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TOMOYO Linux Cross Reference
Linux/include/linux/acpi.h

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  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  * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 19  */
 20 
 21 #ifndef _LINUX_ACPI_H
 22 #define _LINUX_ACPI_H
 23 
 24 #include <linux/errno.h>
 25 #include <linux/ioport.h>       /* for struct resource */
 26 #include <linux/resource_ext.h>
 27 #include <linux/device.h>
 28 #include <linux/property.h>
 29 #include <linux/uuid.h>
 30 
 31 #ifndef _LINUX
 32 #define _LINUX
 33 #endif
 34 #include <acpi/acpi.h>
 35 
 36 #ifdef  CONFIG_ACPI
 37 
 38 #include <linux/list.h>
 39 #include <linux/mod_devicetable.h>
 40 #include <linux/dynamic_debug.h>
 41 #include <linux/module.h>
 42 #include <linux/mutex.h>
 43 
 44 #include <acpi/acpi_bus.h>
 45 #include <acpi/acpi_drivers.h>
 46 #include <acpi/acpi_numa.h>
 47 #include <acpi/acpi_io.h>
 48 #include <asm/acpi.h>
 49 
 50 static inline acpi_handle acpi_device_handle(struct acpi_device *adev)
 51 {
 52         return adev ? adev->handle : NULL;
 53 }
 54 
 55 #define ACPI_COMPANION(dev)             to_acpi_device_node((dev)->fwnode)
 56 #define ACPI_COMPANION_SET(dev, adev)   set_primary_fwnode(dev, (adev) ? \
 57         acpi_fwnode_handle(adev) : NULL)
 58 #define ACPI_HANDLE(dev)                acpi_device_handle(ACPI_COMPANION(dev))
 59 #define ACPI_HANDLE_FWNODE(fwnode)      \
 60                                 acpi_device_handle(to_acpi_device_node(fwnode))
 61 
 62 static inline struct fwnode_handle *acpi_alloc_fwnode_static(void)
 63 {
 64         struct fwnode_handle *fwnode;
 65 
 66         fwnode = kzalloc(sizeof(struct fwnode_handle), GFP_KERNEL);
 67         if (!fwnode)
 68                 return NULL;
 69 
 70         fwnode->ops = &acpi_static_fwnode_ops;
 71 
 72         return fwnode;
 73 }
 74 
 75 static inline void acpi_free_fwnode_static(struct fwnode_handle *fwnode)
 76 {
 77         if (WARN_ON(!is_acpi_static_node(fwnode)))
 78                 return;
 79 
 80         kfree(fwnode);
 81 }
 82 
 83 /**
 84  * ACPI_DEVICE_CLASS - macro used to describe an ACPI device with
 85  * the PCI-defined class-code information
 86  *
 87  * @_cls : the class, subclass, prog-if triple for this device
 88  * @_msk : the class mask for this device
 89  *
 90  * This macro is used to create a struct acpi_device_id that matches a
 91  * specific PCI class. The .id and .driver_data fields will be left
 92  * initialized with the default value.
 93  */
 94 #define ACPI_DEVICE_CLASS(_cls, _msk)   .cls = (_cls), .cls_msk = (_msk),
 95 
 96 static inline bool has_acpi_companion(struct device *dev)
 97 {
 98         return is_acpi_device_node(dev->fwnode);
 99 }
100 
101 static inline void acpi_preset_companion(struct device *dev,
102                                          struct acpi_device *parent, u64 addr)
103 {
104         ACPI_COMPANION_SET(dev, acpi_find_child_device(parent, addr, false));
105 }
106 
107 static inline const char *acpi_dev_name(struct acpi_device *adev)
108 {
109         return dev_name(&adev->dev);
110 }
111 
112 struct device *acpi_get_first_physical_node(struct acpi_device *adev);
113 
114 enum acpi_irq_model_id {
115         ACPI_IRQ_MODEL_PIC = 0,
116         ACPI_IRQ_MODEL_IOAPIC,
117         ACPI_IRQ_MODEL_IOSAPIC,
118         ACPI_IRQ_MODEL_PLATFORM,
119         ACPI_IRQ_MODEL_GIC,
120         ACPI_IRQ_MODEL_COUNT
121 };
122 
123 extern enum acpi_irq_model_id   acpi_irq_model;
124 
125 enum acpi_interrupt_id {
126         ACPI_INTERRUPT_PMI      = 1,
127         ACPI_INTERRUPT_INIT,
128         ACPI_INTERRUPT_CPEI,
129         ACPI_INTERRUPT_COUNT
130 };
131 
132 #define ACPI_SPACE_MEM          0
133 
134 enum acpi_address_range_id {
135         ACPI_ADDRESS_RANGE_MEMORY = 1,
136         ACPI_ADDRESS_RANGE_RESERVED = 2,
137         ACPI_ADDRESS_RANGE_ACPI = 3,
138         ACPI_ADDRESS_RANGE_NVS  = 4,
139         ACPI_ADDRESS_RANGE_COUNT
140 };
141 
142 
143 /* Table Handlers */
144 
145 typedef int (*acpi_tbl_table_handler)(struct acpi_table_header *table);
146 
147 typedef int (*acpi_tbl_entry_handler)(struct acpi_subtable_header *header,
148                                       const unsigned long end);
149 
150 /* Debugger support */
151 
152 struct acpi_debugger_ops {
153         int (*create_thread)(acpi_osd_exec_callback function, void *context);
154         ssize_t (*write_log)(const char *msg);
155         ssize_t (*read_cmd)(char *buffer, size_t length);
156         int (*wait_command_ready)(bool single_step, char *buffer, size_t length);
157         int (*notify_command_complete)(void);
158 };
159 
160 struct acpi_debugger {
161         const struct acpi_debugger_ops *ops;
162         struct module *owner;
163         struct mutex lock;
164 };
165 
166 #ifdef CONFIG_ACPI_DEBUGGER
167 int __init acpi_debugger_init(void);
168 int acpi_register_debugger(struct module *owner,
169                            const struct acpi_debugger_ops *ops);
170 void acpi_unregister_debugger(const struct acpi_debugger_ops *ops);
171 int acpi_debugger_create_thread(acpi_osd_exec_callback function, void *context);
172 ssize_t acpi_debugger_write_log(const char *msg);
173 ssize_t acpi_debugger_read_cmd(char *buffer, size_t buffer_length);
174 int acpi_debugger_wait_command_ready(void);
175 int acpi_debugger_notify_command_complete(void);
176 #else
177 static inline int acpi_debugger_init(void)
178 {
179         return -ENODEV;
