diff options
| author | Ingo Molnar <[email protected]> | 2016-11-09 09:50:27 +0100 |
|---|---|---|
| committer | Ingo Molnar <[email protected]> | 2016-11-09 17:07:11 +0100 |
| commit | ca4b2df651a098a716e8cd8ebba79ba329e3dcc3 (patch) | |
| tree | 0aa7f067fef0e7de075e7bd9dce2e81795e93e44 /drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | |
| parent | 59c6f278bdeea4147e8be92a3ed50a9907e60088 (diff) | |
| parent | b0b6e86846093c5f8820386bc01515f857dd8faa (diff) | |
Merge branch 'x86/urgent' into x86/cpu, to pick up dependent fix
Signed-off-by: Ingo Molnar <[email protected]>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_object.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c index aa074fac0c7f..f3efb1c5dae9 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c @@ -754,6 +754,10 @@ static const char *amdgpu_vram_names[] = { int amdgpu_bo_init(struct amdgpu_device *adev) { + /* reserve PAT memory space to WC for VRAM */ + arch_io_reserve_memtype_wc(adev->mc.aper_base, + adev->mc.aper_size); + /* Add an MTRR for the VRAM */ adev->mc.vram_mtrr = arch_phys_wc_add(adev->mc.aper_base, adev->mc.aper_size); @@ -769,6 +773,7 @@ void amdgpu_bo_fini(struct amdgpu_device *adev) { amdgpu_ttm_fini(adev); arch_phys_wc_del(adev->mc.vram_mtrr); + arch_io_free_memtype_wc(adev->mc.aper_base, adev->mc.aper_size); } int amdgpu_bo_fbdev_mmap(struct amdgpu_bo *bo, |