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asm-generic: make get_user() clear the destination on errors
[linux-2.6-block.git] / include / acpi / acpixf.h
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1da177e4
LT		 1/******************************************************************************
2 *
3 * Name: acpixf.h - External interfaces to the ACPI subsystem
4 *
5 *****************************************************************************/
6
7/*
c8100dc4 8 * Copyright (C) 2000 - 2016, Intel Corp.
1da177e4
LT		 9 * All rights reserved.
10 *
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
13 * are met:
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions, and the following disclaimer,
16 * without modification.
17 * 2. Redistributions in binary form must reproduce at minimum a disclaimer
18 * substantially similar to the "NO WARRANTY" disclaimer below
19 * ("Disclaimer") and any redistribution must be conditioned upon
20 * including a substantially similar Disclaimer requirement for further
21 * binary redistribution.
22 * 3. Neither the names of the above-listed copyright holders nor the names
23 * of any contributors may be used to endorse or promote products derived
24 * from this software without specific prior written permission.
25 *
26 * Alternatively, this software may be distributed under the terms of the
27 * GNU General Public License ("GPL") version 2 as published by the Free
28 * Software Foundation.
29 *
30 * NO WARRANTY
31 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
32 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
33 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
34 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
35 * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
36 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
37 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
38 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
39 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
40 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
41 * POSSIBILITY OF SUCH DAMAGES.
42 */
43
1da177e4
LT		 44#ifndef __ACXFACE_H__
45#define __ACXFACE_H__
46
50df4d8b
BM		 47/* Current ACPICA subsystem version in YYYYMMDD format */
48
878a872e 49#define ACPI_CA_VERSION 0x20160422
50df4d8b 50
a1ce3928
DH		 51#include <acpi/acconfig.h>
52#include <acpi/actypes.h>
53#include <acpi/actbl.h>
d8dc91b7 54#include <acpi/acbuffer.h>
1da177e4 55
1011080d
BM		 56/*****************************************************************************
57 *
58 * Macros used for ACPICA globals and configuration
59 *
60 ****************************************************************************/
61
50df4d8b 62/*
1011080d 63 * Ensure that global variables are defined and initialized only once.
3035ff70 64 *
1011080d
BM		 65 * The use of these macros allows for a single list of globals (here)
66 * in order to simplify maintenance of the code.
50df4d8b 67 */
3035ff70
LZ		 68#ifdef DEFINE_ACPI_GLOBALS
69#define ACPI_GLOBAL(type,name) \
70 extern type name; \
71 type name
3e8214e5 72
3035ff70
LZ		 73#define ACPI_INIT_GLOBAL(type,name,value) \
74 type name=value
3e8214e5 75
3035ff70
LZ		 76#else
77#ifndef ACPI_GLOBAL
78#define ACPI_GLOBAL(type,name) \
79 extern type name
80#endif
3e8214e5 81
3035ff70
LZ		 82#ifndef ACPI_INIT_GLOBAL
83#define ACPI_INIT_GLOBAL(type,name,value) \
84 extern type name
85#endif
86#endif
50df4d8b 87
33620c54 88/*
1011080d
BM		 89 * These macros configure the various ACPICA interfaces. They are
90 * useful for generating stub inline functions for features that are
91 * configured out of the current kernel or ACPICA application.
33620c54 92 */
8b9c1152
LZ		 93#ifndef ACPI_EXTERNAL_RETURN_STATUS
94#define ACPI_EXTERNAL_RETURN_STATUS(prototype) \
33620c54 95 prototype;
8b9c1152 96#endif
33620c54 97
8b9c1152
LZ		 98#ifndef ACPI_EXTERNAL_RETURN_OK
99#define ACPI_EXTERNAL_RETURN_OK(prototype) \
33620c54 100 prototype;
8b9c1152 101#endif
33620c54 102
8b9c1152
LZ		 103#ifndef ACPI_EXTERNAL_RETURN_VOID
104#define ACPI_EXTERNAL_RETURN_VOID(prototype) \
33620c54 105 prototype;
8b9c1152 106#endif
33620c54 107
8b9c1152
LZ		 108#ifndef ACPI_EXTERNAL_RETURN_UINT32
109#define ACPI_EXTERNAL_RETURN_UINT32(prototype) \
110 prototype;
111#endif
33620c54 112
8b9c1152
LZ		 113#ifndef ACPI_EXTERNAL_RETURN_PTR
114#define ACPI_EXTERNAL_RETURN_PTR(prototype) \
115 prototype;
116#endif
33620c54 117
3035ff70
LZ		 118/*****************************************************************************
119 *
1011080d 120 * Public globals and runtime configuration options
3035ff70
LZ		 121 *
122 ****************************************************************************/
33620c54 123
44f6c012 124/*
1011080d 125 * Enable "slack mode" of the AML interpreter? Default is FALSE, and the
3035ff70
LZ		 126 * interpreter strictly follows the ACPI specification. Setting to TRUE
127 * allows the interpreter to ignore certain errors and/or bad AML constructs.
128 *
129 * Currently, these features are enabled by this flag:
130 *
131 * 1) Allow "implicit return" of last value in a control method
132 * 2) Allow access beyond the end of an operation region
133 * 3) Allow access to uninitialized locals/args (auto-init to integer 0)
134 * 4) Allow ANY object type to be a source operand for the Store() operator
135 * 5) Allow unresolved references (invalid target name) in package objects
136 * 6) Enable warning messages for behavior that is not ACPI spec compliant
1da177e4 137 */
3035ff70 138ACPI_INIT_GLOBAL(u8, acpi_gbl_enable_interpreter_slack, FALSE);
1da177e4 139
3035ff70
LZ		 140/*
141 * Automatically serialize all methods that create named objects? Default
142 * is TRUE, meaning that all non_serialized methods are scanned once at
143 * table load time to determine those that create named objects. Methods
144 * that create named objects are marked Serialized in order to prevent
145 * possible run-time problems if they are entered by more than one thread.
