Re: [linux-dvb] How to use scan-s2?

["Hans Werner" <HWerner4@gmx.de>]

> On Sun, Jan 25, 2009 at 4:41 PM, Hans Werner <HWerner4@gmx.de> wrote:
> 
> > > If you have a stb0899 device, don't forget to add "-k 3".
> >
> > Oh. Can someone say what's different about the stb0899 here,
> > and how -k 3 helps ?
> 
> 
> Since I've added it, I'll try to defend it :)
> 
> stb0899 driver (or maybe the chip?) has some buffers inside that are not
> reset between tunnings.
> In that case messages from *previous* channel will arrive after the
> tunning
> to new channel is complete.
> Those messages will create a big mess in the results, such as channels
> without names, duplicate channels on different transponders.
> -k option specifies how many messages should be ignored before processing
> it. I couldn't think of a more elegant way to ignore messages from
> previously tuned channel. I use "-k 3" by myself, but after playing around
> with "-k 2" saw that its also working. "-k 1" was still not enough.
> 
> The proper way is to have an option to reset that buffer in the driver
> after
> tunning.
> Since I don't know how it can be done and how it will affect tunning of
> channels for viewing, I didn't want to go that way and solve it in
> scan-s2.
> 
> Regards,
> Alex.

OK, thanks, I will check if I see that problem. Which card(s)
did you see this with?
Hans
-- 
Release early, release often.

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