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-rw-r--r--drivers/acpi/acpica/acdebug.h8
-rw-r--r--drivers/acpi/acpica/acevents.h9
-rw-r--r--drivers/acpi/acpica/acglobal.h20
-rw-r--r--drivers/acpi/acpica/aclocal.h11
-rw-r--r--drivers/acpi/acpica/acmacros.h31
-rw-r--r--drivers/acpi/acpica/acnamesp.h6
-rw-r--r--drivers/acpi/acpica/acutils.h17
-rw-r--r--drivers/acpi/acpica/dsargs.c2
-rw-r--r--drivers/acpi/acpica/dsfield.c2
-rw-r--r--drivers/acpi/acpica/dsmethod.c5
-rw-r--r--drivers/acpi/acpica/dsobject.c2
-rw-r--r--drivers/acpi/acpica/dsopcode.c2
-rw-r--r--drivers/acpi/acpica/dsutils.c10
-rw-r--r--drivers/acpi/acpica/dswexec.c6
-rw-r--r--drivers/acpi/acpica/dswload2.c2
-rw-r--r--drivers/acpi/acpica/evglock.c2
-rw-r--r--drivers/acpi/acpica/evgpe.c3
-rw-r--r--drivers/acpi/acpica/evgpeblk.c6
-rw-r--r--drivers/acpi/acpica/evgpeinit.c2
-rw-r--r--drivers/acpi/acpica/evgpeutil.c4
-rw-r--r--drivers/acpi/acpica/evhandler.c4
-rw-r--r--drivers/acpi/acpica/evmisc.c14
-rw-r--r--drivers/acpi/acpica/evregion.c29
-rw-r--r--drivers/acpi/acpica/evsci.c79
-rw-r--r--drivers/acpi/acpica/evxface.c148
-rw-r--r--drivers/acpi/acpica/evxfevnt.c3
-rw-r--r--drivers/acpi/acpica/evxfgpe.c9
-rw-r--r--drivers/acpi/acpica/evxfregn.c7
-rw-r--r--drivers/acpi/acpica/excreate.c8
-rw-r--r--drivers/acpi/acpica/exfield.c2
-rw-r--r--drivers/acpi/acpica/exfldio.c8
-rw-r--r--drivers/acpi/acpica/exmisc.c4
-rw-r--r--drivers/acpi/acpica/exoparg1.c8
-rw-r--r--drivers/acpi/acpica/exoparg2.c10
-rw-r--r--drivers/acpi/acpica/exoparg3.c4
-rw-r--r--drivers/acpi/acpica/exoparg6.c2
-rw-r--r--drivers/acpi/acpica/exregion.c1
-rw-r--r--drivers/acpi/acpica/exresolv.c2
-rw-r--r--drivers/acpi/acpica/exresop.c2
-rw-r--r--drivers/acpi/acpica/hwregs.c2
-rw-r--r--drivers/acpi/acpica/hwtimer.c3
-rw-r--r--drivers/acpi/acpica/hwxface.c43
-rw-r--r--drivers/acpi/acpica/hwxfsleep.c7
-rw-r--r--drivers/acpi/acpica/nsaccess.c7
-rw-r--r--drivers/acpi/acpica/nsdump.c143
-rw-r--r--drivers/acpi/acpica/nsdumpdv.c7
-rw-r--r--drivers/acpi/acpica/nseval.c4
-rw-r--r--drivers/acpi/acpica/nsinit.c2
-rw-r--r--drivers/acpi/acpica/nsload.c2
-rw-r--r--drivers/acpi/acpica/nsparse.c2
-rw-r--r--drivers/acpi/acpica/nspredef.c2
-rw-r--r--drivers/acpi/acpica/nsprepkg.c4
-rw-r--r--drivers/acpi/acpica/nsrepair.c2
-rw-r--r--drivers/acpi/acpica/nsrepair2.c2
-rw-r--r--drivers/acpi/acpica/nssearch.c3
-rw-r--r--drivers/acpi/acpica/nsutils.c2
-rw-r--r--drivers/acpi/acpica/nsxfeval.c23
-rw-r--r--drivers/acpi/acpica/nsxfname.c7
-rw-r--r--drivers/acpi/acpica/nsxfobj.c7
-rw-r--r--drivers/acpi/acpica/psparse.c2
-rw-r--r--drivers/acpi/acpica/psxface.c6
-rw-r--r--drivers/acpi/acpica/rsmisc.c4
-rw-r--r--drivers/acpi/acpica/rsutils.c2
-rw-r--r--drivers/acpi/acpica/rsxface.c3
-rw-r--r--drivers/acpi/acpica/tbinstal.c18
-rw-r--r--drivers/acpi/acpica/tbprint.c18
-rw-r--r--drivers/acpi/acpica/tbutils.c5
-rw-r--r--drivers/acpi/acpica/tbxface.c16
-rw-r--r--drivers/acpi/acpica/tbxfload.c11
-rw-r--r--drivers/acpi/acpica/tbxfroot.c5
-rw-r--r--drivers/acpi/acpica/utalloc.c117
-rw-r--r--drivers/acpi/acpica/utcache.c2
-rw-r--r--drivers/acpi/acpica/utcopy.c4
-rw-r--r--drivers/acpi/acpica/utdebug.c5
-rw-r--r--drivers/acpi/acpica/utdecode.c1
-rw-r--r--drivers/acpi/acpica/utdelete.c2
-rw-r--r--drivers/acpi/acpica/uteval.c2
-rw-r--r--drivers/acpi/acpica/utexcep.c3
-rw-r--r--drivers/acpi/acpica/utglobal.c20
-rw-r--r--drivers/acpi/acpica/utids.c2
-rw-r--r--drivers/acpi/acpica/utobject.c26
-rw-r--r--drivers/acpi/acpica/utownerid.c2
-rw-r--r--drivers/acpi/acpica/utresrc.c4
-rw-r--r--drivers/acpi/acpica/utstate.c1
-rw-r--r--drivers/acpi/acpica/utstring.c66
-rw-r--r--drivers/acpi/acpica/uttrack.c31
-rw-r--r--drivers/acpi/acpica/utxface.c45
-rw-r--r--drivers/acpi/acpica/utxferror.c3
-rw-r--r--drivers/acpi/acpica/utxfinit.c18
89 files changed, 850 insertions, 362 deletions
diff --git a/drivers/acpi/acpica/acdebug.h b/drivers/acpi/acpica/acdebug.h
index 9feba08c29f..a9fd0b87206 100644
--- a/drivers/acpi/acpica/acdebug.h
+++ b/drivers/acpi/acpica/acdebug.h
@@ -114,10 +114,12 @@ ACPI_HW_DEPENDENT_RETURN_VOID(void
acpi_db_generate_gpe(char *gpe_arg,
char *block_arg))
+ACPI_HW_DEPENDENT_RETURN_VOID(void acpi_db_generate_sci(void))
+
/*
* dbconvert - miscellaneous conversion routines
*/
- acpi_status acpi_db_hex_char_to_value(int hex_char, u8 *return_value);
+acpi_status acpi_db_hex_char_to_value(int hex_char, u8 *return_value);
acpi_status acpi_db_convert_to_package(char *string, union acpi_object *object);
@@ -154,6 +156,8 @@ void acpi_db_set_scope(char *name);
void acpi_db_dump_namespace(char *start_arg, char *depth_arg);
+void acpi_db_dump_namespace_paths(void);
+
void acpi_db_dump_namespace_by_owner(char *owner_arg, char *depth_arg);
acpi_status acpi_db_find_name_in_namespace(char *name_arg);
@@ -240,6 +244,8 @@ void acpi_db_display_history(void);
char *acpi_db_get_from_history(char *command_num_arg);
+char *acpi_db_get_history_by_index(u32 commandd_num);
+
/*
* dbinput - user front-end to the AML debugger
*/
diff --git a/drivers/acpi/acpica/acevents.h b/drivers/acpi/acpica/acevents.h
index ab0e9771038..41abe552c7a 100644
--- a/drivers/acpi/acpica/acevents.h
+++ b/drivers/acpi/acpica/acevents.h
@@ -71,7 +71,8 @@ acpi_status acpi_ev_init_global_lock_handler(void);
ACPI_HW_DEPENDENT_RETURN_OK(acpi_status
acpi_ev_acquire_global_lock(u16 timeout))
- ACPI_HW_DEPENDENT_RETURN_OK(acpi_status acpi_ev_release_global_lock(void))
+
+ACPI_HW_DEPENDENT_RETURN_OK(acpi_status acpi_ev_release_global_lock(void))
acpi_status acpi_ev_remove_global_lock_handler(void);
/*
@@ -242,11 +243,11 @@ acpi_ev_initialize_region(union acpi_operand_object *region_obj,
*/
u32 ACPI_SYSTEM_XFACE acpi_ev_gpe_xrupt_handler(void *context);
-u32 acpi_ev_install_sci_handler(void);
+u32 acpi_ev_sci_dispatch(void);
-acpi_status acpi_ev_remove_sci_handler(void);
+u32 acpi_ev_install_sci_handler(void);
-u32 acpi_ev_initialize_SCI(u32 program_SCI);
+acpi_status acpi_ev_remove_all_sci_handlers(void);
ACPI_HW_DEPENDENT_RETURN_VOID(void acpi_ev_terminate(void))
#endif /* __ACEVENTS_H__ */
diff --git a/drivers/acpi/acpica/acglobal.h b/drivers/acpi/acpica/acglobal.h
index 90e846f985f..e9f1fc7f99c 100644
--- a/drivers/acpi/acpica/acglobal.h
+++ b/drivers/acpi/acpica/acglobal.h
@@ -269,6 +269,7 @@ ACPI_EXTERN acpi_table_handler acpi_gbl_table_handler;
ACPI_EXTERN void *acpi_gbl_table_handler_context;
ACPI_EXTERN struct acpi_walk_state *acpi_gbl_breakpoint_walk;
ACPI_EXTERN acpi_interface_handler acpi_gbl_interface_handler;
+ACPI_EXTERN struct acpi_sci_handler_info *acpi_gbl_sci_handler_list;
/* Owner ID support */
@@ -405,7 +406,9 @@ extern u32 acpi_gbl_nesting_level;
/* Event counters */
+ACPI_EXTERN u32 acpi_method_count;
ACPI_EXTERN u32 acpi_gpe_count;
+ACPI_EXTERN u32 acpi_sci_count;
ACPI_EXTERN u32 acpi_fixed_event_count[ACPI_NUM_FIXED_EVENTS];
/* Support for dynamic control method tracing mechanism */
@@ -445,13 +448,6 @@ ACPI_EXTERN u8 acpi_gbl_db_opt_tables;
ACPI_EXTERN u8 acpi_gbl_db_opt_stats;
ACPI_EXTERN u8 acpi_gbl_db_opt_ini_methods;
ACPI_EXTERN u8 acpi_gbl_db_opt_no_region_support;
-
-ACPI_EXTERN char *acpi_gbl_db_args[ACPI_DEBUGGER_MAX_ARGS];
-ACPI_EXTERN acpi_object_type acpi_gbl_db_arg_types[ACPI_DEBUGGER_MAX_ARGS];
-ACPI_EXTERN char acpi_gbl_db_line_buf[ACPI_DB_LINE_BUFFER_SIZE];
-ACPI_EXTERN char acpi_gbl_db_parsed_buf[ACPI_DB_LINE_BUFFER_SIZE];
-ACPI_EXTERN char acpi_gbl_db_scope_buf[80];
-ACPI_EXTERN char acpi_gbl_db_debug_filename[80];
ACPI_EXTERN u8 acpi_gbl_db_output_to_file;
ACPI_EXTERN char *acpi_gbl_db_buffer;
ACPI_EXTERN char *acpi_gbl_db_filename;
@@ -459,6 +455,16 @@ ACPI_EXTERN u32 acpi_gbl_db_debug_level;
ACPI_EXTERN u32 acpi_gbl_db_console_debug_level;
ACPI_EXTERN struct acpi_namespace_node *acpi_gbl_db_scope_node;
+ACPI_EXTERN char *acpi_gbl_db_args[ACPI_DEBUGGER_MAX_ARGS];
+ACPI_EXTERN acpi_object_type acpi_gbl_db_arg_types[ACPI_DEBUGGER_MAX_ARGS];
+
+/* These buffers should all be the same size */
+
+ACPI_EXTERN char acpi_gbl_db_line_buf[ACPI_DB_LINE_BUFFER_SIZE];
+ACPI_EXTERN char acpi_gbl_db_parsed_buf[ACPI_DB_LINE_BUFFER_SIZE];
+ACPI_EXTERN char acpi_gbl_db_scope_buf[ACPI_DB_LINE_BUFFER_SIZE];
+ACPI_EXTERN char acpi_gbl_db_debug_filename[ACPI_DB_LINE_BUFFER_SIZE];
+
/*
* Statistic globals
*/
diff --git a/drivers/acpi/acpica/aclocal.h b/drivers/acpi/acpica/aclocal.h
index 0ed00669cd2..53ed1a8ba4f 100644
--- a/drivers/acpi/acpica/aclocal.h
+++ b/drivers/acpi/acpica/aclocal.h
@@ -398,6 +398,14 @@ struct acpi_simple_repair_info {
*
****************************************************************************/
+/* Dispatch info for each host-installed SCI handler */
+
+struct acpi_sci_handler_info {
+ struct acpi_sci_handler_info *next;
+ acpi_sci_handler address; /* Address of handler */
+ void *context; /* Context to be passed to handler */
+};
+
/* Dispatch info for each GPE -- either a method or handler, cannot be both */
struct acpi_gpe_handler_info {
@@ -1064,7 +1072,7 @@ struct acpi_db_method_info {
char *name;
u32 flags;
u32 num_loops;
- char pathname[128];
+ char pathname[ACPI_DB_LINE_BUFFER_SIZE];
char **args;
acpi_object_type *types;
@@ -1086,6 +1094,7 @@ struct acpi_integrity_info {
u32 objects;
};
+#define ACPI_DB_DISABLE_OUTPUT 0x00
#define ACPI_DB_REDIRECTABLE_OUTPUT 0x01
#define ACPI_DB_CONSOLE_OUTPUT 0x02
#define ACPI_DB_DUPLICATE_OUTPUT 0x03
diff --git a/drivers/acpi/acpica/acmacros.h b/drivers/acpi/acpica/acmacros.h
index 530a2f8c125..2a86c65d873 100644
--- a/drivers/acpi/acpica/acmacros.h
+++ b/drivers/acpi/acpica/acmacros.h
@@ -410,37 +410,6 @@
#endif
/*
- * Memory allocation tracking (DEBUG ONLY)
- */
-#define ACPI_MEM_PARAMETERS _COMPONENT, _acpi_module_name, __LINE__
-
-#ifndef ACPI_DBG_TRACK_ALLOCATIONS
-
-/* Memory allocation */
-
-#ifndef ACPI_ALLOCATE
-#define ACPI_ALLOCATE(a) acpi_ut_allocate((acpi_size) (a), ACPI_MEM_PARAMETERS)
-#endif
-#ifndef ACPI_ALLOCATE_ZEROED
-#define ACPI_ALLOCATE_ZEROED(a) acpi_ut_allocate_zeroed((acpi_size) (a), ACPI_MEM_PARAMETERS)
-#endif
-#ifndef ACPI_FREE
-#define ACPI_FREE(a) acpi_os_free(a)
-#endif
-#define ACPI_MEM_TRACKING(a)
-
-#else
-
-/* Memory allocation */
-
-#define ACPI_ALLOCATE(a) acpi_ut_allocate_and_track((acpi_size) (a), ACPI_MEM_PARAMETERS)
-#define ACPI_ALLOCATE_ZEROED(a) acpi_ut_allocate_zeroed_and_track((acpi_size) (a), ACPI_MEM_PARAMETERS)
-#define ACPI_FREE(a) acpi_ut_free_and_track(a, ACPI_MEM_PARAMETERS)
-#define ACPI_MEM_TRACKING(a) a
-
-#endif /* ACPI_DBG_TRACK_ALLOCATIONS */
-
-/*
* Macros used for ACPICA utilities only
*/
diff --git a/drivers/acpi/acpica/acnamesp.h b/drivers/acpi/acpica/acnamesp.h
index 40b04bd5579..e6138ac4a16 100644
--- a/drivers/acpi/acpica/acnamesp.h
+++ b/drivers/acpi/acpica/acnamesp.h
@@ -213,6 +213,12 @@ acpi_ns_dump_objects(acpi_object_type type,
u8 display_type,
u32 max_depth,
acpi_owner_id owner_id, acpi_handle start_handle);
+
+void
+acpi_ns_dump_object_paths(acpi_object_type type,
+ u8 display_type,
+ u32 max_depth,
+ acpi_owner_id owner_id, acpi_handle start_handle);
#endif /* ACPI_FUTURE_USAGE */
/*
diff --git a/drivers/acpi/acpica/acutils.h b/drivers/acpi/acpica/acutils.h
index d5a62a6182b..be8180c17d7 100644
--- a/drivers/acpi/acpica/acutils.h
+++ b/drivers/acpi/acpica/acutils.h
@@ -628,6 +628,17 @@ u8 acpi_ut_valid_acpi_char(char character, u32 position);
void acpi_ut_repair_name(char *name);
+#if defined (ACPI_DEBUGGER) || defined (ACPI_APPLICATION)
