From patchwork Mon Jan 1 08:37:26 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Rakesh Kudurumalla X-Patchwork-Id: 135634 X-Patchwork-Delegate: thomas@monjalon.net Return-Path: X-Original-To: patchwork@inbox.dpdk.org Delivered-To: patchwork@inbox.dpdk.org Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id A92CF437EA; Mon, 1 Jan 2024 09:37:49 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 51809402E7; Mon, 1 Jan 2024 09:37:41 +0100 (CET) Received: from mx0b-0016f401.pphosted.com (mx0b-0016f401.pphosted.com [67.231.156.173]) by mails.dpdk.org (Postfix) with ESMTP id 9E4DF402E7 for ; Mon, 1 Jan 2024 09:37:39 +0100 (CET) Received: from pps.filterd (m0045851.ppops.net [127.0.0.1]) by mx0b-0016f401.pphosted.com (8.17.1.24/8.17.1.24) with ESMTP id 4017PjQs031461 for ; Mon, 1 Jan 2024 00:37:39 -0800 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=marvell.com; h= from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding:content-type; s= pfpt0220; bh=+pcf5a40aWcqsKGLVKd2OQfK8xGq3ECBp/GBWgiNmKI=; b=hHA PYR9PxuGSgzsfWpoI9hLDdiFBT4zhyCETRL75hRuh9SlAiWpjHrulqEq2zfMcV1k io7A/UF5sxPnOQ0MstuSV//Ae9O7kh3EKLj20PhapMLgYpweCRJ+ppm5UReljVr+ T9YR5WVK/2UwOMZKVahsTAgW4Gx1zgmxIs14PndxYXPTbAhVnH7sQ+x6X84QVbmF taJ7WOw4dQZx5I6djC++Bnq2bynU5YwCa3afBJPE+RgJ+hXkrMoOOWnctuA6ZZyH qHlYmGWezsZB67B3adn5CbNvqrr3TINHDr4K9A2ZNpwumuc5MP+YbDH1Of7DcIlc +sSH6widd2FmWSF0npw== Received: from dc5-exch02.marvell.com ([199.233.59.182]) by mx0b-0016f401.pphosted.com (PPS) with ESMTPS id 3vakkkuv3v-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT) for ; Mon, 01 Jan 2024 00:37:38 -0800 (PST) Received: from DC5-EXCH01.marvell.com (10.69.176.38) by DC5-EXCH02.marvell.com (10.69.176.39) with Microsoft SMTP Server (TLS) id 15.0.1497.48; Mon, 1 Jan 2024 00:37:36 -0800 Received: from maili.marvell.com (10.69.176.80) by DC5-EXCH01.marvell.com (10.69.176.38) with Microsoft SMTP Server id 15.0.1497.48 via Frontend Transport; Mon, 1 Jan 2024 00:37:36 -0800 Received: from localhost.localdomain (unknown [10.28.36.154]) by maili.marvell.com (Postfix) with ESMTP id 9E5363F7093; Mon, 1 Jan 2024 00:37:34 -0800 (PST) From: Rakesh Kudurumalla To: Sunil Kumar Kori , Rakesh Kudurumalla CC: , , Subject: [PATCH v8 3/3] app/graph: implement port forward usecase Date: Mon, 1 Jan 2024 14:07:26 +0530 Message-ID: <20240101083726.875161-3-rkudurumalla@marvell.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20240101083726.875161-1-rkudurumalla@marvell.com> References: <20231220094443.760544-1-rkudurumalla@marvell.com> <20240101083726.875161-1-rkudurumalla@marvell.com> MIME-Version: 1.0 X-Proofpoint-ORIG-GUID: VTbVvbx7X027vXZTHusMzgiZRVGmjjTA X-Proofpoint-GUID: VTbVvbx7X027vXZTHusMzgiZRVGmjjTA X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.997,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2023-12-09_02,2023-12-07_01,2023-05-22_02 X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Added