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Merge branch 'acpi-ec'
[deliverable/linux.git] / drivers / acpi / internal.h
CommitLineData
a192a958
LB		 1/*
2 * acpi/internal.h
3 * For use by Linux/ACPI infrastructure, not drivers
4 *
5 * Copyright (c) 2009, Intel Corporation.
6 *
7 * This program is free software; you can redistribute it and/or modify it
8 * under the terms and conditions of the GNU General Public License,
9 * version 2, as published by the Free Software Foundation.
10 *
11 * This program is distributed in the hope it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
14 * more details.
15 *
a192a958
LB		 16 */
17
1195a098
TR		 18#ifndef _ACPI_INTERNAL_H_
19#define _ACPI_INTERNAL_H_
20
a192a958 21#define PREFIX "ACPI: "
e60cc7a6 22
e5f660eb
LZ		 23int early_acpi_osi_init(void);
24int acpi_osi_init(void);
1129c92f 25acpi_status acpi_os_initialize1(void);
c33cab60 26void init_acpi_device_notify(void);
e747f274 27int acpi_scan_init(void);
00c43b96 28void acpi_pci_root_init(void);
4daeaf68 29void acpi_pci_link_init(void);
ac212b69 30void acpi_processor_init(void);
141a297b 31void acpi_platform_init(void);
eec15edb 32void acpi_pnp_init(void);
3230bbfc 33void acpi_int340x_thermal_init(void);
6ce2e188
GG		 34#ifdef CONFIG_ARM_AMBA
35void acpi_amba_init(void);
36#else
37static inline void acpi_amba_init(void) {}
38#endif
1c8fce27 39int acpi_sysfs_init(void);
737f1a9f 40void acpi_container_init(void);
cccd4208 41void acpi_memory_hotplug_init(void);
c183619b
JL		 42#ifdef CONFIG_ACPI_HOTPLUG_IOAPIC
43int acpi_ioapic_add(struct acpi_pci_root *root);
44int acpi_ioapic_remove(struct acpi_pci_root *root);
45#else
46static inline int acpi_ioapic_add(struct acpi_pci_root *root) { return 0; }
47static inline int acpi_ioapic_remove(struct acpi_pci_root *root) { return 0; }
48#endif
94add0f8 49#ifdef CONFIG_ACPI_DOCK
1e2380cd
RW		 50void register_dock_dependent_device(struct acpi_device *adev,
51 acpi_handle dshandle);
52int dock_notify(struct acpi_device *adev, u32 event);
53void acpi_dock_add(struct acpi_device *adev);
94add0f8 54#else
1e2380cd
RW		 55static inline void register_dock_dependent_device(struct acpi_device *adev,
56 acpi_handle dshandle) {}
57static inline int dock_notify(struct acpi_device *adev, u32 event) { return -ENODEV; }
58static inline void acpi_dock_add(struct acpi_device *adev) {}
94add0f8 59#endif
2fa97feb
LT		 60#ifdef CONFIG_X86
61void acpi_cmos_rtc_init(void);
62#else
63static inline void acpi_cmos_rtc_init(void) {}
64#endif
18d78b64 65int acpi_rev_override_setup(char *str);
e747f274 66
683058e3
RW		 67extern bool acpi_force_hot_remove;
68
3f8055c3
RW		 69void acpi_sysfs_add_hotplug_profile(struct acpi_hotplug_profile *hotplug,
70 const char *name);
71int acpi_scan_add_handler_with_hotplug(struct acpi_scan_handler *handler,
72 const char *hotplug_profile_name);
73void acpi_scan_hotplug_enabled(struct acpi_hotplug_profile *hotplug, bool val);
74
a25ee920 75#ifdef CONFIG_DEBUG_FS
aecad432 76extern struct dentry *acpi_debugfs_dir;
10742619 77void acpi_debugfs_init(void);
a25ee920 78#else
aecad432 79static inline void acpi_debugfs_init(void) { return; }
a25ee920 80#endif
f58b082a 81void acpi_lpss_init(void);
a25ee920 82
92082a88
KX		 83void acpi_apd_init(void);
84
1e3bcb59 85acpi_status acpi_hotplug_schedule(struct acpi_device *adev, u32 src);
d783156e 86bool acpi_queue_hotplug_work(struct work_struct *work);
1e3bcb59 87void acpi_device_hotplug(struct acpi_device *adev, u32 src);
caa73ea1 88bool acpi_scan_is_offline(struct acpi_device *adev, bool uevent);
d783156e 89
82c7d5ef
RW		 90/* --------------------------------------------------------------------------
91 Device Node Initialization / Removal
92 -------------------------------------------------------------------------- */
93#define ACPI_STA_DEFAULT (ACPI_STA_DEVICE_PRESENT | ACPI_STA_DEVICE_ENABLED | \
94 ACPI_STA_DEVICE_UI | ACPI_STA_DEVICE_FUNCTIONING)
95
2d12b6b3
LW		 96extern struct list_head acpi_bus_id_list;
97
edc345d8 98struct acpi_device_bus_id {
2d12b6b3
LW		 99 char bus_id[15];
100 unsigned int instance_no;
101 struct list_head node;
102};
103
cf860be6
RW		 104int acpi_device_add(struct acpi_device *device,
105 void (*release)(struct device *));
82c7d5ef
RW		 106void acpi_init_device_object(struct acpi_device *device, acpi_handle handle,
107 int type, unsigned long long sta);
c2efefb3
RW		 108int acpi_device_setup_files(struct acpi_device *dev);
109void acpi_device_remove_files(struct acpi_device *dev);
cf860be6 110void acpi_device_add_finalize(struct acpi_device *device);
c0af4175 111void acpi_free_pnp_ids(struct acpi_device_pnp *pnp);
202317a5 112bool acpi_device_is_present(struct acpi_device *adev);
b43109fa 113bool acpi_device_is_battery(struct acpi_device *adev);
712e960f
MW		 114bool acpi_device_is_first_physical_node(struct acpi_device *adev,
115 const struct device *dev);
