--- zzzz-none-000/linux-3.10.107/drivers/gpu/drm/nouveau/nouveau_crtc.h	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/drivers/gpu/drm/nouveau/nouveau_crtc.h	2021-02-04 17:41:59.000000000 +0000
@@ -27,10 +27,13 @@
 #ifndef __NOUVEAU_CRTC_H__
 #define __NOUVEAU_CRTC_H__
 
+#include <nvif/notify.h>
+
 struct nouveau_crtc {
 	struct drm_crtc base;
 
 	int index;
+	struct nvif_notify vblank;
 
 	uint32_t dpms_saved_fp_control;
 	uint32_t fp_users;
@@ -46,7 +49,7 @@
 		int cpp;
 		bool blanked;
 		uint32_t offset;
-		uint32_t tile_flags;
+		uint32_t handle;
 	} fb;
 
 	struct {
@@ -74,7 +77,7 @@
 
 static inline struct nouveau_crtc *nouveau_crtc(struct drm_crtc *crtc)
 {
-	return container_of(crtc, struct nouveau_crtc, base);
+	return crtc ? container_of(crtc, struct nouveau_crtc, base) : NULL;
 }
 
 static inline struct drm_crtc *to_drm_crtc(struct nouveau_crtc *crtc)