Some postings before i read about multiproto + hvr4000 and tuning problems. I had that problems myselfe.
do you mean my hvr4000-problem with ERROR (dvbdevice.c,302): Invalid argument ??
The problem is the inversion setting in the driver. It's a driver bug. At the moment i do not have my modified driver by hand. Will post it in later today.
it will be fine
I did a mixuup between : http://www.linuxtv.org/pipermail/linux-dvb/2008-March/024487.html and http://www.mail-archive.com/linux-dvb@linuxtv.org/msg27438.html a patch i have done.
there's January hvr4000 patch http://www.linuxtv.org/pipermail/linux-dvb/2008-January/023390.html
and multifrontend patch http://www.linuxtv.org/pipermail/linux-dvb/2008-January/023416.html
may be they will help to you
Igor