When control_compat.c:copy_ctl_value_to_user() is used, by
ctl_elem_read_user() & ctl_elem_write_user(), it must also copy back the
snd_ctl_elem_id value that may have been updated (filled in) by the call
to snd_ctl_elem_read/snd_ctl_elem_write().

This matches the functionality provided by snd_ctl_elem_read_user() and
snd_ctl_elem_write_user(), via snd_ctl_build_ioff().

Without this, and without making additional calls to snd_ctl_info()
which are unnecessary when using the non-compat calls, a userspace
application will not know the numid value for the element and
consequently will not be able to use the poll/read interface on the
control file to determine which elements have updates.
Signed-off-by: Alan Young <consult.awy@gmail.com>
Cc: <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20211202150607.543389-1-consult.awy@gmail.comSigned-off-by: Takashi Iwai <tiwai@suse.de>

A couple of calls in snd_pcm_oss_change_params_locked() ignore the
possible errors.  Catch those errors and abort the operation for
avoiding further problems.

Cc: <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20211201073606.11660-4-tiwai@suse.deSigned-off-by: Takashi Iwai <tiwai@suse.de>

Set the practical limit to the period size (the fragment shift in OSS)
instead of a full 31bit; a too large value could lead to the exhaust
of memory as we allocate temporary buffers of the period size, too.

As of this patch, we set to 16MB limit, which should cover all use
cases.

Reported-by: syzbot+bb348e9f9a954d42746f@syzkaller.appspotmail.com
Reported-by: Bixuan Cui <cuibixuan@linux.alibaba.com>
Cc: <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/1638270978-42412-1-git-send-email-cuibixuan@linux.alibaba.com
Link: https://lore.kernel.org/r/20211201073606.11660-3-tiwai@suse.deSigned-off-by: Takashi Iwai <tiwai@suse.de>

The period size calculation in OSS layer may receive a negative value
as an error, but the code there assumes only the positive values and
handle them with size_t.  Due to that, a too big value may be passed
to the lower layers.

This patch changes the code to handle with ssize_t and adds the proper
error checks appropriately.

Reported-by: syzbot+bb348e9f9a954d42746f@syzkaller.appspotmail.com
Reported-by: Bixuan Cui <cuibixuan@linux.alibaba.com>
Cc: <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/1638270978-42412-1-git-send-email-cuibixuan@linux.alibaba.com
Link: https://lore.kernel.org/r/20211201073606.11660-2-tiwai@suse.deSigned-off-by: Takashi Iwai <tiwai@suse.de>

Keep the HDA_CODEC_ENTRY entries sorted by the codec VID. ADL-P
is the only misplaced Intel HDMI codec.
Signed-off-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>
Link: https://lore.kernel.org/r/20211130124732.696896-2-kai.vehmanen@linux.intel.comSigned-off-by: Takashi Iwai <tiwai@suse.de>

Add HD Audio PCI ID and HDMI codec vendor ID for Intel DG2.
Reviewed-by: Uma Shankar <uma.shankar@intel.com>
Signed-off-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>
Link: https://lore.kernel.org/r/20211130124732.696896-1-kai.vehmanen@linux.intel.comSigned-off-by: Takashi Iwai <tiwai@suse.de>

For cs8409, it is required to run Jack Detect on resume.
Jack Detect on cs8409+cs42l42 requires an interrupt from
cs42l42 to be sent to cs8409 which is propogated to the driver
via an unsolicited event.
However, the hda_codec drops unsolicited events if the power_state
is not set to PMSG_ON. Which is set at the end of the resume call.
This means there is a race condition between setting power_state
to PMSG_ON and receiving the interrupt.
To solve this, we can add an API to set the power_state earlier
and call that before we start Jack Detect.
This does not cause issues, since we know inside our driver that
we are already initialized, and ready to handle the unsolicited
events.
Signed-off-by: Stefan Binding <sbinding@opensource.cirrus.com>
Signed-off-by: Vitaly Rodionov <vitalyr@opensource.cirrus.com>
Cc: <stable@vger.kernel.org> # v5.15+
Link: https://lore.kernel.org/r/20211128115558.71683-1-vitalyr@opensource.cirrus.comSigned-off-by: Takashi Iwai <tiwai@suse.de>

Merge tag 'asoc-fix-v5.16-rc3' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus

ASoC: Fixes for v5.16

There's a large but repetitive set of fixes here for issues with the
Tegra kcontrols not correctly reporting changes to userspace, a fix for
some issues with matching on older x86 platforms introduced during the
merge window together with a set of smaller fixes and one new system
quirk.

