drm/msm/mdp5: Use per-plane rotation property

The global mode_config.rotation_property is going away, switch over to
per-plane rotation_property.

v2: Drop the BIT()

Cc: Rob Clark <robdclark@gmail.com>
Cc: Jilai Wang <jilaiw@codeaurora.org>
Cc: Archit Taneja <architt@codeaurora.org>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Reviewed-by: Rob Clark <robdclark@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1477077768-4274-2-git-send-email-ville.syrjala@linux.intel.com

drivers/gpu/drm/msm/mdp/mdp5/mdp5_plane.c

@@ -75,15 +75,11 @@ static void mdp5_plane_install_rotation_property(struct drm_device *dev,
 		!(mdp5_plane->caps & MDP_PIPE_CAP_VFLIP))
 		return;
 
-	if (!dev->mode_config.rotation_property)
-		dev->mode_config.rotation_property =
-			drm_mode_create_rotation_property(dev,
-				DRM_ROTATE_0 | DRM_REFLECT_X | DRM_REFLECT_Y);
-
-	if (dev->mode_config.rotation_property)
-		drm_object_attach_property(&plane->base,
-			dev->mode_config.rotation_property,
-			DRM_ROTATE_0);
+	drm_plane_create_rotation_property(plane,
+					   DRM_ROTATE_0,
+					   DRM_ROTATE_0 |
+					   DRM_REFLECT_X |
+					   DRM_REFLECT_Y);
 }
 
 /* helper to install properties which are common to planes and crtcs */