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mac80211: A-MPDU Tx add session's and low level driver's API

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This patch adds the API for 3 stages in A-MPDU Tx session flow:
- request mac80211 to start/stop A-MPDU Tx session for specific TID. such a
  request should be issued by a load aware element, either mac80211 itself
  or external element.
- requests by mac80211 to low-level driver to start/stop Tx aggregation.
  notice that low level driver responds now with Starting Sequence Number.
- async feedback by low-level to mac80211 to inform that HW is ready for
  next A-MPDU Tx state.
Changes in API to Rx A-MPDU were also made, reflected in iwlwifi changes as
well.

Signed-off-by: Ron Rindjunsky <ron.rindjunsky@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Ron Rindjunsky
2008-01-28 14:07:15 +02:00
committed by John W. Linville
parent 8816edcea9
commit 0df3ef45a3
4 changed files with 89 additions and 7 deletions
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4
net/mac80211/ieee80211_sta.c
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@@ -1128,7 +1128,7 @@ static void ieee80211_sta_process_addba_request(struct net_device *dev,
if (local->ops->ampdu_action)
ret = local->ops->ampdu_action(hw, IEEE80211_AMPDU_RX_START,
sta->addr, tid, start_seq_num);
sta->addr, tid, &start_seq_num);
#ifdef CONFIG_MAC80211_HT_DEBUG
printk(KERN_DEBUG "Rx A-MPDU on tid %d result %d", tid, ret);
#endif /* CONFIG_MAC80211_HT_DEBUG */
@@ -1230,7 +1230,7 @@ void ieee80211_sta_stop_rx_ba_session(struct net_device *dev, u8 *ra, u16 tid,
BUG_ON(!local->ops->ampdu_action);
ret = local->ops->ampdu_action(hw, IEEE80211_AMPDU_RX_STOP,
ra, tid, EINVAL);
ra, tid, NULL);
if (ret)
printk(KERN_DEBUG "HW problem - can not stop rx "
"aggergation for tid %d\n", tid);