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 int init_acpi_device_notify(void);
27 int acpi_scan_init(void);
28 int acpi_sysfs_init(void);
30 #ifdef CONFIG_DEBUG_FS
31 extern struct dentry *acpi_debugfs_dir;
32 int acpi_debugfs_init(void);
34 static inline void acpi_debugfs_init(void) { return; }
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)
43 int acpi_device_add(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_device_add_finalize(struct acpi_device *device);
48 void acpi_free_ids(struct acpi_device *device);
50 /* --------------------------------------------------------------------------
52 -------------------------------------------------------------------------- */
53 int acpi_power_init(void);
54 void acpi_power_resources_list_free(struct list_head *list);
55 int acpi_extract_power_resources(union acpi_object *package, unsigned int start,
56 struct list_head *list);
57 int acpi_add_power_resource(acpi_handle handle);
58 void acpi_power_add_remove_device(struct acpi_device *adev, bool add);
59 int acpi_power_min_system_level(struct list_head *list);
60 int acpi_device_sleep_wake(struct acpi_device *dev,
61 int enable, int sleep_state, int dev_state);
62 int acpi_power_get_inferred_state(struct acpi_device *device, int *state);
63 int acpi_power_on_resources(struct acpi_device *device, int state);
64 int acpi_power_transition(struct acpi_device *device, int state);
66 int acpi_wakeup_device_init(void);
67 void acpi_early_processor_set_pdc(void);
69 /* --------------------------------------------------------------------------
71 -------------------------------------------------------------------------- */
75 unsigned long command_addr;
76 unsigned long data_addr;
77 unsigned long global_lock;
80 wait_queue_head_t wait;
81 struct list_head list;
82 struct transaction *curr;
86 extern struct acpi_ec *first_ec;
88 int acpi_pci_root_init(void);
89 int acpi_ec_init(void);
90 int acpi_ec_ecdt_probe(void);
91 int acpi_boot_ec_enable(void);
92 void acpi_ec_block_transactions(void);
93 void acpi_ec_unblock_transactions(void);
94 void acpi_ec_unblock_transactions_early(void);
96 /*--------------------------------------------------------------------------
98 -------------------------------------------------------------------------- */
99 extern int acpi_sleep_init(void);
101 #ifdef CONFIG_ACPI_SLEEP
102 int acpi_sleep_proc_init(void);
103 int suspend_nvs_alloc(void);
104 void suspend_nvs_free(void);
105 int suspend_nvs_save(void);
106 void suspend_nvs_restore(void);
108 static inline int acpi_sleep_proc_init(void) { return 0; }
109 static inline int suspend_nvs_alloc(void) { return 0; }
110 static inline void suspend_nvs_free(void) {}
111 static inline int suspend_nvs_save(void) { return 0; }
112 static inline void suspend_nvs_restore(void) {}
115 /*--------------------------------------------------------------------------
117 -------------------------------------------------------------------------- */
118 struct platform_device;
120 struct platform_device *acpi_create_platform_device(struct acpi_device *adev);
122 #endif /* _ACPI_INTERNAL_H_ */