From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 9630AFF8867 for ; Wed, 29 Apr 2026 09:11:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:Content-Type: Content-Transfer-Encoding:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version:In-Reply-To:References:Cc:To:From: Subject:Date:Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=I6sd6+rw6beVLOorMbuFT53sPOutnduG6unW/rQAEVM=; b=wVXBkzJuj8o9H8sagiPWJp+sgz fZYtkXUVxXnkIxu0KSnS/8tSHG4K0WJ5r8pzL/Mv/WHGbvfKnsq4jTdvLxLF04eqTBbhcVk/0RzKz 4zJBjKDqs2jiJK5x1XlbJpR+NurOHmZYKUFsXj7gAnaS+1y2++kn2/loXiMSWkUrsqgNMF450RuWe J0Y52LtDd5BROkJdpvH3V3LmvvwoEvbQsVLDsDtWV/62SQ72nZZFjRnkMQgnjrHl1uiZ03fJdQSA6 XL6o1YCzNUQIiZBeOdR36HPL3zjRKLJIQeW5AmAF0bM79BupDl5gU6KR4GDws5j2ypLgmlx4FYUOm gysfUOXA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1wI0wp-00000003Ips-0glw; Wed, 29 Apr 2026 09:11:11 +0000 Received: from mail-westusazlp170100001.outbound.protection.outlook.com ([2a01:111:f403:c000::1] helo=BYAPR05CU005.outbound.protection.outlook.com) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1wI0wm-00000003Ioo-3YJh for linux-phy@lists.infradead.org; Wed, 29 Apr 2026 09:11:10 +0000 ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=EjZbyFfsfOK9iCJY7xxtLxzHleKZVnzoFzbkyLEl1wTbmGArz9wv9mFeGzFFP+dI8S5O/y6dSQek8wUPiZiJQizuCFOmbCNov9+sySEQPb23cIN07+Pxmz1Aqo+FxPHw+qThiOxS0unxpSoa5VUwhyTq1vKoZvXncrP8I3uofC2v2KdDgUe2ZbmSyhIwP0HHaVJNpFx/S7P6Zmt7xrL/ZugtbCRGiLuUYJc+x5soDDJEwZ8EyST5IRcFYHxgcE4+blPtytrY41GrpDC+OoYKmlAqXTJ35ADAf4c2zn++4AWdIxmPHAuWm0VL1U1PDn5rEtlQ7TawoMbswbNmWF4Mpg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector10001; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=ShEfvG4M3Ap8U6u8Kv29ELoHnvhCbwMWunFYqLE0pfg=; b=yAd4vau90gHLI87WItGcTOtP97+3RTbDfpX3wSSbwva0SGAPdQmakzGp8hjRnSOQIqMsdUuB/yse0KZej3Zcx2xEHtqlkYqFImgootHMfYtUj7YX/G8YgUtFBLd5xFmPEYfcE1NoQe3xxsXwIxL+L1SgJQvsFNEIZxWWJ8JnV6qPO4I6sFlrmhihffnJTPUGXf5oCYFTuO4dYzy5qEfxs3t6VN7y/8K1WT41HzPPuEj53Ya3Iqd2Q5kE6GDsLgZQASDhdYySmwxU7UC2LnW6kNr1xTAC/yRjzLO6G0UXknUSYBtof+zl+XyDWSh/qHVqxEvFR4dem8V9qxAEJrh0Nw== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=nvidia.com; dmarc=pass action=none header.from=nvidia.com; dkim=pass header.d=nvidia.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=Nvidia.com; s=selector2; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=ShEfvG4M3Ap8U6u8Kv29ELoHnvhCbwMWunFYqLE0pfg=; b=g6nWsXCijUVH9uzLqr2n5+kfS+SaeFAkTExhrCpcaUVZS88eH2XRRE2VJKuG0F95QL8dgALSDai0XgmqmTZ2vZqIazvhjsXHpOrQeqcVyX0gFXUo45XfOgNZPU8763I0J1/JqhEUi+WnQjBMR7v5w38RH+SPFWBYnyRT/jcNW1kGHEM30UVHy27+J/bOtYDrOe5evfl77KAyfzsbFi6yYt4KJ0k1eAnRYFqFnMyODG712EQTTwk7Csb10u6BUqxvyNngVD49eoen0Sz/GO6pMnH33ZN7Zr7bZl3agRB6j6bnw8sg09LcOh6d5Y2OP053OqICUNiYvXfYT8BWzHnngA== Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=nvidia.com; Received: from DS2PR12MB9750.namprd12.prod.outlook.com (2603:10b6:8:2b0::12) by IA0PR12MB8646.namprd12.prod.outlook.com (2603:10b6:208:489::8) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9870.16; Wed, 29 Apr 2026 09:10:59 +0000 Received: from DS2PR12MB9750.namprd12.prod.outlook.com ([fe80::56a8:d6bf:e24c:b391]) by DS2PR12MB9750.namprd12.prod.outlook.com ([fe80::56a8:d6bf:e24c:b391%6]) with mapi id 15.20.9870.013; Wed, 29 Apr 2026 09:10:59 +0000 Message-ID: <77285dd6-e240-4944-a034-a4bc3acf4052@nvidia.com> Date: Wed, 29 Apr 2026 10:10:50 +0100 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] phy: tegra: xusb: Fix per-pad high-speed termination calibration From: Jon Hunter To: Wei-Cheng Chen , jckuo@nvidia.com, vkoul@kernel.org, neil.armstrong@linaro.org, thierry.reding@gmail.com Cc: linux-phy@lists.infradead.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org, waynec@nvidia.com, wtsai@nvidia.com References: <20260304102649.3670783-1-weichengc@nvidia.com> <82f3ca77-7b8f-41b8-85fb-c502bc343778@nvidia.com> Content-Language: en-US In-Reply-To: X-ClientProxiedBy: SJ0P220CA0025.NAMP220.PROD.OUTLOOK.COM (2603:10b6:a03:41b::16) To DS2PR12MB9750.namprd12.prod.outlook.com (2603:10b6:8:2b0::12) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DS2PR12MB9750:EE_|IA0PR12MB8646:EE_ X-MS-Office365-Filtering-Correlation-Id: 272d0ec2-99bf-43a5-7995-08dea5cf3ac1 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|376014|1800799024|10070799003|366016|18002099003|56012099003|22082099003; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:DS2PR12MB9750.namprd12.