linux-2.6-microblaze.git
10 years agoALSA: usb-audio: Whitespace cleanups for sound/usb/midi.*
Adam Goode [Tue, 5 Aug 2014 16:44:51 +0000 (12:44 -0400)]
ALSA: usb-audio: Whitespace cleanups for sound/usb/midi.*

Signed-off-by: Adam Goode <agoode@google.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
10 years agoALSA: usb-audio: Respond to suspend and resume callbacks for MIDI input
Adam Goode [Tue, 5 Aug 2014 16:44:50 +0000 (12:44 -0400)]
ALSA: usb-audio: Respond to suspend and resume callbacks for MIDI input

sound/usb/card.c registers USB suspend and resume but did not previously
kill the input URBs. This means that USB MIDI devices left open across
suspend/resume had non-functional input (output still usually worked,
but it looks like that is another issue). Before this change, we would
get ESHUTDOWN for each of the input URBs at suspend time, killing input.

Signed-off-by: Adam Goode <agoode@google.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
10 years agosound/oss/pss: Remove typedefs pss_mixerdata and pss_confdata
Himangi Saraogi [Tue, 5 Aug 2014 13:26:47 +0000 (18:56 +0530)]
sound/oss/pss: Remove typedefs pss_mixerdata and pss_confdata

The Linux kernel coding style guidelines suggest not using typedefs
for structure types. This patch gets rid of the typedefs for pss_mixerdata
and pss_confdata.

The following Coccinelle semantic patch is used to make the change.

@tn@
identifier i;
type td;
@@

-typedef
 struct i { ... }
-td
 ;

@@
type tn.td;
identifier tn.i;
@@

-td
+ struct i

Signed-off-by: Himangi Saraogi <himangi774@gmail.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
10 years agosound/oss/opl3: Remove typedef opl_devinfo
Himangi Saraogi [Tue, 5 Aug 2014 12:07:18 +0000 (17:37 +0530)]
sound/oss/opl3: Remove typedef opl_devinfo

This typedef is unnecessary and should just be removed as they are
never used.

The following Coccinelle semantic patch detects the case.

@tn@
identifier i;
type td;
@@

-typedef
 struct i { ... }
-td
 ;

@@
type tn.td;
identifier tn.i;
@@

-td
+ struct i

Signed-off-by: Himangi Saraogi <himangi774@gmail.com>
Acked-by: Julia Lawall <julia.lawall@lip6.fr>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
10 years agoALSA: fireworks: fix specifiers in format strings for propper output
Takashi Sakamoto [Tue, 5 Aug 2014 02:17:10 +0000 (11:17 +0900)]
ALSA: fireworks: fix specifiers in format strings for propper output

Use %d for loop counter and %X for device capabilities. This is a
supplemental patch for Hans Wennborg's patch.

Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
10 years agoMerge tag 'asoc-v3.17' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound...
Takashi Iwai [Mon, 4 Aug 2014 16:28:21 +0000 (18:28 +0200)]
Merge tag 'asoc-v3.17' of git://git./linux/kernel/git/broonie/sound into for-linus

ASoC: Updates for v3.17

This has been a pretty exciting release in terms of the framework, we've
finally got support for multiple CODECs attached to a single DAI link
which has been something there's been interest in as long as I've been
working on ASoC.  A big thanks to Benoit and Misael for their work on
this.

Otherwise it's been a fairly standard release for development, including
more componentisation work from Lars-Peter and a good selection of both
CODEC and CPU drivers.

 - Support for multiple CODECs attached to a single DAI, enabling
   systems with for example multiple DAC/speaker drivers on a single
   link, contributed by Benoit Cousson based on work from Misael Lopez
   Cruz.
 - Support for byte controls larger than 256 bytes based on the use of
   TLVs contributed by Omair Mohammed Abdullah.
 - More componentisation work from Lars-Peter Clausen.
 - The remainder of the conversions of CODEC drivers to params_width()
 - Drivers for Cirrus Logic CS4265, Freescale i.MX ASRC blocks, Realtek
   RT286 and RT5670, Rockchip RK3xxx I2S controllers and Texas Instruments
   TAS2552.
 - Lots of updates and fixes, especially to the DaVinci, Intel,
   Freescale, Realtek, and rcar drivers.

10 years agoMerge remote-tracking branch 'asoc/topic/wm8985' into asoc-next
Mark Brown [Mon, 4 Aug 2014 15:32:25 +0000 (16:32 +0100)]
Merge remote-tracking branch 'asoc/topic/wm8985' into asoc-next

10 years agoMerge remote-tracking branches 'asoc/topic/tlv320aic3x', 'asoc/topic/width', 'asoc...
Mark Brown [Mon, 4 Aug 2014 15:32:18 +0000 (16:32 +0100)]
Merge remote-tracking branches 'asoc/topic/tlv320aic3x', 'asoc/topic/width', 'asoc/topic/wm0010', 'asoc/topic/wm8904' and 'asoc/topic/wm8962' into asoc-next

10 years agoMerge remote-tracking branches 'asoc/topic/tlv', 'asoc/topic/tlv320aic23', 'asoc...
Mark Brown [Mon, 4 Aug 2014 15:32:12 +0000 (16:32 +0100)]
Merge remote-tracking branches 'asoc/topic/tlv', 'asoc/topic/tlv320aic23', 'asoc/topic/tlv320aic31xx' and 'asoc/topic/tlv320aic32x4' into asoc-next

10 years agoMerge remote-tracking branches 'asoc/topic/sigmadsp', 'asoc/topic/sirf', 'asoc/topic...
Mark Brown [Mon, 4 Aug 2014 15:32:07 +0000 (16:32 +0100)]
Merge remote-tracking branches 'asoc/topic/sigmadsp', 'asoc/topic/sirf', 'asoc/topic/spdif', 'asoc/topic/tas2552' and 'asoc/topic/tas5086' into asoc-next

10 years agoMerge remote-tracking branches 'asoc/topic/rt5670', 'asoc/topic/rt5677', 'asoc/topic...
Mark Brown [Mon, 4 Aug 2014 15:32:01 +0000 (16:32 +0100)]
Merge remote-tracking branches 'asoc/topic/rt5670', 'asoc/topic/rt5677', 'asoc/topic/s6000', 'asoc/topic/samsung' and 'asoc/topic/sh-fsi' into asoc-next

10 years agoMerge remote-tracking branches 'asoc/topic/rl6231', 'asoc/topic/rockchip', 'asoc...
Mark Brown [Mon, 4 Aug 2014 15:31:55 +0000 (16:31 +0100)]
Merge remote-tracking branches 'asoc/topic/rl6231', 'asoc/topic/rockchip', 'asoc/topic/rt286', 'asoc/topic/rt5640' and 'asoc/topic/rt5645' into asoc-next

10 years agoMerge remote-tracking branches 'asoc/topic/omap', 'asoc/topic/oom' and 'asoc/topic...
Mark Brown [Mon, 4 Aug 2014 15:31:50 +0000 (16:31 +0100)]
Merge remote-tracking branches 'asoc/topic/omap', 'asoc/topic/oom' and 'asoc/topic/pxa' into asoc-next

10 years agoMerge remote-tracking branches 'asoc/topic/intel', 'asoc/topic/kirkwood', 'asoc/topic...
Mark Brown [Mon, 4 Aug 2014 15:31:45 +0000 (16:31 +0100)]
Merge remote-tracking branches 'asoc/topic/intel', 'asoc/topic/kirkwood', 'asoc/topic/max98090' and 'asoc/topic/mc13783' into asoc-next

10 years agoMerge remote-tracking branches 'asoc/topic/fsl', 'asoc/topic/fsl-asrc', 'asoc/topic...
Mark Brown [Mon, 4 Aug 2014 15:31:40 +0000 (16:31 +0100)]
Merge remote-tracking branches 'asoc/topic/fsl', 'asoc/topic/fsl-asrc', 'asoc/topic/fsl-spdif' and 'asoc/topic/imx-audmux' into asoc-next

