v4l2_ctrl_handler_init  473 include/media/v4l2-ctrls.h #define v4l2_ctrl_handler_init(hdl, nr_of_controls_hint)		\
v4l2_ctrl_handler_init  485 include/media/v4l2-ctrls.h #define v4l2_ctrl_handler_init(hdl, nr_of_controls_hint)		\