Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | /* |
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> | |
1da177e4 LT |
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> | |
33d3f07a | 29 | #include <linux/mutex.h> |
554101e3 | 30 | #include <linux/dmi.h> |
1da177e4 LT |
31 | |
32 | #define DRIVER_DESC "AT and PS/2 keyboard driver" | |
33 | ||
34 | MODULE_AUTHOR("Vojtech Pavlik <vojtech@suse.cz>"); | |
35 | MODULE_DESCRIPTION(DRIVER_DESC); | |
36 | MODULE_LICENSE("GPL"); | |
37 | ||
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)"); | |
41 | ||
42 | #if defined(__i386__) || defined(__x86_64__) || defined(__hppa__) | |
a9a1f9c3 | 43 | static bool atkbd_reset; |
1da177e4 | 44 | #else |
a9a1f9c3 | 45 | static bool atkbd_reset = true; |
1da177e4 LT |
46 | #endif |
47 | module_param_named(reset, atkbd_reset, bool, 0); | |
48 | MODULE_PARM_DESC(reset, "Reset keyboard during initialization"); | |
49 | ||
a9a1f9c3 | 50 | static bool atkbd_softrepeat; |
1da177e4 LT |
51 | module_param_named(softrepeat, atkbd_softrepeat, bool, 0); |
52 | MODULE_PARM_DESC(softrepeat, "Use software keyboard repeat"); | |
53 | ||
a9a1f9c3 | 54 | static bool atkbd_softraw = true; |
1da177e4 LT |
55 | module_param_named(softraw, atkbd_softraw, bool, 0); |
56 | MODULE_PARM_DESC(softraw, "Use software generated rawmode"); | |
57 | ||
a9a1f9c3 | 58 | static bool atkbd_scroll; |
1da177e4 LT |
59 | module_param_named(scroll, atkbd_scroll, bool, 0); |
60 | MODULE_PARM_DESC(scroll, "Enable scroll-wheel on MS Office and similar keyboards"); | |
61 | ||
a9a1f9c3 | 62 | static bool atkbd_extra; |
1da177e4 LT |
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"); | |
65 | ||
8c5188b6 BL |
66 | static bool atkbd_terminal; |
67 | module_param_named(terminal, atkbd_terminal, bool, 0); | |
68 | MODULE_PARM_DESC(terminal, "Enable break codes on an IBM Terminal keyboard connected via AT/PS2"); | |
69 | ||
1da177e4 LT |
70 | /* |
71 | * Scancode to keycode tables. These are just the default setting, and | |
0211a9c8 | 72 | * are loadable via a userland utility. |
1da177e4 LT |
73 | */ |
74 | ||
1ba36e11 DT |
75 | #define ATKBD_KEYMAP_SIZE 512 |
76 | ||
77 | static const unsigned short atkbd_set2_keycode[ATKBD_KEYMAP_SIZE] = { | |
1da177e4 LT |
78 | |
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, | |
72a42f24 | 98 | 159, 0,115, 0,164, 0, 0,116,158, 0,172,166, 0, 0, 0,142, |
1da177e4 LT |
99 | 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 | ||
1ba36e11 | 108 | static const unsigned short atkbd_set3_keycode[ATKBD_KEYMAP_SIZE] = { |
1da177e4 LT |
109 | |
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, | |
72a42f24 | 120 | 0,139,172,163,165,115,152,172,166,140,160,154,113,114,167,168, |
1da177e4 LT |
121 | 148,149,147,140 |
122 | }; | |
123 | ||
f6d65610 | 124 | static const unsigned short atkbd_unxlate_table[128] = { |
1da177e4 LT |
125 | 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 | |
4a299bf5 DT |
141 | #define ATKBD_CMD_RESET_DIS 0x00f5 /* Reset to defaults and disable */ |
142 | #define ATKBD_CMD_RESET_DEF 0x00f6 /* Reset to defaults */ | |
8c5188b6 BL |
143 | #define ATKBD_CMD_SETALL_MB 0x00f8 /* Set all keys to give break codes */ |
144 | #define ATKBD_CMD_SETALL_MBR 0x00fa /* ... and repeat */ | |
1da177e4 LT |
145 | #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 | |
0ae051a1 DT |
157 | #define ATKBD_RET_HANJA 0xf1 |
158 | #define ATKBD_RET_HANGEUL 0xf2 | |
1da177e4 LT |
159 | #define ATKBD_RET_ERR 0xff |
160 | ||
4b70858b | 161 | #define ATKBD_KEY_UNKNOWN 0 |
1da177e4 LT |
162 | #define ATKBD_KEY_NULL 255 |
163 | ||
4b70858b DT |
164 | #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 | |
1da177e4 | 171 | |
f6d65610 | 172 | #define ATKBD_SPECIAL ATKBD_SCR_RIGHT |
1da177e4 | 173 | |
0d4c8597 DT |
174 | #define ATKBD_LED_EVENT_BIT 0 |
175 | #define ATKBD_REP_EVENT_BIT 1 | |
176 | ||
0ae051a1 DT |
177 | #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 | ||
f6d65610 | 184 | static const struct { |
4b70858b | 185 | unsigned short keycode; |
1da177e4 LT |
186 | unsigned char set2; |
187 | } atkbd_scroll_keys[] = { | |
188 | { ATKBD_SCR_1, 0xc5 }, | |
5212dd58 VP |
189 | { ATKBD_SCR_2, 0x9d }, |
190 | { ATKBD_SCR_4, 0xa4 }, | |
191 | { ATKBD_SCR_8, 0x9b }, | |
1da177e4 LT |
192 | { ATKBD_SCR_CLICK, 0xe0 }, |
193 | { ATKBD_SCR_LEFT, 0xcb }, | |
194 | { ATKBD_SCR_RIGHT, 0xd2 }, | |
195 | }; | |
196 | ||
197 | /* | |
198 | * The atkbd control structure | |
199 | */ | |
200 | ||
201 | struct atkbd { | |
202 | ||
3c42f0c3 DT |
203 | struct ps2dev ps2dev; |
204 | struct input_dev *dev; | |
1da177e4 LT |
205 | |
206 | /* Written only during init */ | |
207 | char name[64]; | |
208 | char phys[32]; | |
1da177e4 LT |
209 | |
210 | unsigned short id; | |
1ba36e11 DT |
211 | unsigned short keycode[ATKBD_KEYMAP_SIZE]; |
212 | DECLARE_BITMAP(force_release_mask, ATKBD_KEYMAP_SIZE); | |
1da177e4 | 213 | unsigned char set; |
a9a1f9c3 DT |
214 | bool translated; |
215 | bool extra; | |
216 | bool write; | |
217 | bool softrepeat; | |
218 | bool softraw; | |
219 | bool scroll; | |
220 | bool enabled; | |
1da177e4 LT |
221 | |
222 | /* Accessed only from interrupt */ | |
223 | unsigned char emul; | |
a9a1f9c3 DT |
224 | bool resend; |
225 | bool release; | |
0ae051a1 | 226 | unsigned long xl_bit; |
1da177e4 LT |
227 | unsigned int last; |
228 | unsigned long time; | |
86255d9d | 229 | unsigned long err_count; |
0d4c8597 | 230 | |
da4249c9 DT |
231 | struct delayed_work event_work; |
232 | unsigned long event_jiffies; | |
0d4c8597 | 233 | unsigned long event_mask; |
59b01513 EB |
234 | |
235 | /* Serializes reconnect(), attr->set() and event work */ | |
236 | struct mutex mutex; | |
1da177e4 LT |
237 | }; |
238 | ||
554101e3 | 239 | /* |
36726dd9 | 240 | * System-specific keymap fixup routine |
554101e3 | 241 | */ |
39191698 DM |
242 | static void (*atkbd_platform_fixup)(struct atkbd *, const void *data); |
243 | static void *atkbd_platform_fixup_data; | |
e5713069 | 244 | static unsigned int (*atkbd_platform_scancode_fixup)(struct atkbd *, unsigned int); |
554101e3 | 245 | |
1da177e4 LT |
246 | static ssize_t atkbd_attr_show_helper(struct device *dev, char *buf, |
247 | ssize_t (*handler)(struct atkbd *, char *)); | |
248 | static 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) \ | |
251 | static ssize_t atkbd_show_##_name(struct atkbd *, char *); \ | |
252 | static ssize_t atkbd_set_##_name(struct atkbd *, const char *, size_t); \ | |
86255d9d DT |
253 | static ssize_t atkbd_do_show_##_name(struct device *d, \ |
254 | struct device_attribute *attr, char *b) \ | |
1da177e4 LT |
255 | { \ |
256 | return atkbd_attr_show_helper(d, b, atkbd_show_##_name); \ | |
257 | } \ | |
86255d9d DT |
258 | static ssize_t atkbd_do_set_##_name(struct device *d, \ |
