From patchwork Wed Jun 21 10:17:08 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Milan Zamazal X-Patchwork-Id: 13287099 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id ADBB6EB64D7 for ; Wed, 21 Jun 2023 10:19:31 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qBuv3-0008DX-ND; Wed, 21 Jun 2023 06:18:33 -0400 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 1qBuv2-0008D4-Bx for qemu-devel@nongnu.org; Wed, 21 Jun 2023 06:18:32 -0400 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 1qBuv0-0000lD-95 for qemu-devel@nongnu.org; Wed, 21 Jun 2023 06:18:32 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1687342709; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=tFdPW5qQxnpBqMxHStmQOBMq/CUC9iIkI5NWc1P2Odo=; b=CW7fJ6OMzV9V6D3ZnMS4t2YHgPf6gXXna++BTgNzqOptNtg6LcRwaNlIGfIS6jHV0lsNQB eXJsNEJUlX9TJW1woYWhPBCFBdouB8yaQsirOTsExXx/2WESDDCg5GFQRRSrq8Eki+o5cE hZ2EGLa+TwSBK1srowucoQFefhk9sBo= Received: from mimecast-mx02.redhat.com (mx3-rdu2.redhat.com [66.187.233.73]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-147-CS2mmsM8MpSSvQuwfGPKCA-1; Wed, 21 Jun 2023 06:18:28 -0400 X-MC-Unique: CS2mmsM8MpSSvQuwfGPKCA-1 Received: from smtp.corp.redhat.com (int-mx10.intmail.prod.int.rdu2.redhat.com [10.11.54.10]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 04F86280D591; Wed, 21 Jun 2023 10:18:28 +0000 (UTC) Received: from nuthatch.redhat.com (unknown [10.45.225.193]) by smtp.corp.redhat.com (Postfix) with ESMTP id D9206492C13; Wed, 21 Jun 2023 10:18:26 +0000 (UTC) From: Milan Zamazal To: qemu-devel@nongnu.org Cc: Milan Zamazal , mst@redhat.com, stefanha@redhat.com, alex.bennee@linaro.org, thuth@redhat.com, vincent.guittot@linaro.org Subject: [PATCH v2 2/4] hw/virtio: Add vhost-user-scmi-pci boilerplate Date: Wed, 21 Jun 2023 12:17:08 +0200 Message-Id: <20230621101710.297975-3-mzamazal@redhat.com> In-Reply-To: <20230621101710.297975-1-mzamazal@redhat.com> References: <20230621101710.297975-1-mzamazal@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.1 on 10.11.54.10 Received-SPF: pass client-ip=170.10.129.124; envelope-from=mzamazal@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, 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+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org This allows is to instantiate a vhost-user-scmi device as part of a PCI bus. It is mostly boilerplate similar to the other vhost-user-*-pci boilerplates of similar devices. Signed-off-by: Milan Zamazal --- hw/virtio/meson.build | 1 + hw/virtio/vhost-user-scmi-pci.c | 68 +++++++++++++++++++++++++++++++++ 2 files changed, 69 insertions(+) create mode 100644 hw/virtio/vhost-user-scmi-pci.c diff --git a/hw/virtio/meson.build b/hw/virtio/meson.build index d3c3ba86a3..e345d7e123 100644 --- a/hw/virtio/meson.build +++ b/hw/virtio/meson.build @@ -33,6 +33,7 @@ specific_virtio_ss.add(when: 'CONFIG_VHOST_USER_RNG', if_true: files('vhost-user specific_virtio_ss.add(when: 'CONFIG_VHOST_USER_GPIO', if_true: files('vhost-user-gpio.c')) specific_virtio_ss.add(when: ['CONFIG_VIRTIO_PCI', 'CONFIG_VHOST_USER_GPIO'], if_true: files('vhost-user-gpio-pci.c')) specific_virtio_ss.add(when: 'CONFIG_VHOST_USER_SCMI', if_true: files('vhost-user-scmi.c')) +specific_virtio_ss.add(when: ['CONFIG_VIRTIO_PCI', 'CONFIG_VHOST_USER_SCMI'], if_true: files('vhost-user-scmi-pci.c')) specific_virtio_ss.add(when: 'CONFIG_VHOST_VDPA_DEV', if_true: files('vdpa-dev.c')) virtio_pci_ss = ss.source_set() diff --git a/hw/virtio/vhost-user-scmi-pci.c b/hw/virtio/vhost-user-scmi-pci.c new file mode 100644 index 0000000000..7f53af7fce --- /dev/null +++ b/hw/virtio/vhost-user-scmi-pci.c @@ -0,0 +1,68 @@ +/* + * Vhost-user SCMI virtio device PCI glue + * + * SPDX-FileCopyrightText: Red Hat, Inc. + * SPDX-License-Identifier: GPL-2.0-or-later + */ + +#include "qemu/osdep.h" +#include "hw/qdev-properties.h" +#include "hw/virtio/vhost-user-scmi.h" +#include "hw/virtio/virtio-pci.h" + +struct VHostUserSCMIPCI { + VirtIOPCIProxy parent_obj; + VHostUserSCMI vdev; +}; + +typedef struct VHostUserSCMIPCI VHostUserSCMIPCI; + +#define TYPE_VHOST_USER_SCMI_PCI "vhost-user-scmi-pci-base" + +DECLARE_INSTANCE_CHECKER(VHostUserSCMIPCI, VHOST_USER_SCMI_PCI, + TYPE_VHOST_USER_SCMI_PCI) + +static void vhost_user_scmi_pci_realize(VirtIOPCIProxy *vpci_dev, Error **errp) +{ + VHostUserSCMIPCI *dev = VHOST_USER_SCMI_PCI(vpci_dev); + DeviceState *vdev = DEVICE(&dev->vdev); + + vpci_dev->nvectors = 1; + qdev_realize(vdev, BUS(&vpci_dev->bus), errp); +} + +static void vhost_user_scmi_pci_class_init(ObjectClass *klass, void *data) +{ + DeviceClass *dc = DEVICE_CLASS(klass); + VirtioPCIClass *k = VIRTIO_PCI_CLASS(klass); + PCIDeviceClass *pcidev_k = PCI_DEVICE_CLASS(klass); + k->realize = vhost_user_scmi_pci_realize; + set_bit(DEVICE_CATEGORY_INPUT, dc->categories); + pcidev_k->vendor_id = PCI_VENDOR_ID_REDHAT_QUMRANET; + pcidev_k->device_id = 0; /* Set by virtio-pci based on virtio id */ + pcidev_k->revision = 0x00; + pcidev_k->class_id = PCI_CLASS_COMMUNICATION_OTHER; +} + +static void vhost_user_scmi_pci_instance_init(Object *obj) +{ + VHostUserSCMIPCI *dev = VHOST_USER_SCMI_PCI(obj); + + virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev), + TYPE_VHOST_USER_SCMI); +} + +static const VirtioPCIDeviceTypeInfo vhost_user_scmi_pci_info = { + .base_name = TYPE_VHOST_USER_SCMI_PCI, + .non_transitional_name = "vhost-user-scmi-pci", + .instance_size = sizeof(VHostUserSCMIPCI), + .instance_init = vhost_user_scmi_pci_instance_init, + .class_init = vhost_user_scmi_pci_class_init, +}; + +static void vhost_user_scmi_pci_register(void) +{ + virtio_pci_types_register(&vhost_user_scmi_pci_info); +} + +type_init(vhost_user_scmi_pci_register);