2 * AT and PS/2 keyboard driver
4 * Copyright (c) 1999-2002 Vojtech Pavlik
8 * This program is free software; you can redistribute it and/or modify it
9 * under the terms of the GNU General Public License version 2 as published by
10 * the Free Software Foundation.
14 * This driver can handle standard AT keyboards and PS/2 keyboards in
15 * Translated and Raw Set 2 and Set 3, as well as AT keyboards on dumb
16 * input-only controllers and AT keyboards connected over a one way RS232
20 #include <linux/delay.h>
21 #include <linux/module.h>
22 #include <linux/slab.h>
23 #include <linux/interrupt.h>
24 #include <linux/init.h>
25 #include <linux/input.h>
26 #include <linux/serio.h>
27 #include <linux/workqueue.h>
28 #include <linux/libps2.h>
29 #include <linux/mutex.h>
30 #include <linux/dmi.h>
32 #define DRIVER_DESC "AT and PS/2 keyboard driver"
34 MODULE_AUTHOR("Vojtech Pavlik <vojtech@suse.cz>");
35 MODULE_DESCRIPTION(DRIVER_DESC);
36 MODULE_LICENSE("GPL");
38 static int atkbd_set = 2;
39 module_param_named(set, atkbd_set, int, 0);
40 MODULE_PARM_DESC(set, "Select keyboard code set (2 = default, 3 = PS/2 native)");
42 #if defined(__i386__) || defined(__x86_64__) || defined(__hppa__)
43 static int atkbd_reset;
45 static int atkbd_reset = 1;
47 module_param_named(reset, atkbd_reset, bool, 0);
48 MODULE_PARM_DESC(reset, "Reset keyboard during initialization");
50 static int atkbd_softrepeat;
51 module_param_named(softrepeat, atkbd_softrepeat, bool, 0);
52 MODULE_PARM_DESC(softrepeat, "Use software keyboard repeat");
54 static int atkbd_softraw = 1;
55 module_param_named(softraw, atkbd_softraw, bool, 0);
56 MODULE_PARM_DESC(softraw, "Use software generated rawmode");
58 static int atkbd_scroll;
59 module_param_named(scroll, atkbd_scroll, bool, 0);
60 MODULE_PARM_DESC(scroll, "Enable scroll-wheel on MS Office and similar keyboards");
62 static int atkbd_extra;
63 module_param_named(extra, atkbd_extra, bool, 0);
64 MODULE_PARM_DESC(extra, "Enable extra LEDs and keys on IBM RapidAcces, EzKey and similar keyboards");
67 * Scancode to keycode tables. These are just the default setting, and
68 * are loadable via a userland utility.
71 #define ATKBD_KEYMAP_SIZE 512
73 static const unsigned short atkbd_set2_keycode[ATKBD_KEYMAP_SIZE] = {
75 #ifdef CONFIG_KEYBOARD_ATKBD_HP_KEYCODES
77 /* XXX: need a more general approach */
79 #include "hpps2atkbd.h" /* include the keyboard scancodes */
82 0, 67, 65, 63, 61, 59, 60, 88, 0, 68, 66, 64, 62, 15, 41,117,
83 0, 56, 42, 93, 29, 16, 2, 0, 0, 0, 44, 31, 30, 17, 3, 0,
84 0, 46, 45, 32, 18, 5, 4, 95, 0, 57, 47, 33, 20, 19, 6,183,
85 0, 49, 48, 35, 34, 21, 7,184, 0, 0, 50, 36, 22, 8, 9,185,
86 0, 51, 37, 23, 24, 11, 10, 0, 0, 52, 53, 38, 39, 25, 12, 0,
87 0, 89, 40, 0, 26, 13, 0, 0, 58, 54, 28, 27, 0, 43, 0, 85,
88 0, 86, 91, 90, 92, 0, 14, 94, 0, 79,124, 75, 71,121, 0, 0,
89 82, 83, 80, 76, 77, 72, 1, 69, 87, 78, 81, 74, 55, 73, 70, 99,
91 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
92 217,100,255, 0, 97,165, 0, 0,156, 0, 0, 0, 0, 0, 0,125,
93 173,114, 0,113, 0, 0, 0,126,128, 0, 0,140, 0, 0, 0,127,
94 159, 0,115, 0,164, 0, 0,116,158, 0,172,166, 0, 0, 0,142,
95 157, 0, 0, 0, 0, 0, 0, 0,155, 0, 98, 0, 0,163, 0, 0,
96 226, 0, 0, 0, 0, 0, 0, 0, 0,255, 96, 0, 0, 0,143, 0,
97 0, 0, 0, 0, 0, 0, 0, 0, 0,107, 0,105,102, 0, 0,112,
98 110,111,108,112,106,103, 0,119, 0,118,109, 0, 99,104,119, 0,
104 static const unsigned short atkbd_set3_keycode[ATKBD_KEYMAP_SIZE] = {
106 0, 0, 0, 0, 0, 0, 0, 59, 1,138,128,129,130, 15, 41, 60,
107 131, 29, 42, 86, 58, 16, 2, 61,133, 56, 44, 31, 30, 17, 3, 62,
108 134, 46, 45, 32, 18, 5, 4, 63,135, 57, 47, 33, 20, 19, 6, 64,
109 136, 49, 48, 35, 34, 21, 7, 65,137,100, 50, 36, 22, 8, 9, 66,
110 125, 51, 37, 23, 24, 11, 10, 67,126, 52, 53, 38, 39, 25, 12, 68,
111 113,114, 40, 43, 26, 13, 87, 99, 97, 54, 28, 27, 43, 43, 88, 70,
112 108,105,119,103,111,107, 14,110, 0, 79,106, 75, 71,109,102,104,
113 82, 83, 80, 76, 77, 72, 69, 98, 0, 96, 81, 0, 78, 73, 55,183,
115 184,185,186,187, 74, 94, 92, 93, 0, 0, 0,125,126,127,112, 0,
116 0,139,172,163,165,115,152,172,166,140,160,154,113,114,167,168,
120 static const unsigned short atkbd_unxlate_table[128] = {
121 0,118, 22, 30, 38, 37, 46, 54, 61, 62, 70, 69, 78, 85,102, 13,
122 21, 29, 36, 45, 44, 53, 60, 67, 68, 77, 84, 91, 90, 20, 28, 27,
123 35, 43, 52, 51, 59, 66, 75, 76, 82, 14, 18, 93, 26, 34, 33, 42,
124 50, 49, 58, 65, 73, 74, 89,124, 17, 41, 88, 5, 6, 4, 12, 3,
125 11, 2, 10, 1, 9,119,126,108,117,125,123,107,115,116,121,105,
126 114,122,112,113,127, 96, 97,120, 7, 15, 23, 31, 39, 47, 55, 63,
127 71, 79, 86, 94, 8, 16, 24, 32, 40, 48, 56, 64, 72, 80, 87,111,
128 19, 25, 57, 81, 83, 92, 95, 98, 99,100,101,103,104,106,109,110
131 #define ATKBD_CMD_SETLEDS 0x10ed