10 years agoMerge remote-tracking branches 'asoc/topic/cs4265', 'asoc/topic/cs42l56', 'asoc/topic...
Mark Brown [Mon, 4 Aug 2014 15:31:33 +0000 (16:31 +0100)]
Merge remote-tracking branches 'asoc/topic/cs4265', 'asoc/topic/cs42l56', 'asoc/topic/cs42xx8', 'asoc/topic/cx20442' and 'asoc/topic/davinci' into asoc-next

10 years agoMerge remote-tracking branches 'asoc/topic/atmel', 'asoc/topic/cirrus' and 'asoc...
Mark Brown [Mon, 4 Aug 2014 15:31:29 +0000 (16:31 +0100)]
Merge remote-tracking branches 'asoc/topic/atmel', 'asoc/topic/cirrus' and 'asoc/topic/cleanup' into asoc-next

10 years agoMerge remote-tracking branches 'asoc/topic/adau1977', 'asoc/topic/ak4642', 'asoc...
Mark Brown [Mon, 4 Aug 2014 15:31:23 +0000 (16:31 +0100)]
Merge remote-tracking branches 'asoc/topic/adau1977', 'asoc/topic/ak4642', 'asoc/topic/ak5386' and 'asoc/topic/arizona' into asoc-next

10 years agoMerge remote-tracking branch 'asoc/topic/rcar' into asoc-next
Mark Brown [Mon, 4 Aug 2014 15:31:20 +0000 (16:31 +0100)]
Merge remote-tracking branch 'asoc/topic/rcar' into asoc-next

10 years agoMerge remote-tracking branch 'asoc/topic/pcm1792' into asoc-next
Mark Brown [Mon, 4 Aug 2014 15:31:19 +0000 (16:31 +0100)]
Merge remote-tracking branch 'asoc/topic/pcm1792' into asoc-next

10 years agoMerge remote-tracking branch 'asoc/topic/dma' into asoc-next
Mark Brown [Mon, 4 Aug 2014 15:31:18 +0000 (16:31 +0100)]
Merge remote-tracking branch 'asoc/topic/dma' into asoc-next

10 years agoMerge remote-tracking branch 'asoc/topic/core' into asoc-next
Mark Brown [Mon, 4 Aug 2014 15:31:17 +0000 (16:31 +0100)]
Merge remote-tracking branch 'asoc/topic/core' into asoc-next

10 years agoMerge remote-tracking branch 'asoc/topic/component' into asoc-next
Mark Brown [Mon, 4 Aug 2014 15:31:15 +0000 (16:31 +0100)]
Merge remote-tracking branch 'asoc/topic/component' into asoc-next

10 years agoMerge remote-tracking branch 'asoc/fix/tlv320aic31xx' into asoc-linus
Mark Brown [Mon, 4 Aug 2014 15:31:13 +0000 (16:31 +0100)]
Merge remote-tracking branch 'asoc/fix/tlv320aic31xx' into asoc-linus

10 years agoMerge remote-tracking branch 'asoc/fix/fsl-sai' into asoc-linus
Mark Brown [Mon, 4 Aug 2014 15:31:12 +0000 (16:31 +0100)]
Merge remote-tracking branch 'asoc/fix/fsl-sai' into asoc-linus

10 years agoMerge remote-tracking branch 'asoc/fix/arizona' into asoc-linus
Mark Brown [Mon, 4 Aug 2014 15:31:10 +0000 (16:31 +0100)]
Merge remote-tracking branch 'asoc/fix/arizona' into asoc-linus

10 years agoMerge tag 'asoc-v3.16-rc5' into asoc-linus
Mark Brown [Mon, 4 Aug 2014 15:31:05 +0000 (16:31 +0100)]
Merge tag 'asoc-v3.16-rc5' into asoc-linus

ASoC: Fixes for v3.16

A bigger batch of changes than I would like as I didn't send any for a
few weeks without noticing how many had built up.  They are almost all
driver specific though, larger changes are:

 - Fixes to the newly added Baytrail/MAX98090 which look like some QA
   was missed on the microphone detection.
 - Deletion of some erroniously listed audio formats for Haswell.
 - Fix debugfs creation in the core so that we don't try to generate
   multiple directories with the same name, relatively large textually
   but simple to inspect by eye and test.
 - A couple of bugfixes for the rcar driver one of which which involves
   a bit of code motion to move initailisation of some hardware out of
   common paths into device specific ones.
 - Ensure both channels are powered up for mono outputs on Arizona
   devices, involving some simple data tables listing the outputs and a
   loop over them.
 - A couple of fixes to save and restore information on suspended and
   idle Samsung I2S controllers.

# gpg: Signature made Tue 22 Jul 2014 00:52:53 BST using RSA key ID 7EA229BD
# gpg: Good signature from "Mark Brown <broonie@sirena.org.uk>"
# gpg:                 aka "Mark Brown <broonie@debian.org>"
# gpg:                 aka "Mark Brown <broonie@kernel.org>"
# gpg:                 aka "Mark Brown <broonie@tardis.ed.ac.uk>"
# gpg:                 aka "Mark Brown <broonie@linaro.org>"
# gpg:                 aka "Mark Brown <Mark.Brown@linaro.org>"

10 years agoMerge tag 'asoc-v3.16-rc1' into asoc-linus
Mark Brown [Mon, 4 Aug 2014 15:31:03 +0000 (16:31 +0100)]
Merge tag 'asoc-v3.16-rc1' into asoc-linus

ASoC: Fixes for v3.16

Quite a few build coverage fixes in here among the usual small driver
fixes includling the sigmadsp change from Lars - moving the driver to
separate modules per bus (which is basically just code motion) avoids
issues with some combinations of buses being enabled.

# gpg: Signature made Thu 19 Jun 2014 11:57:31 BST using RSA key ID 7EA229BD
# gpg: Good signature from "Mark Brown <broonie@sirena.org.uk>"
# gpg:                 aka "Mark Brown <broonie@debian.org>"
# gpg:                 aka "Mark Brown <broonie@kernel.org>"
# gpg:                 aka "Mark Brown <broonie@tardis.ed.ac.uk>"
# gpg:                 aka "Mark Brown <broonie@linaro.org>"
# gpg:                 aka "Mark Brown <Mark.Brown@linaro.org>"

10 years agoASoC: imx-audmux: Use uintptr_t for port numbers
Mark Brown [Fri, 1 Aug 2014 16:55:55 +0000 (17:55 +0100)]
ASoC: imx-audmux: Use uintptr_t for port numbers

Since we pass the port number through file private data for debugfs we cast
it to and from a pointer so use uintptr_t in order to ensure that the
types are compatible, avoiding warnings on 64 bit platforms where pointers
are 64 bit and unsigned integers 32 bit.

Signed-off-by: Mark Brown <broonie@linaro.org>
10 years agoASoC: davinci: Enable menuconfig entry for McASP
Peter Ujfalusi [Mon, 4 Aug 2014 05:56:27 +0000 (08:56 +0300)]
ASoC: davinci: Enable menuconfig entry for McASP

In order to be able to use simple-card with McASP on TI SoC based boards we
need to be able to select the McASP via menuconfig.

Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
10 years agoASoC: fsl_asrc: Don't access members of config before checking it
Nicolin Chen [Mon, 4 Aug 2014 04:19:49 +0000 (12:19 +0800)]
ASoC: fsl_asrc: Don't access members of config before checking it

sound/soc/fsl/fsl_asrc.c:250 fsl_asrc_config_pair()
warn: variable dereferenced before check 'config' (see line 243)

git remote add next git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
git remote update next
git checkout 3117bb3109dc223e186302f5dc8ce9ed04adca90
vim +/config +250 sound/soc/fsl/fsl_asrc.c

  237   */
  238  static int fsl_asrc_config_pair(struct fsl_asrc_pair *pair)
  239  {
  240   struct asrc_config *config = pair->config;
  241   struct fsl_asrc *asrc_priv = pair->asrc_priv;
  242   enum asrc_pair_index index = pair->index;
 @243   u32 inrate = config->input_sample_rate, indiv;
  244   u32 outrate = config->output_sample_rate, outdiv;
  245   bool ideal = config->inclk == INCLK_NONE;
  246   u32 clk_index[2], div[2];
  247   int in, out, channels;
  248   struct clk *clk;
  249
 @250   if (!config) {
  251           pair_err("invalid pair config\n");
  252           return -EINVAL;
  253   }

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Nicolin Chen <nicoleotsuka@gmail.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
10 years agoASoC: fsl_sarc_dma: Check pair before using it
Nicolin Chen [Mon, 4 Aug 2014 04:19:48 +0000 (12:19 +0800)]
ASoC: fsl_sarc_dma: Check pair before using it

The patch 3117bb3109dc: "ASoC: fsl_asrc: Add ASRC ASoC CPU DAI and
platform drivers" from Jul 29, 2014, leads to the following Smatch
complaint:

sound/soc/fsl/fsl_asrc_dma.c:304 fsl_asrc_dma_shutdown()
warn: variable dereferenced before check 'pair' (see line 302)

sound/soc/fsl/fsl_asrc_dma.c
301          struct fsl_asrc_pair *pair = runtime->private_data;
302          struct fsl_asrc *asrc_priv = pair->asrc_priv;
                                          ^^^^^^^^^^^^^^^
                                            Dereference.

303
304          if (pair && asrc_priv->pair[pair->index] == pair)
                 ^^^^
                Check.

305                  asrc_priv->pair[pair->index] = NULL;
306

So we just let the driver check pair before using it.

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Nicolin Chen <nicoleotsuka@gmail.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
10 years agoASoC: adau1977: Fix truncation warning on 64 bit architectures
Mark Brown [Fri, 1 Aug 2014 16:19:00 +0000 (17:19 +0100)]
ASoC: adau1977: Fix truncation warning on 64 bit architectures

Negating ADAU1977_BLOCK_POWER_SAI_LDO_EN creates an unsigned long constant
with all bits set which on 64 bit architectures needs to be truncated to
an unsigned int, generating a warning. Add an explicit cast since we know
this is OK.

Signed-off-by: Mark Brown <broonie@linaro.org>
Acked-by: Lars-Peter Clausen <lars@metafoo.de>
10 years agoALSA: virtuoso: add Xonar Essence STX II support
Clemens Ladisch [Mon, 4 Aug 2014 13:17:55 +0000 (15:17 +0200)]
ALSA: virtuoso: add Xonar Essence STX II support

Just add the PCI ID for the STX II.  It appears to work the same as the
STX, except for the addition of the not-yet-supported daughterboard.

Tested-by: Mario <fugazzi99@gmail.com>
Tested-by: corubba <corubba@gmx.de>
Cc: <stable@vger.kernel.org>
Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
10 years agoALSA: riptide: fix %d confusingly prefixed with 0x in format strings
Hans Wennborg [Mon, 4 Aug 2014 00:21:25 +0000 (17:21 -0700)]
ALSA: riptide: fix %d confusingly prefixed with 0x in format strings

Signed-off-by: Hans Wennborg <hans@hanshq.net>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
10 years agoALSA: fireworks: fix %d confusingly prefixed with 0x in format strings
Hans Wennborg [Mon, 4 Aug 2014 00:21:16 +0000 (17:21 -0700)]
ALSA: fireworks: fix %d confusingly prefixed with 0x in format strings

Signed-off-by: Hans Wennborg <hans@hanshq.net>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
10 years agoALSA: hda - add codec ID for Braswell display audio codec
Libin Yang [Mon, 4 Aug 2014 01:22:45 +0000 (09:22 +0800)]
ALSA: hda - add codec ID for Braswell display audio codec

This patch adds codec ID (0x80862883) and module alias for Braswell
display codec.

Signed-off-by: Libin Yang <libin.yang@intel.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
10 years agoALSA: hda - add PCI IDs for Intel Braswell
Libin Yang [Mon, 4 Aug 2014 01:22:44 +0000 (09:22 +0800)]
ALSA: hda - add PCI IDs for Intel Braswell

Add HD Audio Device PCI ID for the Intel Braswell platform.
It is an HDA Intel PCH controller.

AZX_DCAPS_ALIGN_BUFSIZE is not necessary for this controller.

Signed-off-by: Libin Yang <libin.yang@intel.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
10 years agoALSA: usb-audio: Adjust Gamecom 780 volume level
Paul S McSpadden [Sun, 3 Aug 2014 22:47:36 +0000 (17:47 -0500)]
ALSA: usb-audio: Adjust Gamecom 780 volume level

Original patch fixed the original problem, but the sound was far too low
for most users. This patch references a compare matrix to allow the
volume levels to act normally. I personally tested this patch myself,
and volume levels returned to normal. Please see this discussion for
more details: https://bugzilla.kernel.org/show_bug.cgi?id=65251

Signed-off-by: Paul S McSpadden <fisch602@gmail.com>
Cc: <stable@vger.kernel.org> [v3.14+]
Signed-off-by: Takashi Iwai <tiwai@suse.de>
10 years agoALSA: usb-audio: improve dmesg source grepability
Michał Mirosław [Sun, 3 Aug 2014 13:09:57 +0000 (15:09 +0200)]
ALSA: usb-audio: improve dmesg source grepability

This improves messages from commit 80acefff3bc7bd53d46c16c683ab66c0ece20810.

Cc: Alexey Fisher <bug-track@fisher-privat.net>
Signed-off-by: Michał Mirosław <mirq-linux@rere.qmqm.pl>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
10 years agoMerge branch 'for-next' into for-linus
Takashi Iwai [Mon, 4 Aug 2014 09:11:22 +0000 (11:11 +0200)]
Merge branch 'for-next' into for-linus

10 years agoLinux 3.16
Linus Torvalds [Sun, 3 Aug 2014 22:25:02 +0000 (15:25 -0700)]
Linux 3.16

10 years agoMerge branch 'timers-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel...
Linus Torvalds [Sun, 3 Aug 2014 16:58:20 +0000 (09:58 -0700)]
Merge branch 'timers-urgent-for-linus' of git://git./linux/kernel/git/tip/tip

Pull timer fixes from Thomas Gleixner:
 "Two fixes in the timer area:
   - a long-standing lock inversion due to a printk
   - suspend-related hrtimer corruption in sched_clock"

* 'timers-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  timer: Fix lock inversion between hrtimer_bases.lock and scheduler locks
  sched_clock: Avoid corrupting hrtimer tree during suspend

10 years agoMerge branch 'fixes' of git://ftp.arm.linux.org.uk/~rmk/linux-arm
Linus Torvalds [Sat, 2 Aug 2014 17:57:39 +0000 (10:57 -0700)]
Merge branch 'fixes' of git://ftp.arm.linux.org.uk/~rmk/linux-arm

Pull ARM fixes from Russell King:
 "A few fixes for ARM.  Some of these are correctness issues:
   - TLBs must be flushed after the old mappings are removed by the DMA
     mapping code, but before the new mappings are established.
   - An off-by-one entry error in the Keystone LPAE setup code.

  Fixes include:
   - ensuring that the identity mapping for LPAE does not remove the
     kernel image from the identity map.
   - preventing userspace from trapping into kgdb.
   - fixing a preemption issue in the Intel iwmmxt code.
   - fixing a build error with nommu.

  Other changes include:
   - Adding a note about which areas of memory are expected to be
     accessible while the identity mapping tables are in place"

* 'fixes' of git://ftp.arm.linux.org.uk/~rmk/linux-arm:
  ARM: 8124/1: don't enter kgdb when userspace executes a kgdb break instruction
  ARM: idmap: add identity mapping usage note
  ARM: 8115/1: LPAE: reduce damage caused by idmap to virtual memory layout
  ARM: fix alignment of keystone page table fixup
  ARM: 8112/1: only select ARM_PATCH_PHYS_VIRT if MMU is enabled
  ARM: 8100/1: Fix preemption disable in iwmmxt_task_enable()
  ARM: DMA: ensure that old section mappings are flushed from the TLB

10 years agoARM: 8124/1: don't enter kgdb when userspace executes a kgdb break instruction
Omar Sandoval [Fri, 1 Aug 2014 17:14:06 +0000 (18:14 +0100)]
ARM: 8124/1: don't enter kgdb when userspace executes a kgdb break instruction

The kgdb breakpoint hooks (kgdb_brk_fn and kgdb_compiled_brk_fn)
should only be entered when a kgdb break instruction is executed
from the kernel. Otherwise, if kgdb is enabled, a userspace program
can cause the kernel to drop into the debugger by executing either
KGDB_BREAKINST or KGDB_COMPILED_BREAK.

