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Sat, 7 Mar 2026 22:56:52 -0800 From: Tariq Toukan To: Leon Romanovsky , Jason Gunthorpe , "Saeed Mahameed" , Tariq Toukan CC: Eric Dumazet , Jakub Kicinski , Paolo Abeni , Andrew Lunn , "David S. Miller" , Mark Bloch , , , , Gal Pressman , Dragos Tatulea , Moshe Shemesh , Shay Drory , Alexei Lazar Subject: [PATCH mlx5-next 7/8] net/mlx5: Add VHCA RX flow destination support for FW steering Date: Sun, 8 Mar 2026 08:55:58 +0200 Message-ID: <20260308065559.1837449-8-tariqt@nvidia.com> X-Mailer: git-send-email 2.44.0 In-Reply-To: <20260308065559.1837449-1-tariqt@nvidia.com> References: <20260308065559.1837449-1-tariqt@nvidia.com> Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-NV-OnPremToCloud: ExternallySecured X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SJ1PEPF00002318:EE_|IA1PR12MB6411:EE_ X-MS-Office365-Filtering-Correlation-Id: bd674abb-ebda-465d-862d-08de7cdfe7bc X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|1800799024|36860700016|376014|7416014|82310400026; X-Microsoft-Antispam-Message-Info: ZJFI0MiTmibbruU28k39bx7F51VCSJUl9BwdDQnMVdkX9B5ZkMQn4Z48d9e/ZJO/92K03nBPkQgFHy+xSA4t6c6IctURR/B1uJ4DOlS/uwbE4l5EeGfosohRDntscfK1HoXad1YtxfHqTNvWdTMD4mUw47gjhVWl7Puh1XKxbm5OJdj+bl9K8LQH3mn+hiO3LKOLg3I/r8I8FBxFhyrru86lgpYaATTNu32pbz2CNTg7NXRLtbXsWQzjmY4Sgumh0QnrmWtBpA9Dd7MCT+8di3g7VAAGlRylROXhSjEk0XKilJBjtCdecbf8gXS++X4hr0q9c9qNgvDzoASXAUX5RI1QzuyqOWInNTXVqLZ+DINshWBD1N2bej9WGr0PtlLWilvK8QYkMG7OVERhBNR6/98rCwVf0ZUctwRv2PoOb3MobhhQRywlcIXBh4RMhWNt60y2xTn4mVYDWqzwj5GA3UnLD85HyK/IaJDY7KZIqB0HcnHVS7v6Dxpys4LTPVc3H81ztuDfk5/5mcFdl6VYaKst8wa6WVPP3gu8CzZt+Z7oroZVf8TFprxFYI38i96dDEANt/WKptOiwwCnAc9VGOt995eZoF1dGHile09EhorQ8R8bA/l7OWf7tCXtXwKNPA3owtDGpUb2e09WS9qVO4nrO0vNVqQfmm4k+OGFWGeJ+/deTSsNmLA+gX965Y3rpTdmitOxQX5ZOeaQlxWmWsR+bQeiglgJ+N/BJr6avwj7a/mOilB453wE5VloOLLmAJG9OGmBJh9PVKVMqEFDtw== X-Forefront-Antispam-Report: CIP:216.228.118.233;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:dc7edge2.nvidia.com;CAT:NONE;SFS:(13230040)(1800799024)(36860700016)(376014)(7416014)(82310400026);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: WJawzv+GoPFnTA9oezsMqDmN0UWFTnZYbA5iT93DiAPJemtB6hzScYCRfWLlxLf48GMu05gSQz/nWCigWURSsNCtb4ZIjSma0ipZO1oxNRnNCuvHWUsQZ+oSEfBxFn39oFjv3Y8g4MWpjCIiktZN5iHVhtRRbvwPbjmcPKxU/D0Dde2W5Ap5i9fQuWr6iLMmie2BjWf85gS5yyX9EJvKxZu1ZcIMkcf7LF3cniXo8jqwqh1V0lXIrrQUQveMBOKLtt9Y/9I5Fu4QmrUTxl81UJ7jFB9HurL1DzG2r1a9nwUXfJezIj/QkFBJs2DcqSTKwwkSV9xZ3DXfMe3qKKklBF6WWyk0gXp4ozHsLOO6HIjIir5z+4eBeu2+ZBaK/19RczRKd9EM3lPxhqkj+I3BmBnPDKMDF1OHFt4t1PPNAXfWnhHnNY0waN9a9SOkcmG+ X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 08 Mar 2026 06:57:04.0366 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: bd674abb-ebda-465d-862d-08de7cdfe7bc X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=43083d15-7273-40c1-b7db-39efd9ccc17a;Ip=[216.228.118.233];Helo=[mail.nvidia.com] X-MS-Exchange-CrossTenant-AuthSource: SJ1PEPF00002318.namprd03.