1 /*
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>
28 #include <linux/fb.h>
29 #include <linux/dmi.h>
30 #include <linux/i8042.h>
31 
32 #include "asus-wmi.h"
33 
34 #define	ASUS_NB_WMI_FILE	"asus-nb-wmi"
35 
36 MODULE_AUTHOR("Corentin Chary <corentin.chary@gmail.com>");
37 MODULE_DESCRIPTION("Asus Notebooks WMI Hotkey Driver");
38 MODULE_LICENSE("GPL");
39 
40 #define ASUS_NB_WMI_EVENT_GUID	"0B3CBB35-E3C2-45ED-91C2-4C5A6D195D1C"
41 
42 MODULE_ALIAS("wmi:"ASUS_NB_WMI_EVENT_GUID);
43 
44 /*
45  * WAPF defines the behavior of the Fn+Fx wlan key
46  * The significance of values is yet to be found, but
47  * most of the time:
48  * Bit | Bluetooth | WLAN
49  *  0  | Hardware  | Hardware
50  *  1  | Hardware  | Software
51  *  4  | Software  | Software
52  */
53 static int wapf = -1;
54 module_param(wapf, uint, 0444);
55 MODULE_PARM_DESC(wapf, "WAPF value");
56 
57 static struct quirk_entry *quirks;
58 
59 static bool asus_q500a_i8042_filter(unsigned char data, unsigned char str,
60 			      struct serio *port)
61 {
62 	static bool extended;
63 	bool ret = false;
64 
65 	if (str & I8042_STR_AUXDATA)
66 		return false;
67 
68 	if (unlikely(data == 0xe1)) {
69 		extended = true;
70 		ret = true;
71 	} else if (unlikely(extended)) {
72 		extended = false;
73 		ret = true;
74 	}
75 
76 	return ret;
77 }
78 
79 static struct quirk_entry quirk_asus_unknown = {
80 	.wapf = 0,
81 };
82 
83 static struct quirk_entry quirk_asus_q500a = {
84 	.i8042_filter = asus_q500a_i8042_filter,
85 };
86 
87 /*
88  * For those machines that need software to control bt/wifi status
89  * and can't adjust brightness through ACPI interface
90  * and have duplicate events(ACPI and WMI) for display toggle
91  */
92 static struct quirk_entry quirk_asus_x55u = {
93 	.wapf = 4,
94 	.wmi_backlight_power = true,
95 	.no_display_toggle = true,
96 };
97 
98 static struct quirk_entry quirk_asus_wapf4 = {
99 	.wapf = 4,
100 };
101 
102 static struct quirk_entry quirk_asus_x200ca = {
103 	.wapf = 2,
104 };
105 
106 static struct quirk_entry quirk_no_rfkill = {
107 	.no_rfkill = true,
108 };
109 
110 static struct quirk_entry quirk_no_rfkill_wapf4 = {
111 	.wapf = 4,
112 	.no_rfkill = true,
113 };
114 
115 static struct quirk_entry quirk_asus_ux303ub = {
116 	.wmi_backlight_native = true,
117 };
118 
119 static struct quirk_entry quirk_asus_x550lb = {
120 	.xusb2pr = 0x01D9,
121 };
122 
123 static int dmi_matched(const struct dmi_system_id *dmi)
124 {
125 	pr_info("Identified laptop model '%s'\n", dmi->ident);
126 	quirks = dmi->driver_data;
127 	return 1;
128 }
129 
130 static const struct dmi_system_id asus_quirks[] = {
131 	{
132 		.callback = dmi_matched,
133 		.ident = "ASUSTeK COMPUTER INC. Q500A",
134 		.matches = {
135 			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
136 			DMI_MATCH(DMI_PRODUCT_NAME, "Q500A"),
137 		},
138 		.driver_data = &quirk_asus_q500a,
139 	},
140 	{
141 		.callback = dmi_matched,
142 		.ident = "ASUSTeK COMPUTER INC. U32U",
143 		.matches = {
144 			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK Computer Inc."),
145 			DMI_MATCH(DMI_PRODUCT_NAME, "U32U"),
146 		},
147 		/*
148 		 * Note this machine has a Brazos APU, and most Brazos Asus
149 		 * machines need quirk_asus_x55u / wmi_backlight_power but
150 		 * here acpi-video seems to work fine for backlight control.
