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authorLars-Peter Clausen <lars@metafoo.de>2014-09-04 19:44:12 +0200
committerMark Brown <broonie@kernel.org>2014-09-04 20:10:26 +0100
commit85362efb80070bed890602483f71cd103be303c2 (patch)
tree35d74d717707f9ca41161c190c144c848972cc85 /sound/soc/codecs/ssm2602.c
parent0f0cc5a775ebe88d9be12489874bd2799b42e242 (diff)
downloadblackbird-obmc-linux-85362efb80070bed890602483f71cd103be303c2.tar.gz
blackbird-obmc-linux-85362efb80070bed890602483f71cd103be303c2.zip
ASoC: ssm2602: Cleanup manual bias level transitions
Set the CODEC driver's suspend_bias_off flag rather than manually going to SND_SOC_BIAS_OFF in suspend and SND_SOC_BIAS_STANDBY in resume. This makes the code a bit shorter and cleaner. While we are at it also remove the regcache_cache_only() calls from suspend/resume as there shouldn't be any IO between suspend and resume. Since the ASoC core now takes care of setting the bias level to SND_SOC_BIAS_OFF when removing the CODEC there is no need to do it manually anymore either. The manual transition to SND_SOC_BIAS_STANDBY at the end of CODEC probe() can also be removed as the core will automatically do this after the CODEC has been probed. Signed-off-by: Lars-Peter Clausen <lars@metafoo.de> Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/codecs/ssm2602.c')
-rw-r--r--sound/soc/codecs/ssm2602.c24
1 files changed, 2 insertions, 22 deletions
diff --git a/sound/soc/codecs/ssm2602.c b/sound/soc/codecs/ssm2602.c
index 484b3bbe8624..0dec13648563 100644
--- a/sound/soc/codecs/ssm2602.c
+++ b/sound/soc/codecs/ssm2602.c
@@ -502,18 +502,11 @@ static struct snd_soc_dai_driver ssm2602_dai = {
.symmetric_samplebits = 1,
};
-static int ssm2602_suspend(struct snd_soc_codec *codec)
-{
- ssm2602_set_bias_level(codec, SND_SOC_BIAS_OFF);
- return 0;
-}
-
static int ssm2602_resume(struct snd_soc_codec *codec)
{
struct ssm2602_priv *ssm2602 = snd_soc_codec_get_drvdata(codec);
regcache_sync(ssm2602->regmap);
- ssm2602_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
return 0;
}
@@ -586,27 +579,14 @@ static int ssm260x_codec_probe(struct snd_soc_codec *codec)
break;
}
- if (ret)
- return ret;
-
- ssm2602_set_bias_level(codec, SND_SOC_BIAS_STANDBY);
-
- return 0;
-}
-
-/* remove everything here */
-static int ssm2602_remove(struct snd_soc_codec *codec)
-{
- ssm2602_set_bias_level(codec, SND_SOC_BIAS_OFF);
- return 0;
+ return ret;
}
static struct snd_soc_codec_driver soc_codec_dev_ssm2602 = {
.probe = ssm260x_codec_probe,
- .remove = ssm2602_remove,
- .suspend = ssm2602_suspend,
.resume = ssm2602_resume,
.set_bias_level = ssm2602_set_bias_level,
+ .suspend_bias_off = true,
.controls = ssm260x_snd_controls,
.num_controls = ARRAY_SIZE(ssm260x_snd_controls),
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