Sierra Wireless (Dell Wireless 5570 HSPA+ (42Mbps) Mobile Broadband Card)

Dan Williams dcbw at redhat.com
Mon Jul 13 13:18:41 PDT 2015


On Mon, 2015-07-13 at 21:00 +0200, Bartosz Nitkiewicz wrote:
> Ok I found new udev rules for my modem:
> ACTION!="add|change", GOTO="mbim_to_qmi_rules_end"
> SUBSYSTEM!="usb|drivers", GOTO="mbim_to_qmi_rules_end"

Ah, you must have an older kernel then; 41c3:81a3 got added to the 3.15
and later kernels and should cause qmi_wwan to be loaded automatically.
These udev rules working would indicate that is not the case?

Dan

> # load qmi_wwan module
> SUBSYSTEM=="usb", \
> ATTR{idVendor}=="413c", ATTR{idProduct}=="81a31", \
> RUN+="/sbin/modprobe -b qmi_wwan"
> 
> # force Dell WWAN 5809e to configuration #1
> SUBSYSTEM=="usb", \
> ATTR{idVendor}=="413c", ATTR{idProduct}=="81a3", \
> ATTR{bConfigurationValue}="1"
> 
> # add the new id in the qmi_wwan driver
> SUBSYSTEM=="drivers", \
> ENV{DEVPATH}=="/bus/usb/drivers/qmi_wwan", \
> ATTR{new_id}="413c 81a3"
> 
> # load qcserial module
> SUBSYSTEM=="usb", \
> ATTR{idVendor}=="413c", ATTR{idProduct}=="81b1", \
> RUN+="/sbin/modprobe -b qcserial"
> 
> # add the new id in the qcserial driver
> SUBSYSTEM=="drivers", \
> ENV{DEVPATH}=="/bus/usb-serial/drivers/qcserial", \
> ATTR{new_id}="413c 81a3"
> 
> LABEL="mbim_to_qmi_rules_end"
> 
> Now I have both, ttyUSB* and /dev/cdc-wdm0, but modem still won't register
> to network.
> 
> Regards
> Bartosz Nitkiewicz
> 
> 2015-07-13 20:37 GMT+02:00 Bartosz Nitkiewicz <bartosz at nitkiewicz.eu>:
> 
> > No. There is /dev/cdc-wdm0 on boot, but after a while it disappears.
> >
> >
> > 2015-07-13 19:57 GMT+02:00 Dan Williams <dcbw at redhat.com>:
> >
> >> On Mon, 2015-07-13 at 19:46 +0200, Bartosz Nitkiewicz wrote:
> >> > Ok. I have almost working modem. It won't register to network. Power
> >> state
> >> > is always on:
> >> >
> >> > /org/freedesktop/ModemManager1/Modem/0 (device id
> >> > '1ae86b07c8ac5ac1ce60dfa8021538c140b92646')
> >> >   -------------------------
> >> >   Hardware |   manufacturer: 'Sierra Wireless, Incorporated'
> >> >            |          model: 'MC8805'
> >> >            |       revision: 'SWI9X15C_05.05.47.00 r24787 carmd-fwbuild1
> >> > 2014/09/25 08:39:40'
> >> >            |      supported: 'gsm-umts, lte'
> >> >            |        current: 'gsm-umts, lte'
> >> >            |   equipment id: '355605050324851'
> >> >   -------------------------
> >> >   System   |         device:
> >> '/sys/devices/pci0000:00/0000:00:14.0/usb2/2-7'
> >> >            |        drivers: 'qcserial'
> >> >            |         plugin: 'Gobi'
> >> >            |   primary port: 'ttyUSB2'
> >> >            |          ports: 'ttyUSB0 (qcdm), ttyUSB2 (at)'
> >>
> >> This shows that the modem isn't actually using QMI, but the very, very
> >> limited AT-based "Gobi" plugin.  I doubt that would really work...  Do
> >> you have a /dev/cdc-wdm0 device at all?
> >>
> >> Dan
> >>
> >> >   -------------------------
> >> >   Numbers  |           own : '+48666459757'
> >> >   -------------------------
> >> >   Status   |           lock: 'none'
> >> >            | unlock retries: 'unknown'
> >> >            |          state: 'enabled'
> >> >            |    power state: 'on'
> >> >            |    access tech: 'unknown'
> >> >            | signal quality: '0' (cached)
> >> >   -------------------------
> >> >   Modes    |      supported: 'allowed: 2g, 3g, 4g; preferred: none'
> >> >            |        current: 'allowed: 2g, 3g, 4g; preferred: none'
> >> >   -------------------------
> >> >   Bands    |      supported: 'unknown'
> >> >            |        current: 'unknown'
> >> >   -------------------------
> >> >   IP       |      supported: 'ipv4, ipv6, ipv4v6'
> >> >   -------------------------
> >> >   3GPP     |           imei: '355605050324851'