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230040)(376014)(1800799024)(10070799003)(366016)(18002099003)(56012099003)(22082099003);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 2 X-MS-Exchange-AntiSpam-MessageData-0: =?utf-8?B?Y1JMU2drOXEwV3JqTXpteVpBbXNvaWFJNVQzTjZSbzJDRFhTWFd6ejVtNnQr?= =?utf-8?B?aTk5YlM2ZHVaajVRSXJVQ0FwZ2N6cUdNTEFqVnpxd2lEcUo2aGo1WWJ6eXJa?= =?utf-8?B?a3JpZThXVVhpR2pxeUlnZVIrVU1VYnV3LzlWVHF3WVRXbHZPQmNRenk2TDQ4?= =?utf-8?B?SXFyMTN6cks1THMwbmVUYVNaVG85VVBldnNXNS9YcmtGeStKNjk1SzVZZ0p6?= =?utf-8?B?ZFpJTjREYjg4U25XZXVCVGxCSjhuYUdjYXdvd2paaFNyd2hZYXIybVZEdXQw?= =?utf-8?B?aDJ1SkJFc0NLdzRLeW10Yys5OUpOWVVERnNoRWpCZGhRVW5hTlhscGJSditF?= =?utf-8?B?YmxlT3pTOEVSbjFWckRSdFdMSWtHTk91aUFRbkI3UmJqZjVzZE5OS29oVTIz?= =?utf-8?B?bXIxYkNnYkM0ajVZWDVEb1RianBCUXArTVJMKzFja3R4QlNrK0RrazBTdGVa?= =?utf-8?B?YytWZmhPcWZST1hqTlFNbzdpTGVuVDBEbVlTd2h5ZWs1ZjVhalVveXdVYWlY?= =?utf-8?B?ZGZCQXFZaUpnYzMxMkpKTzlVa3FWM3ZPZzc4SmV0NFM4eU82L0l2aXowN2dx?= =?utf-8?B?TDk3bnBwNm5SeU5rM1VCMGtsb2dTRTF5ZlFmZ0ovaVlzVVNramJYVU5oV1Q2?= =?utf-8?B?MHBZYlhzZjM4RVMxUmxOWTV1L1o2anpaZXlIVEJPQ1pNdHZkVkE0bjF3Mk5x?= =?utf-8?B?Rnp2b01nN1lRbHI5RmNHQkF4WHRmcG1mUDZ3ZjJpSVYydTBLSUNobHV3dUFo?= =?utf-8?B?RUZKcTFUSnZWU0hXbjMwY2lwTmlNVkU4eXhXTUVidkowTDhoUHZBaER4NnVZ?= =?utf-8?B?eGVCSTExV29kTE16UmNSRFM5VEpuMjB4MzhTYlkyQ3ZyZTZCbnFQaGowUUNM?= =?utf-8?B?WnY5NzQ2dlFMc1hRK0x5YmVXS0hCM0JQRm5PSGc2NFRMdDNqamFXNStmRG00?= =?utf-8?B?OU0wSjVrQ1p5emczVzBiUk5qM0xhK0ZnNGwreXovUCtrTFhsMzlSelZUMDNC?= =?utf-8?B?Q3A4SkRNOEY4Undaa2Nsd3VZeUk4NS9WRWNUVVlud2dpSnFmZUE2bE8rYmlu?= =?utf-8?B?N2R0MC90M1pGeWFxdkZ4VlJxVzU1V2pUMlBjQjlRMEtmaENxZmN2Uk9CRzVj?= =?utf-8?B?T3czZHo3d1A1YWFPNlNtSTl2RGNHUlFKYnRub3JEVFNvM3dyaThLaGx5cm0x?= =?utf-8?B?VHJ5VXlsWjVWb1BUOUd2aTRRUitUd0ZnajZza1NVSDRDcEFOQVBZZVBDYUF3?= =?utf-8?B?Zk45VWphdlg0NTUwQmYwMUZNQ0JCUzBhNDI5Um95ZzQrZ3JidXlSRkQ4UTlW?= =?utf-8?B?dXZvSUR6OEh2SGtqK3Ewa3VBMXFtblBIeXlOcmdBcmFsejFwOWppdTZyUHFC?= =?utf-8?B?dDQzeEVHVHFJeEc5ak1KOHoyVUIyallJZTBsWUV5a0s2SEFad0daQUpiRlgz?= =?utf-8?B?bnVwUUdMUWI0ODk4TWRrbDBiV05oOGxFbUFEaGttWlFIV1N6ZDJxNGttN3cx?= =?utf-8?B?WHJ6eHd0bmlaZjZySU1PK28rSDI3dSs4UEQzWjFlS3pHeURjb0prbS9zVDNy?= =?utf-8?B?NVR5QXN1MUpiVEJGVmwrNmVuWCt0aDlpbmp4VFI3eTFRVUxvdFRzU0N1clQ1?= =?utf-8?B?THBra2lsUENGb25LV0c3T2p6M0E4Q3JCbVNNUllDNnRXZ29sWlM1em14bWF5?= =?utf-8?B?b0tzZ2dEeTBKY3ZBQU5FejkrV0RSUWMzejZJMS9OQWNtbXp2OGlpVTZmWmNB?= =?utf-8?B?L2loZjNBYXkyVXc0S2ZpWVlqb2dHSmJKMzRRVjhUYVdSUi94SjM4R240VWZZ?= =?utf-8?B?ZmcvZlNuQnRIQUhXUm5vUlNxeXQxUjZqODRhZG1rZVpCMWF2WkNmMjVKZ1ZU?= =?utf-8?B?RWRSdE95U1FERnBuZXJDalNEekdyZGR2QnNKUGNlS1ZzZ1Bubm9tWVA2QTgw?= =?utf-8?B?eHg0YmE4UUsyMnk4ODQ3T0xwbXVkUGZDaXBJRkhjTURUSzNFS1cwOW16Wlpj?= =?utf-8?B?SnQ0b2N2VnpHL2NTOEhwM0ZVTC9WbHlsV2R3UlV5R00vVUdCV2VZUGw3cVhs?= =?utf-8?B?QTNwY1ozazNMb3Y0dE0wSk9ob3JMaXhvSXpMV2kvdGNLbXFrVTFRanFHblZ3?= =?utf-8?B?WVlRRy8zRHRxYnA5K1h6dzlUWWZGa0VqWkNHV3AvbzVMM0hYUHFkU3VkWkpB?= =?utf-8?B?YXJvRTZpeVIyR3FzejAzUWJRb2lrdk52V0s3b2JTcXluSXdTSjFjVVVuQ2ND?= =?utf-8?B?VlNTNXlaUzY2aS9DU3d1QksyLzMwaTlrUWFwcWNrRStveTFKU1dERlJiaFE5?= =?utf-8?B?Qi9yd2I3dkdTNUxXa2xnUUNsQW5YN01tb1ROenRYQU11bGJXWGRBSkp3V1JJ?= =?utf-8?Q?C8gtQHBl8Reribn4kfLQGhRbnfq46tiDIx9G3HciLPl9S?= X-MS-Exchange-AntiSpam-MessageData-1: qN124gVNLD4kHw== X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-Network-Message-Id: 272d0ec2-99bf-43a5-7995-08dea5cf3ac1 X-MS-Exchange-CrossTenant-AuthSource: DS2PR12MB9750.namprd12.