openwrt/staging/blogic.git
8 years agoASoC: Intel: Skylake: Fix the memory overwrite of tlv buffer
Vinod Koul [Wed, 3 Feb 2016 12:29:44 +0000 (17:59 +0530)]
ASoC: Intel: Skylake: Fix the memory overwrite of tlv buffer

TLV buffer can be smaller than the module data, so update the
size of data to be copied before doing the copy.

Also TLV header consists of two unsigned ints, this is also taken
into account here and size modified to reflect this

Suggested-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
8 years agoASoC: Intel: Atom: fix regression on compress DAI
Pierre-Louis Bossart [Tue, 2 Feb 2016 18:49:49 +0000 (12:49 -0600)]
ASoC: Intel: Atom: fix regression on compress DAI

Commit a106804 ("ASoC: compress: Fix compress device direction check")
added a dependency on the compress-cpu-dai channel_min field
which was removed earlier by commit 77095796
("ASoC: Intel: Atom: clean-up compressed DAI definition")
as part of the baytrail cleanups.

The net result was a regression at probe on all Atom platforms
with no sound card created.

Fix by adding explicit initialization for channel_min to 1
for the compress-cpu-dai.

Reported-by: Tobias Mädel <alsa-devel@tbspace.de>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
8 years agoASoC: Intel: Skylake: Fix memory leak
Sudip Mukherjee [Thu, 21 Jan 2016 11:57:59 +0000 (17:27 +0530)]
ASoC: Intel: Skylake: Fix memory leak

If snd_soc_tplg_component_load() fails we just printed an error message
and returned the error code but we missed releasing the firmware.

Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
9 years agoMerge remote-tracking branch 'asoc/topic/rt5677' into asoc-next
Mark Brown [Wed, 23 Dec 2015 00:38:14 +0000 (00:38 +0000)]
Merge remote-tracking branch 'asoc/topic/rt5677' into asoc-next

9 years agoMerge tag 'asoc-v4.5' into asoc-next
Mark Brown [Wed, 23 Dec 2015 00:38:12 +0000 (00:38 +0000)]
Merge tag 'asoc-v4.5' into asoc-next

ASoC: Updates for v4.5

 - Some more fixes for the topology code, though it is still not final
   and ready for enabling in production.  We really need to get to the
   point where that can be done.
 - A pile of changes for Intel SkyLake drivers which hopefully deliver
   some useful initial functionality for systems with this chipset,
   though there is more work still to come.
 - New drivers for a number of Imagination Technologies IPs.
 - Lots of new features and cleanups for the Renesas drivers.
 - ANC support for WM5110.
 - New driver for Atmel class D speaker drivers.
 - New drivers for Cirrus CS47L24 and WM1831.
 - New driver for Dialog DA7128.
 - New drivers for Realtek RT5659 and RT56156.
 - New driver for Rockchip RK3036.

# gpg: Signature made Wed 23 Dec 2015 00:36:01 GMT using RSA key ID 5D5487D0
# gpg: Oops: keyid_from_fingerprint: no pubkey
# gpg: Oops: keyid_from_fingerprint: no pubkey
# gpg: key 00000000 occurs more than once in the trustdb
# gpg: key 16005C11: no public key for trusted key - skipped
# gpg: key 16005C11 marked as ultimately trusted
# 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>"

9 years agoMerge tag 'asoc-fix-v4.4-rc6' into asoc-linus
Mark Brown [Wed, 23 Dec 2015 00:38:11 +0000 (00:38 +0000)]
Merge tag 'asoc-fix-v4.4-rc6' into asoc-linus

ASoC: Fixes for v4.4

A collection of small driver specific fixes here, nothing that'll affect
users who don't have the devices concerned.  At least the wm8974 bug
indicates that there's not too many users of some of these devices.

# gpg: Signature made Wed 23 Dec 2015 00:25:40 GMT using RSA key ID 5D5487D0
# gpg: Oops: keyid_from_fingerprint: no pubkey
# gpg: Oops: keyid_from_fingerprint: no pubkey
# gpg: key 00000000 occurs more than once in the trustdb
# gpg: key 16005C11: no public key for trusted key - skipped
# gpg: key 16005C11 marked as ultimately trusted
# 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>"

9 years agoASoC: rt5677: set PLL_CTRL2 non-volatile
Bard Liao [Fri, 18 Dec 2015 02:16:23 +0000 (10:16 +0800)]
ASoC: rt5677: set PLL_CTRL2 non-volatile

There is a status bit on RT5677_PLL1_CTRL2 and RT5677_PLL2_CTRL2.
That's why those registers are set volatile. However, the status
bit is currently not used by codec driver. So, it should be no
problem if we set them non-volatile.
The purpose of setting them non-volatile is to restore the setting
after a syspend/resume cycle.

Signed-off-by: Bard Liao <bardliao@realtek.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
9 years agoMerge remote-tracking branches 'asoc/topic/wm8962', 'asoc/topic/wm8974' and 'asoc...
Mark Brown [Wed, 23 Dec 2015 00:23:54 +0000 (00:23 +0000)]
Merge remote-tracking branches 'asoc/topic/wm8962', 'asoc/topic/wm8974' and 'asoc/topic/wm9713' into asoc-next

9 years agoMerge remote-tracking branches 'asoc/topic/tegra', 'asoc/topic/topology', 'asoc/topic...
Mark Brown [Wed, 23 Dec 2015 00:23:52 +0000 (00:23 +0000)]
Merge remote-tracking branches 'asoc/topic/tegra', 'asoc/topic/topology', 'asoc/topic/wm8903' and 'asoc/topic/wm8904' into asoc-next

9 years agoMerge remote-tracking branches 'asoc/topic/samsung', 'asoc/topic/sh', 'asoc/topic...
Mark Brown [Wed, 23 Dec 2015 00:23:51 +0000 (00:23 +0000)]
Merge remote-tracking branches 'asoc/topic/samsung', 'asoc/topic/sh', 'asoc/topic/ssm2518' and 'asoc/topic/sti' into asoc-next

9 years agoMerge remote-tracking branches 'asoc/topic/rt286', 'asoc/topic/rt5616' and 'asoc...
Mark Brown [Wed, 23 Dec 2015 00:23:49 +0000 (00:23 +0000)]
Merge remote-tracking branches 'asoc/topic/rt286', 'asoc/topic/rt5616' and 'asoc/topic/rt5677' into asoc-next

9 years agoMerge remote-tracking branches 'asoc/topic/pxa', 'asoc/topic/qcom', 'asoc/topic/rcar...
Mark Brown [Wed, 23 Dec 2015 00:23:46 +0000 (00:23 +0000)]
Merge remote-tracking branches 'asoc/topic/pxa', 'asoc/topic/qcom', 'asoc/topic/rcar', 'asoc/topic/rk3036' and 'asoc/topic/rockchip' into asoc-next

9 years agoMerge remote-tracking branches 'asoc/topic/kcontrol', 'asoc/topic/max98357a' and...
Mark Brown [Wed, 23 Dec 2015 00:23:44 +0000 (00:23 +0000)]
Merge remote-tracking branches 'asoc/topic/kcontrol', 'asoc/topic/max98357a' and 'asoc/topic/mtk' into asoc-next

9 years agoMerge remote-tracking branches 'asoc/topic/fsl-spdif', 'asoc/topic/img' and 'asoc...
Mark Brown [Wed, 23 Dec 2015 00:23:43 +0000 (00:23 +0000)]
Merge remote-tracking branches 'asoc/topic/fsl-spdif', 'asoc/topic/img' and 'asoc/topic/intel' into asoc-next

