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path: root/drivers/net/wireless/ath/ath9k/gpio.c
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Diffstat (limited to 'drivers/net/wireless/ath/ath9k/gpio.c')
-rw-r--r--drivers/net/wireless/ath/ath9k/gpio.c51
1 files changed, 51 insertions, 0 deletions
diff --git a/drivers/net/wireless/ath/ath9k/gpio.c b/drivers/net/wireless/ath/ath9k/gpio.c
index 597c84e31adb..ef23624518b5 100644
--- a/drivers/net/wireless/ath/ath9k/gpio.c
+++ b/drivers/net/wireless/ath/ath9k/gpio.c
@@ -317,3 +317,54 @@ void ath9k_btcoex_timer_pause(struct ath_softc *sc)
btcoex->hw_timer_enabled = false;
}
+
+void ath9k_deinit_btcoex(struct ath_softc *sc)
+{
+ if ((sc->btcoex.no_stomp_timer) &&
+ ath9k_hw_get_btcoex_scheme(sc->sc_ah) == ATH_BTCOEX_CFG_3WIRE)
+ ath_gen_timer_free(sc->sc_ah, sc->btcoex.no_stomp_timer);
+
+ if (ath9k_hw_get_btcoex_scheme(sc->sc_ah) == ATH_BTCOEX_CFG_MCI)
+ ath_mci_cleanup(sc);
+}
+
+int ath9k_init_btcoex(struct ath_softc *sc)
+{
+ struct ath_txq *txq;
+ struct ath_hw *ah = sc->sc_ah;
+ int r;
+
+ switch (ath9k_hw_get_btcoex_scheme(sc->sc_ah)) {
+ 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;
+ txq = sc->tx.txq_map[WME_AC_BE];
+ ath9k_hw_init_btcoex_hw(sc->sc_ah, txq->axq_qnum);
+ sc->btcoex.bt_stomp_type = ATH_BTCOEX_STOMP_LOW;
+ break;
+ case ATH_BTCOEX_CFG_MCI:
+ sc->btcoex.bt_stomp_type = ATH_BTCOEX_STOMP_LOW;
+ sc->btcoex.duty_cycle = ATH_BTCOEX_DEF_DUTY_CYCLE;
+ INIT_LIST_HEAD(&sc->btcoex.mci.info);
+
+ r = ath_mci_setup(sc);
+ if (r)
+ return r;
+
+ ath9k_hw_btcoex_init_mci(ah);
+
+ break;
+ default:
+ WARN_ON(1);
+ break;
+ }
+
+ return 0;
+}
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