LoongArch: Provisionally add ACPICA data structures
[linux-block.git] / include / linux / acpi.h
CommitLineData
c942fddf 1/* SPDX-License-Identifier: GPL-2.0-or-later */
1da177e4
LT
2/*
3 * acpi.h - ACPI Interface
4 *
5 * Copyright (C) 2001 Paul Diefenbaugh <paul.s.diefenbaugh@intel.com>
1da177e4
LT
6 */
7
8#ifndef _LINUX_ACPI_H
9#define _LINUX_ACPI_H
10
5133375b 11#include <linux/errno.h>
443dea72 12#include <linux/ioport.h> /* for struct resource */
621dc2fd 13#include <linux/irqdomain.h>
90e97820 14#include <linux/resource_ext.h>
cf761af9 15#include <linux/device.h>
b31384fa 16#include <linux/property.h>
bcbc2265 17#include <linux/uuid.h>
3f5948fa 18
1da177e4
LT
19#ifndef _LINUX
20#define _LINUX
21#endif
633adaba
LZ
22#include <acpi/acpi.h>
23
24#ifdef CONFIG_ACPI
1da177e4
LT
25
26#include <linux/list.h>
29b71a1c 27#include <linux/mod_devicetable.h>
45fef5b8 28#include <linux/dynamic_debug.h>
836d0830
LZ
29#include <linux/module.h>
30#include <linux/mutex.h>
1da177e4 31
1da177e4
LT
32#include <acpi/acpi_bus.h>
33#include <acpi/acpi_drivers.h>
762834e8 34#include <acpi/acpi_numa.h>
27d50c82 35#include <acpi/acpi_io.h>
1da177e4 36#include <asm/acpi.h>
1da177e4 37
7b199811
RW
38static inline acpi_handle acpi_device_handle(struct acpi_device *adev)
39{
40 return adev ? adev->handle : NULL;
41}
42
3a7a2ab8 43#define ACPI_COMPANION(dev) to_acpi_device_node((dev)->fwnode)
97badf87
RW
44#define ACPI_COMPANION_SET(dev, adev) set_primary_fwnode(dev, (adev) ? \
45 acpi_fwnode_handle(adev) : NULL)
7b199811 46#define ACPI_HANDLE(dev) acpi_device_handle(ACPI_COMPANION(dev))
7c6c57f2
MW
47#define ACPI_HANDLE_FWNODE(fwnode) \
48 acpi_device_handle(to_acpi_device_node(fwnode))
7b199811 49
027b25b2
LP
50static inline struct fwnode_handle *acpi_alloc_fwnode_static(void)
51{
52 struct fwnode_handle *fwnode;
53
54 fwnode = kzalloc(sizeof(struct fwnode_handle), GFP_KERNEL);
55 if (!fwnode)
56 return NULL;
57
2ab695aa 58 fwnode_init(fwnode, &acpi_static_fwnode_ops);
027b25b2
LP
59
60 return fwnode;
61}
62
63static inline void acpi_free_fwnode_static(struct fwnode_handle *fwnode)
64{
db3e50f3 65 if (WARN_ON(!is_acpi_static_node(fwnode)))
027b25b2
LP
66 return;
67
68 kfree(fwnode);
69}
70
26095a01
SS
71/**
72 * ACPI_DEVICE_CLASS - macro used to describe an ACPI device with
73 * the PCI-defined class-code information
74 *
75 * @_cls : the class, subclass, prog-if triple for this device
76 * @_msk : the class mask for this device
77 *
78 * This macro is used to create a struct acpi_device_id that matches a
79 * specific PCI class. The .id and .driver_data fields will be left
80 * initialized with the default value.
81 */
82#define ACPI_DEVICE_CLASS(_cls, _msk) .cls = (_cls), .cls_msk = (_msk),
83
ca5b74d2
RW
84static inline bool has_acpi_companion(struct device *dev)
85{
3a7a2ab8 86 return is_acpi_device_node(dev->fwnode);
ca5b74d2
RW
87}
88
9c5ad36d
RW
89static inline void acpi_preset_companion(struct device *dev,
90 struct acpi_device *parent, u64 addr)
91{
f8c6d140 92 ACPI_COMPANION_SET(dev, acpi_find_child_device(parent, addr, false));
9c5ad36d
RW
93}
94
45c42a7f
JN
95static inline const char *acpi_dev_name(struct acpi_device *adev)
96{
97 return dev_name(&adev->dev);
98}
99
daae45ca
LW
100struct device *acpi_get_first_physical_node(struct acpi_device *adev);
101
1da177e4
LT
102enum acpi_irq_model_id {
103 ACPI_IRQ_MODEL_PIC = 0,
104 ACPI_IRQ_MODEL_IOAPIC,
105 ACPI_IRQ_MODEL_IOSAPIC,
3948ec94 106 ACPI_IRQ_MODEL_PLATFORM,
fbe61ec7 107 ACPI_IRQ_MODEL_GIC,
1da177e4
LT
108 ACPI_IRQ_MODEL_COUNT
109};
110
111extern enum acpi_irq_model_id acpi_irq_model;
112
1da177e4
LT
113enum acpi_interrupt_id {
114 ACPI_INTERRUPT_PMI = 1,
115 ACPI_INTERRUPT_INIT,
116 ACPI_INTERRUPT_CPEI,
117 ACPI_INTERRUPT_COUNT
118};
119
120#define ACPI_SPACE_MEM 0
121
1da177e4
LT
122enum acpi_address_range_id {
123 ACPI_ADDRESS_RANGE_MEMORY = 1,
124 ACPI_ADDRESS_RANGE_RESERVED = 2,
125 ACPI_ADDRESS_RANGE_ACPI = 3,
126 ACPI_ADDRESS_RANGE_NVS = 4,
127 ACPI_ADDRESS_RANGE_COUNT
128};
129
1da177e4 130
1da177e4 131/* Table Handlers */
60574d1e
KB
132union acpi_subtable_headers {
133 struct acpi_subtable_header common;
3bc0e8eb 134 struct acpi_hmat_structure hmat;
cefc7ca4 135 struct acpi_prmt_module_header prmt;
ad2f6397 136 struct acpi_cedt_header cedt;
60574d1e 137};
1da177e4 138
b43e1065 139typedef int (*acpi_tbl_table_handler)(struct acpi_table_header *table);
1da177e4 140
60574d1e 141typedef int (*acpi_tbl_entry_handler)(union acpi_subtable_headers *header,
b43e1065 142 const unsigned long end);
1da177e4 143
2d03e46a
DW
144typedef int (*acpi_tbl_entry_handler_arg)(union acpi_subtable_headers *header,
145 void *arg, const unsigned long end);
146
836d0830
LZ
147/* Debugger support */
148
149struct acpi_debugger_ops {
150 int (*create_thread)(acpi_osd_exec_callback function, void *context);
151 ssize_t (*write_log)(const char *msg);
152 ssize_t (*read_cmd)(char *buffer, size_t length);
153 int (*wait_command_ready)(bool single_step, char *buffer, size_t length);
154 int (*notify_command_complete)(void);
155};
156
157struct acpi_debugger {
158 const struct acpi_debugger_ops *ops;
159 struct module *owner;
160 struct mutex lock;
161};
162
163#ifdef CONFIG_ACPI_DEBUGGER
164int __init acpi_debugger_init(void);
165int acpi_register_debugger(struct module *owner,
166 const struct acpi_debugger_ops *ops);
167void acpi_unregister_debugger(const struct acpi_debugger_ops *ops);
168int acpi_debugger_create_thread(acpi_osd_exec_callback function, void *context);
169ssize_t acpi_debugger_write_log(const char *msg);
170ssize_t acpi_debugger_read_cmd(char *buffer, size_t buffer_length);
171int acpi_debugger_wait_command_ready(void);
172int acpi_debugger_notify_command_complete(void);
173#else
174static inline int acpi_debugger_init(void)
175{
176 return -ENODEV;
177}
178
179static inline int acpi_register_debugger(struct module *owner,
180 const struct acpi_debugger_ops *ops)
181{
182 return -ENODEV;
183}
184
185static inline void acpi_unregister_debugger(const struct acpi_debugger_ops *ops)
186{
187}
188
189static inline int acpi_debugger_create_thread(acpi_osd_exec_callback function,
190 void *context)
191{
192 return -ENODEV;
193}
194
195static inline int acpi_debugger_write_log(const char *msg)
196{
197 return -ENODEV;
198}
199
200static inline int acpi_debugger_read_cmd(char *buffer, u32 buffer_length)
201{
202 return -ENODEV;
203}
204
205static inline int acpi_debugger_wait_command_ready(void)
206{
207 return -ENODEV;
208}
209
210static inline int acpi_debugger_notify_command_complete(void)
