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ASoC: codecs: max98388: Propagate regcache_sync() errors

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regcache_sync() can fail while replaying cached register state after
resume. max98388_resume() currently ignores that failure and returns
success.

Propagate the error and restore cache-only/dirty state on failure.

Signed-off-by: Pengpeng Hou <pengpeng@iscas.ac.cn>
Link: https://patch.msgid.link/20260704035316.47011-1-pengpeng@iscas.ac.cn
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Pengpeng Hou 2026-07-04 11:53:16 +08:00 committed by Mark Brown
parent 83cc6d88e3
commit 49ea357ea7
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GPG Key ID: 24D68B725D5487D0
1 changed files with 7 additions and 1 deletions
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8
sound/soc/codecs/max98388.c
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@ -863,10 +863,16 @@ static int max98388_suspend(struct device *dev)
static int max98388_resume(struct device *dev)
{
struct max98388_priv *max98388 = dev_get_drvdata(dev);
int ret;
regcache_cache_only(max98388->regmap, false);
max98388_reset(max98388, dev);
regcache_sync(max98388->regmap);
ret = regcache_sync(max98388->regmap);
if (ret) {
regcache_cache_only(max98388->regmap, true);
regcache_mark_dirty(max98388->regmap);
return ret;
}
return 0;
}