- 12 Aug, 2013 5 commits
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Takashi Iwai authored
We've added a fake mute control (setting the amp volume to zero) for CX5051 at commit [3868137e: ALSA: hda - Add a fake mute feature], but this feature was overlooked in the generic parser implementation. Now the driver lacks of mute controls on these codecs. The fix is just to check both AC_AMPCAP_MUTE and AC_AMPCAP_MIN_MUTE bits in each place checking the amp capabilities. Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=59001 Cc: <stable@vger.kernel.org> [v3.9+] Signed-off-by: Takashi Iwai <tiwai@suse.de>
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Clemens Ladisch authored
Commit aafe77cc (ALSA: usb-audio: add support for many Roland/Yamaha devices) had several logic errors that prevented create_auto_midi_quirk from enumerating any MIDI ports. Reported-by: Keith A. Milner <maillist@superlative.org> Signed-off-by: Clemens Ladisch <clemens@ladisch.de> Signed-off-by: Takashi Iwai <tiwai@suse.de>
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Torsten Schenk authored
Patch makes midi output buffer DMA-able by allocating it separately. Signed-off-by: Torsten Schenk <torsten.schenk@zoho.com> Cc: <stable@vger.kernel.org> Signed-off-by: Takashi Iwai <tiwai@suse.de>
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Torsten Schenk authored
Patch makes pcm buffers DMA-able by allocating each one separately. Signed-off-by: Torsten Schenk <torsten.schenk@zoho.com> Cc: <stable@vger.kernel.org> Signed-off-by: Takashi Iwai <tiwai@suse.de>
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Takashi Iwai authored
Correct the pins for a line-in and a headphone on LG LW25 laptop with ALC880 codec. Other pins seem fine. Reported-and-tested-by: Joonas Saarinen <jonskunator@gmail.com> Cc: <stable@vger.kernel.org> [v3.9+] Signed-off-by: Takashi Iwai <tiwai@suse.de>
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- 08 Aug, 2013 1 commit
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Clemens Ladisch authored
The driver used to assume that the streaming endpoint's wMaxPacketSize value would be an indication of how much data the endpoint expects or sends, and compute the number of packets per URB using this value. However, the Focusrite Scarlett 2i4 declares a value of 1024 bytes, while only about 88 or 44 bytes are be actually used. This discrepancy would result in URBs with far too few packets, which would not work correctly on the EHCI driver. To get correct URBs, use wMaxPacketSize only as an upper limit on the packet size. Reported-by: James Stone <jamesmstone@gmail.com> Tested-by: James Stone <jamesmstone@gmail.com> Cc: <stable@vger.kernel.org> # 2.6.35+ Signed-off-by: Clemens Ladisch <clemens@ladisch.de> Signed-off-by: Takashi Iwai <tiwai@suse.de>
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- 07 Aug, 2013 1 commit
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Jussi Kivilinna authored
Patch fixes 6fire not to use stack as URB transfer_buffer. URB buffers need to be DMA-able, which stack is not. Furthermore, transfer_buffer should not be allocated as part of larger device structure because DMA coherency issues and patch fixes this issue too. Cc: stable@vger.kernel.org Signed-off-by: Jussi Kivilinna <jussi.kivilinna@iki.fi> Tested-by: Torsten Schenk <torsten.schenk@zoho.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
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- 02 Aug, 2013 1 commit
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Takashi Iwai authored
A fixup for Apple Mac Mini was lost during the adaption to the generic parser because the fallback for the generic ID 8384:7680 was dropped, and it resulted in the silence output (and maybe other problems). Unfortunately, just adding the missing subsystem ID wasn't enough, in this case. The subsystem ID of this machine is 0000:0100 (what Apple thought...?), and since snd_hda_pick_fixup() doesn't take the vendor id zero into account, the driver ignored this entry. Now it's fixed to regard the vendor id zero as a valid value. Reported-and-tested-by: Linus Torvalds <torvalds@linux-foundation.org> Cc: <stable@vger.kernel.org> [v3.9+] Signed-off-by: Takashi Iwai <tiwai@suse.de>
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- 01 Aug, 2013 1 commit
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Takashi Iwai authored
Merge tag 'asoc-v3.11-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus ASoC: Fixes for v3.11 A fix to make sure userspace knows when control writes have caused a change in value, fixing some UIs, plus a few few driver fixes mainly cleaning up issues from recent refactorings on less mainstream platforms.
