drm/arm: 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: Liviu Dudau <liviu.dudau@arm.com>
Cc: Brian Starkey <brian.starkey@arm.com>
Cc: Mali DP Maintainers <malidp@foss.arm.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Acked-by: Brian Starkey <brian.starkey@arm.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: http://patchwork.freedesktop.org/patch/msgid/1474907460-10717-5-git-send-email-ville.syrjala@linux.intel.com

drivers/gpu/drm/arm/malidp_planes.c

@@ -254,21 +254,18 @@ int malidp_de_planes_init(struct drm_device *drm)
 		if (ret < 0)
 			goto cleanup;
 
-		if (!drm->mode_config.rotation_property) {
+		/* SMART layer can't be rotated */
+		if (id != DE_SMART) {
 			unsigned long flags = DRM_ROTATE_0 |
 					      DRM_ROTATE_90 |
 					      DRM_ROTATE_180 |
 					      DRM_ROTATE_270 |
 					      DRM_REFLECT_X |
 					      DRM_REFLECT_Y;
-			drm->mode_config.rotation_property =
-				drm_mode_create_rotation_property(drm, flags);
+			drm_plane_create_rotation_property(&plane->base,
+							   DRM_ROTATE_0,
+							   flags);
 		}
-		/* SMART layer can't be rotated */
-		if (drm->mode_config.rotation_property && (id != DE_SMART))
-			drm_object_attach_property(&plane->base.base,
-						   drm->mode_config.rotation_property,
-						   DRM_ROTATE_0);
 
 		drm_plane_helper_add(&plane->base,
 				     &malidp_de_plane_helper_funcs);