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 bool atkbd_reset;
45 static bool atkbd_reset = true;
47 module_param_named(reset, atkbd_reset, bool, 0);
48 MODULE_PARM_DESC(reset, "Reset keyboard during initialization");
50 static bool atkbd_softrepeat;
51 module_param_named(softrepeat, atkbd_softrepeat, bool, 0);
52 MODULE_PARM_DESC(softrepeat, "Use software keyboard repeat");
54 static bool atkbd_softraw = true;
55 module_param_named(softraw, atkbd_softraw, bool, 0);
56 MODULE_PARM_DESC(softraw, "Use software generated rawmode");
58 static bool 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 bool 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
138 #define ATKBD_CMD_SETALL_MBR 0x00fa
139 #define ATKBD_CMD_RESET_BAT 0x02ff
140 #define ATKBD_CMD_RESEND 0x00fe
141 #define ATKBD_CMD_EX_ENABLE 0x10ea
142 #define ATKBD_CMD_EX_SETLEDS 0x20eb
143 #define ATKBD_CMD_OK_GETID 0x02e8
145 #define ATKBD_RET_ACK 0xfa
146 #define ATKBD_RET_NAK 0xfe
147 #define ATKBD_RET_BAT 0xaa
148 #define ATKBD_RET_EMUL0 0xe0
149 #define ATKBD_RET_EMUL1 0xe1
150 #define ATKBD_RET_RELEASE 0xf0
151 #define ATKBD_RET_HANJA 0xf1
152 #define ATKBD_RET_HANGEUL 0xf2
153 #define ATKBD_RET_ERR 0xff
155 #define ATKBD_KEY_UNKNOWN 0
156 #define ATKBD_KEY_NULL 255
158 #define ATKBD_SCR_1 254
159 #define ATKBD_SCR_2 253
160 #define ATKBD_SCR_4 252
161 #define ATKBD_SCR_8 251
162 #define ATKBD_SCR_CLICK 250
163 #define ATKBD_SCR_LEFT 249
164 #define ATKBD_SCR_RIGHT 248
166 #define ATKBD_SPECIAL ATKBD_SCR_RIGHT
168 #define ATKBD_LED_EVENT_BIT 0
169 #define ATKBD_REP_EVENT_BIT 1
171 #define ATKBD_XL_ERR 0x01
172 #define ATKBD_XL_BAT 0x02
173 #define ATKBD_XL_ACK 0x04
174 #define ATKBD_XL_NAK 0x08
175 #define ATKBD_XL_HANGEUL 0x10
176 #define ATKBD_XL_HANJA 0x20
178 static const struct {
179 unsigned char keycode;
181 } atkbd_scroll_keys[] = {
182 { ATKBD_SCR_1, 0xc5 },
183 { ATKBD_SCR_2, 0x9d },
184 { ATKBD_SCR_4, 0xa4 },
185 { ATKBD_SCR_8, 0x9b },
186 { ATKBD_SCR_CLICK, 0xe0 },
187 { ATKBD_SCR_LEFT, 0xcb },
188 { ATKBD_SCR_RIGHT, 0xd2 },
192 * The atkbd control structure
197 struct ps2dev ps2dev;
198 struct input_dev *dev;
200 /* Written only during init */
205 unsigned short keycode[ATKBD_KEYMAP_SIZE];
206 DECLARE_BITMAP(force_release_mask, ATKBD_KEYMAP_SIZE);
216 /* Accessed only from interrupt */
220 unsigned long xl_bit;
223 unsigned long err_count;
225 struct delayed_work event_work;
226 unsigned long event_jiffies;
227 struct mutex event_mutex;
228 unsigned long event_mask;
232 * System-specific keymap fixup routine
234 static void (*atkbd_platform_fixup)(struct atkbd *, const void *data);
235 static void *atkbd_platform_fixup_data;
236 static unsigned int (*atkbd_platform_scancode_fixup)(struct atkbd *, unsigned int);
238 static ssize_t atkbd_attr_show_helper(struct device *dev, char *buf,
239 ssize_t (*handler)(struct atkbd *, char *));
240 static ssize_t atkbd_attr_set_helper(struct device *dev, const char *buf, size_t count,
241 ssize_t (*handler)(struct atkbd *, const char *, size_t));
242 #define ATKBD_DEFINE_ATTR(_name) \
243 static ssize_t atkbd_show_##_name(struct atkbd *, char *); \
244 static ssize_t atkbd_set_##_name(struct atkbd *, const char *, size_t); \
245 static ssize_t atkbd_do_show_##_name(struct device *d, \
246 struct device_attribute *attr, char *b) \
248 return atkbd_attr_show_helper(d, b, atkbd_show_##_name); \
250 static ssize_t atkbd_do_set_##_name(struct device *d, \
251 struct device_attribute *attr, const char *b, size_t s) \
253 return atkbd_attr_set_helper(d, b, s, atkbd_set_##_name); \
255 static struct device_attribute atkbd_attr_##_name = \
256 __ATTR(_name, S_IWUSR | S_IRUGO, atkbd_do_show_##_name, atkbd_do_set_##_name);
258 ATKBD_DEFINE_ATTR(extra);
259 ATKBD_DEFINE_ATTR(force_release);
260 ATKBD_DEFINE_ATTR(scroll);
261 ATKBD_DEFINE_ATTR(set);
262 ATKBD_DEFINE_ATTR(softrepeat);
263 ATKBD_DEFINE_ATTR(softraw);
265 #define ATKBD_DEFINE_RO_ATTR(_name) \
266 static ssize_t atkbd_show_##_name(struct atkbd *, char *); \
267 static ssize_t atkbd_do_show_##_name(struct device *d, \
268 struct device_attribute *attr, char *b) \
270 return atkbd_attr_show_helper(d, b, atkbd_show_##_name); \
272 static struct device_attribute atkbd_attr_##_name = \
273 __ATTR(_name, S_IRUGO, atkbd_do_show_##_name, NULL);
275 ATKBD_DEFINE_RO_ATTR(err_count);
277 static struct attribute *atkbd_attributes[] = {
278 &atkbd_attr_extra.attr,
279 &atkbd_attr_force_release.attr,
280 &atkbd_attr_scroll.attr,
281 &atkbd_attr_set.attr,
282 &atkbd_attr_softrepeat.attr,
283 &atkbd_attr_softraw.attr,
284 &atkbd_attr_err_count.attr,
288 static struct attribute_group atkbd_attribute_group = {
289 .attrs = atkbd_attributes,
292 static const unsigned int xl_table[] = {
293 ATKBD_RET_BAT, ATKBD_RET_ERR, ATKBD_RET_ACK,
294 ATKBD_RET_NAK, ATKBD_RET_HANJA, ATKBD_RET_HANGEUL,
298 * Checks if we should mangle the scancode to extract 'release' bit
299 * in translated mode.