259 | struct device_attribute *attr, const char *b, size_t s) \ | |
1da177e4 LT |
260 | { \ |
261 | return atkbd_attr_set_helper(d, b, s, atkbd_set_##_name); \ | |
262 | } \ | |
d083e906 | 263 | static struct device_attribute atkbd_attr_##_name = \ |
1da177e4 LT |
264 | __ATTR(_name, S_IWUSR | S_IRUGO, atkbd_do_show_##_name, atkbd_do_set_##_name); |
265 | ||
266 | ATKBD_DEFINE_ATTR(extra); | |
1ba36e11 | 267 | ATKBD_DEFINE_ATTR(force_release); |
1da177e4 LT |
268 | ATKBD_DEFINE_ATTR(scroll); |
269 | ATKBD_DEFINE_ATTR(set); | |
270 | ATKBD_DEFINE_ATTR(softrepeat); | |
271 | ATKBD_DEFINE_ATTR(softraw); | |
272 | ||
86255d9d DT |
273 | #define ATKBD_DEFINE_RO_ATTR(_name) \ |
274 | static ssize_t atkbd_show_##_name(struct atkbd *, char *); \ | |
275 | static 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 | } \ | |
280 | static struct device_attribute atkbd_attr_##_name = \ | |
281 | __ATTR(_name, S_IRUGO, atkbd_do_show_##_name, NULL); | |
282 | ||
283 | ATKBD_DEFINE_RO_ATTR(err_count); | |
284 | ||
285 | static struct attribute *atkbd_attributes[] = { | |
286 | &atkbd_attr_extra.attr, | |
1ba36e11 | 287 | &atkbd_attr_force_release.attr, |
86255d9d DT |
288 | &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 | ||
296 | static struct attribute_group atkbd_attribute_group = { | |
297 | .attrs = atkbd_attributes, | |
298 | }; | |
299 | ||
0ae051a1 DT |
300 | static 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 | }; | |
1da177e4 | 304 | |
0ae051a1 DT |
305 | /* |
306 | * Checks if we should mangle the scancode to extract 'release' bit | |
307 | * in translated mode. | |
308 | */ | |
a9a1f9c3 | 309 | static bool atkbd_need_xlate(unsigned long xl_bit, unsigned char code) |
1da177e4 | 310 | { |
0ae051a1 DT |
311 | int i; |
312 | ||
313 | if (code == ATKBD_RET_EMUL0 || code == ATKBD_RET_EMUL1) | |
a9a1f9c3 | 314 | return false; |
0ae051a1 DT |
315 | |
316 | for (i = 0; i < ARRAY_SIZE(xl_table); i++) | |
317 | if (code == xl_table[i]) | |
318 | return test_bit(i, &xl_bit); | |
319 | ||
a9a1f9c3 | 320 | return true; |
0ae051a1 DT |
321 | } |
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 | */ | |
328 | static 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 | */ | |
347 | static 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; | |
1da177e4 LT |
359 | } |
360 | ||
361 | /* | |
362 | * atkbd_interrupt(). Here takes place processing of data received from | |
363 | * the keyboard into events. | |
364 | */ | |
365 | ||
366 | static irqreturn_t atkbd_interrupt(struct serio *serio, unsigned char data, | |
a9a1f9c3 | 367 | unsigned int flags) |
1da177e4 LT |
368 | { |
369 | struct atkbd *atkbd = serio_get_drvdata(serio); | |
0ae051a1 | 370 | struct input_dev *dev = atkbd->dev; |
1da177e4 | 371 | unsigned int code = data; |
554101e3 | 372 | int scroll = 0, hscroll = 0, click = -1; |
1da177e4 | 373 | int value; |
f6d65610 | 374 | unsigned short keycode; |
1da177e4 | 375 | |
a9a1f9c3 | 376 | dev_dbg(&serio->dev, "Received %02x flags %02x\n", data, flags); |
1da177e4 LT |
377 | |
378 | #if !defined(__i386__) && !defined (__x86_64__) | |
379 | if ((flags & (SERIO_FRAME | SERIO_PARITY)) && (~flags & SERIO_TIMEOUT) && !atkbd->resend && atkbd->write) { | |
a9a1f9c3 | 380 | dev_warn(&serio->dev, "Frame/parity error: %02x\n", flags); |
1da177e4 | 381 | serio_write(serio, ATKBD_CMD_RESEND); |
a9a1f9c3 | 382 | atkbd->resend = true; |
1da177e4 LT |
383 | goto out; |
384 | } | |
385 | ||
386 | if (!flags && data == ATKBD_RET_ACK) | |
a9a1f9c3 | 387 | atkbd->resend = false; |
1da177e4 LT |
388 | #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 | ||
0ae051a1 | 401 | input_event(dev, EV_MSC, MSC_RAW, code); |
1da177e4 | 402 | |
e5713069 JL |
403 | if (atkbd_platform_scancode_fixup) |
404 | code = atkbd_platform_scancode_fixup(atkbd, code); | |
405 | ||
1da177e4 LT |
406 | if (atkbd->translated) { |
407 | ||
0ae051a1 | 408 | if (atkbd->emul || atkbd_need_xlate(atkbd->xl_bit, code)) { |
1da177e4 LT |
409 | atkbd->release = code >> 7; |
410 | code &= 0x7f; | |
411 | } | |
412 | ||
0ae051a1 DT |
413 | if (!atkbd->emul) |
414 | atkbd_calculate_xl_bit(atkbd, data); | |
1da177e4 LT |
415 | } |
416 | ||
417 | switch (code) { | |
a9a1f9c3 DT |
418 | 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. " | |
436 | "Some program might be trying access hardware directly.\n", | |
437 | 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; | |
1da177e4 LT |
444 | } |
445 | ||
0ae051a1 DT |
446 | code = atkbd_compat_scancode(atkbd, code); |
447 | ||
448 | if (atkbd->emul && --atkbd->emul) | |
449 | goto out; | |
450 | ||
451 | keycode = atkbd->keycode[code]; | |
1da177e4 | 452 | |
0ae051a1 DT |
453 | if (keycode != ATKBD_KEY_NULL) |
454 | input_event(dev, EV_MSC, MSC_SCAN, code); | |
1da177e4 | 455 | |
0ae051a1 | 456 | switch (keycode) { |
a9a1f9c3 DT |
457 | 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 | } | |
503 | ||
504 | input_event(dev, EV_KEY, keycode, value); | |
505 | input_sync(dev); | |
0ae051a1 | 506 | |
a9a1f9c3 DT |
507 | if (value && test_bit(code, atkbd->force_release_mask)) { |
508 | input_report_key(dev, keycode, 0); | |
509 | input_sync(dev); | |
510 | } | |
1da177e4 LT |
511 | } |
512 | ||
513 | if (atkbd->scroll) { | |
1da177e4 | 514 | if (click != -1) |
0ae051a1 | 515 | input_report_key(dev, BTN_MIDDLE, click); |
a9a1f9c3 DT |
516 | input_report_rel(dev, REL_WHEEL, |
517 | atkbd->release ? -scroll : scroll); | |
0ae051a1 DT |
518 | input_report_rel(dev, REL_HWHEEL, hscroll); |
519 | input_sync(dev); | |
1da177e4 LT |
520 | } |
521 | ||
a9a1f9c3 | 522 | atkbd->release = false; |
1da177e4 LT |
523 | out: |
524 | return IRQ_HANDLED; | |
525 | } | |
526 | ||
3d0f0fa0 | 527 | static int atkbd_set_repeat_rate(struct atkbd *atkbd) |
1da177e4 | 528 | { |
1da177e4 LT |
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 }; | |
0d4c8597 | 534 | |
3d0f0fa0 DT |
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 | ||
8ea371fb | 543 | while (j < ARRAY_SIZE(delay) - 1 && delay[j] < dev->rep[REP_DELAY]) |
3d0f0fa0 DT |
544 | j++; |
545 | dev->rep[REP_DELAY] = delay[j]; | |
546 | ||
547 | param = i | (j << 5); | |
548 | return ps2_command(&atkbd->ps2dev, ¶m, ATKBD_CMD_SETREP); | |
549 | } | |
550 | ||
551 | static int atkbd_set_leds(struct atkbd *atkbd) | |
552 | { | |
0d4c8597 | 553 | struct input_dev *dev = atkbd->dev; |
1da177e4 | 554 | unsigned char param[2]; |
1da177e4 | 555 | |
3d0f0fa0 DT |
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; | |
0d4c8597 | 561 | |
3d0f0fa0 DT |
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; | |
0d4c8597 DT |
571 | } |
572 | ||
3d0f0fa0 DT |
573 | return 0; |
574 | } | |
575 | ||
576 | /* | |
577 | * 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. | |
580 | */ | |
581 | ||
65f27f38 | 582 | static void atkbd_event_work(struct work_struct *work) |
