X-Git-Url: https://git.karo-electronics.de/?a=blobdiff_plain;f=drivers%2Fnet%2Fwireless%2Fath%2Fath9k%2Frc.c;h=0cee90cf8dc9dcb4529db6e783a10f2cc819161a;hb=188e213dbc5758bbfb62f7ce0367c5c8de057f02;hp=5db3a12356ec9e81d54dcf2a49e7f3924f0d3ec7;hpb=772d5515635fef5bc7a9d0efee785b58b0181ee5;p=karo-tx-linux.git

diff --git a/drivers/net/wireless/ath/ath9k/rc.c b/drivers/net/wireless/ath/ath9k/rc.c
index 5db3a12356ec..0cee90cf8dc9 100644
--- a/drivers/net/wireless/ath/ath9k/rc.c
+++ b/drivers/net/wireless/ath/ath9k/rc.c
@@ -378,17 +378,6 @@ static const struct ath_rate_table ar5416_11g_ratetable = {
 	0,   /* Phy rates allowed initially */
 };
 
-static const struct ath_rate_table *hw_rate_table[ATH9K_MODE_MAX] = {
-	[ATH9K_MODE_11A] = &ar5416_11a_ratetable,
-	[ATH9K_MODE_11G] = &ar5416_11g_ratetable,
-	[ATH9K_MODE_11NA_HT20] = &ar5416_11na_ratetable,
-	[ATH9K_MODE_11NG_HT20] = &ar5416_11ng_ratetable,
-	[ATH9K_MODE_11NA_HT40PLUS] = &ar5416_11na_ratetable,
-	[ATH9K_MODE_11NA_HT40MINUS] = &ar5416_11na_ratetable,
-	[ATH9K_MODE_11NG_HT40PLUS] = &ar5416_11ng_ratetable,
-	[ATH9K_MODE_11NG_HT40MINUS] = &ar5416_11ng_ratetable,
-};
-
 static int ath_rc_get_rateindex(const struct ath_rate_table *rate_table,
 				struct ieee80211_tx_rate *rate);
 
@@ -791,7 +780,7 @@ static void ath_get_rate(void *priv, struct ieee80211_sta *sta, void *priv_sta,
 	 */
 	try_per_rate = 4;
 
-	rate_table = sc->cur_rate_table;
+	rate_table = ath_rc_priv->rate_table;
 	rix = ath_rc_get_highest_rix(sc, ath_rc_priv, rate_table, &is_probe);
 
 	/*
@@ -1048,7 +1037,7 @@ static void ath_rc_update_ht(struct ath_softc *sc,
 	int rate;
 	u8 last_per;
 	bool state_change = false;
-	const struct ath_rate_table *rate_table = sc->cur_rate_table;
+	const struct ath_rate_table *rate_table = ath_rc_priv->rate_table;
 	int size = ath_rc_priv->rate_table_size;
 
 	if ((tx_rate < 0) || (tx_rate > rate_table->rate_cnt))
@@ -1150,7 +1139,7 @@ static void ath_rc_tx_status(struct ath_softc *sc,
 	u8 flags;
 	u32 i = 0, rix;
 
-	rate_table = sc->cur_rate_table;
+	rate_table = ath_rc_priv->rate_table;
 
 	/*
 	 * If the first rate is not the final index, there
@@ -1200,39 +1189,23 @@ static void ath_rc_tx_status(struct ath_softc *sc,
 static const
 struct ath_rate_table *ath_choose_rate_table(struct ath_softc *sc,
 					     enum ieee80211_band band,
-					     bool is_ht,
-					     bool is_cw_40)
+					     bool is_ht)
 {
-	int mode = 0;
 	struct ath_common *common = ath9k_hw_common(sc->sc_ah);
 