301 static bool atkbd_need_xlate(unsigned long xl_bit, unsigned char code)
305 if (code == ATKBD_RET_EMUL0 || code == ATKBD_RET_EMUL1)
308 for (i = 0; i < ARRAY_SIZE(xl_table); i++)
309 if (code == xl_table[i])
310 return test_bit(i, &xl_bit);
316 * Calculates new value of xl_bit so the driver can distinguish
317 * between make/break pair of scancodes for select keys and PS/2
318 * protocol responses.
320 static void atkbd_calculate_xl_bit(struct atkbd *atkbd, unsigned char code)
324 for (i = 0; i < ARRAY_SIZE(xl_table); i++) {
325 if (!((code ^ xl_table[i]) & 0x7f)) {
327 __clear_bit(i, &atkbd->xl_bit);
329 __set_bit(i, &atkbd->xl_bit);
336 * Encode the scancode, 0xe0 prefix, and high bit into a single integer,
337 * keeping kernel 2.4 compatibility for set 2
339 static unsigned int atkbd_compat_scancode(struct atkbd *atkbd, unsigned int code)
341 if (atkbd->set == 3) {
342 if (atkbd->emul == 1)
345 code = (code & 0x7f) | ((code & 0x80) << 1);
346 if (atkbd->emul == 1)
354 * atkbd_interrupt(). Here takes place processing of data received from
355 * the keyboard into events.
358 static irqreturn_t atkbd_interrupt(struct serio *serio, unsigned char data,
361 struct atkbd *atkbd = serio_get_drvdata(serio);
362 struct input_dev *dev = atkbd->dev;
363 unsigned int code = data;
364 int scroll = 0, hscroll = 0, click = -1;
366 unsigned short keycode;
368 dev_dbg(&serio->dev, "Received %02x flags %02x\n", data, flags);
370 #if !defined(__i386__) && !defined (__x86_64__)
371 if ((flags & (SERIO_FRAME | SERIO_PARITY)) && (~flags & SERIO_TIMEOUT) && !atkbd->resend && atkbd->write) {
372 dev_warn(&serio->dev, "Frame/parity error: %02x\n", flags);
373 serio_write(serio, ATKBD_CMD_RESEND);
374 atkbd->resend = true;
378 if (!flags && data == ATKBD_RET_ACK)
379 atkbd->resend = false;
382 if (unlikely(atkbd->ps2dev.flags & PS2_FLAG_ACK))
383 if (ps2_handle_ack(&atkbd->ps2dev, data))
386 if (unlikely(atkbd->ps2dev.flags & PS2_FLAG_CMD))
387 if (ps2_handle_response(&atkbd->ps2dev, data))
393 input_event(dev, EV_MSC, MSC_RAW, code);
395 if (atkbd_platform_scancode_fixup)
396 code = atkbd_platform_scancode_fixup(atkbd, code);
398 if (atkbd->translated) {
400 if (atkbd->emul || atkbd_need_xlate(atkbd->xl_bit, code)) {
401 atkbd->release = code >> 7;
406 atkbd_calculate_xl_bit(atkbd, data);
411 atkbd->enabled = false;
412 serio_reconnect(atkbd->ps2dev.serio);
414 case ATKBD_RET_EMUL0:
417 case ATKBD_RET_EMUL1:
420 case ATKBD_RET_RELEASE:
421 atkbd->release = true;
425 if (printk_ratelimit())
426 dev_warn(&serio->dev,
427 "Spurious %s on %s. "
428 "Some program might be trying access hardware directly.\n",
429 data == ATKBD_RET_ACK ? "ACK" : "NAK", serio->phys);
433 dev_dbg(&serio->dev, "Keyboard on %s reports too many keys pressed.\n",
438 code = atkbd_compat_scancode(atkbd, code);
440 if (atkbd->emul && --atkbd->emul)
443 keycode = atkbd->keycode[code];
445 if (keycode != ATKBD_KEY_NULL)
446 input_event(dev, EV_MSC, MSC_SCAN, code);
451 case ATKBD_KEY_UNKNOWN:
452 dev_warn(&serio->dev,
453 "Unknown key %s (%s set %d, code %#x on %s).\n",
454 atkbd->release ? "released" : "pressed",
455 atkbd->translated ? "translated" : "raw",
456 atkbd->set, code, serio->phys);
457 dev_warn(&serio->dev,
458 "Use 'setkeycodes %s%02x <keycode>' to make it known.\n",
459 code & 0x80 ? "e0" : "", code & 0x7f);
474 case ATKBD_SCR_CLICK:
475 click = !atkbd->release;
480 case ATKBD_SCR_RIGHT:
484 if (atkbd->release) {
487 } else if (!atkbd->softrepeat && test_bit(keycode, dev->key)) {
488 /* Workaround Toshiba laptop multiple keypress */
489 value = time_before(jiffies, atkbd->time) && atkbd->last == code ? 1 : 2;
493 atkbd->time = jiffies + msecs_to_jiffies(dev->rep[REP_DELAY]) / 2;
496 input_event(dev, EV_KEY, keycode, value);
499 if (value && test_bit(code, atkbd->force_release_mask)) {
500 input_report_key(dev, keycode, 0);
507 input_report_key(dev, BTN_MIDDLE, click);
