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Linux 4.2-rc1
[deliverable/linux.git] / include / linux / acpi.h
CommitLineData
1da177e4
LT		 1/*
2 * acpi.h - ACPI Interface
3 *
4 * Copyright (C) 2001 Paul Diefenbaugh <paul.s.diefenbaugh@intel.com>
5 *
6 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 *
22 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
23 */
24
25#ifndef _LINUX_ACPI_H
26#define _LINUX_ACPI_H
27
5133375b 28#include <linux/errno.h>
443dea72 29#include <linux/ioport.h> /* for struct resource */
90e97820 30#include <linux/resource_ext.h>
cf761af9 31#include <linux/device.h>
b31384fa 32#include <linux/property.h>
3f5948fa 33
1da177e4
LT		 34#ifndef _LINUX
35#define _LINUX
36#endif
633adaba
LZ		 37#include <acpi/acpi.h>
38
39#ifdef CONFIG_ACPI
1da177e4
LT		 40
41#include <linux/list.h>
29b71a1c 42#include <linux/mod_devicetable.h>
45fef5b8 43#include <linux/dynamic_debug.h>
1da177e4 44
1da177e4
LT		 45#include <acpi/acpi_bus.h>
46#include <acpi/acpi_drivers.h>
762834e8 47#include <acpi/acpi_numa.h>
27d50c82 48#include <acpi/acpi_io.h>
1da177e4 49#include <asm/acpi.h>
1da177e4 50
7b199811
RW		 51static inline acpi_handle acpi_device_handle(struct acpi_device *adev)
52{
53 return adev ? adev->handle : NULL;
54}
55
c181fb3e 56#define ACPI_COMPANION(dev) to_acpi_node((dev)->fwnode)
97badf87
RW		 57#define ACPI_COMPANION_SET(dev, adev) set_primary_fwnode(dev, (adev) ? \
58 acpi_fwnode_handle(adev) : NULL)
7b199811
RW		 59#define ACPI_HANDLE(dev) acpi_device_handle(ACPI_COMPANION(dev))
60
ca5b74d2
RW		 61static inline bool has_acpi_companion(struct device *dev)
62{
63 return is_acpi_node(dev->fwnode);
64}
65
9c5ad36d
RW		 66static inline void acpi_preset_companion(struct device *dev,
67 struct acpi_device *parent, u64 addr)
68{
69 ACPI_COMPANION_SET(dev, acpi_find_child_device(parent, addr, NULL));
70}
71
45c42a7f
JN		 72static inline const char *acpi_dev_name(struct acpi_device *adev)
73{
74 return dev_name(&adev->dev);
75}
76
1da177e4
LT		 77enum acpi_irq_model_id {
78 ACPI_IRQ_MODEL_PIC = 0,
79 ACPI_IRQ_MODEL_IOAPIC,
80 ACPI_IRQ_MODEL_IOSAPIC,
3948ec94 81 ACPI_IRQ_MODEL_PLATFORM,
fbe61ec7 82 ACPI_IRQ_MODEL_GIC,
1da177e4
LT		 83 ACPI_IRQ_MODEL_COUNT
84};
85
86extern enum acpi_irq_model_id acpi_irq_model;
87
1da177e4
LT		 88enum acpi_interrupt_id {
89 ACPI_INTERRUPT_PMI = 1,
90 ACPI_INTERRUPT_INIT,
91 ACPI_INTERRUPT_CPEI,
92 ACPI_INTERRUPT_COUNT
93};
94
95#define ACPI_SPACE_MEM 0
96
1da177e4
LT		 97enum acpi_address_range_id {
98 ACPI_ADDRESS_RANGE_MEMORY = 1,
99 ACPI_ADDRESS_RANGE_RESERVED = 2,
100 ACPI_ADDRESS_RANGE_ACPI = 3,
101 ACPI_ADDRESS_RANGE_NVS = 4,
102 ACPI_ADDRESS_RANGE_COUNT
103};
104
1da177e4 105
1da177e4
LT		 106/* Table Handlers */
107
b43e1065 108typedef int (*acpi_tbl_table_handler)(struct acpi_table_header *table);
1da177e4 109
b43e1065
LZ		 110typedef int (*acpi_tbl_entry_handler)(struct acpi_subtable_header *header,
111 const unsigned long end);
1da177e4 112
53aac44c
TR		 113#ifdef CONFIG_ACPI_INITRD_TABLE_OVERRIDE
114void acpi_initrd_override(void *data, size_t size);
115#else
116static inline void acpi_initrd_override(void *data, size_t size)
117{
118}
119#endif
120
328281b1
HG		 121#define BAD_MADT_ENTRY(entry, end) ( \
122 (!entry) || (unsigned long)entry + sizeof(*entry) > end || \
123 ((struct acpi_subtable_header *)entry)->length < sizeof(*entry))
124
1da177e4 125char * __acpi_map_table (unsigned long phys_addr, unsigned long size);
