Re: [PATCH] ACPI: resource: revert "Remove "Zen" specific match and quirks"

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On 2023-08-06 17:14, Hans de Goede wrote:
Commit a9c4a912b7dc ("ACPI: resource: Remove "Zen" specific match and
quirks") is causing keyboard problems for quite a log of AMD based
laptop users, leading to many bug reports.

Revert this change for now, until we can come up with
a better fix for the PS/2 IRQ trigger-type/polarity problems
on some x86 laptops.

Fixes: a9c4a912b7dc ("ACPI: resource: Remove "Zen" specific match and quirks")
Link: https://bugzilla.redhat.com/show_bug.cgi?id=2229165
Link: https://bugzilla.redhat.com/show_bug.cgi?id=2229317
Link: https://bugzilla.kernel.org/show_bug.cgi?id=217726

Other reports for various Lenovo laptops:
https://lore.kernel.org/all/596b9c4a-fb83-a8ab-3a44-6052d83fa546@xxxxxxxxxxxxxxxxxx/T/
https://bugzilla.kernel.org/show_bug.cgi?id=217718
https://bugzilla.kernel.org/show_bug.cgi?id=217731

Cc: Mario Limonciello <mario.limonciello@xxxxxxx>
Cc: Linux regressions mailing list <regressions@xxxxxxxxxxxxxxx>
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Hans de Goede <hdegoede@xxxxxxxxxx>

FWIW only reverting a9c4a912b7dc will also cause a regression because it did also fix the keyboard on some devices, see the links in its commit message.

Regards,
August Wikerfors



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