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mac80211: move BA session work

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Move the block-ack session works into common
code, since it will be needed for RX agg too
in the next patches.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Johannes Berg
2010-06-10 10:21:43 +02:00
committed by John W. Linville
parent 0ab337032a
commit 67c282c00c
4 changed files with 40 additions and 38 deletions
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32
net/mac80211/ht.c
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@ -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)