On Wed, Aug 14, 2024 at 09:43:23AM +0200, Kevin Holm wrote:
> On 8/13/24 21:54, Kevin Holm wrote:
> > On 13.08.24 17:26, Greg Kroah-Hartman wrote:
> > > On Tue, Aug 13, 2024 at 02:41:34PM +0000, Lin, Wayne wrote:
> > >> [AMD Official Use Only - AMD Internal Distribution Only]
> > >>
> > >> Hi Greg and Kevin,
> > >>
> > >> Sorry for inconvenience, but this one should be reverted by another
> > backport patch:
> > >> "drm/amd/display: Solve mst monitors blank out problem after resume"
> > >
> > > What commit id in Linus's tree is that?
> >
> > From what I can tell it's:
> > e33697141bac18 ("drm/amd/display: Solve mst monitors blank out problem
> > after resume")
> >
> > You've send out a message that it failed to apply to a few of the stable trees:
> > - 6.10: https://lore.kernel.org/stable/2024081212-vitally-baked-7f93@gregkh/
> > - 6.6 : https://lore.kernel.org/stable/2024081213-roast-humorless-fd20@gregkh/
> > - 6.1 : https://lore.kernel.org/stable/2024081213-sweep-hungry-2d10@gregkh/
> >
> > To apply it on top of 6.10.5-rc1 these two patches need to be applied first:
> > f63f86b5affcc2 ("drm/amd/display: Separate setting and programming of cursor")
> > 1ff6631baeb1f5 ("drm/amd/display: Prevent IPX From Link Detect and Set Mode")
> >
> > I don't know if that solves the problem I initially described as I'm currently
> > on a different setup. What I can say is that it applying those three patches on
>
> Applying the three patches I listed above, fixes the problem for my setup. My
> external 4k monitors now get a signal both on boot and when resuming from sleep.
Ok, that worked for 6.10.y, but the dependant patches did not apply to
6.6.y or 6.1.y, so I'll only pick this up for 6.10.y for now unless
someone sends me a series of patches backported.
thanks,
greg k-h
