[linux-audio-user] Latency timer issues

rix zajelo3 at cfl.rr.com
Wed Apr 28 18:48:44 EDT 2004


Hi all,
    I'm trying to reset the latency_timer on my on-board nforce2 sound 
to 32 instead of 0, but it doesn't seem to work. I issue the command 
"setpci -v -s 00:06.0 latency_timer=20 as root, but lspci still shows 
the latency as being 0. Any ideas?

00:06.0 Multimedia audio controller: nVidia Corporation nForce2 AC97 
Audio Controler (MCP) (rev a1)
    Subsystem: Asustek Computer, Inc.: Unknown device 8095
    Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- 
Stepping- SERR- FastB2B-
    Status: Cap+ 66Mhz+ UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort- 
<TAbort- <MAbort- >SERR- <PERR-
    Latency: 0 (500ns min, 1250ns max)
    Interrupt: pin A routed to IRQ 10
    Region 0: I/O ports at e800 [size=256]
    Region 1: I/O ports at e000 [size=128]
    Region 2: Memory at e6083000 (32-bit, non-prefetchable) [size=4K]
    Capabilities: [44] Power Management version 2
        Flags: PMEClk- DSI- D1+ D2+ AuxCurrent=0mA 
PME(D0-,D1-,D2-,D3hot-,D3cold-)
        Status: D0 PME-Enable- DSel=0 DScale=0 PME-

                 TIA
                   Rick B




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