Re: [PATCH] platform/x86: intel_int0002_vgpio: Implement irq_set_wake

From: Andy Shevchenko
Date: Fri Feb 01 2019 - 18:25:47 EST


On Sat, Feb 2, 2019 at 12:52 AM Hans de Goede <hdegoede@xxxxxxxxxx> wrote:
> On 1/31/19 8:47 PM, Maxim Mikityanskiy wrote:
> > On Mon, Sep 24, 2018 at 5:37 PM Hans de Goede <hdegoede@xxxxxxxxxx> wrote:
> >>
> >> We were relying on the interrupt being shared with the ACPI SCI and the
> >> ACPI core calling irq_set_wake. But that does not always happen on
> >> Bay Trail devices, so we should do it ourselves.
> >>
> >> This fixes wake from USB not working on various Bay Trail devices.
> >
> > This patch breaks suspend on ASUS E202SA (bisecting pointed me to this
> > patch, and if I revert it and build 4.20.5 without this patch,
> > everything works flawlessly).
>
> Thank you for the bug report, can you please test 4.20.5 with the attached
> patch on top? That should fix it. Once I've confirmation that this fixes
> things I will submit the patch upstream.

Thanks for fast reply, Hans!

I looked at the patch and would propose one modification, i.e. use
INTEL_CPU_FAM6() macro instead of ICPU().

--
With Best Regards,
Andy Shevchenko