Xrandr fails to change resolution of external crt monitor

Witold Pilat witold.pilat at gmail.com
Thu Aug 11 07:39:09 PDT 2011

Keith Packard wrote:
> On Wed, 10 Aug 2011 08:12:23 -0700 (PDT), Witold Pilat
> <witold.pilat at gmail.com> wrote:
>> However when I try any lower resolution other than 1280x800 it doesn't
>> change actual resolution but crops working space instead and keeps
>> 1280x1024. On the other hand when I try higher resolutions all I can
>> get is 1280x1024 or 1280x800 and image cropped/going off the
>> monitor. I've tried changing crtcs but it didn't help.
> First, you might give the drm-intel-fixes branch a try; there are a
> bunch of multi-monitor fixes there which could be relevant.
>         git://git.kernel.org/pub/scm/linux/kernel/git/keithp/linux-2.6
> drm-intel-fixes
> Second, you'll want to capture kernel mode setting debugging by adding
> 'drm.debug=4' to the kernel command line.
> Third, please file a bug report (http://bugs.freedesktop.org) and
> include the X log file and the kernel log. A photo of the monitor with
> an incorrect image will also help.
> --
> keith.packard at intel.com
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I've tried drm-intel-fixes branch without success. I filed a bug report as
suggested, thanks


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