1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright 2015 6WIND S.A.
3 * Copyright 2015 Mellanox Technologies, Ltd
11 #include <netinet/in.h>
12 #include <sys/ioctl.h>
13 #include <arpa/inet.h>
15 #include <rte_ether.h>
16 #include <rte_ethdev_driver.h>
17 #include <rte_common.h>
19 #include "mlx5_defs.h"
21 #include "mlx5_utils.h"
22 #include "mlx5_rxtx.h"
25 * Remove a MAC address from the internal array.
28 * Pointer to Ethernet device structure.
33 mlx5_internal_mac_addr_remove(struct rte_eth_dev *dev, uint32_t index)
35 MLX5_ASSERT(index < MLX5_MAX_MAC_ADDRESSES);
36 if (rte_is_zero_ether_addr(&dev->data->mac_addrs[index]))
38 mlx5_os_mac_addr_remove(dev, index);
39 memset(&dev->data->mac_addrs[index], 0, sizeof(struct rte_ether_addr));
43 * Adds a MAC address to the internal array.
46 * Pointer to Ethernet device structure.
48 * MAC address to register.
53 * 0 on success, a negative errno value otherwise and rte_errno is set.
56 mlx5_internal_mac_addr_add(struct rte_eth_dev *dev, struct rte_ether_addr *mac,
62 MLX5_ASSERT(index < MLX5_MAX_MAC_ADDRESSES);
63 if (rte_is_zero_ether_addr(mac)) {
67 /* First, make sure this address isn't already configured. */
68 for (i = 0; (i != MLX5_MAX_MAC_ADDRESSES); ++i) {
69 /* Skip this index, it's going to be reconfigured. */
72 if (memcmp(&dev->data->mac_addrs[i], mac, sizeof(*mac)))
74 /* Address already configured elsewhere, return with error. */
75 rte_errno = EADDRINUSE;
78 ret = mlx5_os_mac_addr_add(dev, mac, index);
82 dev->data->mac_addrs[index] = *mac;
87 * DPDK callback to remove a MAC address.
90 * Pointer to Ethernet device structure.
95 mlx5_mac_addr_remove(struct rte_eth_dev *dev, uint32_t index)
99 if (index >= MLX5_MAX_UC_MAC_ADDRESSES)
101 mlx5_internal_mac_addr_remove(dev, index);
102 if (!dev->data->promiscuous) {
103 ret = mlx5_traffic_restart(dev);
105 DRV_LOG(ERR, "port %u cannot restart traffic: %s",
106 dev->data->port_id, strerror(rte_errno));
111 * DPDK callback to add a MAC address.
114 * Pointer to Ethernet device structure.
116 * MAC address to register.
120 * VMDq pool index to associate address with (ignored).
123 * 0 on success, a negative errno value otherwise and rte_errno is set.
126 mlx5_mac_addr_add(struct rte_eth_dev *dev, struct rte_ether_addr *mac,
127 uint32_t index, uint32_t vmdq __rte_unused)
131 if (index >= MLX5_MAX_UC_MAC_ADDRESSES) {
135 ret = mlx5_internal_mac_addr_add(dev, mac, index);
138 if (!dev->data->promiscuous)
139 return mlx5_traffic_restart(dev);
144 * DPDK callback to set primary MAC address.
147 * Pointer to Ethernet device structure.
149 * MAC address to register.
152 * 0 on success, a negative errno value otherwise and rte_errno is set.
155 mlx5_mac_addr_set(struct rte_eth_dev *dev, struct rte_ether_addr *mac_addr)
158 struct mlx5_priv *priv = dev->data->dev_private;
160 /* Configuring the VF instead of its representor. */
161 if (priv->representor) {
162 DRV_LOG(DEBUG, "VF represented by port %u setting primary MAC address",
164 RTE_ETH_FOREACH_DEV_SIBLING(port_id, dev->data->port_id) {
165 priv = rte_eth_devices[port_id].data->dev_private;
166 if (priv->master == 1) {
167 priv = dev->data->dev_private;
168 return mlx5_os_vf_mac_addr_modify
170 mlx5_ifindex(&rte_eth_devices[port_id]),
171 mac_addr, priv->representor_id);
174 rte_errno = -ENOTSUP;
178 DRV_LOG(DEBUG, "port %u setting primary MAC address",
180 return mlx5_mac_addr_add(dev, mac_addr, 0, 0);
184 * DPDK callback to set multicast addresses list.
186 * @see rte_eth_dev_set_mc_addr_list()
189 mlx5_set_mc_addr_list(struct rte_eth_dev *dev,
190 struct rte_ether_addr *mc_addr_set, uint32_t nb_mc_addr)
195 if (nb_mc_addr >= MLX5_MAX_MC_MAC_ADDRESSES) {
199 for (i = MLX5_MAX_UC_MAC_ADDRESSES; i != MLX5_MAX_MAC_ADDRESSES; ++i)
200 mlx5_internal_mac_addr_remove(dev, i);
201 i = MLX5_MAX_UC_MAC_ADDRESSES;
202 while (nb_mc_addr--) {
203 ret = mlx5_internal_mac_addr_add(dev, mc_addr_set++, i++);
207 if (!dev->data->promiscuous)
208 return mlx5_traffic_restart(dev);