WPI_FILTER_BSS
return (sc->rxon.filter & htole32(WPI_FILTER_BSS)) != 0;
sc->rxon.filter &= ~htole32(WPI_FILTER_BSS);
sc->rxon.filter &= ~htole32(WPI_FILTER_BSS);
sc->rxon.filter &= ~htole32(WPI_FILTER_BSS);
sc->rxon.filter |= htole32(WPI_FILTER_BSS);