Len Brown | a192a95 | 2009-07-28 16:45:54 -0400 | [diff] [blame] | 1 | /* |
| 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 Renninger | 1195a09 | 2010-07-16 13:11:31 +0200 | [diff] [blame] | 21 | #ifndef _ACPI_INTERNAL_H_ |
| 22 | #define _ACPI_INTERNAL_H_ |
| 23 | |
Len Brown | a192a95 | 2009-07-28 16:45:54 -0400 | [diff] [blame] | 24 | #define PREFIX "ACPI: " |
Bjorn Helgaas | e60cc7a | 2009-03-13 12:08:26 -0600 | [diff] [blame] | 25 | |
Lv Zheng | 1129c92 | 2013-07-23 16:11:55 +0800 | [diff] [blame] | 26 | acpi_status acpi_os_initialize1(void); |
Bjorn Helgaas | 0e46517 | 2009-03-24 16:50:09 -0600 | [diff] [blame] | 27 | int init_acpi_device_notify(void); |
Bjorn Helgaas | e747f27 | 2009-03-24 16:49:43 -0600 | [diff] [blame] | 28 | int acpi_scan_init(void); |
Rafael J. Wysocki | 00c43b9 | 2013-01-30 14:27:33 +0100 | [diff] [blame] | 29 | void acpi_pci_root_init(void); |
Rafael J. Wysocki | 4daeaf6 | 2013-01-30 14:27:37 +0100 | [diff] [blame] | 30 | void acpi_pci_link_init(void); |
Rafael J. Wysocki | ac212b6 | 2013-05-03 00:26:22 +0200 | [diff] [blame] | 31 | void acpi_processor_init(void); |
Rafael J. Wysocki | 141a297 | 2013-01-30 14:27:40 +0100 | [diff] [blame] | 32 | void acpi_platform_init(void); |
Zhang Rui | eec15ed | 2014-05-30 04:23:01 +0200 | [diff] [blame] | 33 | void acpi_pnp_init(void); |
Zhang Rui | 3230bbf | 2014-03-14 00:34:05 +0800 | [diff] [blame] | 34 | void acpi_int340x_thermal_init(void); |
Zhang Rui | 1c8fce2 | 2010-07-15 10:46:30 +0800 | [diff] [blame] | 35 | int acpi_sysfs_init(void); |
Rafael J. Wysocki | 737f1a9 | 2013-02-08 23:52:39 +0100 | [diff] [blame] | 36 | void acpi_container_init(void); |
Rafael J. Wysocki | cccd420 | 2014-05-30 04:29:14 +0200 | [diff] [blame] | 37 | void acpi_memory_hotplug_init(void); |
Jiang Liu | c183619 | 2015-02-05 13:44:49 +0800 | [diff] [blame] | 38 | #ifdef CONFIG_ACPI_HOTPLUG_IOAPIC |
| 39 | int acpi_ioapic_add(struct acpi_pci_root *root); |
| 40 | int acpi_ioapic_remove(struct acpi_pci_root *root); |
| 41 | #else |
| 42 | static inline int acpi_ioapic_add(struct acpi_pci_root *root) { return 0; } |
| 43 | static inline int acpi_ioapic_remove(struct acpi_pci_root *root) { return 0; } |
| 44 | #endif |
Jiang Liu | 94add0f | 2013-06-23 00:59:55 +0200 | [diff] [blame] | 45 | #ifdef CONFIG_ACPI_DOCK |
Rafael J. Wysocki | 1e2380c | 2014-02-16 01:51:01 +0100 | [diff] [blame] | 46 | void register_dock_dependent_device(struct acpi_device *adev, |
| 47 | acpi_handle dshandle); |
| 48 | int dock_notify(struct acpi_device *adev, u32 event); |
| 49 | void acpi_dock_add(struct acpi_device *adev); |
Jiang Liu | 94add0f | 2013-06-23 00:59:55 +0200 | [diff] [blame] | 50 | #else |
Rafael J. Wysocki | 1e2380c | 2014-02-16 01:51:01 +0100 | [diff] [blame] | 51 | static inline void register_dock_dependent_device(struct acpi_device *adev, |
| 52 | acpi_handle dshandle) {} |
| 53 | static inline int dock_notify(struct acpi_device *adev, u32 event) { return -ENODEV; } |
