STMMAC_TBS_EN
if (meta_req->tbs & STMMAC_TBS_EN)
if (priv->dma_conf.tx_queue[i].tbs & STMMAC_TBS_EN)
if (tx_q->tbs & STMMAC_TBS_EN) {
priv->dma_conf.tx_queue[qopt->queue].tbs |= STMMAC_TBS_EN;
priv->dma_conf.tx_queue[qopt->queue].tbs &= ~STMMAC_TBS_EN;