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Wed, 29 Oct 2025 08:44:45 -0700 From: Edward Srouji To: Leon Romanovsky , Saeed Mahameed , Tariq Toukan , Mark Bloch , Andrew Lunn , "David S . Miller" , "Eric Dumazet" , Jakub Kicinski , Paolo Abeni , Jason Gunthorpe CC: , , , Patrisious Haddad , "Leon Romanovsky" , Edward Srouji Subject: [PATCH rdma-next 7/7] RDMA/mlx5: Add other eswitch support to userspace tables Date: Wed, 29 Oct 2025 17:42:59 +0200 Message-ID: <20251029-support-other-eswitch-v1-7-98bb707b5d57@nvidia.com> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20251029-support-other-eswitch-v1-0-98bb707b5d57@nvidia.com> References: <20251029-support-other-eswitch-v1-0-98bb707b5d57@nvidia.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable X-NV-OnPremToCloud: ExternallySecured X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BN1PEPF0000467F:EE_|CY3PR12MB9701:EE_ X-MS-Office365-Filtering-Correlation-Id: 92fcb044-7129-4b69-9c48-08de17022169 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|7416014|376014|82310400026|1800799024|36860700013|921020; X-Microsoft-Antispam-Message-Info: =?utf-8?B?ME9uRVpLNmdISGZ0d0hGTGt5MFVLazJ6MUQ1ZHdUdS9aaVpTRXNqM2FTK09N?= =?utf-8?B?SjI2QjN6SSt3emY0cDJydFl3N2dyWE1XZXZScVNzMTFEK0JnMXc3K0trZDVU?= =?utf-8?B?VTVJNVVTTFlFSDFlVE4zUTVRSnBtMHB0MjRDSk1TUkwvNngzOE1rTE9KVVNs?= =?utf-8?B?MEIvcUFOVWZvanJ1eldjRVh0L1lUR2dmZ0RmNnF5Vm1PVkVqeG1PYnBsa1Nw?= =?utf-8?B?QS9DQzM5OTNZKzZoRWxmQTdsdUM4Uy9BRTdwU0EwTWQ0S3lDZnZzK3NnS05T?= =?utf-8?B?Rk1vaWxJbUVDcmQ3a0ZUaEU2V1lNTk1hQTl0WGFHS3ZHZmlPekEyMUxCWmhJ?= =?utf-8?B?MXBEeUFMQTBmcU5rRDhvaFZKZEZ5QVdXK2FoeS9xN3NBMHgvVGozaHQrODRR?= =?utf-8?B?ZkpzeGJPWlplWS9XMWxCOEEreDBvcG1DYU4vanBnVVZDODNUL05ZaEs5RHVw?= =?utf-8?B?UlZLMi9xQzBpQ0g4WVRBcVJVanBpT25ISkRNMUM1RDFRMGZ0cHdxNlZGMTdl?= =?utf-8?B?WE5wM1pzRWJhcEpoL21yOXkrNnJKUVI4SHFUNGxIK1MyWVo4K2lhVEFTZGRH?= =?utf-8?B?akl4OFBVbVBocTBqWThRQk10ZEtHQU5aUVFnZHpPQlh6UzJHck1OOTNOZXlJ?= =?utf-8?B?QW5XT1k2ZURjTHdFOVhWbUN6bm15Smc2YndldVpWK3lxWGUvU1l3bDBobloy?= =?utf-8?B?M0ZvcEdzMCswR1FQazZKNkFNSnllS2JqS1JMRHBZVVEvblVzVVB0NnlrNkZ0?= =?utf-8?B?NjY4MmRlL0s5Z3RWOU54TzRockhBcHRNaHVuZ1pETnZsWXdva0lSWnE5VzVJ?= =?utf-8?B?bG1WRm9MVWsxWFJuTzBOMVl1VlNKKy9hck5aeXpEVGZGRlhZNU44N3FvSFRy?= =?utf-8?B?QlFzZjhUMlBKN1lsNnE4a2NuYy9MV3BpTlZ1cmxyR2NJdDFDUlhySGVVMHlp?= =?utf-8?B?eTlHMTNVRnRPb3Z2bmJZaGhlUGUvYldCMmNzY09hSjZmdWp3NWZwOEkyWXJw?= =?utf-8?B?ZXdVbGg4alVVcE1GTGsxSTVLVndMYjRXd0l6L0k3RVJSU2FSQml1L2lnaUNJ?= =?utf-8?B?Z09MdWRkbXBPY1pxNE0wMSt0SWVhQmZDajY1UFl0bmVPVjF4TWNJYVBYdUVE?= =?utf-8?B?Nzh6d3lRNWdKaEJhVVd3SmRUM2VaSEhkM3d4WmtLdFRPdElFV0xNZkNDS2dX?= =?utf-8?B?OEUvQ2M2VXJldDk2NisrL3dPS2RoTk5BQkVQNFFNL003WEVkR1Q3TEsybU9Q?= =?utf-8?B?TUN6VncxTG1aQm1zdFZ5VHBuaUxyNjU2cFcxZlRidHFhNFRRZFM3M3RVR0FE?= =?utf-8?B?UXl4Z09Kekp2OUVuelZTaU94RFVtblFnZkNobkJrTW1VUDVjY3lMMmVRRTUr?= =?utf-8?B?bXYxbjJIMnZFaTJuaFBDd1lSUnl5d2xmTlVudTJ3bzdYRVpScjBrWlJTeC9H?= =?utf-8?B?bW8wdW80enhqUmlqOVJEek80L0xuR0cxdmlTenZocEo5bDBQNlV2Kzc4VkJz?= =?utf-8?B?TXRYQ0kvV1Vxajh1SExoTUxqSnBWbmY0bkJqbHgvUldWYjVGYktIY1NncytC?= =?utf-8?B?YUlZaERTS2xMbkt6WXBnTVNnT1ZjKy9OM2l1MFYzTmpmVGQwd1pWQjRYOFN2?= =?utf-8?B?OUR5SzNMZG5sclVOazFYMTZJRHRkakJNaVgwRyt4TmlxeU5abU5SV0xOeWhv?= =?utf-8?B?MUxUUERnK0VsWjJkWWV1RHVydk9wYlI3UjRuTXhQcExVczhieGJ3OGEyS1lt?= =?utf-8?B?QVN1c1JQTjkwc0pibUNQZUZKekxYajBSYURGenBHTlRkYi9tTnJzeCs3SGhR?