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Commit | Line | Data |
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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 | ||
1da177e4 LT |
66 | /* |
67 | * Scancode to keycode tables. These are just the default setting, and | |
0211a9c8 | 68 | * are loadable via a userland utility. |
1da177e4 LT |
69 | */ |
70 | ||
1ba36e11 DT |
71 | #define ATKBD_KEYMAP_SIZE 512 |
72 | ||
73 | static const unsigned short atkbd_set2_keycode[ATKBD_KEYMAP_SIZE] = { | |
1da177e4 LT |
74 | |
75 | #ifdef CONFIG_KEYBOARD_ATKBD_HP_KEYCODES | |
76 | ||
77 | /* XXX: need a more general approach */ | |
78 | ||
79 | #include "hpps2atkbd.h" /* include the keyboard scancodes */ | |
80 | ||
81 | #else | |
82 | 0, 67, 65, 63, 61, 59, 60, 88, 0, 68, 66, 64, 62, 15, 41,117, | |
83 | 0, 56, 42, 93, 29, 16, 2, 0, 0, 0, 44, 31, 30, 17, 3, 0, | |
84 | 0, 46, 45, 32, 18, 5, 4, 95, 0, 57, 47, 33, 20, 19, 6,183, | |
85 | 0, 49, 48, 35, 34, 21, 7,184, 0, 0, 50, 36, 22, 8, 9,185, | |
86 | 0, 51, 37, 23, 24, 11, 10, 0, 0, 52, 53, 38, 39, 25, 12, 0, | |
87 | 0, 89, 40, 0, 26, 13, 0, 0, 58, 54, 28, 27, 0, 43, 0, 85, | |
88 | 0, 86, 91, 90, 92, 0, 14, 94, 0, 79,124, 75, 71,121, 0, 0, | |
89 | 82, 83, 80, 76, 77, 72, 1, 69, 87, 78, 81, 74, 55, 73, 70, 99, | |
90 | ||
91 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
92 | 217,100,255, 0, 97,165, 0, 0,156, 0, 0, 0, 0, 0, 0,125, | |
93 | 173,114, 0,113, 0, 0, 0,126,128, 0, 0,140, 0, 0, 0,127, | |
72a42f24 | 94 | 159, 0,115, 0,164, 0, 0,116,158, 0,172,166, 0, 0, 0,142, |
1da177e4 LT |
95 | 157, 0, 0, 0, 0, 0, 0, 0,155, 0, 98, 0, 0,163, 0, 0, |
96 | 226, 0, 0, 0, 0, 0, 0, 0, 0,255, 96, 0, 0, 0,143, 0, | |
97 | 0, 0, 0, 0, 0, 0, 0, 0, 0,107, 0,105,102, 0, 0,112, | |
98 | 110,111,108,112,106,103, 0,119, 0,118,109, 0, 99,104,119, 0, | |
99 | ||
100 | 0, 0, 0, 65, 99, | |
101 | #endif | |
102 | }; | |
103 | ||
1ba36e11 | 104 | static const unsigned short atkbd_set3_keycode[ATKBD_KEYMAP_SIZE] = { |
1da177e4 LT |
105 | |
106 | 0, 0, 0, 0, 0, 0, 0, 59, 1,138,128,129,130, 15, 41, 60, | |
107 | 131, 29, 42, 86, 58, 16, 2, 61,133, 56, 44, 31, 30, 17, 3, 62, | |
108 | 134, 46, 45, 32, 18, 5, 4, 63,135, 57, 47, 33, 20, 19, 6, 64, | |
109 | 136, 49, 48, 35, 34, 21, 7, 65,137,100, 50, 36, 22, 8, 9, 66, | |
110 | 125, 51, 37, 23, 24, 11, 10, 67,126, 52, 53, 38, 39, 25, 12, 68, | |
111 | 113,114, 40, 43, 26, 13, 87, 99, 97, 54, 28, 27, 43, 43, 88, 70, | |
112 | 108,105,119,103,111,107, 14,110, 0, 79,106, 75, 71,109,102,104, | |
113 | 82, 83, 80, 76, 77, 72, 69, 98, 0, 96, 81, 0, 78, 73, 55,183, | |
114 | ||
115 | 184,185,186,187, 74, 94, 92, 93, 0, 0, 0,125,126,127,112, 0, | |
72a42f24 | 116 | 0,139,172,163,165,115,152,172,166,140,160,154,113,114,167,168, |
1da177e4 LT |
117 | 148,149,147,140 |
118 | }; | |
119 | ||
f6d65610 | 120 | static const unsigned short atkbd_unxlate_table[128] = { |
1da177e4 LT |
121 | 0,118, 22, 30, 38, 37, 46, 54, 61, 62, 70, 69, 78, 85,102, 13, |
122 | 21, 29, 36, 45, 44, 53, 60, 67, 68, 77, 84, 91, 90, 20, 28, 27, | |
123 | 35, 43, 52, 51, 59, 66, 75, 76, 82, 14, 18, 93, 26, 34, 33, 42, | |
124 | 50, 49, 58, 65, 73, 74, 89,124, 17, 41, 88, 5, 6, 4, 12, 3, | |
125 | 11, 2, 10, 1, 9,119,126,108,117,125,123,107,115,116,121,105, | |
126 | 114,122,112,113,127, 96, 97,120, 7, 15, 23, 31, 39, 47, 55, 63, | |
127 | 71, 79, 86, 94, 8, 16, 24, 32, 40, 48, 56, 64, 72, 80, 87,111, | |
128 | 19, 25, 57, 81, 83, 92, 95, 98, 99,100,101,103,104,106,109,110 | |
129 | }; | |
130 | ||
131 | #define ATKBD_CMD_SETLEDS 0x10ed | |
132 | #define ATKBD_CMD_GSCANSET 0x11f0 | |
133 | #define ATKBD_CMD_SSCANSET 0x10f0 | |
134 | #define ATKBD_CMD_GETID 0x02f2 | |
135 | #define ATKBD_CMD_SETREP 0x10f3 | |
136 | #define ATKBD_CMD_ENABLE 0x00f4 | |
4a299bf5 DT |
137 | #define ATKBD_CMD_RESET_DIS 0x00f5 /* Reset to defaults and disable */ |
138 | #define ATKBD_CMD_RESET_DEF 0x00f6 /* Reset to defaults */ | |
1da177e4 LT |
139 | #define ATKBD_CMD_SETALL_MBR 0x00fa |
140 | #define ATKBD_CMD_RESET_BAT 0x02ff | |
141 | #define ATKBD_CMD_RESEND 0x00fe | |
142 | #define ATKBD_CMD_EX_ENABLE 0x10ea | |
143 | #define ATKBD_CMD_EX_SETLEDS 0x20eb | |
144 | #define ATKBD_CMD_OK_GETID 0x02e8 | |
145 | ||
146 | #define ATKBD_RET_ACK 0xfa | |
147 | #define ATKBD_RET_NAK 0xfe | |
148 | #define ATKBD_RET_BAT 0xaa | |
149 | #define ATKBD_RET_EMUL0 0xe0 | |
150 | #define ATKBD_RET_EMUL1 0xe1 | |
151 | #define ATKBD_RET_RELEASE 0xf0 | |
0ae051a1 DT |
152 | #define ATKBD_RET_HANJA 0xf1 |
153 | #define ATKBD_RET_HANGEUL 0xf2 | |
1da177e4 LT |
154 | #define ATKBD_RET_ERR 0xff |
155 | ||
4b70858b | 156 | #define ATKBD_KEY_UNKNOWN 0 |
1da177e4 LT |
157 | #define ATKBD_KEY_NULL 255 |
158 | ||
4b70858b DT |
159 | #define ATKBD_SCR_1 0xfffe |
160 | #define ATKBD_SCR_2 0xfffd | |
161 | #define ATKBD_SCR_4 0xfffc | |
162 | #define ATKBD_SCR_8 0xfffb | |
163 | #define ATKBD_SCR_CLICK 0xfffa | |
164 | #define ATKBD_SCR_LEFT 0xfff9 | |
165 | #define ATKBD_SCR_RIGHT 0xfff8 | |
1da177e4 | 166 | |
f6d65610 | 167 | #define ATKBD_SPECIAL ATKBD_SCR_RIGHT |
1da177e4 | 168 | |
0d4c8597 DT |
169 | #define ATKBD_LED_EVENT_BIT 0 |
170 | #define ATKBD_REP_EVENT_BIT 1 | |
171 | ||
0ae051a1 DT |
172 | #define ATKBD_XL_ERR 0x01 |
173 | #define ATKBD_XL_BAT 0x02 | |
174 | #define ATKBD_XL_ACK 0x04 | |
175 | #define ATKBD_XL_NAK 0x08 | |
176 | #define ATKBD_XL_HANGEUL 0x10 | |
177 | #define ATKBD_XL_HANJA 0x20 | |
178 | ||
f6d65610 | 179 | static const struct { |
4b70858b | 180 | unsigned short keycode; |
1da177e4 LT |
181 | unsigned char set2; |
182 | } atkbd_scroll_keys[] = { | |
183 | { ATKBD_SCR_1, 0xc5 }, | |
5212dd58 VP |
184 | { ATKBD_SCR_2, 0x9d }, |
185 | { ATKBD_SCR_4, 0xa4 }, | |
186 | { ATKBD_SCR_8, 0x9b }, | |
1da177e4 LT |
187 | { ATKBD_SCR_CLICK, 0xe0 }, |
188 | { ATKBD_SCR_LEFT, 0xcb }, | |
189 | { ATKBD_SCR_RIGHT, 0xd2 }, | |
190 | }; | |
191 | ||
192 | /* | |
193 | * The atkbd control structure | |
194 | */ | |
195 | ||
196 | struct atkbd { | |
197 | ||
3c42f0c3 DT |
198 | struct ps2dev ps2dev; |
199 | struct input_dev *dev; | |
1da177e4 LT |
200 | |
201 | /* Written only during init */ | |
202 | char name[64]; | |
203 | char phys[32]; | |
1da177e4 LT |
204 | |
205 | unsigned short id; | |
1ba36e11 DT |
206 | unsigned short keycode[ATKBD_KEYMAP_SIZE]; |
207 | DECLARE_BITMAP(force_release_mask, ATKBD_KEYMAP_SIZE); | |
1da177e4 | 208 | unsigned char set; |
a9a1f9c3 DT |
209 | bool translated; |
210 | bool extra; | |
211 | bool write; | |
212 | bool softrepeat; | |
213 | bool softraw; | |
214 | bool scroll; | |
215 | bool enabled; | |
1da177e4 LT |
216 | |
217 | /* Accessed only from interrupt */ | |
218 | unsigned char emul; | |
a9a1f9c3 DT |
219 | bool resend; |
220 | bool release; | |
0ae051a1 | 221 | unsigned long xl_bit; |
1da177e4 LT |
222 | unsigned int last; |
223 | unsigned long time; | |
86255d9d | 224 | unsigned long err_count; |
0d4c8597 | 225 | |
da4249c9 DT |
226 | struct delayed_work event_work; |
227 | unsigned long event_jiffies; | |
0d4c8597 | 228 | unsigned long event_mask; |
59b01513 EB |
229 | |
230 | /* Serializes reconnect(), attr->set() and event work */ | |
231 | struct mutex mutex; | |
1da177e4 LT |
232 | }; |
233 | ||
554101e3 | 234 | /* |
36726dd9 | 235 | * System-specific keymap fixup routine |
554101e3 | 236 | */ |
39191698 DM |
237 | static void (*atkbd_platform_fixup)(struct atkbd *, const void *data); |
238 | static void *atkbd_platform_fixup_data; | |
e5713069 | 239 | static unsigned int (*atkbd_platform_scancode_fixup)(struct atkbd *, unsigned int); |
554101e3 | 240 | |
1da177e4 LT |
241 | static ssize_t atkbd_attr_show_helper(struct device *dev, char *buf, |
242 | ssize_t (*handler)(struct atkbd *, char *)); | |
