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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 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 *
22 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
23 */
24
25#ifndef _LINUX_ACPI_H
26#define _LINUX_ACPI_H
27
Rafael J. Wysocki51333752012-11-15 13:15:37 +010028#include <linux/errno.h>
Thomas Renninger443dea72008-02-04 23:31:23 -080029#include <linux/ioport.h> /* for struct resource */
Mika Westerbergcf761af2012-10-31 22:44:41 +010030#include <linux/device.h>
David Mosberger3f5948f2005-06-06 15:50:09 -070031
Len Brown25be5e62005-05-27 04:21:50 -040032#ifdef CONFIG_ACPI
33
Linus Torvalds1da177e2005-04-16 15:20:36 -070034#ifndef _LINUX
35#define _LINUX
36#endif
37
38#include <linux/list.h>
Thomas Renninger29b71a12007-07-23 14:43:51 +020039#include <linux/mod_devicetable.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070040
41#include <acpi/acpi.h>
42#include <acpi/acpi_bus.h>
43#include <acpi/acpi_drivers.h>
Yasunori Goto762834e2006-06-23 02:03:19 -070044#include <acpi/acpi_numa.h>
Lv Zheng27d50c82013-12-06 16:52:05 +080045#include <acpi/acpi_io.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070046#include <asm/acpi.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070047
Rafael J. Wysocki7b199812013-11-11 22:41:56 +010048static inline acpi_handle acpi_device_handle(struct acpi_device *adev)
49{
50 return adev ? adev->handle : NULL;
51}
52
53#define ACPI_COMPANION(dev) ((dev)->acpi_node.companion)
54#define ACPI_COMPANION_SET(dev, adev) ACPI_COMPANION(dev) = (adev)
55#define ACPI_HANDLE(dev) acpi_device_handle(ACPI_COMPANION(dev))
56
Jarkko Nikula45c42a72013-11-14 14:03:51 +020057static inline const char *acpi_dev_name(struct acpi_device *adev)
58{
59 return dev_name(&adev->dev);
60}
61
Linus Torvalds1da177e2005-04-16 15:20:36 -070062enum acpi_irq_model_id {
63 ACPI_IRQ_MODEL_PIC = 0,
64 ACPI_IRQ_MODEL_IOAPIC,
65 ACPI_IRQ_MODEL_IOSAPIC,
John Keller3948ec92006-12-22 11:50:04 -060066 ACPI_IRQ_MODEL_PLATFORM,
Linus Torvalds1da177e2005-04-16 15:20:36 -070067 ACPI_IRQ_MODEL_COUNT
68};
69
70extern enum acpi_irq_model_id acpi_irq_model;
71
Linus Torvalds1da177e2005-04-16 15:20:36 -070072enum acpi_interrupt_id {
73 ACPI_INTERRUPT_PMI = 1,
74 ACPI_INTERRUPT_INIT,
75 ACPI_INTERRUPT_CPEI,
76 ACPI_INTERRUPT_COUNT
77};
78
79#define ACPI_SPACE_MEM 0
80
Linus Torvalds1da177e2005-04-16 15:20:36 -070081enum acpi_address_range_id {
82 ACPI_ADDRESS_RANGE_MEMORY = 1,
83 ACPI_ADDRESS_RANGE_RESERVED = 2,
84 ACPI_ADDRESS_RANGE_ACPI = 3,
85 ACPI_ADDRESS_RANGE_NVS = 4,
86 ACPI_ADDRESS_RANGE_COUNT
87};
88
Linus Torvalds1da177e2005-04-16 15:20:36 -070089
Linus Torvalds1da177e2005-04-16 15:20:36 -070090/* Table Handlers */
91
Lv Zhengb43e1062013-01-12 15:29:38 +000092typedef int (*acpi_tbl_table_handler)(struct acpi_table_header *table);
Linus Torvalds1da177e2005-04-16 15:20:36 -070093
Lv Zhengb43e1062013-01-12 15:29:38 +000094typedef int (*acpi_tbl_entry_handler)(struct acpi_subtable_header *header,
95 const unsigned long end);
Linus Torvalds1da177e2005-04-16 15:20:36 -070096
Thomas Renninger53aac442012-10-01 00:23:54 +020097#ifdef CONFIG_ACPI_INITRD_TABLE_OVERRIDE
98void acpi_initrd_override(void *data, size_t size);
99#else
100static inline void acpi_initrd_override(void *data, size_t size)
101{
102}
103#endif
104
Linus Torvalds1da177e2005-04-16 15:20:36 -0700105char * __acpi_map_table (unsigned long phys_addr, unsigned long size);
Yinghai Lu970ec1a2009-02-15 14:06:13 -0800106void __acpi_unmap_table(char *map, unsigned long size);
Yinghai Lucbf9bd62008-02-19 03:21:06 -0800107int early_acpi_boot_init(void);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700108int acpi_boot_init (void);
