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2010-02-28Merge branch 'core-rcu-for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip * 'core-rcu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: (44 commits) rcu: Fix accelerated GPs for last non-dynticked CPU rcu: Make non-RCU_PROVE_LOCKING rcu_read_lock_sched_held() understand boot rcu: Fix accelerated grace periods for last non-dynticked CPU rcu: Export rcu_scheduler_active rcu: Make rcu_read_lock_sched_held() take boot time into account rcu: Make lockdep_rcu_dereference() message less alarmist sched, cgroups: Fix module export rcu: Add RCU_CPU_STALL_VERBOSE to dump detailed per-task information rcu: Fix rcutorture mod_timer argument to delay one jiffy rcu: Fix deadlock in TREE_PREEMPT_RCU CPU stall detection rcu: Convert to raw_spinlocks rcu: Stop overflowing signed integers rcu: Use canonical URL for Mathieu's dissertation rcu: Accelerate grace period if last non-dynticked CPU rcu: Fix citation of Mathieu's dissertation rcu: Documentation update for CONFIG_PROVE_RCU security: Apply lockdep-based checking to rcu_dereference() uses idr: Apply lockdep-based diagnostics to rcu_dereference() uses radix-tree: Disable RCU lockdep checking in radix tree vfs: Abstract rcu_dereference_check for files-fdtable use ...
2010-02-28Merge branches 'core-ipi-for-linus', 'core-locking-for-linus', ↵Linus Torvalds
'tracing-fixes-for-linus', 'x86-debug-for-linus', 'x86-doc-for-linus', 'x86-gpu-for-linus' and 'x86-rlimit-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip * 'core-ipi-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: generic-ipi: Optimize accesses by using DEFINE_PER_CPU_SHARED_ALIGNED for IPI data * 'core-locking-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: plist: Fix grammar mistake, and c-style mistake * 'tracing-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: kprobes: Add mcount to the kprobes blacklist * 'x86-debug-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: x86_64: Print modules like i386 does * 'x86-doc-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: x86: Put 'nopat' in kernel-parameters * 'x86-gpu-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: x86-64: Allow fbdev primary video code * 'x86-rlimit-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: x86: Use helpers for rlimits
2010-02-27Merge branch 'for-linus' of git://git390.marist.edu/pub/scm/linux-2.6Linus Torvalds
* 'for-linus' of git://git390.marist.edu/pub/scm/linux-2.6: (35 commits) [S390] time: remove unused code [S390] zcore: Add prefix registers to dump header [S390] correct vdso version string [S390] add support for compressed kernels [S390] Define new s390 ELF note sections in elf.h [S390] codepage conversion of kernel parameter line [S390] seq_file: convert drivers/s390/ [S390] add z9-ec/z10 instruction to kernel disassembler [S390] dasd: correct offline processing [S390] dasd: fix refcounting. [S390] dasd: fix online/offline race [S390] use kprobes_built_in() in mm/fault code [S390] bug: use relative pointers in bug table entries [S390] Cleanup struct _lowcore usage and defines. [S390] free_initmem: reduce code duplication [S390] Replace ENOTSUPP usage with EOPNOTSUPP [S390] spinlock: check virtual cpu running status [S390] sysinfo: fix SYSIB 3,2,2 structure [S390] add MACHINE_IS_LPAR flag [S390] qdio: optimize cache line usage of struct qdio_irq ...
2010-02-27Merge git://git.kernel.org/pub/scm/linux/kernel/git/brodo/pcmcia-2.6Linus Torvalds
* git://git.kernel.org/pub/scm/linux/kernel/git/brodo/pcmcia-2.6: (49 commits) pcmcia: validate late-added resources pcmcia: allow for extension of resource interval pcmcia: remove useless msleep in ds.c pcmcia: use read_cis_mem return value pcmcia: handle error in serial_cs config calls pcmcia: add locking to pcmcia_{read,write}_cis_mem pcmcia: avoid prod_id memleak pcmcia: avoid sysfs-related lockup for cardbus pcmcia: use state machine for extended requery pcmcia: delay re-scanning and re-querying of PCMCIA bus pcmcia: use pccardd to handle eject, insert, suspend and resume requests pcmcia: use ops_mutex for rsrc_{mgr,nonstatic} locking pcmcia: use mutex for dynid lock pcmcia: assert locking to struct pcmcia_device pcmcia: add locking documentation pcmcia: simplify locking pcmcia: add locking to struct pcmcia_socket->pcmcia_state() pcmcia: protect s->device_count pcmcia: properly lock skt->irq, skt->irq_mask pcmcia: lock ops->set_socket ...
