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Corentin Charyb229ece2011-02-26 10:20:40 +01001/*
2 * Asus Notebooks WMI hotkey driver
3 *
4 * Copyright(C) 2010 Corentin Chary <corentin.chary@gmail.com>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19 */
20
21#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
22
23#include <linux/kernel.h>
24#include <linux/module.h>
25#include <linux/init.h>
26#include <linux/input.h>
27#include <linux/input/sparse-keymap.h>
Corentin Charyfb05b9f2012-03-20 09:53:11 +010028#include <linux/fb.h>
AceLan Kaod2044c52012-07-04 11:19:08 +080029#include <linux/dmi.h>
Corentin Charyb229ece2011-02-26 10:20:40 +010030
31#include "asus-wmi.h"
32
33#define ASUS_NB_WMI_FILE "asus-nb-wmi"
34
Corentin Chary5909c652012-12-17 16:00:05 -080035MODULE_AUTHOR("Corentin Chary <corentin.chary@gmail.com>");
Corentin Charyb229ece2011-02-26 10:20:40 +010036MODULE_DESCRIPTION("Asus Notebooks WMI Hotkey Driver");
37MODULE_LICENSE("GPL");
38
39#define ASUS_NB_WMI_EVENT_GUID "0B3CBB35-E3C2-45ED-91C2-4C5A6D195D1C"
40
41MODULE_ALIAS("wmi:"ASUS_NB_WMI_EVENT_GUID);
42
Corentin Charyfddbfed2011-07-01 11:34:39 +020043/*
44 * WAPF defines the behavior of the Fn+Fx wlan key
45 * The significance of values is yet to be found, but
46 * most of the time:
47 * Bit | Bluetooth | WLAN
48 * 0 | Hardware | Hardware
49 * 1 | Hardware | Software
50 * 4 | Software | Software
51 */
AceLan Kaod2044c52012-07-04 11:19:08 +080052static int wapf = -1;
Corentin Charyfddbfed2011-07-01 11:34:39 +020053module_param(wapf, uint, 0444);
54MODULE_PARM_DESC(wapf, "WAPF value");
55
AceLan Kaod2044c52012-07-04 11:19:08 +080056static struct quirk_entry *quirks;
57
Corentin Chary6a2bccc2012-03-20 09:53:10 +010058static struct quirk_entry quirk_asus_unknown = {
AceLan Kaod2044c52012-07-04 11:19:08 +080059 .wapf = 0,
60};
61
AceLan Kaoa2a96f02012-10-03 11:26:31 +020062/*
63 * For those machines that need software to control bt/wifi status
64 * and can't adjust brightness through ACPI interface
65 * and have duplicate events(ACPI and WMI) for display toggle
66 */
67static struct quirk_entry quirk_asus_x55u = {
68 .wapf = 4,
69 .wmi_backlight_power = true,
70 .no_display_toggle = true,
71};
72
Hans de Goede378008d2014-07-14 09:14:34 +020073static struct quirk_entry quirk_asus_wapf4 = {
AceLan Kaod2044c52012-07-04 11:19:08 +080074 .wapf = 4,
75};
76
AceLan Kaoc66263a2014-07-09 16:18:19 +080077static struct quirk_entry quirk_asus_x200ca = {
78 .wapf = 2,
79};
80
AceLan Kaod2044c52012-07-04 11:19:08 +080081static int dmi_matched(const struct dmi_system_id *dmi)
82{
83 quirks = dmi->driver_data;
84 return 1;
85}
86
Mathias Krause55d1e9d2014-07-16 19:43:08 +020087static const struct dmi_system_id asus_quirks[] = {
AceLan Kaod2044c52012-07-04 11:19:08 +080088 {
89 .callback = dmi_matched,
Hans de Goede831a4442014-07-29 11:59:57 +020090 .ident = "ASUSTeK COMPUTER INC. U32U",
91 .matches = {
92 DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK Computer Inc."),
93 DMI_MATCH(DMI_PRODUCT_NAME, "U32U"),
94 },
95 /*
96 * Note this machine has a Brazos APU, and most Brazos Asus
97 * machines need quirk_asus_x55u / wmi_backlight_power but
98 * here acpi-video seems to work fine for backlight control.