Acked-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Omar Sandoval <osandov@osandov.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
10 years agoARM: idmap: add identity mapping usage note
Russell King [Tue, 29 Jul 2014 11:18:34 +0000 (12:18 +0100)]
ARM: idmap: add identity mapping usage note

Add a note about the usage of the identity mapping; we do not support
accesses outside of the identity map region and kernel image while a
CPU is using the identity map.  This is because the identity mapping
may overwrite vmalloc space, IO mappings, the vectors pages, etc.

Acked-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
10 years agoMerge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs
Linus Torvalds [Sat, 2 Aug 2014 01:01:41 +0000 (18:01 -0700)]
Merge branch 'for-linus' of git://git./linux/kernel/git/viro/vfs

Pull vfs fixes from Al Viro:
 "This contains a couple of fixes - one is the aio fix from Christoph,
  the other a fallocate() one from Eric"

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs:
  vfs: fix check for fallocate on active swapfile
  direct-io: fix AIO regression

10 years agoMerge branch 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel...
Linus Torvalds [Sat, 2 Aug 2014 00:37:01 +0000 (17:37 -0700)]
Merge branch 'x86-urgent-for-linus' of git://git./linux/kernel/git/tip/tip

Pull x86 fix from Peter Anvin:
 "A single fix to not invoke the espfix code on Xen PV, as it turns out
  to oops the guest when invoked after all.  This patch leaves some
  amount of dead code, in particular unnecessary initialization of the
  espfix stacks when they won't be used, but in the interest of keeping
  the patch minimal that cleanup can wait for the next cycle"

* 'x86-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86_64/entry/xen: Do not invoke espfix64 on Xen

10 years agoMerge tag 'staging-3.16-rc8' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh...
Linus Torvalds [Sat, 2 Aug 2014 00:16:05 +0000 (17:16 -0700)]
Merge tag 'staging-3.16-rc8' of git://git./linux/kernel/git/gregkh/staging

Pull staging driver bugfixes from Greg KH:
 "Here are some tiny staging driver bugfixes that I've had in my tree
  for the past week that resolve some reported issues.  Nothing major at
  all, but it would be good to get them merged for 3.16-rc8 or -final"

* tag 'staging-3.16-rc8' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging:
  staging: vt6655: Fix disassociated messages every 10 seconds
  staging: vt6655: Fix Warning on boot handle_irq_event_percpu.
  staging: rtl8723au: rtw_resume(): release semaphore before exit on error
  iio:bma180: Missing check for frequency fractional part
  iio:bma180: Fix scale factors to report correct acceleration units
  iio: buffer: Fix demux table creation

10 years agoMerge tag 'dm-3.16-fixes-3' of git://git.kernel.org/pub/scm/linux/kernel/git/device...
Linus Torvalds [Fri, 1 Aug 2014 19:50:05 +0000 (12:50 -0700)]
Merge tag 'dm-3.16-fixes-3' of git://git./linux/kernel/git/device-mapper/linux-dm

Pull device mapper fixes from Mike Snitzer:
 "Fix dm bufio shrinker to properly zero-fill all fields.

  Fix race in dm cache that caused improper reporting of the number of
  dirty blocks in the cache"

* tag 'dm-3.16-fixes-3' of git://git.kernel.org/pub/scm/linux/kernel/git/device-mapper/linux-dm:
  dm cache: fix race affecting dirty block count
  dm bufio: fully initialize shrinker

10 years agoMerge tag 'fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm...
Linus Torvalds [Fri, 1 Aug 2014 19:49:02 +0000 (12:49 -0700)]
Merge tag 'fixes-for-linus' of git://git./linux/kernel/git/arm/arm-soc

Pull ARM straggler SoC fix from Olof Johansson:
 "A DT bugfix for Nomadik that had an ambigouos double-inversion of a
  gpio line, and one MAINTAINER URL update that might as well go in now.

  We could hold off until the merge window, but then we'll just have to
  mark the DT fix for stable and it just seems like in total causing
  more work"

* tag 'fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/arm/arm-soc:
  MAINTAINERS: Update Tegra Git URL
  ARM: nomadik: fix up double inversion in DT

10 years agoASoC: rt5670: Fix duplicate const warnings
Mark Brown [Fri, 1 Aug 2014 16:30:38 +0000 (17:30 +0100)]
ASoC: rt5670: Fix duplicate const warnings

Since SOC_ENUM_SINGLE_DECL() includes a const as part of the macro adding
an explicit const in the source is duplication and causes sparse to warn.
Remove the extra consts.

Signed-off-by: Mark Brown <broonie@linaro.org>
10 years agoASoC: rt5670: Staticise non-exported symbols
Mark Brown [Fri, 1 Aug 2014 16:22:19 +0000 (17:22 +0100)]
ASoC: rt5670: Staticise non-exported symbols

Signed-off-by: Mark Brown <broonie@linaro.org>
10 years agoASoC: Intel: update stream only on stream IPC msgs
Paweł Piskorski [Fri, 1 Aug 2014 15:10:43 +0000 (23:10 +0800)]
ASoC: Intel: update stream only on stream IPC msgs

Only update the stream when the IPC message type matches stream type.

Signed-off-by: Paweł Piskorski <pawel.piskorski@intel.com>
Signed-off-by: Liam Girdwood <liam.r.girdwood@linux.intel.com>
Signed-off-by: Jie Yang <yang.jie@intel.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
10 years agoASoC: Intel: Don't issue ipc when processing response
Paweł Piskorski [Fri, 1 Aug 2014 15:09:44 +0000 (23:09 +0800)]
ASoC: Intel: Don't issue ipc when processing response

Make sure we dont issue IPC when we are processing a response.

Signed-off-by: Paweł Piskorski <pawel.piskorski@intel.com>
Signed-off-by: Liam Girdwood <liam.r.girdwood@linux.intel.com>
Signed-off-by: Jie Yang <yang.jie@intel.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
10 years agoASoC: Intel: Delete message when IPC timeout occurs
Liam Girdwood [Fri, 1 Aug 2014 15:08:38 +0000 (23:08 +0800)]
ASoC: Intel: Delete message when IPC timeout occurs

This fixes a bug where we dont delete the current message when an
IPC message timeout occurs.

Signed-off-by: Liam Girdwood <liam.r.girdwood@linux.intel.com>
Signed-off-by: Jie Yang <yang.jie@intel.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
10 years agoASoC: Intel: Add dependency to DW_DMAC for BDW platform
Jie Yang [Fri, 1 Aug 2014 14:54:19 +0000 (22:54 +0800)]
ASoC: Intel: Add dependency to DW_DMAC for BDW platform

Add dependency to DW_DMAC for broadwell machine, which
have built in DW dma engines.

Signed-off-by: Jie Yang <yang.jie@intel.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
10 years agoASoC: rsnd: enable Mute control on DVC
Kuninori Morimoto [Fri, 1 Aug 2014 10:10:55 +0000 (03:10 -0700)]
ASoC: rsnd: enable Mute control on DVC

DVC can control Mute.
This patch supports it.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
10 years agoASoC: rsnd: tidyup DVC control method
Kuninori Morimoto [Fri, 1 Aug 2014 10:10:47 +0000 (03:10 -0700)]
ASoC: rsnd: tidyup DVC control method

DVC can use Volume and Mute control,
and these control methods doesn't have much difference.
This patch cleanup current method,
and it will be used for Mute control.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
10 years agoASoC: cx20442: Fix strange indentation
Mark Brown [Tue, 4 Mar 2014 09:20:56 +0000 (17:20 +0800)]
ASoC: cx20442: Fix strange indentation

Signed-off-by: Mark Brown <broonie@linaro.org>
10 years agodm cache: fix race affecting dirty block count
Anssi Hannula [Fri, 1 Aug 2014 15:55:47 +0000 (11:55 -0400)]
dm cache: fix race affecting dirty block count

nr_dirty is updated without locking, causing it to drift so that it is
non-zero (either a small positive integer, or a very large one when an
underflow occurs) even when there are no actual dirty blocks.  This was
due to a race between the workqueue and map function accessing nr_dirty
in parallel without proper protection.

