int rte_eth_bond_primary_set(uint8_t bonded_port_id, uint8_t slave_port_id) { struct bond_dev_private *internals; if (valid_bonded_port_id(bonded_port_id) != 0) return -1; if (valid_slave_port_id(slave_port_id) != 0) return -1; internals = rte_eth_devices[bonded_port_id].data->dev_private; internals->user_defined_primary_port = 1; internals->primary_port = slave_port_id; bond_ethdev_primary_set(internals, slave_port_id); return 0; }
static int __eth_bond_slave_add_lock_free(uint8_t bonded_port_id, uint8_t slave_port_id) { struct rte_eth_dev *bonded_eth_dev, *slave_eth_dev; struct bond_dev_private *internals; struct rte_eth_link link_props; struct rte_eth_dev_info dev_info; if (valid_slave_port_id(slave_port_id) != 0) return -1; bonded_eth_dev = &rte_eth_devices[bonded_port_id]; internals = bonded_eth_dev->data->dev_private; slave_eth_dev = &rte_eth_devices[slave_port_id]; if (slave_eth_dev->data->dev_flags & RTE_ETH_DEV_BONDED_SLAVE) { RTE_BOND_LOG(ERR, "Slave device is already a slave of a bonded device"); return -1; } /* Add slave details to bonded device */ slave_eth_dev->data->dev_flags |= RTE_ETH_DEV_BONDED_SLAVE; rte_eth_dev_info_get(slave_port_id, &dev_info); if (dev_info.max_rx_pktlen < internals->max_rx_pktlen) { RTE_BOND_LOG(ERR, "Slave (port %u) max_rx_pktlen too small", slave_port_id); return -1; } slave_add(internals, slave_eth_dev); /* We need to store slaves reta_size to be able to synchronize RETA for all * slave devices even if its sizes are different. */ internals->slaves[internals->slave_count].reta_size = dev_info.reta_size; if (internals->slave_count < 1) { /* if MAC is not user defined then use MAC of first slave add to * bonded device */ if (!internals->user_defined_mac) mac_address_set(bonded_eth_dev, slave_eth_dev->data->mac_addrs); /* Inherit eth dev link properties from first slave */ link_properties_set(bonded_eth_dev, &(slave_eth_dev->data->dev_link)); /* Make primary slave */ internals->primary_port = slave_port_id; internals->current_primary_port = slave_port_id; /* Inherit queues settings from first slave */ internals->nb_rx_queues = slave_eth_dev->data->nb_rx_queues; internals->nb_tx_queues = slave_eth_dev->data->nb_tx_queues; internals->reta_size = dev_info.reta_size; /* Take the first dev's offload capabilities */ internals->rx_offload_capa = dev_info.rx_offload_capa; internals->tx_offload_capa = dev_info.tx_offload_capa; internals->flow_type_rss_offloads = dev_info.flow_type_rss_offloads; /* Inherit first slave's max rx packet size */ internals->candidate_max_rx_pktlen = dev_info.max_rx_pktlen; } else { internals->rx_offload_capa &= dev_info.rx_offload_capa; internals->tx_offload_capa &= dev_info.tx_offload_capa; internals->flow_type_rss_offloads &= dev_info.flow_type_rss_offloads; /* RETA size is GCD of all slaves RETA sizes, so, if all sizes will be * the power of 2, the lower one is GCD */ if (internals->reta_size > dev_info.reta_size) internals->reta_size = dev_info.reta_size; if (!internals->max_rx_pktlen && dev_info.max_rx_pktlen < internals->candidate_max_rx_pktlen) internals->candidate_max_rx_pktlen = dev_info.max_rx_pktlen; } bonded_eth_dev->data->dev_conf.rx_adv_conf.rss_conf.rss_hf &= internals->flow_type_rss_offloads; internals->slave_count++; /* Update all slave devices MACs*/ mac_address_slaves_update(bonded_eth_dev); if (bonded_eth_dev->data->dev_started) { if (slave_configure(bonded_eth_dev, slave_eth_dev) != 0) { slave_eth_dev->data->dev_flags &= (~RTE_ETH_DEV_BONDED_SLAVE); RTE_BOND_LOG(ERR, "rte_bond_slaves_configure: port=%d", slave_port_id); return -1; } } /* Register link status change callback with bonded device pointer as * argument*/ rte_eth_dev_callback_register(slave_port_id, RTE_ETH_EVENT_INTR_LSC, bond_ethdev_lsc_event_callback, &bonded_eth_dev->data->port_id); /* If bonded device is started then we can add the slave to our active * slave array */ if (bonded_eth_dev->data->dev_started) { rte_eth_link_get_nowait(slave_port_id, &link_props); if (link_props.link_status == ETH_LINK_UP) { if (internals->active_slave_count == 0 && !internals->user_defined_primary_port) bond_ethdev_primary_set(internals, slave_port_id); if (find_slave_by_id(internals->active_slaves, internals->active_slave_count, slave_port_id) == internals->active_slave_count) activate_slave(bonded_eth_dev, slave_port_id); } } slave_vlan_filter_set(bonded_port_id, slave_port_id); return 0; }