diff options
Diffstat (limited to 'drivers/net/dsa/ocelot/felix.c')
| -rw-r--r-- | drivers/net/dsa/ocelot/felix.c | 27 |
1 files changed, 23 insertions, 4 deletions
diff --git a/drivers/net/dsa/ocelot/felix.c b/drivers/net/dsa/ocelot/felix.c index f791860d495f..ada75fa15861 100644 --- a/drivers/net/dsa/ocelot/felix.c +++ b/drivers/net/dsa/ocelot/felix.c @@ -112,10 +112,32 @@ static void felix_bridge_leave(struct dsa_switch *ds, int port, ocelot_port_bridge_leave(ocelot, port, br); } -/* This callback needs to be present */ static int felix_vlan_prepare(struct dsa_switch *ds, int port, const struct switchdev_obj_port_vlan *vlan) { + struct ocelot *ocelot = ds->priv; + u16 vid, flags = vlan->flags; + int err; + + /* Ocelot switches copy frames as-is to the CPU, so the flags: + * egress-untagged or not, pvid or not, make no difference. This + * behavior is already better than what DSA just tries to approximate + * when it installs the VLAN with the same flags on the CPU port. + * Just accept any configuration, and don't let ocelot deny installing + * multiple native VLANs on the NPI port, because the switch doesn't + * look at the port tag settings towards the NPI interface anyway. + */ + if (port == ocelot->npi) + return 0; + + for (vid = vlan->vid_begin; vid <= vlan->vid_end; vid++) { + err = ocelot_vlan_prepare(ocelot, port, vid, + flags & BRIDGE_VLAN_INFO_PVID, + flags & BRIDGE_VLAN_INFO_UNTAGGED); + if (err) + return err; + } + return 0; } @@ -135,9 +157,6 @@ static void felix_vlan_add(struct dsa_switch *ds, int port, u16 vid; int err; - if (dsa_is_cpu_port(ds, port)) - flags &= ~BRIDGE_VLAN_INFO_UNTAGGED; - for (vid = vlan->vid_begin; vid <= vlan->vid_end; vid++) { err = ocelot_vlan_add(ocelot, port, vid, flags & BRIDGE_VLAN_INFO_PVID, |