ath9k: Fix ATH9K_HW_CAP_HT usage

There are a few places where the station's HT capabilities
should be checked instead of ATH9K_HW_CAP_HT, which is a global
feature for the driver. Fix this.

Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index 5432f12..6e66f9c 100644 (file)
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -320,28 +320,25 @@ static void ath_node_attach(struct ath_softc *sc, struct ieee80211_sta *sta,
                            struct ieee80211_vif *vif)
 {
        struct ath_node *an;
-       u8 density;
        an = (struct ath_node *)sta->drv_priv;
 
        an->sc = sc;
        an->sta = sta;
        an->vif = vif;
 
-       if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_HT) {
-               ath_tx_node_init(sc, an);
+       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);
-               density = ath9k_parse_mpdudensity(sta->ht_cap.ampdu_density);
-               an->mpdudensity = density;
+               an->mpdudensity = ath9k_parse_mpdudensity(sta->ht_cap.ampdu_density);
        }
 }
 
 static void ath_node_detach(struct ath_softc *sc, struct ieee80211_sta *sta)
 {
        struct ath_node *an = (struct ath_node *)sta->drv_priv;
-
-       if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_HT)
-               ath_tx_node_cleanup(sc, an);
+       ath_tx_node_cleanup(sc, an);
 }
 
 void ath9k_tasklet(unsigned long data)

diff --git a/drivers/net/wireless/ath/ath9k/xmit.c b/drivers/net/wireless/ath/ath9k/xmit.c
index feacaaf..89a6441 100644 (file)
--- a/drivers/net/wireless/ath/ath9k/xmit.c
+++ b/drivers/net/wireless/ath/ath9k/xmit.c
@@ -1233,7 +1233,7 @@ int ath_tx_aggr_start(struct ath_softc *sc, struct ieee80211_sta *sta,
         * in HT IBSS when a beacon with HT-info is received after the station
         * has already been added.
         */
-       if (sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_HT) {
+       if (sta->ht_cap.ht_supported) {
                an->maxampdu = 1 << (IEEE80211_HT_MAX_AMPDU_FACTOR +
                                     sta->ht_cap.ampdu_factor);
                density = ath9k_parse_mpdudensity(sta->ht_cap.ampdu_density);
@@ -1904,8 +1904,7 @@ static void ath_tx_start_dma(struct ath_softc *sc, struct sk_buff *skb,
        struct ath_buf *bf;
        u8 tidno;
 
-       if ((sc->sc_ah->caps.hw_caps & ATH9K_HW_CAP_HT) && txctl->an &&
-               ieee80211_is_data_qos(hdr->frame_control)) {
+       if (txctl->an && ieee80211_is_data_qos(hdr->frame_control)) {
                tidno = ieee80211_get_qos_ctl(hdr)[0] &
                        IEEE80211_QOS_CTL_TID_MASK;
                tid = ATH_AN_2_TID(txctl->an, tidno);