summaryrefslogtreecommitdiff
path: root/include/linux/acpi.h
blob: a73246c3c35e083541b2e33638c575b6910497ba (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422
1423
1424
1425
1426
1427
1428
1429
1430
1431
1432
1433
1434
1435
1436
1437
1438
1439
1440
1441
1442
1443
1444
1445
1446
1447
1448
1449
1450
1451
1452
1453
1454
1455
1456
1457
1458
1459
1460
1461
1462
1463
1464
1465
1466
1467
1468
1469
1470
1471
1472
1473
1474
1475
1476
1477
1478
1479
1480
1481
1482
1483
1484
1485
1486
1487
1488
1489
1490
1491
1492
1493
1494
1495
1496
1497
1498
1499
1500
1501
1502
1503
1504
1505
1506
1507
1508
1509
1510
1511
1512
1513
1514
1515
1516
1517
1518
1519
1520
1521
1522
1523
1524
1525
1526
1527
1528
1529
1530
1531
1532
1533
1534
1535
1536
1537
1538
1539
1540
1541
1542
/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
 * acpi.h - ACPI Interface
 *
 * Copyright (C) 2001 Paul Diefenbaugh <paul.s.diefenbaugh@intel.com>
 */

#ifndef _LINUX_ACPI_H
#define _LINUX_ACPI_H

#include <linux/errno.h>
#include <linux/ioport.h>	/* for struct resource */
#include <linux/resource_ext.h>
#include <linux/device.h>
#include <linux/mod_devicetable.h>
#include <linux/property.h>
#include <linux/uuid.h>

struct irq_domain;
struct irq_domain_ops;

#ifndef _LINUX
#define _LINUX
#endif
#include <acpi/acpi.h>

#ifdef	CONFIG_ACPI

#include <linux/list.h>
#include <linux/dynamic_debug.h>
#include <linux/module.h>
#include <linux/mutex.h>

#include <acpi/acpi_bus.h>
#include <acpi/acpi_drivers.h>
#include <acpi/acpi_numa.h>
#include <acpi/acpi_io.h>
#include <asm/acpi.h>

static inline acpi_handle acpi_device_handle(struct acpi_device *adev)
{
	return adev ? adev->handle : NULL;
}

#define ACPI_COMPANION(dev)		to_acpi_device_node((dev)->fwnode)
#define ACPI_COMPANION_SET(dev, adev)	set_primary_fwnode(dev, (adev) ? \
	acpi_fwnode_handle(adev) : NULL)
#define ACPI_HANDLE(dev)		acpi_device_handle(ACPI_COMPANION(dev))
#define ACPI_HANDLE_FWNODE(fwnode)	\
				acpi_device_handle(to_acpi_device_node(fwnode))

static inline struct fwnode_handle *acpi_alloc_fwnode_static(void)
{
	struct fwnode_handle *fwnode;

	fwnode = kzalloc(sizeof(struct fwnode_handle), GFP_KERNEL);
	if (!fwnode)
		return NULL;

	fwnode_init(fwnode, &acpi_static_fwnode_ops);

	return fwnode;
}

static inline void acpi_free_fwnode_static(struct fwnode_handle *fwnode)
{
	if (WARN_ON(!is_acpi_static_node(fwnode)))
		return;

	kfree(fwnode);
}

static inline bool has_acpi_companion(struct device *dev)
{
	return is_acpi_device_node(dev->fwnode);
}

static inline void acpi_preset_companion(struct device *dev,
					 struct acpi_device *parent, u64 addr)
{
	ACPI_COMPANION_SET(dev, acpi_find_child_device(parent, addr, false));
}

static inline const char *acpi_dev_name(struct acpi_device *adev)
{
	return dev_name(&adev->dev);
}

struct device *acpi_get_first_physical_node(struct acpi_device *adev);

enum acpi_irq_model_id {
	ACPI_IRQ_MODEL_PIC = 0,
	ACPI_IRQ_MODEL_IOAPIC,
	ACPI_IRQ_MODEL_IOSAPIC,
	ACPI_IRQ_MODEL_PLATFORM,
	ACPI_IRQ_MODEL_GIC,
	ACPI_IRQ_MODEL_LPIC,
	ACPI_IRQ_MODEL_COUNT
};

extern enum acpi_irq_model_id	acpi_irq_model;

enum acpi_interrupt_id {
	ACPI_INTERRUPT_PMI	= 1,
	ACPI_INTERRUPT_INIT,
	ACPI_INTERRUPT_CPEI,
	ACPI_INTERRUPT_COUNT
};

#define	ACPI_SPACE_MEM		0

enum acpi_address_range_id {
	ACPI_ADDRESS_RANGE_MEMORY = 1,
	ACPI_ADDRESS_RANGE_RESERVED = 2,
	ACPI_ADDRESS_RANGE_ACPI = 3,
	ACPI_ADDRESS_RANGE_NVS	= 4,
	ACPI_ADDRESS_RANGE_COUNT
};


/* Table Handlers */
union acpi_subtable_headers {
	struct acpi_subtable_header common;
	struct acpi_hmat_structure hmat;
	struct acpi_prmt_module_header prmt;
	struct acpi_cedt_header cedt;
};

typedef int (*acpi_tbl_table_handler)(struct acpi_table_header *table);

typedef int (*acpi_tbl_entry_handler)(union acpi_subtable_headers *header,
				      const unsigned long end);

typedef int (*acpi_tbl_entry_handler_arg)(union acpi_subtable_headers *header,
					  void *arg, const unsigned long end);

/* Debugger support */

struct acpi_debugger_ops {
	int (*create_thread)(acpi_osd_exec_callback function, void *context);
	ssize_t (*write_log)(const char *msg);
	ssize_t (*read_cmd)(char *buffer, size_t length);
	int (*wait_command_ready)(bool single_step, char *buffer, size_t length);
	int (*notify_command_complete)(void);
};

struct acpi_debugger {
	const struct acpi_debugger_ops *ops;
	struct module *owner;
	struct mutex lock;
};

#ifdef CONFIG_ACPI_DEBUGGER
int __init acpi_debugger_init(void);
int acpi_register_debugger(struct module *owner,
			   const struct acpi_debugger_ops *ops);
void acpi_unregister_debugger(const struct acpi_debugger_ops *ops);
int acpi_debugger_create_thread(acpi_osd_exec_callback function, void *context);
ssize_t acpi_debugger_write_log(const char *msg);
ssize_t acpi_debugger_read_cmd(char *buffer, size_t buffer_length);
int acpi_debugger_wait_command_ready(void);
int acpi_debugger_notify_command_complete(void);
#else
static inline int acpi_debugger_init(void)
{
	return -ENODEV;
}

static inline int acpi_register_debugger(struct module *owner,
					 const struct acpi_debugger_ops *ops)
{
	return -ENODEV;
}

static inline void acpi_unregister_debugger(const struct acpi_debugger_ops *ops)
{
}

static inline int acpi_debugger_create_thread(acpi_osd_exec_callback function,
					      void *context)
{
	return -ENODEV;
}

static inline int acpi_debugger_write_log(const char *msg)
{
	return -ENODEV;
}

static inline int acpi_debugger_read_cmd(char *buffer, u32 buffer_length)
{
	return -ENODEV;
}

static inline int acpi_debugger_wait_command_ready(void)
{
	return -ENODEV;
}

static inline int acpi_debugger_notify_command_complete(void)
{
	return -ENODEV;
}
#endif

