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x86/PCI: Refine the way to release PCI IRQ resources
[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 */
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
56#define ACPI_COMPANION(dev) ((dev)->acpi_node.companion)
57#define ACPI_COMPANION_SET(dev, adev) ACPI_COMPANION(dev) = (adev)
58#define ACPI_HANDLE(dev) acpi_device_handle(ACPI_COMPANION(dev))
59
9c5ad36d
RW		 60static inline void acpi_preset_companion(struct device *dev,
61 struct acpi_device *parent, u64 addr)
62{
63 ACPI_COMPANION_SET(dev, acpi_find_child_device(parent, addr, NULL));
64}
65
45c42a7f
JN		 66static inline const char *acpi_dev_name(struct acpi_device *adev)
67{
68 return dev_name(&adev->dev);
69}
70
1da177e4
LT		 71enum acpi_irq_model_id {
72 ACPI_IRQ_MODEL_PIC = 0,
73 ACPI_IRQ_MODEL_IOAPIC,
74 ACPI_IRQ_MODEL_IOSAPIC,
3948ec94 75 ACPI_IRQ_MODEL_PLATFORM,
1da177e4
LT		 76 ACPI_IRQ_MODEL_COUNT
77};
78
79extern enum acpi_irq_model_id acpi_irq_model;
80
1da177e4
LT		 81enum acpi_interrupt_id {
82 ACPI_INTERRUPT_PMI = 1,
83 ACPI_INTERRUPT_INIT,
84 ACPI_INTERRUPT_CPEI,
85 ACPI_INTERRUPT_COUNT
86};
87
88#define ACPI_SPACE_MEM 0
89
1da177e4
LT		 90enum acpi_address_range_id {
91 ACPI_ADDRESS_RANGE_MEMORY = 1,
92 ACPI_ADDRESS_RANGE_RESERVED = 2,
93 ACPI_ADDRESS_RANGE_ACPI = 3,
94 ACPI_ADDRESS_RANGE_NVS = 4,
95 ACPI_ADDRESS_RANGE_COUNT
96};
97
1da177e4 98
1da177e4
LT		 99/* Table Handlers */
100
b43e1065 101typedef int (*acpi_tbl_table_handler)(struct acpi_table_header *table);
1da177e4 102
b43e1065
LZ		 103typedef int (*acpi_tbl_entry_handler)(struct acpi_subtable_header *header,
104 const unsigned long end);
1da177e4 105
53aac44c
TR		 106#ifdef CONFIG_ACPI_INITRD_TABLE_OVERRIDE
107void acpi_initrd_override(void *data, size_t size);
108#else
109static inline void acpi_initrd_override(void *data, size_t size)
110{
111}
112#endif
113
328281b1
HG		 114#define BAD_MADT_ENTRY(entry, end) ( \
115 (!entry) || (unsigned long)entry + sizeof(*entry) > end || \
116 ((struct acpi_subtable_header *)entry)->length < sizeof(*entry))
117
1da177e4 118char * __acpi_map_table (unsigned long phys_addr, unsigned long size);
970ec1a8 119void __acpi_unmap_table(char *map, unsigned long size);
cbf9bd60 120int early_acpi_boot_init(void);
1da177e4 121int acpi_boot_init (void);
8558e394 122void acpi_boot_table_init (void);
3c999f14 123int acpi_mps_check (void);
1da177e4
LT		 124int acpi_numa_init (void);
125
126int acpi_table_init (void);
b43e1065 127int acpi_table_parse(char *id, acpi_tbl_table_handler handler);
f08bb472
AC		 128int __init acpi_parse_entries(char *id, unsigned long table_size,
129 acpi_tbl_entry_handler handler,
130 struct acpi_table_header *table_header,
131 int entry_id, unsigned int max_entries);
6eb87fed 132int __init acpi_table_parse_entries(char *id, unsigned long table_size,
b43e1065
LZ		 133 int entry_id,
134 acpi_tbl_entry_handler handler,
135 unsigned int max_entries);
136int acpi_table_parse_madt(enum acpi_madt_type id,
137 acpi_tbl_entry_handler handler,
138 unsigned int max_entries);
ceb6c468 139int acpi_parse_mcfg (struct acpi_table_header *header);
5f3b1a8b 140void acpi_table_print_madt_entry (struct acpi_subtable_header *madt);
1da177e4
LT		 141
142/* the following four functions are architecture-dependent */
143void acpi_numa_slit_init (struct acpi_table_slit *slit);
15a58ed1 144void acpi_numa_processor_affinity_init (struct acpi_srat_cpu_affinity *pa);
