From patchwork Tue Sep 13 07:13:42 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: fengchengwen X-Patchwork-Id: 116237 X-Patchwork-Delegate: david.marchand@redhat.com 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 68721A00C3; Tue, 13 Sep 2022 09:20:10 +0200 (CEST) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id ACF684281A; Tue, 13 Sep 2022 09:19:57 +0200 (CEST) Received: from szxga02-in.huawei.com (szxga02-in.huawei.com [45.249.212.188]) by mails.dpdk.org (Postfix) with ESMTP id 5249F4021E for ; Tue, 13 Sep 2022 09:19:53 +0200 (CEST) Received: from dggpeml500024.china.huawei.com (unknown [172.30.72.55]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4MRZWW6VMMzmVG8; Tue, 13 Sep 2022 15:16:07 +0800 (CST) Received: from localhost.localdomain (10.67.165.24) by dggpeml500024.china.huawei.com (7.185.36.10) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.31; Tue, 13 Sep 2022 15:19:51 +0800 From: Chengwen Feng To: , , , , , , , , CC: Subject: [PATCH v4 2/4] eventdev: support telemetry dump eventdev Date: Tue, 13 Sep 2022 07:13:42 +0000 Message-ID: <20220913071344.38612-3-fengchengwen@huawei.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20220913071344.38612-1-fengchengwen@huawei.com> References: <20220615073915.14041-1-fengchengwen@huawei.com> <20220913071344.38612-1-fengchengwen@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.67.165.24] X-ClientProxiedBy: dggems703-chm.china.huawei.com (10.3.19.180) To dggpeml500024.china.huawei.com (7.185.36.10) X-CFilter-Loop: Reflected 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 This patch supports telemetry dump eventdev. Signed-off-by: Chengwen Feng Acked-by: Morten Brørup --- lib/eventdev/rte_eventdev.c | 43 +++++++++++++++++++++++++++++++++++++ 1 file changed, 43 insertions(+) diff --git a/lib/eventdev/rte_eventdev.c b/lib/eventdev/rte_eventdev.c index 1dc4f966be..5b1bd2b132 100644 --- a/lib/eventdev/rte_eventdev.c +++ b/lib/eventdev/rte_eventdev.c @@ -1791,6 +1791,47 @@ handle_queue_xstats(const char *cmd __rte_unused, return eventdev_build_telemetry_data(dev_id, mode, port_queue_id, d); } +static int +handle_dev_dump(const char *cmd __rte_unused, + const char *params, + struct rte_tel_data *d) +{ + char *buf, *end_param; + int dev_id, ret; + FILE *f; + + if (params == NULL || strlen(params) == 0 || !isdigit(*params)) + return -1; + + /* Get dev ID from parameter string */ + dev_id = strtoul(params, &end_param, 10); + if (*end_param != '\0') + RTE_EDEV_LOG_DEBUG( + "Extra parameters passed to eventdev telemetry command, ignoring"); + + RTE_EVENTDEV_VALID_DEVID_OR_ERR_RET(dev_id, -EINVAL); + + buf = calloc(sizeof(char), RTE_TEL_MAX_SINGLE_STRING_LEN); + if (buf == NULL) + return -ENOMEM; + + f = fmemopen(buf, RTE_TEL_MAX_SINGLE_STRING_LEN - 1, "w+"); + if (f == NULL) { + free(buf); + return -EINVAL; + } + + ret = rte_event_dev_dump(dev_id, f); + fclose(f); + if (ret == 0) { + rte_tel_data_start_dict(d); + rte_tel_data_string(d, buf); + } + + free(buf); + return ret; +} + RTE_INIT(eventdev_init_telemetry) { rte_telemetry_register_cmd("/eventdev/dev_list", handle_dev_list, @@ -1807,6 +1848,8 @@ RTE_INIT(eventdev_init_telemetry) rte_telemetry_register_cmd("/eventdev/queue_xstats", handle_queue_xstats, "Returns stats for an eventdev queue. Params: DevID,QueueID"); + rte_telemetry_register_cmd("/eventdev/dev_dump", handle_dev_dump, + "Returns dump information for an eventdev. Parameter: DevID"); rte_telemetry_register_cmd("/eventdev/queue_links", handle_queue_links, "Returns links for an eventdev port. Params: DevID,QueueID"); }