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ath9k: Use proper start/stop routines for BTCOEX

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Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Sujith Manoharan 2012-02-22 12:40:27 +05:30 committed by John W. Linville
parent 5908120fdc
commit df198b172f
3 changed files with 34 additions and 19 deletions
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3
drivers/net/wireless/ath/ath9k/ath9k.h
View File

@ -456,7 +456,8 @@ struct ath_btcoex {
int ath9k_init_btcoex(struct ath_softc *sc);
void ath9k_deinit_btcoex(struct ath_softc *sc);
int ath_init_btcoex_timer(struct ath_softc *sc);
void ath9k_start_btcoex(struct ath_softc *sc);
void ath9k_stop_btcoex(struct ath_softc *sc);
void ath9k_btcoex_timer_resume(struct ath_softc *sc);
void ath9k_btcoex_timer_pause(struct ath_softc *sc);

31
drivers/net/wireless/ath/ath9k/gpio.c
View File

@ -245,7 +245,7 @@ static void ath_btcoex_no_stomp_timer(void *arg)
ath9k_ps_restore(sc);
}
int ath_init_btcoex_timer(struct ath_softc *sc)
static int ath_init_btcoex_timer(struct ath_softc *sc)
{
struct ath_btcoex *btcoex = &sc->btcoex;
@ -318,6 +318,35 @@ void ath9k_btcoex_timer_pause(struct ath_softc *sc)
btcoex->hw_timer_enabled = false;
}
void ath9k_start_btcoex(struct ath_softc *sc)
{
struct ath_hw *ah = sc->sc_ah;
if ((ath9k_hw_get_btcoex_scheme(ah) != ATH_BTCOEX_CFG_NONE) &&
!ah->btcoex_hw.enabled) {
if (!(sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_MCI))
ath9k_hw_btcoex_set_weight(ah, AR_BT_COEX_WGHT,
AR_STOMP_LOW_WLAN_WGHT);
ath9k_hw_btcoex_enable(ah);
if (ath9k_hw_get_btcoex_scheme(ah) == ATH_BTCOEX_CFG_3WIRE)
ath9k_btcoex_timer_resume(sc);
}
}
void ath9k_stop_btcoex(struct ath_softc *sc)
{
struct ath_hw *ah = sc->sc_ah;
if (ah->btcoex_hw.enabled &&
ath9k_hw_get_btcoex_scheme(ah) != ATH_BTCOEX_CFG_NONE) {
ath9k_hw_btcoex_disable(ah);
if (ath9k_hw_get_btcoex_scheme(ah) == ATH_BTCOEX_CFG_3WIRE)
ath9k_btcoex_timer_pause(sc);
ath_mci_flush_profile(&sc->btcoex.mci);
}
}
void ath9k_deinit_btcoex(struct ath_softc *sc)
{
if ((sc->btcoex.no_stomp_timer) &&

19
drivers/net/wireless/ath/ath9k/main.c
View File

@ -1075,16 +1075,7 @@ static int ath9k_start(struct ieee80211_hw *hw)
spin_unlock_bh(&sc->sc_pcu_lock);
if ((ath9k_hw_get_btcoex_scheme(ah) != ATH_BTCOEX_CFG_NONE) &&
!ah->btcoex_hw.enabled) {
if (!(sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_MCI))
ath9k_hw_btcoex_set_weight(ah, AR_BT_COEX_WGHT,
AR_STOMP_LOW_WLAN_WGHT);
ath9k_hw_btcoex_enable(ah);
if (ath9k_hw_get_btcoex_scheme(ah) == ATH_BTCOEX_CFG_3WIRE)
ath9k_btcoex_timer_resume(sc);
}
ath9k_start_btcoex(sc);
if (ah->caps.pcie_lcr_extsync_en && common->bus_ops->extn_synch_en)
common->bus_ops->extn_synch_en(common);
@ -1185,13 +1176,7 @@ static void ath9k_stop(struct ieee80211_hw *hw)
/* Ensure HW is awake when we try to shut it down. */
ath9k_ps_wakeup(sc);
if (ah->btcoex_hw.enabled &&
ath9k_hw_get_btcoex_scheme(ah) != ATH_BTCOEX_CFG_NONE) {
ath9k_hw_btcoex_disable(ah);
if (ath9k_hw_get_btcoex_scheme(ah) == ATH_BTCOEX_CFG_3WIRE)
ath9k_btcoex_timer_pause(sc);
ath_mci_flush_profile(&sc->btcoex.mci);
}
ath9k_stop_btcoex(sc);
spin_lock_bh(&sc->sc_pcu_lock);