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 29 Apr 2026 09:10:59.6881 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: K7UpOx/wIqx6mKYawnbQWY63lfvxqcyX4r9gE7E2vKXR8KWsG+u7myIu2JlwKTPdZWr2qa2pVC8EpAQx7nC7iw== X-MS-Exchange-Transport-CrossTenantHeadersStamped: IA0PR12MB8646 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260429_021108_889019_AD38537C X-CRM114-Status: GOOD ( 18.83 ) X-BeenThere: linux-phy@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux Phy Mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Sender: "linux-phy" Errors-To: linux-phy-bounces+linux-phy=archiver.kernel.org@lists.infradead.org SGkgVmlub2QsCgpPbiAxNy8wNC8yMDI2IDA5OjIzLCBKb24gSHVudGVyIHdyb3RlOgo+IEhpIFZp bm9kLAo+IAo+IE9uIDI0LzAzLzIwMjYgMDk6MTEsIEpvbiBIdW50ZXIgd3JvdGU6Cj4+Cj4+IE9u IDA0LzAzLzIwMjYgMTA6MjYsIFdlaS1DaGVuZyBDaGVuIHdyb3RlOgo+Pj4gRnJvbTogV2F5bmUg Q2hhbmcgPHdheW5lY0BudmlkaWEuY29tPgo+Pj4KPj4+IFRoZSBleGlzdGluZyBjb2RlIHJlYWRz IGEgc2luZ2xlIGhzX3Rlcm1fcmFuZ2VfYWRqIHZhbHVlIGZyb20gYml0IGZpZWxkCj4+PiBbMTA6 N10gb2YgRlVTRV9TS1VfQ0FMSUJfMCBhbmQgYXBwbGllcyBpdCB0byBhbGwgVVNCMiBwYWRzIHVu aWZvcm1seS4KPj4+IEhvd2V2ZXIsIG9uIFNvQ3MgdGhhdCBzdXBwb3J0IHBlci1wYWQgdGVybWlu YXRpb24sIGVhY2ggcGFkIGhhcyBpdHMgb3duCj4+PiBoc190ZXJtX3JhbmdlX2FkaiBmaWVsZDog cGFkIDAgaW4gRlVTRV9TS1VfQ0FMSUJfMFsxMDo3XSwgYW5kIHBhZHMgMS0zCj4+PiBpbiBGVVNF X1VTQl9DQUxJQl9FWFRfMCBhdCBiaXQgb2Zmc2V0cyBbODo1XSwgWzEyOjldLCBhbmQgWzE2OjEz XQo+Pj4gcmVzcGVjdGl2ZWx5Lgo+Pj4KPj4+IEZpeCB0aGUgY2FsaWJyYXRpb24gYnkgcmVhZGlu ZyBwZXItcGFkIHZhbHVlcyBmcm9tIHRoZSBhcHByb3ByaWF0ZSBmdXNlCj4+PiByZWdpc3RlcnMu IEZvciBTb0NzIHRoYXQgZG8gbm90IHN1cHBvcnQgcGVyLXBhZCB0ZXJtaW5hdGlvbiwgcmVwbGlj YXRlCj4+PiBwYWQgMCdzIHZhbHVlIHRvIGFsbCBwYWRzIHRvIG1haW50YWluIGV4aXN0aW5nIGJl aGF2aW9yLgo+Pj4KPj4+IEFkZCBhIGhhc19wZXJfcGFkX3Rlcm0gZmxhZyB0byB0aGUgU29DIGRh dGEgdG8gaW5kaWNhdGUgd2hldGhlciBwZXItcGFkCj4+PiB0ZXJtaW5hdGlvbiB2YWx1ZXMgYXJl IGF2YWlsYWJsZSBpbiBGVVNFX1VTQl9DQUxJQl9FWFRfMC4KPj4+Cj4+PiBGaXhlczogMWVmNTM1 YzZiYThlICgicGh5OiB0ZWdyYTogeHVzYjogQWRkIFRlZ3JhMTk0IHN1cHBvcnQiKQo+Pj4gQ2M6 IHN0YWJsZUB2Z2VyLmtlcm5lbC5vcmcKPj4+IFNpZ25lZC1vZmYtYnk6IFdheW5lIENoYW5nIDx3 YXluZWNAbnZpZGlhLmNvbT4KPj4+IFNpZ25lZC1vZmYtYnk6IFdlaS1DaGVuZyBDaGVuIDx3ZWlj aGVuZ2NAbnZpZGlhLmNvbT4KPj4+IC0tLQo+Pj4gwqAgZHJpdmVycy9waHkvdGVncmEveHVzYi10 ZWdyYTE4Ni5jIHwgMzMgKysrKysrKysrKysrKysrKysrKysrKysrLS0tLS0tLQo+Pj4gwqAgZHJp dmVycy9waHkvdGVncmEveHVzYi5owqDCoMKgwqDCoMKgwqDCoMKgIHzCoCAxICsKPj4+IMKgIDIg ZmlsZXMgY2hhbmdlZCwgMjcgaW5zZXJ0aW9ucygrKSwgNyBkZWxldGlvbnMoLSkKPj4+Cj4+PiBk aWZmIC0tZ2l0IGEvZHJpdmVycy9waHkvdGVncmEveHVzYi10ZWdyYTE4Ni5jIGIvZHJpdmVycy9w aHkvdGVncmEvIAo+Pj4geHVzYi10ZWdyYTE4Ni5jCj4+PiBpbmRleCBiZWM5NjE2YzRhMi4uNDQ1 MmU3M2ZiODIgMTAwNjQ0Cj4+PiAtLS0gYS9kcml2ZXJzL3BoeS90ZWdyYS94dXNiLXRlZ3JhMTg2 LmMKPj4+ICsrKyBiL2RyaXZlcnMvcGh5L3RlZ3JhL3h1c2ItdGVncmExODYuYwo+Pj4gQEAgLTIw LDggKzIwLDggQEAKPj4+IMKgIC8qIEZVU0UgVVNCX0NBTElCIHJlZ2lzdGVycyAqLwo+Pj4gwqAg I2RlZmluZSBIU19DVVJSX0xFVkVMX1BBRFhfU0hJRlQoeCnCoMKgwqAgKCh4KSA/ICgxMSArICh4 IC0gMSkgKiA2KSA6IDApCj4+PiDCoCAjZGVmaW5lIEhTX0NVUlJfTEVWRUxfUEFEX01BU0vCoMKg wqDCoMKgwqDCoCAweDNmCj4+PiAtI2RlZmluZSBIU19URVJNX1JBTkdFX0FESl9TSElGVMKgwqDC oMKgwqDCoMKgIDcKPj4+IC0jZGVmaW5lIEhTX1RFUk1fUkFOR0VfQURKX01BU0vCoMKgwqDCoMKg wqDCoCAweGYKPj4+ICsjZGVmaW5lIEhTX1RFUk1fUkFOR0VfQURKX1BBRFhfU0hJRlQoeCnCoMKg wqAgKCh4KSA/ICg1ICsgKHggLSAxKSAqIAo+Pj4gNCkgOiA3KQo+Pj4gKyNkZWZpbmUgSFNfVEVS TV9SQU5HRV9BREpfUEFEX01BU0vCoMKgwqAgMHhmCj4+PiDCoCAjZGVmaW5lIEhTX1NRVUVMQ0hf U0hJRlTCoMKgwqDCoMKgwqDCoCAyOQo+Pj4gwqAgI2RlZmluZSBIU19TUVVFTENIX01BU0vCoMKg wqDCoMKgwqDCoMKgwqDCoMKgIDB4Nwo+Pj4gQEAgLTI1Myw3ICsyNTMsNyBAQAo+Pj4gwqAgc3Ry dWN0IHRlZ3JhX3h1c2JfZnVzZV9jYWxpYnJhdGlvbiB7Cj4+PiDCoMKgwqDCoMKgIHUzMiAqaHNf Y3Vycl9sZXZlbDsKPj4+IMKgwqDCoMKgwqAgdTMyIGhzX3NxdWVsY2g7Cj4+PiAtwqDCoMKgIHUz MiBoc190ZXJtX3JhbmdlX2FkajsKPj4+ICvCoMKgwqAgdTMyICpoc190ZXJtX3JhbmdlX2FkajsK Pj4+IMKgwqDCoMKgwqAgdTMyIHJwZF9jdHJsOwo+Pj4gwqAgfTsKPj4+IEBAIC05MzAsNyArOTMw LDcgQEAgc3RhdGljIGludCB0ZWdyYTE4Nl91dG1pX3BoeV9wb3dlcl9vbihzdHJ1Y3QgcGh5IAo+ Pj4gKnBoeSkKPj4+IMKgwqDCoMKgwqAgdmFsdWUgPSBwYWRjdGxfcmVhZGwocGFkY3RsLCAKPj4+ IFhVU0JfUEFEQ1RMX1VTQjJfT1RHX1BBRFhfQ1RMMShpbmRleCkpOwo+Pj4gwqDCoMKgwqDCoCB2 YWx1ZSAmPSB+VEVSTV9SQU5HRV9BREoofjApOwo+Pj4gLcKgwqDCoCB2YWx1ZSB8PSBURVJNX1JB TkdFX0FESihwcml2LT5jYWxpYi5oc190ZXJtX3JhbmdlX2Fkaik7Cj4+PiArwqDCoMKgIHZhbHVl IHw9IFRFUk1fUkFOR0VfQURKKHByaXYtPmNhbGliLmhzX3Rlcm1fcmFuZ2VfYWRqW2luZGV4XSk7 