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Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
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 *
Linus Torvalds1da177e2005-04-16 15:20:36 -070018 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
19 */
20
21#ifndef _LINUX_ACPI_H
22#define _LINUX_ACPI_H
23
Rafael J. Wysocki51333752012-11-15 13:15:37 +010024#include <linux/errno.h>
Thomas Renninger443dea72008-02-04 23:31:23 -080025#include <linux/ioport.h> /* for struct resource */
Jiang Liu90e97822015-02-05 13:44:43 +080026#include <linux/resource_ext.h>
Mika Westerbergcf761af2012-10-31 22:44:41 +010027#include <linux/device.h>
Rafael J. Wysockib31384f2014-11-04 01:28:56 +010028#include <linux/property.h>
David Mosberger3f5948f2005-06-06 15:50:09 -070029
Linus Torvalds1da177e2005-04-16 15:20:36 -070030#ifndef _LINUX
31#define _LINUX
32#endif
Lv Zheng633adab2014-07-16 16:58:30 +080033#include <acpi/acpi.h>
34
35#ifdef CONFIG_ACPI
Linus Torvalds1da177e2005-04-16 15:20:36 -070036
37#include <linux/list.h>
Thomas Renninger29b71a12007-07-23 14:43:51 +020038#include <linux/mod_devicetable.h>
Bjørn Mork45fef5b2014-05-22 12:47:47 +020039#include <linux/dynamic_debug.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070040
Linus Torvalds1da177e2005-04-16 15:20:36 -070041#include <acpi/acpi_bus.h>
42#include <acpi/acpi_drivers.h>
Yasunori Goto762834e2006-06-23 02:03:19 -070043#include <acpi/acpi_numa.h>
Lv Zheng27d50c82013-12-06 16:52:05 +080044#include <acpi/acpi_io.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070045#include <asm/acpi.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070046
Rafael J. Wysocki7b199812013-11-11 22:41:56 +010047static inline acpi_handle acpi_device_handle(struct acpi_device *adev)
48{
49 return adev ? adev->handle : NULL;
50}
51
Alexander Sverdlinc181fb32015-06-22 22:38:53 +020052#define ACPI_COMPANION(dev) to_acpi_node((dev)->fwnode)
Rafael J. Wysocki97badf82015-04-03 23:23:37 +020053#define ACPI_COMPANION_SET(dev, adev) set_primary_fwnode(dev, (adev) ? \
54 acpi_fwnode_handle(adev) : NULL)
Rafael J. Wysocki7b199812013-11-11 22:41:56 +010055#define ACPI_HANDLE(dev) acpi_device_handle(ACPI_COMPANION(dev))
56
Suthikulpanit, Suravee26095a02015-07-07 01:55:20 +020057/**
58 * ACPI_DEVICE_CLASS - macro used to describe an ACPI device with
59 * the PCI-defined class-code information
60 *
61 * @_cls : the class, subclass, prog-if triple for this device
62 * @_msk : the class mask for this device
63 *
64 * This macro is used to create a struct acpi_device_id that matches a
65 * specific PCI class. The .id and .driver_data fields will be left
66 * initialized with the default value.
67 */
68#define ACPI_DEVICE_CLASS(_cls, _msk) .cls = (_cls), .cls_msk = (_msk),
69
Rafael J. Wysockica5b74d2015-03-16 23:49:08 +010070static inline bool has_acpi_companion(struct device *dev)
71{
72 return is_acpi_node(dev->fwnode);
73}
74
Rafael J. Wysocki9c5ad362013-11-28 23:58:28 +010075static inline void acpi_preset_companion(struct device *dev,
76 struct acpi_device *parent, u64 addr)
77{
78 ACPI_COMPANION_SET(dev, acpi_find_child_device(parent, addr, NULL));
79}
80
Jarkko Nikula45c42a72013-11-14 14:03:51 +020081static inline const char *acpi_dev_name(struct acpi_device *adev)
82{
83 return dev_name(&adev->dev);
84}
85
Linus Torvalds1da177e2005-04-16 15:20:36 -070086enum acpi_irq_model_id {
87 ACPI_IRQ_MODEL_PIC = 0,
88 ACPI_IRQ_MODEL_IOAPIC,
89 ACPI_IRQ_MODEL_IOSAPIC,
John Keller3948ec92006-12-22 11:50:04 -060090 ACPI_IRQ_MODEL_PLATFORM,
Hanjun Guofbe61ec2015-03-24 14:02:48 +000091 ACPI_IRQ_MODEL_GIC,
Linus Torvalds1da177e2005-04-16 15:20:36 -070092 ACPI_IRQ_MODEL_COUNT
93};
94
95extern enum acpi_irq_model_id acpi_irq_model;
96
Linus Torvalds1da177e2005-04-16 15:20:36 -070097enum acpi_interrupt_id {
98 ACPI_INTERRUPT_PMI = 1,
99 ACPI_INTERRUPT_INIT,
100 ACPI_INTERRUPT_CPEI,
101 ACPI_INTERRUPT_COUNT
102};
103
104#define ACPI_SPACE_MEM 0
105
Linus Torvalds1da177e2005-04-16 15:20:36 -0700106enum acpi_address_range_id {
107 ACPI_ADDRESS_RANGE_MEMORY = 1,
108 ACPI_ADDRESS_RANGE_RESERVED = 2,
109 ACPI_ADDRESS_RANGE_ACPI = 3,
110 ACPI_ADDRESS_RANGE_NVS = 4,
111 ACPI_ADDRESS_RANGE_COUNT
112};
113
Linus Torvalds1da177e2005-04-16 15:20:36 -0700114
Linus Torvalds1da177e2005-04-16 15:20:36 -0700115/* Table Handlers */
116
Lv Zhengb43e1062013-01-12 15:29:38 +0000117typedef int (*acpi_tbl_table_handler)(struct acpi_table_header *table);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700118
Lv Zhengb43e1062013-01-12 15:29:38 +0000119typedef int (*acpi_tbl_entry_handler)(struct acpi_subtable_header *header,
120 const unsigned long end);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700121
Thomas Renninger53aac442012-10-01 00:23:54 +0200122#ifdef CONFIG_ACPI_INITRD_TABLE_OVERRIDE
123void acpi_initrd_override(void *data, size_t size);
124#else
125static inline void acpi_initrd_override(void *data, size_t size)
126{
127}
128#endif
129
Hanjun Guo328281b2014-02-19 00:23:57 +0800130#define BAD_MADT_ENTRY(entry, end) ( \
131 (!entry) || (unsigned long)entry + sizeof(*entry) > end || \
132 ((struct acpi_subtable_header *)entry)->length < sizeof(*entry))
133
