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
18 #ifndef _ACPI_INTERNAL_H_
19 #define _ACPI_INTERNAL_H_
21 #define PREFIX "ACPI: "
23 acpi_status
acpi_os_initialize1(void);
24 void init_acpi_device_notify(void);
25 int acpi_scan_init(void);
26 void acpi_pci_root_init(void);
27 void acpi_pci_link_init(void);
28 void acpi_processor_init(void);
29 void acpi_platform_init(void);
30 void acpi_pnp_init(void);
31 void acpi_int340x_thermal_init(void);
32 #ifdef CONFIG_ARM_AMBA
33 void acpi_amba_init(void);
35 static inline void acpi_amba_init(void) {}
37 int acpi_sysfs_init(void);
38 void acpi_container_init(void);
39 void acpi_memory_hotplug_init(void);
40 #ifdef CONFIG_ACPI_HOTPLUG_IOAPIC
41 int acpi_ioapic_add(struct acpi_pci_root
*root
);
42 int acpi_ioapic_remove(struct acpi_pci_root
*root
);
44 static inline int acpi_ioapic_add(struct acpi_pci_root
*root
) { return 0; }
45 static inline int acpi_ioapic_remove(struct acpi_pci_root
*root
) { return 0; }
47 #ifdef CONFIG_ACPI_DOCK
48 void register_dock_dependent_device(struct acpi_device
*adev
,
49 acpi_handle dshandle
);
50 int dock_notify(struct acpi_device
*adev
, u32 event
);
51 void acpi_dock_add(struct acpi_device
*adev
);
53 static inline void register_dock_dependent_device(struct acpi_device
*adev
,
54 acpi_handle dshandle
) {}
55 static inline int dock_notify(struct acpi_device
*adev
, u32 event
) { return -ENODEV
; }
56 static inline void acpi_dock_add(struct acpi_device
*adev
) {}
59 void acpi_cmos_rtc_init(void);
61 static inline void acpi_cmos_rtc_init(void) {}
63 int acpi_rev_override_setup(char *str
);
65 extern bool acpi_force_hot_remove
;
67 void acpi_sysfs_add_hotplug_profile(struct acpi_hotplug_profile
*hotplug
,
69 int acpi_scan_add_handler_with_hotplug(struct acpi_scan_handler
*handler
,
70 const char *hotplug_profile_name
);
71 void acpi_scan_hotplug_enabled(struct acpi_hotplug_profile
*hotplug
, bool val
);
73 #ifdef CONFIG_DEBUG_FS
74 extern struct dentry
*acpi_debugfs_dir
;
75 void acpi_debugfs_init(void);
77 static inline void acpi_debugfs_init(void) { return; }
79 void acpi_lpss_init(void);
81 void acpi_apd_init(void);
83 acpi_status
acpi_hotplug_schedule(struct acpi_device
*adev
, u32 src
);
84 bool acpi_queue_hotplug_work(struct work_struct
*work
);
85 void acpi_device_hotplug(struct acpi_device
*adev
, u32 src
);
86 bool acpi_scan_is_offline(struct acpi_device
*adev
, bool uevent
);
88 /* --------------------------------------------------------------------------
89 Device Node Initialization / Removal
90 -------------------------------------------------------------------------- */
91 #define ACPI_STA_DEFAULT (ACPI_STA_DEVICE_PRESENT | ACPI_STA_DEVICE_ENABLED | \
92 ACPI_STA_DEVICE_UI | ACPI_STA_DEVICE_FUNCTIONING)
94 extern struct list_head acpi_bus_id_list
;
96 struct acpi_device_bus_id
{
98 unsigned int instance_no
;
99 struct list_head node
;
102 int acpi_device_add(struct acpi_device
*device
,
103 void (*release
)(struct device
*));
104 void acpi_init_device_object(struct acpi_device
*device
, acpi_handle handle
,
105 int type
, unsigned long long sta
);
106 int acpi_device_setup_files(struct acpi_device
*dev
);
107 void acpi_device_remove_files(struct acpi_device
*dev
);
108 void acpi_device_add_finalize(struct acpi_device
*device
);
109 void acpi_free_pnp_ids(struct acpi_device_pnp
*pnp
);
110 bool acpi_device_is_present(struct acpi_device
*adev
);
111 bool acpi_device_is_battery(struct acpi_device
*adev
);
112 bool acpi_device_is_first_physical_node(struct acpi_device
*adev
,
113 const struct device
*dev
);
114 struct device
*acpi_get_first_physical_node(struct acpi_device
*adev
);
116 /* --------------------------------------------------------------------------
