46 	struct snd_pcm_substream *substream;  member
68 static int sst_byt_pcm_hw_params(struct snd_pcm_substream *substream,  in sst_byt_pcm_hw_params()  argument
71 	struct snd_soc_pcm_runtime *rtd = substream->private_data;  in sst_byt_pcm_hw_params()
74 	struct sst_byt_pcm_data *pcm_data = &pdata->pcm[substream->stream];  in sst_byt_pcm_hw_params()
78 	int ret, playback = (substream->stream == SNDRV_PCM_STREAM_PLAYBACK);  in sst_byt_pcm_hw_params()
112 	snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(params));  in sst_byt_pcm_hw_params()
115 				    substream->dma_buffer.addr,  in sst_byt_pcm_hw_params()
131 static int sst_byt_pcm_hw_free(struct snd_pcm_substream *substream)  in sst_byt_pcm_hw_free()  argument
133 	struct snd_soc_pcm_runtime *rtd = substream->private_data;  in sst_byt_pcm_hw_free()
136 	snd_pcm_lib_free_pages(substream);  in sst_byt_pcm_hw_free()
141 static int sst_byt_pcm_restore_stream_context(struct snd_pcm_substream *substream)  in sst_byt_pcm_restore_stream_context()  argument
143 	struct snd_soc_pcm_runtime *rtd = substream->private_data;  in sst_byt_pcm_restore_stream_context()
146 	struct sst_byt_pcm_data *pcm_data = &pdata->pcm[substream->stream];  in sst_byt_pcm_restore_stream_context()
170 	if (snd_pcm_running(pcm_data->substream))  in sst_byt_pcm_work()
171 		sst_byt_pcm_restore_stream_context(pcm_data->substream);  in sst_byt_pcm_work()
174 static int sst_byt_pcm_trigger(struct snd_pcm_substream *substream, int cmd)  in sst_byt_pcm_trigger()  argument
176 	struct snd_soc_pcm_runtime *rtd = substream->private_data;  in sst_byt_pcm_trigger()
179 	struct sst_byt_pcm_data *pcm_data = &pdata->pcm[substream->stream];  in sst_byt_pcm_trigger()
216 	struct snd_pcm_substream *substream = pcm_data->substream;  in byt_notify_pointer()  local
217 	struct snd_pcm_runtime *runtime = substream->runtime;  in byt_notify_pointer()
218 	struct snd_soc_pcm_runtime *rtd = substream->private_data;  in byt_notify_pointer()
225 					  snd_pcm_lib_buffer_bytes(substream));  in byt_notify_pointer()
233 	snd_pcm_period_elapsed(substream);  in byt_notify_pointer()
237 static snd_pcm_uframes_t sst_byt_pcm_pointer(struct snd_pcm_substream *substream)  in sst_byt_pcm_pointer()  argument
239 	struct snd_soc_pcm_runtime *rtd = substream->private_data;  in sst_byt_pcm_pointer()
240 	struct snd_pcm_runtime *runtime = substream->runtime;  in sst_byt_pcm_pointer()
243 	struct sst_byt_pcm_data *pcm_data = &pdata->pcm[substream->stream];  in sst_byt_pcm_pointer()
250 static int sst_byt_pcm_open(struct snd_pcm_substream *substream)  in sst_byt_pcm_open()  argument
252 	struct snd_soc_pcm_runtime *rtd = substream->private_data;  in sst_byt_pcm_open()
255 	struct sst_byt_pcm_data *pcm_data = &pdata->pcm[substream->stream];  in sst_byt_pcm_open()
262 	pcm_data->substream = substream;  in sst_byt_pcm_open()
264 	snd_soc_set_runtime_hwparams(substream, &sst_byt_pcm_hardware);  in sst_byt_pcm_open()
266 	pcm_data->stream = sst_byt_stream_new(byt, substream->stream + 1,  in sst_byt_pcm_open()
278 static int sst_byt_pcm_close(struct snd_pcm_substream *substream)  in sst_byt_pcm_close()  argument
280 	struct snd_soc_pcm_runtime *rtd = substream->private_data;  in sst_byt_pcm_close()
283 	struct sst_byt_pcm_data *pcm_data = &pdata->pcm[substream->stream];  in sst_byt_pcm_close()
303 static int sst_byt_pcm_mmap(struct snd_pcm_substream *substream,  in sst_byt_pcm_mmap()  argument
306 	struct snd_soc_pcm_runtime *rtd = substream->private_data;  in sst_byt_pcm_mmap()
309 	return snd_pcm_lib_default_mmap(substream, vma);  in sst_byt_pcm_mmap()
331 	if (pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream ||  in sst_byt_pcm_new()
332 	    pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream) {  in sst_byt_pcm_new()