dev/ixgbe/ix_txrx.c

1311 	struct ixgbe_rx_buf	*rxbuf;
1322 		rxbuf = &rxr->rx_buffers[i];
1323 		if (rxbuf->buf == NULL) {
1331 			mp = rxbuf->buf;
1338 		if ((rxbuf->flags & IXGBE_RX_COPY) == 0) {
1340 			bus_dmamap_unload(rxr->ptag, rxbuf->pmap);
1342 			    rxbuf->pmap, mp, seg, &nsegs, BUS_DMA_NOWAIT);
1347 				rxbuf->buf = NULL;
1350 			rxbuf->buf = mp;
1351 			bus_dmamap_sync(rxr->ptag, rxbuf->pmap,
1353 			rxbuf->addr = rxr->rx_base[i].read.pkt_addr =
1356 			rxr->rx_base[i].read.pkt_addr = rxbuf->addr;
1357 			rxbuf->flags &= ~IXGBE_RX_COPY;
1387 	struct ixgbe_rx_buf 	*rxbuf;
1415 	for (int i = 0; i < rxr->num_desc; i++, rxbuf++) {
1416 		rxbuf = &rxr->rx_buffers[i];
1417 		error = bus_dmamap_create(rxr->ptag, 0, &rxbuf->pmap);
1435 	struct ixgbe_rx_buf       *rxbuf;
1438 		rxbuf = &rxr->rx_buffers[i];
1439 		if (rxbuf->buf != NULL) {
1440 			bus_dmamap_sync(rxr->ptag, rxbuf->pmap,
1442 			bus_dmamap_unload(rxr->ptag, rxbuf->pmap);
1443 			rxbuf->buf->m_flags |= M_PKTHDR;
1444 			m_freem(rxbuf->buf);
1445 			rxbuf->buf = NULL;
1446 			rxbuf->flags = 0;
1462 	struct ixgbe_rx_buf	*rxbuf;
1494 		rxbuf = &rxr->rx_buffers[j];
1509 			netmap_load_map(na, rxr->ptag, rxbuf->pmap, addr);
1512 			rxbuf->addr = htole64(paddr);
1516 		rxbuf->flags = 0;
1517 		rxbuf->buf = m_getjcl(M_NOWAIT, MT_DATA,
1519 		if (rxbuf->buf == NULL) {
1523 		mp = rxbuf->buf;
1527 		    rxbuf->pmap, mp, seg,
1532 		    rxbuf->pmap, BUS_DMASYNC_PREREAD);
1535 		rxbuf->addr = htole64(seg[0].ds_addr);
1640 	struct ixgbe_rx_buf	*rxbuf;
1647 			rxbuf = &rxr->rx_buffers[i];
1648 			if (rxbuf->buf != NULL) {
1649 				bus_dmamap_sync(rxr->ptag, rxbuf->pmap,
1651 				bus_dmamap_unload(rxr->ptag, rxbuf->pmap);
1652 				rxbuf->buf->m_flags |= M_PKTHDR;
1653 				m_freem(rxbuf->buf);
1655 			rxbuf->buf = NULL;
1656 			if (rxbuf->pmap != NULL) {
1657 				bus_dmamap_destroy(rxr->ptag, rxbuf->pmap);
1658 				rxbuf->pmap = NULL;