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Commit 7f5c6add authored by Xiao Jiang's avatar Xiao Jiang Committed by David S. Miller
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net/fec: add poll controller function for fec nic



Add poll controller function for fec nic.

Signed-off-by: default avatarXiao Jiang <jgq516@gmail.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent c7c83d1c
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+27 −0
Original line number Diff line number Diff line
@@ -242,6 +242,7 @@ struct fec_enet_private {
	int	link;
	int	full_duplex;
	struct	completion mdio_done;
	int	irq[FEC_IRQ_NUM];
};

/* FEC MII MMFR bits definition */
@@ -1363,6 +1364,29 @@ fec_set_mac_address(struct net_device *ndev, void *p)
	return 0;
}

#ifdef CONFIG_NET_POLL_CONTROLLER
/*
 * fec_poll_controller: FEC Poll controller function
 * @dev: The FEC network adapter
 *
 * Polled functionality used by netconsole and others in non interrupt mode
 *
 */
void fec_poll_controller(struct net_device *dev)
{
	int i;
	struct fec_enet_private *fep = netdev_priv(dev);

	for (i = 0; i < FEC_IRQ_NUM; i++) {
		if (fep->irq[i] > 0) {
			disable_irq(fep->irq[i]);
			fec_enet_interrupt(fep->irq[i], dev);
			enable_irq(fep->irq[i]);
		}
	}
}
#endif

static const struct net_device_ops fec_netdev_ops = {
	.ndo_open		= fec_enet_open,
	.ndo_stop		= fec_enet_close,
@@ -1373,6 +1397,9 @@ static const struct net_device_ops fec_netdev_ops = {
	.ndo_tx_timeout		= fec_timeout,
	.ndo_set_mac_address	= fec_set_mac_address,
	.ndo_do_ioctl		= fec_enet_ioctl,
#ifdef CONFIG_NET_POLL_CONTROLLER
	.ndo_poll_controller	= fec_poll_controller,
#endif
};

 /*