portforward usecase.In this usecase packets received Rx port is forwarded to respective Tx port. Signed-off-by: Rakesh Kudurumalla Acked-by: Sunil Kumar Kori --- app/graph/ethdev.c | 13 ++ app/graph/ethdev.h | 1 + app/graph/examples/l2fwd.cli | 41 +++++ app/graph/examples/l2fwd_pcap.cli | 37 +++++ app/graph/graph.c | 8 +- app/graph/l2fwd.c | 152 +++++++++++++++++++ app/graph/l2fwd.h | 11 ++ app/graph/meson.build | 1 + app/graph/module_api.h | 1 + doc/guides/tools/graph.rst | 21 +++ doc/guides/tools/img/graph-usecase-l2fwd.svg | 92 +++++++++++ 11 files changed, 377 insertions(+), 1 deletion(-) create mode 100644 app/graph/examples/l2fwd.cli create mode 100644 app/graph/examples/l2fwd_pcap.cli create mode 100644 app/graph/l2fwd.c create mode 100644 app/graph/l2fwd.h create mode 100644 doc/guides/tools/img/graph-usecase-l2fwd.svg diff --git a/app/graph/ethdev.c b/app/graph/ethdev.c index bb502a6134..a622275338 100644 --- a/app/graph/ethdev.c +++ b/app/graph/ethdev.c @@ -76,6 +76,19 @@ ethdev_port_by_id(uint16_t port_id) return NULL; } +int16_t +ethdev_txport_by_rxport_get(uint16_t portid_rx) +{ + int portid = -EINVAL; + struct ethdev *port; + + port = ethdev_port_by_id(portid_rx); + if (port) + portid = port->tx_port_id; + + return portid; +} + void * ethdev_mempool_list_by_portid(uint16_t portid) { diff --git a/app/graph/ethdev.h b/app/graph/ethdev.h index 836052046b..ec457b89bf 100644 --- a/app/graph/ethdev.h +++ b/app/graph/ethdev.h @@ -36,6 +36,7 @@ void ethdev_stop(void); void *ethdev_mempool_list_by_portid(uint16_t portid); int16_t ethdev_portid_by_ip4(uint32_t ip, uint32_t mask); int16_t ethdev_portid_by_ip6(uint8_t *ip, uint8_t *mask); +int16_t ethdev_txport_by_rxport_get(uint16_t portid_rx); void ethdev_list_clean(void); #endif diff --git a/app/graph/examples/l2fwd.cli b/app/graph/examples/l2fwd.cli new file mode 100644 index 0000000000..861e83bd70 --- /dev/null +++ b/app/graph/examples/l2fwd.cli @@ -0,0 +1,41 @@ +; SPDX-License-Identifier: BSD-3-Clause +; Copyright(c) 2023 Marvell. + +; +; Graph configuration for given usecase +; +graph l2fwd coremask 0xff bsz 32 tmo 10 model default pcap_enable 1 num_pcap_pkts 100000 pcap_file /tmp/output.pcap + +; +; Mempools to be attached with ethdev +; +mempool mempool0 size 8192 buffers 4000 cache 256 numa 0 + +; +; DPDK devices and configuration. +; +; Note: Customize the parameters below to match your setup. +; +ethdev 0002:01:00.1 rxq 1 txq 8 mempool0 +ethdev 0002:01:00.4 rxq 1 txq 8 mempool0 +ethdev 0002:01:00.6 rxq 1 txq 8 mempool0 +ethdev 0002:02:00.0 rxq 1 txq 8 mempool0 + +; +; Rx/Tx port mapping +; +ethdev forward 0002:01:00.4 0002:02:00.0 +ethdev forward 0002:01:00.1 0002:01:00.6 + +; +; Port-Queue-Core mapping for ethdev_rx node +; +ethdev_rx map port 0002:02:00.0 queue 0 core 1 +ethdev_rx map port 0002:01:00.6 queue 0 core 2 + +; +; Graph start command to create graph. +; +; Note: No more command should come after this. +; +graph start diff --git a/app/graph/examples/l2fwd_pcap.cli b/app/graph/examples/l2fwd_pcap.cli new file mode 100644 index 0000000000..67308b3b72 --- /dev/null +++ b/app/graph/examples/l2fwd_pcap.cli @@ -0,0 +1,37 @@ +; SPDX-License-Identifier: BSD-3-Clause +; Copyright(c) 2023 Marvell. + +; +; Graph configuration for given usecase +; +graph l2fwd coremask 0xff bsz 32 tmo 10 model default pcap_enable 1 num_pcap_pkts 100000 pcap_file /tmp/output.pcap + +; +; Mempools to be attached with ethdev +; +mempool mempool0 size 8192 buffers 4000 cache 256 numa 0 + +; +; DPDK devices and configuration. +; +; Note: Customize the parameters below to match your setup. +; +ethdev net_pcap0 rxq 1 txq 8 mempool0 +ethdev net_pcap1 rxq 1 txq 8 mempool0 + +; +; Rx/Tx port mapping +; +ethdev forward net_pcap1 net_pcap0 + +; +; Port-Queue-Core mapping for ethdev_rx node +; +ethdev_rx map port net_pcap0 queue 0 core 1 + +; +; Graph start command to create graph. +; +; Note: No more command should come after this. +; +graph start diff --git a/app/graph/graph.c b/app/graph/graph.c index a65723a196..4e0441f1a7 100644 --- a/app/graph/graph.c +++ b/app/graph/graph.c @@ -24,7 +24,7 @@ cmd_graph_help[] = "graph bsz tmo coremask " "model pcap_enable <0 | 1> num_pcap_pkts " "pcap_file "; -static const char * const supported_usecases[] = {"l3fwd"}; +static const char * const supported_usecases[] = {"l3fwd", "l2fwd"}; struct graph_config graph_config; bool graph_started; @@ -273,6 +273,12 @@ cli_graph_start(__rte_unused void *parsed_result, __rte_unused struct cmdline *c break; } } + if (!strcmp(graph_config.usecases[i].name, "l2fwd")) { + if (graph_config.usecases[i].enabled) { + rc = usecase_l2fwd_configure(conf, nb_conf, nb_graphs); + break; + } + } } if (!rc) diff --git a/app/graph/l2fwd.c b/app/graph/l2fwd.c new file mode 100644 index 0000000000..20894b64fe --- /dev/null +++ b/app/graph/l2fwd.c @@ -0,0 +1,152 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2023 Marvell. + */ + +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include +#include + +#include "module_api.h" + +static int +l2fwd_pattern_configure(void) +{ + struct rte_graph_param graph_conf; + const char **node_patterns; + uint64_t pcap_pkts_count; + struct lcore_conf *qconf; + uint16_t nb_patterns; + uint8_t pcap_ena; + char *pcap_file; + int lcore_id; + + nb_patterns = 0; + node_patterns = malloc((ETHDEV_RX_QUEUE_PER_LCORE_MAX + nb_patterns) * + sizeof(*node_patterns)); + if (!node_patterns) + return -ENOMEM; + + memset(&graph_conf, 0, sizeof(graph_conf)); + graph_conf.node_patterns = node_patterns; + + /* Pcap config */ + graph_pcap_config_get(&pcap_ena, &pcap_pkts_count, &pcap_file); + graph_conf.pcap_enable = pcap_ena; + graph_conf.num_pkt_to_capture = pcap_pkts_count; + graph_conf.pcap_filename = strdup(pcap_file); + + for (lcore_id = 0; lcore_id < RTE_MAX_LCORE; lcore_id++) { + rte_graph_t