#define BAD_MADT_ENTRY(entry, end) (					    \
		(!entry) || (unsigned long)entry + sizeof(*entry) > end ||  \
		((struct acpi_subtable_header *)entry)->length < sizeof(*entry))

struct acpi_subtable_proc {
	int id;
	acpi_tbl_entry_handler handler;
	acpi_tbl_entry_handler_arg handler_arg;
	void *arg;
	int count;
};

void __iomem *__acpi_map_table(unsigned long phys, unsigned long size);
void __acpi_unmap_table(void __iomem *map, unsigned long size);
int early_acpi_boot_init(void);
int acpi_boot_init (void);
void acpi_boot_table_prepare (void);
void acpi_boot_table_init (void);
int acpi_mps_check (void);
int acpi_numa_init (void);

int acpi_locate_initial_tables (void);
void acpi_reserve_initial_tables (void);
void acpi_table_init_complete (void);
int acpi_table_init (void);

#ifdef CONFIG_ACPI_TABLE_LIB
#define EXPORT_SYMBOL_ACPI_LIB(x) EXPORT_SYMBOL_NS_GPL(x, ACPI)
#define __init_or_acpilib
#define __initdata_or_acpilib
#else
#define EXPORT_SYMBOL_ACPI_LIB(x)
#define __init_or_acpilib __init
#define __initdata_or_acpilib __initdata
#endif

int acpi_table_parse(char *id, acpi_tbl_table_handler handler);
int __init_or_acpilib acpi_table_parse_entries(char *id,
		unsigned long table_size, int entry_id,
		acpi_tbl_entry_handler handler, unsigned int max_entries);
int __init_or_acpilib acpi_table_parse_entries_array(char *id,
		unsigned long table_size, struct acpi_subtable_proc *proc,
		int proc_num, unsigned int max_entries);
int acpi_table_parse_madt(enum acpi_madt_type id,
			  acpi_tbl_entry_handler handler,
			  unsigned int max_entries);
int __init_or_acpilib
acpi_table_parse_cedt(enum acpi_cedt_type id,
		      acpi_tbl_entry_handler_arg handler_arg, void *arg);

int acpi_parse_mcfg (struct acpi_table_header *header);
void acpi_table_print_madt_entry (struct acpi_subtable_header *madt);

/* the following numa functions are architecture-dependent */
void acpi_numa_slit_init (struct acpi_table_slit *slit);

#if defined(CONFIG_X86) || defined(CONFIG_IA64) || defined(CONFIG_LOONGARCH)
void acpi_numa_processor_affinity_init (struct acpi_srat_cpu_affinity *pa);
#else
static inline void
acpi_numa_processor_affinity_init(struct acpi_srat_cpu_affinity *pa) { }
#endif

void acpi_numa_x2apic_affinity_init(struct acpi_srat_x2apic_cpu_affinity *pa);

#if defined(CONFIG_ARM64) || defined(CONFIG_LOONGARCH)
void acpi_arch_dma_setup(struct device *dev);
#else
static inline void acpi_arch_dma_setup(struct device *dev) { }
#endif

#ifdef CONFIG_ARM64
void acpi_numa_gicc_affinity_init(struct acpi_srat_gicc_affinity *pa);
#else
static inline void
acpi_numa_gicc_affinity_init(struct acpi_srat_gicc_affinity *pa) { }
#endif

int acpi_numa_memory_affinity_init (struct acpi_srat_mem_affinity *ma);

#ifndef PHYS_CPUID_INVALID
typedef u32 phys_cpuid_t;
#define PHYS_CPUID_INVALID (phys_cpuid_t)(-1)
#endif

static inline bool invalid_logical_cpuid(u32 cpuid)
{
	return (int)cpuid < 0;
}

static inline bool invalid_phys_cpuid(phys_cpuid_t phys_id)
{
	return phys_id == PHYS_CPUID_INVALID;
}

/* Validate the processor object's proc_id */
bool acpi_duplicate_processor_id(int proc_id);
/* Processor _CTS control */
struct acpi_processor_power;

#ifdef CONFIG_ACPI_PROCESSOR_CSTATE
bool acpi_processor_claim_cst_control(void);
int acpi_processor_evaluate_cst(acpi_handle handle, u32 cpu,
				struct acpi_processor_power *info);
#else
static inline bool acpi_processor_claim_cst_control(void) { return false; }
static inline int acpi_processor_evaluate_cst(acpi_handle handle, u32 cpu,
					      struct acpi_processor_power *info)
{
	return -ENODEV;
}
#endif

#ifdef CONFIG_ACPI_HOTPLUG_CPU
/* Arch dependent functions for cpu hotplug support */
int acpi_map_cpu(acpi_handle handle, phys_cpuid_t physid, u32 acpi_id,
		 int *pcpu);
int acpi_unmap_cpu(int cpu);
#endif /* CONFIG_ACPI_HOTPLUG_CPU */

#ifdef CONFIG_ACPI_HOTPLUG_IOAPIC
int acpi_get_ioapic_id(acpi_handle handle, u32 gsi_base, u64 *phys_addr);
#endif

int acpi_register_ioapic(acpi_handle handle, u64 phys_addr, u32 gsi_base);
int acpi_unregister_ioapic(acpi_handle handle, u32 gsi_base);
int acpi_ioapic_registered(acpi_handle handle, u32 gsi_base);
void acpi_irq_stats_init(void);
extern u32 acpi_irq_handled;
extern u32 acpi_irq_not_handled;
extern unsigned int acpi_sci_irq;
extern bool acpi_no_s5;
#define INVALID_ACPI_IRQ	((unsigned)-1)
static inline bool acpi_sci_irq_valid(void)
{
	return acpi_sci_irq != INVALID_ACPI_IRQ;
}

extern int sbf_port;
extern unsigned long acpi_realmode_flags;

int acpi_register_gsi (struct device *dev, u32 gsi, int triggering, int polarity);
int acpi_gsi_to_irq (u32 gsi, unsigned int *irq);
int acpi_isa_irq_to_gsi (unsigned isa_irq, u32 *gsi);

void acpi_set_irq_model(enum acpi_irq_model_id model,
			struct fwnode_handle *(*)(u32));
void acpi_set_gsi_to_irq_fallback(u32 (*)(u32));

struct irq_domain *acpi_irq_create_hierarchy(unsigned int flags,
					     unsigned int size,
					     struct fwnode_handle *fwnode,
					     const struct irq_domain_ops *ops,
					     void *host_data);

#ifdef CONFIG_X86_IO_APIC
extern int acpi_get_override_irq(u32 gsi, int *trigger, int *polarity);
#else
static inline int acpi_get_override_irq(u32 gsi, int *trigger, int *polarity)
{
	return -1;
}
#endif
/*
 * This function undoes the effect of one call to acpi_register_gsi().
 * If this matches the last registration, any IRQ resources for gsi
 * are freed.
 */
void acpi_unregister_gsi (u32 gsi);

struct pci_dev;

int acpi_pci_irq_enable (struct pci_dev *dev);
void acpi_penalize_isa_irq(int irq, int active);
bool acpi_isa_irq_available(int irq);
#ifdef CONFIG_PCI
void acpi_penalize_sci_irq(int irq, int trigger, int polarity);
#else
static inline void acpi_penalize_sci_irq(int irq, int trigger,
					int polarity)
{
}
#endif
void acpi_pci_irq_disable (struct pci_dev *dev);

extern int ec_read(u8 addr, u8 *val);
extern int ec_write(u8 addr, u8 val);
extern int ec_transaction(u8 command,
                          const u8 *wdata, unsigned wdata_len,
                          u8 *rdata, unsigned rdata_len);
extern acpi_handle ec_get_handle(void);

extern bool acpi_is_pnp_device(struct acpi_device *);

#if defined(CONFIG_ACPI_WMI) || defined(CONFIG_ACPI_WMI_MODULE)

typedef void (*wmi_notify_handler) (u32 value, void *context);

int wmi_instance_count(const char *guid);

extern acpi_status wmi_evaluate_method(const char *guid, u8 instance,
					u32 method_id,
					const struct acpi_buffer *in,
					struct acpi_buffer *out);
extern acpi_status wmi_query_block(const char *guid, u8 instance,
					struct acpi_buffer *out);
extern acpi_status wmi_set_block(const char *guid, u8 instance,
					const struct acpi_buffer *in);
extern acpi_status wmi_install_notify_handler(const char *guid,
					wmi_notify_handler handler, void *data);
extern acpi_status wmi_remove_notify_handler(const char *guid);
extern acpi_status wmi_get_event_data(u32 event, struct acpi_buffer *out);
extern bool wmi_has_guid(const char *guid);
extern char *wmi_get_acpi_device_uid(const char *guid);

#endif	/* CONFIG_ACPI_WMI */

#define ACPI_VIDEO_OUTPUT_SWITCHING			0x0001
#define ACPI_VIDEO_DEVICE_POSTING			0x0002
#define ACPI_VIDEO_ROM_AVAILABLE			0x0004
#define ACPI_VIDEO_BACKLIGHT				0x0008
#define ACPI_VIDEO_BACKLIGHT_FORCE_VENDOR		0x0010
#define ACPI_VIDEO_BACKLIGHT_FORCE_VIDEO		0x0020
#define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VENDOR	0x0040
#define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VIDEO		0x0080
#define ACPI_VIDEO_BACKLIGHT_DMI_VENDOR			0x0100
#define ACPI_VIDEO_BACKLIGHT_DMI_VIDEO			0x0200
#define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VENDOR		0x0400
#define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VIDEO		0x0800

extern char acpi_video_backlight_string[];
extern long acpi_is_video_device(acpi_handle handle);
extern int acpi_blacklisted(void);
extern void acpi_osi_setup(char *str);
extern bool acpi_osi_is_win8(void);

#ifdef CONFIG_ACPI_NUMA
int acpi_map_pxm_to_node(int pxm);
int acpi_get_node(acpi_handle handle);

/**
 * pxm_to_online_node - Map proximity ID to online node
 * @pxm: ACPI proximity ID
 *
 * This is similar to pxm_to_node(), but always returns an online
 * node.  When the mapped node from a given proximity ID is offline, it
 * looks up the node distance table and returns the nearest online node.
 *
 * ACPI device drivers, which are called after the NUMA initialization has
 * completed in the kernel, can call this interface to obtain their device
 * NUMA topology from ACPI tables.  Such drivers do not have to deal with
 * offline nodes.  A node may be offline when SRAT memory entry does not exist,
 * or NUMA is disabled, ex. "numa=off" on x86.
 */
static inline int pxm_to_online_node(int pxm)
{
	int node = pxm_to_node(pxm);

	return numa_map_to_online_node(node);
}
#else
static inline int pxm_to_online_node(int pxm)
{
	return 0;
}
static inline int acpi_map_pxm_to_node(int pxm)
{
	return 0;
}
static inline int acpi_get_node(acpi_handle handle)
{
	return 0;
}
#endif
extern int pnpacpi_disabled;

#define PXM_INVAL	(-1)

bool acpi_dev_resource_memory(struct acpi_resource *ares, struct resource *res);
bool acpi_dev_resource_io(struct acpi_resource *ares, struct resource *res);
bool acpi_dev_resource_address_space(struct acpi_resource *ares,
				     struct resource_win *win);
bool acpi_dev_resource_ext_address_space(struct acpi_resource *ares,
					 struct resource_win *win);
unsigned long acpi_dev_irq_flags(u8 triggering, u8 polarity, u8 shareable, u8 wake_capable);
unsigned int acpi_dev_get_irq_type(int triggering, int polarity);
bool acpi_dev_resource_interrupt(struct acpi_resource *ares, int index,
				 struct resource *res);

void acpi_dev_free_resource_list(struct list_head *list);
int acpi_dev_get_resources(struct acpi_device *adev, struct list_head *list,
			   int (*preproc)(struct acpi_resource *, void *),
			   void *preproc_data);
int acpi_dev_get_dma_resources(struct acpi_device *adev,
			       struct list_head *list);
int acpi_dev_get_memory_resources(struct acpi_device *adev, struct list_head *list);
int acpi_dev_filter_resource_type(struct acpi_resource *ares,
				  unsigned long types);

static inline int acpi_dev_filter_resource_type_cb(struct acpi_resource *ares,
						   void *arg)
{
	return acpi_dev_filter_resource_type(ares, (unsigned long)arg);
}

struct acpi_device *acpi_resource_consumer(struct resource *res);

int acpi_check_resource_conflict(const struct resource *res);

int acpi_check_region(resource_size_t start, resource_size_t n,
		      const char *name);

int acpi_resources_are_enforced(void);

#ifdef CONFIG_HIBERNATION
extern int acpi_check_s4_hw_signature;
#endif

#ifdef CONFIG_PM_SLEEP
void __init acpi_old_suspend_ordering(void);
void __init acpi_nvs_nosave(void);
void __init acpi_nvs_nosave_s3(void);
void __init acpi_sleep_no_blacklist(void);
#endif /* CONFIG_PM_SLEEP */

int acpi_register_wakeup_handler(
	int wake_irq, bool (*wakeup)(void *context), void *context);
void acpi_unregister_wakeup_handler(
	bool (*wakeup)(void *context), void *context);

struct acpi_osc_context {
	char *uuid_str;			/* UUID string */
	int rev;
	struct acpi_buffer cap;		/* list of DWORD capabilities */
	struct acpi_buffer ret;		/* free by caller if success */
};

acpi_status acpi_run_osc(acpi_handle handle, struct acpi_osc_context *context);

/* Number of _OSC capability DWORDS depends on bridge type */
#define OSC_PCI_CAPABILITY_DWORDS		3
#define OSC_CXL_CAPABILITY_DWORDS		5

