Re: Sierra wireless Model: MC8790 qmi_wwan? Howto to test?

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Thomas Schäfer <tschaefer@xxxxxxxxxxx> writes:

>> Actually, the K3565-Z doesn't support QMI either :)  It does have the
>> possibility of a pseudo-ethernet port, but that's a custom
>> implementation by ZTE's firmware team that isn't at all QMI related.
>> Thankfully on the K3565-Z it's more or less standard and we don't have
>> to go to the lengths to support it that we do for QMI-based devices.  It
>> appears the K3565-Z is based on the MDM6290 which is the same chipset
>> that's in your Sierra 8790 :)  Thus no QMI.
>
> I can't follow. I use the qmi-script and libs  from Bjørn Mork to get the 
> pseudo-ethernet to work and you say there is no qmi?
>
> Ok, you are the expert.
>
> libqmi (zte-k3565z)says:
>
> [24 Apr 2012, 18:14:47] [Debug] Checking version info...
> [24 Apr 2012, 18:14:47] [Debug] [/dev/cdc-wdm0] QMI Device supports 4 
> services:
> [24 Apr 2012, 18:14:47] [Debug] [/dev/cdc-wdm0]    ctl (1.2)
> [24 Apr 2012, 18:14:47] [Debug] [/dev/cdc-wdm0]    wds (1.3)
> [24 Apr 2012, 18:14:47] [Debug] [/dev/cdc-wdm0]    dms (1.2)
> [24 Apr 2012, 18:14:47] [Debug] [/dev/cdc-wdm0]    nas (1.0)
> [24 Apr 2012, 18:14:47] [Debug] Asynchronously getting IDs...
> [/dev/cdc-wdm0] Device IDs retrieved:
>          ESN: 'not available'
>         IMEI: '357867027052282'
>         MEID: 'not available'
> [24 Apr 2012, 18:14:47] [Debug] Client CID released

I am certainly no expert on this either, but if that works then the
device must support QMI :-)


>> (Technically QMI and pseudo-ethernet interfaces are completely
>> unrelated, it just happens that every Qualcomm-derived device that
>> supports QMI has the capability of a pseudo-ethernet interface even if
>> the OEM's firmware team doesn't actually expose it.)
>
> I try to understand.

The MDM6200 is listed as a Gobi chipset by Qualcomm, but I have no idea
how that relates to MDM6290...


Bjørn
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