211{
212 return -ENODEV;
213}
214#endif
215
328281b1
HG
216#define BAD_MADT_ENTRY(entry, end) ( \
217 (!entry) || (unsigned long)entry + sizeof(*entry) > end || \
218 ((struct acpi_subtable_header *)entry)->length < sizeof(*entry))
219
9b3fedde
LA
220struct acpi_subtable_proc {
221 int id;
222 acpi_tbl_entry_handler handler;
2d03e46a
DW
223 acpi_tbl_entry_handler_arg handler_arg;
224 void *arg;
9b3fedde
LA
225 int count;
226};
227
6c9a58e8
AS
228void __iomem *__acpi_map_table(unsigned long phys, unsigned long size);
229void __acpi_unmap_table(void __iomem *map, unsigned long size);
cbf9bd60 230int early_acpi_boot_init(void);
1da177e4 231int acpi_boot_init (void);
1a1c130a 232void acpi_boot_table_prepare (void);
8558e394 233void acpi_boot_table_init (void);
3c999f14 234int acpi_mps_check (void);
1da177e4
LT
235int acpi_numa_init (void);
236
1a1c130a
RW
237int acpi_locate_initial_tables (void);
238void acpi_reserve_initial_tables (void);
239void acpi_table_init_complete (void);
1da177e4 240int acpi_table_init (void);
f64bd790
DW
241
242#ifdef CONFIG_ACPI_TABLE_LIB
2d03e46a 243#define EXPORT_SYMBOL_ACPI_LIB(x) EXPORT_SYMBOL_NS_GPL(x, ACPI)
f64bd790
DW
244#define __init_or_acpilib
245#define __initdata_or_acpilib
246#else
2d03e46a 247#define EXPORT_SYMBOL_ACPI_LIB(x)
f64bd790
DW
248#define __init_or_acpilib __init
249#define __initdata_or_acpilib __initdata
250#endif
251
b43e1065 252int acpi_table_parse(char *id, acpi_tbl_table_handler handler);
f64bd790
DW
253int __init_or_acpilib acpi_table_parse_entries(char *id,
254 unsigned long table_size, int entry_id,
255 acpi_tbl_entry_handler handler, unsigned int max_entries);
256int __init_or_acpilib acpi_table_parse_entries_array(char *id,
257 unsigned long table_size, struct acpi_subtable_proc *proc,
258 int proc_num, unsigned int max_entries);
b43e1065
LZ
259int acpi_table_parse_madt(enum acpi_madt_type id,
260 acpi_tbl_entry_handler handler,
261 unsigned int max_entries);
2d03e46a
DW
262int __init_or_acpilib
263acpi_table_parse_cedt(enum acpi_cedt_type id,
264 acpi_tbl_entry_handler_arg handler_arg, void *arg);
265
ceb6c468 266int acpi_parse_mcfg (struct acpi_table_header *header);
5f3b1a8b 267void acpi_table_print_madt_entry (struct acpi_subtable_header *madt);
1da177e4 268
4bac6fa7 269/* the following numa functions are architecture-dependent */
1da177e4 270void acpi_numa_slit_init (struct acpi_table_slit *slit);
4bac6fa7 271
b1121e2a 272#if defined(CONFIG_X86) || defined(CONFIG_IA64) || defined(CONFIG_LOONGARCH)
15a58ed1 273void acpi_numa_processor_affinity_init (struct acpi_srat_cpu_affinity *pa);
4bac6fa7
HG
274#else
275static inline void
276acpi_numa_processor_affinity_init(struct acpi_srat_cpu_affinity *pa) { }
277#endif
278
7237d3de 279void acpi_numa_x2apic_affinity_init(struct acpi_srat_x2apic_cpu_affinity *pa);
4bac6fa7
HG
280
281#ifdef CONFIG_ARM64
282void acpi_numa_gicc_affinity_init(struct acpi_srat_gicc_affinity *pa);
db59e1b6 283void acpi_arch_dma_setup(struct device *dev, u64 *dma_addr, u64 *dma_size);
4bac6fa7
HG
284#else
285static inline void
286acpi_numa_gicc_affinity_init(struct acpi_srat_gicc_affinity *pa) { }
db59e1b6
JPB
287static inline void
288acpi_arch_dma_setup(struct device *dev, u64 *dma_addr, u64 *dma_size) { }
4bac6fa7
HG
289#endif
290
095adbb6 291int acpi_numa_memory_affinity_init (struct acpi_srat_mem_affinity *ma);
1da177e4 292
828aef37
CM
293#ifndef PHYS_CPUID_INVALID
294typedef u32 phys_cpuid_t;
295#define PHYS_CPUID_INVALID (phys_cpuid_t)(-1)
296#endif
297
25956b66
HG
298static inline bool invalid_logical_cpuid(u32 cpuid)
299{
300 return (int)cpuid < 0;
301}
302
ddcc18f5
HG
303static inline bool invalid_phys_cpuid(phys_cpuid_t phys_id)
304{
305 return phys_id == PHYS_CPUID_INVALID;
306}
307
fd74da21 308/* Validate the processor object's proc_id */
a77d6cd9 309bool acpi_duplicate_processor_id(int proc_id);
bc946388 310/* Processor _CTS control */
77fb4e0a
RW
311struct acpi_processor_power;
312
bc946388
RW
313#ifdef CONFIG_ACPI_PROCESSOR_CSTATE
314bool acpi_processor_claim_cst_control(void);
77fb4e0a
RW
315int acpi_processor_evaluate_cst(acpi_handle handle, u32 cpu,
316 struct acpi_processor_power *info);
bc946388
RW
317#else
318static inline bool acpi_processor_claim_cst_control(void) { return false; }
77fb4e0a
RW
319static inline int acpi_processor_evaluate_cst(acpi_handle handle, u32 cpu,
320 struct acpi_processor_power *info)
321{
322 return -ENODEV;
323}
bc946388 324#endif
fd74da21 325
1da177e4
LT
326#ifdef CONFIG_ACPI_HOTPLUG_CPU
327/* Arch dependent functions for cpu hotplug support */
febf2407
VK
328int acpi_map_cpu(acpi_handle handle, phys_cpuid_t physid, u32 acpi_id,
329 int *pcpu);
d02dc27d 330int acpi_unmap_cpu(int cpu);
1da177e4
LT
331#endif /* CONFIG_ACPI_HOTPLUG_CPU */
332
ecf5636d
YL
333#ifdef CONFIG_ACPI_HOTPLUG_IOAPIC
334int acpi_get_ioapic_id(acpi_handle handle, u32 gsi_base, u64 *phys_addr);
335#endif
336
b1bb248a
KK
337int acpi_register_ioapic(acpi_handle handle, u64 phys_addr, u32 gsi_base);
338int acpi_unregister_ioapic(acpi_handle handle, u32 gsi_base);
e89900c9 339int acpi_ioapic_registered(acpi_handle handle, u32 gsi_base);
5229e87d 340void acpi_irq_stats_init(void);
5229e87d 341extern u32 acpi_irq_handled;
88bea188 342extern u32 acpi_irq_not_handled;
49e4b843 343extern unsigned int acpi_sci_irq;
13737181 344extern bool acpi_no_s5;
49e4b843
CY
345#define INVALID_ACPI_IRQ ((unsigned)-1)
346static inline bool acpi_sci_irq_valid(void)
347{
348 return acpi_sci_irq != INVALID_ACPI_IRQ;
349}
1da177e4 350
c255d844 351extern int sbf_port;
77afcf78 352extern unsigned long acpi_realmode_flags;
1da177e4 353
a2f809b0 354int acpi_register_gsi (struct device *dev, u32 gsi, int triggering, int polarity);
1da177e4 355int acpi_gsi_to_irq (u32 gsi, unsigned int *irq);
2c2df841 356int acpi_isa_irq_to_gsi (unsigned isa_irq, u32 *gsi);
1da177e4 357
2bc6eba4
MZ
358void acpi_set_irq_model(enum acpi_irq_model_id model,
359 struct fwnode_handle *fwnode);
360
621dc2fd
AB
361struct irq_domain *acpi_irq_create_hierarchy(unsigned int flags,
362 unsigned int size,
363 struct fwnode_handle *fwnode,
364 const struct irq_domain_ops *ops,
365 void *host_data);
366
61fd47e0 367#ifdef CONFIG_X86_IO_APIC
9a0a91bb 368extern int acpi_get_override_irq(u32 gsi, int *trigger, int *polarity);
61fd47e0 369#else
dfd6f9ad
AB
370static inline int acpi_get_override_irq(u32 gsi, int *trigger, int *polarity)
371{
372 return -1;
373}
61fd47e0 374#endif
1da177e4
LT
375/*
376 * This function undoes the effect of one call to acpi_register_gsi().
