SYNOPSIS
- int v4l2_ctrl_handler_setup(struct v4l2_ctrl_handler * hdl);
ARGUMENTS
hdl
-
- The control handler.
DESCRIPTION
Button controls will be skipped, as are read-only controls.
If hdl == NULL, then this just returns 0.
COPYRIGHT
v4l2_ctrl_handler_setup(9)
Call the s_ctrl op for all controls belonging to the handler to initialize the hardware to the current control values.