Commit | Line | Data |
---|---|---|
2025cf9e | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
a192a958 LB |
2 | /* |
3 | * acpi/internal.h | |
4 | * For use by Linux/ACPI infrastructure, not drivers | |
5 | * | |
6 | * Copyright (c) 2009, Intel Corporation. | |
a192a958 LB |
7 | */ |
8 | ||
1195a098 TR |
9 | #ifndef _ACPI_INTERNAL_H_ |
10 | #define _ACPI_INTERNAL_H_ | |
11 | ||
a192a958 | 12 | #define PREFIX "ACPI: " |
e60cc7a6 | 13 | |
e5f660eb LZ |
14 | int early_acpi_osi_init(void); |
15 | int acpi_osi_init(void); | |
1129c92f | 16 | acpi_status acpi_os_initialize1(void); |
e747f274 | 17 | int acpi_scan_init(void); |
5d32a665 | 18 | #ifdef CONFIG_PCI |
00c43b96 | 19 | void acpi_pci_root_init(void); |
4daeaf68 | 20 | void acpi_pci_link_init(void); |
5d32a665 SK |
21 | #else |
22 | static inline void acpi_pci_root_init(void) {} | |
23 | static inline void acpi_pci_link_init(void) {} | |
24 | #endif | |
ac212b69 | 25 | void acpi_processor_init(void); |
141a297b | 26 | void acpi_platform_init(void); |
eec15edb | 27 | void acpi_pnp_init(void); |
3230bbfc | 28 | void acpi_int340x_thermal_init(void); |
6ce2e188 GG |
29 | #ifdef CONFIG_ARM_AMBA |
30 | void acpi_amba_init(void); | |
31 | #else | |
32 | static inline void acpi_amba_init(void) {} | |
33 | #endif | |
1c8fce27 | 34 | int acpi_sysfs_init(void); |
9c4aa1ee | 35 | void acpi_gpe_apply_masked_gpes(void); |
737f1a9f | 36 | void acpi_container_init(void); |
cccd4208 | 37 | void acpi_memory_hotplug_init(void); |
c183619b | 38 | #ifdef CONFIG_ACPI_HOTPLUG_IOAPIC |
f2ae5da7 | 39 | void pci_ioapic_remove(struct acpi_pci_root *root); |
c183619b JL |
40 | int acpi_ioapic_remove(struct acpi_pci_root *root); |
41 | #else | |
f2ae5da7 | 42 | static inline void pci_ioapic_remove(struct acpi_pci_root *root) { return; } |
c183619b JL |
43 | static inline int acpi_ioapic_remove(struct acpi_pci_root *root) { return 0; } |
44 | #endif | |
94add0f8 | 45 | #ifdef CONFIG_ACPI_DOCK |
1e2380cd RW |
46 | void register_dock_dependent_device(struct acpi_device *adev, |
47 | acpi_handle dshandle); | |
48 | int dock_notify(struct acpi_device *adev, u32 event); | |
49 | void acpi_dock_add(struct acpi_device *adev); | |
94add0f8 | 50 | #else |
1e2380cd RW |
51 | static inline void register_dock_dependent_device(struct acpi_device *adev, |
52 | acpi_handle dshandle) {} | |
53 | static inline int dock_notify(struct acpi_device *adev, u32 event) { return -ENODEV; } | |
54 | static inline void acpi_dock_add(struct acpi_device *adev) {} | |
94add0f8 | 55 | #endif |
2fa97feb LT |
56 | #ifdef CONFIG_X86 |
57 | void acpi_cmos_rtc_init(void); | |
58 | #else | |
59 | static inline void acpi_cmos_rtc_init(void) {} | |
60 | #endif | |
18d78b64 | 61 | int acpi_rev_override_setup(char *str); |
e747f274 | 62 | |
3f8055c3 RW |
63 | void acpi_sysfs_add_hotplug_profile(struct acpi_hotplug_profile *hotplug, |
64 | const char *name); | |
65 | int acpi_scan_add_handler_with_hotplug(struct acpi_scan_handler *handler, | |
66 | const char *hotplug_profile_name); | |
67 | void acpi_scan_hotplug_enabled(struct acpi_hotplug_profile *hotplug, bool val); | |
68 | ||
a25ee920 | 69 | #ifdef CONFIG_DEBUG_FS |
aecad432 | 70 | extern struct dentry *acpi_debugfs_dir; |
10742619 | 71 | void acpi_debugfs_init(void); |
a25ee920 | 72 | #else |
aecad432 | 73 | static inline void acpi_debugfs_init(void) { return; } |
a25ee920 | 74 | #endif |
16227455 | 75 | #ifdef CONFIG_PCI |
f58b082a | 76 | void acpi_lpss_init(void); |
16227455 SK |
77 | #else |
78 | static inline void acpi_lpss_init(void) {} | |
79 | #endif | |
a25ee920 | 80 | |
92082a88 KX |
81 | void acpi_apd_init(void); |
82 | ||
1e3bcb59 | 83 | acpi_status acpi_hotplug_schedule(struct acpi_device *adev, u32 src); |
d783156e | 84 | bool acpi_queue_hotplug_work(struct work_struct *work); |
1e3bcb59 | 85 | void acpi_device_hotplug(struct acpi_device *adev, u32 src); |
caa73ea1 | 86 | bool acpi_scan_is_offline(struct acpi_device *adev, bool uevent); |
d783156e | 87 | |
68bdb677 OP |
88 | acpi_status acpi_sysfs_table_handler(u32 event, void *table, void *context); |
89 | void acpi_scan_table_handler(u32 event, void *table, void *context); | |
90 | ||
82c7d5ef RW |
91 | /* -------------------------------------------------------------------------- |
92 | Device Node Initialization / Removal | |
93 | -------------------------------------------------------------------------- */ | |
94 | #define ACPI_STA_DEFAULT (ACPI_STA_DEVICE_PRESENT | ACPI_STA_DEVICE_ENABLED | \ | |
95 | ACPI_STA_DEVICE_UI | ACPI_STA_DEVICE_FUNCTIONING) | |
96 | ||
2d12b6b3 LW |
97 | extern struct list_head acpi_bus_id_list; |
98 | ||
edc345d8 | 99 | struct acpi_device_bus_id { |
2d12b6b3 LW |
100 | char bus_id[15]; |
101 | unsigned int instance_no; | |
102 | struct list_head node; | |
103 | }; | |
104 | ||
cf860be6 RW |
105 | int acpi_device_add(struct acpi_device *device, |
106 | void (*release)(struct device *)); | |
82c7d5ef RW |
107 | void acpi_init_device_object(struct acpi_device *device, acpi_handle handle, |
108 | int type, unsigned long long sta); | |
c2efefb3 RW |
109 | int acpi_device_setup_files(struct acpi_device *dev); |
110 | void acpi_device_remove_files(struct acpi_device *dev); | |
cf860be6 | 111 | void acpi_device_add_finalize(struct acpi_device *device); |
c0af4175 | 112 | void acpi_free_pnp_ids(struct acpi_device_pnp *pnp); |
cde1f95f | 113 | bool acpi_device_is_present(const struct acpi_device *adev); |
b43109fa | 114 | bool acpi_device_is_battery(struct acpi_device *adev); |
712e960f MW |
115 | bool acpi_device_is_first_physical_node(struct acpi_device *adev, |
116 | const struct device *dev); | |
a64a62ce | 117 | int acpi_bus_register_early_device(int type); |
82c7d5ef | 118 | |
c2efefb3 RW |
119 | /* -------------------------------------------------------------------------- |
120 | Device Matching and Notification | |
121 | -------------------------------------------------------------------------- */ | |
122 | struct acpi_device *acpi_companion_match(const struct device *dev); | |
123 | int __acpi_device_uevent_modalias(struct acpi_device *adev, | |
124 | struct kobj_uevent_env *env); | |
125 | ||
e60cc7a6 BH |
126 | /* -------------------------------------------------------------------------- |
127 | Power Resource | |
128 | -------------------------------------------------------------------------- */ | |
44515374 | 129 | int acpi_power_init(void); |
0b224527 | 130 | void acpi_power_resources_list_free(struct list_head *list); |
e88c9c60 RW |