9 years agoMerge remote-tracking branches 'asoc/topic/dpcm', 'asoc/topic/dwc', 'asoc/topic/fsl...
Mark Brown [Wed, 23 Dec 2015 00:23:40 +0000 (00:23 +0000)]
Merge remote-tracking branches 'asoc/topic/dpcm', 'asoc/topic/dwc', 'asoc/topic/fsl', 'asoc/topic/fsl-asrc' and 'asoc/topic/fsl-esai' into asoc-next

9 years agoMerge remote-tracking branches 'asoc/topic/da7219', 'asoc/topic/dai-link' and 'asoc...
Mark Brown [Wed, 23 Dec 2015 00:23:39 +0000 (00:23 +0000)]
Merge remote-tracking branches 'asoc/topic/da7219', 'asoc/topic/dai-link' and 'asoc/topic/doc' into asoc-next

9 years agoMerge remote-tracking branches 'asoc/topic/atmel-classd', 'asoc/topic/const' and...
Mark Brown [Wed, 23 Dec 2015 00:23:37 +0000 (00:23 +0000)]
Merge remote-tracking branches 'asoc/topic/atmel-classd', 'asoc/topic/const' and 'asoc/topic/da7218' into asoc-next

9 years agoMerge remote-tracking branches 'asoc/topic/ac97', 'asoc/topic/adsp', 'asoc/topic...
Mark Brown [Wed, 23 Dec 2015 00:23:35 +0000 (00:23 +0000)]
Merge remote-tracking branches 'asoc/topic/ac97', 'asoc/topic/adsp', 'asoc/topic/ak4613' and 'asoc/topic/atmel' into asoc-next

9 years agoMerge remote-tracking branch 'asoc/topic/sunxi' into asoc-next
Mark Brown [Wed, 23 Dec 2015 00:23:34 +0000 (00:23 +0000)]
Merge remote-tracking branch 'asoc/topic/sunxi' into asoc-next

9 years agoMerge remote-tracking branch 'asoc/topic/rt5645' into asoc-next
Mark Brown [Wed, 23 Dec 2015 00:23:33 +0000 (00:23 +0000)]
Merge remote-tracking branch 'asoc/topic/rt5645' into asoc-next

9 years agoMerge remote-tracking branch 'asoc/topic/pcm3168a' into asoc-next
Mark Brown [Wed, 23 Dec 2015 00:23:33 +0000 (00:23 +0000)]
Merge remote-tracking branch 'asoc/topic/pcm3168a' into asoc-next

9 years agoMerge remote-tracking branch 'asoc/topic/pcm-list' into asoc-next
Mark Brown [Wed, 23 Dec 2015 00:23:32 +0000 (00:23 +0000)]
Merge remote-tracking branch 'asoc/topic/pcm-list' into asoc-next

9 years agoMerge remote-tracking branch 'asoc/topic/dapm' into asoc-next
Mark Brown [Wed, 23 Dec 2015 00:23:32 +0000 (00:23 +0000)]
Merge remote-tracking branch 'asoc/topic/dapm' into asoc-next

9 years agoMerge remote-tracking branch 'asoc/topic/arizona' into asoc-next
Mark Brown [Wed, 23 Dec 2015 00:23:31 +0000 (00:23 +0000)]
Merge remote-tracking branch 'asoc/topic/arizona' into asoc-next

9 years agoMerge remote-tracking branches 'asoc/fix/davinci', 'asoc/fix/es8328', 'asoc/fix/fsl...
Mark Brown [Wed, 23 Dec 2015 00:23:27 +0000 (00:23 +0000)]
Merge remote-tracking branches 'asoc/fix/davinci', 'asoc/fix/es8328', 'asoc/fix/fsl-sai', 'asoc/fix/rockchip', 'asoc/fix/sgtl5000' and 'asoc/fix/wm8974' into asoc-linus

9 years agoASoC: ac97: Be sure to clamp return value
Linus Walleij [Tue, 22 Dec 2015 14:51:39 +0000 (15:51 +0100)]
ASoC: ac97: Be sure to clamp return value

As we want gpio_chip .get() calls to be able to return negative
error codes and propagate to drivers, we need to go over all
drivers and make sure their return values are clamped to [0,1].
We do this by using the ret = !!(val) design pattern.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
9 years agoASoC: wm8903: Be sure to clamp return value
Linus Walleij [Tue, 22 Dec 2015 14:50:49 +0000 (15:50 +0100)]
ASoC: wm8903: Be sure to clamp return value

As we want gpio_chip .get() calls to be able to return negative
error codes and propagate to drivers, we need to go over all
drivers and make sure their return values are clamped to [0,1].
We do this by using the ret = !!(val) design pattern.

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
9 years agoASoC: wm_adsp: Attach buffers and streams together
Charles Keepax [Tue, 15 Dec 2015 11:29:47 +0000 (11:29 +0000)]
ASoC: wm_adsp: Attach buffers and streams together

The stream is created whilst the compressed stream is opened and a
buffer is created when the DSP powers up. It is necessary at a point
once both the DSP has powered up and the the stream has been opened to
connect a stream to a buffer on the DSP. This is done in the trigger
callback as this is after the DSP has been powered and obviously the
stream must be open. Note that whilst the connect is currently trivial
it is expected that this will get more complex when support for multiple
buffers/streams per DSP is added.

Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
9 years agoASoC: wm_adsp: Add code to locate and initialise compressed buffer
Charles Keepax [Tue, 15 Dec 2015 11:29:46 +0000 (11:29 +0000)]
ASoC: wm_adsp: Add code to locate and initialise compressed buffer

Add code that locates and initialises the buffer of compressed data on
the DSP if the firmware supported compressed data capture. The buffer
struct (wm_adsp_compr_buf) is kept separate from the stream struct
(wm_adsp_compr) this will allow much easier support of multiple
streams of data from the one DSP in the future, although support for
this will not be added in this patch chain.

Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
9 years agoASoC: wm_adsp: Add support for opening a compressed stream
Charles Keepax [Tue, 15 Dec 2015 11:29:45 +0000 (11:29 +0000)]
ASoC: wm_adsp: Add support for opening a compressed stream

Allow user-space to open a compressed stream, although no data will be
passed yet, as part of this adding the ability to define supported
capabilities per firmware and check these match the stream being opened.

Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
9 years agoALSA: compress: Add SND_AUDIOCODEC_BESPOKE
Charles Keepax [Tue, 15 Dec 2015 11:29:44 +0000 (11:29 +0000)]
ALSA: compress: Add SND_AUDIOCODEC_BESPOKE

When working with the compressed framework occasionally vendors will
use esoteric internal audio formats. For such formats it doesn't really
make sense to add an new define to the kernel as their use is not
sufficiently general.

This patch adds a new define SND_AUDIOCODEC_BESPOKE that vendors can use
in such situations.

Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Acked-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
9 years agoASoC: wm_adsp: Factor out finding the location of an algorithm region
Charles Keepax [Tue, 15 Dec 2015 11:29:43 +0000 (11:29 +0000)]
ASoC: wm_adsp: Factor out finding the location of an algorithm region

Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
9 years agoASoC: wm5110: Provide basic hookup for voice control
Charles Keepax [Tue, 15 Dec 2015 11:29:42 +0000 (11:29 +0000)]
ASoC: wm5110: Provide basic hookup for voice control

Register a platform driver for the CODEC and add DAIs that will be used
to connect a compressed record path for the voice control functionality.

