122 			struct snd_pcm_str *pstr;  in snd_pcm_control_ioctl()  local
142 			pstr = &pcm->streams[stream];  in snd_pcm_control_ioctl()
143 			if (pstr->substream_count == 0) {  in snd_pcm_control_ioctl()
147 			if (subdevice >= pstr->substream_count) {  in snd_pcm_control_ioctl()
151 			for (substream = pstr->substream; substream;  in snd_pcm_control_ioctl()
504 	struct snd_pcm_str *pstr = entry->private_data;  in snd_pcm_xrun_debug_read()  local
505 	snd_iprintf(buffer, "%d\n", pstr->xrun_debug);  in snd_pcm_xrun_debug_read()
511 	struct snd_pcm_str *pstr = entry->private_data;  in snd_pcm_xrun_debug_write()  local
514 		pstr->xrun_debug = simple_strtoul(line, NULL, 10);  in snd_pcm_xrun_debug_write()
518 static int snd_pcm_stream_proc_init(struct snd_pcm_str *pstr)  in snd_pcm_stream_proc_init()  argument
520 	struct snd_pcm *pcm = pstr->pcm;  in snd_pcm_stream_proc_init()
525 		pstr->stream == SNDRV_PCM_STREAM_PLAYBACK ? 'p' : 'c');  in snd_pcm_stream_proc_init()
535 	pstr->proc_root = entry;  in snd_pcm_stream_proc_init()
536 	entry = snd_info_create_card_entry(pcm->card, "info", pstr->proc_root);  in snd_pcm_stream_proc_init()
538 		snd_info_set_text_ops(entry, pstr, snd_pcm_stream_proc_info_read);  in snd_pcm_stream_proc_init()
544 	pstr->proc_info_entry = entry;  in snd_pcm_stream_proc_init()
548 					   pstr->proc_root);  in snd_pcm_stream_proc_init()
553 		entry->private_data = pstr;  in snd_pcm_stream_proc_init()
559 	pstr->proc_xrun_debug_entry = entry;  in snd_pcm_stream_proc_init()
564 static int snd_pcm_stream_proc_done(struct snd_pcm_str *pstr)  in snd_pcm_stream_proc_done()  argument
567 	snd_info_free_entry(pstr->proc_xrun_debug_entry);  in snd_pcm_stream_proc_done()
568 	pstr->proc_xrun_debug_entry = NULL;  in snd_pcm_stream_proc_done()
570 	snd_info_free_entry(pstr->proc_info_entry);  in snd_pcm_stream_proc_done()
571 	pstr->proc_info_entry = NULL;  in snd_pcm_stream_proc_done()
572 	snd_info_free_entry(pstr->proc_root);  in snd_pcm_stream_proc_done()
573 	pstr->proc_root = NULL;  in snd_pcm_stream_proc_done()
587 					   substream->pstr->proc_root);  in snd_pcm_substream_proc_init()
678 static inline int snd_pcm_stream_proc_init(struct snd_pcm_str *pstr) { return 0; }  in snd_pcm_stream_proc_init()  argument
679 static inline int snd_pcm_stream_proc_done(struct snd_pcm_str *pstr) { return 0; }  in snd_pcm_stream_proc_done()  argument
702 	struct snd_pcm_str *pstr = &pcm->streams[stream];  in snd_pcm_new_stream()  local
706 	mutex_init(&pstr->oss.setup_mutex);  in snd_pcm_new_stream()
708 	pstr->stream = stream;  in snd_pcm_new_stream()
709 	pstr->pcm = pcm;  in snd_pcm_new_stream()
710 	pstr->substream_count = substream_count;  in snd_pcm_new_stream()
714 	snd_device_initialize(&pstr->dev, pcm->card);  in snd_pcm_new_stream()
715 	pstr->dev.groups = pcm_dev_attr_groups;  in snd_pcm_new_stream()
716 	dev_set_name(&pstr->dev, "pcmC%iD%i%c", pcm->card->number, pcm->device,  in snd_pcm_new_stream()
720 		err = snd_pcm_stream_proc_init(pstr);  in snd_pcm_new_stream()
732 		substream->pstr = pstr;  in snd_pcm_new_stream()
738 			pstr->substream = substream;  in snd_pcm_new_stream()
748 					pstr->substream = NULL;  in snd_pcm_new_stream()
874 static void free_chmap(struct snd_pcm_str *pstr)  in free_chmap()  argument
876 	if (pstr->chmap_kctl) {  in free_chmap()
877 		snd_ctl_remove(pstr->pcm->card, pstr->chmap_kctl);  in free_chmap()
878 		pstr->chmap_kctl = NULL;  in free_chmap()
882 static void snd_pcm_free_stream(struct snd_pcm_str * pstr)  in snd_pcm_free_stream()  argument
888 	substream = pstr->substream;  in snd_pcm_free_stream()
896 	snd_pcm_stream_proc_done(pstr);  in snd_pcm_free_stream()
898 	for (setup = pstr->oss.setup_list; setup; setup = setupn) {  in snd_pcm_free_stream()
904 	free_chmap(pstr);  in snd_pcm_free_stream()
905 	if (pstr->substream_count)  in snd_pcm_free_stream()
906 		put_device(&pstr->dev);  in snd_pcm_free_stream()
945 	struct snd_pcm_str * pstr;  in snd_pcm_attach_substream()  local
958 	pstr = &pcm->streams[stream];  in snd_pcm_attach_substream()
959 	if (pstr->substream == NULL || pstr->substream_count == 0)  in snd_pcm_attach_substream()
977 			if (pstr->substream_count > 1)  in snd_pcm_attach_substream()
979 			substream = pstr->substream;  in snd_pcm_attach_substream()
981 			for (substream = pstr->substream; substream;  in snd_pcm_attach_substream()
995 	for (substream = pstr->substream; substream; substream = substream->next) {  in snd_pcm_attach_substream()
1036 	pstr->substream_opened++;  in snd_pcm_attach_substream()
1064 	substream->pstr->substream_opened--;  in snd_pcm_detach_substream()
1070 	struct snd_pcm_str *pstr = container_of(dev, struct snd_pcm_str, dev);  in show_pcm_class()  local
1071 	struct snd_pcm *pcm = pstr->pcm;  in show_pcm_class()