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- 31 Jul, 2013 5 commits
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Mark Brown authored
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Mark Brown authored
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Mark Brown authored
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Dimitris Papastamos authored
If kzalloc() fails for `img' then we are going to leak the memory for `out'. We are freeing the memory of all the tx/rx transfers but the tx/rx buf pointers will be NULL if we drop out earlier. Signed-off-by: Dimitris Papastamos <dp@opensource.wolfsonmicro.com> Signed-off-by: Mark Brown <broonie@linaro.org>
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Ralf Baechle authored
d8b51c11 [ASoC: ac97c: Use module_platform_driver()] broke the build: CC sound/soc/au1x/ac97c.o /home/ralf/src/linux/upstream-sfr/sound/soc/au1x/ac97c.c:344:1: error: expected identifier or ‘(’ before ‘&’ token /home/ralf/src/linux/upstream-sfr/sound/soc/au1x/ac97c.c:344:1: error: pasting "__initcall_" and "&" does not give a valid preprocessing token /home/ralf/src/linux/upstream-sfr/sound/soc/au1x/ac97c.c:344:1: error: expected ‘=’, ‘,’, ‘;’, ‘asm’ or ‘__attribute__’ before ‘&’ token /home/ralf/src/linux/upstream-sfr/sound/soc/au1x/ac97c.c:344:1: error: expected identifier or ‘(’ before ‘&’ token /home/ralf/src/linux/upstream-sfr/sound/soc/au1x/ac97c.c:344:1: error: pasting "__exitcall_" and "&" does not give a valid preprocessing token /home/ralf/src/linux/upstream-sfr/sound/soc/au1x/ac97c.c:344:1: error: expected ‘=’, ‘,’, ‘;’, ‘asm’ or ‘__attribute__’ before ‘&’ token /home/ralf/src/linux/upstream-sfr/sound/soc/au1x/ac97c.c:334:31: warning: ‘au1xac97c_driver’ defined but not used [-Wunused-variable] make[5]: *** [sound/soc/au1x/ac97c.o] Error 1 make[4]: *** [sound/soc/au1x] Error 2 make[3]: *** [sound/soc] Error 2 Signed-off-by: Ralf Baechle <ralf@linux-mips.org> Signed-off-by: Mark Brown <broonie@linaro.org>
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- 30 Jul, 2013 1 commit
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Lars-Peter Clausen authored
If CONFIG_SND_BF5XX_HAVE_COLD_RESET is enabled building the blackfin ac97 driver fails with the following compile error: sound/soc/blackfin/bf5xx-ac97.c: In function ‘asoc_bfin_ac97_probe’: sound/soc/blackfin/bf5xx-ac97.c:297: error: expected ‘;’ before ‘{’ token sound/soc/blackfin/bf5xx-ac97.c:302: error: label ‘gpio_err’ used but not defined The issue was introduced in commit 6dab2fd7 ("ASoC: bf5xx-ac97: Convert to devm_gpio_request_one()"). Signed-off-by: Lars-Peter Clausen <lars@metafoo.de> Signed-off-by: Mark Brown <broonie@linaro.org>
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- 29 Jul, 2013 6 commits
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Mark Brown authored
As part of the multiplatform refactoring for AC'97 the AC'97 bus ops were staticised meaning that the prototype (which was never needed) conflicts with the declaration causing build failures. Signed-off-by: Mark Brown <broonie@linaro.org> Acked-by: Lars-Peter Clausen <lars@metafoo.de>
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Vinod Koul authored
the return value of SNDRV_COMPRESS_VERSION always return default -ENOTTY as the return value was never updated for this call assign return value from put_user() Reported-by: Haynes <hgeorge@codeaurora.org> CC: stable@vger.kernel.org Signed-off-by: Vinod Koul <vinod.koul@intel.com> Signed-off-by: Takashi Iwai <tiwai@suse.de>
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Linus Torvalds authored
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Linus Torvalds authored
Merge tag 'pinctrl-for-v3.11-2' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl Pull pin control fixes from Linus Walleij: - Driver fixes for AM33xx, SIRF and PFC pin controllers - Fix a compile warning from the pinctrl single-register driver - Fix a little nasty memory leak * tag 'pinctrl-for-v3.11-2' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl: pinctrl: fix a memleak when freeing maps pinctrl: pinctrl-single: fix compile warning when no CONFIG_PM pinctrl: sh-pfc: fix SDHI0 VccQ regulator on sh73a0 with DT arm/dts: sirf: fix the pingroup name mismatch between drivers and dts pinctrl: sirf: add usp0_uart_nostreamctrl pin group for usp-uart without flowctrl pinctrl: sirf: fix the pin number and mux bit for usp0 pinctrl: am33xx dt binding: correct include path
