208 				struct snd_pcm_substream *substream)  in cygnus_dai_get_dma_data()  argument
210 	struct snd_soc_pcm_runtime *soc_runtime = substream->private_data;  in cygnus_dai_get_dma_data()
212 	return snd_soc_dai_get_dma_data(soc_runtime->cpu_dai, substream);  in cygnus_dai_get_dma_data()
256 static int configure_ringbuf_regs(struct snd_pcm_substream *substream)  in configure_ringbuf_regs()  argument
262 	aio = cygnus_dai_get_dma_data(substream);  in configure_ringbuf_regs()
265 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {  in configure_ringbuf_regs()
305 static struct ringbuf_regs *get_ringbuf(struct snd_pcm_substream *substream)  in get_ringbuf()  argument
310 	aio = cygnus_dai_get_dma_data(substream);  in get_ringbuf()
312 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)  in get_ringbuf()
320 static void enable_intr(struct snd_pcm_substream *substream)  in enable_intr()  argument
325 	aio = cygnus_dai_get_dma_data(substream);  in enable_intr()
330 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {  in enable_intr()
354 static void disable_intr(struct snd_pcm_substream *substream)  in disable_intr()  argument
356 	struct snd_soc_pcm_runtime *rtd = substream->private_data;  in disable_intr()
360 	aio = cygnus_dai_get_dma_data(substream);  in disable_intr()
367 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {  in disable_intr()
379 static int cygnus_pcm_trigger(struct snd_pcm_substream *substream, int cmd)  in cygnus_pcm_trigger()  argument
386 		enable_intr(substream);  in cygnus_pcm_trigger()
391 		disable_intr(substream);  in cygnus_pcm_trigger()
400 static void cygnus_pcm_period_elapsed(struct snd_pcm_substream *substream)  in cygnus_pcm_period_elapsed()  argument
406 	aio = cygnus_dai_get_dma_data(substream);  in cygnus_pcm_period_elapsed()
408 	p_rbuf = get_ringbuf(substream);  in cygnus_pcm_period_elapsed()
414 	snd_pcm_period_elapsed(substream);  in cygnus_pcm_period_elapsed()
416 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) {  in cygnus_pcm_period_elapsed()
580 static int cygnus_pcm_open(struct snd_pcm_substream *substream)  in cygnus_pcm_open()  argument
582 	struct snd_soc_pcm_runtime *rtd = substream->private_data;  in cygnus_pcm_open()
583 	struct snd_pcm_runtime *runtime = substream->runtime;  in cygnus_pcm_open()
587 	aio = cygnus_dai_get_dma_data(substream);  in cygnus_pcm_open()
593 	snd_soc_set_runtime_hwparams(substream, &cygnus_pcm_hw);  in cygnus_pcm_open()
608 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)  in cygnus_pcm_open()
609 		aio->play_stream = substream;  in cygnus_pcm_open()
611 		aio->capture_stream = substream;  in cygnus_pcm_open()
616 static int cygnus_pcm_close(struct snd_pcm_substream *substream)  in cygnus_pcm_close()  argument
618 	struct snd_soc_pcm_runtime *rtd = substream->private_data;  in cygnus_pcm_close()
621 	aio = cygnus_dai_get_dma_data(substream);  in cygnus_pcm_close()
625 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)  in cygnus_pcm_close()
636 static int cygnus_pcm_hw_params(struct snd_pcm_substream *substream,  in cygnus_pcm_hw_params()  argument
639 	struct snd_soc_pcm_runtime *rtd = substream->private_data;  in cygnus_pcm_hw_params()
640 	struct snd_pcm_runtime *runtime = substream->runtime;  in cygnus_pcm_hw_params()
643 	aio = cygnus_dai_get_dma_data(substream);  in cygnus_pcm_hw_params()
646 	snd_pcm_set_runtime_buffer(substream, &substream->dma_buffer);  in cygnus_pcm_hw_params()
652 static int cygnus_pcm_hw_free(struct snd_pcm_substream *substream)  in cygnus_pcm_hw_free()  argument
654 	struct snd_soc_pcm_runtime *rtd = substream->private_data;  in cygnus_pcm_hw_free()
657 	aio = cygnus_dai_get_dma_data(substream);  in cygnus_pcm_hw_free()
660 	snd_pcm_set_runtime_buffer(substream, NULL);  in cygnus_pcm_hw_free()
664 static int cygnus_pcm_prepare(struct snd_pcm_substream *substream)  in cygnus_pcm_prepare()  argument
666 	struct snd_soc_pcm_runtime *rtd = substream->private_data;  in cygnus_pcm_prepare()
667 	struct snd_pcm_runtime *runtime = substream->runtime;  in cygnus_pcm_prepare()
674 	aio = cygnus_dai_get_dma_data(substream);  in cygnus_pcm_prepare()
677 	bufsize = snd_pcm_lib_buffer_bytes(substream);  in cygnus_pcm_prepare()
678 	periodsize = snd_pcm_lib_period_bytes(substream);  in cygnus_pcm_prepare()
683 	configure_ringbuf_regs(substream);  in cygnus_pcm_prepare()
685 	p_rbuf = get_ringbuf(substream);  in cygnus_pcm_prepare()
689 	is_play = (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) ? 1 : 0;  in cygnus_pcm_prepare()
697 static snd_pcm_uframes_t cygnus_pcm_pointer(struct snd_pcm_substream *substream)  in cygnus_pcm_pointer()  argument
703 	aio = cygnus_dai_get_dma_data(substream);  in cygnus_pcm_pointer()
709 	p_rbuf = get_ringbuf(substream);  in cygnus_pcm_pointer()
710 	if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)  in cygnus_pcm_pointer()
723 	return bytes_to_frames(substream->runtime, res);  in cygnus_pcm_pointer()
728 	struct snd_pcm_substream *substream = pcm->streams[stream].substream;  in cygnus_pcm_preallocate_dma_buffer()  local
729 	struct snd_soc_pcm_runtime *rtd = substream->private_data;  in cygnus_pcm_preallocate_dma_buffer()
730 	struct snd_dma_buffer *buf = &substream->dma_buffer;  in cygnus_pcm_preallocate_dma_buffer()
767 	struct snd_pcm_substream *substream;  in cygnus_dma_free_dma_buffers()  local
770 	substream = pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream;  in cygnus_dma_free_dma_buffers()
771 	if (substream) {  in cygnus_dma_free_dma_buffers()
772 		buf = &substream->dma_buffer;  in cygnus_dma_free_dma_buffers()
780 	substream = pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream;  in cygnus_dma_free_dma_buffers()
781 	if (substream) {  in cygnus_dma_free_dma_buffers()
782 		buf = &substream->dma_buffer;  in cygnus_dma_free_dma_buffers()
802 	if (pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream) {  in cygnus_dma_new()
809 	if (pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream) {  in cygnus_dma_new()