[net-next-2.6.git] / include / acpi / acpi_drivers.h

/*
 *  acpi_drivers.h  ($Revision: 31 $)
 *
 *  Copyright (C) 2001, 2002 Andy Grover <andrew.grover@intel.com>
 *  Copyright (C) 2001, 2002 Paul Diefenbaugh <paul.s.diefenbaugh@intel.com>
 *
 * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 *
 *  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 __ACPI_DRIVERS_H__
#define __ACPI_DRIVERS_H__

#include <linux/acpi.h>
#include <acpi/acpi_bus.h>

#define ACPI_MAX_STRING			80

/*
 * Please update drivers/acpi/debug.c and Documentation/acpi/debug.txt
 * if you add to this list.
 */
#define ACPI_BUS_COMPONENT		0x00010000
#define ACPI_AC_COMPONENT		0x00020000
#define ACPI_BATTERY_COMPONENT		0x00040000
#define ACPI_BUTTON_COMPONENT		0x00080000
#define ACPI_SBS_COMPONENT		0x00100000
#define ACPI_FAN_COMPONENT		0x00200000
#define ACPI_PCI_COMPONENT		0x00400000
#define ACPI_POWER_COMPONENT		0x00800000
#define ACPI_CONTAINER_COMPONENT	0x01000000
#define ACPI_SYSTEM_COMPONENT		0x02000000
#define ACPI_THERMAL_COMPONENT		0x04000000
#define ACPI_MEMORY_DEVICE_COMPONENT	0x08000000
#define ACPI_VIDEO_COMPONENT		0x10000000
#define ACPI_PROCESSOR_COMPONENT	0x20000000

/*
 * _HID definitions
 * HIDs must conform to ACPI spec(6.1.4)
 * Linux specific HIDs do not apply to this and begin with LNX:
 */

#define ACPI_POWER_HID			"LNXPOWER"
#define ACPI_PROCESSOR_OBJECT_HID	"LNXCPU"
#define ACPI_SYSTEM_HID			"LNXSYSTM"
#define ACPI_THERMAL_HID		"LNXTHERM"
#define ACPI_BUTTON_HID_POWERF		"LNXPWRBN"
#define ACPI_BUTTON_HID_SLEEPF		"LNXSLPBN"
#define ACPI_VIDEO_HID			"LNXVIDEO"
#define ACPI_BAY_HID			"LNXIOBAY"
#define ACPI_DOCK_HID			"LNXDOCK"

/*
 * For fixed hardware buttons, we fabricate acpi_devices with HID
 * ACPI_BUTTON_HID_POWERF or ACPI_BUTTON_HID_SLEEPF.  Fixed hardware
 * signals only an event; it doesn't supply a notification value.
 * To allow drivers to treat notifications from fixed hardware the
 * same as those from real devices, we turn the events into this
 * notification value.
 */
#define ACPI_FIXED_HARDWARE_EVENT	0x100

/* --------------------------------------------------------------------------
                                       PCI
   -------------------------------------------------------------------------- */


/* ACPI PCI Interrupt Link (pci_link.c) */

int acpi_irq_penalty_init(void);
int acpi_pci_link_allocate_irq(acpi_handle handle, int index, int *triggering,
			       int *polarity, char **name);
int acpi_pci_link_free_irq(acpi_handle handle);

/* ACPI PCI Interrupt Routing (pci_irq.c) */

int acpi_pci_irq_add_prt(acpi_handle handle, struct pci_bus *bus);
void acpi_pci_irq_del_prt(struct pci_bus *bus);

/* ACPI PCI Device Binding (pci_bind.c) */

struct pci_bus;

struct pci_dev *acpi_get_pci_dev(acpi_handle);
int acpi_pci_bind_root(struct acpi_device *device);

/* Arch-defined function to add a bus to the system */

struct pci_bus *pci_acpi_scan_root(struct acpi_device *device, int domain,
				   int bus);
void pci_acpi_crs_quirks(void);

/* --------------------------------------------------------------------------
                                    Processor
   -------------------------------------------------------------------------- */

#define ACPI_PROCESSOR_LIMIT_NONE	0x00
#define ACPI_PROCESSOR_LIMIT_INCREMENT	0x01
#define ACPI_PROCESSOR_LIMIT_DECREMENT	0x02

int acpi_processor_set_thermal_limit(acpi_handle handle, int type);

/*--------------------------------------------------------------------------
                                  Dock Station
  -------------------------------------------------------------------------- */
struct acpi_dock_ops {
	acpi_notify_handler handler;
	acpi_notify_handler uevent;
};

