drm_prime_add_buf_handle
ret = drm_prime_add_buf_handle(&file_priv->prime, obj->dma_buf,
int drm_prime_add_buf_handle(struct drm_prime_file_private *prime_fpriv,
ret = drm_prime_add_buf_handle(&file_priv->prime,
ret = drm_prime_add_buf_handle(&file_priv->prime,