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Commit 545ffd58 authored by Rafael J. Wysocki's avatar Rafael J. Wysocki Committed by Jesse Barnes
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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: default avatarRafael J. Wysocki <rjw@sisk.pl>
Reported-and-tested-by: default avatarAlan Jenkins <alan-jenkins@tuffmail.co.uk>
Signed-off-by: default avatarJesse 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);

	}