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smsc9420: add netpoll support
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Signed-off-by: Steve Glendinning <steve.glendinning@smsc.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Steve Glendinning authored and David S. Miller committed Dec 13, 2008
1 parent 1757ab2 commit e312674
Showing 1 changed file with 12 additions and 0 deletions.
12 changes: 12 additions & 0 deletions drivers/net/smsc9420.c
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Original file line number Diff line number Diff line change
Expand Up @@ -550,6 +550,15 @@ static irqreturn_t smsc9420_isr(int irq, void *dev_id)
return ret;
}

#ifdef CONFIG_NET_POLL_CONTROLLER
static void smsc9420_poll_controller(struct net_device *dev)
{
disable_irq(dev->irq);
smsc9420_isr(0, dev);
enable_irq(dev->irq);
}
#endif /* CONFIG_NET_POLL_CONTROLLER */

static void smsc9420_dmac_soft_reset(struct smsc9420_pdata *pd)
{
smsc9420_reg_write(pd, BUS_MODE, BUS_MODE_SWR_);
Expand Down Expand Up @@ -1418,6 +1427,9 @@ static const struct net_device_ops smsc9420_netdev_ops = {
.ndo_set_multicast_list = smsc9420_set_multicast_list,
.ndo_do_ioctl = smsc9420_do_ioctl,
.ndo_validate_addr = eth_validate_addr,
#ifdef CONFIG_NET_POLL_CONTROLLER
.ndo_poll_controller = smsc9420_poll_controller,
#endif /* CONFIG_NET_POLL_CONTROLLER */
};

static int __devinit
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