diff options
Diffstat (limited to 'sound/soc/sof/pcm.c')
| -rw-r--r-- | sound/soc/sof/pcm.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/sound/soc/sof/pcm.c b/sound/soc/sof/pcm.c index 9ba505cf5966..3d5cd1b445ba 100644 --- a/sound/soc/sof/pcm.c +++ b/sound/soc/sof/pcm.c @@ -346,6 +346,16 @@ static int sof_pcm_trigger(struct snd_soc_component *component, stream.hdr.cmd |= SOF_IPC_STREAM_TRIG_RELEASE; break; case SNDRV_PCM_TRIGGER_RESUME: + if (spcm->stream[substream->stream].suspend_ignored) { + /* + * this case will be triggered when INFO_RESUME is + * supported, no need to resume streams that remained + * enabled in D0ix. + */ + spcm->stream[substream->stream].suspend_ignored = false; + return 0; + } + /* set up hw_params */ ret = sof_pcm_prepare(component, substream); if (ret < 0) { @@ -356,9 +366,30 @@ static int sof_pcm_trigger(struct snd_soc_component *component, /* fallthrough */ case SNDRV_PCM_TRIGGER_START: + if (spcm->stream[substream->stream].suspend_ignored) { + /* + * This case will be triggered when INFO_RESUME is + * not supported, no need to re-start streams that + * remained enabled in D0ix. + */ + spcm->stream[substream->stream].suspend_ignored = false; + return 0; + } stream.hdr.cmd |= SOF_IPC_STREAM_TRIG_START; break; case SNDRV_PCM_TRIGGER_SUSPEND: + if (sdev->s0_suspend && + spcm->stream[substream->stream].d0i3_compatible) { + /* + * trap the event, not sending trigger stop to + * prevent the FW pipelines from being stopped, + * and mark the flag to ignore the upcoming DAPM + * PM events. + */ + spcm->stream[substream->stream].suspend_ignored = true; + return 0; + } + /* fallthrough */ case SNDRV_PCM_TRIGGER_STOP: stream.hdr.cmd |= SOF_IPC_STREAM_TRIG_STOP; ipc_first = true; |