WDS Bind Mux Port?

Aleksander Morgado aleksander at aleksander.es
Wed Jan 11 10:15:36 UTC 2017


On Wed, Jan 11, 2017 at 11:03 AM, Daniele Palmas <dnlplm at gmail.com> wrote:
>>> >> > From a quick check with a Huawei ME909u (MDM9215) running in QMI mode
>>> >>
>>> >> we are using a modified version of that driver with Telit LE922A6 to
>>> >> support multiple data sessions that, for my understanding, are lacking
>>> >> in qmi_wwan.
>>> >>
>>> >
>>> > I am using Sierra MC7455, which have both /dev/cdc-wdm0 and
>>> > /dev/cdc-wdm1,
>>> > this allow me to have to have two simultaneous data connections with
>>> > qmi_wwan (also MC7304 support this).
>>> >
>>>
>>> But do those USB compositions have more than one rmnet device? In
>>> LE922A6 we have only one device at the usb level.
>>>
>>> Daniele
>>>
>>
>> You are correct.
>>
>> But aren't we able to have several data connections on same device with
>> MBIM, I would remember that Björn did have some example of that, or is
>> memory failing me? (of course this would be outside the QMI scope).
>
> Yes, exactly, MBIM is working fine in that way.
>
> But there are people that need the modem to be controlled through QMI
> and have the requirement to setup multiple concurrent data session,
> making this a showstopper for qmi_wwan.

If this is indeed something to support, why don't we set it up as well
with qmi_wwan/libqmi?

-- 
Aleksander
https://aleksander.es


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