Bug#585777: Radeon gamma bug, display too bright when using VGA output
jcristau at debian.org
Sun Jun 13 12:49:28 PDT 2010
On Sun, Jun 13, 2010 at 16:23:55 -0300, Felipe Augusto van de Wiel (faw) wrote:
> Package: xserver-xorg-video-radeon
> Version: 1:6.13.0-2
> Severity: normal
> Tags: upstream
> On June 13th I upgraded my "squeeze" system and got new kernel
> and new version of xserver-xorg-video-radeon. After the reboot
> my VGA monitor got really bright. I use a monitor attached to
> my laptop's VGA output, extending laptop screen.
> My video card is a RV350 [Mobility Radeon 9600 M10].
> Searching around I found out bug reports at Freedesktop and
> I tried the recommendation of comment 15 on bug 27478 and it
> indeed seem to fix the problem, the command is below.
> radeontool regset DAC_MACRO_CNTL 0x00000808
> I didn't saw something similar on Debian BTS and the bug seems
> rather new (from April/May) but already fixed upstream. I hope
> this works as a form of documentation for other users (and that
> it could get patched for squeeze).
The patches from upstream bug 27478 were included in 188.8.131.52 as far as
I can tell, so they're in debian kernel 2.6.32-12.
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