[linux.git] / include / linux / acpi.h

/*
 * acpi.h - ACPI Interface
 *
 * Copyright (C) 2001 Paul Diefenbaugh <[email protected]>
 *
 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 */

#ifndef _LINUX_ACPI_H
#define _LINUX_ACPI_H

#include <linux/ioport.h>	/* for struct resource */

#ifdef	CONFIG_ACPI

#ifndef _LINUX
#define _LINUX
#endif

#include <linux/list.h>
#include <linux/mod_devicetable.h>

#include <acpi/acpi.h>
#include <acpi/acpi_bus.h>
#include <acpi/acpi_drivers.h>
#include <acpi/acpi_numa.h>
#include <asm/acpi.h>

enum acpi_irq_model_id {
	ACPI_IRQ_MODEL_PIC = 0,
	ACPI_IRQ_MODEL_IOAPIC,
	ACPI_IRQ_MODEL_IOSAPIC,
	ACPI_IRQ_MODEL_PLATFORM,
	ACPI_IRQ_MODEL_COUNT
};

extern enum acpi_irq_model_id	acpi_irq_model;

enum acpi_interrupt_id {
	ACPI_INTERRUPT_PMI	= 1,
	ACPI_INTERRUPT_INIT,
	ACPI_INTERRUPT_CPEI,
	ACPI_INTERRUPT_COUNT
};

#define	ACPI_SPACE_MEM		0

enum acpi_address_range_id {
	ACPI_ADDRESS_RANGE_MEMORY = 1,
	ACPI_ADDRESS_RANGE_RESERVED = 2,
	ACPI_ADDRESS_RANGE_ACPI = 3,
	ACPI_ADDRESS_RANGE_NVS	= 4,
	ACPI_ADDRESS_RANGE_COUNT
};


/* Table Handlers */

typedef int (*acpi_table_handler) (struct acpi_table_header *table);

typedef int (*acpi_table_entry_handler) (struct acpi_subtable_header *header, const unsigned long end);

char * __acpi_map_table (unsigned long phys_addr, unsigned long size);
void __acpi_unmap_table(char *map, unsigned long size);
int early_acpi_boot_init(void);
int acpi_boot_init (void);
void acpi_boot_table_init (void);
int acpi_mps_check (void);
int acpi_numa_init (void);

int acpi_table_init (void);
int acpi_table_parse (char *id, acpi_table_handler handler);
int __init acpi_table_parse_entries(char *id, unsigned long table_size,
	int entry_id, acpi_table_entry_handler handler, unsigned int max_entries);
int acpi_table_parse_madt (enum acpi_madt_type id, acpi_table_entry_handler handler, unsigned int max_entries);
int acpi_parse_mcfg (struct acpi_table_header *header);
void acpi_table_print_madt_entry (struct acpi_subtable_header *madt);

/* the following four functions are architecture-dependent */
void acpi_numa_slit_init (struct acpi_table_slit *slit);
void acpi_numa_processor_affinity_init (struct acpi_srat_cpu_affinity *pa);
void acpi_numa_x2apic_affinity_init(struct acpi_srat_x2apic_cpu_affinity *pa);
void acpi_numa_memory_affinity_init (struct acpi_srat_mem_affinity *ma);
void acpi_numa_arch_fixup(void);

#ifdef CONFIG_ACPI_HOTPLUG_CPU
/* Arch dependent functions for cpu hotplug support */
int acpi_map_lsapic(acpi_handle handle, int *pcpu);
int acpi_unmap_lsapic(int cpu);
#endif /* CONFIG_ACPI_HOTPLUG_CPU */

int acpi_register_ioapic(acpi_handle handle, u64 phys_addr, u32 gsi_base);
int acpi_unregister_ioapic(acpi_handle handle, u32 gsi_base);
void acpi_irq_stats_init(void);
extern u32 acpi_irq_handled;
extern u32 acpi_irq_not_handled;

extern int sbf_port;
extern unsigned long acpi_realmode_flags;

int acpi_register_gsi (struct device *dev, u32 gsi, int triggering, int polarity);
int acpi_gsi_to_irq (u32 gsi, unsigned int *irq);
int acpi_isa_irq_to_gsi (unsigned isa_irq, u32 *gsi);

