diff options
| author | Alex Deucher <alexander.deucher@amd.com> | 2016-11-17 15:40:22 -0500 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-03-29 23:53:23 -0400 |
| commit | 9dc5a91e4d1cc7accd776f20198df48255de516f (patch) | |
| tree | 102b11be02e1a007c763fb038e6082d59c9e224a /drivers | |
| parent | dc3abc16a72776ed1b631d27d2e595cbf34f353e (diff) | |
drm/amdgpu: put gtt at 0 in the internal address space
There still seem to be some blocks that make accesses
in the lower part of the address space. This works around
this.
Reviewed-by: Junwei Zhang <Jerry.Zhang@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c index 00bf0ea0c6d0..cc01b3f27a1f 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c @@ -602,7 +602,7 @@ void amdgpu_gtt_location(struct amdgpu_device *adev, struct amdgpu_mc *mc) dev_warn(adev->dev, "limiting GTT\n"); mc->gtt_size = size_bf; } - mc->gtt_start = (mc->vram_start & ~mc->gtt_base_align) - mc->gtt_size; + mc->gtt_start = 0; } else { if (mc->gtt_size > size_af) { dev_warn(adev->dev, "limiting GTT\n"); |