121 			struct snd_pcm_str *pstr;  in snd_pcm_control_ioctl()  local
140 			pstr = &pcm->streams[stream];  in snd_pcm_control_ioctl()
141 			if (pstr->substream_count == 0) {  in snd_pcm_control_ioctl()
145 			if (subdevice >= pstr->substream_count) {  in snd_pcm_control_ioctl()
149 			for (substream = pstr->substream; substream;  in snd_pcm_control_ioctl()
502 	struct snd_pcm_str *pstr = entry->private_data;  in snd_pcm_xrun_debug_read()  local
503 	snd_iprintf(buffer, "%d\n", pstr->xrun_debug);  in snd_pcm_xrun_debug_read()
509 	struct snd_pcm_str *pstr = entry->private_data;  in snd_pcm_xrun_debug_write()  local
512 		pstr->xrun_debug = simple_strtoul(line, NULL, 10);  in snd_pcm_xrun_debug_write()
516 static int snd_pcm_stream_proc_init(struct snd_pcm_str *pstr)  in snd_pcm_stream_proc_init()  argument
518 	struct snd_pcm *pcm = pstr->pcm;  in snd_pcm_stream_proc_init()
523 		pstr->stream == SNDRV_PCM_STREAM_PLAYBACK ? 'p' : 'c');  in snd_pcm_stream_proc_init()
533 	pstr->proc_root = entry;  in snd_pcm_stream_proc_init()
534 	entry = snd_info_create_card_entry(pcm->card, "info", pstr->proc_root);  in snd_pcm_stream_proc_init()
536 		snd_info_set_text_ops(entry, pstr, snd_pcm_stream_proc_info_read);  in snd_pcm_stream_proc_init()
542 	pstr->proc_info_entry = entry;  in snd_pcm_stream_proc_init()
546 					   pstr->proc_root);  in snd_pcm_stream_proc_init()
551 		entry->private_data = pstr;  in snd_pcm_stream_proc_init()
557 	pstr->proc_xrun_debug_entry = entry;  in snd_pcm_stream_proc_init()
562 static int snd_pcm_stream_proc_done(struct snd_pcm_str *pstr)  in snd_pcm_stream_proc_done()  argument
565 	snd_info_free_entry(pstr->proc_xrun_debug_entry);  in snd_pcm_stream_proc_done()
566 	pstr->proc_xrun_debug_entry = NULL;  in snd_pcm_stream_proc_done()
568 	snd_info_free_entry(pstr->proc_info_entry);  in snd_pcm_stream_proc_done()
569 	pstr->proc_info_entry = NULL;  in snd_pcm_stream_proc_done()
570 	snd_info_free_entry(pstr->proc_root);  in snd_pcm_stream_proc_done()
571 	pstr->proc_root = NULL;  in snd_pcm_stream_proc_done()
585 					   substream->pstr->proc_root);  in snd_pcm_substream_proc_init()
676 static inline int snd_pcm_stream_proc_init(struct snd_pcm_str *pstr) { return 0; }  in snd_pcm_stream_proc_init()  argument
677 static inline int snd_pcm_stream_proc_done(struct snd_pcm_str *pstr) { return 0; }  in snd_pcm_stream_proc_done()  argument
700 	struct snd_pcm_str *pstr = &pcm->streams[stream];  in snd_pcm_new_stream()  local
704 	mutex_init(&pstr->oss.setup_mutex);  in snd_pcm_new_stream()
706 	pstr->stream = stream;  in snd_pcm_new_stream()
707 	pstr->pcm = pcm;  in snd_pcm_new_stream()
708 	pstr->substream_count = substream_count;  in snd_pcm_new_stream()
712 	snd_device_initialize(&pstr->dev, pcm->card);  in snd_pcm_new_stream()
713 	pstr->dev.groups = pcm_dev_attr_groups;  in snd_pcm_new_stream()
714 	dev_set_name(&pstr->dev, "pcmC%iD%i%c", pcm->card->number, pcm->device,  in snd_pcm_new_stream()
718 		err = snd_pcm_stream_proc_init(pstr);  in snd_pcm_new_stream()
730 		substream->pstr = pstr;  in snd_pcm_new_stream()
736 			pstr->substream = substream;  in snd_pcm_new_stream()
746 					pstr->substream = NULL;  in snd_pcm_new_stream()
872 static void free_chmap(struct snd_pcm_str *pstr)  in free_chmap()  argument
874 	if (pstr->chmap_kctl) {  in free_chmap()
875 		snd_ctl_remove(pstr->pcm->card, pstr->chmap_kctl);  in free_chmap()
876 		pstr->chmap_kctl = NULL;  in free_chmap()
880 static void snd_pcm_free_stream(struct snd_pcm_str * pstr)  in snd_pcm_free_stream()  argument
886 	substream = pstr->substream;  in snd_pcm_free_stream()
894 	snd_pcm_stream_proc_done(pstr);  in snd_pcm_free_stream()
896 	for (setup = pstr->oss.setup_list; setup; setup = setupn) {  in snd_pcm_free_stream()
902 	free_chmap(pstr);  in snd_pcm_free_stream()
903 	if (pstr->substream_count)  in snd_pcm_free_stream()
904 		put_device(&pstr->dev);  in snd_pcm_free_stream()
943 	struct snd_pcm_str * pstr;  in snd_pcm_attach_substream()  local
956 	pstr = &pcm->streams[stream];  in snd_pcm_attach_substream()
957 	if (pstr->substream == NULL || pstr->substream_count == 0)  in snd_pcm_attach_substream()
975 			if (pstr->substream_count > 1)  in snd_pcm_attach_substream()
977 			substream = pstr->substream;  in snd_pcm_attach_substream()
979 			for (substream = pstr->substream; substream;  in snd_pcm_attach_substream()
993 	for (substream = pstr->substream; substream; substream = substream->next) {  in snd_pcm_attach_substream()
1034 	pstr->substream_opened++;  in snd_pcm_attach_substream()
1062 	substream->pstr->substream_opened--;  in snd_pcm_detach_substream()
1068 	struct snd_pcm_str *pstr = container_of(dev, struct snd_pcm_str, dev);  in show_pcm_class()  local
1069 	struct snd_pcm *pcm = pstr->pcm;  in show_pcm_class()