diff options
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_object.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_object.c | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c index b382e9453a66..9615ba9d7d9b 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_object.c @@ -670,6 +670,38 @@ int amdgpu_bo_create_user(struct amdgpu_device *adev, *ubo_ptr = to_amdgpu_bo_user(bo_ptr); return r; } + +/** + * amdgpu_bo_create_vm - create an &amdgpu_bo_vm buffer object + * @adev: amdgpu device object + * @bp: parameters to be used for the buffer object + * @vmbo_ptr: pointer to the buffer object pointer + * + * Create a BO to be for GPUVM. + * + * Returns: + * 0 for success or a negative error code on failure. + */ + +int amdgpu_bo_create_vm(struct amdgpu_device *adev, + struct amdgpu_bo_param *bp, + struct amdgpu_bo_vm **vmbo_ptr) +{ + struct amdgpu_bo *bo_ptr; + int r; + + /* bo_ptr_size will be determined by the caller and it depends on + * num of amdgpu_vm_pt entries. + */ + BUG_ON(bp->bo_ptr_size < sizeof(struct amdgpu_bo_vm)); + r = amdgpu_bo_create(adev, bp, &bo_ptr); + if (r) + return r; + + *vmbo_ptr = to_amdgpu_bo_vm(bo_ptr); + return r; +} + /** * amdgpu_bo_validate - validate an &amdgpu_bo buffer object * @bo: pointer to the buffer object |