From 750c61b2920f993eae36da32f6ea3071e7470e26 Mon Sep 17 00:00:00 2001 From: bui duc phuc Date: Tue, 21 Jul 2026 17:25:43 +0700 Subject: [PATCH] ASoC: codecs: max98095: Use guard() for mutex locks Clean up the code using guard() for mutex locks. Merely code refactoring, and no behavior change. Signed-off-by: bui duc phuc Link: https://patch.msgid.link/20260721102600.523199-13-phucduc.bui@gmail.com Signed-off-by: Mark Brown --- sound/soc/codecs/max98095.c | 35 ++++++++++++++++++++--------------- 1 file changed, 20 insertions(+), 15 deletions(-) diff --git a/sound/soc/codecs/max98095.c b/sound/soc/codecs/max98095.c index ced9bd4d94da..c47bfa2378b8 100644 --- a/sound/soc/codecs/max98095.c +++ b/sound/soc/codecs/max98095.c @@ -5,6 +5,7 @@ * Copyright 2011 Maxim Integrated Products */ +#include #include #include #include @@ -1532,15 +1533,17 @@ static int max98095_put_eq_enum(struct snd_kcontrol *kcontrol, regsave = snd_soc_component_read(component, M98095_088_CFG_LEVEL); snd_soc_component_update_bits(component, M98095_088_CFG_LEVEL, regmask, 0); - mutex_lock(&max98095->lock); - snd_soc_component_update_bits(component, M98095_00F_HOST_CFG, M98095_SEG, M98095_SEG); - m98095_eq_band(component, channel, 0, coef_set->band1); - m98095_eq_band(component, channel, 1, coef_set->band2); - m98095_eq_band(component, channel, 2, coef_set->band3); - m98095_eq_band(component, channel, 3, coef_set->band4); - m98095_eq_band(component, channel, 4, coef_set->band5); - snd_soc_component_update_bits(component, M98095_00F_HOST_CFG, M98095_SEG, 0); - mutex_unlock(&max98095->lock); + scoped_guard(mutex, &max98095->lock) { + snd_soc_component_update_bits(component, M98095_00F_HOST_CFG, + M98095_SEG, M98095_SEG); + m98095_eq_band(component, channel, 0, coef_set->band1); + m98095_eq_band(component, channel, 1, coef_set->band2); + m98095_eq_band(component, channel, 2, coef_set->band3); + m98095_eq_band(component, channel, 3, coef_set->band4); + m98095_eq_band(component, channel, 4, coef_set->band5); + snd_soc_component_update_bits(component, M98095_00F_HOST_CFG, + M98095_SEG, 0); + } /* Restore the original on/off state */ snd_soc_component_update_bits(component, M98095_088_CFG_LEVEL, regmask, regsave); @@ -1683,12 +1686,14 @@ static int max98095_put_bq_enum(struct snd_kcontrol *kcontrol, regsave = snd_soc_component_read(component, M98095_088_CFG_LEVEL); snd_soc_component_update_bits(component, M98095_088_CFG_LEVEL, regmask, 0); - mutex_lock(&max98095->lock); - snd_soc_component_update_bits(component, M98095_00F_HOST_CFG, M98095_SEG, M98095_SEG); - m98095_biquad_band(component, channel, 0, coef_set->band1); - m98095_biquad_band(component, channel, 1, coef_set->band2); - snd_soc_component_update_bits(component, M98095_00F_HOST_CFG, M98095_SEG, 0); - mutex_unlock(&max98095->lock); + scoped_guard(mutex, &max98095->lock) { + snd_soc_component_update_bits(component, M98095_00F_HOST_CFG, + M98095_SEG, M98095_SEG); + m98095_biquad_band(component, channel, 0, coef_set->band1); + m98095_biquad_band(component, channel, 1, coef_set->band2); + snd_soc_component_update_bits(component, M98095_00F_HOST_CFG, + M98095_SEG, 0); + } /* Restore the original on/off state */ snd_soc_component_update_bits(component, M98095_088_CFG_LEVEL, regmask, regsave);