diff --git a/[refs] b/[refs]
index fe59c94b705c..4ba563af72c8 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 020f6704b5fbf687534ce53aeedc0364a995ae8a
+refs/heads/master: 46e484566fe4dc8a34e0ccc154e2f8b939b9ec96
diff --git a/trunk/drivers/gpu/drm/drm_crtc_helper.c b/trunk/drivers/gpu/drm/drm_crtc_helper.c
index 92369655dca3..f88a9b2c977b 100644
--- a/trunk/drivers/gpu/drm/drm_crtc_helper.c
+++ b/trunk/drivers/gpu/drm/drm_crtc_helper.c
@@ -560,6 +560,11 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
 			mode_changed = true;
 		} else if (set->fb == NULL) {
 			mode_changed = true;
+		} else if (set->fb->depth != set->crtc->fb->depth) {
+			mode_changed = true;
+		} else if (set->fb->bits_per_pixel !=
+			   set->crtc->fb->bits_per_pixel) {
+			mode_changed = true;
 		} else
 			fb_changed = true;
 	}