People were seeing under runs due to a race on increment/decrement of
nr_dirty, see: https://lkml.org/lkml/2014/6/3/648

Fix this by using an atomic_t for nr_dirty.

Reported-by: roma1390@gmail.com
Signed-off-by: Anssi Hannula <anssi.hannula@iki.fi>
Signed-off-by: Joe Thornber <ejt@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Cc: stable@vger.kernel.org
10 years agodm bufio: fully initialize shrinker
Greg Thelen [Thu, 31 Jul 2014 16:07:19 +0000 (09:07 -0700)]
dm bufio: fully initialize shrinker

1d3d4437eae1 ("vmscan: per-node deferred work") added a flags field to
struct shrinker assuming that all shrinkers were zero filled.  The dm
bufio shrinker is not zero filled, which leaves arbitrary kmalloc() data
in flags.  So far the only defined flags bit is SHRINKER_NUMA_AWARE.
But there are proposed patches which add other bits to shrinker.flags
(e.g. memcg awareness).

Rather than simply initializing the shrinker, this patch uses kzalloc()
when allocating the dm_bufio_client to ensure that the embedded shrinker
and any other similar structures are zeroed.

This fixes theoretical over aggressive shrinking of dm bufio objects.
If the uninitialized dm_bufio_client.shrinker.flags contains
SHRINKER_NUMA_AWARE then shrink_slab() would call the dm shrinker for
each numa node rather than just once.  This has been broken since 3.12.

Signed-off-by: Greg Thelen <gthelen@google.com>
Acked-by: Mikulas Patocka <mpatocka@redhat.com>
Signed-off-by: Mike Snitzer <snitzer@redhat.com>
Cc: stable@vger.kernel.org # v3.12+
10 years agoASoC: tlv320aic3x: Convert to params_width()
Mark Brown [Thu, 31 Jul 2014 11:48:36 +0000 (12:48 +0100)]
ASoC: tlv320aic3x: Convert to params_width()

The CODEC doesn't care how data is laid out in memory.

Signed-off-by: Mark Brown <broonie@linaro.org>
10 years agotimer: Fix lock inversion between hrtimer_bases.lock and scheduler locks
Jan Kara [Fri, 1 Aug 2014 10:20:02 +0000 (12:20 +0200)]
timer: Fix lock inversion between hrtimer_bases.lock and scheduler locks

clockevents_increase_min_delta() calls printk() from under
hrtimer_bases.lock. That causes lock inversion on scheduler locks because
printk() can call into the scheduler. Lockdep puts it as:

======================================================
[ INFO: possible circular locking dependency detected ]
3.15.0-rc8-06195-g939f04b #2 Not tainted
-------------------------------------------------------
trinity-main/74 is trying to acquire lock:
 (&port_lock_key){-.....}, at: [<811c60be>] serial8250_console_write+0x8c/0x10c

but task is already holding lock:
 (hrtimer_bases.lock){-.-...}, at: [<8103caeb>] hrtimer_try_to_cancel+0x13/0x66

which lock already depends on the new lock.

the existing dependency chain (in reverse order) is:

-> #5 (hrtimer_bases.lock){-.-...}:
       [<8104a942>] lock_acquire+0x92/0x101
       [<8142f11d>] _raw_spin_lock_irqsave+0x2e/0x3e
       [<8103c918>] __hrtimer_start_range_ns+0x1c/0x197
       [<8107ec20>] perf_swevent_start_hrtimer.part.41+0x7a/0x85
       [<81080792>] task_clock_event_start+0x3a/0x3f
       [<810807a4>] task_clock_event_add+0xd/0x14
       [<8108259a>] event_sched_in+0xb6/0x17a
       [<810826a2>] group_sched_in+0x44/0x122
       [<81082885>] ctx_sched_in.isra.67+0x105/0x11f
       [<810828e6>] perf_event_sched_in.isra.70+0x47/0x4b
       [<81082bf6>] __perf_install_in_context+0x8b/0xa3
       [<8107eb8e>] remote_function+0x12/0x2a
       [<8105f5af>] smp_call_function_single+0x2d/0x53
       [<8107e17d>] task_function_call+0x30/0x36
       [<8107fb82>] perf_install_in_context+0x87/0xbb
       [<810852c9>] SYSC_perf_event_open+0x5c6/0x701
       [<810856f9>] SyS_perf_event_open+0x17/0x19
       [<8142f8ee>] syscall_call+0x7/0xb

-> #4 (&ctx->lock){......}:
       [<8104a942>] lock_acquire+0x92/0x101
       [<8142f04c>] _raw_spin_lock+0x21/0x30
       [<81081df3>] __perf_event_task_sched_out+0x1dc/0x34f
       [<8142cacc>] __schedule+0x4c6/0x4cb
       [<8142cae0>] schedule+0xf/0x11
       [<8142f9a6>] work_resched+0x5/0x30

-> #3 (&rq->lock){-.-.-.}:
       [<8104a942>] lock_acquire+0x92/0x101
       [<8142f04c>] _raw_spin_lock+0x21/0x30
       [<81040873>] __task_rq_lock+0x33/0x3a
       [<8104184c>] wake_up_new_task+0x25/0xc2
       [<8102474b>] do_fork+0x15c/0x2a0
       [<810248a9>] kernel_thread+0x1a/0x1f
       [<814232a2>] rest_init+0x1a/0x10e
       [<817af949>] start_kernel+0x303/0x308
       [<817af2ab>] i386_start_kernel+0x79/0x7d

-> #2 (&p->pi_lock){-.-...}:
       [<8104a942>] lock_acquire+0x92/0x101
       [<8142f11d>] _raw_spin_lock_irqsave+0x2e/0x3e
       [<810413dd>] try_to_wake_up+0x1d/0xd6
       [<810414cd>] default_wake_function+0xb/0xd
       [<810461f3>] __wake_up_common+0x39/0x59
       [<81046346>] __wake_up+0x29/0x3b
       [<811b8733>] tty_wakeup+0x49/0x51
       [<811c3568>] uart_write_wakeup+0x17/0x19
       [<811c5dc1>] serial8250_tx_chars+0xbc/0xfb
       [<811c5f28>] serial8250_handle_irq+0x54/0x6a
       [<811c5f57>] serial8250_default_handle_irq+0x19/0x1c
       [<811c56d8>] serial8250_interrupt+0x38/0x9e
       [<810510e7>] handle_irq_event_percpu+0x5f/0x1e2
       [<81051296>] handle_irq_event+0x2c/0x43
       [<81052cee>] handle_level_irq+0x57/0x80
       [<81002a72>] handle_irq+0x46/0x5c
       [<810027df>] do_IRQ+0x32/0x89
       [<8143036e>] common_interrupt+0x2e/0x33
       [<8142f23c>] _raw_spin_unlock_irqrestore+0x3f/0x49
       [<811c25a4>] uart_start+0x2d/0x32
       [<811c2c04>] uart_write+0xc7/0xd6
       [<811bc6f6>] n_tty_write+0xb8/0x35e
       [<811b9beb>] tty_write+0x163/0x1e4
       [<811b9cd9>] redirected_tty_write+0x6d/0x75
       [<810b6ed6>] vfs_write+0x75/0xb0
       [<810b7265>] SyS_write+0x44/0x77
       [<8142f8ee>] syscall_call+0x7/0xb

