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[PATCH] 8139cp - add netpoll support 

Patch adds netpoll support to the 8139cp driver.
  The patch needs some tests because I have no NIC of this type for testing.
  
  Applies against linux-2.6.9-rc2-mm3
  
  Signed-off-by: Steffen Klassert <klassert@mathematik.tu-chemnitz.de>
hifive-unleashed-5.1
Steffen Klassert 2005-05-12 19:34:31 -04:00 committed by Jeff Garzik
parent e21ba28262
commit 7502cd1058
1 changed files with 19 additions and 0 deletions
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19
drivers/net/8139cp.c
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@ -398,6 +398,9 @@ struct cp_private {
static void __cp_set_rx_mode (struct net_device *dev);
static void cp_tx (struct cp_private *cp);
static void cp_clean_rings (struct cp_private *cp);
#ifdef CONFIG_NET_POLL_CONTROLLER
static void cp_poll_controller(struct net_device *dev);
#endif
static struct pci_device_id cp_pci_tbl[] = {
{ PCI_VENDOR_ID_REALTEK, PCI_DEVICE_ID_REALTEK_8139,
@ -692,6 +695,19 @@ cp_interrupt (int irq, void *dev_instance, struct pt_regs *regs)
return IRQ_HANDLED;
}
#ifdef CONFIG_NET_POLL_CONTROLLER
/*
* Polling receive - used by netconsole and other diagnostic tools
* to allow network i/o with interrupts disabled.
*/
static void cp_poll_controller(struct net_device *dev)
{
disable_irq(dev->irq);
cp_interrupt(dev->irq, dev, NULL);
enable_irq(dev->irq);
}
#endif
static void cp_tx (struct cp_private *cp)
{
unsigned tx_head = cp->tx_head;
@ -1763,6 +1779,9 @@ static int cp_init_one (struct pci_dev *pdev, const struct pci_device_id *ent)
dev->get_stats = cp_get_stats;
dev->do_ioctl = cp_ioctl;
dev->poll = cp_rx_poll;
#ifdef CONFIG_NET_POLL_CONTROLLER
dev->poll_controller = cp_poll_controller;
#endif
dev->weight = 16; /* arbitrary? from NAPI_HOWTO.txt. */
#ifdef BROKEN
dev->change_mtu = cp_change_mtu;