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Diffstat (limited to 'net/switchdev/switchdev.c')
-rw-r--r--net/switchdev/switchdev.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/net/switchdev/switchdev.c b/net/switchdev/switchdev.c
index 66973deaae56..d162b21b14bd 100644
--- a/net/switchdev/switchdev.c
+++ b/net/switchdev/switchdev.c
@@ -31,3 +31,22 @@ int netdev_switch_parent_id_get(struct net_device *dev,
return ops->ndo_switch_parent_id_get(dev, psid);
}
EXPORT_SYMBOL(netdev_switch_parent_id_get);
+
+/**
+ * netdev_switch_port_stp_update - Notify switch device port of STP
+ * state change
+ * @dev: port device
+ * @state: port STP state
+ *
+ * Notify switch device port of bridge port STP state change.
+ */
+int netdev_switch_port_stp_update(struct net_device *dev, u8 state)
+{
+ const struct net_device_ops *ops = dev->netdev_ops;
+
+ if (!ops->ndo_switch_port_stp_update)
+ return -EOPNOTSUPP;
+ WARN_ON(!ops->ndo_switch_parent_id_get);
+ return ops->ndo_switch_port_stp_update(dev, state);
+}
+EXPORT_SYMBOL(netdev_switch_port_stp_update);