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authorStephen Hemminger <shemminger@vyatta.com>2008-11-19 22:42:31 -0800
committerDavid S. Miller <davem@davemloft.net>2008-11-19 22:42:31 -0800
commitccad637b0c57de1825ffd34c311bf71487545ac2 (patch)
treefa5e54d6a4d8a414754efb7904685e5a83bff601
parenteeda3fd64f75bcbfaa70ce946513abaf3f23b8e0 (diff)
netdev: expose ethernet address primitives
When ethernet devices are converted, the function pointer setup by eth_setup() need to be done during intialization. Signed-off-by: Stephen Hemminger <shemminger@vyatta.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/usb/gadget/u_ether.c4
-rw-r--r--include/linux/etherdevice.h4
-rw-r--r--net/ethernet/eth.c13
3 files changed, 14 insertions, 7 deletions
diff --git a/drivers/usb/gadget/u_ether.c b/drivers/usb/gadget/u_ether.c
index 00fa5239879d..d9739d52f8f5 100644
--- a/drivers/usb/gadget/u_ether.c
+++ b/drivers/usb/gadget/u_ether.c
@@ -146,7 +146,7 @@ static inline int qlen(struct usb_gadget *gadget)
/* NETWORK DRIVER HOOKUP (to the layer above this driver) */
-static int eth_change_mtu(struct net_device *net, int new_mtu)
+static int ueth_change_mtu(struct net_device *net, int new_mtu)
{
struct eth_dev *dev = netdev_priv(net);
unsigned long flags;
@@ -764,7 +764,7 @@ int __init gether_setup(struct usb_gadget *g, u8 ethaddr[ETH_ALEN])
if (ethaddr)
memcpy(ethaddr, dev->host_mac, ETH_ALEN);
- net->change_mtu = eth_change_mtu;
+ net->change_mtu = ueth_change_mtu;
net->hard_start_xmit = eth_start_xmit;
net->open = eth_open;
net->stop = eth_stop;
diff --git a/include/linux/etherdevice.h b/include/linux/etherdevice.h
index 25d62e6e3290..0e5e97060034 100644
--- a/include/linux/etherdevice.h
+++ b/include/linux/etherdevice.h
@@ -41,6 +41,10 @@ extern int eth_header_cache(const struct neighbour *neigh, struct hh_cache *hh);
extern void eth_header_cache_update(struct hh_cache *hh,
const struct net_device *dev,
const unsigned char *haddr);
+extern int eth_mac_addr(struct net_device *dev, void *p);
+extern int eth_change_mtu(struct net_device *dev, int new_mtu);
+extern int eth_validate_addr(struct net_device *dev);
+
extern struct net_device *alloc_etherdev_mq(int sizeof_priv, unsigned int queue_count);
diff --git a/net/ethernet/eth.c b/net/ethernet/eth.c
index b9d85af2dd31..a87a171d9914 100644
--- a/net/ethernet/eth.c
+++ b/net/ethernet/eth.c
@@ -282,7 +282,7 @@ EXPORT_SYMBOL(eth_header_cache_update);
* This doesn't change hardware matching, so needs to be overridden
* for most real devices.
*/
-static int eth_mac_addr(struct net_device *dev, void *p)
+int eth_mac_addr(struct net_device *dev, void *p)
{
struct sockaddr *addr = p;
@@ -293,6 +293,7 @@ static int eth_mac_addr(struct net_device *dev, void *p)
memcpy(dev->dev_addr, addr->sa_data, ETH_ALEN);
return 0;
}
+EXPORT_SYMBOL(eth_mac_addr);
/**
* eth_change_mtu - set new MTU size
@@ -302,21 +303,23 @@ static int eth_mac_addr(struct net_device *dev, void *p)
* Allow changing MTU size. Needs to be overridden for devices
* supporting jumbo frames.
*/
-static int eth_change_mtu(struct net_device *dev, int new_mtu)
+int eth_change_mtu(struct net_device *dev, int new_mtu)
{
if (new_mtu < 68 || new_mtu > ETH_DATA_LEN)
return -EINVAL;
dev->mtu = new_mtu;
return 0;
}
+EXPORT_SYMBOL(eth_change_mtu);
-static int eth_validate_addr(struct net_device *dev)
+int eth_validate_addr(struct net_device *dev)
{
if (!is_valid_ether_addr(dev->dev_addr))
return -EADDRNOTAVAIL;
return 0;
}
+EXPORT_SYMBOL(eth_validate_addr);
const struct header_ops eth_header_ops ____cacheline_aligned = {
.create = eth_header,
@@ -334,11 +337,11 @@ const struct header_ops eth_header_ops ____cacheline_aligned = {
void ether_setup(struct net_device *dev)
{
dev->header_ops = &eth_header_ops;
-
+#ifdef CONFIG_COMPAT_NET_DEV_OPS
dev->change_mtu = eth_change_mtu;
dev->set_mac_address = eth_mac_addr;
dev->validate_addr = eth_validate_addr;
-
+#endif
dev->type = ARPHRD_ETHER;
dev->hard_header_len = ETH_HLEN;
dev->mtu = ETH_DATA_LEN;

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