970ec1a8 126void __acpi_unmap_table(char *map, unsigned long size);
cbf9bd60 127int early_acpi_boot_init(void);
1da177e4 128int acpi_boot_init (void);
8558e394 129void acpi_boot_table_init (void);
3c999f14 130int acpi_mps_check (void);
1da177e4
LT		 131int acpi_numa_init (void);
132
133int acpi_table_init (void);
b43e1065 134int acpi_table_parse(char *id, acpi_tbl_table_handler handler);
f08bb472
AC		 135int __init acpi_parse_entries(char *id, unsigned long table_size,
136 acpi_tbl_entry_handler handler,
137 struct acpi_table_header *table_header,
138 int entry_id, unsigned int max_entries);
6eb87fed 139int __init acpi_table_parse_entries(char *id, unsigned long table_size,
b43e1065
LZ		 140 int entry_id,
141 acpi_tbl_entry_handler handler,
142 unsigned int max_entries);
143int acpi_table_parse_madt(enum acpi_madt_type id,
144 acpi_tbl_entry_handler handler,
145 unsigned int max_entries);
ceb6c468 146int acpi_parse_mcfg (struct acpi_table_header *header);
5f3b1a8b 147void acpi_table_print_madt_entry (struct acpi_subtable_header *madt);
1da177e4
LT		 148
149/* the following four functions are architecture-dependent */
150void acpi_numa_slit_init (struct acpi_table_slit *slit);
15a58ed1 151void acpi_numa_processor_affinity_init (struct acpi_srat_cpu_affinity *pa);
7237d3de 152void acpi_numa_x2apic_affinity_init(struct acpi_srat_x2apic_cpu_affinity *pa);
095adbb6 153int acpi_numa_memory_affinity_init (struct acpi_srat_mem_affinity *ma);
1da177e4
LT		 154void acpi_numa_arch_fixup(void);
155
828aef37
CM		 156#ifndef PHYS_CPUID_INVALID
157typedef u32 phys_cpuid_t;
158#define PHYS_CPUID_INVALID (phys_cpuid_t)(-1)
159#endif
160
25956b66
HG		 161static inline bool invalid_logical_cpuid(u32 cpuid)
162{
163 return (int)cpuid < 0;
164}
165
ddcc18f5
HG		 166static inline bool invalid_phys_cpuid(phys_cpuid_t phys_id)
167{
168 return phys_id == PHYS_CPUID_INVALID;
169}
170
1da177e4
LT		 171#ifdef CONFIG_ACPI_HOTPLUG_CPU
172/* Arch dependent functions for cpu hotplug support */
828aef37 173int acpi_map_cpu(acpi_handle handle, phys_cpuid_t physid, int *pcpu);
d02dc27d 174int acpi_unmap_cpu(int cpu);
1da177e4
LT		 175#endif /* CONFIG_ACPI_HOTPLUG_CPU */
176
ecf5636d
YL		 177#ifdef CONFIG_ACPI_HOTPLUG_IOAPIC
178int acpi_get_ioapic_id(acpi_handle handle, u32 gsi_base, u64 *phys_addr);
179#endif
180
b1bb248a
KK		 181int acpi_register_ioapic(acpi_handle handle, u64 phys_addr, u32 gsi_base);
182int acpi_unregister_ioapic(acpi_handle handle, u32 gsi_base);
e89900c9 183int acpi_ioapic_registered(acpi_handle handle, u32 gsi_base);
5229e87d 184void acpi_irq_stats_init(void);
5229e87d 185extern u32 acpi_irq_handled;
88bea188 186extern u32 acpi_irq_not_handled;
1da177e4 187
c255d844 188extern int sbf_port;
77afcf78 189extern unsigned long acpi_realmode_flags;
1da177e4 190
a2f809b0 191int acpi_register_gsi (struct device *dev, u32 gsi, int triggering, int polarity);
1da177e4 192int acpi_gsi_to_irq (u32 gsi, unsigned int *irq);
2c2df841 193int acpi_isa_irq_to_gsi (unsigned isa_irq, u32 *gsi);
1da177e4 194
61fd47e0 195#ifdef CONFIG_X86_IO_APIC
9a0a91bb 196extern int acpi_get_override_irq(u32 gsi, int *trigger, int *polarity);
61fd47e0 197#else
9a0a91bb 198#define acpi_get_override_irq(gsi, trigger, polarity) (-1)
61fd47e0 199#endif
1da177e4
LT		 200/*
201 * This function undoes the effect of one call to acpi_register_gsi().
202 * If this matches the last registration, any IRQ resources for gsi
203 * are freed.
