Function eth_txgbevf_dev_init

dpdk/drivers/net/txgbe/txgbe_ethdev_vf.c:163–316

* Virtual Function device init */

 * Virtual Function device init
 */
static int
eth_txgbevf_dev_init(struct rte_eth_dev *eth_dev)
{
	int err;
	uint32_t tc, tcs;
	struct txgbe_adapter *ad = eth_dev->data->dev_private;
	struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(eth_dev);
	struct rte_intr_handle *intr_handle = pci_dev->intr_handle;
	struct txgbe_hw *hw = TXGBE_DEV_HW(eth_dev);
	struct txgbe_vfta *shadow_vfta = TXGBE_DEV_VFTA(eth_dev);
	struct txgbe_hwstrip *hwstrip = TXGBE_DEV_HWSTRIP(eth_dev);
	struct rte_ether_addr *perm_addr =
			(struct rte_ether_addr *)hw->mac.perm_addr;

	PMD_INIT_FUNC_TRACE();

	eth_dev->dev_ops = &txgbevf_eth_dev_ops;
	eth_dev->rx_descriptor_status = txgbe_dev_rx_descriptor_status;
	eth_dev->tx_descriptor_status = txgbe_dev_tx_descriptor_status;
	eth_dev->rx_pkt_burst = &txgbe_recv_pkts;
	eth_dev->tx_pkt_burst = &txgbe_xmit_pkts;

	/* for secondary processes, we don't initialise any further as primary
	 * has already done this work. Only check we don't need a different
	 * RX function
	 */
	if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
		struct txgbe_tx_queue *txq;
		uint16_t nb_tx_queues = eth_dev->data->nb_tx_queues;
		/* TX queue function in primary, set by last queue initialized
		 * Tx queue may not initialized by primary process
		 */
		if (eth_dev->data->tx_queues) {
			txq = eth_dev->data->tx_queues[nb_tx_queues - 1];
			txgbe_set_tx_function(eth_dev, txq);
		} else {
			/* Use default TX function if we get here */
			PMD_INIT_LOG(NOTICE,
				     "No TX queues configured yet. Using default TX function.");
		}

		txgbe_set_rx_function(eth_dev);

		return 0;
	}

	__atomic_clear(&ad->link_thread_running, __ATOMIC_SEQ_CST);
	rte_eth_copy_pci_info(eth_dev, pci_dev);

	hw->device_id = pci_dev->id.device_id;
	hw->vendor_id = pci_dev->id.vendor_id;
	hw->subsystem_device_id = pci_dev->id.subsystem_device_id;
	hw->subsystem_vendor_id = pci_dev->id.subsystem_vendor_id;
	hw->hw_addr = (void *)pci_dev->mem_resource[0].addr;

	/* initialize the vfta */
	memset(shadow_vfta, 0, sizeof(*shadow_vfta));