dsa: Rename switch chip data to cd

The dsa_switch structure contains a dsa_chip_data member called pd.
However in the rest of the code, pd is used for dsa_platform_data.
This is confusing. Rename it cd, which is already often used in dsa.c
and slave.c for this data type.

Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/dsa/dsa.c b/net/dsa/dsa.c
index 5db779c..eff5dfc 100644
--- a/net/dsa/dsa.c
+++ b/net/dsa/dsa.c
@@ -182,7 +182,7 @@
 /* basic switch operations **************************************************/
 static int dsa_cpu_dsa_setup(struct dsa_switch *ds, struct net_device *master)
 {
-	struct dsa_chip_data *cd = ds->pd;
+	struct dsa_chip_data *cd = ds->cd;
 	struct device_node *port_dn;
 	struct phy_device *phydev;
 	int ret, port, mode;
@@ -219,7 +219,7 @@
 {
 	struct dsa_switch_driver *drv = ds->drv;
 	struct dsa_switch_tree *dst = ds->dst;
-	struct dsa_chip_data *pd = ds->pd;
+	struct dsa_chip_data *cd = ds->cd;
 	bool valid_name_found = false;
 	int index = ds->index;
 	int i, ret;
@@ -230,7 +230,7 @@
 	for (i = 0; i < DSA_MAX_PORTS; i++) {
 		char *name;
 
-		name = pd->port_names[i];
+		name = cd->port_names[i];
 		if (name == NULL)
 			continue;
 
@@ -328,10 +328,10 @@
 		if (!(ds->enabled_port_mask & (1 << i)))
 			continue;
 
-		ret = dsa_slave_create(ds, parent, i, pd->port_names[i]);
+		ret = dsa_slave_create(ds, parent, i, cd->port_names[i]);
 		if (ret < 0) {
 			netdev_err(dst->master_netdev, "[%d]: can't create dsa slave device for port %d(%s): %d\n",
-				   index, i, pd->port_names[i], ret);
+				   index, i, cd->port_names[i], ret);
 			ret = 0;
 		}
 	}
@@ -379,7 +379,7 @@
 dsa_switch_setup(struct dsa_switch_tree *dst, int index,
 		 struct device *parent, struct device *host_dev)
 {
-	struct dsa_chip_data *pd = dst->pd->chip + index;
+	struct dsa_chip_data *cd = dst->pd->chip + index;
 	struct dsa_switch_driver *drv;
 	struct dsa_switch *ds;
 	int ret;
@@ -389,7 +389,7 @@
 	/*
 	 * Probe for switch model.
 	 */
-	drv = dsa_switch_probe(parent, host_dev, pd->sw_addr, &name, &priv);
+	drv = dsa_switch_probe(parent, host_dev, cd->sw_addr, &name, &priv);
 	if (drv == NULL) {
 		netdev_err(dst->master_netdev, "[%d]: could not detect attached switch\n",
 			   index);
@@ -408,7 +408,7 @@
 
 	ds->dst = dst;
 	ds->index = index;
-	ds->pd = pd;
+	ds->cd = cd;
 	ds->drv = drv;
 	ds->priv = priv;
 	ds->dev = parent;
@@ -424,7 +424,7 @@
 {
 	struct device_node *port_dn;
 	struct phy_device *phydev;
-	struct dsa_chip_data *cd = ds->pd;
+	struct dsa_chip_data *cd = ds->cd;
 	int port;
 
 #ifdef CONFIG_NET_DSA_HWMON
diff --git a/net/dsa/slave.c b/net/dsa/slave.c
index f25dcd9..152436c 100644
--- a/net/dsa/slave.c
+++ b/net/dsa/slave.c
@@ -50,7 +50,7 @@
 	ds->slave_mii_bus->read = dsa_slave_phy_read;
 	ds->slave_mii_bus->write = dsa_slave_phy_write;
 	snprintf(ds->slave_mii_bus->id, MII_BUS_ID_SIZE, "dsa-%d:%.2x",
-			ds->index, ds->pd->sw_addr);
+			ds->index, ds->cd->sw_addr);
 	ds->slave_mii_bus->parent = ds->dev;
 	ds->slave_mii_bus->phy_mask = ~ds->phys_mii_mask;
 }
@@ -615,8 +615,8 @@
 	struct dsa_slave_priv *p = netdev_priv(dev);
 	struct dsa_switch *ds = p->parent;
 
-	if (ds->pd->eeprom_len)
-		return ds->pd->eeprom_len;
+	if (ds->cd->eeprom_len)
+		return ds->cd->eeprom_len;
 
 	if (ds->drv->get_eeprom_len)
 		return ds->drv->get_eeprom_len(ds);
@@ -999,7 +999,7 @@
 				struct net_device *slave_dev)
 {
 	struct dsa_switch *ds = p->parent;
-	struct dsa_chip_data *cd = ds->pd;
+	struct dsa_chip_data *cd = ds->cd;
 	struct device_node *phy_dn, *port_dn;
 	bool phy_is_fixed = false;
 	u32 phy_flags = 0;
@@ -1147,7 +1147,7 @@
 				 NULL);
 
 	SET_NETDEV_DEV(slave_dev, parent);
-	slave_dev->dev.of_node = ds->pd->port_dn[port];
+	slave_dev->dev.of_node = ds->cd->port_dn[port];
 	slave_dev->vlan_features = master->vlan_features;
 
 	p = netdev_priv(slave_dev);