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| author | Alex Deucher <alexander.deucher@amd.com> | 2018-03-27 17:10:56 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2018-05-15 13:43:15 -0500 |
| commit | f8bc903707ae87342b97528037e27bf190051c11 (patch) | |
| tree | 1157b63e3a5bd82663c338af3bddbd2b1489827f /drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | |
| parent | f58b85e3ec0e3d3ddeff6eb16ace23a42516ae70 (diff) | |
drm/amdgpu/gmc9: use amdgpu_ring_emit_reg_write_reg_wait in gpu tlb flush
Use amdgpu_ring_emit_reg_write_reg_wait. On engines that support it,
it provides a write and wait in a single packet which avoids a missed
ack if a world switch happens between the request and waiting for the
ack.
Reviewed-by: Huang Rui <ray.huang@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c')
0 files changed, 0 insertions, 0 deletions