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1da177e4 LT |
1 | /* |
2 | * acpi.h - ACPI Interface | |
3 | * | |
4 | * Copyright (C) 2001 Paul Diefenbaugh <paul.s.diefenbaugh@intel.com> | |
5 | * | |
6 | * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify | |
9 | * it under the terms of the GNU General Public License as published by | |
10 | * the Free Software Foundation; either version 2 of the License, or | |
11 | * (at your option) any later version. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
17 | * | |
1da177e4 LT |
18 | * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
19 | */ | |
20 | ||
21 | #ifndef _LINUX_ACPI_H | |
22 | #define _LINUX_ACPI_H | |
23 | ||
5133375b | 24 | #include <linux/errno.h> |
443dea72 | 25 | #include <linux/ioport.h> /* for struct resource */ |
90e97820 | 26 | #include <linux/resource_ext.h> |
cf761af9 | 27 | #include <linux/device.h> |
b31384fa | 28 | #include <linux/property.h> |
bcbc2265 | 29 | #include <linux/uuid.h> |
3f5948fa | 30 | |
1da177e4 LT |
31 | #ifndef _LINUX |
32 | #define _LINUX | |
33 | #endif | |
633adaba LZ |
34 | #include <acpi/acpi.h> |
35 | ||
36 | #ifdef CONFIG_ACPI | |
1da177e4 LT |
37 | |
38 | #include <linux/list.h> | |
29b71a1c | 39 | #include <linux/mod_devicetable.h> |
45fef5b8 | 40 | #include <linux/dynamic_debug.h> |
836d0830 LZ |
41 | #include <linux/module.h> |
42 | #include <linux/mutex.h> | |
1da177e4 | 43 | |
1da177e4 LT |
44 | #include <acpi/acpi_bus.h> |
45 | #include <acpi/acpi_drivers.h> | |
762834e8 | 46 | #include <acpi/acpi_numa.h> |
27d50c82 | 47 | #include <acpi/acpi_io.h> |
1da177e4 | 48 | #include <asm/acpi.h> |
1da177e4 | 49 | |
7b199811 RW |
50 | static inline acpi_handle acpi_device_handle(struct acpi_device *adev) |
51 | { | |
52 | return adev ? adev->handle : NULL; | |
53 | } | |
54 | ||
3a7a2ab8 | 55 | #define ACPI_COMPANION(dev) to_acpi_device_node((dev)->fwnode) |
97badf87 RW |
56 | #define ACPI_COMPANION_SET(dev, adev) set_primary_fwnode(dev, (adev) ? \ |
57 | acpi_fwnode_handle(adev) : NULL) | |
7b199811 | 58 | #define ACPI_HANDLE(dev) acpi_device_handle(ACPI_COMPANION(dev)) |
7c6c57f2 MW |
59 | #define ACPI_HANDLE_FWNODE(fwnode) \ |
60 | acpi_device_handle(to_acpi_device_node(fwnode)) | |
7b199811 | 61 | |
027b25b2 LP |
62 | static inline struct fwnode_handle *acpi_alloc_fwnode_static(void) |
63 | { | |
64 | struct fwnode_handle *fwnode; | |
65 | ||
66 | fwnode = kzalloc(sizeof(struct fwnode_handle), GFP_KERNEL); | |
67 | if (!fwnode) | |
68 | return NULL; | |
69 | ||
db3e50f3 | 70 | fwnode->ops = &acpi_static_fwnode_ops; |
027b25b2 LP |
71 | |
72 | return fwnode; | |
73 | } | |
74 | ||
75 | static inline void acpi_free_fwnode_static(struct fwnode_handle *fwnode) | |
76 | { | |
db3e50f3 | 77 | if (WARN_ON(!is_acpi_static_node(fwnode))) |
027b25b2 LP |
78 | return; |
79 | ||
80 | kfree(fwnode); | |
81 | } | |
82 | ||
26095a01 SS |
83 | /** |
84 | * ACPI_DEVICE_CLASS - macro used to describe an ACPI device with | |
85 | * the PCI-defined class-code information | |
86 | * | |
87 | * @_cls : the class, subclass, prog-if triple for this device | |
88 | * @_msk : the class mask for this device | |
89 | * | |
90 | * This macro is used to create a struct acpi_device_id that matches a | |
91 | * specific PCI class. The .id and .driver_data fields will be left | |
92 | * initialized with the default value. | |
93 | */ | |
94 | #define ACPI_DEVICE_CLASS(_cls, _msk) .cls = (_cls), .cls_msk = (_msk), | |
95 | ||
ca5b74d2 RW |
96 | static inline bool has_acpi_companion(struct device *dev) |
97 | { | |
3a7a2ab8 | 98 | return is_acpi_device_node(dev->fwnode); |
ca5b74d2 RW |
99 | } |
100 | ||
9c5ad36d RW |
101 | static inline void acpi_preset_companion(struct device *dev, |
102 | struct acpi_device *parent, u64 addr) | |
103 | { | |
104 | ACPI_COMPANION_SET(dev, acpi_find_child_device(parent, addr, NULL)); | |
105 | } | |
106 | ||
45c42a7f JN |
107 | static inline const char *acpi_dev_name(struct acpi_device *adev) |
108 | { | |
109 | return dev_name(&adev->dev); | |
110 | } | |
111 | ||
daae45ca LW |
112 | struct device *acpi_get_first_physical_node(struct acpi_device *adev); |
113 | ||
1da177e4 LT |
114 | enum acpi_irq_model_id { |
115 | ACPI_IRQ_MODEL_PIC = 0, | |
116 | ACPI_IRQ_MODEL_IOAPIC, | |
117 | ACPI_IRQ_MODEL_IOSAPIC, | |
3948ec94 | 118 | ACPI_IRQ_MODEL_PLATFORM, |
fbe61ec7 | 119 | ACPI_IRQ_MODEL_GIC, |
1da177e4 LT |
120 | ACPI_IRQ_MODEL_COUNT |
121 | }; | |
122 | ||
123 | extern enum acpi_irq_model_id acpi_irq_model; | |
124 | ||
1da177e4 LT |
125 | enum acpi_interrupt_id { |
126 | ACPI_INTERRUPT_PMI = 1, | |
127 | ACPI_INTERRUPT_INIT, | |
128 | ACPI_INTERRUPT_CPEI, | |
129 | ACPI_INTERRUPT_COUNT | |
130 | }; | |
131 | ||
132 | #define ACPI_SPACE_MEM 0 | |
133 | ||
1da177e4 LT |
134 | enum acpi_address_range_id { |
135 | ACPI_ADDRESS_RANGE_MEMORY = 1, | |
136 | ACPI_ADDRESS_RANGE_RESERVED = 2, | |
137 | ACPI_ADDRESS_RANGE_ACPI = 3, | |
138 | ACPI_ADDRESS_RANGE_NVS = 4, | |
139 | ACPI_ADDRESS_RANGE_COUNT | |
140 | }; | |
141 | ||
1da177e4 | 142 | |
1da177e4 LT |
143 | /* Table Handlers */ |
144 | ||
b43e1065 | 145 | typedef int (*acpi_tbl_table_handler)(struct acpi_table_header *table); |
1da177e4 | 146 | |
b43e1065 LZ |
147 | typedef int (*acpi_tbl_entry_handler)(struct acpi_subtable_header *header, |
148 | const unsigned long end); | |
1da177e4 | 149 | |
836d0830 LZ |
150 | /* Debugger support */ |
151 | ||
152 | struct acpi_debugger_ops { | |
153 | int (*create_thread)(acpi_osd_exec_callback function, void *context); | |
154 | ssize_t (*write_log)(const char *msg); | |
155 | ssize_t (*read_cmd)(char *buffer, size_t length); | |
156 | int (*wait_command_ready)(bool single_step, char *buffer, size_t length); | |
157 | int (*notify_command_complete)(void); | |
158 | }; | |
159 | ||
160 | struct acpi_debugger { | |
161 | const struct acpi_debugger_ops *ops; | |
162 | struct module *owner; | |
163 | struct mutex lock; | |
164 | }; | |
165 | ||
166 | #ifdef CONFIG_ACPI_DEBUGGER | |
167 | int __init acpi_debugger_init(void); | |
168 | int acpi_register_debugger(struct module *owner, | |
169 | const struct acpi_debugger_ops *ops); | |
170 | void acpi_unregister_debugger(const struct acpi_debugger_ops *ops); | |
171 | int acpi_debugger_create_thread(acpi_osd_exec_callback function, void *context); | |
172 | ssize_t acpi_debugger_write_log(const char *msg); | |
173 | ssize_t acpi_debugger_read_cmd(char *buffer, size_t buffer_length); | |
174 | int acpi_debugger_wait_command_ready(void); | |
175 | int acpi_debugger_notify_command_complete(void); | |
176 | #else | |
177 | static inline int acpi_debugger_init(void) | |
178 | { | |
179 | return -ENODEV; | |
180 | } | |
181 | ||
182 | static inline int acpi_register_debugger(struct module *owner, | |
183 | const struct acpi_debugger_ops *ops) | |
