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Received-SPF: Pass (protection.outlook.com: domain of amd.com designates 165.204.84.17 as permitted sender) receiver=protection.outlook.com; client-ip=165.204.84.17; helo=satlexmb07.amd.com; pr=C Received: from satlexmb07.amd.com (165.204.84.17) by CH2PEPF00000149.mail.protection.outlook.com (10.167.244.106) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9678.18 via Frontend Transport; Wed, 4 Mar 2026 12:23:30 +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; Wed, 4 Mar 2026 06:23:25 -0600 From: Raju Rangoju To: CC: , , , , , , , , Raju Rangoju Subject: [PATCH net 0/3] amd-xgbe: RX adaptation and PHY handling fixes Date: Wed, 4 Mar 2026 17:53:02 +0530 Message-ID: <20260304122305.812541-1-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: satlexmb07.amd.com (10.181.42.216) To satlexmb07.amd.com (10.181.42.216) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CH2PEPF00000149:EE_|LV8PR12MB9450:EE_ X-MS-Office365-Filtering-Correlation-Id: 2a532319-02b8-463c-10ff-08de79e8d861 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|376014|1800799024|82310400026|36860700016; 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X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: wDofzyO/AophnqLbcYB1W58GmOnWPbA89FLtHBXVR6NT5zh1fWsYUeU4HuLCbOokEnPRf9eQYad1aL8mnPVTrMEqroMNTXaYsV9tHBVkNbGnEA+n1AvaS0ouh0JXjtHWYMbC0c4/Uw7blo35nf+XGLQwolxIDTdwvO+HVqvUQs1Ax3gVQThZDJCUm1ZavSL5FL/gRzXQsH+qa4ZrqIVz4hWRygcEfg4sDeIko1yLLXSZmA2JlI3cJyHI3fKgWT23REFDCdtDsWmPnmbXZFX9O/1fx1KAWYvvI8dyZCxJU6MDby38mWPoRPz8TSpGkGTCaDBZDGCfSWP/YP4dT+kGpPBk8rs3O8Nag++CT4+fR4rweNjLHW/8oi7hopjCWn+8U1fcEM6sO1levpnQSjMWYGENgHp0jX72ydGVtfVVWS49S7wWeglfpC0qZ2ru6sMS X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 04 Mar 2026 12:23:30.2266 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 2a532319-02b8-463c-10ff-08de79e8d861 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: CH2PEPF00000149.namprd02.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: LV8PR12MB9450 This series fixes several issues in the amd-xgbe driver related to RX adaptation and PHY handling in 10GBASE-KR mode, particularly when auto-negotiation is disabled. Patch 1 fixes link status handling during RX adaptation by correctly reading the latched link status bit so transient link drops are detected without losing the current state. Patch 2 prevents CRC errors that can occur when performing RX adaptation with auto-negotiation turned off. The driver now stops TX/RX before re-triggering RX adaptation and only re-enables traffic once adaptation completes and the link is confirmed up, ensuring packets are not corrupted during the adaptation window. Patch 3 restores the intended ordering of PHY reset relative to phy_start(), making sure PHY settings are reset before the PHY is started instead of afterwards. Raju Rangoju (3): amd-xgbe: fix link status handling in xgbe_rx_adaptation amd-xgbe: prevent CRC errors during RX adaptation with AN disabled amd-xgbe: reset PHY settings before starting PHY drivers/net/ethernet/amd/xgbe/xgbe-drv.c | 15 ++-- drivers/net/ethernet/amd/xgbe/xgbe-phy-v2.c | 78 +++++++++++++++++++-- drivers/net/ethernet/amd/xgbe/xgbe.h | 4 ++ 3 files changed, 83 insertions(+), 14 deletions(-) -- 2.34.1