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Commit 75b8846a authored by Patrick McHardy's avatar Patrick McHardy Committed by David S. Miller
Browse files

vlan: Add ethtool support 



Add ethtool support for querying the device for offload settings.

Signed-off-by: default avatarPatrick McHardy <kaber@trash.net>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 26a25239

net/8021q/vlan_dev.c

+18 −0
Original line number Diff line number Diff line
@@ -28,6 +28,7 @@ 
#include <linux/skbuff.h>

#include <linux/netdevice.h>

#include <linux/etherdevice.h>

#include <linux/ethtool.h>

#include <net/datalink.h>

#include <net/p8022.h>

#include <net/arp.h>
@@ -716,6 +717,22 @@ static void vlan_dev_uninit(struct net_device *dev) 
	}

}



static u32 vlan_ethtool_get_rx_csum(struct net_device *dev)

{

	const struct vlan_dev_info *vlan = vlan_dev_info(dev);

	struct net_device *real_dev = vlan->real_dev;



	if (real_dev->ethtool_ops == NULL ||

	    real_dev->ethtool_ops->get_rx_csum == NULL)

		return 0;

	return real_dev->ethtool_ops->get_rx_csum(real_dev);

}



static const struct ethtool_ops vlan_ethtool_ops = {

	.get_link		= ethtool_op_get_link,

	.get_rx_csum		= vlan_ethtool_get_rx_csum,

};



void vlan_setup(struct net_device *dev)

{

	ether_setup(dev);
@@ -734,6 +751,7 @@ void vlan_setup(struct net_device *dev) 
	dev->change_rx_flags	= vlan_dev_change_rx_flags;

	dev->do_ioctl		= vlan_dev_ioctl;

	dev->destructor		= free_netdev;

	dev->ethtool_ops	= &vlan_ethtool_ops;



	memset(dev->broadcast, 0, ETH_ALEN);

}