[ltp] Re: [Long] Problems with Ericsson F3507g

[Maciej Piechotka]

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On Tue, 2009-12-01 at 18:48 +0100, Bj=C3=B8rn Mork wrote:
> Maciej Piechotka <uzytkownik2@gmail.com> writes:
>=20
> > Hello. I have a T500 with GPS/Broadband module. Under Windows it does
> > not appear at all and it is reported no hardware. Under Linux it appear=
s
> > only in dmesg logs (I selected the lines regarding the device. 3-4 does
> > change across boots).
>=20
> So, it's first successfully found:
>=20
> > [    5.136470] usb 3-4: New USB device found, idVendor=3D0bdb,
> > idProduct=3D1900
> > [    5.136477] usb 3-4: New USB device strings: Mfr=3D1, Product=3D2,
> > SerialNumber=3D3
> > [    5.136483] usb 3-4: Product: Ericsson F3507g Mobile Broadband
> > Minicard Composite Device
>=20
> and then immediately disconnected:
>=20
> > [    7.691917] usb 3-4: USB disconnect, address 2
>=20
> Makes me wonder if you have some script or daemon killing it, using the
> thinkpad_acpi rfkill interface.  This will completely power off the
> device, which will look exactly like your log.  Or maybe it's the BIOS
> disabling it, since you see the same under Windows?  But then I don't
> understand why it is first enabled and then disabled.=20
>=20
> What's the output of=20
>  cat /sys/devices/platform/thinkpad_acpi/wwan_enable=20
> ?

Apparently I have. Thank you very much. I wonder why it is not detected
by Windows - but I don't use it much so practically I don't care.

I was afraid it is hardware problem - and since this feature is rather
candy for me.

BTW. How to enable rfkill?
# find /sys/ | grep rfkill
#
[  137.609337] thinkpad_acpi: deprecated sysfs attribute: access by
process with
 PID 2689
[  137.609346] thinkpad_acpi: WARNING: sysfs attribute wwan_enable is
deprecated and will be removed. Please switch to generic rfkill before
year 2010

Regards

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