180 }
181 
182 static inline int acpi_register_debugger(struct module *owner,
183                                          const struct acpi_debugger_ops *ops)
184 {
185         return -ENODEV;
186 }
187 
188 static inline void acpi_unregister_debugger(const struct acpi_debugger_ops *ops)
189 {
190 }
191 
192 static inline int acpi_debugger_create_thread(acpi_osd_exec_callback function,
193                                               void *context)
194 {
195         return -ENODEV;
196 }
197 
198 static inline int acpi_debugger_write_log(const char *msg)
199 {
200         return -ENODEV;
201 }
202 
203 static inline int acpi_debugger_read_cmd(char *buffer, u32 buffer_length)
204 {
205         return -ENODEV;
206 }
207 
208 static inline int acpi_debugger_wait_command_ready(void)
209 {
210         return -ENODEV;
211 }
212 
213 static inline int acpi_debugger_notify_command_complete(void)
214 {
215         return -ENODEV;
216 }
217 #endif
218 
219 #define BAD_MADT_ENTRY(entry, end) (                                        \
220                 (!entry) || (unsigned long)entry + sizeof(*entry) > end ||  \
221                 ((struct acpi_subtable_header *)entry)->length < sizeof(*entry))
222 
223 struct acpi_subtable_proc {
224         int id;
225         acpi_tbl_entry_handler handler;
226         int count;
227 };
228 
229 void __iomem *__acpi_map_table(unsigned long phys, unsigned long size);
230 void __acpi_unmap_table(void __iomem *map, unsigned long size);
231 int early_acpi_boot_init(void);
232 int acpi_boot_init (void);
233 void acpi_boot_table_init (void);
234 int acpi_mps_check (void);
235 int acpi_numa_init (void);
236 
237 int acpi_table_init (void);
238 int acpi_table_parse(char *id, acpi_tbl_table_handler handler);
239 int __init acpi_table_parse_entries(char *id, unsigned long table_size,
240                               int entry_id,
241                               acpi_tbl_entry_handler handler,
242                               unsigned int max_entries);
243 int __init acpi_table_parse_entries_array(char *id, unsigned long table_size,
244                               struct acpi_subtable_proc *proc, int proc_num,
245                               unsigned int max_entries);
246 int acpi_table_parse_madt(enum acpi_madt_type id,
247                           acpi_tbl_entry_handler handler,
248                           unsigned int max_entries);
249 int acpi_parse_mcfg (struct acpi_table_header *header);
250 void acpi_table_print_madt_entry (struct acpi_subtable_header *madt);
251 
252 /* the following numa functions are architecture-dependent */
253 void acpi_numa_slit_init (struct acpi_table_slit *slit);
254 
255 #if defined(CONFIG_X86) || defined(CONFIG_IA64)
256 void acpi_numa_processor_affinity_init (struct acpi_srat_cpu_affinity *pa);
257 #else
258 static inline void
259 acpi_numa_processor_affinity_init(struct acpi_srat_cpu_affinity *pa) { }
260 #endif
261 
262 void acpi_numa_x2apic_affinity_init(struct acpi_srat_x2apic_cpu_affinity *pa);
263 
264 #ifdef CONFIG_ARM64
265 void acpi_numa_gicc_affinity_init(struct acpi_srat_gicc_affinity *pa);
266 #else
267 static inline void
268 acpi_numa_gicc_affinity_init(struct acpi_srat_gicc_affinity *pa) { }
269 #endif
270 
271 int acpi_numa_memory_affinity_init (struct acpi_srat_mem_affinity *ma);
272 
273 #ifndef PHYS_CPUID_INVALID
274 typedef u32 phys_cpuid_t;
275 #define PHYS_CPUID_INVALID (phys_cpuid_t)(-1)
276 #endif
277 
278 static inline bool invalid_logical_cpuid(u32 cpuid)
279 {
280         return (int)cpuid < 0;
281 }
282 
283 static inline bool invalid_phys_cpuid(phys_cpuid_t phys_id)
284 {
285         return phys_id == PHYS_CPUID_INVALID;
286 }
287 
288 /* Validate the processor object's proc_id */
289 bool acpi_duplicate_processor_id(int proc_id);
290 
291 #ifdef CONFIG_ACPI_HOTPLUG_CPU
292 /* Arch dependent functions for cpu hotplug support */
293 int acpi_map_cpu(acpi_handle handle, phys_cpuid_t physid, u32 acpi_id,
294                  int *pcpu);
295 int acpi_unmap_cpu(int cpu);
296 #endif /* CONFIG_ACPI_HOTPLUG_CPU */
297 
298 #ifdef CONFIG_ACPI_HOTPLUG_IOAPIC
299 int acpi_get_ioapic_id(acpi_handle handle, u32 gsi_base, u64 *phys_addr);
300 #endif
301 
302 int acpi_register_ioapic(acpi_handle handle, u64 phys_addr, u32 gsi_base);
303 int acpi_unregister_ioapic(acpi_handle handle, u32 gsi_base);
304 int acpi_ioapic_registered(acpi_handle handle, u32 gsi_base);
305 void acpi_irq_stats_init(void);
306 extern u32 acpi_irq_handled;
307 extern u32 acpi_irq_not_handled;
308 extern unsigned int acpi_sci_irq;
309 extern bool acpi_no_s5;
310 #define INVALID_ACPI_IRQ        ((unsigned)-1)
311 static inline bool acpi_sci_irq_valid(void)
312 {
313         return acpi_sci_irq != INVALID_ACPI_IRQ;
314 }
315 
316 extern int sbf_port;
317 extern unsigned long acpi_realmode_flags;
318 
319 int acpi_register_gsi (struct device *dev, u32 gsi, int triggering, int polarity);
320 int acpi_gsi_to_irq (u32 gsi, unsigned int *irq);
321 int acpi_isa_irq_to_gsi (unsigned isa_irq, u32 *gsi);
322 
323 void acpi_set_irq_model(enum acpi_irq_model_id model,
324                         struct fwnode_handle *fwnode);
325 
326 #ifdef CONFIG_X86_IO_APIC
327 extern int acpi_get_override_irq(u32 gsi, int *trigger, int *polarity);
328 #else
329 #define acpi_get_override_irq(gsi, trigger, polarity) (-1)
330 #endif
331 /*
332  * This function undoes the effect of one call to acpi_register_gsi().
333  * If this matches the last registration, any IRQ resources for gsi
334  * are freed.