+u8 acpi_ut_safe_strcpy(char *dest, acpi_size dest_size, char *source);
+
+u8 acpi_ut_safe_strcat(char *dest, acpi_size dest_size, char *source);
+
+u8
+acpi_ut_safe_strncat(char *dest,
+ acpi_size dest_size,
+ char *source, acpi_size max_transfer_length);
+#endif
+
/*
* utmutex - mutex support
*/
@@ -652,12 +663,6 @@ acpi_status
acpi_ut_initialize_buffer(struct acpi_buffer *buffer,
acpi_size required_length);
-void *acpi_ut_allocate(acpi_size size,
- u32 component, const char *module, u32 line);
-
-void *acpi_ut_allocate_zeroed(acpi_size size,
- u32 component, const char *module, u32 line);
-
#ifdef ACPI_DBG_TRACK_ALLOCATIONS
void *acpi_ut_allocate_and_track(acpi_size size,
u32 component, const char *module, u32 line);
diff --git a/drivers/acpi/acpica/dsargs.c b/drivers/acpi/acpica/dsargs.c
index fb09b08d708..afdc6df17ab 100644
--- a/drivers/acpi/acpica/dsargs.c
+++ b/drivers/acpi/acpica/dsargs.c
@@ -158,7 +158,7 @@ acpi_ds_execute_arguments(struct acpi_namespace_node *node,
walk_state->deferred_node = node;
status = acpi_ps_parse_aml(walk_state);
- cleanup:
+cleanup:
acpi_ps_delete_parse_tree(op);
return_ACPI_STATUS(status);
}
diff --git a/drivers/acpi/acpica/dsfield.c b/drivers/acpi/acpica/dsfield.c
index d4bfe7b7f90..2d4c0732257 100644
--- a/drivers/acpi/acpica/dsfield.c
+++ b/drivers/acpi/acpica/dsfield.c
@@ -259,7 +259,7 @@ acpi_ds_create_buffer_field(union acpi_parse_object *op,
goto cleanup;
}
- cleanup:
+cleanup:
/* Remove local reference to the object */
diff --git a/drivers/acpi/acpica/dsmethod.c b/drivers/acpi/acpica/dsmethod.c
index a9ffd44c18f..81a78ba8431 100644
--- a/drivers/acpi/acpica/dsmethod.c
+++ b/drivers/acpi/acpica/dsmethod.c
@@ -292,9 +292,10 @@ acpi_ds_begin_method_execution(struct acpi_namespace_node *method_node,
* reentered one more time (even if it is the same thread)
*/
obj_desc->method.thread_count++;
+ acpi_method_count++;
return_ACPI_STATUS(status);
- cleanup:
+cleanup:
/* On error, must release the method mutex (if present) */
if (obj_desc->method.mutex) {
@@ -424,7 +425,7 @@ acpi_ds_call_control_method(struct acpi_thread_state *thread,
return_ACPI_STATUS(status);
- cleanup:
+cleanup:
/* On error, we must terminate the method properly */
diff --git a/drivers/acpi/acpica/dsobject.c b/drivers/acpi/acpica/dsobject.c
index 63f0d220ca3..b1746a68dad 100644
--- a/drivers/acpi/acpica/dsobject.c
+++ b/drivers/acpi/acpica/dsobject.c
@@ -240,7 +240,7 @@ acpi_ds_build_internal_object(struct acpi_walk_state *walk_state,
return_ACPI_STATUS(status);
}
- exit:
+exit:
*obj_desc_ptr = obj_desc;
return_ACPI_STATUS(status);
}
diff --git a/drivers/acpi/acpica/dsopcode.c b/drivers/acpi/acpica/dsopcode.c
index 1fc1ff114f2..5205edcf2c0 100644
--- a/drivers/acpi/acpica/dsopcode.c
+++ b/drivers/acpi/acpica/dsopcode.c
@@ -257,7 +257,7 @@ acpi_ds_init_buffer_field(u16 aml_opcode,
(buffer_desc->common.reference_count +
obj_desc->common.reference_count);
- cleanup:
+cleanup:
/* Always delete the operands */
diff --git a/drivers/acpi/acpica/dsutils.c b/drivers/acpi/acpica/dsutils.c
index c666fc01498..ade44e49deb 100644
--- a/drivers/acpi/acpica/dsutils.c
+++ b/drivers/acpi/acpica/dsutils.c
@@ -299,7 +299,7 @@ acpi_ds_is_result_used(union acpi_parse_object * op,
goto result_used;
}
- result_used:
+result_used:
ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH,
"Result of [%s] used by Parent [%s] Op=%p\n",
acpi_ps_get_opcode_name(op->common.aml_opcode),
@@ -308,7 +308,7 @@ acpi_ds_is_result_used(union acpi_parse_object * op,
return_UINT8(TRUE);
- result_not_used:
+result_not_used:
ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH,
"Result of [%s] not used by Parent [%s] Op=%p\n",
acpi_ps_get_opcode_name(op->common.aml_opcode),
@@ -752,7 +752,7 @@ acpi_ds_create_operands(struct acpi_walk_state *walk_state,
return_ACPI_STATUS(status);
- cleanup:
+cleanup:
/*
* We must undo everything done above; meaning that we must
* pop everything off of the operand stack and delete those
@@ -851,7 +851,7 @@ acpi_status acpi_ds_evaluate_name_path(struct acpi_walk_state *walk_state)
goto exit;
}
- push_result:
+push_result:
walk_state->result_obj = new_obj_desc;
@@ -863,7 +863,7 @@ acpi_status acpi_ds_evaluate_name_path(struct acpi_walk_state *walk_state)
op->common.flags |= ACPI_PARSEOP_IN_STACK;
}
- exit:
+exit:
return_ACPI_STATUS(status);
}
diff --git a/drivers/acpi/acpica/dswexec.c b/drivers/acpi/acpica/dswexec.c
index 151d924817e..1bbb22fd6fa 100644
--- a/drivers/acpi/acpica/dswexec.c
+++ b/drivers/acpi/acpica/dswexec.c
@@ -170,7 +170,7 @@ acpi_ds_get_predicate_value(struct acpi_walk_state *walk_state,
(void)acpi_ds_do_implicit_return(local_obj_desc, walk_state, TRUE);
- cleanup:
+cleanup:
ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Completed a predicate eval=%X Op=%p\n",
walk_state->control_state->common.value,
@@ -335,7 +335,7 @@ acpi_ds_exec_begin_op(struct acpi_walk_state *walk_state,
return_ACPI_STATUS(status);
- error_exit:
+error_exit:
status = acpi_ds_method_error(status, walk_state);
return_ACPI_STATUS(status);
}
@@ -722,7 +722,7 @@ acpi_status acpi_ds_exec_end_op(struct acpi_walk_state *walk_state)
walk_state->result_obj = NULL;
}
- cleanup:
+cleanup:
if (walk_state->result_obj) {
diff --git a/drivers/acpi/acpica/dswload2.c b/drivers/acpi/acpica/dswload2.c
index b1f8f4725c2..7f569d57302 100644
--- a/drivers/acpi/acpica/dswload2.c
+++ b/drivers/acpi/acpica/dswload2.c
@@ -728,7 +728,7 @@ acpi_status acpi_ds_load2_end_op(struct acpi_walk_state *walk_state)
break;
}
- cleanup:
+cleanup:
/* Remove the Node pushed at the very beginning */
diff --git a/drivers/acpi/acpica/evglock.c b/drivers/acpi/acpica/evglock.c
index fdb0a76e40a..4c67193a9fa 100644
--- a/drivers/acpi/acpica/evglock.c
+++ b/drivers/acpi/acpica/evglock.c
@@ -173,7 +173,7 @@ static u32 acpi_ev_global_lock_handler(void *context)
acpi_gbl_global_lock_pending = FALSE;
- cleanup_and_exit:
+cleanup_and_exit:
acpi_os_release_lock(acpi_gbl_global_lock_pending_lock, flags);
return (ACPI_INTERRUPT_HANDLED);
diff --git a/drivers/acpi/acpica/evgpe.c b/drivers/acpi/acpica/evgpe.c
index c8a1f7d5931..a9cb4a1a4bb 100644
--- a/drivers/acpi/acpica/evgpe.c
+++ b/drivers/acpi/acpica/evgpe.c
@@ -458,7 +458,7 @@ u32 acpi_ev_gpe_detect(struct acpi_gpe_xrupt_info * gpe_xrupt_list)
gpe_block = gpe_block->next;
}
- unlock_and_exit:
+unlock_and_exit:
acpi_os_release_lock(acpi_gbl_gpe_lock, flags);
return (int_status);
@@ -522,6 +522,7 @@ static void ACPI_SYSTEM_XFACE acpi_ev_asynch_execute_gpe_method(void *context)
status = acpi_ut_release_mutex(ACPI_MTX_EVENTS);
if (ACPI_FAILURE(status)) {
+ ACPI_FREE(local_gpe_event_info);
return_VOID;
}
diff --git a/drivers/acpi/acpica/evgpeblk.c b/drivers/acpi/acpica/evgpeblk.c
index c1aa1eda26c..a9e76bc4ad9 100644
--- a/drivers/acpi/acpica/evgpeblk.c
+++ b/drivers/acpi/acpica/evgpeblk.c
@@ -111,7 +111,7 @@ acpi_ev_install_gpe_block(struct acpi_gpe_block_info *gpe_block,
gpe_block->xrupt_block = gpe_xrupt_block;
acpi_os_release_lock(acpi_gbl_gpe_lock, flags);
- unlock_and_exit:
+unlock_and_exit:
status = acpi_ut_release_mutex(ACPI_MTX_EVENTS);
return_ACPI_STATUS(status);
}
@@ -178,7 +178,7 @@ acpi_status acpi_ev_delete_gpe_block(struct acpi_gpe_block_info *gpe_block)
ACPI_FREE(gpe_block->event_info);
ACPI_FREE(gpe_block);
- unlock_and_exit:
+unlock_and_exit:
status = acpi_ut_release_mutex(ACPI_MTX_EVENTS);
return_ACPI_STATUS(status);
}
@@ -302,7 +302,7 @@ acpi_ev_create_gpe_info_blocks(struct acpi_gpe_block_info *gpe_block)
return_ACPI_STATUS(AE_OK);
- error_exit:
+error_exit:
if (gpe_register_info) {
ACPI_FREE(gpe_register_info);
}
diff --git a/drivers/acpi/acpica/evgpeinit.c b/drivers/acpi/acpica/evgpeinit.c
index 7842700346a..a3e2f38aadf 100644
--- a/drivers/acpi/acpica/evgpeinit.c
+++ b/drivers/acpi/acpica/evgpeinit.c
@@ -203,7 +203,7 @@ acpi_status acpi_ev_gpe_initialize(void)
goto cleanup;
}
- cleanup:
+cleanup:
(void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
return_ACPI_STATUS(AE_OK);
}
diff --git a/drivers/acpi/acpica/evgpeutil.c b/drivers/acpi/acpica/evgpeutil.c
index b24dbb80fab..d3f5e1e2a2b 100644
--- a/drivers/acpi/acpica/evgpeutil.c
+++ b/drivers/acpi/acpica/evgpeutil.c
@@ -101,7 +101,7 @@ acpi_ev_walk_gpe_list(acpi_gpe_callback gpe_walk_callback, void *context)
gpe_xrupt_info = gpe_xrupt_info->next;
}
- unlock_and_exit:
+unlock_and_exit:
acpi_os_release_lock(acpi_gbl_gpe_lock, flags);
return_ACPI_STATUS(status);
}
@@ -196,7 +196,7 @@ acpi_ev_get_gpe_device(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
*
* FUNCTION: acpi_ev_get_gpe_xrupt_block
*
- * PARAMETERS: interrupt_number - Interrupt for a GPE block
+ * PARAMETERS: interrupt_number - Interrupt for a GPE block
*
* RETURN: A GPE interrupt block
*
diff --git a/drivers/acpi/acpica/evhandler.c b/drivers/acpi/acpica/evhandler.c
index 068af96134b..e3157313eb2 100644
--- a/drivers/acpi/acpica/evhandler.c
+++ b/drivers/acpi/acpica/evhandler.c
@@ -129,7 +129,7 @@ acpi_status acpi_ev_install_region_handlers(void)
}
}
- unlock_and_exit:
+unlock_and_exit:
(void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
return_ACPI_STATUS(status);
}
@@ -531,6 +531,6 @@ acpi_ev_install_space_handler(struct acpi_namespace_node * node,
acpi_ev_install_handler, NULL,
handler_obj, NULL);
- unlock_and_exit:
+unlock_and_exit:
return_ACPI_STATUS(status);
}
diff --git a/drivers/acpi/acpica/evmisc.c b/drivers/acpi/acpica/evmisc.c
index 1b111ef7490..a5687540e9a 100644
--- a/drivers/acpi/acpica/evmisc.c
+++ b/drivers/acpi/acpica/evmisc.c
@@ -264,13 +264,6 @@ void acpi_ev_terminate(void)
status = acpi_ev_walk_gpe_list(acpi_hw_disable_gpe_block, NULL);
- /* Remove SCI handler */
-
- status = acpi_ev_remove_sci_handler();
- if (ACPI_FAILURE(status)) {
- ACPI_ERROR((AE_INFO, "Could not remove SCI handler"));
- }
-
status = acpi_ev_remove_global_lock_handler();
if (ACPI_FAILURE(status)) {
ACPI_ERROR((AE_INFO,
@@ -280,6 +273,13 @@ void acpi_ev_terminate(void)
acpi_gbl_events_initialized = FALSE;
}
+ /* Remove SCI handlers */
+
+ status = acpi_ev_remove_all_sci_handlers();
+ if (ACPI_FAILURE(status)) {
+ ACPI_ERROR((AE_INFO, "Could not remove SCI handler"));
+ }
+
/* Deallocate all handler objects installed within GPE info structs */
status = acpi_ev_walk_gpe_list(acpi_ev_delete_gpe_handlers, NULL);
diff --git a/drivers/acpi/acpica/evregion.c b/drivers/acpi/acpica/evregion.c
index cea14d6fc76..144cbb9b73b 100644
--- a/drivers/acpi/acpica/evregion.c
+++ b/drivers/acpi/acpica/evregion.c
@@ -217,16 +217,11 @@ acpi_ev_address_space_dispatch(union acpi_operand_object *region_obj,
if (!(region_obj->region.flags & AOPOBJ_SETUP_COMPLETE)) {
region_obj->region.flags |= AOPOBJ_SETUP_COMPLETE;
- if (region_obj2->extra.region_context) {
-
- /* The handler for this region was already installed */
-
- ACPI_FREE(region_context);
- } else {
- /*
- * Save the returned context for use in all accesses to
- * this particular region
- */
+ /*
+ * Save the returned context for use in all accesses to
+ * the handler for this particular region
+ */
+ if (!(region_obj2->extra.region_context)) {
region_obj2->extra.region_context =
region_context;
}
@@ -402,6 +397,14 @@ acpi_ev_detach_region(union acpi_operand_object *region_obj,
handler_obj->address_space.
context, region_context);
+ /*
+ * region_context should have been released by the deactivate
+ * operation. We don't need access to it anymore here.
