes, buffer_bytes; - unsigned long ns; + int periods_elapsed; unsigned long flags; - pointer_update = !chip->thalf; - ns = pcsp_timer_update(handle); - if (!ns) - return HRTIMER_NORESTART; - /* update the playback position */ substream = chip->playback_substream; if (!substream) - return HRTIMER_NORESTART; + return; period_bytes = snd_pcm_lib_period_bytes(substream); buffer_bytes = snd_pcm_lib_buffer_bytes(substream); @@ -134,6 +122,26 @@ enum hrtimer_restart pcsp_do_timer(struct hrtimer *handle) if (periods_elapsed) tasklet_schedule(&pcsp_pcm_tasklet); +} + +enum hrtimer_restart pcsp_do_timer(struct hrtimer *handle) +{ + struct snd_pcsp *chip = container_of(handle, struct snd_pcsp, timer); + int pointer_update; + u64 ns; + + if (!atomic_read(&chip->timer_active) || !chip->playback_substream) + return HRTIMER_NORESTART; + + pointer_update = !chip->thalf; + ns = pcsp_timer_update(chip); + if (!ns) { + printk(KERN_WARNING "PCSP: unexpected stop\n"); + return HRTIMER_NORESTART; + } + + if (pointer_update) + pcsp_pointer_update(chip); hrtimer_forward(handle, hrtimer_get_expires(handle), ns_to_ktime(ns)); @@ -142,8 +150,6 @@ enum hrtimer_restart pcsp_do_timer(struct hrtimer *handle) static int pcsp_start_playing(struct snd_pcsp *chip) { - unsigned long ns; - #if PCSP_DEBUG printk(KERN_INFO "PCSP: start_playing called\n"); #endif @@ -159,11 +165,7 @@ static int pcsp_start_playing(struct snd_pcsp *chip) atomic_set(&chip->timer_active, 1); chip->thalf = 0; - ns = pcsp_timer_update(&pcsp_chip.timer); - if (!ns) - return -EIO; - - hrtimer_start(&pcsp_chip.timer, ktime_set(0, ns), HRTIMER_MODE_REL); + hrtimer_start(&pcsp_chip.timer, ktime_set(0, 0), HRTIMER_MODE_REL); return 0; } @@ -232,21 +234,22 @@ static int snd_pcsp_playback_hw_free(struct snd_pcm_substream *substream) static int snd_pcsp_playback_prepare(struct snd_pcm_substream *substream) { struct snd_pcsp *chip = snd_pcm_substream_chip(substream); + pcsp_sync_stop(chip); + chip->playback_ptr = 0; + chip->period_ptr = 0; + chip->fmt_size = + snd_pcm_format_physical_width(substream->runtime->format) >> 3; + chip->is_signed = snd_pcm_format_signed(substream->runtime->format); #if PCSP_DEBUG printk(KERN_INFO "PCSP: prepare called, " - "size=%zi psize=%zi f=%zi f1=%i\n", + "size=%zi psize=%zi f=%zi f1=%i fsize=%i\n", snd_pcm_lib_buffer_bytes(substream), snd_pcm_lib_period_bytes(substream), snd_pcm_lib_buffer_bytes(substream) / snd_pcm_lib_period_bytes(substream), - substream->runtime->periods); + substream->runtime->periods, + chip->fmt_size); #endif - pcsp_sync_stop(chip); - chip->playback_ptr = 0; - chip->period_ptr = 0; - chip->fmt_size = - snd_pcm_format_physical_width(substream->runtime->format) >> 3; - chip->is_signed = snd_pcm_format_signed(substream->runtime->format); return 0; } diff --git a/sound/drivers/pcsp/pcsp_mixer.c b/sound/drivers/pcsp/pcsp_mixer.c index 199b0337714..903bc846763 100644 --- a/sound/drivers/pcsp/pcsp_mixer.c +++ b/sound/drivers/pcsp/pcsp_mixer.c @@ -72,7 +72,7 @@ static int pcsp_treble_put(struct snd_kcontrol *kcontrol, if (treble != chip->treble) { chip->treble = treble; #if PCSP_DEBUG - printk(KERN_INFO "PCSP: rate set to %i\n", PCSP_RATE()); + printk(KERN_INFO "PCSP: rate set to %li\n", PCSP_RATE()); #endif changed = 1; } diff --git a/sound/parisc/harmony.c b/sound/parisc/harmony.c index e924492df21..f47f9e226b0 100644 --- a/sound/parisc/harmony.c +++ b/sound/parisc/harmony.c @@ -624,6 +624,9 @@ snd_harmony_pcm_init(struct snd_harmony *h) struct snd_pcm *pcm; int err; + if (snd_BUG_ON(!h)) + return -EINVAL; + harmony_disable_interrupts(h); err = snd_pcm_new(h->card, "harmony", 0, 1, 1, &pcm); @@ -865,11 +868,12 @@ snd_harmony_mixer_reset(struct snd_harmony *h) static int __devinit snd_harmony_mixer_init(struct snd_harmony *h) { - struct snd_card *card = h->card; + struct snd_card *card; int idx, err; if (snd_BUG_ON(!h)) return -EINVAL; + card = h->card; strcpy(card->mixername, "Harmony Gain control interface"); for (idx = 0; idx < HARMONY_CONTROLS; idx++) { diff --git a/sound/pci/Kconfig b/sound/pci/Kconfig index fb5ee3cc396..75c602b5b13 100644 --- a/sound/pci/Kconfig +++ b/sound/pci/Kconfig @@ -259,7 +259,6 @@ config SND_CS5530 config SND_CS5535AUDIO tristate "CS5535/CS5536 Audio" - depends on X86 && !X86_64 select SND_PCM select SND_AC97_CODEC help diff --git a/sound/pci/ali5451/ali5451.c b/sound/pci/ali5451/ali5451.c index b458d208720..aaf4da68969 100644 --- a/sound/pci/ali5451/ali5451.c +++ b/sound/pci/ali5451/ali5451.c @@ -973,7 +973,7 @@ static void snd_ali_free_voice(struct snd_ali * codec, void *private_data; snd_ali_printk("free_voice: channel=%d\n",pvoice->number); - if (pvoice == NULL || !pvoice->use) + if (!pvoice->use) return; snd_ali_clear_voices(codec, pvoice->number, pvoice->number); spin_lock_irq(&codec->voice_alloc); diff --git a/sound/pci/bt87x.c b/sound/pci/bt87x.c index 24585c6c6d0..4e2b925a94c 100644 --- a/sound/pci/bt87x.c +++ b/sound/pci/bt87x.c @@ -808,6 +808,8 @@ static struct pci_device_id snd_bt87x_ids[] = { BT_DEVICE(PCI_DEVICE_ID_BROOKTREE_878, 0x1002, 0x0001, GENERIC), /* Leadtek Winfast tv 2000xp delux */ BT_DEVICE(PCI_DEVICE_ID_BROOKTREE_878, 0x107d, 0x6606, GENERIC), + /* Pinnacle PCTV */ + BT_DEVICE(PCI_DEVICE_ID_BROOKTREE_878, 0x11bd, 0x0012, GENERIC), /* Voodoo TV 200 */ BT_DEVICE(PCI_DEVICE_ID_BROOKTREE_878, 0x121a, 0x3000, GENERIC), /* Askey Computer Corp. MagicTView'99 */ diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c index c9ad182e1b4..e340792f6cb 100644 --- a/sound/pci/hda/hda_intel.c +++ b/sound/pci/hda/hda_intel.c @@ -2674,6 +2674,7 @@ static struct pci_device_id azx_ids[] = { { PCI_DEVICE(0x10de, 0x044b), .driver_data = AZX_DRIVER_NVIDIA }, { PCI_DEVICE(0x10de, 0x055c), .driver_data = AZX_DRIVER_NVIDIA }, { PCI_DEVICE(0x10de, 0x055d), .driver_data = AZX_DRIVER_NVIDIA }, + { PCI_DEVICE(0x10de, 0x0590), .driver_data = AZX_DRIVER_NVIDIA }, { PCI_DEVICE(0x10de, 0x0774), .driver_data = AZX_DRIVER_NVIDIA }, { PCI_DEVICE(0x10de, 0x0775), .driver_data = AZX_DRIVER_NVIDIA }, { PCI_DEVICE(0x10de, 0x0776), .driver_data = AZX_DRIVER_NVIDIA }, diff --git a/sound/pci/hda/patch_nvhdmi.c b/sound/pci/hda/patch_nvhdmi.c index c8435c9a97f..9fb60276f5c 100644 --- a/sound/pci/hda/patch_nvhdmi.c +++ b/sound/pci/hda/patch_nvhdmi.c @@ -29,6 +29,9 @@ #include "hda_codec.h" #include "hda_local.h" +/* define below to restrict the supported rates and formats */ +/* #define LIMITED_RATE_FMT_SUPPORT */ + struct nvhdmi_spec { struct hda_multi_out multiout; @@ -60,6 +63,22 @@ static struct hda_verb nvhdmi_basic_init[] = { {} /* terminator */ }; +#ifdef LIMITED_RATE_FMT_SUPPORT +/* support only the safe format and rate */ +#define SUPPORTED_RATES SNDRV_PCM_RATE_48000 +#define SUPPORTED_MAXBPS 16 +#define SUPPORTED_FORMATS SNDRV_PCM_FMTBIT_S16_LE +#else +/* support all rates and formats */ +#define SUPPORTED_RATES \ + (SNDRV_PCM_RATE_22050 | SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 |\ + SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000 | SNDRV_PCM_RATE_176400 |\ + SNDRV_PCM_RATE_192000) +#define SUPPORTED_MAXBPS 24 +#define SUPPORTED_FORMATS \ + (SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S32_LE) +#endif + /* * Controls */ @@ -258,9 +277,9 @@ static struct hda_pcm_stream nvhdmi_pcm_digital_playback_8ch = { .channels_min = 2, .channels_max = 8, .nid = Nv_Master_Convert_nid, - .rates = SNDRV_PCM_RATE_48000, - .maxbps = 16, - .formats = SNDRV_PCM_FMTBIT_S16_LE, + .rates = SUPPORTED_RATES, + .maxbps = SUPPORTED_MAXBPS, + .formats = SUPPORTED_FORMATS, .ops = { .open = nvhdmi_dig_playback_pcm_open, .close = nvhdmi_dig_playback_pcm_close_8ch, @@ -273,9 +292,9 @@ static struct hda_pcm_stream nvhdmi_pcm_digital_playback_2ch = { .channels_min = 2, .channels_max = 2, .nid = Nv_Master_Convert_nid, - .rates = SNDRV_PCM_RATE_48000, - .maxbps = 16, - .formats = SNDRV_PCM_FMTBIT_S16_LE, + .rates = SUPPORTED_RATES, + .maxbps = SUPPORTED_MAXBPS, + .formats = SUPPORTED_FORMATS, .ops = { .open = nvhdmi_dig_playback_pcm_open, .close = nvhdmi_dig_playback_pcm_close_2ch, diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index 470fd74a0a1..ff20048504b 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -275,7 +275,7 @@ struct alc_spec { struct snd_kcontrol_new *cap_mixer; /* capture mixer */ unsigned int beep_amp; /* beep amp value, set via set_beep_amp() */ - const struct hda_verb *init_verbs[5]; /* initialization verbs + const struct hda_verb *init_verbs[10]; /* initialization verbs * don't forget NULL * termination! */ @@ -965,6 +965,8 @@ static void alc_automute_pin(struct hda_codec *codec) unsigned int nid = spec->autocfg.hp_pins[0]; int i; + if (!nid) + return; pincap = snd_hda_query_pin_caps(codec, nid); if (pincap & AC_PINCAP_TRIG_REQ) /* need trigger? */ snd_hda_codec_read(codec, nid, 0, AC_VERB_SET_PIN_SENSE, 0); @@ -12602,7 +12604,8 @@ static struct snd_pci_quirk alc268_cfg_tbl[] = { SND_PCI_QUIRK(0x1025, 0x015b, "Acer Aspire One", ALC268_ACER_ASPIRE_ONE), SND_PCI_QUIRK(0x1028, 0x0253, "Dell