diff options
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/main.c')
-rw-r--r-- | drivers/net/wireless/ath/ath9k/main.c | 70 |
1 files changed, 38 insertions, 32 deletions
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index 612e83678b2..63e1f183b47 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -16,6 +16,7 @@ #include <linux/nl80211.h> #include "ath9k.h" +#include "btcoex.h" static char *dev_info = "ath9k"; @@ -439,8 +440,10 @@ static void ath_start_ani(struct ath_softc *sc) */ void ath_update_chainmask(struct ath_softc *sc, int is_ht) { + struct ath_hw *ah = sc->sc_ah; + if ((sc->sc_flags & SC_OP_SCANNING) || is_ht || - (sc->btcoex_info.btcoex_scheme != ATH_BTCOEX_CFG_NONE)) { + (ah->btcoex_info.btcoex_scheme != ATH_BTCOEX_CFG_NONE)) { sc->tx_chainmask = sc->sc_ah->caps.tx_chainmask; sc->rx_chainmask = sc->sc_ah->caps.rx_chainmask; } else { @@ -448,7 +451,7 @@ void ath_update_chainmask(struct ath_softc *sc, int is_ht) sc->rx_chainmask = 1; } - DPRINTF(sc->sc_ah, ATH_DBG_CONFIG, "tx chmask: %d, rx chmask: %d\n", + DPRINTF(ah, ATH_DBG_CONFIG, "tx chmask: %d, rx chmask: %d\n", sc->tx_chainmask, sc->rx_chainmask); } @@ -478,6 +481,8 @@ static void ath_node_detach(struct ath_softc *sc, struct ieee80211_sta *sta) static void ath9k_tasklet(unsigned long data) { struct ath_softc *sc = (struct ath_softc *)data; + struct ath_hw *ah = sc->sc_ah; + u32 status = sc->intrstatus; ath9k_ps_wakeup(sc); @@ -502,16 +507,16 @@ static void ath9k_tasklet(unsigned long data) * TSF sync does not look correct; remain awake to sync with * the next Beacon. */ - DPRINTF(sc->sc_ah, ATH_DBG_PS, "TSFOOR - Sync with next Beacon\n"); + DPRINTF(ah, ATH_DBG_PS, "TSFOOR - Sync with next Beacon\n"); sc->sc_flags |= SC_OP_WAIT_FOR_BEACON | SC_OP_BEACON_SYNC; } - if (sc->btcoex_info.btcoex_scheme == ATH_BTCOEX_CFG_3WIRE) + if (ah->btcoex_info.btcoex_scheme == ATH_BTCOEX_CFG_3WIRE) if (status & ATH9K_INT_GENTIMER) ath_gen_timer_isr(sc->sc_ah); /* re-enable hardware interrupt */ - ath9k_hw_set_interrupts(sc->sc_ah, sc->imask); + ath9k_hw_set_interrupts(ah, sc->imask); ath9k_ps_restore(sc); } @@ -1281,12 +1286,12 @@ void ath_detach(struct ath_softc *sc) if (ATH_TXQ_SETUP(sc, i)) ath_tx_cleanupq(sc, &sc->tx.txq[i]); - if ((sc->btcoex_info.no_stomp_timer) && - sc->btcoex_info.btcoex_scheme == ATH_BTCOEX_CFG_3WIRE) - ath_gen_timer_free(ah, sc->btcoex_info.no_stomp_timer); + if ((ah->btcoex_info.no_stomp_timer) && + ah->btcoex_info.btcoex_scheme == ATH_BTCOEX_CFG_3WIRE) + ath_gen_timer_free(ah, ah->btcoex_info.no_stomp_timer); ath9k_hw_detach(ah); - ath9k_exit_debug(sc->sc_ah); + ath9k_exit_debug(ah); sc->sc_ah = NULL; } @@ -1516,7 +1521,7 @@ static int ath_init_softc(u16 devid, struct ath_softc *sc, u16 subsysid) ARRAY_SIZE(ath9k_5ghz_chantable); } - if (sc->btcoex_info.btcoex_scheme != ATH_BTCOEX_CFG_NONE) { + if (ah->btcoex_info.btcoex_scheme != ATH_BTCOEX_CFG_NONE) { r = ath9k_hw_btcoex_init(ah); if (r) goto bad2; @@ -1905,11 +1910,12 @@ static int ath9k_start(struct ieee80211_hw *hw) { struct ath_wiphy *aphy = hw->priv; struct ath_softc *sc = aphy->sc; + struct ath_hw *ah = sc->sc_ah; struct ieee80211_channel *curchan = hw->conf.channel; struct ath9k_channel *init_channel; int r; - DPRINTF(sc->sc_ah, ATH_DBG_CONFIG, "Starting driver with " + DPRINTF(ah, ATH_DBG_CONFIG, "Starting driver with " "initial channel: %d MHz\n", curchan->center_freq); mutex_lock(&sc->mutex); @@ -1942,7 +1948,7 @@ static int ath9k_start(struct ieee80211_hw *hw) init_channel = ath_get_curchannel(sc, hw); /* Reset SERDES registers */ - ath9k_hw_configpcipowersave(sc->sc_ah, 0, 0); + ath9k_hw_configpcipowersave(ah, 0, 0); /* * The basic interface to setting the hardware in a