Cj4+PiDCoMKgwqDCoMKgIHZhbHVlICY9IH5SUERfQ1RSTCh+MCk7Cj4+PiDCoMKgwqDCoMKgIHZh bHVlIHw9IFJQRF9DVFJMKHByaXYtPmNhbGliLnJwZF9jdHJsKTsKPj4+IMKgwqDCoMKgwqAgcGFk Y3RsX3dyaXRlbChwYWRjdGwsIHZhbHVlLCAKPj4+IFhVU0JfUEFEQ1RMX1VTQjJfT1RHX1BBRFhf Q1RMMShpbmRleCkpOwo+Pj4gQEAgLTE0NjQsMTcgKzE0NjQsMjMgQEAgc3RhdGljIGNvbnN0IGNo YXIgKiBjb25zdCAKPj4+IHRlZ3JhMTg2X3VzYjNfZnVuY3Rpb25zW10gPSB7Cj4+PiDCoCBzdGF0 aWMgaW50Cj4+PiDCoCB0ZWdyYTE4Nl94dXNiX3JlYWRfZnVzZV9jYWxpYnJhdGlvbihzdHJ1Y3Qg dGVncmExODZfeHVzYl9wYWRjdGwgCj4+PiAqcGFkY3RsKQo+Pj4gwqAgewo+Pj4gK8KgwqDCoCBj b25zdCBzdHJ1Y3QgdGVncmFfeHVzYl9wYWRjdGxfc29jICpzb2MgPSBwYWRjdGwtPmJhc2Uuc29j Owo+Pj4gwqDCoMKgwqDCoCBzdHJ1Y3QgZGV2aWNlICpkZXYgPSBwYWRjdGwtPmJhc2UuZGV2Owo+ Pj4gwqDCoMKgwqDCoCB1bnNpZ25lZCBpbnQgaSwgY291bnQ7Cj4+PiDCoMKgwqDCoMKgIHUzMiB2 YWx1ZSwgKmxldmVsOwo+Pj4gK8KgwqDCoCB1MzIgKmhzX3Rlcm1fcmFuZ2VfYWRqOwo+Pj4gwqDC oMKgwqDCoCBpbnQgZXJyOwo+Pj4gLcKgwqDCoCBjb3VudCA9IHBhZGN0bC0+YmFzZS5zb2MtPnBv cnRzLnVzYjIuY291bnQ7Cj4+PiArwqDCoMKgIGNvdW50ID0gc29jLT5wb3J0cy51c2IyLmNvdW50 Owo+Pj4gwqDCoMKgwqDCoCBsZXZlbCA9IGRldm1fa2NhbGxvYyhkZXYsIGNvdW50LCBzaXplb2Yo dTMyKSwgR0ZQX0tFUk5FTCk7Cj4+PiDCoMKgwqDCoMKgIGlmICghbGV2ZWwpCj4+PiDCoMKgwqDC oMKgwqDCoMKgwqAgcmV0dXJuIC1FTk9NRU07Cj4+PiArwqDCoMKgIGhzX3Rlcm1fcmFuZ2VfYWRq ID0gZGV2bV9rY2FsbG9jKGRldiwgY291bnQsIHNpemVvZih1MzIpLCAKPj4+IEdGUF9LRVJORUwp Owo+Pj4gK8KgwqDCoCBpZiAoIWhzX3Rlcm1fcmFuZ2VfYWRqKQo+Pj4gK8KgwqDCoMKgwqDCoMKg IHJldHVybiAtRU5PTUVNOwo+Pj4gKwo+Pj4gwqDCoMKgwqDCoCBlcnIgPSB0ZWdyYV9mdXNlX3Jl YWRsKFRFR1JBX0ZVU0VfU0tVX0NBTElCXzAsICZ2YWx1ZSk7Cj4+PiDCoMKgwqDCoMKgIGlmIChl cnIpCj4+PiDCoMKgwqDCoMKgwqDCoMKgwqAgcmV0dXJuIGRldl9lcnJfcHJvYmUoZGV2LCBlcnIs Cj4+PiBAQCAtMTQ5MCw4ICsxNDk2LDggQEAgdGVncmExODZfeHVzYl9yZWFkX2Z1c2VfY2FsaWJy YXRpb24oc3RydWN0IAo+Pj4gdGVncmExODZfeHVzYl9wYWRjdGwgKnBhZGN0bCkKPj4+IMKgwqDC oMKgwqAgcGFkY3RsLT5jYWxpYi5oc19zcXVlbGNoID0gKHZhbHVlID4+IEhTX1NRVUVMQ0hfU0hJ RlQpICYKPj4+IMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoCBIU19T UVVFTENIX01BU0s7Cj4+PiAtwqDCoMKgIHBhZGN0bC0+Y2FsaWIuaHNfdGVybV9yYW5nZV9hZGog PSAodmFsdWUgPj4gCj4+PiBIU19URVJNX1JBTkdFX0FESl9TSElGVCkgJgo+Pj4gLcKgwqDCoMKg wqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqAgSFNfVEVSTV9SQU5HRV9BREpf TUFTSzsKPj4+ICvCoMKgwqAgaHNfdGVybV9yYW5nZV9hZGpbMF0gPSAodmFsdWUgPj4gSFNfVEVS TV9SQU5HRV9BREpfUEFEWF9TSElGVCgwKSkgJgo+Pj4gK8KgwqDCoMKgwqDCoMKgwqDCoMKgwqDC oMKgwqDCoCBIU19URVJNX1JBTkdFX0FESl9QQURfTUFTSzsKPj4+IMKgwqDCoMKgwqAgZXJyID0g dGVncmFfZnVzZV9yZWFkbChURUdSQV9GVVNFX1VTQl9DQUxJQl9FWFRfMCwgJnZhbHVlKTsKPj4+ IMKgwqDCoMKgwqAgaWYgKGVycikgewo+Pj4gQEAgLTE1MDMsNiArMTUwOSwxNyBAQCB0ZWdyYTE4 Nl94dXNiX3JlYWRfZnVzZV9jYWxpYnJhdGlvbihzdHJ1Y3QgCj4+PiB0ZWdyYTE4Nl94dXNiX3Bh ZGN0bCAqcGFkY3RsKQo+Pj4gwqDCoMKgwqDCoCBwYWRjdGwtPmNhbGliLnJwZF9jdHJsID0gKHZh bHVlID4+IFJQRF9DVFJMX1NISUZUKSAmIAo+Pj4gUlBEX0NUUkxfTUFTSzsKPj4+ICvCoMKgwqAg Zm9yIChpID0gMTsgaSA8IGNvdW50OyBpKyspIHsKPj4+ICvCoMKgwqDCoMKgwqDCoCBpZiAoc29j LT5oYXNfcGVyX3BhZF90ZXJtKQo+Pj4gK8KgwqDCoMKgwqDCoMKgwqDCoMKgwqAgaHNfdGVybV9y YW5nZV9hZGpbaV0gPQo+Pj4gK8KgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoMKgwqDCoCAodmFsdWUg Pj4gSFNfVEVSTV9SQU5HRV9BREpfUEFEWF9TSElGVChpKSkgJgo+Pj4gK8KgwqDCoMKgwqDCoMKg wqDCoMKgwqDCoMKgwqDCoCBIU19URVJNX1JBTkdFX0FESl9QQURfTUFTSzsKPj4+ICvCoMKgwqDC oMKgwqDCoCBlbHNlCj4+PiArwqDCoMKgwqDCoMKgwqDCoMKgwqDCoCBoc190ZXJtX3JhbmdlX2Fk altpXSA9IGhzX3Rlcm1fcmFuZ2VfYWRqWzBdOwo+Pj4gK8KgwqDCoCB9Cj4+PiArCj4+PiArwqDC oMKgIHBhZGN0bC0+Y2FsaWIuaHNfdGVybV9yYW5nZV9hZGogPSBoc190ZXJtX3JhbmdlX2FkajsK Pj4+ICsKPj4+IMKgwqDCoMKgwqAgcmV0dXJuIDA7Cj4+PiDCoCB9Cj4+PiBAQCAtMTcwOCw2ICsx NzI1LDcgQEAgY29uc3Qgc3RydWN0IHRlZ3JhX3h1c2JfcGFkY3RsX3NvYyAKPj4+IHRlZ3JhMTk0 X3h1c2JfcGFkY3RsX3NvYyA9IHsKPj4+IMKgwqDCoMKgwqAgLm51bV9zdXBwbGllcyA9IEFSUkFZ X1NJWkUodGVncmExOTRfeHVzYl9wYWRjdGxfc3VwcGx5X25hbWVzKSwKPj4+IMKgwqDCoMKgwqAg LnN1cHBvcnRzX2dlbjIgPSB0cnVlLAo+Pj4gwqDCoMKgwqDCoCAucG9sbF90cmtfY29tcGxldGVk ID0gdHJ1ZSwKPj4+ICvCoMKgwqAgLmhhc19wZXJfcGFkX3Rlcm0gPSB0cnVlLAo+Pj4gwqAgfTsK Pj4+IMKgIEVYUE9SVF9TWU1CT0xfR1BMKHRlZ3JhMTk0X3h1c2JfcGFkY3RsX3NvYyk7Cj4+PiBA QCAtMTczMiw2ICsxNzUwLDcgQEAgY29uc3Qgc3RydWN0IHRlZ3JhX3h1c2JfcGFkY3RsX3NvYyAK Pj4+IHRlZ3JhMjM0X3h1c2JfcGFkY3RsX3NvYyA9IHsKPj4+IMKgwqDCoMKgwqAgLnRya19od19t