TCC_PERF_SEL_RETURN_ACK_HOLE 4128 drivers/gpu/drm/amd/include/asic_reg/gca/gfx_7_2_enum.h 	TCC_PERF_SEL_RETURN_ACK_HOLE                     = 0x26,
TCC_PERF_SEL_RETURN_ACK_HOLE 4578 drivers/gpu/drm/amd/include/asic_reg/gca/gfx_8_0_enum.h 	TCC_PERF_SEL_RETURN_ACK_HOLE                     = 0x38,
TCC_PERF_SEL_RETURN_ACK_HOLE 4633 drivers/gpu/drm/amd/include/asic_reg/gca/gfx_8_1_enum.h 	TCC_PERF_SEL_RETURN_ACK_HOLE                     = 0x38,
TCC_PERF_SEL_RETURN_ACK_HOLE 16593 drivers/gpu/drm/amd/include/vega10_enum.h TCC_PERF_SEL_RETURN_ACK_HOLE             = 0x00000039,