377 * If this matches the last registration, any IRQ resources for gsi
378 * are freed.
379 */
1da177e4 380void acpi_unregister_gsi (u32 gsi);
1da177e4 381
1da177e4
LT
382struct pci_dev;
383
384int acpi_pci_irq_enable (struct pci_dev *dev);
c9c3e457 385void acpi_penalize_isa_irq(int irq, int active);
5ebc7603 386bool acpi_isa_irq_available(int irq);
5d32a665 387#ifdef CONFIG_PCI
f1caa61d 388void acpi_penalize_sci_irq(int irq, int trigger, int polarity);
5d32a665
SK
389#else
390static inline void acpi_penalize_sci_irq(int irq, int trigger,
391 int polarity)
392{
393}
394#endif
1da177e4 395void acpi_pci_irq_disable (struct pci_dev *dev);
1da177e4 396
1da177e4
LT
397extern int ec_read(u8 addr, u8 *val);
398extern int ec_write(u8 addr, u8 val);
d7a76e4c
LP
399extern int ec_transaction(u8 command,
400 const u8 *wdata, unsigned wdata_len,
1cb7b1e0 401 u8 *rdata, unsigned rdata_len);
3e2abc5a 402extern acpi_handle ec_get_handle(void);
1da177e4 403
eec15edb
ZR
404extern bool acpi_is_pnp_device(struct acpi_device *);
405
bff431e4
CC
406#if defined(CONFIG_ACPI_WMI) || defined(CONFIG_ACPI_WMI_MODULE)
407
408typedef void (*wmi_notify_handler) (u32 value, void *context);
409
410extern acpi_status wmi_evaluate_method(const char *guid, u8 instance,
411 u32 method_id,
412 const struct acpi_buffer *in,
413 struct acpi_buffer *out);
414extern acpi_status wmi_query_block(const char *guid, u8 instance,
415 struct acpi_buffer *out);
416extern acpi_status wmi_set_block(const char *guid, u8 instance,
417 const struct acpi_buffer *in);
418extern acpi_status wmi_install_notify_handler(const char *guid,
419 wmi_notify_handler handler, void *data);
420extern acpi_status wmi_remove_notify_handler(const char *guid);
421extern acpi_status wmi_get_event_data(u32 event, struct acpi_buffer *out);
422extern bool wmi_has_guid(const char *guid);
e7488e58 423extern char *wmi_get_acpi_device_uid(const char *guid);
bff431e4
CC
424
425#endif /* CONFIG_ACPI_WMI */
426
c3d6de69
TR
427#define ACPI_VIDEO_OUTPUT_SWITCHING 0x0001
428#define ACPI_VIDEO_DEVICE_POSTING 0x0002
429#define ACPI_VIDEO_ROM_AVAILABLE 0x0004
430#define ACPI_VIDEO_BACKLIGHT 0x0008
431#define ACPI_VIDEO_BACKLIGHT_FORCE_VENDOR 0x0010
432#define ACPI_VIDEO_BACKLIGHT_FORCE_VIDEO 0x0020
433#define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VENDOR 0x0040
434#define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VIDEO 0x0080
435#define ACPI_VIDEO_BACKLIGHT_DMI_VENDOR 0x0100
436#define ACPI_VIDEO_BACKLIGHT_DMI_VIDEO 0x0200
437#define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VENDOR 0x0400
438#define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VIDEO 0x0800
439
14ca7a47 440extern char acpi_video_backlight_string[];
d4e1a692 441extern long acpi_is_video_device(acpi_handle handle);
1da177e4 442extern int acpi_blacklisted(void);
d90aa92c 443extern void acpi_osi_setup(char *str);
a87878ba 444extern bool acpi_osi_is_win8(void);
1da177e4 445
1da177e4 446#ifdef CONFIG_ACPI_NUMA
8fc5c735 447int acpi_map_pxm_to_node(int pxm);
486c79b5 448int acpi_get_node(acpi_handle handle);
b2ca916c
DW
449
450/**
4eb3723f 451 * pxm_to_online_node - Map proximity ID to online node
b2ca916c
DW
452 * @pxm: ACPI proximity ID
453 *
4eb3723f 454 * This is similar to pxm_to_node(), but always returns an online
b2ca916c
DW
455 * node. When the mapped node from a given proximity ID is offline, it
456 * looks up the node distance table and returns the nearest online node.
457 *
458 * ACPI device drivers, which are called after the NUMA initialization has
459 * completed in the kernel, can call this interface to obtain their device
460 * NUMA topology from ACPI tables. Such drivers do not have to deal with
fe205d98
JC
461 * offline nodes. A node may be offline when SRAT memory entry does not exist,
462 * or NUMA is disabled, ex. "numa=off" on x86.
b2ca916c 463 */
4eb3723f 464static inline int pxm_to_online_node(int pxm)
b2ca916c 465{
fe205d98 466 int node = pxm_to_node(pxm);
b2ca916c
DW
467
468 return numa_map_to_online_node(node);
469}
1da177e4 470#else
4eb3723f 471static inline int pxm_to_online_node(int pxm)
99759869
TK
472{
473 return 0;
474}
8fc5c735
DW
475static inline int acpi_map_pxm_to_node(int pxm)
476{
477 return 0;
478}
486c79b5 479static inline int acpi_get_node(acpi_handle handle)
1e3590e2
YG
480{
481 return 0;
482}
1da177e4 483#endif
1e3590e2 484extern int acpi_paddr_to_node(u64 start_addr, u64 size);
1da177e4
LT
485
486extern int pnpacpi_disabled;
487
3484d798 488#define PXM_INVAL (-1)
3484d798 489
046d9ce6
RW
490bool acpi_dev_resource_memory(struct acpi_resource *ares, struct resource *res);
491bool acpi_dev_resource_io(struct acpi_resource *ares, struct resource *res);
492bool acpi_dev_resource_address_space(struct acpi_resource *ares,
a49170b5 493 struct resource_win *win);
046d9ce6 494bool acpi_dev_resource_ext_address_space(struct acpi_resource *ares,
a49170b5 495 struct resource_win *win);
046d9ce6 496unsigned long acpi_dev_irq_flags(u8 triggering, u8 polarity, u8 shareable);
55a93417 497unsigned int acpi_dev_get_irq_type(int triggering, int polarity);
046d9ce6
RW
498bool acpi_dev_resource_interrupt(struct acpi_resource *ares, int index,
499 struct resource *res);
500
8e345c99
RW
501void acpi_dev_free_resource_list(struct list_head *list);
502int acpi_dev_get_resources(struct acpi_device *adev, struct list_head *list,
503 int (*preproc)(struct acpi_resource *, void *),
504 void *preproc_data);
c04ac679
LP
505int acpi_dev_get_dma_resources(struct acpi_device *adev,
506 struct list_head *list);
62d1141f
JL
507int acpi_dev_filter_resource_type(struct acpi_resource *ares,
508 unsigned long types);
509
510static inline int acpi_dev_filter_resource_type_cb(struct acpi_resource *ares,
511 void *arg)
512{
513 return acpi_dev_filter_resource_type(ares, (unsigned long)arg);
514}
8e345c99 515
00710984
BH
516struct acpi_device *acpi_resource_consumer(struct resource *res);
517
876fba43 518int acpi_check_resource_conflict(const struct resource *res);
443dea72 519
df92e695
TR
520int acpi_check_region(resource_size_t start, resource_size_t n,
521 const char *name);
df92e695 522
70dd6bea
JD
523int acpi_resources_are_enforced(void);
524
9743fdea 525#ifdef CONFIG_HIBERNATION
f6c46b1d 526extern int acpi_check_s4_hw_signature;
9743fdea
YL
527#endif
528
529#ifdef CONFIG_PM_SLEEP
d8f3de0d 530void __init acpi_old_suspend_ordering(void);
72ad5d77 531void __init acpi_nvs_nosave(void);
1bad2f19 532void __init acpi_nvs_nosave_s3(void);
57044031 533void __init acpi_sleep_no_blacklist(void);
d8f3de0d 534#endif /* CONFIG_PM_SLEEP */
9f5404d8 535
ddfd9dcf
HG
536int acpi_register_wakeup_handler(
537 int wake_irq, bool (*wakeup)(void *context), void *context);
538void acpi_unregister_wakeup_handler(
539 bool (*wakeup)(void *context), void *context);
540
70023de8 541struct acpi_osc_context {
c8678473 542 char *uuid_str; /* UUID string */
70023de8 543 int rev;
c8678473
BH