b2RlID0gZmFsc2UsCj4+PiDCoMKgwqDCoMKgIC50cmtfdXBkYXRlX29uX2lkbGUgPSB0cnVlLAo+ Pj4gwqDCoMKgwqDCoCAuc3VwcG9ydHNfbHBfY2ZnX2VuID0gdHJ1ZSwKPj4+ICvCoMKgwqAgLmhh c19wZXJfcGFkX3Rlcm0gPSB0cnVlLAo+Pj4gwqAgfTsKPj4+IMKgIEVYUE9SVF9TWU1CT0xfR1BM KHRlZ3JhMjM0X3h1c2JfcGFkY3RsX3NvYyk7Cj4+PiDCoCAjZW5kaWYKPj4+IGRpZmYgLS1naXQg YS9kcml2ZXJzL3BoeS90ZWdyYS94dXNiLmggYi9kcml2ZXJzL3BoeS90ZWdyYS94dXNiLmgKPj4+ IGluZGV4IGQyYjVmOTU2NTEzLi44MTBiNDEwNjcyZiAxMDA2NDQKPj4+IC0tLSBhL2RyaXZlcnMv cGh5L3RlZ3JhL3h1c2IuaAo+Pj4gKysrIGIvZHJpdmVycy9waHkvdGVncmEveHVzYi5oCj4+PiBA QCAtNDM2LDYgKzQzNiw3IEBAIHN0cnVjdCB0ZWdyYV94dXNiX3BhZGN0bF9zb2Mgewo+Pj4gwqDC oMKgwqDCoCBib29sIHRya19od19tb2RlOwo+Pj4gwqDCoMKgwqDCoCBib29sIHRya191cGRhdGVf b25faWRsZTsKPj4+IMKgwqDCoMKgwqAgYm9vbCBzdXBwb3J0c19scF9jZmdfZW47Cj4+PiArwqDC oMKgIGJvb2wgaGFzX3Blcl9wYWRfdGVybTsKPj4+IMKgIH07Cj4+PiDCoCBzdHJ1Y3QgdGVncmFf eHVzYl9wYWRjdGwgewo+Pgo+PiBSZXZpZXdlZC1ieTogSm9uIEh1bnRlciA8am9uYXRoYW5oQG52 aWRpYS5jb20+Cj4+IFRlc3RlZC1ieTogSm9uIEh1bnRlciA8am9uYXRoYW5oQG52aWRpYS5jb20+ Cj4gCj4gSSBndWVzcyB0aGlzIHdhcyBtaXNzZWQgZm9yIExpbnV4IHY3LjEuIElmIHlvdSBkb24n dCBoYXZlIGFueSBjb25jZXJucyAKPiBjYW4geW91IHBpY2sgdGhpcyB1cCBmb3IgdjcuMiBvbmNl IHY3LjEtcmMxIGlzIG91dD8KCk9LIHRvIHBpY2sgdGhpcyB1cCBub3c/IEl0IHdvdWxkIGJlIGdy ZWF0IHRvIGdldCB0aGlzIGludG8gLW5leHQuCgpUaGFua3MhCkpvbgoKLS0gCm52cHVibGljCgoK LS0gCmxpbnV4LXBoeSBtYWlsaW5nIGxpc3QKbGludXgtcGh5QGxpc3RzLmluZnJhZGVhZC5vcmcK aHR0cHM6Ly9saXN0cy5pbmZyYWRlYWQub3JnL21haWxtYW4vbGlzdGluZm8vbGludXgtcGh5Cg== From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from SA9PR02CU001.outbound.protection.outlook.com (mail-southcentralusazon11013052.outbound.protection.outlook.com [40.93.196.52]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id AFADA3B9DA1; Wed, 29 Apr 2026 09:11:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=40.93.196.52 ARC-Seal:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777453867; cv=fail; b=HCM2PHmwPlFwM30JOPqO+u8r/VvUE/JJkLlpVxzA5E8z6+9KbBAd8C+sTJPprJLD3iwdHMQjuiR5nWU120N6V4E0d3lmk0UJAYKmtn9E5bKhX80ONNGLhL41LweNRy8xOKqdmHFWglvc3TAfzUUadz7H9ksCS3BQ5TToX9wOwQc= ARC-Message-Signature:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777453867; c=relaxed/simple; bh=NJdplK0C9QK99wyzT3zbwQ440E/AQDLF5SGbL0RLEug=; h=Message-ID:Date:Subject:From:To:Cc:References:In-Reply-To: Content-Type:MIME-Version; b=Sk2ZbRK0jbCOPu7ehcS76/nPk75KVbZUTxrGncPwnc0ntZ3PiGC4oWirA9sZQQwIICLfQFIBy4FvaqTTbid36VJaUP4/dHj1S4Rddtss3TGdFrfs7RQLIvmoC0I/NLO42nmnVCZqX6jMnmgOxo4GLRiz12n+cMyhU+F3alMupYE= ARC-Authentication-Results:i=2; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=nvidia.com; spf=fail smtp.mailfrom=nvidia.com; dkim=pass (2048-bit key) header.d=Nvidia.com header.i=@Nvidia.com header.b=g6nWsXCi; arc=fail smtp.client-ip=40.93.196.52 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=nvidia.com Authentication-Results: smtp.subspace.kernel.org; spf=fail smtp.mailfrom=nvidia.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=Nvidia.com header.i=@Nvidia.com header.b="g6nWsXCi" ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=EjZbyFfsfOK9iCJY7xxtLxzHleKZVnzoFzbkyLEl1wTbmGArz9wv9mFeGzFFP+dI8S5O/y6dSQek8wUPiZiJQizuCFOmbCNov9+sySEQPb23cIN07+Pxmz1Aqo+FxPHw+qThiOxS0unxpSoa5VUwhyTq1vKoZvXncrP8I3uofC2v2KdDgUe2ZbmSyhIwP0HHaVJNpFx/S7P6Zmt7xrL/ZugtbCRGiLuUYJc+x5soDDJEwZ8EyST5IRcFYHxgcE4+blPtytrY41GrpDC+OoYKmlAqXTJ35ADAf4c2zn++4AWdIxmPHAuWm0VL1U1PDn5rEtlQ7TawoMbswbNmWF4Mpg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector10001; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=ShEfvG4M3Ap8U6u8Kv29ELoHnvhCbwMWunFYqLE0pfg=; b=yAd4vau90gHLI87WItGcTOtP97+3RTbDfpX3wSSbwva0SGAPdQmakzGp8hjRnSOQIqMsdUuB/yse0KZej3Zcx2xEHtqlkYqFImgootHMfYtUj7YX/G8YgUtFBLd5xFmPEYfcE1NoQe3xxsXwIxL+L1SgJQvsFNEIZxWWJ8JnV6qPO4I6sFlrmhihffnJTPUGXf5oCYFTuO4dYzy5qEfxs3t6VN7y/8K1WT41HzPPuEj53Ya3Iqd2Q5kE6GDsLgZQASDhdYySmwxU7UC2LnW6kNr1xTAC/yRjzLO6G0UXknUSYBtof+zl+XyDWSh/qHVqxEvFR4dem8V9qxAEJrh0Nw== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=nvidia.com; dmarc=pass action=none header.from=nvidia.com; dkim=pass header.d=nvidia.