diff options
| author | Takashi Iwai <tiwai@suse.de> | 2012-08-03 12:59:38 +0200 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2012-08-03 12:59:38 +0200 |
| commit | d30a0d839a5a282e43353fee53d5dc70db5eceda (patch) | |
| tree | 189a91615be3174a9ff8b20937359d11298433af /drivers/net/wireless/ath/ath9k/rc.c | |
| parent | fcfb7866af9a5d0280b7e51dd772990c636b7dec (diff) | |
| parent | 988aec3de5f0fa848f26fbf64f9e83364d6b3c25 (diff) | |
Merge branch 'topic/next' into for-next
Diffstat (limited to 'drivers/net/wireless/ath/ath9k/rc.c')
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/rc.c | 17 |
1 files changed, 8 insertions, 9 deletions
diff --git a/drivers/net/wireless/ath/ath9k/rc.c b/drivers/net/wireless/ath/ath9k/rc.c index 92a6c0a87f8..e034add9cd5 100644 --- a/drivers/net/wireless/ath/ath9k/rc.c +++ b/drivers/net/wireless/ath/ath9k/rc.c @@ -770,7 +770,7 @@ static void ath_get_rate(void *priv, struct ieee80211_sta *sta, void *priv_sta, struct ieee80211_tx_rate *rates = tx_info->control.rates; struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data; __le16 fc = hdr->frame_control; - u8 try_per_rate, i = 0, rix, high_rix; + u8 try_per_rate, i = 0, rix; int is_probe = 0; if (rate_control_send_low(sta, priv_sta, txrc)) @@ -791,7 +791,6 @@ static void ath_get_rate(void *priv, struct ieee80211_sta *sta, void *priv_sta, rate_table = ath_rc_priv->rate_table; rix = ath_rc_get_highest_rix(sc, ath_rc_priv, rate_table, &is_probe, false); - high_rix = rix; /* * If we're in HT mode and both us and our peer supports LDPC. @@ -839,16 +838,16 @@ static void ath_get_rate(void *priv, struct ieee80211_sta *sta, void *priv_sta, try_per_rate = 8; /* - * Use a legacy rate as last retry to ensure that the frame - * is tried in both MCS and legacy rates. + * If the last rate in the rate series is MCS and has + * more than 80% of per thresh, then use a legacy rate + * as last retry to ensure that the frame is tried in both + * MCS and legacy rate. */ - if ((rates[2].flags & IEEE80211_TX_RC_MCS) && - (!(tx_info->flags & IEEE80211_TX_CTL_AMPDU) || - (ath_rc_priv->per[high_rix] > 45))) + ath_rc_get_lower_rix(rate_table, ath_rc_priv, rix, &rix); + if (WLAN_RC_PHY_HT(rate_table->info[rix].phy) && + (ath_rc_priv->per[rix] > 45)) rix = ath_rc_get_highest_rix(sc, ath_rc_priv, rate_table, &is_probe, true); - else - ath_rc_get_lower_rix(rate_table, ath_rc_priv, rix, &rix); /* All other rates in the series have RTS enabled */ ath_rc_rate_set_series(rate_table, &rates[i], txrc, |