[Intel-gfx] [PATCH 5/5] ACPI: Tie ACPI backlight devices to PCI devices if possible

[Matthew Garrett]

On Sun, Feb 06, 2011 at 09:35:07PM +0100, Rafael J. Wysocki wrote:
> > +		acpi_get_parent(device->dev->handle, &acpi_parent);
> > +
> > +		pdev = acpi_get_pci_dev(acpi_parent);
> > +		if (pdev) {
> > +			parent = &pdev->dev;
> > +			pci_dev_put(pdev);
> > +		}
> 
> I'm afraid you can't do that or suspend problems will happen.

Ugh. Ok, how can we fix this?

-- 
Matthew Garrett | mjg59 at srcf.ucam.org