static int ath9k_init_btcoex(struct ath_softc *sc) { int r, qnum; switch (sc->sc_ah->btcoex_hw.scheme) { case ATH_BTCOEX_CFG_NONE: break; case ATH_BTCOEX_CFG_2WIRE: ath9k_hw_btcoex_init_2wire(sc->sc_ah); break; case ATH_BTCOEX_CFG_3WIRE: ath9k_hw_btcoex_init_3wire(sc->sc_ah); r = ath_init_btcoex_timer(sc); if (r) return -1; qnum = ath_tx_get_qnum(sc, ATH9K_TX_QUEUE_DATA, ATH9K_WME_AC_BE); ath9k_hw_init_btcoex_hw(sc->sc_ah, qnum); sc->btcoex.bt_stomp_type = ATH_BTCOEX_STOMP_LOW; break; default: WARN_ON(1); break; } return 0; }
int ath_beaconq_config(struct ath_softc *sc) { struct ath_hw *ah = sc->sc_ah; struct ath_common *common = ath9k_hw_common(ah); struct ath9k_tx_queue_info qi, qi_be; int qnum; ath9k_hw_get_txq_props(ah, sc->beacon.beaconq, &qi); if (sc->sc_ah->opmode == NL80211_IFTYPE_AP) { /* Always burst out beacon and CAB traffic. */ qi.tqi_aifs = 1; qi.tqi_cwmin = 0; qi.tqi_cwmax = 0; } else { /* Adhoc mode; important thing is to use 2x cwmin. */ qnum = ath_tx_get_qnum(sc, ATH9K_TX_QUEUE_DATA, ATH9K_WME_AC_BE); ath9k_hw_get_txq_props(ah, qnum, &qi_be); qi.tqi_aifs = qi_be.tqi_aifs; qi.tqi_cwmin = 4*qi_be.tqi_cwmin; qi.tqi_cwmax = qi_be.tqi_cwmax; } if (!ath9k_hw_set_txq_props(ah, sc->beacon.beaconq, &qi)) { ath_print(common, ATH_DBG_FATAL, "Unable to update h/w beacon queue parameters\n"); return 0; } else { ath9k_hw_resettxqueue(ah, sc->beacon.beaconq); return 1; } }