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path: root/drivers/gpu/drm/radeon/radeon_object.c
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Diffstat (limited to 'drivers/gpu/drm/radeon/radeon_object.c')
-rw-r--r--drivers/gpu/drm/radeon/radeon_object.c13
1 files changed, 10 insertions, 3 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_object.c b/drivers/gpu/drm/radeon/radeon_object.c
index 84d45633d28c..dd46c38676db 100644
--- a/drivers/gpu/drm/radeon/radeon_object.c
+++ b/drivers/gpu/drm/radeon/radeon_object.c
@@ -33,6 +33,7 @@
#include <linux/slab.h>
#include <drm/drmP.h>
#include <drm/radeon_drm.h>
+#include <drm/drm_cache.h>
#include "radeon.h"
#include "radeon_trace.h"
@@ -213,8 +214,8 @@ int radeon_bo_create(struct radeon_device *rdev,
INIT_LIST_HEAD(&bo->list);
INIT_LIST_HEAD(&bo->va);
bo->initial_domain = domain & (RADEON_GEM_DOMAIN_VRAM |
- RADEON_GEM_DOMAIN_GTT |
- RADEON_GEM_DOMAIN_CPU);
+ RADEON_GEM_DOMAIN_GTT |
+ RADEON_GEM_DOMAIN_CPU);
bo->flags = flags;
/* PCI GART is always snooped */
@@ -245,6 +246,12 @@ int radeon_bo_create(struct radeon_device *rdev,
DRM_INFO_ONCE("Please enable CONFIG_MTRR and CONFIG_X86_PAT for "
"better performance thanks to write-combining\n");
bo->flags &= ~(RADEON_GEM_GTT_WC | RADEON_GEM_GTT_UC);
+#else
+ /* For architectures that don't support WC memory,
+ * mask out the WC flag from the BO
+ */
+ if (!drm_arch_can_wc_memory())
+ bo->flags &= ~RADEON_GEM_GTT_WC;
#endif
radeon_ttm_placement_from_domain(bo, domain);
@@ -841,7 +848,7 @@ int radeon_bo_wait(struct radeon_bo *bo, u32 *mem_type, bool no_wait)
*
*/
void radeon_bo_fence(struct radeon_bo *bo, struct radeon_fence *fence,
- bool shared)
+ bool shared)
{
struct reservation_object *resv = bo->tbo.resv;
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