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 21 #ifndef _ACPI_INTERNAL_H_ 22 #define _ACPI_INTERNAL_H_ 23 24 #define PREFIX "ACPI: " 25 26 acpi_status acpi_os_initialize1(void); 27 int init_acpi_device_notify(void); 28 int acpi_scan_init(void); 29 void acpi_pci_root_init(void); 30 void acpi_pci_link_init(void); 31 void acpi_pci_root_hp_init(void); 32 void acpi_processor_init(void); 33 void acpi_platform_init(void); 34 int acpi_sysfs_init(void); 35 #ifdef CONFIG_ACPI_CONTAINER 36 void acpi_container_init(void); 37 #else 38 static inline void acpi_container_init(void) {} 39 #endif 40 #ifdef CONFIG_ACPI_DOCK 41 void acpi_dock_init(void); 42 #else 43 static inline void acpi_dock_init(void) {} 44 #endif 45 #ifdef CONFIG_ACPI_HOTPLUG_MEMORY 46 void acpi_memory_hotplug_init(void); 47 #else 48 static inline void acpi_memory_hotplug_init(void) {} 49 #endif 50 #ifdef CONFIG_X86 51 void acpi_cmos_rtc_init(void); 52 #else 53 static inline void acpi_cmos_rtc_init(void) {} 54 #endif 55 56 extern bool acpi_force_hot_remove; 57 58 void acpi_sysfs_add_hotplug_profile(struct acpi_hotplug_profile *hotplug, 59 const char *name); 60 int acpi_scan_add_handler_with_hotplug(struct acpi_scan_handler *handler, 61 const char *hotplug_profile_name); 62 void acpi_scan_hotplug_enabled(struct acpi_hotplug_profile *hotplug, bool val); 63 64 #ifdef CONFIG_DEBUG_FS 65 extern struct dentry *acpi_debugfs_dir; 66 int acpi_debugfs_init(void); 67 #else 68 static inline void acpi_debugfs_init(void) { return; } 69 #endif 70 #ifdef CONFIG_X86_INTEL_LPSS 71 void acpi_lpss_init(void); 72 #else 73 static inline void acpi_lpss_init(void) {} 74 #endif 75 76 /* -------------------------------------------------------------------------- 77 Device Node Initialization / Removal 78 -------------------------------------------------------------------------- */ 79 #define ACPI_STA_DEFAULT (ACPI_STA_DEVICE_PRESENT | ACPI_STA_DEVICE_ENABLED | \ 80 ACPI_STA_DEVICE_UI | ACPI_STA_DEVICE_FUNCTIONING) 81 82 int acpi_device_add(struct acpi_device *device, 83 void (*release)(struct device *)); 84 void acpi_init_device_object(struct acpi_device *device, acpi_handle handle, 85 int type, unsigned long long sta); 86 void acpi_device_add_finalize(struct acpi_device *device); 87 void acpi_free_pnp_ids(struct acpi_device_pnp *pnp); 88 int acpi_bind_one(struct device *dev, acpi_handle handle); 89 int acpi_unbind_one(struct device *dev); 90 void acpi_bus_device_eject(void *data, u32 ost_src); 91 92 /* -------------------------------------------------------------------------- 93 Power Resource 94 -------------------------------------------------------------------------- */ 95 int acpi_power_init(void); 96 void acpi_power_resources_list_free(struct list_head *list); 97 int acpi_extract_power_resources(union acpi_object *package, unsigned int start, 98 struct list_head *list); 99 int acpi_add_power_resource(acpi_handle handle); 100 void acpi_power_add_remove_device(struct acpi_device *adev, bool add); 101 int acpi_power_wakeup_list_init(struct list_head *list, int *system_level); 102 int acpi_device_sleep_wake(struct acpi_device *dev, 103 int enable, int sleep_state, int dev_state); 104 int acpi_power_get_inferred_state(struct acpi_device *device, int *state); 105 int acpi_power_on_resources(struct acpi_device *device, int state); 106 int acpi_power_transition(struct acpi_device *device, int state); 107 108 int acpi_wakeup_device_init(void); 109 void acpi_early_processor_set_pdc(void); 110 111 /* -------------------------------------------------------------------------- 112 Embedded Controller 113 -------------------------------------------------------------------------- */ 114 struct acpi_ec { 115 acpi_handle handle; 116 unsigned long gpe; 117 unsigned long command_addr; 118 unsigned long data_addr; 119 unsigned long global_lock; 120 unsigned long flags; 121 struct mutex mutex; 122 wait_queue_head_t wait; 123 struct list_head list; 124 struct transaction *curr; 125 spinlock_t lock; 126 }; 127 128 extern struct acpi_ec *first_ec; 129 130 int acpi_ec_init(void); 131 int acpi_ec_ecdt_probe(void); 132 int acpi_boot_ec_enable(void); 133 void acpi_ec_block_transactions(void); 134 void acpi_ec_unblock_transactions(void); 135 void acpi_ec_unblock_transactions_early(void); 136 137 /*-------------------------------------------------------------------------- 138 Suspend/Resume 139 -------------------------------------------------------------------------- */ 140 extern int acpi_sleep_init(void); 141 142 #ifdef CONFIG_ACPI_SLEEP 143 int acpi_sleep_proc_init(void); 144 int suspend_nvs_alloc(void); 145 void suspend_nvs_free(void); 146 int suspend_nvs_save(void); 147 void suspend_nvs_restore(void); 148 #else 149 static inline int acpi_sleep_proc_init(void) { return 0; } 150 static inline int suspend_nvs_alloc(void) { return 0; } 151 static inline void suspend_nvs_free(void) {} 152 static inline int suspend_nvs_save(void) { return 0; } 153 static inline void suspend_nvs_restore(void) {} 154 #endif 155 156 /*-------------------------------------------------------------------------- 157 Platform bus support 158 -------------------------------------------------------------------------- */ 159 struct platform_device; 160 161 int acpi_create_platform_device(struct acpi_device *adev, 162 const struct acpi_device_id *id); 163 164 /*-------------------------------------------------------------------------- 165 Video 166 -------------------------------------------------------------------------- */ 167 #if defined(CONFIG_ACPI_VIDEO) || defined(CONFIG_ACPI_VIDEO_MODULE) 168 bool acpi_osi_is_win8(void); 169 #endif 170 171 #endif /* _ACPI_INTERNAL_H_ */ 172