Linus Torvalds1da177e2005-04-16 15:20:36 -0700134char * __acpi_map_table (unsigned long phys_addr, unsigned long size);
Yinghai Lu970ec1a2009-02-15 14:06:13 -0800135void __acpi_unmap_table(char *map, unsigned long size);
Yinghai Lucbf9bd62008-02-19 03:21:06 -0800136int early_acpi_boot_init(void);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700137int acpi_boot_init (void);
Len Brown8558e392010-01-06 16:11:06 -0500138void acpi_boot_table_init (void);
Yinghai Lu3c999f12008-06-20 16:11:20 -0700139int acpi_mps_check (void);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700140int acpi_numa_init (void);
141
142int acpi_table_init (void);
Lv Zhengb43e1062013-01-12 15:29:38 +0000143int acpi_table_parse(char *id, acpi_tbl_table_handler handler);
Ashwin Chaugulef08bb472014-11-26 22:01:13 +0800144int __init acpi_parse_entries(char *id, unsigned long table_size,
145 acpi_tbl_entry_handler handler,
146 struct acpi_table_header *table_header,
147 int entry_id, unsigned int max_entries);
Len Brown6eb87fe2007-02-10 22:17:07 -0500148int __init acpi_table_parse_entries(char *id, unsigned long table_size,
Lv Zhengb43e1062013-01-12 15:29:38 +0000149 int entry_id,
150 acpi_tbl_entry_handler handler,
151 unsigned int max_entries);
152int acpi_table_parse_madt(enum acpi_madt_type id,
153 acpi_tbl_entry_handler handler,
154 unsigned int max_entries);
Alexey Starikovskiyceb6c462007-02-02 19:48:22 +0300155int acpi_parse_mcfg (struct acpi_table_header *header);
Alexey Starikovskiy5f3b1a82007-02-02 19:48:22 +0300156void acpi_table_print_madt_entry (struct acpi_subtable_header *madt);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700157
158/* the following four functions are architecture-dependent */
159void acpi_numa_slit_init (struct acpi_table_slit *slit);
Alexey Starikovskiy15a58ed2007-02-02 19:48:22 +0300160void acpi_numa_processor_affinity_init (struct acpi_srat_cpu_affinity *pa);
Suresh Siddha7237d3d2009-03-30 13:55:30 -0800161void acpi_numa_x2apic_affinity_init(struct acpi_srat_x2apic_cpu_affinity *pa);
Thomas Renninger095adbb2012-07-31 17:41:09 +0200162int acpi_numa_memory_affinity_init (struct acpi_srat_mem_affinity *ma);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700163void acpi_numa_arch_fixup(void);
164
Catalin Marinas828aef32015-03-24 14:02:46 +0000165#ifndef PHYS_CPUID_INVALID
166typedef u32 phys_cpuid_t;
167#define PHYS_CPUID_INVALID (phys_cpuid_t)(-1)
168#endif
169
Hanjun Guo25956b62015-05-11 12:17:13 +0800170static inline bool invalid_logical_cpuid(u32 cpuid)
171{
172 return (int)cpuid < 0;
173}
174
Hanjun Guoddcc18f2015-05-13 16:19:30 +0800175static inline bool invalid_phys_cpuid(phys_cpuid_t phys_id)
176{
177 return phys_id == PHYS_CPUID_INVALID;
178}
179
Linus Torvalds1da177e2005-04-16 15:20:36 -0700180#ifdef CONFIG_ACPI_HOTPLUG_CPU
181/* Arch dependent functions for cpu hotplug support */
Catalin Marinas828aef32015-03-24 14:02:46 +0000182int acpi_map_cpu(acpi_handle handle, phys_cpuid_t physid, int *pcpu);
Hanjun Guod02dc272015-01-04 18:55:03 +0800183int acpi_unmap_cpu(int cpu);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700184#endif /* CONFIG_ACPI_HOTPLUG_CPU */
185
Yinghai Luecf56362015-02-05 13:44:48 +0800186#ifdef CONFIG_ACPI_HOTPLUG_IOAPIC
187int acpi_get_ioapic_id(acpi_handle handle, u32 gsi_base, u64 *phys_addr);
188#endif
189
Kenji Kaneshigeb1bb2482005-04-28 00:25:58 -0700190int acpi_register_ioapic(acpi_handle handle, u64 phys_addr, u32 gsi_base);
191int acpi_unregister_ioapic(acpi_handle handle, u32 gsi_base);
Jiang Liue89900c2014-10-27 13:21:47 +0800192int acpi_ioapic_registered(acpi_handle handle, u32 gsi_base);
Len Brown5229e872008-02-06 01:26:55 -0500193void acpi_irq_stats_init(void);
Len Brown5229e872008-02-06 01:26:55 -0500194extern u32 acpi_irq_handled;
Len Brown88bea182009-04-21 00:35:47 -0400195extern u32 acpi_irq_not_handled;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700196
Pavel Machekc255d842006-02-20 18:27:58 -0800197extern int sbf_port;
Pavel Machek77afcf72007-07-19 01:47:41 -0700198extern unsigned long acpi_realmode_flags;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700199
Yinghai Lua2f809b2009-04-27 18:01:20 -0700200int acpi_register_gsi (struct device *dev, u32 gsi, int triggering, int polarity);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700201int acpi_gsi_to_irq (u32 gsi, unsigned int *irq);
Eric W. Biederman2c2df842010-03-30 01:07:02 -0700202int acpi_isa_irq_to_gsi (unsigned isa_irq, u32 *gsi);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700203
Marc Zyngier2bc6eba2015-10-13 12:51:38 +0100204void acpi_set_irq_model(enum acpi_irq_model_id model,
205 struct fwnode_handle *fwnode);
206
Shaohua Li61fd47e2007-11-17 01:05:28 -0500207#ifdef CONFIG_X86_IO_APIC
Eric W. Biederman9a0a91b2010-03-30 01:07:03 -0700208extern int acpi_get_override_irq(u32 gsi, int *trigger, int *polarity);
Shaohua Li61fd47e2007-11-17 01:05:28 -0500209#else
Eric W. Biederman9a0a91b2010-03-30 01:07:03 -0700210#define acpi_get_override_irq(gsi, trigger, polarity) (-1)
Shaohua Li61fd47e2007-11-17 01:05:28 -0500211#endif
Linus Torvalds1da177e2005-04-16 15:20:36 -0700212/*
213 * This function undoes the effect of one call to acpi_register_gsi().
