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dde5845a JK |
1 | /* |
2 | * $Id: hid-input.c,v 1.2 2002/04/23 00:59:25 rdamazio Exp $ | |
3 | * | |
4 | * Copyright (c) 2000-2001 Vojtech Pavlik | |
b55fd23c | 5 | * Copyright (c) 2006-2007 Jiri Kosina |
dde5845a JK |
6 | * |
7 | * HID to Linux Input mapping | |
8 | */ | |
9 | ||
10 | /* | |
11 | * This program is free software; you can redistribute it and/or modify | |
12 | * it under the terms of the GNU General Public License as published by | |
13 | * the Free Software Foundation; either version 2 of the License, or | |
14 | * (at your option) any later version. | |
15 | * | |
16 | * This program is distributed in the hope that it will be useful, | |
17 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
18 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
19 | * GNU General Public License for more details. | |
20 | * | |
21 | * You should have received a copy of the GNU General Public License | |
22 | * along with this program; if not, write to the Free Software | |
23 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
24 | * | |
25 | * Should you need to contact me, the author, you can do so either by | |
26 | * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail: | |
27 | * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic | |
28 | */ | |
29 | ||
30 | #include <linux/module.h> | |
31 | #include <linux/slab.h> | |
32 | #include <linux/kernel.h> | |
dde5845a | 33 | |
dde5845a | 34 | #include <linux/hid.h> |
c080d89a | 35 | #include <linux/hid-debug.h> |
dde5845a | 36 | |
81e1a875 MD |
37 | static int hid_apple_fnmode = 1; |
38 | module_param_named(pb_fnmode, hid_apple_fnmode, int, 0644); | |
76398f96 | 39 | MODULE_PARM_DESC(pb_fnmode, |
81e1a875 | 40 | "Mode of fn key on Apple keyboards (0 = disabled, 1 = fkeyslast, 2 = fkeysfirst)"); |
76398f96 | 41 | |
dde5845a JK |
42 | #define unk KEY_UNKNOWN |
43 | ||
44 | static const unsigned char hid_keyboard[256] = { | |
45 | 0, 0, 0, 0, 30, 48, 46, 32, 18, 33, 34, 35, 23, 36, 37, 38, | |
46 | 50, 49, 24, 25, 16, 19, 31, 20, 22, 47, 17, 45, 21, 44, 2, 3, | |
47 | 4, 5, 6, 7, 8, 9, 10, 11, 28, 1, 14, 15, 57, 12, 13, 26, | |
48 | 27, 43, 43, 39, 40, 41, 51, 52, 53, 58, 59, 60, 61, 62, 63, 64, | |
49 | 65, 66, 67, 68, 87, 88, 99, 70,119,110,102,104,111,107,109,106, | |
50 | 105,108,103, 69, 98, 55, 74, 78, 96, 79, 80, 81, 75, 76, 77, 71, | |
51 | 72, 73, 82, 83, 86,127,116,117,183,184,185,186,187,188,189,190, | |
52 | 191,192,193,194,134,138,130,132,128,129,131,137,133,135,136,113, | |
53 | 115,114,unk,unk,unk,121,unk, 89, 93,124, 92, 94, 95,unk,unk,unk, | |
54 | 122,123, 90, 91, 85,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk, | |
55 | unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk, | |
1fe8736d | 56 | unk,unk,unk,unk,unk,unk,179,180,unk,unk,unk,unk,unk,unk,unk,unk, |
dde5845a JK |
57 | unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk, |
58 | unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk, | |
59 | 29, 42, 56,125, 97, 54,100,126,164,166,165,163,161,115,114,113, | |
60 | 150,158,159,128,136,177,178,176,142,152,173,140,unk,unk,unk,unk | |
61 | }; | |
62 | ||
5f9c464a RD |
63 | /* extended mapping for certain Logitech hardware (Logitech cordless desktop LX500) */ |
64 | #define LOGITECH_EXPANDED_KEYMAP_SIZE 80 | |
65 | static int logitech_expanded_keymap[LOGITECH_EXPANDED_KEYMAP_SIZE] = { | |
66 | 0,216, 0,213,175,156, 0, 0, 0, 0, | |
67 | 144, 0, 0, 0, 0, 0, 0, 0, 0,212, | |
68 | 174,167,152,161,112, 0, 0, 0,154, 0, | |
69 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
70 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
71 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |
72 | 0, 0, 0, 0, 0,183,184,185,186,187, | |
73 | 188,189,190,191,192,193,194, 0, 0, 0 | |
74 | }; | |
75 | ||
dde5845a JK |
76 | static const struct { |
77 | __s32 x; | |
78 | __s32 y; | |
79 | } hid_hat_to_axis[] = {{ 0, 0}, { 0,-1}, { 1,-1}, { 1, 0}, { 1, 1}, { 0, 1}, {-1, 1}, {-1, 0}, {-1,-1}}; | |
80 | ||
81 | #define map_abs(c) do { usage->code = c; usage->type = EV_ABS; bit = input->absbit; max = ABS_MAX; } while (0) | |
82 | #define map_rel(c) do { usage->code = c; usage->type = EV_REL; bit = input->relbit; max = REL_MAX; } while (0) | |
83 | #define map_key(c) do { usage->code = c; usage->type = EV_KEY; bit = input->keybit; max = KEY_MAX; } while (0) | |
84 | #define map_led(c) do { usage->code = c; usage->type = EV_LED; bit = input->ledbit; max = LED_MAX; } while (0) | |
85 | ||
86 | #define map_abs_clear(c) do { map_abs(c); clear_bit(c, bit); } while (0) | |
87 | #define map_key_clear(c) do { map_key(c); clear_bit(c, bit); } while (0) | |
88 | ||
89 | #ifdef CONFIG_USB_HIDINPUT_POWERBOOK | |
90 | ||
91 | struct hidinput_key_translation { | |
92 | u16 from; | |
93 | u16 to; | |
94 | u8 flags; | |
95 | }; | |
96 | ||
81e1a875 | 97 | #define APPLE_FLAG_FKEY 0x01 |
dde5845a | 98 | |
a45d82d1 MD |
99 | static struct hidinput_key_translation apple_fn_keys[] = { |
100 | { KEY_F1, KEY_BRIGHTNESSDOWN, APPLE_FLAG_FKEY }, | |
101 | { KEY_F2, KEY_BRIGHTNESSUP, APPLE_FLAG_FKEY }, | |
102 | { KEY_F3, KEY_CYCLEWINDOWS, APPLE_FLAG_FKEY }, /* Exposé */ | |
103 | { KEY_F4, KEY_FN_F4, APPLE_FLAG_FKEY }, /* Dashboard */ | |
104 | { KEY_F5, KEY_FN_F5 }, | |
105 | { KEY_F6, KEY_FN_F6 }, | |
106 | { KEY_F7, KEY_BACK, APPLE_FLAG_FKEY }, | |
