116 			struct snd_pcm_str *pstr;  in snd_pcm_control_ioctl()  local
135 			pstr = &pcm->streams[stream];  in snd_pcm_control_ioctl()
136 			if (pstr->substream_count == 0) {  in snd_pcm_control_ioctl()
140 			if (subdevice >= pstr->substream_count) {  in snd_pcm_control_ioctl()
144 			for (substream = pstr->substream; substream;  in snd_pcm_control_ioctl()
500 	struct snd_pcm_str *pstr = entry->private_data;  in snd_pcm_xrun_debug_read()  local
501 	snd_iprintf(buffer, "%d\n", pstr->xrun_debug);  in snd_pcm_xrun_debug_read()
507 	struct snd_pcm_str *pstr = entry->private_data;  in snd_pcm_xrun_debug_write()  local
510 		pstr->xrun_debug = simple_strtoul(line, NULL, 10);  in snd_pcm_xrun_debug_write()
514 static int snd_pcm_stream_proc_init(struct snd_pcm_str *pstr)  in snd_pcm_stream_proc_init()  argument
516 	struct snd_pcm *pcm = pstr->pcm;  in snd_pcm_stream_proc_init()
521 		pstr->stream == SNDRV_PCM_STREAM_PLAYBACK ? 'p' : 'c');  in snd_pcm_stream_proc_init()
529 	pstr->proc_root = entry;  in snd_pcm_stream_proc_init()
531 	if ((entry = snd_info_create_card_entry(pcm->card, "info", pstr->proc_root)) != NULL) {  in snd_pcm_stream_proc_init()
532 		snd_info_set_text_ops(entry, pstr, snd_pcm_stream_proc_info_read);  in snd_pcm_stream_proc_init()
538 	pstr->proc_info_entry = entry;  in snd_pcm_stream_proc_init()
542 						pstr->proc_root)) != NULL) {  in snd_pcm_stream_proc_init()
546 		entry->private_data = pstr;  in snd_pcm_stream_proc_init()
552 	pstr->proc_xrun_debug_entry = entry;  in snd_pcm_stream_proc_init()
557 static int snd_pcm_stream_proc_done(struct snd_pcm_str *pstr)  in snd_pcm_stream_proc_done()  argument
560 	snd_info_free_entry(pstr->proc_xrun_debug_entry);  in snd_pcm_stream_proc_done()
561 	pstr->proc_xrun_debug_entry = NULL;  in snd_pcm_stream_proc_done()
563 	snd_info_free_entry(pstr->proc_info_entry);  in snd_pcm_stream_proc_done()
564 	pstr->proc_info_entry = NULL;  in snd_pcm_stream_proc_done()
565 	snd_info_free_entry(pstr->proc_root);  in snd_pcm_stream_proc_done()
566 	pstr->proc_root = NULL;  in snd_pcm_stream_proc_done()
579 	if ((entry = snd_info_create_card_entry(card, name, substream->pstr->proc_root)) == NULL)  in snd_pcm_substream_proc_init()
666 static inline int snd_pcm_stream_proc_init(struct snd_pcm_str *pstr) { return 0; }  in snd_pcm_stream_proc_init()  argument
667 static inline int snd_pcm_stream_proc_done(struct snd_pcm_str *pstr) { return 0; }  in snd_pcm_stream_proc_done()  argument
690 	struct snd_pcm_str *pstr = &pcm->streams[stream];  in snd_pcm_new_stream()  local
694 	mutex_init(&pstr->oss.setup_mutex);  in snd_pcm_new_stream()
696 	pstr->stream = stream;  in snd_pcm_new_stream()
697 	pstr->pcm = pcm;  in snd_pcm_new_stream()
698 	pstr->substream_count = substream_count;  in snd_pcm_new_stream()
702 	snd_device_initialize(&pstr->dev, pcm->card);  in snd_pcm_new_stream()
703 	pstr->dev.groups = pcm_dev_attr_groups;  in snd_pcm_new_stream()
704 	dev_set_name(&pstr->dev, "pcmC%iD%i%c", pcm->card->number, pcm->device,  in snd_pcm_new_stream()
708 		err = snd_pcm_stream_proc_init(pstr);  in snd_pcm_new_stream()
720 		substream->pstr = pstr;  in snd_pcm_new_stream()
726 			pstr->substream = substream;  in snd_pcm_new_stream()
736 					pstr->substream = NULL;  in snd_pcm_new_stream()
852 static void snd_pcm_free_stream(struct snd_pcm_str * pstr)  in snd_pcm_free_stream()  argument
858 	substream = pstr->substream;  in snd_pcm_free_stream()
866 	snd_pcm_stream_proc_done(pstr);  in snd_pcm_free_stream()
868 	for (setup = pstr->oss.setup_list; setup; setup = setupn) {  in snd_pcm_free_stream()
874 	if (pstr->substream_count)  in snd_pcm_free_stream()
875 		put_device(&pstr->dev);  in snd_pcm_free_stream()
907 	struct snd_pcm_str * pstr;  in snd_pcm_attach_substream()  local
920 	pstr = &pcm->streams[stream];  in snd_pcm_attach_substream()
921 	if (pstr->substream == NULL || pstr->substream_count == 0)  in snd_pcm_attach_substream()
939 			if (pstr->substream_count > 1)  in snd_pcm_attach_substream()
941 			substream = pstr->substream;  in snd_pcm_attach_substream()
943 			for (substream = pstr->substream; substream;  in snd_pcm_attach_substream()
957 	for (substream = pstr->substream; substream; substream = substream->next) {  in snd_pcm_attach_substream()
998 	pstr->substream_opened++;  in snd_pcm_attach_substream()
1021 	substream->pstr->substream_opened--;  in snd_pcm_detach_substream()
1027 	struct snd_pcm_str *pstr = container_of(dev, struct snd_pcm_str, dev);  in show_pcm_class()  local
1028 	struct snd_pcm *pcm = pstr->pcm;  in show_pcm_class()