2010-02-27Merge branch 'next' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc * 'next' of git://git.kernel.org/pub/scm/linux/kernel/git/benh/powerpc: (88 commits) powerpc: Fix lwsync feature fixup vs. modules on 64-bit powerpc: Convert pmc_owner_lock to raw_spinlock powerpc: Convert die.lock to raw_spinlock powerpc: Convert tlbivax_lock to raw_spinlock powerpc: Convert mpic locks to raw_spinlock powerpc: Convert pmac_pic_lock to raw_spinlock powerpc: Convert big_irq_lock to raw_spinlock powerpc: Convert feature_lock to raw_spinlock powerpc: Convert i8259_lock to raw_spinlock powerpc: Convert beat_htab_lock to raw_spinlock powerpc: Convert confirm_error_lock to raw_spinlock powerpc: Convert ipic_lock to raw_spinlock powerpc: Convert native_tlbie_lock to raw_spinlock powerpc: Convert beatic_irq_mask_lock to raw_spinlock powerpc: Convert nv_lock to raw_spinlock powerpc: Convert context_lock to raw_spinlock powerpc/85xx: Add NOR, LEDs and PIB support for MPC8568E-MDS boards powerpc/86xx: Enable VME driver on the GE SBC610 powerpc/86xx: Enable VME driver on the GE PPC9A powerpc/86xx: Add MSI section to GE PPC9A DTS ...
2010-02-27rcu: Make non-RCU_PROVE_LOCKING rcu_read_lock_sched_held() understand bootPaul E. McKenney
Before the scheduler starts, all tasks are non-preemptible by definition. So, during that time, rcu_read_lock_sched_held() needs to always return "true". This patch makes that be so for RCU_PROVE_LOCKING=n. Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Cc: laijs@cn.fujitsu.com Cc: dipankar@in.ibm.com Cc: mathieu.desnoyers@polymtl.ca Cc: josh@joshtriplett.org Cc: dvhltc@us.ibm.com Cc: niv@us.ibm.com Cc: peterz@infradead.org Cc: rostedt@goodmis.org Cc: Valdis.Kletnieks@vt.edu Cc: dhowells@redhat.com LKML-Reference: <1267231138-27856-2-git-send-email-paulmck@linux.vnet.ibm.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
2010-02-26Merge branch 'for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/rafael/suspend-2.6 * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/suspend-2.6: PM / Hibernate: Fix preallocating of memory PM / Hibernate: Remove swsusp.c finally PM / Hibernate: Remove trailing space in message PM: Allow SCSI devices to suspend/resume asynchronously PM: Allow USB devices to suspend/resume asynchronously USB: implement non-tree resume ordering constraints for PCI host controllers PM: Allow PCI devices to suspend/resume asynchronously PM / Hibernate: Swap, remove useless check from swsusp_read() PM / Hibernate: Really deprecate deprecated user ioctls PM: Allow device drivers to use dpm_wait() PM: Start asynchronous resume threads upfront PM: Add facility for advanced testing of async suspend/resume PM: Add a switch for disabling/enabling asynchronous suspend/resume PM: Asynchronous suspend and resume of devices PM: Add parent information to timing messages PM: Document device power attributes in sysfs PM / Runtime: Add sysfs switch for disabling device run-time PM
2010-02-26Merge branch 'v4l_for_linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6 * 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6: (362 commits) V4L-DVB: cx88-dvb: remove extra attribution for core V4L/DVB: v4l: soc_camera: fix bound checking of mbus_fmt[] index V4L/DVB: Add support for SMT7020 to cx88 V4L/DVB: radio-si470x: Use UTF-8 encoding on a comment V4L/DVB: MAINTAINERS: Telegent tlg2300 section fix V4L/DVB: gspca_stv06xx: Add support for camera button V4L/DVB: gspca_ov519: add support for the button on ov511 based cams V4L/DVB: gspca_ov519: Add support for the button on ov518 based cams V4L/DVB: gspca_ov519: add support for the button on ov519 based cams V4L/DVB: gspca_main: Fix a compile error when CONFIG_INPUT is not set V4L/DVB: gspca_main: some input error handling fixes V4L/DVB: gspca_main: Allow use of input device creation code for non int. inputs V4L/DVB: gspca_pac7302: much improved exposure control V4L/DVB: gspca_sonixb: Make sonixb driver handle pas106 and pas202 cameras V4L/DVB: gspca_sonixb: pas106: fixup bright ctrl and add gain and exposure ctrls V4L/DVB: Documentation: gspca.txt: update known mr97310a cams V4L/DVB: gspca_mr97310a: add support for the Sakar 1638x CyberPix V4L/DVB: gscpa_sonixb: limit ov7630 max framerate at 640x480 V4L/DVB: gspca_sonixb: pas202: fixup brightness ctrl and add gain and exposure ctrls V4L/DVB: gscpa_sonixb: Differentiate between sensors with a coarse and fine expo ctrl ...
