ath9k: Nuke fixed rate handling in driver
Signed-off-by: Sujith <Sujith.Manoharan@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/ath9k/rc.c b/drivers/net/wireless/ath9k/rc.c
index aafd10d..8a45b25 100644
--- a/drivers/net/wireless/ath9k/rc.c
+++ b/drivers/net/wireless/ath9k/rc.c
@@ -709,27 +709,6 @@
return 0;
}
-/*
- * Update rate-control state on a device state change. When
- * operating as a station this includes associate/reassociate
- * with an AP. Otherwise this gets called, for example, when
- * the we transition to run state when operating as an AP.
- */
-void ath_rate_newstate(struct ath_softc *sc, struct ath_vap *avp)
-{
- struct ath_rate_softc *asc = sc->sc_rc;
-
- if (avp->av_config.av_fixed_rateset != IEEE80211_FIXED_RATE_NONE) {
- asc->fixedrix =
- sc->sc_rixmap[avp->av_config.av_fixed_rateset & 0xff];
- /* NB: check the fixed rate exists */
- if (asc->fixedrix == 0xff)
- asc->fixedrix = IEEE80211_FIXED_RATE_NONE;
- } else {
- asc->fixedrix = IEEE80211_FIXED_RATE_NONE;
- }
-}
-
static u8 ath_rc_ratefind_ht(struct ath_softc *sc,
struct ath_rate_node *ath_rc_priv,
const struct ath_rate_table *rate_table,
@@ -1009,73 +988,11 @@
int *is_probe,
int is_retry)
{
- struct ath_vap *avp = ath_rc_priv->avp;
-
- DPRINTF(sc, ATH_DBG_RATE, "%s\n", __func__);
-
if (!num_rates || !num_tries)
return;
- if (avp->av_config.av_fixed_rateset == IEEE80211_FIXED_RATE_NONE) {
- ath_rc_ratefind(sc, ath_rc_priv, num_tries, num_rates,
- rcflag, series, is_probe, is_retry);
- } else {
- /* Fixed rate */
- int idx;
- u8 flags;
- u32 rix;
- struct ath_rate_softc *asc = ath_rc_priv->asc;
- struct ath_rate_table *rate_table;
-
- rate_table = (struct ath_rate_table *)
- asc->hw_rate_table[sc->sc_curmode];
-
- for (idx = 0; idx < 4; idx++) {
- unsigned int mcs;
- u8 series_rix = 0;
-
- series[idx].tries = IEEE80211_RATE_IDX_ENTRY(
- avp->av_config.av_fixed_retryset, idx);
-
- mcs = IEEE80211_RATE_IDX_ENTRY(
- avp->av_config.av_fixed_rateset, idx);
-
- if (idx == 3 && (mcs & 0xf0) == 0x70)
- mcs = (mcs & ~0xf0)|0x80;
-
- if (!(mcs & 0x80))
- flags = 0;
- else
- flags = ((ath_rc_priv->ht_cap &
- WLAN_RC_DS_FLAG) ?
- ATH_RC_DS_FLAG : 0) |
- ((ath_rc_priv->ht_cap &
- WLAN_RC_40_FLAG) ?
- ATH_RC_CW40_FLAG : 0) |
- ((ath_rc_priv->ht_cap &
- WLAN_RC_SGI_FLAG) ?
- ((ath_rc_priv->ht_cap &
- WLAN_RC_40_FLAG) ?
- ATH_RC_SGI_FLAG : 0) : 0);
-
- series[idx].rix = sc->sc_rixmap[mcs];
- series_rix = series[idx].rix;
-
- /* XXX: Give me some cleanup love */
- if ((flags & ATH_RC_CW40_FLAG) &&
- (flags & ATH_RC_SGI_FLAG))
- rix = rate_table->info[series_rix].ht_index;
- else if (flags & ATH_RC_SGI_FLAG)
- rix = rate_table->info[series_rix].sgi_index;
- else if (flags & ATH_RC_CW40_FLAG)
- rix = rate_table->info[series_rix].cw40index;
- else
- rix = rate_table->info[series_rix].base_index;
- series[idx].max_4ms_framelen =
- rate_table->info[rix].max_4ms_framelen;
- series[idx].flags = flags;
- }
- }
+ ath_rc_ratefind(sc, ath_rc_priv, num_tries, num_rates,
+ rcflag, series, is_probe, is_retry);
}
static void ath_rc_update_ht(struct ath_softc *sc,
@@ -1498,11 +1415,8 @@
{
int final_ts_idx = info_priv->tx.ts_rateindex;
int tx_status = 0, is_underrun = 0;
- struct ath_vap *avp;
- avp = rc_priv->avp;
- if ((avp->av_config.av_fixed_rateset != IEEE80211_FIXED_RATE_NONE) ||
- (info_priv->tx.ts_status & ATH9K_TXERR_FILT))
+ if (info_priv->tx.ts_status & ATH9K_TXERR_FILT)
return;
if (info_priv->tx.ts_rssi > 0) {