diff options
author | Len Brown <len.brown@intel.com> | 2009-01-09 00:13:17 -0500 |
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committer | Len Brown <len.brown@intel.com> | 2009-01-09 03:30:47 -0500 |
commit | 95b482a8d31116f3f5c2a5089569393234d06385 (patch) | |
tree | f32aec8673a285a9d188948be97af3034ee06e93 /drivers/acpi/events/evsci.c | |
parent | 6620e0c49f577454b772fb381543d60ae53eb885 (diff) |
ACPICA: create acpica/ directory
also, delete sleep/ and delete ACPI_CFLAGS from Makefile
Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/acpi/events/evsci.c')
-rw-r--r-- | drivers/acpi/events/evsci.c | 183 |
1 files changed, 0 insertions, 183 deletions
diff --git a/drivers/acpi/events/evsci.c b/drivers/acpi/events/evsci.c deleted file mode 100644 index 18dce10c5fb1..000000000000 --- a/drivers/acpi/events/evsci.c +++ /dev/null | |||
@@ -1,183 +0,0 @@ | |||
1 | /******************************************************************************* | ||
2 | * | ||
3 | * Module Name: evsci - System Control Interrupt configuration and | ||
4 | * legacy to ACPI mode state transition functions | ||
5 | * | ||
6 | ******************************************************************************/ | ||
7 | |||
8 | /* | ||
9 | * Copyright (C) 2000 - 2008, Intel Corp. | ||
10 | * All rights reserved. | ||
11 | * | ||
12 | * Redistribution and use in source and binary forms, with or without | ||
13 | * modification, are permitted provided that the following conditions | ||
14 | * are met: | ||
15 | * 1. Redistributions of source code must retain the above copyright | ||
16 | * notice, this list of conditions, and the following disclaimer, | ||
17 | * without modification. | ||
18 | * 2. Redistributions in binary form must reproduce at minimum a disclaimer | ||
19 | * substantially similar to the "NO WARRANTY" disclaimer below | ||
20 | * ("Disclaimer") and any redistribution must be conditioned upon | ||
21 | * including a substantially similar Disclaimer requirement for further | ||
22 | * binary redistribution. | ||
23 | * 3. Neither the names of the above-listed copyright holders nor the names | ||
24 | * of any contributors may be used to endorse or promote products derived | ||
25 | * from this software without specific prior written permission. | ||
26 | * | ||
27 | * Alternatively, this software may be distributed under the terms of the | ||
28 | * GNU General Public License ("GPL") version 2 as published by the Free | ||
29 | * Software Foundation. | ||
30 | * | ||
31 | * NO WARRANTY | ||
32 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | ||
33 | * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | ||
34 | * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR | ||
35 | * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | ||
36 | * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | ||
37 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | ||
38 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | ||
39 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | ||
40 | * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING | ||
41 | * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE | ||
42 | * POSSIBILITY OF SUCH DAMAGES. | ||
43 | */ | ||
44 | |||
45 | #include <acpi/acpi.h> | ||
46 | #include <acpi/accommon.h> | ||
47 | #include <acpi/acevents.h> | ||
48 | |||
49 | #define _COMPONENT ACPI_EVENTS | ||
50 | ACPI_MODULE_NAME("evsci") | ||
51 | |||
52 | /* Local prototypes */ | ||
53 | static u32 ACPI_SYSTEM_XFACE acpi_ev_sci_xrupt_handler(void *context); | ||
54 | |||
55 | /******************************************************************************* | ||
56 | * | ||
57 | * FUNCTION: acpi_ev_sci_xrupt_handler | ||
58 | * | ||
59 | * PARAMETERS: Context - Calling Context | ||
60 | * | ||
61 | * RETURN: Status code indicates whether interrupt was handled. | ||
62 | * | ||
63 | * DESCRIPTION: Interrupt handler that will figure out what function or | ||
64 | * control method to call to deal with a SCI. | ||
65 | * | ||
66 | ******************************************************************************/ | ||
67 | |||
68 | static u32 ACPI_SYSTEM_XFACE acpi_ev_sci_xrupt_handler(void *context) | ||
