forked from mirrors/linux
cafdc45c94
Add support for the 2-bytes Qualcomm tag that gigabit switches such as the QCA8337/N might insert when receiving packets, or that we need to insert while targeting specific switch ports. The tag is inserted directly behind the ethernet header. Reviewed-by: Andrew Lunn <andrew@lunn.ch> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: John Crispin <john@phrozen.org> Signed-off-by: David S. Miller <davem@davemloft.net>
87 lines
2.5 KiB
C
87 lines
2.5 KiB
C
/*
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* net/dsa/dsa_priv.h - Hardware switch handling
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* Copyright (c) 2008-2009 Marvell Semiconductor
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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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#ifndef __DSA_PRIV_H
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#define __DSA_PRIV_H
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#include <linux/phy.h>
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#include <linux/netdevice.h>
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#include <linux/netpoll.h>
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struct dsa_device_ops {
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struct sk_buff *(*xmit)(struct sk_buff *skb, struct net_device *dev);
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int (*rcv)(struct sk_buff *skb, struct net_device *dev,
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struct packet_type *pt, struct net_device *orig_dev);
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};
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struct dsa_slave_priv {
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struct sk_buff * (*xmit)(struct sk_buff *skb,
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struct net_device *dev);
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/*
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* Which switch this port is a part of, and the port index
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* for this port.
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*/
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struct dsa_switch *parent;
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u8 port;
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/*
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* The phylib phy_device pointer for the PHY connected
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* to this port.
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*/
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struct phy_device *phy;
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phy_interface_t phy_interface;
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int old_link;
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int old_pause;
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int old_duplex;
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struct net_device *bridge_dev;
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#ifdef CONFIG_NET_POLL_CONTROLLER
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struct netpoll *netpoll;
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#endif
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};
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/* dsa.c */
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extern char dsa_driver_version[];
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int dsa_cpu_dsa_setup(struct dsa_switch *ds, struct device *dev,
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struct device_node *port_dn, int port);
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void dsa_cpu_dsa_destroy(struct device_node *port_dn);
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const struct dsa_device_ops *dsa_resolve_tag_protocol(int tag_protocol);
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int dsa_cpu_port_ethtool_setup(struct dsa_switch *ds);
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void dsa_cpu_port_ethtool_restore(struct dsa_switch *ds);
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/* slave.c */
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extern const struct dsa_device_ops notag_netdev_ops;
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void dsa_slave_mii_bus_init(struct dsa_switch *ds);
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void dsa_cpu_port_ethtool_init(struct ethtool_ops *ops);
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int dsa_slave_create(struct dsa_switch *ds, struct device *parent,
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int port, const char *name);
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void dsa_slave_destroy(struct net_device *slave_dev);
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int dsa_slave_suspend(struct net_device *slave_dev);
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int dsa_slave_resume(struct net_device *slave_dev);
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int dsa_slave_netdevice_event(struct notifier_block *unused,
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unsigned long event, void *ptr);
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/* tag_dsa.c */
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extern const struct dsa_device_ops dsa_netdev_ops;
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/* tag_edsa.c */
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extern const struct dsa_device_ops edsa_netdev_ops;
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/* tag_trailer.c */
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extern const struct dsa_device_ops trailer_netdev_ops;
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/* tag_brcm.c */
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extern const struct dsa_device_ops brcm_netdev_ops;
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/* tag_qca.c */
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extern const struct dsa_device_ops qca_netdev_ops;
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#endif
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