132 #define ATKBD_CMD_GSCANSET 0x11f0
133 #define ATKBD_CMD_SSCANSET 0x10f0
134 #define ATKBD_CMD_GETID 0x02f2
135 #define ATKBD_CMD_SETREP 0x10f3
136 #define ATKBD_CMD_ENABLE 0x00f4
137 #define ATKBD_CMD_RESET_DIS 0x00f5 /* Reset to defaults and disable */
138 #define ATKBD_CMD_RESET_DEF 0x00f6 /* Reset to defaults */
139 #define ATKBD_CMD_SETALL_MBR 0x00fa
140 #define ATKBD_CMD_RESET_BAT 0x02ff
141 #define ATKBD_CMD_RESEND 0x00fe
142 #define ATKBD_CMD_EX_ENABLE 0x10ea
143 #define ATKBD_CMD_EX_SETLEDS 0x20eb
144 #define ATKBD_CMD_OK_GETID 0x02e8
146 #define ATKBD_RET_ACK 0xfa
147 #define ATKBD_RET_NAK 0xfe
148 #define ATKBD_RET_BAT 0xaa
149 #define ATKBD_RET_EMUL0 0xe0
150 #define ATKBD_RET_EMUL1 0xe1
151 #define ATKBD_RET_RELEASE 0xf0
152 #define ATKBD_RET_HANJA 0xf1
153 #define ATKBD_RET_HANGEUL 0xf2
154 #define ATKBD_RET_ERR 0xff
156 #define ATKBD_KEY_UNKNOWN 0
157 #define ATKBD_KEY_NULL 255
159 #define ATKBD_SCR_1 254
160 #define ATKBD_SCR_2 253
161 #define ATKBD_SCR_4 252
162 #define ATKBD_SCR_8 251
163 #define ATKBD_SCR_CLICK 250
164 #define ATKBD_SCR_LEFT 249
165 #define ATKBD_SCR_RIGHT 248
167 #define ATKBD_SPECIAL ATKBD_SCR_RIGHT
169 #define ATKBD_LED_EVENT_BIT 0
170 #define ATKBD_REP_EVENT_BIT 1
172 #define ATKBD_XL_ERR 0x01
173 #define ATKBD_XL_BAT 0x02
174 #define ATKBD_XL_ACK 0x04
175 #define ATKBD_XL_NAK 0x08
176 #define ATKBD_XL_HANGEUL 0x10
177 #define ATKBD_XL_HANJA 0x20
179 static const struct {
180 unsigned char keycode;
182 } atkbd_scroll_keys[] = {
183 { ATKBD_SCR_1, 0xc5 },
184 { ATKBD_SCR_2, 0x9d },
185 { ATKBD_SCR_4, 0xa4 },
186 { ATKBD_SCR_8, 0x9b },
187 { ATKBD_SCR_CLICK, 0xe0 },
188 { ATKBD_SCR_LEFT, 0xcb },
189 { ATKBD_SCR_RIGHT, 0xd2 },
193 * The atkbd control structure
198 struct ps2dev ps2dev;
199 struct input_dev *dev;
201 /* Written only during init */
206 unsigned short keycode[ATKBD_KEYMAP_SIZE];
207 DECLARE_BITMAP(force_release_mask, ATKBD_KEYMAP_SIZE);
209 unsigned char translated;
212 unsigned char softrepeat;
213 unsigned char softraw;
214 unsigned char scroll;
215 unsigned char enabled;
217 /* Accessed only from interrupt */
219 unsigned char resend;
220 unsigned char release;
221 unsigned long xl_bit;
224 unsigned long err_count;
226 struct delayed_work event_work;
227 unsigned long event_jiffies;
228 struct mutex event_mutex;
229 unsigned long event_mask;
233 * System-specific keymap fixup routine
235 static void (*atkbd_platform_fixup)(struct atkbd *, const void *data);
236 static void *atkbd_platform_fixup_data;
237 static unsigned int (*atkbd_platform_scancode_fixup)(struct atkbd *, unsigned int);
239 static ssize_t atkbd_attr_show_helper(struct device *dev, char *buf,
240 ssize_t (*handler)(struct atkbd *, char *));
241 static ssize_t atkbd_attr_set_helper(struct device *dev, const char *buf, size_t count,
242 ssize_t (*handler)(struct atkbd *, const char *, size_t));
243 #define ATKBD_DEFINE_ATTR(_name) \
244 static ssize_t atkbd_show_##_name(struct atkbd *, char *); \
245 static ssize_t atkbd_set_##_name(struct atkbd *, const char *, size_t); \
246 static ssize_t atkbd_do_show_##_name(struct device *d, \
247 struct device_attribute *attr, char *b) \
249 return atkbd_attr_show_helper(d, b, atkbd_show_##_name); \
251 static ssize_t atkbd_do_set_##_name(struct device *d, \
252 struct device_attribute *attr, const char *b, size_t s) \
254 return atkbd_attr_set_helper(d, b, s, atkbd_set_##_name); \
256 static struct device_attribute atkbd_attr_##_name = \
257 __ATTR(_name, S_IWUSR | S_IRUGO, atkbd_do_show_##_name, atkbd_do_set_##_name);
259 ATKBD_DEFINE_ATTR(extra);
260 ATKBD_DEFINE_ATTR(force_release);
261 ATKBD_DEFINE_ATTR(scroll);
262 ATKBD_DEFINE_ATTR(set);
263 ATKBD_DEFINE_ATTR(softrepeat);
264 ATKBD_DEFINE_ATTR(softraw);
266 #define ATKBD_DEFINE_RO_ATTR(_name) \
267 static ssize_t atkbd_show_##_name(struct atkbd *, char *); \
268 static ssize_t atkbd_do_show_##_name(struct device *d, \
269 struct device_attribute *attr, char *b) \
271 return atkbd_attr_show_helper(d, b, atkbd_show_##_name); \
273 static struct device_attribute atkbd_attr_##_name = \
274 __ATTR(_name, S_IRUGO, atkbd_do_show_##_name, NULL);
276 ATKBD_DEFINE_RO_ATTR(err_count);
278 static struct attribute *atkbd_attributes[] = {
279 &atkbd_attr_extra.attr,
280 &atkbd_attr_force_release.attr,
281 &atkbd_attr_scroll.attr,
282 &atkbd_attr_set.attr,
283 &atkbd_attr_softrepeat.attr,
284 &atkbd_attr_softraw.attr,
285 &atkbd_attr_err_count.attr,
289 static struct attribute_group atkbd_attribute_group = {
290 .attrs = atkbd_attributes,
293 static const unsigned int xl_table[] = {
294 ATKBD_RET_BAT, ATKBD_RET_ERR, ATKBD_RET_ACK,
295 ATKBD_RET_NAK, ATKBD_RET_HANJA, ATKBD_RET_HANGEUL,
299 * Checks if we should mangle the scancode to extract 'release' bit
300 * in translated mode.
302 static int atkbd_need_xlate(unsigned long xl_bit, unsigned char code)
306 if (code == ATKBD_RET_EMUL0 || code == ATKBD_RET_EMUL1)
309 for (i = 0; i < ARRAY_SIZE(xl_table); i++)
310 if (code == xl_table[i])
311 return test_bit(i, &xl_bit);
317 * Calculates new value of xl_bit so the driver can distinguish
318 * between make/break pair of scancodes for select keys and PS/2
319 * protocol responses.
321 static void atkbd_calculate_xl_bit(struct atkbd *atkbd, unsigned char code)
325 for (i = 0; i < ARRAY_SIZE(xl_table); i++) {
326 if (!((code ^ xl_table[i]) & 0x7f)) {
328 __clear_bit(i, &atkbd->xl_bit);
330 __set_bit(i, &atkbd->xl_bit);
337 * Encode the scancode, 0xe0 prefix, and high bit into a single integer,
338 * keeping kernel 2.4 compatibility for set 2
340 static unsigned int atkbd_compat_scancode(struct atkbd *atkbd, unsigned int code)
342 if (atkbd->set == 3) {
343 if (atkbd->emul == 1)
346 code = (code & 0x7f) | ((code & 0x80) << 1);
347 if (atkbd->emul == 1)
355 * atkbd_interrupt(). Here takes place processing of data received from
356 * the keyboard into events.
359 static irqreturn_t atkbd_interrupt(struct serio *serio, unsigned char data,
362 struct atkbd *atkbd = serio_get_drvdata(serio);
363 struct input_dev *dev = atkbd->dev;
364 unsigned int code = data;
365 int scroll = 0, hscroll = 0, click = -1;
367 unsigned short keycode;
370 printk(KERN_DEBUG "atkbd.c: Received %02x flags %02x\n", data, flags);
373 #if !defined(__i386__) && !defined (__x86_64__)
374 if ((flags & (SERIO_FRAME | SERIO_PARITY)) && (~flags & SERIO_TIMEOUT) && !atkbd->resend && atkbd->write) {
375 printk(KERN_WARNING "atkbd.c: frame/parity error: %02x\n", flags);
376 serio_write(serio, ATKBD_CMD_RESEND);
381 if (!flags && data == ATKBD_RET_ACK)
385 if (unlikely(atkbd->ps2dev.flags & PS2_FLAG_ACK))
386 if (ps2_handle_ack(&atkbd->ps2dev, data))
389 if (unlikely(atkbd->ps2dev.flags & PS2_FLAG_CMD))
390 if (ps2_handle_response(&atkbd->ps2dev, data))
396 input_event(dev, EV_MSC, MSC_RAW, code);
398 if (atkbd_platform_scancode_fixup)
399 code = atkbd_platform_scancode_fixup(atkbd, code);
401 if (atkbd->translated) {
403 if (atkbd->emul || atkbd_need_xlate(atkbd->xl_bit, code)) {
404 atkbd->release = code >> 7;
409 atkbd_calculate_xl_bit(atkbd, data);
415 serio_reconnect(atkbd->ps2dev.serio);
417 case ATKBD_RET_EMUL0:
420 case ATKBD_RET_EMUL1:
423 case ATKBD_RET_RELEASE:
428 if (printk_ratelimit())
429 printk(KERN_WARNING "atkbd.c: Spurious %s on %s. "
430 "Some program might be trying access hardware directly.\n",
431 data == ATKBD_RET_ACK ? "ACK" : "NAK", serio->phys);
436 printk(KERN_DEBUG "atkbd.c: Keyboard on %s reports too many keys pressed.\n", serio->phys);
441 code = atkbd_compat_scancode(atkbd, code);
443 if (atkbd->emul && --atkbd->emul)
446 keycode = atkbd->keycode[code];
448 if (keycode != ATKBD_KEY_NULL)
449 input_event(dev, EV_MSC, MSC_SCAN, code);
454 case ATKBD_KEY_UNKNOWN:
456 "atkbd.c: Unknown key %s (%s set %d, code %#x on %s).\n",
457 atkbd->release ? "released" : "pressed",
458 atkbd->translated ? "translated" : "raw",
459 atkbd->set, code, serio->phys);
461 "atkbd.c: Use 'setkeycodes %s%02x <keycode>' to make it known.\n",
462 code & 0x80 ? "e0" : "", code & 0x7f);
466 scroll = 1 - atkbd->release * 2;
469 scroll = 2 - atkbd->release * 4;
472 scroll = 4 - atkbd->release * 8;
475 scroll = 8 - atkbd->release * 16;
477 case ATKBD_SCR_CLICK:
478 click = !atkbd->release;
483 case ATKBD_SCR_RIGHT:
487 if (atkbd->release) {
490 } else if (!atkbd->softrepeat && test_bit(keycode, dev->key)) {
491 /* Workaround Toshiba laptop multiple keypress */
492 value = time_before(jiffies, atkbd->time) && atkbd->last == code ? 1 : 2;
496 atkbd->time = jiffies + msecs_to_jiffies(dev->rep[REP_DELAY]) / 2;
499 input_event(dev, EV_KEY, keycode, value);
502 if (value && test_bit(code, atkbd->force_release_mask)) {
503 input_report_key(dev, keycode, 0);
510 input_report_key(dev, BTN_MIDDLE, click);
511 input_report_rel(dev, REL_WHEEL, scroll);
512 input_report_rel(dev, REL_HWHEEL, hscroll);
521 static int atkbd_set_repeat_rate(struct atkbd *atkbd)
523 const short period[32] =
524 { 33, 37, 42, 46, 50, 54, 58, 63, 67, 75, 83, 92, 100, 109, 116, 125,
525 133, 149, 167, 182, 200, 217, 232, 250, 270, 303, 333, 370, 400, 435, 470, 500 };
526 const short delay[4] =
527 { 250, 500, 750, 1000 };
529 struct input_dev *dev = atkbd->dev;
533 while (i < ARRAY_SIZE(period) - 1 && period[i] < dev->rep[REP_PERIOD])
535 dev->rep[REP_PERIOD] = period[i];
537 while (j < ARRAY_SIZE(delay) - 1 && delay[j] < dev->rep[REP_DELAY])
539 dev->rep[REP_DELAY] = delay[j];
541 param = i | (j << 5);
542 return ps2_command(&atkbd->ps2dev, ¶m, ATKBD_CMD_SETREP);
545 static int atkbd_set_leds(struct atkbd *atkbd)
547 struct input_dev *dev = atkbd->dev;
548 unsigned char param[2];
550 param[0] = (test_bit(LED_SCROLLL, dev->led) ? 1 : 0)
551 | (test_bit(LED_NUML, dev->led) ? 2 : 0)
552 | (test_bit(LED_CAPSL, dev->led) ? 4 : 0);
553 if (ps2_command(&atkbd->ps2dev, param, ATKBD_CMD_SETLEDS))
558 param[1] = (test_bit(LED_COMPOSE, dev->led) ? 0x01 : 0)
559 | (test_bit(LED_SLEEP, dev->led) ? 0x02 : 0)
560 | (test_bit(LED_SUSPEND, dev->led) ? 0x04 : 0)
561 | (test_bit(LED_MISC, dev->led) ? 0x10 : 0)
562 | (test_bit(LED_MUTE, dev->led) ? 0x20 : 0);
563 if (ps2_command(&atkbd->ps2dev, param, ATKBD_CMD_EX_SETLEDS))
571 * atkbd_event_work() is used to complete processing of events that
572 * can not be processed by input_event() which is often called from
576 static void atkbd_event_work(struct work_struct *work)
578 struct atkbd *atkbd = container_of(work, struct atkbd, event_work.work);
580 mutex_lock(&atkbd->event_mutex);
582 if (!atkbd->enabled) {
584 * Serio ports are resumed asynchronously so while driver core
585 * thinks that device is already fully operational in reality
586 * it may not be ready yet. In this case we need to keep
587 * rescheduling till reconnect completes.
589 schedule_delayed_work(&atkbd->event_work,
590 msecs_to_jiffies(100));
592 if (test_and_clear_bit(ATKBD_LED_EVENT_BIT, &atkbd->event_mask))
593 atkbd_set_leds(atkbd);
595 if (test_and_clear_bit(ATKBD_REP_EVENT_BIT, &atkbd->event_mask))
596 atkbd_set_repeat_rate(atkbd);
599 mutex_unlock(&atkbd->event_mutex);
603 * Schedule switch for execution. We need to throttle requests,
604 * otherwise keyboard may become unresponsive.
606 static void atkbd_schedule_event_work(struct atkbd *atkbd, int event_bit)
608 unsigned long delay = msecs_to_jiffies(50);
610 if (time_after(jiffies, atkbd->event_jiffies + delay))
613 atkbd->event_jiffies = jiffies;
614 set_bit(event_bit, &atkbd->event_mask);
616 schedule_delayed_work(&atkbd->event_work, delay);
620 * Event callback from the input module. Events that change the state of
621 * the hardware are processed here. If action can not be performed in
622 * interrupt context it is offloaded to atkbd_event_work.
625 static int atkbd_event(struct input_dev *dev,
626 unsigned int type, unsigned int code, int value)
628 struct atkbd *atkbd = input_get_drvdata(dev);
636 atkbd_schedule_event_work(atkbd, ATKBD_LED_EVENT_BIT);
640 if (!atkbd->softrepeat)
641 atkbd_schedule_event_work(atkbd, ATKBD_REP_EVENT_BIT);
649 * atkbd_enable() signals that interrupt handler is allowed to
650 * generate input events.
653 static inline void atkbd_enable(struct atkbd *atkbd)
655 serio_pause_rx(atkbd->ps2dev.serio);
657 serio_continue_rx(atkbd->ps2dev.serio);
661 * atkbd_disable() tells input handler that all incoming data except
662 * for ACKs and command response should be dropped.
665 static inline void atkbd_disable(struct atkbd *atkbd)
667 serio_pause_rx(atkbd->ps2dev.serio);
669 serio_continue_rx(atkbd->ps2dev.serio);
673 * atkbd_probe() probes for an AT keyboard on a serio port.
676 static int atkbd_probe(struct atkbd *atkbd)
678 struct ps2dev *ps2dev = &atkbd->ps2dev;
679 unsigned char param[2];
682 * Some systems, where the bit-twiddling when testing the io-lines of the
683 * controller may confuse the keyboard need a full reset of the keyboard. On
684 * these systems the BIOS also usually doesn't do it for us.
688 if (ps2_command(ps2dev, NULL, ATKBD_CMD_RESET_BAT))
689 printk(KERN_WARNING "atkbd.c: keyboard reset failed on %s\n", ps2dev->serio->phys);
692 * Then we check the keyboard ID. We should get 0xab83 under normal conditions.
693 * Some keyboards report different values, but the first byte is always 0xab or
694 * 0xac. Some old AT keyboards don't report anything. If a mouse is connected, this
695 * should make sure we don't try to set the LEDs on it.
698 param[0] = param[1] = 0xa5; /* initialize with invalid values */
699 if (ps2_command(ps2dev, param, ATKBD_CMD_GETID)) {
702 * If the get ID command failed, we check if we can at least set the LEDs on
703 * the keyboard. This should work on every keyboard out there. It also turns
704 * the LEDs off, which we want anyway.
707 if (ps2_command(ps2dev, param, ATKBD_CMD_SETLEDS))
713 if (!ps2_is_keyboard_id(param[0]))
716 atkbd->id = (param[0] << 8) | param[1];
718 if (atkbd->id == 0xaca1 && atkbd->translated) {
719 printk(KERN_ERR "atkbd.c: NCD terminal keyboards are only supported on non-translating\n");
720 printk(KERN_ERR "atkbd.c: controllers. Use i8042.direct=1 to disable translation.\n");
728 * atkbd_select_set checks if a keyboard has a working Set 3 support, and
729 * sets it into that. Unfortunately there are keyboards that can be switched
730 * to Set 3, but don't work well in that (BTC Multimedia ...)
733 static int atkbd_select_set(struct atkbd *atkbd, int target_set, int allow_extra)
735 struct ps2dev *ps2dev = &atkbd->ps2dev;
736 unsigned char param[2];
740 * For known special keyboards we can go ahead and set the correct set.
741 * We check for NCD PS/2 Sun, NorthGate OmniKey 101 and
742 * IBM RapidAccess / IBM EzButton / Chicony KBP-8993 keyboards.
