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Commit bd28bdb1 authored by Jon Smirl's avatar Jon Smirl Committed by Jeff Garzik
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[netdrvr] fec_mpc52xx: Implement polling, to make netconsole work.



Implement polling for 5200FEC to make netconsole work. Tested on
Phytec pcm030 and Efika.

Signed-off-by: default avatarJon Smirl <jonsmirl@gmail.com>
Signed-off-by: default avatarJeff Garzik <jgarzik@redhat.com>
parent bb0d215c
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+18 −0
Original line number Original line Diff line number Diff line
@@ -401,6 +401,21 @@ static int mpc52xx_fec_hard_start_xmit(struct sk_buff *skb, struct net_device *d
	return 0;
	return 0;
}
}


#ifdef CONFIG_NET_POLL_CONTROLLER
static void mpc52xx_fec_poll_controller(struct net_device *dev)
{
	struct mpc52xx_fec_priv *priv = netdev_priv(dev);

	disable_irq(priv->t_irq);
	mpc52xx_fec_tx_interrupt(priv->t_irq, dev);
	enable_irq(priv->t_irq);
	disable_irq(priv->r_irq);
	mpc52xx_fec_rx_interrupt(priv->r_irq, dev);
	enable_irq(priv->r_irq);
}
#endif


/* This handles BestComm transmit task interrupts
/* This handles BestComm transmit task interrupts
 */
 */
static irqreturn_t mpc52xx_fec_tx_interrupt(int irq, void *dev_id)
static irqreturn_t mpc52xx_fec_tx_interrupt(int irq, void *dev_id)
@@ -926,6 +941,9 @@ mpc52xx_fec_probe(struct of_device *op, const struct of_device_id *match)
	ndev->tx_timeout	= mpc52xx_fec_tx_timeout;
	ndev->tx_timeout	= mpc52xx_fec_tx_timeout;
	ndev->watchdog_timeo	= FEC_WATCHDOG_TIMEOUT;
	ndev->watchdog_timeo	= FEC_WATCHDOG_TIMEOUT;
	ndev->base_addr		= mem.start;
	ndev->base_addr		= mem.start;
#ifdef CONFIG_NET_POLL_CONTROLLER
	ndev->poll_controller = mpc52xx_fec_poll_controller;
#endif


	priv->t_irq = priv->r_irq = ndev->irq = NO_IRQ; /* IRQ are free for now */
	priv->t_irq = priv->r_irq = ndev->irq = NO_IRQ; /* IRQ are free for now */