544 struct acpi_buffer cap; /* list of DWORD capabilities */
545 struct acpi_buffer ret; /* free by caller if success */
70023de8
SL
546};
547
70023de8
SL
548acpi_status acpi_run_osc(acpi_handle handle, struct acpi_osc_context *context);
549
241d26bc
DW
550/* Number of _OSC capability DWORDS depends on bridge type */
551#define OSC_PCI_CAPABILITY_DWORDS 3
552#define OSC_CXL_CAPABILITY_DWORDS 5
553
56368029 554/* Indexes into _OSC Capabilities Buffer (DWORDs 2 to 5 are device-specific) */
b938a229
BH
555#define OSC_QUERY_DWORD 0 /* DWORD 1 */
556#define OSC_SUPPORT_DWORD 1 /* DWORD 2 */
557#define OSC_CONTROL_DWORD 2 /* DWORD 3 */
56368029
VV
558#define OSC_EXT_SUPPORT_DWORD 3 /* DWORD 4 */
559#define OSC_EXT_CONTROL_DWORD 4 /* DWORD 5 */
9f5404d8 560
dedf1e4d
BH
561/* _OSC Capabilities DWORD 1: Query/Control and Error Returns (generic) */
562#define OSC_QUERY_ENABLE 0x00000001 /* input */
563#define OSC_REQUEST_ERROR 0x00000002 /* return */
564#define OSC_INVALID_UUID_ERROR 0x00000004 /* return */
565#define OSC_INVALID_REVISION_ERROR 0x00000008 /* return */
566#define OSC_CAPABILITIES_MASK_ERROR 0x00000010 /* return */
9f5404d8 567
dedf1e4d
BH
568/* Platform-Wide Capabilities _OSC: Capabilities DWORD 2: Support Field */
569#define OSC_SB_PAD_SUPPORT 0x00000001
570#define OSC_SB_PPC_OST_SUPPORT 0x00000002
571#define OSC_SB_PR3_SUPPORT 0x00000004
572#define OSC_SB_HOTPLUG_OST_SUPPORT 0x00000008
573#define OSC_SB_APEI_SUPPORT 0x00000010
574#define OSC_SB_CPC_SUPPORT 0x00000020
a36a7fec
SH
575#define OSC_SB_CPCV2_SUPPORT 0x00000040
576#define OSC_SB_PCLPI_SUPPORT 0x00000080
577#define OSC_SB_OSLPI_SUPPORT 0x00000100
8b533a0e 578#define OSC_SB_CPC_DIVERSE_HIGH_SUPPORT 0x00001000
01aabca2 579#define OSC_SB_GENERIC_INITIATOR_SUPPORT 0x00002000
0651ab90 580#define OSC_SB_CPC_FLEXIBLE_ADR_SPACE 0x00004000
5a6a2c0f 581#define OSC_SB_NATIVE_USB4_SUPPORT 0x00040000
bd7a94c0 582#define OSC_SB_PRM_SUPPORT 0x00200000
3563ff96 583
eccddd32 584extern bool osc_sb_apei_support_acked;
a36a7fec 585extern bool osc_pc_lpi_support_confirmed;
5a6a2c0f 586extern bool osc_sb_native_usb4_support_confirmed;
c42fa24b 587extern bool osc_sb_cppc_not_supported;
0651ab90 588extern bool osc_cpc_flexible_adr_space_confirmed;
5a6a2c0f
MW
589
590/* USB4 Capabilities */
591#define OSC_USB_USB3_TUNNELING 0x00000001
592#define OSC_USB_DP_TUNNELING 0x00000002
593#define OSC_USB_PCIE_TUNNELING 0x00000004
594#define OSC_USB_XDOMAIN 0x00000008
595
596extern u32 osc_sb_native_usb4_control;
eccddd32 597
dedf1e4d 598/* PCI Host Bridge _OSC: Capabilities DWORD 2: Support Field */
7dab9ef4
BH
599#define OSC_PCI_EXT_CONFIG_SUPPORT 0x00000001
600#define OSC_PCI_ASPM_SUPPORT 0x00000002
601#define OSC_PCI_CLOCK_PM_SUPPORT 0x00000004
dedf1e4d 602#define OSC_PCI_SEGMENT_GROUPS_SUPPORT 0x00000008
7dab9ef4 603#define OSC_PCI_MSI_SUPPORT 0x00000010
ac1c8e35 604#define OSC_PCI_EDR_SUPPORT 0x00000080
ba11edc6 605#define OSC_PCI_HPX_TYPE_3_SUPPORT 0x00000100
dedf1e4d
BH
606
607/* PCI Host Bridge _OSC: Capabilities DWORD 3: Control Field */
608#define OSC_PCI_EXPRESS_NATIVE_HP_CONTROL 0x00000001
7dab9ef4 609#define OSC_PCI_SHPC_NATIVE_HP_CONTROL 0x00000002
dedf1e4d
BH
610#define OSC_PCI_EXPRESS_PME_CONTROL 0x00000004
611#define OSC_PCI_EXPRESS_AER_CONTROL 0x00000008
7dab9ef4 612#define OSC_PCI_EXPRESS_CAPABILITY_CONTROL 0x00000010
af8bb9f8 613#define OSC_PCI_EXPRESS_LTR_CONTROL 0x00000020
ac1c8e35 614#define OSC_PCI_EXPRESS_DPC_CONTROL 0x00000080
d90116ea 615
56368029
VV
616/* CXL _OSC: Capabilities DWORD 4: Support Field */
617#define OSC_CXL_1_1_PORT_REG_ACCESS_SUPPORT 0x00000001
618#define OSC_CXL_2_0_PORT_DEV_REG_ACCESS_SUPPORT 0x00000002
619#define OSC_CXL_PROTOCOL_ERR_REPORTING_SUPPORT 0x00000004
620#define OSC_CXL_NATIVE_HP_SUPPORT 0x00000008
621
622/* CXL _OSC: Capabilities DWORD 5: Control Field */
623#define OSC_CXL_ERROR_REPORTING_CONTROL 0x00000001
624
cc10eee9
VV
625static inline u32 acpi_osc_ctx_get_pci_control(struct acpi_osc_context *context)
626{
627 u32 *ret = context->ret.pointer;
628
629 return ret[OSC_CONTROL_DWORD];
630}
631
56368029
VV
632static inline u32 acpi_osc_ctx_get_cxl_control(struct acpi_osc_context *context)
633{
634 u32 *ret = context->ret.pointer;
635
636 return ret[OSC_EXT_CONTROL_DWORD];
637}
638
5d98e61d
LT
639#define ACPI_GSB_ACCESS_ATTRIB_QUICK 0x00000002
640#define ACPI_GSB_ACCESS_ATTRIB_SEND_RCV 0x00000004
641#define ACPI_GSB_ACCESS_ATTRIB_BYTE 0x00000006
642#define ACPI_GSB_ACCESS_ATTRIB_WORD 0x00000008
643#define ACPI_GSB_ACCESS_ATTRIB_BLOCK 0x0000000A
644#define ACPI_GSB_ACCESS_ATTRIB_MULTIBYTE 0x0000000B
645#define ACPI_GSB_ACCESS_ATTRIB_WORD_CALL 0x0000000C
646#define ACPI_GSB_ACCESS_ATTRIB_BLOCK_CALL 0x0000000D
647#define ACPI_GSB_ACCESS_ATTRIB_RAW_BYTES 0x0000000E
648#define ACPI_GSB_ACCESS_ATTRIB_RAW_PROCESS 0x0000000F
649
275c58d7
TK
650/* Enable _OST when all relevant hotplug operations are enabled */
651#if defined(CONFIG_ACPI_HOTPLUG_CPU) && \
08f502c1 652 defined(CONFIG_ACPI_HOTPLUG_MEMORY) && \
64fd7401 653 defined(CONFIG_ACPI_CONTAINER)
275c58d7
TK
654#define ACPI_HOTPLUG_OST
655#endif
656
657/* _OST Source Event Code (OSPM Action) */
658#define ACPI_OST_EC_OSPM_SHUTDOWN 0x100
659#define ACPI_OST_EC_OSPM_EJECT 0x103
660#define ACPI_OST_EC_OSPM_INSERTION 0x200
661
662/* _OST General Processing Status Code */
663#define ACPI_OST_SC_SUCCESS 0x0
664#define ACPI_OST_SC_NON_SPECIFIC_FAILURE 0x1
665#define ACPI_OST_SC_UNRECOGNIZED_NOTIFY 0x2
666
667/* _OST OS Shutdown Processing (0x100) Status Code */
668#define ACPI_OST_SC_OS_SHUTDOWN_DENIED 0x80
669#define ACPI_OST_SC_OS_SHUTDOWN_IN_PROGRESS 0x81
670#define ACPI_OST_SC_OS_SHUTDOWN_COMPLETED 0x82
671#define ACPI_OST_SC_OS_SHUTDOWN_NOT_SUPPORTED 0x83
672
673/* _OST Ejection Request (0x3, 0x103) Status Code */
674#define ACPI_OST_SC_EJECT_NOT_SUPPORTED 0x80
675#define ACPI_OST_SC_DEVICE_IN_USE 0x81
676#define ACPI_OST_SC_DEVICE_BUSY 0x82
677#define ACPI_OST_SC_EJECT_DEPENDENCY_BUSY 0x83
678#define ACPI_OST_SC_EJECT_IN_PROGRESS 0x84
679
680/* _OST Insertion Request (0x200) Status Code */
681#define ACPI_OST_SC_INSERT_IN_PROGRESS 0x80
682#define ACPI_OST_SC_DRIVER_LOAD_FAILURE 0x81
683#define ACPI_OST_SC_INSERT_NOT_SUPPORTED 0x82
684
5aa5911a
TK
685enum acpi_predicate {
686 all_versions,
687 less_than_or_equal,
688 equal,
689 greater_than_or_equal,
690};
691
692/* Table must be terminted by a NULL entry */
693struct acpi_platform_list {
694 char oem_id[ACPI_OEM_ID_SIZE+1];
695 char oem_table_id[ACPI_OEM_TABLE_ID_SIZE+1];
696 u32 oem_revision;
697 char *table;
698 enum acpi_predicate pred;
699 char *reason;
700 u32 data;
701};
702int acpi_match_platform_list(const struct acpi_platform_list *plat);
703
4a7a16dc 704extern void acpi_early_init(void);
b064a8fa 705extern void acpi_subsystem_init(void);
63fab697 706extern void arch_post_acpi_subsys_init(void);
4a7a16dc 707
b54ac6d2
HY
708extern int acpi_nvs_register(__u64 start, __u64 size);
709
710extern int acpi_nvs_for_each_region(int (*func)(__u64, __u64, void *),
