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authorThomas Gleixner <tglx@linutronix.de>2016-11-16 14:19:34 +0100
committerThomas Gleixner <tglx@linutronix.de>2016-11-16 14:19:34 +0100
commit7ce7f35b33eb42b6aa4cf176fa34372b21b8472b (patch)
tree12f3027003f1d7cce30f838265e4fab2d52c6cef /drivers/gpu/drm/radeon/radeon_object.c
parentf410770293a1fbc08906474c24104a7a11943eb6 (diff)
parent47bdf3378d62a627cfb8a54e1180c08d67078b61 (diff)
downloadblackbird-op-linux-7ce7f35b33eb42b6aa4cf176fa34372b21b8472b.tar.gz
blackbird-op-linux-7ce7f35b33eb42b6aa4cf176fa34372b21b8472b.zip
Merge branch 'x86/cpufeature' into x86/cache
Resolve the cpu/scattered conflict. Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_object.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_object.c5
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.
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