745 if (atkbd->translated)
748 if (atkbd->id == 0xaca1) {
750 ps2_command(ps2dev, param, ATKBD_CMD_SSCANSET);
756 if (!ps2_command(ps2dev, param, ATKBD_CMD_EX_ENABLE)) {
765 if (!ps2_command(ps2dev, param, ATKBD_CMD_OK_GETID)) {
766 atkbd->id = param[0] << 8 | param[1];
771 if (ps2_command(ps2dev, param, ATKBD_CMD_SSCANSET))
775 if (ps2_command(ps2dev, param, ATKBD_CMD_GSCANSET))
780 if (ps2_command(ps2dev, param, ATKBD_CMD_SSCANSET))
784 ps2_command(ps2dev, param, ATKBD_CMD_SETALL_MBR);
789 static int atkbd_reset_state(struct atkbd *atkbd)
791 struct ps2dev *ps2dev = &atkbd->ps2dev;
792 unsigned char param[1];
795 * Set the LEDs to a predefined state (all off).
799 if (ps2_command(ps2dev, param, ATKBD_CMD_SETLEDS))
803 * Set autorepeat to fastest possible.
807 if (ps2_command(ps2dev, param, ATKBD_CMD_SETREP))
813 static int atkbd_activate(struct atkbd *atkbd)
815 struct ps2dev *ps2dev = &atkbd->ps2dev;
818 * Enable the keyboard to receive keystrokes.
821 if (ps2_command(ps2dev, NULL, ATKBD_CMD_ENABLE)) {
822 printk(KERN_ERR "atkbd.c: Failed to enable keyboard on %s\n",
823 ps2dev->serio->phys);
831 * atkbd_cleanup() restores the keyboard state so that BIOS is happy after a
835 static void atkbd_cleanup(struct serio *serio)
837 struct atkbd *atkbd = serio_get_drvdata(serio);
839 atkbd_disable(atkbd);
840 ps2_command(&atkbd->ps2dev, NULL, ATKBD_CMD_RESET_DEF);
845 * atkbd_disconnect() closes and frees.
848 static void atkbd_disconnect(struct serio *serio)
850 struct atkbd *atkbd = serio_get_drvdata(serio);
852 atkbd_disable(atkbd);
854 /* make sure we don't have a command in flight */
855 cancel_delayed_work_sync(&atkbd->event_work);
857 sysfs_remove_group(&serio->dev.kobj, &atkbd_attribute_group);
858 input_unregister_device(atkbd->dev);
860 serio_set_drvdata(serio, NULL);
865 * generate release events for the keycodes given in data
867 static void atkbd_apply_forced_release_keylist(struct atkbd* atkbd,
870 const unsigned int *keys = data;
874 for (i = 0; keys[i] != -1U; i++)
875 __set_bit(keys[i], atkbd->force_release_mask);
879 * Most special keys (Fn+F?) on Dell laptops do not generate release
880 * events so we have to do it ourselves.
882 static unsigned int atkbd_dell_laptop_forced_release_keys[] = {
883 0x85, 0x86, 0x87, 0x88, 0x89, 0x8a, 0x8b, 0x8f, 0x93, -1U
887 * Perform fixup for HP system that doesn't generate release
888 * for its video switch
890 static unsigned int atkbd_hp_forced_release_keys[] = {
895 * Samsung NC10,NC20 with Fn+F? key release not working
897 static unsigned int atkbd_samsung_forced_release_keys[] = {
898 0x82, 0x83, 0x84, 0x86, 0x88, 0x89, 0xb3, 0xf7, 0xf9, -1U
902 * Amilo Pi 3525 key release for Fn+Volume keys not working
904 static unsigned int atkbd_amilo_pi3525_forced_release_keys[] = {
905 0x20, 0xa0, 0x2e, 0xae, 0x30, 0xb0, -1U
909 * Amilo Xi 3650 key release for light touch bar not working
911 static unsigned int atkbd_amilo_xi3650_forced_release_keys[] = {
912 0x67, 0xed, 0x90, 0xa2, 0x99, 0xa4, 0xae, 0xb0, -1U
916 * Soltech TA12 system with broken key release on volume keys and mute key
918 static unsigned int atkdb_soltech_ta12_forced_release_keys[] = {
919 0xa0, 0xae, 0xb0, -1U
923 * Many notebooks don't send key release event for volume up/down
924 * keys, with key list below common among them
926 static unsigned int atkbd_volume_forced_release_keys[] = {
931 * OQO 01+ multimedia keys (64--66) generate e0 6x upon release whereas
932 * they should be generating e4-e6 (0x80 | code).
934 static unsigned int atkbd_oqo_01plus_scancode_fixup(struct atkbd *atkbd,
937 if (atkbd->translated && atkbd->emul == 1 &&
938 (code == 0x64 || code == 0x65 || code == 0x66)) {
947 * atkbd_set_keycode_table() initializes keyboard's keycode table
948 * according to the selected scancode set
951 static void atkbd_set_keycode_table(struct atkbd *atkbd)
953 unsigned int scancode;
956 memset(atkbd->keycode, 0, sizeof(atkbd->keycode));
957 bitmap_zero(atkbd->force_release_mask, ATKBD_KEYMAP_SIZE);
959 if (atkbd->translated) {
960 for (i = 0; i < 128; i++) {
961 scancode = atkbd_unxlate_table[i];
962 atkbd->keycode[i] = atkbd_set2_keycode[scancode];
963 atkbd->keycode[i | 0x80] = atkbd_set2_keycode[scancode | 0x80];
965 for (j = 0; j < ARRAY_SIZE(atkbd_scroll_keys); j++)
966 if ((scancode | 0x80) == atkbd_scroll_keys[j].set2)
967 atkbd->keycode[i | 0x80] = atkbd_scroll_keys[j].keycode;
969 } else if (atkbd->set == 3) {
970 memcpy(atkbd->keycode, atkbd_set3_keycode, sizeof(atkbd->keycode));
972 memcpy(atkbd->keycode, atkbd_set2_keycode, sizeof(atkbd->keycode));
975 for (i = 0; i < ARRAY_SIZE(atkbd_scroll_keys); i++) {
976 scancode = atkbd_scroll_keys[i].set2;
977 atkbd->keycode[scancode] = atkbd_scroll_keys[i].keycode;
982 * HANGEUL and HANJA keys do not send release events so we need to