711 void *data);
712
cf761af9
MW
713const struct acpi_device_id *acpi_match_device(const struct acpi_device_id *ids,
714 const struct device *dev);
715
67dcc26d 716const void *acpi_device_get_match_data(const struct device *dev);
733e6251
MW
717extern bool acpi_driver_match_device(struct device *dev,
718 const struct device_driver *drv);
6eb2451f
ZR
719int acpi_device_uevent_modalias(struct device *, struct kobj_uevent_env *);
720int acpi_device_modalias(struct device *, char *, int);
721
1571875b 722struct platform_device *acpi_create_platform_device(struct acpi_device *,
2cbfae0f 723 const struct property_entry *);
cf761af9
MW
724#define ACPI_PTR(_ptr) (_ptr)
725
10c7e20b
OP
726static inline void acpi_device_set_enumerated(struct acpi_device *adev)
727{
728 adev->flags.visited = true;
729}
730
731static inline void acpi_device_clear_enumerated(struct acpi_device *adev)
732{
733 adev->flags.visited = false;
734}
735
68bdb677
OP
736enum acpi_reconfig_event {
737 ACPI_RECONFIG_DEVICE_ADD = 0,
738 ACPI_RECONFIG_DEVICE_REMOVE,
739};
740
741int acpi_reconfig_notifier_register(struct notifier_block *nb);
742int acpi_reconfig_notifier_unregister(struct notifier_block *nb);
743
5f1ae4eb
FW
744#ifdef CONFIG_ACPI_GTDT
745int acpi_gtdt_init(struct acpi_table_header *table, int *platform_timer_count);
746int acpi_gtdt_map_ppi(int type);
747bool acpi_gtdt_c3stop(int type);
a712c3ed 748int acpi_arch_timer_mem_init(struct arch_timer_mem *timer_mem, int *timer_count);
5f1ae4eb
FW
749#endif
750
41fa1ee9
JB
751#ifndef ACPI_HAVE_ARCH_SET_ROOT_POINTER
752static inline void acpi_arch_set_root_pointer(u64 addr)
753{
754}
755#endif
756
dfc9327a
JG
757#ifndef ACPI_HAVE_ARCH_GET_ROOT_POINTER
758static inline u64 acpi_arch_get_root_pointer(void)
759{
760 return 0;
761}
762#endif
763
7ec16433
CJ
764int acpi_get_local_address(acpi_handle handle, u32 *addr);
765
e55a5999
FT
766#else /* !CONFIG_ACPI */
767
768#define acpi_disabled 1
769
7b199811
RW
770#define ACPI_COMPANION(dev) (NULL)
771#define ACPI_COMPANION_SET(dev, adev) do { } while (0)
772#define ACPI_HANDLE(dev) (NULL)
7c6c57f2 773#define ACPI_HANDLE_FWNODE(fwnode) (NULL)
26095a01 774#define ACPI_DEVICE_CLASS(_cls, _msk) .cls = (0), .cls_msk = (0),
7b199811 775
3b0d3101
DW
776#include <acpi/acpi_numa.h>
777
8a0662d9
RW
778struct fwnode_handle;
779
6eb17e0d
KY
780static inline bool acpi_dev_found(const char *hid)
781{
782 return false;
783}
784
8661423e
HG
785static inline bool acpi_dev_present(const char *hid, const char *uid, s64 hrv)
786{
787 return false;
788}
789
35009c80
AS
790struct acpi_device;
791
792static inline bool
793acpi_dev_hid_uid_match(struct acpi_device *adev, const char *hid2, const char *uid2)
794{
795 return false;
796}
797
817b4d64
AS
798static inline struct acpi_device *
799acpi_dev_get_first_match_dev(const char *hid, const char *uid, s64 hrv)
800{
801 return NULL;
802}
803
8eb99e9a
HG
804static inline bool acpi_reduced_hardware(void)
805{
806 return false;
807}
808
fe066621
Y
809static inline void acpi_dev_put(struct acpi_device *adev) {}
810
ff70784a 811static inline bool is_acpi_node(const struct fwnode_handle *fwnode)
8a0662d9
RW
812{
813 return false;
814}
815
ff70784a 816static inline bool is_acpi_device_node(const struct fwnode_handle *fwnode)
3a7a2ab8
RW
817{
818 return false;
819}
820
5c1a72a0 821static inline struct acpi_device *to_acpi_device_node(const struct fwnode_handle *fwnode)
3a7a2ab8
RW
822{
823 return NULL;
824}
825
ff70784a 826static inline bool is_acpi_data_node(const struct fwnode_handle *fwnode)
3a7a2ab8
RW
827{
828 return false;
829}
830
5c1a72a0 831static inline struct acpi_data_node *to_acpi_data_node(const struct fwnode_handle *fwnode)
8a0662d9
RW
832{
833 return NULL;
834}
835
5c1a72a0 836static inline bool acpi_data_node_match(const struct fwnode_handle *fwnode,
613e9721
AT
837 const char *name)
838{
839 return false;
840}
841
8a0662d9
RW
842static inline struct fwnode_handle *acpi_fwnode_handle(struct acpi_device *adev)
843{
844 return NULL;
845}
846
ca5b74d2
RW
847static inline bool has_acpi_companion(struct device *dev)
848{
849 return false;
850}
851
c0e5c445
DB
852static inline void acpi_preset_companion(struct device *dev,
853 struct acpi_device *parent, u64 addr)
854{
855}
856
45c42a7f
JN
857static inline const char *acpi_dev_name(struct acpi_device *adev)
858{
859 return NULL;
860}
861
daae45ca
LW
862static inline struct device *acpi_get_first_physical_node(struct acpi_device *adev)
863{
864 return NULL;
865}
866
4a7a16dc 867static inline void acpi_early_init(void) { }
b064a8fa 868static inline void acpi_subsystem_init(void) { }
53de49f5 869
cbf9bd60
YL
870static inline int early_acpi_boot_init(void)
871{
872 return 0;
873}
53de49f5
AM
874static inline int acpi_boot_init(void)
875{
876 return 0;
877}
878
1a1c130a
RW
879static inline void acpi_boot_table_prepare(void)
880{
881}
882
8558e394 883static inline void acpi_boot_table_init(void)
53de49f5 884{
53de49f5
AM
885}
886
3c999f14
YL
887static inline int acpi_mps_check(void)
888{
889 return 0;
890}
891
443dea72
TR
892static inline int acpi_check_resource_conflict(struct resource *res)
893{
894 return 0;
895}
896
df92e695
TR
897static inline int acpi_check_region(resource_size_t start, resource_size_t n,
898 const char *name)
899{
900 return 0;
901}
902
e55a5999
FT
903struct acpi_table_header;
904static inline int acpi_table_parse(char *id,
905 int (*handler)(struct acpi_table_header *))
906{
f8a571b2 907 return -ENODEV;
e55a5999 908}
6fed05c9 909
b54ac6d2 910static inline int acpi_nvs_register(__u64 start, __u64 size)
6fed05c9
RW
911{
912 return 0;
913}
b54ac6d2
HY
914
915static inline int acpi_nvs_for_each_region(int (*func)(__u64, __u64, void *),
916 void *data)
917{
918 return 0;
919}
920
cf761af9
MW
921struct acpi_device_id;
922
923static inline const struct acpi_device_id *acpi_match_device(
924 const struct acpi_device_id *ids, const struct device *dev)
80212a16
SK
925{
926 return NULL;
927}
928
67dcc26d 929static inline const void *acpi_device_get_match_data(const struct device *dev)
cf761af9
MW
930{
931 return NULL;
932}
933
934static inline bool acpi_driver_match_device(struct device *dev,
935 const struct device_driver *drv)
936{
937 return false;
938}
939
4ae39924 940static inline union acpi_object *acpi_evaluate_dsm(acpi_handle handle,
94116f81 941 const guid_t *guid,
1e0cb59d 942 u64 rev, u64 func,
4ae39924
KY
943 union acpi_object *argv4)
944{
945 return NULL;
946}
947
6eb2451f
ZR
948static inline int acpi_device_uevent_modalias(struct device *dev,
949 struct kobj_uevent_env *env)
950{
951 return -ENODEV;
952}
953
954static inline int acpi_device_modalias(struct device *dev,
955 char *buf, int size)
956{
957 return -ENODEV;
958}
959
ee61cfd9
SG
960static inline struct platform_device *
961acpi_create_platform_device(struct acpi_device *adev,
2cbfae0f 962 const struct property_entry *properties)
ee61cfd9
SG
963{
964 return NULL;
