31 	struct snd_pcm_substream *substream;  member
64 	struct snd_pcm_substream *substream = stream->substream;  in au1000_setup_dma_link()  local
65 	struct snd_pcm_runtime *runtime = substream->runtime;  in au1000_setup_dma_link()
134 	struct snd_pcm_substream *substream = stream->substream;  in au1000_dma_interrupt()  local
159 	snd_pcm_period_elapsed(substream);  in au1000_dma_interrupt()
186 static int alchemy_pcm_open(struct snd_pcm_substream *substream)  in alchemy_pcm_open()  argument
188 	struct alchemy_pcm_ctx *ctx = ss_to_ctx(substream);  in alchemy_pcm_open()
189 	struct snd_soc_pcm_runtime *rtd = substream->private_data;  in alchemy_pcm_open()
190 	int *dmaids, s = substream->stream;  in alchemy_pcm_open()
193 	dmaids = snd_soc_dai_get_dma_data(rtd->cpu_dai, substream);  in alchemy_pcm_open()
205 	ctx->stream[s].substream = substream;  in alchemy_pcm_open()
207 	snd_soc_set_runtime_hwparams(substream, &alchemy_pcm_hardware);  in alchemy_pcm_open()
212 static int alchemy_pcm_close(struct snd_pcm_substream *substream)  in alchemy_pcm_close()  argument
214 	struct alchemy_pcm_ctx *ctx = ss_to_ctx(substream);  in alchemy_pcm_close()
215 	int stype = substream->stream;  in alchemy_pcm_close()
217 	ctx->stream[stype].substream = NULL;  in alchemy_pcm_close()
223 static int alchemy_pcm_hw_params(struct snd_pcm_substream *substream,  in alchemy_pcm_hw_params()  argument
226 	struct audio_stream *stream = ss_to_as(substream);  in alchemy_pcm_hw_params()
229 	err = snd_pcm_lib_malloc_pages(substream,  in alchemy_pcm_hw_params()
237 		snd_pcm_lib_free_pages(substream);  in alchemy_pcm_hw_params()
242 static int alchemy_pcm_hw_free(struct snd_pcm_substream *substream)  in alchemy_pcm_hw_free()  argument
244 	struct audio_stream *stream = ss_to_as(substream);  in alchemy_pcm_hw_free()
246 	return snd_pcm_lib_free_pages(substream);  in alchemy_pcm_hw_free()
249 static int alchemy_pcm_trigger(struct snd_pcm_substream *substream, int cmd)  in alchemy_pcm_trigger()  argument
251 	struct audio_stream *stream = ss_to_as(substream);  in alchemy_pcm_trigger()