184 | { | |
185 | return -ENODEV; | |
186 | } | |
187 | ||
188 | static inline void acpi_unregister_debugger(const struct acpi_debugger_ops *ops) | |
189 | { | |
190 | } | |
191 | ||
192 | static inline int acpi_debugger_create_thread(acpi_osd_exec_callback function, | |
193 | void *context) | |
194 | { | |
195 | return -ENODEV; | |
196 | } | |
197 | ||
198 | static inline int acpi_debugger_write_log(const char *msg) | |
199 | { | |
200 | return -ENODEV; | |
201 | } | |
202 | ||
203 | static inline int acpi_debugger_read_cmd(char *buffer, u32 buffer_length) | |
204 | { | |
205 | return -ENODEV; | |
206 | } | |
207 | ||
208 | static inline int acpi_debugger_wait_command_ready(void) | |
209 | { | |
210 | return -ENODEV; | |
211 | } | |
212 | ||
213 | static inline int acpi_debugger_notify_command_complete(void) | |
214 | { | |
215 | return -ENODEV; | |
216 | } | |
217 | #endif | |
218 | ||
328281b1 HG |
219 | #define BAD_MADT_ENTRY(entry, end) ( \ |
220 | (!entry) || (unsigned long)entry + sizeof(*entry) > end || \ | |
221 | ((struct acpi_subtable_header *)entry)->length < sizeof(*entry)) | |
222 | ||
9b3fedde LA |
223 | struct acpi_subtable_proc { |
224 | int id; | |
225 | acpi_tbl_entry_handler handler; | |
226 | int count; | |
227 | }; | |
228 | ||
6c9a58e8 AS |
229 | void __iomem *__acpi_map_table(unsigned long phys, unsigned long size); |
230 | void __acpi_unmap_table(void __iomem *map, unsigned long size); | |
cbf9bd60 | 231 | int early_acpi_boot_init(void); |
1da177e4 | 232 | int acpi_boot_init (void); |
8558e394 | 233 | void acpi_boot_table_init (void); |
3c999f14 | 234 | int acpi_mps_check (void); |
1da177e4 LT |
235 | int acpi_numa_init (void); |
236 | ||
237 | int acpi_table_init (void); | |
b43e1065 | 238 | int acpi_table_parse(char *id, acpi_tbl_table_handler handler); |
6eb87fed | 239 | int __init acpi_table_parse_entries(char *id, unsigned long table_size, |
9b3fedde LA |
240 | int entry_id, |
241 | acpi_tbl_entry_handler handler, | |
242 | unsigned int max_entries); | |
9b3fedde LA |
243 | int __init acpi_table_parse_entries_array(char *id, unsigned long table_size, |
244 | struct acpi_subtable_proc *proc, int proc_num, | |
245 | unsigned int max_entries); | |
b43e1065 LZ |
246 | int acpi_table_parse_madt(enum acpi_madt_type id, |
247 | acpi_tbl_entry_handler handler, | |
248 | unsigned int max_entries); | |
ceb6c468 | 249 | int acpi_parse_mcfg (struct acpi_table_header *header); |
5f3b1a8b | 250 | void acpi_table_print_madt_entry (struct acpi_subtable_header *madt); |
1da177e4 | 251 | |
4bac6fa7 | 252 | /* the following numa functions are architecture-dependent */ |
1da177e4 | 253 | void acpi_numa_slit_init (struct acpi_table_slit *slit); |
4bac6fa7 HG |
254 | |
255 | #if defined(CONFIG_X86) || defined(CONFIG_IA64) | |
15a58ed1 | 256 | void acpi_numa_processor_affinity_init (struct acpi_srat_cpu_affinity *pa); |
4bac6fa7 HG |
257 | #else |
258 | static inline void | |
259 | acpi_numa_processor_affinity_init(struct acpi_srat_cpu_affinity *pa) { } | |
260 | #endif | |
261 | ||
7237d3de | 262 | void acpi_numa_x2apic_affinity_init(struct acpi_srat_x2apic_cpu_affinity *pa); |
4bac6fa7 HG |
263 | |
264 | #ifdef CONFIG_ARM64 | |
265 | void acpi_numa_gicc_affinity_init(struct acpi_srat_gicc_affinity *pa); | |
266 | #else | |
267 | static inline void | |
268 | acpi_numa_gicc_affinity_init(struct acpi_srat_gicc_affinity *pa) { } | |
269 | #endif | |
270 | ||
095adbb6 | 271 | int acpi_numa_memory_affinity_init (struct acpi_srat_mem_affinity *ma); |
1da177e4 | 272 | |
828aef37 CM |
273 | #ifndef PHYS_CPUID_INVALID |
274 | typedef u32 phys_cpuid_t; | |
275 | #define PHYS_CPUID_INVALID (phys_cpuid_t)(-1) | |
276 | #endif | |
277 | ||
25956b66 HG |
278 | static inline bool invalid_logical_cpuid(u32 cpuid) |
279 | { | |
280 | return (int)cpuid < 0; | |
281 | } | |
282 | ||
ddcc18f5 HG |
283 | static inline bool invalid_phys_cpuid(phys_cpuid_t phys_id) |
284 | { | |
285 | return phys_id == PHYS_CPUID_INVALID; | |
286 | } | |
287 | ||
fd74da21 | 288 | /* Validate the processor object's proc_id */ |
a77d6cd9 | 289 | bool acpi_duplicate_processor_id(int proc_id); |
fd74da21 | 290 | |
1da177e4 LT |
291 | #ifdef CONFIG_ACPI_HOTPLUG_CPU |
292 | /* Arch dependent functions for cpu hotplug support */ | |
febf2407 VK |
293 | int acpi_map_cpu(acpi_handle handle, phys_cpuid_t physid, u32 acpi_id, |
294 | int *pcpu); | |
d02dc27d | 295 | int acpi_unmap_cpu(int cpu); |
1da177e4 LT |
296 | #endif /* CONFIG_ACPI_HOTPLUG_CPU */ |
297 | ||
ecf5636d YL |
298 | #ifdef CONFIG_ACPI_HOTPLUG_IOAPIC |
299 | int acpi_get_ioapic_id(acpi_handle handle, u32 gsi_base, u64 *phys_addr); | |
300 | #endif | |
301 | ||
b1bb248a KK |
302 | int acpi_register_ioapic(acpi_handle handle, u64 phys_addr, u32 gsi_base); |
303 | int acpi_unregister_ioapic(acpi_handle handle, u32 gsi_base); | |
e89900c9 | 304 | int acpi_ioapic_registered(acpi_handle handle, u32 gsi_base); |
5229e87d | 305 | void acpi_irq_stats_init(void); |
5229e87d | 306 | extern u32 acpi_irq_handled; |
88bea188 | 307 | extern u32 acpi_irq_not_handled; |
49e4b843 | 308 | extern unsigned int acpi_sci_irq; |
13737181 | 309 | extern bool acpi_no_s5; |
49e4b843 CY |
310 | #define INVALID_ACPI_IRQ ((unsigned)-1) |
311 | static inline bool acpi_sci_irq_valid(void) | |
312 | { | |
313 | return acpi_sci_irq != INVALID_ACPI_IRQ; | |
314 | } | |
1da177e4 | 315 | |
c255d844 | 316 | extern int sbf_port; |
77afcf78 | 317 | extern unsigned long acpi_realmode_flags; |
1da177e4 | 318 | |
a2f809b0 | 319 | int acpi_register_gsi (struct device *dev, u32 gsi, int triggering, int polarity); |
1da177e4 | 320 | int acpi_gsi_to_irq (u32 gsi, unsigned int *irq); |
2c2df841 | 321 | int acpi_isa_irq_to_gsi (unsigned isa_irq, u32 *gsi); |
1da177e4 | 322 | |
2bc6eba4 MZ |
323 | void acpi_set_irq_model(enum acpi_irq_model_id model, |
324 | struct fwnode_handle *fwnode); | |
325 | ||
61fd47e0 | 326 | #ifdef CONFIG_X86_IO_APIC |
9a0a91bb | 327 | extern int acpi_get_override_irq(u32 gsi, int *trigger, int *polarity); |
61fd47e0 | 328 | #else |
9a0a91bb | 329 | #define acpi_get_override_irq(gsi, trigger, polarity) (-1) |
61fd47e0 | 330 | #endif |
1da177e4 LT |
331 | /* |
332 | * This function undoes the effect of one call to acpi_register_gsi(). | |
333 | * If this matches the last registration, any IRQ resources for gsi | |
334 | * are freed. | |
335 | */ | |
1da177e4 | 336 | void acpi_unregister_gsi (u32 gsi); |
1da177e4 | 337 | |
1da177e4 LT |
338 | struct pci_dev; |
339 | ||
340 | int acpi_pci_irq_enable (struct pci_dev *dev); | |
c9c3e457 | 341 | void acpi_penalize_isa_irq(int irq, int active); |
5ebc7603 | 342 | bool acpi_isa_irq_available(int irq); |
f1caa61d | 343 | void acpi_penalize_sci_irq(int irq, int trigger, int polarity); |
1da177e4 | 344 | void acpi_pci_irq_disable (struct pci_dev *dev); |