214 * If this matches the last registration, any IRQ resources for gsi
215 * are freed.
216 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700217void acpi_unregister_gsi (u32 gsi);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700218
Linus Torvalds1da177e2005-04-16 15:20:36 -0700219struct pci_dev;
220
221int acpi_pci_irq_enable (struct pci_dev *dev);
David Shaohua Lic9c3e452005-04-01 00:07:31 -0500222void acpi_penalize_isa_irq(int irq, int active);
Jiang Liu5ebc7602015-09-17 14:02:45 +0800223bool acpi_isa_irq_available(int irq);
Jiang Liu5d0ddfe2015-08-21 15:36:23 +0800224void acpi_penalize_sci_irq(int irq, int trigger, int polarity);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700225void acpi_pci_irq_disable (struct pci_dev *dev);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700226
Linus Torvalds1da177e2005-04-16 15:20:36 -0700227extern int ec_read(u8 addr, u8 *val);
228extern int ec_write(u8 addr, u8 val);
Lennart Poetteringd7a76e42006-09-05 12:12:24 -0400229extern int ec_transaction(u8 command,
230 const u8 *wdata, unsigned wdata_len,
Thomas Renninger1cb7b1e2011-03-31 13:36:38 +0200231 u8 *rdata, unsigned rdata_len);
Seth Forshee3e2abc52012-01-18 13:44:08 -0600232extern acpi_handle ec_get_handle(void);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700233
Zhang Ruieec15ed2014-05-30 04:23:01 +0200234extern bool acpi_is_pnp_device(struct acpi_device *);
235
Carlos Corbachobff431e2008-02-05 02:17:04 +0000236#if defined(CONFIG_ACPI_WMI) || defined(CONFIG_ACPI_WMI_MODULE)
237
238typedef void (*wmi_notify_handler) (u32 value, void *context);
239
240extern acpi_status wmi_evaluate_method(const char *guid, u8 instance,
241 u32 method_id,
242 const struct acpi_buffer *in,
243 struct acpi_buffer *out);
244extern acpi_status wmi_query_block(const char *guid, u8 instance,
245 struct acpi_buffer *out);
246extern acpi_status wmi_set_block(const char *guid, u8 instance,
247 const struct acpi_buffer *in);
248extern acpi_status wmi_install_notify_handler(const char *guid,
249 wmi_notify_handler handler, void *data);
250extern acpi_status wmi_remove_notify_handler(const char *guid);
251extern acpi_status wmi_get_event_data(u32 event, struct acpi_buffer *out);
252extern bool wmi_has_guid(const char *guid);
253
254#endif /* CONFIG_ACPI_WMI */
255
Thomas Renningerc3d6de62008-08-01 17:37:55 +0200256#define ACPI_VIDEO_OUTPUT_SWITCHING 0x0001
257#define ACPI_VIDEO_DEVICE_POSTING 0x0002
258#define ACPI_VIDEO_ROM_AVAILABLE 0x0004
259#define ACPI_VIDEO_BACKLIGHT 0x0008
260#define ACPI_VIDEO_BACKLIGHT_FORCE_VENDOR 0x0010
261#define ACPI_VIDEO_BACKLIGHT_FORCE_VIDEO 0x0020
262#define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VENDOR 0x0040
263#define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VIDEO 0x0080
264#define ACPI_VIDEO_BACKLIGHT_DMI_VENDOR 0x0100
265#define ACPI_VIDEO_BACKLIGHT_DMI_VIDEO 0x0200
266#define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VENDOR 0x0400
267#define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VIDEO 0x0800
268
Hans de Goede14ca7a472015-06-16 16:27:47 +0200269extern char acpi_video_backlight_string[];
Toshi Kanid4e1a692013-03-04 21:30:41 +0000270extern long acpi_is_video_device(acpi_handle handle);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700271extern int acpi_blacklisted(void);
Len Brownd4b7dc42008-01-23 20:50:56 -0500272extern void acpi_dmi_osi_linux(int enable, const struct dmi_system_id *d);
Lin Mingd90aa922010-12-09 16:50:52 +0800273extern void acpi_osi_setup(char *str);
Hans de Goedea87878b2015-06-16 16:27:46 +0200274extern bool acpi_osi_is_win8(void);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700275
Linus Torvalds1da177e2005-04-16 15:20:36 -0700276#ifdef CONFIG_ACPI_NUMA
Toshi Kani99759862015-06-19 17:14:15 -0600277int acpi_map_pxm_to_online_node(int pxm);
Bjorn Helgaas486c79b2014-01-24 15:25:10 -0700278int acpi_get_node(acpi_handle handle);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700279#else
Toshi Kani99759862015-06-19 17:14:15 -0600280static inline int acpi_map_pxm_to_online_node(int pxm)
281{
282 return 0;
283}
Bjorn Helgaas486c79b2014-01-24 15:25:10 -0700284static inline int acpi_get_node(acpi_handle handle)
Yasunori Goto1e3590e2006-06-27 02:53:31 -0700285{
286 return 0;
287}
Linus Torvalds1da177e2005-04-16 15:20:36 -0700288#endif
Yasunori Goto1e3590e2006-06-27 02:53:31 -0700289extern int acpi_paddr_to_node(u64 start_addr, u64 size);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700290
291extern int pnpacpi_disabled;
292