243 | static ssize_t atkbd_attr_set_helper(struct device *dev, const char *buf, size_t count, | |
244 | ssize_t (*handler)(struct atkbd *, const char *, size_t)); | |
245 | #define ATKBD_DEFINE_ATTR(_name) \ | |
246 | static ssize_t atkbd_show_##_name(struct atkbd *, char *); \ | |
247 | static ssize_t atkbd_set_##_name(struct atkbd *, const char *, size_t); \ | |
86255d9d DT |
248 | static ssize_t atkbd_do_show_##_name(struct device *d, \ |
249 | struct device_attribute *attr, char *b) \ | |
1da177e4 LT |
250 | { \ |
251 | return atkbd_attr_show_helper(d, b, atkbd_show_##_name); \ | |
252 | } \ | |
86255d9d DT |
253 | static ssize_t atkbd_do_set_##_name(struct device *d, \ |
254 | struct device_attribute *attr, const char *b, size_t s) \ | |
1da177e4 LT |
255 | { \ |
256 | return atkbd_attr_set_helper(d, b, s, atkbd_set_##_name); \ | |
257 | } \ | |
d083e906 | 258 | static struct device_attribute atkbd_attr_##_name = \ |
1da177e4 LT |
259 | __ATTR(_name, S_IWUSR | S_IRUGO, atkbd_do_show_##_name, atkbd_do_set_##_name); |
260 | ||
261 | ATKBD_DEFINE_ATTR(extra); | |
1ba36e11 | 262 | ATKBD_DEFINE_ATTR(force_release); |
1da177e4 LT |
263 | ATKBD_DEFINE_ATTR(scroll); |
264 | ATKBD_DEFINE_ATTR(set); | |
265 | ATKBD_DEFINE_ATTR(softrepeat); | |
266 | ATKBD_DEFINE_ATTR(softraw); | |
267 | ||
86255d9d DT |
268 | #define ATKBD_DEFINE_RO_ATTR(_name) \ |
269 | static ssize_t atkbd_show_##_name(struct atkbd *, char *); \ | |
270 | static ssize_t atkbd_do_show_##_name(struct device *d, \ | |
271 | struct device_attribute *attr, char *b) \ | |
272 | { \ | |
273 | return atkbd_attr_show_helper(d, b, atkbd_show_##_name); \ | |
274 | } \ | |
275 | static struct device_attribute atkbd_attr_##_name = \ | |
276 | __ATTR(_name, S_IRUGO, atkbd_do_show_##_name, NULL); | |
277 | ||
278 | ATKBD_DEFINE_RO_ATTR(err_count); | |
279 | ||
280 | static struct attribute *atkbd_attributes[] = { | |
281 | &atkbd_attr_extra.attr, | |
1ba36e11 | 282 | &atkbd_attr_force_release.attr, |
86255d9d DT |
283 | &atkbd_attr_scroll.attr, |
284 | &atkbd_attr_set.attr, | |
285 | &atkbd_attr_softrepeat.attr, | |
286 | &atkbd_attr_softraw.attr, | |
287 | &atkbd_attr_err_count.attr, | |
288 | NULL | |
289 | }; | |
290 | ||
291 | static struct attribute_group atkbd_attribute_group = { | |
292 | .attrs = atkbd_attributes, | |
293 | }; | |
294 | ||
0ae051a1 DT |
295 | static const unsigned int xl_table[] = { |
296 | ATKBD_RET_BAT, ATKBD_RET_ERR, ATKBD_RET_ACK, | |
297 | ATKBD_RET_NAK, ATKBD_RET_HANJA, ATKBD_RET_HANGEUL, | |
298 | }; | |
1da177e4 | 299 | |
0ae051a1 DT |
300 | /* |
301 | * Checks if we should mangle the scancode to extract 'release' bit | |
302 | * in translated mode. | |
303 | */ | |
a9a1f9c3 | 304 | static bool atkbd_need_xlate(unsigned long xl_bit, unsigned char code) |
1da177e4 | 305 | { |
0ae051a1 DT |
306 | int i; |
307 | ||
308 | if (code == ATKBD_RET_EMUL0 || code == ATKBD_RET_EMUL1) | |
a9a1f9c3 | 309 | return false; |
0ae051a1 DT |
310 | |
311 | for (i = 0; i < ARRAY_SIZE(xl_table); i++) | |
312 | if (code == xl_table[i]) | |
313 | return test_bit(i, &xl_bit); | |
314 | ||
a9a1f9c3 | 315 | return true; |
0ae051a1 DT |
316 | } |
317 | ||
318 | /* | |
319 | * Calculates new value of xl_bit so the driver can distinguish | |
320 | * between make/break pair of scancodes for select keys and PS/2 | |
321 | * protocol responses. | |
322 | */ | |
323 | static void atkbd_calculate_xl_bit(struct atkbd *atkbd, unsigned char code) | |
324 | { | |
325 | int i; | |
326 | ||
327 | for (i = 0; i < ARRAY_SIZE(xl_table); i++) { | |
328 | if (!((code ^ xl_table[i]) & 0x7f)) { | |
329 | if (code & 0x80) | |
330 | __clear_bit(i, &atkbd->xl_bit); | |
331 | else | |
332 | __set_bit(i, &atkbd->xl_bit); | |
333 | break; | |
334 | } | |
335 | } | |
336 | } | |
337 | ||
338 | /* | |
339 | * Encode the scancode, 0xe0 prefix, and high bit into a single integer, | |
340 | * keeping kernel 2.4 compatibility for set 2 | |
341 | */ | |
342 | static unsigned int atkbd_compat_scancode(struct atkbd *atkbd, unsigned int code) | |
343 | { | |
344 | if (atkbd->set == 3) { | |
345 | if (atkbd->emul == 1) | |
346 | code |= 0x100; | |
347 | } else { | |
348 | code = (code & 0x7f) | ((code & 0x80) << 1); | |
349 | if (atkbd->emul == 1) | |
350 | code |= 0x80; | |
351 | } | |
352 | ||
353 | return code; | |
1da177e4 LT |
354 | } |
355 | ||
356 | /* | |
357 | * atkbd_interrupt(). Here takes place processing of data received from | |
358 | * the keyboard into events. | |
359 | */ | |
360 | ||
361 | static irqreturn_t atkbd_interrupt(struct serio *serio, unsigned char data, | |
a9a1f9c3 | 362 | unsigned int flags) |
1da177e4 LT |
363 | { |
364 | struct atkbd *atkbd = serio_get_drvdata(serio); | |
0ae051a1 | 365 | struct input_dev *dev = atkbd->dev; |
1da177e4 | 366 | unsigned int code = data; |
554101e3 | 367 | int scroll = 0, hscroll = 0, click = -1; |
1da177e4 | 368 | int value; |
f6d65610 | 369 | unsigned short keycode; |
1da177e4 | 370 | |
a9a1f9c3 | 371 | dev_dbg(&serio->dev, "Received %02x flags %02x\n", data, flags); |
1da177e4 LT |
372 | |
373 | #if !defined(__i386__) && !defined (__x86_64__) | |
374 | if ((flags & (SERIO_FRAME | SERIO_PARITY)) && (~flags & SERIO_TIMEOUT) && !atkbd->resend && atkbd->write) { | |
a9a1f9c3 | 375 | dev_warn(&serio->dev, "Frame/parity error: %02x\n", flags); |
1da177e4 | 376 | serio_write(serio, ATKBD_CMD_RESEND); |
a9a1f9c3 | 377 | atkbd->resend = true; |
1da177e4 LT |
378 | goto out; |
379 | } | |
380 | ||
381 | if (!flags && data == ATKBD_RET_ACK) | |
a9a1f9c3 | 382 | atkbd->resend = false; |
1da177e4 LT |
383 | #endif |
384 | ||
385 | if (unlikely(atkbd->ps2dev.flags & PS2_FLAG_ACK)) | |
386 | if (ps2_handle_ack(&atkbd->ps2dev, data)) | |
387 | goto out; | |
388 | ||
389 | if (unlikely(atkbd->ps2dev.flags & PS2_FLAG_CMD)) | |
390 | if (ps2_handle_response(&atkbd->ps2dev, data)) | |
391 | goto out; | |
392 | ||
393 | if (!atkbd->enabled) | |
394 | goto out; | |
395 | ||
0ae051a1 | 396 | input_event(dev, EV_MSC, MSC_RAW, code); |
1da177e4 | 397 | |
e5713069 JL |
398 | if (atkbd_platform_scancode_fixup) |
399 | code = atkbd_platform_scancode_fixup(atkbd, code); | |
400 | ||
1da177e4 LT |
401 | if (atkbd->translated) { |
402 | ||
0ae051a1 | 403 | if (atkbd->emul || atkbd_need_xlate(atkbd->xl_bit, code)) { |
1da177e4 LT |
404 | atkbd->release = code >> 7; |
405 | code &= 0x7f; | |
406 | } | |
407 | ||
0ae051a1 DT |
408 | if (!atkbd->emul) |
409 | atkbd_calculate_xl_bit(atkbd, data); | |
1da177e4 LT |
410 | } |
411 | ||
412 | switch (code) { | |
a9a1f9c3 DT |
413 | case ATKBD_RET_BAT: |
414 | atkbd->enabled = false; | |
415 | serio_reconnect(atkbd->ps2dev.serio); | |
416 | goto out; | |
417 | case ATKBD_RET_EMUL0: | |
418 | atkbd->emul = 1; | |
419 | goto out; | |
420 | case ATKBD_RET_EMUL1: | |
421 | atkbd->emul = 2; | |
422 | goto out; | |
423 | case ATKBD_RET_RELEASE: | |
424 | atkbd->release = true; | |
425 | goto out; | |
426 | case ATKBD_RET_ACK: | |
427 | case ATKBD_RET_NAK: | |
428 | if (printk_ratelimit()) | |
429 | dev_warn(&serio->dev, | |
430 | "Spurious %s on %s. " | |
431 | "Some program might be trying access hardware directly.\n", | |
432 | data == ATKBD_RET_ACK ? "ACK" : "NAK", serio->phys); | |
433 | goto out; | |
434 | case ATKBD_RET_ERR: | |
435 | atkbd->err_count++; | |
436 | dev_dbg(&serio->dev, "Keyboard on %s reports too many keys pressed.\n", | |
437 | serio->phys); | |
438 | goto out; | |
1da177e4 LT |
439 | } |
440 | ||
0ae051a1 DT |
441 | code = atkbd_compat_scancode(atkbd, code); |
442 | ||
443 | if (atkbd->emul && --atkbd->emul) | |
444 | goto out; | |
445 | ||
446 | keycode = atkbd->keycode[code]; | |
1da177e4 | 447 | |
0ae051a1 DT |
448 | if (keycode != ATKBD_KEY_NULL) |
449 | input_event(dev, EV_MSC, MSC_SCAN, code); | |
