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client-ip=165.204.84.17; helo=satlexmb07.amd.com; pr=C Received: from satlexmb07.amd.com (165.204.84.17) by SN1PEPF000397B3.mail.protection.outlook.com (10.167.248.57) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.21.245.5 via Frontend Transport; Tue, 21 Jul 2026 12:10:52 +0000 Received: from satlexmb08.amd.com (10.181.42.217) by satlexmb07.amd.com (10.181.42.216) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.41; Tue, 21 Jul 2026 07:10:52 -0500 Received: from xhdipdslab46.xilinx.com (10.180.168.240) by satlexmb08.amd.com (10.181.42.217) with Microsoft SMTP Server id 15.2.2562.41 via Frontend Transport; Tue, 21 Jul 2026 07:10:49 -0500 From: Abhijit Gangurde To: , , , , , , , CC: , , , , , Abhijit Gangurde Subject: [for-next v4 0/2] Add Reorder Completion Queue (RCQ) support Date: Tue, 21 Jul 2026 17:40:32 +0530 Message-ID: <20260721121034.1616562-1-abhijit.gangurde@amd.com> X-Mailer: git-send-email 2.44.4 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: SN1PEPF000397B3:EE_|SA1PR12MB9492:EE_ X-MS-Office365-Filtering-Correlation-Id: 853b2dda-4185-4db9-648d-08dee7211c6b X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|23010399003|7416014|376014|36860700016|82310400026|1800799024|13003099007|6133799003|56012099006|11063799006|10067099003|18002099003; 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X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: hf4abp6H4AL6hHpT1Yu1dRIN9T+1BXCcx5joR/kixqAOMJFMy8N4Vi4AJkrdWE8B7B8f7vf6l7kxXIbNbNQRwE5cYoltf1YeQFlpCsLFkhZ4JBtvkwvTYs69zCNt0JyoawGL/Pxc/zsN4SfRjeITsSGJiwPVvM3qCDkzLtMkE1rm7Z9yTW4505Wmj5WdGzSKsclMRbFt44AJV8C0mg6K6HBQ2dIpXHnQIbBDhKQmUmzutKRnX3IUCIDccp0Ltmvv98As7GxOrdalB6GWkNp6mn7O8gYl9Q3AJvcFj7JfUKf1zSndEtYIM/o9yZ3kTkB/4uDhQDoyViCwBNDC6w795Y129oTApt5bEM3EaqeH046K2vX9pBI4kNHsGz16MiLByrTUqbEzecVeU5naT8TLztliopBoaesvxv+kP822RVaggLPdfDY/UmvfSYdbrM70 X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 21 Jul 2026 12:10:52.9560 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 853b2dda-4185-4db9-648d-08dee7211c6b 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=[satlexmb07.amd.com] X-MS-Exchange-CrossTenant-AuthSource: SN1PEPF000397B3.namprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: SA1PR12MB9492 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 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 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(-) -- 2.43.0