opregion_header 44 drivers/gpu/drm/gma500/opregion.c struct opregion_header { opregion_header 56 drivers/gpu/drm/i915/display/intel_opregion.c struct opregion_header { opregion_header 45 drivers/gpu/drm/i915/gvt/opregion.c struct opregion_header {