From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by smtp.lore.kernel.org (Postfix) with ESMTP id 379AAC4332F for ; Tue, 20 Dec 2022 19:28:17 +0000 (UTC) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id ABB5442D4E; Tue, 20 Dec 2022 20:27:07 +0100 (CET) Received: from mx0b-0016f401.pphosted.com (mx0a-0016f401.pphosted.com [67.231.148.174]) by mails.dpdk.org (Postfix) with ESMTP id 1C3FD42D0D for ; Tue, 20 Dec 2022 20:26:56 +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 2BKHShuq015480 for ; Tue, 20 Dec 2022 11:26:56 -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-type; s=pfpt0220; bh=SC0KbbLetUqyIljH8rXcQBeZ8EI534tne44DjbzORgg=; b=EtptzhVcmwvOszLMEkcK0FbXVs6CspbyQt+QIkmb1I2j1VisPuRCycopK4Dwmcco9NGy WcRKLa+glvT4JC/WsaCohmjgH5NaRSK0XB5u7nbu0yIt2cddgbc/oWp/KbH15yglvIcY MLwsBtypcWPr+3rXpAEC4Ef+xO63sUcXKJlebSf1jmbv3L7aS5WWNsgtQJjzZEpiqt7L jYhaPZOv3WcB0vNg948tCjWLPUe/KVa7BeR9DhGBYAvEZNug0vmL5PwzexbzmtnE0LS/ 46ZRBZc0PdWjEt3xyaAeW//gBLvabdoQNpbWrk5sKmhpJ6syengAj7nZ6KYrepOaqh4l ZA== Received: from dc5-exch02.marvell.com ([199.233.59.182]) by mx0a-0016f401.pphosted.com (PPS) with ESMTPS id 3mkapj2tpj-5 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT) for ; Tue, 20 Dec 2022 11:26:56 -0800 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 15.0.1497.42; Tue, 20 Dec 2022 11:26:54 -0800 Received: from maili.marvell.com (10.69.176.80) by DC5-EXCH01.marvell.com (10.69.176.38) with Microsoft SMTP Server id 15.0.1497.42 via Frontend Transport; Tue, 20 Dec 2022 11:26:54 -0800 Received: from ml-host-33.caveonetworks.com (unknown [10.110.143.233]) by maili.marvell.com (Postfix) with ESMTP id E79543F7051; Tue, 20 Dec 2022 11:26:53 -0800 (PST) From: Srikanth Yalavarthi To: Srikanth Yalavarthi CC: , , , Subject: [PATCH v3 11/38] ml/cnxk: add functions to load and unload models Date: Tue, 20 Dec 2022 11:26:18 -0800 Message-ID: <20221220192645.14042-12-syalavarthi@marvell.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20221220192645.14042-1-syalavarthi@marvell.com> References: <20221208201806.21893-1-syalavarthi@marvell.com> <20221220192645.14042-1-syalavarthi@marvell.com> MIME-Version: 1.0 Content-Type: text/plain X-Proofpoint-ORIG-GUID: WsEiWOkVlVkau5ahoai3dnTKhPLsChnw X-Proofpoint-GUID: WsEiWOkVlVkau5ahoai3dnTKhPLsChnw X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.923,Hydra:6.0.545,FMLib:17.11.122.1 definitions=2022-12-20_06,2022-12-20_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 Added cnxk driver implementations to load and unload ML models. Enabled support in configure stage to allocate model handles array. Assign model ID and allocate resources per each model during load stage and release resources during model unload. Added internal structures to handle ML models. Signed-off-by: Srikanth Yalavarthi --- drivers/ml/cnxk/cn10k_ml_dev.h | 3 + drivers/ml/cnxk/cn10k_ml_model.c | 5 + drivers/ml/cnxk/cn10k_ml_model.h | 43 +++++++++ drivers/ml/cnxk/cn10k_ml_ops.c | 154 +++++++++++++++++++++++++++++++ drivers/ml/cnxk/cn10k_ml_ops.h | 5 + drivers/ml/cnxk/meson.build | 2 + 6 files changed, 212 insertions(+) create mode 100644 drivers/ml/cnxk/cn10k_ml_model.c create mode 100644 drivers/ml/cnxk/cn10k_ml_model.h diff --git a/drivers/ml/cnxk/cn10k_ml_dev.h b/drivers/ml/cnxk/cn10k_ml_dev.h index 00d23eb3ca..7cf6268115 100644 --- a/drivers/ml/cnxk/cn10k_ml_dev.h +++ b/drivers/ml/cnxk/cn10k_ml_dev.h @@ -214,6 +214,9 @@ struct cn10k_ml_dev { /* Firmware */ struct cn10k_ml_fw fw; + + /* Number of models loaded */ + uint16_t nb_models_loaded; }; uint64_t cn10k_ml_fw_flags_get(struct cn10k_ml_fw *fw); diff --git a/drivers/ml/cnxk/cn10k_ml_model.c b/drivers/ml/cnxk/cn10k_ml_model.c new file mode 100644 index 0000000000..39ed707396 --- /dev/null +++ b/drivers/ml/cnxk/cn10k_ml_model.c @@ -0,0 +1,5 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright (c) 2022 Marvell. + */ + +#include "cn10k_ml_model.h" diff --git a/drivers/ml/cnxk/cn10k_ml_model.h b/drivers/ml/cnxk/cn10k_ml_model.h new file mode 100644 index 0000000000..0a6a498342 --- /dev/null +++ b/drivers/ml/cnxk/cn10k_ml_model.h @@ -0,0 +1,43 @@ +/* SPDX-License-Identifier: BSD-3-Clause + * Copyright (c) 2022 Marvell. + */ + +#ifndef _CN10K_ML_MODEL_H_ +#define _CN10K_ML_MODEL_H_ + +#include + +#include + +#include "cn10k_ml_dev.h" + +/* Maximum number of models per device */ +#define ML_CN10K_MAX_MODELS 16 + +/* Model state */ +enum cn10k_ml_model_state { + ML_CN10K_MODEL_STATE_LOADED, + ML_CN10K_MODEL_STATE_JOB_ACTIVE, + ML_CN10K_MODEL_STATE_STARTED, + ML_CN10K_MODEL_STATE_UNKNOWN, +}; + +/* Model Object */ +struct cn10k_ml_model { + /* Device reference */ + struct cn10k_ml_dev *mldev; + + /* Name */ + char name[RTE_ML_STR_MAX]; + + /* ID */ + int16_t model_id; + + /* Spinlock, used to update model state */ + plt_spinlock_t lock; + + /* State */ + enum cn10k_ml_model_state state; +}; + +#endif /* _CN10K_ML_MODEL_H_ */ diff --git a/drivers/ml/cnxk/cn10k_ml_ops.c b/drivers/ml/cnxk/cn10k_ml_ops.c index 7c9c49ffda..d177d0e3e4 100644 --- a/drivers/ml/cnxk/cn10k_ml_ops.c +++ b/drivers/ml/cnxk/cn10k_ml_ops.c @@ -6,8 +6,12 @@ #include #include "cn10k_ml_dev.h" +#include "cn10k_ml_model.h" #include "cn10k_ml_ops.h" +/* ML model macros */ +#define CN10K_ML_MODEL_MEMZONE_NAME "ml_cn10k_model_mz" + static void qp_memzone_name_get(char *name, int size, int dev_id, int qp_id) { @@ -120,9 +124,11 @@ static int cn10k_ml_dev_configure(struct rte_ml_dev *dev, const struct rte_ml_dev_config *conf) { struct rte_ml_dev_info dev_info; + struct cn10k_ml_model *model; struct cn10k_ml_dev *mldev; struct cn10k_ml_qp *qp; uint32_t mz_size; + int16_t model_id; uint16_t qp_id; int ret; @@ -203,6 +209,48 @@ cn10k_ml_dev_configure(struct rte_ml_dev *dev, const struct rte_ml_dev_config *c } dev->data->nb_queue_pairs = conf->nb_queue_pairs; + /* Allocate