Commit Graph

602 Commits

Author SHA1 Message Date
Cezary Rojewski
2de16f6169 ASoC: Intel: Skylake: Fix mem leak when parsing UUIDs fails
[ Upstream commit 168d97844a61db302dec76d44406e9d4d7106b8e ]

Error path in snd_skl_parse_uuids() shall free last allocated module if
its instance_id allocation fails.

Fixes: f8e0665211 ("ASoC: Intel: Skylake: Fix uuid_module memory leak in failure case")
Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com>
Signed-off-by: Amadeusz Sławiński <amadeuszx.slawinski@linux.intel.com>
Link: https://lore.kernel.org/r/20231026082558.1864910-1-amadeuszx.slawinski@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2023-11-20 11:06:52 +01:00
Pierre-Louis Bossart
185c141946 ASoC: Intel/SOF: use set_stream() instead of set_tdm_slots() for HDAudio
commit 636110411ca726f19ef8e87b0be51bb9a4cdef06 upstream.

Overloading the tx_mask with a linear value is asking for trouble and
only works because the codec_dai hw_params() is called before the
cpu_dai hw_params().

Move to the more generic set_stream() API to pass the hdac_stream
information.

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Rander Wang <rander.wang@intel.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@intel.com>
Signed-off-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Link: https://lore.kernel.org/r/20211224021034.26635-6-yung-chuan.liao@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Cc: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2023-01-14 10:16:28 +01:00
Cezary Rojewski
c2eb1a3877 ASoC: Intel: Skylake: Fix driver hang during shutdown
[ Upstream commit 171107237246d66bce04f3769d33648f896b4ce3 ]

AudioDSP cores and HDAudio links need to be turned off on shutdown to
ensure no communication or data transfer occurs during the procedure.

Fixes: c5a76a2469 ("ASoC: Intel: Skylake: Add shutdown callback")
Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com>
Tested-by: Lukasz Majczak <lma@semihlaf.com>
Link: https://lore.kernel.org/r/20221205085330.857665-6-cezary.rojewski@intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2023-01-14 10:16:21 +01:00
Pierre-Louis Bossart
d3a8925d6c ALSA/ASoC: hda: move/rename snd_hdac_ext_stop_streams to hdac_stream.c
[ Upstream commit 12054f0ce8be7d2003ec068ab27c9eb608397b98 ]

snd_hdac_ext_stop_streams() has really nothing to do with the
extension, it just loops over the bus streams.

Move it to the hdac_stream layer and rename to remove the 'ext'
prefix and add the precision that the chip will also be stopped.

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Kai Vehmanen <kai.vehmanen@intel.com>
Reviewed-by: Péter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Reviewed-by: Cezary Rojewski <cezary.rojewski@intel.com>
Link: https://lore.kernel.org/r/20211216231128.344321-2-pierre-louis.bossart@linux.intel.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Stable-dep-of: 171107237246 ("ASoC: Intel: Skylake: Fix driver hang during shutdown")
Signed-off-by: Sasha Levin <sashal@kernel.org>
2023-01-14 10:16:20 +01:00
Peter Ujfalusi
cd201332cc ASoC: Intel: Skylake: Correct the handling of fmt_config flexible array
[ Upstream commit fc976f5629afb4160ee77798b14a693eac903ffd ]

The struct nhlt_format's fmt_config is a flexible array, it must not be
used as normal array.
When moving to the next nhlt_fmt_cfg we need to take into account the data
behind the ->config.caps (indicated by ->config.size).

The logic of the code also changed: it is no longer saves the _last_
fmt_cfg for all found rates.

Fixes: bc2bd45b1f ("ASoC: Intel: Skylake: Parse nhlt and register clock device")
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: Cezary Rojewski <cezary.rojewski@intel.com>
Link: https://lore.kernel.org/r/20220630065638.11183-3-peter.ujfalusi@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2022-07-21 21:20:05 +02:00
Peter Ujfalusi
fbb87a0ed2 ASoC: Intel: Skylake: Correct the ssp rate discovery in skl_get_ssp_clks()
[ Upstream commit 219af251bd1694bce1f627d238347d2eaf13de61 ]

The present flag is only set once when one rate has been found to be saved.
This will effectively going to ignore any rate discovered at later time and
based on the code, this is not the intention.

