igb: Add support for 82576 ET2 Quad Port Server Adapter

Signed-off-by: Carolyn Wyborny <carolyn.wyborny@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/igb/e1000_82575.c b/drivers/net/igb/e1000_82575.c
index 9d7fa2f..0bc990e 100644
--- a/drivers/net/igb/e1000_82575.c
+++ b/drivers/net/igb/e1000_82575.c
@@ -94,6 +94,7 @@
 	case E1000_DEV_ID_82576_FIBER:
 	case E1000_DEV_ID_82576_SERDES:
 	case E1000_DEV_ID_82576_QUAD_COPPER:
+	case E1000_DEV_ID_82576_QUAD_COPPER_ET2:
 	case E1000_DEV_ID_82576_SERDES_QUAD:
 		mac->type = e1000_82576;
 		break;
diff --git a/drivers/net/igb/e1000_hw.h b/drivers/net/igb/e1000_hw.h
index 4480052..82a533f 100644
--- a/drivers/net/igb/e1000_hw.h
+++ b/drivers/net/igb/e1000_hw.h
@@ -41,6 +41,7 @@
 #define E1000_DEV_ID_82576_FIBER              0x10E6
 #define E1000_DEV_ID_82576_SERDES             0x10E7
 #define E1000_DEV_ID_82576_QUAD_COPPER        0x10E8
+#define E1000_DEV_ID_82576_QUAD_COPPER_ET2    0x1526
 #define E1000_DEV_ID_82576_NS                 0x150A
 #define E1000_DEV_ID_82576_NS_SERDES          0x1518
 #define E1000_DEV_ID_82576_SERDES_QUAD        0x150D
diff --git a/drivers/net/igb/igb_main.c b/drivers/net/igb/igb_main.c
index 0ed25f0..45a0e4f 100644
--- a/drivers/net/igb/igb_main.c
+++ b/drivers/net/igb/igb_main.c
@@ -72,6 +72,7 @@
 	{ 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 },
+	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_82576_QUAD_COPPER_ET2), board_82575 },
 	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_82576_QUAD_COPPER), board_82575 },
 	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_82575EB_COPPER), board_82575 },
 	{ PCI_VDEVICE(INTEL, E1000_DEV_ID_82575EB_FIBER_SERDES), board_82575 },