#ifdef CONFIG_X86_IO_APIC
extern int acpi_get_override_irq(u32 gsi, int *trigger, int *polarity);
#else
#define acpi_get_override_irq(gsi, trigger, polarity) (-1)
#endif
/*
 * This function undoes the effect of one call to acpi_register_gsi().
 * If this matches the last registration, any IRQ resources for gsi
 * are freed.
 */
void acpi_unregister_gsi (u32 gsi);

struct pci_dev;

int acpi_pci_irq_enable (struct pci_dev *dev);
void acpi_penalize_isa_irq(int irq, int active);

void acpi_pci_irq_disable (struct pci_dev *dev);

struct acpi_pci_driver {
	struct acpi_pci_driver *next;
	int (*add)(acpi_handle handle);
	void (*remove)(acpi_handle handle);
};

int acpi_pci_register_driver(struct acpi_pci_driver *driver);
void acpi_pci_unregister_driver(struct acpi_pci_driver *driver);

extern int ec_read(u8 addr, u8 *val);
extern int ec_write(u8 addr, u8 val);
extern int ec_transaction(u8 command,
                          const u8 *wdata, unsigned wdata_len,
                          u8 *rdata, unsigned rdata_len,
			  int force_poll);

#if defined(CONFIG_ACPI_WMI) || defined(CONFIG_ACPI_WMI_MODULE)

typedef void (*wmi_notify_handler) (u32 value, void *context);

extern acpi_status wmi_evaluate_method(const char *guid, u8 instance,
					u32 method_id,
					const struct acpi_buffer *in,
					struct acpi_buffer *out);
extern acpi_status wmi_query_block(const char *guid, u8 instance,
					struct acpi_buffer *out);
extern acpi_status wmi_set_block(const char *guid, u8 instance,
					const struct acpi_buffer *in);
extern acpi_status wmi_install_notify_handler(const char *guid,
					wmi_notify_handler handler, void *data);
extern acpi_status wmi_remove_notify_handler(const char *guid);
extern acpi_status wmi_get_event_data(u32 event, struct acpi_buffer *out);
extern bool wmi_has_guid(const char *guid);

#endif	/* CONFIG_ACPI_WMI */

#define ACPI_VIDEO_OUTPUT_SWITCHING			0x0001
#define ACPI_VIDEO_DEVICE_POSTING			0x0002
#define ACPI_VIDEO_ROM_AVAILABLE			0x0004
#define ACPI_VIDEO_BACKLIGHT				0x0008
#define ACPI_VIDEO_BACKLIGHT_FORCE_VENDOR		0x0010
#define ACPI_VIDEO_BACKLIGHT_FORCE_VIDEO		0x0020
#define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VENDOR	0x0040
#define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VIDEO		0x0080
#define ACPI_VIDEO_BACKLIGHT_DMI_VENDOR			0x0100
#define ACPI_VIDEO_BACKLIGHT_DMI_VIDEO			0x0200
#define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VENDOR		0x0400
#define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VIDEO		0x0800

#if defined(CONFIG_ACPI_VIDEO) || defined(CONFIG_ACPI_VIDEO_MODULE)

extern long acpi_video_get_capabilities(acpi_handle graphics_dev_handle);
extern long acpi_is_video_device(struct acpi_device *device);
extern int acpi_video_backlight_support(void);
extern int acpi_video_display_switch_support(void);

#else

static inline long acpi_video_get_capabilities(acpi_handle graphics_dev_handle)
{
	return 0;
}

static inline long acpi_is_video_device(struct acpi_device *device)
{
	return 0;
}

static inline int acpi_video_backlight_support(void)
{
	return 0;
}

static inline int acpi_video_display_switch_support(void)
{
	return 0;
}

#endif /* defined(CONFIG_ACPI_VIDEO) || defined(CONFIG_ACPI_VIDEO_MODULE) */

extern int acpi_blacklisted(void);
extern void acpi_dmi_osi_linux(int enable, const struct dmi_system_id *d);
extern void acpi_osi_setup(char *str);

