diff options
| author | Felix Fietkau <nbd@openwrt.org> | 2011-04-07 17:07:17 (GMT) |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2011-04-08 17:06:30 (GMT) |
| commit | 96f372c95d32f76fa2b0e035e0a6269234bfda09 (patch) | |
| tree | 6fff40a25844d7ec927ce1f1d361f4c57b9096ff /drivers/net | |
| parent | bd39a274fb7b43374c797bafdb7f506598f36f77 (diff) | |
| download | linux-96f372c95d32f76fa2b0e035e0a6269234bfda09.tar.xz | |
ath9k: fix missing ath9k_ps_wakeup/ath9k_ps_restore calls
These missing chip wakeups mainly cause crashes on AR5416 cards in MIPS
boards, but have also been reported to cause radio stability issues on
AR9285.
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Cc: stable@kernel.org
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/main.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index dddb85d..17d04ff 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -1376,7 +1376,6 @@ static void ath9k_calculate_summary_state(struct ieee80211_hw *hw, 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 +1410,6 @@ static void ath9k_calculate_summary_state(struct ieee80211_hw *hw, } ath9k_hw_set_interrupts(ah, ah->imask); - ath9k_ps_restore(sc); /* Set up ANI */ if ((iter_data.naps + iter_data.nadhocs) > 0) { @@ -1457,6 +1455,7 @@ static int ath9k_add_interface(struct ieee80211_hw *hw, struct ath_vif *avp = (void *)vif->drv_priv; int ret = 0; + ath9k_ps_wakeup(sc); mutex_lock(&sc->mutex); switch (vif->type) { @@ -1503,6 +1502,7 @@ static int ath9k_add_interface(struct ieee80211_hw *hw, ath9k_do_vif_add_setup(hw, vif); out: mutex_unlock(&sc->mutex); + ath9k_ps_restore(sc); return ret; } @@ -1517,6 +1517,7 @@ static int ath9k_change_interface(struct ieee80211_hw *hw, 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 +1547,7 @@ static int ath9k_change_interface(struct ieee80211_hw *hw, ath9k_do_vif_add_setup(hw, vif); out: + ath9k_ps_restore(sc); mutex_unlock(&sc->mutex); return ret; } @@ -1558,6 +1560,7 @@ static void ath9k_remove_interface(struct ieee80211_hw *hw, ath_dbg(common, ATH_DBG_CONFIG, "Detach Interface\n"); + ath9k_ps_wakeup(sc); mutex_lock(&sc->mutex); sc->nvifs--; @@ -1569,6 +1572,7 @@ static void ath9k_remove_interface(struct ieee80211_hw *hw, ath9k_calculate_summary_state(hw, NULL); mutex_unlock(&sc->mutex); + ath9k_ps_restore(sc); } static void ath9k_enable_ps(struct ath_softc *sc) @@ -1809,6 +1813,7 @@ static int ath9k_conf_tx(struct ieee80211_hw *hw, u16 queue, txq = sc->tx.txq_map[queue]; + ath9k_ps_wakeup(sc); mutex_lock(&sc->mutex); memset(&qi, 0, sizeof(struct ath9k_tx_queue_info)); @@ -1832,6 +1837,7 @@ static int ath9k_conf_tx(struct ieee80211_hw *hw, u16 queue, ath_beaconq_config(sc); mutex_unlock(&sc->mutex); + ath9k_ps_restore(sc); return ret; } @@ -1894,6 +1900,7 @@ static void ath9k_bss_info_changed(struct ieee80211_hw *hw, int slottime; int error; + ath9k_ps_wakeup(sc); mutex_lock(&sc->mutex); if (changed & BSS_CHANGED_BSSID) { @@ -1994,6 +2001,7 @@ static void ath9k_bss_info_changed(struct ieee80211_hw *hw, } mutex_unlock(&sc->mutex); + ath9k_ps_restore(sc); } static u64 ath9k_get_tsf(struct ieee80211_hw *hw) |