1da177e4 | 345 | |
1da177e4 LT |
346 | extern int ec_read(u8 addr, u8 *val); |
347 | extern int ec_write(u8 addr, u8 val); | |
d7a76e4c LP |
348 | extern int ec_transaction(u8 command, |
349 | const u8 *wdata, unsigned wdata_len, | |
1cb7b1e0 | 350 | u8 *rdata, unsigned rdata_len); |
3e2abc5a | 351 | extern acpi_handle ec_get_handle(void); |
1da177e4 | 352 | |
eec15edb ZR |
353 | extern bool acpi_is_pnp_device(struct acpi_device *); |
354 | ||
bff431e4 CC |
355 | #if defined(CONFIG_ACPI_WMI) || defined(CONFIG_ACPI_WMI_MODULE) |
356 | ||
357 | typedef void (*wmi_notify_handler) (u32 value, void *context); | |
358 | ||
359 | extern acpi_status wmi_evaluate_method(const char *guid, u8 instance, | |
360 | u32 method_id, | |
361 | const struct acpi_buffer *in, | |
362 | struct acpi_buffer *out); | |
363 | extern acpi_status wmi_query_block(const char *guid, u8 instance, | |
364 | struct acpi_buffer *out); | |
365 | extern acpi_status wmi_set_block(const char *guid, u8 instance, | |
366 | const struct acpi_buffer *in); | |
367 | extern acpi_status wmi_install_notify_handler(const char *guid, | |
368 | wmi_notify_handler handler, void *data); | |
369 | extern acpi_status wmi_remove_notify_handler(const char *guid); | |
370 | extern acpi_status wmi_get_event_data(u32 event, struct acpi_buffer *out); | |
371 | extern bool wmi_has_guid(const char *guid); | |
372 | ||
373 | #endif /* CONFIG_ACPI_WMI */ | |
374 | ||
c3d6de69 TR |
375 | #define ACPI_VIDEO_OUTPUT_SWITCHING 0x0001 |
376 | #define ACPI_VIDEO_DEVICE_POSTING 0x0002 | |
377 | #define ACPI_VIDEO_ROM_AVAILABLE 0x0004 | |
378 | #define ACPI_VIDEO_BACKLIGHT 0x0008 | |
379 | #define ACPI_VIDEO_BACKLIGHT_FORCE_VENDOR 0x0010 | |
380 | #define ACPI_VIDEO_BACKLIGHT_FORCE_VIDEO 0x0020 | |
381 | #define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VENDOR 0x0040 | |
382 | #define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VIDEO 0x0080 | |
383 | #define ACPI_VIDEO_BACKLIGHT_DMI_VENDOR 0x0100 | |
384 | #define ACPI_VIDEO_BACKLIGHT_DMI_VIDEO 0x0200 | |
385 | #define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VENDOR 0x0400 | |
386 | #define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VIDEO 0x0800 | |
387 | ||
14ca7a47 | 388 | extern char acpi_video_backlight_string[]; |
d4e1a692 | 389 | extern long acpi_is_video_device(acpi_handle handle); |
1da177e4 | 390 | extern int acpi_blacklisted(void); |
d90aa92c | 391 | extern void acpi_osi_setup(char *str); |
a87878ba | 392 | extern bool acpi_osi_is_win8(void); |
1da177e4 | 393 | |
1da177e4 | 394 | #ifdef CONFIG_ACPI_NUMA |
99759869 | 395 | int acpi_map_pxm_to_online_node(int pxm); |
486c79b5 | 396 | int acpi_get_node(acpi_handle handle); |
1da177e4 | 397 | #else |
99759869 TK |
398 | static inline int acpi_map_pxm_to_online_node(int pxm) |
399 | { | |
400 | return 0; | |
401 | } | |
486c79b5 | 402 | static inline int acpi_get_node(acpi_handle handle) |
1e3590e2 YG |
403 | { |
404 | return 0; | |
405 | } | |
1da177e4 | 406 | #endif |
1e3590e2 | 407 | extern int acpi_paddr_to_node(u64 start_addr, u64 size); |
1da177e4 LT |
408 | |
409 | extern int pnpacpi_disabled; | |
410 | ||
3484d798 | 411 | #define PXM_INVAL (-1) |
3484d798 | 412 | |
046d9ce6 RW |
413 | bool acpi_dev_resource_memory(struct acpi_resource *ares, struct resource *res); |
414 | bool acpi_dev_resource_io(struct acpi_resource *ares, struct resource *res); | |
415 | bool acpi_dev_resource_address_space(struct acpi_resource *ares, | |
a49170b5 | 416 | struct resource_win *win); |
046d9ce6 | 417 | bool acpi_dev_resource_ext_address_space(struct acpi_resource *ares, |
a49170b5 | 418 | struct resource_win *win); |
046d9ce6 | 419 | unsigned long acpi_dev_irq_flags(u8 triggering, u8 polarity, u8 shareable); |
55a93417 | 420 | unsigned int acpi_dev_get_irq_type(int triggering, int polarity); |
046d9ce6 RW |
421 | bool acpi_dev_resource_interrupt(struct acpi_resource *ares, int index, |
422 | struct resource *res); | |
423 | ||
8e345c99 RW |
424 | void acpi_dev_free_resource_list(struct list_head *list); |
425 | int acpi_dev_get_resources(struct acpi_device *adev, struct list_head *list, | |
426 | int (*preproc)(struct acpi_resource *, void *), | |
427 | void *preproc_data); | |
c04ac679 LP |
428 | int acpi_dev_get_dma_resources(struct acpi_device *adev, |
429 | struct list_head *list); | |
62d1141f JL |
430 | int acpi_dev_filter_resource_type(struct acpi_resource *ares, |
431 | unsigned long types); | |
432 | ||
433 | static inline int acpi_dev_filter_resource_type_cb(struct acpi_resource *ares, | |
434 | void *arg) | |
435 | { | |
436 | return acpi_dev_filter_resource_type(ares, (unsigned long)arg); | |
437 | } | |
8e345c99 | 438 | |
00710984 BH |
439 | struct acpi_device *acpi_resource_consumer(struct resource *res); |
440 | ||
876fba43 | 441 | int acpi_check_resource_conflict(const struct resource *res); |
443dea72 | 442 | |
df92e695 TR |
443 | int acpi_check_region(resource_size_t start, resource_size_t n, |
444 | const char *name); | |
df92e695 | 445 | |
d2d2e3c4 HK |
446 | acpi_status acpi_release_memory(acpi_handle handle, struct resource *res, |
447 | u32 level); | |
448 | ||
70dd6bea JD |
449 | int acpi_resources_are_enforced(void); |
450 | ||
9743fdea | 451 | #ifdef CONFIG_HIBERNATION |
bdfe6b7c | 452 | void __init acpi_no_s4_hw_signature(void); |
9743fdea YL |
453 | #endif |
454 | ||
455 | #ifdef CONFIG_PM_SLEEP | |
d8f3de0d | 456 | void __init acpi_old_suspend_ordering(void); |
72ad5d77 | 457 | void __init acpi_nvs_nosave(void); |
1bad2f19 | 458 | void __init acpi_nvs_nosave_s3(void); |
57044031 | 459 | void __init acpi_sleep_no_blacklist(void); |
d8f3de0d | 460 | #endif /* CONFIG_PM_SLEEP */ |
9f5404d8 | 461 | |
70023de8 | 462 | struct acpi_osc_context { |
c8678473 | 463 | char *uuid_str; /* UUID string */ |
70023de8 | 464 | int rev; |
c8678473 BH |
465 | struct acpi_buffer cap; /* list of DWORD capabilities */ |
466 | struct acpi_buffer ret; /* free by caller if success */ | |
70023de8 SL |
467 | }; |
468 | ||
70023de8 SL |
469 | acpi_status acpi_run_osc(acpi_handle handle, struct acpi_osc_context *context); |
470 | ||
b938a229 BH |
471 | /* Indexes into _OSC Capabilities Buffer (DWORDs 2 & 3 are device-specific) */ |
472 | #define OSC_QUERY_DWORD 0 /* DWORD 1 */ | |
473 | #define OSC_SUPPORT_DWORD 1 /* DWORD 2 */ | |
474 | #define OSC_CONTROL_DWORD 2 /* DWORD 3 */ | |
9f5404d8 | 475 | |
dedf1e4d BH |
476 | /* _OSC Capabilities DWORD 1: Query/Control and Error Returns (generic) */ |
477 | #define OSC_QUERY_ENABLE 0x00000001 /* input */ | |
478 | #define OSC_REQUEST_ERROR 0x00000002 /* return */ | |
479 | #define OSC_INVALID_UUID_ERROR 0x00000004 /* return */ | |
480 | #define OSC_INVALID_REVISION_ERROR 0x00000008 /* return */ | |
481 | #define OSC_CAPABILITIES_MASK_ERROR 0x00000010 /* return */ | |
