39 	const struct snd_pcm_substream *substream)  in substream_to_prtd()  argument
41 	return substream->runtime->private_data;  in substream_to_prtd()
44 struct dma_chan *snd_dmaengine_pcm_get_chan(struct snd_pcm_substream *substream)  in snd_dmaengine_pcm_get_chan()  argument
46 	struct dmaengine_pcm_runtime_data *prtd = substream_to_prtd(substream);  in snd_dmaengine_pcm_get_chan()
61 int snd_hwparams_to_dma_slave_config(const struct snd_pcm_substream *substream,  in snd_hwparams_to_dma_slave_config()  argument
84 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {  in snd_hwparams_to_dma_slave_config()
115 	const struct snd_pcm_substream *substream,  in snd_dmaengine_pcm_set_config_from_dai_data()  argument
119 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {  in snd_dmaengine_pcm_set_config_from_dai_data()
137 	struct snd_pcm_substream *substream = arg;  in dmaengine_pcm_dma_complete()  local
138 	struct dmaengine_pcm_runtime_data *prtd = substream_to_prtd(substream);  in dmaengine_pcm_dma_complete()
140 	prtd->pos += snd_pcm_lib_period_bytes(substream);  in dmaengine_pcm_dma_complete()
141 	if (prtd->pos >= snd_pcm_lib_buffer_bytes(substream))  in dmaengine_pcm_dma_complete()
144 	snd_pcm_period_elapsed(substream);  in dmaengine_pcm_dma_complete()
147 static int dmaengine_pcm_prepare_and_submit(struct snd_pcm_substream *substream)  in dmaengine_pcm_prepare_and_submit()  argument
149 	struct dmaengine_pcm_runtime_data *prtd = substream_to_prtd(substream);  in dmaengine_pcm_prepare_and_submit()
155 	direction = snd_pcm_substream_to_dma_direction(substream);  in dmaengine_pcm_prepare_and_submit()
157 	if (!substream->runtime->no_period_wakeup)  in dmaengine_pcm_prepare_and_submit()
162 		substream->runtime->dma_addr,  in dmaengine_pcm_prepare_and_submit()
163 		snd_pcm_lib_buffer_bytes(substream),  in dmaengine_pcm_prepare_and_submit()
164 		snd_pcm_lib_period_bytes(substream), direction, flags);  in dmaengine_pcm_prepare_and_submit()
170 	desc->callback_param = substream;  in dmaengine_pcm_prepare_and_submit()
186 int snd_dmaengine_pcm_trigger(struct snd_pcm_substream *substream, int cmd)  in snd_dmaengine_pcm_trigger()  argument
188 	struct dmaengine_pcm_runtime_data *prtd = substream_to_prtd(substream);  in snd_dmaengine_pcm_trigger()
193 		ret = dmaengine_pcm_prepare_and_submit(substream);  in snd_dmaengine_pcm_trigger()
224 snd_pcm_uframes_t snd_dmaengine_pcm_pointer_no_residue(struct snd_pcm_substream *substream)  in snd_dmaengine_pcm_pointer_no_residue()  argument
226 	struct dmaengine_pcm_runtime_data *prtd = substream_to_prtd(substream);  in snd_dmaengine_pcm_pointer_no_residue()
227 	return bytes_to_frames(substream->runtime, prtd->pos);  in snd_dmaengine_pcm_pointer_no_residue()
238 snd_pcm_uframes_t snd_dmaengine_pcm_pointer(struct snd_pcm_substream *substream)  in snd_dmaengine_pcm_pointer()  argument
240 	struct dmaengine_pcm_runtime_data *prtd = substream_to_prtd(substream);  in snd_dmaengine_pcm_pointer()
248 		buf_size = snd_pcm_lib_buffer_bytes(substream);  in snd_dmaengine_pcm_pointer()
253 	return bytes_to_frames(substream->runtime, pos);  in snd_dmaengine_pcm_pointer()
290 int snd_dmaengine_pcm_open(struct snd_pcm_substream *substream,  in snd_dmaengine_pcm_open()  argument
299 	ret = snd_pcm_hw_constraint_integer(substream->runtime,  in snd_dmaengine_pcm_open()
310 	substream->runtime->private_data = prtd;  in snd_dmaengine_pcm_open()
329 int snd_dmaengine_pcm_open_request_chan(struct snd_pcm_substream *substream,  in snd_dmaengine_pcm_open_request_chan()  argument
332 	return snd_dmaengine_pcm_open(substream,  in snd_dmaengine_pcm_open_request_chan()
341 int snd_dmaengine_pcm_close(struct snd_pcm_substream *substream)  in snd_dmaengine_pcm_close()  argument
343 	struct dmaengine_pcm_runtime_data *prtd = substream_to_prtd(substream);  in snd_dmaengine_pcm_close()
357 int snd_dmaengine_pcm_close_release_chan(struct snd_pcm_substream *substream)  in snd_dmaengine_pcm_close_release_chan()  argument
359 	struct dmaengine_pcm_runtime_data *prtd = substream_to_prtd(substream);  in snd_dmaengine_pcm_close_release_chan()
363 	return snd_dmaengine_pcm_close(substream);  in snd_dmaengine_pcm_close_release_chan()