[linux-dvb] Re: Problems with multiple tda1004x based NOVA-T cards

[Johannes Stezenbach <js@convergence.de>]

Gavin Hamill wrote:
> On Thursday 24 July 2003 8:13 am, you wrote:
> > OK, I think I have found the problem, well at least located it:-
> >
> > In dvb_frontend.c there is a function "dvb_bend_frequency" which
> > apparently stops two cards from interfering with each other when they
> > are tuned to the same frequency. I commented out the function and now
> > both cards work fine.
> >
> > Anyone got any thoughts?
> 
> I remember Andrew de Quincy (sorry if I messed up the spelling of your 
> surname!) talking about this before on the list, but in relation to the older 
> Nova-T Grundig frontend... 
> 
> At the time he'd tried 3 or 4 cards all tuned to the same freq in the same 
> machine and noticed no ill side-effects regarding stability of signal 
> quality, so commented the code out in a patch he sent...  Perhaps the bending 
> is only relevant to DVB-S or DVB-C...

I remember that we decided to enable bending only for frontends
on the same adapter (some STBs with two frontends need bending).

But apparently no one cared to write code for that :-(.


Johannes


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