OEM", ALC268_DELL), - SND_PCI_QUIRK(0x1028, 0x02b0, "Dell Inspiron Mini9", ALC268_DELL), + SND_PCI_QUIRK_MASK(0x1028, 0xfff0, 0x02b0, + "Dell Inspiron Mini9/Vostro A90", ALC268_DELL), /* almost compatible with toshiba but with optional digital outs; * auto-probing seems working fine */ @@ -17374,7 +17377,7 @@ static int alc662_auto_create_extra_out(struct hda_codec *codec, hda_nid_t pin, /* create playback/capture controls for input pins */ #define alc662_auto_create_input_ctls \ - alc880_auto_create_input_ctls + alc882_auto_create_input_ctls static void alc662_auto_set_output_and_unmute(struct hda_codec *codec, hda_nid_t nid, int pin_type, diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c index a9b26828a65..66c0876bf73 100644 --- a/sound/pci/hda/patch_sigmatel.c +++ b/sound/pci/hda/patch_sigmatel.c @@ -158,6 +158,7 @@ enum { STAC_D965_5ST_NO_FP, STAC_DELL_3ST, STAC_DELL_BIOS, + STAC_927X_VOLKNOB, STAC_927X_MODELS }; @@ -907,6 +908,16 @@ static struct hda_verb d965_core_init[] = { {} }; +static struct hda_verb dell_3st_core_init[] = { + /* don't set delta bit */ + {0x24, AC_VERB_SET_VOLUME_KNOB_CONTROL, 0x7f}, + /* unmute node 0x1b */ + {0x1b, AC_VERB_SET_AMP_GAIN_MUTE, 0xb000}, + /* select node 0x03 as DAC */ + {0x0b, AC_VERB_SET_CONNECT_SEL, 0x01}, + {} +}; + static struct hda_verb stac927x_core_init[] = { /* set master volume and direct control */ { 0x24, AC_VERB_SET_VOLUME_KNOB_CONTROL, 0xff}, @@ -915,6 +926,14 @@ static struct hda_verb stac927x_core_init[] = { {} }; +static struct hda_verb stac927x_volknob_core_init[] = { + /* don't set delta bit */ + {0x24, AC_VERB_SET_VOLUME_KNOB_CONTROL, 0x7f}, + /* enable analog pc beep path */ + {0x01, AC_VERB_SET_DIGI_CONVERT_2, 1 << 5}, + {} +}; + static struct hda_verb stac9205_core_init[] = { /* set master volume and direct control */ { 0x24, AC_VERB_SET_VOLUME_KNOB_CONTROL, 0xff}, @@ -1999,6 +2018,7 @@ static unsigned int *stac927x_brd_tbl[STAC_927X_MODELS] = { [STAC_D965_5ST_NO_FP] = d965_5st_no_fp_pin_configs, [STAC_DELL_3ST] = dell_3st_pin_configs, [STAC_DELL_BIOS] = NULL, + [STAC_927X_VOLKNOB] = NULL, }; static const char *stac927x_models[STAC_927X_MODELS] = { @@ -2010,6 +2030,7 @@ static const char *stac927x_models[STAC_927X_MODELS] = { [STAC_D965_5ST_NO_FP] = "5stack-no-fp", [STAC_DELL_3ST] = "dell-3stack", [STAC_DELL_BIOS] = "dell-bios", + [STAC_927X_VOLKNOB] = "volknob", }; static struct snd_pci_quirk stac927x_cfg_tbl[] = { @@ -2045,6 +2066,8 @@ static struct snd_pci_quirk stac927x_cfg_tbl[] = { "Intel D965", STAC_D965_5ST), SND_PCI_QUIRK_MASK(PCI_VENDOR_ID_INTEL, 0xff00, 0x2500, "Intel D965", STAC_D965_5ST), + /* volume-knob fixes */ + SND_PCI_QUIRK_VENDOR(0x10cf, "FSC", STAC_927X_VOLKNOB), {} /* terminator */ }; @@ -5612,10 +5635,14 @@ static int patch_stac927x(struct hda_codec *codec) spec->dmic_nids = stac927x_dmic_nids; spec->num_dmics = STAC927X_NUM_DMICS; - spec->init = d965_core_init; + spec->init = dell_3st_core_init; spec->dmux_nids = stac927x_dmux_nids; spec->num_dmuxes = ARRAY_SIZE(stac927x_dmux_nids); break; + case STAC_927X_VOLKNOB: + spec->num_dmics = 0; + spec->init = stac927x_volknob_core_init; + break; default: spec->num_dmics = 0; spec->init = stac927x_core_init; diff --git a/sound/pci/ice1712/amp.c b/sound/pci/ice1712/amp.c index 37564300b50..6da21a2bcad 100644 --- a/sound/pci/ice1712/amp.c +++ b/sound/pci/ice1712/amp.c @@ -52,11 +52,13 @@ static int __devinit snd_vt1724_amp_init(struct snd_ice1712 *ice) /* only use basic functionality for now */ - ice->num_total_dacs = 2; /* only PSDOUT0 is connected */ + /* VT1616 6ch codec connected to PSDOUT0 using packed mode */ + ice->num_total_dacs = 6; ice->num_total_adcs = 2; - /* Chaintech AV-710 has another codecs, which need initialization */ - /* initialize WM8728 codec */ + /* Chaintech AV-710 has another WM8728 codec connected to PSDOUT4 + (shared with the SPDIF output). Mixer control for this codec + is not yet supported. */ if (ice->eeprom.subvendor == VT1724_SUBDEVICE_AV710) { for (i = 0; i < ARRAY_SIZE(wm_inits); i += 2) wm_put(ice, wm_inits[i], wm_inits[i+1]); diff --git a/sound/pci/ice1712/ice1724.c b/sound/pci/ice1712/ice1724.c index 76b717dae4b..10fc92c0557 100644 --- a/sound/pci/ice1712/ice1724.c +++ b/sound/pci/ice1712/ice1724.c @@ -648,7 +648,7 @@ static int snd_vt1724_set_pro_rate(struct snd_ice1712 *ice, unsigned int rate, (inb(ICEMT1724(ice, DMA_PAUSE)) & DMA_PAUSES)) { /* running? we cannot change the rate now... */ spin_unlock_irqrestore(&ice->reg_lock, flags); - return -EBUSY; + return ((rate == ice->cur_rate) && !force) ? 