107 | { KEY_F8, KEY_PLAYPAUSE, APPLE_FLAG_FKEY }, | |
108 | { KEY_F9, KEY_FORWARD, APPLE_FLAG_FKEY }, | |
109 | { KEY_F10, KEY_MUTE, APPLE_FLAG_FKEY }, | |
110 | { KEY_F11, KEY_VOLUMEDOWN, APPLE_FLAG_FKEY }, | |
111 | { KEY_F12, KEY_VOLUMEUP, APPLE_FLAG_FKEY }, | |
112 | { } | |
113 | }; | |
114 | ||
dde5845a JK |
115 | static struct hidinput_key_translation powerbook_fn_keys[] = { |
116 | { KEY_BACKSPACE, KEY_DELETE }, | |
81e1a875 MD |
117 | { KEY_F1, KEY_BRIGHTNESSDOWN, APPLE_FLAG_FKEY }, |
118 | { KEY_F2, KEY_BRIGHTNESSUP, APPLE_FLAG_FKEY }, | |
119 | { KEY_F3, KEY_MUTE, APPLE_FLAG_FKEY }, | |
120 | { KEY_F4, KEY_VOLUMEDOWN, APPLE_FLAG_FKEY }, | |
121 | { KEY_F5, KEY_VOLUMEUP, APPLE_FLAG_FKEY }, | |
122 | { KEY_F6, KEY_NUMLOCK, APPLE_FLAG_FKEY }, | |
123 | { KEY_F7, KEY_SWITCHVIDEOMODE, APPLE_FLAG_FKEY }, | |
124 | { KEY_F8, KEY_KBDILLUMTOGGLE, APPLE_FLAG_FKEY }, | |
125 | { KEY_F9, KEY_KBDILLUMDOWN, APPLE_FLAG_FKEY }, | |
126 | { KEY_F10, KEY_KBDILLUMUP, APPLE_FLAG_FKEY }, | |
dde5845a JK |
127 | { KEY_UP, KEY_PAGEUP }, |
128 | { KEY_DOWN, KEY_PAGEDOWN }, | |
129 | { KEY_LEFT, KEY_HOME }, | |
130 | { KEY_RIGHT, KEY_END }, | |
131 | { } | |
132 | }; | |
133 | ||
134 | static struct hidinput_key_translation powerbook_numlock_keys[] = { | |
135 | { KEY_J, KEY_KP1 }, | |
136 | { KEY_K, KEY_KP2 }, | |
137 | { KEY_L, KEY_KP3 }, | |
138 | { KEY_U, KEY_KP4 }, | |
139 | { KEY_I, KEY_KP5 }, | |
140 | { KEY_O, KEY_KP6 }, | |
141 | { KEY_7, KEY_KP7 }, | |
142 | { KEY_8, KEY_KP8 }, | |
143 | { KEY_9, KEY_KP9 }, | |
144 | { KEY_M, KEY_KP0 }, | |
145 | { KEY_DOT, KEY_KPDOT }, | |
146 | { KEY_SLASH, KEY_KPPLUS }, | |
147 | { KEY_SEMICOLON, KEY_KPMINUS }, | |
148 | { KEY_P, KEY_KPASTERISK }, | |
149 | { KEY_MINUS, KEY_KPEQUAL }, | |
150 | { KEY_0, KEY_KPSLASH }, | |
151 | { KEY_F6, KEY_NUMLOCK }, | |
152 | { KEY_KPENTER, KEY_KPENTER }, | |
153 | { KEY_BACKSPACE, KEY_BACKSPACE }, | |
154 | { } | |
155 | }; | |
156 | ||
81e1a875 | 157 | static struct hidinput_key_translation apple_iso_keyboard[] = { |
dde5845a JK |
158 | { KEY_GRAVE, KEY_102ND }, |
159 | { KEY_102ND, KEY_GRAVE }, | |
160 | { } | |
161 | }; | |
162 | ||
dde5845a JK |
163 | static struct hidinput_key_translation *find_translation(struct hidinput_key_translation *table, u16 from) |
164 | { | |
165 | struct hidinput_key_translation *trans; | |
166 | ||
167 | /* Look for the translation */ | |
168 | for (trans = table; trans->from; trans++) | |
169 | if (trans->from == from) | |
170 | return trans; | |
171 | ||
172 | return NULL; | |
173 | } | |
174 | ||
87bc2aa9 | 175 | int hidinput_apple_event(struct hid_device *hid, struct input_dev *input, |
dde5845a JK |
176 | struct hid_usage *usage, __s32 value) |
177 | { | |
178 | struct hidinput_key_translation *trans; | |
179 | ||
180 | if (usage->code == KEY_FN) { | |
81e1a875 MD |
181 | if (value) hid->quirks |= HID_QUIRK_APPLE_FN_ON; |
182 | else hid->quirks &= ~HID_QUIRK_APPLE_FN_ON; | |
dde5845a JK |
183 | |
184 | input_event(input, usage->type, usage->code, value); | |
185 | ||
186 | return 1; | |
187 | } | |
188 | ||
81e1a875 | 189 | if (hid_apple_fnmode) { |
dde5845a JK |
190 | int do_translate; |
191 | ||
a45d82d1 MD |
192 | trans = find_translation((hid->product < 0x220 || |
193 | hid->product >= 0x300) ? | |
194 | powerbook_fn_keys : apple_fn_keys, | |
195 | usage->code); | |
dde5845a | 196 | if (trans) { |
81e1a875 | 197 | if (test_bit(usage->code, hid->apple_pressed_fn)) |
dde5845a | 198 | do_translate = 1; |
81e1a875 | 199 | else if (trans->flags & APPLE_FLAG_FKEY) |
dde5845a | 200 | do_translate = |
81e1a875 MD |
201 | (hid_apple_fnmode == 2 && (hid->quirks & HID_QUIRK_APPLE_FN_ON)) || |
202 | (hid_apple_fnmode == 1 && !(hid->quirks & HID_QUIRK_APPLE_FN_ON)); | |
dde5845a | 203 | else |
81e1a875 | 204 | do_translate = (hid->quirks & HID_QUIRK_APPLE_FN_ON); |
dde5845a JK |
205 | |
206 | if (do_translate) { | |
207 | if (value) | |
81e1a875 | 208 | set_bit(usage->code, hid->apple_pressed_fn); |
dde5845a | 209 | else |
81e1a875 | 210 | clear_bit(usage->code, hid->apple_pressed_fn); |
dde5845a JK |
211 | |
212 | input_event(input, usage->type, trans->to, value); | |
213 | ||
214 | return 1; | |
215 | } | |
216 | } | |
217 | ||
218 | if (test_bit(usage->code, hid->pb_pressed_numlock) || | |
219 | test_bit(LED_NUML, input->led)) { | |
220 | trans = find_translation(powerbook_numlock_keys, usage->code); | |
221 | ||
222 | if (trans) { | |
223 | if (value) | |
224 | set_bit(usage->code, hid->pb_pressed_numlock); | |
225 | else | |
226 | clear_bit(usage->code, hid->pb_pressed_numlock); | |
227 | ||
228 | input_event(input, usage->type, trans->to, value); | |
229 | } | |
230 | ||
231 | return 1; | |
232 | } | |
233 | } | |
234 | ||
81e1a875 MD |
235 | if (hid->quirks & HID_QUIRK_APPLE_ISO_KEYBOARD) { |
236 | trans = find_translation(apple_iso_keyboard, usage->code); | |
dde5845a JK |
237 | if (trans) { |
238 | input_event(input, usage->type, trans->to, value); | |
239 | return 1; | |
240 | } | |
241 | } | |
242 | ||
243 | return 0; | |
244 | } | |
245 | ||
81e1a875 | 246 | static void hidinput_apple_setup(struct input_dev *input) |
dde5845a JK |
247 | { |
248 | struct hidinput_key_translation *trans; | |
249 | ||
250 | set_bit(KEY_NUMLOCK, input->keybit); | |
251 | ||
252 | /* Enable all needed keys */ | |
a45d82d1 MD |
253 | for (trans = apple_fn_keys; trans->from; trans++) |