117 Device Matching and Notification
118 -------------------------------------------------------------------------- */
119 struct acpi_device
*acpi_companion_match(const struct device
*dev
);
120 int __acpi_device_uevent_modalias(struct acpi_device
*adev
,
121 struct kobj_uevent_env
*env
);
123 /* --------------------------------------------------------------------------
125 -------------------------------------------------------------------------- */
126 int acpi_power_init(void);
127 void acpi_power_resources_list_free(struct list_head
*list
);
128 int acpi_extract_power_resources(union acpi_object
*package
, unsigned int start
,
129 struct list_head
*list
);
130 int acpi_add_power_resource(acpi_handle handle
);
131 void acpi_power_add_remove_device(struct acpi_device
*adev
, bool add
);
132 int acpi_power_wakeup_list_init(struct list_head
*list
, int *system_level
);
133 int acpi_device_sleep_wake(struct acpi_device
*dev
,
134 int enable
, int sleep_state
, int dev_state
);
135 int acpi_power_get_inferred_state(struct acpi_device
*device
, int *state
);
136 int acpi_power_on_resources(struct acpi_device
*device
, int state
);
137 int acpi_power_transition(struct acpi_device
*device
, int state
);
139 int acpi_wakeup_device_init(void);
141 #ifdef CONFIG_ARCH_MIGHT_HAVE_ACPI_PDC
142 void acpi_early_processor_set_pdc(void);
144 static inline void acpi_early_processor_set_pdc(void) {}
147 /* --------------------------------------------------------------------------
149 -------------------------------------------------------------------------- */
153 unsigned long command_addr
;
154 unsigned long data_addr
;
157 unsigned long reference_count
;
159 wait_queue_head_t wait
;
160 struct list_head list
;
161 struct transaction
*curr
;
163 struct work_struct work
;
164 unsigned long timestamp
;
165 unsigned long nr_pending_queries
;
168 extern struct acpi_ec
*first_ec
;
170 /* If we find an EC via the ECDT, we need to keep a ptr to its context */
171 /* External interfaces use first EC only, so remember */
172 typedef int (*acpi_ec_query_func
) (void *data
);
174 int acpi_ec_init(void);
175 int acpi_ec_ecdt_probe(void);
176 int acpi_boot_ec_enable(void);
177 void acpi_ec_block_transactions(void);
178 void acpi_ec_unblock_transactions(void);
179 void acpi_ec_unblock_transactions_early(void);
180 int acpi_ec_add_query_handler(struct acpi_ec
*ec
, u8 query_bit
,
181 acpi_handle handle
, acpi_ec_query_func func
,
183 void acpi_ec_remove_query_handler(struct acpi_ec
*ec
, u8 query_bit
);
186 /*--------------------------------------------------------------------------
188 -------------------------------------------------------------------------- */
189 #ifdef CONFIG_ACPI_SYSTEM_POWER_STATES_SUPPORT
190 extern int acpi_sleep_init(void);
192 static inline int acpi_sleep_init(void) { return -ENXIO
; }
195 #ifdef CONFIG_ACPI_SLEEP
196 void acpi_sleep_proc_init(void);
197 int suspend_nvs_alloc(void);
198 void suspend_nvs_free(void);
199 int suspend_nvs_save(void);
200 void suspend_nvs_restore(void);
202 static inline void acpi_sleep_proc_init(void) {}
203 static inline int suspend_nvs_alloc(void) { return 0; }
204 static inline void suspend_nvs_free(void) {}
205 static inline int suspend_nvs_save(void) { return 0; }
206 static inline void suspend_nvs_restore(void) {}
209 /*--------------------------------------------------------------------------
211 -------------------------------------------------------------------------- */
212 #define ACPI_DT_NAMESPACE_HID "PRP0001"
214 void acpi_init_properties(struct acpi_device
*adev
);
215 void acpi_free_properties(struct acpi_device
*adev
);
217 #endif /* _ACPI_INTERNAL_H_ */