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rt2x00: Introduce beacon_update_locked that requires caller locking

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Introduce a beacon_update_locked function that does not acquire the
according beacon mutex to allow beacon updates from atomic context. The
caller has to take care of synchronization.

No functional changes. Just preparation for beacon updates from tasklet
context.

Signed-off-by: Helmut Schaa <helmut.schaa@googlemail.com>
Acked-by: Gertjan van Wingerde <gwingerde@gmail.com>
Signed-off-by: Ivo van Doorn <IvDoorn@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Helmut Schaa
2011-01-30 13:16:28 +01:00
committed by John W. Linville
parent 69cf36a452
commit 8414ff07ac
2 changed files with 27 additions and 9 deletions
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12
drivers/net/wireless/rt2x00/rt2x00lib.h
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@ -157,13 +157,23 @@ int rt2x00queue_write_tx_frame(struct data_queue *queue, struct sk_buff *skb,
bool local);
/**
* rt2x00queue_update_beacon - Send new beacon from mac80211 to hardware
* rt2x00queue_update_beacon - Send new beacon from mac80211
* to hardware. Handles locking by itself (mutex).
* @rt2x00dev: Pointer to &struct rt2x00_dev.
* @vif: Interface for which the beacon should be updated.
*/
int rt2x00queue_update_beacon(struct rt2x00_dev *rt2x00dev,
struct ieee80211_vif *vif);
/**
* rt2x00queue_update_beacon_locked - Send new beacon from mac80211
* to hardware. Caller needs to ensure locking.
* @rt2x00dev: Pointer to &struct rt2x00_dev.
* @vif: Interface for which the beacon should be updated.
*/
int rt2x00queue_update_beacon_locked(struct rt2x00_dev *rt2x00dev,
struct ieee80211_vif *vif);
/**
* rt2x00queue_clear_beacon - Clear beacon in hardware
* @rt2x00dev: Pointer to &struct rt2x00_dev.