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25#ifndef _LINUX_ACPI_H
26#define _LINUX_ACPI_H
27
28#include <linux/errno.h>
29#include <linux/ioport.h>
30#include <linux/resource_ext.h>
31#include <linux/device.h>
32#include <linux/property.h>
33
34#ifndef _LINUX
35#define _LINUX
36#endif
37#include <acpi/acpi.h>
38
39#ifdef CONFIG_ACPI
40
41#include <linux/list.h>
42#include <linux/mod_devicetable.h>
43#include <linux/dynamic_debug.h>
44
45#include <acpi/acpi_bus.h>
46#include <acpi/acpi_drivers.h>
47#include <acpi/acpi_numa.h>
48#include <asm/acpi.h>
49
50static 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(get_rh_dev_fwnode(dev))
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
60static inline bool has_acpi_companion(struct device *dev)
61{
62 return is_acpi_node(get_rh_dev_fwnode(dev));
63}
64
65static inline void acpi_preset_companion(struct device *dev,
66 struct acpi_device *parent, u64 addr)
67{
68 ACPI_COMPANION_SET(dev, acpi_find_child_device(parent, addr, NULL));
69}
70
71static inline const char *acpi_dev_name(struct acpi_device *adev)
72{
73 return dev_name(&adev->dev);
74}
75
76enum acpi_irq_model_id {
77 ACPI_IRQ_MODEL_PIC = 0,
78 ACPI_IRQ_MODEL_IOAPIC,
79 ACPI_IRQ_MODEL_IOSAPIC,
80 ACPI_IRQ_MODEL_PLATFORM,
81 ACPI_IRQ_MODEL_COUNT
82};
83
84extern enum acpi_irq_model_id acpi_irq_model;
85
86enum acpi_interrupt_id {
87 ACPI_INTERRUPT_PMI = 1,
88 ACPI_INTERRUPT_INIT,
89 ACPI_INTERRUPT_CPEI,
90 ACPI_INTERRUPT_COUNT
91};
92
93#define ACPI_SPACE_MEM 0
94
95enum acpi_address_range_id {
96 ACPI_ADDRESS_RANGE_MEMORY = 1,
97 ACPI_ADDRESS_RANGE_RESERVED = 2,
98 ACPI_ADDRESS_RANGE_ACPI = 3,
99 ACPI_ADDRESS_RANGE_NVS = 4,
100 ACPI_ADDRESS_RANGE_COUNT
101};
102
103
104
105
106typedef int (*acpi_tbl_table_handler)(struct acpi_table_header *table);
107
108typedef int (*acpi_tbl_entry_handler)(struct acpi_subtable_header *header,
109 const unsigned long end);
110
111#ifdef CONFIG_ACPI_INITRD_TABLE_OVERRIDE
112void acpi_initrd_override(void *data, size_t size);
113#else
114static inline void acpi_initrd_override(void *data, size_t size)
115{
116}
117#endif
118
119struct acpi_subtable_proc {
120 int id;
121 acpi_tbl_entry_handler handler;
122 int count;
123};
124
125char * __acpi_map_table (unsigned long phys_addr, unsigned long size);
126void __acpi_unmap_table(char *map, unsigned long size);
127int early_acpi_boot_init(void);
128int acpi_boot_init (void);
129void acpi_boot_table_init (void);
130int acpi_mps_check (void);
131int acpi_numa_init (void);
132
133int acpi_table_init (void);
134int acpi_table_parse(char *id, acpi_tbl_table_handler handler);
135int __init acpi_parse_entries(char *id, unsigned long table_size,
136 acpi_tbl_entry_handler handler,
137 struct acpi_table_header *table_header,
138 int entry_id, unsigned int max_entries);
139int __init acpi_table_parse_entries(char *id, unsigned long table_size,
140 int entry_id,
141 acpi_tbl_entry_handler handler,
142 unsigned int max_entries);
143int __init acpi_table_parse_entries(char *id, unsigned long table_size,
144 int entry_id,
145 acpi_tbl_entry_handler handler,
146 unsigned int max_entries);
147int __init acpi_table_parse_entries_array(char *id, unsigned long table_size,
148 struct acpi_subtable_proc *proc, int proc_num,
149 unsigned int max_entries);