0 : -EBUSY; } if (!force && is_pro_rate_locked(ice)) { spin_unlock_irqrestore(&ice->reg_lock, flags); diff --git a/sound/pci/via82xx.c b/sound/pci/via82xx.c index 91683a34903..8a332d2f615 100644 --- a/sound/pci/via82xx.c +++ b/sound/pci/via82xx.c @@ -386,6 +386,7 @@ struct via82xx { struct snd_pcm *pcms[2]; struct snd_rawmidi *rmidi; + struct snd_kcontrol *dxs_controls[4]; struct snd_ac97_bus *ac97_bus; struct snd_ac97 *ac97; @@ -1216,9 +1217,9 @@ static int snd_via82xx_pcm_open(struct via82xx *chip, struct viadev *viadev, /* - * open callback for playback on via686 and via823x DSX + * open callback for playback on via686 */ -static int snd_via82xx_playback_open(struct snd_pcm_substream *substream) +static int snd_via686_playback_open(struct snd_pcm_substream *substream) { struct via82xx *chip = snd_pcm_substream_chip(substream); struct viadev *viadev = &chip->devs[chip->playback_devno + substream->number]; @@ -1230,6 +1231,32 @@ static int snd_via82xx_playback_open(struct snd_pcm_substream *substream) } /* + * open callback for playback on via823x DXS + */ +static int snd_via8233_playback_open(struct snd_pcm_substream *substream) +{ + struct via82xx *chip = snd_pcm_substream_chip(substream); + struct viadev *viadev; + unsigned int stream; + int err; + + viadev = &chip->devs[chip->playback_devno + substream->number]; + if ((err = snd_via82xx_pcm_open(chip, viadev, substream)) < 0) + return err; + stream = viadev->reg_offset / 0x10; + if (chip->dxs_controls[stream]) { + chip->playback_volume[stream][0] = 0; + chip->playback_volume[stream][1] = 0; + chip->dxs_controls[stream]->vd[0].access &= + ~SNDRV_CTL_ELEM_ACCESS_INACTIVE; + snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE | + SNDRV_CTL_EVENT_MASK_INFO, + &chip->dxs_controls[stream]->id); + } + return 0; +} + +/* * open callback for playback on via823x multi-channel */ static int snd_via8233_multi_open(struct snd_pcm_substream *substream) @@ -1302,10 +1329,26 @@ static int snd_via82xx_pcm_close(struct snd_pcm_substream *substream) return 0; } +static int snd_via8233_playback_close(struct snd_pcm_substream *substream) +{ + struct via82xx *chip = snd_pcm_substream_chip(substream); + struct viadev *viadev = substream->runtime->private_data; + unsigned int stream; + + stream = viadev->reg_offset / 0x10; + if (chip->dxs_controls[stream]) { + chip->dxs_controls[stream]->vd[0].access |= + SNDRV_CTL_ELEM_ACCESS_INACTIVE; + snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_INFO, + &chip->dxs_controls[stream]->id); + } + return snd_via82xx_pcm_close(substream); +} + /* via686 playback callbacks */ static struct snd_pcm_ops snd_via686_playback_ops = { - .open = snd_via82xx_playback_open, + .open = snd_via686_playback_open, .close = snd_via82xx_pcm_close, .ioctl = snd_pcm_lib_ioctl, .hw_params = snd_via82xx_hw_params, @@ -1331,8 +1374,8 @@ static struct snd_pcm_ops snd_via686_capture_ops = { /* via823x DSX playback callbacks */ static struct snd_pcm_ops snd_via8233_playback_ops = { - .open = snd_via82xx_playback_open, - .close = snd_via82xx_pcm_close, + .open = snd_via8233_playback_open, + .close = snd_via8233_playback_close, .ioctl = snd_pcm_lib_ioctl, .hw_params = snd_via82xx_hw_params, .hw_free = snd_via82xx_hw_free, @@ -1709,8 +1752,9 @@ static struct snd_kcontrol_new snd_via8233_dxs_volume_control __devinitdata = { .device = 0, /* .subdevice set later */ .name = "PCM Playback Volume", - .access = (SNDRV_CTL_ELEM_ACCESS_READWRITE | - SNDRV_CTL_ELEM_ACCESS_TLV_READ), + .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | + SNDRV_CTL_ELEM_ACCESS_TLV_READ | + SNDRV_CTL_ELEM_ACCESS_INACTIVE, .info = snd_via8233_dxs_volume_info, .get = snd_via8233_dxs_volume_get, .put = snd_via8233_dxs_volume_put, @@ -1948,6 +1992,7 @@ static int __devinit snd_via8233_init_misc(struct via82xx *chip) err = snd_ctl_add(chip->card, kctl); if (err < 0) return err; + chip->dxs_controls[i] = kctl; } } } diff --git a/sound/pcmcia/pdaudiocf/pdaudiocf.c b/sound/pcmcia/pdaudiocf/pdaudiocf.c index 7dea74b71cf..64b859925c0 100644 --- a/sound/pcmcia/pdaudiocf/pdaudiocf.c +++ b/sound/pcmcia/pdaudiocf/pdaudiocf.c @@ -217,20 +217,25 @@ static void snd_pdacf_detach(struct pcmcia_device *link) * configuration callback */ -#define CS_CHECK(fn, ret) \ -do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) - static int pdacf_config(struct pcmcia_device *link) { struct snd_pdacf *pdacf = link->priv; - int last_fn, last_ret; + int