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=-15.9 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,MSGID_FROM_MTA_HEADER, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 249F4C47095 for ; Tue, 8 Jun 2021 00:56:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0DEB961263 for ; Tue, 8 Jun 2021 00:56:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231300AbhFHA5w (ORCPT ); Mon, 7 Jun 2021 20:57:52 -0400 Received: from mail-mw2nam10on2041.outbound.protection.outlook.com ([40.107.94.41]:6904 "EHLO NAM10-MW2-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S231287AbhFHA5u (ORCPT ); Mon, 7 Jun 2021 20:57:50 -0400 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=mq/kkIus3mEbqcU3RRjOpRsd8QMlnXa02ornTdlAZOijPA0hSyFzUfVp52YFzlbaC7ZKidZFZE5uUpu2w+3xPVu/SbeEZZcLKTcAOAcyqbT7Vv4DXY9nn+gtlMaIE5yoRE9EZJAz1SK0SzOVVIdKt3PzteatHiG3f3N7K9qgGT4QAamp28RKkZLERLuP8ZS6ZEQjw2U2bY6C0bJlCyDdM/EFpUZa1H88qtZ615FCFL9O4TcLRntDkRde1ZWcE9mMxB71RejOgvigCDMHzSE6MDQM0ZLNhcbPQ65WasRjFo4CwwDs5ToJGvSo6Pvsb4cUXonM+ZWUSjNm1brT0jAMvQ== 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=KbNUseuZfVmjOEc5NUfvlTUktAPBtyinUwz8YfOVMPg=; b=KGGJdRNbdntqYj8BPKk07scmLjSVvsrBrAdZjGNjSwTtHME7yCXbKG8NKQmqGUTVdYU0HBRANqItNGigCEEelf6hA+CZfeV7W8wcPhCA21smswVeYsM8IIetoWnfzWEL0Mezo7VP0fonmxYqwo0x2LnfdCv3WI+b8tfRUhNHoy6w4W5RFz2JOciS1BRt61CmfaiqHtcuBd28pGOnHUL+B1i0zLiPXurDuH21/PVBFJLue+ex7LJIcyeAD/ArQsVaG1e5iRcxdml3MuEspVOj0T3TeP9O6tB05QhAMkGs+sQxw4Uyf9FV1NcYfnBNdcQmGwQzHtO2/1iB5DCfiDZpJg== 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=KbNUseuZfVmjOEc5NUfvlTUktAPBtyinUwz8YfOVMPg=; b=YSdGL3kZVdxaUYYvcHBAI5MPDLdLCCi4hhlcKwuz1HPUo0P0S29I+Gwmle/NL0c/5xw9FcAv2EiRGNUHykAx/zajRogtRWiM8XIchfVn7MIDYoJ2WQ0j5CxWrxOdIusLddIRbm1SwEYmQ2BMri3z6k3IEtgW1zZhOkm3RVoHiHvLP4R54a9NRrqCbMtXs46FofyQKMSSYpypsvahXS4z0Di/jnNIMAODd9GOKWInvdpGw1dmo4E+r2ivq4HPa/vcz9YZwD1gVRC4Ik1UkHS0UkfMXKnmdMFoxV+zH9oVbZooC/NFyemOIMD98nA7NhXSRR6YEwznUn3Cqbgdwc6LeQ== Authentication-Results: linux.ie; dkim=none (message not signed) header.d=none;linux.ie; dmarc=none action=none header.from=nvidia.com; Received: from BL0PR12MB5506.namprd12.prod.outlook.com (2603:10b6:208:1cb::22) by BL1PR12MB5095.namprd12.prod.outlook.com (2603:10b6:208:31b::16) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4195.24; Tue, 8 Jun 2021 00:55:56 +0000 Received: from BL0PR12MB5506.namprd12.prod.outlook.com ([fe80::3d51:a3b9:8611:684e]) by BL0PR12MB5506.namprd12.prod.outlook.com ([fe80::3d51:a3b9:8611:684e%6]) with mapi id 15.20.4195.030; Tue, 8 Jun 2021 00:55:56 +0000 From: Jason Gunthorpe To: David Airlie , Tony Krowiak , Alex Williamson , Christian Borntraeger , Cornelia Huck , Jonathan Corbet , Daniel Vetter , dri-devel@lists.freedesktop.org, Vasily Gorbik , Heiko Carstens , intel-gfx@lists.freedesktop.org, Jani Nikula , Jason Herne , Joonas Lahtinen , kvm@vger.kernel.org, Kirti Wankhede , linux-doc@vger.kernel.org, linux-s390@vger.kernel.org, Halil Pasic , Rodrigo Vivi Subject: [PATCH 06/10] vfio/mdev: Remove CONFIG_VFIO_MDEV_DEVICE Date: Mon, 7 Jun 2021 21:55:48 -0300 Message-Id: <6-v1-324b2038f212+1041f1-vfio3a_jgg@nvidia.com> In-Reply-To: <0-v1-324b2038f212+1041f1-vfio3a_jgg@nvidia.com> References: Content-Transfer-Encoding: 8bit Content-Type: text/plain X-Originating-IP: [47.55.113.94] X-ClientProxiedBy: MN2PR12CA0027.namprd12.prod.outlook.com (2603:10b6:208:a8::40) To