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Diffstat (limited to 'net/mac80211/tx.c')
-rw-r--r--net/mac80211/tx.c58
1 files changed, 40 insertions, 18 deletions
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index 3b3bcefbf657..0b719f3d2dec 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -5,7 +5,7 @@
* Copyright 2006-2007 Jiri Benc <jbenc@suse.cz>
* Copyright 2007 Johannes Berg <johannes@sipsolutions.net>
* Copyright 2013-2014 Intel Mobile Communications GmbH
- * Copyright (C) 2018-2020 Intel Corporation
+ * Copyright (C) 2018-2021 Intel Corporation
*
* Transmit and frame generation functions.
*/
@@ -1388,8 +1388,20 @@ static void ieee80211_txq_enqueue(struct ieee80211_local *local,
ieee80211_set_skb_enqueue_time(skb);
spin_lock_bh(&fq->lock);
- fq_tin_enqueue(fq, tin, flow_idx, skb,
- fq_skb_free_func);
+ /*
+ * For management frames, don't really apply codel etc.,
+ * we don't want to apply any shaping or anything we just
+ * want to simplify the driver API by having them on the
+ * txqi.
+ */
+ if (unlikely(txqi->txq.tid == IEEE80211_NUM_TIDS)) {
+ IEEE80211_SKB_CB(skb)->control.flags |=
+ IEEE80211_TX_INTCFL_NEED_TXPROCESSING;
+ __skb_queue_tail(&txqi->frags, skb);
+ } else {
+ fq_tin_enqueue(fq, tin, flow_idx, skb,
+ fq_skb_free_func);
+ }
spin_unlock_bh(&fq->lock);
}
@@ -1684,7 +1696,7 @@ static bool __ieee80211_tx(struct ieee80211_local *local,
struct ieee80211_sub_if_data *sdata;
struct ieee80211_vif *vif;
struct sk_buff *skb;
- bool result = true;
+ bool result;
__le16 fc;
if (WARN_ON(skb_queue_empty(skbs)))
@@ -2267,17 +2279,6 @@ netdev_tx_t ieee80211_monitor_start_xmit(struct sk_buff *skb,
payload[7]);
}
- /* Initialize skb->priority for QoS frames. If the DONT_REORDER flag
- * is set, stick to the default value for skb->priority to assure
- * frames injected with this flag are not reordered relative to each
- * other.
- */
- if (ieee80211_is_data_qos(hdr->frame_control) &&
- !(info->control.flags & IEEE80211_TX_CTRL_DONT_REORDER)) {
- u8 *p = ieee80211_get_qos_ctl(hdr);
- skb->priority = *p & IEEE80211_QOS_CTL_TAG1D_MASK;
- }
-
rcu_read_lock();
/*
@@ -2341,6 +2342,15 @@ netdev_tx_t ieee80211_monitor_start_xmit(struct sk_buff *skb,
info->band = chandef->chan->band;
+ /* Initialize skb->priority according to frame type and TID class,
+ * with respect to the sub interface that the frame will actually
+ * be transmitted on. If the DONT_REORDER flag is set, the original
+ * skb-priority is preserved to assure frames injected with this
+ * flag are not reordered relative to each other.
+ */
+ ieee80211_select_queue_80211(sdata, skb, hdr);
+ skb_set_queue_mapping(skb, ieee80211_ac_from_tid(skb->priority));
+
/* remove the injection radiotap header */
skb_pull(skb, len_rthdr);
@@ -3580,10 +3590,16 @@ begin:
/* Make sure fragments stay together. */
skb = __skb_dequeue(&txqi->frags);
- if (skb)
- goto out;
+ if (unlikely(skb)) {
+ if (!(IEEE80211_SKB_CB(skb)->control.flags &
+ IEEE80211_TX_INTCFL_NEED_TXPROCESSING))
+ goto out;
+ IEEE80211_SKB_CB(skb)->control.flags &=
+ ~IEEE80211_TX_INTCFL_NEED_TXPROCESSING;
+ } else {
+ skb = fq_tin_dequeue(fq, tin, fq_tin_dequeue_func);
+ }
- skb = fq_tin_dequeue(fq, tin, fq_tin_dequeue_func);
if (!skb)
goto out;
@@ -3835,6 +3851,9 @@ bool ieee80211_txq_airtime_check(struct ieee80211_hw *hw,
if (!txq->sta)
return true;
+ if (unlikely(txq->tid == IEEE80211_NUM_TIDS))
+ return true;
+
sta = container_of(txq->sta, struct sta_info, sta);
if (atomic_read(&sta->airtime[txq->ac].aql_tx_pending) <
sta->airtime[txq->ac].aql_limit_low)
@@ -4150,6 +4169,9 @@ static bool ieee80211_tx_8023(struct ieee80211_sub_if_data *sdata,
unsigned long flags;
int q = info->hw_queue;
+ if (sta)
+ sk_pacing_shift_update(skb->sk, local->hw.tx_sk_pacing_shift);
+
if (ieee80211_queue_skb(local, sdata, sta, skb))
return true;