net: axienet: remove unnecessary ftrace-like logging

remove unnecessary ftrace-like logging. Also fixes below
checkpatch WARNING.

WARNING: Unnecessary ftrace-like logging - prefer using ftrace
+       dev_dbg(&ndev->dev, "%s\n", __func__);
Signed-off-by: Radhey Shyam Pandey <radhey.shyam.pandey@amd.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/xilinx/xilinx_axienet_main.c

@@ -1515,8 +1515,6 @@ static int axienet_open(struct net_device *ndev)
 	int ret;
 	struct axienet_local *lp = netdev_priv(ndev);
 
-	dev_dbg(&ndev->dev, "%s\n", __func__);
-
 	/* When we do an Axi Ethernet reset, it resets the complete core
 	 * including the MDIO. MDIO must be disabled before resetting.
 	 * Hold MDIO bus lock to avoid MDIO accesses during the reset.
@@ -1577,8 +1575,6 @@ static int axienet_stop(struct net_device *ndev)
 	struct axienet_local *lp = netdev_priv(ndev);
 	int i;
 
-	dev_dbg(&ndev->dev, "axienet_close()\n");
-
 	if (!lp->use_dmaengine) {
 		napi_disable(&lp->napi_tx);
 		napi_disable(&lp->napi_rx);