path: root/drivers/net/ethernet/aeroflex/greth.c

/*
 * Aeroflex Gaisler GRETH 10/100/1G Ethernet MAC.
 *
 * 2005-2010 (c) Aeroflex Gaisler AB
 *
 * This driver supports GRETH 10/100 and GRETH 10/100/1G Ethernet MACs
 * available in the GRLIB VHDL IP core library.
 *
 * Full documentation of both cores can be found here:
 * http://www.gaisler.com/products/grlib/grip.pdf
 *
 * The Gigabit version supports scatter/gather DMA, any alignment of
 * buffers and checksum offloading.
 *
 * 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.
 *
 * Contributors: Kristoffer Glembo
 *               Daniel Hellstrom
 *               Marko Isomaki
 */

#include <linux/dma-mapping.h>
#include <linux/module.h>
#include <linux/uaccess.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/netdevice.h>
#include <linux/etherdevice.h>
#include <linux/ethtool.h>
#include <linux/skbuff.h>
#include <linux/io.h>
#include <linux/crc32.h>
#include <linux/mii.h>
#include <linux/of_device.h>
#include <linux/of_platform.h>
#include <linux/slab.h>
#include <asm/cacheflush.h>
#include <asm/byteorder.h>

#ifdef CONFIG_SPARC
#include <asm/idprom.h>
#endif

#include "greth.h"

#define GRETH_DEF_MSG_ENABLE	  \
	(NETIF_MSG_DRV		| \
	 NETIF_MSG_PROBE	| \
	 NETIF_MSG_LINK		| \
	 NETIF_MSG_IFDOWN	| \
	 NETIF_MSG_IFUP		| \
	 NETIF_MSG_RX_ERR	| \
	 NETIF_MSG_TX_ERR)

static int greth_debug = -1;	/* -1 == use GRETH_DEF_MSG_ENABLE as value */
module_param(greth_debug, int, 0);
MODULE_PARM_DESC(gre