drm/amdgpu: return EINVAL instead of ENOENT in the VM code

That we can't find a PD above the root is expected can only happen if
we try to update a larger range than actually managed by the VM.

Signed-off-by: Christian König <christian.koenig@amd.com>
Tested-by: Tom St Denis <tom.stdenis@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index 60da830..ca46622 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -1475,7 +1475,7 @@ static int amdgpu_vm_update_ptes(struct amdgpu_vm_update_params *params,
                         * shift we should go up one level and check it again.
                         */
                        if (!amdgpu_vm_pt_ancestor(&cursor))
-                               return -ENOENT;
+                               return -EINVAL;
                        continue;
                }