254 | set_bit(trans->to, input->keybit); | |
255 | ||
dde5845a JK |
256 | for (trans = powerbook_fn_keys; trans->from; trans++) |
257 | set_bit(trans->to, input->keybit); | |
258 | ||
259 | for (trans = powerbook_numlock_keys; trans->from; trans++) | |
260 | set_bit(trans->to, input->keybit); | |
261 | ||
81e1a875 | 262 | for (trans = apple_iso_keyboard; trans->from; trans++) |
dde5845a JK |
263 | set_bit(trans->to, input->keybit); |
264 | ||
265 | } | |
266 | #else | |
87bc2aa9 | 267 | inline int hidinput_apple_event(struct hid_device *hid, |
81e1a875 MD |
268 | struct input_dev *input, |
269 | struct hid_usage *usage, __s32 value) | |
dde5845a JK |
270 | { |
271 | return 0; | |
272 | } | |
273 | ||
81e1a875 | 274 | static inline void hidinput_apple_setup(struct input_dev *input) |
dde5845a JK |
275 | { |
276 | } | |
277 | #endif | |
278 | ||
fe7ba31f MR |
279 | static inline int match_scancode(int code, int scancode) |
280 | { | |
281 | if (scancode == 0) | |
282 | return 1; | |
283 | return ((code & (HID_USAGE_PAGE | HID_USAGE)) == scancode); | |
284 | } | |
285 | ||
286 | static inline int match_keycode(int code, int keycode) | |
287 | { | |
288 | if (keycode == 0) | |
289 | return 1; | |
290 | return (code == keycode); | |
291 | } | |
292 | ||
293 | static struct hid_usage *hidinput_find_key(struct hid_device *hid, | |
294 | int scancode, int keycode) | |
295 | { | |
296 | int i, j, k; | |
297 | struct hid_report *report; | |
298 | struct hid_usage *usage; | |
299 | ||
300 | for (k = HID_INPUT_REPORT; k <= HID_OUTPUT_REPORT; k++) { | |
301 | list_for_each_entry(report, &hid->report_enum[k].report_list, list) { | |
302 | for (i = 0; i < report->maxfield; i++) { | |
303 | for ( j = 0; j < report->field[i]->maxusage; j++) { | |
304 | usage = report->field[i]->usage + j; | |
305 | if (usage->type == EV_KEY && | |
306 | match_scancode(usage->hid, scancode) && | |
307 | match_keycode(usage->code, keycode)) | |
308 | return usage; | |
309 | } | |
310 | } | |
311 | } | |
312 | } | |
313 | return NULL; | |
314 | } | |
315 | ||
316 | static int hidinput_getkeycode(struct input_dev *dev, int scancode, | |
317 | int *keycode) | |
318 | { | |
f202df60 | 319 | struct hid_device *hid = input_get_drvdata(dev); |
fe7ba31f | 320 | struct hid_usage *usage; |
77b29662 | 321 | |
fe7ba31f MR |
322 | usage = hidinput_find_key(hid, scancode, 0); |
323 | if (usage) { | |
324 | *keycode = usage->code; | |
325 | return 0; | |
326 | } | |
327 | return -EINVAL; | |
328 | } | |
329 | ||
330 | static int hidinput_setkeycode(struct input_dev *dev, int scancode, | |
331 | int keycode) | |
332 | { | |
f202df60 | 333 | struct hid_device *hid = input_get_drvdata(dev); |
fe7ba31f MR |
334 | struct hid_usage *usage; |
335 | int old_keycode; | |
77b29662 | 336 | |
fe7ba31f MR |
337 | if (keycode < 0 || keycode > KEY_MAX) |
338 | return -EINVAL; | |
77b29662 | 339 | |
fe7ba31f MR |
340 | usage = hidinput_find_key(hid, scancode, 0); |
341 | if (usage) { | |
342 | old_keycode = usage->code; | |
343 | usage->code = keycode; | |
77b29662 | 344 | |
fe7ba31f MR |
345 | clear_bit(old_keycode, dev->keybit); |
346 | set_bit(usage->code, dev->keybit); | |
58037eb9 | 347 | dbg_hid(KERN_DEBUG "Assigned keycode %d to HID usage code %x\n", keycode, scancode); |
fe7ba31f MR |
348 | /* Set the keybit for the old keycode if the old keycode is used |
349 | * by another key */ | |
350 | if (hidinput_find_key (hid, 0, old_keycode)) | |
351 | set_bit(old_keycode, dev->keybit); | |
77b29662 | 352 | |
fe7ba31f MR |
353 | return 0; |
354 | } | |
77b29662 | 355 | |
fe7ba31f MR |
356 | return -EINVAL; |
357 | } | |
358 | ||
359 | ||
dde5845a JK |
360 | static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_field *field, |
361 | struct hid_usage *usage) | |
362 | { | |
363 | struct input_dev *input = hidinput->input; | |
e0712985 | 364 | struct hid_device *device = input_get_drvdata(input); |
10bd065f | 365 | int max = 0, code, ret; |
dde5845a JK |
366 | unsigned long *bit = NULL; |
367 | ||
368 | field->hidinput = hidinput; | |
369 | ||
58037eb9 | 370 | dbg_hid("Mapping: "); |
c080d89a | 371 | hid_resolv_usage(usage->hid); |
58037eb9 | 372 | dbg_hid_line(" ---> "); |
dde5845a JK |
373 | |
374 | if (field->flags & HID_MAIN_ITEM_CONSTANT) | |
375 | goto ignore; | |
376 | ||
82eb1219 JK |
377 | /* only LED usages are supported in output fields */ |
378 | if (field->report_type == HID_OUTPUT_REPORT && | |
379 | (usage->hid & HID_USAGE_PAGE) != HID_UP_LED) { | |
380 | dbg_hid_line(" [non-LED output field] "); | |
381 | goto ignore; | |
382 | } | |
383 | ||
87bc2aa9 | 384 | /* handle input mappings for quirky devices */ |
10bd065f JK |
385 | ret = hidinput_mapping_quirks(usage, input, bit, &max); |
386 | if (ret) | |
387 | goto mapped; | |
388 | ||
dde5845a JK |
389 | switch (usage->hid & HID_USAGE_PAGE) { |
390 | ||
391 | case HID_UP_UNDEFINED: | |
392 | goto ignore; | |
393 | ||
394 | case HID_UP_KEYBOARD: | |
395 | ||
396 | set_bit(EV_REP, input->evbit); | |
397 | ||
398 | if ((usage->hid & HID_USAGE) < 256) { | |
399 | if (!hid_keyboard[usage->hid & HID_USAGE]) goto ignore; | |
400 | map_key_clear(hid_keyboard[usage->hid & HID_USAGE]); | |
401 | } else | |
402 | map_key(KEY_UNKNOWN); | |
403 | ||
404 | break; | |
405 | ||
406 | case HID_UP_BUTTON: | |
407 | ||
408 | code = ((usage->hid - 1) & 0xf); | |
409 | ||
410 | switch (field->application) { | |