508 input_report_rel(dev, REL_WHEEL,
509 atkbd->release ? -scroll : scroll);
510 input_report_rel(dev, REL_HWHEEL, hscroll);
514 atkbd->release = false;
519 static int atkbd_set_repeat_rate(struct atkbd *atkbd)
521 const short period[32] =
522 { 33, 37, 42, 46, 50, 54, 58, 63, 67, 75, 83, 92, 100, 109, 116, 125,
523 133, 149, 167, 182, 200, 217, 232, 250, 270, 303, 333, 370, 400, 435, 470, 500 };
524 const short delay[4] =
525 { 250, 500, 750, 1000 };
527 struct input_dev *dev = atkbd->dev;
531 while (i < ARRAY_SIZE(period) - 1 && period[i] < dev->rep[REP_PERIOD])
533 dev->rep[REP_PERIOD] = period[i];
535 while (j < ARRAY_SIZE(delay) - 1 && delay[j] < dev->rep[REP_DELAY])
537 dev->rep[REP_DELAY] = delay[j];
539 param = i | (j << 5);
540 return ps2_command(&atkbd->ps2dev, ¶m, ATKBD_CMD_SETREP);
543 static int atkbd_set_leds(struct atkbd *atkbd)
545 struct input_dev *dev = atkbd->dev;
546 unsigned char param[2];
548 param[0] = (test_bit(LED_SCROLLL, dev->led) ? 1 : 0)
549 | (test_bit(LED_NUML, dev->led) ? 2 : 0)
550 | (test_bit(LED_CAPSL, dev->led) ? 4 : 0);
551 if (ps2_command(&atkbd->ps2dev, param, ATKBD_CMD_SETLEDS))
556 param[1] = (test_bit(LED_COMPOSE, dev->led) ? 0x01 : 0)
557 | (test_bit(LED_SLEEP, dev->led) ? 0x02 : 0)
558 | (test_bit(LED_SUSPEND, dev->led) ? 0x04 : 0)
559 | (test_bit(LED_MISC, dev->led) ? 0x10 : 0)
560 | (test_bit(LED_MUTE, dev->led) ? 0x20 : 0);
561 if (ps2_command(&atkbd->ps2dev, param, ATKBD_CMD_EX_SETLEDS))
569 * atkbd_event_work() is used to complete processing of events that
570 * can not be processed by input_event() which is often called from
574 static void atkbd_event_work(struct work_struct *work)
576 struct atkbd *atkbd = container_of(work, struct atkbd, event_work.work);
578 mutex_lock(&atkbd->event_mutex);
580 if (!atkbd->enabled) {
582 * Serio ports are resumed asynchronously so while driver core
583 * thinks that device is already fully operational in reality
584 * it may not be ready yet. In this case we need to keep
585 * rescheduling till reconnect completes.
587 schedule_delayed_work(&atkbd->event_work,
588 msecs_to_jiffies(100));
590 if (test_and_clear_bit(ATKBD_LED_EVENT_BIT, &atkbd->event_mask))
591 atkbd_set_leds(atkbd);
593 if (test_and_clear_bit(ATKBD_REP_EVENT_BIT, &atkbd->event_mask))
594 atkbd_set_repeat_rate(atkbd);
597 mutex_unlock(&atkbd->event_mutex);
601 * Schedule switch for execution. We need to throttle requests,
602 * otherwise keyboard may become unresponsive.
604 static void atkbd_schedule_event_work(struct atkbd *atkbd, int event_bit)
606 unsigned long delay = msecs_to_jiffies(50);
608 if (time_after(jiffies, atkbd->event_jiffies + delay))
611 atkbd->event_jiffies = jiffies;
612 set_bit(event_bit, &atkbd->event_mask);
614 schedule_delayed_work(&atkbd->event_work, delay);
618 * Event callback from the input module. Events that change the state of
619 * the hardware are processed here. If action can not be performed in
620 * interrupt context it is offloaded to atkbd_event_work.
623 static int atkbd_event(struct input_dev *dev,
624 unsigned int type, unsigned int code, int value)
626 struct atkbd *atkbd = input_get_drvdata(dev);
634 atkbd_schedule_event_work(atkbd, ATKBD_LED_EVENT_BIT);
638 if (!atkbd->softrepeat)
639 atkbd_schedule_event_work(atkbd, ATKBD_REP_EVENT_BIT);
648 * atkbd_enable() signals that interrupt handler is allowed to
649 * generate input events.
652 static inline void atkbd_enable(struct atkbd *atkbd)
654 serio_pause_rx(atkbd->ps2dev.serio);
655 atkbd->enabled = true;
656 serio_continue_rx(atkbd->ps2dev.serio);
660 * atkbd_disable() tells input handler that all incoming data except
661 * for ACKs and command response should be dropped.
664 static inline void atkbd_disable(struct atkbd *atkbd)
666 serio_pause_rx(atkbd->ps2dev.serio);
667 atkbd->enabled = false;
668 serio_continue_rx(atkbd->ps2dev.serio);
672 * atkbd_probe() probes for an AT keyboard on a serio port.
