[linux-dvb] Re: cant scan signal

[Nicolas <aragorn_700@yahoo.fr>]

> > I am not able to scan dvb signal , on my skystar2 ( Rev 2.6C ) with 
> > the scan utility.
> > I try the 2.6 kernel ( 2.6.8-rc2 ), with native skystar drivers.
> > and also the 2.4 kernel ( 2.4.25 ) , with libdvb-1.1.0.
> >
> > And i get the same result :
> >
> > # ./scan -v /root/Astra-1H
> > scanning /root/Astra-1H
> > using '/dev/dvb/adapter0/frontend0' and '/dev/dvb/adapter0/demux0'
> > initial transponder 12285000 V 27500000 3
> > >>> tune to: 12285:v:0:27500
> > DiSEqC: switch pos 0, 13V, hiband (index 2)
> > >>> tuning status == 0x01
> > >>> tuning status == 0x01
> > >>> tuning status == 0x01
> > >>> tuning status == 0x01
> > >>> tuning status == 0x01
> > >>> tuning status == 0x01
> > >>> tuning status == 0x01
> > >>> tuning status == 0x01
> > >>> tuning status == 0x01
> > >>> tuning status == 0x01
> > WARNING: >>> tuning failed!!!
> > >>> tune to: 12285:v:0:27500 (tuning failed)
> > DiSEqC: switch pos 0, 13V, hiband (index 2)
> > >>> tuning status == 0x01
> > >>> tuning status == 0x01
> > >>> tuning status == 0x01
> > >>> tuning status == 0x01
> > >>> tuning status == 0x01
> > >>> tuning status == 0x01
> > >>> tuning status == 0x01
> > >>> tuning status == 0x01
> > >>> tuning status == 0x01
> > >>> tuning status == 0x01
> > WARNING: >>> tuning failed!!!
> > ERROR: initial tuning failed
> > dumping lists (0 services)
> > Done.
> >
> > ( i also try ./scan -5 )
> >
> > # lsmod
> > Module                  Size  Used by    Not tainted
> > stv0299                 8588   0  (unused)
> > skystar2               18828   0  (unused)
> > dvb-core               40864   0  [stv0299 skystar2]
> > video-buf              11408   0  (unused)
> > v4l2-common             3296   0  (unused)
> > v4l1-compat            12808   0  (unused)
> >
> > # ls -al /dev/dvb/adapter0/
> > total 8
> > drwxr-xr-x  2 root root    4096 Jul 27 18:55 .
> > drwxr-xr-x  6 root root    4096 Jul 27 18:55 ..
> > crw-rw----  1 root video 250, 1 Jul 27 18:55 audio0
> > crw-rw----  1 root video 250, 6 Jul 27 18:55 ca0
> > crw-rw----  1 root video 250, 4 Jul 27 18:55 demux0
> > crw-rw----  1 root video 250, 5 Jul 27 18:55 dvr0
> > crw-rw----  1 root video 250, 3 Jul 27 18:55 frontend0
> > crw-rw----  1 root video 250, 7 Jul 27 18:55 net0
> > crw-rw----  1 root video 250, 8 Jul 27 18:55 osd0
> > crw-rw----  1 root video 250, 0 Jul 27 18:55 video0
>
> I notice a strange error in dmesg :
>
> master_xfer: read error !
> message 0: flags=0x0, addr=0x68, buf=0xa, len=1
> message 1: flags=0x1, addr=0x68, buf=0x0, len=1
> master_xfer: write error 0 !
> message 0: flags=0x0, addr=0x61, buf[0]=0x34, len=4
> master_xfer: write error 0 !
> message 0: flags=0x0, addr=0x61, buf[0]=0x34, len=4
> master_xfer: write error 0 !
> message 0: flags=0x0, addr=0x61, buf[0]=0x34, len=4
> ....
>
> Have read that master_xfer refer to i2c bus, so i try to load some i2c 
> modules ( i2c-proc, i2c-dev, i2c-core ) but it also dont work.

I have also change the cable, and test the signal which is receive by a 
windows *sic*, and it works ...
Did i make somethings wrong ? i have search on linuxtv-dvb mailling list 
and google and find nothing about this problem i have not tried ...

Please help :/