Function i40e_vsi_setup

dpdk/drivers/net/i40e/i40e_ethdev.c:5673–6056

Setup a VSI */

/* Setup a VSI */
struct i40e_vsi *
i40e_vsi_setup(struct i40e_pf *pf,
	       enum i40e_vsi_type type,
	       struct i40e_vsi *uplink_vsi,
	       uint16_t user_param)
{
	struct i40e_hw *hw = I40E_PF_TO_HW(pf);
	struct i40e_vsi *vsi;
	struct i40e_mac_filter_info filter;
	int ret;
	struct i40e_vsi_context ctxt;
	struct rte_ether_addr broadcast =
		{.addr_bytes = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff}};

	if (type != I40E_VSI_MAIN && type != I40E_VSI_SRIOV &&
	    uplink_vsi == NULL) {
		PMD_DRV_LOG(ERR,
			"VSI setup failed, VSI link shouldn't be NULL");
		return NULL;
	}

	if (type == I40E_VSI_MAIN && uplink_vsi != NULL) {
		PMD_DRV_LOG(ERR,
			"VSI setup failed, MAIN VSI uplink VSI should be NULL");
		return NULL;
	}

	/* two situations
	 * 1.type is not MAIN and uplink vsi is not NULL
	 * If uplink vsi didn't setup VEB, create one first under veb field
	 * 2.type is SRIOV and the uplink is NULL
	 * If floating VEB is NULL, create one veb under floating veb field
	 */

	if (type != I40E_VSI_MAIN && uplink_vsi != NULL &&
	    uplink_vsi->veb == NULL) {
		uplink_vsi->veb = i40e_veb_setup(pf, uplink_vsi);

		if (uplink_vsi->veb == NULL) {
			PMD_DRV_LOG(ERR, "VEB setup failed");
			return NULL;
		}
		/* set ALLOWLOOPBACk on pf, when veb is created */
		i40e_enable_pf_lb(pf);
	}

	if (type == I40E_VSI_SRIOV && uplink_vsi == NULL &&
	    pf->main_vsi->floating_veb == NULL) {
		pf->main_vsi->floating_veb = i40e_veb_setup(pf, uplink_vsi);

		if (pf->main_vsi->floating_veb == NULL) {
			PMD_DRV_LOG(ERR, "VEB setup failed");
			return NULL;
		}
	}

	/* source prune is disabled to support VRRP in default*/
	i40e_pf_set_source_prune(pf, 0);