It is not unusual for ALSA/ASoC hw_params callbacks to be invoked
multiple times. Reset and free the DAI widget before reconfiguring
it to keep the DAI widget use_count balanced.

Fixes: 0acb48dd ("ASoC: SOF: Intel: hda: make sure DAI widget is set up before IPC")
Signed-off-by: Ranjani Sridharan <ranjani.sridharan@linux.intel.com>
Reviewed-by: Paul Olaru <paul.olaru@oss.nxp.com>
Reviewed-by: Bard Liao <bard.liao@intel.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Signed-off-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>
Link: https://lore.kernel.org/r/20211123165759.127884-1-kai.vehmanen@linux.intel.comSigned-off-by: Mark Brown <broonie@kernel.org>

Higher speeds are only supported when PLL is enabled, but
the current driver doesn't enable PLL outside of stream
use cases, so better to set the lowest SPI speed accepted
by the entire device.

Move the current frequency set to the spi sub-driver so
the whole device can benefit from that speed.

spi-max-frequency property could be used, but ACPI systems don't
support it, so by setting it in the spi sub-driver probe
both Device Trees and ACPI systems are supported.
Signed-off-by: Lucas Tanure <tanureal@opensource.cirrus.com>
Reviewed-by: Charles Keepax <ckeepax@opensource.cirrus.com>
Link: https://lore.kernel.org/r/20211123163149.1530535-2-tanureal@opensource.cirrus.comSigned-off-by: Mark Brown <broonie@kernel.org>

We've added quirks for ESS8336 but missed CML, add quirks for both LP
and H versions.

BugLink: https://github.com/thesofproject/linux/issues/3248
Fixes: 9d36ceab ("ALSA: intel-dsp-config: add quirk for APL/GLK/TGL devices based on ES8336 codec")
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20211122232254.23362-1-pierre-louis.bossart@linux.intel.comSigned-off-by: Takashi Iwai <tiwai@suse.de>

We have configurations for this codec on APL, GLK, JSL and TGL, somehow the
information that some designs rely on CometLake was not shared.

BugLink: https://github.com/thesofproject/linux/issues/3248
Fixes: 790049fb ("ASoC: Intel: soc-acpi: apl/glk/tgl: add entry for devices based on ES8336 codec")
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20211122232356.23505-1-pierre-louis.bossart@linux.intel.comSigned-off-by: Mark Brown <broonie@kernel.org>

Without a module alias, autoloading the driver does not occurr
when it is built as a module.

By adding a module alias, the driver now probes fine automatically
and therefore analog audio output works as it should.

Fixes: 0d6a04da ("ASoC: Add Rockchip rk817 audio CODEC support")
Signed-off-by: Nicolas Frattaroli <frattaroli.nicolas@gmail.com>
Link: https://lore.kernel.org/r/20211121150521.159543-1-frattaroli.nicolas@gmail.comSigned-off-by: Mark Brown <broonie@kernel.org>

Commit dac7cbd5 ("ASoC: Intel: soc-acpi-byt: shrink tables using
compatible IDs") and commit 959ae821 ("ASoC: Intel: soc-acpi-cht:
shrink tables using compatible IDs") simplified the match tables in
soc-acpi-intel-byt-match.c and soc-acpi-intel-cht-match.c by merging
identical entries using the new .comp_ids snd_soc_acpi_mach field to
point a single entry to multiple ACPI HIDs and clearing the previously
unique per entry .id field.

