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1/*
2 * acpi/internal.h
3 * For use by Linux/ACPI infrastructure, not drivers
4 *
5 * Copyright (c) 2009, Intel Corporation.
6 *
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.
10 *
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
14 * more details.
15 *
16 */
17
18#ifndef _ACPI_INTERNAL_H_
19#define _ACPI_INTERNAL_H_
20
21#define PREFIX "ACPI: "
22
23void acpi_initrd_initialize_tables(void);
24acpi_status acpi_os_initialize1(void);
25void init_acpi_device_notify(void);
26int acpi_scan_init(void);
27void acpi_pci_root_init(void);
28void acpi_pci_link_init(void);
29void acpi_processor_init(void);
30void acpi_platform_init(void);
31void acpi_pnp_init(void);
32void acpi_int340x_thermal_init(void);
33#ifdef CONFIG_ARM_AMBA
34void acpi_amba_init(void);
35#else
36static inline void acpi_amba_init(void) {}
37#endif
38int acpi_sysfs_init(void);
39void acpi_container_init(void);
40void acpi_memory_hotplug_init(void);
41#ifdef CONFIG_ACPI_HOTPLUG_IOAPIC
42int acpi_ioapic_add(struct acpi_pci_root *root);
43int acpi_ioapic_remove(struct acpi_pci_root *root);
44#else
45static inline int acpi_ioapic_add(struct acpi_pci_root *root) { return 0; }
46static inline int acpi_ioapic_remove(struct acpi_pci_root *root) { return 0; }
47#endif
48#ifdef CONFIG_ACPI_DOCK
49void register_dock_dependent_device(struct acpi_device *adev,
50 acpi_handle dshandle);
51int dock_notify(struct acpi_device *adev, u32 event);
52void acpi_dock_add(struct acpi_device *adev);
53#else
54static inline void register_dock_dependent_device(struct acpi_device *adev,
55 acpi_handle dshandle) {}
56static inline int dock_notify(struct acpi_device *adev, u32 event) { return -ENODEV; }
57static inline void acpi_dock_add(struct acpi_device *adev) {}
58#endif
59#ifdef CONFIG_X86
60void acpi_cmos_rtc_init(void);
61#else
62static inline void acpi_cmos_rtc_init(void) {}
63#endif
64int acpi_rev_override_setup(char *str);
65
66extern bool acpi_force_hot_remove;
67
68void acpi_sysfs_add_hotplug_profile(struct acpi_hotplug_profile *hotplug,
69 const char *name);
70int acpi_scan_add_handler_with_hotplug(struct acpi_scan_handler *handler,
71 const char *hotplug_profile_name);
72void acpi_scan_hotplug_enabled(struct acpi_hotplug_profile *hotplug, bool val);
73
74#ifdef CONFIG_DEBUG_FS
75extern struct dentry *acpi_debugfs_dir;
76void acpi_debugfs_init(void);
77#else
78static inline void acpi_debugfs_init(void) { return; }
79#endif
80void acpi_lpss_init(void);
81
82void acpi_apd_init(void);
83
84acpi_status acpi_hotplug_schedule(struct acpi_device *adev, u32 src);
85bool acpi_queue_hotplug_work(struct work_struct *work);
86void acpi_device_hotplug(struct acpi_device *adev, u32 src);
87bool acpi_scan_is_offline(struct acpi_device *adev, bool uevent);
88
89/* --------------------------------------------------------------------------
90 Device Node Initialization / Removal
91 -------------------------------------------------------------------------- */
92#define ACPI_STA_DEFAULT (ACPI_STA_DEVICE_PRESENT | ACPI_STA_DEVICE_ENABLED | \
93 ACPI_STA_DEVICE_UI | ACPI_STA_DEVICE_FUNCTIONING)
94
95extern struct list_head acpi_bus_id_list;
96
97struct acpi_device_bus_id {
98 char bus_id[15];
99 unsigned int instance_no;
100 struct list_head node;
101};
102
103int acpi_device_add(struct acpi_device *device,
104 void (*release)(struct device *));
105void acpi_init_device_object(struct acpi_device *device, acpi_handle handle,
106 int type, unsigned long long sta);
107int acpi_device_setup_files(struct acpi_device *dev);
108void acpi_device_remove_files(struct acpi_device *dev);
109void acpi_device_add_finalize(struct acpi_device *device);
110void acpi_free_pnp_ids(struct acpi_device_pnp *pnp);
111bool acpi_device_is_present(struct acpi_device *adev);
112bool acpi_device_is_battery(struct acpi_device *adev);
113bool acpi_device_is_first_physical_node(struct acpi_device *adev,
114 const struct device *dev);
115struct device *acpi_get_first_physical_node(struct acpi_device *adev);
116
117/* --------------------------------------------------------------------------
118 Device Matching and Notification
