59 	struct snd_timer_instance *timeri;  member
103 	struct snd_timer_instance *timeri;  in snd_timer_instance_new()  local
104 	timeri = kzalloc(sizeof(*timeri), GFP_KERNEL);  in snd_timer_instance_new()
105 	if (timeri == NULL)  in snd_timer_instance_new()
107 	timeri->owner = kstrdup(owner, GFP_KERNEL);  in snd_timer_instance_new()
108 	if (! timeri->owner) {  in snd_timer_instance_new()
109 		kfree(timeri);  in snd_timer_instance_new()
112 	INIT_LIST_HEAD(&timeri->open_list);  in snd_timer_instance_new()
113 	INIT_LIST_HEAD(&timeri->active_list);  in snd_timer_instance_new()
114 	INIT_LIST_HEAD(&timeri->ack_list);  in snd_timer_instance_new()
115 	INIT_LIST_HEAD(&timeri->slave_list_head);  in snd_timer_instance_new()
116 	INIT_LIST_HEAD(&timeri->slave_active_head);  in snd_timer_instance_new()
118 	timeri->timer = timer;  in snd_timer_instance_new()
120 		kfree(timeri->owner);  in snd_timer_instance_new()
121 		kfree(timeri);  in snd_timer_instance_new()
125 	return timeri;  in snd_timer_instance_new()
236 	struct snd_timer_instance *timeri = NULL;  in snd_timer_open()  local
246 		timeri = snd_timer_instance_new(owner, NULL);  in snd_timer_open()
247 		if (!timeri) {  in snd_timer_open()
251 		timeri->slave_class = tid->dev_sclass;  in snd_timer_open()
252 		timeri->slave_id = tid->device;  in snd_timer_open()
253 		timeri->flags |= SNDRV_TIMER_IFLG_SLAVE;  in snd_timer_open()
254 		list_add_tail(&timeri->open_list, &snd_timer_slave_list);  in snd_timer_open()
255 		snd_timer_check_slave(timeri);  in snd_timer_open()
257 		*ti = timeri;  in snd_timer_open()
277 		timeri = list_entry(timer->open_list_head.next,  in snd_timer_open()
279 		if (timeri->flags & SNDRV_TIMER_IFLG_EXCLUSIVE) {  in snd_timer_open()
284 	timeri = snd_timer_instance_new(owner, timer);  in snd_timer_open()
285 	if (!timeri) {  in snd_timer_open()
289 	timeri->slave_class = tid->dev_sclass;  in snd_timer_open()
290 	timeri->slave_id = slave_id;  in snd_timer_open()
293 	list_add_tail(&timeri->open_list, &timer->open_list_head);  in snd_timer_open()
294 	snd_timer_check_master(timeri);  in snd_timer_open()
296 	*ti = timeri;  in snd_timer_open()
300 static int _snd_timer_stop(struct snd_timer_instance *timeri,
306 int snd_timer_close(struct snd_timer_instance *timeri)  in snd_timer_close()  argument
311 	if (snd_BUG_ON(!timeri))  in snd_timer_close()
315 	snd_timer_stop(timeri);  in snd_timer_close()
317 	if (timeri->flags & SNDRV_TIMER_IFLG_SLAVE) {  in snd_timer_close()
320 		while (timeri->flags & SNDRV_TIMER_IFLG_CALLBACK) {  in snd_timer_close()
327 		list_del(&timeri->open_list);  in snd_timer_close()
330 		timer = timeri->timer;  in snd_timer_close()
333 		while (timeri->flags & SNDRV_TIMER_IFLG_CALLBACK) {  in snd_timer_close()
340 		list_del(&timeri->open_list);  in snd_timer_close()
345 		list_for_each_entry_safe(slave, tmp, &timeri->slave_list_head,  in snd_timer_close()
356 	if (timeri->private_free)  in snd_timer_close()
357 		timeri->private_free(timeri);  in snd_timer_close()
358 	kfree(timeri->owner);  in snd_timer_close()
359 	kfree(timeri);  in snd_timer_close()
365 unsigned long snd_timer_resolution(struct snd_timer_instance *timeri)  in snd_timer_resolution()  argument
369 	if (timeri == NULL)  in snd_timer_resolution()
