From nobody Fri Nov 7 02:09:57 2025 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=redhat.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1544735593977498.1734703994076; Thu, 13 Dec 2018 13:13:13 -0800 (PST) Received: from localhost ([::1]:54900 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gXYIC-0002qk-O8 for importer@patchew.org; Thu, 13 Dec 2018 16:13:12 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:38571) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gXY70-0001YM-RI for qemu-devel@nongnu.org; Thu, 13 Dec 2018 16:01:40 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gXY6w-00047k-WF for qemu-devel@nongnu.org; Thu, 13 Dec 2018 16:01:38 -0500 Received: from trasno.trasno.org ([83.165.45.250]:42182 helo=mail.trasno.org) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1gXY6v-0003El-67 for qemu-devel@nongnu.org; Thu, 13 Dec 2018 16:01:33 -0500 Received: from secure.mitica ([192.168.10.22] helo=trasno.org) by mail.trasno.org with esmtp (Exim 4.91) (envelope-from ) id 1gXY6a-0001PK-R1; Thu, 13 Dec 2018 22:01:15 +0100 From: Juan Quintela To: qemu-devel@nongnu.org Date: Thu, 13 Dec 2018 22:00:48 +0100 Message-Id: <20181213210057.3676-8-quintela@redhat.com> X-Mailer: git-send-email 2.19.2 In-Reply-To: <20181213210057.3676-1-quintela@redhat.com> References: <20181213210057.3676-1-quintela@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 83.165.45.250 Subject: [Qemu-devel] [PATCH v3 07/16] virtio: split vhost user blk bits from virtio-pci X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Juan Quintela , Thomas Huth , Gonglei , Gerd Hoffmann , "Michael S. Tsirkin" Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" Content-Type: text/plain; charset="utf-8" Reviewed-by: Thomas Huth Reviewed-by: Laurent Vivier Signed-off-by: Juan Quintela Reviewed-by: Stefan Hajnoczi --- hw/virtio/Makefile.objs | 1 + hw/virtio/vhost-user-blk-pci.c | 101 +++++++++++++++++++++++++++++++++ hw/virtio/virtio-pci.c | 60 -------------------- hw/virtio/virtio-pci.h | 18 ------ 4 files changed, 102 insertions(+), 78 deletions(-) create mode 100644 hw/virtio/vhost-user-blk-pci.c diff --git a/hw/virtio/Makefile.objs b/hw/virtio/Makefile.objs index 3e655fdce6..35b7698446 100644 --- a/hw/virtio/Makefile.objs +++ b/hw/virtio/Makefile.objs @@ -13,6 +13,7 @@ obj-$(CONFIG_LINUX) +=3D vhost.o vhost-backend.o vhost-us= er.o obj-$(CONFIG_VHOST_VSOCK) +=3D vhost-vsock.o ifeq ($(CONFIG_PCI),y) obj-$(CONFIG_VHOST_VSOCK) +=3D vhost-vsock-pci.o +obj-$(CONFIG_VHOST_USER_BLK) +=3D vhost-user-blk-pci.o obj-$(CONFIG_VIRTIO_INPUT_HOST) +=3D virtio-input-host-pci.o obj-$(CONFIG_VIRTIO_INPUT) +=3D virtio-input-pci.o obj-$(CONFIG_VIRTIO_RNG) +=3D virtio-rng-pci.o diff --git a/hw/virtio/vhost-user-blk-pci.c b/hw/virtio/vhost-user-blk-pci.c new file mode 100644 index 0000000000..29ffcc4361 --- /dev/null +++ b/hw/virtio/vhost-user-blk-pci.c @@ -0,0 +1,101 @@ +/* + * Vhost user blk PCI Bindings + * + * Copyright(C) 2017 Intel Corporation. + * + * Authors: + * Changpeng Liu + * + * Largely based on the "vhost-user-scsi.c" and "vhost-scsi.c" implemented= by: + * Felipe Franciosi + * Stefan Hajnoczi + * Nicholas Bellinger + * + * This work is licensed under the terms of the GNU LGPL, version 2 or lat= er. + * See the COPYING.LIB file in the top-level