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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 RW |
58 | #define ACPI_HANDLE(dev) acpi_device_handle(ACPI_COMPANION(dev)) |
59 | ||
027b25b2 LP |
60 | static inline struct fwnode_handle *acpi_alloc_fwnode_static(void) |
61 | { | |
62 | struct fwnode_handle *fwnode; | |
63 | ||
64 | fwnode = kzalloc(sizeof(struct fwnode_handle), GFP_KERNEL); | |
65 | if (!fwnode) | |
66 | return NULL; | |
67 | ||
db3e50f3 | 68 | fwnode->ops = &acpi_static_fwnode_ops; |
027b25b2 LP |
69 | |
70 | return fwnode; | |
71 | } | |
72 | ||
73 | static inline void acpi_free_fwnode_static(struct fwnode_handle *fwnode) | |
74 | { | |
db3e50f3 | 75 | if (WARN_ON(!is_acpi_static_node(fwnode))) |
027b25b2 LP |
76 | return; |
77 | ||
78 | kfree(fwnode); | |
79 | } | |
80 | ||
26095a01 SS |
81 | /** |
82 | * ACPI_DEVICE_CLASS - macro used to describe an ACPI device with | |
83 | * the PCI-defined class-code information | |
84 | * | |
85 | * @_cls : the class, subclass, prog-if triple for this device | |
86 | * @_msk : the class mask for this device | |
87 | * | |
88 | * This macro is used to create a struct acpi_device_id that matches a | |
89 | * specific PCI class. The .id and .driver_data fields will be left | |
90 | * initialized with the default value. | |
91 | */ | |
92 | #define ACPI_DEVICE_CLASS(_cls, _msk) .cls = (_cls), .cls_msk = (_msk), | |
93 | ||
ca5b74d2 RW |
94 | static inline bool has_acpi_companion(struct device *dev) |
95 | { | |
3a7a2ab8 | 96 | return is_acpi_device_node(dev->fwnode); |
ca5b74d2 RW |
97 | } |
98 | ||
9c5ad36d RW |
99 | static inline void acpi_preset_companion(struct device *dev, |
100 | struct acpi_device *parent, u64 addr) | |
101 | { | |
102 | ACPI_COMPANION_SET(dev, acpi_find_child_device(parent, addr, NULL)); | |
103 | } | |
104 | ||
45c42a7f JN |
105 | static inline const char *acpi_dev_name(struct acpi_device *adev) |
106 | { | |
107 | return dev_name(&adev->dev); | |
108 | } | |
109 | ||
daae45ca LW |
110 | struct device *acpi_get_first_physical_node(struct acpi_device *adev); |
111 | ||
1da177e4 LT |
112 | enum acpi_irq_model_id { |
113 | ACPI_IRQ_MODEL_PIC = 0, | |
114 | ACPI_IRQ_MODEL_IOAPIC, | |
115 | ACPI_IRQ_MODEL_IOSAPIC, | |
3948ec94 | 116 | ACPI_IRQ_MODEL_PLATFORM, |
fbe61ec7 | 117 | ACPI_IRQ_MODEL_GIC, |
1da177e4 LT |
118 | ACPI_IRQ_MODEL_COUNT |
119 | }; | |
120 | ||
121 | extern enum acpi_irq_model_id acpi_irq_model; | |
122 | ||
1da177e4 LT |
123 | enum acpi_interrupt_id { |
124 | ACPI_INTERRUPT_PMI = 1, | |
125 | ACPI_INTERRUPT_INIT, | |
126 | ACPI_INTERRUPT_CPEI, | |
127 | ACPI_INTERRUPT_COUNT | |
128 | }; | |
129 | ||
130 | #define ACPI_SPACE_MEM 0 | |
131 | ||
1da177e4 LT |
132 | enum acpi_address_range_id { |
133 | ACPI_ADDRESS_RANGE_MEMORY = 1, | |
134 | ACPI_ADDRESS_RANGE_RESERVED = 2, | |
135 | ACPI_ADDRESS_RANGE_ACPI = 3, | |
136 | ACPI_ADDRESS_RANGE_NVS = 4, | |
137 | ACPI_ADDRESS_RANGE_COUNT | |
138 | }; | |
139 | ||
1da177e4 | 140 | |
1da177e4 LT |
141 | /* Table Handlers */ |
142 | ||
b43e1065 | 143 | typedef int (*acpi_tbl_table_handler)(struct acpi_table_header *table); |
1da177e4 | 144 | |
b43e1065 LZ |
145 | typedef int (*acpi_tbl_entry_handler)(struct acpi_subtable_header *header, |
146 | const unsigned long end); | |
1da177e4 | 147 | |
836d0830 LZ |
148 | /* Debugger support */ |
149 | ||
150 | struct acpi_debugger_ops { | |
151 | int (*create_thread)(acpi_osd_exec_callback function, void *context); | |
152 | ssize_t (*write_log)(const char *msg); | |
153 | ssize_t (*read_cmd)(char *buffer, size_t length); | |
154 | int (*wait_command_ready)(bool single_step, char *buffer, size_t length); | |
155 | int (*notify_command_complete)(void); | |
156 | }; | |
157 | ||
158 | struct acpi_debugger { | |
159 | const struct acpi_debugger_ops *ops; | |
160 | struct module *owner; | |
161 | struct mutex lock; | |
162 | }; | |
163 | ||
164 | #ifdef CONFIG_ACPI_DEBUGGER | |
165 | int __init acpi_debugger_init(void); | |
166 | int acpi_register_debugger(struct module *owner, | |
167 | const struct acpi_debugger_ops *ops); | |
168 | void acpi_unregister_debugger(const struct acpi_debugger_ops *ops); | |
169 | int acpi_debugger_create_thread(acpi_osd_exec_callback function, void *context); | |
170 | ssize_t acpi_debugger_write_log(const char *msg); | |
171 | ssize_t acpi_debugger_read_cmd(char *buffer, size_t buffer_length); | |
172 | int acpi_debugger_wait_command_ready(void); | |
173 | int acpi_debugger_notify_command_complete(void); | |
174 | #else | |
175 | static inline int acpi_debugger_init(void) | |
176 | { | |
177 | return -ENODEV; | |
178 | } | |
179 | ||
180 | static inline int acpi_register_debugger(struct module *owner, | |
181 | const struct acpi_debugger_ops *ops) | |
182 | { | |
183 | return -ENODEV; | |
184 | } | |
185 | ||
186 | static inline void acpi_unregister_debugger(const struct acpi_debugger_ops *ops) | |
187 | { | |
188 | } | |
189 | ||
190 | static inline int acpi_debugger_create_thread(acpi_osd_exec_callback function, | |
191 | void *context) | |
192 | { | |
193 | return -ENODEV; | |
194 | } | |
195 | ||
196 | static inline int acpi_debugger_write_log(const char *msg) | |
197 | { | |
198 | return -ENODEV; | |
199 | } | |
200 | ||
201 | static inline int acpi_debugger_read_cmd(char *buffer, u32 buffer_length) | |
202 | { | |
203 | return -ENODEV; | |
204 | } | |
205 | ||
206 | static inline int acpi_debugger_wait_command_ready(void) | |
207 | { | |
208 | return -ENODEV; | |
209 | } | |
210 | ||
211 | static inline int acpi_debugger_notify_command_complete(void) | |
212 | { | |
213 | return -ENODEV; | |
214 | } | |
215 | #endif | |
216 | ||
328281b1 HG |
217 | #define BAD_MADT_ENTRY(entry, end) ( \ |
218 | (!entry) || (unsigned long)entry + sizeof(*entry) > end || \ | |
219 | ((struct acpi_subtable_header *)entry)->length < sizeof(*entry)) | |
220 | ||
9b3fedde LA |
221 | struct acpi_subtable_proc { |
222 | int id; | |
223 | acpi_tbl_entry_handler handler; | |
224 | int count; | |
225 | }; | |
226 | ||
6c9a58e8 AS |
