[linux-dvb] Kworld DVB-T 210 - dvb tuning problem

hermann pitton hermann-pitton at arcor.de
Tue Apr 15 02:42:30 CEST 2008


Am Montag, den 14.04.2008, 22:10 +0800 schrieb timf:
> Hartmut Hackmann wrote:
> > Hi
> > <snip>
> Just to be sure:
> > - you are aware that you can't use analog and dvb simultanously?
> > - you are aware that after stopping a dvb application it takes about a
> >   second before the dvb driver releases the card and the analog tuner 
> > can be used?
> > - did you mix up the antenna inputs?
> >
> > Hartmut
> >
> 
> OK, start completely new again.
> 
> This is exactly as it was when I asked for your help:
> need to start analog-tv before can use dvb-t
> 
> timf at ubuntu:~$ hg clone http://linuxtv.org/hg/v4l-dvb
> timf at ubuntu:~$ cd v4l-dvb
> timf at ubuntu:~$ make
> timf at ubuntu:~$ sudo make install
> 
> -> shutdown
> -> power-cycle (1 hour no power)
> 
> timf at ubuntu:~$ sudo -s -H
> root at ubuntu:/home/timf# tzap -r "TEN HD"
> using '/dev/dvb/adapter0/frontend0' and '/dev/dvb/adapter0/demux0'
> tuning to 788500000 Hz
> video pid 0x0202, audio pid 0x0000
> status 00 | signal ffff | snr 0000 | ber 0001fffe | unc 00000000 |
> status 1f | signal ffff | snr 0000 | ber 000117e6 | unc ffffffff | 
> FE_HAS_LOCK
> status 1f | signal ffff | snr 0000 | ber 00011902 | unc ffffffff | 
> FE_HAS_LOCK
> status 00 | signal ffff | snr 0000 | ber 0001fffe | unc 00000000 |
> status 00 | signal ffff | snr 0000 | ber 0001fffe | unc 00000000 |
> status 00 | signal ffff | snr 0000 | ber 0001fffe | unc 00000000 |
> status 1f | signal ffff | snr 0000 | ber 00012076 | unc ffffffff | 
> FE_HAS_LOCK
> status 00 | signal ffff | snr 0000 | ber 0001fffe | unc 00000000 |
> status 1f | signal ffff | snr 0000 | ber 000120d6 | unc ffffffff | 
> FE_HAS_LOCK
> status 00 | signal ffff | snr 0000 | ber 0001fffe | unc 00000000 |
> status 1f | signal ffff | snr 0000 | ber 00011abe | unc ffffffff | 
> FE_HAS_LOCK
> status 1f | signal ffff | snr 0000 | ber 00011938 | unc ffffffff | 
> FE_HAS_LOCK
> status 00 | signal ffff | snr 0000 | ber 0001fffe | unc 00000000 |
> status 1f | signal ffff | snr 0000 | ber 0001198a | unc ffffffff | 
> FE_HAS_LOCK
> status 00 | signal ffff | snr 0000 | ber 0001fffe | unc 00000000 |
> status 01 | signal ffff | snr 0000 | ber 00011e5c | unc ffffffff |
> status 1f | signal ffff | snr 0000 | ber 00011a14 | unc ffffffff | 
> FE_HAS_LOCK
> status 1f | signal ffff | snr 0000 | ber 00011962 | unc ffffffff | 
> FE_HAS_LOCK
> status 1f | signal ffff | snr 0000 | ber 00011cf4 | unc ffffffff | 
> FE_HAS_LOCK
> status 1f | signal ffff | snr 0000 | ber 00011906 | unc ffffffff | 
> FE_HAS_LOCK
> status 00 | signal ffff | snr 0000 | ber 0001fffe | unc 00000000 |
> status 1f | signal ffff | snr 0000 | ber 000118f2 | unc ffffffff | 
> FE_HAS_LOCK
> status 1f | signal ffff | snr 3030 | ber 00013348 | unc ffffffff | 
> FE_HAS_LOCK
> 
> -> start tvtime -> viewing SBS -> stop tvtime
> 
> root at ubuntu:/home/timf# tzap -r "TEN HD"
> using '/dev/dvb/adapter0/frontend0' and '/dev/dvb/adapter0/demux0'
> tuning to 788500000 Hz
> video pid 0x0202, audio pid 0x0000
> status 00 | signal 9b9b | snr 6060 | ber 0001fffe | unc 00000000 |
> status 1f | signal 9b9b | snr fdfd | ber 00000248 | unc ffffffff | 
> FE_HAS_LOCK
> status 1f | signal 9a9a | snr fefe | ber 00000294 | unc 00000000 | 
> FE_HAS_LOCK
> status 1f | signal 9a9a | snr fefe | ber 000002f6 | unc 00000000 | 
> FE_HAS_LOCK
> status 1f | signal 9a9a | snr fefe | ber 000002a0 | unc 00000000 | 
> FE_HAS_LOCK
> status 1f | signal 9a9a | snr fefe | ber 00000264 | unc 00000000 | 
> FE_HAS_LOCK
> status 1f | signal 9a9a | snr fefe | ber 0000024a | unc 00000000 | 
> FE_HAS_LOCK
> status 1f | signal 9a9a | snr fefe | ber 0000027a | unc 00000000 | 
> FE_HAS_LOCK
> status 1f | signal 9a9a | snr fefe | ber 0000020c | unc 00000000 | 
> FE_HAS_LOCK
> status 1f | signal 9a9a | snr fefe | ber 00000218 | unc 00000000 | 
> FE_HAS_LOCK
> status 1f | signal 9b9b | snr fefe | ber 000001c6 | unc 00000000 | 
> FE_HAS_LOCK
> status 1f | signal 9b9b | snr fefe | ber 00000188 | unc 00000000 | 
> FE_HAS_LOCK
> 
> 
> Regards,
> Tim