David Rientjes3484d792007-07-21 17:10:32 +0200293#define PXM_INVAL (-1)
David Rientjes3484d792007-07-21 17:10:32 +0200294
Rafael J. Wysocki046d9ce2012-11-15 00:30:01 +0100295bool acpi_dev_resource_memory(struct acpi_resource *ares, struct resource *res);
296bool acpi_dev_resource_io(struct acpi_resource *ares, struct resource *res);
297bool acpi_dev_resource_address_space(struct acpi_resource *ares,
Jiang Liua49170b2015-02-02 10:42:58 +0800298 struct resource_win *win);
Rafael J. Wysocki046d9ce2012-11-15 00:30:01 +0100299bool acpi_dev_resource_ext_address_space(struct acpi_resource *ares,
Jiang Liua49170b2015-02-02 10:42:58 +0800300 struct resource_win *win);
Rafael J. Wysocki046d9ce2012-11-15 00:30:01 +0100301unsigned long acpi_dev_irq_flags(u8 triggering, u8 polarity, u8 shareable);
302bool acpi_dev_resource_interrupt(struct acpi_resource *ares, int index,
303 struct resource *res);
304
Rafael J. Wysocki8e345c92012-11-15 00:30:21 +0100305void acpi_dev_free_resource_list(struct list_head *list);
306int acpi_dev_get_resources(struct acpi_device *adev, struct list_head *list,
307 int (*preproc)(struct acpi_resource *, void *),
308 void *preproc_data);
Jiang Liu62d11412015-02-02 10:43:01 +0800309int acpi_dev_filter_resource_type(struct acpi_resource *ares,
310 unsigned long types);
311
312static inline int acpi_dev_filter_resource_type_cb(struct acpi_resource *ares,
313 void *arg)
314{
315 return acpi_dev_filter_resource_type(ares, (unsigned long)arg);
316}
Rafael J. Wysocki8e345c92012-11-15 00:30:21 +0100317
Jean Delvare876fba42009-11-11 15:22:15 +0100318int acpi_check_resource_conflict(const struct resource *res);
Thomas Renninger443dea72008-02-04 23:31:23 -0800319
Thomas Renningerdf92e692008-02-04 23:31:22 -0800320int acpi_check_region(resource_size_t start, resource_size_t n,
321 const char *name);
Thomas Renningerdf92e692008-02-04 23:31:22 -0800322
Jean Delvare70dd6be2010-05-27 19:58:37 +0200323int acpi_resources_are_enforced(void);
324
Yuanhan Liu9743fde2012-10-26 13:39:24 +0200325#ifdef CONFIG_HIBERNATION
Shaohua Libdfe6b72008-07-23 21:28:41 -0700326void __init acpi_no_s4_hw_signature(void);
Yuanhan Liu9743fde2012-10-26 13:39:24 +0200327#endif
328
329#ifdef CONFIG_PM_SLEEP
Rafael J. Wysockid8f3de02008-06-12 23:24:06 +0200330void __init acpi_old_suspend_ordering(void);
Rafael J. Wysocki72ad5d72010-07-23 22:59:09 +0200331void __init acpi_nvs_nosave(void);
Kristen Carlson Accardi1bad2f12012-10-26 13:39:15 +0200332void __init acpi_nvs_nosave_s3(void);
Rafael J. Wysockid8f3de02008-06-12 23:24:06 +0200333#endif /* CONFIG_PM_SLEEP */
Kenji Kaneshige9f5404d2009-02-09 16:00:04 +0900334
Shaohua Li70023de2009-10-29 11:04:28 +0800335struct acpi_osc_context {
Bjorn Helgaasc8678472013-09-05 15:05:55 -0600336 char *uuid_str; /* UUID string */
Shaohua Li70023de2009-10-29 11:04:28 +0800337 int rev;
Bjorn Helgaasc8678472013-09-05 15:05:55 -0600338 struct acpi_buffer cap; /* list of DWORD capabilities */
339 struct acpi_buffer ret; /* free by caller if success */
Shaohua Li70023de2009-10-29 11:04:28 +0800340};
341
Chen, Gong4b3db702013-10-21 14:29:25 -0700342acpi_status acpi_str_to_uuid(char *str, u8 *uuid);
Shaohua Li70023de2009-10-29 11:04:28 +0800343acpi_status acpi_run_osc(acpi_handle handle, struct acpi_osc_context *context);
344
Bjorn Helgaasb938a222013-09-05 15:05:54 -0600345/* Indexes into _OSC Capabilities Buffer (DWORDs 2 & 3 are device-specific) */
346#define OSC_QUERY_DWORD 0 /* DWORD 1 */
347#define OSC_SUPPORT_DWORD 1 /* DWORD 2 */
348#define OSC_CONTROL_DWORD 2 /* DWORD 3 */
Kenji Kaneshige9f5404d2009-02-09 16:00:04 +0900349
Bjorn Helgaasdedf1e42013-09-05 15:05:53 -0600350/* _OSC Capabilities DWORD 1: Query/Control and Error Returns (generic) */
351#define OSC_QUERY_ENABLE 0x00000001 /* input */
352#define OSC_REQUEST_ERROR 0x00000002 /* return */
353#define OSC_INVALID_UUID_ERROR 0x00000004 /* return */
354#define OSC_INVALID_REVISION_ERROR 0x00000008 /* return */
355#define OSC_CAPABILITIES_MASK_ERROR 0x00000010 /* return */
Kenji Kaneshige9f5404d2009-02-09 16:00:04 +0900356
Bjorn Helgaasdedf1e42013-09-05 15:05:53 -0600357/* Platform-Wide Capabilities _OSC: Capabilities DWORD 2: Support Field */
358#define OSC_SB_PAD_SUPPORT 0x00000001
359#define OSC_SB_PPC_OST_SUPPORT 0x00000002
360#define OSC_SB_PR3_SUPPORT 0x00000004
361#define OSC_SB_HOTPLUG_OST_SUPPORT 0x00000008
362#define OSC_SB_APEI_SUPPORT 0x00000010
363#define OSC_SB_CPC_SUPPORT 0x00000020
Shaohua Li3563ff92009-10-29 11:05:05 +0800364
Huang Yingeccddd32011-07-13 13:14:20 +0800365extern bool osc_sb_apei_support_acked;
