David Moore wrote: > On Fri, 2008-01-11 at 10:44 +0100, Stefan Richter wrote: >> No, according to what several people saw with VT630x in OHCI 1.0 mode, >> there is still the bug that the DMA program stops after receiving one or >> a few frames. This is 100% reproducible with coriander + IIDC camera >> and dvgrab + DV camcorder. >> https://bugzilla.redhat.com/show_bug.cgi?id=415841 >> >> As far as I understood, this presumably happens because the problem >> which David Moore addressed with "fw-ohci: Fix for dualbuffer >> three-or-more buffers" is also present but unfixed in the >> packet-per-buffer code. > > I thought I had fixed that in my "fw-ohci: Bug fixes for > packet-per-buffer support" patch That's what I was thinking/hoping, but... > but maybe it's still not working perfectly yet. ...I still can't get more than 1 or 2 frames of dv w/the OHCI 1.0 VT6307 I'm working with right now. :( > I'm running out of ideas for why that still might not > work so further testing or insights would be appreciated. I'm rather short on ideas too. I was really hoping the dynamic buffer allocation patch might help too, thinking maybe these cards were just exhausting the buffer and getting wedged, but no dice. Oh, I should also mention that I get some lockdep spew w/the dynamic buffer alloc patch added to the mix... (will get that report over to you via linux1394-devel though) -- Jarod Wilson jwilson@xxxxxxxxxx
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