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GET /api/patches/75066/?format=api
{ "id": 75066, "url": "http://patches.dpdk.org/api/patches/75066/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/patch/1596138614-17409-16-git-send-email-timothy.mcdaniel@intel.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": "<1596138614-17409-16-git-send-email-timothy.mcdaniel@intel.com>", "list_archive_url": "https://inbox.dpdk.org/dev/1596138614-17409-16-git-send-email-timothy.mcdaniel@intel.com", "date": "2020-07-30T19:50:02", "name": "[15/27] event/dlb: add probe", "commit_ref": null, "pull_url": null, "state": "superseded", "archived": true, "hash": "d8c735ae424e0a31ecc70cc6a31df84dc8cdf009", "submitter": { "id": 826, "url": "http://patches.dpdk.org/api/people/826/?format=api", "name": "Timothy McDaniel", "email": "timothy.mcdaniel@intel.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/1596138614-17409-16-git-send-email-timothy.mcdaniel@intel.com/mbox/", "series": [ { "id": 11425, "url": "http://patches.dpdk.org/api/series/11425/?format=api", "web_url": "http://patches.dpdk.org/project/dpdk/list/?series=11425", "date": "2020-07-30T19:49:47", "name": "Add Intel DLM PMD to 20.11", "version": 1, "mbox": "http://patches.dpdk.org/series/11425/mbox/" } ], "comments": "http://patches.dpdk.org/api/patches/75066/comments/", "check": "fail", "checks": "http://patches.dpdk.org/api/patches/75066/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 dpdk.org (dpdk.org [92.243.14.124])\n\tby inbox.dpdk.org (Postfix) with ESMTP id 3221CA052B;\n\tThu, 30 Jul 2020 21:55:47 +0200 (CEST)", "from [92.243.14.124] (localhost [127.0.0.1])\n\tby dpdk.org (Postfix) with ESMTP id 182591C126;\n\tThu, 30 Jul 2020 21:53:34 +0200 (CEST)", "from mga02.intel.com (mga02.intel.com [134.134.136.20])\n by dpdk.org (Postfix) with ESMTP id AA95F1C0BC\n for <dev@dpdk.org>; Thu, 30 Jul 2020 21:53:16 +0200 (CEST)", "from orsmga005.jf.intel.com ([10.7.209.41])\n by orsmga101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384;\n 30 Jul 2020 12:53:16 -0700", "from txasoft-yocto.an.intel.com ([10.123.72.192])\n by orsmga005.jf.intel.com with ESMTP; 30 Jul 2020 12:53:15 -0700" ], "IronPort-SDR": [ "\n PtB2H9o2juUHtJuWjmwuFZhMTJjdhZxPY5jmZ7hzjhQNHQcn2vAr8jP9t1uB+2M0qOALqwkpoq\n I31Y8t+3xO6A==", "\n LbeVzu5WeiZ8RBiYGkiR1jkj5vDen+M5aMpx34phWs9YlZfRHRPlnSg4ywiZ/6c0zHsV+e2cRu\n r813yTWwkvJw==" ], "X-IronPort-AV": [ "E=McAfee;i=\"6000,8403,9698\"; a=\"139672322\"", "E=Sophos;i=\"5.75,415,1589266800\"; d=\"scan'208\";a=\"139672322\"", "E=Sophos;i=\"5.75,415,1589266800\"; d=\"scan'208\";a=\"465378122\"" ], "X-Amp-Result": "SKIPPED(no attachment in