ML models */ + if (dev->data->models == NULL) { + mz_size = sizeof(dev->data->models[0]) * conf->nb_models; + dev->data->models = rte_zmalloc("cn10k_mldev_models", mz_size, RTE_CACHE_LINE_SIZE); + if (dev->data->models == NULL) { + dev->data->nb_models = 0; + plt_err("Failed to get memory for ml_models, nb_models %u", + conf->nb_models); + ret = -ENOMEM; + goto error; + } + } else { + /* Re-configure */ + void **models; + + /* Unload all models */ + for (model_id = 0; model_id < dev->data->nb_models; model_id++) { + model = dev->data->models[model_id]; + if (model != NULL) { + if (model->state == ML_CN10K_MODEL_STATE_LOADED) { + if (cn10k_ml_model_unload(dev, model_id) != 0) + plt_err("Could not unload model %d", model_id); + } + dev->data->models[model_id] = NULL; + } + } + + models = dev->data->models; + models = rte_realloc(models, sizeof(models[0]) * conf->nb_models, + RTE_CACHE_LINE_SIZE); + if (models == NULL) { + dev->data->nb_models = 0; + plt_err("Failed to realloc ml_models, nb_models = %u", conf->nb_models); + ret = -ENOMEM; + goto error; + } + memset(models, 0, sizeof(models[0]) * conf->nb_models); + dev->data->models = models; + } + dev->data->nb_models = conf->nb_models; + + mldev->nb_models_loaded = 0; mldev->state = ML_CN10K_DEV_STATE_CONFIGURED; return 0; @@ -211,14 +259,19 @@ cn10k_ml_dev_configure(struct rte_ml_dev *dev, const struct rte_ml_dev_config *c if (dev->data->queue_pairs != NULL) rte_free(dev->data->queue_pairs); + if (dev->data->models != NULL) + rte_free(dev->data->models); + return ret; } static int cn10k_ml_dev_close(struct rte_ml_dev *dev) { + struct cn10k_ml_model *model; struct cn10k_ml_dev *mldev; struct cn10k_ml_qp *qp; + int16_t model_id; uint16_t qp_id; if (dev == NULL) @@ -226,6 +279,21 @@ cn10k_ml_dev_close(struct rte_ml_dev *dev) mldev = dev->data->dev_private; + /* Unload all models */ + for (model_id = 0; model_id < dev->data->nb_models; model_id++) { + model = dev->data->models[model_id]; + if (model != NULL) { + if (model->state == ML_CN10K_MODEL_STATE_LOADED) { + if (cn10k_ml_model_unload(dev, model_id) != 0) + plt_err("Could not unload model %d", model_id); + } + dev->data->models[model_id] = NULL; + } + } + + if (dev->data->models) + rte_free(dev->data->models); + /* Destroy all queue pairs */ for (qp_id = 0; qp_id < dev->data->nb_queue_pairs; qp_id++) { qp = dev->data->queue_pairs[qp_id]; @@ -337,6 +405,88 @@ cn10k_ml_dev_queue_pair_setup(struct rte_ml_dev *dev, uint16_t queue_pair_id, return 0; } +int +cn10k_ml_model_load(struct rte_ml_dev *dev, struct rte_ml_model_params *params, int16_t *model_id) +{ + struct cn10k_ml_model *model; + struct cn10k_ml_dev *mldev; + + char str[RTE_MEMZONE_NAMESIZE]; + const struct plt_memzone *mz; + uint64_t mz_size; + uint16_t idx; + bool found; + + PLT_SET_USED(params); + + mldev = dev->data->dev_private; + + /* Find model ID */ + found = false; + for (idx = 0; idx < dev->data->nb_models; idx++) { + if (dev->data->models[idx] == NULL) { + found = true; + break; + } + } + + if (!found) { + plt_err("No slots available to load new model"); + return -ENOMEM; + } + + /* Compute memzone size */ + mz_size = PLT_ALIGN_CEIL(sizeof(struct cn10k_ml_model), ML_CN10K_ALIGN_SIZE); + + /* Allocate memzone for model object and model data */ + snprintf(str, RTE_MEMZONE_NAMESIZE, "%s_%u", CN10K_ML_MODEL_MEMZONE_NAME, idx); + mz = plt_memzone_reserve_aligned(str, mz_size, 0, ML_CN10K_ALIGN_SIZE); + if (!mz) { + plt_err("plt_memzone_reserve failed : %s", str); + return -ENOMEM; + } + + model = mz->addr; + model->mldev = mldev; + model->model_id = idx; + + plt_spinlock_init(&model->lock); + model->state = ML_CN10K_MODEL_STATE_LOADED; + dev->data->models[idx] = model; + mldev->nb_models_loaded++; + + *model_id = idx; + + return 0; +} + +int +cn10k_ml_model_unload(struct rte_ml_dev *dev, int16_t model_id) +{ + char str[RTE_MEMZONE_NAMESIZE]; + struct cn10k_ml_model *model; + struct cn10k_ml_dev *mldev; + + mldev = dev->data->dev_private; + model = dev->data->models[model_id]; + + if (model == NULL) { + plt_err("Invalid model_id = %d", model_id); + return -EINVAL; + } + + if (model->state != ML_CN10K_MODEL_STATE_LOADED) { + plt_err("Cannot unload. Model in use."); + return -EBUSY; + } + + dev->data->models[model_id] = NULL; + mldev->nb_models_loaded--; + + snprintf(str, RTE_MEMZONE_NAMESIZE, "%s_%d", CN10K_ML_MODEL_MEMZONE_NAME, model_id); + return plt_memzone_free(plt_memzone_lookup(str)); +} + struct rte_ml_dev_ops cn10k_ml_ops = { /* Device control ops */ .dev_info_get = cn10k_ml_dev_info_get, @@ -348,4 +498,8 @@ struct rte_ml_dev_ops cn10k_ml_ops = { /* Queue-pair handling ops */ .dev_queue_pair_setup = cn10k_ml_dev_queue_pair_setup, .dev_queue_pair_release = cn10k_ml_dev_queue_pair_release, + + /* Model ops */ + .model_load = cn10k_ml_model_load, + .model_unload = cn10k_ml_model_unload, }; diff --git a/drivers/ml/cnxk/cn10k_ml_ops.h b/drivers/ml/cnxk/cn10k_ml_ops.h index 289c7c5587..8a939cabc7 100644 --- a/drivers/ml/cnxk/cn10k_ml_ops.h +++ b/drivers/ml/cnxk/cn10k_ml_ops.h @@ -53,4 +53,9 @@ struct cn10k_ml_qp { /* Device ops */ extern struct rte_ml_dev_ops cn10k_ml_ops; +/* Slow-path ops */ +int cn10k_ml_model_load(struct rte_ml_dev *dev, struct rte_ml_model_params *params, + int16_t *model_id); +int cn10k_ml_model_unload(struct rte_ml_dev *dev, int16_t model_id); + #endif /* _CN10K_ML_OPS_H_ */ diff --git a/drivers/ml/cnxk/meson.build b/drivers/ml/cnxk/meson.build index 87b7fc3f2a..5bc98386b8 100644 --- a/drivers/ml/cnxk/meson.build +++ b/drivers/ml/cnxk/meson.build @@ -10,11 +10,13 @@ endif driver_sdk_headers = files( 'cn10k_ml_dev.h', 'cn10k_ml_ops.h', + 'cn10k_ml_model.h', ) sources = files( 'cn10k_ml_dev.c', 'cn10k_ml_ops.c', + 'cn10k_ml_model.c', ) deps += ['mldev', 'common_ml', 'common_cnxk', 'kvargs'] -- 2.17.1