I know that this patch is already applied, but I have some comments below. Please try to address them.
21/03/2018 15:27, Remy Horton: > + /* If number of queues specified by application for both Rx and Tx is > + * zero, use driver preferred values. This cannot be done individually > + * as it is valid for either Tx or Rx (but not both) to be zero. > + * If driver does not provide any preferred valued, fall back on > + * EAL defaults. > + */ The fallback could be set in rte_eth_dev_info_get() and call this function instead of calling directly dev_ops->dev_infos_get. It would require to never return -ENOTSUP. At least, some default values should be set in rte_eth_dev_info_get(). > @@ -1029,6 +1048,10 @@ struct rte_eth_dev_info { > /** Configured number of rx/tx queues */ > uint16_t nb_rx_queues; /**< Number of RX queues. */ > uint16_t nb_tx_queues; /**< Number of TX queues. */ > + > + /** Tx/Rx parameter recommendations */ > + struct rte_eth_dev_portconf default_rxportconf; > + struct rte_eth_dev_portconf default_txportconf; Some formatting comments: Usually, there is no blank line in structs. The doxygen comment must apply to each field. Have you checked what is the doxygen output?