3d0f0fa0 | 583 | { |
da4249c9 | 584 | struct atkbd *atkbd = container_of(work, struct atkbd, event_work.work); |
3d0f0fa0 | 585 | |
59b01513 | 586 | mutex_lock(&atkbd->mutex); |
3d0f0fa0 | 587 | |
94dfb0d6 DT |
588 | 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); | |
600 | ||
601 | if (test_and_clear_bit(ATKBD_REP_EVENT_BIT, &atkbd->event_mask)) | |
602 | atkbd_set_repeat_rate(atkbd); | |
603 | } | |
0d4c8597 | 604 | |
59b01513 | 605 | mutex_unlock(&atkbd->mutex); |
0d4c8597 DT |
606 | } |
607 | ||
da4249c9 DT |
608 | /* |
609 | * Schedule switch for execution. We need to throttle requests, | |
610 | * otherwise keyboard may become unresponsive. | |
611 | */ | |
612 | static 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); | |
59b01513 | 621 | mb(); |
da4249c9 DT |
622 | schedule_delayed_work(&atkbd->event_work, delay); |
623 | } | |
624 | ||
0d4c8597 DT |
625 | /* |
626 | * 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 | ||
da4249c9 DT |
631 | static int atkbd_event(struct input_dev *dev, |
632 | unsigned int type, unsigned int code, int value) | |
0d4c8597 | 633 | { |
b356872f | 634 | struct atkbd *atkbd = input_get_drvdata(dev); |
0d4c8597 | 635 | |
1da177e4 LT |
636 | if (!atkbd->write) |
637 | return -1; | |
638 | ||
639 | switch (type) { | |
640 | ||
a9a1f9c3 DT |
641 | case EV_LED: |
642 | atkbd_schedule_event_work(atkbd, ATKBD_LED_EVENT_BIT); | |
643 | return 0; | |
1da177e4 | 644 | |
a9a1f9c3 DT |
645 | case EV_REP: |
646 | if (!atkbd->softrepeat) | |
647 | atkbd_schedule_event_work(atkbd, ATKBD_REP_EVENT_BIT); | |
648 | return 0; | |
1da177e4 | 649 | |
a9a1f9c3 DT |
650 | default: |
651 | return -1; | |
652 | } | |
1da177e4 LT |
653 | } |
654 | ||
655 | /* | |
656 | * atkbd_enable() signals that interrupt handler is allowed to | |
657 | * generate input events. | |
658 | */ | |
659 | ||
660 | static inline void atkbd_enable(struct atkbd *atkbd) | |
661 | { | |
662 | serio_pause_rx(atkbd->ps2dev.serio); | |
a9a1f9c3 | 663 | atkbd->enabled = true; |
1da177e4 LT |
664 | 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 | ||
672 | static inline void atkbd_disable(struct atkbd *atkbd) | |
673 | { | |
674 | serio_pause_rx(atkbd->ps2dev.serio); | |
a9a1f9c3 | 675 | atkbd->enabled = false; |
1da177e4 LT |
676 | serio_continue_rx(atkbd->ps2dev.serio); |
677 | } | |
678 | ||
679 | /* | |
680 | * atkbd_probe() probes for an AT keyboard on a serio port. | |
681 | */ | |
682 | ||
683 | static int atkbd_probe(struct atkbd *atkbd) | |
684 | { | |
685 | struct ps2dev *ps2dev = &atkbd->ps2dev; | |
686 | unsigned char param[2]; | |
687 | ||
688 | /* | |
689 | * Some systems, where the bit-twiddling when testing the io-lines of the | |
690 | * controller may confuse the keyboard need a full reset of the keyboard. On | |
691 | * these systems the BIOS also usually doesn't do it for us. | |
692 | */ | |
693 | ||
694 | if (atkbd_reset) | |
695 | if (ps2_command(ps2dev, NULL, ATKBD_CMD_RESET_BAT)) | |
a9a1f9c3 DT |
696 | dev_warn(&ps2dev->serio->dev, |
697 | "keyboard reset failed on %s\n", | |
698 | ps2dev->serio->phys); | |
1da177e4 LT |
699 | |
700 | /* | |
701 | * Then we check the keyboard ID. We should get 0xab83 under normal conditions. | |
702 | * Some keyboards report different values, but the first byte is always 0xab or | |
703 | * 0xac. Some old AT keyboards don't report anything. If a mouse is connected, this | |
704 | * should make sure we don't try to set the LEDs on it. | |
705 | */ | |
706 | ||
707 | param[0] = param[1] = 0xa5; /* initialize with invalid values */ | |
708 | if (ps2_command(ps2dev, param, ATKBD_CMD_GETID)) { | |
709 | ||
710 | /* | |
711 | * If the get ID command failed, we check if we can at least set the LEDs on | |
712 | * the keyboard. This should work on every keyboard out there. It also turns | |
713 | * the LEDs off, which we want anyway. | |
714 | */ | |
715 | param[0] = 0; | |
716 | if (ps2_command(ps2dev, param, ATKBD_CMD_SETLEDS)) | |
717 | return -1; | |
718 | atkbd->id = 0xabba; | |
719 | return 0; | |
720 | } | |
721 | ||
9807879b | 722 | if (!ps2_is_keyboard_id(param[0])) |
1da177e4 LT |
723 | return -1; |
724 | ||
725 | atkbd->id = (param[0] << 8) | param[1]; | |
726 | ||
727 | if (atkbd->id == 0xaca1 && atkbd->translated) { | |
a9a1f9c3 DT |
728 | dev_err(&ps2dev->serio->dev, |
729 | "NCD terminal keyboards are only supported on non-translating controlelrs. " | |
730 | "Use i8042.direct=1 to disable translation.\n"); | |
1da177e4 LT |
731 | return -1; |
732 | } | |
733 | ||
734 | return 0; | |
735 | } | |
736 | ||
737 | /* | |
738 | * atkbd_select_set checks if a keyboard has a working Set 3 support, and | |
739 | * sets it into that. Unfortunately there are keyboards that can be switched | |
740 | * to Set 3, but don't work well in that (BTC Multimedia ...) | |
741 | */ | |
742 | ||
743 | static int atkbd_select_set(struct atkbd *atkbd, int target_set, int allow_extra) | |
744 | { | |
745 | struct ps2dev *ps2dev = &atkbd->ps2dev; | |
746 | unsigned char param[2]; | |
747 | ||
a9a1f9c3 | 748 | atkbd->extra = false; |
1da177e4 LT |
749 | /* |
750 | * For known special keyboards we can go ahead and set the correct set. | |
751 | * We check for NCD PS/2 Sun, NorthGate OmniKey 101 and | |
752 | * IBM RapidAccess / IBM EzButton / Chicony KBP-8993 keyboards. | |
753 | */ | |
754 | ||
755 | if (atkbd->translated) | |
756 | return 2; | |
757 | ||
758 | if (atkbd->id == 0xaca1) { | |
759 | param[0] = 3; | |
760 | ps2_command(ps2dev, param, ATKBD_CMD_SSCANSET); | |
761 | return 3; | |
762 | } | |
763 | ||
764 | if (allow_extra) { | |
765 | param[0] = 0x71; | |
766 | if (!ps2_command(ps2dev, param, ATKBD_CMD_EX_ENABLE)) { | |
a9a1f9c3 | 767 | atkbd->extra = true; |
1da177e4 LT |
768 | return 2; |
769 | } | |
770 | } | |
771 | ||
8c5188b6 BL |
772 | if (atkbd_terminal) { |
773 | ps2_command(ps2dev, param, ATKBD_CMD_SETALL_MB); | |
774 | return 3; | |
775 | } | |
776 | ||
1da177e4 LT |
777 | if (target_set != 3) |
778 | return 2; | |
779 | ||
780 | if (!ps2_command(ps2dev, param, ATKBD_CMD_OK_GETID)) { | |
781 | atkbd->id = param[0] << 8 | param[1]; | |
782 | return 2; | |
783 | } | |
784 | ||
785 | param[0] = 3; | |
786 | if (ps2_command(ps2dev, param, ATKBD_CMD_SSCANSET)) | |
787 | return 2; | |
788 | ||
789 | param[0] = 0; | |
790 | if (ps2_command(ps2dev, param, ATKBD_CMD_GSCANSET)) | |
791 | return 2; | |
792 | ||
793 | if (param[0] != 3) { | |
794 | param[0] = 2; | |
795 | if (ps2_command(ps2dev, param, ATKBD_CMD_SSCANSET)) | |
796 | return 2; | |
797 | } | |
798 | ||
799 | ps2_command(ps2dev, param, ATKBD_CMD_SETALL_MBR); | |
800 | ||
801 | return 3; | |
802 | } | |
803 | ||
fc0eb28c DT |
804 | static int atkbd_reset_state(struct atkbd *atkbd) |
805 | { | |
806 | struct ps2dev *ps2dev = &atkbd->ps2dev; | |
807 | unsigned char param[1]; | |