983 * generate such events ourselves
985 scancode = atkbd_compat_scancode(atkbd, ATKBD_RET_HANGEUL);
986 atkbd->keycode[scancode] = KEY_HANGEUL;
987 __set_bit(scancode, atkbd->force_release_mask);
989 scancode = atkbd_compat_scancode(atkbd, ATKBD_RET_HANJA);
990 atkbd->keycode[scancode] = KEY_HANJA;
991 __set_bit(scancode, atkbd->force_release_mask);
994 * Perform additional fixups
996 if (atkbd_platform_fixup)
997 atkbd_platform_fixup(atkbd, atkbd_platform_fixup_data);
1001 * atkbd_set_device_attrs() sets up keyboard's input device structure
1004 static void atkbd_set_device_attrs(struct atkbd *atkbd)
1006 struct input_dev *input_dev = atkbd->dev;
1010 snprintf(atkbd->name, sizeof(atkbd->name),
1011 "AT Set 2 Extra keyboard");
1013 snprintf(atkbd->name, sizeof(atkbd->name),
1014 "AT %s Set %d keyboard",
1015 atkbd->translated ? "Translated" : "Raw", atkbd->set);
1017 snprintf(atkbd->phys, sizeof(atkbd->phys),
1018 "%s/input0", atkbd->ps2dev.serio->phys);
1020 input_dev->name = atkbd->name;
1021 input_dev->phys = atkbd->phys;
1022 input_dev->id.bustype = BUS_I8042;
1023 input_dev->id.vendor = 0x0001;
1024 input_dev->id.product = atkbd->translated ? 1 : atkbd->set;
1025 input_dev->id.version = atkbd->id;
1026 input_dev->event = atkbd_event;
1027 input_dev->dev.parent = &atkbd->ps2dev.serio->dev;
1029 input_set_drvdata(input_dev, atkbd);
1031 input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REP) |
1035 input_dev->evbit[0] |= BIT_MASK(EV_LED);
1036 input_dev->ledbit[0] = BIT_MASK(LED_NUML) |
1037 BIT_MASK(LED_CAPSL) | BIT_MASK(LED_SCROLLL);
1041 input_dev->ledbit[0] |= BIT_MASK(LED_COMPOSE) |
1042 BIT_MASK(LED_SUSPEND) | BIT_MASK(LED_SLEEP) |
1043 BIT_MASK(LED_MUTE) | BIT_MASK(LED_MISC);
1045 if (!atkbd->softrepeat) {
1046 input_dev->rep[REP_DELAY] = 250;
1047 input_dev->rep[REP_PERIOD] = 33;
1050 input_dev->mscbit[0] = atkbd->softraw ? BIT_MASK(MSC_SCAN) :
1051 BIT_MASK(MSC_RAW) | BIT_MASK(MSC_SCAN);
1053 if (atkbd->scroll) {
1054 input_dev->evbit[0] |= BIT_MASK(EV_REL);
1055 input_dev->relbit[0] = BIT_MASK(REL_WHEEL) |
1056 BIT_MASK(REL_HWHEEL);
1057 __set_bit(BTN_MIDDLE, input_dev->keybit);
1060 input_dev->keycode = atkbd->keycode;
1061 input_dev->keycodesize = sizeof(unsigned short);
1062 input_dev->keycodemax = ARRAY_SIZE(atkbd_set2_keycode);
1064 for (i = 0; i < ATKBD_KEYMAP_SIZE; i++)
1065 if (atkbd->keycode[i] && atkbd->keycode[i] < ATKBD_SPECIAL)
1066 __set_bit(atkbd->keycode[i], input_dev->keybit);
1070 * atkbd_connect() is called when the serio module finds an interface
1071 * that isn't handled yet by an appropriate device driver. We check if
1072 * there is an AT keyboard out there and if yes, we register ourselves
1073 * to the input module.
1076 static int atkbd_connect(struct serio *serio, struct serio_driver *drv)
1078 struct atkbd *atkbd;
1079 struct input_dev *dev;
1082 atkbd = kzalloc(sizeof(struct atkbd), GFP_KERNEL);
1083 dev = input_allocate_device();
1088 ps2_init(&atkbd->ps2dev, serio);
1089 INIT_DELAYED_WORK(&atkbd->event_work, atkbd_event_work);
1090 mutex_init(&atkbd->event_mutex);
1092 switch (serio->id.type) {
1095 atkbd->translated = 1;
1102 atkbd->softraw = atkbd_softraw;
1103 atkbd->softrepeat = atkbd_softrepeat;
1104 atkbd->scroll = atkbd_scroll;
1106 if (atkbd->softrepeat)
1109 serio_set_drvdata(serio, atkbd);
1111 err = serio_open(serio, drv);
1117 if (atkbd_probe(atkbd)) {
1122 atkbd->set = atkbd_select_set(atkbd, atkbd_set, atkbd_extra);
1123 atkbd_reset_state(atkbd);
1124 atkbd_activate(atkbd);
1131 atkbd_set_keycode_table(atkbd);
1132 atkbd_set_device_attrs(atkbd);
1134 err = sysfs_create_group(&serio->dev.kobj, &atkbd_attribute_group);
1138 atkbd_enable(atkbd);
1140 err = input_register_device(atkbd->dev);
1146 fail4: sysfs_remove_group(&serio->dev.kobj, &atkbd_attribute_group);
1147 fail3: serio_close(serio);
1148 fail2: serio_set_drvdata(serio, NULL);
1149 fail1: input_free_device(dev);
1155 * atkbd_reconnect() tries to restore keyboard into a sane state and is
1156 * most likely called on resume.
1159 static int atkbd_reconnect(struct serio *serio)
1161 struct atkbd *atkbd = serio_get_drvdata(serio);
1162 struct serio_driver *drv = serio->drv;
1164 if (!atkbd || !drv) {
1165 printk(KERN_DEBUG "atkbd: reconnect request, but serio is disconnected, ignoring...\n");
1169 atkbd_disable(atkbd);
1172 if (atkbd_probe(atkbd))
1174 if (atkbd->set != atkbd_select_set(atkbd, atkbd->set, atkbd->extra))
1177 atkbd_activate(atkbd);
1180 * Restore LED state and repeat rate. While input core
1181 * will do this for us at resume time reconnect may happen
1182 * because user requested it via sysfs or simply because
1183 * keyboard was unplugged and plugged in again so we need
1184 * to do it ourselves here.
