igb: add support for 82580 MAC

This patch adds support for the 82580 MAC.

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>
diff --git a/drivers/net/igb/e1000_hw.h b/drivers/net/igb/e1000_hw.h
index 5deda3e..dbaeb5f 100644
--- a/drivers/net/igb/e1000_hw.h
+++ b/drivers/net/igb/e1000_hw.h
@@ -47,19 +47,30 @@
 #define E1000_DEV_ID_82575EB_COPPER           0x10A7
 #define E1000_DEV_ID_82575EB_FIBER_SERDES     0x10A9
 #define E1000_DEV_ID_82575GB_QUAD_COPPER      0x10D6
+#define E1000_DEV_ID_82580_COPPER             0x150E
+#define E1000_DEV_ID_82580_FIBER              0x150F
+#define E1000_DEV_ID_82580_SERDES             0x1510
+#define E1000_DEV_ID_82580_SGMII              0x1511
+#define E1000_DEV_ID_82580_COPPER_DUAL        0x1516
 
 #define E1000_REVISION_2 2
 #define E1000_REVISION_4 4
 
 #define E1000_FUNC_0     0
 #define E1000_FUNC_1     1
+#define E1000_FUNC_2     2
+#define E1000_FUNC_3     3
 
+#define E1000_ALT_MAC_ADDRESS_OFFSET_LAN0   0
 #define E1000_ALT_MAC_ADDRESS_OFFSET_LAN1   3
+#define E1000_ALT_MAC_ADDRESS_OFFSET_LAN2   6
+#define E1000_ALT_MAC_ADDRESS_OFFSET_LAN3   9
 
 enum e1000_mac_type {
 	e1000_undefined = 0,
 	e1000_82575,
 	e1000_82576,
+	e1000_82580,
 	e1000_num_macs  /* List is 1-based, so subtract 1 for true count. */
 };
 
@@ -290,6 +301,7 @@
 
 struct e1000_phy_operations {
 	s32  (*acquire)(struct e1000_hw *);
+	s32  (*check_polarity)(struct e1000_hw *);
 	s32  (*check_reset_block)(struct e1000_hw *);
 	s32  (*force_speed_duplex)(struct e1000_hw *);
 	s32  (*get_cfg_done)(struct e1000_hw *hw);
@@ -466,6 +478,7 @@
 
 struct e1000_dev_spec_82575 {
 	bool sgmii_active;
+	bool global_device_reset;
 };
 
 struct e1000_hw {