> >> >            |  enabled locks: 'none'
> >> >            |    operator id: 'unknown'
> >> >            |  operator name: 'unknown'
> >> >            |   subscription: 'unknown'
> >> >            |   registration: 'idle'
> >> >   -------------------------
> >> >   SIM      |           path: '/org/freedesktop/ModemManager1/SIM/0'
> >> >
> >> >   -------------------------
> >> >   Bearers  |          paths: 'none'
> >> >
> >> > When I try to;
> >> > mmcli -m 0 --simple-connect="apn=intenet"
> >> >
> >> > I have error: couldn't connect the modem: 'Timeout was reached'
> >> >
> >> > Any hint
> >> >
> >> > 2015-07-11 20:16 GMT+02:00 Bjørn Mork <bjorn at mork.no>:
> >> >
> >> > > I'm semi-offline at the moment, having only occasional gsm edge
> >> access...
> >> > > And I see that the post I was thinking of only contains the least
> >> > > interesting part of the equation.  It is focused on the (for me) new
> >> and
> >> > > exciting usb comp qmi messages.
> >> > >
> >> > > I do have more details on my laptop, but I won't have access to that
> >> for a
> >> > > few weeks.
> >> > >
> >> > > Anyway, here is a start (with a non obvious subject):
> >> > > lists.freedesktop.org/archives/libqmi-devel/2015-February/001104.html
> >> > >
> >> > > Using the mbim service mentioned there to send the qmi fcc message
> >> > > Aleksander has documented in libqmi should make this modem work in
> >> mbim
> >> > > mode too.
> >> > >
> >> > > You might have more success than me googling.
> >> > >
> >> > >
> >> > > Bjørn
> >> > >
> >> > > On July 11, 2015 6:31:06 PM CEST, Bartosz Nitkiewicz <
> >> > > bartosz at nitkiewicz.eu> wrote:
> >> > > >Very interesting. Could you paste a link? I don't know where to find
> >> > > >it.
> >> > > >This modem is very problematic. Working fine but after reboot not
> >> > > >working
> >> > > >at all. Another reboot and once again mm could "see" it...
> >> > > >10 lip 2015 7:40 PM "Bjørn Mork" <bjorn at mork.no> napisał(a):
> >> > > >
> >> > > >> I'm pretty sure the fcc thing is possible with qmi embedded in
> >> mbim.
> >> > > >See
> >> > > >> my recent experments with the usb comp commands.
> >> > > >>
> >> > > >> Testing it is pretty straight forward, since you only append your
> >> > > >prepared
> >> > > >> qmi messages to mbim. Or seeing it the other way:prepend an mbim
> >> > > >header to
> >> > > >> qmi messages.
> >> > > >>
> >> > > >> It would be interesting to know whether this is the method used by
> >> > > >> windows, or if there is some more direct mbim service/cid for this.
> >> > > >So if
> >> > > >> anyone can snoop..
> >> > > >>
> >> > > >>
> >> > > >>
> >> > > >> Bjørn
> >> > > >>
> >> > > >> On July 10, 2015 6:00:05 PM CEST, Aleksander Morgado <
> >> > > >> aleksander at aleksander.es> wrote:
> >> > > >> >On Fri, Jul 10, 2015 at 11:28 AM, Bartosz Nitkiewicz
> >> > > >> ><bartosz at nitkiewicz.eu> wrote:
> >> > > >> >> I have problem with my modem. It can't connect or enable.
> >> > > >> >>
> >> > > >> >>  mmcli -m 0
> >> > > >> >>
> >> > > >> >> /org/freedesktop/ModemManager1/Modem/0 (device id
> >> > > >> >> '5c7d03243a4f66003876aab95834e2bbb9ca67ca')
> >> > > >> >>   -------------------------
> >> > > >> >>   Hardware |   manufacturer: 'Dell'
> >> > > >> >>            |          model: 'MBIM [413C:81A3]'
> >> > > >> >>            |       revision: 'SWI9X15C_05.05.47.00'
> >> > > >> >>            |      supported: 'gsm-umts'
> >> > > >> >>            |        current: 'gsm-umts'
> >> > > >> >>            |   equipment id: '355605050324851'
> >> > > >> >>   -------------------------
> >> > > >> >>   System   |         device:
> >> > > >> >'/sys/devices/pci0000:00/0000:00:14.0/usb2/2-7'
> >> > > >> >>            |        drivers: 'cdc_mbim'
> >> > > >> >>            |         plugin: 'Dell'
> >> > > >> >>            |   primary port: 'cdc-wdm1'
