ttm_bo_mmap
ret = ttm_bo_mmap(vma->vm_file, vma, &adev->mman.bdev);
return ttm_bo_mmap(filp, vma, &adev->mman.bdev);
int ttm_bo_mmap(struct file *filp, struct vm_area_struct *vma,
r = ttm_bo_mmap(filp, vma, &rdev->mman.bdev);
EXPORT_SYMBOL(ttm_bo_mmap);
ret = ttm_bo_mmap(fp, &vma, bdev);