366
Bjorn Helgaasdedf1e42013-09-05 15:05:53 -0600367/* PCI Host Bridge _OSC: Capabilities DWORD 2: Support Field */
Bjorn Helgaas7dab9ef2013-09-05 15:07:39 -0600368#define OSC_PCI_EXT_CONFIG_SUPPORT 0x00000001
369#define OSC_PCI_ASPM_SUPPORT 0x00000002
370#define OSC_PCI_CLOCK_PM_SUPPORT 0x00000004
Bjorn Helgaasdedf1e42013-09-05 15:05:53 -0600371#define OSC_PCI_SEGMENT_GROUPS_SUPPORT 0x00000008
Bjorn Helgaas7dab9ef2013-09-05 15:07:39 -0600372#define OSC_PCI_MSI_SUPPORT 0x00000010
Bjorn Helgaasdedf1e42013-09-05 15:05:53 -0600373#define OSC_PCI_SUPPORT_MASKS 0x0000001f
Kenji Kaneshige9f5404d2009-02-09 16:00:04 +0900374
Bjorn Helgaasdedf1e42013-09-05 15:05:53 -0600375/* PCI Host Bridge _OSC: Capabilities DWORD 3: Control Field */
376#define OSC_PCI_EXPRESS_NATIVE_HP_CONTROL 0x00000001
Bjorn Helgaas7dab9ef2013-09-05 15:07:39 -0600377#define OSC_PCI_SHPC_NATIVE_HP_CONTROL 0x00000002
Bjorn Helgaasdedf1e42013-09-05 15:05:53 -0600378#define OSC_PCI_EXPRESS_PME_CONTROL 0x00000004
379#define OSC_PCI_EXPRESS_AER_CONTROL 0x00000008
Bjorn Helgaas7dab9ef2013-09-05 15:07:39 -0600380#define OSC_PCI_EXPRESS_CAPABILITY_CONTROL 0x00000010
Bjorn Helgaas335b1502013-09-05 15:24:24 -0600381#define OSC_PCI_CONTROL_MASKS 0x0000001f
Rafael J. Wysockid90116e2011-11-06 23:11:28 +0100382
Lan Tianyu5d98e612014-05-20 20:59:23 +0800383#define ACPI_GSB_ACCESS_ATTRIB_QUICK 0x00000002
384#define ACPI_GSB_ACCESS_ATTRIB_SEND_RCV 0x00000004
385#define ACPI_GSB_ACCESS_ATTRIB_BYTE 0x00000006
386#define ACPI_GSB_ACCESS_ATTRIB_WORD 0x00000008
387#define ACPI_GSB_ACCESS_ATTRIB_BLOCK 0x0000000A
388#define ACPI_GSB_ACCESS_ATTRIB_MULTIBYTE 0x0000000B
389#define ACPI_GSB_ACCESS_ATTRIB_WORD_CALL 0x0000000C
390#define ACPI_GSB_ACCESS_ATTRIB_BLOCK_CALL 0x0000000D
391#define ACPI_GSB_ACCESS_ATTRIB_RAW_BYTES 0x0000000E
392#define ACPI_GSB_ACCESS_ATTRIB_RAW_PROCESS 0x0000000F
393
Rafael J. Wysocki75fb60f2010-08-23 23:53:11 +0200394extern acpi_status acpi_pci_osc_control_set(acpi_handle handle,
395 u32 *mask, u32 req);
Toshi Kani275c58d2012-05-23 20:25:19 -0600396
397/* Enable _OST when all relevant hotplug operations are enabled */
398#if defined(CONFIG_ACPI_HOTPLUG_CPU) && \
Toshi Kani08f502c2013-06-18 15:06:45 -0600399 defined(CONFIG_ACPI_HOTPLUG_MEMORY) && \
Toshi Kani64fd7402013-02-11 22:33:20 +0000400 defined(CONFIG_ACPI_CONTAINER)
Toshi Kani275c58d2012-05-23 20:25:19 -0600401#define ACPI_HOTPLUG_OST
402#endif
403
404/* _OST Source Event Code (OSPM Action) */
405#define ACPI_OST_EC_OSPM_SHUTDOWN 0x100
406#define ACPI_OST_EC_OSPM_EJECT 0x103
407#define ACPI_OST_EC_OSPM_INSERTION 0x200
408
409/* _OST General Processing Status Code */
410#define ACPI_OST_SC_SUCCESS 0x0
411#define ACPI_OST_SC_NON_SPECIFIC_FAILURE 0x1
412#define ACPI_OST_SC_UNRECOGNIZED_NOTIFY 0x2
413
414/* _OST OS Shutdown Processing (0x100) Status Code */
415#define ACPI_OST_SC_OS_SHUTDOWN_DENIED 0x80
416#define ACPI_OST_SC_OS_SHUTDOWN_IN_PROGRESS 0x81
417#define ACPI_OST_SC_OS_SHUTDOWN_COMPLETED 0x82
418#define ACPI_OST_SC_OS_SHUTDOWN_NOT_SUPPORTED 0x83
419
420/* _OST Ejection Request (0x3, 0x103) Status Code */
421#define ACPI_OST_SC_EJECT_NOT_SUPPORTED 0x80
422#define ACPI_OST_SC_DEVICE_IN_USE 0x81
423#define ACPI_OST_SC_DEVICE_BUSY 0x82
424#define ACPI_OST_SC_EJECT_DEPENDENCY_BUSY 0x83
425#define ACPI_OST_SC_EJECT_IN_PROGRESS 0x84
426
427/* _OST Insertion Request (0x200) Status Code */
428#define ACPI_OST_SC_INSERT_IN_PROGRESS 0x80
429#define ACPI_OST_SC_DRIVER_LOAD_FAILURE 0x81
430#define ACPI_OST_SC_INSERT_NOT_SUPPORTED 0x82
431
Len Brown4a7a16d2009-06-12 20:42:08 -0400432extern void acpi_early_init(void);
Rafael J. Wysockib064a8f2015-06-10 01:33:36 +0200433extern void acpi_subsystem_init(void);
Len Brown4a7a16d2009-06-12 20:42:08 -0400434
Huang Yingb54ac6d2011-12-08 11:25:49 +0800435extern 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
Mika Westerbergcf761af2012-10-31 22:44:41 +0100440const struct acpi_device_id *acpi_match_device(const struct acpi_device_id *ids,
441 const struct device *dev);
442
Mika Westerberg733e6252014-10-21 13:33:56 +0200443extern bool acpi_driver_match_device(struct device *dev,
444 const struct device_driver *drv);
Zhang Rui6eb24512014-01-14 16:46:36 +0800445int acpi_device_uevent_modalias(struct device *, struct kobj_uevent_env *);
446int acpi_device_modalias(struct device *, char *, int);
Lan Tianyu40e7fcb2014-11-23 21:22:54 +0800447void acpi_walk_dep_device_list(acpi_handle handle);
Zhang Rui6eb24512014-01-14 16:46:36 +0800448