808 | ||
809 | /* | |
810 | * Set the LEDs to a predefined state (all off). | |
811 | */ | |
812 | ||
813 | param[0] = 0; | |
814 | if (ps2_command(ps2dev, param, ATKBD_CMD_SETLEDS)) | |
815 | return -1; | |
816 | ||
817 | /* | |
818 | * Set autorepeat to fastest possible. | |
819 | */ | |
820 | ||
821 | param[0] = 0; | |
822 | if (ps2_command(ps2dev, param, ATKBD_CMD_SETREP)) | |
823 | return -1; | |
824 | ||
825 | return 0; | |
826 | } | |
827 | ||
1da177e4 LT |
828 | static int atkbd_activate(struct atkbd *atkbd) |
829 | { | |
830 | struct ps2dev *ps2dev = &atkbd->ps2dev; | |
1da177e4 LT |
831 | |
832 | /* | |
833 | * Enable the keyboard to receive keystrokes. | |
834 | */ | |
835 | ||
836 | if (ps2_command(ps2dev, NULL, ATKBD_CMD_ENABLE)) { | |
a9a1f9c3 DT |
837 | dev_err(&ps2dev->serio->dev, |
838 | "Failed to enable keyboard on %s\n", | |
1da177e4 LT |
839 | ps2dev->serio->phys); |
840 | return -1; | |
841 | } | |
842 | ||
843 | return 0; | |
844 | } | |
845 | ||
846 | /* | |
847 | * atkbd_cleanup() restores the keyboard state so that BIOS is happy after a | |
848 | * reboot. | |
849 | */ | |
850 | ||
851 | static void atkbd_cleanup(struct serio *serio) | |
852 | { | |
853 | struct atkbd *atkbd = serio_get_drvdata(serio); | |
57f5b159 DT |
854 | |
855 | atkbd_disable(atkbd); | |
4a299bf5 | 856 | ps2_command(&atkbd->ps2dev, NULL, ATKBD_CMD_RESET_DEF); |
1da177e4 LT |
857 | } |
858 | ||
859 | ||
860 | /* | |
861 | * atkbd_disconnect() closes and frees. | |
862 | */ | |
863 | ||
864 | static void atkbd_disconnect(struct serio *serio) | |
865 | { | |
866 | struct atkbd *atkbd = serio_get_drvdata(serio); | |
867 | ||
59b01513 EB |
868 | sysfs_remove_group(&serio->dev.kobj, &atkbd_attribute_group); |
869 | ||
1da177e4 LT |
870 | atkbd_disable(atkbd); |
871 | ||
0ef7a26a DT |
872 | input_unregister_device(atkbd->dev); |
873 | ||
874 | /* | |
875 | * Make sure we don't have a command in flight. | |
876 | * Note that since atkbd->enabled is false event work will keep | |
877 | * rescheduling itself until it gets canceled and will not try | |
878 | * accessing freed input device or serio port. | |
879 | */ | |
d6d79a78 | 880 | cancel_delayed_work_sync(&atkbd->event_work); |
1da177e4 | 881 | |
1da177e4 LT |
882 | serio_close(serio); |
883 | serio_set_drvdata(serio, NULL); | |
884 | kfree(atkbd); | |
885 | } | |
886 | ||
554101e3 | 887 | /* |
39191698 | 888 | * generate release events for the keycodes given in data |
554101e3 | 889 | */ |
39191698 DM |
890 | static void atkbd_apply_forced_release_keylist(struct atkbd* atkbd, |
891 | const void *data) | |
554101e3 | 892 | { |
39191698 DM |
893 | const unsigned int *keys = data; |
894 | unsigned int i; | |
554101e3 GN |
895 | |
896 | if (atkbd->set == 2) | |
39191698 DM |
897 | for (i = 0; keys[i] != -1U; i++) |
898 | __set_bit(keys[i], atkbd->force_release_mask); | |
554101e3 | 899 | } |
1da177e4 | 900 | |
39191698 DM |
901 | /* |
902 | * Most special keys (Fn+F?) on Dell laptops do not generate release | |
903 | * events so we have to do it ourselves. | |
904 | */ | |
905 | static unsigned int atkbd_dell_laptop_forced_release_keys[] = { | |
906 | 0x85, 0x86, 0x87, 0x88, 0x89, 0x8a, 0x8b, 0x8f, 0x93, -1U | |
907 | }; | |
908 | ||
5a54c011 JK |
909 | /* |
910 | * Perform fixup for HP system that doesn't generate release | |
911 | * for its video switch | |
912 | */ | |
39191698 DM |
913 | static unsigned int atkbd_hp_forced_release_keys[] = { |
914 | 0x94, -1U | |
915 | }; | |
5a54c011 | 916 | |
4200844b | 917 | /* |
e04126c7 | 918 | * Samsung NC10,NC20 with Fn+F? key release not working |
4200844b | 919 | */ |
39191698 DM |
920 | static unsigned int atkbd_samsung_forced_release_keys[] = { |
921 | 0x82, 0x83, 0x84, 0x86, 0x88, 0x89, 0xb3, 0xf7, 0xf9, -1U | |
922 | }; | |
4200844b | 923 | |
f0a14de2 SD |
924 | /* |
925 | * Amilo Pi 3525 key release for Fn+Volume keys not working | |
926 | */ | |
927 | static unsigned int atkbd_amilo_pi3525_forced_release_keys[] = { | |
928 | 0x20, 0xa0, 0x2e, 0xae, 0x30, 0xb0, -1U | |
929 | }; | |
930 | ||
9166d0f6 AB |
931 | /* |
932 | * Amilo Xi 3650 key release for light touch bar not working | |
933 | */ | |
934 | static unsigned int atkbd_amilo_xi3650_forced_release_keys[] = { | |
935 | 0x67, 0xed, 0x90, 0xa2, 0x99, 0xa4, 0xae, 0xb0, -1U | |
936 | }; | |
937 | ||
032e46cb JY |
938 | /* |
939 | * Soltech TA12 system with broken key release on volume keys and mute key | |
940 | */ | |
941 | static unsigned int atkdb_soltech_ta12_forced_release_keys[] = { | |
942 | 0xa0, 0xae, 0xb0, -1U | |
943 | }; | |
944 | ||
000c2a35 HRK |
945 | /* |
946 | * Many notebooks don't send key release event for volume up/down | |
947 | * keys, with key list below common among them | |
948 | */ | |
949 | static unsigned int atkbd_volume_forced_release_keys[] = { | |
950 | 0xae, 0xb0, -1U | |
951 | }; | |
952 | ||
e5713069 JL |
953 | /* |
954 | * OQO 01+ multimedia keys (64--66) generate e0 6x upon release whereas | |
955 | * they should be generating e4-e6 (0x80 | code). | |
956 | */ | |
957 | static unsigned int atkbd_oqo_01plus_scancode_fixup(struct atkbd *atkbd, | |
958 | unsigned int code) | |
959 | { | |
960 | if (atkbd->translated && atkbd->emul == 1 && | |
961 | (code == 0x64 || code == 0x65 || code == 0x66)) { | |
962 | atkbd->emul = 0; | |
963 | code |= 0x80; | |
964 | } | |
965 | ||
966 | return code; | |
967 | } | |
968 | ||
1da177e4 | 969 | /* |
3c42f0c3 | 970 | * atkbd_set_keycode_table() initializes keyboard's keycode table |
1da177e4 LT |
971 | * according to the selected scancode set |
972 | */ | |
973 | ||
974 | static void atkbd_set_keycode_table(struct atkbd *atkbd) | |
975 | { | |
554101e3 | 976 | unsigned int scancode; |
1da177e4 LT |
977 | int i, j; |
978 | ||
979 | memset(atkbd->keycode, 0, sizeof(atkbd->keycode)); | |
1ba36e11 | 980 | bitmap_zero(atkbd->force_release_mask, ATKBD_KEYMAP_SIZE); |
1da177e4 LT |
981 | |
982 | if (atkbd->translated) { | |
983 | for (i = 0; i < 128; i++) { | |
554101e3 GN |
984 | scancode = atkbd_unxlate_table[i]; |
985 | atkbd->keycode[i] = atkbd_set2_keycode[scancode]; | |
986 | atkbd->keycode[i | 0x80] = atkbd_set2_keycode[scancode | 0x80]; | |
1da177e4 LT |
987 | if (atkbd->scroll) |
988 | for (j = 0; j < ARRAY_SIZE(atkbd_scroll_keys); j++) | |
554101e3 | 989 | if ((scancode | 0x80) == atkbd_scroll_keys[j].set2) |
1da177e4 LT |
990 | atkbd->keycode[i | 0x80] = atkbd_scroll_keys[j].keycode; |
991 | } | |
992 | } else if (atkbd->set == 3) { | |
993 | memcpy(atkbd->keycode, atkbd_set3_keycode, sizeof(atkbd->keycode)); | |
994 | } else { | |
995 | memcpy(atkbd->keycode, atkbd_set2_keycode, sizeof(atkbd->keycode)); | |
996 | ||
997 | if (atkbd->scroll) | |
554101e3 GN |
998 | for (i = 0; i < ARRAY_SIZE(atkbd_scroll_keys); i++) { |
999 | scancode = atkbd_scroll_keys[i].set2; | |
