blob: 2626773ff29b956de97d5c62d383e36e13ee4868 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001/*
2 * AT and PS/2 keyboard driver
3 *
4 * Copyright (c) 1999-2002 Vojtech Pavlik
5 */
6
7/*
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.
11 */
12
13/*
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
17 * converter.
18 */
19
20#include <linux/delay.h>
21#include <linux/module.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070022#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>
Ingo Molnar33d3f072006-02-19 00:22:18 -050029#include <linux/mutex.h>
Giel de Nijs554101e2007-11-02 09:08:02 -040030#include <linux/dmi.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070031
32#define DRIVER_DESC "AT and PS/2 keyboard driver"
33
34MODULE_AUTHOR("Vojtech Pavlik <vojtech@suse.cz>");
35MODULE_DESCRIPTION(DRIVER_DESC);
36MODULE_LICENSE("GPL");
37
38static int atkbd_set = 2;
39module_param_named(set, atkbd_set, int, 0);
40MODULE_PARM_DESC(set, "Select keyboard code set (2 = default, 3 = PS/2 native)");
41
42#if defined(__i386__) || defined(__x86_64__) || defined(__hppa__)
Dmitry Torokhova9a1f9c2010-01-06 23:51:47 -080043static bool atkbd_reset;
Linus Torvalds1da177e2005-04-16 15:20:36 -070044#else
Dmitry Torokhova9a1f9c2010-01-06 23:51:47 -080045static bool atkbd_reset = true;
Linus Torvalds1da177e2005-04-16 15:20:36 -070046#endif
47module_param_named(reset, atkbd_reset, bool, 0);
48MODULE_PARM_DESC(reset, "Reset keyboard during initialization");
49
Dmitry Torokhova9a1f9c2010-01-06 23:51:47 -080050static bool atkbd_softrepeat;
Linus Torvalds1da177e2005-04-16 15:20:36 -070051module_param_named(softrepeat, atkbd_softrepeat, bool, 0);
52MODULE_PARM_DESC(softrepeat, "Use software keyboard repeat");
53
Dmitry Torokhova9a1f9c2010-01-06 23:51:47 -080054static bool atkbd_softraw = true;
Linus Torvalds1da177e2005-04-16 15:20:36 -070055module_param_named(softraw, atkbd_softraw, bool, 0);
56MODULE_PARM_DESC(softraw, "Use software generated rawmode");
57
Dmitry Torokhova9a1f9c2010-01-06 23:51:47 -080058static bool atkbd_scroll;
Linus Torvalds1da177e2005-04-16 15:20:36 -070059module_param_named(scroll, atkbd_scroll, bool, 0);
60MODULE_PARM_DESC(scroll, "Enable scroll-wheel on MS Office and similar keyboards");
61
Dmitry Torokhova9a1f9c2010-01-06 23:51:47 -080062static bool atkbd_extra;
Linus Torvalds1da177e2005-04-16 15:20:36 -070063module_param_named(extra, atkbd_extra, bool, 0);
64MODULE_PARM_DESC(extra, "Enable extra LEDs and keys on IBM RapidAcces, EzKey and similar keyboards");
65
Benjamin LaHaise8c5188b2010-11-04 10:29:13 -070066static bool atkbd_terminal;
67module_param_named(terminal, atkbd_terminal, bool, 0);
68MODULE_PARM_DESC(terminal, "Enable break codes on an IBM Terminal keyboard connected via AT/PS2");
69
Linus Torvalds1da177e2005-04-16 15:20:36 -070070/*
71 * Scancode to keycode tables. These are just the default setting, and
Frederik Schwarzer0211a9c2008-12-29 22:14:56 +010072 * are loadable via a userland utility.
Linus Torvalds1da177e2005-04-16 15:20:36 -070073 */
74
Dmitry Torokhov1ba36e12009-09-03 17:22:04 -070075#define ATKBD_KEYMAP_SIZE 512
76
77static const unsigned short atkbd_set2_keycode[ATKBD_KEYMAP_SIZE] = {
Linus Torvalds1da177e2005-04-16 15:20:36 -070078
79#ifdef CONFIG_KEYBOARD_ATKBD_HP_KEYCODES
80
81/* XXX: need a more general approach */
82
83#include "hpps2atkbd.h" /* include the keyboard scancodes */
84
85#else
86 0, 67, 65, 63, 61, 59, 60, 88, 0, 68, 66, 64, 62, 15, 41,117,
87 0, 56, 42, 93, 29, 16, 2, 0, 0, 0, 44, 31, 30, 17, 3, 0,
88 0, 46, 45, 32, 18, 5, 4, 95, 0, 57, 47, 33, 20, 19, 6,183,
89 0, 49, 48, 35, 34, 21, 7,184, 0, 0, 50, 36, 22, 8, 9,185,
90 0, 51, 37, 23, 24, 11, 10, 0, 0, 52, 53, 38, 39, 25, 12, 0,
91 0, 89, 40, 0, 26, 13, 0, 0, 58, 54, 28, 27, 0, 43, 0, 85,
92 0, 86, 91, 90, 92, 0, 14, 94, 0, 79,124, 75, 71,121, 0, 0,
93 82, 83, 80, 76, 77, 72, 1, 69, 87, 78, 81, 74, 55, 73, 70, 99,
94
95 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
96 217,100,255, 0, 97,165, 0, 0,156, 0, 0, 0, 0, 0, 0,125,
97 173,114, 0,113, 0, 0, 0,126,128, 0, 0,140, 0, 0, 0,127,
Hans de Goede72a42f22007-07-03 01:55:18 -040098 159, 0,115, 0,164, 0, 0,116,158, 0,172,166, 0, 0, 0,142,
Linus Torvalds1da177e2005-04-16 15:20:36 -070099 157, 0, 0, 0, 0, 0, 0, 0,155, 0, 98, 0, 0,163, 0, 0,
100 226, 0, 0, 0, 0, 0, 0, 0, 0,255, 96, 0, 0, 0,143, 0,
101 0, 0, 0, 0, 0, 0, 0, 0, 0,107, 0,105,102, 0, 0,112,
102 110,111,108,112,106,103, 0,119, 0,118,109, 0, 99,104,119, 0,
103
104 0, 0, 0, 65, 99,
105#endif
106};
107
Dmitry Torokhov1ba36e12009-09-03 17:22:04 -0700108static const unsigned short atkbd_set3_keycode[ATKBD_KEYMAP_SIZE] = {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700109
110 0, 0, 0, 0, 0, 0, 0, 59, 1,138,128,129,130, 15, 41, 60,
111 131, 29, 42, 86, 58, 16, 2, 61,133, 56, 44, 31, 30, 17, 3, 62,
112 134, 46, 45, 32, 18, 5, 4, 63,135, 57, 47, 33, 20, 19, 6, 64,
113 136, 49, 48, 35, 34, 21, 7, 65,137,100, 50, 36, 22, 8, 9, 66,
114 125, 51, 37, 23, 24, 11, 10, 67,126, 52, 53, 38, 39, 25, 12, 68,
115 113,114, 40, 43, 26, 13, 87, 99, 97, 54, 28, 27, 43, 43, 88, 70,
116 108,105,119,103,111,107, 14,110, 0, 79,106, 75, 71,109,102,104,
117 82, 83, 80, 76, 77, 72, 69, 98, 0, 96, 81, 0, 78, 73, 55,183,
118
119 184,185,186,187, 74, 94, 92, 93, 0, 0, 0,125,126,127,112, 0,
Hans de Goede72a42f22007-07-03 01:55:18 -0400120 0,139,172,163,165,115,152,172,166,140,160,154,113,114,167,168,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700121 148,149,147,140
122};
123
Dmitry Torokhovf6d65612008-06-02 00:39:45 -0400124static const unsigned short atkbd_unxlate_table[128] = {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700125 0,118, 22, 30, 38, 37, 46, 54, 61, 62, 70, 69, 78, 85,102, 13,
126 21, 29, 36, 45, 44, 53, 60, 67, 68, 77, 84, 91, 90, 20, 28, 27,
127 35, 43, 52, 51, 59, 66, 75, 76, 82, 14, 18, 93, 26, 34, 33, 42,
128 50, 49, 58, 65, 73, 74, 89,124, 17, 41, 88, 5, 6, 4, 12, 3,
129 11, 2, 10, 1, 9,119,126,108,117,125,123,107,115,116,121,105,
130 114,122,112,113,127, 96, 97,120, 7, 15, 23, 31, 39, 47, 55, 63,
131 71, 79, 86, 94, 8, 16, 24, 32, 40, 48, 56, 64, 72, 80, 87,111,
132 19, 25, 57, 81, 83, 92, 95, 98, 99,100,101,103,104,106,109,110
133};
134
135#define ATKBD_CMD_SETLEDS 0x10ed
136#define ATKBD_CMD_GSCANSET 0x11f0
137#define ATKBD_CMD_SSCANSET 0x10f0
138#define ATKBD_CMD_GETID 0x02f2
139#define ATKBD_CMD_SETREP 0x10f3
140#define ATKBD_CMD_ENABLE 0x00f4
Dmitry Torokhov4a299bf2009-12-24 21:40:24 -0800141#define ATKBD_CMD_RESET_DIS 0x00f5 /* Reset to defaults and disable */
142#define ATKBD_CMD_RESET_DEF 0x00f6 /* Reset to defaults */
Benjamin LaHaise8c5188b2010-11-04 10:29:13 -0700143#define ATKBD_CMD_SETALL_MB 0x00f8 /* Set all keys to give break codes */
144#define ATKBD_CMD_SETALL_MBR 0x00fa /* ... and repeat */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700145#define ATKBD_CMD_RESET_BAT 0x02ff
146#define ATKBD_CMD_RESEND 0x00fe
147#define ATKBD_CMD_EX_ENABLE 0x10ea
148#define ATKBD_CMD_EX_SETLEDS 0x20eb
149#define ATKBD_CMD_OK_GETID 0x02e8
150
151#define ATKBD_RET_ACK 0xfa
152#define ATKBD_RET_NAK 0xfe
153#define ATKBD_RET_BAT 0xaa
154#define ATKBD_RET_EMUL0 0xe0
155#define ATKBD_RET_EMUL1 0xe1
156#define ATKBD_RET_RELEASE 0xf0
Dmitry Torokhov0ae051a2006-06-26 01:52:34 -0400157#define ATKBD_RET_HANJA 0xf1
158#define ATKBD_RET_HANGEUL 0xf2
Linus Torvalds1da177e2005-04-16 15:20:36 -0700159#define ATKBD_RET_ERR 0xff
160
Dmitry Torokhov4b708582010-02-26 00:22:04 -0800161#define ATKBD_KEY_UNKNOWN 0
Linus Torvalds1da177e2005-04-16 15:20:36 -0700162#define ATKBD_KEY_NULL 255
163
Dmitry Torokhov4b708582010-02-26 00:22:04 -0800164#define ATKBD_SCR_1 0xfffe
165#define ATKBD_SCR_2 0xfffd
166#define ATKBD_SCR_4 0xfffc
167#define ATKBD_SCR_8 0xfffb
168#define ATKBD_SCR_CLICK 0xfffa
169#define ATKBD_SCR_LEFT 0xfff9
170#define ATKBD_SCR_RIGHT 0xfff8
Linus Torvalds1da177e2005-04-16 15:20:36 -0700171
Dmitry Torokhovf6d65612008-06-02 00:39:45 -0400172#define ATKBD_SPECIAL ATKBD_SCR_RIGHT
