net: dsa: rtl8366: Drop and depromote pointless prints

We don't need a message for every VLAN association, dbg
is fine. The message about adding the DSA or CPU
port to a VLAN is directly misleading, this is perfectly
fine.

Cc: Vladimir Oltean <olteanv@gmail.com>
Cc: Mauri Sandberg <sandberg@mailfence.com>
Cc: DENG Qingfang <dqfext@gmail.com>
Reviewed-by: Alvin Šipraga <alsi@bang-olufsen.dk>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/dsa/rtl8366.c

@@ -318,12 +318,9 @@ int rtl8366_vlan_add(struct dsa_switch *ds, int port,
 		return ret;
 	}
 
-	dev_info(smi->dev, "add VLAN %d on port %d, %s, %s\n",
+	dev_dbg(smi->dev, "add VLAN %d on port %d, %s, %s\n",
 		vlan->vid, port, untagged ? "untagged" : "tagged",
-		 pvid ? " PVID" : "no PVID");
-
-	if (dsa_is_dsa_port(ds, port) || dsa_is_cpu_port(ds, port))
-		dev_err(smi->dev, "port is DSA or CPU port\n");
+		pvid ? "PVID" : "no PVID");
 
 	member |= BIT(port);
 
@@ -356,7 +353,7 @@ int rtl8366_vlan_del(struct dsa_switch *ds, int port,
 	struct realtek_smi *smi = ds->priv;
 	int ret, i;
 
-	dev_info(smi->dev, "del VLAN %04x on port %d\n", vlan->vid, port);
+	dev_dbg(smi->dev, "del VLAN %d on port %d\n", vlan->vid, port);
 
 	for (i = 0; i < smi->num_vlan_mc; i++) {
 		struct rtl8366_vlan_mc vlanmc;