131 | int acpi_extract_power_resources(union acpi_object *package, unsigned int start, |
132 | struct list_head *list); | |
133 | int acpi_add_power_resource(acpi_handle handle); | |
bc9b6407 | 134 | void acpi_power_add_remove_device(struct acpi_device *adev, bool add); |
b5d667eb | 135 | int acpi_power_wakeup_list_init(struct list_head *list, int *system_level); |
e60cc7a6 BH |
136 | int acpi_device_sleep_wake(struct acpi_device *dev, |
137 | int enable, int sleep_state, int dev_state); | |
32a00d27 | 138 | int acpi_power_get_inferred_state(struct acpi_device *device, int *state); |
30d3df41 | 139 | int acpi_power_on_resources(struct acpi_device *device, int state); |
e60cc7a6 | 140 | int acpi_power_transition(struct acpi_device *device, int state); |
e60cc7a6 | 141 | |
9ed411c0 RW |
142 | /* -------------------------------------------------------------------------- |
143 | Device Power Management | |
144 | -------------------------------------------------------------------------- */ | |
145 | int acpi_device_get_power(struct acpi_device *device, int *state); | |
201b8c65 | 146 | int acpi_wakeup_device_init(void); |
46ba51ea | 147 | |
9ed411c0 RW |
148 | /* -------------------------------------------------------------------------- |
149 | Processor | |
150 | -------------------------------------------------------------------------- */ | |
46ba51ea | 151 | #ifdef CONFIG_ARCH_MIGHT_HAVE_ACPI_PDC |
78f16996 | 152 | void acpi_early_processor_set_pdc(void); |
46ba51ea HG |
153 | #else |
154 | static inline void acpi_early_processor_set_pdc(void) {} | |
155 | #endif | |
201b8c65 | 156 | |
a2121167 SP |
157 | #ifdef CONFIG_X86 |
158 | void acpi_early_processor_osc(void); | |
159 | #else | |
160 | static inline void acpi_early_processor_osc(void) {} | |
161 | #endif | |
162 | ||
e60cc7a6 BH |
163 | /* -------------------------------------------------------------------------- |
164 | Embedded Controller | |
165 | -------------------------------------------------------------------------- */ | |
1195a098 TR |
166 | struct acpi_ec { |
167 | acpi_handle handle; | |
3522f867 | 168 | u32 gpe; |
1195a098 TR |
169 | unsigned long command_addr; |
170 | unsigned long data_addr; | |
621a5f7a | 171 | bool global_lock; |
1195a098 | 172 | unsigned long flags; |
9887d22a | 173 | unsigned long reference_count; |
f351d027 | 174 | struct mutex mutex; |
1195a098 TR |
175 | wait_queue_head_t wait; |
176 | struct list_head list; | |
177 | struct transaction *curr; | |
f351d027 | 178 | spinlock_t lock; |
74443bbe | 179 | struct work_struct work; |
d8d031a6 | 180 | unsigned long timestamp; |
9d8993be | 181 | unsigned long nr_pending_queries; |
c3a696b6 LZ |
182 | bool busy_polling; |
183 | unsigned int polling_guard; | |
1195a098 TR |
184 | }; |
185 | ||
186 | extern struct acpi_ec *first_ec; | |
187 | ||
b8a0b0d1 R |
188 | /* If we find an EC via the ECDT, we need to keep a ptr to its context */ |
189 | /* External interfaces use first EC only, so remember */ | |
190 | typedef int (*acpi_ec_query_func) (void *data); | |
191 | ||
a5f820fe | 192 | int acpi_ec_init(void); |
fdb3c177 RW |
193 | void acpi_ec_ecdt_probe(void); |
194 | void acpi_ec_dsdt_probe(void); | |
fe955682 RW |
195 | void acpi_ec_block_transactions(void); |
196 | void acpi_ec_unblock_transactions(void); | |
