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ACPI / tables: Check if id is NULL in acpi_table_parse()
[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 */
cf761af9 30#include <linux/device.h>
3f5948fa 31
25be5e6c
LB		 32#ifdef CONFIG_ACPI
33
1da177e4
LT		 34#ifndef _LINUX
35#define _LINUX
36#endif
37
38#include <linux/list.h>
29b71a1c 39#include <linux/mod_devicetable.h>
1da177e4
LT		 40
41#include <acpi/acpi.h>
42#include <acpi/acpi_bus.h>
43#include <acpi/acpi_drivers.h>
762834e8 44#include <acpi/acpi_numa.h>
27d50c82 45#include <acpi/acpi_io.h>
1da177e4 46#include <asm/acpi.h>
1da177e4 47
7b199811
RW		 48static inline acpi_handle acpi_device_handle(struct acpi_device *adev)
49{
50 return adev ? adev->handle : NULL;
51}
52
53#define ACPI_COMPANION(dev) ((dev)->acpi_node.companion)
54#define ACPI_COMPANION_SET(dev, adev) ACPI_COMPANION(dev) = (adev)
55#define ACPI_HANDLE(dev) acpi_device_handle(ACPI_COMPANION(dev))
56
45c42a7f
JN		 57static inline const char *acpi_dev_name(struct acpi_device *adev)
58{
59 return dev_name(&adev->dev);
60}
61
1da177e4
LT		 62enum acpi_irq_model_id {
63 ACPI_IRQ_MODEL_PIC = 0,
64 ACPI_IRQ_MODEL_IOAPIC,
65 ACPI_IRQ_MODEL_IOSAPIC,
3948ec94 66 ACPI_IRQ_MODEL_PLATFORM,
1da177e4
LT		 67 ACPI_IRQ_MODEL_COUNT
68};
69
70extern enum acpi_irq_model_id acpi_irq_model;
71
1da177e4
LT		 72enum acpi_interrupt_id {
73 ACPI_INTERRUPT_PMI = 1,
74 ACPI_INTERRUPT_INIT,
75 ACPI_INTERRUPT_CPEI,
76 ACPI_INTERRUPT_COUNT
77};
78
79#define ACPI_SPACE_MEM 0
80
1da177e4
LT		 81enum acpi_address_range_id {
82 ACPI_ADDRESS_RANGE_MEMORY = 1,
83 ACPI_ADDRESS_RANGE_RESERVED = 2,
84 ACPI_ADDRESS_RANGE_ACPI = 3,
85 ACPI_ADDRESS_RANGE_NVS = 4,
86 ACPI_ADDRESS_RANGE_COUNT
87};
88
1da177e4 89
1da177e4
LT		 90/* Table Handlers */
91
b43e1065 92typedef int (*acpi_tbl_table_handler)(struct acpi_table_header *table);
1da177e4 93
b43e1065
LZ		 94typedef int (*acpi_tbl_entry_handler)(struct acpi_subtable_header *header,
95 const unsigned long end);
1da177e4 96
53aac44c
TR		 97#ifdef CONFIG_ACPI_INITRD_TABLE_OVERRIDE
98void acpi_initrd_override(void *data, size_t size);
99#else
100static inline void acpi_initrd_override(void *data, size_t size)
101{
102}
103#endif
104
1da177e4 105char * __acpi_map_table (unsigned long phys_addr, unsigned long size);
970ec1a8 106void __acpi_unmap_table(char *map, unsigned long size);
cbf9bd60 107int early_acpi_boot_init(void);
1da177e4 108int acpi_boot_init (void);
8558e394 109void acpi_boot_table_init (void);
3c999f14 110int acpi_mps_check (void);
1da177e4
LT		 111int acpi_numa_init (void);
112
113int acpi_table_init (void);
b43e1065 114int acpi_table_parse(char *id, acpi_tbl_table_handler handler);
6eb87fed 115int __init acpi_table_parse_entries(char *id, unsigned long table_size,
b43e1065
LZ		 116 int entry_id,
117 acpi_tbl_entry_handler handler,
118 unsigned int max_entries);
119int acpi_table_parse_madt(enum acpi_madt_type id,
120 acpi_tbl_entry_handler handler,
121 unsigned int max_entries);
ceb6c468 122int acpi_parse_mcfg (struct acpi_table_header *header);
