Function txgbevf_dev_start

dpdk/drivers/net/txgbe/txgbe_ethdev_vf.c:612–715

}

static int
txgbevf_dev_start(struct rte_eth_dev *dev)
{
	struct txgbe_hw *hw = TXGBE_DEV_HW(dev);
	uint32_t intr_vector = 0;
	struct rte_pci_device *pci_dev = RTE_ETH_DEV_TO_PCI(dev);
	struct rte_intr_handle *intr_handle = pci_dev->intr_handle;

	int err, mask = 0;

	PMD_INIT_FUNC_TRACE();

	/* Stop the link setup handler before resetting the HW. */
	txgbe_dev_wait_setup_link_complete(dev, 0);

	err = hw->mac.reset_hw(hw);
	if (err) {
		PMD_INIT_LOG(ERR, "Unable to reset vf hardware (%d)", err);
		return err;
	}
	hw->mac.get_link_status = true;
	hw->dev_start = true;

	/* negotiate mailbox API version to use with the PF. */
	txgbevf_negotiate_api(hw);

	txgbevf_dev_tx_init(dev);

	/* This can fail when allocating mbufs for descriptor rings */
	err = txgbevf_dev_rx_init(dev);

	/**
	 * In this case, reuses the MAC address assigned by VF
	 * initialization.
	 */
	if (err != 0 && err != TXGBE_ERR_INVALID_MAC_ADDR) {
		PMD_INIT_LOG(ERR, "Unable to initialize RX hardware (%d)", err);
		txgbe_dev_clear_queues(dev);
		return err;
	}

	/* Set vfta */
	txgbevf_set_vfta_all(dev, 1);

	/* Set HW strip */
	mask = RTE_ETH_VLAN_STRIP_MASK | RTE_ETH_VLAN_FILTER_MASK |
		RTE_ETH_VLAN_EXTEND_MASK;
	err = txgbevf_vlan_offload_config(dev, mask);
	if (err) {
		PMD_INIT_LOG(ERR, "Unable to set VLAN offload (%d)", err);
		txgbe_dev_clear_queues(dev);
		return err;
	}

	txgbevf_dev_rxtx_start(dev);

	/* check and configure queue intr-vector mapping */
	if (rte_intr_cap_multiple(intr_handle) &&