ACPI: Allow ACPI binding with USB-3.0 hub

[platform/adaptation/renesas_rcar/renesas_kernel.git] / include / acpi / acpi_bus.h

diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h
index bde976e..453596d 100644 (file)
--- a/include/acpi/acpi_bus.h
+++ b/include/acpi/acpi_bus.h
@@ -282,8 +282,16 @@ struct acpi_device_wakeup {
        int prepare_count;
 };
 
-/* Device */
+struct acpi_device_physical_node {
+       u8 node_id;
+       struct list_head node;
+       struct device *dev;
+};
 
+/* set maximum of physical nodes to 32 for expansibility */
+#define ACPI_MAX_PHYSICAL_NODE 32
+
+/* Device */
 struct acpi_device {
        int device_type;
        acpi_handle handle;             /* no handle for fixed hardware */
@@ -304,6 +312,10 @@ struct acpi_device {
        struct device dev;
        struct acpi_bus_ops bus_ops;    /* workaround for different code path for hotplug */
        enum acpi_bus_removal_type removal_type;        /* indicate for different removal type */
+       u8 physical_node_count;
+       struct list_head physical_node_list;
+       struct mutex physical_node_lock;
+       DECLARE_BITMAP(physical_node_id_bitmap, ACPI_MAX_PHYSICAL_NODE);
 };
 
 static inline void *acpi_driver_data(struct acpi_device *d)
@@ -394,7 +406,6 @@ struct acpi_bus_type {
 };
 int register_acpi_bus_type(struct acpi_bus_type *);
 int unregister_acpi_bus_type(struct acpi_bus_type *);
-struct device *acpi_get_physical_device(acpi_handle);
 
 struct acpi_pci_root {
        struct list_head node;