drm/i915/gvt: Select appropriate mmio list at initialization time

Select appropriate mmio list at initialization time, so we don't need to
do duplicated work at where requires the mmio list.

V2:
  - Add a termination mark of mmio list.

Signed-off-by: Changbin Du <changbin.du@intel.com>
Signed-off-by: Zhenyu Wang <zhenyuw@linux.intel.com>

drivers/gpu/drm/i915/gvt/gvt.c

@@ -386,6 +386,8 @@ int intel_gvt_init_device(struct drm_i915_private *dev_priv)
 	if (ret)
 		goto out_clean_idr;
 
+	intel_gvt_init_engine_mmio_context(gvt);
+
 	ret = intel_gvt_load_firmware(gvt);
 	if (ret)
 		goto out_clean_mmio_info;