From patchwork Fri May 7 09:08:19 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "humin (Q)" X-Patchwork-Id: 93041 X-Patchwork-Delegate: ferruh.yigit@amd.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 9BC02A034F; Fri, 7 May 2021 11:08:55 +0200 (CEST) Received: from [217.70.189.124] (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id B575441131; Fri, 7 May 2021 11:08:31 +0200 (CEST) Received: from szxga04-in.huawei.com (szxga04-in.huawei.com [45.249.212.190]) by mails.dpdk.org (Postfix) with ESMTP id 4D4F940140 for ; Fri, 7 May 2021 11:08:25 +0200 (CEST) Received: from DGGEMS411-HUB.china.huawei.com (unknown [172.30.72.58]) by szxga04-in.huawei.com (SkyGuard) with ESMTP id 4Fc4KD1Bb4zqT5p for ; Fri, 7 May 2021 17:05:04 +0800 (CST) Received: from localhost.localdomain (10.69.192.56) by DGGEMS411-HUB.china.huawei.com (10.3.19.211) with Microsoft SMTP Server id 14.3.498.0; Fri, 7 May 2021 17:08:18 +0800 From: "Min Hu (Connor)" To: CC: Date: Fri, 7 May 2021 17:08:19 +0800 Message-ID: <1620378499-5090-7-git-send-email-humin29@huawei.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1620378499-5090-1-git-send-email-humin29@huawei.com> References: <1620378499-5090-1-git-send-email-humin29@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.69.192.56] X-CFilter-Loop: Reflected Subject: [dpdk-dev] [PATCH 6/6] doc: add link status event pre-conditions 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 Sender: "dev" From: Chengwen Feng This patch adds link status event pre-conditions. Signed-off-by: Chengwen Feng Signed-off-by: Min Hu (Connor) --- doc/guides/nics/hns3.rst | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/doc/guides/nics/hns3.rst b/doc/guides/nics/hns3.rst index 4439df5..c3aded8 100644 --- a/doc/guides/nics/hns3.rst +++ b/doc/guides/nics/hns3.rst @@ -115,6 +115,16 @@ Runtime Config Options For example:: -a 0000:7d:00.0,dev_caps_mask=0xF +Link status event Pre-conditions +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + +Firmware 1.8.0.0 and later versions support reporting link changes to the PF. +Therefore, to use the LSC for the PF driver, ensure that the firmware version +also supports reporting link changes. +If the VF driver needs to support LSC, special patch must be added: +``_. +Note: The patch has been uploaded to 5.13 of the Linux kernel mainline. + Driver compilation and testing ------------------------------