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authorJon Smirl <jonsmirl@gmail.com>2008-10-18 11:40:59 +0000
committerJeff Garzik <jgarzik@redhat.com>2008-10-22 07:26:49 -0400
commitbd28bdb18f1028f8f0a3f83291336529b2cb5b7a (patch)
treee23f0e510f164ab0b802fe3be82a2558b9ee5d34 /drivers
parentbb0d215c8f970345746129d4c110159b099e032f (diff)
downloadlinux-bd28bdb18f1028f8f0a3f83291336529b2cb5b7a.tar.gz
linux-bd28bdb18f1028f8f0a3f83291336529b2cb5b7a.tar.xz
[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>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/fec_mpc52xx.c18
1 files changed, 18 insertions, 0 deletions
diff --git a/drivers/net/fec_mpc52xx.c b/drivers/net/fec_mpc52xx.c
index 4e4f68304e82..aec3b97e794d 100644
--- a/drivers/net/fec_mpc52xx.c
+++ b/drivers/net/fec_mpc52xx.c
@@ -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 */