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[netdevice] Allow devices to indicate that interrupts are not supported

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Signed-off-by: Michael Brown <mcb30@ipxe.org>
This commit is contained in:
Michael Brown
2011-01-25 14:16:11 +00:00
parent 7bf37147b3
commit 66caec3f00
2 changed files with 18 additions and 0 deletions
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4
src/net/netdevice.c
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@@ -542,6 +542,10 @@ void unregister_netdev ( struct net_device *netdev ) {
*/
void netdev_irq ( struct net_device *netdev, int enable ) {
/* Do nothing if device does not support interrupts */
if ( ! netdev_irq_supported ( netdev ) )
return;
/* Enable or disable device interrupts */
netdev->op->irq ( netdev, enable );