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-rw-r--r--drivers/net/wireless/iwlwifi/iwl-3945-rs.c13
1 files changed, 6 insertions, 7 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-3945-rs.c b/drivers/net/wireless/iwlwifi/iwl-3945-rs.c
index f65c308a6714..af6b9d444778 100644
--- a/drivers/net/wireless/iwlwifi/iwl-3945-rs.c
+++ b/drivers/net/wireless/iwlwifi/iwl-3945-rs.c
@@ -124,7 +124,7 @@ static struct iwl3945_tpt_entry iwl3945_tpt_table_g[] = {
124#define IWL39_RATE_HIGH_TH 11520 124#define IWL39_RATE_HIGH_TH 11520
125#define IWL_SUCCESS_UP_TH 8960 125#define IWL_SUCCESS_UP_TH 8960
126#define IWL_SUCCESS_DOWN_TH 10880 126#define IWL_SUCCESS_DOWN_TH 10880
127#define IWL_RATE_MIN_FAILURE_TH 8 127#define IWL_RATE_MIN_FAILURE_TH 6
128#define IWL_RATE_MIN_SUCCESS_TH 8 128#define IWL_RATE_MIN_SUCCESS_TH 8
129#define IWL_RATE_DECREASE_TH 1920 129#define IWL_RATE_DECREASE_TH 1920
130#define IWL_RATE_RETRY_TH 15 130#define IWL_RATE_RETRY_TH 15
@@ -488,7 +488,7 @@ static void rs_tx_status(void *priv_rate, struct ieee80211_supported_band *sband
488 488
489 IWL_DEBUG_RATE(priv, "enter\n"); 489 IWL_DEBUG_RATE(priv, "enter\n");
490 490
491 retries = info->status.rates[0].count - 1; 491 retries = info->status.rates[0].count;
492 /* Sanity Check for retries */ 492 /* Sanity Check for retries */
493 if (retries > IWL_RATE_RETRY_TH) 493 if (retries > IWL_RATE_RETRY_TH)
494 retries = IWL_RATE_RETRY_TH; 494 retries = IWL_RATE_RETRY_TH;
@@ -791,16 +791,15 @@ static void rs_get_rate(void *priv_r, struct ieee80211_sta *sta,
791 if ((window->success_ratio < IWL_RATE_DECREASE_TH) || !current_tpt) { 791 if ((window->success_ratio < IWL_RATE_DECREASE_TH) || !current_tpt) {
792 IWL_DEBUG_RATE(priv, "decrease rate because of low success_ratio\n"); 792 IWL_DEBUG_RATE(priv, "decrease rate because of low success_ratio\n");
793 scale_action = -1; 793 scale_action = -1;
794
795 /* No throughput measured yet for adjacent rates, 794 /* No throughput measured yet for adjacent rates,
796 * try increase */ 795 * try increase */
797 } else if ((low_tpt == IWL_INVALID_VALUE) && 796 } else if ((low_tpt == IWL_INVALID_VALUE) &&
798 (high_tpt == IWL_INVALID_VALUE)) { 797 (high_tpt == IWL_INVALID_VALUE)) {
799 798
800 if (high != IWL_RATE_INVALID && window->success_counter >= IWL_RATE_INCREASE_TH) 799 if (high != IWL_RATE_INVALID && window->success_ratio >= IWL_RATE_INCREASE_TH)
801 scale_action = 1; 800 scale_action = 1;
802 else if (low != IWL_RATE_INVALID) 801 else if (low != IWL_RATE_INVALID)
803 scale_action = -1; 802 scale_action = 0;
804 803
805 /* Both adjacent throughputs are measured, but neither one has 804 /* Both adjacent throughputs are measured, but neither one has
806 * better throughput; we're using the best rate, don't change 805 * better throughput; we're using the best rate, don't change
@@ -826,14 +825,14 @@ static void rs_get_rate(void *priv_r, struct ieee80211_sta *sta,
826 else { 825 else {
827 IWL_DEBUG_RATE(priv, 826 IWL_DEBUG_RATE(priv,
828 "decrease rate because of high tpt\n"); 827 "decrease rate because of high tpt\n");
829 scale_action = -1; 828 scale_action = 0;
830 } 829 }
831 } else if (low_tpt != IWL_INVALID_VALUE) { 830 } else if (low_tpt != IWL_INVALID_VALUE) {
832 if (low_tpt > current_tpt) { 831 if (low_tpt > current_tpt) {
833 IWL_DEBUG_RATE(priv, 832 IWL_DEBUG_RATE(priv,
834 "decrease rate because of low tpt\n"); 833 "decrease rate because of low tpt\n");
835 scale_action = -1; 834 scale_action = -1;
836 } else if (window->success_counter >= IWL_RATE_INCREASE_TH) { 835 } else if (window->success_ratio >= IWL_RATE_INCREASE_TH) {
837 /* Lower rate has better 836 /* Lower rate has better
838 * throughput,decrease rate */ 837 * throughput,decrease rate */
839 scale_action = 1; 838 scale_action = 1;