The count field in struct ieee80211_tx_rate does not include the final
successful attempt, so only report retries here.
Fix the struct ieee80211_tx_rate::idx field when MCS was used. It is
supposed to be the MCS index, not an internal index to the rate
control algorithm table.
Signed-off-by: Jouni Malinen <jouni.malinen@xxxxxxxxxxx>
---
drivers/net/wireless/ath9k/xmit.c | 10 +++++++++-
1 file changed, 9 insertions(+), 1 deletion(-)
--- wireless-testing.orig/drivers/net/wireless/ath9k/xmit.c 2008-12-15 15:28:09.000000000 +0200
+++ wireless-testing/drivers/net/wireless/ath9k/xmit.c 2008-12-15 15:35:33.000000000 +0200
@@ -125,7 +125,15 @@ static void ath_tx_complete(struct ath_s
tx_info->flags |= IEEE80211_TX_STAT_ACK;
}
- tx_info->status.rates[0].count = tx_status->retries + 1;
+ tx_info->status.rates[0].count = tx_status->retries;
+ if (tx_info->status.rates[0].flags & IEEE80211_TX_RC_MCS) {
+ /* Change idx from internal table index to MCS index */
+ int idx = tx_info->status.rates[0].idx;
+ struct ath_rate_table *rate_table = sc->cur_rate_table;
+ if (idx >= 0 && idx < rate_table->rate_cnt)
+ tx_info->status.rates[0].idx =
+ rate_table->info[idx].ratecode & 0x7f;
+ }
ieee80211_tx_status(hw, skb);
}
--
Jouni Malinen PGP id EFC895FA
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