Re: Connecting with Huawei E226

[Marcel Holtmann <marcel@holtmann.org>]

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Hi Thiago,

> >> I understand. I mixed up two problems and that got confusing. The ZTE
> >> modem is not showing the race condition issue. It didn't showed up
> >> when I called list-modems. That is why I tested it with other
> >> software, just to be sure it works with linux (MeeGo in this case). I
> >> will test again with the ZTE modem and send the logs to the list.
> >
> > my ZTE modem works, but you need the latest oFono and its udev rules to
> > make it detect.
> 
> I'm using ofono from git (last commit from yesterday) and the udev
> rules are installed and loaded. The ZTE is a MF110.
> 
> When I plug the device, I need to call eject /dev/sr0, only after that
> it is recognized correctly. After that, the following appears on ofono
> log:

just install usb_modeswitch package and it will do this for you.

> ofonod[1632]: src/modem.c:ofono_modem_create() name: P671A2VIVD010000, type: zte
> ofonod[1632]: src/modem.c:set_modem_property() modem 0x87ca1b0 property Path
> ofonod[1632]: src/modem.c:set_modem_property() modem 0x87ca1b0
> property Registered
> ofonod[1632]: plugins/udev.c:add_modem()
> /devices/pci0000:00/0000:00:1d.7/usb1/1-1/1-1:1.0/ttyUSB0/tty/ttyUSB0
> (zte)
> ofonod[1632]: plugins/udev.c:add_zte() modem 0x87ca1b0
> ofonod[1632]: src/modem.c:get_modem_property() modem 0x87ca1b0
> property ModemRegistered
> ofonod[1632]: src/modem.c:get_modem_property() modem 0x87ca1b0
> property AuxRegistered
> ofonod[1632]: src/modem.c:get_modem_property() modem 0x87ca1b0 property Path
> ofonod[1632]: plugins/udev.c:add_modem()
> /devices/pci0000:00/0000:00:1d.7/usb1/1-1/1-1:1.3/ttyUSB2/tty/ttyUSB2
> (zte)
> ofonod[1632]: plugins/udev.c:add_zte() modem 0x87ca1b0
> ofonod[1632]: src/modem.c:get_modem_property() modem 0x87ca1b0
> property ModemRegistered
> ofonod[1632]: src/modem.c:get_modem_property() modem 0x87ca1b0
> property AuxRegistered
> ofonod[1632]: src/modem.c:get_modem_property() modem 0x87ca1b0 property Path
> ofonod[1632]: plugins/udev.c:add_modem()
> /devices/pci0000:00/0000:00:1d.7/usb1/1-1/1-1:1.1/ttyUSB1/tty/ttyUSB1
> (zte)
> ofonod[1632]: plugins/udev.c:add_zte() modem 0x87ca1b0
> ofonod[1632]: src/modem.c:get_modem_property() modem 0x87ca1b0
> property ModemRegistered
> ofonod[1632]: src/modem.c:get_modem_property() modem 0x87ca1b0
> property AuxRegistered
> 
> After that, if I run list-modems nothing happens.
> 
> I don't know if it is related, but I'm getting lots of error messages
> from option driver:
> 
> option: option_instat_callback: error -2
> 
> They appear as soon as the modem is detected (after eject /dev/sr0).

Sounds like a kernel bug. Which one are you using?

However show us your /proc/bus/usb/devices content for this modem.

Regards

Marcel