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GET /api/patches/123260/?format=api
HTTP 200 OK
Allow: GET, PUT, PATCH, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept

{
    "id": 123260,
    "url": "https://patches.dpdk.org/api/patches/123260/?format=api",
    "web_url": "https://patches.dpdk.org/project/dpdk/patch/20230207151316.835441-5-jerinj@marvell.com/",
    "project": {
        "id": 1,
        "url": "https://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": "<20230207151316.835441-5-jerinj@marvell.com>",
    "list_archive_url": "https://inbox.dpdk.org/dev/20230207151316.835441-5-jerinj@marvell.com",
    "date": "2023-02-07T15:13:08",
    "name": "[v3,04/12] mldev: support ML device queue-pair setup",
    "commit_ref": null,
    "pull_url": null,
    "state": "accepted",
    "archived": true,
    "hash": "fd79b2425f8d048ad7e78a2b21cdbe983f090827",
    "submitter": {
        "id": 1188,
        "url": "https://patches.dpdk.org/api/people/1188/?format=api",
        "name": "Jerin Jacob Kollanukkaran",
        "email": "jerinj@marvell.com"
    },
    "delegate": {
        "id": 1,
        "url": "https://patches.dpdk.org/api/users/1/?format=api",
        "username": "tmonjalo",
        "first_name": "Thomas",
        "last_name": "Monjalon",
        "email": "thomas@monjalon.net"
    },
    "mbox": "https://patches.dpdk.org/project/dpdk/patch/20230207151316.835441-5-jerinj@marvell.com/mbox/",
    "series": [
        {
            "id": 26852,
            "url": "https://patches.dpdk.org/api/series/26852/?format=api",
            "web_url": "https://patches.dpdk.org/project/dpdk/list/?series=26852",
            "date": "2023-02-07T15:13:04",
            "name": "mldev: introduce machine learning device library",
            "version": 3,
            "mbox": "https://patches.dpdk.org/series/26852/mbox/"
        }
    ],
    "comments": "https://patches.dpdk.org/api/patches/123260/comments/",
    "check": "success",
    "checks": "https://patches.dpdk.org/api/patches/123260/checks/",
    "tags": {},
    "related": [],
    "headers": {
        "Return-Path": "<dev-bounces@dpdk.org>",
        "X-Original-To": "patchwork@inbox.dpdk.org",
        "Delivered-To": "patchwork@inbox.dpdk.org",
        "Received": [
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            "from dc5-exch02.marvell.com ([199.233.59.182])\n by mx0a-0016f401.pphosted.com (PPS) with ESMTPS id 3nkdyrsk25-1\n (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT);\n Tue, 07 Feb 2023 07:13:47 -0800",
            "from DC5-EXCH02.marvell.com (10.69.176.39) by DC5-EXCH02.marvell.com\n (10.69.176.39) with Microsoft SMTP Server (TLS) id 15.0.1497.42;\n Tue, 7 Feb 2023 07:13:45 -0800",
