2 * Wistron laptop button driver
3 * Copyright (C) 2005 Miloslav Trmac <mitr@volny.cz>
4 * Copyright (C) 2005 Bernhard Rosenkraenzer <bero@arklinux.org>
5 * Copyright (C) 2005 Dmitry Torokhov <dtor@mail.ru>
7 * You can redistribute and/or modify this program under the terms of the
8 * GNU General Public License version 2 as published by the Free Software
11 * This program is distributed in the hope that it will be useful, but
12 * WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
14 * Public License for more details.
16 * You should have received a copy of the GNU General Public License along
17 * with this program; if not, write to the Free Software Foundation, Inc.,
18 * 59 Temple Place Suite 330, Boston, MA 02111-1307, USA.
21 #include <linux/dmi.h>
22 #include <linux/init.h>
23 #include <linux/input-polldev.h>
24 #include <linux/input/sparse-keymap.h>
25 #include <linux/interrupt.h>
26 #include <linux/jiffies.h>
27 #include <linux/kernel.h>
28 #include <linux/mc146818rtc.h>
29 #include <linux/module.h>
30 #include <linux/preempt.h>
31 #include <linux/string.h>
32 #include <linux/slab.h>
33 #include <linux/types.h>
34 #include <linux/platform_device.h>
35 #include <linux/leds.h>
37 /* How often we poll keys - msecs */
38 #define POLL_INTERVAL_DEFAULT 500 /* when idle */
39 #define POLL_INTERVAL_BURST 100 /* when a key was recently pressed */
41 /* BIOS subsystem IDs */
43 #define BLUETOOTH 0x34
46 MODULE_AUTHOR("Miloslav Trmac <mitr@volny.cz>");
47 MODULE_DESCRIPTION("Wistron laptop button driver");
48 MODULE_LICENSE("GPL v2");
50 static bool force
; /* = 0; */
51 module_param(force
, bool, 0);
52 MODULE_PARM_DESC(force
, "Load even if computer is not in database");
54 static char *keymap_name
; /* = NULL; */
55 module_param_named(keymap
, keymap_name
, charp
, 0);
56 MODULE_PARM_DESC(keymap
, "Keymap name, if it can't be autodetected [generic, 1557/MS2141]");
58 static struct platform_device
*wistron_device
;
60 /* BIOS interface implementation */
62 static void __iomem
*bios_entry_point
; /* BIOS routine entry point */
63 static void __iomem
*bios_code_map_base
;
64 static void __iomem
*bios_data_map_base
;
66 static u8 cmos_address
;
72 static void call_bios(struct regs
*regs
)
77 local_irq_save(flags
);
78 asm volatile ("pushl %%ebp;"
82 : "=a" (regs
->eax
), "=b" (regs
->ebx
), "=c" (regs
->ecx
)
83 : "0" (regs
->eax
), "1" (regs
->ebx
), "2" (regs
->ecx
),
84 "m" (bios_entry_point
), "m" (bios_data_map_base
)
85 : "edx", "edi", "esi", "memory");
86 local_irq_restore(flags
);
90 static ssize_t __init
locate_wistron_bios(void __iomem
*base
)
92 static unsigned char __initdata signature
[] =
93 { 0x42, 0x21, 0x55, 0x30 };
96 for (offset
= 0; offset
< 0x10000; offset
+= 0x10) {
97 if (check_signature(base
+ offset
, signature
,
98 sizeof(signature
)) != 0)
104 static int __init
map_bios(void)
110 base
= ioremap(0xF0000, 0x10000); /* Can't fail */
111 offset
= locate_wistron_bios(base
);
113 printk(KERN_ERR
"wistron_btns: BIOS entry point not found\n");
118 entry_point
= readl(base
+ offset
+ 5);
120 "wistron_btns: BIOS signature found at %p, entry point %08X\n",
121 base
+ offset
, entry_point
);
123 if (entry_point
>= 0xF0000) {
124 bios_code_map_base
= base
;
125 bios_entry_point
= bios_code_map_base
+ (entry_point
& 0xFFFF);
128 bios_code_map_base
= ioremap(entry_point
& ~0x3FFF, 0x4000);
129 if (bios_code_map_base
== NULL
) {
131 "wistron_btns: Can't map BIOS code at %08X\n",
132 entry_point
& ~0x3FFF);
135 bios_entry_point
= bios_code_map_base
+ (entry_point
& 0x3FFF);
137 /* The Windows driver maps 0x10000 bytes, we keep only one page... */
138 bios_data_map_base
= ioremap(0x400, 0xc00);
139 if (bios_data_map_base
== NULL
) {
140 printk(KERN_ERR
"wistron_btns: Can't map BIOS data\n");
146 iounmap(bios_code_map_base
);
151 static inline void unmap_bios(void)
153 iounmap(bios_code_map_base
);
154 iounmap(bios_data_map_base
);
159 static u16
bios_pop_queue(void)
163 memset(®s
, 0, sizeof (regs
));
172 static void bios_attach(void)
176 memset(®s
, 0, sizeof (regs
));
182 static void bios_detach(void)
186 memset(®s
, 0, sizeof (regs
));
192 static u8
bios_get_cmos_address(void)
196 memset(®s
, 0, sizeof (regs
));
