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1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * Wistron laptop button driver
4 * Copyright (C) 2005 Miloslav Trmac <mitr@volny.cz>
5 * Copyright (C) 2005 Bernhard Rosenkraenzer <bero@arklinux.org>
6 * Copyright (C) 2005 Dmitry Torokhov <dtor@mail.ru>
7 */
8#include <linux/io.h>
9#include <linux/dmi.h>
10#include <linux/init.h>
11#include <linux/input.h>
12#include <linux/input/sparse-keymap.h>
13#include <linux/interrupt.h>
14#include <linux/jiffies.h>
15#include <linux/kernel.h>
16#include <linux/mc146818rtc.h>
17#include <linux/module.h>
18#include <linux/preempt.h>
19#include <linux/string.h>
20#include <linux/slab.h>
21#include <linux/types.h>
22#include <linux/platform_device.h>
23#include <linux/leds.h>
24
25/* How often we poll keys - msecs */
26#define POLL_INTERVAL_DEFAULT 500 /* when idle */
27#define POLL_INTERVAL_BURST 100 /* when a key was recently pressed */
28
29/* BIOS subsystem IDs */
30#define WIFI 0x35
31#define BLUETOOTH 0x34
32#define MAIL_LED 0x31
33
34MODULE_AUTHOR("Miloslav Trmac <mitr@volny.cz>");
35MODULE_DESCRIPTION("Wistron laptop button driver");
36MODULE_LICENSE("GPL v2");
37
38static bool force; /* = 0; */
39module_param(force, bool, 0);
40MODULE_PARM_DESC(force, "Load even if computer is not in database");
41
42static char *keymap_name; /* = NULL; */
43module_param_named(keymap, keymap_name, charp, 0);
44MODULE_PARM_DESC(keymap, "Keymap name, if it can't be autodetected [generic, 1557/MS2141]");
45
46static struct platform_device *wistron_device;
47
48 /* BIOS interface implementation */
49
50static void __iomem *bios_entry_point; /* BIOS routine entry point */
51static void __iomem *bios_code_map_base;
52static void __iomem *bios_data_map_base;
53
54static u8 cmos_address;
55
56struct regs {
57 u32 eax, ebx, ecx;
58};
59
60static void call_bios(struct regs *regs)
61{
62 unsigned long flags;
63
64 preempt_disable();
65 local_irq_save(flags);
66 asm volatile ("pushl %%ebp;"
67 "movl %7, %%ebp;"
68 "call *%6;"
69 "popl %%ebp"
70 : "=a" (regs->eax), "=b" (regs->ebx), "=c" (regs->ecx)
71 : "0" (regs->eax), "1" (regs->ebx), "2" (regs->ecx),
72 "m" (bios_entry_point), "m" (bios_data_map_base)
73 : "edx", "edi", "esi", "memory");
74 local_irq_restore(flags);
75 preempt_enable();
76}
77
78static ssize_t __init locate_wistron_bios(void __iomem *base)
79{
80 static unsigned char __initdata signature[] =
81 { 0x42, 0x21, 0x55, 0x30 };
82 ssize_t offset;
83
84 for (offset = 0; offset < 0x10000; offset += 0x10) {
85 if (check_signature(base + offset, signature,
86 sizeof(signature)) != 0)
87 return offset;
88 }
89 return -1;
90}
91
92static int __init map_bios(void)
93{
94 void __iomem *base;
95 ssize_t offset;
96 u32 entry_point;
97
98 base = ioremap(0xF0000, 0x10000); /* Can't fail */
99 offset = locate_wistron_bios(base);
100 if (offset < 0) {
101 printk(KERN_ERR "wistron_btns: BIOS entry point not found\n");
102 iounmap(base);
103 return -ENODEV;
104 }
105
106 entry_point = readl(base + offset + 5);
107 printk(KERN_DEBUG
108 "wistron_btns: BIOS signature found at %p, entry point %08X\n",
109 base + offset, entry_point);
110
111 if (entry_point >= 0xF0000) {
112 bios_code_map_base = base;
113 bios_entry_point = bios_code_map_base + (entry_point & 0xFFFF);
114 } else {
115 iounmap(base);
116 bios_code_map_base = ioremap(entry_point & ~0x3FFF, 0x4000);
117 if (bios_code_map_base == NULL) {
118 printk(KERN_ERR
119 "wistron_btns: Can't map BIOS code at %08X\n",
120 entry_point & ~0x3FFF);
121 goto err;
122 }
123 bios_entry_point = bios_code_map_base + (entry_point & 0x3FFF);
124 }
125 /* The Windows driver maps 0x10000 bytes, we keep only one page... */
126 bios_data_map_base = ioremap(0x400, 0xc00);
127 if (bios_data_map_base == NULL) {
128 printk(KERN_ERR "wistron_btns: Can't map BIOS data\n");
129 goto err_code;
130 }
131 return 0;
132
133err_code:
134 iounmap(bios_code_map_base);
135err:
136 return -ENOMEM;
137}
138
139static inline void unmap_bios(void)
140{
141 iounmap(bios_code_map_base);
142 iounmap(bios_data_map_base);
143}
144
145 /* BIOS calls */
146
147static u16 bios_pop_queue(void)
148{
149 struct regs regs;
150
151 memset(®s, 0, sizeof (regs));
152 regs.eax = 0x9610;
153 regs.ebx = 0x061C;
154 regs.ecx = 0x0000;
155 call_bios(®s);
156
157 return regs.eax;
158}
159
160static void bios_attach(void)
161{
162 struct regs regs;
163
164 memset(®s, 0, sizeof (regs));
165 regs.eax = 0x9610;
166 regs.ebx = 0x012E;
167 call_bios(®s);
168}
169
170static void bios_detach(void)
171{
172 struct regs regs;
173
174 memset(®s, 0, sizeof (regs));
175 regs.eax = 0x9610;
176 regs.ebx = 0x002E;
177 call_bios(®s);
178}
179
180static u8 bios_get_cmos_address(void)
181{
182 struct regs regs;
183
184 memset(®s, 0, sizeof (regs));
185 regs.eax = 0x9610;
186 regs.ebx = 0x051C;
187 call_bios(®s);
188
189 return regs.ecx;
190}
191
192static u16 bios_get_default_setting(u8 subsys)
193{
194 struct regs regs;
195
196 memset(®s, 0, sizeof (regs));
197 regs.eax = 0x9610;
198 regs.ebx = 0x0200 | subsys;
199 call_bios(®s);
200
201 return regs.eax;
202}
203
204static void bios_set_state(u8 subsys, int enable)
205{
206 struct regs regs;
207
208 memset(®s, 0, sizeof (regs));
209 regs.eax = 0x9610;
210 regs.ebx = (enable ? 0x0100 : 0x0000) | subsys;
211 call_bios(®s);
212}
213
214/* Hardware database */
215
216#define KE_WIFI (KE_LAST + 1)
217#define KE_BLUETOOTH (KE_LAST + 2)
218
219#define FE_MAIL_LED 0x01
220#define FE_WIFI_LED 0x02
221#define FE_UNTESTED 0x80
222
223static struct key_entry *keymap; /* = NULL; Current key map */
224static bool have_wifi;
225static bool have_bluetooth;
226static int leds_present; /* bitmask of leds present */
227
228static int __init dmi_matched(const struct dmi_system_id *dmi)
229{
230 const struct key_entry *key;
231
232 keymap = dmi->driver_data;
233 for (key = keymap; key->type != KE_END; key++) {
234 if (key->type == KE_WIFI)
235 have_wifi = true;
236 else if (key->type == KE_BLUETOOTH)
237 have_bluetooth = true;
238 }
239 leds_present = key->code & (FE_MAIL_LED | FE_WIFI_LED);
240
241 return 1;
242}
243
244static struct key_entry keymap_empty[] __initdata = {
245 { KE_END, 0 }
246};
247
248static struct key_entry keymap_fs_amilo_pro_v2000[] __initdata = {
249 { KE_KEY, 0x01, {KEY_HELP} },
250 { KE_KEY, 0x11, {KEY_PROG1} },
251 { KE_KEY, 0x12, {KEY_PROG2} },
252 { KE_WIFI, 0x30 },
253 { KE_KEY, 0x31, {KEY_MAIL} },
254 { KE_KEY, 0x36, {KEY_WWW} },
255 { KE_END, 0 }
256};
257
258static struct key_entry keymap_fs_amilo_pro_v3505[] __initdata = {
259 { KE_KEY, 0x01, {KEY_HELP} }, /* Fn+F1 */
260 { KE_KEY, 0x06, {KEY_DISPLAYTOGGLE} }, /* Fn+F4 */
261 { KE_BLUETOOTH, 0x30 }, /* Fn+F10 */
262 { KE_KEY, 0x31, {KEY_MAIL} }, /* mail button */
263 { KE_KEY, 0x36, {KEY_WWW} }, /* www button */
264 { KE_WIFI, 0x78 }, /* satellite dish button */
265 { KE_END, 0 }
266};
267
268static struct key_entry keymap_fs_amilo_pro_v8210[] __initdata = {
269 { KE_KEY, 0x01, {KEY_HELP} }, /* Fn+F1 */
270 { KE_KEY, 0x06, {KEY_DISPLAYTOGGLE} }, /* Fn+F4 */
271 { KE_BLUETOOTH, 0x30 }, /* Fn+F10 */
272 { KE_KEY, 0x31, {KEY_MAIL} }, /* mail button */
273 { KE_KEY, 0x36, {KEY_WWW} }, /* www button */
274 { KE_WIFI, 0x78 }, /* satelite dish button */
275 { KE_END, FE_WIFI_LED }
276};
277
278static struct key_entry keymap_fujitsu_n3510[] __initdata = {
279 { KE_KEY, 0x11, {KEY_PROG1} },
280 { KE_KEY, 0x12, {KEY_PROG2} },
281 { KE_KEY, 0x36, {KEY_WWW} },
282 { KE_KEY, 0x31, {KEY_MAIL} },
283 { KE_KEY, 0x71, {KEY_STOPCD} },
284 { KE_KEY, 0x72, {KEY_PLAYPAUSE} },
285 { KE_KEY, 0x74, {KEY_REWIND} },
286 { KE_KEY, 0x78, {KEY_FORWARD} },
287 { KE_END, 0 }
288};
289
290static struct key_entry keymap_wistron_ms2111[] __initdata = {
291 { KE_KEY, 0x11, {KEY_PROG1} },
292 { KE_KEY, 0x12, {KEY_PROG2} },
293 { KE_KEY, 0x13, {KEY_PROG3} },
294 { KE_KEY, 0x31, {KEY_MAIL} },
295 { KE_KEY, 0x36, {KEY_WWW} },
296 { KE_END, FE_MAIL_LED }
297};
298
299static struct key_entry keymap_wistron_md40100[] __initdata = {
300 { KE_KEY, 0x01, {KEY_HELP} },
301 { KE_KEY, 0x02, {KEY_CONFIG} },
302 { KE_KEY, 0x31, {KEY_MAIL} },
303 { KE_KEY, 0x36, {KEY_WWW} },
304 { KE_KEY, 0x37, {KEY_DISPLAYTOGGLE} }, /* Display on/off */
305 { KE_END, FE_MAIL_LED | FE_WIFI_LED | FE_UNTESTED }
306};
307
308static struct key_entry keymap_wistron_ms2141[] __initdata = {
309 { KE_KEY, 0x11, {KEY_PROG1} },
310 { KE_KEY, 0x12, {KEY_PROG2} },
311 { KE_WIFI, 0x30 },
312 { KE_KEY, 0x22, {KEY_REWIND} },
313 { KE_KEY, 0x23, {KEY_FORWARD} },
314 { KE_KEY, 0x24, {KEY_PLAYPAUSE} },
315 { KE_KEY, 0x25, {KEY_STOPCD} },
316 { KE_KEY, 0x31, {KEY_MAIL} },
317 { KE_KEY, 0x36, {KEY_WWW} },
318 { KE_END, 0 }
319};
320
321static struct key_entry keymap_acer_aspire_1500[] __initdata = {
322 { KE_KEY, 0x01, {KEY_HELP} },
323 { KE_KEY, 0x03, {KEY_POWER} },
324 { KE_KEY, 0x11, {KEY_PROG1} },
325 { KE_KEY, 0x12, {KEY_PROG2} },
326 { KE_WIFI, 0x30 },
327 { KE_KEY, 0x31, {KEY_MAIL} },
328 { KE_KEY, 0x36, {KEY_WWW} },
329 { KE_KEY, 0x49, {KEY_CONFIG} },
330 { KE_BLUETOOTH, 0x44 },
331 { KE_END, FE_UNTESTED }
332};
333
334static struct key_entry keymap_acer_aspire_1600[] __initdata = {
335 { KE_KEY, 0x01, {KEY_HELP} },
336 { KE_KEY, 0x03, {KEY_POWER} },
337 { KE_KEY, 0x08, {KEY_MUTE} },
338 { KE_KEY, 0x11, {KEY_PROG1} },
339 { KE_KEY, 0x12, {KEY_PROG2} },
340 { KE_KEY, 0x13, {KEY_PROG3} },
341 { KE_KEY, 0x31, {KEY_MAIL} },
342 { KE_KEY, 0x36, {KEY_WWW} },
343 { KE_KEY, 0x49, {KEY_CONFIG} },
344 { KE_WIFI, 0x30 },
345 { KE_BLUETOOTH, 0x44 },
346 { KE_END, FE_MAIL_LED | FE_UNTESTED }
347};
348
349/* 3020 has been tested */
350static struct key_entry keymap_acer_aspire_5020[] __initdata = {
351 { KE_KEY, 0x01, {KEY_HELP} },
352 { KE_KEY, 0x03, {KEY_POWER} },
353 { KE_KEY, 0x05, {KEY_SWITCHVIDEOMODE} }, /* Display selection */
354 { KE_KEY, 0x11, {KEY_PROG1} },