3b95bd16 116struct device *acpi_get_first_physical_node(struct acpi_device *adev);
82c7d5ef 117
c2efefb3
RW		 118/* --------------------------------------------------------------------------
119 Device Matching and Notification
120 -------------------------------------------------------------------------- */
121struct acpi_device *acpi_companion_match(const struct device *dev);
122int __acpi_device_uevent_modalias(struct acpi_device *adev,
123 struct kobj_uevent_env *env);
124
e60cc7a6
BH		 125/* --------------------------------------------------------------------------
126 Power Resource
127 -------------------------------------------------------------------------- */
44515374 128int acpi_power_init(void);
0b224527 129void acpi_power_resources_list_free(struct list_head *list);
e88c9c60
RW		 130int acpi_extract_power_resources(union acpi_object *package, unsigned int start,
131 struct list_head *list);
132int acpi_add_power_resource(acpi_handle handle);
bc9b6407 133void acpi_power_add_remove_device(struct acpi_device *adev, bool add);
b5d667eb 134int acpi_power_wakeup_list_init(struct list_head *list, int *system_level);
e60cc7a6
BH		 135int acpi_device_sleep_wake(struct acpi_device *dev,
136 int enable, int sleep_state, int dev_state);
32a00d27 137int acpi_power_get_inferred_state(struct acpi_device *device, int *state);
30d3df41 138int acpi_power_on_resources(struct acpi_device *device, int state);
e60cc7a6 139int acpi_power_transition(struct acpi_device *device, int state);
e60cc7a6 140
201b8c65 141int acpi_wakeup_device_init(void);
46ba51ea
HG		 142
143#ifdef CONFIG_ARCH_MIGHT_HAVE_ACPI_PDC
78f16996 144void acpi_early_processor_set_pdc(void);
46ba51ea
HG		 145#else
146static inline void acpi_early_processor_set_pdc(void) {}
147#endif
201b8c65 148
a2121167
SP		 149#ifdef CONFIG_X86
150void acpi_early_processor_osc(void);
151#else
152static inline void acpi_early_processor_osc(void) {}
153#endif
154
e60cc7a6
BH		 155/* --------------------------------------------------------------------------
156 Embedded Controller
157 -------------------------------------------------------------------------- */
1195a098
TR		 158struct acpi_ec {
159 acpi_handle handle;
160 unsigned long gpe;
161 unsigned long command_addr;
162 unsigned long data_addr;
621a5f7a 163 bool global_lock;
1195a098 164 unsigned long flags;
9887d22a 165 unsigned long reference_count;
f351d027 166 struct mutex mutex;
1195a098
TR		 167 wait_queue_head_t wait;
168 struct list_head list;
169 struct transaction *curr;
f351d027 170 spinlock_t lock;
74443bbe 171 struct work_struct work;
d8d031a6 172 unsigned long timestamp;
9d8993be 173 unsigned long nr_pending_queries;
1195a098
TR		 174};
175
176extern struct acpi_ec *first_ec;
177
b8a0b0d1
R		 178/* If we find an EC via the ECDT, we need to keep a ptr to its context */
179/* External interfaces use first EC only, so remember */
180typedef int (*acpi_ec_query_func) (void *data);
181
a5f820fe 182int acpi_ec_init(void);
e60cc7a6 183int acpi_ec_ecdt_probe(void);
dcf15cbd 184int acpi_ec_dsdt_probe(void);
fe955682
RW		 185void acpi_ec_block_transactions(void);
186void acpi_ec_unblock_transactions(void);
187void acpi_ec_unblock_transactions_early(void);
b8a0b0d1
R		 188int acpi_ec_add_query_handler(struct acpi_ec *ec, u8 query_bit,
189 acpi_handle handle, acpi_ec_query_func func,
190 void *data);
191void acpi_ec_remove_query_handler(struct acpi_ec *ec, u8 query_bit);
192
e60cc7a6
BH		 193
194/*--------------------------------------------------------------------------
195 Suspend/Resume
196 -------------------------------------------------------------------------- */
6e0a0ea1 197#ifdef CONFIG_ACPI_SYSTEM_POWER_STATES_SUPPORT
e60cc7a6 198extern int acpi_sleep_init(void);
6e0a0ea1
GG		 199#else
200static inline int acpi_sleep_init(void) { return -ENXIO; }
201#endif
9cee43e0
BH		 202
203#ifdef CONFIG_ACPI_SLEEP
f934c745 204void acpi_sleep_proc_init(void);
976513db
RW		 205int suspend_nvs_alloc(void);
206void suspend_nvs_free(void);
207int suspend_nvs_save(void);
208void suspend_nvs_restore(void);
9cee43e0 209#else
f934c745 210static inline void acpi_sleep_proc_init(void) {}
976513db
RW		 211static inline int suspend_nvs_alloc(void) { return 0; }
212static inline void suspend_nvs_free(void) {}
6fed05c9 213static inline int suspend_nvs_save(void) { return 0; }
976513db 214static inline void suspend_nvs_restore(void) {}
9cee43e0 215#endif
1195a098 216
ffdcd955
MW		 217/*--------------------------------------------------------------------------
218 Device properties
219 -------------------------------------------------------------------------- */
ee892094
RW		 220#define ACPI_DT_NAMESPACE_HID "PRP0001"
221
ffdcd955
MW		 222void acpi_init_properties(struct acpi_device *adev);
223void acpi_free_properties(struct acpi_device *adev);
224
1195a098 225#endif /* _ACPI_INTERNAL_H_ */
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