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Wed, 16 Jul 2025 23:48:45 -0700 From: Tariq Toukan To: Saeed Mahameed , Leon Romanovsky CC: Eric Dumazet , Jakub Kicinski , Paolo Abeni , Andrew Lunn , "David S. Miller" , Gal Pressman , "Saeed Mahameed" , Tariq Toukan , Mark Bloch , , , , Oren Sidi Subject: [PATCH mlx5-next 2/3] net/mlx5: Add IFC bits and enums for buf_ownership Date: Thu, 17 Jul 2025 09:48:14 +0300 Message-ID: <1752734895-257735-3-git-send-email-tariqt@nvidia.com> X-Mailer: git-send-email 2.8.0 In-Reply-To: <1752734895-257735-1-git-send-email-tariqt@nvidia.com> References: <1752734895-257735-1-git-send-email-tariqt@nvidia.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-NV-OnPremToCloud: AnonymousSubmission X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CY4PEPF0000EE34:EE_|SN7PR12MB7323:EE_ X-MS-Office365-Filtering-Correlation-Id: 86fa5bd6-d500-4f1a-604a-08ddc4fe08ae X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|1800799024|36860700013|376014|82310400026|7416014; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?SfepPHzc3D+T034VX7R/lBH8i469xggiHgI4Sdk60gJBg/09EuWcD+tTxReb?= =?us-ascii?Q?LIq21Pw4deQCSWWhsvOLLRDAN+eiXANnRZnZTYI7qT3pYlhNmgp3QcJd7T57?= =?us-ascii?Q?5At1NvdSvD76avABIf7EpvlXdtLsLpCZspZca5YWVQhNqtoyzS96IztxNACK?= =?us-ascii?Q?wGN2s3Adim7xOW5oXCG3jojI6mjvVj3C5jO29VOF/FiRiGh4W2y0myJ+uy9S?= =?us-ascii?Q?z7IBGSmM2LfB/4B8w4N0He+fqglkIah5ni073aDsX2Q+CpIf1qbYZxnLSgRC?= =?us-ascii?Q?Xt/q1zR39IAzHlJo/B+QG9oZzp62FeCwe/m00fR9LbJPEPX6KznJApMTmPS5?= =?us-ascii?Q?T/otolWBEj/J5sx1DkGnlRe/XYSqxmHLhO/cGQEDobzPyOilLxf6LEx0MJWP?= =?us-ascii?Q?5uj6kg5J9B2uXBao3oyo22aNy56mos6zn43YcfXdZuP8zD0uUdng1EoAnbjU?= =?us-ascii?Q?lyHgPtw90BFyUwr6TPlZF3NP8+J+7AzJDJ+XbRv+eMeQsVcPVH8BjGYLPQCv?= =?us-ascii?Q?3X0bLeukaJjCK3ex1Le9o7ETgzIfteh5W2H11MwpvXgcNvUGVncqJhF7NdGh?= =?us-ascii?Q?wHMb3xeI6kHyh5xgNUXgqAtHcBf6LnAJG7O908mkamVcRT3X6LtsS0MeDMIV?= =?us-ascii?Q?g0xpuId+FVRYeJP9BUOzvWzhGFEQ2TOgkL5OzFKqX/nBYe6rBUV8YephaO0+?= =?us-ascii?Q?aJncsLBYpFo/as4TgXzH/hVp947QWVuMvq11eVO5soMO7w2vp0BVsmCWYoVV?= =?us-ascii?Q?RGoRLn/gw7waqBUlciMaI61pAj0wcQrMHH7HZwCaA53cwQLxanKcFU+wc2Qm?= =?us-ascii?Q?h9ACLE15uff1Ry0JDO9xGAJvkTo+sCd2GGlVfZFmUfGFRB7OReNSsSn+xgTn?= =?us-ascii?Q?o/d3ueweR+/DQunjAxZLpgyCDHl5LtcHl2p1t6mhWa+ypchafULLch4mZ/Rk?= =?us-ascii?Q?1CWoxbo44zREJ+rGGcDj53XLor1tdJc/sCKrEQW9l7K3bBzO4xIdg31qWUP3?= =?us-ascii?Q?IU9s8avsbrbH1oyDxbQLnCq68CZtldXI/9k5PDi98PsjLXw/JkJTLamgEjL1?