BL0PR12MB5506.namprd12.prod.outlook.com (2603:10b6:208:1cb::22) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from mlx.ziepe.ca (47.55.113.94) by MN2PR12CA0027.namprd12.prod.outlook.com (2603:10b6:208:a8::40) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4195.22 via Frontend Transport; Tue, 8 Jun 2021 00:55:54 +0000 Received: from jgg by mlx with local (Exim 4.94) (envelope-from ) id 1lqQ24-003eKf-Jw; Mon, 07 Jun 2021 21:55:52 -0300 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 7939e776-df59-4890-810c-08d92a182b52 X-MS-TrafficTypeDiagnostic: BL1PR12MB5095: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:7219; X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; 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:BL0PR12MB5506.namprd12.prod.outlook.com;PTR:;CAT:NONE;SFS:(4636009)(39860400002)(376002)(136003)(346002)(366004)(396003)(110136005)(2616005)(86362001)(9746002)(66556008)(2906002)(36756003)(186003)(921005)(9786002)(478600001)(426003)(66476007)(83380400001)(8936002)(8676002)(26005)(66946007)(5660300002)(316002)(38100700002)(6666004)(7416002)(4216001);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?gRt1PpQQ2kRrvz4ElF3VaHbWNq5l5lWbNwUNH+dYXSGw3omgD1GGylZjvvZt?= =?us-ascii?Q?fXbYNrkvXpo8o6L2DsHyhJsZ0zdx/Umqkcn65DVzoeTjBX7hXgvkvDYeloIc?= =?us-ascii?Q?G+Gvj6BzH2KjWbwThFS60Kl/02qsoJLcD+OuxnIzlMWTkzPhkVYB073Xw2jt?= =?us-ascii?Q?NuMoYBL4AOfW7NyOW5O9MJCmYWtELujbN1r6SxwY7ooqhvCpd5E/p8rxoC1l?= =?us-ascii?Q?LyLav33rJ2HGdFpE9oHY/Mq17mDTs7euqlz4f84L7WSKtYypLu3tenVS1B03?= =?us-ascii?Q?U/Zu32HHbuAyhgNGRubv2j0kzFHdF8Ge72oZK9jp2qhzuhCaILV6SY/QX6DJ?= =?us-ascii?Q?Ut7RnKswp/S+rTxihXeuV/ZmbRuXPS3Lbb86aiqUPfy9lSA2oDFmqrvcn7Lv?= =?us-ascii?Q?A/+hArE86NjkYwEDokG/ZDrPbwE7usKhMxxrDsnr/jPc/L4pCH6mSkTyqPm4?= =?us-ascii?Q?yWfb2xHbbWbbrgu+W+L2Kpe/Y2H8wTsgAcFhAwcDxWlFcmSCXQLJ4PID3RIf?= =?us-ascii?Q?6ye9hPevdaZkf903sBRW7uuGQycgzE0qdEB7fVDqdrSz0sBZidNQClsrauCW?= =?us-ascii?Q?03fDCwBlwNIRRiHm7F2LejnNUl5Y6B1TLRfXZZq4hnP4InOTficakHt+wPPc?= =?us-ascii?Q?FQcpJZfAMhLKZrwnJxcHiU1vNkVOaR+fj45XaJCNntUvkxlU8Kna80TGKMId?= =?us-ascii?Q?gQ+ilIPwcjYY1kkE+QwdVI20ZuHV7kEIJFfb7aRbHcbGdY4Z1vD1gUoexUv0?= =?us-ascii?Q?HDFmRifMEc0fikF7AjCi7PQadZqjaDf52e9Dg1PPPpFiJu1GzwFPgA0eCEPd?= =?us-ascii?Q?s+oMLZuPHtwhAV7hH0WCobjQ850ERmtNlEw8ps95n4jDcCiHQmASn2mk6vXb?= =?us-ascii?Q?ckFBQNGwxTyr+GP1oWPFZ5axRzsKYJ/XLyzHX46tTBcPoXLyW6NTj84V0iwF?= =?us-ascii?Q?FUuQZtyyiLQ37aoI+3CwyQo7lxcWmj4hz0+v17HCQBLZxaHETgTjZi8juzJn?= =?us-ascii?Q?WD0r5sLJ5xrrn4obSRFD9VWMduzj8zV+grVlEAg3JX4Q72IYFR90rjOzB6lu?= =?us-ascii?Q?mGwBNEuEC1qLdVbCuG4+tAdNmlYrJrwtKR50kqhjBhLkHOMLYVQXcExC/t5G?= =?us-ascii?Q?kBH6NWYj3onGLV+xrwlou95ywW38OmNgktgUuW/41yDiNyHyb/KGHbYVJ2Yt?= =?us-ascii?Q?mcmmW2pjuzzBtVAOX63jkOKhA19nivVPdyYiTwMi6Ga4AJtIjccIXiofXLu/?= =?us-ascii?Q?UsDjbImRgRk9/HcjQME3LF0ceJ4OEGtq1m7w77ZOt//dGZfCqSCBN5Pvqhq5?= =?us-ascii?Q?htpCGHr5zTKYhbh64ZHxj8Ii?= X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-Network-Message-Id: 7939e776-df59-4890-810c-08d92a182b52 X-MS-Exchange-CrossTenant-AuthSource: BL0PR12MB5506.namprd12.