Linus Torvalds1da177e2005-04-16 15:20:36 -0700173
Dmitry Torokhov0d4c8592005-11-20 00:49:42 -0500174#define ATKBD_LED_EVENT_BIT 0
175#define ATKBD_REP_EVENT_BIT 1
176
Dmitry Torokhov0ae051a2006-06-26 01:52:34 -0400177#define ATKBD_XL_ERR 0x01
178#define ATKBD_XL_BAT 0x02
179#define ATKBD_XL_ACK 0x04
180#define ATKBD_XL_NAK 0x08
181#define ATKBD_XL_HANGEUL 0x10
182#define ATKBD_XL_HANJA 0x20
183
Dmitry Torokhovf6d65612008-06-02 00:39:45 -0400184static const struct {
Dmitry Torokhov4b708582010-02-26 00:22:04 -0800185 unsigned short keycode;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700186 unsigned char set2;
187} atkbd_scroll_keys[] = {
188 { ATKBD_SCR_1, 0xc5 },
Vojtech Pavlik5212dd52005-05-28 15:51:47 -0700189 { ATKBD_SCR_2, 0x9d },
190 { ATKBD_SCR_4, 0xa4 },
191 { ATKBD_SCR_8, 0x9b },
Linus Torvalds1da177e2005-04-16 15:20:36 -0700192 { ATKBD_SCR_CLICK, 0xe0 },
193 { ATKBD_SCR_LEFT, 0xcb },
194 { ATKBD_SCR_RIGHT, 0xd2 },
195};
196
197/*
198 * The atkbd control structure
199 */
200
201struct atkbd {
202
Dmitry Torokhov3c42f0c2005-09-15 02:01:45 -0500203 struct ps2dev ps2dev;
204 struct input_dev *dev;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700205
206 /* Written only during init */
207 char name[64];
208 char phys[32];
Linus Torvalds1da177e2005-04-16 15:20:36 -0700209
210 unsigned short id;
Dmitry Torokhov1ba36e12009-09-03 17:22:04 -0700211 unsigned short keycode[ATKBD_KEYMAP_SIZE];
212 DECLARE_BITMAP(force_release_mask, ATKBD_KEYMAP_SIZE);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700213 unsigned char set;
Dmitry Torokhova9a1f9c2010-01-06 23:51:47 -0800214 bool translated;
215 bool extra;
216 bool write;
217 bool softrepeat;
218 bool softraw;
219 bool scroll;
220 bool enabled;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700221
222 /* Accessed only from interrupt */
223 unsigned char emul;
Dmitry Torokhova9a1f9c2010-01-06 23:51:47 -0800224 bool resend;
225 bool release;
Dmitry Torokhov0ae051a2006-06-26 01:52:34 -0400226 unsigned long xl_bit;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700227 unsigned int last;
228 unsigned long time;
Dmitry Torokhov86255d92006-10-11 01:44:46 -0400229 unsigned long err_count;
Dmitry Torokhov0d4c8592005-11-20 00:49:42 -0500230
Dmitry Torokhovda4249c2007-06-28 00:46:56 -0400231 struct delayed_work event_work;
232 unsigned long event_jiffies;
Dmitry Torokhov0d4c8592005-11-20 00:49:42 -0500233 unsigned long event_mask;
Eric W. Biederman59b01512010-01-05 17:56:02 -0800234
235 /* Serializes reconnect(), attr->set() and event work */
236 struct mutex mutex;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700237};
238
Giel de Nijs554101e2007-11-02 09:08:02 -0400239/*
Thadeu Lima de Souza Cascardo36726dd2009-07-21 15:57:47 -0300240 * System-specific keymap fixup routine
Giel de Nijs554101e2007-11-02 09:08:02 -0400241 */
Daniel Mierswa39191692009-03-04 23:27:15 -0800242static void (*atkbd_platform_fixup)(struct atkbd *, const void *data);
243static void *atkbd_platform_fixup_data;
Jamie Lentine5713062009-10-20 14:36:49 -0700244static unsigned int (*atkbd_platform_scancode_fixup)(struct atkbd *, unsigned int);
Giel de Nijs554101e2007-11-02 09:08:02 -0400245
Linus Torvalds1da177e2005-04-16 15:20:36 -0700246static ssize_t atkbd_attr_show_helper(struct device *dev, char *buf,
247 ssize_t (*handler)(struct atkbd *, char *));
248static ssize_t atkbd_attr_set_helper(struct device *dev, const char *buf, size_t count,
249 ssize_t (*handler)(struct atkbd *, const char *, size_t));
250#define ATKBD_DEFINE_ATTR(_name) \
251static ssize_t atkbd_show_##_name(struct atkbd *, char *); \
252static ssize_t atkbd_set_##_name(struct atkbd *, const char *, size_t); \
Dmitry Torokhov86255d92006-10-11 01:44:46 -0400253static ssize_t atkbd_do_show_##_name(struct device *d, \
254 struct device_attribute *attr, char *b) \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700255{ \
256 return atkbd_attr_show_helper(d, b, atkbd_show_##_name); \
257} \
Dmitry Torokhov86255d92006-10-11 01:44:46 -0400258static ssize_t atkbd_do_set_##_name(struct device *d, \
259 struct device_attribute *attr, const char *b, size_t s) \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700260{ \
261 return atkbd_attr_set_helper(d, b, s, atkbd_set_##_name); \
262} \
Dmitry Torokhovd083e902005-05-29 02:28:42 -0500263static struct device_attribute atkbd_attr_##_name = \
Linus Torvalds1da177e2005-04-16 15:20:36 -0700264 __ATTR(_name, S_IWUSR | S_IRUGO, atkbd_do_show_##_name, atkbd_do_set_##_name);
265
266ATKBD_DEFINE_ATTR(extra);
Dmitry Torokhov1ba36e12009-09-03 17:22:04 -0700267ATKBD_DEFINE_ATTR(force_release);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700268ATKBD_DEFINE_ATTR(scroll);
269ATKBD_DEFINE_ATTR(set);
270ATKBD_DEFINE_ATTR(softrepeat);
271ATKBD_DEFINE_ATTR(softraw);
272
Dmitry Torokhov86255d92006-10-11 01:44:46 -0400273#define ATKBD_DEFINE_RO_ATTR(_name) \
274static ssize_t atkbd_show_##_name(struct atkbd *, char *); \
275static ssize_t atkbd_do_show_##_name(struct device *d, \
276 struct device_attribute *attr, char *b) \
277{ \
278 return atkbd_attr_show_helper(d, b, atkbd_show_##_name); \
279} \
280static struct device_attribute atkbd_attr_##_name = \
281 __ATTR(_name, S_IRUGO, atkbd_do_show_##_name, NULL);
282
283ATKBD_DEFINE_RO_ATTR(err_count);
284
285static struct attribute *atkbd_attributes[] = {
286 &atkbd_attr_extra.attr,
Dmitry Torokhov1ba36e12009-09-03 17:22:04 -0700287 &atkbd_attr_force_release.attr,
Dmitry Torokhov86255d92006-10-11 01:44:46 -0400288 &atkbd_attr_scroll.attr,
289 &atkbd_attr_set.attr,
290 &atkbd_attr_softrepeat.attr,
291 &atkbd_attr_softraw.attr,
292 &atkbd_attr_err_count.attr,
293 NULL
294};
295
296static struct attribute_group atkbd_attribute_group = {
297 .attrs = atkbd_attributes,
298};
299
Dmitry Torokhov0ae051a2006-06-26 01:52:34 -0400300static const unsigned int xl_table[] = {
301 ATKBD_RET_BAT, ATKBD_RET_ERR, ATKBD_RET_ACK,
302 ATKBD_RET_NAK, ATKBD_RET_HANJA, ATKBD_RET_HANGEUL,
303};
Linus Torvalds1da177e2005-04-16 15:20:36 -0700304
Dmitry Torokhov0ae051a2006-06-26 01:52:34 -0400305/*
306 * Checks if we should mangle the scancode to extract 'release' bit
307 * in translated mode.
308 */
Dmitry Torokhova9a1f9c2010-01-06 23:51:47 -0800309static bool atkbd_need_xlate(unsigned long xl_bit, unsigned char code)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700310{
Dmitry Torokhov0ae051a2006-06-26 01:52:34 -0400311 int i;
312
313 if (code == ATKBD_RET_EMUL0 || code == ATKBD_RET_EMUL1)
Dmitry Torokhova9a1f9c2010-01-06 23:51:47 -0800314 return false;
Dmitry Torokhov0ae051a2006-06-26 01:52:34 -0400315
316 for (i = 0; i < ARRAY_SIZE(xl_table); i++)
317 if (code == xl_table[i])
318 return test_bit(i, &xl_bit);
319
Dmitry Torokhova9a1f9c2010-01-06 23:51:47 -0800320 return true;
Dmitry Torokhov0ae051a2006-06-26 01:52:34 -0400321}
322
323/*
324 * Calculates new value of xl_bit so the driver can distinguish
325 * between make/break pair of scancodes for select keys and PS/2
326 * protocol responses.
327 */
328static void atkbd_calculate_xl_bit(struct atkbd *atkbd, unsigned char code)
329{
330 int i;
331
332 for (i = 0; i < ARRAY_SIZE(xl_table); i++) {
333 if (!((code ^ xl_table[i]) & 0x7f)) {
334 if (code & 0x80)
335 __clear_bit(i, &atkbd->xl_bit);
336 else
337 __set_bit(i, &atkbd->xl_bit);
338 break;
339 }
340 }
341}
342
343/*
344 * Encode the scancode, 0xe0 prefix, and high bit into a single integer,
345 * keeping kernel 2.4 compatibility for set 2
346 */
347static unsigned int atkbd_compat_scancode(struct atkbd *atkbd, unsigned int code)
348{
349 if (atkbd->set == 3) {
350 if (atkbd->emul == 1)
351 code |= 0x100;
352 } else {
353 code = (code & 0x7f) | ((code & 0x80) << 1);
354 if (atkbd->emul == 1)
355 code |= 0x80;
356 }
357
358 return code;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700359}
360
361/*
362 * atkbd_interrupt(). Here takes place processing of data received from
363 * the keyboard into events.
