diff options
Diffstat (limited to 'sound/soc/intel/boards')
| -rw-r--r-- | sound/soc/intel/boards/sof_sdw.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/sound/soc/intel/boards/sof_sdw.c b/sound/soc/intel/boards/sof_sdw.c index 00d10e83872a..985dbe1da7a2 100644 --- a/sound/soc/intel/boards/sof_sdw.c +++ b/sound/soc/intel/boards/sof_sdw.c @@ -225,6 +225,46 @@ int sdw_startup(struct snd_pcm_substream *substream) return sdw_startup_stream(substream); } +static int sdw_trigger(struct snd_pcm_substream *substream, int cmd) +{ + struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream); + struct sdw_stream_runtime *sdw_stream; + struct snd_soc_dai *dai; + int ret; + + /* Find stream from first CPU DAI */ + dai = asoc_rtd_to_cpu(rtd, 0); + + sdw_stream = snd_soc_dai_get_sdw_stream(dai, substream->stream); + + if (IS_ERR(sdw_stream)) { + dev_err(rtd->dev, "no stream found for DAI %s", dai->name); + return PTR_ERR(sdw_stream); + } + + switch (cmd) { + case SNDRV_PCM_TRIGGER_START: + case SNDRV_PCM_TRIGGER_PAUSE_RELEASE: + case SNDRV_PCM_TRIGGER_RESUME: + ret = sdw_enable_stream(sdw_stream); + break; + + case SNDRV_PCM_TRIGGER_PAUSE_PUSH: + case SNDRV_PCM_TRIGGER_SUSPEND: + case SNDRV_PCM_TRIGGER_STOP: + ret = sdw_disable_stream(sdw_stream); + break; + default: + ret = -EINVAL; + break; + } + + if (ret) + dev_err(rtd->dev, "%s trigger %d failed: %d", __func__, cmd, ret); + + return ret; +} + void sdw_shutdown(struct snd_pcm_substream *substream) { sdw_shutdown_stream(substream); @@ -232,6 +272,7 @@ void sdw_shutdown(struct snd_pcm_substream *substream) static const struct snd_soc_ops sdw_ops = { .startup = sdw_startup, + .trigger = sdw_trigger, .shutdown = sdw_shutdown, }; |