linux-kernel - Re:Re: [PATCH] USB: serial: option: Adding support for Cinterion MV32-WA/MV32-WB

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Date:   Wed, 20 Apr 2022 15:33:09 +0800 (CST)
From:   "Slark Xiao" <slark_xiao@....com>
To:     "Johan Hovold" <johan@...nel.org>
Cc:     gregkh@...uxfoundation.org, linux-usb@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re:Re: [PATCH] USB: serial: option: Adding support for Cinterion
 MV32-WA/MV32-WB


Thanks for the suggestion.
At 2022-04-20 15:16:06, "Johan Hovold" <johan@...nel.org> wrote:
>On Thu, Apr 14, 2022 at 03:44:34PM +0800, Slark Xiao wrote:
>> Adding support for Cinterion device MV32-WA/MV32-WB.
>
>Nit: Please use imperative mood in your commit message (e.g. use "add"
>instead of "adding").
Got it. Actually I just want to align it with previous MV31-W commit.
I will notice this in next time.
Thanks!
>
>> MV32-WA PID is 0x00F1, and MV32-WB PID is 0x00F2.
>> 
>> Test evidence as below:
>> T:  Bus=04 Lev=01 Prnt=01 Port=01 Cnt=01 Dev#=  4 Spd=5000 MxCh= 0
>> D:  Ver= 3.20 Cls=ef(misc ) Sub=02 Prot=01 MxPS= 9 #Cfgs=  1
>> P:  Vendor=1e2d ProdID=00f1 Rev=05.04
>> S:  Manufacturer=Cinterion
>> S:  Product=Cinterion PID 0x00F1 USB Mobile Broadband
>> S:  SerialNumber=78ada8c4
>> C:  #Ifs= 6 Cfg#= 1 Atr=a0 MxPwr=896mA
>> I:  If#=0x0 Alt= 0 #EPs= 1 Cls=02(commc) Sub=0e Prot=00 Driver=cdc_mbim
>> I:  If#=0x1 Alt= 1 #EPs= 2 Cls=0a(data ) Sub=00 Prot=02 Driver=cdc_mbim
>> I:  If#=0x2 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=40 Driver=option
>> I:  If#=0x3 Alt= 0 #EPs= 1 Cls=ff(vend.) Sub=ff Prot=ff Driver=(none)
>> I:  If#=0x4 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=60 Driver=option
>> I:  If#=0x5 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=ff Prot=30 Driver=option
>> 
>> T:  Bus=04 Lev=01 Prnt=01 Port=01 Cnt=01 Dev#=  3 Spd=5000 MxCh= 0
>> D:  Ver= 3.20 Cls=ef(misc ) Sub=02 Prot=01 MxPS= 9 #Cfgs=  1
>> P:  Vendor=1e2d ProdID=00f2 Rev=05.04
>> S:  Manufacturer=Cinterion
>> S:  Product=Cinterion PID 0x00F2 USB Mobile Broadband
>> S:  SerialNumber=cdd06a78
>> C:  #Ifs= 6 Cfg#= 1 Atr=a0 MxPwr=896mA
>> I:  If#=0x0 Alt= 0 #EPs= 1 Cls=02(commc) Sub=0e Prot=00 Driver=cdc_mbim
>> I:  If#=0x1 Alt= 1 #EPs= 2 Cls=0a(data ) Sub=00 Prot=02 Driver=cdc_mbim
>> I:  If#=0x2 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=40 Driver=option
>> I:  If#=0x3 Alt= 0 #EPs= 1 Cls=ff(vend.) Sub=ff Prot=ff Driver=(none)
>> I:  If#=0x4 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=60 Driver=option
>> I:  If#=0x5 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=ff Prot=30 Driver=option
>> 
>> Interface 0&1: MBIM, 2:Modem, 3: GNSS, 4: NMEA, 5: Diag
>> GNSS port don't use serial driver.
>> 
>> Signed-off-by: Slark Xiao <slark_xiao@....com>
>> ---
>>  drivers/usb/serial/option.c | 7 ++++++-
>>  1 file changed, 6 insertions(+), 1 deletion(-)
>> 
>> diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
>> index e7755d9cfc61..d947357881c3 100644
>> --- a/drivers/usb/serial/option.c
>> +++ b/drivers/usb/serial/option.c
>> @@ -432,7 +432,8 @@ static void option_instat_callback(struct urb *urb);
>>  #define CINTERION_PRODUCT_CLS8			0x00b0
>>  #define CINTERION_PRODUCT_MV31_MBIM		0x00b3
>>  #define CINTERION_PRODUCT_MV31_RMNET		0x00b7
>> -
>
>Why remove the section separating newline?
Sorry for this mistake.
>
>> +#define CINTERION_PRODUCT_MV32_WA		0x00f1
>> +#define CINTERION_PRODUCT_MV32_WB		0x00f2
>>  /* Olivetti products */
>>  #define OLIVETTI_VENDOR_ID			0x0b3c
>>  #define OLIVETTI_PRODUCT_OLICARD100		0xc000
>> @@ -1969,6 +1970,10 @@ static const struct usb_device_id option_ids[] = {
>>  	  .driver_info = RSVD(3)},
>>  	{ USB_DEVICE_INTERFACE_CLASS(CINTERION_VENDOR_ID, CINTERION_PRODUCT_MV31_RMNET, 0xff),
>>  	  .driver_info = RSVD(0)},
>> +	{ USB_DEVICE_INTERFACE_CLASS(CINTERION_VENDOR_ID, CINTERION_PRODUCT_MV32_WA, 0xff),
>> +	  .driver_info = RSVD(3)},
>> +	{ USB_DEVICE_INTERFACE_CLASS(CINTERION_VENDOR_ID, CINTERION_PRODUCT_MV32_WB, 0xff),
>> +	  .driver_info = RSVD(3)},
>>  	{ USB_DEVICE(OLIVETTI_VENDOR_ID, OLIVETTI_PRODUCT_OLICARD100),
>>  	  .driver_info = RSVD(4) },
>>  	{ USB_DEVICE(OLIVETTI_VENDOR_ID, OLIVETTI_PRODUCT_OLICARD120),
>
>Looks good otherwise. I've fixed up the issues pointed out above, but
>please keep it in mind for next time.
>
>Johan