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GET /api/patches/40914/?format=api
{ "id": 40914, "url": "http://patchwork.dpdk.org/api/patches/40914/?format=api", "web_url": "http://patchwork.dpdk.org/project/dpdk/patch/1528478659-15859-15-git-send-email-anoob.joseph@caviumnetworks.com/", "project": { "id": 1, "url": "http://patchwork.dpdk.org/api/projects/1/?format=api", "name": "DPDK", "link_name": "dpdk", "list_id": "dev.dpdk.org", "list_email": "dev@dpdk.org", "web_url": "http://core.dpdk.org", "scm_url": "git://dpdk.org/dpdk", "webscm_url": "http://git.dpdk.org/dpdk", "list_archive_url": "https://inbox.dpdk.org/dev", "list_archive_url_format": "https://inbox.dpdk.org/dev/{}", "commit_url_format": "" }, "msgid": "<1528478659-15859-15-git-send-email-anoob.joseph@caviumnetworks.com>", "list_archive_url": "https://inbox.dpdk.org/dev/1528478659-15859-15-git-send-email-anoob.joseph@caviumnetworks.com", "date": "2018-06-08T17:24:13", "name": "[dpdk-dev,14/20] eventdev: add default conf for Rx adapter conf", "commit_ref": null, "pull_url": null, "state": "changes-requested", "archived": true, "hash": "99a694e6e2a2864c07dfef469b62b73b38222cf7", "submitter": { "id": 893, "url": "http://patchwork.dpdk.org/api/people/893/?format=api", "name": "Anoob Joseph", "email": "anoob.joseph@caviumnetworks.com" }, "delegate": { "id": 310, "url": "http://patchwork.dpdk.org/api/users/310/?format=api", "username": "jerin", "first_name": "Jerin", "last_name": "Jacob", "email": "jerinj@marvell.com" }, "mbox": "http://patchwork.dpdk.org/project/dpdk/patch/1528478659-15859-15-git-send-email-anoob.joseph@caviumnetworks.com/mbox/", "series": [ { "id": 61, "url": "http://patchwork.dpdk.org/api/series/61/?format=api", "web_url": "http://patchwork.dpdk.org/project/dpdk/list/?series=61", "date": "2018-06-08T17:23:59", "name": "add eventmode helper functions", "version": 1, "mbox": "http://patchwork.dpdk.org/series/61/mbox/" } ], "comments": "http://patchwork.dpdk.org/api/patches/40914/comments/", "check": "fail", "checks": "http://patchwork.dpdk.org/api/patches/40914/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "X-Original-To": "patchwork@dpdk.org", "Delivered-To": "patchwork@dpdk.org", "Received": [ "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id 74F401D06D;\n\tFri, 8 Jun 2018 19:25:50 +0200 (CEST)", "from NAM03-BY2-obe.outbound.protection.outlook.com\n\t(mail-by2nam03on0053.outbound.protection.outlook.com [104.47.42.53])\n\tby dpdk.org (Postfix) with ESMTP id 2D6FC1D079\n\tfor <dev@dpdk.org>; Fri, 8 Jun 2018 19:25:49 +0200 (CEST)", "from ajoseph83.caveonetworks.com.caveonetworks.com (115.113.156.2)\n\tby DM6PR07MB4906.namprd07.prod.outlook.com (2603:10b6:5:a3::11)\n\twith Microsoft SMTP Server (version=TLS1_2,\n\tcipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.841.17;\n\tFri, 8 Jun 2018 17:25:44 +0000" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed;\n\td=CAVIUMNETWORKS.onmicrosoft.com; s=selector1-cavium-com;\n\th=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck;\n\tbh=ouyqMP73UC/+Hrfjo+LhZ4i9OGxhi24XHfB3SiGAP2A=;\n\tb=MZjyp04sZN3fXiU6604WgTAizVWPFuMGBE7Po6CYVFYPLiwMvc3l9ARYs02TzkFOAVMzDhoxUCuTJljHTxGn4cS3nl5hkX2zpjM6/h8HPLcT6GiXcXGjYoy3iFI9ybPbBRkTsszf0sgf7bH81bjRMn9wnKvnppa9v0+knp5wq9s=", "Authentication-Results": "spf=none (sender IP is )\n\tsmtp.mailfrom=Anoob.Joseph@cavium.com; ", "From": "Anoob