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 08 Jun 2021 00:55:54.6245 (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: TTbb6Ss7UtjIqAOXQuYZAEyb5q3lbmmh+5pl5NwgfgNdo9kUW0JtpVsFESagjd7o X-MS-Exchange-Transport-CrossTenantHeadersStamped: BL1PR12MB5095 Precedence: bulk List-ID: X-Mailing-List: linux-s390@vger.kernel.org For some reason the vfio_mdev shim mdev_driver has its own module and kconfig. As the next patch requires access to it from mdev.ko merge the two modules together and remove VFIO_MDEV_DEVICE. A later patch deletes this driver entirely. Signed-off-by: Jason Gunthorpe --- Documentation/s390/vfio-ap.rst | 1 - arch/s390/Kconfig | 2 +- drivers/gpu/drm/i915/Kconfig | 2 +- drivers/vfio/mdev/Kconfig | 7 ------- drivers/vfio/mdev/Makefile | 3 +-- drivers/vfio/mdev/mdev_core.c | 16 ++++++++++++++-- drivers/vfio/mdev/mdev_private.h | 2 ++ drivers/vfio/mdev/vfio_mdev.c | 24 +----------------------- samples/Kconfig | 6 +++--- 9 files changed, 23 insertions(+), 40 deletions(-) diff --git a/Documentation/s390/vfio-ap.rst b/Documentation/s390/vfio-ap.rst index e15436599086b7..f57ae621f33e89 100644 --- a/Documentation/s390/vfio-ap.rst +++ b/Documentation/s390/vfio-ap.rst @@ -514,7 +514,6 @@ These are the steps: * S390_AP_IOMMU * VFIO * VFIO_MDEV - * VFIO_MDEV_DEVICE * KVM If using make menuconfig select the following to build the vfio_ap module:: diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig index b4c7c34069f81a..ea63fd22e1198a 100644 --- a/arch/s390/Kconfig +++ b/arch/s390/Kconfig @@ -768,7 +768,7 @@ config VFIO_CCW config VFIO_AP def_tristate n prompt "VFIO support for AP devices" - depends on S390_AP_IOMMU && VFIO_MDEV_DEVICE && KVM + depends on S390_AP_IOMMU && VFIO_MDEV && KVM depends on ZCRYPT help This driver grants access to Adjunct Processor (AP) devices diff --git a/drivers/gpu/drm/i915/Kconfig b/drivers/gpu/drm/i915/Kconfig index 69f57ca9c68d73..9ab1cecd69b2a0 100644 --- a/drivers/gpu/drm/i915/Kconfig +++ b/drivers/gpu/drm/i915/Kconfig @@ -126,7 +126,7 @@ config DRM_I915_GVT_KVMGT tristate "Enable KVM/VFIO support for Intel GVT-g" depends on DRM_I915_GVT depends on KVM - depends on VFIO_MDEV && VFIO_MDEV_DEVICE + depends on VFIO_MDEV default n help Choose this option if you want to enable KVMGT support for diff --git a/drivers/vfio/mdev/Kconfig b/drivers/vfio/mdev/Kconfig index 5da27f2100f9bd..763c877a1318bc 100644 --- a/drivers/vfio/mdev/Kconfig +++ b/drivers/vfio/mdev/Kconfig @@ -9,10 +9,3 @@ config VFIO_MDEV See Documentation/driver-api/vfio-mediated-device.rst for more details. If you don't know what do here, say N. - -config VFIO_MDEV_DEVICE - tristate "VFIO driver for Mediated devices" - depends on VFIO && VFIO_MDEV - default n - help - VFIO based driver for Mediated devices. diff --git a/drivers/vfio/mdev/Makefile b/drivers/vfio/mdev/Makefile index 101516fdf3753e..ff9ecd80212503 100644 --- a/drivers/vfio/mdev/Makefile +++ b/drivers/vfio/mdev/Makefile @@ -1,6 +1,5 @@ # SPDX-License-Identifier: GPL-2.0-only -mdev-y := mdev_core.o mdev_sysfs.o mdev_driver.o +mdev-y := mdev_core.o mdev_sysfs.o mdev_driver.o vfio_mdev.o obj-$(CONFIG_VFIO_MDEV) += mdev.o -obj-$(CONFIG_VFIO_MDEV_DEVICE) += vfio_mdev.o diff --git a/drivers/vfio/mdev/mdev_core.c b/drivers/vfio/mdev/mdev_core.c index 2a85d6fcb7ddd0..ff8c1a84516698 100644 --- a/drivers/vfio/mdev/mdev_core.c +++ b/drivers/vfio/mdev/mdev_core.c @@ -360,11 +360,24 @@ int mdev_device_remove(struct mdev_device *mdev) static int __init mdev_init(void) { - return mdev_bus_register(); + int rc; + + rc = mdev_bus_register(); + if (rc) + return rc; + rc = mdev_register_driver(&vfio_mdev_driver); + if (rc) + goto