Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael...
[GitHub/LineageOS/android_kernel_samsung_universal7580.git] / include / linux / acpi.h
CommitLineData
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>
d4b7dc49 44#include <linux/dmi.h>
1da177e4
LT
45
46
1da177e4
LT
47enum acpi_irq_model_id {
48 ACPI_IRQ_MODEL_PIC = 0,
49 ACPI_IRQ_MODEL_IOAPIC,
50 ACPI_IRQ_MODEL_IOSAPIC,
3948ec94 51 ACPI_IRQ_MODEL_PLATFORM,
1da177e4
LT
52 ACPI_IRQ_MODEL_COUNT
53};
54
55extern enum acpi_irq_model_id acpi_irq_model;
56
1da177e4
LT
57enum acpi_interrupt_id {
58 ACPI_INTERRUPT_PMI = 1,
59 ACPI_INTERRUPT_INIT,
60 ACPI_INTERRUPT_CPEI,
61 ACPI_INTERRUPT_COUNT
62};
63
64#define ACPI_SPACE_MEM 0
65
1da177e4
LT
66enum acpi_address_range_id {
67 ACPI_ADDRESS_RANGE_MEMORY = 1,
68 ACPI_ADDRESS_RANGE_RESERVED = 2,
69 ACPI_ADDRESS_RANGE_ACPI = 3,
70 ACPI_ADDRESS_RANGE_NVS = 4,
71 ACPI_ADDRESS_RANGE_COUNT
72};
73
1da177e4 74
1da177e4
LT
75/* Table Handlers */
76
15a58ed1 77typedef int (*acpi_table_handler) (struct acpi_table_header *table);
1da177e4 78
5a8765a8 79typedef int (*acpi_table_entry_handler) (struct acpi_subtable_header *header, const unsigned long end);
1da177e4
LT
80
81char * __acpi_map_table (unsigned long phys_addr, unsigned long size);
970ec1a8 82void __acpi_unmap_table(char *map, unsigned long size);
cbf9bd60 83int early_acpi_boot_init(void);
1da177e4
LT
84int acpi_boot_init (void);
85int acpi_boot_table_init (void);
3c999f14 86int acpi_mps_check (void);
1da177e4
LT
87int acpi_numa_init (void);
88
89int acpi_table_init (void);
ceb6c468 90int acpi_table_parse (char *id, acpi_table_handler handler);
6eb87fed
LB
91int __init acpi_table_parse_entries(char *id, unsigned long table_size,
92 int entry_id, acpi_table_entry_handler handler, unsigned int max_entries);
5a8765a8 93int acpi_table_parse_madt (enum acpi_madt_type id, acpi_table_entry_handler handler, unsigned int max_entries);
ceb6c468 94int acpi_parse_mcfg (struct acpi_table_header *header);
5f3b1a8b 95void acpi_table_print_madt_entry (struct acpi_subtable_header *madt);
1da177e4
LT
96
97/* the following four functions are architecture-dependent */
98void acpi_numa_slit_init (struct acpi_table_slit *slit);
15a58ed1 99void acpi_numa_processor_affinity_init (struct acpi_srat_cpu_affinity *pa);
7237d3de 100void acpi_numa_x2apic_affinity_init(struct acpi_srat_x2apic_cpu_affinity *pa);
15a58ed1 101void acpi_numa_memory_affinity_init (struct acpi_srat_mem_affinity *ma);
1da177e4
LT
102void acpi_numa_arch_fixup(void);
103
104#ifdef CONFIG_ACPI_HOTPLUG_CPU
105/* Arch dependent functions for cpu hotplug support */
106int acpi_map_lsapic(acpi_handle handle, int *pcpu);
107int acpi_unmap_lsapic(int cpu);
108#endif /* CONFIG_ACPI_HOTPLUG_CPU */
109
b1bb248a
KK
110int acpi_register_ioapic(acpi_handle handle, u64 phys_addr, u32 gsi_base);
111int acpi_unregister_ioapic(acpi_handle handle, u32 gsi_base);
5229e87d 112void acpi_irq_stats_init(void);
5229e87d 113extern u32 acpi_irq_handled;
1da177e4 114
15a58ed1 115extern struct acpi_mcfg_allocation *pci_mmcfg_config;
54549391 116extern int pci_mmcfg_config_num;
1da177e4 117
c255d844 118extern int sbf_port;
77afcf78 119extern unsigned long acpi_realmode_flags;
1da177e4 120
50eca3eb 121int acpi_register_gsi (u32 gsi, int triggering, int polarity);
1da177e4
LT
122int acpi_gsi_to_irq (u32 gsi, unsigned int *irq);
123
61fd47e0
SL
124#ifdef CONFIG_X86_IO_APIC
125extern int acpi_get_override_irq(int bus_irq, int *trigger, int *polarity);
126#else
127#define acpi_get_override_irq(bus, trigger, polarity) (-1)
128#endif
1da177e4
LT
129/*
130 * This function undoes the effect of one call to acpi_register_gsi().