ret; snd_printdd(KERN_DEBUG "pdacf_config called\n"); link->conf.ConfigIndex = 0x5; - CS_CHECK(RequestIO, pcmcia_request_io(link, &link->io)); - CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq)); - CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf)); + ret = pcmcia_request_io(link, &link->io); + if (ret) + goto failed; + + ret = pcmcia_request_irq(link, &link->irq); + if (ret) + goto failed; + + ret = pcmcia_request_configuration(link, &link->conf); + if (ret) + goto failed; if (snd_pdacf_assign_resources(pdacf, link->io.BasePort1, link->irq.AssignedIRQ) < 0) goto failed; @@ -238,8 +243,6 @@ static int pdacf_config(struct pcmcia_device *link) link->dev_node = &pdacf->node; return 0; -cs_failed: - cs_error(link, last_fn, last_ret); failed: pcmcia_disable_device(link); return -ENODEV; diff --git a/sound/pcmcia/vx/vxpocket.c b/sound/pcmcia/vx/vxpocket.c index 7445cc8a47d..1492744ad67 100644 --- a/sound/pcmcia/vx/vxpocket.c +++ b/sound/pcmcia/vx/vxpocket.c @@ -213,14 +213,11 @@ static int snd_vxpocket_assign_resources(struct vx_core *chip, int port, int irq * configuration callback */ -#define CS_CHECK(fn, ret) \ -do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) - static int vxpocket_config(struct pcmcia_device *link) { struct vx_core *chip = link->priv; struct snd_vxpocket *vxp = (struct snd_vxpocket *)chip; - int last_fn, last_ret; + int ret; snd_printdd(KERN_DEBUG "vxpocket_config called\n"); @@ -235,9 +232,17 @@ static int vxpocket_config(struct pcmcia_device *link) strcpy(chip->card->driver, vxp440_hw.name); } - CS_CHECK(RequestIO, pcmcia_request_io(link, &link->io)); - CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq)); - CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf)); + ret = pcmcia_request_io(link, &link->io); + if (ret) + goto failed; + + ret = pcmcia_request_irq(link, &link->irq); + if (ret) + goto failed; + + ret = pcmcia_request_configuration(link, &link->conf); + if (ret) + goto failed; chip->dev = &handle_to_dev(link); snd_card_set_dev(chip->card, chip->dev); @@ -248,8 +253,6 @@ static int vxpocket_config(struct pcmcia_device *link) link->dev_node = &vxp->node; return 0; -cs_failed: - cs_error(link, last_fn, last_ret); failed: pcmcia_disable_device(link); return -ENODEV; diff --git a/sound/ppc/Kconfig b/sound/ppc/Kconfig index bd2338ab2ce..0519c60f5be 100644 --- a/sound/ppc/Kconfig +++ b/sound/ppc/Kconfig @@ -2,7 +2,7 @@ menuconfig SND_PPC bool "PowerPC sound devices" - depends on PPC64 || PPC32 + depends on PPC default y help Support for sound devices specific to PowerPC architectures. diff --git a/sound/soc/omap/Kconfig b/sound/soc/omap/Kconfig index 2dee9839be8..653a362425d 100644 --- a/sound/soc/omap/Kconfig +++ b/sound/soc/omap/Kconfig @@ -21,7 +21,18 @@ config SND_OMAP_SOC_AMS_DELTA select SND_OMAP_SOC_MCBSP select SND_SOC_CX20442 help - Say Y if you want to add support for SoC audio on Amstrad Delta. + Say Y if you want to add support for SoC audio device connected to + a handset and a speakerphone found on Amstrad E3 (Delta) videophone. + + Note that in order to get those devices fully supported, you have to + build the kernel with standard serial port driver included and + configured for at least 4 ports. Then, from userspace, you must load + a line discipline #19 on the modem (ttyS3) serial line. The simplest + way to achieve this is to install util-linux-ng and use the included + ldattach utility. This can be started automatically from udev, + a simple rule like this one should do the trick (it does for me): + ACTION=="add", KERNEL=="controlC0", \ + RUN+="/usr/sbin/ldattach 19 /dev/ttyS3" config SND_OMAP_SOC_OSK5912 tristate "SoC Audio support for omap osk5912" diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c index 7ff04ad2a97..0a1b2f64bbe 100644 --- a/sound/soc/soc-core.c +++ b/sound/soc/soc-core.c @@ -834,6 +834,9 @@ EXPORT_SYMBOL_GPL(snd_soc_resume_device); #define soc_resume NULL #endif +static struct snd_soc_dai_ops null_dai_ops = { +}; + static void snd_soc_instantiate_card(struct snd_soc_card *card) { struct platform_device *pdev = container_of(card->dev, @@ -877,6 +880,11 @@ static void snd_soc_instantiate_card(struct snd_soc_card *card) ac97 = 1; } + for (i = 0; i < card->num_links; i++) { + if (!card->dai_link[i].codec_dai->ops) + card->dai_link[i].codec_dai->ops = &null_dai_ops; + } + /* If we have AC97 in the system then don't wait for the * codec. This will need revisiting if we have to handle * systems with mixed AC97 and