[PATCH 1/3] dummycon: only build module if there are users

Thomas Zimmermann tzimmermann at suse.de
Wed Feb 26 07:48:14 UTC 2025


Hi Arnd

Am 25.02.25 um 17:44 schrieb Arnd Bergmann:
> From: Arnd Bergmann <arnd at arndb.de>
>
> Dummycon is used as a fallback conswitchp for vgacon and fbcon
> in the VT code, and there are no references to it if all three
> are disabled, so just leave it out of the kernel image for
> configurations without those.
>
> Signed-off-by: Arnd Bergmann <arnd at arndb.de>
> ---
>   drivers/video/console/Kconfig | 3 +--
>   1 file changed, 1 insertion(+), 2 deletions(-)
>
> diff --git a/drivers/video/console/Kconfig b/drivers/video/console/Kconfig
> index bc31db6ef7d2..1c4263c164ce 100644
> --- a/drivers/video/console/Kconfig
> +++ b/drivers/video/console/Kconfig
> @@ -47,8 +47,7 @@ config SGI_NEWPORT_CONSOLE
>   	  card of your Indy.  Most people say Y here.
>   
>   config DUMMY_CONSOLE
> -	bool
> -	default y
> +	def_bool VT || VGA_CONSOLE || FRAMEBUFFER_CONSOLE

What about MDA_CONSOLE and STI_CONSOLE. Don't they require this as fallback?

Best regards
Thomas

>   
>   config DUMMY_CONSOLE_COLUMNS
>   	int "Initial number of console screen columns"

-- 
--
Thomas Zimmermann
Graphics Driver Developer
SUSE Software Solutions Germany GmbH
Frankenstrasse 146, 90461 Nuernberg, Germany
GF: Ivo Totev, Andrew Myers, Andrew McDonald, Boudien Moerman
HRB 36809 (AG Nuernberg)



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