364 */
365
366static irqreturn_t atkbd_interrupt(struct serio *serio, unsigned char data,
Dmitry Torokhova9a1f9c2010-01-06 23:51:47 -0800367 unsigned int flags)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700368{
369 struct atkbd *atkbd = serio_get_drvdata(serio);
Dmitry Torokhov0ae051a2006-06-26 01:52:34 -0400370 struct input_dev *dev = atkbd->dev;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700371 unsigned int code = data;
Giel de Nijs554101e2007-11-02 09:08:02 -0400372 int scroll = 0, hscroll = 0, click = -1;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700373 int value;
Dmitry Torokhovf6d65612008-06-02 00:39:45 -0400374 unsigned short keycode;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700375
Dmitry Torokhova9a1f9c2010-01-06 23:51:47 -0800376 dev_dbg(&serio->dev, "Received %02x flags %02x\n", data, flags);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700377
378#if !defined(__i386__) && !defined (__x86_64__)
379 if ((flags & (SERIO_FRAME | SERIO_PARITY)) && (~flags & SERIO_TIMEOUT) && !atkbd->resend && atkbd->write) {
Dmitry Torokhova9a1f9c2010-01-06 23:51:47 -0800380 dev_warn(&serio->dev, "Frame/parity error: %02x\n", flags);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700381 serio_write(serio, ATKBD_CMD_RESEND);
Dmitry Torokhova9a1f9c2010-01-06 23:51:47 -0800382 atkbd->resend = true;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700383 goto out;
384 }
385
386 if (!flags && data == ATKBD_RET_ACK)
Dmitry Torokhova9a1f9c2010-01-06 23:51:47 -0800387 atkbd->resend = false;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700388#endif
389
390 if (unlikely(atkbd->ps2dev.flags & PS2_FLAG_ACK))
391 if (ps2_handle_ack(&atkbd->ps2dev, data))
392 goto out;
393
394 if (unlikely(atkbd->ps2dev.flags & PS2_FLAG_CMD))
395 if (ps2_handle_response(&atkbd->ps2dev, data))
396 goto out;
397
398 if (!atkbd->enabled)
399 goto out;
400
Dmitry Torokhov0ae051a2006-06-26 01:52:34 -0400401 input_event(dev, EV_MSC, MSC_RAW, code);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700402
Jamie Lentine5713062009-10-20 14:36:49 -0700403 if (atkbd_platform_scancode_fixup)
404 code = atkbd_platform_scancode_fixup(atkbd, code);
405
Linus Torvalds1da177e2005-04-16 15:20:36 -0700406 if (atkbd->translated) {
407
Dmitry Torokhov0ae051a2006-06-26 01:52:34 -0400408 if (atkbd->emul || atkbd_need_xlate(atkbd->xl_bit, code)) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700409 atkbd->release = code >> 7;
410 code &= 0x7f;
411 }
412
Dmitry Torokhov0ae051a2006-06-26 01:52:34 -0400413 if (!atkbd->emul)
414 atkbd_calculate_xl_bit(atkbd, data);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700415 }
416
417 switch (code) {
Dmitry Torokhova9a1f9c2010-01-06 23:51:47 -0800418 case ATKBD_RET_BAT:
419 atkbd->enabled = false;
420 serio_reconnect(atkbd->ps2dev.serio);
421 goto out;
422 case ATKBD_RET_EMUL0:
423 atkbd->emul = 1;
424 goto out;
425 case ATKBD_RET_EMUL1:
426 atkbd->emul = 2;
427 goto out;
428 case ATKBD_RET_RELEASE:
429 atkbd->release = true;
430 goto out;
431 case ATKBD_RET_ACK:
432 case ATKBD_RET_NAK:
433 if (printk_ratelimit())
434 dev_warn(&serio->dev,
435 "Spurious %s on %s. "
Jesper Juhlf57fe782012-04-22 23:18:11 -0700436 "Some program might be trying to access hardware directly.\n",
Dmitry Torokhova9a1f9c2010-01-06 23:51:47 -0800437 data == ATKBD_RET_ACK ? "ACK" : "NAK", serio->phys);
438 goto out;
439 case ATKBD_RET_ERR:
440 atkbd->err_count++;
441 dev_dbg(&serio->dev, "Keyboard on %s reports too many keys pressed.\n",
442 serio->phys);
443 goto out;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700444 }
445
Dmitry Torokhov0ae051a2006-06-26 01:52:34 -0400446 code = atkbd_compat_scancode(atkbd, code);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700447
Dmitry Torokhov0ae051a2006-06-26 01:52:34 -0400448 if (atkbd->emul && --atkbd->emul)
449 goto out;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700450
Dmitry Torokhov0ae051a2006-06-26 01:52:34 -0400451 keycode = atkbd->keycode[code];
452
453 if (keycode != ATKBD_KEY_NULL)
454 input_event(dev, EV_MSC, MSC_SCAN, code);
455
456 switch (keycode) {
Dmitry Torokhova9a1f9c2010-01-06 23:51:47 -0800457 case ATKBD_KEY_NULL:
458 break;
459 case ATKBD_KEY_UNKNOWN:
460 dev_warn(&serio->dev,
461 "Unknown key %s (%s set %d, code %#x on %s).\n",
462 atkbd->release ? "released" : "pressed",
463 atkbd->translated ? "translated" : "raw",
464 atkbd->set, code, serio->phys);
465 dev_warn(&serio->dev,
466 "Use 'setkeycodes %s%02x <keycode>' to make it known.\n",
467 code & 0x80 ? "e0" : "", code & 0x7f);
468 input_sync(dev);
469 break;
470 case ATKBD_SCR_1:
471 scroll = 1;
472 break;
473 case ATKBD_SCR_2:
474 scroll = 2;
475 break;
476 case ATKBD_SCR_4:
477 scroll = 4;
478 break;
479 case ATKBD_SCR_8:
480 scroll = 8;
481 break;
482 case ATKBD_SCR_CLICK:
483 click = !atkbd->release;
484 break;
485 case ATKBD_SCR_LEFT:
486 hscroll = -1;
487 break;
488 case ATKBD_SCR_RIGHT:
489 hscroll = 1;
490 break;
491 default:
492 if (atkbd->release) {
493 value = 0;
494 atkbd->last = 0;
495 } else if (!atkbd->softrepeat && test_bit(keycode, dev->key)) {
496 /* Workaround Toshiba laptop multiple keypress */
497 value = time_before(jiffies, atkbd->time) && atkbd->last == code ? 1 : 2;
498 } else {
499 value = 1;
500 atkbd->last = code;
501 atkbd->time = jiffies + msecs_to_jiffies(dev->rep[REP_DELAY]) / 2;
502 }
Linus Torvalds1da177e2005-04-16 15:20:36 -0700503
Dmitry Torokhova9a1f9c2010-01-06 23:51:47 -0800504 input_event(dev, EV_KEY, keycode, value);
505 input_sync(dev);
Dmitry Torokhov0ae051a2006-06-26 01:52:34 -0400506
Dmitry Torokhova9a1f9c2010-01-06 23:51:47 -0800507 if (value && test_bit(code, atkbd->force_release_mask)) {
508 input_report_key(dev, keycode, 0);
509 input_sync(dev);
510 }
Linus Torvalds1da177e2005-04-16 15:20:36 -0700511 }
512
513 if (atkbd->scroll) {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700514 if (click != -1)
Dmitry Torokhov0ae051a2006-06-26 01:52:34 -0400515 input_report_key(dev, BTN_MIDDLE, click);
Dmitry Torokhova9a1f9c2010-01-06 23:51:47 -0800516 input_report_rel(dev, REL_WHEEL,
517 atkbd->release ? -scroll : scroll);
Dmitry Torokhov0ae051a2006-06-26 01:52:34 -0400518 input_report_rel(dev, REL_HWHEEL, hscroll);
519 input_sync(dev);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700520 }
521
Dmitry Torokhova9a1f9c2010-01-06 23:51:47 -0800522 atkbd->release = false;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700523out:
524 return IRQ_HANDLED;
525}
526
Dmitry Torokhov3d0f0fa2006-08-04 22:52:46 -0400527static int atkbd_set_repeat_rate(struct atkbd *atkbd)
528{
529 const short period[32] =
530 { 33, 37, 42, 46, 50, 54, 58, 63, 67, 75, 83, 92, 100, 109, 116, 125,
531 133, 149, 167, 182, 200, 217, 232, 250, 270, 303, 333, 370, 400, 435, 470, 500 };
532 const short delay[4] =
533 { 250, 500, 750, 1000 };
534
535 struct input_dev *dev = atkbd->dev;
536 unsigned char param;
537 int i = 0, j = 0;
538
539 while (i < ARRAY_SIZE(period) - 1 && period[i] < dev->rep[REP_PERIOD])
540 i++;
541 dev->rep[REP_PERIOD] = period[i];
542
Florin Malita8ea371f2006-08-23 00:45:33 -0400543 while (j < ARRAY_SIZE(delay) - 1 && delay[j] < dev->rep[REP_DELAY])
Dmitry Torokhov3d0f0fa2006-08-04 22:52:46 -0400544 j++;
545 dev->rep[REP_DELAY] = delay[j];
546
547 param = i | (j << 5);
548 return ps2_command(&atkbd->ps2dev, &param, ATKBD_CMD_SETREP);
549}
550
551static int atkbd_set_leds(struct atkbd *atkbd)
552{
553 struct input_dev *dev = atkbd->dev;
554 unsigned char param[2];
555
556 param[0] = (test_bit(LED_SCROLLL, dev->led) ? 1 : 0)
557 | (test_bit(LED_NUML, dev->led) ? 2 : 0)
558 | (test_bit(LED_CAPSL, dev->led) ? 4 : 0);
559 if (ps2_command(&atkbd->ps2dev, param, ATKBD_CMD_SETLEDS))
560 return -1;
561
562 if (atkbd->extra) {
563 param[0] = 0;
564 param[1] = (test_bit(LED_COMPOSE, dev->led) ? 0x01 : 0)
565 | (test_bit(LED_SLEEP, dev->led) ? 0x02 : 0)
566 | (test_bit(LED_SUSPEND, dev->led) ? 0x04 : 0)
567 | (test_bit(LED_MISC, dev->led) ? 0x10 : 0)
568 | (test_bit(LED_MUTE, dev->led) ? 0x20 : 0);
569 if (ps2_command(&atkbd->ps2dev, param, ATKBD_CMD_EX_SETLEDS))
570 return -1;
571 }
572
573 return 0;
574}
575
Linus Torvalds1da177e2005-04-16 15:20:36 -0700576/*
Dmitry Torokhov0d4c8592005-11-20 00:49:42 -0500577 * atkbd_event_work() is used to complete processing of events that
578 * can not be processed by input_event() which is often called from
579 * interrupt context.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700580 */
581
David Howells65f27f32006-11-22 14:55:48 +0000582static void atkbd_event_work(struct work_struct *work)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700583{
Dmitry Torokhovda4249c2007-06-28 00:46:56 -0400584 struct atkbd *atkbd = container_of(work, struct atkbd, event_work.work);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700585
Eric W. Biederman59b01512010-01-05 17:56:02 -0800586 mutex_lock(&atkbd->mutex);
Dmitry Torokhov0d4c8592005-11-20 00:49:42 -0500587
Dmitry Torokhov94dfb0d2009-10-13 23:39:17 -0700588 if (!atkbd->enabled) {
589 /*
590 * Serio ports are resumed asynchronously so while driver core
591 * thinks that device is already fully operational in reality
592 * it may not be ready yet. In this case we need to keep
593 * rescheduling till reconnect completes.
594 */
595 schedule_delayed_work(&atkbd->event_work,
596 msecs_to_jiffies(100));
597 } else {
598 if (test_and_clear_bit(ATKBD_LED_EVENT_BIT, &atkbd->event_mask))
599 atkbd_set_leds(atkbd);
Dmitry Torokhov0d4c8592005-11-20 00:49:42 -0500600
Dmitry Torokhov94dfb0d2009-10-13 23:39:17 -0700601 if (test_and_clear_bit(ATKBD_REP_EVENT_BIT, &atkbd->event_mask))
602 atkbd_set_repeat_rate(atkbd);
603 }
Dmitry Torokhov0d4c8592005-11-20 00:49:42 -0500604
Eric W. Biederman59b01512010-01-05 17:56:02 -0800605 mutex_unlock(&atkbd->mutex);
Dmitry Torokhov0d4c8592005-11-20 00:49:42 -0500606}
607
608/*
Dmitry Torokhovda4249c2007-06-28 00:46:56 -0400609 * Schedule switch for execution. We need to throttle requests,
610 * otherwise keyboard may become unresponsive.
611 */
612static void atkbd_schedule_event_work(struct atkbd *atkbd, int event_bit)
613{
614 unsigned long delay = msecs_to_jiffies(50);
615
616 if (time_after(jiffies, atkbd->event_jiffies + delay))
617 delay = 0;
618
619 atkbd->event_jiffies = jiffies;
620 set_bit(event_bit, &atkbd->event_mask);
Eric W. Biederman59b01512010-01-05 17:56:02 -0800621 mb();
Dmitry Torokhovda4249c2007-06-28 00:46:56 -0400622 schedule_delayed_work(&atkbd->event_work, delay);
623}
624
625/*
Dmitry Torokhov0d4c8592005-11-20 00:49:42 -0500626 * Event callback from the input module. Events that change the state of
627 * the hardware are processed here. If action can not be performed in
628 * interrupt context it is offloaded to atkbd_event_work.