204 static u16
bios_get_default_setting(u8 subsys
)
208 memset(®s
, 0, sizeof (regs
));
210 regs
.ebx
= 0x0200 | subsys
;
216 static void bios_set_state(u8 subsys
, int enable
)
220 memset(®s
, 0, sizeof (regs
));
222 regs
.ebx
= (enable
? 0x0100 : 0x0000) | subsys
;
226 /* Hardware database */
228 #define KE_WIFI (KE_LAST + 1)
229 #define KE_BLUETOOTH (KE_LAST + 2)
231 #define FE_MAIL_LED 0x01
232 #define FE_WIFI_LED 0x02
233 #define FE_UNTESTED 0x80
235 static struct key_entry
*keymap
; /* = NULL; Current key map */
236 static bool have_wifi
;
237 static bool have_bluetooth
;
238 static int leds_present
; /* bitmask of leds present */
240 static int __init
dmi_matched(const struct dmi_system_id
*dmi
)
242 const struct key_entry
*key
;
244 keymap
= dmi
->driver_data
;
245 for (key
= keymap
; key
->type
!= KE_END
; key
++) {
246 if (key
->type
== KE_WIFI
)
248 else if (key
->type
== KE_BLUETOOTH
)
249 have_bluetooth
= true;
251 leds_present
= key
->code
& (FE_MAIL_LED
| FE_WIFI_LED
);
256 static struct key_entry keymap_empty
[] __initdata
= {
260 static struct key_entry keymap_fs_amilo_pro_v2000
[] __initdata
= {
261 { KE_KEY
, 0x01, {KEY_HELP
} },
262 { KE_KEY
, 0x11, {KEY_PROG1
} },
263 { KE_KEY
, 0x12, {KEY_PROG2
} },
265 { KE_KEY
, 0x31, {KEY_MAIL
} },
266 { KE_KEY
, 0x36, {KEY_WWW
} },
270 static struct key_entry keymap_fs_amilo_pro_v3505
[] __initdata
= {
271 { KE_KEY
, 0x01, {KEY_HELP
} }, /* Fn+F1 */
272 { KE_KEY
, 0x06, {KEY_DISPLAYTOGGLE
} }, /* Fn+F4 */
273 { KE_BLUETOOTH
, 0x30 }, /* Fn+F10 */
274 { KE_KEY
, 0x31, {KEY_MAIL
} }, /* mail button */
275 { KE_KEY
, 0x36, {KEY_WWW
} }, /* www button */
276 { KE_WIFI
, 0x78 }, /* satellite dish button */
280 static struct key_entry keymap_fujitsu_n3510
[] __initdata
= {
281 { KE_KEY
, 0x11, {KEY_PROG1
} },
282 { KE_KEY
, 0x12, {KEY_PROG2
} },
283 { KE_KEY
, 0x36, {KEY_WWW
} },
284 { KE_KEY
, 0x31, {KEY_MAIL
} },
285 { KE_KEY
, 0x71, {KEY_STOPCD
} },
286 { KE_KEY
, 0x72, {KEY_PLAYPAUSE
} },
287 { KE_KEY
, 0x74, {KEY_REWIND
} },
288 { KE_KEY
, 0x78, {KEY_FORWARD
} },
292 static struct key_entry keymap_wistron_ms2111
[] __initdata
= {
293 { KE_KEY
, 0x11, {KEY_PROG1
} },
294 { KE_KEY
, 0x12, {KEY_PROG2
} },
295 { KE_KEY
, 0x13, {KEY_PROG3
} },
296 { KE_KEY
, 0x31, {KEY_MAIL
} },
297 { KE_KEY
, 0x36, {KEY_WWW
} },
298 { KE_END
, FE_MAIL_LED
}
301 static struct key_entry keymap_wistron_md40100
[] __initdata
= {
302 { KE_KEY
, 0x01, {KEY_HELP
} },
303 { KE_KEY
, 0x02, {KEY_CONFIG
} },
304 { KE_KEY
, 0x31, {KEY_MAIL
} },
305 { KE_KEY
, 0x36, {KEY_WWW
} },
306 { KE_KEY
, 0x37, {KEY_DISPLAYTOGGLE
} }, /* Display on/off */
307 { KE_END
, FE_MAIL_LED
| FE_WIFI_LED
| FE_UNTESTED
}
310 static struct key_entry keymap_wistron_ms2141
[] __initdata
= {
311 { KE_KEY
, 0x11, {KEY_PROG1
} },
312 { KE_KEY
, 0x12, {KEY_PROG2
} },
314 { KE_KEY
, 0x22, {KEY_REWIND
} },
315 { KE_KEY
, 0x23, {KEY_FORWARD
} },
316 { KE_KEY
, 0x24, {KEY_PLAYPAUSE
} },
317 { KE_KEY
, 0x25, {KEY_STOPCD
} },
318 { KE_KEY
, 0x31, {KEY_MAIL
} },
319 { KE_KEY
, 0x36, {KEY_WWW
} },
323 static struct key_entry keymap_acer_aspire_1500
[] __initdata
= {
324 { KE_KEY
, 0x01, {KEY_HELP
} },
325 { KE_KEY
, 0x03, {KEY_POWER
} },
326 { KE_KEY
, 0x11, {KEY_PROG1
} },
327 { KE_KEY
, 0x12, {KEY_PROG2
} },
329 { KE_KEY
, 0x31, {KEY_MAIL
} },
330 { KE_KEY
, 0x36, {KEY_WWW
} },
331 { KE_KEY
, 0x49, {KEY_CONFIG
} },
332 { KE_BLUETOOTH
, 0x44 },
333 { KE_END
, FE_UNTESTED
}
336 static struct key_entry keymap_acer_aspire_1600
[] __initdata
= {
337 { KE_KEY
, 0x01, {KEY_HELP
} },
338 { KE_KEY
, 0x03, {KEY_POWER
} },
339 { KE_KEY
, 0x08, {KEY_MUTE
} },
340 { KE_KEY
, 0x11, {KEY_PROG1
} },
341 { KE_KEY
, 0x12, {KEY_PROG2
} },
342 { KE_KEY
, 0x13, {KEY_PROG3
} },
343 { KE_KEY
, 0x31, {KEY_MAIL
} },
344 { KE_KEY
, 0x36, {KEY_WWW
} },
345 { KE_KEY
, 0x49, {KEY_CONFIG
} },
347 { KE_BLUETOOTH
, 0x44 },
348 { KE_END
, FE_MAIL_LED
| FE_UNTESTED
}
351 /* 3020 has been tested */
352 static struct key_entry keymap_acer_aspire_5020
[] __initdata
= {
353 { KE_KEY
, 0x01, {KEY_HELP
} },
354 { KE_KEY
, 0x03, {KEY_POWER
} },
355 { KE_KEY
, 0x05, {KEY_SWITCHVIDEOMODE
} }, /* Display selection */
356 { KE_KEY
, 0x11, {KEY_PROG1
} },
357 { KE_KEY
, 0x12, {KEY_PROG2