99 */
100 .driver_data = &quirk_asus_wapf4,
101 },
102 {
103 .callback = dmi_matched,
AceLan Kaod2044c52012-07-04 11:19:08 +0800104 .ident = "ASUSTeK COMPUTER INC. X401U",
105 .matches = {
106 DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
107 DMI_MATCH(DMI_PRODUCT_NAME, "X401U"),
108 },
AceLan Kaoa2a96f02012-10-03 11:26:31 +0200109 .driver_data = &quirk_asus_x55u,
110 },
111 {
112 .callback = dmi_matched,
113 .ident = "ASUSTeK COMPUTER INC. X401A",
114 .matches = {
115 DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
116 DMI_MATCH(DMI_PRODUCT_NAME, "X401A"),
117 },
Hans de Goede378008d2014-07-14 09:14:34 +0200118 .driver_data = &quirk_asus_wapf4,
AceLan Kaod2044c52012-07-04 11:19:08 +0800119 },
120 {
121 .callback = dmi_matched,
122 .ident = "ASUSTeK COMPUTER INC. X401A1",
123 .matches = {
124 DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
125 DMI_MATCH(DMI_PRODUCT_NAME, "X401A1"),
126 },
Hans de Goede378008d2014-07-14 09:14:34 +0200127 .driver_data = &quirk_asus_wapf4,
AceLan Kaod2044c52012-07-04 11:19:08 +0800128 },
129 {
130 .callback = dmi_matched,
131 .ident = "ASUSTeK COMPUTER INC. X501U",
132 .matches = {
133 DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
134 DMI_MATCH(DMI_PRODUCT_NAME, "X501U"),
135 },
AceLan Kaoa2a96f02012-10-03 11:26:31 +0200136 .driver_data = &quirk_asus_x55u,
137 },
138 {
139 .callback = dmi_matched,
140 .ident = "ASUSTeK COMPUTER INC. X501A",
141 .matches = {
142 DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
143 DMI_MATCH(DMI_PRODUCT_NAME, "X501A"),
144 },
Hans de Goede378008d2014-07-14 09:14:34 +0200145 .driver_data = &quirk_asus_wapf4,
AceLan Kaod2044c52012-07-04 11:19:08 +0800146 },
147 {
148 .callback = dmi_matched,
149 .ident = "ASUSTeK COMPUTER INC. X501A1",
150 .matches = {
151 DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
152 DMI_MATCH(DMI_PRODUCT_NAME, "X501A1"),
153 },
Hans de Goede378008d2014-07-14 09:14:34 +0200154 .driver_data = &quirk_asus_wapf4,
AceLan Kaod2044c52012-07-04 11:19:08 +0800155 },
156 {
157 .callback = dmi_matched,
Andreas Utterbergc08db552014-05-06 22:27:45 +0200158 .ident = "ASUSTeK COMPUTER INC. X550CA",
159 .matches = {
160 DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
161 DMI_MATCH(DMI_PRODUCT_NAME, "X550CA"),
162 },
Hans de Goede378008d2014-07-14 09:14:34 +0200163 .driver_data = &quirk_asus_wapf4,
Andreas Utterbergc08db552014-05-06 22:27:45 +0200164 },
165 {
166 .callback = dmi_matched,
Hans de Goede6d6ded32014-07-18 12:15:09 +0200167 .ident = "ASUSTeK COMPUTER INC. X550CC",
168 .matches = {
169 DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
170 DMI_MATCH(DMI_PRODUCT_NAME, "X550CC"),
171 },
172 .driver_data = &quirk_asus_wapf4,
173 },
174 {
175 .callback = dmi_matched,
Hans de Goede22ba58c2014-07-14 09:14:35 +0200176 .ident = "ASUSTeK COMPUTER INC. X550CL",
177 .matches = {
178 DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
179 DMI_MATCH(DMI_PRODUCT_NAME, "X550CL"),
180 },
181 .driver_data = &quirk_asus_wapf4,
182 },
183 {
184 .callback = dmi_matched,
Stanislaw Gruszka4ec7a452014-10-26 11:23:55 +0100185 .ident = "ASUSTeK COMPUTER INC. X550VB",
186 .matches = {
187 DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
