From patchwork Fri Jul 16 15:15:19 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: "Michael S. Tsirkin" X-Patchwork-Id: 478388 Delivered-To: patch@linaro.org Received: by 2002:a02:c94a:0:0:0:0:0 with SMTP id u10csp1467139jao; Fri, 16 Jul 2021 08:16:46 -0700 (PDT) X-Google-Smtp-Source: ABdhPJzo++xGfnyI8LRPiCaaEZTnIq/hlosGH0O2sbA/O6E4TjVO7YrrqDmT7qNbrH8kfXu1a+vi X-Received: by 2002:a19:6f4b:: with SMTP id n11mr7995233lfk.337.1626448606478; Fri, 16 Jul 2021 08:16:46 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1626448606; cv=none; d=google.com; s=arc-20160816; b=R6Er3QwgQ1CrNmd9zjZPwchRrq10AFtjs2DVucAZIll/nUSyHfClepRsNnJWhiYa36 NP4a/3K/hBiZWmvoXUF+l0IZvpTSB8H0rzxvyKEZl317nKUsGyKaDf+c4CpNRWQS0qWE p/nYJsrx90XvvgI0f5sbS2GpdaKtgdJamQdpe0pnFudDH/aB9RWx2GuCpaiViKA5go0V Ua7l7vyfTshh9jdDWW9hyWwWmh3yvxkwlXP36I8cGIyATUAk5cn9lT7metrWGclSqVo8 /yoeZJGhWDaOFp1JZhQ1aXjcLfBHHnPUy4DX19tpg5fG543TkzJjUGSoWnDi2dlOY5q7 t5hQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=sender:errors-to:cc:list-subscribe:list-help:list-post:list-archive :list-unsubscribe:list-id:precedence:content-transfer-encoding :content-disposition:in-reply-to:mime-version:references:message-id :subject:to:from:date:dkim-signature; bh=L7iObvtBFmPk0+FN/s4T6VgVW41+HOKgYbVN1kxGfA8=; b=LlJPLOi12YTrorZCCd8QBLNtG8b2GOLEi7iIAmvLLTyMPN/6QGVy1ZVNW7dbXWNsvn 2H1TyyO4WH3/Z7Q/21TsuuCGOLsBSMMFCe/7+sV6cxtAVNwhEYwq2vHSIzkASFBWYDES 80Ra3tpyFeWgMEG7JjrLVuukvdeuVy9weMwjB0KMr3KH5NgGjoKsPKX9bOU10txLylMj OAJEBnS+P6UtxyBFZYRMVdkfq8OnY6y78W7KXP+ZrCB9aOI0k5QEDHxNa7ur2LghCMEZ kxKsGzCJ1wTeABP88nFZEgnZ95+PIl33ydlD24r6Z0qJvPFbIsb8rC7kDfI7016BJzEQ XMSA== ARC-Authentication-Results: i=1; mx.google.com; dkim=fail header.i=@redhat.com header.s=mimecast20190719 header.b=fyiJmYIx; spf=pass (google.com: domain of qemu-devel-bounces+patch=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom="qemu-devel-bounces+patch=linaro.org@nongnu.org"; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=redhat.com Return-Path: Received: from lists.gnu.org (lists.gnu.org. [209.51.188.17]) by mx.google.com with ESMTPS id i24si9181489lfv.103.2021.07.16.08.16.46 for (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Fri, 16 Jul 2021 08:16:46 -0700 (PDT) Received-SPF: pass (google.com: domain of qemu-devel-bounces+patch=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; Authentication-Results: mx.google.com; dkim=fail header.i=@redhat.com header.s=mimecast20190719 header.b=fyiJmYIx; spf=pass (google.com: domain of qemu-devel-bounces+patch=linaro.org@nongnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom="qemu-devel-bounces+patch=linaro.org@nongnu.org"; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=redhat.com Received: from localhost ([::1]:49792 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1m4Pa1-0002V6-6Z for patch@linaro.org; Fri, 16 Jul 2021 11:16:45 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:60752) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1m4PYl-00013N-R8 for qemu-devel@nongnu.org; Fri, 16 Jul 2021 11:15:29 -0400 Received: from us-smtp-delivery-124.mimecast.com ([216.205.24.124]:38780) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1m4PYj-00042g-Fu for qemu-devel@nongnu.org; Fri, 16 Jul 2021 11:15:27 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1626448524; 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=L7iObvtBFmPk0+FN/s4T6VgVW41+HOKgYbVN1kxGfA8=; b=fyiJmYIxpyKXk2TAE7paFHn8gzbkunsbF/24kl1oP1HctLgvXIMpEas/0aJm+2/RNVr6ws g2Va2TLQJJRkxD0bfMDW1RoLbb1Sk+azJ0j0ibm2wjB7bnZmUIxRSFU4EE+X7FPN9ZE+kO Zmsx/CKsL8uaSxgDTkcCa7WJYZcFVSY= Received: from mail-wr1-f70.google.com (mail-wr1-f70.google.com [209.85.221.70]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-537-K0SvUndhNsCGm0qwg6GqTg-1; Fri, 16 Jul 2021 11:15:23 -0400 X-MC-Unique: K0SvUndhNsCGm0qwg6GqTg-1 Received: by mail-wr1-f70.google.com with SMTP id m9-20020a5d4a090000b029013e2b4a9d1eso4967377wrq.4 for ; Fri, 16 Jul 2021 08:15:23 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:content-transfer-encoding :in-reply-to; bh=L7iObvtBFmPk0+FN/s4T6VgVW41+HOKgYbVN1kxGfA8=; b=atSTJRZiz3WDnG6GRqcEjugOlM3c6DOqsSHcY65YUNgty6KIXpdGZkWHo6V+W8LB7F 4T2QiKXlOpRn7Gyx0LK+MF7rjH6clz9l/sfYF90GUjUAz++D5WIJhjEk4BScVnh2zdGE XH6p4wFeFnFqIj3zeJEpKi+wkvxSnHAkKBF0/jpm0TrrW//jlyV7qyAlRsA3qaSML5IR 76hpd9xElUNujC5dHDRGV/DZUTNFM0ZFLR9YWP0XtiWeq7w5j//j79ctm+7M4Ttru1dR xtJ9KTNVHSYvRaXJoram+HsoSvd0kWuHUDnE+IH12pN/+31uc6P8SAnzAiESwsy74OUG tAZA== X-Gm-Message-State: AOAM5307imHtOFF2gAr3TnmvtexVSjV65ldqz0rHBRwMDpt4s/J3TS1b 04JHL+ynVcKRuy1nLW7vdw6Xd8UVgPVZ6eeYYDXTmkAg2oc8hvhqxe1JEr5PcZaabuOzam2FEHR hg3DBRYMBtadsMEkmsLP447DXkRM4jC59HjZTEU1fH7H7vJ1ozcBNBJguYNtk X-Received: by 2002:a1c:741a:: with SMTP id p26mr11153016wmc.47.1626448522080; Fri, 16 Jul 2021 08:15:22 -0700 (PDT) X-Received: by 2002:a1c:741a:: with SMTP id p26mr11152988wmc.47.1626448521790; Fri, 16 Jul 2021 08:15:21 -0700 (PDT) Received: from redhat.com ([2a10:8004:6ff2:0:a1b1:b3d8:4c4e:4825]) by smtp.gmail.com with ESMTPSA id y19sm11329116wma.21.2021.07.16.08.15.20 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 16 Jul 2021 08:15:21 -0700 (PDT) Date: Fri, 16 Jul 2021 11:15:19 -0400 From: "Michael S. Tsirkin" To: qemu-devel@nongnu.org Subject: [PULL v3 08/19] hw/virtio: add vhost-user-i2c-pci boilerplate Message-ID: <20210716151416.155127-9-mst@redhat.com> References: <20210716151416.155127-1-mst@redhat.com> MIME-Version: 1.0 In-Reply-To: <20210716151416.155127-1-mst@redhat.com> X-Mailer: git-send-email 2.27.0.106.g8ac3dc51b1 X-Mutt-Fcc: =sent Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=mst@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Disposition: inline Received-SPF: pass client-ip=216.205.24.124; envelope-from=mst@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -34 X-Spam_score: -3.5 X-Spam_bar: --- X-Spam_report: (-3.5 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.7, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Peter Maydell , Alex =?utf-8?q?Benn=C3=A9e?