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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> |
3f5948fa | 29 | |
1da177e4 LT |
30 | #ifndef _LINUX |
31 | #define _LINUX | |
32 | #endif | |
633adaba LZ |
33 | #include <acpi/acpi.h> |
34 | ||
35 | #ifdef CONFIG_ACPI | |
1da177e4 LT |
36 | |
37 | #include <linux/list.h> | |
29b71a1c | 38 | #include <linux/mod_devicetable.h> |
45fef5b8 | 39 | #include <linux/dynamic_debug.h> |
836d0830 LZ |
40 | #include <linux/module.h> |
41 | #include <linux/mutex.h> | |
1da177e4 | 42 | |
1da177e4 LT |
43 | #include <acpi/acpi_bus.h> |
44 | #include <acpi/acpi_drivers.h> | |
762834e8 | 45 | #include <acpi/acpi_numa.h> |
27d50c82 | 46 | #include <acpi/acpi_io.h> |
1da177e4 | 47 | #include <asm/acpi.h> |
1da177e4 | 48 | |
7b199811 RW |
49 | static inline acpi_handle acpi_device_handle(struct acpi_device *adev) |
50 | { | |
51 | return adev ? adev->handle : NULL; | |
52 | } | |
53 | ||
3a7a2ab8 | 54 | #define ACPI_COMPANION(dev) to_acpi_device_node((dev)->fwnode) |
97badf87 RW |
55 | #define ACPI_COMPANION_SET(dev, adev) set_primary_fwnode(dev, (adev) ? \ |
56 | acpi_fwnode_handle(adev) : NULL) | |
7b199811 RW |
57 | #define ACPI_HANDLE(dev) acpi_device_handle(ACPI_COMPANION(dev)) |
58 | ||
027b25b2 LP |
59 | static inline struct fwnode_handle *acpi_alloc_fwnode_static(void) |
60 | { | |
61 | struct fwnode_handle *fwnode; | |
62 | ||
63 | fwnode = kzalloc(sizeof(struct fwnode_handle), GFP_KERNEL); | |
64 | if (!fwnode) | |
65 | return NULL; | |
66 | ||
67 | fwnode->type = FWNODE_ACPI_STATIC; | |
68 | ||
69 | return fwnode; | |
70 | } | |
71 | ||
72 | static inline void acpi_free_fwnode_static(struct fwnode_handle *fwnode) | |
73 | { | |
74 | if (WARN_ON(!fwnode || fwnode->type != FWNODE_ACPI_STATIC)) | |
75 | return; | |
76 | ||
77 | kfree(fwnode); | |
78 | } | |
79 | ||
26095a01 SS |
80 | /** |
81 | * ACPI_DEVICE_CLASS - macro used to describe an ACPI device with | |
82 | * the PCI-defined class-code information | |
83 | * | |
84 | * @_cls : the class, subclass, prog-if triple for this device | |
85 | * @_msk : the class mask for this device | |
86 | * | |
87 | * This macro is used to create a struct acpi_device_id that matches a | |
88 | * specific PCI class. The .id and .driver_data fields will be left | |
89 | * initialized with the default value. | |
90 | */ | |
91 | #define ACPI_DEVICE_CLASS(_cls, _msk) .cls = (_cls), .cls_msk = (_msk), | |
92 | ||
ca5b74d2 RW |
93 | static inline bool has_acpi_companion(struct device *dev) |
94 | { | |
3a7a2ab8 | 95 | return is_acpi_device_node(dev->fwnode); |
ca5b74d2 RW |
96 | } |
97 | ||
9c5ad36d RW |
98 | static inline void acpi_preset_companion(struct device *dev, |
99 | struct acpi_device *parent, u64 addr) | |
100 | { | |
101 | ACPI_COMPANION_SET(dev, acpi_find_child_device(parent, addr, NULL)); | |
102 | } | |
103 | ||
45c42a7f JN |
104 | static inline const char *acpi_dev_name(struct acpi_device *adev) |
105 | { | |
106 | return dev_name(&adev->dev); | |
107 | } | |
108 | ||
daae45ca LW |
109 | struct device *acpi_get_first_physical_node(struct acpi_device *adev); |
110 | ||
1da177e4 LT |
111 | enum acpi_irq_model_id { |
112 | ACPI_IRQ_MODEL_PIC = 0, | |
113 | ACPI_IRQ_MODEL_IOAPIC, | |
114 | ACPI_IRQ_MODEL_IOSAPIC, | |
3948ec94 | 115 | ACPI_IRQ_MODEL_PLATFORM, |
fbe61ec7 | 116 | ACPI_IRQ_MODEL_GIC, |
1da177e4 LT |
117 | ACPI_IRQ_MODEL_COUNT |
118 | }; | |
119 | ||
120 | extern enum acpi_irq_model_id acpi_irq_model; | |
121 | ||
1da177e4 LT |
122 | enum acpi_interrupt_id { |
123 | ACPI_INTERRUPT_PMI = 1, | |
124 | ACPI_INTERRUPT_INIT, | |
125 | ACPI_INTERRUPT_CPEI, | |
126 | ACPI_INTERRUPT_COUNT | |
127 | }; | |
128 | ||
129 | #define ACPI_SPACE_MEM 0 | |
130 | ||
1da177e4 LT |
131 | enum acpi_address_range_id { |
132 | ACPI_ADDRESS_RANGE_MEMORY = 1, | |
133 | ACPI_ADDRESS_RANGE_RESERVED = 2, | |
134 | ACPI_ADDRESS_RANGE_ACPI = 3, | |
135 | ACPI_ADDRESS_RANGE_NVS = 4, | |
136 | ACPI_ADDRESS_RANGE_COUNT | |
137 | }; | |
138 | ||
1da177e4 | 139 | |
1da177e4 LT |
140 | /* Table Handlers */ |
141 | ||
b43e1065 | 142 | typedef int (*acpi_tbl_table_handler)(struct acpi_table_header *table); |
1da177e4 | 143 | |
b43e1065 LZ |
144 | typedef int (*acpi_tbl_entry_handler)(struct acpi_subtable_header *header, |
145 | const unsigned long end); | |
1da177e4 | 146 | |
836d0830 LZ |
147 | /* Debugger support */ |
148 | ||
149 | struct acpi_debugger_ops { | |
150 | int (*create_thread)(acpi_osd_exec_callback function, void *context); | |
151 | ssize_t (*write_log)(const char *msg); | |
152 | ssize_t (*read_cmd)(char *buffer, size_t length); | |
153 | int (*wait_command_ready)(bool single_step, char *buffer, size_t length); | |
154 | int (*notify_command_complete)(void); | |
155 | }; | |
156 | ||
157 | struct acpi_debugger { | |
158 | const struct acpi_debugger_ops *ops; | |
159 | struct module *owner; | |
160 | struct mutex lock; | |
161 | }; | |
162 | ||
163 | #ifdef CONFIG_ACPI_DEBUGGER | |
164 | int __init acpi_debugger_init(void); | |
165 | int acpi_register_debugger(struct module *owner, | |
166 | const struct acpi_debugger_ops *ops); | |
167 | void acpi_unregister_debugger(const struct acpi_debugger_ops *ops); | |
168 | int acpi_debugger_create_thread(acpi_osd_exec_callback function, void *context); | |
169 | ssize_t acpi_debugger_write_log(const char *msg); | |
170 | ssize_t acpi_debugger_read_cmd(char *buffer, size_t buffer_length); | |
171 | int acpi_debugger_wait_command_ready(void); | |
172 | int acpi_debugger_notify_command_complete(void); | |
173 | #else | |
174 | static inline int acpi_debugger_init(void) | |
175 | { | |
176 | return -ENODEV; | |
177 | } | |
178 | ||
179 | static inline int acpi_register_debugger(struct module *owner, | |
180 | const struct acpi_debugger_ops *ops) | |
181 | { | |
182 | return -ENODEV; | |
183 | } | |
184 | ||