355 { KE_KEY, 0x12, {KEY_PROG2} },
356 { KE_KEY, 0x31, {KEY_MAIL} },
357 { KE_KEY, 0x36, {KEY_WWW} },
358 { KE_KEY, 0x6a, {KEY_CONFIG} },
359 { KE_WIFI, 0x30 },
360 { KE_BLUETOOTH, 0x44 },
361 { KE_END, FE_MAIL_LED | FE_UNTESTED }
362};
363
364static struct key_entry keymap_acer_travelmate_2410[] __initdata = {
365 { KE_KEY, 0x01, {KEY_HELP} },
366 { KE_KEY, 0x6d, {KEY_POWER} },
367 { KE_KEY, 0x11, {KEY_PROG1} },
368 { KE_KEY, 0x12, {KEY_PROG2} },
369 { KE_KEY, 0x31, {KEY_MAIL} },
370 { KE_KEY, 0x36, {KEY_WWW} },
371 { KE_KEY, 0x6a, {KEY_CONFIG} },
372 { KE_WIFI, 0x30 },
373 { KE_BLUETOOTH, 0x44 },
374 { KE_END, FE_MAIL_LED | FE_UNTESTED }
375};
376
377static struct key_entry keymap_acer_travelmate_110[] __initdata = {
378 { KE_KEY, 0x01, {KEY_HELP} },
379 { KE_KEY, 0x02, {KEY_CONFIG} },
380 { KE_KEY, 0x03, {KEY_POWER} },
381 { KE_KEY, 0x08, {KEY_MUTE} },
382 { KE_KEY, 0x11, {KEY_PROG1} },
383 { KE_KEY, 0x12, {KEY_PROG2} },
384 { KE_KEY, 0x20, {KEY_VOLUMEUP} },
385 { KE_KEY, 0x21, {KEY_VOLUMEDOWN} },
386 { KE_KEY, 0x31, {KEY_MAIL} },
387 { KE_KEY, 0x36, {KEY_WWW} },
388 { KE_SW, 0x4a, {.sw = {SW_LID, 1}} }, /* lid close */
389 { KE_SW, 0x4b, {.sw = {SW_LID, 0}} }, /* lid open */
390 { KE_WIFI, 0x30 },
391 { KE_END, FE_MAIL_LED | FE_UNTESTED }
392};
393
394static struct key_entry keymap_acer_travelmate_300[] __initdata = {
395 { KE_KEY, 0x01, {KEY_HELP} },
396 { KE_KEY, 0x02, {KEY_CONFIG} },
397 { KE_KEY, 0x03, {KEY_POWER} },
398 { KE_KEY, 0x08, {KEY_MUTE} },
399 { KE_KEY, 0x11, {KEY_PROG1} },
400 { KE_KEY, 0x12, {KEY_PROG2} },
401 { KE_KEY, 0x20, {KEY_VOLUMEUP} },
402 { KE_KEY, 0x21, {KEY_VOLUMEDOWN} },
403 { KE_KEY, 0x31, {KEY_MAIL} },
404 { KE_KEY, 0x36, {KEY_WWW} },
405 { KE_WIFI, 0x30 },
406 { KE_BLUETOOTH, 0x44 },
407 { KE_END, FE_MAIL_LED | FE_UNTESTED }
408};
409
410static struct key_entry keymap_acer_travelmate_380[] __initdata = {
411 { KE_KEY, 0x01, {KEY_HELP} },
412 { KE_KEY, 0x02, {KEY_CONFIG} },
413 { KE_KEY, 0x03, {KEY_POWER} }, /* not 370 */
414 { KE_KEY, 0x11, {KEY_PROG1} },
415 { KE_KEY, 0x12, {KEY_PROG2} },
416 { KE_KEY, 0x13, {KEY_PROG3} },
417 { KE_KEY, 0x31, {KEY_MAIL} },
418 { KE_KEY, 0x36, {KEY_WWW} },
419 { KE_WIFI, 0x30 },
420 { KE_END, FE_MAIL_LED | FE_UNTESTED }
421};
422
423/* unusual map */
424static struct key_entry keymap_acer_travelmate_220[] __initdata = {
425 { KE_KEY, 0x01, {KEY_HELP} },
426 { KE_KEY, 0x02, {KEY_CONFIG} },
427 { KE_KEY, 0x11, {KEY_MAIL} },
428 { KE_KEY, 0x12, {KEY_WWW} },
429 { KE_KEY, 0x13, {KEY_PROG2} },
430 { KE_KEY, 0x31, {KEY_PROG1} },
431 { KE_END, FE_WIFI_LED | FE_UNTESTED }
432};
433
434static struct key_entry keymap_acer_travelmate_230[] __initdata = {
435 { KE_KEY, 0x01, {KEY_HELP} },
436 { KE_KEY, 0x02, {KEY_CONFIG} },
437 { KE_KEY, 0x11, {KEY_PROG1} },
438 { KE_KEY, 0x12, {KEY_PROG2} },
439 { KE_KEY, 0x31, {KEY_MAIL} },
440 { KE_KEY, 0x36, {KEY_WWW} },
441 { KE_END, FE_WIFI_LED | FE_UNTESTED }
442};
443
444static struct key_entry keymap_acer_travelmate_240[] __initdata = {
445 { KE_KEY, 0x01, {KEY_HELP} },
446 { KE_KEY, 0x02, {KEY_CONFIG} },
447 { KE_KEY, 0x03, {KEY_POWER} },
448 { KE_KEY, 0x08, {KEY_MUTE} },
449 { KE_KEY, 0x31, {KEY_MAIL} },
450 { KE_KEY, 0x36, {KEY_WWW} },
451 { KE_KEY, 0x11, {KEY_PROG1} },
452 { KE_KEY, 0x12, {KEY_PROG2} },
453 { KE_BLUETOOTH, 0x44 },
454 { KE_WIFI, 0x30 },
455 { KE_END, FE_UNTESTED }
456};
457
458static struct key_entry keymap_acer_travelmate_350[] __initdata = {
459 { KE_KEY, 0x01, {KEY_HELP} },
460 { KE_KEY, 0x02, {KEY_CONFIG} },
461 { KE_KEY, 0x11, {KEY_PROG1} },
462 { KE_KEY, 0x12, {KEY_PROG2} },
463 { KE_KEY, 0x13, {KEY_MAIL} },
464 { KE_KEY, 0x14, {KEY_PROG3} },
465 { KE_KEY, 0x15, {KEY_WWW} },
466 { KE_END, FE_MAIL_LED | FE_WIFI_LED | FE_UNTESTED }
467};
468
469static struct key_entry keymap_acer_travelmate_360[] __initdata = {
470 { KE_KEY, 0x01, {KEY_HELP} },
471 { KE_KEY, 0x02, {KEY_CONFIG} },
472 { KE_KEY, 0x11, {KEY_PROG1} },
473 { KE_KEY, 0x12, {KEY_PROG2} },
474 { KE_KEY, 0x13, {KEY_MAIL} },
475 { KE_KEY, 0x14, {KEY_PROG3} },
476 { KE_KEY, 0x15, {KEY_WWW} },
477 { KE_KEY, 0x40, {KEY_WLAN} },
478 { KE_END, FE_WIFI_LED | FE_UNTESTED } /* no mail led */
479};
480
481/* Wifi subsystem only activates the led. Therefore we need to pass
482 * wifi event as a normal key, then userspace can really change the wifi state.
483 * TODO we need to export led state to userspace (wifi and mail) */
484static struct key_entry keymap_acer_travelmate_610[] __initdata = {
485 { KE_KEY, 0x01, {KEY_HELP} },
486 { KE_KEY, 0x02, {KEY_CONFIG} },
487 { KE_KEY, 0x11, {KEY_PROG1} },
488 { KE_KEY, 0x12, {KEY_PROG2} },
489 { KE_KEY, 0x13, {KEY_PROG3} },
490 { KE_KEY, 0x14, {KEY_MAIL} },
491 { KE_KEY, 0x15, {KEY_WWW} },
492 { KE_KEY, 0x40, {KEY_WLAN} },
493 { KE_END, FE_MAIL_LED | FE_WIFI_LED }
494};
495
496static struct key_entry keymap_acer_travelmate_630[] __initdata = {
497 { KE_KEY, 0x01, {KEY_HELP} },
498 { KE_KEY, 0x02, {KEY_CONFIG} },
499 { KE_KEY, 0x03, {KEY_POWER} },
500 { KE_KEY, 0x08, {KEY_MUTE} }, /* not 620 */
501 { KE_KEY, 0x11, {KEY_PROG1} },
502 { KE_KEY, 0x12, {KEY_PROG2} },
503 { KE_KEY, 0x13, {KEY_PROG3} },
504 { KE_KEY, 0x20, {KEY_VOLUMEUP} },
505 { KE_KEY, 0x21, {KEY_VOLUMEDOWN} },
506 { KE_KEY, 0x31, {KEY_MAIL} },
507 { KE_KEY, 0x36, {KEY_WWW} },
508 { KE_WIFI, 0x30 },
509 { KE_END, FE_MAIL_LED | FE_UNTESTED }
510};
511
512static struct key_entry keymap_aopen_1559as[] __initdata = {
513 { KE_KEY, 0x01, {KEY_HELP} },
514 { KE_KEY, 0x06, {KEY_PROG3} },
515 { KE_KEY, 0x11, {KEY_PROG1} },
516 { KE_KEY, 0x12, {KEY_PROG2} },
517 { KE_WIFI, 0x30 },
518 { KE_KEY, 0x31, {KEY_MAIL} },
519 { KE_KEY, 0x36, {KEY_WWW} },
520 { KE_END, 0 },
521};
522
523static struct key_entry keymap_fs_amilo_d88x0[] __initdata = {
524 { KE_KEY, 0x01, {KEY_HELP} },
525 { KE_KEY, 0x08, {KEY_MUTE} },
526 { KE_KEY, 0x31, {KEY_MAIL} },
527 { KE_KEY, 0x36, {KEY_WWW} },
528 { KE_KEY, 0x11, {KEY_PROG1} },
529 { KE_KEY, 0x12, {KEY_PROG2} },
530 { KE_KEY, 0x13, {KEY_PROG3} },
531 { KE_END, FE_MAIL_LED | FE_WIFI_LED | FE_UNTESTED }
532};
533
534static struct key_entry keymap_wistron_md2900[] __initdata = {
535 { KE_KEY, 0x01, {KEY_HELP} },
536 { KE_KEY, 0x02, {KEY_CONFIG} },
537 { KE_KEY, 0x11, {KEY_PROG1} },
538 { KE_KEY, 0x12, {KEY_PROG2} },
539 { KE_KEY, 0x31, {KEY_MAIL} },
540 { KE_KEY, 0x36, {KEY_WWW} },
541 { KE_WIFI, 0x30 },
542 { KE_END, FE_MAIL_LED | FE_UNTESTED }
543};
544
545static struct key_entry keymap_wistron_md96500[] __initdata = {
546 { KE_KEY, 0x01, {KEY_HELP} },
547 { KE_KEY, 0x02, {KEY_CONFIG} },
548 { KE_KEY, 0x05, {KEY_SWITCHVIDEOMODE} }, /* Display selection */
549 { KE_KEY, 0x06, {KEY_DISPLAYTOGGLE} }, /* Display on/off */
550 { KE_KEY, 0x08, {KEY_MUTE} },
551 { KE_KEY, 0x11, {KEY_PROG1} },
552 { KE_KEY, 0x12, {KEY_PROG2} },
553 { KE_KEY, 0x20, {KEY_VOLUMEUP} },
554 { KE_KEY, 0x21, {KEY_VOLUMEDOWN} },
555 { KE_KEY, 0x22, {KEY_REWIND} },
556 { KE_KEY, 0x23, {KEY_FORWARD} },
557 { KE_KEY, 0x24, {KEY_PLAYPAUSE} },
558 { KE_KEY, 0x25, {KEY_STOPCD} },
559 { KE_KEY, 0x31, {KEY_MAIL} },
560 { KE_KEY, 0x36, {KEY_WWW} },
561 { KE_WIFI, 0x30 },
562 { KE_BLUETOOTH, 0x44 },
563 { KE_END, 0 }
564};
565
566static struct key_entry keymap_wistron_generic[] __initdata = {
567 { KE_KEY, 0x01, {KEY_HELP} },
568 { KE_KEY, 0x02, {KEY_CONFIG} },
569 { KE_KEY, 0x03, {KEY_POWER} },
570 { KE_KEY, 0x05, {KEY_SWITCHVIDEOMODE} }, /* Display selection */
571 { KE_KEY, 0x06, {KEY_DISPLAYTOGGLE} }, /* Display on/off */
572 { KE_KEY, 0x08, {KEY_MUTE} },
573 { KE_KEY, 0x11, {KEY_PROG1} },
574 { KE_KEY, 0x12, {KEY_PROG2} },
575 { KE_KEY, 0x13, {KEY_PROG3} },
576 { KE_KEY, 0x14, {KEY_MAIL} },
577 { KE_KEY, 0x15, {KEY_WWW} },
578 { KE_KEY, 0x20, {KEY_VOLUMEUP} },
579 { KE_KEY, 0x21, {KEY_VOLUMEDOWN} },
580 { KE_KEY, 0x22, {KEY_REWIND} },
581 { KE_KEY, 0x23, {KEY_FORWARD} },
582 { KE_KEY, 0x24, {KEY_PLAYPAUSE} },
583 { KE_KEY, 0x25, {KEY_STOPCD} },
584 { KE_KEY, 0x31, {KEY_MAIL} },
585 { KE_KEY, 0x36, {KEY_WWW} },
586 { KE_KEY, 0x37, {KEY_DISPLAYTOGGLE} }, /* Display on/off */
587 { KE_KEY, 0x40, {KEY_WLAN} },
588 { KE_KEY, 0x49, {KEY_CONFIG} },
589 { KE_SW, 0x4a, {.sw = {SW_LID, 1}} }, /* lid close */
590 { KE_SW, 0x4b, {.sw = {SW_LID, 0}} }, /* lid open */
591 { KE_KEY, 0x6a, {KEY_CONFIG} },
592 { KE_KEY, 0x6d, {KEY_POWER} },
593 { KE_KEY, 0x71, {KEY_STOPCD} },
594 { KE_KEY, 0x72, {KEY_PLAYPAUSE} },
595 { KE_KEY, 0x74, {KEY_REWIND} },
596 { KE_KEY, 0x78, {KEY_FORWARD} },
597 { KE_WIFI, 0x30 },
598 { KE_BLUETOOTH, 0x44 },
599 { KE_END, 0 }
600};
601
602static struct key_entry keymap_aopen_1557[] __initdata = {
603 { KE_KEY, 0x01, {KEY_HELP} },
604 { KE_KEY, 0x11, {KEY_PROG1} },
605 { KE_KEY, 0x12, {KEY_PROG2} },
606 { KE_WIFI, 0x30 },
607 { KE_KEY, 0x22, {KEY_REWIND} },
608 { KE_KEY, 0x23, {KEY_FORWARD} },
609 { KE_KEY, 0x24, {KEY_PLAYPAUSE} },
610 { KE_KEY, 0x25, {KEY_STOPCD} },
611 { KE_KEY, 0x31, {KEY_MAIL} },
612 { KE_KEY, 0x36, {KEY_WWW} },
613 { KE_END, 0 }
614};
615
616static struct key_entry keymap_prestigio[] __initdata = {
617 { KE_KEY, 0x11, {KEY_PROG1} },
618 { KE_KEY, 0x12, {KEY_PROG2} },
619 { KE_WIFI, 0x30 },
620 { KE_KEY, 0x22, {KEY_REWIND} },
621 { KE_KEY, 0x23, {KEY_FORWARD} },
622 { KE_KEY, 0x24, {KEY_PLAYPAUSE} },
623 { KE_KEY, 0x25, {KEY_STOPCD} },
624 { KE_KEY, 0x31, {KEY_MAIL} },
625 { KE_KEY, 0x36, {KEY_WWW} },
626 { KE_END, 0 }
627};
628
629
630/*
631 * If your machine is not here (which is currently rather likely), please send
632 * a list of buttons and their key codes (reported when loading this module
633 * with force=1) and the output of dmidecode to $MODULE_AUTHOR.
634 */
635static const struct dmi_system_id dmi_ids[] __initconst = {
636 {
637 /* Fujitsu-Siemens Amilo Pro V2000 */
638 .callback = dmi_matched,
639 .matches = {
640 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
641 DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pro V2000"),
