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| /openbmc/linux/drivers/gpu/drm/amd/amdgpu/ |
| H A D | umc_v6_1.c | diff d38c3ac716309803c85ec4f1f9487a18f4e960c3 Wed Mar 04 07:50:01 CST 2020 Guchun Chen <guchun.chen@amd.com> drm/amdgpu: toggle DF-Cstate when accessing UMC ras error related registers
On arcturus, DF-Cstate needs to be toggled off/on
before and after accessing UMC error counter and
error address registers, otherwise, clearing such
registers may fail.
Signed-off-by: Guchun Chen <guchun.chen@amd.com>
Reviewed-by: John Clements <John.Clements@amd.com>
Reviewed-by: Tao Zhou <tao.zhou1@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
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