#ifdef CONFIG_ACPI_NUMA
int acpi_get_pxm(acpi_handle handle);
int acpi_get_node(acpi_handle *handle);
#else
static inline int acpi_get_pxm(acpi_handle handle)
{
	return 0;
}
static inline int acpi_get_node(acpi_handle *handle)
{
	return 0;
}
#endif
extern int acpi_paddr_to_node(u64 start_addr, u64 size);

extern int pnpacpi_disabled;

#define PXM_INVAL	(-1)
#define NID_INVAL	(-1)

int acpi_check_resource_conflict(const struct resource *res);

int acpi_check_region(resource_size_t start, resource_size_t n,
		      const char *name);

int acpi_resources_are_enforced(void);

#ifdef CONFIG_PM_SLEEP
void __init acpi_no_s4_hw_signature(void);
void __init acpi_old_suspend_ordering(void);
void __init acpi_nvs_nosave(void);
#endif /* CONFIG_PM_SLEEP */

struct acpi_osc_context {
	char *uuid_str; /* uuid string */
	int rev;
	struct acpi_buffer cap; /* arg2/arg3 */
	struct acpi_buffer ret; /* free by caller if success */
};

#define OSC_QUERY_TYPE			0
#define OSC_SUPPORT_TYPE 		1
#define OSC_CONTROL_TYPE		2

/* _OSC DW0 Definition */
#define OSC_QUERY_ENABLE		1
#define OSC_REQUEST_ERROR		2
#define OSC_INVALID_UUID_ERROR		4
#define OSC_INVALID_REVISION_ERROR	8
#define OSC_CAPABILITIES_MASK_ERROR	16

acpi_status acpi_run_osc(acpi_handle handle, struct acpi_osc_context *context);

/* platform-wide _OSC bits */
#define OSC_SB_PAD_SUPPORT		1
#define OSC_SB_PPC_OST_SUPPORT		2
#define OSC_SB_PR3_SUPPORT		4
#define OSC_SB_CPUHP_OST_SUPPORT	8
#define OSC_SB_APEI_SUPPORT		16

/* PCI defined _OSC bits */
/* _OSC DW1 Definition (OS Support Fields) */
#define OSC_EXT_PCI_CONFIG_SUPPORT		1
#define OSC_ACTIVE_STATE_PWR_SUPPORT 		2
#define OSC_CLOCK_PWR_CAPABILITY_SUPPORT	4
#define OSC_PCI_SEGMENT_GROUPS_SUPPORT		8
#define OSC_MSI_SUPPORT				16
#define OSC_PCI_SUPPORT_MASKS			0x1f

/* _OSC DW1 Definition (OS Control Fields) */
#define OSC_PCI_EXPRESS_NATIVE_HP_CONTROL	1
#define OSC_SHPC_NATIVE_HP_CONTROL 		2
#define OSC_PCI_EXPRESS_PME_CONTROL		4
#define OSC_PCI_EXPRESS_AER_CONTROL		8
#define OSC_PCI_EXPRESS_CAP_STRUCTURE_CONTROL	16

#define OSC_PCI_CONTROL_MASKS 	(OSC_PCI_EXPRESS_NATIVE_HP_CONTROL | 	\
				OSC_SHPC_NATIVE_HP_CONTROL | 		\
				OSC_PCI_EXPRESS_PME_CONTROL |		\
				OSC_PCI_EXPRESS_AER_CONTROL |		\
				OSC_PCI_EXPRESS_CAP_STRUCTURE_CONTROL)
extern acpi_status acpi_pci_osc_control_set(acpi_handle handle,
					     u32 *mask, u32 req);
extern void acpi_early_init(void);

