3 files changed, 38 insertions, 0 deletions

diff --git a/include/linux/if_ether.h b/include/linux/if_ether.h
index 723a1c5fbc6c..2140aacb6338 100644
--- a/include/linux/if_ether.h
+++ b/include/linux/if_ether.h
@@ -77,6 +77,7 @@
 #define ETH_P_PAE       0x888E          /* Port Access Entity (IEEE 802.1X) */
 #define ETH_P_AOE       0x88A2          /* ATA over Ethernet            */
 #define ETH_P_TIPC      0x88CA          /* TIPC                         */
+#define ETH_P_EDSA      0xDADA          /* Ethertype DSA [ NOT AN OFFICIALLY REGISTERED ID ] */
 
 /*
  *      Non DIX types. Won't clash for 1500 types.
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 9cfd20be8b7f..794eeb4b3462 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -607,6 +607,9 @@ struct net_device
 
         /* Protocol specific pointers */
         
+#ifdef CONFIG_NET_DSA
+        void                    *dsa_ptr;       /* dsa specific data */
+#endif
         void                    *atalk_ptr;     /* AppleTalk link       */
         void                    *ip_ptr;        /* IPv4 specific data   */  
         void                    *dn_ptr;        /* DECnet specific data */
diff --git a/include/net/dsa.h b/include/net/dsa.h
new file mode 100644
index 000000000000..dc4784f54520
--- /dev/null
+++ b/include/net/dsa.h
@@ -0,0 +1,34 @@
+/*
+ * include/net/dsa.h - Driver for Distributed Switch Architecture switch chips
+ * Copyright (c) 2008 Marvell Semiconductor
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+#ifndef __LINUX_NET_DSA_H
+#define __LINUX_NET_DSA_H
+
+#define DSA_MAX_PORTS   12
+
+struct dsa_platform_data {
+        /*
+         * Reference to a Linux network interface that connects
+         * to the switch chip.
+         */
+        struct device   *netdev;
+
+        /*
+         * How to access the switch configuration registers, and
+         * the names of the switch ports (use "cpu" to designate
+         * the switch port that the cpu is connected to).
+         */
+        struct device   *mii_bus;
+        int             sw_addr;
+        char            *port_names[DSA_MAX_PORTS];
+};
+
+
+#endif