From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id 0D47F432B0; Mon, 6 Nov 2023 14:15:17 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 33D1340C35; Mon, 6 Nov 2023 14:14:24 +0100 (CET) Received: from szxga01-in.huawei.com (szxga01-in.huawei.com [45.249.212.187]) by mails.dpdk.org (Postfix) with ESMTP id 95C66402EF for ; Mon, 6 Nov 2023 14:14:13 +0100 (CET) Received: from dggpeml100024.china.huawei.com (unknown [172.30.72.55]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4SPBYg3TTnzrTxL; Mon, 6 Nov 2023 21:11:03 +0800 (CST) Received: from localhost.localdomain (10.50.165.33) by dggpeml100024.china.huawei.com (7.185.36.115) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.31; Mon, 6 Nov 2023 21:14:12 +0800 From: Chengwen Feng To: , , , , Aman Singh , Yuying Zhang CC: , , , Subject: [PATCH v3 7/7] doc: testpmd support event handling section Date: Mon, 6 Nov 2023 13:11:27 +0000 Message-ID: <20231106131128.33499-8-fengchengwen@huawei.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20231106131128.33499-1-fengchengwen@huawei.com> References: <20230301030610.49468-1-fengchengwen@huawei.com> <20231106131128.33499-1-fengchengwen@huawei.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.50.165.33] X-ClientProxiedBy: dggems703-chm.china.huawei.com (10.3.19.180) To dggpeml100024.china.huawei.com (7.185.36.115) 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 Add new section of event handling, which documented the ethdev and device events. Signed-off-by: Chengwen Feng --- doc/guides/testpmd_app_ug/event_handling.rst | 81 ++++++++++++++++++++ doc/guides/testpmd_app_ug/index.rst | 1 + 2 files changed, 82 insertions(+) create mode 100644 doc/guides/testpmd_app_ug/event_handling.rst diff --git a/doc/guides/testpmd_app_ug/event_handling.rst b/doc/guides/testpmd_app_ug/event_handling.rst new file mode 100644 index 0000000000..1c39e0c486 --- /dev/null +++ b/doc/guides/testpmd_app_ug/event_handling.rst @@ -0,0 +1,81 @@ +.. SPDX-License-Identifier: BSD-3-Clause + Copyright(c) 2023 HiSilicon Limited. + +Event Handling +============== + +The ``testpmd`` application supports following two type event handling: + +ethdev events +------------- + +The ``testpmd`` provide options "--print-event" and "--mask-event" to control +whether display such as "Port x y event" when received "y" event on port "x". +This is named as default processing. + +This section details the support events, unless otherwise specified, only the +default processing is support. + +- ``RTE_ETH_EVENT_INTR_LSC``: + If device started with lsc enabled, the PMD will launch this event when it + detect link status changes. + +- ``RTE_ETH_EVENT_QUEUE_STATE``: + Used when notify queue state event changed, for example: vhost PMD use this + event report whether vring enabled. + +- ``RTE_ETH_EVENT_INTR_RESET``: + Used to report reset interrupt happened, this event only reported when the + PMD supports ``RTE_ETH_ERROR_HANDLE_MODE_PASSIVE``. + +- ``RTE_ETH_EVENT_VF_MBOX``: + Used as a PF to process mailbox messages of the VFs to which the PF belongs. + +- ``RTE_ETH_EVENT_INTR_RMV``: + Used to report device removal event. The ``testpmd`` will remove the port + later. + +- ``RTE_ETH_EVENT_NEW``: + Used to report port was probed event. The ``testpmd`` will setup the port + later. + +- ``RTE_ETH_EVENT_DESTROY``: + Used to report port was released event. The ``testpmd`` will changes the + port's status. + +- ``RTE_ETH_EVENT_MACSEC``: + Used to report MACsec offload related event. + +- ``RTE_ETH_EVENT_IPSEC``: + Used to report IPsec offload related event. + +- ``RTE_ETH_EVENT_FLOW_AGED``: + Used to report new aged-out flows was detected. Only valid with mlx5 PMD. + +- ``RTE_ETH_EVENT_RX_AVAIL_THRESH``: + Used to report available Rx descriptors was smaller than the threshold. Only + valid with mlx5 PMD. + +- ``RTE_ETH_EVENT_ERR_RECOVERING``: + Used to report error happened, and PMD will do recover after report this + event. The ``testpmd`` will stop packet forwarding when received the event. + +- ``RTE_ETH_EVENT_RECOVERY_SUCCESS``: + Used to report error recovery success. The ``testpmd`` will restart packet + forwarding when received the event. + +- ``RTE_ETH_EVENT_RECOVERY_FAILED``: + Used to report error recovery failed. The ``testpmd`` will display one + message to show which ports failed. + +.. note:: + + The ``RTE_ETH_EVENT_ERR_RECOVERING``, ``RTE_ETH_EVENT_RECOVERY_SUCCESS`` and + ``RTE_ETH_EVENT_RECOVERY_FAILED`` only reported when the PMD supports + ``RTE_ETH_ERROR_HANDLE_MODE_PROACTIVE``. + +device events +------------- + +Including two events ``RTE_DEV_EVENT_ADD`` and ``RTE_DEV_EVENT_ADD``, and +enabled only when the ``testpmd`` stated with options "--hot-plug". diff --git a/doc/guides/testpmd_app_ug/index.rst b/doc/guides/testpmd_app_ug/index.rst index 1ac0d25d57..3c09448c4e 100644 --- a/doc/guides/testpmd_app_ug/index.rst +++ b/doc/guides/testpmd_app_ug/index.rst @@ -14,3 +14,4 @@ Testpmd Application User Guide build_app run_app testpmd_funcs + event_handling -- 2.17.1