net: dsa: Keep the mii bus and address in the private structure

Rather than looking up the mii bus and address every time, do it once
at probe, and keep it in the private structure. Centralise this probe
code in mv88e6xxx.

Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Acked-by: Florian Fainelli <f.fainelli@gmail.com>
Tested-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/drivers/net/dsa/mv88e6131.c b/drivers/net/dsa/mv88e6131.c
index b9f9b00..9e6edf9 100644
--- a/drivers/net/dsa/mv88e6131.c
+++ b/drivers/net/dsa/mv88e6131.c
@@ -28,18 +28,9 @@
 static char *mv88e6131_probe(struct device *dsa_dev, struct device *host_dev,
 			     int sw_addr, void **priv)
 {
-	struct mv88e6xxx_priv_state *ps;
-	char *name;
-
-	name = mv88e6xxx_lookup_name(host_dev, sw_addr, mv88e6131_table,
-				     ARRAY_SIZE(mv88e6131_table));
-	if (name) {
-		ps = devm_kzalloc(dsa_dev, sizeof(*ps), GFP_KERNEL);
-		if (!ps)
-			return NULL;
-		*priv = ps;
-	}
-	return name;
+	return mv88e6xxx_drv_probe(dsa_dev, host_dev, sw_addr, priv,
+				   mv88e6131_table,
+				   ARRAY_SIZE(mv88e6131_table));
 }
 
 static int mv88e6131_setup_global(struct dsa_switch *ds)