ttm_set_driver_manager
ttm_set_driver_manager(&adev->mman.bdev, TTM_PL_TT, &mgr->manager);
ttm_set_driver_manager(&adev->mman.bdev, TTM_PL_TT, NULL);
ttm_set_driver_manager(&adev->mman.bdev, AMDGPU_PL_PREEMPT, man);
ttm_set_driver_manager(&adev->mman.bdev, AMDGPU_PL_PREEMPT, NULL);
ttm_set_driver_manager(&adev->mman.bdev, TTM_PL_VRAM, &mgr->manager);
ttm_set_driver_manager(&adev->mman.bdev, TTM_PL_VRAM, NULL);
ttm_set_driver_manager(bdev, type, man);
ttm_set_driver_manager(bdev, type, NULL);
ttm_set_driver_manager(&drm->ttm.bdev, TTM_PL_VRAM, man);
ttm_set_driver_manager(&drm->ttm.bdev, TTM_PL_VRAM, NULL);
ttm_set_driver_manager(&drm->ttm.bdev, TTM_PL_TT, man);
ttm_set_driver_manager(&drm->ttm.bdev, TTM_PL_TT, NULL);
ttm_set_driver_manager(bdev, mem_type, base);
ttm_set_driver_manager(bdev, mem_type, NULL);
ttm_set_driver_manager(bdev, mem_type, man);
ttm_set_driver_manager(bdev, mem_type, NULL);
ttm_set_driver_manager(ttm_dev, mem_type, man);
ttm_set_driver_manager(bdev, TTM_PL_SYSTEM, NULL);
ttm_set_driver_manager(bdev, type, &rman->manager);
ttm_set_driver_manager(bdev, type, NULL);
ttm_set_driver_manager(bdev, TTM_PL_SYSTEM, man);
ttm_set_driver_manager(&dev_priv->bdev, type, &gman->manager);
ttm_set_driver_manager(&dev_priv->bdev, type, NULL);
ttm_set_driver_manager(bdev, VMW_PL_SYSTEM, man);
ttm_set_driver_manager(&dev_priv->bdev, VMW_PL_SYSTEM, NULL);
ttm_set_driver_manager(&xe->ttm, XE_PL_TT, NULL);
ttm_set_driver_manager(&xe->ttm, XE_PL_TT, man);
ttm_set_driver_manager(&xe->ttm, mgr->mem_type, NULL);
ttm_set_driver_manager(&xe->ttm, mem_type, &mgr->manager);