675 static int atkbd_probe(struct atkbd *atkbd)
677 struct ps2dev *ps2dev = &atkbd->ps2dev;
678 unsigned char param[2];
681 * Some systems, where the bit-twiddling when testing the io-lines of the
682 * controller may confuse the keyboard need a full reset of the keyboard. On
683 * these systems the BIOS also usually doesn't do it for us.
687 if (ps2_command(ps2dev, NULL, ATKBD_CMD_RESET_BAT))
688 dev_warn(&ps2dev->serio->dev,
689 "keyboard reset failed on %s\n",
690 ps2dev->serio->phys);
693 * Then we check the keyboard ID. We should get 0xab83 under normal conditions.
694 * Some keyboards report different values, but the first byte is always 0xab or
695 * 0xac. Some old AT keyboards don't report anything. If a mouse is connected, this
696 * should make sure we don't try to set the LEDs on it.
699 param[0] = param[1] = 0xa5; /* initialize with invalid values */
700 if (ps2_command(ps2dev, param, ATKBD_CMD_GETID)) {
703 * If the get ID command failed, we check if we can at least set the LEDs on
704 * the keyboard. This should work on every keyboard out there. It also turns
705 * the LEDs off, which we want anyway.
708 if (ps2_command(ps2dev, param, ATKBD_CMD_SETLEDS))
714 if (!ps2_is_keyboard_id(param[0]))
717 atkbd->id = (param[0] << 8) | param[1];
719 if (atkbd->id == 0xaca1 && atkbd->translated) {
720 dev_err(&ps2dev->serio->dev,
721 "NCD terminal keyboards are only supported on non-translating controlelrs. "
722 "Use i8042.direct=1 to disable translation.\n");
730 * atkbd_select_set checks if a keyboard has a working Set 3 support, and
731 * sets it into that. Unfortunately there are keyboards that can be switched
732 * to Set 3, but don't work well in that (BTC Multimedia ...)
735 static int atkbd_select_set(struct atkbd *atkbd, int target_set, int allow_extra)
737 struct ps2dev *ps2dev = &atkbd->ps2dev;
738 unsigned char param[2];
740 atkbd->extra = false;
742 * For known special keyboards we can go ahead and set the correct set.
743 * We check for NCD PS/2 Sun, NorthGate OmniKey 101 and
744 * IBM RapidAccess / IBM EzButton / Chicony KBP-8993 keyboards.
747 if (atkbd->translated)
750 if (atkbd->id == 0xaca1) {
752 ps2_command(ps2dev, param, ATKBD_CMD_SSCANSET);
758 if (!ps2_command(ps2dev, param, ATKBD_CMD_EX_ENABLE)) {
767 if (!ps2_command(ps2dev, param, ATKBD_CMD_OK_GETID)) {
768 atkbd->id = param[0] << 8 | param[1];
773 if (ps2_command(ps2dev, param, ATKBD_CMD_SSCANSET))
777 if (ps2_command(ps2dev, param, ATKBD_CMD_GSCANSET))
782 if (ps2_command(ps2dev, param, ATKBD_CMD_SSCANSET))
786 ps2_command(ps2dev, param, ATKBD_CMD_SETALL_MBR);
791 static int atkbd_reset_state(struct atkbd *atkbd)
793 struct ps2dev *ps2dev = &atkbd->ps2dev;
794 unsigned char param[1];
797 * Set the LEDs to a predefined state (all off).
801 if (ps2_command(ps2dev, param, ATKBD_CMD_SETLEDS))
805 * Set autorepeat to fastest possible.
809 if (ps2_command(ps2dev, param, ATKBD_CMD_SETREP))
815 static int atkbd_activate(struct atkbd *atkbd)
817 struct ps2dev *ps2dev = &atkbd->ps2dev;
820 * Enable the keyboard to receive keystrokes.
823 if (ps2_command(ps2dev, NULL, ATKBD_CMD_ENABLE)) {
824 dev_err(&ps2dev->serio->dev,
825 "Failed to enable keyboard on %s\n",
826 ps2dev->serio->phys);
834 * atkbd_cleanup() restores the keyboard state so that BIOS is happy after a
838 static void atkbd_cleanup(struct serio *serio)
840 struct atkbd *atkbd = serio_get_drvdata(serio);
842 atkbd_disable(atkbd);
843 ps2_command(&atkbd->ps2dev, NULL, ATKBD_CMD_RESET_BAT);
848 * atkbd_disconnect() closes and frees.
851 static void atkbd_disconnect(struct serio *serio)
853 struct atkbd *atkbd = serio_get_drvdata(serio);
855 atkbd_disable(atkbd);
857 /* make sure we don't have a command in flight */
858 cancel_delayed_work_sync(&atkbd->event_work);
860 sysfs_remove_group(&serio->dev.kobj, &atkbd_attribute_group);
861 input_unregister_device(atkbd->dev);
863 serio_set_drvdata(serio, NULL);
868 * generate release events for the keycodes given in data
870 static void atkbd_apply_forced_release_keylist(struct atkbd* atkbd,
873 const unsigned int *keys = data;
877 for (i = 0; keys[i] != -1U; i++)
878 __set_bit(keys[i], atkbd->force_release_mask);
882 * Most special keys (Fn+F?) on Dell laptops do not generate release
883 * events so we have to do it ourselves.
