[ACPI] add #ifdef ACPI_FUTURE_USAGE

Signed-off-by: Adrian Bunk <bunk@stusta.de>
Signed-off-by: Len Brown <len.brown@intel.com>

drivers/acpi/dispatcher/dsmthdat.c

@@ -350,7 +350,7 @@ acpi_ds_method_data_set_value (
  * RETURN:      Data type of current value of the selected Arg or Local
  *
  ******************************************************************************/
-
+#ifdef ACPI_FUTURE_USAGE
 acpi_object_type
 acpi_ds_method_data_get_type (
 	u16                             opcode,
@@ -385,6 +385,7 @@ acpi_ds_method_data_get_type (
 
 	return_VALUE (ACPI_GET_OBJECT_TYPE (object));
 }
+#endif  /*  ACPI_FUTURE_USAGE  */
 
 
 /*******************************************************************************

drivers/acpi/dispatcher/dswstate.c

@@ -51,6 +51,8 @@
 	 ACPI_MODULE_NAME    ("dswstate")
 
 
+#ifdef ACPI_FUTURE_USAGE
+
 /*******************************************************************************
  *
  * FUNCTION:    acpi_ds_result_insert
@@ -174,6 +176,8 @@ acpi_ds_result_remove (
 	return (AE_OK);
 }
 
+#endif  /*  ACPI_FUTURE_USAGE  */
+
 
 /*******************************************************************************
  *
@@ -445,7 +449,7 @@ acpi_ds_result_stack_pop (
  *              Should be used with great care, if at all!
  *
  ******************************************************************************/
-
+#ifdef ACPI_FUTURE_USAGE
 acpi_status
 acpi_ds_obj_stack_delete_all (
 	struct acpi_walk_state          *walk_state)
@@ -467,6 +471,7 @@ acpi_ds_obj_stack_delete_all (
 
 	return_ACPI_STATUS (AE_OK);
 }
+#endif  /*  ACPI_FUTURE_USAGE  */
 
 
 /*******************************************************************************
@@ -687,7 +692,7 @@ acpi_ds_obj_stack_pop_and_delete (
  *              be within the range of the current stack pointer.
  *
  ******************************************************************************/
-
+#ifdef ACPI_FUTURE_USAGE
 void *
 acpi_ds_obj_stack_get_value (
 	u32                             index,
@@ -712,6 +717,7 @@ acpi_ds_obj_stack_get_value (
 	return_PTR (walk_state->operands[(acpi_native_uint)(walk_state->num_operands - 1) -
 			  index]);
 }
+#endif  /*  ACPI_FUTURE_USAGE  */
 
 
 /*******************************************************************************

drivers/acpi/events/evxface.c

@@ -64,7 +64,7 @@
  * DESCRIPTION: Saves the pointer to the handler function
  *
  ******************************************************************************/
-
+#ifdef ACPI_FUTURE_USAGE
 acpi_status
 acpi_install_exception_handler (
 	acpi_exception_handler          handler)
@@ -95,6 +95,7 @@ acpi_install_exception_handler (
 	(void) acpi_ut_release_mutex (ACPI_MTX_EVENTS);
 	return_ACPI_STATUS (status);
 }
+#endif  /*  ACPI_FUTURE_USAGE  */
 
 
 /*******************************************************************************

drivers/acpi/events/evxfevnt.c

@@ -435,7 +435,7 @@ EXPORT_SYMBOL(acpi_disable_event);
  * DESCRIPTION: Clear an ACPI event (fixed)
  *
  ******************************************************************************/
-
+#ifdef ACPI_FUTURE_USAGE
 acpi_status
 acpi_clear_event (
 	u32                             event)
@@ -462,6 +462,7 @@ acpi_clear_event (
 	return_ACPI_STATUS (status);
 }
 EXPORT_SYMBOL(acpi_clear_event);
+#endif  /*  ACPI_FUTURE_USAGE  */
 
 
 /*******************************************************************************
@@ -518,6 +519,8 @@ acpi_clear_gpe (
 }
 
 
+#ifdef ACPI_FUTURE_USAGE
+
 /*******************************************************************************
  *
  * FUNCTION:    acpi_get_event_status
@@ -619,6 +622,7 @@ acpi_get_gpe_status (
 	}
 	return_ACPI_STATUS (status);
 }
+#endif  /*  ACPI_FUTURE_USAGE  */
 
