mmRPB_VC_SWITCH_RDWR  420 drivers/gpu/drm/amd/include/asic_reg/athub/athub_1_0_offset.h #define mmRPB_VC_SWITCH_RDWR	0x00e0
mmRPB_VC_SWITCH_RDWR  475 drivers/gpu/drm/amd/include/asic_reg/athub/athub_2_0_0_offset.h #define mmRPB_VC_SWITCH_RDWR                                                                           0x00e8