335  */
336 void acpi_unregister_gsi (u32 gsi);
337 
338 struct pci_dev;
339 
340 int acpi_pci_irq_enable (struct pci_dev *dev);
341 void acpi_penalize_isa_irq(int irq, int active);
342 bool acpi_isa_irq_available(int irq);
343 #ifdef CONFIG_PCI
344 void acpi_penalize_sci_irq(int irq, int trigger, int polarity);
345 #else
346 static inline void acpi_penalize_sci_irq(int irq, int trigger,
347                                         int polarity)
348 {
349 }
350 #endif
351 void acpi_pci_irq_disable (struct pci_dev *dev);
352 
353 extern int ec_read(u8 addr, u8 *val);
354 extern int ec_write(u8 addr, u8 val);
355 extern int ec_transaction(u8 command,
356                           const u8 *wdata, unsigned wdata_len,
357                           u8 *rdata, unsigned rdata_len);
358 extern acpi_handle ec_get_handle(void);
359 
360 extern bool acpi_is_pnp_device(struct acpi_device *);
361 
362 #if defined(CONFIG_ACPI_WMI) || defined(CONFIG_ACPI_WMI_MODULE)
363 
364 typedef void (*wmi_notify_handler) (u32 value, void *context);
365 
366 extern acpi_status wmi_evaluate_method(const char *guid, u8 instance,
367                                         u32 method_id,
368                                         const struct acpi_buffer *in,
369                                         struct acpi_buffer *out);
370 extern acpi_status wmi_query_block(const char *guid, u8 instance,
371                                         struct acpi_buffer *out);
372 extern acpi_status wmi_set_block(const char *guid, u8 instance,
373                                         const struct acpi_buffer *in);
374 extern acpi_status wmi_install_notify_handler(const char *guid,
375                                         wmi_notify_handler handler, void *data);
376 extern acpi_status wmi_remove_notify_handler(const char *guid);
377 extern acpi_status wmi_get_event_data(u32 event, struct acpi_buffer *out);
378 extern bool wmi_has_guid(const char *guid);
379 
380 #endif  /* CONFIG_ACPI_WMI */
381 
382 #define ACPI_VIDEO_OUTPUT_SWITCHING                     0x0001
383 #define ACPI_VIDEO_DEVICE_POSTING                       0x0002
384 #define ACPI_VIDEO_ROM_AVAILABLE                        0x0004
385 #define ACPI_VIDEO_BACKLIGHT                            0x0008
386 #define ACPI_VIDEO_BACKLIGHT_FORCE_VENDOR               0x0010
387 #define ACPI_VIDEO_BACKLIGHT_FORCE_VIDEO                0x0020
388 #define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VENDOR        0x0040
389 #define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VIDEO         0x0080
390 #define ACPI_VIDEO_BACKLIGHT_DMI_VENDOR                 0x0100
391 #define ACPI_VIDEO_BACKLIGHT_DMI_VIDEO                  0x0200
392 #define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VENDOR          0x0400
393 #define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VIDEO           0x0800
394 
395 extern char acpi_video_backlight_string[];
396 extern long acpi_is_video_device(acpi_handle handle);
397 extern int acpi_blacklisted(void);
398 extern void acpi_osi_setup(char *str);
399 extern bool acpi_osi_is_win8(void);
400 
401 #ifdef CONFIG_ACPI_NUMA
402 int acpi_map_pxm_to_online_node(int pxm);
403 int acpi_map_pxm_to_node(int pxm);
404 int acpi_get_node(acpi_handle handle);
405 #else
406 static inline int acpi_map_pxm_to_online_node(int pxm)
407 {
408         return 0;
409 }
410 static inline int acpi_map_pxm_to_node(int pxm)
411 {
412         return 0;
413 }
414 static inline int acpi_get_node(acpi_handle handle)
415 {
416         return 0;
417 }
418 #endif
419 extern int acpi_paddr_to_node(u64 start_addr, u64 size);
420 
421 extern int pnpacpi_disabled;
422 
423 #define PXM_INVAL       (-1)
424 
425 bool acpi_dev_resource_memory(struct acpi_resource *ares, struct resource *res);
426 bool acpi_dev_resource_io(struct acpi_resource *ares, struct resource *res);
427 bool acpi_dev_resource_address_space(struct acpi_resource *ares,
428                                      struct resource_win *win);
429 bool acpi_dev_resource_ext_address_space(struct acpi_resource *ares,
430                                          struct resource_win *win);
431 unsigned long acpi_dev_irq_flags(u8 triggering, u8 polarity, u8 shareable);
432 unsigned int acpi_dev_get_irq_type(int triggering, int polarity);
433 bool acpi_dev_resource_interrupt(struct acpi_resource *ares, int index,
434                                  struct resource *res);
435 
436 void acpi_dev_free_resource_list(struct list_head *list);
437 int acpi_dev_get_resources(struct acpi_device *adev, struct list_head *list,
438                            int (*preproc)(struct acpi_resource *, void *),
439                            void *preproc_data);
440 int acpi_dev_get_dma_resources(struct acpi_device *adev,
441                                struct list_head *list);
442 int acpi_dev_filter_resource_type(struct acpi_resource *ares,
443                                   unsigned long types);
444 
445 static inline int acpi_dev_filter_resource_type_cb(struct acpi_resource *ares,
446                                                    void *arg)
447 {
448         return acpi_dev_filter_resource_type(ares, (unsigned long)arg);
449 }
450 
451 struct acpi_device *acpi_resource_consumer(struct resource *res);
452 
453 int acpi_check_resource_conflict(const struct resource *res);
454 
455 int acpi_check_region(resource_size_t start, resource_size_t n,
456                       const char *name);
457 
458 acpi_status acpi_release_memory(acpi_handle handle, struct resource *res,
459                                 u32 level);
460 
461 int acpi_resources_are_enforced(void);
462 
463 #ifdef CONFIG_HIBERNATION
464 void __init acpi_no_s4_hw_signature(void);
465 #endif
466 
467 #ifdef CONFIG_PM_SLEEP
468 void __init acpi_old_suspend_ordering(void);
469 void __init acpi_nvs_nosave(void);
470 void __init acpi_nvs_nosave_s3(void);
471 void __init acpi_sleep_no_blacklist(void);
472 #endif /* CONFIG_PM_SLEEP */
473 
474 struct acpi_osc_context {
475         char *uuid_str;                 /* UUID string */
476         int rev;
477         struct acpi_buffer cap;         /* list of DWORD capabilities */
478         struct acpi_buffer ret;         /* free by caller if success */
479 };
480 
481 acpi_status acpi_run_osc(acpi_handle handle, struct acpi_osc_context *context);
482 
483 /* Indexes into _OSC Capabilities Buffer (DWORDs 2 & 3 are device-specific) */
484 #define OSC_QUERY_DWORD                         0       /* DWORD 1 */
485 #define OSC_SUPPORT_DWORD                       1       /* DWORD 2 */
486 #define OSC_CONTROL_DWORD                       2       /* DWORD 3 */
487 
