diff options
Diffstat (limited to 'drivers/net/ethernet/natsemi/sonic.h')
| -rw-r--r-- | drivers/net/ethernet/natsemi/sonic.h | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/drivers/net/ethernet/natsemi/sonic.h b/drivers/net/ethernet/natsemi/sonic.h index e6d47e45c5c2..cc2f7b4b77e3 100644 --- a/drivers/net/ethernet/natsemi/sonic.h +++ b/drivers/net/ethernet/natsemi/sonic.h @@ -314,8 +314,6 @@ struct sonic_local { u32 rda_laddr; /* logical DMA address of RDA */ dma_addr_t rx_laddr[SONIC_NUM_RRS]; /* logical DMA addresses of rx skbuffs */ dma_addr_t tx_laddr[SONIC_NUM_TDS]; /* logical DMA addresses of tx skbuffs */ - unsigned int rra_end; - unsigned int cur_rwp; unsigned int cur_rx; unsigned int cur_tx; /* first unacked transmit packet */ unsigned int eol_rx; @@ -450,6 +448,22 @@ static inline __u16 sonic_rra_get(struct net_device* dev, int entry, (entry * SIZEOF_SONIC_RR) + offset); } +static inline u16 sonic_rr_addr(struct net_device *dev, int entry) +{ + struct sonic_local *lp = netdev_priv(dev); + + return lp->rra_laddr + + entry * SIZEOF_SONIC_RR * SONIC_BUS_SCALE(lp->dma_bitmode); +} + +static inline u16 sonic_rr_entry(struct net_device *dev, u16 addr) +{ + struct sonic_local *lp = netdev_priv(dev); + + return (addr - (u16)lp->rra_laddr) / (SIZEOF_SONIC_RR * + SONIC_BUS_SCALE(lp->dma_bitmode)); +} + static const char version[] = "sonic.c:v0.92 20.9.98 tsbogend@alpha.franken.de\n"; |