Function nfp_netvf_init

dpdk/drivers/net/nfp/nfp_ethdev_vf.c:247–369

}

static int
nfp_netvf_init(struct rte_eth_dev *eth_dev)
{
	int err;
	uint16_t port;
	uint32_t start_q;
	struct nfp_hw *hw;
	struct nfp_net_hw *net_hw;
	uint64_t tx_bar_off = 0;
	uint64_t rx_bar_off = 0;
	struct rte_pci_device *pci_dev;
	const struct nfp_dev_info *dev_info;

	port = eth_dev->data->port_id;
	pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev);

	dev_info = nfp_dev_info_get(pci_dev->id.device_id);
	if (dev_info == NULL) {
		PMD_INIT_LOG(ERR, "Not supported device ID");
		return -ENODEV;
	}

	net_hw = eth_dev->data->dev_private;
	net_hw->dev_info = dev_info;
	hw = &net_hw->super;

	hw->ctrl_bar = pci_dev->mem_resource[0].addr;
	if (hw->ctrl_bar == NULL) {
		PMD_DRV_LOG(ERR, "hw->super.ctrl_bar is NULL. BAR0 not configured");
		return -ENODEV;
	}

	PMD_INIT_LOG(DEBUG, "ctrl bar: %p", hw->ctrl_bar);

	err = nfp_net_common_init(pci_dev, net_hw);
	if (err != 0)
		return err;

	nfp_netvf_ethdev_ops_mount(net_hw, eth_dev);

	/* For secondary processes, the primary has done all the work */
	if (rte_eal_process_type() != RTE_PROC_PRIMARY)
		return 0;

	net_hw->eth_xstats_base = rte_malloc("rte_eth_xstat",
			sizeof(struct rte_eth_xstat) * nfp_net_xstats_size(eth_dev), 0);
	if (net_hw->eth_xstats_base == NULL) {
		PMD_INIT_LOG(ERR, "No memory for xstats base values on device %s!",
				pci_dev->device.name);
		return -ENOMEM;
	}

	/* Work out where in the BAR the queues start. */
	start_q = nn_cfg_readl(hw, NFP_NET_CFG_START_TXQ);
	tx_bar_off = nfp_qcp_queue_offset(dev_info, start_q);
	start_q = nn_cfg_readl(hw, NFP_NET_CFG_START_RXQ);
	rx_bar_off = nfp_qcp_queue_offset(dev_info, start_q);