629 */
630
Dmitry Torokhovda4249c2007-06-28 00:46:56 -0400631static int atkbd_event(struct input_dev *dev,
632 unsigned int type, unsigned int code, int value)
Dmitry Torokhov0d4c8592005-11-20 00:49:42 -0500633{
Dmitry Torokhovb3568722007-04-12 01:34:20 -0400634 struct atkbd *atkbd = input_get_drvdata(dev);
Dmitry Torokhov0d4c8592005-11-20 00:49:42 -0500635
Linus Torvalds1da177e2005-04-16 15:20:36 -0700636 if (!atkbd->write)
637 return -1;
638
639 switch (type) {
640
Dmitry Torokhova9a1f9c2010-01-06 23:51:47 -0800641 case EV_LED:
642 atkbd_schedule_event_work(atkbd, ATKBD_LED_EVENT_BIT);
643 return 0;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700644
Dmitry Torokhova9a1f9c2010-01-06 23:51:47 -0800645 case EV_REP:
646 if (!atkbd->softrepeat)
647 atkbd_schedule_event_work(atkbd, ATKBD_REP_EVENT_BIT);
648 return 0;
649
650 default:
651 return -1;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700652 }
Linus Torvalds1da177e2005-04-16 15:20:36 -0700653}
654
655/*
656 * atkbd_enable() signals that interrupt handler is allowed to
657 * generate input events.
658 */
659
660static inline void atkbd_enable(struct atkbd *atkbd)
661{
662 serio_pause_rx(atkbd->ps2dev.serio);
Dmitry Torokhova9a1f9c2010-01-06 23:51:47 -0800663 atkbd->enabled = true;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700664 serio_continue_rx(atkbd->ps2dev.serio);
665}
666
667/*
668 * atkbd_disable() tells input handler that all incoming data except
669 * for ACKs and command response should be dropped.
670 */
671
672static inline void atkbd_disable(struct atkbd *atkbd)
673{
674 serio_pause_rx(atkbd->ps2dev.serio);
Dmitry Torokhova9a1f9c2010-01-06 23:51:47 -0800675 atkbd->enabled = false;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700676 serio_continue_rx(atkbd->ps2dev.serio);
677}
678
Shawn Nematbakhshbe2d7e422012-12-31 12:53:35 -0800679static int atkbd_activate(struct atkbd *atkbd)
680{
681 struct ps2dev *ps2dev = &atkbd->ps2dev;
682
683/*
684 * Enable the keyboard to receive keystrokes.
685 */
686
687 if (ps2_command(ps2dev, NULL, ATKBD_CMD_ENABLE)) {
688 dev_err(&ps2dev->serio->dev,
689 "Failed to enable keyboard on %s\n",
690 ps2dev->serio->phys);
691 return -1;
692 }
693
694 return 0;
695}
696
697/*
698 * atkbd_deactivate() resets and disables the keyboard from sending
699 * keystrokes.
700 */
701
702static void atkbd_deactivate(struct atkbd *atkbd)
703{
704 struct ps2dev *ps2dev = &atkbd->ps2dev;
705
706 if (ps2_command(ps2dev, NULL, ATKBD_CMD_RESET_DIS))
707 dev_err(&ps2dev->serio->dev,
708 "Failed to deactivate keyboard on %s\n",
709 ps2dev->serio->phys);
710}
711
Linus Torvalds1da177e2005-04-16 15:20:36 -0700712/*
713 * atkbd_probe() probes for an AT keyboard on a serio port.
714 */
715
716static int atkbd_probe(struct atkbd *atkbd)
717{
718 struct ps2dev *ps2dev = &atkbd->ps2dev;
719 unsigned char param[2];
720
721/*
722 * Some systems, where the bit-twiddling when testing the io-lines of the
723 * controller may confuse the keyboard need a full reset of the keyboard. On
724 * these systems the BIOS also usually doesn't do it for us.
725 */
726
727 if (atkbd_reset)
728 if (ps2_command(ps2dev, NULL, ATKBD_CMD_RESET_BAT))
Dmitry Torokhova9a1f9c2010-01-06 23:51:47 -0800729 dev_warn(&ps2dev->serio->dev,
730 "keyboard reset failed on %s\n",
731 ps2dev->serio->phys);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700732
733/*
734 * Then we check the keyboard ID. We should get 0xab83 under normal conditions.
735 * Some keyboards report different values, but the first byte is always 0xab or
736 * 0xac. Some old AT keyboards don't report anything. If a mouse is connected, this
737 * should make sure we don't try to set the LEDs on it.
738 */
739
740 param[0] = param[1] = 0xa5; /* initialize with invalid values */
741 if (ps2_command(ps2dev, param, ATKBD_CMD_GETID)) {
742
743/*
744 * If the get ID command failed, we check if we can at least set the LEDs on
745 * the keyboard. This should work on every keyboard out there. It also turns
746 * the LEDs off, which we want anyway.
747 */
748 param[0] = 0;
749 if (ps2_command(ps2dev, param, ATKBD_CMD_SETLEDS))
750 return -1;
751 atkbd->id = 0xabba;
752 return 0;
753 }
754
Dmitry Torokhov98078792006-09-14 01:31:27 -0400755 if (!ps2_is_keyboard_id(param[0]))
Linus Torvalds1da177e2005-04-16 15:20:36 -0700756 return -1;
757
758 atkbd->id = (param[0] << 8) | param[1];
759
760 if (atkbd->id == 0xaca1 && atkbd->translated) {
Dmitry Torokhova9a1f9c2010-01-06 23:51:47 -0800761 dev_err(&ps2dev->serio->dev,
Dmitry Torokhov236d6a72012-12-31 12:42:51 -0800762 "NCD terminal keyboards are only supported on non-translating controllers. "
Dmitry Torokhova9a1f9c2010-01-06 23:51:47 -0800763 "Use i8042.direct=1 to disable translation.\n");
Linus Torvalds1da177e2005-04-16 15:20:36 -0700764 return -1;
765 }
766
Shawn Nematbakhshbe2d7e422012-12-31 12:53:35 -0800767/*
768 * Make sure nothing is coming from the keyboard and disturbs our
769 * internal state.
770 */
771 atkbd_deactivate(atkbd);
772
Linus Torvalds1da177e2005-04-16 15:20:36 -0700773 return 0;
774}
775
776/*
777 * atkbd_select_set checks if a keyboard has a working Set 3 support, and
778 * sets it into that. Unfortunately there are keyboards that can be switched
779 * to Set 3, but don't work well in that (BTC Multimedia ...)
780 */
781
782static int atkbd_select_set(struct atkbd *atkbd, int target_set, int allow_extra)
783{
784 struct ps2dev *ps2dev = &atkbd->ps2dev;
785 unsigned char param[2];
786
Dmitry Torokhova9a1f9c2010-01-06 23:51:47 -0800787 atkbd->extra = false;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700788/*
789 * For known special keyboards we can go ahead and set the correct set.
790 * We check for NCD PS/2 Sun, NorthGate OmniKey 101 and
791 * IBM RapidAccess / IBM EzButton / Chicony KBP-8993 keyboards.
792 */
793
794 if (atkbd->translated)
795 return 2;
796
797 if (atkbd->id == 0xaca1) {
798 param[0] = 3;
799 ps2_command(ps2dev, param, ATKBD_CMD_SSCANSET);
800 return 3;
801 }
802
803 if (allow_extra) {
804 param[0] = 0x71;
805 if (!ps2_command(ps2dev, param, ATKBD_CMD_EX_ENABLE)) {
Dmitry Torokhova9a1f9c2010-01-06 23:51:47 -0800806 atkbd->extra = true;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700807 return 2;
808 }
809 }
810
Benjamin LaHaise8c5188b2010-11-04 10:29:13 -0700811 if (atkbd_terminal) {
812 ps2_command(ps2dev, param, ATKBD_CMD_SETALL_MB);
813 return 3;
814 }
815
Linus Torvalds1da177e2005-04-16 15:20:36 -0700816 if (target_set != 3)
817 return 2;
818
819 if (!ps2_command(ps2dev, param, ATKBD_CMD_OK_GETID)) {
820 atkbd->id = param[0] << 8 | param[1];
821 return 2;
822 }
823
824 param[0] = 3;
825 if (ps2_command(ps2dev, param, ATKBD_CMD_SSCANSET))
826 return 2;
827
828 param[0] = 0;
829 if (ps2_command(ps2dev, param, ATKBD_CMD_GSCANSET))
830 return 2;
831
832 if (param[0] != 3) {
833 param[0] = 2;
834 if (ps2_command(ps2dev, param, ATKBD_CMD_SSCANSET))
835 return 2;
836 }
837
838 ps2_command(ps2dev, param, ATKBD_CMD_SETALL_MBR);
839
840 return 3;
841}
842
Dmitry Torokhovfc0eb282009-10-12 22:47:25 -0700843static int atkbd_reset_state(struct atkbd *atkbd)
844{
845 struct ps2dev *ps2dev = &atkbd->ps2dev;
846 unsigned char param[1];
847
848/*
849 * Set the LEDs to a predefined state (all off).
850 */
851
852 param[0] = 0;
853 if (ps2_command(ps2dev, param, ATKBD_CMD_SETLEDS))
854 return -1;
855
856/*
857 * Set autorepeat to fastest possible.
858 */
859
860 param[0] = 0;
861 if (ps2_command(ps2dev, param, ATKBD_CMD_SETREP))
862 return -1;
863
864 return 0;
865}
866
Linus Torvalds1da177e2005-04-16 15:20:36 -0700867/*
868 * atkbd_cleanup() restores the keyboard state so that BIOS is happy after a
869 * reboot.
870 */
871
872static void atkbd_cleanup(struct serio *serio)
873{
874 struct atkbd *atkbd = serio_get_drvdata(serio);
Dmitry Torokhov57f5b152008-05-28 00:54:01 -0400875
876 atkbd_disable(atkbd);
Dmitry Torokhov4a299bf2009-12-24 21:40:24 -0800877 ps2_command(&atkbd->ps2dev, NULL, ATKBD_CMD_RESET_DEF);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700878}
879
880
881/*
882 * atkbd_disconnect() closes and frees.
883 */
884
885static void atkbd_disconnect(struct serio *serio)
886{
887 struct atkbd *atkbd = serio_get_drvdata(serio);
888
Eric W. Biederman59b01512010-01-05 17:56:02 -0800889 sysfs_remove_group(&serio->dev.kobj, &atkbd_attribute_group);
890
Linus Torvalds1da177e2005-04-16 15:20:36 -0700891 atkbd_disable(atkbd);
892
Dmitry Torokhov0ef7a262010-01-05 17:56:02 -0800893 input_unregister_device(atkbd->dev);
894
895 /*
896 * Make sure we don't have a command in flight.
897 * Note that since atkbd->enabled is false event work will keep
898 * rescheduling itself until it gets canceled and will not try
899 * accessing freed input device or serio port.
900 */
Jiri Pirkod6d79a72008-11-11 09:43:21 -0500901 cancel_delayed_work_sync(&atkbd->event_work);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700902
Linus Torvalds1da177e2005-04-16 15:20:36 -0700903 serio_close(serio);
904 serio_set_drvdata(serio, NULL);
905 kfree(atkbd);
906}
907
Giel de Nijs554101e2007-11-02 09:08:02 -0400908/*
Daniel Mierswa39191692009-03-04 23:27:15 -0800909 * generate release events for the keycodes given in data
910 */
911static void atkbd_apply_forced_release_keylist(struct atkbd* atkbd,
912 const void *data)
913{
914 const unsigned int *keys = data;
915 unsigned int i;
916
917 if (atkbd->set == 2)
918 for (i = 0; keys[i] != -1U; i++)
919 __set_bit(keys[i], atkbd->force_release_mask);
920}
921
922/*
Matthew Garrett61579ba2008-08-15 13:54:51 -0400923 * Most special keys (Fn+F?) on Dell laptops do not generate release
Giel de Nijs554101e2007-11-02 09:08:02 -0400924 * events so we have to do it ourselves.
925 */
Daniel Mierswa39191692009-03-04 23:27:15 -0800926static unsigned int atkbd_dell_laptop_forced_release_keys[] = {
927 0x85, 0x86, 0x87, 0x88, 0x89, 0x8a, 0x8b, 0x8f, 0x93, -1U
928};
Linus Torvalds1da177e2005-04-16 15:20:36 -0700929
930/*
Jiri Kosina5a54c012008-06-26 10:46:38 -0400931 * Perform fixup for HP system that doesn't generate release
932 * for its video switch
933 */
Daniel Mierswa39191692009-03-04 23:27:15 -0800934static unsigned int atkbd_hp_forced_release_keys[] = {
935 0x94, -1U
936};
Jiri Kosina5a54c012008-06-26 10:46:38 -0400937
938/*
Barry Carrolle04126c2009-04-14 10:38:34 -0700939 * Samsung NC10,NC20 with Fn+F? key release not working
Stuart Hopkins42008442008-12-20 04:12:33 -0500940 */
Daniel Mierswa39191692009-03-04 23:27:15 -0800941static unsigned int atkbd_samsung_forced_release_keys[] = {
942 0x82, 0x83, 0x84, 0x86, 0x88, 0x89, 0xb3, 0xf7, 0xf9, -1U
943};
Stuart Hopkins42008442008-12-20 04:12:33 -0500944
945/*
Simon Davief0a14de2009-07-12 20:44:09 -0700946 * Amilo Pi 3525 key release for Fn+Volume keys not working
947 */
948static unsigned int atkbd_amilo_pi3525_forced_release_keys[] = {
949 0x20, 0xa0, 0x2e, 0xae, 0x30, 0xb0, -1U
950};
951
952/*
Adrian Batzill9166d0f2009-05-11 15:22:16 -0700953 * Amilo Xi 3650 key release for light touch bar not working
954 */
955static unsigned int atkbd_amilo_xi3650_forced_release_keys[] = {
956 0x67, 0xed, 0x90, 0xa2, 0x99, 0xa4, 0xae, 0xb0, -1U
957};
958
959/*
Jerone Young032e46c2009-07-20 22:14:59 -0700960 * Soltech TA12 system with broken key release on volume keys and mute key
961 */
962static unsigned int atkdb_soltech_ta12_forced_release_keys[] = {
963 0xa0, 0xae, 0xb0, -1U
964};
965
966/*
Herton Ronaldo Krzesinski000c2a32009-10-16 16:13:59 -0700967 * Many notebooks don't send key release event for volume up/down
968 * keys, with key list below common among them
969 */
970static unsigned int atkbd_volume_forced_release_keys[] = {
971 0xae, 0xb0, -1U
972};
973
974/*
Jamie Lentine5713062009-10-20 14:36:49 -0700975 * OQO 01+ multimedia keys (64--66) generate e0 6x upon release whereas
976 * they should be generating e4-e6 (0x80 | code).
977 */
978static unsigned int atkbd_oqo_01plus_scancode_fixup(struct atkbd *atkbd,
979 unsigned int code)
980{
981 if (atkbd->translated && atkbd->emul == 1 &&
982 (code == 0x64 || code == 0x65 || code == 0x66)) {
983 atkbd->emul = 0;
984 code |= 0x80;
985 }
986
987 return code;
988}
989
990/*
Dmitry Torokhov3c42f0c2005-09-15 02:01:45 -0500991 * atkbd_set_keycode_table() initializes keyboard's keycode table
Linus Torvalds1da177e2005-04-16 15:20:36 -0700992 * according to the selected scancode set
993 */
994
995static void atkbd_set_keycode_table(struct atkbd *atkbd)
996{
Giel de Nijs554101e2007-11-02 09:08:02 -0400997 unsigned int scancode;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700998 int i, j;
999
1000 memset(atkbd->keycode, 0, sizeof(atkbd->keycode));
Dmitry Torokhov1ba36e12009-09-03 17:22:04 -07001001 bitmap_zero(atkbd->force_release_mask, ATKBD_KEYMAP_SIZE);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001002
1003 if (atkbd->translated) {
1004 for (i = 0; i < 128; i++) {
Giel de Nijs554101e2007-11-02 09:08:02 -04001005 scancode = atkbd_unxlate_table[i];
1006 atkbd->keycode[i] = atkbd_set2_keycode[scancode];
1007 atkbd->keycode[i | 0x80] = atkbd_set2_keycode[scancode | 0x80];
Linus Torvalds1da177e2005-04-16 15:20:36 -07001008 if (atkbd->scroll)
1009 for (j = 0; j < ARRAY_SIZE(atkbd_scroll_keys); j++)
Giel de Nijs554101e2007-11-02 09:08:02 -04001010 if ((scancode | 0x80) == atkbd_scroll_keys[j].set2)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001011 atkbd->keycode[i | 0x80] = atkbd_scroll_keys[j].keycode;
1012 }
1013 } else if (atkbd->set == 3) {
1014 memcpy(atkbd->keycode, atkbd_set3_keycode, sizeof(atkbd->keycode));
1015 } else {
1016 memcpy(atkbd->keycode, atkbd_set2_keycode, sizeof(atkbd->keycode));
1017
1018 if (atkbd->scroll)
Giel de Nijs554101e2007-11-02 09:08:02 -04001019 for (i = 0; i < ARRAY_SIZE(atkbd_scroll_keys); i++) {
1020 scancode = atkbd_scroll_keys[i].set2;
1021 atkbd->keycode[scancode] = atkbd_scroll_keys[i].keycode;
1022 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07001023 }
Dmitry Torokhov0ae051a2006-06-26 01:52:34 -04001024
Giel de Nijs554101e2007-11-02 09:08:02 -04001025/*
1026 * HANGEUL and HANJA keys do not send release events so we need to
1027 * generate such events ourselves
1028 */
1029 scancode = atkbd_compat_scancode(atkbd, ATKBD_RET_HANGEUL);
1030 atkbd->keycode[scancode] = KEY_HANGEUL;
1031 __set_bit(scancode, atkbd->force_release_mask);
1032
1033 scancode = atkbd_compat_scancode(atkbd, ATKBD_RET_HANJA);
1034 atkbd->keycode[scancode] = KEY_HANJA;
1035 __set_bit(scancode, atkbd->force_release_mask);
1036
1037/*
1038 * Perform additional fixups
1039 */
1040 if (atkbd_platform_fixup)
Daniel Mierswa39191692009-03-04 23:27:15 -08001041 atkbd_platform_fixup(atkbd, atkbd_platform_fixup_data);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001042}
1043
1044/*
1045 * atkbd_set_device_attrs() sets up keyboard's input device structure
1046 */
1047
1048static void atkbd_set_device_attrs(struct atkbd *atkbd)
1049{
Dmitry Torokhov3c42f0c2005-09-15 02:01:45 -05001050 struct input_dev *input_dev = atkbd->dev;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001051 int i;
1052
Dmitry Torokhov3c42f0c2005-09-15 02:01:45 -05001053 if (atkbd->extra)
Dmitry Torokhovea08c6f2006-06-26 01:46:17 -04001054 snprintf(atkbd->name, sizeof(atkbd->name),
1055 "AT Set 2 Extra keyboard");
Dmitry Torokhov3c42f0c2005-09-15 02:01:45 -05001056 else
Dmitry Torokhovea08c6f2006-06-26 01:46:17 -04001057 snprintf(atkbd->name, sizeof(atkbd->name),
1058 "AT %s Set %d keyboard",
1059 atkbd->translated ? "Translated" : "Raw", atkbd->set);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001060
Dmitry Torokhovea08c6f2006-06-26 01:46:17 -04001061 snprintf(atkbd->phys, sizeof(atkbd->phys),
1062 "%s/input0", atkbd->ps2dev.serio->phys);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001063
Dmitry Torokhov3c42f0c2005-09-15 02:01:45 -05001064 input_dev->name = atkbd->name;
1065 input_dev->phys = atkbd->phys;
1066 input_dev->id.bustype = BUS_I8042;
1067 input_dev->id.vendor = 0x0001;
1068 input_dev->id.product = atkbd->translated ? 1 : atkbd->set;
1069 input_dev->id.version = atkbd->id;
1070 input_dev->event = atkbd_event;
Dmitry Torokhov469ba4d2007-04-12 01:34:58 -04001071 input_dev->dev.parent = &atkbd->ps2dev.serio->dev;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001072
Dmitry Torokhovb3568722007-04-12 01:34:20 -04001073 input_set_drvdata(input_dev, atkbd);
1074
Jiri Slaby7b19ada2007-10-18 23:40:32 -07001075 input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REP) |
1076 BIT_MASK(EV_MSC);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001077
1078 if (atkbd->write) {
Jiri Slaby7b19ada2007-10-18 23:40:32 -07001079 input_dev->evbit[0] |= BIT_MASK(EV_LED);
1080 input_dev->ledbit[0] = BIT_MASK(LED_NUML) |
1081 BIT_MASK(LED_CAPSL) | BIT_MASK(LED_SCROLLL);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001082 }
1083
1084 if (atkbd->extra)
Jiri Slaby7b19ada2007-10-18 23:40:32 -07001085 input_dev->ledbit[0] |= BIT_MASK(LED_COMPOSE) |
1086 BIT_MASK(LED_SUSPEND) | BIT_MASK(LED_SLEEP) |
1087 BIT_MASK(LED_MUTE) | BIT_MASK(LED_MISC);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001088
1089 if (!atkbd->softrepeat) {
Dmitry Torokhov3c42f0c2005-09-15 02:01:45 -05001090 input_dev->rep[REP_DELAY] = 250;
1091 input_dev->rep[REP_PERIOD] = 33;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001092 }
1093
Jiri Slaby7b19ada2007-10-18 23:40:32 -07001094 input_dev->mscbit[0] = atkbd->softraw ? BIT_MASK(MSC_SCAN) :
1095 BIT_MASK(MSC_RAW) | BIT_MASK(MSC_SCAN);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001096
1097 if (atkbd->scroll) {
Jiri Slaby7b19ada2007-10-18 23:40:32 -07001098 input_dev->evbit[0] |= BIT_MASK(EV_REL);
1099 input_dev->relbit[0] = BIT_MASK(REL_WHEEL) |
1100 BIT_MASK(REL_HWHEEL);
Dmitry Torokhovf6d65612008-06-02 00:39:45 -04001101 __set_bit(BTN_MIDDLE, input_dev->keybit);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001102 }
1103
Dmitry Torokhov3c42f0c2005-09-15 02:01:45 -05001104 input_dev->keycode = atkbd->keycode;
Dmitry Torokhovf6d65612008-06-02 00:39:45 -04001105 input_dev->keycodesize = sizeof(unsigned short);
Dmitry Torokhov3c42f0c2005-09-15 02:01:45 -05001106 input_dev->keycodemax = ARRAY_SIZE(atkbd_set2_keycode);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001107
Dmitry Torokhov4b708582010-02-26 00:22:04 -08001108 for (i = 0; i < ATKBD_KEYMAP_SIZE; i++) {
1109 if (atkbd->keycode[i] != KEY_RESERVED &&
1110 atkbd->keycode[i] != ATKBD_KEY_NULL &&
1111 atkbd->keycode[i] < ATKBD_SPECIAL) {
Dmitry Torokhovf6d65612008-06-02 00:39:45 -04001112 __set_bit(atkbd->keycode[i], input_dev->keybit);
Dmitry Torokhov4b708582010-02-26 00:22:04 -08001113 }
1114 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07001115}
1116
1117/*
1118 * atkbd_connect() is called when the serio module finds an interface
1119 * that isn't handled yet by an appropriate device driver. We check if
1120 * there is an AT keyboard out there and if yes, we register ourselves
1121 * to the input module.
