NETDEVICE_SHOW(ifindex, fmt_dec);
NETDEVICE_SHOW(features, fmt_long_hex);
NETDEVICE_SHOW(type, fmt_dec);
+NETDEVICE_SHOW(link_mode, fmt_dec);
/* use same locking rules as GIFHWADDR ioctl's */
static ssize_t format_addr(char *buf, const unsigned char *addr, int len)
return -EINVAL;
}
+static ssize_t show_dormant(struct class_device *dev, char *buf)
+{
+ struct net_device *netdev = to_net_dev(dev);
+
+ if (netif_running(netdev))
+ return sprintf(buf, fmt_dec, !!netif_dormant(netdev));
+
+ return -EINVAL;
+}
+
+static const char *operstates[] = {
+ "unknown",
+ "notpresent", /* currently unused */
+ "down",
+ "lowerlayerdown",
+ "testing", /* currently unused */
+ "dormant",
+ "up"
+};
+
+static ssize_t show_operstate(struct class_device *dev, char *buf)
+{
+ const struct net_device *netdev = to_net_dev(dev);
+ unsigned char operstate;
+
+ read_lock(&dev_base_lock);
+ operstate = netdev->operstate;
+ if (!netif_running(netdev))
+ operstate = IF_OPER_DOWN;
+ read_unlock(&dev_base_lock);
+
+ if (operstate >= ARRAY_SIZE(operstates))
+ return -EINVAL; /* should not happen */
+
+ return sprintf(buf, "%s\n", operstates[operstate]);
+}
+
/* read-write attributes */
NETDEVICE_SHOW(mtu, fmt_dec);
__ATTR(ifindex, S_IRUGO, show_ifindex, NULL),
__ATTR(features, S_IRUGO, show_features, NULL),
__ATTR(type, S_IRUGO, show_type, NULL),
+ __ATTR(link_mode, S_IRUGO, show_link_mode, NULL),
__ATTR(address, S_IRUGO, show_address, NULL),
__ATTR(broadcast, S_IRUGO, show_broadcast, NULL),
__ATTR(carrier, S_IRUGO, show_carrier, NULL),
+ __ATTR(dormant, S_IRUGO, show_dormant, NULL),
+ __ATTR(operstate, S_IRUGO, show_operstate, NULL),
__ATTR(mtu, S_IRUGO | S_IWUSR, show_mtu, store_mtu),
__ATTR(flags, S_IRUGO | S_IWUSR, show_flags, store_flags),
__ATTR(tx_queue_len, S_IRUGO | S_IWUSR, show_tx_queue_len,