soc/bcm/bcm63xx-pcm-whistler.c

45 				 struct snd_pcm_substream *substream,
49 	struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
55 	snd_soc_dai_set_dma_data(snd_soc_rtd_to_cpu(rtd, 0), substream, dma_desc);
61 			struct snd_pcm_substream *substream)
64 	struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
66 	dma_desc = snd_soc_dai_get_dma_data(snd_soc_rtd_to_cpu(rtd, 0), substream);
73 			       struct snd_pcm_substream *substream, int cmd)
80 	rtd = snd_soc_substream_to_rtd(substream);
84 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
142 			struct snd_pcm_substream *substream)
147 	struct snd_soc_pcm_runtime *rtd = snd_soc_substream_to_rtd(substream);
148 	struct snd_pcm_runtime *runtime = substream->runtime;
151 	dma_desc = snd_soc_dai_get_dma_data(snd_soc_rtd_to_cpu(rtd, 0), substream);
152 	dma_desc->dma_len  = snd_pcm_lib_period_bytes(substream);
156 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {
175 		struct snd_pcm_substream *substream)
178 	struct bcm63xx_runtime_data *prtd = substream->runtime->private_data;
181 		prtd->dma_addr_next = substream->runtime->dma_addr;
183 	x = bytes_to_frames(substream->runtime,
184 		prtd->dma_addr_next - substream->runtime->dma_addr);
186 	return x == substream->runtime->buffer_size ? 0 : x;
190 			struct snd_pcm_substream *substream)
193 	struct snd_pcm_runtime *runtime = substream->runtime;
224 			struct snd_pcm_substream *substream)
226 	struct snd_pcm_runtime *runtime = substream->runtime;
237 	struct snd_pcm_substream *substream;
251 		substream = i2s_priv->capture_substream;
252 		runtime = substream->runtime;
253 		rtd = snd_soc_substream_to_rtd(substream);
255 		dma_desc = snd_soc_dai_get_dma_data(snd_soc_rtd_to_cpu(rtd, 0), substream);
271 					snd_pcm_lib_period_bytes(substream);
273 					snd_pcm_lib_period_bytes(substream);
282 				     snd_pcm_lib_period_bytes(substream));
288 		snd_pcm_period_elapsed(substream);
299 		substream = i2s_priv->play_substream;
300 		runtime = substream->runtime;
301 		rtd = snd_soc_substream_to_rtd(substream);
303 		dma_desc = snd_soc_dai_get_dma_data(snd_soc_rtd_to_cpu(rtd, 0), substream);
320 					snd_pcm_lib_period_bytes(substream);
322 					snd_pcm_lib_period_bytes(substream);
332 				snd_pcm_lib_period_bytes(substream));
338 		snd_pcm_period_elapsed(substream);
363 	if (pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream)
365 			pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream;
366 	if (pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream)
368 			pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream;