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-rw-r--r--drivers/net/dsa/b53/b53_common.c34
-rw-r--r--drivers/net/dsa/b53/b53_priv.h1
-rw-r--r--drivers/net/dsa/mt7530.c20
-rw-r--r--drivers/net/dsa/mt7530.h1
4 files changed, 18 insertions, 38 deletions
diff --git a/drivers/net/dsa/b53/b53_common.c b/drivers/net/dsa/b53/b53_common.c
index 0852e5e08177..c8040ecf4425 100644
--- a/drivers/net/dsa/b53/b53_common.c
+++ b/drivers/net/dsa/b53/b53_common.c
@@ -428,7 +428,6 @@ static void b53_enable_vlan(struct b53_device *dev, bool enable,
b53_write8(dev, B53_CTRL_PAGE, B53_SWITCH_MODE, mgmt);
dev->vlan_enabled = enable;
- dev->vlan_filtering_enabled = enable_filtering;
}
static int b53_set_jumbo(struct b53_device *dev, bool enable, bool allow_10_100)
@@ -665,7 +664,7 @@ int b53_configure_vlan(struct dsa_switch *ds)
b53_do_vlan_op(dev, VTA_CMD_CLEAR);
}
- b53_enable_vlan(dev, false, dev->vlan_filtering_enabled);
+ b53_enable_vlan(dev, false, ds->vlan_filtering);
b53_for_each_port(dev, i)
b53_write16(dev, B53_VLAN_PAGE,
@@ -966,6 +965,13 @@ static int b53_setup(struct dsa_switch *ds)
b53_disable_port(ds, port);
}
+ /* Let DSA handle the case were multiple bridges span the same switch
+ * device and different VLAN awareness settings are requested, which
+ * would be breaking filtering semantics for any of the other bridge
+ * devices. (not hardware supported)
+ */
+ ds->vlan_filtering_is_global = true;
+
return ret;
}
@@ -1275,35 +1281,17 @@ EXPORT_SYMBOL(b53_phylink_mac_link_up);
int b53_vlan_filtering(struct dsa_switch *ds, int port, bool vlan_filtering)
{
struct b53_device *dev = ds->priv;
- struct net_device *bridge_dev;
- unsigned int i;
u16 pvid, new_pvid;
- /* Handle the case were multiple bridges span the same switch device
- * and one of them has a different setting than what is being requested
- * which would be breaking filtering semantics for any of the other
- * bridge devices.
- */
- b53_for_each_port(dev, i) {
- bridge_dev = dsa_to_port(ds, i)->bridge_dev;
- if (bridge_dev &&
- bridge_dev != dsa_to_port(ds, port)->bridge_dev &&
- br_vlan_enabled(bridge_dev) != vlan_filtering) {
- netdev_err(bridge_dev,
- "VLAN filtering is global to the switch!\n");
- return -EINVAL;
- }
- }
-
b53_read16(dev, B53_VLAN_PAGE, B53_VLAN_PORT_DEF_TAG(port), &pvid);
new_pvid = pvid;
- if (dev->vlan_filtering_enabled && !vlan_filtering) {
+ if (!vlan_filtering) {
/* Filtering is currently enabled, use the default PVID since
* the bridge does not expect tagging anymore
*/
dev->ports[port].pvid = pvid;
new_pvid = b53_default_pvid(dev);
- } else if (!dev->vlan_filtering_enabled && vlan_filtering) {
+ } else {
/* Filtering is currently disabled, restore the previous PVID */
new_pvid = dev->ports[port].pvid;
}
@@ -1329,7 +1317,7 @@ int b53_vlan_prepare(struct dsa_switch *ds, int port,
if (vlan->vid_end > dev->num_vlans)
return -ERANGE;
- b53_enable_vlan(dev, true, dev->vlan_filtering_enabled);
+ b53_enable_vlan(dev, true, ds->vlan_filtering);
return 0;
}
diff --git a/drivers/net/dsa/b53/b53_priv.h b/drivers/net/dsa/b53/b53_priv.h
index e3441dcf2d21..f25bc80c4ffc 100644
