Function i40e_macaddr_add

dpdk/drivers/net/i40e/i40e_ethdev.c:4288–4332

Add a MAC address, and update filters */

/* Add a MAC address, and update filters */
static int
i40e_macaddr_add(struct rte_eth_dev *dev,
		 struct rte_ether_addr *mac_addr,
		 __rte_unused uint32_t index,
		 uint32_t pool)
{
	struct i40e_pf *pf = I40E_DEV_PRIVATE_TO_PF(dev->data->dev_private);
	struct i40e_mac_filter_info mac_filter;
	struct i40e_vsi *vsi;
	struct rte_eth_rxmode *rxmode = &dev->data->dev_conf.rxmode;
	int ret;

	/* If VMDQ not enabled or configured, return */
	if (pool != 0 && (!(pf->flags & I40E_FLAG_VMDQ) ||
			  !pf->nb_cfg_vmdq_vsi)) {
		PMD_DRV_LOG(ERR, "VMDQ not %s, can't set mac to pool %u",
			pf->flags & I40E_FLAG_VMDQ ? "configured" : "enabled",
			pool);
		return -ENOTSUP;
	}

	if (pool > pf->nb_cfg_vmdq_vsi) {
		PMD_DRV_LOG(ERR, "Pool number %u invalid. Max pool is %u",
				pool, pf->nb_cfg_vmdq_vsi);
		return -EINVAL;
	}

	rte_memcpy(&mac_filter.mac_addr, mac_addr, RTE_ETHER_ADDR_LEN);
	if (rxmode->offloads & RTE_ETH_RX_OFFLOAD_VLAN_FILTER)
		mac_filter.filter_type = I40E_MACVLAN_PERFECT_MATCH;
	else
		mac_filter.filter_type = I40E_MAC_PERFECT_MATCH;

	if (pool == 0)
		vsi = pf->main_vsi;
	else
		vsi = pf->vmdq[pool - 1].vsi;

	ret = i40e_vsi_add_mac(vsi, &mac_filter);
	if (ret != I40E_SUCCESS) {
		PMD_DRV_LOG(ERR, "Failed to add MACVLAN filter");
		return -ENODEV;
	}
	return 0;
}

/* Remove a MAC address, and update filters */
static void