| 54 | static inline void acpi_dock_add(struct acpi_device *adev) {} |
Jiang Liu | 94add0f | 2013-06-23 00:59:55 +0200 | [diff] [blame] | 55 | #endif |
Lan Tianyu | 2fa97fe | 2013-06-05 02:27:50 +0000 | [diff] [blame] | 56 | #ifdef CONFIG_X86 |
| 57 | void acpi_cmos_rtc_init(void); |
| 58 | #else |
| 59 | static inline void acpi_cmos_rtc_init(void) {} |
| 60 | #endif |
Rafael J. Wysocki | 18d78b6 | 2015-07-03 01:06:00 +0200 | [diff] [blame] | 61 | int acpi_rev_override_setup(char *str); |
Bjorn Helgaas | e747f27 | 2009-03-24 16:49:43 -0600 | [diff] [blame] | 62 | |
Rafael J. Wysocki | 683058e | 2013-05-03 00:26:16 +0200 | [diff] [blame] | 63 | extern bool acpi_force_hot_remove; |
| 64 | |
Rafael J. Wysocki | 3f8055c | 2013-03-03 23:08:16 +0100 | [diff] [blame] | 65 | void acpi_sysfs_add_hotplug_profile(struct acpi_hotplug_profile *hotplug, |
| 66 | const char *name); |
| 67 | int acpi_scan_add_handler_with_hotplug(struct acpi_scan_handler *handler, |
| 68 | const char *hotplug_profile_name); |
| 69 | void acpi_scan_hotplug_enabled(struct acpi_hotplug_profile *hotplug, bool val); |
| 70 | |
Zhang Rui | a25ee92 | 2010-07-15 10:46:15 +0800 | [diff] [blame] | 71 | #ifdef CONFIG_DEBUG_FS |
Thomas Renninger | aecad43 | 2011-05-26 12:26:23 +0200 | [diff] [blame] | 72 | extern struct dentry *acpi_debugfs_dir; |
Zhang Rui | a25ee92 | 2010-07-15 10:46:15 +0800 | [diff] [blame] | 73 | int acpi_debugfs_init(void); |
| 74 | #else |
Thomas Renninger | aecad43 | 2011-05-26 12:26:23 +0200 | [diff] [blame] | 75 | static inline void acpi_debugfs_init(void) { return; } |
Zhang Rui | a25ee92 | 2010-07-15 10:46:15 +0800 | [diff] [blame] | 76 | #endif |
Rafael J. Wysocki | f58b082 | 2013-03-06 23:46:20 +0100 | [diff] [blame] | 77 | void acpi_lpss_init(void); |
Zhang Rui | a25ee92 | 2010-07-15 10:46:15 +0800 | [diff] [blame] | 78 | |
Ken Xue | 92082a8 | 2015-02-06 08:27:51 +0800 | [diff] [blame] | 79 | void acpi_apd_init(void); |
| 80 | |
Rafael J. Wysocki | 1e3bcb5 | 2014-03-03 00:40:38 +0100 | [diff] [blame] | 81 | acpi_status acpi_hotplug_schedule(struct acpi_device *adev, u32 src); |
Rafael J. Wysocki | d783156 | 2013-11-22 21:52:12 +0100 | [diff] [blame] | 82 | bool acpi_queue_hotplug_work(struct work_struct *work); |
Rafael J. Wysocki | 1e3bcb5 | 2014-03-03 00:40:38 +0100 | [diff] [blame] | 83 | void acpi_device_hotplug(struct acpi_device *adev, u32 src); |
Rafael J. Wysocki | caa73ea | 2013-12-29 15:25:48 +0100 | [diff] [blame] | 84 | bool acpi_scan_is_offline(struct acpi_device *adev, bool uevent); |
Rafael J. Wysocki | d783156 | 2013-11-22 21:52:12 +0100 | [diff] [blame] | 85 | |
Bjorn Helgaas | e60cc7a | 2009-03-13 12:08:26 -0600 | [diff] [blame] | 86 | /* -------------------------------------------------------------------------- |
Rafael J. Wysocki | 82c7d5e | 2013-01-17 14:11:05 +0100 | [diff] [blame] | 87 | Device Node Initialization / Removal |
