44 				 struct snd_pcm_substream *substream,  in bcm63xx_pcm_hw_params()  argument
48 	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);  in bcm63xx_pcm_hw_params()
49 	struct snd_pcm_runtime *runtime = substream->runtime;  in bcm63xx_pcm_hw_params()
51 	snd_pcm_set_runtime_buffer(substream, &substream->dma_buffer);  in bcm63xx_pcm_hw_params()
58 	snd_soc_dai_set_dma_data(asoc_rtd_to_cpu(rtd, 0), substream, dma_desc);  in bcm63xx_pcm_hw_params()
64 			struct snd_pcm_substream *substream)  in bcm63xx_pcm_hw_free()  argument
67 	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);  in bcm63xx_pcm_hw_free()
69 	dma_desc = snd_soc_dai_get_dma_data(asoc_rtd_to_cpu(rtd, 0), substream);  in bcm63xx_pcm_hw_free()
71 	snd_pcm_set_runtime_buffer(substream, NULL);  in bcm63xx_pcm_hw_free()
77 			       struct snd_pcm_substream *substream, int cmd)  in bcm63xx_pcm_trigger()  argument
84 	rtd = asoc_substream_to_rtd(substream);  in bcm63xx_pcm_trigger()
88 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {  in bcm63xx_pcm_trigger()
146 			struct snd_pcm_substream *substream)  in bcm63xx_pcm_prepare()  argument
151 	struct snd_soc_pcm_runtime *rtd = asoc_substream_to_rtd(substream);  in bcm63xx_pcm_prepare()
152 	struct snd_pcm_runtime *runtime = substream->runtime;  in bcm63xx_pcm_prepare()
155 	dma_desc = snd_soc_dai_get_dma_data(asoc_rtd_to_cpu(rtd, 0), substream);  in bcm63xx_pcm_prepare()
156 	dma_desc->dma_len  = snd_pcm_lib_period_bytes(substream);  in bcm63xx_pcm_prepare()
160 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {  in bcm63xx_pcm_prepare()
179 		struct snd_pcm_substream *substream)  in bcm63xx_pcm_pointer()  argument
182 	struct bcm63xx_runtime_data *prtd = substream->runtime->private_data;  in bcm63xx_pcm_pointer()
185 		prtd->dma_addr_next = substream->runtime->dma_addr;  in bcm63xx_pcm_pointer()
187 	x = bytes_to_frames(substream->runtime,  in bcm63xx_pcm_pointer()
188 		prtd->dma_addr_next - substream->runtime->dma_addr);  in bcm63xx_pcm_pointer()
190 	return x == substream->runtime->buffer_size ? 0 : x;  in bcm63xx_pcm_pointer()
194 				struct snd_pcm_substream *substream,  in bcm63xx_pcm_mmap()  argument
197 	struct snd_pcm_runtime *runtime = substream->runtime;  in bcm63xx_pcm_mmap()
199 	return  dma_mmap_wc(substream->pcm->card->dev, vma,  in bcm63xx_pcm_mmap()
207 			struct snd_pcm_substream *substream)  in bcm63xx_pcm_open()  argument
210 	struct snd_pcm_runtime *runtime = substream->runtime;  in bcm63xx_pcm_open()
241 			struct snd_pcm_substream *substream)  in bcm63xx_pcm_close()  argument
243 	struct snd_pcm_runtime *runtime = substream->runtime;  in bcm63xx_pcm_close()
254 	struct snd_pcm_substream *substream;  in i2s_dma_isr()  local
268 		substream = i2s_priv->capture_substream;  in i2s_dma_isr()
269 		runtime = substream->runtime;  in i2s_dma_isr()
270 		rtd = asoc_substream_to_rtd(substream);  in i2s_dma_isr()
272 		dma_desc = snd_soc_dai_get_dma_data(asoc_rtd_to_cpu(rtd, 0), substream);  in i2s_dma_isr()
288 					snd_pcm_lib_period_bytes(substream);  in i2s_dma_isr()
290 					snd_pcm_lib_period_bytes(substream);  in i2s_dma_isr()
299 				     snd_pcm_lib_period_bytes(substream));  in i2s_dma_isr()
305 		snd_pcm_period_elapsed(substream);  in i2s_dma_isr()
316 		substream = i2s_priv->play_substream;  in i2s_dma_isr()
317 		runtime = substream->runtime;  in i2s_dma_isr()
318 		rtd = asoc_substream_to_rtd(substream);  in i2s_dma_isr()
320 		dma_desc = snd_soc_dai_get_dma_data(asoc_rtd_to_cpu(rtd, 0), substream);  in i2s_dma_isr()
337 					snd_pcm_lib_period_bytes(substream);  in i2s_dma_isr()
339 					snd_pcm_lib_period_bytes(substream);  in i2s_dma_isr()
349 				snd_pcm_lib_period_bytes(substream));  in i2s_dma_isr()
355 		snd_pcm_period_elapsed(substream);  in i2s_dma_isr()
367 	struct snd_pcm_substream *substream = pcm->streams[stream].substream;  in bcm63xx_pcm_preallocate_dma_buffer()  local
368 	struct snd_dma_buffer *buf = &substream->dma_buffer;  in bcm63xx_pcm_preallocate_dma_buffer()
399 	if (pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream) {  in bcm63xx_soc_pcm_new()
406 			pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream;  in bcm63xx_soc_pcm_new()
409 	if (pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream) {  in bcm63xx_soc_pcm_new()
415 			pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream;  in bcm63xx_soc_pcm_new()
427 	struct snd_pcm_substream *substream;  in bcm63xx_pcm_free_dma_buffers()  local
430 		substream = pcm->streams[stream].substream;  in bcm63xx_pcm_free_dma_buffers()
431 		if (!substream)  in bcm63xx_pcm_free_dma_buffers()
433 		buf = &substream->dma_buffer;  in bcm63xx_pcm_free_dma_buffers()