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GET /api/patches/88033/?format=api
{ "id": 88033, "url": "http://patches.dpdk.org/api/patches/88033/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/patch/20210220220957.4583-4-pbhagavatula@marvell.com/", "project": { "id": 1, "url": "http://patches.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": "<20210220220957.4583-4-pbhagavatula@marvell.com>", "list_archive_url": "https://inbox.dpdk.org/dev/20210220220957.4583-4-pbhagavatula@marvell.com", "date": "2021-02-20T22:09:52", "name": "[3/7] eventdev: introduce event vector Tx capability", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "6e238859acc5452d0f64120ed23bff328d2bd1ec", "submitter": { "id": 1183, "url": "http://patches.dpdk.org/api/people/1183/?format=api", "name": "Pavan Nikhilesh Bhagavatula", "email": "pbhagavatula@marvell.com" }, "delegate": { "id": 310, "url": "http://patches.dpdk.org/api/users/310/?format=api", "username": "jerin", "first_name": "Jerin", "last_name": "Jacob", "email": "jerinj@marvell.com" }, "mbox": "http://patches.dpdk.org/project/dpdk/patch/20210220220957.4583-4-pbhagavatula@marvell.com/mbox/", "series": [ { "id": 15316, "url": "http://patches.dpdk.org/api/series/15316/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=15316", "date": "2021-02-20T22:09:49", "name": "Introduce event vectorization", "version": 1, "mbox": "http://patches.dpdk.org/series/15316/mbox/" } ], "comments": "http://patches.dpdk.org/api/patches/88033/comments/", "check": "success", "checks": "http://patches.dpdk.org/api/patches/88033/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<dev-bounces@dpdk.org>", "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])\n\tby inbox.dpdk.org (Postfix) with ESMTP id 4047CA0524;\n\tSat, 20 Feb 2021 23:10:33 +0100 (CET)", "from [217.70.189.124] (localhost [127.0.0.1])\n\tby mails.dpdk.org (Postfix) with ESMTP id 7371422A25B;\n\tSat, 20 Feb 2021 23:10:25 +0100 (CET)", "from mx0b-0016f401.pphosted.com (mx0a-0016f401.pphosted.com\n [67.231.148.174])\n by mails.dpdk.org (Postfix) with ESMTP id CF50A22A251\n for <dev@dpdk.org>; Sat, 20 Feb 2021 23:10:23 +0100 (CET)", "from pps.filterd (m0045849.ppops.net [127.0.0.1])\n by mx0a-0016f401.pphosted.com (8.16.0.43/8.16.0.43) with SMTP id\n 11KM8QXZ006956; Sat, 20 Feb 2021 14:10:23 -0800", "from dc5-exch02.marvell.com ([199.233.59.182])\n by mx0a-0016f401.pphosted.com with ESMTP id 36u0nw8vv9-1\n (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT);\n Sat, 20 Feb 2021 14:10:23 -0800", "from DC5-EXCH01.marvell.com (10.69.176.38) by DC5-EXCH02.marvell.com\n (10.69.176.39) with Microsoft SMTP Server (TLS) id 15.0.1497.2;\n Sat, 20 Feb 2021 14:10:21 -0800", "from maili.marvell.com (10.69.176.80) by DC5-EXCH01.marvell.com\n (10.69.176.38) with Microsoft SMTP Server id 15.0.1497.2 via Frontend\n Transport; Sat, 20 Feb 2021 14:10:21 -0800", "from BG-LT7430.marvell.com (BG-LT7430.marvell.com [10.28.177.176])\n by maili.marvell.com (Postfix) with ESMTP id 274443F703F;\n Sat, 20 Feb 2021 14:10:17 -0800 (PST)" ], "DKIM-Signature": "v=1; a=rsa-sha256; c=relaxed/relaxed; d=marvell.com;\n h=from : to : cc :\n subject : date : message-id : in-reply-to : references : mime-version :\n content-transfer-encoding : content-type; s=pfpt0220;\n bh=i6Fu5HZbO+J5G2YXLNg9JN7mqyQA+sH+XF83HY+fd7g=;\n b=biPoQBfh5xvNlRV0JCW8zTI753BMoUECOBa2RbN2o4H83N1Wjl/gSEU5NzPx/y89fPAU\n GLVVK21jyVEdVRb0uih1o8l7QE9CPSE3cyr2MqdIvUIPAo4PnFV13nafR3DGNTDGsQfZ\n 73ZvPHAR9aN1/FTFRucWJNosUrBm91rP/Q3lhB5UPRi9fTzVx0hJerdADdJBnCrBVAe6\n 3KqHVQu0k7Vd3Ac/c0dNN7cxVJeFykBLs8N8GXhyF+V+cYLIRpNyrUtObJsO84hCjPBf\n D2R/sfs908ath3ksfSHHJ9M87INsvHGMuCGxyXI9ReNTygekLapulJHRlYGdbMoNcvMI RQ==", "From": "<pbhagavatula@marvell.com>", "To": "<jerinj@marvell.com>, <jay.jayatheerthan@intel.com>,\n <erik.g.carrillo@intel.com>, <abhinandan.gujjar@intel.com>,\n <timothy.mcdaniel@intel.com>, <hemant.agrawal@nxp.com>,\n <harry.van.haaren@intel.com>, <mattias.ronnblom@ericsson.com>,\n <liang.j.ma@intel.com>", "CC": "<dev@dpdk.org>, Pavan Nikhilesh <pbhagavatula@marvell.com>", "Date": "Sun, 21 Feb 2021 03:39:52 +0530", "Message-ID": "<20210220220957.4583-4-pbhagavatula@marvell.com>", "X-Mailer": "git-send-email 2.17.1", "In-Reply-To": "<20210220220957.4583-1-pbhagavatula@marvell.com>", "References": "<20210220220957.4583-1-pbhagavatula@marvell.com>", "MIME-Version": "1.0", "Content-Transfer-Encoding": "8bit", "Content-Type": "text/plain", "X-Proofpoint-Virus-Version": "vendor=fsecure engine=2.50.10434:6.0.369, 18.0.761\n definitions=2021-02-20_03:2021-02-18,\n 2021-02-20 signatures=0", "Subject": "[dpdk-dev] [PATCH 3/7] eventdev: introduce event vector Tx\n capability", "X-BeenThere": "dev@dpdk.org", "X-Mailman-Version": "2.1.29", "Precedence": "list", "List-Id": "DPDK patches and discussions <dev.dpdk.org>", "List-Unsubscribe": "<https://mails.dpdk.org/options/dev>,\n <mailto:dev-request@dpdk.org?subject=unsubscribe>", "List-Archive": "<http://mails.dpdk.org/archives/dev/>", "List-Post": "<mailto:dev@dpdk.org>", "List-Help": "<mailto:dev-request@dpdk.org?subject=help>", "List-Subscribe": "<https://mails.dpdk.org/listinfo/dev>,\n <mailto:dev-request@dpdk.org?subject=subscribe>", "Errors-To": "dev-bounces@dpdk.org", "Sender": "\"dev\" <dev-bounces@dpdk.org>" }, "content": "From: Pavan Nikhilesh <pbhagavatula@marvell.com>\n\nIntroduce event vector transmit capability for event eth\ntx adapter.\n\nThe capability indicates that the Tx adapter is capable of\ntransmitting event vectors.\nWhen rte_event_vector::union_valid is set, the Tx adapter should\ntransmit all the packets to the rte_event_vector::port using the\nrte_event_vector::queue.\nIf rte_event_vector::union_valid is not set then the Tx adapter\nshould peek into each mbuf to get the destination port and queue\npair.\n\nSigned-off-by: Pavan Nikhilesh <pbhagavatula@marvell.com>\n---\n doc/guides/prog_guide/event_ethernet_tx_adapter.rst | 12 ++++++++++++\n lib/librte_eventdev/rte_eventdev.h | 8 +++++++-\n 2 files changed, 19 insertions(+), 1 deletion(-)", "diff": "diff --git a/doc/guides/prog_guide/event_ethernet_tx_adapter.rst b/doc/guides/prog_guide/event_ethernet_tx_adapter.rst\nindex a8c13e136..87277dcaf 100644\n--- a/doc/guides/prog_guide/event_ethernet_tx_adapter.rst\n+++ b/doc/guides/prog_guide/event_ethernet_tx_adapter.rst\n@@ -164,3 +164,15 @@ The ``rte_event_eth_tx_adapter_stats_get()`` function reports counters defined\n in struct ``rte_event_eth_tx_adapter_stats``. The counter values are the sum of\n the counts from the eventdev PMD callback if the callback is supported, and\n the counts maintained by the service function, if one exists.\n+\n+Tx event vectorization\n+~~~~~~~~~~~~~~~~~~~~~~\n+\n+The event device, ethernet device paris which support the capability\n+``RTE_EVENT_ETH_TX_ADAPTER_CAP_EVENT_VECTOR`` can process event vector of mbufs.\n+Additionally, application can provide a hint to that Tx adapter that all the\n+mbufs are destined to the same ethernet port and queue by setting the bit\n+``rte_event_vector::attr_valid`` and filling `rte_event_vector::port`` and\n+``rte_event_vector::queue``.\n+If ``rte_event_vector::attr_valid`` is not set then the Tx adapter should peek\n+into each mbuf and transmit them to the requested ethernet port and queue pair.\ndiff --git a/lib/librte_eventdev/rte_eventdev.h b/lib/librte_eventdev/rte_eventdev.h\nindex 1cf3efa2d..c817c29e6 100644\n--- a/lib/librte_eventdev/rte_eventdev.h\n+++ b/lib/librte_eventdev/rte_eventdev.h\n@@ -926,11 +926,13 @@ struct rte_event_vector {\n \t/**< Indicates that the below union attributes have valid information.\n \t */\n \tunion {\n-\t\t/* Used by Rx adapter.\n+\t\t/* Used by Rx/Tx adapter.\n \t\t * Indicats that all the elements in this vector belong to same\n \t\t * port and queue pair when originating from Rx adapter, valid\n \t\t * only when event type is ETHDEV_VECTOR or\n \t\t * ETH_RX_ADAPTER_VECTOR.\n+\t\t * Can also be used to indicate the Tx adapter the destination\n+\t\t * port and queue of the mbufs in the vector\n \t\t */\n \t\tstruct {\n \t\t\tuint16_t port;\n@@ -1287,6 +1289,10 @@ rte_event_crypto_adapter_caps_get(uint8_t dev_id, uint8_t cdev_id,\n #define RTE_EVENT_ETH_TX_ADAPTER_CAP_INTERNAL_PORT\t0x1\n /**< This flag is sent when the PMD supports a packet transmit callback\n */\n+#define RTE_EVENT_ETH_TX_ADAPTER_CAP_EVENT_VECTOR\t0x2\n+/**< Indicates that the Tx adapter is capable of handling event vector of\n+ * mbufs.\n+ */\n \n /**\n * Retrieve the event device's eth Tx adapter capabilities\n", "prefixes": [ "3/7" ] }