} },
358 { KE_KEY
, 0x31, {KEY_MAIL
} },
359 { KE_KEY
, 0x36, {KEY_WWW
} },
360 { KE_KEY
, 0x6a, {KEY_CONFIG
} },
362 { KE_BLUETOOTH
, 0x44 },
363 { KE_END
, FE_MAIL_LED
| FE_UNTESTED
}
366 static struct key_entry keymap_acer_travelmate_2410
[] __initdata
= {
367 { KE_KEY
, 0x01, {KEY_HELP
} },
368 { KE_KEY
, 0x6d, {KEY_POWER
} },
369 { KE_KEY
, 0x11, {KEY_PROG1
} },
370 { KE_KEY
, 0x12, {KEY_PROG2
} },
371 { KE_KEY
, 0x31, {KEY_MAIL
} },
372 { KE_KEY
, 0x36, {KEY_WWW
} },
373 { KE_KEY
, 0x6a, {KEY_CONFIG
} },
375 { KE_BLUETOOTH
, 0x44 },
376 { KE_END
, FE_MAIL_LED
| FE_UNTESTED
}
379 static struct key_entry keymap_acer_travelmate_110
[] __initdata
= {
380 { KE_KEY
, 0x01, {KEY_HELP
} },
381 { KE_KEY
, 0x02, {KEY_CONFIG
} },
382 { KE_KEY
, 0x03, {KEY_POWER
} },
383 { KE_KEY
, 0x08, {KEY_MUTE
} },
384 { KE_KEY
, 0x11, {KEY_PROG1
} },
385 { KE_KEY
, 0x12, {KEY_PROG2
} },
386 { KE_KEY
, 0x20, {KEY_VOLUMEUP
} },
387 { KE_KEY
, 0x21, {KEY_VOLUMEDOWN
} },
388 { KE_KEY
, 0x31, {KEY_MAIL
} },
389 { KE_KEY
, 0x36, {KEY_WWW
} },
390 { KE_SW
, 0x4a, {.sw
= {SW_LID
, 1}} }, /* lid close */
391 { KE_SW
, 0x4b, {.sw
= {SW_LID
, 0}} }, /* lid open */
393 { KE_END
, FE_MAIL_LED
| FE_UNTESTED
}
396 static struct key_entry keymap_acer_travelmate_300
[] __initdata
= {
397 { KE_KEY
, 0x01, {KEY_HELP
} },
398 { KE_KEY
, 0x02, {KEY_CONFIG
} },
399 { KE_KEY
, 0x03, {KEY_POWER
} },
400 { KE_KEY
, 0x08, {KEY_MUTE
} },
401 { KE_KEY
, 0x11, {KEY_PROG1
} },
402 { KE_KEY
, 0x12, {KEY_PROG2
} },
403 { KE_KEY
, 0x20, {KEY_VOLUMEUP
} },
404 { KE_KEY
, 0x21, {KEY_VOLUMEDOWN
} },
405 { KE_KEY
, 0x31, {KEY_MAIL
} },
406 { KE_KEY
, 0x36, {KEY_WWW
} },
408 { KE_BLUETOOTH
, 0x44 },
409 { KE_END
, FE_MAIL_LED
| FE_UNTESTED
}
412 static struct key_entry keymap_acer_travelmate_380
[] __initdata
= {
413 { KE_KEY
, 0x01, {KEY_HELP
} },
414 { KE_KEY
, 0x02, {KEY_CONFIG
} },
415 { KE_KEY
, 0x03, {KEY_POWER
} }, /* not 370 */
416 { KE_KEY
, 0x11, {KEY_PROG1
} },
417 { KE_KEY
, 0x12, {KEY_PROG2
} },
418 { KE_KEY
, 0x13, {KEY_PROG3
} },
419 { KE_KEY
, 0x31, {KEY_MAIL
} },
420 { KE_KEY
, 0x36, {KEY_WWW
} },
422 { KE_END
, FE_MAIL_LED
| FE_UNTESTED
}
426 static struct key_entry keymap_acer_travelmate_220
[] __initdata
= {
427 { KE_KEY
, 0x01, {KEY_HELP
} },
428 { KE_KEY
, 0x02, {KEY_CONFIG
} },
429 { KE_KEY
, 0x11, {KEY_MAIL
} },
430 { KE_KEY
, 0x12, {KEY_WWW
} },
431 { KE_KEY
, 0x13, {KEY_PROG2
} },
432 { KE_KEY
, 0x31, {KEY_PROG1
} },
433 { KE_END
, FE_WIFI_LED
| FE_UNTESTED
}
436 static struct key_entry keymap_acer_travelmate_230
[] __initdata
= {
437 { KE_KEY
, 0x01, {KEY_HELP
} },
438 { KE_KEY
, 0x02, {KEY_CONFIG
} },
439 { KE_KEY
, 0x11, {KEY_PROG1
} },
440 { KE_KEY
, 0x12, {KEY_PROG2
} },
441 { KE_KEY
, 0x31, {KEY_MAIL
} },
442 { KE_KEY
, 0x36, {KEY_WWW
} },
443 { KE_END
, FE_WIFI_LED
| FE_UNTESTED
}
446 static struct key_entry keymap_acer_travelmate_240
[] __initdata
= {
447 { KE_KEY
, 0x01, {KEY_HELP
} },
448 { KE_KEY
, 0x02, {KEY_CONFIG
} },
449 { KE_KEY
, 0x03, {KEY_POWER
} },
450 { KE_KEY
, 0x08, {KEY_MUTE
} },
451 { KE_KEY
, 0x31, {KEY_MAIL
} },
452 { KE_KEY
, 0x36, {KEY_WWW
} },
453 { KE_KEY
, 0x11, {KEY_PROG1
} },
454 { KE_KEY
, 0x12, {KEY_PROG2
} },
455 { KE_BLUETOOTH
, 0x44 },
457 { KE_END
, FE_UNTESTED
}
460 static struct key_entry keymap_acer_travelmate_350
[] __initdata
= {
461 { KE_KEY
, 0x01, {KEY_HELP
} },
462 { KE_KEY
, 0x02, {KEY_CONFIG
} },
463 { KE_KEY
, 0x11, {KEY_PROG1
} },
464 { KE_KEY
, 0x12, {KEY_PROG2
} },
465 { KE_KEY
, 0x13, {KEY_MAIL
} },
466 { KE_KEY
, 0x14, {KEY_PROG3
} },
467 { KE_KEY
, 0x15, {KEY_WWW
} },
468 { KE_END
, FE_MAIL_LED
| FE_WIFI_LED
| FE_UNTESTED
}
471 static struct key_entry keymap_acer_travelmate_360
[] __initdata
= {
472 { KE_KEY
, 0x01, {KEY_HELP
} },
473 { KE_KEY
, 0x02, {KEY_CONFIG
} },
474 { KE_KEY
, 0x11, {KEY_PROG1
} },
475 { KE_KEY
, 0x12, {KEY_PROG2
} },
476 { KE_KEY
, 0x13, {KEY_MAIL
} },
477 { KE_KEY
, 0x14, {KEY_PROG3
} },
478 { KE_KEY
, 0x15, {KEY_WWW
} },
479 { KE_KEY
, 0x40, {KEY_WLAN
} },
480 { KE_END
, FE_WIFI_LED
| FE_UNTESTED
} /* no mail led */
483 /* Wifi subsystem only activates the led. Therefore we need to pass
484 * wifi event as a normal key, then userspace can really change the wifi state.
