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Commit b4dec5e8 authored by Sujith's avatar Sujith Committed by John W. Linville
Browse files

ath9k_htc: Enable SGI in HT20 for AR9271 



Signed-off-by: default avatarSujith <Sujith.Manoharan@atheros.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 2c76ef89

drivers/net/wireless/ath/ath9k/htc_drv_init.c

+3 −0
Original line number Diff line number Diff line
@@ -404,6 +404,9 @@ static void setup_ht_cap(struct ath9k_htc_priv *priv, 
		       IEEE80211_HT_CAP_SGI_40 |

		       IEEE80211_HT_CAP_DSSSCCK40;



	if (priv->ah->caps.hw_caps & ATH9K_HW_CAP_SGI_20)

		ht_info->cap |= IEEE80211_HT_CAP_SGI_20;



	ht_info->ampdu_factor = IEEE80211_HT_MAX_AMPDU_64K;

	ht_info->ampdu_density = IEEE80211_HT_MPDU_DENSITY_8;

drivers/net/wireless/ath/ath9k/htc_drv_main.c

+5 −2
Original line number Diff line number Diff line
@@ -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;

drivers/net/wireless/ath/ath9k/hw.c

+1 −1
Original line number Diff line number Diff line
@@ -2234,7 +2234,7 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah) 
	if (AR_SREV_9300_20_OR_LATER(ah))

		pCap->hw_caps |= ATH9K_HW_CAP_RAC_SUPPORTED;



	if (AR_SREV_9287_10_OR_LATER(ah))

	if (AR_SREV_9287_10_OR_LATER(ah) || AR_SREV_9271(ah))

		pCap->hw_caps |= ATH9K_HW_CAP_SGI_20;



	return 0;