885 static unsigned int atkbd_dell_laptop_forced_release_keys[] = {
886 0x85, 0x86, 0x87, 0x88, 0x89, 0x8a, 0x8b, 0x8f, 0x93, -1U
890 * Perform fixup for HP system that doesn't generate release
891 * for its video switch
893 static unsigned int atkbd_hp_forced_release_keys[] = {
898 * Samsung NC10,NC20 with Fn+F? key release not working
900 static unsigned int atkbd_samsung_forced_release_keys[] = {
901 0x82, 0x83, 0x84, 0x86, 0x88, 0x89, 0xb3, 0xf7, 0xf9, -1U
905 * Amilo Pi 3525 key release for Fn+Volume keys not working
907 static unsigned int atkbd_amilo_pi3525_forced_release_keys[] = {
908 0x20, 0xa0, 0x2e, 0xae, 0x30, 0xb0, -1U
912 * Amilo Xi 3650 key release for light touch bar not working
914 static unsigned int atkbd_amilo_xi3650_forced_release_keys[] = {
915 0x67, 0xed, 0x90, 0xa2, 0x99, 0xa4, 0xae, 0xb0, -1U
919 * Soltech TA12 system with broken key release on volume keys and mute key
921 static unsigned int atkdb_soltech_ta12_forced_release_keys[] = {
922 0xa0, 0xae, 0xb0, -1U
926 * Many notebooks don't send key release event for volume up/down
927 * keys, with key list below common among them
929 static unsigned int atkbd_volume_forced_release_keys[] = {
934 * OQO 01+ multimedia keys (64--66) generate e0 6x upon release whereas
935 * they should be generating e4-e6 (0x80 | code).
937 static unsigned int atkbd_oqo_01plus_scancode_fixup(struct atkbd *atkbd,
940 if (atkbd->translated && atkbd->emul == 1 &&
941 (code == 0x64 || code == 0x65 || code == 0x66)) {
950 * atkbd_set_keycode_table() initializes keyboard's keycode table
951 * according to the selected scancode set
954 static void atkbd_set_keycode_table(struct atkbd *atkbd)
956 unsigned int scancode;
959 memset(atkbd->keycode, 0, sizeof(atkbd->keycode));
960 bitmap_zero(atkbd->force_release_mask, ATKBD_KEYMAP_SIZE);
962 if (atkbd->translated) {
963 for (i = 0; i < 128; i++) {
964 scancode = atkbd_unxlate_table[i];
965 atkbd->keycode[i] = atkbd_set2_keycode[scancode];
966 atkbd->keycode[i | 0x80] = atkbd_set2_keycode[scancode | 0x80];
968 for (j = 0; j < ARRAY_SIZE(atkbd_scroll_keys); j++)
969 if ((scancode | 0x80) == atkbd_scroll_keys[j].set2)
970 atkbd->keycode[i | 0x80] = atkbd_scroll_keys[j].keycode;
972 } else if (atkbd->set == 3) {
973 memcpy(atkbd->keycode, atkbd_set3_keycode, sizeof(atkbd->keycode));
975 memcpy(atkbd->keycode, atkbd_set2_keycode, sizeof(atkbd->keycode));
978 for (i = 0; i < ARRAY_SIZE(atkbd_scroll_keys); i++) {
979 scancode = atkbd_scroll_keys[i].set2;
980 atkbd->keycode[scancode] = atkbd_scroll_keys[i].keycode;
985 * HANGEUL and HANJA keys do not send release events so we need to
986 * generate such events ourselves
988 scancode = atkbd_compat_scancode(atkbd, ATKBD_RET_HANGEUL);
989 atkbd->keycode[scancode] = KEY_HANGEUL;
990 __set_bit(scancode, atkbd->force_release_mask);
992 scancode = atkbd_compat_scancode(atkbd, ATKBD_RET_HANJA);
993 atkbd->keycode[scancode] = KEY_HANJA;
994 __set_bit(scancode, atkbd->force_release_mask);
997 * Perform additional fixups
999 if (atkbd_platform_fixup)
1000 atkbd_platform_fixup(atkbd, atkbd_platform_fixup_data);
1004 * atkbd_set_device_attrs() sets up keyboard's input device structure
1007 static void atkbd_set_device_attrs(struct atkbd *atkbd)
1009 struct input_dev *input_dev = atkbd->dev;
1013 snprintf(atkbd->name, sizeof(atkbd->name),
1014 "AT Set 2 Extra keyboard");
1016 snprintf(atkbd->name, sizeof(atkbd->name),
1017 "AT %s Set %d keyboard",
1018 atkbd->translated ? "Translated" : "Raw", atkbd->set);
1020 snprintf(atkbd->phys, sizeof(atkbd->phys),
1021 "%s/input0", atkbd->ps2dev.serio->phys);
1023 input_dev->name = atkbd->name;
1024 input_dev->phys = atkbd->phys;
1025 input_dev->id.bustype = BUS_I8042;
1026 input_dev->id.vendor = 0x0001;
1027 input_dev->id.product = atkbd->translated ? 1 : atkbd->set;
1028 input_dev->id.version = atkbd->id;
1029 input_dev->event = atkbd_event;
1030 input_dev->dev.parent = &atkbd->ps2dev.serio->dev;
1032 input_set_drvdata(input_dev, atkbd);
1034 input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REP) |
1038 input_dev->evbit[0] |= BIT_MASK(EV_LED);
1039 input_dev->ledbit[0] = BIT_MASK(LED_NUML) |
1040 BIT_MASK(LED_CAPSL) | BIT_MASK(LED_SCROLLL);
1044 input_dev->ledbit[0] |= BIT_MASK(LED_COMPOSE) |
1045 BIT_MASK(LED_SUSPEND) | BIT_MASK(LED_SLEEP) |
1046 BIT_MASK(LED_MUTE) | BIT_MASK(LED_MISC);
1048 if (!atkbd->softrepeat) {
1049 input_dev->rep[REP_DELAY] = 250;
1050 input_dev->rep[REP_PERIOD] = 33;
1053 input_dev->mscbit[0] = atkbd->softraw ? BIT_MASK(MSC_SCAN) :
1054 BIT_MASK(MSC_RAW) | BIT_MASK(MSC_SCAN);
1056 if (atkbd->scroll) {
1057 input_dev->evbit[0] |= BIT_MASK(EV_REL);
1058 input_dev->relbit[0] = BIT_MASK(REL_WHEEL) |
1059 BIT_MASK(REL_HWHEEL);
1060 __set_bit(BTN_MIDDLE, input_dev->keybit);
1063 input_dev->keycode = atkbd->keycode;
1064 input_dev->keycodesize = sizeof(unsigned short);
1065 input_dev->keycodemax = ARRAY_SIZE(atkbd_set2_keycode);
1067 for (i = 0; i < ATKBD_KEYMAP_SIZE; i++)
1068 if (atkbd->keycode[i] && atkbd->keycode[i] < ATKBD_SPECIAL)
1069 __set_bit(atkbd->keycode[i], input_dev->keybit);
1073 * atkbd_connect() is called when the serio module finds an interface
1074 * that isn't handled yet by an appropriate device driver. We check if
1075 * there is an AT keyboard out there and if yes, we register ourselves
1076 * to the input module.