5f3b1a8b 123void acpi_table_print_madt_entry (struct acpi_subtable_header *madt);
1da177e4
LT		 124
125/* the following four functions are architecture-dependent */
126void acpi_numa_slit_init (struct acpi_table_slit *slit);
15a58ed1 127void acpi_numa_processor_affinity_init (struct acpi_srat_cpu_affinity *pa);
7237d3de 128void acpi_numa_x2apic_affinity_init(struct acpi_srat_x2apic_cpu_affinity *pa);
095adbb6 129int acpi_numa_memory_affinity_init (struct acpi_srat_mem_affinity *ma);
1da177e4
LT		 130void acpi_numa_arch_fixup(void);
131
132#ifdef CONFIG_ACPI_HOTPLUG_CPU
133/* Arch dependent functions for cpu hotplug support */
d536bf3d 134int acpi_map_lsapic(acpi_handle handle, int physid, int *pcpu);
1da177e4
LT		 135int acpi_unmap_lsapic(int cpu);
136#endif /* CONFIG_ACPI_HOTPLUG_CPU */
137
b1bb248a
KK		 138int acpi_register_ioapic(acpi_handle handle, u64 phys_addr, u32 gsi_base);
139int acpi_unregister_ioapic(acpi_handle handle, u32 gsi_base);
5229e87d 140void acpi_irq_stats_init(void);
5229e87d 141extern u32 acpi_irq_handled;
88bea188 142extern u32 acpi_irq_not_handled;
1da177e4 143
c255d844 144extern int sbf_port;
77afcf78 145extern unsigned long acpi_realmode_flags;
1da177e4 146
a2f809b0 147int acpi_register_gsi (struct device *dev, u32 gsi, int triggering, int polarity);
1da177e4 148int acpi_gsi_to_irq (u32 gsi, unsigned int *irq);
2c2df841 149int acpi_isa_irq_to_gsi (unsigned isa_irq, u32 *gsi);
1da177e4 150
61fd47e0 151#ifdef CONFIG_X86_IO_APIC
9a0a91bb 152extern int acpi_get_override_irq(u32 gsi, int *trigger, int *polarity);
61fd47e0 153#else
9a0a91bb 154#define acpi_get_override_irq(gsi, trigger, polarity) (-1)
61fd47e0 155#endif
1da177e4
LT		 156/*
157 * This function undoes the effect of one call to acpi_register_gsi().
158 * If this matches the last registration, any IRQ resources for gsi
159 * are freed.
160 */
1da177e4 161void acpi_unregister_gsi (u32 gsi);
1da177e4 162
1da177e4
LT		 163struct pci_dev;
164
165int acpi_pci_irq_enable (struct pci_dev *dev);
c9c3e457 166void acpi_penalize_isa_irq(int irq, int active);
1da177e4 167
1da177e4 168void acpi_pci_irq_disable (struct pci_dev *dev);
1da177e4 169
1da177e4
LT		 170extern int ec_read(u8 addr, u8 *val);
171extern int ec_write(u8 addr, u8 val);
d7a76e4c
LP		 172extern int ec_transaction(u8 command,
173 const u8 *wdata, unsigned wdata_len,
1cb7b1e0 174 u8 *rdata, unsigned rdata_len);
3e2abc5a 175extern acpi_handle ec_get_handle(void);
1da177e4 176
bff431e4
CC		 177#if defined(CONFIG_ACPI_WMI) || defined(CONFIG_ACPI_WMI_MODULE)
178
179typedef void (*wmi_notify_handler) (u32 value, void *context);
180
181extern acpi_status wmi_evaluate_method(const char *guid, u8 instance,
182 u32 method_id,
183 const struct acpi_buffer *in,
184 struct acpi_buffer *out);
185extern acpi_status wmi_query_block(const char *guid, u8 instance,
186 struct acpi_buffer *out);
187extern acpi_status wmi_set_block(const char *guid, u8 instance,
188 const struct acpi_buffer *in);
189extern acpi_status wmi_install_notify_handler(const char *guid,
190 wmi_notify_handler handler, void *data);
