[T106][ZXW-22]7520V3SCV2.01.01.02P42U09_VEC_V0.8_AP_VEC origin source commit
Change-Id: Ic6e05d89ecd62fc34f82b23dcf306c93764aec4b
diff --git a/ap/os/linux/linux-3.4.x/drivers/pci/hotplug-pci.c b/ap/os/linux/linux-3.4.x/drivers/pci/hotplug-pci.c
new file mode 100644
index 0000000..d3509cd
--- /dev/null
+++ b/ap/os/linux/linux-3.4.x/drivers/pci/hotplug-pci.c
@@ -0,0 +1,21 @@
+/* Core PCI functionality used only by PCI hotplug */
+
+#include <linux/pci.h>
+#include <linux/export.h>
+#include "pci.h"
+
+
+unsigned int __devinit pci_do_scan_bus(struct pci_bus *bus)
+{
+ unsigned int max;
+
+ max = pci_scan_child_bus(bus);
+
+ /*
+ * Make the discovered devices available.
+ */
+ pci_bus_add_devices(bus);
+
+ return max;
+}
+EXPORT_SYMBOL(pci_do_scan_bus);