linux-kernel - Re: [PATCH] platform/x86: thinkpad_acpi: Select INPUT

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Date: Wed, 22 May 2024 15:29:05 +0200
From: Hans de Goede <hdegoede@...hat.com>
To: Steven Rostedt <rostedt@...dmis.org>, LKML <linux-kernel@...r.kernel.org>
Cc: Linus Torvalds <torvalds@...ux-foundation.org>,
 Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>,
 platform-driver-x86@...r.kernel.org
Subject: Re: [PATCH] platform/x86: thinkpad_acpi: Select INPUT_SPARSEKMAP in
 Kconfig

Hi,

On 5/22/24 1:48 PM, Steven Rostedt wrote:
> From: "Steven Rostedt (Google)" <rostedt@...dmis.org>
> 
> Now that drivers/platform/x86/thinkpad_acpi.c uses
> sparse_keymap_report_event(), it must select INPUT_SPARSEKMAP in its
> Kconfig option otherwise the build fails with:
> 
>   ld: vmlinux.o: in function `tpacpi_input_send_key':
>   thinkpad_acpi.c:(.text+0xd4d27f): undefined reference to `sparse_keymap_report_event'
>   ld: vmlinux.o: in function `hotkey_init':
>   thinkpad_acpi.c:(.init.text+0x66cb6): undefined reference to `sparse_keymap_setup'
> 
> Fixes: 42f7b965de9d ("platform/x86: thinkpad_acpi: Switch to using sparse-keymap helpers")
> Signed-off-by: Steven Rostedt (Google) <rostedt@...dmis.org>

Thanks, patch looks good to me:

Reviewed-by: Hans de Goede <hdegoede@...hat.com>

I'll include this in the next pdx86 fixes pull-request for Linus.

Regards,

Hans

> ---
>  drivers/platform/x86/Kconfig | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/platform/x86/Kconfig b/drivers/platform/x86/Kconfig
> index 0ec952b5d03e..1953317541ea 100644
> --- a/drivers/platform/x86/Kconfig
> +++ b/drivers/platform/x86/Kconfig
> @@ -515,6 +515,7 @@ config THINKPAD_ACPI
>  	select NVRAM
>  	select NEW_LEDS
>  	select LEDS_CLASS
> +	select INPUT_SPARSEKMAP
>  	help
>  	  This is a driver for the IBM and Lenovo ThinkPad laptops. It adds
>  	  support for Fn-Fx key combinations, Bluetooth control, video