485 * TODO we need to export led state to userspace (wifi and mail) */
486 static struct key_entry keymap_acer_travelmate_610
[] __initdata
= {
487 { KE_KEY
, 0x01, {KEY_HELP
} },
488 { KE_KEY
, 0x02, {KEY_CONFIG
} },
489 { KE_KEY
, 0x11, {KEY_PROG1
} },
490 { KE_KEY
, 0x12, {KEY_PROG2
} },
491 { KE_KEY
, 0x13, {KEY_PROG3
} },
492 { KE_KEY
, 0x14, {KEY_MAIL
} },
493 { KE_KEY
, 0x15, {KEY_WWW
} },
494 { KE_KEY
, 0x40, {KEY_WLAN
} },
495 { KE_END
, FE_MAIL_LED
| FE_WIFI_LED
}
498 static struct key_entry keymap_acer_travelmate_630
[] __initdata
= {
499 { KE_KEY
, 0x01, {KEY_HELP
} },
500 { KE_KEY
, 0x02, {KEY_CONFIG
} },
501 { KE_KEY
, 0x03, {KEY_POWER
} },
502 { KE_KEY
, 0x08, {KEY_MUTE
} }, /* not 620 */
503 { KE_KEY
, 0x11, {KEY_PROG1
} },
504 { KE_KEY
, 0x12, {KEY_PROG2
} },
505 { KE_KEY
, 0x13, {KEY_PROG3
} },
506 { KE_KEY
, 0x20, {KEY_VOLUMEUP
} },
507 { KE_KEY
, 0x21, {KEY_VOLUMEDOWN
} },
508 { KE_KEY
, 0x31, {KEY_MAIL
} },
509 { KE_KEY
, 0x36, {KEY_WWW
} },
511 { KE_END
, FE_MAIL_LED
| FE_UNTESTED
}
514 static struct key_entry keymap_aopen_1559as
[] __initdata
= {
515 { KE_KEY
, 0x01, {KEY_HELP
} },
516 { KE_KEY
, 0x06, {KEY_PROG3
} },
517 { KE_KEY
, 0x11, {KEY_PROG1
} },
518 { KE_KEY
, 0x12, {KEY_PROG2
} },
520 { KE_KEY
, 0x31, {KEY_MAIL
} },
521 { KE_KEY
, 0x36, {KEY_WWW
} },
525 static struct key_entry keymap_fs_amilo_d88x0
[] __initdata
= {
526 { KE_KEY
, 0x01, {KEY_HELP
} },
527 { KE_KEY
, 0x08, {KEY_MUTE
} },
528 { KE_KEY
, 0x31, {KEY_MAIL
} },
529 { KE_KEY
, 0x36, {KEY_WWW
} },
530 { KE_KEY
, 0x11, {KEY_PROG1
} },
531 { KE_KEY
, 0x12, {KEY_PROG2
} },
532 { KE_KEY
, 0x13, {KEY_PROG3
} },
533 { KE_END
, FE_MAIL_LED
| FE_WIFI_LED
| FE_UNTESTED
}
536 static struct key_entry keymap_wistron_md2900
[] __initdata
= {
537 { KE_KEY
, 0x01, {KEY_HELP
} },
538 { KE_KEY
, 0x02, {KEY_CONFIG
} },
539 { KE_KEY
, 0x11, {KEY_PROG1
} },
540 { KE_KEY
, 0x12, {KEY_PROG2
} },
541 { KE_KEY
, 0x31, {KEY_MAIL
} },
542 { KE_KEY
, 0x36, {KEY_WWW
} },
544 { KE_END
, FE_MAIL_LED
| FE_UNTESTED
}
547 static struct key_entry keymap_wistron_md96500
[] __initdata
= {
548 { KE_KEY
, 0x01, {KEY_HELP
} },
549 { KE_KEY
, 0x02, {KEY_CONFIG
} },
550 { KE_KEY
, 0x05, {KEY_SWITCHVIDEOMODE
} }, /* Display selection */
551 { KE_KEY
, 0x06, {KEY_DISPLAYTOGGLE
} }, /* Display on/off */
552 { KE_KEY
, 0x08, {KEY_MUTE
} },
553 { KE_KEY
, 0x11, {KEY_PROG1
} },
554 { KE_KEY
, 0x12, {KEY_PROG2
} },
555 { KE_KEY
, 0x20, {KEY_VOLUMEUP
} },
556 { KE_KEY
, 0x21, {KEY_VOLUMEDOWN
} },
557 { KE_KEY
, 0x22, {KEY_REWIND
} },
558 { KE_KEY
, 0x23, {KEY_FORWARD
} },
559 { KE_KEY
, 0x24, {KEY_PLAYPAUSE
} },
560 { KE_KEY
, 0x25, {KEY_STOPCD
} },
561 { KE_KEY
, 0x31, {KEY_MAIL
} },
562 { KE_KEY
, 0x36, {KEY_WWW
} },
564 { KE_BLUETOOTH
, 0x44 },
568 static struct key_entry keymap_wistron_generic
[] __initdata
= {
569 { KE_KEY
, 0x01, {KEY_HELP
} },
570 { KE_KEY
, 0x02, {KEY_CONFIG
} },
571 { KE_KEY
, 0x03, {KEY_POWER
} },
572 { KE_KEY
, 0x05, {KEY_SWITCHVIDEOMODE
} }, /* Display selection */
573 { KE_KEY
, 0x06, {KEY_DISPLAYTOGGLE
} }, /* Display on/off */
574 { KE_KEY
, 0x08, {KEY_MUTE
} },
575 { KE_KEY
, 0x11, {KEY_PROG1
} },
576 { KE_KEY
, 0x12, {KEY_PROG2
} },
577 { KE_KEY
, 0x13, {KEY_PROG3
} },
578 { KE_KEY
, 0x14, {KEY_MAIL
} },
579 { KE_KEY
, 0x15, {KEY_WWW
} },
580 { KE_KEY
, 0x20, {KEY_VOLUMEUP
} },
581 { KE_KEY
, 0x21, {KEY_VOLUMEDOWN
} },
582 { KE_KEY
, 0x22, {KEY_REWIND
} },
583 { KE_KEY
, 0x23, {KEY_FORWARD
} },
584 { KE_KEY
, 0x24, {KEY_PLAYPAUSE
} },
585 { KE_KEY
, 0x25, {KEY_STOPCD
} },
586 { KE_KEY
, 0x31, {KEY_MAIL
} },
587 { KE_KEY
, 0x36, {KEY_WWW
} },
588 { KE_KEY
, 0x37, {KEY_DISPLAYTOGGLE
} }, /* Display on/off */
589 { KE_KEY
, 0x40, {KEY_WLAN
} },
590 { KE_KEY
, 0x49, {KEY_CONFIG
} },
591 { KE_SW
, 0x4a, {.sw
= {SW_LID
, 1}} }, /* lid close */
592 { KE_SW
, 0x4b, {.sw
= {SW_LID
, 0}} }, /* lid open */
593 { KE_KEY
, 0x6a, {KEY_CONFIG
} },
594 { KE_KEY
, 0x6d, {KEY_POWER
} },
595 { KE_KEY
, 0x71, {KEY_STOPCD
} },
596 { KE_KEY
, 0x72, {KEY_PLAYPAUSE
} },
597 { KE_KEY
, 0x74, {KEY_REWIND
} },
598 { KE_KEY
, 0x78, {KEY_FORWARD
} },
600 { KE_BLUETOOTH
, 0x44 },
604 static struct key_entry keymap_aopen_1557