Len Brown8558e392010-01-06 16:11:06 -0500109void acpi_boot_table_init (void);
Yinghai Lu3c999f12008-06-20 16:11:20 -0700110int acpi_mps_check (void);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700111int acpi_numa_init (void);
112
113int acpi_table_init (void);
Lv Zhengb43e1062013-01-12 15:29:38 +0000114int acpi_table_parse(char *id, acpi_tbl_table_handler handler);
Len Brown6eb87fe2007-02-10 22:17:07 -0500115int __init acpi_table_parse_entries(char *id, unsigned long table_size,
Lv Zhengb43e1062013-01-12 15:29:38 +0000116 int entry_id,
117 acpi_tbl_entry_handler handler,
118 unsigned int max_entries);
119int acpi_table_parse_madt(enum acpi_madt_type id,
120 acpi_tbl_entry_handler handler,
121 unsigned int max_entries);
Alexey Starikovskiyceb6c462007-02-02 19:48:22 +0300122int acpi_parse_mcfg (struct acpi_table_header *header);
Alexey Starikovskiy5f3b1a82007-02-02 19:48:22 +0300123void acpi_table_print_madt_entry (struct acpi_subtable_header *madt);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700124
125/* the following four functions are architecture-dependent */
126void acpi_numa_slit_init (struct acpi_table_slit *slit);
Alexey Starikovskiy15a58ed2007-02-02 19:48:22 +0300127void acpi_numa_processor_affinity_init (struct acpi_srat_cpu_affinity *pa);
Suresh Siddha7237d3d2009-03-30 13:55:30 -0800128void acpi_numa_x2apic_affinity_init(struct acpi_srat_x2apic_cpu_affinity *pa);
Thomas Renninger095adbb2012-07-31 17:41:09 +0200129int acpi_numa_memory_affinity_init (struct acpi_srat_mem_affinity *ma);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700130void acpi_numa_arch_fixup(void);
131
132#ifdef CONFIG_ACPI_HOTPLUG_CPU
133/* Arch dependent functions for cpu hotplug support */
Jiang Liud536bf32013-09-02 11:57:35 +0800134int acpi_map_lsapic(acpi_handle handle, int physid, int *pcpu);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700135int acpi_unmap_lsapic(int cpu);
136#endif /* CONFIG_ACPI_HOTPLUG_CPU */
137
Kenji Kaneshigeb1bb2482005-04-28 00:25:58 -0700138int acpi_register_ioapic(acpi_handle handle, u64 phys_addr, u32 gsi_base);
139int acpi_unregister_ioapic(acpi_handle handle, u32 gsi_base);
Len Brown5229e872008-02-06 01:26:55 -0500140void acpi_irq_stats_init(void);
Len Brown5229e872008-02-06 01:26:55 -0500141extern u32 acpi_irq_handled;
Len Brown88bea182009-04-21 00:35:47 -0400142extern u32 acpi_irq_not_handled;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700143
Pavel Machekc255d842006-02-20 18:27:58 -0800144extern int sbf_port;
Pavel Machek77afcf72007-07-19 01:47:41 -0700145extern unsigned long acpi_realmode_flags;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700146
Yinghai Lua2f809b2009-04-27 18:01:20 -0700147int acpi_register_gsi (struct device *dev, u32 gsi, int triggering, int polarity);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700148int acpi_gsi_to_irq (u32 gsi, unsigned int *irq);
Eric W. Biederman2c2df842010-03-30 01:07:02 -0700149int acpi_isa_irq_to_gsi (unsigned isa_irq, u32 *gsi);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700150
Shaohua Li61fd47e2007-11-17 01:05:28 -0500151#ifdef CONFIG_X86_IO_APIC
Eric W. Biederman9a0a91b2010-03-30 01:07:03 -0700152extern int acpi_get_override_irq(u32 gsi, int *trigger, int *polarity);
Shaohua Li61fd47e2007-11-17 01:05:28 -0500153#else
Eric W. Biederman9a0a91b2010-03-30 01:07:03 -0700154#define acpi_get_override_irq(gsi, trigger, polarity) (-1)
Shaohua Li61fd47e2007-11-17 01:05:28 -0500155#endif
Linus Torvalds1da177e2005-04-16 15:20:36 -0700156/*
157 * This function undoes the effect of one call to acpi_register_gsi().
