projects / mirror_qemu.git / blame
| Commit | Line | Data |
|---|---|---|
| 538bb6f1 VK |
1 | /* |
| 2 | * Vhost-user i2c virtio device PCI glue | |
| 3 | * | |
| 4 | * Copyright (c) 2021 Viresh Kumar <viresh.kumar@linaro.org> | |
| 5 | * | |
| 6 | * SPDX-License-Identifier: GPL-2.0-or-later | |
| 7 | */ | |
| 8 | ||
| 9 | #include "qemu/osdep.h" | |
| 10 | #include "hw/qdev-properties.h" | |
| 11 | #include "hw/virtio/vhost-user-i2c.h" | |
| e1b1f534 | 12 | #include "hw/virtio/virtio-pci.h" |
| 538bb6f1 VK |
13 | |
| 14 | struct VHostUserI2CPCI { | |
| 15 | VirtIOPCIProxy parent_obj; | |
| 16 | VHostUserI2C vdev; | |
| 17 | }; | |
| 18 | ||
| 19 | typedef struct VHostUserI2CPCI VHostUserI2CPCI; | |
| 20 | ||
| 21 | #define TYPE_VHOST_USER_I2C_PCI "vhost-user-i2c-pci-base" | |
| 22 | ||
| 23 | DECLARE_INSTANCE_CHECKER(VHostUserI2CPCI, VHOST_USER_I2C_PCI, | |
| 24 | TYPE_VHOST_USER_I2C_PCI) | |
| 25 | ||
| 26 | static void vhost_user_i2c_pci_realize(VirtIOPCIProxy *vpci_dev, Error **errp) | |
| 27 | { | |
| 28 | VHostUserI2CPCI *dev = VHOST_USER_I2C_PCI(vpci_dev); | |
| 29 | DeviceState *vdev = DEVICE(&dev->vdev); | |
| 30 | ||
| 31 | vpci_dev->nvectors = 1; | |
| 32 | qdev_realize(vdev, BUS(&vpci_dev->bus), errp); | |
| 33 | } | |
| 34 | ||
| 35 | static void vhost_user_i2c_pci_class_init(ObjectClass *klass, void *data) | |
| 36 | { | |
| 37 | DeviceClass *dc = DEVICE_CLASS(klass); | |
| 38 | VirtioPCIClass *k = VIRTIO_PCI_CLASS(klass); | |
| 39 | PCIDeviceClass *pcidev_k = PCI_DEVICE_CLASS(klass); | |
| 40 | k->realize = vhost_user_i2c_pci_realize; | |
| 41 | set_bit(DEVICE_CATEGORY_INPUT, dc->categories); | |
| 42 | pcidev_k->vendor_id = PCI_VENDOR_ID_REDHAT_QUMRANET; | |
| 43 | pcidev_k->device_id = 0; /* Set by virtio-pci based on virtio id */ | |
| 44 | pcidev_k->revision = 0x00; | |
| 45 | pcidev_k->class_id = PCI_CLASS_COMMUNICATION_OTHER; | |
| 46 | } | |
| 47 | ||
| 48 | static void vhost_user_i2c_pci_instance_init(Object *obj) | |
| 49 | { | |
| 50 | VHostUserI2CPCI *dev = VHOST_USER_I2C_PCI(obj); | |
| 51 | ||
| 52 | virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev), | |
| 53 | TYPE_VHOST_USER_I2C); | |
| 54 | } | |
| 55 | ||
| 56 | static const VirtioPCIDeviceTypeInfo vhost_user_i2c_pci_info = { | |
| 57 | .base_name = TYPE_VHOST_USER_I2C_PCI, | |
| 58 | .non_transitional_name = "vhost-user-i2c-pci", | |
| 59 | .instance_size = sizeof(VHostUserI2CPCI), | |
| 60 | .instance_init = vhost_user_i2c_pci_instance_init, | |
| 61 | .class_init = vhost_user_i2c_pci_class_init, | |
| 62 | }; | |
| 63 | ||
| 64 | static void vhost_user_i2c_pci_register(void) | |
| 65 | { | |
| 66 | virtio_pci_types_register(&vhost_user_i2c_pci_info); | |
| 67 | } | |
| 68 | ||
| 69 | type_init(vhost_user_i2c_pci_register); |