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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 BN3PEPF0000B075.mail.protection.outlook.com (10.167.243.120) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9587.10 via Frontend Transport; Mon, 2 Feb 2026 15:36:07 +0000 Received: from airavat.amd.com (10.180.168.240) 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 15.2.2562.17; Mon, 2 Feb 2026 09:36:04 -0600 From: Raju Rangoju To: CC: , , , , , , , , Raju Rangoju Subject: [PATCH 0/3] net: amd-xgbe: add ARP offload and RSS self-tests Date: Mon, 2 Feb 2026 21:05:39 +0530 Message-ID: <20260202153542.1727429-1-Raju.Rangoju@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-ClientProxiedBy: satlexmb08.amd.com (10.181.42.217) To satlexmb07.amd.com (10.181.42.216) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BN3PEPF0000B075:EE_|DS0PR12MB7559:EE_ X-MS-Office365-Filtering-Correlation-Id: b071980b-bff6-46a5-3140-08de6270c867 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|82310400026|376014|36860700013|1800799024; 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X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: 91XvwyzyiK61K7dZkmvqo6qDrJd0khIHQht/q74U5hYa8SYpAozC8txl37ggTXkLt2nchMZhHSCMdnBaMm7Asg53X8h7Jq6Z1y5jP3nPMGV+FV/l8fyXWSjmPM3tFQK1hmHYjQzrpWuLllZHUleEXVRrV4S3JgLIowDe0dLhGCeFmiIBK7kNKsxlC7/6smTodRM3XRSXdRZ46POjpUEPdOdpobqZMTNQZR0gPH8qz6LAsA7/RPGYSjw7kZR6MT1l/qRvLelYL7euVAVhrx2pck1PErvndKicVds6Gneb7oqJl/uPMX7ova6A+rhthi0FhiYvqWbiJELZmWEZRtRga6q5gHW6MlMKWhSUETB+Ivkg2iRKzlNPoaSiscybfT40duVK/iU9w1Km6oUxb9PMfV4t9ZXDV50542wJyA2yhEaxrzpyQRBaP7u6CYbq+sxW X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 02 Feb 2026 15:36:07.0838 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: b071980b-bff6-46a5-3140-08de6270c867 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: BN3PEPF0000B075.namprd04.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: DS0PR12MB7559 This series adds ARP offload support and ethtool self-tests for the AMD XGBE 10 Gigabit Ethernet driver. Patch 1 adds hardware ARP offload functionality that allows the MAC to automatically respond to ARP requests without CPU intervention, reducing system latency and power consumption during suspend/resume and normal operation. Patches 2 and 3 add ethtool self-tests for ARP offload and RSS functionality respectively, allowing users to verify these hardware features are working correctly via 'ethtool -t '. The tests are integrated into the existing XGBE self-test framework that already includes MAC loopback, PHY loopback, split header, and jumbo frame tests. Test results example: $ ethtool -t eth0 The test result is PASS The test extra info: MAC Loopback 0 PHY Loopback 0 Split Header 0 Jumbo Frame 0 ARP Offload 0 RSS 0 Raju Rangoju (3): net: amd-xgbe: add hardware ARP offload support net: amd-xgbe: add ARP offload ethtool self-test net: amd-xgbe: add RSS ethtool self-test drivers/net/ethernet/amd/xgbe/xgbe-common.h | 3 + drivers/net/ethernet/amd/xgbe/xgbe-dev.c | 24 +++ drivers/net/ethernet/amd/xgbe/xgbe-selftest.c | 149 ++++++++++++++++++ drivers/net/ethernet/amd/xgbe/xgbe.h | 4 + include/net/selftests.h | 1 + 5 files changed, 181 insertions(+) -- 2.34.1