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ASoC: wm8731: Convert to snd_soc_cache_sync

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Convert to snd_soc_cache_sync for sync reg_cache with the hardware.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
This commit is contained in:
Axel Lin 2011-10-07 21:39:09 +08:00 committed by Mark Brown
parent 960622da0d
commit 9bf311fe17
1 changed files with 2 additions and 13 deletions
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15
sound/soc/codecs/wm8731.c
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@ -427,9 +427,7 @@ static int wm8731_set_bias_level(struct snd_soc_codec *codec,
enum snd_soc_bias_level level)
{
struct wm8731_priv *wm8731 = snd_soc_codec_get_drvdata(codec);
int i, ret;
u8 data[2];
u16 *cache = codec->reg_cache;
int ret;
u16 reg;
switch (level) {
@ -444,16 +442,7 @@ static int wm8731_set_bias_level(struct snd_soc_codec *codec,
if (ret != 0)
return ret;
/* Sync reg_cache with the hardware */
for (i = 0; i < ARRAY_SIZE(wm8731_reg); i++) {
if (cache[i] == wm8731_reg[i])
continue;
data[0] = (i << 1) | ((cache[i] >> 8)
& 0x0001);
data[1] = cache[i] & 0x00ff;
codec->hw_write(codec->control_data, data, 2);
}
snd_soc_cache_sync(codec);
}
/* Clear PWROFF, gate CLKOUT, everything else as-is */