9f5404d8 | 482 | |
dedf1e4d BH |
483 | /* Platform-Wide Capabilities _OSC: Capabilities DWORD 2: Support Field */ |
484 | #define OSC_SB_PAD_SUPPORT 0x00000001 | |
485 | #define OSC_SB_PPC_OST_SUPPORT 0x00000002 | |
486 | #define OSC_SB_PR3_SUPPORT 0x00000004 | |
487 | #define OSC_SB_HOTPLUG_OST_SUPPORT 0x00000008 | |
488 | #define OSC_SB_APEI_SUPPORT 0x00000010 | |
489 | #define OSC_SB_CPC_SUPPORT 0x00000020 | |
a36a7fec SH |
490 | #define OSC_SB_CPCV2_SUPPORT 0x00000040 |
491 | #define OSC_SB_PCLPI_SUPPORT 0x00000080 | |
492 | #define OSC_SB_OSLPI_SUPPORT 0x00000100 | |
8b533a0e | 493 | #define OSC_SB_CPC_DIVERSE_HIGH_SUPPORT 0x00001000 |
3563ff96 | 494 | |
eccddd32 | 495 | extern bool osc_sb_apei_support_acked; |
a36a7fec | 496 | extern bool osc_pc_lpi_support_confirmed; |
eccddd32 | 497 | |
dedf1e4d | 498 | /* PCI Host Bridge _OSC: Capabilities DWORD 2: Support Field */ |
7dab9ef4 BH |
499 | #define OSC_PCI_EXT_CONFIG_SUPPORT 0x00000001 |
500 | #define OSC_PCI_ASPM_SUPPORT 0x00000002 | |
501 | #define OSC_PCI_CLOCK_PM_SUPPORT 0x00000004 | |
dedf1e4d | 502 | #define OSC_PCI_SEGMENT_GROUPS_SUPPORT 0x00000008 |
7dab9ef4 | 503 | #define OSC_PCI_MSI_SUPPORT 0x00000010 |
dedf1e4d BH |
504 | #define OSC_PCI_SUPPORT_MASKS 0x0000001f |
505 | ||
506 | /* PCI Host Bridge _OSC: Capabilities DWORD 3: Control Field */ | |
507 | #define OSC_PCI_EXPRESS_NATIVE_HP_CONTROL 0x00000001 | |
7dab9ef4 | 508 | #define OSC_PCI_SHPC_NATIVE_HP_CONTROL 0x00000002 |
dedf1e4d BH |
509 | #define OSC_PCI_EXPRESS_PME_CONTROL 0x00000004 |
510 | #define OSC_PCI_EXPRESS_AER_CONTROL 0x00000008 | |
7dab9ef4 | 511 | #define OSC_PCI_EXPRESS_CAPABILITY_CONTROL 0x00000010 |
af8bb9f8 BH |
512 | #define OSC_PCI_EXPRESS_LTR_CONTROL 0x00000020 |
513 | #define OSC_PCI_CONTROL_MASKS 0x0000003f | |
d90116ea | 514 | |
5d98e61d LT |
515 | #define ACPI_GSB_ACCESS_ATTRIB_QUICK 0x00000002 |
516 | #define ACPI_GSB_ACCESS_ATTRIB_SEND_RCV 0x00000004 | |
517 | #define ACPI_GSB_ACCESS_ATTRIB_BYTE 0x00000006 | |
518 | #define ACPI_GSB_ACCESS_ATTRIB_WORD 0x00000008 | |
519 | #define ACPI_GSB_ACCESS_ATTRIB_BLOCK 0x0000000A | |
520 | #define ACPI_GSB_ACCESS_ATTRIB_MULTIBYTE 0x0000000B | |
521 | #define ACPI_GSB_ACCESS_ATTRIB_WORD_CALL 0x0000000C | |
522 | #define ACPI_GSB_ACCESS_ATTRIB_BLOCK_CALL 0x0000000D | |
523 | #define ACPI_GSB_ACCESS_ATTRIB_RAW_BYTES 0x0000000E | |
524 | #define ACPI_GSB_ACCESS_ATTRIB_RAW_PROCESS 0x0000000F | |
525 | ||
75fb60f2 RW |
526 | extern acpi_status acpi_pci_osc_control_set(acpi_handle handle, |
527 | u32 *mask, u32 req); | |
275c58d7 TK |
528 | |
529 | /* Enable _OST when all relevant hotplug operations are enabled */ | |
530 | #if defined(CONFIG_ACPI_HOTPLUG_CPU) && \ | |
08f502c1 | 531 | defined(CONFIG_ACPI_HOTPLUG_MEMORY) && \ |
64fd7401 | 532 | defined(CONFIG_ACPI_CONTAINER) |
275c58d7 TK |
533 | #define ACPI_HOTPLUG_OST |
534 | #endif | |
535 | ||
536 | /* _OST Source Event Code (OSPM Action) */ | |
537 | #define ACPI_OST_EC_OSPM_SHUTDOWN 0x100 | |
538 | #define ACPI_OST_EC_OSPM_EJECT 0x103 | |
539 | #define ACPI_OST_EC_OSPM_INSERTION 0x200 | |
540 | ||
541 | /* _OST General Processing Status Code */ | |
542 | #define ACPI_OST_SC_SUCCESS 0x0 | |
543 | #define ACPI_OST_SC_NON_SPECIFIC_FAILURE 0x1 | |
544 | #define ACPI_OST_SC_UNRECOGNIZED_NOTIFY 0x2 | |
545 | ||
546 | /* _OST OS Shutdown Processing (0x100) Status Code */ | |
547 | #define ACPI_OST_SC_OS_SHUTDOWN_DENIED 0x80 | |
548 | #define ACPI_OST_SC_OS_SHUTDOWN_IN_PROGRESS 0x81 | |
549 | #define ACPI_OST_SC_OS_SHUTDOWN_COMPLETED 0x82 | |
550 | #define ACPI_OST_SC_OS_SHUTDOWN_NOT_SUPPORTED 0x83 | |
551 | ||
552 | /* _OST Ejection Request (0x3, 0x103) Status Code */ | |
553 | #define ACPI_OST_SC_EJECT_NOT_SUPPORTED 0x80 | |
554 | #define ACPI_OST_SC_DEVICE_IN_USE 0x81 | |
555 | #define ACPI_OST_SC_DEVICE_BUSY 0x82 | |
556 | #define ACPI_OST_SC_EJECT_DEPENDENCY_BUSY 0x83 | |
557 | #define ACPI_OST_SC_EJECT_IN_PROGRESS 0x84 | |
558 | ||
559 | /* _OST Insertion Request (0x200) Status Code */ | |
560 | #define ACPI_OST_SC_INSERT_IN_PROGRESS 0x80 | |
561 | #define ACPI_OST_SC_DRIVER_LOAD_FAILURE 0x81 | |
562 | #define ACPI_OST_SC_INSERT_NOT_SUPPORTED 0x82 | |
563 | ||
5aa5911a TK |
564 | enum acpi_predicate { |
565 | all_versions, | |
566 | less_than_or_equal, | |
567 | equal, | |
568 | greater_than_or_equal, | |
569 | }; | |
570 | ||
571 | /* Table must be terminted by a NULL entry */ | |
572 | struct acpi_platform_list { | |
573 | char oem_id[ACPI_OEM_ID_SIZE+1]; | |
574 | char oem_table_id[ACPI_OEM_TABLE_ID_SIZE+1]; | |
575 | u32 oem_revision; | |
576 | char *table; | |
577 | enum acpi_predicate pred; | |
578 | char *reason; | |
579 | u32 data; | |
580 | }; | |
581 | int acpi_match_platform_list(const struct acpi_platform_list *plat); | |
582 | ||
4a7a16dc | 583 | extern void acpi_early_init(void); |
b064a8fa | 584 | extern void acpi_subsystem_init(void); |
63fab697 | 585 | extern void arch_post_acpi_subsys_init(void); |
4a7a16dc | 586 | |
b54ac6d2 HY |
587 | extern int acpi_nvs_register(__u64 start, __u64 size); |
588 | ||
589 | extern int acpi_nvs_for_each_region(int (*func)(__u64, __u64, void *), | |
590 | void *data); | |
591 | ||
cf761af9 MW |
592 | const struct acpi_device_id *acpi_match_device(const struct acpi_device_id *ids, |
593 | const struct device *dev); | |
594 | ||
67dcc26d | 595 | const void *acpi_device_get_match_data(const struct device *dev); |
733e6251 MW |
596 | extern bool acpi_driver_match_device(struct device *dev, |
597 | const struct device_driver *drv); | |
6eb2451f ZR |
598 | int acpi_device_uevent_modalias(struct device *, struct kobj_uevent_env *); |
599 | int acpi_device_modalias(struct device *, char *, int); | |
40e7fcb1 | 600 | void acpi_walk_dep_device_list(acpi_handle handle); |
6eb2451f | 601 | |
1571875b HK |
602 | struct platform_device *acpi_create_platform_device(struct acpi_device *, |
603 | struct property_entry *); | |
cf761af9 MW |
604 | #define ACPI_PTR(_ptr) (_ptr) |
605 | ||
10c7e20b OP |
606 | static inline void acpi_device_set_enumerated(struct acpi_device *adev) |
607 | { | |
608 | adev->flags.visited = true; | |
609 | } | |
610 | ||
611 | static inline void acpi_device_clear_enumerated(struct acpi_device *adev) | |
612 | { | |
613 | adev->flags.visited = false; | |
614 | } | |
615 | ||
68bdb677 OP |
616 | enum acpi_reconfig_event { |
617 | ACPI_RECONFIG_DEVICE_ADD = 0, | |
618 | ACPI_RECONFIG_DEVICE_REMOVE, | |
619 | }; | |
620 | ||
621 | int acpi_reconfig_notifier_register(struct notifier_block *nb); | |
622 | int acpi_reconfig_notifier_unregister(struct notifier_block *nb); | |
623 | ||
5f1ae4eb FW |
624 | #ifdef CONFIG_ACPI_GTDT |
625 | int acpi_gtdt_init(struct acpi_table_header *table, int *platform_timer_count); | |
626 | int acpi_gtdt_map_ppi(int type); | |