 
 /*******************************************************************************
@@ -773,4 +777,3 @@ acpi_remove_gpe_block (
 	return_ACPI_STATUS (status);
 }
 EXPORT_SYMBOL(acpi_remove_gpe_block);
-

drivers/acpi/executer/exdump.c

@@ -438,6 +438,8 @@ acpi_ex_dump_operands (
 }
 
 
+#ifdef ACPI_FUTURE_USAGE
+
 /*****************************************************************************
  *
  * FUNCTION:    acpi_ex_out*
@@ -786,5 +788,7 @@ acpi_ex_dump_object_descriptor (
 	return_VOID;
 }
 
+#endif  /*  ACPI_FUTURE_USAGE  */
+
 #endif
 

drivers/acpi/hardware/Makefile

@@ -2,6 +2,8 @@
 # Makefile for all Linux ACPI interpreter subdirectories
 #
 
-obj-y := hwacpi.o  hwgpe.o  hwregs.o  hwsleep.o  hwtimer.o
+obj-y := hwacpi.o  hwgpe.o  hwregs.o  hwsleep.o
+
+obj-$(ACPI_FUTURE_USAGE) += hwtimer.o
 
 EXTRA_CFLAGS += $(ACPI_CFLAGS)

drivers/acpi/hardware/hwgpe.c

@@ -135,7 +135,7 @@ acpi_hw_clear_gpe (
  * DESCRIPTION: Return the status of a single GPE.
  *
  ******************************************************************************/
-
+#ifdef ACPI_FUTURE_USAGE
 acpi_status
 acpi_hw_get_gpe_status (
 	struct acpi_gpe_event_info      *gpe_event_info,
@@ -194,6 +194,7 @@ acpi_hw_get_gpe_status (
 unlock_and_exit:
 	return (status);
 }
+#endif  /*  ACPI_FUTURE_USAGE  */
 
 
 /******************************************************************************

drivers/acpi/hardware/hwsleep.c

@@ -112,7 +112,7 @@ acpi_set_firmware_waking_vector (
  * DESCRIPTION: Access function for firmware_waking_vector field in FACS
  *
  ******************************************************************************/
-
+#ifdef ACPI_FUTURE_USAGE
 acpi_status
 acpi_get_firmware_waking_vector (
 	acpi_physical_address *physical_address)
@@ -138,6 +138,7 @@ acpi_get_firmware_waking_vector (
 
 	return_ACPI_STATUS (AE_OK);
 }
+#endif
 
 
 /******************************************************************************

drivers/acpi/namespace/Makefile

@@ -2,9 +2,11 @@
 # Makefile for all Linux ACPI interpreter subdirectories
 #
 
-obj-y := nsaccess.o  nsdumpdv.o  nsload.o    nssearch.o  nsxfeval.o \
+obj-y := nsaccess.o  nsload.o    nssearch.o  nsxfeval.o \
 	 nsalloc.o   nseval.o    nsnames.o   nsutils.o   nsxfname.o \
 	 nsdump.o    nsinit.o    nsobject.o  nswalk.o    nsxfobj.o  \
 	 nsparse.o
 
+obj-$(ACPI_FUTURE_USAGE) += nsdumpdv.o
+
 EXTRA_CFLAGS += $(ACPI_CFLAGS)

drivers/acpi/namespace/nsdump.c

@@ -550,6 +550,8 @@ acpi_ns_dump_one_object (
 }
 
 
+#ifdef ACPI_FUTURE_USAGE
+
 /*******************************************************************************
  *
  * FUNCTION:    acpi_ns_dump_objects
@@ -635,6 +637,8 @@ acpi_ns_dump_tables (
 	return_VOID;
 }
 
+#endif  /*  ACPI_FUTURE_USAGE  */
+
 
 /*******************************************************************************
  *

drivers/acpi/namespace/nsload.c

@@ -321,6 +321,8 @@ acpi_ns_load_namespace (
 }
 
 
+#ifdef ACPI_FUTURE_USAGE
+
 /*******************************************************************************
  *
  * FUNCTION:    acpi_ns_delete_subtree
@@ -452,5 +454,7 @@ acpi_ns_unload_namespace (
 	return_ACPI_STATUS (status);
 }
 