150int acpi_table_parse_madt(enum acpi_madt_type id,
151 acpi_tbl_entry_handler handler,
152 unsigned int max_entries);
153int acpi_parse_mcfg (struct acpi_table_header *header);
154void acpi_table_print_madt_entry (struct acpi_subtable_header *madt);
155
156
157void acpi_numa_slit_init (struct acpi_table_slit *slit);
158void acpi_numa_processor_affinity_init (struct acpi_srat_cpu_affinity *pa);
159void acpi_numa_x2apic_affinity_init(struct acpi_srat_x2apic_cpu_affinity *pa);
160int acpi_numa_memory_affinity_init (struct acpi_srat_mem_affinity *ma);
161void acpi_numa_arch_fixup(void);
162
163#ifdef CONFIG_ACPI_HOTPLUG_CPU
164
165int acpi_map_lsapic(acpi_handle handle, int physid, int *pcpu);
166int acpi_unmap_lsapic(int cpu);
167#endif
168
169int acpi_register_ioapic(acpi_handle handle, u64 phys_addr, u32 gsi_base);
170int acpi_unregister_ioapic(acpi_handle handle, u32 gsi_base);
171void acpi_irq_stats_init(void);
172extern u32 acpi_irq_handled;
173extern u32 acpi_irq_not_handled;
174
175extern int sbf_port;
176extern unsigned long acpi_realmode_flags;
177
178int acpi_register_gsi (struct device *dev, u32 gsi, int triggering, int polarity);
179int acpi_gsi_to_irq (u32 gsi, unsigned int *irq);
180int acpi_isa_irq_to_gsi (unsigned isa_irq, u32 *gsi);
181
182#ifdef CONFIG_X86_IO_APIC
183extern int acpi_get_override_irq(u32 gsi, int *trigger, int *polarity);
184#else
185#define acpi_get_override_irq(gsi, trigger, polarity) (-1)
186#endif
187
188
189
190
191
192void acpi_unregister_gsi (u32 gsi);
193
194struct pci_dev;
195
196int acpi_pci_irq_enable (struct pci_dev *dev);
197void acpi_penalize_isa_irq(int irq, int active);
198
199void acpi_pci_irq_disable (struct pci_dev *dev);
200
201extern int ec_read(u8 addr, u8 *val);
202extern int ec_write(u8 addr, u8 val);
203extern int ec_transaction(u8 command,
204 const u8 *wdata, unsigned wdata_len,
205 u8 *rdata, unsigned rdata_len);
206extern acpi_handle ec_get_handle(void);
207
208extern bool acpi_is_pnp_device(struct acpi_device *);
209
210#if defined(CONFIG_ACPI_WMI) || defined(CONFIG_ACPI_WMI_MODULE)
211
212typedef void (*wmi_notify_handler) (u32 value, void *context);
213
214extern acpi_status wmi_evaluate_method(const char *guid, u8 instance,
215 u32 method_id,
216 const struct acpi_buffer *in,
217 struct acpi_buffer *out);
218extern acpi_status wmi_query_block(const char *guid, u8 instance,
219 struct acpi_buffer *out);
220extern acpi_status wmi_set_block(const char *guid, u8 instance,
221 const struct acpi_buffer *in);
222extern acpi_status wmi_install_notify_handler(const char *guid,
223 wmi_notify_handler handler, void *data);
224extern acpi_status wmi_remove_notify_handler(const char *guid);
225extern acpi_status wmi_get_event_data(u32 event, struct acpi_buffer *out);
226extern bool wmi_has_guid(const char *guid);
227
228#endif
229
230#define ACPI_VIDEO_OUTPUT_SWITCHING 0x0001
231#define ACPI_VIDEO_DEVICE_POSTING 0x0002
232#define ACPI_VIDEO_ROM_AVAILABLE 0x0004
233#define ACPI_VIDEO_BACKLIGHT 0x0008
234#define ACPI_VIDEO_BACKLIGHT_FORCE_VENDOR 0x0010
235#define ACPI_VIDEO_BACKLIGHT_FORCE_VIDEO 0x0020
236#define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VENDOR 0x0040
237#define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VIDEO 0x0080
238#define ACPI_VIDEO_BACKLIGHT_DMI_VENDOR 0x0100