627 | bool acpi_gtdt_c3stop(int type); | |
a712c3ed | 628 | int acpi_arch_timer_mem_init(struct arch_timer_mem *timer_mem, int *timer_count); |
5f1ae4eb FW |
629 | #endif |
630 | ||
dfc9327a JG |
631 | #ifndef ACPI_HAVE_ARCH_GET_ROOT_POINTER |
632 | static inline u64 acpi_arch_get_root_pointer(void) | |
633 | { | |
634 | return 0; | |
635 | } | |
636 | #endif | |
637 | ||
e55a5999 FT |
638 | #else /* !CONFIG_ACPI */ |
639 | ||
640 | #define acpi_disabled 1 | |
641 | ||
7b199811 RW |
642 | #define ACPI_COMPANION(dev) (NULL) |
643 | #define ACPI_COMPANION_SET(dev, adev) do { } while (0) | |
644 | #define ACPI_HANDLE(dev) (NULL) | |
7c6c57f2 | 645 | #define ACPI_HANDLE_FWNODE(fwnode) (NULL) |
26095a01 | 646 | #define ACPI_DEVICE_CLASS(_cls, _msk) .cls = (0), .cls_msk = (0), |
7b199811 | 647 | |
8a0662d9 RW |
648 | struct fwnode_handle; |
649 | ||
6eb17e0d KY |
650 | static inline bool acpi_dev_found(const char *hid) |
651 | { | |
652 | return false; | |
653 | } | |
654 | ||
8661423e HG |
655 | static inline bool acpi_dev_present(const char *hid, const char *uid, s64 hrv) |
656 | { | |
657 | return false; | |
658 | } | |
659 | ||
67dcf8a3 AS |
660 | static inline const char * |
661 | acpi_dev_get_first_match_name(const char *hid, const char *uid, s64 hrv) | |
662 | { | |
663 | return NULL; | |
664 | } | |
665 | ||
8a0662d9 RW |
666 | static inline bool is_acpi_node(struct fwnode_handle *fwnode) |
667 | { | |
668 | return false; | |
669 | } | |
670 | ||
3a7a2ab8 RW |
671 | static inline bool is_acpi_device_node(struct fwnode_handle *fwnode) |
672 | { | |
673 | return false; | |
674 | } | |
675 | ||
676 | static inline struct acpi_device *to_acpi_device_node(struct fwnode_handle *fwnode) | |
677 | { | |
678 | return NULL; | |
679 | } | |
680 | ||
681 | static inline bool is_acpi_data_node(struct fwnode_handle *fwnode) | |
682 | { | |
683 | return false; | |
684 | } | |
685 | ||
686 | static inline struct acpi_data_node *to_acpi_data_node(struct fwnode_handle *fwnode) | |
8a0662d9 RW |
687 | { |
688 | return NULL; | |
689 | } | |
690 | ||
613e9721 AT |
691 | static inline bool acpi_data_node_match(struct fwnode_handle *fwnode, |
692 | const char *name) | |
693 | { | |
694 | return false; | |
695 | } | |
696 | ||
8a0662d9 RW |
697 | static inline struct fwnode_handle *acpi_fwnode_handle(struct acpi_device *adev) |
698 | { | |
699 | return NULL; | |
700 | } | |
701 | ||
ca5b74d2 RW |
702 | static inline bool has_acpi_companion(struct device *dev) |
703 | { | |
704 | return false; | |
705 | } | |
706 | ||
c0e5c445 DB |
707 | static inline void acpi_preset_companion(struct device *dev, |
708 | struct acpi_device *parent, u64 addr) | |
709 | { | |
710 | } | |
711 | ||
45c42a7f JN |
712 | static inline const char *acpi_dev_name(struct acpi_device *adev) |
713 | { | |
714 | return NULL; | |
715 | } | |
716 | ||
daae45ca LW |
717 | static inline struct device *acpi_get_first_physical_node(struct acpi_device *adev) |
718 | { | |
719 | return NULL; | |
720 | } | |
721 | ||
4a7a16dc | 722 | static inline void acpi_early_init(void) { } |
b064a8fa | 723 | static inline void acpi_subsystem_init(void) { } |
53de49f5 | 724 | |
cbf9bd60 YL |
725 | static inline int early_acpi_boot_init(void) |
726 | { | |
727 | return 0; | |
728 | } | |
53de49f5 AM |
729 | static inline int acpi_boot_init(void) |
730 | { | |
731 | return 0; | |
732 | } | |
733 | ||
8558e394 | 734 | static inline void acpi_boot_table_init(void) |
53de49f5 | 735 | { |
8558e394 | 736 | return; |
53de49f5 AM |
737 | } |
738 | ||
3c999f14 YL |
739 | static inline int acpi_mps_check(void) |
740 | { | |
741 | return 0; | |
742 | } | |
743 | ||
443dea72 TR |
744 | static inline int acpi_check_resource_conflict(struct resource *res) |
745 | { | |
746 | return 0; | |
747 | } | |
748 | ||
df92e695 TR |
749 | static inline int acpi_check_region(resource_size_t start, resource_size_t n, |
750 | const char *name) | |
751 | { | |
752 | return 0; | |
753 | } | |
754 | ||
e55a5999 FT |
755 | struct acpi_table_header; |
756 | static inline int acpi_table_parse(char *id, | |
757 | int (*handler)(struct acpi_table_header *)) | |
758 | { | |
f8a571b2 | 759 | return -ENODEV; |
e55a5999 | 760 | } |
6fed05c9 | 761 | |
b54ac6d2 | 762 | static inline int acpi_nvs_register(__u64 start, __u64 size) |
6fed05c9 RW |
763 | { |
764 | return 0; | |
765 | } | |
b54ac6d2 HY |
766 | |
767 | static inline int acpi_nvs_for_each_region(int (*func)(__u64, __u64, void *), | |
768 | void *data) | |
769 | { | |
770 | return 0; | |
771 | } | |
772 | ||
cf761af9 MW |
773 | struct acpi_device_id; |
774 | ||
775 | static inline const struct acpi_device_id *acpi_match_device( | |
776 | const struct acpi_device_id *ids, const struct device *dev) | |
80212a16 SK |
777 | { |
778 | return NULL; | |
779 | } | |
780 | ||
67dcc26d | 781 | static inline const void *acpi_device_get_match_data(const struct device *dev) |
cf761af9 MW |
782 | { |
783 | return NULL; | |
784 | } | |
785 | ||
786 | static inline bool acpi_driver_match_device(struct device *dev, | |
787 | const struct device_driver *drv) | |
788 | { | |
789 | return false; | |
790 | } | |
791 | ||
4ae39924 | 792 | static inline union acpi_object *acpi_evaluate_dsm(acpi_handle handle, |
94116f81 | 793 | const guid_t *guid, |
4ae39924 KY |
794 | int rev, int func, |
795 | union acpi_object *argv4) | |
796 | { | |
797 | return NULL; | |
798 | } | |
799 | ||
6eb2451f ZR |
800 | static inline int acpi_device_uevent_modalias(struct device *dev, |
801 | struct kobj_uevent_env *env) | |
802 | { | |
803 | return -ENODEV; | |
804 | } | |
805 | ||
806 | static inline int acpi_device_modalias(struct device *dev, | |
807 | char *buf, int size) | |
808 | { | |
809 | return -ENODEV; | |
810 | } | |
811 | ||
b84f196d | 812 | static inline bool acpi_dma_supported(struct acpi_device *adev) |
d0562674 SS |
813 | { |
814 | return false; | |
815 | } | |
816 | ||
b84f196d SS |
817 | static inline enum dev_dma_attr acpi_get_dma_attr(struct acpi_device *adev) |
818 | { | |
819 | return DEV_DMA_NOT_SUPPORTED; | |
820 | } | |
821 | ||
c04ac679 LP |
822 | static inline int acpi_dma_get_range(struct device *dev, u64 *dma_addr, |
823 | u64 *offset, u64 *size) | |
824 | { | |
825 | return -ENODEV; | |
826 | } | |
827 | ||
5a1bb638 S |
828 | static inline int acpi_dma_configure(struct device *dev, |
829 | enum dev_dma_attr attr) | |
830 | { | |
831 | return 0; | |
832 | } | |
d760a1ba LP |
833 | |
834 | static inline void acpi_dma_deconfigure(struct device *dev) { } | |
835 | ||
cf761af9 MW |
836 | #define ACPI_PTR(_ptr) (NULL) |
837 | ||
10c7e20b OP |
838 | static inline void acpi_device_set_enumerated(struct acpi_device *adev) |
839 | { | |
840 | } | |
841 | ||
842 | static inline void acpi_device_clear_enumerated(struct acpi_device *adev) | |
843 | { | |
844 | } | |
845 | ||
