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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8A136C6FA8E for ; Wed, 21 Sep 2022 15:15:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229521AbiIUPPc (ORCPT ); Wed, 21 Sep 2022 11:15:32 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47934 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229560AbiIUPP3 (ORCPT ); Wed, 21 Sep 2022 11:15:29 -0400 Received: from NAM12-MW2-obe.outbound.protection.outlook.com (mail-mw2nam12on2074.outbound.protection.outlook.com [40.107.244.74]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E0A0E844CA; Wed, 21 Sep 2022 08:15:27 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=CtcYpEuNwdMoGiB9OVi5ZmqPyZRZswmOM/vbr/U/bRxW1UcAW0TKHk/TDdt+Fqoegy/P5o1o83pIxNx7BX9rL0aFk2ZntA7LIigyeY+7/VXzoN6+pwJTArn9ZwSuZ7mL8L6OhLcl5bsFcBbPHzdKNK4ZF7e+ovIY7tQDzZ+6LZtfRQF/RSKUPni/Oeugd/kka2Pn0M/gJNH6V1X6fbAjhq0s4Y/QTAsYLaPXJEYPTDslZbaWoXDBTO9vjD8beCiSFJxmDAxdIJq5lkgK++6hsMJzkm12q2C90Yg2XNX1cwjkEKKlxRxrwE21N48T2xeDT7OAHrEHsI2qSsyFR/M0KQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; 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=Pf9cAmzo/bcul0mmrP6iLRrx67ENy1ea4l7jcDkrOJ8=; b=ne+qTECYIWLYXu9TzkUT0iy/20Rbc2IAtB68anVoqtKh1fLvy5ttoKzl9UWh3MVMUqpXZvCbQxsqzFD1CEKpma+QSx+SlvWmTcyDufYgibw0CSKtniY91pFoHJ/r5pENqUL/HwnjS2aRpJHcNTLlStufn/tWQyXJDh4EktqsNPJQWyk/ng/WStR7uqekwQ87igszTTge0cCkw4CoD9gKf4kEjVie+nxvYXxS3q8xTOVra1KGkQKp8KC3tKQKKsD7pv9UEM3v47n8YT9LAU4q12WetsHMqKMGTGVKXoDyu4qVGUFhKwkesx/pG4X20Zqm0uz5KdpGT10xHIP5AFPHFw== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass (sender ip is 165.204.84.17) smtp.rcpttodomain=gpxsee.org smtp.mailfrom=amd.com; dmarc=pass (p=quarantine sp=quarantine pct=100) action=none header.from=amd.com; dkim=none (message not signed); arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amd.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=Pf9cAmzo/bcul0mmrP6iLRrx67ENy1ea4l7jcDkrOJ8=; b=fWiEuvz/f7brarK64UJeg7nD9wJx63MTdpnpI//+h8vVNfnEIMUvibUfPA4jNrLkXGBhT/SM4UOEcVWlisj0kfC9I9JpNsgL3850GFAmSRG69oyckxGOBc4W4Q8aQ1LV1YqLVcH6+ZLH1Gt350Y0vmtgXGwq2SxFP2+ywvvRERQ= Received: from MN2PR16CA0050.namprd16.prod.outlook.com (2603:10b6:208:234::19) by BY5PR12MB4885.namprd12.prod.outlook.com (2603:10b6:a03:1de::20) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.5654.14; Wed, 21 Sep 2022 15:15:26 +0000 Received: from BL02EPF0000C402.namprd05.prod.outlook.com (2603:10b6:208:234:cafe::25) by MN2PR16CA0050.outlook.office365.com (2603:10b6:208:234::19) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.5654.17 via Frontend Transport; Wed, 21 Sep 2022 15:15:25 +0000 X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 165.204.84.17) smtp.mailfrom=amd.com; dkim=none (message not signed) header.d=none;dmarc=pass action=none header.from=amd.com; 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=SATLEXMB03.amd.com; pr=C Received: from SATLEXMB03.amd.com (165.204.84.17) by BL02EPF0000C402.mail.protection.outlook.com (10.167.241.4) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.20.5654.11 via Frontend Transport; Wed, 21 Sep 2022 15:15:25 +0000 Received: from SATLEXMB07.amd.com (10.181.41.45) by SATLEXMB03.amd.com (10.181.40.144) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.28; Wed, 21 Sep 2022 10:15:21 -0500 Received: from SATLEXMB04.amd.com (10.181.40.145) by SATLEXMB07.amd.com (10.181.41.45) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.28; Wed, 21 Sep 2022 08:15:13 -0700 Received: from [172.19.74.144] (10.180.168.240) by SATLEXMB04.amd.com (10.181.40.145) with Microsoft SMTP Server id 15.1.2375.28 via Frontend Transport; Wed, 21 Sep 2022 10:15:12 -0500 Message-ID: <921a1da6-e378-2632-7b68-ac59e3c24f68@amd.com> Date: Wed, 21 Sep 2022 08:15:07 -0700 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.11.0 Subject: Re: [PATCH v2 2/3] Added Xilinx XDMA IP core driver Content-Language: en-US To: =?UTF-8?Q?Martin_T=c5=afma?= CC: , , , , , , , References: <19bd8ce4-2dde-e985-00f4-09b48decd3dc@amd.com> From: Lizhi Hou In-Reply-To: Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 8bit X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BL02EPF0000C402:EE_|BY5PR12MB4885:EE_ X-MS-Office365-Filtering-Correlation-Id: a8a9f76d-0bc3-4ead-1ec0-08da9be41c3b X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:165.204.84.17;CTRY:US;LANG:en;SCL:1;SRV:;IPV:CAL;SFV:NSPM;H:SATLEXMB03.amd.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230022)(4636009)(346002)(396003)(376002)(39860400002)(136003)(451199015)(46966006)(40470700004)(36840700001)(2906002)(8936002)(4744005)(5660300002)(70586007)(82310400005)(4326008)(8676002)(36756003)(70206006)(44832011)(41300700001)(6916009)(54906003)(36860700001)(40460700003)(478600001)(26005)(356005)(6666004)(53546011)(16576012)(86362001)(316002)(81166007)(31686004)(82740400003)(66574015)(2616005)(31696002)(186003)(426003)(336012)(40480700001)(47076005)(36900700001)(43740500002);DIR:OUT;SFP:1101; X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 21 Sep 2022 15:15:25.4207 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: a8a9f76d-0bc3-4ead-1ec0-08da9be41c3b 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=[SATLEXMB03.amd.com] X-MS-Exchange-CrossTenant-AuthSource: BL02EPF0000C402.namprd05.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: BY5PR12MB4885 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 9/21/22 02:25, Martin Tůma wrote: > > Currently, the V3 patch series does not support register user logic > > interrupt yet. > > This is a showstopper for almost every XDMA based PCIe card. As the > driver "consumes" the whole register space (including the user IRQs > enable/disable registers), there is AFAIK no way how to enable the > user IRQs when this driver is loaded. > > > Could you convert your driver to use this? > > Not without the user IRQs. I provided the patch link for user logic IRQ support in previous reply. You may pull it and patch it on top of the V3 patch series. Lizhi > > M.