ATOM_S2_CURRENT_BL_LEVEL_MASK 6804 drivers/gpu/drm/amd/include/atombios.h #define ATOM_S2_CURRENT_BL_LEVEL_MASK   0x0000FF00L
ATOM_S2_CURRENT_BL_LEVEL_MASK 5662 drivers/gpu/drm/radeon/atombios.h #define ATOM_S2_CURRENT_BL_LEVEL_MASK   0x0000FF00L