igb: fix comments

The internal name was used in comments, replaced with silicon part number.
Signed-off-by: Alexander Duyck <alexander.h.duyck@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>

drivers/net/igb/e1000_82575.c

@@ -1243,7 +1243,7 @@ static bool igb_sgmii_active_82575(struct e1000_hw *hw)
 u32 igb_translate_register_82576(u32 reg)
 {
 	/*
-	 * Some of the Kawela registers are located at different
+	 * Some of the 82576 registers are located at different
 	 * offsets than they are in older adapters.
 	 * Despite the difference in location, the registers
 	 * function in the same manner.

drivers/net/igb/igb_main.c

@@ -311,7 +311,7 @@ static void igb_assign_vector(struct igb_adapter *adapter, int rx_queue,
 		array_wr32(E1000_MSIXBM(0), msix_vector, msixbm);
 		break;
 	case e1000_82576:
-		/* Kawela uses a table-based method for assigning vectors.
+		/* The 82576 uses a table-based method for assigning vectors.
 		   Each queue has a single entry in the table to which we write
 		   a vector number along with a "valid" bit.  Sadly, the layout
 		   of the table is somewhat counterintuitive. */