From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from CY7PR03CU001.outbound.protection.outlook.com (mail-westcentralusazon11010004.outbound.protection.outlook.com [40.93.198.4]) (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 5BD5431A07F; Mon, 5 Jan 2026 11:56:46 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=40.93.198.4 ARC-Seal:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767614213; cv=fail; b=QYAjBhpUeKU5FIbYRkIcG2Iznz9mmprO/KPPB1CyATOf3d6WCWVTrvRroZFPGrHp4xQugkIP3GhG+u41X8lgBkAm7lqLOyF+6l/9XaQWQbVrNpvzribRK5VT+DqqR6xey+74pRdrigf10G8sXxc2TSW3Ww0LxeVYO/YZkVAp/AA= ARC-Message-Signature:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767614213; c=relaxed/simple; bh=taTKrM7jm4PtnP4o7/Xzpsx8t3NSrMy3lAI9lI5ZUr0=; h=Message-ID:Date:Subject:To:Cc:References:From:In-Reply-To: Content-Type:MIME-Version; b=iUWFNKfbEOfsj5luhh9HxEJagaRm6FBVqANUyIMVkHYOAY2WJk1eTp3Tpo0hEG7lQIx6+P6PGVuwelUHk9JJJHdsJEvg4lEHCARLPlHD/AaKYB9PItKFDmeb9UCAcwBzHDJrMUhcol43gyUuyn6hHUtgEKddv867PSBQQ4MUYjM= 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=b1hF00yG; arc=fail smtp.client-ip=40.93.198.4 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="b1hF00yG" ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=d6pDWO6r5UjZlb9OK/N+bydlciXbBMr6Icw2gjYuSsol8kQcOCjK1w1FYtiag6qh8lmcd4PN22ETXk6H22A+mrYpzTvodw3jDxK3QeeIUoQ0qlbKnicT1QiEviaqyyH0bnwdb/HuLadvfBQ17ODTW68kXUZvk3SwjvRM3M+oSZkKuXGNWL95AwVexETIjjYqwFnK7DI8uWuXYYPrRhZM22EttDjOK2mJnXw4XcyBMD/TOGIEMJk3apLKOMQXzAbp6LNh669ndlIZrqYKLfEekc4KiaZ/sjsz9+0NuZYzLNqkomFvZfpXo/ucymh4lSw3bbc5UpOV/U2TqWem6jA2eg== 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=z+Y3NPND3w2i55JwAykFa3/mdJ04az2DEXtfYiVia1U=; b=Odxp8T9hFIdQ7rZU1RVP+DDcTqjLCfYTI1zffn4Hm9JvMUeL3a5jjAW3MakxafoEuN2U66WM4Jb2vE5woADHBnXqQjQXrl4B8m93zeT/6Mrhn3cfCuUjRoE1qo4oGTJB4hENcXquAMQYdrOUWqU49yjYwOcpQhMt1BuBUKsahXjUPRIn9f06/L4qTvuQGPK3EfzIk1q09KX+c5+mD7jRj5LHX2yCQlZVrFCT9NoK8lJN0oUy1sX/oD15cX99AfqfLPX1tN3pS+ZBk4tAD52vjQBaiPX8bKADLEyN8WWp7KzCqhAYFDBY5EEsWva4hHW0dRh8O61QbKRQyWf3TI8p9w== 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=z+Y3NPND3w2i55JwAykFa3/mdJ04az2DEXtfYiVia1U=; b=b1hF00yGdtPYfd1+FTB04m1qTS72Uq7NDKAD5EgW0RH0yHaw7RteWLo/9flMijBs+ygonI0rubfMuUdKkt2Z3CIVwP5eggP1qBZSnM/9/VSNszdJnQ67EH6W7X8fVOTw7dJ/LzWE2ham6mQ/PV6HOC2mLJV925sG8cieecZrtUPJm27kM6/wZD7AOJjmqPAgBXYKhdKBSEjpB8ixRb+e0JCRMuU8xnxsf9pdYEf94mDh0NAaAZ+f59NpKbX2MnzBpn8oDQQHlvXX38xbwPze8wvrTw64BJkp1Ju6KKDsfeOvpx5ia4CkYwTiP4gR7inM6b7VzgJNgYsRiakFxRLc1Q== Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=nvidia.com; Received: from SJ2PR12MB8784.namprd12.prod.outlook.com (2603:10b6:a03:4d0::11) by CH8PR12MB9791.namprd12.prod.outlook.com (2603:10b6:610:254::14) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9478.4; Mon, 5 Jan 2026 11:56:43 +0000 Received: from SJ2PR12MB8784.namprd12.prod.outlook.com ([fe80::1660:3173:eef6:6cd9]) by SJ2PR12MB8784.namprd12.prod.outlook.com ([fe80::1660:3173:eef6:6cd9%7]) with mapi id 15.20.9478.004; Mon, 5 Jan 2026 11:56:43 +0000 Message-ID: <7bfb3ebc-2e8b-4fcc-8d13-a6f3e0b7141e@nvidia.com> Date: Mon, 5 Jan 2026 11:56:37 +0000 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] pci: controller: tegra194: remove dependency on Tegra194 SoC To: Niklas Cassel , Manivannan Sadhasivam Cc: Francesco Lavra , thierry.reding@gmail.com, Lorenzo Pieralisi , =?UTF-8?Q?Krzysztof_Wilczy=C5=84ski?= , Rob Herring , Bjorn Helgaas , Mayank Rana , Thomas Gleixner , Shradha Todi , Thippeswamy Havalige , Inochi Amaoto , Vidya Sagar , linux-pci@vger.kernel.org, linux-kernel@vger.kernel.org, "linux-tegra@vger.kernel.org" References: <20251126102530.4110067-1-flavra@baylibre.com> <5cwg6tg2y2q4mkns5zblenvhhovnz52dp5bo4uyghs4yledh3v@7apj6wwy3kjf> From: Jon Hunter Content-Language: en-US In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-ClientProxiedBy: LO4P123CA0525.GBRP123.PROD.OUTLOOK.COM (2603:10a6:600:2c5::8) To SJ2PR12MB8784.namprd12.prod.outlook.com (2603:10b6:a03:4d0::11) Precedence: bulk X-Mailing-List: linux-pci@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: SJ2PR12MB8784:EE_|CH8PR12MB9791:EE_ X-MS-Office365-Filtering-Correlation-Id: 83005e4c-4c00-4482-8f4e-08de4c517ea1 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|376014|7416014|1800799024|366016|10070799003; X-Microsoft-Antispam-Message-Info: =?utf-8?B?YUR6d1RWQzVIY3hHUUNNTTBZQ0ZVVE8va0FML0hON1FPcEFDQzBJWjFnVXJE?= =?utf-8?B?UzVYQVBwbkdaTVlsdVdKOXFWb2lxelpRTUp5WHRmbTNwMUllS0dKb2pRS2V5?= =?utf-8?B?VzE4YXpmQ0hXUFRFSXMzRWgwVHFTY1g4bG1QT2tFTEVGTG94QTlrU2J3aFk1?= =?utf-8?B?eEVlSENUZXRORk9VYkNZNFF2Qi9QR3JWUU04b0h4YWh5RjNWTXlqMm00cW04?= =?utf-8?B?YVRiUWtGc0VDVmtLeStFSHJxbWl1S2JIMk5zWDJBd3JvVDhxaXZkaFk3VmJr?= =?utf-8?B?cVdSTVBCa1Rzb1F5NTZPZGRla1Y5OFF6UFpwWnNlcGt0ekxZN1Z2RkptQUZ5?= =?utf-8?B?VzlES3ErVHJ2UVQvQWJzR3l5d1ZsMnM4OExlNEoxYU1UNVVwSVdmMlYyVkNW?= =?utf-8?B?Nm9TUkdyVHo0TGxpeXpuS2pyUjljcnZVSzlUM2dmV0pxK1F1SXNXUzhGRWtW?= =?utf-8?B?ek9WblJhb3l6UDBGSk5COXFsWDRUaTlrcjJXSHVBUllBVEFHLzRSbzh5amJP?= =?utf-8?B?NnltTVEybDhTNmJkaFhxWmYyM0pjZFNSTWVtNGhKRW5IeFNVZHlIbUhjQWYz?= =?utf-8?B?OE9wZlM3a3hHaHJIMENsTUU4b1hmRUpMNk1UM2N6d1l3UFYyMFBLcEhJVEs0?= =?utf-8?B?cFUvaldQS25udERNUGIvSXRINFZWYW5TR0UxbHI4ajRvVWZxMGlqaVhxdGlQ?