/* Indexes into _OSC Capabilities Buffer (DWORDs 2 to 5 are device-specific) */
#define OSC_QUERY_DWORD				0	/* DWORD 1 */
#define OSC_SUPPORT_DWORD			1	/* DWORD 2 */
#define OSC_CONTROL_DWORD			2	/* DWORD 3 */
#define OSC_EXT_SUPPORT_DWORD			3	/* DWORD 4 */
#define OSC_EXT_CONTROL_DWORD			4	/* DWORD 5 */

/* _OSC Capabilities DWORD 1: Query/Control and Error Returns (generic) */
#define OSC_QUERY_ENABLE			0x00000001  /* input */
#define OSC_REQUEST_ERROR			0x00000002  /* return */
#define OSC_INVALID_UUID_ERROR			0x00000004  /* return */
#define OSC_INVALID_REVISION_ERROR		0x00000008  /* return */
#define OSC_CAPABILITIES_MASK_ERROR		0x00000010  /* return */

/* Platform-Wide Capabilities _OSC: Capabilities DWORD 2: Support Field */
#define OSC_SB_PAD_SUPPORT			0x00000001
#define OSC_SB_PPC_OST_SUPPORT			0x00000002
#define OSC_SB_PR3_SUPPORT			0x00000004
#define OSC_SB_HOTPLUG_OST_SUPPORT		0x00000008
#define OSC_SB_APEI_SUPPORT			0x00000010
#define OSC_SB_CPC_SUPPORT			0x00000020
#define OSC_SB_CPCV2_SUPPORT			0x00000040
#define OSC_SB_PCLPI_SUPPORT			0x00000080
#define OSC_SB_OSLPI_SUPPORT			0x00000100
#define OSC_SB_CPC_DIVERSE_HIGH_SUPPORT		0x00001000
#define OSC_SB_GENERIC_INITIATOR_SUPPORT	0x00002000
#define OSC_SB_CPC_FLEXIBLE_ADR_SPACE		0x00004000
#define OSC_SB_NATIVE_USB4_SUPPORT		0x00040000
#define OSC_SB_PRM_SUPPORT			0x00200000
#define OSC_SB_FFH_OPR_SUPPORT			0x00400000

extern bool osc_sb_apei_support_acked;
extern bool osc_pc_lpi_support_confirmed;
extern bool osc_sb_native_usb4_support_confirmed;
extern bool osc_sb_cppc2_support_acked;
extern bool osc_cpc_flexible_adr_space_confirmed;

/* USB4 Capabilities */
#define OSC_USB_USB3_TUNNELING			0x00000001
#define OSC_USB_DP_TUNNELING			0x00000002
#define OSC_USB_PCIE_TUNNELING			0x00000004
#define OSC_USB_XDOMAIN				0x00000008

extern u32 osc_sb_native_usb4_control;

/* PCI Host Bridge _OSC: Capabilities DWORD 2: Support Field */
#define OSC_PCI_EXT_CONFIG_SUPPORT		0x00000001
#define OSC_PCI_ASPM_SUPPORT			0x00000002
#define OSC_PCI_CLOCK_PM_SUPPORT		0x00000004
#define OSC_PCI_SEGMENT_GROUPS_SUPPORT		0x00000008
#define OSC_PCI_MSI_SUPPORT			0x00000010
#define OSC_PCI_EDR_SUPPORT			0x00000080
#define OSC_PCI_HPX_TYPE_3_SUPPORT		0x00000100

/* PCI Host Bridge _OSC: Capabilities DWORD 3: Control Field */
#define OSC_PCI_EXPRESS_NATIVE_HP_CONTROL	0x00000001
#define OSC_PCI_SHPC_NATIVE_HP_CONTROL		0x00000002
#define OSC_PCI_EXPRESS_PME_CONTROL		0x00000004
#define OSC_PCI_EXPRESS_AER_CONTROL		0x00000008
#define OSC_PCI_EXPRESS_CAPABILITY_CONTROL	0x00000010
#define OSC_PCI_EXPRESS_LTR_CONTROL		0x00000020
#define OSC_PCI_EXPRESS_DPC_CONTROL		0x00000080

/* CXL _OSC: Capabilities DWORD 4: Support Field */
#define OSC_CXL_1_1_PORT_REG_ACCESS_SUPPORT	0x00000001
#define OSC_CXL_2_0_PORT_DEV_REG_ACCESS_SUPPORT	0x00000002
#define OSC_CXL_PROTOCOL_ERR_REPORTING_SUPPORT	0x00000004
#define OSC_CXL_NATIVE_HP_SUPPORT		0x00000008

/* CXL _OSC: Capabilities DWORD 5: Control Field */
#define OSC_CXL_ERROR_REPORTING_CONTROL		0x00000001

static inline u32 acpi_osc_ctx_get_pci_control(struct acpi_osc_context *context)
{
	u32 *ret = context->ret.pointer;

	return ret[OSC_CONTROL_DWORD];
}

static inline u32 acpi_osc_ctx_get_cxl_control(struct acpi_osc_context *context)
{
	u32 *ret = context->ret.pointer;

	return ret[OSC_EXT_CONTROL_DWORD];
}

#define ACPI_GSB_ACCESS_ATTRIB_QUICK		0x00000002
#define ACPI_GSB_ACCESS_ATTRIB_SEND_RCV         0x00000004
#define ACPI_GSB_ACCESS_ATTRIB_BYTE		0x00000006
#define ACPI_GSB_ACCESS_ATTRIB_WORD		0x00000008
#define ACPI_GSB_ACCESS_ATTRIB_BLOCK		0x0000000A
#define ACPI_GSB_ACCESS_ATTRIB_MULTIBYTE	0x0000000B
#define ACPI_GSB_ACCESS_ATTRIB_WORD_CALL	0x0000000C
#define ACPI_GSB_ACCESS_ATTRIB_BLOCK_CALL	0x0000000D
#define ACPI_GSB_ACCESS_ATTRIB_RAW_BYTES	0x0000000E
#define ACPI_GSB_ACCESS_ATTRIB_RAW_PROCESS	0x0000000F

/* Enable _OST when all relevant hotplug operations are enabled */
#if defined(CONFIG_ACPI_HOTPLUG_CPU) &&			\
	defined(CONFIG_ACPI_HOTPLUG_MEMORY) &&		\
	defined(CONFIG_ACPI_CONTAINER)
#define ACPI_HOTPLUG_OST
#endif

/* _OST Source Event Code (OSPM Action) */
#define ACPI_OST_EC_OSPM_SHUTDOWN		0x100
#define ACPI_OST_EC_OSPM_EJECT			0x103
#define ACPI_OST_EC_OSPM_INSERTION		0x200

/* _OST General Processing Status Code */
#define ACPI_OST_SC_SUCCESS			0x0
#define ACPI_OST_SC_NON_SPECIFIC_FAILURE	0x1
#define ACPI_OST_SC_UNRECOGNIZED_NOTIFY		0x2

