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mt76: mt7615: fix tx status rate index calculation 

A switch from one rate index to the next only happens when tx count from
the current slot is greater than MT7615_RATE_RETRY, which is 1 has to be
subtracted from count, instead of added to it.

Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Felix Fietkau 2020-04-22 13:10:00 +02:00
parent ad333c2ad2
commit 97507b38a4
1 changed files with 1 additions and 1 deletions
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2
drivers/net/wireless/mediatek/mt76/mt7615/mac.c
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@ -1148,7 +1148,7 @@ static bool mt7615_fill_txs(struct mt7615_dev *dev, struct mt7615_sta *sta,
if (ampdu || (info->flags & IEEE80211_TX_CTL_AMPDU))
info->flags |= IEEE80211_TX_STAT_AMPDU | IEEE80211_TX_CTL_AMPDU;
first_idx = max_t(int, 0, last_idx - (count + 1) / MT7615_RATE_RETRY);
first_idx = max_t(int, 0, last_idx - (count - 1) / MT7615_RATE_RETRY);
if (fixed_rate && !probe) {
info->status.rates[0].count = count;