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Diffstat (limited to 'net/core/ethtool.c')
-rw-r--r--net/core/ethtool.c32
1 files changed, 29 insertions, 3 deletions
diff --git a/net/core/ethtool.c b/net/core/ethtool.c
index d9d5160610d5..4c12ddb5f5ee 100644
--- a/net/core/ethtool.c
+++ b/net/core/ethtool.c
@@ -30,10 +30,17 @@ u32 ethtool_op_get_link(struct net_device *dev)
return netif_carrier_ok(dev) ? 1 : 0;
}
+u32 ethtool_op_get_rx_csum(struct net_device *dev)
+{
+ return (dev->features & NETIF_F_ALL_CSUM) != 0;
+}
+EXPORT_SYMBOL(ethtool_op_get_rx_csum);
+
u32 ethtool_op_get_tx_csum(struct net_device *dev)
{
return (dev->features & NETIF_F_ALL_CSUM) != 0;
}
+EXPORT_SYMBOL(ethtool_op_get_tx_csum);
int ethtool_op_set_tx_csum(struct net_device *dev, u32 data)
{
@@ -891,6 +898,19 @@ static int ethtool_set_value(struct net_device *dev, char __user *useraddr,
return actor(dev, edata.data);
}
+static int ethtool_flash_device(struct net_device *dev, char __user *useraddr)
+{
+ struct ethtool_flash efl;
+
+ if (copy_from_user(&efl, useraddr, sizeof(efl)))
+ return -EFAULT;
+
+ if (!dev->ethtool_ops->flash_device)
+ return -EOPNOTSUPP;
+
+ return dev->ethtool_ops->flash_device(dev, &efl);
+}
+
/* The main entry point in this file. Called from net/core/dev.c */
int dev_ethtool(struct net *net, struct ifreq *ifr)
@@ -1004,7 +1024,9 @@ int dev_ethtool(struct net *net, struct ifreq *ifr)
break;
case ETHTOOL_GRXCSUM:
rc = ethtool_get_value(dev, useraddr, ethcmd,
- dev->ethtool_ops->get_rx_csum);
+ (dev->ethtool_ops->get_rx_csum ?
+ dev->ethtool_ops->get_rx_csum :
+ ethtool_op_get_rx_csum));
break;
case ETHTOOL_SRXCSUM:
rc = ethtool_set_rx_csum(dev, useraddr);
@@ -1068,7 +1090,9 @@ int dev_ethtool(struct net *net, struct ifreq *ifr)
break;
case ETHTOOL_GFLAGS:
rc = ethtool_get_value(dev, useraddr, ethcmd,
- dev->ethtool_ops->get_flags);
+ (dev->ethtool_ops->get_flags ?
+ dev->ethtool_ops->get_flags :
+ ethtool_op_get_flags));
break;
case ETHTOOL_SFLAGS:
rc = ethtool_set_value(dev, useraddr,
@@ -1100,6 +1124,9 @@ int dev_ethtool(struct net *net, struct ifreq *ifr)
case ETHTOOL_SGRO:
rc = ethtool_set_gro(dev, useraddr);
break;
+ case ETHTOOL_FLASHDEV:
+ rc = ethtool_flash_device(dev, useraddr);
+ break;
default:
rc = -EOPNOTSUPP;
}
@@ -1116,7 +1143,6 @@ int dev_ethtool(struct net *net, struct ifreq *ifr)
EXPORT_SYMBOL(ethtool_op_get_link);
EXPORT_SYMBOL(ethtool_op_get_sg);
EXPORT_SYMBOL(ethtool_op_get_tso);
-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);