Monitor sync out of range with current Linux git tree

Markus Trippelsdorf markus at trippelsdorf.de
Fri Oct 5 07:15:24 PDT 2012


On 2012.10.05 at 10:02 -0400, Alex Deucher wrote:
> On Fri, Oct 5, 2012 at 9:38 AM, Markus Trippelsdorf
> <markus at trippelsdorf.de> wrote:
> > On 2012.10.05 at 09:14 -0400, Alex Deucher wrote:
> >> On Fri, Oct 5, 2012 at 8:37 AM, Markus Trippelsdorf
> >> <markus at trippelsdorf.de> wrote:
> >> > When I cold start my machine I see the following error message on my
> >> > monitor:
> >> >
> >> >  Out of Range
> >> >  48.2kHz / 44Hz
> >> >
> >> > I have to reboot on older kernel and kexec to the current one to get it
> >> > working again.
> >>
> >> I don't see anything amiss; can you bisect?
> >
> > Yes. It's your commit:
> >
> > commit 9dbbcfc6894957fdbb311ba92c85c026659878b5
> > Author: Alex Deucher <alexander.deucher at amd.com>
> > Date:   Wed Sep 12 17:39:57 2012 -0400
> >
> >     drm/radeon/dce3: use a single PPLL for all DP displays
> 
> Can you apply the attached patch and send me the output?

[drm] == start crtc 0 driving DVI-D-1 ==
[drm] crtc 0 is not DP
[drm] plls in use 0x0
[drm] crtc 0 using pll 0x1
[drm] == end crtc 0 ==

-- 
Markus


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