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=Nvidia.com; s=selector2; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=ShEfvG4M3Ap8U6u8Kv29ELoHnvhCbwMWunFYqLE0pfg=; b=g6nWsXCijUVH9uzLqr2n5+kfS+SaeFAkTExhrCpcaUVZS88eH2XRRE2VJKuG0F95QL8dgALSDai0XgmqmTZ2vZqIazvhjsXHpOrQeqcVyX0gFXUo45XfOgNZPU8763I0J1/JqhEUi+WnQjBMR7v5w38RH+SPFWBYnyRT/jcNW1kGHEM30UVHy27+J/bOtYDrOe5evfl77KAyfzsbFi6yYt4KJ0k1eAnRYFqFnMyODG712EQTTwk7Csb10u6BUqxvyNngVD49eoen0Sz/GO6pMnH33ZN7Zr7bZl3agRB6j6bnw8sg09LcOh6d5Y2OP053OqICUNiYvXfYT8BWzHnngA== Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=nvidia.com; Received: from DS2PR12MB9750.namprd12.prod.outlook.com (2603:10b6:8:2b0::12) by IA0PR12MB8646.namprd12.prod.outlook.com (2603:10b6:208:489::8) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9870.16; Wed, 29 Apr 2026 09:10:59 +0000 Received: from DS2PR12MB9750.namprd12.prod.outlook.com ([fe80::56a8:d6bf:e24c:b391]) by DS2PR12MB9750.namprd12.prod.outlook.com ([fe80::56a8:d6bf:e24c:b391%6]) with mapi id 15.20.9870.013; Wed, 29 Apr 2026 09:10:59 +0000 Message-ID: <77285dd6-e240-4944-a034-a4bc3acf4052@nvidia.com> Date: Wed, 29 Apr 2026 10:10:50 +0100 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] phy: tegra: xusb: Fix per-pad high-speed termination calibration From: Jon Hunter To: Wei-Cheng Chen , jckuo@nvidia.com, vkoul@kernel.org, neil.armstrong@linaro.org, thierry.reding@gmail.com Cc: linux-phy@lists.infradead.org, linux-tegra@vger.kernel.org, linux-kernel@vger.kernel.org, waynec@nvidia.com, wtsai@nvidia.com References: <20260304102649.3670783-1-weichengc@nvidia.com> <82f3ca77-7b8f-41b8-85fb-c502bc343778@nvidia.com> Content-Language: en-US In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-ClientProxiedBy: SJ0P220CA0025.NAMP220.PROD.OUTLOOK.COM (2603:10b6:a03:41b::16) To DS2PR12MB9750.namprd12.prod.outlook.com (2603:10b6:8:2b0::12) Precedence: bulk X-Mailing-List: linux-tegra@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: DS2PR12MB9750:EE_|IA0PR12MB8646:EE_ X-MS-Office365-Filtering-Correlation-Id: 272d0ec2-99bf-43a5-7995-08dea5cf3ac1 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|376014|1800799024|10070799003|366016|18002099003|56012099003|22082099003; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:DS2PR12MB9750.namprd12.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230040)(376014)(1800799024)(10070799003)(366016)(18002099003)(56012099003)(22082099003);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 2 X-MS-Exchange-AntiSpam-MessageData-0: =?utf-8?B?Y1JMU2drOXEwV3JqTXpteVpBbXNvaWFJNVQzTjZSbzJDRFhTWFd6ejVtNnQr?= =?utf-8?B?aTk5YlM2ZHVaajVRSXJVQ0FwZ2N6cUdNTEFqVnpxd2lEcUo2aGo1WWJ6eXJa?= =?utf-8?B?a3JpZThXVVhpR2pxeUlnZVIrVU1VYnV3LzlWVHF3WVRXbHZPQmNRenk2TDQ4?= =?utf-8?B?SXFyMTN6cks1THMwbmVUYVNaVG85VVBldnNXNS9YcmtGeStKNjk1SzVZZ0p6?= =?utf-8?B?ZFpJTjREYjg4U25XZXVCVGxCSjhuYUdjYXdvd2paaFNyd2hZYXIybVZEdXQw?= =?utf-8?B?aDJ1SkJFc0NLdzRLeW10Yys5OUpOWVVERnNoRWpCZGhRVW5hTlhscGJSditF?= =?utf-8?B?YmxlT3pTOEVSbjFWckRSdFdMSWtHTk91aUFRbkI3UmJqZjVzZE5OS29oVTIz?= =?utf-8?B?bXIxYkNnYkM0ajVZWDVEb1RianBCUXArTVJMKzFja3R4QlNrK0RrazBTdGVa?= =?utf-8?B?YytWZmhPcWZST1hqTlFNbzdpTGVuVDBEbVlTd2h5ZWs1ZjVhalVveXdVYWlY?= =?utf-8?B?ZGZCQXFZaUpnYzMxMkpKTzlVa3FWM3ZPZzc4SmV0NFM4eU82L0l2aXowN2dx?= =?utf-8?B?TDk3bnBwNm5SeU5rM1VCMGtsb2dTRTF5ZlFmZ0ovaVlzVVNramJYVU5oV1Q2?= =?utf-8?B?MHBZYlhzZjM4RVMxUmxOWTV1L1o2anpaZXlIVEJPQ1pNdHZkVkE0bjF3Mk5x?= =?utf-8?B?Rnp2b01nN1lRbHI5RmNHQkF4WHRmcG1mUDZ3ZjJpSVYydTBLSUNobHV3dUFo?= =?utf-8?B?RUZKcTFUSnZWU0hXbjMwY2lwTmlNVkU4eXhXTUVidkowTDhoUHZBaER4NnVZ?= =?utf-8?B?eGVCSTExV29kTE16UmNSRFM5VEpuMjB4MzhTYlkyQ3ZyZTZCbnFQaGowUUNM?= =?utf-8?B?WnY5NzQ2dlFMc1hRK0x5YmVXS0hCM0JQRm5PSGc2NFRMdDNqamFXNStmRG00?= =?utf-8?B?OU0wSjVrQ1p5emczVzBiUk5qM0xhK0ZnNGwreXovUCtrTFhsMzlSelZUMDNC?= =?utf-8?B?Q3A4SkRNOEY4Undaa2Nsd3VZeUk4NS9WRWNUVVlud2dpSnFmZUE2bE8rYmlu?= =?utf-8?B?N2R0MC90M1pGeWFxdkZ4VlJxVzU1V2pUMlBjQjlRMEtmaENxZmN2Uk9CRzVj?= =?utf-8?B?T3czZHo3d1A1YWFPNlNtSTl2RGNHUlFKYnRub3JEVFNvM3dyaThLaGx5cm0x?= =?utf-8?B?VHJ5VXlsWjVWb1BUOUd2aTRRUitUd0ZnajZza1NVSDRDcEFOQVBZZVBDYUF3?