+ */
+ if (region_context) {
+ *region_context = NULL;
+ }
+
/* Init routine may fail, Just ignore errors */
if (ACPI_FAILURE(status)) {
@@ -570,10 +573,10 @@ acpi_ev_execute_reg_method(union acpi_operand_object *region_obj, u32 function)
status = acpi_ns_evaluate(info);
acpi_ut_remove_reference(args[1]);
- cleanup2:
+cleanup2:
acpi_ut_remove_reference(args[0]);
- cleanup1:
+cleanup1:
ACPI_FREE(info);
return_ACPI_STATUS(status);
}
@@ -758,7 +761,7 @@ acpi_ev_orphan_ec_reg_method(struct acpi_namespace_node *ec_device_node)
status = acpi_evaluate_object(reg_method, NULL, &args, NULL);
- exit:
+exit:
/* We ignore all errors from above, don't care */
status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE);
diff --git a/drivers/acpi/acpica/evsci.c b/drivers/acpi/acpica/evsci.c
index b905acf7aac..9e9e3454d89 100644
--- a/drivers/acpi/acpica/evsci.c
+++ b/drivers/acpi/acpica/evsci.c
@@ -54,6 +54,50 @@ static u32 ACPI_SYSTEM_XFACE acpi_ev_sci_xrupt_handler(void *context);
/*******************************************************************************
*
+ * FUNCTION: acpi_ev_sci_dispatch
+ *
+ * PARAMETERS: None
+ *
+ * RETURN: Status code indicates whether interrupt was handled.
+ *
+ * DESCRIPTION: Dispatch the SCI to all host-installed SCI handlers.
+ *
+ ******************************************************************************/
+
+u32 acpi_ev_sci_dispatch(void)
+{
+ struct acpi_sci_handler_info *sci_handler;
+ acpi_cpu_flags flags;
+ u32 int_status = ACPI_INTERRUPT_NOT_HANDLED;
+
+ ACPI_FUNCTION_NAME(ev_sci_dispatch);
+
+ /* Are there any host-installed SCI handlers? */
+
+ if (!acpi_gbl_sci_handler_list) {
+ return (int_status);
+ }
+
+ flags = acpi_os_acquire_lock(acpi_gbl_gpe_lock);
+
+ /* Invoke all host-installed SCI handlers */
+
+ sci_handler = acpi_gbl_sci_handler_list;
+ while (sci_handler) {
+
+ /* Invoke the installed handler (at interrupt level) */
+
+ int_status |= sci_handler->address(sci_handler->context);
+
+ sci_handler = sci_handler->next;
+ }
+
+ acpi_os_release_lock(acpi_gbl_gpe_lock, flags);
+ return (int_status);
+}
+
+/*******************************************************************************
+ *
* FUNCTION: acpi_ev_sci_xrupt_handler
*
* PARAMETERS: context - Calling Context
@@ -89,6 +133,11 @@ static u32 ACPI_SYSTEM_XFACE acpi_ev_sci_xrupt_handler(void *context)
*/
interrupt_handled |= acpi_ev_gpe_detect(gpe_xrupt_list);
+ /* Invoke all host-installed SCI handlers */
+
+ interrupt_handled |= acpi_ev_sci_dispatch();
+
+ acpi_sci_count++;
return_UINT32(interrupt_handled);
}
@@ -112,14 +161,13 @@ u32 ACPI_SYSTEM_XFACE acpi_ev_gpe_xrupt_handler(void *context)
ACPI_FUNCTION_TRACE(ev_gpe_xrupt_handler);
/*
- * We are guaranteed by the ACPI CA initialization/shutdown code that
+ * We are guaranteed by the ACPICA initialization/shutdown code that
* if this interrupt handler is installed, ACPI is enabled.
*/
/* GPEs: Check for and dispatch any GPEs that have occurred */
interrupt_handled |= acpi_ev_gpe_detect(gpe_xrupt_list);
-
return_UINT32(interrupt_handled);
}
@@ -150,15 +198,15 @@ u32 acpi_ev_install_sci_handler(void)
/******************************************************************************
*
- * FUNCTION: acpi_ev_remove_sci_handler
+ * FUNCTION: acpi_ev_remove_all_sci_handlers
*
* PARAMETERS: none
*
- * RETURN: E_OK if handler uninstalled OK, E_ERROR if handler was not
+ * RETURN: AE_OK if handler uninstalled, AE_ERROR if handler was not
* installed to begin with
*
* DESCRIPTION: Remove the SCI interrupt handler. No further SCIs will be
- * taken.
+ * taken. Remove all host-installed SCI handlers.
*
* Note: It doesn't seem important to disable all events or set the event
* enable registers to their original values. The OS should disable
@@ -167,11 +215,13 @@ u32 acpi_ev_install_sci_handler(void)
*
******************************************************************************/
-acpi_status acpi_ev_remove_sci_handler(void)
+acpi_status acpi_ev_remove_all_sci_handlers(void)
{
+ struct acpi_sci_handler_info *sci_handler;
+ acpi_cpu_flags flags;
acpi_status status;
- ACPI_FUNCTION_TRACE(ev_remove_sci_handler);
+ ACPI_FUNCTION_TRACE(ev_remove_all_sci_handlers);
/* Just let the OS remove the handler and disable the level */
@@ -179,6 +229,21 @@ acpi_status acpi_ev_remove_sci_handler(void)
acpi_os_remove_interrupt_handler((u32) acpi_gbl_FADT.sci_interrupt,
acpi_ev_sci_xrupt_handler);
+ if (!acpi_gbl_sci_handler_list) {
+ return (status);
+ }
+
+ flags = acpi_os_acquire_lock(acpi_gbl_gpe_lock);
+
+ /* Free all host-installed SCI handlers */
+
+ while (acpi_gbl_sci_handler_list) {
+ sci_handler = acpi_gbl_sci_handler_list;
+ acpi_gbl_sci_handler_list = sci_handler->next;
+ ACPI_FREE(sci_handler);
+ }
+
+ acpi_os_release_lock(acpi_gbl_gpe_lock, flags);
return_ACPI_STATUS(status);
}
diff --git a/drivers/acpi/acpica/evxface.c b/drivers/acpi/acpica/evxface.c
index ca5fba99c33..23a7fadca41 100644
--- a/drivers/acpi/acpica/evxface.c
+++ b/drivers/acpi/acpica/evxface.c
@@ -41,7 +41,8 @@
* POSSIBILITY OF SUCH DAMAGES.
*/
-#include <linux/export.h>
+#define EXPORT_ACPI_INTERFACES
+
#include <acpi/acpi.h>
#include "accommon.h"
#include "acnamesp.h"
@@ -374,7 +375,7 @@ acpi_status acpi_install_exception_handler(acpi_exception_handler handler)
acpi_gbl_exception_handler = handler;
- cleanup:
+cleanup:
(void)acpi_ut_release_mutex(ACPI_MTX_EVENTS);
return_ACPI_STATUS(status);
}
@@ -385,6 +386,144 @@ ACPI_EXPORT_SYMBOL(acpi_install_exception_handler)
#if (!ACPI_REDUCED_HARDWARE)
/*******************************************************************************
*
+ * FUNCTION: acpi_install_sci_handler
+ *
+ * PARAMETERS: address - Address of the handler
+ * context - Value passed to the handler on each SCI
+ *
+ * RETURN: Status
+ *
+ * DESCRIPTION: Install a handler for a System Control Interrupt.
+ *
+ ******************************************************************************/
+acpi_status acpi_install_sci_handler(acpi_sci_handler address, void *context)
+{
+ struct acpi_sci_handler_info *new_sci_handler;
+ struct acpi_sci_handler_info *sci_handler;
+ acpi_cpu_flags flags;
+ acpi_status status;
+
+ ACPI_FUNCTION_TRACE(acpi_install_sci_handler);
+
+ if (!address) {
+ return_ACPI_STATUS(AE_BAD_PARAMETER);
+ }
+
+ /* Allocate and init a handler object */
+
+ new_sci_handler = ACPI_ALLOCATE(sizeof(struct acpi_sci_handler_info));
+ if (!new_sci_handler) {
+ return_ACPI_STATUS(AE_NO_MEMORY);
+ }
+
+ new_sci_handler->address = address;
+ new_sci_handler->context = context;
+
+ status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS);
+ if (ACPI_FAILURE(status)) {
+ goto exit;
+ }
+
+ /* Lock list during installation */
+
+ flags = acpi_os_acquire_lock(acpi_gbl_gpe_lock);
+ sci_handler = acpi_gbl_sci_handler_list;
+
+ /* Ensure handler does not already exist */
+
+ while (sci_handler) {
+ if (address == sci_handler->address) {
+ status = AE_ALREADY_EXISTS;
+ goto unlock_and_exit;
+ }
+
+ sci_handler = sci_handler->next;
+ }
+
+ /* Install the new handler into the global list (at head) */
+
+ new_sci_handler->next = acpi_gbl_sci_handler_list;
+ acpi_gbl_sci_handler_list = new_sci_handler;
+
+unlock_and_exit:
+
+ acpi_os_release_lock(acpi_gbl_gpe_lock, flags);
+ (void)acpi_ut_release_mutex(ACPI_MTX_EVENTS);
+
+exit:
+ if (ACPI_FAILURE(status)) {
+ ACPI_FREE(new_sci_handler);
+ }
+ return_ACPI_STATUS(status);
+}
+
+/*******************************************************************************
+ *
+ * FUNCTION: acpi_remove_sci_handler
+ *
+ * PARAMETERS: address - Address of the handler
+ *
+ * RETURN: Status
+ *
+ * DESCRIPTION: Remove a handler for a System Control Interrupt.
+ *
+ ******************************************************************************/
+
+acpi_status acpi_remove_sci_handler(acpi_sci_handler address)
+{
+ struct acpi_sci_handler_info *prev_sci_handler;
+ struct acpi_sci_handler_info *next_sci_handler;
+ acpi_cpu_flags flags;
+ acpi_status status;
+
+ ACPI_FUNCTION_TRACE(acpi_remove_sci_handler);
+
+ if (!address) {
+ return_ACPI_STATUS(AE_BAD_PARAMETER);
+ }
+
+ status = acpi_ut_acquire_mutex(ACPI_MTX_EVENTS);
+ if (ACPI_FAILURE(status)) {
+ return_ACPI_STATUS(status);
+ }
+
+ /* Remove the SCI handler with lock */
+
+ flags = acpi_os_acquire_lock(acpi_gbl_gpe_lock);
+
+ prev_sci_handler = NULL;
+ next_sci_handler = acpi_gbl_sci_handler_list;
+ while (next_sci_handler) {
+ if (next_sci_handler->address == address) {
+
+ /* Unlink and free the SCI handler info block */
+
+ if (prev_sci_handler) {
+ prev_sci_handler->next = next_sci_handler->next;
+ } else {
+ acpi_gbl_sci_handler_list =
+ next_sci_handler->next;
+ }
+
+ acpi_os_release_lock(acpi_gbl_gpe_lock, flags);
+ ACPI_FREE(next_sci_handler);
+ goto unlock_and_exit;
+ }
+
+ prev_sci_handler = next_sci_handler;
+ next_sci_handler = next_sci_handler->next;
+ }
+
+ acpi_os_release_lock(acpi_gbl_gpe_lock, flags);
+ status = AE_NOT_EXIST;
+
+unlock_and_exit:
+ (void)acpi_ut_release_mutex(ACPI_MTX_EVENTS);
+ return_ACPI_STATUS(status);
+}
+
+/*******************************************************************************
+ *
* FUNCTION: acpi_install_global_event_handler
*
* PARAMETERS: handler - Pointer to the global event handler function
@@ -398,6 +537,7 @@ ACPI_EXPORT_SYMBOL(acpi_install_exception_handler)
* Can be used to update event counters, etc.
*
******************************************************************************/
+
acpi_status
acpi_install_global_event_handler(acpi_gbl_event_handler handler, void *context)
{
@@ -426,7 +566,7 @@ acpi_install_global_event_handler(acpi_gbl_event_handler handler, void *context)
acpi_gbl_global_event_handler = handler;
acpi_gbl_global_event_handler_context = context;
- cleanup:
+cleanup:
(void)acpi_ut_release_mutex(ACPI_MTX_EVENTS);
return_ACPI_STATUS(status);
}
@@ -498,7 +638,7 @@ acpi_install_fixed_event_handler(u32 event,
handler));
}
- cleanup:
+cleanup:
(void)acpi_ut_release_mutex(ACPI_MTX_EVENTS);
return_ACPI_STATUS(status);
}
diff --git a/drivers/acpi/acpica/evxfevnt.c b/drivers/acpi/acpica/evxfevnt.c
index 7039606a0ba..39d06af5e34 100644
--- a/drivers/acpi/acpica/evxfevnt.c
+++ b/drivers/acpi/acpica/evxfevnt.c
@@ -41,7 +41,8 @@
* POSSIBILITY OF SUCH DAMAGES.
*/
-#include <linux/export.h>
+#define EXPORT_ACPI_INTERFACES
+
#include <acpi/acpi.h>
#include "accommon.h"
#include "actables.h"
diff --git a/drivers/acpi/acpica/evxfgpe.c b/drivers/acpi/acpica/evxfgpe.c
index 7662f1a42ff..5713da77c66 100644
--- a/drivers/acpi/acpica/evxfgpe.c
+++ b/drivers/acpi/acpica/evxfgpe.c
@@ -41,7 +41,8 @@
* POSSIBILITY OF SUCH DAMAGES.
*/
-#include <linux/export.h>
+#define EXPORT_ACPI_INTERFACES
+
#include <acpi/acpi.h>
#include "accommon.h"
#include "acevents.h"
@@ -471,7 +472,7 @@ acpi_get_gpe_status(acpi_handle gpe_device,
if (gpe_event_info->flags & ACPI_GPE_DISPATCH_MASK)
*event_status |= ACPI_EVENT_FLAG_HANDLE;
- unlock_and_exit:
+unlock_and_exit:
acpi_os_release_lock(acpi_gbl_gpe_lock, flags);
return_ACPI_STATUS(status);
}
@@ -624,7 +625,7 @@ acpi_install_gpe_block(acpi_handle gpe_device,
obj_desc->device.gpe_block = gpe_block;
- unlock_and_exit:
+unlock_and_exit:
(void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
return_ACPI_STATUS(status);
}
@@ -679,7 +680,7 @@ acpi_status acpi_remove_gpe_block(acpi_handle gpe_device)
obj_desc->device.gpe_block = NULL;
}
- unlock_and_exit:
+unlock_and_exit:
(void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
return_ACPI_STATUS(status);
}
diff --git a/drivers/acpi/acpica/evxfregn.c b/drivers/acpi/acpica/evxfregn.c
index 80cecf83859..02ed75ac56c 100644
--- a/drivers/acpi/acpica/evxfregn.c
+++ b/drivers/acpi/acpica/evxfregn.c
@@ -42,7 +42,8 @@
* POSSIBILITY OF SUCH DAMAGES.