But various machine drivers from sound/soc/intel/boards rely on mach->id
in one or more ways, e.g. some drivers contain the following snippets:

	adev = acpi_dev_get_first_match_dev(mach->id, NULL, -1);

	pkg_found = snd_soc_acpi_find_package_from_hid(mach->id, ...

	if (!strncmp(snd_soc_cards[i].codec_id, mach->id, 8)) { ...

All of which are broken by the match table shrinking.

Make the snd_soc_acpi_mach.id field non const (the storage for the tables
already is non const) and on a comps_ids match copy the matching HID to
the id field to fix this.

Fixes: dac7cbd5 ("ASoC: Intel: soc-acpi-byt: shrink tables using compatible IDs")
Fixes: 959ae821 ("ASoC: Intel: soc-acpi-cht: shrink tables using compatible IDs")
Suggested-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Cc: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Cc: Brent Lu <brent.lu@intel.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Link: https://lore.kernel.org/r/20211118153014.349222-1-hdegoede@redhat.comSigned-off-by: Mark Brown <broonie@kernel.org>

These devices are based on an I2C/I2S device, we need to force the use
of the SOF driver otherwise the legacy HDaudio driver will be loaded -
only HDMI will be supported.

We previously added support for other Intel platforms but missed
JasperLake.

BugLink: https://github.com/thesofproject/linux/issues/3210
Fixes: 9d36ceab ('ALSA: intel-dsp-config: add quirk for APL/GLK/TGL devices based on ES8336 codec')
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Kai Vehmanen <kai.vehmanen@intel.com>
Signed-off-by: Bard Liao <yung-chuan.liao@linux.intel.com>
Link: https://lore.kernel.org/r/20211027023254.24955-1-yung-chuan.liao@linux.intel.comSigned-off-by: Takashi Iwai <tiwai@suse.de>

The recent change made mistakenly the stream for capture started at
prepare stage.  Add the stream direction check to avoid it.

Fixes: 9c9a3b9d ("ALSA: usb-audio: Rename early_playback_start flag with lowlatency_playback")
Link: https://lore.kernel.org/r/20211119102629.7476-1-tiwai@suse.deSigned-off-by: Takashi Iwai <tiwai@suse.de>

The recent regression report revealed that the judgment of the
low-latency playback mode based on the runtime->stop_threshold cannot
work reliably at the prepare stage, as sw_params call may happen at
any time, and PCM dmix actually sets it up after the prepare call.
This ended up with the stall of the stream as PCM ack won't be issued
at all.

For addressing this, check the free-wheeling mode again at the PCM
trigger right before starting the stream again, and allow switching to
the non-LL mode at a late stage.

Fixes: d5f871f8 ("ALSA: usb-audio: Improved lowlatency playback support")
Reported-and-tested-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Link: https://lore.kernel.org/r/20211117161855.m45mxcqszkfcetai@box.shutemov.name
Link: https://lore.kernel.org/r/20211119102459.7055-1-tiwai@suse.deSigned-off-by: Takashi Iwai <tiwai@suse.de>

The master and next_conj of rcs_ops are used for iterating the
resource list entries, and currently those are supposed to return the
current value.  The problem is that next_conf may go over the last
entry before the loop abort condition is evaluated, and it may return
the "current" value that is beyond the array size.  It was caught
recently as a GPF, for example.

Those return values are, however, never actually evaluated, hence
basically we don't have to consider the current value as the return at
all.  By dropping those return values, the potential out-of-range
access above is also fixed automatically.

This patch changes the return type of master and next_conj callbacks
to void and drop the superfluous code accordingly.

BugLink: https://bugzilla.kernel.org/show_bug.cgi?id=214985
Cc: <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20211118215729.26257-1-tiwai@suse.deSigned-off-by: Takashi Iwai <tiwai@suse.de>

The kcontrol put callback is expected to return 1 when there is change
in HW or when the update is acknowledged by driver. This would ensure
that change notifications are sent to subscribed applications. Filter
out duplicate updates in Mixer driver.