err_bus; + return 0; +err_bus: + mdev_bus_unregister(); + return rc; } static void __exit mdev_exit(void) { + mdev_unregister_driver(&vfio_mdev_driver); + if (mdev_bus_compat_class) class_compat_unregister(mdev_bus_compat_class); @@ -378,4 +391,3 @@ MODULE_VERSION(DRIVER_VERSION); MODULE_LICENSE("GPL v2"); MODULE_AUTHOR(DRIVER_AUTHOR); MODULE_DESCRIPTION(DRIVER_DESC); -MODULE_SOFTDEP("post: vfio_mdev"); diff --git a/drivers/vfio/mdev/mdev_private.h b/drivers/vfio/mdev/mdev_private.h index 6999c89db7b162..afbad7b0a14a17 100644 --- a/drivers/vfio/mdev/mdev_private.h +++ b/drivers/vfio/mdev/mdev_private.h @@ -37,6 +37,8 @@ struct mdev_type { #define to_mdev_type(_kobj) \ container_of(_kobj, struct mdev_type, kobj) +extern struct mdev_driver vfio_mdev_driver; + int parent_create_sysfs_files(struct mdev_parent *parent); void parent_remove_sysfs_files(struct mdev_parent *parent); diff --git a/drivers/vfio/mdev/vfio_mdev.c b/drivers/vfio/mdev/vfio_mdev.c index 922729071c5a8e..d5b4eede47c1a5 100644 --- a/drivers/vfio/mdev/vfio_mdev.c +++ b/drivers/vfio/mdev/vfio_mdev.c @@ -17,10 +17,6 @@ #include "mdev_private.h" -#define DRIVER_VERSION "0.1" -#define DRIVER_AUTHOR "NVIDIA Corporation" -#define DRIVER_DESC "VFIO based driver for Mediated device" - static int vfio_mdev_open(struct vfio_device *core_vdev) { struct mdev_device *mdev = to_mdev_device(core_vdev->dev); @@ -151,7 +147,7 @@ static void vfio_mdev_remove(struct mdev_device *mdev) kfree(vdev); } -static struct mdev_driver vfio_mdev_driver = { +struct mdev_driver vfio_mdev_driver = { .driver = { .name = "vfio_mdev", .owner = THIS_MODULE, @@ -160,21 +156,3 @@ static struct mdev_driver vfio_mdev_driver = { .probe = vfio_mdev_probe, .remove = vfio_mdev_remove, }; - -static int __init vfio_mdev_init(void) -{ - return mdev_register_driver(&vfio_mdev_driver); -} - -static void __exit vfio_mdev_exit(void) -{ - mdev_unregister_driver(&vfio_mdev_driver); -} - -module_init(vfio_mdev_init) -module_exit(vfio_mdev_exit) - -MODULE_VERSION(DRIVER_VERSION); -MODULE_LICENSE("GPL v2"); -MODULE_AUTHOR(DRIVER_AUTHOR); -MODULE_DESCRIPTION(DRIVER_DESC); diff --git a/samples/Kconfig b/samples/Kconfig index b5a1a7aa7e23ab..b0503ef058d334 100644 --- a/samples/Kconfig +++ b/samples/Kconfig @@ -154,14 +154,14 @@ config SAMPLE_UHID config SAMPLE_VFIO_MDEV_MTTY tristate "Build VFIO mtty example mediated device sample code -- loadable modules only" - depends on VFIO_MDEV_DEVICE && m + depends on VFIO_MDEV && m help Build a virtual tty sample driver for use as a VFIO mediated device config SAMPLE_VFIO_MDEV_MDPY tristate "Build VFIO mdpy example mediated device sample code -- loadable modules only" - depends on VFIO_MDEV_DEVICE && m + depends on VFIO_MDEV && m help Build a virtual display sample driver for use as a VFIO mediated device. It is a simple framebuffer and supports @@ -178,7 +178,7 @@ config SAMPLE_VFIO_MDEV_MDPY_FB config SAMPLE_VFIO_MDEV_MBOCHS tristate "Build VFIO mdpy example mediated device sample code -- loadable modules only" - depends on VFIO_MDEV_DEVICE && m + depends on VFIO_MDEV && m select DMA_SHARED_BUFFER help Build a virtual display sample driver for use as a VFIO -- 2.31.1 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=-13.6 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,MSGID_FROM_MTA_HEADER,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=unavailable 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 E3C98C47082 for ; Tue, 8 Jun 2021 13:38:45 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id B146C6128D for ; Tue, 8 Jun 2021 13:38:45 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B146C6128D Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=nvidia.