/* * 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_ #include <linux/sysdev.h> #define PREFIX "ACPI: " int init_acpi_device_notify(void); int acpi_scan_init(void); int acpi_sysfs_init(void); #ifdef CONFIG_DEBUG_FS int acpi_debugfs_init(void); #else static inline int acpi_debugfs_init(void) { return 0; } #endif /* -------------------------------------------------------------------------- Power Resource -------------------------------------------------------------------------- */ int acpi_power_init(void); 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 acpi_power_transition(struct acpi_device *device, int state); extern int acpi_power_nocheck; 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 lock; wait_queue_head_t wait; struct list_head list; struct transaction *curr; spinlock_t curr_lock; struct sys_device sysdev; }; extern struct acpi_ec *first_ec; 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); /*-------------------------------------------------------------------------- Suspend/Resume -------------------------------------------------------------------------- */ extern int acpi_sleep_init(void); #ifdef CONFIG_ACPI_SLEEP int acpi_sleep_proc_init(void); #else static inline int acpi_sleep_proc_init(void) { return 0; } #endif #endif /* _ACPI_INTERNAL_H_ */