Fixes: bc2bd45b1f ("ASoC: Intel: Skylake: Parse nhlt and register clock device")
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@linux.intel.com>
Reviewed-by: Cezary Rojewski <cezary.rojewski@intel.com>
Link: https://lore.kernel.org/r/20220630065638.11183-2-peter.ujfalusi@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2022-07-21 21:20:05 +02:00
Gustaw Lewandowski
be69ed7bb9 ASoC: Intel: Skylake: Fix passing loadable flag for module
[ Upstream commit c5ed9c547cba1dc1238c6e8a0c290fd62ee6e127 ]

skl_get_module_info() tries to set mconfig->module->loadable before
mconfig->module has been assigned thus flag was always set to false
and driver did not try to load module binaries.

Signed-off-by: Gustaw Lewandowski <gustaw.lewandowski@linux.intel.com>
Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com>
Tested-by: Lukasz Majczak <lma@semihalf.com>
Link: https://lore.kernel.org/r/20210818075742.1515155-7-cezary.rojewski@intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2021-09-18 13:40:31 +02:00
Cezary Rojewski
4a48ed4794 ASoC: Intel: Skylake: Fix module configuration for KPB and MIXER
[ Upstream commit e4e0633bcadc950b4b4af06c7f1bb7f7e3e86321 ]

KeyPhrasebuffer, Mixin and Mixout modules configuration is described by
firmware's basic module configuration structure. There are no extended
parameters required. Update functions taking part in building
INIT_INSTANCE IPC payload to reflect that.

Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com>
Tested-by: Lukasz Majczak <lma@semihalf.com>
Link: https://lore.kernel.org/r/20210818075742.1515155-6-cezary.rojewski@intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2021-09-18 13:40:31 +02:00
Cezary Rojewski
dd903083cb ASoC: Intel: Skylake: Fix module resource and format selection
[ Upstream commit e8b374b649afe756c2470e0e6668022e90bf8518 ]

Module configuration may differ between its instances depending on
resources required and input and output audio format. Available
parameters to select from are stored in module resource and interface
(format) lists. These come from topology, together with description of
each of pipe's modules.

Ignoring index value provided by topology and relying always on 0th
entry leads to unexpected module behavior due to under/overbudged
resources assigned or impropper format selection. Fix by taking entry at
index specified by topology.

Fixes: f6fa56e225 ("ASoC: Intel: Skylake: Parse and update module config structure")
Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com>
Tested-by: Lukasz Majczak <lma@semihalf.com>
Link: https://lore.kernel.org/r/20210818075742.1515155-5-cezary.rojewski@intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2021-09-15 09:50:43 +02:00
Cezary Rojewski
b0159dbd1d ASoC: Intel: Skylake: Leave data as is when invoking TLV IPCs
[ Upstream commit 126b3422adc80f29d2129db7f61e0113a8a526c6 ]

Advancing pointer initially fixed issue for some users but caused
regression for others. Leave data as it to make it easier for end users
to adjust their topology files if needed.

Fixes: a8cd7066f0 ("ASoC: Intel: Skylake: Strip T and L from TLV IPCs")
Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com>
Tested-by: Lukasz Majczak <lma@semihalf.com>
Link: https://lore.kernel.org/r/20210818075742.1515155-3-cezary.rojewski@intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2021-09-15 09:50:43 +02:00
Cezary Rojewski
4ebb3b797a ASoC: Intel: Skylake: Compile when any configuration is selected
[ Upstream commit 1b99d50b9709a2cddaba4a7faf1862b4f7bec865 ]

Skylake is dependent on SND_SOC_INTEL_SKYLAKE (aka "all SST platforms")
whereas selecting specific configuration such as KBL-only will not
cause driver code to compile. Switch to SND_SOC_INTEL_SKYLAKE_COMMON
dependency so selecting any configuration causes the driver to be built.

