mirror of
https://github.com/torvalds/linux.git
synced 2024-11-15 08:31:55 +00:00
396138f03f
This adds support for the Trailer switch tagging format. This is another tagging that doesn't explicitly mark tagged packets with a distinct ethertype, so that we need to add a similar hack in the receive path as for the Original DSA tagging format. Signed-off-by: Lennert Buytenhek <buytenh@marvell.com> Tested-by: Byron Bradley <byron.bbradley@gmail.com> Tested-by: Tim Ellis <tim.ellis@mac.com> Signed-off-by: David S. Miller <davem@davemloft.net>
38 lines
967 B
C
38 lines
967 B
C
/*
|
|
* 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];
|
|
};
|
|
|
|
extern bool dsa_uses_dsa_tags(void *dsa_ptr);
|
|
extern bool dsa_uses_trailer_tags(void *dsa_ptr);
|
|
|
|
|
|
#endif
|