drm/amdgpu: fix VM clearing for the root PD

[ Upstream commit 8604ffcbf04f8f4f3f55a9e46e5ff948b2ed4290 ]

We need to figure out the address after validating the BO, not before.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Reviewed-by: Junwei Zhang <Jerry.Zhang@amd.com>
Reviewed-by: Huang Rui <ray.huang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index fdcb498f6d194b42d386940604557cfc90d2680c..bbd4daa4d870e05de7dc6710e8e4837bf4c2643e 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -303,7 +303,6 @@ static int amdgpu_vm_clear_bo(struct amdgpu_device *adev,
        uint64_t addr;
        int r;
 
-       addr = amdgpu_bo_gpu_offset(bo);
        entries = amdgpu_bo_size(bo) / 8;
 
        if (pte_support_ats) {
@@ -335,6 +334,7 @@ static int amdgpu_vm_clear_bo(struct amdgpu_device *adev,
        if (r)
                goto error;
 
+       addr = amdgpu_bo_gpu_offset(bo);
        if (ats_entries) {
                uint64_t ats_value;