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            "from jerin-lab.marvell.com (jerin-lab.marvell.com [10.28.34.14])\n by maili.marvell.com (Postfix) with ESMTP id CFE2F3F7082;\n Tue,  7 Feb 2023 07:13:42 -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=9mz4lbUkZi+a0N8cymXUDMnol+IVJxxQx9OVO4oZFPo=;\n b=GWrKtluGvx+MoIYkkPP23gB8Ygn8FCwmT45oArUMuEBw4Gz6MFA97EBRHKp8lQGcVGtu\n iJb9w/L6c/kOV3RsjdL4Ac53grjeZJdDVVebVvoxioKjFhevcsMpkYtj2p3j+Bd6ZzRs\n Lw7YUHE4IdgKyx/TLkByJ6C0k0QKVFmiXIZY4Oizwu2Zik7aCJJ+9WW931S6DNuAaMoN\n stFs/9DSK92YL65yaL+NvCMtd5nzaobyfrOMBpyIEJWGsxievc/p6l9QCIToXmLqestj\n 7Vx39xiKwzh7VXm9tM1aBHtEIN+r/1OAqVynug4/l2jOR8HgLT5zmrzYwn5Rb+IFQFDE Aw==",
        "From": "<jerinj@marvell.com>",
        "To": "<dev@dpdk.org>, Srikanth Yalavarthi <syalavarthi@marvell.com>",
        "CC": "<thomas@monjalon.net>, <ferruh.yigit@xilinx.com>,\n <stephen@networkplumber.org>, <dchickles@marvell.com>,\n <sshankarnara@marvell.com>, Jerin Jacob <jerinj@marvell.com>",
        "Subject": "[dpdk-dev] [PATCH v3 04/12] mldev: support ML device queue-pair setup",
        "Date": "Tue, 7 Feb 2023 20:43:08 +0530",
        "Message-ID": "<20230207151316.835441-5-jerinj@marvell.com>",
        "X-Mailer": "git-send-email 2.39.1",
        "In-Reply-To": "<20230207151316.835441-1-jerinj@marvell.com>",
        "References": "<20230206202453.336280-1-jerinj@marvell.com>\n <20230207151316.835441-1-jerinj@marvell.com>",
        "MIME-Version": "1.0",
        "Content-Transfer-Encoding": "8bit",
        "Content-Type": "text/plain",
        "X-Proofpoint-ORIG-GUID": "QfXb-2AMwP-LKXechMr2Q_1RV4V9Q_t0",
        "X-Proofpoint-GUID": "QfXb-2AMwP-LKXechMr2Q_1RV4V9Q_t0",
        "X-Proofpoint-Virus-Version": "vendor=baseguard\n engine=ICAP:2.0.219,Aquarius:18.0.930,Hydra:6.0.562,FMLib:17.11.122.1\n definitions=2023-02-07_07,2023-02-06_03,2022-06-22_01",
        "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"
    },
    "content": "From: Srikanth Yalavarthi <syalavarthi@marvell.com>\n\nAdded APIs to create a queue-pair attached to ML device.\nQueue pairs are created with a user specified ID. Added\nfunction prototypes to be used by ML drivers for queue\npair create and destroy.\n\nSigned-off-by: Srikanth Yalavarthi <syalavarthi@marvell.com>\nSigned-off-by: Jerin Jacob <jerinj@marvell.com>\n---\n lib/mldev/rte_mldev.c      | 33 ++++++++++++++++++++++++++++\n lib/mldev/rte_mldev_core.h | 44 ++++++++++++++++++++++++++++++++++++++\n lib/mldev/version.map      |  1 +\n 3 files changed, 78 insertions(+)",