7237d3de 145void acpi_numa_x2apic_affinity_init(struct acpi_srat_x2apic_cpu_affinity *pa);
095adbb6 146int acpi_numa_memory_affinity_init (struct acpi_srat_mem_affinity *ma);
1da177e4
LT		 147void acpi_numa_arch_fixup(void);
148
149#ifdef CONFIG_ACPI_HOTPLUG_CPU
150/* Arch dependent functions for cpu hotplug support */
d02dc27d
HG		 151int acpi_map_cpu(acpi_handle handle, int physid, int *pcpu);
152int acpi_unmap_cpu(int cpu);
1da177e4
LT		 153#endif /* CONFIG_ACPI_HOTPLUG_CPU */
154
b1bb248a
KK		 155int acpi_register_ioapic(acpi_handle handle, u64 phys_addr, u32 gsi_base);
156int acpi_unregister_ioapic(acpi_handle handle, u32 gsi_base);
e89900c9 157int acpi_ioapic_registered(acpi_handle handle, u32 gsi_base);
5229e87d 158void acpi_irq_stats_init(void);
5229e87d 159extern u32 acpi_irq_handled;
88bea188 160extern u32 acpi_irq_not_handled;
1da177e4 161
c255d844 162extern int sbf_port;
77afcf78 163extern unsigned long acpi_realmode_flags;
1da177e4 164
a2f809b0 165int acpi_register_gsi (struct device *dev, u32 gsi, int triggering, int polarity);
1da177e4 166int acpi_gsi_to_irq (u32 gsi, unsigned int *irq);
2c2df841 167int acpi_isa_irq_to_gsi (unsigned isa_irq, u32 *gsi);
1da177e4 168
61fd47e0 169#ifdef CONFIG_X86_IO_APIC
9a0a91bb 170extern int acpi_get_override_irq(u32 gsi, int *trigger, int *polarity);
61fd47e0 171#else
9a0a91bb 172#define acpi_get_override_irq(gsi, trigger, polarity) (-1)
61fd47e0 173#endif
1da177e4
LT		 174/*
175 * This function undoes the effect of one call to acpi_register_gsi().
176 * If this matches the last registration, any IRQ resources for gsi
177 * are freed.
178 */
1da177e4 179void acpi_unregister_gsi (u32 gsi);
1da177e4 180
1da177e4
LT		 181struct pci_dev;
182
183int acpi_pci_irq_enable (struct pci_dev *dev);
c9c3e457 184void acpi_penalize_isa_irq(int irq, int active);
1da177e4 185
1da177e4 186void acpi_pci_irq_disable (struct pci_dev *dev);
1da177e4 187
1da177e4
LT		 188extern int ec_read(u8 addr, u8 *val);
189extern int ec_write(u8 addr, u8 val);
d7a76e4c
LP		 190extern int ec_transaction(u8 command,
191 const u8 *wdata, unsigned wdata_len,
1cb7b1e0 192 u8 *rdata, unsigned rdata_len);
3e2abc5a 193extern acpi_handle ec_get_handle(void);
1da177e4 194
eec15edb
ZR		 195extern bool acpi_is_pnp_device(struct acpi_device *);
196
bff431e4
CC		 197#if defined(CONFIG_ACPI_WMI) || defined(CONFIG_ACPI_WMI_MODULE)
198
199typedef void (*wmi_notify_handler) (u32 value, void *context);
200
201extern acpi_status wmi_evaluate_method(const char *guid, u8 instance,
202 u32 method_id,
203 const struct acpi_buffer *in,
204 struct acpi_buffer *out);
205extern acpi_status wmi_query_block(const char *guid, u8 instance,
206 struct acpi_buffer *out);
207extern acpi_status wmi_set_block(const char *guid, u8 instance,
208 const struct acpi_buffer *in);
209extern acpi_status wmi_install_notify_handler(const char *guid,
210 wmi_notify_handler handler, void *data);
211extern acpi_status wmi_remove_notify_handler(const char *guid);
212extern acpi_status wmi_get_event_data(u32 event, struct acpi_buffer *out);
213extern bool wmi_has_guid(const char *guid);
214
215#endif /* CONFIG_ACPI_WMI */
216
c3d6de69
TR		 217#define ACPI_VIDEO_OUTPUT_SWITCHING 0x0001
218#define ACPI_VIDEO_DEVICE_POSTING 0x0002
219#define ACPI_VIDEO_ROM_AVAILABLE 0x0004
220#define ACPI_VIDEO_BACKLIGHT 0x0008
221#define ACPI_VIDEO_BACKLIGHT_FORCE_VENDOR 0x0010
