Function eth_ixgbe_dev_init

dpdk/drivers/net/ixgbe/ixgbe_ethdev.c:1073–1357

* This function is based on code in ixgbe_attach() in base/ixgbe.c. * It returns 0 on success. */

 * It returns 0 on success.
 */
static int
eth_ixgbe_dev_init(struct rte_eth_dev *eth_dev, void *init_params __rte_unused)
{
	struct ixgbe_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 ixgbe_hw *hw =
		IXGBE_DEV_PRIVATE_TO_HW(eth_dev->data->dev_private);
	struct ixgbe_vfta *shadow_vfta =
		IXGBE_DEV_PRIVATE_TO_VFTA(eth_dev->data->dev_private);
	struct ixgbe_hwstrip *hwstrip =
		IXGBE_DEV_PRIVATE_TO_HWSTRIP_BITMAP(eth_dev->data->dev_private);
	struct ixgbe_dcb_config *dcb_config =
		IXGBE_DEV_PRIVATE_TO_DCB_CFG(eth_dev->data->dev_private);
	struct ixgbe_filter_info *filter_info =
		IXGBE_DEV_PRIVATE_TO_FILTER_INFO(eth_dev->data->dev_private);
	struct ixgbe_bw_conf *bw_conf =
		IXGBE_DEV_PRIVATE_TO_BW_CONF(eth_dev->data->dev_private);
	uint32_t ctrl_ext;
	uint16_t csum;
	int diag, i, ret;

	PMD_INIT_FUNC_TRACE();

	ixgbe_dev_macsec_setting_reset(eth_dev);

	eth_dev->dev_ops = &ixgbe_eth_dev_ops;
	eth_dev->rx_queue_count       = ixgbe_dev_rx_queue_count;
	eth_dev->rx_descriptor_status = ixgbe_dev_rx_descriptor_status;
	eth_dev->tx_descriptor_status = ixgbe_dev_tx_descriptor_status;
	eth_dev->rx_pkt_burst = &ixgbe_recv_pkts;
	eth_dev->tx_pkt_burst = &ixgbe_xmit_pkts;
	eth_dev->tx_pkt_prepare = &ixgbe_prep_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 and TX function.
	 */
	if (rte_eal_process_type() != RTE_PROC_PRIMARY) {
		struct ixgbe_tx_queue *txq;
		/* 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[eth_dev->data->nb_tx_queues-1];
			ixgbe_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.");
		}

		ixgbe_set_rx_function(eth_dev);

		return 0;
	}