Screen corruption after suspend/resume

Bug #89942 reported by Kristoffer Paro
0
Affects Status Importance Assigned to Milestone
xserver-xorg-video-i810 (Ubuntu)
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Bug Description

Binary package hint: xserver-xorg-video-i810

I am running Ubuntu 6.10 on my Fujitsu-Siemens Lifebook S7110 laptop. It has a Intel GMA 950 integrated graphics card, with which I'm using the i810 driver. Since it has 1400x1050 as its native resolution, I also have 915resolution installed.

Suspending to RAM works quite well, EXCEPT I get a strange display corruption after every resume. It seems to be a bug causing two lines of the framebuffer to get copied to the wrong places. I attached a link to a screenshot. This also seems to be related to DRI, since this problem goes away when i disable DRI in the xorg.conf file.

This corruption ALWAYS occurs after a resume, but may sometimes also occur directly after a cold boot.

The screenshot:
http://www.abo.fi/~kparo/i810corruption.png

Revision history for this message
Kristoffer Paro (kristoffer-paro) wrote :

This bug might also only be related to the 24 bit color depth. I tried lowering the color depth to 16 bit, and now I don't get the screen corruption at all.

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