239#define ACPI_VIDEO_BACKLIGHT_DMI_VIDEO 0x0200
240#define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VENDOR 0x0400
241#define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VIDEO 0x0800
242
243#if defined(CONFIG_ACPI_VIDEO) || defined(CONFIG_ACPI_VIDEO_MODULE)
244
245extern long acpi_video_get_capabilities(acpi_handle graphics_dev_handle);
246extern long acpi_is_video_device(acpi_handle handle);
247extern void acpi_video_dmi_promote_vendor(void);
248extern void acpi_video_dmi_demote_vendor(void);
249extern int acpi_video_backlight_support(void);
250extern int acpi_video_display_switch_support(void);
251
252#else
253
254static inline long acpi_video_get_capabilities(acpi_handle graphics_dev_handle)
255{
256 return 0;
257}
258
259static inline long acpi_is_video_device(acpi_handle handle)
260{
261 return 0;
262}
263
264static inline void acpi_video_dmi_promote_vendor(void)
265{
266}
267
268static inline void acpi_video_dmi_demote_vendor(void)
269{
270}
271
272static inline int acpi_video_backlight_support(void)
273{
274 return 0;
275}
276
277static inline int acpi_video_display_switch_support(void)
278{
279 return 0;
280}
281
282#endif
283
284extern int acpi_blacklisted(void);
285extern void acpi_dmi_osi_linux(int enable, const struct dmi_system_id *d);
286extern void acpi_osi_setup(char *str);
287
288#ifdef CONFIG_ACPI_NUMA
289int acpi_map_pxm_to_online_node(int pxm);
290int acpi_get_node(acpi_handle handle);
291#else
292static inline int acpi_map_pxm_to_online_node(int pxm)
293{
294 return 0;
295}
296static inline int acpi_get_node(acpi_handle handle)
297{
298 return 0;
299}
300#endif
301extern int acpi_paddr_to_node(u64 start_addr, u64 size);
302
303extern int pnpacpi_disabled;
304
305#define PXM_INVAL (-1)
306
307bool acpi_dev_resource_memory(struct acpi_resource *ares, struct resource *res);
308bool acpi_dev_resource_io(struct acpi_resource *ares, struct resource *res);
309bool acpi_dev_resource_address_space(struct acpi_resource *ares,
310 struct resource_win *win);
311bool acpi_dev_resource_ext_address_space(struct acpi_resource *ares,
312 struct resource_win *win);
313unsigned long acpi_dev_irq_flags(u8 triggering, u8 polarity, u8 shareable);
314bool acpi_dev_resource_interrupt(struct acpi_resource *ares, int index,
315 struct resource *res);
316
317void acpi_dev_free_resource_list(struct list_head *list);
318int acpi_dev_get_resources(struct acpi_device *adev, struct list_head *list,
319 int (*preproc)(struct acpi_resource *, void *),
320 void *preproc_data);
321int acpi_dev_filter_resource_type(struct acpi_resource *ares,
322 unsigned long types);
323
324static inline int acpi_dev_filter_resource_type_cb(struct acpi_resource *ares,
325 void *arg)
326{
327 return acpi_dev_filter_resource_type(ares, (unsigned long)arg);
328}
329
330int acpi_check_resource_conflict(const struct resource *res);
331
332int acpi_check_region(resource_size_t start, resource_size_t n,
333 const char *name);
334
335int acpi_resources_are_enforced(void);
336
337#ifdef CONFIG_HIBERNATION
338void __init acpi_no_s4_hw_signature(void);
339#endif
340
341#ifdef CONFIG_PM_SLEEP
342void __init acpi_old_suspend_ordering(void);
343void __init acpi_nvs_nosave(void);
344void __init acpi_nvs_nosave_s3(void);
345#endif
346
