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| author | James Zhu <James.Zhu@amd.com> | 2019-12-03 15:40:10 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2019-12-05 16:24:28 -0500 |
| commit | f83f5a1e115c8dc382a5abaaf0c10374fbcf1038 (patch) | |
| tree | c05c52a817318115f0c3a974f52e2203340a17ad /drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c | |
| parent | 79c4c8ea913076338e70252f947a8805daa8f91b (diff) | |
drm/amdgpu/gfx: Improvement on EDC GPR workarounds
SPI limits total CS waves in flight per SE to no more than 32 * num_cu and
we need to stuff 40 waves on a CU to completely clean the SGPR. This is
accomplished in the WR by cleaning the SE in two steps, half of the CU per
step.
Signed-off-by: James Zhu <James.Zhu@amd.com>
Reviewed-by: Yong Zhao <Yong.Zhao@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdkfd/kfd_kernel_queue.c')
0 files changed, 0 insertions, 0 deletions