cavium/liquidio/lio_vf_main.c

263 	struct lio *lio = GET_LIO(netdev);
265 	if (!ifstate_check(lio, LIO_IFSTATE_RESETTING) &&
266 	    ifstate_check(lio, LIO_IFSTATE_REGISTERED)) {
267 		struct oct_link_info *linfo = &lio->linfo;
270 			netif_info(lio, link, lio->netdev, "%d Mbps %s Duplex UP\n",
274 			netif_info(lio, link, lio->netdev, "Link Down\n");
286 	struct lio *lio = (struct lio *)wk->ctxptr;
288 	/* lio->linfo.link.s.mtu always contains max MTU of the lio interface.
293 	dev_set_mtu(lio->netdev, lio->linfo.link.s.mtu);
303 	struct lio *lio = GET_LIO(netdev);
304 	struct octeon_device *oct = lio->oct_dev;
306 	lio->link_status_wq.wq = alloc_workqueue("link-status",
308 	if (!lio->link_status_wq.wq) {
312 	INIT_DELAYED_WORK(&lio->link_status_wq.wk.work,
314 	lio->link_status_wq.wk.ctxptr = lio;
321 	struct lio *lio = GET_LIO(netdev);
323 	if (lio->link_status_wq.wq) {
324 		cancel_delayed_work_sync(&lio->link_status_wq.wk.work);
325 		destroy_workqueue(lio->link_status_wq.wq);
340 	struct lio *lio = GET_LIO(netdev);
341 	int current_max_mtu = lio->linfo.link.s.mtu;
342 	struct octeon_device *oct = lio->oct_dev;
344 	if ((lio->intf_open) && (lio->linfo.link.u64 != ls->u64)) {
345 		lio->linfo.link.u64 = ls->u64;
348 		lio->link_changes++;
350 		if (lio->linfo.link.s.link_up) {
358 		if (lio->linfo.link.s.mtu != current_max_mtu) {
361 				 current_max_mtu, lio->linfo.link.s.mtu);
362 			netdev->max_mtu = lio->linfo.link.s.mtu;
365 		if (lio->linfo.link.s.mtu < netdev->mtu) {
368 				 netdev->mtu, lio->linfo.link.s.mtu);
369 			queue_delayed_work(lio->link_status_wq.wq,
370 					   &lio->link_status_wq.wk.work, 0);
592  * @lio: per-network private data
595 static int send_rx_ctrl_cmd(struct lio *lio, int start_stop)
597 	struct octeon_device *oct = (struct octeon_device *)lio->oct_dev;
602 	if (oct->props[lio->ifidx].rx_on == start_stop)
609 		netif_info(lio, rx_err, lio->netdev,
622 	sc->iq_no = lio->linfo.txpciq[0].s.q_no;
632 		netif_info(lio, rx_err, lio->netdev, "Failed to send RX Control message\n");
642 		oct->props[lio->ifidx].rx_on = start_stop;
662 	struct lio *lio;
670 	lio = GET_LIO(netdev);
674 	if (atomic_read(&lio->ifstate) & LIO_IFSTATE_RUNNING)
677 	if (oct->props[lio->ifidx].napi_enabled == 1) {
681 		oct->props[lio->ifidx].napi_enabled = 0;
692 	if (atomic_read(&lio->ifstate) & LIO_IFSTATE_REGISTERED)
699 	lio_delete_glists(lio);
714 	struct lio *lio;
728 		lio = GET_LIO(oct->props[i].netdev);
731 						   lio->linfo.rxpciq[j].s.q_no);
804 	struct lio *lio;
808 	lio = finfo->lio;
810 	dma_unmap_single(&lio->oct_dev->pci_dev->dev, finfo->dptr, skb->len,
826 	struct lio *lio;
830 	lio = finfo->lio;
834 	dma_unmap_single(&lio->oct_dev->pci_dev->dev,
842 		dma_unmap_page(&lio->oct_dev->pci_dev->dev,
848 	iq = skb_iq(lio->oct_dev, skb);
850 	spin_lock(&lio->glist_lock[iq]);
851 	list_add_tail(&g->list, &lio->glist[iq]);
852 	spin_unlock(&lio->glist_lock[iq]);
868 	struct lio *lio;
874 	lio = finfo->lio;
878 	dma_unmap_single(&lio->oct_dev->pci_dev->dev,
886 		dma_unmap_page(&lio->oct_dev->pci_dev->dev,
892 	iq = skb_iq(lio->oct_dev, skb);
894 	spin_lock(&lio->glist_lock[iq]);
895 	list_add_tail(&g->list, &lio->glist[iq]);
896 	spin_unlock(&lio->glist_lock[iq]);
907 	struct lio *lio = GET_LIO(netdev);
908 	struct octeon_device *oct = lio->oct_dev;
913 	if (!oct->props[lio->ifidx].napi_enabled) {