347struct acpi_osc_context {
348 char *uuid_str;
349 int rev;
350 struct acpi_buffer cap;
351 struct acpi_buffer ret;
352};
353
354acpi_status acpi_str_to_uuid(char *str, u8 *uuid);
355acpi_status acpi_run_osc(acpi_handle handle, struct acpi_osc_context *context);
356
357
358#define OSC_QUERY_DWORD 0
359#define OSC_SUPPORT_DWORD 1
360#define OSC_CONTROL_DWORD 2
361
362
363#define OSC_QUERY_ENABLE 0x00000001
364#define OSC_REQUEST_ERROR 0x00000002
365#define OSC_INVALID_UUID_ERROR 0x00000004
366#define OSC_INVALID_REVISION_ERROR 0x00000008
367#define OSC_CAPABILITIES_MASK_ERROR 0x00000010
368
369
370#define OSC_SB_PAD_SUPPORT 0x00000001
371#define OSC_SB_PPC_OST_SUPPORT 0x00000002
372#define OSC_SB_PR3_SUPPORT 0x00000004
373#define OSC_SB_HOTPLUG_OST_SUPPORT 0x00000008
374#define OSC_SB_APEI_SUPPORT 0x00000010
375#define OSC_SB_CPC_SUPPORT 0x00000020
376
377extern bool osc_sb_apei_support_acked;
378
379
380#define OSC_PCI_EXT_CONFIG_SUPPORT 0x00000001
381#define OSC_PCI_ASPM_SUPPORT 0x00000002
382#define OSC_PCI_CLOCK_PM_SUPPORT 0x00000004
383#define OSC_PCI_SEGMENT_GROUPS_SUPPORT 0x00000008
384#define OSC_PCI_MSI_SUPPORT 0x00000010
385#define OSC_PCI_SUPPORT_MASKS 0x0000001f
386
387
388#define OSC_PCI_EXPRESS_NATIVE_HP_CONTROL 0x00000001
389#define OSC_PCI_SHPC_NATIVE_HP_CONTROL 0x00000002
390#define OSC_PCI_EXPRESS_PME_CONTROL 0x00000004
391#define OSC_PCI_EXPRESS_AER_CONTROL 0x00000008
392#define OSC_PCI_EXPRESS_CAPABILITY_CONTROL 0x00000010
393#define OSC_PCI_CONTROL_MASKS 0x0000001f
394
395extern acpi_status acpi_pci_osc_control_set(acpi_handle handle,
396 u32 *mask, u32 req);
397
398
399#if defined(CONFIG_ACPI_HOTPLUG_CPU) && \
400 defined(CONFIG_ACPI_HOTPLUG_MEMORY) && \
401 defined(CONFIG_ACPI_CONTAINER)
402#define ACPI_HOTPLUG_OST
403#endif
404
405
406#define ACPI_OST_EC_OSPM_SHUTDOWN 0x100
407#define ACPI_OST_EC_OSPM_EJECT 0x103
408#define ACPI_OST_EC_OSPM_INSERTION 0x200
409
410
411#define ACPI_OST_SC_SUCCESS 0x0
412#define ACPI_OST_SC_NON_SPECIFIC_FAILURE 0x1
413#define ACPI_OST_SC_UNRECOGNIZED_NOTIFY 0x2
414
415
416#define ACPI_OST_SC_OS_SHUTDOWN_DENIED 0x80
417#define ACPI_OST_SC_OS_SHUTDOWN_IN_PROGRESS 0x81
418#define ACPI_OST_SC_OS_SHUTDOWN_COMPLETED 0x82
419#define ACPI_OST_SC_OS_SHUTDOWN_NOT_SUPPORTED 0x83
420
421
422#define ACPI_OST_SC_EJECT_NOT_SUPPORTED 0x80
423#define ACPI_OST_SC_DEVICE_IN_USE 0x81
424#define ACPI_OST_SC_DEVICE_BUSY 0x82
425#define ACPI_OST_SC_EJECT_DEPENDENCY_BUSY 0x83
426#define ACPI_OST_SC_EJECT_IN_PROGRESS 0x84
427
428
429#define ACPI_OST_SC_INSERT_IN_PROGRESS 0x80
430#define ACPI_OST_SC_DRIVER_LOAD_FAILURE 0x81
431#define ACPI_OST_SC_INSERT_NOT_SUPPORTED 0x82
432
433extern void acpi_early_init(void);
434
435extern int acpi_nvs_register(__u64 start, __u64 size);
436
437extern int acpi_nvs_for_each_region(int (*func)(__u64, __u64, void *),
438 void *data);
439
440const struct acpi_device_id *acpi_match_device(const struct acpi_device_id *ids,
441 const struct device *dev);
442
443extern bool acpi_driver_match_device(struct device *dev,
444 const struct device_driver *drv);
445
446struct platform_device *acpi_create_platform_device(struct acpi_device *);
447#define ACPI_PTR(_ptr) (_ptr)
448
449#else
450
451#define acpi_disabled 1
452
453#define ACPI_COMPANION(dev) (NULL)