188 DMI_MATCH(DMI_PRODUCT_NAME, "X550VB"),
189 },
190 .driver_data = &quirk_asus_wapf4,
191 },
192 {
193 .callback = dmi_matched,
Hans de Goede841e11c2014-11-24 11:26:32 +0100194 .ident = "ASUSTeK COMPUTER INC. X551CA",
195 .matches = {
196 DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
197 DMI_MATCH(DMI_PRODUCT_NAME, "X551CA"),
198 },
199 .driver_data = &quirk_asus_wapf4,
200 },
201 {
202 .callback = dmi_matched,
AceLan Kaod2044c52012-07-04 11:19:08 +0800203 .ident = "ASUSTeK COMPUTER INC. X55A",
204 .matches = {
205 DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
206 DMI_MATCH(DMI_PRODUCT_NAME, "X55A"),
207 },
Hans de Goede378008d2014-07-14 09:14:34 +0200208 .driver_data = &quirk_asus_wapf4,
AceLan Kaod2044c52012-07-04 11:19:08 +0800209 },
210 {
211 .callback = dmi_matched,
212 .ident = "ASUSTeK COMPUTER INC. X55C",
213 .matches = {
214 DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
215 DMI_MATCH(DMI_PRODUCT_NAME, "X55C"),
216 },
Hans de Goede378008d2014-07-14 09:14:34 +0200217 .driver_data = &quirk_asus_wapf4,
AceLan Kaod2044c52012-07-04 11:19:08 +0800218 },
219 {
220 .callback = dmi_matched,
221 .ident = "ASUSTeK COMPUTER INC. X55U",
222 .matches = {
223 DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
224 DMI_MATCH(DMI_PRODUCT_NAME, "X55U"),
225 },
AceLan Kaoa2a96f02012-10-03 11:26:31 +0200226 .driver_data = &quirk_asus_x55u,
AceLan Kaod2044c52012-07-04 11:19:08 +0800227 },
228 {
229 .callback = dmi_matched,
230 .ident = "ASUSTeK COMPUTER INC. X55VD",
231 .matches = {
232 DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
233 DMI_MATCH(DMI_PRODUCT_NAME, "X55VD"),
234 },
Hans de Goede378008d2014-07-14 09:14:34 +0200235 .driver_data = &quirk_asus_wapf4,
AceLan Kaod2044c52012-07-04 11:19:08 +0800236 },
AceLan Kaoa849e002013-04-25 15:11:07 +0800237 {
238 .callback = dmi_matched,
239 .ident = "ASUSTeK COMPUTER INC. X75A",
240 .matches = {
241 DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
242 DMI_MATCH(DMI_PRODUCT_NAME, "X75A"),
243 },
Hans de Goede378008d2014-07-14 09:14:34 +0200244 .driver_data = &quirk_asus_wapf4,
AceLan Kaoa849e002013-04-25 15:11:07 +0800245 },
AceLan Kao144a19a2013-07-03 14:35:15 +0800246 {
247 .callback = dmi_matched,
poma7216e102014-05-06 22:03:38 +0200248 .ident = "ASUSTeK COMPUTER INC. X75VBP",
249 .matches = {
250 DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
251 DMI_MATCH(DMI_PRODUCT_NAME, "X75VBP"),
252 },
Hans de Goede378008d2014-07-14 09:14:34 +0200253 .driver_data = &quirk_asus_wapf4,
poma7216e102014-05-06 22:03:38 +0200254 },
255 {
256 .callback = dmi_matched,
AceLan Kao144a19a2013-07-03 14:35:15 +0800257 .ident = "ASUSTeK COMPUTER INC. 1015E",
258 .matches = {
259 DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
260 DMI_MATCH(DMI_PRODUCT_NAME, "1015E"),
261 },
Hans de Goede378008d2014-07-14 09:14:34 +0200262 .driver_data = &quirk_asus_wapf4,
AceLan Kao144a19a2013-07-03 14:35:15 +0800263 },
264 {
265 .callback = dmi_matched,
266 .ident = "ASUSTeK COMPUTER INC. 1015U",
267 .matches = {
268 DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
269 DMI_MATCH(DMI_PRODUCT_NAME, "1015U"),
270 },
Hans de Goede378008d2014-07-14 09:14:34 +0200271 .driver_data = &quirk_asus_wapf4,
