diff --git a/drivers/gpu/drm/amd/powerplay/inc/vega10_ppsmc.h b/drivers/gpu/drm/amd/powerplay/inc/vega10_ppsmc.h
index cb070ebc7de196f185415c6c02afd27c66e24a6d..d06ece4ac47df0dbea52532df2df8a82051b6f3c 100644
--- a/drivers/gpu/drm/amd/powerplay/inc/vega10_ppsmc.h
+++ b/drivers/gpu/drm/amd/powerplay/inc/vega10_ppsmc.h
@@ -124,6 +124,8 @@ typedef uint16_t PPSMC_Result;
 #define PPSMC_MSG_NumOfDisplays                  0x56
 #define PPSMC_MSG_ReadSerialNumTop32             0x58
 #define PPSMC_MSG_ReadSerialNumBottom32          0x59
+#define PPSMC_MSG_SetSystemVirtualDramAddrHigh   0x5A
+#define PPSMC_MSG_SetSystemVirtualDramAddrLow    0x5B
 #define PPSMC_MSG_RunAcgBtc                      0x5C
 #define PPSMC_MSG_RunAcgInClosedLoop             0x5D
 #define PPSMC_MSG_RunAcgInOpenLoop               0x5E