[Bug 2158] New: macintosh radeon r300 2d accelerated display corrupted

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https://bugs.freedesktop.org/show_bug.cgi?id=2158        
   
           Summary: macintosh radeon r300 2d accelerated display corrupted
           Product: xorg
           Version: CVS_head
          Platform: Macintosh
        OS/Version: Linux
            Status: NEW
          Severity: normal
          Priority: P2
         Component: Driver/Radeon
        AssignedTo: xorg-bugzilla-noise at freedesktop.org
        ReportedBy: j.glisse at free.fr
                CC: j.glisse at free.fr,michel at daenzer.net


The xaa acceleration give corrupted display with r300 chipset on
macintosh. The problem may came from a difference in setup between
r1/200 & r300 chipset.

For a screenshot :
http://dj.planet-d.net/Capture.png

To reproduce it simply enable dri with r300 on a macintosh.

This options work around the bug :
Option "XaaNoScanlineImageWriteRect"
Option "XaaNoScanlineCPUToScreenColorExpandFill"        
   
   
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