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pcnet_cs, axnet_cs: clear bogus interrupt before request_irq

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Signed-off-by: Komuro <komurojun-mbn@nifty.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
This commit is contained in:
Komuro 2008-06-07 21:37:56 +09:00 • committed by Jeff Garzik
parent 52cc30862a
commit 54299ef7e9
2 changed files with 5 additions and 0 deletions
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2
drivers/net/pcmcia/axnet_cs.c
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@ -525,12 +525,14 @@ static int axnet_open(struct net_device *dev)
int ret; int ret;
axnet_dev_t *info = PRIV(dev); axnet_dev_t *info = PRIV(dev);
struct pcmcia_device *link = info->p_dev; struct pcmcia_device *link = info->p_dev;
unsigned int nic_base = dev->base_addr;
DEBUG(2, "axnet_open('%s')\n", dev->name); DEBUG(2, "axnet_open('%s')\n", dev->name);
if (!pcmcia_dev_present(link)) if (!pcmcia_dev_present(link))
return -ENODEV; return -ENODEV;
outb_p(0xFF, nic_base + EN0_ISR); /* Clear bogus intr. */
ret = request_irq(dev->irq, ei_irq_wrapper, IRQF_SHARED, "axnet_cs", dev); ret = request_irq(dev->irq, ei_irq_wrapper, IRQF_SHARED, "axnet_cs", dev);
if (ret) if (ret)
return ret; return ret;

3
drivers/net/pcmcia/pcnet_cs.c
View file

@ -969,6 +969,7 @@ static int pcnet_open(struct net_device *dev)
int ret; int ret;
pcnet_dev_t *info = PRIV(dev); pcnet_dev_t *info = PRIV(dev);
struct pcmcia_device *link = info->p_dev; struct pcmcia_device *link = info->p_dev;
unsigned int nic_base = dev->base_addr;
DEBUG(2, "pcnet_open('%s')\n", dev->name); DEBUG(2, "pcnet_open('%s')\n", dev->name);
@ -976,6 +977,8 @@ static int pcnet_open(struct net_device *dev)
return -ENODEV; return -ENODEV;
set_misc_reg(dev); set_misc_reg(dev);
outb_p(0xFF, nic_base + EN0_ISR); /* Clear bogus intr. */
ret = request_irq(dev->irq, ei_irq_wrapper, IRQF_SHARED, dev_info, dev); ret = request_irq(dev->irq, ei_irq_wrapper, IRQF_SHARED, dev_info, dev);
if (ret) if (ret)
return ret; return ret;