| 88 | -------------------------------------------------------------------------- */ |
| 89 | #define ACPI_STA_DEFAULT (ACPI_STA_DEVICE_PRESENT | ACPI_STA_DEVICE_ENABLED | \ |
| 90 | ACPI_STA_DEVICE_UI | ACPI_STA_DEVICE_FUNCTIONING) |
| 91 | |
Rafael J. Wysocki | cf860be | 2013-01-24 12:49:49 +0100 | [diff] [blame] | 92 | int acpi_device_add(struct acpi_device *device, |
| 93 | void (*release)(struct device *)); |
Rafael J. Wysocki | 82c7d5e | 2013-01-17 14:11:05 +0100 | [diff] [blame] | 94 | void acpi_init_device_object(struct acpi_device *device, acpi_handle handle, |
| 95 | int type, unsigned long long sta); |
Rafael J. Wysocki | cf860be | 2013-01-24 12:49:49 +0100 | [diff] [blame] | 96 | void acpi_device_add_finalize(struct acpi_device *device); |
Toshi Kani | c0af417 | 2013-03-04 21:30:42 +0000 | [diff] [blame] | 97 | void acpi_free_pnp_ids(struct acpi_device_pnp *pnp); |
Rafael J. Wysocki | 202317a | 2013-11-22 21:54:37 +0100 | [diff] [blame] | 98 | bool acpi_device_is_present(struct acpi_device *adev); |
Rafael J. Wysocki | b43109f | 2014-02-16 00:09:34 +0100 | [diff] [blame] | 99 | bool acpi_device_is_battery(struct acpi_device *adev); |
Rafael J. Wysocki | 82c7d5e | 2013-01-17 14:11:05 +0100 | [diff] [blame] | 100 | |
| 101 | /* -------------------------------------------------------------------------- |
Bjorn Helgaas | e60cc7a | 2009-03-13 12:08:26 -0600 | [diff] [blame] | 102 | Power Resource |
| 103 | -------------------------------------------------------------------------- */ |
Bjorn Helgaas | 4451537 | 2009-03-24 16:49:53 -0600 | [diff] [blame] | 104 | int acpi_power_init(void); |
Rafael J. Wysocki | 0b22452 | 2013-01-17 14:11:06 +0100 | [diff] [blame] | 105 | void acpi_power_resources_list_free(struct list_head *list); |
Rafael J. Wysocki | e88c9c6 | 2013-01-17 14:11:07 +0100 | [diff] [blame] | 106 | int acpi_extract_power_resources(union acpi_object *package, unsigned int start, |
| 107 | struct list_head *list); |
| 108 | int acpi_add_power_resource(acpi_handle handle); |
Rafael J. Wysocki | bc9b640 | 2013-01-17 14:11:05 +0100 | [diff] [blame] | 109 | void acpi_power_add_remove_device(struct acpi_device *adev, bool add); |
Rafael J. Wysocki | b5d667e | 2013-02-23 23:15:21 +0100 | [diff] [blame] | 110 | int acpi_power_wakeup_list_init(struct list_head *list, int *system_level); |
Bjorn Helgaas | e60cc7a | 2009-03-13 12:08:26 -0600 | [diff] [blame] | 111 | int acpi_device_sleep_wake(struct acpi_device *dev, |
| 112 | int enable, int sleep_state, int dev_state); |
Rafael J. Wysocki | 32a00d2 | 2010-11-25 00:05:17 +0100 | [diff] [blame] | 113 | int acpi_power_get_inferred_state(struct acpi_device *device, int *state); |
Rafael J. Wysocki | 30d3df4 | 2010-11-25 00:06:55 +0100 | [diff] [blame] | 114 | int acpi_power_on_resources(struct acpi_device *device, int state); |
Bjorn Helgaas | e60cc7a | 2009-03-13 12:08:26 -0600 | [diff] [blame] | 115 | int acpi_power_transition(struct acpi_device *device, int state); |