+#endif  /*  ACPI_FUTURE_USAGE  */
+
 #endif
 

drivers/acpi/namespace/nsutils.c

@@ -961,7 +961,7 @@ acpi_ns_get_node_by_path (
  *              (which "should not happen").
  *
  ******************************************************************************/
-
+#ifdef ACPI_FUTURE_USAGE
 acpi_name
 acpi_ns_find_parent_name (
 	struct acpi_namespace_node      *child_node)
@@ -994,6 +994,7 @@ acpi_ns_find_parent_name (
 
 	return_VALUE (ACPI_UNKNOWN_NAME);
 }
+#endif
 
 
 /*******************************************************************************

drivers/acpi/namespace/nsxfeval.c

@@ -73,7 +73,7 @@
  *              be valid (non-null)
  *
  ******************************************************************************/
-
+#ifdef ACPI_FUTURE_USAGE
 acpi_status
 acpi_evaluate_object_typed (
 	acpi_handle                     handle,
@@ -144,6 +144,7 @@ acpi_evaluate_object_typed (
 	return_buffer->length = 0;
 	return_ACPI_STATUS (AE_TYPE);
 }
+#endif  /*  ACPI_FUTURE_USAGE  */
 
 
 /*******************************************************************************

drivers/acpi/osl.c

@@ -211,6 +211,7 @@ acpi_os_unmap_memory(void __iomem *virt, acpi_size size)
 	iounmap(virt);
 }
 
+#ifdef ACPI_FUTURE_USAGE
 acpi_status
 acpi_os_get_physical_address(void *virt, acpi_physical_address *phys)
 {
@@ -221,6 +222,7 @@ acpi_os_get_physical_address(void *virt, acpi_physical_address *phys)
 
 	return AE_OK;
 }
+#endif
 
 #define ACPI_MAX_OVERRIDE_LEN 100
 
@@ -989,6 +991,7 @@ acpi_os_signal_semaphore(
 }
 EXPORT_SYMBOL(acpi_os_signal_semaphore);
 
+#ifdef ACPI_FUTURE_USAGE
 u32
 acpi_os_get_line(char *buffer)
 {
@@ -1007,6 +1010,7 @@ acpi_os_get_line(char *buffer)
 
 	return 0;
 }
+#endif  /*  ACPI_FUTURE_USAGE  */
 
 /* Assumes no unreadable holes inbetween */
 u8
@@ -1019,6 +1023,7 @@ acpi_os_readable(void *ptr, acpi_size len)
 	return 1;
 }
 
+#ifdef ACPI_FUTURE_USAGE
 u8
 acpi_os_writable(void *ptr, acpi_size len)
 {
@@ -1026,6 +1031,7 @@ acpi_os_writable(void *ptr, acpi_size len)
 	   The later may be difficult at early boot when kmap doesn't work yet. */
 	return 1;
 }
+#endif
 
 u32
 acpi_os_get_thread_id (void)

drivers/acpi/parser/pstree.c

@@ -181,6 +181,8 @@ acpi_ps_append_arg (
 }
 
 
+#ifdef ACPI_FUTURE_USAGE
+
 /*******************************************************************************
  *
  * FUNCTION:    acpi_ps_get_child
@@ -192,7 +194,6 @@ acpi_ps_append_arg (
  * DESCRIPTION: Get op's children or NULL if none
  *
  ******************************************************************************/
-
 union acpi_parse_object *
 acpi_ps_get_child (
 	union acpi_parse_object         *op)
@@ -322,4 +323,5 @@ acpi_ps_get_depth_next (
 	return (next);
 }
 
+#endif  /*  ACPI_FUTURE_USAGE  */
 

drivers/acpi/parser/psutils.c

@@ -267,6 +267,7 @@ acpi_ps_is_prefix_char (
 /*
  * Get op's name (4-byte name segment) or 0 if unnamed
  */
+#ifdef ACPI_FUTURE_USAGE
 u32
 acpi_ps_get_name (
 	union acpi_parse_object         *op)
@@ -283,6 +284,7 @@ acpi_ps_get_name (
 
 	return (op->named.name);
 }
+#endif  /*  ACPI_FUTURE_USAGE  */
 
 
 /*

drivers/acpi/pci_bind.c

@@ -67,6 +67,7 @@ acpi_pci_data_handler (
  * to resolve PCI information for ACPI-PCI devices defined in the namespace.
  * This typically occurs when resolving PCI operation region information.
  */
+#ifdef ACPI_FUTURE_USAGE
 acpi_status
 acpi_os_get_pci_id (
 	acpi_handle		handle,
@@ -114,6 +115,7 @@ acpi_os_get_pci_id (
 
 	return_ACPI_STATUS(AE_OK);
 }
+#endif  /*  ACPI_FUTURE_USAGE  */
 
 	
 int

drivers/acpi/resources/Makefile

@@ -3,6 +3,8 @@
 #
 
 obj-y := rsaddr.o  rscreate.o  rsio.o   rslist.o    rsmisc.o   rsxface.o \
-	 rscalc.o  rsdump.o    rsirq.o  rsmemory.o  rsutils.o
+	 rscalc.o  rsirq.o  rsmemory.o  rsutils.o
+
+obj-$(ACPI_FUTURE_USAGE) += rsdump.o
 