/* _OST OS Shutdown Processing (0x100) Status Code */
#define ACPI_OST_SC_OS_SHUTDOWN_DENIED		0x80
#define ACPI_OST_SC_OS_SHUTDOWN_IN_PROGRESS	0x81
#define ACPI_OST_SC_OS_SHUTDOWN_COMPLETED	0x82
#define ACPI_OST_SC_OS_SHUTDOWN_NOT_SUPPORTED	0x83

/* _OST Ejection Request (0x3, 0x103) Status Code */
#define ACPI_OST_SC_EJECT_NOT_SUPPORTED		0x80
#define ACPI_OST_SC_DEVICE_IN_USE		0x81
#define ACPI_OST_SC_DEVICE_BUSY			0x82
#define ACPI_OST_SC_EJECT_DEPENDENCY_BUSY	0x83
#define ACPI_OST_SC_EJECT_IN_PROGRESS		0x84

/* _OST Insertion Request (0x200) Status Code */
#define ACPI_OST_SC_INSERT_IN_PROGRESS		0x80
#define ACPI_OST_SC_DRIVER_LOAD_FAILURE		0x81
#define ACPI_OST_SC_INSERT_NOT_SUPPORTED	0x82

enum acpi_predicate {
	all_versions,
	less_than_or_equal,
	equal,
	greater_than_or_equal,
};

/* Table must be terminted by a NULL entry */
struct acpi_platform_list {
	char	oem_id[ACPI_OEM_ID_SIZE+1];
	char	oem_table_id[ACPI_OEM_TABLE_ID_SIZE+1];
	u32	oem_revision;
	char	*table;
	enum acpi_predicate pred;
	char	*reason;
	u32	data;
};
int acpi_match_platform_list(const struct acpi_platform_list *plat);

extern void acpi_early_init(void);
extern void acpi_subsystem_init(void);

extern int acpi_nvs_register(__u64 start, __u64 size);

extern int acpi_nvs_for_each_region(int (*func)(__u64, __u64, void *),
				    void *data);

const struct acpi_device_id *acpi_match_acpi_device(const struct acpi_device_id *ids,
						    const struct acpi_device *adev);

const struct acpi_device_id *acpi_match_device(const struct acpi_device_id *ids,
					       const struct device *dev);

const void *acpi_device_get_match_data(const struct device *dev);
extern bool acpi_driver_match_device(struct device *dev,
				     const struct device_driver *drv);
int acpi_device_uevent_modalias(const struct device *, struct kobj_uevent_env *);
int acpi_device_modalias(struct device *, char *, int);

struct platform_device *acpi_create_platform_device(struct acpi_device *,
						    const struct property_entry *);
#define ACPI_PTR(_ptr)	(_ptr)

static inline void acpi_device_set_enumerated(struct acpi_device *adev)
{
	adev->flags.visited = true;
}

static inline void acpi_device_clear_enumerated(struct acpi_device *adev)
{
	adev->flags.visited = false;
}

enum acpi_reconfig_event  {
	ACPI_RECONFIG_DEVICE_ADD = 0,
	ACPI_RECONFIG_DEVICE_REMOVE,
};

int acpi_reconfig_notifier_register(struct notifier_block *nb);
int acpi_reconfig_notifier_unregister(struct notifier_block *nb);

#ifdef CONFIG_ACPI_GTDT
int acpi_gtdt_init(struct acpi_table_header *table, int *platform_timer_count);
int acpi_gtdt_map_ppi(int type);
bool acpi_gtdt_c3stop(int type);
int acpi_arch_timer_mem_init(struct arch_timer_mem *timer_mem, int *timer_count);
#endif

#ifndef ACPI_HAVE_ARCH_SET_ROOT_POINTER
static inline void acpi_arch_set_root_pointer(u64 addr)
{
}
#endif

#ifndef ACPI_HAVE_ARCH_GET_ROOT_POINTER
static inline u64 acpi_arch_get_root_pointer(void)
{
	return 0;
}
#endif

int acpi_get_local_address(acpi_handle handle, u32 *addr);
const char *acpi_get_subsystem_id(acpi_handle handle);

#else	/* !CONFIG_ACPI */

#define acpi_disabled 1

#define ACPI_COMPANION(dev)		(NULL)
#define ACPI_COMPANION_SET(dev, adev)	do { } while (0)
#define ACPI_HANDLE(dev)		(NULL)
#define ACPI_HANDLE_FWNODE(fwnode)	(NULL)

#include <acpi/acpi_numa.h>

struct fwnode_handle;

static inline bool acpi_dev_found(const char *hid)
{
	return false;
}

static inline bool acpi_dev_present(const char *hid, const char *uid, s64 hrv)
{
	return false;
}

struct acpi_device;

static inline bool
acpi_dev_hid_uid_match(struct acpi_device *adev, const char *hid2, const char *uid2)
{
	return false;
}

static inline int acpi_dev_uid_to_integer(struct acpi_device *adev, u64 *integer)
{
	return -ENODEV;
}

static inline struct acpi_device *
acpi_dev_get_first_match_dev(const char *hid, const char *uid, s64 hrv)
{
	return NULL;
}

static inline bool acpi_reduced_hardware(void)
{
	return false;
}

static inline void acpi_dev_put(struct acpi_device *adev) {}

static inline bool is_acpi_node(const struct fwnode_handle *fwnode)
{
	return false;
}

static inline bool is_acpi_device_node(const struct fwnode_handle *fwnode)
{
	return false;
}

static inline struct acpi_device *to_acpi_device_node(const struct fwnode_handle *fwnode)
{
	return NULL;
}

static inline bool is_acpi_data_node(const struct fwnode_handle *fwnode)
{
	return false;
}

static inline struct acpi_data_node *to_acpi_data_node(const struct fwnode_handle *fwnode)
{
	return NULL;
}

static inline bool acpi_data_node_match(const struct fwnode_handle *fwnode,
					const char *name)
{
	return false;
}

static inline struct fwnode_handle *acpi_fwnode_handle(struct acpi_device *adev)
{
	return NULL;
}

static inline bool has_acpi_companion(struct device *dev)
{
	return false;
}

static inline void acpi_preset_companion(struct device *dev,
					 struct acpi_device *parent, u64 addr)
{
}

static inline const char *acpi_dev_name(struct acpi_device *adev)
{
	return NULL;
}

static inline struct device *acpi_get_first_physical_node(struct acpi_device *adev)
{
	return NULL;
}

static inline void acpi_early_init(void) { }
static inline void acpi_subsystem_init(void) { }

static inline int early_acpi_boot_init(void)
{
	return 0;
}
static inline int acpi_boot_init(void)
{
	return 0;
}

static inline void acpi_boot_table_prepare(void)
{
}

static inline void acpi_boot_table_init(void)
{
}

static inline int acpi_mps_check(void)
{
	return 0;
}

static inline int acpi_check_resource_conflict(struct resource *res)
{
	return 0;
}

static inline int acpi_check_region(resource_size_t start, resource_size_t n,
				    const char *name)
{
	return 0;
}

struct acpi_table_header;
static inline int acpi_table_parse(char *id,
				int (*handler)(struct acpi_table_header *))
{
	return -ENODEV;
}

