[PATCH 4/4] drm/gma500: avoid Woverride-init warning

[Patrik Jakobsson]

On Tue, Oct 27, 2020 at 10:33 AM Daniel Vetter <daniel at ffwll.ch> wrote:
>
> On Mon, Oct 26, 2020 at 08:41:04PM +0100, Arnd Bergmann wrote:
> > From: Arnd Bergmann <arnd at arndb.de>
> >
> > 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 at arndb.de>
>
> 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.

-Patrik