From patchwork Mon Nov 14 12:02:33 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jerin Jacob Kollanukkaran X-Patchwork-Id: 119829 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 48C09A00C4; Mon, 14 Nov 2022 13:08:51 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 3B04D42D11; Mon, 14 Nov 2022 13:08:51 +0100 (CET) Received: from mx0b-0016f401.pphosted.com (mx0a-0016f401.pphosted.com [67.231.148.174]) by mails.dpdk.org (Postfix) with ESMTP id D1B954014F for ; Mon, 14 Nov 2022 13:08:49 +0100 (CET) Received: from pps.filterd (m0045849.ppops.net [127.0.0.1]) by mx0a-0016f401.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 2AE7vM8t024855; Mon, 14 Nov 2022 04:06:20 -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=m4jkJrIR0m5L3OpqKGj6z2hSNbgtAt0XY6PtzDH+WBk=; b=KoO38Yh9m3fTJPPXtIunr7RNESx3r/bVfB3YaAXAO7ONhrnlFt7vKyrw2GIDiY+6LKUA AXl185RGeT1bvKNdqaFaviG+rER63jP8Gwqd2YLO5/8iFUNLwtMRi81tAXOpk/C6gLXs 3in94sgbRsnuysnlg7ARE/1bX0FEwSl18O3uLU7Bjl4vIBsWA4/QcvAh4+DZy/fnEwZ3 QC/bArBYutbWD/6XX3K94ekLQBnZ8LFbCpb9S6iMa77UgfCfbsS7VsDAf0uPBDoqzH4r iRQc4bwg+tA1H3bfAtb9JUhp58hzwGhnUrIyVjyYV3fa4Ml70g/31/tdkgn9QMihkWqF 1Q== Received: from dc5-exch02.marvell.com ([199.233.59.182]) by mx0a-0016f401.pphosted.com (PPS) with ESMTPS id 3kuhr3gn7c-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT); Mon, 14 Nov 2022 04:06:19 -0800 Received: from DC5-EXCH02.marvell.com (10.69.176.39) by DC5-EXCH02.marvell.com (10.69.176.39) with Microsoft SMTP Server (TLS) id 15.0.1497.18; Mon, 14 Nov 2022 04:06:17 -0800 Received: from maili.marvell.com (10.69.176.80) by DC5-EXCH02.marvell.com (10.69.176.39) with Microsoft SMTP Server id 15.0.1497.18 via Frontend Transport; Mon, 14 Nov 2022 04:06:17 -0800 Received: from jerin-lab.marvell.com (jerin-lab.marvell.com [10.28.34.14]) by maili.marvell.com (Postfix) with ESMTP id BFCD45C68E5; Mon, 14 Nov 2022 04:05:51 -0800 (PST) From: To: , Srikanth Yalavarthi CC: , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , , Jerin Jacob Subject: [dpdk-dev] [PATCH v1 07/12] mldev: support op pool and its operations Date: Mon, 14 Nov 2022 17:32:33 +0530 Message-ID: <20221114120238.2143832-8-jerinj@marvell.com> X-Mailer: git-send-email 2.38.1 In-Reply-To: <20221114120238.2143832-1-jerinj@marvell.com> References: <20220803132839.2747858-2-jerinj@marvell.com> <20221114120238.2143832-1-jerinj@marvell.com> MIME-Version: 1.0 X-Proofpoint-GUID: XHmwuSi0HFq0wf6HcpldsspikILVDvJ7 X-Proofpoint-ORIG-GUID: XHmwuSi0HFq0wf6HcpldsspikILVDvJ7 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.219,Aquarius:18.0.895,Hydra:6.0.545,FMLib:17.11.122.1 definitions=2022-11-14_10,2022-11-11_01,2022-06-22_01 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 From: Srikanth Yalavarthi Added RTE library functions to create and free ML op pool. Create function allocates new ML op pool and initializes ML ops to their defaults. Signed-off-by: Srikanth Yalavarthi Signed-off-by: Jerin Jacob --- lib/mldev/rte_mldev.c | 69 +++++++++++++++++++++++++++++++++++++++++++ lib/mldev/version.map | 2 ++ 2 files changed, 71 insertions(+) diff --git a/lib/mldev/rte_mldev.c b/lib/mldev/rte_mldev.c index 13b7e93943..cc87837d85 100644 --- a/lib/mldev/rte_mldev.c +++ b/lib/mldev/rte_mldev.c @@ -10,6 +10,17 @@ static struct rte_ml_dev ml_devices[RTE_MLDEV_MAX_DEVS]; static struct rte_ml_dev_global ml_dev_globals = { .devs = ml_devices, .data = {NULL}, .nb_devs = 0, .max_devs = RTE_MLDEV_MAX_DEVS}; +/* + * Private data structure of an operation pool. + * + * A structure that contains ml op_pool specific data that is + * appended after the mempool structure (in private data). + */ +struct rte_ml_op_pool_private { + uint16_t user_size; + /*< Size of private user data with each operation. */ +}; + struct rte_ml_dev * rte_ml_dev_pmd_get_dev(int16_t dev_id) { @@ -556,3 +567,61 @@ rte_ml_io_dequantize(int16_t dev_id, int16_t model_id, uint16_t nb_batches, void return (*dev->dev_ops->io_dequantize)(dev, model_id, nb_batches, qbuffer, dbuffer); } + +/** Initialise rte_ml_op mempool element */ +static void +ml_op_init(struct rte_mempool *mempool, __rte_unused void *opaque_arg, void *_op_data, + __rte_unused unsigned int i) +{ + struct rte_ml_op *op = _op_data; + + memset(_op_data, 0, mempool->elt_size); + op->status = RTE_ML_OP_STATUS_NOT_PROCESSED; + op->mempool = mempool; +} + +struct rte_mempool * +rte_ml_op_pool_create(const char *name, unsigned int nb_elts, unsigned int cache_size, + uint16_t user_size, int socket_id) +{ + struct rte_ml_op_pool_private *priv; + struct rte_mempool *mp; + unsigned int elt_size; + + /* lookup mempool in case already allocated */ + mp = rte_mempool_lookup(name); + elt_size = sizeof(struct rte_ml_op) + user_size; + + if (mp != NULL) { + priv = (struct rte_ml_op_pool_private *)rte_mempool_get_priv(mp); + if (mp->elt_size != elt_size || mp->cache_size < cache_size || mp->size < nb_elts || + priv->user_size < user_size) { + mp = NULL; + ML_DEV_LOG(ERR, + "Mempool %s already exists but with incompatible parameters", + name); + return NULL; + } + return mp; + } + + mp = rte_mempool_create(name, nb_elts, elt_size, cache_size, + sizeof(struct rte_ml_op_pool_private), NULL, NULL, ml_op_init, NULL, + socket_id, 0); + if (mp == NULL) { + ML_DEV_LOG(ERR, "Failed to create mempool %s", name); + return NULL; + } + + priv = (struct rte_ml_op_pool_private *)rte_mempool_get_priv(mp); + priv->user_size = user_size; + + return mp; +} + +void +rte_ml_op_pool_free(struct rte_mempool *mempool) +{ + if (mempool != NULL) + rte_mempool_free(mempool); +} diff --git a/lib/mldev/version.map b/lib/mldev/version.map index 0b180020db..396ca0b96a 100644 --- a/lib/mldev/version.map +++ b/lib/mldev/version.map @@ -20,6 +20,8 @@ EXPERIMENTAL { rte_ml_model_start; rte_ml_model_stop; rte_ml_model_unload; + rte_ml_op_pool_create; + rte_ml_op_pool_free; local: *; };