CG_SYS_BIF_MGCG_MASK  666 drivers/gpu/drm/amd/powerplay/inc/smu74.h #define CG_SYS_BIF_MGCG_MASK          0x400
CG_SYS_BIF_MGCG_MASK  555 drivers/gpu/drm/amd/powerplay/inc/smu75.h #define CG_SYS_BIF_MGCG_MASK          0x400