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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 | ||
26095a01 SS |
59 | /** |
60 | * ACPI_DEVICE_CLASS - macro used to describe an ACPI device with | |
61 | * the PCI-defined class-code information | |
62 | * | |
63 | * @_cls : the class, subclass, prog-if triple for this device | |
64 | * @_msk : the class mask for this device | |
65 | * | |
66 | * This macro is used to create a struct acpi_device_id that matches a | |
67 | * specific PCI class. The .id and .driver_data fields will be left | |
68 | * initialized with the default value. | |
69 | */ | |
70 | #define ACPI_DEVICE_CLASS(_cls, _msk) .cls = (_cls), .cls_msk = (_msk), | |
71 | ||
ca5b74d2 RW |
72 | static inline bool has_acpi_companion(struct device *dev) |
73 | { | |
3a7a2ab8 | 74 | return is_acpi_device_node(dev->fwnode); |
ca5b74d2 RW |
75 | } |
76 | ||
9c5ad36d RW |
77 | static inline void acpi_preset_companion(struct device *dev, |
78 | struct acpi_device *parent, u64 addr) | |
79 | { | |
80 | ACPI_COMPANION_SET(dev, acpi_find_child_device(parent, addr, NULL)); | |
81 | } | |
82 | ||
45c42a7f JN |
83 | static inline const char *acpi_dev_name(struct acpi_device *adev) |
84 | { | |
85 | return dev_name(&adev->dev); | |
86 | } | |
87 | ||
daae45ca LW |
88 | struct device *acpi_get_first_physical_node(struct acpi_device *adev); |
89 | ||
1da177e4 LT |
90 | enum acpi_irq_model_id { |
91 | ACPI_IRQ_MODEL_PIC = 0, | |
92 | ACPI_IRQ_MODEL_IOAPIC, | |
93 | ACPI_IRQ_MODEL_IOSAPIC, | |
3948ec94 | 94 | ACPI_IRQ_MODEL_PLATFORM, |
fbe61ec7 | 95 | ACPI_IRQ_MODEL_GIC, |
1da177e4 LT |
96 | ACPI_IRQ_MODEL_COUNT |
97 | }; | |
98 | ||
99 | extern enum acpi_irq_model_id acpi_irq_model; | |
100 | ||
1da177e4 LT |
101 | enum acpi_interrupt_id { |
102 | ACPI_INTERRUPT_PMI = 1, | |
103 | ACPI_INTERRUPT_INIT, | |
104 | ACPI_INTERRUPT_CPEI, | |
105 | ACPI_INTERRUPT_COUNT | |
106 | }; | |
107 | ||
108 | #define ACPI_SPACE_MEM 0 | |
109 | ||
1da177e4 LT |
110 | enum acpi_address_range_id { |
111 | ACPI_ADDRESS_RANGE_MEMORY = 1, | |
112 | ACPI_ADDRESS_RANGE_RESERVED = 2, | |
113 | ACPI_ADDRESS_RANGE_ACPI = 3, | |
114 | ACPI_ADDRESS_RANGE_NVS = 4, | |
115 | ACPI_ADDRESS_RANGE_COUNT | |
116 | }; | |
117 | ||
1da177e4 | 118 | |
1da177e4 LT |
119 | /* Table Handlers */ |
120 | ||
b43e1065 | 121 | typedef int (*acpi_tbl_table_handler)(struct acpi_table_header *table); |
1da177e4 | 122 | |
b43e1065 LZ |
123 | typedef int (*acpi_tbl_entry_handler)(struct acpi_subtable_header *header, |
124 | const unsigned long end); | |
1da177e4 | 125 | |
836d0830 LZ |
126 | /* Debugger support */ |
127 | ||
128 | struct acpi_debugger_ops { | |
129 | int (*create_thread)(acpi_osd_exec_callback function, void *context); | |
130 | ssize_t (*write_log)(const char *msg); | |
131 | ssize_t (*read_cmd)(char *buffer, size_t length); | |
132 | int (*wait_command_ready)(bool single_step, char *buffer, size_t length); | |
133 | int (*notify_command_complete)(void); | |
134 | }; | |
135 | ||
136 | struct acpi_debugger { | |
137 | const struct acpi_debugger_ops *ops; | |
138 | struct module *owner; | |
139 | struct mutex lock; | |
140 | }; | |
141 | ||
142 | #ifdef CONFIG_ACPI_DEBUGGER | |
143 | int __init acpi_debugger_init(void); | |
144 | int acpi_register_debugger(struct module *owner, | |
145 | const struct acpi_debugger_ops *ops); | |
146 | void acpi_unregister_debugger(const struct acpi_debugger_ops *ops); | |
147 | int acpi_debugger_create_thread(acpi_osd_exec_callback function, void *context); | |
148 | ssize_t acpi_debugger_write_log(const char *msg); | |
149 | ssize_t acpi_debugger_read_cmd(char *buffer, size_t buffer_length); | |
150 | int acpi_debugger_wait_command_ready(void); | |
151 | int acpi_debugger_notify_command_complete(void); | |
152 | #else | |
153 | static inline int acpi_debugger_init(void) | |
154 | { | |
155 | return -ENODEV; | |
156 | } | |
157 | ||
158 | static inline int acpi_register_debugger(struct module *owner, | |
159 | const struct acpi_debugger_ops *ops) | |
160 | { | |
161 | return -ENODEV; | |
162 | } | |
163 | ||
164 | static inline void acpi_unregister_debugger(const struct acpi_debugger_ops *ops) | |
165 | { | |
166 | } | |
167 | ||
168 | static inline int acpi_debugger_create_thread(acpi_osd_exec_callback function, | |
169 | void *context) | |
170 | { | |
171 | return -ENODEV; | |
172 | } | |
173 | ||
174 | static inline int acpi_debugger_write_log(const char *msg) | |
175 | { | |
176 | return -ENODEV; | |
177 | } | |
178 | ||
179 | static inline int acpi_debugger_read_cmd(char *buffer, u32 buffer_length) | |
180 | { | |
181 | return -ENODEV; | |
182 | } | |
183 | ||
184 | static inline int acpi_debugger_wait_command_ready(void) | |
185 | { | |
186 | return -ENODEV; | |
187 | } | |
188 | ||
189 | static inline int acpi_debugger_notify_command_complete(void) | |
190 | { | |
191 | return -ENODEV; | |
192 | } | |
193 | #endif | |
194 | ||
328281b1 HG |
195 | #define BAD_MADT_ENTRY(entry, end) ( \ |
196 | (!entry) || (unsigned long)entry + sizeof(*entry) > end || \ | |
197 | ((struct acpi_subtable_header *)entry)->length < sizeof(*entry)) | |
198 | ||
9b3fedde LA |
199 | struct acpi_subtable_proc { |
200 | int id; | |
201 | acpi_tbl_entry_handler handler; | |
202 | int count; | |
203 | }; | |
204 | ||
1da177e4 | 205 | char * __acpi_map_table (unsigned long phys_addr, unsigned long size); |
970ec1a8 | 206 | void __acpi_unmap_table(char *map, unsigned long size); |
cbf9bd60 | 207 | int early_acpi_boot_init(void); |
1da177e4 | 208 | int acpi_boot_init (void); |
8558e394 | 209 | void acpi_boot_table_init (void); |
3c999f14 | 210 | int acpi_mps_check (void); |
1da177e4 LT |
211 | int acpi_numa_init (void); |
212 | ||
213 | int acpi_table_init (void); | |
b43e1065 | 214 | int acpi_table_parse(char *id, acpi_tbl_table_handler handler); |
f08bb472 AC |
215 | int __init acpi_parse_entries(char *id, unsigned long table_size, |
216 | acpi_tbl_entry_handler handler, | |
217 | struct acpi_table_header *table_header, | |
218 | int entry_id, unsigned int max_entries); | |
6eb87fed | 219 | int __init acpi_table_parse_entries(char *id, unsigned long table_size, |
9b3fedde LA |
220 | int entry_id, |
221 | acpi_tbl_entry_handler handler, | |
222 | unsigned int max_entries); | |
223 | int __init acpi_table_parse_entries(char *id, unsigned long table_size, | |
224 | int entry_id, | |
225 | acpi_tbl_entry_handler handler, | |
226 | unsigned int max_entries); | |
227 | int __init acpi_table_parse_entries_array(char *id, unsigned long table_size, | |
228 | struct acpi_subtable_proc *proc, int proc_num, | |
229 | unsigned int max_entries); | |
b43e1065 LZ |
230 | int acpi_table_parse_madt(enum acpi_madt_type id, |
231 | acpi_tbl_entry_handler handler, | |
232 | unsigned int max_entries); | |
ceb6c468 | 233 | int acpi_parse_mcfg (struct acpi_table_header *header); |
5f3b1a8b | 234 | void acpi_table_print_madt_entry (struct acpi_subtable_header *madt); |
1da177e4 | 235 | |
4bac6fa7 | 236 | /* the following numa functions are architecture-dependent */ |
1da177e4 | 237 | void acpi_numa_slit_init (struct acpi_table_slit *slit); |
4bac6fa7 HG |
238 | |
239 | #if defined(CONFIG_X86) || defined(CONFIG_IA64) | |
15a58ed1 | 240 | void acpi_numa_processor_affinity_init (struct acpi_srat_cpu_affinity *pa); |
4bac6fa7 HG |
241 | #else |
242 | static inline void | |
243 | acpi_numa_processor_affinity_init(struct acpi_srat_cpu_affinity *pa) { } | |
244 | #endif | |
245 | ||
7237d3de | 246 | void acpi_numa_x2apic_affinity_init(struct acpi_srat_x2apic_cpu_affinity *pa); |
4bac6fa7 HG |
247 | |
248 | #ifdef CONFIG_ARM64 | |
249 | void acpi_numa_gicc_affinity_init(struct acpi_srat_gicc_affinity *pa); | |
250 | #else | |
251 | static inline void | |
252 | acpi_numa_gicc_affinity_init(struct acpi_srat_gicc_affinity *pa) { } | |
253 | #endif | |
254 | ||
095adbb6 | 255 | int acpi_numa_memory_affinity_init (struct acpi_srat_mem_affinity *ma); |
1da177e4 | 256 | |
828aef37 CM |
257 | #ifndef PHYS_CPUID_INVALID |
258 | typedef u32 phys_cpuid_t; | |
259 | #define PHYS_CPUID_INVALID (phys_cpuid_t)(-1) | |
260 | #endif | |
261 | ||
25956b66 HG |
262 | static inline bool invalid_logical_cpuid(u32 cpuid) |
263 | { | |
264 | return (int)cpuid < 0; | |
265 | } | |
266 | ||
ddcc18f5 HG |
267 | static inline bool invalid_phys_cpuid(phys_cpuid_t phys_id) |
268 | { | |
269 | return phys_id == PHYS_CPUID_INVALID; | |
270 | } | |
271 | ||
fd74da21 DL |
272 | /* Validate the processor object's proc_id */ |
273 | bool acpi_processor_validate_proc_id(int proc_id); | |
274 | ||
1da177e4 LT |
275 | #ifdef CONFIG_ACPI_HOTPLUG_CPU |
276 | /* Arch dependent functions for cpu hotplug support */ | |
828aef37 | 277 | int acpi_map_cpu(acpi_handle handle, phys_cpuid_t physid, int *pcpu); |
d02dc27d | 278 | int acpi_unmap_cpu(int cpu); |
dc6db24d | 279 | int acpi_map_cpu2node(acpi_handle handle, int cpu, int physid); |
1da177e4 LT |
280 | #endif /* CONFIG_ACPI_HOTPLUG_CPU */ |
281 | ||
dc6db24d GZ |
282 | void acpi_set_processor_mapping(void); |
283 | ||
ecf5636d YL |
284 | #ifdef CONFIG_ACPI_HOTPLUG_IOAPIC |
285 | int acpi_get_ioapic_id(acpi_handle handle, u32 gsi_base, u64 *phys_addr); | |
286 | #endif | |
287 | ||
b1bb248a KK |
288 | int acpi_register_ioapic(acpi_handle handle, u64 phys_addr, u32 gsi_base); |
289 | int acpi_unregister_ioapic(acpi_handle handle, u32 gsi_base); | |
e89900c9 | 290 | int acpi_ioapic_registered(acpi_handle handle, u32 gsi_base); |
5229e87d | 291 | void acpi_irq_stats_init(void); |
5229e87d | 292 | extern u32 acpi_irq_handled; |
88bea188 | 293 | extern u32 acpi_irq_not_handled; |
49e4b843 | 294 | extern unsigned int acpi_sci_irq; |
13737181 | 295 | extern bool acpi_no_s5; |
49e4b843 CY |
296 | #define INVALID_ACPI_IRQ ((unsigned)-1) |
297 | static inline bool acpi_sci_irq_valid(void) | |
298 | { | |
299 | return acpi_sci_irq != INVALID_ACPI_IRQ; | |
300 | } | |
1da177e4 | 301 | |
c255d844 | 302 | extern int sbf_port; |
77afcf78 | 303 | extern unsigned long acpi_realmode_flags; |
1da177e4 | 304 | |
a2f809b0 | 305 | int acpi_register_gsi (struct device *dev, u32 gsi, int triggering, int polarity); |
1da177e4 | 306 | int acpi_gsi_to_irq (u32 gsi, unsigned int *irq); |
2c2df841 | 307 | int acpi_isa_irq_to_gsi (unsigned isa_irq, u32 *gsi); |
1da177e4 | 308 | |
2bc6eba4 MZ |
309 | void acpi_set_irq_model(enum acpi_irq_model_id model, |
310 | struct fwnode_handle *fwnode); | |
311 | ||
61fd47e0 | 312 | #ifdef CONFIG_X86_IO_APIC |
9a0a91bb | 313 | extern int acpi_get_override_irq(u32 gsi, int *trigger, int *polarity); |
61fd47e0 | 314 | #else |
9a0a91bb | 315 | #define acpi_get_override_irq(gsi, trigger, polarity) (-1) |
61fd47e0 | 316 | #endif |
1da177e4 LT |
317 | /* |
318 | * This function undoes the effect of one call to acpi_register_gsi(). | |
319 | * If this matches the last registration, any IRQ resources for gsi | |
320 | * are freed. | |
321 | */ | |
1da177e4 | 322 | void acpi_unregister_gsi (u32 gsi); |
1da177e4 | 323 | |
1da177e4 LT |
324 | struct pci_dev; |
325 | ||
326 | int acpi_pci_irq_enable (struct pci_dev *dev); | |
c9c3e457 | 327 | void acpi_penalize_isa_irq(int irq, int active); |
5ebc7603 | 328 | bool acpi_isa_irq_available(int irq); |
1da177e4 | 329 | void acpi_pci_irq_disable (struct pci_dev *dev); |
1da177e4 | 330 | |
1da177e4 LT |
331 | extern int ec_read(u8 addr, u8 *val); |
332 | extern int ec_write(u8 addr, u8 val); | |
d7a76e4c LP |
333 | extern int ec_transaction(u8 command, |
334 | const u8 *wdata, unsigned wdata_len, | |
1cb7b1e0 | 335 | u8 *rdata, unsigned rdata_len); |
3e2abc5a | 336 | extern acpi_handle ec_get_handle(void); |
1da177e4 | 337 | |
eec15edb ZR |
338 | extern bool acpi_is_pnp_device(struct acpi_device *); |
339 | ||
bff431e4 CC |
340 | #if defined(CONFIG_ACPI_WMI) || defined(CONFIG_ACPI_WMI_MODULE) |
341 | ||
342 | typedef void (*wmi_notify_handler) (u32 value, void *context); | |
343 | ||
344 | extern acpi_status wmi_evaluate_method(const char *guid, u8 instance, | |
345 | u32 method_id, | |
346 | const struct acpi_buffer *in, | |
347 | struct acpi_buffer *out); | |
348 | extern acpi_status wmi_query_block(const char *guid, u8 instance, | |
349 | struct acpi_buffer *out); | |
350 | extern acpi_status wmi_set_block(const char *guid, u8 instance, | |
351 | const struct acpi_buffer *in); | |
352 | extern acpi_status wmi_install_notify_handler(const char *guid, | |
353 | wmi_notify_handler handler, void *data); | |
354 | extern acpi_status wmi_remove_notify_handler(const char *guid); | |
355 | extern acpi_status wmi_get_event_data(u32 event, struct acpi_buffer *out); | |
356 | extern bool wmi_has_guid(const char *guid); | |
357 | ||
358 | #endif /* CONFIG_ACPI_WMI */ | |
359 | ||
c3d6de69 TR |
360 | #define ACPI_VIDEO_OUTPUT_SWITCHING 0x0001 |
361 | #define ACPI_VIDEO_DEVICE_POSTING 0x0002 | |
362 | #define ACPI_VIDEO_ROM_AVAILABLE 0x0004 | |
363 | #define ACPI_VIDEO_BACKLIGHT 0x0008 | |
364 | #define ACPI_VIDEO_BACKLIGHT_FORCE_VENDOR 0x0010 | |
365 | #define ACPI_VIDEO_BACKLIGHT_FORCE_VIDEO 0x0020 | |
366 | #define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VENDOR 0x0040 | |
367 | #define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VIDEO 0x0080 | |
368 | #define ACPI_VIDEO_BACKLIGHT_DMI_VENDOR 0x0100 | |
369 | #define ACPI_VIDEO_BACKLIGHT_DMI_VIDEO 0x0200 | |
370 | #define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VENDOR 0x0400 | |
371 | #define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VIDEO 0x0800 | |
372 | ||
14ca7a47 | 373 | extern char acpi_video_backlight_string[]; |
d4e1a692 | 374 | extern long acpi_is_video_device(acpi_handle handle); |
1da177e4 | 375 | extern int acpi_blacklisted(void); |
d90aa92c | 376 | extern void acpi_osi_setup(char *str); |
a87878ba | 377 | extern bool acpi_osi_is_win8(void); |
1da177e4 | 378 | |
1da177e4 | 379 | #ifdef CONFIG_ACPI_NUMA |
99759869 | 380 | int acpi_map_pxm_to_online_node(int pxm); |
486c79b5 | 381 | int acpi_get_node(acpi_handle handle); |
1da177e4 | 382 | #else |
99759869 TK |
383 | static inline int acpi_map_pxm_to_online_node(int pxm) |
384 | { | |
385 | return 0; | |
386 | } | |
486c79b5 | 387 | static inline int acpi_get_node(acpi_handle handle) |
1e3590e2 YG |
388 | { |
389 | return 0; | |
390 | } | |
1da177e4 | 391 | #endif |
1e3590e2 | 392 | extern int acpi_paddr_to_node(u64 start_addr, u64 size); |
1da177e4 LT |
393 | |
394 | extern int pnpacpi_disabled; | |
395 | ||
3484d798 | 396 | #define PXM_INVAL (-1) |
3484d798 | 397 | |
046d9ce6 RW |
398 | bool acpi_dev_resource_memory(struct acpi_resource *ares, struct resource *res); |
399 | bool acpi_dev_resource_io(struct acpi_resource *ares, struct resource *res); | |
400 | bool acpi_dev_resource_address_space(struct acpi_resource *ares, | |
a49170b5 | 401 | struct resource_win *win); |
046d9ce6 | 402 | bool acpi_dev_resource_ext_address_space(struct acpi_resource *ares, |
a49170b5 | 403 | struct resource_win *win); |
046d9ce6 | 404 | unsigned long acpi_dev_irq_flags(u8 triggering, u8 polarity, u8 shareable); |
55a93417 | 405 | unsigned int acpi_dev_get_irq_type(int triggering, int polarity); |
046d9ce6 RW |
406 | bool acpi_dev_resource_interrupt(struct acpi_resource *ares, int index, |
407 | struct resource *res); | |
408 | ||
8e345c99 RW |
409 | void acpi_dev_free_resource_list(struct list_head *list); |
410 | int acpi_dev_get_resources(struct acpi_device *adev, struct list_head *list, | |
411 | int (*preproc)(struct acpi_resource *, void *), | |
412 | void *preproc_data); | |
62d1141f JL |
413 | int acpi_dev_filter_resource_type(struct acpi_resource *ares, |
414 | unsigned long types); | |
415 | ||
416 | static inline int acpi_dev_filter_resource_type_cb(struct acpi_resource *ares, | |
417 | void *arg) | |
418 | { | |
419 | return acpi_dev_filter_resource_type(ares, (unsigned long)arg); | |
420 | } | |
8e345c99 | 421 | |
876fba43 | 422 | int acpi_check_resource_conflict(const struct resource *res); |
443dea72 | 423 | |
df92e695 TR |
424 | int acpi_check_region(resource_size_t start, resource_size_t n, |
425 | const char *name); | |
df92e695 | 426 | |
70dd6bea JD |
427 | int acpi_resources_are_enforced(void); |
428 | ||
9743fdea | 429 | #ifdef CONFIG_HIBERNATION |
bdfe6b7c | 430 | void __init acpi_no_s4_hw_signature(void); |
9743fdea YL |
431 | #endif |
432 | ||
433 | #ifdef CONFIG_PM_SLEEP | |
d8f3de0d | 434 | void __init acpi_old_suspend_ordering(void); |
72ad5d77 | 435 | void __init acpi_nvs_nosave(void); |
1bad2f19 | 436 | void __init acpi_nvs_nosave_s3(void); |
d8f3de0d | 437 | #endif /* CONFIG_PM_SLEEP */ |
9f5404d8 | 438 | |
70023de8 | 439 | struct acpi_osc_context { |
c8678473 | 440 | char *uuid_str; /* UUID string */ |
70023de8 | 441 | int rev; |
c8678473 BH |
442 | struct acpi_buffer cap; /* list of DWORD capabilities */ |
443 | struct acpi_buffer ret; /* free by caller if success */ | |
70023de8 SL |
444 | }; |
445 | ||
4b3db708 | 446 | acpi_status acpi_str_to_uuid(char *str, u8 *uuid); |
70023de8 SL |
447 | acpi_status acpi_run_osc(acpi_handle handle, struct acpi_osc_context *context); |
448 | ||
b938a229 BH |
449 | /* Indexes into _OSC Capabilities Buffer (DWORDs 2 & 3 are device-specific) */ |
450 | #define OSC_QUERY_DWORD 0 /* DWORD 1 */ | |
451 | #define OSC_SUPPORT_DWORD 1 /* DWORD 2 */ | |
452 | #define OSC_CONTROL_DWORD 2 /* DWORD 3 */ | |
9f5404d8 | 453 | |
dedf1e4d BH |
454 | /* _OSC Capabilities DWORD 1: Query/Control and Error Returns (generic) */ |
455 | #define OSC_QUERY_ENABLE 0x00000001 /* input */ | |
456 | #define OSC_REQUEST_ERROR 0x00000002 /* return */ | |
457 | #define OSC_INVALID_UUID_ERROR 0x00000004 /* return */ | |
458 | #define OSC_INVALID_REVISION_ERROR 0x00000008 /* return */ | |
459 | #define OSC_CAPABILITIES_MASK_ERROR 0x00000010 /* return */ | |
9f5404d8 | 460 | |
dedf1e4d BH |
461 | /* Platform-Wide Capabilities _OSC: Capabilities DWORD 2: Support Field */ |
462 | #define OSC_SB_PAD_SUPPORT 0x00000001 | |
463 | #define OSC_SB_PPC_OST_SUPPORT 0x00000002 | |
464 | #define OSC_SB_PR3_SUPPORT 0x00000004 | |
465 | #define OSC_SB_HOTPLUG_OST_SUPPORT 0x00000008 | |
466 | #define OSC_SB_APEI_SUPPORT 0x00000010 | |
467 | #define OSC_SB_CPC_SUPPORT 0x00000020 | |
a36a7fec SH |
468 | #define OSC_SB_CPCV2_SUPPORT 0x00000040 |
469 | #define OSC_SB_PCLPI_SUPPORT 0x00000080 | |
470 | #define OSC_SB_OSLPI_SUPPORT 0x00000100 | |
3563ff96 | 471 | |
eccddd32 | 472 | extern bool osc_sb_apei_support_acked; |
a36a7fec | 473 | extern bool osc_pc_lpi_support_confirmed; |
eccddd32 | 474 | |
dedf1e4d | 475 | /* PCI Host Bridge _OSC: Capabilities DWORD 2: Support Field */ |
7dab9ef4 BH |
476 | #define OSC_PCI_EXT_CONFIG_SUPPORT 0x00000001 |
477 | #define OSC_PCI_ASPM_SUPPORT 0x00000002 | |
478 | #define OSC_PCI_CLOCK_PM_SUPPORT 0x00000004 | |
dedf1e4d | 479 | #define OSC_PCI_SEGMENT_GROUPS_SUPPORT 0x00000008 |
7dab9ef4 | 480 | #define OSC_PCI_MSI_SUPPORT 0x00000010 |
dedf1e4d BH |
481 | #define OSC_PCI_SUPPORT_MASKS 0x0000001f |
482 | ||
483 | /* PCI Host Bridge _OSC: Capabilities DWORD 3: Control Field */ | |
484 | #define OSC_PCI_EXPRESS_NATIVE_HP_CONTROL 0x00000001 | |
7dab9ef4 | 485 | #define OSC_PCI_SHPC_NATIVE_HP_CONTROL 0x00000002 |
dedf1e4d BH |
486 | #define OSC_PCI_EXPRESS_PME_CONTROL 0x00000004 |
487 | #define OSC_PCI_EXPRESS_AER_CONTROL 0x00000008 | |
7dab9ef4 | 488 | #define OSC_PCI_EXPRESS_CAPABILITY_CONTROL 0x00000010 |
335b1509 | 489 | #define OSC_PCI_CONTROL_MASKS 0x0000001f |
d90116ea | 490 | |
5d98e61d LT |
491 | #define ACPI_GSB_ACCESS_ATTRIB_QUICK 0x00000002 |
492 | #define ACPI_GSB_ACCESS_ATTRIB_SEND_RCV 0x00000004 | |
493 | #define ACPI_GSB_ACCESS_ATTRIB_BYTE 0x00000006 | |
494 | #define ACPI_GSB_ACCESS_ATTRIB_WORD 0x00000008 | |
495 | #define ACPI_GSB_ACCESS_ATTRIB_BLOCK 0x0000000A | |
496 | #define ACPI_GSB_ACCESS_ATTRIB_MULTIBYTE 0x0000000B | |
497 | #define ACPI_GSB_ACCESS_ATTRIB_WORD_CALL 0x0000000C | |
498 | #define ACPI_GSB_ACCESS_ATTRIB_BLOCK_CALL 0x0000000D | |
499 | #define ACPI_GSB_ACCESS_ATTRIB_RAW_BYTES 0x0000000E | |
500 | #define ACPI_GSB_ACCESS_ATTRIB_RAW_PROCESS 0x0000000F | |
501 | ||
75fb60f2 RW |
502 | extern acpi_status acpi_pci_osc_control_set(acpi_handle handle, |
503 | u32 *mask, u32 req); | |
275c58d7 TK |
504 | |
505 | /* Enable _OST when all relevant hotplug operations are enabled */ | |
506 | #if defined(CONFIG_ACPI_HOTPLUG_CPU) && \ | |
08f502c1 | 507 | defined(CONFIG_ACPI_HOTPLUG_MEMORY) && \ |
64fd7401 | 508 | defined(CONFIG_ACPI_CONTAINER) |
275c58d7 TK |
509 | #define ACPI_HOTPLUG_OST |
510 | #endif | |
511 | ||
512 | /* _OST Source Event Code (OSPM Action) */ | |
513 | #define ACPI_OST_EC_OSPM_SHUTDOWN 0x100 | |
514 | #define ACPI_OST_EC_OSPM_EJECT 0x103 | |
515 | #define ACPI_OST_EC_OSPM_INSERTION 0x200 | |
516 | ||
517 | /* _OST General Processing Status Code */ | |
518 | #define ACPI_OST_SC_SUCCESS 0x0 | |
519 | #define ACPI_OST_SC_NON_SPECIFIC_FAILURE 0x1 | |
520 | #define ACPI_OST_SC_UNRECOGNIZED_NOTIFY 0x2 | |
521 | ||
522 | /* _OST OS Shutdown Processing (0x100) Status Code */ | |
523 | #define ACPI_OST_SC_OS_SHUTDOWN_DENIED 0x80 | |
524 | #define ACPI_OST_SC_OS_SHUTDOWN_IN_PROGRESS 0x81 | |
525 | #define ACPI_OST_SC_OS_SHUTDOWN_COMPLETED 0x82 | |
526 | #define ACPI_OST_SC_OS_SHUTDOWN_NOT_SUPPORTED 0x83 | |
527 | ||
528 | /* _OST Ejection Request (0x3, 0x103) Status Code */ | |
529 | #define ACPI_OST_SC_EJECT_NOT_SUPPORTED 0x80 | |
530 | #define ACPI_OST_SC_DEVICE_IN_USE 0x81 | |
531 | #define ACPI_OST_SC_DEVICE_BUSY 0x82 | |
532 | #define ACPI_OST_SC_EJECT_DEPENDENCY_BUSY 0x83 | |
533 | #define ACPI_OST_SC_EJECT_IN_PROGRESS 0x84 | |
534 | ||
535 | /* _OST Insertion Request (0x200) Status Code */ | |
536 | #define ACPI_OST_SC_INSERT_IN_PROGRESS 0x80 | |
537 | #define ACPI_OST_SC_DRIVER_LOAD_FAILURE 0x81 | |
538 | #define ACPI_OST_SC_INSERT_NOT_SUPPORTED 0x82 | |
539 | ||
4a7a16dc | 540 | extern void acpi_early_init(void); |
b064a8fa | 541 | extern void acpi_subsystem_init(void); |
4a7a16dc | 542 | |
b54ac6d2 HY |
543 | extern int acpi_nvs_register(__u64 start, __u64 size); |
544 | ||
545 | extern int acpi_nvs_for_each_region(int (*func)(__u64, __u64, void *), | |
546 | void *data); | |
547 | ||
cf761af9 MW |
548 | const struct acpi_device_id *acpi_match_device(const struct acpi_device_id *ids, |
549 | const struct device *dev); | |
550 | ||
733e6251 MW |
551 | extern bool acpi_driver_match_device(struct device *dev, |
552 | const struct device_driver *drv); | |
6eb2451f ZR |
553 | int acpi_device_uevent_modalias(struct device *, struct kobj_uevent_env *); |
554 | int acpi_device_modalias(struct device *, char *, int); | |
40e7fcb1 | 555 | void acpi_walk_dep_device_list(acpi_handle handle); |
6eb2451f | 556 | |
083bf668 | 557 | struct platform_device *acpi_create_platform_device(struct acpi_device *); |
cf761af9 MW |
558 | #define ACPI_PTR(_ptr) (_ptr) |
559 | ||
10c7e20b OP |
560 | static inline void acpi_device_set_enumerated(struct acpi_device *adev) |
561 | { | |
562 | adev->flags.visited = true; | |
563 | } | |
564 | ||
565 | static inline void acpi_device_clear_enumerated(struct acpi_device *adev) | |
566 | { | |
567 | adev->flags.visited = false; | |
568 | } | |
569 | ||
68bdb677 OP |
570 | enum acpi_reconfig_event { |
571 | ACPI_RECONFIG_DEVICE_ADD = 0, | |
572 | ACPI_RECONFIG_DEVICE_REMOVE, | |
573 | }; | |
574 | ||
575 | int acpi_reconfig_notifier_register(struct notifier_block *nb); | |
576 | int acpi_reconfig_notifier_unregister(struct notifier_block *nb); | |
577 | ||
e55a5999 FT |
578 | #else /* !CONFIG_ACPI */ |
579 | ||
580 | #define acpi_disabled 1 | |
581 | ||
7b199811 RW |
582 | #define ACPI_COMPANION(dev) (NULL) |
583 | #define ACPI_COMPANION_SET(dev, adev) do { } while (0) | |
584 | #define ACPI_HANDLE(dev) (NULL) | |
26095a01 | 585 | #define ACPI_DEVICE_CLASS(_cls, _msk) .cls = (0), .cls_msk = (0), |
7b199811 | 586 | |
8a0662d9 RW |
587 | struct fwnode_handle; |
588 | ||
6eb17e0d KY |
589 | static inline bool acpi_dev_found(const char *hid) |
590 | { | |
591 | return false; | |
592 | } | |
593 | ||
8a0662d9 RW |
594 | static inline bool is_acpi_node(struct fwnode_handle *fwnode) |
595 | { | |
596 | return false; | |
597 | } | |
598 | ||
3a7a2ab8 RW |
599 | static inline bool is_acpi_device_node(struct fwnode_handle *fwnode) |
600 | { | |
601 | return false; | |
602 | } | |
603 | ||
604 | static inline struct acpi_device *to_acpi_device_node(struct fwnode_handle *fwnode) | |
605 | { | |
606 | return NULL; | |
607 | } | |
608 | ||
609 | static inline bool is_acpi_data_node(struct fwnode_handle *fwnode) | |
610 | { | |
611 | return false; | |
612 | } | |
613 | ||
614 | static inline struct acpi_data_node *to_acpi_data_node(struct fwnode_handle *fwnode) | |
8a0662d9 RW |
615 | { |
616 | return NULL; | |
617 | } | |
618 | ||
613e9721 AT |
619 | static inline bool acpi_data_node_match(struct fwnode_handle *fwnode, |
620 | const char *name) | |
621 | { | |
622 | return false; | |
623 | } | |
624 | ||
8a0662d9 RW |
625 | static inline struct fwnode_handle *acpi_fwnode_handle(struct acpi_device *adev) |
626 | { | |
627 | return NULL; | |
628 | } | |
629 | ||
ca5b74d2 RW |
630 | static inline bool has_acpi_companion(struct device *dev) |
631 | { | |
632 | return false; | |
633 | } | |
634 | ||
c0e5c445 DB |
635 | static inline void acpi_preset_companion(struct device *dev, |
636 | struct acpi_device *parent, u64 addr) | |
637 | { | |
638 | } | |
639 | ||
45c42a7f JN |
640 | static inline const char *acpi_dev_name(struct acpi_device *adev) |
641 | { | |
642 | return NULL; | |
643 | } | |
644 | ||
daae45ca LW |
645 | static inline struct device *acpi_get_first_physical_node(struct acpi_device *adev) |
646 | { | |
647 | return NULL; | |
648 | } | |
649 | ||
4a7a16dc | 650 | static inline void acpi_early_init(void) { } |
b064a8fa | 651 | static inline void acpi_subsystem_init(void) { } |
53de49f5 | 652 | |
cbf9bd60 YL |
653 | static inline int early_acpi_boot_init(void) |
654 | { | |
655 | return 0; | |
656 | } | |
53de49f5 AM |
657 | static inline int acpi_boot_init(void) |
658 | { | |
659 | return 0; | |
660 | } | |
661 | ||
8558e394 | 662 | static inline void acpi_boot_table_init(void) |
53de49f5 | 663 | { |
8558e394 | 664 | return; |
53de49f5 AM |
665 | } |
666 | ||
3c999f14 YL |
667 | static inline int acpi_mps_check(void) |
668 | { | |
669 | return 0; | |
670 | } | |
671 | ||
443dea72 TR |
672 | static inline int acpi_check_resource_conflict(struct resource *res) |
673 | { | |
674 | return 0; | |
675 | } | |
676 | ||
df92e695 TR |
677 | static inline int acpi_check_region(resource_size_t start, resource_size_t n, |
678 | const char *name) | |
679 | { | |
680 | return 0; | |
681 | } | |
682 | ||
e55a5999 FT |
683 | struct acpi_table_header; |
684 | static inline int acpi_table_parse(char *id, | |
685 | int (*handler)(struct acpi_table_header *)) | |
686 | { | |
f8a571b2 | 687 | return -ENODEV; |
e55a5999 | 688 | } |
6fed05c9 | 689 | |
b54ac6d2 | 690 | static inline int acpi_nvs_register(__u64 start, __u64 size) |
6fed05c9 RW |
691 | { |
692 | return 0; | |
693 | } | |
b54ac6d2 HY |
694 | |
695 | static inline int acpi_nvs_for_each_region(int (*func)(__u64, __u64, void *), | |
696 | void *data) | |
697 | { | |
698 | return 0; | |
699 | } | |
700 | ||
cf761af9 MW |
701 | struct acpi_device_id; |
702 | ||
703 | static inline const struct acpi_device_id *acpi_match_device( | |
704 | const struct acpi_device_id *ids, const struct device *dev) | |
705 | { | |
706 | return NULL; | |
707 | } | |
708 | ||
709 | static inline bool acpi_driver_match_device(struct device *dev, | |
710 | const struct device_driver *drv) | |
711 | { | |
712 | return false; | |
713 | } | |
714 | ||
4ae39924 KY |
715 | static inline union acpi_object *acpi_evaluate_dsm(acpi_handle handle, |
716 | const u8 *uuid, | |
717 | int rev, int func, | |
718 | union acpi_object *argv4) | |
719 | { | |
720 | return NULL; | |
721 | } | |
722 | ||
6eb2451f ZR |
723 | static inline int acpi_device_uevent_modalias(struct device *dev, |
724 | struct kobj_uevent_env *env) | |
725 | { | |
726 | return -ENODEV; | |
727 | } | |
728 | ||
729 | static inline int acpi_device_modalias(struct device *dev, | |
730 | char *buf, int size) | |
731 | { | |
732 | return -ENODEV; | |
733 | } | |
734 | ||
b84f196d | 735 | static inline bool acpi_dma_supported(struct acpi_device *adev) |
d0562674 SS |
736 | { |
737 | return false; | |
738 | } | |
739 | ||
b84f196d SS |
740 | static inline enum dev_dma_attr acpi_get_dma_attr(struct acpi_device *adev) |
741 | { | |
742 | return DEV_DMA_NOT_SUPPORTED; | |
743 | } | |
744 | ||
cf761af9 MW |
745 | #define ACPI_PTR(_ptr) (NULL) |
746 | ||
10c7e20b OP |
747 | static inline void acpi_device_set_enumerated(struct acpi_device *adev) |
748 | { | |
749 | } | |
750 | ||
751 | static inline void acpi_device_clear_enumerated(struct acpi_device *adev) | |
752 | { | |
753 | } | |
754 | ||
68bdb677 OP |
755 | static inline int acpi_reconfig_notifier_register(struct notifier_block *nb) |
756 | { | |
757 | return -EINVAL; | |
758 | } | |
759 | ||
760 | static inline int acpi_reconfig_notifier_unregister(struct notifier_block *nb) | |
761 | { | |
762 | return -EINVAL; | |
763 | } | |
764 | ||
b54ac6d2 | 765 | #endif /* !CONFIG_ACPI */ |
6fed05c9 | 766 | |
fe7bd58f RW |
767 | #ifdef CONFIG_ACPI_HOTPLUG_IOAPIC |
768 | int acpi_ioapic_add(acpi_handle root); | |
769 | #else | |
770 | static inline int acpi_ioapic_add(acpi_handle root) { return 0; } | |
771 | #endif | |
772 | ||
09f98a82 TL |
773 | #ifdef CONFIG_ACPI |
774 | void acpi_os_set_prepare_sleep(int (*func)(u8 sleep_state, | |
775 | u32 pm1a_ctrl, u32 pm1b_ctrl)); | |
776 | ||
777 | acpi_status acpi_os_prepare_sleep(u8 sleep_state, | |
778 | u32 pm1a_control, u32 pm1b_control); | |
d6b47b12 BG |
779 | |
780 | void acpi_os_set_prepare_extended_sleep(int (*func)(u8 sleep_state, | |
781 | u32 val_a, u32 val_b)); | |
782 | ||
783 | acpi_status acpi_os_prepare_extended_sleep(u8 sleep_state, | |
784 | u32 val_a, u32 val_b); | |
785 | ||
385ddeac | 786 | #ifdef CONFIG_X86 |
8e30524d TR |
787 | void arch_reserve_mem_area(acpi_physical_address addr, size_t size); |
788 | #else | |
789 | static inline void arch_reserve_mem_area(acpi_physical_address addr, | |
790 | size_t size) | |
791 | { | |
792 | } | |
793 | #endif /* CONFIG_X86 */ | |
09f98a82 TL |
794 | #else |
795 | #define acpi_os_set_prepare_sleep(func, pm1a_ctrl, pm1b_ctrl) do { } while (0) | |
796 | #endif | |
797 | ||
5de21bb9 | 798 | #if defined(CONFIG_ACPI) && defined(CONFIG_PM) |
e5cc8ef3 RW |
799 | int acpi_dev_runtime_suspend(struct device *dev); |
800 | int acpi_dev_runtime_resume(struct device *dev); | |
801 | int acpi_subsys_runtime_suspend(struct device *dev); | |
802 | int acpi_subsys_runtime_resume(struct device *dev); | |
5de21bb9 RW |
803 | struct acpi_device *acpi_dev_pm_get_node(struct device *dev); |
804 | int acpi_dev_pm_attach(struct device *dev, bool power_on); | |
e5cc8ef3 RW |
805 | #else |
806 | static inline int acpi_dev_runtime_suspend(struct device *dev) { return 0; } | |
807 | static inline int acpi_dev_runtime_resume(struct device *dev) { return 0; } | |
808 | static inline int acpi_subsys_runtime_suspend(struct device *dev) { return 0; } | |
809 | static inline int acpi_subsys_runtime_resume(struct device *dev) { return 0; } | |
5de21bb9 RW |
810 | static inline struct acpi_device *acpi_dev_pm_get_node(struct device *dev) |
811 | { | |
812 | return NULL; | |
813 | } | |
814 | static inline int acpi_dev_pm_attach(struct device *dev, bool power_on) | |
815 | { | |
816 | return -ENODEV; | |
817 | } | |
e5cc8ef3 RW |
818 | #endif |
819 | ||
d79beb39 | 820 | #if defined(CONFIG_ACPI) && defined(CONFIG_PM_SLEEP) |
e5cc8ef3 RW |
821 | int acpi_dev_suspend_late(struct device *dev); |
822 | int acpi_dev_resume_early(struct device *dev); | |
823 | int acpi_subsys_prepare(struct device *dev); | |
4cf563c5 | 824 | void acpi_subsys_complete(struct device *dev); |
e5cc8ef3 RW |
825 | int acpi_subsys_suspend_late(struct device *dev); |
826 | int acpi_subsys_resume_early(struct device *dev); | |
4cf563c5 HK |
827 | int acpi_subsys_suspend(struct device *dev); |
828 | int acpi_subsys_freeze(struct device *dev); | |
e5cc8ef3 RW |
829 | #else |
830 | static inline int acpi_dev_suspend_late(struct device *dev) { return 0; } | |
831 | static inline int acpi_dev_resume_early(struct device *dev) { return 0; } | |
832 | static inline int acpi_subsys_prepare(struct device *dev) { return 0; } | |
4cf563c5 | 833 | static inline void acpi_subsys_complete(struct device *dev) {} |
e5cc8ef3 RW |
834 | static inline int acpi_subsys_suspend_late(struct device *dev) { return 0; } |
835 | static inline int acpi_subsys_resume_early(struct device *dev) { return 0; } | |
4cf563c5 HK |
836 | static inline int acpi_subsys_suspend(struct device *dev) { return 0; } |
837 | static inline int acpi_subsys_freeze(struct device *dev) { return 0; } | |
e5cc8ef3 RW |
838 | #endif |
839 | ||
fbfddae6 TK |
840 | #ifdef CONFIG_ACPI |
841 | __printf(3, 4) | |
842 | void acpi_handle_printk(const char *level, acpi_handle handle, | |
843 | const char *fmt, ...); | |
844 | #else /* !CONFIG_ACPI */ | |
845 | static inline __printf(3, 4) void | |
846 | acpi_handle_printk(const char *level, void *handle, const char *fmt, ...) {} | |
847 | #endif /* !CONFIG_ACPI */ | |
848 | ||
45fef5b8 BM |
849 | #if defined(CONFIG_ACPI) && defined(CONFIG_DYNAMIC_DEBUG) |
850 | __printf(3, 4) | |
851 | void __acpi_handle_debug(struct _ddebug *descriptor, acpi_handle handle, const char *fmt, ...); | |
852 | #else | |
853 | #define __acpi_handle_debug(descriptor, handle, fmt, ...) \ | |
854 | acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__); | |
855 | #endif | |
856 | ||
fbfddae6 TK |
857 | /* |
858 | * acpi_handle_<level>: Print message with ACPI prefix and object path | |
859 | * | |
860 | * These interfaces acquire the global namespace mutex to obtain an object | |
861 | * path. In interrupt context, it shows the object path as <n/a>. | |
862 | */ | |
863 | #define acpi_handle_emerg(handle, fmt, ...) \ | |
864 | acpi_handle_printk(KERN_EMERG, handle, fmt, ##__VA_ARGS__) | |
865 | #define acpi_handle_alert(handle, fmt, ...) \ | |
866 | acpi_handle_printk(KERN_ALERT, handle, fmt, ##__VA_ARGS__) | |
867 | #define acpi_handle_crit(handle, fmt, ...) \ | |
868 | acpi_handle_printk(KERN_CRIT, handle, fmt, ##__VA_ARGS__) | |
869 | #define acpi_handle_err(handle, fmt, ...) \ | |
870 | acpi_handle_printk(KERN_ERR, handle, fmt, ##__VA_ARGS__) | |
871 | #define acpi_handle_warn(handle, fmt, ...) \ | |
872 | acpi_handle_printk(KERN_WARNING, handle, fmt, ##__VA_ARGS__) | |
873 | #define acpi_handle_notice(handle, fmt, ...) \ | |
874 | acpi_handle_printk(KERN_NOTICE, handle, fmt, ##__VA_ARGS__) | |
875 | #define acpi_handle_info(handle, fmt, ...) \ | |
876 | acpi_handle_printk(KERN_INFO, handle, fmt, ##__VA_ARGS__) | |
877 | ||
45fef5b8 | 878 | #if defined(DEBUG) |
fbfddae6 TK |
879 | #define acpi_handle_debug(handle, fmt, ...) \ |
880 | acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__) | |
881 | #else | |
45fef5b8 BM |
882 | #if defined(CONFIG_DYNAMIC_DEBUG) |
883 | #define acpi_handle_debug(handle, fmt, ...) \ | |
884 | do { \ | |
885 | DEFINE_DYNAMIC_DEBUG_METADATA(descriptor, fmt); \ | |
886 | if (unlikely(descriptor.flags & _DPRINTK_FLAGS_PRINT)) \ | |
887 | __acpi_handle_debug(&descriptor, handle, pr_fmt(fmt), \ | |
888 | ##__VA_ARGS__); \ | |
889 | } while (0) | |
890 | #else | |
fbfddae6 TK |
891 | #define acpi_handle_debug(handle, fmt, ...) \ |
892 | ({ \ | |
893 | if (0) \ | |
894 | acpi_handle_printk(KERN_DEBUG, handle, fmt, ##__VA_ARGS__); \ | |
895 | 0; \ | |
896 | }) | |
897 | #endif | |
45fef5b8 | 898 | #endif |
fbfddae6 | 899 | |
f028d524 RW |
900 | struct acpi_gpio_params { |
901 | unsigned int crs_entry_index; | |
902 | unsigned int line_index; | |
903 | bool active_low; | |
904 | }; | |
905 | ||
906 | struct acpi_gpio_mapping { | |
907 | const char *name; | |
908 | const struct acpi_gpio_params *data; | |
909 | unsigned int size; | |
910 | }; | |
911 | ||
912 | #if defined(CONFIG_ACPI) && defined(CONFIG_GPIOLIB) | |
913 | int acpi_dev_add_driver_gpios(struct acpi_device *adev, | |
914 | const struct acpi_gpio_mapping *gpios); | |
915 | ||
916 | static inline void acpi_dev_remove_driver_gpios(struct acpi_device *adev) | |
917 | { | |
918 | if (adev) | |
919 | adev->driver_gpios = NULL; | |
920 | } | |
c884fbd4 MW |
921 | |
922 | int acpi_dev_gpio_irq_get(struct acpi_device *adev, int index); | |
f028d524 RW |
923 | #else |
924 | static inline int acpi_dev_add_driver_gpios(struct acpi_device *adev, | |
925 | const struct acpi_gpio_mapping *gpios) | |
926 | { | |
927 | return -ENXIO; | |
928 | } | |
929 | static inline void acpi_dev_remove_driver_gpios(struct acpi_device *adev) {} | |
c884fbd4 MW |
930 | |
931 | static inline int acpi_dev_gpio_irq_get(struct acpi_device *adev, int index) | |
932 | { | |
933 | return -ENXIO; | |
934 | } | |
f028d524 RW |
935 | #endif |
936 | ||
ffdcd955 MW |
937 | /* Device properties */ |
938 | ||
939 | #define MAX_ACPI_REFERENCE_ARGS 8 | |
940 | struct acpi_reference_args { | |
941 | struct acpi_device *adev; | |
942 | size_t nargs; | |
943 | u64 args[MAX_ACPI_REFERENCE_ARGS]; | |
944 | }; | |
945 | ||
946 | #ifdef CONFIG_ACPI | |
947 | int acpi_dev_get_property(struct acpi_device *adev, const char *name, | |
948 | acpi_object_type type, const union acpi_object **obj); | |
b60e4ea4 MW |
949 | int __acpi_node_get_property_reference(struct fwnode_handle *fwnode, |
950 | const char *name, size_t index, size_t num_args, | |
951 | struct acpi_reference_args *args); | |
952 | ||
953 | static inline int acpi_node_get_property_reference(struct fwnode_handle *fwnode, | |
954 | const char *name, size_t index, | |
955 | struct acpi_reference_args *args) | |
956 | { | |
957 | return __acpi_node_get_property_reference(fwnode, name, index, | |
958 | MAX_ACPI_REFERENCE_ARGS, args); | |
959 | } | |
b31384fa | 960 | |
3a7a2ab8 RW |
961 | int acpi_node_prop_get(struct fwnode_handle *fwnode, const char *propname, |
962 | void **valptr); | |
b31384fa RW |
963 | int acpi_dev_prop_read_single(struct acpi_device *adev, const char *propname, |
964 | enum dev_prop_type proptype, void *val); | |
3a7a2ab8 RW |
965 | int acpi_node_prop_read(struct fwnode_handle *fwnode, const char *propname, |
966 | enum dev_prop_type proptype, void *val, size_t nval); | |
b31384fa RW |
967 | int acpi_dev_prop_read(struct acpi_device *adev, const char *propname, |
968 | enum dev_prop_type proptype, void *val, size_t nval); | |
8a0662d9 | 969 | |
504a3374 RW |
970 | struct fwnode_handle *acpi_get_next_subnode(struct device *dev, |
971 | struct fwnode_handle *subnode); | |
e647b532 MZ |
972 | |
973 | struct acpi_probe_entry; | |
974 | typedef bool (*acpi_probe_entry_validate_subtbl)(struct acpi_subtable_header *, | |
975 | struct acpi_probe_entry *); | |
976 | ||
977 | #define ACPI_TABLE_ID_LEN 5 | |
978 | ||
979 | /** | |
980 | * struct acpi_probe_entry - boot-time probing entry | |
981 | * @id: ACPI table name | |
982 | * @type: Optional subtable type to match | |
983 | * (if @id contains subtables) | |
984 | * @subtable_valid: Optional callback to check the validity of | |
985 | * the subtable | |
986 | * @probe_table: Callback to the driver being probed when table | |
987 | * match is successful | |
988 | * @probe_subtbl: Callback to the driver being probed when table and | |
989 | * subtable match (and optional callback is successful) | |
990 | * @driver_data: Sideband data provided back to the driver | |
991 | */ | |
992 | struct acpi_probe_entry { | |
993 | __u8 id[ACPI_TABLE_ID_LEN]; | |
994 | __u8 type; | |
995 | acpi_probe_entry_validate_subtbl subtable_valid; | |
996 | union { | |
997 | acpi_tbl_table_handler probe_table; | |
998 | acpi_tbl_entry_handler probe_subtbl; | |
999 | }; | |
1000 | kernel_ulong_t driver_data; | |
1001 | }; | |
1002 | ||
1003 | #define ACPI_DECLARE_PROBE_ENTRY(table, name, table_id, subtable, valid, data, fn) \ | |
1004 | static const struct acpi_probe_entry __acpi_probe_##name \ | |
1005 | __used __section(__##table##_acpi_probe_table) \ | |
1006 | = { \ | |
1007 | .id = table_id, \ | |
1008 | .type = subtable, \ | |
1009 | .subtable_valid = valid, \ | |
1010 | .probe_table = (acpi_tbl_table_handler)fn, \ | |
1011 | .driver_data = data, \ | |
1012 | } | |
1013 | ||
1014 | #define ACPI_PROBE_TABLE(name) __##name##_acpi_probe_table | |
1015 | #define ACPI_PROBE_TABLE_END(name) __##name##_acpi_probe_table_end | |
1016 | ||
1017 | int __acpi_probe_device_table(struct acpi_probe_entry *start, int nr); | |
1018 | ||
1019 | #define acpi_probe_device_table(t) \ | |
1020 | ({ \ | |
1021 | extern struct acpi_probe_entry ACPI_PROBE_TABLE(t), \ | |
1022 | ACPI_PROBE_TABLE_END(t); \ | |
1023 | __acpi_probe_device_table(&ACPI_PROBE_TABLE(t), \ | |
1024 | (&ACPI_PROBE_TABLE_END(t) - \ | |
1025 | &ACPI_PROBE_TABLE(t))); \ | |
1026 | }) | |
ffdcd955 MW |
1027 | #else |
1028 | static inline int acpi_dev_get_property(struct acpi_device *adev, | |
1029 | const char *name, acpi_object_type type, | |
1030 | const union acpi_object **obj) | |
1031 | { | |
1032 | return -ENXIO; | |
1033 | } | |
3a7a2ab8 | 1034 | |
b60e4ea4 MW |
1035 | static inline int |
1036 | __acpi_node_get_property_reference(struct fwnode_handle *fwnode, | |
1037 | const char *name, size_t index, size_t num_args, | |
1038 | struct acpi_reference_args *args) | |
1039 | { | |
1040 | return -ENXIO; | |
1041 | } | |
1042 | ||
504a3374 | 1043 | static inline int acpi_node_get_property_reference(struct fwnode_handle *fwnode, |
64031e3e HG |
1044 | const char *name, size_t index, |
1045 | struct acpi_reference_args *args) | |
ffdcd955 MW |
1046 | { |
1047 | return -ENXIO; | |
1048 | } | |
b31384fa | 1049 | |
3a7a2ab8 RW |
1050 | static inline int acpi_node_prop_get(struct fwnode_handle *fwnode, |
1051 | const char *propname, | |
1052 | void **valptr) | |
ffdcd955 MW |
1053 | { |
1054 | return -ENXIO; | |
1055 | } | |
b31384fa RW |
1056 | |
1057 | static inline int acpi_dev_prop_get(struct acpi_device *adev, | |
1058 | const char *propname, | |
1059 | void **valptr) | |
1060 | { | |
1061 | return -ENXIO; | |
1062 | } | |
1063 | ||
1064 | static inline int acpi_dev_prop_read_single(struct acpi_device *adev, | |
1065 | const char *propname, | |
1066 | enum dev_prop_type proptype, | |
1067 | void *val) | |
1068 | { | |
1069 | return -ENXIO; | |
1070 | } | |
1071 | ||
3a7a2ab8 RW |
1072 | static inline int acpi_node_prop_read(struct fwnode_handle *fwnode, |
1073 | const char *propname, | |
1074 | enum dev_prop_type proptype, | |
1075 | void *val, size_t nval) | |
1076 | { | |
1077 | return -ENXIO; | |
1078 | } | |
1079 | ||
b31384fa RW |
1080 | static inline int acpi_dev_prop_read(struct acpi_device *adev, |
1081 | const char *propname, | |
1082 | enum dev_prop_type proptype, | |
1083 | void *val, size_t nval) | |
1084 | { | |
1085 | return -ENXIO; | |
1086 | } | |
1087 | ||
504a3374 RW |
1088 | static inline struct fwnode_handle *acpi_get_next_subnode(struct device *dev, |
1089 | struct fwnode_handle *subnode) | |
8a0662d9 RW |
1090 | { |
1091 | return NULL; | |
1092 | } | |
1093 | ||
3feab13c | 1094 | #define ACPI_DECLARE_PROBE_ENTRY(table, name, table_id, subtable, valid, data, fn) \ |
e647b532 MZ |
1095 | static const void * __acpi_table_##name[] \ |
1096 | __attribute__((unused)) \ | |
1097 | = { (void *) table_id, \ | |
1098 | (void *) subtable, \ | |
1099 | (void *) valid, \ | |
1100 | (void *) fn, \ | |
1101 | (void *) data } | |
1102 | ||
1103 | #define acpi_probe_device_table(t) ({ int __r = 0; __r;}) | |
ffdcd955 MW |
1104 | #endif |
1105 | ||
da3d3f98 AM |
1106 | #ifdef CONFIG_ACPI_TABLE_UPGRADE |
1107 | void acpi_table_upgrade(void); | |
1108 | #else | |
1109 | static inline void acpi_table_upgrade(void) { } | |
1110 | #endif | |
1111 | ||
058dfc76 MW |
1112 | #if defined(CONFIG_ACPI) && defined(CONFIG_ACPI_WATCHDOG) |
1113 | extern bool acpi_has_watchdog(void); | |
1114 | #else | |
1115 | static inline bool acpi_has_watchdog(void) { return false; } | |
1116 | #endif | |
1117 | ||
ad1696f6 AM |
1118 | #ifdef CONFIG_ACPI_SPCR_TABLE |
1119 | int parse_spcr(bool earlycon); | |
1120 | #else | |
1121 | static inline int parse_spcr(bool earlycon) { return 0; } | |
1122 | #endif | |
1123 | ||
25be5e6c | 1124 | #endif /*_LINUX_ACPI_H*/ |