191extern acpi_status wmi_remove_notify_handler(const char *guid);
192extern acpi_status wmi_get_event_data(u32 event, struct acpi_buffer *out);
193extern bool wmi_has_guid(const char *guid);
194
195#endif /* CONFIG_ACPI_WMI */
196
c3d6de69
TR		 197#define ACPI_VIDEO_OUTPUT_SWITCHING 0x0001
198#define ACPI_VIDEO_DEVICE_POSTING 0x0002
199#define ACPI_VIDEO_ROM_AVAILABLE 0x0004
200#define ACPI_VIDEO_BACKLIGHT 0x0008
201#define ACPI_VIDEO_BACKLIGHT_FORCE_VENDOR 0x0010
202#define ACPI_VIDEO_BACKLIGHT_FORCE_VIDEO 0x0020
203#define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VENDOR 0x0040
204#define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VIDEO 0x0080
205#define ACPI_VIDEO_BACKLIGHT_DMI_VENDOR 0x0100
206#define ACPI_VIDEO_BACKLIGHT_DMI_VIDEO 0x0200
207#define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VENDOR 0x0400
208#define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VIDEO 0x0800
209
210#if defined(CONFIG_ACPI_VIDEO) || defined(CONFIG_ACPI_VIDEO_MODULE)
211
212extern long acpi_video_get_capabilities(acpi_handle graphics_dev_handle);
d4e1a692 213extern long acpi_is_video_device(acpi_handle handle);
f838eb5b
CC		 214extern void acpi_video_dmi_promote_vendor(void);
215extern void acpi_video_dmi_demote_vendor(void);
c3d6de69
TR		 216extern int acpi_video_backlight_support(void);
217extern int acpi_video_display_switch_support(void);
218
219#else
220
221static inline long acpi_video_get_capabilities(acpi_handle graphics_dev_handle)
222{
223 return 0;
224}
225
d4e1a692 226static inline long acpi_is_video_device(acpi_handle handle)
c3d6de69
TR		 227{
228 return 0;
229}
230
f838eb5b
CC		 231static inline void acpi_video_dmi_promote_vendor(void)
232{
233}
234
235static inline void acpi_video_dmi_demote_vendor(void)
236{
237}
238
c3d6de69
TR		 239static inline int acpi_video_backlight_support(void)
240{
241 return 0;
242}
243
244static inline int acpi_video_display_switch_support(void)
245{
246 return 0;
247}
248
249#endif /* defined(CONFIG_ACPI_VIDEO) || defined(CONFIG_ACPI_VIDEO_MODULE) */
250
1da177e4 251extern int acpi_blacklisted(void);
d4b7dc49 252extern void acpi_dmi_osi_linux(int enable, const struct dmi_system_id *d);
d90aa92c 253extern void acpi_osi_setup(char *str);
1da177e4 254
1da177e4
LT		 255#ifdef CONFIG_ACPI_NUMA
256int acpi_get_pxm(acpi_handle handle);
1e3590e2 257int acpi_get_node(acpi_handle *handle);
1da177e4
LT		 258#else
259static inline int acpi_get_pxm(acpi_handle handle)
260{
261 return 0;
262}
1e3590e2
YG		 263static inline int acpi_get_node(acpi_handle *handle)
264{
265 return 0;
266}
1da177e4 267#endif
1e3590e2 268extern int acpi_paddr_to_node(u64 start_addr, u64 size);
1da177e4
LT		 269
270extern int pnpacpi_disabled;
271
3484d798 272#define PXM_INVAL (-1)
3484d798 273
046d9ce6
RW		 274bool acpi_dev_resource_memory(struct acpi_resource *ares, struct resource *res);
275bool acpi_dev_resource_io(struct acpi_resource *ares, struct resource *res);
276bool acpi_dev_resource_address_space(struct acpi_resource *ares,
277 struct resource *res);