AceLan Kao144a19a2013-07-03 14:35:15 +0800272 },
AceLan Kaoc66263a2014-07-09 16:18:19 +0800273 {
274 .callback = dmi_matched,
275 .ident = "ASUSTeK COMPUTER INC. X200CA",
276 .matches = {
277 DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
278 DMI_MATCH(DMI_PRODUCT_NAME, "X200CA"),
279 },
280 .driver_data = &quirk_asus_x200ca,
281 },
AceLan Kaod2044c52012-07-04 11:19:08 +0800282 {},
Corentin Chary6a2bccc2012-03-20 09:53:10 +0100283};
284
Corentin Charyfddbfed2011-07-01 11:34:39 +0200285static void asus_nb_wmi_quirks(struct asus_wmi_driver *driver)
286{
AceLan Kaod2044c52012-07-04 11:19:08 +0800287 quirks = &quirk_asus_unknown;
288 dmi_check_system(asus_quirks);
289
290 driver->quirks = quirks;
Corentin Charyfb05b9f2012-03-20 09:53:11 +0100291 driver->panel_power = FB_BLANK_UNBLANK;
AceLan Kaod2044c52012-07-04 11:19:08 +0800292
293 /* overwrite the wapf setting if the wapf paramater is specified */
294 if (wapf != -1)
295 quirks->wapf = wapf;
296 else
297 wapf = quirks->wapf;
Corentin Charyfddbfed2011-07-01 11:34:39 +0200298}
299
Corentin Charyb229ece2011-02-26 10:20:40 +0100300static const struct key_entry asus_nb_wmi_keymap[] = {
Corentin Chary3ba03022012-11-29 09:12:38 +0100301 { KE_KEY, ASUS_WMI_BRN_DOWN, { KEY_BRIGHTNESSDOWN } },
302 { KE_KEY, ASUS_WMI_BRN_UP, { KEY_BRIGHTNESSUP } },
Corentin Charyb229ece2011-02-26 10:20:40 +0100303 { KE_KEY, 0x30, { KEY_VOLUMEUP } },
304 { KE_KEY, 0x31, { KEY_VOLUMEDOWN } },
305 { KE_KEY, 0x32, { KEY_MUTE } },
306 { KE_KEY, 0x33, { KEY_DISPLAYTOGGLE } }, /* LCD on */
307 { KE_KEY, 0x34, { KEY_DISPLAY_OFF } }, /* LCD off */
308 { KE_KEY, 0x40, { KEY_PREVIOUSSONG } },
309 { KE_KEY, 0x41, { KEY_NEXTSONG } },
Corentin Charya935eae2012-10-03 11:26:26 +0200310 { KE_KEY, 0x43, { KEY_STOPCD } }, /* Stop/Eject */
Corentin Charyb229ece2011-02-26 10:20:40 +0100311 { KE_KEY, 0x45, { KEY_PLAYPAUSE } },
Corentin Charya935eae2012-10-03 11:26:26 +0200312 { KE_KEY, 0x4c, { KEY_MEDIA } }, /* WMP Key */
Corentin Charyb229ece2011-02-26 10:20:40 +0100313 { KE_KEY, 0x50, { KEY_EMAIL } },
314 { KE_KEY, 0x51, { KEY_WWW } },
315 { KE_KEY, 0x55, { KEY_CALC } },
Corentin Chary9b05ea22012-03-20 09:53:02 +0100316 { KE_IGNORE, 0x57, }, /* Battery mode */
317 { KE_IGNORE, 0x58, }, /* AC mode */
Corentin Charyb229ece2011-02-26 10:20:40 +0100318 { KE_KEY, 0x5C, { KEY_F15 } }, /* Power Gear key */
Corentin Charyfddbfed2011-07-01 11:34:39 +0200319 { KE_KEY, 0x5D, { KEY_WLAN } }, /* Wireless console Toggle */
320 { KE_KEY, 0x5E, { KEY_WLAN } }, /* Wireless console Enable */
321 { KE_KEY, 0x5F, { KEY_WLAN } }, /* Wireless console Disable */
AceLan Kao98bfcb82012-10-03 11:26:29 +0200322 { KE_KEY, 0x60, { KEY_TOUCHPAD_ON } },
AceLan Kao24c8a4c2012-10-03 11:26:30 +0200323 { KE_KEY, 0x61, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD only */
324 { KE_KEY, 0x62, { KEY_SWITCHVIDEOMODE } }, /* SDSP CRT only */
325 { KE_KEY, 0x63, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + CRT */
326 { KE_KEY, 0x64, { KEY_SWITCHVIDEOMODE } }, /* SDSP TV */
327 { KE_KEY, 0x65, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + TV */
328 { KE_KEY, 0x66, { KEY_SWITCHVIDEOMODE } }, /* SDSP CRT + TV */
329 { KE_KEY, 0x67, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + CRT + TV */
