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Tsirkin" , Jason Wang , Xuan Zhuo Subject: [PATCH vhost 05/16] vdpa/mlx5: Create helper function for dma mappings Date: Thu, 28 Sep 2023 19:45:16 +0300 Message-ID: <20230928164550.980832-7-dtatulea@nvidia.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230928164550.980832-2-dtatulea@nvidia.com> References: <20230928164550.980832-2-dtatulea@nvidia.com> MIME-Version: 1.0 X-NV-OnPremToCloud: ExternallySecured X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CY4PEPF0000E9D1:EE_|IA1PR12MB6332:EE_ X-MS-Office365-Filtering-Correlation-Id: 57d590aa-c920-40b0-f163-08dbc042ecfc X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:216.228.118.232; CTRY:US; LANG:en; SCL:1; SRV:; IPV:NLI; SFV:NSPM; H:mail.nvidia.com; PTR:dc7edge1.nvidia.com; CAT:NONE; SFS:(13230031)(4636009)(396003)(346002)(136003)(39860400002)(376002)(230922051799003)(64100799003)(186009)(82310400011)(451199024)(1800799009)(40470700004)(46966006)(36840700001)(4326008)(1076003)(70586007)(110136005)(70206006)(36860700001)(26005)(47076005)(8676002)(5660300002)(8936002)(2906002)(41300700001)(40480700001)(426003)(336012)(478600001)(6666004)(54906003)(40460700003)(82740400003)(36756003)(7636003)(356005)(2616005)(83380400001)(316002)(86362001); DIR:OUT; SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 28 Sep 2023 16:49:47.8337 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 57d590aa-c920-40b0-f163-08dbc042ecfc X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a; Ip=[216.228.118.232]; Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: CY4PEPF0000E9D1.namprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: IA1PR12MB6332 Cc: linux-kernel@vger.kernel.org, virtualization@lists.linux-foundation.org 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: , From: Dragos Tatulea via Virtualization Reply-To: Dragos Tatulea Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: virtualization-bounces@lists.linux-foundation.org Sender: "Virtualization" Necessary for upcoming cvq separation from mr allocation. Acked-by: Jason Wang Signed-off-by: Dragos Tatulea --- drivers/vdpa/mlx5/core/mlx5_vdpa.h | 1 + drivers/vdpa/mlx5/core/mr.c | 5 +++++ drivers/vdpa/mlx5/net/mlx5_vnet.c | 4 ++-- 3 files changed, 8 insertions(+), 2 deletions(-) diff --git a/drivers/vdpa/mlx5/core/mlx5_vdpa.h b/drivers/vdpa/mlx5/core/mlx5_vdpa.h index ca56242972b3..3748f027cfe9 100644 --- a/drivers/vdpa/mlx5/core/mlx5_vdpa.h +++ b/drivers/vdpa/mlx5/core/mlx5_vdpa.h @@ -120,6 +120,7 @@ int mlx5_vdpa_create_mr(struct mlx5_vdpa_dev *mvdev, struct vhost_iotlb *iotlb, unsigned int asid); void mlx5_vdpa_destroy_mr(struct mlx5_vdpa_dev *mvdev); void mlx5_vdpa_destroy_mr_asid(struct mlx5_vdpa_dev *mvdev, unsigned int asid); +int mlx5_vdpa_create_dma_mr(struct mlx5_vdpa_dev *mvdev); #define mlx5_vdpa_warn(__dev, format, ...) \ dev_warn((__dev)->mdev->device, "%s:%d:(pid %d) warning: " format, __func__, __LINE__, \ diff --git a/drivers/vdpa/mlx5/core/mr.c b/drivers/vdpa/mlx5/core/mr.c index 5a1971fcd87b..7bd0883b8b25 100644 --- a/drivers/vdpa/mlx5/core/mr.c +++ b/drivers/vdpa/mlx5/core/mr.c @@ -619,3 +619,8 @@ int mlx5_vdpa_handle_set_map(struct mlx5_vdpa_dev *mvdev, struct vhost_iotlb *io return err; } + +int mlx5_vdpa_create_dma_mr(struct mlx5_vdpa_dev *mvdev) +{ + return mlx5_vdpa_create_mr(mvdev, NULL, 0); +} diff --git a/drivers/vdpa/mlx5/net/mlx5_vnet.c b/drivers/vdpa/mlx5/net/mlx5_vnet.c index 40a03b08d7cf..65b6a54ad344 100644 --- a/drivers/vdpa/mlx5/net/mlx5_vnet.c +++ b/drivers/vdpa/mlx5/net/mlx5_vnet.c @@ -2836,7 +2836,7 @@ static int mlx5_vdpa_reset(struct vdpa_device *vdev) ++mvdev->generation; if (MLX5_CAP_GEN(mvdev->mdev, umem_uid_0)) { - if (mlx5_vdpa_create_mr(mvdev, NULL, 0)) + if (mlx5_vdpa_create_dma_mr(mvdev)) mlx5_vdpa_warn(mvdev, "create MR failed\n"); } up_write(&ndev->reslock); @@ -3441,7 +3441,7 @@ static int mlx5_vdpa_dev_add(struct vdpa_mgmt_dev *v_mdev, const char *name, goto err_mpfs; if (MLX5_CAP_GEN(mvdev->mdev, umem_uid_0)) { - err = mlx5_vdpa_create_mr(mvdev, NULL, 0); + err = mlx5_vdpa_create_dma_mr(mvdev); if (err) goto err_res; } -- 2.41.0 _______________________________________________ Virtualization mailing list Virtualization@lists.linux-foundation.org https://lists.linuxfoundation.org/mailman/listinfo/virtualization