ATOM_PANEL_MISC_V13_GREY_LEVEL_SHIFT 4045 drivers/gpu/drm/amd/include/atombios.h #define ATOM_PANEL_MISC_V13_GREY_LEVEL_SHIFT       2
ATOM_PANEL_MISC_V13_GREY_LEVEL_SHIFT 3554 drivers/gpu/drm/radeon/atombios.h #define ATOM_PANEL_MISC_V13_GREY_LEVEL_SHIFT       2