[PATCH 1/8] drm/amdgpu: fix ATC handling for Ryzen

[Christian König]

Otherwise we don't correctly use translate further.

Signed-off-by: Christian König <christian.koe...@amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
index 3d221f044183..059d9802e713 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -767,14 +767,17 @@ static int amdgpu_vm_clear_bo(struct amdgpu_device *adev,
 
        addr = 0;
        if (ats_entries) {
-               uint64_t ats_value;
+               uint64_t value = 0, flags;
 
-               ats_value = AMDGPU_PTE_DEFAULT_ATC;
-               if (level != AMDGPU_VM_PTB)
-                       ats_value |= AMDGPU_PDE_PTE;
+               flags = AMDGPU_PTE_DEFAULT_ATC;
+               if (level != AMDGPU_VM_PTB) {
+                       /* Handle leaf PDEs as PTEs */
+                       flags |= AMDGPU_PDE_PTE;
+                       amdgpu_gmc_get_vm_pde(adev, level, &value, &flags);
+               }
 
                r = vm->update_funcs->update(&params, bo, addr, 0, ats_entries,
-                                            0, ats_value);
+                                            value, flags);
                if (r)
                        return r;
 
-- 
2.17.1

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