IH_PERF_SEL_RB0_WPTR_WRITEBACK_VF8 21787 drivers/gpu/drm/amd/include/navi10_enum.h IH_PERF_SEL_RB0_WPTR_WRITEBACK_VF8       = 0x00000063,
IH_PERF_SEL_RB0_WPTR_WRITEBACK_VF8 21732 drivers/gpu/drm/amd/include/vega10_enum.h IH_PERF_SEL_RB0_WPTR_WRITEBACK_VF8       = 0x00000046,