static inline int acpi_nvs_register(__u64 start, __u64 size)
{
	return 0;
}

static inline int acpi_nvs_for_each_region(int (*func)(__u64, __u64, void *),
					   void *data)
{
	return 0;
}

struct acpi_device_id;

static inline const struct acpi_device_id *acpi_match_acpi_device(
	const struct acpi_device_id *ids, const struct acpi_device *adev)
{
	return NULL;
}

static inline const struct acpi_device_id *acpi_match_device(
	const struct acpi_device_id *ids, const struct device *dev)
{
	return NULL;
}

static inline const void *acpi_device_get_match_data(const struct device *dev)
{
	return NULL;
}

static inline bool acpi_driver_match_device(struct device *dev,
					    const struct device_driver *drv)
{
	return false;
}

static inline bool acpi_check_dsm(acpi_handle handle, const guid_t *guid,
				  u64 rev, u64 funcs)
{
	return false;
}

static inline union acpi_object *acpi_evaluate_dsm(acpi_handle handle,
						   const guid_t *guid,
						   u64 rev, u64 func,
						   union acpi_object *argv4)
{
	return NULL;
}

static inline union acpi_object *acpi_evaluate_dsm_typed(acpi_handle handle,
							 const guid_t *guid,
							 u64 rev, u64 func,
							 union acpi_object *argv4,
							 acpi_object_type type)
{
	return NULL;
}

static inline int acpi_device_uevent_modalias(const struct device *dev,
				struct kobj_uevent_env *env)
{
	return -ENODEV;
}

static inline int acpi_device_modalias(struct device *dev,
				char *buf, int size)
{
	return -ENODEV;
}

static inline struct platform_device *
acpi_create_platform_device(struct acpi_device *adev,
			    const struct property_entry *properties)
{
	return NULL;
}

static inline bool acpi_dma_supported(const struct acpi_device *adev)
{
	return false;
}

static inline enum dev_dma_attr acpi_get_dma_attr(struct acpi_device *adev)
{
	return DEV_DMA_NOT_SUPPORTED;
}

static inline int acpi_dma_get_range(struct device *dev, const struct bus_dma_region **map)
{
	return -ENODEV;
}

static inline int acpi_dma_configure(struct device *dev,
				     enum dev_dma_attr attr)
{
	return 0;
}

static inline int acpi_dma_configure_id(struct device *dev,
					enum dev_dma_attr attr,
					const u32 *input_id)
{
	return 0;
}

#define ACPI_PTR(_ptr)	(NULL)

static inline void acpi_device_set_enumerated(struct acpi_device *adev)
{
}

static inline void acpi_device_clear_enumerated(struct acpi_device *adev)
{
}

static inline int acpi_reconfig_notifier_register(struct notifier_block *nb)
{
	return -EINVAL;
}

static inline int acpi_reconfig_notifier_unregister(struct notifier_block *nb)
{
	return -EINVAL;
}

static inline struct acpi_device *acpi_resource_consumer(struct resource *res)
{
	return NULL;
}

static inline int acpi_get_local_address(acpi_handle handle, u32 *addr)
{
	return -ENODEV;
}

static inline const char *acpi_get_subsystem_id(acpi_handle handle)
{
	return ERR_PTR(-ENODEV);
}

static inline int acpi_register_wakeup_handler(int wake_irq,
	bool (*wakeup)(void *context), void *context)
{
	return -ENXIO;
}

static inline void acpi_unregister_wakeup_handler(
	bool (*wakeup)(void *context), void *context) { }

struct acpi_osc_context;
static inline u32 acpi_osc_ctx_get_pci_control(struct acpi_osc_context *context)
{
	return 0;
}

static inline u32 acpi_osc_ctx_get_cxl_control(struct acpi_osc_context *context)
{
	return 0;
}

static inline bool acpi_sleep_state_supported(u8 sleep_state)
{
	return false;
}

#endif	/* !CONFIG_ACPI */

extern void arch_post_acpi_subsys_init(void);

#ifdef CONFIG_ACPI_HOTPLUG_IOAPIC
int acpi_ioapic_add(acpi_handle root);
#else
static inline int acpi_ioapic_add(acpi_handle root) { return 0; }
#endif

#ifdef CONFIG_ACPI
void acpi_os_set_prepare_sleep(int (*func)(u8 sleep_state,
			       u32 pm1a_ctrl,  u32 pm1b_ctrl));

acpi_status acpi_os_prepare_sleep(u8 sleep_state,
				  u32 pm1a_control, u32 pm1b_control);

void acpi_os_set_prepare_extended_sleep(int (*func)(u8 sleep_state,
				        u32 val_a,  u32 val_b));

acpi_status acpi_os_prepare_extended_sleep(u8 sleep_state,
					   u32 val_a, u32 val_b);
#if defined(CONFIG_SUSPEND) && defined(CONFIG_X86)
struct acpi_s2idle_dev_ops {
	struct list_head list_node;
	void (*prepare)(void);
	void (*check)(void);
	void (*restore)(void);
};
int acpi_register_lps0_dev(struct acpi_s2idle_dev_ops *arg);
void acpi_unregister_lps0_dev(struct acpi_s2idle_dev_ops *arg);
int acpi_get_lps0_constraint(struct acpi_device *adev);
#else /* CONFIG_SUSPEND && CONFIG_X86 */
static inline int acpi_get_lps0_constraint(struct device *dev)
{
	return ACPI_STATE_UNKNOWN;
}
#endif /* CONFIG_SUSPEND && CONFIG_X86 */
#ifndef CONFIG_IA64
void arch_reserve_mem_area(acpi_physical_address addr, size_t size);
#else
static inline void arch_reserve_mem_area(acpi_physical_address addr,
					  size_t size)
{
}
#endif /* CONFIG_X86 */
#else
#define acpi_os_set_prepare_sleep(func, pm1a_ctrl, pm1b_ctrl) do { } while (0)
#endif

#if defined(CONFIG_ACPI) && defined(CONFIG_PM)
int acpi_dev_suspend(struct device *dev, bool wakeup);
int acpi_dev_resume(struct device *dev);
int acpi_subsys_runtime_suspend(struct device *dev);
int acpi_subsys_runtime_resume(struct device *dev);
int acpi_dev_pm_attach(struct device *dev, bool power_on);
bool acpi_storage_d3(struct device *dev);
bool acpi_dev_state_d0(struct device *dev);
#else
static inline int acpi_subsys_runtime_suspend(struct device *dev) { return 0; }
static inline int acpi_subsys_runtime_resume(struct device *dev) { return 0; }
static inline int acpi_dev_pm_attach(struct device *dev, bool power_on)
{
	return 0;
}
static inline bool acpi_storage_d3(struct device *dev)
{
	return false;
}
static inline bool acpi_dev_state_d0(struct device *dev)
{
	return true;
}
#endif