Joseph <anoob.joseph@caviumnetworks.com>", "To": "Bruce Richardson <bruce.richardson@intel.com>,\n\tJerin Jacob <jerin.jacob@caviumnetworks.com>,\n\tPablo de Lara <pablo.de.lara.guarch@intel.com>", "Cc": "Anoob Joseph <anoob.joseph@caviumnetworks.com>,\n\tHemant Agrawal <hemant.agrawal@nxp.com>,\n\tNarayana Prasad <narayanaprasad.athreya@caviumnetworks.com>,\n\tNikhil Rao <nikhil.rao@intel.com>,\n\tPavan Nikhilesh <pbhagavatula@caviumnetworks.com>,\n\tSunil Kumar Kori <sunil.kori@nxp.com>, dev@dpdk.org", "Date": "Fri, 8 Jun 2018 22:54:13 +0530", "Message-Id": "<1528478659-15859-15-git-send-email-anoob.joseph@caviumnetworks.com>", "X-Mailer": "git-send-email 2.7.4", "In-Reply-To": "<1528478659-15859-1-git-send-email-anoob.joseph@caviumnetworks.com>", "References": "<1528478659-15859-1-git-send-email-anoob.joseph@caviumnetworks.com>", "MIME-Version": "1.0", "Content-Type": "text/plain", "X-Originating-IP": "[115.113.156.2]", "X-ClientProxiedBy": "BM1PR0101CA0050.INDPRD01.PROD.OUTLOOK.COM\n\t(2603:1096:b00:19::12) To DM6PR07MB4906.namprd07.prod.outlook.com\n\t(2603:10b6:5:a3::11)", "X-MS-PublicTrafficType": "Email", "X-Microsoft-Antispam": "UriScan:; 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PCL:0;\n\tRULEID:(8211001083)(6040522)(2401047)(5005006)(8121501046)(93006095)(3231254)(944501410)(52105095)(10201501046)(3002001)(149027)(150027)(6041310)(201703131423095)(201702281528075)(20161123555045)(201703061421075)(201703061406153)(20161123564045)(20161123560045)(20161123562045)(20161123558120)(6072148)(201708071742011)(7699016);\n\tSRVR:DM6PR07MB4906; BCL:0; PCL:0; RULEID:; SRVR:DM6PR07MB4906; ", "X-Forefront-PRVS": "06973FFAD3", "X-Forefront-Antispam-Report": "SFV:NSPM;\n\tSFS:(10009020)(39860400002)(346002)(366004)(376002)(396003)(39380400002)(189003)(199004)(186003)(16526019)(5660300001)(26005)(42882007)(55236004)(66066001)(47776003)(68736007)(6666003)(305945005)(2906002)(8676002)(7736002)(8936002)(36756003)(52116002)(2616005)(956004)(476003)(446003)(50226002)(81166006)(11346002)(44832011)(6506007)(386003)(486006)(59450400001)(76176011)(51416003)(48376002)(50466002)(97736004)(316002)(6512007)(25786009)(53936002)(6486002)(81156014)(4326008)(3846002)(6116002)(16586007)(54906003)(110136005)(105586002)(106356001)(72206003)(478600001)(8656006);\n\tDIR:OUT; SFP:1101; SCL:1; SRVR:DM6PR07MB4906;\n\tH:ajoseph83.caveonetworks.com.caveonetworks.com; FPR:; SPF:None;\n\tLANG:en; PTR:InfoNoRecords; MX:1; A:1; ", "Received-SPF": "None (protection.outlook.com: cavium.com does not designate\n\tpermitted sender hosts)", "X-Microsoft-Antispam-Message-Info": "G2c+FXBILauR2mKBndEiuAv1z7GF5Yf/qEGq+E3xr+Z5UzLRAxC2PrG1mIY6MIIqjvmtUQ97xpuq+NO766mQ/YVqjulA7eg86HHrLBico3M3ACZ66+Zs369SU7gU3nPvHQ+/uDAwyK1CEx3lEoZd17zKu2hdqYZLJ49b6wdATjB9/cUNVwoRfE+nTom+ywoz", "SpamDiagnosticOutput": "1:99", "SpamDiagnosticMetadata": "NSPM", "X-MS-Office365-Filtering-Correlation-Id": "b435c113-f205-4ccd-50e3-08d5cd64dfca", "X-OriginatorOrg": "caviumnetworks.com", "X-MS-Exchange-CrossTenant-OriginalArrivalTime": "08 Jun 2018 17:25:44.9513\n\t(UTC)", "X-MS-Exchange-CrossTenant-Network-Message-Id": "b435c113-f205-4ccd-50e3-08d5cd64dfca", "X-MS-Exchange-CrossTenant-FromEntityHeader": "Hosted", "X-MS-Exchange-CrossTenant-Id": "711e4ccf-2e9b-4bcf-a551-4094005b6194", "X-MS-Exchange-Transport-CrossTenantHeadersStamped": "DM6PR07MB4906", "Subject": "[dpdk-dev] [PATCH 