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ASoC: fsl_ssi: Use guard() for mutex locks

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Clean up the code using guard() for mutex locks.
Merely code refactoring, and no behavior change.

Signed-off-by: bui duc phuc <phucduc.bui@gmail.com>
Reviewed-by: Frank Li <Frank.Li@nxp.com>
Link: https://patch.msgid.link/20260615093824.115751-7-phucduc.bui@gmail.com
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
bui duc phuc 2026-06-15 16:38:19 +07:00 committed by Mark Brown
parent a1b865cff2
commit 4d748e7082
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GPG Key ID: 24D68B725D5487D0
1 changed files with 4 additions and 9 deletions
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13
sound/soc/fsl/fsl_ssi.c
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@ -1218,13 +1218,13 @@ static void fsl_ssi_ac97_write(struct snd_ac97 *ac97, unsigned short reg,
if (reg > 0x7f)
return;
mutex_lock(&fsl_ac97_data->ac97_reg_lock);
guard(mutex)(&fsl_ac97_data->ac97_reg_lock);
ret = clk_prepare_enable(fsl_ac97_data->clk);
if (ret) {
pr_err("ac97 write clk_prepare_enable failed: %d\n",
ret);
goto ret_unlock;
return;
}
lreg = reg << 12;
@ -1238,9 +1238,6 @@ static void fsl_ssi_ac97_write(struct snd_ac97 *ac97, unsigned short reg,
udelay(100);
clk_disable_unprepare(fsl_ac97_data->clk);
ret_unlock:
mutex_unlock(&fsl_ac97_data->ac97_reg_lock);
}
static unsigned short fsl_ssi_ac97_read(struct snd_ac97 *ac97,
@ -1252,12 +1249,12 @@ static unsigned short fsl_ssi_ac97_read(struct snd_ac97 *ac97,
unsigned int lreg;
int ret;
mutex_lock(&fsl_ac97_data->ac97_reg_lock);
guard(mutex)(&fsl_ac97_data->ac97_reg_lock);
ret = clk_prepare_enable(fsl_ac97_data->clk);
if (ret) {
pr_err("ac97 read clk_prepare_enable failed: %d\n", ret);
goto ret_unlock;
return val;
}
lreg = (reg & 0x7f) << 12;
@ -1272,8 +1269,6 @@ static unsigned short fsl_ssi_ac97_read(struct snd_ac97 *ac97,
clk_disable_unprepare(fsl_ac97_data->clk);
ret_unlock:
mutex_unlock(&fsl_ac97_data->ac97_reg_lock);
return val;
}