2010-02-26Merge git://git.kernel.org/pub/scm/linux/kernel/git/jejb/xfs-viptLinus Torvalds
* git://git.kernel.org/pub/scm/linux/kernel/git/jejb/xfs-vipt: xfs: fix xfs to work with Virtually Indexed architectures sh: add mm API for DMA to vmalloc/vmap areas arm: add mm API for DMA to vmalloc/vmap areas parisc: add mm API for DMA to vmalloc/vmap areas mm: add coherence API for DMA to vmalloc/vmap areas
2010-02-26Merge git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6Linus Torvalds
* git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi-misc-2.6: (158 commits) [SCSI] Fix printing of failed 32-byte commands [SCSI] Fix printing of variable length commands [SCSI] libsrp: fix bug in ADDITIONAL CDB LENGTH interpretation [SCSI] scsi_dh_alua: Add IBM Power Virtual SCSI ALUA device to dev list [SCSI] scsi_dh_alua: add netapp to dev list [SCSI] qla2xxx: Update version number to 8.03.02-k1. [SCSI] qla2xxx: EEH: Restore PCI saved state during pci slot reset. [SCSI] qla2xxx: Add firmware ETS burst support. [SCSI] qla2xxx: Correct loop-resync issues during SNS scans. [SCSI] qla2xxx: Correct use-after-free issue in terminate_rport_io callback. [SCSI] qla2xxx: Correct EH bus-reset handling. [SCSI] qla2xxx: Proper clean-up of BSG requests when request times out. [SCSI] qla2xxx: Initialize payload receive length in failure path of vendor commands [SCSI] fix duplicate removal on error path in scsi_sysfs_add_sdev [SCSI] fix refcounting bug in scsi_get_host_dev [SCSI] fix memory leak in scsi_report_lun_scan [SCSI] lpfc: correct PPC build failure [SCSI] raid_class: add raid1e [SCSI] mpt2sas: Do not call sas_is_tlr_enabled for RAID volumes. [SCSI] zfcp: Introduce header file for qdio structs and inline functions ...
2010-02-26Merge git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6Linus Torvalds
* git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6: (187 commits) sh: remove dead LED code for migo-r and ms7724se sh: ecovec build fix for CONFIG_I2C=n sh: ecovec r-standby support sh: ms7724se r-standby support sh: SH-Mobile R-standby register save/restore clocksource: Fix up a registration/IRQ race in the sh drivers. sh: ms7724: modify scan_timing for KEYSC sh: ms7724: Add sh_sir support sh: mach-ecovec24: Add sh_sir support sh: wire up SET/GET_UNALIGN_CTL. sh: allow alignment fault mode to be configured at kernel boot. sh: sh7724: Update FSI/SPU2 clock sh: always enable sh7724 vpu_clk and set to 166MHz on Ecovec sh: add sh7724 kick callback to clk_div4_table sh: introduce struct clk_div4_table sh: clock-cpg div4 set_rate() shift fix sh: Turn on speculative return for SH7785 and SH7786 sh: Merge legacy and dynamic PMB modes. sh: Use uncached I/O helpers in PMB setup. sh: Provide uncached I/O helpers. ...
2010-02-26Merge git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6Linus Torvalds
* git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: (31 commits) crypto: aes_generic - Fix checkpatch errors crypto: fcrypt - Fix checkpatch errors crypto: ecb - Fix checkpatch errors crypto: des_generic - Fix checkpatch errors crypto: deflate - Fix checkpatch errors crypto: crypto_null - Fix checkpatch errors crypto: cipher - Fix checkpatch errors crypto: crc32 - Fix checkpatch errors crypto: compress - Fix checkpatch errors crypto: cast6 - Fix checkpatch errors crypto: cast5 - Fix checkpatch errors crypto: camellia - Fix checkpatch errors crypto: authenc - Fix checkpatch errors crypto: api - Fix checkpatch errors crypto: anubis - Fix checkpatch errors crypto: algapi - Fix checkpatch errors crypto: blowfish - Fix checkpatch errors crypto: aead - Fix checkpatch errors crypto: ablkcipher - Fix checkpatch errors crypto: pcrypt - call the complete function on error ...