 EXTRA_CFLAGS += $(ACPI_CFLAGS)

drivers/acpi/resources/rsutils.c

@@ -175,7 +175,7 @@ acpi_rs_get_crs_method_data (
  *              and the contents of the callers buffer is undefined.
  *
  ******************************************************************************/
-
+#ifdef ACPI_FUTURE_USAGE
 acpi_status
 acpi_rs_get_prs_method_data (
 	acpi_handle                     handle,
@@ -210,6 +210,7 @@ acpi_rs_get_prs_method_data (
 	acpi_ut_remove_reference (obj_desc);
 	return_ACPI_STATUS (status);
 }
+#endif  /*  ACPI_FUTURE_USAGE  */
 
 
 /*******************************************************************************

drivers/acpi/resources/rsxface.c

@@ -180,7 +180,7 @@ EXPORT_SYMBOL(acpi_get_current_resources);
  *              and the value of ret_buffer is undefined.
  *
  ******************************************************************************/
-
+#ifdef ACPI_FUTURE_USAGE
 acpi_status
 acpi_get_possible_resources (
 	acpi_handle                     device_handle,
@@ -211,6 +211,7 @@ acpi_get_possible_resources (
 	return_ACPI_STATUS (status);
 }
 EXPORT_SYMBOL(acpi_get_possible_resources);
+#endif  /*  ACPI_FUTURE_USAGE  */
 
 
 /*******************************************************************************

drivers/acpi/tables/tbutils.c

@@ -62,7 +62,7 @@
  *              return a pointer to that table descriptor.
  *
  ******************************************************************************/
-
+#ifdef ACPI_FUTURE_USAGE
 acpi_status
 acpi_tb_handle_to_object (
 	u16                             table_id,
@@ -90,6 +90,7 @@ acpi_tb_handle_to_object (
 	ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "table_id=%X does not exist\n", table_id));
 	return (AE_BAD_PARAMETER);
 }
+#endif  /*  ACPI_FUTURE_USAGE  */
 
 
 /*******************************************************************************

drivers/acpi/tables/tbxface.c

@@ -138,6 +138,8 @@ acpi_load_tables (void)
 }
 
 
+#ifdef ACPI_FUTURE_USAGE
+
 /*******************************************************************************
  *
  * FUNCTION:    acpi_load_table
@@ -344,6 +346,8 @@ acpi_get_table_header (
 }
 
 
+#endif  /*  ACPI_FUTURE_USAGE  */
+
 /*******************************************************************************
  *
  * FUNCTION:    acpi_get_table

drivers/acpi/utilities/utalloc.c

@@ -818,7 +818,7 @@ acpi_ut_remove_allocation (
  * DESCRIPTION: Print some info about the outstanding allocations.
  *
  ******************************************************************************/
-
+#ifdef ACPI_FUTURE_USAGE
 void
 acpi_ut_dump_allocation_info (
 	void)
@@ -864,6 +864,7 @@ acpi_ut_dump_allocation_info (
 */
 	return_VOID;
 }
+#endif  /*  ACPI_FUTURE_USAGE  */
 
 
 /*******************************************************************************

drivers/acpi/utilities/utmisc.c

@@ -488,7 +488,7 @@ acpi_ut_strtoul64 (
  * DESCRIPTION: Convert string to uppercase
  *
  ******************************************************************************/
-
+#ifdef ACPI_FUTURE_USAGE
 char *
 acpi_ut_strupr (
 	char                            *src_string)
@@ -508,6 +508,7 @@ acpi_ut_strupr (
 
 	return (src_string);
 }
+#endif  /*  ACPI_FUTURE_USAGE  */
 
 
 /*******************************************************************************

drivers/acpi/utilities/utxface.c

@@ -343,6 +343,8 @@ acpi_terminate (void)
 }
 
 
+#ifdef ACPI_FUTURE_USAGE
+
 /*****************************************************************************
  *
  * FUNCTION:    acpi_subsystem_status
@@ -491,6 +493,8 @@ acpi_install_initialization_handler (
 	return AE_OK;
 }
 
