[ 45/53] cdc_ether: add Novatel USB551L device IDs for FLAG_WWAN

From: Ben Hutchings
Date: Thu May 17 2012 - 22:54:26 EST


3.2.18-stable review patch. If anyone has any objections, please let me know.

------------------

From: Dan Williams <dcbw@xxxxxxxxxx>

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@xxxxxxxxxx>
Signed-off-by: Dan Williams <dcbw@xxxxxxxxxx>
Acked-by: Oliver Neukum <oliver@xxxxxxxxxx>
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Ben Hutchings <ben@xxxxxxxxxxxxxxx>
---
drivers/net/usb/cdc_ether.c | 16 ++++++++++++++++
1 file changed, 16 insertions(+)

diff --git a/drivers/net/usb/cdc_ether.c b/drivers/net/usb/cdc_ether.c
index 00880ed..425e201 100644
--- a/drivers/net/usb/cdc_ether.c
+++ b/drivers/net/usb/cdc_ether.c
@@ -485,6 +485,7 @@ static const struct driver_info wwan_info = {
/*-------------------------------------------------------------------------*/

#define HUAWEI_VENDOR_ID 0x12D1
+#define NOVATEL_VENDOR_ID 0x1410

static const struct usb_device_id products [] = {
/*
@@ -602,6 +603,21 @@ 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,
--
1.7.10



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