146 */
147ACPI_INIT_GLOBAL(u8, acpi_gbl_auto_serialize_methods, TRUE);
1da177e4 148
75c8044f 149/*
3035ff70
LZ		 150 * Create the predefined _OSI method in the namespace? Default is TRUE
151 * because ACPICA is fully compatible with other ACPI implementations.
152 * Changing this will revert ACPICA (and machine ASL) to pre-OSI behavior.
75c8044f 153 */
3035ff70 154ACPI_INIT_GLOBAL(u8, acpi_gbl_create_osi_method, TRUE);
1da177e4 155
3035ff70
LZ		 156/*
157 * Optionally use default values for the ACPI register widths. Set this to
158 * TRUE to use the defaults, if an FADT contains incorrect widths/lengths.
159 */
160ACPI_INIT_GLOBAL(u8, acpi_gbl_use_default_register_widths, TRUE);
1da177e4 161
47d68c7f
LZ		 162/*
163 * Whether or not to verify the table checksum before installation. Set
164 * this to TRUE to verify the table checksum before install it to the table
165 * manager. Note that enabling this option causes errors to happen in some
166 * OSPMs during early initialization stages. Default behavior is to do such
167 * verification.
168 */
169ACPI_INIT_GLOBAL(u8, acpi_gbl_verify_table_checksum, TRUE);
170
3035ff70
LZ		 171/*
172 * Optionally enable output from the AML Debug Object.
173 */
174ACPI_INIT_GLOBAL(u8, acpi_gbl_enable_aml_debug_object, FALSE);
9187a415 175
3035ff70
LZ		 176/*
177 * Optionally copy the entire DSDT to local memory (instead of simply
178 * mapping it.) There are some BIOSs that corrupt or replace the original
179 * DSDT, creating the need for this option. Default is FALSE, do not copy
180 * the DSDT.
181 */
182ACPI_INIT_GLOBAL(u8, acpi_gbl_copy_dsdt_locally, FALSE);
1da177e4 183
3035ff70
LZ		 184/*
185 * Optionally ignore an XSDT if present and use the RSDT instead.
186 * Although the ACPI specification requires that an XSDT be used instead
187 * of the RSDT, the XSDT has been found to be corrupt or ill-formed on
188 * some machines. Default behavior is to use the XSDT if present.
189 */
190ACPI_INIT_GLOBAL(u8, acpi_gbl_do_not_use_xsdt, FALSE);
1da177e4 191
2785ce8d
BM		 192/*
193 * Optionally support group module level code.
194 */
00c611de 195ACPI_INIT_GLOBAL(u8, acpi_gbl_group_module_level_code, TRUE);
2785ce8d 196
3035ff70
LZ		 197/*
198 * Optionally use 32-bit FADT addresses if and when there is a conflict
199 * (address mismatch) between the 32-bit and 64-bit versions of the
200 * address. Although ACPICA adheres to the ACPI specification which
201 * requires the use of the corresponding 64-bit address if it is non-zero,
202 * some machines have been found to have a corrupted non-zero 64-bit
0ea61381 203 * address. Default is FALSE, do not favor the 32-bit addresses.
3035ff70 204 */
0ea61381 205ACPI_INIT_GLOBAL(u8, acpi_gbl_use32_bit_fadt_addresses, FALSE);
b0ed7a91 206
c04e1fb4
LZ		 207/*
208 * Optionally use 32-bit FACS table addresses.
209 * It is reported that some platforms fail to resume from system suspending
210 * if 64-bit FACS table address is selected:
211 * https://bugzilla.kernel.org/show_bug.cgi?id=74021
212 * Default is TRUE, favor the 32-bit addresses.
213 */
214ACPI_INIT_GLOBAL(u8, acpi_gbl_use32_bit_facs_addresses, TRUE);
215
3035ff70
LZ		 216/*
217 * Optionally truncate I/O addresses to 16 bits. Provides compatibility
218 * with other ACPI implementations. NOTE: During ACPICA initialization,
219 * this value is set to TRUE if any Windows OSI strings have been
220 * requested by the BIOS.
221 */
222ACPI_INIT_GLOBAL(u8, acpi_gbl_truncate_io_addresses, FALSE);
b0ed7a91 223
3035ff70
LZ		 224/*
225 * Disable runtime checking and repair of values returned by control methods.
226 * Use only if the repair is causing a problem on a particular machine.
227 */
228ACPI_INIT_GLOBAL(u8, acpi_gbl_disable_auto_repair, FALSE);
2cf9f5bc 229
3035ff70
LZ		 230/*
231 * Optionally do not install any SSDTs from the RSDT/XSDT during initialization.
232 * This can be useful for debugging ACPI problems on some machines.
233 */
234ACPI_INIT_GLOBAL(u8, acpi_gbl_disable_ssdt_table_install, FALSE);
f654c0fe 235
8ea98655
BM		 236/*
237 * Optionally enable runtime namespace override.
