[e100] new code to track function entry / exit

This change adds DPRINTK at each function entry and exit to track the
progress of the driver.

Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>

---

 drivers/net/e100.c |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/drivers/net/e100.c b/drivers/net/e100.c
index 2764fab..31a9c1b 100644
--- a/drivers/net/e100.c
+++ b/drivers/net/e100.c
@@ -2537,6 +2537,7 @@ static int e100_open(struct net_device *
 	struct nic *nic = netdev_priv(netdev);
 	int err = 0;
 
+	DPRINTK(IFUP, ERR, "enter\n");
 	netif_carrier_off(netdev);
 	if((err = e100_up(nic)))
 		DPRINTK(IFUP, ERR, "Cannot open interface, aborting.\n");
@@ -2545,6 +2546,8 @@ static int e100_open(struct net_device *
 
 static int e100_close(struct net_device *netdev)
 {
+	struct nic *nic = netdev_priv(netdev);
+	DPRINTK(IFDOWN, ERR, "enter\n");
 	e100_down(netdev_priv(netdev));
 	return 0;
 }
@@ -2719,6 +2722,7 @@ static void __devexit e100_remove(struct
 
 	if(netdev) {
 		struct nic *nic = netdev_priv(netdev);
+		DPRINTK(IFDOWN, ERR, "enter\n");
 		unregister_netdev(netdev);
 		e100_free(nic);
 		iounmap(nic->csr);
@@ -2784,6 +2788,7 @@ static void e100_shutdown(struct pci_dev
 	struct nic *nic = netdev_priv(netdev);
 	int retval;
 
+	DPRINTK(IFDOWN, ERR, "enter\n");
 #ifdef CONFIG_PM
 	retval = pci_enable_wake(pdev, 0, nic->flags & (wol_magic | e100_asf(nic)));
 #else