55 static void bf5xx_mmap_copy(struct snd_pcm_substream *substream,  in bf5xx_mmap_copy()  argument
58 	struct snd_pcm_runtime *runtime = substream->runtime;  in bf5xx_mmap_copy()
61 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {  in bf5xx_mmap_copy()
118 static int bf5xx_pcm_hw_params(struct snd_pcm_substream *substream,  in bf5xx_pcm_hw_params()  argument
124 	snd_pcm_lib_malloc_pages(substream, size);  in bf5xx_pcm_hw_params()
129 static int bf5xx_pcm_hw_free(struct snd_pcm_substream *substream)  in bf5xx_pcm_hw_free()  argument
132 	struct snd_pcm_runtime *runtime = substream->runtime;  in bf5xx_pcm_hw_free()
135 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {  in bf5xx_pcm_hw_free()
145 	snd_pcm_lib_free_pages(substream);  in bf5xx_pcm_hw_free()
149 static int bf5xx_pcm_prepare(struct snd_pcm_substream *substream)  in bf5xx_pcm_prepare()  argument
151 	struct snd_pcm_runtime *runtime = substream->runtime;  in bf5xx_pcm_prepare()
158 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {  in bf5xx_pcm_prepare()
159 		sport_set_tx_callback(sport, bf5xx_dma_irq, substream);  in bf5xx_pcm_prepare()
163 		sport_set_rx_callback(sport, bf5xx_dma_irq, substream);  in bf5xx_pcm_prepare()
168 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {  in bf5xx_pcm_prepare()
169 		sport_set_tx_callback(sport, bf5xx_dma_irq, substream);  in bf5xx_pcm_prepare()
173 		sport_set_rx_callback(sport, bf5xx_dma_irq, substream);  in bf5xx_pcm_prepare()
181 static int bf5xx_pcm_trigger(struct snd_pcm_substream *substream, int cmd)  in bf5xx_pcm_trigger()  argument
183 	struct snd_pcm_runtime *runtime = substream->runtime;  in bf5xx_pcm_trigger()
190 		if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {  in bf5xx_pcm_trigger()
192 			bf5xx_mmap_copy(substream, runtime->period_size);  in bf5xx_pcm_trigger()
202 		if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {  in bf5xx_pcm_trigger()
220 static snd_pcm_uframes_t bf5xx_pcm_pointer(struct snd_pcm_substream *substream)  in bf5xx_pcm_pointer()  argument
222 	struct snd_pcm_runtime *runtime = substream->runtime;  in bf5xx_pcm_pointer()
227 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)  in bf5xx_pcm_pointer()
233 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)  in bf5xx_pcm_pointer()
242 static int bf5xx_pcm_open(struct snd_pcm_substream *substream)  in bf5xx_pcm_open()  argument
244 	struct snd_soc_pcm_runtime *rtd = substream->private_data;  in bf5xx_pcm_open()
247 	struct snd_pcm_runtime *runtime = substream->runtime;  in bf5xx_pcm_open()
251 	snd_soc_set_runtime_hwparams(substream, &bf5xx_pcm_hardware);  in bf5xx_pcm_open()
271 static int bf5xx_pcm_mmap(struct snd_pcm_substream *substream,  in bf5xx_pcm_mmap()  argument
274 	struct snd_pcm_runtime *runtime = substream->runtime;  in bf5xx_pcm_mmap()
282 static	int bf5xx_pcm_copy(struct snd_pcm_substream *substream, int channel,  in bf5xx_pcm_copy()  argument
286 	struct snd_pcm_runtime *runtime = substream->runtime;  in bf5xx_pcm_copy()
289 			substream->stream ? "Capture" : "Playback", pos, count);  in bf5xx_pcm_copy()
291 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)  in bf5xx_pcm_copy()
321 	struct snd_pcm_substream *substream = pcm->streams[stream].substream;  in bf5xx_pcm_preallocate_dma_buffer()  local
322 	struct snd_dma_buffer *buf = &substream->dma_buffer;  in bf5xx_pcm_preallocate_dma_buffer()
351 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {  in bf5xx_pcm_preallocate_dma_buffer()
380 	struct snd_pcm_substream *substream;  in bf5xx_pcm_free_dma_buffers()  local
391 		substream = pcm->streams[stream].substream;  in bf5xx_pcm_free_dma_buffers()
392 		if (!substream)  in bf5xx_pcm_free_dma_buffers()
395 		buf = &substream->dma_buffer;  in bf5xx_pcm_free_dma_buffers()
401 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {  in bf5xx_pcm_free_dma_buffers()
428 	if (pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream) {  in bf5xx_pcm_ac97_new()
435 	if (pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream) {  in bf5xx_pcm_ac97_new()