ReactOS 0.4.15-dev-7677-g8209aa5
button.c
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1/*
2 * acpi_button.c - ACPI Button Driver ($Revision: 29 $)
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#include <precomp.h>
27
28#define NDEBUG
29#include <debug.h>
30
31#define _COMPONENT ACPI_BUTTON_COMPONENT
32ACPI_MODULE_NAME ("acpi_button")
33
34
37
39 {0,0},
42 0,
43 0,
44 "ACPI_FPB,ACPI_FSB,PNP0C0D,PNP0C0C,PNP0C0E",
46};
47
50 struct acpi_device *device; /* Fixed button kludge */
52 unsigned long pushed;
53};
54
58
59/* --------------------------------------------------------------------------
60 Driver Interface
61 -------------------------------------------------------------------------- */
62
63void
67 void *data)
68{
69 struct acpi_button *button = (struct acpi_button *) data;
70
71 ACPI_FUNCTION_TRACE("acpi_button_notify");
72
73 if (!button || !button->device)
75
76 switch (event) {
78 acpi_bus_generate_event(button->device, event, ++button->pushed);
79 break;
80 default:
82 "Unsupported event [0x%x]\n", event));
83 break;
84 }
85
87}
88
89
92 void *data)
93{
94 struct acpi_button *button = (struct acpi_button *) data;
95
96 ACPI_FUNCTION_TRACE("acpi_button_notify_fixed");
97
98 if (!button)
100
102
104}
105
106
107static int
109 struct acpi_device *device)
110{
111 int result = 0;
113 struct acpi_button *button = NULL;
114
115 ACPI_FUNCTION_TRACE("acpi_button_add");
116
117 if (!device)
118 return_VALUE(-1);
119
120 button = ExAllocatePoolWithTag(NonPagedPool,sizeof(struct acpi_button), 'IPCA');
121 if (!button)
122 return_VALUE(-4);
123 memset(button, 0, sizeof(struct acpi_button));
124
125 button->device = device;
126 button->handle = device->handle;
128
129 /*
130 * Determine the button type (via hid), as fixed-feature buttons
131 * need to be handled a bit differently than generic-space.
132 */
139 }
146 }
153 }
160 }
167 }
168 else {
169 ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Unsupported hid [%s]\n",
171 result = -15;
172 goto end;
173 }
174
175 /*
176 * Ensure only one button of each type is used.
177 */
178 switch (button->type) {
181 if (!power_button)
183 else {
184 ExFreePoolWithTag(button, 'IPCA');
185 return_VALUE(-15);
186 }
187 break;
190 if (!sleep_button)
192 else {
193 ExFreePoolWithTag(button, 'IPCA');
194 return_VALUE(-15);
195 }
196 break;
198 if (!lid_button)
200 else {
201 ExFreePoolWithTag(button, 'IPCA');
202 return_VALUE(-15);
203 }
204 break;
205 }
206
207 switch (button->type) {
212 button);
213 break;
218 button);
219 break;
224 button);
225 break;
226 default:
228 button->handle,
231 button);
232 break;
233 }
234
235 if (ACPI_FAILURE(status)) {
236 ACPI_DEBUG_PRINT((ACPI_DB_ERROR,
237 "Error installing notify handler\n"));
238 result = -15;
239 goto end;
240 }
241
242 DPRINT("%s [%s]\n",
244
245end:
246 if (result) {
247 ExFreePoolWithTag(button, 'IPCA');
248 }
249
251}
252
253
254static int
256{
258 struct acpi_button *button = NULL;
259
260 ACPI_FUNCTION_TRACE("acpi_button_remove");
261
263 return_VALUE(-1);
264
266
267 /* Unregister for device notifications. */
268 switch (button->type) {
272 break;
276 break;
280 break;
281 default:
284 break;
285 }
286
287 if (ACPI_FAILURE(status))
288 ACPI_DEBUG_PRINT((ACPI_DB_ERROR,
289 "Error removing notify handler\n"));
290
291 ExFreePoolWithTag(button, 'IPCA');
292
293 return_VALUE(0);
294}
295
296
297int
299{
300 int result = 0;
301
302 ACPI_FUNCTION_TRACE("acpi_button_init");
303
305 if (result < 0) {
306 return_VALUE(-15);
307 }
308
309 return_VALUE(0);
310}
311
312
313void
315{
316 ACPI_FUNCTION_TRACE("acpi_button_exit");
317
319
321}
322
323
unsigned char UINT8
unsigned int UINT32
int strcmp(const char *String1, const char *String2)
Definition: utclib.c:469
#define ACPI_FAILURE(a)
Definition: acexcep.h:95
#define AE_BAD_PARAMETER
Definition: acexcep.h:151
#define AE_OK
Definition: acexcep.h:97
#define ACPI_DEBUG_PRINT(pl)
Definition: acoutput.h:475
#define return_VALUE(s)
Definition: acoutput.h:499
#define ACPI_MODULE_NAME(Name)
Definition: acoutput.h:216
#define return_ACPI_STATUS(s)
Definition: acoutput.h:496
#define ACPI_FUNCTION_TRACE(a)
Definition: acoutput.h:480
#define return_VOID
Definition: acoutput.h:495
#define ACPI_DB_INFO
