cdc_ether: add Novatel USB551L device IDs for FLAG_WWAN

commit 4e6304b8420aba5311ba21fd68dab2924ae4d91a upstream.

Needs to be tagged with FLAG_WWAN, which since it has generic
descriptors, won't happen if we don't override the generic
driver info.

Cc: Oliver Neukum <oliver@neukum.org>
Cc: stable@vger.kernel.org
Signed-off-by: Dan Williams <dcbw@redhat.com>
Acked-by: Oliver Neukum <oliver@neukum.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 16 insertions, 0 deletions

diff --git a/drivers/net/usb/cdc_ether.c b/drivers/net/usb/cdc_ether.c
index 6d1461f94e8..544c309e0d9 100644
--- a/drivers/net/usb/cdc_ether.c
+++ b/drivers/net/usb/cdc_ether.c
@@ -482,6 +482,7 @@ static const struct driver_info wwan_info = {
 /*-------------------------------------------------------------------------*/
 
 #define HUAWEI_VENDOR_ID        0x12D1
+#define NOVATEL_VENDOR_ID       0x1410
 
 static const struct usb_device_id       products [] = {
 /*
@@ -599,6 +600,21 @@ static const struct usb_device_id	products [] = {
  * because of bugs/quirks in a given product (like Zaurus, above).
  */
 {
+        /* Novatel USB551L */
+        /* This match must come *before* the generic CDC-ETHER match so that
+         * we get FLAG_WWAN set on the device, since it's descriptors are
+         * generic CDC-ETHER.
+         */
+        .match_flags    =   USB_DEVICE_ID_MATCH_VENDOR
+                 | USB_DEVICE_ID_MATCH_PRODUCT
+                 | USB_DEVICE_ID_MATCH_INT_INFO,
+        .idVendor               = NOVATEL_VENDOR_ID,
+        .idProduct              = 0xB001,
+        .bInterfaceClass        = USB_CLASS_COMM,
+        .bInterfaceSubClass     = USB_CDC_SUBCLASS_ETHERNET,
+        .bInterfaceProtocol     = USB_CDC_PROTO_NONE,
+        .driver_info = (unsigned long)&wwan_info,
+}, {
         USB_INTERFACE_INFO(USB_CLASS_COMM, USB_CDC_SUBCLASS_ETHERNET,
                         USB_CDC_PROTO_NONE),
         .driver_info = (unsigned long) &cdc_info,