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Diffstat (limited to 'hw/pci/pci.c')
-rw-r--r--hw/pci/pci.c33
1 files changed, 14 insertions, 19 deletions
diff --git a/hw/pci/pci.c b/hw/pci/pci.c
index d861b408e2..868006338b 100644
--- a/hw/pci/pci.c
+++ b/hw/pci/pci.c
@@ -90,11 +90,7 @@ static void pci_del_option_rom(PCIDevice *pdev);
static uint16_t pci_default_sub_vendor_id = PCI_SUBVENDOR_ID_REDHAT_QUMRANET;
static uint16_t pci_default_sub_device_id = PCI_SUBDEVICE_ID_QEMU;
-struct PCIHostBus {
- struct PCIBus *bus;
- QLIST_ENTRY(PCIHostBus) next;
-};
-static QLIST_HEAD(, PCIHostBus) host_buses;
+static QLIST_HEAD(, PCIHostState) pci_host_bridges;
static const VMStateDescription vmstate_pcibus = {
.name = "PCIBUS",
@@ -237,20 +233,19 @@ static int pcibus_reset(BusState *qbus)
return 1;
}
-static void pci_host_bus_register(PCIBus *bus)
+static void pci_host_bus_register(PCIBus *bus, DeviceState *parent)
{
- struct PCIHostBus *host;
- host = g_malloc0(sizeof(*host));
- host->bus = bus;
- QLIST_INSERT_HEAD(&host_buses, host, next);
+ PCIHostState *host_bridge = PCI_HOST_BRIDGE(parent);
+
+ QLIST_INSERT_HEAD(&pci_host_bridges, host_bridge, next);
}
PCIBus *pci_find_primary_bus(void)
{
PCIBus *primary_bus = NULL;
- struct PCIHostBus *host;
+ PCIHostState *host;
- QLIST_FOREACH(host, &host_buses, next) {
+ QLIST_FOREACH(host, &pci_host_bridges, next) {
if (primary_bus) {
/* We have multiple root buses, refuse to select a primary */
return NULL;
@@ -302,7 +297,7 @@ static void pci_bus_init(PCIBus *bus, DeviceState *parent,
/* host bridge */
QLIST_INIT(&bus->child);
- pci_host_bus_register(bus);
+ pci_host_bus_register(bus, parent);
vmstate_register(NULL, -1, &vmstate_pcibus, bus);
}
@@ -1533,11 +1528,11 @@ static PciInfo *qmp_query_pci_bus(PCIBus *bus, int bus_num)
PciInfoList *qmp_query_pci(Error **errp)
{
PciInfoList *info, *head = NULL, *cur_item = NULL;
- struct PCIHostBus *host;
+ PCIHostState *host_bridge;
- QLIST_FOREACH(host, &host_buses, next) {
+ QLIST_FOREACH(host_bridge, &pci_host_bridges, next) {
info = g_malloc0(sizeof(*info));
- info->value = qmp_query_pci_bus(host->bus, 0);
+ info->value = qmp_query_pci_bus(host_bridge->bus, 0);
/* XXX: waiting for the qapi to support GSList */
if (!cur_item) {
@@ -2201,11 +2196,11 @@ static int pci_qdev_find_recursive(PCIBus *bus,
int pci_qdev_find_device(const char *id, PCIDevice **pdev)
{
- struct PCIHostBus *host;
+ PCIHostState *host_bridge;
int rc = -ENODEV;
- QLIST_FOREACH(host, &host_buses, next) {
- int tmp = pci_qdev_find_recursive(host->bus, id, pdev);
+ QLIST_FOREACH(host_bridge, &pci_host_bridges, next) {
+ int tmp = pci_qdev_find_recursive(host_bridge->bus, id, pdev);
if (!tmp) {
rc = 0;
break;