On 27.06.22 15:36, Sven Schwermer wrote: > From: Sven Schwermer <sven.schwermer@xxxxxxxxxxxxxxxxxxxxxxxxxxx> > > Since this is a modem device enumerating as an Ethernet adapter, we need > to whitelist it as a WWAN device which tells userspace that this device > requires setup (via AT commands) before it can be used. > > The L610 modem has 3 USB configurations that are configurable via the AT > command AT+GTUSBMODE={31,32,33} which make the modem enumerate with the > following interfaces, respectively: > > 31: Modem + NV + MOS + Diag + LOG + AT + AT > 32: ECM + Modem + NV + MOS + Diag + LOG + AT + AT > 33: RNDIS + Modem + NV + MOS + Diag + LOG + AT + AT > > A detailed description of the USB configuration for the ECM mode > (+GTUSBMODE=32) follows: > > T: Bus=03 Lev=01 Prnt=01 Port=06 Cnt=04 Dev#=122 Spd=480 MxCh= 0 > D: Ver= 2.00 Cls=00(>ifc ) Sub=00 Prot=00 MxPS=64 #Cfgs= 1 > P: Vendor=1782 ProdID=4d11 Rev= 0.00 > S: Manufacturer=FIBOCOM > S: Product=L610 > C:* #Ifs= 9 Cfg#= 1 Atr=e0 MxPwr=400mA > A: FirstIf#= 0 IfCount= 2 Cls=02(comm.) Sub=06 Prot=00 > I:* If#= 0 Alt= 0 #EPs= 1 Cls=02(comm.) Sub=06 Prot=00 Driver=cdc_ether > E: Ad=81(I) Atr=03(Int.) MxPS= 16 Ivl=32ms > I: If#= 1 Alt= 0 #EPs= 0 Cls=0a(data ) Sub=00 Prot=00 Driver=cdc_ether > I:* If#= 1 Alt= 1 #EPs= 2 Cls=0a(data ) Sub=00 Prot=00 Driver=cdc_ether > E: Ad=82(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms > E: Ad=01(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms > I:* If#= 2 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=00 Prot=00 Driver=option > E: Ad=83(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms > E: Ad=02(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms > I:* If#= 3 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=00 Prot=00 Driver=option > E: Ad=84(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms > E: Ad=03(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms > I:* If#= 4 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=00 Prot=00 Driver=option > E: Ad=85(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms > E: Ad=04(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms > I:* If#= 5 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=00 Prot=00 Driver=option > E: Ad=86(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms > E: Ad=05(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms > I:* If#= 6 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=00 Prot=00 Driver=option > E: Ad=87(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms > E: Ad=06(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms > I:* If#= 7 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=00 Prot=00 Driver=option > E: Ad=88(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms > E: Ad=07(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms > I:* If#= 8 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=00 Prot=00 Driver=option > E: Ad=89(I) Atr=02(Bulk) MxPS= 512 Ivl=0ms > E: Ad=08(O) Atr=02(Bulk) MxPS= 512 Ivl=0ms > > Signed-off-by: Sven Schwermer <sven.schwermer@xxxxxxxxxxxxxxxxxxxxxxxxxxx> Acked-by: Oliver Neukum <oneukum@xxxxxxxx>