Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 |
| 5 | * |
| 6 | * USB HID to Linux Input mapping |
| 7 | */ |
| 8 | |
| 9 | /* |
| 10 | * This program is free software; you can redistribute it and/or modify |
| 11 | * it under the terms of the GNU General Public License as published by |
| 12 | * the Free Software Foundation; either version 2 of the License, or |
| 13 | * (at your option) any later version. |
| 14 | * |
| 15 | * This program is distributed in the hope that it will be useful, |
| 16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 18 | * GNU General Public License for more details. |
| 19 | * |
| 20 | * You should have received a copy of the GNU General Public License |
| 21 | * along with this program; if not, write to the Free Software |
| 22 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| 23 | * |
| 24 | * Should you need to contact me, the author, you can do so either by |
| 25 | * e-mail - mail your message to <vojtech@ucw.cz>, or by paper mail: |
| 26 | * Vojtech Pavlik, Simunkova 1594, Prague 8, 182 00 Czech Republic |
| 27 | */ |
| 28 | |
| 29 | #include <linux/module.h> |
| 30 | #include <linux/slab.h> |
| 31 | #include <linux/kernel.h> |
| 32 | #include <linux/input.h> |
| 33 | #include <linux/usb.h> |
Dmitry Torokhov | 16a334c | 2005-06-30 00:49:08 -0500 | [diff] [blame] | 34 | #include <linux/usb_input.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 35 | |
| 36 | #undef DEBUG |
| 37 | |
| 38 | #include "hid.h" |
| 39 | |
| 40 | #define unk KEY_UNKNOWN |
| 41 | |
| 42 | static unsigned char hid_keyboard[256] = { |
| 43 | 0, 0, 0, 0, 30, 48, 46, 32, 18, 33, 34, 35, 23, 36, 37, 38, |
| 44 | 50, 49, 24, 25, 16, 19, 31, 20, 22, 47, 17, 45, 21, 44, 2, 3, |
| 45 | 4, 5, 6, 7, 8, 9, 10, 11, 28, 1, 14, 15, 57, 12, 13, 26, |
| 46 | 27, 43, 43, 39, 40, 41, 51, 52, 53, 58, 59, 60, 61, 62, 63, 64, |
| 47 | 65, 66, 67, 68, 87, 88, 99, 70,119,110,102,104,111,107,109,106, |
| 48 | 105,108,103, 69, 98, 55, 74, 78, 96, 79, 80, 81, 75, 76, 77, 71, |
| 49 | 72, 73, 82, 83, 86,127,116,117,183,184,185,186,187,188,189,190, |
| 50 | 191,192,193,194,134,138,130,132,128,129,131,137,133,135,136,113, |
| 51 | 115,114,unk,unk,unk,121,unk, 89, 93,124, 92, 94, 95,unk,unk,unk, |
| 52 | 122,123, 90, 91, 85,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk, |
| 53 | unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk, |
| 54 | unk,unk,unk,unk,unk,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, |
| 56 | unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk,unk, |
| 57 | 29, 42, 56,125, 97, 54,100,126,164,166,165,163,161,115,114,113, |
| 58 | 150,158,159,128,136,177,178,176,142,152,173,140,unk,unk,unk,unk |
| 59 | }; |
| 60 | |
| 61 | static struct { |
| 62 | __s32 x; |
| 63 | __s32 y; |
| 64 | } hid_hat_to_axis[] = {{ 0, 0}, { 0,-1}, { 1,-1}, { 1, 0}, { 1, 1}, { 0, 1}, {-1, 1}, {-1, 0}, {-1,-1}}; |
| 65 | |
| 66 | #define map_abs(c) do { usage->code = c; usage->type = EV_ABS; bit = input->absbit; max = ABS_MAX; } while (0) |
| 67 | #define map_rel(c) do { usage->code = c; usage->type = EV_REL; bit = input->relbit; max = REL_MAX; } while (0) |
| 68 | #define map_key(c) do { usage->code = c; usage->type = EV_KEY; bit = input->keybit; max = KEY_MAX; } while (0) |
| 69 | #define map_led(c) do { usage->code = c; usage->type = EV_LED; bit = input->ledbit; max = LED_MAX; } while (0) |
| 70 | #define map_ff(c) do { usage->code = c; usage->type = EV_FF; bit = input->ffbit; max = FF_MAX; } while (0) |
| 71 | |
| 72 | #define map_abs_clear(c) do { map_abs(c); clear_bit(c, bit); } while (0) |
| 73 | #define map_key_clear(c) do { map_key(c); clear_bit(c, bit); } while (0) |
| 74 | #define map_ff_effect(c) do { set_bit(c, input->ffbit); } while (0) |
| 75 | |
| 76 | static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_field *field, |
| 77 | struct hid_usage *usage) |
