INTEL_GVT_OPREGION_SIZE
&intel_vgpu_regops_opregion, INTEL_GVT_OPREGION_SIZE,
get_order(INTEL_GVT_OPREGION_SIZE));
get_order(INTEL_GVT_OPREGION_SIZE));
(INTEL_GVT_OPREGION_SIZE - INTEL_GVT_OPREGION_VBT_OFFSET)