Re: [GIT PULL] sound fix for 3.1

[Andres Freund <andres@anarazel.de>]

Hi,

On Tuesday 25 Oct 2011 10:30:20 Takashi Iwai wrote:
> > On Sunday, October 02, 2011 04:12:23 PM Takashi Iwai wrote:
> > > The only commit to pull is 798cb7e897210dbf827f69a302c0967e0380ebac,
> > > a fix for a regression introduced in 3.1-rc.
> > 
> > Unfortunately that fix causes problems in audio playback for me. The
> > audio seems to play faster and have rather large skips.
> > 
> > Reverting that commit ontop of v3.1-rc10-2-gfb630b9 fixes that problem
> > for me.
> > 
> > 05:00.0 Audio device: Creative Labs [SB X-Fi Xtreme Audio] CA0110-IBG
> > 
> >         Subsystem: Creative Labs SB1040
> >         Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop-
> >         ParErr-
> > 
> > Stepping- SERR- FastB2B- DisINTx-
> > 
> >         Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort-
> > 
> > <TAbort- <MAbort- >SERR- <PERR- INTx-
> > 
> >         Latency: 64 (500ns min, 5000ns max)
> >         Interrupt: pin A routed to IRQ 16
> >         Region 0: Memory at fb9fc000 (32-bit, non-prefetchable)
> >         [size=16K] Capabilities: [dc] Power Management version 3
> >         
> >                 Flags: PMEClk- DSI+ D1+ D2+ AuxCurrent=0mA
> > 
> > PME(D0-,D1-,D2-,D3hot-,D3cold-)
> > 
> >                 Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME-
> >         
> >         Kernel driver in use: snd_hda_intel
> > 
> > Anything more you need?
> 
> Grrr, I hate this endless madness with the DMA position...
> 
> Could you try position_fix=1 or position_fix=2 option whether it
> fixes the problem?  If position_fix=1 works, try the patch below
> without the option.
Will do as soon as I am home again (~7 hours from now).

Andres