-> #1 (&tty->write_wait){-.....}:
       [<8104a942>] lock_acquire+0x92/0x101
       [<8142f11d>] _raw_spin_lock_irqsave+0x2e/0x3e
       [<81046332>] __wake_up+0x15/0x3b
       [<811b8733>] tty_wakeup+0x49/0x51
       [<811c3568>] uart_write_wakeup+0x17/0x19
       [<811c5dc1>] serial8250_tx_chars+0xbc/0xfb
       [<811c5f28>] serial8250_handle_irq+0x54/0x6a
       [<811c5f57>] serial8250_default_handle_irq+0x19/0x1c
       [<811c56d8>] serial8250_interrupt+0x38/0x9e
       [<810510e7>] handle_irq_event_percpu+0x5f/0x1e2
       [<81051296>] handle_irq_event+0x2c/0x43
       [<81052cee>] handle_level_irq+0x57/0x80
       [<81002a72>] handle_irq+0x46/0x5c
       [<810027df>] do_IRQ+0x32/0x89
       [<8143036e>] common_interrupt+0x2e/0x33
       [<8142f23c>] _raw_spin_unlock_irqrestore+0x3f/0x49
       [<811c25a4>] uart_start+0x2d/0x32
       [<811c2c04>] uart_write+0xc7/0xd6
       [<811bc6f6>] n_tty_write+0xb8/0x35e
       [<811b9beb>] tty_write+0x163/0x1e4
       [<811b9cd9>] redirected_tty_write+0x6d/0x75
       [<810b6ed6>] vfs_write+0x75/0xb0
       [<810b7265>] SyS_write+0x44/0x77
       [<8142f8ee>] syscall_call+0x7/0xb

-> #0 (&port_lock_key){-.....}:
       [<8104a62d>] __lock_acquire+0x9ea/0xc6d
       [<8104a942>] lock_acquire+0x92/0x101
       [<8142f11d>] _raw_spin_lock_irqsave+0x2e/0x3e
       [<811c60be>] serial8250_console_write+0x8c/0x10c
       [<8104e402>] call_console_drivers.constprop.31+0x87/0x118
       [<8104f5d5>] console_unlock+0x1d7/0x398
       [<8104fb70>] vprintk_emit+0x3da/0x3e4
       [<81425f76>] printk+0x17/0x19
       [<8105bfa0>] clockevents_program_min_delta+0x104/0x116
       [<8105c548>] clockevents_program_event+0xe7/0xf3
       [<8105cc1c>] tick_program_event+0x1e/0x23
       [<8103c43c>] hrtimer_force_reprogram+0x88/0x8f
       [<8103c49e>] __remove_hrtimer+0x5b/0x79
       [<8103cb21>] hrtimer_try_to_cancel+0x49/0x66
       [<8103cb4b>] hrtimer_cancel+0xd/0x18
       [<8107f102>] perf_swevent_cancel_hrtimer.part.60+0x2b/0x30
       [<81080705>] task_clock_event_stop+0x20/0x64
       [<81080756>] task_clock_event_del+0xd/0xf
       [<81081350>] event_sched_out+0xab/0x11e
       [<810813e0>] group_sched_out+0x1d/0x66
       [<81081682>] ctx_sched_out+0xaf/0xbf
       [<81081e04>] __perf_event_task_sched_out+0x1ed/0x34f
       [<8142cacc>] __schedule+0x4c6/0x4cb
       [<8142cae0>] schedule+0xf/0x11
       [<8142f9a6>] work_resched+0x5/0x30

other info that might help us debug this:

Chain exists of:
  &port_lock_key --> &ctx->lock --> hrtimer_bases.lock

 Possible unsafe locking scenario:

       CPU0                    CPU1
       ----                    ----
  lock(hrtimer_bases.lock);
                               lock(&ctx->lock);
                               lock(hrtimer_bases.lock);
  lock(&port_lock_key);

 *** DEADLOCK ***

4 locks held by trinity-main/74:
 #0:  (&rq->lock){-.-.-.}, at: [<8142c6f3>] __schedule+0xed/0x4cb
 #1:  (&ctx->lock){......}, at: [<81081df3>] __perf_event_task_sched_out+0x1dc/0x34f
 #2:  (hrtimer_bases.lock){-.-...}, at: [<8103caeb>] hrtimer_try_to_cancel+0x13/0x66
 #3:  (console_lock){+.+...}, at: [<8104fb5d>] vprintk_emit+0x3c7/0x3e4

stack backtrace:
CPU: 0 PID: 74 Comm: trinity-main Not tainted 3.15.0-rc8-06195-g939f04b #2
 00000000 81c3a310 8b995c14 81426f69 8b995c44 81425a99 8161f671 8161f570
 8161f538 8161f559 8161f538 8b995c78 8b142bb0 00000004 8b142fdc 8b142bb0
 8b995ca8 8104a62d 8b142fac 000016f2 81c3a310 00000001 00000001 00000003
Call Trace:
 [<81426f69>] dump_stack+0x16/0x18
 [<81425a99>] print_circular_bug+0x18f/0x19c
 [<8104a62d>] __lock_acquire+0x9ea/0xc6d
 [<8104a942>] lock_acquire+0x92/0x101
 [<811c60be>] ? serial8250_console_write+0x8c/0x10c
 [<811c6032>] ? wait_for_xmitr+0x76/0x76
 [<8142f11d>] _raw_spin_lock_irqsave+0x2e/0x3e
 [<811c60be>] ? serial8250_console_write+0x8c/0x10c
 [<811c60be>] serial8250_console_write+0x8c/0x10c
 [<8104af87>] ? lock_release+0x191/0x223
 [<811c6032>] ? wait_for_xmitr+0x76/0x76
 [<8104e402>] call_console_drivers.constprop.31+0x87/0x118
 [<8104f5d5>] console_unlock+0x1d7/0x398
 [<8104fb70>] vprintk_emit+0x3da/0x3e4
 [<81425f76>] printk+0x17/0x19
 [<8105bfa0>] clockevents_program_min_delta+0x104/0x116
 [<8105cc1c>] tick_program_event+0x1e/0x23
 [<8103c43c>] hrtimer_force_reprogram+0x88/0x8f
 [<8103c49e>] __remove_hrtimer+0x5b/0x79
 [<8103cb21>] hrtimer_try_to_cancel+0x49/0x66
 [<8103cb4b>] hrtimer_cancel+0xd/0x18
 [<8107f102>] perf_swevent_cancel_hrtimer.part.60+0x2b/0x30
 [<81080705>] task_clock_event_stop+0x20/0x64
 [<81080756>] task_clock_event_del+0xd/0xf
 [<81081350>] event_sched_out+0xab/0x11e
 [<810813e0>] group_sched_out+0x1d/0x66
 [<81081682>] ctx_sched_out+0xaf/0xbf
 [<81081e04>] __perf_event_task_sched_out+0x1ed/0x34f
 [<8104416d>] ? __dequeue_entity+0x23/0x27
 [<81044505>] ? pick_next_task_fair+0xb1/0x120
 [<8142cacc>] __schedule+0x4c6/0x4cb
 [<81047574>] ? trace_hardirqs_off_caller+0xd7/0x108
 [<810475b0>] ? trace_hardirqs_off+0xb/0xd
 [<81056346>] ? rcu_irq_exit+0x64/0x77

Fix the problem by using printk_deferred() which does not call into the
scheduler.

Reported-by: Fengguang Wu <fengguang.wu@intel.com>
Signed-off-by: Jan Kara <jack@suse.cz>
Cc: stable@vger.kernel.org
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
10 years agovfs: fix check for fallocate on active swapfile
Eric Biggers [Wed, 25 Jun 2014 04:45:08 +0000 (23:45 -0500)]
vfs: fix check for fallocate on active swapfile

Fix the broken check for calling sys_fallocate() on an active swapfile,
introduced by commit 0790b31b69374ddadefe ("fs: disallow all fallocate
operation on active swapfile").