1079 static int atkbd_connect(struct serio *serio, struct serio_driver *drv)
1081 struct atkbd *atkbd;
1082 struct input_dev *dev;
1085 atkbd = kzalloc(sizeof(struct atkbd), GFP_KERNEL);
1086 dev = input_allocate_device();
1091 ps2_init(&atkbd->ps2dev, serio);
1092 INIT_DELAYED_WORK(&atkbd->event_work, atkbd_event_work);
1093 mutex_init(&atkbd->event_mutex);
1095 switch (serio->id.type) {
1098 atkbd->translated = true;
1103 atkbd->write = true;
1107 atkbd->softraw = atkbd_softraw;
1108 atkbd->softrepeat = atkbd_softrepeat;
1109 atkbd->scroll = atkbd_scroll;
1111 if (atkbd->softrepeat)
1112 atkbd->softraw = true;
1114 serio_set_drvdata(serio, atkbd);
1116 err = serio_open(serio, drv);
1122 if (atkbd_probe(atkbd)) {
1127 atkbd->set = atkbd_select_set(atkbd, atkbd_set, atkbd_extra);
1128 atkbd_reset_state(atkbd);
1129 atkbd_activate(atkbd);
1136 atkbd_set_keycode_table(atkbd);
1137 atkbd_set_device_attrs(atkbd);
1139 err = sysfs_create_group(&serio->dev.kobj, &atkbd_attribute_group);
1143 atkbd_enable(atkbd);
1145 err = input_register_device(atkbd->dev);
1151 fail4: sysfs_remove_group(&serio->dev.kobj, &atkbd_attribute_group);
1152 fail3: serio_close(serio);
1153 fail2: serio_set_drvdata(serio, NULL);
1154 fail1: input_free_device(dev);
1160 * atkbd_reconnect() tries to restore keyboard into a sane state and is
1161 * most likely called on resume.
1164 static int atkbd_reconnect(struct serio *serio)
1166 struct atkbd *atkbd = serio_get_drvdata(serio);
1167 struct serio_driver *drv = serio->drv;
1169 if (!atkbd || !drv) {
1170 dev_dbg(&serio->dev,
1171 "reconnect request, but serio is disconnected, ignoring...\n");
1175 atkbd_disable(atkbd);
1178 if (atkbd_probe(atkbd))
1180 if (atkbd->set != atkbd_select_set(atkbd, atkbd->set, atkbd->extra))
1183 atkbd_activate(atkbd);
1186 * Restore LED state and repeat rate. While input core
1187 * will do this for us at resume time reconnect may happen
1188 * because user requested it via sysfs or simply because
1189 * keyboard was unplugged and plugged in again so we need
1190 * to do it ourselves here.
1192 atkbd_set_leds(atkbd);
1193 if (!atkbd->softrepeat)
1194 atkbd_set_repeat_rate(atkbd);
1198 atkbd_enable(atkbd);
1203 static struct serio_device_id atkbd_serio_ids[] = {
1211 .type = SERIO_8042_XL,
1217 .type = SERIO_RS232,
1218 .proto = SERIO_PS2SER,
1225 MODULE_DEVICE_TABLE(serio, atkbd_serio_ids);
1227 static struct serio_driver atkbd_drv = {
1231 .description = DRIVER_DESC,
1232 .id_table = atkbd_serio_ids,
1233 .interrupt = atkbd_interrupt,
1234 .connect = atkbd_connect,
1235 .reconnect = atkbd_reconnect,
1236 .disconnect = atkbd_disconnect,
1237 .cleanup = atkbd_cleanup,
1240 static ssize_t atkbd_attr_show_helper(struct device *dev, char *buf,
1241 ssize_t (*handler)(struct atkbd *, char *))
1243 struct serio *serio = to_serio_port(dev);
1246 retval = serio_pin_driver(serio);
1250 if (serio->drv != &atkbd_drv) {
1255 retval = handler((struct atkbd *)serio_get_drvdata(serio), buf);
1258 serio_unpin_driver(serio);
1262 static ssize_t atkbd_attr_set_helper(struct device *dev, const char *buf, size_t count,
1263 ssize_t (*handler)(struct atkbd *, const char *, size_t))
1265 struct serio *serio = to_serio_port(dev);
1266 struct atkbd *atkbd;
1269 retval = serio_pin_driver(serio);
1273 if (serio->drv != &atkbd_drv) {
1278 atkbd = serio_get_drvdata(serio);
1279 atkbd_disable(atkbd);
1280 retval = handler(atkbd, buf, count);
1281 atkbd_enable(atkbd);
1284 serio_unpin_driver(serio);
1288 static ssize_t atkbd_show_extra(struct atkbd *atkbd, char *buf)
1290 return sprintf(buf, "%d\n", atkbd->extra ? 1 : 0);
1293 static ssize_t atkbd_set_extra(struct atkbd *atkbd, const char *buf, size_t count)
1295 struct input_dev *old_dev, *new_dev;
1296 unsigned long value;
1299 unsigned char old_set;
1304 if (strict_strtoul(buf, 10, &value) || value > 1)
1307 if (atkbd->extra != value) {
1309 * Since device's properties will change we need to
1310 * unregister old device. But allocate and register
1311 * new one first to make sure we have it.
