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authorJon Mason <jdmason@us.ibm.com>2005-05-29 20:27:24 -0700
committerDavid S. Miller <davem@davemloft.net>2005-05-29 20:27:24 -0700
commit69f6a0fafcdf0bfe85af182695d6d38f80f9d549 (patch)
treece69917e3f348de780c117bfe8a4fa9545a9c888
parent37e20a66db02eff9adbeee043af990cca85d0034 (diff)
downloadop-kernel-dev-69f6a0fafcdf0bfe85af182695d6d38f80f9d549.zip
op-kernel-dev-69f6a0fafcdf0bfe85af182695d6d38f80f9d549.tar.gz
[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>
-rw-r--r--include/linux/ethtool.h1
-rw-r--r--net/core/ethtool.c12
2 files changed, 12 insertions, 1 deletions
diff --git a/include/linux/ethtool.h b/include/linux/ethtool.h
index c85b210..a0ab26a 100644
--- a/include/linux/ethtool.h
+++ b/include/linux/ethtool.h
@@ -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);
diff --git a/net/core/ethtool.c b/net/core/ethtool.c
index 2a56a52..8ec4848 100644
--- a/net/core/ethtool.c
+++ b/net/core/ethtool.c
@@ -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);
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