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Linus Torvalds authored
Merge tag 'trace-fixes-3.11-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace Pull tracing fixes from Steven Rostedt: "Oleg is working on fixing a very tight race between opening a event file and deleting that event at the same time (both must be done as root). I also found a bug while testing Oleg's patches which has to do with a race with kprobes using the function tracer. There's also a deadlock fix that was introduced with the previous fixes" * tag 'trace-fixes-3.11-rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace: tracing: Remove locking trace_types_lock from tracing_reset_all_online_cpus() ftrace: Add check for NULL regs if ops has SAVE_REGS set tracing: Kill trace_cpu struct/members tracing: Change tracing_fops/snapshot_fops to rely on tracing_get_cpu() tracing: Change tracing_entries_fops to rely on tracing_get_cpu() tracing: Change tracing_stats_fops to rely on tracing_get_cpu() tracing: Change tracing_buffers_fops to rely on tracing_get_cpu() tracing: Change tracing_pipe_fops() to rely on tracing_get_cpu() tracing: Introduce trace_create_cpu_file() and tracing_get_cpu()
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git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsiLinus Torvalds authored
Pull SCSI fixes from James Bottomley: "This is five bug fixes, two of which fix long standing problems causing crashes (sd and mvsas). The remaining three are hung (isci race) or lost (qla2xxx, isci) devices" * tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi: [SCSI] isci: fix breakage caused by >16byte CDB patch [SCSI] mvsas: Fix kernel panic on tile due to unaligned data access [SCSI] sd: fix crash when UA received on DIF enabled device [SCSI] qla2xxx: Properly set the tagging for commands. [SCSI] isci: Fix a race condition in the SSP task management path
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- 26 Jul, 2013 19 commits
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git://people.freedesktop.org/~airlied/linuxLinus Torvalds authored
Pull drm fixes from Dave Airlie: "This is just a regular fixes pull apart from the qxl one, it has radeon and intel bits in it, The intel fixes are for a regression with the RC6 fix and a 3.10 hdmi regression, whereas radeon is more DPM fixes, a few lockup fixes and some rn50/r100 DAC fixes" * 'drm-fixes' of git://people.freedesktop.org/~airlied/linux: drm/radeon/dpm: fix r600_enable_sclk_control() drm/radeon/dpm: implement force performance levels for rv6xx drm/radeon/dpm: fix displaygap programming on rv6xx drm/radeon/dpm: fix a typo in the rv6xx mclk setup drm/i915: initialize gt_lock early with other spin locks drm/i915: fix hdmi portclock limits drm/radeon: fix combios tables on older cards drm/radeon: improve dac adjust heuristics for legacy pdac drm/radeon: Another card with wrong primary dac adj drm/radeon: fix endian issues with DP handling (v3) drm/radeon/vm: only align the pt base to 32k drm/radeon: wait for 3D idle before using CP DMA
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git://people.freedesktop.org/~airlied/linuxLinus Torvalds authored
