[Vivid][PATCH 2/2] net: usb: cdc_ncm: Adding Dell DW5813 LTE AT&T Mobile Broadband Card

[Wen-chien Jesse Sung]

From: Daniele Palmas <dnlplm at gmail.com>

BugLink: https://launchpad.net/bugs/1533118

Unlike DW5550, Dell DW5813 is a mobile broadband card with no ARP
capabilities: the patch makes this device to use wwan_noarp_info struct

Signed-off-by: Daniele Palmas <dnlplm at gmail.com>
Signed-off-by: David S. Miller <davem at davemloft.net>
(cherry picked from commit fb83d5f283dc699c891b30c341e758d9a060a7c6)
Signed-off-by: Wen-chien Jesse Sung <jesse.sung at canonical.com>
Tested-by: Chris Wayne <chris.wayne at canonical.com>
Reviewed-By: AceLan Kao <acelan.kao at canonical.com>
---
 drivers/net/usb/cdc_ncm.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/drivers/net/usb/cdc_ncm.c b/drivers/net/usb/cdc_ncm.c
index 45b73a0..4c6ecb3 100644
--- a/drivers/net/usb/cdc_ncm.c
+++ b/drivers/net/usb/cdc_ncm.c
@@ -1561,6 +1561,15 @@ static const struct usb_device_id cdc_devs[] = {
 	  .driver_info = (unsigned long)&wwan_noarp_info,
 	},
 
+	/* DW5813 LTE AT&T Mobile Broadband Card
+	 * Unlike DW5550 this device requires FLAG_NOARP
+	 */
+	{ USB_DEVICE_AND_INTERFACE_INFO(0x413c, 0x81bc,
+		USB_CLASS_COMM,
+		USB_CDC_SUBCLASS_NCM, USB_CDC_PROTO_NONE),
+	  .driver_info = (unsigned long)&wwan_noarp_info,
+	},
+
 	/* Dell branded MBM devices like DW5550 */
 	{ .match_flags = USB_DEVICE_ID_MATCH_INT_INFO
 		| USB_DEVICE_ID_MATCH_VENDOR,
-- 
2.5.0