Bjorn Helgaas | e60cc7a | 2009-03-13 12:08:26 -0600 | [diff] [blame] | 116 | |
Bjorn Helgaas | 201b8c6 | 2009-03-24 16:50:19 -0600 | [diff] [blame] | 117 | int acpi_wakeup_device_init(void); |
Hanjun Guo | 46ba51e | 2014-07-18 18:02:54 +0800 | [diff] [blame] | 118 | |
| 119 | #ifdef CONFIG_ARCH_MIGHT_HAVE_ACPI_PDC |
Alex Chiang | 78f1699 | 2009-12-20 12:19:09 -0700 | [diff] [blame] | 120 | void acpi_early_processor_set_pdc(void); |
Hanjun Guo | 46ba51e | 2014-07-18 18:02:54 +0800 | [diff] [blame] | 121 | #else |
| 122 | static inline void acpi_early_processor_set_pdc(void) {} |
| 123 | #endif |
Bjorn Helgaas | 201b8c6 | 2009-03-24 16:50:19 -0600 | [diff] [blame] | 124 | |
Bjorn Helgaas | e60cc7a | 2009-03-13 12:08:26 -0600 | [diff] [blame] | 125 | /* -------------------------------------------------------------------------- |
| 126 | Embedded Controller |
| 127 | -------------------------------------------------------------------------- */ |
Thomas Renninger | 1195a09 | 2010-07-16 13:11:31 +0200 | [diff] [blame] | 128 | struct acpi_ec { |
| 129 | acpi_handle handle; |
| 130 | unsigned long gpe; |
| 131 | unsigned long command_addr; |
| 132 | unsigned long data_addr; |
| 133 | unsigned long global_lock; |
| 134 | unsigned long flags; |
Lv Zheng | 9887d22 | 2015-02-06 08:57:59 +0800 | [diff] [blame] | 135 | unsigned long reference_count; |
Feng Tang | f351d02 | 2012-10-23 01:29:27 +0200 | [diff] [blame] | 136 | struct mutex mutex; |
Thomas Renninger | 1195a09 | 2010-07-16 13:11:31 +0200 | [diff] [blame] | 137 | wait_queue_head_t wait; |
| 138 | struct list_head list; |
| 139 | struct transaction *curr; |
Feng Tang | f351d02 | 2012-10-23 01:29:27 +0200 | [diff] [blame] | 140 | spinlock_t lock; |
Lv Zheng | 74443bb | 2015-01-14 19:28:47 +0800 | [diff] [blame] | 141 | struct work_struct work; |
Lv Zheng | d8d031a | 2015-05-15 14:16:42 +0800 | [diff] [blame] | 142 | unsigned long timestamp; |
Lv Zheng | 9d8993b | 2015-06-11 13:21:32 +0800 | [diff] [blame] | 143 | unsigned long nr_pending_queries; |
Thomas Renninger | 1195a09 | 2010-07-16 13:11:31 +0200 | [diff] [blame] | 144 | }; |
| 145 | |
| 146 | extern struct acpi_ec *first_ec; |
| 147 | |
Rashika | b8a0b0d | 2013-12-17 15:02:14 +0530 | [diff] [blame] | 148 | /* If we find an EC via the ECDT, we need to keep a ptr to its context */ |
| 149 | /* External interfaces use first EC only, so remember */ |
| 150 | typedef int (*acpi_ec_query_func) (void *data); |
| 151 | |
Bjorn Helgaas | a5f820f | 2009-03-24 16:49:48 -0600 | [diff] [blame] | 152 | int acpi_ec_init(void); |
Bjorn Helgaas | e60cc7a | 2009-03-13 12:08:26 -0600 | [diff] [blame] | 153 | int acpi_ec_ecdt_probe(void); |
| 154 | int acpi_boot_ec_enable(void); |
Rafael J. Wysocki | fe95568 | 2010-04-09 01:40:38 +0200 | [diff] [blame] | 155 | void acpi_ec_block_transactions(void); |
| 156 | void acpi_ec_unblock_transactions(void); |
| 157 | void acpi_ec_unblock_transactions_early(void); |
