[Bug 98518] [r600g, bisected] regression: NI/Turks MSAA texture corruption with FreeCAD and Wine games

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=98518

            Bug ID: 98518
           Summary: [r600g, bisected] regression: NI/Turks MSAA texture
                    corruption with FreeCAD and Wine games
           Product: Mesa
           Version: git
          Hardware: x86-64 (AMD64)
                OS: Linux (All)
            Status: NEW
          Severity: normal
          Priority: medium
         Component: Drivers/Gallium/r600
          Assignee: dri-devel at lists.freedesktop.org
          Reporter: Dieter at nuetzel-hh.de
        QA Contact: dri-devel at lists.freedesktop.org

Created attachment 127646
  --> https://bugs.freedesktop.org/attachment.cgi?id=127646&action=edit
FreeCAD-MSAA-8x-Texure-Bug.png

It show up as texture corruption with FreeCAD (MSAA 8x context)
and under LS2015 (wine-1.9.21~gallium_nine+staging / MSAA 2+).

/opt/mesa> git bisect good
81a95946dab730c1cfcf04ac1373cea5f7908f65 is the first bad commit
commit 81a95946dab730c1cfcf04ac1373cea5f7908f65
Author: Marek Olšák <marek.olsak at amd.com>
Date:   Thu Oct 20 22:57:03 2016 +0200

    gallium/radeon: fold radeon_winsys::surface_best into radeon/winsys

    Reviewed-by: Nicolai Hähnle <nicolai.haehnle at amd.com>

:040000 040000 2f6cc85574d5748ddd083215bca3a47496d58f3d
097994b4a81f267d45346adea94746745bb0085f M src

git revert 81a9594

will NOT work.

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