From: Chunming Zhou <David1.Zhou@amd.com>
Date: Mon, 27 Mar 2017 05:44:45 +0000 (+0800)
Subject: drm/amdgpu: enable four level VMPT for gmc9
X-Git-Tag: v4.12-rc1~116^2~23^2~41
X-Git-Url: https://git.kernelconcepts.de/?a=commitdiff_plain;h=2de6a7c52a412985446ee358d8e27b7f3de5e3f3;p=karo-tx-linux.git

drm/amdgpu: enable four level VMPT for gmc9

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>
---

diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
index ab090fcb78ad..c29a477ea449 100644
--- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c
@@ -506,7 +506,7 @@ static int gmc_v9_0_vm_init(struct amdgpu_device *adev)
 		DRM_WARN("vm size at least is 256GB!\n");
 		amdgpu_vm_size = 256;
 	}
-	adev->vm_manager.num_level = 1;
+	adev->vm_manager.num_level = 3;
 	amdgpu_vm_manager_init(adev);
 
 	/* base offset of vram pages */