238 */
239ACPI_INIT_GLOBAL(u8, acpi_gbl_runtime_namespace_override, TRUE);
240
3035ff70
LZ		 241/*
242 * We keep track of the latest version of Windows that has been requested by
fea79bc0 243 * the BIOS. ACPI 5.0.
3035ff70
LZ		 244 */
245ACPI_INIT_GLOBAL(u8, acpi_gbl_osi_data, 0);
be030a57 246
1da177e4 247/*
3a2f3a33
LZ		 248 * ACPI 5.0 introduces the concept of a "reduced hardware platform", meaning
249 * that the ACPI hardware is no longer required. A flag in the FADT indicates
250 * a reduced HW machine, and that flag is duplicated here for convenience.
1da177e4 251 */
3a2f3a33 252ACPI_INIT_GLOBAL(u8, acpi_gbl_reduced_hardware, FALSE);
f3d2e786 253
3a2f3a33
LZ		 254/*
255 * This mechanism is used to trace a specified AML method. The method is
256 * traced each time it is executed.
257 */
258ACPI_INIT_GLOBAL(u32, acpi_gbl_trace_flags, 0);
ab6c5733
LZ		 259ACPI_INIT_GLOBAL(const char *, acpi_gbl_trace_method_name, NULL);
260ACPI_INIT_GLOBAL(u32, acpi_gbl_trace_dbg_level, ACPI_TRACE_LEVEL_DEFAULT);
261ACPI_INIT_GLOBAL(u32, acpi_gbl_trace_dbg_layer, ACPI_TRACE_LAYER_DEFAULT);
1da177e4 262
3a2f3a33
LZ		 263/*
264 * Runtime configuration of debug output control masks. We want the debug
265 * switches statically initialized so they are already set when the debugger
266 * is entered.
267 */
268ACPI_INIT_GLOBAL(u32, acpi_dbg_level, ACPI_DEBUG_DEFAULT);
269ACPI_INIT_GLOBAL(u32, acpi_dbg_layer, 0);
1da177e4 270
5e568304
BM		 271/* Optionally enable timer output with Debug Object output */
272
273ACPI_INIT_GLOBAL(u8, acpi_gbl_display_debug_timer, FALSE);
274
f8d31489
LZ		 275/*
276 * Debugger command handshake globals. Host OSes need to access these
277 * variables to implement their own command handshake mechanism.
278 */
279#ifdef ACPI_DEBUGGER
280ACPI_INIT_GLOBAL(u8, acpi_gbl_method_executing, FALSE);
281ACPI_GLOBAL(char, acpi_gbl_db_line_buf[ACPI_DB_LINE_BUFFER_SIZE]);
282#endif
283
f60d8181 284/*
1011080d 285 * Other miscellaneous globals
f60d8181 286 */
3a2f3a33 287ACPI_GLOBAL(struct acpi_table_fadt, acpi_gbl_FADT);
1011080d 288ACPI_GLOBAL(u32, acpi_current_gpe_count);
3a2f3a33 289ACPI_GLOBAL(u8, acpi_gbl_system_awake_and_running);
f60d8181 290
1011080d
BM		 291/*****************************************************************************
292 *
293 * ACPICA public interface configuration.
294 *
295 * Interfaces that are configured out of the ACPICA build are replaced
296 * by inlined stubs by default.
297 *
298 ****************************************************************************/
1da177e4 299
33620c54 300/*
1011080d
BM		 301 * Hardware-reduced prototypes (default: Not hardware reduced).
302 *
303 * All ACPICA hardware-related interfaces that use these macros will be
304 * configured out of the ACPICA build if the ACPI_REDUCED_HARDWARE flag
33620c54 305 * is set to TRUE.
1011080d
BM		 306 *
307 * Note: This static build option for reduced hardware is intended to
308 * reduce ACPICA code size if desired or necessary. However, even if this
309 * option is not specified, the runtime behavior of ACPICA is dependent
310 * on the actual FADT reduced hardware flag (HW_REDUCED_ACPI). If set,
311 * the flag will enable similar behavior -- ACPICA will not attempt
312 * to access any ACPI-relate hardware (SCI, GPEs, Fixed Events, etc.)
33620c54
BM		 313 */
314#if (!ACPI_REDUCED_HARDWARE)
315#define ACPI_HW_DEPENDENT_RETURN_STATUS(prototype) \
8b9c1152 316 ACPI_EXTERNAL_RETURN_STATUS(prototype)
1da177e4 317
33620c54 318#define ACPI_HW_DEPENDENT_RETURN_OK(prototype) \
8b9c1152 319 ACPI_EXTERNAL_RETURN_OK(prototype)
1da177e4 320
33620c54 321#define ACPI_HW_DEPENDENT_RETURN_VOID(prototype) \
8b9c1152 322 ACPI_EXTERNAL_RETURN_VOID(prototype)
cd27d79f 323
33620c54
BM		 324#else
325#define ACPI_HW_DEPENDENT_RETURN_STATUS(prototype) \
326 static ACPI_INLINE prototype {return(AE_NOT_CONFIGURED);}
1da177e4 327
33620c54
BM		 328#define ACPI_HW_DEPENDENT_RETURN_OK(prototype) \
329 static ACPI_INLINE prototype {return(AE_OK);}
1da177e4 330
33620c54 331#define ACPI_HW_DEPENDENT_RETURN_VOID(prototype) \
c26f3c90 332 static ACPI_INLINE prototype {return;}
3e08e2d2 333
33620c54 334#endif /* !ACPI_REDUCED_HARDWARE */
3e08e2d2 335
1da177e4 336/*
1011080d
BM		 337 * Error message prototypes (default: error messages enabled).
