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| author | Felix Fietkau <nbd@openwrt.org> | 2014-12-09 12:28:46 +0000 |
|---|---|---|
| committer | Felix Fietkau <nbd@openwrt.org> | 2014-12-09 12:28:46 +0000 |
| commit | 548879cdc1da0a74d4ca998e8eaf89f37ec7b31b (patch) | |
| tree | d619f0c488fbb55569d3b44804b32bf95ea71b8d /target/linux/ar71xx/files/drivers/net/ethernet/atheros/ag71xx/ag71xx.h | |
| parent | ce28e880c9bdb5725d6dedf7efdb7bd4970361d1 (diff) | |
| download | upstream-548879cdc1da0a74d4ca998e8eaf89f37ec7b31b.tar.gz upstream-548879cdc1da0a74d4ca998e8eaf89f37ec7b31b.tar.bz2 upstream-548879cdc1da0a74d4ca998e8eaf89f37ec7b31b.zip | |
ar71xx: improve ethernet driver cache footprint by removing an unnecessary pointer
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@43588 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 | 7 |
1 files changed, 6 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 2d7c963a44..b18c20b6dd 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 @@ -90,7 +90,6 @@ struct ag71xx_buf { struct sk_buff *skb; void *rx_buf; }; - struct ag71xx_desc *desc; union { dma_addr_t dma_addr; unsigned long timestamp; @@ -203,6 +202,12 @@ static inline int ag71xx_desc_empty(struct ag71xx_desc *desc) return (desc->ctrl & DESC_EMPTY) != 0; } +static inline struct ag71xx_desc * +ag71xx_ring_desc(struct ag71xx_ring *ring, int idx) +{ + return (struct ag71xx_desc *) &ring->descs_cpu[idx * ring->desc_size]; +} + /* Register offsets */ #define AG71XX_REG_MAC_CFG1 0x0000 #define AG71XX_REG_MAC_CFG2 0x0004 |