= =?utf-8?B?YWtQMEVGNS8vVTZ3cXhWT2lIN1NsaEI3c1dHVmJlTmJhMFZyQ1ZXc3lQMHAr?= =?utf-8?B?QjZqdlU1TSsvQVZpaUh2WVFjeXpkTXoyUWJDbitiY21SeXpTdndDaHJ6cTdR?= =?utf-8?B?anJtWURMYURITXZ3YWM0WS83bWEwcVIxcjM3ZEd5dmp2V3ZSaWpZd0N3bUtL?= =?utf-8?B?OGpqY3EzZjdIZkdwRGlwc3lWQk9kYjJVcnIwK1E3VFBiQzREOTdTWnk1VnhY?= =?utf-8?B?OFZqYzFnakNKbVM0dTlFVEkydElJdkRERGNZaXB0c2pnTDN4NHM5aEtEYlZV?= =?utf-8?B?YUdzL0F1blVSVUNvcjNwNU43ZmxmaEY3RG1lMDZWc0gxejNzNWZ1TmNLdkdF?= =?utf-8?B?c2ZNTTBTREt5WXBEUUl3cmF2WHBWa3g0b2ZHUU9ySVplTUs4cGFJMVJyUHM5?= =?utf-8?B?TW1PWDNFaUtBdW5qcDl1MmY2dWVRRGRGV0VyK2U4N1hIZTUxaDRheVhkYXJU?= =?utf-8?B?cVFiTHViZDJkVmovL2ZlQlZjVzgvRnBXZ3JoeGNES3d5VzZZYTVnRXpHN3RZ?= =?utf-8?B?T0hNdlE5N1ZLV1JJUExiemhPYkxCNUo1VnV4K1l6Wi9XbDdpWTlPbURnency?= =?utf-8?B?ZmpaWENGZEM5bDlzdWpYdy8vcWNoRU9VY2hMZE43c2FoaFNCRHBXQVpTNklD?= =?utf-8?B?U3ZRZnNpSS9xSHc4RC9JNTdpb2ZZdlpRb0RNNDUzRXBFMGM4S0JBQ2ZtM0ho?= =?utf-8?B?b0NJRnlXL2J6bld6dFdWbnF0ZU0zNFMwaW1DSTdCV0RKQjhGd1hDaFdVcWxa?= =?utf-8?B?OCszT0k5U3ZPWHVQemVUb3VmaytOSW1EL2VCZWFSQkwxT0V4bEx1YXgzQlpX?= =?utf-8?B?RS9UUXNQMG94TWZ0ODFyVGZSSG9yZ21tUG1Wcm91bGFZcWRpM3l3V0JXR1dv?= =?utf-8?B?T1RuYzF2MFRsR0dQcktkcHpQUFFldkhuSEFLSmJPbnR0ZG9Ub1FPVlBPRnd0?= =?utf-8?B?QkFEcVROT3dlUy82U24wN2hUdXo5LzhLL0FvQjBaYU1IUVcxY0RybEZZOGxa?= =?utf-8?B?R05YU05lYi83WFIvQlNRS1NJZTJvM3RJYzRsdlMrUG41ME1XWnRtUnQvY0xx?= =?utf-8?B?YllnaFNENnAyRUpHYVV1UVlXK2ZEVjY0SGliQ3c5aUp2blE2cU1jajZwcnRX?= =?utf-8?B?ci92UmNVL01CR1ZjbURxN0FMdlcwM0V3eFcxNjMrWlVWK0pJWTdwTWgvWTVx?= =?utf-8?B?U1EwaE84NnpCOU1sdy8yc1pXd2dpZ3RWTUI1dkEvcVpjWEs1aWJaaE5SSTF6?= =?utf-8?B?TDd6M2pGdGpRPT0=?= X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:SJ2PR12MB8784.namprd12.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230040)(376014)(7416014)(1800799024)(366016)(10070799003);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 2 X-MS-Exchange-AntiSpam-MessageData-0: =?utf-8?B?c2s4NXBqUFRMeHk1MlRuZGx5em9MT1djWEU3TVNNOGpwVGZSMmlLYTRlNzZi?= =?utf-8?B?N0NNN0NHcVFaTERGWmZGTk0wK002SWJoL3RYeHlkYlJNMXhCZDd3cHNnZHdM?= =?utf-8?B?WU8wcnIzazFiSFJXSUxaOG5TWllEd21rcUZtQ2IwdFB6aHFzVnp3WWNlK0Rz?= =?utf-8?B?czV0VDJaK0pTWEpjMlIwT1B2L001VHl0ZTgvd2J5OVJZL3NGVHN2WVdtbzJp?= =?utf-8?B?eWhjTlU1Y1g2aWZRWlpQYThhdzlRU0FqeS9jbHo0dlNWTTZlUHNGMnd4cHFl?= =?utf-8?B?Qm1laFJsclM3MWZMdW4wOXpLQ3BPL1RaZHROMm5SK0EwcE1ldVZxbWZXSlZk?= =?utf-8?B?RWMxMDh3K1JTMEhJVmcxNE80MEczWm9XUkJNVDZxVDZpUHlmQXF4RE5SV2N6?= =?utf-8?B?THVuM3I5YTY4blFtSHNLSTRvNVd3MHdlOVpFNnZpTTh1c3V4SW1nUElMYW9m?= =?utf-8?B?SSttamlFQkJYWGZQVCtsa2RXVHVlVXJ0VlArTDN3ZUc0NkhibUpQTFNjaVEz?= =?utf-8?B?Z0l3YVhEWlAzRmZ6N3hXc1FwN2xlbjcrQ1lhN2NqYWc2cUU2b1d5QitFWGxy?