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 38