227 | void __iomem *__acpi_map_table(unsigned long phys, unsigned long size); |
228 | void __acpi_unmap_table(void __iomem *map, unsigned long size); | |
cbf9bd60 | 229 | int early_acpi_boot_init(void); |
1da177e4 | 230 | int acpi_boot_init (void); |
8558e394 | 231 | void acpi_boot_table_init (void); |
3c999f14 | 232 | int acpi_mps_check (void); |
1da177e4 LT |
233 | int acpi_numa_init (void); |
234 | ||
235 | int acpi_table_init (void); | |
b43e1065 | 236 | int acpi_table_parse(char *id, acpi_tbl_table_handler handler); |
6eb87fed | 237 | int __init acpi_table_parse_entries(char *id, unsigned long table_size, |
9b3fedde LA |
238 | int entry_id, |
239 | acpi_tbl_entry_handler handler, | |
240 | unsigned int max_entries); | |
9b3fedde LA |
241 | int __init acpi_table_parse_entries_array(char *id, unsigned long table_size, |
242 | struct acpi_subtable_proc *proc, int proc_num, | |
243 | unsigned int max_entries); | |
b43e1065 LZ |
244 | int acpi_table_parse_madt(enum acpi_madt_type id, |
245 | acpi_tbl_entry_handler handler, | |
246 | unsigned int max_entries); | |
ceb6c468 | 247 | int acpi_parse_mcfg (struct acpi_table_header *header); |
5f3b1a8b | 248 | void acpi_table_print_madt_entry (struct acpi_subtable_header *madt); |
1da177e4 | 249 | |
4bac6fa7 | 250 | /* the following numa functions are architecture-dependent */ |
1da177e4 | 251 | void acpi_numa_slit_init (struct acpi_table_slit *slit); |
4bac6fa7 HG |
252 | |
253 | #if defined(CONFIG_X86) || defined(CONFIG_IA64) | |
15a58ed1 | 254 | void acpi_numa_processor_affinity_init (struct acpi_srat_cpu_affinity *pa); |
4bac6fa7 HG |
255 | #else |
256 | static inline void | |
257 | acpi_numa_processor_affinity_init(struct acpi_srat_cpu_affinity *pa) { } | |
258 | #endif | |
259 | ||
7237d3de | 260 | void acpi_numa_x2apic_affinity_init(struct acpi_srat_x2apic_cpu_affinity *pa); |
4bac6fa7 HG |
261 | |
262 | #ifdef CONFIG_ARM64 | |
263 | void acpi_numa_gicc_affinity_init(struct acpi_srat_gicc_affinity *pa); | |
264 | #else | |
265 | static inline void | |
266 | acpi_numa_gicc_affinity_init(struct acpi_srat_gicc_affinity *pa) { } | |
267 | #endif | |
268 | ||
095adbb6 | 269 | int acpi_numa_memory_affinity_init (struct acpi_srat_mem_affinity *ma); |
1da177e4 | 270 | |
828aef37 CM |
271 | #ifndef PHYS_CPUID_INVALID |
272 | typedef u32 phys_cpuid_t; | |
273 | #define PHYS_CPUID_INVALID (phys_cpuid_t)(-1) | |
274 | #endif | |
275 | ||
25956b66 HG |
276 | static inline bool invalid_logical_cpuid(u32 cpuid) |
277 | { | |
278 | return (int)cpuid < 0; | |
279 | } | |
280 | ||
ddcc18f5 HG |
281 | static inline bool invalid_phys_cpuid(phys_cpuid_t phys_id) |
282 | { | |
283 | return phys_id == PHYS_CPUID_INVALID; | |
284 | } | |
285 | ||
fd74da21 | 286 | /* Validate the processor object's proc_id */ |
a77d6cd9 | 287 | bool acpi_duplicate_processor_id(int proc_id); |
fd74da21 | 288 | |
1da177e4 LT |
289 | #ifdef CONFIG_ACPI_HOTPLUG_CPU |
290 | /* Arch dependent functions for cpu hotplug support */ | |
febf2407 VK |
291 | int acpi_map_cpu(acpi_handle handle, phys_cpuid_t physid, u32 acpi_id, |
292 | int *pcpu); | |
d02dc27d | 293 | int acpi_unmap_cpu(int cpu); |
1da177e4 LT |
294 | #endif /* CONFIG_ACPI_HOTPLUG_CPU */ |
295 | ||
ecf5636d YL |
296 | #ifdef CONFIG_ACPI_HOTPLUG_IOAPIC |
297 | int acpi_get_ioapic_id(acpi_handle handle, u32 gsi_base, u64 *phys_addr); | |
298 | #endif | |
299 | ||
b1bb248a KK |
300 | int acpi_register_ioapic(acpi_handle handle, u64 phys_addr, u32 gsi_base); |
301 | int acpi_unregister_ioapic(acpi_handle handle, u32 gsi_base); | |
e89900c9 | 302 | int acpi_ioapic_registered(acpi_handle handle, u32 gsi_base); |
5229e87d | 303 | void acpi_irq_stats_init(void); |
5229e87d | 304 | extern u32 acpi_irq_handled; |
88bea188 | 305 | extern u32 acpi_irq_not_handled; |
49e4b843 | 306 | extern unsigned int acpi_sci_irq; |
13737181 | 307 | extern bool acpi_no_s5; |
49e4b843 CY |
308 | #define INVALID_ACPI_IRQ ((unsigned)-1) |
309 | static inline bool acpi_sci_irq_valid(void) | |
310 | { | |
311 | return acpi_sci_irq != INVALID_ACPI_IRQ; | |
312 | } | |
1da177e4 | 313 | |
c255d844 | 314 | extern int sbf_port; |
77afcf78 | 315 | extern unsigned long acpi_realmode_flags; |
1da177e4 | 316 | |
a2f809b0 | 317 | int acpi_register_gsi (struct device *dev, u32 gsi, int triggering, int polarity); |
1da177e4 | 318 | int acpi_gsi_to_irq (u32 gsi, unsigned int *irq); |
2c2df841 | 319 | int acpi_isa_irq_to_gsi (unsigned isa_irq, u32 *gsi); |
1da177e4 | 320 | |
2bc6eba4 MZ |
321 | void acpi_set_irq_model(enum acpi_irq_model_id model, |
322 | struct fwnode_handle *fwnode); | |
323 | ||
61fd47e0 | 324 | #ifdef CONFIG_X86_IO_APIC |
9a0a91bb | 325 | extern int acpi_get_override_irq(u32 gsi, int *trigger, int *polarity); |
61fd47e0 | 326 | #else |
647eb89c AB |
327 | static inline int acpi_get_override_irq(u32 gsi, int *trigger, int *polarity) |
328 | { | |
329 | return -1; | |
330 | } | |
61fd47e0 | 331 | #endif |
1da177e4 LT |
332 | /* |
333 | * This function undoes the effect of one call to acpi_register_gsi(). | |
334 | * If this matches the last registration, any IRQ resources for gsi | |
335 | * are freed. | |
336 | */ | |
1da177e4 | 337 | void acpi_unregister_gsi (u32 gsi); |
1da177e4 | 338 | |
1da177e4 LT |
339 | struct pci_dev; |
340 | ||
341 | int acpi_pci_irq_enable (struct pci_dev *dev); | |
c9c3e457 | 342 | void acpi_penalize_isa_irq(int irq, int active); |
5ebc7603 | 343 | bool acpi_isa_irq_available(int irq); |
f1caa61d | 344 | void acpi_penalize_sci_irq(int irq, int trigger, int polarity); |
1da177e4 | 345 | void acpi_pci_irq_disable (struct pci_dev *dev); |
1da177e4 | 346 | |
1da177e4 LT |
347 | extern int ec_read(u8 addr, u8 *val); |
348 | extern int ec_write(u8 addr, u8 val); | |
d7a76e4c LP |
349 | extern int ec_transaction(u8 command, |
350 | const u8 *wdata, unsigned wdata_len, | |
1cb7b1e0 | 351 | u8 *rdata, unsigned rdata_len); |
3e2abc5a | 352 | extern acpi_handle ec_get_handle(void); |
1da177e4 | 353 | |
eec15edb ZR |
354 | extern bool acpi_is_pnp_device(struct acpi_device *); |
