diff options
| author | Alexander Sverdlin <alexander.sverdlin@gmail.com> | 2023-04-11 00:39:00 +0200 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2023-04-11 12:37:15 +0100 |
| commit | 80f47122538d40b1a6a2c1a3c2d37b6e51b74224 (patch) | |
| tree | 01163238e988b3ad900f02b746c3fb574e3cd95a | |
| parent | be5418dfc1460e82a005dfb9dd76e4ef846c203d (diff) | |
ASoC: ep93xx: i2s: move enable call to startup callback
Make startup/shutdown callbacks symmetric to avoid clock subsystem warnings
(reproduced with "aplay --dump-hw-params" + ctrl-c):
WARNING: CPU: 0 PID: 102 at drivers/clk/clk.c:1048 clk_core_disable
lrclk already disabled
CPU: 0 PID: 102 Comm: aplay Not tainted 6.2.0-rc4 #1
Hardware name: Generic DT based system
...
clk_core_disable from clk_core_disable_lock
clk_core_disable_lock from ep93xx_i2s_shutdown
ep93xx_i2s_shutdown from snd_soc_dai_shutdown
snd_soc_dai_shutdown from soc_pcm_clean
soc_pcm_clean from soc_pcm_close
soc_pcm_close from snd_pcm_release_substream.part.0
snd_pcm_release_substream.part.0 from snd_pcm_release
snd_pcm_release from __fput
__fput from task_work_run
...
WARNING: CPU: 0 PID: 102 at drivers/clk/clk.c:907 clk_core_unprepare
lrclk already unprepared
CPU: 0 PID: 102 Comm: aplay Tainted: G W 6.2.0-rc4 #1
Hardware name: Generic DT based system
...
clk_core_unprepare from clk_unprepare
clk_unprepare from ep93xx_i2s_shutdown
ep93xx_i2s_shutdown from snd_soc_dai_shutdown
snd_soc_dai_shutdown from soc_pcm_clean
soc_pcm_clean from soc_pcm_close
soc_pcm_close from snd_pcm_release_substream.part.0
snd_pcm_release_substream.part.0 from snd_pcm_release
snd_pcm_release from __fput
__fput from task_work_run
...
Signed-off-by: Alexander Sverdlin <alexander.sverdlin@gmail.com>
Link: https://lore.kernel.org/r/20230410223902.2321834-2-alexander.sverdlin@gmail.com
Signed-off-by: Mark Brown <broonie@kernel.org>
| -rw-r--r-- | sound/soc/cirrus/ep93xx-i2s.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/sound/soc/cirrus/ep93xx-i2s.c b/sound/soc/cirrus/ep93xx-i2s.c index 9760453d9d79..2abd1bce2290 100644 --- a/sound/soc/cirrus/ep93xx-i2s.c +++ b/sound/soc/cirrus/ep93xx-i2s.c @@ -208,6 +208,16 @@ static int ep93xx_i2s_dai_probe(struct snd_soc_dai *dai) return 0; } +static int ep93xx_i2s_startup(struct snd_pcm_substream *substream, + struct snd_soc_dai *dai) +{ + struct ep93xx_i2s_info *info = snd_soc_dai_get_drvdata(dai); + + ep93xx_i2s_enable(info, substream->stream); + + return 0; +} + static void ep93xx_i2s_shutdown(struct snd_pcm_substream *substream, struct snd_soc_dai *dai) { @@ -348,7 +358,6 @@ static int ep93xx_i2s_hw_params(struct snd_pcm_substream *substream, if (err) return err; - ep93xx_i2s_enable(info, substream->stream); return 0; } @@ -397,6 +406,7 @@ static int ep93xx_i2s_resume(struct snd_soc_component *component) #endif static const struct snd_soc_dai_ops ep93xx_i2s_dai_ops = { + .startup = ep93xx_i2s_startup, .shutdown = ep93xx_i2s_shutdown, .hw_params = ep93xx_i2s_hw_params, .set_sysclk = ep93xx_i2s_set_sysclk, |