* net_device_stats
* * introduced tx_timeout function
* * reworked locking
+ *
+ * 01-Jul-2005 Ben Dooks <ben@simtec.co.uk>
+ * * fixed spinlock call without pointer
+ * * ensure spinlock is initialised
*/
#include <linux/module.h>
#include <linux/etherdevice.h>
#include <linux/init.h>
#include <linux/skbuff.h>
-#include <linux/version.h>
#include <linux/spinlock.h>
#include <linux/crc32.h>
#include <linux/mii.h>
#include <linux/dm9000.h>
#include <linux/delay.h>
+#include <linux/platform_device.h>
#include <asm/delay.h>
#include <asm/irq.h>
} board_info_t;
/* function declaration ------------------------------------- */
-static int dm9000_probe(struct device *);
+static int dm9000_probe(struct platform_device *);
static int dm9000_open(struct net_device *);
static int dm9000_start_xmit(struct sk_buff *, struct net_device *);
static int dm9000_stop(struct net_device *);
-static int dm9000_do_ioctl(struct net_device *, struct ifreq *, int);
static void dm9000_timer(unsigned long);
static void dm9000_inblk_8bit(void __iomem *reg, void *data, int count)
{
- readsb(reg, data, count+1);
+ readsb(reg, data, count);
}
/* Save previous register address */
reg_save = readb(db->io_addr);
- spin_lock_irqsave(db->lock,flags);
+ spin_lock_irqsave(&db->lock,flags);
netif_stop_queue(dev);
dm9000_reset(db);
/* Restore previous register address */
writeb(reg_save, db->io_addr);
- spin_unlock_irqrestore(db->lock,flags);
+ spin_unlock_irqrestore(&db->lock,flags);
}
}
if (db->addr_res != NULL) {
- release_resource(db->data_req);
+ release_resource(db->addr_res);
kfree(db->addr_req);
}
}
* Search DM9000 board, allocate space and register it
*/
static int
-dm9000_probe(struct device *dev)
+dm9000_probe(struct platform_device *pdev)
{
- struct platform_device *pdev = to_platform_device(dev);
struct dm9000_plat_data *pdata = pdev->dev.platform_data;
struct board_info *db; /* Point a board information structure */
struct net_device *ndev;
int i;
u32 id_val;
- printk(KERN_INFO "%s Ethernet Driver\n", CARDNAME);
-
/* Init network device */
ndev = alloc_etherdev(sizeof (struct board_info));
if (!ndev) {
}
SET_MODULE_OWNER(ndev);
- SET_NETDEV_DEV(ndev, dev);
+ SET_NETDEV_DEV(ndev, &pdev->dev);
PRINTK2("dm9000_probe()");
db = (struct board_info *) ndev->priv;
memset(db, 0, sizeof (*db));
+ spin_lock_init(&db->lock);
+
if (pdev->num_resources < 2) {
ret = -ENODEV;
goto out;
ndev->stop = &dm9000_stop;
ndev->get_stats = &dm9000_get_stats;
ndev->set_multicast_list = &dm9000_hash_table;
- ndev->do_ioctl = &dm9000_do_ioctl;
#ifdef DM9000_PROGRAM_EEPROM
program_eeprom(db);
printk("%s: Invalid ethernet MAC address. Please "
"set using ifconfig\n", ndev->name);
- dev_set_drvdata(dev, ndev);
+ platform_set_drvdata(pdev, ndev);
ret = register_netdev(ndev);
if (ret == 0) {
/* set and active a timer process */
init_timer(&db->timer);
- db->timer.expires = DM9000_TIMER_WUT * 2;
+ db->timer.expires = DM9000_TIMER_WUT;
db->timer.data = (unsigned long) dev;
db->timer.function = &dm9000_timer;
add_timer(&db->timer);
return &db->stats;
}
-/*
- * Process the upper socket ioctl command
- */
-static int
-dm9000_do_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
-{
- PRINTK1("entering %s\n",__FUNCTION__);
- return 0;
-}
/*
* A periodic timer routine
{
struct net_device *dev = (struct net_device *) data;
board_info_t *db = (board_info_t *) dev->priv;
