ath9k: increase ATH_BCBUF, allows creating 8 virtual APs

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@26249 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/package/mac80211/patches/562-ath9k_increase_bcbuf.patch b/package/mac80211/patches/562-ath9k_increase_bcbuf.patch
new file mode 100644 (file)
index 0000000..d9c6d71
--- /dev/null
+++ b/package/mac80211/patches/562-ath9k_increase_bcbuf.patch
@@ -0,0 +1,24 @@
+--- a/drivers/net/wireless/ath/ath9k/ath9k.h
++++ b/drivers/net/wireless/ath/ath9k/ath9k.h
+@@ -369,7 +369,7 @@ struct ath_vif {
+  * number of beacon intervals, the game's up.
+  */
+ #define BSTUCK_THRESH                 (9 * ATH_BCBUF)
+-#define       ATH_BCBUF                       4
++#define       ATH_BCBUF                       8
+ #define ATH_DEFAULT_BINTVAL           100 /* TU */
+ #define ATH_DEFAULT_BMISS_LIMIT       10
+ #define IEEE80211_MS_TO_TU(x)           (((x) * 1000) / 1024)
+--- a/drivers/net/wireless/ath/ath9k/hw.c
++++ b/drivers/net/wireless/ath/ath9k/hw.c
+@@ -349,8 +349,8 @@ static void ath9k_hw_init_config(struct 
+ {
+       int i;
+ 
+-      ah->config.dma_beacon_response_time = 2;
+-      ah->config.sw_beacon_response_time = 10;
++      ah->config.dma_beacon_response_time = 1;
++      ah->config.sw_beacon_response_time = 6;
+       ah->config.additional_swba_backoff = 0;
+       ah->config.ack_6mb = 0x0;
+       ah->config.cwm_ignore_extcca = 0;