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 void acpi_int340x_thermal_init(void);
35 int acpi_sysfs_init(void);
36 void acpi_container_init(void);
37 void acpi_memory_hotplug_init(void);
38 #ifdef CONFIG_ACPI_HOTPLUG_IOAPIC
39 int acpi_ioapic_add(struct acpi_pci_root *root);
40 int acpi_ioapic_remove(struct acpi_pci_root *root);
42 static inline int acpi_ioapic_add(struct acpi_pci_root *root) { return 0; }
43 static inline int acpi_ioapic_remove(struct acpi_pci_root *root) { return 0; }
45 #ifdef CONFIG_ACPI_DOCK
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);
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) {}
57 void acpi_cmos_rtc_init(void);
59 static inline void acpi_cmos_rtc_init(void) {}
61 int acpi_rev_override_setup(char *str);
63 extern bool acpi_force_hot_remove;
65 void acpi_sysfs_add_hotplug_profile(struct acpi_hotplug_profile *hotplug,
67 int acpi_scan_add_handler_with_hotplug(struct acpi_scan_handler *handler,
68 const char *hotplug_profile_name);
69 void acpi_scan_hotplug_enabled(struct acpi_hotplug_profile *hotplug, bool val);
71 #ifdef CONFIG_DEBUG_FS
72 extern struct dentry *acpi_debugfs_dir;
73 int acpi_debugfs_init(void);
75 static inline void acpi_debugfs_init(void) { return; }
77 void acpi_lpss_init(void);
79 void acpi_apd_init(void);
81 acpi_status acpi_hotplug_schedule(struct acpi_device *adev, u32 src);
82 bool acpi_queue_hotplug_work(struct work_struct *work);
83 void acpi_device_hotplug(struct acpi_device *adev, u32 src);
84 bool acpi_scan_is_offline(struct acpi_device *adev, bool uevent);
86 /* --------------------------------------------------------------------------
87 Device Node Initialization / Removal
88 -------------------------------------------------------------------------- */
89 #define ACPI_STA_DEFAULT (ACPI_STA_DEVICE_PRESENT | ACPI_STA_DEVICE_ENABLED | \
90 ACPI_STA_DEVICE_UI | ACPI_STA_DEVICE_FUNCTIONING)
92 int acpi_device_add(struct acpi_device *device,
93 void (*release)(struct device *));
94 void acpi_init_device_object(struct acpi_device *device, acpi_handle handle,
95 int type, unsigned long long sta);
96 int acpi_device_setup_files(struct acpi_device *dev);
97 void acpi_device_remove_files(struct acpi_device *dev);
98 void acpi_device_add_finalize(struct acpi_device *device);
99 void acpi_free_pnp_ids(struct acpi_device_pnp *pnp);
100 bool acpi_device_is_present(struct acpi_device *adev);
101 bool acpi_device_is_battery(struct acpi_device *adev);
103 /* --------------------------------------------------------------------------
104 Device Matching and Notification
105 -------------------------------------------------------------------------- */
106 struct acpi_device *acpi_companion_match(const struct device *dev);
107 int __acpi_device_uevent_modalias(struct acpi_device *adev,
108 struct kobj_uevent_env *env);
110 /* --------------------------------------------------------------------------
112 -------------------------------------------------------------------------- */
113 int acpi_power_init(void);
114 void acpi_power_resources_list_free(struct list_head *list);
115 int acpi_extract_power_resources(union acpi_object *package, unsigned int start,
116 struct list_head *list);
117 int acpi_add_power_resource(acpi_handle handle);
118 void acpi_power_add_remove_device(struct acpi_device *adev, bool add);
119 int acpi_power_wakeup_list_init(struct list_head *list, int *system_level);
120 int acpi_device_sleep_wake(struct acpi_device *dev,
121 int enable, int sleep_state, int dev_state);
122 int acpi_power_get_inferred_state(struct acpi_device *device, int *state);
123 int acpi_power_on_resources(struct acpi_device *device, int state);
124 int acpi_power_transition(struct acpi_device *device, int state);
126 int acpi_wakeup_device_init(void);
128 #ifdef CONFIG_ARCH_MIGHT_HAVE_ACPI_PDC
129 void acpi_early_processor_set_pdc(void);
131 static inline void acpi_early_processor_set_pdc(void) {}
134 /* --------------------------------------------------------------------------
136 -------------------------------------------------------------------------- */
140 unsigned long command_addr;
141 unsigned long data_addr;
142 unsigned long global_lock;
144 unsigned long reference_count;
146 wait_queue_head_t wait;
147 struct list_head list;
148 struct transaction *curr;
150 struct work_struct work;
151 unsigned long timestamp;
152 unsigned long nr_pending_queries;
155 extern struct acpi_ec *first_ec;
157 /* If we find an EC via the ECDT, we need to keep a ptr to its context */
158 /* External interfaces use first EC only, so remember */
159 typedef int (*acpi_ec_query_func) (void *data);
161 int acpi_ec_init(void);
162 int acpi_ec_ecdt_probe(void);
163 int acpi_boot_ec_enable(void);
164 void acpi_ec_block_transactions(void);
165 void acpi_ec_unblock_transactions(void);
166 void acpi_ec_unblock_transactions_early(void);
167 int acpi_ec_add_query_handler(struct acpi_ec *ec, u8 query_bit,
168 acpi_handle handle, acpi_ec_query_func func,
170 void acpi_ec_remove_query_handler(struct acpi_ec *ec, u8 query_bit);
173 /*--------------------------------------------------------------------------
175 -------------------------------------------------------------------------- */
176 #ifdef CONFIG_ACPI_SYSTEM_POWER_STATES_SUPPORT
177 extern int acpi_sleep_init(void);
179 static inline int acpi_sleep_init(void) { return -ENXIO; }
182 #ifdef CONFIG_ACPI_SLEEP
183 int acpi_sleep_proc_init(void);
184 int suspend_nvs_alloc(void);
185 void suspend_nvs_free(void);
186 int suspend_nvs_save(void);
187 void suspend_nvs_restore(void);
189 static inline int acpi_sleep_proc_init(void) { return 0; }
190 static inline int suspend_nvs_alloc(void) { return 0; }
191 static inline void suspend_nvs_free(void) {}
192 static inline int suspend_nvs_save(void) { return 0; }
193 static inline void suspend_nvs_restore(void) {}
196 /*--------------------------------------------------------------------------
198 -------------------------------------------------------------------------- */
199 #define ACPI_DT_NAMESPACE_HID "PRP0001"
201 void acpi_init_properties(struct acpi_device *adev);
202 void acpi_free_properties(struct acpi_device *adev);
204 #endif /* _ACPI_INTERNAL_H_ */