Hi Christian,
If I'm reading this correctly, now you're only binding page directories,
but not the leaf page tables. Is that intentional?
Regards,
Felix
On 17-07-29 07:32 AM, Christian König wrote:
> From: Christian König <christian.koe...@amd.com>
>
> No need to do this on every CS.
>
> v2: remove all other bind, reorder code
>
> Signed-off-by: Christian König <christian.koe...@amd.com>
> ---
> drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 22 ++++++++--------------
> 1 file changed, 8 insertions(+), 14 deletions(-)
>
> diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
> b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
> index a375135..0308bb4 100644
> --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
> +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
> @@ -165,6 +165,14 @@ static int amdgpu_vm_validate_level(struct amdgpu_vm_pt
> *parent,
> unsigned i;
> int r;
>
> + if (parent->bo->shadow) {
> + struct amdgpu_bo *shadow = parent->bo->shadow;
> +
> + r = amdgpu_ttm_bind(&shadow->tbo, &shadow->tbo.mem);
> + if (r)
> + return r;
> + }
> +
> if (use_cpu_for_update) {
> r = amdgpu_bo_kmap(parent->bo, NULL);
> if (r)
> @@ -1030,11 +1038,6 @@ static int amdgpu_vm_update_level(struct amdgpu_device
> *adev,
>
> params.func = amdgpu_vm_cpu_set_ptes;
> } else {
> - if (shadow) {
> - r = amdgpu_ttm_bind(&shadow->tbo, &shadow->tbo.mem);
> - if (r)
> - return r;
> - }
> ring = container_of(vm->entity.sched, struct amdgpu_ring,
> sched);
>
> @@ -1070,15 +1073,6 @@ static int amdgpu_vm_update_level(struct amdgpu_device
> *adev,
> if (bo == NULL)
> continue;
>
> - if (bo->shadow) {
> - struct amdgpu_bo *pt_shadow = bo->shadow;
> -
> - r = amdgpu_ttm_bind(&pt_shadow->tbo,
> - &pt_shadow->tbo.mem);
> - if (r)
> - return r;
> - }
> -
> pt = amdgpu_bo_gpu_offset(bo);
> pt = amdgpu_gart_get_vm_pde(adev, pt);
> if (parent->entries[pt_idx].addr == pt ||
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