From nobody Tue Nov 26 12:44:40 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; 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=redhat.com ARC-Seal: i=1; a=rsa-sha256; t=1707909578; cv=none; d=zohomail.com; s=zohoarc; b=S3XYei7LcXJUj+5+Qmljp3izIbtqfUPFdNRm9mUGKVC/fusPJBdNZZ2exwIsm3XZ/xWfRo8zzX0FjMESsNmnsm21MugOAq6S5UV0gtR7syRqa4oQChcHIQMzOSYOf65l2CVuVH/LNzteJKJLlrzBw46udEiI4KMoP+iGsnXWYUs= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1707909578; h=Content-Type:Content-Transfer-Encoding:Cc:Cc:Date:Date:From:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:Subject:To:To:Message-Id:Reply-To; bh=CjRo4fIPTfHOrRBaGJPDLNZ8uI+Q6cMsNY8ttQOPSos=; b=fiUlaTygpjFkpOiQP1Zhrd/0BisX0evD7IZXE4eXMKjDVllAjAxKX6ONjaeA2syLrBe7fa9YGg6+N3jrb0d9Ee06higF8n7KcfGyE635cFQCWOrrXEH0NusZtW8eBPCY2BuCh988z//0cCua+roIwaBqD91ZuVcvImQBoL15N7w= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; 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 1707909578314599.6520608233578; Wed, 14 Feb 2024 03:19:38 -0800 (PST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1raDDb-0000jC-DP; Wed, 14 Feb 2024 06:14:23 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1raDDQ-0000E4-Id for qemu-devel@nongnu.org; Wed, 14 Feb 2024 06:14:14 -0500 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1raDDA-0006m5-Ns for qemu-devel@nongnu.org; Wed, 14 Feb 2024 06:14:09 -0500 Received: from mail-ej1-f72.google.com (mail-ej1-f72.google.com [209.85.218.72]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-329-vScGgLX9OLqG54Ra7JKCdQ-1; Wed, 14 Feb 2024 06:13:53 -0500 Received: by mail-ej1-f72.google.com with SMTP id a640c23a62f3a-a3d38947c35so39110066b.3 for ; Wed, 14 Feb 2024 03:13:53 -0800 (PST) Received: from redhat.com ([2.52.26.67]) by smtp.gmail.com with ESMTPSA id vo9-20020a170907a80900b00a3ce268c015sm2037811ejc.48.2024.02.14.03.13.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 14 Feb 2024 03:13:50 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1707909234; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=CjRo4fIPTfHOrRBaGJPDLNZ8uI+Q6cMsNY8ttQOPSos=; b=KzExtXAVoRQepG9VSqD0/1HLAluiB4POKTxfXEgkKNKms0aoZTw9EAs8YcYyfPhnF8O1BB ATHR7Zc9R4KtN4yMQuHu81AeDMr8B6zXbrtwkB44CDdjBHWEaMfVoHN5M7J0GstZgaw2yV CYuZ7Ag0Le+vOu/Ny/HfcmliqEukP7s= X-MC-Unique: vScGgLX9OLqG54Ra7JKCdQ-1 X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1707909231; x=1708514031; h=in-reply-to:content-transfer-encoding:content-disposition :mime-version:references:message-id:subject:cc:to:from:date :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=CjRo4fIPTfHOrRBaGJPDLNZ8uI+Q6cMsNY8ttQOPSos=; b=i8edT1TLm6K7EG83xZb1DaF+D0Dl5OtMXy8+aSZQlpDZTHq5PtMnPImi3mbmoB4zCr oqttw0TKJ81QJYw/CUpQytxODv42kOQ5w6TkF0uRfLd4gH+QnuEizAeiT6vc8PSeJjxw nDXPHwMM2C9UaS1meWw31MXPnhwiRNV97NMvLPs0/LLTIXvvnYEDMn0nXTU/t2c4VTyG 2v3v/nMGnirW7HAAVXpXz66DecgmZNUMHiH/taeKkef3HA3w/znkKxBGlpmao+COttU0 Kn+iY2Z+Y1d41WfzI185MzQVfUOPy1+kP9NMfAUJEIRG2YzjouGMnMKZ0oaP3o7WTRfJ xVhw== X-Gm-Message-State: AOJu0YwwyjJ6R4puz+STDOSVEgJFC9paSYYekwKW2T9PO6b+89Hzt57i CndsITmPpg74irKo1IW3BXq8mzv9l6Yuiwz0iWIKzbLexQ2H4eOq/VjYqS+RESgCExI9bgh/fpE +OX4wdgllY4D8ECvQTwz03IWIclkgMVr9vXQr01AbeTg+XhUHK1Uzhw6Xe8TEmZMafil4UVsrdy dLKxsq6zq8sjVGyBWLwKqykHweR2gwNQ== X-Received: by 2002:a17:906:495:b0:a3d:1a89:7054 with SMTP id f21-20020a170906049500b00a3d1a897054mr1658783eja.39.1707909231350; Wed, 14 Feb 2024 03:13:51 -0800 (PST) X-Google-Smtp-Source: AGHT+IHoT6C3Mm5gxupyXuYSncNRUGtqkZuZjVzeO/mpb99YEvPkG3UBltpCyf+nqXWbbECXeia8mA== X-Received: by 2002:a17:906:495:b0:a3d:1a89:7054 with SMTP id f21-20020a170906049500b00a3d1a897054mr1658767eja.39.1707909231010; Wed, 14 Feb 2024 03:13:51 -0800 (PST) X-Forwarded-Encrypted: i=1; AJvYcCXlGC/LtYf/uBYgXMnS3iNHh3O6U/wbqPmc/UWX+AW9oJD7DM3lMySCmtF+sG+brY205s9GSoB2KSeaqKlXLxzR0LRIykaHi2I+46XMtEYQopzc66H39cvutazhfokwgYXVPg2Z3OOgtHAhwrdYMafi3GQDUrSDz3/rZ1k6l7ciw97R8GfZVq777X4BtUY= Date: Wed, 14 Feb 2024 06:13:48 -0500 From: "Michael S. Tsirkin" To: qemu-devel@nongnu.org Cc: Peter Maydell , Leo Yan , Manos Pitsidianakis , Alex =?utf-8?Q?Benn=C3=A9e?