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Commit f7ba041b authored by Phani Kumar Uppalapati's avatar Phani Kumar Uppalapati
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ASoC: pcm: Update RX shutdown sequence 



Update RX shutdown sequence so that codec
path gets tear down first followed by cpu dai.
This will avoid slim port underflow/overflows
when slim data protocol is changed.

Change-Id: I6e3582fa010d18d4e0ccfde319dfc4d81af1351f
Signed-off-by: default avatarPhani Kumar Uppalapati <phaniu@codeaurora.org>
parent fbac7bcc

sound/soc/soc-pcm.c

+15 −14
Original line number Diff line number Diff line
@@ -680,6 +680,20 @@ static int soc_pcm_close(struct snd_pcm_substream *substream) 
			codec_dai->rate = 0;

	}



	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {

		if (snd_soc_runtime_ignore_pmdown_time(rtd)) {

			/* powered down playback stream now */

			snd_soc_dapm_stream_event(rtd,

						  SNDRV_PCM_STREAM_PLAYBACK,

						  SND_SOC_DAPM_STREAM_STOP);

		} else {

			/* start delayed pop wq here for playback streams */

			rtd->pop_wait = 1;

			queue_delayed_work(system_power_efficient_wq,

					   &rtd->delayed_work,

					   msecs_to_jiffies(rtd->pmdown_time));

		}

	}

	if (cpu_dai->driver->ops->shutdown)

		cpu_dai->driver->ops->shutdown(substream, cpu_dai);
@@ -695,20 +709,7 @@ static int soc_pcm_close(struct snd_pcm_substream *substream) 
	if (platform->driver->ops && platform->driver->ops->close)

		platform->driver->ops->close(substream);



	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {

		if (snd_soc_runtime_ignore_pmdown_time(rtd)) {

			/* powered down playback stream now */

			snd_soc_dapm_stream_event(rtd,

						  SNDRV_PCM_STREAM_PLAYBACK,

						  SND_SOC_DAPM_STREAM_STOP);

		} else {

			/* start delayed pop wq here for playback streams */

			rtd->pop_wait = 1;

			queue_delayed_work(system_power_efficient_wq,

					   &rtd->delayed_work,

					   msecs_to_jiffies(rtd->pmdown_time));

		}

	} else {

	if (substream->stream != SNDRV_PCM_STREAM_PLAYBACK) {

		/* capture streams can be powered down now */

		snd_soc_dapm_stream_event(rtd, SNDRV_PCM_STREAM_CAPTURE,

					  SND_SOC_DAPM_STREAM_STOP);