RE: [PATCH] usb audio.

From: Dunlap, Randy (randy.dunlap@intel.com)
Date: Fri Oct 13 2000 - 12:27:05 EST


> > I don't know about the sound hickups you are hearing. Tom Sailer
> > suggested just a day or two ago something about changing the
> > latency for the USB controller by using setpci.
>
> I tried:
>
> setpci -s 00:07.2 latency_timer=20
> setpci -s 00:07.2 latency_timer=40
> setpci -s 00:07.2 latency_timer=80
>
> but without effect. However, the USB device doesn't have a latency
> timer, so that probably explains.

Eric,

How about trying latency_timer=10, which will apparently
show up as being 0 (since 10 is smaller than its
implemented granularity).
This made the audio tolerable for Kees Cook according to
his response to Tom Sailer.

~Randy

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