1da177e4 | 450 | |
0ae051a1 | 451 | switch (keycode) { |
a9a1f9c3 DT |
452 | case ATKBD_KEY_NULL: |
453 | break; | |
454 | case ATKBD_KEY_UNKNOWN: | |
455 | dev_warn(&serio->dev, | |
456 | "Unknown key %s (%s set %d, code %#x on %s).\n", | |
457 | atkbd->release ? "released" : "pressed", | |
458 | atkbd->translated ? "translated" : "raw", | |
459 | atkbd->set, code, serio->phys); | |
460 | dev_warn(&serio->dev, | |
461 | "Use 'setkeycodes %s%02x <keycode>' to make it known.\n", | |
462 | code & 0x80 ? "e0" : "", code & 0x7f); | |
463 | input_sync(dev); | |
464 | break; | |
465 | case ATKBD_SCR_1: | |
466 | scroll = 1; | |
467 | break; | |
468 | case ATKBD_SCR_2: | |
469 | scroll = 2; | |
470 | break; | |
471 | case ATKBD_SCR_4: | |
472 | scroll = 4; | |
473 | break; | |
474 | case ATKBD_SCR_8: | |
475 | scroll = 8; | |
476 | break; | |
477 | case ATKBD_SCR_CLICK: | |
478 | click = !atkbd->release; | |
479 | break; | |
480 | case ATKBD_SCR_LEFT: | |
481 | hscroll = -1; | |
482 | break; | |
483 | case ATKBD_SCR_RIGHT: | |
484 | hscroll = 1; | |
485 | break; | |
486 | default: | |
487 | if (atkbd->release) { | |
488 | value = 0; | |
489 | atkbd->last = 0; | |
490 | } else if (!atkbd->softrepeat && test_bit(keycode, dev->key)) { | |
491 | /* Workaround Toshiba laptop multiple keypress */ | |
492 | value = time_before(jiffies, atkbd->time) && atkbd->last == code ? 1 : 2; | |
493 | } else { | |
494 | value = 1; | |
495 | atkbd->last = code; | |
496 | atkbd->time = jiffies + msecs_to_jiffies(dev->rep[REP_DELAY]) / 2; | |
497 | } | |
498 | ||
499 | input_event(dev, EV_KEY, keycode, value); | |
500 | input_sync(dev); | |
0ae051a1 | 501 | |
a9a1f9c3 DT |
502 | if (value && test_bit(code, atkbd->force_release_mask)) { |
503 | input_report_key(dev, keycode, 0); | |
504 | input_sync(dev); | |
505 | } | |
1da177e4 LT |
506 | } |
507 | ||
508 | if (atkbd->scroll) { | |
1da177e4 | 509 | if (click != -1) |
0ae051a1 | 510 | input_report_key(dev, BTN_MIDDLE, click); |
a9a1f9c3 DT |
511 | input_report_rel(dev, REL_WHEEL, |
512 | atkbd->release ? -scroll : scroll); | |
0ae051a1 DT |
513 | input_report_rel(dev, REL_HWHEEL, hscroll); |
514 | input_sync(dev); | |
1da177e4 LT |
515 | } |
516 | ||
a9a1f9c3 | 517 | atkbd->release = false; |
1da177e4 LT |
518 | out: |
519 | return IRQ_HANDLED; | |
520 | } | |
521 | ||
3d0f0fa0 | 522 | static int atkbd_set_repeat_rate(struct atkbd *atkbd) |
1da177e4 | 523 | { |
1da177e4 LT |
524 | const short period[32] = |
525 | { 33, 37, 42, 46, 50, 54, 58, 63, 67, 75, 83, 92, 100, 109, 116, 125, | |
526 | 133, 149, 167, 182, 200, 217, 232, 250, 270, 303, 333, 370, 400, 435, 470, 500 }; | |
527 | const short delay[4] = | |
528 | { 250, 500, 750, 1000 }; | |
0d4c8597 | 529 | |
3d0f0fa0 DT |
530 | struct input_dev *dev = atkbd->dev; |
531 | unsigned char param; | |
532 | int i = 0, j = 0; | |
533 | ||
534 | while (i < ARRAY_SIZE(period) - 1 && period[i] < dev->rep[REP_PERIOD]) | |
535 | i++; | |
536 | dev->rep[REP_PERIOD] = period[i]; | |
537 | ||
8ea371fb | 538 | while (j < ARRAY_SIZE(delay) - 1 && delay[j] < dev->rep[REP_DELAY]) |
3d0f0fa0 DT |
539 | j++; |
540 | dev->rep[REP_DELAY] = delay[j]; | |
541 | ||
542 | param = i | (j << 5); | |
543 | return ps2_command(&atkbd->ps2dev, ¶m, ATKBD_CMD_SETREP); | |
544 | } | |
545 | ||
546 | static int atkbd_set_leds(struct atkbd *atkbd) | |
547 | { | |
0d4c8597 | 548 | struct input_dev *dev = atkbd->dev; |
1da177e4 | 549 | unsigned char param[2]; |
1da177e4 | 550 | |
3d0f0fa0 DT |
551 | param[0] = (test_bit(LED_SCROLLL, dev->led) ? 1 : 0) |
552 | | (test_bit(LED_NUML, dev->led) ? 2 : 0) | |
553 | | (test_bit(LED_CAPSL, dev->led) ? 4 : 0); | |
554 | if (ps2_command(&atkbd->ps2dev, param, ATKBD_CMD_SETLEDS)) | |
555 | return -1; | |
0d4c8597 | 556 | |
3d0f0fa0 DT |
557 | if (atkbd->extra) { |
558 | param[0] = 0; | |
559 | param[1] = (test_bit(LED_COMPOSE, dev->led) ? 0x01 : 0) | |
560 | | (test_bit(LED_SLEEP, dev->led) ? 0x02 : 0) | |
561 | | (test_bit(LED_SUSPEND, dev->led) ? 0x04 : 0) | |
562 | | (test_bit(LED_MISC, dev->led) ? 0x10 : 0) | |
563 | | (test_bit(LED_MUTE, dev->led) ? 0x20 : 0); | |
564 | if (ps2_command(&atkbd->ps2dev, param, ATKBD_CMD_EX_SETLEDS)) | |
565 | return -1; | |
0d4c8597 DT |
566 | } |
567 | ||
3d0f0fa0 DT |
568 | return 0; |
569 | } | |
570 | ||
571 | /* | |
572 | * atkbd_event_work() is used to complete processing of events that | |
573 | * can not be processed by input_event() which is often called from | |
574 | * interrupt context. | |
575 | */ | |
576 | ||
65f27f38 | 577 | static void atkbd_event_work(struct work_struct *work) |
3d0f0fa0 | 578 | { |
da4249c9 | 579 | struct atkbd *atkbd = container_of(work, struct atkbd, event_work.work); |
3d0f0fa0 | 580 | |
59b01513 | 581 | mutex_lock(&atkbd->mutex); |
3d0f0fa0 | 582 | |
94dfb0d6 DT |
583 | if (!atkbd->enabled) { |
584 | /* | |
585 | * Serio ports are resumed asynchronously so while driver core | |
586 | * thinks that device is already fully operational in reality | |
587 | * it may not be ready yet. In this case we need to keep | |
588 | * rescheduling till reconnect completes. | |
589 | */ | |
590 | schedule_delayed_work(&atkbd->event_work, | |
591 | msecs_to_jiffies(100)); | |
592 | } else { | |
593 | if (test_and_clear_bit(ATKBD_LED_EVENT_BIT, &atkbd->event_mask)) | |
594 | atkbd_set_leds(atkbd); | |
595 | ||
596 | if (test_and_clear_bit(ATKBD_REP_EVENT_BIT, &atkbd->event_mask)) | |
597 | atkbd_set_repeat_rate(atkbd); | |
598 | } | |
0d4c8597 | 599 | |
59b01513 | 600 | mutex_unlock(&atkbd->mutex); |
0d4c8597 DT |
601 | } |
602 | ||
da4249c9 DT |
603 | /* |
604 | * Schedule switch for execution. We need to throttle requests, | |
605 | * otherwise keyboard may become unresponsive. | |
606 | */ | |
607 | static void atkbd_schedule_event_work(struct atkbd *atkbd, int event_bit) | |
608 | { | |
609 | unsigned long delay = msecs_to_jiffies(50); | |
610 | ||
611 | if (time_after(jiffies, atkbd->event_jiffies + delay)) | |
612 | delay = 0; | |
613 | ||
614 | atkbd->event_jiffies = jiffies; | |
615 | set_bit(event_bit, &atkbd->event_mask); | |
59b01513 | 616 | mb(); |
da4249c9 DT |
617 | schedule_delayed_work(&atkbd->event_work, delay); |
618 | } | |
619 | ||
0d4c8597 DT |
620 | /* |
621 | * Event callback from the input module. Events that change the state of | |
622 | * the hardware are processed here. If action can not be performed in | |
623 | * interrupt context it is offloaded to atkbd_event_work. | |
624 | */ | |
625 | ||
da4249c9 DT |
626 | static int atkbd_event(struct input_dev *dev, |
627 | unsigned int type, unsigned int code, int value) | |
0d4c8597 | 628 | { |
b356872f | 629 | struct atkbd *atkbd = input_get_drvdata(dev); |
0d4c8597 | 630 | |
1da177e4 LT |
631 | if (!atkbd->write) |
632 | return -1; | |
633 | ||
634 | switch (type) { | |
635 | ||
a9a1f9c3 DT |
636 | case EV_LED: |
637 | atkbd_schedule_event_work(atkbd, ATKBD_LED_EVENT_BIT); | |
638 | return 0; | |
1da177e4 | 639 | |
a9a1f9c3 DT |
640 | case EV_REP: |
641 | if (!atkbd->softrepeat) | |
642 | atkbd_schedule_event_work(atkbd, ATKBD_REP_EVENT_BIT); | |
643 | return 0; | |
1da177e4 | 644 | |
a9a1f9c3 DT |
645 | default: |
646 | return -1; | |
647 | } | |
1da177e4 LT |
648 | } |
649 | ||
650 | /* | |
651 | * atkbd_enable() signals that interrupt handler is allowed to | |
652 | * generate input events. | |
653 | */ | |
654 | ||
655 | static inline void atkbd_enable(struct atkbd *atkbd) | |
656 | { | |
657 | serio_pause_rx(atkbd->ps2dev.serio); | |
a9a1f9c3 | 658 | atkbd->enabled = true; |
1da177e4 LT |
659 | serio_continue_rx(atkbd->ps2dev.serio); |
660 | } | |
661 | ||
662 | /* | |
663 | * atkbd_disable() tells input handler that all incoming data except | |
664 | * for ACKs and command response should be dropped. | |
