Function sfc_port_start

dpdk/drivers/net/sfc/sfc_port.c:185–365

}

int
sfc_port_start(struct sfc_adapter *sa)
{
	struct sfc_port *port = &sa->port;
	int rc;
	uint32_t phy_adv_cap;
	const uint32_t phy_pause_caps =
		((1u << EFX_PHY_CAP_PAUSE) | (1u << EFX_PHY_CAP_ASYM));

	sfc_log_init(sa, "entry");

	sfc_log_init(sa, "init filters");
	rc = efx_filter_init(sa->nic);
	if (rc != 0)
		goto fail_filter_init;

	sfc_log_init(sa, "init port");
	rc = efx_port_init(sa->nic);
	if (rc != 0)
		goto fail_port_init;

#if EFSYS_OPT_LOOPBACK
	if (sa->eth_dev->data->dev_conf.lpbk_mode != 0) {
		efx_link_mode_t link_mode;

		link_mode =
			sfc_port_phy_caps_to_max_link_speed(port->phy_adv_cap);
		sfc_log_init(sa, "set loopback link_mode=%u type=%u", link_mode,
			     sa->eth_dev->data->dev_conf.lpbk_mode);
		rc = efx_port_loopback_set(sa->nic, link_mode,
			sa->eth_dev->data->dev_conf.lpbk_mode);
		if (rc != 0)
			goto fail_loopback_set;
	}
#endif

	sfc_log_init(sa, "set flow control to %#x autoneg=%u",
		     port->flow_ctrl, port->flow_ctrl_autoneg);
	rc = efx_mac_fcntl_set(sa->nic, port->flow_ctrl,
			       port->flow_ctrl_autoneg);
	if (rc != 0)
		goto fail_mac_fcntl_set;

	sfc_log_init(sa, "set vlan strip to %u", port->vlan_strip);
	rc = efx_port_vlan_strip_set(sa->nic, port->vlan_strip);
	if (rc != 0)
		goto fail_mac_vlan_strip_set;

	/* Preserve pause capabilities set by above efx_mac_fcntl_set()  */
	efx_phy_adv_cap_get(sa->nic, EFX_PHY_CAP_CURRENT, &phy_adv_cap);
	SFC_ASSERT((port->phy_adv_cap & phy_pause_caps) == 0);
	phy_adv_cap = port->phy_adv_cap | (phy_adv_cap & phy_pause_caps) |
			port->fec_cfg;

	sfc_log_init(sa, "set phy adv caps to %#x", phy_adv_cap);
	rc = efx_phy_adv_cap_set(sa->nic, phy_adv_cap);
	if (rc != 0)
		goto fail_phy_adv_cap_set;