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-rw-r--r--package/mac80211/patches/581-ath9k_use_reset_work.patch253
-rw-r--r--package/mac80211/patches/582-ath9k_merge_reset_functions.patch (renamed from package/mac80211/patches/581-ath9k_merge_reset_functions.patch)146
-rw-r--r--package/mac80211/patches/583-ath9k_antenna_control.patch (renamed from package/mac80211/patches/582-ath9k_antenna_control.patch)10
3 files changed, 370 insertions, 39 deletions
diff --git a/package/mac80211/patches/581-ath9k_use_reset_work.patch b/package/mac80211/patches/581-ath9k_use_reset_work.patch
new file mode 100644
index 0000000000..db8d85aeeb
--- /dev/null
+++ b/package/mac80211/patches/581-ath9k_use_reset_work.patch
@@ -0,0 +1,253 @@
+--- a/drivers/net/wireless/ath/ath9k/ath9k.h
++++ b/drivers/net/wireless/ath/ath9k/ath9k.h
+@@ -429,6 +429,7 @@ void ath9k_set_beaconing_status(struct a
+
+ #define ATH_PAPRD_TIMEOUT 100 /* msecs */
+
++void ath_reset_work(struct work_struct *work);
+ void ath_hw_check(struct work_struct *work);
+ void ath_hw_pll_work(struct work_struct *work);
+ void ath_paprd_calibrate(struct work_struct *work);
+@@ -609,6 +610,7 @@ struct ath_softc {
+ struct mutex mutex;
+ struct work_struct paprd_work;
+ struct work_struct hw_check_work;
++ struct work_struct hw_reset_work;
+ struct completion paprd_complete;
+
+ unsigned int hw_busy_count;
+@@ -655,7 +657,6 @@ struct ath_softc {
+ };
+
+ void ath9k_tasklet(unsigned long data);
+-int ath_reset(struct ath_softc *sc, bool retry_tx);
+ int ath_cabq_update(struct ath_softc *);
+
+ static inline void ath_read_cachesize(struct ath_common *common, int *csz)
+--- a/drivers/net/wireless/ath/ath9k/init.c
++++ b/drivers/net/wireless/ath/ath9k/init.c
+@@ -776,6 +776,7 @@ int ath9k_init_device(u16 devid, struct
+ goto error_world;
+ }
+
++ INIT_WORK(&sc->hw_reset_work, ath_reset_work);
+ INIT_WORK(&sc->hw_check_work, ath_hw_check);
+ INIT_WORK(&sc->paprd_work, ath_paprd_calibrate);
+ INIT_DELAYED_WORK(&sc->hw_pll_work, ath_hw_pll_work);
+--- a/drivers/net/wireless/ath/ath9k/main.c
++++ b/drivers/net/wireless/ath/ath9k/main.c
+@@ -595,74 +595,6 @@ static void ath_node_detach(struct ath_s
+ ath_tx_node_cleanup(sc, an);
+ }
+
+-void ath_hw_check(struct work_struct *work)
+-{
+- struct ath_softc *sc = container_of(work, struct ath_softc, hw_check_work);
+- struct ath_common *common = ath9k_hw_common(sc->sc_ah);
+- unsigned long flags;
+- int busy;
+-
+- ath9k_ps_wakeup(sc);
+- if (ath9k_hw_check_alive(sc->sc_ah))
+- goto out;
+-
+- spin_lock_irqsave(&common->cc_lock, flags);
+- busy = ath_update_survey_stats(sc);
+- spin_unlock_irqrestore(&common->cc_lock, flags);
+-
+- ath_dbg(common, ATH_DBG_RESET, "Possible baseband hang, "
+- "busy=%d (try %d)\n", busy, sc->hw_busy_count + 1);
+- if (busy >= 99) {
+- if (++sc->hw_busy_count >= 3) {
+- spin_lock_bh(&sc->sc_pcu_lock);
+- ath_reset(sc, true);
+- spin_unlock_bh(&sc->sc_pcu_lock);
+- }
+- } else if (busy >= 0)
+- sc->hw_busy_count = 0;
+-
+-out:
+- ath9k_ps_restore(sc);
+-}
+-
+-static void ath_hw_pll_rx_hang_check(struct ath_softc *sc, u32 pll_sqsum)
