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authorChristian König2016-01-19 12:48:14 +0100
committerAlex Deucher2016-01-22 10:47:48 -0500
commit78d0e182b6c1f5336f6e8cbb197f403276dabc7f (patch)
tree2b875c6bdd68c46ac9f2f97eba2e48975d57d04b /drivers/gpu
parent4b5ece24ce564176f8ad786ad02b681a373bc615 (diff)
drm/amdgpu: fix amdgpu_bo_pin_restricted VRAM placing v2
We could pin BOs into invisible VRAM otherwise. v2: make logic more readable as suggested by Michel Cc: stable@vger.kernel.org Signed-off-by: Christian König <christian.koenig@amd.com> Reviewed-by: Alex Deucher <alexander.deucher@amd.com> (v1) Reviewed-by: Rex Zhu <Rex.Zhu@amd.com> (v1) Reviewed-by: Michel Dänzer <michel.daenzer@amd.com>
Diffstat (limited to 'drivers/gpu')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_object.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
index c3ce103b6a33..a2a16acee34d 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
@@ -399,7 +399,8 @@ int amdgpu_bo_pin_restricted(struct amdgpu_bo *bo, u32 domain,
}
if (fpfn > bo->placements[i].fpfn)
bo->placements[i].fpfn = fpfn;
- if (lpfn && lpfn < bo->placements[i].lpfn)
+ if (!bo->placements[i].lpfn ||
+ (lpfn && lpfn < bo->placements[i].lpfn))
bo->placements[i].lpfn = lpfn;
bo->placements[i].flags |= TTM_PL_FLAG_NO_EVICT;
}