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
82 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {  in snd_hwparams_to_dma_slave_config()
113 	const struct snd_pcm_substream *substream,  in snd_dmaengine_pcm_set_config_from_dai_data()  argument
117 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {  in snd_dmaengine_pcm_set_config_from_dai_data()
135 	struct snd_pcm_substream *substream = arg;  in dmaengine_pcm_dma_complete()  local
136 	struct dmaengine_pcm_runtime_data *prtd = substream_to_prtd(substream);  in dmaengine_pcm_dma_complete()
138 	prtd->pos += snd_pcm_lib_period_bytes(substream);  in dmaengine_pcm_dma_complete()
139 	if (prtd->pos >= snd_pcm_lib_buffer_bytes(substream))  in dmaengine_pcm_dma_complete()
142 	snd_pcm_period_elapsed(substream);  in dmaengine_pcm_dma_complete()
145 static int dmaengine_pcm_prepare_and_submit(struct snd_pcm_substream *substream)  in dmaengine_pcm_prepare_and_submit()  argument
147 	struct dmaengine_pcm_runtime_data *prtd = substream_to_prtd(substream);  in dmaengine_pcm_prepare_and_submit()
153 	direction = snd_pcm_substream_to_dma_direction(substream);  in dmaengine_pcm_prepare_and_submit()
155 	if (!substream->runtime->no_period_wakeup)  in dmaengine_pcm_prepare_and_submit()
160 		substream->runtime->dma_addr,  in dmaengine_pcm_prepare_and_submit()
161 		snd_pcm_lib_buffer_bytes(substream),  in dmaengine_pcm_prepare_and_submit()
162 		snd_pcm_lib_period_bytes(substream), direction, flags);  in dmaengine_pcm_prepare_and_submit()
168 	desc->callback_param = substream;  in dmaengine_pcm_prepare_and_submit()
184 int snd_dmaengine_pcm_trigger(struct snd_pcm_substream *substream, int cmd)  in snd_dmaengine_pcm_trigger()  argument
186 	struct dmaengine_pcm_runtime_data *prtd = substream_to_prtd(substream);  in snd_dmaengine_pcm_trigger()
187 	struct snd_pcm_runtime *runtime = substream->runtime;  in snd_dmaengine_pcm_trigger()
192 		ret = dmaengine_pcm_prepare_and_submit(substream);  in snd_dmaengine_pcm_trigger()
228 snd_pcm_uframes_t snd_dmaengine_pcm_pointer_no_residue(struct snd_pcm_substream *substream)  in snd_dmaengine_pcm_pointer_no_residue()  argument
230 	struct dmaengine_pcm_runtime_data *prtd = substream_to_prtd(substream);  in snd_dmaengine_pcm_pointer_no_residue()
231 	return bytes_to_frames(substream->runtime, prtd->pos);  in snd_dmaengine_pcm_pointer_no_residue()
242 snd_pcm_uframes_t snd_dmaengine_pcm_pointer(struct snd_pcm_substream *substream)  in snd_dmaengine_pcm_pointer()  argument
244 	struct dmaengine_pcm_runtime_data *prtd = substream_to_prtd(substream);  in snd_dmaengine_pcm_pointer()
252 		buf_size = snd_pcm_lib_buffer_bytes(substream);  in snd_dmaengine_pcm_pointer()
257 	return bytes_to_frames(substream->runtime, pos);  in snd_dmaengine_pcm_pointer()
294 int snd_dmaengine_pcm_open(struct snd_pcm_substream *substream,  in snd_dmaengine_pcm_open()  argument
303 	ret = snd_pcm_hw_constraint_integer(substream->runtime,  in snd_dmaengine_pcm_open()
314 	substream->runtime->private_data = prtd;  in snd_dmaengine_pcm_open()
333 int snd_dmaengine_pcm_open_request_chan(struct snd_pcm_substream *substream,  in snd_dmaengine_pcm_open_request_chan()  argument
336 	return snd_dmaengine_pcm_open(substream,  in snd_dmaengine_pcm_open_request_chan()
345 int snd_dmaengine_pcm_close(struct snd_pcm_substream *substream)  in snd_dmaengine_pcm_close()  argument
347 	struct dmaengine_pcm_runtime_data *prtd = substream_to_prtd(substream);  in snd_dmaengine_pcm_close()
361 int snd_dmaengine_pcm_close_release_chan(struct snd_pcm_substream *substream)  in snd_dmaengine_pcm_close_release_chan()  argument
363 	struct dmaengine_pcm_runtime_data *prtd = substream_to_prtd(substream);  in snd_dmaengine_pcm_close_release_chan()
367 	return snd_dmaengine_pcm_close(substream);  in snd_dmaengine_pcm_close_release_chan()