Re: [PATCH] video: logo: LOGO should depend on FB_CORE i.s.o. FB

[Thomas Zimmermann <tzimmermann@suse.de>]

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Hi

Am 25.07.23 um 18:50 schrieb Javier Martinez Canillas:
> Geert Uytterhoeven <geert@linux-m68k.org> writes:
> 
>> Hi Javier,
>>
>> On Tue, Jul 25, 2023 at 6:07 PM Javier Martinez Canillas
>> <javierm@redhat.com> wrote:
>>> Geert Uytterhoeven <geert+renesas@glider.be> writes:
>>>> If CONFIG_FB_CORE=y but CONFIG_FB=n, the frame buffer bootup logos can
>>>> no longer be enabled.  Fix this by making CONFIG_LOGO depend on
>>>> CONFIG_FB_CORE instead of CONFIG_FB, as there is no good reason for the
>>>> logo code to depend on the presence of real frame buffer device drivers.
>>>
>>> Indeed.
>>>
>>>> Fixes: 55bffc8170bb5813 ("fbdev: Split frame buffer support in FB and FB_CORE symbols")
>>>> Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
>>>> ---
>>>>   drivers/video/Kconfig      | 2 +-
>>>>   drivers/video/logo/Kconfig | 2 +-
>>>>   2 files changed, 2 insertions(+), 2 deletions(-)
>>>>
>>>> diff --git a/drivers/video/Kconfig b/drivers/video/Kconfig
>>>> index e5b1cc54cafa10d5..b694d7669d3200b1 100644
>>>> --- a/drivers/video/Kconfig
>>>> +++ b/drivers/video/Kconfig
>>>> @@ -63,7 +63,7 @@ if VT
>>>>        source "drivers/video/console/Kconfig"
>>>>   endif
>>>>
>>>> -if FB || SGI_NEWPORT_CONSOLE
>>>> +if FB_CORE || SGI_NEWPORT_CONSOLE
>>>>        source "drivers/video/logo/Kconfig"
>>>>
>>>>   endif
>>>> diff --git a/drivers/video/logo/Kconfig b/drivers/video/logo/Kconfig
>>>> index 6d6f8c08792dc897..b7d94d1dd1585a84 100644
>>>> --- a/drivers/video/logo/Kconfig
>>>> +++ b/drivers/video/logo/Kconfig
>>>> @@ -5,7 +5,7 @@
>>>>
>>>>   menuconfig LOGO
>>>>        bool "Bootup logo"
>>>> -     depends on FB || SGI_NEWPORT_CONSOLE
>>>> +     depends on FB_CORE || SGI_NEWPORT_CONSOLE
>>>>        help
>>>>          Enable and select frame buffer bootup logos.
>>>
>>> Should then move this option to drivers/video/fbdev/core/Kconfig ?
>>
>> No, all logo options are in their own file.
>>
> 
> Yes. I meant to move drivers/video/logo/ to drivers/fbdev/core/logo and to
> source its Kconfig from drivers/fbdev/core/Kconfig, since it now depends
> on FB_CORE.

No, please rather leave it where it is. There's no code dependencies to 
the fbdev core; it merely depends on the Kconfig token.

Best regards
Thomas

> 
> But I see now that it also depends on SGI_NEWPORT_CONSOLE, so having those
> in drivers/video/logo makes sense indeed.
> 

-- 
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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