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linux/include/sound
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Takashi Iwai 3c75c0ea5d
ASoC: soc-pcm: Fix DPCM lockdep warning due to nested stream locks 
The recent change for DPCM locking caused spurious lockdep warnings.
Actually the warnings are false-positive, as those are triggered due
to the nested stream locks for FE and BE.  Since both locks belong to
the same lock class, lockdep sees it as if a deadlock.

For fixing this, we need to take PCM stream locks for BE with the
nested lock primitives.  Since currently snd_pcm_stream_lock*() helper
assumes only the top-level single locking, a new helper function
snd_pcm_stream_lock_irqsave_nested() is defined for a single-depth
nested lock, which is now used in the BE DAI trigger that is always
performed inside a FE stream lock.

Fixes: b2ae806630 ("ASoC: soc-pcm: serialize BE triggers")
Reported-and-tested-by: Hans de Goede <hdegoede@redhat.com>
Reported-and-tested-by: Marek Szyprowski <m.szyprowski@samsung.com>
Link: https://lore.kernel.org/r/73018f3c-9769-72ea-0325-b3f8e2381e30@redhat.com
Link: https://lore.kernel.org/alsa-devel/9a0abddd-49e9-872d-2f00-a1697340f786@samsung.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Link: https://lore.kernel.org/r/20220119155249.26754-2-tiwai@suse.de
Signed-off-by: Mark Brown <broonie@kernel.org>
2022-01-28 15:59:16 +00:00
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ac97 ASoC: ac97: convert to SPDX identifiers 2018-07-02 10:56:09 +01:00
sof ipc: debug: Add shared memory heap to memory scan 2021-12-17 11:06:19 +00:00
ac97_codec.h ALSA: ac97: Treat snd_ac97_bus_ops as const 2020-01-03 09:24:08 +01:00
aci.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
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alc5623.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
asequencer.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156 2019-05-30 11:26:35 -07:00
asound.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156 2019-05-30 11:26:35 -07:00
asoundef.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156 2019-05-30 11:26:35 -07:00
compress_driver.h ALSA: compress: Drop unused functions 2021-07-15 10:22:30 +02:00
control.h ALSA: control - add generic LED trigger module as the new control layer 2021-03-30 15:33:58 +02:00
core.h ALSA: core: Add device-managed request_dma() 2021-07-19 16:16:34 +02:00
cs35l33.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
cs35l34.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
cs35l35.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
cs35l36.h ASoC: cs35l36: Add support for Cirrus CS35L36 Amplifier 2019-02-08 13:00:28 +00:00
cs35l41.h ASoC: cs35l41: Add support for hibernate memory retention mode 2022-01-07 17:14:27 +00:00
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designware_i2s.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156 2019-05-30 11:26:35 -07:00
dmaengine_pcm.h ASoC: dai_dma: remove slave_id field 2021-12-17 11:23:56 +05:30
emu10k1_synth.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156 2019-05-30 11:26:35 -07:00
emu10k1.h ALSA: emu10k1: Allocate resources with device-managed APIs 2021-07-19 16:16:56 +02:00
emu8000_reg.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156 2019-05-30 11:26:35 -07:00
emu8000.h ALSA: sb: Allocate resources with device-managed APIs 2021-07-19 16:17:14 +02:00
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es1688.h ALSA: es1688: Avoid devres management for es1688 object creation 2021-08-05 08:24:17 +02:00
graph_card.h ASoC: audio-graph-card2: add Codec2Codec support 2021-10-15 16:10:41 +01:00
gus.h ALSA: isa/gus: remove -Wmissing-prototypes warnings 2020-07-07 11:59:59 +02:00
hda_chmap.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
hda_codec.h ALSA: hda: intel: Allow repeatedly probing on codec configuration errors 2021-10-07 09:15:22 +02:00
hda_component.h i915/snd_hdac: I915 subcomponent for the snd_hdac 2019-02-08 16:58:59 +01:00
hda_hwdep.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 32 2019-05-24 17:27:10 +02:00
hda_i915.h ALSA: hda: Make audio component support more generic 2018-07-17 22:25:48 +02:00
hda_register.h ALSA: hda: Change AZX_MAX_BUF_SIZE from 1GB to 4MB 2021-03-19 16:54:58 +01:00
hda_regmap.h ALSA: hda: Manage concurrent reg access more properly 2020-01-13 13:40:41 +01:00
hda_verbs.h ALSA: hda: add verbs for stripe control 2019-01-14 19:52:23 +01:00
hdaudio_ext.h ALSA: hda: hdac_ext_stream: fix potential locking issues 2021-09-28 10:22:26 +02:00
hdaudio.h ALSA: hda: add link_power op to hdac_bus_ops 2021-02-08 15:56:35 +01:00
hdmi-codec.h ASoC: hdmi-codec: Add a prepare hook 2021-06-10 11:48:56 +02:00
hwdep.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156 2019-05-30 11:26:35 -07:00