non-AC97 parts. Only check for @@ -2329,9 +2337,6 @@ static int snd_soc_unregister_card(struct snd_soc_card *card) return 0; } -static struct snd_soc_dai_ops null_dai_ops = { -}; - /** * snd_soc_register_dai - Register a DAI with the ASoC core * diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c index 8de6f9dec4a..d89f6dc0090 100644 --- a/sound/soc/soc-dapm.c +++ b/sound/soc/soc-dapm.c @@ -2072,9 +2072,9 @@ int snd_soc_dapm_stream_event(struct snd_soc_codec *codec, } } } - mutex_unlock(&codec->mutex); dapm_power_widgets(codec, event); + mutex_unlock(&codec->mutex); dump_dapm(codec, __func__); return 0; } diff --git a/sound/usb/caiaq/audio.c b/sound/usb/caiaq/audio.c index 121af0644fd..86b2c3b92df 100644 --- a/sound/usb/caiaq/audio.c +++ b/sound/usb/caiaq/audio.c @@ -62,10 +62,14 @@ static void activate_substream(struct snd_usb_caiaqdev *dev, struct snd_pcm_substream *sub) { + spin_lock(&dev->spinlock); + if (sub->stream == SNDRV_PCM_STREAM_PLAYBACK) dev->sub_playback[sub->number] = sub; else dev->sub_capture[sub->number] = sub; + + spin_unlock(&dev->spinlock); } static void @@ -269,16 +273,22 @@ snd_usb_caiaq_pcm_pointer(struct snd_pcm_substream *sub) { int index = sub->number; struct snd_usb_caiaqdev *dev = snd_pcm_substream_chip(sub); + snd_pcm_uframes_t ptr; + + spin_lock(&dev->spinlock); if (dev->input_panic || dev->output_panic) - return SNDRV_PCM_POS_XRUN; + ptr = SNDRV_PCM_POS_XRUN; if (sub->stream == SNDRV_PCM_STREAM_PLAYBACK) - return bytes_to_frames(sub->runtime, + ptr = bytes_to_frames(sub->runtime, dev->audio_out_buf_pos[index]); else - return bytes_to_frames(sub->runtime, + ptr = bytes_to_frames(sub->runtime, dev->audio_in_buf_pos[index]); + + spin_unlock(&dev->spinlock); + return ptr; } /* operators for both playback and capture */ diff --git a/sound/usb/caiaq/device.c b/sound/usb/caiaq/device.c index 83e6c1312d4..a3f02dd9744 100644 --- a/sound/usb/caiaq/device.c +++ b/sound/usb/caiaq/device.c @@ -35,7 +35,7 @@ #include "input.h" MODULE_AUTHOR("Daniel Mack <daniel@caiaq.de>"); -MODULE_DESCRIPTION("caiaq USB audio, version 1.3.19"); +MODULE_DESCRIPTION("caiaq USB audio, version 1.3.20"); MODULE_LICENSE("GPL"); MODULE_SUPPORTED_DEVICE("{{Native Instruments, RigKontrol2}," "{Native Instruments, RigKontrol3}," diff --git a/tools/perf/Makefile b/tools/perf/Makefile index 5881943f0c3..7e190d522cd 100644 --- a/tools/perf/Makefile +++ b/tools/perf/Makefile @@ -157,11 +157,18 @@ uname_R := $(shell sh -c 'uname -r 2>/dev/null || echo not') uname_P := $(shell sh -c 'uname -p 2>/dev/null || echo not') uname_V := $(shell sh -c 'uname -v 2>/dev/null || echo not') -# If we're on a 64-bit kernel, use -m64 -ifndef NO_64BIT - ifneq ($(patsubst %64,%,$(uname_M)),$(uname_M)) - M64 := -m64 - endif +# +# Add -m32 for cross-builds: +# +ifdef NO_64BIT + MBITS := -m32 +else + # + # If we're on a 64-bit kernel, use -m64: + # + ifneq ($(patsubst %64,%,$(uname_M)),$(uname_M)) + MBITS := -m64 + endif endif # CFLAGS and LDFLAGS are for the users to override from the command line. @@ -170,8 +177,7 @@ endif # Include saner warnings here, which can catch bugs: # -EXTRA_WARNINGS := -Wcast-align -EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wformat +EXTRA_WARNINGS := -Wformat EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wformat-security EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wformat-y2k EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wshadow @@ -194,7 +200,7 @@ EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wold-style-definition EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wstrict-prototypes EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wdeclaration-after-statement -CFLAGS = $(M64) -ggdb3 -Wall -Wextra -std=gnu99 -Werror -O6 -fstack-protector-all -D_FORTIFY_SOURCE=2 $(EXTRA_WARNINGS) +CFLAGS = $(MBITS) -ggdb3 -Wall -Wextra -std=gnu99 -Werror -O6 -fstack-protector-all -D_FORTIFY_SOURCE=2 $(EXTRA_WARNINGS) LDFLAGS = -lpthread -lrt -lelf -lm ALL_CFLAGS = $(CFLAGS) ALL_LDFLAGS = $(LDFLAGS) @@ -415,8 +421,12 @@ ifeq ($(uname_S),Darwin) PTHREAD_LIBS = endif -ifneq ($(shell sh -c "(echo '\#include <libelf.h>'; echo 'int main(void) { Elf * elf = elf_begin(0, ELF_C_READ_MMAP, 0); return (long)elf; }') | $(CC) -x c - $(ALL_CFLAGS) -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -o /dev/null $(ALL_LDFLAGS) > /dev/null 2>&1 && echo y"), y) - msg := $(error No libelf.h/libelf found, please install libelf-dev/elfutils-libelf-devel); +ifeq ($(shell sh -c "(echo '\#include <libelf.h>'; echo 'int main(void) { Elf * elf = elf_begin(0, ELF_C_READ, 0); return (long)elf; }') | $(CC) -x c - $(ALL_CFLAGS) -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -o /dev/null $(ALL_LDFLAGS) > /dev/null 2>&1 && echo y"), y) + ifneq ($(shell sh -c "(echo '\#include <libelf.h>'; echo 'int main(void) { Elf * elf = elf_begin(0, ELF_C_READ_MMAP, 0); return (long)elf; }') | $(CC) -x c - $(ALL_CFLAGS) -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -o /dev/null $(ALL_LDFLAGS) > /dev/null 2>&1 && echo y"), y) + BASIC_CFLAGS += -DLIBELF_NO_MMAP + endif +else + msg := $(error No libelf.h/libelf found, please install libelf-dev/elfutils-libelf-devel and glibc-dev[el]); endif ifdef NO_DEMANGLE diff --git a/tools/perf/builtin-sched.c b/tools/perf/builtin-sched.c index ea9c15c0cdf..ce2d5be4f30 100644 --- a/tools/perf/builtin-sched.c +++ b/tools/perf/builtin-sched.c @@ -1287,7 +1287,7 @@ static struct sort_dimension *available_sorts[] = { static LIST_HEAD(sort_list); -static int sort_dimension__add(char *tok, struct list_head *list) +static int sort_dimension__add(const char *tok, struct list_head *list) { int i; @@ -1917,7 +1917,7 @@ static void setup_sorting(void) free(str); - sort_dimension__add((char *)"pid", &cmp_pid); + sort_dimension__add("pid", &cmp_pid); } static const char *record_args[] = { diff --git a/tools/perf/builtin-timechart.c b/tools/perf/builtin-timechart.c index 702d8fe58fb..e8a510d935e 100644 --- a/tools/perf/builtin-timechart.c +++ b/tools/perf/builtin-timechart.c @@ -765,19 +765,40 @@ static void draw_wakeups(void) if (c->Y && c->start_time <= we->time && c->end_time >= we->time) { if (p->pid == we->waker) { from = c->Y; - task_from = c->comm; + task_from = strdup(c->comm); } if (p->pid == we->wakee) { to = c->Y; - task_to = c->comm; + task_to = strdup(c->comm); } } c = c->next; } + c = p->all; + while (c) { + if (p->pid == we->waker && !from) { + from = c->Y; + task_from = strdup(c->comm); + } + if (p->pid == we->wakee && !to) { + to = c->Y; + task_to = strdup(c->comm); + } + c = c->next; + } } p = p->next; } + if (!task_from) { + task_from = malloc(40); + sprintf(task_from, "[%i]", we->waker); + } + if (!task_to) { + task_to = malloc(40); + sprintf(task_to, "[%i]", we->wakee); + } + if (we->waker == -1) svg_interrupt(we->time, to); else if (from && to && abs(from - to) == 1) @@ -785,6 +806,9 @@ static void draw_wakeups(void) else svg_partial_wakeline(we->time, from, task_from, to, task_to); we = we->next; + + free(task_from); + free(task_to); } } diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c index 37512e93623..a1b1d10912d 100644 --- a/tools/perf/builtin-top.c +++ b/tools/perf/builtin-top.c @@ -686,6 +686,8 @@ static void handle_keypress(int c) switch (c) { case 'd': prompt_integer(&delay_secs, "Enter display delay"); + if (delay_secs < 1) + delay_secs = 1; break; case 'e': prompt_integer(&print_entries, "Enter display entries (lines)"); diff --git a/tools/perf/util/PERF-VERSION-GEN b/tools/perf/util/PERF-VERSION-GEN index c561d1538c0..54552a00a11 100755 --- a/tools/perf/util/PERF-VERSION-GEN +++ b/tools/perf/util/PERF-VERSION-GEN @@ -1,7 +1,7 @@ #!/bin/sh GVF=PERF-VERSION-FILE -DEF_VER=v0.0.1.PERF +DEF_VER=v0.0.2.PERF LF=' ' diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c index 87c424de79e..8cfb48cbbea 100644 --- a/tools/perf/util/parse-events.c +++ b/tools/perf/util/parse-events.c @@ -691,7 +691,10 @@ static void store_event_type(const char *orgname) FILE *file; int id; - sprintf(filename, "/sys/kernel/debug/tracing/events/%s/id", orgname); + sprintf(filename, "%s/", debugfs_path); + strncat(filename, orgname, strlen(orgname)); + strcat(filename, "/id"); + c = strchr(filename, ':'); if (c) *c = '/'; diff --git a/tools/perf/util/svghelper.c b/tools/perf/util/svghelper.c index 856655d8b0b..b3637db025a 100644 --- a/tools/perf/util/svghelper.c +++ b/tools/perf/util/svghelper.c @@ -103,7 +103,7 @@ void open_svg(const char *filename, int cpus, int rows, u64 start, u64 end) fprintf(svgfile, " rect.process2 { fill:rgb(180,180,180); fill-opacity:0.9; stroke-width:0; stroke:rgb( 0, 0, 0); } \n"); fprintf(svgfile, " rect.sample { fill:rgb( 0, 0,255); fill-opacity:0.8; stroke-width:0; stroke:rgb( 0, 0, 0); } \n"); fprintf(svgfile, " rect.blocked { fill:rgb(255, 0, 0); fill-opacity:0.5; stroke-width:0; stroke:rgb( 0, 0, 0); } \n"); - fprintf(svgfile, " rect.waiting { fill:rgb(214,214, 0); fill-opacity:0.3; stroke-width:0; stroke:rgb( 0, 0, 0); } \n"); + fprintf(svgfile, " rect.waiting { fill:rgb(224,214, 0); fill-opacity:0.8; stroke-width:0; stroke:rgb( 0, 0, 0); } \n"); fprintf(svgfile, " rect.WAITING { fill:rgb(255,214, 48); fill-opacity:0.6; stroke-width:0; stroke:rgb( 0, 0, 0); } \n"); fprintf(svgfile, " rect.cpu { fill:rgb(192,192,192); fill-opacity:0.2; stroke-width:0.5; stroke:rgb(128,128,128); } \n"); fprintf(svgfile, " rect.pstate { fill:rgb(128,128,128); fill-opacity:0.8; stroke-width:0; } \n"); diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c index 47ea0609a76..226f44a2357 100644 --- a/tools/perf/util/symbol.c +++ b/tools/perf/util/symbol.c @@ -413,7 +413,7 @@ static int dso__synthesize_plt_symbols(struct dso *self, int v) if (fd < 0) goto out; - elf = elf_begin(fd, ELF_C_READ_MMAP, NULL); + elf = elf_begin(fd, PERF_ELF_C_READ_MMAP, NULL); if (elf == NULL) goto out_close; @@ -533,7 +533,7 @@ static int dso__load_sym(struct dso *self, int fd, const char *name, Elf *elf; int nr = 0, kernel = !strcmp("[kernel]", self->name); - elf = elf_begin(fd, ELF_C_READ_MMAP, NULL); + elf = elf_begin(fd, PERF_ELF_C_READ_MMAP, NULL); if (elf == NULL) { if (v) fprintf(stderr, "%s: cannot read %s ELF file.\n", @@ -675,7 +675,7 @@ static char *dso__read_build_id(struct dso *self, int v) if (fd < 0) goto out; - elf = elf_begin(fd, ELF_C_READ_MMAP, NULL); + elf = elf_begin(fd, PERF_ELF_C_READ_MMAP, NULL); if (elf == NULL) { if (v) fprintf(stderr, "%s: cannot read %s ELF file.\n", diff --git a/tools/perf/util/symbol.h b/tools/perf/util/symbol.h index 6e849071640..829da9edba6 100644 --- a/tools/perf/util/symbol.h +++ b/tools/perf/util/symbol.h @@ -27,6 +27,16 @@ static inline char *bfd_demangle(void __used *v, const char __used *c, #endif #endif +/* + * libelf 0.8.x and earlier do not support ELF_C_READ_MMAP; + * for newer versions we can use mmap to reduce memory usage: + */ +#ifdef LIBELF_NO_MMAP +# define PERF_ELF_C_READ_MMAP ELF_C_READ +#else +# define PERF_ELF_C_READ_MMAP ELF_C_READ_MMAP +#endif + #ifndef DMGL_PARAMS #define DMGL_PARAMS (1 << 0) /* Include function args */ #define DMGL_ANSI (1 << 1) /* Include const, volatile, etc */ diff --git a/tools/perf/util/trace-event-parse.c b/tools/perf/util/trace-event-parse.c index 55b41b9e383..55c9659a56e 100644 --- a/tools/perf/util/trace-event-parse.c +++ b/tools/perf/util/trace-event-parse.c @@ -618,7 +618,7 @@ static int test_type(enum event_type type, enum event_type expect) } static int test_type_token(enum event_type type, char *token, - enum event_type expect, char *expect_tok) + enum event_type expect, const char *expect_tok) { if (type != expect) { die("Error: expected type %d but read %d", @@ -650,7 +650,7 @@ static int read_expect_type(enum event_type expect, char **tok) return __read_expect_type(expect, tok, 1); } -static int __read_expected(enum event_type expect, char *str, int newline_ok) +static int __read_expected(enum event_type expect, const char *str, int newline_ok) { enum event_type type; char *token; @@ -668,12 +668,12 @@ static int __read_expected(enum event_type expect, char *str, int newline_ok) return 0; } -static int read_expected(enum event_type expect, char *str) +static int read_expected(enum event_type expect, const char *str) { return __read_expected(expect, str, 1); } -static int read_expected_item(enum event_type expect, char *str) +static int read_expected_item(enum event_type expect, const char *str) { return __read_expected(expect, str, 0); } diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c index b7c78a403dc..7495ce34734 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -2717,8 +2717,6 @@ int kvm_init(void *opaque, unsigned int vcpu_size, int r; int cpu; - kvm_init_debug(); - r = kvm_arch_init(opaque); if (r) goto out_fail; @@ -2785,6 +2783,8 @@ int kvm_init(void *opaque, unsigned int vcpu_size, kvm_preempt_ops.sched_in = kvm_sched_in; kvm_preempt_ops.sched_out = kvm_sched_out; + kvm_init_debug(); + return 0; out_free: @@ -2807,7 +2807,6 @@ out_free_0: out: kvm_arch_exit(); out_fail: - kvm_exit_debug(); return r; } EXPORT_SYMBOL_GPL(kvm_init); @@ -2815,6 +2814,7 @@ EXPORT_SYMBOL_GPL(kvm_init); void kvm_exit(void) { tracepoint_synchronize_unregister(); + kvm_exit_debug(); misc_deregister(&kvm_dev); kmem_cache_destroy(kvm_vcpu_cache); sysdev_unregister(&kvm_sysdev); @@ -2824,7 +2824,6 @@ void kvm_exit(void) on_each_cpu(hardware_disable, NULL, 1); kvm_arch_hardware_unsetup(); kvm_arch_exit(); - kvm_exit_debug(); free_cpumask_var(cpus_hardware_enabled); __free_page(bad_page); } |