+-{
+- static int count;
+- struct ath_common *common = ath9k_hw_common(sc->sc_ah);
+-
+- if (pll_sqsum >= 0x40000) {
+- count++;
+- if (count == 3) {
+- /* Rx is hung for more than 500ms. Reset it */
+- ath_dbg(common, ATH_DBG_RESET,
+- "Possible RX hang, resetting");
+- spin_lock_bh(&sc->sc_pcu_lock);
+- ath_reset(sc, true);
+- spin_unlock_bh(&sc->sc_pcu_lock);
+- count = 0;
+- }
+- } else
+- count = 0;
+-}
+-
+-void ath_hw_pll_work(struct work_struct *work)
+-{
+- struct ath_softc *sc = container_of(work, struct ath_softc,
+- hw_pll_work.work);
+- u32 pll_sqsum;
+-
+- if (AR_SREV_9485(sc->sc_ah)) {
+-
+- ath9k_ps_wakeup(sc);
+- pll_sqsum = ar9003_get_pll_sqsum_dvc(sc->sc_ah);
+- ath9k_ps_restore(sc);
+-
+- ath_hw_pll_rx_hang_check(sc, pll_sqsum);
+-
+- ieee80211_queue_delayed_work(sc->hw, &sc->hw_pll_work, HZ/5);
+- }
+-}
+-
+
+ void ath9k_tasklet(unsigned long data)
+ {
+@@ -675,9 +607,7 @@ void ath9k_tasklet(unsigned long data)
+
+ if ((status & ATH9K_INT_FATAL) ||
+ (status & ATH9K_INT_BB_WATCHDOG)) {
+- spin_lock(&sc->sc_pcu_lock);
+- ath_reset(sc, true);
+- spin_unlock(&sc->sc_pcu_lock);
++ ieee80211_queue_work(sc->hw, &sc->hw_reset_work);
+ return;
+ }
+
+@@ -968,7 +898,7 @@ void ath_radio_disable(struct ath_softc
+ ath9k_ps_restore(sc);
+ }
+
+-int ath_reset(struct ath_softc *sc, bool retry_tx)
++static int ath_reset(struct ath_softc *sc, bool retry_tx)
+ {
+ struct ath_hw *ah = sc->sc_ah;
+ struct ath_common *common = ath9k_hw_common(ah);
+@@ -1035,6 +965,84 @@ int ath_reset(struct ath_softc *sc, bool
+ return r;
+ }
+
++void ath_reset_work(struct work_struct *work)
++{
++ struct ath_softc *sc = container_of(work, struct ath_softc, hw_check_work);
++
++ spin_lock_bh(&sc->sc_pcu_lock);
++ ath_reset(sc, true);
++ spin_unlock_bh(&sc->sc_pcu_lock);
++}
++
++void ath_hw_check(struct work_struct *work)
++{
++ struct ath_softc *sc = container_of(work, struct ath_softc, hw_check_work);
++ struct ath_common *common = ath9k_hw_common(sc->sc_ah);
++ unsigned long flags;
++ int busy;
++
++ ath9k_ps_wakeup(sc);
++ if (ath9k_hw_check_alive(sc->sc_ah))
++ goto out;
++
++ spin_lock_irqsave(&common->cc_lock, flags);
++ busy = ath_update_survey_stats(sc);
++ spin_unlock_irqrestore(&common->cc_lock, flags);
++
++ ath_dbg(common, ATH_DBG_RESET, "Possible baseband hang, "
++ "busy=%d (try %d)\n", busy, sc->hw_busy_count + 1);
++ if (busy >= 99) {
++ if (++sc->hw_busy_count >= 3) {
++ spin_lock_bh(&sc->sc_pcu_lock);
++ ath_reset(sc, true);
++ spin_unlock_bh(&sc->sc_pcu_lock);
++ }
++
++ } else if (busy >= 0)
++ sc->hw_busy_count = 0;
++
++out:
++ ath9k_ps_restore(sc);
++}
++
++static void ath_hw_pll_rx_hang_check(struct ath_softc *sc, u32 pll_sqsum)
++{
++ static int count;
++ struct ath_common *common = ath9k_hw_common(sc->sc_ah);
++
++ if (pll_sqsum >= 0x40000) {
++ count++;
++ if (count == 3) {
++ /* Rx is hung for more than 500ms. Reset it */
++ ath_dbg(common, ATH_DBG_RESET,
++ "Possible RX hang, resetting");
++ spin_lock_bh(&sc->sc_pcu_lock);
++ ath_reset(sc, true);
++ spin_unlock_bh(&sc->sc_pcu_lock);
++ count = 0;
++ }
++ } else
