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Date:   Fri, 15 Jul 2022 23:28:33 +0200
From:   Frans Klaver <fransklaver@gmail.com>
To:     Reinhard Speyerer <rspmn@arcor.de>
CC:     Johan Hovold <johan@kernel.org>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org,
        Frans Klaver <frans.klaver@vislink.com>, stable@vger.kernel.org
Subject: Re: [PATCH v2] usb: serial: qcserial: add EM9191 support
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On July 15, 2022 11:00:45 PM GMT+02:00, Reinhard Speyerer <rspmn@arcor=2Ed=
e> wrote:

>the qcserial driver used in the usb-devices output above does not seem
>to be built from the mainline qcserial=2Ec with your patch applied as USB
>interface 4 is ignored by the QCSERIAL_SWI layout=2E

Right, I will need to look into that then=2E I won't be able to access the=
 devices for a couple of weeks, though=2E It might also just have been me n=
o paying attention while testing=2E I'll get back to this=2E=20


>To avoid potential side effects in case Sierra Wireless adds a vendor cla=
ss
>USB interface 2 not intended to be used with qcserial=2Ec it might be bes=
t
>to use a new QCSERIAL_SWI2 layout similar to what has been done in
>their MBPL drivers mentioned here
>https://forum=2Esierrawireless=2Ecom/t/rc7620-and-linux-driver/24308/ =2E

I'll have a look at this too=2E=20

Thanks,=20
Frans=20