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Commit e50fad4f authored Oct 27, 2011 by ramesh.babu@linux.intel.com Committed by Mark Brown Oct 27, 2011

ASoC: Allow machines to ignore pmdown_time per-link



With this flag, each dai_link in machine driver can choose
to ignore pmdown_time during DAPM shut down sequence.

If the ignore_pmdown_time is set, the DAPM for corresponding DAI
will be executed immediately.

Signed-off-by: Ramesh Babu K V <ramesh.babu@linux.intel.com>
Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>
Acked-by: Liam Girdwood <lrg@ti.com>
Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>

parent 9c173d15

include/sound/soc.h

+3 −0

Original line number	Diff line number	Diff line
		@@ -718,6 +718,9 @@ struct snd_soc_dai_link {
		/* Symmetry requirements */
		unsigned int symmetric_rates:1;

		/* pmdown_time is ignored at stop */
		unsigned int ignore_pmdown_time:1;

		/* codec/machine specific init - e.g. add machine controls */
		int (init)(struct snd_soc_pcm_runtime rtd);

sound/soc/soc-pcm.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -319,7 +319,8 @@ static int soc_pcm_close(struct snd_pcm_substream *substream)
		cpu_dai->runtime = NULL;

		if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
		if (unlikely(codec->ignore_pmdown_time)) {
		if (unlikely(codec->ignore_pmdown_time \|\|
		rtd->dai_link->ignore_pmdown_time)) {
		/* powered down playback stream now */
		snd_soc_dapm_stream_event(rtd,
		codec_dai->driver->playback.stream_name,