CPC_PERF_SEL_UTCL2IU_STALL_WAIT_ON_FREE 15987 drivers/gpu/drm/amd/include/navi10_enum.h CPC_PERF_SEL_UTCL2IU_STALL_WAIT_ON_FREE  = 0x00000016,
CPC_PERF_SEL_UTCL2IU_STALL_WAIT_ON_FREE 17146 drivers/gpu/drm/amd/include/vega10_enum.h CPC_PERF_SEL_UTCL2IU_STALL_WAIT_ON_FREE  = 0x00000016,