1000 | atkbd->keycode[scancode] = atkbd_scroll_keys[i].keycode; | |
1001 | } | |
1da177e4 | 1002 | } |
0ae051a1 | 1003 | |
554101e3 GN |
1004 | /* |
1005 | * HANGEUL and HANJA keys do not send release events so we need to | |
1006 | * generate such events ourselves | |
1007 | */ | |
1008 | scancode = atkbd_compat_scancode(atkbd, ATKBD_RET_HANGEUL); | |
1009 | atkbd->keycode[scancode] = KEY_HANGEUL; | |
1010 | __set_bit(scancode, atkbd->force_release_mask); | |
1011 | ||
1012 | scancode = atkbd_compat_scancode(atkbd, ATKBD_RET_HANJA); | |
1013 | atkbd->keycode[scancode] = KEY_HANJA; | |
1014 | __set_bit(scancode, atkbd->force_release_mask); | |
1015 | ||
1016 | /* | |
1017 | * Perform additional fixups | |
1018 | */ | |
1019 | if (atkbd_platform_fixup) | |
39191698 | 1020 | atkbd_platform_fixup(atkbd, atkbd_platform_fixup_data); |
1da177e4 LT |
1021 | } |
1022 | ||
1023 | /* | |
1024 | * atkbd_set_device_attrs() sets up keyboard's input device structure | |
1025 | */ | |
1026 | ||
1027 | static void atkbd_set_device_attrs(struct atkbd *atkbd) | |
1028 | { | |
3c42f0c3 | 1029 | struct input_dev *input_dev = atkbd->dev; |
1da177e4 LT |
1030 | int i; |
1031 | ||
3c42f0c3 | 1032 | if (atkbd->extra) |
ea08c6fa DT |
1033 | snprintf(atkbd->name, sizeof(atkbd->name), |
1034 | "AT Set 2 Extra keyboard"); | |
3c42f0c3 | 1035 | else |
ea08c6fa DT |
1036 | snprintf(atkbd->name, sizeof(atkbd->name), |
1037 | "AT %s Set %d keyboard", | |
1038 | atkbd->translated ? "Translated" : "Raw", atkbd->set); | |
1da177e4 | 1039 | |
ea08c6fa DT |
1040 | snprintf(atkbd->phys, sizeof(atkbd->phys), |
1041 | "%s/input0", atkbd->ps2dev.serio->phys); | |
1da177e4 | 1042 | |
3c42f0c3 DT |
1043 | input_dev->name = atkbd->name; |
1044 | input_dev->phys = atkbd->phys; | |
1045 | input_dev->id.bustype = BUS_I8042; | |
1046 | input_dev->id.vendor = 0x0001; | |
1047 | input_dev->id.product = atkbd->translated ? 1 : atkbd->set; | |
1048 | input_dev->id.version = atkbd->id; | |
1049 | input_dev->event = atkbd_event; | |
469ba4df | 1050 | input_dev->dev.parent = &atkbd->ps2dev.serio->dev; |
1da177e4 | 1051 | |
b356872f DT |
1052 | input_set_drvdata(input_dev, atkbd); |
1053 | ||
7b19ada2 JS |
1054 | input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REP) | |
1055 | BIT_MASK(EV_MSC); | |
1da177e4 LT |
1056 | |
1057 | if (atkbd->write) { | |
7b19ada2 JS |
1058 | input_dev->evbit[0] |= BIT_MASK(EV_LED); |
1059 | input_dev->ledbit[0] = BIT_MASK(LED_NUML) | | |
1060 | BIT_MASK(LED_CAPSL) | BIT_MASK(LED_SCROLLL); | |
1da177e4 LT |
1061 | } |
1062 | ||
1063 | if (atkbd->extra) | |
7b19ada2 JS |
1064 | input_dev->ledbit[0] |= BIT_MASK(LED_COMPOSE) | |
1065 | BIT_MASK(LED_SUSPEND) | BIT_MASK(LED_SLEEP) | | |
1066 | BIT_MASK(LED_MUTE) | BIT_MASK(LED_MISC); | |
1da177e4 LT |
1067 | |
1068 | if (!atkbd->softrepeat) { | |
3c42f0c3 DT |
1069 | input_dev->rep[REP_DELAY] = 250; |
1070 | input_dev->rep[REP_PERIOD] = 33; | |
1da177e4 LT |
1071 | } |
1072 | ||
7b19ada2 JS |
1073 | input_dev->mscbit[0] = atkbd->softraw ? BIT_MASK(MSC_SCAN) : |
1074 | BIT_MASK(MSC_RAW) | BIT_MASK(MSC_SCAN); | |
1da177e4 LT |
1075 | |
1076 | if (atkbd->scroll) { | |
7b19ada2 JS |
1077 | input_dev->evbit[0] |= BIT_MASK(EV_REL); |
1078 | input_dev->relbit[0] = BIT_MASK(REL_WHEEL) | | |
1079 | BIT_MASK(REL_HWHEEL); | |
f6d65610 | 1080 | __set_bit(BTN_MIDDLE, input_dev->keybit); |
1da177e4 LT |
1081 | } |
1082 | ||
3c42f0c3 | 1083 | input_dev->keycode = atkbd->keycode; |
f6d65610 | 1084 | input_dev->keycodesize = sizeof(unsigned short); |
3c42f0c3 | 1085 | input_dev->keycodemax = ARRAY_SIZE(atkbd_set2_keycode); |
1da177e4 | 1086 | |
4b70858b DT |
1087 | for (i = 0; i < ATKBD_KEYMAP_SIZE; i++) { |
1088 | if (atkbd->keycode[i] != KEY_RESERVED && | |
1089 | atkbd->keycode[i] != ATKBD_KEY_NULL && | |
1090 | atkbd->keycode[i] < ATKBD_SPECIAL) { | |
f6d65610 | 1091 | __set_bit(atkbd->keycode[i], input_dev->keybit); |
4b70858b DT |
1092 | } |
1093 | } | |
1da177e4 LT |
1094 | } |
1095 | ||
1096 | /* | |
1097 | * atkbd_connect() is called when the serio module finds an interface | |
1098 | * that isn't handled yet by an appropriate device driver. We check if | |
1099 | * there is an AT keyboard out there and if yes, we register ourselves | |
1100 | * to the input module. | |
1101 | */ | |
1102 | ||
1103 | static int atkbd_connect(struct serio *serio, struct serio_driver *drv) | |
1104 | { | |
1105 | struct atkbd *atkbd; | |
3c42f0c3 DT |
1106 | struct input_dev *dev; |
1107 | int err = -ENOMEM; | |
1da177e4 | 1108 | |
3c42f0c3 DT |
1109 | atkbd = kzalloc(sizeof(struct atkbd), GFP_KERNEL); |
1110 | dev = input_allocate_device(); | |
1111 | if (!atkbd || !dev) | |
2b03b60e | 1112 | goto fail1; |
1da177e4 | 1113 | |
3c42f0c3 | 1114 | atkbd->dev = dev; |
1da177e4 | 1115 | ps2_init(&atkbd->ps2dev, serio); |
da4249c9 | 1116 | INIT_DELAYED_WORK(&atkbd->event_work, atkbd_event_work); |
59b01513 | 1117 | mutex_init(&atkbd->mutex); |
1da177e4 LT |
1118 | |
1119 | switch (serio->id.type) { | |
1120 | ||
a9a1f9c3 DT |
1121 | case SERIO_8042_XL: |
1122 | atkbd->translated = true; | |
1123 | /* Fall through */ | |
1124 | ||
1125 | case SERIO_8042: | |
1126 | if (serio->write) | |
1127 | atkbd->write = true; | |
1128 | break; | |
1da177e4 LT |
1129 | } |
1130 | ||
1131 | atkbd->softraw = atkbd_softraw; | |
1132 | atkbd->softrepeat = atkbd_softrepeat; | |
1133 | atkbd->scroll = atkbd_scroll; | |
1134 | ||
1da177e4 | 1135 | if (atkbd->softrepeat) |
a9a1f9c3 | 1136 | atkbd->softraw = true; |
1da177e4 LT |
1137 | |
1138 | serio_set_drvdata(serio, atkbd); | |
1139 | ||
1140 | err = serio_open(serio, drv); | |
3c42f0c3 | 1141 | if (err) |
2b03b60e | 1142 | goto fail2; |
1da177e4 LT |
1143 | |
1144 | if (atkbd->write) { | |
1145 | ||
1146 | if (atkbd_probe(atkbd)) { | |
3c42f0c3 | 1147 | err = -ENODEV; |
2b03b60e | 1148 | goto fail3; |
1da177e4 LT |
1149 | } |
1150 | ||
1151 | atkbd->set = atkbd_select_set(atkbd, atkbd_set, atkbd_extra); | |
fc0eb28c | 1152 | atkbd_reset_state(atkbd); |
1da177e4 LT |
1153 | atkbd_activate(atkbd); |
1154 | ||
1155 | } else { | |
1156 | atkbd->set = 2; | |
1157 | atkbd->id = 0xab00; | |
1158 | } | |
1159 | ||
1da177e4 LT |
1160 | atkbd_set_keycode_table(atkbd); |
1161 | atkbd_set_device_attrs(atkbd); | |
1162 | ||
2b03b60e DT |
1163 | err = sysfs_create_group(&serio->dev.kobj, &atkbd_attribute_group); |
1164 | if (err) | |
1165 | goto fail3; | |
1da177e4 LT |
1166 | |
1167 | atkbd_enable(atkbd); | |
1168 | ||
2b03b60e DT |
1169 | err = input_register_device(atkbd->dev); |
1170 | if (err) | |
1171 | goto fail4; | |
1da177e4 LT |
1172 | |
1173 | return 0; | |
3c42f0c3 | 1174 | |
2b03b60e DT |
1175 | fail4: sysfs_remove_group(&serio->dev.kobj, &atkbd_attribute_group); |
1176 | fail3: serio_close(serio); | |
1177 | fail2: serio_set_drvdata(serio, NULL); | |