222#define ACPI_VIDEO_BACKLIGHT_FORCE_VIDEO 0x0020
223#define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VENDOR 0x0040
224#define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VIDEO 0x0080
225#define ACPI_VIDEO_BACKLIGHT_DMI_VENDOR 0x0100
226#define ACPI_VIDEO_BACKLIGHT_DMI_VIDEO 0x0200
227#define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VENDOR 0x0400
228#define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VIDEO 0x0800
229
230#if defined(CONFIG_ACPI_VIDEO) || defined(CONFIG_ACPI_VIDEO_MODULE)
231
232extern long acpi_video_get_capabilities(acpi_handle graphics_dev_handle);
d4e1a692 233extern long acpi_is_video_device(acpi_handle handle);
f838eb5b
CC		 234extern void acpi_video_dmi_promote_vendor(void);
235extern void acpi_video_dmi_demote_vendor(void);
c3d6de69
TR		 236extern int acpi_video_backlight_support(void);
237extern int acpi_video_display_switch_support(void);
238
239#else
240
241static inline long acpi_video_get_capabilities(acpi_handle graphics_dev_handle)
242{
243 return 0;
244}
245
d4e1a692 246static inline long acpi_is_video_device(acpi_handle handle)
c3d6de69
TR		 247{
248 return 0;
249}
250
f838eb5b
CC		 251static inline void acpi_video_dmi_promote_vendor(void)
252{
253}
254
255static inline void acpi_video_dmi_demote_vendor(void)
256{
257}
258
c3d6de69
TR		 259static inline int acpi_video_backlight_support(void)
260{
261 return 0;
262}
263
264static inline int acpi_video_display_switch_support(void)
265{
266 return 0;
267}
268
269#endif /* defined(CONFIG_ACPI_VIDEO) || defined(CONFIG_ACPI_VIDEO_MODULE) */
270
1da177e4 271extern int acpi_blacklisted(void);
d4b7dc49 272extern void acpi_dmi_osi_linux(int enable, const struct dmi_system_id *d);
d90aa92c 273extern void acpi_osi_setup(char *str);
1da177e4 274
1da177e4 275#ifdef CONFIG_ACPI_NUMA
486c79b5 276int acpi_get_node(acpi_handle handle);
1da177e4 277#else
486c79b5 278static inline int acpi_get_node(acpi_handle handle)
1e3590e2
YG		 279{
280 return 0;
281}
1da177e4 282#endif
1e3590e2 283extern int acpi_paddr_to_node(u64 start_addr, u64 size);
1da177e4
LT		 284
285extern int pnpacpi_disabled;
286
3484d798 287#define PXM_INVAL (-1)
3484d798 288
046d9ce6
RW		 289bool acpi_dev_resource_memory(struct acpi_resource *ares, struct resource *res);
290bool acpi_dev_resource_io(struct acpi_resource *ares, struct resource *res);
291bool acpi_dev_resource_address_space(struct acpi_resource *ares,
a49170b5 292 struct resource_win *win);
046d9ce6 293bool acpi_dev_resource_ext_address_space(struct acpi_resource *ares,
a49170b5 294 struct resource_win *win);
046d9ce6
RW		 295unsigned long acpi_dev_irq_flags(u8 triggering, u8 polarity, u8 shareable);
296bool acpi_dev_resource_interrupt(struct acpi_resource *ares, int index,
297 struct resource *res);
298
8e345c99
RW		 299void acpi_dev_free_resource_list(struct list_head *list);
300int acpi_dev_get_resources(struct acpi_device *adev, struct list_head *list,
301 int (*preproc)(struct acpi_resource *, void *),
302 void *preproc_data);
62d1141f
JL		 303int acpi_dev_filter_resource_type(struct acpi_resource *ares,
304 unsigned long types);
305
306static inline int acpi_dev_filter_resource_type_cb(struct acpi_resource *ares,
307 void *arg)
308{
309 return acpi_dev_filter_resource_type(ares, (unsigned long)arg);
310}
8e345c99 311
876fba43 312int acpi_check_resource_conflict(const struct resource *res);
443dea72 313
df92e695
