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client-ip=165.204.84.17; helo=satlexmb08.amd.com; pr=C Received: from satlexmb08.amd.com (165.204.84.17) by CH3PEPF0000000E.mail.protection.outlook.com (10.167.244.42) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.21.270.5 via Frontend Transport; Tue, 28 Jul 2026 11:13:36 +0000 Received: from satlexmb07.amd.com (10.181.42.216) by satlexmb08.amd.com (10.181.42.217) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.41; Tue, 28 Jul 2026 06:13:36 -0500 Received: from xhdabhijitg41x.xilinx.com (10.180.168.240) by satlexmb07.amd.com (10.181.42.216) with Microsoft SMTP Server id 15.2.2562.41 via Frontend Transport; Tue, 28 Jul 2026 06:13:32 -0500 From: Abhijit Gangurde To: , , , , , , , CC: , , , , , Abhijit Gangurde Subject: [for-next v5 0/2] Add Reorder Completion Queue (RCQ) support Date: Tue, 28 Jul 2026 16:43:21 +0530 Message-ID: <20260728111323.2559185-1-abhijit.gangurde@amd.com> X-Mailer: git-send-email 2.34.1 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-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CH3PEPF0000000E:EE_|IA0PR12MB7554:EE_ X-MS-Office365-Filtering-Correlation-Id: 3292edb4-d075-4c11-25fb-08deec994527 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|7416014|376014|23010399003|82310400026|1800799024|36860700016|13003099007|6133799003|56012099006|11063799006|10067099003|18002099003; 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X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: WBM1rc84DWFIl0fvQTdCnEEamHU9acR3eU+5byOtWXQ0D3zGLk9+np7tAUcBwuZVBW5HxlPC2frXymgC4fPhflcJx4xGdj6UUYMuGxTZfGS1vKdtyu0Man2CQxfETpS7qvvH7Z4bfmqAIbmjETjisnmyLH6dVHAJc04zNm3qXzWYU9hHawp28NIGtNEWw7+cjW4JOuOUeJXAhuo8R1kpG5pRxXZmmaxLFNaCXRQ1RYcTF27tTHZ1y4pykyPNAyT9VIESVWiW/yUsHbTJaM5cdHmnw+wo5NVO8fk2kevgwS7V08GomTxjJ7ALdYHvJ/DJgaxRL26pg78YKqJ04dYPW7/t5k7U5CNi+wNfHZSyRB0GAnof78K8CPxBcwCiPAk3mtRb47aSwA0lu30mYrLF4FMCKGCtaBmqihr50tUWcNYA4cerrBhe2fFUVmuW5hcM X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 28 Jul 2026 11:13:36.6987 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 3292edb4-d075-4c11-25fb-08deec994527 X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=3dd8961f-e488-4e60-8e11-a82d994e183d;Ip=[165.204.84.17];Helo=[satlexmb08.amd.com] X-MS-Exchange-CrossTenant-AuthSource: CH3PEPF0000000E.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: IA0PR12MB7554 This series adds userspace support for the Reorder Completion Queue (RCQ) feature in the ionic RDMA driver. Patch 1 extends the net/ionic firmware identity structure to expose the rcq_sign_bit field from the RDMA LIF identity. Patch 2 plumbs the RCQ sign bit through the RDMA driver's LIF configuration, exposes it to userspace via the ucontext response, and allows userspace to specify ionic specific QP flags during QP creation. This enables rdma-core to discover RCQ capability at context allocation time and configure QPs with RCQ support. PR: https://github.com/linux-rdma/rdma-core/pull/1733 v5: - Rebased on latest for-next v4: - Dropped robust udata from this series and sent as a seperate patch https://lore.kernel.org/linux-rdma/20260717092345.2533564-1-abhijit.gangurde@amd.com/ - Addressed sashiko review comments - https://lore.kernel.org/linux-rdma/20260721121034.1616562-1-abhijit.gangurde@amd.com/ v3: - Added robust udata compatibility checks - https://lore.kernel.org/linux-rdma/20260617132605.1888205-1-abhijit.gangurde@amd.com/ v2: - Dropped QP transport mode selection - https://lore.kernel.org/linux-rdma/20260611092544.783731-1-abhijit.gangurde@amd.com/ v1: - https://lore.kernel.org/linux-rdma/20260430123931.3256130-1-abhijit.gangurde@amd.com/ Abhijit Gangurde (2): net: ionic: Fetch RCQ sign bit from firmware RDMA/ionic: Add RCQ userspace support .../infiniband/hw/ionic/ionic_controlpath.c | 19 ++++++++++++++++--- drivers/infiniband/hw/ionic/ionic_fw.h | 2 ++ drivers/infiniband/hw/ionic/ionic_lif_cfg.c | 1 + drivers/infiniband/hw/ionic/ionic_lif_cfg.h | 1 + .../net/ethernet/pensando/ionic/ionic_if.h | 6 +++++- include/uapi/rdma/ionic-abi.h | 5 ++++- 6 files changed, 29 insertions(+), 5 deletions(-) -- 2.44.4