good @@ -1952,9 +1958,9 @@ static int ath9k_start(struct ieee80211_hw *hw) * and then setup of the interrupt mask. */ spin_lock_bh(&sc->sc_resetlock); - r = ath9k_hw_reset(sc->sc_ah, init_channel, false); + r = ath9k_hw_reset(ah, init_channel, false); if (r) { - DPRINTF(sc->sc_ah, ATH_DBG_FATAL, + DPRINTF(ah, ATH_DBG_FATAL, "Unable to reset hardware; reset status %d " "(freq %u MHz)\n", r, curchan->center_freq); @@ -1977,7 +1983,7 @@ static int ath9k_start(struct ieee80211_hw *hw) * here except setup the interrupt mask. */ if (ath_startrecv(sc) != 0) { - DPRINTF(sc->sc_ah, ATH_DBG_FATAL, "Unable to start recv logic\n"); + DPRINTF(ah, ATH_DBG_FATAL, "Unable to start recv logic\n"); r = -EIO; goto mutex_unlock; } @@ -1987,10 +1993,10 @@ static int ath9k_start(struct ieee80211_hw *hw) | ATH9K_INT_RXEOL | ATH9K_INT_RXORN | ATH9K_INT_FATAL | ATH9K_INT_GLOBAL; - if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_GTT) + if (ah->caps.hw_caps & ATH9K_HW_CAP_GTT) sc->imask |= ATH9K_INT_GTT; - if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_HT) + if (ah->caps.hw_caps & ATH9K_HW_CAP_HT) sc->imask |= ATH9K_INT_CST; ath_cache_conf_rate(sc, &hw->conf); @@ -1999,20 +2005,19 @@ static int ath9k_start(struct ieee80211_hw *hw) /* Disable BMISS interrupt when we're not associated */ sc->imask &= ~(ATH9K_INT_SWBA | ATH9K_INT_BMISS); - ath9k_hw_set_interrupts(sc->sc_ah, sc->imask); + ath9k_hw_set_interrupts(ah, sc->imask); ieee80211_wake_queues(hw); ieee80211_queue_delayed_work(sc->hw, &sc->tx_complete_work, 0); - if ((sc->btcoex_info.btcoex_scheme != ATH_BTCOEX_CFG_NONE) && + if ((ah->btcoex_info.btcoex_scheme != ATH_BTCOEX_CFG_NONE) && !(sc->sc_flags & SC_OP_BTCOEX_ENABLED)) { - ath_btcoex_set_weight(&sc->btcoex_info, AR_BT_COEX_WGHT, - AR_STOMP_LOW_WLAN_WGHT); - ath9k_hw_btcoex_enable(sc->sc_ah); + ath9k_hw_btcoex_init_weight(ah); + ath9k_hw_btcoex_enable(ah); ath_pcie_aspm_disable(sc); - if (sc->btcoex_info.btcoex_scheme == ATH_BTCOEX_CFG_3WIRE) + if (ah->btcoex_info.btcoex_scheme == ATH_BTCOEX_CFG_3WIRE) ath_btcoex_timer_resume(sc); } @@ -2125,6 +2130,7 @@ static void ath9k_stop(struct ieee80211_hw *hw) { struct ath_wiphy *aphy = hw->priv; struct ath_softc *sc = aphy->sc; + struct ath_hw *ah = sc->sc_ah; mutex_lock(&sc->mutex); @@ -2139,7 +2145,7 @@ static void ath9k_stop(struct ieee80211_hw *hw) } if (sc->sc_flags & SC_OP_INVALID) { - DPRINTF(sc->sc_ah, ATH_DBG_ANY, "Device not present\n"); + DPRINTF(ah, ATH_DBG_ANY, "Device not present\n"); mutex_unlock(&sc->mutex); return; } @@ -2150,32 +2156,32 @@ static void ath9k_stop(struct ieee80211_hw *hw) } if (sc->sc_flags & SC_OP_BTCOEX_ENABLED) { - ath9k_hw_btcoex_disable(sc->sc_ah); - if (sc->btcoex_info.btcoex_scheme == ATH_BTCOEX_CFG_3WIRE) + ath9k_hw_btcoex_disable(ah); + if (ah->btcoex_info.btcoex_scheme == ATH_BTCOEX_CFG_3WIRE) ath_btcoex_timer_pause(sc); } /* make sure h/w will not generate any interrupt * before setting the invalid flag. */ - ath9k_hw_set_interrupts(sc->sc_ah, 0); + ath9k_hw_set_interrupts(ah, 0); if (!(sc->sc_flags & SC_OP_INVALID)) { ath_drain_all_txq(sc, false); ath_stoprecv(sc); - ath9k_hw_phy_disable(sc->sc_ah); + ath9k_hw_phy_disable(ah); } else sc->rx.rxlink = NULL; /* disable HAL and put h/w to sleep */ - ath9k_hw_disable(sc->sc_ah); - ath9k_hw_configpcipowersave(sc->sc_ah, 1, 1); - ath9k_hw_setpower(sc->sc_ah, ATH9K_PM_FULL_SLEEP); + ath9k_hw_disable(ah); + ath9k_hw_configpcipowersave(ah, 1, 1); + ath9k_hw_setpower(ah, ATH9K_PM_FULL_SLEEP); sc->sc_flags |= SC_OP_INVALID; mutex_unlock(&sc->mutex); - DPRINTF(sc->sc_ah, ATH_DBG_CONFIG, "Driver halt\n"); + DPRINTF(ah, ATH_DBG_CONFIG, "Driver halt\n"); } static int ath9k_add_interface(struct ieee80211_hw *hw, |