[Bug 221383] ideapad_laptop: Fn hotkeys stop emitting after s2idle resume on IdeaPad Slim 3 14ARP10 (Ryzen 7735HS)

[bugzilla-daemon@kernel.org]

https://bugzilla.kernel.org/show_bug.cgi?id=221383

--- Comment #32 from Mario Limonciello (AMD) (mario.limonciello@amd.com) ---
> My understanding is that these functions are pretty much the last thing
> happening before suspend / after resume, so probably not much should be
> happening?

Turn on dynamic debug for the ACPI EC module in drivers/acpi/ec.c.

> The PS2/i8042/atkbd traffic isn't much different, except of course after
> resume it starts a bit later now, and the functions called after resume
> (resetting the controller etc) succeed without any additional hacks in atkbd
> or PS/2 code.

OK - more likely EC then.

> Right now those sleeps are always done, I'll make them optional via a module
> option and maybe a hardware quirk list later.

How about if you just do the 2.5s one every time on way down, is that good
enough?  It would be a lot easier to quirk (you can just add a new condition).

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