1 /* 2 * Vhost-user SCMI virtio device PCI glue 3 * 4 * SPDX-FileCopyrightText: Red Hat, Inc. 5 * SPDX-License-Identifier: GPL-2.0-or-later 6 */ 7 8 #include "qemu/osdep.h" 9 #include "hw/qdev-properties.h" 10 #include "hw/virtio/vhost-user-scmi.h" 11 #include "hw/virtio/virtio-pci.h" 12 13 struct VHostUserSCMIPCI { 14 VirtIOPCIProxy parent_obj; 15 VHostUserSCMI vdev; 16 }; 17 18 typedef struct VHostUserSCMIPCI VHostUserSCMIPCI; 19 20 #define TYPE_VHOST_USER_SCMI_PCI "vhost-user-scmi-pci-base" 21 22 DECLARE_INSTANCE_CHECKER(VHostUserSCMIPCI, VHOST_USER_SCMI_PCI, 23 TYPE_VHOST_USER_SCMI_PCI) 24 25 static void vhost_user_scmi_pci_realize(VirtIOPCIProxy *vpci_dev, Error **errp) 26 { 27 VHostUserSCMIPCI *dev = VHOST_USER_SCMI_PCI(vpci_dev); 28 DeviceState *vdev = DEVICE(&dev->vdev); 29 30 vpci_dev->nvectors = 1; 31 qdev_realize(vdev, BUS(&vpci_dev->bus), errp); 32 } 33 34 static void vhost_user_scmi_pci_class_init(ObjectClass *klass, void *data) 35 { 36 DeviceClass *dc = DEVICE_CLASS(klass); 37 VirtioPCIClass *k = VIRTIO_PCI_CLASS(klass); 38 PCIDeviceClass *pcidev_k = PCI_DEVICE_CLASS(klass); 39 k->realize = vhost_user_scmi_pci_realize; 40 set_bit(DEVICE_CATEGORY_INPUT, dc->categories); 41 pcidev_k->vendor_id = PCI_VENDOR_ID_REDHAT_QUMRANET; 42 pcidev_k->device_id = 0; /* Set by virtio-pci based on virtio id */ 43 pcidev_k->revision = 0x00; 44 pcidev_k->class_id = PCI_CLASS_COMMUNICATION_OTHER; 45 } 46 47 static void vhost_user_scmi_pci_instance_init(Object *obj) 48 { 49 VHostUserSCMIPCI *dev = VHOST_USER_SCMI_PCI(obj); 50 51 virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev), 52 TYPE_VHOST_USER_SCMI); 53 } 54 55 static const VirtioPCIDeviceTypeInfo vhost_user_scmi_pci_info = { 56 .base_name = TYPE_VHOST_USER_SCMI_PCI, 57 .non_transitional_name = "vhost-user-scmi-pci", 58 .instance_size = sizeof(VHostUserSCMIPCI), 59 .instance_init = vhost_user_scmi_pci_instance_init, 60 .class_init = vhost_user_scmi_pci_class_init, 61 }; 62 63 static void vhost_user_scmi_pci_register(void) 64 { 65 virtio_pci_types_register(&vhost_user_scmi_pci_info); 66 } 67 68 type_init(vhost_user_scmi_pci_register); 69