Signed-off-by: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
9 years agoMerge branch 'topic/cs47l24' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie...
Mark Brown [Wed, 23 Dec 2015 00:20:47 +0000 (00:20 +0000)]
Merge branch 'topic/cs47l24' of git://git./linux/kernel/git/broonie/sound into asoc-adsp

9 years agoMerge branch 'topic/arizona' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie...
Mark Brown [Wed, 23 Dec 2015 00:20:30 +0000 (00:20 +0000)]
Merge branch 'topic/arizona' of git://git./linux/kernel/git/broonie/sound into asoc-adsp

9 years agoASoC: da7219: Remove support for 32KHz PLL mode
Adam Thomson [Tue, 22 Dec 2015 18:27:56 +0000 (18:27 +0000)]
ASoC: da7219: Remove support for 32KHz PLL mode

PLL mode based on 32KHz master clock not supported in
AB silicon so remove support from the driver.

Signed-off-by: Adam Thomson <Adam.Thomson.Opensource@diasemi.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
9 years agoASoC: da7219: Add support for 1.6V micbias level
Adam Thomson [Tue, 22 Dec 2015 18:27:55 +0000 (18:27 +0000)]
ASoC: da7219: Add support for 1.6V micbias level

HW can provide 1.6V micbias level as well the existing levels
already provided in the driver. This patch adds support for 1.6V
to the DT binding.

Signed-off-by: Adam Thomson <Adam.Thomson.Opensource@diasemi.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
9 years agoASoC: da7219: Remove internal LDO features of codec
Adam Thomson [Tue, 22 Dec 2015 18:27:54 +0000 (18:27 +0000)]
ASoC: da7219: Remove internal LDO features of codec

In AB silicon, the internal LDO is not supported so remove
DT and driver references to this (digital voltage direct from
'VDD' supply)

Signed-off-by: Adam Thomson <Adam.Thomson.Opensource@diasemi.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
9 years agoASoC: da7219: Update REFERENCES reg default, in-line with HW
Adam Thomson [Tue, 22 Dec 2015 18:27:53 +0000 (18:27 +0000)]
ASoC: da7219: Update REFERENCES reg default, in-line with HW

In current AB silicon, BIAS_EN field is enabled by default in the
REFERENCES register, so the regmap default value should reflect
this.

Signed-off-by: Adam Thomson <Adam.Thomson.Opensource@diasemi.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
9 years agoASoC: da7219: Disable regulators on probe() failure
Adam Thomson [Tue, 22 Dec 2015 18:27:51 +0000 (18:27 +0000)]
ASoC: da7219: Disable regulators on probe() failure

If codec probe() function fails after supplies have been enabled
it should really tidy up and disable them again. This patch updates
the probe function to do just that.

Signed-off-by: Adam Thomson <Adam.Thomson.Opensource@diasemi.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
9 years agoASoC: da7219: Fix Sidetone to work regardless of DAI capture
Adam Thomson [Tue, 22 Dec 2015 18:27:52 +0000 (18:27 +0000)]
ASoC: da7219: Fix Sidetone to work regardless of DAI capture

Previously Sidetone would operate only when capture to DAI was in
progress, due to DAPM path configuration. There is no reason why
this should not operate without DAI capture, so this patch updates
the DAPM path accordingly.

Signed-off-by: Adam Thomson <Adam.Thomson.Opensource@diasemi.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
9 years agoASoC: fsl-asoc-card: use different route map for AC'97 mode
Maciej S. Szmigiero [Sun, 20 Dec 2015 20:34:29 +0000 (21:34 +0100)]
ASoC: fsl-asoc-card: use different route map for AC'97 mode

fsl_ssi uses different stream names ("AC97 Playback" / "AC97 Capture")
in AC'97 mode so in this case fsl-asoc-card route map should
also be using them.

Signed-off-by: Maciej S. Szmigiero <mail@maciej.szmigiero.name>
Acked-by: Nicolin Chen <nicoleotsuka@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
9 years agoASoC: fsl_asrc: add support for 8-30kHz output sample rate
Zidan Wang [Fri, 18 Dec 2015 09:00:09 +0000 (17:00 +0800)]
ASoC: fsl_asrc: add support for 8-30kHz output sample rate

Add 8kHz, 11.025kHz, 16kHz, 22.05kHz output sample rate support.

According referance menual, "Limited support for the case when
output sampling rates is between 8kHz and 30kHz. The limitation
is the supported ratio (Fsin/Fsout) range as between 1/24 to 8."

Signed-off-by: Zidan Wang <zidan.wang@freescale.com>
Acked-by: Nicolin Chen <nicoleotsuka@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
9 years agoASoC: atmel_wm8904: add snd_soc_pm_ops
Songjun Wu [Tue, 22 Dec 2015 06:06:42 +0000 (14:06 +0800)]
ASoC: atmel_wm8904: add snd_soc_pm_ops

Sometimes the audio play can not be resumed after it is
suspended. Add snd_soc_pm_ops to execute power management
operations, then this issue is fixed.

Signed-off-by: Songjun Wu <songjun.wu@atmel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
9 years agoASoC: rt5616: rename some alsa control names
Bard Liao [Mon, 21 Dec 2015 02:09:53 +0000 (10:09 +0800)]
ASoC: rt5616: rename some alsa control names

Rename some alsa control name as what they should be.

Signed-off-by: Bard Liao <bardliao@realtek.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
9 years agoASoC: Intel: add NULL test
Julia Lawall [Sun, 20 Dec 2015 11:15:53 +0000 (12:15 +0100)]
ASoC: Intel: add NULL test

Add NULL test on call to devm_kzalloc.

The semantic match that finds this problem is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@
expression x;
identifier fld;
@@

* x = devm_kzalloc(...);
  ... when != x == NULL
  x->fld
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Mark Brown <broonie@kernel.org>
9 years agoASoC: omap-hdmi-audio: add NULL test
Julia Lawall [Sun, 20 Dec 2015 11:15:51 +0000 (12:15 +0100)]
ASoC: omap-hdmi-audio: add NULL test

Add NULL test on call to devm_kzalloc.

The semantic match that finds this problem is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@
expression x;
identifier fld;
@@

* x = devm_kzalloc(...);
  ... when != x == NULL
  x->fld
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Acked-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
9 years agoASoC: imx-pcm-dma: add NULL test
Julia Lawall [Sun, 20 Dec 2015 11:15:50 +0000 (12:15 +0100)]
ASoC: imx-pcm-dma: add NULL test

Add NULL test on call to devm_kzalloc.

The semantic match that finds this problem is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@
expression x;
@@

* x = devm_kzalloc(...);
  ... when != x == NULL
  *x
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Acked-by: Nicolin Chen <nicoleotsuka@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
9 years agoASoC: ssm2518: Use a signed return type for ssm2518_lookup_mcs()
Markus Elfring [Sun, 20 Dec 2015 09:34:25 +0000 (10:34 +0100)]
ASoC: ssm2518: Use a signed return type for ssm2518_lookup_mcs()

The return type "unsigned int" was used by the ssm2518_lookup_mcs()
function even though it will eventually return a negative error code.
Improve this implementation detail by deletion of the type modifier then.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Signed-off-by: Mark Brown <broonie@kernel.org>
9 years agoASoC: rsnd: add Multi channel support
Kuninori Morimoto [Thu, 17 Dec 2015 03:00:10 +0000 (03:00 +0000)]
ASoC: rsnd: add Multi channel support

This patch adds Multi channel support on Renesas R-Car sound.
This patch is tested on Salvator-X board, but it can't use
Multi channel, because supported format is different between
codec chip and R-Car.
Thus, it was tested on board which doesn't mount codec chip,
with oscilloscope.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
9 years agoASoC: da7218: Enable mic level detection reporting to user-space
Adam Thomson [Thu, 3 Dec 2015 17:10:07 +0000 (17:10 +0000)]
ASoC: da7218: Enable mic level detection reporting to user-space

This patch adds support to the codec driver to handle mic level
detect related IRQs, and report these to user-space using a uevent
variable.