i2c.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156 2019-05-30 11:26:35 -07:00
info.h ALSA: info: Make snd_info_entry_ops as const 2020-01-03 09:24:18 +01:00
initval.h ALSA: Allow const arrays for legacy resource management helpers 2020-01-05 16:14:26 +01:00
intel-dsp-config.h ALSA: hda: intel-dsp-config: add helper for ACPI DSP driver selection 2020-11-19 18:24:35 +00:00
intel-nhlt.h ALSA: hda: intel-nhlt: verify config type 2021-03-02 10:22:47 +01:00
jack.h ALSA: jack: implement software jack injection via debugfs 2021-02-02 10:37:07 +01:00
l3.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
madera-pdata.h ASoC: madera: Update SPDX headers 2019-06-26 12:27:50 +01:00
max9768.h
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max98095.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 152 2019-05-30 11:26:32 -07:00
memalloc.h Revert "ALSA: memalloc: Convert x86 SG-buffer handling with non-contiguous type" 2021-11-04 22:10:03 +01:00
minors.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156 2019-05-30 11:26:35 -07:00
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mpu401.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156 2019-05-30 11:26:35 -07:00
omap-hdmi-audio.h ALSA: Replace HTTP links with HTTPS ones 2020-07-19 20:49:25 +02:00
opl3.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156 2019-05-30 11:26:35 -07:00
opl4.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156 2019-05-30 11:26:35 -07:00
pcm_drm_eld.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
pcm_iec958.h ALSA: iec958: Split status creation and fill 2021-06-08 17:05:41 +02:00
pcm_oss.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156 2019-05-30 11:26:35 -07:00
pcm_params.h ALSA: pcm: Remove unused inline function snd_mask_sizeof 2020-09-09 18:43:07 +02:00
pcm-indirect.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 61 2019-05-24 17:36:45 +02:00
pcm.h ASoC: soc-pcm: Fix DPCM lockdep warning due to nested stream locks 2022-01-28 15:59:16 +00:00
pt2258.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156 2019-05-30 11:26:35 -07:00
pxa2xx-lib.h ALSA: pxa2xx: Use managed PCM buffer allocation 2021-08-04 08:08:21 +02:00
rawmidi.h ALSA: rawmidi: introduce SNDRV_RAWMIDI_IOCTL_USER_PVERSION 2021-09-23 09:26:40 +02:00
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rt1015.h ASoC: rt1015: add delay to fix pop noise from speaker 2020-11-05 17:25:17 +00:00
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rt5682.h ASoC: rt5682: Add a new property for the DMIC clock driving 2020-11-13 14:22:09 +00:00
rt5682s.h ASoC: rt5682s: add delay time to fix pop sound issue 2021-12-08 13:07:58 +00:00
s3c24xx_uda134x.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
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seq_midi_emul.h ALSA: seq: Constify struct snd_midi_op 2020-01-03 09:24:19 +01:00
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sh_dac_audio.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500 2019-06-19 17:09:55 +02:00
sh_fsi.h ASoC: fsi: convert to SPDX identifiers 2018-08-02 10:56:59 +01:00
simple_card_utils.h ASoC: simple-card-utils: add codec2codec support 2021-10-15 16:10:37 +01:00
simple_card.h ASoC: simple-card: convert to SPDX identifiers 2018-07-02 10:52:47 +01:00
snd_wavefront.h ASoC: Updates for v4.15 2017-11-13 15:45:57 +01:00
soc-acpi-intel-match.h ASoC: Intel: common: add ACPI matching tables for Alder Lake 2020-12-09 16:52:04 +00:00
soc-acpi.h ASoC: soc-acpi: Set mach->id field on comp_ids matches 2021-11-22 15:40:01 +00:00
soc-card.h ASoC: soc-card: add snd_soc_card_remove_dai_link() 2020-05-30 02:11:42 +01:00
soc-component.h ASoC: soc-component: add snd_soc_pcm_component_delay() 2021-11-29 12:19:41 +00:00
soc-dai.h ASoC/SoundWire: dai: expand 'stream' concept beyond SoundWire 2021-12-24 14:06:47 +00:00
soc-dapm.h ASoC: dapm: declare missing structure prototypes 2020-06-25 19:21:01 +01:00
soc-dpcm.h ASoC: soc-pcm: test refcount before triggering 2021-12-14 17:15:47 +00:00
soc-jack.h ASoC: add soc-jack.h 2020-11-30 12:54:02 +00:00
soc-link.h ASoC: soc-pcm: care trigger rollback 2020-12-09 12:13:38 +00:00
soc-topology.h ASoC: topology: Fix stub for snd_soc_tplg_component_remove() 2021-10-25 17:41:26 +01:00
soc.h ASoC: core: Add snd_soc_of_parse_pin_switches() from simple-card-utils 2021-12-23 18:34:23 +00:00
sof.h ASoC: SOF: Rename 'enum snd_sof_fw_state' to 'enum sof_fw_state' 2021-12-23 13:38:18 +00:00
soundfont.h treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 156 2019-05-30 11:26:35 -07:00
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wm8960.h ASoC: wm8960: Support headphone jack detection function 2020-06-15 20:58:33 +01:00
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