From: Arnd Bergmann <arnd@arndb.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@arndb.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
-- 
2.39.2

On Wed, 28 Feb 2024, Arnd Bergmann wrote:

> From: Arnd Bergmann <arnd@arndb.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@arndb.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.