665 | */ | |
666 | ||
667 | static inline void atkbd_disable(struct atkbd *atkbd) | |
668 | { | |
669 | serio_pause_rx(atkbd->ps2dev.serio); | |
a9a1f9c3 | 670 | atkbd->enabled = false; |
1da177e4 LT |
671 | serio_continue_rx(atkbd->ps2dev.serio); |
672 | } | |
673 | ||
674 | /* | |
675 | * atkbd_probe() probes for an AT keyboard on a serio port. | |
676 | */ | |
677 | ||
678 | static int atkbd_probe(struct atkbd *atkbd) | |
679 | { | |
680 | struct ps2dev *ps2dev = &atkbd->ps2dev; | |
681 | unsigned char param[2]; | |
682 | ||
683 | /* | |
684 | * Some systems, where the bit-twiddling when testing the io-lines of the | |
685 | * controller may confuse the keyboard need a full reset of the keyboard. On | |
686 | * these systems the BIOS also usually doesn't do it for us. | |
687 | */ | |
688 | ||
689 | if (atkbd_reset) | |
690 | if (ps2_command(ps2dev, NULL, ATKBD_CMD_RESET_BAT)) | |
a9a1f9c3 DT |
691 | dev_warn(&ps2dev->serio->dev, |
692 | "keyboard reset failed on %s\n", | |
693 | ps2dev->serio->phys); | |
1da177e4 LT |
694 | |
695 | /* | |
696 | * Then we check the keyboard ID. We should get 0xab83 under normal conditions. | |
697 | * Some keyboards report different values, but the first byte is always 0xab or | |
698 | * 0xac. Some old AT keyboards don't report anything. If a mouse is connected, this | |
699 | * should make sure we don't try to set the LEDs on it. | |
700 | */ | |
701 | ||
702 | param[0] = param[1] = 0xa5; /* initialize with invalid values */ | |
703 | if (ps2_command(ps2dev, param, ATKBD_CMD_GETID)) { | |
704 | ||
705 | /* | |
706 | * If the get ID command failed, we check if we can at least set the LEDs on | |
707 | * the keyboard. This should work on every keyboard out there. It also turns | |
708 | * the LEDs off, which we want anyway. | |
709 | */ | |
710 | param[0] = 0; | |
711 | if (ps2_command(ps2dev, param, ATKBD_CMD_SETLEDS)) | |
712 | return -1; | |
713 | atkbd->id = 0xabba; | |
714 | return 0; | |
715 | } | |
716 | ||
9807879b | 717 | if (!ps2_is_keyboard_id(param[0])) |
1da177e4 LT |
718 | return -1; |
719 | ||
720 | atkbd->id = (param[0] << 8) | param[1]; | |
721 | ||
722 | if (atkbd->id == 0xaca1 && atkbd->translated) { | |
a9a1f9c3 DT |
723 | dev_err(&ps2dev->serio->dev, |
724 | "NCD terminal keyboards are only supported on non-translating controlelrs. " | |
725 | "Use i8042.direct=1 to disable translation.\n"); | |
1da177e4 LT |
726 | return -1; |
727 | } | |
728 | ||
729 | return 0; | |
730 | } | |
731 | ||
732 | /* | |
733 | * atkbd_select_set checks if a keyboard has a working Set 3 support, and | |
734 | * sets it into that. Unfortunately there are keyboards that can be switched | |
735 | * to Set 3, but don't work well in that (BTC Multimedia ...) | |
736 | */ | |
737 | ||
738 | static int atkbd_select_set(struct atkbd *atkbd, int target_set, int allow_extra) | |
739 | { | |
740 | struct ps2dev *ps2dev = &atkbd->ps2dev; | |
741 | unsigned char param[2]; | |
742 | ||
a9a1f9c3 | 743 | atkbd->extra = false; |
1da177e4 LT |
744 | /* |
745 | * For known special keyboards we can go ahead and set the correct set. | |
746 | * We check for NCD PS/2 Sun, NorthGate OmniKey 101 and | |
747 | * IBM RapidAccess / IBM EzButton / Chicony KBP-8993 keyboards. | |
748 | */ | |
749 | ||
750 | if (atkbd->translated) | |
751 | return 2; | |
752 | ||
753 | if (atkbd->id == 0xaca1) { | |
754 | param[0] = 3; | |
755 | ps2_command(ps2dev, param, ATKBD_CMD_SSCANSET); | |
756 | return 3; | |
757 | } | |
758 | ||
759 | if (allow_extra) { | |
760 | param[0] = 0x71; | |
761 | if (!ps2_command(ps2dev, param, ATKBD_CMD_EX_ENABLE)) { | |
a9a1f9c3 | 762 | atkbd->extra = true; |
1da177e4 LT |
763 | return 2; |
764 | } | |
765 | } | |
766 | ||
767 | if (target_set != 3) | |
768 | return 2; | |
769 | ||
770 | if (!ps2_command(ps2dev, param, ATKBD_CMD_OK_GETID)) { | |
771 | atkbd->id = param[0] << 8 | param[1]; | |
772 | return 2; | |
773 | } | |
774 | ||
775 | param[0] = 3; | |
776 | if (ps2_command(ps2dev, param, ATKBD_CMD_SSCANSET)) | |
777 | return 2; | |
778 | ||
779 | param[0] = 0; | |
780 | if (ps2_command(ps2dev, param, ATKBD_CMD_GSCANSET)) | |
781 | return 2; | |
782 | ||
783 | if (param[0] != 3) { | |
784 | param[0] = 2; | |
785 | if (ps2_command(ps2dev, param, ATKBD_CMD_SSCANSET)) | |
786 | return 2; | |
787 | } | |
788 | ||
789 | ps2_command(ps2dev, param, ATKBD_CMD_SETALL_MBR); | |
790 | ||
791 | return 3; | |
792 | } | |
793 | ||
fc0eb28c DT |
794 | static int atkbd_reset_state(struct atkbd *atkbd) |
795 | { | |
796 | struct ps2dev *ps2dev = &atkbd->ps2dev; | |
797 | unsigned char param[1]; | |
798 | ||
799 | /* | |
800 | * Set the LEDs to a predefined state (all off). | |
801 | */ | |
802 | ||
803 | param[0] = 0; | |
804 | if (ps2_command(ps2dev, param, ATKBD_CMD_SETLEDS)) | |
805 | return -1; | |
806 | ||
807 | /* | |
808 | * Set autorepeat to fastest possible. | |
809 | */ | |
810 | ||
811 | param[0] = 0; | |
812 | if (ps2_command(ps2dev, param, ATKBD_CMD_SETREP)) | |
813 | return -1; | |
814 | ||
815 | return 0; | |
816 | } | |
817 | ||
1da177e4 LT |
818 | static int atkbd_activate(struct atkbd *atkbd) |
819 | { | |
820 | struct ps2dev *ps2dev = &atkbd->ps2dev; | |
1da177e4 LT |
821 | |
822 | /* | |
823 | * Enable the keyboard to receive keystrokes. | |
824 | */ | |
825 | ||
826 | if (ps2_command(ps2dev, NULL, ATKBD_CMD_ENABLE)) { | |
a9a1f9c3 DT |
827 | dev_err(&ps2dev->serio->dev, |
828 | "Failed to enable keyboard on %s\n", | |
1da177e4 LT |
829 | ps2dev->serio->phys); |
830 | return -1; | |
831 | } | |
832 | ||
833 | return 0; | |
834 | } | |
835 | ||
836 | /* | |
837 | * atkbd_cleanup() restores the keyboard state so that BIOS is happy after a | |
838 | * reboot. | |
839 | */ | |
840 | ||
841 | static void atkbd_cleanup(struct serio *serio) | |
842 | { | |
843 | struct atkbd *atkbd = serio_get_drvdata(serio); | |
57f5b159 DT |
844 | |
845 | atkbd_disable(atkbd); | |
4a299bf5 | 846 | ps2_command(&atkbd->ps2dev, NULL, ATKBD_CMD_RESET_DEF); |
1da177e4 LT |
847 | } |
848 | ||
849 | ||
850 | /* | |
851 | * atkbd_disconnect() closes and frees. | |
852 | */ | |
853 | ||
854 | static void atkbd_disconnect(struct serio *serio) | |
855 | { | |
856 | struct atkbd *atkbd = serio_get_drvdata(serio); | |
857 | ||
59b01513 EB |
858 | sysfs_remove_group(&serio->dev.kobj, &atkbd_attribute_group); |
859 | ||
1da177e4 LT |
860 | atkbd_disable(atkbd); |
861 | ||
0ef7a26a DT |
862 | input_unregister_device(atkbd->dev); |
863 | ||
864 | /* | |
865 | * Make sure we don't have a command in flight. | |
866 | * Note that since atkbd->enabled is false event work will keep | |
867 | * rescheduling itself until it gets canceled and will not try | |
868 | * accessing freed input device or serio port. | |
869 | */ | |
d6d79a78 | 870 | cancel_delayed_work_sync(&atkbd->event_work); |
1da177e4 | 871 | |
1da177e4 LT |
872 | serio_close(serio); |
873 | serio_set_drvdata(serio, NULL); | |
874 | kfree(atkbd); | |
875 | } | |
876 | ||
554101e3 | 877 | /* |
39191698 | 878 | * generate release events for the keycodes given in data |
554101e3 | 879 | */ |
39191698 DM |
880 | static void atkbd_apply_forced_release_keylist(struct atkbd* atkbd, |
881 | const void *data) | |
554101e3 | 882 | { |
39191698 DM |
883 | const unsigned int *keys = data; |
884 | unsigned int i; | |
554101e3 GN |
885 | |
886 | if (atkbd->set == 2) | |
39191698 DM |
887 | for (i = 0; keys[i] != -1U; i++) |
888 | __set_bit(keys[i], atkbd->force_release_mask); | |
554101e3 | 889 | } |
1da177e4 | 890 | |
39191698 DM |
891 | /* |
892 | * Most special keys (Fn+F?) on Dell laptops do not generate release | |
893 | * events so we have to do it ourselves. | |
894 | */ | |
895 | static unsigned int atkbd_dell_laptop_forced_release_keys[] = { | |
