diff options
| author | Sujith Manoharan <c_manoha@qca.qualcomm.com> | 2013-12-24 10:44:17 +0530 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2014-01-03 15:36:57 -0500 |
| commit | 5b502c8671d21157850a8b8cd849b10faa3d9a42 (patch) | |
| tree | 93255e07573e7af7ab150a50dfffb5d3ff257738 /drivers | |
| parent | 4ad77ac92d533af14e6eab0d8bd020e4dd731a0f (diff) | |
ath9k: Fix max AMPDU size calculation
The maximum A-MPDU size is calculated in ath_tx_aggr_start(),
so there is no need to do it in node_attach() too. Also, make
sure that the correct size is calculated as described in
8.4.2.58.3.
Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/main.c | 6 | ||||
| -rw-r--r-- | drivers/net/wireless/ath/ath9k/xmit.c | 9 |
2 files changed, 2 insertions, 13 deletions
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c index 173a889f9dbb..ba00a3194816 100644 --- a/drivers/net/wireless/ath/ath9k/main.c +++ b/drivers/net/wireless/ath/ath9k/main.c @@ -427,12 +427,6 @@ static void ath_node_attach(struct ath_softc *sc, struct ieee80211_sta *sta, an->vif = vif; ath_tx_node_init(sc, an); - - if (sta->ht_cap.ht_supported) { - an->maxampdu = 1 << (IEEE80211_HT_MAX_AMPDU_FACTOR + - sta->ht_cap.ampdu_factor); - an->mpdudensity = ath9k_parse_mpdudensity(sta->ht_cap.ampdu_density); - } } static void ath_node_detach(struct ath_softc *sc, struct ieee80211_sta *sta) diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c index 475433288bbe..d3b641512482 100644 --- a/drivers/net/wireless/ath/ath9k/xmit.c +++ b/drivers/net/wireless/ath/ath9k/xmit.c @@ -774,11 +774,6 @@ static u32 ath_lookup_rate(struct ath_softc *sc, struct ath_buf *bf, if (bt_aggr_limit) aggr_limit = bt_aggr_limit; - /* - * h/w can accept aggregates up to 16 bit lengths (65535). - * The IE, however can hold up to 65536, which shows up here - * as zero. Ignore 65536 since we are constrained by hw. - */ if (tid->an->maxampdu) aggr_limit = min(aggr_limit, tid->an->maxampdu); @@ -1399,8 +1394,8 @@ int ath_tx_aggr_start(struct ath_softc *sc, struct ieee80211_sta *sta, * has already been added. */ if (sta->ht_cap.ht_supported) { - an->maxampdu = 1 << (IEEE80211_HT_MAX_AMPDU_FACTOR + - sta->ht_cap.ampdu_factor); + an->maxampdu = (1 << (IEEE80211_HT_MAX_AMPDU_FACTOR + + sta->ht_cap.ampdu_factor)) - 1; density = ath9k_parse_mpdudensity(sta->ht_cap.ampdu_density); an->mpdudensity = density; } |