642 },
643 .driver_data = keymap_fs_amilo_pro_v2000
644 },
645 {
646 /* Fujitsu-Siemens Amilo Pro Edition V3505 */
647 .callback = dmi_matched,
648 .matches = {
649 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
650 DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pro Edition V3505"),
651 },
652 .driver_data = keymap_fs_amilo_pro_v3505
653 },
654 {
655 /* Fujitsu-Siemens Amilo Pro Edition V8210 */
656 .callback = dmi_matched,
657 .matches = {
658 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
659 DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pro Series V8210"),
660 },
661 .driver_data = keymap_fs_amilo_pro_v8210
662 },
663 {
664 /* Fujitsu-Siemens Amilo M7400 */
665 .callback = dmi_matched,
666 .matches = {
667 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
668 DMI_MATCH(DMI_PRODUCT_NAME, "AMILO M "),
669 },
670 .driver_data = keymap_fs_amilo_pro_v2000
671 },
672 {
673 /* Maxdata Pro 7000 DX */
674 .callback = dmi_matched,
675 .matches = {
676 DMI_MATCH(DMI_SYS_VENDOR, "MAXDATA"),
677 DMI_MATCH(DMI_PRODUCT_NAME, "Pro 7000"),
678 },
679 .driver_data = keymap_fs_amilo_pro_v2000
680 },
681 {
682 /* Fujitsu N3510 */
683 .callback = dmi_matched,
684 .matches = {
685 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
686 DMI_MATCH(DMI_PRODUCT_NAME, "N3510"),
687 },
688 .driver_data = keymap_fujitsu_n3510
689 },
690 {
691 /* Acer Aspire 1500 */
692 .callback = dmi_matched,
693 .matches = {
694 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
695 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 1500"),
696 },
697 .driver_data = keymap_acer_aspire_1500
698 },
699 {
700 /* Acer Aspire 1600 */
701 .callback = dmi_matched,
702 .matches = {
703 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
704 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 1600"),
705 },
706 .driver_data = keymap_acer_aspire_1600
707 },
708 {
709 /* Acer Aspire 3020 */
710 .callback = dmi_matched,
711 .matches = {
712 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
713 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 3020"),
714 },
715 .driver_data = keymap_acer_aspire_5020
716 },
717 {
718 /* Acer Aspire 5020 */
719 .callback = dmi_matched,
720 .matches = {
721 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
722 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5020"),
723 },
724 .driver_data = keymap_acer_aspire_5020
725 },
726 {
727 /* Acer TravelMate 2100 */
728 .callback = dmi_matched,
729 .matches = {
730 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
731 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 2100"),
732 },
733 .driver_data = keymap_acer_aspire_5020
734 },
735 {
736 /* Acer TravelMate 2410 */
737 .callback = dmi_matched,
738 .matches = {
739 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
740 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 2410"),
741 },
742 .driver_data = keymap_acer_travelmate_2410
743 },
744 {
745 /* Acer TravelMate C300 */
746 .callback = dmi_matched,
747 .matches = {
748 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
749 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate C300"),
750 },
751 .driver_data = keymap_acer_travelmate_300
752 },
753 {
754 /* Acer TravelMate C100 */
755 .callback = dmi_matched,
756 .matches = {
757 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
758 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate C100"),
759 },
760 .driver_data = keymap_acer_travelmate_300
761 },
762 {
763 /* Acer TravelMate C110 */
764 .callback = dmi_matched,
765 .matches = {
766 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
767 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate C110"),
768 },
769 .driver_data = keymap_acer_travelmate_110
770 },
771 {
772 /* Acer TravelMate 380 */
773 .callback = dmi_matched,
774 .matches = {
775 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
776 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 380"),
777 },
778 .driver_data = keymap_acer_travelmate_380
779 },
780 {
781 /* Acer TravelMate 370 */
782 .callback = dmi_matched,
783 .matches = {
784 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
785 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 370"),
786 },
787 .driver_data = keymap_acer_travelmate_380 /* keyboard minus 1 key */
788 },
789 {
790 /* Acer TravelMate 220 */
791 .callback = dmi_matched,
792 .matches = {
793 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
794 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 220"),
795 },
796 .driver_data = keymap_acer_travelmate_220
797 },
798 {
799 /* Acer TravelMate 260 */
800 .callback = dmi_matched,
801 .matches = {
802 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
803 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 260"),
804 },
805 .driver_data = keymap_acer_travelmate_220
806 },
807 {
808 /* Acer TravelMate 230 */
809 .callback = dmi_matched,
810 .matches = {
811 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
812 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 230"),
813 /* acerhk looks for "TravelMate F4..." ?! */
814 },
815 .driver_data = keymap_acer_travelmate_230
816 },
817 {
818 /* Acer TravelMate 280 */
819 .callback = dmi_matched,
820 .matches = {
821 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
822 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 280"),
823 },
824 .driver_data = keymap_acer_travelmate_230
825 },
826 {
827 /* Acer TravelMate 240 */
828 .callback = dmi_matched,
829 .matches = {
830 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
831 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 240"),
832 },
833 .driver_data = keymap_acer_travelmate_240
834 },
835 {
836 /* Acer TravelMate 250 */
837 .callback = dmi_matched,
838 .matches = {
839 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
840 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 250"),
841 },
842 .driver_data = keymap_acer_travelmate_240
843 },
844 {
845 /* Acer TravelMate 2424NWXCi */
846 .callback = dmi_matched,
847 .matches = {
848 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
849 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 2420"),
850 },
851 .driver_data = keymap_acer_travelmate_240
852 },
853 {
854 /* Acer TravelMate 350 */
855 .callback = dmi_matched,
856 .matches = {
857 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
858 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 350"),
859 },
860 .driver_data = keymap_acer_travelmate_350
861 },
862 {
863 /* Acer TravelMate 360 */
864 .callback = dmi_matched,
865 .matches = {
866 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
867 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 360"),
868 },
869 .driver_data = keymap_acer_travelmate_360
870 },
871 {
872 /* Acer TravelMate 610 */
873 .callback = dmi_matched,
874 .matches = {
875 DMI_MATCH(DMI_SYS_VENDOR, "ACER"),
876 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 610"),
877 },
878 .driver_data = keymap_acer_travelmate_610
879 },
880 {
881 /* Acer TravelMate 620 */
882 .callback = dmi_matched,
883 .matches = {
884 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
885 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 620"),
886 },
887 .driver_data = keymap_acer_travelmate_630
888 },
889 {
890 /* Acer TravelMate 630 */
891 .callback = dmi_matched,
892 .matches = {
893 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
894 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 630"),
895 },
896 .driver_data = keymap_acer_travelmate_630
897 },
898 {
899 /* AOpen 1559AS */
900 .callback = dmi_matched,
901 .matches = {
902 DMI_MATCH(DMI_PRODUCT_NAME, "E2U"),
903 DMI_MATCH(DMI_BOARD_NAME, "E2U"),
904 },
905 .driver_data = keymap_aopen_1559as
906 },
907 {
908 /* Medion MD 9783 */
909 .callback = dmi_matched,
910 .matches = {
911 DMI_MATCH(DMI_SYS_VENDOR, "MEDIONNB"),
912 DMI_MATCH(DMI_PRODUCT_NAME, "MD 9783"),
913 },
914 .driver_data = keymap_wistron_ms2111
915 },
916 {
917 /* Medion MD 40100 */
918 .callback = dmi_matched,
919 .matches = {
920 DMI_MATCH(DMI_SYS_VENDOR, "MEDIONNB"),
921 DMI_MATCH(DMI_PRODUCT_NAME, "WID2000"),
922 },
923 .driver_data = keymap_wistron_md40100
924 },
925 {
926 /* Medion MD 2900 */
927 .callback = dmi_matched,
928 .matches = {
929 DMI_MATCH(DMI_SYS_VENDOR, "MEDIONNB"),
930 DMI_MATCH(DMI_PRODUCT_NAME, "WIM 2000"),
931 },
932 .driver_data = keymap_wistron_md2900
933 },
934 {
935 /* Medion MD 42200 */
936 .callback = dmi_matched,
937 .matches = {
938 DMI_MATCH(DMI_SYS_VENDOR, "Medion"),
939 DMI_MATCH(DMI_PRODUCT_NAME, "WIM 2030"),
940 },
941 .driver_data = keymap_fs_amilo_pro_v2000
942 },
943 {
944 /* Medion MD 96500 */
945 .callback = dmi_matched,
946 .matches = {
947 DMI_MATCH(DMI_SYS_VENDOR, "MEDIONPC"),
948 DMI_MATCH(DMI_PRODUCT_NAME, "WIM 2040"),
949 },
950 .driver_data = keymap_wistron_md96500
951 },
952 {
953 /* Medion MD 95400 */
954 .callback = dmi_matched,
955 .matches = {
956 DMI_MATCH(DMI_SYS_VENDOR, "MEDIONPC"),
957 DMI_MATCH(DMI_PRODUCT_NAME, "WIM 2050"),
958 },
959 .driver_data = keymap_wistron_md96500
960 },
961 {
962 /* Fujitsu Siemens Amilo D7820 */
963 .callback = dmi_matched,
964 .matches = {
965 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), /* not sure */
966 DMI_MATCH(DMI_PRODUCT_NAME, "Amilo D"),
967 },
968 .driver_data = keymap_fs_amilo_d88x0
969 },
970 {
971 /* Fujitsu Siemens Amilo D88x0 */
972 .callback = dmi_matched,
973 .matches = {
974 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
975 DMI_MATCH(DMI_PRODUCT_NAME, "AMILO D"),
976 },
977 .driver_data = keymap_fs_amilo_d88x0
978 },
979 { NULL, }
980};
981MODULE_DEVICE_TABLE(dmi, dmi_ids);
982
983/* Copy the good keymap, as the original ones are free'd */
984static int __init copy_keymap(void)
985{
986 const struct key_entry *key;
987 struct key_entry *new_keymap;
