amdgpu_device_indirect_rreg64_ext
u64 amdgpu_device_indirect_rreg64_ext(struct amdgpu_device *adev,
adev->pcie_rreg64_ext = &amdgpu_device_indirect_rreg64_ext;
adev->pcie_rreg64_ext = &amdgpu_device_indirect_rreg64_ext;