965}
966
3d7c821c 967static inline bool acpi_dma_supported(const struct acpi_device *adev)
d0562674
SS
968{
969 return false;
970}
971
b84f196d
SS
972static inline enum dev_dma_attr acpi_get_dma_attr(struct acpi_device *adev)
973{
974 return DEV_DMA_NOT_SUPPORTED;
975}
976
c04ac679
LP
977static inline int acpi_dma_get_range(struct device *dev, u64 *dma_addr,
978 u64 *offset, u64 *size)
979{
980 return -ENODEV;
981}
982
5a1bb638
S
983static inline int acpi_dma_configure(struct device *dev,
984 enum dev_dma_attr attr)
985{
986 return 0;
987}
d760a1ba 988
b8e069a2
LP
989static inline int acpi_dma_configure_id(struct device *dev,
990 enum dev_dma_attr attr,
991 const u32 *input_id)
992{
993 return 0;
994}
995
cf761af9
MW
996#define ACPI_PTR(_ptr) (NULL)
997
10c7e20b
OP
998static inline void acpi_device_set_enumerated(struct acpi_device *adev)
999{
1000}
1001
1002static inline void acpi_device_clear_enumerated(struct acpi_device *adev)
1003{
1004}
1005
68bdb677
OP
1006static inline int acpi_reconfig_notifier_register(struct notifier_block *nb)
1007{
1008 return -EINVAL;
1009}
1010
1011static inline int acpi_reconfig_notifier_unregister(struct notifier_block *nb)
1012{
1013 return -EINVAL;
1014}
1015
00710984
BH
1016static inline struct acpi_device *acpi_resource_consumer(struct resource *res)
1017{
1018 return NULL;
1019}
1020
7ec16433
CJ
1021static inline int acpi_get_local_address(acpi_handle handle, u32 *addr)
1022{
1023 return -ENODEV;
1024}
1025
e9380df8
ML
1026static inline int acpi_register_wakeup_handler(int wake_irq,
1027 bool (*wakeup)(void *context), void *context)
1028{
1029 return -ENXIO;
1030}
1031
1032static inline void acpi_unregister_wakeup_handler(
1033 bool (*wakeup)(void *context), void *context) { }
1034
cc10eee9
VV
1035struct acpi_osc_context;
1036static inline u32 acpi_osc_ctx_get_pci_control(struct acpi_osc_context *context)
56368029
VV
1037{
1038 return 0;
1039}
1040
1041static inline u32 acpi_osc_ctx_get_cxl_control(struct acpi_osc_context *context)
cc10eee9
VV
1042{
1043 return 0;
1044}
1045
b54ac6d2 1046#endif /* !CONFIG_ACPI */
6fed05c9 1047
fe7bd58f
RW
1048#ifdef CONFIG_ACPI_HOTPLUG_IOAPIC
1049int acpi_ioapic_add(acpi_handle root);
1050#else
1051static inline int acpi_ioapic_add(acpi_handle root) { return 0; }
1052#endif
1053
09f98a82
TL
1054#ifdef CONFIG_ACPI
1055void acpi_os_set_prepare_sleep(int (*func)(u8 sleep_state,
1056 u32 pm1a_ctrl, u32 pm1b_ctrl));
1057
1058acpi_status acpi_os_prepare_sleep(u8 sleep_state,
1059 u32 pm1a_control, u32 pm1b_control);
d6b47b12
BG
1060
1061void acpi_os_set_prepare_extended_sleep(int (*func)(u8 sleep_state,
1062 u32 val_a, u32 val_b));
1063
1064acpi_status acpi_os_prepare_extended_sleep(u8 sleep_state,
1065 u32 val_a, u32 val_b);
20e1d640
ML
1066#ifdef CONFIG_X86
1067struct acpi_s2idle_dev_ops {
1068 struct list_head list_node;
1069 void (*prepare)(void);
1070 void (*restore)(void);
1071};
1072int acpi_register_lps0_dev(struct acpi_s2idle_dev_ops *arg);
1073void acpi_unregister_lps0_dev(struct acpi_s2idle_dev_ops *arg);
1074#endif /* CONFIG_X86 */
a509a66a 1075#ifndef CONFIG_IA64
8e30524d
TR
1076void arch_reserve_mem_area(acpi_physical_address addr, size_t size);
1077#else
1078static inline void arch_reserve_mem_area(acpi_physical_address addr,
1079 size_t size)
1080{
1081}
1082#endif /* CONFIG_X86 */
09f98a82
TL
1083#else
1084#define acpi_os_set_prepare_sleep(func, pm1a_ctrl, pm1b_ctrl) do { } while (0)
1085#endif
1086
5de21bb9 1087#if defined(CONFIG_ACPI) && defined(CONFIG_PM)
cbe25ce3 1088int acpi_dev_suspend(struct device *dev, bool wakeup);
63705c40 1089int acpi_dev_resume(struct device *dev);
e5cc8ef3
RW
1090int acpi_subsys_runtime_suspend(struct device *dev);
1091int acpi_subsys_runtime_resume(struct device *dev);
5de21bb9 1092int acpi_dev_pm_attach(struct device *dev, bool power_on);
2744d7a0 1093bool acpi_storage_d3(struct device *dev);
b82a7df4 1094bool acpi_dev_state_d0(struct device *dev);
e5cc8ef3 1095#else
e5cc8ef3
RW
1096static inline int acpi_subsys_runtime_suspend(struct device *dev) { return 0; }
1097static inline int acpi_subsys_runtime_resume(struct device *dev) { return 0; }
5de21bb9
RW
1098static inline int acpi_dev_pm_attach(struct device *dev, bool power_on)
1099{
919b7308 1100 return 0;
5de21bb9 1101}
2744d7a0
ML
1102static inline bool acpi_storage_d3(struct device *dev)
1103{
1104 return false;
1105}
b82a7df4
SA
1106static inline bool acpi_dev_state_d0(struct device *dev)
1107{
1108 return true;
1109}
e5cc8ef3
RW
1110#endif
1111
d79beb39 1112#if defined(CONFIG_ACPI) && defined(CONFIG_PM_SLEEP)
e5cc8ef3 1113int acpi_subsys_prepare(struct device *dev);
4cf563c5 1114void acpi_subsys_complete(struct device *dev);
e5cc8ef3 1115int acpi_subsys_suspend_late(struct device *dev);
05087360 1116int acpi_subsys_suspend_noirq(struct device *dev);
4cf563c5
HK
1117int acpi_subsys_suspend(struct device *dev);
1118int acpi_subsys_freeze(struct device *dev);
c95b7595 1119int acpi_subsys_poweroff(struct device *dev);
10a08fd6
RW
1120void acpi_ec_mark_gpe_for_wake(void);
1121void acpi_ec_set_gpe_wake_mask(u8 action);
e5cc8ef3 1122#else
e5cc8ef3 1123static inline int acpi_subsys_prepare(struct device *dev) { return 0; }
4cf563c5 1124static inline void acpi_subsys_complete(struct device *dev) {}
e5cc8ef3 1125static inline int acpi_subsys_suspend_late(struct device *dev) { return 0; }
05087360 1126static inline int acpi_subsys_suspend_noirq(struct device *dev) { return 0; }
4cf563c5
HK
1127static inline int acpi_subsys_suspend(struct device *dev) { return 0; }
1128static inline int acpi_subsys_freeze(struct device *dev) { return 0; }
c95b7595 1129static inline int acpi_subsys_poweroff(struct device *dev) { return 0; }
10a08fd6
RW
1130static inline void acpi_ec_mark_gpe_for_wake(void) {}
1131static inline void acpi_ec_set_gpe_wake_mask(u8 action) {}
e5cc8ef3
RW
1132#endif
1133
fbfddae6
TK
1134#ifdef CONFIG_ACPI
1135__printf(3, 4)
1136void acpi_handle_printk(const char *level, acpi_handle handle,
1137 const char *fmt, ...);
4c324548
RW
1138void acpi_evaluation_failure_warn(acpi_handle handle, const char *name,
1139 acpi_status status);
fbfddae6
TK
1140#else /* !CONFIG_ACPI */
1141static inline __printf(3, 4) void
1142acpi_handle_printk(const char *level, void *handle, const char *fmt, ...) {}
4c324548
RW
1143static inline void acpi_evaluation_failure_warn(acpi_handle handle,
1144 const char *name,
1145 acpi_status status) {}
fbfddae6
TK
1146#endif /* !CONFIG_ACPI */
1147
45fef5b8
BM
1148#if defined(CONFIG_ACPI) && defined(CONFIG_DYNAMIC_DEBUG)
1149__printf(3, 4)
1150void __acpi_handle_debug(struct _ddebug *descriptor, acpi_handle handle, const char *fmt, ...);
45fef5b8
BM
1151#endif
1152
fbfddae6
TK
1153/*
1154 * acpi_handle_<level>: Print message with ACPI prefix and object path
1155 *
1156 * These interfaces acquire the global namespace mutex to obtain an object
1157 * path. In interrupt context, it shows the object path as <n/a>.
