ixgbe: change the eeprom version reported by ethtool

Use 32bit value starting at offset 0x2d for displaying the firmware
version in ethtool. This should work for all current ixgbe HW

Signed-off-by: Emil Tantilov <emil.s.tantilov@intel.com>
Tested-by: Stephen Ko <stephen.s.ko@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe.h b/drivers/net/ethernet/intel/ixgbe/ixgbe.h
index 6c4d693..a8368d5 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe.h
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe.h
@@ -497,7 +497,8 @@
 	u64 rsc_total_count;
 	u64 rsc_total_flush;
 	u32 wol;
-	u16 eeprom_version;
+	u16 eeprom_verh;
+	u16 eeprom_verl;
 	u16 eeprom_cap;
 
 	int node;