919 		oct->props[lio->ifidx].napi_enabled = 1;
924 	ifstate_set(lio, LIO_IFSTATE_RUNNING);
927 	lio->intf_open = 1;
929 	netif_info(lio, ifup, lio->netdev, "Interface Open, ready for traffic\n");
932 	INIT_DELAYED_WORK(&lio->stats_wk.work, lio_fetch_stats);
933 	lio->stats_wk.ctxptr = lio;
934 	schedule_delayed_work(&lio->stats_wk.work, msecs_to_jiffies
938 	ret = send_rx_ctrl_cmd(lio, 1);
953 	struct lio *lio = GET_LIO(netdev);
954 	struct octeon_device *oct = lio->oct_dev;
960 	ret = send_rx_ctrl_cmd(lio, 0);
964 	netif_info(lio, ifdown, lio->netdev, "Stopping interface!\n");
966 	lio->intf_open = 0;
967 	lio->linfo.link.s.link_up = 0;
970 	lio->link_changes++;
972 	ifstate_reset(lio, LIO_IFSTATE_RUNNING);
978 		netif_info(lio, rx_err, lio->netdev,
981 	if (oct->props[lio->ifidx].napi_enabled == 1) {
985 		oct->props[lio->ifidx].napi_enabled = 0;
992 	cancel_delayed_work_sync(&lio->stats_wk.work);
1034 	struct lio *lio = GET_LIO(netdev);
1035 	struct octeon_device *oct = lio->oct_dev;
1040 	if (lio->netdev_uc_count == netdev_uc_count(netdev))
1048 	lio->netdev_uc_count = netdev_uc_count(netdev);
1052 	nctrl.ncmd.s.more = lio->netdev_uc_count;
1054 	nctrl.iq_no = lio->linfo.txpciq[0].s.q_no;
1065 	octnet_send_nic_ctrl_pkt(lio->oct_dev, &nctrl);
1075 	struct lio *lio = GET_LIO(netdev);
1076 	struct octeon_device *oct = lio->oct_dev;
1103 	nctrl.iq_no = lio->linfo.txpciq[0].s.q_no;
1109 	ret = octnet_send_nic_ctrl_pkt(lio->oct_dev, &nctrl);
1126 	struct lio *lio = GET_LIO(netdev);
1127 	struct octeon_device *oct = lio->oct_dev;
1137 	if (lio->linfo.macaddr_is_admin_asgnd)
1146 	nctrl.iq_no = lio->linfo.txpciq[0].s.q_no;
1153 	ret = octnet_send_nic_ctrl_pkt(lio->oct_dev, &nctrl);
1166 	ether_addr_copy(((u8 *)&lio->linfo.hw_addr) + 2, addr->sa_data);
1175 	struct lio *lio = GET_LIO(netdev);
1182 	oct = lio->oct_dev;
1184 	if (ifstate_check(lio, LIO_IFSTATE_RESETTING))
1188 		iq_no = lio->linfo.txpciq[i].s.q_no;
1204 		oq_no = lio->linfo.rxpciq[i].s.q_no;
1245 	struct lio *lio = GET_LIO(netdev);
1284 		ifstate_set(lio, LIO_IFSTATE_RX_TIMESTAMP_ENABLED);
1287 		ifstate_reset(lio, LIO_IFSTATE_RX_TIMESTAMP_ENABLED);
1314 	struct lio *lio;
1317 	lio = finfo->lio;
1319 	oct = lio->oct_dev;
1334 		netif_info(lio, tx_done, lio->netdev,
1337 		ts.hwtstamp = ns_to_ktime(ns + lio->ptp_adjust);
1357 	struct lio *lio;
1361 	lio = finfo->lio;
1393 		netif_info(lio, tx_queued, lio->netdev, "Queued timestamp packet\n");
1417 	struct lio *lio;
1423 	lio = GET_LIO(netdev);
1424 	oct = lio->oct_dev;
1426 	q_idx = skb_iq(lio->oct_dev, skb);
1428 	iq_no = lio->linfo.txpciq[q_idx].s.q_no;
1435 	if (!(atomic_read(&lio->ifstate) & LIO_IFSTATE_RUNNING) ||
1436 	    (!lio->linfo.link.s.link_up) || (skb->len <= 0)) {
1437 		netif_info(lio, tx_err, lio->netdev, "Transmit failed link_status : %d\n",
1438 			   lio->linfo.link.s.link_up);
1446 	finfo->lio = lio;
1459 		netif_info(lio, tx_err, lio->netdev, "Transmit failed iq:%d full\n",
1506 		spin_lock(&lio->glist_lock[q_idx]);
1508 			lio_list_delete_head(&lio->glist[q_idx]);
1509 		spin_unlock(&lio->glist_lock[q_idx]);
1512 			netif_info(lio, tx_err, lio->netdev,
1598 	netif_info(lio, tx_queued, lio->netdev, "Transmit queued successfully\n");
1618 	netif_info(lio, tx_err, lio->netdev, "IQ%d Transmit dropped:%llu\n",
1637 	struct lio *lio;
1639 	lio = GET_LIO(netdev);
