From: Alex Deucher Date: Wed, 2 Sep 2015 19:06:08 +0000 (-0400) Subject: drm/amdgpu: use top down allocation for non-CPU accessible vram X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=cace5dce5581a5a1232b68e1bc7b778ff40c328b;p=linux-beck.git drm/amdgpu: use top down allocation for non-CPU accessible vram Should help avoid fragmentation of vram due to CPU access requirements. Reviewed-by: Christian König Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c index 57adcad2f7ba..08b09d55b96f 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 |