#if defined(CONFIG_ACPI) && defined(CONFIG_PM_SLEEP)
int acpi_subsys_prepare(struct device *dev);
void acpi_subsys_complete(struct device *dev);
int acpi_subsys_suspend_late(struct device *dev);
int acpi_subsys_suspend_noirq(struct device *dev);
int acpi_subsys_suspend(struct device *dev);
int acpi_subsys_freeze(struct device *dev);
int acpi_subsys_poweroff(struct device *dev);
void acpi_ec_mark_gpe_for_wake(void);
void acpi_ec_set_gpe_wake_mask(u8 action);
int acpi_subsys_restore_early(struct device *dev);
#else
static inline int acpi_subsys_prepare(struct device *dev) { return 0; }
static inline void acpi_subsys_complete(struct device *dev) {}
static inline int acpi_subsys_suspend_late(struct device *dev) { return 0; }
static inline int acpi_subsys_suspend_noirq(struct device *dev) { return 0; }
static inline int acpi_subsys_suspend(struct device *dev) { return 0; }
static inline int acpi_subsys_freeze(struct device *dev) { return 0; }
static inline int acpi_subsys_poweroff(struct device *dev) { return 0; }
static inline int acpi_subsys_restore_early(struct device *dev) { return 0; }
static inline void acpi_ec_mark_gpe_for_wake(void) {}
static inline void acpi_ec_set_gpe_wake_mask(u8 action) {}
#endif

#ifdef CONFIG_ACPI
__printf(3, 4)
void acpi_handle_printk(const char *level, acpi_handle handle,
			const char *fmt, ...);
void acpi_evaluation_failure_warn(acpi_handle handle, const char *name,
				  acpi_status status);
#else	/* !CONFIG_ACPI */
static inline __printf(3, 4) void
acpi_handle_printk(const char *level, void *handle, const char *fmt, ...) {}
static inline void acpi_evaluation_failure_warn(acpi_handle handle,
						const char *name,
						acpi_status status) {}
#endif	/* !CONFIG_ACPI */

#if defined(CONFIG_ACPI) && defined(CONFIG_DYNAMIC_DEBUG)
__printf(3, 4)
void __acpi_handle_debug(struct _ddebug *descriptor, acpi_handle handle, const char *fmt, ...);
#endif

/*
 * acpi_handle_<level>: Print message with ACPI prefix and object path
 *
 * These interfaces acquire the global namespace mutex to obtain an object
 * path.  In interrupt context, it shows the object path as <n/a>.
 */
#define acpi_handle_emerg(handle, fmt, ...)				\
	acpi_handle_printk(KERN_EMERG, handle, fmt, ##__VA_ARGS__)
#define acpi_handle_alert(handle, fmt, ...)				\
	acpi_handle_printk(KERN_ALERT, handle, fmt, ##__VA_ARGS__)
#define acpi_handle_crit(handle, fmt, ...)				\
	acpi_handle_printk(KERN_CRIT, handle, fmt, ##__VA_ARGS__)
#define acpi_handle_err(handle, fmt, ...)				\
	acpi_handle_printk(KERN_ERR, handle, fmt, ##__VA_ARGS__)
#define acpi_handle_warn(handle, fmt, ...)				\
	acpi_handle_printk(KERN_WARNING, handle, fmt, ##__VA_ARGS__)
#define acpi_handle_notice(handle, fmt, ...)				\
	acpi_handle_printk(KERN_NOTICE, handle, fmt, ##__VA_ARGS__)
#define acpi_handle_info(handle, fmt, ...)				\
	acpi_handle_printk(KERN_INFO, handle, fmt, ##__VA_ARGS__)

#if defined(DEBUG)
#define acpi_handle_debug(handle, fmt, ...)				\
	acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__)
#else
#if defined(CONFIG_DYNAMIC_DEBUG)
#define acpi_handle_debug(handle, fmt, ...)				\
	_dynamic_func_call(fmt, __acpi_handle_debug,			\
			   handle, pr_fmt(fmt), ##__VA_ARGS__)
#else
#define acpi_handle_debug(handle, fmt, ...)				\
({									\
	if (0)								\
		acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__); \
	0;								\
})
#endif
#endif

#if defined(CONFIG_ACPI) && defined(CONFIG_GPIOLIB)
bool acpi_gpio_get_irq_resource(struct acpi_resource *ares,
				struct acpi_resource_gpio **agpio);
bool acpi_gpio_get_io_resource(struct acpi_resource *ares,
			       struct acpi_resource_gpio **agpio);
int acpi_dev_gpio_irq_wake_get_by(struct acpi_device *adev, const char *name, int index,
				  bool *wake_capable);
#else
static inline bool acpi_gpio_get_irq_resource(struct acpi_resource *ares,
					      struct acpi_resource_gpio **agpio)
{
	return false;
}
static inline bool acpi_gpio_get_io_resource(struct acpi_resource *ares,
					     struct acpi_resource_gpio **agpio)
{
	return false;
}
static inline int acpi_dev_gpio_irq_wake_get_by(struct acpi_device *adev, const char *name,
						int index, bool *wake_capable)
{
	return -ENXIO;
}
#endif

static inline int acpi_dev_gpio_irq_wake_get(struct acpi_device *adev, int index,
					     bool *wake_capable)
{
	return acpi_dev_gpio_irq_wake_get_by(adev, NULL, index, wake_capable);
}

static inline int acpi_dev_gpio_irq_get_by(struct acpi_device *adev, const char *name,
					   int index)
{
	return acpi_dev_gpio_irq_wake_get_by(adev, name, index, NULL);
}

static inline int acpi_dev_gpio_irq_get(struct acpi_device *adev, int index)
{
	return acpi_dev_gpio_irq_wake_get_by(adev, NULL, index, NULL);
}

/* Device properties */

#ifdef CONFIG_ACPI
int acpi_dev_get_property(const struct acpi_device *adev, const char *name,
			  acpi_object_type type, const union acpi_object **obj);
int __acpi_node_get_property_reference(const struct fwnode_handle *fwnode,
				const char *name, size_t index, size_t num_args,
				struct fwnode_reference_args *args);

static inline int acpi_node_get_property_reference(
				const struct fwnode_handle *fwnode,
				const char *name, size_t index,
				struct fwnode_reference_args *args)
{
	return __acpi_node_get_property_reference(fwnode, name, index,
		NR_FWNODE_REFERENCE_ARGS, args);
}

static inline bool acpi_dev_has_props(const struct acpi_device *adev)
{
	return !list_empty(&adev->data.properties);
}

struct acpi_device_properties *
acpi_data_add_props(struct acpi_device_data *data, const guid_t *guid,
		    union acpi_object *properties);

int acpi_node_prop_get(const struct fwnode_handle *fwnode, const char *propname,
		       void **valptr);

struct fwnode_handle *acpi_get_next_subnode(const struct fwnode_handle *fwnode,
					    struct fwnode_handle *child);

struct acpi_probe_entry;
typedef bool (*acpi_probe_entry_validate_subtbl)(struct acpi_subtable_header *,
						 struct acpi_probe_entry *);

