[Bug 31484] EDID mapping from one device to another.

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=31484

--- Comment #7 from jon at restlesslemon.co.uk 2010-11-08 22:48:11 PST ---
(In reply to comment #5)
> (In reply to comment #3)
> > Additional notes:
> > 
> > - radeon.new_pll=0 set in kernel options to prevent flickering of the external
> > display. Bug reported against Fedora 12 (related to a kernel upgrade about a
> > year ago).
> 
> You are not using KMS according to your xorg log and dmesg output, so that
> option does nothing in this case.

Strange. I thought I'd disabled KMS much earlier, but I can assert that it has
a significant effect. Without it (when the old panel was working), booting into
a recent Fedora 12 kernel would result in shake on the external display (lots
at the edges, almost gone in the centre).

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