BRIGHTNESS
CHECK_PROPERTY(brightness, BRIGHTNESS)
ENHANCEMENT(brightness, BRIGHTNESS);
ENHANCEMENT(brightness, BRIGHTNESS);
UPDATE_PROPERTY(conn_state->tv.brightness, BRIGHTNESS);
ENHANCEMENT(&conn_state->tv, brightness, BRIGHTNESS);
ENHANCEMENT(&connector->state->tv, brightness, BRIGHTNESS);
retval = vendor_command(cytherm->udev, WRITE_RAM, BRIGHTNESS,