diff options
Diffstat (limited to 'drivers/net/dsa/b53/b53_common.c')
| -rw-r--r-- | drivers/net/dsa/b53/b53_common.c | 27 |
1 files changed, 19 insertions, 8 deletions
diff --git a/drivers/net/dsa/b53/b53_common.c b/drivers/net/dsa/b53/b53_common.c index 6e199454e41d..b23e3488695b 100644 --- a/drivers/net/dsa/b53/b53_common.c +++ b/drivers/net/dsa/b53/b53_common.c @@ -728,6 +728,13 @@ static u16 b53_default_pvid(struct b53_device *dev) return 0; } +static bool b53_vlan_port_needs_forced_tagged(struct dsa_switch *ds, int port) +{ + struct b53_device *dev = ds->priv; + + return dev->tag_protocol == DSA_TAG_PROTO_NONE && dsa_is_cpu_port(ds, port); +} + int b53_configure_vlan(struct dsa_switch *ds) { struct b53_device *dev = ds->priv; @@ -748,9 +755,20 @@ int b53_configure_vlan(struct dsa_switch *ds) b53_enable_vlan(dev, -1, dev->vlan_enabled, ds->vlan_filtering); - b53_for_each_port(dev, i) + /* Create an untagged VLAN entry for the default PVID in case + * CONFIG_VLAN_8021Q is disabled and there are no calls to + * dsa_slave_vlan_rx_add_vid() to create the default VLAN + * entry. Do this only when the tagging protocol is not + * DSA_TAG_PROTO_NONE + */ + b53_for_each_port(dev, i) { + v = &dev->vlans[def_vid]; + v->members |= BIT(i); + if (!b53_vlan_port_needs_forced_tagged(ds, i)) + v->untag = v->members; b53_write16(dev, B53_VLAN_PAGE, B53_VLAN_PORT_DEF_TAG(i), def_vid); + } /* Upon initial call we have not set-up any VLANs, but upon * system resume, we need to restore all VLAN entries. @@ -1460,13 +1478,6 @@ static int b53_vlan_prepare(struct dsa_switch *ds, int port, return 0; } -static bool b53_vlan_port_needs_forced_tagged(struct dsa_switch *ds, int port) -{ - struct b53_device *dev = ds->priv; - - return dev->tag_protocol == DSA_TAG_PROTO_NONE && dsa_is_cpu_port(ds, port); -} - int b53_vlan_add(struct dsa_switch *ds, int port, const struct switchdev_obj_port_vlan *vlan, struct netlink_ext_ack *extack) |