119 -------------------------------------------------------------------------- */
120struct acpi_device *acpi_companion_match(const struct device *dev);
121int __acpi_device_uevent_modalias(struct acpi_device *adev,
122 struct kobj_uevent_env *env);
123
124/* --------------------------------------------------------------------------
125 Power Resource
126 -------------------------------------------------------------------------- */
127int acpi_power_init(void);
128void acpi_power_resources_list_free(struct list_head *list);
129int acpi_extract_power_resources(union acpi_object *package, unsigned int start,
130 struct list_head *list);
131int acpi_add_power_resource(acpi_handle handle);
132void acpi_power_add_remove_device(struct acpi_device *adev, bool add);
133int acpi_power_wakeup_list_init(struct list_head *list, int *system_level);
134int acpi_device_sleep_wake(struct acpi_device *dev,
135 int enable, int sleep_state, int dev_state);
136int acpi_power_get_inferred_state(struct acpi_device *device, int *state);
137int acpi_power_on_resources(struct acpi_device *device, int state);
138int acpi_power_transition(struct acpi_device *device, int state);
139
140int acpi_wakeup_device_init(void);
141
142#ifdef CONFIG_ARCH_MIGHT_HAVE_ACPI_PDC
143void acpi_early_processor_set_pdc(void);
144#else
145static inline void acpi_early_processor_set_pdc(void) {}
146#endif
147
148#ifdef CONFIG_X86
149void acpi_early_processor_osc(void);
150#else
151static inline void acpi_early_processor_osc(void) {}
152#endif
153
154/* --------------------------------------------------------------------------
155 Embedded Controller
156 -------------------------------------------------------------------------- */
157struct acpi_ec {
158 acpi_handle handle;
159 unsigned long gpe;
160 unsigned long command_addr;
161 unsigned long data_addr;
162 bool global_lock;
163 unsigned long flags;
164 unsigned long reference_count;
165 struct mutex mutex;
166 wait_queue_head_t wait;
167 struct list_head list;
168 struct transaction *curr;
169 spinlock_t lock;
170 struct work_struct work;
171 unsigned long timestamp;
172 unsigned long nr_pending_queries;
173};
174
175extern struct acpi_ec *first_ec;
176
177/* If we find an EC via the ECDT, we need to keep a ptr to its context */
178/* External interfaces use first EC only, so remember */
179typedef int (*acpi_ec_query_func) (void *data);
180
181int acpi_ec_init(void);
182int acpi_ec_ecdt_probe(void);
183int acpi_boot_ec_enable(void);
184void acpi_ec_block_transactions(void);
185void acpi_ec_unblock_transactions(void);
186void acpi_ec_unblock_transactions_early(void);
187int acpi_ec_add_query_handler(struct acpi_ec *ec, u8 query_bit,
188 acpi_handle handle, acpi_ec_query_func func,
189 void *data);
190void acpi_ec_remove_query_handler(struct acpi_ec *ec, u8 query_bit);
191
192
193/*--------------------------------------------------------------------------
194 Suspend/Resume
195 -------------------------------------------------------------------------- */
196#ifdef CONFIG_ACPI_SYSTEM_POWER_STATES_SUPPORT
197extern int acpi_sleep_init(void);
198#else
199static inline int acpi_sleep_init(void) { return -ENXIO; }
200#endif
201
202#ifdef CONFIG_ACPI_SLEEP
203void acpi_sleep_proc_init(void);
204int suspend_nvs_alloc(void);
205void suspend_nvs_free(void);
206int suspend_nvs_save(void);
207void suspend_nvs_restore(void);
208#else
209static inline void acpi_sleep_proc_init(void) {}
210static inline int suspend_nvs_alloc(void) { return 0; }
211static inline void suspend_nvs_free(void) {}
212static inline int suspend_nvs_save(void) { return 0; }
213static inline void suspend_nvs_restore(void) {}
214#endif
215
216/*--------------------------------------------------------------------------
217 Device properties
218 -------------------------------------------------------------------------- */
219#define ACPI_DT_NAMESPACE_HID "PRP0001"
220
221void acpi_init_properties(struct acpi_device *adev);
222void acpi_free_properties(struct acpi_device *adev);
223
224#endif /* _ACPI_INTERNAL_H_ */
1/*
2 * acpi/internal.h
3 * For use by Linux/ACPI infrastructure, not drivers
4 *
5 * Copyright (c) 2009, Intel Corporation.