Reported-by: Kai-Heng Feng <kai.heng.feng@canonical.com>
Suggested-by: Amadeusz Sławiński <amadeuszx.slawinski@linux.intel.com>
Fixes: 35bc99aaa1 ("ASoC: Intel: Skylake: Add more platform granularity")
Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com>
Link: https://lore.kernel.org/r/20210125115441.10383-1-cezary.rojewski@intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2021-05-14 09:50:29 +02:00
Ricardo Ribalda
439ac48a33 ASoC: Intel: Skylake: Zero snd_ctl_elem_value
[ Upstream commit 1d8fe0648e118fd495a2cb393a34eb8d428e7808 ]

Clear struct snd_ctl_elem_value before calling ->put() to avoid any data
leak.

Signed-off-by: Ricardo Ribalda <ribalda@chromium.org>
Reviewed-by: Cezary Rojewski <cezary.rojewski@intel.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20210121171644.131059-2-ribalda@chromium.org
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2021-02-13 13:55:04 +01:00
Ricardo Ribalda
5f78c6ce1f ASoC: Intel: Skylake: skl-topology: Fix OOPs ib skl_tplg_complete
[ Upstream commit c1c3ba1f78354a20222d291ed6fedd17b7a74fd7 ]

If dobj->control is not initialized we end up in an OOPs during
skl_tplg_complete:

[   26.553358] BUG: kernel NULL pointer dereference, address:
0000000000000078
[   26.561151] #PF: supervisor read access in kernel mode
[   26.566897] #PF: error_code(0x0000) - not-present page
[   26.572642] PGD 0 P4D 0
[   26.575479] Oops: 0000 [#1] PREEMPT SMP PTI
[   26.580158] CPU: 2 PID: 2082 Comm: udevd Tainted: G         C
5.4.81 #4
[   26.588232] Hardware name: HP Soraka/Soraka, BIOS
Google_Soraka.10431.106.0 12/03/2019
[   26.597082] RIP: 0010:skl_tplg_complete+0x70/0x144 [snd_soc_skl]

Fixes: 2d744ecf2b ("ASoC: Intel: Skylake: Automatic DMIC format configuration according to information from NHL")
Signed-off-by: Ricardo Ribalda <ribalda@chromium.org>
Reviewed-by: Cezary Rojewski <cezary.rojewski@intel.com>
Tested-by: Lukasz Majczak <lma@semihalf.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20210121171644.131059-1-ribalda@chromium.org
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2021-02-03 23:28:46 +01:00
Dan Carpenter
a835cff329 ASoC: Intel: fix error code cnl_set_dsp_D0()
commit f373a811fd9a69fc8bafb9bcb41d2cfa36c62665 upstream.

Return -ETIMEDOUT if the dsp boot times out instead of returning
success.

Fixes: cb6a552846 ("ASoC: Intel: cnl: Add sst library functions for cnl platform")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Reviewed-by: Cezary Rojewski <cezary.rojewski@intel.com>
Link: https://lore.kernel.org/r/X9NEvCzuN+IObnTN@mwanda
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2021-01-19 18:27:29 +01:00
Mark Brown
fd6b519a30 Linux 5.9-rc5
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Merge tag 'v5.9-rc5' into asoc-5.10

Linux 5.9-rc5
2020-10-06 16:19:24 +01:00
Cezary Rojewski
eb062e47f7
ASoC: Intel: Remove sst_dsp_get_thread_context
While sst_dsp_get_thread_context() is declared as solution-agnostic, it
is only used by /skylake/ solution. Majority of thread_context field
usages are direct accesses. Improve code cohesiveness and convert to
single usage model.

Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Liam Girdwood <liam.r.girdwood@intel.com>
Link: https://lore.kernel.org/r/20201006064907.16277-14-cezary.rojewski@intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2020-10-06 15:12:29 +01:00
Cezary Rojewski
720811f0e4
ASoC: Intel: Remove sst_pdata structure
struct sst_pdata is unused among remaining /sound/soc/intel solution so
remove it.

Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Liam Girdwood <liam.r.girdwood@intel.com>
Link: https://lore.kernel.org/r/20201006064907.16277-13-cezary.rojewski@intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2020-10-06 15:12:28 +01:00
Cezary Rojewski
a4bebce26d
ASoC: Intel: Skylake: Unassign ram_read and read_write ops
Skylake driver makes no use of ram_read or ram_write operation so remove
the assignments. This prepares sound/soc/common/sst-dsp* for following
removal of unused DSP operations.

Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com>
Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Acked-by: Liam Girdwood <liam.r.girdwood@intel.com>
Link: https://lore.kernel.org/r/20201006064907.16277-8-cezary.rojewski@intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2020-10-06 15:12:24 +01:00
Kai Vehmanen
163cd1059a
ASoC: hdac: make SOF HDA codec driver probe deterministic
To provide backward compatibility to older systems, the SOF HDA driver
allows user to specify which HDMI codec driver to use at runtime via
kernel parameter. This mechanism has a subtle flaw in that it assumes
the codec drivers not to be loaded when the SOF PCI driver is loaded.

The problem is rooted in use of the hdev->type field.
snd_hdac_ext_bus_device_init() initializes this field to HDA_DEV_ASOC.
This signals the HDA core that ASoC drivers should be considered in
driver matching (hda_bus_match()). The SOF and SST drivers continue by
overriding this field to HDA_DEV_LEGACY and proceeding to load driver
modules with request_module(). Correct drivers will get loaded and
attached.

If however the codec drivers are already loaded when
snd_hdac_ext_bus_device_init() is called, the matching will not work as
expected as device type is still set to HDA_DEV_ASOC. Specifically if
hdac-hdmi is attached when machine driver is configured to use hdac-hda,
this leads to out-of-bounds memory access in
hda_dsp_hdmi_build_controls().

Fix the issue by adding codec type as a parameter to
snd_hdac_ext_bus_device_init() and ensuring type is set correctly from
the start.

Fixes: 139c7febad ("ASoC: SOF: Intel: add support for snd-hda-codec-hdmi")
Signed-off-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>
Reviewed-by: Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20200921100841.2882662-1-kai.vehmanen@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2020-09-21 23:57:24 +01:00
Pierre-Louis Bossart
135ab457e7
ASoC: Intel: use consistent HDAudio spelling in comments/docs
We use HDaudio and HDAudio, pick one to make searches easier.
No functionality change

Reported-by: Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com>
Reviewed-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Reviewed-by: Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20200824200912.46852-9-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2020-08-25 20:39:39 +01:00
Gustavo A. R. Silva
df561f6688 treewide: Use fallthrough pseudo-keyword
Replace the existing /* fall through */ comments and its variants with
the new pseudo-keyword macro fallthrough[1]. Also, remove unnecessary
fall-through markings when it is the case.

[1] https://www.kernel.org/doc/html/v5.7/process/deprecated.html?highlight=fallthrough#implicit-switch-case-fall-through

Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
2020-08-23 17:36:59 -05:00
Mark Brown
5ca8f9a539
Merge series "ASoC: Intel: fix cppcheck warnings" from Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>:
This patchset tries to reduce the number of warnings on those drivers,
so that cppcheck can become a viable tool to detect issues (currently
hundreds of reports).

Most of the problems are related to unnecessary/redundant variable
assignments, prototypes and one nice logical mistake resulting in an
always-true condition.

Pierre-Louis Bossart (21):
  ASoC: Intel: Atom: sst-atom-controls: remove redundant assignments
  ASoC: Intel: Atom: compress: remove redundant assignment
  ASoC: Intel: Atom: platform-pcm: remove redundant assignment
  ASoC: Intel: Atom: sst: remove useless NULL assignment
  ASoC: Intel: Atom: remove redundant initialization
  ASoC: Intel: Atom: sst_pvt: remove redundant initialization
  ASoC: Intel: Atom: platform-pcm: fix redundant return
  ASoC: Intel: Atom: remove useless assignment
  ASoC: Intel: Atom: sst_loader: remove always-true condition
  ASoC: Intel: Atom: sst_pvt: simplify return handling
  ASoC: Intel: Atom: (cosmetic) align parameters
  ASoC: Intel: Baytrail: (cosmetic) align function parameters
  ASoC: Intel: common: (cosmetic) align function parameters
  ASoC: Intel: haswell: (cosmetic) align function parameters
  ASoC: Intel: haswell-ipc: remove redundant assignments
  ASoC: Intel: Skylake: skl-nhlt: remove redundant initialization
  ASoC: Intel: Skylake: cldma: remove redundant initialization
  ASoC: Intel: Skylake: sst-utils: remove redundant assignment
  ASoC: Intel: Skylake: skl-topology: remove redundant assignments
  ASoC: Intel: Skylake: skl-topology: remove redundant assignment
  ASoC: Intel: Skylake: (cosmetic) align function parameters

