+/* Update MTU via vport-update without doing port restart.
+ * The vport must be deactivated before calling this API.
+ */
+int qede_update_mtu(struct rte_eth_dev *eth_dev, uint16_t mtu)
+{
+ struct qede_dev *qdev = QEDE_INIT_QDEV(eth_dev);
+ struct ecore_dev *edev = QEDE_INIT_EDEV(qdev);
+ struct ecore_hwfn *p_hwfn;
+ int rc;
+ int i;
+
+ if (IS_PF(edev)) {
+ struct ecore_sp_vport_update_params params;
+
+ memset(¶ms, 0, sizeof(struct ecore_sp_vport_update_params));
+ params.vport_id = 0;
+ params.mtu = mtu;
+ params.vport_id = 0;
+ for_each_hwfn(edev, i) {
+ p_hwfn = &edev->hwfns[i];
+ params.opaque_fid = p_hwfn->hw_info.opaque_fid;
+ rc = ecore_sp_vport_update(p_hwfn, ¶ms,
+ ECORE_SPQ_MODE_EBLOCK, NULL);
+ if (rc != ECORE_SUCCESS)
+ goto err;
+ }
+ } else {
+ for_each_hwfn(edev, i) {
+ p_hwfn = &edev->hwfns[i];
+ rc = ecore_vf_pf_update_mtu(p_hwfn, mtu);
+ if (rc == ECORE_INVAL) {
+ DP_INFO(edev, "VF MTU Update TLV not supported\n");
+ /* Recreate vport */
+ rc = qede_start_vport(qdev, mtu);
+ if (rc != ECORE_SUCCESS)
+ goto err;
+
+ /* Restore config lost due to vport stop */
+ if (eth_dev->data->promiscuous)
+ qede_promiscuous_enable(eth_dev);
+ else
+ qede_promiscuous_disable(eth_dev);
+
+ if (eth_dev->data->all_multicast)
+ qede_allmulticast_enable(eth_dev);
+ else
+ qede_allmulticast_disable(eth_dev);
+
+ qede_vlan_offload_set(eth_dev,
+ qdev->vlan_offload_mask);
+ } else if (rc != ECORE_SUCCESS) {
+ goto err;
+ }
+ }
+ }
+ DP_INFO(edev, "%s MTU updated to %u\n", IS_PF(edev) ? "PF" : "VF", mtu);
+
+ return 0;
+
+err:
+ DP_ERR(edev, "Failed to update MTU\n");
+ return -1;
+}
+