988 unsigned int length = 1;
989
990 for (key = keymap; key->type != KE_END; key++)
991 length++;
992
993 new_keymap = kmemdup(keymap, length * sizeof(struct key_entry),
994 GFP_KERNEL);
995 if (!new_keymap)
996 return -ENOMEM;
997
998 keymap = new_keymap;
999
1000 return 0;
1001}
1002
1003static int __init select_keymap(void)
1004{
1005 dmi_check_system(dmi_ids);
1006 if (keymap_name != NULL) {
1007 if (strcmp (keymap_name, "1557/MS2141") == 0)
1008 keymap = keymap_wistron_ms2141;
1009 else if (strcmp (keymap_name, "aopen1557") == 0)
1010 keymap = keymap_aopen_1557;
1011 else if (strcmp (keymap_name, "prestigio") == 0)
1012 keymap = keymap_prestigio;
1013 else if (strcmp (keymap_name, "generic") == 0)
1014 keymap = keymap_wistron_generic;
1015 else {
1016 printk(KERN_ERR "wistron_btns: Keymap unknown\n");
1017 return -EINVAL;
1018 }
1019 }
1020 if (keymap == NULL) {
1021 if (!force) {
1022 printk(KERN_ERR "wistron_btns: System unknown\n");
1023 return -ENODEV;
1024 }
1025 keymap = keymap_empty;
1026 }
1027
1028 return copy_keymap();
1029}
1030
1031 /* Input layer interface */
1032
1033static struct input_dev *wistron_idev;
1034static unsigned long jiffies_last_press;
1035static bool wifi_enabled;
1036static bool bluetooth_enabled;
1037
1038 /* led management */
1039static void wistron_mail_led_set(struct led_classdev *led_cdev,
1040 enum led_brightness value)
1041{
1042 bios_set_state(MAIL_LED, (value != LED_OFF) ? 1 : 0);
1043}
1044
1045/* same as setting up wifi card, but for laptops on which the led is managed */
1046static void wistron_wifi_led_set(struct led_classdev *led_cdev,
1047 enum led_brightness value)
1048{
1049 bios_set_state(WIFI, (value != LED_OFF) ? 1 : 0);
1050}
1051
1052static struct led_classdev wistron_mail_led = {
1053 .name = "wistron:green:mail",
1054 .brightness_set = wistron_mail_led_set,
1055};
1056
1057static struct led_classdev wistron_wifi_led = {
1058 .name = "wistron:red:wifi",
1059 .brightness_set = wistron_wifi_led_set,
1060};
1061
1062static void wistron_led_init(struct device *parent)
1063{
1064 if (leds_present & FE_WIFI_LED) {
1065 u16 wifi = bios_get_default_setting(WIFI);
1066 if (wifi & 1) {
1067 wistron_wifi_led.brightness = (wifi & 2) ? LED_FULL : LED_OFF;
1068 if (led_classdev_register(parent, &wistron_wifi_led))
1069 leds_present &= ~FE_WIFI_LED;
1070 else
1071 bios_set_state(WIFI, wistron_wifi_led.brightness);
1072
1073 } else
1074 leds_present &= ~FE_WIFI_LED;
1075 }
1076
1077 if (leds_present & FE_MAIL_LED) {
1078 /* bios_get_default_setting(MAIL) always retuns 0, so just turn the led off */
1079 wistron_mail_led.brightness = LED_OFF;
1080 if (led_classdev_register(parent, &wistron_mail_led))
1081 leds_present &= ~FE_MAIL_LED;
1082 else
1083 bios_set_state(MAIL_LED, wistron_mail_led.brightness);
1084 }
1085}
1086
1087static void wistron_led_remove(void)
1088{
1089 if (leds_present & FE_MAIL_LED)
1090 led_classdev_unregister(&wistron_mail_led);
1091
1092 if (leds_present & FE_WIFI_LED)
1093 led_classdev_unregister(&wistron_wifi_led);
1094}
1095
1096static inline void wistron_led_suspend(void)
1097{
1098 if (leds_present & FE_MAIL_LED)
1099 led_classdev_suspend(&wistron_mail_led);
1100
1101 if (leds_present & FE_WIFI_LED)
1102 led_classdev_suspend(&wistron_wifi_led);
1103}
1104
1105static inline void wistron_led_resume(void)
1106{
1107 if (leds_present & FE_MAIL_LED)
1108 led_classdev_resume(&wistron_mail_led);
1109
1110 if (leds_present & FE_WIFI_LED)
1111 led_classdev_resume(&wistron_wifi_led);
1112}
1113
1114static void handle_key(u8 code)
1115{
1116 const struct key_entry *key =
1117 sparse_keymap_entry_from_scancode(wistron_idev, code);
1118
1119 if (key) {
1120 switch (key->type) {
1121 case KE_WIFI:
1122 if (have_wifi) {
1123 wifi_enabled = !wifi_enabled;
1124 bios_set_state(WIFI, wifi_enabled);
1125 }
1126 break;
1127
1128 case KE_BLUETOOTH:
1129 if (have_bluetooth) {
1130 bluetooth_enabled = !bluetooth_enabled;
1131 bios_set_state(BLUETOOTH, bluetooth_enabled);
1132 }
1133 break;
1134
1135 default:
1136 sparse_keymap_report_entry(wistron_idev, key, 1, true);
1137 break;
1138 }
1139 jiffies_last_press = jiffies;
1140 } else {
1141 printk(KERN_NOTICE
1142 "wistron_btns: Unknown key code %02X\n", code);
1143 }
1144}
1145
1146static void poll_bios(bool discard)
1147{
1148 u8 qlen;
1149 u16 val;
1150
1151 for (;;) {
1152 qlen = CMOS_READ(cmos_address);
1153 if (qlen == 0)
1154 break;
1155 val = bios_pop_queue();
1156 if (val != 0 && !discard)
1157 handle_key((u8)val);
1158 }
1159}
1160
1161static int wistron_flush(struct input_dev *dev)
1162{
1163 /* Flush stale event queue */
1164 poll_bios(true);
1165
1166 return 0;
1167}
1168
1169static void wistron_poll(struct input_dev *dev)
1170{
1171 poll_bios(false);
1172
1173 /* Increase poll frequency if user is currently pressing keys (< 2s ago) */
1174 if (time_before(jiffies, jiffies_last_press + 2 * HZ))
1175 input_set_poll_interval(dev, POLL_INTERVAL_BURST);
1176 else
1177 input_set_poll_interval(dev, POLL_INTERVAL_DEFAULT);
1178}
1179
1180static int wistron_setup_keymap(struct input_dev *dev,
1181 struct key_entry *entry)
1182{
1183 switch (entry->type) {
1184
1185 /* if wifi or bluetooth are not available, create normal keys */
1186 case KE_WIFI:
1187 if (!have_wifi) {
1188 entry->type = KE_KEY;
1189 entry->keycode = KEY_WLAN;
1190 }
1191 break;
1192
1193 case KE_BLUETOOTH:
1194 if (!have_bluetooth) {
1195 entry->type = KE_KEY;
1196 entry->keycode = KEY_BLUETOOTH;
1197 }
1198 break;
1199
1200 case KE_END:
1201 if (entry->code & FE_UNTESTED)
1202 printk(KERN_WARNING "Untested laptop multimedia keys, "
1203 "please report success or failure to "
1204 "eric.piel@tremplin-utc.net\n");
1205 break;
1206 }
1207
1208 return 0;
1209}
1210
1211static int setup_input_dev(void)
1212{
1213 int error;
1214
1215 wistron_idev = input_allocate_device();
1216 if (!wistron_idev)
1217 return -ENOMEM;
1218
1219 wistron_idev->name = "Wistron laptop buttons";
1220 wistron_idev->phys = "wistron/input0";
1221 wistron_idev->id.bustype = BUS_HOST;
1222 wistron_idev->dev.parent = &wistron_device->dev;
1223
1224 wistron_idev->open = wistron_flush;
1225
1226 error = sparse_keymap_setup(wistron_idev, keymap, wistron_setup_keymap);
1227 if (error)
1228 goto err_free_dev;
1229
1230 error = input_setup_polling(wistron_idev, wistron_poll);
1231 if (error)
1232 goto err_free_dev;
1233
1234 input_set_poll_interval(wistron_idev, POLL_INTERVAL_DEFAULT);
1235
1236 error = input_register_device(wistron_idev);
1237 if (error)
1238 goto err_free_dev;
1239
1240 return 0;
1241
1242 err_free_dev:
1243 input_free_device(wistron_idev);
1244 return error;
1245}
1246
1247/* Driver core */
1248
1249static int wistron_probe(struct platform_device *dev)
1250{
1251 int err;
1252
1253 bios_attach();
1254 cmos_address = bios_get_cmos_address();
1255
1256 if (have_wifi) {
1257 u16 wifi = bios_get_default_setting(WIFI);
1258 if (wifi & 1)
1259 wifi_enabled = wifi & 2;
1260 else
1261 have_wifi = 0;
1262
1263 if (have_wifi)
1264 bios_set_state(WIFI, wifi_enabled);
1265 }
1266
1267 if (have_bluetooth) {
1268 u16 bt = bios_get_default_setting(BLUETOOTH);
1269 if (bt & 1)
1270 bluetooth_enabled = bt & 2;
1271 else
1272 have_bluetooth = false;
1273
1274 if (have_bluetooth)
1275 bios_set_state(BLUETOOTH, bluetooth_enabled);
1276 }
1277
1278 wistron_led_init(&dev->dev);
1279
1280 err = setup_input_dev();
1281 if (err) {
1282 bios_detach();
1283 return err;
1284 }
1285
1286 return 0;
1287}
1288
1289static void wistron_remove(struct platform_device *dev)
1290{
1291 wistron_led_remove();
1292 input_unregister_device(wistron_idev);
1293 bios_detach();
1294}
1295
1296static int wistron_suspend(struct device *dev)
1297{
1298 if (have_wifi)
1299 bios_set_state(WIFI, 0);
1300
1301 if (have_bluetooth)
1302 bios_set_state(BLUETOOTH, 0);
1303
1304 wistron_led_suspend();
1305
1306 return 0;
1307}
1308
1309static int wistron_resume(struct device *dev)
1310{
1311 if (have_wifi)
1312 bios_set_state(WIFI, wifi_enabled);
1313
1314 if (have_bluetooth)
1315 bios_set_state(BLUETOOTH, bluetooth_enabled);
1316
1317 wistron_led_resume();
1318
1319 poll_bios(true);
1320
1321 return 0;
1322}
1323
1324static const struct dev_pm_ops wistron_pm_ops = {
1325 .suspend = wistron_suspend,
1326 .resume = wistron_resume,
1327 .poweroff = wistron_suspend,
1328 .restore = wistron_resume,
1329};
1330
1331static struct platform_driver wistron_driver = {
1332 .driver = {
1333 .name = "wistron-bios",
1334 .pm = pm_sleep_ptr(&wistron_pm_ops),
1335 },
1336 .probe = wistron_probe,
1337 .remove_new = wistron_remove,
1338};
1339
1340static int __init wb_module_init(void)
1341{
1342 int err;
1343
1344 err = select_keymap();
1345 if (err)
1346 return err;
1347
1348 err = map_bios();
1349 if (err)
1350 goto err_free_keymap;
1351
1352 err = platform_driver_register(&wistron_driver);
1353 if (err)
1354 goto err_unmap_bios;
1355
1356 wistron_device = platform_device_alloc("wistron-bios", -1);
1357 if (!wistron_device) {
1358 err = -ENOMEM;
1359 goto err_unregister_driver;
1360 }
1361
1362 err = platform_device_add(wistron_device);
1363 if (err)
1364 goto err_free_device;
1365
1366 return 0;
1367
1368 err_free_device:
1369 platform_device_put(wistron_device);
1370 err_unregister_driver:
1371 platform_driver_unregister(&wistron_driver);
1372 err_unmap_bios:
1373 unmap_bios();
1374 err_free_keymap:
1375 kfree(keymap);
1376
1377 return err;
1378}
1379
1380static void __exit wb_module_exit(void)
1381{
1382 platform_device_unregister(wistron_device);
1383 platform_driver_unregister(&wistron_driver);
1384 unmap_bios();
1385 kfree(keymap);
1386}
1387
1388module_init(wb_module_init);
1389module_exit(wb_module_exit);
1/*
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>
6 *
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
9 * Foundation.
10 *
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.
15 *
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.
19 */
20#include <linux/io.h>
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>
36
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 */
40
41/* BIOS subsystem IDs */
42#define WIFI 0x35
43#define BLUETOOTH 0x34
44#define MAIL_LED 0x31
45
46MODULE_AUTHOR("Miloslav Trmac <mitr@volny.cz>");
47MODULE_DESCRIPTION("Wistron laptop button driver");
48MODULE_LICENSE("GPL v2");
49MODULE_VERSION("0.3");
50
51static int force; /* = 0; */
52module_param(force, bool, 0);
53MODULE_PARM_DESC(force, "Load even if computer is not in database");
54
55static char *keymap_name; /* = NULL; */
56module_param_named(keymap, keymap_name, charp, 0);
57MODULE_PARM_DESC(keymap, "Keymap name, if it can't be autodetected [generic, 1557/MS2141]");
58
59static struct platform_device *wistron_device;
60
61 /* BIOS interface implementation */
62
63static void __iomem *bios_entry_point; /* BIOS routine entry point */
64static void __iomem *bios_code_map_base;
65static void __iomem *bios_data_map_base;
66
67static u8 cmos_address;
68
69struct regs {
70 u32 eax, ebx, ecx;
71};
72
73static void call_bios(struct regs *regs)
74{
75 unsigned long flags;
76
77 preempt_disable();
78 local_irq_save(flags);
79 asm volatile ("pushl %%ebp;"
80 "movl %7, %%ebp;"
81 "call *%6;"
82 "popl %%ebp"
83 : "=a" (regs->eax), "=b" (regs->ebx), "=c" (regs->ecx)
84 : "0" (regs->eax), "1" (regs->ebx), "2" (regs->ecx),
85 "m" (bios_entry_point), "m" (bios_data_map_base)
86 : "edx", "edi", "esi", "memory");
87 local_irq_restore(flags);
88 preempt_enable();
89}
90
91static ssize_t __init locate_wistron_bios(void __iomem *base)
92{
93 static unsigned char __initdata signature[] =
94 { 0x42, 0x21, 0x55, 0x30 };
95 ssize_t offset;
96
97 for (offset = 0; offset < 0x10000; offset += 0x10) {
98 if (check_signature(base + offset, signature,
99 sizeof(signature)) != 0)
100 return offset;
101 }
102 return -1;
103}
104
105static int __init map_bios(void)
106{
107 void __iomem *base;
108 ssize_t offset;
109 u32 entry_point;
110
111 base = ioremap(0xF0000, 0x10000); /* Can't fail */
112 offset = locate_wistron_bios(base);
113 if (offset < 0) {
114 printk(KERN_ERR "wistron_btns: BIOS entry point not found\n");
115 iounmap(base);
116 return -ENODEV;
117 }
118
119 entry_point = readl(base + offset + 5);
120 printk(KERN_DEBUG
121 "wistron_btns: BIOS signature found at %p, entry point %08X\n",
122 base + offset, entry_point);
123
124 if (entry_point >= 0xF0000) {
125 bios_code_map_base = base;
126 bios_entry_point = bios_code_map_base + (entry_point & 0xFFFF);
127 } else {
128 iounmap(base);
129 bios_code_map_base = ioremap(entry_point & ~0x3FFF, 0x4000);
130 if (bios_code_map_base == NULL) {
131 printk(KERN_ERR
132 "wistron_btns: Can't map BIOS code at %08X\n",
133 entry_point & ~0x3FFF);
134 goto err;
135 }
136 bios_entry_point = bios_code_map_base + (entry_point & 0x3FFF);
137 }
138 /* The Windows driver maps 0x10000 bytes, we keep only one page... */
139 bios_data_map_base = ioremap(0x400, 0xc00);
140 if (bios_data_map_base == NULL) {
141 printk(KERN_ERR "wistron_btns: Can't map BIOS data\n");
142 goto err_code;
143 }
144 return 0;
145
146err_code:
147 iounmap(bios_code_map_base);
148err:
149 return -ENOMEM;
150}
151
152static inline void unmap_bios(void)
153{
154 iounmap(bios_code_map_base);
155 iounmap(bios_data_map_base);
156}
157
158 /* BIOS calls */
159
160static u16 bios_pop_queue(void)
161{
162 struct regs regs;
163
164 memset(®s, 0, sizeof (regs));
165 regs.eax = 0x9610;
166 regs.ebx = 0x061C;
167 regs.ecx = 0x0000;
168 call_bios(®s);
169
170 return regs.eax;
171}
172
173static void __devinit bios_attach(void)
174{
175 struct regs regs;
176
177 memset(®s, 0, sizeof (regs));
178 regs.eax = 0x9610;
179 regs.ebx = 0x012E;
180 call_bios(®s);
181}
182
183static void bios_detach(void)
184{
185 struct regs regs;
186
187 memset(®s, 0, sizeof (regs));
188 regs.eax = 0x9610;
189 regs.ebx = 0x002E;
190 call_bios(®s);
191}
192
193static u8 __devinit bios_get_cmos_address(void)
194{
195 struct regs regs;
196
197 memset(®s, 0, sizeof (regs));
198 regs.eax = 0x9610;
199 regs.ebx = 0x051C;
200 call_bios(®s);
201
202 return regs.ecx;
203}
204
205static u16 __devinit bios_get_default_setting(u8 subsys)
206{
207 struct regs regs;
208
209 memset(®s, 0, sizeof (regs));
210 regs.eax = 0x9610;
211 regs.ebx = 0x0200 | subsys;
212 call_bios(®s);
213
214 return regs.eax;
215}
216
217static void bios_set_state(u8 subsys, int enable)
218{
219 struct regs regs;
220
221 memset(®s, 0, sizeof (regs));
222 regs.eax = 0x9610;
223 regs.ebx = (enable ? 0x0100 : 0x0000) | subsys;
224 call_bios(®s);
225}
226
227/* Hardware database */
228
229#define KE_WIFI (KE_LAST + 1)
230#define KE_BLUETOOTH (KE_LAST + 2)
231
232#define FE_MAIL_LED 0x01
233#define FE_WIFI_LED 0x02
234#define FE_UNTESTED 0x80
235
236static struct key_entry *keymap; /* = NULL; Current key map */
237static bool have_wifi;
238static bool have_bluetooth;
239static int leds_present; /* bitmask of leds present */
240
241static int __init dmi_matched(const struct dmi_system_id *dmi)
242{
243 const struct key_entry *key;
244
245 keymap = dmi->driver_data;
246 for (key = keymap; key->type != KE_END; key++) {
247 if (key->type == KE_WIFI)
248 have_wifi = true;
249 else if (key->type == KE_BLUETOOTH)
250 have_bluetooth = true;
251 }
252 leds_present = key->code & (FE_MAIL_LED | FE_WIFI_LED);
253
254 return 1;
255}
256
257static struct key_entry keymap_empty[] __initdata = {
258 { KE_END, 0 }
259};
260
261static struct key_entry keymap_fs_amilo_pro_v2000[] __initdata = {
262 { KE_KEY, 0x01, {KEY_HELP} },
263 { KE_KEY, 0x11, {KEY_PROG1} },
264 { KE_KEY, 0x12, {KEY_PROG2} },
265 { KE_WIFI, 0x30 },
266 { KE_KEY, 0x31, {KEY_MAIL} },
267 { KE_KEY, 0x36, {KEY_WWW} },
268 { KE_END, 0 }
269};
270
271static struct key_entry keymap_fs_amilo_pro_v3505[] __initdata = {
272 { KE_KEY, 0x01, {KEY_HELP} }, /* Fn+F1 */
273 { KE_KEY, 0x06, {KEY_DISPLAYTOGGLE} }, /* Fn+F4 */
274 { KE_BLUETOOTH, 0x30 }, /* Fn+F10 */
275 { KE_KEY, 0x31, {KEY_MAIL} }, /* mail button */
276 { KE_KEY, 0x36, {KEY_WWW} }, /* www button */
277 { KE_WIFI, 0x78 }, /* satellite dish button */
278 { KE_END, 0 }
279};
280
281static struct key_entry keymap_fujitsu_n3510[] __initdata = {
282 { KE_KEY, 0x11, {KEY_PROG1} },
283 { KE_KEY, 0x12, {KEY_PROG2} },
284 { KE_KEY, 0x36, {KEY_WWW} },
285 { KE_KEY, 0x31, {KEY_MAIL} },
286 { KE_KEY, 0x71, {KEY_STOPCD} },
287 { KE_KEY, 0x72, {KEY_PLAYPAUSE} },
288 { KE_KEY, 0x74, {KEY_REWIND} },
289 { KE_KEY, 0x78, {KEY_FORWARD} },
290 { KE_END, 0 }
291};
292
293static struct key_entry keymap_wistron_ms2111[] __initdata = {
294 { KE_KEY, 0x11, {KEY_PROG1} },
295 { KE_KEY, 0x12, {KEY_PROG2} },
296 { KE_KEY, 0x13, {KEY_PROG3} },
297 { KE_KEY, 0x31, {KEY_MAIL} },
298 { KE_KEY, 0x36, {KEY_WWW} },
299 { KE_END, FE_MAIL_LED }
300};
301
302static struct key_entry keymap_wistron_md40100[] __initdata = {
303 { KE_KEY, 0x01, {KEY_HELP} },
304 { KE_KEY, 0x02, {KEY_CONFIG} },
305 { KE_KEY, 0x31, {KEY_MAIL} },
306 { KE_KEY, 0x36, {KEY_WWW} },
307 { KE_KEY, 0x37, {KEY_DISPLAYTOGGLE} }, /* Display on/off */
308 { KE_END, FE_MAIL_LED | FE_WIFI_LED | FE_UNTESTED }
309};
310
311static struct key_entry keymap_wistron_ms2141[] __initdata = {
312 { KE_KEY, 0x11, {KEY_PROG1} },
313 { KE_KEY, 0x12, {KEY_PROG2} },
314 { KE_WIFI, 0x30 },
315 { KE_KEY, 0x22, {KEY_REWIND} },
316 { KE_KEY, 0x23, {KEY_FORWARD} },
317 { KE_KEY, 0x24, {KEY_PLAYPAUSE} },
318 { KE_KEY, 0x25, {KEY_STOPCD} },
319 { KE_KEY, 0x31, {KEY_MAIL} },
320 { KE_KEY, 0x36, {KEY_WWW} },
321 { KE_END, 0 }
322};
323
324static struct key_entry keymap_acer_aspire_1500[] __initdata = {
325 { KE_KEY, 0x01, {KEY_HELP} },
326 { KE_KEY, 0x03, {KEY_POWER} },
327 { KE_KEY, 0x11, {KEY_PROG1} },
328 { KE_KEY, 0x12, {KEY_PROG2} },
329 { KE_WIFI, 0x30 },
330 { KE_KEY, 0x31, {KEY_MAIL} },
331 { KE_KEY, 0x36, {KEY_WWW} },
332 { KE_KEY, 0x49, {KEY_CONFIG} },
333 { KE_BLUETOOTH, 0x44 },
334 { KE_END, FE_UNTESTED }
335};
336
337static struct key_entry keymap_acer_aspire_1600[] __initdata = {
338 { KE_KEY, 0x01, {KEY_HELP} },
339 { KE_KEY, 0x03, {KEY_POWER} },
340 { KE_KEY, 0x08, {KEY_MUTE} },
341 { KE_KEY, 0x11, {KEY_PROG1} },
342 { KE_KEY, 0x12, {KEY_PROG2} },
343 { KE_KEY, 0x13, {KEY_PROG3} },
344 { KE_KEY, 0x31, {KEY_MAIL} },
345 { KE_KEY, 0x36, {KEY_WWW} },
346 { KE_KEY, 0x49, {KEY_CONFIG} },
347 { KE_WIFI, 0x30 },
348 { KE_BLUETOOTH, 0x44 },
349 { KE_END, FE_MAIL_LED | FE_UNTESTED }
350};
351
352/* 3020 has been tested */
353static struct key_entry keymap_acer_aspire_5020[] __initdata = {
354 { KE_KEY, 0x01, {KEY_HELP} },
355 { KE_KEY, 0x03, {KEY_POWER} },
356 { KE_KEY, 0x05, {KEY_SWITCHVIDEOMODE} }, /* Display selection */
357 { KE_KEY, 0x11, {KEY_PROG1} },
358 { KE_KEY, 0x12, {KEY_PROG2} },
359 { KE_KEY, 0x31, {KEY_MAIL} },
360 { KE_KEY, 0x36, {KEY_WWW} },
361 { KE_KEY, 0x6a, {KEY_CONFIG} },
362 { KE_WIFI, 0x30 },
363 { KE_BLUETOOTH, 0x44 },
364 { KE_END, FE_MAIL_LED | FE_UNTESTED }
365};
366
367static struct key_entry keymap_acer_travelmate_2410[] __initdata = {
368 { KE_KEY, 0x01, {KEY_HELP} },
369 { KE_KEY, 0x6d, {KEY_POWER} },
370 { KE_KEY, 0x11, {KEY_PROG1} },
