Function eth_ixgbe_pci_probe

dpdk/drivers/net/ixgbe/ixgbe_ethdev.c:1763–1831

}

static int
eth_ixgbe_pci_probe(struct rte_pci_driver *pci_drv __rte_unused,
		struct rte_pci_device *pci_dev)
{
	char name[RTE_ETH_NAME_MAX_LEN];
	struct rte_eth_dev *pf_ethdev;
	struct rte_eth_devargs eth_da;
	int i, retval;

	if (pci_dev->device.devargs) {
		retval = rte_eth_devargs_parse(pci_dev->device.devargs->args,
				&eth_da);
		if (retval)
			return retval;
	} else
		memset(&eth_da, 0, sizeof(eth_da));

	if (eth_da.nb_representor_ports > 0 &&
	    eth_da.type != RTE_ETH_REPRESENTOR_VF) {
		PMD_DRV_LOG(ERR, "unsupported representor type: %s",
			    pci_dev->device.devargs->args);
		return -ENOTSUP;
	}

	retval = rte_eth_dev_create(&pci_dev->device, pci_dev->device.name,
		sizeof(struct ixgbe_adapter),
		eth_dev_pci_specific_init, pci_dev,
		eth_ixgbe_dev_init, NULL);

	if (retval || eth_da.nb_representor_ports < 1)
		return retval;

	pf_ethdev = rte_eth_dev_allocated(pci_dev->device.name);
	if (pf_ethdev == NULL)
		return -ENODEV;

	/* probe VF representor ports */
	for (i = 0; i < eth_da.nb_representor_ports; i++) {
		struct ixgbe_vf_info *vfinfo;
		struct ixgbe_vf_representor representor;

		vfinfo = *IXGBE_DEV_PRIVATE_TO_P_VFDATA(
			pf_ethdev->data->dev_private);
		if (vfinfo == NULL) {
			PMD_DRV_LOG(ERR,
				"no virtual functions supported by PF");
			break;
		}

		representor.vf_id = eth_da.representor_ports[i];
		representor.switch_domain_id = vfinfo->switch_domain_id;
		representor.pf_ethdev = pf_ethdev;

		/* representor port net_bdf_port */
		snprintf(name, sizeof(name), "net_%s_representor_%d",
			pci_dev->device.name,
			eth_da.representor_ports[i]);