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redhat.com; dkim=none (message not signed) header.d=none;redhat.com; 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 CO1NAM11FT030.mail.protection.outlook.com (10.13.174.125) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.20.3999.28 via Frontend Transport; Tue, 6 Apr 2021 17:05:20 +0000 Received: from sw-mtx-036.mtx.labs.mlnx (172.20.145.6) by HQMAIL107.nvidia.com (172.20.187.13) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 6 Apr 2021 17:05:17 +0000 From: Parav Pandit To: Subject: [PATCH linux-next v2 08/14] vdpa/mlx5: Retrieve BAR address suitable any function Date: Tue, 6 Apr 2021 20:04:51 +0300 Message-ID: <20210406170457.98481-9-parav@nvidia.com> X-Mailer: git-send-email 2.26.2 In-Reply-To: <20210406170457.98481-1-parav@nvidia.com> References: <20210406170457.98481-1-parav@nvidia.com> MIME-Version: 1.0 X-Originating-IP: [172.20.145.6] X-ClientProxiedBy: HQMAIL105.nvidia.com (172.20.187.12) To HQMAIL107.nvidia.com (172.20.187.13) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 30074c7c-6eb7-4b99-509d-08d8f91e28ff X-MS-TrafficTypeDiagnostic: DM4PR12MB5341: X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:4303; 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DIR:OUT; SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 06 Apr 2021 17:05:20.3861 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 30074c7c-6eb7-4b99-509d-08d8f91e28ff 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: CO1NAM11FT030.eop-nam11.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM4PR12MB5341 Cc: elic@nvidia.com, mst@redhat.com X-BeenThere: virtualization@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Linux virtualization List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: virtualization-bounces@lists.linux-foundation.org Sender: "Virtualization" From: Eli Cohen struct mlx5_core_dev has a bar_addr field that contains the correct bar address for the function regardless of whether it is pci function or sub function. Use it. Signed-off-by: Eli Cohen Reviewed-by: Parav Pandit --- changelog: v1->v2: - new patch --- drivers/vdpa/mlx5/core/resources.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/vdpa/mlx5/core/resources.c b/drivers/vdpa/mlx5/core/resources.c index 96e6421c5d1c..6521cbd0f5c2 100644 --- a/drivers/vdpa/mlx5/core/resources.c +++ b/drivers/vdpa/mlx5/core/resources.c @@ -246,7 +246,8 @@ int mlx5_vdpa_alloc_resources(struct mlx5_vdpa_dev *mvdev) if (err) goto err_key; - kick_addr = pci_resource_start(mdev->pdev, 0) + offset; + kick_addr = mdev->bar_addr + offset; + res->kick_addr = ioremap(kick_addr, PAGE_SIZE); if (!res->kick_addr) { err = -ENOMEM; -- 2.26.2 _______________________________________________ Virtualization mailing list Virtualization@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/virtualization