Function mlx5_set_flags

dpdk/drivers/net/mlx5/linux/mlx5_ethdev_os.c:301–312

* Set device flags. * * @param dev * Pointer to Ethernet device. * @param keep * Bitmask for flags that must remain untouched. * @param flags * Bitmask for flags to modify. * * @return * 0 on success, a negative errno value otherwise and rte_errno is set. */

 *   0 on success, a negative errno value otherwise and rte_errno is set.
 */
static int
mlx5_set_flags(struct rte_eth_dev *dev, unsigned int keep, unsigned int flags)
{
	struct ifreq request;
	int ret = mlx5_ifreq(dev, SIOCGIFFLAGS, &request);

	if (ret)
		return ret;
	request.ifr_flags &= keep;
	request.ifr_flags |= flags & ~keep;
	return mlx5_ifreq(dev, SIOCSIFFLAGS, &request);
}

/**
 * Get device current raw clock counter