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