[Bug 32639] New: Sega Rally Revo sound stuttering

http://bugs.winehq.org/show_bug.cgi?id=32639

Bug #: 32639
           Summary: Sega Rally Revo sound stuttering
           Product: Wine
           Version: 1.5.20
          Platform: x86-64
        OS/Version: Linux
            Status: UNCONFIRMED
          Severity: minor
          Priority: P2
         Component: directx-dsound
        AssignedTo: [e-mail]
        ReportedBy: [e-mail]
    Classification: Unclassified

Sound stutter in Sega Rally Revo ( The bug appears in the demo version too)
The bug happened in 1.5.18, 
Done a regression test, the bug first appears in :
605cd62c7dc84ef86cbd260139c6875cd0ed8d60 is the first bad commit
commit 605cd62c7dc84ef86cbd260139c6875cd0ed8d60
Author: Maarten Lankhorst 
Date:   Fri Nov 16 20:35:51 2012 +0100

dsound: Create a primary_pwfx separately from pwfx.

:040000 040000 d3b302ce4433475153fde9b9e86f656e64487ea8
d33035cd0a9fc793a629ae425621ee6daff67d63 M      dlls

Step to reproduce,
rm ~/.wine-test
WINEARCH=win32 WINEPREFIX="/home/user/.wine-test" wine setup.exe
Either get and copy in application's folder "d3dx9_36.dll" or install dxsetup
from the installation folder (otherwise, the game will'nt launch)
WINEPREFIX="/home/snowdrake/.wine-test" wine DirectX/DXSETUP.exe
cd /home/user/.wine-test/drive_c/Program\ Files/SEGA/SEGA\ Rally\ AUTO\ BILD\
DEMO/
WINEPREFIX="/home/snowdrake/.wine-test" wine SEGA\ Rally.exe