Subject: Re: Inserting wavelan card disrupts USB sound playback?
To: Jonathan Stone <jonathan@DSG.Stanford.EDU>
From: Jason R Thorpe <>
List: current-users
Date: 10/11/2000 17:49:15
On Wed, Oct 11, 2000 at 05:24:28PM -0700, Jonathan Stone wrote:

 > Oh. Thanks, Jason.  So the problem is pcic_chip_socket_enable() (or
 > whatever) victimizing the sound-playback process with a tlseep(), not
 > something at high spl blocking the 50Hz interrupts for isochronous USB
 > audio data?  Yuck.  That means it'll still happen even if I fixed the
 > native ymf-7xx driver.

No, not the tsleep... there are other delays in there, and other
consequences on system from frobbing the power things.  It happens
on other systems, too, like my alpha (system skips while the WaveLan
card powers up).

        -- Jason R. Thorpe <>