181 	mutex_locked = mutex_trylock(&dev->mfc_mutex);  in s5p_mfc_watchdog_worker()
222 		mutex_unlock(&dev->mfc_mutex);  in s5p_mfc_watchdog_worker()
777 	if (mutex_lock_interruptible(&dev->mfc_mutex))  in s5p_mfc_open()
865 	q->lock = &dev->mfc_mutex;  in s5p_mfc_open()
892 	q->lock = &dev->mfc_mutex;  in s5p_mfc_open()
923 	mutex_unlock(&dev->mfc_mutex);  in s5p_mfc_open()
948 	mutex_unlock(&dev->mfc_mutex);  in s5p_mfc_open()
962 		mutex_lock(&dev->mfc_mutex);  in s5p_mfc_release()
1004 		mutex_unlock(&dev->mfc_mutex);  in s5p_mfc_release()
1020 	mutex_lock(&dev->mfc_mutex);  in s5p_mfc_poll()
1033 	mutex_unlock(&dev->mfc_mutex);  in s5p_mfc_poll()
1037 	mutex_lock(&dev->mfc_mutex);  in s5p_mfc_poll()
1057 	mutex_unlock(&dev->mfc_mutex);  in s5p_mfc_poll()
1343 	mutex_init(&dev->mfc_mutex);  in s5p_mfc_probe()
1364 	vfd->lock	= &dev->mfc_mutex;  in s5p_mfc_probe()
1383 	vfd->lock	= &dev->mfc_mutex;  in s5p_mfc_probe()
1451 	mutex_lock(&dev->mfc_mutex);  in s5p_mfc_remove()
1459 	mutex_unlock(&dev->mfc_mutex);  in s5p_mfc_remove()