1186 atkbd_set_leds(atkbd);
1187 if (!atkbd->softrepeat)
1188 atkbd_set_repeat_rate(atkbd);
1192 atkbd_enable(atkbd);
1197 static struct serio_device_id atkbd_serio_ids[] = {
1205 .type = SERIO_8042_XL,
1211 .type = SERIO_RS232,
1212 .proto = SERIO_PS2SER,
1219 MODULE_DEVICE_TABLE(serio, atkbd_serio_ids);
1221 static struct serio_driver atkbd_drv = {
1225 .description = DRIVER_DESC,
1226 .id_table = atkbd_serio_ids,
1227 .interrupt = atkbd_interrupt,
1228 .connect = atkbd_connect,
1229 .reconnect = atkbd_reconnect,
1230 .disconnect = atkbd_disconnect,
1231 .cleanup = atkbd_cleanup,
1234 static ssize_t atkbd_attr_show_helper(struct device *dev, char *buf,
1235 ssize_t (*handler)(struct atkbd *, char *))
1237 struct serio *serio = to_serio_port(dev);
1240 retval = serio_pin_driver(serio);
1244 if (serio->drv != &atkbd_drv) {
1249 retval = handler((struct atkbd *)serio_get_drvdata(serio), buf);
1252 serio_unpin_driver(serio);
1256 static ssize_t atkbd_attr_set_helper(struct device *dev, const char *buf, size_t count,
1257 ssize_t (*handler)(struct atkbd *, const char *, size_t))
1259 struct serio *serio = to_serio_port(dev);
1260 struct atkbd *atkbd;
1263 retval = serio_pin_driver(serio);
1267 if (serio->drv != &atkbd_drv) {
1272 atkbd = serio_get_drvdata(serio);
1273 atkbd_disable(atkbd);
1274 retval = handler(atkbd, buf, count);
1275 atkbd_enable(atkbd);
1278 serio_unpin_driver(serio);
1282 static ssize_t atkbd_show_extra(struct atkbd *atkbd, char *buf)
1284 return sprintf(buf, "%d\n", atkbd->extra ? 1 : 0);
1287 static ssize_t atkbd_set_extra(struct atkbd *atkbd, const char *buf, size_t count)
1289 struct input_dev *old_dev, *new_dev;
1290 unsigned long value;
1292 unsigned char old_extra, old_set;
1297 if (strict_strtoul(buf, 10, &value) || value > 1)
1300 if (atkbd->extra != value) {
1302 * Since device's properties will change we need to
1303 * unregister old device. But allocate and register
1304 * new one first to make sure we have it.
1306 old_dev = atkbd->dev;
1307 old_extra = atkbd->extra;
1308 old_set = atkbd->set;
1310 new_dev = input_allocate_device();
1314 atkbd->dev = new_dev;
1315 atkbd->set = atkbd_select_set(atkbd, atkbd->set, value);
1316 atkbd_reset_state(atkbd);
1317 atkbd_activate(atkbd);
1318 atkbd_set_keycode_table(atkbd);
1319 atkbd_set_device_attrs(atkbd);
1321 err = input_register_device(atkbd->dev);
1323 input_free_device(new_dev);
1325 atkbd->dev = old_dev;
1326 atkbd->set = atkbd_select_set(atkbd, old_set, old_extra);
1327 atkbd_set_keycode_table(atkbd);
1328 atkbd_set_device_attrs(atkbd);
1332 input_unregister_device(old_dev);
1338 static ssize_t atkbd_show_force_release(struct atkbd *atkbd, char *buf)
1340 size_t len = bitmap_scnlistprintf(buf, PAGE_SIZE - 2,
1341 atkbd->force_release_mask, ATKBD_KEYMAP_SIZE);
1349 static ssize_t atkbd_set_force_release(struct atkbd *atkbd,
1350 const char *buf, size_t count)
1352 /* 64 bytes on stack should be acceptable */
1353 DECLARE_BITMAP(new_mask, ATKBD_KEYMAP_SIZE);
1356 err = bitmap_parselist(buf, new_mask, ATKBD_KEYMAP_SIZE);
1360 memcpy(atkbd->force_release_mask, new_mask, sizeof(atkbd->force_release_mask));
1365 static ssize_t atkbd_show_scroll(struct atkbd *atkbd, char *buf)
1367 return sprintf(buf, "%d\n", atkbd->scroll ? 1 : 0);
1370 static ssize_t atkbd_set_scroll(struct atkbd *atkbd, const char *buf, size_t count)
1372 struct input_dev *old_dev, *new_dev;
1373 unsigned long value;
1375 unsigned char old_scroll;
1377 if (strict_strtoul(buf, 10, &value) || value > 1)
1380 if (atkbd->scroll != value) {
1381 old_dev = atkbd->dev;
1382 old_scroll = atkbd->scroll;
1384 new_dev = input_allocate_device();
1388 atkbd->dev = new_dev;
1389 atkbd->scroll = value;
1390 atkbd_set_keycode_table(atkbd);
1391 atkbd_set_device_attrs(atkbd);
1393 err = input_register_device(atkbd->dev);
1395 input_free_device(new_dev);
1397 atkbd->scroll = old_scroll;
1398 atkbd->dev = old_dev;
1399 atkbd_set_keycode_table(atkbd);
1400 atkbd_set_device_attrs(atkbd);
1404 input_unregister_device(old_dev);
1409 static ssize_t atkbd_show_set(struct atkbd *atkbd, char *buf)
1411 return sprintf(buf, "%d\n", atkbd->set);
1414 static ssize_t atkbd_set_set(struct atkbd *atkbd, const char *buf, size_t count)
1416 struct input_dev *old_dev, *new_dev;
1417 unsigned long value;
1419 unsigned char old_set, old_extra;
1424 if (strict_strtoul(buf, 10, &value) || (value != 2 && value != 3))
1427 if (atkbd->set != value) {
1428 old_dev = atkbd->dev;
1429 old_extra = atkbd->extra;
1430 old_set = atkbd->set;
1432 new_dev = input_allocate_device();
1436 atkbd->dev = new_dev;
1437 atkbd->set = atkbd_select_set(atkbd, value, atkbd->extra);
1438 atkbd_reset_state(atkbd);
1439 atkbd_activate(atkbd);
1440 atkbd_set_keycode_table(atkbd);
1441 atkbd_set_device_attrs(atkbd);
1443 err = input_register_device(atkbd->dev);
1445 input_free_device(new_dev);
1447 atkbd->dev = old_dev;
1448 atkbd->set = atkbd_select_set(atkbd, old_set, old_extra);
1449 atkbd_set_keycode_table(atkbd);
1450 atkbd_set_device_attrs(atkbd);
1454 input_unregister_device(old_dev);
1459 static ssize_t atkbd_show_softrepeat(struct atkbd *atkbd, char *buf)
1461 return sprintf(buf, "%d\n", atkbd->softrepeat ? 1 : 0);
1464 static ssize_t atkbd_set_softrepeat(struct atkbd *atkbd, const char *buf, size_t count)
1466 struct input_dev *old_dev, *new_dev;
1467 unsigned long value;
1469 unsigned char old_softrepeat, old_softraw;
1474 if (strict_strtoul(buf, 10, &value) || value > 1)
1477 if (atkbd->softrepeat != value) {
1478 old_dev = atkbd->dev;
1479 old_softrepeat = atkbd->softrepeat;
1480 old_softraw = atkbd->softraw;
