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 void acpi_pci_root_init(void);
29 void acpi_pci_link_init(void);
30 int acpi_sysfs_init(void);
31 void acpi_csrt_init(void);
33 #ifdef CONFIG_DEBUG_FS
34 extern struct dentry *acpi_debugfs_dir;
35 int acpi_debugfs_init(void);
37 static inline void acpi_debugfs_init(void) { return; }
40 /* --------------------------------------------------------------------------
41 Device Node Initialization / Removal
42 -------------------------------------------------------------------------- */
43 #define ACPI_STA_DEFAULT (ACPI_STA_DEVICE_PRESENT | ACPI_STA_DEVICE_ENABLED | \
44 ACPI_STA_DEVICE_UI | ACPI_STA_DEVICE_FUNCTIONING)
46 int acpi_device_add(struct acpi_device *device,
47 void (*release)(struct device *));
48 void acpi_init_device_object(struct acpi_device *device, acpi_handle handle,
49 int type, unsigned long long sta);
50 void acpi_device_add_finalize(struct acpi_device *device);
51 void acpi_free_ids(struct acpi_device *device);
53 /* --------------------------------------------------------------------------
55 -------------------------------------------------------------------------- */
56 int acpi_power_init(void);
57 void acpi_power_resources_list_free(struct list_head *list);
58 int acpi_extract_power_resources(union acpi_object *package, unsigned int start,
59 struct list_head *list);
60 int acpi_add_power_resource(acpi_handle handle);
61 void acpi_power_add_remove_device(struct acpi_device *adev, bool add);
62 int acpi_power_min_system_level(struct list_head *list);
63 int acpi_device_sleep_wake(struct acpi_device *dev,
64 int enable, int sleep_state, int dev_state);
65 int acpi_power_get_inferred_state(struct acpi_device *device, int *state);
66 int acpi_power_on_resources(struct acpi_device *device, int state);
67 int acpi_power_transition(struct acpi_device *device, int state);
69 int acpi_wakeup_device_init(void);
70 void acpi_early_processor_set_pdc(void);
72 /* --------------------------------------------------------------------------
74 -------------------------------------------------------------------------- */
78 unsigned long command_addr;
79 unsigned long data_addr;
80 unsigned long global_lock;
83 wait_queue_head_t wait;
84 struct list_head list;
85 struct transaction *curr;
89 extern struct acpi_ec *first_ec;
91 int acpi_ec_init(void);
92 int acpi_ec_ecdt_probe(void);
93 int acpi_boot_ec_enable(void);
94 void acpi_ec_block_transactions(void);
95 void acpi_ec_unblock_transactions(void);
96 void acpi_ec_unblock_transactions_early(void);
98 /*--------------------------------------------------------------------------
100 -------------------------------------------------------------------------- */
101 extern int acpi_sleep_init(void);
103 #ifdef CONFIG_ACPI_SLEEP
104 int acpi_sleep_proc_init(void);
105 int suspend_nvs_alloc(void);
106 void suspend_nvs_free(void);
107 int suspend_nvs_save(void);
108 void suspend_nvs_restore(void);
110 static inline int acpi_sleep_proc_init(void) { return 0; }
111 static inline int suspend_nvs_alloc(void) { return 0; }
112 static inline void suspend_nvs_free(void) {}
113 static inline int suspend_nvs_save(void) { return 0; }
114 static inline void suspend_nvs_restore(void) {}
117 /*--------------------------------------------------------------------------
119 -------------------------------------------------------------------------- */
120 struct platform_device;
122 /* Flags for acpi_create_platform_device */
123 #define ACPI_PLATFORM_CLK BIT(0)
125 struct platform_device *acpi_create_platform_device(struct acpi_device *adev,
126 unsigned long flags);
128 #endif /* _ACPI_INTERNAL_H_ */