From 4d4adfc9790da2a6f7382004451b73231c1d2ccf Mon Sep 17 00:00:00 2001 From: Axel Lin Date: Fri, 7 Oct 2011 21:40:44 +0800 Subject: [PATCH] ASoC: wm8750: 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/wm8750.c | 16 ++-------------- 1 file changed, 2 insertions(+), 14 deletions(-) diff --git a/sound/soc/codecs/wm8750.c b/sound/soc/codecs/wm8750.c index 862c520..ca75a81 100644 --- a/sound/soc/codecs/wm8750.c +++ b/sound/soc/codecs/wm8750.c @@ -616,6 +616,8 @@ static int wm8750_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); + /* Set VMID to 5k */ snd_soc_write(codec, WM8750_PWR1, pwr_reg | 0x01c1); @@ -673,21 +675,7 @@ static int wm8750_suspend(struct snd_soc_codec *codec, pm_message_t state) static int wm8750_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(wm8750_reg); i++) { - if (i == WM8750_RESET) - continue; - data[0] = (i << 1) | ((cache[i] >> 8) & 0x0001); - data[1] = cache[i] & 0x00ff; - codec->hw_write(codec->control_data, data, 2); - } - wm8750_set_bias_level(codec, SND_SOC_BIAS_STANDBY); - return 0; } -- 2.7.4