97 static void cobalt_alsa_announce_pcm_data(struct snd_cobalt_card *cobsc,  in cobalt_alsa_announce_pcm_data()  argument
111 	dprintk("cobalt alsa announce ptr=%p data=%p num_bytes=%zd\n", cobsc,  in cobalt_alsa_announce_pcm_data()
114 	substream = cobsc->capture_pcm_substream;  in cobalt_alsa_announce_pcm_data()
143 	oldptr = cobsc->hwptr_done_capture;  in cobalt_alsa_announce_pcm_data()
165 	cobsc->hwptr_done_capture += length;  in cobalt_alsa_announce_pcm_data()
166 	if (cobsc->hwptr_done_capture >=  in cobalt_alsa_announce_pcm_data()
168 		cobsc->hwptr_done_capture -=  in cobalt_alsa_announce_pcm_data()
171 	cobsc->capture_transfer_done += length;  in cobalt_alsa_announce_pcm_data()
172 	if (cobsc->capture_transfer_done >=  in cobalt_alsa_announce_pcm_data()
174 		cobsc->capture_transfer_done -=  in cobalt_alsa_announce_pcm_data()
210 	struct snd_cobalt_card *cobsc = snd_pcm_substream_chip(substream);  in snd_cobalt_pcm_capture_open()  local
211 	struct cobalt_stream *s = cobsc->s;  in snd_cobalt_pcm_capture_open()
215 	cobsc->capture_pcm_substream = substream;  in snd_cobalt_pcm_capture_open()
217 	cobsc->alsa_record_cnt++;  in snd_cobalt_pcm_capture_open()
218 	if (cobsc->alsa_record_cnt == 1) {  in snd_cobalt_pcm_capture_open()
223 			cobsc->alsa_record_cnt--;  in snd_cobalt_pcm_capture_open()
232 	struct snd_cobalt_card *cobsc = snd_pcm_substream_chip(substream);  in snd_cobalt_pcm_capture_close()  local
233 	struct cobalt_stream *s = cobsc->s;  in snd_cobalt_pcm_capture_close()
235 	cobsc->alsa_record_cnt--;  in snd_cobalt_pcm_capture_close()
236 	if (cobsc->alsa_record_cnt == 0)  in snd_cobalt_pcm_capture_close()
291 	struct snd_cobalt_card *cobsc = snd_pcm_substream_chip(substream);  in snd_cobalt_pcm_prepare()  local
293 	cobsc->hwptr_done_capture = 0;  in snd_cobalt_pcm_prepare()
294 	cobsc->capture_transfer_done = 0;  in snd_cobalt_pcm_prepare()
315 	struct snd_cobalt_card *cobsc = snd_pcm_substream_chip(substream);  in snd_cobalt_pcm_pointer()  local
317 	hwptr_done = cobsc->hwptr_done_capture;  in snd_cobalt_pcm_pointer()
345 static void cobalt_alsa_pb_pcm_data(struct snd_cobalt_card *cobsc,  in cobalt_alsa_pb_pcm_data()  argument
358 	dprintk("cobalt alsa pb ptr=%p data=%p samples=%zd\n", cobsc,  in cobalt_alsa_pb_pcm_data()
361 	substream = cobsc->playback_pcm_substream;  in cobalt_alsa_pb_pcm_data()
390 	pos = cobsc->pb_pos % cobsc->pb_size;  in cobalt_alsa_pb_pcm_data()
391 	for (i = 0; i < cobsc->pb_count / (8 * 4); i++)  in cobalt_alsa_pb_pcm_data()
397 	cobsc->pb_pos += i * stride;  in cobalt_alsa_pb_pcm_data()
400 	if (cobsc->pb_pos % cobsc->pb_count == 0)  in cobalt_alsa_pb_pcm_data()
418 	struct snd_cobalt_card *cobsc = snd_pcm_substream_chip(substream);  in snd_cobalt_pcm_playback_open()  local
420 	struct cobalt_stream *s = cobsc->s;  in snd_cobalt_pcm_playback_open()
424 	cobsc->playback_pcm_substream = substream;  in snd_cobalt_pcm_playback_open()
426 	cobsc->alsa_playback_cnt++;  in snd_cobalt_pcm_playback_open()
427 	if (cobsc->alsa_playback_cnt == 1) {  in snd_cobalt_pcm_playback_open()
432 			cobsc->alsa_playback_cnt--;  in snd_cobalt_pcm_playback_open()
442 	struct snd_cobalt_card *cobsc = snd_pcm_substream_chip(substream);  in snd_cobalt_pcm_playback_close()  local
443 	struct cobalt_stream *s = cobsc->s;  in snd_cobalt_pcm_playback_close()
445 	cobsc->alsa_playback_cnt--;  in snd_cobalt_pcm_playback_close()
446 	if (cobsc->alsa_playback_cnt == 0)  in snd_cobalt_pcm_playback_close()
453 	struct snd_cobalt_card *cobsc = snd_pcm_substream_chip(substream);  in snd_cobalt_pcm_pb_prepare()  local
455 	cobsc->pb_size = snd_pcm_lib_buffer_bytes(substream);  in snd_cobalt_pcm_pb_prepare()
456 	cobsc->pb_count = snd_pcm_lib_period_bytes(substream);  in snd_cobalt_pcm_pb_prepare()
457 	cobsc->pb_pos = 0;  in snd_cobalt_pcm_pb_prepare()
465 	struct snd_cobalt_card *cobsc = snd_pcm_substream_chip(substream);  in snd_cobalt_pcm_pb_trigger()  local
469 		if (cobsc->alsa_pb_channel)  in snd_cobalt_pcm_pb_trigger()
471 		cobsc->alsa_pb_channel = true;  in snd_cobalt_pcm_pb_trigger()
474 		cobsc->alsa_pb_channel = false;  in snd_cobalt_pcm_pb_trigger()
484 	struct snd_cobalt_card *cobsc = snd_pcm_substream_chip(substream);  in snd_cobalt_pcm_pb_pointer()  local
487 	ptr = cobsc->pb_pos;  in snd_cobalt_pcm_pb_pointer()
525 int snd_cobalt_pcm_create(struct snd_cobalt_card *cobsc)  in snd_cobalt_pcm_create()  argument
528 	struct snd_card *sc = cobsc->sc;  in snd_cobalt_pcm_create()
529 	struct cobalt_stream *s = cobsc->s;  in snd_cobalt_pcm_create()
559 		sp->private_data = cobsc;  in snd_cobalt_pcm_create()
583 		sp->private_data = cobsc;  in snd_cobalt_pcm_create()