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dkim=none (message not signed) header.d=none;dmarc=pass action=none header.from=nvidia.com; Received-SPF: Pass (protection.outlook.com: domain of nvidia.com designates 216.228.117.160 as permitted sender) receiver=protection.outlook.com; client-ip=216.228.117.160; helo=mail.nvidia.com; pr=C Received: from mail.nvidia.com (216.228.117.160) by BN8NAM11FT034.mail.protection.outlook.com (10.13.176.139) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.6455.21 via Frontend Transport; Tue, 30 May 2023 11:48:49 +0000 Received: from rnnvmail201.nvidia.com (10.129.68.8) by mail.nvidia.com (10.129.200.66) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.5; Tue, 30 May 2023 04:48:37 -0700 Received: from nvidia.com (10.126.230.35) by rnnvmail201.nvidia.com (10.129.68.8) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.986.37; Tue, 30 May 2023 04:48:36 -0700 From: To: CC: , , , , Elena Agostini Subject: [PATCH v1] bus/pci: get PCI address from rte_device Date: Tue, 30 May 2023 11:42:02 +0000 Message-ID: <20230530114202.850814-1-eagostini@nvidia.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Originating-IP: [10.126.230.35] X-ClientProxiedBy: rnnvmail202.nvidia.com (10.129.68.7) To rnnvmail201.nvidia.com (10.129.68.8) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BN8NAM11FT034:EE_|MW4PR12MB6949:EE_ X-MS-Office365-Filtering-Correlation-Id: 1ed6554d-517b-4fd6-f58a-08db6103d53b X-LD-Processed: 43083d15-7273-40c1-b7db-39efd9ccc17a,ExtAddr X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; 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DIR:OUT; SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 30 May 2023 11:48:49.1454 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 1ed6554d-517b-4fd6-f58a-08db6103d53b X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a; Ip=[216.228.117.160]; Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: BN8NAM11FT034.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: MW4PR12MB6949 X-BeenThere: stable@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: patches for DPDK stable branches List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: stable-bounces@dpdk.org From: Elena Agostini In DPDK 22.11 pci bus related structure have been hidden internally so the application doesn't have a direct access to those info anymore. This patch introduces a get function to retrieve a PCI address from an rte_device handler. Signed-off-by: Elena Agostini --- drivers/bus/pci/pci_common.c | 15 +++++++++++++++ drivers/bus/pci/rte_bus_pci.h | 13 +++++++++++++ 2 files changed, 28 insertions(+) diff --git a/drivers/bus/pci/pci_common.c b/drivers/bus/pci/pci_common.c index e32a9d517a..9ab5256543 100644 --- a/drivers/bus/pci/pci_common.c +++ b/drivers/bus/pci/pci_common.c @@ -884,6 +884,21 @@ rte_pci_set_bus_master(struct rte_pci_device *dev, bool enable) return 0; } +const struct rte_pci_addr * +rte_pci_get_addr(const struct rte_device *dev) +{ + const struct rte_pci_device *pci_dev; + + if (!dev) { + rte_errno = EINVAL; + return NULL; + } + + pci_dev = RTE_DEV_TO_PCI_CONST(dev); + + return &pci_dev->addr; +} + struct rte_pci_bus rte_pci_bus = { .bus = { .scan = rte_pci_scan, diff --git a/drivers/bus/pci/rte_bus_pci.h b/drivers/bus/pci/rte_bus_pci.h index b193114fe5..e18ddb7fd7 100644 --- a/drivers/bus/pci/rte_bus_pci.h +++ b/drivers/bus/pci/rte_bus_pci.h @@ -68,6 +68,19 @@ void rte_pci_unmap_device(struct rte_pci_device *dev); */ void rte_pci_dump(FILE *f); +/** + * Return PCI device address of an rte_device + * + * @param dev + * A pointer to a rte_device structure describing the device + * to use + * + * @return + * PCI address of the device on success, NULL if no driver + * is found for the device. + */ +const struct rte_pci_addr * rte_pci_get_addr(const struct rte_device *dev); + /** * Find device's extended PCI capability. * -- 2.34.1