56 static void bf5xx_mmap_copy(struct snd_pcm_substream *substream,  in bf5xx_mmap_copy()  argument
59 	struct snd_pcm_runtime *runtime = substream->runtime;  in bf5xx_mmap_copy()
62 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {  in bf5xx_mmap_copy()
120 static int bf5xx_pcm_hw_params(struct snd_pcm_substream *substream,  in bf5xx_pcm_hw_params()  argument
126 	snd_pcm_lib_malloc_pages(substream, size);  in bf5xx_pcm_hw_params()
131 static int bf5xx_pcm_hw_free(struct snd_pcm_substream *substream)  in bf5xx_pcm_hw_free()  argument
134 	struct snd_pcm_runtime *runtime = substream->runtime;  in bf5xx_pcm_hw_free()
137 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {  in bf5xx_pcm_hw_free()
147 	snd_pcm_lib_free_pages(substream);  in bf5xx_pcm_hw_free()
151 static int bf5xx_pcm_prepare(struct snd_pcm_substream *substream)  in bf5xx_pcm_prepare()  argument
153 	struct snd_pcm_runtime *runtime = substream->runtime;  in bf5xx_pcm_prepare()
160 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {  in bf5xx_pcm_prepare()
161 		sport_set_tx_callback(sport, bf5xx_dma_irq, substream);  in bf5xx_pcm_prepare()
165 		sport_set_rx_callback(sport, bf5xx_dma_irq, substream);  in bf5xx_pcm_prepare()
170 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {  in bf5xx_pcm_prepare()
171 		sport_set_tx_callback(sport, bf5xx_dma_irq, substream);  in bf5xx_pcm_prepare()
175 		sport_set_rx_callback(sport, bf5xx_dma_irq, substream);  in bf5xx_pcm_prepare()
183 static int bf5xx_pcm_trigger(struct snd_pcm_substream *substream, int cmd)  in bf5xx_pcm_trigger()  argument
185 	struct snd_pcm_runtime *runtime = substream->runtime;  in bf5xx_pcm_trigger()
192 		if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {  in bf5xx_pcm_trigger()
194 			bf5xx_mmap_copy(substream, runtime->period_size);  in bf5xx_pcm_trigger()
204 		if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {  in bf5xx_pcm_trigger()
222 static snd_pcm_uframes_t bf5xx_pcm_pointer(struct snd_pcm_substream *substream)  in bf5xx_pcm_pointer()  argument
224 	struct snd_pcm_runtime *runtime = substream->runtime;  in bf5xx_pcm_pointer()
229 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)  in bf5xx_pcm_pointer()
235 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)  in bf5xx_pcm_pointer()
244 static int bf5xx_pcm_open(struct snd_pcm_substream *substream)  in bf5xx_pcm_open()  argument
246 	struct snd_soc_pcm_runtime *rtd = substream->private_data;  in bf5xx_pcm_open()
249 	struct snd_pcm_runtime *runtime = substream->runtime;  in bf5xx_pcm_open()
253 	snd_soc_set_runtime_hwparams(substream, &bf5xx_pcm_hardware);  in bf5xx_pcm_open()
273 static int bf5xx_pcm_mmap(struct snd_pcm_substream *substream,  in bf5xx_pcm_mmap()  argument
276 	struct snd_pcm_runtime *runtime = substream->runtime;  in bf5xx_pcm_mmap()
284 static	int bf5xx_pcm_copy(struct snd_pcm_substream *substream, int channel,  in bf5xx_pcm_copy()  argument
288 	struct snd_pcm_runtime *runtime = substream->runtime;  in bf5xx_pcm_copy()
291 			substream->stream ? "Capture" : "Playback", pos, count);  in bf5xx_pcm_copy()
293 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)  in bf5xx_pcm_copy()
323 	struct snd_pcm_substream *substream = pcm->streams[stream].substream;  in bf5xx_pcm_preallocate_dma_buffer()  local
324 	struct snd_dma_buffer *buf = &substream->dma_buffer;  in bf5xx_pcm_preallocate_dma_buffer()
353 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {  in bf5xx_pcm_preallocate_dma_buffer()
382 	struct snd_pcm_substream *substream;  in bf5xx_pcm_free_dma_buffers()  local
393 		substream = pcm->streams[stream].substream;  in bf5xx_pcm_free_dma_buffers()
394 		if (!substream)  in bf5xx_pcm_free_dma_buffers()
397 		buf = &substream->dma_buffer;  in bf5xx_pcm_free_dma_buffers()
403 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {  in bf5xx_pcm_free_dma_buffers()
433 	if (pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream) {  in bf5xx_pcm_ac97_new()
440 	if (pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream) {  in bf5xx_pcm_ac97_new()