linux-kernel - Re: [PATCH 4/4] platform/x86: lg-laptop: Use ACPI device handle when evaluating WMAB/WMBB

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Date: Tue, 18 Jun 2024 14:58:54 +0300 (EEST)
From: Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
To: Armin Wolf <W_Armin@....de>
cc: matan@...alib.org, agathe@...tmy.com, Hans de Goede <hdegoede@...hat.com>, 
    platform-driver-x86@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 4/4] platform/x86: lg-laptop: Use ACPI device handle when
 evaluating WMAB/WMBB

On Fri, 7 Jun 2024, Armin Wolf wrote:

> On the LG Gram 16Z90S, the WMAB and WMBB ACPI methods are not mapped
> under \XINI, but instead are mapped under \_SB.XINI.
> 
> The reason for this is that the LGEX0820 ACPI device used by this
> driver is mapped at \_SB.XINI, so the ACPI methods where moved as well
> to appear below the LGEX0820 ACPI device.
> 
> Fix this by using the ACPI handle from the ACPI device when evaluating
> both methods.
> 
> Closes: https://bugzilla.kernel.org/show_bug.cgi?id=218901
> Tested-by: Agathe Boutmy <agathe@...tmy.com>
> Signed-off-by: Armin Wolf <W_Armin@....de>

I remember looking this through earlier but it seems I never gave a tag 
for it...

Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>


-- 
 i.