net/dsa/dsa_priv.h

   1 /*
   2  * net/dsa/dsa_priv.h - Hardware switch handling
   3  * Copyright (c) 2008-2009 Marvell Semiconductor
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  */
  10
  11 #ifndef __DSA_PRIV_H
  12 #define __DSA_PRIV_H
  13
  14 #include <linux/phy.h>
  15 #include <linux/netdevice.h>
  16 #include <linux/netpoll.h>
  17
  18 struct dsa_device_ops {
  19         struct sk_buff *(*xmit)(struct sk_buff *skb, struct net_device *dev);
  20         int (*rcv)(struct sk_buff *skb, struct net_device *dev,
  21                    struct packet_type *pt, struct net_device *orig_dev);
  22 };
  23
  24 struct dsa_slave_priv {
  25         /*
  26          * The linux network interface corresponding to this
  27          * switch port.
  28          */
  29         struct net_device       *dev;
  30         struct sk_buff *        (*xmit)(struct sk_buff *skb,
  31                                         struct net_device *dev);
  32
  33         /*
  34          * Which switch this port is a part of, and the port index
  35          * for this port.
  36          */
  37         struct dsa_switch       *parent;
  38         u8                      port;
  39
  40         /*
  41          * The phylib phy_device pointer for the PHY connected
  42          * to this port.
  43          */
  44         struct phy_device       *phy;
  45         phy_interface_t         phy_interface;
  46         int                     old_link;
  47         int                     old_pause;
  48         int                     old_duplex;
  49
  50         struct net_device       *bridge_dev;
  51 #ifdef CONFIG_NET_POLL_CONTROLLER
  52         struct netpoll          *netpoll;
  53 #endif
  54 };
  55
  56 /* dsa.c */
  57 extern char dsa_driver_version[];
  58
  59 /* slave.c */
  60 extern const struct dsa_device_ops notag_netdev_ops;
  61 void dsa_slave_mii_bus_init(struct dsa_switch *ds);
  62 int dsa_slave_create(struct dsa_switch *ds, struct device *parent,
  63                      int port, char *name);
  64 int dsa_slave_suspend(struct net_device *slave_dev);
  65 int dsa_slave_resume(struct net_device *slave_dev);
  66 int dsa_slave_netdevice_event(struct notifier_block *unused,
  67                               unsigned long event, void *ptr);
  68
  69 /* tag_dsa.c */
  70 extern const struct dsa_device_ops dsa_netdev_ops;
  71
  72 /* tag_edsa.c */
  73 extern const struct dsa_device_ops edsa_netdev_ops;
  74
  75 /* tag_trailer.c */
  76 extern const struct dsa_device_ops trailer_netdev_ops;
  77
  78 /* tag_brcm.c */
  79 extern const struct dsa_device_ops brcm_netdev_ops;
  80
  81
  82 #endif