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ACPI / scan: Full transition to D3cold in acpi_device_unregister()
[linux-2.6-block.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>
1da177e4 45#include <asm/acpi.h>
1da177e4 46
1da177e4
LT		 47enum acpi_irq_model_id {
48 ACPI_IRQ_MODEL_PIC = 0,
49 ACPI_IRQ_MODEL_IOAPIC,
50 ACPI_IRQ_MODEL_IOSAPIC,
3948ec94 51 ACPI_IRQ_MODEL_PLATFORM,
1da177e4
LT		 52 ACPI_IRQ_MODEL_COUNT
53};
54
55extern enum acpi_irq_model_id acpi_irq_model;
56
1da177e4
LT		 57enum acpi_interrupt_id {
58 ACPI_INTERRUPT_PMI = 1,
59 ACPI_INTERRUPT_INIT,
60 ACPI_INTERRUPT_CPEI,
61 ACPI_INTERRUPT_COUNT
62};
63
64#define ACPI_SPACE_MEM 0
65
1da177e4
LT		 66enum acpi_address_range_id {
67 ACPI_ADDRESS_RANGE_MEMORY = 1,
68 ACPI_ADDRESS_RANGE_RESERVED = 2,
69 ACPI_ADDRESS_RANGE_ACPI = 3,
70 ACPI_ADDRESS_RANGE_NVS = 4,
71 ACPI_ADDRESS_RANGE_COUNT
72};
73
1da177e4 74
1da177e4
LT		 75/* Table Handlers */
76
b43e1065 77typedef int (*acpi_tbl_table_handler)(struct acpi_table_header *table);
1da177e4 78
b43e1065
LZ		 79typedef int (*acpi_tbl_entry_handler)(struct acpi_subtable_header *header,
80 const unsigned long end);
1da177e4 81
53aac44c
TR		 82#ifdef CONFIG_ACPI_INITRD_TABLE_OVERRIDE
83void acpi_initrd_override(void *data, size_t size);
84#else
85static inline void acpi_initrd_override(void *data, size_t size)
86{
87}
88#endif
89
1da177e4 90char * __acpi_map_table (unsigned long phys_addr, unsigned long size);
970ec1a8 91void __acpi_unmap_table(char *map, unsigned long size);
cbf9bd60 92int early_acpi_boot_init(void);
1da177e4 93int acpi_boot_init (void);
8558e394 94void acpi_boot_table_init (void);
3c999f14 95int acpi_mps_check (void);
1da177e4
LT		 96int acpi_numa_init (void);
97
98int acpi_table_init (void);
b43e1065 99int acpi_table_parse(char *id, acpi_tbl_table_handler handler);
6eb87fed 100int __init acpi_table_parse_entries(char *id, unsigned long table_size,
b43e1065
LZ		 101 int entry_id,
102 acpi_tbl_entry_handler handler,
103 unsigned int max_entries);
104int acpi_table_parse_madt(enum acpi_madt_type id,
105 acpi_tbl_entry_handler handler,
106 unsigned int max_entries);
ceb6c468 107int acpi_parse_mcfg (struct acpi_table_header *header);
5f3b1a8b 108void acpi_table_print_madt_entry (struct acpi_subtable_header *madt);
1da177e4
LT		 109
110/* the following four functions are architecture-dependent */
111void acpi_numa_slit_init (struct acpi_table_slit *slit);
15a58ed1 112void acpi_numa_processor_affinity_init (struct acpi_srat_cpu_affinity *pa);
7237d3de 113void acpi_numa_x2apic_affinity_init(struct acpi_srat_x2apic_cpu_affinity *pa);
095adbb6 114int acpi_numa_memory_affinity_init (struct acpi_srat_mem_affinity *ma);
1da177e4
LT		 115void acpi_numa_arch_fixup(void);
116
117#ifdef CONFIG_ACPI_HOTPLUG_CPU
118/* Arch dependent functions for cpu hotplug support */
119int acpi_map_lsapic(acpi_handle handle, int *pcpu);
120int acpi_unmap_lsapic(int cpu);
121#endif /* CONFIG_ACPI_HOTPLUG_CPU */
122
b1bb248a
KK		 123int acpi_register_ioapic(acpi_handle handle, u64 phys_addr, u32 gsi_base);
124int acpi_unregister_ioapic(acpi_handle handle, u32 gsi_base);
5229e87d 125void acpi_irq_stats_init(void);
5229e87d 126extern u32 acpi_irq_handled;
88bea188 127extern u32 acpi_irq_not_handled;
1da177e4 128
c255d844 129extern int sbf_port;
77afcf78 130extern unsigned long acpi_realmode_flags;
1da177e4 131
a2f809b0 132int acpi_register_gsi (struct device *dev, u32 gsi, int triggering, int polarity);
1da177e4 133int acpi_gsi_to_irq (u32 gsi, unsigned int *irq);
2c2df841 134int acpi_isa_irq_to_gsi (unsigned isa_irq, u32 *gsi);
1da177e4 135
61fd47e0 136#ifdef CONFIG_X86_IO_APIC
9a0a91bb 137extern int acpi_get_override_irq(u32 gsi, int *trigger, int *polarity);
61fd47e0 138#else
9a0a91bb 139#define acpi_get_override_irq(gsi, trigger, polarity) (-1)
61fd47e0 140#endif
1da177e4
LT		 141/*
142 * This function undoes the effect of one call to acpi_register_gsi().