151 		 */
152 		.driver_data = &quirk_asus_wapf4,
153 	},
154 	{
155 		.callback = dmi_matched,
156 		.ident = "ASUSTeK COMPUTER INC. X401U",
157 		.matches = {
158 			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
159 			DMI_MATCH(DMI_PRODUCT_NAME, "X401U"),
160 		},
161 		.driver_data = &quirk_asus_x55u,
162 	},
163 	{
164 		.callback = dmi_matched,
165 		.ident = "ASUSTeK COMPUTER INC. X401A",
166 		.matches = {
167 			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
168 			DMI_MATCH(DMI_PRODUCT_NAME, "X401A"),
169 		},
170 		.driver_data = &quirk_asus_wapf4,
171 	},
172 	{
173 		.callback = dmi_matched,
174 		.ident = "ASUSTeK COMPUTER INC. X401A1",
175 		.matches = {
176 			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
177 			DMI_MATCH(DMI_PRODUCT_NAME, "X401A1"),
178 		},
179 		.driver_data = &quirk_asus_wapf4,
180 	},
181 	{
182 		.callback = dmi_matched,
183 		.ident = "ASUSTeK COMPUTER INC. X45U",
184 		.matches = {
185 			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
186 			DMI_MATCH(DMI_PRODUCT_NAME, "X45U"),
187 		},
188 		.driver_data = &quirk_asus_wapf4,
189 	},
190 	{
191 		.callback = dmi_matched,
192 		.ident = "ASUSTeK COMPUTER INC. X456UA",
193 		.matches = {
194 			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
195 			DMI_MATCH(DMI_PRODUCT_NAME, "X456UA"),
196 		},
197 		.driver_data = &quirk_no_rfkill_wapf4,
198 	},
199 	{
200 		.callback = dmi_matched,
201 		.ident = "ASUSTeK COMPUTER INC. X456UF",
202 		.matches = {
203 			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
204 			DMI_MATCH(DMI_PRODUCT_NAME, "X456UF"),
205 		},
206 		.driver_data = &quirk_no_rfkill_wapf4,
207 	},
208 	{
209 		.callback = dmi_matched,
210 		.ident = "ASUSTeK COMPUTER INC. X501U",
211 		.matches = {
212 			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
213 			DMI_MATCH(DMI_PRODUCT_NAME, "X501U"),
214 		},
215 		.driver_data = &quirk_asus_x55u,
216 	},
217 	{
218 		.callback = dmi_matched,
219 		.ident = "ASUSTeK COMPUTER INC. X501A",
220 		.matches = {
221 			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
222 			DMI_MATCH(DMI_PRODUCT_NAME, "X501A"),
223 		},
224 		.driver_data = &quirk_asus_wapf4,
225 	},
226 	{
227 		.callback = dmi_matched,
228 		.ident = "ASUSTeK COMPUTER INC. X501A1",
229 		.matches = {
230 			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
231 			DMI_MATCH(DMI_PRODUCT_NAME, "X501A1"),
232 		},
233 		.driver_data = &quirk_asus_wapf4,
234 	},
235 	{
236 		.callback = dmi_matched,
237 		.ident = "ASUSTeK COMPUTER INC. X550CA",
238 		.matches = {
239 			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
240 			DMI_MATCH(DMI_PRODUCT_NAME, "X550CA"),
241 		},
242 		.driver_data = &quirk_asus_wapf4,
243 	},
244 	{
245 		.callback = dmi_matched,
246 		.ident = "ASUSTeK COMPUTER INC. X550CC",
247 		.matches = {
248 			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
249 			DMI_MATCH(DMI_PRODUCT_NAME, "X550CC"),
250 		},
251 		.driver_data = &quirk_asus_wapf4,
252 	},
253 	{
254 		.callback = dmi_matched,
255 		.ident = "ASUSTeK COMPUTER INC. X550CL",
256 		.matches = {
257 			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
258 			DMI_MATCH(DMI_PRODUCT_NAME, "X550CL"),
259 		},
260 		.driver_data = &quirk_asus_wapf4,
261 	},
262 	{