278bool acpi_dev_resource_ext_address_space(struct acpi_resource *ares,
279 struct resource *res);
280unsigned long acpi_dev_irq_flags(u8 triggering, u8 polarity, u8 shareable);
281bool acpi_dev_resource_interrupt(struct acpi_resource *ares, int index,
282 struct resource *res);
283
8e345c99
RW		 284struct resource_list_entry {
285 struct list_head node;
286 struct resource res;
287};
288
289void acpi_dev_free_resource_list(struct list_head *list);
290int acpi_dev_get_resources(struct acpi_device *adev, struct list_head *list,
291 int (*preproc)(struct acpi_resource *, void *),
292 void *preproc_data);
293
876fba43 294int acpi_check_resource_conflict(const struct resource *res);
443dea72 295
df92e695
TR		 296int acpi_check_region(resource_size_t start, resource_size_t n,
297 const char *name);
df92e695 298
70dd6bea
JD		 299int acpi_resources_are_enforced(void);
300
9743fdea 301#ifdef CONFIG_HIBERNATION
bdfe6b7c 302void __init acpi_no_s4_hw_signature(void);
9743fdea
YL		 303#endif
304
305#ifdef CONFIG_PM_SLEEP
d8f3de0d 306void __init acpi_old_suspend_ordering(void);
72ad5d77 307void __init acpi_nvs_nosave(void);
1bad2f19 308void __init acpi_nvs_nosave_s3(void);
d8f3de0d 309#endif /* CONFIG_PM_SLEEP */
9f5404d8 310
70023de8 311struct acpi_osc_context {
c8678473 312 char *uuid_str; /* UUID string */
70023de8 313 int rev;
c8678473
BH		 314 struct acpi_buffer cap; /* list of DWORD capabilities */
315 struct acpi_buffer ret; /* free by caller if success */
70023de8
SL		 316};
317
4b3db708 318acpi_status acpi_str_to_uuid(char *str, u8 *uuid);
70023de8
SL		 319acpi_status acpi_run_osc(acpi_handle handle, struct acpi_osc_context *context);
320
b938a229
BH		 321/* Indexes into _OSC Capabilities Buffer (DWORDs 2 & 3 are device-specific) */
322#define OSC_QUERY_DWORD 0 /* DWORD 1 */
323#define OSC_SUPPORT_DWORD 1 /* DWORD 2 */
324#define OSC_CONTROL_DWORD 2 /* DWORD 3 */
9f5404d8 325
dedf1e4d
BH		 326/* _OSC Capabilities DWORD 1: Query/Control and Error Returns (generic) */
327#define OSC_QUERY_ENABLE 0x00000001 /* input */
328#define OSC_REQUEST_ERROR 0x00000002 /* return */
329#define OSC_INVALID_UUID_ERROR 0x00000004 /* return */
330#define OSC_INVALID_REVISION_ERROR 0x00000008 /* return */
331#define OSC_CAPABILITIES_MASK_ERROR 0x00000010 /* return */
9f5404d8 332
dedf1e4d
BH		 333/* Platform-Wide Capabilities _OSC: Capabilities DWORD 2: Support Field */
334#define OSC_SB_PAD_SUPPORT 0x00000001
335#define OSC_SB_PPC_OST_SUPPORT 0x00000002
336#define OSC_SB_PR3_SUPPORT 0x00000004
337#define OSC_SB_HOTPLUG_OST_SUPPORT 0x00000008
338#define OSC_SB_APEI_SUPPORT 0x00000010
339#define OSC_SB_CPC_SUPPORT 0x00000020
3563ff96 340
eccddd32
HY		 341extern bool osc_sb_apei_support_acked;
342
dedf1e4d 343/* PCI Host Bridge _OSC: Capabilities DWORD 2: Support Field */
7dab9ef4
BH		 344#define OSC_PCI_EXT_CONFIG_SUPPORT 0x00000001
345#define OSC_PCI_ASPM_SUPPORT 0x00000002
346#define OSC_PCI_CLOCK_PM_SUPPORT 0x00000004
dedf1e4d 347#define OSC_PCI_SEGMENT_GROUPS_SUPPORT 0x00000008
7dab9ef4 348#define OSC_PCI_MSI_SUPPORT 0x00000010