158 * If this matches the last registration, any IRQ resources for gsi
159 * are freed.
160 */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700161void acpi_unregister_gsi (u32 gsi);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700162
Linus Torvalds1da177e2005-04-16 15:20:36 -0700163struct pci_dev;
164
165int acpi_pci_irq_enable (struct pci_dev *dev);
David Shaohua Lic9c3e452005-04-01 00:07:31 -0500166void acpi_penalize_isa_irq(int irq, int active);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700167
Linus Torvalds1da177e2005-04-16 15:20:36 -0700168void acpi_pci_irq_disable (struct pci_dev *dev);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700169
Linus Torvalds1da177e2005-04-16 15:20:36 -0700170extern int ec_read(u8 addr, u8 *val);
171extern int ec_write(u8 addr, u8 val);
Lennart Poetteringd7a76e42006-09-05 12:12:24 -0400172extern int ec_transaction(u8 command,
173 const u8 *wdata, unsigned wdata_len,
Thomas Renninger1cb7b1e2011-03-31 13:36:38 +0200174 u8 *rdata, unsigned rdata_len);
Seth Forshee3e2abc52012-01-18 13:44:08 -0600175extern acpi_handle ec_get_handle(void);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700176
Carlos Corbachobff431e2008-02-05 02:17:04 +0000177#if defined(CONFIG_ACPI_WMI) || defined(CONFIG_ACPI_WMI_MODULE)
178
179typedef void (*wmi_notify_handler) (u32 value, void *context);
180
181extern acpi_status wmi_evaluate_method(const char *guid, u8 instance,
182 u32 method_id,
183 const struct acpi_buffer *in,
184 struct acpi_buffer *out);
185extern acpi_status wmi_query_block(const char *guid, u8 instance,
186 struct acpi_buffer *out);
187extern acpi_status wmi_set_block(const char *guid, u8 instance,
188 const struct acpi_buffer *in);
189extern acpi_status wmi_install_notify_handler(const char *guid,
190 wmi_notify_handler handler, void *data);
191extern acpi_status wmi_remove_notify_handler(const char *guid);
192extern acpi_status wmi_get_event_data(u32 event, struct acpi_buffer *out);
193extern bool wmi_has_guid(const char *guid);
194
195#endif /* CONFIG_ACPI_WMI */
196
Thomas Renningerc3d6de62008-08-01 17:37:55 +0200197#define ACPI_VIDEO_OUTPUT_SWITCHING 0x0001
198#define ACPI_VIDEO_DEVICE_POSTING 0x0002
199#define ACPI_VIDEO_ROM_AVAILABLE 0x0004
200#define ACPI_VIDEO_BACKLIGHT 0x0008
201#define ACPI_VIDEO_BACKLIGHT_FORCE_VENDOR 0x0010
202#define ACPI_VIDEO_BACKLIGHT_FORCE_VIDEO 0x0020
203#define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VENDOR 0x0040
204#define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VIDEO 0x0080
205#define ACPI_VIDEO_BACKLIGHT_DMI_VENDOR 0x0100
206#define ACPI_VIDEO_BACKLIGHT_DMI_VIDEO 0x0200
207#define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VENDOR 0x0400
208#define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VIDEO 0x0800
209
210#if defined(CONFIG_ACPI_VIDEO) || defined(CONFIG_ACPI_VIDEO_MODULE)
211
212extern long acpi_video_get_capabilities(acpi_handle graphics_dev_handle);
Toshi Kanid4e1a692013-03-04 21:30:41 +0000213extern long acpi_is_video_device(acpi_handle handle);
Corentin Charyf838eb52012-06-13 09:32:01 +0200214extern void acpi_video_dmi_promote_vendor(void);
215extern void acpi_video_dmi_demote_vendor(void);
Thomas Renningerc3d6de62008-08-01 17:37:55 +0200216extern int acpi_video_backlight_support(void);
217extern int acpi_video_display_switch_support(void);
218
219#else
220
221static inline long acpi_video_get_capabilities(acpi_handle graphics_dev_handle)
222{
