[linux-dvb] Re: budget-ci CI interface testing

[Klaus Schmidinger <Klaus.Schmidinger@cadsoft.de>]

Andrew de Quincey wrote:
> 
> > I do not know the protocol well enough, to see the problem, but I think it
> > has something todo with a tcid comparison in cam_set which is not
> > fulfilled. The second possible problem I see is that the
> > dvb_ca_en50221_read_data function is called 1130 times in 12 seconds, but
> > no data is delivered to cam_set after the 7 bytes.
> >
> > I have also seen one time, that every io_poll returned with a time out,
> > also the one after the FR IRQ. And so cam_set never called read and
> > returned errors only. But I have no log of this and I have no access to the
> > machine anymore, because it crashed.
> >
> > I started cam_set, killed it with CTRL+C somewhere between write and read
> > call and started it again. After this procedure the connection was lost.
> >
> > I hope this will help a little bit, I will continue my tests after I have
> > reseted the machine today evening or tomorrow.
> 
> Thanks very much, I'm hopefully about to start testing this stuff myself soon.
> 
> Are you using the very latest CVS? I found and fixed a stupid bug yesterday
> which would explain why dvb_ca_en50221_read_data is called 1130 times in only
> a few seconds.

Since AFAIK the CI code in libdvb originally came from VDR I would
appreciate if you could send me a copy of any fixes you make to that
code.

Klaus


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