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Thu, 30 Oct 2025 03:26:10 -0700 From: Tariq Toukan To: Eric Dumazet , Jakub Kicinski , Paolo Abeni , Andrew Lunn , "David S. Miller" CC: Saeed Mahameed , Leon Romanovsky , Jason Gunthorpe , Tariq Toukan , Mark Bloch , Alexei Starovoitov , Daniel Borkmann , Jesper Dangaard Brouer , "John Fastabend" , Richard Cochran , , , , , Gal Pressman , Carolina Jubran , Cosmin Ratiu Subject: [PATCH net-next 5/6] IB/IPoIB: Add support for hwtstamp get/set ndos Date: Thu, 30 Oct 2025 12:25:09 +0200 Message-ID: <1761819910-1011051-6-git-send-email-tariqt@nvidia.com> X-Mailer: git-send-email 2.8.0 In-Reply-To: <1761819910-1011051-1-git-send-email-tariqt@nvidia.com> References: <1761819910-1011051-1-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: ExternallySecured X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: MWH0EPF000989E5:EE_|CH3PR12MB9172:EE_ X-MS-Office365-Filtering-Correlation-Id: 21c8299e-635d-4a96-056f-08de179eca1c X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|7416014|82310400026|376014|1800799024|36860700013; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?Nd7VerEJXiVqkKm6HqcK6En7UM2+rHcExjvUvjXIObq1rQXuZlJO9ma9GE6C?= =?us-ascii?Q?YEhFYuQLjQ0XH2HM25A4CNbrdRRh07c1/PQavhpy7iFgxSB1z/01Gqn1+InY?= =?us-ascii?Q?hH2g6l4qQNOrMw0vmd4syPMpfxoq7okNpi3ktVX8dH+Gw73tDmjFtx07xhZF?= =?us-ascii?Q?YFnyDpbTZ7+KcT7Io307wHrLseTjmgkcYIjYLRTgpK2d3wh1x9PGdtDD2sER?= =?us-ascii?Q?PKJeacYYJoJ8UMqWDWoNJnq/cWztswGM2R9xcyDeiEst9po0gjswcE5k31Q3?= =?us-ascii?Q?/hMhre/LkBfSBo2JV7thKbSFBgzQSzNZtKM0F2B9OUzZ/vpPsGkmPtzTGeA1?= =?us-ascii?Q?UvtBCCk1EsTr2sKMOsdtqYk65mSxfSolr1ToERd6eZ7Gh5WK6S58tX0WMkBz?= =?us-ascii?Q?u6YQyEzT3p90nNryGbTx52Q+SxD/+KcgQ4Tv1aDm1xu1hP2H7TU206S6e76P?= =?us-ascii?Q?AwATeUzp2tm6s9o2s8aweEp/MtspySm000bqAkJKf13VBZfZZ+tdp07PhpIf?= =?us-ascii?Q?6vkR4KzwiPRl45FL6eR72RCFoLuuTryZHTJZtqQBJrpAHYeUbRwG+0Kg2YrV?= =?us-ascii?Q?12Y0ZNjPThWU68PQXFNVw9LU8BbJTQsvRg+A/jS74RU/3+TSvSgRUJNBWreg?= =?us-ascii?Q?FGoqU36vbysSPf9eI8J8ck5QfiOZ25EEEKWAwROVKnU3vztYnYCZmk5oAiQp?= =?us-ascii?Q?z0MVAMcmOpJcMpea3HNoAfNQkxEQSbrXKfMM4N85GptqEn9keQQcrmX21ktq?= =?us-ascii?Q?Yxx7kMKgO+kPZuCP6DbBqS+Z+3uabxPiZZCFROhWwfAs1HdSVyWDcsk8FRqL?= =?us-ascii?Q?a5gZ2tgVV2iLB/Ufa1Q7EhJubJ8fPI0H8n8aOn4vlNj8BJeLxyqySppVQSHQ?= =?us-ascii?Q?iKrW7QLp8A0nj8Qza1IEU+Euw6W4FdUiFS5J5ubK6TZ3YVCZ2ASBYIfjO6N9?= =?us-ascii?Q?A9ZSoU7FS2rswaw1N6WKFqaHGqltinqowhxuD6lJqOPHcLCvqYie/kES1Mgw?= =?us-ascii?Q?TXvEjabgiuQla61nLH3rmFr37gYp9b53Jd6kn+toihR5fda5Ml1K9JTaQpmU?= =?us-ascii?Q?mD2LEF+Y5LP9orWAKrNDOynxbbWLI/T+IJDaZ9WOohOHEIp98SCHfwcHge60?= =?us-ascii?Q?l6oYanltrRWBX3MzaFY9X9k94PNDPhXTZnr/Wu6Zu7pPPhEJjAoaEqR53u9u?= =?us-ascii?Q?lIbHPUdBePXdIPpHHbBfQpg8uzOOarVWAVp6Bw0xZANgPlv4PiePLnia1BHS?= =?us-ascii?Q?efM+bRo0drNu3N/+We/m9G5HYzfudk0ZthZrNiglLH2FV1LKNpW+C3KCM6R3?= =?us-ascii?Q?zJ6kEgrqXkdrMNMRcg4gjm6nLlscqIZ7CyV+2PGfHoDhgQuCHpEti8AUQmrR?= =?us-ascii?Q?ojEAelSylWtKllvHVHeK6o8srPXyiZSPptC4jaCMqx8LEHXGHdCglZ88o7Zo?