223 return 0;
224}
225
Toshi Kanid4e1a692013-03-04 21:30:41 +0000226static inline long acpi_is_video_device(acpi_handle handle)
Thomas Renningerc3d6de62008-08-01 17:37:55 +0200227{
228 return 0;
229}
230
Corentin Charyf838eb52012-06-13 09:32:01 +0200231static inline void acpi_video_dmi_promote_vendor(void)
232{
233}
234
235static inline void acpi_video_dmi_demote_vendor(void)
236{
237}
238
Thomas Renningerc3d6de62008-08-01 17:37:55 +0200239static inline int acpi_video_backlight_support(void)
240{
241 return 0;
242}
243
244static inline int acpi_video_display_switch_support(void)
245{
246 return 0;
247}
248
249#endif /* defined(CONFIG_ACPI_VIDEO) || defined(CONFIG_ACPI_VIDEO_MODULE) */
250
Linus Torvalds1da177e2005-04-16 15:20:36 -0700251extern int acpi_blacklisted(void);
Len Brownd4b7dc42008-01-23 20:50:56 -0500252extern void acpi_dmi_osi_linux(int enable, const struct dmi_system_id *d);
Lin Mingd90aa922010-12-09 16:50:52 +0800253extern void acpi_osi_setup(char *str);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700254
Linus Torvalds1da177e2005-04-16 15:20:36 -0700255#ifdef CONFIG_ACPI_NUMA
256int acpi_get_pxm(acpi_handle handle);
Yasunori Goto1e3590e2006-06-27 02:53:31 -0700257int acpi_get_node(acpi_handle *handle);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700258#else
259static inline int acpi_get_pxm(acpi_handle handle)
260{
261 return 0;
262}
Yasunori Goto1e3590e2006-06-27 02:53:31 -0700263static inline int acpi_get_node(acpi_handle *handle)
264{
265 return 0;
266}
Linus Torvalds1da177e2005-04-16 15:20:36 -0700267#endif
Yasunori Goto1e3590e2006-06-27 02:53:31 -0700268extern int acpi_paddr_to_node(u64 start_addr, u64 size);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700269
270extern int pnpacpi_disabled;
271
David Rientjes3484d792007-07-21 17:10:32 +0200272#define PXM_INVAL (-1)
David Rientjes3484d792007-07-21 17:10:32 +0200273
Rafael J. Wysocki046d9ce2012-11-15 00:30:01 +0100274bool acpi_dev_resource_memory(struct acpi_resource *ares, struct resource *res);
275bool acpi_dev_resource_io(struct acpi_resource *ares, struct resource *res);
276bool acpi_dev_resource_address_space(struct acpi_resource *ares,
277 struct resource *res);
278bool acpi_dev_resource_ext_address_space(struct acpi_resource *ares,
279 struct resource *res);
280unsigned long acpi_dev_irq_flags(u8 triggering, u8 polarity, u8 shareable);
281bool acpi_dev_resource_interrupt(struct acpi_resource *ares, int index,
282 struct resource *res);
283
Rafael J. Wysocki8e345c92012-11-15 00:30:21 +0100284struct resource_list_entry {
285 struct list_head node;
286 struct resource res;
287};
288
289void acpi_dev_free_resource_list(struct list_head *list);
290int acpi_dev_get_resources(struct acpi_device *adev, struct list_head *list,
291 int (*preproc)(struct acpi_resource *, void *),
292 void *preproc_data);
293
Jean Delvare876fba42009-11-11 15:22:15 +0100294int acpi_check_resource_conflict(const struct resource *res);
Thomas Renninger443dea72008-02-04 23:31:23 -0800295
Thomas Renningerdf92e692008-02-04 23:31:22 -0800296int acpi_check_region(resource_size_t start, resource_size_t n,
297 const char *name);
Thomas Renningerdf92e692008-02-04 23:31:22 -0800298
Jean Delvare70dd6be2010-05-27 19:58:37 +0200299int acpi_resources_are_enforced(void);
300
Yuanhan Liu9743fde2012-10-26 13:39:24 +0200301#ifdef CONFIG_HIBERNATION
Shaohua Libdfe6b72008-07-23 21:28:41 -0700302void __init acpi_no_s4_hw_signature(void);
