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From: Felix Fietkau <nbd@openwrt.org>
Date: Sat, 15 Nov 2014 22:23:44 +0100
Subject: [PATCH] mac80211: add tx_status_noskb to rate_control_ops
This op works like .tx_status, except it does not need access to the
skb. This will be used by drivers that cannot match tx status
information to specific packets.
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
---
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -4727,6 +4727,10 @@ struct rate_control_ops {
void (*free_sta)(void *priv, struct ieee80211_sta *sta,
void *priv_sta);
+ void (*tx_status_noskb)(void *priv,
+ struct ieee80211_supported_band *sband,
+ struct ieee80211_sta *sta, void *priv_sta,
+ struct ieee80211_tx_info *info);
void (*tx_status)(void *priv, struct ieee80211_supported_band *sband,
struct ieee80211_sta *sta, void *priv_sta,
struct sk_buff *skb);
--- a/net/mac80211/rate.h
+++ b/net/mac80211/rate.h
@@ -37,11 +37,15 @@ static inline void rate_control_tx_statu
struct rate_control_ref *ref = local->rate_ctrl;
struct ieee80211_sta *ista = &sta->sta;
void *priv_sta = sta->rate_ctrl_priv;
+ struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
if (!ref || !test_sta_flag(sta, WLAN_STA_RATE_CONTROL))
return;
- ref->ops->tx_status(ref->priv, sband, ista, priv_sta, skb);
+ if (ref->ops->tx_status)
+ ref->ops->tx_status(ref->priv, sband, ista, priv_sta, skb);
+ else
+ ref->ops->tx_status_noskb(ref->priv, sband, ista, priv_sta, info);
}
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