68bdb677 OP |
846 | static inline int acpi_reconfig_notifier_register(struct notifier_block *nb) |
847 | { | |
848 | return -EINVAL; | |
849 | } | |
850 | ||
851 | static inline int acpi_reconfig_notifier_unregister(struct notifier_block *nb) | |
852 | { | |
853 | return -EINVAL; | |
854 | } | |
855 | ||
00710984 BH |
856 | static inline struct acpi_device *acpi_resource_consumer(struct resource *res) |
857 | { | |
858 | return NULL; | |
859 | } | |
860 | ||
b54ac6d2 | 861 | #endif /* !CONFIG_ACPI */ |
6fed05c9 | 862 | |
fe7bd58f RW |
863 | #ifdef CONFIG_ACPI_HOTPLUG_IOAPIC |
864 | int acpi_ioapic_add(acpi_handle root); | |
865 | #else | |
866 | static inline int acpi_ioapic_add(acpi_handle root) { return 0; } | |
867 | #endif | |
868 | ||
09f98a82 TL |
869 | #ifdef CONFIG_ACPI |
870 | void acpi_os_set_prepare_sleep(int (*func)(u8 sleep_state, | |
871 | u32 pm1a_ctrl, u32 pm1b_ctrl)); | |
872 | ||
873 | acpi_status acpi_os_prepare_sleep(u8 sleep_state, | |
874 | u32 pm1a_control, u32 pm1b_control); | |
d6b47b12 BG |
875 | |
876 | void acpi_os_set_prepare_extended_sleep(int (*func)(u8 sleep_state, | |
877 | u32 val_a, u32 val_b)); | |
878 | ||
879 | acpi_status acpi_os_prepare_extended_sleep(u8 sleep_state, | |
880 | u32 val_a, u32 val_b); | |
881 | ||
385ddeac | 882 | #ifdef CONFIG_X86 |
8e30524d TR |
883 | void arch_reserve_mem_area(acpi_physical_address addr, size_t size); |
884 | #else | |
885 | static inline void arch_reserve_mem_area(acpi_physical_address addr, | |
886 | size_t size) | |
887 | { | |
888 | } | |
889 | #endif /* CONFIG_X86 */ | |
09f98a82 TL |
890 | #else |
891 | #define acpi_os_set_prepare_sleep(func, pm1a_ctrl, pm1b_ctrl) do { } while (0) | |
892 | #endif | |
893 | ||
5de21bb9 | 894 | #if defined(CONFIG_ACPI) && defined(CONFIG_PM) |
cbe25ce3 | 895 | int acpi_dev_suspend(struct device *dev, bool wakeup); |
63705c40 | 896 | int acpi_dev_resume(struct device *dev); |
e5cc8ef3 RW |
897 | int acpi_subsys_runtime_suspend(struct device *dev); |
898 | int acpi_subsys_runtime_resume(struct device *dev); | |
5de21bb9 | 899 | int acpi_dev_pm_attach(struct device *dev, bool power_on); |
e5cc8ef3 RW |
900 | #else |
901 | static inline int acpi_dev_runtime_suspend(struct device *dev) { return 0; } | |
902 | static inline int acpi_dev_runtime_resume(struct device *dev) { return 0; } | |
903 | static inline int acpi_subsys_runtime_suspend(struct device *dev) { return 0; } | |
904 | static inline int acpi_subsys_runtime_resume(struct device *dev) { return 0; } | |
5de21bb9 RW |
905 | static inline int acpi_dev_pm_attach(struct device *dev, bool power_on) |
906 | { | |
919b7308 | 907 | return 0; |
5de21bb9 | 908 | } |
e5cc8ef3 RW |
909 | #endif |
910 | ||
d79beb39 | 911 | #if defined(CONFIG_ACPI) && defined(CONFIG_PM_SLEEP) |
e5cc8ef3 | 912 | int acpi_dev_suspend_late(struct device *dev); |
e5cc8ef3 | 913 | int acpi_subsys_prepare(struct device *dev); |
4cf563c5 | 914 | void acpi_subsys_complete(struct device *dev); |
e5cc8ef3 | 915 | int acpi_subsys_suspend_late(struct device *dev); |
05087360 RW |
916 | int acpi_subsys_suspend_noirq(struct device *dev); |
917 | int acpi_subsys_resume_noirq(struct device *dev); | |
e5cc8ef3 | 918 | int acpi_subsys_resume_early(struct device *dev); |
4cf563c5 HK |
919 | int acpi_subsys_suspend(struct device *dev); |
920 | int acpi_subsys_freeze(struct device *dev); | |
05087360 RW |
921 | int acpi_subsys_freeze_late(struct device *dev); |
922 | int acpi_subsys_freeze_noirq(struct device *dev); | |
923 | int acpi_subsys_thaw_noirq(struct device *dev); | |
e5cc8ef3 | 924 | #else |
e5cc8ef3 RW |
925 | static inline int acpi_dev_resume_early(struct device *dev) { return 0; } |
926 | static inline int acpi_subsys_prepare(struct device *dev) { return 0; } | |
4cf563c5 | 927 | static inline void acpi_subsys_complete(struct device *dev) {} |
e5cc8ef3 | 928 | static inline int acpi_subsys_suspend_late(struct device *dev) { return 0; } |
05087360 RW |
929 | static inline int acpi_subsys_suspend_noirq(struct device *dev) { return 0; } |
930 | static inline int acpi_subsys_resume_noirq(struct device *dev) { return 0; } | |
e5cc8ef3 | 931 | static inline int acpi_subsys_resume_early(struct device *dev) { return 0; } |
4cf563c5 HK |
932 | static inline int acpi_subsys_suspend(struct device *dev) { return 0; } |
933 | static inline int acpi_subsys_freeze(struct device *dev) { return 0; } | |
05087360 RW |
934 | static inline int acpi_subsys_freeze_late(struct device *dev) { return 0; } |
935 | static inline int acpi_subsys_freeze_noirq(struct device *dev) { return 0; } | |
936 | static inline int acpi_subsys_thaw_noirq(struct device *dev) { return 0; } | |
e5cc8ef3 RW |
937 | #endif |
938 | ||
fbfddae6 TK |
939 | #ifdef CONFIG_ACPI |
940 | __printf(3, 4) | |
941 | void acpi_handle_printk(const char *level, acpi_handle handle, | |
942 | const char *fmt, ...); | |
943 | #else /* !CONFIG_ACPI */ | |
944 | static inline __printf(3, 4) void | |
945 | acpi_handle_printk(const char *level, void *handle, const char *fmt, ...) {} | |
946 | #endif /* !CONFIG_ACPI */ | |
947 | ||
45fef5b8 BM |
948 | #if defined(CONFIG_ACPI) && defined(CONFIG_DYNAMIC_DEBUG) |
949 | __printf(3, 4) | |
950 | void __acpi_handle_debug(struct _ddebug *descriptor, acpi_handle handle, const char *fmt, ...); | |
951 | #else | |
952 | #define __acpi_handle_debug(descriptor, handle, fmt, ...) \ | |
953 | acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__); | |
954 | #endif | |
955 | ||
fbfddae6 TK |
956 | /* |
957 | * acpi_handle_<level>: Print message with ACPI prefix and object path | |
958 | * | |
959 | * These interfaces acquire the global namespace mutex to obtain an object | |
960 | * path. In interrupt context, it shows the object path as <n/a>. | |
961 | */ | |
962 | #define acpi_handle_emerg(handle, fmt, ...) \ | |
963 | acpi_handle_printk(KERN_EMERG, handle, fmt, ##__VA_ARGS__) | |
964 | #define acpi_handle_alert(handle, fmt, ...) \ | |
965 | acpi_handle_printk(KERN_ALERT, handle, fmt, ##__VA_ARGS__) | |
966 | #define acpi_handle_crit(handle, fmt, ...) \ | |
967 | acpi_handle_printk(KERN_CRIT, handle, fmt, ##__VA_ARGS__) | |
968 | #define acpi_handle_err(handle, fmt, ...) \ | |
969 | acpi_handle_printk(KERN_ERR, handle, fmt, ##__VA_ARGS__) | |
970 | #define acpi_handle_warn(handle, fmt, ...) \ | |
971 | acpi_handle_printk(KERN_WARNING, handle, fmt, ##__VA_ARGS__) | |
972 | #define acpi_handle_notice(handle, fmt, ...) \ | |
973 | acpi_handle_printk(KERN_NOTICE, handle, fmt, ##__VA_ARGS__) | |
974 | #define acpi_handle_info(handle, fmt, ...) \ | |
975 | acpi_handle_printk(KERN_INFO, handle, fmt, ##__VA_ARGS__) | |
976 | ||
45fef5b8 | 977 | #if defined(DEBUG) |
fbfddae6 TK |
978 | #define acpi_handle_debug(handle, fmt, ...) \ |
979 | acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__) | |
