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| author | Axel Lin <axel.lin@gmail.com> | 2011-10-07 13:53:39 (GMT) |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2011-10-10 09:29:59 (GMT) |
| commit | fa5fdb473e9c593525601d445124d563c6be150e (patch) | |
| tree | 2015981ad969dcc93668095c3f1a9a8593b1790c /sound/soc/codecs/wm8988.c | |
| parent | 0bad3d8453e60ed5093ffccc0dd906ffb9bfe62c (diff) | |
| download | linux-fsl-qoriq-fa5fdb473e9c593525601d445124d563c6be150e.tar.xz | |
ASoC: wm8988: 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/wm8988.c')
| -rw-r--r-- | sound/soc/codecs/wm8988.c | 17 |
1 files changed, 2 insertions, 15 deletions
diff --git a/sound/soc/codecs/wm8988.c b/sound/soc/codecs/wm8988.c index 1c6f8bf..2e9eba7 100644 --- a/sound/soc/codecs/wm8988.c +++ b/sound/soc/codecs/wm8988.c @@ -55,7 +55,6 @@ struct wm8988_priv { struct snd_pcm_hw_constraint_list *sysclk_constraints; }; - #define wm8988_reset(c) snd_soc_write(c, WM8988_RESET, 0) /* @@ -676,6 +675,8 @@ static int wm8988_set_bias_level(struct snd_soc_codec *codec, case SND_SOC_BIAS_STANDBY: if (codec->dapm.bias_level == SND_SOC_BIAS_OFF) { + snd_soc_cache_sync(codec); + /* VREF, VMID=2x5k */ snd_soc_write(codec, WM8988_PWR1, pwr_reg | 0x1c1); @@ -736,21 +737,7 @@ static int wm8988_suspend(struct snd_soc_codec *codec, pm_message_t state) static int wm8988_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 < WM8988_NUM_REG; i++) { - if (i == WM8988_RESET) - continue; - data[0] = (i << 1) | ((cache[i] >> 8) & 0x0001); - data[1] = cache[i] & 0x00ff; - codec->hw_write(codec->control_data, data, 2); - } - wm8988_set_bias_level(codec, SND_SOC_BIAS_STANDBY); - return 0; } |