/*
* Set the switch VLAN mode.
*/
static int
ip175c_set_vlan_mode(struct ip17x_softc *sc, uint32_t mode)
{
switch (mode) {
case ETHERSWITCH_VLAN_DOT1Q:
/* Enable VLAN tag processing. */
ip17x_updatephy(sc->sc_dev, 30, 9, 0x80, 0x80);
sc->vlan_mode = mode;
break;
case ETHERSWITCH_VLAN_PORT:
default:
/* Disable VLAN tag processing. */
ip17x_updatephy(sc->sc_dev, 30, 9, 0x80, 0);
sc->vlan_mode = ETHERSWITCH_VLAN_PORT;
break;
}
/* Reset vlans. */
ip17x_reset_vlans(sc, sc->vlan_mode);
/* Update switch configuration. */
ip175c_hw_setup(sc);
return (0);
}
/*
* Set the switch VLAN mode.
*/
static int
ip175d_set_vlan_mode(struct ip17x_softc *sc, uint32_t mode)
{
switch (mode) {
case ETHERSWITCH_VLAN_DOT1Q:
/*
* VLAN classification rules: tag-based VLANs,
* use VID to classify, drop packets that cannot
* be classified.
*/
ip17x_updatephy(sc->sc_dev, 22, 0, 0x3fff, 0x003f);
sc->vlan_mode = mode;
break;
case ETHERSWITCH_VLAN_PORT:
sc->vlan_mode = mode;
/* fallthrough */
default:
/*
* VLAN classification rules: everything off &
* clear table.
*/
ip17x_updatephy(sc->sc_dev, 22, 0, 0xbfff, 0x8000);
sc->vlan_mode = 0;
break;
};
if (sc->vlan_mode != 0) {
/*
* Ingress rules: CFI=1 dropped, null VID is untagged, VID=1 passed,
* VID=0xfff discarded, admin both tagged and untagged, ingress
* filters enabled.
*/
ip17x_updatephy(sc->sc_dev, 22, 1, 0x0fff, 0x0c3f);
/* Egress rules: IGMP processing off, keep VLAN header off. */
ip17x_updatephy(sc->sc_dev, 22, 2, 0x0fff, 0x0000);
} else {
ip17x_updatephy(sc->sc_dev, 22, 1, 0x0fff, 0x043f);
ip17x_updatephy(sc->sc_dev, 22, 2, 0x0fff, 0x0020);
}
/* Reset vlans. */
ip17x_reset_vlans(sc, sc->vlan_mode);
/* Update switch configuration. */
ip175d_hw_setup(sc);
return (0);
}