message)", "X-Amp-File-Uploaded": "False", "X-ExtLoop1": "1", "From": "\"McDaniel, Timothy\" <timothy.mcdaniel@intel.com>", "To": "jerinj@marvell.com", "Cc": "mattias.ronnblom@ericsson.com, dev@dpdk.org, gage.eads@intel.com,\n harry.van.haaren@intel.com,\n \"McDaniel, Timothy\" <timothy.mcdaniel@intel.com>", "Date": "Thu, 30 Jul 2020 14:50:02 -0500", "Message-Id": "<1596138614-17409-16-git-send-email-timothy.mcdaniel@intel.com>", "X-Mailer": "git-send-email 1.7.10", "In-Reply-To": "<1596138614-17409-1-git-send-email-timothy.mcdaniel@intel.com>", "References": "<1593232671-5690-0-git-send-email-timothy.mcdaniel@intel.com>\n <1596138614-17409-1-git-send-email-timothy.mcdaniel@intel.com>", "Subject": "[dpdk-dev] [PATCH 15/27] event/dlb: add probe", "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://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: \"McDaniel, Timothy\" <timothy.mcdaniel@intel.com>\n\nSigned-off-by: McDaniel, Timothy <timothy.mcdaniel@intel.com>\n---\n drivers/event/dlb/Makefile | 1 +\n drivers/event/dlb/dlb.c | 508 +++++++++++++++++++++++++++++++++++++++++\n drivers/event/dlb/meson.build | 3 +-\n 3 files changed, 511 insertions(+), 1 deletion(-)\n create mode 100644 drivers/event/dlb/dlb.c", "diff": "diff --git a/drivers/event/dlb/Makefile b/drivers/event/dlb/Makefile\nindex 203d54f..af92771 100644\n--- a/drivers/event/dlb/Makefile\n+++ b/drivers/event/dlb/Makefile\n@@ -20,6 +20,7 @@ LIBABIVER := 1\n EXPORT_MAP := rte_pmd_dlb_event_version.map\n \n # library source files\n+SRCS-$(CONFIG_RTE_LIBRTE_PMD_DLB_EVENTDEV) += dlb.c\n SRCS-$(CONFIG_RTE_LIBRTE_PMD_DLB_EVENTDEV) += dlb_selftest.c\n SRCS-$(CONFIG_RTE_LIBRTE_PMD_DLB_EVENTDEV) += dlb_xstats.c\n SRCS-$(CONFIG_RTE_LIBRTE_PMD_DLB_EVENTDEV) += rte_pmd_dlb.c\ndiff --git a/drivers/event/dlb/dlb.c b/drivers/event/dlb/dlb.c\nnew file mode 100644\nindex 0000000..c1054d7\n--- /dev/null\n+++ b/drivers/event/dlb/dlb.c\n@@ -0,0 +1,508 @@\n+/* SPDX-License-Identifier: BSD-3-Clause\n+ * Copyright(c) 2016-2020 Intel Corporation\n+ */\n+\n+#include <stdint.h>\n+#include <stdbool.h>\n+#include <stdio.h>\n+#include <sys/mman.h>\n+#include <sys/fcntl.h>\n+#include <errno.h>\n+#include <assert.h>\n+#include <unistd.h>\n+#include <string.h>\n+#include <pthread.h>\n+#include <nmmintrin.h>\n+\n+#include <rte_common.h>\n+#include <rte_config.h>\n+#include <rte_debug.h>\n+#include <rte_log.h>\n+#include <rte_dev.h>\n+#include <rte_mbuf.h>\n+#include <rte_ring.h>\n+#include <rte_errno.h>\n+#include <rte_kvargs.h>\n+#include <rte_malloc.h>\n+#include <rte_cycles.h>\n+#include <rte_io.h>\n+#include <rte_eventdev.h>\n+#include <rte_eventdev_pmd.h>\n+#include <rte_string_fns.h>\n+#include <rte_prefetch.h>\n+\n+#include \"dlb_priv.h\"\n+#include \"dlb_iface.h\"\n+#include \"dlb_inline_fns.h\"\n+\n+/*\n+ * Resources exposed to eventdev. Some values overridden at runtime using\n+ * values returned by the DLB kernel driver.