Pull qxl drm fixes from Dave Airlie: "Okay as I warned, the qxl driver was running a bit free and loose with its ttm object reservations and the new lockdep enabled reservation tracking shone a bright light into it, it also with the new reservations mutexes hits a possible deadlock during boot. The first patch is a real fix to render the console correctly as the driver used to just drop irq renderering as too hard, this also fixes a sleeping while atomic warning. The other two patches are the big ugly ones that redo how the driver allocates objects and reserves them and makes things all work properly, I've tested this in a VM, and compared to the current code which hits a lockdep warning and the sleep while atomic warning before failing. So sorry this is coming in late, I should have tested qxl before merging the mutex code, but I'd rather just fix qxl with this than revert the reservations code at this point" * 'qxl-fixes' of git://people.freedesktop.org/~airlied/linux: qxl: convert qxl driver to proper use for reservations qxl: allow creation of pre-pinned objects and use for releases. drm/qxl: add delayed fb operations
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git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pmLinus Torvalds authored
Pull ACPI and power management fixes from Rafael Wysocki: "These are just two fixes, a revert of the would-be backlight fix that didn't work and an intel_pstate fix for two problems related to maximum P-state selection. Specifics: - Revert of the ACPI video commit that I hoped would help fix backlight problems related to Windows 8 compatibility on some systems. Unfortunately, it turned out to cause problems to happen too. - Fix for two problems in intel_pstate, a possible failure to respond to a load change on a quiet system and a possible failure to select the highest available P-state on some systems. From Dirk Brandewie" * tag 'pm+acpi-3.11-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: Revert "ACPI / video / i915: No ACPI backlight if firmware expects Windows 8" cpufreq / intel_pstate: Change to scale off of max P-state
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git://git.kernel.org/pub/scm/linux/kernel/git/cmarinas/linux-aarch64Linus Torvalds authored
Pull arm64 fixes from Catalin Marinas: - Stack size increased to 16K (similar to other 64-bit architectures) - Additional cache flushing for secondary CPUs boot mode * tag 'arm64-stable' of git://git.kernel.org/pub/scm/linux/kernel/git/cmarinas/linux-aarch64: arm64: Change kernel stack size to 16K arm64: Fix definition of arm_pm_restart to match the declaration arm64: virt: ensure visibility of __boot_cpu_mode
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git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-socLinus Torvalds authored
Pull ARM SoC fixes from Olof Johansson: "This is a largeish batch of fixes, mostly because I missed -rc2 due to travel/vacation. So in number these are a bit more than ideal unless you amortize them over two -rcs. Quick breakdown: - Defconfig updates - Making multi_v7_defconfig useful on more hardware to encourage single-image usage - Davinci and nomadik updates due to new code merged this merge window - Fixes for UART on Samsung platforms, both PM and clock-related - A handful of warning fixes from defconfig builds, including for max8925 backlight and pxamci (both with appropriate acks) - Exynos5440 fixes for LPAE configuration, PM - ...plus a bunch of other smaller changes all over the place I expect to switch to regressions-or-severe-bugs-only fixes from here on out" * tag 'fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc: (37 commits) mfd: max8925: fix dt code for backlight ARM: omap5: Only select errata 798181 if SMP ARM: EXYNOS: Update CONFIG_ARCH_NR_GPIO for Exynos ARM: EXYNOS: Fix low level debug support ARM: SAMSUNG: Save/restore only selected uart's registers ARM: SAMSUNG: Add SAMSUNG_PM config option to select pm ARM: S3C24XX: Add missing clkdev entries for s3c2440 UART ARM: multi_v7_defconfig: Select USB chipidea driver ARM: pxa: propagate errors from regulator_enable() to pxamci ARM: zynq: fix compilation warning ARM: keystone: fix compilation warning ARM: highbank: Only touch common coherency control register fields ARM: footbridge: fix overlapping PCI mappings dmaengine: shdma: fix a build failure on platforms with no DMA support ARM: STi: Set correct ARM ERRATAs. ARM: dts: STi: Fix pinconf setup for STiH416 serial2 ARM: nomadik: configure for NO_HZ and HRTIMERS ARM: nomadik: update defconfig base ARM: nomadik: Update MMC defconfigs ARM: davinci: defconfig: enable EDMA driver ...
