C++ (Cpp) ib_modify_cq示例

示例#1

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;
}

示例#2

文件： ipoib_ethtool.c 项目： sonoble/linux-3.8.13

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;
}

示例#3

文件： ipoib_ethtool.c 项目： DirtyDroidX/android_kernel_htc_m8ul

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;
}