355 | ||
bff431e4 CC |
356 | #if defined(CONFIG_ACPI_WMI) || defined(CONFIG_ACPI_WMI_MODULE) |
357 | ||
358 | typedef void (*wmi_notify_handler) (u32 value, void *context); | |
359 | ||
360 | extern acpi_status wmi_evaluate_method(const char *guid, u8 instance, | |
361 | u32 method_id, | |
362 | const struct acpi_buffer *in, | |
363 | struct acpi_buffer *out); | |
364 | extern acpi_status wmi_query_block(const char *guid, u8 instance, | |
365 | struct acpi_buffer *out); | |
366 | extern acpi_status wmi_set_block(const char *guid, u8 instance, | |
367 | const struct acpi_buffer *in); | |
368 | extern acpi_status wmi_install_notify_handler(const char *guid, | |
369 | wmi_notify_handler handler, void *data); | |
370 | extern acpi_status wmi_remove_notify_handler(const char *guid); | |
371 | extern acpi_status wmi_get_event_data(u32 event, struct acpi_buffer *out); | |
372 | extern bool wmi_has_guid(const char *guid); | |
373 | ||
374 | #endif /* CONFIG_ACPI_WMI */ | |
375 | ||
c3d6de69 TR |
376 | #define ACPI_VIDEO_OUTPUT_SWITCHING 0x0001 |
377 | #define ACPI_VIDEO_DEVICE_POSTING 0x0002 | |
378 | #define ACPI_VIDEO_ROM_AVAILABLE 0x0004 | |
379 | #define ACPI_VIDEO_BACKLIGHT 0x0008 | |
380 | #define ACPI_VIDEO_BACKLIGHT_FORCE_VENDOR 0x0010 | |
381 | #define ACPI_VIDEO_BACKLIGHT_FORCE_VIDEO 0x0020 | |
382 | #define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VENDOR 0x0040 | |
383 | #define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VIDEO 0x0080 | |
384 | #define ACPI_VIDEO_BACKLIGHT_DMI_VENDOR 0x0100 | |
385 | #define ACPI_VIDEO_BACKLIGHT_DMI_VIDEO 0x0200 | |
386 | #define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VENDOR 0x0400 | |
387 | #define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VIDEO 0x0800 | |
388 | ||
14ca7a47 | 389 | extern char acpi_video_backlight_string[]; |
d4e1a692 | 390 | extern long acpi_is_video_device(acpi_handle handle); |
1da177e4 | 391 | extern int acpi_blacklisted(void); |
d90aa92c | 392 | extern void acpi_osi_setup(char *str); |
a87878ba | 393 | extern bool acpi_osi_is_win8(void); |
1da177e4 | 394 | |
1da177e4 | 395 | #ifdef CONFIG_ACPI_NUMA |
99759869 | 396 | int acpi_map_pxm_to_online_node(int pxm); |
486c79b5 | 397 | int acpi_get_node(acpi_handle handle); |
1da177e4 | 398 | #else |
99759869 TK |
399 | static inline int acpi_map_pxm_to_online_node(int pxm) |
400 | { | |
401 | return 0; | |
402 | } | |
486c79b5 | 403 | static inline int acpi_get_node(acpi_handle handle) |
1e3590e2 YG |
404 | { |
405 | return 0; | |
406 | } | |
1da177e4 | 407 | #endif |
1e3590e2 | 408 | extern int acpi_paddr_to_node(u64 start_addr, u64 size); |
1da177e4 LT |
409 | |
410 | extern int pnpacpi_disabled; | |
411 | ||
3484d798 | 412 | #define PXM_INVAL (-1) |
3484d798 | 413 | |
046d9ce6 RW |
414 | bool acpi_dev_resource_memory(struct acpi_resource *ares, struct resource *res); |
415 | bool acpi_dev_resource_io(struct acpi_resource *ares, struct resource *res); | |
416 | bool acpi_dev_resource_address_space(struct acpi_resource *ares, | |
a49170b5 | 417 | struct resource_win *win); |
046d9ce6 | 418 | bool acpi_dev_resource_ext_address_space(struct acpi_resource *ares, |
a49170b5 | 419 | struct resource_win *win); |
046d9ce6 | 420 | unsigned long acpi_dev_irq_flags(u8 triggering, u8 polarity, u8 shareable); |
55a93417 | 421 | unsigned int acpi_dev_get_irq_type(int triggering, int polarity); |
046d9ce6 RW |
422 | bool acpi_dev_resource_interrupt(struct acpi_resource *ares, int index, |
423 | struct resource *res); | |
424 | ||
8e345c99 RW |
425 | void acpi_dev_free_resource_list(struct list_head *list); |
426 | int acpi_dev_get_resources(struct acpi_device *adev, struct list_head *list, | |
427 | int (*preproc)(struct acpi_resource *, void *), | |
428 | void *preproc_data); | |
c04ac679 LP |
429 | int acpi_dev_get_dma_resources(struct acpi_device *adev, |
430 | struct list_head *list); | |
62d1141f JL |
431 | int acpi_dev_filter_resource_type(struct acpi_resource *ares, |
432 | unsigned long types); | |
433 | ||
434 | static inline int acpi_dev_filter_resource_type_cb(struct acpi_resource *ares, | |
435 | void *arg) | |
436 | { | |
437 | return acpi_dev_filter_resource_type(ares, (unsigned long)arg); | |
438 | } | |
8e345c99 | 439 | |
00710984 BH |
440 | struct acpi_device *acpi_resource_consumer(struct resource *res); |
441 | ||
876fba43 | 442 | int acpi_check_resource_conflict(const struct resource *res); |
443dea72 | 443 | |
df92e695 TR |
444 | int acpi_check_region(resource_size_t start, resource_size_t n, |
445 | const char *name); | |
df92e695 | 446 | |
ff2101cb HK |
447 | acpi_status acpi_release_memory(acpi_handle handle, struct resource *res, |
448 | u32 level); | |
449 | ||
70dd6bea JD |
450 | int acpi_resources_are_enforced(void); |
451 | ||
9743fdea | 452 | #ifdef CONFIG_HIBERNATION |
bdfe6b7c | 453 | void __init acpi_no_s4_hw_signature(void); |
9743fdea YL |
454 | #endif |
455 | ||
456 | #ifdef CONFIG_PM_SLEEP | |
d8f3de0d | 457 | void __init acpi_old_suspend_ordering(void); |
72ad5d77 | 458 | void __init acpi_nvs_nosave(void); |
1bad2f19 | 459 | void __init acpi_nvs_nosave_s3(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 |
335b1509 | 512 | #define OSC_PCI_CONTROL_MASKS 0x0000001f |
d90116ea | 513 | |
5d98e61d LT |
514 | #define ACPI_GSB_ACCESS_ATTRIB_QUICK 0x00000002 |
515 | #define ACPI_GSB_ACCESS_ATTRIB_SEND_RCV 0x00000004 | |
516 | #define ACPI_GSB_ACCESS_ATTRIB_BYTE 0x00000006 | |
517 | #define ACPI_GSB_ACCESS_ATTRIB_WORD 0x00000008 | |
518 | #define ACPI_GSB_ACCESS_ATTRIB_BLOCK 0x0000000A | |
519 | #define ACPI_GSB_ACCESS_ATTRIB_MULTIBYTE 0x0000000B | |
520 | #define ACPI_GSB_ACCESS_ATTRIB_WORD_CALL 0x0000000C | |
521 | #define ACPI_GSB_ACCESS_ATTRIB_BLOCK_CALL 0x0000000D | |
522 | #define ACPI_GSB_ACCESS_ATTRIB_RAW_BYTES 0x0000000E | |
523 | #define ACPI_GSB_ACCESS_ATTRIB_RAW_PROCESS 0x0000000F | |
524 | ||
75fb60f2 RW |
525 | extern acpi_status acpi_pci_osc_control_set(acpi_handle handle, |
526 | u32 *mask, u32 req); | |
275c58d7 TK |
527 | |