14/20] eventdev: add default conf for Rx adapter\n\tconf", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.15", "Precedence": "list", "List-Id": "DPDK patches and discussions <dev.dpdk.org>", "List-Unsubscribe": "<https://dpdk.org/ml/options/dev>,\n\t<mailto:dev-request@dpdk.org?subject=unsubscribe>", "List-Archive": "<http://dpdk.org/ml/archives/dev/>", "List-Post": "<mailto:dev@dpdk.org>", "List-Help": "<mailto:dev-request@dpdk.org?subject=help>", "List-Subscribe": "<https://dpdk.org/ml/listinfo/dev>,\n\t<mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org", "Sender": "\"dev\" <dev-bounces@dpdk.org>" }, "content": "Generate a default conf for Rx adapter, if not specified in the conf.\nThis routine will check the available eth ports and event queues, and\nmaps them 1:1. So one eth port will be connected to one event queue.\nThis way, event queue ID could be used to figure out the port on which\nthe packet came in.\n\nSigned-off-by: Anoob Joseph <anoob.joseph@caviumnetworks.com>\n---\n lib/librte_eventdev/rte_eventmode_helper.c | 127 +++++++++++++++++++++\n .../rte_eventmode_helper_internal.h | 4 +\n 2 files changed, 131 insertions(+)", "diff": "diff --git a/lib/librte_eventdev/rte_eventmode_helper.c b/lib/librte_eventdev/rte_eventmode_helper.c\nindex 4d6888c..bec893c 100644\n--- a/lib/librte_eventdev/rte_eventmode_helper.c\n+++ b/lib/librte_eventdev/rte_eventmode_helper.c\n@@ -65,6 +65,29 @@ internal_get_eventdev_params(struct eventmode_conf *em_conf,\n \treturn &(em_conf->eventdev_config[i]);\n }\n \n+static inline unsigned\n+internal_get_next_rx_core(struct eventmode_conf *em_conf, unsigned prev_core)\n+{\n+\tunsigned next_core;\n+\n+get_next_core:\n+\t/* Get the next core */\n+\tnext_core = rte_get_next_lcore(prev_core, 0, 0);\n+\n+\t/* Check if we have reached max lcores */\n+\tif (next_core == RTE_MAX_LCORE)\n+\t\treturn next_core;\n+\n+\t/* Only some cores would be marked as rx cores. Skip others */\n+\tif (!(em_conf->rx_core_mask & (1 << next_core))) {\n+\t\tprev_core = next_core;\n+\t\tgoto get_next_core;\n+\t}\n+\n+\treturn next_core;\n+}\n+\n+\n /* Global functions */\n \n void\n@@ -105,6 +128,7 @@ static void\n em_initialize_helper_conf(struct rte_eventmode_helper_conf *conf)\n {\n \tstruct eventmode_conf *em_conf = NULL;\n+\tunsigned rx_core_id;\n \n \t/* Set default conf */\n \n@@ -119,6 +143,13 @@ em_initialize_helper_conf(struct rte_eventmode_helper_conf *conf)\n \n \t/* Stage 1 schedule type: atomic */\n \tem_conf->ext_params.s1_sched_type = RTE_SCHED_TYPE_ATOMIC;\n+\n+\t/* Set rx core. Use first core other than master core as Rx core */\n+\trx_core_id = rte_get_next_lcore(0, /* curr core */\n+\t\t\t\t\t1, /* skip master core */\n+\t\t\t\t\t0 /* wrap */);\n+\n+\tem_conf->rx_core_mask = (1 << rx_core_id);\n }\n \n struct rte_eventmode_helper_conf *\n@@ -253,6 +284,89 @@ rte_eventmode_helper_set_default_conf_eventdev(struct eventmode_conf *em_conf)\n }\n \n static int\n+rte_eventmode_helper_set_default_conf_adapter(struct eventmode_conf *em_conf)\n+{\n+\tint nb_eth_dev;\n+\tint i;\n+\tint adapter_id;\n+\tint eventdev_id;\n+\tint conn_id;\n+\tstruct rx_adapter_conf *adapter;\n+\tstruct adapter_connection_info *conn;\n+\tstruct eventdev_params *eventdev_config;\n+\n+\t/* Create one adapter with all eth queues mapped to event queues 1:1 */\n+\n+\tif (em_conf->nb_eventdev == 0) {\n+\t\tRTE_EM_HLPR_LOG_ERR(\"No