From: Pierre-Louis Bossart pierre-louis.bossart@linux.intel.com
This is needed to retrieve the information when the stream is allocated at the dai_link level.
Signed-off-by: Pierre-Louis Bossart pierre-louis.bossart@linux.intel.com Signed-off-by: Bard Liao yung-chuan.liao@linux.intel.com --- drivers/soundwire/intel.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+)
diff --git a/drivers/soundwire/intel.c b/drivers/soundwire/intel.c index 13d3877bc6bb..861beb785171 100644 --- a/drivers/soundwire/intel.c +++ b/drivers/soundwire/intel.c @@ -1062,6 +1062,22 @@ static int intel_pdm_set_sdw_stream(struct snd_soc_dai *dai, return cdns_set_sdw_stream(dai, stream, false, direction); }
+static void *intel_get_sdw_stream(struct snd_soc_dai *dai, + int direction) +{ + struct sdw_cdns_dma_data *dma; + + if (direction == SNDRV_PCM_STREAM_PLAYBACK) + dma = dai->playback_dma_data; + else + dma = dai->capture_dma_data; + + if (!dma) + return NULL; + + return dma->stream; +} + static const struct snd_soc_dai_ops intel_pcm_dai_ops = { .startup = intel_startup, .hw_params = intel_hw_params, @@ -1070,6 +1086,7 @@ static const struct snd_soc_dai_ops intel_pcm_dai_ops = { .hw_free = intel_hw_free, .shutdown = intel_shutdown, .set_sdw_stream = intel_pcm_set_sdw_stream, + .get_sdw_stream = intel_get_sdw_stream, };
static const struct snd_soc_dai_ops intel_pdm_dai_ops = { @@ -1080,6 +1097,7 @@ static const struct snd_soc_dai_ops intel_pdm_dai_ops = { .hw_free = intel_hw_free, .shutdown = intel_shutdown, .set_sdw_stream = intel_pdm_set_sdw_stream, + .get_sdw_stream = intel_get_sdw_stream, };
static const struct snd_soc_component_driver dai_component = {