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[PATCH] starfire: Implement suspend/resume 

This patch implements suspend and resume methods for the starfire driver. It
allows me to put my desktop PC with a starfire dual board into S4.

Signed-Off-By: Stefan Rompf <stefan@loplof.de>

Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
hifive-unleashed-5.1
Stefan Rompf 2006-01-17 22:52:51 +01:00 committed by Jeff Garzik
parent 0547993820
commit d4fbeabbc9
1 changed files with 36 additions and 0 deletions
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36
drivers/net/starfire.c
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@ -2084,6 +2084,38 @@ static int netdev_close(struct net_device *dev)
return 0;
}
#ifdef CONFIG_PM
static int starfire_suspend(struct pci_dev *pdev, pm_message_t state)
{
struct net_device *dev = pci_get_drvdata(pdev);
if (netif_running(dev)) {
netif_device_detach(dev);
netdev_close(dev);
}
pci_save_state(pdev);
pci_set_power_state(pdev, pci_choose_state(pdev,state));
return 0;
}
static int starfire_resume(struct pci_dev *pdev)
{
struct net_device *dev = pci_get_drvdata(pdev);
pci_set_power_state(pdev, PCI_D0);
pci_restore_state(pdev);
if (netif_running(dev)) {
netdev_open(dev);
netif_device_attach(dev);
}
return 0;
}
#endif /* CONFIG_PM */
static void __devexit starfire_remove_one (struct pci_dev *pdev)
{
@ -2115,6 +2147,10 @@ static struct pci_driver starfire_driver = {
.name = DRV_NAME,
.probe = starfire_init_one,
.remove = __devexit_p(starfire_remove_one),
#ifdef CONFIG_PM
.suspend = starfire_suspend,
.resume = starfire_resume,
#endif /* CONFIG_PM */
.id_table = starfire_pci_tbl,
};