event devs registered\");\n+\t\treturn -1;\n+\t}\n+\n+\t/* Get the number of eth devs */\n+\tnb_eth_dev = rte_eth_dev_count_avail();\n+\n+\t/* Use the first event dev */\n+\teventdev_config = &(em_conf->eventdev_config[0]);\n+\n+\t/* Get eventdev ID */\n+\teventdev_id = eventdev_config->eventdev_id;\n+\tadapter_id = 0;\n+\n+\t/* Get adapter conf */\n+\tadapter = &(em_conf->adapter[adapter_id]);\n+\n+\t/* Set adapter conf */\n+\tadapter->eventdev_id = eventdev_id;\n+\tadapter->adapter_id = adapter_id;\n+\tadapter->rx_core_id = internal_get_next_rx_core(em_conf, -1);\n+\n+\t/*\n+\t * All queues of one eth device (port) will be mapped to one event\n+\t * queue. Each port will have an individual connection.\n+\t *\n+\t */\n+\n+\t/* Make sure there is enough event queues for 1:1 mapping */\n+\tif (nb_eth_dev > eventdev_config->nb_eventqueue) {\n+\t\tRTE_EM_HLPR_LOG_ERR(\n+\t\t\t\"Not enough event queues for 1:1 mapping \"\n+\t\t\t\"[eth devs: %d, event queues: %d]\\n\",\n+\t\t\tnb_eth_dev,\n+\t\t\teventdev_config->nb_eventqueue);\n+\t\treturn -1;\n+\t}\n+\n+\tfor (i = 0; i < nb_eth_dev; i++) {\n+\n+\t\t/* Use only the ports enabled */\n+\t\tif ((em_conf->eth_portmask & (1 << i)) == 0)\n+\t\t\tcontinue;\n+\n+\t\t/* Get the connection id */\n+\t\tconn_id = adapter->nb_connections;\n+\n+\t\t/* Get the connection */\n+\t\tconn = &(adapter->conn[conn_id]);\n+\n+\t\t/* Set 1:1 mapping between eth ports & event queues*/\n+\t\tconn->ethdev_id = i;\n+\t\tconn->eventq_id = i;\n+\n+\t\t/* Add all eth queues of one eth port to one event queue */\n+\t\tconn->ethdev_rx_qid = -1;\n+\n+\t\t/* Update no of connections */\n+\t\tadapter->nb_connections++;\n+\n+\t}\n+\n+\t/* We have setup one adapter */\n+\tem_conf->nb_rx_adapter = 1;\n+\n+\treturn 0;\n+}\n+\n+static int\n rte_eventmode_helper_validate_conf(struct eventmode_conf *em_conf)\n {\n \tint ret;\n@@ -272,6 +386,16 @@ rte_eventmode_helper_validate_conf(struct eventmode_conf *em_conf)\n \t\t\treturn ret;\n \t}\n \n+\t/*\n+\t * See if adapters are specified. Else generate a default conf\n+\t * with one adapter and all eth queue - event queue mapped.\n+\t */\n+\tif (em_conf->nb_rx_adapter == 0) {\n+\t\tret = rte_eventmode_helper_set_default_conf_adapter(em_conf);\n+\t\tif (ret != 0)\n+\t\t\treturn ret;\n+\t}\n+\n \treturn 0;\n }\n \n@@ -591,6 +715,9 @@ rte_eventmode_helper_initialize_devs(\n \t/* Get eventmode conf */\n \tem_conf = (struct eventmode_conf *)(mode_conf->mode_params);\n \n+\t/* Eventmode conf would need eth portmask */\n+\tem_conf->eth_portmask = mode_conf->eth_portmask;\n+\n \t/* Validate the conf requested */\n \tif (rte_eventmode_helper_validate_conf(em_conf) != 0) {\n \t\tRTE_EM_HLPR_LOG_ERR(\ndiff --git a/lib/librte_eventdev/rte_eventmode_helper_internal.h b/lib/librte_eventdev/rte_eventmode_helper_internal.h\nindex 63b2fb5..9db9684 100644\n--- a/lib/librte_eventdev/rte_eventmode_helper_internal.h\n+++ b/lib/librte_eventdev/rte_eventmode_helper_internal.h\n@@ -83,6 +83,10 @@ struct eventmode_conf {\n \tstruct rte_eventmode_helper_event_link_info\n \t\t\tlink[EVENT_MODE_MAX_LCORE_LINKS];\n \t\t/**< Per link conf */\n+\tuint32_t rx_core_mask;\n+\t\t/**< Core mask of rx cores to be used */\n+\tuint32_t eth_portmask;\n+\t\t/**< Mask of the eth ports to be used */\n \tunion {\n \t\tstruct {\n \t\t\tuint64_t s1_sched_type\t\t\t: 2;\n", "prefixes": [ "dpdk-dev", "14/20" ] }