The uevent variable string "EVENT=MIC_LEVEL_DETECT" is sent to
user-space, if the mic level detect feature is enabled, and the
audio captured at the chosen mic(s) is above a certain threshold.
User-space can then handle the event accordingly (e.g. process
audio capture stream).

This method was chosen over ALSA control notification for a couple
of reasons:

 1) There's no requirement here for a control to read state from.
    The event is the only thing that's required and of interest.
 2) tinyalsa support for control notifications does not exist so on
    platforms using this over alsa-lib there is a need to add code
    to support this event handling.

Another possible option would be to use the standard Jack reporting
framework but this really does not fit for this kind of event.

Finally, use of the input device framework is not being encouraged,
due to difficulties in enabling apps to access input devices, so
this has also been avoided.

Signed-off-by: Adam Thomson <Adam.Thomson.Opensource@diasemi.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
9 years agoASoC: sun4i-codec: Use proper output for external amp routes
Hans de Goede [Tue, 22 Dec 2015 22:00:17 +0000 (23:00 +0100)]
ASoC: sun4i-codec: Use proper output for external amp routes

An external amp (if any) is connected to the external outputs of the SoC
of course, rather then directly to the internal amp.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
9 years agoASoC: rt5616: add devicetree document for rt5616
Caesar Wang [Tue, 22 Dec 2015 05:45:03 +0000 (13:45 +0800)]
ASoC: rt5616: add devicetree document for rt5616

Add the description for rt5616 codec.

Signed-off-by: Caesar Wang <wxt@rock-chips.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
9 years agoASoC: rt5616: add an of_match table
Caesar Wang [Tue, 22 Dec 2015 05:45:02 +0000 (13:45 +0800)]
ASoC: rt5616: add an of_match table

Add a device tree match table. This serves to make the driver's support
of device tree more explicit.

Signed-off-by: Caesar Wang <wxt@rock-chips.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
9 years agoASoC: mediatek: Turn AFE on/off in runtime resume/suspend
Koro Chen [Tue, 22 Dec 2015 03:11:34 +0000 (11:11 +0800)]
ASoC: mediatek: Turn AFE on/off in runtime resume/suspend

AFE is actually allowed to be turn on before configuration of DAIs
since each DAI has its own enabling control. Turn on/off AFE in
runtime resume/suspend to avoid AFE being shut down when closing a DAI
while other DAIs are still active.

Signed-off-by: Koro Chen <koro.chen@mediatek.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
9 years agoASoC: rt5616: Return error if device ID mismatch
Axel Lin [Tue, 22 Dec 2015 02:16:35 +0000 (10:16 +0800)]
ASoC: rt5616: Return error if device ID mismatch

Signed-off-by: Axel Lin <axel.lin@ingics.com>
Acked-by: Bard Liao <bardliao@realtek.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
9 years agoLinux 4.4-rc6
Linus Torvalds [Mon, 21 Dec 2015 00:06:09 +0000 (16:06 -0800)]
Linux 4.4-rc6

9 years agoMerge tag 'rtc-4.4-3' of git://git.kernel.org/pub/scm/linux/kernel/git/abelloni/linux
Linus Torvalds [Sun, 20 Dec 2015 18:01:11 +0000 (10:01 -0800)]
Merge tag 'rtc-4.4-3' of git://git./linux/kernel/git/abelloni/linux

Pull RTC fixes from Alexandre Belloni:
 "Late fixes for the RTC subsystem for 4.4:

  A fix for a nasty hardware bug in rk808 and an initialization
  reordering in da9063 to fix a possible crash"

* tag 'rtc-4.4-3' of git://git.kernel.org/pub/scm/linux/kernel/git/abelloni/linux:
  rtc: da9063: fix access ordering error during RTC interrupt at system power on
  rtc: rk808: Compensate for Rockchip calendar deviation on November 31st

9 years agortc: da9063: fix access ordering error during RTC interrupt at system power on
Steve Twiss [Tue, 8 Dec 2015 16:28:39 +0000 (16:28 +0000)]
rtc: da9063: fix access ordering error during RTC interrupt at system power on

This fix alters the ordering of the IRQ and device registrations in the RTC
driver probe function. This change will apply to the RTC driver that supports
both DA9063 and DA9062 PMICs.

A problem could occur with the existing RTC driver if:

A system is started from a cold boot using the PMIC RTC IRQ to initiate a
power on operation. For instance, if an RTC alarm is used to start a
platform from power off.
The existing driver IRQ is requested before the device has been properly
registered.
i.e.
    ret = devm_request_threaded_irq()
comes before
    rtc->rtc_dev = devm_rtc_device_register();

In this case, the interrupt can be called before the device has been
registered and the handler can be called immediately. The IRQ handler
da9063_alarm_event() contains the function call

    rtc_update_irq(rtc->rtc_dev, 1, RTC_IRQF | RTC_AF);

which in turn tries to access the unavailable rtc->rtc_dev.

The fix is to reorder the functions inside the RTC probe. The IRQ is
requested after the RTC device resource has been registered so that
get_irq_byname is the last thing to happen.

Signed-off-by: Steve Twiss <stwiss.opensource@diasemi.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
9 years agortc: rk808: Compensate for Rockchip calendar deviation on November 31st
Julius Werner [Tue, 15 Dec 2015 23:02:49 +0000 (15:02 -0800)]
rtc: rk808: Compensate for Rockchip calendar deviation on November 31st

In A.D. 1582 Pope Gregory XIII found that the existing Julian calendar
insufficiently represented reality, and changed the rules about
calculating leap years to account for this. Similarly, in A.D. 2013
Rockchip hardware engineers found that the new Gregorian calendar still
contained flaws, and that the month of November should be counted up to
31 days instead. Unfortunately it takes a long time for calendar changes
to gain widespread adoption, and just like more than 300 years went by
before the last Protestant nation implemented Greg's proposal, we will
have to wait a while until all religions and operating system kernels
acknowledge the inherent advantages of the Rockchip system. Until then
we need to translate dates read from (and written to) Rockchip hardware
back to the Gregorian format.

This patch works by defining Jan 1st, 2016 as the arbitrary anchor date
on which Rockchip and Gregorian calendars are in sync. From that we can
translate arbitrary later dates back and forth by counting the number
of November/December transitons since the anchor date to determine the
offset between the calendars. We choose this method (rather than trying
to regularly "correct" the date stored in hardware) since it's the only
way to ensure perfect time-keeping even if the system may be shut down
for an unknown number of years. The drawback is that other software
reading the same hardware (e.g. mainboard firmware) must use the same
translation convention (including the same anchor date) to be able to
read and write correct timestamps from/to the RTC.

