Function mlx5_devx_ind_table_new

dpdk/drivers/net/mlx5/mlx5_devx.c:718–741

* Create RQT using DevX API as a filed of indirection table. * * @param dev * Pointer to Ethernet device. * @param log_n * Log of number of queues in the array. * @param ind_tbl * DevX indirection table object. * * @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_devx_ind_table_new(struct rte_eth_dev *dev, const unsigned int log_n,
			struct mlx5_ind_table_obj *ind_tbl)
{
	struct mlx5_priv *priv = dev->data->dev_private;
	struct mlx5_devx_rqt_attr *rqt_attr = NULL;
	const uint16_t *queues = dev->data->dev_started ? ind_tbl->queues :
							  NULL;

	MLX5_ASSERT(ind_tbl);
	rqt_attr = mlx5_devx_ind_table_create_rqt_attr(dev, log_n, queues,
						       ind_tbl->queues_n);
	if (!rqt_attr)
		return -rte_errno;
	ind_tbl->rqt = mlx5_devx_cmd_create_rqt(priv->sh->cdev->ctx, rqt_attr);
	mlx5_free(rqt_attr);
	if (!ind_tbl->rqt) {
		DRV_LOG(ERR, "Port %u cannot create DevX RQT.",
			dev->data->port_id);
		rte_errno = errno;
		return -rte_errno;
	}
	return 0;
}

/**
 * Modify RQT using DevX API as a filed of indirection table.