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ASoC: tlv320aic32x4: Use snd_soc_update_bits() in aic32x4_mute() 

Simplify mute function by using snd_soc_update_bits() over
read/modify/write style code.

Signed-off-by: Andrew F. Davis <afd@ti.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Andrew F. Davis 2017-12-12 16:43:08 -06:00 committed by Mark Brown
parent 0fe7aa39ba
commit b7ddd9cab7
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GPG Key ID: 24D68B725D5487D0
1 changed files with 3 additions and 6 deletions
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9
sound/soc/codecs/tlv320aic32x4.c
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@ -773,13 +773,10 @@ static int aic32x4_hw_params(struct snd_pcm_substream *substream,
static int aic32x4_mute(struct snd_soc_dai *dai, int mute)
{
struct snd_soc_codec *codec = dai->codec;
u8 dac_reg;
dac_reg = snd_soc_read(codec, AIC32X4_DACMUTE) & ~AIC32X4_MUTEON;
if (mute)
snd_soc_write(codec, AIC32X4_DACMUTE, dac_reg | AIC32X4_MUTEON);
else
snd_soc_write(codec, AIC32X4_DACMUTE, dac_reg);
snd_soc_update_bits(codec, AIC32X4_DACMUTE,
AIC32X4_MUTEON, mute ? AIC32X4_MUTEON : 0);
return 0;
}