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-rw-r--r--net/switchdev/switchdev.c110
1 files changed, 110 insertions, 0 deletions
diff --git a/net/switchdev/switchdev.c b/net/switchdev/switchdev.c
index 22e02f4edd99..8c1e558db118 100644
--- a/net/switchdev/switchdev.c
+++ b/net/switchdev/switchdev.c
@@ -115,3 +115,113 @@ int call_netdev_switch_notifiers(unsigned long val, struct net_device *dev,
return err;
}
EXPORT_SYMBOL(call_netdev_switch_notifiers);
+
+/**
+ * netdev_switch_port_bridge_setlink - Notify switch device port of bridge
+ * port attributes
+ *
+ * @dev: port device
+ * @nlh: netlink msg with bridge port attributes
+ * @flags: bridge setlink flags
+ *
+ * Notify switch device port of bridge port attributes
+ */
+int netdev_switch_port_bridge_setlink(struct net_device *dev,
+ struct nlmsghdr *nlh, u16 flags)
+{
+ const struct net_device_ops *ops = dev->netdev_ops;
+
+ if (!(dev->features & NETIF_F_HW_SWITCH_OFFLOAD))
+ return 0;
+
+ if (!ops->ndo_bridge_setlink)
+ return -EOPNOTSUPP;
+
+ return ops->ndo_bridge_setlink(dev, nlh, flags);
+}
+EXPORT_SYMBOL(netdev_switch_port_bridge_setlink);
+
+/**
+ * netdev_switch_port_bridge_dellink - Notify switch device port of bridge
+ * port attribute delete
+ *
+ * @dev: port device
+ * @nlh: netlink msg with bridge port attributes
+ * @flags: bridge setlink flags
+ *
+ * Notify switch device port of bridge port attribute delete
+ */
+int netdev_switch_port_bridge_dellink(struct net_device *dev,
+ struct nlmsghdr *nlh, u16 flags)
+{
+ const struct net_device_ops *ops = dev->netdev_ops;
+
+ if (!(dev->features & NETIF_F_HW_SWITCH_OFFLOAD))
+ return 0;
+
+ if (!ops->ndo_bridge_dellink)
+ return -EOPNOTSUPP;
+
+ return ops->ndo_bridge_dellink(dev, nlh, flags);
+}
+EXPORT_SYMBOL(netdev_switch_port_bridge_dellink);
+
+/**
+ * ndo_dflt_netdev_switch_port_bridge_setlink - default ndo bridge setlink
+ * op for master devices
+ *
+ * @dev: port device
+ * @nlh: netlink msg with bridge port attributes
+ * @flags: bridge setlink flags
+ *
+ * Notify master device slaves of bridge port attributes
+ */
+int ndo_dflt_netdev_switch_port_bridge_setlink(struct net_device *dev,
+ struct nlmsghdr *nlh, u16 flags)
+{
+ struct net_device *lower_dev;
+ struct list_head *iter;
+ int ret = 0, err = 0;
+
+ if (!(dev->features & NETIF_F_HW_SWITCH_OFFLOAD))
+ return ret;
+
+ netdev_for_each_lower_dev(dev, lower_dev, iter) {
+ err = netdev_switch_port_bridge_setlink(lower_dev, nlh, flags);
+ if (err && err != -EOPNOTSUPP)
+ ret = err;
+ }
+
+ return ret;
+}
+EXPORT_SYMBOL(ndo_dflt_netdev_switch_port_bridge_setlink);
+
+/**
+ * ndo_dflt_netdev_switch_port_bridge_dellink - default ndo bridge dellink
+ * op for master devices
+ *
+ * @dev: port device
+ * @nlh: netlink msg with bridge port attributes
+ * @flags: bridge dellink flags
+ *
+ * Notify master device slaves of bridge port attribute deletes
+ */
+int ndo_dflt_netdev_switch_port_bridge_dellink(struct net_device *dev,
+ struct nlmsghdr *nlh, u16 flags)
+{
+ struct net_device *lower_dev;
+ struct list_head *iter;
+ int ret = 0, err = 0;
+
+ if (!(dev->features & NETIF_F_HW_SWITCH_OFFLOAD))
+ return ret;
+
+ netdev_for_each_lower_dev(dev, lower_dev, iter) {
+ err = netdev_switch_port_bridge_dellink(lower_dev, nlh, flags);
+ if (err && err != -EOPNOTSUPP)
+ ret = err;
+ }
+
+ return ret;
+}
+EXPORT_SYMBOL(ndo_dflt_netdev_switch_port_bridge_dellink);