1158 */
1159#define acpi_handle_emerg(handle, fmt, ...) \
1160 acpi_handle_printk(KERN_EMERG, handle, fmt, ##__VA_ARGS__)
1161#define acpi_handle_alert(handle, fmt, ...) \
1162 acpi_handle_printk(KERN_ALERT, handle, fmt, ##__VA_ARGS__)
1163#define acpi_handle_crit(handle, fmt, ...) \
1164 acpi_handle_printk(KERN_CRIT, handle, fmt, ##__VA_ARGS__)
1165#define acpi_handle_err(handle, fmt, ...) \
1166 acpi_handle_printk(KERN_ERR, handle, fmt, ##__VA_ARGS__)
1167#define acpi_handle_warn(handle, fmt, ...) \
1168 acpi_handle_printk(KERN_WARNING, handle, fmt, ##__VA_ARGS__)
1169#define acpi_handle_notice(handle, fmt, ...) \
1170 acpi_handle_printk(KERN_NOTICE, handle, fmt, ##__VA_ARGS__)
1171#define acpi_handle_info(handle, fmt, ...) \
1172 acpi_handle_printk(KERN_INFO, handle, fmt, ##__VA_ARGS__)
1173
45fef5b8 1174#if defined(DEBUG)
fbfddae6
TK
1175#define acpi_handle_debug(handle, fmt, ...) \
1176 acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__)
1177#else
45fef5b8
BM
1178#if defined(CONFIG_DYNAMIC_DEBUG)
1179#define acpi_handle_debug(handle, fmt, ...) \
f1ebe04f
RV
1180 _dynamic_func_call(fmt, __acpi_handle_debug, \
1181 handle, pr_fmt(fmt), ##__VA_ARGS__)
45fef5b8 1182#else
fbfddae6
TK
1183#define acpi_handle_debug(handle, fmt, ...) \
1184({ \
1185 if (0) \
1186 acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__); \
1187 0; \
1188})
1189#endif
45fef5b8 1190#endif
fbfddae6 1191
f028d524 1192#if defined(CONFIG_ACPI) && defined(CONFIG_GPIOLIB)
25e3ef89
AS
1193bool acpi_gpio_get_irq_resource(struct acpi_resource *ares,
1194 struct acpi_resource_gpio **agpio);
043d7f09
DS
1195bool acpi_gpio_get_io_resource(struct acpi_resource *ares,
1196 struct acpi_resource_gpio **agpio);
80939021 1197int acpi_dev_gpio_irq_get_by(struct acpi_device *adev, const char *name, int index);
f028d524 1198#else
25e3ef89
AS
1199static inline bool acpi_gpio_get_irq_resource(struct acpi_resource *ares,
1200 struct acpi_resource_gpio **agpio)
1201{
1202 return false;
1203}
043d7f09
DS
1204static inline bool acpi_gpio_get_io_resource(struct acpi_resource *ares,
1205 struct acpi_resource_gpio **agpio)
1206{
1207 return false;
1208}
80939021
AS
1209static inline int acpi_dev_gpio_irq_get_by(struct acpi_device *adev,
1210 const char *name, int index)
c884fbd4
MW
1211{
1212 return -ENXIO;
1213}
f028d524
RW
1214#endif
1215
80939021
AS
1216static inline int acpi_dev_gpio_irq_get(struct acpi_device *adev, int index)
1217{
1218 return acpi_dev_gpio_irq_get_by(adev, NULL, index);
1219}
1220
ffdcd955
MW
1221/* Device properties */
1222
ffdcd955 1223#ifdef CONFIG_ACPI
99a85464 1224int acpi_dev_get_property(const struct acpi_device *adev, const char *name,
ffdcd955 1225 acpi_object_type type, const union acpi_object **obj);
99a85464 1226int __acpi_node_get_property_reference(const struct fwnode_handle *fwnode,
b60e4ea4 1227 const char *name, size_t index, size_t num_args,
977d5ad3 1228 struct fwnode_reference_args *args);
b60e4ea4 1229
99a85464
SA
1230static inline int acpi_node_get_property_reference(
1231 const struct fwnode_handle *fwnode,
b60e4ea4 1232 const char *name, size_t index,
977d5ad3 1233 struct fwnode_reference_args *args)
b60e4ea4
MW
1234{
1235 return __acpi_node_get_property_reference(fwnode, name, index,
977d5ad3 1236 NR_FWNODE_REFERENCE_ARGS, args);
b60e4ea4 1237}
b31384fa 1238
5f5e4890
MW
1239static inline bool acpi_dev_has_props(const struct acpi_device *adev)
1240{
1241 return !list_empty(&adev->data.properties);
1242}
1243
1244struct acpi_device_properties *
1245acpi_data_add_props(struct acpi_device_data *data, const guid_t *guid,
1246 const union acpi_object *properties);
1247
99a85464 1248int acpi_node_prop_get(const struct fwnode_handle *fwnode, const char *propname,
3a7a2ab8 1249 void **valptr);
8a0662d9 1250
37ba983c 1251struct fwnode_handle *acpi_get_next_subnode(const struct fwnode_handle *fwnode,
34055190 1252 struct fwnode_handle *child);
e647b532
MZ
1253
1254struct acpi_probe_entry;
1255typedef bool (*acpi_probe_entry_validate_subtbl)(struct acpi_subtable_header *,
1256 struct acpi_probe_entry *);
1257
1258#define ACPI_TABLE_ID_LEN 5
1259
1260/**
1261 * struct acpi_probe_entry - boot-time probing entry
1262 * @id: ACPI table name
1263 * @type: Optional subtable type to match
1264 * (if @id contains subtables)
1265 * @subtable_valid: Optional callback to check the validity of
1266 * the subtable
1267 * @probe_table: Callback to the driver being probed when table
1268 * match is successful
1269 * @probe_subtbl: Callback to the driver being probed when table and
1270 * subtable match (and optional callback is successful)
1271 * @driver_data: Sideband data provided back to the driver
1272 */
1273struct acpi_probe_entry {
1274 __u8 id[ACPI_TABLE_ID_LEN];
1275 __u8 type;
1276 acpi_probe_entry_validate_subtbl subtable_valid;
1277 union {
1278 acpi_tbl_table_handler probe_table;
1279 acpi_tbl_entry_handler probe_subtbl;
1280 };
1281 kernel_ulong_t driver_data;
1282};
1283
8ebf642f
OC
1284#define ACPI_DECLARE_PROBE_ENTRY(table, name, table_id, subtable, \
1285 valid, data, fn) \
e647b532 1286 static const struct acpi_probe_entry __acpi_probe_##name \
33def849 1287 __used __section("__" #table "_acpi_probe_table") = { \
e647b532
MZ
1288 .id = table_id, \
1289 .type = subtable, \
1290 .subtable_valid = valid, \
8ebf642f
OC
1291 .probe_table = fn, \
1292 .driver_data = data, \
1293 }
e647b532 1294
89778093
OC
1295#define ACPI_DECLARE_SUBTABLE_PROBE_ENTRY(table, name, table_id, \
1296 subtable, valid, data, fn) \
1297 static const struct acpi_probe_entry __acpi_probe_##name \
33def849 1298 __used __section("__" #table "_acpi_probe_table") = { \
89778093
OC