338 *
339 * All interfaces related to error and warning messages
340 * will be configured out of the ACPICA build if the
341 * ACPI_NO_ERROR_MESSAGE flag is defined.
1da177e4 342 */
407e22af
LZ		 343#ifndef ACPI_NO_ERROR_MESSAGES
344#define ACPI_MSG_DEPENDENT_RETURN_VOID(prototype) \
345 prototype;
1da177e4 346
407e22af
LZ		 347#else
348#define ACPI_MSG_DEPENDENT_RETURN_VOID(prototype) \
349 static ACPI_INLINE prototype {return;}
1da177e4 350
407e22af 351#endif /* ACPI_NO_ERROR_MESSAGES */
1da177e4 352
1ce28c32 353/*
1011080d
BM		 354 * Debugging output prototypes (default: no debug output).
355 *
356 * All interfaces related to debug output messages
357 * will be configured out of the ACPICA build unless the
358 * ACPI_DEBUG_OUTPUT flag is defined.
1ce28c32
LZ		 359 */
360#ifdef ACPI_DEBUG_OUTPUT
361#define ACPI_DBG_DEPENDENT_RETURN_VOID(prototype) \
362 prototype;
1da177e4 363
1ce28c32
LZ		 364#else
365#define ACPI_DBG_DEPENDENT_RETURN_VOID(prototype) \
366 static ACPI_INLINE prototype {return;}
1da177e4 367
1ce28c32 368#endif /* ACPI_DEBUG_OUTPUT */
1da177e4 369
2e70da4c
LZ		 370/*
371 * Application prototypes
372 *
373 * All interfaces used by application will be configured
374 * out of the ACPICA build unless the ACPI_APPLICATION
375 * flag is defined.
376 */
377#ifdef ACPI_APPLICATION
378#define ACPI_APP_DEPENDENT_RETURN_VOID(prototype) \
379 prototype;
380
381#else
382#define ACPI_APP_DEPENDENT_RETURN_VOID(prototype) \
383 static ACPI_INLINE prototype {return;}
384
385#endif /* ACPI_APPLICATION */
386
8a2a2501
LZ		 387/*
388 * Debugger prototypes
389 *
390 * All interfaces used by debugger will be configured
391 * out of the ACPICA build unless the ACPI_DEBUGGER
392 * flag is defined.
393 */
394#ifdef ACPI_DEBUGGER
395#define ACPI_DBR_DEPENDENT_RETURN_OK(prototype) \
396 ACPI_EXTERNAL_RETURN_OK(prototype)
397
398#define ACPI_DBR_DEPENDENT_RETURN_VOID(prototype) \
399 ACPI_EXTERNAL_RETURN_VOID(prototype)
400
401#else
402#define ACPI_DBR_DEPENDENT_RETURN_OK(prototype) \
403 static ACPI_INLINE prototype {return(AE_OK);}
404
405#define ACPI_DBR_DEPENDENT_RETURN_VOID(prototype) \
406 static ACPI_INLINE prototype {return;}
407
408#endif /* ACPI_DEBUGGER */
409
1011080d
BM		 410/*****************************************************************************
411 *
412 * ACPICA public interface prototypes
413 *
414 ****************************************************************************/
7c2e1771 415
44f6c012 416/*
75c8044f 417 * Initialization
1da177e4 418 */
8b9c1152
LZ		 419ACPI_EXTERNAL_RETURN_STATUS(acpi_status __init
420 acpi_initialize_tables(struct acpi_table_desc
421 *initial_storage,
422 u32 initial_table_count,
423 u8 allow_resize))
424ACPI_EXTERNAL_RETURN_STATUS(acpi_status __init acpi_initialize_subsystem(void))
1da177e4 425
8b9c1152 426ACPI_EXTERNAL_RETURN_STATUS(acpi_status __init acpi_enable_subsystem(u32 flags))
1da177e4 427
8b9c1152
LZ		 428ACPI_EXTERNAL_RETURN_STATUS(acpi_status __init
429 acpi_initialize_objects(u32 flags))
430ACPI_EXTERNAL_RETURN_STATUS(acpi_status __init acpi_terminate(void))
50eca3eb 431
1da177e4 432/*
75c8044f 433 * Miscellaneous global interfaces
1da177e4 434 */
33620c54
BM		 435ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_enable(void))
436ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_disable(void))
8b9c1152 437ACPI_EXTERNAL_RETURN_STATUS(acpi_status acpi_subsystem_status(void))
1da177e4 438
8b9c1152
LZ		 439ACPI_EXTERNAL_RETURN_STATUS(acpi_status
440 acpi_get_system_info(struct acpi_buffer
441 *ret_buffer))
8b9c1152
LZ		 442ACPI_EXTERNAL_RETURN_STATUS(acpi_status
443 acpi_get_statistics(struct acpi_statistics *stats))
444ACPI_EXTERNAL_RETURN_PTR(const char
445 *acpi_format_exception(acpi_status exception))
446ACPI_EXTERNAL_RETURN_STATUS(acpi_status acpi_purge_cached_objects(void))
447
448ACPI_EXTERNAL_RETURN_STATUS(acpi_status
449 acpi_install_interface(acpi_string interface_name))
450
451ACPI_EXTERNAL_RETURN_STATUS(acpi_status
452 acpi_remove_interface(acpi_string interface_name))
453ACPI_EXTERNAL_RETURN_STATUS(acpi_status acpi_update_interfaces(u8 action))
454
455ACPI_EXTERNAL_RETURN_UINT32(u32
456 acpi_check_address_range(acpi_adr_space_type
457 space_id,
458 acpi_physical_address
459 address, acpi_size length,
460 u8 warn))
461ACPI_EXTERNAL_RETURN_STATUS(acpi_status
462 acpi_decode_pld_buffer(u8 *in_buffer,
463 acpi_size length,
464 struct acpi_pld_info
465 **return_buffer))
1da177e4 466
1da177e4 467/*
f60d8181 468 * ACPI table load/unload interfaces
1da177e4 469 */
8b9c1152
LZ		 470ACPI_EXTERNAL_RETURN_STATUS(acpi_status __init
471 acpi_install_table(acpi_physical_address address,
472 u8 physical))
1da177e4 473
8b9c1152
LZ		 474ACPI_EXTERNAL_RETURN_STATUS(acpi_status