dedf1e4d
BH		 349#define OSC_PCI_SUPPORT_MASKS 0x0000001f
350
351/* PCI Host Bridge _OSC: Capabilities DWORD 3: Control Field */
352#define OSC_PCI_EXPRESS_NATIVE_HP_CONTROL 0x00000001
7dab9ef4 353#define OSC_PCI_SHPC_NATIVE_HP_CONTROL 0x00000002
dedf1e4d
BH		 354#define OSC_PCI_EXPRESS_PME_CONTROL 0x00000004
355#define OSC_PCI_EXPRESS_AER_CONTROL 0x00000008
7dab9ef4 356#define OSC_PCI_EXPRESS_CAPABILITY_CONTROL 0x00000010
335b1509 357#define OSC_PCI_CONTROL_MASKS 0x0000001f
d90116ea 358
75fb60f2
RW		 359extern acpi_status acpi_pci_osc_control_set(acpi_handle handle,
360 u32 *mask, u32 req);
275c58d7
TK		 361
362/* Enable _OST when all relevant hotplug operations are enabled */
363#if defined(CONFIG_ACPI_HOTPLUG_CPU) && \
08f502c1 364 defined(CONFIG_ACPI_HOTPLUG_MEMORY) && \
64fd7401 365 defined(CONFIG_ACPI_CONTAINER)
275c58d7
TK		 366#define ACPI_HOTPLUG_OST
367#endif
368
369/* _OST Source Event Code (OSPM Action) */
370#define ACPI_OST_EC_OSPM_SHUTDOWN 0x100
371#define ACPI_OST_EC_OSPM_EJECT 0x103
372#define ACPI_OST_EC_OSPM_INSERTION 0x200
373
374/* _OST General Processing Status Code */
375#define ACPI_OST_SC_SUCCESS 0x0
376#define ACPI_OST_SC_NON_SPECIFIC_FAILURE 0x1
377#define ACPI_OST_SC_UNRECOGNIZED_NOTIFY 0x2
378
379/* _OST OS Shutdown Processing (0x100) Status Code */
380#define ACPI_OST_SC_OS_SHUTDOWN_DENIED 0x80
381#define ACPI_OST_SC_OS_SHUTDOWN_IN_PROGRESS 0x81
382#define ACPI_OST_SC_OS_SHUTDOWN_COMPLETED 0x82
383#define ACPI_OST_SC_OS_SHUTDOWN_NOT_SUPPORTED 0x83
384
385/* _OST Ejection Request (0x3, 0x103) Status Code */
386#define ACPI_OST_SC_EJECT_NOT_SUPPORTED 0x80
387#define ACPI_OST_SC_DEVICE_IN_USE 0x81
388#define ACPI_OST_SC_DEVICE_BUSY 0x82
389#define ACPI_OST_SC_EJECT_DEPENDENCY_BUSY 0x83
390#define ACPI_OST_SC_EJECT_IN_PROGRESS 0x84
391
392/* _OST Insertion Request (0x200) Status Code */
393#define ACPI_OST_SC_INSERT_IN_PROGRESS 0x80
394#define ACPI_OST_SC_DRIVER_LOAD_FAILURE 0x81
395#define ACPI_OST_SC_INSERT_NOT_SUPPORTED 0x82
396
4a7a16dc
LB		 397extern void acpi_early_init(void);
398
b54ac6d2
HY		 399extern int acpi_nvs_register(__u64 start, __u64 size);
400
401extern int acpi_nvs_for_each_region(int (*func)(__u64, __u64, void *),
402 void *data);
403
cf761af9
MW		 404const struct acpi_device_id *acpi_match_device(const struct acpi_device_id *ids,
405 const struct device *dev);
406
407static inline bool acpi_driver_match_device(struct device *dev,
408 const struct device_driver *drv)
409{
410 return !!acpi_match_device(drv->acpi_match_table, dev);
411}
412
413#define ACPI_PTR(_ptr) (_ptr)
414
e55a5999
FT		 415#else /* !CONFIG_ACPI */
416
417#define acpi_disabled 1
418
7b199811
RW		 419#define ACPI_COMPANION(dev) (NULL)
420#define ACPI_COMPANION_SET(dev, adev) do { } while (0)
421#define ACPI_HANDLE(dev) (NULL)
422
45c42a7f
JN		 423static inline const char *acpi_dev_name(struct acpi_device *adev)
424{
425 return NULL;
426}
427
4a7a16dc 428static inline void acpi_early_init(void) { }
53de49f5 429
cbf9bd60
YL		 430static inline int early_acpi_boot_init(void)
431{
