From nobody Mon Feb 9 12:09:42 2026 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass(p=none dis=none) header.from=nongnu.org ARC-Seal: i=1; a=rsa-sha256; t=1647674538; cv=none; d=zohomail.com; s=zohoarc; b=JTa9ZS3W/GRVpXYAyWtErJV7c40ikURn/BbYWD0WSs3PfYwvxLprZQppswNxJxA6Q3P3I3diKF2YcV6dSMGhSOxI8grgGstxe8hl8bqxxD2IL4e5gz4tki3BGokzaHquGSxUenhcopDQylHednGIDeudfnWIacFv1Qyg+3u3KEQ= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1647674538; h=Content-Type:Content-Transfer-Encoding:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:Reply-To:References:Sender:Subject:To; bh=oB+mPo3qUgMgTnK/fTW1UCUCKsX0UriqdcAURRSvw0w=; b=Vcg0906qeMkU7HAHoLaYZIWaD5Zq6+2aU0WvVsrb8XL25h5FRx3ZH6NqtwCC0CptNmq/Z3JXm5DbiyhrXLQfABUPZfsHlcCnsF0LM8dwHkwQNgfRSKYbqwZuDYlnCZJJIW2uXR7syzbqZshySDKw029euxz+jB/GShuBS+rC9h0= ARC-Authentication-Results: i=1; mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=pass header.from= (p=none dis=none) Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1647674538393953.3148185624565; Sat, 19 Mar 2022 00:22:18 -0700 (PDT) Received: from localhost ([::1]:52648 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nVTPk-0004wF-KT for importer@patchew.org; Sat, 19 Mar 2022 03:22:16 -0400 Received: from eggs.gnu.org ([209.51.188.92]:45190) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nVTO5-0002FF-1V for qemu-devel@nongnu.org; Sat, 19 Mar 2022 03:20:33 -0400 Received: from szxga03-in.huawei.com ([45.249.212.189]:4214) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nVTO2-0005E8-5Y for qemu-devel@nongnu.org; Sat, 19 Mar 2022 03:20:32 -0400 Received: from dggpeml500021.china.huawei.com (unknown [172.30.72.57]) by szxga03-in.huawei.com (SkyGuard) with ESMTP id 4KLBy417Dsz9spH; Sat, 19 Mar 2022 15:16:28 +0800 (CST) Received: from dggpeml100016.china.huawei.com (7.185.36.216) by dggpeml500021.china.huawei.com (7.185.36.21) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.21; Sat, 19 Mar 2022 15:20:19 +0800 Received: from DESKTOP-27KDQMV.china.huawei.com (10.174.148.223) by dggpeml100016.china.huawei.com (7.185.36.216) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2308.21; Sat, 19 Mar 2022 15:20:19 +0800 To: , , , CC: , , , , , Longpeng Subject: [PATCH v3 04/10] vdpa-dev: implement the instance_init/class_init interface Date: Sat, 19 Mar 2022 15:20:06 +0800 Message-ID: <20220319072012.525-5-longpeng2@huawei.com> X-Mailer: git-send-email 2.25.0.windows.1 In-Reply-To: <20220319072012.525-1-longpeng2@huawei.com> References: <20220319072012.525-1-longpeng2@huawei.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Originating-IP: [10.174.148.223] X-ClientProxiedBy: dggems703-chm.china.huawei.com (10.3.19.180) To dggpeml100016.china.huawei.com (7.185.36.216) X-CFilter-Loop: Reflected Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=45.249.212.189; envelope-from=longpeng2@huawei.com; helo=szxga03-in.huawei.com X-Spam_score_int: -41 X-Spam_score: -4.2 X-Spam_bar: ---- X-Spam_report: (-4.2 / 5.0 requ) BAYES_00=-1.9, RCVD_IN_DNSWL_MED=-2.3, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Reply-to: "Longpeng(Mike)" From: "Longpeng(Mike)" via X-ZM-MESSAGEID: 1647674539849100001 Content-Type: text/plain; charset="utf-8" From: Longpeng Implements the .instance_init and the .class_init interface. Signed-off-by: Longpeng --- hw/virtio/vdpa-dev-pci.c | 22 +++++++++++- hw/virtio/vdpa-dev.c | 69 ++++++++++++++++++++++++++++++++++-- include/hw/virtio/vdpa-dev.h | 3 ++ 3 files changed, 91 insertions(+), 3 deletions(-) diff --git a/hw/virtio/vdpa-dev-pci.c b/hw/virtio/vdpa-dev-pci.c index 9c0f25a02d..9eb590ce8c 100644 --- a/hw/virtio/vdpa-dev-pci.c +++ b/hw/virtio/vdpa-dev-pci.c @@ -38,13 +38,33 @@ struct VhostVdpaDevicePCI { }; =20 static void