提交 2b874e83 编写于 作者: J Johannes Berg 提交者: John W. Linville

mac80211: rate control status only for controlled packets

This patch changes mac80211 to not notify the rate control algorithm's
tx_status() method when reporting status for a packet that didn't go
through the rate control algorithm's get_rate() method.
Signed-off-by: NJohannes Berg <johannes@sipsolutions.net>
Signed-off-by: NJohn W. Linville <linville@tuxdriver.com>
上级 4a48e2a4
......@@ -245,6 +245,9 @@ struct ieee80211_bss_conf {
* @IEEE80211_TX_CTL_RATE_CTRL_PROBE: internal to mac80211, can be
* set by rate control algorithms to indicate probe rate, will
* be cleared for fragmented frames (except on the last fragment)
* @IEEE80211_TX_INTFL_RCALGO: mac80211 internal flag, do not test or
* set this flag in the driver; indicates that the rate control
* algorithm was used and should be notified of TX status
*/
enum mac80211_tx_control_flags {
IEEE80211_TX_CTL_REQ_TX_STATUS = BIT(0),
......@@ -260,6 +263,7 @@ enum mac80211_tx_control_flags {
IEEE80211_TX_STAT_AMPDU = BIT(10),
IEEE80211_TX_STAT_AMPDU_NO_BACK = BIT(11),
IEEE80211_TX_CTL_RATE_CTRL_PROBE = BIT(12),
IEEE80211_TX_INTFL_RCALGO = BIT(13),
};
/**
......
......@@ -219,10 +219,12 @@ void rate_control_get_rate(struct ieee80211_sub_if_data *sdata,
info->control.rates[i].count = 1;
}
if (sta && sdata->force_unicast_rateidx > -1)
if (sta && sdata->force_unicast_rateidx > -1) {
info->control.rates[0].idx = sdata->force_unicast_rateidx;
else
} else {
ref->ops->get_rate(ref->priv, ista, priv_sta, txrc);
info->flags |= IEEE80211_TX_INTFL_RCALGO;
}
/*
* try to enforce the maximum rate the user wanted
......
......@@ -44,7 +44,9 @@ static inline void rate_control_tx_status(struct ieee80211_local *local,
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 (likely(info->flags & IEEE80211_TX_INTFL_RCALGO))
ref->ops->tx_status(ref->priv, sband, ista, priv_sta, skb);
}
......
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