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-rw-r--r--drivers/net/wan/hd64572.c11
1 files changed, 3 insertions, 8 deletions
diff --git a/drivers/net/wan/hd64572.c b/drivers/net/wan/hd64572.c
index 22adec06d93..e332fe906ab 100644
--- a/drivers/net/wan/hd64572.c
+++ b/drivers/net/wan/hd64572.c
@@ -338,7 +338,6 @@ static inline int sca_rx_done(port_t *port, int budget)
static inline void sca_tx_done(port_t *port)
{
struct net_device *dev = port_to_dev(port);
- u16 dmac = get_dmac_tx(port);
card_t* card = port_to_card(port);
u8 stat;
@@ -351,14 +350,10 @@ static inline void sca_tx_done(port_t *port)
DSR_TX(phy_node(port)), card);
while (1) {
- pkt_desc __iomem *desc;
-
- u32 desc_off = desc_offset(port, port->txlast, 1);
- u32 cda = sca_inl(dmac + CDAL, card);
- if ((cda >= desc_off) && (cda < desc_off + sizeof(pkt_desc)))
- break; /* Transmitter is/will_be sending this frame */
+ pkt_desc __iomem *desc = desc_address(port, port->txlast, 1);
- desc = desc_address(port, port->txlast, 1);
+ if (!(readb(&desc->stat) & ST_TX_OWNRSHP))
+ break; /* not yet transmitted */
dev->stats.tx_packets++;
dev->stats.tx_bytes += readw(&desc->len);
writeb(0, &desc->stat); /* Free descriptor */