TR		 314int acpi_check_region(resource_size_t start, resource_size_t n,
315 const char *name);
df92e695 316
70dd6bea
JD		 317int acpi_resources_are_enforced(void);
318
9743fdea 319#ifdef CONFIG_HIBERNATION
bdfe6b7c 320void __init acpi_no_s4_hw_signature(void);
9743fdea
YL		 321#endif
322
323#ifdef CONFIG_PM_SLEEP
d8f3de0d 324void __init acpi_old_suspend_ordering(void);
72ad5d77 325void __init acpi_nvs_nosave(void);
1bad2f19 326void __init acpi_nvs_nosave_s3(void);
d8f3de0d 327#endif /* CONFIG_PM_SLEEP */
9f5404d8 328
70023de8 329struct acpi_osc_context {
c8678473 330 char *uuid_str; /* UUID string */
70023de8 331 int rev;
c8678473
BH		 332 struct acpi_buffer cap; /* list of DWORD capabilities */
333 struct acpi_buffer ret; /* free by caller if success */
70023de8
SL		 334};
335
4b3db708 336acpi_status acpi_str_to_uuid(char *str, u8 *uuid);
70023de8
SL		 337acpi_status acpi_run_osc(acpi_handle handle, struct acpi_osc_context *context);
338
b938a229
BH		 339/* Indexes into _OSC Capabilities Buffer (DWORDs 2 & 3 are device-specific) */
340#define OSC_QUERY_DWORD 0 /* DWORD 1 */
341#define OSC_SUPPORT_DWORD 1 /* DWORD 2 */
342#define OSC_CONTROL_DWORD 2 /* DWORD 3 */
9f5404d8 343
dedf1e4d
BH		 344/* _OSC Capabilities DWORD 1: Query/Control and Error Returns (generic) */
345#define OSC_QUERY_ENABLE 0x00000001 /* input */
346#define OSC_REQUEST_ERROR 0x00000002 /* return */
347#define OSC_INVALID_UUID_ERROR 0x00000004 /* return */
348#define OSC_INVALID_REVISION_ERROR 0x00000008 /* return */
349#define OSC_CAPABILITIES_MASK_ERROR 0x00000010 /* return */
9f5404d8 350
dedf1e4d
BH		 351/* Platform-Wide Capabilities _OSC: Capabilities DWORD 2: Support Field */
352#define OSC_SB_PAD_SUPPORT 0x00000001
353#define OSC_SB_PPC_OST_SUPPORT 0x00000002
354#define OSC_SB_PR3_SUPPORT 0x00000004
355#define OSC_SB_HOTPLUG_OST_SUPPORT 0x00000008
356#define OSC_SB_APEI_SUPPORT 0x00000010
357#define OSC_SB_CPC_SUPPORT 0x00000020
3563ff96 358
eccddd32
HY		 359extern bool osc_sb_apei_support_acked;
360
dedf1e4d 361/* PCI Host Bridge _OSC: Capabilities DWORD 2: Support Field */
7dab9ef4
BH		 362#define OSC_PCI_EXT_CONFIG_SUPPORT 0x00000001
363#define OSC_PCI_ASPM_SUPPORT 0x00000002
364#define OSC_PCI_CLOCK_PM_SUPPORT 0x00000004
dedf1e4d 365#define OSC_PCI_SEGMENT_GROUPS_SUPPORT 0x00000008
7dab9ef4 366#define OSC_PCI_MSI_SUPPORT 0x00000010
dedf1e4d
BH		 367#define OSC_PCI_SUPPORT_MASKS 0x0000001f
368
369/* PCI Host Bridge _OSC: Capabilities DWORD 3: Control Field */
370#define OSC_PCI_EXPRESS_NATIVE_HP_CONTROL 0x00000001
7dab9ef4 371#define OSC_PCI_SHPC_NATIVE_HP_CONTROL 0x00000002
dedf1e4d
BH		 372#define OSC_PCI_EXPRESS_PME_CONTROL 0x00000004
373#define OSC_PCI_EXPRESS_AER_CONTROL 0x00000008
7dab9ef4 374#define OSC_PCI_EXPRESS_CAPABILITY_CONTROL 0x00000010
335b1509 375#define OSC_PCI_CONTROL_MASKS 0x0000001f
d90116ea 376
5d98e61d
LT		 377#define ACPI_GSB_ACCESS_ATTRIB_QUICK 0x00000002
378#define ACPI_GSB_ACCESS_ATTRIB_SEND_RCV 0x00000004
379#define ACPI_GSB_ACCESS_ATTRIB_BYTE 0x00000006
380#define ACPI_GSB_ACCESS_ATTRIB_WORD 0x00000008
381#define ACPI_GSB_ACCESS_ATTRIB_BLOCK 0x0000000A
382#define ACPI_GSB_ACCESS_ATTRIB_MULTIBYTE 0x0000000B
383#define ACPI_GSB_ACCESS_ATTRIB_WORD_CALL 0x0000000C
384#define ACPI_GSB_ACCESS_ATTRIB_BLOCK_CALL 0x0000000D
385#define ACPI_GSB_ACCESS_ATTRIB_RAW_BYTES 0x0000000E
386#define ACPI_GSB_ACCESS_ATTRIB_RAW_PROCESS 0x0000000F
387
75fb60f2
