linux-kernel - [PATCH 1/2] ASoC: ak4458: Disable regulator when error happens

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Message-Id: <20251202083535.1985714-2-shengjiu.wang@nxp.com>
Date: Tue,  2 Dec 2025 16:35:34 +0800
From: Shengjiu Wang <shengjiu.wang@....com>
To: lgirdwood@...il.com,
	broonie@...nel.org,
	perex@...ex.cz,
	tiwai@...e.com,
	andriy.shevchenko@...ux.intel.com,
	kuninori.morimoto.gx@...esas.com,
	nichen@...as.ac.cn,
	linux-sound@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	ckeepax@...nsource.cirrus.com
Subject: [PATCH 1/2] ASoC: ak4458: Disable regulator when error happens

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@....com>
---
 sound/soc/codecs/ak4458.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/sound/soc/codecs/ak4458.c b/sound/soc/codecs/ak4458.c
index 893071d7a57f..dab38d1cbaca 100644
--- a/sound/soc/codecs/ak4458.c
+++ b/sound/soc/codecs/ak4458.c
@@ -671,7 +671,14 @@ static int 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:
+	regulator_bulk_disable(ARRAY_SIZE(ak4458->supplies), ak4458->supplies);
+	return ret;
 }
 
 static const struct snd_soc_component_driver soc_codec_dev_ak4458 = {
-- 
2.34.1