Fixes: 05bb3d5e ("ASoC: tegra: Add Tegra210 based Mixer driver")
Signed-off-by: Sameer Pujar <spujar@nvidia.com>
Suggested-by: Jaroslav Kysela <perex@perex.cz>
Suggested-by: Mark Brown <broonie@kernel.org>
Reviewed-by: Takashi Iwai <tiwai@suse.de>
Link: https://lore.kernel.org/r/1637219231-406-17-git-send-email-spujar@nvidia.comSigned-off-by: Mark Brown <broonie@kernel.org>

The kcontrol put callback is expected to return 1 when there is change
in HW or when the update is acknowledged by driver. This would ensure
that change notifications are sent to subscribed applications. Filter
out duplicate updates in ADX driver.

Fixes: a99ab6f3 ("ASoC: tegra: Add Tegra210 based ADX driver")
Signed-off-by: Sameer Pujar <spujar@nvidia.com>
Suggested-by: Jaroslav Kysela <perex@perex.cz>
Suggested-by: Mark Brown <broonie@kernel.org>
Reviewed-by: Takashi Iwai <tiwai@suse.de>
Link: https://lore.kernel.org/r/1637219231-406-16-git-send-email-spujar@nvidia.comSigned-off-by: Mark Brown <broonie@kernel.org>

The kcontrol put callback is expected to return 1 when there is change
in HW or when the update is acknowledged by driver. This would ensure
that change notifications are sent to subscribed applications. Filter
out duplicate updates in AMX driver.

Fixes: 77f7df34 ("ASoC: tegra: Add Tegra210 based AMX driver")
Signed-off-by: Sameer Pujar <spujar@nvidia.com>
Suggested-by: Jaroslav Kysela <perex@perex.cz>
Suggested-by: Mark Brown <broonie@kernel.org>
Reviewed-by: Takashi Iwai <tiwai@suse.de>
Link: https://lore.kernel.org/r/1637219231-406-15-git-send-email-spujar@nvidia.comSigned-off-by: Mark Brown <broonie@kernel.org>

The kcontrol put callback is expected to return 1 when there is change
in HW or when the update is acknowledged by driver. This would ensure
that change notifications are sent to subscribed applications. Filter
out duplicate updates in SFC driver.

Fixes: b2f74ec5 ("ASoC: tegra: Add Tegra210 based SFC driver")
Signed-off-by: Sameer Pujar <spujar@nvidia.com>
Suggested-by: Jaroslav Kysela <perex@perex.cz>
Suggested-by: Mark Brown <broonie@kernel.org>
Reviewed-by: Takashi Iwai <tiwai@suse.de>
Link: https://lore.kernel.org/r/1637219231-406-14-git-send-email-spujar@nvidia.comSigned-off-by: Mark Brown <broonie@kernel.org>

The kcontrol put callback is expected to return 1 when there is change
in HW or when the update is acknowledged by driver. This would ensure
that change notifications are sent to subscribed applications. Filter
out duplicate updates in MVC driver.

Fixes: e539891f ("ASoC: tegra: Add Tegra210 based MVC driver")
Signed-off-by: Sameer Pujar <spujar@nvidia.com>
Suggested-by: Jaroslav Kysela <perex@perex.cz>
Suggested-by: Mark Brown <broonie@kernel.org>
Reviewed-by: Takashi Iwai <tiwai@suse.de>
Link: https://lore.kernel.org/r/1637219231-406-13-git-send-email-spujar@nvidia.comSigned-off-by: Mark Brown <broonie@kernel.org>

The kcontrol put callback is expected to return 1 when there is change
in HW or when the update is acknowledged by driver. This would ensure
that change notifications are sent to subscribed applications. Update
the AHUB driver accordingly.

Fixes: 16e1bcc2 ("ASoC: tegra: Add Tegra210 based AHUB driver")
Signed-off-by: Sameer Pujar <spujar@nvidia.com>
Suggested-by: Jaroslav Kysela <perex@perex.cz>
Suggested-by: Mark Brown <broonie@kernel.org>
Reviewed-by: Takashi Iwai <tiwai@suse.de>
Link: https://lore.kernel.org/r/1637219231-406-12-git-send-email-spujar@nvidia.comSigned-off-by: Mark Brown <broonie@kernel.org>

The kcontrol put callback is expected to return 1 when there is change
in HW or when the update is acknowledged by driver. This would ensure
that change notifications are sent to subscribed applications. Update
the DSPK driver accordingly.