Yuanhan Liu9743fde2012-10-26 13:39:24 +0200303#endif
304
305#ifdef CONFIG_PM_SLEEP
Rafael J. Wysockid8f3de02008-06-12 23:24:06 +0200306void __init acpi_old_suspend_ordering(void);
Rafael J. Wysocki72ad5d72010-07-23 22:59:09 +0200307void __init acpi_nvs_nosave(void);
Kristen Carlson Accardi1bad2f12012-10-26 13:39:15 +0200308void __init acpi_nvs_nosave_s3(void);
Rafael J. Wysockid8f3de02008-06-12 23:24:06 +0200309#endif /* CONFIG_PM_SLEEP */
Kenji Kaneshige9f5404d2009-02-09 16:00:04 +0900310
Shaohua Li70023de2009-10-29 11:04:28 +0800311struct acpi_osc_context {
Bjorn Helgaasc8678472013-09-05 15:05:55 -0600312 char *uuid_str; /* UUID string */
Shaohua Li70023de2009-10-29 11:04:28 +0800313 int rev;
Bjorn Helgaasc8678472013-09-05 15:05:55 -0600314 struct acpi_buffer cap; /* list of DWORD capabilities */
315 struct acpi_buffer ret; /* free by caller if success */
Shaohua Li70023de2009-10-29 11:04:28 +0800316};
317
Chen, Gong4b3db702013-10-21 14:29:25 -0700318acpi_status acpi_str_to_uuid(char *str, u8 *uuid);
Shaohua Li70023de2009-10-29 11:04:28 +0800319acpi_status acpi_run_osc(acpi_handle handle, struct acpi_osc_context *context);
320
Bjorn Helgaasb938a222013-09-05 15:05:54 -0600321/* Indexes into _OSC Capabilities Buffer (DWORDs 2 & 3 are device-specific) */
322#define OSC_QUERY_DWORD 0 /* DWORD 1 */
323#define OSC_SUPPORT_DWORD 1 /* DWORD 2 */
324#define OSC_CONTROL_DWORD 2 /* DWORD 3 */
Kenji Kaneshige9f5404d2009-02-09 16:00:04 +0900325
Bjorn Helgaasdedf1e42013-09-05 15:05:53 -0600326/* _OSC Capabilities DWORD 1: Query/Control and Error Returns (generic) */
327#define OSC_QUERY_ENABLE 0x00000001 /* input */
328#define OSC_REQUEST_ERROR 0x00000002 /* return */
329#define OSC_INVALID_UUID_ERROR 0x00000004 /* return */
330#define OSC_INVALID_REVISION_ERROR 0x00000008 /* return */
331#define OSC_CAPABILITIES_MASK_ERROR 0x00000010 /* return */
Kenji Kaneshige9f5404d2009-02-09 16:00:04 +0900332
Bjorn Helgaasdedf1e42013-09-05 15:05:53 -0600333/* Platform-Wide Capabilities _OSC: Capabilities DWORD 2: Support Field */
334#define OSC_SB_PAD_SUPPORT 0x00000001
335#define OSC_SB_PPC_OST_SUPPORT 0x00000002
336#define OSC_SB_PR3_SUPPORT 0x00000004
337#define OSC_SB_HOTPLUG_OST_SUPPORT 0x00000008
338#define OSC_SB_APEI_SUPPORT 0x00000010
339#define OSC_SB_CPC_SUPPORT 0x00000020
Shaohua Li3563ff92009-10-29 11:05:05 +0800340
Huang Yingeccddd32011-07-13 13:14:20 +0800341extern bool osc_sb_apei_support_acked;
342
Bjorn Helgaasdedf1e42013-09-05 15:05:53 -0600343/* PCI Host Bridge _OSC: Capabilities DWORD 2: Support Field */
Bjorn Helgaas7dab9ef2013-09-05 15:07:39 -0600344#define OSC_PCI_EXT_CONFIG_SUPPORT 0x00000001
345#define OSC_PCI_ASPM_SUPPORT 0x00000002
346#define OSC_PCI_CLOCK_PM_SUPPORT 0x00000004
Bjorn Helgaasdedf1e42013-09-05 15:05:53 -0600347#define OSC_PCI_SEGMENT_GROUPS_SUPPORT 0x00000008
Bjorn Helgaas7dab9ef2013-09-05 15:07:39 -0600348#define OSC_PCI_MSI_SUPPORT 0x00000010
Bjorn Helgaasdedf1e42013-09-05 15:05:53 -0600349#define OSC_PCI_SUPPORT_MASKS 0x0000001f
Kenji Kaneshige9f5404d2009-02-09 16:00:04 +0900350
Bjorn Helgaasdedf1e42013-09-05 15:05:53 -0600351/* PCI Host Bridge _OSC: Capabilities DWORD 3: Control Field */
352#define OSC_PCI_EXPRESS_NATIVE_HP_CONTROL 0x00000001
Bjorn Helgaas7dab9ef2013-09-05 15:07:39 -0600353#define OSC_PCI_SHPC_NATIVE_HP_CONTROL 0x00000002
Bjorn Helgaasdedf1e42013-09-05 15:05:53 -0600354#define OSC_PCI_EXPRESS_PME_CONTROL 0x00000004
355#define OSC_PCI_EXPRESS_AER_CONTROL 0x00000008