#else	/* !CONFIG_ACPI */

#define acpi_disabled 1

static inline void acpi_early_init(void) { }

static inline int early_acpi_boot_init(void)
{
	return 0;
}
static inline int acpi_boot_init(void)
{
	return 0;
}

static inline void acpi_boot_table_init(void)
{
	return;
}

static inline int acpi_mps_check(void)
{
	return 0;
}

static inline int acpi_check_resource_conflict(struct resource *res)
{
	return 0;
}

static inline int acpi_check_region(resource_size_t start, resource_size_t n,
				    const char *name)
{
	return 0;
}

struct acpi_table_header;
static inline int acpi_table_parse(char *id,
				int (*handler)(struct acpi_table_header *))
{
	return -1;
}
#endif	/* !CONFIG_ACPI */

#ifdef CONFIG_ACPI_SLEEP
int suspend_nvs_register(unsigned long start, unsigned long size);
#else
static inline int suspend_nvs_register(unsigned long a, unsigned long b)
{
	return 0;
}
#endif

#endif	/*_LINUX_ACPI_H*/
Commit	Line	Data
1da177e4 LT	1	/*
	2	* acpi.h - ACPI Interface
	3	*
	4	* Copyright (C) 2001 Paul Diefenbaugh <[email protected]>
	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
25be5e6c LB	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 */
1da177e4 LT	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
1da177e4 LT	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,
6eb87fed LB	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);
b1bb248a KK	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);
1da177e4 LT	150	extern int ec_write(u8 addr, u8 val);
d7a76e4c LP	151	extern int ec_transaction(u8 command,
d7a76e4c LP	152	const u8 *wdata, unsigned wdata_len,
00eb43a1 LP	153	u8 *rdata, unsigned rdata_len,
00eb43a1 LP	154	int force_poll);
1da177e4	155
bff431e4 CC	156	#if defined(CONFIG_ACPI_WMI) \|\| defined(CONFIG_ACPI_WMI_MODULE)
	157
	158	typedef void (wmi_notify_handler) (u32 value, void context);
	159
	160	extern acpi_status wmi_evaluate_method(const char *guid, u8 instance,
	161	u32 method_id,
	162	const struct acpi_buffer *in,
	163	struct acpi_buffer *out);
	164	extern acpi_status wmi_query_block(const char *guid, u8 instance,
	165	struct acpi_buffer *out);
	166	extern acpi_status wmi_set_block(const char *guid, u8 instance,
	167	const struct acpi_buffer *in);
	168	extern acpi_status wmi_install_notify_handler(const char *guid,
	169	wmi_notify_handler handler, void *data);
	170	extern acpi_status wmi_remove_notify_handler(const char *guid);
	171	extern acpi_status wmi_get_event_data(u32 event, struct acpi_buffer *out);
	172	extern bool wmi_has_guid(const char *guid);
	173
	174	#endif /* CONFIG_ACPI_WMI */
	175
c3d6de69 TR	176	#define ACPI_VIDEO_OUTPUT_SWITCHING 0x0001
	177	#define ACPI_VIDEO_DEVICE_POSTING 0x0002
	178	#define ACPI_VIDEO_ROM_AVAILABLE 0x0004
	179	#define ACPI_VIDEO_BACKLIGHT 0x0008
	180	#define ACPI_VIDEO_BACKLIGHT_FORCE_VENDOR 0x0010
	181	#define ACPI_VIDEO_BACKLIGHT_FORCE_VIDEO 0x0020
	182	#define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VENDOR 0x0040
