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authorKrzysztof Hałasa <khc@pm.waw.pl>2008-07-09 23:39:12 +0200
committerKrzysztof Hałasa <khc@pm.waw.pl>2008-11-22 02:49:48 +0100
commit0b59cef885f7d451acad02f70c9712f1ef3638b1 (patch)
tree78a740b3b1b62efd0310e00e44ef0d8338c36336 /drivers
parent61e0a6a268947f7385282c6841f3e3d64b4c5cb9 (diff)
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WAN: HD64572 drivers don't use next_desc() anymore.
Signed-off-by: Krzysztof Hałasa <khc@pm.waw.pl>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/wan/hd64572.c13
1 files changed, 3 insertions, 10 deletions
diff --git a/drivers/net/wan/hd64572.c b/drivers/net/wan/hd64572.c
index c7eff0a66a8..6a6fe6a7c44 100644
--- a/drivers/net/wan/hd64572.c
+++ b/drivers/net/wan/hd64572.c
@@ -78,13 +78,6 @@ static inline void disable_intr(port_t *port)
(port->chan ? 0x00FF00FF : 0xFF00FF00), IER0, port->card);
}
-static inline u16 next_desc(port_t *port, u16 desc, int transmit)
-{
- return (desc + 1) % (transmit ? port->card->tx_ring_buffers
- : port->card->rx_ring_buffers);
-}
-
-
static inline u16 desc_abs_number(port_t *port, u16 desc, int transmit)
{
u16 rx_buffs = port->card->rx_ring_buffers;
@@ -291,7 +284,7 @@ static inline int sca_rx_done(port_t *port, int budget)
/* Set new error descriptor address */
sca_outl(desc_off, dmac + EDAL, card);
- port->rxin = next_desc(port, port->rxin, 0);
+ port->rxin = (port->rxin + 1) % card->rx_ring_buffers;
}
/* make sure RX DMA is enabled */
@@ -329,7 +322,7 @@ static inline void sca_tx_done(port_t *port)
dev->stats.tx_bytes += readw(&desc->len);
}
writeb(0, &desc->stat); /* Free descriptor */
- port->txlast = next_desc(port, port->txlast, 1);
+ port->txlast = (port->txlast + 1) % card->tx_ring_buffers;
}
netif_wake_queue(dev);
@@ -599,7 +592,7 @@ static int sca_xmit(struct sk_buff *skb, struct net_device *dev)
writeb(ST_TX_EOM, &desc->stat);
dev->trans_start = jiffies;
- port->txin = next_desc(port, port->txin, 1);
+ port->txin = (port->txin + 1) % card->tx_ring_buffers;
sca_outl(desc_offset(port, port->txin, 1),
get_dmac_tx(port) + EDAL, card);