263 		.callback = dmi_matched,
264 		.ident = "ASUSTeK COMPUTER INC. X550VB",
265 		.matches = {
266 			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
267 			DMI_MATCH(DMI_PRODUCT_NAME, "X550VB"),
268 		},
269 		.driver_data = &quirk_asus_wapf4,
270 	},
271 	{
272 		.callback = dmi_matched,
273 		.ident = "ASUSTeK COMPUTER INC. X551CA",
274 		.matches = {
275 			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
276 			DMI_MATCH(DMI_PRODUCT_NAME, "X551CA"),
277 		},
278 		.driver_data = &quirk_asus_wapf4,
279 	},
280 	{
281 		.callback = dmi_matched,
282 		.ident = "ASUSTeK COMPUTER INC. X55A",
283 		.matches = {
284 			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
285 			DMI_MATCH(DMI_PRODUCT_NAME, "X55A"),
286 		},
287 		.driver_data = &quirk_asus_wapf4,
288 	},
289 	{
290 		.callback = dmi_matched,
291 		.ident = "ASUSTeK COMPUTER INC. X55C",
292 		.matches = {
293 			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
294 			DMI_MATCH(DMI_PRODUCT_NAME, "X55C"),
295 		},
296 		.driver_data = &quirk_asus_wapf4,
297 	},
298 	{
299 		.callback = dmi_matched,
300 		.ident = "ASUSTeK COMPUTER INC. X55U",
301 		.matches = {
302 			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
303 			DMI_MATCH(DMI_PRODUCT_NAME, "X55U"),
304 		},
305 		.driver_data = &quirk_asus_x55u,
306 	},
307 	{
308 		.callback = dmi_matched,
309 		.ident = "ASUSTeK COMPUTER INC. X55VD",
310 		.matches = {
311 			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
312 			DMI_MATCH(DMI_PRODUCT_NAME, "X55VD"),
313 		},
314 		.driver_data = &quirk_asus_wapf4,
315 	},
316 	{
317 		.callback = dmi_matched,
318 		.ident = "ASUSTeK COMPUTER INC. X75A",
319 		.matches = {
320 			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
321 			DMI_MATCH(DMI_PRODUCT_NAME, "X75A"),
322 		},
323 		.driver_data = &quirk_asus_wapf4,
324 	},
325 	{
326 		.callback = dmi_matched,
327 		.ident = "ASUSTeK COMPUTER INC. X75VBP",
328 		.matches = {
329 			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
330 			DMI_MATCH(DMI_PRODUCT_NAME, "X75VBP"),
331 		},
332 		.driver_data = &quirk_asus_wapf4,
333 	},
334 	{
335 		.callback = dmi_matched,
336 		.ident = "ASUSTeK COMPUTER INC. X75VD",
337 		.matches = {
338 			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
339 			DMI_MATCH(DMI_PRODUCT_NAME, "X75VD"),
340 		},
341 		.driver_data = &quirk_asus_wapf4,
342 	},
343 	{
344 		.callback = dmi_matched,
345 		.ident = "ASUSTeK COMPUTER INC. 1015E",
346 		.matches = {
347 			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
348 			DMI_MATCH(DMI_PRODUCT_NAME, "1015E"),
349 		},
350 		.driver_data = &quirk_asus_wapf4,
351 	},
352 	{
353 		.callback = dmi_matched,
354 		.ident = "ASUSTeK COMPUTER INC. 1015U",
355 		.matches = {
356 			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
357 			DMI_MATCH(DMI_PRODUCT_NAME, "1015U"),
358 		},
359 		.driver_data = &quirk_asus_wapf4,
360 	},
361 	{
362 		.callback = dmi_matched,
363 		.ident = "ASUSTeK COMPUTER INC. X200CA",
364 		.matches = {
365 			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
366 			DMI_MATCH(DMI_PRODUCT_NAME, "X200CA"),
367 		},
368 		.driver_data = &quirk_asus_x200ca,
369 	},
370 	{
371 		.callback = dmi_matched,
372 		.ident = "ASUSTeK COMPUTER INC. X555UB",
373 		.matches = {