204 */
1da177e4 205void acpi_unregister_gsi (u32 gsi);
1da177e4 206
1da177e4
LT		 207struct pci_dev;
208
209int acpi_pci_irq_enable (struct pci_dev *dev);
c9c3e457 210void acpi_penalize_isa_irq(int irq, int active);
1da177e4 211
1da177e4 212void acpi_pci_irq_disable (struct pci_dev *dev);
1da177e4 213
1da177e4
LT		 214extern int ec_read(u8 addr, u8 *val);
215extern int ec_write(u8 addr, u8 val);
d7a76e4c
LP		 216extern int ec_transaction(u8 command,
217 const u8 *wdata, unsigned wdata_len,
1cb7b1e0 218 u8 *rdata, unsigned rdata_len);
3e2abc5a 219extern acpi_handle ec_get_handle(void);
1da177e4 220
eec15edb
ZR		 221extern bool acpi_is_pnp_device(struct acpi_device *);
222
bff431e4
CC		 223#if defined(CONFIG_ACPI_WMI) || defined(CONFIG_ACPI_WMI_MODULE)
224
225typedef void (*wmi_notify_handler) (u32 value, void *context);
226
227extern acpi_status wmi_evaluate_method(const char *guid, u8 instance,
228 u32 method_id,
229 const struct acpi_buffer *in,
230 struct acpi_buffer *out);
231extern acpi_status wmi_query_block(const char *guid, u8 instance,
232 struct acpi_buffer *out);
233extern acpi_status wmi_set_block(const char *guid, u8 instance,
234 const struct acpi_buffer *in);
235extern acpi_status wmi_install_notify_handler(const char *guid,
236 wmi_notify_handler handler, void *data);
237extern acpi_status wmi_remove_notify_handler(const char *guid);
238extern acpi_status wmi_get_event_data(u32 event, struct acpi_buffer *out);
239extern bool wmi_has_guid(const char *guid);
240
241#endif /* CONFIG_ACPI_WMI */
242
c3d6de69
TR		 243#define ACPI_VIDEO_OUTPUT_SWITCHING 0x0001
244#define ACPI_VIDEO_DEVICE_POSTING 0x0002
245#define ACPI_VIDEO_ROM_AVAILABLE 0x0004
246#define ACPI_VIDEO_BACKLIGHT 0x0008
247#define ACPI_VIDEO_BACKLIGHT_FORCE_VENDOR 0x0010
248#define ACPI_VIDEO_BACKLIGHT_FORCE_VIDEO 0x0020
249#define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VENDOR 0x0040
250#define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VIDEO 0x0080
251#define ACPI_VIDEO_BACKLIGHT_DMI_VENDOR 0x0100
252#define ACPI_VIDEO_BACKLIGHT_DMI_VIDEO 0x0200
253#define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VENDOR 0x0400
254#define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VIDEO 0x0800
255
14ca7a47 256extern char acpi_video_backlight_string[];
d4e1a692 257extern long acpi_is_video_device(acpi_handle handle);
1da177e4 258extern int acpi_blacklisted(void);
d4b7dc49 259extern void acpi_dmi_osi_linux(int enable, const struct dmi_system_id *d);
d90aa92c 260extern void acpi_osi_setup(char *str);
a87878ba 261extern bool acpi_osi_is_win8(void);
1da177e4 262
1da177e4 263#ifdef CONFIG_ACPI_NUMA
99759869 264int acpi_map_pxm_to_online_node(int pxm);
486c79b5 265int acpi_get_node(acpi_handle handle);
1da177e4 266#else
99759869
TK		 267static inline int acpi_map_pxm_to_online_node(int pxm)
268{
269 return 0;
270}
486c79b5 271static inline int acpi_get_node(acpi_handle handle)
1e3590e2
YG		 272{
273 return 0;
274}
1da177e4 275#endif
1e3590e2 276extern int acpi_paddr_to_node(u64 start_addr, u64 size);
1da177e4
LT		 277
278extern int pnpacpi_disabled;
279
3484d798 280#define PXM_INVAL (-1)
3484d798 281
046d9ce6
RW		 282bool acpi_dev_resource_memory(struct acpi_resource *ares, struct resource *res);
283bool acpi_dev_resource_io(struct acpi_resource *ares, struct resource *res);
284bool acpi_dev_resource_address_space(struct acpi_resource *ares,
a49170b5 285 struct resource_win *win);
046d9ce6 286bool acpi_dev_resource_ext_address_space(struct acpi_resource *ares,
a49170b5 287 struct resource_win *win);
046d9ce6
RW		 288unsigned long acpi_dev_irq_flags(u8 triggering, u8 polarity, u8 shareable);
289bool acpi_dev_resource_interrupt(struct acpi_resource *ares, int index,
290 struct resource *res);
