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| author | Axel Lin <axel.lin@gmail.com> | 2011-10-07 21:41:41 +0800 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2011-10-10 10:29:58 +0100 |
| commit | abe11d0aacc75eb400fc1c6e40b28703e481076e (patch) | |
| tree | 53e2d7a28ae66143d251720a3f31f33abbdb00c4 /sound/soc/codecs/wm8776.c | |
| parent | 4d4adfc9790da2a6f7382004451b73231c1d2ccf (diff) | |
| download | blackbird-op-linux-abe11d0aacc75eb400fc1c6e40b28703e481076e.tar.gz blackbird-op-linux-abe11d0aacc75eb400fc1c6e40b28703e481076e.zip | |
ASoC: wm8776: Convert to snd_soc_cache_sync
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>
Diffstat (limited to 'sound/soc/codecs/wm8776.c')
| -rw-r--r-- | sound/soc/codecs/wm8776.c | 16 |
1 files changed, 2 insertions, 14 deletions
diff --git a/sound/soc/codecs/wm8776.c b/sound/soc/codecs/wm8776.c index 00d8846fae8a..bfdc52370ad0 100644 --- a/sound/soc/codecs/wm8776.c +++ b/sound/soc/codecs/wm8776.c @@ -308,6 +308,8 @@ static int wm8776_set_bias_level(struct snd_soc_codec *codec, break; case SND_SOC_BIAS_STANDBY: if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) { + snd_soc_cache_sync(codec); + /* Disable the global powerdown; DAPM does the rest */ snd_soc_update_bits(codec, WM8776_PWRDOWN, 1, 0); } @@ -379,21 +381,7 @@ static int wm8776_suspend(struct snd_soc_codec *codec, pm_message_t state) static int wm8776_resume(struct snd_soc_codec *codec) { - int i; - u8 data[2]; - u16 *cache = codec->reg_cache; - - /* Sync reg_cache with the hardware */ - for (i = 0; i < ARRAY_SIZE(wm8776_reg); i++) { - if (cache[i] == wm8776_reg[i]) - continue; - data[0] = (i << 1) | ((cache[i] >> 8) & 0x0001); - data[1] = cache[i] & 0x00ff; - codec->hw_write(codec->control_data, data, 2); - } - wm8776_set_bias_level(codec, SND_SOC_BIAS_STANDBY); - return 0; } #else |
