pcie: helper functions for pcie capability and extended capability

This patch implements helper functions for pci express capability
and pci express extended capability allocation.
NOTE: presence detection depends on pci_qdev_init() change.

Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/qemu-common.h b/qemu-common.h
index d735235f84..6d9ee26df0 100644
--- a/qemu-common.h
+++ b/qemu-common.h
@@ -219,6 +219,7 @@ typedef struct PCIHostState PCIHostState;
 typedef struct PCIExpressHost PCIExpressHost;
 typedef struct PCIBus PCIBus;
 typedef struct PCIDevice PCIDevice;
+typedef struct PCIExpressDevice PCIExpressDevice;
 typedef struct PCIBridge PCIBridge;
 typedef struct SerialState SerialState;
 typedef struct IRQState *qemu_irq;