On Thu, 2006-07-27 at 13:40 +0200, Simen Thoresen wrote:
> Hi List,
> 
> I've been using ivtv since 0.4.2-or so on a PVR-250, and have always
> been very happy with it. I recently upgraded my current system (Athlon64
> on Asus A8N-SLI Deluxe (NForce4 SLI) with CentOS4-i386 (2.6.9-xx
> kernels)) with an X2 CPU, and changed to the SMP kernel. Due to
> non-ivtv-issues I was unable to use the default kernel, and upgraded to
> 2.6.17.6, and therefore to ivtv-0.7.0. After a little work, I managed to
> figure out which modules now were in the kernel rather than ivtv, and
> got things working.
> 
> ...except for the DMA errors.
> 

I have the same problem you are having. I also have the same setup. 

> I've applied the PIO-patch
> (from one of the messages in "http://ivtvdriver.org/trac/ticket/48";),
> and am seeing the increase in CPU usage (~50% on my Athlon64 running at
> 1000MHz), and have so far (1 day) not seen any new errors. Except for
> the increased CPU use, ivtv seems happy;

Thanks for the info about this patch. I'm going to try it out. How is it
working out for you now that it's been a couple of days?

Rey


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