291
8e345c99
RW		 292void acpi_dev_free_resource_list(struct list_head *list);
293int acpi_dev_get_resources(struct acpi_device *adev, struct list_head *list,
294 int (*preproc)(struct acpi_resource *, void *),
295 void *preproc_data);
62d1141f
JL		 296int acpi_dev_filter_resource_type(struct acpi_resource *ares,
297 unsigned long types);
298
299static inline int acpi_dev_filter_resource_type_cb(struct acpi_resource *ares,
300 void *arg)
301{
302 return acpi_dev_filter_resource_type(ares, (unsigned long)arg);
303}
8e345c99 304
876fba43 305int acpi_check_resource_conflict(const struct resource *res);
443dea72 306
df92e695
TR		 307int acpi_check_region(resource_size_t start, resource_size_t n,
308 const char *name);
df92e695 309
70dd6bea
JD		 310int acpi_resources_are_enforced(void);
311
0f1b414d
RW		 312int acpi_reserve_region(u64 start, unsigned int length, u8 space_id,
313 unsigned long flags, char *desc);
314
9743fdea 315#ifdef CONFIG_HIBERNATION
bdfe6b7c 316void __init acpi_no_s4_hw_signature(void);
9743fdea
YL		 317#endif
318
319#ifdef CONFIG_PM_SLEEP
d8f3de0d 320void __init acpi_old_suspend_ordering(void);
72ad5d77 321void __init acpi_nvs_nosave(void);
1bad2f19 322void __init acpi_nvs_nosave_s3(void);
d8f3de0d 323#endif /* CONFIG_PM_SLEEP */
9f5404d8 324
70023de8 325struct acpi_osc_context {
c8678473 326 char *uuid_str; /* UUID string */
70023de8 327 int rev;
c8678473
BH		 328 struct acpi_buffer cap; /* list of DWORD capabilities */
329 struct acpi_buffer ret; /* free by caller if success */
70023de8
SL		 330};
331
4b3db708 332acpi_status acpi_str_to_uuid(char *str, u8 *uuid);
70023de8
SL		 333acpi_status acpi_run_osc(acpi_handle handle, struct acpi_osc_context *context);
334
b938a229
BH		 335/* Indexes into _OSC Capabilities Buffer (DWORDs 2 & 3 are device-specific) */
336#define OSC_QUERY_DWORD 0 /* DWORD 1 */
337#define OSC_SUPPORT_DWORD 1 /* DWORD 2 */
338#define OSC_CONTROL_DWORD 2 /* DWORD 3 */
9f5404d8 339
dedf1e4d
BH		 340/* _OSC Capabilities DWORD 1: Query/Control and Error Returns (generic) */
341#define OSC_QUERY_ENABLE 0x00000001 /* input */
342#define OSC_REQUEST_ERROR 0x00000002 /* return */
343#define OSC_INVALID_UUID_ERROR 0x00000004 /* return */
344#define OSC_INVALID_REVISION_ERROR 0x00000008 /* return */
345#define OSC_CAPABILITIES_MASK_ERROR 0x00000010 /* return */
9f5404d8 346
dedf1e4d
BH		 347/* Platform-Wide Capabilities _OSC: Capabilities DWORD 2: Support Field */
348#define OSC_SB_PAD_SUPPORT 0x00000001
349#define OSC_SB_PPC_OST_SUPPORT 0x00000002
350#define OSC_SB_PR3_SUPPORT 0x00000004
351#define OSC_SB_HOTPLUG_OST_SUPPORT 0x00000008
352#define OSC_SB_APEI_SUPPORT 0x00000010
353#define OSC_SB_CPC_SUPPORT 0x00000020
3563ff96 354
eccddd32
HY		 355extern bool osc_sb_apei_support_acked;
356
dedf1e4d 357/* PCI Host Bridge _OSC: Capabilities DWORD 2: Support Field */
7dab9ef4
BH		 358#define OSC_PCI_EXT_CONFIG_SUPPORT 0x00000001
359#define OSC_PCI_ASPM_SUPPORT 0x00000002
360#define OSC_PCI_CLOCK_PM_SUPPORT 0x00000004
dedf1e4d 361#define OSC_PCI_SEGMENT_GROUPS_SUPPORT 0x00000008
7dab9ef4 362#define OSC_PCI_MSI_SUPPORT 0x00000010
dedf1e4d
BH		 363#define OSC_PCI_SUPPORT_MASKS 0x0000001f
364
365/* PCI Host Bridge _OSC: Capabilities DWORD 3: Control Field */
366#define OSC_PCI_EXPRESS_NATIVE_HP_CONTROL 0x00000001
7dab9ef4 367#define OSC_PCI_SHPC_NATIVE_HP_CONTROL 0x00000002
dedf1e4d
BH		 368#define OSC_PCI_EXPRESS_PME_CONTROL 0x00000004
369#define OSC_PCI_EXPRESS_AER_CONTROL 0x00000008
7dab9ef4 370#define OSC_PCI_EXPRESS_CAPABILITY_CONTROL 0x00000010
335b1509 371#define OSC_PCI_CONTROL_MASKS 0x0000001f
d90116ea 372
5d98e61d
LT		 373#define ACPI_GSB_ACCESS_ATTRIB_QUICK 0x00000002
374#define ACPI_GSB_ACCESS_ATTRIB_SEND_RCV 0x00000004