528 | /* Enable _OST when all relevant hotplug operations are enabled */ | |
529 | #if defined(CONFIG_ACPI_HOTPLUG_CPU) && \ | |
08f502c1 | 530 | defined(CONFIG_ACPI_HOTPLUG_MEMORY) && \ |
64fd7401 | 531 | defined(CONFIG_ACPI_CONTAINER) |
275c58d7 TK |
532 | #define ACPI_HOTPLUG_OST |
533 | #endif | |
534 | ||
535 | /* _OST Source Event Code (OSPM Action) */ | |
536 | #define ACPI_OST_EC_OSPM_SHUTDOWN 0x100 | |
537 | #define ACPI_OST_EC_OSPM_EJECT 0x103 | |
538 | #define ACPI_OST_EC_OSPM_INSERTION 0x200 | |
539 | ||
540 | /* _OST General Processing Status Code */ | |
541 | #define ACPI_OST_SC_SUCCESS 0x0 | |
542 | #define ACPI_OST_SC_NON_SPECIFIC_FAILURE 0x1 | |
543 | #define ACPI_OST_SC_UNRECOGNIZED_NOTIFY 0x2 | |
544 | ||
545 | /* _OST OS Shutdown Processing (0x100) Status Code */ | |
546 | #define ACPI_OST_SC_OS_SHUTDOWN_DENIED 0x80 | |
547 | #define ACPI_OST_SC_OS_SHUTDOWN_IN_PROGRESS 0x81 | |
548 | #define ACPI_OST_SC_OS_SHUTDOWN_COMPLETED 0x82 | |
549 | #define ACPI_OST_SC_OS_SHUTDOWN_NOT_SUPPORTED 0x83 | |
550 | ||
551 | /* _OST Ejection Request (0x3, 0x103) Status Code */ | |
552 | #define ACPI_OST_SC_EJECT_NOT_SUPPORTED 0x80 | |
553 | #define ACPI_OST_SC_DEVICE_IN_USE 0x81 | |
554 | #define ACPI_OST_SC_DEVICE_BUSY 0x82 | |
555 | #define ACPI_OST_SC_EJECT_DEPENDENCY_BUSY 0x83 | |
556 | #define ACPI_OST_SC_EJECT_IN_PROGRESS 0x84 | |
557 | ||
558 | /* _OST Insertion Request (0x200) Status Code */ | |
559 | #define ACPI_OST_SC_INSERT_IN_PROGRESS 0x80 | |
560 | #define ACPI_OST_SC_DRIVER_LOAD_FAILURE 0x81 | |
561 | #define ACPI_OST_SC_INSERT_NOT_SUPPORTED 0x82 | |
562 | ||
5aa5911a TK |
563 | enum acpi_predicate { |
564 | all_versions, | |
565 | less_than_or_equal, | |
566 | equal, | |
567 | greater_than_or_equal, | |
568 | }; | |
569 | ||
570 | /* Table must be terminted by a NULL entry */ | |
571 | struct acpi_platform_list { | |
572 | char oem_id[ACPI_OEM_ID_SIZE+1]; | |
573 | char oem_table_id[ACPI_OEM_TABLE_ID_SIZE+1]; | |
574 | u32 oem_revision; | |
575 | char *table; | |
576 | enum acpi_predicate pred; | |
577 | char *reason; | |
578 | u32 data; | |
579 | }; | |
580 | int acpi_match_platform_list(const struct acpi_platform_list *plat); | |
581 | ||
4a7a16dc | 582 | extern void acpi_early_init(void); |
b064a8fa | 583 | extern void acpi_subsystem_init(void); |
4a7a16dc | 584 | |
b54ac6d2 HY |
585 | extern int acpi_nvs_register(__u64 start, __u64 size); |
586 | ||
587 | extern int acpi_nvs_for_each_region(int (*func)(__u64, __u64, void *), | |
588 | void *data); | |
589 | ||
cf761af9 MW |
590 | const struct acpi_device_id *acpi_match_device(const struct acpi_device_id *ids, |
591 | const struct device *dev); | |
592 | ||
733e6251 MW |
593 | extern bool acpi_driver_match_device(struct device *dev, |
594 | const struct device_driver *drv); | |
6eb2451f ZR |
595 | int acpi_device_uevent_modalias(struct device *, struct kobj_uevent_env *); |
596 | int acpi_device_modalias(struct device *, char *, int); | |
40e7fcb1 | 597 | void acpi_walk_dep_device_list(acpi_handle handle); |
6eb2451f | 598 | |
1571875b HK |
599 | struct platform_device *acpi_create_platform_device(struct acpi_device *, |
600 | struct property_entry *); | |
cf761af9 MW |
601 | #define ACPI_PTR(_ptr) (_ptr) |
602 | ||
10c7e20b OP |
603 | static inline void acpi_device_set_enumerated(struct acpi_device *adev) |
604 | { | |
605 | adev->flags.visited = true; | |
606 | } | |
607 | ||
608 | static inline void acpi_device_clear_enumerated(struct acpi_device *adev) | |
609 | { | |
610 | adev->flags.visited = false; | |
611 | } | |
612 | ||
68bdb677 OP |
613 | enum acpi_reconfig_event { |
614 | ACPI_RECONFIG_DEVICE_ADD = 0, | |
615 | ACPI_RECONFIG_DEVICE_REMOVE, | |
616 | }; | |
617 | ||
618 | int acpi_reconfig_notifier_register(struct notifier_block *nb); | |
619 | int acpi_reconfig_notifier_unregister(struct notifier_block *nb); | |
620 | ||
5f1ae4eb FW |
621 | #ifdef CONFIG_ACPI_GTDT |
622 | int acpi_gtdt_init(struct acpi_table_header *table, int *platform_timer_count); | |
623 | int acpi_gtdt_map_ppi(int type); | |
624 | bool acpi_gtdt_c3stop(int type); | |
a712c3ed | 625 | int acpi_arch_timer_mem_init(struct arch_timer_mem *timer_mem, int *timer_count); |
5f1ae4eb FW |
626 | #endif |
627 | ||
e55a5999 FT |
628 | #else /* !CONFIG_ACPI */ |
629 | ||
630 | #define acpi_disabled 1 | |
631 | ||
7b199811 RW |
632 | #define ACPI_COMPANION(dev) (NULL) |
633 | #define ACPI_COMPANION_SET(dev, adev) do { } while (0) | |
634 | #define ACPI_HANDLE(dev) (NULL) | |
26095a01 | 635 | #define ACPI_DEVICE_CLASS(_cls, _msk) .cls = (0), .cls_msk = (0), |
7b199811 | 636 | |
8a0662d9 RW |
637 | struct fwnode_handle; |
638 | ||
6eb17e0d KY |
639 | static inline bool acpi_dev_found(const char *hid) |
640 | { | |
641 | return false; | |
642 | } | |
643 | ||
8661423e HG |
644 | static inline bool acpi_dev_present(const char *hid, const char *uid, s64 hrv) |
645 | { | |
646 | return false; | |
647 | } | |
648 | ||
8a0662d9 RW |
649 | static inline bool is_acpi_node(struct fwnode_handle *fwnode) |
650 | { | |
651 | return false; | |
652 | } | |
653 | ||
3a7a2ab8 RW |
654 | static inline bool is_acpi_device_node(struct fwnode_handle *fwnode) |
655 | { | |
656 | return false; | |
657 | } | |
658 | ||
659 | static inline struct acpi_device *to_acpi_device_node(struct fwnode_handle *fwnode) | |
660 | { | |
661 | return NULL; | |
662 | } | |
663 | ||
664 | static inline bool is_acpi_data_node(struct fwnode_handle *fwnode) | |
665 | { | |
666 | return false; | |
667 | } | |
668 | ||
669 | static inline struct acpi_data_node *to_acpi_data_node(struct fwnode_handle *fwnode) | |
8a0662d9 RW |
670 | { |
671 | return NULL; | |
672 | } | |
673 | ||
613e9721 AT |
674 | static inline bool acpi_data_node_match(struct fwnode_handle *fwnode, |
675 | const char *name) | |
676 | { | |
677 | return false; | |
678 | } | |
679 | ||
8a0662d9 RW |
680 | static inline struct fwnode_handle *acpi_fwnode_handle(struct acpi_device *adev) |
681 | { | |
682 | return NULL; | |
683 | } | |
684 | ||
ca5b74d2 RW |