371 { KE_KEY, 0x12, {KEY_PROG2} },
372 { KE_KEY, 0x31, {KEY_MAIL} },
373 { KE_KEY, 0x36, {KEY_WWW} },
374 { KE_KEY, 0x6a, {KEY_CONFIG} },
375 { KE_WIFI, 0x30 },
376 { KE_BLUETOOTH, 0x44 },
377 { KE_END, FE_MAIL_LED | FE_UNTESTED }
378};
379
380static struct key_entry keymap_acer_travelmate_110[] __initdata = {
381 { KE_KEY, 0x01, {KEY_HELP} },
382 { KE_KEY, 0x02, {KEY_CONFIG} },
383 { KE_KEY, 0x03, {KEY_POWER} },
384 { KE_KEY, 0x08, {KEY_MUTE} },
385 { KE_KEY, 0x11, {KEY_PROG1} },
386 { KE_KEY, 0x12, {KEY_PROG2} },
387 { KE_KEY, 0x20, {KEY_VOLUMEUP} },
388 { KE_KEY, 0x21, {KEY_VOLUMEDOWN} },
389 { KE_KEY, 0x31, {KEY_MAIL} },
390 { KE_KEY, 0x36, {KEY_WWW} },
391 { KE_SW, 0x4a, {.sw = {SW_LID, 1}} }, /* lid close */
392 { KE_SW, 0x4b, {.sw = {SW_LID, 0}} }, /* lid open */
393 { KE_WIFI, 0x30 },
394 { KE_END, FE_MAIL_LED | FE_UNTESTED }
395};
396
397static struct key_entry keymap_acer_travelmate_300[] __initdata = {
398 { KE_KEY, 0x01, {KEY_HELP} },
399 { KE_KEY, 0x02, {KEY_CONFIG} },
400 { KE_KEY, 0x03, {KEY_POWER} },
401 { KE_KEY, 0x08, {KEY_MUTE} },
402 { KE_KEY, 0x11, {KEY_PROG1} },
403 { KE_KEY, 0x12, {KEY_PROG2} },
404 { KE_KEY, 0x20, {KEY_VOLUMEUP} },
405 { KE_KEY, 0x21, {KEY_VOLUMEDOWN} },
406 { KE_KEY, 0x31, {KEY_MAIL} },
407 { KE_KEY, 0x36, {KEY_WWW} },
408 { KE_WIFI, 0x30 },
409 { KE_BLUETOOTH, 0x44 },
410 { KE_END, FE_MAIL_LED | FE_UNTESTED }
411};
412
413static struct key_entry keymap_acer_travelmate_380[] __initdata = {
414 { KE_KEY, 0x01, {KEY_HELP} },
415 { KE_KEY, 0x02, {KEY_CONFIG} },
416 { KE_KEY, 0x03, {KEY_POWER} }, /* not 370 */
417 { KE_KEY, 0x11, {KEY_PROG1} },
418 { KE_KEY, 0x12, {KEY_PROG2} },
419 { KE_KEY, 0x13, {KEY_PROG3} },
420 { KE_KEY, 0x31, {KEY_MAIL} },
421 { KE_KEY, 0x36, {KEY_WWW} },
422 { KE_WIFI, 0x30 },
423 { KE_END, FE_MAIL_LED | FE_UNTESTED }
424};
425
426/* unusual map */
427static struct key_entry keymap_acer_travelmate_220[] __initdata = {
428 { KE_KEY, 0x01, {KEY_HELP} },
429 { KE_KEY, 0x02, {KEY_CONFIG} },
430 { KE_KEY, 0x11, {KEY_MAIL} },
431 { KE_KEY, 0x12, {KEY_WWW} },
432 { KE_KEY, 0x13, {KEY_PROG2} },
433 { KE_KEY, 0x31, {KEY_PROG1} },
434 { KE_END, FE_WIFI_LED | FE_UNTESTED }
435};
436
437static struct key_entry keymap_acer_travelmate_230[] __initdata = {
438 { KE_KEY, 0x01, {KEY_HELP} },
439 { KE_KEY, 0x02, {KEY_CONFIG} },
440 { KE_KEY, 0x11, {KEY_PROG1} },
441 { KE_KEY, 0x12, {KEY_PROG2} },
442 { KE_KEY, 0x31, {KEY_MAIL} },
443 { KE_KEY, 0x36, {KEY_WWW} },
444 { KE_END, FE_WIFI_LED | FE_UNTESTED }
445};
446
447static struct key_entry keymap_acer_travelmate_240[] __initdata = {
448 { KE_KEY, 0x01, {KEY_HELP} },
449 { KE_KEY, 0x02, {KEY_CONFIG} },
450 { KE_KEY, 0x03, {KEY_POWER} },
451 { KE_KEY, 0x08, {KEY_MUTE} },
452 { KE_KEY, 0x31, {KEY_MAIL} },
453 { KE_KEY, 0x36, {KEY_WWW} },
454 { KE_KEY, 0x11, {KEY_PROG1} },
455 { KE_KEY, 0x12, {KEY_PROG2} },
456 { KE_BLUETOOTH, 0x44 },
457 { KE_WIFI, 0x30 },
458 { KE_END, FE_UNTESTED }
459};
460
461static struct key_entry keymap_acer_travelmate_350[] __initdata = {
462 { KE_KEY, 0x01, {KEY_HELP} },
463 { KE_KEY, 0x02, {KEY_CONFIG} },
464 { KE_KEY, 0x11, {KEY_PROG1} },
465 { KE_KEY, 0x12, {KEY_PROG2} },
466 { KE_KEY, 0x13, {KEY_MAIL} },
467 { KE_KEY, 0x14, {KEY_PROG3} },
468 { KE_KEY, 0x15, {KEY_WWW} },
469 { KE_END, FE_MAIL_LED | FE_WIFI_LED | FE_UNTESTED }
470};
471
472static struct key_entry keymap_acer_travelmate_360[] __initdata = {
473 { KE_KEY, 0x01, {KEY_HELP} },
474 { KE_KEY, 0x02, {KEY_CONFIG} },
475 { KE_KEY, 0x11, {KEY_PROG1} },
476 { KE_KEY, 0x12, {KEY_PROG2} },
477 { KE_KEY, 0x13, {KEY_MAIL} },
478 { KE_KEY, 0x14, {KEY_PROG3} },
479 { KE_KEY, 0x15, {KEY_WWW} },
480 { KE_KEY, 0x40, {KEY_WLAN} },
481 { KE_END, FE_WIFI_LED | FE_UNTESTED } /* no mail led */
482};
483
484/* Wifi subsystem only activates the led. Therefore we need to pass
485 * wifi event as a normal key, then userspace can really change the wifi state.
486 * TODO we need to export led state to userspace (wifi and mail) */
487static struct key_entry keymap_acer_travelmate_610[] __initdata = {
488 { KE_KEY, 0x01, {KEY_HELP} },
489 { KE_KEY, 0x02, {KEY_CONFIG} },
490 { KE_KEY, 0x11, {KEY_PROG1} },
491 { KE_KEY, 0x12, {KEY_PROG2} },
492 { KE_KEY, 0x13, {KEY_PROG3} },
493 { KE_KEY, 0x14, {KEY_MAIL} },
494 { KE_KEY, 0x15, {KEY_WWW} },
495 { KE_KEY, 0x40, {KEY_WLAN} },
496 { KE_END, FE_MAIL_LED | FE_WIFI_LED }
497};
498
499static struct key_entry keymap_acer_travelmate_630[] __initdata = {
500 { KE_KEY, 0x01, {KEY_HELP} },
501 { KE_KEY, 0x02, {KEY_CONFIG} },
502 { KE_KEY, 0x03, {KEY_POWER} },
503 { KE_KEY, 0x08, {KEY_MUTE} }, /* not 620 */
504 { KE_KEY, 0x11, {KEY_PROG1} },
505 { KE_KEY, 0x12, {KEY_PROG2} },
506 { KE_KEY, 0x13, {KEY_PROG3} },
507 { KE_KEY, 0x20, {KEY_VOLUMEUP} },
508 { KE_KEY, 0x21, {KEY_VOLUMEDOWN} },
509 { KE_KEY, 0x31, {KEY_MAIL} },
510 { KE_KEY, 0x36, {KEY_WWW} },
511 { KE_WIFI, 0x30 },
512 { KE_END, FE_MAIL_LED | FE_UNTESTED }
513};
514
515static struct key_entry keymap_aopen_1559as[] __initdata = {
516 { KE_KEY, 0x01, {KEY_HELP} },
517 { KE_KEY, 0x06, {KEY_PROG3} },
518 { KE_KEY, 0x11, {KEY_PROG1} },
519 { KE_KEY, 0x12, {KEY_PROG2} },
520 { KE_WIFI, 0x30 },
521 { KE_KEY, 0x31, {KEY_MAIL} },
522 { KE_KEY, 0x36, {KEY_WWW} },
523 { KE_END, 0 },
524};
525
526static struct key_entry keymap_fs_amilo_d88x0[] __initdata = {
527 { KE_KEY, 0x01, {KEY_HELP} },
528 { KE_KEY, 0x08, {KEY_MUTE} },
529 { KE_KEY, 0x31, {KEY_MAIL} },
530 { KE_KEY, 0x36, {KEY_WWW} },
531 { KE_KEY, 0x11, {KEY_PROG1} },
532 { KE_KEY, 0x12, {KEY_PROG2} },
533 { KE_KEY, 0x13, {KEY_PROG3} },
534 { KE_END, FE_MAIL_LED | FE_WIFI_LED | FE_UNTESTED }
535};
536
537static struct key_entry keymap_wistron_md2900[] __initdata = {
538 { KE_KEY, 0x01, {KEY_HELP} },
539 { KE_KEY, 0x02, {KEY_CONFIG} },
540 { KE_KEY, 0x11, {KEY_PROG1} },
541 { KE_KEY, 0x12, {KEY_PROG2} },
542 { KE_KEY, 0x31, {KEY_MAIL} },
543 { KE_KEY, 0x36, {KEY_WWW} },
544 { KE_WIFI, 0x30 },
545 { KE_END, FE_MAIL_LED | FE_UNTESTED }
546};
547
548static struct key_entry keymap_wistron_md96500[] __initdata = {
549 { KE_KEY, 0x01, {KEY_HELP} },
550 { KE_KEY, 0x02, {KEY_CONFIG} },
551 { KE_KEY, 0x05, {KEY_SWITCHVIDEOMODE} }, /* Display selection */
552 { KE_KEY, 0x06, {KEY_DISPLAYTOGGLE} }, /* Display on/off */
553 { KE_KEY, 0x08, {KEY_MUTE} },
554 { KE_KEY, 0x11, {KEY_PROG1} },
555 { KE_KEY, 0x12, {KEY_PROG2} },
556 { KE_KEY, 0x20, {KEY_VOLUMEUP} },
557 { KE_KEY, 0x21, {KEY_VOLUMEDOWN} },
558 { KE_KEY, 0x22, {KEY_REWIND} },
559 { KE_KEY, 0x23, {KEY_FORWARD} },
560 { KE_KEY, 0x24, {KEY_PLAYPAUSE} },
561 { KE_KEY, 0x25, {KEY_STOPCD} },
562 { KE_KEY, 0x31, {KEY_MAIL} },
563 { KE_KEY, 0x36, {KEY_WWW} },
564 { KE_WIFI, 0x30 },
565 { KE_BLUETOOTH, 0x44 },
566 { KE_END, FE_UNTESTED }
567};
568
569static struct key_entry keymap_wistron_generic[] __initdata = {
570 { KE_KEY, 0x01, {KEY_HELP} },
571 { KE_KEY, 0x02, {KEY_CONFIG} },
572 { KE_KEY, 0x03, {KEY_POWER} },
573 { KE_KEY, 0x05, {KEY_SWITCHVIDEOMODE} }, /* Display selection */
574 { KE_KEY, 0x06, {KEY_DISPLAYTOGGLE} }, /* Display on/off */
575 { KE_KEY, 0x08, {KEY_MUTE} },
576 { KE_KEY, 0x11, {KEY_PROG1} },
577 { KE_KEY, 0x12, {KEY_PROG2} },
578 { KE_KEY, 0x13, {KEY_PROG3} },
579 { KE_KEY, 0x14, {KEY_MAIL} },
580 { KE_KEY, 0x15, {KEY_WWW} },
581 { KE_KEY, 0x20, {KEY_VOLUMEUP} },
582 { KE_KEY, 0x21, {KEY_VOLUMEDOWN} },
583 { KE_KEY, 0x22, {KEY_REWIND} },
584 { KE_KEY, 0x23, {KEY_FORWARD} },
585 { KE_KEY, 0x24, {KEY_PLAYPAUSE} },
586 { KE_KEY, 0x25, {KEY_STOPCD} },
587 { KE_KEY, 0x31, {KEY_MAIL} },
588 { KE_KEY, 0x36, {KEY_WWW} },
589 { KE_KEY, 0x37, {KEY_DISPLAYTOGGLE} }, /* Display on/off */
590 { KE_KEY, 0x40, {KEY_WLAN} },
591 { KE_KEY, 0x49, {KEY_CONFIG} },
592 { KE_SW, 0x4a, {.sw = {SW_LID, 1}} }, /* lid close */
593 { KE_SW, 0x4b, {.sw = {SW_LID, 0}} }, /* lid open */
594 { KE_KEY, 0x6a, {KEY_CONFIG} },
595 { KE_KEY, 0x6d, {KEY_POWER} },
596 { KE_KEY, 0x71, {KEY_STOPCD} },
597 { KE_KEY, 0x72, {KEY_PLAYPAUSE} },
598 { KE_KEY, 0x74, {KEY_REWIND} },
599 { KE_KEY, 0x78, {KEY_FORWARD} },
600 { KE_WIFI, 0x30 },
601 { KE_BLUETOOTH, 0x44 },
602 { KE_END, 0 }
603};
604
605static struct key_entry keymap_aopen_1557[] __initdata = {
606 { KE_KEY, 0x01, {KEY_HELP} },
607 { KE_KEY, 0x11, {KEY_PROG1} },
608 { KE_KEY, 0x12, {KEY_PROG2} },
609 { KE_WIFI, 0x30 },
610 { KE_KEY, 0x22, {KEY_REWIND} },
611 { KE_KEY, 0x23, {KEY_FORWARD} },
612 { KE_KEY, 0x24, {KEY_PLAYPAUSE} },
613 { KE_KEY, 0x25, {KEY_STOPCD} },
614 { KE_KEY, 0x31, {KEY_MAIL} },
615 { KE_KEY, 0x36, {KEY_WWW} },
616 { KE_END, 0 }
617};
618
619static struct key_entry keymap_prestigio[] __initdata = {
620 { KE_KEY, 0x11, {KEY_PROG1} },
621 { KE_KEY, 0x12, {KEY_PROG2} },
622 { KE_WIFI, 0x30 },
623 { KE_KEY, 0x22, {KEY_REWIND} },
624 { KE_KEY, 0x23, {KEY_FORWARD} },
625 { KE_KEY, 0x24, {KEY_PLAYPAUSE} },
626 { KE_KEY, 0x25, {KEY_STOPCD} },
627 { KE_KEY, 0x31, {KEY_MAIL} },
628 { KE_KEY, 0x36, {KEY_WWW} },
629 { KE_END, 0 }
630};
631
632
633/*
634 * If your machine is not here (which is currently rather likely), please send
635 * a list of buttons and their key codes (reported when loading this module
636 * with force=1) and the output of dmidecode to $MODULE_AUTHOR.
637 */
638static const struct dmi_system_id __initconst dmi_ids[] = {
639 {
640 /* Fujitsu-Siemens Amilo Pro V2000 */
