C++ (Cpp) __ethtool_get_link_ksettings示例

示例#1

文件： net-sysfs.c 项目： lfd/PreemptRT

static ssize_t duplex_show(struct device *dev,
			   struct device_attribute *attr, char *buf)
{
	struct net_device *netdev = to_net_dev(dev);
	int ret = -EINVAL;

	if (!rtnl_trylock())
		return restart_syscall();

	if (netif_running(netdev)) {
		struct ethtool_link_ksettings cmd;

		if (!__ethtool_get_link_ksettings(netdev, &cmd)) {
			const char *duplex;

			switch (cmd.base.duplex) {
			case DUPLEX_HALF:
				duplex = "half";
				break;
			case DUPLEX_FULL:
				duplex = "full";
				break;
			default:
				duplex = "unknown";
				break;
			}
			ret = sprintf(buf, "%s\n", duplex);
		}
	}
	rtnl_unlock();
	return ret;
}

示例#2

文件： vlan_dev.c 项目： rldleblanc/linux

static int vlan_ethtool_get_link_ksettings(struct net_device *dev,
					   struct ethtool_link_ksettings *cmd)
{
	const struct vlan_dev_priv *vlan = vlan_dev_priv(dev);

	return __ethtool_get_link_ksettings(vlan->real_dev, cmd);
}

示例#3

文件： net-sysfs.c 项目： lfd/PreemptRT

static ssize_t speed_show(struct device *dev,
			  struct device_attribute *attr, char *buf)
{
	struct net_device *netdev = to_net_dev(dev);
	int ret = -EINVAL;

	if (!rtnl_trylock())
		return restart_syscall();

	if (netif_running(netdev)) {
		struct ethtool_link_ksettings cmd;

		if (!__ethtool_get_link_ksettings(netdev, &cmd))
			ret = sprintf(buf, fmt_dec, cmd.base.speed);
	}
	rtnl_unlock();
	return ret;
}