From fa58edfcce1c9f86353960700905dbeae512b419 Mon Sep 17 00:00:00 2001 From: bui duc phuc Date: Wed, 8 Jul 2026 19:49:41 +0700 Subject: [PATCH] ASoC: codecs: arizona: Use guard() for mutex locks Clean up the code using guard() for mutex locks. Merely code refactoring, and no behavior change. Reviewed-by: Cezary Rojewski Reviewed-by: Charles Keepax Signed-off-by: bui duc phuc Link: https://patch.msgid.link/20260708125002.202515-5-phucduc.bui@gmail.com Signed-off-by: Mark Brown --- sound/soc/codecs/arizona.c | 26 +++++++++++--------------- 1 file changed, 11 insertions(+), 15 deletions(-) diff --git a/sound/soc/codecs/arizona.c b/sound/soc/codecs/arizona.c index 8c683b0bb74c..4411165c3734 100644 --- a/sound/soc/codecs/arizona.c +++ b/sound/soc/codecs/arizona.c @@ -7,6 +7,7 @@ * Author: Mark Brown */ +#include #include #include #include @@ -1158,17 +1159,16 @@ int arizona_dvfs_up(struct snd_soc_component *component, unsigned int flags) struct arizona_priv *priv = snd_soc_component_get_drvdata(component); int ret = 0; - mutex_lock(&priv->dvfs_lock); + guard(mutex)(&priv->dvfs_lock); if (!priv->dvfs_cached && !priv->dvfs_reqs) { ret = arizona_dvfs_enable(component); if (ret) - goto err; + return ret; } priv->dvfs_reqs |= flags; -err: - mutex_unlock(&priv->dvfs_lock); + return ret; } EXPORT_SYMBOL_GPL(arizona_dvfs_up); @@ -1179,7 +1179,7 @@ int arizona_dvfs_down(struct snd_soc_component *component, unsigned int flags) unsigned int old_reqs; int ret = 0; - mutex_lock(&priv->dvfs_lock); + guard(mutex)(&priv->dvfs_lock); old_reqs = priv->dvfs_reqs; priv->dvfs_reqs &= ~flags; @@ -1187,7 +1187,6 @@ int arizona_dvfs_down(struct snd_soc_component *component, unsigned int flags) if (!priv->dvfs_cached && old_reqs && !priv->dvfs_reqs) ret = arizona_dvfs_disable(component); - mutex_unlock(&priv->dvfs_lock); return ret; } EXPORT_SYMBOL_GPL(arizona_dvfs_down); @@ -1199,7 +1198,7 @@ int arizona_dvfs_sysclk_ev(struct snd_soc_dapm_widget *w, struct arizona_priv *priv = snd_soc_component_get_drvdata(component); int ret = 0; - mutex_lock(&priv->dvfs_lock); + guard(mutex)(&priv->dvfs_lock); switch (event) { case SND_SOC_DAPM_POST_PMU: @@ -1222,7 +1221,6 @@ int arizona_dvfs_sysclk_ev(struct snd_soc_dapm_widget *w, break; } - mutex_unlock(&priv->dvfs_lock); return ret; } EXPORT_SYMBOL_GPL(arizona_dvfs_sysclk_ev); @@ -1657,13 +1655,11 @@ static void arizona_wm5102_set_dac_comp(struct snd_soc_component *component, { 0x80, 0x0 }, }; - mutex_lock(&arizona->dac_comp_lock); - - dac_comp[1].def = arizona->dac_comp_coeff; - if (rate >= 176400) - dac_comp[2].def = arizona->dac_comp_enabled; - - mutex_unlock(&arizona->dac_comp_lock); + scoped_guard(mutex, &arizona->dac_comp_lock) { + dac_comp[1].def = arizona->dac_comp_coeff; + if (rate >= 176400) + dac_comp[2].def = arizona->dac_comp_enabled; + } regmap_multi_reg_write(arizona->regmap, dac_comp,