488 /* _OSC Capabilities DWORD 1: Query/Control and Error Returns (generic) */
489 #define OSC_QUERY_ENABLE                        0x00000001  /* input */
490 #define OSC_REQUEST_ERROR                       0x00000002  /* return */
491 #define OSC_INVALID_UUID_ERROR                  0x00000004  /* return */
492 #define OSC_INVALID_REVISION_ERROR              0x00000008  /* return */
493 #define OSC_CAPABILITIES_MASK_ERROR             0x00000010  /* return */
494 
495 /* Platform-Wide Capabilities _OSC: Capabilities DWORD 2: Support Field */
496 #define OSC_SB_PAD_SUPPORT                      0x00000001
497 #define OSC_SB_PPC_OST_SUPPORT                  0x00000002
498 #define OSC_SB_PR3_SUPPORT                      0x00000004
499 #define OSC_SB_HOTPLUG_OST_SUPPORT              0x00000008
500 #define OSC_SB_APEI_SUPPORT                     0x00000010
501 #define OSC_SB_CPC_SUPPORT                      0x00000020
502 #define OSC_SB_CPCV2_SUPPORT                    0x00000040
503 #define OSC_SB_PCLPI_SUPPORT                    0x00000080
504 #define OSC_SB_OSLPI_SUPPORT                    0x00000100
505 #define OSC_SB_CPC_DIVERSE_HIGH_SUPPORT         0x00001000
506 
507 extern bool osc_sb_apei_support_acked;
508 extern bool osc_pc_lpi_support_confirmed;
509 
510 /* PCI Host Bridge _OSC: Capabilities DWORD 2: Support Field */
511 #define OSC_PCI_EXT_CONFIG_SUPPORT              0x00000001
512 #define OSC_PCI_ASPM_SUPPORT                    0x00000002
513 #define OSC_PCI_CLOCK_PM_SUPPORT                0x00000004
514 #define OSC_PCI_SEGMENT_GROUPS_SUPPORT          0x00000008
515 #define OSC_PCI_MSI_SUPPORT                     0x00000010
516 #define OSC_PCI_SUPPORT_MASKS                   0x0000001f
517 
518 /* PCI Host Bridge _OSC: Capabilities DWORD 3: Control Field */
519 #define OSC_PCI_EXPRESS_NATIVE_HP_CONTROL       0x00000001
520 #define OSC_PCI_SHPC_NATIVE_HP_CONTROL          0x00000002
521 #define OSC_PCI_EXPRESS_PME_CONTROL             0x00000004
522 #define OSC_PCI_EXPRESS_AER_CONTROL             0x00000008
523 #define OSC_PCI_EXPRESS_CAPABILITY_CONTROL      0x00000010
524 #define OSC_PCI_EXPRESS_LTR_CONTROL             0x00000020
525 #define OSC_PCI_CONTROL_MASKS                   0x0000003f
526 
527 #define ACPI_GSB_ACCESS_ATTRIB_QUICK            0x00000002
528 #define ACPI_GSB_ACCESS_ATTRIB_SEND_RCV         0x00000004
529 #define ACPI_GSB_ACCESS_ATTRIB_BYTE             0x00000006
530 #define ACPI_GSB_ACCESS_ATTRIB_WORD             0x00000008
531 #define ACPI_GSB_ACCESS_ATTRIB_BLOCK            0x0000000A
532 #define ACPI_GSB_ACCESS_ATTRIB_MULTIBYTE        0x0000000B
533 #define ACPI_GSB_ACCESS_ATTRIB_WORD_CALL        0x0000000C
534 #define ACPI_GSB_ACCESS_ATTRIB_BLOCK_CALL       0x0000000D
535 #define ACPI_GSB_ACCESS_ATTRIB_RAW_BYTES        0x0000000E
536 #define ACPI_GSB_ACCESS_ATTRIB_RAW_PROCESS      0x0000000F
537 
538 extern acpi_status acpi_pci_osc_control_set(acpi_handle handle,
539                                              u32 *mask, u32 req);
540 
541 /* Enable _OST when all relevant hotplug operations are enabled */
542 #if defined(CONFIG_ACPI_HOTPLUG_CPU) &&                 \
543         defined(CONFIG_ACPI_HOTPLUG_MEMORY) &&          \
544         defined(CONFIG_ACPI_CONTAINER)
545 #define ACPI_HOTPLUG_OST
546 #endif
547 
548 /* _OST Source Event Code (OSPM Action) */
549 #define ACPI_OST_EC_OSPM_SHUTDOWN               0x100
550 #define ACPI_OST_EC_OSPM_EJECT                  0x103
551 #define ACPI_OST_EC_OSPM_INSERTION              0x200
552 
553 /* _OST General Processing Status Code */
554 #define ACPI_OST_SC_SUCCESS                     0x0
555 #define ACPI_OST_SC_NON_SPECIFIC_FAILURE        0x1
556 #define ACPI_OST_SC_UNRECOGNIZED_NOTIFY         0x2
557 
558 /* _OST OS Shutdown Processing (0x100) Status Code */
559 #define ACPI_OST_SC_OS_SHUTDOWN_DENIED          0x80
560 #define ACPI_OST_SC_OS_SHUTDOWN_IN_PROGRESS     0x81
561 #define ACPI_OST_SC_OS_SHUTDOWN_COMPLETED       0x82
562 #define ACPI_OST_SC_OS_SHUTDOWN_NOT_SUPPORTED   0x83
563 
564 /* _OST Ejection Request (0x3, 0x103) Status Code */
565 #define ACPI_OST_SC_EJECT_NOT_SUPPORTED         0x80
566 #define ACPI_OST_SC_DEVICE_IN_USE               0x81
567 #define ACPI_OST_SC_DEVICE_BUSY                 0x82
568 #define ACPI_OST_SC_EJECT_DEPENDENCY_BUSY       0x83
569 #define ACPI_OST_SC_EJECT_IN_PROGRESS           0x84
570 
571 /* _OST Insertion Request (0x200) Status Code */
572 #define ACPI_OST_SC_INSERT_IN_PROGRESS          0x80
573 #define ACPI_OST_SC_DRIVER_LOAD_FAILURE         0x81
574 #define ACPI_OST_SC_INSERT_NOT_SUPPORTED        0x82
575 
576 enum acpi_predicate {
577         all_versions,
578         less_than_or_equal,
579         equal,
580         greater_than_or_equal,
581 };
582 
583 /* Table must be terminted by a NULL entry */
584 struct acpi_platform_list {
585         char    oem_id[ACPI_OEM_ID_SIZE+1];
586         char    oem_table_id[ACPI_OEM_TABLE_ID_SIZE+1];
587         u32     oem_revision;
588         char    *table;
589         enum acpi_predicate pred;
590         char    *reason;
591         u32     data;
592 };
593 int acpi_match_platform_list(const struct acpi_platform_list *plat);
594 
595 extern void acpi_early_init(void);
596 extern void acpi_subsystem_init(void);
597 extern void arch_post_acpi_subsys_init(void);
598 
599 extern int acpi_nvs_register(__u64 start, __u64 size);
600 
601 extern int acpi_nvs_for_each_region(int (*func)(__u64, __u64, void *),
602                                     void *data);
603 
604 const struct acpi_device_id *acpi_match_device(const struct acpi_device_id *ids,
605                                                const struct device *dev);
606 
607 const void *acpi_device_get_match_data(const struct device *dev);
608 extern bool acpi_driver_match_device(struct device *dev,
609                                      const struct device_driver *drv);
610 int acpi_device_uevent_modalias(struct device *, struct kobj_uevent_env *);
611 int acpi_device_modalias(struct device *, char *, int);
612 void acpi_walk_dep_device_list(acpi_handle handle);
613 
614 struct platform_device *acpi_create_platform_device(struct acpi_device *,
615                                                     struct property_entry *);
616 #define ACPI_PTR(_ptr)  (_ptr)
617 
618 static inline void acpi_device_set_enumerated(struct acpi_device *adev)
619 {
620         adev->flags.visited = true;
621 }
622 
623 static inline void acpi_device_clear_enumerated(struct acpi_device *adev)
624 {
625         adev->flags.visited = false;
626 }
627 
628 enum acpi_reconfig_event  {
629         ACPI_RECONFIG_DEVICE_ADD = 0,
630         ACPI_RECONFIG_DEVICE_REMOVE,
631 };
632 
633 int acpi_reconfig_notifier_register(struct notifier_block *nb);