Corentin Charyb229ece2011-02-26 10:20:40 +0100330 { KE_KEY, 0x6B, { KEY_TOUCHPAD_TOGGLE } },
Corentin Chary982d3852012-10-03 11:26:25 +0200331 { KE_IGNORE, 0x6E, }, /* Low Battery notification */
Corentin Charya935eae2012-10-03 11:26:26 +0200332 { KE_KEY, 0x7D, { KEY_BLUETOOTH } }, /* Bluetooth Enable */
333 { KE_KEY, 0x7E, { KEY_BLUETOOTH } }, /* Bluetooth Disable */
Corentin Charyb229ece2011-02-26 10:20:40 +0100334 { KE_KEY, 0x82, { KEY_CAMERA } },
Corentin Charya935eae2012-10-03 11:26:26 +0200335 { KE_KEY, 0x88, { KEY_RFKILL } }, /* Radio Toggle Key */
336 { KE_KEY, 0x8A, { KEY_PROG1 } }, /* Color enhancement mode */
AceLan Kao24c8a4c2012-10-03 11:26:30 +0200337 { KE_KEY, 0x8C, { KEY_SWITCHVIDEOMODE } }, /* SDSP DVI only */
338 { KE_KEY, 0x8D, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + DVI */
339 { KE_KEY, 0x8E, { KEY_SWITCHVIDEOMODE } }, /* SDSP CRT + DVI */
340 { KE_KEY, 0x8F, { KEY_SWITCHVIDEOMODE } }, /* SDSP TV + DVI */
341 { KE_KEY, 0x90, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + CRT + DVI */
342 { KE_KEY, 0x91, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + TV + DVI */
343 { KE_KEY, 0x92, { KEY_SWITCHVIDEOMODE } }, /* SDSP CRT + TV + DVI */
344 { KE_KEY, 0x93, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + CRT + TV + DVI */
Corentin Charyb229ece2011-02-26 10:20:40 +0100345 { KE_KEY, 0x95, { KEY_MEDIA } },
346 { KE_KEY, 0x99, { KEY_PHONE } },
AceLan Kao37660542012-07-04 15:20:14 +0800347 { KE_KEY, 0xA0, { KEY_SWITCHVIDEOMODE } }, /* SDSP HDMI only */
348 { KE_KEY, 0xA1, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + HDMI */
349 { KE_KEY, 0xA2, { KEY_SWITCHVIDEOMODE } }, /* SDSP CRT + HDMI */
350 { KE_KEY, 0xA3, { KEY_SWITCHVIDEOMODE } }, /* SDSP TV + HDMI */
AceLan Kao24c8a4c2012-10-03 11:26:30 +0200351 { KE_KEY, 0xA4, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + CRT + HDMI */
352 { KE_KEY, 0xA5, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + TV + HDMI */
353 { KE_KEY, 0xA6, { KEY_SWITCHVIDEOMODE } }, /* SDSP CRT + TV + HDMI */
354 { KE_KEY, 0xA7, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + CRT + TV + HDMI */
Corentin Charya935eae2012-10-03 11:26:26 +0200355 { KE_KEY, 0xB5, { KEY_CALC } },
356 { KE_KEY, 0xC4, { KEY_KBDILLUMUP } },
357 { KE_KEY, 0xC5, { KEY_KBDILLUMDOWN } },
Viktar Vauchkevich3aabf442013-05-23 07:17:11 +0300358 { KE_IGNORE, 0xC6, }, /* Ambient Light Sensor notification */
Corentin Charyb229ece2011-02-26 10:20:40 +0100359 { KE_END, 0},
360};
361
362static struct asus_wmi_driver asus_nb_wmi_driver = {
363 .name = ASUS_NB_WMI_FILE,
364 .owner = THIS_MODULE,
365 .event_guid = ASUS_NB_WMI_EVENT_GUID,
366 .keymap = asus_nb_wmi_keymap,
367 .input_name = "Asus WMI hotkeys",
368 .input_phys = ASUS_NB_WMI_FILE "/input0",
AceLan Kaoc87992d2012-03-20 09:53:08 +0100369 .detect_quirks = asus_nb_wmi_quirks,
Corentin Charyb229ece2011-02-26 10:20:40 +0100370};
371
372
373static int __init asus_nb_wmi_init(void)
374{
375 return asus_wmi_register_driver(&asus_nb_wmi_driver);
376}
377
378static void __exit asus_nb_wmi_exit(void)
379{
380 asus_wmi_unregister_driver(&asus_nb_wmi_driver);
381}
382
383module_init(asus_nb_wmi_init);
384module_exit(asus_nb_wmi_exit);