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ASoC: AD1836: Use snd_soc_update_bits for read-modify-write

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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: Lars-Peter Clausen <lars@metafoo.de>
Acked-by: Liam Girdwood <lrg@ti.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Lars-Peter Clausen 2011-06-06 13:38:37 +02:00 committed by Mark Brown
parent 90bc11d1d0
commit 2cf0342822
1 changed files with 6 additions and 12 deletions
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18
sound/soc/codecs/ad1836.c
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@ -174,19 +174,15 @@ static int ad1836_soc_suspend(struct snd_soc_codec *codec,
pm_message_t state)
{
/* reset clock control mode */
u16 adc_ctrl2 = snd_soc_read(codec, AD1836_ADC_CTRL2);
adc_ctrl2 &= ~AD1836_ADC_SERFMT_MASK;
return snd_soc_write(codec, AD1836_ADC_CTRL2, adc_ctrl2);
return snd_soc_update_bits(codec, AD1836_ADC_CTRL2,
AD1836_ADC_SERFMT_MASK, 0);
}
static int ad1836_soc_resume(struct snd_soc_codec *codec)
{
/* restore clock control mode */
u16 adc_ctrl2 = snd_soc_read(codec, AD1836_ADC_CTRL2);
adc_ctrl2 |= AD1836_ADC_AUX;
return snd_soc_write(codec, AD1836_ADC_CTRL2, adc_ctrl2);
return snd_soc_update_bits(codec, AD1836_ADC_CTRL2,
AD1836_ADC_SERFMT_MASK, AD1836_ADC_AUX);
}
#else
#define ad1836_soc_suspend NULL
@ -266,10 +262,8 @@ static int ad1836_probe(struct snd_soc_codec *codec)
static int ad1836_remove(struct snd_soc_codec *codec)
{
/* reset clock control mode */
u16 adc_ctrl2 = snd_soc_read(codec, AD1836_ADC_CTRL2);
adc_ctrl2 &= ~AD1836_ADC_SERFMT_MASK;
return snd_soc_write(codec, AD1836_ADC_CTRL2, adc_ctrl2);
return snd_soc_update_bits(codec, AD1836_ADC_CTRL2,
AD1836_ADC_SERFMT_MASK, 0);
}
static struct snd_soc_codec_driver soc_codec_dev_ad1836 = {