634 int acpi_reconfig_notifier_unregister(struct notifier_block *nb);
635 
636 #ifdef CONFIG_ACPI_GTDT
637 int acpi_gtdt_init(struct acpi_table_header *table, int *platform_timer_count);
638 int acpi_gtdt_map_ppi(int type);
639 bool acpi_gtdt_c3stop(int type);
640 int acpi_arch_timer_mem_init(struct arch_timer_mem *timer_mem, int *timer_count);
641 #endif
642 
643 #ifndef ACPI_HAVE_ARCH_GET_ROOT_POINTER
644 static inline u64 acpi_arch_get_root_pointer(void)
645 {
646         return 0;
647 }
648 #endif
649 
650 #else   /* !CONFIG_ACPI */
651 
652 #define acpi_disabled 1
653 
654 #define ACPI_COMPANION(dev)             (NULL)
655 #define ACPI_COMPANION_SET(dev, adev)   do { } while (0)
656 #define ACPI_HANDLE(dev)                (NULL)
657 #define ACPI_HANDLE_FWNODE(fwnode)      (NULL)
658 #define ACPI_DEVICE_CLASS(_cls, _msk)   .cls = (0), .cls_msk = (0),
659 
660 struct fwnode_handle;
661 
662 static inline bool acpi_dev_found(const char *hid)
663 {
664         return false;
665 }
666 
667 static inline bool acpi_dev_present(const char *hid, const char *uid, s64 hrv)
668 {
669         return false;
670 }
671 
672 static inline const char *
673 acpi_dev_get_first_match_name(const char *hid, const char *uid, s64 hrv)
674 {
675         return NULL;
676 }
677 
678 static inline bool is_acpi_node(struct fwnode_handle *fwnode)
679 {
680         return false;
681 }
682 
683 static inline bool is_acpi_device_node(struct fwnode_handle *fwnode)
684 {
685         return false;
686 }
687 
688 static inline struct acpi_device *to_acpi_device_node(struct fwnode_handle *fwnode)
689 {
690         return NULL;
691 }
692 
693 static inline bool is_acpi_data_node(struct fwnode_handle *fwnode)
694 {
695         return false;
696 }
697 
698 static inline struct acpi_data_node *to_acpi_data_node(struct fwnode_handle *fwnode)
699 {
700         return NULL;
701 }
702 
703 static inline bool acpi_data_node_match(struct fwnode_handle *fwnode,
704                                         const char *name)
705 {
706         return false;
707 }
708 
709 static inline struct fwnode_handle *acpi_fwnode_handle(struct acpi_device *adev)
710 {
711         return NULL;
712 }
713 
714 static inline bool has_acpi_companion(struct device *dev)
715 {
716         return false;
717 }
718 
719 static inline void acpi_preset_companion(struct device *dev,
720                                          struct acpi_device *parent, u64 addr)
721 {
722 }
723 
724 static inline const char *acpi_dev_name(struct acpi_device *adev)
725 {
726         return NULL;
727 }
728 
729 static inline struct device *acpi_get_first_physical_node(struct acpi_device *adev)
730 {
731         return NULL;
732 }
733 
734 static inline void acpi_early_init(void) { }
735 static inline void acpi_subsystem_init(void) { }
736 
737 static inline int early_acpi_boot_init(void)
738 {
739         return 0;
740 }
741 static inline int acpi_boot_init(void)
742 {
743         return 0;
744 }
745 
746 static inline void acpi_boot_table_init(void)
747 {
748         return;
749 }
750 
751 static inline int acpi_mps_check(void)
752 {
753         return 0;
754 }
755 
756 static inline int acpi_check_resource_conflict(struct resource *res)
757 {
758         return 0;
759 }
760 
761 static inline int acpi_check_region(resource_size_t start, resource_size_t n,
762                                     const char *name)
763 {
764         return 0;
765 }
766 
767 struct acpi_table_header;
768 static inline int acpi_table_parse(char *id,
769                                 int (*handler)(struct acpi_table_header *))
770 {
771         return -ENODEV;
772 }
773 
774 static inline int acpi_nvs_register(__u64 start, __u64 size)
775 {
776         return 0;
777 }
778 
779 static inline int acpi_nvs_for_each_region(int (*func)(__u64, __u64, void *),
780                                            void *data)
781 {
782         return 0;
783 }
784 
785 struct acpi_device_id;
786 
787 static inline const struct acpi_device_id *acpi_match_device(
788         const struct acpi_device_id *ids, const struct device *dev)
789 {
790         return NULL;
791 }
792 
793 static inline const void *acpi_device_get_match_data(const struct device *dev)
794 {
795         return NULL;
796 }
797 
798 static inline bool acpi_driver_match_device(struct device *dev,
799                                             const struct device_driver *drv)
800 {
801         return false;
802 }
803 
804 static inline union acpi_object *acpi_evaluate_dsm(acpi_handle handle,
805                                                    const guid_t *guid,
806                                                    int rev, int func,
807                                                    union acpi_object *argv4)
808 {
809         return NULL;
810 }
811 
812 static inline int acpi_device_uevent_modalias(struct device *dev,
813                                 struct kobj_uevent_env *env)
814 {
815         return -ENODEV;
816 }
817 
818 static inline int acpi_device_modalias(struct device *dev,
819                                 char *buf, int size)
820 {
821         return -ENODEV;
822 }
823 
824 static inline bool acpi_dma_supported(struct acpi_device *adev)
825 {
826         return false;
827 }
828 
829 static inline enum dev_dma_attr acpi_get_dma_attr(struct acpi_device *adev)
830 {
831         return DEV_DMA_NOT_SUPPORTED;
832 }
833 
834 static inline int acpi_dma_get_range(struct device *dev, u64 *dma_addr,
835                                      u64 *offset, u64 *size)
836 {
837         return -ENODEV;
838 }
839 
840 static inline int acpi_dma_configure(struct device *dev,
841                                      enum dev_dma_attr attr)
842 {
843         return 0;
844 }
845 
846 #define ACPI_PTR(_ptr)  (NULL)
847 
848 static inline void acpi_device_set_enumerated(struct acpi_device *adev)
849 {
850 }
851 
852 static inline void acpi_device_clear_enumerated(struct acpi_device *adev)
853 {
854 }
855 
856 static inline int acpi_reconfig_notifier_register(struct notifier_block *nb)
857 {
858         return -EINVAL;
859 }
860 
861 static inline int acpi_reconfig_notifier_unregister(struct notifier_block *nb)
862 {
863         return -EINVAL;
864 }
865 
866 static inline struct acpi_device *acpi_resource_consumer(struct resource *res)
867 {
868         return NULL;
869 }
870 
871 #endif  /* !CONFIG_ACPI */
872 
873 #ifdef CONFIG_ACPI_HOTPLUG_IOAPIC
874 int acpi_ioapic_add(acpi_handle root);
875 #else
876 static inline int acpi_ioapic_add(acpi_handle root) { return 0; }
877 #endif
878 
879 #ifdef CONFIG_ACPI
880 void acpi_os_set_prepare_sleep(int (*func)(u8 sleep_state,
