Re: Problems with several modems after upgrade to ModemManager-1

[Harald Jung <support ecos de>]

More information abot the device can be found here:
http://www.hjit.de/hwtest_T530.txt


Am 22.11.2013 15:04, schrieb Bjørn Mork:
> Harald Jung <support ecos de> writes:
>
> > Logfile: http://www.hjit.de/mm.log
> > ############################
> > Modem 0bdb:1926 doesn't find a valid data port
> >
> > T:  Bus=03 Lev=01 Prnt=01 Port=03 Cnt=03 Dev#=  4 Spd=480 MxCh= 0
> > D:  Ver= 2.00 Cls=00(>ifc ) Sub=00 Prot=00 MxPS=64 #Cfgs=  4
> > P:  Vendor=0bdb ProdID=1926 Rev=00.00
> > S:  Manufacturer=Lenovo
> > S:  Product=H5321 gw
> > S:  SerialNumber=12924B04A98B48M0
> > C:  #Ifs=11 Cfg#= 1 Atr=e0 MxPwr=0mA
> > I:  If#= 0 Alt= 0 #EPs= 0 Cls=02(commc) Sub=08 Prot=00 Driver=(none)
> > I:  If#= 1 Alt= 0 #EPs= 1 Cls=02(commc) Sub=02 Prot=01 Driver=cdc_acm
> > /bin/usb-devices: line 79: printf: 0a: invalid number
> > I:  If#= 0 Alt= 0 #EPs= 2 Cls=0a(data ) Sub=00 Prot=00 Driver=cdc_acm
> > I:  If#= 2 Alt= 0 #EPs= 2 Cls=0a(data ) Sub=00 Prot=00 Driver=cdc_acm
> > I:  If#= 3 Alt= 0 #EPs= 1 Cls=02(commc) Sub=02 Prot=01 Driver=cdc_acm
> > I:  If#= 4 Alt= 0 #EPs= 2 Cls=0a(data ) Sub=00 Prot=00 Driver=cdc_acm
> > I:  If#= 5 Alt= 0 #EPs= 1 Cls=02(commc) Sub=09 Prot=01 Driver=cdc_wdm
> > I:  If#= 6 Alt= 1 #EPs= 1 Cls=02(commc) Sub=0e Prot=00 Driver=cdc_mbim
> > I:  If#= 7 Alt= 2 #EPs= 2 Cls=0a(data ) Sub=00 Prot=02 Driver=cdc_mbim
> It's unclear to me whether you've tested this with a MBIM capable
> ModemManager.  You might want to load cdc_ncm with the 'prefer_mbim=N'
> option until you are ready to use MBIM on this modem.
>
>
> > /bin/usb-devices: line 79: printf: 08: invalid octal number
> Yes, and the usb-devices script is unfortunately a bad substitute for
> /proc/.../usb/devices.  Not only does it barf on these interface
> numbers, but more importantly: It hides all inactive alternate interface
> settings and configurations.  In this case I know that there are NCM
> alternate settings here, but that kind of information is usually
> crucial.  The script is so incomplete that it is close to useless IMHO.
>
> It's much better to mount debugfs on /sys/kernel/debug and use
> /sys/kernel/debug/usb/devices.  If you cannot do that, then use
> "lsusb -vd".
>
>
> Bjørn