ar71xx: ethernet: reduce tx dma ring size further to improve cache footprint

Signed-off-by: Felix Fietkau <nbd@openwrt.org>
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@37765 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx.h b/target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx.h
index 83607b3..606c6f1 100644 (file)
--- a/target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx.h
+++ b/target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx.h
@@ -55,10 +55,10 @@
        (ETH_FRAME_LEN + ETH_FCS_LEN + VLAN_HLEN)
 #define AG71XX_RX_BUF_SIZE (AG71XX_RX_PKT_SIZE + NET_SKB_PAD + NET_IP_ALIGN)
 
-#define AG71XX_TX_RING_SIZE_DEFAULT    64
+#define AG71XX_TX_RING_SIZE_DEFAULT    32
 #define AG71XX_RX_RING_SIZE_DEFAULT    128
 
-#define AG71XX_TX_RING_SIZE_MAX                128
+#define AG71XX_TX_RING_SIZE_MAX                32
 #define AG71XX_RX_RING_SIZE_MAX                128
 
 #ifdef CONFIG_AG71XX_DEBUG