[] __initdata
= {
605 { KE_KEY
, 0x01, {KEY_HELP
} },
606 { KE_KEY
, 0x11, {KEY_PROG1
} },
607 { KE_KEY
, 0x12, {KEY_PROG2
} },
609 { KE_KEY
, 0x22, {KEY_REWIND
} },
610 { KE_KEY
, 0x23, {KEY_FORWARD
} },
611 { KE_KEY
, 0x24, {KEY_PLAYPAUSE
} },
612 { KE_KEY
, 0x25, {KEY_STOPCD
} },
613 { KE_KEY
, 0x31, {KEY_MAIL
} },
614 { KE_KEY
, 0x36, {KEY_WWW
} },
618 static struct key_entry keymap_prestigio
[] __initdata
= {
619 { KE_KEY
, 0x11, {KEY_PROG1
} },
620 { KE_KEY
, 0x12, {KEY_PROG2
} },
622 { KE_KEY
, 0x22, {KEY_REWIND
} },
623 { KE_KEY
, 0x23, {KEY_FORWARD
} },
624 { KE_KEY
, 0x24, {KEY_PLAYPAUSE
} },
625 { KE_KEY
, 0x25, {KEY_STOPCD
} },
626 { KE_KEY
, 0x31, {KEY_MAIL
} },
627 { KE_KEY
, 0x36, {KEY_WWW
} },
633 * If your machine is not here (which is currently rather likely), please send
634 * a list of buttons and their key codes (reported when loading this module
635 * with force=1) and the output of dmidecode to $MODULE_AUTHOR.
637 static const struct dmi_system_id dmi_ids
[] __initconst
= {
639 /* Fujitsu-Siemens Amilo Pro V2000 */
640 .callback
= dmi_matched
,
642 DMI_MATCH(DMI_SYS_VENDOR
, "FUJITSU SIEMENS"),
643 DMI_MATCH(DMI_PRODUCT_NAME
, "AMILO Pro V2000"),
645 .driver_data
= keymap_fs_amilo_pro_v2000
648 /* Fujitsu-Siemens Amilo Pro Edition V3505 */
649 .callback
= dmi_matched
,
651 DMI_MATCH(DMI_SYS_VENDOR
, "FUJITSU SIEMENS"),
652 DMI_MATCH(DMI_PRODUCT_NAME
, "AMILO Pro Edition V3505"),
654 .driver_data
= keymap_fs_amilo_pro_v3505
657 /* Fujitsu-Siemens Amilo M7400 */
658 .callback
= dmi_matched
,
660 DMI_MATCH(DMI_SYS_VENDOR
, "FUJITSU SIEMENS"),
661 DMI_MATCH(DMI_PRODUCT_NAME
, "AMILO M "),
663 .driver_data
= keymap_fs_amilo_pro_v2000
666 /* Maxdata Pro 7000 DX */
667 .callback
= dmi_matched
,
669 DMI_MATCH(DMI_SYS_VENDOR
, "MAXDATA"),
670 DMI_MATCH(DMI_PRODUCT_NAME
, "Pro 7000"),
672 .driver_data
= keymap_fs_amilo_pro_v2000
676 .callback
= dmi_matched
,
678 DMI_MATCH(DMI_SYS_VENDOR
, "FUJITSU"),
679 DMI_MATCH(DMI_PRODUCT_NAME
, "N3510"),
681 .driver_data
= keymap_fujitsu_n3510
684 /* Acer Aspire 1500 */
685 .callback
= dmi_matched
,
687 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
688 DMI_MATCH(DMI_PRODUCT_NAME
, "Aspire 1500"),
690 .driver_data
= keymap_acer_aspire_1500
693 /* Acer Aspire 1600 */
694 .callback
= dmi_matched
,
696 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
697 DMI_MATCH(DMI_PRODUCT_NAME
, "Aspire 1600"),
699 .driver_data
= keymap_acer_aspire_1600
702 /* Acer Aspire 3020 */
703 .callback
= dmi_matched
,
705 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
706 DMI_MATCH(DMI_PRODUCT_NAME
, "Aspire 3020"),
708 .driver_data
= keymap_acer_aspire_5020
711 /* Acer Aspire 5020 */
712 .callback
= dmi_matched
,
714 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
715 DMI_MATCH(DMI_PRODUCT_NAME
, "Aspire 5020"),
717 .driver_data
= keymap_acer_aspire_5020
720 /* Acer TravelMate 2100 */
721 .callback
= dmi_matched
,
723 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
724 DMI_MATCH(DMI_PRODUCT_NAME
, "TravelMate 2100"),
726 .driver_data
= keymap_acer_aspire_5020
729 /* Acer TravelMate 2410 */
730 .callback
= dmi_matched
,
732 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
733 DMI_MATCH(DMI_PRODUCT_NAME
, "TravelMate 2410"),
735 .driver_data
= keymap_acer_travelmate_2410
738 /* Acer TravelMate C300 */
739 .callback
= dmi_matched
,
741 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
742 DMI_MATCH(DMI_PRODUCT_NAME
, "TravelMate C300"),
744 .driver_data
= keymap_acer_travelmate_300
747 /* Acer TravelMate C100 */
748 .callback
= dmi_matched
,
750 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
751 DMI_MATCH(DMI_PRODUCT_NAME
, "TravelMate C100"),
753 .driver_data
= keymap_acer_travelmate_300
756 /* Acer TravelMate C110 */
757 .callback
= dmi_matched
,
759 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
760 DMI_MATCH(DMI_PRODUCT_NAME
, "TravelMate C110"),
762 .driver_data
= keymap_acer_travelmate_110
765 /* Acer TravelMate 380 */
766 .callback
= dmi_matched
,
768 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
769 DMI_MATCH(DMI_PRODUCT_NAME
, "TravelMate 380"),
