diff options
Diffstat (limited to 'net/mac80211/tx.c')
| -rw-r--r-- | net/mac80211/tx.c | 81 |
1 files changed, 41 insertions, 40 deletions
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c index 47ca59e52e71..6fcc85a2806a 100644 --- a/net/mac80211/tx.c +++ b/net/mac80211/tx.c @@ -180,6 +180,46 @@ static int inline is_ieee80211_device(struct ieee80211_local *local, } /* tx handlers */ +static ieee80211_tx_result debug_noinline +ieee80211_tx_h_dynamic_ps(struct ieee80211_tx_data *tx) +{ + struct ieee80211_local *local = tx->local; + + /* driver doesn't support power save */ + if (!(local->hw.flags & IEEE80211_HW_SUPPORTS_PS)) + return TX_CONTINUE; + + /* hardware does dynamic power save */ + if (local->hw.flags & IEEE80211_HW_SUPPORTS_DYNAMIC_PS) + return TX_CONTINUE; + + /* dynamic power save disabled */ + if (local->hw.conf.dynamic_ps_timeout <= 0) + return TX_CONTINUE; + + /* we are scanning, don't enable power save */ + if (local->scanning) + return TX_CONTINUE; + + if (!local->ps_sdata) + return TX_CONTINUE; + + /* No point if we're going to suspend */ + if (local->quiescing) + return TX_CONTINUE; + + if (local->hw.conf.flags & IEEE80211_CONF_PS) { + ieee80211_stop_queues_by_reason(&local->hw, + IEEE80211_QUEUE_STOP_REASON_PS); + ieee80211_queue_work(&local->hw, + &local->dynamic_ps_disable_work); + } + + mod_timer(&local->dynamic_ps_timer, jiffies + + msecs_to_jiffies(local->hw.conf.dynamic_ps_timeout)); + + return TX_CONTINUE; +} static ieee80211_tx_result debug_noinline ieee80211_tx_h_check_assoc(struct ieee80211_tx_data *tx) @@ -1223,6 +1263,7 @@ static int invoke_tx_handlers(struct ieee80211_tx_data *tx) goto txh_done; \ } while (0) + CALL_TXH(ieee80211_tx_h_dynamic_ps); CALL_TXH(ieee80211_tx_h_check_assoc); CALL_TXH(ieee80211_tx_h_ps_buf); CALL_TXH(ieee80211_tx_h_select_key); @@ -1405,34 +1446,6 @@ static int ieee80211_skb_resize(struct ieee80211_local *local, return 0; } -static bool need_dynamic_ps(struct ieee80211_local *local) -{ - /* driver doesn't support power save */ - if (!(local->hw.flags & IEEE80211_HW_SUPPORTS_PS)) - return false; - - /* hardware does dynamic power save */ - if (local->hw.flags & IEEE80211_HW_SUPPORTS_DYNAMIC_PS) - return false; - - /* dynamic power save disabled */ - if (local->hw.conf.dynamic_ps_timeout <= 0) - return false; - - /* we are scanning, don't enable power save */ - if (local->scanning) - return false; - - if (!local->ps_sdata) - return false; - - /* No point if we're going to suspend */ - if (local->quiescing) - return false; - - return true; -} - static void ieee80211_xmit(struct ieee80211_sub_if_data *sdata, struct sk_buff *skb) { @@ -1443,18 +1456,6 @@ static void ieee80211_xmit(struct ieee80211_sub_if_data *sdata, int headroom; bool may_encrypt; - if (need_dynamic_ps(local)) { - if (local->hw.conf.flags & IEEE80211_CONF_PS) { - ieee80211_stop_queues_by_reason(&local->hw, - IEEE80211_QUEUE_STOP_REASON_PS); - ieee80211_queue_work(&local->hw, - &local->dynamic_ps_disable_work); - } - - mod_timer(&local->dynamic_ps_timer, jiffies + - msecs_to_jiffies(local->hw.conf.dynamic_ps_timeout)); - } - rcu_read_lock(); if (unlikely(sdata->vif.type == NL80211_IFTYPE_MONITOR)) { |