Re: [alsa-devel] [PATCH] ASoC: compress: Use power efficient workqueue

On Fri, Aug 09, 2013 at 06:22:11PM +0100, Mark Brown wrote:

From: Mark Brown broonie@linaro.org

There is no need for the power down work to be done on a per CPU workqueue especially considering the fairly long delay before powerdown.

Signed-off-by: Mark Brown broonie@linaro.org

Acked-by: Vinod Koul vinod.koul@intel.com

Thanks ~Vinod

---

sound/soc/soc-compress.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/sound/soc/soc-compress.c b/sound/soc/soc-compress.c index d220150..53c9ecd 100644 --- a/sound/soc/soc-compress.c +++ b/sound/soc/soc-compress.c @@ -149,8 +149,9 @@ static int soc_compr_free(struct snd_compr_stream *cstream) SND_SOC_DAPM_STREAM_STOP); } else { 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 */

-- 1.8.4.rc1

--