[linux-dvb] Re: ALPS-TDMB7 ALPS-TDLB7 tuner problems?

[Juri Haberland <juri@koschikode.com>]

Andrew de Quincey wrote:
> On Monday 29 March 2004 21:36, Juri Haberland wrote:
>> Andrew de Quincey wrote:
>> > Hi, my work just gave me one of the ALPS TBMB7 based Nova-USB-t devices,
>> > and like others reported, it doesn't tune. I've fixed it in CVS now. Let
>> > me know if it helps....
>>
>> Good work. Using a ALPS-TDLB7 tuner it tunes now much better than
>> before, but there are still slow tunings. On the other side: I have the
>> impression that it sometimes tunes faster than the old DVB driver.
>>
>> Actually, maybe the zigzag scan is also the culprit here. Is there a
>> simple way to disable it?
> 
> Hmm, not really, but you can mess with the timing with the 
> dvb_override_tune_delay module parameter to dvb-core. It specifies the lock 
> timeout before moving to the next zigzag step. Maybe you just need to make it 
> a bit larger for some combinations of frontend parameters (currently its set 
> to 150ms for the ALPS TDLB7).
> 
> If you find a better value, let me know and I'll modify it in the driver 
> itself.

Thanks. I'll give it a try next weekend.

Cheers,
Juri



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