On Tue, Oct 27, 2020 at 5:50 PM Arnd Bergmann <arnd@xxxxxxxxxx> wrote:
>
> On Tue, Oct 27, 2020 at 10:54 AM Patrik Jakobsson
> <patrik.r.jakobsson@xxxxxxxxx> wrote:
> > On Tue, Oct 27, 2020 at 10:33 AM Daniel Vetter <daniel@xxxxxxxx> wrote:
> > > On Mon, Oct 26, 2020 at 08:41:04PM +0100, Arnd Bergmann wrote:
> > > > From: Arnd Bergmann <arnd@xxxxxxxx>
> > > >
> > > > gcc -Wextra notices that one of the fields in psbfb_roll_ops has two
> > > > initializers:
> > > >
> > > > drivers/gpu/drm/gma500/framebuffer.c:185:20: warning: initialized field overwritten [-Woverride-init]
> > > >
> > > > Open-code this instead, leaving out the extraneous initializers for
> > > > .fb_pan_display.
> > > >
> > > > Fixes: 3da6c2f3b730 ("drm/gma500: use DRM_FB_HELPER_DEFAULT_OPS for fb_ops")
> > > > Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
> > >
> > > Scrollback is dead, so I'm not sure it's even worth to keep all this. I'd
> > > just garbage-collect this, maybe als the entire accelerator code and just
> > > leave psbfb_unaccel_ops behind ...
> > > -Daniel
> >
> > That's been my idea for quite some time. The gtt roll code is also
> > broken in multi display setups.
> >
> > Arnd, I can take care of this unless you feel an urge to do it yourself.
>
> That would be good, thanks
Should be fixed with:
https://patchwork.freedesktop.org/patch/397482/?series=83153&rev=1
>
> I have no specific interest in the drm drivers, this is just part of a
> larger work to enable more of the W=1 options across the kernel
> by default, after all the existing warnings are addressed.
>
> Arnd
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