Hi,

I have no idea yet, same goes for Frederic reporting the same kernel
2.6.24 once working and after a distribution upgrade not anymore.

For sure the gpio antenna and mode switching for me works on both type
of cards.

tda1004x: setting up plls for 48MHz sampling clock
tda1004x: found firmware revision 29 -- ok
saa7133[0]/dvb: setting GPIO21 to 0 (TV antenna?)
saa7133[0]/dvb: setting GPIO21 to 1 (Radio antenna?)
saa7133[0]: gpio: mode=0x0200000 in=0x0000000 out=0x0000000 [Television]
saa7133[0]: gpio: mode=0x0200000 in=0x0000000 out=0x0000000 [Television]
saa7133[0]: gpio: mode=0x0200000 in=0x0000000 out=0x0000000 [Television]
saa7133[0]: gpio: mode=0x0200000 in=0x0000000 out=0x0000000 [Television]
saa7133[0]: gpio: mode=0x0200000 in=0x0000000 out=0x0000000 [Television]
tda1004x: setting up plls for 48MHz sampling clock
tda1004x: found firmware revision 29 -- ok
saa7133[1]/dvb: setting GPIO21 to 1 (Radio antenna?)
saa7133[1]/dvb: setting GPIO21 to 0 (TV antenna?)
saa7133[1]: gpio: mode=0x0200000 in=0x0000000 out=0x0000000 [Television]
saa7133[1]: gpio: mode=0x0200000 in=0x0000000 out=0x0000000 [Television]
saa7133[1]: gpio: mode=0x0200000 in=0x0000000 out=0x0000000 [Television]
saa7133[1]: gpio: mode=0x0200000 in=0x0000000 out=0x0000000 [Television]
saa7133[1]: gpio: mode=0x0200000 in=0x0000000 out=0x0000000 [Television]

saa7133[1]: gpio: mode=0x0200000 in=0x0000000 out=0x0200000 [Radio]
saa7133[1]: gpio: mode=0x0200000 in=0x0000000 out=0x0200000 [Radio]
saa7133[1]: gpio: mode=0x0200000 in=0x0000000 out=0x0200000 [Radio]
saa7134 ALSA driver for DMA sound loaded
saa7133[0]/alsa: saa7133[0] at 0xe8000000 irq 19 registered as card -1
saa7133[1]/alsa: saa7133[1] at 0xe8001000 irq 18 registered as card -1
saa7133[2]/alsa: saa7133[2] at 0xe8002000 irq 17 registered as card -1

Cheers,
Hermann





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