phylink_warn(pl, "fixed link specifies half duplex for %dMbps link?\n",
                             pl->link_config.speed);
 
-       bitmap_fill(pl->supported, __ETHTOOL_LINK_MODE_MASK_NBITS);
+       linkmode_fill(pl->supported);
        linkmode_copy(pl->link_config.advertising, pl->supported);
        phylink_validate(pl, pl->supported, &pl->link_config);
 
        __set_bit(PHYLINK_DISABLE_STOPPED, &pl->phylink_disable_state);
        timer_setup(&pl->link_poll, phylink_fixed_poll, 0);
 
-       bitmap_fill(pl->supported, __ETHTOOL_LINK_MODE_MASK_NBITS);
+       linkmode_fill(pl->supported);
        linkmode_copy(pl->link_config.advertising, pl->supported);
        phylink_validate(pl, pl->supported, &pl->link_config);