= =?us-ascii?Q?Tmg49jak1xHt/ZzSC9qb4w7g9l6mqApP3yZNTGCBhZD4E5FGTuB2Bk7FItrA?= =?us-ascii?Q?W6IHtmWCaELFHY7dJ3ENzK/TSTHS/YGxAGlonL6L77LqlJuE6NIkbKCefGZd?= =?us-ascii?Q?gOKtKjCjxRuVI97IS1Y=3D?= 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)(82310400026)(376014)(1800799024)(36860700013);DIR:OUT;SFP:1101; X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 30 Oct 2025 10:26:29.5378 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 21c8299e-635d-4a96-056f-08de179eca1c 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: MWH0EPF000989E5.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: CH3PR12MB9172 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Carolina Jubran Add support for the ndo_hwtstamp_get and ndo_hwtstamp_set operations in IPoIB. This allows lower devices to handle hardware timestamp configuration through the new ndos instead of the legacy ioctls. Signed-off-by: Carolina Jubran Signed-off-by: Tariq Toukan --- drivers/infiniband/ulp/ipoib/ipoib_main.c | 29 +++++++++++++++++++++++ 1 file changed, 29 insertions(+) diff --git a/drivers/infiniband/ulp/ipoib/ipoib_main.c b/drivers/infiniband= /ulp/ipoib/ipoib_main.c index 5b4d76e97437..300afc27c561 100644 --- a/drivers/infiniband/ulp/ipoib/ipoib_main.c +++ b/drivers/infiniband/ulp/ipoib/ipoib_main.c @@ -1825,6 +1825,31 @@ static int ipoib_ioctl(struct net_device *dev, struc= t ifreq *ifr, return priv->rn_ops->ndo_eth_ioctl(dev, ifr, cmd); } =20 +static int ipoib_hwtstamp_get(struct net_device *dev, + struct kernel_hwtstamp_config *config) +{ + struct ipoib_dev_priv *priv =3D ipoib_priv(dev); + + if (!priv->rn_ops->ndo_hwtstamp_get) + /* legacy */ + return dev_eth_ioctl(dev, config->ifr, SIOCGHWTSTAMP); + + return priv->rn_ops->ndo_hwtstamp_get(dev, config); +} + +static int ipoib_hwtstamp_set(struct net_device *dev, + struct kernel_hwtstamp_config *config, + struct netlink_ext_ack *extack) +{ + struct ipoib_dev_priv *priv =3D ipoib_priv(dev); + + if (!priv->rn_ops->ndo_hwtstamp_set) + /* legacy */ + return dev_eth_ioctl(dev, config->ifr, SIOCSHWTSTAMP); + + return priv->rn_ops->ndo_hwtstamp_set(dev, config, extack); +} + static int ipoib_dev_init(struct net_device *dev) { struct ipoib_dev_priv *priv =3D ipoib_priv(dev); @@ -2149,6 +2174,8 @@ static const struct net_device_ops ipoib_netdev_ops_p= f =3D { .ndo_set_mac_address =3D ipoib_set_mac, .ndo_get_stats64 =3D ipoib_get_stats, .ndo_eth_ioctl =3D ipoib_ioctl, + .ndo_hwtstamp_get =3D ipoib_hwtstamp_get, + .ndo_hwtstamp_set =3D ipoib_hwtstamp_set, }; =20 static const struct net_device_ops ipoib_netdev_ops_vf =3D { @@ -2164,6 +2191,8 @@ static const struct net_device_ops ipoib_netdev_ops_v= f =3D { .ndo_get_iflink =3D ipoib_get_iflink, .ndo_get_stats64 =3D ipoib_get_stats, .ndo_eth_ioctl =3D ipoib_ioctl, + .ndo_hwtstamp_get =3D ipoib_hwtstamp_get, + .ndo_hwtstamp_set =3D ipoib_hwtstamp_set, }; =20 static const struct net_device_ops ipoib_netdev_default_pf =3D { --=20 2.31.1