6 *
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.
10 *
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
14 * more details.
15 *
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.
19 */
20
21#ifndef _ACPI_INTERNAL_H_
22#define _ACPI_INTERNAL_H_
23
24#define PREFIX "ACPI: "
25
26acpi_status acpi_os_initialize1(void);
27int init_acpi_device_notify(void);
28int acpi_scan_init(void);
29void acpi_pci_root_init(void);
30void acpi_pci_link_init(void);
31void acpi_processor_init(void);
32void acpi_platform_init(void);
33int acpi_sysfs_init(void);
34#ifdef CONFIG_ACPI_CONTAINER
35void acpi_container_init(void);
36#else
37static inline void acpi_container_init(void) {}
38#endif
39#ifdef CONFIG_ACPI_DOCK
40void register_dock_dependent_device(struct acpi_device *adev,
41 acpi_handle dshandle);
42int dock_notify(struct acpi_device *adev, u32 event);
43void acpi_dock_add(struct acpi_device *adev);
44#else
45static inline void register_dock_dependent_device(struct acpi_device *adev,
46 acpi_handle dshandle) {}
47static inline int dock_notify(struct acpi_device *adev, u32 event) { return -ENODEV; }
48static inline void acpi_dock_add(struct acpi_device *adev) {}
49#endif
50#ifdef CONFIG_ACPI_HOTPLUG_MEMORY
51void acpi_memory_hotplug_init(void);
52#else
53static inline void acpi_memory_hotplug_init(void) {}
54#endif
55#ifdef CONFIG_X86
56void acpi_cmos_rtc_init(void);
57#else
58static inline void acpi_cmos_rtc_init(void) {}
59#endif
60
61extern bool acpi_force_hot_remove;
62
63void acpi_sysfs_add_hotplug_profile(struct acpi_hotplug_profile *hotplug,
64 const char *name);
65int acpi_scan_add_handler_with_hotplug(struct acpi_scan_handler *handler,
66 const char *hotplug_profile_name);
67void acpi_scan_hotplug_enabled(struct acpi_hotplug_profile *hotplug, bool val);
68
69#ifdef CONFIG_DEBUG_FS
70extern struct dentry *acpi_debugfs_dir;
71int acpi_debugfs_init(void);
72#else
73static inline void acpi_debugfs_init(void) { return; }
74#endif
75#ifdef CONFIG_X86_INTEL_LPSS
76void acpi_lpss_init(void);
77#else
78static inline void acpi_lpss_init(void) {}
79#endif
80
81acpi_status acpi_hotplug_schedule(struct acpi_device *adev, u32 src);
82bool acpi_queue_hotplug_work(struct work_struct *work);
83void acpi_device_hotplug(struct acpi_device *adev, u32 src);
84bool acpi_scan_is_offline(struct acpi_device *adev, bool uevent);
85
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)
91
92int acpi_device_add(struct acpi_device *device,
93 void (*release)(struct device *));
94void acpi_init_device_object(struct acpi_device *device, acpi_handle handle,
95 int type, unsigned long long sta);
96void acpi_device_add_finalize(struct acpi_device *device);
97void acpi_free_pnp_ids(struct acpi_device_pnp *pnp);
98int acpi_bind_one(struct device *dev, struct acpi_device *adev);
99int acpi_unbind_one(struct device *dev);
100bool acpi_device_is_present(struct acpi_device *adev);
101bool acpi_device_is_battery(struct acpi_device *adev);
102
103/* --------------------------------------------------------------------------
104 Power Resource
105 -------------------------------------------------------------------------- */
106int acpi_power_init(void);
107void acpi_power_resources_list_free(struct list_head *list);
108int acpi_extract_power_resources(union acpi_object *package, unsigned int start,
