USB: option: add support for Telit LE920

Add PID and special handling for Telit LE920

Signed-off-by: Daniele Palmas <dnlplm@gmail.com>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index 0d9dac9e7f93d86cc62ea82e74b426c850a9514f..384bb925faf4b5865436d8068d6e076b233440af 100644 (file)
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -242,6 +242,7 @@ static void option_instat_callback(struct urb *urb);
 #define TELIT_PRODUCT_CC864_DUAL               0x1005
 #define TELIT_PRODUCT_CC864_SINGLE             0x1006
 #define TELIT_PRODUCT_DE910_DUAL               0x1010
+#define TELIT_PRODUCT_LE920                    0x1200
 
 /* ZTE PRODUCTS */
 #define ZTE_VENDOR_ID                          0x19d2
@@ -534,6 +535,11 @@ static const struct option_blacklist_info zte_1255_blacklist = {
        .reserved = BIT(3) | BIT(4),
 };
 
+static const struct option_blacklist_info telit_le920_blacklist = {
+       .sendsetup = BIT(0),
+       .reserved = BIT(1) | BIT(5),
+};
+
 static const struct usb_device_id option_ids[] = {
        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_COLT) },
        { USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_RICOLA) },
@@ -784,6 +790,8 @@ static const struct usb_device_id option_ids[] = {
        { USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_CC864_DUAL) },
        { USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_CC864_SINGLE) },
        { USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_DE910_DUAL) },
+       { USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_LE920),
+               .driver_info = (kernel_ulong_t)&telit_le920_blacklist },
        { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, ZTE_PRODUCT_MF622, 0xff, 0xff, 0xff) }, /* ZTE WCDMA products */
        { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0002, 0xff, 0xff, 0xff),
                .driver_info = (kernel_ulong_t)&net_intf1_blacklist },