\n+ */\n+#if (RTE_EVENT_MAX_QUEUES_PER_DEV > UINT8_MAX)\n+#error \"RTE_EVENT_MAX_QUEUES_PER_DEV cannot fit in member max_event_queues\"\n+#endif\n+static struct rte_event_dev_info evdev_dlb_default_info = {\n+\t.driver_name = \"\", /* probe will set */\n+\t.min_dequeue_timeout_ns = DLB_MIN_DEQUEUE_TIMEOUT_NS,\n+\t.max_dequeue_timeout_ns = DLB_MAX_DEQUEUE_TIMEOUT_NS,\n+#if (RTE_EVENT_MAX_QUEUES_PER_DEV < DLB_MAX_NUM_LDB_QUEUES)\n+\t.max_event_queues = RTE_EVENT_MAX_QUEUES_PER_DEV,\n+#else\n+\t.max_event_queues = DLB_MAX_NUM_LDB_QUEUES,\n+#endif\n+\t.max_event_queue_flows = DLB_MAX_NUM_FLOWS,\n+\t.max_event_queue_priority_levels = DLB_QID_PRIORITIES,\n+\t.max_event_priority_levels = DLB_QID_PRIORITIES,\n+\t.max_event_ports = DLB_MAX_NUM_LDB_PORTS,\n+\t.max_event_port_dequeue_depth = DLB_MAX_CQ_DEPTH,\n+\t.max_event_port_enqueue_depth = DLB_MAX_ENQUEUE_DEPTH,\n+\t.max_event_port_links = DLB_MAX_NUM_QIDS_PER_LDB_CQ,\n+\t.max_num_events = DLB_MAX_NUM_LDB_CREDITS,\n+\t.max_single_link_event_port_queue_pairs = DLB_MAX_NUM_DIR_PORTS,\n+\t.event_dev_cap = (RTE_EVENT_DEV_CAP_QUEUE_QOS |\n+\t\t\t RTE_EVENT_DEV_CAP_EVENT_QOS |\n+\t\t\t RTE_EVENT_DEV_CAP_BURST_MODE |\n+\t\t\t RTE_EVENT_DEV_CAP_DISTRIBUTED_SCHED |\n+\t\t\t RTE_EVENT_DEV_CAP_IMPLICIT_RELEASE_DISABLE |\n+\t\t\t RTE_EVENT_DEV_CAP_QUEUE_ALL_TYPES),\n+};\n+\n+/* These functions will vary based on processor capabilities */\n+static struct dlb_port_low_level_io_functions qm_mmio_fns;\n+\n+static int\n+dlb_hw_query_resources(struct dlb_eventdev *dlb)\n+{\n+\tstruct dlb_hw_dev *handle = &dlb->qm_instance;\n+\tstruct dlb_hw_resource_info *dlb_info = &handle->info;\n+\tint ret;\n+\n+\tret = dlb_iface_get_num_resources(handle,\n+\t\t\t\t\t &dlb->hw_rsrc_query_results);\n+\tif (ret) {\n+\t\tDLB_LOG_ERR(\"ioctl get dlb num resources, err=%d\\n\",\n+\t\t\t ret);\n+\t\treturn ret;\n+\t}\n+\n+\t/* Complete filling in device resource info returned to evdev app,\n+\t * overriding any default values.\n+\t * The capabilities (CAPs) were set at compile time.