37 	struct dmaengine_pcm_runtime_data *prtd = substream_to_prtd(substream);  in snd_dmaengine_pcm_get_chan()  local
39 	return prtd->dma_chan;  in snd_dmaengine_pcm_get_chan()
134 	struct dmaengine_pcm_runtime_data *prtd = substream_to_prtd(substream);  in dmaengine_pcm_dma_complete()  local
136 	prtd->pos += snd_pcm_lib_period_bytes(substream);  in dmaengine_pcm_dma_complete()
137 	if (prtd->pos >= snd_pcm_lib_buffer_bytes(substream))  in dmaengine_pcm_dma_complete()
138 		prtd->pos = 0;  in dmaengine_pcm_dma_complete()
145 	struct dmaengine_pcm_runtime_data *prtd = substream_to_prtd(substream);  in dmaengine_pcm_prepare_and_submit()  local
146 	struct dma_chan *chan = prtd->dma_chan;  in dmaengine_pcm_prepare_and_submit()
156 	prtd->pos = 0;  in dmaengine_pcm_prepare_and_submit()
167 	prtd->cookie = dmaengine_submit(desc);  in dmaengine_pcm_prepare_and_submit()
184 	struct dmaengine_pcm_runtime_data *prtd = substream_to_prtd(substream);  in snd_dmaengine_pcm_trigger()  local
193 		dma_async_issue_pending(prtd->dma_chan);  in snd_dmaengine_pcm_trigger()
197 		dmaengine_resume(prtd->dma_chan);  in snd_dmaengine_pcm_trigger()
201 			dmaengine_pause(prtd->dma_chan);  in snd_dmaengine_pcm_trigger()
203 			dmaengine_terminate_async(prtd->dma_chan);  in snd_dmaengine_pcm_trigger()
206 		dmaengine_pause(prtd->dma_chan);  in snd_dmaengine_pcm_trigger()
209 		dmaengine_terminate_async(prtd->dma_chan);  in snd_dmaengine_pcm_trigger()
228 	struct dmaengine_pcm_runtime_data *prtd = substream_to_prtd(substream);  in snd_dmaengine_pcm_pointer_no_residue()  local
229 	return bytes_to_frames(substream->runtime, prtd->pos);  in snd_dmaengine_pcm_pointer_no_residue()
242 	struct dmaengine_pcm_runtime_data *prtd = substream_to_prtd(substream);  in snd_dmaengine_pcm_pointer()  local
248 	status = dmaengine_tx_status(prtd->dma_chan, prtd->cookie, &state);  in snd_dmaengine_pcm_pointer()
295 	struct dmaengine_pcm_runtime_data *prtd;  in snd_dmaengine_pcm_open()  local
306 	prtd = kzalloc(sizeof(*prtd), GFP_KERNEL);  in snd_dmaengine_pcm_open()
307 	if (!prtd)  in snd_dmaengine_pcm_open()
310 	prtd->dma_chan = chan;  in snd_dmaengine_pcm_open()
312 	substream->runtime->private_data = prtd;  in snd_dmaengine_pcm_open()
345 	struct dmaengine_pcm_runtime_data *prtd = substream_to_prtd(substream);  in snd_dmaengine_pcm_close()  local
347 	dmaengine_synchronize(prtd->dma_chan);  in snd_dmaengine_pcm_close()
348 	kfree(prtd);  in snd_dmaengine_pcm_close()
362 	struct dmaengine_pcm_runtime_data *prtd = substream_to_prtd(substream);  in snd_dmaengine_pcm_close_release_chan()  local
364 	dmaengine_synchronize(prtd->dma_chan);  in snd_dmaengine_pcm_close_release_chan()
365 	dma_release_channel(prtd->dma_chan);  in snd_dmaengine_pcm_close_release_chan()
366 	kfree(prtd);  in snd_dmaengine_pcm_close_release_chan()