ath9k_htc: Enable SGI in HT20 for AR9271

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

1 files changed, 5 insertions, 2 deletions

diff --git a/drivers/net/wireless/ath/ath9k/htc_drv_main.c b/drivers/net/wireless/ath/ath9k/htc_drv_main.c
index 80feeb3a6bf0..6d464237d13a 100644
--- a/drivers/net/wireless/ath/ath9k/htc_drv_main.c
+++ b/drivers/net/wireless/ath/ath9k/htc_drv_main.c
@@ -367,9 +367,12 @@ static void ath9k_htc_setup_rate(struct ath9k_htc_priv *priv,
                 caps = WLAN_RC_HT_FLAG;
                 if (sta->ht_cap.cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40)
                         caps |= WLAN_RC_40_FLAG;
-                if (sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_40)
+                if (conf_is_ht40(&priv->hw->conf) &&
+                    (sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_40))
+                        caps |= WLAN_RC_SGI_FLAG;
+                else if (conf_is_ht20(&priv->hw->conf) &&
+                         (sta->ht_cap.cap & IEEE80211_HT_CAP_SGI_20))
                         caps |= WLAN_RC_SGI_FLAG;
-
         }
 
         trate->sta_index = ista->index;