185 | static inline void acpi_unregister_debugger(const struct acpi_debugger_ops *ops) | |
186 | { | |
187 | } | |
188 | ||
189 | static inline int acpi_debugger_create_thread(acpi_osd_exec_callback function, | |
190 | void *context) | |
191 | { | |
192 | return -ENODEV; | |
193 | } | |
194 | ||
195 | static inline int acpi_debugger_write_log(const char *msg) | |
196 | { | |
197 | return -ENODEV; | |
198 | } | |
199 | ||
200 | static inline int acpi_debugger_read_cmd(char *buffer, u32 buffer_length) | |
201 | { | |
202 | return -ENODEV; | |
203 | } | |
204 | ||
205 | static inline int acpi_debugger_wait_command_ready(void) | |
206 | { | |
207 | return -ENODEV; | |
208 | } | |
209 | ||
210 | static inline int acpi_debugger_notify_command_complete(void) | |
211 | { | |
212 | return -ENODEV; | |
213 | } | |
214 | #endif | |
215 | ||
328281b1 HG |
216 | #define BAD_MADT_ENTRY(entry, end) ( \ |
217 | (!entry) || (unsigned long)entry + sizeof(*entry) > end || \ | |
218 | ((struct acpi_subtable_header *)entry)->length < sizeof(*entry)) | |
219 | ||
9b3fedde LA |
220 | struct acpi_subtable_proc { |
221 | int id; | |
222 | acpi_tbl_entry_handler handler; | |
223 | int count; | |
224 | }; | |
225 | ||
1da177e4 | 226 | char * __acpi_map_table (unsigned long phys_addr, unsigned long size); |
970ec1a8 | 227 | void __acpi_unmap_table(char *map, unsigned long size); |
cbf9bd60 | 228 | int early_acpi_boot_init(void); |
1da177e4 | 229 | int acpi_boot_init (void); |
8558e394 | 230 | void acpi_boot_table_init (void); |
3c999f14 | 231 | int acpi_mps_check (void); |
1da177e4 LT |
232 | int acpi_numa_init (void); |
233 | ||
234 | int acpi_table_init (void); | |
b43e1065 | 235 | int acpi_table_parse(char *id, acpi_tbl_table_handler handler); |
f08bb472 AC |
236 | int __init acpi_parse_entries(char *id, unsigned long table_size, |
237 | acpi_tbl_entry_handler handler, | |
238 | struct acpi_table_header *table_header, | |
239 | int entry_id, unsigned int max_entries); | |
6eb87fed | 240 | int __init acpi_table_parse_entries(char *id, unsigned long table_size, |
9b3fedde LA |
241 | int entry_id, |
242 | acpi_tbl_entry_handler handler, | |
243 | unsigned int max_entries); | |
9b3fedde LA |
244 | int __init acpi_table_parse_entries_array(char *id, unsigned long table_size, |
245 | struct acpi_subtable_proc *proc, int proc_num, | |
246 | unsigned int max_entries); | |
b43e1065 LZ |
247 | int acpi_table_parse_madt(enum acpi_madt_type id, |
248 | acpi_tbl_entry_handler handler, | |
249 | unsigned int max_entries); | |
ceb6c468 | 250 | int acpi_parse_mcfg (struct acpi_table_header *header); |
5f3b1a8b | 251 | void acpi_table_print_madt_entry (struct acpi_subtable_header *madt); |
1da177e4 | 252 | |
4bac6fa7 | 253 | /* the following numa functions are architecture-dependent */ |
1da177e4 | 254 | void acpi_numa_slit_init (struct acpi_table_slit *slit); |
4bac6fa7 HG |
255 | |
256 | #if defined(CONFIG_X86) || defined(CONFIG_IA64) | |
15a58ed1 | 257 | void acpi_numa_processor_affinity_init (struct acpi_srat_cpu_affinity *pa); |
4bac6fa7 HG |
258 | #else |
259 | static inline void | |
260 | acpi_numa_processor_affinity_init(struct acpi_srat_cpu_affinity *pa) { } | |
261 | #endif | |
262 | ||
7237d3de | 263 | void acpi_numa_x2apic_affinity_init(struct acpi_srat_x2apic_cpu_affinity *pa); |
4bac6fa7 HG |
264 | |
265 | #ifdef CONFIG_ARM64 | |
266 | void acpi_numa_gicc_affinity_init(struct acpi_srat_gicc_affinity *pa); | |
267 | #else | |
268 | static inline void | |
269 | acpi_numa_gicc_affinity_init(struct acpi_srat_gicc_affinity *pa) { } | |
270 | #endif | |
271 | ||
095adbb6 | 272 | int acpi_numa_memory_affinity_init (struct acpi_srat_mem_affinity *ma); |
1da177e4 | 273 | |
828aef37 CM |
274 | #ifndef PHYS_CPUID_INVALID |
275 | typedef u32 phys_cpuid_t; | |
276 | #define PHYS_CPUID_INVALID (phys_cpuid_t)(-1) | |
277 | #endif | |
278 | ||
25956b66 HG |
279 | static inline bool invalid_logical_cpuid(u32 cpuid) |
280 | { | |
281 | return (int)cpuid < 0; | |
282 | } | |
283 | ||
ddcc18f5 HG |
284 | static inline bool invalid_phys_cpuid(phys_cpuid_t phys_id) |
285 | { | |
286 | return phys_id == PHYS_CPUID_INVALID; | |
287 | } | |
288 | ||
fd74da21 DL |
289 | /* Validate the processor object's proc_id */ |
290 | bool acpi_processor_validate_proc_id(int proc_id); | |
291 | ||
1da177e4 LT |
292 | #ifdef CONFIG_ACPI_HOTPLUG_CPU |
293 | /* Arch dependent functions for cpu hotplug support */ | |
febf2407 VK |
294 | int acpi_map_cpu(acpi_handle handle, phys_cpuid_t physid, u32 acpi_id, |
295 | int *pcpu); | |
d02dc27d | 296 | int acpi_unmap_cpu(int cpu); |
dc6db24d | 297 | int acpi_map_cpu2node(acpi_handle handle, int cpu, int physid); |
1da177e4 LT |
298 | #endif /* CONFIG_ACPI_HOTPLUG_CPU */ |
299 | ||
dc6db24d GZ |
300 | void acpi_set_processor_mapping(void); |
301 | ||
ecf5636d YL |
302 | #ifdef CONFIG_ACPI_HOTPLUG_IOAPIC |
303 | int acpi_get_ioapic_id(acpi_handle handle, u32 gsi_base, u64 *phys_addr); | |
304 | #endif | |
305 | ||
b1bb248a KK |
306 | int acpi_register_ioapic(acpi_handle handle, u64 phys_addr, u32 gsi_base); |
307 | int acpi_unregister_ioapic(acpi_handle handle, u32 gsi_base); | |
e89900c9 | 308 | int acpi_ioapic_registered(acpi_handle handle, u32 gsi_base); |
5229e87d | 309 | void acpi_irq_stats_init(void); |
5229e87d | 310 | extern u32 acpi_irq_handled; |
88bea188 | 311 | extern u32 acpi_irq_not_handled; |
49e4b843 | 312 | extern unsigned int acpi_sci_irq; |
13737181 | 313 | extern bool acpi_no_s5; |
49e4b843 CY |
314 | #define INVALID_ACPI_IRQ ((unsigned)-1) |
315 | static inline bool acpi_sci_irq_valid(void) | |
316 | { | |
317 | return acpi_sci_irq != INVALID_ACPI_IRQ; | |
318 | } | |
1da177e4 | 319 | |
c255d844 | 320 | extern int sbf_port; |
77afcf78 | 321 | extern unsigned long acpi_realmode_flags; |
1da177e4 | 322 | |
a2f809b0 | 323 | int acpi_register_gsi (struct device *dev, u32 gsi, int triggering, int polarity); |
