From: Chunming Zhou <david1.zhou@amd.com>
Date: Mon, 11 Dec 2017 15:55:03 +0800
Subject: drm/amdgpu: fix huge page setting for ATS case
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Git-commit: c4c3351783cb1758801a5928c98b0dcb2074c082
Patch-mainline: v4.16-rc1
References: FATE#326289 FATE#326079 FATE#326049 FATE#322398 FATE#326166
Signed-off-by: Chunming Zhou <david1.zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Acked-by: Petr Tesarik <ptesarik@suse.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c
@@ -343,7 +343,7 @@ static int amdgpu_vm_alloc_levels(struct
if (vm->pte_support_ats) {
init_value = AMDGPU_PTE_DEFAULT_ATC;
- if (level != adev->vm_manager.num_level - 1)
+ if (level != adev->vm_manager.num_level)
init_value |= AMDGPU_PDE_PTE;
}