Bjorn Helgaas7dab9ef2013-09-05 15:07:39 -0600356#define OSC_PCI_EXPRESS_CAPABILITY_CONTROL 0x00000010
Bjorn Helgaas335b1502013-09-05 15:24:24 -0600357#define OSC_PCI_CONTROL_MASKS 0x0000001f
Rafael J. Wysockid90116e2011-11-06 23:11:28 +0100358
Rafael J. Wysocki75fb60f2010-08-23 23:53:11 +0200359extern acpi_status acpi_pci_osc_control_set(acpi_handle handle,
360 u32 *mask, u32 req);
Toshi Kani275c58d2012-05-23 20:25:19 -0600361
362/* Enable _OST when all relevant hotplug operations are enabled */
363#if defined(CONFIG_ACPI_HOTPLUG_CPU) && \
Toshi Kani08f502c2013-06-18 15:06:45 -0600364 defined(CONFIG_ACPI_HOTPLUG_MEMORY) && \
Toshi Kani64fd7402013-02-11 22:33:20 +0000365 defined(CONFIG_ACPI_CONTAINER)
Toshi Kani275c58d2012-05-23 20:25:19 -0600366#define ACPI_HOTPLUG_OST
367#endif
368
369/* _OST Source Event Code (OSPM Action) */
370#define ACPI_OST_EC_OSPM_SHUTDOWN 0x100
371#define ACPI_OST_EC_OSPM_EJECT 0x103
372#define ACPI_OST_EC_OSPM_INSERTION 0x200
373
374/* _OST General Processing Status Code */
375#define ACPI_OST_SC_SUCCESS 0x0
376#define ACPI_OST_SC_NON_SPECIFIC_FAILURE 0x1
377#define ACPI_OST_SC_UNRECOGNIZED_NOTIFY 0x2
378
379/* _OST OS Shutdown Processing (0x100) Status Code */
380#define ACPI_OST_SC_OS_SHUTDOWN_DENIED 0x80
381#define ACPI_OST_SC_OS_SHUTDOWN_IN_PROGRESS 0x81
382#define ACPI_OST_SC_OS_SHUTDOWN_COMPLETED 0x82
383#define ACPI_OST_SC_OS_SHUTDOWN_NOT_SUPPORTED 0x83
384
385/* _OST Ejection Request (0x3, 0x103) Status Code */
386#define ACPI_OST_SC_EJECT_NOT_SUPPORTED 0x80
387#define ACPI_OST_SC_DEVICE_IN_USE 0x81
388#define ACPI_OST_SC_DEVICE_BUSY 0x82
389#define ACPI_OST_SC_EJECT_DEPENDENCY_BUSY 0x83
390#define ACPI_OST_SC_EJECT_IN_PROGRESS 0x84
391
392/* _OST Insertion Request (0x200) Status Code */
393#define ACPI_OST_SC_INSERT_IN_PROGRESS 0x80
394#define ACPI_OST_SC_DRIVER_LOAD_FAILURE 0x81
395#define ACPI_OST_SC_INSERT_NOT_SUPPORTED 0x82
396
Len Brown4a7a16d2009-06-12 20:42:08 -0400397extern void acpi_early_init(void);
398
Huang Yingb54ac6d2011-12-08 11:25:49 +0800399extern int acpi_nvs_register(__u64 start, __u64 size);
400
401extern int acpi_nvs_for_each_region(int (*func)(__u64, __u64, void *),
402 void *data);
403
Mika Westerbergcf761af2012-10-31 22:44:41 +0100404const struct acpi_device_id *acpi_match_device(const struct acpi_device_id *ids,
405 const struct device *dev);
406
407static inline bool acpi_driver_match_device(struct device *dev,
408 const struct device_driver *drv)
409{
410 return !!acpi_match_device(drv->acpi_match_table, dev);
411}
412
413#define ACPI_PTR(_ptr) (_ptr)
414
Feng Tange55a5992009-07-28 17:41:53 +0800415#else /* !CONFIG_ACPI */
416
417#define acpi_disabled 1
418
Rafael J. Wysocki7b199812013-11-11 22:41:56 +0100419#define ACPI_COMPANION(dev) (NULL)
420#define ACPI_COMPANION_SET(dev, adev) do { } while (0)
421#define ACPI_HANDLE(dev) (NULL)
422
Jarkko Nikula45c42a72013-11-14 14:03:51 +0200423static inline const char *acpi_dev_name(struct acpi_device *adev)
424{
425 return NULL;
426}
427
Len Brown4a7a16d2009-06-12 20:42:08 -0400428static inline void acpi_early_init(void) { }
Andrew Morton53de49f2005-07-30 04:18:00 -0400429
Yinghai Lucbf9bd62008-02-19 03:21:06 -0800430static inline int early_acpi_boot_init(void)
431{
432 return 0;
433}
Andrew Morton53de49f2005-07-30 04:18:00 -0400434static inline int acpi_boot_init(void)
435{
436 return 0;
437}
438
Len Brown8558e392010-01-06 16:11:06 -0500439static inline void acpi_boot_table_init(void)