411 | case HID_GD_MOUSE: | |
412 | case HID_GD_POINTER: code += 0x110; break; | |
413 | case HID_GD_JOYSTICK: code += 0x120; break; | |
414 | case HID_GD_GAMEPAD: code += 0x130; break; | |
415 | default: | |
416 | switch (field->physical) { | |
417 | case HID_GD_MOUSE: | |
418 | case HID_GD_POINTER: code += 0x110; break; | |
419 | case HID_GD_JOYSTICK: code += 0x120; break; | |
420 | case HID_GD_GAMEPAD: code += 0x130; break; | |
421 | default: code += 0x100; | |
422 | } | |
423 | } | |
424 | ||
5f9c464a RD |
425 | /* Special handling for Logitech Cordless Desktop */ |
426 | if (field->application != HID_GD_MOUSE) { | |
427 | if (device->quirks & HID_QUIRK_LOGITECH_EXPANDED_KEYMAP) { | |
428 | int hid = usage->hid & HID_USAGE; | |
429 | if (hid < LOGITECH_EXPANDED_KEYMAP_SIZE && logitech_expanded_keymap[hid] != 0) | |
430 | code = logitech_expanded_keymap[hid]; | |
431 | } | |
432 | } else { | |
433 | if (device->quirks & HID_QUIRK_LOGITECH_IGNORE_DOUBLED_WHEEL) { | |
434 | int hid = usage->hid & HID_USAGE; | |
435 | if (hid == 7 || hid == 8) | |
436 | goto ignore; | |
437 | } | |
438 | } | |
439 | ||
25914662 | 440 | map_key(code); |
dde5845a JK |
441 | break; |
442 | ||
443 | ||
444 | case HID_UP_SIMULATION: | |
445 | ||
446 | switch (usage->hid & 0xffff) { | |
447 | case 0xba: map_abs(ABS_RUDDER); break; | |
448 | case 0xbb: map_abs(ABS_THROTTLE); break; | |
449 | case 0xc4: map_abs(ABS_GAS); break; | |
450 | case 0xc5: map_abs(ABS_BRAKE); break; | |
451 | case 0xc8: map_abs(ABS_WHEEL); break; | |
452 | default: goto ignore; | |
453 | } | |
454 | break; | |
455 | ||
456 | case HID_UP_GENDESK: | |
457 | ||
458 | if ((usage->hid & 0xf0) == 0x80) { /* SystemControl */ | |
459 | switch (usage->hid & 0xf) { | |
460 | case 0x1: map_key_clear(KEY_POWER); break; | |
461 | case 0x2: map_key_clear(KEY_SLEEP); break; | |
462 | case 0x3: map_key_clear(KEY_WAKEUP); break; | |
463 | default: goto unknown; | |
464 | } | |
465 | break; | |
466 | } | |
467 | ||
468 | if ((usage->hid & 0xf0) == 0x90) { /* D-pad */ | |
469 | switch (usage->hid) { | |
470 | case HID_GD_UP: usage->hat_dir = 1; break; | |
471 | case HID_GD_DOWN: usage->hat_dir = 5; break; | |
472 | case HID_GD_RIGHT: usage->hat_dir = 3; break; | |
473 | case HID_GD_LEFT: usage->hat_dir = 7; break; | |
474 | default: goto unknown; | |
475 | } | |
476 | if (field->dpad) { | |
477 | map_abs(field->dpad); | |
478 | goto ignore; | |
479 | } | |
480 | map_abs(ABS_HAT0X); | |
481 | break; | |
482 | } | |
483 | ||
484 | switch (usage->hid) { | |
485 | ||
486 | /* These usage IDs map directly to the usage codes. */ | |
487 | case HID_GD_X: case HID_GD_Y: case HID_GD_Z: | |
488 | case HID_GD_RX: case HID_GD_RY: case HID_GD_RZ: | |
489 | case HID_GD_SLIDER: case HID_GD_DIAL: case HID_GD_WHEEL: | |
490 | if (field->flags & HID_MAIN_ITEM_RELATIVE) | |
25914662 | 491 | map_rel(usage->hid & 0xf); |
dde5845a | 492 | else |
25914662 | 493 | map_abs(usage->hid & 0xf); |
dde5845a JK |
494 | break; |
495 | ||
496 | case HID_GD_HATSWITCH: | |
497 | usage->hat_min = field->logical_minimum; | |
498 | usage->hat_max = field->logical_maximum; | |
499 | map_abs(ABS_HAT0X); | |
500 | break; | |
501 | ||
502 | case HID_GD_START: map_key_clear(BTN_START); break; | |
503 | case HID_GD_SELECT: map_key_clear(BTN_SELECT); break; | |
504 | ||
505 | default: goto unknown; | |
506 | } | |
507 | ||
508 | break; | |
509 | ||
510 | case HID_UP_LED: | |
d4ae650a SB |
511 | |
512 | switch (usage->hid & 0xffff) { /* HID-Value: */ | |
513 | case 0x01: map_led (LED_NUML); break; /* "Num Lock" */ | |
514 | case 0x02: map_led (LED_CAPSL); break; /* "Caps Lock" */ | |
515 | case 0x03: map_led (LED_SCROLLL); break; /* "Scroll Lock" */ | |
516 | case 0x04: map_led (LED_COMPOSE); break; /* "Compose" */ | |
517 | case 0x05: map_led (LED_KANA); break; /* "Kana" */ | |
518 | case 0x27: map_led (LED_SLEEP); break; /* "Stand-By" */ | |
519 | case 0x4c: map_led (LED_SUSPEND); break; /* "System Suspend" */ | |
520 | case 0x09: map_led (LED_MUTE); break; /* "Mute" */ | |
521 | case 0x4b: map_led (LED_MISC); break; /* "Generic Indicator" */ | |
522 | case 0x19: map_led (LED_MAIL); break; /* "Message Waiting" */ | |
523 | case 0x4d: map_led (LED_CHARGING); break; /* "External Power Connected" */ | |
524 | ||
525 | default: goto ignore; | |
526 | } | |
dde5845a JK |
527 | break; |
528 | ||
529 | case HID_UP_DIGITIZER: | |
530 | ||
531 | switch (usage->hid & 0xff) { | |
532 | ||
533 | case 0x30: /* TipPressure */ | |
534 | if (!test_bit(BTN_TOUCH, input->keybit)) { | |
535 | device->quirks |= HID_QUIRK_NOTOUCH; | |
536 | set_bit(EV_KEY, input->evbit); | |
537 | set_bit(BTN_TOUCH, input->keybit); | |
538 | } | |
539 | ||
540 | map_abs_clear(ABS_PRESSURE); | |
541 | break; | |
542 | ||
543 | case 0x32: /* InRange */ | |
544 | switch (field->physical & 0xff) { | |
545 | case 0x21: map_key(BTN_TOOL_MOUSE); break; | |
546 | case 0x22: map_key(BTN_TOOL_FINGER); break; | |
547 | default: map_key(BTN_TOOL_PEN); break; | |
548 | } | |
549 | break; | |
550 | ||
551 | case 0x3c: /* Invert */ | |
552 | map_key_clear(BTN_TOOL_RUBBER); | |
553 | break; | |
554 | ||
555 | case 0x33: /* Touch */ | |
556 | case 0x42: /* TipSwitch */ | |
557 | case 0x43: /* TipSwitch2 */ | |
558 | device->quirks &= ~HID_QUIRK_NOTOUCH; | |
559 | map_key_clear(BTN_TOUCH); | |
560 | break; | |
561 | ||