++ count = 0;
++}
++
++void ath_hw_pll_work(struct work_struct *work)
++{
++ struct ath_softc *sc = container_of(work, struct ath_softc,
++ hw_pll_work.work);
++ u32 pll_sqsum;
++
++ if (AR_SREV_9485(sc->sc_ah)) {
++
++ ath9k_ps_wakeup(sc);
++ pll_sqsum = ar9003_get_pll_sqsum_dvc(sc->sc_ah);
++ ath9k_ps_restore(sc);
++
++ ath_hw_pll_rx_hang_check(sc, pll_sqsum);
++
++ ieee80211_queue_delayed_work(sc->hw, &sc->hw_pll_work, HZ/5);
++ }
++}
++
+ /**********************/
+ /* mac80211 callbacks */
+ /**********************/
+--- a/drivers/net/wireless/ath/ath9k/xmit.c
++++ b/drivers/net/wireless/ath/ath9k/xmit.c
+@@ -601,7 +601,7 @@ static void ath_tx_complete_aggr(struct
+ rcu_read_unlock();
+
+ if (needreset)
+- ath_reset(sc, false);
++ ieee80211_queue_work(sc->hw, &sc->hw_reset_work);
+ }
+
+ static bool ath_lookup_legacy(struct ath_buf *bf)
+@@ -2268,9 +2268,7 @@ static void ath_tx_complete_poll_work(st
+ if (needreset) {
+ ath_dbg(ath9k_hw_common(sc->sc_ah), ATH_DBG_RESET,
+ "tx hung, resetting the chip\n");
+- spin_lock_bh(&sc->sc_pcu_lock);
+- ath_reset(sc, true);
+- spin_unlock_bh(&sc->sc_pcu_lock);
++ ieee80211_queue_work(sc->hw, &sc->hw_reset_work);
+ }
+
+ ieee80211_queue_delayed_work(sc->hw, &sc->tx_complete_work,
+--- a/drivers/net/wireless/ath/ath9k/beacon.c
++++ b/drivers/net/wireless/ath/ath9k/beacon.c
+@@ -386,9 +386,7 @@ void ath_beacon_tasklet(unsigned long da
+ ath_dbg(common, ATH_DBG_BSTUCK,
+ "beacon is officially stuck\n");
+ sc->sc_flags |= SC_OP_TSF_RESET;
+- spin_lock(&sc->sc_pcu_lock);
+- ath_reset(sc, true);
+- spin_unlock(&sc->sc_pcu_lock);
++ ieee80211_queue_work(sc->hw, &sc->hw_reset_work);
+ }
+
+ return;
diff --git a/package/mac80211/patches/581-ath9k_merge_reset_functions.patch b/package/mac80211/patches/582-ath9k_merge_reset_functions.patch
index 6159284bf9..5484829b16 100644
--- a/package/mac80211/patches/581-ath9k_merge_reset_functions.patch
+++ b/package/mac80211/patches/582-ath9k_merge_reset_functions.patch
@@ -1,6 +1,6 @@
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
-@@ -212,83 +212,47 @@ static int ath_update_survey_stats(struc
+@@ -212,83 +212,57 @@ static int ath_update_survey_stats(struc
return ret;
}
@@ -11,33 +11,42 @@
-*/
-static int ath_set_channel(struct ath_softc *sc, struct ieee80211_hw *hw,
- struct ath9k_channel *hchan)
-+static bool ath_prepare_reset(struct ath_softc *sc, bool retry_tx, bool flush)
++static void __ath_cancel_work(struct ath_softc *sc)
{
- struct ath_hw *ah = sc->sc_ah;
- struct ath_common *common = ath9k_hw_common(ah);
+- struct ath_hw *ah = sc->sc_ah;
+- struct ath_common *common = ath9k_hw_common(ah);
- struct ieee80211_conf *conf = &common->hw->conf;
- bool fastcc = true, stopped;
- struct ieee80211_channel *channel = hw->conf.channel;
- struct ath9k_hw_cal_data *caldata = NULL;
- int r;
-+ bool ret;
-
+-
- if (sc->sc_flags & SC_OP_INVALID)
- return -EIO;
-+ ieee80211_stop_queues(sc->hw);
-
- sc->hw_busy_count = 0;
-
- del_timer_sync(&common->ani.timer);
+- sc->hw_busy_count = 0;
+-
+- del_timer_sync(&common->ani.timer);
cancel_work_sync(&sc->paprd_work);