	183	#define ACPI_VIDEO_OUTPUT_SWITCHING_FORCE_VIDEO 0x0080
	184	#define ACPI_VIDEO_BACKLIGHT_DMI_VENDOR 0x0100
	185	#define ACPI_VIDEO_BACKLIGHT_DMI_VIDEO 0x0200
	186	#define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VENDOR 0x0400
	187	#define ACPI_VIDEO_OUTPUT_SWITCHING_DMI_VIDEO 0x0800
	188
	189	#if defined(CONFIG_ACPI_VIDEO) \|\| defined(CONFIG_ACPI_VIDEO_MODULE)
	190
	191	extern long acpi_video_get_capabilities(acpi_handle graphics_dev_handle);
	192	extern long acpi_is_video_device(struct acpi_device *device);
	193	extern int acpi_video_backlight_support(void);
	194	extern int acpi_video_display_switch_support(void);
	195
	196	#else
	197
	198	static inline long acpi_video_get_capabilities(acpi_handle graphics_dev_handle)
	199	{
	200	return 0;
	201	}
	202
	203	static inline long acpi_is_video_device(struct acpi_device *device)
	204	{
	205	return 0;
	206	}
	207
	208	static inline int acpi_video_backlight_support(void)
	209	{
	210	return 0;
	211	}
	212
	213	static inline int acpi_video_display_switch_support(void)
	214	{
	215	return 0;
	216	}
	217
	218	#endif /* defined(CONFIG_ACPI_VIDEO) \|\| defined(CONFIG_ACPI_VIDEO_MODULE) */
	219
1da177e4	220	extern int acpi_blacklisted(void);
d4b7dc49	221	extern void acpi_dmi_osi_linux(int enable, const struct dmi_system_id *d);
d90aa92c	222	extern void acpi_osi_setup(char *str);
1da177e4	223
1da177e4 LT	224	#ifdef CONFIG_ACPI_NUMA
1da177e4 LT	225	int acpi_get_pxm(acpi_handle handle);
1e3590e2	226	int acpi_get_node(acpi_handle *handle);
1da177e4 LT	227	#else
	228	static inline int acpi_get_pxm(acpi_handle handle)
	229	{
	230	return 0;
	231	}
1e3590e2 YG	232	static inline int acpi_get_node(acpi_handle *handle)
	233	{
	234	return 0;
	235	}
1da177e4	236	#endif
1e3590e2	237	extern int acpi_paddr_to_node(u64 start_addr, u64 size);
1da177e4 LT	238
	239	extern int pnpacpi_disabled;
	240
3484d798 DR	241	#define PXM_INVAL (-1)
	242	#define NID_INVAL (-1)
	243
876fba43	244	int acpi_check_resource_conflict(const struct resource *res);
443dea72	245
df92e695 TR	246	int acpi_check_region(resource_size_t start, resource_size_t n,
df92e695 TR	247	const char *name);
df92e695	248
70dd6bea JD	249	int acpi_resources_are_enforced(void);
70dd6bea JD	250
d8f3de0d	251	#ifdef CONFIG_PM_SLEEP
bdfe6b7c	252	void __init acpi_no_s4_hw_signature(void);
d8f3de0d	253	void __init acpi_old_suspend_ordering(void);
72ad5d77	254	void __init acpi_nvs_nosave(void);
d8f3de0d	255	#endif /* CONFIG_PM_SLEEP */
9f5404d8	256
70023de8 SL	257	struct acpi_osc_context {
	258	char uuid_str; / uuid string */
	259	int rev;
	260	struct acpi_buffer cap; /* arg2/arg3 */
	261	struct acpi_buffer ret; /* free by caller if success */
	262	};
	263
9f5404d8 KK	264	#define OSC_QUERY_TYPE 0
	265	#define OSC_SUPPORT_TYPE 1
	266	#define OSC_CONTROL_TYPE 2
9f5404d8 KK	267
	268	/* _OSC DW0 Definition */
	269	#define OSC_QUERY_ENABLE 1
