[Intel-gfx] Dual Monitor Issue. One monitor is partly visible on another

[Gabriel Torreiro de Moraes]

Ha, sorry for taking your time! I'm a newbie learning my way thru Linux
=)
But, how should I proceed? I've installed everything on the 2010Q4 link
on the site. As far as I know, it's the latest ones, right?

Em Qua, 2011-03-23 às 20:55 +0000, Chris Wilson escreveu:

> On Wed, 23 Mar 2011 17:47:14 -0300, Gabriel Torreiro de Moraes <gtmoraes1 at gmail.com> wrote:
> > So, after some Intel Drivers update, some programs started to work
> > nicely, faster and beautifully. But it corrupted my Dual-Monitor Setup.
> > I don't know what to say, I'm totally desperate. I had to show one of my
> > programs to my teacher using a projector, but with the dual monitor
> > corruption, I called in sick today. I need to use the netbook screen to
> > make changes on the program and the second monitor/projector to show the
> > program working.
> 
> Good news! We fixed this bug 7 months ago.
> 
> commit 52e68630d13f9668f8f4dd6978fa41039bacfaf6
> Author: Chris Wilson <chris at chris-wilson.co.uk>
> Date:   Sun Aug 8 10:15:59 2010 +0100
> 
>     drm/i915: Fix offset page-flips on i965+
>     
>     i965 uses the Display Registers to compute the offset from the display
>     base so the new base does not need adjusting when flipping. The older
>     chipsets use a fence to access the display and so do perceive the
>     surface as linear and have a single base register which is reprogrammed
>     using the flip.
>     
>     Signed-off-by: Chris Wilson <chris at chris-wilson.co.uk>
>     Cc: Jesse Barnes <jbarnes at virtuousgeek.org>
>     Reported-by: Marty Jack <martyj19 at comcast.net>
>     Reviewed-by: Jesse Barnes <jbarnes at virtuousgeek.org>
> 


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