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[NET]: Add ethtool support for NETIF_F_HW_CSUM. 

Signed-off-by: Jon Mason <jdmason@us.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jon Mason 2005-05-29 20:27:24 -07:00 committed by David S. Miller
parent 37e20a66db
commit 69f6a0fafc
2 changed files with 12 additions and 1 deletions
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1
include/linux/ethtool.h
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@ -256,6 +256,7 @@ struct net_device;
u32 ethtool_op_get_link(struct net_device *dev);
u32 ethtool_op_get_tx_csum(struct net_device *dev);
int ethtool_op_set_tx_csum(struct net_device *dev, u32 data);
int ethtool_op_set_tx_hw_csum(struct net_device *dev, u32 data);
u32 ethtool_op_get_sg(struct net_device *dev);
int ethtool_op_set_sg(struct net_device *dev, u32 data);
u32 ethtool_op_get_tso(struct net_device *dev);

12
net/core/ethtool.c
View File

@ -29,7 +29,7 @@ u32 ethtool_op_get_link(struct net_device *dev)
u32 ethtool_op_get_tx_csum(struct net_device *dev)
{
return (dev->features & NETIF_F_IP_CSUM) != 0;
return (dev->features & (NETIF_F_IP_CSUM | NETIF_F_HW_CSUM)) != 0;
}
int ethtool_op_set_tx_csum(struct net_device *dev, u32 data)
@ -42,6 +42,15 @@ int ethtool_op_set_tx_csum(struct net_device *dev, u32 data)
return 0;
}
int ethtool_op_set_tx_hw_csum(struct net_device *dev, u32 data)
{
if (data)
dev->features |= NETIF_F_HW_CSUM;
else
dev->features &= ~NETIF_F_HW_CSUM;
return 0;
}
u32 ethtool_op_get_sg(struct net_device *dev)
{
return (dev->features & NETIF_F_SG) != 0;
@ -823,3 +832,4 @@ EXPORT_SYMBOL(ethtool_op_get_tx_csum);
EXPORT_SYMBOL(ethtool_op_set_sg);
EXPORT_SYMBOL(ethtool_op_set_tso);
EXPORT_SYMBOL(ethtool_op_set_tx_csum);
EXPORT_SYMBOL(ethtool_op_set_tx_hw_csum);