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    Subject[PATCH 5.4 62/66] USB: serial: option: add support for DW5821e with eSIM support
    Date
    From: Aleksander Morgado <aleksander@aleksander.es>

    commit 957c31ea082e3fe5196f46d5b04018b10de47400 upstream.

    The device exposes AT, NMEA and DIAG ports in both USB configurations.
    Exactly same layout as the default DW5821e module, just a different
    vid/pid.

    P: Vendor=413c ProdID=81e0 Rev=03.18
    S: Manufacturer=Dell Inc.
    S: Product=DW5821e-eSIM Snapdragon X20 LTE
    S: SerialNumber=0123456789ABCDEF
    C: #Ifs= 6 Cfg#= 1 Atr=a0 MxPwr=500mA
    I: If#=0x0 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=ff Prot=ff Driver=qmi_wwan
    I: If#=0x1 Alt= 0 #EPs= 1 Cls=03(HID ) Sub=00 Prot=00 Driver=usbhid
    I: If#=0x2 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=00 Prot=00 Driver=option
    I: If#=0x3 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=00 Prot=00 Driver=option
    I: If#=0x4 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=00 Prot=00 Driver=option
    I: If#=0x5 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=ff Prot=ff Driver=option

    P: Vendor=413c ProdID=81e0 Rev=03.18
    S: Manufacturer=Dell Inc.
    S: Product=DW5821e-eSIM Snapdragon X20 LTE
    S: SerialNumber=0123456789ABCDEF
    C: #Ifs= 7 Cfg#= 2 Atr=a0 MxPwr=500mA
    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=00 Prot=00 Driver=option
    I: If#=0x3 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=00 Prot=00 Driver=option
    I: If#=0x4 Alt= 0 #EPs= 3 Cls=ff(vend.) Sub=00 Prot=00 Driver=option
    I: If#=0x5 Alt= 0 #EPs= 2 Cls=ff(vend.) Sub=ff Prot=ff Driver=option
    I: If#=0x6 Alt= 0 #EPs= 1 Cls=ff(vend.) Sub=ff Prot=ff Driver=(none)

    Signed-off-by: Aleksander Morgado <aleksander@aleksander.es>
    Cc: stable <stable@vger.kernel.org>
    Signed-off-by: Johan Hovold <johan@kernel.org>
    Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

    ---
    drivers/usb/serial/option.c | 3 +++
    1 file changed, 3 insertions(+)

    --- a/drivers/usb/serial/option.c
    +++ b/drivers/usb/serial/option.c
    @@ -197,6 +197,7 @@ static void option_instat_callback(struc
    #define DELL_PRODUCT_5804_MINICARD_ATT 0x819b /* Novatel E371 */

    #define DELL_PRODUCT_5821E 0x81d7
    +#define DELL_PRODUCT_5821E_ESIM 0x81e0

    #define KYOCERA_VENDOR_ID 0x0c88
    #define KYOCERA_PRODUCT_KPC650 0x17da
    @@ -1044,6 +1045,8 @@ static const struct usb_device_id option
    { USB_DEVICE_AND_INTERFACE_INFO(DELL_VENDOR_ID, DELL_PRODUCT_5804_MINICARD_ATT, 0xff, 0xff, 0xff) },
    { USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5821E),
    .driver_info = RSVD(0) | RSVD(1) | RSVD(6) },
    + { USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5821E_ESIM),
    + .driver_info = RSVD(0) | RSVD(1) | RSVD(6) },
    { USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_E100A) }, /* ADU-E100, ADU-310 */
    { USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_500A) },
    { USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_620UW) },

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