2010-02-26[S390] Define new s390 ELF note sections in elf.hMichael Holzheu
S390 ELF core dump currently only contains the PSW, the general purpose registers, the floating point registers and the access registers stored in PRSTATUS/PRFPREG note sections. For analyzing s390 kernel problems additional registers are important. In order to be able to include these registers to a kernel ELF core dump, this patch adds the following five new note sections to elf.h: * NT_S390_TIMER: S390 timer register * NT_S390_TODCMP: S390 TOD comparator register * NT_S390_TODPREG: S390 TOD programmable register * NT_S390_CTRS: S390 control registers * NT_S390_PREFIX: S390 prefix register The new note sections have been already defined and accepted in the upstream binutils package. Signed-off-by: Michael Holzheu <holzheu@linux.vnet.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
2010-02-26USB: implement non-tree resume ordering constraints for PCI host controllersAlan Stern
This patch (as1331) adds non-tree ordering constraints needed for proper resume of PCI USB host controllers from hibernation. The main issue is that non-high-speed devices must not be resumed before the high-speed root hub, because it is the ehci_bus_resume() routine which takes care of handing the device connection over to the companion controller. If the device resume is attempted before the handover then the device won't be found and it will be treated as though it had disconnected. The patch adds a new field to the usb_bus structure; for each full/low-speed bus this field will contain a pointer to the companion high-speed bus (if one exists). It is used during normal device resume; if the hs_companion pointer isn't NULL then we wait for the root-hub device on the hs_companion bus. A secondary issue is that an EHCI controlller shouldn't be resumed before any of its companions. On some machines I have observed handovers failing if the companion controller is reinitialized after the handover. Thus, the EHCI resume routine must wait for the companion controllers to be resumed. The patch also fixes a small bug in usb_hcd_pci_probe(); an error path jumps to the wrong label, causing a memory leak. [rjw: Fixed compilation for CONFIG_PM_SLEEP unset.] Signed-off-by: Alan Stern <stern@rowland.harvard.edu> Acked-by: Greg Kroah-Hartman <gregkh@suse.de> Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
2010-02-26PM: Allow device drivers to use dpm_wait()Rafael J. Wysocki
There are some dependencies between devices (in particular, between EHCI USB controllers and their OHCI/UHCI siblings) which are not reflected by the structure of the device tree. With synchronous suspend and resume these dependencies are taken into accout automatically, because the devices in question are always registered in the right order, but to meet these constraints with asynchronous suspend and resume the drivers of these devices will need to use dpm_wait() in their suspend/resume routines, so introduce a helper function allowing them to do that. Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
2010-02-26PM: Add facility for advanced testing of async suspend/resumeRafael J. Wysocki
Add configuration switch CONFIG_PM_ADVANCED_DEBUG for compiling in extra PM debugging/testing code allowing one to access some PM-related attributes of devices from the user space via sysfs. If CONFIG_PM_ADVANCED_DEBUG is set, add sysfs attribute power/async for every device allowing the user space to access the device's power.async_suspend flag and modify it, if desired. Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
2010-02-26PM: Asynchronous suspend and resume of devicesRafael J. Wysocki
Theoretically, the total time of system sleep transitions (suspend to RAM, hibernation) can be reduced by running suspend and resume callbacks of device drivers in parallel with each other. However, there are dependencies between devices such that we're not allowed to suspend the parent of a device before suspending the device itself. Analogously, we're not allowed to resume a device before resuming its parent. The most straightforward way to take these dependencies into accout is to start the async threads used for suspending and resuming devices at the core level, so that async_schedule() is called for each suspend and resume callback supposed to be executed asynchronously. For this purpose, introduce a new device flag, power.async_suspend, used to mark the devices whose suspend and resume callbacks are to be executed asynchronously (ie. in parallel with the main suspend/resume thread and possibly in parallel with each other) and helper function device_enable_async_suspend() allowing one to set power.async_suspend for given device (power.async_suspend is unset by default for all devices). For each device with the power.async_suspend flag set the PM core will use async_schedule() to execute its suspend and resume callbacks. The async threads started for different