= , Viresh Kumar Errors-To: qemu-devel-bounces+patch=linaro.org@nongnu.org Sender: "Qemu-devel" From: Viresh Kumar This allows is to instantiate a vhost-user-i2c device as part of a PCI bus. It is mostly boilerplate which looks pretty similar to the vhost-user-fs-pci device. Reviewed-by: Alex Bennée Signed-off-by: Viresh Kumar Message-Id: <8a083eaa57d93feaab12acd1f94b225879212f20.1625806763.git.viresh.kumar@linaro.org> Reviewed-by: Michael S. Tsirkin Signed-off-by: Michael S. Tsirkin --- hw/virtio/vhost-user-i2c-pci.c | 69 ++++++++++++++++++++++++++++++++++ hw/virtio/meson.build | 1 + 2 files changed, 70 insertions(+) create mode 100644 hw/virtio/vhost-user-i2c-pci.c -- MST diff --git a/hw/virtio/vhost-user-i2c-pci.c b/hw/virtio/vhost-user-i2c-pci.c new file mode 100644 index 0000000000..70b7b65fd9 --- /dev/null +++ b/hw/virtio/vhost-user-i2c-pci.c @@ -0,0 +1,69 @@ +/* + * Vhost-user i2c virtio device PCI glue + * + * Copyright (c) 2021 Viresh Kumar + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ + +#include "qemu/osdep.h" +#include "hw/qdev-properties.h" +#include "hw/virtio/vhost-user-i2c.h" +#include "virtio-pci.h" + +struct VHostUserI2CPCI { + VirtIOPCIProxy parent_obj; + VHostUserI2C vdev; +}; + +typedef struct VHostUserI2CPCI VHostUserI2CPCI; + +#define TYPE_VHOST_USER_I2C_PCI "vhost-user-i2c-pci-base" + +DECLARE_INSTANCE_CHECKER(VHostUserI2CPCI, VHOST_USER_I2C_PCI, + TYPE_VHOST_USER_I2C_PCI) + +static void vhost_user_i2c_pci_realize(VirtIOPCIProxy *vpci_dev, Error **errp) +{ + VHostUserI2CPCI *dev = VHOST_USER_I2C_PCI(vpci_dev); + DeviceState *vdev = DEVICE(&dev->vdev); + + vpci_dev->nvectors = 1; + qdev_realize(vdev, BUS(&vpci_dev->bus), errp); +} + +static void vhost_user_i2c_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_i2c_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_i2c_pci_instance_init(Object *obj) +{ + VHostUserI2CPCI *dev = VHOST_USER_I2C_PCI(obj); + + virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev), + TYPE_VHOST_USER_I2C); +} + +static const VirtioPCIDeviceTypeInfo vhost_user_i2c_pci_info = { + .base_name = TYPE_VHOST_USER_I2C_PCI, + .non_transitional_name = "vhost-user-i2c-pci", + .instance_size = sizeof(VHostUserI2CPCI), + .instance_init = vhost_user_i2c_pci_instance_init, + .class_init = vhost_user_i2c_pci_class_init, +}; + +static void vhost_user_i2c_pci_register(void) +{ + virtio_pci_types_register(&vhost_user_i2c_pci_info); +} + +type_init(vhost_user_i2c_pci_register); diff --git a/hw/virtio/meson.build b/hw/virtio/meson.build index 1a0d736a0d..bc352a6009 100644 --- a/hw/virtio/meson.build +++ b/hw/virtio/meson.build @@ -26,6 +26,7 @@ virtio_ss.add(when: 'CONFIG_VIRTIO_RNG', if_true: files('virtio-rng.c')) virtio_ss.add(when: 'CONFIG_VIRTIO_IOMMU', if_true: files('virtio-iommu.c')) virtio_ss.add(when: 'CONFIG_VIRTIO_MEM', if_true: files('virtio-mem.c')) virtio_ss.add(when: 'CONFIG_VHOST_USER_I2C', if_true: files('vhost-user-i2c.c')) +virtio_ss.add(when: ['CONFIG_VIRTIO_PCI', 'CONFIG_VHOST_USER_I2C'], if_true: files('vhost-user-i2c-pci.c')) virtio_pci_ss = ss.source_set() virtio_pci_ss.add(when: 'CONFIG_VHOST_VSOCK', if_true: files('vhost-vsock-pci.c'))