ATOM_S6_CONFIG_DISPLAY_CHANGE_MASK 6990 drivers/gpu/drm/amd/include/atombios.h #define ATOM_S6_CONFIG_DISPLAY_CHANGE_MASK  0x80000000L
ATOM_S6_CONFIG_DISPLAY_CHANGE_MASK 5844 drivers/gpu/drm/radeon/atombios.h #define ATOM_S6_CONFIG_DISPLAY_CHANGE_MASK  0x80000000L