 sound/soc/intel/atom/sst-atom-controls.c      |  4 +--
 .../intel/atom/sst-mfld-platform-compress.c   |  3 +-
 sound/soc/intel/atom/sst-mfld-platform-pcm.c  |  4 +--
 sound/soc/intel/atom/sst-mfld-platform.h      |  4 +--
 sound/soc/intel/atom/sst/sst.c                |  5 ++-
 sound/soc/intel/atom/sst/sst.h                | 34 +++++++++----------
 sound/soc/intel/atom/sst/sst_loader.c         |  3 +-
 sound/soc/intel/atom/sst/sst_pvt.c            |  4 +--
 sound/soc/intel/baytrail/sst-baytrail-ipc.h   |  3 +-
 sound/soc/intel/common/sst-dsp-priv.h         |  2 +-
 sound/soc/intel/common/sst-dsp.h              | 15 ++++----
 sound/soc/intel/haswell/sst-haswell-ipc.c     |  4 +--
 sound/soc/intel/haswell/sst-haswell-ipc.h     |  2 +-
 sound/soc/intel/skylake/cnl-sst-dsp.h         |  4 +--
 sound/soc/intel/skylake/skl-nhlt.c            |  2 +-
 sound/soc/intel/skylake/skl-sst-cldma.c       |  2 +-
 sound/soc/intel/skylake/skl-sst-ipc.h         | 16 ++++-----
 sound/soc/intel/skylake/skl-sst-utils.c       |  2 +-
 sound/soc/intel/skylake/skl-topology.c        |  8 ++---
 sound/soc/intel/skylake/skl-topology.h        |  8 ++---
 sound/soc/intel/skylake/skl.h                 |  2 +-
 21 files changed, 63 insertions(+), 68 deletions(-)

--
2.25.1
2020-08-18 14:53:02 +01:00
Randy Dunlap
0d8aa2ccb2
ASoC: various vendors: delete repeated words in comments
Drop the repeated words {related, we, is, the} in comments.

Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Cc: Liam Girdwood <lgirdwood@gmail.com>
Cc: Mark Brown <broonie@kernel.org>
Cc: alsa-devel@alsa-project.org
Link: https://lore.kernel.org/r/20200808012209.10880-1-rdunlap@infradead.org
Signed-off-by: Mark Brown <broonie@kernel.org>
2020-08-18 14:52:32 +01:00
Pierre-Louis Bossart
8f0ccd59bc
ASoC: Intel: Skylake: (cosmetic) align function parameters
Fix cppcheck warnings and align headers with code.

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20200813200147.61990-22-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2020-08-18 11:50:26 +01:00
Pierre-Louis Bossart
11a790f94b
ASoC: Intel: Skylake: skl-topology: remove redundant assignment
Fix cppcheck warning:

sound/soc/intel/skylake/skl-topology.c:2879:29: style: Variable
'block_size' is assigned a value that is never used. [unreadVariable]

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20200813200147.61990-21-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2020-08-18 11:50:25 +01:00
Pierre-Louis Bossart
25722cf606
ASoC: Intel: Skylake: skl-topology: remove redundant assignments
Cppcheck complains about possible NULL pointer dereferences but the
assignments are actually not needed before walking through lists.