771 .driver_data
= keymap_acer_travelmate_380
774 /* Acer TravelMate 370 */
775 .callback
= dmi_matched
,
777 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
778 DMI_MATCH(DMI_PRODUCT_NAME
, "TravelMate 370"),
780 .driver_data
= keymap_acer_travelmate_380
/* keyboard minus 1 key */
783 /* Acer TravelMate 220 */
784 .callback
= dmi_matched
,
786 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
787 DMI_MATCH(DMI_PRODUCT_NAME
, "TravelMate 220"),
789 .driver_data
= keymap_acer_travelmate_220
792 /* Acer TravelMate 260 */
793 .callback
= dmi_matched
,
795 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
796 DMI_MATCH(DMI_PRODUCT_NAME
, "TravelMate 260"),
798 .driver_data
= keymap_acer_travelmate_220
801 /* Acer TravelMate 230 */
802 .callback
= dmi_matched
,
804 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
805 DMI_MATCH(DMI_PRODUCT_NAME
, "TravelMate 230"),
806 /* acerhk looks for "TravelMate F4..." ?! */
808 .driver_data
= keymap_acer_travelmate_230
811 /* Acer TravelMate 280 */
812 .callback
= dmi_matched
,
814 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
815 DMI_MATCH(DMI_PRODUCT_NAME
, "TravelMate 280"),
817 .driver_data
= keymap_acer_travelmate_230
820 /* Acer TravelMate 240 */
821 .callback
= dmi_matched
,
823 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
824 DMI_MATCH(DMI_PRODUCT_NAME
, "TravelMate 240"),
826 .driver_data
= keymap_acer_travelmate_240
829 /* Acer TravelMate 250 */
830 .callback
= dmi_matched
,
832 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
833 DMI_MATCH(DMI_PRODUCT_NAME
, "TravelMate 250"),
835 .driver_data
= keymap_acer_travelmate_240
838 /* Acer TravelMate 2424NWXCi */
839 .callback
= dmi_matched
,
841 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
842 DMI_MATCH(DMI_PRODUCT_NAME
, "TravelMate 2420"),
844 .driver_data
= keymap_acer_travelmate_240
847 /* Acer TravelMate 350 */
848 .callback
= dmi_matched
,
850 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
851 DMI_MATCH(DMI_PRODUCT_NAME
, "TravelMate 350"),
853 .driver_data
= keymap_acer_travelmate_350
856 /* Acer TravelMate 360 */
857 .callback
= dmi_matched
,
859 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
860 DMI_MATCH(DMI_PRODUCT_NAME
, "TravelMate 360"),
862 .driver_data
= keymap_acer_travelmate_360
865 /* Acer TravelMate 610 */
866 .callback
= dmi_matched
,
868 DMI_MATCH(DMI_SYS_VENDOR
, "ACER"),
869 DMI_MATCH(DMI_PRODUCT_NAME
, "TravelMate 610"),
871 .driver_data
= keymap_acer_travelmate_610
874 /* Acer TravelMate 620 */
875 .callback
= dmi_matched
,
877 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
878 DMI_MATCH(DMI_PRODUCT_NAME
, "TravelMate 620"),
880 .driver_data
= keymap_acer_travelmate_630
883 /* Acer TravelMate 630 */
884 .callback
= dmi_matched
,
886 DMI_MATCH(DMI_SYS_VENDOR
, "Acer"),
887 DMI_MATCH(DMI_PRODUCT_NAME
, "TravelMate 630"),
889 .driver_data
= keymap_acer_travelmate_630
893 .callback
= dmi_matched
,
895 DMI_MATCH(DMI_PRODUCT_NAME
, "E2U"),
896 DMI_MATCH(DMI_BOARD_NAME
, "E2U"),
898 .driver_data
= keymap_aopen_1559as
902 .callback
= dmi_matched
,
904 DMI_MATCH(DMI_SYS_VENDOR
, "MEDIONNB"),
905 DMI_MATCH(DMI_PRODUCT_NAME
, "MD 9783"),
907 .driver_data
= keymap_wistron_ms2111
910 /* Medion MD 40100 */
911 .callback
= dmi_matched
,
913 DMI_MATCH(DMI_SYS_VENDOR
, "MEDIONNB"),
914 DMI_MATCH(DMI_PRODUCT_NAME
, "WID2000"),
916 .driver_data
= keymap_wistron_md40100
920 .callback
= dmi_matched
,
922 DMI_MATCH(DMI_SYS_VENDOR
, "MEDIONNB"),
923 DMI_MATCH(DMI_PRODUCT_NAME
, "WIM 2000"),
925 .driver_data
= keymap_wistron_md2900
928 /* Medion MD 42200 */
929 .callback
= dmi_matched
,
931 DMI_MATCH(DMI_SYS_VENDOR
, "Medion"),
932 DMI_MATCH(DMI_PRODUCT_NAME
, "WIM 2030"),
934 .driver_data
= keymap_fs_amilo_pro_v2000
937 /* Medion MD 96500 */
938 .callback
= dmi_matched
,
940 DMI_MATCH(DMI_SYS_VENDOR
, "MEDIONPC"),
941 DMI_MATCH(DMI_PRODUCT_NAME
, "WIM 2040"),
943 .driver_data
= keymap_wistron_md96500
946 /* Medion MD 95400 */
947 .callback
= dmi_matched
,
949 DMI_MATCH(DMI_SYS_VENDOR
, "MEDIONPC"),
950 DMI_MATCH(DMI_PRODUCT_NAME
, "WIM 2050"),
952 .driver_data
= keymap_wistron_md96500
