[Bug 60034] New: rv790 etqw regression since r600g: add async for staging buffer upload v2

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=60034

          Priority: medium
            Bug ID: 60034
          Assignee: dri-devel at lists.freedesktop.org
           Summary: rv790 etqw regression since r600g: add async for
                    staging buffer upload v2
          Severity: normal
    Classification: Unclassified
                OS: Linux (All)
          Reporter: lists at andyfurniss.entadsl.com
          Hardware: x86 (IA32)
            Status: NEW
           Version: git
         Component: Drivers/Gallium/r600
           Product: Mesa

Card PCIE HD4890, drm fixes kernel.

Since -

commit 325422c49449acdd8df1eb2ca8ed81f7696c38cc
Author: Jerome Glisse <jglisse at redhat.com>
Date:   Mon Jan 7 17:45:59 2013 -0500

    r600g: add async for staging buffer upload v2

    v2: Add virtual address to dma src/dst offset for cayman


I can see some reflection rendering errors in etqw.

They are not visible on most maps but looking from high up on island where the
sky is reflected in the sea they are obvious from a cold boot, but far more
subtle after running repeatedly for bisect.

attached screenshots showing both cases.

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