#if defined(CONFIG_ACPI_DOCK) || defined(CONFIG_ACPI_DOCK_MODULE)
extern int is_dock_device(acpi_handle handle);
extern int register_dock_notifier(struct notifier_block *nb);
extern void unregister_dock_notifier(struct notifier_block *nb);
extern int register_hotplug_dock_device(acpi_handle handle,
					struct acpi_dock_ops *ops,
					void *context);
extern void unregister_hotplug_dock_device(acpi_handle handle);
#else
static inline int is_dock_device(acpi_handle handle)
{
	return 0;
}
static inline int register_dock_notifier(struct notifier_block *nb)
{
	return -ENODEV;
}
static inline void unregister_dock_notifier(struct notifier_block *nb)
{
}
static inline int register_hotplug_dock_device(acpi_handle handle,
					       struct acpi_dock_ops *ops,
					       void *context)
{
	return -ENODEV;
}
static inline void unregister_hotplug_dock_device(acpi_handle handle)
{
}
#endif

#endif /*__ACPI_DRIVERS_H__*/
Commit	Line	Data
1da177e4 LT	1	/*
	2	* acpi_drivers.h ($Revision: 31 $)
	3	*
	4	* Copyright (C) 2001, 2002 Andy Grover <andrew.grover@intel.com>
	5	* Copyright (C) 2001, 2002 Paul Diefenbaugh <paul.s.diefenbaugh@intel.com>
	6	*
	7	* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
	8	*
	9	* This program is free software; you can redistribute it and/or modify
	10	* it under the terms of the GNU General Public License as published by
	11	* the Free Software Foundation; either version 2 of the License, or (at
	12	* your option) any later version.
	13	*
	14	* This program is distributed in the hope that it will be useful, but
	15	* WITHOUT ANY WARRANTY; without even the implied warranty of
	16	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	17	* General Public License for more details.
	18	*
	19	* You should have received a copy of the GNU General Public License along
	20	* with this program; if not, write to the Free Software Foundation, Inc.,
	21	* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
	22	*
	23	* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
	24	*/
	25
	26	#ifndef __ACPI_DRIVERS_H__
	27	#define __ACPI_DRIVERS_H__
	28
	29	#include <linux/acpi.h>
	30	#include <acpi/acpi_bus.h>
	31
1da177e4 LT	32	#define ACPI_MAX_STRING 80
1da177e4 LT	33
bdd72799 BH	34	/*
	35	* Please update drivers/acpi/debug.c and Documentation/acpi/debug.txt
	36	* if you add to this list.
	37	*/
1da177e4	38	#define ACPI_BUS_COMPONENT 0x00010000
89595b8f BH	39	#define ACPI_AC_COMPONENT 0x00020000
	40	#define ACPI_BATTERY_COMPONENT 0x00040000
	41	#define ACPI_BUTTON_COMPONENT 0x00080000
44342f9e	42	#define ACPI_SBS_COMPONENT 0x00100000
89595b8f BH	43	#define ACPI_FAN_COMPONENT 0x00200000
	44	#define ACPI_PCI_COMPONENT 0x00400000
	45	#define ACPI_POWER_COMPONENT 0x00800000
	46	#define ACPI_CONTAINER_COMPONENT 0x01000000
1da177e4	47	#define ACPI_SYSTEM_COMPONENT 0x02000000
89595b8f BH	48	#define ACPI_THERMAL_COMPONENT 0x04000000
89595b8f BH	49	#define ACPI_MEMORY_DEVICE_COMPONENT 0x08000000
44342f9e BH	50	#define ACPI_VIDEO_COMPONENT 0x10000000
44342f9e BH	51	#define ACPI_PROCESSOR_COMPONENT 0x20000000
1da177e4	52
8c8eb78f TR	53	/*
	54	* _HID definitions
	55	* HIDs must conform to ACPI spec(6.1.4)
	56	* Linux specific HIDs do not apply to this and begin with LNX:
	57	*/
1da177e4	58
8c8eb78f	59	#define ACPI_POWER_HID "LNXPOWER"
b9417f84	60	#define ACPI_PROCESSOR_OBJECT_HID "LNXCPU"
8c8eb78f TR	61	#define ACPI_SYSTEM_HID "LNXSYSTM"
	62	#define ACPI_THERMAL_HID "LNXTHERM"
	63	#define ACPI_BUTTON_HID_POWERF "LNXPWRBN"
	64	#define ACPI_BUTTON_HID_SLEEPF "LNXSLPBN"
	65	#define ACPI_VIDEO_HID "LNXVIDEO"
	66	#define ACPI_BAY_HID "LNXIOBAY"
