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mt76: unify AC to hw queue mapping

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Use the same AC to hardware queue mappings for all subdrivers.
Note: this change BK and BE mappings for USB drivers.

Signed-off-by: Stanislaw Gruszka <[email protected]>
This commit is contained in:
Stanislaw Gruszka
2018-09-11 13:49:19 +02:00
committed by Felix Fietkau
parent 2a20cfc1a4
commit a69033307e
5 changed files with 22 additions and 18 deletions
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mt76.h
+1 -7
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@@ -519,13 +519,7 @@ static inline int mt76_decr(int val, int size)
return (val - 1) & (size - 1);
}
/* Hardware uses mirrored order of queues with Q3
* having the highest priority
*/
static inline u8 q2hwq(u8 q)
{
return q ^ 0x3;
}
u8 mt76_ac_to_hwq(u8 ac);
static inline struct ieee80211_txq *
mtxq_to_txq(struct mt76_txq *mtxq)
mt76x0/tx.c
+2 -2
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@@ -25,7 +25,7 @@ static u8 skb2q(struct sk_buff *skb)
skb_set_queue_mapping(skb, qid);
}
return q2hwq(qid);
return mt76_ac_to_hwq(qid);
}
static void mt76x0_tx_skb_remove_dma_overhead(struct sk_buff *skb,
@@ -216,7 +216,7 @@ int mt76x0_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif,
u16 queue, const struct ieee80211_tx_queue_params *params)
{
struct mt76x0_dev *dev = hw->priv;
u8 cw_min = 5, cw_max = 10, hw_q = q2hwq(queue);
u8 cw_min = 5, cw_max = 10, hw_q = mt76_ac_to_hwq(queue);
u32 val;
/* TODO: should we do funny things with the parameters?
mt76x2_dma.c
+2 -8
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@@ -102,12 +102,6 @@ mt76x2_tx_tasklet(unsigned long data)
int mt76x2_dma_init(struct mt76x2_dev *dev)
{
static const u8 wmm_queue_map[] = {
[IEEE80211_AC_BE] = 0,
[IEEE80211_AC_BK] = 1,
[IEEE80211_AC_VI] = 2,
[IEEE80211_AC_VO] = 3,
};
int ret;
int i;
struct mt76_txwi_cache __maybe_unused *t;
@@ -125,9 +119,9 @@ int mt76x2_dma_init(struct mt76x2_dev *dev)
mt76_wr(dev, MT_WPDMA_RST_IDX, ~0);
for (i = 0; i < ARRAY_SIZE(wmm_queue_map); i++) {
for (i = 0; i < IEEE80211_NUM_ACS; i++) {
ret = mt76x2_init_tx_queue(dev, &dev->mt76.q_tx[i],
wmm_queue_map[i], MT_TX_RING_SIZE);
mt76_ac_to_hwq(i), MT_TX_RING_SIZE);
if (ret)
return ret;
}
tx.c
+16
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@@ -442,3 +442,19 @@ void mt76_txq_init(struct mt76_dev *dev, struct ieee80211_txq *txq)
mtxq->hwq = &dev->q_tx[mt76_txq_get_qid(txq)];
}
EXPORT_SYMBOL_GPL(mt76_txq_init);
u8 mt76_ac_to_hwq(u8 ac)
{
static const u8 wmm_queue_map[] = {
[IEEE80211_AC_BE] = 0,
[IEEE80211_AC_BK] = 1,
[IEEE80211_AC_VI] = 2,
[IEEE80211_AC_VO] = 3,
};
if (WARN_ON(ac >= IEEE80211_NUM_ACS))
return 0;
return wmm_queue_map[ac];
}
EXPORT_SYMBOL_GPL(mt76_ac_to_hwq);
usb.c
+1 -1
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@@ -715,7 +715,7 @@ static int mt76u_alloc_tx(struct mt76_dev *dev)
q = &dev->q_tx[i];
spin_lock_init(&q->lock);
INIT_LIST_HEAD(&q->swq);
q->hw_idx = q2hwq(i);
q->hw_idx = mt76_ac_to_hwq(i);
q->entry = devm_kzalloc(dev->dev,
MT_NUM_TX_ENTRIES * sizeof(*q->entry),