[PATCH v3 01/10] ASoC: wm8510: Convert to snd_soc_cache_sync

From: Axel Lin
Date: Fri Oct 07 2011 - 09:36:36 EST


Convert to snd_soc_cache_sync for sync reg_cache with the hardware.

Signed-off-by: Axel Lin <axel.lin@xxxxxxxxx>
---
sound/soc/codecs/wm8510.c | 13 ++-----------
1 files changed, 2 insertions(+), 11 deletions(-)

diff --git a/sound/soc/codecs/wm8510.c b/sound/soc/codecs/wm8510.c
index 55a4c83..07c9cc7 100644
--- a/sound/soc/codecs/wm8510.c
+++ b/sound/soc/codecs/wm8510.c
@@ -480,6 +480,8 @@ static int wm8510_set_bias_level(struct snd_soc_codec *codec,
power1 |= WM8510_POWER1_BIASEN | WM8510_POWER1_BUFIOEN;

if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) {
+ snd_soc_cache_sync(codec);
+
/* Initial cap charge at VMID 5k */
snd_soc_write(codec, WM8510_POWER1, power1 | 0x3);
mdelay(100);
@@ -541,18 +543,7 @@ static int wm8510_suspend(struct snd_soc_codec *codec, pm_message_t state)

static int wm8510_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(wm8510_reg); i++) {
- data[0] = (i << 1) | ((cache[i] >> 8) & 0x0001);
- data[1] = cache[i] & 0x00ff;
- codec->hw_write(codec->control_data, data, 2);
- }
wm8510_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
-
return 0;
}

--
1.7.4.1



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