= =?utf-8?B?NHIvNWxCZjI3Tk0yaGR5UHIzTUtoZjFzRW5NUS9mdEJIYUF2Y3VXWlJPRk9j?= =?utf-8?B?NDZKMlFNMzRYVGIwcEQ5VGo3SXJLblBBVjRMa2htbjJ4OHRIVXZ5UFg4TnFZ?= =?utf-8?B?YUtxMzY0UURYWVl3RnhSYk9sbzNuREUrSENFUzdibGhBckFjOUl2djJUOUc3?= =?utf-8?B?QU91bDM2NlFxNHV4MENZUFVDb2hvcWszUm1sTjNWekpsS2J5NEYrSUZ1NUla?= =?utf-8?B?RUFEdlFRelpRaXgvcXdtUkNIYmU0aE44MTZhcmNmQWVCNVJJWXpPS1ZCbUh0?= =?utf-8?B?UG8wWHl0UEMvUFdZS1U0MnhvYThYYlBtVG1GcTUrdFhXRkdSTTVEYkJMaTNR?= =?utf-8?B?aEdkNWpaUkN2ZjE4bEtPbVV1bDBKb1lBVEV1ZGgyNkJCQ2ZvR0haNGhReWQ5?= =?utf-8?B?NmhQbGtSZC94MWhEdnUvOEdLZUNRampXdXk1Yi9oTVdNbXFicmI4YlpuOU9l?= =?utf-8?B?VkhPbTFwS3F6UjRGaVA1dnNFTlVneFZiTldHZFZqUmNpTHQ0ZTc2cG9aYTVM?= =?utf-8?B?MlpnT3FERjk5L01xMk9kUEtBeHNYajRnTklITzZPU0x1akU1M0xVWmZ4MWl6?= =?utf-8?B?WHNrTWxCQ0lDM1h0dXBXNXIrUlBzS0d2b2FLR2VaV080WnZVY1VVTzNsdEJF?= =?utf-8?B?VTQ1T054bjQ0eVBQR3R5SnJnVllHTkxUalVpTHViU2VxbmppMGRFNlpWZHJn?= =?utf-8?B?UlBxckF0NXFwc0VXVmpuamZyN0dYU3lrWUxOeGJybG9QL0hsUWk3NHd4Q3Y3?= =?utf-8?B?UWtCRFRscHc1Q1RlUHYvak5hVFhQdXlUdzIyZTc0cy9KVEUxb3JMS0cwNis5?= =?utf-8?B?dUJnbktKY3hSbzNmZGlLMmpoNHB4NWNuQlFpM1pFdmZEZGc5RTVlKzNSNGhv?= =?utf-8?B?dlVWSW14aWRpUzNtSW9WM3lXVVdiajRiUlMrNkVIdFFlV3Z5aHpOV2FUMTJT?= =?utf-8?B?TktXd3RIVDJuc3M5a2JOSG1UWkYxcE5YRE9zZDI2elRyU2w1NDB4ZmhUSnRN?= =?utf-8?B?Yi8zeStzd1BJdWQwajlyNDQ1LzBHenlJcmIxc2ZFemFuVE5EbzZDYjl4bEpF?= =?utf-8?B?d0hTOFZIcEZMWHAvb1U4bVcxTkQ2WDNuL3A0SHVraGVUNWhZdGxQTFpHTTRy?= =?utf-8?B?blpmYzNodkhwQlkyMEZEK0xYSmNqMUN4R2YwTWkvZC8ycnNxcDduRTkxNHB5?= =?utf-8?B?RC93UythVHowMTVlR1lUNXFCUVZaWTBJNVVocHFrNlVkY1ZsVHFwTU9OZi9T?= =?utf-8?B?Qkk1YkcwV0xycWtrT0kzUExHQnh3ejBwRVhhZkFKUlRUdWFkMWdXZkUxNHYw?= =?utf-8?B?d0VSOXp3azFFMmhlZmtlY2hGdjhTcEdubERHYkNaazdFWS9UQi93OWl3TkFW?= =?utf-8?B?Y3A1QWE5RXNOTHdaREt1YU5iZEdta1VXcmo1MnUxSDBnRDk2c0FCU2RlOXNG?= =?utf-8?B?SGJmYzBLSVZxWmFROVZaS1J3V0dEcHFGWnYyUG5rV1hzczRPTDVRUndSQVEz?= =?utf-8?B?OTd4cVJxMkpsUC81bFZPUWM3THp2NkdKRXdSaWM4Z3d3STRKMjBweHpNeFBD?= =?utf-8?B?blpzSzlkeW5ubVNBbGsvUnd3TnFtQ2tXMkliTXh1bDVMcVRqMEpkbkVVT3oz?= =?utf-8?B?TEl0dlRVVmJwU0h0MkZLdEw4ckhVVVRSUU5RZWF0ZGhWYzRWaTVlZnZUdDBu?= =?utf-8?B?cFc3OXhoOHk2MlRXc3JZa01iMmM4ek51VGVqdlN3emZpaHFmU2R4QU91cVI3?= =?utf-8?Q?bDr1Smbe6F7WMJeQ21AK22SjLP3tsO2AknDYaI0v/rx7v?= X-MS-Exchange-AntiSpam-MessageData-1: kZNj+Dgc8Oq/LQ== X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-Network-Message-Id: 83005e4c-4c00-4482-8f4e-08de4c517ea1 X-MS-Exchange-CrossTenant-AuthSource: SJ2PR12MB8784.namprd12.