= =?utf-8?B?RllvZkkzZVpyMGdNWGJESkdYbWcySkRqYlZwdHkvOFFtQm9rd0RGUTkrTzA3?= =?utf-8?B?NkJJYVRuOE9wRWNhZzdqbmpkQ2QrM2VrZW82L05nMHI3RFBhYTI2ZDM3aUgx?= =?utf-8?B?TjhmY003MkRLTVVnMzJQc21EUnRTTFZHSWNoT01NSkpaWEN2Sno5Q1A4T2RE?= =?utf-8?B?TTZIeHRUbWhPMG9rZGhJb0hsem5TWEtZZlZGazJlSlN6eU5HYnVOT2xVTUp6?= =?utf-8?B?ZXVpNHhuNlJOSEYxQ3NqazVhQkZ6ZjQvZ2paTzU0YnVRelhqd2NSbytxcFMv?= =?utf-8?Q?DBi2Do+9uqo33/sELDyZq1TxI?= X-Forefront-Antispam-Report: CIP:216.228.117.161;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:dc6edge2.nvidia.com;CAT:NONE;SFS:(13230040)(7416014)(376014)(82310400026)(1800799024)(36860700013)(921020);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 29 Oct 2025 15:45:04.9353 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 92fcb044-7129-4b69-9c48-08de17022169 X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.117.161];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: BN1PEPF0000467F.namprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CY3PR12MB9701 From: Patrisious Haddad Allows the creation of RDMA TRANSPORT tables over VFs/SFs that belong to another eswitch manager. Which is only possible for PFs that were connected via a create_lag PRM command. Signed-off-by: Patrisious Haddad Signed-off-by: Leon Romanovsky Signed-off-by: Edward Srouji --- drivers/infiniband/hw/mlx5/fs.c | 16 ++++++++++++---- 1 file changed, 12 insertions(+), 4 deletions(-) diff --git a/drivers/infiniband/hw/mlx5/fs.c b/drivers/infiniband/hw/mlx5/f= s.c index c8a25370aa79..d17823ce7f38 100644 --- a/drivers/infiniband/hw/mlx5/fs.c +++ b/drivers/infiniband/hw/mlx5/fs.c @@ -1874,7 +1874,7 @@ static int mlx5_ib_fill_transport_ns_info(struct mlx5= _ib_dev *dev, u32 *flags, u16 *vport_idx, u16 *vport, struct mlx5_core_dev **ft_mdev, - u32 ib_port) + u32 ib_port, u16 *esw_owner_vhca_id) { struct mlx5_core_dev *esw_mdev; =20 @@ -1888,8 +1888,13 @@ static int mlx5_ib_fill_transport_ns_info(struct mlx= 5_ib_dev *dev, return -EINVAL; =20 esw_mdev =3D mlx5_eswitch_get_core_dev(dev->port[ib_port - 1].rep->esw); - if (esw_mdev !=3D dev->mdev) - return -EOPNOTSUPP; + if (esw_mdev !=3D dev->mdev) { + if (!MLX5_CAP_ADV_RDMA(dev->mdev, + rdma_transport_manager_other_eswitch)) + return -EOPNOTSUPP; + *flags |=3D MLX5_FLOW_TABLE_OTHER_ESWITCH; + *esw_owner_vhca_id =3D MLX5_CAP_GEN(esw_mdev, vhca_id); + } =20 *flags |=3D MLX5_FLOW_TABLE_OTHER_VPORT; *ft_mdev =3D esw_mdev; @@ -1908,6 +1913,7 @@ _get_flow_table(struct mlx5_ib_dev *dev, u16 user_pri= ority, struct mlx5_flow_table_attr ft_attr =3D {}; struct mlx5_flow_namespace *ns =3D NULL; struct mlx5_ib_flow_prio *prio =3D NULL; + u16 esw_owner_vhca_id =3D 0; int max_table_size =3D 0; u16 vport_idx =3D 0; bool esw_encap; @@ -1969,7 +1975,8 @@ _get_flow_table(struct mlx5_ib_dev *dev, u16 user_pri= ority, return ERR_PTR(-EINVAL); ret =3D mlx5_ib_fill_transport_ns_info(dev, ns_type, &flags, &vport_idx, &vport, - &ft_mdev, ib_port); + &ft_mdev, ib_port, + &esw_owner_vhca_id); if (ret) return ERR_PTR(ret); =20 @@ -2033,6 +2040,7 @@ _get_flow_table(struct mlx5_ib_dev *dev, u16 user_pri= ority, ft_attr.max_fte =3D max_table_size; ft_attr.flags =3D flags; ft_attr.vport =3D vport; + ft_attr.esw_owner_vhca_id =3D esw_owner_vhca_id; ft_attr.autogroup.max_num_groups =3D MLX5_FS_MAX_TYPES; return _get_prio(ns, prio, &ft_attr); } --=20 2.47.1