Lines Matching refs:tb
1505 struct et_txbuf *tb;
1511 tb = &tbd->tbd_buf[i];
1512 if (tb->tb_mbuf != NULL) {
1513 bus_dmamap_sync(sc->sc_tx_tag, tb->tb_dmap,
1515 bus_dmamap_unload(sc->sc_mbuf_dtag, tb->tb_dmap);
1516 m_freem(tb->tb_mbuf);
1517 tb->tb_mbuf = NULL;
2257 struct et_txbuf *tb;
2283 tb = &tbd->tbd_buf[tbd->tbd_start_index];
2284 if (tb->tb_mbuf != NULL) {
2285 bus_dmamap_sync(sc->sc_tx_tag, tb->tb_dmap,
2287 bus_dmamap_unload(sc->sc_tx_tag, tb->tb_dmap);
2288 m_freem(tb->tb_mbuf);
2289 tb->tb_mbuf = NULL;