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[PATCH] 3c59x PM fixes

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This patch adds some missing pci-related calls to the suspend and resume
routines of the 3c59x driver.  It also makes the driver free/request IRQ on
suspend/resume, in accordance with the proposal at:
http://lists.osdl.org/pipermail/linux-pm/2005-May/000955.html

Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Rafael J. Wysocki 2005-09-06 15:16:22 -07:00 committed by Linus Torvalds
parent d7ae79c72d
commit 5b039e681b
1 changed files with 17 additions and 1 deletions
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18
drivers/net/3c59x.c
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@ -973,6 +973,11 @@ static int vortex_suspend (struct pci_dev *pdev, pm_message_t state)
netif_device_detach(dev);
vortex_down(dev, 1);
}
pci_save_state(pdev);
pci_enable_wake(pdev, pci_choose_state(pdev, state), 0);
free_irq(dev->irq, dev);
pci_disable_device(pdev);
pci_set_power_state(pdev, pci_choose_state(pdev, state));
}
return 0;
}
@ -980,8 +985,19 @@ static int vortex_suspend (struct pci_dev *pdev, pm_message_t state)
static int vortex_resume (struct pci_dev *pdev)
{
struct net_device *dev = pci_get_drvdata(pdev);
struct vortex_private *vp = netdev_priv(dev);
if (dev && dev->priv) {
if (dev && vp) {
pci_set_power_state(pdev, PCI_D0);
pci_restore_state(pdev);
pci_enable_device(pdev);
pci_set_master(pdev);
if (request_irq(dev->irq, vp->full_bus_master_rx ?
&boomerang_interrupt : &vortex_interrupt, SA_SHIRQ, dev->name, dev)) {
printk(KERN_WARNING "%s: Could not reserve IRQ %d\n", dev->name, dev->irq);
pci_disable_device(pdev);
return -EBUSY;
}
if (netif_running(dev)) {
vortex_up(dev);
netif_device_attach(dev);