[Intel-gfx] [PATCH] drm/atomic-helpers: remove legacy_cursor_update hacks

[Maxime Ripard]

Hi Daniel,

An update on this

On Thu, Apr 28, 2022 at 02:09:40PM +0200, Daniel Vetter wrote:
> > We integrated this in the (downstream) RaspberryPi kernel, and it seems
> > to trigger some weird regressions:
> > 
> >   - If we move the cursor under X, the primary plane update is stuck:
> >     https://github.com/raspberrypi/linux/issues/4988

So it turns out the upstream driver doesn't seem affected by this, but
only a downstream alternative.

> >   - Switching back and forth between VT gets the kernel stuck (with a
> >     locking issue in fb_release?)
> >     https://github.com/raspberrypi/linux/issues/5011

And this one turned out to be a separate issue fixed by Javier already.

So as far as I'm concerned, this patch seems to be working fine on vc4

Maxime
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