Fixes: 327ef647 ("ASoC: tegra: Add Tegra186 based DSPK driver")
Suggested-by: Jaroslav Kysela <perex@perex.cz>
Suggested-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sameer Pujar <spujar@nvidia.com>
Reviewed-by: Takashi Iwai <tiwai@suse.de>
Link: https://lore.kernel.org/r/1637219231-406-11-git-send-email-spujar@nvidia.comSigned-off-by: Mark Brown <broonie@kernel.org>

The kcontrol put callback is expected to return 1 when there is change
in HW or when the update is acknowledged by driver. This would ensure
that change notifications are sent to subscribed applications. Update
the DMIC driver accordingly.

Fixes: 8c8ff982 ("ASoC: tegra: Add Tegra210 based DMIC driver")
Suggested-by: Jaroslav Kysela <perex@perex.cz>
Suggested-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sameer Pujar <spujar@nvidia.com>
Reviewed-by: Takashi Iwai <tiwai@suse.de>
Link: https://lore.kernel.org/r/1637219231-406-10-git-send-email-spujar@nvidia.comSigned-off-by: Mark Brown <broonie@kernel.org>

The kcontrol put callback is expected to return 1 when there is change
in HW or when the update is acknowledged by driver. This would ensure
that change notifications are sent to subscribed applications. Update
the I2S driver accordingly.

Fixes: c0bfa983 ("ASoC: tegra: Add Tegra210 based I2S driver")
Suggested-by: Jaroslav Kysela <perex@perex.cz>
Suggested-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sameer Pujar <spujar@nvidia.com>
Reviewed-by: Takashi Iwai <tiwai@suse.de>
Link: https://lore.kernel.org/r/1637219231-406-9-git-send-email-spujar@nvidia.comSigned-off-by: Mark Brown <broonie@kernel.org>

The kcontrol put callback is expected to return 1 when there is change
in HW or when the update is acknowledged by driver. This would ensure
that change notifications are sent to subscribed applications. Update
the ADMAIF driver accordingly.

Fixes: f74028e1 ("ASoC: tegra: Add Tegra210 based ADMAIF driver")
Suggested-by: Jaroslav Kysela <perex@perex.cz>
Suggested-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sameer Pujar <spujar@nvidia.com>
Reviewed-by: Takashi Iwai <tiwai@suse.de>
Link: https://lore.kernel.org/r/1637219231-406-8-git-send-email-spujar@nvidia.comSigned-off-by: Mark Brown <broonie@kernel.org>

The enum controls are expected to use enumerated value type.
Update relevant references in control get/put callbacks.

Fixes: e539891f ("ASoC: tegra: Add Tegra210 based MVC driver")
Suggested-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Sameer Pujar <spujar@nvidia.com>
Reviewed-by: Takashi Iwai <tiwai@suse.de>
Link: https://lore.kernel.org/r/1637219231-406-7-git-send-email-spujar@nvidia.comSigned-off-by: Mark Brown <broonie@kernel.org>

The enum controls are expected to use enumerated value type.
Update relevant references in control get/put callbacks.

Fixes: b2f74ec5 ("ASoC: tegra: Add Tegra210 based SFC driver")
Suggested-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Sameer Pujar <spujar@nvidia.com>
Reviewed-by: Takashi Iwai <tiwai@suse.de>
Link: https://lore.kernel.org/r/1637219231-406-6-git-send-email-spujar@nvidia.comSigned-off-by: Mark Brown <broonie@kernel.org>

The enum controls are expected to use enumerated value type.
Update relevant references in control get/put callbacks.

Fixes: 327ef647 ("ASoC: tegra: Add Tegra186 based DSPK driver")
Suggested-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Sameer Pujar <spujar@nvidia.com>
Reviewed-by: Takashi Iwai <tiwai@suse.de>
Link: https://lore.kernel.org/r/1637219231-406-5-git-send-email-spujar@nvidia.comSigned-off-by: Mark Brown <broonie@kernel.org>

The enum controls are expected to use enumerated value type.
Update relevant references in control get/put callbacks.