= =?utf-8?B?Zk45VWphdlg0NTUwQmYwMUZNQ0JCUzBhNDI5Um95ZzQrZ3JidXlSRkQ4UTlW?= =?utf-8?B?dXZvSUR6OEh2SGtqK3Ewa3VBMXFtblBIeXlOcmdBcmFsejFwOWppdTZyUHFC?= =?utf-8?B?dDQzeEVHVHFJeEc5ak1KOHoyVUIyallJZTBsWUV5a0s2SEFad0daQUpiRlgz?= =?utf-8?B?bnVwUUdMUWI0ODk4TWRrbDBiV05oOGxFbUFEaGttWlFIV1N6ZDJxNGttN3cx?= =?utf-8?B?WHJ6eHd0bmlaZjZySU1PK28rSDI3dSs4UEQzWjFlS3pHeURjb0prbS9zVDNy?= =?utf-8?B?NVR5QXN1MUpiVEJGVmwrNmVuWCt0aDlpbmp4VFI3eTFRVUxvdFRzU0N1clQ1?= =?utf-8?B?THBra2lsUENGb25LV0c3T2p6M0E4Q3JCbVNNUllDNnRXZ29sWlM1em14bWF5?= =?utf-8?B?b0tzZ2dEeTBKY3ZBQU5FejkrV0RSUWMzejZJMS9OQWNtbXp2OGlpVTZmWmNB?= =?utf-8?B?L2loZjNBYXkyVXc0S2ZpWVlqb2dHSmJKMzRRVjhUYVdSUi94SjM4R240VWZZ?= =?utf-8?B?ZmcvZlNuQnRIQUhXUm5vUlNxeXQxUjZqODRhZG1rZVpCMWF2WkNmMjVKZ1ZU?= =?utf-8?B?RWRSdE95U1FERnBuZXJDalNEekdyZGR2QnNKUGNlS1ZzZ1Bubm9tWVA2QTgw?= =?utf-8?B?eHg0YmE4UUsyMnk4ODQ3T0xwbXVkUGZDaXBJRkhjTURUSzNFS1cwOW16Wlpj?= =?utf-8?B?SnQ0b2N2VnpHL2NTOEhwM0ZVTC9WbHlsV2R3UlV5R00vVUdCV2VZUGw3cVhs?= =?utf-8?B?QTNwY1ozazNMb3Y0dE0wSk9ob3JMaXhvSXpMV2kvdGNLbXFrVTFRanFHblZ3?= =?utf-8?B?WVlRRy8zRHRxYnA5K1h6dzlUWWZGa0VqWkNHV3AvbzVMM0hYUHFkU3VkWkpB?= =?utf-8?B?YXJvRTZpeVIyR3FzejAzUWJRb2lrdk52V0s3b2JTcXluSXdTSjFjVVVuQ2ND?= =?utf-8?B?VlNTNXlaUzY2aS9DU3d1QksyLzMwaTlrUWFwcWNrRStveTFKU1dERlJiaFE5?= =?utf-8?B?Qi9yd2I3dkdTNUxXa2xnUUNsQW5YN01tb1ROenRYQU11bGJXWGRBSkp3V1JJ?= =?utf-8?Q?C8gtQHBl8Reribn4kfLQGhRbnfq46tiDIx9G3HciLPl9S?= X-MS-Exchange-AntiSpam-MessageData-1: qN124gVNLD4kHw== X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-Network-Message-Id: 272d0ec2-99bf-43a5-7995-08dea5cf3ac1 X-MS-Exchange-CrossTenant-AuthSource: DS2PR12MB9750.namprd12.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 29 Apr 2026 09:10:59.6881 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: K7UpOx/wIqx6mKYawnbQWY63lfvxqcyX4r9gE7E2vKXR8KWsG+u7myIu2JlwKTPdZWr2qa2pVC8EpAQx7nC7iw== X-MS-Exchange-Transport-CrossTenantHeadersStamped: IA0PR12MB8646 Hi Vinod, On 17/04/2026 09:23, Jon Hunter wrote: > Hi Vinod, > > On 24/03/2026 09:11, Jon Hunter wrote: >> >> On 04/03/2026 10:26, Wei-Cheng Chen wrote: >>> From: Wayne Chang >>> >>> The existing code reads a single hs_term_range_adj value from bit field >>> [10:7] of FUSE_SKU_CALIB_0 and applies it to all USB2 pads uniformly. >>> However, on SoCs that support per-pad termination, each pad has its own >>> hs_term_range_adj field: pad 0 in FUSE_SKU_CALIB_0[10:7], and pads 1-3 >>> in FUSE_USB_CALIB_EXT_0 at bit offsets [8:5], [12:9], and [16:13] >>> respectively. >>> >>> Fix the calibration by reading per-pad values from the appropriate fuse >>> registers. For SoCs that do not support per-pad termination, replicate >>> pad 0's value to all pads to maintain existing behavior. >>> >>> Add a has_per_pad_term flag to the SoC data to indicate whether per-pad >>> termination values are available in FUSE_USB_CALIB_EXT_0. >>> >>> Fixes: 1ef535c6ba8e ("phy: tegra: xusb: Add Tegra194 support") >>> Cc: stable@vger.kernel.org >>> Signed-off-by: Wayne Chang >>> Signed-off-by: Wei-Cheng Chen >>> --- >>>   drivers/phy/tegra/xusb-tegra186.c | 33 ++++++++++++++++++++++++------- >>>   drivers/phy/tegra/xusb.h          |  1 + >>>   2 files changed, 27 insertions(+), 7 deletions(-) >>> >>> diff --git a/drivers/phy/tegra/xusb-tegra186.c b/drivers/phy/tegra/ >>> xusb-tegra186.c >>> index bec9616c4a2..4452e73fb82 100644 >>> --- a/drivers/phy/tegra/xusb-tegra186.c >>> +++ b/drivers/phy/tegra/xusb-tegra186.c >>> @@ -20,8 +20,8 @@ >>>   /* FUSE USB_CALIB registers */ >>>   #define HS_CURR_LEVEL_PADX_SHIFT(x)    ((x) ? (11 + (x - 1) * 6) : 0) >>>   #define HS_CURR_LEVEL_PAD_MASK        0x3f >>> -#define HS_TERM_RANGE_ADJ_SHIFT        7 >>> -#define HS_TERM_RANGE_ADJ_MASK        0xf >>> +#define HS_TERM_RANGE_ADJ_PADX_SHIFT(x)    ((x) ? (5 + (x - 1) * >>> 4) : 7) >>> +#define HS_TERM_RANGE_ADJ_PAD_MASK    0xf >>>   #define HS_SQUELCH_SHIFT        29 >>>   #define HS_SQUELCH_MASK            0x7 >>> @@ -253,7 +253,7 @@ >>>   struct tegra_xusb_fuse_calibration { >>>       u32 *hs_curr_level; >>>       u32 