+#endif  /*  ACPI_FUTURE_USAGE  */
+
 
 /*****************************************************************************
  *

include/acpi/acdispat.h

@@ -62,10 +62,12 @@ acpi_ds_obj_stack_pop (
 	u32                             pop_count,
 	struct acpi_walk_state          *walk_state);
 
+#ifdef ACPI_FUTURE_USAGE
 void *
 acpi_ds_obj_stack_get_value (
 	u32                             index,
 	struct acpi_walk_state          *walk_state);
+#endif
 
 acpi_status
 acpi_ds_obj_stack_pop_object (
@@ -248,11 +250,13 @@ u8
 acpi_ds_is_method_value (
 	union acpi_operand_object       *obj_desc);
 
+#ifdef ACPI_FUTURE_USAGE
 acpi_object_type
 acpi_ds_method_data_get_type (
 	u16                             opcode,
 	u32                             index,
 	struct acpi_walk_state          *walk_state);
+#endif
 
 acpi_status
 acpi_ds_method_data_get_value (
@@ -440,9 +444,11 @@ acpi_ds_init_aml_walk (
 	struct acpi_parameter_info      *info,
 	u32                             pass_number);
 
+#ifdef ACPI_FUTURE_USAGE
 acpi_status
 acpi_ds_obj_stack_delete_all (
 	struct acpi_walk_state          *walk_state);
+#endif
 
 acpi_status
 acpi_ds_obj_stack_pop_and_delete (
@@ -482,6 +488,7 @@ void
 acpi_ds_delete_walk_state_cache (
 	void);
 
+#ifdef ACPI_FUTURE_USAGE
 acpi_status
 acpi_ds_result_insert (
 	void                            *object,
@@ -493,6 +500,7 @@ acpi_ds_result_remove (
 	union acpi_operand_object       **object,
 	u32                             index,
 	struct acpi_walk_state          *walk_state);
+#endif
 
 acpi_status
 acpi_ds_result_pop (

include/acpi/achware.h

@@ -131,10 +131,12 @@ acpi_hw_clear_gpe_block (
 	struct acpi_gpe_xrupt_info      *gpe_xrupt_info,
 	struct acpi_gpe_block_info      *gpe_block);
 
+#ifdef ACPI_FUTURE_USAGE
 acpi_status
 acpi_hw_get_gpe_status (
 	struct acpi_gpe_event_info      *gpe_event_info,
 	acpi_event_status               *event_status);
+#endif
 
 acpi_status
 acpi_hw_disable_all_gpes (
@@ -161,6 +163,7 @@ acpi_hw_enable_wakeup_gpe_block (
 
 /* ACPI Timer prototypes */
 
+#ifdef ACPI_FUTURE_USAGE
 acpi_status
 acpi_get_timer_resolution (
 	u32                             *resolution);
@@ -174,6 +177,6 @@ acpi_get_timer_duration (
 	u32                             start_ticks,
 	u32                             end_ticks,
 	u32                             *time_elapsed);
-
+#endif  /*  ACPI_FUTURE_USAGE  */
 
 #endif /* __ACHWARE_H__ */

include/acpi/acinterp.h

@@ -504,6 +504,7 @@ acpi_ex_dump_operands (
 	char                            *module_name,
 	u32                             line_number);
 
+#ifdef ACPI_FUTURE_USAGE
 void
 acpi_ex_dump_object_descriptor (
 	union acpi_operand_object       *object,
@@ -533,7 +534,7 @@ void
 acpi_ex_out_address (
 	char                            *title,
 	acpi_physical_address           value);
-
+#endif  /*  ACPI_FUTURE_USAGE  */
 