69 | { | ||
70 | struct acpi_gpe_xrupt_info *gpe_xrupt_list = context; | ||
71 | u32 interrupt_handled = ACPI_INTERRUPT_NOT_HANDLED; | ||
72 | |||
73 | ACPI_FUNCTION_TRACE(ev_sci_xrupt_handler); | ||
74 | |||
75 | /* | ||
76 | * We are guaranteed by the ACPI CA initialization/shutdown code that | ||
77 | * if this interrupt handler is installed, ACPI is enabled. | ||
78 | */ | ||
79 | |||
80 | /* | ||
81 | * Fixed Events: | ||
82 | * Check for and dispatch any Fixed Events that have occurred | ||
83 | */ | ||
84 | interrupt_handled |= acpi_ev_fixed_event_detect(); | ||
85 | |||
86 | /* | ||
87 | * General Purpose Events: | ||
88 | * Check for and dispatch any GPEs that have occurred | ||
89 | */ | ||
90 | interrupt_handled |= acpi_ev_gpe_detect(gpe_xrupt_list); | ||
91 | |||
92 | return_UINT32(interrupt_handled); | ||
93 | } | ||
94 | |||
95 | /******************************************************************************* | ||
96 | * | ||
97 | * FUNCTION: acpi_ev_gpe_xrupt_handler | ||
98 | * | ||
99 | * PARAMETERS: Context - Calling Context | ||
100 | * | ||
101 | * RETURN: Status code indicates whether interrupt was handled. | ||
102 | * | ||
103 | * DESCRIPTION: Handler for GPE Block Device interrupts | ||
104 | * | ||
105 | ******************************************************************************/ | ||
106 | |||
107 | u32 ACPI_SYSTEM_XFACE acpi_ev_gpe_xrupt_handler(void *context) | ||
108 | { | ||
109 | struct acpi_gpe_xrupt_info *gpe_xrupt_list = context; | ||
110 | u32 interrupt_handled = ACPI_INTERRUPT_NOT_HANDLED; | ||
111 | |||
112 | ACPI_FUNCTION_TRACE(ev_gpe_xrupt_handler); | ||
113 | |||
114 | /* | ||
115 | * We are guaranteed by the ACPI CA initialization/shutdown code that | ||
116 | * if this interrupt handler is installed, ACPI is enabled. | ||
117 | */ | ||
118 | |||
119 | /* GPEs: Check for and dispatch any GPEs that have occurred */ | ||
120 | |||
121 | interrupt_handled |= acpi_ev_gpe_detect(gpe_xrupt_list); | ||
122 | |||
123 | return_UINT32(interrupt_handled); | ||
124 | } | ||
125 | |||
126 | /****************************************************************************** | ||
127 | * | ||
128 | * FUNCTION: acpi_ev_install_sci_handler | ||
129 | * | ||
130 | * PARAMETERS: none | ||
131 | * | ||
132 | * RETURN: Status | ||
133 | * | ||
134 | * DESCRIPTION: Installs SCI handler. | ||
135 | * | ||
136 | ******************************************************************************/ | ||
137 | |||
138 | u32 acpi_ev_install_sci_handler(void) | ||
139 | { | ||
140 | u32 status = AE_OK; | ||
141 | |||
142 | ACPI_FUNCTION_TRACE(ev_install_sci_handler); | ||
143 | |||
144 | status = | ||
145 | acpi_os_install_interrupt_handler((u32) acpi_gbl_FADT.sci_interrupt, | ||
146 | acpi_ev_sci_xrupt_handler, | ||
147 | acpi_gbl_gpe_xrupt_list_head); | ||
148 | return_ACPI_STATUS(status); | ||
149 | } | ||
150 | |||
151 | /****************************************************************************** | ||
152 | * | ||
153 | * FUNCTION: acpi_ev_remove_sci_handler | ||
154 | * | ||
155 | * PARAMETERS: none | ||
156 | * | ||
157 | * RETURN: E_OK if handler uninstalled OK, E_ERROR if handler was not | ||
158 | * installed to begin with | ||
159 | * | ||
160 | * DESCRIPTION: Remove the SCI interrupt handler. No further SCIs will be | ||
161 | * taken. | ||
162 | * | ||
163 | * Note: It doesn't seem important to disable all events or set the event | ||
164 | * enable registers to their original values. The OS should disable | ||
165 | * the SCI interrupt level when the handler is removed, so no more | ||
166 | * events will come in. | ||
167 | * | ||
168 | ******************************************************************************/ | ||
169 | |||
170 | acpi_status acpi_ev_remove_sci_handler(void) | ||
171 | { | ||
172 | acpi_status status; | ||
173 | |||
174 | ACPI_FUNCTION_TRACE(ev_remove_sci_handler); | ||
175 | |||
176 | /* Just let the OS remove the handler and disable the level */ | ||
177 | |||
178 | status = | ||
179 | acpi_os_remove_interrupt_handler((u32) acpi_gbl_FADT.sci_interrupt, | ||
180 | acpi_ev_sci_xrupt_handler); | ||
181 | |||
182 | return_ACPI_STATUS(status); | ||
183 | } | ||