--- a/drivers/net/dsa/b53/b53_priv.h
+++ b/drivers/net/dsa/b53/b53_priv.h
@@ -139,7 +139,6 @@ struct b53_device {
unsigned int num_vlans;
struct b53_vlan *vlans;
bool vlan_enabled;
- bool vlan_filtering_enabled;
unsigned int num_ports;
struct b53_port *ports;
};
diff --git a/drivers/net/dsa/mt7530.c b/drivers/net/dsa/mt7530.c
index 7357b4fc0185..8d531c5f21f3 100644
--- a/drivers/net/dsa/mt7530.c
+++ b/drivers/net/dsa/mt7530.c
@@ -828,11 +828,9 @@ mt7530_port_set_vlan_unaware(struct dsa_switch *ds, int port)
mt7530_rmw(priv, MT7530_PVC_P(port), VLAN_ATTR_MASK,
VLAN_ATTR(MT7530_VLAN_TRANSPARENT));
- priv->ports[port].vlan_filtering = false;
-
for (i = 0; i < MT7530_NUM_PORTS; i++) {
if (dsa_is_user_port(ds, i) &&
- priv->ports[i].vlan_filtering) {
+ dsa_port_is_vlan_filtering(&ds->ports[i])) {
all_user_ports_removed = false;
break;
}
@@ -891,8 +889,8 @@ mt7530_port_bridge_leave(struct dsa_switch *ds, int port,
* And the other port's port matrix cannot be broken when the
* other port is still a VLAN-aware port.
*/
- if (!priv->ports[i].vlan_filtering &&
- dsa_is_user_port(ds, i) && i != port) {
+ if (dsa_is_user_port(ds, i) && i != port &&
+ !dsa_port_is_vlan_filtering(&ds->ports[i])) {
if (dsa_to_port(ds, i)->bridge_dev != bridge)
continue;
if (priv->ports[i].enable)
@@ -910,8 +908,6 @@ mt7530_port_bridge_leave(struct dsa_switch *ds, int port,
PCR_MATRIX(BIT(MT7530_CPU_PORT)));
priv->ports[port].pm = PCR_MATRIX(BIT(MT7530_CPU_PORT));
- mt7530_port_set_vlan_unaware(ds, port);
-
mutex_unlock(&priv->reg_mutex);
}
@@ -1013,10 +1009,6 @@ static int
mt7530_port_vlan_filtering(struct dsa_switch *ds, int port,
bool vlan_filtering)
{
- struct mt7530_priv *priv = ds->priv;
-
- priv->ports[port].vlan_filtering = vlan_filtering;
-
if (vlan_filtering) {
/* The port is being kept as VLAN-unaware port when bridge is
* set up with vlan_filtering not being set, Otherwise, the
@@ -1025,6 +1017,8 @@ mt7530_port_vlan_filtering(struct dsa_switch *ds, int port,
*/
mt7530_port_set_vlan_aware(ds, port);
mt7530_port_set_vlan_aware(ds, MT7530_CPU_PORT);
+ } else {
+ mt7530_port_set_vlan_unaware(ds, port);
}
return 0;
@@ -1139,7 +1133,7 @@ mt7530_port_vlan_add(struct dsa_switch *ds, int port,
/* The port is kept as VLAN-unaware if bridge with vlan_filtering not
* being set.
*/
- if (!priv->ports[port].vlan_filtering)
+ if (!dsa_port_is_vlan_filtering(&ds->ports[port]))
return;
mutex_lock(&priv->reg_mutex);
@@ -1170,7 +1164,7 @@ mt7530_port_vlan_del(struct dsa_switch *ds, int port,
/* The port is kept as VLAN-unaware if bridge with vlan_filtering not
* being set.
*/
- if (!priv->ports[port].vlan_filtering)
+ if (!dsa_port_is_vlan_filtering(&ds->ports[port]))
return 0;
mutex_lock(&priv->reg_mutex);
diff --git a/drivers/net/dsa/mt7530.h b/drivers/net/dsa/mt7530.h
index a95ed958df5b..1eec7bdc283a 100644
--- a/drivers/net/dsa/mt7530.h
+++ b/drivers/net/dsa/mt7530.h
@@ -410,7 +410,6 @@ struct mt7530_port {
bool enable;
u32 pm;
u16 pvid;
- bool vlan_filtering;
};
/* struct mt7530_priv - This is the main data structure for holding the state
generated by cgit v1.2.3 (git 2.39.1) at 2025-01-06 12:38:46 +0000