    "diff": "diff --git a/lib/mldev/rte_mldev.c b/lib/mldev/rte_mldev.c\nindex 961e12d150..928ea90ab5 100644\n--- a/lib/mldev/rte_mldev.c\n+++ b/lib/mldev/rte_mldev.c\n@@ -352,4 +352,37 @@ rte_ml_dev_stop(int16_t dev_id)\n \treturn ret;\n }\n \n+int\n+rte_ml_dev_queue_pair_setup(int16_t dev_id, uint16_t queue_pair_id,\n+\t\t\t    const struct rte_ml_dev_qp_conf *qp_conf, int socket_id)\n+{\n+\tstruct rte_ml_dev *dev;\n+\n+\tif (!rte_ml_dev_is_valid_dev(dev_id)) {\n+\t\tRTE_MLDEV_LOG(ERR, \"Invalid dev_id = %d\\n\", dev_id);\n+\t\treturn -EINVAL;\n+\t}\n+\n+\tdev = rte_ml_dev_pmd_get_dev(dev_id);\n+\tif (*dev->dev_ops->dev_queue_pair_setup == NULL)\n+\t\treturn -ENOTSUP;\n+\n+\tif (queue_pair_id >= dev->data->nb_queue_pairs) {\n+\t\tRTE_MLDEV_LOG(ERR, \"Invalid queue_pair_id = %d\", queue_pair_id);\n+\t\treturn -EINVAL;\n+\t}\n+\n+\tif (qp_conf == NULL) {\n+\t\tRTE_MLDEV_LOG(ERR, \"Dev %d, qp_conf cannot be NULL\\n\", dev_id);\n+\t\treturn -EINVAL;\n+\t}\n+\n+\tif (dev->data->dev_started) {\n+\t\tRTE_MLDEV_LOG(ERR, \"Device %d must be stopped to allow configuration\", dev_id);\n+\t\treturn -EBUSY;\n+\t}\n+\n+\treturn (*dev->dev_ops->dev_queue_pair_setup)(dev, queue_pair_id, qp_conf, socket_id);\n+}\n+\n RTE_LOG_REGISTER_DEFAULT(rte_ml_dev_logtype, INFO);\ndiff --git a/lib/mldev/rte_mldev_core.h b/lib/mldev/rte_mldev_core.h\nindex dc79c5f630..f8d247b43e 100644\n--- a/lib/mldev/rte_mldev_core.h\n+++ b/lib/mldev/rte_mldev_core.h\n@@ -113,6 +113,44 @@ typedef int (*mldev_start_t)(struct rte_ml_dev *dev);\n  */\n typedef int (*mldev_stop_t)(struct rte_ml_dev *dev);\n \n+/**\n+ * @internal\n+ *\n+ * Setup a queue pair for a device.\n+ *\n+ * @param dev\n+ *\tML device pointer.\n+ * @param queue_pair_id\n+ *\tQueue pair index.\n+ * @param queue_pair_conf\n+ *\tQueue pair configuration structure.\n+ * @param socket_id\n+ *\tSocket index.\n+ *\n+ * @return\n+ *\t- 0 on success.\n+ *\t- < 0, error on failure.\n+ */\n+typedef int (*mldev_queue_pair_setup_t)(struct rte_ml_dev *dev, uint16_t queue_pair_id,\n+\t\t\t\t\tconst struct rte_ml_dev_qp_conf *queue_pair_conf,\n+\t\t\t\t\tint socket_id);\n+\n+/**\n+ * @internal\n+ *\n+ * Release memory resources allocated by given queue pair.\n+ *\n+ * @param dev\n+ *\tML device pointer.\n+ * @param queue_pair_id\n+ *\tQueue pair index.\n+ *\n+ * @return\n+ *\t- 0 on success.\n+ *\t- -EAGAIN, if can't close as device is busy.\n+ */\n+typedef int (*mldev_queue_pair_release_t)(struct rte_ml_dev *dev, uint16_t queue_pair_id);\n+\n /**\n  * @internal\n  *\n@@ -133,6 +171,12 @@ struct rte_ml_dev_ops {\n \n \t/** Stop device. */\n \tmldev_stop_t dev_stop;\n+\n+\t/** Set up a device queue pair. */\n+\tmldev_queue_pair_setup_t dev_queue_pair_setup;\n+\n+\t/** Release a device queue pair. */\n+\tmldev_queue_pair_release_t dev_queue_pair_release;\n };\n \n /**\ndiff --git a/lib/mldev/version.map b/lib/mldev/version.map\nindex 028b6a464d..fcf48f1760 100644\n--- a/lib/mldev/version.map\n+++ b/lib/mldev/version.map\n@@ -8,6 +8,7 @@ EXPERIMENTAL {\n \trte_ml_dev_init;\n \trte_ml_dev_is_valid_dev;\n \trte_ml_dev_logtype;\n+\trte_ml_dev_queue_pair_setup;\n \trte_ml_dev_socket_id;\n \trte_ml_dev_start;\n \trte_ml_dev_stop;\n",
    "prefixes": [
        "v3",
        "04/12"
    ]
}