From cace5dce5581a5a1232b68e1bc7b778ff40c328b Mon Sep 17 00:00:00 2001 From: Alex Deucher Date: Wed, 2 Sep 2015 15:06:08 -0400 Subject: [PATCH] drm/amdgpu: use top down allocation for non-CPU accessible vram MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Should help avoid fragmentation of vram due to CPU access requirements. Reviewed-by: Christian König Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c index 57adcad..08b09d5 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c @@ -127,7 +127,7 @@ static void amdgpu_ttm_placement_init(struct amdgpu_device *adev, placements[c].fpfn = adev->mc.visible_vram_size >> PAGE_SHIFT; placements[c++].flags = TTM_PL_FLAG_WC | TTM_PL_FLAG_UNCACHED | - TTM_PL_FLAG_VRAM; + TTM_PL_FLAG_VRAM | TTM_PL_FLAG_TOPDOWN; } placements[c].fpfn = 0; placements[c++].flags = TTM_PL_FLAG_WC | TTM_PL_FLAG_UNCACHED | -- 2.7.4