685 | static inline bool has_acpi_companion(struct device *dev) |
686 | { | |
687 | return false; | |
688 | } | |
689 | ||
c0e5c445 DB |
690 | static inline void acpi_preset_companion(struct device *dev, |
691 | struct acpi_device *parent, u64 addr) | |
692 | { | |
693 | } | |
694 | ||
45c42a7f JN |
695 | static inline const char *acpi_dev_name(struct acpi_device *adev) |
696 | { | |
697 | return NULL; | |
698 | } | |
699 | ||
daae45ca LW |
700 | static inline struct device *acpi_get_first_physical_node(struct acpi_device *adev) |
701 | { | |
702 | return NULL; | |
703 | } | |
704 | ||
4a7a16dc | 705 | static inline void acpi_early_init(void) { } |
b064a8fa | 706 | static inline void acpi_subsystem_init(void) { } |
53de49f5 | 707 | |
cbf9bd60 YL |
708 | static inline int early_acpi_boot_init(void) |
709 | { | |
710 | return 0; | |
711 | } | |
53de49f5 AM |
712 | static inline int acpi_boot_init(void) |
713 | { | |
714 | return 0; | |
715 | } | |
716 | ||
8558e394 | 717 | static inline void acpi_boot_table_init(void) |
53de49f5 | 718 | { |
8558e394 | 719 | return; |
53de49f5 AM |
720 | } |
721 | ||
3c999f14 YL |
722 | static inline int acpi_mps_check(void) |
723 | { | |
724 | return 0; | |
725 | } | |
726 | ||
443dea72 TR |
727 | static inline int acpi_check_resource_conflict(struct resource *res) |
728 | { | |
729 | return 0; | |
730 | } | |
731 | ||
df92e695 TR |
732 | static inline int acpi_check_region(resource_size_t start, resource_size_t n, |
733 | const char *name) | |
734 | { | |
735 | return 0; | |
736 | } | |
737 | ||
e55a5999 FT |
738 | struct acpi_table_header; |
739 | static inline int acpi_table_parse(char *id, | |
740 | int (*handler)(struct acpi_table_header *)) | |
741 | { | |
f8a571b2 | 742 | return -ENODEV; |
e55a5999 | 743 | } |
6fed05c9 | 744 | |
b54ac6d2 | 745 | static inline int acpi_nvs_register(__u64 start, __u64 size) |
6fed05c9 RW |
746 | { |
747 | return 0; | |
748 | } | |
b54ac6d2 HY |
749 | |
750 | static inline int acpi_nvs_for_each_region(int (*func)(__u64, __u64, void *), | |
751 | void *data) | |
752 | { | |
753 | return 0; | |
754 | } | |
755 | ||
cf761af9 MW |
756 | struct acpi_device_id; |
757 | ||
758 | static inline const struct acpi_device_id *acpi_match_device( | |
759 | const struct acpi_device_id *ids, const struct device *dev) | |
760 | { | |
761 | return NULL; | |
762 | } | |
763 | ||
764 | static inline bool acpi_driver_match_device(struct device *dev, | |
765 | const struct device_driver *drv) | |
766 | { | |
767 | return false; | |
768 | } | |
769 | ||
4ae39924 | 770 | static inline union acpi_object *acpi_evaluate_dsm(acpi_handle handle, |
94116f81 | 771 | const guid_t *guid, |
4ae39924 KY |
772 | int rev, int func, |
773 | union acpi_object *argv4) | |
774 | { | |
775 | return NULL; | |
776 | } | |
777 | ||
6eb2451f ZR |
778 | static inline int acpi_device_uevent_modalias(struct device *dev, |
779 | struct kobj_uevent_env *env) | |
780 | { | |
781 | return -ENODEV; | |
782 | } | |
783 | ||
784 | static inline int acpi_device_modalias(struct device *dev, | |
785 | char *buf, int size) | |
786 | { | |
787 | return -ENODEV; | |
788 | } | |
789 | ||
b84f196d | 790 | static inline bool acpi_dma_supported(struct acpi_device *adev) |
d0562674 SS |
791 | { |
792 | return false; | |
793 | } | |
794 | ||
b84f196d SS |
795 | static inline enum dev_dma_attr acpi_get_dma_attr(struct acpi_device *adev) |
796 | { | |
797 | return DEV_DMA_NOT_SUPPORTED; | |
798 | } | |
799 | ||
c04ac679 LP |
800 | static inline int acpi_dma_get_range(struct device *dev, u64 *dma_addr, |
801 | u64 *offset, u64 *size) | |
802 | { | |
803 | return -ENODEV; | |
804 | } | |
805 | ||
5a1bb638 S |
806 | static inline int acpi_dma_configure(struct device *dev, |
807 | enum dev_dma_attr attr) | |
808 | { | |
809 | return 0; | |
810 | } | |
d760a1ba LP |
811 | |
812 | static inline void acpi_dma_deconfigure(struct device *dev) { } | |
813 | ||
cf761af9 MW |
814 | #define ACPI_PTR(_ptr) (NULL) |
815 | ||
10c7e20b OP |
816 | static inline void acpi_device_set_enumerated(struct acpi_device *adev) |
817 | { | |
818 | } | |
819 | ||
820 | static inline void acpi_device_clear_enumerated(struct acpi_device *adev) | |
821 | { | |
822 | } | |
823 | ||
68bdb677 OP |
824 | static inline int acpi_reconfig_notifier_register(struct notifier_block *nb) |
825 | { | |
826 | return -EINVAL; | |
827 | } | |
828 | ||
829 | static inline int acpi_reconfig_notifier_unregister(struct notifier_block *nb) | |
830 | { | |
831 | return -EINVAL; | |
832 | } | |
833 | ||
00710984 BH |
834 | static inline struct acpi_device *acpi_resource_consumer(struct resource *res) |
835 | { | |
836 | return NULL; | |
837 | } | |
838 | ||
b54ac6d2 | 839 | #endif /* !CONFIG_ACPI */ |
6fed05c9 | 840 | |
fe7bd58f RW |
841 | #ifdef CONFIG_ACPI_HOTPLUG_IOAPIC |
842 | int acpi_ioapic_add(acpi_handle root); | |
843 | #else | |
844 | static inline int acpi_ioapic_add(acpi_handle root) { return 0; } | |
845 | #endif | |
846 | ||
09f98a82 TL |
847 | #ifdef CONFIG_ACPI |
848 | void acpi_os_set_prepare_sleep(int (*func)(u8 sleep_state, | |
849 | u32 pm1a_ctrl, u32 pm1b_ctrl)); | |
850 | ||
851 | acpi_status acpi_os_prepare_sleep(u8 sleep_state, | |
852 | u32 pm1a_control, u32 pm1b_control); | |
d6b47b12 BG |
853 | |
854 | void acpi_os_set_prepare_extended_sleep(int (*func)(u8 sleep_state, | |
855 | u32 val_a, u32 val_b)); | |
856 | ||
857 | acpi_status acpi_os_prepare_extended_sleep(u8 sleep_state, | |
858 | u32 val_a, u32 val_b); | |
859 | ||
385ddeac | 860 | #ifdef CONFIG_X86 |
8e30524d TR |
861 | void arch_reserve_mem_area(acpi_physical_address addr, size_t size); |
862 | #else | |
863 | static inline void arch_reserve_mem_area(acpi_physical_address addr, | |
864 | size_t size) | |
865 | { | |
866 | } | |
867 | #endif /* CONFIG_X86 */ | |
09f98a82 TL |
868 | #else |
869 | #define acpi_os_set_prepare_sleep(func, pm1a_ctrl, pm1b_ctrl) do { } while (0) | |
870 | #endif | |
871 | ||
5de21bb9 | 872 | #if defined(CONFIG_ACPI) && defined(CONFIG_PM) |
cbe25ce3 | 873 | int acpi_dev_suspend(struct device *dev, bool wakeup); |
