Re: [PATCH 0/2] platform/x86: Add ACPI quickstart button driver

["Dennis Nezic" <dennisn@dennisn.mooo.com>]

On 01 Feb 15:44, Hans de Goede wrote:
> Hi Dennis,
> 
> On 2/1/24 15:09, Dennis Nezic wrote:
> > On 31 Jan 18:36, Armin Wolf wrote:
> >> Am 31.01.24 um 18:17 schrieb Dennis Nezic:
> >>
> >>> On 31 Jan 18:07, Armin Wolf wrote:
> >>>> The issue is that you machine does not support runtime button events on the quickstart button,
> >>>> only wake events.
> >>>>
> >>>> Can you check if you can now use the unresponsive button to wake the system?
> >>> Nope, only the main power button can wake it from a sleep state, those
> >>> quickstart buttons do nothing.
> >>
> >> Can you check if this is still the case when you configure the PNP0C32 ACPI device to be able
> >> to generate wakeup events (from S5, S4 and S3)?
> >> Maybe you should unload the quickstart driver for this test.
> >>
> >> If the button still does nothing, then it could be that the quickstart device is not handling
> >> this button. Then we need some new ideas.
> > 
> > Yea I don't think quickstart/hp-wmi is handling it. As I said, the
> > behavior is exactly the same as if I didn't have it compiled at all.
> > 
> > I enabled it via /proc/acpi/wakeup (it was disabled initially) (the
> > S-state in that file only mentions S5, but I guess that should include
> > all the less sleepy states too). No effect. I tried with and without the
> > quickstart device.
> 
> Perhaps this is simply a hw defect, have you seen the button
> working under Windows? Maybe at some point some liquid
> got inside the keyboard around that button?

Unlikely. I have 2 of these laptops, same behavior. Never saw them with
Windows.

> The main keyboard buttons are typically membrane style buttons.
> 
> But extra media keys might be more remote control style, where
> there are not rubber domes beneath hard plastic keys, but the
> keys themselves are rubber, with some carbon conductor on
> the bottom and they directly connect 2 copper pads on the PCB.
>
> These remote style buttons are quite sensitive to dirt getting
> underneath (just like the buttons in a typical TV remote).
> 
> Assuming you can get things disassembled easily you may want
> to try and clean things.

These ones are more like a phone touchscreen ... it's just a long solid
plastic sheet, no distinct edges (annoying), with leds underneath. All
the led's get illuminated when touched, even this mysterious "info" key.