Re: [PATCH] depend on BACKLIGHT_CLASS_DEVICE for more devices

From: Arnd Bergmann
Date: Wed Aug 04 2021 - 10:20:21 EST

On Wed, Aug 4, 2021 at 4:10 PM Karol Herbst <kherbst@xxxxxxxxxx> wrote:
> playing around a little bit with this, I think the original "select
> BACKLIGHT_CLASS_DEVICE" is fine. Atm we kind of have this weird mix of
> drivers selecting and others depending on it. We could of course convert
> everything over to depend, and break those cycling dependency issues with
> this.
> Anyway this change on top of my initial patch is enough to make Kconfig
> happy and has the advantage of not having to mess with the deps of nouveau
> too much.

Looks good to me. We'd probably want to make the BACKLIGHT_CLASS_DEVICE
option itself 'default FB || DRM' though, to ensure that defconfigs
keep working.