63705c40 | 874 | int acpi_dev_resume(struct device *dev); |
e5cc8ef3 RW |
875 | int acpi_subsys_runtime_suspend(struct device *dev); |
876 | int acpi_subsys_runtime_resume(struct device *dev); | |
5de21bb9 | 877 | int acpi_dev_pm_attach(struct device *dev, bool power_on); |
e5cc8ef3 RW |
878 | #else |
879 | static inline int acpi_dev_runtime_suspend(struct device *dev) { return 0; } | |
880 | static inline int acpi_dev_runtime_resume(struct device *dev) { return 0; } | |
881 | static inline int acpi_subsys_runtime_suspend(struct device *dev) { return 0; } | |
882 | static inline int acpi_subsys_runtime_resume(struct device *dev) { return 0; } | |
5de21bb9 RW |
883 | static inline int acpi_dev_pm_attach(struct device *dev, bool power_on) |
884 | { | |
885 | return -ENODEV; | |
886 | } | |
e5cc8ef3 RW |
887 | #endif |
888 | ||
d79beb39 | 889 | #if defined(CONFIG_ACPI) && defined(CONFIG_PM_SLEEP) |
e5cc8ef3 | 890 | int acpi_dev_suspend_late(struct device *dev); |
e5cc8ef3 | 891 | int acpi_subsys_prepare(struct device *dev); |
4cf563c5 | 892 | void acpi_subsys_complete(struct device *dev); |
e5cc8ef3 | 893 | int acpi_subsys_suspend_late(struct device *dev); |
05087360 RW |
894 | int acpi_subsys_suspend_noirq(struct device *dev); |
895 | int acpi_subsys_resume_noirq(struct device *dev); | |
e5cc8ef3 | 896 | int acpi_subsys_resume_early(struct device *dev); |
4cf563c5 HK |
897 | int acpi_subsys_suspend(struct device *dev); |
898 | int acpi_subsys_freeze(struct device *dev); | |
05087360 RW |
899 | int acpi_subsys_freeze_late(struct device *dev); |
900 | int acpi_subsys_freeze_noirq(struct device *dev); | |
901 | int acpi_subsys_thaw_noirq(struct device *dev); | |
e5cc8ef3 | 902 | #else |
e5cc8ef3 RW |
903 | static inline int acpi_dev_resume_early(struct device *dev) { return 0; } |
904 | static inline int acpi_subsys_prepare(struct device *dev) { return 0; } | |
4cf563c5 | 905 | static inline void acpi_subsys_complete(struct device *dev) {} |
e5cc8ef3 | 906 | static inline int acpi_subsys_suspend_late(struct device *dev) { return 0; } |
05087360 RW |
907 | static inline int acpi_subsys_suspend_noirq(struct device *dev) { return 0; } |
908 | static inline int acpi_subsys_resume_noirq(struct device *dev) { return 0; } | |
e5cc8ef3 | 909 | static inline int acpi_subsys_resume_early(struct device *dev) { return 0; } |
4cf563c5 HK |
910 | static inline int acpi_subsys_suspend(struct device *dev) { return 0; } |
911 | static inline int acpi_subsys_freeze(struct device *dev) { return 0; } | |
05087360 RW |
912 | static inline int acpi_subsys_freeze_late(struct device *dev) { return 0; } |
913 | static inline int acpi_subsys_freeze_noirq(struct device *dev) { return 0; } | |
914 | static inline int acpi_subsys_thaw_noirq(struct device *dev) { return 0; } | |
e5cc8ef3 RW |
915 | #endif |
916 | ||
fbfddae6 TK |
917 | #ifdef CONFIG_ACPI |
918 | __printf(3, 4) | |
919 | void acpi_handle_printk(const char *level, acpi_handle handle, | |
920 | const char *fmt, ...); | |
921 | #else /* !CONFIG_ACPI */ | |
922 | static inline __printf(3, 4) void | |
923 | acpi_handle_printk(const char *level, void *handle, const char *fmt, ...) {} | |
924 | #endif /* !CONFIG_ACPI */ | |
925 | ||
45fef5b8 BM |
926 | #if defined(CONFIG_ACPI) && defined(CONFIG_DYNAMIC_DEBUG) |
927 | __printf(3, 4) | |
928 | void __acpi_handle_debug(struct _ddebug *descriptor, acpi_handle handle, const char *fmt, ...); | |
929 | #else | |
930 | #define __acpi_handle_debug(descriptor, handle, fmt, ...) \ | |
931 | acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__); | |
932 | #endif | |
933 | ||
fbfddae6 TK |
934 | /* |
935 | * acpi_handle_<level>: Print message with ACPI prefix and object path | |
936 | * | |
937 | * These interfaces acquire the global namespace mutex to obtain an object | |
938 | * path. In interrupt context, it shows the object path as <n/a>. | |
939 | */ | |
940 | #define acpi_handle_emerg(handle, fmt, ...) \ | |
941 | acpi_handle_printk(KERN_EMERG, handle, fmt, ##__VA_ARGS__) | |
942 | #define acpi_handle_alert(handle, fmt, ...) \ | |
943 | acpi_handle_printk(KERN_ALERT, handle, fmt, ##__VA_ARGS__) | |
944 | #define acpi_handle_crit(handle, fmt, ...) \ | |
945 | acpi_handle_printk(KERN_CRIT, handle, fmt, ##__VA_ARGS__) | |
946 | #define acpi_handle_err(handle, fmt, ...) \ | |
947 | acpi_handle_printk(KERN_ERR, handle, fmt, ##__VA_ARGS__) | |
948 | #define acpi_handle_warn(handle, fmt, ...) \ | |
949 | acpi_handle_printk(KERN_WARNING, handle, fmt, ##__VA_ARGS__) | |
950 | #define acpi_handle_notice(handle, fmt, ...) \ | |
951 | acpi_handle_printk(KERN_NOTICE, handle, fmt, ##__VA_ARGS__) | |
952 | #define acpi_handle_info(handle, fmt, ...) \ | |
953 | acpi_handle_printk(KERN_INFO, handle, fmt, ##__VA_ARGS__) | |
954 | ||
45fef5b8 | 955 | #if defined(DEBUG) |
fbfddae6 TK |
956 | #define acpi_handle_debug(handle, fmt, ...) \ |
957 | acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__) | |
958 | #else | |
45fef5b8 BM |
959 | #if defined(CONFIG_DYNAMIC_DEBUG) |
960 | #define acpi_handle_debug(handle, fmt, ...) \ | |
961 | do { \ | |
962 | DEFINE_DYNAMIC_DEBUG_METADATA(descriptor, fmt); \ | |
963 | if (unlikely(descriptor.flags & _DPRINTK_FLAGS_PRINT)) \ | |
964 | __acpi_handle_debug(&descriptor, handle, pr_fmt(fmt), \ | |
965 | ##__VA_ARGS__); \ | |
966 | } while (0) | |
967 | #else | |
fbfddae6 TK |
968 | #define acpi_handle_debug(handle, fmt, ...) \ |
969 | ({ \ | |
970 | if (0) \ | |
971 | acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__); \ | |
972 | 0; \ | |
973 | }) | |
974 | #endif | |
45fef5b8 | 975 | #endif |
fbfddae6 | 976 | |
f028d524 RW |
977 | struct acpi_gpio_params { |
978 | unsigned int crs_entry_index; | |
979 | unsigned int line_index; | |
980 | bool active_low; | |
981 | }; | |
982 | ||
983 | struct acpi_gpio_mapping { | |
984 | const char *name; | |
985 | const struct acpi_gpio_params *data; | |
986 | unsigned int size; | |
987 | }; | |
988 | ||
989 | #if defined(CONFIG_ACPI) && defined(CONFIG_GPIOLIB) | |