1641 	netif_info(lio, tx_err, lio->netdev,
1652 	struct lio *lio = GET_LIO(netdev);
1653 	struct octeon_device *oct = lio->oct_dev;
1662 	nctrl.iq_no = lio->linfo.txpciq[0].s.q_no;
1666 	ret = octnet_send_nic_ctrl_pkt(lio->oct_dev, &nctrl);
1680 	struct lio *lio = GET_LIO(netdev);
1681 	struct octeon_device *oct = lio->oct_dev;
1690 	nctrl.iq_no = lio->linfo.txpciq[0].s.q_no;
1694 	ret = octnet_send_nic_ctrl_pkt(lio->oct_dev, &nctrl);
1714 	struct lio *lio = GET_LIO(netdev);
1715 	struct octeon_device *oct = lio->oct_dev;
1724 	nctrl.iq_no = lio->linfo.txpciq[0].s.q_no;
1728 	ret = octnet_send_nic_ctrl_pkt(lio->oct_dev, &nctrl);
1749 	struct lio *lio = GET_LIO(netdev);
1750 	struct octeon_device *oct = lio->oct_dev;
1760 	nctrl.iq_no = lio->linfo.txpciq[0].s.q_no;
1764 	ret = octnet_send_nic_ctrl_pkt(lio->oct_dev, &nctrl);
1812 	struct lio *lio = netdev_priv(netdev);
1815 	    !(lio->dev_capability & NETIF_F_RXCSUM))
1819 	    !(lio->dev_capability & NETIF_F_HW_CSUM))
1822 	if ((request & NETIF_F_TSO) && !(lio->dev_capability & NETIF_F_TSO))
1825 	if ((request & NETIF_F_TSO6) && !(lio->dev_capability & NETIF_F_TSO6))
1828 	if ((request & NETIF_F_LRO) && !(lio->dev_capability & NETIF_F_LRO))
1833 	    (lio->dev_capability & NETIF_F_LRO))
1846 	struct lio *lio = netdev_priv(netdev);
1851 	if ((features & NETIF_F_LRO) && (lio->dev_capability & NETIF_F_LRO))
1855 		 (lio->dev_capability & NETIF_F_LRO))
1859 	    (lio->enc_dev_capability & NETIF_F_RXCSUM) &&
1864 		 (lio->enc_dev_capability & NETIF_F_RXCSUM) &&
1941 	struct lio *lio = NULL;
2053 		lio = GET_LIO(netdev);
2055 		memset(lio, 0, sizeof(struct lio));
2057 		lio->ifidx = ifidx_or_pfnum;
2063 		lio->linfo.num_rxpciq = num_oqueues;
2064 		lio->linfo.num_txpciq = num_iqueues;
2067 			lio->linfo.rxpciq[j].u64 =
2071 			lio->linfo.txpciq[j].u64 =
2075 		lio->linfo.hw_addr = resp->cfg_info.linfo.hw_addr;
2076 		lio->linfo.gmxport = resp->cfg_info.linfo.gmxport;
2077 		lio->linfo.link.u64 = resp->cfg_info.linfo.link.u64;
2078 		lio->linfo.macaddr_is_admin_asgnd =
2080 		lio->linfo.macaddr_spoofchk =
2083 		lio->msg_enable = netif_msg_init(debug, DEFAULT_MSG_ENABLE);
2085 		lio->dev_capability = NETIF_F_HIGHDMA
2096 		lio->enc_dev_capability = NETIF_F_IP_CSUM
2105 		    (lio->enc_dev_capability & ~NETIF_F_LRO);
2108 		netdev->vlan_features = lio->dev_capability;
2110 		lio->dev_capability |= NETIF_F_HW_VLAN_CTAG_FILTER |
2114 		netdev->features = (lio->dev_capability & ~NETIF_F_LRO);
2116 		netdev->hw_features = lio->dev_capability;
2128 		lio->oct_dev = octeon_dev;
2129 		lio->octprops = props;
2130 		lio->netdev = netdev;
2134 			lio->linfo.gmxport, CVM_CAST64(lio->linfo.hw_addr));
2137 		octeon_swap_8B_data(&lio->linfo.hw_addr, 1);
2139 			mac[j] = *((u8 *)(((u8 *)&lio->linfo.hw_addr) + 2 + j));
2145 					     lio->linfo.num_txpciq,
2146 					     lio->linfo.num_rxpciq)) {
2151 		ifstate_set(lio, LIO_IFSTATE_DROQ_OPS);
2162 		lio->txq = lio->linfo.txpciq[0].s.q_no;
2163 		lio->rxq = lio->linfo.rxpciq[0].s.q_no;
2165 		lio->tx_qsize = octeon_get_tx_qsize(octeon_dev, lio->txq);
2166 		lio->rx_qsize = octeon_get_rx_qsize(octeon_dev, lio->rxq);
2168 		if (lio_setup_glists(octeon_dev, lio, num_iqueues)) {
2176 		if (lio->oct_dev->chip_id == OCTEON_CN23XX_VF_VID)
2201 		lio->link_changes++;
2203 		ifstate_set(lio, LIO_IFSTATE_REGISTERED);