131 * If this matches the last registration, any IRQ resources for gsi
132 * are freed.
133 */
1da177e4 134void acpi_unregister_gsi (u32 gsi);
1da177e4 135
1da177e4
LT
136struct pci_dev;
137
138int acpi_pci_irq_enable (struct pci_dev *dev);
c9c3e457 139void acpi_penalize_isa_irq(int irq, int active);
1da177e4 140
1da177e4 141void acpi_pci_irq_disable (struct pci_dev *dev);
1da177e4
LT
142
143struct acpi_pci_driver {
144 struct acpi_pci_driver *next;
145 int (*add)(acpi_handle handle);
146 void (*remove)(acpi_handle handle);
147};
148
149int acpi_pci_register_driver(struct acpi_pci_driver *driver);
150void acpi_pci_unregister_driver(struct acpi_pci_driver *driver);
151
1da177e4
LT
152extern int ec_read(u8 addr, u8 *val);
153extern int ec_write(u8 addr, u8 val);
d7a76e4c
LP
154extern int ec_transaction(u8 command,
155 const u8 *wdata, unsigned wdata_len,
00eb43a1
LP
156 u8 *rdata, unsigned rdata_len,
157 int force_poll);
1da177e4 158
bff431e4
CC
159#if defined(CONFIG_ACPI_WMI) || defined(CONFIG_ACPI_WMI_MODULE)
160
161typedef void (*wmi_notify_handler) (u32 value, void *context);
162
163extern acpi_status wmi_evaluate_method(const char *guid, u8 instance,
164 u32 method_id,
165 const struct acpi_buffer *in,
166 struct acpi_buffer *out);
167extern acpi_status wmi_query_block(const char *guid, u8 instance,
168 struct acpi_buffer *out);
169extern acpi_status wmi_set_block(const char *guid, u8 instance,
170 const struct acpi_buffer *in);
171extern acpi_status wmi_install_notify_handler(const char *guid,
172 wmi_notify_handler handler, void *data);
173extern acpi_status wmi_remove_notify_handler(const char *guid);
174extern acpi_status wmi_get_event_data(u32 event, struct acpi_buffer *out);
175extern bool wmi_has_guid(const char *guid);
176
177#endif /* CONFIG_ACPI_WMI */
178
c3d6de69
TR
179#define ACPI_VIDEO_OUTPUT_SWITCHING 0x0001
180#define ACPI_VIDEO_DEVICE_POSTING 0x0002
181#define ACPI_VIDEO_ROM_AVAILABLE 0x0004
182#define ACPI_VIDEO_BACKLIGHT 0x0008
183#define ACPI_VIDEO_BACKLIGHT_FORCE_VENDOR 0x0010
184#define ACPI_VIDEO_BACKLIGHT_FORCE_VIDEO 0x0020
185#define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VENDOR 0x0040
186#define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VIDEO 0x0080
187#define ACPI_VIDEO_BACKLIGHT_DMI_VENDOR 0x0100
188#define ACPI_VIDEO_BACKLIGHT_DMI_VIDEO 0x0200
189#define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VENDOR 0x0400
190#define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VIDEO 0x0800
191
192#if defined(CONFIG_ACPI_VIDEO) || defined(CONFIG_ACPI_VIDEO_MODULE)
193
194extern long acpi_video_get_capabilities(acpi_handle graphics_dev_handle);
195extern long acpi_is_video_device(struct acpi_device *device);
196extern int acpi_video_backlight_support(void);
197extern int acpi_video_display_switch_support(void);
198
199#else
200
201static inline long acpi_video_get_capabilities(acpi_handle graphics_dev_handle)
202{
203 return 0;
204}
205
206static inline long acpi_is_video_device(struct acpi_device *device)
207{
208 return 0;
209}
210
211static inline int acpi_video_backlight_support(void)
212{
213 return 0;
214}
215
216static inline int acpi_video_display_switch_support(void)
217{
218 return 0;
219}
220