Signed-off-by: Julius Werner <jwerner@chromium.org>
Reviewed-by: Douglas Anderson <dianders@chromium.org>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
9 years agoMerge tag 'tty-4.4-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty
Linus Torvalds [Sun, 20 Dec 2015 01:44:19 +0000 (17:44 -0800)]
Merge tag 'tty-4.4-rc6' of git://git./linux/kernel/git/gregkh/tty

Pull tty/serial fixes from Greg KH:
 "Here are some tty/serial driver fixes for 4.4-rc6 that resolve some
  reported problems.  All of these have been in linux-next.  The details
  are in the shortlog"

* tag 'tty-4.4-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty:
  tty: Fix GPF in flush_to_ldisc()
  serial: earlycon: Add missing spinlock initialization
  serial: sh-sci: Fix length of scatterlist
  n_tty: Fix poll() after buffer-limited eof push read
  serial: 8250_uniphier: fix dl_read and dl_write functions

9 years agoMerge tag 'usb-4.4-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb
Linus Torvalds [Sun, 20 Dec 2015 01:33:58 +0000 (17:33 -0800)]
Merge tag 'usb-4.4-rc6' of git://git./linux/kernel/git/gregkh/usb

Pull USB fixes from Greg KH:
 "Here are some USB and PHY fixes for 4.4-rc6.  All of them resolve some
  reported problems.  Full details in the shortlog"

* tag 'usb-4.4-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb:
  USB: fix invalid memory access in hub_activate()
  USB: ipaq.c: fix a timeout loop
  phy: core: Get a refcount to phy in devm_of_phy_get_by_index()
  phy: cygnus: pcie: add missing of_node_put
  phy: miphy365x: add missing of_node_put
  phy: miphy28lp: add missing of_node_put
  phy: rockchip-usb: add missing of_node_put
  phy: berlin-sata: add missing of_node_put
  phy: mt65xx-usb3: add missing of_node_put
  phy: brcmstb-sata: add missing of_node_put
  phy: sun9i-usb: add USB dependency

9 years agoMerge tag 'md/4.4-rc5-fixes' of git://neil.brown.name/md
Linus Torvalds [Sun, 20 Dec 2015 00:46:46 +0000 (16:46 -0800)]
Merge tag 'md/4.4-rc5-fixes' of git://neil.brown.name/md

Pull md fixes from Neil Brown:
 "Four fixes for md:

   - two recently introduced regressions fixed.
   - one older bug in RAID10 - tagged for -stable since 4.2
   - one minor sysfs api improvement"

* tag 'md/4.4-rc5-fixes' of git://neil.brown.name/md:
  Fix remove_and_add_spares removes drive added as spare in slot_store
  md: fix bug due to nested suspend
  MD: change journal disk role to disk 0
  md/raid10: fix data corruption and crash during resync

9 years agoMerge tag 'powerpc-4.4-5' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc...
Linus Torvalds [Sun, 20 Dec 2015 00:40:48 +0000 (16:40 -0800)]
Merge tag 'powerpc-4.4-5' of git://git./linux/kernel/git/powerpc/linux

Pull powerpc fixes from Michael Ellerman:
 - Partial revert of "powerpc: Individual System V IPC system calls"
 - pr_warn_once on unsupported OPAL_MSG type from Stewart
 - Fix deadlock in opal-irqchip introduced by "Fix double endian
   conversion" from Alistair

* tag 'powerpc-4.4-5' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux:
  powerpc/opal-irqchip: Fix deadlock introduced by "Fix double endian conversion"
  powerpc/powernv: pr_warn_once on unsupported OPAL_MSG type
  Partial revert of "powerpc: Individual System V IPC system calls"

9 years agoMerge tag 'spi-fix-v4.4-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi
Linus Torvalds [Sat, 19 Dec 2015 18:10:43 +0000 (10:10 -0800)]
Merge tag 'spi-fix-v4.4-rc5' of git://git./linux/kernel/git/broonie/spi

Pull spi fixes from Mark Brown:
 "A couple of reference counting bugs here, one in spidev and one with
  holding an extra reference in the core that we never freed if we
  removed a device, plus a driver specific fix.  Both of the refcounting
  bugs are very old but they've only been found by observation so
  hopefully their impact has been low"

* tag 'spi-fix-v4.4-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi:
  spi: fix parent-device reference leak
  spi: spidev: Hold spi_lock over all defererences of spi in release()
  spi-fsl-dspi: Fix CTAR Register access

9 years agoMerge tag 'gpio-v4.4-3' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux...
Linus Torvalds [Sat, 19 Dec 2015 18:05:00 +0000 (10:05 -0800)]
Merge tag 'gpio-v4.4-3' of git://git./linux/kernel/git/linusw/linux-gpio

Pull GPIO fixes from Linus Walleij:
 "Some GPIO fixes for the v4.4 series.  Most prominent: I revert the
  error propagation from the .get() function until we can fix up all the
  drivers properly for v4.5.

   - Revert the error number propagation from the .get() vtable entry
     temporarily, until we make the proper fixes to all drivers.
   - Fix the clamping behaviour in the generic GPIO driver.
   - Driver fix for the ath79 driver"

* tag 'gpio-v4.4-3' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio:
  gpio: revert get() to non-errorprogating behaviour
  gpio: generic: clamp values from bgpio_get_set()
  gpio: ath79: Fix the logic to clear offset bit of AR71XX_GPIO_REG_OE register

9 years agoMerge tag 'pinctrl-v4.4-3' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw...
Linus Torvalds [Sat, 19 Dec 2015 18:01:03 +0000 (10:01 -0800)]
Merge tag 'pinctrl-v4.4-3' of git://git./linux/kernel/git/linusw/linux-pinctrl

Pull pin control fixes from Linus Walleij:
 - Driver fixes for Freescale i.MX7D, Intel, Broadcom 2835
 - One MAINTAINERS entry

* tag 'pinctrl-v4.4-3' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl:
  MAINTAINERS: pinctrl: Add maintainers for pinctrl-single
  pinctrl: bcm2835: Fix initial value for direction_output
  pinctrl: intel: fix offset calculation issue of register PAD_OWN
  pinctrl: intel: fix bug of register offset calculation
  pinctrl: freescale: add ZERO_OFFSET_VALID flag for vf610 pinctrl

9 years agoMerge branch 'i2c/for-current' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa...
Linus Torvalds [Sat, 19 Dec 2015 17:52:44 +0000 (09:52 -0800)]
Merge branch 'i2c/for-current' of git://git./linux/kernel/git/wsa/linux

Pull i2c fixes from Wolfram Sang:
 "A set of 'usual' driver bugfixes for the I2C subsystem"

* 'i2c/for-current' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux:
  i2c: rcar: disable runtime PM correctly in slave mode
  i2c: designware: Keep pm_runtime_enable/_disable calls in sync
  i2c: designware: fix IO timeout issue for AMD controller
  i2c: imx: init bus recovery info before adding i2c adapter
  i2c: do not use 0x in front of %pa
  i2c: davinci: Increase module clock frequency
  i2c: mv64xxx: The n clockdiv factor is 0 based on sunxi SoCs
  i2c: rk3x: populate correct variable for sda_falling_time

9 years agoMerge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input
Linus Torvalds [Sat, 19 Dec 2015 17:51:11 +0000 (09:51 -0800)]
Merge branch 'for-linus' of git://git./linux/kernel/git/dtor/input

Pull input fixes from Dmitry Torokhov:
 "Just a few assorted driver fixes"

* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input:
  Input: elants_i2c - fix wake-on-touch
  Input: elan_i2c - set input device's vendor and product IDs
  Input: sun4i-lradc-keys - fix typo in binding documentation
  Input: atmel_mxt_ts - add maxtouch to I2C table for module autoload
  Input: arizona-haptic - fix disabling of haptics device
  Input: aiptek - fix crash on detecting device without endpoints
  Input: atmel_mxt_ts - add generic platform data for Chromebooks
  Input: parkbd - clear unused function pointers
  Input: walkera0701 - clear unused function pointers
  Input: turbografx - clear unused function pointers
  Input: gamecon - clear unused function pointers
  Input: db9 - clear unused function pointers

9 years agoASoC: rt5616: add rt5616 codec driver
Bard Liao [Tue, 15 Dec 2015 06:57:41 +0000 (14:57 +0800)]
ASoC: rt5616: add rt5616 codec driver

This is the initial codec driver for rt5616.