896 | 0x85, 0x86, 0x87, 0x88, 0x89, 0x8a, 0x8b, 0x8f, 0x93, -1U | |
897 | }; | |
898 | ||
5a54c011 JK |
899 | /* |
900 | * Perform fixup for HP system that doesn't generate release | |
901 | * for its video switch | |
902 | */ | |
39191698 DM |
903 | static unsigned int atkbd_hp_forced_release_keys[] = { |
904 | 0x94, -1U | |
905 | }; | |
5a54c011 | 906 | |
4200844b | 907 | /* |
e04126c7 | 908 | * Samsung NC10,NC20 with Fn+F? key release not working |
4200844b | 909 | */ |
39191698 DM |
910 | static unsigned int atkbd_samsung_forced_release_keys[] = { |
911 | 0x82, 0x83, 0x84, 0x86, 0x88, 0x89, 0xb3, 0xf7, 0xf9, -1U | |
912 | }; | |
4200844b | 913 | |
f0a14de2 SD |
914 | /* |
915 | * Amilo Pi 3525 key release for Fn+Volume keys not working | |
916 | */ | |
917 | static unsigned int atkbd_amilo_pi3525_forced_release_keys[] = { | |
918 | 0x20, 0xa0, 0x2e, 0xae, 0x30, 0xb0, -1U | |
919 | }; | |
920 | ||
9166d0f6 AB |
921 | /* |
922 | * Amilo Xi 3650 key release for light touch bar not working | |
923 | */ | |
924 | static unsigned int atkbd_amilo_xi3650_forced_release_keys[] = { | |
925 | 0x67, 0xed, 0x90, 0xa2, 0x99, 0xa4, 0xae, 0xb0, -1U | |
926 | }; | |
927 | ||
032e46cb JY |
928 | /* |
929 | * Soltech TA12 system with broken key release on volume keys and mute key | |
930 | */ | |
931 | static unsigned int atkdb_soltech_ta12_forced_release_keys[] = { | |
932 | 0xa0, 0xae, 0xb0, -1U | |
933 | }; | |
934 | ||
000c2a35 HRK |
935 | /* |
936 | * Many notebooks don't send key release event for volume up/down | |
937 | * keys, with key list below common among them | |
938 | */ | |
939 | static unsigned int atkbd_volume_forced_release_keys[] = { | |
940 | 0xae, 0xb0, -1U | |
941 | }; | |
942 | ||
e5713069 JL |
943 | /* |
944 | * OQO 01+ multimedia keys (64--66) generate e0 6x upon release whereas | |
945 | * they should be generating e4-e6 (0x80 | code). | |
946 | */ | |
947 | static unsigned int atkbd_oqo_01plus_scancode_fixup(struct atkbd *atkbd, | |
948 | unsigned int code) | |
949 | { | |
950 | if (atkbd->translated && atkbd->emul == 1 && | |
951 | (code == 0x64 || code == 0x65 || code == 0x66)) { | |
952 | atkbd->emul = 0; | |
953 | code |= 0x80; | |
954 | } | |
955 | ||
956 | return code; | |
957 | } | |
958 | ||
1da177e4 | 959 | /* |
3c42f0c3 | 960 | * atkbd_set_keycode_table() initializes keyboard's keycode table |
1da177e4 LT |
961 | * according to the selected scancode set |
962 | */ | |
963 | ||
964 | static void atkbd_set_keycode_table(struct atkbd *atkbd) | |
965 | { | |
554101e3 | 966 | unsigned int scancode; |
1da177e4 LT |
967 | int i, j; |
968 | ||
969 | memset(atkbd->keycode, 0, sizeof(atkbd->keycode)); | |
1ba36e11 | 970 | bitmap_zero(atkbd->force_release_mask, ATKBD_KEYMAP_SIZE); |
1da177e4 LT |
971 | |
972 | if (atkbd->translated) { | |
973 | for (i = 0; i < 128; i++) { | |
554101e3 GN |
974 | scancode = atkbd_unxlate_table[i]; |
975 | atkbd->keycode[i] = atkbd_set2_keycode[scancode]; | |
976 | atkbd->keycode[i | 0x80] = atkbd_set2_keycode[scancode | 0x80]; | |
1da177e4 LT |
977 | if (atkbd->scroll) |
978 | for (j = 0; j < ARRAY_SIZE(atkbd_scroll_keys); j++) | |
554101e3 | 979 | if ((scancode | 0x80) == atkbd_scroll_keys[j].set2) |
1da177e4 LT |
980 | atkbd->keycode[i | 0x80] = atkbd_scroll_keys[j].keycode; |
981 | } | |
982 | } else if (atkbd->set == 3) { | |
983 | memcpy(atkbd->keycode, atkbd_set3_keycode, sizeof(atkbd->keycode)); | |
984 | } else { | |
985 | memcpy(atkbd->keycode, atkbd_set2_keycode, sizeof(atkbd->keycode)); | |
986 | ||
987 | if (atkbd->scroll) | |
554101e3 GN |
988 | for (i = 0; i < ARRAY_SIZE(atkbd_scroll_keys); i++) { |
989 | scancode = atkbd_scroll_keys[i].set2; | |
990 | atkbd->keycode[scancode] = atkbd_scroll_keys[i].keycode; | |
991 | } | |
1da177e4 | 992 | } |
0ae051a1 | 993 | |
554101e3 GN |
994 | /* |
995 | * HANGEUL and HANJA keys do not send release events so we need to | |
996 | * generate such events ourselves | |
997 | */ | |
998 | scancode = atkbd_compat_scancode(atkbd, ATKBD_RET_HANGEUL); | |
999 | atkbd->keycode[scancode] = KEY_HANGEUL; | |
1000 | __set_bit(scancode, atkbd->force_release_mask); | |
1001 | ||
1002 | scancode = atkbd_compat_scancode(atkbd, ATKBD_RET_HANJA); | |
1003 | atkbd->keycode[scancode] = KEY_HANJA; | |
1004 | __set_bit(scancode, atkbd->force_release_mask); | |
1005 | ||
1006 | /* | |
1007 | * Perform additional fixups | |
1008 | */ | |
1009 | if (atkbd_platform_fixup) | |
39191698 | 1010 | atkbd_platform_fixup(atkbd, atkbd_platform_fixup_data); |
1da177e4 LT |
1011 | } |
1012 | ||
1013 | /* | |
1014 | * atkbd_set_device_attrs() sets up keyboard's input device structure | |
1015 | */ | |
1016 | ||
1017 | static void atkbd_set_device_attrs(struct atkbd *atkbd) | |
1018 | { | |
3c42f0c3 | 1019 | struct input_dev *input_dev = atkbd->dev; |
1da177e4 LT |
1020 | int i; |
1021 | ||
3c42f0c3 | 1022 | if (atkbd->extra) |
ea08c6fa DT |
1023 | snprintf(atkbd->name, sizeof(atkbd->name), |
1024 | "AT Set 2 Extra keyboard"); | |
3c42f0c3 | 1025 | else |
ea08c6fa DT |
1026 | snprintf(atkbd->name, sizeof(atkbd->name), |
1027 | "AT %s Set %d keyboard", | |
1028 | atkbd->translated ? "Translated" : "Raw", atkbd->set); | |
1da177e4 | 1029 | |
ea08c6fa DT |
1030 | snprintf(atkbd->phys, sizeof(atkbd->phys), |
1031 | "%s/input0", atkbd->ps2dev.serio->phys); | |
1da177e4 | 1032 | |
3c42f0c3 DT |
1033 | input_dev->name = atkbd->name; |
1034 | input_dev->phys = atkbd->phys; | |
1035 | input_dev->id.bustype = BUS_I8042; | |
1036 | input_dev->id.vendor = 0x0001; | |
1037 | input_dev->id.product = atkbd->translated ? 1 : atkbd->set; | |
1038 | input_dev->id.version = atkbd->id; | |
1039 | input_dev->event = atkbd_event; | |
469ba4df | 1040 | input_dev->dev.parent = &atkbd->ps2dev.serio->dev; |
1da177e4 | 1041 | |
b356872f DT |
1042 | input_set_drvdata(input_dev, atkbd); |
1043 | ||
7b19ada2 JS |
1044 | input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REP) | |
1045 | BIT_MASK(EV_MSC); | |
1da177e4 LT |
1046 | |
1047 | if (atkbd->write) { | |
7b19ada2 JS |
1048 | input_dev->evbit[0] |= BIT_MASK(EV_LED); |
1049 | input_dev->ledbit[0] = BIT_MASK(LED_NUML) | | |
1050 | BIT_MASK(LED_CAPSL) | BIT_MASK(LED_SCROLLL); | |
1da177e4 LT |
1051 | } |
1052 | ||
1053 | if (atkbd->extra) | |
7b19ada2 JS |
1054 | input_dev->ledbit[0] |= BIT_MASK(LED_COMPOSE) | |
1055 | BIT_MASK(LED_SUSPEND) | BIT_MASK(LED_SLEEP) | | |
1056 | BIT_MASK(LED_MUTE) | BIT_MASK(LED_MISC); | |
1da177e4 LT |
1057 | |
1058 | if (!atkbd->softrepeat) { | |
3c42f0c3 DT |
1059 | input_dev->rep[REP_DELAY] = 250; |
1060 | input_dev->rep[REP_PERIOD] = 33; | |
1da177e4 LT |
1061 | } |
1062 | ||
7b19ada2 JS |
1063 | input_dev->mscbit[0] = atkbd->softraw ? BIT_MASK(MSC_SCAN) : |
1064 | BIT_MASK(MSC_RAW) | BIT_MASK(MSC_SCAN); | |
1da177e4 LT |
1065 | |
1066 | if (atkbd->scroll) { | |
7b19ada2 JS |
1067 | input_dev->evbit[0] |= BIT_MASK(EV_REL); |
1068 | input_dev->relbit[0] = BIT_MASK(REL_WHEEL) | | |
1069 | BIT_MASK(REL_HWHEEL); | |
f6d65610 | 1070 | __set_bit(BTN_MIDDLE, input_dev->keybit); |
1da177e4 LT |
1071 | } |
1072 | ||
3c42f0c3 | 1073 | input_dev->keycode = atkbd->keycode; |
f6d65610 | 1074 | input_dev->keycodesize = sizeof(unsigned short); |
3c42f0c3 | 1075 | input_dev->keycodemax = ARRAY_SIZE(atkbd_set2_keycode); |
1da177e4 | 1076 | |
4b70858b DT |
1077 | for (i = 0; i < ATKBD_KEYMAP_SIZE; i++) { |
1078 | if (atkbd->keycode[i] != KEY_RESERVED && | |
1079 | atkbd->keycode[i] != ATKBD_KEY_NULL && | |
1080 | atkbd->keycode[i] < ATKBD_SPECIAL) { | |
f6d65610 | 1081 | __set_bit(atkbd->keycode[i], input_dev->keybit); |
4b70858b DT |
1082 | } |
1083 | } | |
1da177e4 LT |
1084 | } |
1085 | ||
1086 | /* | |
1087 | * atkbd_connect() is called when the serio module finds an interface | |