devices as a result of calling async_schedule() are synchronized with each other and with the main suspend/resume thread with the help of completions, in the following way: (1) There is a completion, power.completion, for each device object. (2) Each device's completion is reset before calling async_schedule() for the device or, in the case of devices with the power.async_suspend flags unset, before executing the device's suspend and resume callbacks. (3) During suspend, right before running the bus type, device type and device class suspend callbacks for the device, the PM core waits for the completions of all the device's children to be completed. (4) During resume, right before running the bus type, device type and device class resume callbacks for the device, the PM core waits for the completion of the device's parent to be completed. (5) The PM core completes power.completion for each device right after the bus type, device type and device class suspend (or resume) callbacks executed for the device have returned. Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
2010-02-26PM / Runtime: Add sysfs switch for disabling device run-time PMRafael J. Wysocki
Add new device sysfs attribute, power/control, allowing the user space to block the run-time power management of the devices. If this attribute is set to "on", the driver of the device won't be able to power manage it at run time (without breaking the rules) and the device will always be in the full power state (except when the entire system goes into a sleep state). Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl> Acked-by: Alan Stern <stern@rowland.harvard.edu>
2010-02-26Merge branch 'linux-next' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci-2.6 * 'linux-next' of git://git.kernel.org/pub/scm/linux/kernel/git/jbarnes/pci-2.6: (48 commits) x86/PCI: Prevent mmconfig memory corruption ACPI: Use GPE reference counting to support shared GPEs x86/PCI: use host bridge _CRS info by default on 2008 and newer machines PCI: augment bus resource table with a list PCI: add pci_bus_for_each_resource(), remove direct bus->resource[] refs PCI: read bridge windows before filling in subtractive decode resources PCI: split up pci_read_bridge_bases() PCIe PME: use pci_pcie_cap() PCI PM: Run-time callbacks for PCI bus type PCIe PME: use pci_is_pcie() PCI / ACPI / PM: Platform support for PCI PME wake-up ACPI / ACPICA: Multiple system notify handlers per device ACPI / PM: Add more run-time wake-up fields ACPI: Use GPE reference counting to support shared GPEs PCI PM: Make it possible to force using INTx for PCIe PME signaling PCI PM: PCIe PME root port service driver PCI PM: Add function for checking PME status of devices PCI: mark is_pcie obsolete PCI: set PCI_PREF_RANGE_TYPE_64 in pci_bridge_check_ranges PCI: pciehp: second try to get big range for pcie devices ...
2010-02-26V4L/DVB: tuner-types: Add Sony BTF-Pxn01Z tuner type used on GigaPocket cardsAndy Walls
Sony makes custome tuners for its GigaPocket line of ivtv based capture cards. This adds an entry to the tuner-types list for such tuners. Parameters are based on experiments by Eric Anderson <rico99@sbcglobal.net>. Signed-off-by: Andy Walls <awalls@radix.net> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-02-26V4L/DVB: V4L - vpfe capture - vpss driver enhancements for DM365Murali Karicheri
Enhancements to support DM365 ISP5 and VPSS module configuration. Also cleaned up the driver by removing redundant variables. Reviewed-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Murali Karicheri <mkaricheri@gmail.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-02-26V4L/DVB: V4L - vpfe capture - header files for ISIF driverMurali Karicheri
This is the header file for ISIF driver on DM365. ISIF driver is equivalent to CCDC driver on DM355 and DM644x. This driver is tested for YUV capture from TVP514x driver. This patch contains the header files required for this driver. Reviewed-by: Nori, Sekhar <nsekhar@ti.com> Reviewed-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Murali Karicheri <mkaricheri@gmail.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-02-26V4L/DVB: saa7115: fix saa7111a supportHans Verkuil
When the saa7111 driver was merged into saa7115 several bugs were introduced, in particular with the saa7111a support as is used in the mxb.c driver. This patch fixes the saa7111a support. This was tested with the mxb driver. Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-02-26V4L/DVB: saa7146_vv: fix regression where v4l2_device was registered too lateHans Verkuil
v4l2_device_register needs to be called before the i2c subdevs are loaded. However, it was called afterwards in the saa7146 driver. This caused an oops when loading the mxb and hexium drivers. The vv_init function is now split into two: one registers the v4l2_device, the other does the rest of the initialization. The three drivers that depend on this have been updated to call the new vv_devinit function. Thanks to Michael Hunold for reporting this. Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-02-26V4L/DVB: Add an entry for Kworld 315U remoteFranklin Meng
Signed-off-by: Franklin Meng <fmeng2002@yahoo.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-02-26V4L/DVB: Definitions for TVP7002 in DM365Santiago Nunez-Corrales
This patch provides the required definitions for the TVP7002 driver in DM365. Signed-off-by: Santiago Nunez-Corrales <santiago.nunez@ridgerun.com> Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-02-26V4L/DVB: Support for TVP7002 in v4l2 definitionsSantiago Nunez-Corrales
This patch provides required chip identification definitions within v4l2. Included only definitions for TVP7002. Signed-off-by: Santiago Nunez-Corrales <santiago.nunez@ridgerun.com> Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-02-26soc-camera: add support for VIDIOC_S_PARM and VIDIOC_G_PARM ioctlsGuennadi Liakhovetski
Just pass VIDIOC_S_PARM and VIDIOC_G_PARM down to host drivers. So far no special handling in soc-camera core. Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-02-26soc-camera: ov772x: Modify buswidth controlKuninori Morimoto
This patch removes "buswidth" struct member, and sets the default buswidth to the natively supported 10 bit. You can select 8 bit buswidth by new flag. This patch also modify ap325rxa/migor setup.c Signed-off-by: Kuninori Morimoto <morimoto.kuninori@renesas.com> Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-02-26tw9910: use TABs for indentationGuennadi Liakhovetski
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-02-26V4L/DVB: radio: Add radio-timbRichard Röjfors
This patch add supports for the radio system on the Intel Russellville board. It's a In-Vehicle Infotainment board with a radio tuner and DSP. This umbrella driver has the DSP and tuner as V4L2 subdevs and calls them when needed. Signed-off-by: Richard Röjfors <richard.rojfors@pelagicore.com> Reviewed-by: Hans Verkuil <hverkuil@xs4all.nl> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-02-26V4L/DVB: radio: add support for SAA7706H Car Radio DSPRichard Röjfors
Initial support for the SAA7706H Car Radio DSP. It is a I2C device and currently the mute control is supported. When the device is unmuted it is brought out of reset and initiated using the proposed intialisation sequence. When muted the DSP is brought into reset state. [akpm@linux-foundation.org: include delay.h] Signed-off-by: Richard Röjfors <richard.rojfors@pelagicore.com> Cc: Douglas Schilling Landgraf <dougsland@gmail.com> Cc: Hans Verkuil <hverkuil@xs4all.nl> Cc: Randy Dunlap <randy.dunlap@oracle.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-02-26V4L/DVB: em28xx: fix for "Leadtek winfast tv usbii deluxe"Magnus Alm
fix Video/Sound support "Leadtek winfast tv usbii deluxe". Now, it is working Stereo, IR, Radio, TV, Svideo and Composite. Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-02-26V4L/DVB: cx25840, v4l2-subdev, ivtv, pvrusb2: Fix ivtv/cx25840 tinny audioAndy Walls
This change attempts to fix the ivtv tinny audio problem by keeping digitizer to encoder audio clocks running, while disabling the video clocks as needed to avoid unpredictable PCI bus hangs. To accomplish this, for the cx25840 module enabling of audio streaming had to be separated from enabling video streaming, requiring an additional v4l2_subdev_audio_op and calls to this new op in the pvrusb2 and ivtv drivers. The cx231xx and cx23885 driver use the cx25840 module for affecting only video on s_stream calls, so those drivers needed no change. The CX23418 hardware does not exhibit either the tinny audio problem nor the PCI bus hang, so the cx18 driver did not need corresponding changes. CX2341[56] based cards that are not using the CX2584x family of chips do not seem to be affected by the tinny audio problem, and this change should not affect how they are configured. It will delay their first capture by starting by another 300 msec though. Many thanks go to Argus <pthorn-ivtvd@styx2002.no-ip.org> and Martin Dauskardt <martin.dauskardt@gmx.de> whose persistent testing and investigation of this problem will hopefully fix this problem once and for all for many ivtv users. Reported-by: Martin Dauskardt <martin.dauskardt@gmx.de> Reported-by: Argus <pthorn-ivtvd@styx2002.no-ip.org> Signed-off-by: Andy Walls <awalls@radix.net> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-02-26V4L/DVB (14003): gspca_cpai1: New gspca subdriver for CPIA CPiA version 1 camsHans de Goede
This new driver supports USB PIA CPiA version 1 cams, replacing the old v4l1 driver. Signed-off-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-02-26V4L/DVB (13992): gspca_sn9c2028: New gspca subdriverTheodore Kilgore
New gspca subdriver adding support for SN9C2028 dual-mode cameras. Signed-off-by: Theodore Kilgore <kilgota@banach.math.auburn.edu> Signed-off-by: Hans de Goede <hdegoede@redhat.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-02-26V4L/DVB (13833): ir-core: some functions can be staticMauro Carvalho Chehab
