net/usb/mcs7830: add set_mac_address

Implement set_mac_address for mcs7830. This enables me to use it with my
cable modem.

Signed-off-by: Oliver Martin <oliver.martin@student.tuwien.ac.at>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
This commit is contained in:
Oliver Martin 2008-08-23 22:08:47 +02:00 committed by Jeff Garzik
parent 8382cc1c2d
commit 1025433147

View file

@ -446,6 +446,29 @@ static struct ethtool_ops mcs7830_ethtool_ops = {
.nway_reset = usbnet_nway_reset,
};
static int mcs7830_set_mac_address(struct net_device *netdev, void *p)
{
int ret;
struct usbnet *dev = netdev_priv(netdev);
struct sockaddr *addr = p;
if (netif_running(netdev))
return -EBUSY;
if (!is_valid_ether_addr(addr->sa_data))
return -EINVAL;
memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len);
ret = mcs7830_set_reg(dev, HIF_REG_ETHERNET_ADDR, ETH_ALEN,
netdev->dev_addr);
if (ret < 0)
return ret;
return 0;
}
static int mcs7830_bind(struct usbnet *dev, struct usb_interface *udev)
{
struct net_device *net = dev->net;
@ -459,6 +482,7 @@ static int mcs7830_bind(struct usbnet *dev, struct usb_interface *udev)
net->ethtool_ops = &mcs7830_ethtool_ops;
net->set_multicast_list = mcs7830_set_multicast;
mcs7830_set_multicast(net);
net->set_mac_address = mcs7830_set_mac_address;
/* reserve space for the status byte on rx */
dev->rx_urb_size = ETH_FRAME_LEN + 1;