 	switch(band) {
 	case IEEE80211_BAND_2GHZ:
-		mode = ATH9K_MODE_11G;
 		if (is_ht)
-			mode = ATH9K_MODE_11NG_HT20;
-		if (is_cw_40)
-			mode = ATH9K_MODE_11NG_HT40PLUS;
-		break;
+			return &ar5416_11ng_ratetable;
+		return &ar5416_11g_ratetable;
 	case IEEE80211_BAND_5GHZ:
-		mode = ATH9K_MODE_11A;
 		if (is_ht)
-			mode = ATH9K_MODE_11NA_HT20;
-		if (is_cw_40)
-			mode = ATH9K_MODE_11NA_HT40PLUS;
-		break;
+			return &ar5416_11na_ratetable;
+		return &ar5416_11a_ratetable;
 	default:
 		ath_print(common, ATH_DBG_CONFIG, "Invalid band\n");
 		return NULL;
 	}
-
-	BUG_ON(mode >= ATH9K_MODE_MAX);
-
-	ath_print(common, ATH_DBG_CONFIG,
-		  "Choosing rate table for mode: %d\n", mode);
-
-	sc->cur_rate_mode = mode;
-	return hw_rate_table[mode];
 }
 
 static void ath_rc_init(struct ath_softc *sc,
@@ -1303,7 +1276,6 @@ static void ath_rc_init(struct ath_softc *sc,
 	ath_rc_priv->max_valid_rate = k;
 	ath_rc_sort_validrates(rate_table, ath_rc_priv);
 	ath_rc_priv->rate_max_phy = ath_rc_priv->valid_rate_index[k-4];
-	sc->cur_rate_table = rate_table;
 	ath_rc_priv->rate_table = rate_table;
 
 	ath_print(common, ATH_DBG_CONFIG,
@@ -1439,8 +1411,9 @@ static void ath_tx_status(void *priv, struct ieee80211_supported_band *sband,
 		}
 	}
 
-	ath_debug_stat_rc(ath_rc_priv, ath_rc_get_rateindex(sc->cur_rate_table,
-		&tx_info->status.rates[final_ts_idx]));
+	ath_debug_stat_rc(ath_rc_priv,
+		ath_rc_get_rateindex(ath_rc_priv->rate_table,
+			&tx_info->status.rates[final_ts_idx]));
 }
 
 static void ath_rate_init(void *priv, struct ieee80211_supported_band *sband,
@@ -1480,14 +1453,8 @@ static void ath_rate_init(void *priv, struct ieee80211_supported_band *sband,
 
 	/* Choose rate table first */
 
-	if ((sc->sc_ah->opmode == NL80211_IFTYPE_STATION) ||
-	    (sc->sc_ah->opmode == NL80211_IFTYPE_MESH_POINT) ||
-	    (sc->sc_ah->opmode == NL80211_IFTYPE_ADHOC)) {
-		rate_table = ath_choose_rate_table(sc, sband->band,
-		                      sta->ht_cap.ht_supported, is_cw40);
-	} else {
-		rate_table = hw_rate_table[sc->cur_rate_mode];
-	}
+	rate_table = ath_choose_rate_table(sc, sband->band,
+	                      sta->ht_cap.ht_supported);
 
 	ath_rc_priv->ht_cap = ath_rc_build_ht_caps(sc, sta, is_cw40, is_sgi);
 	ath_rc_init(sc, priv_sta, sband, sta, rate_table);
@@ -1527,8 +1494,7 @@ static void ath_rate_update(void *priv, struct ieee80211_supported_band *sband,
 
 		if ((local_cw40 != oper_cw40) || (local_sgi != oper_sgi)) {
 			rate_table = ath_choose_rate_table(sc, sband->band,
-						   sta->ht_cap.ht_supported,
-						   oper_cw40);
+						   sta->ht_cap.ht_supported);
 			ath_rc_priv->ht_cap = ath_rc_build_ht_caps(sc, sta,
 						   oper_cw40, oper_sgi);
 			ath_rc_init(sc, priv_sta, sband, sta, rate_table);
@@ -1536,7 +1502,6 @@ static void ath_rate_update(void *priv, struct ieee80211_supported_band *sband,
 			ath_print(ath9k_hw_common(sc->sc_ah), ATH_DBG_CONFIG,
 				  "Operating HT Bandwidth changed to: %d\n",
 				  sc->hw->conf.channel_type);
-			sc->cur_rate_table = hw_rate_table[sc->cur_rate_mode];
 		}
 	}
 }