374 			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
375 			DMI_MATCH(DMI_PRODUCT_NAME, "X555UB"),
376 		},
377 		.driver_data = &quirk_no_rfkill,
378 	},
379 	{
380 		.callback = dmi_matched,
381 		.ident = "ASUSTeK COMPUTER INC. N552VW",
382 		.matches = {
383 			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
384 			DMI_MATCH(DMI_PRODUCT_NAME, "N552VW"),
385 		},
386 		.driver_data = &quirk_no_rfkill,
387 	},
388 	{
389 		.callback = dmi_matched,
390 		.ident = "ASUSTeK COMPUTER INC. U303LB",
391 		.matches = {
392 			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
393 			DMI_MATCH(DMI_PRODUCT_NAME, "U303LB"),
394 		},
395 		.driver_data = &quirk_no_rfkill,
396 	},
397 	{
398 		.callback = dmi_matched,
399 		.ident = "ASUSTeK COMPUTER INC. Z550MA",
400 		.matches = {
401 			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
402 			DMI_MATCH(DMI_PRODUCT_NAME, "Z550MA"),
403 		},
404 		.driver_data = &quirk_no_rfkill,
405 	},
406 	{
407 		.callback = dmi_matched,
408 		.ident = "ASUSTeK COMPUTER INC. UX303UB",
409 		.matches = {
410 			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
411 			DMI_MATCH(DMI_PRODUCT_NAME, "UX303UB"),
412 		},
413 		.driver_data = &quirk_asus_ux303ub,
414 	},
415 	{
416 		.callback = dmi_matched,
417 		.ident = "ASUSTeK COMPUTER INC. X550LB",
418 		.matches = {
419 			DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK COMPUTER INC."),
420 			DMI_MATCH(DMI_PRODUCT_NAME, "X550LB"),
421 		},
422 		.driver_data = &quirk_asus_x550lb,
423 	},
424 	{},
425 };
426 
427 static void asus_nb_wmi_quirks(struct asus_wmi_driver *driver)
428 {
429 	int ret;
430 
431 	quirks = &quirk_asus_unknown;
432 	dmi_check_system(asus_quirks);
433 
434 	driver->quirks = quirks;
435 	driver->panel_power = FB_BLANK_UNBLANK;
436 
437 	/* overwrite the wapf setting if the wapf paramater is specified */
438 	if (wapf != -1)
439 		quirks->wapf = wapf;
440 	else
441 		wapf = quirks->wapf;
442 
443 	if (quirks->i8042_filter) {
444 		ret = i8042_install_filter(quirks->i8042_filter);
445 		if (ret) {
446 			pr_warn("Unable to install key filter\n");
447 			return;
448 		}
449 		pr_info("Using i8042 filter function for receiving events\n");
450 	}
451 }
452 
453 static const struct key_entry asus_nb_wmi_keymap[] = {
454 	{ KE_KEY, ASUS_WMI_BRN_DOWN, { KEY_BRIGHTNESSDOWN } },
455 	{ KE_KEY, ASUS_WMI_BRN_UP, { KEY_BRIGHTNESSUP } },
456 	{ KE_KEY, 0x30, { KEY_VOLUMEUP } },
457 	{ KE_KEY, 0x31, { KEY_VOLUMEDOWN } },
458 	{ KE_KEY, 0x32, { KEY_MUTE } },
459 	{ KE_KEY, 0x33, { KEY_DISPLAYTOGGLE } }, /* LCD on */
460 	{ KE_KEY, 0x34, { KEY_DISPLAY_OFF } }, /* LCD off */
461 	{ KE_KEY, 0x40, { KEY_PREVIOUSSONG } },
462 	{ KE_KEY, 0x41, { KEY_NEXTSONG } },
463 	{ KE_KEY, 0x43, { KEY_STOPCD } }, /* Stop/Eject */
464 	{ KE_KEY, 0x45, { KEY_PLAYPAUSE } },
465 	{ KE_KEY, 0x4c, { KEY_MEDIA } }, /* WMP Key */
466 	{ KE_KEY, 0x50, { KEY_EMAIL } },
467 	{ KE_KEY, 0x51, { KEY_WWW } },
468 	{ KE_KEY, 0x55, { KEY_CALC } },
469 	{ KE_IGNORE, 0x57, },  /* Battery mode */
470 	{ KE_IGNORE, 0x58, },  /* AC mode */
471 	{ KE_KEY, 0x5C, { KEY_F15 } },  /* Power Gear key */
472 	{ KE_KEY, 0x5D, { KEY_WLAN } }, /* Wireless console Toggle */
473 	{ KE_KEY, 0x5E, { KEY_WLAN } }, /* Wireless console Enable */
474 	{ KE_KEY, 0x5F, { KEY_WLAN } }, /* Wireless console Disable */
