* as published by the Free Software Foundation; either version
* 2 of the License, or (at your option) any later version.
*/
-#include <linux/module.h>
-#include <linux/init.h>
-
-#include <linux/kernel.h> /* printk() */
#include <linux/delay.h>
+#include <linux/dma-mapping.h>
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
#include <linux/slab.h>
-#include <linux/errno.h> /* error codes */
-#include <linux/types.h> /* size_t */
-#include <linux/interrupt.h> /* mark_bh */
+#include <linux/errno.h>
+#include <linux/types.h>
+#include <linux/interrupt.h>
#include <linux/in.h>
#include <linux/in6.h>
#include <asm/ip32/ip32_ints.h>
#include <asm/io.h>
-#include <asm/scatterlist.h>
-#include <linux/dma-mapping.h>
#include "meth.h"
static const char *meth_str="SGI O2 Fast Ethernet";
-MODULE_AUTHOR("Ilya Volynets <ilya@theIlya.com>");
-MODULE_DESCRIPTION("SGI O2 Builtin Fast Ethernet driver");
#define HAVE_TX_TIMEOUT
/* The maximum time waited (in jiffies) before assuming a Tx failed. (400ms) */
* packets in and out, so there is place for a packet
*/
struct meth_private {
- struct net_device_stats stats;
/* in-memory copy of MAC Control register */
unsigned long mac_ctrl;
/* in-memory copy of DMA Control register */
static inline void load_eaddr(struct net_device *dev)
{
int i;
- DPRINTK("Loading MAC Address: %02x:%02x:%02x:%02x:%02x:%02x\n",
- (int)o2meth_eaddr[0]&0xFF,(int)o2meth_eaddr[1]&0xFF,(int)o2meth_eaddr[2]&0xFF,
- (int)o2meth_eaddr[3]&0xFF,(int)o2meth_eaddr[4]&0xFF,(int)o2meth_eaddr[5]&0xFF);
+ DECLARE_MAC_BUF(mac);
+ u64 macaddr;
+
+ DPRINTK("Loading MAC Address: %s\n", print_mac(mac, dev->dev_addr));
+ macaddr = 0;
for (i = 0; i < 6; i++)
- dev->dev_addr[i] = o2meth_eaddr[i];
- mace->eth.mac_addr = (*(unsigned long*)o2meth_eaddr) >> 16;
+ macaddr |= dev->dev_addr[i] << ((5 - i) * 8);
+
+ mace->eth.mac_addr = macaddr;
}
/*
printk(KERN_DEBUG "%s: bogus packet size: %ld, status=%#2lx.\n",
dev->name, priv->rx_write,
priv->rx_ring[priv->rx_write]->status.raw);
- priv->stats.rx_errors++;
- priv->stats.rx_length_errors++;
+ dev->stats.rx_errors++;
+ dev->stats.rx_length_errors++;
skb = priv->rx_skbs[priv->rx_write];
} else {
- skb = alloc_skb(METH_RX_BUFF_SIZE, GFP_ATOMIC | GFP_DMA);
+ skb = alloc_skb(METH_RX_BUFF_SIZE, GFP_ATOMIC);
if (!skb) {
/* Ouch! No memory! Drop packet on the floor */
DPRINTK("No mem: dropping packet\n");
- priv->stats.rx_dropped++;
+ dev->stats.rx_dropped++;
skb = priv->rx_skbs[priv->rx_write];
} else {
struct sk_buff *skb_c = priv->rx_skbs[priv->rx_write];
priv->rx_skbs[priv->rx_write] = skb;
skb_c->protocol = eth_type_trans(skb_c, dev);
dev->last_rx = jiffies;
- priv->stats.rx_packets++;
- priv->stats.rx_bytes += len;
+ dev->stats.rx_packets++;
+ dev->stats.rx_bytes += len;
netif_rx(skb_c);
}
}
} else {
- priv->stats.rx_errors++;
+ dev->stats.rx_errors++;
skb=priv->rx_skbs[priv->rx_write];
#if MFE_DEBUG>0
printk(KERN_WARNING "meth: RX error: status=0x%016lx\n",status);
#endif
if (status & METH_TX_ST_DONE) {
if (status & METH_TX_ST_SUCCESS){
- priv->stats.tx_packets++;
- priv->stats.tx_bytes += skb->len;
+ dev->stats.tx_packets++;
+ dev->stats.tx_bytes += skb->len;
} else {
- priv->stats.tx_errors++;
+ dev->stats.tx_errors++;
#if MFE_DEBUG>=1
DPRINTK("TX error: status=%016lx <",status);
if(status & METH_TX_ST_SUCCESS)
/* Try to reset the interface. */
meth_reset(dev);
- priv->stats.tx_errors++;
+ dev->stats.tx_errors++;
/* Clear all rings */
meth_free_tx_ring(priv);
/*
* Return statistics to the caller
*/
-static struct net_device_stats *meth_stats(struct net_device *dev)
-{
- struct meth_private *priv = netdev_priv(dev);
- return &priv->stats;
-}
-
/*
* The init function.
