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mt76: skip queue stop/wake, rely entirely on txq scheduling

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Signed-off-by: Felix Fietkau <[email protected]>
This commit is contained in:
Felix Fietkau
2020-11-25 19:54:16 +01:00
parent aa893c73bf
commit e44b7c9107
1 changed files with 0 additions and 48 deletions
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tx.c
-48
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@@ -502,47 +502,6 @@ mt76_txq_schedule_list(struct mt76_phy *phy, enum mt76_txq_id qid)
return ret; return ret;
} }
static void
__mt76_tx_check_hwq_stop(struct mt76_phy *phy, struct mt76_queue *q,
bool stopped)
{
int i;
for (i = 0; i < IEEE80211_NUM_ACS; i++) {
if (phy->q_tx[i] != q)
continue;
if (stopped)
ieee80211_stop_queue(phy->hw, i);
else
ieee80211_wake_queue(phy->hw, i);
}
}
static bool
mt76_tx_check_hwq_stop(struct mt76_dev *dev, struct mt76_queue *q)
{
return q->blocked || q->queued >= q->ndesc - MT_TXQ_FREE_THR;
}
static void
mt76_tx_update_hwq_stop(struct mt76_dev *dev, struct mt76_queue *q)
{
bool stopped, prev_stopped;
stopped = mt76_tx_check_hwq_stop(dev, q);
prev_stopped = q->stopped;
q->stopped = stopped;
if (stopped == prev_stopped)
return;
__mt76_tx_check_hwq_stop(&dev->phy, q, stopped);
if (dev->phy2)
__mt76_tx_check_hwq_stop(dev->phy2, q, stopped);
}
void mt76_txq_schedule(struct mt76_phy *phy, enum mt76_txq_id qid) void mt76_txq_schedule(struct mt76_phy *phy, enum mt76_txq_id qid)
{ {
struct mt76_queue *q; struct mt76_queue *q;
@@ -552,9 +511,6 @@ void mt76_txq_schedule(struct mt76_phy *phy, enum mt76_txq_id qid)
return; return;
q = phy->q_tx[qid]; q = phy->q_tx[qid];
spin_lock_bh(&q->lock);
mt76_tx_update_hwq_stop(phy->dev, q);
spin_unlock_bh(&q->lock);
rcu_read_lock(); rcu_read_lock();
@@ -676,10 +632,6 @@ void mt76_queue_tx_complete(struct mt76_dev *dev, struct mt76_queue *q,
spin_lock_bh(&q->lock); spin_lock_bh(&q->lock);
q->tail = (q->tail + 1) % q->ndesc; q->tail = (q->tail + 1) % q->ndesc;
q->queued--; q->queued--;
if (q->stopped && !mt76_tx_check_hwq_stop(dev, q))
mt76_worker_schedule(&dev->tx_worker);
spin_unlock_bh(&q->lock); spin_unlock_bh(&q->lock);
} }
EXPORT_SYMBOL_GPL(mt76_queue_tx_complete); EXPORT_SYMBOL_GPL(mt76_queue_tx_complete);