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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.c28
1 files changed, 19 insertions, 9 deletions
diff --git a/drivers/net/wireless/ath/ath9k/gpio.c b/drivers/net/wireless/ath/ath9k/gpio.c
index 655576c8fda..597c84e31ad 100644
--- a/drivers/net/wireless/ath/ath9k/gpio.c
+++ b/drivers/net/wireless/ath/ath9k/gpio.c
@@ -130,12 +130,12 @@ static void ath_detect_bt_priority(struct ath_softc *sc)
sc->sc_flags &= ~(SC_OP_BT_PRIORITY_DETECTED | SC_OP_BT_SCAN);
/* Detect if colocated bt started scanning */
if (btcoex->bt_priority_cnt >= ATH_BT_CNT_SCAN_THRESHOLD) {
- ath_dbg(ath9k_hw_common(sc->sc_ah), ATH_DBG_BTCOEX,
+ ath_dbg(ath9k_hw_common(sc->sc_ah), BTCOEX,
"BT scan detected\n");
sc->sc_flags |= (SC_OP_BT_SCAN |
SC_OP_BT_PRIORITY_DETECTED);
} else if (btcoex->bt_priority_cnt >= ATH_BT_CNT_THRESHOLD) {
- ath_dbg(ath9k_hw_common(sc->sc_ah), ATH_DBG_BTCOEX,
+ ath_dbg(ath9k_hw_common(sc->sc_ah), BTCOEX,
"BT priority traffic detected\n");
sc->sc_flags |= SC_OP_BT_PRIORITY_DETECTED;
}
@@ -189,8 +189,8 @@ static void ath_btcoex_period_timer(unsigned long data)
bool is_btscan;
ath9k_ps_wakeup(sc);
- ath_detect_bt_priority(sc);
-
+ if (!(ah->caps.hw_caps & ATH9K_HW_CAP_MCI))
+ ath_detect_bt_priority(sc);
is_btscan = sc->sc_flags & SC_OP_BT_SCAN;
spin_lock_bh(&btcoex->btcoex_lock);
@@ -198,6 +198,7 @@ static void ath_btcoex_period_timer(unsigned long data)
ath9k_hw_btcoex_bt_stomp(ah, is_btscan ? ATH_BTCOEX_STOMP_ALL :
btcoex->bt_stomp_type);
+ ath9k_hw_btcoex_enable(ah);
spin_unlock_bh(&btcoex->btcoex_lock);
if (btcoex->btcoex_period != btcoex->btcoex_no_stomp) {
@@ -212,8 +213,9 @@ static void ath_btcoex_period_timer(unsigned long data)
}
ath9k_ps_restore(sc);
+ timer_period = btcoex->btcoex_period / 1000;
mod_timer(&btcoex->period_timer, jiffies +
- msecs_to_jiffies(ATH_BTCOEX_DEF_BT_PERIOD));
+ msecs_to_jiffies(timer_period));
}
/*
@@ -228,8 +230,7 @@ static void ath_btcoex_no_stomp_timer(void *arg)
struct ath_common *common = ath9k_hw_common(ah);
bool is_btscan = sc->sc_flags & SC_OP_BT_SCAN;
- ath_dbg(common, ATH_DBG_BTCOEX,
- "no stomp timer running\n");
+ ath_dbg(common, BTCOEX, "no stomp timer running\n");
ath9k_ps_wakeup(sc);
spin_lock_bh(&btcoex->btcoex_lock);
@@ -239,6 +240,7 @@ static void ath_btcoex_no_stomp_timer(void *arg)
else if (btcoex->bt_stomp_type == ATH_BTCOEX_STOMP_ALL)
ath9k_hw_btcoex_bt_stomp(ah, ATH_BTCOEX_STOMP_LOW);
+ ath9k_hw_btcoex_enable(ah);
spin_unlock_bh(&btcoex->btcoex_lock);
ath9k_ps_restore(sc);
}
@@ -247,6 +249,9 @@ int ath_init_btcoex_timer(struct ath_softc *sc)
{
struct ath_btcoex *btcoex = &sc->btcoex;
+ if (ath9k_hw_get_btcoex_scheme(sc->sc_ah) == ATH_BTCOEX_CFG_NONE)
+ return 0;
+
btcoex->btcoex_period = ATH_BTCOEX_DEF_BT_PERIOD * 1000;
btcoex->btcoex_no_stomp = (100 - ATH_BTCOEX_DEF_DUTY_CYCLE) *
btcoex->btcoex_period / 100;
@@ -277,8 +282,10 @@ void ath9k_btcoex_timer_resume(struct ath_softc *sc)
struct ath_btcoex *btcoex = &sc->btcoex;
struct ath_hw *ah = sc->sc_ah;
- ath_dbg(ath9k_hw_common(ah), ATH_DBG_BTCOEX,
- "Starting btcoex timers\n");
+ ath_dbg(ath9k_hw_common(ah), BTCOEX, "Starting btcoex timers\n");
+
+ if (ath9k_hw_get_btcoex_scheme(ah) == ATH_BTCOEX_CFG_NONE)
+ return;
/* make sure duty cycle timer is also stopped when resuming */
if (btcoex->hw_timer_enabled)
@@ -300,6 +307,9 @@ void ath9k_btcoex_timer_pause(struct ath_softc *sc)
struct ath_btcoex *btcoex = &sc->btcoex;
struct ath_hw *ah = sc->sc_ah;
+ if (ath9k_hw_get_btcoex_scheme(ah) == ATH_BTCOEX_CFG_NONE)
+ return;
+
del_timer_sync(&btcoex->period_timer);
if (btcoex->hw_timer_enabled)