cancel_work_sync(&sc->hw_check_work);
cancel_delayed_work_sync(&sc->tx_complete_work);
cancel_delayed_work_sync(&sc->hw_pll_work);
++}
- ath9k_ps_wakeup(sc);
--
++static void ath_cancel_work(struct ath_softc *sc)
++{
++ __ath_cancel_work(sc);
++ cancel_work_sync(&sc->hw_reset_work);
++}
+
- spin_lock_bh(&sc->sc_pcu_lock);
--
++static bool ath_prepare_reset(struct ath_softc *sc, bool retry_tx, bool flush)
++{
++ struct ath_hw *ah = sc->sc_ah;
++ struct ath_common *common = ath9k_hw_common(ah);
++ bool ret;
+
- /*
- * This is only performed if the channel settings have
- * actually changed.
@@ -47,20 +56,24 @@
- * hardware at the new frequency, and then re-enable
- * the relevant bits of the h/w.
- */
- ath9k_hw_disable_interrupts(ah);
+- ath9k_hw_disable_interrupts(ah);
- stopped = ath_drain_all_txq(sc, false);
--
++ ieee80211_stop_queues(sc->hw);
+
- if (!ath_stoprecv(sc))
- stopped = false;
++ sc->hw_busy_count = 0;
++ del_timer_sync(&common->ani.timer);
- if (!ath9k_hw_check_alive(ah))
- stopped = false;
-+ ret = ath_drain_all_txq(sc, retry_tx);
++ ath9k_hw_disable_interrupts(ah);
- /* XXX: do not flush receive queue here. We don't want
- * to flush data frames already in queue because of
- * changing channel. */
--
++ ret = ath_drain_all_txq(sc, retry_tx);
+
- if (!stopped || !(sc->sc_flags & SC_OP_OFFCHANNEL))
- fastcc = false;
+ if (!ath_stoprecv(sc))
@@ -104,7 +117,7 @@
}
ath9k_cmn_update_txpow(ah, sc->curtxpow,
-@@ -296,21 +260,89 @@ static int ath_set_channel(struct ath_so
+@@ -296,21 +270,93 @@ static int ath_set_channel(struct ath_so
ath9k_hw_set_interrupts(ah, ah->imask);
ath9k_hw_enable_interrupts(ah);
@@ -136,6 +149,10 @@
+ bool flush = false;
+ int r;
+
++ __ath_cancel_work(sc);
++
++ spin_lock_bh(&sc->sc_pcu_lock);
+
+ if (!(sc->sc_flags & SC_OP_OFFCHANNEL)) {
+ fastcc = false;
+ caldata = &sc->caldata;
@@ -163,12 +180,14 @@
+ if (r) {
+ ath_err(common,
+ "Unable to reset channel, reset status %d\n", r);
-+ return r;
++ goto out;
+ }
+
+ if (!ath_complete_reset(sc, true))
-+ return -EIO;
++ r = -EIO;
+
++out:
+ spin_unlock_bh(&sc->sc_pcu_lock);
+ return 0;
+}
+
@@ -182,22 +201,20 @@
+ struct ath9k_channel *hchan)
+{
+ int r;
-
++
+ if (sc->sc_flags & SC_OP_INVALID)
+ return -EIO;
+
+ ath9k_ps_wakeup(sc);
+
-+ spin_lock_bh(&sc->sc_pcu_lock);
+ r = ath_reset_internal(sc, hchan, false);
- spin_unlock_bh(&sc->sc_pcu_lock);
ath9k_ps_restore(sc);
+
return r;
}
-@@ -893,28 +925,13 @@ static void ath_radio_enable(struct ath_
+@@ -823,28 +869,13 @@ static void ath_radio_enable(struct ath_
channel->center_freq, r);
}
@@ -227,20 +244,21 @@
spin_unlock_bh(&sc->sc_pcu_lock);
ath9k_ps_restore(sc);
-@@ -927,12 +944,8 @@ void ath_radio_disable(struct ath_softc
+@@ -857,11 +888,10 @@ void ath_radio_disable(struct ath_softc
int r;
ath9k_ps_wakeup(sc);
- cancel_delayed_work_sync(&sc->hw_pll_work);
--
- spin_lock_bh(&sc->sc_pcu_lock);
+
+- spin_lock_bh(&sc->sc_pcu_lock);
++ ath_cancel_work(sc);
- ieee80211_stop_queues(hw);
--
++ spin_lock_bh(&sc->sc_pcu_lock);
+
/*
* Keep the LED on when the radio is disabled
- * during idle unassociated state.