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20200813200147.61990-20-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2020-08-18 11:50:24 +01:00
Pierre-Louis Bossart
c6193988e9
ASoC: Intel: Skylake: sst-utils: remove redundant assignment
Fix cppcheck warning:

sound/soc/intel/skylake/skl-sst-utils.c:240:10: style: Variable 'ret'
is assigned a value that is never used. [unreadVariable]
 int ret = 0;
         ^

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20200813200147.61990-19-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2020-08-18 11:50:23 +01:00
Pierre-Louis Bossart
3b4d60f0f7
ASoC: Intel: Skylake: cldma: remove redundant initialization
Fix cppcheck warning:

sound/soc/intel/skylake/skl-sst-cldma.c:248:10: style: Variable 'ret'
is assigned a value that is never used. [unreadVariable]
 int ret = 0;
         ^

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20200813200147.61990-18-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2020-08-18 11:50:22 +01:00
Pierre-Louis Bossart
8be54edba9
ASoC: Intel: Skylake: skl-nhlt: remove redundant initialization
Fix cppcheck warning:

sound/soc/intel/skylake/skl-nhlt.c:203:21: style: Variable 'rate' is
assigned a value that is never used. [unreadVariable]
 unsigned long rate = 0;
                    ^

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20200813200147.61990-17-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2020-08-18 11:50:21 +01:00
Julia Lawall
a383308e50
ASoC: Intel: drop unnecessary list_empty
list_for_each_entry_safe is able to handle an empty list.
The only effect of avoiding the loop is not initializing the
index variable.
Drop list_empty tests in cases where these variables are not
used.

Note that list_for_each_entry_safe is defined in terms of
list_first_entry, which indicates that it should not be used on an
empty list.  But in list_for_each_entry_safe, the element obtained by
list_first_entry is not really accessed, only the address of its
list_head field is compared to the address of the list head, so the
list_first_entry is safe.

The semantic patch that makes this change is as follows (with another
variant for the no brace case): (http://coccinelle.lip6.fr/)

<smpl>
@@
expression x,e;
iterator name list_for_each_entry_safe;
statement S;
identifier i,j;
@@
-if (!(list_empty(x))) {
   list_for_each_entry_safe(i,j,x,...) S
- }
 ... when != i
     when != j
(
  i = e;
|
? j = e;
)
</smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@inria.fr>
Link: https://lore.kernel.org/r/1595761112-11003-2-git-send-email-Julia.Lawall@inria.fr
Signed-off-by: Mark Brown <broonie@kernel.org>
2020-07-30 22:38:39 +01:00
Kuninori Morimoto
2ab9a40966
ASoC: intel: use asoc_substream_to_rtd()
Now we can use asoc_substream_to_rtd() macro,
let's use it.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/87tuxtydcz.wl-kuninori.morimoto.gx@renesas.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2020-07-27 14:00:23 +01:00
Gustavo A. R. Silva
23f8d964f1
ASoC: Intel: Skylake: Avoid the use of one-element array
One-element arrays are being deprecated[1]. Replace the one-element
array with a simple value type 'u8 reserved'[2], once it seems this
is just a placeholder for alignment.

[1] https://github.com/KSPP/linux/issues/79
[2] https://github.com/KSPP/linux/issues/86

Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
Tested-by: kernel test robot <lkp@intel.com>
Reviewed-by: Amadeusz Sławiński <amadeuszx.slawinski@linux.intel.com>
Link: https://github.com/GustavoARSilva/linux-hardening/blob/master/cii/0-day/skylake-20200717.md
Link: https://lore.kernel.org/r/20200717215500.GA13910@embeddedor
Signed-off-by: Mark Brown <broonie@kernel.org>
2020-07-20 15:34:27 +01:00
Gustavo A. R. Silva
936b9df7a5
ASoC: Intel: Skylake: Replace zero-length array with flexible-array
The current codebase makes use of the zero-length array language
extension to the C90 standard, but the preferred mechanism to declare
variable-length types such as these ones is a flexible array member[1][2],
introduced in C99:

struct foo {
        int stuff;
        struct boo array[];
};

By making use of the mechanism above, we will get a compiler warning
in case the flexible array does not occur last in the structure, which
will help us prevent some kind of undefined behavior bugs from being
inadvertently introduced[3] to the codebase from now on.

Also, notice that, dynamic memory allocations won't be affected by
this change:

"Flexible array members have incomplete type, and so the sizeof operator
may not be applied. As a quirk of the original implementation of
zero-length arrays, sizeof evaluates to zero."[1]

sizeof(flexible-array-member) triggers a warning because flexible array
members have incomplete type[1]. There are some instances of code in
which the sizeof operator is being incorrectly/erroneously applied to
zero-length arrays and the result is zero. Such instances may be hiding
some bugs. So, this work (flexible-array member conversions) will also
help to get completely rid of those sorts of issues.