\n+\t */\n+\n+\tevdev_dlb_default_info.max_event_queues =\n+\t\tdlb->hw_rsrc_query_results.num_ldb_queues;\n+\n+\tevdev_dlb_default_info.max_event_ports =\n+\t\tdlb->hw_rsrc_query_results.num_ldb_ports;\n+\n+\tevdev_dlb_default_info.max_num_events =\n+\t\tdlb->hw_rsrc_query_results.max_contiguous_ldb_credits;\n+\n+\t/* Save off values used when creating the scheduling domain. */\n+\n+\thandle->info.num_sched_domains =\n+\t\tdlb->hw_rsrc_query_results.num_sched_domains;\n+\n+\thandle->info.hw_rsrc_max.nb_events_limit =\n+\t\tdlb->hw_rsrc_query_results.max_contiguous_ldb_credits;\n+\n+\thandle->info.hw_rsrc_max.num_queues =\n+\t\tdlb->hw_rsrc_query_results.num_ldb_queues +\n+\t\tdlb->hw_rsrc_query_results.num_dir_ports;\n+\n+\thandle->info.hw_rsrc_max.num_ldb_queues =\n+\t\tdlb->hw_rsrc_query_results.num_ldb_queues;\n+\n+\thandle->info.hw_rsrc_max.num_ldb_ports =\n+\t\tdlb->hw_rsrc_query_results.num_ldb_ports;\n+\n+\thandle->info.hw_rsrc_max.num_dir_ports =\n+\t\tdlb->hw_rsrc_query_results.num_dir_ports;\n+\n+\thandle->info.hw_rsrc_max.reorder_window_size =\n+\t\tdlb->hw_rsrc_query_results.num_hist_list_entries;\n+\n+\trte_memcpy(dlb_info, &handle->info.hw_rsrc_max, sizeof(*dlb_info));\n+\n+\treturn 0;\n+}\n+\n+/* Wrapper for string to int conversion. Substituted for atoi(...), which is\n+ * unsafe.\n+ */\n+#define RTE_BASE_10 10\n+int dlb_string_to_int(int *result, const char *str)\n+{\n+\tlong ret;\n+\n+\tif (str == NULL || result == NULL)\n+\t\treturn -EINVAL;\n+\n+\terrno = 0;\n+\tret = strtol(str, NULL, RTE_BASE_10);\n+\tif (errno)\n+\t\treturn -errno;\n+\n+\t/* long int and int may be different width for some architectures */\n+\tif (ret < INT_MIN || ret > INT_MAX)\n+\t\treturn -EINVAL;\n+\n+\t*result = ret;\n+\treturn 0;\n+}\n+\n+int\n+set_numa_node(const char *key __rte_unused, const char *value, void *opaque)\n+{\n+\tint *socket_id = opaque;\n+\tint ret;\n+\n+\tret = dlb_string_to_int(socket_id, value);\n+\tif (ret < 0)\n+\t\treturn ret;\n+\n+\tif (*socket_id > RTE_MAX_NUMA_NODES)\n+\t\treturn -EINVAL;\n+\n+\treturn 0;\n+}\n+\n+int\n+set_max_num_events(const char *key __rte_unused,\n+\t\t const char *value,\n+\t\t void *opaque)\n+{\n+\tint *max_num_events = opaque;\n+\tint ret;\n+\n+\tif (value == NULL || opaque == NULL) {\n+\t\tDLB_LOG_ERR(\"NULL pointer\\n\");\n+\t\treturn -EINVAL;\n+\t}\n+\n+\tret = dlb_string_to_int(max_num_events, value);\n+\tif (ret < 0)\n+\t\treturn ret;\n+\n+\tif (*max_num_events < 0 || *max_num_events > DLB_MAX_NUM_LDB_CREDITS) {\n+\t\tDLB_LOG_ERR(\"dlb: max_num_events must be between 0 and %d\\n\",\n+\t\t\t DLB_MAX_NUM_LDB_CREDITS);\n+\t\treturn -EINVAL;\n+\t}\n+\n+\treturn 0;\n+}\n+\n+int\n+set_num_dir_credits(const char *key __rte_unused,\n+\t\t const char *value,\n+\t\t void *opaque)\n+{\n+\tint *num_dir_credits = opaque;\n+\tint ret;\n+\n+\tif (value == NULL || opaque == NULL) {\n+\t\tDLB_LOG_ERR(\"NULL pointer\\n\");\n+\t\treturn -EINVAL;\n+\t}\n+\n+\tret = dlb_string_to_int(num_dir_credits, value);\n+\tif (ret < 0)\n+\t\treturn ret;\n+\n+\tif (*num_dir_credits < 0 ||\n+\t *num_dir_credits > DLB_MAX_NUM_DIR_CREDITS) {\n+\t\tDLB_LOG_ERR(\"dlb: num_dir_credits must be between 0 and %d\\n\",\n+\t\t\t DLB_MAX_NUM_DIR_CREDITS);\n+\t\treturn -EINVAL;\n+\t}\n+\n+\treturn 0;\n+}\n+\n+static int\n+set_dev_id(const char *key __rte_unused,\n+\t const char *value,\n+\t void *opaque)\n+{\n+\tint *dev_id = opaque;\n+\tint ret;\n+\n+\tif (value == NULL || opaque == NULL) {\n+\t\tDLB_LOG_ERR(\"NULL pointer\\n\");\n+\t\treturn -EINVAL;\n+\t}\n+\n+\tret = dlb_string_to_int(dev_id, value);\n+\tif (ret < 0)\n+\t\treturn ret;\n+\n+\treturn 0;\n+}\n+\n+static int\n+set_defer_sched(const char *key __rte_unused,\n+\t\tconst char *value,\n+\t\tvoid *opaque)\n+{\n+\tint *defer_sched = opaque;\n+\n+\tif (value == NULL || opaque == NULL) {\n+\t\tDLB_LOG_ERR(\"NULL pointer\\n\");\n+\t\treturn -EINVAL;\n+\t}\n+\n+\tif (strncmp(value, \"on\", 2) != 0) {\n+\t\tDLB_LOG_ERR(\"Invalid defer_sched argument \\\"%s\\\" (expected \\\"on\\\")\\n\",\n+\t\t\t value);\n+\t\treturn -EINVAL;\n+\t}\n+\n+\t*defer_sched = 1;\n+\n+\treturn 0;\n+}\n+\n+static int\n+set_num_atm_inflights(const char *key __rte_unused,\n+\t\t const char *value,\n+\t\t void *opaque)\n+{\n+\tint *num_atm_inflights = opaque;\n+\tint ret;\n+\n+\tif (value == NULL || opaque == NULL) {\n+\t\tDLB_LOG_ERR(\"NULL pointer\\n\");\n+\t\treturn -EINVAL;\n+\t}\n+\n+\tret = dlb_string_to_int(num_atm_inflights, value);\n+\tif (ret < 0)\n+\t\treturn ret;\n+\n+\tif (*num_atm_inflights < 0 ||\n+\t *num_atm_inflights > DLB_MAX_NUM_ATM_INFLIGHTS) {\n+\t\tDLB_LOG_ERR(\"dlb: atm_inflights must be between 0 and %d\\n\",\n+\t\t\t DLB_MAX_NUM_ATM_INFLIGHTS);\n+\t\treturn -EINVAL;\n+\t}\n+\n+\treturn 0;\n+}\n+\n+\n+static void\n+dlb_qm_mmio_fn_init(void)\n+{\n+\t/* Process-local function pointers for performing low level port i/o */\n+\n+\tif (rte_cpu_get_flag_enabled(RTE_CPUFLAG_MOVDIR64B))\n+\t\tqm_mmio_fns.pp_enqueue_four = dlb_movdir64b;\n+\telse\n+\t\tqm_mmio_fns.pp_enqueue_four = dlb_movntdq;\n+}\n+\n+int\n+dlb_primary_eventdev_probe(struct rte_eventdev *dev,\n+\t\t\t const char *name,\n+\t\t\t struct dlb_devargs *dlb_args,\n+\t\t\t bool is_vdev)\n+{\n+\tstruct dlb_eventdev *dlb;\n+\tint err, i;\n+\n+\tdlb = dev->data->dev_private;\n+\n+\tdlb->event_dev = dev; /* backlink */\n+\tdlb->is_vdev = is_vdev; /* vdev or pf */\n+\n+\tevdev_dlb_default_info.driver_name = name;\n+\n+\tdlb->max_num_events_override = dlb_args->max_num_events;\n+\tdlb->num_dir_credits_override = dlb_args->num_dir_credits_override;\n+\tdlb->qm_instance.device_path_id = dlb_args->dev_id;\n+\tdlb->defer_sched = dlb_args->defer_sched;\n+\tdlb->num_atm_inflights_per_queue = dlb_args->num_atm_inflights;\n+\n+\t/* Open the interface.