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authorChristian König <christian.koenig@amd.com>2014-07-22 17:42:20 +0200
committerAlex Deucher <alexander.deucher@amd.com>2014-08-05 08:53:37 -0400
commit33fa9fe3ddae48c552bce1ab33db0f2f49eb81ea (patch)
treeecfdfa5363402fead55ca0c4ef2c7a1195312de4 /drivers/gpu/drm/radeon/radeon.h
parented5cb43f8f68508c7c025b77bfd6a8aa81cd531e (diff)
downloadlinux-stericsson-33fa9fe3ddae48c552bce1ab33db0f2f49eb81ea.tar.gz
drm/radeon: fix R600_PTE_GART handling
That didn't worked correctly any more and opened up a security problem. Signed-off-by: Christian König <christian.koenig@amd.com> Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/radeon/radeon.h')
-rw-r--r--drivers/gpu/drm/radeon/radeon.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index 89b63b9cff5e..fd878c7bb8f0 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -864,9 +864,9 @@ struct radeon_mec {
#define R600_PTE_FRAG_64KB (4 << 7)
#define R600_PTE_FRAG_256KB (6 << 7)
-/* flags used for GART page table entries on R600+ */
-#define R600_PTE_GART ( R600_PTE_VALID | R600_PTE_SYSTEM | R600_PTE_SNOOPED \
- | R600_PTE_READABLE | R600_PTE_WRITEABLE)
+/* flags needed to be set so we can copy directly from the GART table */
+#define R600_PTE_GART_MASK ( R600_PTE_READABLE | R600_PTE_WRITEABLE | \
+ R600_PTE_SYSTEM | R600_PTE_VALID )
struct radeon_vm_pt {
struct radeon_bo *bo;