375#define ACPI_GSB_ACCESS_ATTRIB_BYTE 0x00000006
376#define ACPI_GSB_ACCESS_ATTRIB_WORD 0x00000008
377#define ACPI_GSB_ACCESS_ATTRIB_BLOCK 0x0000000A
378#define ACPI_GSB_ACCESS_ATTRIB_MULTIBYTE 0x0000000B
379#define ACPI_GSB_ACCESS_ATTRIB_WORD_CALL 0x0000000C
380#define ACPI_GSB_ACCESS_ATTRIB_BLOCK_CALL 0x0000000D
381#define ACPI_GSB_ACCESS_ATTRIB_RAW_BYTES 0x0000000E
382#define ACPI_GSB_ACCESS_ATTRIB_RAW_PROCESS 0x0000000F
383
75fb60f2
RW		 384extern acpi_status acpi_pci_osc_control_set(acpi_handle handle,
385 u32 *mask, u32 req);
275c58d7
TK		 386
387/* Enable _OST when all relevant hotplug operations are enabled */
388#if defined(CONFIG_ACPI_HOTPLUG_CPU) && \
08f502c1 389 defined(CONFIG_ACPI_HOTPLUG_MEMORY) && \
64fd7401 390 defined(CONFIG_ACPI_CONTAINER)
275c58d7
TK		 391#define ACPI_HOTPLUG_OST
392#endif
393
394/* _OST Source Event Code (OSPM Action) */
395#define ACPI_OST_EC_OSPM_SHUTDOWN 0x100
396#define ACPI_OST_EC_OSPM_EJECT 0x103
397#define ACPI_OST_EC_OSPM_INSERTION 0x200
398
399/* _OST General Processing Status Code */
400#define ACPI_OST_SC_SUCCESS 0x0
401#define ACPI_OST_SC_NON_SPECIFIC_FAILURE 0x1
402#define ACPI_OST_SC_UNRECOGNIZED_NOTIFY 0x2
403
404/* _OST OS Shutdown Processing (0x100) Status Code */
405#define ACPI_OST_SC_OS_SHUTDOWN_DENIED 0x80
406#define ACPI_OST_SC_OS_SHUTDOWN_IN_PROGRESS 0x81
407#define ACPI_OST_SC_OS_SHUTDOWN_COMPLETED 0x82
408#define ACPI_OST_SC_OS_SHUTDOWN_NOT_SUPPORTED 0x83
409
410/* _OST Ejection Request (0x3, 0x103) Status Code */
411#define ACPI_OST_SC_EJECT_NOT_SUPPORTED 0x80
412#define ACPI_OST_SC_DEVICE_IN_USE 0x81
413#define ACPI_OST_SC_DEVICE_BUSY 0x82
414#define ACPI_OST_SC_EJECT_DEPENDENCY_BUSY 0x83
415#define ACPI_OST_SC_EJECT_IN_PROGRESS 0x84
416
417/* _OST Insertion Request (0x200) Status Code */
418#define ACPI_OST_SC_INSERT_IN_PROGRESS 0x80
419#define ACPI_OST_SC_DRIVER_LOAD_FAILURE 0x81
420#define ACPI_OST_SC_INSERT_NOT_SUPPORTED 0x82
421
4a7a16dc 422extern void acpi_early_init(void);
b064a8fa 423extern void acpi_subsystem_init(void);
4a7a16dc 424
b54ac6d2
HY		 425extern int acpi_nvs_register(__u64 start, __u64 size);
426
427extern int acpi_nvs_for_each_region(int (*func)(__u64, __u64, void *),
428 void *data);
429
cf761af9
MW		 430const struct acpi_device_id *acpi_match_device(const struct acpi_device_id *ids,
431 const struct device *dev);
432
733e6251
MW		 433extern bool acpi_driver_match_device(struct device *dev,
434 const struct device_driver *drv);
6eb2451f
ZR		 435int acpi_device_uevent_modalias(struct device *, struct kobj_uevent_env *);
436int acpi_device_modalias(struct device *, char *, int);
40e7fcb1 437void acpi_walk_dep_device_list(acpi_handle handle);
6eb2451f 438
083bf668 439struct platform_device *acpi_create_platform_device(struct acpi_device *);
cf761af9
MW		 440#define ACPI_PTR(_ptr) (_ptr)
441
e55a5999
FT		 442#else /* !CONFIG_ACPI */
443
444#define acpi_disabled 1
445
7b199811
RW		 446#define ACPI_COMPANION(dev) (NULL)
447#define ACPI_COMPANION_SET(dev, adev) do { } while (0)
448#define ACPI_HANDLE(dev) (NULL)
449
8a0662d9
RW		 450struct fwnode_handle;
451
452static inline bool is_acpi_node(struct fwnode_handle *fwnode)
453{
454 return false;
455}
456
c181fb3e 457static inline struct acpi_device *to_acpi_node(struct fwnode_handle *fwnode)
8a0662d9
RW		 458{
459 return NULL;
460}
461
462static inline struct fwnode_handle *acpi_fwnode_handle(struct acpi_device *adev)
463{
464 return NULL;
465}
466
ca5b74d2
RW		 467static inline bool has_acpi_companion(struct device *dev)
468{
469 return false;
470}
471
45c42a7f
JN		 472static inline const char *acpi_dev_name(struct acpi_device *adev)
473{
474 return NULL;
475}
476
4a7a16dc 477static inline void acpi_early_init(void) { }
