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Date:   Mon, 24 Jan 2022 12:28:52 +0100
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Subject: Re: [PATCH 2/2] Revert "fbcon: Disable accelerated scrolling"
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To:     Helge Deller <deller@gmx.de>, Gerd Hoffmann <kraxel@redhat.com>
Cc:     Thomas Zimmermann <tzimmermann@suse.de>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        linux-fbdev@vger.kernel.org, Sven Schnelle <svens@stackframe.org>,
        Linus Torvalds <torvalds@linux-foundation.org>,
        Daniel Vetter <daniel.vetter@intel.com>,
        Ilia Mirkin <imirkin@alum.mit.edu>,
        Tomi Valkeinen <tomi.valkeinen@ti.com>,
        dri-devel@lists.freedesktop.org,
        Jani Nikula <jani.nikula@linux.intel.com>,
        Pavel Machek <pavel@ucw.cz>, linux-kernel@vger.kernel.org,
        Geert Uytterhoeven <geert@linux-m68k.org>,
        Sam Ravnborg <sam@ravnborg.org>, Claudio Suarez <cssk@net-c.es>
References: <20220119110839.33187-1-deller@gmx.de>
 <20220119110839.33187-3-deller@gmx.de> <YelyGDNDTn1Aq/hm@phenom.ffwll.local>
 <6c000477-002b-d125-b945-2c4831bad8a5@gmx.de>
 <20220121072006.ylw2hdl7jbkbwnre@sirius.home.kraxel.org>
 <64fd46cb-9746-3fd0-ec92-c64dba76875a@gmx.de>
From:   Javier Martinez Canillas <javierm@redhat.com>
In-Reply-To: <64fd46cb-9746-3fd0-ec92-c64dba76875a@gmx.de>
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[snip]

> 
> What about this proposal:
> a) adding a Kconfig option like:
>    CONFIG_FB_DRIVERS - enable if you need the fbdev drivers. For DRM-only this should be disabled.
> b) Add to every native fbdev driver a "depends on FB_DRIVERS" in the Kconfig files.
> c) That way we can use "#if defined(CONFIG_FB_DRIVERS).." to exclude code in fbcon which
>    isn't needed by DRM.
>

I proposed something similar in:

https://lore.kernel.org/lkml/20210827100027.1577561-1-javierm@redhat.com/t/

Best regards,
-- 
Javier Martinez Canillas
Linux Engineering
Red Hat