990 | int acpi_dev_add_driver_gpios(struct acpi_device *adev, | |
991 | const struct acpi_gpio_mapping *gpios); | |
992 | ||
993 | static inline void acpi_dev_remove_driver_gpios(struct acpi_device *adev) | |
994 | { | |
995 | if (adev) | |
996 | adev->driver_gpios = NULL; | |
997 | } | |
c884fbd4 | 998 | |
85c73d50 AS |
999 | int devm_acpi_dev_add_driver_gpios(struct device *dev, |
1000 | const struct acpi_gpio_mapping *gpios); | |
1001 | void devm_acpi_dev_remove_driver_gpios(struct device *dev); | |
1002 | ||
25e3ef89 AS |
1003 | bool acpi_gpio_get_irq_resource(struct acpi_resource *ares, |
1004 | struct acpi_resource_gpio **agpio); | |
c884fbd4 | 1005 | int acpi_dev_gpio_irq_get(struct acpi_device *adev, int index); |
f028d524 RW |
1006 | #else |
1007 | static inline int acpi_dev_add_driver_gpios(struct acpi_device *adev, | |
1008 | const struct acpi_gpio_mapping *gpios) | |
1009 | { | |
1010 | return -ENXIO; | |
1011 | } | |
1012 | static inline void acpi_dev_remove_driver_gpios(struct acpi_device *adev) {} | |
c884fbd4 | 1013 | |
85c73d50 AS |
1014 | static inline int devm_acpi_dev_add_driver_gpios(struct device *dev, |
1015 | const struct acpi_gpio_mapping *gpios) | |
1016 | { | |
1017 | return -ENXIO; | |
1018 | } | |
1019 | static inline void devm_acpi_dev_remove_driver_gpios(struct device *dev) {} | |
1020 | ||
25e3ef89 AS |
1021 | static inline bool acpi_gpio_get_irq_resource(struct acpi_resource *ares, |
1022 | struct acpi_resource_gpio **agpio) | |
1023 | { | |
1024 | return false; | |
1025 | } | |
c884fbd4 MW |
1026 | static inline int acpi_dev_gpio_irq_get(struct acpi_device *adev, int index) |
1027 | { | |
1028 | return -ENXIO; | |
1029 | } | |
f028d524 RW |
1030 | #endif |
1031 | ||
ffdcd955 MW |
1032 | /* Device properties */ |
1033 | ||
1034 | #define MAX_ACPI_REFERENCE_ARGS 8 | |
1035 | struct acpi_reference_args { | |
1036 | struct acpi_device *adev; | |
1037 | size_t nargs; | |
1038 | u64 args[MAX_ACPI_REFERENCE_ARGS]; | |
1039 | }; | |
1040 | ||
1041 | #ifdef CONFIG_ACPI | |
99a85464 | 1042 | int acpi_dev_get_property(const struct acpi_device *adev, const char *name, |
ffdcd955 | 1043 | acpi_object_type type, const union acpi_object **obj); |
99a85464 | 1044 | int __acpi_node_get_property_reference(const struct fwnode_handle *fwnode, |
b60e4ea4 MW |
1045 | const char *name, size_t index, size_t num_args, |
1046 | struct acpi_reference_args *args); | |
1047 | ||
99a85464 SA |
1048 | static inline int acpi_node_get_property_reference( |
1049 | const struct fwnode_handle *fwnode, | |
b60e4ea4 MW |
1050 | const char *name, size_t index, |
1051 | struct acpi_reference_args *args) | |
1052 | { | |
1053 | return __acpi_node_get_property_reference(fwnode, name, index, | |
1054 | MAX_ACPI_REFERENCE_ARGS, args); | |
1055 | } | |
b31384fa | 1056 | |
997d2b15 MW |
1057 | static inline bool acpi_dev_has_props(const struct acpi_device *adev) |
1058 | { | |
1059 | return !list_empty(&adev->data.properties); | |
1060 | } | |
1061 | ||
1062 | struct acpi_device_properties * | |
1063 | acpi_data_add_props(struct acpi_device_data *data, const guid_t *guid, | |
1064 | const union acpi_object *properties); | |
1065 | ||
99a85464 | 1066 | int acpi_node_prop_get(const struct fwnode_handle *fwnode, const char *propname, |
3a7a2ab8 | 1067 | void **valptr); |
99a85464 SA |
1068 | int acpi_dev_prop_read_single(struct acpi_device *adev, |
1069 | const char *propname, enum dev_prop_type proptype, | |
1070 | void *val); | |
1071 | int acpi_node_prop_read(const struct fwnode_handle *fwnode, | |
1072 | const char *propname, enum dev_prop_type proptype, | |
1073 | void *val, size_t nval); | |
1074 | int acpi_dev_prop_read(const struct acpi_device *adev, const char *propname, | |
b31384fa | 1075 | enum dev_prop_type proptype, void *val, size_t nval); |
8a0662d9 | 1076 | |
37ba983c | 1077 | struct fwnode_handle *acpi_get_next_subnode(const struct fwnode_handle *fwnode, |
34055190 | 1078 | struct fwnode_handle *child); |
37ba983c | 1079 | struct fwnode_handle *acpi_node_get_parent(const struct fwnode_handle *fwnode); |
e647b532 | 1080 | |
37ba983c SA |
1081 | struct fwnode_handle * |
1082 | acpi_graph_get_next_endpoint(const struct fwnode_handle *fwnode, | |
1083 | struct fwnode_handle *prev); | |
1084 | int acpi_graph_get_remote_endpoint(const struct fwnode_handle *fwnode, | |
79389a83 MW |
1085 | struct fwnode_handle **remote, |
1086 | struct fwnode_handle **port, | |
1087 | struct fwnode_handle **endpoint); | |
e647b532 MZ |
1088 | |
1089 | struct acpi_probe_entry; | |
1090 | typedef bool (*acpi_probe_entry_validate_subtbl)(struct acpi_subtable_header *, | |
1091 | struct acpi_probe_entry *); | |
1092 | ||
1093 | #define ACPI_TABLE_ID_LEN 5 | |
1094 | ||
1095 | /** | |
1096 | * struct acpi_probe_entry - boot-time probing entry | |
1097 | * @id: ACPI table name | |
1098 | * @type: Optional subtable type to match | |
1099 | * (if @id contains subtables) | |
1100 | * @subtable_valid: Optional callback to check the validity of | |
1101 | * the subtable | |
1102 | * @probe_table: Callback to the driver being probed when table | |
1103 | * match is successful | |
1104 | * @probe_subtbl: Callback to the driver being probed when table and | |
1105 | * subtable match (and optional callback is successful) | |
1106 | * @driver_data: Sideband data provided back to the driver | |
1107 | */ | |
1108 | struct acpi_probe_entry { | |
1109 | __u8 id[ACPI_TABLE_ID_LEN]; | |
1110 | __u8 type; | |
1111 | acpi_probe_entry_validate_subtbl subtable_valid; | |
1112 | union { | |
1113 | acpi_tbl_table_handler probe_table; | |
1114 | acpi_tbl_entry_handler probe_subtbl; | |
1115 | }; | |
1116 | kernel_ulong_t driver_data; | |
1117 | }; | |
1118 | ||
1119 | #define ACPI_DECLARE_PROBE_ENTRY(table, name, table_id, subtable, valid, data, fn) \ | |
1120 | static const struct acpi_probe_entry __acpi_probe_##name \ | |
1121 | __used __section(__##table##_acpi_probe_table) \ | |
1122 | = { \ | |
1123 | .id = table_id, \ | |
1124 | .type = subtable, \ | |