Zhang Rui083bf662014-03-14 14:06:25 +0800449struct platform_device *acpi_create_platform_device(struct acpi_device *);
Mika Westerbergcf761af2012-10-31 22:44:41 +0100450#define ACPI_PTR(_ptr) (_ptr)
451
Feng Tange55a5992009-07-28 17:41:53 +0800452#else /* !CONFIG_ACPI */
453
454#define acpi_disabled 1
455
Rafael J. Wysocki7b199812013-11-11 22:41:56 +0100456#define ACPI_COMPANION(dev) (NULL)
457#define ACPI_COMPANION_SET(dev, adev) do { } while (0)
458#define ACPI_HANDLE(dev) (NULL)
Suthikulpanit, Suravee26095a02015-07-07 01:55:20 +0200459#define ACPI_DEVICE_CLASS(_cls, _msk) .cls = (0), .cls_msk = (0),
Rafael J. Wysocki7b199812013-11-11 22:41:56 +0100460
Rafael J. Wysocki8a0662d2014-11-04 14:03:59 +0100461struct fwnode_handle;
462
463static inline bool is_acpi_node(struct fwnode_handle *fwnode)
464{
465 return false;
466}
467
Alexander Sverdlinc181fb32015-06-22 22:38:53 +0200468static inline struct acpi_device *to_acpi_node(struct fwnode_handle *fwnode)
Rafael J. Wysocki8a0662d2014-11-04 14:03:59 +0100469{
470 return NULL;
471}
472
473static inline struct fwnode_handle *acpi_fwnode_handle(struct acpi_device *adev)
474{
475 return NULL;
476}
477
Rafael J. Wysockica5b74d2015-03-16 23:49:08 +0100478static inline bool has_acpi_companion(struct device *dev)
479{
480 return false;
481}
482
Jarkko Nikula45c42a72013-11-14 14:03:51 +0200483static inline const char *acpi_dev_name(struct acpi_device *adev)
484{
485 return NULL;
486}
487
Len Brown4a7a16d2009-06-12 20:42:08 -0400488static inline void acpi_early_init(void) { }
Rafael J. Wysockib064a8f2015-06-10 01:33:36 +0200489static inline void acpi_subsystem_init(void) { }
Andrew Morton53de49f2005-07-30 04:18:00 -0400490
Yinghai Lucbf9bd62008-02-19 03:21:06 -0800491static inline int early_acpi_boot_init(void)
492{
493 return 0;
494}
Andrew Morton53de49f2005-07-30 04:18:00 -0400495static inline int acpi_boot_init(void)
496{
497 return 0;
498}
499
Len Brown8558e392010-01-06 16:11:06 -0500500static inline void acpi_boot_table_init(void)
Andrew Morton53de49f2005-07-30 04:18:00 -0400501{
Len Brown8558e392010-01-06 16:11:06 -0500502 return;
Andrew Morton53de49f2005-07-30 04:18:00 -0400503}
504
Yinghai Lu3c999f12008-06-20 16:11:20 -0700505static inline int acpi_mps_check(void)
506{
507 return 0;
508}
509
Thomas Renninger443dea72008-02-04 23:31:23 -0800510static inline int acpi_check_resource_conflict(struct resource *res)
511{
512 return 0;
513}
514
Thomas Renningerdf92e692008-02-04 23:31:22 -0800515static inline int acpi_check_region(resource_size_t start, resource_size_t n,
516 const char *name)
517{
518 return 0;
519}
520
Feng Tange55a5992009-07-28 17:41:53 +0800521struct acpi_table_header;
522static inline int acpi_table_parse(char *id,
523 int (*handler)(struct acpi_table_header *))
524{
tangchenf8a571b2014-01-06 16:47:59 +0800525 return -ENODEV;
Feng Tange55a5992009-07-28 17:41:53 +0800526}
Rafael J. Wysocki6fed05c2011-01-12 22:03:20 +0100527
Huang Yingb54ac6d2011-12-08 11:25:49 +0800528static inline int acpi_nvs_register(__u64 start, __u64 size)
Rafael J. Wysocki6fed05c2011-01-12 22:03:20 +0100529{
530 return 0;
531}
Huang Yingb54ac6d2011-12-08 11:25:49 +0800532
533static inline int acpi_nvs_for_each_region(int (*func)(__u64, __u64, void *),
534 void *data)
535{
536 return 0;
537}
538
Mika Westerbergcf761af2012-10-31 22:44:41 +0100539struct acpi_device_id;
540
541static inline const struct acpi_device_id *acpi_match_device(
542 const struct acpi_device_id *ids, const struct device *dev)
543{
544 return NULL;
545}
546
547static inline bool acpi_driver_match_device(struct device *dev,
548 const struct device_driver *drv)
549{
550 return false;
551}
552
Zhang Rui6eb24512014-01-14 16:46:36 +0800553static inline int acpi_device_uevent_modalias(struct device *dev,
554 struct kobj_uevent_env *env)
555{
556 return -ENODEV;
557}
558
559static inline int acpi_device_modalias(struct device *dev,
560 char *buf, int size)
561{
562 return -ENODEV;
563}
564
Suthikulpanit, Suraveed0562672015-06-10 11:08:52 -0500565static inline bool acpi_check_dma(struct acpi_device *adev, bool *coherent)
566{
567 return false;
568}
569
Mika Westerbergcf761af2012-10-31 22:44:41 +0100570#define ACPI_PTR(_ptr) (NULL)
571
Huang Yingb54ac6d2011-12-08 11:25:49 +0800572#endif /* !CONFIG_ACPI */
Rafael J. Wysocki6fed05c2011-01-12 22:03:20 +0100573
Tang Liang09f98a82011-12-09 10:05:54 +0800574#ifdef CONFIG_ACPI
575void acpi_os_set_prepare_sleep(int (*func)(u8 sleep_state,
576 u32 pm1a_ctrl, u32 pm1b_ctrl));
577
578acpi_status acpi_os_prepare_sleep(u8 sleep_state,
579 u32 pm1a_control, u32 pm1b_control);