475 	{ KE_KEY, 0x60, { KEY_TOUCHPAD_ON } },
476 	{ KE_KEY, 0x61, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD only */
477 	{ KE_KEY, 0x62, { KEY_SWITCHVIDEOMODE } }, /* SDSP CRT only */
478 	{ KE_KEY, 0x63, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + CRT */
479 	{ KE_KEY, 0x64, { KEY_SWITCHVIDEOMODE } }, /* SDSP TV */
480 	{ KE_KEY, 0x65, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + TV */
481 	{ KE_KEY, 0x66, { KEY_SWITCHVIDEOMODE } }, /* SDSP CRT + TV */
482 	{ KE_KEY, 0x67, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + CRT + TV */
483 	{ KE_KEY, 0x6B, { KEY_TOUCHPAD_TOGGLE } },
484 	{ KE_IGNORE, 0x6E, },  /* Low Battery notification */
485 	{ KE_KEY, 0x7a, { KEY_ALS_TOGGLE } }, /* Ambient Light Sensor Toggle */
486 	{ KE_KEY, 0x7D, { KEY_BLUETOOTH } }, /* Bluetooth Enable */
487 	{ KE_KEY, 0x7E, { KEY_BLUETOOTH } }, /* Bluetooth Disable */
488 	{ KE_KEY, 0x82, { KEY_CAMERA } },
489 	{ KE_KEY, 0x88, { KEY_RFKILL  } }, /* Radio Toggle Key */
490 	{ KE_KEY, 0x8A, { KEY_PROG1 } }, /* Color enhancement mode */
491 	{ KE_KEY, 0x8C, { KEY_SWITCHVIDEOMODE } }, /* SDSP DVI only */
492 	{ KE_KEY, 0x8D, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + DVI */
493 	{ KE_KEY, 0x8E, { KEY_SWITCHVIDEOMODE } }, /* SDSP CRT + DVI */
494 	{ KE_KEY, 0x8F, { KEY_SWITCHVIDEOMODE } }, /* SDSP TV + DVI */
495 	{ KE_KEY, 0x90, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + CRT + DVI */
496 	{ KE_KEY, 0x91, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + TV + DVI */
497 	{ KE_KEY, 0x92, { KEY_SWITCHVIDEOMODE } }, /* SDSP CRT + TV + DVI */
498 	{ KE_KEY, 0x93, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + CRT + TV + DVI */
499 	{ KE_KEY, 0x95, { KEY_MEDIA } },
500 	{ KE_KEY, 0x99, { KEY_PHONE } },
501 	{ KE_KEY, 0xA0, { KEY_SWITCHVIDEOMODE } }, /* SDSP HDMI only */
502 	{ KE_KEY, 0xA1, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + HDMI */
503 	{ KE_KEY, 0xA2, { KEY_SWITCHVIDEOMODE } }, /* SDSP CRT + HDMI */
504 	{ KE_KEY, 0xA3, { KEY_SWITCHVIDEOMODE } }, /* SDSP TV + HDMI */
505 	{ KE_KEY, 0xA4, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + CRT + HDMI */
506 	{ KE_KEY, 0xA5, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + TV + HDMI */
507 	{ KE_KEY, 0xA6, { KEY_SWITCHVIDEOMODE } }, /* SDSP CRT + TV + HDMI */
508 	{ KE_KEY, 0xA7, { KEY_SWITCHVIDEOMODE } }, /* SDSP LCD + CRT + TV + HDMI */
509 	{ KE_KEY, 0xB5, { KEY_CALC } },
510 	{ KE_KEY, 0xC4, { KEY_KBDILLUMUP } },
511 	{ KE_KEY, 0xC5, { KEY_KBDILLUMDOWN } },
512 	{ KE_IGNORE, 0xC6, },  /* Ambient Light Sensor notification */
513 	{ KE_END, 0},
514 };
515 
516 static struct asus_wmi_driver asus_nb_wmi_driver = {
517 	.name = ASUS_NB_WMI_FILE,
518 	.owner = THIS_MODULE,
519 	.event_guid = ASUS_NB_WMI_EVENT_GUID,
520 	.keymap = asus_nb_wmi_keymap,
521 	.input_name = "Asus WMI hotkeys",
522 	.input_phys = ASUS_NB_WMI_FILE "/input0",
523 	.detect_quirks = asus_nb_wmi_quirks,
524 };
525 
526 
527 static int __init asus_nb_wmi_init(void)
528 {
529 	return asus_wmi_register_driver(&asus_nb_wmi_driver);
530 }
531 
532 static void __exit asus_nb_wmi_exit(void)
533 {
534 	asus_wmi_unregister_driver(&asus_nb_wmi_driver);
535 }
536 
537 module_init(asus_nb_wmi_init);
538 module_exit(asus_nb_wmi_exit);
539