Johan Hovold <johan@xxxxxxxxxx> writes:
> On Mon, Mar 28, 2016 at 10:37:35PM +0200, Bjørn Mork wrote:
>> Thomas reports:
>> "Windows:
>>
>> 00 diagnostics
>> 01 modem
>> 02 at-port
>> 03 nmea
>> 04 nic
>>
>> Linux:
>>
>> T: Bus=02 Lev=01 Prnt=01 Port=03 Cnt=01 Dev#= 4 Spd=480 MxCh= 0
>> D: Ver= 2.00 Cls=00(>ifc ) Sub=00 Prot=00 MxPS=64 #Cfgs= 1
>> P: Vendor=2001 ProdID=7e19 Rev=02.32
>> S: Manufacturer=Mobile Connect
>> S: Product=Mobile Connect
>> S: SerialNumber=0123456789ABCDEF
>> C: #Ifs= 6 Cfg#= 1 Atr=a0 MxPwr=500mA
>> I: If#= 0 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=ff Prot=ff Driver=option
>> I: If#= 1 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=00 Prot=00 Driver=option
>> 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=ff Prot=ff Driver=qmi_wwan
>> I: If#= 5 Alt= 0 #EPs= 2 Cls=08(stor.) Sub=06 Prot=50 Driver=usb-storage"
>>
>> Reported-by: Thomas Schäfer <tschaefer@xxxxxxxxxxx>
>> Cc: <stable@xxxxxxxxxxxxxxx>
>> Signed-off-by: Bjørn Mork <bjorn@xxxxxxx>
>> ---
>> 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 348e19834b83..6ca2cc5790c0 100644
>> --- a/drivers/usb/serial/option.c
>> +++ b/drivers/usb/serial/option.c
>> @@ -1818,6 +1818,8 @@ static const struct usb_device_id option_ids[] = {
>> { USB_DEVICE_AND_INTERFACE_INFO(0x2001, 0x7d02, 0xff, 0x00, 0x00) },
>> { USB_DEVICE_AND_INTERFACE_INFO(0x2001, 0x7d03, 0xff, 0x02, 0x01) },
>> { USB_DEVICE_AND_INTERFACE_INFO(0x2001, 0x7d03, 0xff, 0x00, 0x00) },
>> + { USB_DEVICE(0x2001, 0x7e19), /* D-Link DWM-221 B1 */
>> + .driver_info = (kernel_ulong_t)&net_intf4_blacklist },
>
> Why not use USB_DEVICE_INTERFACE_CLASS here to avoid even trying to
> probe the mass-storage interface?
Makes sense. Just didn't think about it. Saw the nearby entries and
concluded that it was better with a single USB_DEVICE than multiple
USB_DEVICE_AND_INTERFACE_INFO entries. Forgot all about
USB_DEVICE_INTERFACE_CLASS.
I'll send a v2 ASAP
Bjørn
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