3 files changed, 1 insertions, 62 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index c5b724eaf306..1fac015efc19 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -2941,21 +2941,10 @@ static int iwl_mac_ampdu_action(struct ieee80211_hw *hw,
                         return ret;
         case IEEE80211_AMPDU_TX_START:
                 IWL_DEBUG_HT(priv, "start Tx\n");
-                ret = iwl_tx_agg_start(priv, sta->addr, tid, ssn);
-                if (ret == 0) {
-                        priv->agg_tids_count++;
-                        IWL_DEBUG_HT(priv, "priv->agg_tids_count = %u\n",
-                                priv->agg_tids_count);
-                }
-                return ret;
+                return iwl_tx_agg_start(priv, sta->addr, tid, ssn);
         case IEEE80211_AMPDU_TX_STOP:
                 IWL_DEBUG_HT(priv, "stop Tx\n");
                 ret = iwl_tx_agg_stop(priv, sta->addr, tid);
-                if ((ret == 0) && (priv->agg_tids_count > 0)) {
-                        priv->agg_tids_count--;
-                        IWL_DEBUG_HT(priv, "priv->agg_tids_count = %u\n",
-                                priv->agg_tids_count);
-                }
                 if (test_bit(STATUS_EXIT_PENDING, &priv->status))
                         return 0;
                 else
@@ -3376,7 +3365,6 @@ static int iwl_init_drv(struct iwl_priv *priv)
         priv->iw_mode = NL80211_IFTYPE_STATION;
         priv->current_ht_config.smps = IEEE80211_SMPS_STATIC;
         priv->missed_beacon_threshold = IWL_MISSED_BEACON_THRESHOLD_DEF;
-        priv->agg_tids_count = 0;
 
         /* initialize force reset */
         priv->force_reset[IWL_RF_RESET].reset_duration =
diff --git a/drivers/net/wireless/iwlwifi/iwl-dev.h b/drivers/net/wireless/iwlwifi/iwl-dev.h
index 7914d65a5a55..ab891b958042 100644
--- a/drivers/net/wireless/iwlwifi/iwl-dev.h
+++ b/drivers/net/wireless/iwlwifi/iwl-dev.h
@@ -1084,9 +1084,6 @@ struct iwl_priv {
         /* storing the jiffies when the plcp error rate is received */
         unsigned long plcp_jiffies;
 
-        /* reporting the number of tids has AGG on. 0 means no AGGREGATION */
-        u8 agg_tids_count;
-
         /* force reset */
         struct iwl_force_reset force_reset[IWL_MAX_FORCE_RESET];
 
diff --git a/drivers/net/wireless/iwlwifi/iwl-rx.c b/drivers/net/wireless/iwlwifi/iwl-rx.c
index 0d09f571e185..df257bc15f49 100644
--- a/drivers/net/wireless/iwlwifi/iwl-rx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-rx.c
@@ -616,11 +616,6 @@ static void iwl_accumulative_statistics(struct iwl_priv *priv,
 
 #define REG_RECALIB_PERIOD (60)
 
-/* the threshold ratio of actual_ack_cnt to expected_ack_cnt in percent */
-#define ACK_CNT_RATIO (50)
-#define BA_TIMEOUT_CNT (5)
-#define BA_TIMEOUT_MAX (16)
-
 #define PLCP_MSG "plcp_err exceeded %u, %u, %u, %u, %u, %d, %u mSecs\n"
 void iwl_rx_statistics(struct iwl_priv *priv,
                               struct iwl_rx_mem_buffer *rxb)
@@ -630,9 +625,6 @@ void iwl_rx_statistics(struct iwl_priv *priv,
         int combined_plcp_delta;
         unsigned int plcp_msec;
         unsigned long plcp_received_jiffies;
-        int actual_ack_cnt_delta;
-        int expected_ack_cnt_delta;
-        int ba_timeout_delta;
 
         IWL_DEBUG_RX(priv, "Statistics notification received (%d vs %d).\n",
                      (int)sizeof(priv->statistics),
@@ -647,44 +639,6 @@ void iwl_rx_statistics(struct iwl_priv *priv,
 #ifdef CONFIG_IWLWIFI_DEBUG
         iwl_accumulative_statistics(priv, (__le32 *)&pkt->u.stats);
 #endif
-        actual_ack_cnt_delta = le32_to_cpu(pkt->u.stats.tx.actual_ack_cnt) -
-                le32_to_cpu(priv->statistics.tx.actual_ack_cnt);
-        expected_ack_cnt_delta = le32_to_cpu(
-                        pkt->u.stats.tx.expected_ack_cnt) -
-                le32_to_cpu(priv->statistics.tx.expected_ack_cnt);
-        ba_timeout_delta = le32_to_cpu(
-                        pkt->u.stats.tx.agg.ba_timeout) -
-                le32_to_cpu(priv->statistics.tx.agg.ba_timeout);
-        if ((priv->agg_tids_count > 0) &&
-                (expected_ack_cnt_delta > 0) &&
-                (((actual_ack_cnt_delta * 100) / expected_ack_cnt_delta) <
-                        ACK_CNT_RATIO) &&
-                (ba_timeout_delta > BA_TIMEOUT_CNT)) {
-                IWL_DEBUG_RADIO(priv,
-                        "actual_ack_cnt delta = %d, expected_ack_cnt = %d\n",
-                        actual_ack_cnt_delta, expected_ack_cnt_delta);
-
-#ifdef CONFIG_IWLWIFI_DEBUG
-                IWL_DEBUG_RADIO(priv, "rx_detected_cnt delta = %d\n",
-                        priv->delta_statistics.tx.rx_detected_cnt);
-                IWL_DEBUG_RADIO(priv,
-                        "ack_or_ba_timeout_collision delta = %d\n",
-                        priv->delta_statistics.tx.ack_or_ba_timeout_collision);
-#endif
-                IWL_DEBUG_RADIO(priv, "agg ba_timeout delta = %d\n",
-                        ba_timeout_delta);
-                if ((actual_ack_cnt_delta == 0) &&
-                        (ba_timeout_delta >=
-                                BA_TIMEOUT_MAX)) {
-                        IWL_DEBUG_RADIO(priv,
-                                "call iwl_force_reset(IWL_FW_RESET)\n");
-                        iwl_force_reset(priv, IWL_FW_RESET);
-                } else {
-                        IWL_DEBUG_RADIO(priv,
-                                "call iwl_force_reset(IWL_RF_RESET)\n");
-                        iwl_force_reset(priv, IWL_RF_RESET);
-                }
-        }
         /*
          * check for plcp_err and trigger radio reset if it exceeds
          * the plcp error threshold plcp_delta.