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linux-next/include/acpi/acpi_drivers.h
David Shaohua Li 87bec66b96 [ACPI] suspend/resume ACPI PCI Interrupt Links
Add reference count and disable ACPI PCI Interrupt Link
when no device still uses it.

Warn when drivers have not released Link at suspend time.

http://bugzilla.kernel.org/show_bug.cgi?id=3469

Signed-off-by: David Shaohua Li <shaohua.li@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
2005-07-29 22:49:38 -04:00

119 lines
4.0 KiB
C

/*
* 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
#define ACPI_BUS_COMPONENT 0x00010000
#define ACPI_SYSTEM_COMPONENT 0x02000000
/* _HID definitions */
#define ACPI_POWER_HID "ACPI_PWR"
#define ACPI_PROCESSOR_HID "ACPI_CPU"
#define ACPI_SYSTEM_HID "ACPI_SYS"
#define ACPI_THERMAL_HID "ACPI_THM"
#define ACPI_BUTTON_HID_POWERF "ACPI_FPB"
#define ACPI_BUTTON_HID_SLEEPF "ACPI_FSB"
/* --------------------------------------------------------------------------
PCI
-------------------------------------------------------------------------- */
#ifdef CONFIG_ACPI_PCI
#define ACPI_PCI_COMPONENT 0x00400000
/* 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 *edge_level,
int *active_high_low, 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, int segment, int bus);
void acpi_pci_irq_del_prt (int segment, int bus);
/* ACPI PCI Device Binding (pci_bind.c) */
struct pci_bus;
int acpi_pci_bind (struct acpi_device *device);
int acpi_pci_unbind (struct acpi_device *device);
int acpi_pci_bind_root (struct acpi_device *device, struct acpi_pci_id *id, struct pci_bus *bus);
/* 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);
#endif /*CONFIG_ACPI_PCI*/
/* --------------------------------------------------------------------------
Power Resource
-------------------------------------------------------------------------- */
#ifdef CONFIG_ACPI_POWER
int acpi_enable_wakeup_device_power (struct acpi_device *dev);
int acpi_disable_wakeup_device_power (struct acpi_device *dev);
int acpi_power_get_inferred_state (struct acpi_device *device);
int acpi_power_transition (struct acpi_device *device, int state);
#endif
/* --------------------------------------------------------------------------
Embedded Controller
-------------------------------------------------------------------------- */
#ifdef CONFIG_ACPI_EC
int acpi_ec_ecdt_probe (void);
#endif
/* --------------------------------------------------------------------------
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);
/* --------------------------------------------------------------------------
Hot Keys
-------------------------------------------------------------------------- */
extern int acpi_specific_hotkey_enabled;
#endif /*__ACPI_DRIVERS_H__*/