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| author | Axel Lin <axel.lin@gmail.com> | 2011-10-13 22:56:34 +0800 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2011-10-13 17:38:36 +0100 |
| commit | bc6ae96a445fe527e32695135130ce4bd24b90d2 (patch) | |
| tree | ce83ee7e3b7d19cd74c730bdbf7695b1dd9d942b /sound/soc/codecs/tlv320aic32x4.c | |
| parent | 694b00010b0dfe727d485c3472cfe3ad7b91dcc2 (diff) | |
| download | linux-3.10-bc6ae96a445fe527e32695135130ce4bd24b90d2.tar.gz linux-3.10-bc6ae96a445fe527e32695135130ce4bd24b90d2.tar.bz2 linux-3.10-bc6ae96a445fe527e32695135130ce4bd24b90d2.zip | |
ASoC: tlv320aic32x4: Use snd_soc_update_bits for read-modify-write
Use snd_soc_update_bits for read-modify-write register access instead of
open-coding it using snd_soc_read and snd_soc_write.
Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound/soc/codecs/tlv320aic32x4.c')
| -rw-r--r-- | sound/soc/codecs/tlv320aic32x4.c | 61 |
1 files changed, 24 insertions, 37 deletions
diff --git a/sound/soc/codecs/tlv320aic32x4.c b/sound/soc/codecs/tlv320aic32x4.c index a68982e0a1a..b21c610051c 100644 --- a/sound/soc/codecs/tlv320aic32x4.c +++ b/sound/soc/codecs/tlv320aic32x4.c @@ -528,40 +528,33 @@ static int aic32x4_set_bias_level(struct snd_soc_codec *codec, enum snd_soc_bias_level level) { struct aic32x4_priv *aic32x4 = snd_soc_codec_get_drvdata(codec); - u8 value; switch (level) { case SND_SOC_BIAS_ON: if (aic32x4->master) { /* Switch on PLL */ - value = snd_soc_read(codec, AIC32X4_PLLPR); - snd_soc_write(codec, AIC32X4_PLLPR, - (value | AIC32X4_PLLEN)); + snd_soc_update_bits(codec, AIC32X4_PLLPR, + AIC32X4_PLLEN, AIC32X4_PLLEN); /* Switch on NDAC Divider */ - value = snd_soc_read(codec, AIC32X4_NDAC); - snd_soc_write(codec, AIC32X4_NDAC, - value | AIC32X4_NDACEN); + snd_soc_update_bits(codec, AIC32X4_NDAC, + AIC32X4_NDACEN, AIC32X4_NDACEN); /* Switch on MDAC Divider */ - value = snd_soc_read(codec, AIC32X4_MDAC); - snd_soc_write(codec, AIC32X4_MDAC, - value | AIC32X4_MDACEN); + snd_soc_update_bits(codec, AIC32X4_MDAC, + AIC32X4_MDACEN, AIC32X4_MDACEN); /* Switch on NADC Divider */ - value = snd_soc_read(codec, AIC32X4_NADC); - snd_soc_write(codec, AIC32X4_NADC, - value | AIC32X4_MDACEN); + snd_soc_update_bits(codec, AIC32X4_NADC, + AIC32X4_NADCEN, AIC32X4_NADCEN); /* Switch on MADC Divider */ - value = snd_soc_read(codec, AIC32X4_MADC); - snd_soc_write(codec, AIC32X4_MADC, - value | AIC32X4_MDACEN); + snd_soc_update_bits(codec, AIC32X4_MADC, + AIC32X4_MADCEN, AIC32X4_MADCEN); /* Switch on BCLK_N Divider */ - value = snd_soc_read(codec, AIC32X4_BCLKN); - snd_soc_write(codec, AIC32X4_BCLKN, - value | AIC32X4_BCLKEN); + snd_soc_update_bits(codec, AIC32X4_BCLKN, + AIC32X4_BCLKEN, AIC32X4_BCLKEN); } break; case SND_SOC_BIAS_PREPARE: @@ -569,34 +562,28 @@ static int aic32x4_set_bias_level(struct snd_soc_codec *codec, case SND_SOC_BIAS_STANDBY: if (aic32x4->master) { /* Switch off PLL */ - value = snd_soc_read(codec, AIC32X4_PLLPR); - snd_soc_write(codec, AIC32X4_PLLPR, - (value & ~AIC32X4_PLLEN)); + snd_soc_update_bits(codec, AIC32X4_PLLPR, + AIC32X4_PLLEN, 0); /* Switch off NDAC Divider */ - value = snd_soc_read(codec, AIC32X4_NDAC); - snd_soc_write(codec, AIC32X4_NDAC, - value & ~AIC32X4_NDACEN); + snd_soc_update_bits(codec, AIC32X4_NDAC, + AIC32X4_NDACEN, 0); /* Switch off MDAC Divider */ - value = snd_soc_read(codec, AIC32X4_MDAC); - snd_soc_write(codec, AIC32X4_MDAC, - value & ~AIC32X4_MDACEN); + snd_soc_update_bits(codec, AIC32X4_MDAC, + AIC32X4_MDACEN, 0); /* Switch off NADC Divider */ - value = snd_soc_read(codec, AIC32X4_NADC); - snd_soc_write(codec, AIC32X4_NADC, - value & ~AIC32X4_NDACEN); + snd_soc_update_bits(codec, AIC32X4_NADC, + AIC32X4_NADCEN, 0); /* Switch off MADC Divider */ - value = snd_soc_read(codec, AIC32X4_MADC); - snd_soc_write(codec, AIC32X4_MADC, - value & ~AIC32X4_MDACEN); - value = snd_soc_read(codec, AIC32X4_BCLKN); + snd_soc_update_bits(codec, AIC32X4_MADC, + AIC32X4_MADCEN, 0); /* Switch off BCLK_N Divider */ - snd_soc_write(codec, AIC32X4_BCLKN, - value & ~AIC32X4_BCLKEN); + snd_soc_update_bits(codec, AIC32X4_BCLKN, + AIC32X4_BCLKEN, 0); } break; case SND_SOC_BIAS_OFF: |