From: Arnd Bergmann <email@example.com> To: Karol Herbst <firstname.lastname@example.org> Cc: Linux Kernel Mailing List <email@example.com>, Lyude Paul <firstname.lastname@example.org>, Ben Skeggs <email@example.com>, Randy Dunlap <firstname.lastname@example.org>, Daniel Vetter <email@example.com>, ML nouveau <firstname.lastname@example.org>, dri-devel <email@example.com> Subject: Re: [PATCH] depend on BACKLIGHT_CLASS_DEVICE for more devices Date: Thu, 5 Aug 2021 08:50:41 +0200 [thread overview] Message-ID: <CAK8P3a1rAr0BH6cNLkhES+81x2hWW31RTLZkHLDJYK-r8+x6Gg@mail.gmail.com> (raw) In-Reply-To: <CACO55tsj_dgo8NENArCQ_=qcuJoMPg9k-gfkWxZ_8FCQUOTY1A@mail.gmail.com> On Thu, Aug 5, 2021 at 12:01 AM Karol Herbst <firstname.lastname@example.org> wrote: > > On Wed, Aug 4, 2021 at 11:10 PM Arnd Bergmann <email@example.com> wrote: > > > > On Wed, Aug 4, 2021 at 8:59 PM Karol Herbst <firstname.lastname@example.org> wrote: > > > On Wed, Aug 4, 2021 at 4:43 PM Karol Herbst <email@example.com> wrote: > > > > On Wed, Aug 4, 2021 at 4:19 PM Arnd Bergmann <firstname.lastname@example.org> wrote: > > > > > On Wed, Aug 4, 2021 at 4:10 PM Karol Herbst <email@example.com> 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. > > > > > > > > > > > > > okay cool. Will send out a proper updated patch series soonish. > > > > > > > > > > mhh, actually that breaks drivers selecting FB_BACKLIGHT as now > > > BACKLIGHT_CLASS_DEVICE might be disabled :( > > > > Are you sure? It should already be the case that any driver that selects > > FB_BACKLIGHT either 'depends on BACKLIGHT_CLASS_DEVICE' > > or 'select BACKLIGHT_CLASS_DEVICE'. > > > none of the fb drivers seem to do that. Ah, right, I see now that my randconfig series has a couple of patches applied that deal with other random failures, including this one: https://firstname.lastname@example.org/ Part of the series went in (through different ways) now, but this one never did. Arnd
next prev parent reply other threads:[~2021-08-05 6:51 UTC|newest] Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-07-23 22:46 [PATCH] nouveau: make backlight support non optional Karol Herbst 2021-07-24 6:55 ` Arnd Bergmann 2021-07-24 9:54 ` Karol Herbst 2021-07-24 11:56 ` Arnd Bergmann 2021-07-24 12:10 ` Karol Herbst 2021-07-24 12:51 ` Karol Herbst 2021-07-24 14:04 ` Arnd Bergmann 2021-07-24 14:13 ` Karol Herbst 2021-07-24 14:58 ` Arnd Bergmann 2021-08-04 14:10 ` [PATCH] depend on BACKLIGHT_CLASS_DEVICE for more devices Karol Herbst 2021-08-04 14:19 ` Arnd Bergmann 2021-08-04 14:43 ` Karol Herbst 2021-08-04 18:59 ` Karol Herbst 2021-08-04 21:09 ` Arnd Bergmann 2021-08-04 22:01 ` Karol Herbst 2021-08-05 6:50 ` Arnd Bergmann [this message] 2021-08-09 13:20 ` [PATCH] nouveau: make backlight support non optional Jani Nikula 2021-08-09 13:30 ` Arnd Bergmann
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