1122 */
1123
1124static int atkbd_connect(struct serio *serio, struct serio_driver *drv)
1125{
1126 struct atkbd *atkbd;
Dmitry Torokhov3c42f0c2005-09-15 02:01:45 -05001127 struct input_dev *dev;
1128 int err = -ENOMEM;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001129
Dmitry Torokhov3c42f0c2005-09-15 02:01:45 -05001130 atkbd = kzalloc(sizeof(struct atkbd), GFP_KERNEL);
1131 dev = input_allocate_device();
1132 if (!atkbd || !dev)
Dmitry Torokhov2b03b602006-11-05 22:39:56 -05001133 goto fail1;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001134
Dmitry Torokhov3c42f0c2005-09-15 02:01:45 -05001135 atkbd->dev = dev;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001136 ps2_init(&atkbd->ps2dev, serio);
Dmitry Torokhovda4249c2007-06-28 00:46:56 -04001137 INIT_DELAYED_WORK(&atkbd->event_work, atkbd_event_work);
Eric W. Biederman59b01512010-01-05 17:56:02 -08001138 mutex_init(&atkbd->mutex);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001139
1140 switch (serio->id.type) {
1141
Dmitry Torokhova9a1f9c2010-01-06 23:51:47 -08001142 case SERIO_8042_XL:
1143 atkbd->translated = true;
1144 /* Fall through */
1145
1146 case SERIO_8042:
1147 if (serio->write)
1148 atkbd->write = true;
1149 break;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001150 }
1151
1152 atkbd->softraw = atkbd_softraw;
1153 atkbd->softrepeat = atkbd_softrepeat;
1154 atkbd->scroll = atkbd_scroll;
1155
Linus Torvalds1da177e2005-04-16 15:20:36 -07001156 if (atkbd->softrepeat)
Dmitry Torokhova9a1f9c2010-01-06 23:51:47 -08001157 atkbd->softraw = true;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001158
1159 serio_set_drvdata(serio, atkbd);
1160
1161 err = serio_open(serio, drv);
Dmitry Torokhov3c42f0c2005-09-15 02:01:45 -05001162 if (err)
Dmitry Torokhov2b03b602006-11-05 22:39:56 -05001163 goto fail2;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001164
1165 if (atkbd->write) {
1166
1167 if (atkbd_probe(atkbd)) {
Dmitry Torokhov3c42f0c2005-09-15 02:01:45 -05001168 err = -ENODEV;
Dmitry Torokhov2b03b602006-11-05 22:39:56 -05001169 goto fail3;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001170 }
1171
1172 atkbd->set = atkbd_select_set(atkbd, atkbd_set, atkbd_extra);
Dmitry Torokhovfc0eb282009-10-12 22:47:25 -07001173 atkbd_reset_state(atkbd);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001174
1175 } else {
1176 atkbd->set = 2;
1177 atkbd->id = 0xab00;
1178 }
1179
Linus Torvalds1da177e2005-04-16 15:20:36 -07001180 atkbd_set_keycode_table(atkbd);
1181 atkbd_set_device_attrs(atkbd);
1182
Dmitry Torokhov2b03b602006-11-05 22:39:56 -05001183 err = sysfs_create_group(&serio->dev.kobj, &atkbd_attribute_group);
1184 if (err)
1185 goto fail3;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001186
1187 atkbd_enable(atkbd);
Shawn Nematbakhshbe2d7e422012-12-31 12:53:35 -08001188 if (serio->write)
1189 atkbd_activate(atkbd);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001190
Dmitry Torokhov2b03b602006-11-05 22:39:56 -05001191 err = input_register_device(atkbd->dev);
1192 if (err)
1193 goto fail4;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001194
1195 return 0;
Dmitry Torokhov3c42f0c2005-09-15 02:01:45 -05001196
Dmitry Torokhov2b03b602006-11-05 22:39:56 -05001197 fail4: sysfs_remove_group(&serio->dev.kobj, &atkbd_attribute_group);
1198 fail3: serio_close(serio);
1199 fail2: serio_set_drvdata(serio, NULL);
1200 fail1: input_free_device(dev);
Dmitry Torokhov3c42f0c2005-09-15 02:01:45 -05001201 kfree(atkbd);
1202 return err;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001203}
1204
1205/*
1206 * atkbd_reconnect() tries to restore keyboard into a sane state and is
1207 * most likely called on resume.
1208 */
1209
1210static int atkbd_reconnect(struct serio *serio)
1211{
1212 struct atkbd *atkbd = serio_get_drvdata(serio);
1213 struct serio_driver *drv = serio->drv;
Eric W. Biederman59b01512010-01-05 17:56:02 -08001214 int retval = -1;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001215
1216 if (!atkbd || !drv) {
Dmitry Torokhova9a1f9c2010-01-06 23:51:47 -08001217 dev_dbg(&serio->dev,
1218 "reconnect request, but serio is disconnected, ignoring...\n");
Linus Torvalds1da177e2005-04-16 15:20:36 -07001219 return -1;
1220 }
1221
Eric W. Biederman59b01512010-01-05 17:56:02 -08001222 mutex_lock(&atkbd->mutex);
1223
Linus Torvalds1da177e2005-04-16 15:20:36 -07001224 atkbd_disable(atkbd);
1225
1226 if (atkbd->write) {
Linus Torvalds1da177e2005-04-16 15:20:36 -07001227 if (atkbd_probe(atkbd))
Eric W. Biederman59b01512010-01-05 17:56:02 -08001228 goto out;
1229
Linus Torvalds1da177e2005-04-16 15:20:36 -07001230 if (atkbd->set != atkbd_select_set(atkbd, atkbd->set, atkbd->extra))
Eric W. Biederman59b01512010-01-05 17:56:02 -08001231 goto out;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001232
Dmitry Torokhovd4119bd2009-11-12 23:19:05 -08001233 /*
1234 * Restore LED state and repeat rate. While input core
1235 * will do this for us at resume time reconnect may happen
1236 * because user requested it via sysfs or simply because
1237 * keyboard was unplugged and plugged in again so we need
1238 * to do it ourselves here.
1239 */
1240 atkbd_set_leds(atkbd);
1241 if (!atkbd->softrepeat)
1242 atkbd_set_repeat_rate(atkbd);
1243
Linus Torvalds1da177e2005-04-16 15:20:36 -07001244 }
1245
Shawn Nematbakhshbe2d7e422012-12-31 12:53:35 -08001246 /*
1247 * Reset our state machine in case reconnect happened in the middle
1248 * of multi-byte scancode.
1249 */
1250 atkbd->xl_bit = 0;
1251 atkbd->emul = 0;
1252
Linus Torvalds1da177e2005-04-16 15:20:36 -07001253 atkbd_enable(atkbd);
Shawn Nematbakhshbe2d7e422012-12-31 12:53:35 -08001254 if (atkbd->write)
1255 atkbd_activate(atkbd);
1256
Eric W. Biederman59b01512010-01-05 17:56:02 -08001257 retval = 0;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001258
Eric W. Biederman59b01512010-01-05 17:56:02 -08001259 out:
1260 mutex_unlock(&atkbd->mutex);
1261 return retval;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001262}
1263
1264static struct serio_device_id atkbd_serio_ids[] = {
1265 {
1266 .type = SERIO_8042,
1267 .proto = SERIO_ANY,
1268 .id = SERIO_ANY,
1269 .extra = SERIO_ANY,
1270 },
1271 {
1272 .type = SERIO_8042_XL,
1273 .proto = SERIO_ANY,
1274 .id = SERIO_ANY,
1275 .extra = SERIO_ANY,
1276 },
1277 {
1278 .type = SERIO_RS232,
1279 .proto = SERIO_PS2SER,
1280 .id = SERIO_ANY,
1281 .extra = SERIO_ANY,
1282 },
1283 { 0 }
1284};
1285
1286MODULE_DEVICE_TABLE(serio, atkbd_serio_ids);
1287
1288static struct serio_driver atkbd_drv = {
1289 .driver = {
1290 .name = "atkbd",
1291 },
1292 .description = DRIVER_DESC,
1293 .id_table = atkbd_serio_ids,
1294 .interrupt = atkbd_interrupt,
1295 .connect = atkbd_connect,
1296 .reconnect = atkbd_reconnect,
1297 .disconnect = atkbd_disconnect,
1298 .cleanup = atkbd_cleanup,
1299};
1300
1301static ssize_t atkbd_attr_show_helper(struct device *dev, char *buf,
1302 ssize_t (*handler)(struct atkbd *, char *))
1303{
1304 struct serio *serio = to_serio_port(dev);
Eric W. Biederman59b01512010-01-05 17:56:02 -08001305 struct atkbd *atkbd = serio_get_drvdata(serio);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001306
Eric W. Biederman59b01512010-01-05 17:56:02 -08001307 return handler(atkbd, buf);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001308}
1309
1310static ssize_t atkbd_attr_set_helper(struct device *dev, const char *buf, size_t count,
1311 ssize_t (*handler)(struct atkbd *, const char *, size_t))
1312{
1313 struct serio *serio = to_serio_port(dev);
Eric W. Biederman59b01512010-01-05 17:56:02 -08001314 struct atkbd *atkbd = serio_get_drvdata(serio);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001315 int retval;
1316
Eric W. Biederman59b01512010-01-05 17:56:02 -08001317 retval = mutex_lock_interruptible(&atkbd->mutex);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001318 if (retval)
1319 return retval;
1320
Linus Torvalds1da177e2005-04-16 15:20:36 -07001321 atkbd_disable(atkbd);
1322 retval = handler(atkbd, buf, count);
1323 atkbd_enable(atkbd);
1324
Eric W. Biederman59b01512010-01-05 17:56:02 -08001325 mutex_unlock(&atkbd->mutex);
1326
Linus Torvalds1da177e2005-04-16 15:20:36 -07001327 return retval;
1328}
1329
1330static ssize_t atkbd_show_extra(struct atkbd *atkbd, char *buf)
1331{
1332 return sprintf(buf, "%d\n", atkbd->extra ? 1 : 0);
1333}
1334
1335static ssize_t atkbd_set_extra(struct atkbd *atkbd, const char *buf, size_t count)
1336{
Dmitry Torokhov2b03b602006-11-05 22:39:56 -05001337 struct input_dev *old_dev, *new_dev;
JJ Ding76496e72011-11-09 10:20:14 -08001338 unsigned int value;
Dmitry Torokhov2b03b602006-11-05 22:39:56 -05001339 int err;
Dmitry Torokhova9a1f9c2010-01-06 23:51:47 -08001340 bool old_extra;
1341 unsigned char old_set;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001342
1343 if (!atkbd->write)
1344 return -EIO;
1345
JJ Ding76496e72011-11-09 10:20:14 -08001346 err = kstrtouint(buf, 10, &value);
1347 if (err)
1348 return err;
1349
1350 if (value > 1)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001351 return -EINVAL;
1352
1353 if (atkbd->extra != value) {
Dmitry Torokhov3c42f0c2005-09-15 02:01:45 -05001354 /*
1355 * Since device's properties will change we need to
Dmitry Torokhov2b03b602006-11-05 22:39:56 -05001356 * unregister old device. But allocate and register
1357 * new one first to make sure we have it.
