mac80211: simplify TX aggregation start

There really is no need to make drivers call the
ieee80211_start_tx_ba_cb_irqsafe() function and then
schedule the worker if all we want is to set a bit.

Add a new return value (that was previously considered
invalid) to indicate that the driver is immediately
ready for the session, and make drivers use it. The
only drivers that remain different are the Intel ones
as they need to negotiate more with the firmware.

Link: https://lore.kernel.org/r/1570007543-I152912660131cbab2e5d80b4218238c20f8a06e5@changeid
Signed-off-by: Johannes Berg <[email protected]>
This commit is contained in:
Johannes Berg
2020-08-24 18:54:18 +02:00
committed by Felix Fietkau
parent 90c8422d3f
commit 9cbbe4a30e
3 changed files with 9 additions and 6 deletions
+3 -2
View File
@@ -569,6 +569,7 @@ mt7603_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
u16 ssn = params->ssn;
u8 ba_size = params->buf_size;
struct mt76_txq *mtxq;
int ret = 0;
if (!txq)
return -EINVAL;
@@ -597,7 +598,7 @@ mt7603_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
break;
case IEEE80211_AMPDU_TX_START:
mtxq->agg_ssn = IEEE80211_SN_TO_SEQ(ssn);
ieee80211_start_tx_ba_cb_irqsafe(vif, sta->addr, tid);
ret = IEEE80211_AMPDU_TX_START_IMMEDIATE;
break;
case IEEE80211_AMPDU_TX_STOP_CONT:
mtxq->aggr = false;
@@ -607,7 +608,7 @@ mt7603_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
}
mutex_unlock(&dev->mt76.mutex);
return 0;
return ret;
}
static void
+3 -2
View File
@@ -783,6 +783,7 @@ mt7615_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
u16 tid = params->tid;
u16 ssn = params->ssn;
struct mt76_txq *mtxq;
int ret = 0;
if (!txq)
return -EINVAL;
@@ -817,7 +818,7 @@ mt7615_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
case IEEE80211_AMPDU_TX_START:
ssn = mt7615_mac_get_sta_tid_sn(dev, msta->wcid.idx, tid);
params->ssn = ssn;
ieee80211_start_tx_ba_cb_irqsafe(vif, sta->addr, tid);
ret = IEEE80211_AMPDU_TX_START_IMMEDIATE;
break;
case IEEE80211_AMPDU_TX_STOP_CONT:
mtxq->aggr = false;
@@ -827,7 +828,7 @@ mt7615_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
}
mt7615_mutex_release(dev);
return 0;
return ret;
}
static int
+3 -2
View File
@@ -363,6 +363,7 @@ int mt76x02_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
u16 tid = params->tid;
u16 ssn = params->ssn;
struct mt76_txq *mtxq;
int ret = 0;
if (!txq)
return -EINVAL;
@@ -392,7 +393,7 @@ int mt76x02_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
break;
case IEEE80211_AMPDU_TX_START:
mtxq->agg_ssn = IEEE80211_SN_TO_SEQ(ssn);
ieee80211_start_tx_ba_cb_irqsafe(vif, sta->addr, tid);
ret = IEEE80211_AMPDU_TX_START_IMMEDIATE;
break;
case IEEE80211_AMPDU_TX_STOP_CONT:
mtxq->aggr = false;
@@ -401,7 +402,7 @@ int mt76x02_ampdu_action(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
}
mutex_unlock(&dev->mt76.mutex);
return 0;
return ret;
}
EXPORT_SYMBOL_GPL(mt76x02_ampdu_action);