1088 | * that isn't handled yet by an appropriate device driver. We check if | |
1089 | * there is an AT keyboard out there and if yes, we register ourselves | |
1090 | * to the input module. | |
1091 | */ | |
1092 | ||
1093 | static int atkbd_connect(struct serio *serio, struct serio_driver *drv) | |
1094 | { | |
1095 | struct atkbd *atkbd; | |
3c42f0c3 DT |
1096 | struct input_dev *dev; |
1097 | int err = -ENOMEM; | |
1da177e4 | 1098 | |
3c42f0c3 DT |
1099 | atkbd = kzalloc(sizeof(struct atkbd), GFP_KERNEL); |
1100 | dev = input_allocate_device(); | |
1101 | if (!atkbd || !dev) | |
2b03b60e | 1102 | goto fail1; |
1da177e4 | 1103 | |
3c42f0c3 | 1104 | atkbd->dev = dev; |
1da177e4 | 1105 | ps2_init(&atkbd->ps2dev, serio); |
da4249c9 | 1106 | INIT_DELAYED_WORK(&atkbd->event_work, atkbd_event_work); |
59b01513 | 1107 | mutex_init(&atkbd->mutex); |
1da177e4 LT |
1108 | |
1109 | switch (serio->id.type) { | |
1110 | ||
a9a1f9c3 DT |
1111 | case SERIO_8042_XL: |
1112 | atkbd->translated = true; | |
1113 | /* Fall through */ | |
1114 | ||
1115 | case SERIO_8042: | |
1116 | if (serio->write) | |
1117 | atkbd->write = true; | |
1118 | break; | |
1da177e4 LT |
1119 | } |
1120 | ||
1121 | atkbd->softraw = atkbd_softraw; | |
1122 | atkbd->softrepeat = atkbd_softrepeat; | |
1123 | atkbd->scroll = atkbd_scroll; | |
1124 | ||
1da177e4 | 1125 | if (atkbd->softrepeat) |
a9a1f9c3 | 1126 | atkbd->softraw = true; |
1da177e4 LT |
1127 | |
1128 | serio_set_drvdata(serio, atkbd); | |
1129 | ||
1130 | err = serio_open(serio, drv); | |
3c42f0c3 | 1131 | if (err) |
2b03b60e | 1132 | goto fail2; |
1da177e4 LT |
1133 | |
1134 | if (atkbd->write) { | |
1135 | ||
1136 | if (atkbd_probe(atkbd)) { | |
3c42f0c3 | 1137 | err = -ENODEV; |
2b03b60e | 1138 | goto fail3; |
1da177e4 LT |
1139 | } |
1140 | ||
1141 | atkbd->set = atkbd_select_set(atkbd, atkbd_set, atkbd_extra); | |
fc0eb28c | 1142 | atkbd_reset_state(atkbd); |
1da177e4 LT |
1143 | atkbd_activate(atkbd); |
1144 | ||
1145 | } else { | |
1146 | atkbd->set = 2; | |
1147 | atkbd->id = 0xab00; | |
1148 | } | |
1149 | ||
1da177e4 LT |
1150 | atkbd_set_keycode_table(atkbd); |
1151 | atkbd_set_device_attrs(atkbd); | |
1152 | ||
2b03b60e DT |
1153 | err = sysfs_create_group(&serio->dev.kobj, &atkbd_attribute_group); |
1154 | if (err) | |
1155 | goto fail3; | |
1da177e4 LT |
1156 | |
1157 | atkbd_enable(atkbd); | |
1158 | ||
2b03b60e DT |
1159 | err = input_register_device(atkbd->dev); |
1160 | if (err) | |
1161 | goto fail4; | |
1da177e4 LT |
1162 | |
1163 | return 0; | |
3c42f0c3 | 1164 | |
2b03b60e DT |
1165 | fail4: sysfs_remove_group(&serio->dev.kobj, &atkbd_attribute_group); |
1166 | fail3: serio_close(serio); | |
1167 | fail2: serio_set_drvdata(serio, NULL); | |
1168 | fail1: input_free_device(dev); | |
3c42f0c3 DT |
1169 | kfree(atkbd); |
1170 | return err; | |
1da177e4 LT |
1171 | } |
1172 | ||
1173 | /* | |
1174 | * atkbd_reconnect() tries to restore keyboard into a sane state and is | |
1175 | * most likely called on resume. | |
1176 | */ | |
1177 | ||
1178 | static int atkbd_reconnect(struct serio *serio) | |
1179 | { | |
1180 | struct atkbd *atkbd = serio_get_drvdata(serio); | |
1181 | struct serio_driver *drv = serio->drv; | |
59b01513 | 1182 | int retval = -1; |
1da177e4 LT |
1183 | |
1184 | if (!atkbd || !drv) { | |
a9a1f9c3 DT |
1185 | dev_dbg(&serio->dev, |
1186 | "reconnect request, but serio is disconnected, ignoring...\n"); | |
1da177e4 LT |
1187 | return -1; |
1188 | } | |
1189 | ||
59b01513 EB |
1190 | mutex_lock(&atkbd->mutex); |
1191 | ||
1da177e4 LT |
1192 | atkbd_disable(atkbd); |
1193 | ||
1194 | if (atkbd->write) { | |
1da177e4 | 1195 | if (atkbd_probe(atkbd)) |
59b01513 EB |
1196 | goto out; |
1197 | ||
1da177e4 | 1198 | if (atkbd->set != atkbd_select_set(atkbd, atkbd->set, atkbd->extra)) |
59b01513 | 1199 | goto out; |
1da177e4 LT |
1200 | |
1201 | atkbd_activate(atkbd); | |
d4119bda DT |
1202 | |
1203 | /* | |
1204 | * Restore LED state and repeat rate. While input core | |
1205 | * will do this for us at resume time reconnect may happen | |
1206 | * because user requested it via sysfs or simply because | |
1207 | * keyboard was unplugged and plugged in again so we need | |
1208 | * to do it ourselves here. | |
1209 | */ | |
1210 | atkbd_set_leds(atkbd); | |
1211 | if (!atkbd->softrepeat) | |
1212 | atkbd_set_repeat_rate(atkbd); | |
1213 | ||
1da177e4 LT |
1214 | } |
1215 | ||
1216 | atkbd_enable(atkbd); | |
59b01513 | 1217 | retval = 0; |
1da177e4 | 1218 | |
59b01513 EB |
1219 | out: |
1220 | mutex_unlock(&atkbd->mutex); | |
1221 | return retval; | |
1da177e4 LT |
1222 | } |
1223 | ||
1224 | static struct serio_device_id atkbd_serio_ids[] = { | |
1225 | { | |
1226 | .type = SERIO_8042, | |
1227 | .proto = SERIO_ANY, | |
1228 | .id = SERIO_ANY, | |
1229 | .extra = SERIO_ANY, | |
1230 | }, | |
1231 | { | |
1232 | .type = SERIO_8042_XL, | |
1233 | .proto = SERIO_ANY, | |
1234 | .id = SERIO_ANY, | |
1235 | .extra = SERIO_ANY, | |
1236 | }, | |
1237 | { | |
1238 | .type = SERIO_RS232, | |
1239 | .proto = SERIO_PS2SER, | |
1240 | .id = SERIO_ANY, | |
1241 | .extra = SERIO_ANY, | |
1242 | }, | |
1243 | { 0 } | |
1244 | }; | |
1245 | ||
1246 | MODULE_DEVICE_TABLE(serio, atkbd_serio_ids); | |
1247 | ||
1248 | static struct serio_driver atkbd_drv = { | |
1249 | .driver = { | |
1250 | .name = "atkbd", | |
1251 | }, | |
1252 | .description = DRIVER_DESC, | |
1253 | .id_table = atkbd_serio_ids, | |
1254 | .interrupt = atkbd_interrupt, | |
1255 | .connect = atkbd_connect, | |
1256 | .reconnect = atkbd_reconnect, | |
1257 | .disconnect = atkbd_disconnect, | |
1258 | .cleanup = atkbd_cleanup, | |
1259 | }; | |
1260 | ||
1261 | static ssize_t atkbd_attr_show_helper(struct device *dev, char *buf, | |
1262 | ssize_t (*handler)(struct atkbd *, char *)) | |
1263 | { | |
1264 | struct serio *serio = to_serio_port(dev); | |
59b01513 | 1265 | struct atkbd *atkbd = serio_get_drvdata(serio); |
1da177e4 | 1266 | |
59b01513 | 1267 | return handler(atkbd, buf); |
1da177e4 LT |
1268 | } |
1269 | ||
1270 | static ssize_t atkbd_attr_set_helper(struct device *dev, const char *buf, size_t count, | |
1271 | ssize_t (*handler)(struct atkbd *, const char *, size_t)) | |
1272 | { | |
1273 | struct serio *serio = to_serio_port(dev); | |
59b01513 | 1274 | struct atkbd *atkbd = serio_get_drvdata(serio); |
1da177e4 LT |
1275 | int retval; |
1276 | ||
59b01513 | 1277 | retval = mutex_lock_interruptible(&atkbd->mutex); |
1da177e4 LT |
1278 | if (retval) |
1279 | return retval; | |
1280 | ||
1da177e4 LT |
1281 | atkbd_disable(atkbd); |
1282 | retval = handler(atkbd, buf, count); | |
1283 | atkbd_enable(atkbd); | |
1284 | ||
59b01513 EB |
1285 | mutex_unlock(&atkbd->mutex); |
1286 | ||
1da177e4 LT |
1287 | return retval; |
1288 | } | |
1289 | ||
1290 | static ssize_t atkbd_show_extra(struct atkbd *atkbd, char *buf) | |
1291 | { | |
1292 | return sprintf(buf, "%d\n", atkbd->extra ? 1 : 0); | |
1293 | } | |
1294 | ||
1295 | static ssize_t atkbd_set_extra(struct atkbd *atkbd, const char *buf, size_t count) | |
1296 | { | |
2b03b60e | 1297 | struct input_dev *old_dev, *new_dev; |
1da177e4 | 1298 | unsigned long value; |
2b03b60e | 1299 | int err; |
a9a1f9c3 DT |
1300 | bool old_extra; |
1301 | unsigned char old_set; | |
1da177e4 LT |
1302 | |
1303 | if (!atkbd->write) | |
1304 | return -EIO; | |
1305 | ||
160f1fef | 1306 | if (strict_strtoul(buf, 10, &value) || value > 1) |
1da177e4 LT |
1307 | return -EINVAL; |
1308 | ||
1309 | if (atkbd->extra != value) { | |
3c42f0c3 DT |
1310 | /* |
1311 | * Since device's properties will change we need to | |
2b03b60e DT |
1312 | * unregister old device. But allocate and register |
1313 | * new one first to make sure we have it. | |