Dmitry Torokhov3c42f0c2005-09-15 02:01:45 -05001358 */
Dmitry Torokhov2b03b602006-11-05 22:39:56 -05001359 old_dev = atkbd->dev;
1360 old_extra = atkbd->extra;
1361 old_set = atkbd->set;
1362
1363 new_dev = input_allocate_device();
1364 if (!new_dev)
Dmitry Torokhov3c42f0c2005-09-15 02:01:45 -05001365 return -ENOMEM;
Dmitry Torokhov2b03b602006-11-05 22:39:56 -05001366
Dmitry Torokhov3c42f0c2005-09-15 02:01:45 -05001367 atkbd->dev = new_dev;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001368 atkbd->set = atkbd_select_set(atkbd, atkbd->set, value);
Dmitry Torokhovfc0eb282009-10-12 22:47:25 -07001369 atkbd_reset_state(atkbd);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001370 atkbd_activate(atkbd);
Dmitry Torokhov2b03b602006-11-05 22:39:56 -05001371 atkbd_set_keycode_table(atkbd);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001372 atkbd_set_device_attrs(atkbd);
Dmitry Torokhov2b03b602006-11-05 22:39:56 -05001373
1374 err = input_register_device(atkbd->dev);
1375 if (err) {
1376 input_free_device(new_dev);
1377
1378 atkbd->dev = old_dev;
1379 atkbd->set = atkbd_select_set(atkbd, old_set, old_extra);
1380 atkbd_set_keycode_table(atkbd);
1381 atkbd_set_device_attrs(atkbd);
1382
1383 return err;
1384 }
1385 input_unregister_device(old_dev);
1386
Linus Torvalds1da177e2005-04-16 15:20:36 -07001387 }
1388 return count;
1389}
1390
Dmitry Torokhov1ba36e12009-09-03 17:22:04 -07001391static ssize_t atkbd_show_force_release(struct atkbd *atkbd, char *buf)
1392{
1393 size_t len = bitmap_scnlistprintf(buf, PAGE_SIZE - 2,
1394 atkbd->force_release_mask, ATKBD_KEYMAP_SIZE);
1395
1396 buf[len++] = '\n';
1397 buf[len] = '\0';
1398
1399 return len;
1400}
1401
1402static ssize_t atkbd_set_force_release(struct atkbd *atkbd,
1403 const char *buf, size_t count)
1404{
1405 /* 64 bytes on stack should be acceptable */
1406 DECLARE_BITMAP(new_mask, ATKBD_KEYMAP_SIZE);
1407 int err;
1408
1409 err = bitmap_parselist(buf, new_mask, ATKBD_KEYMAP_SIZE);
1410 if (err)
1411 return err;
1412
1413 memcpy(atkbd->force_release_mask, new_mask, sizeof(atkbd->force_release_mask));
1414 return count;
1415}
1416
1417
Linus Torvalds1da177e2005-04-16 15:20:36 -07001418static ssize_t atkbd_show_scroll(struct atkbd *atkbd, char *buf)
1419{
1420 return sprintf(buf, "%d\n", atkbd->scroll ? 1 : 0);
1421}
1422
1423static ssize_t atkbd_set_scroll(struct atkbd *atkbd, const char *buf, size_t count)
1424{
Dmitry Torokhov2b03b602006-11-05 22:39:56 -05001425 struct input_dev *old_dev, *new_dev;
JJ Ding76496e72011-11-09 10:20:14 -08001426 unsigned int value;
Dmitry Torokhov2b03b602006-11-05 22:39:56 -05001427 int err;
Dmitry Torokhova9a1f9c2010-01-06 23:51:47 -08001428 bool old_scroll;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001429
JJ Ding76496e72011-11-09 10:20:14 -08001430 err = kstrtouint(buf, 10, &value);
1431 if (err)
1432 return err;
1433
1434 if (value > 1)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001435 return -EINVAL;
1436
1437 if (atkbd->scroll != value) {
Dmitry Torokhov2b03b602006-11-05 22:39:56 -05001438 old_dev = atkbd->dev;
1439 old_scroll = atkbd->scroll;
1440
1441 new_dev = input_allocate_device();
1442 if (!new_dev)
Dmitry Torokhov3c42f0c2005-09-15 02:01:45 -05001443 return -ENOMEM;
Dmitry Torokhov2b03b602006-11-05 22:39:56 -05001444
Dmitry Torokhov3c42f0c2005-09-15 02:01:45 -05001445 atkbd->dev = new_dev;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001446 atkbd->scroll = value;
1447 atkbd_set_keycode_table(atkbd);
1448 atkbd_set_device_attrs(atkbd);
Dmitry Torokhov2b03b602006-11-05 22:39:56 -05001449
1450 err = input_register_device(atkbd->dev);
1451 if (err) {
1452 input_free_device(new_dev);
1453
1454 atkbd->scroll = old_scroll;
1455 atkbd->dev = old_dev;
1456 atkbd_set_keycode_table(atkbd);
1457 atkbd_set_device_attrs(atkbd);
1458
1459 return err;
1460 }
1461 input_unregister_device(old_dev);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001462 }
1463 return count;
1464}
1465
1466static ssize_t atkbd_show_set(struct atkbd *atkbd, char *buf)
1467{
1468 return sprintf(buf, "%d\n", atkbd->set);
1469}
1470
1471static ssize_t atkbd_set_set(struct atkbd *atkbd, const char *buf, size_t count)
1472{
Dmitry Torokhov2b03b602006-11-05 22:39:56 -05001473 struct input_dev *old_dev, *new_dev;
JJ Ding76496e72011-11-09 10:20:14 -08001474 unsigned int value;
Dmitry Torokhov2b03b602006-11-05 22:39:56 -05001475 int err;
Dmitry Torokhova9a1f9c2010-01-06 23:51:47 -08001476 unsigned char old_set;
1477 bool old_extra;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001478
1479 if (!atkbd->write)
1480 return -EIO;
1481
JJ Ding76496e72011-11-09 10:20:14 -08001482 err = kstrtouint(buf, 10, &value);
1483 if (err)
1484 return err;
1485
1486 if (value != 2 && value != 3)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001487 return -EINVAL;
1488
1489 if (atkbd->set != value) {
Dmitry Torokhov2b03b602006-11-05 22:39:56 -05001490 old_dev = atkbd->dev;
1491 old_extra = atkbd->extra;
1492 old_set = atkbd->set;
1493
1494 new_dev = input_allocate_device();
1495 if (!new_dev)
Dmitry Torokhov3c42f0c2005-09-15 02:01:45 -05001496 return -ENOMEM;
Dmitry Torokhov2b03b602006-11-05 22:39:56 -05001497
Dmitry Torokhov3c42f0c2005-09-15 02:01:45 -05001498 atkbd->dev = new_dev;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001499 atkbd->set = atkbd_select_set(atkbd, value, atkbd->extra);
Dmitry Torokhovd4119bd2009-11-12 23:19:05 -08001500 atkbd_reset_state(atkbd);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001501 atkbd_activate(atkbd);
1502 atkbd_set_keycode_table(atkbd);
1503 atkbd_set_device_attrs(atkbd);
Dmitry Torokhov2b03b602006-11-05 22:39:56 -05001504
1505 err = input_register_device(atkbd->dev);
1506 if (err) {
1507 input_free_device(new_dev);
1508
1509 atkbd->dev = old_dev;
1510 atkbd->set = atkbd_select_set(atkbd, old_set, old_extra);
1511 atkbd_set_keycode_table(atkbd);
1512 atkbd_set_device_attrs(atkbd);
1513
1514 return err;
1515 }
1516 input_unregister_device(old_dev);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001517 }
1518 return count;
1519}
1520
1521static ssize_t atkbd_show_softrepeat(struct atkbd *atkbd, char *buf)
1522{
1523 return sprintf(buf, "%d\n", atkbd->softrepeat ? 1 : 0);
1524}
1525
1526static ssize_t atkbd_set_softrepeat(struct atkbd *atkbd, const char *buf, size_t count)
1527{
Dmitry Torokhov2b03b602006-11-05 22:39:56 -05001528 struct input_dev *old_dev, *new_dev;
JJ Ding76496e72011-11-09 10:20:14 -08001529 unsigned int value;
Dmitry Torokhov2b03b602006-11-05 22:39:56 -05001530 int err;
Dmitry Torokhova9a1f9c2010-01-06 23:51:47 -08001531 bool old_softrepeat, old_softraw;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001532
1533 if (!atkbd->write)
1534 return -EIO;
1535
JJ Ding76496e72011-11-09 10:20:14 -08001536 err = kstrtouint(buf, 10, &value);
1537 if (err)
1538 return err;
1539
1540 if (value > 1)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001541 return -EINVAL;
1542
1543 if (atkbd->softrepeat != value) {
Dmitry Torokhov2b03b602006-11-05 22:39:56 -05001544 old_dev = atkbd->dev;
1545 old_softrepeat = atkbd->softrepeat;
1546 old_softraw = atkbd->softraw;
1547
1548 new_dev = input_allocate_device();
1549 if (!new_dev)
Dmitry Torokhov3c42f0c2005-09-15 02:01:45 -05001550 return -ENOMEM;
Dmitry Torokhov2b03b602006-11-05 22:39:56 -05001551
Dmitry Torokhov3c42f0c2005-09-15 02:01:45 -05001552 atkbd->dev = new_dev;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001553 atkbd->softrepeat = value;
1554 if (atkbd->softrepeat)
Dmitry Torokhova9a1f9c2010-01-06 23:51:47 -08001555 atkbd->softraw = true;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001556 atkbd_set_device_attrs(atkbd);
Dmitry Torokhov2b03b602006-11-05 22:39:56 -05001557
1558 err = input_register_device(atkbd->dev);
1559 if (err) {
1560 input_free_device(new_dev);
1561
1562 atkbd->dev = old_dev;
1563 atkbd->softrepeat = old_softrepeat;
1564 atkbd->softraw = old_softraw;
1565 atkbd_set_device_attrs(atkbd);
1566
1567 return err;
1568 }
1569 input_unregister_device(old_dev);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001570 }
Linus Torvalds1da177e2005-04-16 15:20:36 -07001571 return count;
1572}
1573
1574
1575static ssize_t atkbd_show_softraw(struct atkbd *atkbd, char *buf)
1576{
1577 return sprintf(buf, "%d\n", atkbd->softraw ? 1 : 0);
1578}
1579
1580static ssize_t atkbd_set_softraw(struct atkbd *atkbd, const char *buf, size_t count)
1581{
Dmitry Torokhov2b03b602006-11-05 22:39:56 -05001582 struct input_dev *old_dev, *new_dev;
JJ Ding76496e72011-11-09 10:20:14 -08001583 unsigned int value;
Dmitry Torokhov2b03b602006-11-05 22:39:56 -05001584 int err;
Dmitry Torokhova9a1f9c2010-01-06 23:51:47 -08001585 bool old_softraw;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001586
JJ Ding76496e72011-11-09 10:20:14 -08001587 err = kstrtouint(buf, 10, &value);
1588 if (err)
1589 return err;
1590
1591 if (value > 1)
Linus Torvalds1da177e2005-04-16 15:20:36 -07001592 return -EINVAL;
1593
1594 if (atkbd->softraw != value) {
Dmitry Torokhov2b03b602006-11-05 22:39:56 -05001595 old_dev = atkbd->dev;
1596 old_softraw = atkbd->softraw;
1597
1598 new_dev = input_allocate_device();
1599 if (!new_dev)