562 | case 0x44: /* BarrelSwitch */ | |
563 | map_key_clear(BTN_STYLUS); | |
564 | break; | |
565 | ||
566 | default: goto unknown; | |
567 | } | |
568 | break; | |
569 | ||
570 | case HID_UP_CONSUMER: /* USB HUT v1.1, pages 56-62 */ | |
571 | ||
572 | switch (usage->hid & HID_USAGE) { | |
573 | case 0x000: goto ignore; | |
574 | case 0x034: map_key_clear(KEY_SLEEP); break; | |
575 | case 0x036: map_key_clear(BTN_MISC); break; | |
daa0bc90 | 576 | |
1c1e40b5 | 577 | case 0x040: map_key_clear(KEY_MENU); break; |
dde5845a | 578 | case 0x045: map_key_clear(KEY_RADIO); break; |
1c1e40b5 | 579 | |
8eda232e | 580 | case 0x083: map_key_clear(KEY_LAST); break; |
1c1e40b5 FF |
581 | case 0x088: map_key_clear(KEY_PC); break; |
582 | case 0x089: map_key_clear(KEY_TV); break; | |
dde5845a | 583 | case 0x08a: map_key_clear(KEY_WWW); break; |
1c1e40b5 FF |
584 | case 0x08b: map_key_clear(KEY_DVD); break; |
585 | case 0x08c: map_key_clear(KEY_PHONE); break; | |
dde5845a | 586 | case 0x08d: map_key_clear(KEY_PROGRAM); break; |
1c1e40b5 FF |
587 | case 0x08e: map_key_clear(KEY_VIDEOPHONE); break; |
588 | case 0x08f: map_key_clear(KEY_GAMES); break; | |
589 | case 0x090: map_key_clear(KEY_MEMO); break; | |
590 | case 0x091: map_key_clear(KEY_CD); break; | |
591 | case 0x092: map_key_clear(KEY_VCR); break; | |
592 | case 0x093: map_key_clear(KEY_TUNER); break; | |
593 | case 0x094: map_key_clear(KEY_EXIT); break; | |
dde5845a | 594 | case 0x095: map_key_clear(KEY_HELP); break; |
1c1e40b5 FF |
595 | case 0x096: map_key_clear(KEY_TAPE); break; |
596 | case 0x097: map_key_clear(KEY_TV2); break; | |
597 | case 0x098: map_key_clear(KEY_SAT); break; | |
8eda232e | 598 | case 0x09a: map_key_clear(KEY_PVR); break; |
1c1e40b5 | 599 | |
dde5845a JK |
600 | case 0x09c: map_key_clear(KEY_CHANNELUP); break; |
601 | case 0x09d: map_key_clear(KEY_CHANNELDOWN); break; | |
1c1e40b5 FF |
602 | case 0x0a0: map_key_clear(KEY_VCR2); break; |
603 | ||
dde5845a JK |
604 | case 0x0b0: map_key_clear(KEY_PLAY); break; |
605 | case 0x0b1: map_key_clear(KEY_PAUSE); break; | |
606 | case 0x0b2: map_key_clear(KEY_RECORD); break; | |
607 | case 0x0b3: map_key_clear(KEY_FASTFORWARD); break; | |
608 | case 0x0b4: map_key_clear(KEY_REWIND); break; | |
609 | case 0x0b5: map_key_clear(KEY_NEXTSONG); break; | |
610 | case 0x0b6: map_key_clear(KEY_PREVIOUSSONG); break; | |
611 | case 0x0b7: map_key_clear(KEY_STOPCD); break; | |
612 | case 0x0b8: map_key_clear(KEY_EJECTCD); break; | |
1c1e40b5 | 613 | |
dde5845a JK |
614 | case 0x0cd: map_key_clear(KEY_PLAYPAUSE); break; |
615 | case 0x0e0: map_abs_clear(ABS_VOLUME); break; | |
616 | case 0x0e2: map_key_clear(KEY_MUTE); break; | |
617 | case 0x0e5: map_key_clear(KEY_BASSBOOST); break; | |
618 | case 0x0e9: map_key_clear(KEY_VOLUMEUP); break; | |
619 | case 0x0ea: map_key_clear(KEY_VOLUMEDOWN); break; | |
92d9e6e6 | 620 | |
3cc5f916 | 621 | case 0x182: map_key_clear(KEY_BOOKMARKS); break; |
dde5845a | 622 | case 0x183: map_key_clear(KEY_CONFIG); break; |
1c1e40b5 FF |
623 | case 0x184: map_key_clear(KEY_WORDPROCESSOR); break; |
624 | case 0x185: map_key_clear(KEY_EDITOR); break; | |
625 | case 0x186: map_key_clear(KEY_SPREADSHEET); break; | |
626 | case 0x187: map_key_clear(KEY_GRAPHICSEDITOR); break; | |
627 | case 0x188: map_key_clear(KEY_PRESENTATION); break; | |
628 | case 0x189: map_key_clear(KEY_DATABASE); break; | |
dde5845a | 629 | case 0x18a: map_key_clear(KEY_MAIL); break; |
1c1e40b5 FF |
630 | case 0x18b: map_key_clear(KEY_NEWS); break; |
631 | case 0x18c: map_key_clear(KEY_VOICEMAIL); break; | |
632 | case 0x18d: map_key_clear(KEY_ADDRESSBOOK); break; | |
633 | case 0x18e: map_key_clear(KEY_CALENDAR); break; | |
634 | case 0x191: map_key_clear(KEY_FINANCE); break; | |
dde5845a JK |
635 | case 0x192: map_key_clear(KEY_CALC); break; |
636 | case 0x194: map_key_clear(KEY_FILE); break; | |
1c1e40b5 | 637 | case 0x196: map_key_clear(KEY_WWW); break; |
3cc5f916 | 638 | case 0x19c: map_key_clear(KEY_LOGOFF); break; |
1c1e40b5 FF |
639 | case 0x19e: map_key_clear(KEY_COFFEE); break; |
640 | case 0x1a6: map_key_clear(KEY_HELP); break; | |
dde5845a | 641 | case 0x1a7: map_key_clear(KEY_DOCUMENTS); break; |
1fe8736d | 642 | case 0x1ab: map_key_clear(KEY_SPELLCHECK); break; |
3cc5f916 KB |
643 | case 0x1b6: map_key_clear(KEY_MEDIA); break; |
644 | case 0x1b7: map_key_clear(KEY_SOUND); break; | |
1c1e40b5 FF |
645 | case 0x1bc: map_key_clear(KEY_MESSENGER); break; |
646 | case 0x1bd: map_key_clear(KEY_INFO); break; | |
dde5845a | 647 | case 0x201: map_key_clear(KEY_NEW); break; |
1c1e40b5 FF |
648 | case 0x202: map_key_clear(KEY_OPEN); break; |
649 | case 0x203: map_key_clear(KEY_CLOSE); break; | |
650 | case 0x204: map_key_clear(KEY_EXIT); break; | |
dde5845a JK |
651 | case 0x207: map_key_clear(KEY_SAVE); break; |
652 | case 0x208: map_key_clear(KEY_PRINT); break; | |
653 | case 0x209: map_key_clear(KEY_PROPS); break; | |
654 | case 0x21a: map_key_clear(KEY_UNDO); break; | |
655 | case 0x21b: map_key_clear(KEY_COPY); break; | |
656 | case 0x21c: map_key_clear(KEY_CUT); break; | |
657 | case 0x21d: map_key_clear(KEY_PASTE); break; | |
5fce620c HG |
658 | case 0x21f: map_key_clear(KEY_FIND); break; |
659 | case 0x221: map_key_clear(KEY_SEARCH); break; | |
660 | case 0x222: map_key_clear(KEY_GOTO); break; | |
dde5845a JK |
661 | case 0x223: map_key_clear(KEY_HOMEPAGE); break; |
