static void
_mesh_set_channel (NMDeviceOlpcMesh *self, guint32 channel)
{
	int ifindex = nm_device_get_ifindex (NM_DEVICE (self));

	if (nm_platform_mesh_get_channel (ifindex) != channel) {
		if (nm_platform_mesh_set_channel (ifindex, channel))
			g_object_notify (G_OBJECT (self), NM_DEVICE_OLPC_MESH_ACTIVE_CHANNEL);
	}
}
static void
get_property (GObject *object, guint prop_id,
              GValue *value, GParamSpec *pspec)
{
	NMDeviceOlpcMesh *device = NM_DEVICE_OLPC_MESH (object);
	NMDeviceOlpcMeshPrivate *priv = NM_DEVICE_OLPC_MESH_GET_PRIVATE (device);

	switch (prop_id) {
	case PROP_COMPANION:
		nm_utils_g_value_set_object_path (value, priv->companion);
		break;
	case PROP_ACTIVE_CHANNEL:
		g_value_set_uint (value, nm_platform_mesh_get_channel (NM_PLATFORM_GET, nm_device_get_ifindex (NM_DEVICE (device))));
		break;
	default:
		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
		break;
	}
}