881                                u32 pm1a_ctrl,  u32 pm1b_ctrl));
882 
883 acpi_status acpi_os_prepare_sleep(u8 sleep_state,
884                                   u32 pm1a_control, u32 pm1b_control);
885 
886 void acpi_os_set_prepare_extended_sleep(int (*func)(u8 sleep_state,
887                                         u32 val_a,  u32 val_b));
888 
889 acpi_status acpi_os_prepare_extended_sleep(u8 sleep_state,
890                                            u32 val_a, u32 val_b);
891 
892 #ifdef CONFIG_X86
893 void arch_reserve_mem_area(acpi_physical_address addr, size_t size);
894 #else
895 static inline void arch_reserve_mem_area(acpi_physical_address addr,
896                                           size_t size)
897 {
898 }
899 #endif /* CONFIG_X86 */
900 #else
901 #define acpi_os_set_prepare_sleep(func, pm1a_ctrl, pm1b_ctrl) do { } while (0)
902 #endif
903 
904 #if defined(CONFIG_ACPI) && defined(CONFIG_PM)
905 int acpi_dev_suspend(struct device *dev, bool wakeup);
906 int acpi_dev_resume(struct device *dev);
907 int acpi_subsys_runtime_suspend(struct device *dev);
908 int acpi_subsys_runtime_resume(struct device *dev);
909 int acpi_dev_pm_attach(struct device *dev, bool power_on);
910 #else
911 static inline int acpi_dev_runtime_suspend(struct device *dev) { return 0; }
912 static inline int acpi_dev_runtime_resume(struct device *dev) { return 0; }
913 static inline int acpi_subsys_runtime_suspend(struct device *dev) { return 0; }
914 static inline int acpi_subsys_runtime_resume(struct device *dev) { return 0; }
915 static inline int acpi_dev_pm_attach(struct device *dev, bool power_on)
916 {
917         return 0;
918 }
919 #endif
920 
921 #if defined(CONFIG_ACPI) && defined(CONFIG_PM_SLEEP)
922 int acpi_dev_suspend_late(struct device *dev);
923 int acpi_subsys_prepare(struct device *dev);
924 void acpi_subsys_complete(struct device *dev);
925 int acpi_subsys_suspend_late(struct device *dev);
926 int acpi_subsys_suspend_noirq(struct device *dev);
927 int acpi_subsys_resume_noirq(struct device *dev);
928 int acpi_subsys_resume_early(struct device *dev);
929 int acpi_subsys_suspend(struct device *dev);
930 int acpi_subsys_freeze(struct device *dev);
931 int acpi_subsys_freeze_late(struct device *dev);
932 int acpi_subsys_freeze_noirq(struct device *dev);
933 int acpi_subsys_thaw_noirq(struct device *dev);
934 #else
935 static inline int acpi_dev_resume_early(struct device *dev) { return 0; }
936 static inline int acpi_subsys_prepare(struct device *dev) { return 0; }
937 static inline void acpi_subsys_complete(struct device *dev) {}
938 static inline int acpi_subsys_suspend_late(struct device *dev) { return 0; }
939 static inline int acpi_subsys_suspend_noirq(struct device *dev) { return 0; }
940 static inline int acpi_subsys_resume_noirq(struct device *dev) { return 0; }
941 static inline int acpi_subsys_resume_early(struct device *dev) { return 0; }
942 static inline int acpi_subsys_suspend(struct device *dev) { return 0; }
943 static inline int acpi_subsys_freeze(struct device *dev) { return 0; }
944 static inline int acpi_subsys_freeze_late(struct device *dev) { return 0; }
945 static inline int acpi_subsys_freeze_noirq(struct device *dev) { return 0; }
946 static inline int acpi_subsys_thaw_noirq(struct device *dev) { return 0; }
947 #endif
948 
949 #ifdef CONFIG_ACPI
950 __printf(3, 4)
951 void acpi_handle_printk(const char *level, acpi_handle handle,
952                         const char *fmt, ...);
953 #else   /* !CONFIG_ACPI */
954 static inline __printf(3, 4) void
955 acpi_handle_printk(const char *level, void *handle, const char *fmt, ...) {}
956 #endif  /* !CONFIG_ACPI */
957 
958 #if defined(CONFIG_ACPI) && defined(CONFIG_DYNAMIC_DEBUG)
959 __printf(3, 4)
960 void __acpi_handle_debug(struct _ddebug *descriptor, acpi_handle handle, const char *fmt, ...);
961 #endif
962 
963 /*
964  * acpi_handle_<level>: Print message with ACPI prefix and object path
965  *
966  * These interfaces acquire the global namespace mutex to obtain an object
967  * path.  In interrupt context, it shows the object path as <n/a>.
968  */
969 #define acpi_handle_emerg(handle, fmt, ...)                             \
970         acpi_handle_printk(KERN_EMERG, handle, fmt, ##__VA_ARGS__)
971 #define acpi_handle_alert(handle, fmt, ...)                             \
972         acpi_handle_printk(KERN_ALERT, handle, fmt, ##__VA_ARGS__)
973 #define acpi_handle_crit(handle, fmt, ...)                              \
974         acpi_handle_printk(KERN_CRIT, handle, fmt, ##__VA_ARGS__)
975 #define acpi_handle_err(handle, fmt, ...)                               \
976         acpi_handle_printk(KERN_ERR, handle, fmt, ##__VA_ARGS__)
977 #define acpi_handle_warn(handle, fmt, ...)                              \
978         acpi_handle_printk(KERN_WARNING, handle, fmt, ##__VA_ARGS__)
979 #define acpi_handle_notice(handle, fmt, ...)                            \
980         acpi_handle_printk(KERN_NOTICE, handle, fmt, ##__VA_ARGS__)
981 #define acpi_handle_info(handle, fmt, ...)                              \
982         acpi_handle_printk(KERN_INFO, handle, fmt, ##__VA_ARGS__)
983 
984 #if defined(DEBUG)
985 #define acpi_handle_debug(handle, fmt, ...)                             \
986         acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__)
987 #else
988 #if defined(CONFIG_DYNAMIC_DEBUG)
989 #define acpi_handle_debug(handle, fmt, ...)                             \
990         _dynamic_func_call(fmt, __acpi_handle_debug,                    \
991                            handle, pr_fmt(fmt), ##__VA_ARGS__)
992 #else
993 #define acpi_handle_debug(handle, fmt, ...)                             \
994 ({                                                                      \
995         if (0)                                                          \
996                 acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__); \
997         0;                                                              \
998 })
999 #endif
1000 #endif
1001 
1002 struct acpi_gpio_params {
1003         unsigned int crs_entry_index;
1004         unsigned int line_index;
1005         bool active_low;
1006 };
1007 
1008 struct acpi_gpio_mapping {
1009         const char *name;
1010         const struct acpi_gpio_params *data;
1011         unsigned int size;
1012 
1013 /* Ignore IoRestriction field */
1014 #define ACPI_GPIO_QUIRK_NO_IO_RESTRICTION       BIT(0)
1015 /*
1016  * When ACPI GPIO mapping table is in use the index parameter inside it
1017  * refers to the GPIO resource in _CRS method. That index has no
1018  * distinction of actual type of the resource. When consumer wants to
1019  * get GpioIo type explicitly, this quirk may be used.
