[linux-dvb] Still no frontend on KNC1 DVB-C Card

e9hack e9hack at googlemail.com
Thu Nov 16 21:45:48 CET 2006


Hi,

the tuner of the KNC1-DVB-C card is switched on by a GPIO-pin of the
SAA7146. The current driver has no delay between power on and the first
access to the TDA10021. The attached patch may fix your problem.

- Hartmut


Sven Lankes wrote:
> Hi,
>
> I have a KNC1-DVB-C card that doesn't want to work under linux. Last
> time I tried to make it work was in January ([1]) - the situation
> hasn't changed since then.
>
> This is what dmesg gets me after booting or remodprobing budget-av:
>
> [17179867.952000] DVB: registering new adapter (KNC1 DVB-C).
> [17179868.012000] adapter failed MAC signature check
> [17179868.012000] encoded MAC from EEPROM was ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff:ff
> [17179868.520000] KNC1-0: MAC addr = 00:09:d6:ff:f1:0d
> [17179868.868000] DVB: TDA10021: tda10021_readreg: readreg error (ret == -121)
> [17179868.868000] budget-av: A frontend driver was not found for device 1131/7146 subsystem 1894/0020
> [17179868.868000] budget-av: ci interface initialised.
>
> I have tried this under a FC6 installation and on Ubuntu Edgy - both
> machines show the same error. I am running HG head (after the the Ubuntu
> / Fedora modules didn't work - same error).
>
> The card works fine under Windows.
>
> [1] http://www.linuxtv.org/pipermail/linux-dvb/2006-January/007679.html
>
>   

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