Signed-off-by: Bard Liao <bardliao@realtek.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
9 years agoASoC: Intel: Atom: flip logic for gain Switch
Pierre-Louis Bossart [Fri, 18 Dec 2015 02:35:48 +0000 (20:35 -0600)]
ASoC: Intel: Atom: flip logic for gain Switch

The upstreamed code modified the control names from Mute to
Switch without changing the logic. To get audio working the Switch
needs to be off which isn't aligned with normal ALSA conventions.

Inverting the logic now so that Switch Off means mute and Switch On
means active audio using the specific volume setting.

Signed-off-by: Sebastien Guiriec <sebastien.guiriec@intel.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
9 years agoASoC: Intel: Atom: clean-up compressed DAI definition
Pierre-Louis Bossart [Fri, 18 Dec 2015 02:35:47 +0000 (20:35 -0600)]
ASoC: Intel: Atom: clean-up compressed DAI definition

the fields channels_min, channels_max, rate and formats are
irrelevant for compressed playback, they will depend on the
content. This was probably a copy-paste mistake to have
them in the first place

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
9 years agoASoC: Intel: Atom: add 24-bit support for media playback and capture
Pierre-Louis Bossart [Fri, 18 Dec 2015 02:35:46 +0000 (20:35 -0600)]
ASoC: Intel: Atom: add 24-bit support for media playback and capture

DSP firmware supports 24-bit data, expose functionality to
userspace/apps.

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
9 years agoASoC: Intel: boards: add DEEP_BUFFER support for BYT/CHT/BSW
Pierre-Louis Bossart [Fri, 18 Dec 2015 02:35:45 +0000 (20:35 -0600)]
ASoC: Intel: boards: add DEEP_BUFFER support for BYT/CHT/BSW

Add dai links to enable additional playback stream with deeper
buffer for lower power consumption.
The normal and DEEP_buffer streams are not mutually exclusive,
content will be mixed by the DSP.

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
9 years agoASoc: Intel: Atom: add deep buffer definitions for atom platforms
Pierre-Louis Bossart [Fri, 18 Dec 2015 02:35:44 +0000 (20:35 -0600)]
ASoc: Intel: Atom: add deep buffer definitions for atom platforms

Add definitions for MERR_DPCM_DEEP_BUFFER AND PIPE_MEDIA3_IN
Add relevant cpu-dai and dai link names

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
9 years agoASoC: Intel: tag byt-rt5640 machine driver as deprecated
Pierre-Louis Bossart [Fri, 18 Dec 2015 02:35:43 +0000 (20:35 -0600)]
ASoC: Intel: tag byt-rt5640 machine driver as deprecated

All the functionality was merged in DPCM-based driver,
keep older driver to avoid breaking userspace but
tag it as unsupported/deprecated

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
9 years agoASoC: Intel: boards: merge DMI-based quirks in bytcr-rt5640 driver
Pierre-Louis Bossart [Fri, 18 Dec 2015 02:35:42 +0000 (20:35 -0600)]
ASoC: Intel: boards: merge DMI-based quirks in bytcr-rt5640 driver

Merge DMI quirks for various machines such as Asus T100
and clean-up code

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
9 years agoASoC: Intel: boards: start merging byt-rt5640 drivers
Pierre-Louis Bossart [Fri, 18 Dec 2015 02:35:41 +0000 (20:35 -0600)]
ASoC: Intel: boards: start merging byt-rt5640 drivers

first renaming and reducing delta with byt-rt5640 code before
dmi-based quirks are enabled

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
9 years agoASoC: Intel: boards: align pin names between byt-rt5640 drivers
Pierre-Louis Bossart [Fri, 18 Dec 2015 02:35:40 +0000 (20:35 -0600)]
ASoC: Intel: boards: align pin names between byt-rt5640 drivers

initial cleanup to use same pins

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
9 years agoASoC: Intel: bytcr_rt5640: set SSP to I2S mode 2ch
Sebastien Guiriec [Fri, 18 Dec 2015 02:35:39 +0000 (20:35 -0600)]
ASoC: Intel: bytcr_rt5640: set SSP to I2S mode 2ch

Using the hw_fixup function in order to overwrite the default SSP
setting for Audio DSP port connected to the codec. Instead of
TDM 4ch use I2S 2ch 24 bits.

Signed-off-by: Sebastien Guiriec <sebastien.guiriec@intel.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
9 years agoi2c: rcar: disable runtime PM correctly in slave mode
Wolfram Sang [Wed, 16 Dec 2015 19:05:18 +0000 (20:05 +0100)]
i2c: rcar: disable runtime PM correctly in slave mode

When we also are I2C slave, we need to disable runtime PM because the
address detection mechanism needs to be active all the time. However, we
can reenable runtime PM once the slave instance was unregistered. So,
use pm_runtime_get_sync/put to achieve this, since it has proper
refcounting. pm_runtime_allow/forbid is like a global knob controllable
from userspace which is unsuitable here.

Signed-off-by: Wolfram Sang <wsa+renesas@sang-engineering.com>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Cc: stable@kernel.org
9 years agoMerge tag 'pm+acpi-4.4-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael...
Linus Torvalds [Sat, 19 Dec 2015 05:01:35 +0000 (21:01 -0800)]
Merge tag 'pm+acpi-4.4-rc6' of git://git./linux/kernel/git/rafael/linux-pm

Pull power management fixes from Rafael Wysocki:
 "These fix a potential regression introduced during the 4.3 cycle
  (generic power domains framework), a nasty bug that has been present
  forever (power capping RAPL driver), a build issue (Tegra cpufreq
  driver) and a minor ugliness introduced recently (intel_pstate).

  Specifics:

   - Fix a potential regression in the generic power domains framework
     introduced during the 4.3 development cycle that may lead to
     spurious failures of system suspend in certain situations (Ulf
     Hansson).

   - Fix a problem in the power capping RAPL (Running Average Power
     Limits) driver that causes it to initialize successfully on some
     systems where it is not supposed to do that which is due to an
     incorrect check in an initialization routine (Prarit Bhargava).

   - Fix a build problem in the cpufreq Tegra driver that depends on the
     regulator framework, but that dependency is not reflected in
     Kconfig (Arnd Bergmann).

   - Fix a recent mistake in the intel_pstate driver where a numeric
     constant is used directly instead of a symbol defined specifically
     for the case in question (Prarit Bhargava)"

* tag 'pm+acpi-4.4-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
  powercap / RAPL: fix BIOS lock check
  cpufreq: intel_pstate: Minor cleanup for FRAC_BITS
  cpufreq: tegra: add regulator dependency for T124
  PM / Domains: Allow runtime PM callbacks to be re-used during system PM

9 years agoMerge tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi
Linus Torvalds [Sat, 19 Dec 2015 04:35:35 +0000 (20:35 -0800)]
Merge tag 'scsi-fixes' of git://git./linux/kernel/git/jejb/scsi

Pull SCSI fixes from James Bottomley:
 "Three fixes this time, two in SES picked up by KASAN for various types
  of buffer overrun.  The first is a USB array which returns page 8
  whatever is asked for and causes us to overrun with incorrect data
  format assumptions and the second is an invalid iteration of page 10
  (the additional information page).