Andrew Morton53de49f2005-07-30 04:18:00 -0400440{
Len Brown8558e392010-01-06 16:11:06 -0500441 return;
Andrew Morton53de49f2005-07-30 04:18:00 -0400442}
443
Yinghai Lu3c999f12008-06-20 16:11:20 -0700444static inline int acpi_mps_check(void)
445{
446 return 0;
447}
448
Thomas Renninger443dea72008-02-04 23:31:23 -0800449static inline int acpi_check_resource_conflict(struct resource *res)
450{
451 return 0;
452}
453
Thomas Renningerdf92e692008-02-04 23:31:22 -0800454static inline int acpi_check_region(resource_size_t start, resource_size_t n,
455 const char *name)
456{
457 return 0;
458}
459
Feng Tange55a5992009-07-28 17:41:53 +0800460struct acpi_table_header;
461static inline int acpi_table_parse(char *id,
462 int (*handler)(struct acpi_table_header *))
463{
464 return -1;
465}
Rafael J. Wysocki6fed05c2011-01-12 22:03:20 +0100466
Huang Yingb54ac6d2011-12-08 11:25:49 +0800467static inline int acpi_nvs_register(__u64 start, __u64 size)
Rafael J. Wysocki6fed05c2011-01-12 22:03:20 +0100468{
469 return 0;
470}
Huang Yingb54ac6d2011-12-08 11:25:49 +0800471
472static inline int acpi_nvs_for_each_region(int (*func)(__u64, __u64, void *),
473 void *data)
474{
475 return 0;
476}
477
Mika Westerbergcf761af2012-10-31 22:44:41 +0100478struct acpi_device_id;
479
480static inline const struct acpi_device_id *acpi_match_device(
481 const struct acpi_device_id *ids, const struct device *dev)
482{
483 return NULL;
484}
485
486static inline bool acpi_driver_match_device(struct device *dev,
487 const struct device_driver *drv)
488{
489 return false;
490}
491
492#define ACPI_PTR(_ptr) (NULL)
493
Huang Yingb54ac6d2011-12-08 11:25:49 +0800494#endif /* !CONFIG_ACPI */
Rafael J. Wysocki6fed05c2011-01-12 22:03:20 +0100495
Tang Liang09f98a82011-12-09 10:05:54 +0800496#ifdef CONFIG_ACPI
497void acpi_os_set_prepare_sleep(int (*func)(u8 sleep_state,
498 u32 pm1a_ctrl, u32 pm1b_ctrl));
499
500acpi_status acpi_os_prepare_sleep(u8 sleep_state,
501 u32 pm1a_control, u32 pm1b_control);
Ben Guthrod6b47b12013-07-30 08:24:52 -0400502
503void acpi_os_set_prepare_extended_sleep(int (*func)(u8 sleep_state,
504 u32 val_a, u32 val_b));
505
506acpi_status acpi_os_prepare_extended_sleep(u8 sleep_state,
507 u32 val_a, u32 val_b);
508
Luck, Tony385ddea2012-10-05 15:05:34 -0700509#ifdef CONFIG_X86
Thomas Renninger8e305242012-10-01 00:23:53 +0200510void arch_reserve_mem_area(acpi_physical_address addr, size_t size);
511#else
512static inline void arch_reserve_mem_area(acpi_physical_address addr,
513 size_t size)
514{
515}
516#endif /* CONFIG_X86 */
Tang Liang09f98a82011-12-09 10:05:54 +0800517#else
518#define acpi_os_set_prepare_sleep(func, pm1a_ctrl, pm1b_ctrl) do { } while (0)
519#endif
520
Rafael J. Wysockie5cc8ef2012-11-02 01:41:01 +0100521#if defined(CONFIG_ACPI) && defined(CONFIG_PM_RUNTIME)
522int acpi_dev_runtime_suspend(struct device *dev);
523int acpi_dev_runtime_resume(struct device *dev);
524int acpi_subsys_runtime_suspend(struct device *dev);
525int acpi_subsys_runtime_resume(struct device *dev);
526#else
527static inline int acpi_dev_runtime_suspend(struct device *dev) { return 0; }
528static inline int acpi_dev_runtime_resume(struct device *dev) { return 0; }
529static inline int acpi_subsys_runtime_suspend(struct device *dev) { return 0; }
530static inline int acpi_subsys_runtime_resume(struct device *dev) { return 0; }
531#endif
532
Rafael J. Wysockid79beb392013-01-19 14:29:31 +0100533#if defined(CONFIG_ACPI) && defined(CONFIG_PM_SLEEP)
