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dpdk.org; dkim=none (message not signed) header.d=none;dpdk.org; dmarc=pass action=none header.from=nvidia.com; Received-SPF: Pass (protection.outlook.com: domain of nvidia.com designates 216.228.112.34 as permitted sender) receiver=protection.outlook.com; client-ip=216.228.112.34; helo=mail.nvidia.com; Received: from mail.nvidia.com (216.228.112.34) by BN8NAM11FT049.mail.protection.outlook.com (10.13.177.157) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.20.4242.16 via Frontend Transport; Wed, 16 Jun 2021 04:10:16 +0000 Received: from nvidia.com (172.20.187.6) by HQMAIL107.nvidia.com (172.20.187.13) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Wed, 16 Jun 2021 04:10:10 +0000 From: Xueming Li To: Viacheslav Ovsiienko CC: Thomas Monjalon , , , Matan Azrad Date: Wed, 16 Jun 2021 07:09:33 +0300 Message-ID: <20210616040935.311733-13-xuemingl@nvidia.com> X-Mailer: git-send-email 2.27.0 In-Reply-To: <20210527133759.17401-2-xuemingl@nvidia.com> References: <20210527133759.17401-2-xuemingl@nvidia.com> MIME-Version: 1.0 X-Originating-IP: [172.20.187.6] X-ClientProxiedBy: HQMAIL111.nvidia.com (172.20.187.18) To HQMAIL107.nvidia.com (172.20.187.13) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 37ce5800-d97b-426b-818e-08d9307ca5eb X-MS-TrafficTypeDiagnostic: BN8PR12MB3171: X-LD-Processed: 43083d15-7273-40c1-b7db-39efd9ccc17a,ExtAddr X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:565; 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DIR:OUT; SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 16 Jun 2021 04:10:16.4790 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 37ce5800-d97b-426b-818e-08d9307ca5eb X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a; Ip=[216.228.112.34]; Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: BN8NAM11FT049.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BN8PR12MB3171 Subject: [dpdk-dev] [PATCH v1 12/14] vdpa/mlx5: support SubFunction 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: Thomas Monjalon Supports SubFunction on auxiliary bus. SF probe devargs: auxiliary:mlx5_core.sf.,class=vdpa Signed-off-by: Thomas Monjalon --- doc/guides/vdpadevs/mlx5.rst | 10 ++++++++++ drivers/vdpa/mlx5/mlx5_vdpa.c | 8 ++++++-- 2 files changed, 16 insertions(+), 2 deletions(-) diff --git a/doc/guides/vdpadevs/mlx5.rst b/doc/guides/vdpadevs/mlx5.rst index 9b2f9f12c7..e81dbd0004 100644 --- a/doc/guides/vdpadevs/mlx5.rst +++ b/doc/guides/vdpadevs/mlx5.rst @@ -162,6 +162,16 @@ Driver options - 0, HW default. +Devargs example +^^^^^^^^^^^^^^^ + +- PCI devargs: + + -a 0000:03:00.2,class=vdpa + +- Auxiliary devargs: + + -a auxiliary:mlx5_core.sf.2,class=vdpa Error handling ^^^^^^^^^^^^^^ diff --git a/drivers/vdpa/mlx5/mlx5_vdpa.c b/drivers/vdpa/mlx5/mlx5_vdpa.c index 9c9a552ba0..6d17d7a6f3 100644 --- a/drivers/vdpa/mlx5/mlx5_vdpa.c +++ b/drivers/vdpa/mlx5/mlx5_vdpa.c @@ -553,9 +553,13 @@ mlx5_vdpa_sys_roce_disable(const char *addr) static int mlx5_vdpa_roce_disable(struct rte_device *dev) { + char pci_addr[PCI_PRI_STR_SIZE] = { 0 }; + + if (mlx5_dev_to_pci_str(dev, pci_addr, sizeof(pci_addr)) < 0) + return -rte_errno; /* Firstly try to disable ROCE by Netlink and fallback to sysfs. */ - if (mlx5_vdpa_nl_roce_disable(dev->name) != 0 && - mlx5_vdpa_sys_roce_disable(dev->name) != 0) + if (mlx5_vdpa_nl_roce_disable(pci_addr) != 0 && + mlx5_vdpa_sys_roce_disable(pci_addr) != 0) return -rte_errno; return 0; }