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| author | Krzysztof Hałasa <khc@pm.waw.pl> | 2008-07-09 19:47:05 +0200 |
|---|---|---|
| committer | Krzysztof Hałasa <khc@pm.waw.pl> | 2008-11-22 02:49:47 +0100 |
| commit | 09fd65aa8ac934ea4ce7e55945a687292731e9c9 (patch) | |
| tree | 0fb2af1c72f8018a58025375dda7c04e8683c744 /drivers/net | |
| parent | WAN: convert HD64572-based drivers to NAPI. (diff) | |
| download | linux-09fd65aa8ac934ea4ce7e55945a687292731e9c9.tar.xz linux-09fd65aa8ac934ea4ce7e55945a687292731e9c9.zip | |
WAN: TX-done handler now uses the ownership bit in HD64572 drivers.
Signed-off-by: Krzysztof Hałasa <khc@pm.waw.pl>
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/wan/hd64572.c | 11 |
1 files changed, 3 insertions, 8 deletions
diff --git a/drivers/net/wan/hd64572.c b/drivers/net/wan/hd64572.c index 22adec06d93a..e332fe906aba 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 */ |