Signed-off-by: Eric Biggers <ebiggers3@gmail.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
10 years agodirect-io: fix AIO regression
Christoph Hellwig [Wed, 30 Jul 2014 11:18:48 +0000 (07:18 -0400)]
direct-io: fix AIO regression

The direct-io.c rewrite to use the iov_iter infrastructure stopped updating
the size field in struct dio_submit, and thus rendered the check for
allowing asynchronous completions to always return false.  Fix this by
comparing it to the count of bytes in the iov_iter instead.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reported-by: Tim Chen <tim.c.chen@linux.intel.com>
Tested-by: Tim Chen <tim.c.chen@linux.intel.com>
10 years agoASoC: rsnd: fixup SND_SOC_DAIFMT_xB_xF behavior
Kuninori Morimoto [Fri, 1 Aug 2014 01:08:18 +0000 (18:08 -0700)]
ASoC: rsnd: fixup SND_SOC_DAIFMT_xB_xF behavior

In current R-Car rsnd driver,
the SND_SOC_DAIFMT_xB_xF flags are used to HW default behavior,
but, it should be used to specific format.
The waveforms of LEFT_J/RIGHT_J format with
SND_SOC_DAIFMT_NB_NF flag will be
started from "falling edge" without this patch.
But, it should be started from "rising edge".

Reported-by: Jun Watanabe <jun.watanabe.ue@renesas.com>
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
10 years agoMerge tag 'pm+acpi-3.16-rc8' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael...
Linus Torvalds [Thu, 31 Jul 2014 23:42:10 +0000 (16:42 -0700)]
Merge tag 'pm+acpi-3.16-rc8' of git://git./linux/kernel/git/rafael/linux-pm

Pull ACPI fix from Rafael Wysocki:
 "One commit that fixes a problem causing PNP devices to be associated
  with wrong ACPI device objects sometimes during device enumeration due
  to an incorrect check in a matching function.

  That problem was uncovered by the ACPI device enumeration rework in
  3.14"

* tag 'pm+acpi-3.16-rc8' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
  ACPI / PNP: Fix acpi_pnp_match()

10 years agoASoC: sirf-audio-codec: Fix return value check in sirf_audio_codec_driver_probe()
Wei Yongjun [Wed, 30 Jul 2014 00:04:12 +0000 (08:04 +0800)]
ASoC: sirf-audio-codec: Fix return value check in sirf_audio_codec_driver_probe()

In case of error, the function devm_ioremap_resource() returns ERR_PTR()
and never returns NULL. The NULL test in the return value check should
be replaced with IS_ERR().

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Mark Brown <broonie@linaro.org>
10 years agoASoC: fsl_ssi: Add stream names for DPCM usage
Nicolin Chen [Wed, 30 Jul 2014 03:10:29 +0000 (11:10 +0800)]
ASoC: fsl_ssi: Add stream names for DPCM usage

DPCM needs extra dapm routes in the machine driver to route audio
between Front-End and Back-End. In order to differ the stream names
in the route map from CODECs, we here add specific stream names to
SSI driver so that we can implement ASRC via DPCM to it.

Signed-off-by: Nicolin Chen <nicoleotsuka@gmail.com>
Acked-by: Timur Tabi <timur@tabi.org>
Signed-off-by: Mark Brown <broonie@linaro.org>
10 years agoASoC: fsl_spdif: Add stream names for DPCM usage
Nicolin Chen [Wed, 30 Jul 2014 03:10:28 +0000 (11:10 +0800)]
ASoC: fsl_spdif: Add stream names for DPCM usage

DPCM needs extra dapm routes in the machine driver to route audio
between Front-End and Back-End. In order to differ the stream names
in the route map from CODECs, we here add specific stream names to
SPDIF driver so that we can implement ASRC via DPCM to it.

Signed-off-by: Nicolin Chen <nicoleotsuka@gmail.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
10 years agoASoC: fsl_sai: Add stream names for DPCM usage
Nicolin Chen [Wed, 30 Jul 2014 03:10:27 +0000 (11:10 +0800)]
ASoC: fsl_sai: Add stream names for DPCM usage

DPCM needs extra dapm routes in the machine driver to route audio
between Front-End and Back-End. In order to differ the stream names
in the route map from CODECs, we here add specific stream names to
SAI driver so that we can implement ASRC via DPCM to it.

Signed-off-by: Nicolin Chen <nicoleotsuka@gmail.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
10 years agoASoC: fsl_esai: Add stream names for DPCM usage
Nicolin Chen [Wed, 30 Jul 2014 03:10:26 +0000 (11:10 +0800)]
ASoC: fsl_esai: Add stream names for DPCM usage

DPCM needs extra dapm routes in the machine driver to route audio
between Front-End and Back-End. In order to differ the stream names
in the route map from CODECs, we here add specific stream names to
ESAI driver so that we can implement ASRC via DPCM to it.

Signed-off-by: Nicolin Chen <nicoleotsuka@gmail.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
10 years agoASoC: wm8962: Let CODEC driver enable and disable its own MCLK
Nicolin Chen [Tue, 29 Jul 2014 10:38:39 +0000 (18:38 +0800)]
ASoC: wm8962: Let CODEC driver enable and disable its own MCLK

snd_soc_open() will trigger pm_runtime resume() which will then enable
the regulator and initialization. So we should make sure the MCLK is
enabled before this resume().

Previously we let the machine driver get the clock and enable it in
its probe(). However, considering about power saving, it'll be better
to enable it when it's going to be used and disable it after using.

So this patch just simply adds clk_get() and clk_enable() to WM8962
driver. Meanwhile, it marks clock pointer to NULL if no clock assigned
to it so it will not break any current function.

Signed-off-by: Nicolin Chen <nicoleotsuka@gmail.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
10 years agoASoC: rsnd: fixup pcm_new callback method
Kuninori Morimoto [Thu, 31 Jul 2014 06:53:03 +0000 (23:53 -0700)]
ASoC: rsnd: fixup pcm_new callback method

bff58ea4f43d9b4a9fd6fb05fabc8f50f68131f5
(ASoC: rsnd: add DVC support) added DVC support,
and it added pcm_new callback feature for it.
Then it called all DAI's pcm_new callback, and it was wrong.
This patch fixup it and call correct callback.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
10 years agoASoC: rsnd: add missing dev_dbg() in rsnd_bset()
Kuninori Morimoto [Thu, 31 Jul 2014 06:52:50 +0000 (23:52 -0700)]
ASoC: rsnd: add missing dev_dbg() in rsnd_bset()

b8c637864a6904a9ba8e0df556d5bdf9f26b2c54
(ASoC: rsnd: use regmap_mmio instead of original regmap bus)
used regmap_mmio and modified dev_dbg() for rsnd_read/write().
But rsnd_bset() is missing it.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
10 years agoASoC: rsnd: care audio local bus data format consistency
Kuninori Morimoto [Thu, 31 Jul 2014 06:52:26 +0000 (23:52 -0700)]
ASoC: rsnd: care audio local bus data format consistency

R-Car sound uses Audio Local Bus which uses Lch/Rch format.
This bus is used if driver uses BUSIF.
But sound data is written as Rch/Lch format in register.
This means Rch <-> Lch will be inverted.
SSIU :: BUSIF_DALIGN is used to controlling data format.

Reported-by: Jun Watanabe <jun.watanabe.ue@renesas.com>
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
10 years agoASoC: rsnd: care detail of SRC_BSDSR
Kuninori Morimoto [Thu, 31 Jul 2014 06:52:04 +0000 (23:52 -0700)]
ASoC: rsnd: care detail of SRC_BSDSR

Driver should care more detail of SRC_BSDSR settings.
The sound includes noise without this patch
if it used SRC.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
10 years agoASoC: pxa: pxa-ssp: small leak in probe()
Dan Carpenter [Thu, 31 Jul 2014 12:57:51 +0000 (15:57 +0300)]
ASoC: pxa: pxa-ssp: small leak in probe()

There is a small memory leak if probe() fails.

