ucVideoInput4Info 2868 drivers/gpu/drm/amd/include/atombios.h   UCHAR                    ucVideoInput4Info;// Video Input 4 Type (1:0) F/B setting (2) physical connector ID (5:3) reserved (7:6)
ucVideoInput4Info 2427 drivers/gpu/drm/radeon/atombios.h   UCHAR                    ucVideoInput4Info;// Video Input 4 Type (1:0) F/B setting (2) physical connector ID (5:3) reserved (7:6)