Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit a187f17f authored by Oded Gabbay's avatar Oded Gabbay Committed by Alex Deucher
Browse files

drm/amdgpu: mask out WC from BO on unsupported arches 



Reviewed-by: default avatarChristian König <christian.koenig@amd.com>
Reviewed-by: default avatarMichel Dänzer <michel.daenzer@amd.com>
Signed-off-by: default avatarOded Gabbay <oded.gabbay@gmail.com>
Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
parent c5244987

drivers/gpu/drm/amd/amdgpu/amdgpu_object.c

+8 −0
Original line number Diff line number Diff line
@@ -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,