Re: [PATCH 2/2] ACPI: x86: s2idle: Stop using AMD specific codepath for Rembrandt+

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Am Thu, Dec 15, 2022 at 01:16:16PM -0600 schrieb Mario Limonciello:
> After we introduced a module parameter and quirk infrastructure for
> picking the Microsoft GUID over the SOC vendor GUID we discovered
> that lots and lots of systems are getting this wrong.
> 
> The table continues to grow, and is becoming unwieldy.
> 
> We don't really have any benefit to forcing vendors to populate the
> AMD GUID. This is just extra work, and more and more vendors seem
> to mess it up.  As the Microsoft GUID is used by Windows as well,
> it's very likely that it won't be messed up like this.
> 
> So drop all the quirks forcing it and the Rembrandt behavior. This
> means that Cezanne or later effectively only run the Microsoft GUID
> codepath with the exception of HP Elitebook 8*5 G9.
> 
> Fixes: fd894f05cf30 ("ACPI: x86: s2idle: If a new AMD _HID is missing assume Rembrandt")
> Cc: stable@xxxxxxxxxxxxxxx # 6.1
> Reported-by: Benjamin Cheng <ben@xxxxxxxxx>
> Reported-by: bilkow@xxxxxxxxxxxx
> Reported-by: Paul <paul@xxxxxxxxxx>
> Link: https://gitlab.freedesktop.org/drm/amd/-/issues/2292
> Link: https://bugzilla.kernel.org/show_bug.cgi?id=216768
> Signed-off-by: Mario Limonciello <mario.limonciello@xxxxxxx>

Reviewed-by: Philipp Zabel <philipp.zabel@xxxxxxxxx>
Tested-by: Philipp Zabel <philipp.zabel@xxxxxxxxx>

regards
Philipp



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