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net: factor out ethtool invocation of vlan/macvlan drivers 

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Patrick McHardy 2009-04-20 04:49:28 +00:00 committed by David S. Miller
parent 4510d7cb8b
commit b1b67dd45a
3 changed files with 29 additions and 40 deletions
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22
drivers/net/macvlan.c
View File

@ -374,36 +374,20 @@ static void macvlan_ethtool_get_drvinfo(struct net_device *dev,
static u32 macvlan_ethtool_get_rx_csum(struct net_device *dev)
{
const struct macvlan_dev *vlan = netdev_priv(dev);
struct net_device *lowerdev = vlan->lowerdev;
if (lowerdev->ethtool_ops == NULL ||
lowerdev->ethtool_ops->get_rx_csum == NULL)
return 0;
return lowerdev->ethtool_ops->get_rx_csum(lowerdev);
return dev_ethtool_get_rx_csum(vlan->lowerdev);
}
static int macvlan_ethtool_get_settings(struct net_device *dev,
struct ethtool_cmd *cmd)
{
const struct macvlan_dev *vlan = netdev_priv(dev);
struct net_device *lowerdev = vlan->lowerdev;
if (!lowerdev->ethtool_ops ||
!lowerdev->ethtool_ops->get_settings)
return -EOPNOTSUPP;
return lowerdev->ethtool_ops->get_settings(lowerdev, cmd);
return dev_ethtool_get_settings(vlan->lowerdev, cmd);
}
static u32 macvlan_ethtool_get_flags(struct net_device *dev)
{
const struct macvlan_dev *vlan = netdev_priv(dev);
struct net_device *lowerdev = vlan->lowerdev;
if (!lowerdev->ethtool_ops ||
!lowerdev->ethtool_ops->get_flags)
return 0;
return lowerdev->ethtool_ops->get_flags(lowerdev);
return dev_ethtool_get_flags(vlan->lowerdev);
}
static const struct ethtool_ops macvlan_ethtool_ops = {

24
include/linux/netdevice.h
View File

@ -42,6 +42,7 @@
#include <linux/dmaengine.h>
#include <linux/workqueue.h>
#include <linux/ethtool.h>
#include <net/net_namespace.h>
#include <net/dsa.h>
#ifdef CONFIG_DCB
@ -49,7 +50,6 @@
#endif
struct vlan_group;
struct ethtool_ops;
struct netpoll_info;
/* 802.11 specific */
struct wireless_dev;
@ -1906,6 +1906,28 @@ static inline int skb_bond_should_drop(struct sk_buff *skb)
}
extern struct pernet_operations __net_initdata loopback_net_ops;
static inline int dev_ethtool_get_settings(struct net_device *dev,
struct ethtool_cmd *cmd)
{
if (!dev->ethtool_ops || !dev->ethtool_ops->get_settings)
return -EOPNOTSUPP;
return dev->ethtool_ops->get_settings(dev, cmd);
}
static inline u32 dev_ethtool_get_rx_csum(struct net_device *dev)
{
if (!dev->ethtool_ops || !dev->ethtool_ops->get_rx_csum)
return 0;
return dev->ethtool_ops->get_rx_csum(dev);
}
static inline u32 dev_ethtool_get_flags(struct net_device *dev)
{
if (!dev->ethtool_ops || !dev->ethtool_ops->get_flags)
return 0;
return dev->ethtool_ops->get_flags(dev);
}
#endif /* __KERNEL__ */
#endif /* _LINUX_DEV_H */

23
net/8021q/vlan_dev.c
View File

@ -666,13 +666,7 @@ static int vlan_ethtool_get_settings(struct net_device *dev,
struct ethtool_cmd *cmd)
{
const struct vlan_dev_info *vlan = vlan_dev_info(dev);
struct net_device *real_dev = vlan->real_dev;
if (!real_dev->ethtool_ops ||
!real_dev->ethtool_ops->get_settings)
return -EOPNOTSUPP;
return real_dev->ethtool_ops->get_settings(real_dev, cmd);
return dev_ethtool_get_settings(vlan->real_dev, cmd);
}
static void vlan_ethtool_get_drvinfo(struct net_device *dev,
@ -686,24 +680,13 @@ static void vlan_ethtool_get_drvinfo(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);
return dev_ethtool_get_rx_csum(vlan->real_dev);
}
static u32 vlan_ethtool_get_flags(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->features & NETIF_F_HW_VLAN_RX) ||
real_dev->ethtool_ops == NULL ||
real_dev->ethtool_ops->get_flags == NULL)
return 0;
return real_dev->ethtool_ops->get_flags(real_dev);
return dev_ethtool_get_flags(vlan->real_dev);
}
static const struct ethtool_ops vlan_ethtool_ops = {