980 | #else | |
45fef5b8 BM |
981 | #if defined(CONFIG_DYNAMIC_DEBUG) |
982 | #define acpi_handle_debug(handle, fmt, ...) \ | |
983 | do { \ | |
984 | DEFINE_DYNAMIC_DEBUG_METADATA(descriptor, fmt); \ | |
985 | if (unlikely(descriptor.flags & _DPRINTK_FLAGS_PRINT)) \ | |
986 | __acpi_handle_debug(&descriptor, handle, pr_fmt(fmt), \ | |
987 | ##__VA_ARGS__); \ | |
988 | } while (0) | |
989 | #else | |
fbfddae6 TK |
990 | #define acpi_handle_debug(handle, fmt, ...) \ |
991 | ({ \ | |
992 | if (0) \ | |
993 | acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__); \ | |
994 | 0; \ | |
995 | }) | |
996 | #endif | |
45fef5b8 | 997 | #endif |
fbfddae6 | 998 | |
f028d524 RW |
999 | struct acpi_gpio_params { |
1000 | unsigned int crs_entry_index; | |
1001 | unsigned int line_index; | |
1002 | bool active_low; | |
1003 | }; | |
1004 | ||
1005 | struct acpi_gpio_mapping { | |
1006 | const char *name; | |
1007 | const struct acpi_gpio_params *data; | |
1008 | unsigned int size; | |
1b2ca32a AS |
1009 | |
1010 | /* Ignore IoRestriction field */ | |
1011 | #define ACPI_GPIO_QUIRK_NO_IO_RESTRICTION BIT(0) | |
1012 | ||
ce0929d2 | 1013 | unsigned int quirks; |
f028d524 RW |
1014 | }; |
1015 | ||
1016 | #if defined(CONFIG_ACPI) && defined(CONFIG_GPIOLIB) | |
1017 | int acpi_dev_add_driver_gpios(struct acpi_device *adev, | |
1018 | const struct acpi_gpio_mapping *gpios); | |
1019 | ||
1020 | static inline void acpi_dev_remove_driver_gpios(struct acpi_device *adev) | |
1021 | { | |
1022 | if (adev) | |
1023 | adev->driver_gpios = NULL; | |
1024 | } | |
c884fbd4 | 1025 | |
85c73d50 AS |
1026 | int devm_acpi_dev_add_driver_gpios(struct device *dev, |
1027 | const struct acpi_gpio_mapping *gpios); | |
1028 | void devm_acpi_dev_remove_driver_gpios(struct device *dev); | |
1029 | ||
25e3ef89 AS |
1030 | bool acpi_gpio_get_irq_resource(struct acpi_resource *ares, |
1031 | struct acpi_resource_gpio **agpio); | |
c884fbd4 | 1032 | int acpi_dev_gpio_irq_get(struct acpi_device *adev, int index); |
f028d524 RW |
1033 | #else |
1034 | static inline int acpi_dev_add_driver_gpios(struct acpi_device *adev, | |
1035 | const struct acpi_gpio_mapping *gpios) | |
1036 | { | |
1037 | return -ENXIO; | |
1038 | } | |
1039 | static inline void acpi_dev_remove_driver_gpios(struct acpi_device *adev) {} | |
c884fbd4 | 1040 | |
85c73d50 AS |
1041 | static inline int devm_acpi_dev_add_driver_gpios(struct device *dev, |
1042 | const struct acpi_gpio_mapping *gpios) | |
1043 | { | |
1044 | return -ENXIO; | |
1045 | } | |
1046 | static inline void devm_acpi_dev_remove_driver_gpios(struct device *dev) {} | |
1047 | ||
25e3ef89 AS |
1048 | static inline bool acpi_gpio_get_irq_resource(struct acpi_resource *ares, |
1049 | struct acpi_resource_gpio **agpio) | |
1050 | { | |
1051 | return false; | |
1052 | } | |
c884fbd4 MW |
1053 | static inline int acpi_dev_gpio_irq_get(struct acpi_device *adev, int index) |
1054 | { | |
1055 | return -ENXIO; | |
1056 | } | |
f028d524 RW |
1057 | #endif |
1058 | ||
ffdcd955 MW |
1059 | /* Device properties */ |
1060 | ||
1061 | #define MAX_ACPI_REFERENCE_ARGS 8 | |
1062 | struct acpi_reference_args { | |
1063 | struct acpi_device *adev; | |
1064 | size_t nargs; | |
1065 | u64 args[MAX_ACPI_REFERENCE_ARGS]; | |
1066 | }; | |
1067 | ||
1068 | #ifdef CONFIG_ACPI | |
99a85464 | 1069 | int acpi_dev_get_property(const struct acpi_device *adev, const char *name, |
ffdcd955 | 1070 | acpi_object_type type, const union acpi_object **obj); |
99a85464 | 1071 | int __acpi_node_get_property_reference(const struct fwnode_handle *fwnode, |
b60e4ea4 MW |
1072 | const char *name, size_t index, size_t num_args, |
1073 | struct acpi_reference_args *args); | |
1074 | ||
99a85464 SA |
1075 | static inline int acpi_node_get_property_reference( |
1076 | const struct fwnode_handle *fwnode, | |
b60e4ea4 MW |
1077 | const char *name, size_t index, |
1078 | struct acpi_reference_args *args) | |
1079 | { | |
1080 | return __acpi_node_get_property_reference(fwnode, name, index, | |
1081 | MAX_ACPI_REFERENCE_ARGS, args); | |
1082 | } | |
b31384fa | 1083 | |
99a85464 | 1084 | int acpi_node_prop_get(const struct fwnode_handle *fwnode, const char *propname, |
3a7a2ab8 | 1085 | void **valptr); |
99a85464 SA |
1086 | int acpi_dev_prop_read_single(struct acpi_device *adev, |
1087 | const char *propname, enum dev_prop_type proptype, | |
1088 | void *val); | |
1089 | int acpi_node_prop_read(const struct fwnode_handle *fwnode, | |
1090 | const char *propname, enum dev_prop_type proptype, | |
1091 | void *val, size_t nval); | |
1092 | int acpi_dev_prop_read(const struct acpi_device *adev, const char *propname, | |
b31384fa | 1093 | enum dev_prop_type proptype, void *val, size_t nval); |
8a0662d9 | 1094 | |
37ba983c | 1095 | struct fwnode_handle *acpi_get_next_subnode(const struct fwnode_handle *fwnode, |
34055190 | 1096 | struct fwnode_handle *child); |
37ba983c | 1097 | struct fwnode_handle *acpi_node_get_parent(const struct fwnode_handle *fwnode); |
e647b532 | 1098 | |
37ba983c SA |
1099 | struct fwnode_handle * |
1100 | acpi_graph_get_next_endpoint(const struct fwnode_handle *fwnode, | |
1101 | struct fwnode_handle *prev); | |
1102 | int acpi_graph_get_remote_endpoint(const struct fwnode_handle *fwnode, | |
79389a83 MW |
1103 | struct fwnode_handle **remote, |
1104 | struct fwnode_handle **port, | |
1105 | struct fwnode_handle **endpoint); | |
e647b532 MZ |
1106 | |
1107 | struct acpi_probe_entry; | |
1108 | typedef bool (*acpi_probe_entry_validate_subtbl)(struct acpi_subtable_header *, | |
1109 | struct acpi_probe_entry *); | |
1110 | ||
1111 | #define ACPI_TABLE_ID_LEN 5 | |
1112 | ||
1113 | /** | |
1114 | * struct acpi_probe_entry - boot-time probing entry | |
1115 | * @id: ACPI table name | |
1116 | * @type: Optional subtable type to match | |
1117 | * (if @id contains subtables) | |
1118 | * @subtable_valid: Optional callback to check the validity of | |
1119 | * the subtable | |
1120 | * @probe_table: Callback to the driver being probed when table | |
1121 | * match is successful | |
1122 | * @probe_subtbl: Callback to the driver being probed when table and | |
1123 | * subtable match (and optional callback is successful) | |
1124 | * @driver_data: Sideband data provided back to the driver | |
1125 | */ | |
1126 | struct acpi_probe_entry { | |
1127 | __u8 id[ACPI_TABLE_ID_LEN]; | |
1128 | __u8 type; | |
1129 | acpi_probe_entry_validate_subtbl subtable_valid; | |
1130 | union { | |
1131 | acpi_tbl_table_handler probe_table; | |
1132 | acpi_tbl_entry_handler probe_subtbl; | |
1133 | }; | |
1134 | kernel_ulong_t driver_data; | |
1135 | }; | |
1136 | ||
1137 | #define ACPI_DECLARE_PROBE_ENTRY(table, name, table_id, subtable, valid, data, fn) \ | |
1138 | static const struct acpi_probe_entry __acpi_probe_##name \ | |