b064a8fa 478static inline void acpi_subsystem_init(void) { }
53de49f5 479
cbf9bd60
YL		 480static inline int early_acpi_boot_init(void)
481{
482 return 0;
483}
53de49f5
AM		 484static inline int acpi_boot_init(void)
485{
486 return 0;
487}
488
8558e394 489static inline void acpi_boot_table_init(void)
53de49f5 490{
8558e394 491 return;
53de49f5
AM		 492}
493
3c999f14
YL		 494static inline int acpi_mps_check(void)
495{
496 return 0;
497}
498
443dea72
TR		 499static inline int acpi_check_resource_conflict(struct resource *res)
500{
501 return 0;
502}
503
df92e695
TR		 504static inline int acpi_check_region(resource_size_t start, resource_size_t n,
505 const char *name)
506{
507 return 0;
508}
509
0f1b414d
RW		 510static inline int acpi_reserve_region(u64 start, unsigned int length,
511 u8 space_id, unsigned long flags,
512 char *desc)
513{
514 return -ENXIO;
515}
516
e55a5999
FT		 517struct acpi_table_header;
518static inline int acpi_table_parse(char *id,
519 int (*handler)(struct acpi_table_header *))
520{
f8a571b2 521 return -ENODEV;
e55a5999 522}
6fed05c9 523
b54ac6d2 524static inline int acpi_nvs_register(__u64 start, __u64 size)
6fed05c9
RW		 525{
526 return 0;
527}
b54ac6d2
HY		 528
529static inline int acpi_nvs_for_each_region(int (*func)(__u64, __u64, void *),
530 void *data)
531{
532 return 0;
533}
534
cf761af9
MW		 535struct acpi_device_id;
536
537static inline const struct acpi_device_id *acpi_match_device(
538 const struct acpi_device_id *ids, const struct device *dev)
539{
540 return NULL;
541}
542
543static inline bool acpi_driver_match_device(struct device *dev,
544 const struct device_driver *drv)
545{
546 return false;
547}
548
6eb2451f
ZR		 549static inline int acpi_device_uevent_modalias(struct device *dev,
550 struct kobj_uevent_env *env)
551{
552 return -ENODEV;
553}
554
555static inline int acpi_device_modalias(struct device *dev,
556 char *buf, int size)
557{
558 return -ENODEV;
559}
560
d0562674
SS		 561static inline bool acpi_check_dma(struct acpi_device *adev, bool *coherent)
562{
563 return false;
564}
565
cf761af9
MW		 566#define ACPI_PTR(_ptr) (NULL)
567
b54ac6d2 568#endif /* !CONFIG_ACPI */
6fed05c9 569
09f98a82
TL		 570#ifdef CONFIG_ACPI
571void acpi_os_set_prepare_sleep(int (*func)(u8 sleep_state,
572 u32 pm1a_ctrl, u32 pm1b_ctrl));
573
574acpi_status acpi_os_prepare_sleep(u8 sleep_state,
575 u32 pm1a_control, u32 pm1b_control);
d6b47b12
BG		 576
577void acpi_os_set_prepare_extended_sleep(int (*func)(u8 sleep_state,
578 u32 val_a, u32 val_b));
579
580acpi_status acpi_os_prepare_extended_sleep(u8 sleep_state,
581 u32 val_a, u32 val_b);
582
385ddeac 583#ifdef CONFIG_X86
8e30524d
TR		 584void arch_reserve_mem_area(acpi_physical_address addr, size_t size);
585#else
586static inline void arch_reserve_mem_area(acpi_physical_address addr,
587 size_t size)
588{
589}
590#endif /* CONFIG_X86 */
09f98a82
TL		 591#else
592#define acpi_os_set_prepare_sleep(func, pm1a_ctrl, pm1b_ctrl) do { } while (0)
593#endif
594
5de21bb9 595#if defined(CONFIG_ACPI) && defined(CONFIG_PM)
e5cc8ef3
RW		 596int acpi_dev_runtime_suspend(struct device *dev);
597int acpi_dev_runtime_resume(struct device *dev);
598int acpi_subsys_runtime_suspend(struct device *dev);
599int acpi_subsys_runtime_resume(struct device *dev);
5de21bb9
RW		 600struct acpi_device *acpi_dev_pm_get_node(struct device *dev);
601int acpi_dev_pm_attach(struct device *dev, bool power_on);
e5cc8ef3
RW		 602#else
603static inline int acpi_dev_runtime_suspend(struct device *dev) { return 0; }
604static inline int acpi_dev_runtime_resume(struct device *dev) { return 0; }
605static inline int acpi_subsys_runtime_suspend(struct device *dev) { return 0; }
606static inline int acpi_subsys_runtime_resume(struct device *dev) { return 0; }
5de21bb9
