drm/i915: init sprites with univeral plane init function

Really just for completeness - old init function ends up making the plane
exactly the same way due to the way the enums are set up.
Signed-off-by: NDerek Foreman <derek.foreman@collabora.co.uk>
Signed-off-by: NGustavo Padovan <gustavo.padovan@collabora.co.uk>
Reviewed-by: NVille Syrjälä <ville.syrjala@linux.intel.com>
Signed-off-by: NDaniel Vetter <daniel.vetter@ffwll.ch>

drivers/gpu/drm/i915/intel_sprite.c

@@ -1378,10 +1378,10 @@ intel_plane_init(struct drm_device *dev, enum pipe pipe, int plane)
 	intel_plane->plane = plane;
 	intel_plane->rotation = BIT(DRM_ROTATE_0);
 	possible_crtcs = (1 << pipe);
-	ret = drm_plane_init(dev, &intel_plane->base, possible_crtcs,
-			     &intel_plane_funcs,
-			     plane_formats, num_plane_formats,
-			     false);
+	ret = drm_universal_plane_init(dev, &intel_plane->base, possible_crtcs,
+				       &intel_plane_funcs,
+				       plane_formats, num_plane_formats,
+				       DRM_PLANE_TYPE_OVERLAY);
 	if (ret) {
 		kfree(intel_plane);
 		goto out;