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drm/amdgpu: bind GTT on demand

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We don't really need the GTT table any more most of the time. So bind it
only on demand.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König
2016-09-05 17:00:57 +02:00
committed by Alex Deucher
parent 71c76a086f
commit c855e25090
8 changed files with 84 additions and 7 deletions
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3
drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
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@@ -1163,7 +1163,8 @@ int amdgpu_vm_bo_update(struct amdgpu_device *adev,
}
flags = amdgpu_ttm_tt_pte_flags(adev, bo_va->bo->tbo.ttm, mem);
gtt_flags = (adev == bo_va->bo->adev) ? flags : 0;
gtt_flags = (amdgpu_ttm_is_bound(bo_va->bo->tbo.ttm) &&
adev == bo_va->bo->adev) ? flags : 0;
spin_lock(&vm->status_lock);
if (!list_empty(&bo_va->vm_status))