3c42f0c3 | 1314 | */ |
2b03b60e DT |
1315 | old_dev = atkbd->dev; |
1316 | old_extra = atkbd->extra; | |
1317 | old_set = atkbd->set; | |
1318 | ||
1319 | new_dev = input_allocate_device(); | |
1320 | if (!new_dev) | |
3c42f0c3 | 1321 | return -ENOMEM; |
2b03b60e | 1322 | |
3c42f0c3 | 1323 | atkbd->dev = new_dev; |
1da177e4 | 1324 | atkbd->set = atkbd_select_set(atkbd, atkbd->set, value); |
fc0eb28c | 1325 | atkbd_reset_state(atkbd); |
1da177e4 | 1326 | atkbd_activate(atkbd); |
2b03b60e | 1327 | atkbd_set_keycode_table(atkbd); |
1da177e4 | 1328 | atkbd_set_device_attrs(atkbd); |
2b03b60e DT |
1329 | |
1330 | err = input_register_device(atkbd->dev); | |
1331 | if (err) { | |
1332 | input_free_device(new_dev); | |
1333 | ||
1334 | atkbd->dev = old_dev; | |
1335 | atkbd->set = atkbd_select_set(atkbd, old_set, old_extra); | |
1336 | atkbd_set_keycode_table(atkbd); | |
1337 | atkbd_set_device_attrs(atkbd); | |
1338 | ||
1339 | return err; | |
1340 | } | |
1341 | input_unregister_device(old_dev); | |
1342 | ||
1da177e4 LT |
1343 | } |
1344 | return count; | |
1345 | } | |
1346 | ||
1ba36e11 DT |
1347 | static ssize_t atkbd_show_force_release(struct atkbd *atkbd, char *buf) |
1348 | { | |
1349 | size_t len = bitmap_scnlistprintf(buf, PAGE_SIZE - 2, | |
1350 | atkbd->force_release_mask, ATKBD_KEYMAP_SIZE); | |
1351 | ||
1352 | buf[len++] = '\n'; | |
1353 | buf[len] = '\0'; | |
1354 | ||
1355 | return len; | |
1356 | } | |
1357 | ||
1358 | static ssize_t atkbd_set_force_release(struct atkbd *atkbd, | |
1359 | const char *buf, size_t count) | |
1360 | { | |
1361 | /* 64 bytes on stack should be acceptable */ | |
1362 | DECLARE_BITMAP(new_mask, ATKBD_KEYMAP_SIZE); | |
1363 | int err; | |
1364 | ||
1365 | err = bitmap_parselist(buf, new_mask, ATKBD_KEYMAP_SIZE); | |
1366 | if (err) | |
1367 | return err; | |
1368 | ||
1369 | memcpy(atkbd->force_release_mask, new_mask, sizeof(atkbd->force_release_mask)); | |
1370 | return count; | |
1371 | } | |
1372 | ||
1373 | ||
1da177e4 LT |
1374 | static ssize_t atkbd_show_scroll(struct atkbd *atkbd, char *buf) |
1375 | { | |
1376 | return sprintf(buf, "%d\n", atkbd->scroll ? 1 : 0); | |
1377 | } | |
1378 | ||
1379 | static ssize_t atkbd_set_scroll(struct atkbd *atkbd, const char *buf, size_t count) | |
1380 | { | |
2b03b60e | 1381 | struct input_dev *old_dev, *new_dev; |
1da177e4 | 1382 | unsigned long value; |
2b03b60e | 1383 | int err; |
a9a1f9c3 | 1384 | bool old_scroll; |
1da177e4 | 1385 | |
160f1fef | 1386 | if (strict_strtoul(buf, 10, &value) || value > 1) |
1da177e4 LT |
1387 | return -EINVAL; |
1388 | ||
1389 | if (atkbd->scroll != value) { | |
2b03b60e DT |
1390 | old_dev = atkbd->dev; |
1391 | old_scroll = atkbd->scroll; | |
1392 | ||
1393 | new_dev = input_allocate_device(); | |
1394 | if (!new_dev) | |
3c42f0c3 | 1395 | return -ENOMEM; |
2b03b60e | 1396 | |
3c42f0c3 | 1397 | atkbd->dev = new_dev; |
1da177e4 LT |
1398 | atkbd->scroll = value; |
1399 | atkbd_set_keycode_table(atkbd); | |
1400 | atkbd_set_device_attrs(atkbd); | |
2b03b60e DT |
1401 | |
1402 | err = input_register_device(atkbd->dev); | |
1403 | if (err) { | |
1404 | input_free_device(new_dev); | |
1405 | ||
1406 | atkbd->scroll = old_scroll; | |
1407 | atkbd->dev = old_dev; | |
1408 | atkbd_set_keycode_table(atkbd); | |
1409 | atkbd_set_device_attrs(atkbd); | |
1410 | ||
1411 | return err; | |
1412 | } | |
1413 | input_unregister_device(old_dev); | |
1da177e4 LT |
1414 | } |
1415 | return count; | |
1416 | } | |
1417 | ||
1418 | static ssize_t atkbd_show_set(struct atkbd *atkbd, char *buf) | |
1419 | { | |
1420 | return sprintf(buf, "%d\n", atkbd->set); | |
1421 | } | |
1422 | ||
1423 | static ssize_t atkbd_set_set(struct atkbd *atkbd, const char *buf, size_t count) | |
1424 | { | |
2b03b60e | 1425 | struct input_dev *old_dev, *new_dev; |
1da177e4 | 1426 | unsigned long value; |
2b03b60e | 1427 | int err; |
a9a1f9c3 DT |
1428 | unsigned char old_set; |
1429 | bool old_extra; | |
1da177e4 LT |
1430 | |
1431 | if (!atkbd->write) | |
1432 | return -EIO; | |
1433 | ||
160f1fef | 1434 | if (strict_strtoul(buf, 10, &value) || (value != 2 && value != 3)) |
1da177e4 LT |
1435 | return -EINVAL; |
1436 | ||
1437 | if (atkbd->set != value) { | |
2b03b60e DT |
1438 | old_dev = atkbd->dev; |
1439 | old_extra = atkbd->extra; | |
1440 | old_set = atkbd->set; | |
1441 | ||
1442 | new_dev = input_allocate_device(); | |
1443 | if (!new_dev) | |
3c42f0c3 | 1444 | return -ENOMEM; |
2b03b60e | 1445 | |
3c42f0c3 | 1446 | atkbd->dev = new_dev; |
1da177e4 | 1447 | atkbd->set = atkbd_select_set(atkbd, value, atkbd->extra); |
d4119bda | 1448 | atkbd_reset_state(atkbd); |
1da177e4 LT |
1449 | atkbd_activate(atkbd); |
1450 | atkbd_set_keycode_table(atkbd); | |
1451 | atkbd_set_device_attrs(atkbd); | |
2b03b60e DT |
1452 | |
1453 | err = input_register_device(atkbd->dev); | |
1454 | if (err) { | |
1455 | input_free_device(new_dev); | |
1456 | ||
1457 | atkbd->dev = old_dev; | |
1458 | atkbd->set = atkbd_select_set(atkbd, old_set, old_extra); | |
1459 | atkbd_set_keycode_table(atkbd); | |
1460 | atkbd_set_device_attrs(atkbd); | |
1461 | ||
1462 | return err; | |
1463 | } | |
1464 | input_unregister_device(old_dev); | |
1da177e4 LT |
1465 | } |
1466 | return count; | |
1467 | } | |
1468 | ||
1469 | static ssize_t atkbd_show_softrepeat(struct atkbd *atkbd, char *buf) | |
1470 | { | |
1471 | return sprintf(buf, "%d\n", atkbd->softrepeat ? 1 : 0); | |
1472 | } | |
1473 | ||
1474 | static ssize_t atkbd_set_softrepeat(struct atkbd *atkbd, const char *buf, size_t count) | |
1475 | { | |
2b03b60e | 1476 | struct input_dev *old_dev, *new_dev; |
1da177e4 | 1477 | unsigned long value; |
2b03b60e | 1478 | int err; |
a9a1f9c3 | 1479 | bool old_softrepeat, old_softraw; |
1da177e4 LT |
1480 | |
1481 | if (!atkbd->write) | |
1482 | return -EIO; | |
1483 | ||
160f1fef | 1484 | if (strict_strtoul(buf, 10, &value) || value > 1) |
1da177e4 LT |
1485 | return -EINVAL; |
1486 | ||
1487 | if (atkbd->softrepeat != value) { | |
2b03b60e DT |
1488 | old_dev = atkbd->dev; |
1489 | old_softrepeat = atkbd->softrepeat; | |
1490 | old_softraw = atkbd->softraw; | |
1491 | ||
1492 | new_dev = input_allocate_device(); | |
1493 | if (!new_dev) | |
3c42f0c3 | 1494 | return -ENOMEM; |
2b03b60e | 1495 | |
3c42f0c3 | 1496 | atkbd->dev = new_dev; |
1da177e4 LT |
1497 | atkbd->softrepeat = value; |
1498 | if (atkbd->softrepeat) | |
a9a1f9c3 | 1499 | atkbd->softraw = true; |
1da177e4 | 1500 | atkbd_set_device_attrs(atkbd); |
2b03b60e DT |
1501 | |
1502 | err = input_register_device(atkbd->dev); | |
1503 | if (err) { | |
1504 | input_free_device(new_dev); | |
1505 | ||
1506 | atkbd->dev = old_dev; | |
1507 | atkbd->softrepeat = old_softrepeat; | |
1508 | atkbd->softraw = old_softraw; | |
1509 | atkbd_set_device_attrs(atkbd); | |
1510 | ||
1511 | return err; | |
1512 | } | |
1513 | input_unregister_device(old_dev); | |
1da177e4 | 1514 | } |
1da177e4 LT |
1515 | return count; |
1516 | } | |
1517 | ||
1518 | ||
1519 | static ssize_t atkbd_show_softraw(struct atkbd *atkbd, char *buf) | |
1520 | { | |
1521 | return sprintf(buf, "%d\n", atkbd->softraw ? 1 : 0); | |
1522 | } | |
1523 | ||
1524 | static ssize_t atkbd_set_softraw(struct atkbd *atkbd, const char *buf, size_t count) | |
1525 | { | |
2b03b60e | 1526 | struct input_dev *old_dev, *new_dev; |
1da177e4 | 1527 | unsigned long value; |
2b03b60e | 1528 | int err; |
a9a1f9c3 | 1529 | bool old_softraw; |
1da177e4 | 1530 | |
160f1fef | 1531 | if (strict_strtoul(buf, 10, &value) || value > 1) |
1da177e4 LT |
1532 | return -EINVAL; |
1533 | ||
1534 | if (atkbd->softraw != value) { | |
2b03b60e DT |
1535 | old_dev = atkbd->dev; |
1536 | old_softraw = atkbd->softraw; | |
1537 | ||
