On Mon, 29 Jan 2024 at 22:59, Amit Pundir <amit.pundir@xxxxxxxxxx> wrote:
>
> 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.
Smoke tested and sent relevant fixes for other active LTS kernel
versions as well.
v5.10.y https://lore.kernel.org/stable/20240130124630.3867218-1-amit.pundir@xxxxxxxxxx/T/
v5.15.y https://lore.kernel.org/stable/20240130125847.3915432-1-amit.pundir@xxxxxxxxxx/T/
and v6.1.y+ https://lore.kernel.org/stable/20240130134647.58630-1-amit.pundir@xxxxxxxxxx/T/
>
> Regards,
> Amit Pundir
>
> >
> > thanks,
> >
> > greg k-h
