--- zzzz-none-000/linux-3.10.107/drivers/gpu/drm/radeon/radeon_reg.h	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/drivers/gpu/drm/radeon/radeon_reg.h	2021-02-04 17:41:59.000000000 +0000
@@ -57,6 +57,7 @@
 #include "evergreen_reg.h"
 #include "ni_reg.h"
 #include "si_reg.h"
+#include "cik_reg.h"
 
 #define RADEON_MC_AGP_LOCATION		0x014c
 #define		RADEON_MC_AGP_START_MASK	0x0000FFFF