diff options
Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-agn-rs.c')
-rw-r--r-- | drivers/net/wireless/iwlwifi/iwl-agn-rs.c | 65 |
1 files changed, 49 insertions, 16 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c index 99da406..cab7842 100644 --- a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c +++ b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c @@ -801,7 +801,10 @@ static void rs_tx_status(void *priv_r, struct ieee80211_supported_band *sband, !(info->flags & IEEE80211_TX_STAT_AMPDU)) return; - retries = info->status.rates[0].count - 1; + if (info->flags & IEEE80211_TX_STAT_AMPDU) + retries = 0; + else + retries = info->status.rates[0].count - 1; if (retries > 15) retries = 15; @@ -913,7 +916,7 @@ static void rs_tx_status(void *priv_r, struct ieee80211_supported_band *sband, tpt = search_tbl->expected_tpt[rs_index]; else tpt = 0; - if (info->flags & IEEE80211_TX_CTL_AMPDU) + if (info->flags & IEEE80211_TX_STAT_AMPDU) rs_collect_tx_data(search_win, rs_index, tpt, info->status.ampdu_ack_len, info->status.ampdu_ack_map); @@ -929,7 +932,7 @@ static void rs_tx_status(void *priv_r, struct ieee80211_supported_band *sband, tpt = curr_tbl->expected_tpt[rs_index]; else tpt = 0; - if (info->flags & IEEE80211_TX_CTL_AMPDU) + if (info->flags & IEEE80211_TX_STAT_AMPDU) rs_collect_tx_data(window, rs_index, tpt, info->status.ampdu_ack_len, info->status.ampdu_ack_map); @@ -941,7 +944,7 @@ static void rs_tx_status(void *priv_r, struct ieee80211_supported_band *sband, /* If not searching for new mode, increment success/failed counter * ... these help determine when to start searching again */ if (lq_sta->stay_in_tbl) { - if (info->flags & IEEE80211_TX_CTL_AMPDU) { + if (info->flags & IEEE80211_TX_STAT_AMPDU) { lq_sta->total_success += info->status.ampdu_ack_map; lq_sta->total_failed += (info->status.ampdu_ack_len - info->status.ampdu_ack_map); @@ -1700,6 +1703,7 @@ static void rs_rate_scale_perform(struct iwl_priv *priv, u16 high_low; s32 sr; u8 tid = MAX_TID_COUNT; + struct iwl_tid_data *tid_data; IWL_DEBUG_RATE(priv, "rate scale calculate new rate for skb\n"); @@ -1896,7 +1900,7 @@ static void rs_rate_scale_perform(struct iwl_priv *priv, if (high != IWL_RATE_INVALID && sr >= IWL_RATE_INCREASE_TH) scale_action = 1; else if (low != IWL_RATE_INVALID) - scale_action = -1; + scale_action = 0; } /* Both adjacent throughputs are measured, but neither one has better @@ -1917,9 +1921,7 @@ static void rs_rate_scale_perform(struct iwl_priv *priv, sr >= IWL_RATE_INCREASE_TH) { scale_action = 1; } else { - IWL_DEBUG_RATE(priv, - "decrease rate because of high tpt\n"); - scale_action = -1; + scale_action = 0; } /* Lower adjacent rate's throughput is measured */ @@ -2035,8 +2037,15 @@ lq_update: if ((lq_sta->last_tpt > IWL_AGG_TPT_THREHOLD) && (lq_sta->tx_agg_tid_en & (1 << tid)) && (tid != MAX_TID_COUNT)) { - IWL_DEBUG_RATE(priv, "try to aggregate tid %d\n", tid); - rs_tl_turn_on_agg(priv, tid, lq_sta, sta); + tid_data = + &priv->stations[lq_sta->lq.sta_id].tid[tid]; + if (tid_data->agg.state == IWL_AGG_OFF) { + IWL_DEBUG_RATE(priv, + "try to aggregate tid %d\n", + tid); + rs_tl_turn_on_agg(priv, tid, + lq_sta, sta); + } } lq_sta->action_counter = 0; rs_set_stay_in_table(priv, 0, lq_sta); @@ -2464,18 +2473,25 @@ static void rs_dbgfs_set_mcs(struct iwl_lq_sta *lq_sta, u32 *rate_n_flags, int index) { struct iwl_priv *priv; + u8 valid_tx_ant; + u8 ant_sel_tx; priv = lq_sta->drv; + valid_tx_ant = priv->hw_params.valid_tx_ant; if (lq_sta->dbg_fixed_rate) { - if (index < 12) { + ant_sel_tx = + ((lq_sta->dbg_fixed_rate & RATE_MCS_ANT_ABC_MSK) + >> RATE_MCS_ANT_POS); + if ((valid_tx_ant & ant_sel_tx) == ant_sel_tx) { *rate_n_flags = lq_sta->dbg_fixed_rate; + IWL_DEBUG_RATE(priv, "Fixed rate ON\n"); } else { - if (lq_sta->band == IEEE80211_BAND_5GHZ) - *rate_n_flags = 0x800D; - else - *rate_n_flags = 0x820A; + lq_sta->dbg_fixed_rate = 0; + IWL_ERR(priv, + "Invalid antenna selection 0x%X, Valid is 0x%X\n", + ant_sel_tx, valid_tx_ant); + IWL_DEBUG_RATE(priv, "Fixed rate OFF\n"); } - IWL_DEBUG_RATE(priv, "Fixed rate ON\n"); } else { IWL_DEBUG_RATE(priv, "Fixed rate OFF\n"); } @@ -2526,7 +2542,10 @@ static ssize_t rs_sta_dbgfs_scale_table_read(struct file *file, ssize_t ret; struct iwl_lq_sta *lq_sta = file->private_data; + struct iwl_priv *priv; + struct iwl_scale_tbl_info *tbl = &(lq_sta->lq_info[lq_sta->active_tbl]); + priv = lq_sta->drv; buff = kmalloc(1024, GFP_KERNEL); if (!buff) return -ENOMEM; @@ -2537,6 +2556,20 @@ static ssize_t rs_sta_dbgfs_scale_table_read(struct file *file, lq_sta->active_legacy_rate); desc += sprintf(buff+desc, "fixed rate 0x%X\n", lq_sta->dbg_fixed_rate); + desc += sprintf(buff+desc, "valid_tx_ant %s%s%s\n", + (priv->hw_params.valid_tx_ant & ANT_A) ? "ANT_A," : "", + (priv->hw_params.valid_tx_ant & ANT_B) ? "ANT_B," : "", + (priv->hw_params.valid_tx_ant & ANT_C) ? "ANT_C" : ""); + desc += sprintf(buff+desc, "lq type %s\n", + (is_legacy(tbl->lq_type)) ? "legacy" : "HT"); + if (is_Ht(tbl->lq_type)) { + desc += sprintf(buff+desc, " %s", + (is_siso(tbl->lq_type)) ? "SISO" : + ((is_mimo2(tbl->lq_type)) ? "MIMO2" : "MIMO3")); + desc += sprintf(buff+desc, " %s", + (tbl->is_fat) ? "40MHz" : "20MHz"); + desc += sprintf(buff+desc, " %s\n", (tbl->is_SGI) ? "SGI" : ""); + } desc += sprintf(buff+desc, "general:" "flags=0x%X mimo-d=%d s-ant0x%x d-ant=0x%x\n", lq_sta->lq.general_params.flags, |