From abe11d0aacc75eb400fc1c6e40b28703e481076e Mon Sep 17 00:00:00 2001 From: Axel Lin Date: Fri, 7 Oct 2011 21:41:41 +0800 Subject: [PATCH] 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 Signed-off-by: Mark Brown --- sound/soc/codecs/wm8776.c | 16 ++-------------- 1 file 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 -- 2.30.2