/* Update device bond info */ static void dpdk_ethdev_bond_info_update(struct vr_dpdk_ethdev *ethdev) { int i, slave_port_id; int port_id = ethdev->ethdev_port_id; uint16_t mtu = 0; struct rte_pci_addr *pci_addr; struct ether_addr bond_mac, mac_addr; struct ether_addr lacp_mac = { .addr_bytes = {0x01, 0x80, 0xc2, 0, 0, 0x02} }; if (rte_eth_bond_mode_get(port_id) == -1) { ethdev->ethdev_nb_slaves = -1; } else { ethdev->ethdev_nb_slaves = rte_eth_bond_slaves_get(port_id, ethdev->ethdev_slaves, sizeof(ethdev->ethdev_slaves)); memset(&mac_addr, 0, sizeof(bond_mac)); rte_eth_macaddr_get(port_id, &bond_mac); RTE_LOG(INFO, VROUTER, " bond eth device %" PRIu8 " configured MAC " MAC_FORMAT "\n", port_id, MAC_VALUE(bond_mac.addr_bytes)); /* log out and configure bond members */ for (i = 0; i < ethdev->ethdev_nb_slaves; i++) { slave_port_id = ethdev->ethdev_slaves[i]; if (!rte_eth_devices[port_id].data->mtu) { rte_eth_dev_get_mtu(slave_port_id, &mtu); rte_eth_devices[port_id].data->mtu = mtu; } memset(&mac_addr, 0, sizeof(mac_addr)); rte_eth_macaddr_get(slave_port_id, &mac_addr); pci_addr = &rte_eth_devices[slave_port_id].pci_dev->addr; RTE_LOG(INFO, VROUTER, " bond member eth device %" PRIu8 " PCI " PCI_PRI_FMT " MAC " MAC_FORMAT "\n", slave_port_id, pci_addr->domain, pci_addr->bus, pci_addr->devid, pci_addr->function, MAC_VALUE(mac_addr.addr_bytes)); /* try to add bond mac and LACP multicast MACs */ if (rte_eth_dev_mac_addr_add(slave_port_id, &bond_mac, 0) == 0 && rte_eth_dev_set_mc_addr_list(slave_port_id, &lacp_mac, 1) == 0) { /* disable the promisc mode enabled by default */ rte_eth_promiscuous_disable(ethdev->ethdev_port_id); RTE_LOG(INFO, VROUTER, " bond member eth device %" PRIu8 " promisc mode disabled\n", slave_port_id); } else { RTE_LOG(INFO, VROUTER, " bond member eth device %" PRIu8 ": unable to add MAC addresses\n", slave_port_id); } } /* In LACP mode all the bond members are in the promisc mode * by default (see bond_mode_8023ad_activate_slave() * But we need also to put the bond interface in promisc to get * the broadcasts. Seems to be a bug in bond_ethdev_rx_burst_8023ad()? */ rte_eth_promiscuous_enable(port_id); } }
/* * Initialize a given port using default settings and with the RX buffers * coming from the mbuf_pool passed as a parameter. * FIXME: Starting with assumption of one thread/core per port */ static inline int uhd_dpdk_port_init(struct uhd_dpdk_port *port, struct rte_mempool *rx_mbuf_pool, unsigned int mtu) { int retval; /* Check for a valid port */ if (port->id >= rte_eth_dev_count()) return -ENODEV; /* Set up Ethernet device with defaults (1 RX ring, 1 TX ring) */ retval = rte_eth_dev_set_mtu(port->id, mtu); if (retval) { uint16_t actual_mtu; RTE_LOG(WARNING, EAL, "%d: Could not set mtu to %d\n", retval, mtu); rte_eth_dev_get_mtu(port->id, &actual_mtu); RTE_LOG(WARNING, EAL, "Current mtu=%d\n", actual_mtu); mtu = actual_mtu; } // Require checksum offloads struct rte_eth_dev_info dev_info; rte_eth_dev_info_get(port->id, &dev_info); uint64_t rx_offloads = DEV_RX_OFFLOAD_IPV4_CKSUM; uint64_t tx_offloads = DEV_TX_OFFLOAD_IPV4_CKSUM; if ((dev_info.rx_offload_capa & rx_offloads) != rx_offloads) { RTE_LOG(WARNING, EAL, "%d: Only supports RX offloads 0x%0llx\n", port->id, dev_info.rx_offload_capa); rte_exit(EXIT_FAILURE, "Missing required RX offloads\n"); } if ((dev_info.tx_offload_capa & tx_offloads) != tx_offloads) { RTE_LOG(WARNING, EAL, "%d: Only supports TX offloads 0x%0llx\n", port->id, dev_info.tx_offload_capa); rte_exit(EXIT_FAILURE, "Missing required TX offloads\n"); } struct rte_eth_conf port_conf = { .rxmode = { .offloads = rx_offloads | DEV_RX_OFFLOAD_JUMBO_FRAME, .max_rx_pkt_len = mtu, .jumbo_frame = 1, .hw_ip_checksum = 1, .ignore_offload_bitfield = 0, }, .txmode = { .offloads = tx_offloads, } };