Fixes: 2023c90c3a2c ('ASoC: pxa: pxa-ssp: add DT bindings')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
10 years agoASoC: fsl_asrc: fix an error code in fsl_asrc_probe()
Dan Carpenter [Thu, 31 Jul 2014 09:32:09 +0000 (12:32 +0300)]
ASoC: fsl_asrc: fix an error code in fsl_asrc_probe()

There is a cut and paste bug so it returns success instead of the error
code.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
10 years agoASoC: fsl_asrc: Fix sparse warnings in FSL_ASRC_FORMATS due to typo
Nicolin Chen [Thu, 31 Jul 2014 04:07:40 +0000 (12:07 +0800)]
ASoC: fsl_asrc: Fix sparse warnings in FSL_ASRC_FORMATS due to typo

reproduce: make C=1 CF=-D__CHECK_ENDIAN__

sparse warnings: (new ones prefixed by >>)

>> sound/soc/fsl/fsl_asrc.c:563:28: sparse: restricted snd_pcm_format_t degrades to integer
>> sound/soc/fsl/fsl_asrc.c:570:28: sparse: restricted snd_pcm_format_t degrades to integer

vim +563 sound/soc/fsl/fsl_asrc.c

  557          .probe = fsl_asrc_dai_probe,
  558          .playback = {
  559                  .stream_name = "ASRC-Playback",
  560                  .channels_min = 1,
  561                  .channels_max = 10,
  562                  .rates = FSL_ASRC_RATES,
> 563                  .formats = FSL_ASRC_FORMATS,
  564          },
  565          .capture = {
  566                  .stream_name = "ASRC-Capture",
  567                  .channels_min = 1,
  568                  .channels_max = 10,
  569                  .rates = FSL_ASRC_RATES,
> 570                  .formats = FSL_ASRC_FORMATS,
  571          },
  572          .ops = &fsl_asrc_dai_ops,
  573  };

Reported-by: kbuild test robot <fengguang.wu@intel.com>
Signed-off-by: Nicolin Chen <nicoleotsuka@gmail.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
10 years agoASoC: Intel: mfld-pcm: Allocate platform data
Subhransu S. Prusty [Wed, 30 Jul 2014 13:09:05 +0000 (18:39 +0530)]
ASoC: Intel: mfld-pcm: Allocate platform data

Platform data may be null during platform_device_add. Allocate platform
data before using.

Signed-off-by: Subhransu S. Prusty <subhransu.s.prusty@intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
10 years agoASoC: Intel: mfld-pcm: Fix to use correct sst_data pointer
Subhransu S. Prusty [Wed, 30 Jul 2014 13:06:00 +0000 (18:36 +0530)]
ASoC: Intel: mfld-pcm: Fix to use correct sst_data pointer

Signed-off-by: Subhransu S. Prusty <subhransu.s.prusty@intel.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
10 years agoASoC: wm9713: Convert to params_width()
Mark Brown [Thu, 31 Jul 2014 11:55:23 +0000 (12:55 +0100)]
ASoC: wm9713: Convert to params_width()

The CODEC doesn't care how data is laid out in memory.

Signed-off-by: Mark Brown <broonie@linaro.org>
Acked-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
10 years agoASoC: wm9081: Convert to params_width()
Mark Brown [Thu, 31 Jul 2014 11:55:10 +0000 (12:55 +0100)]
ASoC: wm9081: Convert to params_width()

The CODEC doesn't care how data is laid out in memory.

Signed-off-by: Mark Brown <broonie@linaro.org>
Acked-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
10 years agoASoC: wm8995: Convert to params_width()
Mark Brown [Thu, 31 Jul 2014 11:55:03 +0000 (12:55 +0100)]
ASoC: wm8995: Convert to params_width()

The CODEC doesn't care how data is laid out in memory.

Signed-off-by: Mark Brown <broonie@linaro.org>
Acked-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
10 years agoASoC: wm8994: Convert to params_width()
Mark Brown [Thu, 31 Jul 2014 11:54:58 +0000 (12:54 +0100)]
ASoC: wm8994: Convert to params_width()

The CODEC doesn't care how data is laid out in memory.

Signed-off-by: Mark Brown <broonie@linaro.org>
Acked-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
10 years agoASoC: wm8993: Convert to params_width()
Mark Brown [Thu, 31 Jul 2014 11:54:45 +0000 (12:54 +0100)]
ASoC: wm8993: Convert to params_width()

The CODEC doesn't care how data is laid out in memory.

Signed-off-by: Mark Brown <broonie@linaro.org>
Acked-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
10 years agoASoC: wm8991: Convert to params_width()
Mark Brown [Thu, 31 Jul 2014 11:54:38 +0000 (12:54 +0100)]
ASoC: wm8991: Convert to params_width()

The CODEC doesn't care how data is laid out in memory.

Signed-off-by: Mark Brown <broonie@linaro.org>
Acked-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
10 years agoASoC: wm8990: Convert to params_width()
Mark Brown [Thu, 31 Jul 2014 11:54:30 +0000 (12:54 +0100)]
ASoC: wm8990: Convert to params_width()

The CODEC doesn't care how data is laid out in memory.

Signed-off-by: Mark Brown <broonie@linaro.org>
Acked-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
10 years agoASoC: wm8988: Convert to params_width()
Mark Brown [Thu, 31 Jul 2014 11:54:23 +0000 (12:54 +0100)]
ASoC: wm8988: Convert to params_width()

The CODEC doesn't care how data is laid out in memory.

Signed-off-by: Mark Brown <broonie@linaro.org>
Acked-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
10 years agoASoC: wm8985: Convert to params_width()
Mark Brown [Thu, 31 Jul 2014 11:54:16 +0000 (12:54 +0100)]
ASoC: wm8985: Convert to params_width()

The CODEC doesn't care how data is laid out in memory.

Signed-off-by: Mark Brown <broonie@linaro.org>
Acked-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
10 years agoASoC: wm8983: Convert to params_width()
Mark Brown [Thu, 31 Jul 2014 11:54:09 +0000 (12:54 +0100)]
ASoC: wm8983: Convert to params_width()

The CODEC doesn't care how data is laid out in memory.

Signed-off-by: Mark Brown <broonie@linaro.org>
Acked-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
10 years agoASoC: wm8978: Convert to params_width()
Mark Brown [Thu, 31 Jul 2014 11:53:57 +0000 (12:53 +0100)]
ASoC: wm8978: Convert to params_width()

The CODEC doesn't care how data is laid out in memory.

Signed-off-by: Mark Brown <broonie@linaro.org>
Acked-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
10 years agoASoC: wm8974: Convert to params_width()
Mark Brown [Thu, 31 Jul 2014 11:53:50 +0000 (12:53 +0100)]
ASoC: wm8974: Convert to params_width()

The CODEC doesn't care how data is laid out in memory.

Signed-off-by: Mark Brown <broonie@linaro.org>
Acked-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
10 years agoASoC: wm8971: Convert to params_width()
Mark Brown [Thu, 31 Jul 2014 11:53:43 +0000 (12:53 +0100)]
ASoC: wm8971: Convert to params_width()

The CODEC doesn't care how data is laid out in memory.

Signed-off-by: Mark Brown <broonie@linaro.org>
Acked-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
10 years agoASoC: wm8962: Convert to params_width()
Mark Brown [Thu, 31 Jul 2014 11:53:36 +0000 (12:53 +0100)]
ASoC: wm8962: Convert to params_width()

The CODEC doesn't care how data is laid out in memory.

Signed-off-by: Mark Brown <broonie@linaro.org>
Acked-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
10 years agoASoC: wm8961: Convert to params_width()
Mark Brown [Thu, 31 Jul 2014 11:53:30 +0000 (12:53 +0100)]
ASoC: wm8961: Convert to params_width()

The CODEC doesn't care how data is laid out in memory.

Signed-off-by: Mark Brown <broonie@linaro.org>
Acked-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
10 years agoASoC: wm8960: Convert to params_width()
Mark Brown [Thu, 31 Jul 2014 11:53:23 +0000 (12:53 +0100)]
ASoC: wm8960: Convert to params_width()

The CODEC doesn't care how data is laid out in memory.

Signed-off-by: Mark Brown <broonie@linaro.org>
Acked-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
10 years agoASoC: wm8955: Convert to params_width()
Mark Brown [Thu, 31 Jul 2014 11:53:16 +0000 (12:53 +0100)]
ASoC: wm8955: Convert to params_width()

The CODEC doesn't care how data is laid out in memory.

Signed-off-by: Mark Brown <broonie@linaro.org>
Acked-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>