RW		 388extern acpi_status acpi_pci_osc_control_set(acpi_handle handle,
389 u32 *mask, u32 req);
275c58d7
TK		 390
391/* Enable _OST when all relevant hotplug operations are enabled */
392#if defined(CONFIG_ACPI_HOTPLUG_CPU) && \
08f502c1 393 defined(CONFIG_ACPI_HOTPLUG_MEMORY) && \
64fd7401 394 defined(CONFIG_ACPI_CONTAINER)
275c58d7
TK		 395#define ACPI_HOTPLUG_OST
396#endif
397
398/* _OST Source Event Code (OSPM Action) */
399#define ACPI_OST_EC_OSPM_SHUTDOWN 0x100
400#define ACPI_OST_EC_OSPM_EJECT 0x103
401#define ACPI_OST_EC_OSPM_INSERTION 0x200
402
403/* _OST General Processing Status Code */
404#define ACPI_OST_SC_SUCCESS 0x0
405#define ACPI_OST_SC_NON_SPECIFIC_FAILURE 0x1
406#define ACPI_OST_SC_UNRECOGNIZED_NOTIFY 0x2
407
408/* _OST OS Shutdown Processing (0x100) Status Code */
409#define ACPI_OST_SC_OS_SHUTDOWN_DENIED 0x80
410#define ACPI_OST_SC_OS_SHUTDOWN_IN_PROGRESS 0x81
411#define ACPI_OST_SC_OS_SHUTDOWN_COMPLETED 0x82
412#define ACPI_OST_SC_OS_SHUTDOWN_NOT_SUPPORTED 0x83
413
414/* _OST Ejection Request (0x3, 0x103) Status Code */
415#define ACPI_OST_SC_EJECT_NOT_SUPPORTED 0x80
416#define ACPI_OST_SC_DEVICE_IN_USE 0x81
417#define ACPI_OST_SC_DEVICE_BUSY 0x82
418#define ACPI_OST_SC_EJECT_DEPENDENCY_BUSY 0x83
419#define ACPI_OST_SC_EJECT_IN_PROGRESS 0x84
420
421/* _OST Insertion Request (0x200) Status Code */
422#define ACPI_OST_SC_INSERT_IN_PROGRESS 0x80
423#define ACPI_OST_SC_DRIVER_LOAD_FAILURE 0x81
424#define ACPI_OST_SC_INSERT_NOT_SUPPORTED 0x82
425
4a7a16dc
LB		 426extern void acpi_early_init(void);
427
b54ac6d2
HY		 428extern int acpi_nvs_register(__u64 start, __u64 size);
429
430extern int acpi_nvs_for_each_region(int (*func)(__u64, __u64, void *),
431 void *data);
432
cf761af9
MW		 433const struct acpi_device_id *acpi_match_device(const struct acpi_device_id *ids,
434 const struct device *dev);
435
733e6251
MW		 436extern bool acpi_driver_match_device(struct device *dev,
437 const struct device_driver *drv);
6eb2451f
ZR		 438int acpi_device_uevent_modalias(struct device *, struct kobj_uevent_env *);
439int acpi_device_modalias(struct device *, char *, int);
40e7fcb1 440void acpi_walk_dep_device_list(acpi_handle handle);
6eb2451f 441
083bf668 442struct platform_device *acpi_create_platform_device(struct acpi_device *);
cf761af9
MW		 443#define ACPI_PTR(_ptr) (_ptr)
444
e55a5999
FT		 445#else /* !CONFIG_ACPI */
446
447#define acpi_disabled 1
448
7b199811
RW		 449#define ACPI_COMPANION(dev) (NULL)
450#define ACPI_COMPANION_SET(dev, adev) do { } while (0)
451#define ACPI_HANDLE(dev) (NULL)
452
8a0662d9
RW		 453struct fwnode_handle;
454
455static inline bool is_acpi_node(struct fwnode_handle *fwnode)
456{
457 return false;
458}
459
460static inline struct acpi_device *acpi_node(struct fwnode_handle *fwnode)
461{
462 return NULL;
463}
464
465static inline struct fwnode_handle *acpi_fwnode_handle(struct acpi_device *adev)
466{
467 return NULL;
468}
469
45c42a7f
JN		 470static inline const char *acpi_dev_name(struct acpi_device *adev)
471{
472 return NULL;
473}
474
4a7a16dc 475static inline void acpi_early_init(void) { }
53de49f5 476
cbf9bd60
YL		 477static inline int early_acpi_boot_init(void)
478{
479 return 0;
480}
53de49f5
AM		 481static inline int acpi_boot_init(void)
482{
483 return 0;
484}
485
8558e394 486static inline void acpi_boot_table_init(void)
53de49f5 487{
8558e394 488 return;
53de49f5
AM		 489}
490
3c999f14
YL		 491static inline int acpi_mps_check(void)