221#endif /* defined(CONFIG_ACPI_VIDEO) || defined(CONFIG_ACPI_VIDEO_MODULE) */
222
1da177e4 223extern int acpi_blacklisted(void);
d4b7dc49
LB
224#ifdef CONFIG_DMI
225extern void acpi_dmi_osi_linux(int enable, const struct dmi_system_id *d);
46c1fbdb 226extern int acpi_osi_setup(char *str);
d4b7dc49 227#endif
1da177e4 228
1da177e4
LT
229#ifdef CONFIG_ACPI_NUMA
230int acpi_get_pxm(acpi_handle handle);
1e3590e2 231int acpi_get_node(acpi_handle *handle);
1da177e4
LT
232#else
233static inline int acpi_get_pxm(acpi_handle handle)
234{
235 return 0;
236}
1e3590e2
YG
237static inline int acpi_get_node(acpi_handle *handle)
238{
239 return 0;
240}
1da177e4 241#endif
1e3590e2 242extern int acpi_paddr_to_node(u64 start_addr, u64 size);
1da177e4
LT
243
244extern int pnpacpi_disabled;
245
3484d798
DR
246#define PXM_INVAL (-1)
247#define NID_INVAL (-1)
248
443dea72
TR
249int acpi_check_resource_conflict(struct resource *res);
250
df92e695
TR
251int acpi_check_region(resource_size_t start, resource_size_t n,
252 const char *name);
253int acpi_check_mem_region(resource_size_t start, resource_size_t n,
254 const char *name);
255
d8f3de0d 256#ifdef CONFIG_PM_SLEEP
bdfe6b7c 257void __init acpi_no_s4_hw_signature(void);
d8f3de0d 258void __init acpi_old_suspend_ordering(void);
ba84ed95 259void __init acpi_s4_no_nvs(void);
d8f3de0d 260#endif /* CONFIG_PM_SLEEP */
9f5404d8
KK
261
262#define OSC_QUERY_TYPE 0
263#define OSC_SUPPORT_TYPE 1
264#define OSC_CONTROL_TYPE 2
265#define OSC_SUPPORT_MASKS 0x1f
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
274/* _OSC DW1 Definition (OS Support Fields) */
275#define OSC_EXT_PCI_CONFIG_SUPPORT 1
276#define OSC_ACTIVE_STATE_PWR_SUPPORT 2
277#define OSC_CLOCK_PWR_CAPABILITY_SUPPORT 4
278#define OSC_PCI_SEGMENT_GROUPS_SUPPORT 8
279#define OSC_MSI_SUPPORT 16
280
281/* _OSC DW1 Definition (OS Control Fields) */
282#define OSC_PCI_EXPRESS_NATIVE_HP_CONTROL 1
283#define OSC_SHPC_NATIVE_HP_CONTROL 2
284#define OSC_PCI_EXPRESS_PME_CONTROL 4
285#define OSC_PCI_EXPRESS_AER_CONTROL 8
286#define OSC_PCI_EXPRESS_CAP_STRUCTURE_CONTROL 16
287
288#define OSC_CONTROL_MASKS (OSC_PCI_EXPRESS_NATIVE_HP_CONTROL | \
289 OSC_SHPC_NATIVE_HP_CONTROL | \
290 OSC_PCI_EXPRESS_PME_CONTROL | \
291 OSC_PCI_EXPRESS_AER_CONTROL | \
292 OSC_PCI_EXPRESS_CAP_STRUCTURE_CONTROL)
293
294extern acpi_status acpi_pci_osc_control_set(acpi_handle handle, u32 flags);
53de49f5
AM
295#else /* CONFIG_ACPI */
296
cbf9bd60
YL
297static inline int early_acpi_boot_init(void)
298{
299 return 0;
300}
53de49f5
AM
301static inline int acpi_boot_init(void)
302{
303 return 0;
304}
305
306static inline int acpi_boot_table_init(void)
307{
308 return 0;
309}
310
3c999f14
YL
311static inline int acpi_mps_check(void)
312{
313 return 0;
314}
315
443dea72
TR
316static inline int acpi_check_resource_conflict(struct resource *res)
317{
318 return 0;
319}
320
df92e695
TR
321static inline int acpi_check_region(resource_size_t start, resource_size_t n,
322 const char *name)
323{
324 return 0;
325}
326
327static inline int acpi_check_mem_region(resource_size_t start,
328 resource_size_t n, const char *name)
329{
330 return 0;
331}
332
d4b7dc49 333#endif /* !CONFIG_ACPI */
25be5e6c 334#endif /*_LINUX_ACPI_H*/