106 			struct snd_pcm_str *pstr;  in snd_pcm_control_ioctl()  local
123 			pstr = &pcm->streams[stream];  in snd_pcm_control_ioctl()
124 			if (pstr->substream_count == 0)  in snd_pcm_control_ioctl()
126 			if (subdevice >= pstr->substream_count)  in snd_pcm_control_ioctl()
128 			for (substream = pstr->substream; substream;  in snd_pcm_control_ioctl()
482 	struct snd_pcm_str *pstr = entry->private_data;  in snd_pcm_xrun_debug_read()  local
483 	snd_iprintf(buffer, "%d\n", pstr->xrun_debug);  in snd_pcm_xrun_debug_read()
489 	struct snd_pcm_str *pstr = entry->private_data;  in snd_pcm_xrun_debug_write()  local
492 		pstr->xrun_debug = simple_strtoul(line, NULL, 10);  in snd_pcm_xrun_debug_write()
496 static int snd_pcm_stream_proc_init(struct snd_pcm_str *pstr)  in snd_pcm_stream_proc_init()  argument
498 	struct snd_pcm *pcm = pstr->pcm;  in snd_pcm_stream_proc_init()
503 		pstr->stream == SNDRV_PCM_STREAM_PLAYBACK ? 'p' : 'c');  in snd_pcm_stream_proc_init()
509 	pstr->proc_root = entry;  in snd_pcm_stream_proc_init()
510 	entry = snd_info_create_card_entry(pcm->card, "info", pstr->proc_root);  in snd_pcm_stream_proc_init()
512 		snd_info_set_text_ops(entry, pstr, snd_pcm_stream_proc_info_read);  in snd_pcm_stream_proc_init()
515 					   pstr->proc_root);  in snd_pcm_stream_proc_init()
517 		snd_info_set_text_ops(entry, pstr, snd_pcm_xrun_debug_read);  in snd_pcm_stream_proc_init()
525 static int snd_pcm_stream_proc_done(struct snd_pcm_str *pstr)  in snd_pcm_stream_proc_done()  argument
527 	snd_info_free_entry(pstr->proc_root);  in snd_pcm_stream_proc_done()
528 	pstr->proc_root = NULL;  in snd_pcm_stream_proc_done()
557 					   substream->pstr->proc_root);  in snd_pcm_substream_proc_init()
584 static inline int snd_pcm_stream_proc_init(struct snd_pcm_str *pstr) { return 0; }  in snd_pcm_stream_proc_init()  argument
585 static inline int snd_pcm_stream_proc_done(struct snd_pcm_str *pstr) { return 0; }  in snd_pcm_stream_proc_done()  argument
597 	struct snd_pcm_str *pstr = dev_get_drvdata(dev);  in do_pcm_suspend()  local
599 	if (!pstr->pcm->no_device_suspend)  in do_pcm_suspend()
600 		snd_pcm_suspend_all(pstr->pcm);  in do_pcm_suspend()
630 	struct snd_pcm_str *pstr = &pcm->streams[stream];  in snd_pcm_new_stream()  local
634 	mutex_init(&pstr->oss.setup_mutex);  in snd_pcm_new_stream()
636 	pstr->stream = stream;  in snd_pcm_new_stream()
637 	pstr->pcm = pcm;  in snd_pcm_new_stream()
638 	pstr->substream_count = substream_count;  in snd_pcm_new_stream()
642 	err = snd_device_alloc(&pstr->dev, pcm->card);  in snd_pcm_new_stream()
645 	dev_set_name(pstr->dev, "pcmC%iD%i%c", pcm->card->number, pcm->device,  in snd_pcm_new_stream()
647 	pstr->dev->groups = pcm_dev_attr_groups;  in snd_pcm_new_stream()
648 	pstr->dev->type = &pcm_dev_type;  in snd_pcm_new_stream()
649 	dev_set_drvdata(pstr->dev, pstr);  in snd_pcm_new_stream()
652 		err = snd_pcm_stream_proc_init(pstr);  in snd_pcm_new_stream()
664 		substream->pstr = pstr;  in snd_pcm_new_stream()
670 			pstr->substream = substream;  in snd_pcm_new_stream()
680 					pstr->substream = NULL;  in snd_pcm_new_stream()
804 static void free_chmap(struct snd_pcm_str *pstr)  in free_chmap()  argument
806 	if (pstr->chmap_kctl) {  in free_chmap()
807 		struct snd_card *card = pstr->pcm->card;  in free_chmap()
809 		snd_ctl_remove(card, pstr->chmap_kctl);  in free_chmap()
810 		pstr->chmap_kctl = NULL;  in free_chmap()
814 static void snd_pcm_free_stream(struct snd_pcm_str * pstr)  in snd_pcm_free_stream()  argument
822 	snd_pcm_stream_proc_done(pstr);  in snd_pcm_free_stream()
824 	substream = pstr->substream;  in snd_pcm_free_stream()
832 	for (setup = pstr->oss.setup_list; setup; setup = setupn) {  in snd_pcm_free_stream()
838 	free_chmap(pstr);  in snd_pcm_free_stream()
839 	if (pstr->substream_count)  in snd_pcm_free_stream()
840 		put_device(pstr->dev);  in snd_pcm_free_stream()
879 	struct snd_pcm_str * pstr;  in snd_pcm_attach_substream()  local
892 	pstr = &pcm->streams[stream];  in snd_pcm_attach_substream()
893 	if (pstr->substream == NULL || pstr->substream_count == 0)  in snd_pcm_attach_substream()
911 			if (pstr->substream_count > 1)  in snd_pcm_attach_substream()
913 			substream = pstr->substream;  in snd_pcm_attach_substream()
915 			for (substream = pstr->substream; substream;  in snd_pcm_attach_substream()
929 	for (substream = pstr->substream; substream; substream = substream->next) {  in snd_pcm_attach_substream()
972 	pstr->substream_opened++;  in snd_pcm_attach_substream()
1006 	substream->pstr->substream_opened--;  in snd_pcm_detach_substream()
1012 	struct snd_pcm_str *pstr = dev_get_drvdata(dev);  in pcm_class_show()  local
1013 	struct snd_pcm *pcm = pstr->pcm;  in pcm_class_show()