On Tue, 2016-10-11 at 10:37 +0200, Ingo Molnar wrote:
> * Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx> wrote:
>
> >
> > On Sun, 2016-10-09 at 14:46 +0200, Lukas Wunner wrote:
> > >
> > > Commit cc7cc02bada8 ("PCI: Query platform firmware for device
> > > power
> > > state") augmented struct pci_platform_pm_ops with a ->get_state
> > > hook
> > > and
> > > implemented it for acpi_pci_platform_pm, the only
> > > pci_platform_pm_ops
> > > existing till v4.7.
> > >
> > > However v4.8 introduced another pci_platform_pm_ops for Intel
> > > Mobile
> > > Internet Devices with commit 5823d0893ec2 ("x86/platform/intel-
> > > mid:
> > > Add
> > > Power Management Unit driver"). It is missing the ->get_state
> > > hook,
> > > which is fatal since pci_set_platform_pm() enforces its presence.
> > >
> > > Retrofit mid_pci_platform_pm with the missing callback to fix the
> > > breakage.
> > >
> >
> > +Ingo.
> >
> > I guess it should go via tip/x86/urgent tree.
>
> Can do, if Bjorn is fine with it as well - the patch is touching
> drivers/pci/pci-mid.c.
Bjorn, we are at 4.9-rc1 already and it has this regression. Can you,
please, ACK it?
--
Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
Intel Finland Oy
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