linux-kernel - Re: [PATCH v2] USB: serial: option: add new VID/PID to support Fibocom FG150

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Date:   Tue, 24 Aug 2021 15:45:54 +0200
From:   Johan Hovold <johan@...nel.org>
To:     Zhengjun Zhang <zhangzhengjun@...robo.com>
Cc:     larsm17@...il.com, linux-usb@...r.kernel.org,
        linux-kernel@...r.kernel.org, gregkh@...uxfoundation.org
Subject: Re: [PATCH v2] USB: serial: option: add new VID/PID to support
 Fibocom FG150

On Mon, Aug 09, 2021 at 09:35:53PM +0800, Zhengjun Zhang wrote:
> Fibocom FG150 is a 5G module based on Qualcomm SDX55 platform,
> support Sub-6G band.
> 
> Compared with the first patch, I removed the defines of Fibocom 
> VID and PID by following Lars' suggestion.

When revising patches please put such comments below the '---' line so
that it doesn't end up in the commit message.

> Here are the outputs of lsusb -v and usb-devices:
> 
> > T:  Bus=02 Lev=01 Prnt=01 Port=01 Cnt=01 Dev#=  2 Spd=5000 MxCh= 0
> > D:  Ver= 3.20 Cls=00(>ifc ) Sub=00 Prot=00 MxPS= 9 #Cfgs=  1
> > P:  Vendor=2cb7 ProdID=010b Rev=04.14
> > S:  Manufacturer=Fibocom
> > S:  Product=Fibocom Modem_SN:XXXXXXXX
> > S:  SerialNumber=XXXXXXXX
> > C:  #Ifs= 5 Cfg#= 1 Atr=a0 MxPwr=896mA
> > I:  If#=0x0 Alt= 0 #EPs= 1 Cls=ef(misc ) Sub=04 Prot=01 Driver=rndis_host
> > I:  If#=0x1 Alt= 0 #EPs= 2 Cls=0a(data ) Sub=00 Prot=00 Driver=rndis_host
> > I:  If#=0x2 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=00 Prot=00 Driver=(none)
> > I:  If#=0x3 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=ff Prot=30 Driver=(none)
> > I:  If#=0x4 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=42 Prot=01 Driver=(none)
> 
> > Bus 002 Device 002: ID 2cb7:010b Fibocom Fibocom Modem_SN:XXXXXXXX

> Signed-off-by: Zhengjun Zhang <zhangzhengjun@...robo.com>
> ---
> V1 -> V2: Remove the defines of Fibocom VID and PID
> 
>  drivers/usb/serial/option.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
> index 0fbe253dc..4fcf859e9 100644
> --- a/drivers/usb/serial/option.c
> +++ b/drivers/usb/serial/option.c
> @@ -2073,6 +2073,8 @@ static const struct usb_device_id option_ids[] = {
>  	{ USB_DEVICE_INTERFACE_CLASS(0x2cb7, 0x0105, 0xff),			/* Fibocom NL678 series */
>  	  .driver_info = RSVD(6) },
>  	{ USB_DEVICE_INTERFACE_CLASS(0x2cb7, 0x01a0, 0xff) },			/* Fibocom NL668-AM/NL652-EU (laptop MBIM) */
> +	{ USB_DEVICE_AND_INTERFACE_INFO(0x2cb7, 0x010b, 0xff, 0xff, 0x30) },	/* Fibocom FG150 Diag */
> +	{ USB_DEVICE_AND_INTERFACE_INFO(0x2cb7, 0x010b, 0xff, 0, 0) },	/* Fibocom FG150 AT */

And try to keep the entries sorted by VID/PID where possible.

>  	{ USB_DEVICE_INTERFACE_CLASS(0x2df3, 0x9d03, 0xff) },			/* LongSung M5710 */
>  	{ USB_DEVICE_INTERFACE_CLASS(0x305a, 0x1404, 0xff) },			/* GosunCn GM500 RNDIS */
>  	{ USB_DEVICE_INTERFACE_CLASS(0x305a, 0x1405, 0xff) },			/* GosunCn GM500 MBIM */

I fixed up the above before applying. Thanks.

Johan