143 * If this matches the last registration, any IRQ resources for gsi
144 * are freed.
145 */
1da177e4 146void acpi_unregister_gsi (u32 gsi);
1da177e4 147
1da177e4
LT		 148struct pci_dev;
149
150int acpi_pci_irq_enable (struct pci_dev *dev);
c9c3e457 151void acpi_penalize_isa_irq(int irq, int active);
1da177e4 152
1da177e4 153void acpi_pci_irq_disable (struct pci_dev *dev);
1da177e4
LT		 154
155struct acpi_pci_driver {
8ee5bdf3 156 struct list_head node;
55bfe3c0
TI		 157 int (*add)(struct acpi_pci_root *root);
158 void (*remove)(struct acpi_pci_root *root);
1da177e4
LT		 159};
160
161int acpi_pci_register_driver(struct acpi_pci_driver *driver);
162void acpi_pci_unregister_driver(struct acpi_pci_driver *driver);
163
1da177e4
LT		 164extern int ec_read(u8 addr, u8 *val);
165extern int ec_write(u8 addr, u8 val);
d7a76e4c
LP		 166extern int ec_transaction(u8 command,
167 const u8 *wdata, unsigned wdata_len,
1cb7b1e0 168 u8 *rdata, unsigned rdata_len);
3e2abc5a 169extern acpi_handle ec_get_handle(void);
1da177e4 170
bff431e4
CC		 171#if defined(CONFIG_ACPI_WMI) || defined(CONFIG_ACPI_WMI_MODULE)
172
173typedef void (*wmi_notify_handler) (u32 value, void *context);
174
175extern acpi_status wmi_evaluate_method(const char *guid, u8 instance,
176 u32 method_id,
177 const struct acpi_buffer *in,
178 struct acpi_buffer *out);
179extern acpi_status wmi_query_block(const char *guid, u8 instance,
180 struct acpi_buffer *out);
181extern acpi_status wmi_set_block(const char *guid, u8 instance,
182 const struct acpi_buffer *in);
183extern acpi_status wmi_install_notify_handler(const char *guid,
184 wmi_notify_handler handler, void *data);
185extern acpi_status wmi_remove_notify_handler(const char *guid);
186extern acpi_status wmi_get_event_data(u32 event, struct acpi_buffer *out);
187extern bool wmi_has_guid(const char *guid);
188
189#endif /* CONFIG_ACPI_WMI */
190
c3d6de69
TR		 191#define ACPI_VIDEO_OUTPUT_SWITCHING 0x0001
192#define ACPI_VIDEO_DEVICE_POSTING 0x0002
193#define ACPI_VIDEO_ROM_AVAILABLE 0x0004
194#define ACPI_VIDEO_BACKLIGHT 0x0008
195#define ACPI_VIDEO_BACKLIGHT_FORCE_VENDOR 0x0010
196#define ACPI_VIDEO_BACKLIGHT_FORCE_VIDEO 0x0020
197#define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VENDOR 0x0040
198#define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VIDEO 0x0080
199#define ACPI_VIDEO_BACKLIGHT_DMI_VENDOR 0x0100
200#define ACPI_VIDEO_BACKLIGHT_DMI_VIDEO 0x0200
201#define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VENDOR 0x0400
202#define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VIDEO 0x0800
203
204#if defined(CONFIG_ACPI_VIDEO) || defined(CONFIG_ACPI_VIDEO_MODULE)
205
206extern long acpi_video_get_capabilities(acpi_handle graphics_dev_handle);
207extern long acpi_is_video_device(struct acpi_device *device);
f838eb5b
CC		 208extern void acpi_video_dmi_promote_vendor(void);
209extern void acpi_video_dmi_demote_vendor(void);
c3d6de69
TR		 210extern int acpi_video_backlight_support(void);
211extern int acpi_video_display_switch_support(void);
212
213#else
214
215static inline long acpi_video_get_capabilities(acpi_handle graphics_dev_handle)
216{
217 return 0;
218}
219
