return strdup(path);
}
+static int pci_qdev_find_recursive(PCIBus *bus,
+ const char *id, PCIDevice **pdev)
+{
+ DeviceState *qdev = qdev_find_recursive(&bus->qbus, id);
+ if (!qdev) {
+ return -ENODEV;
+ }
+
+ /* roughly check if given qdev is pci device */
+ if (qdev->info->init == &pci_qdev_init &&
+ qdev->parent_bus->info == &pci_bus_info) {
+ *pdev = DO_UPCAST(PCIDevice, qdev, qdev);
+ return 0;
+ }
+ return -EINVAL;
+}
+
+int pci_qdev_find_device(const char *id, PCIDevice **pdev)
+{
+ struct PCIHostBus *host;
+ int rc = -ENODEV;
+
+ QLIST_FOREACH(host, &host_buses, next) {
+ int tmp = pci_qdev_find_recursive(host->bus, id, pdev);
+ if (!tmp) {
+ rc = 0;
+ break;
+ }
+ if (tmp != -ENODEV) {
+ rc = tmp;
+ }
+ }
+
+ return rc;
+}
int pci_find_domain(const PCIBus *bus);
PCIBus *pci_find_bus(PCIBus *bus, int bus_num);
PCIDevice *pci_find_device(PCIBus *bus, int bus_num, int slot, int function);
+int pci_qdev_find_device(const char *id, PCIDevice **pdev);
PCIBus *pci_get_bus_devfn(int *devfnp, const char *devaddr);
int pci_parse_devaddr(const char *addr, int *domp, int *busp,