Rashika | b8a0b0d | 2013-12-17 15:02:14 +0530 | [diff] [blame] | 158 | int acpi_ec_add_query_handler(struct acpi_ec *ec, u8 query_bit, |
| 159 | acpi_handle handle, acpi_ec_query_func func, |
| 160 | void *data); |
| 161 | void acpi_ec_remove_query_handler(struct acpi_ec *ec, u8 query_bit); |
| 162 | |
Bjorn Helgaas | e60cc7a | 2009-03-13 12:08:26 -0600 | [diff] [blame] | 163 | |
| 164 | /*-------------------------------------------------------------------------- |
| 165 | Suspend/Resume |
| 166 | -------------------------------------------------------------------------- */ |
Graeme Gregory | 6e0a0ea | 2015-03-24 14:02:39 +0000 | [diff] [blame] | 167 | #ifdef CONFIG_ACPI_SYSTEM_POWER_STATES_SUPPORT |
Bjorn Helgaas | e60cc7a | 2009-03-13 12:08:26 -0600 | [diff] [blame] | 168 | extern int acpi_sleep_init(void); |
Graeme Gregory | 6e0a0ea | 2015-03-24 14:02:39 +0000 | [diff] [blame] | 169 | #else |
| 170 | static inline int acpi_sleep_init(void) { return -ENXIO; } |
| 171 | #endif |
Bjorn Helgaas | 9cee43e | 2009-03-24 16:50:14 -0600 | [diff] [blame] | 172 | |
| 173 | #ifdef CONFIG_ACPI_SLEEP |
| 174 | int acpi_sleep_proc_init(void); |
Rafael J. Wysocki | 976513d | 2011-01-07 01:43:44 +0100 | [diff] [blame] | 175 | int suspend_nvs_alloc(void); |
| 176 | void suspend_nvs_free(void); |
| 177 | int suspend_nvs_save(void); |
| 178 | void suspend_nvs_restore(void); |
Bjorn Helgaas | 9cee43e | 2009-03-24 16:50:14 -0600 | [diff] [blame] | 179 | #else |
| 180 | static inline int acpi_sleep_proc_init(void) { return 0; } |
Rafael J. Wysocki | 976513d | 2011-01-07 01:43:44 +0100 | [diff] [blame] | 181 | static inline int suspend_nvs_alloc(void) { return 0; } |
| 182 | static inline void suspend_nvs_free(void) {} |
Rafael J. Wysocki | 6fed05c | 2011-01-12 22:03:20 +0100 | [diff] [blame] | 183 | static inline int suspend_nvs_save(void) { return 0; } |
Rafael J. Wysocki | 976513d | 2011-01-07 01:43:44 +0100 | [diff] [blame] | 184 | static inline void suspend_nvs_restore(void) {} |
Bjorn Helgaas | 9cee43e | 2009-03-24 16:50:14 -0600 | [diff] [blame] | 185 | #endif |
Thomas Renninger | 1195a09 | 2010-07-16 13:11:31 +0200 | [diff] [blame] | 186 | |
Mika Westerberg | 91e5687 | 2012-10-31 22:45:02 +0100 | [diff] [blame] | 187 | /*-------------------------------------------------------------------------- |
Mika Westerberg | ffdcd95 | 2014-10-21 13:33:55 +0200 | [diff] [blame] | 188 | Device properties |
| 189 | -------------------------------------------------------------------------- */ |
Rafael J. Wysocki | ee89209 | 2015-05-22 04:24:34 +0200 | [diff] [blame] | 190 | #define ACPI_DT_NAMESPACE_HID "PRP0001" |
| 191 | |
Mika Westerberg | ffdcd95 | 2014-10-21 13:33:55 +0200 | [diff] [blame] | 192 | void acpi_init_properties(struct acpi_device *adev); |
| 193 | void acpi_free_properties(struct acpi_device *adev); |
| 194 | |
Thomas Renninger | 1195a09 | 2010-07-16 13:11:31 +0200 | [diff] [blame] | 195 | #endif /* _ACPI_INTERNAL_H_ */ |