1178 | fail1: input_free_device(dev); | |
3c42f0c3 DT |
1179 | kfree(atkbd); |
1180 | return err; | |
1da177e4 LT |
1181 | } |
1182 | ||
1183 | /* | |
1184 | * atkbd_reconnect() tries to restore keyboard into a sane state and is | |
1185 | * most likely called on resume. | |
1186 | */ | |
1187 | ||
1188 | static int atkbd_reconnect(struct serio *serio) | |
1189 | { | |
1190 | struct atkbd *atkbd = serio_get_drvdata(serio); | |
1191 | struct serio_driver *drv = serio->drv; | |
59b01513 | 1192 | int retval = -1; |
1da177e4 LT |
1193 | |
1194 | if (!atkbd || !drv) { | |
a9a1f9c3 DT |
1195 | dev_dbg(&serio->dev, |
1196 | "reconnect request, but serio is disconnected, ignoring...\n"); | |
1da177e4 LT |
1197 | return -1; |
1198 | } | |
1199 | ||
59b01513 EB |
1200 | mutex_lock(&atkbd->mutex); |
1201 | ||
1da177e4 LT |
1202 | atkbd_disable(atkbd); |
1203 | ||
1204 | if (atkbd->write) { | |
1da177e4 | 1205 | if (atkbd_probe(atkbd)) |
59b01513 EB |
1206 | goto out; |
1207 | ||
1da177e4 | 1208 | if (atkbd->set != atkbd_select_set(atkbd, atkbd->set, atkbd->extra)) |
59b01513 | 1209 | goto out; |
1da177e4 LT |
1210 | |
1211 | atkbd_activate(atkbd); | |
d4119bda DT |
1212 | |
1213 | /* | |
1214 | * Restore LED state and repeat rate. While input core | |
1215 | * will do this for us at resume time reconnect may happen | |
1216 | * because user requested it via sysfs or simply because | |
1217 | * keyboard was unplugged and plugged in again so we need | |
1218 | * to do it ourselves here. | |
1219 | */ | |
1220 | atkbd_set_leds(atkbd); | |
1221 | if (!atkbd->softrepeat) | |
1222 | atkbd_set_repeat_rate(atkbd); | |
1223 | ||
1da177e4 LT |
1224 | } |
1225 | ||
1226 | atkbd_enable(atkbd); | |
59b01513 | 1227 | retval = 0; |
1da177e4 | 1228 | |
59b01513 EB |
1229 | out: |
1230 | mutex_unlock(&atkbd->mutex); | |
1231 | return retval; | |
1da177e4 LT |
1232 | } |
1233 | ||
1234 | static struct serio_device_id atkbd_serio_ids[] = { | |
1235 | { | |
1236 | .type = SERIO_8042, | |
1237 | .proto = SERIO_ANY, | |
1238 | .id = SERIO_ANY, | |
1239 | .extra = SERIO_ANY, | |
1240 | }, | |
1241 | { | |
1242 | .type = SERIO_8042_XL, | |
1243 | .proto = SERIO_ANY, | |
1244 | .id = SERIO_ANY, | |
1245 | .extra = SERIO_ANY, | |
1246 | }, | |
1247 | { | |
1248 | .type = SERIO_RS232, | |
1249 | .proto = SERIO_PS2SER, | |
1250 | .id = SERIO_ANY, | |
1251 | .extra = SERIO_ANY, | |
1252 | }, | |
1253 | { 0 } | |
1254 | }; | |
1255 | ||
1256 | MODULE_DEVICE_TABLE(serio, atkbd_serio_ids); | |
1257 | ||
1258 | static struct serio_driver atkbd_drv = { | |
1259 | .driver = { | |
1260 | .name = "atkbd", | |
1261 | }, | |
1262 | .description = DRIVER_DESC, | |
1263 | .id_table = atkbd_serio_ids, | |
1264 | .interrupt = atkbd_interrupt, | |
1265 | .connect = atkbd_connect, | |
1266 | .reconnect = atkbd_reconnect, | |
1267 | .disconnect = atkbd_disconnect, | |
1268 | .cleanup = atkbd_cleanup, | |
1269 | }; | |
1270 | ||
1271 | static ssize_t atkbd_attr_show_helper(struct device *dev, char *buf, | |
1272 | ssize_t (*handler)(struct atkbd *, char *)) | |
1273 | { | |
1274 | struct serio *serio = to_serio_port(dev); | |
59b01513 | 1275 | struct atkbd *atkbd = serio_get_drvdata(serio); |
1da177e4 | 1276 | |
59b01513 | 1277 | return handler(atkbd, buf); |
1da177e4 LT |
1278 | } |
1279 | ||
1280 | static ssize_t atkbd_attr_set_helper(struct device *dev, const char *buf, size_t count, | |
1281 | ssize_t (*handler)(struct atkbd *, const char *, size_t)) | |
1282 | { | |
1283 | struct serio *serio = to_serio_port(dev); | |
59b01513 | 1284 | struct atkbd *atkbd = serio_get_drvdata(serio); |
1da177e4 LT |
1285 | int retval; |
1286 | ||
59b01513 | 1287 | retval = mutex_lock_interruptible(&atkbd->mutex); |
1da177e4 LT |
1288 | if (retval) |
1289 | return retval; | |
1290 | ||
1da177e4 LT |
1291 | atkbd_disable(atkbd); |
1292 | retval = handler(atkbd, buf, count); | |
1293 | atkbd_enable(atkbd); | |
1294 | ||
59b01513 EB |
1295 | mutex_unlock(&atkbd->mutex); |
1296 | ||
1da177e4 LT |
1297 | return retval; |
1298 | } | |
1299 | ||
1300 | static ssize_t atkbd_show_extra(struct atkbd *atkbd, char *buf) | |
1301 | { | |
1302 | return sprintf(buf, "%d\n", atkbd->extra ? 1 : 0); | |
1303 | } | |
1304 | ||
1305 | static ssize_t atkbd_set_extra(struct atkbd *atkbd, const char *buf, size_t count) | |
1306 | { | |
2b03b60e | 1307 | struct input_dev *old_dev, *new_dev; |
1da177e4 | 1308 | unsigned long value; |
2b03b60e | 1309 | int err; |
a9a1f9c3 DT |
1310 | bool old_extra; |
1311 | unsigned char old_set; | |
1da177e4 LT |
1312 | |
1313 | if (!atkbd->write) | |
1314 | return -EIO; | |
1315 | ||
160f1fef | 1316 | if (strict_strtoul(buf, 10, &value) || value > 1) |
1da177e4 LT |
1317 | return -EINVAL; |
1318 | ||
1319 | if (atkbd->extra != value) { | |
3c42f0c3 DT |
1320 | /* |
1321 | * Since device's properties will change we need to | |
2b03b60e DT |
1322 | * unregister old device. But allocate and register |
1323 | * new one first to make sure we have it. | |
3c42f0c3 | 1324 | */ |
2b03b60e DT |
1325 | old_dev = atkbd->dev; |
1326 | old_extra = atkbd->extra; | |
1327 | old_set = atkbd->set; | |
1328 | ||
1329 | new_dev = input_allocate_device(); | |
1330 | if (!new_dev) | |
3c42f0c3 | 1331 | return -ENOMEM; |
2b03b60e | 1332 | |
3c42f0c3 | 1333 | atkbd->dev = new_dev; |
1da177e4 | 1334 | atkbd->set = atkbd_select_set(atkbd, atkbd->set, value); |
fc0eb28c | 1335 | atkbd_reset_state(atkbd); |
1da177e4 | 1336 | atkbd_activate(atkbd); |
2b03b60e | 1337 | atkbd_set_keycode_table(atkbd); |
1da177e4 | 1338 | atkbd_set_device_attrs(atkbd); |
2b03b60e DT |
1339 | |
1340 | err = input_register_device(atkbd->dev); | |
1341 | if (err) { | |
1342 | input_free_device(new_dev); | |
1343 | ||
1344 | atkbd->dev = old_dev; | |
1345 | atkbd->set = atkbd_select_set(atkbd, old_set, old_extra); | |
1346 | atkbd_set_keycode_table(atkbd); | |
1347 | atkbd_set_device_attrs(atkbd); | |
1348 | ||
1349 | return err; | |
1350 | } | |
1351 | input_unregister_device(old_dev); | |
1352 | ||
1da177e4 LT |
1353 | } |
1354 | return count; | |
1355 | } | |
1356 | ||
1ba36e11 DT |
1357 | static ssize_t atkbd_show_force_release(struct atkbd *atkbd, char *buf) |
1358 | { | |
1359 | size_t len = bitmap_scnlistprintf(buf, PAGE_SIZE - 2, | |
1360 | atkbd->force_release_mask, ATKBD_KEYMAP_SIZE); | |
1361 | ||
1362 | buf[len++] = '\n'; | |
1363 | buf[len] = '\0'; | |
1364 | ||
1365 | return len; | |
1366 | } | |
1367 | ||
1368 | static ssize_t atkbd_set_force_release(struct atkbd *atkbd, | |
1369 | const char *buf, size_t count) | |
1370 | { | |
1371 | /* 64 bytes on stack should be acceptable */ | |
1372 | DECLARE_BITMAP(new_mask, ATKBD_KEYMAP_SIZE); | |
1373 | int err; | |
1374 | ||
1375 | err = bitmap_parselist(buf, new_mask, ATKBD_KEYMAP_SIZE); | |
1376 | if (err) | |
1377 | return err; | |
1378 | ||
