[<prev] [next>] [<thread-prev] [day] [month] [year] [list]
Message-Id: <20180724.163737.112749876197949808.davem@davemloft.net>
Date: Tue, 24 Jul 2018 16:37:37 -0700 (PDT)
From: David Miller <davem@...emloft.net>
To: aleksander@...ksander.es
Cc: bjorn@...k.no, netdev@...r.kernel.org, linux-usb@...r.kernel.org,
stable@...r.kernel.org
Subject: Re: [PATCH] qmi_wwan: fix interface number for DW5821e production
firmware
From: Aleksander Morgado <aleksander@...ksander.es>
Date: Tue, 24 Jul 2018 01:31:07 +0200
> 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@...ksander.es>
Applied and queued up for -stable, thank you.
Powered by blists - more mailing lists