107 			struct snd_pcm_str *pstr;  in snd_pcm_control_ioctl()  local
127 			pstr = &pcm->streams[stream];  in snd_pcm_control_ioctl()
128 			if (pstr->substream_count == 0) {  in snd_pcm_control_ioctl()
132 			if (subdevice >= pstr->substream_count) {  in snd_pcm_control_ioctl()
136 			for (substream = pstr->substream; substream;  in snd_pcm_control_ioctl()
490 	struct snd_pcm_str *pstr = entry->private_data;  in snd_pcm_xrun_debug_read()  local
491 	snd_iprintf(buffer, "%d\n", pstr->xrun_debug);  in snd_pcm_xrun_debug_read()
497 	struct snd_pcm_str *pstr = entry->private_data;  in snd_pcm_xrun_debug_write()  local
500 		pstr->xrun_debug = simple_strtoul(line, NULL, 10);  in snd_pcm_xrun_debug_write()
504 static int snd_pcm_stream_proc_init(struct snd_pcm_str *pstr)  in snd_pcm_stream_proc_init()  argument
506 	struct snd_pcm *pcm = pstr->pcm;  in snd_pcm_stream_proc_init()
511 		pstr->stream == SNDRV_PCM_STREAM_PLAYBACK ? 'p' : 'c');  in snd_pcm_stream_proc_init()
517 	pstr->proc_root = entry;  in snd_pcm_stream_proc_init()
518 	entry = snd_info_create_card_entry(pcm->card, "info", pstr->proc_root);  in snd_pcm_stream_proc_init()
520 		snd_info_set_text_ops(entry, pstr, snd_pcm_stream_proc_info_read);  in snd_pcm_stream_proc_init()
523 					   pstr->proc_root);  in snd_pcm_stream_proc_init()
525 		snd_info_set_text_ops(entry, pstr, snd_pcm_xrun_debug_read);  in snd_pcm_stream_proc_init()
533 static int snd_pcm_stream_proc_done(struct snd_pcm_str *pstr)  in snd_pcm_stream_proc_done()  argument
535 	snd_info_free_entry(pstr->proc_root);  in snd_pcm_stream_proc_done()
536 	pstr->proc_root = NULL;  in snd_pcm_stream_proc_done()
565 					   substream->pstr->proc_root);  in snd_pcm_substream_proc_init()
592 static inline int snd_pcm_stream_proc_init(struct snd_pcm_str *pstr) { return 0; }  in snd_pcm_stream_proc_init()  argument
593 static inline int snd_pcm_stream_proc_done(struct snd_pcm_str *pstr) { return 0; }  in snd_pcm_stream_proc_done()  argument
606 	struct snd_pcm_str *pstr = container_of(dev, struct snd_pcm_str, dev);  in do_pcm_suspend()  local
608 	if (!pstr->pcm->no_device_suspend)  in do_pcm_suspend()
609 		snd_pcm_suspend_all(pstr->pcm);  in do_pcm_suspend()
640 	struct snd_pcm_str *pstr = &pcm->streams[stream];  in snd_pcm_new_stream()  local
644 	mutex_init(&pstr->oss.setup_mutex);  in snd_pcm_new_stream()
646 	pstr->stream = stream;  in snd_pcm_new_stream()
647 	pstr->pcm = pcm;  in snd_pcm_new_stream()
648 	pstr->substream_count = substream_count;  in snd_pcm_new_stream()
652 	snd_device_initialize(&pstr->dev, pcm->card);  in snd_pcm_new_stream()
653 	pstr->dev.groups = pcm_dev_attr_groups;  in snd_pcm_new_stream()
654 	pstr->dev.type = &pcm_dev_type;  in snd_pcm_new_stream()
655 	dev_set_name(&pstr->dev, "pcmC%iD%i%c", pcm->card->number, pcm->device,  in snd_pcm_new_stream()
659 		err = snd_pcm_stream_proc_init(pstr);  in snd_pcm_new_stream()
671 		substream->pstr = pstr;  in snd_pcm_new_stream()
677 			pstr->substream = substream;  in snd_pcm_new_stream()
687 					pstr->substream = NULL;  in snd_pcm_new_stream()
811 static void free_chmap(struct snd_pcm_str *pstr)  in free_chmap()  argument
813 	if (pstr->chmap_kctl) {  in free_chmap()
814 		struct snd_card *card = pstr->pcm->card;  in free_chmap()
817 		snd_ctl_remove(card, pstr->chmap_kctl);  in free_chmap()
819 		pstr->chmap_kctl = NULL;  in free_chmap()
823 static void snd_pcm_free_stream(struct snd_pcm_str * pstr)  in snd_pcm_free_stream()  argument
831 	snd_pcm_stream_proc_done(pstr);  in snd_pcm_free_stream()
833 	substream = pstr->substream;  in snd_pcm_free_stream()
841 	for (setup = pstr->oss.setup_list; setup; setup = setupn) {  in snd_pcm_free_stream()
847 	free_chmap(pstr);  in snd_pcm_free_stream()
848 	if (pstr->substream_count)  in snd_pcm_free_stream()
849 		put_device(&pstr->dev);  in snd_pcm_free_stream()
888 	struct snd_pcm_str * pstr;  in snd_pcm_attach_substream()  local
901 	pstr = &pcm->streams[stream];  in snd_pcm_attach_substream()
902 	if (pstr->substream == NULL || pstr->substream_count == 0)  in snd_pcm_attach_substream()
920 			if (pstr->substream_count > 1)  in snd_pcm_attach_substream()
922 			substream = pstr->substream;  in snd_pcm_attach_substream()
924 			for (substream = pstr->substream; substream;  in snd_pcm_attach_substream()
938 	for (substream = pstr->substream; substream; substream = substream->next) {  in snd_pcm_attach_substream()
981 	pstr->substream_opened++;  in snd_pcm_attach_substream()
1012 	substream->pstr->substream_opened--;  in snd_pcm_detach_substream()
1018 	struct snd_pcm_str *pstr = container_of(dev, struct snd_pcm_str, dev);  in show_pcm_class()  local
1019 	struct snd_pcm *pcm = pstr->pcm;  in show_pcm_class()