graph_id; + rte_edge_t i; + + if (rte_lcore_is_enabled(lcore_id) == 0) + continue; + + qconf = &lcore_conf[lcore_id]; + + /* Skip graph creation if no source exists */ + if (!qconf->n_rx_queue) + continue; + + /* Add rx node patterns of this lcore */ + for (i = 0; i < qconf->n_rx_queue; i++) { + graph_conf.node_patterns[nb_patterns + i] = + qconf->rx_queue_list[i].node_name; + } + + graph_conf.nb_node_patterns = nb_patterns + i; + graph_conf.socket_id = rte_lcore_to_socket_id(lcore_id); + + snprintf(qconf->name, sizeof(qconf->name), "worker_%u", + lcore_id); + + graph_id = rte_graph_create(qconf->name, &graph_conf); + if (graph_id == RTE_GRAPH_ID_INVALID) + rte_exit(EXIT_FAILURE, + "rte_graph_create(): graph_id invalid" + " for lcore %u\n", lcore_id); + + qconf->graph_id = graph_id; + qconf->graph = rte_graph_lookup(qconf->name); + /* >8 End of graph initialization. */ + if (!qconf->graph) + rte_exit(EXIT_FAILURE, + "rte_graph_lookup(): graph %s not found\n", + qconf->name); + } + + /* Launch per-lcore init on every worker lcore */ + rte_eal_mp_remote_launch(graph_walk_start, NULL, SKIP_MAIN); + + /* Accumulate and print stats on main until exit */ + if (rte_graph_has_stats_feature() && app_graph_stats_enabled()) + graph_stats_print(); + + return 0; +} + +static int +ethdev_rx_to_tx_node_link(uint32_t lcore_id) +{ + char name[RTE_NODE_NAMESIZE]; + const char *next_node = name; + struct lcore_conf *qconf; + uint16_t queue, port_id; + rte_node_t rx_id; + int16_t txport; + int rc = 0; + + qconf = &lcore_conf[lcore_id]; + + for (queue = 0; queue < qconf->n_rx_queue; ++queue) { + port_id = qconf->rx_queue_list[queue].port_id; + txport = ethdev_txport_by_rxport_get(port_id); + if (txport >= 0) { + rx_id = rte_node_from_name(qconf->rx_queue_list[queue].node_name); + snprintf(name, sizeof(name), "ethdev_tx-%u", txport); + rte_node_edge_update(rx_id, RTE_EDGE_ID_INVALID, &next_node, 1); + rc = rte_node_ethdev_rx_next_update(rx_id, name); + if (rc) + goto exit; + } else { + rc = -EINVAL; + goto exit; + } + } +exit: + return rc; +} + + +int +usecase_l2fwd_configure(struct rte_node_ethdev_config *conf, uint16_t nb_confs, uint16_t nb_graphs) +{ + uint32_t lcore_id; + int rc; + + rc = rte_node_eth_config(conf, nb_confs, nb_graphs); + if (rc) + rte_exit(EXIT_FAILURE, "rte_node_eth_config: err=%d\n", rc); + + for (lcore_id = 0; lcore_id < RTE_MAX_LCORE; lcore_id++) { + rc = ethdev_rx_to_tx_node_link(lcore_id); + if (rc) + rte_exit(EXIT_FAILURE, "rte_node_eth_config: err=%d\n", rc); + } + + rc = l2fwd_pattern_configure(); + if (rc) + rte_exit(EXIT_FAILURE, "l2fwd_pattern_failure: err=%d\n", rc); + + return rc; +} diff --git a/app/graph/l2fwd.h b/app/graph/l2fwd.h new file mode 100644 index 0000000000..3486ce52b2 --- /dev/null +++ b/app/graph/l2fwd.h @@ -0,0 +1,11 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright(c) 2023 Marvell. + */ + +#ifndef APP_GRAPH_L2FWD_H +#define APP_GRAPH_L2FWD_H + +int usecase_l2fwd_configure(struct rte_node_ethdev_config *conf, uint16_t nb_conf, + uint16_t nb_graphs); + +#endif diff --git a/app/graph/meson.build b/app/graph/meson.build index 5b0f966d99..edd6b17ebc 100644 --- a/app/graph/meson.build +++ b/app/graph/meson.build @@ -17,6 +17,7 @@ sources = files( 'graph.c', 'ip4_route.c', 'ip6_route.c', + 'l2fwd.c', 'l3fwd.c', 'main.c', 'mempool.c', diff --git a/app/graph/module_api.h b/app/graph/module_api.h index 7193e0b616..c80eeb704c 100644 --- a/app/graph/module_api.h +++ b/app/graph/module_api.h @@ -13,6 +13,7 @@ #include "ethdev.h" #include "ethdev_rx.h" #include "graph.h" +#include "l2fwd.h" #include "l3fwd.h" #include "mempool.h" #include "neigh.h" diff --git a/doc/guides/tools/graph.rst b/doc/guides/tools/graph.rst index 0aab41cbca..5308967b6b 100644 --- a/doc/guides/tools/graph.rst +++ b/doc/guides/tools/graph.rst @@ -77,6 +77,13 @@ This use case is supported for both H/W and PCAP vdev network devices. To demonstrate, corresponding ``.cli`` files are available at ``app/graph/examples/`` named as ``l3fwd.cli`` and ``l3fwd_pcap.cli`` respectively. +l2fwd +~~~~~ + +This use case is supported for both H/W and PCAP vdev network devices. +To demonstrate, corresponding ``.cli`` files are available at ``app/graph/examples/`` +named as ``l2fwd.cli`` and ``l2fwd_pcap.cli`` respectively. + Example Commands ^^^^^^^^^^^^^^^^ For H/W devices @@ -86,6 +93,9 @@ For H/W devices ./dpdk-graph -c 0xff -a 0002:02:00.0 -a 0002:03:00.0 -- -s /app/graph/examples/l3fwd.cli + ./dpdk-graph -c 0xff -a 0002:02:00.0 -a 0002:03:00.0 -- + -s /app/graph/examples/l2fwd.cli + For net_pcapX devices .. code-block:: console @@ -94,6 +104,10 @@ For net_pcapX devices --vdev=net_pcap1,rx_pcap=in_net_pcap1.pcap,tx_pcap=out_net_pcap0.pcap -- -s /app/graph/examples/l3fwd_pcap.cli + ./dpdk-graph -c 0xff --vdev=net_pcap0,rx_pcap=in_net_pcap0.pcap,tx_pcap=out_net_pcap1.pcap + --vdev=net_pcap1,rx_pcap=in_net_pcap1.pcap,tx_pcap=out_net_pcap0.pcap + -- -s /app/graph/examples/l2fwd_pcap.cli + Verifying traffic ^^^^^^^^^^^^^^^^^ @@ -325,3 +339,10 @@ l3fwd .. _figure_l3fwd_graph: .. figure:: img/graph-usecase-l3fwd.* + +l2fwd +~~~~~ + +.. _figure_l2fwd_graph: + +.. figure:: img/graph-usecase-l2fwd.* diff --git a/doc/guides/tools/img/graph-usecase-l2fwd.svg b/doc/guides/tools/img/graph-usecase-l2fwd.svg new file mode 100644 index 0000000000..15763d8fa5 --- /dev/null +++ b/doc/guides/tools/img/graph-usecase-l2fwd.svg @@ -0,0 +1,92 @@ + + + + + + + + + + +dpdk_app_graph_l2fwd_nodes_flow + + + +ingress_port + +ingress_port + + + +ethdev_rx + +ethdev_rx + + + +ingress_port->ethdev_rx + + +ingress packet + + + +ethdev_tx + +ethdev_tx + + + +ethdev_rx->ethdev_tx + + + + + +pkt_drop + +pkt_drop + + + +ethdev_tx->pkt_drop + + + + + +egress_port + +egress_port + + + +ethdev_tx->egress_port + + +egress packet + + +