22 static int create_page_table(struct snd_pcm_substream *substream,  in create_page_table()  argument
25 	struct snd_soc_pcm_runtime *rtd = substream->private_data;  in create_page_table()
30 	struct snd_dma_buffer *dmab = snd_pcm_get_dma_buf(substream);  in create_page_table()
31 	int stream = substream->stream;  in create_page_table()
41 static int sof_pcm_dsp_params(struct snd_sof_pcm *spcm, struct snd_pcm_substream *substream,  in sof_pcm_dsp_params()  argument
46 	int ret = snd_sof_ipc_pcm_params(sdev, substream, reply);  in sof_pcm_dsp_params()
64 	snd_pcm_period_elapsed(sps->substream);  in sof_pcm_period_elapsed_work()
70 void snd_sof_pcm_period_elapsed(struct snd_pcm_substream *substream)  in snd_sof_pcm_period_elapsed()  argument
72 	struct snd_soc_pcm_runtime *rtd = substream->private_data;  in snd_sof_pcm_period_elapsed()
93 	schedule_work(&spcm->stream[substream->stream].period_elapsed_work);  in snd_sof_pcm_period_elapsed()
98 static int sof_pcm_hw_params(struct snd_pcm_substream *substream,  in sof_pcm_hw_params()  argument
101 	struct snd_soc_pcm_runtime *rtd = substream->private_data;  in sof_pcm_hw_params()
102 	struct snd_pcm_runtime *runtime = substream->runtime;  in sof_pcm_hw_params()
120 		spcm->pcm.pcm_id, substream->stream);  in sof_pcm_hw_params()
125 	ret = snd_pcm_lib_malloc_pages(substream, params_buffer_bytes(params));  in sof_pcm_hw_params()
138 		ret = create_page_table(substream, runtime->dma_area,  in sof_pcm_hw_params()
150 	pcm.comp_id = spcm->stream[substream->stream].comp_id;  in sof_pcm_hw_params()
153 		spcm->stream[substream->stream].page_table.addr;  in sof_pcm_hw_params()
155 	pcm.params.direction = substream->stream;  in sof_pcm_hw_params()
188 					     substream,  in sof_pcm_hw_params()
207 	ret = sof_pcm_dsp_params(spcm, substream, &ipc_params_reply);  in sof_pcm_hw_params()
211 	spcm->prepared[substream->stream] = true;  in sof_pcm_hw_params()
214 	memcpy(&spcm->params[substream->stream], params, sizeof(*params));  in sof_pcm_hw_params()
219 static int sof_pcm_dsp_pcm_free(struct snd_pcm_substream *substream,  in sof_pcm_dsp_pcm_free()  argument
229 	stream.comp_id = spcm->stream[substream->stream].comp_id;  in sof_pcm_dsp_pcm_free()
235 		spcm->prepared[substream->stream] = false;  in sof_pcm_dsp_pcm_free()
240 static int sof_pcm_hw_free(struct snd_pcm_substream *substream)  in sof_pcm_hw_free()  argument
242 	struct snd_soc_pcm_runtime *rtd = substream->private_data;  in sof_pcm_hw_free()
258 		substream->stream);  in sof_pcm_hw_free()
260 	if (spcm->prepared[substream->stream]) {  in sof_pcm_hw_free()
261 		ret = sof_pcm_dsp_pcm_free(substream, sdev, spcm);  in sof_pcm_hw_free()
266 	snd_pcm_lib_free_pages(substream);  in sof_pcm_hw_free()
268 	cancel_work_sync(&spcm->stream[substream->stream].period_elapsed_work);  in sof_pcm_hw_free()
270 	ret = snd_sof_pcm_platform_hw_free(sdev, substream);  in sof_pcm_hw_free()
279 static int sof_pcm_prepare(struct snd_pcm_substream *substream)  in sof_pcm_prepare()  argument
281 	struct snd_soc_pcm_runtime *rtd = substream->private_data;  in sof_pcm_prepare()