\n+\t * For vdev mode, this means open the dlb kernel module.\n+\t */\n+\terr = dlb_iface_open(&dlb->qm_instance, name);\n+\tif (err < 0) {\n+\t\tDLB_LOG_ERR(\"could not open event hardware device, err=%d\\n\",\n+\t\t\t err);\n+\t\treturn err;\n+\t}\n+\n+\terr = dlb_iface_get_device_version(&dlb->qm_instance, &dlb->revision);\n+\tif (err < 0) {\n+\t\tDLB_LOG_ERR(\"dlb: failed to get the device version, err=%d\\n\",\n+\t\t\t err);\n+\t\treturn err;\n+\t}\n+\n+\terr = dlb_hw_query_resources(dlb);\n+\tif (err) {\n+\t\tDLB_LOG_ERR(\"get resources err=%d for %s\\n\",\n+\t\t\t err, name);\n+\t\treturn err;\n+\t}\n+\n+\terr = dlb_iface_get_cq_poll_mode(&dlb->qm_instance, &dlb->poll_mode);\n+\tif (err < 0) {\n+\t\tDLB_LOG_ERR(\"dlb: failed to get the poll mode, err=%d\\n\",\n+\t\t\t err);\n+\t\treturn err;\n+\t}\n+\n+\t/* Complete xtstats runtime initialization */\n+\terr = dlb_xstats_init(dlb);\n+\tif (err) {\n+\t\tDLB_LOG_ERR(\"dlb: failed to init xstats, err=%d\\n\", err);\n+\t\treturn err;\n+\t}\n+\n+\t/* Initialize each port's token pop mode */\n+\tfor (i = 0; i < DLB_MAX_NUM_PORTS; i++)\n+\t\tdlb->ev_ports[i].qm_port.token_pop_mode = AUTO_POP;\n+\n+\trte_spinlock_init(&dlb->qm_instance.resource_lock);\n+\n+\tdlb_qm_mmio_fn_init();\n+\n+\tdlb_iface_low_level_io_init(dlb);\n+\n+\tdlb_entry_points_init(dev);\n+\n+\treturn 0;\n+}\n+\n+int\n+dlb_secondary_eventdev_probe(struct rte_eventdev *dev,\n+\t\t\t const char *name,\n+\t\t\t bool is_vdev)\n+{\n+\tstruct dlb_eventdev *dlb;\n+\tint err;\n+\n+RTE_SET_USED(is_vdev);\n+\n+\tdlb = dev->data->dev_private;\n+\n+\tevdev_dlb_default_info.driver_name = name;\n+\n+\terr = dlb_iface_open(&dlb->qm_instance, name);\n+\tif (err < 0) {\n+\t\tDLB_LOG_ERR(\"could not open event hardware device, err=%d\\n\",\n+\t\t\t err);\n+\t\treturn err;\n+\t}\n+\n+\terr = dlb_hw_query_resources(dlb);\n+\tif (err) {\n+\t\tDLB_LOG_ERR(\"get resources err=%d for %s\\n\",\n+\t\t\t err, name);\n+\t\treturn err;\n+\t}\n+\n+\tdlb_qm_mmio_fn_init();\n+\n+\tdlb_iface_low_level_io_init(dlb);\n+\n+\tdlb_entry_points_init(dev);\n+\n+\treturn 0;\n+}\n+\n+int\n+dlb_parse_params(const char *params,\n+\t\t const char *name,\n+\t\t struct dlb_devargs *dlb_args)\n+{\n+\tint ret = 0;\n+\tstatic const char * const args[] = { NUMA_NODE_ARG,\n+\t\t\t\t\t DLB_MAX_NUM_EVENTS,\n+\t\t\t\t\t DLB_NUM_DIR_CREDITS,\n+\t\t\t\t\t DEV_ID_ARG,\n+\t\t\t\t\t DLB_DEFER_SCHED_ARG,\n+\t\t\t\t\t DLB_NUM_ATM_INFLIGHTS_ARG,\n+\t\t\t\t\t NULL };\n+\n+\tif (params && params[0] != '\\0') {\n+\t\tstruct rte_kvargs *kvlist = rte_kvargs_parse(params, args);\n+\n+\t\tif (!kvlist) {\n+\t\t\tDLB_LOG_INFO(\"Ignoring unsupported parameters when creating device '%s'\\n\",\n+\t\t\t\t name);\n+\t\t} else {\n+\t\t\tint ret = rte_kvargs_process(kvlist, NUMA_NODE_ARG,\n+\t\t\t\t\t\t set_numa_node,\n+\t\t\t\t\t\t &dlb_args->socket_id);\n+\t\t\tif (ret != 0) {\n+\t\t\t\tDLB_LOG_ERR(\"%s: Error parsing numa node parameter\",\n+\t\t\t\t\t name);\n+\t\t\t\trte_kvargs_free(kvlist);\n+\t\t\t\treturn ret;\n+\t\t\t}\n+\n+\t\t\tret = rte_kvargs_process(kvlist, DLB_MAX_NUM_EVENTS,\n+\t\t\t\t\t\t set_max_num_events,\n+\t\t\t\t\t\t &dlb_args->max_num_events);\n+\t\t\tif (ret != 0) {\n+\t\t\t\tDLB_LOG_ERR(\"%s: Error parsing max_num_events parameter\",\n+\t\t\t\t\t name);\n+\t\t\t\trte_kvargs_free(kvlist);\n+\t\t\t\treturn ret;\n+\t\t\t}\n+\n+\t\t\tret = rte_kvargs_process(kvlist,\n+\t\t\t\t\tDLB_NUM_DIR_CREDITS,\n+\t\t\t\t\tset_num_dir_credits,\n+\t\t\t\t\t&dlb_args->num_dir_credits_override);\n+\t\t\tif (ret != 0) {\n+\t\t\t\tDLB_LOG_ERR(\"%s: Error parsing num_dir_credits parameter\",\n+\t\t\t\t\t name);\n+\t\t\t\trte_kvargs_free(kvlist);\n+\t\t\t\treturn ret;\n+\t\t\t}\n+\n+\t\t\tret = rte_kvargs_process(kvlist, DEV_ID_ARG,\n+\t\t\t\t\t\t set_dev_id,\n+\t\t\t\t\t\t &dlb_args->dev_id);\n+\t\t\tif (ret != 0) {\n+\t\t\t\tDLB_LOG_ERR(\"%s: Error parsing dev_id parameter\",\n+\t\t\t\t\t name);\n+\t\t\t\trte_kvargs_free(kvlist);\n+\t\t\t\treturn ret;\n+\t\t\t}\n+\n+\t\t\tret = rte_kvargs_process(kvlist, DLB_DEFER_SCHED_ARG,\n+\t\t\t\t\t\t set_defer_sched,\n+\t\t\t\t\t\t &dlb_args->defer_sched);\n+\t\t\tif (ret != 0) {\n+\t\t\t\tDLB_LOG_ERR(\"%s: Error parsing defer_sched parameter\",\n+\t\t\t\t\t name);\n+\t\t\t\trte_kvargs_free(kvlist);\n+\t\t\t\treturn ret;\n+\t\t\t}\n+\n+\t\t\tret = rte_kvargs_process(kvlist,\n+\t\t\t\t\t\t DLB_NUM_ATM_INFLIGHTS_ARG,\n+\t\t\t\t\t\t set_num_atm_inflights,\n+\t\t\t\t\t\t &dlb_args->num_atm_inflights);\n+\t\t\tif (ret != 0) {\n+\t\t\t\tDLB_LOG_ERR(\"%s: Error parsing atm_inflights parameter\",\n+\t\t\t\t\t name);\n+\t\t\t\trte_kvargs_free(kvlist);\n+\t\t\t\treturn ret;\n+\t\t\t}\n+\n+\t\t\trte_kvargs_free(kvlist);\n+\t\t}\n+\t}\n+\treturn ret;\n+}\n+\n+RTE_LOG_REGISTER(eventdev_dlb_log_level, pmd.event.dlb, NOTICE);\ndiff --git a/drivers/event/dlb/meson.build b/drivers/event/dlb/meson.build\nindex 633e236..e45ea28 100644\n--- a/drivers/event/dlb/meson.build\n+++ b/drivers/event/dlb/meson.build\n@@ -1,7 +1,8 @@\n # SPDX-License-Identifier: BSD-3-Clause\n # Copyright(c) 2019-2020 Intel Corporation\n \n-sources = files('dlb_selftest.c',\n+sources = files('dlb.c',\n+\t\t'dlb_selftest.c',\n \t\t'dlb_xstats.c',\n \t\t'rte_pmd_dlb.c',\n \t\t'dlb_iface.c',\n", "prefixes": [ "15/27" ] }