1125 | .subtable_valid = valid, \ | |
1126 | .probe_table = (acpi_tbl_table_handler)fn, \ | |
1127 | .driver_data = data, \ | |
1128 | } | |
1129 | ||
1130 | #define ACPI_PROBE_TABLE(name) __##name##_acpi_probe_table | |
1131 | #define ACPI_PROBE_TABLE_END(name) __##name##_acpi_probe_table_end | |
1132 | ||
1133 | int __acpi_probe_device_table(struct acpi_probe_entry *start, int nr); | |
1134 | ||
1135 | #define acpi_probe_device_table(t) \ | |
1136 | ({ \ | |
1137 | extern struct acpi_probe_entry ACPI_PROBE_TABLE(t), \ | |
1138 | ACPI_PROBE_TABLE_END(t); \ | |
1139 | __acpi_probe_device_table(&ACPI_PROBE_TABLE(t), \ | |
1140 | (&ACPI_PROBE_TABLE_END(t) - \ | |
1141 | &ACPI_PROBE_TABLE(t))); \ | |
1142 | }) | |
ffdcd955 MW |
1143 | #else |
1144 | static inline int acpi_dev_get_property(struct acpi_device *adev, | |
1145 | const char *name, acpi_object_type type, | |
1146 | const union acpi_object **obj) | |
1147 | { | |
1148 | return -ENXIO; | |
1149 | } | |
3a7a2ab8 | 1150 | |
b60e4ea4 | 1151 | static inline int |
99a85464 | 1152 | __acpi_node_get_property_reference(const struct fwnode_handle *fwnode, |
b60e4ea4 MW |
1153 | const char *name, size_t index, size_t num_args, |
1154 | struct acpi_reference_args *args) | |
1155 | { | |
1156 | return -ENXIO; | |
1157 | } | |
1158 | ||
99a85464 SA |
1159 | static inline int |
1160 | acpi_node_get_property_reference(const struct fwnode_handle *fwnode, | |
1161 | const char *name, size_t index, | |
1162 | struct acpi_reference_args *args) | |
ffdcd955 MW |
1163 | { |
1164 | return -ENXIO; | |
1165 | } | |
b31384fa | 1166 | |
99a85464 | 1167 | static inline int acpi_node_prop_get(const struct fwnode_handle *fwnode, |
3a7a2ab8 RW |
1168 | const char *propname, |
1169 | void **valptr) | |
ffdcd955 MW |
1170 | { |
1171 | return -ENXIO; | |
1172 | } | |
b31384fa | 1173 | |
99a85464 | 1174 | static inline int acpi_dev_prop_get(const struct acpi_device *adev, |
b31384fa RW |
1175 | const char *propname, |
1176 | void **valptr) | |
1177 | { | |
1178 | return -ENXIO; | |
1179 | } | |
1180 | ||
99a85464 | 1181 | static inline int acpi_dev_prop_read_single(const struct acpi_device *adev, |
b31384fa RW |
1182 | const char *propname, |
1183 | enum dev_prop_type proptype, | |
1184 | void *val) | |
1185 | { | |
1186 | return -ENXIO; | |
1187 | } | |
1188 | ||
99a85464 | 1189 | static inline int acpi_node_prop_read(const struct fwnode_handle *fwnode, |
3a7a2ab8 RW |
1190 | const char *propname, |
1191 | enum dev_prop_type proptype, | |
1192 | void *val, size_t nval) | |
1193 | { | |
1194 | return -ENXIO; | |
1195 | } | |
1196 | ||
99a85464 | 1197 | static inline int acpi_dev_prop_read(const struct acpi_device *adev, |
b31384fa RW |
1198 | const char *propname, |
1199 | enum dev_prop_type proptype, | |
1200 | void *val, size_t nval) | |
1201 | { | |
1202 | return -ENXIO; | |
1203 | } | |
1204 | ||
34055190 | 1205 | static inline struct fwnode_handle * |
37ba983c SA |
1206 | acpi_get_next_subnode(const struct fwnode_handle *fwnode, |
1207 | struct fwnode_handle *child) | |
8a0662d9 RW |
1208 | { |
1209 | return NULL; | |
1210 | } | |
1211 | ||
dfa672fb | 1212 | static inline struct fwnode_handle * |
37ba983c | 1213 | acpi_node_get_parent(const struct fwnode_handle *fwnode) |
dfa672fb MW |
1214 | { |
1215 | return NULL; | |
1216 | } | |
1217 | ||
79389a83 | 1218 | static inline struct fwnode_handle * |
37ba983c | 1219 | acpi_graph_get_next_endpoint(const struct fwnode_handle *fwnode, |
79389a83 MW |
1220 | struct fwnode_handle *prev) |
1221 | { | |
1222 | return ERR_PTR(-ENXIO); | |
1223 | } | |
1224 | ||
1225 | static inline int | |
37ba983c | 1226 | acpi_graph_get_remote_endpoint(const struct fwnode_handle *fwnode, |
79389a83 MW |
1227 | struct fwnode_handle **remote, |
1228 | struct fwnode_handle **port, | |
1229 | struct fwnode_handle **endpoint) | |
1230 | { | |
1231 | return -ENXIO; | |
1232 | } | |
1233 | ||
3feab13c | 1234 | #define ACPI_DECLARE_PROBE_ENTRY(table, name, table_id, subtable, valid, data, fn) \ |
e647b532 MZ |
1235 | static const void * __acpi_table_##name[] \ |
1236 | __attribute__((unused)) \ | |
1237 | = { (void *) table_id, \ | |
1238 | (void *) subtable, \ | |
1239 | (void *) valid, \ | |
1240 | (void *) fn, \ | |
1241 | (void *) data } | |
1242 | ||
1243 | #define acpi_probe_device_table(t) ({ int __r = 0; __r;}) | |
ffdcd955 MW |
1244 | #endif |
1245 | ||
da3d3f98 AM |
1246 | #ifdef CONFIG_ACPI_TABLE_UPGRADE |
1247 | void acpi_table_upgrade(void); | |
1248 | #else | |
1249 | static inline void acpi_table_upgrade(void) { } | |
1250 | #endif | |
1251 | ||
058dfc76 MW |
1252 | #if defined(CONFIG_ACPI) && defined(CONFIG_ACPI_WATCHDOG) |
1253 | extern bool acpi_has_watchdog(void); | |
1254 | #else | |
1255 | static inline bool acpi_has_watchdog(void) { return false; } | |
1256 | #endif | |
1257 | ||
ad1696f6 | 1258 | #ifdef CONFIG_ACPI_SPCR_TABLE |
37ef38f3 | 1259 | extern bool qdf2400_e44_present; |
ad1696f6 AM |
1260 | int parse_spcr(bool earlycon); |
1261 | #else | |
1262 | static inline int parse_spcr(bool earlycon) { return 0; } | |
1263 | #endif | |
1264 | ||
d44fa3d4 AVF |
1265 | #if IS_ENABLED(CONFIG_ACPI_GENERIC_GSI) |
1266 | int acpi_irq_get(acpi_handle handle, unsigned int index, struct resource *res); | |
1267 | #else | |
1268 | static inline | |
1269 | int acpi_irq_get(acpi_handle handle, unsigned int index, struct resource *res) | |
1270 | { | |
1271 | return -EINVAL; | |
1272 | } | |
1273 | #endif | |
1274 | ||
eeb2d80d SP |
1275 | #ifdef CONFIG_ACPI_LPIT |
1276 | int lpit_read_residency_count_address(u64 *address); | |
1277 | #else | |
1278 | static inline int lpit_read_residency_count_address(u64 *address) | |
1279 | { | |
1280 | return -EINVAL; | |
1281 | } | |
1282 | #endif | |
1283 | ||
f2b3535d JL |
1284 | int find_acpi_cpu_topology(unsigned int cpu, int level); |
1285 | int find_acpi_cpu_topology_package(unsigned int cpu); | |
1286 | int find_acpi_cpu_cache_topology(unsigned int cpu, int level); | |
1287 | ||
25be5e6c | 1288 | #endif /*_LINUX_ACPI_H*/ |