371 	if ((timer = timeri->timer) != NULL) {  in snd_timer_resolution()
413 static int snd_timer_start1(struct snd_timer *timer, struct snd_timer_instance *timeri,  in snd_timer_start1()  argument
416 	list_move_tail(&timeri->active_list, &timer->active_list_head);  in snd_timer_start1()
421 		timeri->flags |= SNDRV_TIMER_IFLG_START;  in snd_timer_start1()
428 		timeri->flags |= SNDRV_TIMER_IFLG_RUNNING;  in snd_timer_start1()
433 static int snd_timer_start_slave(struct snd_timer_instance *timeri)  in snd_timer_start_slave()  argument
438 	timeri->flags |= SNDRV_TIMER_IFLG_RUNNING;  in snd_timer_start_slave()
439 	if (timeri->master)  in snd_timer_start_slave()
440 		list_add_tail(&timeri->active_list,  in snd_timer_start_slave()
441 			      &timeri->master->slave_active_head);  in snd_timer_start_slave()
449 int snd_timer_start(struct snd_timer_instance *timeri, unsigned int ticks)  in snd_timer_start()  argument
455 	if (timeri == NULL || ticks < 1)  in snd_timer_start()
457 	if (timeri->flags & SNDRV_TIMER_IFLG_SLAVE) {  in snd_timer_start()
458 		result = snd_timer_start_slave(timeri);  in snd_timer_start()
459 		snd_timer_notify1(timeri, SNDRV_TIMER_EVENT_START);  in snd_timer_start()
462 	timer = timeri->timer;  in snd_timer_start()
466 	timeri->ticks = timeri->cticks = ticks;  in snd_timer_start()
467 	timeri->pticks = 0;  in snd_timer_start()
468 	result = snd_timer_start1(timer, timeri, ticks);  in snd_timer_start()
470 	snd_timer_notify1(timeri, SNDRV_TIMER_EVENT_START);  in snd_timer_start()
474 static int _snd_timer_stop(struct snd_timer_instance * timeri,  in _snd_timer_stop()  argument
480 	if (snd_BUG_ON(!timeri))  in _snd_timer_stop()
483 	if (timeri->flags & SNDRV_TIMER_IFLG_SLAVE) {  in _snd_timer_stop()
486 			timeri->flags &= ~SNDRV_TIMER_IFLG_RUNNING;  in _snd_timer_stop()
491 	timer = timeri->timer;  in _snd_timer_stop()
495 	list_del_init(&timeri->ack_list);  in _snd_timer_stop()
496 	list_del_init(&timeri->active_list);  in _snd_timer_stop()
497 	if ((timeri->flags & SNDRV_TIMER_IFLG_RUNNING) &&  in _snd_timer_stop()
510 		timeri->flags &=  in _snd_timer_stop()
515 		snd_timer_notify1(timeri, event);  in _snd_timer_stop()
524 int snd_timer_stop(struct snd_timer_instance *timeri)  in snd_timer_stop()  argument
530 	err = _snd_timer_stop(timeri, 0, SNDRV_TIMER_EVENT_STOP);  in snd_timer_stop()
533 	timer = timeri->timer;  in snd_timer_stop()
535 	timeri->cticks = timeri->ticks;  in snd_timer_stop()
536 	timeri->pticks = 0;  in snd_timer_stop()
544 int snd_timer_continue(struct snd_timer_instance *timeri)  in snd_timer_continue()  argument
550 	if (timeri == NULL)  in snd_timer_continue()
552 	if (timeri->flags & SNDRV_TIMER_IFLG_SLAVE)  in snd_timer_continue()
553 		return snd_timer_start_slave(timeri);  in snd_timer_continue()
554 	timer = timeri->timer;  in snd_timer_continue()
558 	if (!timeri->cticks)  in snd_timer_continue()
559 		timeri->cticks = 1;  in snd_timer_continue()
560 	timeri->pticks = 0;  in snd_timer_continue()
561 	result = snd_timer_start1(timer, timeri, timer->sticks);  in snd_timer_continue()
563 	snd_timer_notify1(timeri, SNDRV_TIMER_EVENT_CONTINUE);  in snd_timer_continue()
570 int snd_timer_pause(struct snd_timer_instance * timeri)  in snd_timer_pause()  argument
