- * @param dev
- * Pointer to Ethernet device structure.
- * @param wait_to_complete
- * Wait for request completion (ignored).
- */
-static int
-mlx5_link_update_unlocked_gs(struct rte_eth_dev *dev, int wait_to_complete)
-{
-#ifdef ETHTOOL_GLINKSETTINGS
- struct priv *priv = mlx5_get_priv(dev);
- struct ethtool_link_settings edata = {
- .cmd = ETHTOOL_GLINKSETTINGS,
- };
- struct ifreq ifr;
- struct rte_eth_link dev_link;
- uint64_t sc;
-
- (void)wait_to_complete;
- if (priv_ifreq(priv, SIOCGIFFLAGS, &ifr)) {
- WARN("ioctl(SIOCGIFFLAGS) failed: %s", strerror(errno));
- return -1;
- }
- memset(&dev_link, 0, sizeof(dev_link));
- dev_link.link_status = ((ifr.ifr_flags & IFF_UP) &&
- (ifr.ifr_flags & IFF_RUNNING));
- ifr.ifr_data = (void *)&edata;
- if (priv_ifreq(priv, SIOCETHTOOL, &ifr)) {
- DEBUG("ioctl(SIOCETHTOOL, ETHTOOL_GLINKSETTINGS) failed: %s",
- strerror(errno));
- return -1;
- }
- dev_link.link_speed = edata.speed;
- sc = edata.link_mode_masks[0] |
- ((uint64_t)edata.link_mode_masks[1] << 32);
- priv->link_speed_capa = 0;
- /* Link speeds available in kernel v4.5. */
- if (sc & ETHTOOL_LINK_MODE_Autoneg_BIT)
- priv->link_speed_capa |= ETH_LINK_SPEED_AUTONEG;
- if (sc & (ETHTOOL_LINK_MODE_1000baseT_Full_BIT |
- ETHTOOL_LINK_MODE_1000baseKX_Full_BIT))
- priv->link_speed_capa |= ETH_LINK_SPEED_1G;
- if (sc & (ETHTOOL_LINK_MODE_10000baseKX4_Full_BIT |
- ETHTOOL_LINK_MODE_10000baseKR_Full_BIT |
- ETHTOOL_LINK_MODE_10000baseR_FEC_BIT))
- priv->link_speed_capa |= ETH_LINK_SPEED_10G;
- if (sc & (ETHTOOL_LINK_MODE_20000baseMLD2_Full_BIT |
- ETHTOOL_LINK_MODE_20000baseKR2_Full_BIT))
- priv->link_speed_capa |= ETH_LINK_SPEED_20G;
- if (sc & (ETHTOOL_LINK_MODE_40000baseKR4_Full_BIT |
- ETHTOOL_LINK_MODE_40000baseCR4_Full_BIT |
- ETHTOOL_LINK_MODE_40000baseSR4_Full_BIT |
- ETHTOOL_LINK_MODE_40000baseLR4_Full_BIT))
- priv->link_speed_capa |= ETH_LINK_SPEED_40G;
- if (sc & (ETHTOOL_LINK_MODE_56000baseKR4_Full_BIT |
- ETHTOOL_LINK_MODE_56000baseCR4_Full_BIT |
- ETHTOOL_LINK_MODE_56000baseSR4_Full_BIT |
- ETHTOOL_LINK_MODE_56000baseLR4_Full_BIT))
- priv->link_speed_capa |= ETH_LINK_SPEED_56G;
- /* Link speeds available in kernel v4.6. */
-#ifdef HAVE_ETHTOOL_LINK_MODE_25G
- if (sc & (ETHTOOL_LINK_MODE_25000baseCR_Full_BIT |
- ETHTOOL_LINK_MODE_25000baseKR_Full_BIT |
- ETHTOOL_LINK_MODE_25000baseSR_Full_BIT))
- priv->link_speed_capa |= ETH_LINK_SPEED_25G;
-#endif
-#ifdef HAVE_ETHTOOL_LINK_MODE_50G
- if (sc & (ETHTOOL_LINK_MODE_50000baseCR2_Full_BIT |
- ETHTOOL_LINK_MODE_50000baseKR2_Full_BIT))
- priv->link_speed_capa |= ETH_LINK_SPEED_50G;
-#endif
-#ifdef HAVE_ETHTOOL_LINK_MODE_100G
- if (sc & (ETHTOOL_LINK_MODE_100000baseKR4_Full_BIT |
- ETHTOOL_LINK_MODE_100000baseSR4_Full_BIT |
- ETHTOOL_LINK_MODE_100000baseCR4_Full_BIT |
- ETHTOOL_LINK_MODE_100000baseLR4_ER4_Full_BIT))
- priv->link_speed_capa |= ETH_LINK_SPEED_100G;
-#endif
- dev_link.link_duplex = ((edata.duplex == DUPLEX_HALF) ?
- ETH_LINK_HALF_DUPLEX : ETH_LINK_FULL_DUPLEX);
- dev_link.link_autoneg = !(dev->data->dev_conf.link_speeds &
- ETH_LINK_SPEED_FIXED);
- if (memcmp(&dev_link, &dev->data->dev_link, sizeof(dev_link))) {
- /* Link status changed. */
- dev->data->dev_link = dev_link;
- return 0;
- }
-#else
- (void)dev;
- (void)wait_to_complete;
-#endif
- /* Link status is still the same. */
- return -1;
-}
-
-/**
- * DPDK callback to retrieve physical link information.