662 | case 0x224: map_key_clear(KEY_BACK); break; | |
663 | case 0x225: map_key_clear(KEY_FORWARD); break; | |
664 | case 0x226: map_key_clear(KEY_STOP); break; | |
665 | case 0x227: map_key_clear(KEY_REFRESH); break; | |
666 | case 0x22a: map_key_clear(KEY_BOOKMARKS); break; | |
1c1e40b5 FF |
667 | case 0x22d: map_key_clear(KEY_ZOOMIN); break; |
668 | case 0x22e: map_key_clear(KEY_ZOOMOUT); break; | |
669 | case 0x22f: map_key_clear(KEY_ZOOMRESET); break; | |
dde5845a JK |
670 | case 0x233: map_key_clear(KEY_SCROLLUP); break; |
671 | case 0x234: map_key_clear(KEY_SCROLLDOWN); break; | |
25914662 | 672 | case 0x238: map_rel(REL_HWHEEL); break; |
1c1e40b5 | 673 | case 0x25f: map_key_clear(KEY_CANCEL); break; |
dde5845a | 674 | case 0x279: map_key_clear(KEY_REDO); break; |
1c1e40b5 | 675 | |
dde5845a JK |
676 | case 0x289: map_key_clear(KEY_REPLY); break; |
677 | case 0x28b: map_key_clear(KEY_FORWARDMAIL); break; | |
678 | case 0x28c: map_key_clear(KEY_SEND); break; | |
679 | ||
dde5845a JK |
680 | default: goto ignore; |
681 | } | |
682 | break; | |
683 | ||
684 | case HID_UP_HPVENDOR: /* Reported on a Dutch layout HP5308 */ | |
685 | ||
686 | set_bit(EV_REP, input->evbit); | |
687 | switch (usage->hid & HID_USAGE) { | |
688 | case 0x021: map_key_clear(KEY_PRINT); break; | |
689 | case 0x070: map_key_clear(KEY_HP); break; | |
690 | case 0x071: map_key_clear(KEY_CAMERA); break; | |
691 | case 0x072: map_key_clear(KEY_SOUND); break; | |
692 | case 0x073: map_key_clear(KEY_QUESTION); break; | |
693 | case 0x080: map_key_clear(KEY_EMAIL); break; | |
694 | case 0x081: map_key_clear(KEY_CHAT); break; | |
695 | case 0x082: map_key_clear(KEY_SEARCH); break; | |
696 | case 0x083: map_key_clear(KEY_CONNECT); break; | |
697 | case 0x084: map_key_clear(KEY_FINANCE); break; | |
698 | case 0x085: map_key_clear(KEY_SPORT); break; | |
699 | case 0x086: map_key_clear(KEY_SHOP); break; | |
700 | default: goto ignore; | |
701 | } | |
702 | break; | |
703 | ||
704 | case HID_UP_MSVENDOR: | |
cb1d93c9 | 705 | |
10bd065f | 706 | goto ignore; |
dde5845a | 707 | |
81e1a875 | 708 | case HID_UP_CUSTOM: /* Reported on Logitech and Apple USB keyboards */ |
dde5845a JK |
709 | |
710 | set_bit(EV_REP, input->evbit); | |
711 | switch(usage->hid & HID_USAGE) { | |
712 | case 0x003: | |
81e1a875 | 713 | /* The fn key on Apple USB keyboards */ |
dde5845a | 714 | map_key_clear(KEY_FN); |
81e1a875 | 715 | hidinput_apple_setup(input); |
dde5845a JK |
716 | break; |
717 | ||
718 | default: goto ignore; | |
719 | } | |
720 | break; | |
721 | ||
92d9e6e6 | 722 | case HID_UP_LOGIVENDOR: |
dde5845a | 723 | |
10bd065f JK |
724 | goto ignore; |
725 | ||
dde5845a JK |
726 | case HID_UP_PID: |
727 | ||
728 | switch(usage->hid & HID_USAGE) { | |
729 | case 0xa4: map_key_clear(BTN_DEAD); break; | |
730 | default: goto ignore; | |
731 | } | |
732 | break; | |
733 | ||
734 | default: | |
735 | unknown: | |
736 | if (field->report_size == 1) { | |
737 | if (field->report->type == HID_OUTPUT_REPORT) { | |
738 | map_led(LED_MISC); | |
739 | break; | |
740 | } | |
741 | map_key(BTN_MISC); | |
742 | break; | |
743 | } | |
744 | if (field->flags & HID_MAIN_ITEM_RELATIVE) { | |
745 | map_rel(REL_MISC); | |
746 | break; | |
747 | } | |
748 | map_abs(ABS_MISC); | |
749 | break; | |
750 | } | |
751 | ||
10bd065f | 752 | mapped: |
dde5845a JK |
753 | if (device->quirks & HID_QUIRK_MIGHTYMOUSE) { |
754 | if (usage->hid == HID_GD_Z) | |
755 | map_rel(REL_HWHEEL); | |
756 | else if (usage->code == BTN_1) | |
757 | map_key(BTN_2); | |
758 | else if (usage->code == BTN_2) | |
759 | map_key(BTN_1); | |
760 | } | |
761 | ||
c80e5ffa PT |
762 | if ((device->quirks & (HID_QUIRK_2WHEEL_MOUSE_HACK_7 | HID_QUIRK_2WHEEL_MOUSE_HACK_5 | |
763 | HID_QUIRK_2WHEEL_MOUSE_HACK_B8)) && (usage->type == EV_REL) && | |
764 | (usage->code == REL_WHEEL)) | |
765 | set_bit(REL_HWHEEL, bit); | |
dde5845a JK |
766 | |
767 | if (((device->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_5) && (usage->hid == 0x00090005)) | |
768 | || ((device->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_7) && (usage->hid == 0x00090007))) | |
769 | goto ignore; | |
770 | ||
771 | if ((device->quirks & HID_QUIRK_BAD_RELATIVE_KEYS) && | |
772 | usage->type == EV_KEY && (field->flags & HID_MAIN_ITEM_RELATIVE)) | |
773 | field->flags &= ~HID_MAIN_ITEM_RELATIVE; | |
774 | ||
775 | set_bit(usage->type, input->evbit); | |
776 | ||
25914662 JK |
777 | if (device->quirks & HID_QUIRK_DUPLICATE_USAGES && |
778 | (usage->type == EV_KEY || | |
779 | usage->type == EV_REL || | |
780 | usage->type == EV_ABS)) | |
781 | clear_bit(usage->code, bit); | |
782 | ||
dde5845a JK |
783 | while (usage->code <= max && test_and_set_bit(usage->code, bit)) |
784 | usage->code = find_next_zero_bit(bit, max + 1, usage->code); | |
785 | ||
786 | if (usage->code > max) | |
787 | goto ignore; | |
788 | ||
789 | ||
790 | if (usage->type == EV_ABS) { | |
791 | ||
792 | int a = field->logical_minimum; | |
793 | int b = field->logical_maximum; | |
794 | ||
795 | if ((device->quirks & HID_QUIRK_BADPAD) && (usage->code == ABS_X || usage->code == ABS_Y)) { | |
796 | a = field->logical_minimum = 0; | |
797 | b = field->logical_maximum = 255; | |
798 | } | |
799 | ||
800 | if (field->application == HID_GD_GAMEPAD || field->application == HID_GD_JOYSTICK) | |
801 | input_set_abs_params(input, usage->code, a, b, (b - a) >> 8, (b - a) >> 4); | |