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-02-26V4L/DVB (13680): ir: use unsigned long instead of enumMauro Carvalho Chehab
When preparing the linux-next patches, I got those errors: include/media/ir-core.h:29: warning: left shift count >= width of type In file included from include/media/ir-common.h:29, from drivers/media/video/ir-kbd-i2c.c:50: drivers/media/video/ir-kbd-i2c.c: In function ‘ir_probe’: drivers/media/video/ir-kbd-i2c.c:324: warning: left shift count >= width of type Unfortunately, enum is 32 bits on i386. As we define IR_TYPE_OTHER as 1<<63, it won't work on non 64 bits arch. Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-02-26V4L/DVB (13635): ir-core: Implement protocol table type readingMauro Carvalho Chehab
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-02-26V4L/DVB (13634): ir-core: allow passing IR device parameters to ir-coreMauro Carvalho Chehab
Adds an structure to ir_input_register to contain IR device characteristics, like supported protocols and a callback to handle protocol event changes. Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-02-26V4L/DVB (13633): ir-core: create a new class for remote controllersMauro Carvalho Chehab
Add sysfs skeleton to export remote controller information via /sys/class/irrcv. For now, the code doesn't do much. It just exports an attribute that is meant to report and control the IR protocol used by the keytable. However, the callbacks for this new attribute weren't set yet. Also, it lacks symlinks to the used event interface. Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
2010-02-26rcu: Make rcu_read_lock_sched_held() take boot time into accountPaul E. McKenney
Before the scheduler starts, all tasks are non-preemptible by definition. So, during that time, rcu_read_lock_sched_held() needs to always return "true". This patch makes that be so. Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Cc: laijs@cn.fujitsu.com Cc: dipankar@in.ibm.com Cc: mathieu.desnoyers@polymtl.ca Cc: josh@joshtriplett.org Cc: dvhltc@us.ibm.com Cc: niv@us.ibm.com Cc: peterz@infradead.org Cc: rostedt@goodmis.org Cc: Valdis.Kletnieks@vt.edu Cc: dhowells@redhat.com LKML-Reference: <1267135607-7056-2-git-send-email-paulmck@linux.vnet.ibm.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
2010-02-26Merge commit 'origin/master' into nextBenjamin Herrenschmidt
Manual merge of: drivers/char/hvc_console.c drivers/char/hvc_console.h
2010-02-25Merge branch 'next-devicetree' of git://git.secretlab.ca/git/linux-2.6Linus Torvalds
* 'next-devicetree' of git://git.secretlab.ca/git/linux-2.6: (41 commits) of: remove undefined request_OF_resource & release_OF_resource of/sparc: Remove sparc-local declaration of allnodes and devtree_lock of: move definition of of_chosen into common code. of: remove unused extern reference to devtree_lock of: put default string compare and #a/s-cell values into common header of/flattree: Don't assume HAVE_LMB of: protect linux/of.h with CONFIG_OF proc_devtree: fix THIS_MODULE without module.h of: Remove old and misplaced function declarations of/flattree: Make the kernel accept ePAPR style phandle information of/flattree: endian-convert members of boot_param_header of: assume big-endian properties, adding conversions where necessary of: use __be32 for cell value accessors of/flattree: use OF_ROOT_NODE_{SIZE,ADDR}_CELLS DEFAULT for fdt parsing of/flattree: use callback to setup initrd from /chosen proc_devtree: include linux/of.h of: make set_node_proc_entry private to proc_devtree.c of: include linux/proc_fs.h of/flattree: merge early_init_dt_scan_memory() common code of: add 'of_' prefix to machine_is_compatible() ...
2010-02-25Merge branch 'next-spi' of git://git.secretlab.ca/git/linux-2.6Linus Torvalds
* 'next-spi' of git://git.secretlab.ca/git/linux-2.6: (31 commits) spi: Correct SPI clock frequency setting in spi_mpc8xxx spi/spi_s3c64xx.c: Fix continuation line formats spi/dw_spi: Fix dw_spi_mmio to depend on HAVE_CLK spi/dw_spi: Allow dw_spi.c to be a module spi/dw_spi: mmio code style fixups Memory-mapped dw_spi driver spi/dw_spi: fix missing export of dw_spi_remove_host spi/dw_spi: conditional transfer mode changes spi/dw_spi: remove conditional from 'poll_transfer'. spi/dw_spi: fixed a spelling typo in a warning message. spi/dw_spi: add return value to empty mrst_spi_debugfs_init() spi/dw_spi: enable platform specific chipselect. spi/dw_spi: add a FIFO depth detection spi/dw_spi: fix __init/__devinit section mismatch spi: xilinx_spi: Fix up I/O routine wrapping bogosity. spi/spi_imx: add device information by switching pr_debug() to dev_dbg() spi: update MSIOF includes spi/dw_spi: refine the IRQ mode working flow spi/dw_spi: add a missed dw_spi_remove_host() in exit sequence spi/dw_spi: bug fix in wait_till_not_busy() ...
