diff options
| author | Graham Sider <Graham.Sider@amd.com> | 2023-02-06 14:04:42 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2023-06-09 09:59:03 -0400 |
| commit | 895797d9193b38e759bc01268a8e3887e521f682 (patch) | |
| tree | 73797e8e8d06b8cbe881acb0ecd593d5ff85a805 /drivers/gpu/drm/amd/amdgpu/cik.c | |
| parent | 2e8cc5d317d12f7fb4f66361a3ce5427f0abe2cd (diff) | |
drm/amdgpu/bu: Add use_mtype_cc_wa module param
By default, set use_mtype_cc_wa to 1 to set PTE coherence flag MTYPE_CC
instead of MTYPE_RW by default. This is required for the time being to
mitigate a bug causing XCCs to hit stale data due to TCC marking fully
dirty lines as exclusive.
Signed-off-by: Graham Sider <Graham.Sider@amd.com>
Reviewed-by: Joseph Greathouse <Joseph.Greathouse@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/cik.c')
0 files changed, 0 insertions, 0 deletions