Preprocessor macro definitions for the wfdcfg.h header file in the library.
#define WFDCFG_EXT_PHYS_SIZE_MM "phys_size_mm"A port extension that describes the physical size (in millimetres) of the display port.
#define WFDCFG_EXT_FN_SET_POWER_MODE "set_power_mode"A port extension function that's called to set the power mode on a port.