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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 | * | |
16 | * You should have received a copy of the GNU General Public License along with | |
17 | * this program; if not, write to the Free Software Foundation, Inc., | |
18 | * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. | |
19 | */ | |
20 | ||
1195a098 TR |
21 | #ifndef _ACPI_INTERNAL_H_ |
22 | #define _ACPI_INTERNAL_H_ | |
23 | ||
a192a958 | 24 | #define PREFIX "ACPI: " |
e60cc7a6 | 25 | |
0e46517d | 26 | int init_acpi_device_notify(void); |
e747f274 | 27 | int acpi_scan_init(void); |
1c8fce27 | 28 | int acpi_sysfs_init(void); |
e747f274 | 29 | |
a25ee920 | 30 | #ifdef CONFIG_DEBUG_FS |
aecad432 | 31 | extern struct dentry *acpi_debugfs_dir; |
a25ee920 ZR |
32 | int acpi_debugfs_init(void); |
33 | #else | |
aecad432 | 34 | static inline void acpi_debugfs_init(void) { return; } |
a25ee920 ZR |
35 | #endif |
36 | ||
82c7d5ef RW |
37 | /* -------------------------------------------------------------------------- |
38 | Device Node Initialization / Removal | |
39 | -------------------------------------------------------------------------- */ | |
40 | #define ACPI_STA_DEFAULT (ACPI_STA_DEVICE_PRESENT | ACPI_STA_DEVICE_ENABLED | \ | |
41 | ACPI_STA_DEVICE_UI | ACPI_STA_DEVICE_FUNCTIONING) | |
42 | ||
43 | int acpi_device_register(struct acpi_device *device, | |
44 | void (*release)(struct device *)); | |
45 | void acpi_init_device_object(struct acpi_device *device, acpi_handle handle, | |
46 | int type, unsigned long long sta); | |
47 | void acpi_free_ids(struct acpi_device *device); | |
48 | ||
e60cc7a6 BH |
49 | /* -------------------------------------------------------------------------- |
50 | Power Resource | |
51 | -------------------------------------------------------------------------- */ | |
44515374 | 52 | int acpi_power_init(void); |
0b224527 | 53 | void acpi_power_resources_list_free(struct list_head *list); |
ef85bdbe RW |
54 | acpi_status acpi_extract_power_resources(union acpi_object *package, |
55 | unsigned int start, | |
56 | struct list_head *list); | |
82c7d5ef | 57 | void acpi_add_power_resource(acpi_handle handle); |
bc9b6407 | 58 | void acpi_power_add_remove_device(struct acpi_device *adev, bool add); |
e60cc7a6 BH |
59 | int acpi_device_sleep_wake(struct acpi_device *dev, |
60 | int enable, int sleep_state, int dev_state); | |
32a00d27 | 61 | int acpi_power_get_inferred_state(struct acpi_device *device, int *state); |
30d3df41 | 62 | int acpi_power_on_resources(struct acpi_device *device, int state); |
e60cc7a6 | 63 | int acpi_power_transition(struct acpi_device *device, int state); |
ade3e7fe | 64 | int acpi_bus_init_power(struct acpi_device *device); |
e60cc7a6 | 65 | |
201b8c65 | 66 | int acpi_wakeup_device_init(void); |
78f16996 | 67 | void acpi_early_processor_set_pdc(void); |
201b8c65 | 68 | |
e60cc7a6 BH |
69 | /* -------------------------------------------------------------------------- |
70 | Embedded Controller | |
71 | -------------------------------------------------------------------------- */ | |
1195a098 TR |
72 | struct acpi_ec { |
73 | acpi_handle handle; | |
74 | unsigned long gpe; | |
75 | unsigned long command_addr; | |
76 | unsigned long data_addr; | |
77 | unsigned long global_lock; | |
78 | unsigned long flags; | |
f351d027 | 79 | struct mutex mutex; |
1195a098 TR |
80 | wait_queue_head_t wait; |
81 | struct list_head list; | |
82 | struct transaction *curr; | |
f351d027 | 83 | spinlock_t lock; |
1195a098 TR |
84 | }; |
85 | ||
86 | extern struct acpi_ec *first_ec; | |
87 | ||
92ef2a25 | 88 | int acpi_pci_root_init(void); |
a5f820fe | 89 | int acpi_ec_init(void); |
e60cc7a6 BH |
90 | int acpi_ec_ecdt_probe(void); |
91 | int acpi_boot_ec_enable(void); | |
fe955682 RW |
92 | void acpi_ec_block_transactions(void); |
93 | void acpi_ec_unblock_transactions(void); | |
94 | void acpi_ec_unblock_transactions_early(void); | |
e60cc7a6 BH |
95 | |
96 | /*-------------------------------------------------------------------------- | |
97 | Suspend/Resume | |
98 | -------------------------------------------------------------------------- */ | |
99 | extern int acpi_sleep_init(void); | |
9cee43e0 BH |
100 | |
101 | #ifdef CONFIG_ACPI_SLEEP | |
102 | int acpi_sleep_proc_init(void); | |
976513db RW |
103 | int suspend_nvs_alloc(void); |
104 | void suspend_nvs_free(void); | |
105 | int suspend_nvs_save(void); | |
106 | void suspend_nvs_restore(void); | |
9cee43e0 BH |
107 | #else |
108 | static inline int acpi_sleep_proc_init(void) { return 0; } | |
976513db RW |
109 | static inline int suspend_nvs_alloc(void) { return 0; } |
110 | static inline void suspend_nvs_free(void) {} | |
6fed05c9 | 111 | static inline int suspend_nvs_save(void) { return 0; } |
976513db | 112 | static inline void suspend_nvs_restore(void) {} |
9cee43e0 | 113 | #endif |
1195a098 | 114 | |
91e56878 MW |
115 | /*-------------------------------------------------------------------------- |
116 | Platform bus support | |
117 | -------------------------------------------------------------------------- */ | |
118 | struct platform_device; | |
119 | ||
120 | struct platform_device *acpi_create_platform_device(struct acpi_device *adev); | |
121 | ||
1195a098 | 122 | #endif /* _ACPI_INTERNAL_H_ */ |