Commit 545ffd58 authored Jan 22, 2009 by Rafael J. Wysocki Committed by Jesse Barnes Jan 27, 2009

PCI PM: Fix hibernation breakage on EeePC 701

Hibernation breaks on EeePC 701 as a result of attempting to put one
of its (driverless) devices into a low power state. Avoid that by
not attepmting to power manage driverless devices during hibernation.

Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl>
Reported-and-tested-by: Alan Jenkins <alan-jenkins@tuffmail.co.uk>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>

parent 57064d21

drivers/pci/pci-driver.c

+4 −1

Original line number	Diff line number	Diff line
		@@ -669,7 +669,10 @@ static int pci_pm_poweroff(struct device *dev)
		if (pci_has_legacy_pm_support(pci_dev))
		return pci_legacy_suspend(dev, PMSG_HIBERNATE);

		if (drv && drv->pm && drv->pm->poweroff) {
		if (!drv \|\| !drv->pm)
		return 0;

		if (drv->pm->poweroff) {
		error = drv->pm->poweroff(dev);
		suspend_report_result(drv->pm->poweroff, error);
		}