diff options
| author | Linas Vepstas <linas@austin.ibm.com> | 2006-12-13 15:06:59 -0600 |
|---|---|---|
| committer | Jeff Garzik <jeff@garzik.org> | 2007-02-05 16:58:43 -0500 |
| commit | d4ed8f8d1fb7d59eb63d2eada9a32c2f8c3795e2 (patch) | |
| tree | 5deb53b975439ce61e40bee57259c2d113df598a /drivers/net/spider_net_ethtool.c | |
| parent | 834324687d08e0f67b167934cb56406aa98ff8c6 (diff) | |
| download | linux-stable-d4ed8f8d1fb7d59eb63d2eada9a32c2f8c3795e2.tar.gz linux-stable-d4ed8f8d1fb7d59eb63d2eada9a32c2f8c3795e2.tar.bz2 linux-stable-d4ed8f8d1fb7d59eb63d2eada9a32c2f8c3795e2.zip | |
Spidernet DMA coalescing
The current driver code performs 512 DMA mappings of a bunch of
32-byte ring descriptor structures. This is silly, as they are
all in contiguous memory. This patch changes the code to
dma_map_coherent() each rx/tx ring as a whole.
Signed-off-by: Linas Vepstas <linas@austin.ibm.com>
Cc: James K Lewis <jklewis@us.ibm.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/net/spider_net_ethtool.c')
| -rw-r--r-- | drivers/net/spider_net_ethtool.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/spider_net_ethtool.c b/drivers/net/spider_net_ethtool.c index 91b995102915..6bcf03fc89be 100644 --- a/drivers/net/spider_net_ethtool.c +++ b/drivers/net/spider_net_ethtool.c @@ -158,9 +158,9 @@ spider_net_ethtool_get_ringparam(struct net_device *netdev, struct spider_net_card *card = netdev->priv; ering->tx_max_pending = SPIDER_NET_TX_DESCRIPTORS_MAX; - ering->tx_pending = card->num_tx_desc; + ering->tx_pending = card->tx_chain.num_desc; ering->rx_max_pending = SPIDER_NET_RX_DESCRIPTORS_MAX; - ering->rx_pending = card->num_rx_desc; + ering->rx_pending = card->rx_chain.num_desc; } static int spider_net_get_stats_count(struct net_device *netdev) |