  The final fix is a reversion of a NULL deref fix which caused
  suspend/resume not to be called in pairs leading to incorrect device
  operation (Jens has queued a more proper fix for the problem in
  block)"

* tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi:
  ses: fix additional element traversal bug
  Revert "SCSI: Fix NULL pointer dereference in runtime PM"
  ses: Fix problems with simple enclosures

9 years agoInput: elants_i2c - fix wake-on-touch
James Chen [Fri, 18 Dec 2015 23:51:48 +0000 (15:51 -0800)]
Input: elants_i2c - fix wake-on-touch

When sending "SLEEP" command to the controller it ceases scanning
completely and is unable to wake the system up from sleep, so if it is
configured as a wakeup source we should simply configure interrupt for
wakeup and rely on idle logic within the controller to reduce power
consumption while it is not used.

Signed-off-by: James Chen <james.chen@emc.com.tw>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
9 years agoMerge tag 'media/v4.4-3' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab...
Linus Torvalds [Fri, 18 Dec 2015 23:41:35 +0000 (15:41 -0800)]
Merge tag 'media/v4.4-3' of git://git./linux/kernel/git/mchehab/linux-media

Pull media fixes from Mauro Carvalho Chehab.

* tag 'media/v4.4-3' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media:
  [media] airspy: increase USB control message buffer size
  [media] hackrf: move RF gain ctrl enable behind module parameter
  [media] hackrf: fix possible null ptr on debug printing
  [media] Revert "[media] ivtv: avoid going past input/audio array"

9 years agoMerge branch 'for-linus-4.4' of git://git.kernel.org/pub/scm/linux/kernel/git/mason...
Linus Torvalds [Fri, 18 Dec 2015 23:35:08 +0000 (15:35 -0800)]
Merge branch 'for-linus-4.4' of git://git./linux/kernel/git/mason/linux-btrfs

Pull btrfs fixes from Chris Mason:
 "A couple of small fixes"

* 'for-linus-4.4' of git://git.kernel.org/pub/scm/linux/kernel/git/mason/linux-btrfs:
  Btrfs: check prepare_uptodate_page() error code earlier
  Btrfs: check for empty bitmap list in setup_cluster_bitmaps
  btrfs: fix misleading warning when space cache failed to load
  Btrfs: fix transaction handle leak in balance
  Btrfs: fix unprotected list move from unused_bgs to deleted_bgs list

9 years agoMerge branch 'akpm' (patches from Andrew)
Linus Torvalds [Fri, 18 Dec 2015 22:25:57 +0000 (14:25 -0800)]
Merge branch 'akpm' (patches from Andrew)

Merge misc fixes from Andrew Morton:
 "Three patches"

* emailed patches from Andrew Morton <akpm@linux-foundation.org>:
  include/linux/mmdebug.h: should include linux/bug.h
  mm/zswap: change incorrect strncmp use to strcmp
  proc: fix -ESRCH error when writing to /proc/$pid/coredump_filter

9 years agoinclude/linux/mmdebug.h: should include linux/bug.h
James Morse [Fri, 18 Dec 2015 22:22:07 +0000 (14:22 -0800)]
include/linux/mmdebug.h: should include linux/bug.h

mmdebug.h uses BUILD_BUG_ON_INVALID(), assuming someone else included
linux/bug.h.  Include it ourselves.

This saves build-failures such as:

  arch/arm64/include/asm/pgtable.h: In function 'set_pte_at':
  arch/arm64/include/asm/pgtable.h:281:3: error: implicit declaration of function 'BUILD_BUG_ON_INVALID' [-Werror=implicit-function-declaration]
   VM_WARN_ONCE(!pte_young(pte),

Fixes: 02602a18c32d7 ("bug: completely remove code generated by disabled VM_BUG_ON()")
Signed-off-by: James Morse <james.morse@arm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
9 years agomm/zswap: change incorrect strncmp use to strcmp
Dan Streetman [Fri, 18 Dec 2015 22:22:04 +0000 (14:22 -0800)]
mm/zswap: change incorrect strncmp use to strcmp

Change the use of strncmp in zswap_pool_find_get() to strcmp.

The use of strncmp is no longer correct, now that zswap_zpool_type is
not an array; sizeof() will return the size of a pointer, which isn't
the right length to compare.  We don't need to use strncmp anyway,
because the existing params and the passed in params are all guaranteed
to be null terminated, so strcmp should be used.

Signed-off-by: Dan Streetman <ddstreet@ieee.org>
Reported-by: Weijie Yang <weijie.yang@samsung.com>
Cc: Seth Jennings <sjennings@variantweb.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
9 years agoproc: fix -ESRCH error when writing to /proc/$pid/coredump_filter
Colin Ian King [Fri, 18 Dec 2015 22:22:01 +0000 (14:22 -0800)]
proc: fix -ESRCH error when writing to /proc/$pid/coredump_filter

Writing to /proc/$pid/coredump_filter always returns -ESRCH because commit
774636e19ed51 ("proc: convert to kstrto*()/kstrto*_from_user()") removed
the setting of ret after the get_proc_task call and incorrectly left it as
-ESRCH.  Instead, return 0 when successful.

Example breakage:

  echo 0 > /proc/self/coredump_filter
  bash: echo: write error: No such process

Fixes: 774636e19ed51 ("proc: convert to kstrto*()/kstrto*_from_user()")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Acked-by: Kees Cook <keescook@chromium.org>
Cc: <stable@vger.kernel.org> [4.3+]
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
9 years agoMerge tag 'hwmon-for-linus-v4.4-rc6' of git://git.kernel.org/pub/scm/linux/kernel...
Linus Torvalds [Fri, 18 Dec 2015 20:51:52 +0000 (12:51 -0800)]
Merge tag 'hwmon-for-linus-v4.4-rc6' of git://git./linux/kernel/git/groeck/linux-staging

Pull hwmon fixes from Guenter Roeck:

 - Select CONFIG_BITREVERSE for sht15 driver to avoid build failure if
   it is not configured.

 - Force wait for conversion time for the first valid data in tmp102
   driver to avoid reporting erroneous data to the thermal subsystem.

* tag 'hwmon-for-linus-v4.4-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging:
  hwmon: (sht15) Select CONFIG_BITREVERSE
  hwmon: (tmp102) Force wait for conversion time for the first valid data

9 years agoMerge tag 'iommu-fixes-v4.4-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git...
Linus Torvalds [Fri, 18 Dec 2015 20:38:35 +0000 (12:38 -0800)]
Merge tag 'iommu-fixes-v4.4-rc5' of git://git./linux/kernel/git/joro/iommu

Pull IOMMU fixes from Joerg Roedel:
 "Two similar fixes for the Intel and AMD IOMMU drivers to add proper
  access checks before calling handle_mm_fault"

* tag 'iommu-fixes-v4.4-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu:
  iommu/vt-d: Do access checks before calling handle_mm_fault()
  iommu/amd: Do proper access checking before calling handle_mm_fault()

9 years agoMerge tag 'for-linus-4.4-rc5-tag' of git://git.kernel.org/pub/scm/linux/kernel/git...
Linus Torvalds [Fri, 18 Dec 2015 20:24:52 +0000 (12:24 -0800)]
Merge tag 'for-linus-4.4-rc5-tag' of git://git./linux/kernel/git/xen/tip

Pull xen bug fixes from David Vrabel:
 - XSA-155 security fixes to backend drivers.
 - XSA-157 security fixes to pciback.

