71 		   struct snd_pcm_substream *substream)  in tegra_pcm_open()  argument
73 	struct snd_soc_pcm_runtime *rtd = substream->private_data;  in tegra_pcm_open()
82 	dmap = snd_soc_dai_get_dma_data(cpu_dai, substream);  in tegra_pcm_open()
85 	snd_soc_set_runtime_hwparams(substream, &tegra_pcm_hardware);  in tegra_pcm_open()
88 	ret = snd_pcm_hw_constraint_step(substream->runtime, 0,  in tegra_pcm_open()
103 	ret = snd_dmaengine_pcm_open(substream, chan);  in tegra_pcm_open()
119 		    struct snd_pcm_substream *substream)  in tegra_pcm_close()  argument
121 	struct snd_soc_pcm_runtime *rtd = substream->private_data;  in tegra_pcm_close()
126 	snd_dmaengine_pcm_close_release_chan(substream);  in tegra_pcm_close()
133 			struct snd_pcm_substream *substream,  in tegra_pcm_hw_params()  argument
136 	struct snd_soc_pcm_runtime *rtd = substream->private_data;  in tegra_pcm_hw_params()
145 	dmap = snd_soc_dai_get_dma_data(asoc_rtd_to_cpu(rtd, 0), substream);  in tegra_pcm_hw_params()
149 	chan = snd_dmaengine_pcm_get_chan(substream);  in tegra_pcm_hw_params()
151 	ret = snd_hwparams_to_dma_slave_config(substream, params,  in tegra_pcm_hw_params()
158 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {  in tegra_pcm_hw_params()
174 	snd_pcm_set_runtime_buffer(substream, &substream->dma_buffer);  in tegra_pcm_hw_params()
181 		      struct snd_pcm_substream *substream)  in tegra_pcm_hw_free()  argument
183 	struct snd_soc_pcm_runtime *rtd = substream->private_data;  in tegra_pcm_hw_free()
188 	snd_pcm_set_runtime_buffer(substream, NULL);  in tegra_pcm_hw_free()
195 		   struct snd_pcm_substream *substream,  in tegra_pcm_mmap()  argument
198 	struct snd_soc_pcm_runtime *rtd = substream->private_data;  in tegra_pcm_mmap()
199 	struct snd_pcm_runtime *runtime = substream->runtime;  in tegra_pcm_mmap()
204 	return dma_mmap_wc(substream->pcm->card->dev, vma, runtime->dma_area,  in tegra_pcm_mmap()
210 				    struct snd_pcm_substream *substream)  in tegra_pcm_pointer()  argument
212 	return snd_dmaengine_pcm_pointer(substream);  in tegra_pcm_pointer()
219 	struct snd_pcm_substream *substream = pcm->streams[stream].substream;  in tegra_pcm_preallocate_dma_buffer()  local
220 	struct snd_dma_buffer *buf = &substream->dma_buffer;  in tegra_pcm_preallocate_dma_buffer()
236 	struct snd_pcm_substream *substream;  in tegra_pcm_deallocate_dma_buffer()  local
239 	substream = pcm->streams[stream].substream;  in tegra_pcm_deallocate_dma_buffer()
240 	if (!substream)  in tegra_pcm_deallocate_dma_buffer()
243 	buf = &substream->dma_buffer;  in tegra_pcm_deallocate_dma_buffer()
266 	if (pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream) {  in tegra_pcm_dma_allocate()
273 	if (pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream) {  in tegra_pcm_dma_allocate()