include/net/dsa.h

   1 /*
   2  * include/net/dsa.h - Driver for Distributed Switch Architecture switch chips
   3  * Copyright (c) 2008 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 __LINUX_NET_DSA_H
  12 #define __LINUX_NET_DSA_H
  13
  14 #define DSA_MAX_PORTS   12
  15
  16 struct dsa_platform_data {
  17         /*
  18          * Reference to a Linux network interface that connects
  19          * to the switch chip.
  20          */
  21         struct device   *netdev;
  22
  23         /*
  24          * How to access the switch configuration registers, and
  25          * the names of the switch ports (use "cpu" to designate
  26          * the switch port that the cpu is connected to).
  27          */
  28         struct device   *mii_bus;
  29         int             sw_addr;
  30         char            *port_names[DSA_MAX_PORTS];
  31 };
  32
  33 extern bool dsa_uses_dsa_tags(void *dsa_ptr);
  34 extern bool dsa_uses_trailer_tags(void *dsa_ptr);
  35
  36
  37 #endif