Re: [PATCH 0/2] drm: Treewide plane/crtc legacy state sweeping

[Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>]

On Fri, 25 Oct 2024 at 10:46, Ville Syrjälä
<ville.syrjala@xxxxxxxxxxxxxxx> wrote:
>
> On Wed, Oct 02, 2024 at 09:21:58PM +0300, Ville Syrjala wrote:
> > From: Ville Syrjälä <ville.syrjala@xxxxxxxxxxxxxxx>
> >
> > An attempt to hide the drm_plane/crtc legacy state better.
> >
> > This also highlights the fact that a lot of supposedly
> > atomic drivers are poking around in the legacy crtc state,
> > which is rather questionable. For planes we did force the
> > legacy state to NULL already to force drivers to behave.
> > But even then it seems capable of confusing people with
> > its high profile location directly under drm_plane.
> >
> > This might end up as some kind of conflict
> > galore, but the alternative would involve trying
> > to wean the atomic drivers off one by one,
> > which would probably take forever. At least with
> > this the issue becomes visible and shouldn't be
> > forgotten as easily.
>
> Ping, anyone have thoughts on this? I'd like to get something
> like this in at some point to make the legacy state (ab)users
> easily visible...

I think that's a good idea. I hope to find a time slot and check the
(ab)using of legacy state in drm/msm driver.

>
> >
> > The cc list was getting way out of hand, so I had
> > to trim it a bit. Hopefully I didn't chop off too
> > many names...



-- 
With best wishes
Dmitry