802 | else input_set_abs_params(input, usage->code, a, b, 0, 0); | |
803 | ||
804 | } | |
805 | ||
806 | if (usage->type == EV_ABS && | |
807 | (usage->hat_min < usage->hat_max || usage->hat_dir)) { | |
808 | int i; | |
809 | for (i = usage->code; i < usage->code + 2 && i <= max; i++) { | |
810 | input_set_abs_params(input, i, -1, 1, 0, 0); | |
811 | set_bit(i, input->absbit); | |
812 | } | |
813 | if (usage->hat_dir && !field->dpad) | |
814 | field->dpad = usage->code; | |
815 | } | |
816 | ||
2c1d8aea JK |
817 | /* for those devices which produce Consumer volume usage as relative, |
818 | * we emulate pressing volumeup/volumedown appropriate number of times | |
819 | * in hidinput_hid_event() | |
820 | */ | |
821 | if ((usage->type == EV_ABS) && (field->flags & HID_MAIN_ITEM_RELATIVE) && | |
822 | (usage->code == ABS_VOLUME)) { | |
823 | set_bit(KEY_VOLUMEUP, input->keybit); | |
824 | set_bit(KEY_VOLUMEDOWN, input->keybit); | |
825 | } | |
826 | ||
c01d50d1 JK |
827 | if (usage->type == EV_KEY) { |
828 | set_bit(EV_MSC, input->evbit); | |
829 | set_bit(MSC_SCAN, input->mscbit); | |
830 | } | |
831 | ||
c080d89a | 832 | hid_resolv_event(usage->type, usage->code); |
58037eb9 JK |
833 | |
834 | dbg_hid_line("\n"); | |
835 | ||
dde5845a JK |
836 | return; |
837 | ||
838 | ignore: | |
58037eb9 | 839 | dbg_hid_line("IGNORED\n"); |
dde5845a JK |
840 | return; |
841 | } | |
842 | ||
843 | void hidinput_hid_event(struct hid_device *hid, struct hid_field *field, struct hid_usage *usage, __s32 value) | |
844 | { | |
845 | struct input_dev *input; | |
b4482a4b | 846 | unsigned *quirks = &hid->quirks; |
dde5845a JK |
847 | |
848 | if (!field->hidinput) | |
849 | return; | |
850 | ||
851 | input = field->hidinput->input; | |
852 | ||
853 | if (!usage->type) | |
854 | return; | |
855 | ||
87bc2aa9 JK |
856 | /* handle input events for quirky devices */ |
857 | hidinput_event_quirks(hid, field, usage, value); | |
dde5845a JK |
858 | |
859 | if (usage->hat_min < usage->hat_max || usage->hat_dir) { | |
860 | int hat_dir = usage->hat_dir; | |
861 | if (!hat_dir) | |
862 | hat_dir = (value - usage->hat_min) * 8 / (usage->hat_max - usage->hat_min + 1) + 1; | |
863 | if (hat_dir < 0 || hat_dir > 8) hat_dir = 0; | |
864 | input_event(input, usage->type, usage->code , hid_hat_to_axis[hat_dir].x); | |
865 | input_event(input, usage->type, usage->code + 1, hid_hat_to_axis[hat_dir].y); | |
866 | return; | |
867 | } | |
868 | ||
869 | if (usage->hid == (HID_UP_DIGITIZER | 0x003c)) { /* Invert */ | |
870 | *quirks = value ? (*quirks | HID_QUIRK_INVERT) : (*quirks & ~HID_QUIRK_INVERT); | |
871 | return; | |
872 | } | |
873 | ||
874 | if (usage->hid == (HID_UP_DIGITIZER | 0x0032)) { /* InRange */ | |
875 | if (value) { | |
876 | input_event(input, usage->type, (*quirks & HID_QUIRK_INVERT) ? BTN_TOOL_RUBBER : usage->code, 1); | |
877 | return; | |
878 | } | |
879 | input_event(input, usage->type, usage->code, 0); | |
880 | input_event(input, usage->type, BTN_TOOL_RUBBER, 0); | |
881 | return; | |
882 | } | |
883 | ||
884 | if (usage->hid == (HID_UP_DIGITIZER | 0x0030) && (*quirks & HID_QUIRK_NOTOUCH)) { /* Pressure */ | |
885 | int a = field->logical_minimum; | |
886 | int b = field->logical_maximum; | |
887 | input_event(input, EV_KEY, BTN_TOUCH, value > a + ((b - a) >> 3)); | |
888 | } | |
889 | ||
890 | if (usage->hid == (HID_UP_PID | 0x83UL)) { /* Simultaneous Effects Max */ | |
58037eb9 | 891 | dbg_hid("Maximum Effects - %d\n",value); |
dde5845a JK |
892 | return; |
893 | } | |
894 | ||
895 | if (usage->hid == (HID_UP_PID | 0x7fUL)) { | |
58037eb9 | 896 | dbg_hid("PID Pool Report\n"); |
dde5845a JK |
897 | return; |
898 | } | |
899 | ||
900 | if ((usage->type == EV_KEY) && (usage->code == 0)) /* Key 0 is "unassigned", not KEY_UNKNOWN */ | |
901 | return; | |
902 | ||
2c1d8aea JK |
903 | if ((usage->type == EV_ABS) && (field->flags & HID_MAIN_ITEM_RELATIVE) && |
904 | (usage->code == ABS_VOLUME)) { | |
905 | int count = abs(value); | |
906 | int direction = value > 0 ? KEY_VOLUMEUP : KEY_VOLUMEDOWN; | |
907 | int i; | |
908 | ||
909 | for (i = 0; i < count; i++) { | |
910 | input_event(input, EV_KEY, direction, 1); | |
911 | input_sync(input); | |
912 | input_event(input, EV_KEY, direction, 0); | |
913 | input_sync(input); | |
914 | } | |
915 | return; | |
916 | } | |
917 | ||
c01d50d1 JK |
918 | /* report the usage code as scancode if the key status has changed */ |
919 | if (usage->type == EV_KEY && !!test_bit(usage->code, input->key) != value) | |
920 | input_event(input, EV_MSC, MSC_SCAN, usage->hid); | |
1fe8736d | 921 | |
dde5845a JK |
922 | input_event(input, usage->type, usage->code, value); |
923 | ||
924 | if ((field->flags & HID_MAIN_ITEM_RELATIVE) && (usage->type == EV_KEY)) | |
925 | input_event(input, usage->type, usage->code, 0); | |
926 | } | |
927 | ||
928 | void hidinput_report_event(struct hid_device *hid, struct hid_report *report) | |
929 | { | |
930 | struct hid_input *hidinput; | |
931 | ||
932 | list_for_each_entry(hidinput, &hid->inputs, list) | |
933 | input_sync(hidinput->input); | |
934 | } | |
229695e5 | 935 | EXPORT_SYMBOL_GPL(hidinput_report_event); |
dde5845a | 936 | |
229695e5 | 937 | int hidinput_find_field(struct hid_device *hid, unsigned int type, unsigned int code, struct hid_field **field) |
dde5845a JK |
938 | { |
939 | struct hid_report *report; | |