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git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usbLinus Torvalds authored
Pull USB fixes from Greg KH: "Here are a number of USB fixes for 3.11-rc3. Lots of little things, nothing major. A number of new device ids, build fixes for DMA, and a bunch of other minor things. All of these have been in the linux-next tree" * tag 'usb-3.11-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (40 commits) usb: Clear both buffers when clearing a control transfer TT buffer. usb/gadget: free opts struct on error recovery USB: mos7840: fix memory leak in open usb: serial: option.c: remove ONDA MT825UP product ID fromdriver usb: serial: option: add Olivetti Olicard 200 usb: serial: option: blacklist ONDA MT689DC QMI interface xhci: fix null pointer dereference on ring_doorbell_for_active_rings usb: host: xhci: Enable XHCI_SPURIOUS_SUCCESS for all controllers with xhci 1.0 usb: fix build warning in pci-quirks.h when CONFIG_PCI is not enabled usb: xhci: Mark two functions __maybe_unused xhci: Avoid NULL pointer deref when host dies. usb: serial: option: Add ONYX 3G device support USB: ti_usb_3410_5052: fix dynamic-id matching usb: option: add TP-LINK MA260 USB: option: add D-Link DWM-152/C1 and DWM-156/C1 USB: EHCI: Fix resume signalling on remote wakeup USB: cp210x: add MMB and PI ZigBee USB Device Support usb: cp210x support SEL C662 Vendor/Device USB: option: append Petatel NP10T device to GSM modems list USB: misc: Add Manhattan Hi-Speed USB DVI Converter to sisusbvga ...
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git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/ttyLinus Torvalds authored
Pull tty/serial fixes from Greg KH: "Here are 3 fixes for TTY and serial issues that have been reported. Nothing huge, but nice to get fixed" * tag 'tty-3.11-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty: serial: tegra: correct help message in Kconfig from 'ttyHS' to 'ttyTHS' tty/8250_early: Don't truncate last character of options TTY: snyclinkmp: calculating wrong addresses
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git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/stagingLinus Torvalds authored
Pull staging fixes from Greg KH: "Here are some tiny drivers/staging/ fixes for 3.11-rc3 A number of bugfixes, all pretty tiny, but resolve issues that have been reported (the kstrtos32 change fixes a data corruption problem that Dan found). And a MAINTAINERS file update for the comedi drivers" * tag 'staging-3.11-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging: MAINTAINERS: Update the list of maintainers for staging/comedi driver. staging: tidspbridge: replace strict_strtol() with kstrtos32() staging: android: logger: Correct write offset reset on error staging: zram: protect zram_reset_device() call staging: gdm72xx: potential use after free in send_qos_list() staging: drm/imx: drop "select OF_VIDEOMODE" staging: frontier: use after free in disconnect() staging: comedi: fix a race between do_cmd_ioctl() and read/write staging: comedi: COMEDI_CANCEL ioctl should wake up read/write
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git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-miscLinus Torvalds authored
Pull char/misc patches from Greg KH: "Here are some char/misc patches for 3.11-rc3. It's pretty much just: - mei fixes - hyperv fixes - new ja_JP translation update all tiny stuff, but fixes for issues people have reported." * tag 'char-misc-3.11-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc: HOWTO ja_JP sync mei: me: fix waiting for hw ready mei: don't have to clean the state on power up mei: me: fix reset state machine mei: hbm: fix typo in error message Tools: hv: KVP: Fix a bug in IPV6 subnet enumeration Drivers: hv: balloon: Do not post pressure status if interrupted Drivers: hv: balloon: Fix a bug in the hot-add code Drivers: hv: vmbus: incorrect device name is printed when child device is unregistered
