mirror of https://gitee.com/openkylin/linux.git
97 lines
3.2 KiB
C
97 lines
3.2 KiB
C
/*
|
|
* 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: "
|
|
|
|
int init_acpi_device_notify(void);
|
|
int acpi_scan_init(void);
|
|
int acpi_sysfs_init(void);
|
|
|
|
#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
|
|
|
|
/* --------------------------------------------------------------------------
|
|
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 *state);
|
|
int acpi_power_on_resources(struct acpi_device *device, int state);
|
|
int acpi_power_transition(struct acpi_device *device, int state);
|
|
int acpi_bus_init_power(struct acpi_device *device);
|
|
|
|
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;
|
|
|
|
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);
|
|
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
|
|
|
|
#endif /* _ACPI_INTERNAL_H_ */
|