1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright 2015 6WIND S.A.
3 * Copyright 2015 Mellanox.
12 #include <netinet/in.h>
13 #include <sys/ioctl.h>
14 #include <arpa/inet.h>
17 /* ISO C doesn't support unnamed structs/unions, disabling -pedantic. */
19 #pragma GCC diagnostic ignored "-Wpedantic"
21 #include <infiniband/verbs.h>
23 #pragma GCC diagnostic error "-Wpedantic"
26 #include <rte_ether.h>
27 #include <rte_ethdev_driver.h>
28 #include <rte_common.h>
31 #include "mlx5_utils.h"
32 #include "mlx5_rxtx.h"
33 #include "mlx5_defs.h"
36 * Get MAC address by querying netdevice.
39 * struct priv for the requested device.
41 * MAC address output buffer.
44 * 0 on success, -1 on failure and errno is set.
47 priv_get_mac(struct priv *priv, uint8_t (*mac)[ETHER_ADDR_LEN])
51 if (priv_ifreq(priv, SIOCGIFHWADDR, &request))
53 memcpy(mac, request.ifr_hwaddr.sa_data, ETHER_ADDR_LEN);
58 * DPDK callback to remove a MAC address.
61 * Pointer to Ethernet device structure.
66 mlx5_mac_addr_remove(struct rte_eth_dev *dev, uint32_t index)
68 assert(index < MLX5_MAX_MAC_ADDRESSES);
69 memset(&dev->data->mac_addrs[index], 0, sizeof(struct ether_addr));
70 if (!dev->data->promiscuous)
71 mlx5_traffic_restart(dev);
75 * DPDK callback to add a MAC address.
78 * Pointer to Ethernet device structure.
80 * MAC address to register.
84 * VMDq pool index to associate address with (ignored).
90 mlx5_mac_addr_add(struct rte_eth_dev *dev, struct ether_addr *mac,
91 uint32_t index, uint32_t vmdq)
97 assert(index < MLX5_MAX_MAC_ADDRESSES);
98 /* First, make sure this address isn't already configured. */
99 for (i = 0; (i != MLX5_MAX_MAC_ADDRESSES); ++i) {
100 /* Skip this index, it's going to be reconfigured. */
103 if (memcmp(&dev->data->mac_addrs[i], mac, sizeof(*mac)))
105 /* Address already configured elsewhere, return with error. */
108 dev->data->mac_addrs[index] = *mac;
109 if (!dev->data->promiscuous)
110 mlx5_traffic_restart(dev);
115 * DPDK callback to set primary MAC address.
118 * Pointer to Ethernet device structure.
120 * MAC address to register.
123 mlx5_mac_addr_set(struct rte_eth_dev *dev, struct ether_addr *mac_addr)
125 DEBUG("%p: setting primary MAC address", (void *)dev);
126 mlx5_mac_addr_add(dev, mac_addr, 0, 0);