Fixes: 8c8ff982 ("ASoC: tegra: Add Tegra210 based DMIC driver")
Suggested-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Sameer Pujar <spujar@nvidia.com>
Reviewed-by: Takashi Iwai <tiwai@suse.de>
Link: https://lore.kernel.org/r/1637219231-406-4-git-send-email-spujar@nvidia.comSigned-off-by: Mark Brown <broonie@kernel.org>

The enum controls are expected to use enumerated value type.
Update relevant references in control get/put callbacks.

Fixes: c0bfa983 ("ASoC: tegra: Add Tegra210 based I2S driver")
Suggested-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Sameer Pujar <spujar@nvidia.com>
Reviewed-by: Takashi Iwai <tiwai@suse.de>
Link: https://lore.kernel.org/r/1637219231-406-3-git-send-email-spujar@nvidia.comSigned-off-by: Mark Brown <broonie@kernel.org>

The enum controls are expected to use enumerated value type.
Update relevant references in control get/put callbacks.

Fixes: f74028e1 ("ASoC: tegra: Add Tegra210 based ADMAIF driver")
Suggested-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Sameer Pujar <spujar@nvidia.com>
Reviewed-by: Takashi Iwai <tiwai@suse.de>
Link: https://lore.kernel.org/r/1637219231-406-2-git-send-email-spujar@nvidia.comSigned-off-by: Mark Brown <broonie@kernel.org>

Merge tag 'asoc-fix-v5.16-rc1' of https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound into for-linus

ASoC: Fixes for v5.16

A relatively large collection of fixes that came in since the merge
window, though a lot of this is just a collection of new machine quirks
for x86 platforms.

HP ProBook 435 G7 (SSID 103c:8735) needs the similar quirk as another
HP ProBook for enabling the mute and the mic-mute LEDs.

BugLink: https://bugzilla.kernel.org/show_bug.cgi?id=215021
Cc: <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20211118071636.14738-1-tiwai@suse.deSigned-off-by: Takashi Iwai <tiwai@suse.de>

Fix divider calculation in the case of 32 bits channel
configuration, when no master clock is used.

Fixes: e4e6ec7b ("ASoC: stm32: Add I2S driver")
Signed-off-by: Olivier Moysan <olivier.moysan@foss.st.com>
Link: https://lore.kernel.org/r/20211117104404.3832-1-olivier.moysan@foss.st.comSigned-off-by: Mark Brown <broonie@kernel.org>

For some reason we ended up using snd_soc_component_write_field
for HPHL and snd_soc_component_update_bits for HPHR, so fix this.

Fixes: af3d54b9 ("ASoC: codecs: lpass-rx-macro: add support for lpass rx macro")
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20211116114623.11891-4-srinivas.kandagatla@linaro.orgSigned-off-by: Mark Brown <broonie@kernel.org>

Error returned from wcd934x_slim_set_hw_params() are not passed to upper layer,
this could be misleading to the user which can start sending stream leading
to unnecessary errors.

Fix this by properly returning the errors.

Fixes: a61f3b4f ("ASoC: wcd934x: add support to wcd9340/wcd9341 codec")
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20211116114623.11891-3-srinivas.kandagatla@linaro.orgSigned-off-by: Mark Brown <broonie@kernel.org>

Interrupt Clear registers WCD938X_INTR_CLEAR_0 -  WCD938X_INTR_CLEAR_2
are not marked as volatile. This has resulted in a missing interrupt bug
while performing runtime pm. regcache_sync() during runtime pm resume path
will write to Interrupt clear registers with previous values which basically
clears the pending interrupt and actual interrupt handler never sees this
interrupt.

This issue is more visible with headset plug-in plug-out case compared to
headset button.

Fix this by adding the Interrupt clear registers to volatile range

Fixes: 8d78602a ("ASoC: codecs: wcd938x: add basic driver")
Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Link: https://lore.kernel.org/r/20211116114623.11891-2-srinivas.kandagatla@linaro.orgSigned-off-by: Mark Brown <broonie@kernel.org>