| 1 | |
| 2 | * net/switchdev/switchdev.c - Switch device API
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| 3 | * Copyright (c) 2014 Jiri Pirko <[email protected]>
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| 4 | *
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| 5 | * This program is free software; you can redistribute it and/or modify
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| 6 | * it under the terms of the GNU General Public License as published by
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| 7 | * the Free Software Foundation; either version 2 of the License, or
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| 8 | * (at your option) any later version.
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| 9 |
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| 10 |
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| 11 | #include <linux/kernel.h>
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| 12 | #include <linux/types.h>
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| 13 | #include <linux/init.h>
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| 14 | #include <linux/netdevice.h>
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| 15 | #include <net/switchdev.h>
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| 16 |
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| 17 | |
| 18 | * netdev_switch_parent_id_get - Get ID of a switch
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| 19 | * @dev: port device
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| 20 | * @psid: switch ID
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| 21 | *
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| 22 | * Get ID of a switch this port is part of.
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| 23 |
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| 24 | int netdev_switch_parent_id_get(struct net_device *dev,
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| 25 | struct netdev_phys_item_id *psid)
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| 26 | {
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| 27 | const struct net_device_ops *ops = dev->netdev_ops;
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| 28 |
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| 29 | if (!ops->ndo_switch_parent_id_get)
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| 30 | return -EOPNOTSUPP;
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| 31 | return ops->ndo_switch_parent_id_get(dev, psid);
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| 32 | }
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| 33 | EXPORT_SYMBOL(netdev_switch_parent_id_get);
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| 34 |
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| 35 | |
| 36 | * netdev_switch_port_stp_update - Notify switch device port of STP
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| 37 | * state change
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| 38 | * @dev: port device
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| 39 | * @state: port STP state
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| 40 | *
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| 41 | * Notify switch device port of bridge port STP state change.
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| 42 |
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| 43 | int netdev_switch_port_stp_update(struct net_device *dev, u8 state)
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| 44 | {
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| 45 | const struct net_device_ops *ops = dev->netdev_ops;
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| 46 |
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| 47 | if (!ops->ndo_switch_port_stp_update)
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| 48 | return -EOPNOTSUPP;
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| 49 | WARN_ON(!ops->ndo_switch_parent_id_get);
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| 50 | return ops->ndo_switch_port_stp_update(dev, state);
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| 51 | }
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| 52 | EXPORT_SYMBOL(netdev_switch_port_stp_update);
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