220static inline long acpi_is_video_device(struct acpi_device *device)
221{
222 return 0;
223}
224
f838eb5b
CC		 225static inline void acpi_video_dmi_promote_vendor(void)
226{
227}
228
229static inline void acpi_video_dmi_demote_vendor(void)
230{
231}
232
c3d6de69
TR		 233static inline int acpi_video_backlight_support(void)
234{
235 return 0;
236}
237
238static inline int acpi_video_display_switch_support(void)
239{
240 return 0;
241}
242
243#endif /* defined(CONFIG_ACPI_VIDEO) || defined(CONFIG_ACPI_VIDEO_MODULE) */
244
1da177e4 245extern int acpi_blacklisted(void);
d4b7dc49 246extern void acpi_dmi_osi_linux(int enable, const struct dmi_system_id *d);
d90aa92c 247extern void acpi_osi_setup(char *str);
1da177e4 248
1da177e4
LT		 249#ifdef CONFIG_ACPI_NUMA
250int acpi_get_pxm(acpi_handle handle);
1e3590e2 251int acpi_get_node(acpi_handle *handle);
1da177e4
LT		 252#else
253static inline int acpi_get_pxm(acpi_handle handle)
254{
255 return 0;
256}
1e3590e2
YG		 257static inline int acpi_get_node(acpi_handle *handle)
258{
259 return 0;
260}
1da177e4 261#endif
1e3590e2 262extern int acpi_paddr_to_node(u64 start_addr, u64 size);
1da177e4
LT		 263
264extern int pnpacpi_disabled;
265
3484d798 266#define PXM_INVAL (-1)
3484d798 267
046d9ce6
RW		 268bool acpi_dev_resource_memory(struct acpi_resource *ares, struct resource *res);
269bool acpi_dev_resource_io(struct acpi_resource *ares, struct resource *res);
270bool acpi_dev_resource_address_space(struct acpi_resource *ares,
271 struct resource *res);
272bool acpi_dev_resource_ext_address_space(struct acpi_resource *ares,
273 struct resource *res);
274unsigned long acpi_dev_irq_flags(u8 triggering, u8 polarity, u8 shareable);
275bool acpi_dev_resource_interrupt(struct acpi_resource *ares, int index,
276 struct resource *res);
277
8e345c99
RW		 278struct resource_list_entry {
279 struct list_head node;
280 struct resource res;
281};
282
283void acpi_dev_free_resource_list(struct list_head *list);
284int acpi_dev_get_resources(struct acpi_device *adev, struct list_head *list,
285 int (*preproc)(struct acpi_resource *, void *),
286 void *preproc_data);
287
876fba43 288int acpi_check_resource_conflict(const struct resource *res);
443dea72 289
df92e695
TR		 290int acpi_check_region(resource_size_t start, resource_size_t n,
291 const char *name);
df92e695 292
70dd6bea
JD		 293int acpi_resources_are_enforced(void);
294
9743fdea 295#ifdef CONFIG_HIBERNATION
bdfe6b7c 296void __init acpi_no_s4_hw_signature(void);
9743fdea
YL		 297#endif
298
299#ifdef CONFIG_PM_SLEEP
d8f3de0d 300void __init acpi_old_suspend_ordering(void);
72ad5d77 301void __init acpi_nvs_nosave(void);
1bad2f19 302void __init acpi_nvs_nosave_s3(void);
d8f3de0d 303#endif /* CONFIG_PM_SLEEP */
9f5404d8 304
70023de8
SL		 305struct acpi_osc_context {
306 char *uuid_str; /* uuid string */
307 int rev;
308 struct acpi_buffer cap; /* arg2/arg3 */
309 struct acpi_buffer ret; /* free by caller if success */
310};
311
9f5404d8
KK		 312#define OSC_QUERY_TYPE 0
313#define OSC_SUPPORT_TYPE 1
314#define OSC_CONTROL_TYPE 2
9f5404d8
KK		 315
316/* _OSC DW0 Definition */
317#define OSC_QUERY_ENABLE 1
318#define OSC_REQUEST_ERROR 2
319#define OSC_INVALID_UUID_ERROR 4
