From: Ranjani Sridharan ranjani.sridharan@linux.intel.com
Setting the prepared flag to false marks the streams for the hw_params to be reset upon resuming. In the case of the D0i3-compatible streams that ignored suspend to keep the pipeline active in the DSP during suspend, this should not be done.
Signed-off-by: Ranjani Sridharan ranjani.sridharan@linux.intel.com Signed-off-by: Pierre-Louis Bossart pierre-louis.bossart@linux.intel.com --- sound/soc/sof/sof-audio.c | 7 +++++++ 1 file changed, 7 insertions(+)
diff --git a/sound/soc/sof/sof-audio.c b/sound/soc/sof/sof-audio.c index 0d8f65b9ae25..345e42ee4783 100644 --- a/sound/soc/sof/sof-audio.c +++ b/sound/soc/sof/sof-audio.c @@ -39,6 +39,13 @@ int sof_set_hw_params_upon_resume(struct device *dev) */ list_for_each_entry(spcm, &sdev->pcm_list, list) { for (dir = 0; dir <= SNDRV_PCM_STREAM_CAPTURE; dir++) { + /* + * do not reset hw_params upon resume for streams that + * were kept running during suspend + */ + if (spcm->stream[dir].suspend_ignored) + continue; + substream = spcm->stream[dir].substream; if (!substream || !substream->runtime) continue;