linux-kernel - Re: [PATCH 0/4] platform/x86: lg-laptop: Support 2024 models

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Date: Fri, 7 Jun 2024 14:33:32 +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 0/4] platform/x86: lg-laptop: Support 2024 models

On Fri, 7 Jun 2024, Armin Wolf wrote:

> A user complained that the lg-laptop driver does not work on 2024
> models like the LG Gram 16Z90S-G.AD7BF. The underlying reason turned
> out to be that the ACPI methods used by this driver where not mapped
> under \XINI, but instead under \_SB.XINI. Those ACPI methods are
> associated with the LGEX0820 ACPI device, which was not used by this
> driver until now.
> 
> The first three patches move the airplane mode hotkey handling out
> of lg-laptop and into the wireless-hotkey driver. This necessary
> because the airplane mode hotkey is handled by a different ACPI
> device (LGEX0815).
> 
> The last patch finally fixes the underlying issue and uses the
> LGEX0820 ACPI device to find theWMAB/WMBB ACPI methods.
> 
> The modified drivers where tested by the user which created the
> bug report and appear to work without issues.
> 
> Armin Wolf (4):
>   platform/x86: wireless-hotkey: Add support for LG Airplane Button
>   platform/x86: lg-laptop: Remove LGEX0815 hotkey handling
>   platform/x86: lg-laptop: Change ACPI device id
>   platform/x86: lg-laptop: Use ACPI device handle when evaluating
>     WMAB/WMBB

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


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