mirrors
/
linux-stable
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
1
0
Fork 0
Code Issues Releases Wiki Activity

[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: Jon Smirl <jonsmirl@gmail.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
This commit is contained in:
Jon Smirl 2008-10-18 11:40:59 +00:00 committed by Jeff Garzik
parent bb0d215c8f
commit bd28bdb18f
1 changed files with 18 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

18
drivers/net/fec_mpc52xx.c
View File

@ -401,6 +401,21 @@ static int mpc52xx_fec_hard_start_xmit(struct sk_buff *skb, struct net_device *d
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
*/
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->watchdog_timeo = FEC_WATCHDOG_TIMEOUT;
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 */