[vdr] VDR with S2API (update)

Alex Betis alex.betis at gmail.com
Sun Dec 7 14:41:54 CET 2008


On Sun, Dec 7, 2008 at 3:06 PM, Klaus Schmidinger <
Klaus.Schmidinger at cadsoft.de> wrote:

> On 07.12.2008 13:21, Klaus Schmidinger wrote:
> > Attached is an updated version of the patch to make VDR use
> > the S2API. Dominik Strasser reported that he got log entries like
> >
> >   Dec  6 18:39:02 VDR vdr: [4102] ERROR: frontend 0: Das Argument ist
> ungültig
> >   Dec  6 18:39:02 VDR kernel: DVB: adapter 0 frontend 1935763502 symbol
> rate 0 out of range (451875..7230000)
> >
> > and I now also get
> >
> >   Dec  7 13:03:26 vdr2 vdr: [3441] ERROR: frontend 0: Invalid argument
> >   Dec  7 13:03:26 vdr2 kernel: DVB: adapter 0 frontend 0 symbol rate 0
> out of range (5000000..45000000)
> >
> > when trying to tune to a DVB-S2 channel.
> >
> > The attached patch logs the value put into the DTV_SYMBOL_RATE slot,
> > and it appears to be fine. Why the value falls back to 0 when tuning
> > is currently totally unclear (as is the large frontend value in Dominik's
> > case).
> >
> > Any help in debugging this would be appreciated.
>
> Some more info: apparently the problem only happens if a DVB-S2 card
> (a TT-budget S2 3200 in my case) is (attempted to be) tuned to a DVB-S2
> channel after the driver has been freshly loaded. Once the card has
> been tuned to a DVB-S channel, subsequent tuning to DVB-S2 channels works
> fine.

That scenario works fine with scan-s2 utility.

>
>
> Now I'm unsure whether this is a VDR bug or a driver bug...

Where is the origin of frontend value? I think its VDR internal and is not
received from the driver...


>
>
> Klaus
>
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