From patchwork Mon Jul 12 01:34:50 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Guangbin Huang X-Patchwork-Id: 12369565 X-Patchwork-Delegate: kuba@kernel.org Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 80182C07E9E for ; Mon, 12 Jul 2021 01:38:30 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 66EF46101E for ; Mon, 12 Jul 2021 01:38:30 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232640AbhGLBlP (ORCPT ); Sun, 11 Jul 2021 21:41:15 -0400 Received: from szxga02-in.huawei.com ([45.249.212.188]:10467 "EHLO szxga02-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230176AbhGLBlO (ORCPT ); Sun, 11 Jul 2021 21:41:14 -0400 Received: from dggemv703-chm.china.huawei.com (unknown [172.30.72.56]) by szxga02-in.huawei.com (SkyGuard) with ESMTP id 4GNRCd0xHbzccKh; Mon, 12 Jul 2021 09:35:09 +0800 (CST) Received: from dggemi759-chm.china.huawei.com (10.1.198.145) by dggemv703-chm.china.huawei.com (10.3.19.46) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256) id 15.1.2176.2; Mon, 12 Jul 2021 09:38:24 +0800 Received: from localhost.localdomain (10.67.165.24) by dggemi759-chm.china.huawei.com (10.1.198.145) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256_P256) id 15.1.2176.2; Mon, 12 Jul 2021 09:38:24 +0800 From: Guangbin Huang To: , , CC: , , , , Subject: [PATCH net-next 1/9] devlink: add documentation for hns3 driver Date: Mon, 12 Jul 2021 09:34:50 +0800 Message-ID: <1626053698-46849-2-git-send-email-huangguangbin2@huawei.com> X-Mailer: git-send-email 2.8.1 In-Reply-To: <1626053698-46849-1-git-send-email-huangguangbin2@huawei.com> References: <1626053698-46849-1-git-send-email-huangguangbin2@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.67.165.24] X-ClientProxiedBy: dggems705-chm.china.huawei.com (10.3.19.182) To dggemi759-chm.china.huawei.com (10.1.198.145) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org X-Patchwork-Delegate: kuba@kernel.org From: Hao Chen Add a file to document devlink support for hns3 driver. Now support devlink param and devlink info. Signed-off-by: Hao Chen Signed-off-by: Guangbin Huang --- Documentation/networking/devlink/hns3.rst | 51 ++++++++++++++++++++++++++++++ Documentation/networking/devlink/index.rst | 1 + 2 files changed, 52 insertions(+) create mode 100644 Documentation/networking/devlink/hns3.rst diff --git a/Documentation/networking/devlink/hns3.rst b/Documentation/networking/devlink/hns3.rst new file mode 100644 index 000000000000..798158eb96ee --- /dev/null +++ b/Documentation/networking/devlink/hns3.rst @@ -0,0 +1,51 @@ +.. SPDX-License-Identifier: GPL-2.0 + +==================== +hns3 devlink support +==================== + +This document describes the devlink features implemented by the ``hns3`` +device driver. + +Parameters +========== + +The ``hns3`` driver implements the following driver-specific +parameters. + +.. list-table:: Driver-specific parameters implemented + :widths: 10 10 10 70 + + * - Name + - Type + - Mode + - Description + * - ``rx_buf_len`` + - U32 + - driverinit + - Set rx BD buffer size. + + * Now only support setting 2048 and 4096. + * - ``tx_buf_size`` + - U32 + - driverinit + - Set tx spare buf size. + + * The size is setted for tx bounce feature. + +The ``hns3`` driver supports reloading via ``DEVLINK_CMD_RELOAD`` + +Info versions +============= + +The ``hns3`` driver reports the following versions + +.. list-table:: devlink info versions implemented + :widths: 10 10 80 + + * - Name + - Type + - Description + * - ``fw`` + - running + - Used to represent the firmware version. diff --git a/Documentation/networking/devlink/index.rst b/Documentation/networking/devlink/index.rst index b3b9e0692088..03f56ed2961f 100644 --- a/Documentation/networking/devlink/index.rst +++ b/Documentation/networking/devlink/index.rst @@ -34,6 +34,7 @@ parameters, info versions, and other features it supports. :maxdepth: 1 bnxt + hns3 ionic ice mlx4