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ath9k: improve max rate retry handling

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SVN-Revision: 19308
This commit is contained in:
Felix Fietkau 2010-01-24 02:27:31 +00:00
parent 789ec837e9
commit 9f75c26a70
1 changed files with 42 additions and 0 deletions
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42
package/mac80211/patches/600-ath9k_rc_tries.patch Normal file
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@ -0,0 +1,42 @@
--- a/drivers/net/wireless/ath/ath9k/init.c
+++ b/drivers/net/wireless/ath/ath9k/init.c
@@ -645,8 +645,7 @@ void ath9k_set_hw_capab(struct ath_softc
hw->max_rates = 4;
hw->channel_change_time = 5000;
hw->max_listen_interval = 10;
- /* Hardware supports 10 but we use 4 */
- hw->max_rate_tries = 4;
+ hw->max_rate_tries = 10;
hw->sta_data_size = sizeof(struct ath_node);
hw->vif_data_size = sizeof(struct ath_vif);
--- a/drivers/net/wireless/ath/ath9k/rc.c
+++ b/drivers/net/wireless/ath/ath9k/rc.c
@@ -678,13 +678,13 @@ static void ath_get_rate(void *priv, str
* For Multi Rate Retry we use a different number of
* retry attempt counts. This ends up looking like this:
*
- * MRR[0] = 2
- * MRR[1] = 2
- * MRR[2] = 2
- * MRR[3] = 4
+ * MRR[0] = 4
+ * MRR[1] = 4
+ * MRR[2] = 4
+ * MRR[3] = 8
*
*/
- try_per_rate = sc->hw->max_rate_tries;
+ try_per_rate = 4;
rate_table = sc->cur_rate_table;
rix = ath_rc_get_highest_rix(sc, ath_rc_priv, rate_table, &is_probe);
@@ -714,7 +714,7 @@ static void ath_get_rate(void *priv, str
for ( ; i < 4; i++) {
/* Use twice the number of tries for the last MRR segment. */
if (i + 1 == 4)
- try_per_rate = 4;
+ try_per_rate = 8;
ath_rc_get_lower_rix(rate_table, ath_rc_priv, rix, &nrix);
/* All other rates in the series have RTS enabled */