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: IA1PR12MB6411 From: Shay Drory Introduce MLX5_FLOW_DESTINATION_TYPE_VHCA_RX as a new flow steering destination type. Wire the new destination through flow steering command setup by mapping it to MLX5_IFC_FLOW_DESTINATION_TYPE_VHCA_RX and passing the vhca id, extend forward-destination validation to accept it, and teach the flow steering tracepoint formatter to print rx_vhca_id. Signed-off-by: Shay Drory Reviewed-by: Mark Bloch Signed-off-by: Tariq Toukan --- .../net/ethernet/mellanox/mlx5/core/diag/fs_tracepoint.c | 3 +++ drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c | 4 ++++ drivers/net/ethernet/mellanox/mlx5/core/fs_core.c | 7 +++++-- include/linux/mlx5/fs.h | 4 ++++ 4 files changed, 16 insertions(+), 2 deletions(-) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/diag/fs_tracepoint.c b/drivers/net/ethernet/mellanox/mlx5/core/diag/fs_tracepoint.c index 6d73127b7217..2cf1d3825def 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/diag/fs_tracepoint.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/diag/fs_tracepoint.c @@ -282,6 +282,9 @@ const char *parse_fs_dst(struct trace_seq *p, case MLX5_FLOW_DESTINATION_TYPE_NONE: trace_seq_printf(p, "none\n"); break; + case MLX5_FLOW_DESTINATION_TYPE_VHCA_RX: + trace_seq_printf(p, "rx_vhca_id=%u\n", dst->vhca.id); + break; } trace_seq_putc(p, 0); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c index 16b28028609d..1cd4cd898ec2 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_cmd.c @@ -716,6 +716,10 @@ static int mlx5_cmd_set_fte(struct mlx5_core_dev *dev, id = dst->dest_attr.ft->id; ifc_type = MLX5_IFC_FLOW_DESTINATION_TYPE_TABLE_TYPE; break; + case MLX5_FLOW_DESTINATION_TYPE_VHCA_RX: + id = dst->dest_attr.vhca.id; + ifc_type = MLX5_IFC_FLOW_DESTINATION_TYPE_VHCA_RX; + break; default: id = dst->dest_attr.tir_num; ifc_type = MLX5_IFC_FLOW_DESTINATION_TYPE_TIR; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c index 2c3544880a30..003d211306a7 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c @@ -503,7 +503,8 @@ static bool is_fwd_dest_type(enum mlx5_flow_destination_type type) type == MLX5_FLOW_DESTINATION_TYPE_FLOW_SAMPLER || type == MLX5_FLOW_DESTINATION_TYPE_TIR || type == MLX5_FLOW_DESTINATION_TYPE_RANGE || - type == MLX5_FLOW_DESTINATION_TYPE_TABLE_TYPE; + type == MLX5_FLOW_DESTINATION_TYPE_TABLE_TYPE || + type == MLX5_FLOW_DESTINATION_TYPE_VHCA_RX; } static bool check_valid_spec(const struct mlx5_flow_spec *spec) @@ -1890,7 +1891,9 @@ static bool mlx5_flow_dests_cmp(struct mlx5_flow_destination *d1, d1->range.hit_ft == d2->range.hit_ft && d1->range.miss_ft == d2->range.miss_ft && d1->range.min == d2->range.min && - d1->range.max == d2->range.max)) + d1->range.max == d2->range.max) || + (d1->type == MLX5_FLOW_DESTINATION_TYPE_VHCA_RX && + d1->vhca.id == d2->vhca.id)) return true; } diff --git a/include/linux/mlx5/fs.h b/include/linux/mlx5/fs.h index 9cadb1d5e6df..02064424e868 100644 --- a/include/linux/mlx5/fs.h +++ b/include/linux/mlx5/fs.h @@ -55,6 +55,7 @@ enum mlx5_flow_destination_type { MLX5_FLOW_DESTINATION_TYPE_FLOW_TABLE_NUM, MLX5_FLOW_DESTINATION_TYPE_RANGE, MLX5_FLOW_DESTINATION_TYPE_TABLE_TYPE, + MLX5_FLOW_DESTINATION_TYPE_VHCA_RX, }; enum { @@ -189,6 +190,9 @@ struct mlx5_flow_destination { u32 ft_num; struct mlx5_flow_table *ft; struct mlx5_fc *counter; + struct { + u16 id; + } vhca; struct { u16 num; u16 vhca_id; -- 2.44.0