diff options
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/btcoex.h | 7 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/hw.c | 12 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/main.c | 4 |
3 files changed, 20 insertions, 3 deletions
diff --git a/drivers/net/wireless/ath/ath9k/btcoex.h b/drivers/net/wireless/ath/ath9k/btcoex.h index c80492bac76..cdfa80d0eb4 100644 --- a/drivers/net/wireless/ath/ath9k/btcoex.h +++ b/drivers/net/wireless/ath/ath9k/btcoex.h @@ -20,7 +20,14 @@ #define ATH_WLANACTIVE_GPIO 5 #define ATH_BTACTIVE_GPIO 6 +enum ath_btcoex_scheme { + ATH_BTCOEX_CFG_NONE, + ATH_BTCOEX_CFG_2WIRE, + ATH_BTCOEX_CFG_3WIRE, +}; + struct ath_btcoex_info { + enum ath_btcoex_scheme btcoex_scheme; u8 wlanactive_gpio; u8 btactive_gpio; }; diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c index 3bb6abd7b2b..7b4bc8b74bb 100644 --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c @@ -3489,6 +3489,7 @@ void ath9k_hw_fill_cap_info(struct ath_hw *ah) { struct ath9k_hw_capabilities *pCap = &ah->caps; struct ath_regulatory *regulatory = ath9k_hw_regulatory(ah); + struct ath_btcoex_info *btcoex_info = &ah->ah_sc->btcoex_info; u16 capField = 0, eeval; @@ -3666,8 +3667,15 @@ void ath9k_hw_fill_cap_info(struct ath_hw *ah) if (AR_SREV_9280_10_OR_LATER(ah) && btcoex_enable) { pCap->hw_caps |= ATH9K_HW_CAP_BT_COEX; - ah->ah_sc->btcoex_info.btactive_gpio = ATH_BTACTIVE_GPIO; - ah->ah_sc->btcoex_info.wlanactive_gpio = ATH_WLANACTIVE_GPIO; + btcoex_info->btactive_gpio = ATH_BTACTIVE_GPIO; + btcoex_info->wlanactive_gpio = ATH_WLANACTIVE_GPIO; + + if (AR_SREV_9285(ah)) + btcoex_info->btcoex_scheme = ATH_BTCOEX_CFG_3WIRE; + else + btcoex_info->btcoex_scheme = ATH_BTCOEX_CFG_2WIRE; + } else { + btcoex_info->btcoex_scheme = ATH_BTCOEX_CFG_NONE; } } diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index 878d3be7c71..8a2f000274b 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -1509,7 +1509,8 @@ static int ath_init_softc(u16 devid, struct ath_softc *sc) ARRAY_SIZE(ath9k_5ghz_chantable); } - if (ah->caps.hw_caps & ATH9K_HW_CAP_BT_COEX) + if ((ah->caps.hw_caps & ATH9K_HW_CAP_BT_COEX) && + (sc->btcoex_info.btcoex_scheme == ATH_BTCOEX_CFG_2WIRE)) ath9k_hw_btcoex_init(ah); return 0; @@ -1993,6 +1994,7 @@ static int ath9k_start(struct ieee80211_hw *hw) ieee80211_queue_delayed_work(sc->hw, &sc->tx_complete_work, 0); if ((sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_BT_COEX) && + (sc->btcoex_info.btcoex_scheme == ATH_BTCOEX_CFG_2WIRE) && !(sc->sc_flags & SC_OP_BTCOEX_ENABLED)) ath9k_hw_btcoex_enable(sc->sc_ah); |