directory. + * + */ + +#include "qemu/osdep.h" + +#include "standard-headers/linux/virtio_pci.h" +#include "hw/virtio/virtio.h" +#include "hw/virtio/vhost-user-blk.h" +#include "hw/pci/pci.h" +#include "qapi/error.h" +#include "qemu/error-report.h" +#include "virtio-pci.h" + +typedef struct VHostUserBlkPCI VHostUserBlkPCI; + +/* + * vhost-user-blk-pci: This extends VirtioPCIProxy. + */ +#define TYPE_VHOST_USER_BLK_PCI "vhost-user-blk-pci" +#define VHOST_USER_BLK_PCI(obj) \ + OBJECT_CHECK(VHostUserBlkPCI, (obj), TYPE_VHOST_USER_BLK_PCI) + +struct VHostUserBlkPCI { + VirtIOPCIProxy parent_obj; + VHostUserBlk vdev; +}; + +static Property vhost_user_blk_pci_properties[] =3D { + DEFINE_PROP_UINT32("class", VirtIOPCIProxy, class_code, 0), + DEFINE_PROP_UINT32("vectors", VirtIOPCIProxy, nvectors, + DEV_NVECTORS_UNSPECIFIED), + DEFINE_PROP_END_OF_LIST(), +}; + +static void vhost_user_blk_pci_realize(VirtIOPCIProxy *vpci_dev, Error **e= rrp) +{ + VHostUserBlkPCI *dev =3D VHOST_USER_BLK_PCI(vpci_dev); + DeviceState *vdev =3D DEVICE(&dev->vdev); + + if (vpci_dev->nvectors =3D=3D DEV_NVECTORS_UNSPECIFIED) { + vpci_dev->nvectors =3D dev->vdev.num_queues + 1; + } + + qdev_set_parent_bus(vdev, BUS(&vpci_dev->bus)); + object_property_set_bool(OBJECT(vdev), true, "realized", errp); +} + +static void vhost_user_blk_pci_class_init(ObjectClass *klass, void *data) +{ + DeviceClass *dc =3D DEVICE_CLASS(klass); + VirtioPCIClass *k =3D VIRTIO_PCI_CLASS(klass); + PCIDeviceClass *pcidev_k =3D PCI_DEVICE_CLASS(klass); + + set_bit(DEVICE_CATEGORY_STORAGE, dc->categories); + dc->props =3D vhost_user_blk_pci_properties; + k->realize =3D vhost_user_blk_pci_realize; + pcidev_k->vendor_id =3D PCI_VENDOR_ID_REDHAT_QUMRANET; + pcidev_k->device_id =3D PCI_DEVICE_ID_VIRTIO_BLOCK; + pcidev_k->revision =3D VIRTIO_PCI_ABI_VERSION; + pcidev_k->class_id =3D PCI_CLASS_STORAGE_SCSI; +} + +static void vhost_user_blk_pci_instance_init(Object *obj) +{ + VHostUserBlkPCI *dev =3D VHOST_USER_BLK_PCI(obj); + + virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev), + TYPE_VHOST_USER_BLK); + object_property_add_alias(obj, "bootindex", OBJECT(&dev->vdev), + "bootindex", &error_abort); +} + +static const TypeInfo vhost_user_blk_pci_info =3D { + .name =3D TYPE_VHOST_USER_BLK_PCI, + .parent =3D TYPE_VIRTIO_PCI, + .instance_size =3D sizeof(VHostUserBlkPCI), + .instance_init =3D vhost_user_blk_pci_instance_init, + .class_init =3D vhost_user_blk_pci_class_init, +}; + +static void vhost_user_blk_pci_register(void) +{ + type_register_static(&vhost_user_blk_pci_info); +} + +type_init(vhost_user_blk_pci_register) diff --git a/hw/virtio/virtio-pci.c b/hw/virtio/virtio-pci.c index bad9279f19..e9c562b1c0 100644 --- a/hw/virtio/virtio-pci.c +++ b/hw/virtio/virtio-pci.c @@ -1952,63 +1952,6 @@ static const TypeInfo virtio_blk_pci_info =3D { .class_init =3D virtio_blk_pci_class_init, }; =20 -#if defined(CONFIG_VHOST_USER) && defined(CONFIG_LINUX) -/* vhost-user-blk */ - -static Property vhost_user_blk_pci_properties[] =3D { - DEFINE_PROP_UINT32("class", VirtIOPCIProxy, class_code, 0), - DEFINE_PROP_UINT32("vectors", VirtIOPCIProxy, nvectors, - DEV_NVECTORS_UNSPECIFIED), - DEFINE_PROP_END_OF_LIST(), -}; - -static void vhost_user_blk_pci_realize(VirtIOPCIProxy *vpci_dev, Error **e= rrp) -{ - VHostUserBlkPCI *dev =3D