 /*
  * exnames - interpreter/scanner name load/execute

include/acpi/acmacros.h

@@ -538,7 +538,11 @@
 
 
 #define ACPI_DUMP_ENTRY(a,b)            acpi_ns_dump_entry (a,b)
+
+#ifdef ACPI_FUTURE_USAGE
 #define ACPI_DUMP_TABLES(a,b)           acpi_ns_dump_tables(a,b)
+#endif
+
 #define ACPI_DUMP_PATHNAME(a,b,c,d)     acpi_ns_dump_pathname(a,b,c,d)
 #define ACPI_DUMP_RESOURCE_LIST(a)      acpi_rs_dump_resource_list(a)
 #define ACPI_DUMP_BUFFER(a,b)           acpi_ut_dump_buffer((u8 *)a,b,DB_BYTE_DISPLAY,_COMPONENT)
@@ -591,7 +595,11 @@
 #define ACPI_DUMP_STACK_ENTRY(a)
 #define ACPI_DUMP_OPERANDS(a,b,c,d,e)
 #define ACPI_DUMP_ENTRY(a,b)
+
+#ifdef ACPI_FUTURE_USAGE
 #define ACPI_DUMP_TABLES(a,b)
+#endif
+
 #define ACPI_DUMP_PATHNAME(a,b,c,d)
 #define ACPI_DUMP_RESOURCE_LIST(a)
 #define ACPI_DUMP_BUFFER(a,b)

include/acpi/acnamesp.h

@@ -210,6 +210,7 @@ acpi_ns_remove_reference (
  * Namespace modification - nsmodify
  */
 
+#ifdef ACPI_FUTURE_USAGE
 acpi_status
 acpi_ns_unload_namespace (
 	acpi_handle                     handle);
@@ -217,16 +218,19 @@ acpi_ns_unload_namespace (
 acpi_status
 acpi_ns_delete_subtree (
 	acpi_handle                     start_handle);
+#endif
 
 
 /*
  * Namespace dump/print utilities - nsdump
  */
 
+#ifdef ACPI_FUTURE_USAGE
 void
 acpi_ns_dump_tables (
 	acpi_handle                     search_base,
 	u32                             max_depth);
+#endif
 
 void
 acpi_ns_dump_entry (
@@ -245,6 +249,7 @@ acpi_ns_print_pathname (
 	u32                             num_segments,
 	char                            *pathname);
 
+#ifdef ACPI_FUTURE_USAGE
 acpi_status
 acpi_ns_dump_one_device (
 	acpi_handle                     obj_handle,
@@ -255,6 +260,7 @@ acpi_ns_dump_one_device (
 void
 acpi_ns_dump_root_devices (
 	void);
+#endif  /*  ACPI_FUTURE_USAGE  */
 
 acpi_status
 acpi_ns_dump_one_object (
@@ -263,6 +269,7 @@ acpi_ns_dump_one_object (
 	void                            *context,
 	void                            **return_value);
 
+#ifdef ACPI_FUTURE_USAGE
 void
 acpi_ns_dump_objects (
 	acpi_object_type                type,
@@ -270,6 +277,7 @@ acpi_ns_dump_objects (
 	u32                             max_depth,
 	u32                             ownder_id,
 	acpi_handle                     start_handle);
+#endif
 
 
 /*
@@ -303,9 +311,11 @@ acpi_ns_get_object_value (
  * Parent/Child/Peer utility functions
  */
 
+#ifdef ACPI_FUTURE_USAGE
 acpi_name
 acpi_ns_find_parent_name (
 	struct acpi_namespace_node      *node_to_search);
+#endif
 
 
 /*

include/acpi/acparser.h

@@ -247,6 +247,7 @@ acpi_ps_get_arg(
 	union acpi_parse_object         *op,
 	u32                              argn);
 
+#ifdef ACPI_FUTURE_USAGE
 union acpi_parse_object *
 acpi_ps_get_child (
 	union acpi_parse_object         *op);
@@ -255,6 +256,7 @@ union acpi_parse_object *
 acpi_ps_get_depth_next (
 	union acpi_parse_object         *origin,
 	union acpi_parse_object         *op);
+#endif  /*  ACPI_FUTURE_USAGE  */
 
 
 /* pswalk - parse tree walk routines */
@@ -313,9 +315,11 @@ u8
 acpi_ps_is_prefix_char (
 	u32                             c);
 
+#ifdef ACPI_FUTURE_USAGE
 u32
 acpi_ps_get_name(
 	union acpi_parse_object         *op);
+#endif
 
 void
 acpi_ps_set_name(

include/acpi/acpiosxf.h

@@ -176,10 +176,12 @@ acpi_os_unmap_memory (
 	void __iomem                  *logical_address,
 	acpi_size                       size);
 
+#ifdef ACPI_FUTURE_USAGE
 acpi_status
 acpi_os_get_physical_address (
 	void                            *logical_address,
 	acpi_physical_address           *physical_address);
+#endif
 
