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mac80211: add ieee80211_queue_stopped)

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This patch adds ieee80211_queue_stopped that let drivers to query
queue status

Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Tomas Winkler
2008-07-24 21:02:04 +03:00
committed by John W. Linville
parent 5442060c08
commit 92ab853549
2 changed files with 17 additions and 0 deletions
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10
include/net/mac80211.h
View File

@@ -1607,6 +1607,16 @@ void ieee80211_wake_queue(struct ieee80211_hw *hw, int queue);
*/ */
void ieee80211_stop_queue(struct ieee80211_hw *hw, int queue); void ieee80211_stop_queue(struct ieee80211_hw *hw, int queue);
/**
* ieee80211_queue_stopped - test status of the queue
* @hw: pointer as obtained from ieee80211_alloc_hw().
* @queue: queue number (counted from zero).
*
* Drivers should use this function instead of netif_stop_queue.
*/
int ieee80211_queue_stopped(struct ieee80211_hw *hw, int queue);
/** /**
* ieee80211_stop_queues - stop all queues * ieee80211_stop_queues - stop all queues
* @hw: pointer as obtained from ieee80211_alloc_hw(). * @hw: pointer as obtained from ieee80211_alloc_hw().

7
net/mac80211/util.c
View File

@@ -386,6 +386,13 @@ void ieee80211_stop_queues(struct ieee80211_hw *hw)
} }
EXPORT_SYMBOL(ieee80211_stop_queues); EXPORT_SYMBOL(ieee80211_stop_queues);
int ieee80211_queue_stopped(struct ieee80211_hw *hw, int queue)
{
struct ieee80211_local *local = hw_to_local(hw);
return __netif_subqueue_stopped(local->mdev, queue);
}
EXPORT_SYMBOL(ieee80211_queue_stopped);
void ieee80211_wake_queues(struct ieee80211_hw *hw) void ieee80211_wake_queues(struct ieee80211_hw *hw)
{ {
int i; int i;