Commit 3f809783 authored by Sanyog Kale's avatar Sanyog Kale Committed by Mark Brown
Browse files

ASoC: pcm: allow delayed suspending request by users 



If a device would like to use delayed suspending then PM
recommendation is to set ‘power.use_autosuspend’ flag. To allow
users to do so we need to change runtime calls in core to use
autosuspend counterparts.

For user who do not wish to use delayed suspend not setting the
device's ‘power.use_autosuspend’ flag will result in non-delayed
suspend even with these APIs which incidentally is also the default
behaviour, so only users will be impacted who opt in for this.

Signed-off-by: default avatarSanyog Kale <sanyog.r.kale@intel.com>
Signed-off-by: default avatarVinod Koul <vinod.koul@intel.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 8005c49d

sound/soc/soc-pcm.c

+20 −8
Original line number Diff line number Diff line
@@ -599,10 +599,15 @@ platform_err: 
out:

	mutex_unlock(&rtd->pcm_mutex);



	pm_runtime_put(platform->dev);

	for (i = 0; i < rtd->num_codecs; i++)

		pm_runtime_put(rtd->codec_dais[i]->dev);

	pm_runtime_put(cpu_dai->dev);

	pm_runtime_mark_last_busy(platform->dev);

	pm_runtime_put_autosuspend(platform->dev);

	for (i = 0; i < rtd->num_codecs; i++) {

		pm_runtime_mark_last_busy(rtd->codec_dais[i]->dev);

		pm_runtime_put_autosuspend(rtd->codec_dais[i]->dev);

	}



	pm_runtime_mark_last_busy(cpu_dai->dev);

	pm_runtime_put_autosuspend(cpu_dai->dev);

	for (i = 0; i < rtd->num_codecs; i++) {

		if (!rtd->codec_dais[i]->active)

			pinctrl_pm_select_sleep_state(rtd->codec_dais[i]->dev);
@@ -706,10 +711,17 @@ static int soc_pcm_close(struct snd_pcm_substream *substream) 


	mutex_unlock(&rtd->pcm_mutex);



	pm_runtime_put(platform->dev);

	for (i = 0; i < rtd->num_codecs; i++)

		pm_runtime_put(rtd->codec_dais[i]->dev);

	pm_runtime_put(cpu_dai->dev);

	pm_runtime_mark_last_busy(platform->dev);

	pm_runtime_put_autosuspend(platform->dev);



	for (i = 0; i < rtd->num_codecs; i++) {

		pm_runtime_mark_last_busy(rtd->codec_dais[i]->dev);

		pm_runtime_put_autosuspend(rtd->codec_dais[i]->dev);

	}



	pm_runtime_mark_last_busy(cpu_dai->dev);

	pm_runtime_put_autosuspend(cpu_dai->dev);



	for (i = 0; i < rtd->num_codecs; i++) {

		if (!rtd->codec_dais[i]->active)

			pinctrl_pm_select_sleep_state(rtd->codec_dais[i]->dev);

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