432 return 0;
433}
53de49f5
AM		 434static inline int acpi_boot_init(void)
435{
436 return 0;
437}
438
8558e394 439static inline void acpi_boot_table_init(void)
53de49f5 440{
8558e394 441 return;
53de49f5
AM		 442}
443
3c999f14
YL		 444static inline int acpi_mps_check(void)
445{
446 return 0;
447}
448
443dea72
TR		 449static inline int acpi_check_resource_conflict(struct resource *res)
450{
451 return 0;
452}
453
df92e695
TR		 454static inline int acpi_check_region(resource_size_t start, resource_size_t n,
455 const char *name)
456{
457 return 0;
458}
459
e55a5999
FT		 460struct acpi_table_header;
461static inline int acpi_table_parse(char *id,
462 int (*handler)(struct acpi_table_header *))
463{
464 return -1;
465}
6fed05c9 466
b54ac6d2 467static inline int acpi_nvs_register(__u64 start, __u64 size)
6fed05c9
RW		 468{
469 return 0;
470}
b54ac6d2
HY		 471
472static inline int acpi_nvs_for_each_region(int (*func)(__u64, __u64, void *),
473 void *data)
474{
475 return 0;
476}
477
cf761af9
MW		 478struct acpi_device_id;
479
480static inline const struct acpi_device_id *acpi_match_device(
481 const struct acpi_device_id *ids, const struct device *dev)
482{
483 return NULL;
484}
485
486static inline bool acpi_driver_match_device(struct device *dev,
487 const struct device_driver *drv)
488{
489 return false;
490}
491
492#define ACPI_PTR(_ptr) (NULL)
493
b54ac6d2 494#endif /* !CONFIG_ACPI */
6fed05c9 495
09f98a82
TL		 496#ifdef CONFIG_ACPI
497void acpi_os_set_prepare_sleep(int (*func)(u8 sleep_state,
498 u32 pm1a_ctrl, u32 pm1b_ctrl));
499
500acpi_status acpi_os_prepare_sleep(u8 sleep_state,
501 u32 pm1a_control, u32 pm1b_control);
d6b47b12
BG		 502
503void acpi_os_set_prepare_extended_sleep(int (*func)(u8 sleep_state,
504 u32 val_a, u32 val_b));
505
506acpi_status acpi_os_prepare_extended_sleep(u8 sleep_state,
507 u32 val_a, u32 val_b);
508
385ddeac 509#ifdef CONFIG_X86
8e30524d
TR		 510void arch_reserve_mem_area(acpi_physical_address addr, size_t size);
511#else
512static inline void arch_reserve_mem_area(acpi_physical_address addr,
513 size_t size)
514{
515}
516#endif /* CONFIG_X86 */
09f98a82
TL		 517#else
518#define acpi_os_set_prepare_sleep(func, pm1a_ctrl, pm1b_ctrl) do { } while (0)
519#endif
520
e5cc8ef3
RW		 521#if defined(CONFIG_ACPI) && defined(CONFIG_PM_RUNTIME)
522int acpi_dev_runtime_suspend(struct device *dev);
523int acpi_dev_runtime_resume(struct device *dev);
524int acpi_subsys_runtime_suspend(struct device *dev);
525int acpi_subsys_runtime_resume(struct device *dev);
526#else
527static inline int acpi_dev_runtime_suspend(struct device *dev) { return 0; }
528static inline int acpi_dev_runtime_resume(struct device *dev) { return 0; }
529static inline int acpi_subsys_runtime_suspend(struct device *dev) { return 0; }
530static inline int acpi_subsys_runtime_resume(struct device *dev) { return 0; }
531#endif
532
d79beb39 533#if defined(CONFIG_ACPI) && defined(CONFIG_PM_SLEEP)
e5cc8ef3
RW		 534int acpi_dev_suspend_late(struct device *dev);
535int acpi_dev_resume_early(struct device *dev);
