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authorMark Brown <broonie@opensource.wolfsonmicro.com>2012-10-10 20:24:23 +0900
committerMark Brown <broonie@opensource.wolfsonmicro.com>2012-10-15 11:49:40 +0900
commitc16a7428912350a28f51df48c5f738523b1ecd8b (patch)
tree1439ecad90853949d8649195090985259866acdf /sound/soc/codecs
parentdc43b0467115976ad90169ada94f6d8462469d6c (diff)
ASoC: wm8770: Remove unneeded bias level manipulation
Since the device is now idle_bias_off these never have any useful effect, the device will be brought to _OFF when idle, and will at best leave it powered for longer. Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
Diffstat (limited to 'sound/soc/codecs')
-rw-r--r--sound/soc/codecs/wm8770.c22
1 files changed, 0 insertions, 22 deletions
diff --git a/sound/soc/codecs/wm8770.c b/sound/soc/codecs/wm8770.c
index 21ec563ad12..8eefe429e38 100644
--- a/sound/soc/codecs/wm8770.c
+++ b/sound/soc/codecs/wm8770.c
@@ -572,23 +572,6 @@ static struct snd_soc_dai_driver wm8770_dai = {
.symmetric_rates = 1
};
-#ifdef CONFIG_PM
-static int wm8770_suspend(struct snd_soc_codec *codec)
-{
- wm8770_set_bias_level(codec, SND_SOC_BIAS_OFF);
- return 0;
-}
-
-static int wm8770_resume(struct snd_soc_codec *codec)
-{
- wm8770_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
- return 0;
-}
-#else
-#define wm8770_suspend NULL
-#define wm8770_resume NULL
-#endif
-
static int wm8770_probe(struct snd_soc_codec *codec)
{
struct wm8770_priv *wm8770;
@@ -642,8 +625,6 @@ static int wm8770_probe(struct snd_soc_codec *codec)
goto err_reg_enable;
}
- wm8770_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
-
/* latch the volume update bits */
snd_soc_update_bits(codec, WM8770_MSDIGVOL, 0x100, 0x100);
snd_soc_update_bits(codec, WM8770_MSALGVOL, 0x100, 0x100);
@@ -680,7 +661,6 @@ static int wm8770_remove(struct snd_soc_codec *codec)
int i;
wm8770 = snd_soc_codec_get_drvdata(codec);
- wm8770_set_bias_level(codec, SND_SOC_BIAS_OFF);
for (i = 0; i < ARRAY_SIZE(wm8770->supplies); ++i)
regulator_unregister_notifier(wm8770->supplies[i].consumer,
@@ -692,8 +672,6 @@ static int wm8770_remove(struct snd_soc_codec *codec)
static struct snd_soc_codec_driver soc_codec_dev_wm8770 = {
.probe = wm8770_probe,
.remove = wm8770_remove,
- .suspend = wm8770_suspend,
- .resume = wm8770_resume,
.set_bias_level = wm8770_set_bias_level,
.idle_bias_off = true,
};