- u8 reg_save;
- unsigned long flags;
PRINTK3("dm9000_timer()\n");
- spin_lock_irqsave(db->lock,flags);
- /* Save previous register address */
- reg_save = readb(db->io_addr);
-
mii_check_media(&db->mii, netif_msg_link(db), 0);
- /* Restore previous register address */
- writeb(reg_save, db->io_addr);
- spin_unlock_irqrestore(db->lock,flags);
-
/* Set timer again */
db->timer.expires = DM9000_TIMER_WUT;
add_timer(&db->timer);
{
board_info_t *db = (board_info_t *) dev->priv;
unsigned long flags;
+ unsigned int reg_save;
int ret;
spin_lock_irqsave(&db->lock,flags);
+
+ /* Save previous register address */
+ reg_save = readb(db->io_addr);
+
/* Fill the phyxcer register into REG_0C */
iow(db, DM9000_EPAR, DM9000_PHY | reg);
/* The read data keeps on REG_0D & REG_0E */
ret = (ior(db, DM9000_EPDRH) << 8) | ior(db, DM9000_EPDRL);
+ /* restore the previous address */
+ writeb(reg_save, db->io_addr);
+
spin_unlock_irqrestore(&db->lock,flags);
return ret;
{
board_info_t *db = (board_info_t *) dev->priv;
unsigned long flags;
+ unsigned long reg_save;
spin_lock_irqsave(&db->lock,flags);
+ /* Save previous register address */
+ reg_save = readb(db->io_addr);
+
/* Fill the phyxcer register into REG_0C */
iow(db, DM9000_EPAR, DM9000_PHY | reg);
udelay(500); /* Wait write complete */
iow(db, DM9000_EPCR, 0x0); /* Clear phyxcer write command */
+ /* restore the previous address */
+ writeb(reg_save, db->io_addr);
+
spin_unlock_irqrestore(&db->lock,flags);
}
static int
-dm9000_drv_suspend(struct device *dev, u32 state, u32 level)
+dm9000_drv_suspend(struct platform_device *dev, pm_message_t state)
{
- struct net_device *ndev = dev_get_drvdata(dev);
+ struct net_device *ndev = platform_get_drvdata(dev);
- if (ndev && level == SUSPEND_DISABLE) {
+ if (ndev) {
if (netif_running(ndev)) {
netif_device_detach(ndev);
dm9000_shutdown(ndev);
}
static int
-dm9000_drv_resume(struct device *dev, u32 level)
+dm9000_drv_resume(struct platform_device *dev)
{
- struct net_device *ndev = dev_get_drvdata(dev);
+ struct net_device *ndev = platform_get_drvdata(dev);
board_info_t *db = (board_info_t *) ndev->priv;
- if (ndev && level == RESUME_ENABLE) {
+ if (ndev) {
if (netif_running(ndev)) {
dm9000_reset(db);
}
static int
-dm9000_drv_remove(struct device *dev)
+dm9000_drv_remove(struct platform_device *pdev)
{
- struct platform_device *pdev = to_platform_device(dev);
- struct net_device *ndev = dev_get_drvdata(dev);
+ struct net_device *ndev = platform_get_drvdata(pdev);
- dev_set_drvdata(dev, NULL);
+ platform_set_drvdata(pdev, NULL);
unregister_netdev(ndev);
dm9000_release_board(pdev, (board_info_t *) ndev->priv);
return 0;
}
-static struct device_driver dm9000_driver = {
- .name = "dm9000",
- .bus = &platform_bus_type,
+static struct platform_driver dm9000_driver = {
.probe = dm9000_probe,
.remove = dm9000_drv_remove,
.suspend = dm9000_drv_suspend,
.resume = dm9000_drv_resume,
+ .driver = {
+ .name = "dm9000",
+ },
};
static int __init
dm9000_init(void)
{
- return driver_register(&dm9000_driver); /* search board and register */
+ printk(KERN_INFO "%s Ethernet Driver\n", CARDNAME);
+
+ return platform_driver_register(&dm9000_driver); /* search board and register */
}
static void __exit
dm9000_cleanup(void)
{
- driver_unregister(&dm9000_driver);
+ platform_driver_unregister(&dm9000_driver);
}
module_init(dm9000_init);