1379 | memcpy(atkbd->force_release_mask, new_mask, sizeof(atkbd->force_release_mask)); | |
1380 | return count; | |
1381 | } | |
1382 | ||
1383 | ||
1da177e4 LT |
1384 | static ssize_t atkbd_show_scroll(struct atkbd *atkbd, char *buf) |
1385 | { | |
1386 | return sprintf(buf, "%d\n", atkbd->scroll ? 1 : 0); | |
1387 | } | |
1388 | ||
1389 | static ssize_t atkbd_set_scroll(struct atkbd *atkbd, const char *buf, size_t count) | |
1390 | { | |
2b03b60e | 1391 | struct input_dev *old_dev, *new_dev; |
1da177e4 | 1392 | unsigned long value; |
2b03b60e | 1393 | int err; |
a9a1f9c3 | 1394 | bool old_scroll; |
1da177e4 | 1395 | |
160f1fef | 1396 | if (strict_strtoul(buf, 10, &value) || value > 1) |
1da177e4 LT |
1397 | return -EINVAL; |
1398 | ||
1399 | if (atkbd->scroll != value) { | |
2b03b60e DT |
1400 | old_dev = atkbd->dev; |
1401 | old_scroll = atkbd->scroll; | |
1402 | ||
1403 | new_dev = input_allocate_device(); | |
1404 | if (!new_dev) | |
3c42f0c3 | 1405 | return -ENOMEM; |
2b03b60e | 1406 | |
3c42f0c3 | 1407 | atkbd->dev = new_dev; |
1da177e4 LT |
1408 | atkbd->scroll = value; |
1409 | atkbd_set_keycode_table(atkbd); | |
1410 | atkbd_set_device_attrs(atkbd); | |
2b03b60e DT |
1411 | |
1412 | err = input_register_device(atkbd->dev); | |
1413 | if (err) { | |
1414 | input_free_device(new_dev); | |
1415 | ||
1416 | atkbd->scroll = old_scroll; | |
1417 | atkbd->dev = old_dev; | |
1418 | atkbd_set_keycode_table(atkbd); | |
1419 | atkbd_set_device_attrs(atkbd); | |
1420 | ||
1421 | return err; | |
1422 | } | |
1423 | input_unregister_device(old_dev); | |
1da177e4 LT |
1424 | } |
1425 | return count; | |
1426 | } | |
1427 | ||
1428 | static ssize_t atkbd_show_set(struct atkbd *atkbd, char *buf) | |
1429 | { | |
1430 | return sprintf(buf, "%d\n", atkbd->set); | |
1431 | } | |
1432 | ||
1433 | static ssize_t atkbd_set_set(struct atkbd *atkbd, const char *buf, size_t count) | |
1434 | { | |
2b03b60e | 1435 | struct input_dev *old_dev, *new_dev; |
1da177e4 | 1436 | unsigned long value; |
2b03b60e | 1437 | int err; |
a9a1f9c3 DT |
1438 | unsigned char old_set; |
1439 | bool old_extra; | |
1da177e4 LT |
1440 | |
1441 | if (!atkbd->write) | |
1442 | return -EIO; | |
1443 | ||
160f1fef | 1444 | if (strict_strtoul(buf, 10, &value) || (value != 2 && value != 3)) |
1da177e4 LT |
1445 | return -EINVAL; |
1446 | ||
1447 | if (atkbd->set != value) { | |
2b03b60e DT |
1448 | old_dev = atkbd->dev; |
1449 | old_extra = atkbd->extra; | |
1450 | old_set = atkbd->set; | |
1451 | ||
1452 | new_dev = input_allocate_device(); | |
1453 | if (!new_dev) | |
3c42f0c3 | 1454 | return -ENOMEM; |
2b03b60e | 1455 | |
3c42f0c3 | 1456 | atkbd->dev = new_dev; |
1da177e4 | 1457 | atkbd->set = atkbd_select_set(atkbd, value, atkbd->extra); |
d4119bda | 1458 | atkbd_reset_state(atkbd); |
1da177e4 LT |
1459 | atkbd_activate(atkbd); |
1460 | atkbd_set_keycode_table(atkbd); | |
1461 | atkbd_set_device_attrs(atkbd); | |
2b03b60e DT |
1462 | |
1463 | err = input_register_device(atkbd->dev); | |
1464 | if (err) { | |
1465 | input_free_device(new_dev); | |
1466 | ||
1467 | atkbd->dev = old_dev; | |
1468 | atkbd->set = atkbd_select_set(atkbd, old_set, old_extra); | |
1469 | atkbd_set_keycode_table(atkbd); | |
1470 | atkbd_set_device_attrs(atkbd); | |
1471 | ||
1472 | return err; | |
1473 | } | |
1474 | input_unregister_device(old_dev); | |
1da177e4 LT |
1475 | } |
1476 | return count; | |
1477 | } | |
1478 | ||
1479 | static ssize_t atkbd_show_softrepeat(struct atkbd *atkbd, char *buf) | |
1480 | { | |
1481 | return sprintf(buf, "%d\n", atkbd->softrepeat ? 1 : 0); | |
1482 | } | |
1483 | ||
1484 | static ssize_t atkbd_set_softrepeat(struct atkbd *atkbd, const char *buf, size_t count) | |
1485 | { | |
2b03b60e | 1486 | struct input_dev *old_dev, *new_dev; |
1da177e4 | 1487 | unsigned long value; |
2b03b60e | 1488 | int err; |
a9a1f9c3 | 1489 | bool old_softrepeat, old_softraw; |
1da177e4 LT |
1490 | |
1491 | if (!atkbd->write) | |
1492 | return -EIO; | |
1493 | ||
160f1fef | 1494 | if (strict_strtoul(buf, 10, &value) || value > 1) |
1da177e4 LT |
1495 | return -EINVAL; |
1496 | ||
1497 | if (atkbd->softrepeat != value) { | |
2b03b60e DT |
1498 | old_dev = atkbd->dev; |
1499 | old_softrepeat = atkbd->softrepeat; | |
1500 | old_softraw = atkbd->softraw; | |
1501 | ||
1502 | new_dev = input_allocate_device(); | |
1503 | if (!new_dev) | |
3c42f0c3 | 1504 | return -ENOMEM; |
2b03b60e | 1505 | |
3c42f0c3 | 1506 | atkbd->dev = new_dev; |
1da177e4 LT |
1507 | atkbd->softrepeat = value; |
1508 | if (atkbd->softrepeat) | |
a9a1f9c3 | 1509 | atkbd->softraw = true; |
1da177e4 | 1510 | atkbd_set_device_attrs(atkbd); |
2b03b60e DT |
1511 | |
1512 | err = input_register_device(atkbd->dev); | |
1513 | if (err) { | |
1514 | input_free_device(new_dev); | |
1515 | ||
1516 | atkbd->dev = old_dev; | |
1517 | atkbd->softrepeat = old_softrepeat; | |
1518 | atkbd->softraw = old_softraw; | |
1519 | atkbd_set_device_attrs(atkbd); | |
1520 | ||
1521 | return err; | |
1522 | } | |
1523 | input_unregister_device(old_dev); | |
1da177e4 | 1524 | } |
1da177e4 LT |
1525 | return count; |
1526 | } | |
1527 | ||
1528 | ||
1529 | static ssize_t atkbd_show_softraw(struct atkbd *atkbd, char *buf) | |
1530 | { | |
1531 | return sprintf(buf, "%d\n", atkbd->softraw ? 1 : 0); | |
1532 | } | |
1533 | ||
1534 | static ssize_t atkbd_set_softraw(struct atkbd *atkbd, const char *buf, size_t count) | |
1535 | { | |
2b03b60e | 1536 | struct input_dev *old_dev, *new_dev; |
1da177e4 | 1537 | unsigned long value; |
2b03b60e | 1538 | int err; |
a9a1f9c3 | 1539 | bool old_softraw; |
1da177e4 | 1540 | |
160f1fef | 1541 | if (strict_strtoul(buf, 10, &value) || value > 1) |
1da177e4 LT |
1542 | return -EINVAL; |
1543 | ||
1544 | if (atkbd->softraw != value) { | |
2b03b60e DT |
1545 | old_dev = atkbd->dev; |
1546 | old_softraw = atkbd->softraw; | |
1547 | ||
1548 | new_dev = input_allocate_device(); | |
1549 | if (!new_dev) | |
3c42f0c3 | 1550 | return -ENOMEM; |
2b03b60e | 1551 | |
3c42f0c3 | 1552 | atkbd->dev = new_dev; |
1da177e4 LT |
1553 | atkbd->softraw = value; |
1554 | atkbd_set_device_attrs(atkbd); | |
2b03b60e DT |
1555 | |
1556 | err = input_register_device(atkbd->dev); | |
1557 | if (err) { | |
1558 | input_free_device(new_dev); | |
1559 | ||
1560 | atkbd->dev = old_dev; | |
1561 | atkbd->softraw = old_softraw; | |
1562 | atkbd_set_device_attrs(atkbd); | |
1563 | ||
1564 | return err; | |
1565 | } | |
1566 | input_unregister_device(old_dev); | |
1da177e4 LT |
1567 | } |
1568 | return count; | |
1569 | } | |
1570 | ||
86255d9d DT |
1571 | static ssize_t atkbd_show_err_count(struct atkbd *atkbd, char *buf) |
1572 | { | |
1573 | return sprintf(buf, "%lu\n", atkbd->err_count); | |
1574 | } | |
1575 | ||
39191698 | 1576 | static int __init atkbd_setup_forced_release(const struct dmi_system_id *id) |