This issue was found with the help of Coccinelle.

[1] https://gcc.gnu.org/onlinedocs/gcc/Zero-Length.html
[2] https://github.com/KSPP/linux/issues/21
[3] commit 7649773293 ("cxgb3/l2t: Fix undefined behaviour")

Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
Acked-by: Cezary Rojewski <cezary.rojewski@intel.com>
Link: https://lore.kernel.org/r/20200511174647.GA17318@embeddedor
Signed-off-by: Mark Brown <broonie@kernel.org>
2020-05-12 17:14:33 +01:00
Pierre-Louis Bossart
e149ca29f3
ASoC: SOF/Intel: clarify SPDX license with GPL-2.0-only
Remove the ambiguity with GPL-2.0 and use an explicit GPL-2.0-only
tag.

Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Daniel Baluta <daniel.baluta@nxp.com>
Reviewed-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>
Reviewed-by: Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com>
Link: https://lore.kernel.org/r/20200501145850.15178-1-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2020-05-01 17:45:24 +01:00
Mateusz Gorski
2d744ecf2b
ASoC: Intel: Skylake: Automatic DMIC format configuration according to information from NHLT
Automatically choose DMIC pipeline format configuration depending on
information included in NHLT.
Change the access rights of appropriate kcontrols to read-only in order
to prevent user interference.

Signed-off-by: Mateusz Gorski <mateusz.gorski@linux.intel.com>
Reviewed-by: Cezary Rojewski <cezary.rojewski@intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20200427132727.24942-4-mateusz.gorski@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2020-04-27 16:02:26 +01:00
Mateusz Gorski
1b450791d5
ASoC: Intel: Multiple I/O PCM format support for pipe
For pipes supporting multiple input/output formats, kcontrol is
created and selection of pipe input and output configuration
is done based on control set.

If more than one configuration is supported, then this patch
allows user to select configuration of choice
using amixer settings.

Signed-off-by: Mateusz Gorski <mateusz.gorski@linux.intel.com>
Signed-off-by: Pavan K S <pavan.k.s@intel.com>
Reviewed-by: Cezary Rojewski <cezary.rojewski@intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20200427132727.24942-3-mateusz.gorski@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2020-04-27 16:02:25 +01:00
Mateusz Gorski
1b290ef023
ASoC: Intel: Skylake: Add alternative topology binary name
Add alternative topology binary file name based on used machine driver
and fallback to use this name after failed attempt to load topology file
with name based on NHLT.
This change addresses multiple issues with current mechanism, for
example - there are devices without NHLT table, and that currently
results in tplg_name being empty.

Signed-off-by: Mateusz Gorski <mateusz.gorski@linux.intel.com>
Reviewed-by: Cezary Rojewski <cezary.rojewski@intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20200427132727.24942-2-mateusz.gorski@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2020-04-27 16:02:24 +01:00
Andy Shevchenko
cade2f59e7
ASoC: Intel: Skylake: Replace guid_copy() with import_guid()
There is a specific API to treat raw data as GUID, i.e. import_guid().
Use it instead of guid_copy() with explicit casting.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20200422130443.38815-1-andriy.shevchenko@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2020-04-23 15:45:31 +01:00
Kuninori Morimoto
0d1571c197
ASoC: intel: use asoc_rtd_to_cpu() / asoc_rtd_to_codec() macro for DAI pointer
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Tested-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/87r1xjir7a.wl-kuninori.morimoto.gx@renesas.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2020-03-27 14:44:38 +00:00
Mark Brown
673f45f7bf
Merge branch 'for-5.6' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into asoc-5.7 2020-03-13 18:52:23 +00:00
Guennadi Liakhovetski
ca841843a3
ASoC: Intel: skylake: (cosmetic) remove redundant variable initialisations
Variables, used as loop iterators, don't need to be initialised.

