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| author | Felix Fietkau <nbd@openwrt.org> | 2012-05-28 02:55:59 +0000 |
|---|---|---|
| committer | Felix Fietkau <nbd@openwrt.org> | 2012-05-28 02:55:59 +0000 |
| commit | 55e7bd410c7f95b9dbd97de818ab55b2b4151694 (patch) | |
| tree | d328a160516624336815a08d32a62760fe54e2b4 /target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx.h | |
| parent | 4ba2f1496da71e618258a43a2998cb9d37716ad4 (diff) | |
| download | upstream-55e7bd410c7f95b9dbd97de818ab55b2b4151694.tar.gz upstream-55e7bd410c7f95b9dbd97de818ab55b2b4151694.tar.bz2 upstream-55e7bd410c7f95b9dbd97de818ab55b2b4151694.zip | |
ar71xx: improve rx performance of the ethernet driver by using build_skb to deliver a cache-hot skb to the network stack
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@31934 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx.h')
| -rw-r--r-- | target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx.h | 6 |
1 files changed, 5 insertions, 1 deletions
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 881741660b..b9d95adaf6 100644 --- a/target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx.h +++ b/target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx.h @@ -53,6 +53,7 @@ #define AG71XX_TX_MTU_LEN 1540 #define AG71XX_RX_PKT_SIZE \ (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_RX_RING_SIZE_DEFAULT 128 @@ -85,7 +86,10 @@ struct ag71xx_desc { } __attribute__((aligned(4))); struct ag71xx_buf { - struct sk_buff *skb; + union { + struct sk_buff *skb; + void *rx_buf; + }; struct ag71xx_desc *desc; dma_addr_t dma_addr; unsigned long timestamp; |