[linux-dvb] Re: Mux C on Pontop with ./scan

[Johannes Stezenbach <js@convergence.de>]

Graeme Bullimore wrote:
> 
> I'm using a TT-Budget/WinTV-NOVA-T PCI with a Philips TDA10045H & TDM1316L.
> 
> Scan Session
> ~~~~~~~~~~~
> ./scan -i 0 ./dvb-t/uk-PontopPike
> scanning ./dvb-t/uk-PontopPike
> using '/dev/dvb/adapter0/frontend0' and '/dev/dvb/adapter0/demux0'
> initial transponder 77816700 0 2 0 3 0 0 0
> >>> tune to: 
> 778167000:INVERSION_OFF:BANDWIDTH_8_MHZ:FEC_2_3:FEC_NONE:QAM_64:TRANSMISSION_MODE_2K:GUARD_INTERVAL_1_32:HIERARCHY_NONE
...
> That all looks okay, except for..
> 826166670:INVERSION_OFF:BANDWIDTH_8_MHZ:FEC_3_4:QAM_16:TRANSMISSION_MODE_2K:GUARD_INTERVAL_1_32:HIERARCHY_NONE 
> __tune_to_transponder:1225: ERROR: Setting frontend parameters failed: 22 
> Invalid argument

Seems like scan works OK, but one of the transponders found is on
a frequency which is not supported by the TDA10045H & TDM1316L frontend.

There are some "return -EINVAL" in tda1004x_set_frequency() for the
TDM1316L case. Maybe the frontend driver authors know why?

Johannes


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