> >> > > >> >>            |          ports: 'wwp0s20u7c2i12 (net), cdc-wdm1
> >> > > >(mbim)'
> >> > > >> >>   -------------------------
> >> > > >> >>   Numbers  |           own : '48666459757'
> >> > > >> >>   -------------------------
> >> > > >> >>   Status   |           lock: 'none'
> >> > > >> >>            | unlock retries: 'sim-pin2 (3)'
> >> > > >> >>            |          state: 'disabled'
> >> > > >> >>            |    power state: 'low'
> >> > > >> >>            |    access tech: 'unknown'
> >> > > >> >>            | signal quality: '0' (cached)
> >> > > >> >>   -------------------------
> >> > > >> >>   Modes    |      supported: 'allowed: 2g, 3g; preferred: none'
> >> > > >> >>            |        current: 'allowed: 2g, 3g; preferred: none'
> >> > > >> >>   -------------------------
> >> > > >> >>   Bands    |      supported: 'unknown'
> >> > > >> >>            |        current: 'unknown'
> >> > > >> >>   -------------------------
> >> > > >> >>   IP       |      supported: 'ipv4, ipv6, ipv4v6'
> >> > > >> >>   -------------------------
> >> > > >> >>   3GPP     |           imei: '355605050324851'
> >> > > >> >>            |  enabled locks: 'fixed-dialing'
> >> > > >> >>            |    operator id: 'unknown'
> >> > > >> >>            |  operator name: 'unknown'
> >> > > >> >>            |   subscription: 'unknown'
> >> > > >> >>            |   registration: 'unknown'
> >> > > >> >>   -------------------------
> >> > > >> >>   SIM      |           path:
> >> > > >'/org/freedesktop/ModemManager1/SIM/0'
> >> > > >> >>
> >> > > >> >>   -------------------------
> >> > > >> >>   Bearers  |          paths: 'none'
> >> > > >> >>
> >> > > >> >>
> >> > > >> >>
> >> > > >> >>  mmcli -m 0 --enable
> >> > > >> >> error: couldn't enable the modem:
> >> > > >> >> 'GDBus.Error:org.freedesktop.libmbim.Error.Status.Failure:
> >> > > >Failure'
> >> > > >> >>
> >> > > >> >> I found this
> >> > > >> >>
> >> > > >> >
> >> > > >>
> >> > > >
> >> > >
> >> https://sigquit.wordpress.com/2015/02/09/dell-branded-sierra-wireless-3g4g-modem-not-online/
> >> > > >> >> They said that it should be set to Mode: online. I can't do
> >> > > >anything
> >> > > >> >with it
> >> > > >> >> while modemmanager deamon is started. When I manualy stop it I
> >> > > >get:
> >> > > >> >>
> >> > > >> >> sudo qmicli -d /dev/cdc-wdm1 --dms-get-operating-mode
> >> > > >> >> [10 Jul 2015, 11:27:27] -Warning ** [/dev/cdc-wdm1] QMI framing
> >> > > >error
> >> > > >> >> detected
> >> > > >> >> error: couldn't create client for the 'dms' service: CID
> >> > > >allocation
> >> > > >> >failed
> >> > > >> >> in the CTL client: Transaction timed out
> >> > > >> >
> >> > > >> >Your modem is using MBIM, not QMI, so you won't be able to use
> >> > > >qmicli.
> >> > > >> >I don't know yet how to do the FCC auth thing in MBIM; maybe it's
> >> > > >> >possible through QMI embedded in MBIM but didn't really test that
> >> > > >yet.
> >> > > >> >You could try to use usb_modeswitch to select USB configuration #1
> >> > > >in
> >> > > >> >the device, which should be QMI.
> >> > > >> >
> >> > > >> >--
> >> > > >> >Aleksander
> >> > > >> >https://aleksander.es
> >> > > >> >_______________________________________________
> >> > > >> >ModemManager-devel mailing list
> >> > > >> >ModemManager-devel at lists.freedesktop.org
> >> > > >> >http://lists.freedesktop.org/mailman/listinfo/modemmanager-devel
> >> > > >>
> >> > > >>
> >> > >
> >> > >
> >> >
> >> >
> >> > _______________________________________________
> >> > ModemManager-devel mailing list
> >> > ModemManager-devel at lists.freedesktop.org
> >> > http://lists.freedesktop.org/mailman/listinfo/modemmanager-devel
> >>
> >>
> >>
> >
> >
> > --
> > Bartosz Nitkiewicz
> >
> 
> 
> 




More information about the ModemManager-devel mailing list