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| author | Dave Airlie <airlied@redhat.com> | 2016-11-07 09:37:09 +1000 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2016-11-07 09:37:09 +1000 |
| commit | 7b624ad8fea1be7ff4c22643e212191aa6a2a3c2 (patch) | |
| tree | 41d0357d3259868cd85521c3fb9578cd2fc13831 /drivers/gpu/drm/radeon/radeon_object.c | |
| parent | dc345c46774bc150ab852d2c74ee6542de438d46 (diff) | |
| parent | bc33b0ca11e3df467777a4fa7639ba488c9d4911 (diff) | |
| download | kernel_replicant_linux-7b624ad8fea1be7ff4c22643e212191aa6a2a3c2.tar.gz kernel_replicant_linux-7b624ad8fea1be7ff4c22643e212191aa6a2a3c2.tar.bz2 kernel_replicant_linux-7b624ad8fea1be7ff4c22643e212191aa6a2a3c2.zip | |
Backmerge tag 'v4.9-rc4' into drm-next
Linux 4.9-rc4
This is needed for nouveau development.
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_object.c')
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_object.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_object.c b/drivers/gpu/drm/radeon/radeon_object.c index be30861afae9..41b72ce6613f 100644 --- a/drivers/gpu/drm/radeon/radeon_object.c +++ b/drivers/gpu/drm/radeon/radeon_object.c @@ -446,6 +446,10 @@ void radeon_bo_force_delete(struct radeon_device *rdev) int radeon_bo_init(struct radeon_device *rdev) { + /* reserve PAT memory space to WC for VRAM */ + arch_io_reserve_memtype_wc(rdev->mc.aper_base, + rdev->mc.aper_size); + /* Add an MTRR for the VRAM */ if (!rdev->fastfb_working) { rdev->mc.vram_mtrr = arch_phys_wc_add(rdev->mc.aper_base, @@ -463,6 +467,7 @@ void radeon_bo_fini(struct radeon_device *rdev) { radeon_ttm_fini(rdev); arch_phys_wc_del(rdev->mc.vram_mtrr); + arch_io_free_memtype_wc(rdev->mc.aper_base, rdev->mc.aper_size); } /* Returns how many bytes TTM can move per IB. |