 
 /*
@@ -302,10 +304,12 @@ acpi_os_readable (
 	void                            *pointer,
 	acpi_size                       length);
 
+#ifdef ACPI_FUTURE_USAGE
 u8
 acpi_os_writable (
 	void                            *pointer,
 	acpi_size                       length);
+#endif
 
 u64
 acpi_os_get_timer (
@@ -339,9 +343,11 @@ acpi_os_redirect_output (
  * Debug input
  */
 
+#ifdef ACPI_FUTURE_USAGE
 u32
 acpi_os_get_line (
 	char                            *buffer);
+#endif
 
 
 /*

include/acpi/acpixf.h

@@ -70,9 +70,11 @@ acpi_status
 acpi_terminate (
 	void);
 
+#ifdef ACPI_FUTURE_USAGE
 acpi_status
 acpi_subsystem_status (
 	void);
+#endif
 
 acpi_status
 acpi_enable (
@@ -82,9 +84,11 @@ acpi_status
 acpi_disable (
 	void);
 
+#ifdef ACPI_FUTURE_USAGE
 acpi_status
 acpi_get_system_info (
 	struct acpi_buffer              *ret_buffer);
+#endif
 
 const char *
 acpi_format_exception (
@@ -94,10 +98,12 @@ acpi_status
 acpi_purge_cached_objects (
 	void);
 
+#ifdef ACPI_FUTURE_USAGE
 acpi_status
 acpi_install_initialization_handler (
 	acpi_init_handler               handler,
 	u32                             function);
+#endif
 
 /*
  * ACPI Memory manager
@@ -129,6 +135,7 @@ acpi_status
 acpi_load_tables (
 	void);
 
+#ifdef ACPI_FUTURE_USAGE
 acpi_status
 acpi_load_table (
 	struct acpi_table_header        *table_ptr);
@@ -142,6 +149,7 @@ acpi_get_table_header (
 	acpi_table_type                 table_type,
 	u32                             instance,
 	struct acpi_table_header        *out_table_header);
+#endif  /*  ACPI_FUTURE_USAGE  */
 
 acpi_status
 acpi_get_table (
@@ -218,6 +226,7 @@ acpi_evaluate_object (
 	struct acpi_object_list         *parameter_objects,
 	struct acpi_buffer              *return_object_buffer);
 
+#ifdef ACPI_FUTURE_USAGE
 acpi_status
 acpi_evaluate_object_typed (
 	acpi_handle                     object,
@@ -225,6 +234,7 @@ acpi_evaluate_object_typed (
 	struct acpi_object_list         *external_params,
 	struct acpi_buffer              *return_buffer,
 	acpi_object_type                return_type);
+#endif
 
 acpi_status
 acpi_get_object_info (
@@ -299,9 +309,11 @@ acpi_install_gpe_handler (
 	acpi_event_handler              address,
 	void                            *context);
 
+#ifdef ACPI_FUTURE_USAGE
 acpi_status
 acpi_install_exception_handler (
 	acpi_exception_handler          handler);
+#endif
 
 
 /*
@@ -333,6 +345,7 @@ acpi_disable_event (
 	u32                             event,
 	u32                             flags);
 
+#ifdef ACPI_FUTURE_USAGE
 acpi_status
 acpi_clear_event (
 	u32                             event);
@@ -341,6 +354,7 @@ acpi_status
 acpi_get_event_status (
 	u32                             event,
 	acpi_event_status               *event_status);
+#endif  /*  ACPI_FUTURE_USAGE  */
 
 acpi_status
 acpi_set_gpe_type (
@@ -366,12 +380,14 @@ acpi_clear_gpe (
 	u32                             gpe_number,
 	u32                             flags);
 
+#ifdef ACPI_FUTURE_USAGE
 acpi_status
 acpi_get_gpe_status (
 	acpi_handle                     gpe_device,
 	u32                             gpe_number,
 	u32                             flags,
 	acpi_event_status               *event_status);
+#endif  /*  ACPI_FUTURE_USAGE  */
 
 acpi_status
 acpi_install_gpe_block (
@@ -400,10 +416,12 @@ acpi_get_current_resources(
 	acpi_handle                     device_handle,
 	struct acpi_buffer              *ret_buffer);
 