Dmitry Torokhov3c42f0c2005-09-15 02:01:45 -05001600 return -ENOMEM;
Dmitry Torokhov2b03b602006-11-05 22:39:56 -05001601
Dmitry Torokhov3c42f0c2005-09-15 02:01:45 -05001602 atkbd->dev = new_dev;
Linus Torvalds1da177e2005-04-16 15:20:36 -07001603 atkbd->softraw = value;
1604 atkbd_set_device_attrs(atkbd);
Dmitry Torokhov2b03b602006-11-05 22:39:56 -05001605
1606 err = input_register_device(atkbd->dev);
1607 if (err) {
1608 input_free_device(new_dev);
1609
1610 atkbd->dev = old_dev;
1611 atkbd->softraw = old_softraw;
1612 atkbd_set_device_attrs(atkbd);
1613
1614 return err;
1615 }
1616 input_unregister_device(old_dev);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001617 }
1618 return count;
1619}
1620
Dmitry Torokhov86255d92006-10-11 01:44:46 -04001621static ssize_t atkbd_show_err_count(struct atkbd *atkbd, char *buf)
1622{
1623 return sprintf(buf, "%lu\n", atkbd->err_count);
1624}
1625
Daniel Mierswa39191692009-03-04 23:27:15 -08001626static int __init atkbd_setup_forced_release(const struct dmi_system_id *id)
Giel de Nijs554101e2007-11-02 09:08:02 -04001627{
Daniel Mierswa39191692009-03-04 23:27:15 -08001628 atkbd_platform_fixup = atkbd_apply_forced_release_keylist;
1629 atkbd_platform_fixup_data = id->driver_data;
1630
Axel Linc388b2c2011-07-12 23:59:41 -07001631 return 1;
Giel de Nijs554101e2007-11-02 09:08:02 -04001632}
1633
Jamie Lentine5713062009-10-20 14:36:49 -07001634static int __init atkbd_setup_scancode_fixup(const struct dmi_system_id *id)
1635{
1636 atkbd_platform_scancode_fixup = id->driver_data;
1637
Axel Linc388b2c2011-07-12 23:59:41 -07001638 return 1;
Jamie Lentine5713062009-10-20 14:36:49 -07001639}
1640
Dmitry Torokhovc45fc812009-12-04 10:24:19 -08001641static const struct dmi_system_id atkbd_dmi_quirk_table[] __initconst = {
Giel de Nijs554101e2007-11-02 09:08:02 -04001642 {
Giel de Nijs554101e2007-11-02 09:08:02 -04001643 .matches = {
1644 DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
Matthew Garrett61579ba2008-08-15 13:54:51 -04001645 DMI_MATCH(DMI_CHASSIS_TYPE, "8"), /* Portable */
Giel de Nijs554101e2007-11-02 09:08:02 -04001646 },
Daniel Mierswa39191692009-03-04 23:27:15 -08001647 .callback = atkbd_setup_forced_release,
1648 .driver_data = atkbd_dell_laptop_forced_release_keys,
Giel de Nijs554101e2007-11-02 09:08:02 -04001649 },
Jiri Kosina5a54c012008-06-26 10:46:38 -04001650 {
Matthew Garrett2a3ec322008-12-30 00:43:11 -08001651 .matches = {
1652 DMI_MATCH(DMI_SYS_VENDOR, "Dell Computer Corporation"),
1653 DMI_MATCH(DMI_CHASSIS_TYPE, "8"), /* Portable */
1654 },
Daniel Mierswa39191692009-03-04 23:27:15 -08001655 .callback = atkbd_setup_forced_release,
1656 .driver_data = atkbd_dell_laptop_forced_release_keys,
Matthew Garrett2a3ec322008-12-30 00:43:11 -08001657 },
1658 {
Jiri Kosina5a54c012008-06-26 10:46:38 -04001659 .matches = {
1660 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
1661 DMI_MATCH(DMI_PRODUCT_NAME, "HP 2133"),
1662 },
Daniel Mierswa39191692009-03-04 23:27:15 -08001663 .callback = atkbd_setup_forced_release,
1664 .driver_data = atkbd_hp_forced_release_keys,
Jiri Kosina5a54c012008-06-26 10:46:38 -04001665 },
Matthew Garretta8215b82008-11-11 09:40:42 -05001666 {
Rikard Ljungstrand181f6382008-12-19 21:59:20 -05001667 .matches = {
1668 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
1669 DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion ZV6100"),
1670 },
Daniel Mierswa39191692009-03-04 23:27:15 -08001671 .callback = atkbd_setup_forced_release,
Herton Ronaldo Krzesinski000c2a32009-10-16 16:13:59 -07001672 .driver_data = atkbd_volume_forced_release_keys,
Rikard Ljungstrand181f6382008-12-19 21:59:20 -05001673 },
1674 {
Dave Andrews2bcaa6a2009-09-03 17:21:27 -07001675 .matches = {
1676 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
1677 DMI_MATCH(DMI_PRODUCT_NAME, "Presario R4000"),
1678 },
1679 .callback = atkbd_setup_forced_release,
Herton Ronaldo Krzesinski000c2a32009-10-16 16:13:59 -07001680 .driver_data = atkbd_volume_forced_release_keys,
Dave Andrews2bcaa6a2009-09-03 17:21:27 -07001681 },
1682 {
Dave Andrews2bcaa6a2009-09-03 17:21:27 -07001683 .matches = {
1684 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
1685 DMI_MATCH(DMI_PRODUCT_NAME, "Presario R4100"),
1686 },
1687 .callback = atkbd_setup_forced_release,
Herton Ronaldo Krzesinski000c2a32009-10-16 16:13:59 -07001688 .driver_data = atkbd_volume_forced_release_keys,
Dave Andrews2bcaa6a2009-09-03 17:21:27 -07001689 },
1690 {
Dave Andrews2bcaa6a2009-09-03 17:21:27 -07001691 .matches = {
1692 DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
1693 DMI_MATCH(DMI_PRODUCT_NAME, "Presario R4200"),
1694 },
1695 .callback = atkbd_setup_forced_release,
Herton Ronaldo Krzesinski000c2a32009-10-16 16:13:59 -07001696 .driver_data = atkbd_volume_forced_release_keys,
Dave Andrews2bcaa6a2009-09-03 17:21:27 -07001697 },
1698 {
Dmitry Torokhovc45fc812009-12-04 10:24:19 -08001699 /* Inventec Symphony */
Matthew Garretta8215b82008-11-11 09:40:42 -05001700 .matches = {
1701 DMI_MATCH(DMI_SYS_VENDOR, "INVENTEC"),
1702 DMI_MATCH(DMI_PRODUCT_NAME, "SYMPHONY 6.0/7.0"),
1703 },
Daniel Mierswa39191692009-03-04 23:27:15 -08001704 .callback = atkbd_setup_forced_release,
Herton Ronaldo Krzesinski000c2a32009-10-16 16:13:59 -07001705 .driver_data = atkbd_volume_forced_release_keys,
Matthew Garretta8215b82008-11-11 09:40:42 -05001706 },
Stuart Hopkins42008442008-12-20 04:12:33 -05001707 {
Dmitry Torokhovc45fc812009-12-04 10:24:19 -08001708 /* Samsung NC10 */
Stuart Hopkins42008442008-12-20 04:12:33 -05001709 .matches = {
1710 DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."),
1711 DMI_MATCH(DMI_PRODUCT_NAME, "NC10"),
1712 },
Daniel Mierswa39191692009-03-04 23:27:15 -08001713 .callback = atkbd_setup_forced_release,
1714 .driver_data = atkbd_samsung_forced_release_keys,
Stuart Hopkins42008442008-12-20 04:12:33 -05001715 },
Daniel Mierswaadcb5232009-03-04 23:27:15 -08001716 {
Dmitry Torokhovc45fc812009-12-04 10:24:19 -08001717 /* Samsung NC20 */
Barry Carrolle04126c2009-04-14 10:38:34 -07001718 .matches = {
1719 DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."),
1720 DMI_MATCH(DMI_PRODUCT_NAME, "NC20"),
1721 },
1722 .callback = atkbd_setup_forced_release,
1723 .driver_data = atkbd_samsung_forced_release_keys,
1724 },
1725 {
Dmitry Torokhovc45fc812009-12-04 10:24:19 -08001726 /* Samsung SQ45S70S */
Dmitry Torokhov157f3a32009-04-13 15:27:50 -07001727 .matches = {
1728 DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."),
1729 DMI_MATCH(DMI_PRODUCT_NAME, "SQ45S70S"),
1730 },
1731 .callback = atkbd_setup_forced_release,
1732 .driver_data = atkbd_samsung_forced_release_keys,
1733 },
1734 {
Dmitry Torokhovc45fc812009-12-04 10:24:19 -08001735 /* Fujitsu Amilo PA 1510 */
Daniel Mierswaadcb5232009-03-04 23:27:15 -08001736 .matches = {
1737 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
1738 DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pa 1510"),
1739 },
1740 .callback = atkbd_setup_forced_release,
Herton Ronaldo Krzesinski000c2a32009-10-16 16:13:59 -07001741 .driver_data = atkbd_volume_forced_release_keys,
Daniel Mierswaadcb5232009-03-04 23:27:15 -08001742 },
Adrian Batzill9166d0f2009-05-11 15:22:16 -07001743 {
Dmitry Torokhovc45fc812009-12-04 10:24:19 -08001744 /* Fujitsu Amilo Pi 3525 */
Simon Davief0a14de2009-07-12 20:44:09 -07001745 .matches = {
1746 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
1747 DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pi 3525"),
1748 },
1749 .callback = atkbd_setup_forced_release,
1750 .driver_data = atkbd_amilo_pi3525_forced_release_keys,
1751 },
1752 {
Dmitry Torokhovc45fc812009-12-04 10:24:19 -08001753 /* Fujitsu Amilo Xi 3650 */
Adrian Batzill9166d0f2009-05-11 15:22:16 -07001754 .matches = {
1755 DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
1756 DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Xi 3650"),
1757 },
1758 .callback = atkbd_setup_forced_release,
1759 .driver_data = atkbd_amilo_xi3650_forced_release_keys,
1760 },
Jerone Young032e46c2009-07-20 22:14:59 -07001761 {
Jerone Young032e46c2009-07-20 22:14:59 -07001762 .matches = {
1763 DMI_MATCH(DMI_SYS_VENDOR, "Soltech Corporation"),
1764 DMI_MATCH(DMI_PRODUCT_NAME, "TA12"),
1765 },
1766 .callback = atkbd_setup_forced_release,
1767 .driver_data = atkdb_soltech_ta12_forced_release_keys,
1768 },
Jamie Lentine5713062009-10-20 14:36:49 -07001769 {
Dmitry Torokhovc45fc812009-12-04 10:24:19 -08001770 /* OQO Model 01+ */
Jamie Lentine5713062009-10-20 14:36:49 -07001771 .matches = {
1772 DMI_MATCH(DMI_SYS_VENDOR, "OQO"),
1773 DMI_MATCH(DMI_PRODUCT_NAME, "ZEPTO"),
1774 },
1775 .callback = atkbd_setup_scancode_fixup,
1776 .driver_data = atkbd_oqo_01plus_scancode_fixup,
1777 },
Giel de Nijs554101e2007-11-02 09:08:02 -04001778 { }
1779};
Linus Torvalds1da177e2005-04-16 15:20:36 -07001780
1781static int __init atkbd_init(void)
1782{
Giel de Nijs554101e2007-11-02 09:08:02 -04001783 dmi_check_system(atkbd_dmi_quirk_table);
1784
Akinobu Mita153a9df02006-11-23 23:35:10 -05001785 return serio_register_driver(&atkbd_drv);
Linus Torvalds1da177e2005-04-16 15:20:36 -07001786}
1787
1788static void __exit atkbd_exit(void)
1789{
1790 serio_unregister_driver(&atkbd_drv);
1791}
1792
1793module_init(atkbd_init);
1794module_exit(atkbd_exit);