net: dsa: mt7530: use priv->ds->num_ports instead of MT7530_NUM_PORTS

Use priv->ds->num_ports on all for loops which configure the switch
registers. In the future, the value of MT7530_NUM_PORTS will depend on
priv->id. Therefore, this change prepares the subdriver for a simpler
implementation.

Signed-off-by: Arınç ÜNAL <arinc.unal@arinc9.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

Author: arinc9

drivers/net/dsa/mt7530.c

@@ -1411,7 +1411,7 @@ mt7530_port_set_vlan_unaware(struct dsa_switch *ds, int port)
 	mt7530_rmw(priv, MT7530_PPBV1_P(port), G0_PORT_VID_MASK,
 		   G0_PORT_VID_DEF);
 
-	for (i = 0; i < MT7530_NUM_PORTS; i++) {
+	for (i = 0; i < priv->ds->num_ports; i++) {
 		if (dsa_is_user_port(ds, i) &&
 		    dsa_port_is_vlan_filtering(dsa_to_port(ds, i))) {
 			all_user_ports_removed = false;
@@ -2428,7 +2428,7 @@ mt7530_setup(struct dsa_switch *ds)
 	/* Enable and reset MIB counters */
 	mt7530_mib_reset(ds);
 
-	for (i = 0; i < MT7530_NUM_PORTS; i++) {
+	for (i = 0; i < priv->ds->num_ports; i++) {
 		/* Clear link settings and enable force mode to force link down
 		 * on all ports until they're enabled later.
 		 */
@@ -2539,7 +2539,7 @@ mt7531_setup_common(struct dsa_switch *ds)
 	mt7530_clear(priv, MT753X_MFC, BC_FFP_MASK | UNM_FFP_MASK |
 		     UNU_FFP_MASK);
 
-	for (i = 0; i < MT7530_NUM_PORTS; i++) {
+	for (i = 0; i < priv->ds->num_ports; i++) {
 		/* Clear link settings and enable force mode to force link down
 		 * on all ports until they're enabled later.
 		 */
@@ -2626,7 +2626,7 @@ mt7531_setup(struct dsa_switch *ds)
 	priv->p5_sgmii = !!(val & PAD_DUAL_SGMII_EN);
 
 	/* Force link down on all ports before internal reset */
-	for (i = 0; i < MT7530_NUM_PORTS; i++)
+	for (i = 0; i < priv->ds->num_ports; i++)
 		mt7530_write(priv, MT753X_PMCR_P(i), MT7531_FORCE_MODE_LNK);
 
 	/* Reset the switch through internal reset */