#define ACPI_TABLE_ID_LEN	5

/**
 * struct acpi_probe_entry - boot-time probing entry
 * @id:			ACPI table name
 * @type:		Optional subtable type to match
 *			(if @id contains subtables)
 * @subtable_valid:	Optional callback to check the validity of
 *			the subtable
 * @probe_table:	Callback to the driver being probed when table
 *			match is successful
 * @probe_subtbl:	Callback to the driver being probed when table and
 *			subtable match (and optional callback is successful)
 * @driver_data:	Sideband data provided back to the driver
 */
struct acpi_probe_entry {
	__u8 id[ACPI_TABLE_ID_LEN];
	__u8 type;
	acpi_probe_entry_validate_subtbl subtable_valid;
	union {
		acpi_tbl_table_handler probe_table;
		acpi_tbl_entry_handler probe_subtbl;
	};
	kernel_ulong_t driver_data;
};

#define ACPI_DECLARE_PROBE_ENTRY(table, name, table_id, subtable,	\
				 valid, data, fn)			\
	static const struct acpi_probe_entry __acpi_probe_##name	\
		__used __section("__" #table "_acpi_probe_table") = {	\
			.id = table_id,					\
			.type = subtable,				\
			.subtable_valid = valid,			\
			.probe_table = fn,				\
			.driver_data = data,				\
		}

#define ACPI_DECLARE_SUBTABLE_PROBE_ENTRY(table, name, table_id,	\
					  subtable, valid, data, fn)	\
	static const struct acpi_probe_entry __acpi_probe_##name	\
		__used __section("__" #table "_acpi_probe_table") = {	\
			.id = table_id,					\
			.type = subtable,				\
			.subtable_valid = valid,			\
			.probe_subtbl = fn,				\
			.driver_data = data,				\
		}

#define ACPI_PROBE_TABLE(name)		__##name##_acpi_probe_table
#define ACPI_PROBE_TABLE_END(name)	__##name##_acpi_probe_table_end

int __acpi_probe_device_table(struct acpi_probe_entry *start, int nr);

#define acpi_probe_device_table(t)					\
	({ 								\
		extern struct acpi_probe_entry ACPI_PROBE_TABLE(t),	\
			                       ACPI_PROBE_TABLE_END(t);	\
		__acpi_probe_device_table(&ACPI_PROBE_TABLE(t),		\
					  (&ACPI_PROBE_TABLE_END(t) -	\
					   &ACPI_PROBE_TABLE(t)));	\
	})
#else
static inline int acpi_dev_get_property(struct acpi_device *adev,
					const char *name, acpi_object_type type,
					const union acpi_object **obj)
{
	return -ENXIO;
}

static inline int
__acpi_node_get_property_reference(const struct fwnode_handle *fwnode,
				const char *name, size_t index, size_t num_args,
				struct fwnode_reference_args *args)
{
	return -ENXIO;
}

static inline int
acpi_node_get_property_reference(const struct fwnode_handle *fwnode,
				 const char *name, size_t index,
				 struct fwnode_reference_args *args)
{
	return -ENXIO;
}

static inline int acpi_node_prop_get(const struct fwnode_handle *fwnode,
				     const char *propname,
				     void **valptr)
{
	return -ENXIO;
}

static inline struct fwnode_handle *
acpi_get_next_subnode(const struct fwnode_handle *fwnode,
		      struct fwnode_handle *child)
{
	return NULL;
}

static inline struct fwnode_handle *
acpi_graph_get_next_endpoint(const struct fwnode_handle *fwnode,
			     struct fwnode_handle *prev)
{
	return ERR_PTR(-ENXIO);
}

static inline int
acpi_graph_get_remote_endpoint(const struct fwnode_handle *fwnode,
			       struct fwnode_handle **remote,
			       struct fwnode_handle **port,
			       struct fwnode_handle **endpoint)
{
	return -ENXIO;
}

#define ACPI_DECLARE_PROBE_ENTRY(table, name, table_id, subtable, valid, data, fn) \
	static const void * __acpi_table_##name[]			\
		__attribute__((unused))					\
		 = { (void *) table_id,					\
		     (void *) subtable,					\
		     (void *) valid,					\
		     (void *) fn,					\
		     (void *) data }

#define acpi_probe_device_table(t)	({ int __r = 0; __r;})
#endif

#ifdef CONFIG_ACPI_TABLE_UPGRADE
void acpi_table_upgrade(void);
#else
static inline void acpi_table_upgrade(void) { }
#endif

#if defined(CONFIG_ACPI) && defined(CONFIG_ACPI_WATCHDOG)
extern bool acpi_has_watchdog(void);
#else
static inline bool acpi_has_watchdog(void) { return false; }
#endif

#ifdef CONFIG_ACPI_SPCR_TABLE
extern bool qdf2400_e44_present;
int acpi_parse_spcr(bool enable_earlycon, bool enable_console);
#else
static inline int acpi_parse_spcr(bool enable_earlycon, bool enable_console)
{
	return 0;
}
#endif

#if IS_ENABLED(CONFIG_ACPI_GENERIC_GSI)
int acpi_irq_get(acpi_handle handle, unsigned int index, struct resource *res);
#else
static inline
int acpi_irq_get(acpi_handle handle, unsigned int index, struct resource *res)
{
	return -EINVAL;
}
#endif

#ifdef CONFIG_ACPI_LPIT
int lpit_read_residency_count_address(u64 *address);
#else
static inline int lpit_read_residency_count_address(u64 *address)
{
	return -EINVAL;
}
#endif

#ifdef CONFIG_ACPI_PPTT
int acpi_pptt_cpu_is_thread(unsigned int cpu);
int find_acpi_cpu_topology(unsigned int cpu, int level);
int find_acpi_cpu_topology_cluster(unsigned int cpu);
int find_acpi_cpu_topology_package(unsigned int cpu);
int find_acpi_cpu_topology_hetero_id(unsigned int cpu);
#else
static inline int acpi_pptt_cpu_is_thread(unsigned int cpu)
{
	return -EINVAL;
}
static inline int find_acpi_cpu_topology(unsigned int cpu, int level)
{
	return -EINVAL;
}
static inline int find_acpi_cpu_topology_cluster(unsigned int cpu)
{
	return -EINVAL;
}
static inline int find_acpi_cpu_topology_package(unsigned int cpu)
{
	return -EINVAL;
}
static inline int find_acpi_cpu_topology_hetero_id(unsigned int cpu)
{
	return -EINVAL;
}
#endif

#ifdef CONFIG_ARM64
void acpi_arm_init(void);
#else
static inline void acpi_arm_init(void) { }
#endif

#ifdef CONFIG_ACPI_PCC
void acpi_init_pcc(void);
#else
static inline void acpi_init_pcc(void) { }
#endif

#ifdef CONFIG_ACPI_FFH
void acpi_init_ffh(void);
extern int acpi_ffh_address_space_arch_setup(void *handler_ctxt,
					     void **region_ctxt);
extern int acpi_ffh_address_space_arch_handler(acpi_integer *value,
					       void *region_context);
#else
static inline void acpi_init_ffh(void) { }
#endif

#ifdef CONFIG_ACPI
extern void acpi_device_notify(struct device *dev);
extern void acpi_device_notify_remove(struct device *dev);
#else
static inline void acpi_device_notify(struct device *dev) { }
static inline void acpi_device_notify_remove(struct device *dev) { }
#endif

#endif	/*_LINUX_ACPI_H*/