drm/amdgpu: fix addr handling in amdgpu_vm_bo_update_mapping

Otherwise we will look at the wrong place in the IB when GART
mappings are split into smaller updates.

Signed-off-by: Christian König <[email protected]>
Reviewed-by: Alex Deucher <[email protected]>
Acked-by: Tom StDenis <[email protected]>
Signed-off-by: Alex Deucher <[email protected]>

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index bd5af328154f92525cea46ac8912f808d6200555..c4985a727620e91c5c1427a05d64f79195606929 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -1000,6 +1000,7 @@ static int amdgpu_vm_bo_update_mapping(struct amdgpu_device *adev,
                                                    AMDGPU_GPU_PAGE_SIZE);
                        pte[i] |= flags;
                }
+               addr = 0;
        }
 
        r = amdgpu_sync_fence(adev, &job->sync, exclusive);