1020  */
1021 #define ACPI_GPIO_QUIRK_ONLY_GPIOIO             BIT(1)
1022 
1023         unsigned int quirks;
1024 };
1025 
1026 #if defined(CONFIG_ACPI) && defined(CONFIG_GPIOLIB)
1027 int acpi_dev_add_driver_gpios(struct acpi_device *adev,
1028                               const struct acpi_gpio_mapping *gpios);
1029 
1030 static inline void acpi_dev_remove_driver_gpios(struct acpi_device *adev)
1031 {
1032         if (adev)
1033                 adev->driver_gpios = NULL;
1034 }
1035 
1036 int devm_acpi_dev_add_driver_gpios(struct device *dev,
1037                                    const struct acpi_gpio_mapping *gpios);
1038 void devm_acpi_dev_remove_driver_gpios(struct device *dev);
1039 
1040 bool acpi_gpio_get_irq_resource(struct acpi_resource *ares,
1041                                 struct acpi_resource_gpio **agpio);
1042 int acpi_dev_gpio_irq_get(struct acpi_device *adev, int index);
1043 #else
1044 static inline int acpi_dev_add_driver_gpios(struct acpi_device *adev,
1045                               const struct acpi_gpio_mapping *gpios)
1046 {
1047         return -ENXIO;
1048 }
1049 static inline void acpi_dev_remove_driver_gpios(struct acpi_device *adev) {}
1050 
1051 static inline int devm_acpi_dev_add_driver_gpios(struct device *dev,
1052                               const struct acpi_gpio_mapping *gpios)
1053 {
1054         return -ENXIO;
1055 }
1056 static inline void devm_acpi_dev_remove_driver_gpios(struct device *dev) {}
1057 
1058 static inline bool acpi_gpio_get_irq_resource(struct acpi_resource *ares,
1059                                               struct acpi_resource_gpio **agpio)
1060 {
1061         return false;
1062 }
1063 static inline int acpi_dev_gpio_irq_get(struct acpi_device *adev, int index)
1064 {
1065         return -ENXIO;
1066 }
1067 #endif
1068 
1069 /* Device properties */
1070 
1071 #ifdef CONFIG_ACPI
1072 int acpi_dev_get_property(const struct acpi_device *adev, const char *name,
1073                           acpi_object_type type, const union acpi_object **obj);
1074 int __acpi_node_get_property_reference(const struct fwnode_handle *fwnode,
1075                                 const char *name, size_t index, size_t num_args,
1076                                 struct fwnode_reference_args *args);
1077 
1078 static inline int acpi_node_get_property_reference(
1079                                 const struct fwnode_handle *fwnode,
1080                                 const char *name, size_t index,
1081                                 struct fwnode_reference_args *args)
1082 {
1083         return __acpi_node_get_property_reference(fwnode, name, index,
1084                 NR_FWNODE_REFERENCE_ARGS, args);
1085 }
1086 
1087 static inline bool acpi_dev_has_props(const struct acpi_device *adev)
1088 {
1089         return !list_empty(&adev->data.properties);
1090 }
1091 
1092 struct acpi_device_properties *
1093 acpi_data_add_props(struct acpi_device_data *data, const guid_t *guid,
1094                     const union acpi_object *properties);
1095 
1096 int acpi_node_prop_get(const struct fwnode_handle *fwnode, const char *propname,
1097                        void **valptr);
1098 int acpi_dev_prop_read_single(struct acpi_device *adev,
1099                               const char *propname, enum dev_prop_type proptype,
1100                               void *val);
1101 int acpi_node_prop_read(const struct fwnode_handle *fwnode,
1102                         const char *propname, enum dev_prop_type proptype,
1103                         void *val, size_t nval);
1104 int acpi_dev_prop_read(const struct acpi_device *adev, const char *propname,
1105                        enum dev_prop_type proptype, void *val, size_t nval);
1106 
1107 struct fwnode_handle *acpi_get_next_subnode(const struct fwnode_handle *fwnode,
1108                                             struct fwnode_handle *child);
1109 struct fwnode_handle *acpi_node_get_parent(const struct fwnode_handle *fwnode);
1110 
1111 struct acpi_probe_entry;
1112 typedef bool (*acpi_probe_entry_validate_subtbl)(struct acpi_subtable_header *,
1113                                                  struct acpi_probe_entry *);
1114 
1115 #define ACPI_TABLE_ID_LEN       5
1116 
1117 /**
1118  * struct acpi_probe_entry - boot-time probing entry
1119  * @id:                 ACPI table name
1120  * @type:               Optional subtable type to match
1121  *                      (if @id contains subtables)
1122  * @subtable_valid:     Optional callback to check the validity of
1123  *                      the subtable
1124  * @probe_table:        Callback to the driver being probed when table
1125  *                      match is successful
1126  * @probe_subtbl:       Callback to the driver being probed when table and
1127  *                      subtable match (and optional callback is successful)
1128  * @driver_data:        Sideband data provided back to the driver
1129  */
1130 struct acpi_probe_entry {
1131         __u8 id[ACPI_TABLE_ID_LEN];
1132         __u8 type;
1133         acpi_probe_entry_validate_subtbl subtable_valid;
1134         union {
1135                 acpi_tbl_table_handler probe_table;
1136                 acpi_tbl_entry_handler probe_subtbl;
1137         };
1138         kernel_ulong_t driver_data;
1139 };
1140 
1141 #define ACPI_DECLARE_PROBE_ENTRY(table, name, table_id, subtable, valid, data, fn)      \
1142         static const struct acpi_probe_entry __acpi_probe_##name        \
1143                 __used __section(__##table##_acpi_probe_table)          \
1144                  = {                                                    \
1145                         .id = table_id,                                 \
1146                         .type = subtable,                               \
1147                         .subtable_valid = valid,                        \
1148                         .probe_table = (acpi_tbl_table_handler)fn,      \
1149                         .driver_data = data,                            \
1150                    }
1151 
1152 #define ACPI_PROBE_TABLE(name)          __##name##_acpi_probe_table
1153 #define ACPI_PROBE_TABLE_END(name)      __##name##_acpi_probe_table_end
1154 
1155 int __acpi_probe_device_table(struct acpi_probe_entry *start, int nr);
1156 
1157 #define acpi_probe_device_table(t)                                      \
1158         ({                                                              \