-@@ -942,13 +955,7 @@ void ath_radio_disable(struct ath_softc
+@@ -872,13 +902,7 @@ void ath_radio_disable(struct ath_softc
ath9k_hw_cfg_gpio_input(ah, ah->led_pin);
}
@@ -255,9 +273,9 @@
if (!ah->curchan)
ah->curchan = ath9k_cmn_get_curchannel(hw, ah);
-@@ -970,48 +977,11 @@ void ath_radio_disable(struct ath_softc
+@@ -900,48 +924,11 @@ void ath_radio_disable(struct ath_softc
- int ath_reset(struct ath_softc *sc, bool retry_tx)
+ static int ath_reset(struct ath_softc *sc, bool retry_tx)
{
- struct ath_hw *ah = sc->sc_ah;
- struct ath_common *common = ath9k_hw_common(ah);
@@ -305,7 +323,7 @@
if (retry_tx) {
int i;
-@@ -1024,12 +994,6 @@ int ath_reset(struct ath_softc *sc, bool
+@@ -954,12 +941,6 @@ static int ath_reset(struct ath_softc *s
}
}
@@ -318,7 +336,42 @@
ath9k_ps_restore(sc);
return r;
-@@ -1081,28 +1045,6 @@ static int ath9k_start(struct ieee80211_
+@@ -969,9 +950,7 @@ void ath_reset_work(struct work_struct *
+ {
+ struct ath_softc *sc = container_of(work, struct ath_softc, hw_check_work);
+
+- spin_lock_bh(&sc->sc_pcu_lock);
+ ath_reset(sc, true);
+- spin_unlock_bh(&sc->sc_pcu_lock);
+ }
+
+ void ath_hw_check(struct work_struct *work)
+@@ -992,11 +971,8 @@ void ath_hw_check(struct work_struct *wo
+ ath_dbg(common, ATH_DBG_RESET, "Possible baseband hang, "
+ "busy=%d (try %d)\n", busy, sc->hw_busy_count + 1);
+ if (busy >= 99) {
+- if (++sc->hw_busy_count >= 3) {
+- spin_lock_bh(&sc->sc_pcu_lock);
+- ath_reset(sc, true);
+- spin_unlock_bh(&sc->sc_pcu_lock);
+- }
++ if (++sc->hw_busy_count >= 3)
++ ieee80211_queue_work(sc->hw, &sc->hw_reset_work);
+
+ } else if (busy >= 0)
+ sc->hw_busy_count = 0;
+@@ -1016,9 +992,7 @@ static void ath_hw_pll_rx_hang_check(str
+ /* Rx is hung for more than 500ms. Reset it */
+ ath_dbg(common, ATH_DBG_RESET,
+ "Possible RX hang, resetting");
+- spin_lock_bh(&sc->sc_pcu_lock);
+- ath_reset(sc, true);
+- spin_unlock_bh(&sc->sc_pcu_lock);
++ ieee80211_queue_work(sc->hw, &sc->hw_reset_work);
+ count = 0;
+ }
+ } else
+@@ -1089,28 +1063,6 @@ static int ath9k_start(struct ieee80211_
goto mutex_unlock;
}
@@ -347,7 +400,7 @@
/* Setup our intr mask. */
ah->imask = ATH9K_INT_TX | ATH9K_INT_RXEOL |
ATH9K_INT_RXORN | ATH9K_INT_FATAL |
-@@ -1125,12 +1067,14 @@ static int ath9k_start(struct ieee80211_
+@@ -1133,12 +1085,14 @@ static int ath9k_start(struct ieee80211_
/* Disable BMISS interrupt when we're not associated */
ah->imask &= ~(ATH9K_INT_SWBA | ATH9K_INT_BMISS);
@@ -366,3 +419,28 @@
