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drm/amdgpu: program for resuming preempted ib

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For new submission ib, CE/DE metadata should be programmed to 0;
for partially execution ib, CE/DE metadata should be restored.

Acked-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Jack Xiao <Jack.Xiao@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Jack Xiao
2019-01-08 15:28:52 +08:00
committed by Alex Deucher
parent ca1eb73207
commit 43974dacb6
2 changed files with 2 additions and 0 deletions
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1
drivers/gpu/drm/amd/amdgpu/amdgpu_csa.c
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@@ -47,6 +47,7 @@ int amdgpu_allocate_static_csa(struct amdgpu_device *adev, struct amdgpu_bo **bo
return -ENOMEM;
memset(ptr, 0, size);
adev->virt.csa_cpu_addr = ptr;
return 0;
}