RADEON_LCD1_ATTACHED 3490 drivers/gpu/drm/radeon/radeon_combios.c 			bios_4_scratch |= RADEON_LCD1_ATTACHED;
RADEON_LCD1_ATTACHED 3495 drivers/gpu/drm/radeon/radeon_combios.c 			bios_4_scratch &= ~RADEON_LCD1_ATTACHED;