dev_set_hwtstamp_phylib
int dev_set_hwtstamp_phylib(struct net_device *dev,
err = dev_set_hwtstamp_phylib(dev, &kernel_cfg, &extack);
err = dev_set_hwtstamp_phylib(dev, kernel_cfg, extack);
ret = dev_set_hwtstamp_phylib(dev, &zero_config, info->extack);
ret = dev_set_hwtstamp_phylib(dev, &hwtst_config,