RW		 607static inline struct acpi_device *acpi_dev_pm_get_node(struct device *dev)
608{
609 return NULL;
610}
611static inline int acpi_dev_pm_attach(struct device *dev, bool power_on)
612{
613 return -ENODEV;
614}
e5cc8ef3
RW		 615#endif
616
d79beb39 617#if defined(CONFIG_ACPI) && defined(CONFIG_PM_SLEEP)
e5cc8ef3
RW		 618int acpi_dev_suspend_late(struct device *dev);
619int acpi_dev_resume_early(struct device *dev);
620int acpi_subsys_prepare(struct device *dev);
4cf563c5 621void acpi_subsys_complete(struct device *dev);
e5cc8ef3
RW		 622int acpi_subsys_suspend_late(struct device *dev);
623int acpi_subsys_resume_early(struct device *dev);
4cf563c5
HK		 624int acpi_subsys_suspend(struct device *dev);
625int acpi_subsys_freeze(struct device *dev);
e5cc8ef3
RW		 626#else
627static inline int acpi_dev_suspend_late(struct device *dev) { return 0; }
628static inline int acpi_dev_resume_early(struct device *dev) { return 0; }
629static inline int acpi_subsys_prepare(struct device *dev) { return 0; }
4cf563c5 630static inline void acpi_subsys_complete(struct device *dev) {}
e5cc8ef3
RW		 631static inline int acpi_subsys_suspend_late(struct device *dev) { return 0; }
632static inline int acpi_subsys_resume_early(struct device *dev) { return 0; }
4cf563c5
HK		 633static inline int acpi_subsys_suspend(struct device *dev) { return 0; }
634static inline int acpi_subsys_freeze(struct device *dev) { return 0; }
e5cc8ef3
RW		 635#endif
636
fbfddae6
TK		 637#ifdef CONFIG_ACPI
638__printf(3, 4)
639void acpi_handle_printk(const char *level, acpi_handle handle,
640 const char *fmt, ...);
641#else /* !CONFIG_ACPI */
642static inline __printf(3, 4) void
643acpi_handle_printk(const char *level, void *handle, const char *fmt, ...) {}
644#endif /* !CONFIG_ACPI */
645
45fef5b8
BM		 646#if defined(CONFIG_ACPI) && defined(CONFIG_DYNAMIC_DEBUG)
647__printf(3, 4)
648void __acpi_handle_debug(struct _ddebug *descriptor, acpi_handle handle, const char *fmt, ...);
649#else
650#define __acpi_handle_debug(descriptor, handle, fmt, ...) \
651 acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__);
652#endif
653
fbfddae6
TK		 654/*
655 * acpi_handle_<level>: Print message with ACPI prefix and object path
656 *
657 * These interfaces acquire the global namespace mutex to obtain an object
658 * path. In interrupt context, it shows the object path as <n/a>.
659 */
660#define acpi_handle_emerg(handle, fmt, ...) \
661 acpi_handle_printk(KERN_EMERG, handle, fmt, ##__VA_ARGS__)
662#define acpi_handle_alert(handle, fmt, ...) \
663 acpi_handle_printk(KERN_ALERT, handle, fmt, ##__VA_ARGS__)
664#define acpi_handle_crit(handle, fmt, ...) \
665 acpi_handle_printk(KERN_CRIT, handle, fmt, ##__VA_ARGS__)
666#define acpi_handle_err(handle, fmt, ...) \
667 acpi_handle_printk(KERN_ERR, handle, fmt, ##__VA_ARGS__)
668#define acpi_handle_warn(handle, fmt, ...) \
669 acpi_handle_printk(KERN_WARNING, handle, fmt, ##__VA_ARGS__)
670#define acpi_handle_notice(handle, fmt, ...) \
671 acpi_handle_printk(KERN_NOTICE, handle, fmt, ##__VA_ARGS__)
672#define acpi_handle_info(handle, fmt, ...) \
673 acpi_handle_printk(KERN_INFO, handle, fmt, ##__VA_ARGS__)
674
45fef5b8 675#if defined(DEBUG)
fbfddae6
TK		 676#define acpi_handle_debug(handle, fmt, ...) \
677 acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__)
678#else
45fef5b8
BM		 679#if defined(CONFIG_DYNAMIC_DEBUG)
680#define acpi_handle_debug(handle, fmt, ...) \
681do { \
682 DEFINE_DYNAMIC_DEBUG_METADATA(descriptor, fmt); \
683 if (unlikely(descriptor.flags & _DPRINTK_FLAGS_PRINT)) \
684 __acpi_handle_debug(&descriptor, handle, pr_fmt(fmt), \
685 ##__VA_ARGS__); \
686} while (0)
687#else
fbfddae6
TK		 688#define acpi_handle_debug(handle, fmt, ...) \
689({ \
690 if (0) \