2010-02-25Merge branch 'for-linus' of ↵Linus Torvalds
git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid * 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/hid: (41 commits) HID: usbhid: initialize interface pointers early enough HID: extend mask for BUTTON usage page HID: hid-ntrig: Single touch mode tap HID: hid-ntrig: multitouch cleanup and fix HID: n-trig: remove unnecessary tool switching HID: hid-ntrig add multi input quirk and clean up HID: usbhid: introduce timeout for stuck ctrl/out URBs HID: magicmouse: coding style and probe failure fixes HID: remove MODULE_VERSION from new drivers HID: fix up Kconfig entry for MagicMouse HID: add a device driver for the Apple Magic Mouse. HID: Export hid_register_report HID: Support for MosArt multitouch panel HID: add pressure support for the Stantum multitouch panel HID: fixed bug in single-touch emulation on the stantum panel HID: fix typo in error message HID: add mapping for "AL Network Chat" usage HID: use multi input quirk for TouchPack touchscreen HID: make full-fledged hid-bus drivers properly selectable HID: make Wacom modesetting failures non-fatal ...
2010-02-25Merge branches 'upstream', 'raw_report_modifications' and ↵Jiri Kosina
'apple_magic_mouse' into for-linus Conflicts: drivers/hid/Kconfig
2010-02-25Merge git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-for-linusLinus Torvalds
* git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-for-linus: (44 commits) Add MAINTAINERS entry for virtio_console virtio: console: Fill ports' entire in_vq with buffers virtio: console: Error out if we can't allocate buffers for control queue virtio: console: Add ability to remove module virtio: console: Ensure no memleaks in case of unused buffers virtio: console: show error message if hvc_alloc fails for console ports virtio: console: Add debugfs files for each port to expose debug info virtio: console: Add ability to hot-unplug ports virtio: console: Handle port hot-plug virtio: console: Remove cached data on port close virtio: console: Register with sysfs and create a 'name' attribute for ports virtio: console: Ensure only one process can have a port open at a time virtio: console: Add file operations to ports for open/read/write/poll virtio: console: Associate each port with a char device virtio: console: Prepare for writing to userspace buffers virtio: console: Add a new MULTIPORT feature, support for generic ports virtio: console: Introduce a send_buf function for a common path for sending data to host virtio: console: Introduce function to hand off data from host to readers virtio: console: Separate out find_vqs operation into a different function virtio: console: Separate out console init into a new function ...
2010-02-25rcu: Accelerate grace period if last non-dynticked CPUPaul E. McKenney
Currently, rcu_needs_cpu() simply checks whether the current CPU has an outstanding RCU callback, which means that the last CPU to go into dyntick-idle mode might wait a few ticks for the relevant grace periods to complete. However, if all the other CPUs are in dyntick-idle mode, and if this CPU is in a quiescent state (which it is for RCU-bh and RCU-sched any time that we are considering going into dyntick-idle mode), then the grace period is instantly complete. This patch therefore repeatedly invokes the RCU grace-period machinery in order to force any needed grace periods to complete quickly. It does so a limited number of times in order to prevent starvation by an RCU callback function that might pass itself to call_rcu(). However, if any CPU other than the current one is not in dyntick-idle mode, fall back to simply checking (with fix to bug noted by Lai Jiangshan). Also, take advantage of last grace-period forcing, the opportunity to do so noted by Steve Rostedt. And apply simplified #ifdef condition suggested by Frederic Weisbecker. Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Cc: laijs@cn.fujitsu.com Cc: dipankar@in.ibm.com Cc: mathieu.desnoyers@polymtl.ca Cc: josh@joshtriplett.org Cc: dvhltc@us.ibm.com Cc: niv@us.ibm.com Cc: peterz@infradead.org Cc: rostedt@goodmis.org Cc: Valdis.Kletnieks@vt.edu Cc: dhowells@redhat.com LKML-Reference: <1266887105-1528-15-git-send-email-paulmck@linux.vnet.ibm.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
2010-02-25vfs: Abstract rcu_dereference_check for files-fdtable usePaul E. McKenney
Create an rcu_dereference_check_fdtable() that encapsulates the rcu_dereference_check() condition for fcheck_files() use. This has the beneficial side-effect of getting rid of a very long line. Suggested-by: Peter Zijlstra <peterz@infradead.org> Signed-off-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com> Cc: laijs@cn.fujitsu.com Cc: dipankar@in.ibm.com Cc: mathieu.desnoyers@polymtl.ca Cc: josh@joshtriplett.org Cc: dvhltc@us.ibm.com Cc: niv@us.ibm.com Cc: peterz@infradead.org Cc: rostedt@goodmis.org Cc: Valdis.Kletnieks@vt.edu Cc: dhowells@redhat.com LKML-Reference: <1266887105-1528-9-git-send-email-paulmck@linux.vnet.ibm.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>