320#define OSC_INVALID_REVISION_ERROR 8
321#define OSC_CAPABILITIES_MASK_ERROR 16
322
70023de8
SL		 323acpi_status acpi_run_osc(acpi_handle handle, struct acpi_osc_context *context);
324
3563ff96
SL		 325/* platform-wide _OSC bits */
326#define OSC_SB_PAD_SUPPORT 1
327#define OSC_SB_PPC_OST_SUPPORT 2
328#define OSC_SB_PR3_SUPPORT 4
275c58d7 329#define OSC_SB_HOTPLUG_OST_SUPPORT 8
3563ff96
SL		 330#define OSC_SB_APEI_SUPPORT 16
331
eccddd32
HY		 332extern bool osc_sb_apei_support_acked;
333
3a9622dc 334/* PCI defined _OSC bits */
9f5404d8
KK		 335/* _OSC DW1 Definition (OS Support Fields) */
336#define OSC_EXT_PCI_CONFIG_SUPPORT 1
337#define OSC_ACTIVE_STATE_PWR_SUPPORT 2
338#define OSC_CLOCK_PWR_CAPABILITY_SUPPORT 4
339#define OSC_PCI_SEGMENT_GROUPS_SUPPORT 8
340#define OSC_MSI_SUPPORT 16
3a9622dc 341#define OSC_PCI_SUPPORT_MASKS 0x1f
9f5404d8
KK		 342
343/* _OSC DW1 Definition (OS Control Fields) */
344#define OSC_PCI_EXPRESS_NATIVE_HP_CONTROL 1
345#define OSC_SHPC_NATIVE_HP_CONTROL 2
346#define OSC_PCI_EXPRESS_PME_CONTROL 4
347#define OSC_PCI_EXPRESS_AER_CONTROL 8
348#define OSC_PCI_EXPRESS_CAP_STRUCTURE_CONTROL 16
349
3a9622dc 350#define OSC_PCI_CONTROL_MASKS (OSC_PCI_EXPRESS_NATIVE_HP_CONTROL | \
9f5404d8
KK		 351 OSC_SHPC_NATIVE_HP_CONTROL | \
352 OSC_PCI_EXPRESS_PME_CONTROL | \
353 OSC_PCI_EXPRESS_AER_CONTROL | \
354 OSC_PCI_EXPRESS_CAP_STRUCTURE_CONTROL)
d90116ea
RW		 355
356#define OSC_PCI_NATIVE_HOTPLUG (OSC_PCI_EXPRESS_NATIVE_HP_CONTROL | \
357 OSC_SHPC_NATIVE_HP_CONTROL)
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) && \
364 (defined(CONFIG_ACPI_HOTPLUG_MEMORY) || \
365 defined(CONFIG_ACPI_HOTPLUG_MEMORY_MODULE)) && \
366 (defined(CONFIG_ACPI_CONTAINER) || \
367 defined(CONFIG_ACPI_CONTAINER_MODULE))
368#define ACPI_HOTPLUG_OST
369#endif
370
371/* _OST Source Event Code (OSPM Action) */
372#define ACPI_OST_EC_OSPM_SHUTDOWN 0x100
373#define ACPI_OST_EC_OSPM_EJECT 0x103
374#define ACPI_OST_EC_OSPM_INSERTION 0x200
375
376/* _OST General Processing Status Code */
377#define ACPI_OST_SC_SUCCESS 0x0
378#define ACPI_OST_SC_NON_SPECIFIC_FAILURE 0x1
379#define ACPI_OST_SC_UNRECOGNIZED_NOTIFY 0x2
380
381/* _OST OS Shutdown Processing (0x100) Status Code */
382#define ACPI_OST_SC_OS_SHUTDOWN_DENIED 0x80
383#define ACPI_OST_SC_OS_SHUTDOWN_IN_PROGRESS 0x81
384#define ACPI_OST_SC_OS_SHUTDOWN_COMPLETED 0x82
385#define ACPI_OST_SC_OS_SHUTDOWN_NOT_SUPPORTED 0x83
386
387/* _OST Ejection Request (0x3, 0x103) Status Code */
388#define ACPI_OST_SC_EJECT_NOT_SUPPORTED 0x80
389#define ACPI_OST_SC_DEVICE_IN_USE 0x81
390#define ACPI_OST_SC_DEVICE_BUSY 0x82
391#define ACPI_OST_SC_EJECT_DEPENDENCY_BUSY 0x83
392#define ACPI_OST_SC_EJECT_IN_PROGRESS 0x84
393
394/* _OST Insertion Request (0x200) Status Code */
395#define ACPI_OST_SC_INSERT_IN_PROGRESS 0x80
396#define ACPI_OST_SC_DRIVER_LOAD_FAILURE 0x81
397#define ACPI_OST_SC_INSERT_NOT_SUPPORTED 0x82
398
4a7a16dc
LB		 399extern void acpi_early_init(void);
400
b54ac6d2
HY		 401extern int acpi_nvs_register(__u64 start, __u64 size);
402
403extern int acpi_nvs_for_each_region(int (*func)(__u64, __u64, void *),
404 void *data);
405
cf761af9
MW		 406const struct acpi_device_id *acpi_match_device(const struct acpi_device_id *ids,