*/
-#include <linux/export.h>
+#define EXPORT_ACPI_INTERFACES
+
#include <acpi/acpi.h>
#include "accommon.h"
#include "acnamesp.h"
@@ -147,7 +148,7 @@ acpi_install_address_space_handler(acpi_handle device,
status = acpi_ev_execute_reg_methods(node, space_id);
- unlock_and_exit:
+unlock_and_exit:
(void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
return_ACPI_STATUS(status);
}
@@ -286,7 +287,7 @@ acpi_remove_address_space_handler(acpi_handle device,
status = AE_NOT_EXIST;
- unlock_and_exit:
+unlock_and_exit:
(void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
return_ACPI_STATUS(status);
}
diff --git a/drivers/acpi/acpica/excreate.c b/drivers/acpi/acpica/excreate.c
index 269e81d86ef..3c2e6dcdad3 100644
--- a/drivers/acpi/acpica/excreate.c
+++ b/drivers/acpi/acpica/excreate.c
@@ -193,7 +193,7 @@ acpi_status acpi_ex_create_event(struct acpi_walk_state *walk_state)
acpi_ns_attach_object((struct acpi_namespace_node *)walk_state->
operands[0], obj_desc, ACPI_TYPE_EVENT);
- cleanup:
+cleanup:
/*
* Remove local reference to the object (on error, will cause deletion
* of both object and semaphore if present.)
@@ -248,7 +248,7 @@ acpi_status acpi_ex_create_mutex(struct acpi_walk_state *walk_state)
acpi_ns_attach_object(obj_desc->mutex.node, obj_desc,
ACPI_TYPE_MUTEX);
- cleanup:
+cleanup:
/*
* Remove local reference to the object (on error, will cause deletion
* of both object and semaphore if present.)
@@ -347,7 +347,7 @@ acpi_ex_create_region(u8 * aml_start,
status = acpi_ns_attach_object(node, obj_desc, ACPI_TYPE_REGION);
- cleanup:
+cleanup:
/* Remove local reference to the object */
@@ -520,7 +520,7 @@ acpi_ex_create_method(u8 * aml_start,
acpi_ut_remove_reference(obj_desc);
- exit:
+exit:
/* Remove a reference to the operand */
acpi_ut_remove_reference(operand[1]);
diff --git a/drivers/acpi/acpica/exfield.c b/drivers/acpi/acpica/exfield.c
index c2a65aaf29a..cfd87524342 100644
--- a/drivers/acpi/acpica/exfield.c
+++ b/drivers/acpi/acpica/exfield.c
@@ -197,7 +197,7 @@ acpi_ex_read_data_from_field(struct acpi_walk_state *walk_state,
status = acpi_ex_extract_from_field(obj_desc, buffer, (u32) length);
acpi_ex_release_global_lock(obj_desc->common_field.field_flags);
- exit:
+exit:
if (ACPI_FAILURE(status)) {
acpi_ut_remove_reference(buffer_desc);
} else {
diff --git a/drivers/acpi/acpica/exfldio.c b/drivers/acpi/acpica/exfldio.c
index 7e0afe72487..49fb742d61b 100644
--- a/drivers/acpi/acpica/exfldio.c
+++ b/drivers/acpi/acpica/exfldio.c
@@ -123,12 +123,6 @@ acpi_ex_setup_region(union acpi_operand_object *obj_desc,
}
}
- /* Exit if Address/Length have been disallowed by the host OS */
-
- if (rgn_desc->common.flags & AOPOBJ_INVALID) {
- return_ACPI_STATUS(AE_AML_ILLEGAL_ADDRESS);
- }
-
/*
* Exit now for SMBus, GSBus or IPMI address space, it has a non-linear
* address space and the request cannot be directly validated
@@ -1002,7 +996,7 @@ acpi_ex_insert_into_field(union acpi_operand_object *obj_desc,
mask, merged_datum,
field_offset);
- exit:
+exit:
/* Free temporary buffer if we used one */
if (new_buffer) {
diff --git a/drivers/acpi/acpica/exmisc.c b/drivers/acpi/acpica/exmisc.c
index 00bf2987757..65d93607f36 100644
--- a/drivers/acpi/acpica/exmisc.c
+++ b/drivers/acpi/acpica/exmisc.c
@@ -388,7 +388,7 @@ acpi_ex_do_concatenate(union acpi_operand_object *operand0,
*actual_return_desc = return_desc;
- cleanup:
+cleanup:
if (local_operand1 != operand1) {
acpi_ut_remove_reference(local_operand1);
}
@@ -718,7 +718,7 @@ acpi_ex_do_logical_op(u16 opcode,
}
}
- cleanup:
+cleanup:
/* New object was created if implicit conversion performed - delete */
diff --git a/drivers/acpi/acpica/exoparg1.c b/drivers/acpi/acpica/exoparg1.c
index 2cdd41d8ade..d74cea416ca 100644
--- a/drivers/acpi/acpica/exoparg1.c
+++ b/drivers/acpi/acpica/exoparg1.c
@@ -115,7 +115,7 @@ acpi_status acpi_ex_opcode_0A_0T_1R(struct acpi_walk_state *walk_state)
break;
}
- cleanup:
+cleanup:
/* Delete return object on error */
@@ -234,7 +234,7 @@ acpi_status acpi_ex_opcode_1A_1T_0R(struct acpi_walk_state *walk_state)
goto cleanup;
}
- cleanup:
+cleanup:
return_ACPI_STATUS(status);
}
@@ -551,7 +551,7 @@ acpi_status acpi_ex_opcode_1A_1T_1R(struct acpi_walk_state *walk_state)
status = acpi_ex_store(return_desc, operand[1], walk_state);
}
- cleanup:
+cleanup:
/* Delete return object on error */
@@ -1054,7 +1054,7 @@ acpi_status acpi_ex_opcode_1A_0T_1R(struct acpi_walk_state *walk_state)
goto cleanup;
}
- cleanup:
+cleanup:
/* Delete return object on error */
diff --git a/drivers/acpi/acpica/exoparg2.c b/drivers/acpi/acpica/exoparg2.c
index d5088f7030c..d6fa0fce1fc 100644
--- a/drivers/acpi/acpica/exoparg2.c
+++ b/drivers/acpi/acpica/exoparg2.c
@@ -215,7 +215,7 @@ acpi_status acpi_ex_opcode_2A_2T_1R(struct acpi_walk_state *walk_state)
goto cleanup;
}
- cleanup:
+cleanup:
/*
* Since the remainder is not returned indirectly, remove a reference to
* it. Only the quotient is returned indirectly.
@@ -445,7 +445,7 @@ acpi_status acpi_ex_opcode_2A_1T_1R(struct acpi_walk_state *walk_state)
break;
}
- store_result_to_target:
+store_result_to_target:
if (ACPI_SUCCESS(status)) {
/*
@@ -462,7 +462,7 @@ acpi_status acpi_ex_opcode_2A_1T_1R(struct acpi_walk_state *walk_state)
}
}
- cleanup:
+cleanup:
/* Delete return object on error */
@@ -553,7 +553,7 @@ acpi_status acpi_ex_opcode_2A_0T_1R(struct acpi_walk_state *walk_state)
goto cleanup;
}
- store_logical_result:
+store_logical_result:
/*
* Set return value to according to logical_result. logical TRUE (all ones)
* Default is FALSE (zero)
@@ -562,7 +562,7 @@ acpi_status acpi_ex_opcode_2A_0T_1R(struct acpi_walk_state *walk_state)
return_desc->integer.value = ACPI_UINT64_MAX;
}
- cleanup:
+cleanup:
/* Delete return object on error */
diff --git a/drivers/acpi/acpica/exoparg3.c b/drivers/acpi/acpica/exoparg3.c
index 37656f12f20..bc042adf880 100644
--- a/drivers/acpi/acpica/exoparg3.c
+++ b/drivers/acpi/acpica/exoparg3.c
@@ -124,7 +124,7 @@ acpi_status acpi_ex_opcode_3A_0T_0R(struct acpi_walk_state *walk_state)
goto cleanup;
}
- cleanup:
+cleanup:
return_ACPI_STATUS(status);
}
@@ -252,7 +252,7 @@ acpi_status acpi_ex_opcode_3A_1T_1R(struct acpi_walk_state *walk_state)
status = acpi_ex_store(return_desc, operand[3], walk_state);
- cleanup:
+cleanup:
/* Delete return object on error */
diff --git a/drivers/acpi/acpica/exoparg6.c b/drivers/acpi/acpica/exoparg6.c
index 879b6cd8319..4459e32c683 100644
--- a/drivers/acpi/acpica/exoparg6.c
+++ b/drivers/acpi/acpica/exoparg6.c
@@ -314,7 +314,7 @@ acpi_status acpi_ex_opcode_6A_0T_1R(struct acpi_walk_state * walk_state)
goto cleanup;
}
- cleanup:
+cleanup:
/* Delete return object on error */
diff --git a/drivers/acpi/acpica/exregion.c b/drivers/acpi/acpica/exregion.c
index 303429bb4d5..9d28867e60d 100644
--- a/drivers/acpi/acpica/exregion.c
+++ b/drivers/acpi/acpica/exregion.c
@@ -400,6 +400,7 @@ acpi_ex_pci_config_space_handler(u32 function,
switch (function) {
case ACPI_READ:
+ *value = 0;
status = acpi_os_read_pci_configuration(pci_id, pci_register,
value, bit_width);
break;
diff --git a/drivers/acpi/acpica/exresolv.c b/drivers/acpi/acpica/exresolv.c
index ac04278ad28..1606524312e 100644
--- a/drivers/acpi/acpica/exresolv.c
+++ b/drivers/acpi/acpica/exresolv.c
@@ -521,7 +521,7 @@ acpi_ex_resolve_multiple(struct acpi_walk_state *walk_state,
*/
type = obj_desc->common.type;
- exit:
+exit:
/* Convert internal types to external types */
switch (type) {
diff --git a/drivers/acpi/acpica/exresop.c b/drivers/acpi/acpica/exresop.c
index 00e5af7129c..be3f66973ee 100644
--- a/drivers/acpi/acpica/exresop.c
+++ b/drivers/acpi/acpica/exresop.c
@@ -683,7 +683,7 @@ acpi_ex_resolve_operands(u16 opcode,
return_ACPI_STATUS(status);
}
- next_operand:
+next_operand:
/*
* If more operands needed, decrement stack_ptr to point
* to next operand on stack
diff --git a/drivers/acpi/acpica/hwregs.c b/drivers/acpi/acpica/hwregs.c
index 8d2e866be15..12e6cff54f7 100644
--- a/drivers/acpi/acpica/hwregs.c
+++ b/drivers/acpi/acpica/hwregs.c
@@ -560,7 +560,7 @@ acpi_status acpi_hw_register_write(u32 register_id, u32 value)
break;
}
- exit:
+exit:
return_ACPI_STATUS(status);
}
diff --git a/drivers/acpi/acpica/hwtimer.c b/drivers/acpi/acpica/hwtimer.c
index 2d7d22ebc78..3c498dc1636 100644
--- a/drivers/acpi/acpica/hwtimer.c
+++ b/drivers/acpi/acpica/hwtimer.c
@@ -41,7 +41,8 @@
* POSSIBILITY OF SUCH DAMAGES.
*/
-#include <linux/export.h>
+#define EXPORT_ACPI_INTERFACES
+
#include <acpi/acpi.h>
#include "accommon.h"
diff --git a/drivers/acpi/acpica/hwxface.c b/drivers/acpi/acpica/hwxface.c
index 5ee7a814cd9..b4b47db2dee 100644
--- a/drivers/acpi/acpica/hwxface.c
+++ b/drivers/acpi/acpica/hwxface.c
@@ -41,7 +41,8 @@
* POSSIBILITY OF SUCH DAMAGES.
*/
-#include <linux/export.h>
+#define EXPORT_ACPI_INTERFACES
+
#include <acpi/acpi.h>
#include "accommon.h"
#include "acnamesp.h"
@@ -83,11 +84,17 @@ acpi_status acpi_reset(void)
* For I/O space, write directly to the OSL. This bypasses the port
* validation mechanism, which may block a valid write to the reset
* register.
- * Spec section 4.7.3.6 requires register width to be 8.
+ *
+ * NOTE:
+ * The ACPI spec requires the reset register width to be 8, so we
+ * hardcode it here and ignore the FADT value. This maintains
+ * compatibility with other ACPI implementations that have allowed
+ * BIOS code with bad register width values to go unnoticed.
*/
status =
acpi_os_write_port((acpi_io_address) reset_reg->address,
- acpi_gbl_FADT.reset_value, 8);
+ acpi_gbl_FADT.reset_value,
+ ACPI_RESET_REGISTER_WIDTH);
} else {
/* Write the reset value to the reset register */
@@ -119,7 +126,8 @@ ACPI_EXPORT_SYMBOL(acpi_reset)
******************************************************************************/
acpi_status acpi_read(u64 *return_value, struct acpi_generic_address *reg)
{
- u32 value;
+ u32 value_lo;
+ u32 value_hi;
u32 width;
u64 address;
acpi_status status;
@@ -137,13 +145,8 @@ acpi_status acpi_read(u64 *return_value, struct acpi_generic_address *reg)
return (status);
}
- /* Initialize entire 64-bit return value to zero */
-
- *return_value = 0;
- value = 0;
-
/*
- * Two address spaces supported: Memory or IO. PCI_Config is
+ * Two address spaces supported: Memory or I/O. PCI_Config is
* not supported here because the GAS structure is insufficient
*/
if (reg->space_id == ACPI_ADR_SPACE_SYSTEM_MEMORY) {
@@ -155,29 +158,35 @@ acpi_status acpi_read(u64 *return_value, struct acpi_generic_address *reg)
}
} else { /* ACPI_ADR_SPACE_SYSTEM_IO, validated earlier */
+ value_lo = 0;
+ value_hi = 0;
+
width = reg->bit_width;
if (width == 64) {
width = 32; /* Break into two 32-bit transfers */
}
status = acpi_hw_read_port((acpi_io_address)
- address, &value, width);
+ address, &value_lo, width);
if (ACPI_FAILURE(status)) {
return (status);
}
- *return_value = value;
if (reg->bit_width == 64) {
/* Read the top 32 bits */
status = acpi_hw_read_port((acpi_io_address)
- (address + 4), &value, 32);
+ (address + 4), &value_hi,
+ 32);
if (ACPI_FAILURE(status)) {
return (status);
}
- *return_value |= ((u64)value << 32);
}
+
+ /* Set the return value only if status is AE_OK */
+
+ *return_value = (value_lo | ((u64)value_hi << 32));
}
ACPI_DEBUG_PRINT((ACPI_DB_IO,
@@ -186,7 +195,7 @@ acpi_status acpi_read(u64 *return_value, struct acpi_generic_address *reg)
ACPI_FORMAT_UINT64(address),
acpi_ut_get_region_name(reg->space_id)));
- return (status);
+ return (AE_OK);
}
ACPI_EXPORT_SYMBOL(acpi_read)
@@ -561,10 +570,10 @@ acpi_get_sleep_type_data(u8 sleep_state, u8 *sleep_type_a, u8 *sleep_type_b)
break;
}
- cleanup1:
+cleanup1:
acpi_ut_remove_reference(info->return_object);
- cleanup:
+cleanup:
if (ACPI_FAILURE(status)) {
ACPI_EXCEPTION((AE_INFO, status,
"While evaluating Sleep State [%s]",
diff --git a/drivers/acpi/acpica/hwxfsleep.c b/drivers/acpi/acpica/hwxfsleep.c
index f2e669db8b6..15dddc10fc9 100644
--- a/drivers/acpi/acpica/hwxfsleep.c
+++ b/drivers/acpi/acpica/hwxfsleep.c
@@ -41,7 +41,8 @@
* POSSIBILITY OF SUCH DAMAGES.