475 acpi_load_table(struct acpi_table_header *table))
b2f7ddcf 476
8b9c1152
LZ		 477ACPI_EXTERNAL_RETURN_STATUS(acpi_status
478 acpi_unload_parent_table(acpi_handle object))
479ACPI_EXTERNAL_RETURN_STATUS(acpi_status __init acpi_load_tables(void))
1da177e4 480
f60d8181
BM		 481/*
482 * ACPI table manipulation interfaces
483 */
8b9c1152
LZ		 484ACPI_EXTERNAL_RETURN_STATUS(acpi_status __init acpi_reallocate_root_table(void))
485
486ACPI_EXTERNAL_RETURN_STATUS(acpi_status __init
f5c1e1c5
LZ		 487 acpi_find_root_pointer(acpi_physical_address
488 *rsdp_address))
8b9c1152 489ACPI_EXTERNAL_RETURN_STATUS(acpi_status
f254e3c5
LZ		 490 acpi_get_table_header(acpi_string signature,
491 u32 instance,
492 struct acpi_table_header
493 *out_table_header))
8b9c1152
LZ		 494ACPI_EXTERNAL_RETURN_STATUS(acpi_status
495 acpi_get_table(acpi_string signature, u32 instance,
496 struct acpi_table_header
497 **out_table))
498ACPI_EXTERNAL_RETURN_STATUS(acpi_status
499 acpi_get_table_by_index(u32 table_index,
500 struct acpi_table_header
501 **out_table))
502ACPI_EXTERNAL_RETURN_STATUS(acpi_status
503 acpi_install_table_handler(acpi_table_handler
504 handler, void *context))
505ACPI_EXTERNAL_RETURN_STATUS(acpi_status
506 acpi_remove_table_handler(acpi_table_handler
507 handler))
1da177e4 508
1da177e4
LT		 509/*
510 * Namespace and name interfaces
511 */
8b9c1152
LZ		 512ACPI_EXTERNAL_RETURN_STATUS(acpi_status
513 acpi_walk_namespace(acpi_object_type type,
514 acpi_handle start_object,
515 u32 max_depth,
516 acpi_walk_callback
517 descending_callback,
518 acpi_walk_callback
519 ascending_callback,
520 void *context,
521 void **return_value))
522ACPI_EXTERNAL_RETURN_STATUS(acpi_status
523 acpi_get_devices(const char *HID,
524 acpi_walk_callback user_function,
525 void *context,
526 void **return_value))
527ACPI_EXTERNAL_RETURN_STATUS(acpi_status
528 acpi_get_name(acpi_handle object, u32 name_type,
529 struct acpi_buffer *ret_path_ptr))
530ACPI_EXTERNAL_RETURN_STATUS(acpi_status
531 acpi_get_handle(acpi_handle parent,
532 acpi_string pathname,
f5c1e1c5 533 acpi_handle *ret_handle))
8b9c1152
LZ		 534ACPI_EXTERNAL_RETURN_STATUS(acpi_status
535 acpi_attach_data(acpi_handle object,
536 acpi_object_handler handler,
537 void *data))
538ACPI_EXTERNAL_RETURN_STATUS(acpi_status
539 acpi_detach_data(acpi_handle object,
540 acpi_object_handler handler))
541ACPI_EXTERNAL_RETURN_STATUS(acpi_status
542 acpi_get_data(acpi_handle object,
543 acpi_object_handler handler,
544 void **data))
545ACPI_EXTERNAL_RETURN_STATUS(acpi_status
ab6c5733 546 acpi_debug_trace(const char *name, u32 debug_level,
8b9c1152 547 u32 debug_layer, u32 flags))
0f0fe1a0 548
1da177e4
LT		 549/*
550 * Object manipulation and enumeration
551 */
8b9c1152
LZ		 552ACPI_EXTERNAL_RETURN_STATUS(acpi_status
553 acpi_evaluate_object(acpi_handle object,
554 acpi_string pathname,
555 struct acpi_object_list
556 *parameter_objects,
557 struct acpi_buffer
558 *return_object_buffer))
559ACPI_EXTERNAL_RETURN_STATUS(acpi_status
560 acpi_evaluate_object_typed(acpi_handle object,
561 acpi_string pathname,
562 struct acpi_object_list
563 *external_params,
564 struct acpi_buffer
565 *return_buffer,
566 acpi_object_type
567 return_type))
568ACPI_EXTERNAL_RETURN_STATUS(acpi_status
569 acpi_get_object_info(acpi_handle object,
570 struct acpi_device_info
571 **return_buffer))
572ACPI_EXTERNAL_RETURN_STATUS(acpi_status acpi_install_method(u8 *buffer))
573
574ACPI_EXTERNAL_RETURN_STATUS(acpi_status
575 acpi_get_next_object(acpi_object_type type,
576 acpi_handle parent,
577 acpi_handle child,
f5c1e1c5 578 acpi_handle *out_handle))
8b9c1152
LZ		 579
580ACPI_EXTERNAL_RETURN_STATUS(acpi_status
581 acpi_get_type(acpi_handle object,
f5c1e1c5 582 acpi_object_type *out_type))
8b9c1152
LZ		 583
584ACPI_EXTERNAL_RETURN_STATUS(acpi_status
585 acpi_get_parent(acpi_handle object,
f5c1e1c5 586 acpi_handle *out_handle))
1da177e4
LT		 587
588/*
ecfbbc7b 589 * Handler interfaces
1da177e4 590 */
8b9c1152
LZ		 591ACPI_EXTERNAL_RETURN_STATUS(acpi_status
592 acpi_install_initialization_handler
593 (acpi_init_handler handler, u32 function))
33620c54 594ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
8b9c1152
LZ		 595 acpi_install_sci_handler(acpi_sci_handler
596 address,
597 void *context))
a2fd4b4b
LZ		 598ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
599 acpi_remove_sci_handler(acpi_sci_handler
600 address))
601ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
602 acpi_install_global_event_handler
603 (acpi_gbl_event_handler handler,
604 void *context))
33620c54
BM		 605ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
606 acpi_install_fixed_event_handler(u32
607 acpi_event,
608 acpi_event_handler
609 handler,
610 void
611 *context))
612ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
613 acpi_remove_fixed_event_handler(u32 acpi_event,
614 acpi_event_handler
615 handler))
616ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
617 acpi_install_gpe_handler(acpi_handle
618 gpe_device,
619 u32 gpe_number,
620 u32 type,
621 acpi_gpe_handler
622 address,
623 void *context))
0d0988af
LZ		 624ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
625 acpi_install_gpe_raw_handler(acpi_handle
626 gpe_device,
627 u32 gpe_number,
628 u32 type,
629 acpi_gpe_handler
630 address,
631 void *context))
33620c54
BM		 632ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
633 acpi_remove_gpe_handler(acpi_handle gpe_device,
634 u32 gpe_number,
635 acpi_gpe_handler
636 address))
8b9c1152
LZ		 637ACPI_EXTERNAL_RETURN_STATUS(acpi_status
638 acpi_install_notify_handler(acpi_handle device,
639 u32 handler_type,
640 acpi_notify_handler
641 handler,
642 void *context))
643ACPI_EXTERNAL_RETURN_STATUS(acpi_status
644 acpi_remove_notify_handler(acpi_handle device,
645 u32 handler_type,
646 acpi_notify_handler
647 handler))
648ACPI_EXTERNAL_RETURN_STATUS(acpi_status
649 acpi_install_address_space_handler(acpi_handle
650 device,
651 acpi_adr_space_type
652 space_id,
653 acpi_adr_space_handler
654 handler,
655 acpi_adr_space_setup
656 setup,
657 void *context))
658ACPI_EXTERNAL_RETURN_STATUS(acpi_status
659 acpi_remove_address_space_handler(acpi_handle
660 device,
661 acpi_adr_space_type
662 space_id,
663 acpi_adr_space_handler
664 handler))
8b9c1152
LZ		 665ACPI_EXTERNAL_RETURN_STATUS(acpi_status
666 acpi_install_exception_handler
667 (acpi_exception_handler handler))
8b9c1152
LZ		 668ACPI_EXTERNAL_RETURN_STATUS(acpi_status
669 acpi_install_interface_handler
670 (acpi_interface_handler handler))
b0ed7a91 671
1da177e4 672/*
ffef6827 673 * Global Lock interfaces
1da177e4 674 */
33620c54
BM		 675ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
676 acpi_acquire_global_lock(u16 timeout,
677 u32 *handle))
cd27d79f 678
33620c54
BM		 679ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
680 acpi_release_global_lock(u32 handle))
1da177e4 681
ffef6827
LM		 682/*
683 * Interfaces to AML mutex objects
684 */
8b9c1152
LZ		 685ACPI_EXTERNAL_RETURN_STATUS(acpi_status
686 acpi_acquire_mutex(acpi_handle handle,
687 acpi_string pathname,
688 u16 timeout))
ffef6827 689
8b9c1152
LZ		 690ACPI_EXTERNAL_RETURN_STATUS(acpi_status
691 acpi_release_mutex(acpi_handle handle,
692 acpi_string pathname))
ffef6827
LM		 693
694/*
695 * Fixed Event interfaces
696 */
33620c54
BM		 697ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
698 acpi_enable_event(u32 event, u32 flags))
1da177e4 699
33620c54
BM		 700ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
701 acpi_disable_event(u32 event, u32 flags))
33620c54 702ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_clear_event(u32 event))
1da177e4 703
33620c54
BM		 704ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
705 acpi_get_event_status(u32 event,
706 acpi_event_status
707 *event_status))
cd27d79f 708
08ac07b8 709/*
ffef6827 710 * General Purpose Event (GPE) Interfaces
08ac07b8 711 */
33620c54
BM		 712ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_update_all_gpes(void))
713
714ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
715 acpi_enable_gpe(acpi_handle gpe_device,
716 u32 gpe_number))
717
718ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
719 acpi_disable_gpe(acpi_handle gpe_device,
720 u32 gpe_number))
721
722ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
723 acpi_clear_gpe(acpi_handle gpe_device,
724 u32 gpe_number))
725
726ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
727 acpi_set_gpe(acpi_handle gpe_device,
728 u32 gpe_number, u8 action))
729
730ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
731 acpi_finish_gpe(acpi_handle gpe_device,
732 u32 gpe_number))
733
c12f07d1
RW		 734ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
735 acpi_mark_gpe_for_wake(acpi_handle gpe_device,
736 u32 gpe_number))
737
33620c54
BM		 738ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
739 acpi_setup_gpe_for_wake(acpi_handle
740 parent_device,
741 acpi_handle gpe_device,
742 u32 gpe_number))
743ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
744 acpi_set_gpe_wake_mask(acpi_handle gpe_device,
745 u32 gpe_number,
746 u8 action))
747ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
748 acpi_get_gpe_status(acpi_handle gpe_device,
749 u32 gpe_number,
750 acpi_event_status
751 *event_status))
33620c54 752ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_disable_all_gpes(void))
33620c54 753ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_enable_all_runtime_gpes(void))