1159                 extern struct acpi_probe_entry ACPI_PROBE_TABLE(t),     \
1160                                                ACPI_PROBE_TABLE_END(t); \
1161                 __acpi_probe_device_table(&ACPI_PROBE_TABLE(t),         \
1162                                           (&ACPI_PROBE_TABLE_END(t) -   \
1163                                            &ACPI_PROBE_TABLE(t)));      \
1164         })
1165 #else
1166 static inline int acpi_dev_get_property(struct acpi_device *adev,
1167                                         const char *name, acpi_object_type type,
1168                                         const union acpi_object **obj)
1169 {
1170         return -ENXIO;
1171 }
1172 
1173 static inline int
1174 __acpi_node_get_property_reference(const struct fwnode_handle *fwnode,
1175                                 const char *name, size_t index, size_t num_args,
1176                                 struct fwnode_reference_args *args)
1177 {
1178         return -ENXIO;
1179 }
1180 
1181 static inline int
1182 acpi_node_get_property_reference(const struct fwnode_handle *fwnode,
1183                                  const char *name, size_t index,
1184                                  struct fwnode_reference_args *args)
1185 {
1186         return -ENXIO;
1187 }
1188 
1189 static inline int acpi_node_prop_get(const struct fwnode_handle *fwnode,
1190                                      const char *propname,
1191                                      void **valptr)
1192 {
1193         return -ENXIO;
1194 }
1195 
1196 static inline int acpi_dev_prop_get(const struct acpi_device *adev,
1197                                     const char *propname,
1198                                     void **valptr)
1199 {
1200         return -ENXIO;
1201 }
1202 
1203 static inline int acpi_dev_prop_read_single(const struct acpi_device *adev,
1204                                             const char *propname,
1205                                             enum dev_prop_type proptype,
1206                                             void *val)
1207 {
1208         return -ENXIO;
1209 }
1210 
1211 static inline int acpi_node_prop_read(const struct fwnode_handle *fwnode,
1212                                       const char *propname,
1213                                       enum dev_prop_type proptype,
1214                                       void *val, size_t nval)
1215 {
1216         return -ENXIO;
1217 }
1218 
1219 static inline int acpi_dev_prop_read(const struct acpi_device *adev,
1220                                      const char *propname,
1221                                      enum dev_prop_type proptype,
1222                                      void *val, size_t nval)
1223 {
1224         return -ENXIO;
1225 }
1226 
1227 static inline struct fwnode_handle *
1228 acpi_get_next_subnode(const struct fwnode_handle *fwnode,
1229                       struct fwnode_handle *child)
1230 {
1231         return NULL;
1232 }
1233 
1234 static inline struct fwnode_handle *
1235 acpi_node_get_parent(const struct fwnode_handle *fwnode)
1236 {
1237         return NULL;
1238 }
1239 
1240 static inline struct fwnode_handle *
1241 acpi_graph_get_next_endpoint(const struct fwnode_handle *fwnode,
1242                              struct fwnode_handle *prev)
1243 {
1244         return ERR_PTR(-ENXIO);
1245 }
1246 
1247 static inline int
1248 acpi_graph_get_remote_endpoint(const struct fwnode_handle *fwnode,
1249                                struct fwnode_handle **remote,
1250                                struct fwnode_handle **port,
1251                                struct fwnode_handle **endpoint)
1252 {
1253         return -ENXIO;
1254 }
1255 
1256 #define ACPI_DECLARE_PROBE_ENTRY(table, name, table_id, subtable, valid, data, fn) \
1257         static const void * __acpi_table_##name[]                       \
1258                 __attribute__((unused))                                 \
1259                  = { (void *) table_id,                                 \
1260                      (void *) subtable,                                 \
1261                      (void *) valid,                                    \
1262                      (void *) fn,                                       \
1263                      (void *) data }
1264 
1265 #define acpi_probe_device_table(t)      ({ int __r = 0; __r;})
1266 #endif
1267 
1268 #ifdef CONFIG_ACPI_TABLE_UPGRADE
1269 void acpi_table_upgrade(void);
1270 #else
1271 static inline void acpi_table_upgrade(void) { }
1272 #endif
1273 
1274 #if defined(CONFIG_ACPI) && defined(CONFIG_ACPI_WATCHDOG)
1275 extern bool acpi_has_watchdog(void);
1276 #else
1277 static inline bool acpi_has_watchdog(void) { return false; }
1278 #endif
1279 
1280 #ifdef CONFIG_ACPI_SPCR_TABLE
1281 extern bool qdf2400_e44_present;
1282 int acpi_parse_spcr(bool enable_earlycon, bool enable_console);
1283 #else
1284 static inline int acpi_parse_spcr(bool enable_earlycon, bool enable_console)
1285 {
1286         return 0;
1287 }
1288 #endif
1289 
1290 #if IS_ENABLED(CONFIG_ACPI_GENERIC_GSI)
1291 int acpi_irq_get(acpi_handle handle, unsigned int index, struct resource *res);
1292 #else
1293 static inline
1294 int acpi_irq_get(acpi_handle handle, unsigned int index, struct resource *res)
1295 {
1296         return -EINVAL;
1297 }
1298 #endif
1299 
1300 #ifdef CONFIG_ACPI_LPIT
1301 int lpit_read_residency_count_address(u64 *address);
1302 #else
1303 static inline int lpit_read_residency_count_address(u64 *address)
1304 {
1305         return -EINVAL;
1306 }
1307 #endif
1308 
1309 #ifdef CONFIG_ACPI_PPTT
1310 int find_acpi_cpu_topology(unsigned int cpu, int level);
1311 int find_acpi_cpu_topology_package(unsigned int cpu);
1312 int find_acpi_cpu_cache_topology(unsigned int cpu, int level);
1313 #else
1314 static inline int find_acpi_cpu_topology(unsigned int cpu, int level)
1315 {
1316         return -EINVAL;
1317 }
1318 static inline int find_acpi_cpu_topology_package(unsigned int cpu)
1319 {
1320         return -EINVAL;
1321 }
1322 static inline int find_acpi_cpu_cache_topology(unsigned int cpu, int level)
1323 {
1324         return -EINVAL;
1325 }
1326 #endif
1327 
1328 #ifdef CONFIG_ACPI
1329 extern int acpi_platform_notify(struct device *dev, enum kobject_action action);
1330 #else
1331 static inline int
1332 acpi_platform_notify(struct device *dev, enum kobject_action action)
1333 {
1334         return 0;
1335 }
1336 #endif
1337 
1338 #endif  /*_LINUX_ACPI_H*/
1339 

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