diff options
Diffstat (limited to 'net/mac80211/airtime.c')
| -rw-r--r-- | net/mac80211/airtime.c | 26 |
1 files changed, 21 insertions, 5 deletions
diff --git a/net/mac80211/airtime.c b/net/mac80211/airtime.c index 9fc2968856c0..366f76c9003d 100644 --- a/net/mac80211/airtime.c +++ b/net/mac80211/airtime.c @@ -551,7 +551,7 @@ EXPORT_SYMBOL_GPL(ieee80211_calc_tx_airtime); u32 ieee80211_calc_expected_tx_airtime(struct ieee80211_hw *hw, struct ieee80211_vif *vif, struct ieee80211_sta *pubsta, - int len) + int len, bool ampdu) { struct ieee80211_supported_band *sband; struct ieee80211_chanctx_conf *conf; @@ -572,10 +572,26 @@ u32 ieee80211_calc_expected_tx_airtime(struct ieee80211_hw *hw, if (pubsta) { struct sta_info *sta = container_of(pubsta, struct sta_info, sta); - - return ieee80211_calc_tx_airtime_rate(hw, - &sta->tx_stats.last_rate, - band, len); + struct ieee80211_tx_rate *rate = &sta->tx_stats.last_rate; + u32 airtime; + + if (!(rate->flags & (IEEE80211_TX_RC_VHT_MCS | + IEEE80211_TX_RC_MCS))) + ampdu = false; + + /* + * Assume that HT/VHT transmission on any AC except VO will + * use aggregation. Since we don't have reliable reporting + * of aggregation length, assume an average of 16. + * This will not be very accurate, but much better than simply + * assuming un-aggregated tx. + */ + airtime = ieee80211_calc_tx_airtime_rate(hw, rate, band, + ampdu ? len * 16 : len); + if (ampdu) + airtime /= 16; + + return airtime; } if (!conf) |