static int ipoib_set_coalesce(struct net_device *dev, struct ethtool_coalesce *coal) { struct ipoib_dev_priv *priv = netdev_priv(dev); int ret; /* * Since IPoIB uses a single CQ for both rx and tx, we assume * that rx params dictate the configuration. These values are * saved in the private data and returned when ipoib_get_coalesce() * is called. */ if (coal->rx_coalesce_usecs > 0xffff || coal->rx_max_coalesced_frames > 0xffff) return -EINVAL; ret = ib_modify_cq(priv->recv_cq, coal->rx_max_coalesced_frames, coal->rx_coalesce_usecs); if (ret && ret != -ENOSYS) { ipoib_warn(priv, "failed modifying CQ (%d)\n", ret); return ret; } coal->tx_coalesce_usecs = coal->rx_coalesce_usecs; coal->tx_max_coalesced_frames = coal->rx_max_coalesced_frames; priv->ethtool.coalesce_usecs = coal->rx_coalesce_usecs; priv->ethtool.max_coalesced_frames = coal->rx_max_coalesced_frames; return 0; }
static int ipoib_set_coalesce(struct net_device *dev, struct ethtool_coalesce *coal) { struct ipoib_dev_priv *priv = netdev_priv(dev); int ret; /* * These values are saved in the private data and returned * when ipoib_get_coalesce() is called */ if (coal->rx_coalesce_usecs > 0xffff || coal->rx_max_coalesced_frames > 0xffff) return -EINVAL; ret = ib_modify_cq(priv->recv_cq, coal->rx_max_coalesced_frames, coal->rx_coalesce_usecs); if (ret && ret != -ENOSYS) { ipoib_warn(priv, "failed modifying CQ (%d)\n", ret); return ret; } priv->ethtool.coalesce_usecs = coal->rx_coalesce_usecs; priv->ethtool.max_coalesced_frames = coal->rx_max_coalesced_frames; return 0; }
static int ipoib_set_coalesce(struct net_device *dev, struct ethtool_coalesce *coal) { struct ipoib_dev_priv *priv = netdev_priv(dev); int ret; if (coal->rx_coalesce_usecs > 0xffff || coal->rx_max_coalesced_frames > 0xffff) return -EINVAL; ret = ib_modify_cq(priv->recv_cq, coal->rx_max_coalesced_frames, coal->rx_coalesce_usecs); if (ret && ret != -ENOSYS) { ipoib_warn(priv, "failed modifying CQ (%d)\n", ret); return ret; } priv->ethtool.coalesce_usecs = coal->rx_coalesce_usecs; priv->ethtool.max_coalesced_frames = coal->rx_max_coalesced_frames; return 0; }