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         struct sk_buff *        (*xmit)(struct sk_buff *skb,
  26                                         struct net_device *dev);
  27
  28         /* DSA port data, such as switch, port index, etc. */
  29         struct dsa_port         *dp;
  30
  31         /*
  32          * The phylib phy_device pointer for the PHY connected
  33          * to this port.
  34          */
  35         struct phy_device       *phy;
  36         phy_interface_t         phy_interface;
  37         int                     old_link;
  38         int                     old_pause;
  39         int                     old_duplex;
  40
  41 #ifdef CONFIG_NET_POLL_CONTROLLER
  42         struct netpoll          *netpoll;
  43 #endif
  44
  45         /* TC context */
  46         struct list_head        mall_tc_list;
  47 };
  48
  49 /* dsa.c */
  50 int dsa_cpu_dsa_setup(struct dsa_switch *ds, struct device *dev,
  51                       struct dsa_port *dport, int port);
  52 void dsa_cpu_dsa_destroy(struct dsa_port *dport);
  53 const struct dsa_device_ops *dsa_resolve_tag_protocol(int tag_protocol);
  54 int dsa_cpu_port_ethtool_setup(struct dsa_switch *ds);
  55 void dsa_cpu_port_ethtool_restore(struct dsa_switch *ds);
  56
  57 /* slave.c */
  58 extern const struct dsa_device_ops notag_netdev_ops;
  59 void dsa_slave_mii_bus_init(struct dsa_switch *ds);
  60 void dsa_cpu_port_ethtool_init(struct ethtool_ops *ops);
  61 int dsa_slave_create(struct dsa_switch *ds, struct device *parent,
  62                      int port, const char *name);
  63 void dsa_slave_destroy(struct net_device *slave_dev);
  64 int dsa_slave_suspend(struct net_device *slave_dev);
  65 int dsa_slave_resume(struct net_device *slave_dev);
  66 int dsa_slave_register_notifier(void);
  67 void dsa_slave_unregister_notifier(void);
  68
  69 /* switch.c */
  70 int dsa_switch_register_notifier(struct dsa_switch *ds);
  71 void dsa_switch_unregister_notifier(struct dsa_switch *ds);
  72
  73 /* tag_dsa.c */
  74 extern const struct dsa_device_ops dsa_netdev_ops;
  75
  76 /* tag_edsa.c */
  77 extern const struct dsa_device_ops edsa_netdev_ops;
  78
  79 /* tag_trailer.c */
  80 extern const struct dsa_device_ops trailer_netdev_ops;
  81
  82 /* tag_brcm.c */
  83 extern const struct dsa_device_ops brcm_netdev_ops;
  84
  85 /* tag_qca.c */
  86 extern const struct dsa_device_ops qca_netdev_ops;
  87
  88 #endif