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authorAxel Lin <axel.lin@gmail.com>2010-12-01 10:22:34 +0100
committerMark Brown <broonie@opensource.wolfsonmicro.com>2010-12-01 12:50:09 +0100
commitcca67a3668392857641e9440ca6dc16a48b12e37 (patch)
treefef3724769e50dda11805c21da40ebdf589f36db /sound/soc/codecs/ak4535.c
parentASoC: sh: fsi-ak4642: midify card name (diff)
downloadlinux-cca67a3668392857641e9440ca6dc16a48b12e37.tar.xz
linux-cca67a3668392857641e9440ca6dc16a48b12e37.zip
ASoC: ak4535: Improve readability for setting mute
The mute/unmute is controled by SMUTE (Soft Mute Control bit): 0: Normal Operation (Default) 1: DAC outputs soft-muted I think this change improves readability. Signed-off-by: Axel Lin <axel.lin@gmail.com> Acked-by: Liam Girdwood <lrg@slimlogic.co.uk> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound/soc/codecs/ak4535.c')
-rw-r--r--sound/soc/codecs/ak4535.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/sound/soc/codecs/ak4535.c b/sound/soc/codecs/ak4535.c
index 73675458076d..8b38739c88f8 100644
--- a/sound/soc/codecs/ak4535.c
+++ b/sound/soc/codecs/ak4535.c
@@ -366,9 +366,9 @@ static int ak4535_set_dai_fmt(struct snd_soc_dai *codec_dai,
static int ak4535_mute(struct snd_soc_dai *dai, int mute)
{
struct snd_soc_codec *codec = dai->codec;
- u16 mute_reg = ak4535_read_reg_cache(codec, AK4535_DAC) & 0xffdf;
+ u16 mute_reg = ak4535_read_reg_cache(codec, AK4535_DAC);
if (!mute)
- ak4535_write(codec, AK4535_DAC, mute_reg);
+ ak4535_write(codec, AK4535_DAC, mute_reg & ~0x20);
else
ak4535_write(codec, AK4535_DAC, mute_reg | 0x20);
return 0;
@@ -381,11 +381,11 @@ static int ak4535_set_bias_level(struct snd_soc_codec *codec,
switch (level) {
case SND_SOC_BIAS_ON:
- mute_reg = ak4535_read_reg_cache(codec, AK4535_DAC) & 0xffdf;
- ak4535_write(codec, AK4535_DAC, mute_reg);
+ mute_reg = ak4535_read_reg_cache(codec, AK4535_DAC);
+ ak4535_write(codec, AK4535_DAC, mute_reg & ~0x20);
break;
case SND_SOC_BIAS_PREPARE:
- mute_reg = ak4535_read_reg_cache(codec, AK4535_DAC) & 0xffdf;
+ mute_reg = ak4535_read_reg_cache(codec, AK4535_DAC);
ak4535_write(codec, AK4535_DAC, mute_reg | 0x20);
break;
case SND_SOC_BIAS_STANDBY: