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| author | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2016-12-12 22:44:25 +0300 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2016-12-12 22:44:25 +0300 |
| commit | 2bf3b685a35c80fe368dad9da0e77ba48b460939 (patch) | |
| tree | 3516a82ec33f96d5e9d3f36abef751aa0b788748 /drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | |
| parent | bf006e149a5717a4614d44a62090ae98775af7a0 (diff) | |
| parent | d06e622d3d9206e6a2cc45a0f9a3256da8773ff4 (diff) | |
| download | linux-2bf3b685a35c80fe368dad9da0e77ba48b460939.tar.xz | |
Merge schedutil governor updates for v4.10.
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, |