ath9k: fix sifs time for half/quarter and remove some unnecessary defines

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@27565 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 17 insertions, 2 deletions

diff --git a/package/mac80211/patches/545-ath9k_timing_settings.patch b/package/mac80211/patches/545-ath9k_timing_settings.patch
index 90a575a68b..d83b150825 100644
--- a/package/mac80211/patches/545-ath9k_timing_settings.patch
+++ b/package/mac80211/patches/545-ath9k_timing_settings.patch
@@ -1,6 +1,20 @@
 --- a/drivers/net/wireless/ath/ath9k/hw.c
 +++ b/drivers/net/wireless/ath/ath9k/hw.c
-@@ -951,25 +951,60 @@ static bool ath9k_hw_set_global_txtimeou
+@@ -914,6 +914,13 @@ static void ath9k_hw_init_interrupt_mask
+ 	}
+ }
+ 
++static void ath9k_hw_set_sifs_time(struct ath_hw *ah, u32 us)
++{
++	u32 val = ath9k_hw_mac_to_clks(ah, us - 2);
++	val = min(val, (u32) 0xFFFF);
++	REG_WRITE(ah, AR_D_GBL_IFS_SIFS, val);
++}
++
+ static void ath9k_hw_setslottime(struct ath_hw *ah, u32 us)
+ {
+ 	u32 val = ath9k_hw_mac_to_clks(ah, us);
+@@ -951,25 +958,60 @@ static bool ath9k_hw_set_global_txtimeou
  
  void ath9k_hw_init_global_settings(struct ath_hw *ah)
  {
@@ -68,11 +82,12 @@
  
  	/*
  	 * Workaround for early ACK timeouts, add an offset to match the
-@@ -981,11 +1016,19 @@ void ath9k_hw_init_global_settings(struc
+@@ -981,11 +1023,20 @@ void ath9k_hw_init_global_settings(struc
  	if (conf->channel && conf->channel->band == IEEE80211_BAND_2GHZ)
  		acktimeout += 64 - sifstime - ah->slottime;
  
 -	ath9k_hw_setslottime(ah, ah->slottime);
++	ath9k_hw_set_sifs_time(ah, sifstime);
 +	ath9k_hw_setslottime(ah, slottime);
  	ath9k_hw_set_ack_timeout(ah, acktimeout);
  	ath9k_hw_set_cts_timeout(ah, acktimeout);