From: Oliver Neukum <oneukum@suse.com>
To: Sven Schwermer <sven@svenschwermer.de>,
linux-usb@vger.kernel.org, oliver@neukum.org
Cc: Sven Schwermer <sven.schwermer@disruptive-technologies.com>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH RESEND v2 1/2] net: usb: cdc_ether: Add Fibocom L610 modem
Date: Thu, 30 Jun 2022 10:27:16 +0200 [thread overview]
Message-ID: <3fe54848-f9ab-9cda-6da2-6f37d8cf337f@suse.com> (raw)
In-Reply-To: <20220627133620.272716-1-sven@svenschwermer.de>
On 27.06.22 15:36, Sven Schwermer wrote:
> From: Sven Schwermer <sven.schwermer@disruptive-technologies.com>
>
> 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@disruptive-technologies.com>
Acked-by: Oliver Neukum <oneukum@suse.com>
prev parent reply other threads:[~2022-06-30 8:27 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-06-27 13:36 Sven Schwermer
2022-06-27 13:36 ` [PATCH RESEND v2 2/2] net: usb: cdc_ether: Add Fibocom MA510 modem Sven Schwermer
2022-06-30 8:27 ` Oliver Neukum [this message]
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