Definition: acoutput.h:153
#define acpi_device_bid(d)
Definition: acpi_bus.h:186
#define acpi_driver_data(d)
Definition: acpi_bus.h:289
#define acpi_device_class(d)
Definition: acpi_bus.h:191
#define acpi_device_hid(d)
Definition: acpi_bus.h:188
#define acpi_device_name(d)
Definition: acpi_bus.h:190
#define ACPI_BUTTON_HID_LID
Definition: acpi_drivers.h:106
#define ACPI_BUTTON_TYPE_SLEEPF
Definition: acpi_drivers.h:103
#define ACPI_BUTTON_NOTIFY_STATUS
Definition: acpi_drivers.h:87
#define ACPI_BUTTON_TYPE_SLEEP
Definition: acpi_drivers.h:102
#define ACPI_BUTTON_HID_SLEEPF
Definition: acpi_drivers.h:99
#define ACPI_BUTTON_HID_POWERF
Definition: acpi_drivers.h:91
#define ACPI_BUTTON_DEVICE_NAME_SLEEPF
Definition: acpi_drivers.h:101
#define ACPI_BUTTON_HID_POWER
Definition: acpi_drivers.h:90
#define ACPI_BUTTON_CLASS
Definition: acpi_drivers.h:83
#define ACPI_BUTTON_TYPE_LID
Definition: acpi_drivers.h:108
#define ACPI_BUTTON_TYPE_POWER
Definition: acpi_drivers.h:94
#define ACPI_BUTTON_TYPE_POWERF
Definition: acpi_drivers.h:95
#define ACPI_BUTTON_HID_SLEEP
Definition: acpi_drivers.h:98
#define ACPI_BUTTON_SUBCLASS_POWER
Definition: acpi_drivers.h:89
#define ACPI_BUTTON_DRIVER_NAME
Definition: acpi_drivers.h:82
#define ACPI_BUTTON_DEVICE_NAME_SLEEP
Definition: acpi_drivers.h:100
#define ACPI_BUTTON_SUBCLASS_SLEEP
Definition: acpi_drivers.h:97
#define ACPI_BUTTON_DEVICE_NAME_POWER
Definition: acpi_drivers.h:92
#define ACPI_BUTTON_DEVICE_NAME_LID
Definition: acpi_drivers.h:107
#define ACPI_BUTTON_SUBCLASS_LID
Definition: acpi_drivers.h:105
#define ACPI_BUTTON_DEVICE_NAME_POWERF
Definition: acpi_drivers.h:93
#define ACPI_EVENT_POWER_BUTTON
Definition: actypes.h:765
#define ACPI_DEVICE_NOTIFY
Definition: actypes.h:845
UINT32 ACPI_STATUS
Definition: actypes.h:460
#define ACPI_EVENT_SLEEP_BUTTON
Definition: actypes.h:766
#define NULL
Definition: types.h:112
int acpi_bus_register_driver(struct acpi_driver *driver)
Definition: bus.c:1029
int acpi_bus_generate_event(struct acpi_device *device, UINT8 type, int data)
Definition: bus.c:485
void acpi_bus_unregister_driver(struct acpi_driver *driver)
Definition: bus.c:1056
struct acpi_device * sleep_button
Definition: button.c:56
struct acpi_device * power_button
Definition: button.c:55
static int acpi_button_remove(struct acpi_device *device, int type)
Definition: button.c:255
static int acpi_button_add(struct acpi_device *device)
Definition: button.c:108
void acpi_button_notify(ACPI_HANDLE handle, UINT32 event, void *data)
Definition: button.c:64
static struct acpi_driver acpi_button_driver
Definition: button.c:38
ACPI_STATUS acpi_button_notify_fixed(void *data)
Definition: button.c:91
void acpi_button_exit(void)
Definition: button.c:314
struct acpi_device * lid_button
Definition: button.c:57
int acpi_button_init(void)
Definition: button.c:298
#define ExAllocatePoolWithTag(hernya, size, tag)
Definition: env_spec_w32.h:350
#define NonPagedPool
Definition: env_spec_w32.h:307
ACPI_STATUS AcpiRemoveNotifyHandler(ACPI_HANDLE Device, UINT32 HandlerType, ACPI_NOTIFY_HANDLER Handler)
Definition: evxface.c:273
ACPI_STATUS AcpiInstallNotifyHandler(ACPI_HANDLE Device, UINT32 HandlerType, ACPI_NOTIFY_HANDLER Handler, void *Context)
Definition: evxface.c:96
ACPI_STATUS AcpiRemoveFixedEventHandler(UINT32 Event, ACPI_EVENT_HANDLER Handler)
Definition: evxface.c:786
ACPI_STATUS AcpiInstallFixedEventHandler(UINT32 Event, ACPI_EVENT_HANDLER Handler, void *Context)
Definition: evxface.c:707
GLuint GLuint GLsizei GLenum type
Definition: gl.h:1545
GLuint GLuint end
Definition: gl.h:1545
GLint GLenum GLsizei GLsizei GLsizei GLint GLsizei const GLvoid * data
Definition: gl.h:1950
struct _cl_event * event
Definition: glext.h:7739
GLuint64EXT * result
Definition: glext.h:11304
#define ExFreePoolWithTag(_P, _T)
Definition: module.h:1109
#define sprintf(buf, format,...)
Definition: sprintf.c:55
DWORD button
Definition: button.c:166
#define memset(x, y, z)
Definition: compat.h:39
#define DPRINT
Definition: sndvol32.h:71
ACPI_HANDLE handle
Definition: button.c:49
unsigned long pushed
Definition: button.c:52
UINT8 type
Definition: button.c:51
struct acpi_device * device
Definition: button.c:50
Definition: devices.h:37
Definition: ps.c:97