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ASoC: pcm: Use the power efficient workqueue for delayed powerdown 

There is no need to use a normal per-CPU workqueue for delayed power downs
as they're not timing or performance critical and waking up a core for them
would defeat some of the point.

Signed-off-by: Mark Brown <broonie@linaro.org>
Reviewed-by: Viresh Kumar <viresh.kumar@linaro.org>
This commit is contained in:
Mark Brown 2013-07-18 11:52:17 +01:00
parent 64b0c282e8
commit d4e1a73acd
1 changed files with 3 additions and 2 deletions
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5
sound/soc/soc-pcm.c
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@ -411,8 +411,9 @@ static int soc_pcm_close(struct snd_pcm_substream *substream)
} else {
/* start delayed pop wq here for playback streams */
rtd->pop_wait = 1;
schedule_delayed_work(&rtd->delayed_work,
msecs_to_jiffies(rtd->pmdown_time));
queue_delayed_work(system_power_efficient_wq,
&rtd->delayed_work,
msecs_to_jiffies(rtd->pmdown_time));
}
} else {
/* capture streams can be powered down now */