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=-3.9 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=no 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 7F22AC3A59D for ; Thu, 22 Aug 2019 05:05:17 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 45F1B22CE3 for ; Thu, 22 Aug 2019 05:05:17 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=microsoft.com header.i=@microsoft.com header.b="bOTTPu1G" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731219AbfHVFFR (ORCPT ); Thu, 22 Aug 2019 01:05:17 -0400 Received: from mail-eopbgr690126.outbound.protection.outlook.com ([40.107.69.126]:17030 "EHLO NAM04-CO1-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1731213AbfHVFFQ (ORCPT ); Thu, 22 Aug 2019 01:05:16 -0400 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=U6ExtydRpZj2tyEN57/jbhF6tlGu4rNOtd9CLMRFuiH16oi3t+X25SbGSyyQZtP3JPIXoo4ake+wur5a2/KBq2RUwJIx0DiX8LEaud/wRHJc5T3m5J+1RD07V4/54VmuqyX3XMYOqWcqTrEOInY9lLgEvh+D9Eqt/yGpoMRd2W2oP9dApaNaw20JK+48qYkxwPePS2rq/qeaWEAuMrY9yGeLgYk3S4HFt+6lp4tbi9EWbY7FY34raoLe6tKFJgUYcaa2gDC4X2W41mo/30/Q/d+R1D8l3p2IrZWuhwyzhjQvGD7Z6QuJhef3TnTckDM3MBHuNqalAUvLYc1GZail8Q== 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=KVCTIn/vIAL8X0AnqhNTUetCFjIrt8CHNu1YYIjhKRI=; b=B885Jcsu9LgpjQLW0d9UjaYPnP52Zm6N35iJ4rNx5DOMIk292a+n0G97ydCaszDmGPEWjzqz/3/ZfEQAhBujosXwN76bCUzDDuBByp+JE47O3MgpKDrrtVPwqno+mac25iY7VTQ/GX6O/+JoS1MnJd3UNTYyzEMjr6u/WFuS2lIuxUyI2oJ6ilGDPe0d1i3O61uKnqCKyj9tDuW9Qp0c7DltQvjva30ev4RuwdUrPop348mWIJZ1F3RGKMtTdA0qdbXelZzkH5EPhgEzuHnT0CmkIvHBDpj4KqSlIuk5RI8iFVqY4I2qRT/8Xqxk9ixszv8Rduz2PUFLNspoVEnObA== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=microsoft.com; dmarc=pass action=none header.from=microsoft.com; dkim=pass header.d=microsoft.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=KVCTIn/vIAL8X0AnqhNTUetCFjIrt8CHNu1YYIjhKRI=; b=bOTTPu1GI10sfwpIVSgZyHg/ZeXHrN95tQdWon6q4NMS9/qDOuIkxVE3M0v0la/HBanoKoTnK84E3mvp3hKx+y++6yKiQaDePjBcp0/nd58WXH2lCn8l2eufd08mDeDDM8W5zZm4+QLxAjMEuaLyFEI79HU9LGsoed67Zp9pppk= Received: from MN2PR21MB1248.namprd21.prod.outlook.com (20.179.20.225) by MN2PR21MB1247.namprd21.prod.outlook.com (20.179.20.224) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2199.7; Thu, 22 Aug 2019 05:05:10 +0000 Received: from MN2PR21MB1248.namprd21.prod.outlook.com ([fe80::147a:ea1f:326d:832e]) by MN2PR21MB1248.namprd21.prod.outlook.com ([fe80::147a:ea1f:326d:832e%3]) with mapi id 15.20.2199.011; Thu, 22 Aug 2019 05:05:10 +0000 From: Haiyang Zhang To: "sashal@kernel.org" , "davem@davemloft.net" , "saeedm@mellanox.com" , "leon@kernel.org" , "eranbe@mellanox.com" , "lorenzo.pieralisi@arm.com" , "bhelgaas@google.com" , "linux-pci@vger.kernel.org" , "linux-hyperv@vger.kernel.org" , "netdev@vger.kernel.org" CC: Haiyang Zhang , KY Srinivasan , Stephen Hemminger , "linux-kernel@vger.kernel.org" Subject: [PATCH net-next,v4, 0/6] Add software backchannel and mlx5e HV VHCA stats Thread-Topic: [PATCH net-next,v4, 0/6] Add software backchannel and mlx5e HV VHCA stats Thread-Index: AQHVWKcsgqAQEbW8Yk2+H637twGJJA== Date: Thu, 22 Aug 2019 05:05:10 +0000 Message-ID: <1566450236-36757-1-git-send-email-haiyangz@microsoft.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-clientproxiedby: MWHPR14CA0039.namprd14.prod.outlook.com (2603:10b6:300:12b::25) To MN2PR21MB1248.namprd21.prod.outlook.com (2603:10b6:208:3b::33) authentication-results: spf=none (sender IP is ) smtp.mailfrom=lkmlhyz@microsoft.com; x-ms-exchange-messagesentrepresentingtype: 2 x-mailer: git-send-email 1.8.3.1 x-originating-ip: [13.77.154.182] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: eebbeca8-2afb-4ac5-79c5-08d726be4e97 x-ms-office365-filtering-ht: Tenant x-microsoft-antispam: BCL:0;PCL:0;RULEID:(2390118)(7020095)(4652040)(8989299)(4534185)(4627221)(201703031133081)(201702281549075)(8990200)(5600158)(711020)(4605104)(1401327)(4618075)(2017052603328)(7193020);SRVR:MN2PR21MB1247; x-ms-traffictypediagnostic: MN2PR21MB1247:|MN2PR21MB1247: x-ms-exchange-transport-forked: True x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:4941; x-forefront-prvs: 