net: dsa: b53: use dsa_port's bridge pointer

Now that DSA exposes the bridge device pointer to which a port belongs,
use it when programming the port based VLANs and thus remove the cache.

Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/dsa/b53/b53_common.c b/drivers/net/dsa/b53/b53_common.c
index 32fdcf5..3a7d16b 100644 (file)
--- a/drivers/net/dsa/b53/b53_common.c
+++ b/drivers/net/dsa/b53/b53_common.c
@@ -1308,7 +1308,7 @@ int b53_fdb_dump(struct dsa_switch *ds, int port,
 }
 EXPORT_SYMBOL(b53_fdb_dump);
 
-int b53_br_join(struct dsa_switch *ds, int port, struct net_device *bridge)
+int b53_br_join(struct dsa_switch *ds, int port, struct net_device *br)
 {
        struct b53_device *dev = ds->priv;
        s8 cpu_port = ds->dst->cpu_port;
@@ -1326,11 +1326,10 @@ int b53_br_join(struct dsa_switch *ds, int port, struct net_device *bridge)
                b53_write16(dev, B53_VLAN_PAGE, B53_JOIN_ALL_VLAN_EN, reg);
        }
 
-       dev->ports[port].bridge_dev = bridge;
        b53_read16(dev, B53_PVLAN_PAGE, B53_PVLAN_PORT_MASK(port), &pvlan);
 
        b53_for_each_port(dev, i) {
-               if (dev->ports[i].bridge_dev != bridge)
+               if (ds->ports[i].bridge_dev != br)
                        continue;
 
                /* Add this local port to the remote port VLAN control
@@ -1357,7 +1356,6 @@ EXPORT_SYMBOL(b53_br_join);
 void b53_br_leave(struct dsa_switch *ds, int port, struct net_device *br)
 {
        struct b53_device *dev = ds->priv;
-       struct net_device *bridge = dev->ports[port].bridge_dev;
        struct b53_vlan *vl = &dev->vlans[0];
        s8 cpu_port = ds->dst->cpu_port;
        unsigned int i;
@@ -1367,7 +1365,7 @@ void b53_br_leave(struct dsa_switch *ds, int port, struct net_device *br)
 
        b53_for_each_port(dev, i) {
                /* Don't touch the remaining ports */
-               if (dev->ports[i].bridge_dev != bridge)
+               if (ds->ports[i].bridge_dev != br)
                        continue;
 
                b53_read16(dev, B53_PVLAN_PAGE, B53_PVLAN_PORT_MASK(i), &reg);
@@ -1382,7 +1380,6 @@ void b53_br_leave(struct dsa_switch *ds, int port, struct net_device *br)
 
        b53_write16(dev, B53_PVLAN_PAGE, B53_PVLAN_PORT_MASK(port), pvlan);
        dev->ports[port].vlan_ctl_mask = pvlan;
-       dev->ports[port].bridge_dev = NULL;
 
        if (is5325(dev) || is5365(dev))
                pvid = 1;

diff --git a/drivers/net/dsa/b53/b53_priv.h b/drivers/net/dsa/b53/b53_priv.h
index 5dafb70..9d87889 100644 (file)
--- a/drivers/net/dsa/b53/b53_priv.h
+++ b/drivers/net/dsa/b53/b53_priv.h
@@ -70,7 +70,6 @@ enum {
 
 struct b53_port {
        u16             vlan_ctl_mask;
-       struct net_device *bridge_dev;
 };
 
 struct b53_vlan {