454#define ACPI_COMPANION_SET(dev, adev) do { } while (0)
455#define ACPI_HANDLE(dev) (NULL)
456
457struct fwnode_handle;
458
459static inline bool is_acpi_node(struct fwnode_handle *fwnode)
460{
461 return false;
462}
463
464static inline bool is_acpi_device_node(struct fwnode_handle *fwnode)
465{
466 return false;
467}
468
469static inline struct acpi_device *to_acpi_device_node(struct fwnode_handle *fwnode)
470{
471 return NULL;
472}
473
474static inline bool is_acpi_data_node(struct fwnode_handle *fwnode)
475{
476 return false;
477}
478
479static inline struct acpi_data_node *to_acpi_data_node(struct fwnode_handle *fwnode)
480{
481 return NULL;
482}
483
484static inline struct fwnode_handle *acpi_fwnode_handle(struct acpi_device *adev)
485{
486 return NULL;
487}
488
489static inline const char *acpi_dev_name(struct acpi_device *adev)
490{
491 return NULL;
492}
493
494static inline bool has_acpi_companion(struct device *dev)
495{
496 return false;
497}
498
499static inline void acpi_early_init(void) { }
500
501static inline int early_acpi_boot_init(void)
502{
503 return 0;
504}
505static inline int acpi_boot_init(void)
506{
507 return 0;
508}
509
510static inline void acpi_boot_table_init(void)
511{
512 return;
513}
514
515static inline int acpi_mps_check(void)
516{
517 return 0;
518}
519
520static inline int acpi_check_resource_conflict(struct resource *res)
521{
522 return 0;
523}
524
525static inline int acpi_check_region(resource_size_t start, resource_size_t n,
526 const char *name)
527{
528 return 0;
529}
530
531struct acpi_table_header;
532static inline int acpi_table_parse(char *id,
533 int (*handler)(struct acpi_table_header *))
534{
535 return -1;
536}
537
538static inline int acpi_nvs_register(__u64 start, __u64 size)
539{
540 return 0;
541}
542
543static inline int acpi_nvs_for_each_region(int (*func)(__u64, __u64, void *),
544 void *data)
545{
546 return 0;
547}
548
549struct acpi_device_id;
550
551static inline const struct acpi_device_id *acpi_match_device(
552 const struct acpi_device_id *ids, const struct device *dev)
553{
554 return NULL;
555}
556
557static inline bool acpi_driver_match_device(struct device *dev,
558 const struct device_driver *drv)
559{
560 return false;
561}
562
563#define ACPI_PTR(_ptr) (NULL)
564
565#endif
566
567#ifdef CONFIG_ACPI
568void acpi_os_set_prepare_sleep(int (*func)(u8 sleep_state,
569 u32 pm1a_ctrl, u32 pm1b_ctrl));
570
571acpi_status acpi_os_prepare_sleep(u8 sleep_state,
572 u32 pm1a_control, u32 pm1b_control);
573
574void acpi_os_set_prepare_extended_sleep(int (*func)(u8 sleep_state,
575 u32 val_a, u32 val_b));
576
577acpi_status acpi_os_prepare_extended_sleep(u8 sleep_state,
578 u32 val_a, u32 val_b);
579
580#ifdef CONFIG_X86
581void arch_reserve_mem_area(acpi_physical_address addr, size_t size);
582#else
583static inline void arch_reserve_mem_area(acpi_physical_address addr,
584 size_t size)
585{
586}
587#endif
588#else
589#define acpi_os_set_prepare_sleep(func, pm1a_ctrl, pm1b_ctrl) do { } while (0)
590#endif
591
592#if defined(CONFIG_ACPI) && defined(CONFIG_PM_RUNTIME)
593int acpi_dev_runtime_suspend(struct device *dev);
594int acpi_dev_runtime_resume(struct device *dev);
595int acpi_subsys_runtime_suspend(struct device *dev);
596int acpi_subsys_runtime_resume(struct device *dev);
597#else