940 | int i, j; | |
941 | ||
942 | list_for_each_entry(report, &hid->report_enum[HID_OUTPUT_REPORT].report_list, list) { | |
943 | for (i = 0; i < report->maxfield; i++) { | |
944 | *field = report->field[i]; | |
945 | for (j = 0; j < (*field)->maxusage; j++) | |
946 | if ((*field)->usage[j].type == type && (*field)->usage[j].code == code) | |
947 | return j; | |
948 | } | |
949 | } | |
950 | return -1; | |
951 | } | |
229695e5 | 952 | EXPORT_SYMBOL_GPL(hidinput_find_field); |
dde5845a | 953 | |
7c379146 JK |
954 | static int hidinput_open(struct input_dev *dev) |
955 | { | |
e0712985 DT |
956 | struct hid_device *hid = input_get_drvdata(dev); |
957 | ||
7c379146 JK |
958 | return hid->hid_open(hid); |
959 | } | |
960 | ||
961 | static void hidinput_close(struct input_dev *dev) | |
962 | { | |
e0712985 DT |
963 | struct hid_device *hid = input_get_drvdata(dev); |
964 | ||
7c379146 JK |
965 | hid->hid_close(hid); |
966 | } | |
967 | ||
dde5845a JK |
968 | /* |
969 | * Register the input device; print a message. | |
970 | * Configure the input layer interface | |
971 | * Read all reports and initialize the absolute field values. | |
972 | */ | |
973 | ||
974 | int hidinput_connect(struct hid_device *hid) | |
975 | { | |
dde5845a JK |
976 | struct hid_report *report; |
977 | struct hid_input *hidinput = NULL; | |
978 | struct input_dev *input_dev; | |
979 | int i, j, k; | |
5556feae | 980 | int max_report_type = HID_OUTPUT_REPORT; |
dde5845a | 981 | |
0ce91cf9 SP |
982 | if (hid->quirks & HID_QUIRK_IGNORE_HIDINPUT) |
983 | return -1; | |
984 | ||
dde5845a JK |
985 | INIT_LIST_HEAD(&hid->inputs); |
986 | ||
987 | for (i = 0; i < hid->maxcollection; i++) | |
988 | if (hid->collection[i].type == HID_COLLECTION_APPLICATION || | |
989 | hid->collection[i].type == HID_COLLECTION_PHYSICAL) | |
990 | if (IS_INPUT_APPLICATION(hid->collection[i].usage)) | |
991 | break; | |
992 | ||
defd2086 | 993 | if (i == hid->maxcollection && (hid->quirks & HID_QUIRK_HIDINPUT) == 0) |
dde5845a JK |
994 | return -1; |
995 | ||
5556feae AH |
996 | if (hid->quirks & HID_QUIRK_SKIP_OUTPUT_REPORTS) |
997 | max_report_type = HID_INPUT_REPORT; | |
998 | ||
999 | for (k = HID_INPUT_REPORT; k <= max_report_type; k++) | |
dde5845a JK |
1000 | list_for_each_entry(report, &hid->report_enum[k].report_list, list) { |
1001 | ||
1002 | if (!report->maxfield) | |
1003 | continue; | |
1004 | ||
1005 | if (!hidinput) { | |
1006 | hidinput = kzalloc(sizeof(*hidinput), GFP_KERNEL); | |
1007 | input_dev = input_allocate_device(); | |
1008 | if (!hidinput || !input_dev) { | |
1009 | kfree(hidinput); | |
1010 | input_free_device(input_dev); | |
58037eb9 | 1011 | err_hid("Out of memory during hid input probe"); |
368d290b | 1012 | goto out_unwind; |
dde5845a JK |
1013 | } |
1014 | ||
e0712985 | 1015 | input_set_drvdata(input_dev, hid); |
229695e5 | 1016 | input_dev->event = hid->hidinput_input_event; |
7c379146 JK |
1017 | input_dev->open = hidinput_open; |
1018 | input_dev->close = hidinput_close; | |
fe7ba31f MR |
1019 | input_dev->setkeycode = hidinput_setkeycode; |
1020 | input_dev->getkeycode = hidinput_getkeycode; | |
dde5845a JK |
1021 | |
1022 | input_dev->name = hid->name; | |
1023 | input_dev->phys = hid->phys; | |
1024 | input_dev->uniq = hid->uniq; | |
229695e5 JK |
1025 | input_dev->id.bustype = hid->bus; |
1026 | input_dev->id.vendor = hid->vendor; | |
1027 | input_dev->id.product = hid->product; | |
1028 | input_dev->id.version = hid->version; | |
e0712985 | 1029 | input_dev->dev.parent = hid->dev; |
dde5845a JK |
1030 | hidinput->input = input_dev; |
1031 | list_add_tail(&hidinput->list, &hid->inputs); | |
1032 | } | |
1033 | ||
1034 | for (i = 0; i < report->maxfield; i++) | |
1035 | for (j = 0; j < report->field[i]->maxusage; j++) | |
1036 | hidinput_configure_usage(hidinput, report->field[i], | |
1037 | report->field[i]->usage + j); | |
1038 | ||
1039 | if (hid->quirks & HID_QUIRK_MULTI_INPUT) { | |
1040 | /* This will leave hidinput NULL, so that it | |
1041 | * allocates another one if we have more inputs on | |
1042 | * the same interface. Some devices (e.g. Happ's | |
1043 | * UGCI) cram a lot of unrelated inputs into the | |
1044 | * same interface. */ | |
1045 | hidinput->report = report; | |
368d290b DH |
1046 | if (input_register_device(hidinput->input)) |
1047 | goto out_cleanup; | |
dde5845a JK |
1048 | hidinput = NULL; |
1049 | } | |
1050 | } | |
1051 | ||
368d290b DH |
1052 | if (hidinput && input_register_device(hidinput->input)) |
1053 | goto out_cleanup; | |
dde5845a JK |
1054 | |
1055 | return 0; | |
368d290b DH |
1056 | |
1057 | out_cleanup: | |
1058 | input_free_device(hidinput->input); | |
1059 | kfree(hidinput); | |
1060 | out_unwind: | |
1061 | /* unwind the ones we already registered */ | |
1062 | hidinput_disconnect(hid); | |
1063 | ||
1064 | return -1; | |
dde5845a | 1065 | } |
229695e5 | 1066 | EXPORT_SYMBOL_GPL(hidinput_connect); |
dde5845a JK |
1067 | |
1068 | void hidinput_disconnect(struct hid_device *hid) | |
1069 | { | |
1070 | struct hid_input *hidinput, *next; | |
1071 | ||
1072 | list_for_each_entry_safe(hidinput, next, &hid->inputs, list) { | |
1073 | list_del(&hidinput->list); | |
1074 | input_unregister_device(hidinput->input); | |
1075 | kfree(hidinput); | |
1076 | } | |
1077 | } | |
229695e5 JK |
1078 | EXPORT_SYMBOL_GPL(hidinput_disconnect); |
1079 |