955 /* Fujitsu Siemens Amilo D7820 */
956 .callback
= dmi_matched
,
958 DMI_MATCH(DMI_SYS_VENDOR
, "FUJITSU SIEMENS"), /* not sure */
959 DMI_MATCH(DMI_PRODUCT_NAME
, "Amilo D"),
961 .driver_data
= keymap_fs_amilo_d88x0
964 /* Fujitsu Siemens Amilo D88x0 */
965 .callback
= dmi_matched
,
967 DMI_MATCH(DMI_SYS_VENDOR
, "FUJITSU SIEMENS"),
968 DMI_MATCH(DMI_PRODUCT_NAME
, "AMILO D"),
970 .driver_data
= keymap_fs_amilo_d88x0
974 MODULE_DEVICE_TABLE(dmi
, dmi_ids
);
976 /* Copy the good keymap, as the original ones are free'd */
977 static int __init
copy_keymap(void)
979 const struct key_entry
*key
;
980 struct key_entry
*new_keymap
;
981 unsigned int length
= 1;
983 for (key
= keymap
; key
->type
!= KE_END
; key
++)
986 new_keymap
= kmemdup(keymap
, length
* sizeof(struct key_entry
),
996 static int __init
select_keymap(void)
998 dmi_check_system(dmi_ids
);
999 if (keymap_name
!= NULL
) {
1000 if (strcmp (keymap_name
, "1557/MS2141") == 0)
1001 keymap
= keymap_wistron_ms2141
;
1002 else if (strcmp (keymap_name
, "aopen1557") == 0)
1003 keymap
= keymap_aopen_1557
;
1004 else if (strcmp (keymap_name
, "prestigio") == 0)
1005 keymap
= keymap_prestigio
;
1006 else if (strcmp (keymap_name
, "generic") == 0)
1007 keymap
= keymap_wistron_generic
;
1009 printk(KERN_ERR
"wistron_btns: Keymap unknown\n");
1013 if (keymap
== NULL
) {
1015 printk(KERN_ERR
"wistron_btns: System unknown\n");
1018 keymap
= keymap_empty
;
1021 return copy_keymap();
1024 /* Input layer interface */
1026 static struct input_polled_dev
*wistron_idev
;
1027 static unsigned long jiffies_last_press
;
1028 static bool wifi_enabled
;
1029 static bool bluetooth_enabled
;
1031 /* led management */
1032 static void wistron_mail_led_set(struct led_classdev
*led_cdev
,
1033 enum led_brightness value
)
1035 bios_set_state(MAIL_LED
, (value
!= LED_OFF
) ? 1 : 0);
1038 /* same as setting up wifi card, but for laptops on which the led is managed */
1039 static void wistron_wifi_led_set(struct led_classdev
*led_cdev
,
1040 enum led_brightness value
)
1042 bios_set_state(WIFI
, (value
!= LED_OFF
) ? 1 : 0);
1045 static struct led_classdev wistron_mail_led
= {
1046 .name
= "wistron:green:mail",
1047 .brightness_set
= wistron_mail_led_set
,
1050 static struct led_classdev wistron_wifi_led
= {
1051 .name
= "wistron:red:wifi",
1052 .brightness_set
= wistron_wifi_led_set
,
1055 static void wistron_led_init(struct device
*parent
)
1057 if (leds_present
& FE_WIFI_LED
) {
1058 u16 wifi
= bios_get_default_setting(WIFI
);
1060 wistron_wifi_led
.brightness
= (wifi
& 2) ? LED_FULL
: LED_OFF
;
1061 if (led_classdev_register(parent
, &wistron_wifi_led
))
1062 leds_present
&= ~FE_WIFI_LED
;
1064 bios_set_state(WIFI
, wistron_wifi_led
.brightness
);
1067 leds_present
&= ~FE_WIFI_LED
;
1070 if (leds_present
& FE_MAIL_LED
) {
1071 /* bios_get_default_setting(MAIL) always retuns 0, so just turn the led off */
1072 wistron_mail_led
.brightness
= LED_OFF
;
1073 if (led_classdev_register(parent
, &wistron_mail_led
))
1074 leds_present
&= ~FE_MAIL_LED
;
1076 bios_set_state(MAIL_LED
, wistron_mail_led
.brightness
);
1080 static void wistron_led_remove(void)
1082 if (leds_present
& FE_MAIL_LED
)
1083 led_classdev_unregister(&wistron_mail_led
);
1085 if (leds_present
& FE_WIFI_LED
)
1086 led_classdev_unregister(&wistron_wifi_led
);
1089 static inline void wistron_led_suspend(void)
1091 if (leds_present
& FE_MAIL_LED
)
1092 led_classdev_suspend(&wistron_mail_led
);
1094 if (leds_present
& FE_WIFI_LED
)
1095 led_classdev_suspend(&wistron_wifi_led
);
1098 static inline void wistron_led_resume(void)
1100 if (leds_present
& FE_MAIL_LED
)
1101 led_classdev_resume(&wistron_mail_led
);
1103 if (leds_present
& FE_WIFI_LED
)
1104 led_classdev_resume(&wistron_wifi_led
);
1107 static void handle_key(u8 code
)
1109 const struct key_entry
*key
=
1110 sparse_keymap_entry_from_scancode(wistron_idev
->input
, code
);
1113 switch (key
->type
) {
1116 wifi_enabled
= !wifi_enabled
;
1117 bios_set_state(WIFI
, wifi_enabled
);
1122 if (have_bluetooth
) {
1123 bluetooth_enabled
= !bluetooth_enabled
;
1124 bios_set_state(BLUETOOTH
, bluetooth_enabled
);
