11da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 21da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * ACPI PCI Hot Plug Controller Driver 31da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 41da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Copyright (C) 1995,2001 Compaq Computer Corporation 51da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Copyright (C) 2001 Greg Kroah-Hartman (greg@kroah.com) 61da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Copyright (C) 2001 IBM Corp. 71da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Copyright (C) 2002 Hiroshi Aono (h-aono@ap.jp.nec.com) 81da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Copyright (C) 2002,2003 Takayoshi Kochi (t-kochi@bq.jp.nec.com) 91da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Copyright (C) 2002,2003 NEC Corporation 1042f49a6ae5dca90cd0594475502bf1c43ff1dc07Rajesh Shah * Copyright (C) 2003-2005 Matthew Wilcox (matthew.wilcox@hp.com) 1142f49a6ae5dca90cd0594475502bf1c43ff1dc07Rajesh Shah * Copyright (C) 2003-2005 Hewlett Packard 121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * All rights reserved. 141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * This program is free software; you can redistribute it and/or modify 161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * it under the terms of the GNU General Public License as published by 171da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * the Free Software Foundation; either version 2 of the License, or (at 181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * your option) any later version. 191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * This program is distributed in the hope that it will be useful, but 211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * WITHOUT ANY WARRANTY; without even the implied warranty of 221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or 231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * NON INFRINGEMENT. See the GNU General Public License for more 241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * details. 251da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * You should have received a copy of the GNU General Public License 271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * along with this program; if not, write to the Free Software 281da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * Send feedback to <gregkh@us.ibm.com>, 311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * <t-kochi@bq.jp.nec.com> 321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 351da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#ifndef _ACPIPHP_H 361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define _ACPIPHP_H 371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#include <linux/acpi.h> 396aa4cdd07139ba4d5b89139b0070d795cc4dea88Ingo Molnar#include <linux/mutex.h> 407a54f25cef6c763f16c9fd49ae382de162147873Greg Kroah-Hartman#include <linux/pci_hotplug.h> 411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define dbg(format, arg...) \ 431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds do { \ 441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds if (acpiphp_debug) \ 451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds printk(KERN_DEBUG "%s: " format, \ 462a9d35219c593bdf46ec21f2b75a6370af7af1b0Alex Chiang MY_NAME , ## arg); \ 471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds } while (0) 481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define err(format, arg...) printk(KERN_ERR "%s: " format, MY_NAME , ## arg) 491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define info(format, arg...) printk(KERN_INFO "%s: " format, MY_NAME , ## arg) 501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define warn(format, arg...) printk(KERN_WARNING "%s: " format, MY_NAME , ## arg) 511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstruct acpiphp_bridge; 531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstruct acpiphp_slot; 541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* 561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * struct slot - slot information for each *physical* slot 571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstruct slot { 591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct hotplug_slot *hotplug_slot; 601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct acpiphp_slot *acpi_slot; 61ac9e98918776d8fa6dc38bfa6d298a7dbcbac2cbRolf Eike Beer struct hotplug_slot_info info; 621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}; 631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 64df77cd10078e36e1b89964e5e8c206add399a98dAlex Chiangstatic inline const char *slot_name(struct slot *slot) 65df77cd10078e36e1b89964e5e8c206add399a98dAlex Chiang{ 66df77cd10078e36e1b89964e5e8c206add399a98dAlex Chiang return hotplug_slot_name(slot->hotplug_slot); 67df77cd10078e36e1b89964e5e8c206add399a98dAlex Chiang} 68df77cd10078e36e1b89964e5e8c206add399a98dAlex Chiang 6926e6c66e47fe7f69ef6ddb078e312204a1f17823Randy Dunlap/* 701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * struct acpiphp_bridge - PCI bridge information 711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * for each bridge device in ACPI namespace 731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstruct acpiphp_bridge { 751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct list_head list; 761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds acpi_handle handle; 771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct acpiphp_slot *slots; 78551bcb75b3d9f23348a524210ccfff26d865e425MUNEDA Takahiro 79551bcb75b3d9f23348a524210ccfff26d865e425MUNEDA Takahiro /* Ejectable PCI-to-PCI bridge (PCI bridge and PCI function) */ 80551bcb75b3d9f23348a524210ccfff26d865e425MUNEDA Takahiro struct acpiphp_func *func; 81551bcb75b3d9f23348a524210ccfff26d865e425MUNEDA Takahiro 821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int type; 831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int nr_slots; 841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 851da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 flags; 861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* This bus (host bridge) or Secondary bus (PCI-to-PCI bridge) */ 881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct pci_bus *pci_bus; 891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds /* PCI-to-PCI bridge device */ 911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct pci_dev *pci_dev; 921da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 931da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds spinlock_t res_lock; 941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}; 951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 9726e6c66e47fe7f69ef6ddb078e312204a1f17823Randy Dunlap/* 981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * struct acpiphp_slot - PCI slot information 991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 1001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * PCI slot information for each *physical* PCI slot 1011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 1021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstruct acpiphp_slot { 1031da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct acpiphp_slot *next; 1041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct acpiphp_bridge *bridge; /* parent */ 1051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct list_head funcs; /* one slot may have different 1061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds objects (i.e. for each function) */ 107e27da3814170385a4d2797397d706e554635812dMUNEDA Takahiro struct slot *slot; 1086aa4cdd07139ba4d5b89139b0070d795cc4dea88Ingo Molnar struct mutex crit_sect; 1091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u8 device; /* pci device# */ 1111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 112b6adc1955d31515be6631e63b1fe4bcdcd41db77Justin Chen unsigned long long sun; /* ACPI _SUN (slot unique number) */ 1131da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 flags; /* see below */ 1141da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}; 1151da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1161da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 11726e6c66e47fe7f69ef6ddb078e312204a1f17823Randy Dunlap/* 1181da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * struct