Signed-off-by: Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com>
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20200312194859.4051-7-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2020-03-13 15:44:54 +00:00
Cezary Rojewski
7693cadac8
ASoC: Intel: Skylake: Await purge request ack on CNL
Each purge request is sent by driver after master core is powered up and
unresetted but before it is unstalled. On unstall, ROM begins processing
the request and initializing environment for FW load. Host should await
ROM's ack before moving forward. Without doing so, ROM init poll may
start too early and false timeouts can occur.

Fixes: cb6a552846 ("ASoC: Intel: cnl: Add sst library functions for cnl platform")
Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20200305145314.32579-8-cezary.rojewski@intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2020-03-10 17:44:29 +00:00
Cezary Rojewski
024aa45f55
ASoC: Intel: Allow for ROM init retry on CNL platforms
Due to unconditional initial timeouts, firmware may fail to load during
its initialization. This issue cannot be resolved on driver side as it
is caused by external sources such as CSME but has to be accounted for
nonetheless.

Fixes: cb6a552846 ("ASoC: Intel: cnl: Add sst library functions for cnl platform")
Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20200305145314.32579-7-cezary.rojewski@intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2020-03-10 17:44:28 +00:00
Cezary Rojewski
9e6c382f5a
ASoC: Intel: Skylake: Shield against no-NHLT configurations
Some configurations expose no NHLT table at all within their
/sys/firmware/acpi/tables. To prevent NULL-dereference errors from
occurring, adjust probe flow and append additional safety checks in
functions involved in NHLT lifecycle.

Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20200305145314.32579-5-cezary.rojewski@intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2020-03-10 17:44:27 +00:00
Cezary Rojewski
e603f11d5d
ASoC: Intel: Skylake: Enable codec wakeup during chip init
Follow the recommendation set by hda_intel.c and enable HDMI/DP codec
wakeup during bus initialization procedure. Disable wakeup once init
completes.

Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20200305145314.32579-4-cezary.rojewski@intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2020-03-10 17:44:26 +00:00
Cezary Rojewski
a66f88394a
ASoC: Intel: Skylake: Select hda configuration permissively
With _reset_link removed from the probe sequence, codec_mask at the time
skl_find_hda_machine() is invoked will always be 0, so hda machine will
never be chosen. Rather than reorganizing boot flow, be permissive about
invalid mask. codec_mask will be set to proper value during probe_work -
before skl_codec_create() ever gets called.

Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20200305145314.32579-3-cezary.rojewski@intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2020-03-10 17:44:25 +00:00
Cezary Rojewski
2ef81057d8
ASoC: Intel: Skylake: Remove superfluous chip initialization
Skylake driver does the controller init operation twice:
- first during probe (only to stop it just before scheduling probe_work)
- and during said probe_work where the actual correct sequence is
executed

To properly complete boot sequence when iDisp codec is present, bus
initialization has to be called only after _i915_init() finishes.
With additional _reset_list preceding _i915_init(), iDisp codec never
gets the chance to enumerate on the link. Remove the superfluous
initialization to address the issue.

Signed-off-by: Cezary Rojewski <cezary.rojewski@intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20200305145314.32579-2-cezary.rojewski@intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2020-03-10 17:44:24 +00:00
Mark Brown
6c8beff74c
Merge branch 'for-5.6' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into asoc-5.7 2020-02-24 22:26:06 +00:00
Kuninori Morimoto
0c01f6ca8e
ASoC: soc-pcm: add snd_soc_dai_get_widget()
soc-pcm.c has dai_get_widget(), but it can be more generic.
This patch renames it to snd_soc_dai_get_widget(), and use it.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Link: https://lore.kernel.org/r/87d0abjca1.wl-kuninori.morimoto.gx@renesas.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2020-02-24 21:18:30 +00:00
Amadeusz Sławiński
8308a09e87
ASoC: Intel: Skylake: Fix available clock counter incrementation
Incrementation of avail_clk_cnt was incorrectly moved to error path. Put
it back to success path.

Fixes: 6ee927f2f0 ('ASoC: Intel: Skylake: Fix NULL ptr dereference when unloading clk dev')
Signed-off-by: Amadeusz Sławiński <amadeuszx.slawinski@linux.intel.com>
Reviewed-by: Cezary Rojewski <cezary.rojewski@intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20200224125202.13784-1-amadeuszx.slawinski@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
2020-02-24 20:34:07 +00:00