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path: root/drivers/net/wireless/ath/ath9k/rc.c
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Diffstat (limited to 'drivers/net/wireless/ath/ath9k/rc.c')
-rw-r--r--drivers/net/wireless/ath/ath9k/rc.c41
1 files changed, 7 insertions, 34 deletions
diff --git a/drivers/net/wireless/ath/ath9k/rc.c b/drivers/net/wireless/ath/ath9k/rc.c
index 2d3a67fc9bb..0cee90cf8dc 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);
@@ -1200,38 +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);
-
- return hw_rate_table[mode];
}
static void ath_rc_init(struct ath_softc *sc,
@@ -1480,7 +1454,7 @@ static void ath_rate_init(void *priv, struct ieee80211_supported_band *sband,
/* Choose rate table first */
rate_table = ath_choose_rate_table(sc, sband->band,
- sta->ht_cap.ht_supported, is_cw40);
+ 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);
@@ -1520,8 +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);