1482 new_dev = input_allocate_device();
1486 atkbd->dev = new_dev;
1487 atkbd->softrepeat = value;
1488 if (atkbd->softrepeat)
1490 atkbd_set_device_attrs(atkbd);
1492 err = input_register_device(atkbd->dev);
1494 input_free_device(new_dev);
1496 atkbd->dev = old_dev;
1497 atkbd->softrepeat = old_softrepeat;
1498 atkbd->softraw = old_softraw;
1499 atkbd_set_device_attrs(atkbd);
1503 input_unregister_device(old_dev);
1509 static ssize_t atkbd_show_softraw(struct atkbd *atkbd, char *buf)
1511 return sprintf(buf, "%d\n", atkbd->softraw ? 1 : 0);
1514 static ssize_t atkbd_set_softraw(struct atkbd *atkbd, const char *buf, size_t count)
1516 struct input_dev *old_dev, *new_dev;
1517 unsigned long value;
1519 unsigned char old_softraw;
1521 if (strict_strtoul(buf, 10, &value) || value > 1)
1524 if (atkbd->softraw != value) {
1525 old_dev = atkbd->dev;
1526 old_softraw = atkbd->softraw;
1528 new_dev = input_allocate_device();
1532 atkbd->dev = new_dev;
1533 atkbd->softraw = value;
1534 atkbd_set_device_attrs(atkbd);
1536 err = input_register_device(atkbd->dev);
1538 input_free_device(new_dev);
1540 atkbd->dev = old_dev;
1541 atkbd->softraw = old_softraw;
1542 atkbd_set_device_attrs(atkbd);
1546 input_unregister_device(old_dev);
1551 static ssize_t atkbd_show_err_count(struct atkbd *atkbd, char *buf)
1553 return sprintf(buf, "%lu\n", atkbd->err_count);
1556 static int __init atkbd_setup_forced_release(const struct dmi_system_id *id)
1558 atkbd_platform_fixup = atkbd_apply_forced_release_keylist;
1559 atkbd_platform_fixup_data = id->driver_data;
1564 static int __init atkbd_setup_scancode_fixup(const struct dmi_system_id *id)
1566 atkbd_platform_scancode_fixup = id->driver_data;
1571 static const struct dmi_system_id atkbd_dmi_quirk_table[] __initconst = {
1574 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
1575 DMI_MATCH(DMI_CHASSIS_TYPE, "8"), /* Portable */
1577 .callback = atkbd_setup_forced_release,
1578 .driver_data = atkbd_dell_laptop_forced_release_keys,
1582 DMI_MATCH(DMI_SYS_VENDOR, "Dell Computer Corporation"),
1583 DMI_MATCH(DMI_CHASSIS_TYPE, "8"), /* Portable */
1585 .callback = atkbd_setup_forced_release,
1586 .driver_data = atkbd_dell_laptop_forced_release_keys,
1590 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
1591 DMI_MATCH(DMI_PRODUCT_NAME, "HP 2133"),
1593 .callback = atkbd_setup_forced_release,
1594 .driver_data = atkbd_hp_forced_release_keys,
1598 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
1599 DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion ZV6100"),
1601 .callback = atkbd_setup_forced_release,
1602 .driver_data = atkbd_volume_forced_release_keys,
1606 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
1607 DMI_MATCH(DMI_PRODUCT_NAME, "Presario R4000"),
1609 .callback = atkbd_setup_forced_release,
1610 .driver_data = atkbd_volume_forced_release_keys,
1614 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
1615 DMI_MATCH(DMI_PRODUCT_NAME, "Presario R4100"),
1617 .callback = atkbd_setup_forced_release,
1618 .driver_data = atkbd_volume_forced_release_keys,
1622 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
1623 DMI_MATCH(DMI_PRODUCT_NAME, "Presario R4200"),
1625 .callback = atkbd_setup_forced_release,
1626 .driver_data = atkbd_volume_forced_release_keys,
1629 /* Inventec Symphony */
1631 DMI_MATCH(DMI_SYS_VENDOR, "INVENTEC"),
1632 DMI_MATCH(DMI_PRODUCT_NAME, "SYMPHONY 6.0/7.0"),
1634 .callback = atkbd_setup_forced_release,
1635 .driver_data = atkbd_volume_forced_release_keys,
1640 DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."),
1641 DMI_MATCH(DMI_PRODUCT_NAME, "NC10"),
1643 .callback = atkbd_setup_forced_release,
1644 .driver_data = atkbd_samsung_forced_release_keys,
1649 DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."),
1650 DMI_MATCH(DMI_PRODUCT_NAME, "NC20"),
1652 .callback = atkbd_setup_forced_release,
1653 .driver_data = atkbd_samsung_forced_release_keys,
1656 /* Samsung SQ45S70S */
1658 DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."),
1659 DMI_MATCH(DMI_PRODUCT_NAME, "SQ45S70S"),
1661 .callback = atkbd_setup_forced_release,
1662 .driver_data = atkbd_samsung_forced_release_keys,
1665 /* Fujitsu Amilo PA 1510 */
1667 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
1668 DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pa 1510"),
1670 .callback = atkbd_setup_forced_release,
1671 .driver_data = atkbd_volume_forced_release_keys,
1674 /* Fujitsu Amilo Pi 3525 */
1676 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
1677 DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pi 3525"),
1679 .callback = atkbd_setup_forced_release,
1680 .driver_data = atkbd_amilo_pi3525_forced_release_keys,
1683 /* Fujitsu Amilo Xi 3650 */
1685 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
1686 DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Xi 3650"),
1688 .callback = atkbd_setup_forced_release,
1689 .driver_data = atkbd_amilo_xi3650_forced_release_keys,
1693 DMI_MATCH(DMI_SYS_VENDOR, "Soltech Corporation"),
1694 DMI_MATCH(DMI_PRODUCT_NAME, "TA12"),
1696 .callback = atkbd_setup_forced_release,
1697 .driver_data = atkdb_soltech_ta12_forced_release_keys,
1702 DMI_MATCH(DMI_SYS_VENDOR, "OQO"),
1703 DMI_MATCH(DMI_PRODUCT_NAME, "ZEPTO"),
1705 .callback = atkbd_setup_scancode_fixup,
1706 .driver_data = atkbd_oqo_01plus_scancode_fixup,
1711 static int __init atkbd_init(void)
1713 dmi_check_system(atkbd_dmi_quirk_table);
1715 return serio_register_driver(&atkbd_drv);
1718 static void __exit atkbd_exit(void)
1720 serio_unregister_driver(&atkbd_drv);
1723 module_init(atkbd_init);
1724 module_exit(atkbd_exit);