691 acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__); \
692 0; \
693})
694#endif
45fef5b8 695#endif
fbfddae6 696
f028d524
RW		 697struct acpi_gpio_params {
698 unsigned int crs_entry_index;
699 unsigned int line_index;
700 bool active_low;
701};
702
703struct acpi_gpio_mapping {
704 const char *name;
705 const struct acpi_gpio_params *data;
706 unsigned int size;
707};
708
709#if defined(CONFIG_ACPI) && defined(CONFIG_GPIOLIB)
710int acpi_dev_add_driver_gpios(struct acpi_device *adev,
711 const struct acpi_gpio_mapping *gpios);
712
713static inline void acpi_dev_remove_driver_gpios(struct acpi_device *adev)
714{
715 if (adev)
716 adev->driver_gpios = NULL;
717}
c884fbd4
MW		 718
719int acpi_dev_gpio_irq_get(struct acpi_device *adev, int index);
f028d524
RW		 720#else
721static inline int acpi_dev_add_driver_gpios(struct acpi_device *adev,
722 const struct acpi_gpio_mapping *gpios)
723{
724 return -ENXIO;
725}
726static inline void acpi_dev_remove_driver_gpios(struct acpi_device *adev) {}
c884fbd4
MW		 727
728static inline int acpi_dev_gpio_irq_get(struct acpi_device *adev, int index)
729{
730 return -ENXIO;
731}
f028d524
RW		 732#endif
733
ffdcd955
MW		 734/* Device properties */
735
736#define MAX_ACPI_REFERENCE_ARGS 8
737struct acpi_reference_args {
738 struct acpi_device *adev;
739 size_t nargs;
740 u64 args[MAX_ACPI_REFERENCE_ARGS];
741};
742
743#ifdef CONFIG_ACPI
744int acpi_dev_get_property(struct acpi_device *adev, const char *name,
745 acpi_object_type type, const union acpi_object **obj);
746int acpi_dev_get_property_array(struct acpi_device *adev, const char *name,
747 acpi_object_type type,
748 const union acpi_object **obj);
60ba032e
RW		 749int acpi_dev_get_property_reference(struct acpi_device *adev,
750 const char *name, size_t index,
ffdcd955 751 struct acpi_reference_args *args);
b31384fa
RW		 752
753int acpi_dev_prop_get(struct acpi_device *adev, const char *propname,
754 void **valptr);
755int acpi_dev_prop_read_single(struct acpi_device *adev, const char *propname,
756 enum dev_prop_type proptype, void *val);
757int acpi_dev_prop_read(struct acpi_device *adev, const char *propname,
758 enum dev_prop_type proptype, void *val, size_t nval);
8a0662d9
RW		 759
760struct acpi_device *acpi_get_next_child(struct device *dev,
761 struct acpi_device *child);
ffdcd955
MW		 762#else
763static inline int acpi_dev_get_property(struct acpi_device *adev,
764 const char *name, acpi_object_type type,
765 const union acpi_object **obj)
766{
767 return -ENXIO;
768}
769static inline int acpi_dev_get_property_array(struct acpi_device *adev,
770 const char *name,
771 acpi_object_type type,
772 const union acpi_object **obj)
773{
774 return -ENXIO;
775}
776static inline int acpi_dev_get_property_reference(struct acpi_device *adev,
777 const char *name, const char *cells_name,
778 size_t index, struct acpi_reference_args *args)
779{
780 return -ENXIO;
781}
b31384fa
RW		 782
783static inline int acpi_dev_prop_get(struct acpi_device *adev,
784 const char *propname,
785 void **valptr)
786{
787 return -ENXIO;
788}
789
790static inline int acpi_dev_prop_read_single(struct acpi_device *adev,
791 const char *propname,
792 enum dev_prop_type proptype,
793 void *val)
794{
795 return -ENXIO;
796}
797
798static inline int acpi_dev_prop_read(struct acpi_device *adev,
799 const char *propname,
800 enum dev_prop_type proptype,
801 void *val, size_t nval)
802{
803 return -ENXIO;
804}
805
8a0662d9
RW		 806static inline struct acpi_device *acpi_get_next_child(struct device *dev,
807 struct acpi_device *child)
808{
809 return NULL;
810}
811
ffdcd955
MW		 812#endif
813
25be5e6c 814#endif /*_LINUX_ACPI_H*/
Linux kernel - Deliverables
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