1313 old_dev = atkbd->dev;
1314 old_extra = atkbd->extra;
1315 old_set = atkbd->set;
1317 new_dev = input_allocate_device();
1321 atkbd->dev = new_dev;
1322 atkbd->set = atkbd_select_set(atkbd, atkbd->set, value);
1323 atkbd_reset_state(atkbd);
1324 atkbd_activate(atkbd);
1325 atkbd_set_keycode_table(atkbd);
1326 atkbd_set_device_attrs(atkbd);
1328 err = input_register_device(atkbd->dev);
1330 input_free_device(new_dev);
1332 atkbd->dev = old_dev;
1333 atkbd->set = atkbd_select_set(atkbd, old_set, old_extra);
1334 atkbd_set_keycode_table(atkbd);
1335 atkbd_set_device_attrs(atkbd);
1339 input_unregister_device(old_dev);
1345 static ssize_t atkbd_show_force_release(struct atkbd *atkbd, char *buf)
1347 size_t len = bitmap_scnlistprintf(buf, PAGE_SIZE - 2,
1348 atkbd->force_release_mask, ATKBD_KEYMAP_SIZE);
1356 static ssize_t atkbd_set_force_release(struct atkbd *atkbd,
1357 const char *buf, size_t count)
1359 /* 64 bytes on stack should be acceptable */
1360 DECLARE_BITMAP(new_mask, ATKBD_KEYMAP_SIZE);
1363 err = bitmap_parselist(buf, new_mask, ATKBD_KEYMAP_SIZE);
1367 memcpy(atkbd->force_release_mask, new_mask, sizeof(atkbd->force_release_mask));
1372 static ssize_t atkbd_show_scroll(struct atkbd *atkbd, char *buf)
1374 return sprintf(buf, "%d\n", atkbd->scroll ? 1 : 0);
1377 static ssize_t atkbd_set_scroll(struct atkbd *atkbd, const char *buf, size_t count)
1379 struct input_dev *old_dev, *new_dev;
1380 unsigned long value;
1384 if (strict_strtoul(buf, 10, &value) || value > 1)
1387 if (atkbd->scroll != value) {
1388 old_dev = atkbd->dev;
1389 old_scroll = atkbd->scroll;
1391 new_dev = input_allocate_device();
1395 atkbd->dev = new_dev;
1396 atkbd->scroll = value;
1397 atkbd_set_keycode_table(atkbd);
1398 atkbd_set_device_attrs(atkbd);
1400 err = input_register_device(atkbd->dev);
1402 input_free_device(new_dev);
1404 atkbd->scroll = old_scroll;
1405 atkbd->dev = old_dev;
1406 atkbd_set_keycode_table(atkbd);
1407 atkbd_set_device_attrs(atkbd);
1411 input_unregister_device(old_dev);
1416 static ssize_t atkbd_show_set(struct atkbd *atkbd, char *buf)
1418 return sprintf(buf, "%d\n", atkbd->set);
1421 static ssize_t atkbd_set_set(struct atkbd *atkbd, const char *buf, size_t count)
1423 struct input_dev *old_dev, *new_dev;
1424 unsigned long value;
1426 unsigned char old_set;
1432 if (strict_strtoul(buf, 10, &value) || (value != 2 && value != 3))
1435 if (atkbd->set != value) {
1436 old_dev = atkbd->dev;
1437 old_extra = atkbd->extra;
1438 old_set = atkbd->set;
1440 new_dev = input_allocate_device();
1444 atkbd->dev = new_dev;
1445 atkbd->set = atkbd_select_set(atkbd, value, atkbd->extra);
1446 atkbd_reset_state(atkbd);
1447 atkbd_activate(atkbd);
1448 atkbd_set_keycode_table(atkbd);
1449 atkbd_set_device_attrs(atkbd);
1451 err = input_register_device(atkbd->dev);
1453 input_free_device(new_dev);
1455 atkbd->dev = old_dev;
1456 atkbd->set = atkbd_select_set(atkbd, old_set, old_extra);
1457 atkbd_set_keycode_table(atkbd);
1458 atkbd_set_device_attrs(atkbd);
1462 input_unregister_device(old_dev);
1467 static ssize_t atkbd_show_softrepeat(struct atkbd *atkbd, char *buf)
1469 return sprintf(buf, "%d\n", atkbd->softrepeat ? 1 : 0);
1472 static ssize_t atkbd_set_softrepeat(struct atkbd *atkbd, const char *buf, size_t count)
1474 struct input_dev *old_dev, *new_dev;
1475 unsigned long value;
1477 bool old_softrepeat, old_softraw;
1482 if (strict_strtoul(buf, 10, &value) || value > 1)
1485 if (atkbd->softrepeat != value) {
1486 old_dev = atkbd->dev;
1487 old_softrepeat = atkbd->softrepeat;
1488 old_softraw = atkbd->softraw;
1490 new_dev = input_allocate_device();
1494 atkbd->dev = new_dev;
1495 atkbd->softrepeat = value;
1496 if (atkbd->softrepeat)
1497 atkbd->softraw = true;
1498 atkbd_set_device_attrs(atkbd);
1500 err = input_register_device(atkbd->dev);
1502 input_free_device(new_dev);
1504 atkbd->dev = old_dev;
1505 atkbd->softrepeat = old_softrepeat;
1506 atkbd->softraw = old_softraw;
1507 atkbd_set_device_attrs(atkbd);
1511 input_unregister_device(old_dev);
1517 static ssize_t atkbd_show_softraw(struct atkbd *atkbd, char *buf)
1519 return sprintf(buf, "%d\n", atkbd->softraw ? 1 : 0);
1522 static ssize_t atkbd_set_softraw(struct atkbd *atkbd, const char *buf, size_t count)
1524 struct input_dev *old_dev, *new_dev;
1525 unsigned long value;
1529 if (strict_strtoul(buf, 10, &value) || value > 1)
