Bug#1035878: rpi400: visual speckling on 'faulty' HDMI port during mouse movement
Thanks, Maxime.
On Mon, 28 Jul 2025 at 09:47, Maxime Ripard <mripard@kernel.org> wrote:
>
> Hi,
>
> On Sat, Jul 12, 2025 at 06:32:53PM +0200, Ben Hutchings wrote:
> [...]
> > [...]
> >
> > Looking at the previous posting of this patch upstream, it was not clear
> > to me why the patch wasn't applied. Maxime, do you know what happened?
> >
> > Would it be worth submitting James's updated patch as a v3?
>
> If I remember well, my series was considered a workaround to a bug
> triggered by an obsolete mechanism in the kernel.
>
> So it was advocated that we should get rid of that mechanism instead,
> and thus this series would be made irrelevant. However, removing that
> mechanism triggered a few regressions in some drivers, so it never went
> through, and my series was forgotten about.
>
> It's been in limbo ever since.
Is that potential cleanup related to the legacy cursor update
mechanism? The reason I ask: I found a LKML thread from Feb 2023
about that, and it mentions some MSM (Adreno?) regressions.
(I'm not hyperlinking to it yet though, in case I'm on the wrong track)
James
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