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=intel-gfx-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 502DE6EC01; Tue, 8 Jun 2021 13:38:45 +0000 (UTC) Received: from NAM02-BN1-obe.outbound.protection.outlook.com (mail-bn1nam07on2051.outbound.protection.outlook.com [40.107.212.51]) by gabe.freedesktop.org (Postfix) with ESMTPS id 5D5476EA79; Tue, 8 Jun 2021 00:55:58 +0000 (UTC) ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=mq/kkIus3mEbqcU3RRjOpRsd8QMlnXa02ornTdlAZOijPA0hSyFzUfVp52YFzlbaC7ZKidZFZE5uUpu2w+3xPVu/SbeEZZcLKTcAOAcyqbT7Vv4DXY9nn+gtlMaIE5yoRE9EZJAz1SK0SzOVVIdKt3PzteatHiG3f3N7K9qgGT4QAamp28RKkZLERLuP8ZS6ZEQjw2U2bY6C0bJlCyDdM/EFpUZa1H88qtZ615FCFL9O4TcLRntDkRde1ZWcE9mMxB71RejOgvigCDMHzSE6MDQM0ZLNhcbPQ65WasRjFo4CwwDs5ToJGvSo6Pvsb4cUXonM+ZWUSjNm1brT0jAMvQ== 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=KbNUseuZfVmjOEc5NUfvlTUktAPBtyinUwz8YfOVMPg=; b=KGGJdRNbdntqYj8BPKk07scmLjSVvsrBrAdZjGNjSwTtHME7yCXbKG8NKQmqGUTVdYU0HBRANqItNGigCEEelf6hA+CZfeV7W8wcPhCA21smswVeYsM8IIetoWnfzWEL0Mezo7VP0fonmxYqwo0x2LnfdCv3WI+b8tfRUhNHoy6w4W5RFz2JOciS1BRt61CmfaiqHtcuBd28pGOnHUL+B1i0zLiPXurDuH21/PVBFJLue+ex7LJIcyeAD/ArQsVaG1e5iRcxdml3MuEspVOj0T3TeP9O6tB05QhAMkGs+sQxw4Uyf9FV1NcYfnBNdcQmGwQzHtO2/1iB5DCfiDZpJg== 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=KbNUseuZfVmjOEc5NUfvlTUktAPBtyinUwz8YfOVMPg=; b=YSdGL3kZVdxaUYYvcHBAI5MPDLdLCCi4hhlcKwuz1HPUo0P0S29I+Gwmle/NL0c/5xw9FcAv2EiRGNUHykAx/zajRogtRWiM8XIchfVn7MIDYoJ2WQ0j5CxWrxOdIusLddIRbm1SwEYmQ2BMri3z6k3IEtgW1zZhOkm3RVoHiHvLP4R54a9NRrqCbMtXs46FofyQKMSSYpypsvahXS4z0Di/jnNIMAODd9GOKWInvdpGw1dmo4E+r2ivq4HPa/vcz9YZwD1gVRC4Ik1UkHS0UkfMXKnmdMFoxV+zH9oVbZooC/NFyemOIMD98nA7NhXSRR6YEwznUn3Cqbgdwc6LeQ== Authentication-Results: linux.ie; dkim=none (message not signed) header.d=none;linux.ie; dmarc=none action=none header.from=nvidia.com; Received: from BL0PR12MB5506.namprd12.prod.outlook.com (2603:10b6:208:1cb::22) by BL1PR12MB5095.namprd12.prod.outlook.com (2603:10b6:208:31b::16) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4195.24; Tue, 8 Jun 2021 00:55:56 +0000 Received: from BL0PR12MB5506.namprd12.prod.outlook.com ([fe80::3d51:a3b9:8611:684e]) by BL0PR12MB5506.namprd12.prod.outlook.com ([fe80::3d51:a3b9:8611:684e%6]) with mapi id 15.20.4195.030; Tue, 8 Jun 2021 00:55:56 +0000 From: Jason Gunthorpe To: David Airlie , Tony Krowiak , Alex Williamson , Christian Borntraeger , Cornelia Huck , Jonathan Corbet , Daniel Vetter , dri-devel@lists.freedesktop.org, Vasily Gorbik , Heiko Carstens , intel-gfx@lists.freedesktop.org, Jani Nikula , Jason Herne , Joonas Lahtinen , kvm@vger.kernel.org, Kirti Wankhede , linux-doc@vger.kernel.org, linux-s390@vger.kernel.org, Halil Pasic , Rodrigo Vivi Date: Mon, 7 Jun 2021 21:55:48 -0300 Message-Id: <6-v1-324b2038f212+1041f1-vfio3a_jgg@nvidia.com> In-Reply-To: <0-v1-324b2038f212+1041f1-vfio3a_jgg@nvidia.com> References: X-Originating-IP: [47.55.113.94] X-ClientProxiedBy: MN2PR12CA0027.namprd12.prod.outlook.com (2603:10b6:208:a8::40) To