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 X-Spam-Level: X-Spam-Status: No, score=-8.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, MSGID_FROM_MTA_HEADER,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 12885C10DCE for ; Tue, 10 Mar 2020 20:55:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C507A215A4 for ; Tue, 10 Mar 2020 20:55:18 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=amdcloud.onmicrosoft.com header.i=@amdcloud.onmicrosoft.com header.b="JzCi/SFg" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726704AbgCJUzR (ORCPT ); Tue, 10 Mar 2020 16:55:17 -0400 Received: from mail-dm6nam10on2059.outbound.protection.outlook.com ([40.107.93.59]:62017 "EHLO NAM10-DM6-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726100AbgCJUzR (ORCPT ); Tue, 10 Mar 2020 16:55:17 -0400 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=AQl579z/o2r9PBmhNTKqNgNdD+dQ1A4k9PUjOL6wf8cOJSUb8KqimntLIdRLcufjMooe22nufgnnmVMJhjHei1KRXAqDwUszAbTCF5wQ4tKHATIt9CTBNsrNdVSkv8sgnOm1DlBeyRvonnhBFeGByWLmpO3AEDI2lyMJuQQlta3+y3eregPiJCKJixpFx3AvhNjDw82NgV785Pc9eL15g7qadyO+WbfhXPtBxQK9C14edGSB88UZBOQ3HFyVuA7kec+lbzi/PB4AHfx3Y8Z9q89vjWXC1TXzUuOb+tQQzRKeVJxDLRGVUj8sicS8hPoe1a8/UhYn80KcovIYNVnfSg== 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-SenderADCheck; bh=aWNOy7UQ+gcEFrKy+Sxi2eXxpoqap/njQwc4iSsQl7E=; b=nKged3WER2yVUJyOXVOXWyqeFJ8uTuExAr5D1O0OWg5i9oToLif6dyqNkagumQBL2lgrgKidZpyjfdplAqD/ePvcXC3YXqOp7qQiFckzqLXSP+g0yFgDMu3wn0/S2TPD47mSLuGPbfBkdn67677xnKuysTVmqzU/vZ8zofj9QClLX7BXXNAJhX2+Wx+s86uvTAa6atE/Kr/iC8IbAhPTFHx2UynIvIUzJUMKeGv1wsxYwgkldf14WJ9AQdlMD5NGfl+Pn7e85QPg80RBu9f8Ow0PbTaOTu+C78CG3anZW9QODHz4QwK5xzkRwYifWrdNTyos/lIZMYd/dJ1XlgPa2g== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=amd.com; dmarc=pass action=none header.from=amd.com; dkim=pass header.d=amd.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amdcloud.onmicrosoft.com; s=selector2-amdcloud-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=aWNOy7UQ+gcEFrKy+Sxi2eXxpoqap/njQwc4iSsQl7E=; b=JzCi/SFgJ4fPawbT3PxRu8jLhyO2aqvNJsxmHHlb6qfilXrYBPBwXdMdp6nEhXxFrmYQMI3JqbOSDpbJaH2BPxCcyJqnhEzsTEVcjgWfQ5QCcCatyoGybKuDfYv3SSBi6VdZOZrL2Da+Su1/m6eVfIVecHMvgoLN+3rWtVGxiFs= Authentication-Results: spf=none (sender IP is ) smtp.mailfrom=Sanju.Mehta@amd.com; Received: from MN2PR12MB3455.namprd12.prod.outlook.com (2603:10b6:208:d0::22) by MN2PR12MB4031.namprd12.prod.outlook.com (2603:10b6:208:16e::16) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2793.15; Tue, 10 Mar 2020 20:55:16 +0000 Received: from MN2PR12MB3455.namprd12.prod.outlook.com ([fe80::f19a:d981:717:3cb6]) by MN2PR12MB3455.namprd12.prod.outlook.com ([fe80::f19a:d981:717:3cb6%2]) with mapi id 15.20.2793.013; Tue, 10 Mar 2020 20:55:16 +0000 From: Sanjay R Mehta To: jdmason@kudzu.us, dave.jiang@intel.com, allenbh@gmail.com, arindam.nath@amd.com, logang@deltatee.com, Shyam-sundar.S-k@amd.com Cc: linux-ntb@googlegroups.com, linux-kernel@vger.kernel.org, Sanjay R Mehta Subject: [PATCH v2 0/5] ntb perf, ntb tool and ntb-hw improvements Date: Tue, 10 Mar 2020 15:54:49 -0500 Message-Id: <1583873694-19151-1-git-send-email-sanju.mehta@amd.com> X-Mailer: git-send-email 2.7.4 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit X-ClientProxiedBy: MA1PR0101CA0038.INDPRD01.PROD.OUTLOOK.COM (2603:1096:a00:22::24) To MN2PR12MB3455.namprd12.prod.outlook.com (2603:10b6:208:d0::22) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from sanjuamdntb2.amd.com (165.204.156.251) by MA1PR0101CA0038.INDPRD01.PROD.OUTLOOK.COM (2603:1096:a00:22::24) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256) id 15.20.2793.14 via Frontend Transport; Tue, 10 Mar 2020 20:55:13 +0000 X-Mailer: git-send-email 2.7.4 X-Originating-IP: [165.204.156.251] X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-HT: Tenant X-MS-Office365-Filtering-Correlation-Id: d14c03be-45a9-4646-ac56-08d7c535558a X-MS-TrafficTypeDiagnostic: MN2PR12MB4031:|MN2PR12MB4031: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:7691; X-Forefront-PRVS: 033857D0BD X-Forefront-Antispam-Report: SFV:NSPM;SFS:(10009020)(4636009)(396003)(366004)(39860400002)(376002)(136003)(346002)(199004)(189003)(86362001)(316002)(66946007)(6636002)(8936002)(956004)(8676002)(5660300002)(81166006)(66476007)(66556008)(52116002)(7696005)(2616005)(4326008)(478600001)(6666004)(6486002)(2906002)(81156014)(26005)(36756003)(16526019)(186003);DIR:OUT;SFP:1101;SCL:1;SRVR:MN2PR12MB4031;H:MN2PR12MB3455.namprd12.prod.outlook.com;FPR:;SPF:None;LANG:en;PTR:InfoNoRecords;A:1;MX:1; Received-SPF: None (protection.outlook.com: amd.com does not designate permitted sender hosts) X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: LX5OGgEoAhaSd0rnSsvGOOjt13ss/MlrJvB+kQXrtDYrcR/7HKlfcPkJo9fklgJxBVlGnyOyRx50V8Muxo5bccR11iVdTBrp4uiFHqHTYJrYkTr59J6yXyTNgK0bfBJnwd49P27JbDILG6pUghMqLcgIj5xXjovPPL3cKGCkTVCse6ii8OQQFwnEnL7ua182hjbxYYDjBOFLNxkjVhGXfQWyPN5TTNM5ew/x0Oap8+vGOMFuRXNaYydq6Oei48Q9/fKW+dtqmBXCCek7sMj6JGNPKNcsVjfA+oHyUrFhXCIMgAjQjdzbE0JVIaUASTpEynbobBpi9GB9lvwZpKRlCGJMbuDiZSwxtMslUJjeYxUwtUTZx1af4ZH0+aJ54VVIu6LZ9oA8HiQ/IeLrqb0hNIG9WpbpdqFSqUOjAp4YygWFrNYQKcWXGhX1ZbDl+jqa X-MS-Exchange-AntiSpam-MessageData: sqeu0tI4hWONAQ9/AP0Vvy5NqIOV9gewiU8Yw3j+MaWHyPO3t+sdxCy1kcchOk9SPPnABEfYoNJewoR6CaG1VzYeHcFizqQCZuvBAf5HiNq/jgIME/eyhzYU2BuB0m8umaL+x6tIo2ZHrW9d2W9yEw== X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-Network-Message-Id: d14c03be-45a9-4646-ac56-08d7c535558a X-MS-Exchange-CrossTenant-OriginalArrivalTime: 10 Mar 2020 20:55:15.9432 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: tHQUssLaIuOFzEDoC/nygrTf0pvfYBCwhu1KKdMGLkQTj187M0tKcusgjlhjOmdyxJRWD4cR2DQBQ8Ee1zOWBA== X-MS-Exchange-Transport-CrossTenantHeadersStamped: MN2PR12MB4031 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This patch series modifies the ntb perf code to have separate functions for CPU and DMA transfers. It also adds handling for -EAGAIN error code so that we re-try sending commands later. Fixes have been made to ntb_perf, ntb_tool and ntb_hw* files. The patches are based on Linus' tree, git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git v2: Incorporated improvements suggested by Logan Gunthorpe Arindam Nath (2): ntb_perf: refactor code for CPU and DMA transfers ntb_perf: send command in response to EAGAIN Logan Gunthorpe (1): ntb: hw: remove the code that sets the DMA mask Sanjay R Mehta (2): ntb_perf: pass correct struct device to dma_alloc_coherent ntb_tool: pass correct struct device to dma_alloc_coherent drivers/ntb/hw/amd/ntb_hw_amd.c | 4 - drivers/ntb/hw/idt/ntb_hw_idt.c | 6 -- drivers/ntb/hw/intel/ntb_hw_gen1.c | 4 - drivers/ntb/test/ntb_perf.c | 167 +++++++++++++++++++++++++++---------- drivers/ntb/test/ntb_tool.c | 6 +- 5 files changed, 126 insertions(+), 61 deletions(-) -- 2.7.4