*/
-static struct net_device *meth_init(void)
+static int __init meth_probe(struct platform_device *pdev)
{
struct net_device *dev;
struct meth_private *priv;
- int ret;
+ int err;
dev = alloc_etherdev(sizeof(struct meth_private));
if (!dev)
- return ERR_PTR(-ENOMEM);
+ return -ENOMEM;
dev->open = meth_open;
dev->stop = meth_release;
dev->hard_start_xmit = meth_tx;
dev->do_ioctl = meth_ioctl;
- dev->get_stats = meth_stats;
#ifdef HAVE_TX_TIMEOUT
dev->tx_timeout = meth_tx_timeout;
dev->watchdog_timeo = timeout;
#endif
dev->irq = MACE_ETHERNET_IRQ;
dev->base_addr = (unsigned long)&mace->eth;
+ memcpy(dev->dev_addr, o2meth_eaddr, 6);
priv = netdev_priv(dev);
spin_lock_init(&priv->meth_lock);
+ SET_NETDEV_DEV(dev, &pdev->dev);
- ret = register_netdev(dev);
- if (ret) {
+ err = register_netdev(dev);
+ if (err) {
free_netdev(dev);
- return ERR_PTR(ret);
+ return err;
}
printk(KERN_INFO "%s: SGI MACE Ethernet rev. %d\n",
return 0;
}
-static struct net_device *meth_dev;
+static int __exit meth_remove(struct platform_device *pdev)
+{
+ struct net_device *dev = platform_get_drvdata(pdev);
+
+ unregister_netdev(dev);
+ free_netdev(dev);
+ platform_set_drvdata(pdev, NULL);
+
+ return 0;
+}
+
+static struct platform_driver meth_driver = {
+ .probe = meth_probe,
+ .remove = __devexit_p(meth_remove),
+ .driver = {
+ .name = "meth",
+ }
+};
static int __init meth_init_module(void)
{
- meth_dev = meth_init();
- if (IS_ERR(meth_dev))
- return PTR_ERR(meth_dev);
- return 0;
+ int err;
+
+ err = platform_driver_register(&meth_driver);
+ if (err)
+ printk(KERN_ERR "Driver registration failed\n");
+
+ return err;
}
static void __exit meth_exit_module(void)
{
- unregister_netdev(meth_dev);
- free_netdev(meth_dev);
+ platform_driver_unregister(&meth_driver);
}
module_init(meth_init_module);
module_exit(meth_exit_module);
+
+MODULE_AUTHOR("Ilya Volynets <ilya@theIlya.com>");
+MODULE_DESCRIPTION("SGI O2 Builtin Fast Ethernet driver");
+MODULE_LICENSE("GPL");
git.openpandora.org / pandora-kernel.git / blobdiff