e1000e: provide MAC-family-specific function to set LAN ID

Provide MAC-specific function pointer to determine the LAN ID (PCI func).
The LAN ID is used internally by the driver to determine which h/w lock
to use to protect accessing the PHY on ESB2 as well as help to determine
the alternate MAC address on some parts.

Signed-off-by: Bruce Allan <bruce.w.allan@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/e1000e/es2lan.c b/drivers/net/e1000e/es2lan.c
index 4bb9d88..27d2158 100644
--- a/drivers/net/e1000e/es2lan.c
+++ b/drivers/net/e1000e/es2lan.c
@@ -246,6 +246,9 @@
 		break;
 	}
 
+	/* set lan id for port to determine which phy lock to use */
+	hw->mac.ops.set_lan_id(hw);
+
 	return 0;
 }
 
@@ -1435,6 +1438,7 @@
 	.cleanup_led		= e1000e_cleanup_led_generic,
 	.clear_hw_cntrs		= e1000_clear_hw_cntrs_80003es2lan,
 	.get_bus_info		= e1000e_get_bus_info_pcie,
+	.set_lan_id		= e1000_set_lan_id_multi_port_pcie,
 	.get_link_up_info	= e1000_get_link_up_info_80003es2lan,
 	.led_on			= e1000e_led_on_generic,
 	.led_off		= e1000e_led_off_generic,