30 	const struct snd_pcm_substream *substream)  in substream_to_prtd()  argument
32 	return substream->runtime->private_data;  in substream_to_prtd()
35 struct dma_chan *snd_dmaengine_pcm_get_chan(struct snd_pcm_substream *substream)  in snd_dmaengine_pcm_get_chan()  argument
37 	struct dmaengine_pcm_runtime_data *prtd = substream_to_prtd(substream);  in snd_dmaengine_pcm_get_chan()
52 int snd_hwparams_to_dma_slave_config(const struct snd_pcm_substream *substream,  in snd_hwparams_to_dma_slave_config()  argument
73 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {  in snd_hwparams_to_dma_slave_config()
105 	const struct snd_pcm_substream *substream,  in snd_dmaengine_pcm_set_config_from_dai_data()  argument
109 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {  in snd_dmaengine_pcm_set_config_from_dai_data()
133 	struct snd_pcm_substream *substream = arg;  in dmaengine_pcm_dma_complete()  local
134 	struct dmaengine_pcm_runtime_data *prtd = substream_to_prtd(substream);  in dmaengine_pcm_dma_complete()
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()
140 	snd_pcm_period_elapsed(substream);  in dmaengine_pcm_dma_complete()
143 static int dmaengine_pcm_prepare_and_submit(struct snd_pcm_substream *substream)  in dmaengine_pcm_prepare_and_submit()  argument
145 	struct dmaengine_pcm_runtime_data *prtd = substream_to_prtd(substream);  in dmaengine_pcm_prepare_and_submit()
151 	direction = snd_pcm_substream_to_dma_direction(substream);  in dmaengine_pcm_prepare_and_submit()
153 	if (!substream->runtime->no_period_wakeup)  in dmaengine_pcm_prepare_and_submit()
158 		substream->runtime->dma_addr,  in dmaengine_pcm_prepare_and_submit()
159 		snd_pcm_lib_buffer_bytes(substream),  in dmaengine_pcm_prepare_and_submit()
160 		snd_pcm_lib_period_bytes(substream), direction, flags);  in dmaengine_pcm_prepare_and_submit()
166 	desc->callback_param = substream;  in dmaengine_pcm_prepare_and_submit()
182 int snd_dmaengine_pcm_trigger(struct snd_pcm_substream *substream, int cmd)  in snd_dmaengine_pcm_trigger()  argument
184 	struct dmaengine_pcm_runtime_data *prtd = substream_to_prtd(substream);  in snd_dmaengine_pcm_trigger()
185 	struct snd_pcm_runtime *runtime = substream->runtime;  in snd_dmaengine_pcm_trigger()
190 		ret = dmaengine_pcm_prepare_and_submit(substream);  in snd_dmaengine_pcm_trigger()
226 snd_pcm_uframes_t snd_dmaengine_pcm_pointer_no_residue(struct snd_pcm_substream *substream)  in snd_dmaengine_pcm_pointer_no_residue()  argument
228 	struct dmaengine_pcm_runtime_data *prtd = substream_to_prtd(substream);  in snd_dmaengine_pcm_pointer_no_residue()
229 	return bytes_to_frames(substream->runtime, prtd->pos);  in snd_dmaengine_pcm_pointer_no_residue()
240 snd_pcm_uframes_t snd_dmaengine_pcm_pointer(struct snd_pcm_substream *substream)  in snd_dmaengine_pcm_pointer()  argument
242 	struct dmaengine_pcm_runtime_data *prtd = substream_to_prtd(substream);  in snd_dmaengine_pcm_pointer()
250 		buf_size = snd_pcm_lib_buffer_bytes(substream);  in snd_dmaengine_pcm_pointer()
255 	return bytes_to_frames(substream->runtime, pos);  in snd_dmaengine_pcm_pointer()
292 int snd_dmaengine_pcm_open(struct snd_pcm_substream *substream,  in snd_dmaengine_pcm_open()  argument
301 	ret = snd_pcm_hw_constraint_integer(substream->runtime,  in snd_dmaengine_pcm_open()
312 	substream->runtime->private_data = prtd;  in snd_dmaengine_pcm_open()
331 int snd_dmaengine_pcm_open_request_chan(struct snd_pcm_substream *substream,  in snd_dmaengine_pcm_open_request_chan()  argument
334 	return snd_dmaengine_pcm_open(substream,  in snd_dmaengine_pcm_open_request_chan()
343 int snd_dmaengine_pcm_close(struct snd_pcm_substream *substream)  in snd_dmaengine_pcm_close()  argument
345 	struct dmaengine_pcm_runtime_data *prtd = substream_to_prtd(substream);  in snd_dmaengine_pcm_close()
360 int snd_dmaengine_pcm_close_release_chan(struct snd_pcm_substream *substream)  in snd_dmaengine_pcm_close_release_chan()  argument
362 	struct dmaengine_pcm_runtime_data *prtd = substream_to_prtd(substream);  in snd_dmaengine_pcm_close_release_chan()