407 const struct device *dev);
408
409static inline bool acpi_driver_match_device(struct device *dev,
410 const struct device_driver *drv)
411{
412 return !!acpi_match_device(drv->acpi_match_table, dev);
413}
414
415#define ACPI_PTR(_ptr) (_ptr)
416
e55a5999
FT		 417#else /* !CONFIG_ACPI */
418
419#define acpi_disabled 1
420
4a7a16dc 421static inline void acpi_early_init(void) { }
53de49f5 422
cbf9bd60
YL		 423static inline int early_acpi_boot_init(void)
424{
425 return 0;
426}
53de49f5
AM		 427static inline int acpi_boot_init(void)
428{
429 return 0;
430}
431
8558e394 432static inline void acpi_boot_table_init(void)
53de49f5 433{
8558e394 434 return;
53de49f5
AM		 435}
436
3c999f14
YL		 437static inline int acpi_mps_check(void)
438{
439 return 0;
440}
441
443dea72
TR		 442static inline int acpi_check_resource_conflict(struct resource *res)
443{
444 return 0;
445}
446
df92e695
TR		 447static inline int acpi_check_region(resource_size_t start, resource_size_t n,
448 const char *name)
449{
450 return 0;
451}
452
e55a5999
FT		 453struct acpi_table_header;
454static inline int acpi_table_parse(char *id,
455 int (*handler)(struct acpi_table_header *))
456{
457 return -1;
458}
6fed05c9 459
b54ac6d2 460static inline int acpi_nvs_register(__u64 start, __u64 size)
6fed05c9
RW		 461{
462 return 0;
463}
b54ac6d2
HY		 464
465static inline int acpi_nvs_for_each_region(int (*func)(__u64, __u64, void *),
466 void *data)
467{
468 return 0;
469}
470
cf761af9
MW		 471struct acpi_device_id;
472
473static inline const struct acpi_device_id *acpi_match_device(
474 const struct acpi_device_id *ids, const struct device *dev)
475{
476 return NULL;
477}
478
479static inline bool acpi_driver_match_device(struct device *dev,
480 const struct device_driver *drv)
481{
482 return false;
483}
484
485#define ACPI_PTR(_ptr) (NULL)
486
b54ac6d2 487#endif /* !CONFIG_ACPI */
6fed05c9 488
09f98a82
TL		 489#ifdef CONFIG_ACPI
490void acpi_os_set_prepare_sleep(int (*func)(u8 sleep_state,
491 u32 pm1a_ctrl, u32 pm1b_ctrl));
492
493acpi_status acpi_os_prepare_sleep(u8 sleep_state,
494 u32 pm1a_control, u32 pm1b_control);
385ddeac 495#ifdef CONFIG_X86
8e30524d
TR		 496void arch_reserve_mem_area(acpi_physical_address addr, size_t size);
497#else
498static inline void arch_reserve_mem_area(acpi_physical_address addr,
499 size_t size)
500{
501}
502#endif /* CONFIG_X86 */
09f98a82
TL		 503#else
504#define acpi_os_set_prepare_sleep(func, pm1a_ctrl, pm1b_ctrl) do { } while (0)
505#endif
506
e5cc8ef3
RW		 507#if defined(CONFIG_ACPI) && defined(CONFIG_PM_RUNTIME)
508int acpi_dev_runtime_suspend(struct device *dev);
509int acpi_dev_runtime_resume(struct device *dev);
510int acpi_subsys_runtime_suspend(struct device *dev);
511int acpi_subsys_runtime_resume(struct device *dev);
512#else
513static inline int acpi_dev_runtime_suspend(struct device *dev) { return 0; }
514static inline int acpi_dev_runtime_resume(struct device *dev) { return 0; }
515static inline int acpi_subsys_runtime_suspend(struct device *dev) { return 0; }
516static inline int acpi_subsys_runtime_resume(struct device *dev) { return 0; }
517#endif
518
