On Mon, 29 Jan 2024 at 21:51, Greg KH <gregkh@xxxxxxxxxxxxxxxxxxx> wrote:
>
> On Mon, Jan 29, 2024 at 04:08:59PM +0530, Amit Pundir wrote:
> > Hi,
> >
> > v5.4.y commit 31b169a8bed7 ("drm/msm/dsi: Use pm_runtime_resume_and_get
> > to prevent refcnt leaks"), which is commit 3d07a411b4fa upstream, broke
> > display on Dragonboard 845c(sdm845). Cherry-picking commit 6ab502bc1cf3
> > ("drm/msm/dsi: Enable runtime PM") from the original patch series
> > https://patchwork.freedesktop.org/series/119583/
> > and it's dependent runtime PM helper routines as suggested by Dmitry
> > https://lore.kernel.org/stable/CAA8EJpo7q9qZbgXHWe7SuQFh0EWW0ZxGL5xYX4nckoFGoGAtPw@xxxxxxxxxxxxxx
> > fixes that display regression on DB845c.
>
> We need fixes for all of the newer stable trees too, you can't fix an
> issue in an old tree and then if you upgraded, you would run into that
> issue again.
>
> So please, resend this series as a set of series for all active lts
> kernels, and we will be glad to queue them up.
Ack. I'll send the patch series for all the active LTS kernels
tomorrow after build/boot testing them locally. Meanwhile please
consider this patch series for v5.4.y anyway.
Regards,
Amit Pundir
>
> thanks,
>
> greg k-h
