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
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
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;
 
 	}