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

[Matt Turner]

On Mon, Jul 19, 2010 at 11:39 AM, Alex Deucher <alexdeucher at gmail.com> wrote:
> 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
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Yes, definitely try upgrading.

I'm using xserver from git as of 04/19/2010 and xf86-video-ati from
git as of 05/11/2010 and have experienced no problems with a rotated
1920x1200 screen.

Matt