[PATCH] (6/23) sk98: add netpoll console support

[Stephen Hemminger <shemminger@xxxxxxxx>]

Add netpoll console support

From: Michal Schmidt <xschmi00@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Stephen Hemminger <shemminger@xxxxxxxx>

diff -Nru a/drivers/net/sk98lin/skge.c b/drivers/net/sk98lin/skge.c
--- a/drivers/net/sk98lin/skge.c        2004-11-03 14:08:32 -08:00
+++ b/drivers/net/sk98lin/skge.c        2004-11-03 14:08:32 -08:00
@@ -1125,6 +1125,24 @@
                return SkIsrRetHandled;
 } /* SkGeIsrOnePort */
 
+#ifdef CONFIG_NET_POLL_CONTROLLER
+/****************************************************************************
+ *
+ *     SkGePollController - polling receive, for netconsole
+ *
+ * Description:
+ *     Polling receive - used by netconsole and other diagnostic tools
+ *     to allow network i/o with interrupts disabled.
+ *
+ * Returns: N/A
+ */
+static void SkGePollController(struct net_device *dev)
+{
+       disable_irq(dev->irq);
+       SkGeIsr(dev->irq, dev, NULL);
+       enable_irq(dev->irq);
+}
+#endif
 
 /****************************************************************************
  *
@@ -4928,6 +4946,9 @@
        dev->set_mac_address =  &SkGeSetMacAddr;
        dev->do_ioctl =         &SkGeIoctl;
        dev->change_mtu =       &SkGeChangeMtu;
+#ifdef CONFIG_NET_POLL_CONTROLLER
+       dev->poll_controller =  &SkGePollController;
+#endif
        dev->flags &=           ~IFF_RUNNING;
        SET_NETDEV_DEV(dev, &pdev->dev);