d79beb39 519#if defined(CONFIG_ACPI) && defined(CONFIG_PM_SLEEP)
e5cc8ef3
RW		 520int acpi_dev_suspend_late(struct device *dev);
521int acpi_dev_resume_early(struct device *dev);
522int acpi_subsys_prepare(struct device *dev);
523int acpi_subsys_suspend_late(struct device *dev);
524int acpi_subsys_resume_early(struct device *dev);
525#else
526static inline int acpi_dev_suspend_late(struct device *dev) { return 0; }
527static inline int acpi_dev_resume_early(struct device *dev) { return 0; }
528static inline int acpi_subsys_prepare(struct device *dev) { return 0; }
529static inline int acpi_subsys_suspend_late(struct device *dev) { return 0; }
530static inline int acpi_subsys_resume_early(struct device *dev) { return 0; }
531#endif
532
533#if defined(CONFIG_ACPI) && defined(CONFIG_PM)
d2e5f0c1 534struct acpi_device *acpi_dev_pm_get_node(struct device *dev);
b88ce2a4 535int acpi_dev_pm_attach(struct device *dev, bool power_on);
d71f2f88 536void acpi_dev_pm_detach(struct device *dev, bool power_off);
e5cc8ef3 537#else
d2e5f0c1
RW		 538static inline struct acpi_device *acpi_dev_pm_get_node(struct device *dev)
539{
540 return NULL;
541}
b88ce2a4
RW		 542static inline int acpi_dev_pm_attach(struct device *dev, bool power_on)
543{
544 return -ENODEV;
545}
546static inline void acpi_dev_pm_detach(struct device *dev, bool power_off) {}
e5cc8ef3
RW		 547#endif
548
fbfddae6
TK		 549#ifdef CONFIG_ACPI
550__printf(3, 4)
551void acpi_handle_printk(const char *level, acpi_handle handle,
552 const char *fmt, ...);
553#else /* !CONFIG_ACPI */
554static inline __printf(3, 4) void
555acpi_handle_printk(const char *level, void *handle, const char *fmt, ...) {}
556#endif /* !CONFIG_ACPI */
557
558/*
559 * acpi_handle_<level>: Print message with ACPI prefix and object path
560 *
561 * These interfaces acquire the global namespace mutex to obtain an object
562 * path. In interrupt context, it shows the object path as <n/a>.
563 */
564#define acpi_handle_emerg(handle, fmt, ...) \
565 acpi_handle_printk(KERN_EMERG, handle, fmt, ##__VA_ARGS__)
566#define acpi_handle_alert(handle, fmt, ...) \
567 acpi_handle_printk(KERN_ALERT, handle, fmt, ##__VA_ARGS__)
568#define acpi_handle_crit(handle, fmt, ...) \
569 acpi_handle_printk(KERN_CRIT, handle, fmt, ##__VA_ARGS__)
570#define acpi_handle_err(handle, fmt, ...) \
571 acpi_handle_printk(KERN_ERR, handle, fmt, ##__VA_ARGS__)
572#define acpi_handle_warn(handle, fmt, ...) \
573 acpi_handle_printk(KERN_WARNING, handle, fmt, ##__VA_ARGS__)
574#define acpi_handle_notice(handle, fmt, ...) \
575 acpi_handle_printk(KERN_NOTICE, handle, fmt, ##__VA_ARGS__)
576#define acpi_handle_info(handle, fmt, ...) \
577 acpi_handle_printk(KERN_INFO, handle, fmt, ##__VA_ARGS__)
578
579/* REVISIT: Support CONFIG_DYNAMIC_DEBUG when necessary */
580#if defined(DEBUG) || defined(CONFIG_DYNAMIC_DEBUG)
581#define acpi_handle_debug(handle, fmt, ...) \
582 acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__)
583#else
584#define acpi_handle_debug(handle, fmt, ...) \
585({ \
586 if (0) \
587 acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__); \
588 0; \
589})
590#endif
591
25be5e6c 592#endif /*_LINUX_ACPI_H*/
Linux 6.x block layer and io_uring tree(s)