1532 if (atkbd->softraw != value) {
1533 old_dev = atkbd->dev;
1534 old_softraw = atkbd->softraw;
1536 new_dev = input_allocate_device();
1540 atkbd->dev = new_dev;
1541 atkbd->softraw = value;
1542 atkbd_set_device_attrs(atkbd);
1544 err = input_register_device(atkbd->dev);
1546 input_free_device(new_dev);
1548 atkbd->dev = old_dev;
1549 atkbd->softraw = old_softraw;
1550 atkbd_set_device_attrs(atkbd);
1554 input_unregister_device(old_dev);
1559 static ssize_t atkbd_show_err_count(struct atkbd *atkbd, char *buf)
1561 return sprintf(buf, "%lu\n", atkbd->err_count);
1564 static int __init atkbd_setup_forced_release(const struct dmi_system_id *id)
1566 atkbd_platform_fixup = atkbd_apply_forced_release_keylist;
1567 atkbd_platform_fixup_data = id->driver_data;
1572 static int __init atkbd_setup_scancode_fixup(const struct dmi_system_id *id)
1574 atkbd_platform_scancode_fixup = id->driver_data;
1579 static const struct dmi_system_id atkbd_dmi_quirk_table[] __initconst = {
1582 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
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, "Dell Computer Corporation"),
1591 DMI_MATCH(DMI_CHASSIS_TYPE, "8"), /* Portable */
1593 .callback = atkbd_setup_forced_release,
1594 .driver_data = atkbd_dell_laptop_forced_release_keys,
1598 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
1599 DMI_MATCH(DMI_PRODUCT_NAME, "HP 2133"),
1601 .callback = atkbd_setup_forced_release,
1602 .driver_data = atkbd_hp_forced_release_keys,
1606 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
1607 DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion ZV6100"),
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 R4000"),
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 R4100"),
1625 .callback = atkbd_setup_forced_release,
1626 .driver_data = atkbd_volume_forced_release_keys,
1630 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
1631 DMI_MATCH(DMI_PRODUCT_NAME, "Presario R4200"),
1633 .callback = atkbd_setup_forced_release,
1634 .driver_data = atkbd_volume_forced_release_keys,
1637 /* Inventec Symphony */
1639 DMI_MATCH(DMI_SYS_VENDOR, "INVENTEC"),
1640 DMI_MATCH(DMI_PRODUCT_NAME, "SYMPHONY 6.0/7.0"),
1642 .callback = atkbd_setup_forced_release,
1643 .driver_data = atkbd_volume_forced_release_keys,
1648 DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."),
1649 DMI_MATCH(DMI_PRODUCT_NAME, "NC10"),
1651 .callback = atkbd_setup_forced_release,
1652 .driver_data = atkbd_samsung_forced_release_keys,
1657 DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."),
1658 DMI_MATCH(DMI_PRODUCT_NAME, "NC20"),
1660 .callback = atkbd_setup_forced_release,
1661 .driver_data = atkbd_samsung_forced_release_keys,
1664 /* Samsung SQ45S70S */
1666 DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."),
1667 DMI_MATCH(DMI_PRODUCT_NAME, "SQ45S70S"),
1669 .callback = atkbd_setup_forced_release,
1670 .driver_data = atkbd_samsung_forced_release_keys,
1673 /* Fujitsu Amilo PA 1510 */
1675 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
1676 DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pa 1510"),
1678 .callback = atkbd_setup_forced_release,
1679 .driver_data = atkbd_volume_forced_release_keys,
1682 /* Fujitsu Amilo Pi 3525 */
1684 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
1685 DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pi 3525"),
1687 .callback = atkbd_setup_forced_release,
1688 .driver_data = atkbd_amilo_pi3525_forced_release_keys,
1691 /* Fujitsu Amilo Xi 3650 */
1693 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
1694 DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Xi 3650"),
1696 .callback = atkbd_setup_forced_release,
1697 .driver_data = atkbd_amilo_xi3650_forced_release_keys,
1701 DMI_MATCH(DMI_SYS_VENDOR, "Soltech Corporation"),
1702 DMI_MATCH(DMI_PRODUCT_NAME, "TA12"),
1704 .callback = atkbd_setup_forced_release,
1705 .driver_data = atkdb_soltech_ta12_forced_release_keys,
1710 DMI_MATCH(DMI_SYS_VENDOR, "OQO"),
1711 DMI_MATCH(DMI_PRODUCT_NAME, "ZEPTO"),
1713 .callback = atkbd_setup_scancode_fixup,
1714 .driver_data = atkbd_oqo_01plus_scancode_fixup,
1719 static int __init atkbd_init(void)
1721 dmi_check_system(atkbd_dmi_quirk_table);
1723 return serio_register_driver(&atkbd_drv);
1726 static void __exit atkbd_exit(void)
1728 serio_unregister_driver(&atkbd_drv);
1731 module_init(atkbd_init);
1732 module_exit(atkbd_exit);