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authorKomuro <komurojun-mbn@nifty.com>2008-06-07 21:37:56 +0900
committerJeff Garzik <jgarzik@redhat.com>2008-06-27 01:28:21 -0400
commit54299ef7e9ae4b5d47b02f3abea168cdc62a6f70 (patch)
tree8f271804bf406e6ebc2eda0249068232170006d1 /drivers/net/pcmcia
parent52cc30862a8f90c98be8eb527d00e5e06d398b22 (diff)
downloadlinux-54299ef7e9ae4b5d47b02f3abea168cdc62a6f70.tar.bz2
pcnet_cs, axnet_cs: clear bogus interrupt before request_irq
Signed-off-by: Komuro <komurojun-mbn@nifty.com> Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
Diffstat (limited to 'drivers/net/pcmcia')
-rw-r--r--drivers/net/pcmcia/axnet_cs.c2
-rw-r--r--drivers/net/pcmcia/pcnet_cs.c3
2 files changed, 5 insertions, 0 deletions
diff --git a/drivers/net/pcmcia/axnet_cs.c b/drivers/net/pcmcia/axnet_cs.c
index ce95c5d168fe..70d012e90dcf 100644
--- a/drivers/net/pcmcia/axnet_cs.c
+++ b/drivers/net/pcmcia/axnet_cs.c
@@ -525,12 +525,14 @@ static int axnet_open(struct net_device *dev)
int ret;
axnet_dev_t *info = PRIV(dev);
struct pcmcia_device *link = info->p_dev;
+ unsigned int nic_base = dev->base_addr;
DEBUG(2, "axnet_open('%s')\n", dev->name);
if (!pcmcia_dev_present(link))
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);
if (ret)
return ret;
diff --git a/drivers/net/pcmcia/pcnet_cs.c b/drivers/net/pcmcia/pcnet_cs.c
index fd8158a86f64..2d4c4ad89b8d 100644
--- a/drivers/net/pcmcia/pcnet_cs.c
+++ b/drivers/net/pcmcia/pcnet_cs.c
@@ -969,6 +969,7 @@ static int pcnet_open(struct net_device *dev)
int ret;
pcnet_dev_t *info = PRIV(dev);
struct pcmcia_device *link = info->p_dev;
+ unsigned int nic_base = dev->base_addr;
DEBUG(2, "pcnet_open('%s')\n", dev->name);
@@ -976,6 +977,8 @@ static int pcnet_open(struct net_device *dev)
return -ENODEV;
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);
if (ret)
return ret;