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git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/soundLinus Torvalds authored
Pull sound fixes from Takashi Iwai: "Just a handful of regression and small fixes in ASoC, HD-audio and USB-audio drivers. - Sigmetal HD-audio codec regression fixes - A copule of XRUN indication fixes for usb-audio devices - ASoC: ep93xx build fix, sgtl5000 fix for probe order changes, max98088 register access fix, etc" * tag 'sound-3.11' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound: ALSA: hiface: return correct XRUN indication ASoC: tegra: correct playback_dma_data setup ASoC: core: double free in snd_soc_add_platform() ALSA: usb-audio: 6fire: return correct XRUN indication ASoC: ep93xx: fix build of ep93xx-ac97.c ALSA: hda - Remove NO_PRESENCE bit override for Dell 1420n Laptop ALSA: hda - Fix EAPD GPIO control for Sigmatel codecs ASoC: atmel-ssc: remove clk_disable_unprepare call from critical section ASoC: sgtl5000: defer the probe if clock is not found ASoC: max98088 - fix element type of the register cache.
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git://oss.sgi.com/xfs/xfsLinus Torvalds authored
Pull xfs fix from Ben Myers: "Fix for regression in commit cca9f93a ("xfs: don't do IO when creating an new inode"), recovery causing filesystem corruption after a crash" * tag 'for-linus-v3.11-rc3' of git://oss.sgi.com/xfs/xfs: xfs: di_flushiter considered harmful
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git://linux-nfs.org/~bfields/linuxLinus Torvalds authored
Pull nfsd fix from Bruce Fields: "One more nfsd bugfix for 3.11" * 'for-3.11' of git://linux-nfs.org/~bfields/linux: nfsd: nfsd_open: when dentry_open returns an error do not propagate as struct file
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git://neil.brown.name/mdLinus Torvalds authored
Pull md fixes from Neil Brown: "Two more bugfixes for md in 3.11 Both marked for -stable, both since 3.3. I guess I should spend more time testing..." * tag 'md/3.11-fixes' of git://neil.brown.name/md: md/raid5: fix interaction of 'replace' and 'recovery'. md/raid10: remove use-after-free bug.
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git://git.kernel.org/pub/scm/linux/kernel/git/tj/libataLinus Torvalds authored
Pull libata fixes from Tejun Heo: "Assorted libata updates. The most critical one is a fix for ahci oops during boot. Also, a new smallish platform ahci driver is added and sata_inic162x is marked clearly as experimental (it whines during boot too) as data corruption seems rather common on the device and it's unlikely to get any love in the foreseeable future. If the whining doesn't draw any attention, I think we'd probably be better of making the driver depend on BROKEN in a couple releases" This is v2 of this pull request with fixed dependencies for ahci_imx. * 'for-3.11-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/libata: ahci_imx: depend on CONFIG_MFD_SYSCON ahci_imx: add ahci sata support on imx platforms ARM: imx6q: update the sata bits definitions of gpr13 ahci: fix Null pointer dereference in achi_host_active() libata: make it clear that sata_inic162x is experimental libata: replace strict_strtol() with kstrtol() ata: Fix DVD not dectected at some platform with Wellsburg PCH
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Rafael J. Wysocki authored
