[linux-dvb] Re: DVB-t problems ...

[Holger Waechtler <holger@convergence.de>]

Hi William,

the driver could not find a known Tuner on your card. Could you please 
tell me what's printed on the metal box on your DVB card?

thanks,

- Holger



William R Sowerbutts wrote:
> Hi all,
> 
> I've been having some problems trying to get a WinTV Nova-T card working with
> Linux 2.2.18 (my distribution is Debian 'testing') on an 800MHz Athlon and VIA
> KT133 system. I am located in NW11 in London, so I'm using the Crystal Palace
> transmitter.
> 
> I am using the driver from CVS.
> 
> /sbin/lspci reports:
> 
> 00:0d.0 Class 0480: 1131:7146 (rev 01)
>         Subsystem: 13c2:1005
>         Flags: bus master, medium devsel, latency 32, IRQ 10
>         Memory at da001000 (32-bit, non-prefetchable) [size=512]
> 
> The driver appears to detect the board correctly:
> 
> Apr  5 16:20:59 igor kernel: i2c-core.o: i2c core module
> Apr  5 16:20:59 igor kernel: Linux video capture interface: v1.00
> Apr  5 16:20:59 igor kernel: i2c-core.o: driver VES1893 DVB demodulator registered.
> Apr  5 16:20:59 igor kernel: i2c-core.o: driver VES1820 DVB demodulator registered.
> Apr  5 16:20:59 igor kernel: i2c-core.o: driver L64781 DVB demodulator registered.
> Apr  5 16:20:59 igor kernel: init_SP8870:
> Apr  5 16:20:59 igor kernel: i2c-core.o: driver SP8870 DVB demodulator registered.
> Apr  5 16:21:00 igor kernel: i2c-core.o: driver tda8083 DVB demodulator registered.
> Apr  5 16:21:00 igor kernel: i2c-core.o: driver stv0299 DVB demodulator registered.
> Apr  5 16:21:00 igor kernel: i2c-core.o: driver i2c TV tuner driver registered.
> Apr  5 16:21:00 igor kernel: saa7146_core.o: saa7146(1): bus:0, rev:1, mem:0xdb29a000.
> Apr  5 16:21:00 igor kernel: i2c-core.o: client [L64781] registered to adapter [saa7146(1)](pos. 0).
> Apr  5 16:21:00 igor kernel: L64781: attaching L64781 @ 0x55 (adap d710e580)
> Apr  5 16:21:00 igor kernel: SP8870: no SP8870 found ...
> Apr  5 16:21:00 igor kernel: tuner: chip found @ 0x61
> Apr  5 16:21:00 igor kernel: i2c-core.o: client [i2c tv tuner chip] registered to adapter [saa7146(1)](pos. 1).
> Apr  5 16:21:01 igor kernel: i2c-core.o: adapter saa7146(1) registered as adapter 0.
> Apr  5 16:21:02 igor kernel: dvb: 1 dvb(s) found!
> 
> However, I get a bunch of messages like this in the logs:
> 
> Apr  5 18:15:48 igor kernel: tuner: tuner type not set
> 
> I've tried using an earlier CVS snapshot (sometime in feb, IIRC) and that
> failed too.
> 
> Much scratching of the head and reading of the mailing list archives later, I
> found that there's a bug in the CVS driver, and that it needs modifications
> for the UK:
> 
> http://www.linuxtv.org/mailinglists/linux-dvb/2002/03-2002/msg00001.html
> 
> But still no joy -- 'dvbtune -m' reports SNR is 0 and a 'Verror' of several
> thousand, and a BER of about 20--100. (using dvbtune 0.3)
> 
> Under Windows I can tune into this multiplex. Reception isn't amazingly good,
> but it works... incidentally, will a regular TV aerial booster help? I suspect
> it would, but I'd like to check ...
> 
> So basically: help! what next? Is the CVS driver br0ken for DVB-t??
> 
> Many thanks in advance,
> 
> Will
> 
> _________________________________________________________________________
> William R Sowerbutts                                  will@sowerbutts.com
> Coder / Guru / Nrrrd                                http://sowerbutts.com
>          main(){char*s=">#=0> ^#X@#@^7=",c=0,m;for(;c<15;c++)for
>          (m=-1;m<7;putchar(m++/6&c%3/2?10:s[c]-31&1<<m?42:32));}  
> 
> 
> 




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