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/*
* net/switchdev/switchdev.c - Switch device API
* Copyright (c) 2014 Jiri Pirko <jiri@resnulli.us>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*/
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/init.h>
#include <linux/netdevice.h>
#include <net/switchdev.h>
/**
* netdev_switch_parent_id_get - Get ID of a switch
* @dev: port device
* @psid: switch ID
*
* Get ID of a switch this port is part of.
*/
int netdev_switch_parent_id_get(struct net_device *dev,
struct netdev_phys_item_id *psid)
{
const struct net_device_ops *ops = dev->netdev_ops;
if (!ops->ndo_switch_parent_id_get)
return -EOPNOTSUPP;
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);
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