acpiphp_func - PCI function information 1191da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 1201da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * PCI function information for each object in ACPI namespace 1211da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * typically 8 objects per slot (i.e. for each PCI function) 1221da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 1231da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstruct acpiphp_func { 1241da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct acpiphp_slot *slot; /* parent */ 125551bcb75b3d9f23348a524210ccfff26d865e425MUNEDA Takahiro struct acpiphp_bridge *bridge; /* Ejectable PCI-to-PCI bridge */ 1261da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1271da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct list_head sibling; 1284e8662bbd680c54496189ac68f398e847f3ca374Kristen Accardi struct notifier_block nb; 1291da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds acpi_handle handle; 1301da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1311da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u8 function; /* pci function# */ 1321da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds u32 flags; /* see below */ 1331da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}; 1341da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 13526e6c66e47fe7f69ef6ddb078e312204a1f17823Randy Dunlap/* 1361da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * struct acpiphp_attention_info - device specific attention registration 1371da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * 1381da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * ACPI has no generic method of setting/getting attention status 1391da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds * this allows for device specific driver registration 1401da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds */ 1411da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsstruct acpiphp_attention_info 1421da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds{ 1431da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int (*set_attn)(struct hotplug_slot *slot, u8 status); 1441da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds int (*get_attn)(struct hotplug_slot *slot, u8 *status); 1451da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds struct module *owner; 1461da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds}; 1471da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1481da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* PCI bus bridge HID */ 1491da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define ACPI_PCI_HOST_HID "PNP0A03" 1501da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1511da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* PCI BRIDGE type */ 1521da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define BRIDGE_TYPE_HOST 0 1531da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define BRIDGE_TYPE_P2P 1 1541da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1551da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* ACPI _STA method value (ignore bit 4; battery present) */ 1561da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define ACPI_STA_PRESENT (0x00000001) 1571da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define ACPI_STA_ENABLED (0x00000002) 1581da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define ACPI_STA_SHOW_IN_UI (0x00000004) 1591da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define ACPI_STA_FUNCTIONING (0x00000008) 1601da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define ACPI_STA_ALL (0x0000000f) 1611da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1621da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* bridge flags */ 1631da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define BRIDGE_HAS_STA (0x00000001) 1641da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define BRIDGE_HAS_EJ0 (0x00000002) 1651da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define BRIDGE_HAS_HPP (0x00000004) 1661da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define BRIDGE_HAS_PS0 (0x00000010) 1671da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define BRIDGE_HAS_PS1 (0x00000020) 1681da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define BRIDGE_HAS_PS2 (0x00000040) 1691da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define BRIDGE_HAS_PS3 (0x00000080) 1701da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1711da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* slot flags */ 1721da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1731da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define SLOT_POWEREDON (0x00000001) 1741da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define SLOT_ENABLED (0x00000002) 1751da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define SLOT_MULTIFUNCTION (0x00000004) 1761da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1771da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* function flags */ 1781da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1791da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define FUNC_HAS_STA (0x00000001) 1801da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define FUNC_HAS_EJ0 (0x00000002) 1811da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define FUNC_HAS_PS0 (0x00000010) 1821da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define FUNC_HAS_PS1 (0x00000020) 1831da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define FUNC_HAS_PS2 (0x00000040) 1841da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#define FUNC_HAS_PS3 (0x00000080) 18520416ea54087c25502d6fb973b8e119973e16341Kristen Accardi#define FUNC_HAS_DCK (0x00000100) 1861da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1871da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* function prototypes */ 1881da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1891da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* acpiphp_core.c */ 1901da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsextern int acpiphp_register_attention(struct acpiphp_attention_info*info); 1911da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsextern int acpiphp_unregister_attention(struct acpiphp_attention_info *info); 192e27da3814170385a4d2797397d706e554635812dMUNEDA Takahiroextern int acpiphp_register_hotplug_slot(struct acpiphp_slot *slot); 193e27da3814170385a4d2797397d706e554635812dMUNEDA Takahiroextern void acpiphp_unregister_hotplug_slot(struct acpiphp_slot *slot); 1941da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 1951da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* acpiphp_glue.c */ 1961da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsextern int acpiphp_glue_init (void); 1971da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsextern void acpiphp_glue_exit (void); 1981da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsextern int acpiphp_get_num_slots (void); 1991da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldstypedef int (*acpiphp_callback)(struct acpiphp_slot *slot, void *data); 2001da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2011da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsextern int acpiphp_enable_slot (struct acpiphp_slot *slot); 2021da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsextern int acpiphp_disable_slot (struct acpiphp_slot *slot); 203bfceafc5979d9055e04f03f970de6ff7a4bce1b6Gary Hadeextern int acpiphp_eject_slot (struct acpiphp_slot *slot); 2041da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsextern u8 acpiphp_get_power_status (struct acpiphp_slot *slot); 2051da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsextern u8 acpiphp_get_attention_status (struct acpiphp_slot *slot); 2061da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsextern u8 acpiphp_get_latch_status (struct acpiphp_slot *slot); 2071da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsextern u8 acpiphp_get_adapter_status (struct acpiphp_slot *slot); 2081da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2091da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds/* variables */ 2101da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvaldsextern int acpiphp_debug; 2111da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds 2121da177e4c3f41524e886b7f1b8a0c1fc7321cacLinus Torvalds#endif /* _ACPIPHP_H */ 213