Rotate left and Rotate right at higher resolutions - result in distorted graphics

[Alex Deucher]

On Mon, Jul 19, 2010 at 2:45 AM, DarkKnight BrightWarrior
<bindasbeast at gmail.com> wrote:
>
> Hai!
>
> I am using centos 5.3. I upgraded it with Xorg7.3. My graphics card is ati
> radeon x1200.
> Xserver version is 1.4.2 and xf86-video-ati version is 6.6.3 (also checked
> 6.6.9).
> I am using r500 video driver.
>
> My system has large lcd panel of 1920x1080 resolution. All rotation
> options working fine for resolutions like 1280x1024 and 1024x768.
> But for higher resolutions like 1920x1080 and 1680x1050 the rotation options
> left and right are not working, they result in distorted and corrupted
> graphics (at the right side when we rotate left). Rotate inverted is working
> fine, problem comes for left and right rotations only. this distorted
> graphics will disappear when we comeback from left/right rotation to normal
> or inverted. I am using xrandr -o left command for rotation and its output
> is normal with verbose option also.
> What can be the reason? Please give your suggestions.

You might try a newer xserver and xf86-video-ati driver.  Xorg 7.3 is
pretty old.

Alex