BL0PR12MB5506.namprd12.prod.outlook.com (2603:10b6:208:1cb::22) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from mlx.ziepe.ca (47.55.113.94) by MN2PR12CA0027.namprd12.prod.outlook.com (2603:10b6:208:a8::40) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.4195.22 via Frontend Transport; Tue, 8 Jun 2021 00:55:54 +0000 Received: from jgg by mlx with local (Exim 4.94) (envelope-from ) id 1lqQ24-003eKf-Jw; Mon, 07 Jun 2021 21:55:52 -0300 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 7939e776-df59-4890-810c-08d92a182b52 X-MS-TrafficTypeDiagnostic: BL1PR12MB5095: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:7219; X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; 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:BL0PR12MB5506.namprd12.prod.outlook.com; PTR:; CAT:NONE; SFS:(4636009)(39860400002)(376002)(136003)(346002)(366004)(396003)(110136005)(2616005)(86362001)(9746002)(66556008)(2906002)(36756003)(186003)(921005)(9786002)(478600001)(426003)(66476007)(83380400001)(8936002)(8676002)(26005)(66946007)(5660300002)(316002)(38100700002)(6666004)(7416002)(4216001); DIR:OUT; SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?gRt1PpQQ2kRrvz4ElF3VaHbWNq5l5lWbNwUNH+dYXSGw3omgD1GGylZjvvZt?= =?us-ascii?Q?fXbYNrkvXpo8o6L2DsHyhJsZ0zdx/Umqkcn65DVzoeTjBX7hXgvkvDYeloIc?= =?us-ascii?Q?G+Gvj6BzH2KjWbwThFS60Kl/02qsoJLcD+OuxnIzlMWTkzPhkVYB073Xw2jt?= =?us-ascii?Q?NuMoYBL4AOfW7NyOW5O9MJCmYWtELujbN1r6SxwY7ooqhvCpd5E/p8rxoC1l?= =?us-ascii?Q?LyLav33rJ2HGdFpE9oHY/Mq17mDTs7euqlz4f84L7WSKtYypLu3tenVS1B03?= =?us-ascii?Q?U/Zu32HHbuAyhgNGRubv2j0kzFHdF8Ge72oZK9jp2qhzuhCaILV6SY/QX6DJ?= =?us-ascii?Q?Ut7RnKswp/S+rTxihXeuV/ZmbRuXPS3Lbb86aiqUPfy9lSA2oDFmqrvcn7Lv?= =?us-ascii?Q?A/+hArE86NjkYwEDokG/ZDrPbwE7usKhMxxrDsnr/jPc/L4pCH6mSkTyqPm4?= =?us-ascii?Q?yWfb2xHbbWbbrgu+W+L2Kpe/Y2H8wTsgAcFhAwcDxWlFcmSCXQLJ4PID3RIf?= =?us-ascii?Q?6ye9hPevdaZkf903sBRW7uuGQycgzE0qdEB7fVDqdrSz0sBZidNQClsrauCW?= =?us-ascii?Q?03fDCwBlwNIRRiHm7F2LejnNUl5Y6B1TLRfXZZq4hnP4InOTficakHt+wPPc?= =?us-ascii?Q?FQcpJZfAMhLKZrwnJxcHiU1vNkVOaR+fj45XaJCNntUvkxlU8Kna80TGKMId?= =?us-ascii?Q?gQ+ilIPwcjYY1kkE+QwdVI20ZuHV7kEIJFfb7aRbHcbGdY4Z1vD1gUoexUv0?= =?us-ascii?Q?HDFmRifMEc0fikF7AjCi7PQadZqjaDf52e9Dg1PPPpFiJu1GzwFPgA0eCEPd?= =?us-ascii?Q?s+oMLZuPHtwhAV7hH0WCobjQ850ERmtNlEw8ps95n4jDcCiHQmASn2mk6vXb?= =?us-ascii?Q?ckFBQNGwxTyr+GP1oWPFZ5axRzsKYJ/XLyzHX46tTBcPoXLyW6NTj84V0iwF?= =?us-ascii?Q?FUuQZtyyiLQ37aoI+3CwyQo7lxcWmj4hz0+v17HCQBLZxaHETgTjZi8juzJn?= =?us-ascii?Q?WD0r5sLJ5xrrn4obSRFD9VWMduzj8zV+grVlEAg3JX4Q72IYFR90rjOzB6lu?= =?us-ascii?Q?mGwBNEuEC1qLdVbCuG4+tAdNmlYrJrwtKR50kqhjBhLkHOMLYVQXcExC/t5G?= =?us-ascii?Q?kBH6NWYj3onGLV+xrwlou95ywW38OmNgktgUuW/41yDiNyHyb/KGHbYVJ2Yt?= =?us-ascii?Q?mcmmW2pjuzzBtVAOX63jkOKhA19nivVPdyYiTwMi6Ga4AJtIjccIXiofXLu/?= =?us-ascii?Q?UsDjbImRgRk9/HcjQME3LF0ceJ4OEGtq1m7w77ZOt//dGZfCqSCBN5Pvqhq5?= =?us-ascii?Q?htpCGHr5zTKYhbh64ZHxj8Ii?= X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-Network-Message-Id: 7939e776-df59-4890-810c-08d92a182b52 X-MS-Exchange-CrossTenant-AuthSource: BL0PR12MB5506.namprd12.