a340af14	67	#define ACPI_DOCK_HID "LNXDOCK"
8c8eb78f	68
46ec8598 BH	69	/*
	70	* For fixed hardware buttons, we fabricate acpi_devices with HID
	71	* ACPI_BUTTON_HID_POWERF or ACPI_BUTTON_HID_SLEEPF. Fixed hardware
	72	* signals only an event; it doesn't supply a notification value.
	73	* To allow drivers to treat notifications from fixed hardware the
	74	* same as those from real devices, we turn the events into this
	75	* notification value.
	76	*/
	77	#define ACPI_FIXED_HARDWARE_EVENT 0x100
	78
1da177e4 LT	79	/* --------------------------------------------------------------------------
	80	PCI
	81	-------------------------------------------------------------------------- */
	82
1da177e4 LT	83
	84	/* ACPI PCI Interrupt Link (pci_link.c) */
	85
4be44fcd	86	int acpi_irq_penalty_init(void);
50eca3eb BM	87	int acpi_pci_link_allocate_irq(acpi_handle handle, int index, int *triggering,
50eca3eb BM	88	int polarity, char *name);
87bec66b	89	int acpi_pci_link_free_irq(acpi_handle handle);
1da177e4 LT	90
	91	/* ACPI PCI Interrupt Routing (pci_irq.c) */
	92
859a3f86	93	int acpi_pci_irq_add_prt(acpi_handle handle, struct pci_bus *bus);
d9efae36	94	void acpi_pci_irq_del_prt(struct pci_bus *bus);
1da177e4 LT	95
	96	/* ACPI PCI Device Binding (pci_bind.c) */
	97
	98	struct pci_bus;
	99
2f7bbceb	100	struct pci_dev *acpi_get_pci_dev(acpi_handle);
499650de	101	int acpi_pci_bind_root(struct acpi_device *device);
1da177e4 LT	102
	103	/* Arch-defined function to add a bus to the system */
	104
4be44fcd LB	105	struct pci_bus pci_acpi_scan_root(struct acpi_device device, int domain,
4be44fcd LB	106	int bus);
7bc5e3f2	107	void pci_acpi_crs_quirks(void);
1da177e4	108
1da177e4 LT	109	/* --------------------------------------------------------------------------
	110	Processor
	111	-------------------------------------------------------------------------- */
	112
	113	#define ACPI_PROCESSOR_LIMIT_NONE 0x00
	114	#define ACPI_PROCESSOR_LIMIT_INCREMENT 0x01
	115	#define ACPI_PROCESSOR_LIMIT_DECREMENT 0x02
	116
	117	int acpi_processor_set_thermal_limit(acpi_handle handle, int type);
	118
c8f7a62c LB	119	/*--------------------------------------------------------------------------
	120	Dock Station
	121	-------------------------------------------------------------------------- */
1253f7aa SL	122	struct acpi_dock_ops {
	123	acpi_notify_handler handler;
	124	acpi_notify_handler uevent;
	125	};
	126
c8f7a62c LB	127	#if defined(CONFIG_ACPI_DOCK) \|\| defined(CONFIG_ACPI_DOCK_MODULE)
	128	extern int is_dock_device(acpi_handle handle);
	129	extern int register_dock_notifier(struct notifier_block *nb);
	130	extern void unregister_dock_notifier(struct notifier_block *nb);
	131	extern int register_hotplug_dock_device(acpi_handle handle,
1253f7aa	132	struct acpi_dock_ops *ops,
fd350943	133	void *context);
c8f7a62c LB	134	extern void unregister_hotplug_dock_device(acpi_handle handle);
c8f7a62c LB	135	#else
d94d3dff AM	136	static inline int is_dock_device(acpi_handle handle)
	137	{
	138	return 0;
	139	}
	140	static inline int register_dock_notifier(struct notifier_block *nb)
	141	{
	142	return -ENODEV;
	143	}
	144	static inline void unregister_dock_notifier(struct notifier_block *nb)
	145	{
	146	}
	147	static inline int register_hotplug_dock_device(acpi_handle handle,
1253f7aa	148	struct acpi_dock_ops *ops,
fd350943	149	void *context)
d94d3dff AM	150	{
	151	return -ENODEV;
	152	}
	153	static inline void unregister_hotplug_dock_device(acpi_handle handle)
	154	{
	155	}
c8f7a62c	156	#endif
aafbcd16	157
1da177e4	158	#endif /__ACPI_DRIVERS_H__/