109 struct list_head *list);
110int acpi_add_power_resource(acpi_handle handle);
111void acpi_power_add_remove_device(struct acpi_device *adev, bool add);
112int acpi_power_wakeup_list_init(struct list_head *list, int *system_level);
113int acpi_device_sleep_wake(struct acpi_device *dev,
114 int enable, int sleep_state, int dev_state);
115int acpi_power_get_inferred_state(struct acpi_device *device, int *state);
116int acpi_power_on_resources(struct acpi_device *device, int state);
117int acpi_power_transition(struct acpi_device *device, int state);
118
119int acpi_device_update_power(struct acpi_device *device, int *state_p);
120
121int acpi_wakeup_device_init(void);
122void acpi_early_processor_set_pdc(void);
123
124/* --------------------------------------------------------------------------
125 Embedded Controller
126 -------------------------------------------------------------------------- */
127struct acpi_ec {
128 acpi_handle handle;
129 unsigned long gpe;
130 unsigned long command_addr;
131 unsigned long data_addr;
132 unsigned long global_lock;
133 unsigned long flags;
134 struct mutex mutex;
135 wait_queue_head_t wait;
136 struct list_head list;
137 struct transaction *curr;
138 spinlock_t lock;
139};
140
141extern struct acpi_ec *first_ec;
142
143/* If we find an EC via the ECDT, we need to keep a ptr to its context */
144/* External interfaces use first EC only, so remember */
145typedef int (*acpi_ec_query_func) (void *data);
146
147int acpi_ec_init(void);
148int acpi_ec_ecdt_probe(void);
149int acpi_boot_ec_enable(void);
150void acpi_ec_block_transactions(void);
151void acpi_ec_unblock_transactions(void);
152void acpi_ec_unblock_transactions_early(void);
153int acpi_ec_add_query_handler(struct acpi_ec *ec, u8 query_bit,
154 acpi_handle handle, acpi_ec_query_func func,
155 void *data);
156void acpi_ec_remove_query_handler(struct acpi_ec *ec, u8 query_bit);
157
158
159/*--------------------------------------------------------------------------
160 Suspend/Resume
161 -------------------------------------------------------------------------- */
162extern int acpi_sleep_init(void);
163
164#ifdef CONFIG_ACPI_SLEEP
165int acpi_sleep_proc_init(void);
166int suspend_nvs_alloc(void);
167void suspend_nvs_free(void);
168int suspend_nvs_save(void);
169void suspend_nvs_restore(void);
170#else
171static inline int acpi_sleep_proc_init(void) { return 0; }
172static inline int suspend_nvs_alloc(void) { return 0; }
173static inline void suspend_nvs_free(void) {}
174static inline int suspend_nvs_save(void) { return 0; }
175static inline void suspend_nvs_restore(void) {}
176#endif
177
178/*--------------------------------------------------------------------------
179 Platform bus support
180 -------------------------------------------------------------------------- */
181struct platform_device;
182
183int acpi_create_platform_device(struct acpi_device *adev,
184 const struct acpi_device_id *id);
185
186/*--------------------------------------------------------------------------
187 Video
188 -------------------------------------------------------------------------- */
189#if defined(CONFIG_ACPI_VIDEO) || defined(CONFIG_ACPI_VIDEO_MODULE)
190bool acpi_osi_is_win8(void);
191#endif
192
193#endif /* _ACPI_INTERNAL_H_ */