[linux-dvb] Re: Problems with Twinhan USB / dvb-dibusb.c

[Patrick Boettcher <patrick.boettcher@desy.de>]

On Thu, 30 Sep 2004, Philipp Stucke wrote:

> > Do you use a recent version of scan? Because for me the scan utilitiy is
> > called dvbscan.
>
> Problem persists with CVS version of dvb-apps from today, now I used
> dvbscan, still freezes the system.

Mmmh?!

> OK, I deleted the modules from kernel, and used the build-2.6 directory.
> I used debug=1 in the insmod script (which didnt give much information)
> and debug=16 (which gave some more, but not really alot more)

the debug-level are or-able, so 31 should give the maximum debug for
dvb-dibusb and dib3000mb. Please give it another try.

> VisionDTV USB-Ter/HAMA USB DVB-T device error while loading driver (1)
> Sep 30 22:44:22 h0m3r dvb_dibusb: probe of 2-1:1.0 failed with error 1

Ok this was a small bug, error 1 this time meant success. Corrected.

> Sep 30 22:44:22 h0m3r usbcore: registered new driver dvb_dibusb
> Sep 30 22:44:23 h0m3r usb 2-1: USB disconnect, address 2
> Sep 30 22:44:24 h0m3r usb 2-1: new full speed USB device using address 4
> Sep 30 22:44:24 h0m3r /root/dvb-kernel/build-2.6/dvb-dibusb.c: found a
> 'Twinhan VisionDTV USB-Ter/HAMA USB DVB-T device' in warm state.
> Sep 30 22:44:24 h0m3r DVB: registering new adapter (Driver for DiBcom
> based USB Budget DVB-T device).
> Sep 30 22:44:24 h0m3r reading from i2c bus (reg: 1025)
> Sep 30 22:44:24 h0m3r wo: 0, wlen: 2, len: 6
> Sep 30 22:44:24 h0m3r rlen: 2
> Sep 30 22:44:24 h0m3r reading from i2c bus (reg: 1026)
> Sep 30 22:44:24 h0m3r wo: 0, wlen: 2, len: 6
> Sep 30 22:44:24 h0m3r rlen: 2
> Sep 30 22:44:24 h0m3r /root/dvb-kernel/build-2.6/dib3000mb.c: found a
> DiBCom (0x01b3) 3000-MB DVB-T frontend (ver: 3000).
> Sep 30 22:44:24 h0m3r DVB: registering frontend 0 (DiBcom 3000-MB DVB-T
> frontend)...
> Sep 30 22:44:24 h0m3r /root/dvb-kernel/build-2.6/dvb-dibusb.c: Twinhan
> VisionDTV USB-Ter/HAMA USB DVB-T device successfully initialized and
> connected.

Here the system dies? please try to use tail -f /var/log/syslog and
watch this console while doing scan, so you see the last transfer made,
before the system goes down.

> Thanks for your help - I'll provide further input on request. Maybe I'll
> try a 2.6.8 kernel tomorrow to see if that helps.

Try the higher debug levels.

And I will try the 2.6.9-rc3 today and see if my system crashes as well.

Patrick.

--
  Mail: patrick.boettcher@desy.de
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