1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
|
// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Eee PC WMI hotkey driver
*
* Copyright(C) 2010 Intel Corporation.
* Copyright(C) 2010-2011 Corentin Chary <corentin.chary@gmail.com>
*
* Portions based on wistron_btns.c:
* Copyright (C) 2005 Miloslav Trmac <mitr@volny.cz>
* Copyright (C) 2005 Bernhard Rosenkraenzer <bero@arklinux.org>
* Copyright (C) 2005 Dmitry Torokhov <dtor@mail.ru>
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/init.h>
#include <linux/input.h>
#include <linux/input/sparse-keymap.h>
#include <linux/dmi.h>
#include <linux/fb.h>
#include <linux/acpi.h>
#include "asus-wmi.h"
#define EEEPC_WMI_FILE "eeepc-wmi"
MODULE_AUTHOR("Corentin Chary <corentin.chary@gmail.com>");
MODULE_DESCRIPTION("Eee PC WMI Hotkey Driver");
MODULE_LICENSE("GPL");
#define EEEPC_ACPI_HID "ASUS010" /* old _HID used in eeepc-laptop */
#define EEEPC_WMI_EVENT_GUID "ABBC0F72-8EA1-11D1-00A0-C90629100000"
MODULE_ALIAS("wmi:"EEEPC_WMI_EVENT_GUID);
static bool hotplug_wireless;
module_param(hotplug_wireless, bool, 0444);
MODULE_PARM_DESC(hotplug_wireless,
"Enable hotplug for wireless device. "
"If your laptop needs that, please report to "
"acpi4asus-user@lists.sourceforge.net.");
/* Values for T101MT "Home" key */
#define HOME_PRESS 0xe4
#define HOME_HOLD 0xea
#define HOME_RELEASE 0xe5
static const struct key_entry eeepc_wmi_keymap[] = {
{ KE_KEY, ASUS_WMI_BRN_DOWN, { KEY_BRIGHTNESSDOWN } },
{ KE_KEY, ASUS_WMI_BRN_UP, { KEY_BRIGHTNESSUP } },
/* Sleep already handled via generic ACPI code */
{ KE_KEY, 0x30, { KEY_VOLUMEUP } },
{ KE_KEY, 0x31, { KEY_VOLUMEDOWN } },
{ KE_KEY, 0x32, { KEY_MUTE } },
{ KE_KEY, 0x5c, { KEY_F15 } }, /* Power Gear key */
{ KE_KEY, 0x5d, { KEY_WLAN } },
{ KE_KEY, 0x6b, { KEY_TOUCHPAD_TOGGLE } }, /* Toggle Touchpad */
{ KE_KEY, 0x82, { KEY_CAMERA } },
{ KE_KEY, 0x83, { KEY_CAMERA_ZOOMIN } },
{ KE_KEY, 0x88, { KEY_WLAN } },
{ KE_KEY, 0xbd, { KEY_CAMERA } },
{ KE_KEY, 0xcc, { KEY_SWITCHVIDEOMODE } },
{ KE_KEY, 0xe0, { KEY_PROG1 } }, /* Task Manager */
{ KE_KEY, 0xe1, { KEY_F14 } }, /* Change Resolution */
{ KE_KEY, HOME_PRESS, { KEY_CONFIG } }, /* Home/Express gate key */
{ KE_KEY, 0xe8, { KEY_SCREENLOCK } },
{ KE_KEY, 0xe9, { KEY_DISPLAYTOGGLE } },
{ KE_KEY, 0xeb, { KEY_CAMERA_ZOOMOUT } },
{ KE_KEY, 0xec, { KEY_CAMERA_UP } },
{ KE_KEY, 0xed, { KEY_CAMERA_DOWN } },
{ KE_KEY, 0xee, { KEY_CAMERA_LEFT } },
{ KE_KEY, 0xef, { KEY_CAMERA_RIGHT } },
{ KE_KEY, 0xf3, { KEY_MENU } },
{ KE_KEY, 0xf5, { KEY_HOMEPAGE } },
{ KE_KEY, 0xf6, { KEY_ESC } },
{ KE_END, 0},
};
static struct quirk_entry quirk_asus_unknown = {
};
static struct quirk_entry quirk_asus_1000h = {
.hotplug_wireless = true,
};
static struct quirk_entry quirk_asus_et2012_type1 = {
.store_backlight_power = true,
};
static struct quirk_entry quirk_asus_et2012_type3 = {