*/
-#include <linux/export.h>
+#define EXPORT_ACPI_INTERFACES
+
#include <acpi/acpi.h>
#include "accommon.h"
@@ -166,7 +167,7 @@ ACPI_EXPORT_SYMBOL(acpi_set_firmware_waking_vector64)
* THIS FUNCTION MUST BE CALLED WITH INTERRUPTS DISABLED
*
******************************************************************************/
-acpi_status asmlinkage acpi_enter_sleep_state_s4bios(void)
+acpi_status acpi_enter_sleep_state_s4bios(void)
{
u32 in_value;
acpi_status status;
@@ -360,7 +361,7 @@ ACPI_EXPORT_SYMBOL(acpi_enter_sleep_state_prep)
* THIS FUNCTION MUST BE CALLED WITH INTERRUPTS DISABLED
*
******************************************************************************/
-acpi_status asmlinkage acpi_enter_sleep_state(u8 sleep_state)
+acpi_status acpi_enter_sleep_state(u8 sleep_state)
{
acpi_status status;
diff --git a/drivers/acpi/acpica/nsaccess.c b/drivers/acpi/acpica/nsaccess.c
index c5316e5bd4a..14f65f6345b 100644
--- a/drivers/acpi/acpica/nsaccess.c
+++ b/drivers/acpi/acpica/nsaccess.c
@@ -240,7 +240,7 @@ acpi_status acpi_ns_root_initialize(void)
}
}
- unlock_and_exit:
+unlock_and_exit:
(void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
/* Save a handle to "_GPE", it is always present */
@@ -424,8 +424,9 @@ acpi_ns_lookup(union acpi_generic_state *scope_info,
/* Current scope has no parent scope */
ACPI_ERROR((AE_INFO,
- "ACPI path has too many parent prefixes (^) "
- "- reached beyond root node"));
+ "%s: Path has too many parent prefixes (^) "
+ "- reached beyond root node",
+ pathname));
return_ACPI_STATUS(AE_NOT_FOUND);
}
}
diff --git a/drivers/acpi/acpica/nsdump.c b/drivers/acpi/acpica/nsdump.c
index 7418c77fde8..48b9c6f1264 100644
--- a/drivers/acpi/acpica/nsdump.c
+++ b/drivers/acpi/acpica/nsdump.c
@@ -59,6 +59,17 @@ acpi_ns_dump_one_device(acpi_handle obj_handle,
#endif
#if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)
+
+#ifdef ACPI_FUTURE_USAGE
+static acpi_status
+acpi_ns_dump_one_object_path(acpi_handle obj_handle,
+ u32 level, void *context, void **return_value);
+
+static acpi_status
+acpi_ns_get_max_depth(acpi_handle obj_handle,
+ u32 level, void *context, void **return_value);
+#endif /* ACPI_FUTURE_USAGE */
+
/*******************************************************************************
*
* FUNCTION: acpi_ns_print_pathname
@@ -609,7 +620,7 @@ acpi_ns_dump_one_object(acpi_handle obj_handle,
obj_type = ACPI_TYPE_INVALID; /* Terminate loop after next pass */
}
- cleanup:
+cleanup:
acpi_os_printf("\n");
return (AE_OK);
}
@@ -671,6 +682,136 @@ acpi_ns_dump_objects(acpi_object_type type,
}
#endif /* ACPI_FUTURE_USAGE */
+#ifdef ACPI_FUTURE_USAGE
+/*******************************************************************************
+ *
+ * FUNCTION: acpi_ns_dump_one_object_path, acpi_ns_get_max_depth
+ *
+ * PARAMETERS: obj_handle - Node to be dumped
+ * level - Nesting level of the handle
+ * context - Passed into walk_namespace
+ * return_value - Not used
+ *
+ * RETURN: Status
+ *
+ * DESCRIPTION: Dump the full pathname to a namespace object. acp_ns_get_max_depth
+ * computes the maximum nesting depth in the namespace tree, in
+ * order to simplify formatting in acpi_ns_dump_one_object_path.
+ * These procedures are user_functions called by acpi_ns_walk_namespace.
+ *
+ ******************************************************************************/
+
+static acpi_status
+acpi_ns_dump_one_object_path(acpi_handle obj_handle,
+ u32 level, void *context, void **return_value)
+{
+ u32 max_level = *((u32 *)context);
+ char *pathname;
+ struct acpi_namespace_node *node;
+ int path_indent;
+
+ if (!obj_handle) {
+ return (AE_OK);
+ }
+
+ node = acpi_ns_validate_handle(obj_handle);
+ if (!node) {
+
+ /* Ignore bad node during namespace walk */
+
+ return (AE_OK);
+ }
+
+ pathname = acpi_ns_get_external_pathname(node);
+
+ path_indent = 1;
+ if (level <= max_level) {
+ path_indent = max_level - level + 1;
+ }
+
+ acpi_os_printf("%2d%*s%-12s%*s",
+ level, level, " ", acpi_ut_get_type_name(node->type),
+ path_indent, " ");
+
+ acpi_os_printf("%s\n", &pathname[1]);
+ ACPI_FREE(pathname);
+ return (AE_OK);
+}
+
+static acpi_status
+acpi_ns_get_max_depth(acpi_handle obj_handle,
+ u32 level, void *context, void **return_value)
+{
+ u32 *max_level = (u32 *)context;
+
+ if (level > *max_level) {
+ *max_level = level;
+ }
+ return (AE_OK);
+}
+
+/*******************************************************************************
+ *
+ * FUNCTION: acpi_ns_dump_object_paths
+ *
+ * PARAMETERS: type - Object type to be dumped
+ * display_type - 0 or ACPI_DISPLAY_SUMMARY
+ * max_depth - Maximum depth of dump. Use ACPI_UINT32_MAX
+ * for an effectively unlimited depth.
+ * owner_id - Dump only objects owned by this ID. Use
+ * ACPI_UINT32_MAX to match all owners.
+ * start_handle - Where in namespace to start/end search
+ *
+ * RETURN: None
+ *
+ * DESCRIPTION: Dump full object pathnames within the loaded namespace. Uses
+ * acpi_ns_walk_namespace in conjunction with acpi_ns_dump_one_object_path.
+ *
+ ******************************************************************************/
+
+void
+acpi_ns_dump_object_paths(acpi_object_type type,
+ u8 display_type,
+ u32 max_depth,
+ acpi_owner_id owner_id, acpi_handle start_handle)
+{
+ acpi_status status;
+ u32 max_level = 0;
+
+ ACPI_FUNCTION_ENTRY();
+
+ /*
+ * Just lock the entire namespace for the duration of the dump.
+ * We don't want any changes to the namespace during this time,
+ * especially the temporary nodes since we are going to display
+ * them also.
+ */
+ status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE);
+ if (ACPI_FAILURE(status)) {
+ acpi_os_printf("Could not acquire namespace mutex\n");
+ return;
+ }
+
+ /* Get the max depth of the namespace tree, for formatting later */
+
+ (void)acpi_ns_walk_namespace(type, start_handle, max_depth,
+ ACPI_NS_WALK_NO_UNLOCK |
+ ACPI_NS_WALK_TEMP_NODES,
+ acpi_ns_get_max_depth, NULL,
+ (void *)&max_level, NULL);
+
+ /* Now dump the entire namespace */
+
+ (void)acpi_ns_walk_namespace(type, start_handle, max_depth,
+ ACPI_NS_WALK_NO_UNLOCK |
+ ACPI_NS_WALK_TEMP_NODES,
+ acpi_ns_dump_one_object_path, NULL,
+ (void *)&max_level, NULL);
+
+ (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
+}
+#endif /* ACPI_FUTURE_USAGE */
+
/*******************************************************************************
*
* FUNCTION: acpi_ns_dump_entry
diff --git a/drivers/acpi/acpica/nsdumpdv.c b/drivers/acpi/acpica/nsdumpdv.c
index 409ae80824d..283762511b7 100644
--- a/drivers/acpi/acpica/nsdumpdv.c
+++ b/drivers/acpi/acpica/nsdumpdv.c
@@ -69,6 +69,7 @@ static acpi_status
acpi_ns_dump_one_device(acpi_handle obj_handle,
u32 level, void *context, void **return_value)
{
+ struct acpi_buffer buffer;
struct acpi_device_info *info;
acpi_status status;
u32 i;
@@ -78,15 +79,17 @@ acpi_ns_dump_one_device(acpi_handle obj_handle,
status =
acpi_ns_dump_one_object(obj_handle, level, context, return_value);
- status = acpi_get_object_info(obj_handle, &info);
+ buffer.length = ACPI_ALLOCATE_LOCAL_BUFFER;
+ status = acpi_get_object_info(obj_handle, &buffer);
if (ACPI_SUCCESS(status)) {
+ info = buffer.pointer;
for (i = 0; i < level; i++) {
ACPI_DEBUG_PRINT_RAW((ACPI_DB_TABLES, " "));
}
ACPI_DEBUG_PRINT_RAW((ACPI_DB_TABLES,
" HID: %s, ADR: %8.8X%8.8X, Status: %X\n",
- info->hardware_id.string,
+ info->hardware_id.value,
ACPI_FORMAT_UINT64(info->address),
info->current_status));
ACPI_FREE(info);
diff --git a/drivers/acpi/acpica/nseval.c b/drivers/acpi/acpica/nseval.c
index 18108bc2e51..963ceef063f 100644
--- a/drivers/acpi/acpica/nseval.c
+++ b/drivers/acpi/acpica/nseval.c
@@ -314,7 +314,7 @@ acpi_status acpi_ns_evaluate(struct acpi_evaluate_info *info)
"*** Completed evaluation of object %s ***\n",
info->relative_pathname));
- cleanup:
+cleanup:
/*
* Namespace was unlocked by the handling acpi_ns* function, so we
* just free the pathname and return
@@ -486,7 +486,7 @@ acpi_ns_exec_module_code(union acpi_operand_object *method_obj,
parent_node->type = (u8)type;
}
- exit:
+exit:
if (parent_obj) {
acpi_ut_remove_reference(parent_obj);
}
diff --git a/drivers/acpi/acpica/nsinit.c b/drivers/acpi/acpica/nsinit.c
index dd2ceae3f71..3a0423af968 100644
--- a/drivers/acpi/acpica/nsinit.c
+++ b/drivers/acpi/acpica/nsinit.c
@@ -213,7 +213,7 @@ acpi_status acpi_ns_initialize_devices(void)
return_ACPI_STATUS(status);
- error_exit:
+error_exit:
ACPI_EXCEPTION((AE_INFO, status, "During device initialization"));
return_ACPI_STATUS(status);
}
diff --git a/drivers/acpi/acpica/nsload.c b/drivers/acpi/acpica/nsload.c
index 0a7badc3179..89ec645e773 100644
--- a/drivers/acpi/acpica/nsload.c
+++ b/drivers/acpi/acpica/nsload.c
@@ -114,7 +114,7 @@ acpi_ns_load_table(u32 table_index, struct acpi_namespace_node *node)
(void)acpi_tb_release_owner_id(table_index);
}
- unlock:
+unlock:
(void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
if (ACPI_FAILURE(status)) {
diff --git a/drivers/acpi/acpica/nsparse.c b/drivers/acpi/acpica/nsparse.c
index 35dde8151c0..17785734027 100644
--- a/drivers/acpi/acpica/nsparse.c
+++ b/drivers/acpi/acpica/nsparse.c
@@ -140,7 +140,7 @@ acpi_ns_one_complete_parse(u32 pass_number,
pass_number));
status = acpi_ps_parse_aml(walk_state);
- cleanup:
+cleanup:
acpi_ps_delete_parse_tree(parse_root);
return_ACPI_STATUS(status);
}
diff --git a/drivers/acpi/acpica/nspredef.c b/drivers/acpi/acpica/nspredef.c
index 098e7666cbc..d2855d9857c 100644
--- a/drivers/acpi/acpica/nspredef.c
+++ b/drivers/acpi/acpica/nspredef.c
@@ -271,7 +271,7 @@ acpi_ns_check_object_type(struct acpi_evaluate_info *info,
return (AE_OK); /* Successful repair */
}
- type_error_exit:
+type_error_exit:
/* Create a string with all expected types for this predefined object */
diff --git a/drivers/acpi/acpica/nsprepkg.c b/drivers/acpi/acpica/nsprepkg.c
index 6d55cef7916..3d5391f9bcb 100644
--- a/drivers/acpi/acpica/nsprepkg.c
+++ b/drivers/acpi/acpica/nsprepkg.c
@@ -330,7 +330,7 @@ acpi_ns_check_package(struct acpi_evaluate_info *info,
return (status);
- package_too_small:
+package_too_small:
/* Error exit for the case with an incorrect package count */
@@ -555,7 +555,7 @@ acpi_ns_check_package_list(struct acpi_evaluate_info *info,
return (AE_OK);
- package_too_small:
+package_too_small:
/* The sub-package count was smaller than required */
diff --git a/drivers/acpi/acpica/nsrepair.c b/drivers/acpi/acpica/nsrepair.c
index f8e71ea6031..a05afff50eb 100644
--- a/drivers/acpi/acpica/nsrepair.c
+++ b/drivers/acpi/acpica/nsrepair.c
@@ -263,7 +263,7 @@ acpi_ns_simple_repair(struct acpi_evaluate_info *info,
return (AE_AML_OPERAND_TYPE);
- object_repaired:
+object_repaired:
/* Object was successfully repaired */
diff --git a/drivers/acpi/acpica/nsrepair2.c b/drivers/acpi/acpica/nsrepair2.c
index c84603ee83a..6a25d320b16 100644
--- a/drivers/acpi/acpica/nsrepair2.c
+++ b/drivers/acpi/acpica/nsrepair2.c
@@ -478,7 +478,7 @@ acpi_ns_repair_CST(struct acpi_evaluate_info *info,
removing = TRUE;
}
- remove_element:
+remove_element:
if (removing) {
acpi_ns_remove_element(return_object, i + 1);
outer_element_count--;
diff --git a/drivers/acpi/acpica/nssearch.c b/drivers/acpi/acpica/nssearch.c
index 5d43efc53a6..47420faef07 100644
--- a/drivers/acpi/acpica/nssearch.c
+++ b/drivers/acpi/acpica/nssearch.c
@@ -381,7 +381,8 @@ acpi_ns_search_and_enter(u32 target_name,
/* Node is an object defined by an External() statement */
- if (flags & ACPI_NS_EXTERNAL) {
+ if (flags & ACPI_NS_EXTERNAL ||
+ (walk_state && walk_state->opcode == AML_SCOPE_OP)) {
new_node->flags |= ANOBJ_IS_EXTERNAL;
}
#endif
diff --git a/drivers/acpi/acpica/nsutils.c b/drivers/acpi/acpica/nsutils.c
index 08c0b5beec8..cc2fea94c5f 100644
--- a/drivers/acpi/acpica/nsutils.c
+++ b/drivers/acpi/acpica/nsutils.c
@@ -722,7 +722,7 @@ acpi_ns_get_node(struct acpi_namespace_node *prefix_node,
(void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
- cleanup:
+cleanup:
ACPI_FREE(internal_path);
return_ACPI_STATUS(status);
}
diff --git a/drivers/acpi/acpica/nsxfeval.c b/drivers/acpi/acpica/nsxfeval.c
index b38b4b07f86..e973e311f85 100644
--- a/drivers/acpi/acpica/nsxfeval.c
+++ b/drivers/acpi/acpica/nsxfeval.c
@@ -42,7 +42,8 @@
* POSSIBILITY OF SUCH DAMAGES.
