EXT_DISPLAY_PATH_CAPS__EXT_CHIP_MASK 4647 drivers/gpu/drm/amd/include/atombios.h #define  EXT_DISPLAY_PATH_CAPS__EXT_CHIP_MASK              0x007C
EXT_DISPLAY_PATH_CAPS__EXT_CHIP_MASK  978 drivers/gpu/drm/amd/include/atomfirmware.h   EXT_DISPLAY_PATH_CAPS__EXT_CHIP_MASK              =0x007C,