296 	if (spcm->prepared[substream->stream])  in sof_pcm_prepare()
300 		substream->stream);  in sof_pcm_prepare()
303 	ret = sof_pcm_hw_params(substream, &spcm->params[substream->stream]);  in sof_pcm_prepare()
316 static int sof_pcm_trigger(struct snd_pcm_substream *substream, int cmd)  in sof_pcm_trigger()  argument
318 	struct snd_soc_pcm_runtime *rtd = substream->private_data;  in sof_pcm_trigger()
338 		spcm->pcm.pcm_id, substream->stream, cmd);  in sof_pcm_trigger()
342 	stream.comp_id = spcm->stream[substream->stream].comp_id;  in sof_pcm_trigger()
354 		ret = sof_pcm_prepare(substream);  in sof_pcm_trigger()
381 		snd_sof_pcm_platform_trigger(sdev, substream, cmd);  in sof_pcm_trigger()
389 		snd_sof_pcm_platform_trigger(sdev, substream, cmd);  in sof_pcm_trigger()
393 		ret = sof_pcm_dsp_pcm_free(substream, sdev, spcm);  in sof_pcm_trigger()
398 static snd_pcm_uframes_t sof_pcm_pointer(struct snd_pcm_substream *substream)  in sof_pcm_pointer()  argument
400 	struct snd_soc_pcm_runtime *rtd = substream->private_data;  in sof_pcm_pointer()
413 		return sof_ops(sdev)->pcm_pointer(sdev, substream);  in sof_pcm_pointer()
420 	host = bytes_to_frames(substream->runtime,  in sof_pcm_pointer()
421 			       spcm->stream[substream->stream].posn.host_posn);  in sof_pcm_pointer()
422 	dai = bytes_to_frames(substream->runtime,  in sof_pcm_pointer()
423 			      spcm->stream[substream->stream].posn.dai_posn);  in sof_pcm_pointer()
426 		spcm->pcm.pcm_id, substream->stream, host, dai);  in sof_pcm_pointer()
431 static int sof_pcm_open(struct snd_pcm_substream *substream)  in sof_pcm_open()  argument
433 	struct snd_soc_pcm_runtime *rtd = substream->private_data;  in sof_pcm_open()
434 	struct snd_pcm_runtime *runtime = substream->runtime;  in sof_pcm_open()
451 		substream->stream);  in sof_pcm_open()
453 	INIT_WORK(&spcm->stream[substream->stream].period_elapsed_work,  in sof_pcm_open()
456 	caps = &spcm->pcm.caps[substream->stream];  in sof_pcm_open()
459 	snd_pcm_hw_constraint_step(substream->runtime, 0,  in sof_pcm_open()
462 	snd_pcm_hw_constraint_step(substream->runtime, 0,  in sof_pcm_open()
494 	substream->wait_time = 500;  in sof_pcm_open()
496 	spcm->stream[substream->stream].posn.host_posn = 0;  in sof_pcm_open()
497 	spcm->stream[substream->stream].posn.dai_posn = 0;  in sof_pcm_open()
498 	spcm->stream[substream->stream].substream = substream;  in sof_pcm_open()
499 	spcm->prepared[substream->stream] = false;  in sof_pcm_open()
501 	ret = snd_sof_pcm_platform_open(sdev, substream);  in sof_pcm_open()
508 static int sof_pcm_close(struct snd_pcm_substream *substream)  in sof_pcm_close()  argument
510 	struct snd_soc_pcm_runtime *rtd = substream->private_data;  in sof_pcm_close()
526 		substream->stream);  in sof_pcm_close()
528 	err = snd_sof_pcm_platform_close(sdev, substream);  in sof_pcm_close()
588 	snd_pcm_lib_preallocate_pages(pcm->streams[stream].substream,  in sof_pcm_new()
605 	snd_pcm_lib_preallocate_pages(pcm->streams[stream].substream,  in sof_pcm_new()