e0fa975d 754ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_enable_all_wakeup_gpes(void))
33620c54
BM		 755
756ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
757 acpi_get_gpe_device(u32 gpe_index,
f5c1e1c5 758 acpi_handle *gpe_device))
33620c54
BM		 759
760ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
761 acpi_install_gpe_block(acpi_handle gpe_device,
762 struct
763 acpi_generic_address
764 *gpe_block_address,
765 u32 register_count,
766 u32 interrupt_number))
767ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
768 acpi_remove_gpe_block(acpi_handle gpe_device))
a2100801 769
1da177e4
LT		 770/*
771 * Resource interfaces
772 */
1da177e4 773typedef
f5c1e1c5
LZ		 774acpi_status (*acpi_walk_resource_callback) (struct acpi_resource * resource,
775 void *context);
1da177e4 776
8b9c1152
LZ		 777ACPI_EXTERNAL_RETURN_STATUS(acpi_status
778 acpi_get_vendor_resource(acpi_handle device,
779 char *name,
780 struct acpi_vendor_uuid
781 *uuid,
782 struct acpi_buffer
783 *ret_buffer))
784ACPI_EXTERNAL_RETURN_STATUS(acpi_status
785 acpi_get_current_resources(acpi_handle device,
786 struct acpi_buffer
787 *ret_buffer))
8b9c1152
LZ		 788ACPI_EXTERNAL_RETURN_STATUS(acpi_status
789 acpi_get_possible_resources(acpi_handle device,
790 struct acpi_buffer
791 *ret_buffer))
8b9c1152
LZ		 792ACPI_EXTERNAL_RETURN_STATUS(acpi_status
793 acpi_get_event_resources(acpi_handle device_handle,
794 struct acpi_buffer
795 *ret_buffer))
796ACPI_EXTERNAL_RETURN_STATUS(acpi_status
797 acpi_walk_resource_buffer(struct acpi_buffer
798 *buffer,
799 acpi_walk_resource_callback
800 user_function,
801 void *context))
802ACPI_EXTERNAL_RETURN_STATUS(acpi_status
803 acpi_walk_resources(acpi_handle device, char *name,
804 acpi_walk_resource_callback
805 user_function, void *context))
806ACPI_EXTERNAL_RETURN_STATUS(acpi_status
807 acpi_set_current_resources(acpi_handle device,
808 struct acpi_buffer
809 *in_buffer))
810ACPI_EXTERNAL_RETURN_STATUS(acpi_status
811 acpi_get_irq_routing_table(acpi_handle device,
812 struct acpi_buffer
813 *ret_buffer))
814ACPI_EXTERNAL_RETURN_STATUS(acpi_status
815 acpi_resource_to_address64(struct acpi_resource
816 *resource,
817 struct
818 acpi_resource_address64
819 *out))
820ACPI_EXTERNAL_RETURN_STATUS(acpi_status
821 acpi_buffer_to_resource(u8 *aml_buffer,
822 u16 aml_buffer_length,
823 struct acpi_resource
824 **resource_ptr))
0e243178 825
1da177e4
LT		 826/*
827 * Hardware (ACPI device) interfaces
828 */
8b9c1152 829ACPI_EXTERNAL_RETURN_STATUS(acpi_status acpi_reset(void))
d3fd902d 830
8b9c1152
LZ		 831ACPI_EXTERNAL_RETURN_STATUS(acpi_status
832 acpi_read(u64 *value,
833 struct acpi_generic_address *reg))
739dcbb9 834
8b9c1152
LZ		 835ACPI_EXTERNAL_RETURN_STATUS(acpi_status
836 acpi_write(u64 value,
837 struct acpi_generic_address *reg))
739dcbb9 838
33620c54
BM		 839ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
840 acpi_read_bit_register(u32 register_id,
841 u32 *return_value))
1da177e4 842
33620c54
BM		 843ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
844 acpi_write_bit_register(u32 register_id,
845 u32 value))
1da177e4 846
33620c54
BM		 847/*
848 * Sleep/Wake interfaces
849 */
8b9c1152
LZ		 850ACPI_EXTERNAL_RETURN_STATUS(acpi_status
851 acpi_get_sleep_type_data(u8 sleep_state,
852 u8 *slp_typ_a,
853 u8 *slp_typ_b))
1da177e4 854
8b9c1152
LZ		 855ACPI_EXTERNAL_RETURN_STATUS(acpi_status
856 acpi_enter_sleep_state_prep(u8 sleep_state))
857ACPI_EXTERNAL_RETURN_STATUS(acpi_status acpi_enter_sleep_state(u8 sleep_state))
1da177e4 858
40bce100 859ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_enter_sleep_state_s4bios(void))
1da177e4 860
8b9c1152
LZ		 861ACPI_EXTERNAL_RETURN_STATUS(acpi_status
862 acpi_leave_sleep_state_prep(u8 sleep_state))
863ACPI_EXTERNAL_RETURN_STATUS(acpi_status acpi_leave_sleep_state(u8 sleep_state))
1da177e4 864
739dcbb9 865ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
e3e9b577 866 acpi_set_firmware_waking_vector
aca2a5d3
LZ		 867 (acpi_physical_address physical_address,
868 acpi_physical_address physical_address64))
d08310fe
BM		 869/*
870 * ACPI Timer interfaces
871 */
33620c54
BM		 872ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
873 acpi_get_timer_resolution(u32 *resolution))
33620c54 874ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status acpi_get_timer(u32 *ticks))
d08310fe 875
33620c54
BM		 876ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status
877 acpi_get_timer_duration(u32 start_ticks,
878 u32 end_ticks,
879 u32 *time_elapsed))
d08310fe 880
50df4d8b 881/*
b74be611 882 * Error/Warning output
50df4d8b 883 */
407e22af
LZ		 884ACPI_MSG_DEPENDENT_RETURN_VOID(ACPI_PRINTF_LIKE(3)
885 void ACPI_INTERNAL_VAR_XFACE
886 acpi_error(const char *module_name,
887 u32 line_number,
888 const char *format, ...))