f941d3e4 RW |
197 | void acpi_ec_mark_gpe_for_wake(void); |
198 | void acpi_ec_set_gpe_wake_mask(u8 action); | |
9089f16e | 199 | bool acpi_ec_dispatch_gpe(void); |
b8a0b0d1 R |
200 | int acpi_ec_add_query_handler(struct acpi_ec *ec, u8 query_bit, |
201 | acpi_handle handle, acpi_ec_query_func func, | |
202 | void *data); | |
203 | void acpi_ec_remove_query_handler(struct acpi_ec *ec, u8 query_bit); | |
204 | ||
880a6627 RW |
205 | #ifdef CONFIG_PM_SLEEP |
206 | void acpi_ec_flush_work(void); | |
207 | #endif | |
208 | ||
e60cc7a6 BH |
209 | |
210 | /*-------------------------------------------------------------------------- | |
211 | Suspend/Resume | |
212 | -------------------------------------------------------------------------- */ | |
6e0a0ea1 | 213 | #ifdef CONFIG_ACPI_SYSTEM_POWER_STATES_SUPPORT |
33e4f80e | 214 | extern bool acpi_s2idle_wakeup(void); |
8110dd28 | 215 | extern bool acpi_sleep_no_ec_events(void); |
e60cc7a6 | 216 | extern int acpi_sleep_init(void); |
6e0a0ea1 | 217 | #else |
33e4f80e | 218 | static inline bool acpi_s2idle_wakeup(void) { return false; } |
8110dd28 | 219 | static inline bool acpi_sleep_no_ec_events(void) { return true; } |
6e0a0ea1 GG |
220 | static inline int acpi_sleep_init(void) { return -ENXIO; } |
221 | #endif | |
9cee43e0 BH |
222 | |
223 | #ifdef CONFIG_ACPI_SLEEP | |
f934c745 | 224 | void acpi_sleep_proc_init(void); |
976513db RW |
225 | int suspend_nvs_alloc(void); |
226 | void suspend_nvs_free(void); | |
227 | int suspend_nvs_save(void); | |
228 | void suspend_nvs_restore(void); | |
9cee43e0 | 229 | #else |
f934c745 | 230 | static inline void acpi_sleep_proc_init(void) {} |
976513db RW |
231 | static inline int suspend_nvs_alloc(void) { return 0; } |
232 | static inline void suspend_nvs_free(void) {} | |
6fed05c9 | 233 | static inline int suspend_nvs_save(void) { return 0; } |
976513db | 234 | static inline void suspend_nvs_restore(void) {} |
9cee43e0 | 235 | #endif |
1195a098 | 236 | |
ffdcd955 MW |
237 | /*-------------------------------------------------------------------------- |
238 | Device properties | |
239 | -------------------------------------------------------------------------- */ | |
ee892094 RW |
240 | #define ACPI_DT_NAMESPACE_HID "PRP0001" |
241 | ||
ffdcd955 MW |
242 | void acpi_init_properties(struct acpi_device *adev); |
243 | void acpi_free_properties(struct acpi_device *adev); | |
244 | ||
899596e0 LW |
245 | #ifdef CONFIG_X86 |
246 | void acpi_extract_apple_properties(struct acpi_device *adev); | |
247 | #else | |
248 | static inline void acpi_extract_apple_properties(struct acpi_device *adev) {} | |
249 | #endif | |
250 | ||
058dfc76 MW |
251 | /*-------------------------------------------------------------------------- |
252 | Watchdog | |
253 | -------------------------------------------------------------------------- */ | |
254 | ||
255 | #ifdef CONFIG_ACPI_WATCHDOG | |
256 | void acpi_watchdog_init(void); | |
257 | #else | |
258 | static inline void acpi_watchdog_init(void) {} | |
259 | #endif | |
260 | ||
eeb2d80d SP |
261 | #ifdef CONFIG_ACPI_LPIT |
262 | void acpi_init_lpit(void); | |
263 | #else | |
264 | static inline void acpi_init_lpit(void) { } | |
265 | #endif | |
266 | ||
1195a098 | 267 | #endif /* _ACPI_INTERNAL_H_ */ |