CPC_PERF_SEL_ATCL2IU_STALL_WAIT_ON_FREE 671 drivers/gpu/drm/amd/include/asic_reg/gca/gfx_8_0_enum.h CPC_PERF_SEL_ATCL2IU_STALL_WAIT_ON_FREE = 0x16, CPC_PERF_SEL_ATCL2IU_STALL_WAIT_ON_FREE 680 drivers/gpu/drm/amd/include/asic_reg/gca/gfx_8_1_enum.h CPC_PERF_SEL_ATCL2IU_STALL_WAIT_ON_FREE = 0x16,