1538 | new_dev = input_allocate_device(); | |
1539 | if (!new_dev) | |
3c42f0c3 | 1540 | return -ENOMEM; |
2b03b60e | 1541 | |
3c42f0c3 | 1542 | atkbd->dev = new_dev; |
1da177e4 LT |
1543 | atkbd->softraw = value; |
1544 | atkbd_set_device_attrs(atkbd); | |
2b03b60e DT |
1545 | |
1546 | err = input_register_device(atkbd->dev); | |
1547 | if (err) { | |
1548 | input_free_device(new_dev); | |
1549 | ||
1550 | atkbd->dev = old_dev; | |
1551 | atkbd->softraw = old_softraw; | |
1552 | atkbd_set_device_attrs(atkbd); | |
1553 | ||
1554 | return err; | |
1555 | } | |
1556 | input_unregister_device(old_dev); | |
1da177e4 LT |
1557 | } |
1558 | return count; | |
1559 | } | |
1560 | ||
86255d9d DT |
1561 | static ssize_t atkbd_show_err_count(struct atkbd *atkbd, char *buf) |
1562 | { | |
1563 | return sprintf(buf, "%lu\n", atkbd->err_count); | |
1564 | } | |
1565 | ||
39191698 | 1566 | static int __init atkbd_setup_forced_release(const struct dmi_system_id *id) |
554101e3 | 1567 | { |
39191698 DM |
1568 | atkbd_platform_fixup = atkbd_apply_forced_release_keylist; |
1569 | atkbd_platform_fixup_data = id->driver_data; | |
1570 | ||
554101e3 GN |
1571 | return 0; |
1572 | } | |
1573 | ||
e5713069 JL |
1574 | static int __init atkbd_setup_scancode_fixup(const struct dmi_system_id *id) |
1575 | { | |
1576 | atkbd_platform_scancode_fixup = id->driver_data; | |
1577 | ||
1578 | return 0; | |
1579 | } | |
1580 | ||
c45fc81e | 1581 | static const struct dmi_system_id atkbd_dmi_quirk_table[] __initconst = { |
554101e3 | 1582 | { |
554101e3 GN |
1583 | .matches = { |
1584 | DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."), | |
61579ba8 | 1585 | DMI_MATCH(DMI_CHASSIS_TYPE, "8"), /* Portable */ |
554101e3 | 1586 | }, |
39191698 DM |
1587 | .callback = atkbd_setup_forced_release, |
1588 | .driver_data = atkbd_dell_laptop_forced_release_keys, | |
554101e3 | 1589 | }, |
2a3ec326 | 1590 | { |
2a3ec326 MG |
1591 | .matches = { |
1592 | DMI_MATCH(DMI_SYS_VENDOR, "Dell Computer Corporation"), | |
1593 | DMI_MATCH(DMI_CHASSIS_TYPE, "8"), /* Portable */ | |
1594 | }, | |
39191698 DM |
1595 | .callback = atkbd_setup_forced_release, |
1596 | .driver_data = atkbd_dell_laptop_forced_release_keys, | |
2a3ec326 | 1597 | }, |
5a54c011 | 1598 | { |
5a54c011 JK |
1599 | .matches = { |
1600 | DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), | |
1601 | DMI_MATCH(DMI_PRODUCT_NAME, "HP 2133"), | |
1602 | }, | |
39191698 DM |
1603 | .callback = atkbd_setup_forced_release, |
1604 | .driver_data = atkbd_hp_forced_release_keys, | |
5a54c011 | 1605 | }, |
181f6382 | 1606 | { |
181f6382 RL |
1607 | .matches = { |
1608 | DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), | |
1609 | DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion ZV6100"), | |
1610 | }, | |
39191698 | 1611 | .callback = atkbd_setup_forced_release, |
000c2a35 | 1612 | .driver_data = atkbd_volume_forced_release_keys, |
181f6382 | 1613 | }, |
2bcaa6a4 | 1614 | { |
2bcaa6a4 DA |
1615 | .matches = { |
1616 | DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), | |
1617 | DMI_MATCH(DMI_PRODUCT_NAME, "Presario R4000"), | |
1618 | }, | |
1619 | .callback = atkbd_setup_forced_release, | |
000c2a35 | 1620 | .driver_data = atkbd_volume_forced_release_keys, |
2bcaa6a4 DA |
1621 | }, |
1622 | { | |
2bcaa6a4 DA |
1623 | .matches = { |
1624 | DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), | |
1625 | DMI_MATCH(DMI_PRODUCT_NAME, "Presario R4100"), | |
1626 | }, | |
1627 | .callback = atkbd_setup_forced_release, | |
000c2a35 | 1628 | .driver_data = atkbd_volume_forced_release_keys, |
2bcaa6a4 DA |
1629 | }, |
1630 | { | |
2bcaa6a4 DA |
1631 | .matches = { |
1632 | DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"), | |
1633 | DMI_MATCH(DMI_PRODUCT_NAME, "Presario R4200"), | |
1634 | }, | |
1635 | .callback = atkbd_setup_forced_release, | |
000c2a35 | 1636 | .driver_data = atkbd_volume_forced_release_keys, |
2bcaa6a4 | 1637 | }, |
a8215b81 | 1638 | { |
c45fc81e | 1639 | /* Inventec Symphony */ |
a8215b81 MG |
1640 | .matches = { |
1641 | DMI_MATCH(DMI_SYS_VENDOR, "INVENTEC"), | |
1642 | DMI_MATCH(DMI_PRODUCT_NAME, "SYMPHONY 6.0/7.0"), | |
1643 | }, | |
39191698 | 1644 | .callback = atkbd_setup_forced_release, |
000c2a35 | 1645 | .driver_data = atkbd_volume_forced_release_keys, |
a8215b81 | 1646 | }, |
4200844b | 1647 | { |
c45fc81e | 1648 | /* Samsung NC10 */ |
4200844b SH |
1649 | .matches = { |
1650 | DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."), | |
1651 | DMI_MATCH(DMI_PRODUCT_NAME, "NC10"), | |
1652 | }, | |
39191698 DM |
1653 | .callback = atkbd_setup_forced_release, |
1654 | .driver_data = atkbd_samsung_forced_release_keys, | |
4200844b | 1655 | }, |
e04126c7 | 1656 | { |
c45fc81e | 1657 | /* Samsung NC20 */ |
e04126c7 BC |
1658 | .matches = { |
1659 | DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."), | |
1660 | DMI_MATCH(DMI_PRODUCT_NAME, "NC20"), | |
1661 | }, | |
1662 | .callback = atkbd_setup_forced_release, | |
1663 | .driver_data = atkbd_samsung_forced_release_keys, | |
1664 | }, | |
157f3a3e | 1665 | { |
c45fc81e | 1666 | /* Samsung SQ45S70S */ |
157f3a3e DT |
1667 | .matches = { |
1668 | DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."), | |
1669 | DMI_MATCH(DMI_PRODUCT_NAME, "SQ45S70S"), | |
1670 | }, | |
1671 | .callback = atkbd_setup_forced_release, | |
1672 | .driver_data = atkbd_samsung_forced_release_keys, | |
1673 | }, | |
adcb523e | 1674 | { |
c45fc81e | 1675 | /* Fujitsu Amilo PA 1510 */ |
adcb523e DM |
1676 | .matches = { |
1677 | DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), | |
1678 | DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pa 1510"), | |
1679 | }, | |
1680 | .callback = atkbd_setup_forced_release, | |
000c2a35 | 1681 | .driver_data = atkbd_volume_forced_release_keys, |
adcb523e | 1682 | }, |
f0a14de2 | 1683 | { |
c45fc81e | 1684 | /* Fujitsu Amilo Pi 3525 */ |
f0a14de2 SD |
1685 | .matches = { |
1686 | DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), | |
1687 | DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pi 3525"), | |
1688 | }, | |
1689 | .callback = atkbd_setup_forced_release, | |
1690 | .driver_data = atkbd_amilo_pi3525_forced_release_keys, | |
1691 | }, | |
9166d0f6 | 1692 | { |
c45fc81e | 1693 | /* Fujitsu Amilo Xi 3650 */ |
9166d0f6 AB |
1694 | .matches = { |
1695 | DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"), | |
1696 | DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Xi 3650"), | |
1697 | }, | |
1698 | .callback = atkbd_setup_forced_release, | |
1699 | .driver_data = atkbd_amilo_xi3650_forced_release_keys, | |
1700 | }, | |
032e46cb | 1701 | { |
032e46cb JY |
1702 | .matches = { |
1703 | DMI_MATCH(DMI_SYS_VENDOR, "Soltech Corporation"), | |
1704 | DMI_MATCH(DMI_PRODUCT_NAME, "TA12"), | |
1705 | }, | |
1706 | .callback = atkbd_setup_forced_release, | |
1707 | .driver_data = atkdb_soltech_ta12_forced_release_keys, | |
1708 | }, | |
e5713069 | 1709 | { |
c45fc81e | 1710 | /* OQO Model 01+ */ |
e5713069 JL |
1711 | .matches = { |
1712 | DMI_MATCH(DMI_SYS_VENDOR, "OQO"), | |
1713 | DMI_MATCH(DMI_PRODUCT_NAME, "ZEPTO"), | |
1714 | }, | |
1715 | .callback = atkbd_setup_scancode_fixup, | |
1716 | .driver_data = atkbd_oqo_01plus_scancode_fixup, | |
1717 | }, | |
554101e3 GN |
1718 | { } |
1719 | }; | |
1da177e4 LT |
1720 | |
1721 | static int __init atkbd_init(void) | |
1722 | { | |
554101e3 GN |
1723 | dmi_check_system(atkbd_dmi_quirk_table); |
1724 | ||
153a9df0 | 1725 | return serio_register_driver(&atkbd_drv); |
1da177e4 LT |
1726 | } |
1727 | ||
1728 | static void __exit atkbd_exit(void) | |
1729 | { | |
1730 | serio_unregister_driver(&atkbd_drv); | |
1731 | } | |
1732 | ||
1733 | module_init(atkbd_init); | |
1734 | module_exit(atkbd_exit); |