ath9k: do not adjust the slot time setting for long distance, it seems to cause long latencies and low throughput
SVN-Revision: 24498
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2 changed files with 22 additions and 0 deletions
11
package/mac80211/patches/520-ath9k_slottime_init.patch
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11
package/mac80211/patches/520-ath9k_slottime_init.patch
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@ -0,0 +1,11 @@
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--- a/drivers/net/wireless/ath/ath9k/hw.c
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+++ b/drivers/net/wireless/ath/ath9k/hw.c
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@@ -417,7 +417,7 @@ static void ath9k_hw_init_defaults(struc
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AR_STA_ID1_MCAST_KSRCH;
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ah->beacon_interval = 100;
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ah->enable_32kHz_clock = DONT_USE_32KHZ;
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- ah->slottime = (u32) -1;
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+ ah->slottime = 9;
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ah->globaltxtimeout = (u32) -1;
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ah->power_mode = ATH9K_PM_UNDEFINED;
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}
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@ -0,0 +1,11 @@
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--- a/drivers/net/wireless/ath/ath9k/hw.c
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+++ b/drivers/net/wireless/ath/ath9k/hw.c
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@@ -813,7 +813,7 @@ void ath9k_hw_init_global_settings(struc
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if (conf->channel && conf->channel->band == IEEE80211_BAND_2GHZ)
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acktimeout += 64 - sifstime - ah->slottime;
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- ath9k_hw_setslottime(ah, slottime);
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+ ath9k_hw_setslottime(ah, ah->slottime);
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ath9k_hw_set_ack_timeout(ah, acktimeout);
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ath9k_hw_set_cts_timeout(ah, acktimeout);
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if (ah->globaltxtimeout != (u32) -1)
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