diff options
author | Arnd Bergmann <arnd@arndb.de> | 2006-01-12 17:16:44 -0500 |
---|---|---|
committer | Jeff Garzik <jgarzik@pobox.com> | 2006-01-17 07:25:01 -0500 |
commit | 11f1a52b87eaf830bd03d4e01d563437c30f7728 (patch) | |
tree | f251162b093f1ac7153d17de8d046f16f3e2e17e /drivers/net/spider_net_ethtool.c | |
parent | 8e0a613bf61ccaab376877d7c2ed50315b8ca6d7 (diff) | |
download | linux-11f1a52b87eaf830bd03d4e01d563437c30f7728.tar.bz2 |
[PATCH] spidernet: performance optimizations
Performance optimizations, changes in these areas:
- RX and TX checksum offload
- correct maximum MTU
- don't use TX interrupts anymore, use a timer instead
- remove some superfluous barriers
- improve RX RAM full handling
From: Utz Bacher <utz.bacher@de.ibm.com>
Signed-off-by: Jens Osterkamp <jens.osterkamp@de.ibm.com>
Signed-off-by: Arnd Bergmann <arndb@de.ibm.com>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
Diffstat (limited to 'drivers/net/spider_net_ethtool.c')
-rw-r--r-- | drivers/net/spider_net_ethtool.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/drivers/net/spider_net_ethtool.c b/drivers/net/spider_net_ethtool.c index d42e60ba74ce..a5bb0b7633af 100644 --- a/drivers/net/spider_net_ethtool.c +++ b/drivers/net/spider_net_ethtool.c @@ -113,6 +113,23 @@ spider_net_ethtool_set_rx_csum(struct net_device *netdev, u32 n) return 0; } +static uint32_t +spider_net_ethtool_get_tx_csum(struct net_device *netdev) +{ + return (netdev->features & NETIF_F_HW_CSUM) != 0; +} + +static int +spider_net_ethtool_set_tx_csum(struct net_device *netdev, uint32_t data) +{ + if (data) + netdev->features |= NETIF_F_HW_CSUM; + else + netdev->features &= ~NETIF_F_HW_CSUM; + + return 0; +} + struct ethtool_ops spider_net_ethtool_ops = { .get_settings = spider_net_ethtool_get_settings, .get_drvinfo = spider_net_ethtool_get_drvinfo, @@ -122,5 +139,7 @@ struct ethtool_ops spider_net_ethtool_ops = { .nway_reset = spider_net_ethtool_nway_reset, .get_rx_csum = spider_net_ethtool_get_rx_csum, .set_rx_csum = spider_net_ethtool_set_rx_csum, + .get_tx_csum = spider_net_ethtool_get_tx_csum, + .set_tx_csum = spider_net_ethtool_set_tx_csum, }; |