iwm_fw_valid_tx_ant
err = iwm_send_tx_ant_cfg(sc, iwm_fw_valid_tx_ant(sc));
uint8_t valid_tx_ant = iwm_fw_valid_tx_ant(sc);
uint8_t iwm_fw_valid_tx_ant(struct iwm_softc *);
err = iwm_send_tx_ant_cfg(sc, iwm_fw_valid_tx_ant(sc));
cmd->txchain_info = htole32(iwm_fw_valid_tx_ant(sc));
cmd.txchain_info = htole32(iwm_fw_valid_tx_ant(sc));
if (iwm_fw_valid_tx_ant(sc) & (1 << ind)) {
scan_config->tx_chains = htole32(iwm_fw_valid_tx_ant(sc));
(iwm_fw_valid_tx_ant(sc) & IWM_ANT_B))