diff options
Diffstat (limited to 'sound/soc/intel/skylake/skl-pcm.c')
| -rw-r--r-- | sound/soc/intel/skylake/skl-pcm.c | 36 |
1 files changed, 32 insertions, 4 deletions
diff --git a/sound/soc/intel/skylake/skl-pcm.c b/sound/soc/intel/skylake/skl-pcm.c index 15cb8ac3e374b..afa86b9e4dcf3 100644 --- a/sound/soc/intel/skylake/skl-pcm.c +++ b/sound/soc/intel/skylake/skl-pcm.c @@ -268,15 +268,31 @@ static int skl_pcm_prepare(struct snd_pcm_substream *substream, { struct skl *skl = get_skl_ctx(dai->dev); struct skl_module_cfg *mconfig; + int ret; dev_dbg(dai->dev, "%s: %s\n", __func__, dai->name); mconfig = skl_tplg_fe_get_cpr_module(dai, substream->stream); - /* In case of XRUN recovery, reset the FW pipe to clean state */ - if (mconfig && (substream->runtime->status->state == - SNDRV_PCM_STATE_XRUN)) - skl_reset_pipe(skl->skl_sst, mconfig->pipe); + /* + * In case of XRUN recovery or in the case when the application + * calls prepare another time, reset the FW pipe to clean state + */ + if (mconfig && + (substream->runtime->status->state == SNDRV_PCM_STATE_XRUN || + mconfig->pipe->state == SKL_PIPE_CREATED || + mconfig->pipe->state == SKL_PIPE_PAUSED)) { + + ret = skl_reset_pipe(skl->skl_sst, mconfig->pipe); + + if (ret < 0) + return ret; + + ret = skl_pcm_host_dma_prepare(dai->dev, + mconfig->pipe->p_params); + if (ret < 0) + return ret; + } return 0; } @@ -366,9 +382,21 @@ static int skl_pcm_hw_free(struct snd_pcm_substream *substream, { struct hdac_ext_bus *ebus = dev_get_drvdata(dai->dev); struct hdac_ext_stream *stream = get_hdac_ext_stream(substream); + struct skl *skl = get_skl_ctx(dai->dev); + struct skl_module_cfg *mconfig; + int ret; dev_dbg(dai->dev, "%s: %s\n", __func__, dai->name); + mconfig = skl_tplg_fe_get_cpr_module(dai, substream->stream); + + if (mconfig) { + ret = skl_reset_pipe(skl->skl_sst, mconfig->pipe); + if (ret < 0) + dev_err(dai->dev, "%s:Reset failed ret =%d", + __func__, ret); + } + snd_hdac_stream_cleanup(hdac_stream(stream)); hdac_stream(stream)->prepared = 0; |