diff options
| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2010-02-28 23:55:20 -0800 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2010-02-28 23:55:20 -0800 |
| commit | 35858adbfca13678af99fb31618ef4428d6dedb0 (patch) | |
| tree | 3336feaa61324486945816cb52c347733e7c0821 /net/mac80211/util.c | |
| parent | 197d4db752e67160d79fed09968c2140376a80a3 (diff) | |
| parent | 4b70858ba8d4537daf782defebe5f2ff80ccef2b (diff) | |
Merge branch 'next' into for-linus
Diffstat (limited to 'net/mac80211/util.c')
| -rw-r--r-- | net/mac80211/util.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/net/mac80211/util.c b/net/mac80211/util.c index 78a6e924c7e1..3848140313f5 100644 --- a/net/mac80211/util.c +++ b/net/mac80211/util.c @@ -269,6 +269,7 @@ static void __ieee80211_wake_queue(struct ieee80211_hw *hw, int queue, enum queue_stop_reason reason) { struct ieee80211_local *local = hw_to_local(hw); + struct ieee80211_sub_if_data *sdata; if (WARN_ON(queue >= hw->queues)) return; @@ -281,6 +282,11 @@ static void __ieee80211_wake_queue(struct ieee80211_hw *hw, int queue, if (!skb_queue_empty(&local->pending[queue])) tasklet_schedule(&local->tx_pending_tasklet); + + rcu_read_lock(); + list_for_each_entry_rcu(sdata, &local->interfaces, list) + netif_tx_wake_queue(netdev_get_tx_queue(sdata->dev, queue)); + rcu_read_unlock(); } void ieee80211_wake_queue_by_reason(struct ieee80211_hw *hw, int queue, @@ -305,11 +311,17 @@ static void __ieee80211_stop_queue(struct ieee80211_hw *hw, int queue, enum queue_stop_reason reason) { struct ieee80211_local *local = hw_to_local(hw); + struct ieee80211_sub_if_data *sdata; if (WARN_ON(queue >= hw->queues)) return; __set_bit(reason, &local->queue_stop_reasons[queue]); + + rcu_read_lock(); + list_for_each_entry_rcu(sdata, &local->interfaces, list) + netif_tx_stop_queue(netdev_get_tx_queue(sdata->dev, queue)); + rcu_read_unlock(); } void ieee80211_stop_queue_by_reason(struct ieee80211_hw *hw, int queue, @@ -1039,7 +1051,19 @@ int ieee80211_reconfig(struct ieee80211_local *local) /* restart hardware */ if (local->open_count) { + /* + * Upon resume hardware can sometimes be goofy due to + * various platform / driver / bus issues, so restarting + * the device may at times not work immediately. Propagate + * the error. + */ res = drv_start(local); + if (res) { + WARN(local->suspended, "Harware became unavailable " + "upon resume. This is could be a software issue" + "prior to suspend or a harware issue\n"); + return res; + } ieee80211_led_radio(local, true); } |