1129 sparse_keymap_report_entry(wistron_idev
->input
,
1133 jiffies_last_press
= jiffies
;
1136 "wistron_btns: Unknown key code %02X\n", code
);
1139 static void poll_bios(bool discard
)
1145 qlen
= CMOS_READ(cmos_address
);
1148 val
= bios_pop_queue();
1149 if (val
!= 0 && !discard
)
1150 handle_key((u8
)val
);
1154 static void wistron_flush(struct input_polled_dev
*dev
)
1156 /* Flush stale event queue */
1160 static void wistron_poll(struct input_polled_dev
*dev
)
1164 /* Increase poll frequency if user is currently pressing keys (< 2s ago) */
1165 if (time_before(jiffies
, jiffies_last_press
+ 2 * HZ
))
1166 dev
->poll_interval
= POLL_INTERVAL_BURST
;
1168 dev
->poll_interval
= POLL_INTERVAL_DEFAULT
;
1171 static int wistron_setup_keymap(struct input_dev
*dev
,
1172 struct key_entry
*entry
)
1174 switch (entry
->type
) {
1176 /* if wifi or bluetooth are not available, create normal keys */
1179 entry
->type
= KE_KEY
;
1180 entry
->keycode
= KEY_WLAN
;
1185 if (!have_bluetooth
) {
1186 entry
->type
= KE_KEY
;
1187 entry
->keycode
= KEY_BLUETOOTH
;
1192 if (entry
->code
& FE_UNTESTED
)
1193 printk(KERN_WARNING
"Untested laptop multimedia keys, "
1194 "please report success or failure to "
1195 "eric.piel@tremplin-utc.net\n");
1202 static int setup_input_dev(void)
1204 struct input_dev
*input_dev
;
1207 wistron_idev
= input_allocate_polled_device();
1211 wistron_idev
->open
= wistron_flush
;
1212 wistron_idev
->poll
= wistron_poll
;
1213 wistron_idev
->poll_interval
= POLL_INTERVAL_DEFAULT
;
1215 input_dev
= wistron_idev
->input
;
1216 input_dev
->name
= "Wistron laptop buttons";
1217 input_dev
->phys
= "wistron/input0";
1218 input_dev
->id
.bustype
= BUS_HOST
;
1219 input_dev
->dev
.parent
= &wistron_device
->dev
;
1221 error
= sparse_keymap_setup(input_dev
, keymap
, wistron_setup_keymap
);
1225 error
= input_register_polled_device(wistron_idev
);
1227 goto err_free_keymap
;
1232 sparse_keymap_free(input_dev
);
1234 input_free_polled_device(wistron_idev
);
1240 static int wistron_probe(struct platform_device
*dev
)
1245 cmos_address
= bios_get_cmos_address();
1248 u16 wifi
= bios_get_default_setting(WIFI
);
1250 wifi_enabled
= wifi
& 2;
1255 bios_set_state(WIFI
, wifi_enabled
);
1258 if (have_bluetooth
) {
1259 u16 bt
= bios_get_default_setting(BLUETOOTH
);
1261 bluetooth_enabled
= bt
& 2;
1263 have_bluetooth
= false;
1266 bios_set_state(BLUETOOTH
, bluetooth_enabled
);
1269 wistron_led_init(&dev
->dev
);
1271 err
= setup_input_dev();
1280 static int wistron_remove(struct platform_device
*dev
)
1282 wistron_led_remove();
1283 input_unregister_polled_device(wistron_idev
);
1284 sparse_keymap_free(wistron_idev
->input
);
1285 input_free_polled_device(wistron_idev
);
1292 static int wistron_suspend(struct device
*dev
)
1295 bios_set_state(WIFI
, 0);
1298 bios_set_state(BLUETOOTH
, 0);
1300 wistron_led_suspend();
1305 static int wistron_resume(struct device
*dev
)
1308 bios_set_state(WIFI
, wifi_enabled
);
1311 bios_set_state(BLUETOOTH
, bluetooth_enabled
);
1313 wistron_led_resume();
1320 static const struct dev_pm_ops wistron_pm_ops
= {
1321 .suspend
= wistron_suspend
,
1322 .resume
= wistron_resume
,
1323 .poweroff
= wistron_suspend
,
1324 .restore
= wistron_resume
,
1328 static struct platform_driver wistron_driver
= {
1330 .name
= "wistron-bios",
1331 .owner
= THIS_MODULE
,
1333 .pm
= &wistron_pm_ops
,
1336 .probe
= wistron_probe
,
1337 .remove
= wistron_remove
,
1340 static int __init
wb_module_init(void)
1344 err
= select_keymap();
1350 goto err_free_keymap
;
1352 err
= platform_driver_register(&wistron_driver
);
1354 goto err_unmap_bios
;
1356 wistron_device
= platform_device_alloc("wistron-bios", -1);
1357 if (!wistron_device
) {
1359 goto err_unregister_driver
;
1362 err
= platform_device_add(wistron_device
);
1364 goto err_free_device
;
1369 platform_device_put(wistron_device
);
1370 err_unregister_driver
:
1371 platform_driver_unregister(&wistron_driver
);
1380 static void __exit
wb_module_exit(void)
1382 platform_device_unregister(wistron_device
);
1383 platform_driver_unregister(&wistron_driver
);
1388 module_init(wb_module_init
);
1389 module_exit(wb_module_exit
);