"Rafael J. Wysocki" <[email protected]> wrote:
>
> > > An unrelated problem is that USB host drivers (ohci-hcd, ehci-hcd) refuse to
> > > suspend. [Investigating ...]
> >
> > Me too.
> >
> > Try reverting reset-pci-device-state-to-unknown-after-disabled.patch.
>
> Heh, that actually helps. :-) Still I have no idea why is that so ...
Because some PCI drivers do pci_disable_device() before
pci_set_power_state(). pci_set_power_state() sees PCI_UNKNOWN and runs
away in terror.
Whether those drivers _should_ be setting the power state of a disabled
device is an open question...
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