Release 4.14 drivers/acpi/internal.h
/*
* acpi/internal.h
* For use by Linux/ACPI infrastructure, not drivers
*
* Copyright (c) 2009, Intel Corporation.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms and conditions of the GNU General Public License,
* version 2, as published by the Free Software Foundation.
*
* This program is distributed in the hope it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
* more details.
*
*/
#ifndef _ACPI_INTERNAL_H_
#define _ACPI_INTERNAL_H_
#define PREFIX "ACPI: "
int early_acpi_osi_init(void);
int acpi_osi_init(void);
acpi_status acpi_os_initialize1(void);
void init_acpi_device_notify(void);
int acpi_scan_init(void);
void acpi_pci_root_init(void);
void acpi_pci_link_init(void);
void acpi_processor_init(void);
void acpi_platform_init(void);
void acpi_pnp_init(void);
void acpi_int340x_thermal_init(void);
#ifdef CONFIG_ARM_AMBA
void acpi_amba_init(void);
#else
static inline void acpi_amba_init(void) {}
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#endif
int acpi_sysfs_init(void);
void acpi_gpe_apply_masked_gpes(void);
void acpi_container_init(void);
void acpi_memory_hotplug_init(void);
#ifdef CONFIG_ACPI_HOTPLUG_IOAPIC
void pci_ioapic_remove(struct acpi_pci_root *root);
int acpi_ioapic_remove(struct acpi_pci_root *root);
#else
static inline void pci_ioapic_remove(struct acpi_pci_root *root) { return; }
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static inline int acpi_ioapic_remove(struct acpi_pci_root *root) { return 0; }
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#endif
#ifdef CONFIG_ACPI_DOCK
void register_dock_dependent_device(struct acpi_device *adev,
acpi_handle dshandle);
int dock_notify(struct acpi_device *adev, u32 event);
void acpi_dock_add(struct acpi_device *adev);
#else
static inline void register_dock_dependent_device(struct acpi_device *adev,
acpi_handle dshandle) {}
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static inline int dock_notify(struct acpi_device *adev, u32 event) { return -ENODEV; }
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static inline void acpi_dock_add(struct acpi_device *adev) {}
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#endif
#ifdef CONFIG_X86
void acpi_cmos_rtc_init(void);
#else
static inline void acpi_cmos_rtc_init(void) {}
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#endif
int acpi_rev_override_setup(char *str);
void acpi_sysfs_add_hotplug_profile(struct acpi_hotplug_profile *hotplug,
const char *name);
int acpi_scan_add_handler_with_hotplug(struct acpi_scan_handler *handler,
const char *hotplug_profile_name);
void acpi_scan_hotplug_enabled(struct acpi_hotplug_profile *hotplug, bool val);
#ifdef CONFIG_DEBUG_FS
extern struct dentry *acpi_debugfs_dir;
void acpi_debugfs_init(void);
#else
static inline void acpi_debugfs_init(void) { return; }
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#endif
void acpi_lpss_init(void);
void acpi_apd_init(void);
acpi_status acpi_hotplug_schedule(struct acpi_device *adev, u32 src);
bool acpi_queue_hotplug_work(struct work_struct *work);
void acpi_device_hotplug(struct acpi_device *adev, u32 src);
bool acpi_scan_is_offline(struct acpi_device *adev, bool uevent);
acpi_status acpi_sysfs_table_handler(u32 event, void *table, void *context);
void acpi_scan_table_handler(u32 event, void *table, void *context);
/* --------------------------------------------------------------------------
Device Node Initialization / Removal
-------------------------------------------------------------------------- */
#define ACPI_STA_DEFAULT (ACPI_STA_DEVICE_PRESENT | ACPI_STA_DEVICE_ENABLED | \
ACPI_STA_DEVICE_UI | ACPI_STA_DEVICE_FUNCTIONING)
extern struct list_head acpi_bus_id_list;
struct acpi_device_bus_id {
char bus_id[15];
unsigned int instance_no;
struct list_head node;
};
int acpi_device_add(struct acpi_device *device,
void (*release)(struct device *));
void acpi_init_device_object(struct acpi_device *device, acpi_handle handle,
int type, unsigned long long sta);
int acpi_device_setup_files(struct acpi_device *dev);
void acpi_device_remove_files(struct acpi_device *dev);
void acpi_device_add_finalize(struct acpi_device *device);
void acpi_free_pnp_ids(struct acpi_device_pnp *pnp);
bool acpi_device_is_present(const struct acpi_device *adev);
bool acpi_device_is_battery(struct acpi_device *adev);
bool acpi_device_is_first_physical_node(struct acpi_device *adev,
const struct device *dev);
/* --------------------------------------------------------------------------
Device Matching and Notification
-------------------------------------------------------------------------- */
struct acpi_device *acpi_companion_match(const struct device *dev);
int __acpi_device_uevent_modalias(struct acpi_device *adev,
struct kobj_uevent_env *env);
/* --------------------------------------------------------------------------
Power Resource
-------------------------------------------------------------------------- */
int acpi_power_init(void);
void acpi_power_resources_list_free(struct list_head *list);
int acpi_extract_power_resources(union acpi_object *package, unsigned int start,
struct list_head *list);
