diff options
| -rw-r--r-- | drivers/gpu/drm/radeon/radeon_object.c | 1 | ||||
| -rw-r--r-- | include/uapi/drm/radeon_drm.h | 2 |
2 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/radeon/radeon_object.c b/drivers/gpu/drm/radeon/radeon_object.c index 3dbbd65336d5..8abee5fa93bd 100644 --- a/drivers/gpu/drm/radeon/radeon_object.c +++ b/drivers/gpu/drm/radeon/radeon_object.c @@ -313,6 +313,7 @@ int radeon_bo_pin_restricted(struct radeon_bo *bo, u32 domain, u64 max_offset, for (i = 0; i < bo->placement.num_placement; i++) { /* force to pin into visible video ram */ if ((bo->placements[i].flags & TTM_PL_FLAG_VRAM) && + !(bo->flags & RADEON_GEM_NO_CPU_ACCESS) && (!max_offset || max_offset > bo->rdev->mc.visible_vram_size)) bo->placements[i].lpfn = bo->rdev->mc.visible_vram_size >> PAGE_SHIFT; diff --git a/include/uapi/drm/radeon_drm.h b/include/uapi/drm/radeon_drm.h index f755f20d2b5c..50d0fb41a3bf 100644 --- a/include/uapi/drm/radeon_drm.h +++ b/include/uapi/drm/radeon_drm.h @@ -803,6 +803,8 @@ struct drm_radeon_gem_info { #define RADEON_GEM_GTT_WC (1 << 2) /* BO is expected to be accessed by the CPU */ #define RADEON_GEM_CPU_ACCESS (1 << 3) +/* CPU access is not expected to work for this BO */ +#define RADEON_GEM_NO_CPU_ACCESS (1 << 4) struct drm_radeon_gem_create { uint64_t size; |