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 08 Jun 2021 00:55:54.6245 (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: TTbb6Ss7UtjIqAOXQuYZAEyb5q3lbmmh+5pl5NwgfgNdo9kUW0JtpVsFESagjd7o X-MS-Exchange-Transport-CrossTenantHeadersStamped: BL1PR12MB5095 X-Mailman-Approved-At: Tue, 08 Jun 2021 13:38:44 +0000 Subject: [Intel-gfx] [PATCH 06/10] vfio/mdev: Remove CONFIG_VFIO_MDEV_DEVICE X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" For some reason the vfio_mdev shim mdev_driver has its own module and kconfig. As the next patch requires access to it from mdev.ko merge the two modules together and remove VFIO_MDEV_DEVICE. A later patch deletes this driver entirely. Signed-off-by: Jason Gunthorpe --- Documentation/s390/vfio-ap.rst | 1 - arch/s390/Kconfig | 2 +- drivers/gpu/drm/i915/Kconfig | 2 +- drivers/vfio/mdev/Kconfig | 7 ------- drivers/vfio/mdev/Makefile | 3 +-- drivers/vfio/mdev/mdev_core.c | 16 ++++++++++++++-- drivers/vfio/mdev/mdev_private.h | 2 ++ drivers/vfio/mdev/vfio_mdev.c | 24 +----------------------- samples/Kconfig | 6 +++--- 9 files changed, 23 insertions(+), 40 deletions(-) diff --git a/Documentation/s390/vfio-ap.rst b/Documentation/s390/vfio-ap.rst index e15436599086b7..f57ae621f33e89 100644 --- a/Documentation/s390/vfio-ap.rst +++ b/Documentation/s390/vfio-ap.rst @@ -514,7 +514,6 @@ These are the steps: * S390_AP_IOMMU * VFIO * VFIO_MDEV - * VFIO_MDEV_DEVICE * KVM If using make menuconfig select the following to build the vfio_ap module:: diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig index b4c7c34069f81a..ea63fd22e1198a 100644 --- a/arch/s390/Kconfig +++ b/arch/s390/Kconfig @@ -768,7 +768,7 @@ config VFIO_CCW config VFIO_AP def_tristate n prompt "VFIO support for AP devices" - depends on S390_AP_IOMMU && VFIO_MDEV_DEVICE && KVM + depends on S390_AP_IOMMU && VFIO_MDEV && KVM depends on ZCRYPT help This driver grants access to Adjunct Processor (AP) devices diff --git a/drivers/gpu/drm/i915/Kconfig b/drivers/gpu/drm/i915/Kconfig index 69f57ca9c68d73..9ab1cecd69b2a0 100644 --- a/drivers/gpu/drm/i915/Kconfig +++ b/drivers/gpu/drm/i915/Kconfig @@ -126,7 +126,7 @@ config DRM_I915_GVT_KVMGT tristate "Enable KVM/VFIO support for Intel GVT-g" depends on DRM_I915_GVT depends on KVM - depends on VFIO_MDEV && VFIO_MDEV_DEVICE + depends on VFIO_MDEV default n help Choose this option if you want to enable KVMGT support for diff --git a/drivers/vfio/mdev/Kconfig b/drivers/vfio/mdev/Kconfig index 5da27f2100f9bd..763c877a1318bc 100644 --- a/drivers/vfio/mdev/Kconfig +++ b/drivers/vfio/mdev/Kconfig @@ -9,10 +9,3 @@ config VFIO_MDEV See Documentation/driver-api/vfio-mediated-device.rst for more details. If you don't know what do here, say N. - -config VFIO_MDEV_DEVICE - tristate "VFIO driver for Mediated devices" - depends on VFIO && VFIO_MDEV - default n - help - VFIO based driver for Mediated devices. diff --git a/drivers/vfio/mdev/Makefile b/drivers/vfio/mdev/Makefile index 101516fdf3753e..ff9ecd80212503 100644 --- a/drivers/vfio/mdev/Makefile +++ b/drivers/vfio/mdev/Makefile @@ -1,6 +1,5 @@ # SPDX-License-Identifier: GPL-2.0-only -mdev-y := mdev_core.o mdev_sysfs.o mdev_driver.o +mdev-y := mdev_core.o mdev_sysfs.o mdev_driver.o vfio_mdev.o obj-$(CONFIG_VFIO_MDEV) += mdev.o -obj-$(CONFIG_VFIO_MDEV_DEVICE) += vfio_mdev.o diff --git a/drivers/vfio/mdev/mdev_core.c b/drivers/vfio/mdev/mdev_core.c index 2a85d6fcb7ddd0..ff8c1a84516698 100644 --- a/drivers/vfio/mdev/mdev_core.c +++ b/drivers/vfio/mdev/mdev_core.c @@ -360,11 +360,24 @@ int mdev_device_remove(struct mdev_device *mdev) static int __init mdev_init(void) { - return mdev_bus_register(); + int rc; + + rc = mdev_bus_register(); + if (rc) + return rc; + rc = mdev_register_driver(&vfio_mdev_driver); + if (rc) + goto err_bus; + return 0; +err_bus: + mdev_bus_unregister(); + return rc; } static void __exit mdev_exit(void) { + mdev_unregister_driver(&vfio_mdev_driver); + if (mdev_bus_compat_class) class_compat_unregister(mdev_bus_compat_class); @@ -378,4 +391,3 @@ MODULE_VERSION(DRIVER_VERSION); MODULE_LICENSE("GPL v2"); MODULE_AUTHOR(DRIVER_AUTHOR); MODULE_DESCRIPTION(DRIVER_DESC); -MODULE_SOFTDEP("post: vfio_mdev"); diff --git a/drivers/vfio/mdev/mdev_private.h b/drivers/vfio/mdev/mdev_private.h index 6999c89db7b162..afbad7b0a14a17 100644 --- a/drivers/vfio/mdev/mdev_private.h +++ b/drivers/vfio/mdev/mdev_private.h @@ -37,6 +37,8 @@ struct mdev_type { #define to_mdev_type(_kobj) \ container_of(_kobj, struct mdev_type, kobj) +extern struct mdev_driver vfio_mdev_driver; + int parent_create_sysfs_files(struct mdev_parent *parent); void parent_remove_sysfs_files(struct mdev_parent *parent); diff --git a/drivers/vfio/mdev/vfio_mdev.c b/drivers/vfio/mdev/vfio_mdev.c index 922729071c5a8e..d5b4eede47c1a5 100644 --- a/drivers/vfio/mdev/vfio_mdev.c +++ b/drivers/vfio/mdev/vfio_mdev.c @@ -17,10 +17,6 @@ #include "mdev_private.h" -#define DRIVER_VERSION "0.1" -#define DRIVER_AUTHOR "NVIDIA Corporation" -#define DRIVER_DESC "VFIO based driver for Mediated device" - static int vfio_mdev_open(struct vfio_device *core_vdev) { struct mdev_device *mdev = to_mdev_device(core_vdev->dev); @@ -151,7 +147,7 @@ static void vfio_mdev_remove(struct mdev_device *mdev) kfree(vdev); } -static struct mdev_driver vfio_mdev_driver = { +struct mdev_driver vfio_mdev_driver = { .driver = { .name = "vfio_mdev", .owner = THIS_MODULE, @@ -160,21 +156,3 @@ static struct mdev_driver vfio_mdev_driver = { .probe = vfio_mdev_probe, .remove = vfio_mdev_remove, }; - -static int __init vfio_mdev_init(void) -{ - return mdev_register_driver(&vfio_mdev_driver); -} - -static void __exit vfio_mdev_exit(void) -{ - mdev_unregister_driver(&vfio_mdev_driver); -} - -module_init(vfio_mdev_init) -module_exit(vfio_mdev_exit) - -MODULE_VERSION(DRIVER_VERSION); -MODULE_LICENSE("GPL v2"); -MODULE_AUTHOR(DRIVER_AUTHOR); -MODULE_DESCRIPTION(DRIVER_DESC); diff --git a/samples/Kconfig b/samples/Kconfig index b5a1a7aa7e23ab..b0503ef058d334 100644 --- a/samples/Kconfig +++ b/samples/Kconfig @@ -154,14 +154,14 @@ config SAMPLE_UHID config SAMPLE_VFIO_MDEV_MTTY tristate "Build VFIO mtty example mediated device sample code -- loadable modules only" - depends on VFIO_MDEV_DEVICE && m + depends on VFIO_MDEV && m help Build a virtual tty sample driver for use as a VFIO mediated device config SAMPLE_VFIO_MDEV_MDPY tristate "Build VFIO mdpy example mediated device sample code -- loadable modules only" - depends on VFIO_MDEV_DEVICE && m + depends on VFIO_MDEV && m help Build a virtual display sample driver for use as a VFIO mediated device. It is a simple framebuffer and supports @@ -178,7 +178,7 @@ config SAMPLE_VFIO_MDEV_MDPY_FB config SAMPLE_VFIO_MDEV_MBOCHS tristate "Build VFIO mdpy example mediated device sample code -- loadable modules only" - depends on VFIO_MDEV_DEVICE && m + depends on VFIO_MDEV && m select DMA_SHARED_BUFFER help Build a virtual display sample driver for use as a VFIO -- 2.31.1 _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/intel-gfx