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 05 Jan 2026 11:56:43.5984 (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: cW8U3fDYXbXY4XNGPpAZM2gLk1esfrBvRDF2OHAZmdLsLx2NrviachqBMyB2kuO013ETvnaZqUN5ww9YHxnb6A== X-MS-Exchange-Transport-CrossTenantHeadersStamped: CH8PR12MB9791 On 05/01/2026 09:09, Niklas Cassel wrote: > On Mon, Jan 05, 2026 at 02:09:34PM +0530, Manivannan Sadhasivam wrote: >> On Fri, Jan 02, 2026 at 10:58:15AM +0000, Jon Hunter wrote: >>> >>> On 23/12/2025 06:45, Manivannan Sadhasivam wrote: >>>> On Wed, Nov 26, 2025 at 11:25:30AM +0100, Francesco Lavra wrote: >>>> >>>> + Tegra maintainers >>>> >>>>> This driver runs (for both host and endpoint operation) also on other Tegra >>>>> SoCs (e.g. Tegra234). >>>>> Replace the Kconfig dependency on ARCH_TEGRA_194_SOC with a more generic >>>>> dependency on ARCH_TEGRA; in addition, amend the Kconfig help text to >>>>> reflect the fact that this driver is no longer exclusive to Tegra194. >>>>> >>>> >>>> I vaguely remember asking about this a while back during some other patch review >>>> and I don't remember what we concluded. >>>>> Thierry, Jon, thoughts? >>> >>> So ARCH_TEGRA means that this can be enabled for the legacy 32-bit Tegra >>> devices as well as the current 64-bit Tegra devices (such as Tegra194). >>> Given that this driver is only used for Tegra194 and Tegra234, it seems it >>> would be better to only enable this for Tegra194 and Tegra234 instead of any >>> Tegra. >>> >> >> The dependency means, whenever someone tries to enable PCIE_TEGRA194_HOST, >> ARCH_TEGRA should be enabled. So as long as someone not trying to enable >> PCIE_TEGRA194_HOST for 32bit Tegra systems, ARCH_TEGRA should work fine and >> PCIE_TEGRA194_HOST is not selected by arch/arm/configs/tegra_defconfig. So I >> don't see any blocker with this patch. In fact, many other archs do the same. >> >> But I don't like extending the Kconfig with per SoC dependency as it won't >> scale. > > We already have a patch from Vidya: > [PATCH V4] PCI: dwc: tegra194: Broaden architecture dependency > that was sent 2025-05-08 > > Back then, the reason why it wasn't merged was because it required a > similar change to the PHY driver to go in first: > https://lore.kernel.org/linux-pci/174722268141.85510.14696275121588719556.b4-ty@kernel.org/ > > The PHY driver change was merged in v6.16: > 0c2228731974 ("phy: tegra: p2u: Broaden architecture dependency") > > So, I think we could just merge: > https://lore.kernel.org/linux-pci/20250508051922.4134041-1-vidyas@nvidia.com/ > > (Assuming it still applies.) Yes it does and applying Sagar's patch is fine with me. So it you want to apply Sagar's patch please add my ... Acked-by: Jon Hunter Thanks! Jon -- nvpublic