ath9k: reduce the number of rx buffers, 512 is excessively high, 128 should work...

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@27029 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/package/mac80211/patches/512-ath9k_reduce_rxbuf.patch b/package/mac80211/patches/512-ath9k_reduce_rxbuf.patch
new file mode 100644 (file)
index 0000000..96684aa
--- /dev/null
+++ b/package/mac80211/patches/512-ath9k_reduce_rxbuf.patch
@@ -0,0 +1,11 @@
+--- a/drivers/net/wireless/ath/ath9k/ath9k.h
++++ b/drivers/net/wireless/ath/ath9k/ath9k.h
+@@ -119,7 +119,7 @@ void ath_descdma_cleanup(struct ath_soft
+ /* RX / TX */
+ /***********/
+ 
+-#define ATH_RXBUF               512
++#define ATH_RXBUF               128
+ #define ATH_TXBUF               512
+ #define ATH_TXBUF_RESERVE       5
+ #define ATH_MAX_QDEPTH          (ATH_TXBUF / 4 - ATH_TXBUF_RESERVE)