572 	return _snd_timer_stop(timeri, 0, SNDRV_TIMER_EVENT_PAUSE);  in snd_timer_pause()
1113 static void snd_timer_user_interrupt(struct snd_timer_instance *timeri,  in snd_timer_user_interrupt()  argument
1117 	struct snd_timer_user *tu = timeri->callback_data;  in snd_timer_user_interrupt()
1157 static void snd_timer_user_ccallback(struct snd_timer_instance *timeri,  in snd_timer_user_ccallback()  argument
1162 	struct snd_timer_user *tu = timeri->callback_data;  in snd_timer_user_ccallback()
1181 static void snd_timer_user_tinterrupt(struct snd_timer_instance *timeri,  in snd_timer_user_tinterrupt()  argument
1185 	struct snd_timer_user *tu = timeri->callback_data;  in snd_timer_user_tinterrupt()
1273 		if (tu->timeri)  in snd_timer_user_release()
1274 			snd_timer_close(tu->timeri);  in snd_timer_user_release()
1513 	if (tu->timeri) {  in snd_timer_user_tselect()
1514 		snd_timer_close(tu->timeri);  in snd_timer_user_tselect()
1515 		tu->timeri = NULL;  in snd_timer_user_tselect()
1524 	err = snd_timer_open(&tu->timeri, str, &tselect.id, current->pid);  in snd_timer_user_tselect()
1545 		snd_timer_close(tu->timeri);  in snd_timer_user_tselect()
1546       		tu->timeri = NULL;  in snd_timer_user_tselect()
1548 		tu->timeri->flags |= SNDRV_TIMER_IFLG_FAST;  in snd_timer_user_tselect()
1549 		tu->timeri->callback = tu->tread  in snd_timer_user_tselect()
1551 		tu->timeri->ccallback = snd_timer_user_ccallback;  in snd_timer_user_tselect()
1552 		tu->timeri->callback_data = (void *)tu;  in snd_timer_user_tselect()
1569 	if (!tu->timeri)  in snd_timer_user_info()
1571 	t = tu->timeri->timer;  in snd_timer_user_info()
1601 	if (!tu->timeri)  in snd_timer_user_params()
1603 	t = tu->timeri->timer;  in snd_timer_user_params()
1634 	snd_timer_stop(tu->timeri);  in snd_timer_user_params()
1636 	tu->timeri->flags &= ~(SNDRV_TIMER_IFLG_AUTO|  in snd_timer_user_params()
1640 		tu->timeri->flags |= SNDRV_TIMER_IFLG_AUTO;  in snd_timer_user_params()
1642 		tu->timeri->flags |= SNDRV_TIMER_IFLG_EXCLUSIVE;  in snd_timer_user_params()
1644 		tu->timeri->flags |= SNDRV_TIMER_IFLG_EARLY_EVENT;  in snd_timer_user_params()
1667 	if (tu->timeri->flags & SNDRV_TIMER_IFLG_EARLY_EVENT) {  in snd_timer_user_params()
1699 	if (!tu->timeri)  in snd_timer_user_status()
1703 	status.resolution = snd_timer_resolution(tu->timeri);  in snd_timer_user_status()
1704 	status.lost = tu->timeri->lost;  in snd_timer_user_status()
1720 	if (!tu->timeri)  in snd_timer_user_start()
1722 	snd_timer_stop(tu->timeri);  in snd_timer_user_start()
1723 	tu->timeri->lost = 0;  in snd_timer_user_start()
1725 	return (err = snd_timer_start(tu->timeri, tu->ticks)) < 0 ? err : 0;  in snd_timer_user_start()
1734 	if (!tu->timeri)  in snd_timer_user_stop()
1736 	return (err = snd_timer_stop(tu->timeri)) < 0 ? err : 0;  in snd_timer_user_stop()
1745 	if (!tu->timeri)  in snd_timer_user_continue()
1747 	tu->timeri->lost = 0;  in snd_timer_user_continue()
1748 	return (err = snd_timer_continue(tu->timeri)) < 0 ? err : 0;  in snd_timer_user_continue()
1757 	if (!tu->timeri)  in snd_timer_user_pause()
1759 	return (err = snd_timer_pause(tu->timeri)) < 0 ? err : 0;  in snd_timer_user_pause()
1787 		if (tu->timeri)	{	/* too late */  in snd_timer_user_ioctl()