Ben Guthrod6b47b12013-07-30 08:24:52 -0400580
581void acpi_os_set_prepare_extended_sleep(int (*func)(u8 sleep_state,
582 u32 val_a, u32 val_b));
583
584acpi_status acpi_os_prepare_extended_sleep(u8 sleep_state,
585 u32 val_a, u32 val_b);
586
Luck, Tony385ddea2012-10-05 15:05:34 -0700587#ifdef CONFIG_X86
Thomas Renninger8e305242012-10-01 00:23:53 +0200588void arch_reserve_mem_area(acpi_physical_address addr, size_t size);
589#else
590static inline void arch_reserve_mem_area(acpi_physical_address addr,
591 size_t size)
592{
593}
594#endif /* CONFIG_X86 */
Tang Liang09f98a82011-12-09 10:05:54 +0800595#else
596#define acpi_os_set_prepare_sleep(func, pm1a_ctrl, pm1b_ctrl) do { } while (0)
597#endif
598
Rafael J. Wysocki5de21bb92014-11-27 22:38:23 +0100599#if defined(CONFIG_ACPI) && defined(CONFIG_PM)
Rafael J. Wysockie5cc8ef2012-11-02 01:41:01 +0100600int acpi_dev_runtime_suspend(struct device *dev);
601int acpi_dev_runtime_resume(struct device *dev);
602int acpi_subsys_runtime_suspend(struct device *dev);
603int acpi_subsys_runtime_resume(struct device *dev);
Rafael J. Wysocki5de21bb92014-11-27 22:38:23 +0100604struct acpi_device *acpi_dev_pm_get_node(struct device *dev);
605int acpi_dev_pm_attach(struct device *dev, bool power_on);
Rafael J. Wysockie5cc8ef2012-11-02 01:41:01 +0100606#else
607static inline int acpi_dev_runtime_suspend(struct device *dev) { return 0; }
608static inline int acpi_dev_runtime_resume(struct device *dev) { return 0; }
609static inline int acpi_subsys_runtime_suspend(struct device *dev) { return 0; }
610static inline int acpi_subsys_runtime_resume(struct device *dev) { return 0; }
Rafael J. Wysocki5de21bb92014-11-27 22:38:23 +0100611static inline struct acpi_device *acpi_dev_pm_get_node(struct device *dev)
612{
613 return NULL;
614}
615static inline int acpi_dev_pm_attach(struct device *dev, bool power_on)
616{
617 return -ENODEV;
618}
Rafael J. Wysockie5cc8ef2012-11-02 01:41:01 +0100619#endif
620
Rafael J. Wysockid79beb392013-01-19 14:29:31 +0100621#if defined(CONFIG_ACPI) && defined(CONFIG_PM_SLEEP)
Rafael J. Wysockie5cc8ef2012-11-02 01:41:01 +0100622int acpi_dev_suspend_late(struct device *dev);
623int acpi_dev_resume_early(struct device *dev);
624int acpi_subsys_prepare(struct device *dev);
Heikki Krogerus4cf563c2014-05-15 16:40:23 +0300625void acpi_subsys_complete(struct device *dev);
Rafael J. Wysockie5cc8ef2012-11-02 01:41:01 +0100626int acpi_subsys_suspend_late(struct device *dev);
627int acpi_subsys_resume_early(struct device *dev);
Heikki Krogerus4cf563c2014-05-15 16:40:23 +0300628int acpi_subsys_suspend(struct device *dev);
629int acpi_subsys_freeze(struct device *dev);
Rafael J. Wysockie5cc8ef2012-11-02 01:41:01 +0100630#else
631static inline int acpi_dev_suspend_late(struct device *dev) { return 0; }
632static inline int acpi_dev_resume_early(struct device *dev) { return 0; }
633static inline int acpi_subsys_prepare(struct device *dev) { return 0; }
Heikki Krogerus4cf563c2014-05-15 16:40:23 +0300634static inline void acpi_subsys_complete(struct device *dev) {}
Rafael J. Wysockie5cc8ef2012-11-02 01:41:01 +0100635static inline int acpi_subsys_suspend_late(struct device *dev) { return 0; }
636static inline int acpi_subsys_resume_early(struct device *dev) { return 0; }
Heikki Krogerus4cf563c2014-05-15 16:40:23 +0300637static inline int acpi_subsys_suspend(struct device *dev) { return 0; }
638static inline int acpi_subsys_freeze(struct device *dev) { return 0; }
Rafael J. Wysockie5cc8ef2012-11-02 01:41:01 +0100639#endif
640
Toshi Kanifbfddae2012-11-21 01:36:28 +0000641#ifdef CONFIG_ACPI
642__printf(3, 4)
643void acpi_handle_printk(const char *level, acpi_handle handle,
644 const char *fmt, ...);
645#else /* !CONFIG_ACPI */
646static inline __printf(3, 4) void
647acpi_handle_printk(const char *level, void *handle, const char *fmt, ...) {}
648#endif /* !CONFIG_ACPI */
649
Bjørn Mork45fef5b2014-05-22 12:47:47 +0200650#if defined(CONFIG_ACPI) && defined(CONFIG_DYNAMIC_DEBUG)
651__printf(3, 4)
652void __acpi_handle_debug(struct _ddebug *descriptor, acpi_handle handle, const char *fmt, ...);
653#else
654#define __acpi_handle_debug(descriptor, handle, fmt, ...) \
655 acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__);
656#endif
657
Toshi Kanifbfddae2012-11-21 01:36:28 +0000658/*
659 * acpi_handle_<level>: Print message with ACPI prefix and object path
660 *
661 * These interfaces acquire the global namespace mutex to obtain an object
662 * path. In interrupt context, it shows the object path as <n/a>.
