diff options
author | Luis R. Rodriguez <lrodriguez@atheros.com> | 2009-09-09 01:18:09 -0700 |
---|---|---|
committer | John W. Linville <linville@tuxdriver.com> | 2009-10-07 16:39:20 -0400 |
commit | 2e20250a2ce1f4a7ba7c83ccb62d9b7b9b96c736 (patch) | |
tree | f359dee35712538c6640fd0d1a559419315bbc24 /drivers/net/wireless/ath/ath9k/btcoex.c | |
parent | 4d6b228d84ba992ee13c90312c1ed539191c94b1 (diff) | |
download | blackbird-op-linux-2e20250a2ce1f4a7ba7c83ccb62d9b7b9b96c736.tar.gz blackbird-op-linux-2e20250a2ce1f4a7ba7c83ccb62d9b7b9b96c736.zip |
ath9k: move btcoex core driver info to its own struct
There is some bluetooth coexistance data which is driver
specific, stuff that into its own structure.
Cc: Vasanthakumar Thiagarajan <vasanth@atheros.com>
Signed-off-by: Luis R. Rodriguez <lrodriguez@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/btcoex.c')
-rw-r--r-- | drivers/net/wireless/ath/ath9k/btcoex.c | 73 |
1 files changed, 38 insertions, 35 deletions
diff --git a/drivers/net/wireless/ath/ath9k/btcoex.c b/drivers/net/wireless/ath/ath9k/btcoex.c index e19a9c99fb20..e88a0a3f68f0 100644 --- a/drivers/net/wireless/ath/ath9k/btcoex.c +++ b/drivers/net/wireless/ath/ath9k/btcoex.c @@ -48,14 +48,14 @@ bool ath_btcoex_supported(u16 subsysid) */ static void ath_detect_bt_priority(struct ath_softc *sc) { - struct ath_btcoex_info *btinfo = &sc->btcoex_info; + struct ath_btcoex *btcoex = &sc->btcoex; - if (ath9k_hw_gpio_get(sc->sc_ah, btinfo->btpriority_gpio)) - btinfo->bt_priority_cnt++; + if (ath9k_hw_gpio_get(sc->sc_ah, sc->btcoex_info.btpriority_gpio)) + btcoex->bt_priority_cnt++; - if (time_after(jiffies, btinfo->bt_priority_time + + if (time_after(jiffies, btcoex->bt_priority_time + msecs_to_jiffies(ATH_BT_PRIORITY_TIME_THRESHOLD))) { - if (btinfo->bt_priority_cnt >= ATH_BT_CNT_THRESHOLD) { + if (btcoex->bt_priority_cnt >= ATH_BT_CNT_THRESHOLD) { DPRINTF(sc->sc_ah, ATH_DBG_BTCOEX, "BT priority traffic detected"); sc->sc_flags |= SC_OP_BT_PRIORITY_DETECTED; @@ -63,8 +63,8 @@ static void ath_detect_bt_priority(struct ath_softc *sc) sc->sc_flags &= ~SC_OP_BT_PRIORITY_DETECTED; } - btinfo->bt_priority_cnt = 0; - btinfo->bt_priority_time = jiffies; + btcoex->bt_priority_cnt = 0; + btcoex->bt_priority_time = jiffies; } } @@ -106,29 +106,30 @@ static void ath_btcoex_bt_stomp(struct ath_softc *sc, static void ath_btcoex_period_timer(unsigned long data) { struct ath_softc *sc = (struct ath_softc *) data; + struct ath_btcoex *btcoex = &sc->btcoex; struct ath_btcoex_info *btinfo = &sc->btcoex_info; ath_detect_bt_priority(sc); - spin_lock_bh(&btinfo->btcoex_lock); + spin_lock_bh(&btcoex->btcoex_lock); ath_btcoex_bt_stomp(sc, btinfo, btinfo->bt_stomp_type); - spin_unlock_bh(&btinfo->btcoex_lock); + spin_unlock_bh(&btcoex->btcoex_lock); - if (btinfo->btcoex_period != btinfo->btcoex_no_stomp) { - if (btinfo->hw_timer_enabled) + if (btcoex->btcoex_period != btcoex->btcoex_no_stomp) { + if (btcoex->hw_timer_enabled) ath_gen_timer_stop(sc->sc_ah, btinfo->no_stomp_timer); ath_gen_timer_start(sc->sc_ah, btinfo->no_stomp_timer, (ath9k_hw_gettsf32(sc->sc_ah) + - btinfo->btcoex_no_stomp), - btinfo->btcoex_no_stomp * 10); - btinfo->hw_timer_enabled = true; + btcoex->btcoex_no_stomp), + btcoex->btcoex_no_stomp * 10); + btcoex->hw_timer_enabled = true; } - mod_timer(&btinfo->period_timer, jiffies + + mod_timer(&btcoex->period_timer, jiffies + msecs_to_jiffies(ATH_BTCOEX_DEF_BT_PERIOD)); } @@ -140,23 +141,25 @@ static void ath_btcoex_period_timer(unsigned long data) static void ath_btcoex_no_stomp_timer(void *arg) { struct ath_softc *sc = (struct ath_softc *)arg; + struct ath_btcoex *btcoex = &sc->btcoex; struct ath_btcoex_info *btinfo = &sc->btcoex_info; DPRINTF(sc->sc_ah, ATH_DBG_BTCOEX, "no stomp timer running \n"); - spin_lock_bh(&btinfo->btcoex_lock); + spin_lock_bh(&btcoex->btcoex_lock); if (btinfo->bt_stomp_type == ATH_BTCOEX_STOMP_LOW) ath_btcoex_bt_stomp(sc, btinfo, ATH_BTCOEX_STOMP_NONE); else if (btinfo->bt_stomp_type == ATH_BTCOEX_STOMP_ALL) ath_btcoex_bt_stomp(sc, btinfo, ATH_BTCOEX_STOMP_LOW); - spin_unlock_bh(&btinfo->btcoex_lock); + spin_unlock_bh(&btcoex->btcoex_lock); } static int ath_init_btcoex_info(struct ath_hw *hw, struct ath_btcoex_info *btcoex_info) { + struct ath_btcoex *btcoex = &hw->ah_sc->btcoex; u32 i; int qnum; @@ -181,15 +184,15 @@ static int ath_init_btcoex_info(struct ath_hw *hw, btcoex_info->bt_stomp_type = ATH_BTCOEX_STOMP_LOW; - btcoex_info->btcoex_period = ATH_BTCOEX_DEF_BT_PERIOD * 1000; + btcoex->btcoex_period = ATH_BTCOEX_DEF_BT_PERIOD * 1000; - btcoex_info->btcoex_no_stomp = (100 - ATH_BTCOEX_DEF_DUTY_CYCLE) * - btcoex_info->btcoex_period / 100; + btcoex->btcoex_no_stomp = (100 - ATH_BTCOEX_DEF_DUTY_CYCLE) * + btcoex->btcoex_period / 100; for (i = 0; i < 32; i++) hw->hw_gen_timers.gen_timer_index[(debruijn32 << i) >> 27] = i; - setup_timer(&btcoex_info->period_timer, ath_btcoex_period_timer, + setup_timer(&btcoex->period_timer, ath_btcoex_period_timer, (unsigned long) hw->ah_sc); btcoex_info->no_stomp_timer = ath_gen_timer_alloc(hw, @@ -200,7 +203,7 @@ static int ath_init_btcoex_info(struct ath_hw *hw, if (btcoex_info->no_stomp_timer == NULL) return -ENOMEM; - spin_lock_init(&btcoex_info->btcoex_lock); + spin_lock_init(&btcoex->btcoex_lock); return 0; } @@ -307,34 +310,34 @@ void ath9k_hw_btcoex_disable(struct ath_hw *ah) /* * Pause btcoex timer and bt duty cycle timer */ -void ath_btcoex_timer_pause(struct ath_softc *sc, - struct ath_btcoex_info *btinfo) +void ath_btcoex_timer_pause(struct ath_softc *sc) { + struct ath_btcoex *btcoex = &sc->btcoex; - del_timer_sync(&btinfo->period_timer); + del_timer_sync(&btcoex->period_timer); - if (btinfo->hw_timer_enabled) - ath_gen_timer_stop(sc->sc_ah, btinfo->no_stomp_timer); + if (btcoex->hw_timer_enabled) + ath_gen_timer_stop(sc->sc_ah, sc->btcoex_info.no_stomp_timer); - btinfo->hw_timer_enabled = false; + btcoex->hw_timer_enabled = false; } /* * (Re)start btcoex timers */ -void ath_btcoex_timer_resume(struct ath_softc *sc, - struct ath_btcoex_info *btinfo) +void ath_btcoex_timer_resume(struct ath_softc *sc) { + struct ath_btcoex *btcoex = &sc->btcoex; DPRINTF(sc->sc_ah, ATH_DBG_BTCOEX, "Starting btcoex timers"); /* make sure duty cycle timer is also stopped when resuming */ - if (btinfo->hw_timer_enabled) - ath_gen_timer_stop(sc->sc_ah, btinfo->no_stomp_timer); + if (btcoex->hw_timer_enabled) + ath_gen_timer_stop(sc->sc_ah, sc->btcoex_info.no_stomp_timer); - btinfo->bt_priority_cnt = 0; - btinfo->bt_priority_time = jiffies; + btcoex->bt_priority_cnt = 0; + btcoex->bt_priority_time = jiffies; sc->sc_flags &= ~SC_OP_BT_PRIORITY_DETECTED; - mod_timer(&btinfo->period_timer, jiffies); + mod_timer(&btcoex->period_timer, jiffies); } |