+ struct mlx5_mr *mr;
+
+ dev->data->dev_started = 0;
+ /* Prevent crashes when queues are still in use. */
+ dev->rx_pkt_burst = removed_rx_burst;
+ dev->tx_pkt_burst = removed_tx_burst;
+ rte_wmb();
+ usleep(1000 * priv->rxqs_n);
+ DRV_LOG(DEBUG, "port %u cleaning up and destroying hash Rx queues",
+ dev->data->port_id);
+ mlx5_flow_stop(dev, &priv->flows);
+ mlx5_traffic_disable(dev);
+ mlx5_rx_intr_vec_disable(dev);
+ mlx5_dev_interrupt_handler_uninstall(dev);
+ mlx5_txq_stop(dev);
+ mlx5_rxq_stop(dev);
+ for (mr = LIST_FIRST(&priv->mr); mr; mr = LIST_FIRST(&priv->mr))
+ mlx5_mr_release(mr);
+}
+
+/**
+ * Enable traffic flows configured by control plane
+ *
+ * @param dev
+ * Pointer to Ethernet device private data.
+ * @param dev
+ * Pointer to Ethernet device structure.
+ *
+ * @return
+ * 0 on success, a negative errno value otherwise and rte_errno is set.
+ */
+int
+mlx5_traffic_enable(struct rte_eth_dev *dev)
+{
+ struct priv *priv = dev->data->dev_private;
+ struct rte_flow_item_eth bcast = {
+ .dst.addr_bytes = "\xff\xff\xff\xff\xff\xff",
+ };
+ struct rte_flow_item_eth ipv6_multi_spec = {
+ .dst.addr_bytes = "\x33\x33\x00\x00\x00\x00",
+ };
+ struct rte_flow_item_eth ipv6_multi_mask = {
+ .dst.addr_bytes = "\xff\xff\x00\x00\x00\x00",
+ };
+ struct rte_flow_item_eth unicast = {
+ .src.addr_bytes = "\x00\x00\x00\x00\x00\x00",
+ };
+ struct rte_flow_item_eth unicast_mask = {
+ .dst.addr_bytes = "\xff\xff\xff\xff\xff\xff",
+ };
+ const unsigned int vlan_filter_n = priv->vlan_filter_n;
+ const struct ether_addr cmp = {
+ .addr_bytes = "\x00\x00\x00\x00\x00\x00",
+ };
+ unsigned int i;
+ unsigned int j;
+ int ret;
+
+ if (priv->isolated)
+ return 0;
+ if (dev->data->promiscuous) {
+ struct rte_flow_item_eth promisc = {
+ .dst.addr_bytes = "\x00\x00\x00\x00\x00\x00",
+ .src.addr_bytes = "\x00\x00\x00\x00\x00\x00",
+ .type = 0,
+ };
+
+ ret = mlx5_ctrl_flow(dev, &promisc, &promisc);
+ if (ret)
+ goto error;
+ }
+ if (dev->data->all_multicast) {
+ struct rte_flow_item_eth multicast = {
+ .dst.addr_bytes = "\x01\x00\x00\x00\x00\x00",
+ .src.addr_bytes = "\x00\x00\x00\x00\x00\x00",
+ .type = 0,
+ };
+
+ ret = mlx5_ctrl_flow(dev, &multicast, &multicast);
+ if (ret)
+ goto error;
+ } else {
+ /* Add broadcast/multicast flows. */
+ for (i = 0; i != vlan_filter_n; ++i) {
+ uint16_t vlan = priv->vlan_filter[i];
+
+ struct rte_flow_item_vlan vlan_spec = {
+ .tci = rte_cpu_to_be_16(vlan),
+ };
+ struct rte_flow_item_vlan vlan_mask = {
+ .tci = 0xffff,
+ };
+
+ ret = mlx5_ctrl_flow_vlan(dev, &bcast, &bcast,
+ &vlan_spec, &vlan_mask);
+ if (ret)
+ goto error;
+ ret = mlx5_ctrl_flow_vlan(dev, &ipv6_multi_spec,
+ &ipv6_multi_mask,
+ &vlan_spec, &vlan_mask);
+ if (ret)
+ goto error;
+ }
+ if (!vlan_filter_n) {
+ ret = mlx5_ctrl_flow(dev, &bcast, &bcast);
+ if (ret)
+ goto error;
+ ret = mlx5_ctrl_flow(dev, &ipv6_multi_spec,
+ &ipv6_multi_mask);
+ if (ret)
+ goto error;
+ }
+ }
+ /* Add MAC address flows. */
+ for (i = 0; i != MLX5_MAX_MAC_ADDRESSES; ++i) {
+ struct ether_addr *mac = &dev->data->mac_addrs[i];