diff options
Diffstat (limited to 'sound/soc/sof/pcm.c')
| -rw-r--r-- | sound/soc/sof/pcm.c | 23 |
1 files changed, 15 insertions, 8 deletions
diff --git a/sound/soc/sof/pcm.c b/sound/soc/sof/pcm.c index 127b68caf9e1..567db32173a8 100644 --- a/sound/soc/sof/pcm.c +++ b/sound/soc/sof/pcm.c @@ -211,16 +211,22 @@ static int sof_pcm_hw_free(struct snd_soc_component *component, dev_dbg(component->dev, "pcm: free stream %d dir %d\n", spcm->pcm.pcm_id, substream->stream); - /* free PCM in the DSP */ - if (pcm_ops && pcm_ops->hw_free && spcm->prepared[substream->stream]) { - ret = pcm_ops->hw_free(component, substream); - if (ret < 0) - err = ret; + if (spcm->prepared[substream->stream]) { + /* stop DMA first if needed */ + if (pcm_ops && pcm_ops->platform_stop_during_hw_free) + snd_sof_pcm_platform_trigger(sdev, substream, SNDRV_PCM_TRIGGER_STOP); + + /* free PCM in the DSP */ + if (pcm_ops && pcm_ops->hw_free) { + ret = pcm_ops->hw_free(component, substream); + if (ret < 0) + err = ret; + } spcm->prepared[substream->stream] = false; } - /* stop DMA */ + /* reset DMA */ ret = snd_sof_pcm_platform_hw_free(sdev, substream); if (ret < 0) { dev_err(component->dev, "error: platform hw free failed\n"); @@ -362,8 +368,9 @@ static int sof_pcm_trigger(struct snd_soc_component *component, case SNDRV_PCM_TRIGGER_SUSPEND: case SNDRV_PCM_TRIGGER_PAUSE_PUSH: case SNDRV_PCM_TRIGGER_STOP: - /* invoke platform trigger to stop DMA even if pcm_ops failed */ - snd_sof_pcm_platform_trigger(sdev, substream, cmd); + /* invoke platform trigger to stop DMA even if pcm_ops isn't set or if it failed */ + if (!pcm_ops || (pcm_ops && !pcm_ops->platform_stop_during_hw_free)) + snd_sof_pcm_platform_trigger(sdev, substream, cmd); break; default: break; |