554101e3 | 1577 | { |
39191698 DM |
1578 | atkbd_platform_fixup = atkbd_apply_forced_release_keylist; |
1579 | atkbd_platform_fixup_data = id->driver_data; | |
1580 | ||
c388b2c6 | 1581 | return 1; |
554101e3 GN |
1582 | } |
1583 | ||
e5713069 JL |
1584 | static int __init atkbd_setup_scancode_fixup(const struct dmi_system_id *id) |
1585 | { | |
1586 | atkbd_platform_scancode_fixup = id->driver_data; | |
1587 | ||
c388b2c6 | 1588 | return 1; |
e5713069 JL |
1589 | } |
1590 | ||
c45fc81e | 1591 | static const struct dmi_system_id atkbd_dmi_quirk_table[] __initconst = { |
554101e3 | 1592 | { |
554101e3 GN |
1593 | .matches = { |
1594 | DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), | |
61579ba8 | 1595 | DMI_MATCH(DMI_CHASSIS_TYPE, "8"), /* Portable */ |
554101e3 | 1596 | }, |
39191698 DM |
1597 | .callback = atkbd_setup_forced_release, |
1598 | .driver_data = atkbd_dell_laptop_forced_release_keys, | |
554101e3 | 1599 | }, |
2a3ec326 | 1600 | { |
2a3ec326 MG |
1601 | .matches = { |
1602 | DMI_MATCH(DMI_SYS_VENDOR, "Dell Computer Corporation"), | |
1603 | DMI_MATCH(DMI_CHASSIS_TYPE, "8"), /* Portable */ | |
1604 | }, | |
39191698 DM |
1605 | .callback = atkbd_setup_forced_release, |
1606 | .driver_data = atkbd_dell_laptop_forced_release_keys, | |
2a3ec326 | 1607 | }, |
5a54c011 | 1608 | { |
5a54c011 JK |
1609 | .matches = { |
1610 | DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), | |
1611 | DMI_MATCH(DMI_PRODUCT_NAME, "HP 2133"), | |
1612 | }, | |
39191698 DM |
1613 | .callback = atkbd_setup_forced_release, |
1614 | .driver_data = atkbd_hp_forced_release_keys, | |
5a54c011 | 1615 | }, |
181f6382 | 1616 | { |
181f6382 RL |
1617 | .matches = { |
1618 | DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), | |
1619 | DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion ZV6100"), | |
1620 | }, | |
39191698 | 1621 | .callback = atkbd_setup_forced_release, |
000c2a35 | 1622 | .driver_data = atkbd_volume_forced_release_keys, |
181f6382 | 1623 | }, |
2bcaa6a4 | 1624 | { |
2bcaa6a4 DA |
1625 | .matches = { |
1626 | DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), | |
1627 | DMI_MATCH(DMI_PRODUCT_NAME, "Presario R4000"), | |
1628 | }, | |
1629 | .callback = atkbd_setup_forced_release, | |
000c2a35 | 1630 | .driver_data = atkbd_volume_forced_release_keys, |
2bcaa6a4 DA |
1631 | }, |
1632 | { | |
2bcaa6a4 DA |
1633 | .matches = { |
1634 | DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), | |
1635 | DMI_MATCH(DMI_PRODUCT_NAME, "Presario R4100"), | |
1636 | }, | |
1637 | .callback = atkbd_setup_forced_release, | |
000c2a35 | 1638 | .driver_data = atkbd_volume_forced_release_keys, |
2bcaa6a4 DA |
1639 | }, |
1640 | { | |
2bcaa6a4 DA |
1641 | .matches = { |
1642 | DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), | |
1643 | DMI_MATCH(DMI_PRODUCT_NAME, "Presario R4200"), | |
1644 | }, | |
1645 | .callback = atkbd_setup_forced_release, | |
000c2a35 | 1646 | .driver_data = atkbd_volume_forced_release_keys, |
2bcaa6a4 | 1647 | }, |
a8215b81 | 1648 | { |
c45fc81e | 1649 | /* Inventec Symphony */ |
a8215b81 MG |
1650 | .matches = { |
1651 | DMI_MATCH(DMI_SYS_VENDOR, "INVENTEC"), | |
1652 | DMI_MATCH(DMI_PRODUCT_NAME, "SYMPHONY 6.0/7.0"), | |
1653 | }, | |
39191698 | 1654 | .callback = atkbd_setup_forced_release, |
000c2a35 | 1655 | .driver_data = atkbd_volume_forced_release_keys, |
a8215b81 | 1656 | }, |
4200844b | 1657 | { |
c45fc81e | 1658 | /* Samsung NC10 */ |
4200844b SH |
1659 | .matches = { |
1660 | DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."), | |
1661 | DMI_MATCH(DMI_PRODUCT_NAME, "NC10"), | |
1662 | }, | |
39191698 DM |
1663 | .callback = atkbd_setup_forced_release, |
1664 | .driver_data = atkbd_samsung_forced_release_keys, | |
4200844b | 1665 | }, |
e04126c7 | 1666 | { |
c45fc81e | 1667 | /* Samsung NC20 */ |
e04126c7 BC |
1668 | .matches = { |
1669 | DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."), | |
1670 | DMI_MATCH(DMI_PRODUCT_NAME, "NC20"), | |
1671 | }, | |
1672 | .callback = atkbd_setup_forced_release, | |
1673 | .driver_data = atkbd_samsung_forced_release_keys, | |
1674 | }, | |
157f3a3e | 1675 | { |
c45fc81e | 1676 | /* Samsung SQ45S70S */ |
157f3a3e DT |
1677 | .matches = { |
1678 | DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."), | |
1679 | DMI_MATCH(DMI_PRODUCT_NAME, "SQ45S70S"), | |
1680 | }, | |
1681 | .callback = atkbd_setup_forced_release, | |
1682 | .driver_data = atkbd_samsung_forced_release_keys, | |
1683 | }, | |
adcb523e | 1684 | { |
c45fc81e | 1685 | /* Fujitsu Amilo PA 1510 */ |
adcb523e DM |
1686 | .matches = { |
1687 | DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), | |
1688 | DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pa 1510"), | |
1689 | }, | |
1690 | .callback = atkbd_setup_forced_release, | |
000c2a35 | 1691 | .driver_data = atkbd_volume_forced_release_keys, |
adcb523e | 1692 | }, |
f0a14de2 | 1693 | { |
c45fc81e | 1694 | /* Fujitsu Amilo Pi 3525 */ |
f0a14de2 SD |
1695 | .matches = { |
1696 | DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), | |
1697 | DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pi 3525"), | |
1698 | }, | |
1699 | .callback = atkbd_setup_forced_release, | |
1700 | .driver_data = atkbd_amilo_pi3525_forced_release_keys, | |
1701 | }, | |
9166d0f6 | 1702 | { |
c45fc81e | 1703 | /* Fujitsu Amilo Xi 3650 */ |
9166d0f6 AB |
1704 | .matches = { |
1705 | DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), | |
1706 | DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Xi 3650"), | |
1707 | }, | |
1708 | .callback = atkbd_setup_forced_release, | |
1709 | .driver_data = atkbd_amilo_xi3650_forced_release_keys, | |
1710 | }, | |
032e46cb | 1711 | { |
032e46cb JY |
1712 | .matches = { |
1713 | DMI_MATCH(DMI_SYS_VENDOR, "Soltech Corporation"), | |
1714 | DMI_MATCH(DMI_PRODUCT_NAME, "TA12"), | |
1715 | }, | |
1716 | .callback = atkbd_setup_forced_release, | |
1717 | .driver_data = atkdb_soltech_ta12_forced_release_keys, | |
1718 | }, | |
e5713069 | 1719 | { |
c45fc81e | 1720 | /* OQO Model 01+ */ |
e5713069 JL |
1721 | .matches = { |
1722 | DMI_MATCH(DMI_SYS_VENDOR, "OQO"), | |
1723 | DMI_MATCH(DMI_PRODUCT_NAME, "ZEPTO"), | |
1724 | }, | |
1725 | .callback = atkbd_setup_scancode_fixup, | |
1726 | .driver_data = atkbd_oqo_01plus_scancode_fixup, | |
1727 | }, | |
554101e3 GN |
1728 | { } |
1729 | }; | |
1da177e4 LT |
1730 | |
1731 | static int __init atkbd_init(void) | |
1732 | { | |
554101e3 GN |
1733 | dmi_check_system(atkbd_dmi_quirk_table); |
1734 | ||
153a9df0 | 1735 | return serio_register_driver(&atkbd_drv); |
1da177e4 LT |
1736 | } |
1737 | ||
1738 | static void __exit atkbd_exit(void) | |
1739 | { | |
1740 | serio_unregister_driver(&atkbd_drv); | |
1741 | } | |
1742 | ||
1743 | module_init(atkbd_init); | |
1744 | module_exit(atkbd_exit); |