On July 24, 2018 1:31:07 AM GMT+02:00, Aleksander Morgado <aleksander@xxxxxxxxxxxxx> wrote:
>The original mapping for the DW5821e was done using a development
>version of the firmware. Confirmed with the vendor that the final
>USB layout ends up exposing the QMI control/data ports in USB
>config #1, interface #0, not in interface #1 (which is now a HID
>interface).
>
>T: Bus=01 Lev=03 Prnt=04 Port=00 Cnt=01 Dev#= 16 Spd=480 MxCh= 0
>D: Ver= 2.10 Cls=ef(misc ) Sub=02 Prot=01 MxPS=64 #Cfgs= 2
>P: Vendor=413c ProdID=81d7 Rev=03.18
>S: Manufacturer=DELL
>S: Product=DW5821e Snapdragon X20 LTE
>S: SerialNumber=0123456789ABCDEF
>C: #Ifs= 6 Cfg#= 1 Atr=a0 MxPwr=500mA
>I: If#= 0 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=ff Driver=qmi_wwan
>I: If#= 1 Alt= 0 #EPs= 1 Cls=03(HID ) Sub=00 Prot=00 Driver=usbhid
>I: If#= 2 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=00 Prot=00 Driver=option
>I: If#= 3 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=00 Prot=00 Driver=option
>I: If#= 4 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=00 Prot=00 Driver=option
>I: If#= 5 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=ff Prot=ff Driver=option
>
>Fixes: e7e197edd09c25 ("qmi_wwan: add support for the Dell Wireless
>5821e module")
>Signed-off-by: Aleksander Morgado <aleksander@xxxxxxxxxxxxx>
>Cc: stable <stable@xxxxxxxxxxxxxxx>
Acked-by: Bjørn Mork <bjorn@xxxxxxx>
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