492{
493 return 0;
494}
495
443dea72
TR		 496static inline int acpi_check_resource_conflict(struct resource *res)
497{
498 return 0;
499}
500
df92e695
TR		 501static inline int acpi_check_region(resource_size_t start, resource_size_t n,
502 const char *name)
503{
504 return 0;
505}
506
e55a5999
FT		 507struct acpi_table_header;
508static inline int acpi_table_parse(char *id,
509 int (*handler)(struct acpi_table_header *))
510{
f8a571b2 511 return -ENODEV;
e55a5999 512}
6fed05c9 513
b54ac6d2 514static inline int acpi_nvs_register(__u64 start, __u64 size)
6fed05c9
RW		 515{
516 return 0;
517}
b54ac6d2
HY		 518
519static inline int acpi_nvs_for_each_region(int (*func)(__u64, __u64, void *),
520 void *data)
521{
522 return 0;
523}
524
cf761af9
MW		 525struct acpi_device_id;
526
527static inline const struct acpi_device_id *acpi_match_device(
528 const struct acpi_device_id *ids, const struct device *dev)
529{
530 return NULL;
531}
532
533static inline bool acpi_driver_match_device(struct device *dev,
534 const struct device_driver *drv)
535{
536 return false;
537}
538
6eb2451f
ZR		 539static inline int acpi_device_uevent_modalias(struct device *dev,
540 struct kobj_uevent_env *env)
541{
542 return -ENODEV;
543}
544
545static inline int acpi_device_modalias(struct device *dev,
546 char *buf, int size)
547{
548 return -ENODEV;
549}
550
cf761af9
MW		 551#define ACPI_PTR(_ptr) (NULL)
552
b54ac6d2 553#endif /* !CONFIG_ACPI */
6fed05c9 554
09f98a82
TL		 555#ifdef CONFIG_ACPI
556void acpi_os_set_prepare_sleep(int (*func)(u8 sleep_state,
557 u32 pm1a_ctrl, u32 pm1b_ctrl));
558
559acpi_status acpi_os_prepare_sleep(u8 sleep_state,
560 u32 pm1a_control, u32 pm1b_control);
d6b47b12
BG		 561
562void acpi_os_set_prepare_extended_sleep(int (*func)(u8 sleep_state,
563 u32 val_a, u32 val_b));
564
565acpi_status acpi_os_prepare_extended_sleep(u8 sleep_state,
566 u32 val_a, u32 val_b);
567
385ddeac 568#ifdef CONFIG_X86
8e30524d
TR		 569void arch_reserve_mem_area(acpi_physical_address addr, size_t size);
570#else
571static inline void arch_reserve_mem_area(acpi_physical_address addr,
572 size_t size)
573{
574}
575#endif /* CONFIG_X86 */
09f98a82
TL		 576#else
577#define acpi_os_set_prepare_sleep(func, pm1a_ctrl, pm1b_ctrl) do { } while (0)
578#endif
579
5de21bb9 580#if defined(CONFIG_ACPI) && defined(CONFIG_PM)
e5cc8ef3
RW		 581int acpi_dev_runtime_suspend(struct device *dev);
582int acpi_dev_runtime_resume(struct device *dev);
583int acpi_subsys_runtime_suspend(struct device *dev);
584int acpi_subsys_runtime_resume(struct device *dev);
5de21bb9
RW		 585struct acpi_device *acpi_dev_pm_get_node(struct device *dev);
586int acpi_dev_pm_attach(struct device *dev, bool power_on);
e5cc8ef3
RW		 587#else
588static inline int acpi_dev_runtime_suspend(struct device *dev) { return 0; }
589static inline int acpi_dev_runtime_resume(struct device *dev) { return 0; }
590static inline int acpi_subsys_runtime_suspend(struct device *dev) { return 0; }
591static inline int acpi_subsys_runtime_resume(struct device *dev) { return 0; }
5de21bb9
RW		 592static inline struct acpi_device *acpi_dev_pm_get_node(struct device *dev)
593{
594 return NULL;
595}
596static inline int acpi_dev_pm_attach(struct device *dev, bool power_on)
597{
598 return -ENODEV;
599}
e5cc8ef3
RW		 600#endif
601
d79beb39 602#if defined(CONFIG_ACPI) && defined(CONFIG_PM_SLEEP)
e5cc8ef3
RW		 603int acpi_dev_suspend_late(struct device *dev);
