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authorDavid S. Miller <davem@davemloft.net>2009-11-23 14:01:47 -0800
committerDavid S. Miller <davem@davemloft.net>2009-11-23 14:01:47 -0800
commitb5b5150977cdfb7173f4468ccd30f9b4a981b902 (patch)
tree27d477910d630a027c0b447a58ae61b1c57dbca5
parentdcfcb256cc23c4436691b0fe677275306699d6a1 (diff)
parent45ba564d765d6165330e9bb14a197bdd348c114d (diff)
downloadvexpress-lsk-b5b5150977cdfb7173f4468ccd30f9b4a981b902.tar.gz
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-2.6
-rw-r--r--drivers/net/wireless/ath/ath9k/main.c2
-rw-r--r--net/mac80211/agg-tx.c18
-rw-r--r--net/mac80211/ieee80211_i.h8
-rw-r--r--net/mac80211/util.c19
-rw-r--r--net/rfkill/core.c1
5 files changed, 28 insertions, 20 deletions
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index 52bed89063d..43d2be9867f 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -1555,6 +1555,8 @@ void ath_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw)
BIT(NL80211_IFTYPE_ADHOC) |
BIT(NL80211_IFTYPE_MESH_POINT);
+ hw->wiphy->ps_default = false;
+
hw->queues = 4;
hw->max_rates = 4;
hw->channel_change_time = 5000;
diff --git a/net/mac80211/agg-tx.c b/net/mac80211/agg-tx.c
index b09948ceec4..206fd82f0c7 100644
--- a/net/mac80211/agg-tx.c
+++ b/net/mac80211/agg-tx.c
@@ -173,12 +173,14 @@ static void sta_addba_resp_timer_expired(unsigned long data)
/* check if the TID waits for addBA response */
spin_lock_bh(&sta->lock);
- if (!(*state & HT_ADDBA_REQUESTED_MSK)) {
+ if ((*state & (HT_ADDBA_REQUESTED_MSK | HT_ADDBA_RECEIVED_MSK)) !=
+ HT_ADDBA_REQUESTED_MSK) {
spin_unlock_bh(&sta->lock);
*state = HT_AGG_STATE_IDLE;
#ifdef CONFIG_MAC80211_HT_DEBUG
printk(KERN_DEBUG "timer expired on tid %d but we are not "
- "expecting addBA response there", tid);
+ "(or no longer) expecting addBA response there",
+ tid);
#endif
return;
}
@@ -666,21 +668,21 @@ void ieee80211_process_addba_resp(struct ieee80211_local *local,
state = &sta->ampdu_mlme.tid_state_tx[tid];
- del_timer_sync(&sta->ampdu_mlme.tid_tx[tid]->addba_resp_timer);
-
spin_lock_bh(&sta->lock);
if (!(*state & HT_ADDBA_REQUESTED_MSK))
- goto timer_still_needed;
+ goto out;
if (mgmt->u.action.u.addba_resp.dialog_token !=
sta->ampdu_mlme.tid_tx[tid]->dialog_token) {
#ifdef CONFIG_MAC80211_HT_DEBUG
printk(KERN_DEBUG "wrong addBA response token, tid %d\n", tid);
#endif /* CONFIG_MAC80211_HT_DEBUG */
- goto timer_still_needed;
+ goto out;
}
+ del_timer(&sta->ampdu_mlme.tid_tx[tid]->addba_resp_timer);
+
#ifdef CONFIG_MAC80211_HT_DEBUG
printk(KERN_DEBUG "switched off addBA timer for tid %d \n", tid);
#endif /* CONFIG_MAC80211_HT_DEBUG */
@@ -699,10 +701,6 @@ void ieee80211_process_addba_resp(struct ieee80211_local *local,
___ieee80211_stop_tx_ba_session(sta, tid, WLAN_BACK_INITIATOR);
}
- goto out;
-
- timer_still_needed:
- add_timer(&sta->ampdu_mlme.tid_tx[tid]->addba_resp_timer);
out:
spin_unlock_bh(&sta->lock);
}
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index 588005c84a6..a910bf1f092 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -662,6 +662,14 @@ struct ieee80211_local {
bool suspended;
/*
+ * Resuming is true while suspended, but when we're reprogramming the
+ * hardware -- at that time it's allowed to use ieee80211_queue_work()
+ * again even though some other parts of the stack are still suspended
+ * and we still drop received frames to avoid waking the stack.
+ */
+ bool resuming;
+
+ /*
* quiescing is true during the suspend process _only_ to
* ease timer cancelling etc.
*/
diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index aeb65b3d229..e6c08da8da2 100644
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -520,9 +520,9 @@ EXPORT_SYMBOL_GPL(ieee80211_iterate_active_interfaces_atomic);
*/
static bool ieee80211_can_queue_work(struct ieee80211_local *local)
{
- if (WARN(local->suspended, "queueing ieee80211 work while "
- "going to suspend\n"))
- return false;
+ if (WARN(local->suspended && !local->resuming,
+ "queueing ieee80211 work while going to suspend\n"))
+ return false;
return true;
}
@@ -1025,13 +1025,9 @@ int ieee80211_reconfig(struct ieee80211_local *local)
struct sta_info *sta;
unsigned long flags;
int res;
- bool from_suspend = local->suspended;
- /*
- * We're going to start the hardware, at that point
- * we are no longer suspended and can RX frames.
- */
- local->suspended = false;
+ if (local->suspended)
+ local->resuming = true;
/* restart hardware */
if (local->open_count) {
@@ -1129,11 +1125,14 @@ int ieee80211_reconfig(struct ieee80211_local *local)
* If this is for hw restart things are still running.
* We may want to change that later, however.
*/
- if (!from_suspend)
+ if (!local->suspended)
return 0;
#ifdef CONFIG_PM
+ /* first set suspended false, then resuming */
local->suspended = false;
+ mb();
+ local->resuming = false;
list_for_each_entry(sdata, &local->interfaces, list) {
switch(sdata->vif.type) {
diff --git a/net/rfkill/core.c b/net/rfkill/core.c
index ba2efb960c6..a001f7c1f71 100644
--- a/net/rfkill/core.c
+++ b/net/rfkill/core.c
@@ -1189,6 +1189,7 @@ static long rfkill_fop_ioctl(struct file *file, unsigned int cmd,
#endif
static const struct file_operations rfkill_fops = {
+ .owner = THIS_MODULE,
.open = rfkill_fop_open,
.read = rfkill_fop_read,
.write = rfkill_fop_write,