/* * 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. * * You should have received a copy of the GNU General Public License along with * this program; if not, write to the Free Software Foundation, Inc., * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. */ #ifndef _ACPI_INTERNAL_H_ #define _ACPI_INTERNAL_H_ #define PREFIX "ACPI: " acpi_status acpi_os_initialize1(void); int 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); int acpi_sysfs_init(void); #ifdef CONFIG_ACPI_CONTAINER void acpi_container_init(void); #else static inline void acpi_container_init(void) {} #endif #ifdef CONFIG_ACPI_DOCK void acpi_dock_init(void); #else static inline void acpi_dock_init(void) {} #endif #ifdef CONFIG_ACPI_HOTPLUG_MEMORY void acpi_memory_hotplug_init(void); #else static inline void acpi_memory_hotplug_init(void) {} #endif #ifdef CONFIG_X86 void acpi_cmos_rtc_init(void); #else static inline void acpi_cmos_rtc_init(void) {} #endif extern bool acpi_force_hot_remove; 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; int acpi_debugfs_init(void); #else static inline void acpi_debugfs_init(void) { return; } #endif #ifdef CONFIG_X86_INTEL_LPSS void acpi_lpss_init(void); #else static inline void acpi_lpss_init(void) {} #endif bool acpi_queue_hotplug_work(struct work_struct *work); bool acpi_scan_is_offline(struct acpi_device *adev, bool uevent); /* -------------------------------------------------------------------------- Device Node Initialization / Removal -------------------------------------------------------------------------- */ #define ACPI_STA_DEFAULT (ACPI_STA_DEVICE_PRESENT | ACPI_STA_DEVICE_ENABLED | \ ACPI_STA_DEVICE_UI | ACPI_STA_DEVICE_FUNCTIONING) 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); void acpi_device_add_finalize(struct acpi_device *device); void acpi_free_pnp_ids(struct acpi_device_pnp *pnp); int acpi_bind_one(struct device *dev, struct acpi_device *adev); int acpi_unbind_one(struct device *dev); bool acpi_device_is_present(struct acpi_device *adev); /* -------------------------------------------------------------------------- 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_device_update_power(struct acpi_device *device, int *state_p); int acpi_wakeup_device_init(void); void acpi_early_processor_set_pdc(void); /* -------------------------------------------------------------------------- Embedded Controller -------------------------------------------------------------------------- */ struct acpi_ec { acpi_handle handle; unsigned long gpe; unsigned long command_addr; unsigned long data_addr; unsigned long global_lock; unsigned long flags; struct mutex mutex; wait_queue_head_t wait; struct list_head list; struct transaction *curr; spinlock_t lock; }; 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_boot_ec_enable(void); void acpi_ec_block_transactions(void); void acpi_ec_unblock_transactions(void); void acpi_ec_unblock_transactions_early(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); /*-------------------------------------------------------------------------- Suspend/Resume -------------------------------------------------------------------------- */ extern int acpi_sleep_init(void); #ifdef CONFIG_ACPI_SLEEP int 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 int acpi_sleep_proc_init(void) { return 0; } static inline int suspend_nvs_alloc(void) { return 0; } static inline void suspend_nvs_free(void) {} static inline int suspend_nvs_save(void) { return 0; } static inline void suspend_nvs_restore(void) {} #endif /*-------------------------------------------------------------------------- Platform bus support -------------------------------------------------------------------------- */ struct platform_device; int acpi_create_platform_device(struct acpi_device *adev, const struct acpi_device_id *id); /*-------------------------------------------------------------------------- Video -------------------------------------------------------------------------- */ #if defined(CONFIG_ACPI_VIDEO) || defined(CONFIG_ACPI_VIDEO_MODULE) bool acpi_osi_is_win8(void); #endif /*-------------------------------------------------------------------------- Device properties -------------------------------------------------------------------------- */ void acpi_init_properties(struct acpi_device *adev); void acpi_free_properties(struct acpi_device *adev); #endif /* _ACPI_INTERNAL_H_ */