Rafael J. Wysockie5cc8ef2012-11-02 01:41:01 +0100534int acpi_dev_suspend_late(struct device *dev);
535int acpi_dev_resume_early(struct device *dev);
536int acpi_subsys_prepare(struct device *dev);
537int acpi_subsys_suspend_late(struct device *dev);
538int acpi_subsys_resume_early(struct device *dev);
539#else
540static inline int acpi_dev_suspend_late(struct device *dev) { return 0; }
541static inline int acpi_dev_resume_early(struct device *dev) { return 0; }
542static inline int acpi_subsys_prepare(struct device *dev) { return 0; }
543static inline int acpi_subsys_suspend_late(struct device *dev) { return 0; }
544static inline int acpi_subsys_resume_early(struct device *dev) { return 0; }
545#endif
546
547#if defined(CONFIG_ACPI) && defined(CONFIG_PM)
Rafael J. Wysockid2e5f0c2012-12-23 00:02:44 +0100548struct acpi_device *acpi_dev_pm_get_node(struct device *dev);
Rafael J. Wysockib88ce2a2012-11-26 10:03:06 +0100549int acpi_dev_pm_attach(struct device *dev, bool power_on);
Rafael J. Wysockid71f2f82012-12-05 11:59:22 +0100550void acpi_dev_pm_detach(struct device *dev, bool power_off);
Rafael J. Wysockie5cc8ef2012-11-02 01:41:01 +0100551#else
Rafael J. Wysockid2e5f0c2012-12-23 00:02:44 +0100552static inline struct acpi_device *acpi_dev_pm_get_node(struct device *dev)
553{
554 return NULL;
555}
Rafael J. Wysockib88ce2a2012-11-26 10:03:06 +0100556static inline int acpi_dev_pm_attach(struct device *dev, bool power_on)
557{
558 return -ENODEV;
559}
560static inline void acpi_dev_pm_detach(struct device *dev, bool power_off) {}
Rafael J. Wysockie5cc8ef2012-11-02 01:41:01 +0100561#endif
562
Toshi Kanifbfddae2012-11-21 01:36:28 +0000563#ifdef CONFIG_ACPI
564__printf(3, 4)
565void acpi_handle_printk(const char *level, acpi_handle handle,
566 const char *fmt, ...);
567#else /* !CONFIG_ACPI */
568static inline __printf(3, 4) void
569acpi_handle_printk(const char *level, void *handle, const char *fmt, ...) {}
570#endif /* !CONFIG_ACPI */
571
572/*
573 * acpi_handle_<level>: Print message with ACPI prefix and object path
574 *
575 * These interfaces acquire the global namespace mutex to obtain an object
576 * path. In interrupt context, it shows the object path as <n/a>.
577 */
578#define acpi_handle_emerg(handle, fmt, ...) \
579 acpi_handle_printk(KERN_EMERG, handle, fmt, ##__VA_ARGS__)
580#define acpi_handle_alert(handle, fmt, ...) \
581 acpi_handle_printk(KERN_ALERT, handle, fmt, ##__VA_ARGS__)
582#define acpi_handle_crit(handle, fmt, ...) \
583 acpi_handle_printk(KERN_CRIT, handle, fmt, ##__VA_ARGS__)
584#define acpi_handle_err(handle, fmt, ...) \
585 acpi_handle_printk(KERN_ERR, handle, fmt, ##__VA_ARGS__)
586#define acpi_handle_warn(handle, fmt, ...) \
587 acpi_handle_printk(KERN_WARNING, handle, fmt, ##__VA_ARGS__)
588#define acpi_handle_notice(handle, fmt, ...) \
589 acpi_handle_printk(KERN_NOTICE, handle, fmt, ##__VA_ARGS__)
590#define acpi_handle_info(handle, fmt, ...) \
591 acpi_handle_printk(KERN_INFO, handle, fmt, ##__VA_ARGS__)
592
593/* REVISIT: Support CONFIG_DYNAMIC_DEBUG when necessary */
594#if defined(DEBUG) || defined(CONFIG_DYNAMIC_DEBUG)
595#define acpi_handle_debug(handle, fmt, ...) \
596 acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__)
597#else
598#define acpi_handle_debug(handle, fmt, ...) \
599({ \
600 if (0) \
601 acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__); \
602 0; \
603})
604#endif
605
Len Brown25be5e62005-05-27 04:21:50 -0400606#endif /*_LINUX_ACPI_H*/