diff --git a/drivers/gpu/drm/radeon/nid.h b/drivers/gpu/drm/radeon/nid.h
index f2555bc..71a1709 100644
--- a/drivers/gpu/drm/radeon/nid.h
+++ b/drivers/gpu/drm/radeon/nid.h
@@ -495,6 +495,9 @@
 #define UVD_SEMA_ADDR_LOW				0xEF00
 #define UVD_SEMA_ADDR_HIGH				0xEF04
 #define UVD_SEMA_CMD					0xEF08
+#define UVD_UDEC_ADDR_CONFIG				0xEF4C
+#define UVD_UDEC_DB_ADDR_CONFIG				0xEF50
+#define UVD_UDEC_DBW_ADDR_CONFIG			0xEF54
 #define UVD_RBC_RB_RPTR					0xF690
 #define UVD_RBC_RB_WPTR					0xF694