01371B902F x-forefront-antispam-report: SFV:NSPM;SFS:(10019020)(4636009)(366004)(376002)(346002)(396003)(39860400002)(136003)(189003)(199004)(2501003)(66556008)(54906003)(7416002)(6506007)(53936002)(6512007)(2906002)(4326008)(10290500003)(22452003)(316002)(6436002)(110136005)(66066001)(6486002)(25786009)(386003)(10090500001)(7846003)(6392003)(2616005)(4720700003)(14454004)(52116002)(476003)(26005)(305945005)(102836004)(7736002)(14444005)(186003)(478600001)(486006)(2201001)(71200400001)(71190400001)(99286004)(36756003)(81166006)(81156014)(6116002)(3846002)(66446008)(50226002)(8936002)(66476007)(8676002)(64756008)(66946007)(5660300002)(256004)(42413003)(921003)(32563001)(142933001)(1121003);DIR:OUT;SFP:1102;SCL:1;SRVR:MN2PR21MB1247;H:MN2PR21MB1248.namprd21.prod.outlook.com;FPR:;SPF:None;LANG:en;PTR:InfoNoRecords;MX:1;A:1; received-spf: None (protection.outlook.com: microsoft.com does not designate permitted sender hosts) x-ms-exchange-senderadcheck: 1 x-microsoft-antispam-message-info: diwGDaA3iswgRt0yHuT/wQMxobfqobwagq+czpaTyI+l4KRWFUWZFTPBWceBiEY/kxK3j3LNSaN0lJmA2fyhs5XOtz1Pg9dUbYVKJXhnjkNurcT6z0jYqb51R8W14fs9NdjR+qK2Rbw7kgOdeVJJKz6e6vwZvvh1ZEpbM1P/TeS328lFnt+Ambtd3TmYogV8fghgjzPqy027VAyhWoArKXfml7H5mLutqqLu2jo1ynp9ZekUk2GQe5LMeAYtwOZ06VPeMS2QYBSSKdegyV/YzwDcyLpJEAluCy+LpNgro9G9P+hA10fFJgSbHtLWta0jeDQlizKK7bh61jSxV9BcCtASv5MDtPnIV7kjU2IkjYHskU5v57dskFrlb+YS23NgQkRrZej/17xR/KWuAELKDQf/0ewYCI0+LGmtlU4OHWs= Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: microsoft.com X-MS-Exchange-CrossTenant-Network-Message-Id: eebbeca8-2afb-4ac5-79c5-08d726be4e97 X-MS-Exchange-CrossTenant-originalarrivaltime: 22 Aug 2019 05:05:10.6272 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 72f988bf-86f1-41af-91ab-2d7cd011db47 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: iQYNmiIharqE+Flj95Dhq7A/zObRduURA67TNQ+yBbA4o98lXdNhud2vvHil1q/e3UByXHHY6Qld6DPPPmGxrw== X-MS-Exchange-Transport-CrossTenantHeadersStamped: MN2PR21MB1247 Sender: linux-hyperv-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-hyperv@vger.kernel.org This patch set adds paravirtual backchannel in software in pci_hyperv, which is required by the mlx5e driver HV VHCA stats agent. The stats agent is responsible on running a periodic rx/tx packets/bytes stats update. Dexuan Cui (1): PCI: hv: Add a paravirtual backchannel in software Eran Ben Elisha (4): net/mlx5: Add wrappers for HyperV PCIe operations net/mlx5: Add HV VHCA infrastructure net/mlx5: Add HV VHCA control agent net/mlx5e: Add mlx5e HV VHCA stats agent Haiyang Zhang (1): PCI: hv: Add a Hyper-V PCI interface driver for software backchannel interface MAINTAINERS | 1 + drivers/net/ethernet/mellanox/mlx5/core/Makefile | 2 + drivers/net/ethernet/mellanox/mlx5/core/en.h | 13 + .../ethernet/mellanox/mlx5/core/en/hv_vhca_stats.c | 162 +++++++++ .../ethernet/mellanox/mlx5/core/en/hv_vhca_stats.h | 25 ++ drivers/net/ethernet/mellanox/mlx5/core/en_main.c | 3 + drivers/net/ethernet/mellanox/mlx5/core/lib/hv.c | 64 ++++ drivers/net/ethernet/mellanox/mlx5/core/lib/hv.h | 22 ++ .../net/ethernet/mellanox/mlx5/core/lib/hv_vhca.c | 371 +++++++++++++++++= ++++ .../net/ethernet/mellanox/mlx5/core/lib/hv_vhca.h | 104 ++++++ drivers/net/ethernet/mellanox/mlx5/core/main.c | 7 + drivers/pci/Kconfig | 1 + drivers/pci/controller/Kconfig | 7 + drivers/pci/controller/Makefile | 1 + drivers/pci/controller/pci-hyperv-intf.c | 67 ++++ drivers/pci/controller/pci-hyperv.c | 308 +++++++++++++++++ include/linux/hyperv.h | 29 ++ include/linux/mlx5/driver.h | 2 + 18 files changed, 1189 insertions(+) create mode 100644 drivers/net/ethernet/mellanox/mlx5/core/en/hv_vhca_stat= s.c create mode 100644 drivers/net/ethernet/mellanox/mlx5/core/en/hv_vhca_stat= s.h create mode 100644 drivers/net/ethernet/mellanox/mlx5/core/lib/hv.c create mode 100644 drivers/net/ethernet/mellanox/mlx5/core/lib/hv.h create mode 100644 drivers/net/ethernet/mellanox/mlx5/core/lib/hv_vhca.c create mode 100644 drivers/net/ethernet/mellanox/mlx5/core/lib/hv_vhca.h create mode 100644 drivers/pci/controller/pci-hyperv-intf.c --=20 1.8.3.1