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| author | Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> | 2021-09-07 20:44:36 +0200 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2021-09-09 15:16:24 +0200 |
| commit | 58eafe1ff52ee1ce255759fc15729519af180cbb (patch) | |
| tree | 1be539c077e86f35aa18d1e2f0ea4ba107e41d8b /sound/soc/intel | |
| parent | ASoC: rockchip: i2s: Fix concurrency between tx/rx (diff) | |
| download | linux-58eafe1ff52ee1ce255759fc15729519af180cbb.tar.xz linux-58eafe1ff52ee1ce255759fc15729519af180cbb.zip | |
ASoC: Intel: sof_sdw: tag SoundWire BEs as non-atomic
The SoundWire BEs make use of 'stream' functions for .prepare and
.trigger. These functions will in turn force a Bank Switch, which
implies a wait operation.
Mark SoundWire BEs as nonatomic for consistency, but keep all other
types of BEs as is. The initialization of .nonatomic is done outside
of the create_sdw_dailink helper to avoid adding more parameters to
deal with a single exception to the rule that BEs are atomic.
Suggested-by: Takashi Iwai <tiwai@suse.de>
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@linux.intel.com>
Reviewed-by: Bard Liao <bard.liao@intel.com>
Link: https://lore.kernel.org/r/20210907184436.33152-1-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/intel')
| -rw-r--r-- | sound/soc/intel/boards/sof_sdw.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/sound/soc/intel/boards/sof_sdw.c b/sound/soc/intel/boards/sof_sdw.c index 6602eda89e8e..6b06248a9327 100644 --- a/sound/soc/intel/boards/sof_sdw.c +++ b/sound/soc/intel/boards/sof_sdw.c @@ -929,6 +929,11 @@ static int create_sdw_dailink(struct snd_soc_card *card, cpus + *cpu_id, cpu_dai_num, codecs, codec_num, NULL, &sdw_ops); + /* + * SoundWire DAILINKs use 'stream' functions and Bank Switch operations + * based on wait_for_completion(), tag them as 'nonatomic'. + */ + dai_links[*be_index].nonatomic = true; ret = set_codec_init_func(card, link, dai_links + (*be_index)++, playback, group_id); |