__video_register_device
idr_for_each
mutex_lock_killable
v4l2_ctrl_handler_free
v4l2_ctrl_handler_init_class
v4l2_ctrl_handler_setup
v4l2_ctrl_new_custom
v4l2_ctrl_subscribe_event
v4l2_device_register
v4l2_device_unregister
v4l2_event_pending
v4l2_event_queue
v4l2_event_subscribe
v4l2_event_unsubscribe
v4l2_fh_add
v4l2_fh_del
v4l2_fh_exit
v4l2_fh_init
v4l2_fill_pixfmt
v4l2_fill_pixfmt_mp
v4l2_format_info
video_devdata
video_device_alloc
video_device_release
video_ioctl2
video_unregister_device