.scalar_panel_brightness = true,
.store_backlight_power = true,
};
static struct quirk_entry *quirks;
static void et2012_quirks(void)
{
const struct dmi_device *dev = NULL;
char oemstring[30];
while ((dev = dmi_find_device(DMI_DEV_TYPE_OEM_STRING, NULL, dev))) {
if (sscanf(dev->name, "AEMS%24c", oemstring) == 1) {
if (oemstring[18] == '1')
quirks = &quirk_asus_et2012_type1;
else if (oemstring[18] == '3')
quirks = &quirk_asus_et2012_type3;
break;
}
}
}
static int dmi_matched(const struct dmi_system_id *dmi)
{
char *model;
quirks = dmi->driver_data;
model = (char *)dmi->matches[1].substr;
if (unlikely(strncmp(model, "ET2012", 6) == 0))
et2012_quirks();
return 1;
}
static const struct dmi_system_id asus_quirks[] = {
{
.callback = dmi_matched,
.ident = "ASUSTeK Computer INC. 1000H",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK Computer INC."),
DMI_MATCH(DMI_PRODUCT_NAME, "1000H"),
},
.driver_data = &quirk_asus_1000h,
},
{
.callback = dmi_matched,
.ident = "ASUSTeK Computer INC. ET2012E/I",
.matches = {
DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK Computer INC."),
DMI_MATCH(DMI_PRODUCT_NAME, "ET2012"),
},
.driver_data = &quirk_asus_unknown,
},
{}
};
static void eeepc_wmi_key_filter(struct asus_wmi_driver *asus_wmi, int *code,
unsigned int *value, bool *autorelease)
{
switch (*code) {
case HOME_PRESS:
*value = 1;
*autorelease = 0;
break;
case HOME_HOLD:
*code = ASUS_WMI_KEY_IGNORE;
break;
case HOME_RELEASE:
*code = HOME_PRESS;
*value = 0;
*autorelease = 0;
break;
}
}
static int eeepc_wmi_probe(struct platform_device *pdev)
{
if (acpi_dev_found(EEEPC_ACPI_HID)) {
pr_warn("Found legacy ATKD device (%s)\n", EEEPC_ACPI_HID);
pr_warn("WMI device present, but legacy ATKD device is also "
"present and enabled\n");
pr_warn("You probably booted with acpi_osi=\"Linux\" or "
"acpi_osi=\"!Windows 2009\"\n");
pr_warn("Can't load eeepc-wmi, use default acpi_osi "
"(preferred) or eeepc-laptop\n");
return -EBUSY;
}
return 0;
}
static void eeepc_wmi_quirks(struct asus_wmi_driver *driver)
{
quirks = &quirk_asus_unknown;
quirks->hotplug_wireless = hotplug_wireless;
dmi_check_system(asus_quirks);
driver->quirks = quirks;
driver->quirks->wapf = -1;
driver->panel_power = FB_BLANK_UNBLANK;
}
static struct asus_wmi_driver asus_wmi_driver = {
.name = EEEPC_WMI_FILE,
.owner = THIS_MODULE,
.event_guid = EEEPC_WMI_EVENT_GUID,
.keymap = eeepc_wmi_keymap,
.input_name = "Eee PC WMI hotkeys",
.input_phys = EEEPC_WMI_FILE "/input0",
.key_filter = eeepc_wmi_key_filter,
.probe = eeepc_wmi_probe,
.detect_quirks = eeepc_wmi_quirks,
};
static int __init eeepc_wmi_init(void)
{
return asus_wmi_register_driver(&asus_wmi_driver);
}
static void __exit eeepc_wmi_exit(void)
{
asus_wmi_unregister_driver(&asus_wmi_driver);
}
module_init(eeepc_wmi_init);
module_exit(eeepc_wmi_exit);
|