641 .callback = dmi_matched,
642 .matches = {
643 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
644 DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pro V2000"),
645 },
646 .driver_data = keymap_fs_amilo_pro_v2000
647 },
648 {
649 /* Fujitsu-Siemens Amilo Pro Edition V3505 */
650 .callback = dmi_matched,
651 .matches = {
652 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
653 DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pro Edition V3505"),
654 },
655 .driver_data = keymap_fs_amilo_pro_v3505
656 },
657 {
658 /* Fujitsu-Siemens Amilo M7400 */
659 .callback = dmi_matched,
660 .matches = {
661 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
662 DMI_MATCH(DMI_PRODUCT_NAME, "AMILO M "),
663 },
664 .driver_data = keymap_fs_amilo_pro_v2000
665 },
666 {
667 /* Maxdata Pro 7000 DX */
668 .callback = dmi_matched,
669 .matches = {
670 DMI_MATCH(DMI_SYS_VENDOR, "MAXDATA"),
671 DMI_MATCH(DMI_PRODUCT_NAME, "Pro 7000"),
672 },
673 .driver_data = keymap_fs_amilo_pro_v2000
674 },
675 {
676 /* Fujitsu N3510 */
677 .callback = dmi_matched,
678 .matches = {
679 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU"),
680 DMI_MATCH(DMI_PRODUCT_NAME, "N3510"),
681 },
682 .driver_data = keymap_fujitsu_n3510
683 },
684 {
685 /* Acer Aspire 1500 */
686 .callback = dmi_matched,
687 .matches = {
688 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
689 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 1500"),
690 },
691 .driver_data = keymap_acer_aspire_1500
692 },
693 {
694 /* Acer Aspire 1600 */
695 .callback = dmi_matched,
696 .matches = {
697 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
698 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 1600"),
699 },
700 .driver_data = keymap_acer_aspire_1600
701 },
702 {
703 /* Acer Aspire 3020 */
704 .callback = dmi_matched,
705 .matches = {
706 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
707 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 3020"),
708 },
709 .driver_data = keymap_acer_aspire_5020
710 },
711 {
712 /* Acer Aspire 5020 */
713 .callback = dmi_matched,
714 .matches = {
715 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
716 DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 5020"),
717 },
718 .driver_data = keymap_acer_aspire_5020
719 },
720 {
721 /* Acer TravelMate 2100 */
722 .callback = dmi_matched,
723 .matches = {
724 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
725 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 2100"),
726 },
727 .driver_data = keymap_acer_aspire_5020
728 },
729 {
730 /* Acer TravelMate 2410 */
731 .callback = dmi_matched,
732 .matches = {
733 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
734 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 2410"),
735 },
736 .driver_data = keymap_acer_travelmate_2410
737 },
738 {
739 /* Acer TravelMate C300 */
740 .callback = dmi_matched,
741 .matches = {
742 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
743 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate C300"),
744 },
745 .driver_data = keymap_acer_travelmate_300
746 },
747 {
748 /* Acer TravelMate C100 */
749 .callback = dmi_matched,
750 .matches = {
751 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
752 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate C100"),
753 },
754 .driver_data = keymap_acer_travelmate_300
755 },
756 {
757 /* Acer TravelMate C110 */
758 .callback = dmi_matched,
759 .matches = {
760 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
761 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate C110"),
762 },
763 .driver_data = keymap_acer_travelmate_110
764 },
765 {
766 /* Acer TravelMate 380 */
767 .callback = dmi_matched,
768 .matches = {
769 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
770 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 380"),
771 },
772 .driver_data = keymap_acer_travelmate_380
773 },
774 {
775 /* Acer TravelMate 370 */
776 .callback = dmi_matched,
777 .matches = {
778 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
779 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 370"),
780 },
781 .driver_data = keymap_acer_travelmate_380 /* keyboard minus 1 key */
782 },
783 {
784 /* Acer TravelMate 220 */
785 .callback = dmi_matched,
786 .matches = {
787 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
788 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 220"),
789 },
790 .driver_data = keymap_acer_travelmate_220
791 },
792 {
793 /* Acer TravelMate 260 */
794 .callback = dmi_matched,
795 .matches = {
796 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
797 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 260"),
798 },
799 .driver_data = keymap_acer_travelmate_220
800 },
801 {
802 /* Acer TravelMate 230 */
803 .callback = dmi_matched,
804 .matches = {
805 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
806 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 230"),
807 /* acerhk looks for "TravelMate F4..." ?! */
808 },
809 .driver_data = keymap_acer_travelmate_230
810 },
811 {
812 /* Acer TravelMate 280 */
813 .callback = dmi_matched,
814 .matches = {
815 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
816 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 280"),
817 },
818 .driver_data = keymap_acer_travelmate_230
819 },
820 {
821 /* Acer TravelMate 240 */
822 .callback = dmi_matched,
823 .matches = {
824 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
825 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 240"),
826 },
827 .driver_data = keymap_acer_travelmate_240
828 },
829 {
830 /* Acer TravelMate 250 */
831 .callback = dmi_matched,
832 .matches = {
833 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
834 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 250"),
835 },
836 .driver_data = keymap_acer_travelmate_240
837 },
838 {
839 /* Acer TravelMate 2424NWXCi */
840 .callback = dmi_matched,
841 .matches = {
842 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
843 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 2420"),
844 },
845 .driver_data = keymap_acer_travelmate_240
846 },
847 {
848 /* Acer TravelMate 350 */
849 .callback = dmi_matched,
850 .matches = {
851 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
852 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 350"),
853 },
854 .driver_data = keymap_acer_travelmate_350
855 },
856 {
857 /* Acer TravelMate 360 */
858 .callback = dmi_matched,
859 .matches = {
860 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
861 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 360"),
862 },
863 .driver_data = keymap_acer_travelmate_360
864 },
865 {
866 /* Acer TravelMate 610 */
867 .callback = dmi_matched,
868 .matches = {
869 DMI_MATCH(DMI_SYS_VENDOR, "ACER"),
870 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 610"),
871 },
872 .driver_data = keymap_acer_travelmate_610
873 },
874 {
875 /* Acer TravelMate 620 */
876 .callback = dmi_matched,
877 .matches = {
878 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
879 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 620"),
880 },
881 .driver_data = keymap_acer_travelmate_630
882 },
883 {
884 /* Acer TravelMate 630 */
885 .callback = dmi_matched,
886 .matches = {
887 DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
888 DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 630"),
889 },
890 .driver_data = keymap_acer_travelmate_630
891 },
892 {
893 /* AOpen 1559AS */
894 .callback = dmi_matched,
895 .matches = {
896 DMI_MATCH(DMI_PRODUCT_NAME, "E2U"),
897 DMI_MATCH(DMI_BOARD_NAME, "E2U"),
898 },
899 .driver_data = keymap_aopen_1559as
900 },
901 {
902 /* Medion MD 9783 */
903 .callback = dmi_matched,
904 .matches = {
905 DMI_MATCH(DMI_SYS_VENDOR, "MEDIONNB"),
906 DMI_MATCH(DMI_PRODUCT_NAME, "MD 9783"),
907 },
908 .driver_data = keymap_wistron_ms2111
909 },
910 {
911 /* Medion MD 40100 */
912 .callback = dmi_matched,
913 .matches = {
914 DMI_MATCH(DMI_SYS_VENDOR, "MEDIONNB"),
915 DMI_MATCH(DMI_PRODUCT_NAME, "WID2000"),
916 },
917 .driver_data = keymap_wistron_md40100
918 },
919 {
920 /* Medion MD 2900 */
921 .callback = dmi_matched,
922 .matches = {
923 DMI_MATCH(DMI_SYS_VENDOR, "MEDIONNB"),
924 DMI_MATCH(DMI_PRODUCT_NAME, "WIM 2000"),
925 },
926 .driver_data = keymap_wistron_md2900
927 },
928 {
929 /* Medion MD 42200 */
930 .callback = dmi_matched,
931 .matches = {
932 DMI_MATCH(DMI_SYS_VENDOR, "Medion"),
933 DMI_MATCH(DMI_PRODUCT_NAME, "WIM 2030"),
934 },
935 .driver_data = keymap_fs_amilo_pro_v2000
936 },
937 {
938 /* Medion MD 96500 */
939 .callback = dmi_matched,
940 .matches = {
941 DMI_MATCH(DMI_SYS_VENDOR, "MEDIONPC"),
942 DMI_MATCH(DMI_PRODUCT_NAME, "WIM 2040"),
943 },
944 .driver_data = keymap_wistron_md96500
945 },
946 {
947 /* Medion MD 95400 */
948 .callback = dmi_matched,
949 .matches = {
950 DMI_MATCH(DMI_SYS_VENDOR, "MEDIONPC"),
951 DMI_MATCH(DMI_PRODUCT_NAME, "WIM 2050"),
952 },
953 .driver_data = keymap_wistron_md96500
954 },
955 {
956 /* Fujitsu Siemens Amilo D7820 */
957 .callback = dmi_matched,
958 .matches = {
959 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), /* not sure */
960 DMI_MATCH(DMI_PRODUCT_NAME, "Amilo D"),
961 },
962 .driver_data = keymap_fs_amilo_d88x0
963 },
964 {
