[linux-dvb] Re : Re : TT S2-3200 driver

Алексей Субботин subbotin222 at mail.ru
Thu Oct 2 09:53:29 CEST 2008


Thank you Alex!

Great!!!  Your patch worked indeed, I'm really happy now!

Cheers,
Alexey



-----Original Message-----
From: "Alex Betis" <alex.betis at gmail.com>
To: linux-dvb at linuxtv.org
Date: Wed, 1 Oct 2008 17:28:18 +0300
Subject: Re: [linux-dvb] Re : Re : TT S2-3200 driver

> Hi all,
> 
> My description of the solution is here:
> http://www.linuxtv.org/pipermail/linux-dvb/2008-September/029361.html
> 
> I've also attaching the patches to this thread.
> 
> Several people reported better lock on DVB-S channels.
> 
> Just to clarify it, the changes mostly affect DVB-S channels scanning, it
> doesn't help with DVB-S2 locking problem since the code is totally different
> for S and S2 signal search.
> 
> I've increased a timer for S2 signal search and decreased the search step,
> this helps to lock on "good" S2 channels that were locked anyway with
> several attempts, but this time it locks from first attempt. The "bad"
> channels finds the signal, but the FEC is unable to lock.
> Since searching of S2 channels is done in the card and not in the driver,
> its pretty hard to know what is going on there.
> 
> Can't say what happens with the lock on "good" channels since I don't have
> any S2 FTA in my sight.
> 
> If anyone has any progress with S2 lock, let me know, I'd like to join the
> forces.
> 
> 
> On Tue, Sep 30, 2008 at 12:48 PM, Alex Betis <alex.betis at gmail.com> wrote:
> 
> > I'll send the patches to the list as soon as I'll finish some more
> > debugging and clean the code from all the garbage I've added there.
> >
> > Meanwhile I'd also like to wait for few people responses who test those
> > patches. So far one person with Twinhan 1041 card confirmed that the changes
> > "improved a lot" the locking. Waiting for few more people with TT S2-3200 to
> > confirm it.
> >
> >
> > On Tue, Sep 30, 2008 at 12:35 PM, Newsy Paper <
> > newspaperman_germany at yahoo.com> wrote:
> >
> >> Hi Alex!
> >>
> >> This souds like good news!
> >> Hope you could help us with a patch from you.
> >>
> >> kind regards
> >>
> >>
> >> Newsy
> >>
> >>
> >> --- Alex Betis <alex.betis at gmail.com> schrieb am Mo, 29.9.2008:
> >>
> >> > Von: Alex Betis <alex.betis at gmail.com>
> >> > Betreff: Re: [linux-dvb] Re : Re : TT S2-3200 driver
> >> > An: "Jelle De Loecker" <skerit at kipdola.com>
> >> > CC: "linux-dvb" <linux-dvb at linuxtv.org>
> >> > Datum: Montag, 29. September 2008, 16:13
> >> > Does that card use stb0899 drivers as Twinhan 1041?
> >> >
> >> > I've done some changes to the algorithm that provide
> >> > constant lock.
> >> >
> >> > 2008/9/29 Jelle De Loecker <skerit at kipdola.com>
> >> >
> >> > >
> >> > > manu schreef:
> >> > >
> >> > > Le 13.09.2008 19:10:31, Manu Abraham a Иcrit :
> >> > >
> >> > >
> >> > >  manu wrote:
> >> > >
> >> > >
> >> > >  I forgot the logs...
> >> > >
> >> > >
> >> > >  Taking a look at it. Please do note that, i will have
> >> > to go through
> >> > > it
> >> > > very patiently.
> >> > >
> >> > > Thanks for the logs.
> >> > >
> >> > >
> >> > >
> >> > >  You're more than welcome. I tried to put some
> >> > printk's but the only
> >> > > thing I got is that even when the carrier is correctly
> >> > detected, the
> >> > > driver does not detect the data (could that be related
> >> > to the different
> >> > > FEC?).
> >> > > Anyway let me know if you need more testing.
> >> > > Bye
> >> > > Manu
> >> > >
> >> > >
> >> > > I'm unable to scan the channels on the Astra 23,5
> >> > satellite
> >> > > Frequency 11856000
> >> > > Symbol rate 27500000
> >> > > Vertical polarisation
> >> > > FEC 5/6
> >> > >
> >> > > Is this because of the same bug? I should be getting
> >> > Discovery Channel HD,
> >> > > National Geographic Channel HD, Brava HDTV and Voom HD
> >> > International, but
> >> > > I'm only getting a time out.
> >> > >
> >> > >
> >> > > *Met vriendelijke groeten,*
> >> > >
> >> > > *Jelle De Loecker*
> >> > > Kipdola Studios - Tomberg
> >> > >
> >> > >
> >> > >
> >> > > _______________________________________________
> >> > > linux-dvb mailing list
> >> > > linux-dvb at linuxtv.org
> >> > >
> >> > http://www.linuxtv.org/cgi-bin/mailman/listinfo/linux-dvb
> >> > >
> >> > _______________________________________________
> >> > linux-dvb mailing list
> >> > linux-dvb at linuxtv.org
> >> > http://www.linuxtv.org/cgi-bin/mailman/listinfo/linux-dvb
> >>
> >>
> >>
> >>
> >>
> >> _______________________________________________
> >> linux-dvb mailing list
> >> linux-dvb at linuxtv.org
> >> http://www.linuxtv.org/cgi-bin/mailman/listinfo/linux-dvb
> >>
> >
> >
> 
> ATTACHMENT: application/octet-stream (stb0899_drv.c.diff)
> ATTACHMENT: application/octet-stream (stb0899_algo.c.diff)
> 




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