soc/sof/pcm.c

25 			     struct snd_pcm_substream *substream,
28 	struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
30 	struct snd_dma_buffer *dmab = snd_pcm_get_dma_buf(substream);
31 	int stream = substream->stream;
50 	snd_pcm_period_elapsed(sps->substream);
61 void snd_sof_pcm_period_elapsed(struct snd_pcm_substream *substream)
63 	struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
83 	schedule_work(&spcm->stream[substream->stream].period_elapsed_work);
123 			     struct snd_pcm_substream *substream,
127 	struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
130 	struct snd_pcm_runtime *runtime = substream->runtime;
146 	if (pcm_ops && pcm_ops->hw_free && spcm->prepared[substream->stream]) {
147 		ret = pcm_ops->hw_free(component, substream);
151 		spcm->prepared[substream->stream] = false;
155 		spcm->pcm.pcm_id, substream->stream);
157 	ret = snd_sof_pcm_platform_hw_params(sdev, substream, params, &platform_params);
164 	if (!spcm->stream[substream->stream].list) {
166 						      substream->stream);
173 		ret = create_page_table(component, substream, runtime->dma_area,
181 		ret = pcm_ops->hw_params(component, substream, params, &platform_params);
186 	spcm->prepared[substream->stream] = true;
189 	memcpy(&spcm->params[substream->stream], params, sizeof(*params));
195 			   struct snd_pcm_substream *substream)
197 	struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
212 		spcm->pcm.pcm_id, substream->stream);
214 	if (spcm->prepared[substream->stream]) {
217 			snd_sof_pcm_platform_trigger(sdev, substream, SNDRV_PCM_TRIGGER_STOP);
221 			ret = pcm_ops->hw_free(component, substream);
226 		spcm->prepared[substream->stream] = false;
230 	ret = snd_sof_pcm_platform_hw_free(sdev, substream);
237 	ret = sof_widget_list_free(sdev, spcm, substream->stream);
241 	cancel_work_sync(&spcm->stream[substream->stream].period_elapsed_work);
247 			   struct snd_pcm_substream *substream)
249 	struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
261 	if (spcm->prepared[substream->stream])
265 		spcm->pcm.pcm_id, substream->stream);
269 				substream, &spcm->params[substream->stream]);
284 			   struct snd_pcm_substream *substream, int cmd)
286 	struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
303 		spcm->pcm.pcm_id, substream->stream, cmd);
314 		if (spcm->stream[substream->stream].suspend_ignored) {
320 			spcm->stream[substream->stream].suspend_ignored = false;
334 		    spcm->stream[substream->stream].d0i3_compatible) {
335 			spcm->stream[substream->stream].suspend_ignored = true;
355 		snd_sof_pcm_platform_trigger(sdev, substream, cmd);
358 		ret = pcm_ops->trigger(component, substream, cmd);
365 			snd_sof_pcm_platform_trigger(sdev, substream, cmd);
372 			snd_sof_pcm_platform_trigger(sdev, substream, cmd);
380 		ret = sof_pcm_stream_free(sdev, substream, spcm, substream->stream, false);
386 					 struct snd_pcm_substream *substream)
388 	struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
400 		ret = pcm_ops->pointer(component, substream, &host);
407 		return sof_ops(sdev)->pcm_pointer(sdev, substream);
414 	host = bytes_to_frames(substream->runtime,
415 			       spcm->stream[substream->stream].posn.host_posn);
416 	dai = bytes_to_frames(substream->runtime,
417 			      spcm->stream[substream->stream].posn.dai_posn);
419 	trace_sof_pcm_pointer_position(sdev, spcm, substream, host, dai);
425 			struct snd_pcm_substream *substream)
427 	struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
428 	struct snd_pcm_runtime *runtime = substream->runtime;
444 		spcm->pcm.pcm_id, substream->stream);
447 	caps = &spcm->pcm.caps[substream->stream];
475 	substream->wait_time = 500;
477 	spcm->stream[substream->stream].posn.host_posn = 0;
478 	spcm->stream[substream->stream].posn.dai_posn = 0;
479 	spcm->stream[substream->stream].substream = substream;
480 	spcm->prepared[substream->stream] = false;
482 	ret = snd_sof_pcm_platform_open(sdev, substream);
490 			 struct snd_pcm_substream *substream)
492 	struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
506 		spcm->pcm.pcm_id, substream->stream);
508 	err = snd_sof_pcm_platform_close(sdev, substream);
556 	if (!pcm->streams[stream].substream) {
557 		dev_err(component->dev, "error: NULL playback substream!\n");
561 	snd_pcm_set_managed_buffer(pcm->streams[stream].substream,
578 	if (!pcm->streams[stream].substream) {
579 		dev_err(component->dev, "error: NULL capture substream!\n");
583 	snd_pcm_set_managed_buffer(pcm->streams[stream].substream,
677 		       struct snd_pcm_substream *substream)
681 	return snd_sof_pcm_platform_ack(sdev, substream);
685 				       struct snd_pcm_substream *substream)
691 		return pcm_ops->delay(component, substream);