int acpi_add_power_resource(acpi_handle handle);
void acpi_power_add_remove_device(struct acpi_device *adev, bool add);
int acpi_power_wakeup_list_init(struct list_head *list, int *system_level);
int acpi_device_sleep_wake(struct acpi_device *dev,
int enable, int sleep_state, int dev_state);
int acpi_power_get_inferred_state(struct acpi_device *device, int *state);
int acpi_power_on_resources(struct acpi_device *device, int state);
int acpi_power_transition(struct acpi_device *device, int state);
int acpi_wakeup_device_init(void);
#ifdef CONFIG_ARCH_MIGHT_HAVE_ACPI_PDC
void acpi_early_processor_set_pdc(void);
#else
static inline void acpi_early_processor_set_pdc(void) {}
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#endif
#ifdef CONFIG_X86
void acpi_early_processor_osc(void);
#else
static inline void acpi_early_processor_osc(void) {}
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#endif
/* --------------------------------------------------------------------------
Embedded Controller
-------------------------------------------------------------------------- */
struct acpi_ec {
acpi_handle handle;
unsigned long gpe;
unsigned long command_addr;
unsigned long data_addr;
bool global_lock;
unsigned long flags;
unsigned long reference_count;
struct mutex mutex;
wait_queue_head_t wait;
struct list_head list;
struct transaction *curr;
spinlock_t lock;
struct work_struct work;
unsigned long timestamp;
unsigned long nr_pending_queries;
bool busy_polling;
unsigned int polling_guard;
};
extern struct acpi_ec *first_ec;
/* If we find an EC via the ECDT, we need to keep a ptr to its context */
/* External interfaces use first EC only, so remember */
typedef int (*acpi_ec_query_func) (void *data);
int acpi_ec_init(void);
int acpi_ec_ecdt_probe(void);
int acpi_ec_dsdt_probe(void);
void acpi_ec_block_transactions(void);
void acpi_ec_unblock_transactions(void);
int acpi_ec_add_query_handler(struct acpi_ec *ec, u8 query_bit,
acpi_handle handle, acpi_ec_query_func func,
void *data);
void acpi_ec_remove_query_handler(struct acpi_ec *ec, u8 query_bit);
#ifdef CONFIG_PM_SLEEP
void acpi_ec_flush_work(void);
#endif
/*--------------------------------------------------------------------------
Suspend/Resume
-------------------------------------------------------------------------- */
#ifdef CONFIG_ACPI_SYSTEM_POWER_STATES_SUPPORT
extern bool acpi_s2idle_wakeup(void);
extern bool acpi_sleep_no_ec_events(void);
extern int acpi_sleep_init(void);
#else
static inline bool acpi_s2idle_wakeup(void) { return false; }
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static inline bool acpi_sleep_no_ec_events(void) { return true; }
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static inline int acpi_sleep_init(void) { return -ENXIO; }
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#endif
#ifdef CONFIG_ACPI_SLEEP
void acpi_sleep_proc_init(void);
int suspend_nvs_alloc(void);
void suspend_nvs_free(void);
int suspend_nvs_save(void);
void suspend_nvs_restore(void);
#else
static inline void acpi_sleep_proc_init(void) {}
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static inline int suspend_nvs_alloc(void) { return 0; }
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static inline void suspend_nvs_free(void) {}
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static inline int suspend_nvs_save(void) { return 0; }
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static inline void suspend_nvs_restore(void) {}
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#endif
/*--------------------------------------------------------------------------
Device properties
-------------------------------------------------------------------------- */
#define ACPI_DT_NAMESPACE_HID "PRP0001"
void acpi_init_properties(struct acpi_device *adev);
void acpi_free_properties(struct acpi_device *adev);
#ifdef CONFIG_X86
void acpi_extract_apple_properties(struct acpi_device *adev);
#else
static inline void acpi_extract_apple_properties(struct acpi_device *adev) {}
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#endif
/*--------------------------------------------------------------------------
Watchdog
-------------------------------------------------------------------------- */
#ifdef CONFIG_ACPI_WATCHDOG
void acpi_watchdog_init(void);
#else
static inline void acpi_watchdog_init(void) {}
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#endif
#endif /* _ACPI_INTERNAL_H_ */
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| Jiang Liu | 50 | 4.27% | 2 | 2.22% |
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| Rui Zhang | 35 | 2.99% | 4 | 4.44% |
| Octavian Purdila | 30 | 2.56% | 1 | 1.11% |
| Rui Y Wang | 22 | 1.88% | 1 | 1.11% |
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| Lan Tianyu | 19 | 1.62% | 1 | 1.11% |
| Hanjun Guo | 15 | 1.28% | 1 | 1.11% |
| Alexander Chiang | 6 | 0.51% | 1 | 1.11% |
| Ken Xue | 5 | 0.43% | 1 | 1.11% |
| Rami Rosen | 4 | 0.34% | 2 | 2.22% |
| Len Brown | 4 | 0.34% | 1 | 1.11% |
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| Feng Tang | 2 | 0.17% | 1 | 1.11% |
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