598static inline int acpi_dev_runtime_suspend(struct device *dev) { return 0; }
599static inline int acpi_dev_runtime_resume(struct device *dev) { return 0; }
600static inline int acpi_subsys_runtime_suspend(struct device *dev) { return 0; }
601static inline int acpi_subsys_runtime_resume(struct device *dev) { return 0; }
602#endif
603
604#if defined(CONFIG_ACPI) && defined(CONFIG_PM_SLEEP)
605int acpi_dev_suspend_late(struct device *dev);
606int acpi_dev_resume_early(struct device *dev);
607int acpi_subsys_prepare(struct device *dev);
608int acpi_subsys_suspend_late(struct device *dev);
609int acpi_subsys_resume_early(struct device *dev);
610#else
611static inline int acpi_dev_suspend_late(struct device *dev) { return 0; }
612static inline int acpi_dev_resume_early(struct device *dev) { return 0; }
613static inline int acpi_subsys_prepare(struct device *dev) { return 0; }
614static inline int acpi_subsys_suspend_late(struct device *dev) { return 0; }
615static inline int acpi_subsys_resume_early(struct device *dev) { return 0; }
616#endif
617
618#if defined(CONFIG_ACPI) && defined(CONFIG_PM)
619struct acpi_device *acpi_dev_pm_get_node(struct device *dev);
620int acpi_dev_pm_attach(struct device *dev, bool power_on);
621void acpi_dev_pm_detach(struct device *dev, bool power_off);
622#else
623static inline struct acpi_device *acpi_dev_pm_get_node(struct device *dev)
624{
625 return NULL;
626}
627static inline int acpi_dev_pm_attach(struct device *dev, bool power_on)
628{
629 return -ENODEV;
630}
631static inline void acpi_dev_pm_detach(struct device *dev, bool power_off) {}
632#endif
633
634#ifdef CONFIG_ACPI
635__printf(3, 4)
636void acpi_handle_printk(const char *level, acpi_handle handle,
637 const char *fmt, ...);
638#else
639static inline __printf(3, 4) void
640acpi_handle_printk(const char *level, void *handle, const char *fmt, ...) {}
641#endif
642
643#if defined(CONFIG_ACPI) && defined(CONFIG_DYNAMIC_DEBUG)
644__printf(3, 4)
645void __acpi_handle_debug(struct _ddebug *descriptor, acpi_handle handle, const char *fmt, ...);
646#else
647#define __acpi_handle_debug(descriptor, handle, fmt, ...) \
648 acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__);
649#endif
650
651
652
653
654
655
656
657#define acpi_handle_emerg(handle, fmt, ...) \
658 acpi_handle_printk(KERN_EMERG, handle, fmt, ##__VA_ARGS__)
659#define acpi_handle_alert(handle, fmt, ...) \
660 acpi_handle_printk(KERN_ALERT, handle, fmt, ##__VA_ARGS__)
661#define acpi_handle_crit(handle, fmt, ...) \
662 acpi_handle_printk(KERN_CRIT, handle, fmt, ##__VA_ARGS__)
663#define acpi_handle_err(handle, fmt, ...) \
664 acpi_handle_printk(KERN_ERR, handle, fmt, ##__VA_ARGS__)
665#define acpi_handle_warn(handle, fmt, ...) \
666 acpi_handle_printk(KERN_WARNING, handle, fmt, ##__VA_ARGS__)
667#define acpi_handle_notice(handle, fmt, ...) \
668 acpi_handle_printk(KERN_NOTICE, handle, fmt, ##__VA_ARGS__)
669#define acpi_handle_info(handle, fmt, ...) \
670 acpi_handle_printk(KERN_INFO, handle, fmt, ##__VA_ARGS__)
671
672#if defined(DEBUG)
673#define acpi_handle_debug(handle, fmt, ...) \
674 acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__)
675#else
676#if defined(CONFIG_DYNAMIC_DEBUG)
677#define acpi_handle_debug(handle, fmt, ...) \
678do { \
679 DEFINE_DYNAMIC_DEBUG_METADATA(descriptor, fmt); \
