(it's probably a bad idea to attach .jpgs to a LKML post - please post them on the web and send a URL) On Sun, 2006-10-08 at 12:38 +0200, Dominique Dumont wrote: > Anyway, the oscilloscope shows that: > - a spike occurs every 330 useconds (about 3kHz) > (note: 330us is 15.85 times the period of the 48KHz spdif stream) > - the spike level roughly matches the level of the sine waves 330 > useconds sooner > You seem to be using a period size of 256 samples - any change if you use a larger period size? Any change if you use setpci to increase LATENCY_TIMER for the SBLive! card? Lee - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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