[linux-dvb] qam 256 doesn't work with TT 2300-C (Technotrend)

e9hack e9hack at googlemail.com
Tue Feb 20 22:53:57 CET 2007

Markus Frahm wrote:
> Hello,
> I get 64qam as well as qam256 channels from my provider (willy-tel,Hamburg 
> Germany). The qam 256 channels work well under windows with the same cable, 
> so I think it should be a driver problem, pehaps in stv0297.c?The quality of 
> video and sound with 256qam is very poor. If it wouldn't work with windows I 
> would suppose that it was a cable/signal problem, but I have excellent 
> quality under windows.

I've  snooped on the i2c-registers from saa7146 on the windows driver.
If the windows driver didn't get a lock, it does sweep some values. I've
tried to implement this behavior into the linux driver. I didn't see an
improvement on my card, so I didn't publish the patch.

- Hartmut

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