1da177e4 | 324 | int acpi_gsi_to_irq (u32 gsi, unsigned int *irq); |
2c2df841 | 325 | int acpi_isa_irq_to_gsi (unsigned isa_irq, u32 *gsi); |
1da177e4 | 326 | |
2bc6eba4 MZ |
327 | void acpi_set_irq_model(enum acpi_irq_model_id model, |
328 | struct fwnode_handle *fwnode); | |
329 | ||
61fd47e0 | 330 | #ifdef CONFIG_X86_IO_APIC |
9a0a91bb | 331 | extern int acpi_get_override_irq(u32 gsi, int *trigger, int *polarity); |
61fd47e0 | 332 | #else |
9a0a91bb | 333 | #define acpi_get_override_irq(gsi, trigger, polarity) (-1) |
61fd47e0 | 334 | #endif |
1da177e4 LT |
335 | /* |
336 | * This function undoes the effect of one call to acpi_register_gsi(). | |
337 | * If this matches the last registration, any IRQ resources for gsi | |
338 | * are freed. | |
339 | */ | |
1da177e4 | 340 | void acpi_unregister_gsi (u32 gsi); |
1da177e4 | 341 | |
1da177e4 LT |
342 | struct pci_dev; |
343 | ||
344 | int acpi_pci_irq_enable (struct pci_dev *dev); | |
c9c3e457 | 345 | void acpi_penalize_isa_irq(int irq, int active); |
5ebc7603 | 346 | bool acpi_isa_irq_available(int irq); |
f1caa61d | 347 | void acpi_penalize_sci_irq(int irq, int trigger, int polarity); |
1da177e4 | 348 | void acpi_pci_irq_disable (struct pci_dev *dev); |
1da177e4 | 349 | |
1da177e4 LT |
350 | extern int ec_read(u8 addr, u8 *val); |
351 | extern int ec_write(u8 addr, u8 val); | |
d7a76e4c LP |
352 | extern int ec_transaction(u8 command, |
353 | const u8 *wdata, unsigned wdata_len, | |
1cb7b1e0 | 354 | u8 *rdata, unsigned rdata_len); |
3e2abc5a | 355 | extern acpi_handle ec_get_handle(void); |
1da177e4 | 356 | |
eec15edb ZR |
357 | extern bool acpi_is_pnp_device(struct acpi_device *); |
358 | ||
bff431e4 CC |
359 | #if defined(CONFIG_ACPI_WMI) || defined(CONFIG_ACPI_WMI_MODULE) |
360 | ||
361 | typedef void (*wmi_notify_handler) (u32 value, void *context); | |
362 | ||
363 | extern acpi_status wmi_evaluate_method(const char *guid, u8 instance, | |
364 | u32 method_id, | |
365 | const struct acpi_buffer *in, | |
366 | struct acpi_buffer *out); | |
367 | extern acpi_status wmi_query_block(const char *guid, u8 instance, | |
368 | struct acpi_buffer *out); | |
369 | extern acpi_status wmi_set_block(const char *guid, u8 instance, | |
370 | const struct acpi_buffer *in); | |
371 | extern acpi_status wmi_install_notify_handler(const char *guid, | |
372 | wmi_notify_handler handler, void *data); | |
373 | extern acpi_status wmi_remove_notify_handler(const char *guid); | |
374 | extern acpi_status wmi_get_event_data(u32 event, struct acpi_buffer *out); | |
375 | extern bool wmi_has_guid(const char *guid); | |
376 | ||
377 | #endif /* CONFIG_ACPI_WMI */ | |
378 | ||
c3d6de69 TR |
379 | #define ACPI_VIDEO_OUTPUT_SWITCHING 0x0001 |
380 | #define ACPI_VIDEO_DEVICE_POSTING 0x0002 | |
381 | #define ACPI_VIDEO_ROM_AVAILABLE 0x0004 | |
382 | #define ACPI_VIDEO_BACKLIGHT 0x0008 | |
383 | #define ACPI_VIDEO_BACKLIGHT_FORCE_VENDOR 0x0010 | |
384 | #define ACPI_VIDEO_BACKLIGHT_FORCE_VIDEO 0x0020 | |
385 | #define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VENDOR 0x0040 | |
386 | #define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VIDEO 0x0080 | |
387 | #define ACPI_VIDEO_BACKLIGHT_DMI_VENDOR 0x0100 | |
388 | #define ACPI_VIDEO_BACKLIGHT_DMI_VIDEO 0x0200 | |
389 | #define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VENDOR 0x0400 | |
390 | #define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VIDEO 0x0800 | |
391 | ||
14ca7a47 | 392 | extern char acpi_video_backlight_string[]; |
d4e1a692 | 393 | extern long acpi_is_video_device(acpi_handle handle); |
1da177e4 | 394 | extern int acpi_blacklisted(void); |
d90aa92c | 395 | extern void acpi_osi_setup(char *str); |
a87878ba | 396 | extern bool acpi_osi_is_win8(void); |
1da177e4 | 397 | |
1da177e4 | 398 | #ifdef CONFIG_ACPI_NUMA |
99759869 | 399 | int acpi_map_pxm_to_online_node(int pxm); |
486c79b5 | 400 | int acpi_get_node(acpi_handle handle); |
1da177e4 | 401 | #else |
99759869 TK |
402 | static inline int acpi_map_pxm_to_online_node(int pxm) |
403 | { | |
404 | return 0; | |
405 | } | |
486c79b5 | 406 | static inline int acpi_get_node(acpi_handle handle) |
1e3590e2 YG |
407 | { |
408 | return 0; | |
409 | } | |
1da177e4 | 410 | #endif |
1e3590e2 | 411 | extern int acpi_paddr_to_node(u64 start_addr, u64 size); |
1da177e4 LT |
412 | |
413 | extern int pnpacpi_disabled; | |
414 | ||
3484d798 | 415 | #define PXM_INVAL (-1) |
3484d798 | 416 | |
046d9ce6 RW |
417 | bool acpi_dev_resource_memory(struct acpi_resource *ares, struct resource *res); |
418 | bool acpi_dev_resource_io(struct acpi_resource *ares, struct resource *res); | |
419 | bool acpi_dev_resource_address_space(struct acpi_resource *ares, | |
a49170b5 | 420 | struct resource_win *win); |
046d9ce6 | 421 | bool acpi_dev_resource_ext_address_space(struct acpi_resource *ares, |
a49170b5 | 422 | struct resource_win *win); |
046d9ce6 | 423 | unsigned long acpi_dev_irq_flags(u8 triggering, u8 polarity, u8 shareable); |
55a93417 | 424 | unsigned int acpi_dev_get_irq_type(int triggering, int polarity); |
046d9ce6 RW |
425 | bool acpi_dev_resource_interrupt(struct acpi_resource *ares, int index, |
426 | struct resource *res); | |
427 | ||
8e345c99 RW |
428 | void acpi_dev_free_resource_list(struct list_head *list); |
429 | int acpi_dev_get_resources(struct acpi_device *adev, struct list_head *list, | |
430 | int (*preproc)(struct acpi_resource *, void *), | |
431 | void *preproc_data); | |
62d1141f JL |
432 | int acpi_dev_filter_resource_type(struct acpi_resource *ares, |
433 | unsigned long types); | |
434 | ||
435 | static inline int acpi_dev_filter_resource_type_cb(struct acpi_resource *ares, | |
436 | void *arg) | |
437 | { | |
438 | return acpi_dev_filter_resource_type(ares, (unsigned long)arg); | |
439 | } | |
8e345c99 | 440 | |
00710984 BH |
441 | struct acpi_device *acpi_resource_consumer(struct resource *res); |
442 | ||
876fba43 | 443 | int acpi_check_resource_conflict(const struct resource *res); |
443dea72 | 444 | |
df92e695 TR |
445 | int acpi_check_region(resource_size_t start, resource_size_t n, |
446 | const char *name); | |
df92e695 | 447 | |
70dd6bea JD |
448 | int acpi_resources_are_enforced(void); |
449 | ||
9743fdea | 450 | #ifdef CONFIG_HIBERNATION |
bdfe6b7c | 451 | void __init acpi_no_s4_hw_signature(void); |
9743fdea YL |
452 | #endif |
453 | ||
454 | #ifdef CONFIG_PM_SLEEP | |
d8f3de0d | 455 | void __init acpi_old_suspend_ordering(void); |
72ad5d77 | 456 | void __init acpi_nvs_nosave(void); |
1bad2f19 | 457 | void __init acpi_nvs_nosave_s3(void); |
d8f3de0d | 458 | #endif /* CONFIG_PM_SLEEP */ |
9f5404d8 | 459 | |
70023de8 | 460 | struct acpi_osc_context { |
c8678473 | 461 | char *uuid_str; /* UUID string */ |
70023de8 | 462 | int rev; |
c8678473 BH |
463 | struct acpi_buffer cap; /* list of DWORD capabilities */ |
464 | struct acpi_buffer ret; /* free by caller if success */ | |
70023de8 SL |
465 | }; |
466 | ||
4b3db708 | 467 | acpi_status acpi_str_to_uuid(char *str, u8 *uuid); |
70023de8 SL |
468 | acpi_status acpi_run_osc(acpi_handle handle, struct acpi_osc_context *context); |
469 | ||
b938a229 BH |
470 | /* Indexes into _OSC Capabilities Buffer (DWORDs 2 & 3 are device-specific) */ |
471 | #define OSC_QUERY_DWORD 0 /* DWORD 1 */ | |
472 | #define OSC_SUPPORT_DWORD 1 /* DWORD 2 */ | |
473 | #define OSC_CONTROL_DWORD 2 /* DWORD 3 */ | |
9f5404d8 | 474 | |
dedf1e4d BH |
475 | /* _OSC Capabilities DWORD 1: Query/Control and Error Returns (generic) */ |
476 | #define OSC_QUERY_ENABLE 0x00000001 /* input */ | |
477 | #define OSC_REQUEST_ERROR 0x00000002 /* return */ | |
478 | #define OSC_INVALID_UUID_ERROR 0x00000004 /* return */ | |
479 | #define OSC_INVALID_REVISION_ERROR 0x00000008 /* return */ | |
480 | #define OSC_CAPABILITIES_MASK_ERROR 0x00000010 /* return */ | |
9f5404d8 | 481 | |
dedf1e4d BH |
482 | /* Platform-Wide Capabilities _OSC: Capabilities DWORD 2: Support Field */ |
483 | #define OSC_SB_PAD_SUPPORT 0x00000001 | |
484 | #define OSC_SB_PPC_OST_SUPPORT 0x00000002 | |
485 | #define OSC_SB_PR3_SUPPORT 0x00000004 | |
486 | #define OSC_SB_HOTPLUG_OST_SUPPORT 0x00000008 | |
487 | #define OSC_SB_APEI_SUPPORT 0x00000010 | |
488 | #define OSC_SB_CPC_SUPPORT 0x00000020 | |
a36a7fec SH |
489 | #define OSC_SB_CPCV2_SUPPORT 0x00000040 |
490 | #define OSC_SB_PCLPI_SUPPORT 0x00000080 | |
491 | #define OSC_SB_OSLPI_SUPPORT 0x00000100 | |
8b533a0e | 492 | #define OSC_SB_CPC_DIVERSE_HIGH_SUPPORT 0x00001000 |
3563ff96 | 493 | |
eccddd32 | 494 | extern bool osc_sb_apei_support_acked; |
a36a7fec | 495 | extern bool osc_pc_lpi_support_confirmed; |
eccddd32 | 496 | |
dedf1e4d | 497 | /* PCI Host Bridge _OSC: Capabilities DWORD 2: Support Field */ |
7dab9ef4 BH |
498 | #define OSC_PCI_EXT_CONFIG_SUPPORT 0x00000001 |
499 | #define OSC_PCI_ASPM_SUPPORT 0x00000002 | |
500 | #define OSC_PCI_CLOCK_PM_SUPPORT 0x00000004 | |
dedf1e4d | 501 | #define OSC_PCI_SEGMENT_GROUPS_SUPPORT 0x00000008 |
7dab9ef4 | 502 | #define OSC_PCI_MSI_SUPPORT 0x00000010 |
dedf1e4d BH |
503 | #define OSC_PCI_SUPPORT_MASKS 0x0000001f |
504 | ||
505 | /* PCI Host Bridge _OSC: Capabilities DWORD 3: Control Field */ | |
506 | #define OSC_PCI_EXPRESS_NATIVE_HP_CONTROL 0x00000001 | |
7dab9ef4 | 507 | #define OSC_PCI_SHPC_NATIVE_HP_CONTROL 0x00000002 |
dedf1e4d BH |
508 | #define OSC_PCI_EXPRESS_PME_CONTROL 0x00000004 |
509 | #define OSC_PCI_EXPRESS_AER_CONTROL 0x00000008 | |
7dab9ef4 | 510 | #define OSC_PCI_EXPRESS_CAPABILITY_CONTROL 0x00000010 |
335b1509 | 511 | #define OSC_PCI_CONTROL_MASKS 0x0000001f |
d90116ea | 512 | |
5d98e61d LT |
513 | #define ACPI_GSB_ACCESS_ATTRIB_QUICK 0x00000002 |
514 | #define ACPI_GSB_ACCESS_ATTRIB_SEND_RCV 0x00000004 | |
515 | #define ACPI_GSB_ACCESS_ATTRIB_BYTE 0x00000006 | |
516 | #define ACPI_GSB_ACCESS_ATTRIB_WORD 0x00000008 | |
517 | #define ACPI_GSB_ACCESS_ATTRIB_BLOCK 0x0000000A | |
518 | #define ACPI_GSB_ACCESS_ATTRIB_MULTIBYTE 0x0000000B | |
519 | #define ACPI_GSB_ACCESS_ATTRIB_WORD_CALL 0x0000000C | |
520 | #define ACPI_GSB_ACCESS_ATTRIB_BLOCK_CALL 0x0000000D | |
521 | #define ACPI_GSB_ACCESS_ATTRIB_RAW_BYTES 0x0000000E | |
522 | #define ACPI_GSB_ACCESS_ATTRIB_RAW_PROCESS 0x0000000F | |
523 | ||
75fb60f2 RW |
524 | extern acpi_status acpi_pci_osc_control_set(acpi_handle handle, |
525 | u32 *mask, u32 req); | |
275c58d7 TK |
526 | |
527 | /* Enable _OST when all relevant hotplug operations are enabled */ | |
528 | #if defined(CONFIG_ACPI_HOTPLUG_CPU) && \ | |
08f502c1 | 529 | defined(CONFIG_ACPI_HOTPLUG_MEMORY) && \ |
64fd7401 | 530 | defined(CONFIG_ACPI_CONTAINER) |
275c58d7 TK |
531 | #define ACPI_HOTPLUG_OST |
532 | #endif | |
533 | ||
534 | /* _OST Source Event Code (OSPM Action) */ | |
535 | #define ACPI_OST_EC_OSPM_SHUTDOWN 0x100 | |
536 | #define ACPI_OST_EC_OSPM_EJECT 0x103 | |
537 | #define ACPI_OST_EC_OSPM_INSERTION 0x200 | |
538 | ||
539 | /* _OST General Processing Status Code */ | |
540 | #define ACPI_OST_SC_SUCCESS 0x0 | |
541 | #define ACPI_OST_SC_NON_SPECIFIC_FAILURE 0x1 | |
542 | #define ACPI_OST_SC_UNRECOGNIZED_NOTIFY 0x2 | |
543 | ||
544 | /* _OST OS Shutdown Processing (0x100) Status Code */ | |
545 | #define ACPI_OST_SC_OS_SHUTDOWN_DENIED 0x80 | |
546 | #define ACPI_OST_SC_OS_SHUTDOWN_IN_PROGRESS 0x81 | |
547 | #define ACPI_OST_SC_OS_SHUTDOWN_COMPLETED 0x82 | |
548 | #define ACPI_OST_SC_OS_SHUTDOWN_NOT_SUPPORTED 0x83 | |
549 | ||
550 | /* _OST Ejection Request (0x3, 0x103) Status Code */ | |
551 | #define ACPI_OST_SC_EJECT_NOT_SUPPORTED 0x80 | |
552 | #define ACPI_OST_SC_DEVICE_IN_USE 0x81 | |
553 | #define ACPI_OST_SC_DEVICE_BUSY 0x82 | |
554 | #define ACPI_OST_SC_EJECT_DEPENDENCY_BUSY 0x83 | |
555 | #define ACPI_OST_SC_EJECT_IN_PROGRESS 0x84 | |
556 | ||
557 | /* _OST Insertion Request (0x200) Status Code */ | |
558 | #define ACPI_OST_SC_INSERT_IN_PROGRESS 0x80 | |
559 | #define ACPI_OST_SC_DRIVER_LOAD_FAILURE 0x81 | |
560 | #define ACPI_OST_SC_INSERT_NOT_SUPPORTED 0x82 | |
561 | ||
4a7a16dc | 562 | extern void acpi_early_init(void); |
b064a8fa | 563 | extern void acpi_subsystem_init(void); |
4a7a16dc | 564 | |
b54ac6d2 HY |
565 | extern int acpi_nvs_register(__u64 start, __u64 size); |
566 | ||
567 | extern int acpi_nvs_for_each_region(int (*func)(__u64, __u64, void *), | |
568 | void *data); | |
569 | ||
cf761af9 MW |
570 | const struct acpi_device_id *acpi_match_device(const struct acpi_device_id *ids, |
571 | const struct device *dev); | |
572 | ||
733e6251 MW |
573 | extern bool acpi_driver_match_device(struct device *dev, |
574 | const struct device_driver *drv); | |
6eb2451f ZR |
575 | int acpi_device_uevent_modalias(struct device *, struct kobj_uevent_env *); |
576 | int acpi_device_modalias(struct device *, char *, int); | |
40e7fcb1 | 577 | void acpi_walk_dep_device_list(acpi_handle handle); |
6eb2451f | 578 | |
1571875b HK |
579 | struct platform_device *acpi_create_platform_device(struct acpi_device *, |
580 | struct property_entry *); | |
cf761af9 MW |
581 | #define ACPI_PTR(_ptr) (_ptr) |
582 | ||
10c7e20b OP |
583 | static inline void acpi_device_set_enumerated(struct acpi_device *adev) |
584 | { | |
585 | adev->flags.visited = true; | |
586 | } | |
587 | ||
588 | static inline void acpi_device_clear_enumerated(struct acpi_device *adev) | |
589 | { | |
590 | adev->flags.visited = false; | |
591 | } | |
592 | ||
68bdb677 OP |
593 | enum acpi_reconfig_event { |
594 | ACPI_RECONFIG_DEVICE_ADD = 0, | |
595 | ACPI_RECONFIG_DEVICE_REMOVE, | |
596 | }; | |
597 | ||
598 | int acpi_reconfig_notifier_register(struct notifier_block *nb); | |
599 | int acpi_reconfig_notifier_unregister(struct notifier_block *nb); | |
600 | ||
e55a5999 FT |
601 | #else /* !CONFIG_ACPI */ |
602 | ||
603 | #define acpi_disabled 1 | |
604 | ||
7b199811 RW |
605 | #define ACPI_COMPANION(dev) (NULL) |
606 | #define ACPI_COMPANION_SET(dev, adev) do { } while (0) | |
607 | #define ACPI_HANDLE(dev) (NULL) | |
26095a01 | 608 | #define ACPI_DEVICE_CLASS(_cls, _msk) .cls = (0), .cls_msk = (0), |
7b199811 | 609 | |
8a0662d9 RW |
610 | struct fwnode_handle; |
611 | ||
6eb17e0d KY |
612 | static inline bool acpi_dev_found(const char *hid) |
613 | { | |
614 | return false; | |
615 | } | |
616 | ||
8a0662d9 RW |
617 | static inline bool is_acpi_node(struct fwnode_handle *fwnode) |
618 | { | |
619 | return false; | |
620 | } | |
621 | ||
3a7a2ab8 RW |
622 | static inline bool is_acpi_device_node(struct fwnode_handle *fwnode) |
623 | { | |
624 | return false; | |
625 | } | |
626 | ||
627 | static inline struct acpi_device *to_acpi_device_node(struct fwnode_handle *fwnode) | |
628 | { | |
629 | return NULL; | |
630 | } | |
631 | ||
632 | static inline bool is_acpi_data_node(struct fwnode_handle *fwnode) | |
633 | { | |
634 | return false; | |
635 | } | |
636 | ||
637 | static inline struct acpi_data_node *to_acpi_data_node(struct fwnode_handle *fwnode) | |
8a0662d9 RW |
638 | { |
639 | return NULL; | |
640 | } | |
641 | ||
613e9721 AT |
642 | static inline bool acpi_data_node_match(struct fwnode_handle *fwnode, |
643 | const char *name) | |
644 | { | |
645 | return false; | |
646 | } | |
647 | ||
8a0662d9 RW |
648 | static inline struct fwnode_handle *acpi_fwnode_handle(struct acpi_device *adev) |
649 | { | |
650 | return NULL; | |
651 | } | |
652 | ||
ca5b74d2 RW |
653 | static inline bool has_acpi_companion(struct device *dev) |
654 | { | |
655 | return false; | |
656 | } | |
657 | ||
c0e5c445 DB |
658 | static inline void acpi_preset_companion(struct device *dev, |
659 | struct acpi_device *parent, u64 addr) | |
660 | { | |
661 | } | |
662 | ||
45c42a7f JN |
663 | static inline const char *acpi_dev_name(struct acpi_device *adev) |
664 | { | |
665 | return NULL; | |
666 | } | |
667 | ||
daae45ca LW |
668 | static inline struct device *acpi_get_first_physical_node(struct acpi_device *adev) |
669 | { | |
670 | return NULL; | |
671 | } | |
672 | ||
4a7a16dc | 673 | static inline void acpi_early_init(void) { } |
b064a8fa | 674 | static inline void acpi_subsystem_init(void) { } |
53de49f5 | 675 | |
cbf9bd60 YL |
676 | static inline int early_acpi_boot_init(void) |
677 | { | |
678 | return 0; | |
679 | } | |
53de49f5 AM |
680 | static inline int acpi_boot_init(void) |
681 | { | |
682 | return 0; | |
683 | } | |
684 | ||
8558e394 | 685 | static inline void acpi_boot_table_init(void) |
53de49f5 | 686 | { |
8558e394 | 687 | return; |
53de49f5 AM |
688 | } |
689 | ||
3c999f14 YL |
690 | static inline int acpi_mps_check(void) |
691 | { | |
692 | return 0; | |
693 | } | |
694 | ||
443dea72 TR |
695 | static inline int acpi_check_resource_conflict(struct resource *res) |
696 | { | |
697 | return 0; | |
698 | } | |
699 | ||
df92e695 TR |
700 | static inline int acpi_check_region(resource_size_t start, resource_size_t n, |
701 | const char *name) | |
702 | { | |
703 | return 0; | |
704 | } | |
705 | ||
e55a5999 FT |
706 | struct acpi_table_header; |
707 | static inline int acpi_table_parse(char *id, | |
708 | int (*handler)(struct acpi_table_header *)) | |
709 | { | |
f8a571b2 | 710 | return -ENODEV; |
e55a5999 | 711 | } |
6fed05c9 | 712 | |
b54ac6d2 | 713 | static inline int acpi_nvs_register(__u64 start, __u64 size) |
6fed05c9 RW |
714 | { |
715 | return 0; | |
716 | } | |
b54ac6d2 HY |
717 | |
718 | static inline int acpi_nvs_for_each_region(int (*func)(__u64, __u64, void *), | |
719 | void *data) | |
720 | { | |
721 | return 0; | |
722 | } | |
723 | ||
cf761af9 MW |
724 | struct acpi_device_id; |
725 | ||
726 | static inline const struct acpi_device_id *acpi_match_device( | |
727 | const struct acpi_device_id *ids, const struct device *dev) | |
728 | { | |
729 | return NULL; | |
730 | } | |
731 | ||
732 | static inline bool acpi_driver_match_device(struct device *dev, | |
733 | const struct device_driver *drv) | |
734 | { | |
735 | return false; | |
736 | } | |
737 | ||
4ae39924 KY |
738 | static inline union acpi_object *acpi_evaluate_dsm(acpi_handle handle, |
739 | const u8 *uuid, | |
740 | int rev, int func, | |
741 | union acpi_object *argv4) | |
742 | { | |
743 | return NULL; | |
744 | } | |
745 | ||
6eb2451f ZR |
746 | static inline int acpi_device_uevent_modalias(struct device *dev, |
747 | struct kobj_uevent_env *env) | |
748 | { | |
749 | return -ENODEV; | |
750 | } | |
751 | ||
752 | static inline int acpi_device_modalias(struct device *dev, | |
753 | char *buf, int size) | |
754 | { | |
755 | return -ENODEV; | |
756 | } | |
757 | ||
b84f196d | 758 | static inline bool acpi_dma_supported(struct acpi_device *adev) |
d0562674 SS |
759 | { |
760 | return false; | |
761 | } | |
762 | ||
b84f196d SS |
763 | static inline enum dev_dma_attr acpi_get_dma_attr(struct acpi_device *adev) |
764 | { | |
765 | return DEV_DMA_NOT_SUPPORTED; | |
766 | } | |
767 | ||
d760a1ba LP |
768 | static inline void acpi_dma_configure(struct device *dev, |
769 | enum dev_dma_attr attr) { } | |
770 | ||
771 | static inline void acpi_dma_deconfigure(struct device *dev) { } | |
772 | ||
cf761af9 MW |
773 | #define ACPI_PTR(_ptr) (NULL) |
774 | ||
10c7e20b OP |
775 | static inline void acpi_device_set_enumerated(struct acpi_device *adev) |
776 | { | |
777 | } | |
778 | ||
779 | static inline void acpi_device_clear_enumerated(struct acpi_device *adev) | |
780 | { | |
781 | } | |
782 | ||
68bdb677 OP |
783 | static inline int acpi_reconfig_notifier_register(struct notifier_block *nb) |
784 | { | |
785 | return -EINVAL; | |
786 | } | |
787 | ||
788 | static inline int acpi_reconfig_notifier_unregister(struct notifier_block *nb) | |
789 | { | |
790 | return -EINVAL; | |
791 | } | |
792 | ||
00710984 BH |
793 | static inline struct acpi_device *acpi_resource_consumer(struct resource *res) |
794 | { | |
795 | return NULL; | |
796 | } | |
797 | ||
b54ac6d2 | 798 | #endif /* !CONFIG_ACPI */ |
6fed05c9 | 799 | |
fe7bd58f RW |
800 | #ifdef CONFIG_ACPI_HOTPLUG_IOAPIC |
801 | int acpi_ioapic_add(acpi_handle root); | |
802 | #else | |
803 | static inline int acpi_ioapic_add(acpi_handle root) { return 0; } | |
804 | #endif | |
805 | ||
09f98a82 TL |
806 | #ifdef CONFIG_ACPI |
807 | void acpi_os_set_prepare_sleep(int (*func)(u8 sleep_state, | |
808 | u32 pm1a_ctrl, u32 pm1b_ctrl)); | |
809 | ||
810 | acpi_status acpi_os_prepare_sleep(u8 sleep_state, | |
811 | u32 pm1a_control, u32 pm1b_control); | |
d6b47b12 BG |
812 | |
813 | void acpi_os_set_prepare_extended_sleep(int (*func)(u8 sleep_state, | |
814 | u32 val_a, u32 val_b)); | |
815 | ||
816 | acpi_status acpi_os_prepare_extended_sleep(u8 sleep_state, | |
817 | u32 val_a, u32 val_b); | |
818 | ||
385ddeac | 819 | #ifdef CONFIG_X86 |
8e30524d TR |
820 | void arch_reserve_mem_area(acpi_physical_address addr, size_t size); |
821 | #else | |
822 | static inline void arch_reserve_mem_area(acpi_physical_address addr, | |
823 | size_t size) | |
824 | { | |
825 | } | |
826 | #endif /* CONFIG_X86 */ | |
09f98a82 TL |
827 | #else |
828 | #define acpi_os_set_prepare_sleep(func, pm1a_ctrl, pm1b_ctrl) do { } while (0) | |
829 | #endif | |
830 | ||
5de21bb9 | 831 | #if defined(CONFIG_ACPI) && defined(CONFIG_PM) |
e5cc8ef3 RW |
832 | int acpi_dev_runtime_suspend(struct device *dev); |
833 | int acpi_dev_runtime_resume(struct device *dev); | |
834 | int acpi_subsys_runtime_suspend(struct device *dev); | |
835 | int acpi_subsys_runtime_resume(struct device *dev); | |
5de21bb9 RW |
836 | struct acpi_device *acpi_dev_pm_get_node(struct device *dev); |
837 | int acpi_dev_pm_attach(struct device *dev, bool power_on); | |
e5cc8ef3 RW |
838 | #else |
839 | static inline int acpi_dev_runtime_suspend(struct device *dev) { return 0; } | |
840 | static inline int acpi_dev_runtime_resume(struct device *dev) { return 0; } | |
841 | static inline int acpi_subsys_runtime_suspend(struct device *dev) { return 0; } | |
842 | static inline int acpi_subsys_runtime_resume(struct device *dev) { return 0; } | |
5de21bb9 RW |
843 | static inline struct acpi_device *acpi_dev_pm_get_node(struct device *dev) |
844 | { | |
845 | return NULL; | |
846 | } | |
847 | static inline int acpi_dev_pm_attach(struct device *dev, bool power_on) | |
848 | { | |
849 | return -ENODEV; | |
850 | } | |
e5cc8ef3 RW |
851 | #endif |
852 | ||
d79beb39 | 853 | #if defined(CONFIG_ACPI) && defined(CONFIG_PM_SLEEP) |
e5cc8ef3 RW |
854 | int acpi_dev_suspend_late(struct device *dev); |
855 | int acpi_dev_resume_early(struct device *dev); | |
856 | int acpi_subsys_prepare(struct device *dev); | |
4cf563c5 | 857 | void acpi_subsys_complete(struct device *dev); |
e5cc8ef3 RW |
858 | int acpi_subsys_suspend_late(struct device *dev); |
859 | int acpi_subsys_resume_early(struct device *dev); | |
4cf563c5 HK |
860 | int acpi_subsys_suspend(struct device *dev); |
861 | int acpi_subsys_freeze(struct device *dev); | |
e5cc8ef3 RW |
862 | #else |
863 | static inline int acpi_dev_suspend_late(struct device *dev) { return 0; } | |
864 | static inline int acpi_dev_resume_early(struct device *dev) { return 0; } | |
865 | static inline int acpi_subsys_prepare(struct device *dev) { return 0; } | |
4cf563c5 | 866 | static inline void acpi_subsys_complete(struct device *dev) {} |
e5cc8ef3 RW |
867 | static inline int acpi_subsys_suspend_late(struct device *dev) { return 0; } |
868 | static inline int acpi_subsys_resume_early(struct device *dev) { return 0; } | |
4cf563c5 HK |
869 | static inline int acpi_subsys_suspend(struct device *dev) { return 0; } |
870 | static inline int acpi_subsys_freeze(struct device *dev) { return 0; } | |
e5cc8ef3 RW |
871 | #endif |
872 | ||
fbfddae6 TK |
873 | #ifdef CONFIG_ACPI |
874 | __printf(3, 4) | |
875 | void acpi_handle_printk(const char *level, acpi_handle handle, | |
876 | const char *fmt, ...); | |
877 | #else /* !CONFIG_ACPI */ | |
878 | static inline __printf(3, 4) void | |
879 | acpi_handle_printk(const char *level, void *handle, const char *fmt, ...) {} | |
880 | #endif /* !CONFIG_ACPI */ | |
881 | ||
45fef5b8 BM |
882 | #if defined(CONFIG_ACPI) && defined(CONFIG_DYNAMIC_DEBUG) |
883 | __printf(3, 4) | |
884 | void __acpi_handle_debug(struct _ddebug *descriptor, acpi_handle handle, const char *fmt, ...); | |
885 | #else | |
886 | #define __acpi_handle_debug(descriptor, handle, fmt, ...) \ | |
887 | acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__); | |
888 | #endif | |
889 | ||
fbfddae6 TK |
890 | /* |
891 | * acpi_handle_<level>: Print message with ACPI prefix and object path | |
892 | * | |
893 | * These interfaces acquire the global namespace mutex to obtain an object | |
894 | * path. In interrupt context, it shows the object path as <n/a>. | |
895 | */ | |
896 | #define acpi_handle_emerg(handle, fmt, ...) \ | |
897 | acpi_handle_printk(KERN_EMERG, handle, fmt, ##__VA_ARGS__) | |
898 | #define acpi_handle_alert(handle, fmt, ...) \ | |
899 | acpi_handle_printk(KERN_ALERT, handle, fmt, ##__VA_ARGS__) | |
900 | #define acpi_handle_crit(handle, fmt, ...) \ | |
901 | acpi_handle_printk(KERN_CRIT, handle, fmt, ##__VA_ARGS__) | |
902 | #define acpi_handle_err(handle, fmt, ...) \ | |
903 | acpi_handle_printk(KERN_ERR, handle, fmt, ##__VA_ARGS__) | |
904 | #define acpi_handle_warn(handle, fmt, ...) \ | |
905 | acpi_handle_printk(KERN_WARNING, handle, fmt, ##__VA_ARGS__) | |
906 | #define acpi_handle_notice(handle, fmt, ...) \ | |
907 | acpi_handle_printk(KERN_NOTICE, handle, fmt, ##__VA_ARGS__) | |
908 | #define acpi_handle_info(handle, fmt, ...) \ | |
909 | acpi_handle_printk(KERN_INFO, handle, fmt, ##__VA_ARGS__) | |
910 | ||
45fef5b8 | 911 | #if defined(DEBUG) |
fbfddae6 TK |
912 | #define acpi_handle_debug(handle, fmt, ...) \ |
913 | acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__) | |
914 | #else | |
45fef5b8 BM |
915 | #if defined(CONFIG_DYNAMIC_DEBUG) |
916 | #define acpi_handle_debug(handle, fmt, ...) \ | |
917 | do { \ | |
918 | DEFINE_DYNAMIC_DEBUG_METADATA(descriptor, fmt); \ | |
919 | if (unlikely(descriptor.flags & _DPRINTK_FLAGS_PRINT)) \ | |
920 | __acpi_handle_debug(&descriptor, handle, pr_fmt(fmt), \ | |
921 | ##__VA_ARGS__); \ | |
922 | } while (0) | |
923 | #else | |
fbfddae6 TK |
924 | #define acpi_handle_debug(handle, fmt, ...) \ |
925 | ({ \ | |
926 | if (0) \ | |
927 | acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__); \ | |
928 | 0; \ | |
929 | }) | |
930 | #endif | |
45fef5b8 | 931 | #endif |
fbfddae6 | 932 | |
f028d524 RW |
933 | struct acpi_gpio_params { |
934 | unsigned int crs_entry_index; | |
935 | unsigned int line_index; | |
936 | bool active_low; | |
937 | }; | |
938 | ||
939 | struct acpi_gpio_mapping { | |
940 | const char *name; | |
941 | const struct acpi_gpio_params *data; | |
942 | unsigned int size; | |
943 | }; | |
944 | ||
945 | #if defined(CONFIG_ACPI) && defined(CONFIG_GPIOLIB) | |
946 | int acpi_dev_add_driver_gpios(struct acpi_device *adev, | |
947 | const struct acpi_gpio_mapping *gpios); | |
948 | ||
949 | static inline void acpi_dev_remove_driver_gpios(struct acpi_device *adev) | |
950 | { | |
951 | if (adev) | |
952 | adev->driver_gpios = NULL; | |
953 | } | |
c884fbd4 MW |
954 | |
955 | int acpi_dev_gpio_irq_get(struct acpi_device *adev, int index); | |
f028d524 RW |
956 | #else |
957 | static inline int acpi_dev_add_driver_gpios(struct acpi_device *adev, | |
958 | const struct acpi_gpio_mapping *gpios) | |
959 | { | |
960 | return -ENXIO; | |
961 | } | |
962 | static inline void acpi_dev_remove_driver_gpios(struct acpi_device *adev) {} | |
c884fbd4 MW |
963 | |
964 | static inline int acpi_dev_gpio_irq_get(struct acpi_device *adev, int index) | |
965 | { | |
966 | return -ENXIO; | |
967 | } | |
f028d524 RW |
968 | #endif |
969 | ||
ffdcd955 MW |
970 | /* Device properties */ |
971 | ||
972 | #define MAX_ACPI_REFERENCE_ARGS 8 | |
973 | struct acpi_reference_args { | |
974 | struct acpi_device *adev; | |
975 | size_t nargs; | |
976 | u64 args[MAX_ACPI_REFERENCE_ARGS]; | |
977 | }; | |
978 | ||
979 | #ifdef CONFIG_ACPI | |
980 | int acpi_dev_get_property(struct acpi_device *adev, const char *name, | |
981 | acpi_object_type type, const union acpi_object **obj); | |
b60e4ea4 MW |
982 | int __acpi_node_get_property_reference(struct fwnode_handle *fwnode, |
983 | const char *name, size_t index, size_t num_args, | |
984 | struct acpi_reference_args *args); | |
985 | ||
986 | static inline int acpi_node_get_property_reference(struct fwnode_handle *fwnode, | |
987 | const char *name, size_t index, | |
988 | struct acpi_reference_args *args) | |
989 | { | |
990 | return __acpi_node_get_property_reference(fwnode, name, index, | |
991 | MAX_ACPI_REFERENCE_ARGS, args); | |
992 | } | |
b31384fa | 993 | |
3a7a2ab8 RW |
994 | int acpi_node_prop_get(struct fwnode_handle *fwnode, const char *propname, |
995 | void **valptr); | |
b31384fa RW |
996 | int acpi_dev_prop_read_single(struct acpi_device *adev, const char *propname, |
997 | enum dev_prop_type proptype, void *val); | |
3a7a2ab8 RW |
998 | int acpi_node_prop_read(struct fwnode_handle *fwnode, const char *propname, |
999 | enum dev_prop_type proptype, void *val, size_t nval); | |
b31384fa RW |
1000 | int acpi_dev_prop_read(struct acpi_device *adev, const char *propname, |
1001 | enum dev_prop_type proptype, void *val, size_t nval); | |
8a0662d9 | 1002 | |
504a3374 RW |
1003 | struct fwnode_handle *acpi_get_next_subnode(struct device *dev, |
1004 | struct fwnode_handle *subnode); | |
e647b532 MZ |
1005 | |
1006 | struct acpi_probe_entry; | |
1007 | typedef bool (*acpi_probe_entry_validate_subtbl)(struct acpi_subtable_header *, | |
1008 | struct acpi_probe_entry *); | |
1009 | ||
1010 | #define ACPI_TABLE_ID_LEN 5 | |
1011 | ||
1012 | /** | |
1013 | * struct acpi_probe_entry - boot-time probing entry | |
1014 | * @id: ACPI table name | |
1015 | * @type: Optional subtable type to match | |
1016 | * (if @id contains subtables) | |
1017 | * @subtable_valid: Optional callback to check the validity of | |
1018 | * the subtable | |
1019 | * @probe_table: Callback to the driver being probed when table | |
1020 | * match is successful | |
1021 | * @probe_subtbl: Callback to the driver being probed when table and | |
1022 | * subtable match (and optional callback is successful) | |
1023 | * @driver_data: Sideband data provided back to the driver | |
1024 | */ | |
1025 | struct acpi_probe_entry { | |
1026 | __u8 id[ACPI_TABLE_ID_LEN]; | |
1027 | __u8 type; | |
1028 | acpi_probe_entry_validate_subtbl subtable_valid; | |
1029 | union { | |
1030 | acpi_tbl_table_handler probe_table; | |
1031 | acpi_tbl_entry_handler probe_subtbl; | |
1032 | }; | |
1033 | kernel_ulong_t driver_data; | |
1034 | }; | |
1035 | ||
1036 | #define ACPI_DECLARE_PROBE_ENTRY(table, name, table_id, subtable, valid, data, fn) \ | |
1037 | static const struct acpi_probe_entry __acpi_probe_##name \ | |
1038 | __used __section(__##table##_acpi_probe_table) \ | |
1039 | = { \ | |
1040 | .id = table_id, \ | |
1041 | .type = subtable, \ | |
1042 | .subtable_valid = valid, \ | |
1043 | .probe_table = (acpi_tbl_table_handler)fn, \ | |
1044 | .driver_data = data, \ | |
1045 | } | |
1046 | ||
1047 | #define ACPI_PROBE_TABLE(name) __##name##_acpi_probe_table | |
1048 | #define ACPI_PROBE_TABLE_END(name) __##name##_acpi_probe_table_end | |
1049 | ||
1050 | int __acpi_probe_device_table(struct acpi_probe_entry *start, int nr); | |
1051 | ||
1052 | #define acpi_probe_device_table(t) \ | |
1053 | ({ \ | |
1054 | extern struct acpi_probe_entry ACPI_PROBE_TABLE(t), \ | |
1055 | ACPI_PROBE_TABLE_END(t); \ | |
1056 | __acpi_probe_device_table(&ACPI_PROBE_TABLE(t), \ | |
1057 | (&ACPI_PROBE_TABLE_END(t) - \ | |
1058 | &ACPI_PROBE_TABLE(t))); \ | |
1059 | }) | |
ffdcd955 MW |
1060 | #else |
1061 | static inline int acpi_dev_get_property(struct acpi_device *adev, | |
1062 | const char *name, acpi_object_type type, | |
1063 | const union acpi_object **obj) | |
1064 | { | |
1065 | return -ENXIO; | |
1066 | } | |
3a7a2ab8 | 1067 | |
b60e4ea4 MW |
1068 | static inline int |
1069 | __acpi_node_get_property_reference(struct fwnode_handle *fwnode, | |
1070 | const char *name, size_t index, size_t num_args, | |
1071 | struct acpi_reference_args *args) | |
1072 | { | |
1073 | return -ENXIO; | |
1074 | } | |
1075 | ||
504a3374 | 1076 | static inline int acpi_node_get_property_reference(struct fwnode_handle *fwnode, |
64031e3e HG |
1077 | const char *name, size_t index, |
1078 | struct acpi_reference_args *args) | |
ffdcd955 MW |
1079 | { |
1080 | return -ENXIO; | |
1081 | } | |
b31384fa | 1082 | |
3a7a2ab8 RW |
1083 | static inline int acpi_node_prop_get(struct fwnode_handle *fwnode, |
1084 | const char *propname, | |
1085 | void **valptr) | |
ffdcd955 MW |
1086 | { |
1087 | return -ENXIO; | |
1088 | } | |
b31384fa RW |
1089 | |
1090 | static inline int acpi_dev_prop_get(struct acpi_device *adev, | |
1091 | const char *propname, | |
1092 | void **valptr) | |
1093 | { | |
1094 | return -ENXIO; | |
1095 | } | |
1096 | ||
1097 | static inline int acpi_dev_prop_read_single(struct acpi_device *adev, | |
1098 | const char *propname, | |
1099 | enum dev_prop_type proptype, | |
1100 | void *val) | |
1101 | { | |
1102 | return -ENXIO; | |
1103 | } | |
1104 | ||
3a7a2ab8 RW |
1105 | static inline int acpi_node_prop_read(struct fwnode_handle *fwnode, |
1106 | const char *propname, | |
1107 | enum dev_prop_type proptype, | |
1108 | void *val, size_t nval) | |
1109 | { | |
1110 | return -ENXIO; | |
1111 | } | |
1112 | ||
b31384fa RW |
1113 | static inline int acpi_dev_prop_read(struct acpi_device *adev, |
1114 | const char *propname, | |
1115 | enum dev_prop_type proptype, | |
1116 | void *val, size_t nval) | |
1117 | { | |
1118 | return -ENXIO; | |
1119 | } | |
1120 | ||
504a3374 RW |
1121 | static inline struct fwnode_handle *acpi_get_next_subnode(struct device *dev, |
1122 | struct fwnode_handle *subnode) | |
8a0662d9 RW |
1123 | { |
1124 | return NULL; | |
1125 | } | |
1126 | ||
3feab13c | 1127 | #define ACPI_DECLARE_PROBE_ENTRY(table, name, table_id, subtable, valid, data, fn) \ |
e647b532 MZ |
1128 | static const void * __acpi_table_##name[] \ |
1129 | __attribute__((unused)) \ | |
1130 | = { (void *) table_id, \ | |
1131 | (void *) subtable, \ | |
1132 | (void *) valid, \ | |
1133 | (void *) fn, \ | |
1134 | (void *) data } | |
1135 | ||
1136 | #define acpi_probe_device_table(t) ({ int __r = 0; __r;}) | |
ffdcd955 MW |
1137 | #endif |
1138 | ||
da3d3f98 AM |
1139 | #ifdef CONFIG_ACPI_TABLE_UPGRADE |
1140 | void acpi_table_upgrade(void); | |
1141 | #else | |
1142 | static inline void acpi_table_upgrade(void) { } | |
1143 | #endif | |
1144 | ||
058dfc76 MW |
1145 | #if defined(CONFIG_ACPI) && defined(CONFIG_ACPI_WATCHDOG) |
1146 | extern bool acpi_has_watchdog(void); | |
1147 | #else | |
1148 | static inline bool acpi_has_watchdog(void) { return false; } | |
1149 | #endif | |
1150 | ||
ad1696f6 AM |
1151 | #ifdef CONFIG_ACPI_SPCR_TABLE |
1152 | int parse_spcr(bool earlycon); | |
1153 | #else | |
1154 | static inline int parse_spcr(bool earlycon) { return 0; } | |
1155 | #endif | |
1156 | ||
d44fa3d4 AVF |
1157 | #if IS_ENABLED(CONFIG_ACPI_GENERIC_GSI) |
1158 | int acpi_irq_get(acpi_handle handle, unsigned int index, struct resource *res); | |
1159 | #else | |
1160 | static inline | |
1161 | int acpi_irq_get(acpi_handle handle, unsigned int index, struct resource *res) | |
1162 | { | |
1163 | return -EINVAL; | |
1164 | } | |
1165 | #endif | |
1166 | ||
25be5e6c | 1167 | #endif /*_LINUX_ACPI_H*/ |