604int acpi_dev_resume_early(struct device *dev);
605int acpi_subsys_prepare(struct device *dev);
4cf563c5 606void acpi_subsys_complete(struct device *dev);
e5cc8ef3
RW		 607int acpi_subsys_suspend_late(struct device *dev);
608int acpi_subsys_resume_early(struct device *dev);
4cf563c5
HK		 609int acpi_subsys_suspend(struct device *dev);
610int acpi_subsys_freeze(struct device *dev);
e5cc8ef3
RW		 611#else
612static inline int acpi_dev_suspend_late(struct device *dev) { return 0; }
613static inline int acpi_dev_resume_early(struct device *dev) { return 0; }
614static inline int acpi_subsys_prepare(struct device *dev) { return 0; }
4cf563c5 615static inline void acpi_subsys_complete(struct device *dev) {}
e5cc8ef3
RW		 616static inline int acpi_subsys_suspend_late(struct device *dev) { return 0; }
617static inline int acpi_subsys_resume_early(struct device *dev) { return 0; }
4cf563c5
HK		 618static inline int acpi_subsys_suspend(struct device *dev) { return 0; }
619static inline int acpi_subsys_freeze(struct device *dev) { return 0; }
e5cc8ef3
RW		 620#endif
621
fbfddae6
TK		 622#ifdef CONFIG_ACPI
623__printf(3, 4)
624void acpi_handle_printk(const char *level, acpi_handle handle,
625 const char *fmt, ...);
626#else /* !CONFIG_ACPI */
627static inline __printf(3, 4) void
628acpi_handle_printk(const char *level, void *handle, const char *fmt, ...) {}
629#endif /* !CONFIG_ACPI */
630
45fef5b8
BM		 631#if defined(CONFIG_ACPI) && defined(CONFIG_DYNAMIC_DEBUG)
632__printf(3, 4)
633void __acpi_handle_debug(struct _ddebug *descriptor, acpi_handle handle, const char *fmt, ...);
634#else
635#define __acpi_handle_debug(descriptor, handle, fmt, ...) \
636 acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__);
637#endif
638
fbfddae6
TK		 639/*
640 * acpi_handle_<level>: Print message with ACPI prefix and object path
641 *
642 * These interfaces acquire the global namespace mutex to obtain an object
643 * path. In interrupt context, it shows the object path as <n/a>.
644 */
645#define acpi_handle_emerg(handle, fmt, ...) \
646 acpi_handle_printk(KERN_EMERG, handle, fmt, ##__VA_ARGS__)
647#define acpi_handle_alert(handle, fmt, ...) \
648 acpi_handle_printk(KERN_ALERT, handle, fmt, ##__VA_ARGS__)
649#define acpi_handle_crit(handle, fmt, ...) \
650 acpi_handle_printk(KERN_CRIT, handle, fmt, ##__VA_ARGS__)
651#define acpi_handle_err(handle, fmt, ...) \
652 acpi_handle_printk(KERN_ERR, handle, fmt, ##__VA_ARGS__)
653#define acpi_handle_warn(handle, fmt, ...) \
654 acpi_handle_printk(KERN_WARNING, handle, fmt, ##__VA_ARGS__)
655#define acpi_handle_notice(handle, fmt, ...) \
656 acpi_handle_printk(KERN_NOTICE, handle, fmt, ##__VA_ARGS__)
657#define acpi_handle_info(handle, fmt, ...) \
658 acpi_handle_printk(KERN_INFO, handle, fmt, ##__VA_ARGS__)
659
45fef5b8 660#if defined(DEBUG)
fbfddae6
TK		 661#define acpi_handle_debug(handle, fmt, ...) \
662 acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__)
663#else
45fef5b8
BM		 664#if defined(CONFIG_DYNAMIC_DEBUG)
665#define acpi_handle_debug(handle, fmt, ...) \
666do { \
667 DEFINE_DYNAMIC_DEBUG_METADATA(descriptor, fmt); \
668 if (unlikely(descriptor.flags & _DPRINTK_FLAGS_PRINT)) \
669 __acpi_handle_debug(&descriptor, handle, pr_fmt(fmt), \
670 ##__VA_ARGS__); \
671} while (0)
672#else
fbfddae6
TK		 673#define acpi_handle_debug(handle, fmt, ...) \
674({ \
675 if (0) \
676 acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__); \
