netxen: code cleanup

o remove unused structure defs.
o remove unnecessary includes.
o replace enums with specific #defines.
o reduce footprint of stats structure.

Signed-off-by: Dhananjay Phadke <dhananjay@netxen.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/netxen/netxen_nic_niu.c b/drivers/net/netxen/netxen_nic_niu.c
index d852032..3310471 100644
--- a/drivers/net/netxen/netxen_nic_niu.c
+++ b/drivers/net/netxen/netxen_nic_niu.c
@@ -342,9 +342,9 @@
 	}
 
 	if (netxen_niu_gbe_enable_phy_interrupts(adapter))
-		printk(KERN_ERR PFX "ERROR enabling PHY interrupts\n");
+		printk(KERN_ERR "ERROR enabling PHY interrupts\n");
 	if (netxen_niu_gbe_clear_phy_interrupts(adapter))
-		printk(KERN_ERR PFX "ERROR clearing PHY interrupts\n");
+		printk(KERN_ERR "ERROR clearing PHY interrupts\n");
 }
 
 /*
@@ -380,9 +380,9 @@
 	}
 
 	if (netxen_niu_gbe_enable_phy_interrupts(adapter))
-		printk(KERN_ERR PFX "ERROR enabling PHY interrupts\n");
+		printk(KERN_ERR "ERROR enabling PHY interrupts\n");
 	if (netxen_niu_gbe_clear_phy_interrupts(adapter))
-		printk(KERN_ERR PFX "ERROR clearing PHY interrupts\n");
+		printk(KERN_ERR "ERROR clearing PHY interrupts\n");
 }
 
 int netxen_niu_gbe_init_port(struct netxen_adapter *adapter, int port)
@@ -428,13 +428,13 @@
 						    |
 						    NETXEN_GB_MAC_PAUSED_FRMS);
 			if (netxen_niu_gbe_clear_phy_interrupts(adapter))
-				printk(KERN_ERR PFX
+				printk(KERN_ERR
 				       "ERROR clearing PHY interrupts\n");
 			if (netxen_niu_gbe_enable_phy_interrupts(adapter))
-				printk(KERN_ERR PFX
+				printk(KERN_ERR
 				       "ERROR enabling PHY interrupts\n");
 			if (netxen_niu_gbe_clear_phy_interrupts(adapter))
-				printk(KERN_ERR PFX
+				printk(KERN_ERR
 				       "ERROR clearing PHY interrupts\n");
 			result = -1;
 		}