663 */
664#define acpi_handle_emerg(handle, fmt, ...) \
665 acpi_handle_printk(KERN_EMERG, handle, fmt, ##__VA_ARGS__)
666#define acpi_handle_alert(handle, fmt, ...) \
667 acpi_handle_printk(KERN_ALERT, handle, fmt, ##__VA_ARGS__)
668#define acpi_handle_crit(handle, fmt, ...) \
669 acpi_handle_printk(KERN_CRIT, handle, fmt, ##__VA_ARGS__)
670#define acpi_handle_err(handle, fmt, ...) \
671 acpi_handle_printk(KERN_ERR, handle, fmt, ##__VA_ARGS__)
672#define acpi_handle_warn(handle, fmt, ...) \
673 acpi_handle_printk(KERN_WARNING, handle, fmt, ##__VA_ARGS__)
674#define acpi_handle_notice(handle, fmt, ...) \
675 acpi_handle_printk(KERN_NOTICE, handle, fmt, ##__VA_ARGS__)
676#define acpi_handle_info(handle, fmt, ...) \
677 acpi_handle_printk(KERN_INFO, handle, fmt, ##__VA_ARGS__)
678
Bjørn Mork45fef5b2014-05-22 12:47:47 +0200679#if defined(DEBUG)
Toshi Kanifbfddae2012-11-21 01:36:28 +0000680#define acpi_handle_debug(handle, fmt, ...) \
681 acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__)
682#else
Bjørn Mork45fef5b2014-05-22 12:47:47 +0200683#if defined(CONFIG_DYNAMIC_DEBUG)
684#define acpi_handle_debug(handle, fmt, ...) \
685do { \
686 DEFINE_DYNAMIC_DEBUG_METADATA(descriptor, fmt); \
687 if (unlikely(descriptor.flags & _DPRINTK_FLAGS_PRINT)) \
688 __acpi_handle_debug(&descriptor, handle, pr_fmt(fmt), \
689 ##__VA_ARGS__); \
690} while (0)
691#else
Toshi Kanifbfddae2012-11-21 01:36:28 +0000692#define acpi_handle_debug(handle, fmt, ...) \
693({ \
694 if (0) \
695 acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__); \
696 0; \
697})
698#endif
Bjørn Mork45fef5b2014-05-22 12:47:47 +0200699#endif
Toshi Kanifbfddae2012-11-21 01:36:28 +0000700
Rafael J. Wysockif028d522014-11-03 23:39:41 +0100701struct acpi_gpio_params {
702 unsigned int crs_entry_index;
703 unsigned int line_index;
704 bool active_low;
705};
706
707struct acpi_gpio_mapping {
708 const char *name;
709 const struct acpi_gpio_params *data;
710 unsigned int size;
711};
712
713#if defined(CONFIG_ACPI) && defined(CONFIG_GPIOLIB)
714int acpi_dev_add_driver_gpios(struct acpi_device *adev,
715 const struct acpi_gpio_mapping *gpios);
716
717static inline void acpi_dev_remove_driver_gpios(struct acpi_device *adev)
718{
719 if (adev)
720 adev->driver_gpios = NULL;
721}
Mika Westerbergc884fbd2015-05-06 13:29:06 +0300722
723int acpi_dev_gpio_irq_get(struct acpi_device *adev, int index);
Rafael J. Wysockif028d522014-11-03 23:39:41 +0100724#else
725static inline int acpi_dev_add_driver_gpios(struct acpi_device *adev,
726 const struct acpi_gpio_mapping *gpios)
727{
728 return -ENXIO;
729}
730static inline void acpi_dev_remove_driver_gpios(struct acpi_device *adev) {}
Mika Westerbergc884fbd2015-05-06 13:29:06 +0300731
732static inline int acpi_dev_gpio_irq_get(struct acpi_device *adev, int index)
733{
734 return -ENXIO;
735}
Rafael J. Wysockif028d522014-11-03 23:39:41 +0100736#endif
737
Mika Westerbergffdcd952014-10-21 13:33:55 +0200738/* Device properties */
739
740#define MAX_ACPI_REFERENCE_ARGS 8
741struct acpi_reference_args {
742 struct acpi_device *adev;
743 size_t nargs;
744 u64 args[MAX_ACPI_REFERENCE_ARGS];
745};
746
747#ifdef CONFIG_ACPI
748int acpi_dev_get_property(struct acpi_device *adev, const char *name,
749 acpi_object_type type, const union acpi_object **obj);
750int acpi_dev_get_property_array(struct acpi_device *adev, const char *name,
751 acpi_object_type type,
752 const union acpi_object **obj);
Rafael J. Wysocki60ba0322014-11-05 00:29:07 +0100753int acpi_dev_get_property_reference(struct acpi_device *adev,
754 const char *name, size_t index,
Mika Westerbergffdcd952014-10-21 13:33:55 +0200755 struct acpi_reference_args *args);
Rafael J. Wysockib31384f2014-11-04 01:28:56 +0100756
757int acpi_dev_prop_get(struct acpi_device *adev, const char *propname,
758 void **valptr);
759int acpi_dev_prop_read_single(struct acpi_device *adev, const char *propname,
760 enum dev_prop_type proptype, void *val);
761int acpi_dev_prop_read(struct acpi_device *adev, const char *propname,
762 enum dev_prop_type proptype, void *val, size_t nval);
Rafael J. Wysocki8a0662d2014-11-04 14:03:59 +0100763
764struct acpi_device *acpi_get_next_child(struct device *dev,
765 struct acpi_device *child);
Mika Westerbergffdcd952014-10-21 13:33:55 +0200766#else
767static inline int acpi_dev_get_property(struct acpi_device *adev,
768 const char *name, acpi_object_type type,
769 const union acpi_object **obj)
770{
771 return -ENXIO;
772}
773static inline int acpi_dev_get_property_array(struct acpi_device *adev,
774 const char *name,
775 acpi_object_type type,
776 const union acpi_object **obj)
777{
778 return -ENXIO;
779}
780static inline int acpi_dev_get_property_reference(struct acpi_device *adev,
781 const char *name, const char *cells_name,
782 size_t index, struct acpi_reference_args *args)
783{
784 return -ENXIO;
785}
Rafael J. Wysockib31384f2014-11-04 01:28:56 +0100786
787static inline int acpi_dev_prop_get(struct acpi_device *adev,
788 const char *propname,
789 void **valptr)
790{
791 return -ENXIO;
792}
793
794static inline int acpi_dev_prop_read_single(struct acpi_device *adev,
795 const char *propname,
796 enum dev_prop_type proptype,
797 void *val)
798{
799 return -ENXIO;
800}
801
802static inline int acpi_dev_prop_read(struct acpi_device *adev,
803 const char *propname,
804 enum dev_prop_type proptype,
805 void *val, size_t nval)
806{
807 return -ENXIO;
808}
809
Rafael J. Wysocki8a0662d2014-11-04 14:03:59 +0100810static inline struct acpi_device *acpi_get_next_child(struct device *dev,
811 struct acpi_device *child)
812{
813 return NULL;
814}
815
Mika Westerbergffdcd952014-10-21 13:33:55 +0200816#endif
817
Len Brown25be5e62005-05-27 04:21:50 -0400818#endif /*_LINUX_ACPI_H*/