diff options
author | nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2011-04-02 22:04:38 +0000 |
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committer | nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73> | 2011-04-02 22:04:38 +0000 |
commit | 09702f9b6732d6f4ce342eb17c4044fe2f5f462c (patch) | |
tree | f3be8720833c8e5a46a41de98e3512bc72c5df9e /package | |
parent | 2ba82703c7d449f621385aa6b550cf044e4197d7 (diff) |
ath9k: fix missing chip wakeups causing instability issues on at least AR5416 (probably on other devices as well); fixes #9107
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@26418 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'package')
-rw-r--r-- | package/mac80211/patches/580-ath9k_fix_ps_wakeup.patch | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/package/mac80211/patches/580-ath9k_fix_ps_wakeup.patch b/package/mac80211/patches/580-ath9k_fix_ps_wakeup.patch new file mode 100644 index 0000000000..fc0d1c84f3 --- /dev/null +++ b/package/mac80211/patches/580-ath9k_fix_ps_wakeup.patch @@ -0,0 +1,127 @@ +--- a/drivers/net/wireless/ath/ath9k/main.c ++++ b/drivers/net/wireless/ath/ath9k/main.c +@@ -324,7 +324,6 @@ static void ath_paprd_activate(struct at + if (!caldata || !caldata->paprd_done) + return; + +- ath9k_ps_wakeup(sc); + ar9003_paprd_enable(ah, false); + for (chain = 0; chain < AR9300_MAX_CHAINS; chain++) { + if (!(common->tx_chainmask & BIT(chain))) +@@ -334,7 +333,6 @@ static void ath_paprd_activate(struct at + } + + ar9003_paprd_enable(ah, true); +- ath9k_ps_restore(sc); + } + + static bool ath_paprd_send_frame(struct ath_softc *sc, struct sk_buff *skb, int chain) +@@ -554,8 +552,11 @@ set_timer: + if ((sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_PAPRD) && ah->caldata) { + if (!ah->caldata->paprd_done) + ieee80211_queue_work(sc->hw, &sc->paprd_work); +- else if (!ah->paprd_table_write_done) ++ else if (!ah->paprd_table_write_done) { ++ ath9k_ps_wakeup(sc); + ath_paprd_activate(sc); ++ ath9k_ps_restore(sc); ++ } + } + } + +@@ -1376,7 +1377,6 @@ static void ath9k_calculate_summary_stat + + ath9k_calculate_iter_data(hw, vif, &iter_data); + +- ath9k_ps_wakeup(sc); + /* Set BSSID mask. */ + memcpy(common->bssidmask, iter_data.mask, ETH_ALEN); + ath_hw_setbssidmask(common); +@@ -1411,7 +1411,6 @@ static void ath9k_calculate_summary_stat + } + + ath9k_hw_set_interrupts(ah, ah->imask); +- ath9k_ps_restore(sc); + + /* Set up ANI */ + if ((iter_data.naps + iter_data.nadhocs) > 0) { +@@ -1457,6 +1456,7 @@ static int ath9k_add_interface(struct ie + struct ath_vif *avp = (void *)vif->drv_priv; + int ret = 0; + ++ ath9k_ps_wakeup(sc); + mutex_lock(&sc->mutex); + + switch (vif->type) { +@@ -1503,6 +1503,7 @@ static int ath9k_add_interface(struct ie + ath9k_do_vif_add_setup(hw, vif); + out: + mutex_unlock(&sc->mutex); ++ ath9k_ps_restore(sc); + return ret; + } + +@@ -1517,6 +1518,7 @@ static int ath9k_change_interface(struct + + ath_dbg(common, ATH_DBG_CONFIG, "Change Interface\n"); + mutex_lock(&sc->mutex); ++ ath9k_ps_wakeup(sc); + + /* See if new interface type is valid. */ + if ((new_type == NL80211_IFTYPE_ADHOC) && +@@ -1546,6 +1548,7 @@ static int ath9k_change_interface(struct + + ath9k_do_vif_add_setup(hw, vif); + out: ++ ath9k_ps_restore(sc); + mutex_unlock(&sc->mutex); + return ret; + } +@@ -1558,6 +1561,7 @@ static void ath9k_remove_interface(struc + + ath_dbg(common, ATH_DBG_CONFIG, "Detach Interface\n"); + ++ ath9k_ps_wakeup(sc); + mutex_lock(&sc->mutex); + + sc->nvifs--; +@@ -1569,6 +1573,7 @@ static void ath9k_remove_interface(struc + ath9k_calculate_summary_state(hw, NULL); + + mutex_unlock(&sc->mutex); ++ ath9k_ps_restore(sc); + } + + static void ath9k_enable_ps(struct ath_softc *sc) +@@ -1830,6 +1835,7 @@ static int ath9k_conf_tx(struct ieee8021 + + txq = sc->tx.txq_map[queue]; + ++ ath9k_ps_wakeup(sc); + mutex_lock(&sc->mutex); + + memset(&qi, 0, sizeof(struct ath9k_tx_queue_info)); +@@ -1853,6 +1859,7 @@ static int ath9k_conf_tx(struct ieee8021 + ath_beaconq_config(sc); + + mutex_unlock(&sc->mutex); ++ ath9k_ps_restore(sc); + + return ret; + } +@@ -1929,6 +1936,7 @@ static void ath9k_bss_info_changed(struc + int slottime; + int error; + ++ ath9k_ps_wakeup(sc); + mutex_lock(&sc->mutex); + + if (changed & BSS_CHANGED_BSSID) { +@@ -2029,6 +2037,7 @@ static void ath9k_bss_info_changed(struc + } + + mutex_unlock(&sc->mutex); ++ ath9k_ps_restore(sc); + } + + static u64 ath9k_get_tsf(struct ieee80211_hw *hw) |