8110fa1d94
Generated using: $ ./scripts/codeconverter/converter.py -i \ --pattern=TypeCheckMacro $(git grep -l '' -- '*.[ch]') Reviewed-by: Daniel P. Berrangé <berrange@redhat.com> Reviewed-by: Juan Quintela <quintela@redhat.com> Message-Id: <20200831210740.126168-12-ehabkost@redhat.com> Reviewed-by: Juan Quintela <quintela@redhat.com> Message-Id: <20200831210740.126168-13-ehabkost@redhat.com> Message-Id: <20200831210740.126168-14-ehabkost@redhat.com> Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
115 lines
3.4 KiB
C
115 lines
3.4 KiB
C
/*
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* Virtio scsi PCI Bindings
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*
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* Copyright IBM, Corp. 2007
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* Copyright (c) 2009 CodeSourcery
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*
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* Authors:
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* Anthony Liguori <aliguori@us.ibm.com>
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* Paul Brook <paul@codesourcery.com>
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*
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* This work is licensed under the terms of the GNU GPL, version 2 or
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* (at your option) any later version. See the COPYING file in the
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* top-level directory.
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*/
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#include "qemu/osdep.h"
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#include "hw/qdev-properties.h"
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#include "hw/virtio/virtio-scsi.h"
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#include "qemu/module.h"
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#include "virtio-pci.h"
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#include "qom/object.h"
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typedef struct VirtIOSCSIPCI VirtIOSCSIPCI;
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/*
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* virtio-scsi-pci: This extends VirtioPCIProxy.
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*/
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#define TYPE_VIRTIO_SCSI_PCI "virtio-scsi-pci-base"
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DECLARE_INSTANCE_CHECKER(VirtIOSCSIPCI, VIRTIO_SCSI_PCI,
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TYPE_VIRTIO_SCSI_PCI)
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struct VirtIOSCSIPCI {
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VirtIOPCIProxy parent_obj;
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VirtIOSCSI vdev;
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};
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static Property virtio_scsi_pci_properties[] = {
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DEFINE_PROP_BIT("ioeventfd", VirtIOPCIProxy, flags,
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VIRTIO_PCI_FLAG_USE_IOEVENTFD_BIT, true),
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DEFINE_PROP_UINT32("vectors", VirtIOPCIProxy, nvectors,
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DEV_NVECTORS_UNSPECIFIED),
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DEFINE_PROP_END_OF_LIST(),
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};
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static void virtio_scsi_pci_realize(VirtIOPCIProxy *vpci_dev, Error **errp)
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{
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VirtIOSCSIPCI *dev = VIRTIO_SCSI_PCI(vpci_dev);
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DeviceState *vdev = DEVICE(&dev->vdev);
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DeviceState *proxy = DEVICE(vpci_dev);
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VirtIOSCSIConf *conf = &dev->vdev.parent_obj.conf;
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char *bus_name;
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if (conf->num_queues == VIRTIO_SCSI_AUTO_NUM_QUEUES) {
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conf->num_queues =
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virtio_pci_optimal_num_queues(VIRTIO_SCSI_VQ_NUM_FIXED);
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}
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if (vpci_dev->nvectors == DEV_NVECTORS_UNSPECIFIED) {
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vpci_dev->nvectors = conf->num_queues + VIRTIO_SCSI_VQ_NUM_FIXED + 1;
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}
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/*
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* For command line compatibility, this sets the virtio-scsi-device bus
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* name as before.
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*/
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if (proxy->id) {
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bus_name = g_strdup_printf("%s.0", proxy->id);
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virtio_device_set_child_bus_name(VIRTIO_DEVICE(vdev), bus_name);
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g_free(bus_name);
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}
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qdev_realize(vdev, BUS(&vpci_dev->bus), errp);
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}
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static void virtio_scsi_pci_class_init(ObjectClass *klass, void *data)
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{
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DeviceClass *dc = DEVICE_CLASS(klass);
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VirtioPCIClass *k = VIRTIO_PCI_CLASS(klass);
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PCIDeviceClass *pcidev_k = PCI_DEVICE_CLASS(klass);
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k->realize = virtio_scsi_pci_realize;
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set_bit(DEVICE_CATEGORY_STORAGE, dc->categories);
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device_class_set_props(dc, virtio_scsi_pci_properties);
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pcidev_k->vendor_id = PCI_VENDOR_ID_REDHAT_QUMRANET;
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pcidev_k->device_id = PCI_DEVICE_ID_VIRTIO_SCSI;
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pcidev_k->revision = 0x00;
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pcidev_k->class_id = PCI_CLASS_STORAGE_SCSI;
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}
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static void virtio_scsi_pci_instance_init(Object *obj)
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{
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VirtIOSCSIPCI *dev = VIRTIO_SCSI_PCI(obj);
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virtio_instance_init_common(obj, &dev->vdev, sizeof(dev->vdev),
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TYPE_VIRTIO_SCSI);
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}
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static const VirtioPCIDeviceTypeInfo virtio_scsi_pci_info = {
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.base_name = TYPE_VIRTIO_SCSI_PCI,
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.generic_name = "virtio-scsi-pci",
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.transitional_name = "virtio-scsi-pci-transitional",
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.non_transitional_name = "virtio-scsi-pci-non-transitional",
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.instance_size = sizeof(VirtIOSCSIPCI),
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.instance_init = virtio_scsi_pci_instance_init,
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.class_init = virtio_scsi_pci_class_init,
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};
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static void virtio_scsi_pci_register(void)
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{
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virtio_pci_types_register(&virtio_scsi_pci_info);
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}
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type_init(virtio_scsi_pci_register)
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