Merge branch 'x86-apic-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git...

[pandora-kernel.git] / drivers / net / wireless / iwlegacy / iwl-4965-rx.c

diff --git a/drivers/net/wireless/iwlegacy/iwl-4965-rx.c b/drivers/net/wireless/iwlegacy/iwl-4965-rx.c
index b9fa2f6..2b144bb 100644 (file)
--- a/drivers/net/wireless/iwlegacy/iwl-4965-rx.c
+++ b/drivers/net/wireless/iwlegacy/iwl-4965-rx.c
@@ -151,81 +151,6 @@ static void iwl4965_accumulative_statistics(struct iwl_priv *priv,
 
 #define REG_RECALIB_PERIOD (60)
 
-/**
- * iwl4965_good_plcp_health - checks for plcp error.
- *
- * When the plcp error is exceeding the thresholds, reset the radio
- * to improve the throughput.
- */
-bool iwl4965_good_plcp_health(struct iwl_priv *priv,
-                               struct iwl_rx_packet *pkt)
-{
-       bool rc = true;
-       int combined_plcp_delta;
-       unsigned int plcp_msec;
-       unsigned long plcp_received_jiffies;
-
-       if (priv->cfg->base_params->plcp_delta_threshold ==
-           IWL_MAX_PLCP_ERR_THRESHOLD_DISABLE) {
-               IWL_DEBUG_RADIO(priv, "plcp_err check disabled\n");
-               return rc;
-       }
-
-       /*
-        * check for plcp_err and trigger radio reset if it exceeds
-        * the plcp error threshold plcp_delta.
-        */
-       plcp_received_jiffies = jiffies;
-       plcp_msec = jiffies_to_msecs((long) plcp_received_jiffies -
-                                       (long) priv->plcp_jiffies);
-       priv->plcp_jiffies = plcp_received_jiffies;
-       /*
-        * check to make sure plcp_msec is not 0 to prevent division
-        * by zero.
-        */
-       if (plcp_msec) {
-               struct statistics_rx_phy *ofdm;
-               struct statistics_rx_ht_phy *ofdm_ht;
-
-               ofdm = &pkt->u.stats.rx.ofdm;
-               ofdm_ht = &pkt->u.stats.rx.ofdm_ht;
-               combined_plcp_delta =
-                   (le32_to_cpu(ofdm->plcp_err) -
-                   le32_to_cpu(priv->_4965.statistics.
-                               rx.ofdm.plcp_err)) +
-                   (le32_to_cpu(ofdm_ht->plcp_err) -
-                   le32_to_cpu(priv->_4965.statistics.
-                               rx.ofdm_ht.plcp_err));
-
-               if ((combined_plcp_delta > 0) &&
-                   ((combined_plcp_delta * 100) / plcp_msec) >
-                       priv->cfg->base_params->plcp_delta_threshold) {
-                       /*
-                        * if plcp_err exceed the threshold,
-                        * the following data is printed in csv format:
-                        *    Text: plcp_err exceeded %d,
-                        *    Received ofdm.plcp_err,
-                        *    Current ofdm.plcp_err,
-                        *    Received ofdm_ht.plcp_err,
-                        *    Current ofdm_ht.plcp_err,
-                        *    combined_plcp_delta,
-                        *    plcp_msec
-                        */
-                       IWL_DEBUG_RADIO(priv, "plcp_err exceeded %u, "
-                               "%u, %u, %u, %u, %d, %u mSecs\n",
-                               priv->cfg->base_params->plcp_delta_threshold,
-                               le32_to_cpu(ofdm->plcp_err),
-                               le32_to_cpu(ofdm->plcp_err),
-                               le32_to_cpu(ofdm_ht->plcp_err),
-                               le32_to_cpu(ofdm_ht->plcp_err),
-                               combined_plcp_delta, plcp_msec);
-
-                       rc = false;
-               }
-       }
-       return rc;
-}
-
 void iwl4965_rx_statistics(struct iwl_priv *priv,
                              struct iwl_rx_mem_buffer *rxb)
 {
@@ -248,8 +173,7 @@ void iwl4965_rx_statistics(struct iwl_priv *priv,
        iwl4965_accumulative_statistics(priv, (__le32 *)&pkt->u.stats);
 #endif
 
-       iwl_legacy_recover_from_statistics(priv, pkt);
-
+       /* TODO: reading some of statistics is unneeded */
        memcpy(&priv->_4965.statistics, &pkt->u.stats,
                sizeof(priv->_4965.statistics));