static void ipheth_carrier_check_work(struct work_struct *work)
{
struct ipheth_device *dev = container_of(work, struct ipheth_device,
carrier_work.work);
ipheth_carrier_set(dev);
schedule_delayed_work(&dev->carrier_work, IPHETH_CARRIER_CHECK_TIMEOUT);
}
static int ipheth_open(struct net_device *net)
{
struct ipheth_device *dev = netdev_priv(net);
struct usb_device *udev = dev->udev;
int retval = 0;
usb_set_interface(udev, IPHETH_INTFNUM, IPHETH_ALT_INTFNUM);
retval = ipheth_carrier_set(dev);
if (retval)
return retval;
retval = ipheth_rx_submit(dev, GFP_KERNEL);
if (retval)
return retval;
schedule_delayed_work(&dev->carrier_work, IPHETH_CARRIER_CHECK_TIMEOUT);
return retval;
}
static int ipheth_open (struct net_device *net)
{
struct ipheth_device *dev = netdev_priv(net);
struct usb_device *udev = dev->udev;
int retval = 0;
usb_set_interface(udev, IPHETH_INTFNUM, IPHETH_ALT_INTFNUM);
usb_clear_halt(udev, usb_rcvbulkpipe(udev, dev->bulk_in));
usb_clear_halt(udev, usb_sndbulkpipe(udev, dev->bulk_out));
if ((retval = ipheth_carrier_set(dev)))
goto error;
if ((retval = ipheth_rx_submit(dev, GFP_KERNEL)))
goto error;
schedule_delayed_work(&dev->carrier_work, IPHETH_CARRIER_CHECK_TIMEOUT);
netif_start_queue(net);
error:
return retval;
}
