ACPICA: Add new ACPI table load/unload external interfaces

Add acpi_load_table and acpi_unload_parent_table to support
host-directed dynamic table load/unload. Intended to support
hotplug addition and removal of SSDTs.

Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
diff --git a/include/acpi/acpixf.h b/include/acpi/acpixf.h
index 8f83f95..079bb90 100644
--- a/include/acpi/acpixf.h
+++ b/include/acpi/acpixf.h
@@ -154,16 +154,21 @@
 void acpi_free(void *address);
 
 /*
+ * ACPI table load/unload interfaces
+ */
+acpi_status acpi_load_table(struct acpi_table_header *table);
+
+acpi_status acpi_unload_parent_table(acpi_handle object);
+
+acpi_status acpi_load_tables(void);
+
+/*
  * ACPI table manipulation interfaces
  */
 acpi_status acpi_reallocate_root_table(void);
 
 acpi_status acpi_find_root_pointer(acpi_size *rsdp_address);
 
-acpi_status acpi_load_tables(void);
-
-acpi_status acpi_load_table(struct acpi_table_header *table_ptr);
-
 acpi_status acpi_unload_table_id(acpi_owner_id id);
 
 acpi_status