*/
-#include <linux/export.h>
+#define EXPORT_ACPI_INTERFACES
+
#include <acpi/acpi.h>
#include "accommon.h"
#include "acnamesp.h"
@@ -138,7 +139,7 @@ acpi_evaluate_object_typed(acpi_handle handle,
/* Caller used ACPI_ALLOCATE_BUFFER, free the return buffer */
- ACPI_FREE(return_buffer->pointer);
+ ACPI_FREE_BUFFER(*return_buffer);
return_buffer->pointer = NULL;
}
@@ -441,7 +442,7 @@ acpi_evaluate_object(acpi_handle handle,
acpi_ex_exit_interpreter();
}
- cleanup:
+cleanup:
/* Free the input parameter list (if we created one) */
@@ -605,14 +606,22 @@ acpi_walk_namespace(acpi_object_type type,
goto unlock_and_exit;
}
+ /* Now we can validate the starting node */
+
+ if (!acpi_ns_validate_handle(start_object)) {
+ status = AE_BAD_PARAMETER;
+ goto unlock_and_exit2;
+ }
+
status = acpi_ns_walk_namespace(type, start_object, max_depth,
ACPI_NS_WALK_UNLOCK,
descending_callback, ascending_callback,
context, return_value);
+unlock_and_exit2:
(void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
- unlock_and_exit:
+unlock_and_exit:
(void)acpi_ut_release_read_lock(&acpi_gbl_namespace_rw_lock);
return_ACPI_STATUS(status);
}
@@ -856,7 +865,7 @@ acpi_attach_data(acpi_handle obj_handle,
status = acpi_ns_attach_data(node, handler, data);
- unlock_and_exit:
+unlock_and_exit:
(void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
return (status);
}
@@ -902,7 +911,7 @@ acpi_detach_data(acpi_handle obj_handle, acpi_object_handler handler)
status = acpi_ns_detach_data(node, handler);
- unlock_and_exit:
+unlock_and_exit:
(void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
return (status);
}
@@ -949,7 +958,7 @@ acpi_get_data(acpi_handle obj_handle, acpi_object_handler handler, void **data)
status = acpi_ns_get_attached_data(node, handler, data);
- unlock_and_exit:
+unlock_and_exit:
(void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
return (status);
}
diff --git a/drivers/acpi/acpica/nsxfname.c b/drivers/acpi/acpica/nsxfname.c
index 83c16443458..3a4bd3ff49a 100644
--- a/drivers/acpi/acpica/nsxfname.c
+++ b/drivers/acpi/acpica/nsxfname.c
@@ -42,7 +42,8 @@
* POSSIBILITY OF SUCH DAMAGES.
*/
-#include <linux/export.h>
+#define EXPORT_ACPI_INTERFACES
+
#include <acpi/acpi.h>
#include "accommon.h"
#include "acnamesp.h"
@@ -208,7 +209,7 @@ acpi_get_name(acpi_handle handle, u32 name_type, struct acpi_buffer * buffer)
((char *)buffer->pointer)[ACPI_NAME_SIZE] = 0;
status = AE_OK;
- unlock_and_exit:
+unlock_and_exit:
(void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
return (status);
@@ -496,7 +497,7 @@ acpi_get_object_info(acpi_handle handle,
*return_buffer = info;
status = AE_OK;
- cleanup:
+cleanup:
if (hid) {
ACPI_FREE(hid);
}
diff --git a/drivers/acpi/acpica/nsxfobj.c b/drivers/acpi/acpica/nsxfobj.c
index c0853ef294e..0e6d79e462d 100644
--- a/drivers/acpi/acpica/nsxfobj.c
+++ b/drivers/acpi/acpica/nsxfobj.c
@@ -42,7 +42,8 @@
* POSSIBILITY OF SUCH DAMAGES.
*/
-#include <linux/export.h>
+#define EXPORT_ACPI_INTERFACES
+
#include <acpi/acpi.h>
#include "accommon.h"
#include "acnamesp.h"
@@ -200,7 +201,7 @@ acpi_status acpi_get_parent(acpi_handle handle, acpi_handle * ret_handle)
status = AE_NULL_ENTRY;
}
- unlock_and_exit:
+unlock_and_exit:
(void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
return (status);
@@ -280,7 +281,7 @@ acpi_get_next_object(acpi_object_type type,
*ret_handle = ACPI_CAST_PTR(acpi_handle, node);
}
- unlock_and_exit:
+unlock_and_exit:
(void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
return (status);
diff --git a/drivers/acpi/acpica/psparse.c b/drivers/acpi/acpica/psparse.c
index 86198a9139b..79d9a28dede 100644
--- a/drivers/acpi/acpica/psparse.c
+++ b/drivers/acpi/acpica/psparse.c
@@ -297,7 +297,7 @@ acpi_ps_complete_this_op(struct acpi_walk_state * walk_state,
}
}
- cleanup:
+cleanup:
/* Now we can actually delete the subtree rooted at Op */
diff --git a/drivers/acpi/acpica/psxface.c b/drivers/acpi/acpica/psxface.c
index 11b99ab20bb..fcb7a840e99 100644
--- a/drivers/acpi/acpica/psxface.c
+++ b/drivers/acpi/acpica/psxface.c
@@ -142,7 +142,7 @@ static void acpi_ps_start_trace(struct acpi_evaluate_info *info)
acpi_dbg_layer = acpi_gbl_trace_dbg_layer;
}
- exit:
+exit:
(void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
}
@@ -185,7 +185,7 @@ static void acpi_ps_stop_trace(struct acpi_evaluate_info *info)
acpi_dbg_level = acpi_gbl_original_dbg_level;
acpi_dbg_layer = acpi_gbl_original_dbg_layer;
- exit:
+exit:
(void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
}
@@ -323,7 +323,7 @@ acpi_status acpi_ps_execute_method(struct acpi_evaluate_info *info)
/* walk_state was deleted by parse_aml */
- cleanup:
+cleanup:
acpi_ps_delete_parse_tree(op);
/* End optional tracing */
diff --git a/drivers/acpi/acpica/rsmisc.c b/drivers/acpi/acpica/rsmisc.c
index 80d12994e0d..c99cec9cefd 100644
--- a/drivers/acpi/acpica/rsmisc.c
+++ b/drivers/acpi/acpica/rsmisc.c
@@ -440,7 +440,7 @@ acpi_rs_convert_aml_to_resource(struct acpi_resource *resource,
info++;
}
- exit:
+exit:
if (!flags_mode) {
/* Round the resource struct length up to the next boundary (32 or 64) */
@@ -783,7 +783,7 @@ acpi_rs_convert_resource_to_aml(struct acpi_resource *resource,
info++;
}
- exit:
+exit:
return_ACPI_STATUS(AE_OK);
}
diff --git a/drivers/acpi/acpica/rsutils.c b/drivers/acpi/acpica/rsutils.c
index 480b6b40c5e..aef303d56d8 100644
--- a/drivers/acpi/acpica/rsutils.c
+++ b/drivers/acpi/acpica/rsutils.c
@@ -784,7 +784,7 @@ acpi_rs_set_srs_method_data(struct acpi_namespace_node *node,
acpi_ut_remove_reference(args[0]);
- cleanup:
+cleanup:
ACPI_FREE(info);
return_ACPI_STATUS(status);
}
diff --git a/drivers/acpi/acpica/rsxface.c b/drivers/acpi/acpica/rsxface.c
index 94e3517554f..01e476988aa 100644
--- a/drivers/acpi/acpica/rsxface.c
+++ b/drivers/acpi/acpica/rsxface.c
@@ -41,7 +41,8 @@
* POSSIBILITY OF SUCH DAMAGES.
*/
-#include <linux/export.h>
+#define EXPORT_ACPI_INTERFACES
+
#include <acpi/acpi.h>
#include "accommon.h"
#include "acresrc.h"
diff --git a/drivers/acpi/acpica/tbinstal.c b/drivers/acpi/acpica/tbinstal.c
index 42a13c0d701..634357d51fe 100644
--- a/drivers/acpi/acpica/tbinstal.c
+++ b/drivers/acpi/acpica/tbinstal.c
@@ -80,16 +80,10 @@ acpi_status acpi_tb_verify_table(struct acpi_table_desc *table_desc)
}
}
- /* FACS is the odd table, has no standard ACPI header and no checksum */
+ /* Always calculate checksum, ignore bad checksum if requested */
- if (!ACPI_COMPARE_NAME(&table_desc->signature, ACPI_SIG_FACS)) {
-
- /* Always calculate checksum, ignore bad checksum if requested */
-
- status =
- acpi_tb_verify_checksum(table_desc->pointer,
- table_desc->length);
- }
+ status =
+ acpi_tb_verify_checksum(table_desc->pointer, table_desc->length);
return_ACPI_STATUS(status);
}
@@ -237,10 +231,10 @@ acpi_tb_add_table(struct acpi_table_desc *table_desc, u32 *table_index)
goto release;
}
- print_header:
+print_header:
acpi_tb_print_table_header(table_desc->address, table_desc->pointer);
- release:
+release:
(void)acpi_ut_release_mutex(ACPI_MTX_TABLES);
return_ACPI_STATUS(status);
}
@@ -312,7 +306,7 @@ struct acpi_table_header *acpi_tb_table_override(struct acpi_table_header
return (NULL); /* There was no override */
- finish_override:
+finish_override:
ACPI_INFO((AE_INFO,
"%4.4s %p %s table override, new table: %p",
diff --git a/drivers/acpi/acpica/tbprint.c b/drivers/acpi/acpica/tbprint.c
index dc963f823d2..6866e767ba9 100644
--- a/drivers/acpi/acpica/tbprint.c
+++ b/drivers/acpi/acpica/tbprint.c
@@ -135,10 +135,10 @@ acpi_tb_print_table_header(acpi_physical_address address,
/* FACS only has signature and length fields */
- ACPI_INFO((AE_INFO, "%4.4s %p %05X",
+ ACPI_INFO((AE_INFO, "%4.4s %p %06X",
header->signature, ACPI_CAST_PTR(void, address),
header->length));
- } else if (ACPI_COMPARE_NAME(header->signature, ACPI_SIG_RSDP)) {
+ } else if (ACPI_VALIDATE_RSDP_SIG(header->signature)) {
/* RSDP has no common fields */
@@ -147,7 +147,7 @@ acpi_tb_print_table_header(acpi_physical_address address,
header)->oem_id, ACPI_OEM_ID_SIZE);
acpi_tb_fix_string(local_header.oem_id, ACPI_OEM_ID_SIZE);
- ACPI_INFO((AE_INFO, "RSDP %p %05X (v%.2d %6.6s)",
+ ACPI_INFO((AE_INFO, "RSDP %p %06X (v%.2d %6.6s)",
ACPI_CAST_PTR(void, address),
(ACPI_CAST_PTR(struct acpi_table_rsdp, header)->
revision >
@@ -162,7 +162,7 @@ acpi_tb_print_table_header(acpi_physical_address address,
acpi_tb_cleanup_table_header(&local_header, header);
ACPI_INFO((AE_INFO,
- "%4.4s %p %05X (v%.2d %6.6s %8.8s %08X %4.4s %08X)",
+ "%4.4s %p %06X (v%.2d %6.6s %8.8s %08X %4.4s %08X)",
local_header.signature, ACPI_CAST_PTR(void, address),
local_header.length, local_header.revision,
local_header.oem_id, local_header.oem_table_id,
@@ -190,6 +190,16 @@ acpi_status acpi_tb_verify_checksum(struct acpi_table_header *table, u32 length)
{
u8 checksum;
+ /*
+ * FACS/S3PT:
+ * They are the odd tables, have no standard ACPI header and no checksum
+ */
+
+ if (ACPI_COMPARE_NAME(table->signature, ACPI_SIG_S3PT) ||
+ ACPI_COMPARE_NAME(table->signature, ACPI_SIG_FACS)) {
+ return (AE_OK);
+ }
+
/* Compute the checksum on the table */
checksum = acpi_tb_checksum(ACPI_CAST_PTR(u8, table), length);
diff --git a/drivers/acpi/acpica/tbutils.c b/drivers/acpi/acpica/tbutils.c
index bffdfc7b832..3d6bb83aa7e 100644
--- a/drivers/acpi/acpica/tbutils.c
+++ b/drivers/acpi/acpica/tbutils.c
@@ -350,7 +350,7 @@ acpi_tb_install_table(acpi_physical_address address,
acpi_tb_delete_table(table_desc);
}
- unmap_and_exit:
+unmap_and_exit:
/* Always unmap the table header that we mapped above */
@@ -430,8 +430,7 @@ acpi_tb_get_root_table_entry(u8 *table_entry, u32 table_entry_size)
*
******************************************************************************/
-acpi_status __init
-acpi_tb_parse_root_table(acpi_physical_address rsdp_address)
+acpi_status __init acpi_tb_parse_root_table(acpi_physical_address rsdp_address)
{
struct acpi_table_rsdp *rsdp;
u32 table_entry_size;
diff --git a/drivers/acpi/acpica/tbxface.c b/drivers/acpi/acpica/tbxface.c
index ad11162482f..db826eaadd1 100644
--- a/drivers/acpi/acpica/tbxface.c
+++ b/drivers/acpi/acpica/tbxface.c
@@ -41,7 +41,8 @@
* POSSIBILITY OF SUCH DAMAGES.
*/
-#include <linux/export.h>
+#define EXPORT_ACPI_INTERFACES
+
#include <acpi/acpi.h>
#include "accommon.h"
#include "actables.h"
@@ -147,6 +148,8 @@ acpi_initialize_tables(struct acpi_table_desc * initial_table_array,
return_ACPI_STATUS(status);
}
+ACPI_EXPORT_SYMBOL_INIT(acpi_initialize_tables)
+
/*******************************************************************************
*
* FUNCTION: acpi_reallocate_root_table
@@ -161,7 +164,7 @@ acpi_initialize_tables(struct acpi_table_desc * initial_table_array,
* kernel.
