linux-kernel - Re: [Nouveau] [PATCH] nouveau: add fbdev dependency

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Date:   Thu, 28 May 2020 11:09:12 +0200
From:   Arnd Bergmann <arnd@...db.de>
To:     Dave Airlie <airlied@...il.com>
Cc:     Ilia Mirkin <imirkin@...m.mit.edu>,
        David Airlie <airlied@...ux.ie>,
        nouveau <nouveau@...ts.freedesktop.org>,
        LKML <linux-kernel@...r.kernel.org>,
        dri-devel <dri-devel@...ts.freedesktop.org>,
        Ben Skeggs <bskeggs@...hat.com>
Subject: Re: [Nouveau] [PATCH] nouveau: add fbdev dependency

On Thu, May 28, 2020 at 7:37 AM Dave Airlie <airlied@...il.com> wrote:
>
> On Thu, 28 May 2020 at 00:36, Arnd Bergmann <arnd@...db.de> wrote:
> >
> > On Wed, May 27, 2020 at 4:05 PM Ilia Mirkin <imirkin@...m.mit.edu> wrote:
> > >
> > > Isn't this already fixed by
> > >
> > > https://cgit.freedesktop.org/drm/drm/commit/?id=7dbbdd37f2ae7dd4175ba3f86f4335c463b18403
> >
> > Ok, I see that fixes the link error, but I when I created my fix, that did
> > not seem like the correct solution because it reverts part of the original
> > patch without reverting the rest of it. Unfortunately there was no
> > changelog text in the first patch to explain why this is safe.
>
> No it doesn't, I think you missed the pci in API name.
>
> The initial behaviour doesn't use the pci version of the API, the
> replacement did, and the fix used the drm wrapper around the pci one.
>
> So this patch isn't necessary now that I've fixed it the other way,

Ok, got it, thanks for explaining!

       Arnd