From mboxrd@z Thu Jan  1 00:00:00 1970
From: bugzilla-daemon@freedesktop.org
Subject: [Bug 38173] New: DXT3 and DXT5 broken on Cayman gpu
Date: Fri, 10 Jun 2011 17:55:24 -0700 (PDT)
Message-ID: <bug-38173-502@http.bugs.freedesktop.org/>
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https://bugs.freedesktop.org/show_bug.cgi?id=38173

           Summary: DXT3 and DXT5 broken on Cayman gpu
           Product: Mesa
           Version: git
          Platform: x86-64 (AMD64)
        OS/Version: Linux (All)
            Status: NEW
          Severity: normal
          Priority: medium
         Component: Drivers/Gallium/r600
        AssignedTo: dri-devel@lists.freedesktop.org
        ReportedBy: bobahu4@gmail.com


Using linux 3.0-rc2 kernel and mesa@git-eca3e91 + ati-ddx from git

libtxc_dxtn is also installed.

Radeon 6970 using g3d driver.

Runing texcmp test from demos.

DXT1 works fine, DXT3 and DXT5 gives broken image (on both ARGB and RGB modes)

same corruptions can be seen in sauerbraten menu (image on bg - corrupted) or
in quake4, unigine tropics.

exactly same system with 6870 gpu - dxt1, dxt3, dxt5 works fine.

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