New upstream version 18.02
[deb_dpdk.git] / drivers / net / bonding / rte_eth_bond_api.c
index 980e636..f854b73 100644 (file)
@@ -1,41 +1,12 @@
-/*-
- *   BSD LICENSE
- *
- *   Copyright(c) 2010-2017 Intel Corporation. All rights reserved.
- *   All rights reserved.
- *
- *   Redistribution and use in source and binary forms, with or without
- *   modification, are permitted provided that the following conditions
- *   are met:
- *
- *     * Redistributions of source code must retain the above copyright
- *       notice, this list of conditions and the following disclaimer.
- *     * Redistributions in binary form must reproduce the above copyright
- *       notice, this list of conditions and the following disclaimer in
- *       the documentation and/or other materials provided with the
- *       distribution.
- *     * Neither the name of Intel Corporation nor the names of its
- *       contributors may be used to endorse or promote products derived
- *       from this software without specific prior written permission.
- *
- *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- *   A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- *   OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- *   SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- *   LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- *   DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- *   THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+/* SPDX-License-Identifier: BSD-3-Clause
+ * Copyright(c) 2010-2017 Intel Corporation
  */
 
 #include <string.h>
 
 #include <rte_mbuf.h>
 #include <rte_malloc.h>
-#include <rte_ethdev.h>
+#include <rte_ethdev_driver.h>
 #include <rte_tcp.h>
 #include <rte_bus_vdev.h>
 #include <rte_kvargs.h>
@@ -62,6 +33,25 @@ valid_bonded_port_id(uint16_t port_id)
        return check_for_bonded_ethdev(&rte_eth_devices[port_id]);
 }
 
+int
+check_for_master_bonded_ethdev(const struct rte_eth_dev *eth_dev)
+{
+       int i;
+       struct bond_dev_private *internals;
+
+       if (check_for_bonded_ethdev(eth_dev) != 0)
+               return 0;
+
+       internals = eth_dev->data->dev_private;
+
+       /* Check if any of slave devices is a bonded device */
+       for (i = 0; i < internals->slave_count; i++)
+               if (valid_bonded_port_id(internals->slaves[i].port_id) == 0)
+                       return 1;
+
+       return 0;
+}
+
 int
 valid_slave_port_id(uint16_t port_id, uint8_t mode)
 {
@@ -252,9 +242,6 @@ __eth_bond_slave_add_lock_free(uint16_t bonded_port_id, uint16_t slave_port_id)
                return -1;
        }
 
-       /* Add slave details to bonded device */
-       slave_eth_dev->data->dev_flags |= RTE_ETH_DEV_BONDED_SLAVE;
-
        rte_eth_dev_info_get(slave_port_id, &dev_info);
        if (dev_info.max_rx_pktlen < internals->max_rx_pktlen) {
                RTE_BOND_LOG(ERR, "Slave (port %u) max_rx_pktlen too small",
@@ -272,8 +259,13 @@ __eth_bond_slave_add_lock_free(uint16_t bonded_port_id, uint16_t slave_port_id)
        if (internals->slave_count < 1) {
                /* if MAC is not user defined then use MAC of first slave add to
                 * bonded device */
-               if (!internals->user_defined_mac)
-                       mac_address_set(bonded_eth_dev, slave_eth_dev->data->mac_addrs);
+               if (!internals->user_defined_mac) {
+                       if (mac_address_set(bonded_eth_dev,
+                                           slave_eth_dev->data->mac_addrs)) {
+                               RTE_BOND_LOG(ERR, "Failed to set MAC address");
+                               return -1;
+                       }
+               }
 
                /* Inherit eth dev link properties from first slave */
                link_properties_set(bonded_eth_dev,
@@ -326,18 +318,21 @@ __eth_bond_slave_add_lock_free(uint16_t bonded_port_id, uint16_t slave_port_id)
 
        internals->slave_count++;
 
-       /* Update all slave devices MACs*/
-       mac_address_slaves_update(bonded_eth_dev);
-
        if (bonded_eth_dev->data->dev_started) {
                if (slave_configure(bonded_eth_dev, slave_eth_dev) != 0) {
-                       slave_eth_dev->data->dev_flags &= (~RTE_ETH_DEV_BONDED_SLAVE);
+                       internals->slave_count--;
                        RTE_BOND_LOG(ERR, "rte_bond_slaves_configure: port=%d",
                                        slave_port_id);
                        return -1;
                }
        }
 
+       /* Add slave details to bonded device */
+       slave_eth_dev->data->dev_flags |= RTE_ETH_DEV_BONDED_SLAVE;
+
+       /* Update all slave devices MACs*/
+       mac_address_slaves_update(bonded_eth_dev);
+
        /* Register link status change callback with bonded device pointer as
         * argument*/
        rte_eth_dev_callback_register(slave_port_id, RTE_ETH_EVENT_INTR_LSC,
@@ -434,7 +429,7 @@ __eth_bond_slave_remove_lock_free(uint16_t bonded_port_id,
                        &rte_eth_devices[bonded_port_id].data->port_id);
 
        /* Restore original MAC address of slave device */
-       mac_address_set(&rte_eth_devices[slave_port_id],
+       rte_eth_dev_default_mac_addr_set(slave_port_id,
                        &(internals->slaves[slave_idx].persisted_mac_addr));
 
        slave_eth_dev = &rte_eth_devices[slave_port_id];
@@ -496,10 +491,18 @@ rte_eth_bond_slave_remove(uint16_t bonded_port_id, uint16_t slave_port_id)
 int
 rte_eth_bond_mode_set(uint16_t bonded_port_id, uint8_t mode)
 {
+       struct rte_eth_dev *bonded_eth_dev;
+
        if (valid_bonded_port_id(bonded_port_id) != 0)
                return -1;
 
-       return bond_ethdev_mode_set(&rte_eth_devices[bonded_port_id], mode);
+       bonded_eth_dev = &rte_eth_devices[bonded_port_id];
+
+       if (check_for_master_bonded_ethdev(bonded_eth_dev) != 0 &&
+                       mode == BONDING_MODE_8023AD)
+               return -1;
+
+       return bond_ethdev_mode_set(bonded_eth_dev, mode);
 }
 
 int
@@ -667,15 +670,15 @@ rte_eth_bond_xmit_policy_set(uint16_t bonded_port_id, uint8_t policy)
        switch (policy) {
        case BALANCE_XMIT_POLICY_LAYER2:
                internals->balance_xmit_policy = policy;
-               internals->xmit_hash = xmit_l2_hash;
+               internals->burst_xmit_hash = burst_xmit_l2_hash;
                break;
        case BALANCE_XMIT_POLICY_LAYER23:
                internals->balance_xmit_policy = policy;
-               internals->xmit_hash = xmit_l23_hash;
+               internals->burst_xmit_hash = burst_xmit_l23_hash;
                break;
        case BALANCE_XMIT_POLICY_LAYER34:
                internals->balance_xmit_policy = policy;
-               internals->xmit_hash = xmit_l34_hash;
+               internals->burst_xmit_hash = burst_xmit_l34_hash;
                break;
 
        default: