Commit | Line | Data |
---|---|---|
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 | * | |
18 | * You should have received a copy of the GNU General Public License | |
19 | * along with this program; if not, write to the Free Software | |
20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
21 | * | |
22 | * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ | |
23 | */ | |
24 | ||
25 | #ifndef _LINUX_ACPI_H | |
26 | #define _LINUX_ACPI_H | |
27 | ||
443dea72 | 28 | #include <linux/ioport.h> /* for struct resource */ |
3f5948fa | 29 | |
25be5e6c LB |
30 | #ifdef CONFIG_ACPI |
31 | ||
1da177e4 LT |
32 | #ifndef _LINUX |
33 | #define _LINUX | |
34 | #endif | |
35 | ||
36 | #include <linux/list.h> | |
29b71a1c | 37 | #include <linux/mod_devicetable.h> |
1da177e4 LT |
38 | |
39 | #include <acpi/acpi.h> | |
40 | #include <acpi/acpi_bus.h> | |
41 | #include <acpi/acpi_drivers.h> | |
762834e8 | 42 | #include <acpi/acpi_numa.h> |
1da177e4 | 43 | #include <asm/acpi.h> |
1da177e4 | 44 | |
1da177e4 LT |
45 | enum acpi_irq_model_id { |
46 | ACPI_IRQ_MODEL_PIC = 0, | |
47 | ACPI_IRQ_MODEL_IOAPIC, | |
48 | ACPI_IRQ_MODEL_IOSAPIC, | |
3948ec94 | 49 | ACPI_IRQ_MODEL_PLATFORM, |
1da177e4 LT |
50 | ACPI_IRQ_MODEL_COUNT |
51 | }; | |
52 | ||
53 | extern enum acpi_irq_model_id acpi_irq_model; | |
54 | ||
1da177e4 LT |
55 | enum acpi_interrupt_id { |
56 | ACPI_INTERRUPT_PMI = 1, | |
57 | ACPI_INTERRUPT_INIT, | |
58 | ACPI_INTERRUPT_CPEI, | |
59 | ACPI_INTERRUPT_COUNT | |
60 | }; | |
61 | ||
62 | #define ACPI_SPACE_MEM 0 | |
63 | ||
1da177e4 LT |
64 | enum acpi_address_range_id { |
65 | ACPI_ADDRESS_RANGE_MEMORY = 1, | |
66 | ACPI_ADDRESS_RANGE_RESERVED = 2, | |
67 | ACPI_ADDRESS_RANGE_ACPI = 3, | |
68 | ACPI_ADDRESS_RANGE_NVS = 4, | |
69 | ACPI_ADDRESS_RANGE_COUNT | |
70 | }; | |
71 | ||
1da177e4 | 72 | |
1da177e4 LT |
73 | /* Table Handlers */ |
74 | ||
15a58ed1 | 75 | typedef int (*acpi_table_handler) (struct acpi_table_header *table); |
1da177e4 | 76 | |
5a8765a8 | 77 | typedef int (*acpi_table_entry_handler) (struct acpi_subtable_header *header, const unsigned long end); |
1da177e4 LT |
78 | |
79 | char * __acpi_map_table (unsigned long phys_addr, unsigned long size); | |
970ec1a8 | 80 | void __acpi_unmap_table(char *map, unsigned long size); |
cbf9bd60 | 81 | int early_acpi_boot_init(void); |
1da177e4 | 82 | int acpi_boot_init (void); |
8558e394 | 83 | void acpi_boot_table_init (void); |
3c999f14 | 84 | int acpi_mps_check (void); |
1da177e4 LT |
85 | int acpi_numa_init (void); |
86 | ||
87 | int acpi_table_init (void); | |
ceb6c468 | 88 | int acpi_table_parse (char *id, acpi_table_handler handler); |
6eb87fed LB |
89 | int __init acpi_table_parse_entries(char *id, unsigned long table_size, |
90 | int entry_id, acpi_table_entry_handler handler, unsigned int max_entries); | |
5a8765a8 | 91 | int acpi_table_parse_madt (enum acpi_madt_type id, acpi_table_entry_handler handler, unsigned int max_entries); |
ceb6c468 | 92 | int acpi_parse_mcfg (struct acpi_table_header *header); |
5f3b1a8b | 93 | void acpi_table_print_madt_entry (struct acpi_subtable_header *madt); |
1da177e4 LT |
94 | |
95 | /* the following four functions are architecture-dependent */ | |
96 | void acpi_numa_slit_init (struct acpi_table_slit *slit); | |
15a58ed1 | 97 | void acpi_numa_processor_affinity_init (struct acpi_srat_cpu_affinity *pa); |
7237d3de | 98 | void acpi_numa_x2apic_affinity_init(struct acpi_srat_x2apic_cpu_affinity *pa); |
15a58ed1 | 99 | void acpi_numa_memory_affinity_init (struct acpi_srat_mem_affinity *ma); |
1da177e4 LT |
100 | void acpi_numa_arch_fixup(void); |
101 | ||
102 | #ifdef CONFIG_ACPI_HOTPLUG_CPU | |
103 | /* Arch dependent functions for cpu hotplug support */ | |
104 | int acpi_map_lsapic(acpi_handle handle, int *pcpu); | |
105 | int acpi_unmap_lsapic(int cpu); | |
106 | #endif /* CONFIG_ACPI_HOTPLUG_CPU */ | |
107 | ||
b1bb248a KK |
108 | int acpi_register_ioapic(acpi_handle handle, u64 phys_addr, u32 gsi_base); |
109 | int acpi_unregister_ioapic(acpi_handle handle, u32 gsi_base); | |
5229e87d | 110 | void acpi_irq_stats_init(void); |
5229e87d | 111 | extern u32 acpi_irq_handled; |
88bea188 | 112 | extern u32 acpi_irq_not_handled; |
1da177e4 | 113 | |
c255d844 | 114 | extern int sbf_port; |
77afcf78 | 115 | extern unsigned long acpi_realmode_flags; |
1da177e4 | 116 | |
a2f809b0 | 117 | int acpi_register_gsi (struct device *dev, u32 gsi, int triggering, int polarity); |
1da177e4 | 118 | int acpi_gsi_to_irq (u32 gsi, unsigned int *irq); |
2c2df841 | 119 | int acpi_isa_irq_to_gsi (unsigned isa_irq, u32 *gsi); |
1da177e4 | 120 | |
61fd47e0 | 121 | #ifdef CONFIG_X86_IO_APIC |
9a0a91bb | 122 | extern int acpi_get_override_irq(u32 gsi, int *trigger, int *polarity); |
61fd47e0 | 123 | #else |
9a0a91bb | 124 | #define acpi_get_override_irq(gsi, trigger, polarity) (-1) |
61fd47e0 | 125 | #endif |
1da177e4 LT |
126 | /* |
127 | * This function undoes the effect of one call to acpi_register_gsi(). | |
128 | * If this matches the last registration, any IRQ resources for gsi | |
129 | * are freed. | |
130 | */ | |
1da177e4 | 131 | void acpi_unregister_gsi (u32 gsi); |
1da177e4 | 132 | |
1da177e4 LT |
133 | struct pci_dev; |
134 | ||
135 | int acpi_pci_irq_enable (struct pci_dev *dev); | |
c9c3e457 | 136 | void acpi_penalize_isa_irq(int irq, int active); |
1da177e4 | 137 | |
1da177e4 | 138 | void acpi_pci_irq_disable (struct pci_dev *dev); |
1da177e4 LT |
139 | |
140 | struct acpi_pci_driver { | |
141 | struct acpi_pci_driver *next; | |
142 | int (*add)(acpi_handle handle); | |
143 | void (*remove)(acpi_handle handle); | |
144 | }; | |
145 | ||
146 | int acpi_pci_register_driver(struct acpi_pci_driver *driver); | |
147 | void acpi_pci_unregister_driver(struct acpi_pci_driver *driver); | |
148 | ||
1da177e4 LT |
149 | extern int ec_read(u8 addr, u8 *val); |
150 | extern int ec_write(u8 addr, u8 val); | |
d7a76e4c LP |
151 | extern int ec_transaction(u8 command, |
152 | const u8 *wdata, unsigned wdata_len, | |
1cb7b1e0 | 153 | u8 *rdata, unsigned rdata_len); |
1da177e4 | 154 | |
bff431e4 CC |
155 | #if defined(CONFIG_ACPI_WMI) || defined(CONFIG_ACPI_WMI_MODULE) |
156 | ||
157 | typedef void (*wmi_notify_handler) (u32 value, void *context); | |
158 | ||
159 | extern acpi_status wmi_evaluate_method(const char *guid, u8 instance, | |
160 | u32 method_id, | |
161 | const struct acpi_buffer *in, | |
162 | struct acpi_buffer *out); | |
163 | extern acpi_status wmi_query_block(const char *guid, u8 instance, | |
164 | struct acpi_buffer *out); | |
165 | extern acpi_status wmi_set_block(const char *guid, u8 instance, | |
166 | const struct acpi_buffer *in); | |
167 | extern acpi_status wmi_install_notify_handler(const char *guid, | |
168 | wmi_notify_handler handler, void *data); | |
169 | extern acpi_status wmi_remove_notify_handler(const char *guid); | |
170 | extern acpi_status wmi_get_event_data(u32 event, struct acpi_buffer *out); | |
171 | extern bool wmi_has_guid(const char *guid); | |
172 | ||
173 | #endif /* CONFIG_ACPI_WMI */ | |
174 | ||
c3d6de69 TR |
175 | #define ACPI_VIDEO_OUTPUT_SWITCHING 0x0001 |
176 | #define ACPI_VIDEO_DEVICE_POSTING 0x0002 | |
177 | #define ACPI_VIDEO_ROM_AVAILABLE 0x0004 | |
178 | #define ACPI_VIDEO_BACKLIGHT 0x0008 | |
179 | #define ACPI_VIDEO_BACKLIGHT_FORCE_VENDOR 0x0010 | |
180 | #define ACPI_VIDEO_BACKLIGHT_FORCE_VIDEO 0x0020 | |
181 | #define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VENDOR 0x0040 | |
182 | #define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VIDEO 0x0080 | |
183 | #define ACPI_VIDEO_BACKLIGHT_DMI_VENDOR 0x0100 | |
184 | #define ACPI_VIDEO_BACKLIGHT_DMI_VIDEO 0x0200 | |
185 | #define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VENDOR 0x0400 | |
186 | #define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VIDEO 0x0800 | |
187 | ||
188 | #if defined(CONFIG_ACPI_VIDEO) || defined(CONFIG_ACPI_VIDEO_MODULE) | |
189 | ||
190 | extern long acpi_video_get_capabilities(acpi_handle graphics_dev_handle); | |
191 | extern long acpi_is_video_device(struct acpi_device *device); | |
192 | extern int acpi_video_backlight_support(void); | |
193 | extern int acpi_video_display_switch_support(void); | |
194 | ||
195 | #else | |
196 | ||
197 | static inline long acpi_video_get_capabilities(acpi_handle graphics_dev_handle) | |
198 | { | |
199 | return 0; | |
200 | } | |
201 | ||
202 | static inline long acpi_is_video_device(struct acpi_device *device) | |
203 | { | |
204 | return 0; | |
205 | } | |
206 | ||
207 | static inline int acpi_video_backlight_support(void) | |
208 | { | |
209 | return 0; | |
210 | } | |
211 | ||
212 | static inline int acpi_video_display_switch_support(void) | |
213 | { | |
214 | return 0; | |
215 | } | |
216 | ||
217 | #endif /* defined(CONFIG_ACPI_VIDEO) || defined(CONFIG_ACPI_VIDEO_MODULE) */ | |
218 | ||
1da177e4 | 219 | extern int acpi_blacklisted(void); |
d4b7dc49 | 220 | extern void acpi_dmi_osi_linux(int enable, const struct dmi_system_id *d); |
d90aa92c | 221 | extern void acpi_osi_setup(char *str); |
1da177e4 | 222 | |
1da177e4 LT |
223 | #ifdef CONFIG_ACPI_NUMA |
224 | int acpi_get_pxm(acpi_handle handle); | |
1e3590e2 | 225 | int acpi_get_node(acpi_handle *handle); |
1da177e4 LT |
226 | #else |
227 | static inline int acpi_get_pxm(acpi_handle handle) | |
228 | { | |
229 | return 0; | |
230 | } | |
1e3590e2 YG |
231 | static inline int acpi_get_node(acpi_handle *handle) |
232 | { | |
233 | return 0; | |
234 | } | |
1da177e4 | 235 | #endif |
1e3590e2 | 236 | extern int acpi_paddr_to_node(u64 start_addr, u64 size); |
1da177e4 LT |
237 | |
238 | extern int pnpacpi_disabled; | |
239 | ||
3484d798 DR |
240 | #define PXM_INVAL (-1) |
241 | #define NID_INVAL (-1) | |
242 | ||
876fba43 | 243 | int acpi_check_resource_conflict(const struct resource *res); |
443dea72 | 244 | |
df92e695 TR |
245 | int acpi_check_region(resource_size_t start, resource_size_t n, |
246 | const char *name); | |
df92e695 | 247 | |
70dd6bea JD |
248 | int acpi_resources_are_enforced(void); |
249 | ||
d8f3de0d | 250 | #ifdef CONFIG_PM_SLEEP |
bdfe6b7c | 251 | void __init acpi_no_s4_hw_signature(void); |
d8f3de0d | 252 | void __init acpi_old_suspend_ordering(void); |
72ad5d77 | 253 | void __init acpi_nvs_nosave(void); |
d8f3de0d | 254 | #endif /* CONFIG_PM_SLEEP */ |
9f5404d8 | 255 | |
70023de8 SL |
256 | struct acpi_osc_context { |
257 | char *uuid_str; /* uuid string */ | |
258 | int rev; | |
259 | struct acpi_buffer cap; /* arg2/arg3 */ | |
260 | struct acpi_buffer ret; /* free by caller if success */ | |
261 | }; | |
262 | ||
9f5404d8 KK |
263 | #define OSC_QUERY_TYPE 0 |
264 | #define OSC_SUPPORT_TYPE 1 | |
265 | #define OSC_CONTROL_TYPE 2 | |
9f5404d8 KK |
266 | |
267 | /* _OSC DW0 Definition */ | |
268 | #define OSC_QUERY_ENABLE 1 | |
269 | #define OSC_REQUEST_ERROR 2 | |
270 | #define OSC_INVALID_UUID_ERROR 4 | |
271 | #define OSC_INVALID_REVISION_ERROR 8 | |
272 | #define OSC_CAPABILITIES_MASK_ERROR 16 | |
273 | ||
70023de8 SL |
274 | acpi_status acpi_run_osc(acpi_handle handle, struct acpi_osc_context *context); |
275 | ||
3563ff96 SL |
276 | /* platform-wide _OSC bits */ |
277 | #define OSC_SB_PAD_SUPPORT 1 | |
278 | #define OSC_SB_PPC_OST_SUPPORT 2 | |
279 | #define OSC_SB_PR3_SUPPORT 4 | |
280 | #define OSC_SB_CPUHP_OST_SUPPORT 8 | |
281 | #define OSC_SB_APEI_SUPPORT 16 | |
282 | ||
3a9622dc | 283 | /* PCI defined _OSC bits */ |
9f5404d8 KK |
284 | /* _OSC DW1 Definition (OS Support Fields) */ |
285 | #define OSC_EXT_PCI_CONFIG_SUPPORT 1 | |
286 | #define OSC_ACTIVE_STATE_PWR_SUPPORT 2 | |
287 | #define OSC_CLOCK_PWR_CAPABILITY_SUPPORT 4 | |
288 | #define OSC_PCI_SEGMENT_GROUPS_SUPPORT 8 | |
289 | #define OSC_MSI_SUPPORT 16 | |
3a9622dc | 290 | #define OSC_PCI_SUPPORT_MASKS 0x1f |
9f5404d8 KK |
291 | |
292 | /* _OSC DW1 Definition (OS Control Fields) */ | |
293 | #define OSC_PCI_EXPRESS_NATIVE_HP_CONTROL 1 | |
294 | #define OSC_SHPC_NATIVE_HP_CONTROL 2 | |
295 | #define OSC_PCI_EXPRESS_PME_CONTROL 4 | |
296 | #define OSC_PCI_EXPRESS_AER_CONTROL 8 | |
297 | #define OSC_PCI_EXPRESS_CAP_STRUCTURE_CONTROL 16 | |
298 | ||
3a9622dc | 299 | #define OSC_PCI_CONTROL_MASKS (OSC_PCI_EXPRESS_NATIVE_HP_CONTROL | \ |
9f5404d8 KK |
300 | OSC_SHPC_NATIVE_HP_CONTROL | \ |
301 | OSC_PCI_EXPRESS_PME_CONTROL | \ | |
302 | OSC_PCI_EXPRESS_AER_CONTROL | \ | |
303 | OSC_PCI_EXPRESS_CAP_STRUCTURE_CONTROL) | |
75fb60f2 RW |
304 | extern acpi_status acpi_pci_osc_control_set(acpi_handle handle, |
305 | u32 *mask, u32 req); | |
4a7a16dc LB |
306 | extern void acpi_early_init(void); |
307 | ||
e55a5999 FT |
308 | #else /* !CONFIG_ACPI */ |
309 | ||
310 | #define acpi_disabled 1 | |
311 | ||
4a7a16dc | 312 | static inline void acpi_early_init(void) { } |
53de49f5 | 313 | |
cbf9bd60 YL |
314 | static inline int early_acpi_boot_init(void) |
315 | { | |
316 | return 0; | |
317 | } | |
53de49f5 AM |
318 | static inline int acpi_boot_init(void) |
319 | { | |
320 | return 0; | |
321 | } | |
322 | ||
8558e394 | 323 | static inline void acpi_boot_table_init(void) |
53de49f5 | 324 | { |
8558e394 | 325 | return; |
53de49f5 AM |
326 | } |
327 | ||
3c999f14 YL |
328 | static inline int acpi_mps_check(void) |
329 | { | |
330 | return 0; | |
331 | } | |
332 | ||
443dea72 TR |
333 | static inline int acpi_check_resource_conflict(struct resource *res) |
334 | { | |
335 | return 0; | |
336 | } | |
337 | ||
df92e695 TR |
338 | static inline int acpi_check_region(resource_size_t start, resource_size_t n, |
339 | const char *name) | |
340 | { | |
341 | return 0; | |
342 | } | |
343 | ||
e55a5999 FT |
344 | struct acpi_table_header; |
345 | static inline int acpi_table_parse(char *id, | |
346 | int (*handler)(struct acpi_table_header *)) | |
347 | { | |
348 | return -1; | |
349 | } | |
d4b7dc49 | 350 | #endif /* !CONFIG_ACPI */ |
6fed05c9 RW |
351 | |
352 | #ifdef CONFIG_ACPI_SLEEP | |
353 | int suspend_nvs_register(unsigned long start, unsigned long size); | |
354 | #else | |
355 | static inline int suspend_nvs_register(unsigned long a, unsigned long b) | |
356 | { | |
357 | return 0; | |
358 | } | |
359 | #endif | |
360 | ||
25be5e6c | 361 | #endif /*_LINUX_ACPI_H*/ |