965 /* Fujitsu Siemens Amilo D88x0 */
966 .callback = dmi_matched,
967 .matches = {
968 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
969 DMI_MATCH(DMI_PRODUCT_NAME, "AMILO D"),
970 },
971 .driver_data = keymap_fs_amilo_d88x0
972 },
973 { NULL, }
974};
975
976/* Copy the good keymap, as the original ones are free'd */
977static int __init copy_keymap(void)
978{
979 const struct key_entry *key;
980 struct key_entry *new_keymap;
981 unsigned int length = 1;
982
983 for (key = keymap; key->type != KE_END; key++)
984 length++;
985
986 new_keymap = kmemdup(keymap, length * sizeof(struct key_entry),
987 GFP_KERNEL);
988 if (!new_keymap)
989 return -ENOMEM;
990
991 keymap = new_keymap;
992
993 return 0;
994}
995
996static int __init select_keymap(void)
997{
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;
1008 else {
1009 printk(KERN_ERR "wistron_btns: Keymap unknown\n");
1010 return -EINVAL;
1011 }
1012 }
1013 if (keymap == NULL) {
1014 if (!force) {
1015 printk(KERN_ERR "wistron_btns: System unknown\n");
1016 return -ENODEV;
1017 }
1018 keymap = keymap_empty;
1019 }
1020
1021 return copy_keymap();
1022}
1023
1024 /* Input layer interface */
1025
1026static struct input_polled_dev *wistron_idev;
1027static unsigned long jiffies_last_press;
1028static bool wifi_enabled;
1029static bool bluetooth_enabled;
1030
1031 /* led management */
1032static void wistron_mail_led_set(struct led_classdev *led_cdev,
1033 enum led_brightness value)
1034{
1035 bios_set_state(MAIL_LED, (value != LED_OFF) ? 1 : 0);
1036}
1037
1038/* same as setting up wifi card, but for laptops on which the led is managed */
1039static void wistron_wifi_led_set(struct led_classdev *led_cdev,
1040 enum led_brightness value)
1041{
1042 bios_set_state(WIFI, (value != LED_OFF) ? 1 : 0);
1043}
1044
1045static struct led_classdev wistron_mail_led = {
1046 .name = "wistron:green:mail",
1047 .brightness_set = wistron_mail_led_set,
1048};
1049
1050static struct led_classdev wistron_wifi_led = {
1051 .name = "wistron:red:wifi",
1052 .brightness_set = wistron_wifi_led_set,
1053};
1054
1055static void __devinit wistron_led_init(struct device *parent)
1056{
1057 if (leds_present & FE_WIFI_LED) {
1058 u16 wifi = bios_get_default_setting(WIFI);
1059 if (wifi & 1) {
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;
1063 else
1064 bios_set_state(WIFI, wistron_wifi_led.brightness);
1065
1066 } else
1067 leds_present &= ~FE_WIFI_LED;
1068 }
1069
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;
1075 else
1076 bios_set_state(MAIL_LED, wistron_mail_led.brightness);
1077 }
1078}
1079
1080static void __devexit wistron_led_remove(void)
1081{
1082 if (leds_present & FE_MAIL_LED)
1083 led_classdev_unregister(&wistron_mail_led);
1084
1085 if (leds_present & FE_WIFI_LED)
1086 led_classdev_unregister(&wistron_wifi_led);
1087}
1088
1089static inline void wistron_led_suspend(void)
1090{
1091 if (leds_present & FE_MAIL_LED)
1092 led_classdev_suspend(&wistron_mail_led);
1093
1094 if (leds_present & FE_WIFI_LED)
1095 led_classdev_suspend(&wistron_wifi_led);
1096}
1097
1098static inline void wistron_led_resume(void)
1099{
1100 if (leds_present & FE_MAIL_LED)
1101 led_classdev_resume(&wistron_mail_led);
1102
1103 if (leds_present & FE_WIFI_LED)
1104 led_classdev_resume(&wistron_wifi_led);
1105}
1106
1107static void handle_key(u8 code)
1108{
1109 const struct key_entry *key =
1110 sparse_keymap_entry_from_scancode(wistron_idev->input, code);
1111
1112 if (key) {
1113 switch (key->type) {
1114 case KE_WIFI:
1115 if (have_wifi) {
1116 wifi_enabled = !wifi_enabled;
1117 bios_set_state(WIFI, wifi_enabled);
1118 }
1119 break;
1120
1121 case KE_BLUETOOTH:
1122 if (have_bluetooth) {
1123 bluetooth_enabled = !bluetooth_enabled;
1124 bios_set_state(BLUETOOTH, bluetooth_enabled);
1125 }
1126 break;
1127
1128 default:
1129 sparse_keymap_report_entry(wistron_idev->input,
1130 key, 1, true);
1131 break;
1132 }
1133 jiffies_last_press = jiffies;
1134 } else
1135 printk(KERN_NOTICE
1136 "wistron_btns: Unknown key code %02X\n", code);
1137}
1138
1139static void poll_bios(bool discard)
1140{
1141 u8 qlen;
1142 u16 val;
1143
1144 for (;;) {
1145 qlen = CMOS_READ(cmos_address);
1146 if (qlen == 0)
1147 break;
1148 val = bios_pop_queue();
1149 if (val != 0 && !discard)
1150 handle_key((u8)val);
1151 }
1152}
1153
1154static void wistron_flush(struct input_polled_dev *dev)
1155{
1156 /* Flush stale event queue */
1157 poll_bios(true);
1158}
1159
1160static void wistron_poll(struct input_polled_dev *dev)
1161{
1162 poll_bios(false);
1163
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;
1167 else
1168 dev->poll_interval = POLL_INTERVAL_DEFAULT;
1169}
1170
1171static int __devinit wistron_setup_keymap(struct input_dev *dev,
1172 struct key_entry *entry)
1173{
1174 switch (entry->type) {
1175
1176 /* if wifi or bluetooth are not available, create normal keys */
1177 case KE_WIFI:
1178 if (!have_wifi) {
1179 entry->type = KE_KEY;
1180 entry->keycode = KEY_WLAN;
1181 }
1182 break;
1183
1184 case KE_BLUETOOTH:
1185 if (!have_bluetooth) {
1186 entry->type = KE_KEY;
1187 entry->keycode = KEY_BLUETOOTH;
1188 }
1189 break;
1190
1191 case KE_END:
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");
1196 break;
1197 }
1198
1199 return 0;
1200}
1201
1202static int __devinit setup_input_dev(void)
1203{
1204 struct input_dev *input_dev;
1205 int error;
1206
1207 wistron_idev = input_allocate_polled_device();
1208 if (!wistron_idev)
1209 return -ENOMEM;
1210
1211 wistron_idev->open = wistron_flush;
1212 wistron_idev->poll = wistron_poll;
1213 wistron_idev->poll_interval = POLL_INTERVAL_DEFAULT;
1214
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;
1220
1221 error = sparse_keymap_setup(input_dev, keymap, wistron_setup_keymap);
1222 if (error)
1223 goto err_free_dev;
1224
1225 error = input_register_polled_device(wistron_idev);
1226 if (error)
1227 goto err_free_keymap;
1228
1229 return 0;
1230
1231 err_free_keymap:
1232 sparse_keymap_free(input_dev);
1233 err_free_dev:
1234 input_free_polled_device(wistron_idev);
1235 return error;
1236}
1237
1238/* Driver core */
1239
1240static int __devinit wistron_probe(struct platform_device *dev)
1241{
1242 int err;
1243
1244 bios_attach();
1245 cmos_address = bios_get_cmos_address();
1246
1247 if (have_wifi) {
1248 u16 wifi = bios_get_default_setting(WIFI);
1249 if (wifi & 1)
1250 wifi_enabled = wifi & 2;
1251 else
1252 have_wifi = 0;
1253
1254 if (have_wifi)
1255 bios_set_state(WIFI, wifi_enabled);
1256 }
1257
1258 if (have_bluetooth) {
1259 u16 bt = bios_get_default_setting(BLUETOOTH);
1260 if (bt & 1)
1261 bluetooth_enabled = bt & 2;
1262 else
1263 have_bluetooth = false;
1264
1265 if (have_bluetooth)
1266 bios_set_state(BLUETOOTH, bluetooth_enabled);
1267 }
1268
1269 wistron_led_init(&dev->dev);
1270
1271 err = setup_input_dev();
1272 if (err) {
1273 bios_detach();
1274 return err;
1275 }
1276
1277 return 0;
1278}
1279
1280static int __devexit wistron_remove(struct platform_device *dev)
1281{
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);
1286 bios_detach();
1287
1288 return 0;
1289}
1290
1291#ifdef CONFIG_PM
1292static int wistron_suspend(struct device *dev)
1293{
1294 if (have_wifi)
1295 bios_set_state(WIFI, 0);
1296
1297 if (have_bluetooth)
1298 bios_set_state(BLUETOOTH, 0);
1299
1300 wistron_led_suspend();
1301
1302 return 0;
1303}
1304
1305static int wistron_resume(struct device *dev)
1306{
1307 if (have_wifi)
1308 bios_set_state(WIFI, wifi_enabled);
1309
1310 if (have_bluetooth)
1311 bios_set_state(BLUETOOTH, bluetooth_enabled);
1312
1313 wistron_led_resume();
1314
1315 poll_bios(true);
1316
1317 return 0;
1318}
1319
1320static const struct dev_pm_ops wistron_pm_ops = {
1321 .suspend = wistron_suspend,
1322 .resume = wistron_resume,
1323 .poweroff = wistron_suspend,
1324 .restore = wistron_resume,
1325};
1326#endif
1327
1328static struct platform_driver wistron_driver = {
1329 .driver = {
1330 .name = "wistron-bios",
1331 .owner = THIS_MODULE,
1332#ifdef CONFIG_PM
1333 .pm = &wistron_pm_ops,
1334#endif
1335 },
1336 .probe = wistron_probe,
1337 .remove = __devexit_p(wistron_remove),
1338};
1339
1340static int __init wb_module_init(void)
1341{
1342 int err;
1343
1344 err = select_keymap();
1345 if (err)
1346 return err;
1347
1348 err = map_bios();
1349 if (err)
1350 goto err_free_keymap;
1351
1352 err = platform_driver_register(&wistron_driver);
1353 if (err)
1354 goto err_unmap_bios;
1355
1356 wistron_device = platform_device_alloc("wistron-bios", -1);
1357 if (!wistron_device) {
1358 err = -ENOMEM;
1359 goto err_unregister_driver;
1360 }
1361
1362 err = platform_device_add(wistron_device);
1363 if (err)
1364 goto err_free_device;
1365
1366 return 0;
1367
1368 err_free_device:
1369 platform_device_put(wistron_device);
1370 err_unregister_driver:
1371 platform_driver_unregister(&wistron_driver);
1372 err_unmap_bios:
1373 unmap_bios();
1374 err_free_keymap:
1375 kfree(keymap);
1376
1377 return err;
1378}
1379
1380static void __exit wb_module_exit(void)
1381{
1382 platform_device_unregister(wistron_device);
1383 platform_driver_unregister(&wistron_driver);
1384 unmap_bios();
1385 kfree(keymap);
1386}
1387
1388module_init(wb_module_init);
1389module_exit(wb_module_exit);