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ath9k: merge a pending fix for 5 ghz rx latency

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@28137 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd
2011-08-31 06:34:53 +00:00
parent 54bc65b843
commit 470731a179
8 changed files with 74 additions and 26 deletions
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23
package/mac80211/patches/300-pending_work.patch
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@@ -258,7 +258,28 @@
if (AR_SREV_9340(ah) && !ah->is_clk_25mhz)
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -997,8 +997,14 @@ void ath9k_hw_init_global_settings(struc
@@ -975,7 +975,10 @@ void ath9k_hw_init_global_settings(struc
if (ah->misc_mode != 0)
REG_SET_BIT(ah, AR_PCU_MISC, ah->misc_mode);
- rx_lat = 37;
+ if (IS_CHAN_A_FAST_CLOCK(ah, chan))
+ rx_lat = 41;
+ else
+ rx_lat = 37;
tx_lat = 54;
if (IS_CHAN_HALF_RATE(chan)) {
@@ -989,7 +992,7 @@ void ath9k_hw_init_global_settings(struc
sifstime = 32;
} else if (IS_CHAN_QUARTER_RATE(chan)) {
eifs = 340;
- rx_lat *= 4;
+ rx_lat = (rx_lat * 4) - 1;
tx_lat *= 4;
if (IS_CHAN_A_FAST_CLOCK(ah, chan))
tx_lat += 22;
@@ -997,8 +1000,14 @@ void ath9k_hw_init_global_settings(struc
slottime = 21;
sifstime = 64;
} else {