3 * For use by Linux/ACPI infrastructure, not drivers
5 * Copyright (c) 2009, Intel Corporation.
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.
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
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.
21 #ifndef _ACPI_INTERNAL_H_
22 #define _ACPI_INTERNAL_H_
24 #define PREFIX "ACPI: "
26 acpi_status acpi_os_initialize1(void);
27 int init_acpi_device_notify(void);
28 int acpi_scan_init(void);
29 void acpi_pci_root_init(void);
30 void acpi_pci_link_init(void);
31 void acpi_processor_init(void);
32 void acpi_platform_init(void);
33 void acpi_pnp_init(void);
34 int acpi_sysfs_init(void);
35 void acpi_container_init(void);
36 void acpi_memory_hotplug_init(void);
37 #ifdef CONFIG_ACPI_DOCK
38 void register_dock_dependent_device(struct acpi_device *adev,
39 acpi_handle dshandle);
40 int dock_notify(struct acpi_device *adev, u32 event);
41 void acpi_dock_add(struct acpi_device *adev);
43 static inline void register_dock_dependent_device(struct acpi_device *adev,
44 acpi_handle dshandle) {}
45 static inline int dock_notify(struct acpi_device *adev, u32 event) { return -ENODEV; }
46 static inline void acpi_dock_add(struct acpi_device *adev) {}
49 void acpi_cmos_rtc_init(void);
51 static inline void acpi_cmos_rtc_init(void) {}
54 extern bool acpi_force_hot_remove;
56 void acpi_sysfs_add_hotplug_profile(struct acpi_hotplug_profile *hotplug,
58 int acpi_scan_add_handler_with_hotplug(struct acpi_scan_handler *handler,
59 const char *hotplug_profile_name);
60 void acpi_scan_hotplug_enabled(struct acpi_hotplug_profile *hotplug, bool val);
62 #ifdef CONFIG_DEBUG_FS
63 extern struct dentry *acpi_debugfs_dir;
64 int acpi_debugfs_init(void);
66 static inline void acpi_debugfs_init(void) { return; }
68 void acpi_lpss_init(void);
70 acpi_status acpi_hotplug_schedule(struct acpi_device *adev, u32 src);
71 bool acpi_queue_hotplug_work(struct work_struct *work);
72 void acpi_device_hotplug(struct acpi_device *adev, u32 src);
73 bool acpi_scan_is_offline(struct acpi_device *adev, bool uevent);
75 /* --------------------------------------------------------------------------
76 Device Node Initialization / Removal
77 -------------------------------------------------------------------------- */
78 #define ACPI_STA_DEFAULT (ACPI_STA_DEVICE_PRESENT | ACPI_STA_DEVICE_ENABLED | \
79 ACPI_STA_DEVICE_UI | ACPI_STA_DEVICE_FUNCTIONING)
81 int acpi_device_add(struct acpi_device *device,
82 void (*release)(struct device *));
83 void acpi_init_device_object(struct acpi_device *device, acpi_handle handle,
84 int type, unsigned long long sta);
85 void acpi_device_add_finalize(struct acpi_device *device);
86 void acpi_free_pnp_ids(struct acpi_device_pnp *pnp);
87 bool acpi_device_is_present(struct acpi_device *adev);
88 bool acpi_device_is_battery(struct acpi_device *adev);
90 /* --------------------------------------------------------------------------
92 -------------------------------------------------------------------------- */
93 int acpi_power_init(void);
94 void acpi_power_resources_list_free(struct list_head *list);
95 int acpi_extract_power_resources(union acpi_object *package, unsigned int start,
96 struct list_head *list);
97 int acpi_add_power_resource(acpi_handle handle);
98 void acpi_power_add_remove_device(struct acpi_device *adev, bool add);
99 int acpi_power_wakeup_list_init(struct list_head *list, int *system_level);
100 int acpi_device_sleep_wake(struct acpi_device *dev,
101 int enable, int sleep_state, int dev_state);
102 int acpi_power_get_inferred_state(struct acpi_device *device, int *state);
103 int acpi_power_on_resources(struct acpi_device *device, int state);
104 int acpi_power_transition(struct acpi_device *device, int state);
106 int acpi_device_update_power(struct acpi_device *device, int *state_p);
108 int acpi_wakeup_device_init(void);
110 #ifdef CONFIG_ARCH_MIGHT_HAVE_ACPI_PDC
111 void acpi_early_processor_set_pdc(void);
113 static inline void acpi_early_processor_set_pdc(void) {}
116 /* --------------------------------------------------------------------------
118 -------------------------------------------------------------------------- */
122 unsigned long command_addr;
123 unsigned long data_addr;
124 unsigned long global_lock;
127 wait_queue_head_t wait;
128 struct list_head list;
129 struct transaction *curr;
133 extern struct acpi_ec *first_ec;
135 /* If we find an EC via the ECDT, we need to keep a ptr to its context */
136 /* External interfaces use first EC only, so remember */
137 typedef int (*acpi_ec_query_func) (void *data);
139 int acpi_ec_init(void);
140 int acpi_ec_ecdt_probe(void);
141 int acpi_boot_ec_enable(void);
142 void acpi_ec_block_transactions(void);
143 void acpi_ec_unblock_transactions(void);
144 void acpi_ec_unblock_transactions_early(void);
145 int acpi_ec_add_query_handler(struct acpi_ec *ec, u8 query_bit,
146 acpi_handle handle, acpi_ec_query_func func,
148 void acpi_ec_remove_query_handler(struct acpi_ec *ec, u8 query_bit);
151 /*--------------------------------------------------------------------------
153 -------------------------------------------------------------------------- */
154 extern int acpi_sleep_init(void);
156 #ifdef CONFIG_ACPI_SLEEP
157 int acpi_sleep_proc_init(void);
158 int suspend_nvs_alloc(void);
159 void suspend_nvs_free(void);
160 int suspend_nvs_save(void);
161 void suspend_nvs_restore(void);
163 static inline int acpi_sleep_proc_init(void) { return 0; }
164 static inline int suspend_nvs_alloc(void) { return 0; }
165 static inline void suspend_nvs_free(void) {}
166 static inline int suspend_nvs_save(void) { return 0; }
167 static inline void suspend_nvs_restore(void) {}
170 /*--------------------------------------------------------------------------
172 -------------------------------------------------------------------------- */
173 struct platform_device;
175 struct platform_device *acpi_create_platform_device(struct acpi_device *adev);
177 /*--------------------------------------------------------------------------
179 -------------------------------------------------------------------------- */
180 #if defined(CONFIG_ACPI_VIDEO) || defined(CONFIG_ACPI_VIDEO_MODULE)
181 bool acpi_osi_is_win8(void);
184 #endif /* _ACPI_INTERNAL_H_ */