34 	struct snd_hwdep *hwdep;  in snd_hwdep_search()  local
36 	list_for_each_entry(hwdep, &snd_hwdep_devices, list)  in snd_hwdep_search()
37 		if (hwdep->card == card && hwdep->device == device)  in snd_hwdep_search()
38 			return hwdep;  in snd_hwdep_search()
300 			struct snd_hwdep *hwdep;  in snd_hwdep_control_ioctl()  local
305 			hwdep = snd_hwdep_search(card, device);  in snd_hwdep_control_ioctl()
306 			if (hwdep)  in snd_hwdep_control_ioctl()
307 				err = snd_hwdep_info(hwdep, info);  in snd_hwdep_control_ioctl()
341 static void snd_hwdep_free(struct snd_hwdep *hwdep)  in snd_hwdep_free()  argument
343 	if (!hwdep)  in snd_hwdep_free()
345 	if (hwdep->private_free)  in snd_hwdep_free()
346 		hwdep->private_free(hwdep);  in snd_hwdep_free()
347 	put_device(hwdep->dev);  in snd_hwdep_free()
348 	kfree(hwdep);  in snd_hwdep_free()
367 	struct snd_hwdep *hwdep;  in snd_hwdep_new()  local
379 	hwdep = kzalloc(sizeof(*hwdep), GFP_KERNEL);  in snd_hwdep_new()
380 	if (!hwdep)  in snd_hwdep_new()
383 	init_waitqueue_head(&hwdep->open_wait);  in snd_hwdep_new()
384 	mutex_init(&hwdep->open_mutex);  in snd_hwdep_new()
385 	hwdep->card = card;  in snd_hwdep_new()
386 	hwdep->device = device;  in snd_hwdep_new()
388 		strscpy(hwdep->id, id, sizeof(hwdep->id));  in snd_hwdep_new()
390 	err = snd_device_alloc(&hwdep->dev, card);  in snd_hwdep_new()
392 		snd_hwdep_free(hwdep);  in snd_hwdep_new()
396 	dev_set_name(hwdep->dev, "hwC%iD%i", card->number, device);  in snd_hwdep_new()
398 	hwdep->oss_type = -1;  in snd_hwdep_new()
401 	err = snd_device_new(card, SNDRV_DEV_HWDEP, hwdep, &ops);  in snd_hwdep_new()
403 		snd_hwdep_free(hwdep);  in snd_hwdep_new()
408 		*rhwdep = hwdep;  in snd_hwdep_new()
421 	struct snd_hwdep *hwdep = device->device_data;  in snd_hwdep_dev_register()  local
422 	struct snd_card *card = hwdep->card;  in snd_hwdep_dev_register()
426 	if (snd_hwdep_search(card, hwdep->device)) {  in snd_hwdep_dev_register()
430 	list_add_tail(&hwdep->list, &snd_hwdep_devices);  in snd_hwdep_dev_register()
432 				  hwdep->card, hwdep->device,  in snd_hwdep_dev_register()
433 				  &snd_hwdep_f_ops, hwdep, hwdep->dev);  in snd_hwdep_dev_register()
435 		dev_err(hwdep->dev, "unable to register\n");  in snd_hwdep_dev_register()
436 		list_del(&hwdep->list);  in snd_hwdep_dev_register()
442 	hwdep->ossreg = 0;  in snd_hwdep_dev_register()
443 	if (hwdep->oss_type >= 0) {  in snd_hwdep_dev_register()
444 		if (hwdep->oss_type == SNDRV_OSS_DEVICE_TYPE_DMFM &&  in snd_hwdep_dev_register()
445 		    hwdep->device)  in snd_hwdep_dev_register()
446 			dev_warn(hwdep->dev,  in snd_hwdep_dev_register()
448 		else if (snd_register_oss_device(hwdep->oss_type,  in snd_hwdep_dev_register()
449 						 card, hwdep->device,  in snd_hwdep_dev_register()
450 						 &snd_hwdep_f_ops, hwdep) < 0)  in snd_hwdep_dev_register()
451 			dev_warn(hwdep->dev,  in snd_hwdep_dev_register()
454 			hwdep->ossreg = 1;  in snd_hwdep_dev_register()
463 	struct snd_hwdep *hwdep = device->device_data;  in snd_hwdep_dev_disconnect()  local
465 	if (snd_BUG_ON(!hwdep))  in snd_hwdep_dev_disconnect()
468 	if (snd_hwdep_search(hwdep->card, hwdep->device) != hwdep) {  in snd_hwdep_dev_disconnect()
472 	mutex_lock(&hwdep->open_mutex);  in snd_hwdep_dev_disconnect()
473 	wake_up(&hwdep->open_wait);  in snd_hwdep_dev_disconnect()
475 	if (hwdep->ossreg)  in snd_hwdep_dev_disconnect()
476 		snd_unregister_oss_device(hwdep->oss_type, hwdep->card, hwdep->device);  in snd_hwdep_dev_disconnect()
478 	snd_unregister_device(hwdep->dev);  in snd_hwdep_dev_disconnect()
479 	list_del_init(&hwdep->list);  in snd_hwdep_dev_disconnect()
480 	mutex_unlock(&hwdep->open_mutex);  in snd_hwdep_dev_disconnect()
493 	struct snd_hwdep *hwdep;  in snd_hwdep_proc_read()  local
496 	list_for_each_entry(hwdep, &snd_hwdep_devices, list)  in snd_hwdep_proc_read()
498 			    hwdep->card->number, hwdep->device, hwdep->name);  in snd_hwdep_proc_read()