if ((ah->btcoex_hw.scheme != ATH_BTCOEX_CFG_NONE) &&
!ah->btcoex_hw.enabled) {
+@@ -1231,10 +1185,7 @@ static void ath9k_stop(struct ieee80211_
+
+ mutex_lock(&sc->mutex);
+
+- cancel_delayed_work_sync(&sc->tx_complete_work);
+- cancel_delayed_work_sync(&sc->hw_pll_work);
+- cancel_work_sync(&sc->paprd_work);
+- cancel_work_sync(&sc->hw_check_work);
++ ath_cancel_work(sc);
+
+ if (sc->sc_flags & SC_OP_INVALID) {
+ ath_dbg(common, ATH_DBG_ANY, "Device not present\n");
+@@ -2351,9 +2302,11 @@ static void ath9k_flush(struct ieee80211
+ ath9k_ps_wakeup(sc);
+ spin_lock_bh(&sc->sc_pcu_lock);
+ drain_txq = ath_drain_all_txq(sc, false);
++ spin_unlock_bh(&sc->sc_pcu_lock);
++
+ if (!drain_txq)
+ ath_reset(sc, false);
+- spin_unlock_bh(&sc->sc_pcu_lock);
++
+ ath9k_ps_restore(sc);
+ ieee80211_wake_queues(hw);
+
diff --git a/package/mac80211/patches/582-ath9k_antenna_control.patch b/package/mac80211/patches/583-ath9k_antenna_control.patch
index 2e2bbea17c..d69684d12b 100644
--- a/package/mac80211/patches/582-ath9k_antenna_control.patch
+++ b/package/mac80211/patches/583-ath9k_antenna_control.patch
@@ -57,7 +57,7 @@
}
--- a/drivers/net/wireless/ath/ath9k/ath9k.h
+++ b/drivers/net/wireless/ath/ath9k/ath9k.h
-@@ -652,6 +652,7 @@ struct ath_softc {
+@@ -654,6 +654,7 @@ struct ath_softc {
struct ath_descdma txsdma;
struct ath_ant_comb ant_comb;
@@ -65,7 +65,7 @@
};
void ath9k_tasklet(unsigned long data);
-@@ -673,6 +674,7 @@ int ath9k_init_device(u16 devid, struct
+@@ -674,6 +675,7 @@ int ath9k_init_device(u16 devid, struct
const struct ath_bus_ops *bus_ops);
void ath9k_deinit_device(struct ath_softc *sc);
void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw);
@@ -75,7 +75,7 @@
bool ath9k_uses_beacons(int type);
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
-@@ -270,6 +270,22 @@ static bool ath_complete_reset(struct at
+@@ -280,6 +280,22 @@ static bool ath_complete_reset(struct at
ath_start_ani(common);
}
@@ -98,7 +98,7 @@
ieee80211_wake_queues(sc->hw);
return true;
-@@ -2366,6 +2382,59 @@ static int ath9k_get_stats(struct ieee80
+@@ -2383,6 +2399,59 @@ static int ath9k_get_stats(struct ieee80
return 0;
}
@@ -158,7 +158,7 @@
struct ieee80211_ops ath9k_ops = {
.tx = ath9k_tx,
.start = ath9k_start,
-@@ -2392,4 +2461,6 @@ struct ieee80211_ops ath9k_ops = {
+@@ -2409,4 +2478,6 @@ struct ieee80211_ops ath9k_ops = {
.tx_frames_pending = ath9k_tx_frames_pending,
.tx_last_beacon = ath9k_tx_last_beacon,
.get_stats = ath9k_get_stats,