536int acpi_subsys_prepare(struct device *dev);
537int acpi_subsys_suspend_late(struct device *dev);
538int acpi_subsys_resume_early(struct device *dev);
539#else
540static inline int acpi_dev_suspend_late(struct device *dev) { return 0; }
541static inline int acpi_dev_resume_early(struct device *dev) { return 0; }
542static inline int acpi_subsys_prepare(struct device *dev) { return 0; }
543static inline int acpi_subsys_suspend_late(struct device *dev) { return 0; }
544static inline int acpi_subsys_resume_early(struct device *dev) { return 0; }
545#endif
546
547#if defined(CONFIG_ACPI) && defined(CONFIG_PM)
d2e5f0c1 548struct acpi_device *acpi_dev_pm_get_node(struct device *dev);
b88ce2a4 549int acpi_dev_pm_attach(struct device *dev, bool power_on);
d71f2f88 550void acpi_dev_pm_detach(struct device *dev, bool power_off);
e5cc8ef3 551#else
d2e5f0c1
RW		 552static inline struct acpi_device *acpi_dev_pm_get_node(struct device *dev)
553{
554 return NULL;
555}
b88ce2a4
RW		 556static inline int acpi_dev_pm_attach(struct device *dev, bool power_on)
557{
558 return -ENODEV;
559}
560static inline void acpi_dev_pm_detach(struct device *dev, bool power_off) {}
e5cc8ef3
RW		 561#endif
562
fbfddae6
TK		 563#ifdef CONFIG_ACPI
564__printf(3, 4)
565void acpi_handle_printk(const char *level, acpi_handle handle,
566 const char *fmt, ...);
567#else /* !CONFIG_ACPI */
568static inline __printf(3, 4) void
569acpi_handle_printk(const char *level, void *handle, const char *fmt, ...) {}
570#endif /* !CONFIG_ACPI */
571
572/*
573 * acpi_handle_<level>: Print message with ACPI prefix and object path
574 *
575 * These interfaces acquire the global namespace mutex to obtain an object
576 * path. In interrupt context, it shows the object path as <n/a>.
577 */
578#define acpi_handle_emerg(handle, fmt, ...) \
579 acpi_handle_printk(KERN_EMERG, handle, fmt, ##__VA_ARGS__)
580#define acpi_handle_alert(handle, fmt, ...) \
581 acpi_handle_printk(KERN_ALERT, handle, fmt, ##__VA_ARGS__)
582#define acpi_handle_crit(handle, fmt, ...) \
583 acpi_handle_printk(KERN_CRIT, handle, fmt, ##__VA_ARGS__)
584#define acpi_handle_err(handle, fmt, ...) \
585 acpi_handle_printk(KERN_ERR, handle, fmt, ##__VA_ARGS__)
586#define acpi_handle_warn(handle, fmt, ...) \
587 acpi_handle_printk(KERN_WARNING, handle, fmt, ##__VA_ARGS__)
588#define acpi_handle_notice(handle, fmt, ...) \
589 acpi_handle_printk(KERN_NOTICE, handle, fmt, ##__VA_ARGS__)
590#define acpi_handle_info(handle, fmt, ...) \
591 acpi_handle_printk(KERN_INFO, handle, fmt, ##__VA_ARGS__)
592
593/* REVISIT: Support CONFIG_DYNAMIC_DEBUG when necessary */
594#if defined(DEBUG) || defined(CONFIG_DYNAMIC_DEBUG)
595#define acpi_handle_debug(handle, fmt, ...) \
596 acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__)
597#else
598#define acpi_handle_debug(handle, fmt, ...) \
599({ \
600 if (0) \
601 acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__); \
602 0; \
603})
604#endif
605
25be5e6c 606#endif /*_LINUX_ACPI_H*/
Linux kernel - Deliverables
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