igb: add support for 82576NS SerDes adapter

This patch adds the device ID necessary to support the 82576NS SerDes
adapter.

Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/igb/e1000_82575.c

@@ -81,6 +81,7 @@ static s32 igb_get_invariants_82575(struct e1000_hw *hw)
 		break;
 	case E1000_DEV_ID_82576:
 	case E1000_DEV_ID_82576_NS:
+	case E1000_DEV_ID_82576_NS_SERDES:
 	case E1000_DEV_ID_82576_FIBER:
 	case E1000_DEV_ID_82576_SERDES:
 	case E1000_DEV_ID_82576_QUAD_COPPER:

drivers/net/igb/e1000_hw.h

@@ -42,6 +42,7 @@ struct e1000_hw;
 #define E1000_DEV_ID_82576_SERDES             0x10E7
 #define E1000_DEV_ID_82576_QUAD_COPPER        0x10E8
 #define E1000_DEV_ID_82576_NS                 0x150A
+#define E1000_DEV_ID_82576_NS_SERDES          0x1518
 #define E1000_DEV_ID_82576_SERDES_QUAD        0x150D
 #define E1000_DEV_ID_82575EB_COPPER           0x10A7
 #define E1000_DEV_ID_82575EB_FIBER_SERDES     0x10A9

drivers/net/igb/igb_main.c

@@ -63,6 +63,7 @@ static const struct e1000_info *igb_info_tbl[] = {
 static struct pci_device_id igb_pci_tbl[] = {
 	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_82576), board_82575 },
 	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_82576_NS), board_82575 },
+	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_82576_NS_SERDES), board_82575 },
 	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_82576_FIBER), board_82575 },
 	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_82576_SERDES), board_82575 },
 	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_82576_SERDES_QUAD), board_82575 },