677 0; \
678})
679#endif
45fef5b8 680#endif
fbfddae6 681
f028d524
RW		 682struct acpi_gpio_params {
683 unsigned int crs_entry_index;
684 unsigned int line_index;
685 bool active_low;
686};
687
688struct acpi_gpio_mapping {
689 const char *name;
690 const struct acpi_gpio_params *data;
691 unsigned int size;
692};
693
694#if defined(CONFIG_ACPI) && defined(CONFIG_GPIOLIB)
695int acpi_dev_add_driver_gpios(struct acpi_device *adev,
696 const struct acpi_gpio_mapping *gpios);
697
698static inline void acpi_dev_remove_driver_gpios(struct acpi_device *adev)
699{
700 if (adev)
701 adev->driver_gpios = NULL;
702}
703#else
704static inline int acpi_dev_add_driver_gpios(struct acpi_device *adev,
705 const struct acpi_gpio_mapping *gpios)
706{
707 return -ENXIO;
708}
709static inline void acpi_dev_remove_driver_gpios(struct acpi_device *adev) {}
710#endif
711
ffdcd955
MW		 712/* Device properties */
713
714#define MAX_ACPI_REFERENCE_ARGS 8
715struct acpi_reference_args {
716 struct acpi_device *adev;
717 size_t nargs;
718 u64 args[MAX_ACPI_REFERENCE_ARGS];
719};
720
721#ifdef CONFIG_ACPI
722int acpi_dev_get_property(struct acpi_device *adev, const char *name,
723 acpi_object_type type, const union acpi_object **obj);
724int acpi_dev_get_property_array(struct acpi_device *adev, const char *name,
725 acpi_object_type type,
726 const union acpi_object **obj);
60ba032e
RW		 727int acpi_dev_get_property_reference(struct acpi_device *adev,
728 const char *name, size_t index,
ffdcd955 729 struct acpi_reference_args *args);
b31384fa
RW		 730
731int acpi_dev_prop_get(struct acpi_device *adev, const char *propname,
732 void **valptr);
733int acpi_dev_prop_read_single(struct acpi_device *adev, const char *propname,
734 enum dev_prop_type proptype, void *val);
735int acpi_dev_prop_read(struct acpi_device *adev, const char *propname,
736 enum dev_prop_type proptype, void *val, size_t nval);
8a0662d9
RW		 737
738struct acpi_device *acpi_get_next_child(struct device *dev,
739 struct acpi_device *child);
ffdcd955
MW		 740#else
741static inline int acpi_dev_get_property(struct acpi_device *adev,
742 const char *name, acpi_object_type type,
743 const union acpi_object **obj)
744{
745 return -ENXIO;
746}
747static inline int acpi_dev_get_property_array(struct acpi_device *adev,
748 const char *name,
749 acpi_object_type type,
750 const union acpi_object **obj)
751{
752 return -ENXIO;
753}
754static inline int acpi_dev_get_property_reference(struct acpi_device *adev,
755 const char *name, const char *cells_name,
756 size_t index, struct acpi_reference_args *args)
757{
758 return -ENXIO;
759}
b31384fa
RW		 760
761static inline int acpi_dev_prop_get(struct acpi_device *adev,
762 const char *propname,
763 void **valptr)
764{
765 return -ENXIO;
766}
767
768static inline int acpi_dev_prop_read_single(struct acpi_device *adev,
769 const char *propname,
770 enum dev_prop_type proptype,
771 void *val)
772{
773 return -ENXIO;
774}
775
776static inline int acpi_dev_prop_read(struct acpi_device *adev,
777 const char *propname,
778 enum dev_prop_type proptype,
779 void *val, size_t nval)
780{
781 return -ENXIO;
782}
783
8a0662d9
RW		 784static inline struct acpi_device *acpi_get_next_child(struct device *dev,
785 struct acpi_device *child)
786{
787 return NULL;
788}
789
ffdcd955
MW		 790#endif
791
25be5e6c 792#endif /*_LINUX_ACPI_H*/
Linux 6.x block layer and io_uring tree(s)