net: qcom/emac: Demote MTU change print to debug

Changing the MTU can be a frequent operation and it is already clear
when (or not) a MTU change is successful, demote prints to debug prints.
Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Acked-by: Timur Tabi <timur@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/ethernet/qualcomm/emac/emac.c

@@ -213,7 +213,7 @@ static int emac_change_mtu(struct net_device *netdev, int new_mtu)
 {
 	struct emac_adapter *adpt = netdev_priv(netdev);
 
-	netif_info(adpt, hw, adpt->netdev,
+	netif_dbg(adpt, hw, adpt->netdev,
 		  "changing MTU from %d to %d\n", netdev->mtu,
 		  new_mtu);
 	netdev->mtu = new_mtu;