diff options
Diffstat (limited to 'doc/guides/sample_app_ug/flow_filtering.rst')
| -rw-r--r-- | doc/guides/sample_app_ug/flow_filtering.rst | 106 |
1 files changed, 70 insertions, 36 deletions
diff --git a/doc/guides/sample_app_ug/flow_filtering.rst b/doc/guides/sample_app_ug/flow_filtering.rst index 725dcb44..06230c07 100644 --- a/doc/guides/sample_app_ug/flow_filtering.rst +++ b/doc/guides/sample_app_ug/flow_filtering.rst @@ -167,44 +167,63 @@ application is shown below: struct rte_eth_conf port_conf = { .rxmode = { .split_hdr_size = 0, - /**< Header Split disabled */ - .header_split = 0, - /**< IP checksum offload disabled */ - .hw_ip_checksum = 0, - /**< VLAN filtering disabled */ - .hw_vlan_filter = 0, - /**< Jumbo Frame Support disabled */ - .jumbo_frame = 0, - /**< CRC stripped by hardware */ - .hw_strip_crc = 1, + .ignore_offload_bitfield = 1, + .offloads = DEV_RX_OFFLOAD_CRC_STRIP, + }, + .txmode = { + .offloads = + DEV_TX_OFFLOAD_VLAN_INSERT | + DEV_TX_OFFLOAD_IPV4_CKSUM | + DEV_TX_OFFLOAD_UDP_CKSUM | + DEV_TX_OFFLOAD_TCP_CKSUM | + DEV_TX_OFFLOAD_SCTP_CKSUM | + DEV_TX_OFFLOAD_TCP_TSO, }, }; + struct rte_eth_txconf txq_conf; + struct rte_eth_rxconf rxq_conf; + struct rte_eth_dev_info dev_info; printf(":: initializing port: %d\n", port_id); ret = rte_eth_dev_configure(port_id, - nr_queues, nr_queues, &port_conf); + nr_queues, nr_queues, &port_conf); if (ret < 0) { rte_exit(EXIT_FAILURE, ":: cannot configure device: err=%d, port=%u\n", ret, port_id); } + rte_eth_dev_info_get(port_id, &dev_info); + rxq_conf = dev_info.default_rxconf; + rxq_conf.offloads = port_conf.rxmode.offloads; /* only set Rx queues: something we care only so far */ for (i = 0; i < nr_queues; i++) { ret = rte_eth_rx_queue_setup(port_id, i, 512, - rte_eth_dev_socket_id(port_id), - NULL, - mbuf_pool); + rte_eth_dev_socket_id(port_id), + &rxq_conf, + mbuf_pool); if (ret < 0) { - rte_exit(EXIT_FAILURE, - ":: Rx queue setup failed: err=%d, port=%u\n", - ret, port_id); + rte_exit(EXIT_FAILURE, + ":: Rx queue setup failed: err=%d, port=%u\n", + ret, port_id); } } + txq_conf = dev_info.default_txconf; + txq_conf.offloads = port_conf.txmode.offloads; - rte_eth_promiscuous_enable(port_id); + for (i = 0; i < nr_queues; i++) { + ret = rte_eth_tx_queue_setup(port_id, i, 512, + rte_eth_dev_socket_id(port_id), + &txq_conf); + if (ret < 0) { + rte_exit(EXIT_FAILURE, + ":: Tx queue setup failed: err=%d, port=%u\n", + ret, port_id); + } + } + rte_eth_promiscuous_enable(port_id); ret = rte_eth_dev_start(port_id); if (ret < 0) { rte_exit(EXIT_FAILURE, @@ -223,20 +242,21 @@ The Ethernet port is configured with default settings using the .. code-block:: c struct rte_eth_conf port_conf = { - .rxmode = { - .split_hdr_size = 0, - /**< Header Split disabled */ - .header_split = 0, - /**< IP checksum offload disabled */ - .hw_ip_checksum = 0, - /**< VLAN filtering disabled */ - .hw_vlan_filter = 0, - /**< Jumbo Frame Support disabled */ - .jumbo_frame = 0, - /**< CRC stripped by hardware */ - .hw_strip_crc = 1, - }, - }; + .rxmode = { + .split_hdr_size = 0, + .ignore_offload_bitfield = 1, + .offloads = DEV_RX_OFFLOAD_CRC_STRIP, + }, + .txmode = { + .offloads = + DEV_TX_OFFLOAD_VLAN_INSERT | + DEV_TX_OFFLOAD_IPV4_CKSUM | + DEV_TX_OFFLOAD_UDP_CKSUM | + DEV_TX_OFFLOAD_TCP_CKSUM | + DEV_TX_OFFLOAD_SCTP_CKSUM | + DEV_TX_OFFLOAD_TCP_TSO, + }, + }; ret = rte_eth_dev_configure(port_id, nr_queues, nr_queues, &port_conf); if (ret < 0) { @@ -244,23 +264,37 @@ The Ethernet port is configured with default settings using the ":: cannot configure device: err=%d, port=%u\n", ret, port_id); } + rte_eth_dev_info_get(port_id, &dev_info); + rxq_conf = dev_info.default_rxconf; + rxq_conf.offloads = port_conf.rxmode.offloads; -For this example we are configuring number of rx queues that are connected to -a single port. +For this example we are configuring number of rx and tx queues that are connected +to a single port. .. code-block:: c for (i = 0; i < nr_queues; i++) { ret = rte_eth_rx_queue_setup(port_id, i, 512, rte_eth_dev_socket_id(port_id), - NULL, + &rxq_conf, mbuf_pool); if (ret < 0) { rte_exit(EXIT_FAILURE, ":: Rx queue setup failed: err=%d, port=%u\n", ret, port_id); } - } + } + + for (i = 0; i < nr_queues; i++) { + ret = rte_eth_tx_queue_setup(port_id, i, 512, + rte_eth_dev_socket_id(port_id), + &txq_conf); + if (ret < 0) { + rte_exit(EXIT_FAILURE, + ":: Tx queue setup failed: err=%d, port=%u\n", + ret, port_id); + } + } In the next step we create and apply the flow rule. which is to send packets with destination ip equals to 192.168.1.1 to queue number 1. The detail |