+#ifdef ACPI_FUTURE_USAGE
 acpi_status
 acpi_get_possible_resources(
 	acpi_handle                     device_handle,
 	struct acpi_buffer              *ret_buffer);
+#endif
 
 acpi_status
 acpi_walk_resources (
@@ -447,9 +465,11 @@ acpi_status
 acpi_set_firmware_waking_vector (
 	acpi_physical_address           physical_address);
 
+#ifdef ACPI_FUTURE_USAGE
 acpi_status
 acpi_get_firmware_waking_vector (
 	acpi_physical_address           *physical_address);
+#endif
 
 acpi_status
 acpi_get_sleep_type_data (

include/acpi/acresrc.h

@@ -60,10 +60,12 @@ acpi_rs_get_crs_method_data (
 	acpi_handle                     handle,
 	struct acpi_buffer              *ret_buffer);
 
+#ifdef ACPI_FUTURE_USAGE
 acpi_status
 acpi_rs_get_prs_method_data (
 	acpi_handle                     handle,
 	struct acpi_buffer              *ret_buffer);
+#endif
 
 acpi_status
 acpi_rs_get_method_data (
@@ -95,6 +97,7 @@ acpi_rs_create_pci_routing_table (
 /*
  * Function prototypes called from acpi_rs_create*
  */
+#ifdef ACPI_FUTURE_USAGE
 void
 acpi_rs_dump_irq (
 	union acpi_resource_data        *data);
@@ -154,6 +157,7 @@ acpi_rs_dump_resource_list (
 void
 acpi_rs_dump_irq_list (
 	u8                              *route_table);
+#endif  /*  ACPI_FUTURE_USAGE  */
 
 acpi_status
 acpi_rs_get_byte_stream_start (

include/acpi/actables.h

@@ -50,10 +50,12 @@
 #define SIZE_IN_HEADER          0
 
 
+#ifdef ACPI_FUTURE_USAGE
 acpi_status
 acpi_tb_handle_to_object (
 	u16                             table_id,
 	struct acpi_table_desc          **table_desc);
+#endif
 
 /*
  * tbconvrt - Table conversion routines

include/acpi/acutils.h

@@ -666,12 +666,14 @@ acpi_ut_create_update_state_and_push (
 	u16                             action,
 	union acpi_generic_state        **state_list);
 
+#ifdef ACPI_FUTURE_USAGE
 acpi_status
 acpi_ut_create_pkg_state_and_push (
 	void                            *internal_object,
 	void                            *external_object,
 	u16                             index,
 	union acpi_generic_state        **state_list);
+#endif
 
 union acpi_generic_state *
 acpi_ut_create_control_state (
@@ -730,9 +732,11 @@ acpi_ut_strtoul64 (
 
 #define ACPI_ANY_BASE        0
 
+#ifdef ACPI_FUTURE_USAGE
 char *
 acpi_ut_strupr (
 	char                            *src_string);
+#endif
 
 u8 *
 acpi_ut_get_resource_end_tag (
@@ -851,9 +855,11 @@ acpi_ut_remove_allocation (
 	char                            *module,
 	u32                             line);
 
+#ifdef ACPI_FUTURE_USAGE
 void
 acpi_ut_dump_allocation_info (
 	void);
+#endif
 
 void
 acpi_ut_dump_allocations (

include/acpi/platform/acenv.h

@@ -223,7 +223,11 @@
  */
 
 #define ACPI_STRSTR(s1,s2)      strstr((s1), (s2))
+
+#ifdef ACPI_FUTURE_USAGE
 #define ACPI_STRUPR(s)          (void) acpi_ut_strupr ((s))
+#endif
+
 #define ACPI_STRLEN(s)          (acpi_size) strlen((s))
 #define ACPI_STRCPY(d,s)        (void) strcpy((d), (s))
 #define ACPI_STRNCPY(d,s,n)     (void) strncpy((d), (s), (acpi_size)(n))
@@ -287,7 +291,11 @@ typedef char *va_list;
 
 
 #define ACPI_STRSTR(s1,s2)      acpi_ut_strstr ((s1), (s2))
+
+#ifdef ACPI_FUTURE_USAGE
 #define ACPI_STRUPR(s)          (void) acpi_ut_strupr ((s))
+#endif
+
 #define ACPI_STRLEN(s)          (acpi_size) acpi_ut_strlen ((s))
 #define ACPI_STRCPY(d,s)        (void) acpi_ut_strcpy ((d), (s))
 #define ACPI_STRNCPY(d,s,n)     (void) acpi_ut_strncpy ((d), (s), (acpi_size)(n))