= =?us-ascii?Q?VevOv83lPzLcF23QALRe66xfNHYWyntsirdnhZkCBiAQMKS7q5kYxVNiIZLx?= =?us-ascii?Q?96/RTQLlh+xu9E9vNEr0G1K27H9bRao7HPeO/W7uc1qRI+mezB/jlIjFXLUo?= =?us-ascii?Q?Tjfze8ljTLKQCwuB9D7P5pfAMCnLZS2iQa7m+/oNiifEqSHBJCrxDVnjGQ0r?= =?us-ascii?Q?laxG/lghVrRQp1oWAjh19Gg7UoFS6XCBQDWLsBJrQijvlPJ9h8CXgEsGuyUc?= =?us-ascii?Q?Sus0rFaMg9IqqlmPxYRm1/knQStQDlOzABAcs++at39WEb89iJHum7C+4Sc5?= =?us-ascii?Q?hNAykeTqnRcjSIV9r2tjaljm5ZRiCtk8r8TTIvU3qnjOMCQu8s+LvduEIuri?= =?us-ascii?Q?zzcLL6JJSBJs6Swd+Qd3ynwGfJjQTj56cITCO/1t50J4nRcw1Jd97oTHmMeb?= =?us-ascii?Q?kqXSzpwiHu22Y+ydJpl6raURmervTthibXru?= X-Forefront-Antispam-Report: CIP:216.228.117.160;CTRY:US;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:mail.nvidia.com;PTR:dc6edge1.nvidia.com;CAT:NONE;SFS:(13230040)(1800799024)(36860700013)(376014)(82310400026)(7416014);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 17 Jul 2025 06:49:10.1498 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 86fa5bd6-d500-4f1a-604a-08ddc4fe08ae 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: CY4PEPF0000EE34.namprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SN7PR12MB7323 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Oren Sidi Extend structure layouts and defines buf_ownership. buf_ownership indicates whether the buffer is managed by SW or FW. Signed-off-by: Oren Sidi Reviewed-by: Alex Lazar Signed-off-by: Tariq Toukan --- include/linux/mlx5/mlx5_ifc.h | 14 ++++++++++++-- 1 file changed, 12 insertions(+), 2 deletions(-) diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h index c9a7773ac8ec..e1220aa1e7dc 100644 --- a/include/linux/mlx5/mlx5_ifc.h +++ b/include/linux/mlx5/mlx5_ifc.h @@ -10474,8 +10474,16 @@ struct mlx5_ifc_pifr_reg_bits { u8 port_filter_update_en[8][0x20]; }; =20 +enum { + MLX5_BUF_OWNERSHIP_UNKNOWN =3D 0x0, + MLX5_BUF_OWNERSHIP_FW_OWNED =3D 0x1, + MLX5_BUF_OWNERSHIP_SW_OWNED =3D 0x2, +}; + struct mlx5_ifc_pfcc_reg_bits { - u8 reserved_at_0[0x8]; + u8 reserved_at_0[0x4]; + u8 buf_ownership[0x2]; + u8 reserved_at_6[0x2]; u8 local_port[0x8]; u8 reserved_at_10[0xb]; u8 ppan_mask_n[0x1]; @@ -10611,7 +10619,9 @@ struct mlx5_ifc_pcam_enhanced_features_bits { u8 fec_200G_per_lane_in_pplm[0x1]; u8 reserved_at_1e[0x2a]; u8 fec_100G_per_lane_in_pplm[0x1]; - u8 reserved_at_49[0x1f]; + u8 reserved_at_49[0xa]; + u8 buffer_ownership[0x1]; + u8 resereved_at_54[0x14]; u8 fec_50G_per_lane_in_pplm[0x1]; u8 reserved_at_69[0x4]; u8 rx_icrc_encapsulated_counter[0x1]; --=20 2.31.1