hs_squelch; >>> -    u32 hs_term_range_adj; >>> +    u32 *hs_term_range_adj; >>>       u32 rpd_ctrl; >>>   }; >>> @@ -930,7 +930,7 @@ static int tegra186_utmi_phy_power_on(struct phy >>> *phy) >>>       value = padctl_readl(padctl, >>> XUSB_PADCTL_USB2_OTG_PADX_CTL1(index)); >>>       value &= ~TERM_RANGE_ADJ(~0); >>> -    value |= TERM_RANGE_ADJ(priv->calib.hs_term_range_adj); >>> +    value |= TERM_RANGE_ADJ(priv->calib.hs_term_range_adj[index]); >>>       value &= ~RPD_CTRL(~0); >>>       value |= RPD_CTRL(priv->calib.rpd_ctrl); >>>       padctl_writel(padctl, value, >>> XUSB_PADCTL_USB2_OTG_PADX_CTL1(index)); >>> @@ -1464,17 +1464,23 @@ static const char * const >>> tegra186_usb3_functions[] = { >>>   static int >>>   tegra186_xusb_read_fuse_calibration(struct tegra186_xusb_padctl >>> *padctl) >>>   { >>> +    const struct tegra_xusb_padctl_soc *soc = padctl->base.soc; >>>       struct device *dev = padctl->base.dev; >>>       unsigned int i, count; >>>       u32 value, *level; >>> +    u32 *hs_term_range_adj; >>>       int err; >>> -    count = padctl->base.soc->ports.usb2.count; >>> +    count = soc->ports.usb2.count; >>>       level = devm_kcalloc(dev, count, sizeof(u32), GFP_KERNEL); >>>       if (!level) >>>           return -ENOMEM; >>> +    hs_term_range_adj = devm_kcalloc(dev, count, sizeof(u32), >>> GFP_KERNEL); >>> +    if (!hs_term_range_adj) >>> +        return -ENOMEM; >>> + >>>       err = tegra_fuse_readl(TEGRA_FUSE_SKU_CALIB_0, &value); >>>       if (err) >>>           return dev_err_probe(dev, err, >>> @@ -1490,8 +1496,8 @@ tegra186_xusb_read_fuse_calibration(struct >>> tegra186_xusb_padctl *padctl) >>>       padctl->calib.hs_squelch = (value >> HS_SQUELCH_SHIFT) & >>>                       HS_SQUELCH_MASK; >>> -    padctl->calib.hs_term_range_adj = (value >> >>> HS_TERM_RANGE_ADJ_SHIFT) & >>> -                        HS_TERM_RANGE_ADJ_MASK; >>> +    hs_term_range_adj[0] = (value >> HS_TERM_RANGE_ADJ_PADX_SHIFT(0)) & >>> +                HS_TERM_RANGE_ADJ_PAD_MASK; >>>       err = tegra_fuse_readl(TEGRA_FUSE_USB_CALIB_EXT_0, &value); >>>       if (err) { >>> @@ -1503,6 +1509,17 @@ tegra186_xusb_read_fuse_calibration(struct >>> tegra186_xusb_padctl *padctl) >>>       padctl->calib.rpd_ctrl = (value >> RPD_CTRL_SHIFT) & >>> RPD_CTRL_MASK; >>> +    for (i = 1; i < count; i++) { >>> +        if (soc->has_per_pad_term) >>> +            hs_term_range_adj[i] = >>> +                (value >> HS_TERM_RANGE_ADJ_PADX_SHIFT(i)) & >>> +                HS_TERM_RANGE_ADJ_PAD_MASK; >>> +        else >>> +            hs_term_range_adj[i] = hs_term_range_adj[0]; >>> +    } >>> + >>> +    padctl->calib.hs_term_range_adj = hs_term_range_adj; >>> + >>>       return 0; >>>   } >>> @@ -1708,6 +1725,7 @@ const struct tegra_xusb_padctl_soc >>> tegra194_xusb_padctl_soc = { >>>       .num_supplies = ARRAY_SIZE(tegra194_xusb_padctl_supply_names), >>>       .supports_gen2 = true, >>>       .poll_trk_completed = true, >>> +    .has_per_pad_term = true, >>>   }; >>>   EXPORT_SYMBOL_GPL(tegra194_xusb_padctl_soc); >>> @@ -1732,6 +1750,7 @@ const struct tegra_xusb_padctl_soc >>> tegra234_xusb_padctl_soc = { >>>       .trk_hw_mode = false, >>>       .trk_update_on_idle = true, >>>       .supports_lp_cfg_en = true, >>> +    .has_per_pad_term = true, >>>   }; >>>   EXPORT_SYMBOL_GPL(tegra234_xusb_padctl_soc); >>>   #endif >>> diff --git a/drivers/phy/tegra/xusb.h b/drivers/phy/tegra/xusb.h >>> index d2b5f956513..810b410672f 100644 >>> --- a/drivers/phy/tegra/xusb.h >>> +++ b/drivers/phy/tegra/xusb.h >>> @@ -436,6 +436,7 @@ struct tegra_xusb_padctl_soc { >>>       bool trk_hw_mode; >>>       bool trk_update_on_idle; >>>       bool supports_lp_cfg_en; >>> +    bool has_per_pad_term; >>>   }; >>>   struct tegra_xusb_padctl { >> >> Reviewed-by: Jon Hunter >> Tested-by: Jon Hunter > > I guess this was missed for Linux v7.1. If you don't have any concerns > can you pick this up for v7.2 once v7.1-rc1 is out? OK to pick this up now? It would be great to get this into -next. Thanks! Jon -- nvpublic