889ACPI_MSG_DEPENDENT_RETURN_VOID(ACPI_PRINTF_LIKE(4)
890 void ACPI_INTERNAL_VAR_XFACE
891 acpi_exception(const char *module_name,
892 u32 line_number,
893 acpi_status status,
894 const char *format, ...))
895ACPI_MSG_DEPENDENT_RETURN_VOID(ACPI_PRINTF_LIKE(3)
896 void ACPI_INTERNAL_VAR_XFACE
897 acpi_warning(const char *module_name,
898 u32 line_number,
899 const char *format, ...))
05fb04b5 900ACPI_MSG_DEPENDENT_RETURN_VOID(ACPI_PRINTF_LIKE(1)
407e22af 901 void ACPI_INTERNAL_VAR_XFACE
05fb04b5 902 acpi_info(const char *format, ...))
407e22af
LZ		 903ACPI_MSG_DEPENDENT_RETURN_VOID(ACPI_PRINTF_LIKE(3)
904 void ACPI_INTERNAL_VAR_XFACE
905 acpi_bios_error(const char *module_name,
906 u32 line_number,
907 const char *format, ...))
908ACPI_MSG_DEPENDENT_RETURN_VOID(ACPI_PRINTF_LIKE(3)
909 void ACPI_INTERNAL_VAR_XFACE
910 acpi_bios_warning(const char *module_name,
911 u32 line_number,
912 const char *format, ...))
62cdd141 913
b74be611
BM		 914/*
915 * Debug output
916 */
1ce28c32
LZ		 917ACPI_DBG_DEPENDENT_RETURN_VOID(ACPI_PRINTF_LIKE(6)
918 void ACPI_INTERNAL_VAR_XFACE
919 acpi_debug_print(u32 requested_debug_level,
920 u32 line_number,
921 const char *function_name,
922 const char *module_name,
923 u32 component_id,
924 const char *format, ...))
925ACPI_DBG_DEPENDENT_RETURN_VOID(ACPI_PRINTF_LIKE(6)
926 void ACPI_INTERNAL_VAR_XFACE
927 acpi_debug_print_raw(u32 requested_debug_level,
928 u32 line_number,
929 const char *function_name,
930 const char *module_name,
931 u32 component_id,
932 const char *format, ...))
bab04824
LZ		 933
934ACPI_DBG_DEPENDENT_RETURN_VOID(void
935 acpi_trace_point(acpi_trace_event_type type,
936 u8 begin,
937 u8 *aml, char *pathname))
2e70da4c
LZ		 938ACPI_APP_DEPENDENT_RETURN_VOID(ACPI_PRINTF_LIKE(1)
939 void ACPI_INTERNAL_VAR_XFACE
940 acpi_log_error(const char *format, ...))
f5c1e1c5
LZ		 941
942acpi_status acpi_initialize_debugger(void);
f8fb4c38
LZ		 943
944void acpi_terminate_debugger(void);
50df4d8b 945
0dedb3c4
LZ		 946/*
947 * Divergences
948 */
a8278efd
LZ		 949ACPI_GLOBAL(u8, acpi_gbl_permanent_mmap);
950
a8278efd
LZ		 951ACPI_EXTERNAL_RETURN_STATUS(acpi_status
952 acpi_get_table_with_size(acpi_string signature,
953 u32 instance,
954 struct acpi_table_header
955 **out_table,
956 acpi_size *tbl_size))
0dedb3c4 957
a8278efd
LZ		 958ACPI_EXTERNAL_RETURN_STATUS(acpi_status
959 acpi_get_data_full(acpi_handle object,
960 acpi_object_handler handler,
961 void **data,
962 void (*callback)(void *)))
50df4d8b 963
f8d31489
LZ		 964void acpi_run_debugger(char *batch_buffer);
965
f988f24e
LZ		 966void acpi_set_debugger_thread_id(acpi_thread_id thread_id);
967
4be44fcd 968#endif /* __ACXFACE_H__ */
Linux 6.x block layer and io_uring tree(s)