680 if (unlikely(descriptor.flags & _DPRINTK_FLAGS_PRINT)) \
681 __acpi_handle_debug(&descriptor, handle, pr_fmt(fmt), \
682 ##__VA_ARGS__); \
683} while (0)
684#else
685#define acpi_handle_debug(handle, fmt, ...) \
686({ \
687 if (0) \
688 acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__); \
689 0; \
690})
691#endif
692#endif
693
694#if defined(CONFIG_ACPI) && defined(CONFIG_GPIOLIB)
695int acpi_dev_gpio_irq_get(struct acpi_device *adev, int index);
696#else
697static inline int acpi_dev_gpio_irq_get(struct acpi_device *adev, int index)
698{
699 return -ENXIO;
700}
701#endif
702
703
704
705#define MAX_ACPI_REFERENCE_ARGS 8
706struct acpi_reference_args {
707 struct acpi_device *adev;
708 size_t nargs;
709 u64 args[MAX_ACPI_REFERENCE_ARGS];
710};
711
712#ifdef CONFIG_ACPI
713int acpi_dev_get_property(struct acpi_device *adev, const char *name,
714 acpi_object_type type, const union acpi_object **obj);
715int acpi_node_get_property_reference(struct fwnode_handle *fwnode,
716 const char *name, size_t index,
717 struct acpi_reference_args *args);
718
719int acpi_node_prop_get(struct fwnode_handle *fwnode, const char *propname,
720 void **valptr);
721int acpi_dev_prop_read_single(struct acpi_device *adev, const char *propname,
722 enum dev_prop_type proptype, void *val);
723int acpi_node_prop_read(struct fwnode_handle *fwnode, const char *propname,
724 enum dev_prop_type proptype, void *val, size_t nval);
725int acpi_dev_prop_read(struct acpi_device *adev, const char *propname,
726 enum dev_prop_type proptype, void *val, size_t nval);
727
728struct fwnode_handle *acpi_get_next_subnode(struct device *dev,
729 struct fwnode_handle *subnode);
730#else
731static inline int acpi_dev_get_property(struct acpi_device *adev,
732 const char *name, acpi_object_type type,
733 const union acpi_object **obj)
734{
735 return -ENXIO;
736}
737static inline int acpi_dev_get_property_array(struct acpi_device *adev,
738 const char *name,
739 acpi_object_type type,
740 const union acpi_object **obj)
741{
742 return -ENXIO;
743}
744static inline int acpi_node_get_property_reference(struct fwnode_handle *fwnode,
745 const char *name, const char *cells_name,
746 size_t index, struct acpi_reference_args *args)
747{
748 return -ENXIO;
749}
750
751static inline int acpi_node_prop_get(struct fwnode_handle *fwnode,
752 const char *propname,
753 void **valptr)
754{
755 return -ENXIO;
756}
757
758static inline int acpi_dev_prop_get(struct acpi_device *adev,
759 const char *propname,
760 void **valptr)
761{
762 return -ENXIO;
763}
764
765static inline int acpi_dev_prop_read_single(struct acpi_device *adev,
766 const char *propname,
767 enum dev_prop_type proptype,
768 void *val)
769{
770 return -ENXIO;
771}
772
773static inline int acpi_node_prop_read(struct fwnode_handle *fwnode,
774 const char *propname,
775 enum dev_prop_type proptype,
776 void *val, size_t nval)
777{
778 return -ENXIO;
779}
780
781static inline int acpi_dev_prop_read(struct acpi_device *adev,
782 const char *propname,
783 enum dev_prop_type proptype,
784 void *val, size_t nval)
785{
786 return -ENXIO;
787}
788
789static inline struct fwnode_handle *acpi_get_next_subnode(struct device *dev,
790 struct fwnode_handle *subnode)
791{
792 return NULL;
793}
794#endif
795
796#endif
797