Lines Matching refs:substream
16 * substream
17 * @substream: PCM substream
22 snd_pcm_substream_to_dma_direction(const struct snd_pcm_substream *substream)
24 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
30 int snd_hwparams_to_dma_slave_config(const struct snd_pcm_substream *substream,
32 int snd_dmaengine_pcm_trigger(struct snd_pcm_substream *substream, int cmd);
33 snd_pcm_uframes_t snd_dmaengine_pcm_pointer(struct snd_pcm_substream *substream);
34 snd_pcm_uframes_t snd_dmaengine_pcm_pointer_no_residue(struct snd_pcm_substream *substream);
36 int snd_dmaengine_pcm_open(struct snd_pcm_substream *substream,
38 int snd_dmaengine_pcm_close(struct snd_pcm_substream *substream);
40 int snd_dmaengine_pcm_open_request_chan(struct snd_pcm_substream *substream,
42 int snd_dmaengine_pcm_close_release_chan(struct snd_pcm_substream *substream);
46 struct dma_chan *snd_dmaengine_pcm_get_chan(struct snd_pcm_substream *substream);
87 const struct snd_pcm_substream *substream,
92 struct snd_pcm_substream *substream,
116 * PCM substream. Will be called from the PCM drivers hwparams callback.
137 int (*prepare_slave_config)(struct snd_pcm_substream *substream,
142 struct snd_pcm_substream *substream);
143 int (*process)(struct snd_pcm_substream *substream,
163 int snd_dmaengine_pcm_prepare_slave_config(struct snd_pcm_substream *substream,