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yaml
---
r: 203009
b: refs/heads/master
c: 67c282c
h: refs/heads/master
i:
  203007: e8902f6
v: v3
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Johannes Berg authored and John W. Linville committed Jun 14, 2010
1 parent 490f7ea commit aca1ed0
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Showing 5 changed files with 41 additions and 39 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 0ab337032a0dfcd5f2527d3306d3deeba5f95b59
refs/heads/master: 67c282c00c9c06733aae229662d209957f6d23a7
39 changes: 3 additions & 36 deletions trunk/net/mac80211/agg-tx.c
Original file line number Diff line number Diff line change
Expand Up @@ -133,9 +133,8 @@ static void kfree_tid_tx(struct rcu_head *rcu_head)
kfree(tid_tx);
}

static int ___ieee80211_stop_tx_ba_session(
struct sta_info *sta, u16 tid,
enum ieee80211_back_parties initiator)
int ___ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid,
enum ieee80211_back_parties initiator)
{
struct ieee80211_local *local = sta->local;
struct tid_ampdu_tx *tid_tx = sta->ampdu_mlme.tid_tx[tid];
Expand Down Expand Up @@ -262,7 +261,7 @@ ieee80211_wake_queue_agg(struct ieee80211_local *local, int tid)
__release(agg_queue);
}

static void ieee80211_tx_ba_session_handle_start(struct sta_info *sta, int tid)
void ieee80211_tx_ba_session_handle_start(struct sta_info *sta, int tid)
{
struct tid_ampdu_tx *tid_tx = sta->ampdu_mlme.tid_tx[tid];
struct ieee80211_local *local = sta->local;
Expand Down Expand Up @@ -318,38 +317,6 @@ static void ieee80211_tx_ba_session_handle_start(struct sta_info *sta, int tid)
0x40, 5000);
}

void ieee80211_tx_ba_session_work(struct work_struct *work)
{
struct sta_info *sta =
container_of(work, struct sta_info, ampdu_mlme.work);
struct tid_ampdu_tx *tid_tx;
int tid;

/*
* When this flag is set, new sessions should be
* blocked, and existing sessions will be torn
* down by the code that set the flag, so this
* need not run.
*/
if (test_sta_flags(sta, WLAN_STA_BLOCK_BA))
return;

spin_lock_bh(&sta->lock);
for (tid = 0; tid < STA_TID_NUM; tid++) {
tid_tx = sta->ampdu_mlme.tid_tx[tid];
if (!tid_tx)
continue;

if (test_bit(HT_AGG_STATE_WANT_START, &tid_tx->state))
ieee80211_tx_ba_session_handle_start(sta, tid);
else if (test_and_clear_bit(HT_AGG_STATE_WANT_STOP,
&tid_tx->state))
___ieee80211_stop_tx_ba_session(sta, tid,
WLAN_BACK_INITIATOR);
}
spin_unlock_bh(&sta->lock);
}

int ieee80211_start_tx_ba_session(struct ieee80211_sta *pubsta, u16 tid)
{
struct sta_info *sta = container_of(pubsta, struct sta_info, sta);
Expand Down
32 changes: 32 additions & 0 deletions trunk/net/mac80211/ht.c
Original file line number Diff line number Diff line change
Expand Up @@ -114,6 +114,38 @@ void ieee80211_sta_tear_down_BA_sessions(struct sta_info *sta)
}
}

void ieee80211_ba_session_work(struct work_struct *work)
{
struct sta_info *sta =
container_of(work, struct sta_info, ampdu_mlme.work);
struct tid_ampdu_tx *tid_tx;
int tid;

/*
* When this flag is set, new sessions should be
* blocked, and existing sessions will be torn
* down by the code that set the flag, so this
* need not run.
*/
if (test_sta_flags(sta, WLAN_STA_BLOCK_BA))
return;

spin_lock_bh(&sta->lock);
for (tid = 0; tid < STA_TID_NUM; tid++) {
tid_tx = sta->ampdu_mlme.tid_tx[tid];
if (!tid_tx)
continue;

if (test_bit(HT_AGG_STATE_WANT_START, &tid_tx->state))
ieee80211_tx_ba_session_handle_start(sta, tid);
else if (test_and_clear_bit(HT_AGG_STATE_WANT_STOP,
&tid_tx->state))
___ieee80211_stop_tx_ba_session(sta, tid,
WLAN_BACK_INITIATOR);
}
spin_unlock_bh(&sta->lock);
}

void ieee80211_send_delba(struct ieee80211_sub_if_data *sdata,
const u8 *da, u16 tid,
u16 initiator, u16 reason_code)
Expand Down
5 changes: 4 additions & 1 deletion trunk/net/mac80211/ieee80211_i.h
Original file line number Diff line number Diff line change
Expand Up @@ -1113,9 +1113,12 @@ void ieee80211_process_addba_request(struct ieee80211_local *local,

int __ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid,
enum ieee80211_back_parties initiator);
int ___ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid,
enum ieee80211_back_parties initiator);
void ieee80211_start_tx_ba_cb(struct ieee80211_vif *vif, u8 *ra, u16 tid);
void ieee80211_stop_tx_ba_cb(struct ieee80211_vif *vif, u8 *ra, u8 tid);
void ieee80211_tx_ba_session_work(struct work_struct *work);
void ieee80211_ba_session_work(struct work_struct *work);
void ieee80211_tx_ba_session_handle_start(struct sta_info *sta, int tid);

/* Spectrum management */
void ieee80211_process_measurement_req(struct ieee80211_sub_if_data *sdata,
Expand Down
2 changes: 1 addition & 1 deletion trunk/net/mac80211/sta_info.c
Original file line number Diff line number Diff line change
Expand Up @@ -235,7 +235,7 @@ struct sta_info *sta_info_alloc(struct ieee80211_sub_if_data *sdata,
spin_lock_init(&sta->lock);
spin_lock_init(&sta->flaglock);
INIT_WORK(&sta->drv_unblock_wk, sta_unblock);
INIT_WORK(&sta->ampdu_mlme.work, ieee80211_tx_ba_session_work);
INIT_WORK(&sta->ampdu_mlme.work, ieee80211_ba_session_work);

memcpy(sta->sta.addr, addr, ETH_ALEN);
sta->local = local;
Expand Down

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