6.6-stable review patch. If anyone has any objections, please let me know.
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From: Shengjiu Wang shengjiu.wang@nxp.com
[ Upstream commit ae585fabb9713a43e358cf606451386757225c95 ]
Disable regulator in runtime resume when error happens to balance the reference count of regulator.
Fixes: 7e3096e8f823 ("ASoC: ak4458: Add regulator support") Signed-off-by: Shengjiu Wang shengjiu.wang@nxp.com Link: https://patch.msgid.link/20251203100529.3841203-2-shengjiu.wang@nxp.com Signed-off-by: Mark Brown broonie@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- sound/soc/codecs/ak4458.c | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-)
diff --git a/sound/soc/codecs/ak4458.c b/sound/soc/codecs/ak4458.c index 77678f85ad946..ec8771158ab25 100644 --- a/sound/soc/codecs/ak4458.c +++ b/sound/soc/codecs/ak4458.c @@ -681,7 +681,15 @@ static int __maybe_unused ak4458_runtime_resume(struct device *dev) regcache_cache_only(ak4458->regmap, false); regcache_mark_dirty(ak4458->regmap);
- return regcache_sync(ak4458->regmap); + ret = regcache_sync(ak4458->regmap); + if (ret) + goto err; + + return 0; +err: + regcache_cache_only(ak4458->regmap, true); + regulator_bulk_disable(ARRAY_SIZE(ak4458->supplies), ak4458->supplies); + return ret; } #endif /* CONFIG_PM */