VHOST_USER_BLK_PCI(vpci_dev); - DeviceState *vdev =3D DEVICE(&dev->vdev); - - if (vpci_dev->nvectors =3D=3D DEV_NVECTORS_UNSPECIFIED) { - vpci_dev->nvectors =3D dev->vdev.num_queues + 1; - } - - qdev_set_parent_bus(vdev, BUS(&vpci_dev->bus)); - object_property_set_bool(OBJECT(vdev), true, "realized", errp); -} - -static void vhost_user_blk_pci_class_init(ObjectClass *klass, void *data) -{ - DeviceClass *dc =3D DEVICE_CLASS(klass); - VirtioPCIClass *k =3D VIRTIO_PCI_CLASS(klass); - PCIDeviceClass *pcidev_k =3D PCI_DEVICE_CLASS(klass); - - set_bit(DEVICE_CATEGORY_STORAGE, dc->categories); - dc->props =3D vhost_user_blk_pci_properties; - k->realize =3D vhost_user_blk_pci_realize; - pcidev_k->vendor_id =3D PCI_VENDOR_ID_REDHAT_QUMRANET; - pcidev_k->device_id =3D PCI_DEVICE_ID_VIRTIO_BLOCK; - pcidev_k->revision =3D VIRTIO_PCI_ABI_VERSION; - pcidev_k->class_id =3D PCI_CLASS_STORAGE_SCSI; -} - -static void vhost_user_blk_pci_instance_init(Object *obj) -{ - VHostUserBlkPCI *dev =3D VHOST_USER_BLK_PCI(obj); - - virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev), - TYPE_VHOST_USER_BLK); - object_property_add_alias(obj, "bootindex", OBJECT(&dev->vdev), - "bootindex", &error_abort); -} - -static const TypeInfo vhost_user_blk_pci_info =3D { - .name =3D TYPE_VHOST_USER_BLK_PCI, - .parent =3D TYPE_VIRTIO_PCI, - .instance_size =3D sizeof(VHostUserBlkPCI), - .instance_init =3D vhost_user_blk_pci_instance_init, - .class_init =3D vhost_user_blk_pci_class_init, -}; -#endif - /* virtio-scsi-pci */ =20 static Property virtio_scsi_pci_properties[] =3D { @@ -2365,9 +2308,6 @@ static void virtio_pci_register_types(void) type_register_static(&virtio_pci_bus_info); type_register_static(&virtio_pci_info); type_register_static(&virtio_blk_pci_info); -#if defined(CONFIG_VHOST_USER) && defined(CONFIG_LINUX) - type_register_static(&vhost_user_blk_pci_info); -#endif type_register_static(&virtio_scsi_pci_info); type_register_static(&virtio_serial_pci_info); type_register_static(&virtio_net_pci_info); diff --git a/hw/virtio/virtio-pci.h b/hw/virtio/virtio-pci.h index 200950de0a..5e37982f88 100644 --- a/hw/virtio/virtio-pci.h +++ b/hw/virtio/virtio-pci.h @@ -24,9 +24,6 @@ #include "hw/virtio/virtio-gpu.h" #include "hw/virtio/virtio-crypto.h" #include "hw/virtio/vhost-user-scsi.h" -#if defined(CONFIG_VHOST_USER) && defined(CONFIG_LINUX) -#include "hw/virtio/vhost-user-blk.h" -#endif =20 #ifdef CONFIG_VHOST_SCSI #include "hw/virtio/vhost-scsi.h" @@ -39,7 +36,6 @@ typedef struct VirtIOSerialPCI VirtIOSerialPCI; typedef struct VirtIONetPCI VirtIONetPCI; typedef struct VHostSCSIPCI VHostSCSIPCI; typedef struct VHostUserSCSIPCI VHostUserSCSIPCI; -typedef struct VHostUserBlkPCI VHostUserBlkPCI; typedef struct VirtIOGPUPCI VirtIOGPUPCI; typedef struct VirtIOCryptoPCI VirtIOCryptoPCI; =20 @@ -233,20 +229,6 @@ struct VHostUserSCSIPCI { VHostUserSCSI vdev; }; =20 -#if defined(CONFIG_VHOST_USER) && defined(CONFIG_LINUX) -/* - * vhost-user-blk-pci: This extends VirtioPCIProxy. - */ -#define TYPE_VHOST_USER_BLK_PCI "vhost-user-blk-pci" -#define VHOST_USER_BLK_PCI(obj) \ - OBJECT_CHECK(VHostUserBlkPCI, (obj), TYPE_VHOST_USER_BLK_PCI) - -struct VHostUserBlkPCI { - VirtIOPCIProxy parent_obj; - VHostUserBlk vdev; -}; -#endif - /* * virtio-blk-pci: This extends VirtioPCIProxy. */ --=20 2.19.2