*
******************************************************************************/
-acpi_status acpi_reallocate_root_table(void)
+acpi_status __init acpi_reallocate_root_table(void)
{
acpi_status status;
@@ -181,6 +184,8 @@ acpi_status acpi_reallocate_root_table(void)
return_ACPI_STATUS(status);
}
+ACPI_EXPORT_SYMBOL_INIT(acpi_reallocate_root_table)
+
/*******************************************************************************
*
* FUNCTION: acpi_get_table_header
@@ -356,6 +361,7 @@ acpi_get_table_with_size(char *signature,
return (AE_NOT_FOUND);
}
+
ACPI_EXPORT_SYMBOL(acpi_get_table_with_size)
acpi_status
@@ -367,6 +373,7 @@ acpi_get_table(char *signature,
return acpi_get_table_with_size(signature,
instance, out_table, &tbl_size);
}
+
ACPI_EXPORT_SYMBOL(acpi_get_table)
/*******************************************************************************
@@ -424,7 +431,6 @@ acpi_get_table_by_index(u32 table_index, struct acpi_table_header **table)
ACPI_EXPORT_SYMBOL(acpi_get_table_by_index)
-
/*******************************************************************************
*
* FUNCTION: acpi_install_table_handler
@@ -465,7 +471,7 @@ acpi_install_table_handler(acpi_table_handler handler, void *context)
acpi_gbl_table_handler = handler;
acpi_gbl_table_handler_context = context;
- cleanup:
+cleanup:
(void)acpi_ut_release_mutex(ACPI_MTX_EVENTS);
return_ACPI_STATUS(status);
}
@@ -506,7 +512,7 @@ acpi_status acpi_remove_table_handler(acpi_table_handler handler)
acpi_gbl_table_handler = NULL;
- cleanup:
+cleanup:
(void)acpi_ut_release_mutex(ACPI_MTX_EVENTS);
return_ACPI_STATUS(status);
}
diff --git a/drivers/acpi/acpica/tbxfload.c b/drivers/acpi/acpica/tbxfload.c
index 0ba9e328d5d..60b5a871833 100644
--- a/drivers/acpi/acpica/tbxfload.c
+++ b/drivers/acpi/acpica/tbxfload.c
@@ -41,7 +41,8 @@
* POSSIBILITY OF SUCH DAMAGES.
*/
-#include <linux/export.h>
+#define EXPORT_ACPI_INTERFACES
+
#include <acpi/acpi.h>
#include "accommon.h"
#include "acnamesp.h"
@@ -65,7 +66,7 @@ static acpi_status acpi_tb_load_namespace(void);
*
******************************************************************************/
-acpi_status acpi_load_tables(void)
+acpi_status __init acpi_load_tables(void)
{
acpi_status status;
@@ -82,7 +83,7 @@ acpi_status acpi_load_tables(void)
return_ACPI_STATUS(status);
}
-ACPI_EXPORT_SYMBOL(acpi_load_tables)
+ACPI_EXPORT_SYMBOL_INIT(acpi_load_tables)
/*******************************************************************************
*
@@ -200,7 +201,7 @@ static acpi_status acpi_tb_load_namespace(void)
ACPI_INFO((AE_INFO, "All ACPI Tables successfully acquired"));
- unlock_and_exit:
+unlock_and_exit:
(void)acpi_ut_release_mutex(ACPI_MTX_TABLES);
return_ACPI_STATUS(status);
}
@@ -268,7 +269,7 @@ acpi_status acpi_load_table(struct acpi_table_header *table)
acpi_gbl_table_handler_context);
}
- unlock_and_exit:
+unlock_and_exit:
(void)acpi_ut_release_mutex(ACPI_MTX_INTERPRETER);
return_ACPI_STATUS(status);
}
diff --git a/drivers/acpi/acpica/tbxfroot.c b/drivers/acpi/acpica/tbxfroot.c
index 948c95e80d4..e4e1468877c 100644
--- a/drivers/acpi/acpica/tbxfroot.c
+++ b/drivers/acpi/acpica/tbxfroot.c
@@ -68,8 +68,7 @@ acpi_status acpi_tb_validate_rsdp(struct acpi_table_rsdp *rsdp)
* Note: Sometimes there exists more than one RSDP in memory; the valid
* RSDP has a valid checksum, all others have an invalid checksum.
*/
- if (ACPI_STRNCMP((char *)rsdp->signature, ACPI_SIG_RSDP,
- sizeof(ACPI_SIG_RSDP) - 1) != 0) {
+ if (!ACPI_VALIDATE_RSDP_SIG(rsdp->signature)) {
/* Nope, BAD Signature */
@@ -112,7 +111,7 @@ acpi_status acpi_tb_validate_rsdp(struct acpi_table_rsdp *rsdp)
*
******************************************************************************/
-acpi_status acpi_find_root_pointer(acpi_size *table_address)
+acpi_status __init acpi_find_root_pointer(acpi_size *table_address)
{
u8 *table_ptr;
u8 *mem_rover;
diff --git a/drivers/acpi/acpica/utalloc.c b/drivers/acpi/acpica/utalloc.c
index e0ffb580f4b..814267f5271 100644
--- a/drivers/acpi/acpica/utalloc.c
+++ b/drivers/acpi/acpica/utalloc.c
@@ -48,6 +48,39 @@
#define _COMPONENT ACPI_UTILITIES
ACPI_MODULE_NAME("utalloc")
+#if !defined (USE_NATIVE_ALLOCATE_ZEROED)
+/*******************************************************************************
+ *
+ * FUNCTION: acpi_os_allocate_zeroed
+ *
+ * PARAMETERS: size - Size of the allocation
+ *
+ * RETURN: Address of the allocated memory on success, NULL on failure.
+ *
+ * DESCRIPTION: Subsystem equivalent of calloc. Allocate and zero memory.
+ * This is the default implementation. Can be overridden via the
+ * USE_NATIVE_ALLOCATE_ZEROED flag.
+ *
+ ******************************************************************************/
+void *acpi_os_allocate_zeroed(acpi_size size)
+{
+ void *allocation;
+
+ ACPI_FUNCTION_ENTRY();
+
+ allocation = acpi_os_allocate(size);
+ if (allocation) {
+
+ /* Clear the memory block */
+
+ ACPI_MEMSET(allocation, 0, size);
+ }
+
+ return (allocation);
+}
+
+#endif /* !USE_NATIVE_ALLOCATE_ZEROED */
+
/*******************************************************************************
*
* FUNCTION: acpi_ut_create_caches
@@ -59,6 +92,7 @@ ACPI_MODULE_NAME("utalloc")
* DESCRIPTION: Create all local caches
*
******************************************************************************/
+
acpi_status acpi_ut_create_caches(void)
{
acpi_status status;
@@ -175,10 +209,10 @@ acpi_status acpi_ut_delete_caches(void)
/* Free memory lists */
- ACPI_FREE(acpi_gbl_global_list);
+ acpi_os_free(acpi_gbl_global_list);
acpi_gbl_global_list = NULL;
- ACPI_FREE(acpi_gbl_ns_node_list);
+ acpi_os_free(acpi_gbl_ns_node_list);
acpi_gbl_ns_node_list = NULL;
#endif
@@ -302,82 +336,3 @@ acpi_ut_initialize_buffer(struct acpi_buffer * buffer,
ACPI_MEMSET(buffer->pointer, 0, required_length);
return (AE_OK);
}
-
-#ifdef NOT_USED_BY_LINUX
-/*******************************************************************************
- *
- * FUNCTION: acpi_ut_allocate
- *
- * PARAMETERS: size - Size of the allocation
- * component - Component type of caller
- * module - Source file name of caller
- * line - Line number of caller
- *
- * RETURN: Address of the allocated memory on success, NULL on failure.
- *
- * DESCRIPTION: Subsystem equivalent of malloc.
- *
- ******************************************************************************/
-
-void *acpi_ut_allocate(acpi_size size,
- u32 component, const char *module, u32 line)
-{
- void *allocation;
-
- ACPI_FUNCTION_TRACE_U32(ut_allocate, size);
-
- /* Check for an inadvertent size of zero bytes */
-
- if (!size) {
- ACPI_WARNING((module, line,
- "Attempt to allocate zero bytes, allocating 1 byte"));
- size = 1;
- }
-
- allocation = acpi_os_allocate(size);
- if (!allocation) {
-
- /* Report allocation error */
-
- ACPI_WARNING((module, line,
- "Could not allocate size %u", (u32) size));
-
- return_PTR(NULL);
- }
-
- return_PTR(allocation);
-}
-
-/*******************************************************************************
- *
- * FUNCTION: acpi_ut_allocate_zeroed
- *
- * PARAMETERS: size - Size of the allocation
- * component - Component type of caller
- * module - Source file name of caller
- * line - Line number of caller
- *
- * RETURN: Address of the allocated memory on success, NULL on failure.
- *
- * DESCRIPTION: Subsystem equivalent of calloc. Allocate and zero memory.
- *
- ******************************************************************************/
-
-void *acpi_ut_allocate_zeroed(acpi_size size,
- u32 component, const char *module, u32 line)
-{
- void *allocation;
-
- ACPI_FUNCTION_ENTRY();
-
- allocation = acpi_ut_allocate(size, component, module, line);
- if (allocation) {
-
- /* Clear the memory block */
-
- ACPI_MEMSET(allocation, 0, size);
- }
-
- return (allocation);
-}
-#endif
diff --git a/drivers/acpi/acpica/utcache.c b/drivers/acpi/acpica/utcache.c
index a877a9647fd..366bfec4b77 100644
--- a/drivers/acpi/acpica/utcache.c
+++ b/drivers/acpi/acpica/utcache.c
@@ -65,7 +65,7 @@ ACPI_MODULE_NAME("utcache")
acpi_status
acpi_os_create_cache(char *cache_name,
u16 object_size,
- u16 max_depth, struct acpi_memory_list ** return_cache)
+ u16 max_depth, struct acpi_memory_list **return_cache)
{
struct acpi_memory_list *cache;
diff --git a/drivers/acpi/acpica/utcopy.c b/drivers/acpi/acpica/utcopy.c
index 1731c27c36a..edff4e653d9 100644
--- a/drivers/acpi/acpica/utcopy.c
+++ b/drivers/acpi/acpica/utcopy.c
@@ -552,7 +552,7 @@ acpi_ut_copy_esimple_to_isimple(union acpi_object *external_object,
*ret_internal_object = internal_object;
return_ACPI_STATUS(AE_OK);
- error_exit:
+error_exit:
acpi_ut_remove_reference(internal_object);
return_ACPI_STATUS(AE_NO_MEMORY);
}
@@ -899,7 +899,7 @@ acpi_ut_copy_ielement_to_ielement(u8 object_type,
return (status);
- error_exit:
+error_exit:
acpi_ut_remove_reference(target_object);
return (status);
}
diff --git a/drivers/acpi/acpica/utdebug.c b/drivers/acpi/acpica/utdebug.c
index 5796e11a067..1a67b3944b3 100644
--- a/drivers/acpi/acpica/utdebug.c
+++ b/drivers/acpi/acpica/utdebug.c
@@ -41,7 +41,8 @@
* POSSIBILITY OF SUCH DAMAGES.
*/
-#include <linux/export.h>
+#define EXPORT_ACPI_INTERFACES
+
#include <acpi/acpi.h>
#include "accommon.h"
@@ -190,7 +191,7 @@ acpi_debug_print(u32 requested_debug_level,
* Display the module name, current line number, thread ID (if requested),
* current procedure nesting level, and the current procedure name
*/
- acpi_os_printf("%8s-%04ld ", module_name, line_number);
+ acpi_os_printf("%9s-%04ld ", module_name, line_number);
if (ACPI_LV_THREADS & acpi_dbg_level) {
acpi_os_printf("[%u] ", (u32)thread_id);
diff --git a/drivers/acpi/acpica/utdecode.c b/drivers/acpi/acpica/utdecode.c
index 11e2e02e161..b3f31dd89a4 100644
--- a/drivers/acpi/acpica/utdecode.c
+++ b/drivers/acpi/acpica/utdecode.c
@@ -41,7 +41,6 @@
* POSSIBILITY OF SUCH DAMAGES.
*/
-#include <linux/export.h>
#include <acpi/acpi.h>
#include "accommon.h"
#include "acnamesp.h"
diff --git a/drivers/acpi/acpica/utdelete.c b/drivers/acpi/acpica/utdelete.c
index d6b33f29d32..c07d2227ea4 100644
--- a/drivers/acpi/acpica/utdelete.c
+++ b/drivers/acpi/acpica/utdelete.c
@@ -649,7 +649,7 @@ acpi_ut_update_object_reference(union acpi_operand_object *object, u16 action)
return (AE_OK);
- error_exit:
+error_exit:
ACPI_EXCEPTION((AE_INFO, status,
"Could not update object reference count"));
diff --git a/drivers/acpi/acpica/uteval.c b/drivers/acpi/acpica/uteval.c
index 4fd68971019..16fb90506db 100644
--- a/drivers/acpi/acpica/uteval.c
+++ b/drivers/acpi/acpica/uteval.c
@@ -181,7 +181,7 @@ acpi_ut_evaluate_object(struct acpi_namespace_node *prefix_node,
*return_desc = info->return_object;
- cleanup:
+cleanup:
ACPI_FREE(info);
return_ACPI_STATUS(status);
}
diff --git a/drivers/acpi/acpica/utexcep.c b/drivers/acpi/acpica/utexcep.c
index ff6d9e8aa84..3cf7b597edb 100644
--- a/drivers/acpi/acpica/utexcep.c
+++ b/drivers/acpi/acpica/utexcep.c
@@ -41,8 +41,9 @@
* POSSIBILITY OF SUCH DAMAGES.
*/
+#define EXPORT_ACPI_INTERFACES
+
#define ACPI_DEFINE_EXCEPTION_TABLE
-#include <linux/export.h>
#include <acpi/acpi.h>
#include "accommon.h"
diff --git a/drivers/acpi/acpica/utglobal.c b/drivers/acpi/acpica/utglobal.c
index d6f26bf8a06..81f9a958445 100644
--- a/drivers/acpi/acpica/utglobal.c
+++ b/drivers/acpi/acpica/utglobal.c
@@ -41,9 +41,9 @@
* POSSIBILITY OF SUCH DAMAGES.
*/
+#define EXPORT_ACPI_INTERFACES
#define DEFINE_ACPI_GLOBALS
-#include <linux/export.h>
#include <acpi/acpi.h>
#include "accommon.h"
@@ -289,9 +289,19 @@ acpi_status acpi_ut_init_globals(void)
acpi_gbl_owner_id_mask[ACPI_NUM_OWNERID_MASKS - 1] = 0x80000000;
+ /* Event counters */
+
+ acpi_method_count = 0;
+ acpi_sci_count = 0;
+ acpi_gpe_count = 0;
+
+ for (i = 0; i < ACPI_NUM_FIXED_EVENTS; i++) {
+ acpi_fixed_event_count[i] = 0;
+ }
+
#if (!ACPI_REDUCED_HARDWARE)
- /* GPE support */
+ /* GPE/SCI support */
acpi_gbl_all_gpes_initialized = FALSE;
acpi_gbl_gpe_xrupt_list_head = NULL;
@@ -300,6 +310,7 @@ acpi_status acpi_ut_init_globals(void)
acpi_current_gpe_count = 0;
acpi_gbl_global_event_handler = NULL;
+ acpi_gbl_sci_handler_list = NULL;
#endif /* !ACPI_REDUCED_HARDWARE */
@@ -377,6 +388,11 @@ acpi_status acpi_ut_init_globals(void)
/* Public globals */
ACPI_EXPORT_SYMBOL(acpi_gbl_FADT)
+
ACPI_EXPORT_SYMBOL(acpi_dbg_level)
+
ACPI_EXPORT_SYMBOL(acpi_dbg_layer)
+
+ACPI_EXPORT_SYMBOL(acpi_gpe_count)
+
ACPI_EXPORT_SYMBOL(acpi_current_gpe_count)
diff --git a/drivers/acpi/acpica/utids.c b/drivers/acpi/acpica/utids.c
index fa69071db41..bfca7b4b673 100644
--- a/drivers/acpi/acpica/utids.c
+++ b/drivers/acpi/acpica/utids.c
@@ -184,7 +184,7 @@ acpi_ut_execute_SUB(struct acpi_namespace_node *device_node,
sub->length = length;
*return_id = sub;
- cleanup:
+cleanup:
/* On exit, we must delete the return object */
diff --git a/drivers/acpi/acpica/utobject.c b/drivers/acpi/acpica/utobject.c
index aa61f66ee86..13e045025c3 100644
--- a/drivers/acpi/acpica/utobject.c
+++ b/drivers/acpi/acpica/utobject.c
@@ -180,7 +180,7 @@ union acpi_operand_object *acpi_ut_create_package_object(u32 count)
package_elements = ACPI_ALLOCATE_ZEROED(((acpi_size) count +
1) * sizeof(void *));
if (!package_elements) {
- acpi_ut_remove_reference(package_desc);
+ ACPI_FREE(package_desc);
return_PTR(NULL);
}
@@ -396,7 +396,6 @@ void *acpi_ut_allocate_object_desc_dbg(const char *module_name,
/* Mark the descriptor type */
- memset(object, 0, sizeof(union acpi_operand_object));
ACPI_SET_DESCRIPTOR_TYPE(object, ACPI_DESC_TYPE_OPERAND);
ACPI_DEBUG_PRINT((ACPI_DB_ALLOCATIONS, "%p Size %X\n",
@@ -461,25 +460,28 @@ acpi_ut_get_simple_object_size(union acpi_operand_object *internal_object,
ACPI_FUNCTION_TRACE_PTR(ut_get_simple_object_size, internal_object);
+ /* Start with the length of the (external) Acpi object */
+
+ length = sizeof(union acpi_object);
+
+ /* A NULL object is allowed, can be a legal uninitialized package element */
+
+ if (!internal_object) {
/*
- * Handle a null object (Could be a uninitialized package
- * element -- which is legal)
+ * Object is NULL, just return the length of union acpi_object
+ * (A NULL union acpi_object is an object of all zeroes.)
