From 95d7918323be0090a1cc36f0ebdd1d3af88f2335 Mon Sep 17 00:00:00 2001 From: Chunming Zhou Date: Wed, 23 Sep 2015 17:22:43 +0800 Subject: [PATCH] drm/amdgpu: add TOPDOWN flag to the whole vram MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit need to decrease visible vram usage by default. Signed-off-by: Chunming Zhou Reviewed-by: monk.liu Reviewed-by: Christian König --- drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c index 1a7708f365f3..0d524384ff79 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c @@ -132,6 +132,8 @@ static void amdgpu_ttm_placement_init(struct amdgpu_device *adev, placements[c].fpfn = 0; placements[c++].flags = TTM_PL_FLAG_WC | TTM_PL_FLAG_UNCACHED | TTM_PL_FLAG_VRAM; + if (!(flags & AMDGPU_GEM_CREATE_CPU_ACCESS_REQUIRED)) + placements[c - 1].flags |= TTM_PL_FLAG_TOPDOWN; } if (domain & AMDGPU_GEM_DOMAIN_GTT) { -- 2.20.1