linux-kernel - Re: [PATCH] platform/x86/fujitsu-laptop: add ACPI

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Message-ID: <6cc402a3-0e6d-f784-b14b-09f4db60eaf2@linux.intel.com>
Date: Thu, 29 Feb 2024 13:37:28 +0200 (EET)
From: Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
To: Arnd Bergmann <arnd@...nel.org>
cc: Hans de Goede <hdegoede@...hat.com>, 
    Szilard Fabian <szfabian@...emarch.art>, 
    Jonathan Woithe <jwoithe@...t42.net>, Arnd Bergmann <arnd@...db.de>, 
    Andy Shevchenko <andriy.shevchenko@...ux.intel.com>, 
    platform-driver-x86@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] platform/x86/fujitsu-laptop: add ACPI_BATTERY
 dependency

On Wed, 28 Feb 2024, Arnd Bergmann wrote:

> From: Arnd Bergmann <arnd@...db.de>
> 
> The dependency is required to avoid a link failure after support for
> battery hooks was added:
> 
> ld.lld: error: undefined symbol: battery_hook_unregister
> >>> referenced by fujitsu-laptop.c
> >>>               drivers/platform/x86/fujitsu-laptop.o:(acpi_fujitsu_laptop_remove) in archive vmlinux.a
> 
> Fixes: 611d56d76dee ("platform/x86/fujitsu-laptop: Add battery charge control support")
> Signed-off-by: Arnd Bergmann <arnd@...db.de>
> ---
>  drivers/platform/x86/Kconfig | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/platform/x86/Kconfig b/drivers/platform/x86/Kconfig
> index 6dbd40e2aeda..d9851b79bfe5 100644
> --- a/drivers/platform/x86/Kconfig
> +++ b/drivers/platform/x86/Kconfig
> @@ -371,6 +371,7 @@ config FUJITSU_LAPTOP
>  	depends on INPUT
>  	depends on BACKLIGHT_CLASS_DEVICE
>  	depends on ACPI_VIDEO || ACPI_VIDEO = n
> +	depends on ACPI_BATTERY
>  	select INPUT_SPARSEKMAP
>  	select NEW_LEDS
>  	select LEDS_CLASS

Thanks. We already fixed this in the originating commit (and now the 
fixed version of the commit has also propaged to the for-next branch).

-- 
 i.