*/
- if (!internal_object) {
- *obj_length = sizeof(union acpi_object);
+ *obj_length = ACPI_ROUND_UP_TO_NATIVE_WORD(length);
return_ACPI_STATUS(AE_OK);
}
- /* Start with the length of the Acpi object */
-
- length = sizeof(union acpi_object);
+ /* A Namespace Node should never appear here */
if (ACPI_GET_DESCRIPTOR_TYPE(internal_object) == ACPI_DESC_TYPE_NAMED) {
- /* Object is a named object (reference), just return the length */
+ /* A namespace node should never get here */
- *obj_length = ACPI_ROUND_UP_TO_NATIVE_WORD(length);
- return_ACPI_STATUS(status);
+ return_ACPI_STATUS(AE_AML_INTERNAL);
}
/*
diff --git a/drivers/acpi/acpica/utownerid.c b/drivers/acpi/acpica/utownerid.c
index 835340b26d3..eb3aca76136 100644
--- a/drivers/acpi/acpica/utownerid.c
+++ b/drivers/acpi/acpica/utownerid.c
@@ -148,7 +148,7 @@ acpi_status acpi_ut_allocate_owner_id(acpi_owner_id * owner_id)
ACPI_ERROR((AE_INFO,
"Could not allocate new OwnerId (255 max), AE_OWNER_ID_LIMIT"));
- exit:
+exit:
(void)acpi_ut_release_mutex(ACPI_MTX_CACHES);
return_ACPI_STATUS(status);
}
diff --git a/drivers/acpi/acpica/utresrc.c b/drivers/acpi/acpica/utresrc.c
index cb7fa491dec..2c2accb9e53 100644
--- a/drivers/acpi/acpica/utresrc.c
+++ b/drivers/acpi/acpica/utresrc.c
@@ -643,7 +643,7 @@ acpi_ut_validate_resource(struct acpi_walk_state *walk_state,
return (AE_OK);
- invalid_resource:
+invalid_resource:
if (walk_state) {
ACPI_ERROR((AE_INFO,
@@ -652,7 +652,7 @@ acpi_ut_validate_resource(struct acpi_walk_state *walk_state,
}
return (AE_AML_INVALID_RESOURCE_TYPE);
- bad_resource_length:
+bad_resource_length:
if (walk_state) {
ACPI_ERROR((AE_INFO,
diff --git a/drivers/acpi/acpica/utstate.c b/drivers/acpi/acpica/utstate.c
index a6b729d4c1d..03c4c2febd8 100644
--- a/drivers/acpi/acpica/utstate.c
+++ b/drivers/acpi/acpica/utstate.c
@@ -161,7 +161,6 @@ union acpi_generic_state *acpi_ut_create_generic_state(void)
if (state) {
/* Initialize */
- memset(state, 0, sizeof(union acpi_generic_state));
state->common.descriptor_type = ACPI_DESC_TYPE_STATE;
}
diff --git a/drivers/acpi/acpica/utstring.c b/drivers/acpi/acpica/utstring.c
index cb1e9cc32d5..45c0eb26b33 100644
--- a/drivers/acpi/acpica/utstring.c
+++ b/drivers/acpi/acpica/utstring.c
@@ -310,7 +310,7 @@ acpi_status acpi_ut_strtoul64(char *string, u32 base, u64 *ret_integer)
/* All done, normal exit */
- all_done:
+all_done:
ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Converted value: %8.8X%8.8X\n",
ACPI_FORMAT_UINT64(return_value)));
@@ -318,7 +318,7 @@ acpi_status acpi_ut_strtoul64(char *string, u32 base, u64 *ret_integer)
*ret_integer = return_value;
return_ACPI_STATUS(AE_OK);
- error_exit:
+error_exit:
/* Base was set/validated above */
if (base == 10) {
@@ -584,3 +584,65 @@ void ut_convert_backslashes(char *pathname)
}
}
#endif
+
+#if defined (ACPI_DEBUGGER) || defined (ACPI_APPLICATION)
+/*******************************************************************************
+ *
+ * FUNCTION: acpi_ut_safe_strcpy, acpi_ut_safe_strcat, acpi_ut_safe_strncat
+ *
+ * PARAMETERS: Adds a "DestSize" parameter to each of the standard string
+ * functions. This is the size of the Destination buffer.
+ *
+ * RETURN: TRUE if the operation would overflow the destination buffer.
+ *
+ * DESCRIPTION: Safe versions of standard Clib string functions. Ensure that
+ * the result of the operation will not overflow the output string
+ * buffer.
+ *
+ * NOTE: These functions are typically only helpful for processing
+ * user input and command lines. For most ACPICA code, the
+ * required buffer length is precisely calculated before buffer
+ * allocation, so the use of these functions is unnecessary.
+ *
+ ******************************************************************************/
+
+u8 acpi_ut_safe_strcpy(char *dest, acpi_size dest_size, char *source)
+{
+
+ if (ACPI_STRLEN(source) >= dest_size) {
+ return (TRUE);
+ }
+
+ ACPI_STRCPY(dest, source);
+ return (FALSE);
+}
+
+u8 acpi_ut_safe_strcat(char *dest, acpi_size dest_size, char *source)
+{
+
+ if ((ACPI_STRLEN(dest) + ACPI_STRLEN(source)) >= dest_size) {
+ return (TRUE);
+ }
+
+ ACPI_STRCAT(dest, source);
+ return (FALSE);
+}
+
+u8
+acpi_ut_safe_strncat(char *dest,
+ acpi_size dest_size,
+ char *source, acpi_size max_transfer_length)
+{
+ acpi_size actual_transfer_length;
+
+ actual_transfer_length =
+ ACPI_MIN(max_transfer_length, ACPI_STRLEN(source));
+
+ if ((ACPI_STRLEN(dest) + actual_transfer_length) >= dest_size) {
+ return (TRUE);
+ }
+
+ ACPI_STRNCAT(dest, source, max_transfer_length);
+ return (FALSE);
+}
+#endif
diff --git a/drivers/acpi/acpica/uttrack.c b/drivers/acpi/acpica/uttrack.c
index 160f13f4aab..c0027773ccc 100644
--- a/drivers/acpi/acpica/uttrack.c
+++ b/drivers/acpi/acpica/uttrack.c
@@ -130,10 +130,23 @@ void *acpi_ut_allocate_and_track(acpi_size size,
struct acpi_debug_mem_block *allocation;
acpi_status status;
+ /* Check for an inadvertent size of zero bytes */
+
+ if (!size) {
+ ACPI_WARNING((module, line,
+ "Attempt to allocate zero bytes, allocating 1 byte"));
+ size = 1;
+ }
+
allocation =
- acpi_ut_allocate(size + sizeof(struct acpi_debug_mem_header),
- component, module, line);
+ acpi_os_allocate(size + sizeof(struct acpi_debug_mem_header));
if (!allocation) {
+
+ /* Report allocation error */
+
+ ACPI_WARNING((module, line,
+ "Could not allocate size %u", (u32)size));
+
return (NULL);
}
@@ -179,9 +192,17 @@ void *acpi_ut_allocate_zeroed_and_track(acpi_size size,
struct acpi_debug_mem_block *allocation;
acpi_status status;
+ /* Check for an inadvertent size of zero bytes */
+
+ if (!size) {
+ ACPI_WARNING((module, line,
+ "Attempt to allocate zero bytes, allocating 1 byte"));
+ size = 1;
+ }
+
allocation =
- acpi_ut_allocate_zeroed(size + sizeof(struct acpi_debug_mem_header),
- component, module, line);
+ acpi_os_allocate_zeroed(size +
+ sizeof(struct acpi_debug_mem_header));
if (!allocation) {
/* Report allocation error */
@@ -409,7 +430,7 @@ acpi_ut_track_allocation(struct acpi_debug_mem_block *allocation,
element->next = allocation;
}
- unlock_and_exit:
+unlock_and_exit:
status = acpi_ut_release_mutex(ACPI_MTX_MEMORY);
return_ACPI_STATUS(status);
}
diff --git a/drivers/acpi/acpica/utxface.c b/drivers/acpi/acpica/utxface.c
index 03a211e6e26..be322c83643 100644
--- a/drivers/acpi/acpica/utxface.c
+++ b/drivers/acpi/acpica/utxface.c
@@ -41,7 +41,8 @@
* POSSIBILITY OF SUCH DAMAGES.
*/
-#include <linux/export.h>
+#define EXPORT_ACPI_INTERFACES
+
#include <acpi/acpi.h>
#include "accommon.h"
#include "acdebug.h"
@@ -60,7 +61,7 @@ ACPI_MODULE_NAME("utxface")
* DESCRIPTION: Shutdown the ACPICA subsystem and release all resources.
*
******************************************************************************/
-acpi_status acpi_terminate(void)
+acpi_status __init acpi_terminate(void)
{
acpi_status status;
@@ -104,7 +105,7 @@ acpi_status acpi_terminate(void)
return_ACPI_STATUS(status);
}
-ACPI_EXPORT_SYMBOL(acpi_terminate)
+ACPI_EXPORT_SYMBOL_INIT(acpi_terminate)
#ifndef ACPI_ASL_COMPILER
#ifdef ACPI_FUTURE_USAGE
@@ -207,6 +208,44 @@ acpi_status acpi_get_system_info(struct acpi_buffer * out_buffer)
ACPI_EXPORT_SYMBOL(acpi_get_system_info)
+/*******************************************************************************
+ *
+ * FUNCTION: acpi_get_statistics
+ *
+ * PARAMETERS: stats - Where the statistics are returned
+ *
+ * RETURN: status - the status of the call
+ *
+ * DESCRIPTION: Get the contents of the various system counters
+ *
+ ******************************************************************************/
+acpi_status acpi_get_statistics(struct acpi_statistics *stats)
+{
+ ACPI_FUNCTION_TRACE(acpi_get_statistics);
+
+ /* Parameter validation */
+
+ if (!stats) {
+ return_ACPI_STATUS(AE_BAD_PARAMETER);
+ }
+
+ /* Various interrupt-based event counters */
+
+ stats->sci_count = acpi_sci_count;
+ stats->gpe_count = acpi_gpe_count;
+
+ ACPI_MEMCPY(stats->fixed_event_count, acpi_fixed_event_count,
+ sizeof(acpi_fixed_event_count));
+
+ /* Other counters */
+
+ stats->method_count = acpi_method_count;
+
+ return_ACPI_STATUS(AE_OK);
+}
+
+ACPI_EXPORT_SYMBOL(acpi_get_statistics)
+
/*****************************************************************************
*
* FUNCTION: acpi_install_initialization_handler
diff --git a/drivers/acpi/acpica/utxferror.c b/drivers/acpi/acpica/utxferror.c
index e966a2e47b7..f7edb88f605 100644
--- a/drivers/acpi/acpica/utxferror.c
+++ b/drivers/acpi/acpica/utxferror.c
@@ -41,7 +41,8 @@
* POSSIBILITY OF SUCH DAMAGES.
*/
-#include <linux/export.h>
+#define EXPORT_ACPI_INTERFACES
+
#include <acpi/acpi.h>
#include "accommon.h"
diff --git a/drivers/acpi/acpica/utxfinit.c b/drivers/acpi/acpica/utxfinit.c
index 41ebaaf8bb1..75efea0539c 100644
--- a/drivers/acpi/acpica/utxfinit.c
+++ b/drivers/acpi/acpica/utxfinit.c
@@ -41,7 +41,8 @@
* POSSIBILITY OF SUCH DAMAGES.
*/
-#include <linux/export.h>
+#define EXPORT_ACPI_INTERFACES
+
#include <acpi/acpi.h>
#include "accommon.h"
#include "acevents.h"
@@ -64,7 +65,7 @@ ACPI_MODULE_NAME("utxfinit")
* called, so any early initialization belongs here.
*
******************************************************************************/
-acpi_status acpi_initialize_subsystem(void)
+acpi_status __init acpi_initialize_subsystem(void)
{
acpi_status status;
@@ -124,7 +125,8 @@ acpi_status acpi_initialize_subsystem(void)
ACPI_DEBUGGER_EXEC(status = acpi_db_initialize());
return_ACPI_STATUS(status);
}
-ACPI_EXPORT_SYMBOL(acpi_initialize_subsystem)
+
+ACPI_EXPORT_SYMBOL_INIT(acpi_initialize_subsystem)
/*******************************************************************************
*
@@ -138,7 +140,7 @@ ACPI_EXPORT_SYMBOL(acpi_initialize_subsystem)
* Puts system into ACPI mode if it isn't already.
*
******************************************************************************/
-acpi_status acpi_enable_subsystem(u32 flags)
+acpi_status __init acpi_enable_subsystem(u32 flags)
{
acpi_status status = AE_OK;
@@ -228,7 +230,8 @@ acpi_status acpi_enable_subsystem(u32 flags)
return_ACPI_STATUS(status);
}
-ACPI_EXPORT_SYMBOL(acpi_enable_subsystem)
+
+ACPI_EXPORT_SYMBOL_INIT(acpi_enable_subsystem)
/*******************************************************************************
*
@@ -242,7 +245,7 @@ ACPI_EXPORT_SYMBOL(acpi_enable_subsystem)
* objects and executing AML code for Regions, buffers, etc.
*
******************************************************************************/
-acpi_status acpi_initialize_objects(u32 flags)
+acpi_status __init acpi_initialize_objects(u32 flags)
{
acpi_status status = AE_OK;
@@ -314,4 +317,5 @@ acpi_status acpi_initialize_objects(u32 flags)
acpi_gbl_startup_flags |= ACPI_INITIALIZED_OK;
return_ACPI_STATUS(status);
}
-ACPI_EXPORT_SYMBOL(acpi_initialize_objects)
+
+ACPI_EXPORT_SYMBOL_INIT(acpi_initialize_objects)