power_scheme_ui   407 drivers/gpu/drm/gma500/intel_bios.h 	u16 power_scheme_ui:1; /* 0: CUI; 1: 3rd party */
power_scheme_ui   519 drivers/gpu/drm/i915/display/intel_vbt_defs.h 	u16 power_scheme_ui:1; /* 0: CUI; 1: 3rd party */