diff options
| author | John W. Linville <linville@tuxdriver.com> | 2011-05-16 18:55:42 (GMT) |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2011-05-16 23:32:19 (GMT) |
| commit | e00cf3b9eb7839b952e434a75bff6b99e47337ac (patch) | |
| tree | ef583ab8ac09bf703026650d4bc7777e6a3864d3 /net/mac80211/mlme.c | |
| parent | 1a8218e96271790a07dd7065a2ef173e0f67e328 (diff) | |
| parent | 3b8ab88acaceb505aa06ef3bbf3a73b92470ae78 (diff) | |
| download | linux-fsl-qoriq-e00cf3b9eb7839b952e434a75bff6b99e47337ac.tar.xz | |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-next-2.6 into for-davem
Conflicts:
drivers/net/wireless/iwlwifi/iwl-agn-tx.c
net/mac80211/sta_info.h
Diffstat (limited to 'net/mac80211/mlme.c')
| -rw-r--r-- | net/mac80211/mlme.c | 22 |
1 files changed, 21 insertions, 1 deletions
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index a41f234..4f6b267 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -750,6 +750,8 @@ void ieee80211_dynamic_ps_enable_work(struct work_struct *work) dynamic_ps_enable_work); struct ieee80211_sub_if_data *sdata = local->ps_sdata; struct ieee80211_if_managed *ifmgd = &sdata->u.mgd; + unsigned long flags; + int q; /* can only happen when PS was just disabled anyway */ if (!sdata) @@ -758,6 +760,24 @@ void ieee80211_dynamic_ps_enable_work(struct work_struct *work) if (local->hw.conf.flags & IEEE80211_CONF_PS) return; + /* + * transmission can be stopped by others which leads to + * dynamic_ps_timer expiry. Postpond the ps timer if it + * is not the actual idle state. + */ + spin_lock_irqsave(&local->queue_stop_reason_lock, flags); + for (q = 0; q < local->hw.queues; q++) { + if (local->queue_stop_reasons[q]) { + spin_unlock_irqrestore(&local->queue_stop_reason_lock, + flags); + mod_timer(&local->dynamic_ps_timer, jiffies + + msecs_to_jiffies( + local->hw.conf.dynamic_ps_timeout)); + return; + } + } + spin_unlock_irqrestore(&local->queue_stop_reason_lock, flags); + if ((local->hw.flags & IEEE80211_HW_PS_NULLFUNC_STACK) && (!(ifmgd->flags & IEEE80211_STA_NULLFUNC_ACKED))) { netif_tx_stop_all_queues(sdata->dev); @@ -781,7 +801,7 @@ void ieee80211_dynamic_ps_enable_work(struct work_struct *work) ieee80211_hw_config(local, IEEE80211_CONF_CHANGE_PS); } - netif_tx_start_all_queues(sdata->dev); + netif_tx_wake_all_queues(sdata->dev); } void ieee80211_dynamic_ps_timer(unsigned long data) |