1139 | __used __section(__##table##_acpi_probe_table) \ | |
1140 | = { \ | |
1141 | .id = table_id, \ | |
1142 | .type = subtable, \ | |
1143 | .subtable_valid = valid, \ | |
1144 | .probe_table = (acpi_tbl_table_handler)fn, \ | |
1145 | .driver_data = data, \ | |
1146 | } | |
1147 | ||
1148 | #define ACPI_PROBE_TABLE(name) __##name##_acpi_probe_table | |
1149 | #define ACPI_PROBE_TABLE_END(name) __##name##_acpi_probe_table_end | |
1150 | ||
1151 | int __acpi_probe_device_table(struct acpi_probe_entry *start, int nr); | |
1152 | ||
1153 | #define acpi_probe_device_table(t) \ | |
1154 | ({ \ | |
1155 | extern struct acpi_probe_entry ACPI_PROBE_TABLE(t), \ | |
1156 | ACPI_PROBE_TABLE_END(t); \ | |
1157 | __acpi_probe_device_table(&ACPI_PROBE_TABLE(t), \ | |
1158 | (&ACPI_PROBE_TABLE_END(t) - \ | |
1159 | &ACPI_PROBE_TABLE(t))); \ | |
1160 | }) | |
ffdcd955 MW |
1161 | #else |
1162 | static inline int acpi_dev_get_property(struct acpi_device *adev, | |
1163 | const char *name, acpi_object_type type, | |
1164 | const union acpi_object **obj) | |
1165 | { | |
1166 | return -ENXIO; | |
1167 | } | |
3a7a2ab8 | 1168 | |
b60e4ea4 | 1169 | static inline int |
99a85464 | 1170 | __acpi_node_get_property_reference(const struct fwnode_handle *fwnode, |
b60e4ea4 MW |
1171 | const char *name, size_t index, size_t num_args, |
1172 | struct acpi_reference_args *args) | |
1173 | { | |
1174 | return -ENXIO; | |
1175 | } | |
1176 | ||
99a85464 SA |
1177 | static inline int |
1178 | acpi_node_get_property_reference(const struct fwnode_handle *fwnode, | |
1179 | const char *name, size_t index, | |
1180 | struct acpi_reference_args *args) | |
ffdcd955 MW |
1181 | { |
1182 | return -ENXIO; | |
1183 | } | |
b31384fa | 1184 | |
99a85464 | 1185 | static inline int acpi_node_prop_get(const struct fwnode_handle *fwnode, |
3a7a2ab8 RW |
1186 | const char *propname, |
1187 | void **valptr) | |
ffdcd955 MW |
1188 | { |
1189 | return -ENXIO; | |
1190 | } | |
b31384fa | 1191 | |
99a85464 | 1192 | static inline int acpi_dev_prop_get(const struct acpi_device *adev, |
b31384fa RW |
1193 | const char *propname, |
1194 | void **valptr) | |
1195 | { | |
1196 | return -ENXIO; | |
1197 | } | |
1198 | ||
99a85464 | 1199 | static inline int acpi_dev_prop_read_single(const struct acpi_device *adev, |
b31384fa RW |
1200 | const char *propname, |
1201 | enum dev_prop_type proptype, | |
1202 | void *val) | |
1203 | { | |
1204 | return -ENXIO; | |
1205 | } | |
1206 | ||
99a85464 | 1207 | static inline int acpi_node_prop_read(const struct fwnode_handle *fwnode, |
3a7a2ab8 RW |
1208 | const char *propname, |
1209 | enum dev_prop_type proptype, | |
1210 | void *val, size_t nval) | |
1211 | { | |
1212 | return -ENXIO; | |
1213 | } | |
1214 | ||
99a85464 | 1215 | static inline int acpi_dev_prop_read(const struct acpi_device *adev, |
b31384fa RW |
1216 | const char *propname, |
1217 | enum dev_prop_type proptype, | |
1218 | void *val, size_t nval) | |
1219 | { | |
1220 | return -ENXIO; | |
1221 | } | |
1222 | ||
34055190 | 1223 | static inline struct fwnode_handle * |
37ba983c SA |
1224 | acpi_get_next_subnode(const struct fwnode_handle *fwnode, |
1225 | struct fwnode_handle *child) | |
8a0662d9 RW |
1226 | { |
1227 | return NULL; | |
1228 | } | |
1229 | ||
dfa672fb | 1230 | static inline struct fwnode_handle * |
37ba983c | 1231 | acpi_node_get_parent(const struct fwnode_handle *fwnode) |
dfa672fb MW |
1232 | { |
1233 | return NULL; | |
1234 | } | |
1235 | ||
79389a83 | 1236 | static inline struct fwnode_handle * |
37ba983c | 1237 | acpi_graph_get_next_endpoint(const struct fwnode_handle *fwnode, |
79389a83 MW |
1238 | struct fwnode_handle *prev) |
1239 | { | |
1240 | return ERR_PTR(-ENXIO); | |
1241 | } | |
1242 | ||
1243 | static inline int | |
37ba983c | 1244 | acpi_graph_get_remote_endpoint(const struct fwnode_handle *fwnode, |
79389a83 MW |
1245 | struct fwnode_handle **remote, |
1246 | struct fwnode_handle **port, | |
1247 | struct fwnode_handle **endpoint) | |
1248 | { | |
1249 | return -ENXIO; | |
1250 | } | |
1251 | ||
3feab13c | 1252 | #define ACPI_DECLARE_PROBE_ENTRY(table, name, table_id, subtable, valid, data, fn) \ |
e647b532 MZ |
1253 | static const void * __acpi_table_##name[] \ |
1254 | __attribute__((unused)) \ | |
1255 | = { (void *) table_id, \ | |
1256 | (void *) subtable, \ | |
1257 | (void *) valid, \ | |
1258 | (void *) fn, \ | |
1259 | (void *) data } | |
1260 | ||
1261 | #define acpi_probe_device_table(t) ({ int __r = 0; __r;}) | |
ffdcd955 MW |
1262 | #endif |
1263 | ||
da3d3f98 AM |
1264 | #ifdef CONFIG_ACPI_TABLE_UPGRADE |
1265 | void acpi_table_upgrade(void); | |
1266 | #else | |
1267 | static inline void acpi_table_upgrade(void) { } | |
1268 | #endif | |
1269 | ||
058dfc76 MW |
1270 | #if defined(CONFIG_ACPI) && defined(CONFIG_ACPI_WATCHDOG) |
1271 | extern bool acpi_has_watchdog(void); | |
1272 | #else | |
1273 | static inline bool acpi_has_watchdog(void) { return false; } | |
1274 | #endif | |
1275 | ||
ad1696f6 | 1276 | #ifdef CONFIG_ACPI_SPCR_TABLE |
37ef38f3 | 1277 | extern bool qdf2400_e44_present; |
0231d000 | 1278 | int acpi_parse_spcr(bool enable_earlycon, bool enable_console); |
ad1696f6 | 1279 | #else |
0231d000 PB |
1280 | static inline int acpi_parse_spcr(bool enable_earlycon, bool enable_console) |
1281 | { | |
1282 | return 0; | |
1283 | } | |
ad1696f6 AM |
1284 | #endif |
1285 | ||
d44fa3d4 AVF |
1286 | #if IS_ENABLED(CONFIG_ACPI_GENERIC_GSI) |
1287 | int acpi_irq_get(acpi_handle handle, unsigned int index, struct resource *res); | |
1288 | #else | |
1289 | static inline | |
1290 | int acpi_irq_get(acpi_handle handle, unsigned int index, struct resource *res) | |
1291 | { | |
1292 | return -EINVAL; | |
1293 | } | |
1294 | #endif | |
1295 | ||
eeb2d80d SP |
1296 | #ifdef CONFIG_ACPI_LPIT |
1297 | int lpit_read_residency_count_address(u64 *address); | |
1298 | #else | |
1299 | static inline int lpit_read_residency_count_address(u64 *address) | |
1300 | { | |
1301 | return -EINVAL; | |
1302 | } | |
1303 | #endif | |
1304 | ||
2520e627 | 1305 | #ifdef CONFIG_ACPI_PPTT |
2bd00bcd JL |
1306 | int find_acpi_cpu_topology(unsigned int cpu, int level); |
1307 | int find_acpi_cpu_topology_package(unsigned int cpu); | |
1308 | int find_acpi_cpu_cache_topology(unsigned int cpu, int level); | |
2520e627 SH |
1309 | #else |
1310 | static inline int find_acpi_cpu_topology(unsigned int cpu, int level) | |
1311 | { | |
1312 | return -EINVAL; | |
1313 | } | |
1314 | static inline int find_acpi_cpu_topology_package(unsigned int cpu) | |
1315 | { | |
1316 | return -EINVAL; | |
1317 | } | |
1318 | static inline int find_acpi_cpu_cache_topology(unsigned int cpu, int level) | |
1319 | { | |
1320 | return -EINVAL; | |
1321 | } | |
1322 | #endif | |
2bd00bcd | 1323 | |
25be5e6c | 1324 | #endif /*_LINUX_ACPI_H*/ |