	270	#define OSC_REQUEST_ERROR 2
	271	#define OSC_INVALID_UUID_ERROR 4
	272	#define OSC_INVALID_REVISION_ERROR 8
	273	#define OSC_CAPABILITIES_MASK_ERROR 16
	274
70023de8 SL	275	acpi_status acpi_run_osc(acpi_handle handle, struct acpi_osc_context *context);
70023de8 SL	276
3563ff96 SL	277	/* platform-wide _OSC bits */
	278	#define OSC_SB_PAD_SUPPORT 1
	279	#define OSC_SB_PPC_OST_SUPPORT 2
	280	#define OSC_SB_PR3_SUPPORT 4
	281	#define OSC_SB_CPUHP_OST_SUPPORT 8
	282	#define OSC_SB_APEI_SUPPORT 16
	283
3a9622dc	284	/* PCI defined _OSC bits */
9f5404d8 KK	285	/* _OSC DW1 Definition (OS Support Fields) */
	286	#define OSC_EXT_PCI_CONFIG_SUPPORT 1
	287	#define OSC_ACTIVE_STATE_PWR_SUPPORT 2
	288	#define OSC_CLOCK_PWR_CAPABILITY_SUPPORT 4
	289	#define OSC_PCI_SEGMENT_GROUPS_SUPPORT 8
	290	#define OSC_MSI_SUPPORT 16
3a9622dc	291	#define OSC_PCI_SUPPORT_MASKS 0x1f
9f5404d8 KK	292
	293	/* _OSC DW1 Definition (OS Control Fields) */
	294	#define OSC_PCI_EXPRESS_NATIVE_HP_CONTROL 1
	295	#define OSC_SHPC_NATIVE_HP_CONTROL 2
	296	#define OSC_PCI_EXPRESS_PME_CONTROL 4
	297	#define OSC_PCI_EXPRESS_AER_CONTROL 8
	298	#define OSC_PCI_EXPRESS_CAP_STRUCTURE_CONTROL 16
	299
3a9622dc	300	#define OSC_PCI_CONTROL_MASKS (OSC_PCI_EXPRESS_NATIVE_HP_CONTROL \| \
9f5404d8 KK	301	OSC_SHPC_NATIVE_HP_CONTROL \| \
	302	OSC_PCI_EXPRESS_PME_CONTROL \| \
	303	OSC_PCI_EXPRESS_AER_CONTROL \| \
	304	OSC_PCI_EXPRESS_CAP_STRUCTURE_CONTROL)
75fb60f2 RW	305	extern acpi_status acpi_pci_osc_control_set(acpi_handle handle,
75fb60f2 RW	306	u32 *mask, u32 req);
4a7a16dc LB	307	extern void acpi_early_init(void);
4a7a16dc LB	308
e55a5999 FT	309	#else /* !CONFIG_ACPI */
	310
	311	#define acpi_disabled 1
	312
4a7a16dc	313	static inline void acpi_early_init(void) { }
53de49f5	314
cbf9bd60 YL	315	static inline int early_acpi_boot_init(void)
	316	{
	317	return 0;
	318	}
53de49f5 AM	319	static inline int acpi_boot_init(void)
	320	{
	321	return 0;
	322	}
	323
8558e394	324	static inline void acpi_boot_table_init(void)
53de49f5	325	{
8558e394	326	return;
53de49f5 AM	327	}
53de49f5 AM	328
3c999f14 YL	329	static inline int acpi_mps_check(void)
	330	{
	331	return 0;
	332	}
	333
443dea72 TR	334	static inline int acpi_check_resource_conflict(struct resource *res)
	335	{
	336	return 0;
	337	}
	338
df92e695 TR	339	static inline int acpi_check_region(resource_size_t start, resource_size_t n,
	340	const char *name)
	341	{
	342	return 0;
	343	}
	344
e55a5999 FT	345	struct acpi_table_header;
	346	static inline int acpi_table_parse(char *id,
	347	int (handler)(struct acpi_table_header ))
	348	{
	349	return -1;
	350	}
d4b7dc49	351	#endif /* !CONFIG_ACPI */
6fed05c9 RW	352
	353	#ifdef CONFIG_ACPI_SLEEP
	354	int suspend_nvs_register(unsigned long start, unsigned long size);
	355	#else
	356	static inline int suspend_nvs_register(unsigned long a, unsigned long b)
	357	{
	358	return 0;
	359	}
	360	#endif
	361
25be5e6c	362	#endif /_LINUX_ACPI_H/