ACPI: suspend: delete toshiba S1 quirk
[linux-2.6] / drivers / acpi / utilities / utinit.c
1 /******************************************************************************
2  *
3  * Module Name: utinit - Common ACPI subsystem initialization
4  *
5  *****************************************************************************/
6
7 /*
8  * Copyright (C) 2000 - 2007, R. Byron Moore
9  * All rights reserved.
10  *
11  * Redistribution and use in source and binary forms, with or without
12  * modification, are permitted provided that the following conditions
13  * are met:
14  * 1. Redistributions of source code must retain the above copyright
15  *    notice, this list of conditions, and the following disclaimer,
16  *    without modification.
17  * 2. Redistributions in binary form must reproduce at minimum a disclaimer
18  *    substantially similar to the "NO WARRANTY" disclaimer below
19  *    ("Disclaimer") and any redistribution must be conditioned upon
20  *    including a substantially similar Disclaimer requirement for further
21  *    binary redistribution.
22  * 3. Neither the names of the above-listed copyright holders nor the names
23  *    of any contributors may be used to endorse or promote products derived
24  *    from this software without specific prior written permission.
25  *
26  * Alternatively, this software may be distributed under the terms of the
27  * GNU General Public License ("GPL") version 2 as published by the Free
28  * Software Foundation.
29  *
30  * NO WARRANTY
31  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
32  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
33  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
34  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
35  * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
36  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
37  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
38  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
39  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
40  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
41  * POSSIBILITY OF SUCH DAMAGES.
42  */
43
44 #include <acpi/acpi.h>
45 #include <acpi/acnamesp.h>
46 #include <acpi/acevents.h>
47 #include <acpi/actables.h>
48
49 #define _COMPONENT          ACPI_UTILITIES
50 ACPI_MODULE_NAME("utinit")
51
52 /* Local prototypes */
53 static void acpi_ut_terminate(void);
54
55 /******************************************************************************
56  *
57  * FUNCTION:    acpi_ut_terminate
58  *
59  * PARAMETERS:  none
60  *
61  * RETURN:      none
62  *
63  * DESCRIPTION: Free global memory
64  *
65  ******************************************************************************/
66
67 static void acpi_ut_terminate(void)
68 {
69         struct acpi_gpe_block_info *gpe_block;
70         struct acpi_gpe_block_info *next_gpe_block;
71         struct acpi_gpe_xrupt_info *gpe_xrupt_info;
72         struct acpi_gpe_xrupt_info *next_gpe_xrupt_info;
73
74         ACPI_FUNCTION_TRACE(ut_terminate);
75
76         /* Free global GPE blocks and related info structures */
77
78         gpe_xrupt_info = acpi_gbl_gpe_xrupt_list_head;
79         while (gpe_xrupt_info) {
80                 gpe_block = gpe_xrupt_info->gpe_block_list_head;
81                 while (gpe_block) {
82                         next_gpe_block = gpe_block->next;
83                         ACPI_FREE(gpe_block->event_info);
84                         ACPI_FREE(gpe_block->register_info);
85                         ACPI_FREE(gpe_block);
86
87                         gpe_block = next_gpe_block;
88                 }
89                 next_gpe_xrupt_info = gpe_xrupt_info->next;
90                 ACPI_FREE(gpe_xrupt_info);
91                 gpe_xrupt_info = next_gpe_xrupt_info;
92         }
93
94         return_VOID;
95 }
96
97 /*******************************************************************************
98  *
99  * FUNCTION:    acpi_ut_subsystem_shutdown
100  *
101  * PARAMETERS:  none
102  *
103  * RETURN:      none
104  *
105  * DESCRIPTION: Shutdown the various subsystems.  Don't delete the mutex
106  *              objects here -- because the AML debugger may be still running.
107  *
108  ******************************************************************************/
109
110 void acpi_ut_subsystem_shutdown(void)
111 {
112
113         ACPI_FUNCTION_TRACE(ut_subsystem_shutdown);
114
115         /* Just exit if subsystem is already shutdown */
116
117         if (acpi_gbl_shutdown) {
118                 ACPI_ERROR((AE_INFO, "ACPI Subsystem is already terminated"));
119                 return_VOID;
120         }
121
122         /* Subsystem appears active, go ahead and shut it down */
123
124         acpi_gbl_shutdown = TRUE;
125         acpi_gbl_startup_flags = 0;
126         ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Shutting down ACPI Subsystem\n"));
127
128         /* Close the acpi_event Handling */
129
130         acpi_ev_terminate();
131
132         /* Close the Namespace */
133
134         acpi_ns_terminate();
135
136         /* Delete the ACPI tables */
137
138         acpi_tb_terminate();
139
140         /* Close the globals */
141
142         acpi_ut_terminate();
143
144         /* Purge the local caches */
145
146         (void)acpi_ut_delete_caches();
147         return_VOID;
148 }