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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-02-07 17:34:04 -0800
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2016-02-07 17:34:04 -0800
commit5ba907a949562cd4839b0170a13dda6841055e70 (patch)
tree32d7ab834753779d3e1216a3a251c8c2fb097438 /drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
parentabb4f8addf1d55f3a63ac84e3d9f609f97e5b9a0 (diff)
parent388f7b1d6e8ca06762e2454d28d6c3c55ad0fe95 (diff)
downloadlwn-5ba907a949562cd4839b0170a13dda6841055e70.tar.gz
lwn-5ba907a949562cd4839b0170a13dda6841055e70.zip
Merge 4.5-rc3 into staging-next
We want the upstream staging fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_object.c')
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_object.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
index a2a16acee34d..b8fbbd7699e4 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c
@@ -33,6 +33,7 @@
#include <linux/slab.h>
#include <drm/drmP.h>
#include <drm/amdgpu_drm.h>
+#include <drm/drm_cache.h>
#include "amdgpu.h"
#include "amdgpu_trace.h"
@@ -261,6 +262,13 @@ int amdgpu_bo_create_restricted(struct amdgpu_device *adev,
AMDGPU_GEM_DOMAIN_OA);
bo->flags = flags;
+
+ /* For architectures that don't support WC memory,
+ * mask out the WC flag from the BO
+ */
+ if (!drm_arch_can_wc_memory())
+ bo->flags &= ~AMDGPU_GEM_CREATE_CPU_GTT_USWC;
+
amdgpu_fill_placement_to_bo(bo, placement);
/* Kernel allocation are uninterruptible */
r = ttm_bo_init(&adev->mman.bdev, &bo->tbo, size, type,