= , Gerd Hoffmann Subject: [PULL 11/60] hw/virtio: derive vhost-user-input from vhost-user-base Message-ID: References: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Disposition: inline Content-Transfer-Encoding: quoted-printable In-Reply-To: X-Mailer: git-send-email 2.27.0.106.g8ac3dc51b1 X-Mutt-Fcc: =sent 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=170.10.129.124; envelope-from=mst@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -25 X-Spam_score: -2.6 X-Spam_bar: -- X-Spam_report: (-2.6 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.504, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_MSPIKE_H2=-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-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1707909580228100002 From: Leo Yan This patch derives vhost-user-input from vhost-user-base class, so make the input stub as a simpler boilerplate wrapper. With the refactoring, vhost-user-input adds the property 'chardev', this leads to conflict with the vhost-user-input-pci adds the same property. To resolve the error, remove the duplicate property from vhost-user-input-pci. Signed-off-by: Leo Yan Reviewed-by: Manos Pitsidianakis Message-Id: <20231120043721.50555-5-leo.yan@linaro.org> Signed-off-by: Alex Benn=C3=A9e Message-Id: <20240104210945.1223134-12-alex.bennee@linaro.org> Reviewed-by: Michael S. Tsirkin Signed-off-by: Michael S. Tsirkin --- include/hw/virtio/virtio-input.h | 6 +- hw/virtio/vhost-user-input-pci.c | 3 - hw/virtio/vhost-user-input.c | 114 +++++-------------------------- 3 files changed, 21 insertions(+), 102 deletions(-) diff --git a/include/hw/virtio/virtio-input.h b/include/hw/virtio/virtio-in= put.h index a6c9703644..e69c0aeca3 100644 --- a/include/hw/virtio/virtio-input.h +++ b/include/hw/virtio/virtio-input.h @@ -1,6 +1,8 @@ #ifndef QEMU_VIRTIO_INPUT_H #define QEMU_VIRTIO_INPUT_H =20 +#include "hw/virtio/vhost-user.h" +#include "hw/virtio/vhost-user-base.h" #include "ui/input.h" #include "sysemu/vhost-user-backend.h" =20 @@ -97,9 +99,7 @@ struct VirtIOInputHost { }; =20 struct VHostUserInput { - VirtIOInput parent_obj; - - VhostUserBackend *vhost; + VHostUserBase parent_obj; }; =20 void virtio_input_send(VirtIOInput *vinput, virtio_input_event *event); diff --git a/hw/virtio/vhost-user-input-pci.c b/hw/virtio/vhost-user-input-= pci.c index b858898a36..3f4761ce88 100644 --- a/hw/virtio/vhost-user-input-pci.c +++ b/hw/virtio/vhost-user-input-pci.c @@ -30,9 +30,6 @@ static void vhost_user_input_pci_instance_init(Object *ob= j) =20 virtio_instance_init_common(obj, &dev->vhi, sizeof(dev->vhi), TYPE_VHOST_USER_INPUT); - - object_property_add_alias(obj, "chardev", - OBJECT(&dev->vhi), "chardev"); } =20 static const VirtioPCIDeviceTypeInfo vhost_user_input_pci_info =3D { diff --git a/hw/virtio/vhost-user-input.c b/hw/virtio/vhost-user-input.c index 4ee3542106..bedec0468c 100644 --- a/hw/virtio/vhost-user-input.c +++ b/hw/virtio/vhost-user-input.c @@ -5,83 +5,25 @@ */ =20 #include "qemu/osdep.h" -#include "qemu/error-report.h" -#include "qapi/error.h" - #include "hw/virtio/virtio-input.h" =20 -static int vhost_input_config_change(struct vhost_dev *dev) -{ - error_report("vhost-user-input: unhandled backend config change"); - return -1; -} - -static const VhostDevConfigOps config_ops =3D { - .vhost_dev_config_notifier =3D vhost_input_config_change, +static Property vinput_properties[] =3D { + DEFINE_PROP_CHR("chardev", VHostUserBase, chardev), + DEFINE_PROP_END_OF_LIST(), }; =20 -static void vhost_input_realize(DeviceState *dev, Error **errp) +static void vinput_realize(DeviceState *dev, Error **errp) { - VHostUserInput *vhi =3D VHOST_USER_INPUT(dev); - VirtIOInput *vinput =3D VIRTIO_INPUT(dev); - VirtIODevice *vdev =3D VIRTIO_DEVICE(dev); + VHostUserBase *vub =3D VHOST_USER_BASE(dev); + VHostUserBaseClass *vubc =3D VHOST_USER_BASE_GET_CLASS(dev); =20 - vhost_dev_set_config_notifier(&vhi->vhost->dev, &config_ops); - vinput->cfg_size =3D sizeof_field(virtio_input_config, u); - if (vhost_user_backend_dev_init(vhi->vhost, vdev, 2, errp) =3D=3D -1) { - return; - } -} + /* Fixed for input device */ + vub->virtio_id =3D VIRTIO_ID_INPUT; + vub->num_vqs =3D 2; + vub->vq_size =3D 4; + vub->config_size =3D sizeof(virtio_input_config); =20 -static void vhost_input_change_active(VirtIOInput *vinput) -{ - VHostUserInput *vhi =3D VHOST_USER_INPUT(vinput); - - if (vinput->active) { - vhost_user_backend_start(vhi->vhost); - } else { - vhost_user_backend_stop(vhi->vhost); - } -} - -static void vhost_input_get_config(VirtIODevice *vdev, uint8_t *config_dat= a) -{ - VirtIOInput *vinput =3D VIRTIO_INPUT(vdev); - VHostUserInput *vhi =3D VHOST_USER_INPUT(vdev); - Error *local_err =3D NULL; - int ret; - - memset(config_data, 0, vinput->cfg_size); - - ret =3D vhost_dev_get_config(&vhi->vhost->dev, config_data, vinput->cf= g_size, - &local_err); - if (ret) { - error_report_err(local_err); - return; - } -} - -static void vhost_input_set_config(VirtIODevice *vdev, - const uint8_t *config_data) -{ - VHostUserInput *vhi =3D VHOST_USER_INPUT(vdev); - int ret; - - ret =3D vhost_dev_set_config(&vhi->vhost->dev, config_data, - 0, sizeof(virtio_input_config), - VHOST_SET_CONFIG_TYPE_FRONTEND); - if (ret) { - error_report("vhost-user-input: set device config space failed"); - return; - } - - virtio_notify_config(vdev); -} - -static struct vhost_dev *vhost_input_get_vhost(VirtIODevice *vdev) -{ - VHostUserInput *vhi =3D VHOST_USER_INPUT(vdev); - return &vhi->vhost->dev; + vubc->parent_realize(dev, errp); } =20 static const VMStateDescription vmstate_vhost_input =3D { @@ -91,40 +33,20 @@ static const VMStateDescription vmstate_vhost_input =3D= { =20 static void vhost_input_class_init(ObjectClass *klass, void *data) { - VirtIOInputClass *vic =3D VIRTIO_INPUT_CLASS(klass); - VirtioDeviceClass *vdc =3D VIRTIO_DEVICE_CLASS(klass); + VHostUserBaseClass *vubc =3D VHOST_USER_BASE_CLASS(klass); DeviceClass *dc =3D DEVICE_CLASS(klass); =20 dc->vmsd =3D &vmstate_vhost_input; - vdc->get_config =3D vhost_input_get_config; - vdc->set_config =3D vhost_input_set_config; - vdc->get_vhost =3D vhost_input_get_vhost; - vic->realize =3D vhost_input_realize; - vic->change_active =3D vhost_input_change_active; -} - -static void vhost_input_init(Object *obj) -{ - VHostUserInput *vhi =3D VHOST_USER_INPUT(obj); - - vhi->vhost =3D VHOST_USER_BACKEND(object_new(TYPE_VHOST_USER_BACKEND)); - object_property_add_alias(obj, "chardev", - OBJECT(vhi->vhost), "chardev"); -} - -static void vhost_input_finalize(Object *obj) -{ - VHostUserInput *vhi =3D VHOST_USER_INPUT(obj); - - object_unref(OBJECT(vhi->vhost)); + device_class_set_props(dc, vinput_properties); + device_class_set_parent_realize(dc, vinput_realize, + &vubc->parent_realize); + set_bit(DEVICE_CATEGORY_INPUT, dc->categories); } =20 static const TypeInfo vhost_input_info =3D { .name =3D TYPE_VHOST_USER_INPUT, - .parent =3D TYPE_VIRTIO_INPUT, + .parent =3D TYPE_VHOST_USER_BASE, .instance_size =3D sizeof(VHostUserInput), - .instance_init =3D vhost_input_init, - .instance_finalize =3D vhost_input_finalize, .class_init =3D vhost_input_class_init, }; =20 --=20 MST