1299 .id = table_id, \
1300 .type = subtable, \
1301 .subtable_valid = valid, \
1302 .probe_subtbl = fn, \
1303 .driver_data = data, \
1304 }
e647b532
MZ
1305
1306#define ACPI_PROBE_TABLE(name) __##name##_acpi_probe_table
1307#define ACPI_PROBE_TABLE_END(name) __##name##_acpi_probe_table_end
1308
1309int __acpi_probe_device_table(struct acpi_probe_entry *start, int nr);
1310
1311#define acpi_probe_device_table(t) \
1312 ({ \
1313 extern struct acpi_probe_entry ACPI_PROBE_TABLE(t), \
1314 ACPI_PROBE_TABLE_END(t); \
1315 __acpi_probe_device_table(&ACPI_PROBE_TABLE(t), \
1316 (&ACPI_PROBE_TABLE_END(t) - \
1317 &ACPI_PROBE_TABLE(t))); \
1318 })
ffdcd955
MW
1319#else
1320static inline int acpi_dev_get_property(struct acpi_device *adev,
1321 const char *name, acpi_object_type type,
1322 const union acpi_object **obj)
1323{
1324 return -ENXIO;
1325}
3a7a2ab8 1326
b60e4ea4 1327static inline int
99a85464 1328__acpi_node_get_property_reference(const struct fwnode_handle *fwnode,
b60e4ea4 1329 const char *name, size_t index, size_t num_args,
977d5ad3 1330 struct fwnode_reference_args *args)
b60e4ea4
MW
1331{
1332 return -ENXIO;
1333}
1334
99a85464
SA
1335static inline int
1336acpi_node_get_property_reference(const struct fwnode_handle *fwnode,
1337 const char *name, size_t index,
977d5ad3 1338 struct fwnode_reference_args *args)
ffdcd955
MW
1339{
1340 return -ENXIO;
1341}
b31384fa 1342
99a85464 1343static inline int acpi_node_prop_get(const struct fwnode_handle *fwnode,
3a7a2ab8
RW
1344 const char *propname,
1345 void **valptr)
ffdcd955
MW
1346{
1347 return -ENXIO;
1348}
b31384fa 1349
34055190 1350static inline struct fwnode_handle *
37ba983c
SA
1351acpi_get_next_subnode(const struct fwnode_handle *fwnode,
1352 struct fwnode_handle *child)
8a0662d9
RW
1353{
1354 return NULL;
1355}
1356
79389a83 1357static inline struct fwnode_handle *
37ba983c 1358acpi_graph_get_next_endpoint(const struct fwnode_handle *fwnode,
79389a83
MW
1359 struct fwnode_handle *prev)
1360{
1361 return ERR_PTR(-ENXIO);
1362}
1363
1364static inline int
37ba983c 1365acpi_graph_get_remote_endpoint(const struct fwnode_handle *fwnode,
79389a83
MW
1366 struct fwnode_handle **remote,
1367 struct fwnode_handle **port,
1368 struct fwnode_handle **endpoint)
1369{
1370 return -ENXIO;
1371}
1372
3feab13c 1373#define ACPI_DECLARE_PROBE_ENTRY(table, name, table_id, subtable, valid, data, fn) \
e647b532
MZ
1374 static const void * __acpi_table_##name[] \
1375 __attribute__((unused)) \
1376 = { (void *) table_id, \
1377 (void *) subtable, \
1378 (void *) valid, \
1379 (void *) fn, \
1380 (void *) data }
1381
1382#define acpi_probe_device_table(t) ({ int __r = 0; __r;})
ffdcd955
MW
1383#endif
1384
da3d3f98
AM
1385#ifdef CONFIG_ACPI_TABLE_UPGRADE
1386void acpi_table_upgrade(void);
1387#else
1388static inline void acpi_table_upgrade(void) { }
1389#endif
1390
058dfc76
MW
1391#if defined(CONFIG_ACPI) && defined(CONFIG_ACPI_WATCHDOG)
1392extern bool acpi_has_watchdog(void);
1393#else
1394static inline bool acpi_has_watchdog(void) { return false; }
1395#endif
1396
ad1696f6 1397#ifdef CONFIG_ACPI_SPCR_TABLE
37ef38f3 1398extern bool qdf2400_e44_present;
0231d000 1399int acpi_parse_spcr(bool enable_earlycon, bool enable_console);
ad1696f6 1400#else
0231d000
PB
1401static inline int acpi_parse_spcr(bool enable_earlycon, bool enable_console)
1402{
1403 return 0;
1404}
ad1696f6
AM
1405#endif
1406
d44fa3d4
AVF
1407#if IS_ENABLED(CONFIG_ACPI_GENERIC_GSI)
1408int acpi_irq_get(acpi_handle handle, unsigned int index, struct resource *res);
1409#else
1410static inline
1411int acpi_irq_get(acpi_handle handle, unsigned int index, struct resource *res)
1412{
1413 return -EINVAL;
1414}
1415#endif
1416
eeb2d80d
SP
1417#ifdef CONFIG_ACPI_LPIT
1418int lpit_read_residency_count_address(u64 *address);
1419#else
1420static inline int lpit_read_residency_count_address(u64 *address)
1421{
1422 return -EINVAL;
1423}
1424#endif
1425
2520e627 1426#ifdef CONFIG_ACPI_PPTT
bbd1b706 1427int acpi_pptt_cpu_is_thread(unsigned int cpu);
2bd00bcd 1428int find_acpi_cpu_topology(unsigned int cpu, int level);
c5e22fef 1429int find_acpi_cpu_topology_cluster(unsigned int cpu);
2bd00bcd 1430int find_acpi_cpu_topology_package(unsigned int cpu);
56855a99 1431int find_acpi_cpu_topology_hetero_id(unsigned int cpu);
2bd00bcd 1432int find_acpi_cpu_cache_topology(unsigned int cpu, int level);
2520e627 1433#else
bbd1b706
JL
1434static inline int acpi_pptt_cpu_is_thread(unsigned int cpu)
1435{
1436 return -EINVAL;
1437}
2520e627
SH
1438static inline int find_acpi_cpu_topology(unsigned int cpu, int level)
1439{
1440 return -EINVAL;
1441}
c5e22fef
JC
1442static inline int find_acpi_cpu_topology_cluster(unsigned int cpu)
1443{
1444 return -EINVAL;
1445}
2520e627
SH
1446static inline int find_acpi_cpu_topology_package(unsigned int cpu)
1447{
1448 return -EINVAL;
1449}
56855a99
JL
1450static inline int find_acpi_cpu_topology_hetero_id(unsigned int cpu)
1451{
1452 return -EINVAL;
1453}
2520e627
SH
1454static inline int find_acpi_cpu_cache_topology(unsigned int cpu, int level)
1455{
1456 return -EINVAL;
1457}
1458#endif
2bd00bcd 1459
77e2a047
SH
1460#ifdef CONFIG_ACPI_PCC
1461void acpi_init_pcc(void);
1462#else
1463static inline void acpi_init_pcc(void) { }
1464#endif
1465
7847a145 1466#ifdef CONFIG_ACPI
d0b8e398
RW
1467extern void acpi_device_notify(struct device *dev);
1468extern void acpi_device_notify_remove(struct device *dev);
7847a145 1469#else
d0b8e398
RW
1470static inline void acpi_device_notify(struct device *dev) { }
1471static inline void acpi_device_notify_remove(struct device *dev) { }
7847a145
HK
1472#endif
1473
25be5e6c 1474#endif /*_LINUX_ACPI_H*/