pci: fix info pci with host bridge.

This patch fixes 525e05147d5a3bdc08caa422d108c1ef71b584b5.
pci host bridge doesn't have header type of bridge.
The check should be by header type, instead of pci class device.

Cc: Blue Swirl <blauwirbel@gmail.com>
Cc: "Michael S. Tsirkin" <mst@redhat.com>
Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>

diff --git a/hw/pci.c b/hw/pci.c
index e91d2e693f70971ec77177e30dea2a56f86b8bc3..eb2043e5003e693d8fe3c3ce7ec6539ae7872372 100644 (file)
--- a/hw/pci.c
+++ b/hw/pci.c
@@ -1273,7 +1273,7 @@ static QObject *pci_get_devices_list(PCIBus *bus, int bus_num);
 
 static QObject *pci_get_dev_dict(PCIDevice *dev, PCIBus *bus, int bus_num)
 {
-    int class;
+    uint8_t type;
     QObject *obj;
 
     obj = qobject_from_jsonf("{ 'bus': %d, 'slot': %d, 'function': %d,"                                       "'class_info': %p, 'id': %p, 'regions': %p,"
@@ -1289,8 +1289,8 @@ static QObject *pci_get_dev_dict(PCIDevice *dev, PCIBus *bus, int bus_num)
         qdict_put(qdict, "irq", qint_from_int(dev->config[PCI_INTERRUPT_LINE]));
     }
 
-    class = pci_get_word(dev->config + PCI_CLASS_DEVICE);
-    if (class == PCI_CLASS_BRIDGE_HOST || class == PCI_CLASS_BRIDGE_PCI) {
+    type = dev->config[PCI_HEADER_TYPE] & ~PCI_HEADER_TYPE_MULTI_FUNCTION;
+    if (type == PCI_HEADER_TYPE_BRIDGE) {
         QDict *qdict;
         QObject *pci_bridge;