const unsigned char *buf, int start_page);
static int wd_close(struct net_device *dev);
-\f
+
#define WD_START_PG 0x00 /* First page of TX buffer */
#define WD03_STOP_PG 0x20 /* Last page +1 of RX ring */
#define WD13_STOP_PG 0x40 /* Last page +1 of RX ring */
#define WD_NIC_OFFSET 16 /* Offset to the 8390 from the base_addr. */
#define WD_IO_EXTENT 32
-\f
+
/* Probe for the WD8003 and WD8013. These cards have the station
address PROM at I/O ports <base>+8 to <base>+13, with a checksum
following. A Soundblaster can have the same checksum as an WDethercard,
if ( r == NULL)
return -EBUSY;
i = wd_probe1(dev, base_addr);
- if (i != 0)
+ if (i != 0)
release_region(base_addr, WD_IO_EXTENT);
else
r->name = dev->name;
return -ENODEV;
}
-static void cleanup_card(struct net_device *dev)
-{
- free_irq(dev->irq, dev);
- release_region(dev->base_addr - WD_NIC_OFFSET, WD_IO_EXTENT);
- iounmap(ei_status.mem);
-}
-
#ifndef MODULE
struct net_device * __init wd_probe(int unit)
{
err = do_wd_probe(dev);
if (err)
goto out;
- err = register_netdev(dev);
- if (err)
- goto out1;
return dev;
-out1:
- cleanup_card(dev);
out:
free_netdev(dev);
return ERR_PTR(err);
static int __init wd_probe1(struct net_device *dev, int ioaddr)
{
int i;
+ int err;
int checksum = 0;
int ancient = 0; /* An old card without config registers. */
int word16 = 0; /* 0 = 8 bit, 1 = 16 bit */
a reliable way to trigger an interrupt. */
outb_p(E8390_NODMA + E8390_STOP, nic_addr);
outb(0x00, nic_addr+EN0_IMR); /* Disable all intrs. */
-
+
irq_mask = probe_irq_on();
outb_p(0xff, nic_addr + EN0_IMR); /* Enable all interrupts. */
outb_p(0x00, nic_addr + EN0_RCNTLO);
outb(E8390_RREAD+E8390_START, nic_addr); /* Trigger it... */
mdelay(20);
dev->irq = probe_irq_off(irq_mask);
-
+
outb_p(0x00, nic_addr+EN0_IMR); /* Mask all intrs. again. */
if (ei_debug > 2)
outb(inb(ioaddr+4)|0x80, ioaddr+4);
#endif
- return 0;
+ err = register_netdev(dev);
+ if (err)
+ free_irq(dev->irq, dev);
+ return err;
}
static int
return 0;
}
-\f
+
#ifdef MODULE
#define MAX_WD_CARDS 4 /* Max number of wd cards per module */
static struct net_device *dev_wd[MAX_WD_CARDS];
/* This is set up so that only a single autoprobe takes place per call.
ISA device autoprobes on a running machine are not recommended. */
-int
-init_module(void)
+
+int __init init_module(void)
{
struct net_device *dev;
int this_dev, found = 0;
dev->mem_start = mem[this_dev];
dev->mem_end = mem_end[this_dev];
if (do_wd_probe(dev) == 0) {
- if (register_netdev(dev) == 0) {
- dev_wd[found++] = dev;
- continue;
- }
- cleanup_card(dev);
+ dev_wd[found++] = dev;
+ continue;
}
free_netdev(dev);
printk(KERN_WARNING "wd.c: No wd80x3 card found (i/o = 0x%x).\n", io[this_dev]);
return -ENXIO;
}
-void
+static void cleanup_card(struct net_device *dev)
+{
+ free_irq(dev->irq, dev);
+ release_region(dev->base_addr - WD_NIC_OFFSET, WD_IO_EXTENT);
+ iounmap(ei_status.mem);
+}
+
+void __exit
cleanup_module(void)
{
int this_dev;