linux-kernel - Re: [PATCH 0/4] Fixups for s2idle on ASUS Rembrandt laptop

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Date:   Mon, 19 Sep 2022 10:17:31 +1200
From:   Luke Jones <luke@...nes.dev>
To:     Mario Limonciello <mario.limonciello@....com>,
        Philipp Zabel <philipp.zabel@...il.com>
Cc:     "rafael@...nel.org" <rafael@...nel.org>,
        "catalin@...ebit.com" <catalin@...ebit.com>,
        "S-k, Shyam-sundar" <Shyam-sundar.S-k@....com>,
        Len Brown <lenb@...nel.org>,
        "linux-acpi@...r.kernel.org" <linux-acpi@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 0/4] Fixups for s2idle on ASUS Rembrandt laptop

On Sun, 2022-09-18 at 14:46 -0500, Mario Limonciello wrote:
> On 9/18/22 03:37, Luke Jones wrote:
> > Hi,
> > 
> > On Mon, 2022-09-12 at 17:06 +0200, Philipp Zabel wrote:
> > > Am Mon, Sep 12, 2022 at 02:58:51PM +0000 schrieb Limonciello,
> > > Mario:
> > > > [AMD Official Use Only - General]
> > > > 
> > > > 
> > > > 
> > > > > -----Original Message-----
> > > > > From: Philipp Zabel <philipp.zabel@...il.com>
> > > > > Sent: Monday, September 12, 2022 09:57
> > > > > To: Limonciello, Mario <Mario.Limonciello@....com>
> > > > > Cc: rafael@...nel.org; catalin@...ebit.com; S-k, Shyam-sundar
> > > > > <Shyam-
> > > > > sundar.S-k@....com>; Len Brown <lenb@...nel.org>; linux-
> > > > > acpi@...r.kernel.org; linux-kernel@...r.kernel.org
> > > > > Subject: Re: [PATCH 0/4] Fixups for s2idle on ASUS Rembrandt
> > > > > laptop
> > > > > 
> > > > > Hi Mario,
> > > > > 
> > > > > Am Fri, Sep 09, 2022 at 01:05:05PM -0500 schrieb Mario
> > > > > Limonciello:
> > > > > > It was reported that an ASUS Rembrandt laptop has problems
> > > > > > with
> > > > > seemingly
> > > > > > unrelated ACPI events after resuming from s2idle. Debugging
> > > > > > the
> > > > > > issue
> > > > > > proved it's because ASUS has ASL that is only called when
> > > > > > using
> > > > > > the
> > > > > > Microsoft GUID, not the AMD GUID.
> > > > > > 
> > > > > > This is a bug from ASUS firmware but this series reworks
> > > > > > the
> > > > > > s2idle
> > > > > > handling for AMD to allow accounting for this in a quirk.
> > > > > > 
> > > > > > Additionally as this is a problem that may pop up again on
> > > > > > other models
> > > > > > add a module parameter that can be used to try the
> > > > > > Microsoft
> > > > > > GUID on a
> > > > > > given system.
> > > > > 
> > > > > thank you, these also helped on an ASUS ROG Zephyrus G14
> > > > > (2022)
> > > > > with
> > > > > BIOS version GA402RJ.313. Patches 1-3
> > > > > 
> > > > > Tested-by: Philipp Zabel <philipp.zabel@...il.com> # GA402RJ
> > > > 
> > > > Did you use acpi.prefer_microsoft_guid=1 for your system then
> > > > too?
> > > > 
> > > > If so, I should re-spin this series to add your system's quirk
> > > > to
> > > > patch 4.
> > > 
> > > Yes. I also tested with the following diff applied instead of the
> > > module
> > > parameter:
> > > 
> > > ----------8<----------
> > > diff --git a/drivers/acpi/x86/s2idle.c
> > > b/drivers/acpi/x86/s2idle.c
> > > index 6a2c94fdbeae..a247560e31de 100644
> > > --- a/drivers/acpi/x86/s2idle.c
> > > +++ b/drivers/acpi/x86/s2idle.c
> > > @@ -420,6 +420,14 @@ static const struct dmi_system_id
> > > s2idle_dmi_table[] __initconst = {
> > >                          DMI_MATCH(DMI_PRODUCT_NAME, "ASUS TUF
> > > Gaming
> > > A17"),
> > >                  },
> > >          },
> > > +       {
> > > +               /* ASUS ROG Zephyrus G14 (2022) */
> > > +               .callback = lps0_prefer_microsoft,
> > > +               .matches = {
> > > +                       DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK
> > > COMPUTER
> > > INC."),
> > > +                       DMI_MATCH(DMI_PRODUCT_NAME, "ROG Zephyrus
> > > G14
> > > GA402"),
> > 
> > Just a note, this needs to be `ROG Zephyrus G14 GA402R` or this
> > will
> > catch the GA402Q series as well which doesn't require this quirk.
> > In general the model numbering goes
> > <Range><Model><Generation><Graphics>, So for my old G14
> > <GA><402<Q><M>.
> > Or for example a ROG Strix machine <G><513><Q><Y>
> > 
> 
> What _HID is used?  From your description GA402"Q" is Cezanne
> generation 
> right? Can you please share the acpidump for me to confirm what is 
> happening and if it's expected?

Sure, dumps are here -
https://gitlab.com/asus-linux/reverse-engineering/-/tree/master/ga401qm/408-fw

That repo is a bit haphazard as info tends to get collected
sporadically when issues arise, but it may be of use for you for other
things. I'll try to clean it up some.

> 
> > I don't know of any others that may need this quirk.
> > 
> > > +               },
> > > +       },
> > >          {}
> > >   };
> > >   
> > > ---------->8----------
> > > 
> > > The full DMI Product Name is "ROG Zephyrus G14 GA402RJ_GA402RJ",
> > > but
> > > there is also a near-identical higher spec model GA402RK.
> > > 
> > > regards
> > > Philipp
> > 
>