blob: 8ae27264a00e88364f45ae55e9d754ed3dbdc074 [file] [log] [blame]
Len Browna192a952009-07-28 16:45:54 -04001/*
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
Thomas Renninger1195a092010-07-16 13:11:31 +020021#ifndef _ACPI_INTERNAL_H_
22#define _ACPI_INTERNAL_H_
23
24#include <linux/sysdev.h>
25
Len Browna192a952009-07-28 16:45:54 -040026#define PREFIX "ACPI: "
Bjorn Helgaase60cc7a2009-03-13 12:08:26 -060027
Bjorn Helgaas0e465172009-03-24 16:50:09 -060028int init_acpi_device_notify(void);
Bjorn Helgaase747f272009-03-24 16:49:43 -060029int acpi_scan_init(void);
Bjorn Helgaas141a0af2009-03-24 16:49:58 -060030int acpi_system_init(void);
Bjorn Helgaase747f272009-03-24 16:49:43 -060031
Bjorn Helgaas84f810c2009-03-24 16:50:03 -060032#ifdef CONFIG_ACPI_DEBUG
33int acpi_debug_init(void);
34#else
35static inline int acpi_debug_init(void) { return 0; }
36#endif
37
Bjorn Helgaase60cc7a2009-03-13 12:08:26 -060038/* --------------------------------------------------------------------------
39 Power Resource
40 -------------------------------------------------------------------------- */
Bjorn Helgaas44515372009-03-24 16:49:53 -060041int acpi_power_init(void);
Bjorn Helgaase60cc7a2009-03-13 12:08:26 -060042int acpi_device_sleep_wake(struct acpi_device *dev,
43 int enable, int sleep_state, int dev_state);
Bjorn Helgaase60cc7a2009-03-13 12:08:26 -060044int acpi_power_get_inferred_state(struct acpi_device *device);
45int acpi_power_transition(struct acpi_device *device, int state);
46extern int acpi_power_nocheck;
47
Bjorn Helgaas201b8c62009-03-24 16:50:19 -060048int acpi_wakeup_device_init(void);
Alex Chiang78f16992009-12-20 12:19:09 -070049void acpi_early_processor_set_pdc(void);
Bjorn Helgaas201b8c62009-03-24 16:50:19 -060050
Bjorn Helgaase60cc7a2009-03-13 12:08:26 -060051/* --------------------------------------------------------------------------
52 Embedded Controller
53 -------------------------------------------------------------------------- */
Thomas Renninger1195a092010-07-16 13:11:31 +020054struct acpi_ec {
55 acpi_handle handle;
56 unsigned long gpe;
57 unsigned long command_addr;
58 unsigned long data_addr;
59 unsigned long global_lock;
60 unsigned long flags;
61 struct mutex lock;
62 wait_queue_head_t wait;
63 struct list_head list;
64 struct transaction *curr;
65 spinlock_t curr_lock;
66 struct sys_device sysdev;
67};
68
69extern struct acpi_ec *first_ec;
70
Bjorn Helgaasa5f820f2009-03-24 16:49:48 -060071int acpi_ec_init(void);
Bjorn Helgaase60cc7a2009-03-13 12:08:26 -060072int acpi_ec_ecdt_probe(void);
73int acpi_boot_ec_enable(void);
Rafael J. Wysockife955682010-04-09 01:40:38 +020074void acpi_ec_block_transactions(void);
75void acpi_ec_unblock_transactions(void);
76void acpi_ec_unblock_transactions_early(void);
Bjorn Helgaase60cc7a2009-03-13 12:08:26 -060077
78/*--------------------------------------------------------------------------
79 Suspend/Resume
80 -------------------------------------------------------------------------- */
81extern int acpi_sleep_init(void);
Bjorn Helgaas9cee43e2009-03-24 16:50:14 -060082
83#ifdef CONFIG_ACPI_SLEEP
84int acpi_sleep_proc_init(void);
85#else
86static inline int acpi_sleep_proc_init(void) { return 0; }
87#endif
Thomas Renninger1195a092010-07-16 13:11:31 +020088
89#endif /* _ACPI_INTERNAL_H_ */