diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c | 17 |
1 files changed, 11 insertions, 6 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c index 28557839f132..67d2eef2f9eb 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c @@ -1407,21 +1407,26 @@ static void amdgpu_ttm_tt_unpopulate(struct ttm_tt *ttm) * amdgpu_ttm_tt_set_userptr - Initialize userptr GTT ttm_tt for the current * task * - * @ttm: The ttm_tt object to bind this userptr object to + * @bo: The ttm_buffer_object to bind this userptr to * @addr: The address in the current tasks VM space to use * @flags: Requirements of userptr object. * * Called by amdgpu_gem_userptr_ioctl() to bind userptr pages * to current task */ -int amdgpu_ttm_tt_set_userptr(struct ttm_tt *ttm, uint64_t addr, - uint32_t flags) +int amdgpu_ttm_tt_set_userptr(struct ttm_buffer_object *bo, + uint64_t addr, uint32_t flags) { - struct amdgpu_ttm_tt *gtt = (void *)ttm; + struct amdgpu_ttm_tt *gtt; - if (gtt == NULL) - return -EINVAL; + if (!bo->ttm) { + /* TODO: We want a separate TTM object type for userptrs */ + bo->ttm = amdgpu_ttm_tt_create(bo, 0); + if (bo->ttm == NULL) + return -ENOMEM; + } + gtt = (void*)bo->ttm; gtt->userptr = addr; gtt->userflags = flags; |