* tag 'for-linus-4.4-rc5-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip:
  xen-pciback: fix up cleanup path when alloc fails
  xen/pciback: Don't allow MSI-X ops if PCI_COMMAND_MEMORY is not set.
  xen/pciback: For XEN_PCI_OP_disable_msi[|x] only disable if device has MSI(X) enabled.
  xen/pciback: Do not install an IRQ handler for MSI interrupts.
  xen/pciback: Return error on XEN_PCI_OP_enable_msix when device has MSI or MSI-X enabled
  xen/pciback: Return error on XEN_PCI_OP_enable_msi when device has MSI or MSI-X enabled
  xen/pciback: Save xen_pci_op commands before processing it
  xen-scsiback: safely copy requests
  xen-blkback: read from indirect descriptors only once
  xen-blkback: only read request operation from shared ring once
  xen-netback: use RING_COPY_REQUEST() throughout
  xen-netback: don't use last request to determine minimum Tx credit
  xen: Add RING_COPY_REQUEST()
  xen/x86/pvh: Use HVM's flush_tlb_others op
  xen: Resume PMU from non-atomic context
  xen/events/fifo: Consume unprocessed events when a CPU dies

9 years agoMerge tag 'arc-fixes-for-4.4-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git...
Linus Torvalds [Fri, 18 Dec 2015 20:19:01 +0000 (12:19 -0800)]
Merge tag 'arc-fixes-for-4.4-rc6' of git://git./linux/kernel/git/vgupta/arc

Pull ARC architecture fixes from Vineet Gupta:
 "Fixes for:

 - perf interrupts on SMP: Not enabled (at boot) and disabled (at runtime)
 - stack unwinder regression (for modules, ignoring dwarf3)
 - nsim hosed for non default kernel link base builds"

* tag 'arc-fixes-for-4.4-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/vgupta/arc:
  ARC: smp: Rename platform hook @init_cpu_smp -> @init_per_cpu
  ARC: rename smp operation init_irq_cpu() to init_per_cpu()
  ARC: dw2 unwind: Ignore CIE version !=1 gracefully instead of bailing
  ARC: dw2 unwind: Reinstante unwinding out of modules
  ARC: [plat-sim] unbork non default CONFIG_LINUX_LINK_BASE
  ARC: intc: Document arc_request_percpu_irq() better
  ARCv2: perf: Ensure perf intr gets enabled on all cores
  ARC: intc: No need to clear IRQ_NOAUTOEN
  ARCv2: intc: Fix random perf irq disabling in SMP setup
  ARC: [axs10x] cap ethernet phy to 100 Mbit/sec

9 years agoMerge tag 'sound-4.4-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai...
Linus Torvalds [Fri, 18 Dec 2015 19:47:06 +0000 (11:47 -0800)]
Merge tag 'sound-4.4-rc6' of git://git./linux/kernel/git/tiwai/sound

Pull sound fixes from Takashi Iwai:
 "As usual in rc6, this update contains only a few HD-audio and
  USB-audio device-specific quirks: yet another Thinkpad noise fixes,
  Dell headphone mic fixes, and AudioQuest DragonFly fixes"

* tag 'sound-4.4-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound:
  ALSA: hda - Add a fixup for Thinkpad X1 Carbon 2nd
  ALSA: hda - Set codec to D3 at reboot/shutdown on Thinkpads
  ALSA: hda - Apply click noise workaround for Thinkpads generically
  ALSA: hda - Fix headphone mic input on a few Dell ALC293 machines
  ALSA: usb-audio: Add sample rate inquiry quirk for AudioQuest DragonFly
  ALSA: usb-audio: Add a more accurate volume quirk for AudioQuest DragonFly

9 years agoMerge tag 'for-linus-20151217' of git://git.infradead.org/linux-mtd
Linus Torvalds [Fri, 18 Dec 2015 19:19:16 +0000 (11:19 -0800)]
Merge tag 'for-linus-20151217' of git://git.infradead.org/linux-mtd

Pull MTD fixes from Brian Norris:
 "I was holding out on this pull request for a bit, since there are a
  few other small issues being discussed that look like 4.4-rc
  regressions.  Hopefully I can get those stabilized soon, but these are
  ready at any rate:

   - A little bit of a last-minute change for the device tree "fixed
     partition" binding.  This is needed because we might want to reuse
     the 'partitions' subnode for other sorts of partitioning
     descriptions -- e.g., for describing which on-flash partition
     format(s) might be used on the system.

   - Also tone down a warning message, since it is probably going to
     show up on a lot of systems where it should just be ignored"

* tag 'for-linus-20151217' of git://git.infradead.org/linux-mtd:
  doc: dt: mtd: partitions: add compatible property to "partitions" node
  mtd: ofpart: don't complain about missing 'partitions' node too loudly

9 years agoUSB: fix invalid memory access in hub_activate()
Alan Stern [Wed, 16 Dec 2015 18:32:38 +0000 (13:32 -0500)]
USB: fix invalid memory access in hub_activate()

Commit 8520f38099cc ("USB: change hub initialization sleeps to
delayed_work") changed the hub_activate() routine to make part of it
run in a workqueue.  However, the commit failed to take a reference to
the usb_hub structure or to lock the hub interface while doing so.  As
a result, if a hub is plugged in and quickly unplugged before the work
routine can run, the routine will try to access memory that has been
deallocated.  Or, if the hub is unplugged while the routine is
running, the memory may be deallocated while it is in active use.

This patch fixes the problem by taking a reference to the usb_hub at
the start of hub_activate() and releasing it at the end (when the work
is finished), and by locking the hub interface while the work routine
is running.  It also adds a check at the start of the routine to see
if the hub has already been disconnected, in which nothing should be
done.

Signed-off-by: Alan Stern <stern@rowland.harvard.edu>
Reported-by: Alexandru Cornea <alexandru.cornea@intel.com>
Tested-by: Alexandru Cornea <alexandru.cornea@intel.com>
Fixes: 8520f38099cc ("USB: change hub initialization sleeps to delayed_work")
CC: <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years agoUSB: ipaq.c: fix a timeout loop
Dan Carpenter [Wed, 16 Dec 2015 11:06:37 +0000 (14:06 +0300)]
USB: ipaq.c: fix a timeout loop

The code expects the loop to end with "retries" set to zero but, because
it is a post-op, it will end set to -1.  I have fixed this by moving the
decrement inside the loop.

Fixes: 014aa2a3c32e ('USB: ipaq: minor ipaq_open() cleanup.')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
9 years ago[media] airspy: increase USB control message buffer size
Antti Palosaari [Mon, 26 Oct 2015 20:58:14 +0000 (18:58 -0200)]
[media] airspy: increase USB control message buffer size

Driver requested device firmware version string during probe using
only 24 byte long buffer. That buffer is too small for newer firmware
versions, which causes device firmware hang - device stops responding
to any commands after that. Increase buffer size to 128 which should
be enough for any current and future version strings.

Link: https://github.com/airspy/host/issues/27
Cc: <stable@vger.kernel.org> # 3.17+
Reported-by: Benjamin Vernoux <bvernoux@gmail.com>
Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>
9 years ago[media] hackrf: move RF gain ctrl enable behind module parameter
Antti Palosaari [Fri, 23 Oct 2015 22:01:31 +0000 (20:01 -0200)]
[media] hackrf: move RF gain ctrl enable behind module parameter

Used Avago MGA-81563 RF amplifier could be destroyed pretty easily
with too strong signal or transmitting to bad antenna.
Add module parameter 'enable_rf_gain_ctrl' which allows enabling
RF gain control - otherwise, default without the module parameter,
RF gain control is set to 'grabbed' state which prevents setting
value to the control.

Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@osg.samsung.com>