We attempted to address a regression introduced by commit a57f7f91 (ACPICA: Add Windows8/Server2012 string for _OSI method.) after which ACPI video backlight support doesn't work on a number of systems, because the relevant AML methods in the ACPI tables in their BIOSes become useless after the BIOS has been told that the OS is compatible with Windows 8. That problem is tracked by the bug entry at: https://bugzilla.kernel.org/show_bug.cgi?id=51231 Commit 8c5bd7ad (ACPI / video / i915: No ACPI backlight if firmware expects Windows 8) introduced for this purpose essentially prevented the ACPI backlight support from being used if the BIOS had been told that the OS was compatible with Windows 8 and the i915 driver was loaded, in which case the backlight would always be handled by i915. Unfortunately, however, that turned out to cause problems with backlight to appear on multiple systems with symptoms indicating that i915 was unable to control the backlight on those systems as expected. For this reason, revert commit 8c5bd7ad, but leave the function acpi_video_backlight_quirks() introduced by it, because another commit on top of it uses that function. References: https://lkml.org/lkml/2013/7/21/119 References: https://lkml.org/lkml/2013/7/22/261 References: https://lkml.org/lkml/2013/7/23/429 References: https://lkml.org/lkml/2013/7/23/459 References: https://lkml.org/lkml/2013/7/23/81 References: https://lkml.org/lkml/2013/7/24/27Reported-and-tested-by: James Hogan <james@albanarts.com> Reported-and-tested-by: Kamal Mostafa <kamal@canonical.com> Reported-and-tested-by: Jörg Otte <jrg.otte@gmail.com> Reported-and-tested-by: Steven Newbury <steve@snewbury.org.uk> Reported-by: Martin Steigerwald <Martin@lichtvoll.de> Reported-by: Kalle Valo <kvalo@adurom.com> Tested-by: Joerg Platte <jplatte@naasa.net> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
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Tejun Heo authored
ahci_imx makes use of regmap but the dependency wasn't specified in Kconfig leading build failures if CONFIG_AHCI_IMX is enabled but CONFIG_MFD_SYSCON is not. Add the Kconfig dependency. Signed-off-by: Tejun Heo <tj@kernel.org> Reported-by: Stephen Rothwell <sfr@canb.auug.org.au>
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Steven Rostedt (Red Hat) authored
Commit a8227415 "tracing: Protect ftrace_trace_arrays list in trace_events.c" added taking the trace_types_lock mutex in trace_events.c as there were several locations that needed it for protection. Unfortunately, it also encapsulated a call to tracing_reset_all_online_cpus() which also takes the trace_types_lock, causing a deadlock. This happens when a module has tracepoints and has been traced. When the module is removed, the trace events module notifier will grab the trace_types_lock, do a bunch of clean ups, and also clears the buffer by calling tracing_reset_all_online_cpus. This doesn't happen often which explains why it wasn't caught right away. Commit a8227415 was marked for stable, which means this must be sent to stable too. Link: http://lkml.kernel.org/r/51EEC646.7070306@broadcom.comReported-by: Arend van Spril <arend@broadcom.com> Tested-by: Arend van Spriel <arend@broadcom.com> Cc: Alexander Z Lam <azl@google.com> Cc: Vaibhav Nagarnaik <vnagarnaik@google.com> Cc: David Sharp <dhsharp@google.com> Cc: stable@vger.kernel.org # 3.10 Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
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Feng Kan authored
Written by Catalin Marinas, tested by APM on storm platform. This is needed because of the failures encountered when running SpecWeb benchmark test. Signed-off-by: Feng Kan <fkan@apm.com> Acked-by: Kumar Sankaran <ksankaran@apm.com> Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
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Dave Airlie authored
Merge tag 'drm-intel-fixes-2013-07-25' of git://people.freedesktop.org/~danvet/drm-intel into drm-fixes Brown-paper-bag pull request here. The snb rc6 fix from the last pull broke forcewake BIOS dirt cleanup, which with fixed. But that fix broke the spinlock init sequence, which results in an ugly BUG when spinlock debugging is enabled :( So I get to throw another patch at cc: stable to fix up the mess ... * tag 'drm-intel-fixes-2013-07-25' of git://people.freedesktop.org/~danvet/drm-intel: drm/i915: initialize gt_lock early with other spin locks drm/i915: fix hdmi portclock limits
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