vhost_vdpa_device_pci_instance_init(Object *obj) +{ + VhostVdpaDevicePCI *dev =3D VHOST_VDPA_DEVICE_PCI(obj); + + virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev), + TYPE_VHOST_VDPA_DEVICE); + object_property_add_alias(obj, "bootindex", OBJECT(&dev->vdev), + "bootindex"); +} + +static Property vhost_vdpa_device_pci_properties[] =3D { + DEFINE_PROP_END_OF_LIST(), +}; + +static void +vhost_vdpa_device_pci_realize(VirtIOPCIProxy *vpci_dev, Error **errp) { return; } =20 static void vhost_vdpa_device_pci_class_init(ObjectClass *klass, void *dat= a) { - return; + DeviceClass *dc =3D DEVICE_CLASS(klass); + VirtioPCIClass *k =3D VIRTIO_PCI_CLASS(klass); + + set_bit(DEVICE_CATEGORY_MISC, dc->categories); + device_class_set_props(dc, vhost_vdpa_device_pci_properties); + k->realize =3D vhost_vdpa_device_pci_realize; } =20 static const VirtioPCIDeviceTypeInfo vhost_vdpa_device_pci_info =3D { diff --git a/hw/virtio/vdpa-dev.c b/hw/virtio/vdpa-dev.c index 5c506ff304..993cbc7d11 100644 --- a/hw/virtio/vdpa-dev.c +++ b/hw/virtio/vdpa-dev.c @@ -29,16 +29,81 @@ #include "sysemu/sysemu.h" #include "sysemu/runstate.h" =20 -static void vhost_vdpa_device_class_init(ObjectClass *klass, void *data) +static void vhost_vdpa_device_realize(DeviceState *dev, Error **errp) { return; } =20 -static void vhost_vdpa_device_instance_init(Object *obj) +static void vhost_vdpa_device_unrealize(DeviceState *dev) +{ + return; +} + +static void +vhost_vdpa_device_get_config(VirtIODevice *vdev, uint8_t *config) +{ + return; +} + +static void +vhost_vdpa_device_set_config(VirtIODevice *vdev, const uint8_t *config) { return; } =20 +static uint64_t vhost_vdpa_device_get_features(VirtIODevice *vdev, + uint64_t features, + Error **errp) +{ + return (uint64_t)-1; +} + +static void vhost_vdpa_device_set_status(VirtIODevice *vdev, uint8_t statu= s) +{ + return; +} + +static Property vhost_vdpa_device_properties[] =3D { + DEFINE_PROP_STRING("vdpa-dev", VhostVdpaDevice, vdpa_dev), + DEFINE_PROP_INT32("vdpa-dev-fd", VhostVdpaDevice, vdpa_dev_fd, -1), + DEFINE_PROP_END_OF_LIST(), +}; + +static const VMStateDescription vmstate_vhost_vdpa_device =3D { + .name =3D "vhost-vdpa-device", + .minimum_version_id =3D 1, + .version_id =3D 1, + .fields =3D (VMStateField[]) { + VMSTATE_VIRTIO_DEVICE, + VMSTATE_END_OF_LIST() + }, +}; + +static void vhost_vdpa_device_class_init(ObjectClass *klass, void *data) +{ + DeviceClass *dc =3D DEVICE_CLASS(klass); + VirtioDeviceClass *vdc =3D VIRTIO_DEVICE_CLASS(klass); + + device_class_set_props(dc, vhost_vdpa_device_properties); + dc->desc =3D "VDPA-based generic device assignment"; + dc->vmsd =3D &vmstate_vhost_vdpa_device; + set_bit(DEVICE_CATEGORY_MISC, dc->categories); + vdc->realize =3D vhost_vdpa_device_realize; + vdc->unrealize =3D vhost_vdpa_device_unrealize; + vdc->get_config =3D vhost_vdpa_device_get_config; + vdc->set_config =3D vhost_vdpa_device_set_config; + vdc->get_features =3D vhost_vdpa_device_get_features; + vdc->set_status =3D vhost_vdpa_device_set_status; +} + +static void vhost_vdpa_device_instance_init(Object *obj) +{ + VhostVdpaDevice *s =3D VHOST_VDPA_DEVICE(obj); + + device_add_bootindex_property(obj, &s->bootindex, "bootindex", + NULL, DEVICE(obj)); +} + static const TypeInfo vhost_vdpa_device_info =3D { .name =3D TYPE_VHOST_VDPA_DEVICE, .parent =3D TYPE_VIRTIO_DEVICE, diff --git a/include/hw/virtio/vdpa-dev.h b/include/hw/virtio/vdpa-dev.h index bd60367793..476bda0873 100644 --- a/include/hw/virtio/vdpa-dev.h +++ b/include/hw/virtio/vdpa-dev.h @@ -25,6 +25,9 @@ OBJECT_DECLARE_SIMPLE_TYPE(VhostVdpaDevice, VHOST_VDPA_DE= VICE) =20 struct VhostVdpaDevice { VirtIODevice parent_obj; + char *vdpa_dev; + int vdpa_dev_fd; + int32_t bootindex; }; =20 #endif --=20 2.23.0