| 78 | { |
| 79 | struct input_dev *input = &hidinput->input; |
| 80 | struct hid_device *device = hidinput->input.private; |
Vojtech Pavlik | 8a409b0 | 2005-09-05 00:08:08 -0500 | [diff] [blame^] | 81 | int max = 0, code; |
| 82 | unsigned long *bit = NULL; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 83 | |
| 84 | field->hidinput = hidinput; |
| 85 | |
| 86 | #ifdef DEBUG |
| 87 | printk(KERN_DEBUG "Mapping: "); |
| 88 | resolv_usage(usage->hid); |
| 89 | printk(" ---> "); |
| 90 | #endif |
| 91 | |
| 92 | if (field->flags & HID_MAIN_ITEM_CONSTANT) |
| 93 | goto ignore; |
| 94 | |
| 95 | switch (usage->hid & HID_USAGE_PAGE) { |
| 96 | |
| 97 | case HID_UP_UNDEFINED: |
| 98 | goto ignore; |
| 99 | |
| 100 | case HID_UP_KEYBOARD: |
| 101 | |
| 102 | set_bit(EV_REP, input->evbit); |
| 103 | |
| 104 | if ((usage->hid & HID_USAGE) < 256) { |
| 105 | if (!hid_keyboard[usage->hid & HID_USAGE]) goto ignore; |
| 106 | map_key_clear(hid_keyboard[usage->hid & HID_USAGE]); |
| 107 | } else |
| 108 | map_key(KEY_UNKNOWN); |
| 109 | |
| 110 | break; |
| 111 | |
| 112 | case HID_UP_BUTTON: |
| 113 | |
| 114 | code = ((usage->hid - 1) & 0xf); |
| 115 | |
| 116 | switch (field->application) { |
| 117 | case HID_GD_MOUSE: |
| 118 | case HID_GD_POINTER: code += 0x110; break; |
| 119 | case HID_GD_JOYSTICK: code += 0x120; break; |
| 120 | case HID_GD_GAMEPAD: code += 0x130; break; |
| 121 | default: |
| 122 | switch (field->physical) { |
| 123 | case HID_GD_MOUSE: |
| 124 | case HID_GD_POINTER: code += 0x110; break; |
| 125 | case HID_GD_JOYSTICK: code += 0x120; break; |
| 126 | case HID_GD_GAMEPAD: code += 0x130; break; |
| 127 | default: code += 0x100; |
| 128 | } |
| 129 | } |
| 130 | |
| 131 | map_key(code); |
| 132 | break; |
| 133 | |
Vojtech Pavlik | 0aebfda | 2005-09-05 00:07:59 -0500 | [diff] [blame] | 134 | |
| 135 | case HID_UP_SIMULATION: |
| 136 | |
| 137 | switch (usage->hid & 0xffff) { |
| 138 | case 0xba: map_abs(ABS_RUDDER); break; |
| 139 | case 0xbb: map_abs(ABS_THROTTLE); break; |
| 140 | } |
| 141 | break; |
| 142 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 143 | case HID_UP_GENDESK: |
| 144 | |
| 145 | if ((usage->hid & 0xf0) == 0x80) { /* SystemControl */ |
| 146 | switch (usage->hid & 0xf) { |
| 147 | case 0x1: map_key_clear(KEY_POWER); break; |
| 148 | case 0x2: map_key_clear(KEY_SLEEP); break; |
| 149 | case 0x3: map_key_clear(KEY_WAKEUP); break; |
| 150 | default: goto unknown; |
| 151 | } |
| 152 | break; |
| 153 | } |
| 154 | |
| 155 | if ((usage->hid & 0xf0) == 0x90) { /* D-pad */ |
| 156 | switch (usage->hid) { |
| 157 | case HID_GD_UP: usage->hat_dir = 1; break; |
| 158 | case HID_GD_DOWN: usage->hat_dir = 5; break; |
| 159 | case HID_GD_RIGHT: usage->hat_dir = 3; break; |
| 160 | case HID_GD_LEFT: usage->hat_dir = 7; break; |
| 161 | default: goto unknown; |
| 162 | } |
| 163 | if (field->dpad) { |
| 164 | map_abs(field->dpad); |
| 165 | goto ignore; |
| 166 | } |
| 167 | map_abs(ABS_HAT0X); |
| 168 | break; |
| 169 | } |
| 170 | |
| 171 | switch (usage->hid) { |
| 172 | |
| 173 | /* These usage IDs map directly to the usage codes. */ |
| 174 | case HID_GD_X: case HID_GD_Y: case HID_GD_Z: |
| 175 | case HID_GD_RX: case HID_GD_RY: case HID_GD_RZ: |
| 176 | case HID_GD_SLIDER: case HID_GD_DIAL: case HID_GD_WHEEL: |
Dmitry Torokhov | 05f091ab | 2005-05-29 02:29:01 -0500 | [diff] [blame] | 177 | if (field->flags & HID_MAIN_ITEM_RELATIVE) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 178 | map_rel(usage->hid & 0xf); |
| 179 | else |
| 180 | map_abs(usage->hid & 0xf); |
| 181 | break; |
| 182 | |
| 183 | case HID_GD_HATSWITCH: |
| 184 | usage->hat_min = field->logical_minimum; |
| 185 | usage->hat_max = field->logical_maximum; |
| 186 | map_abs(ABS_HAT0X); |
| 187 | break; |
| 188 | |
| 189 | case HID_GD_START: map_key_clear(BTN_START); break; |
| 190 | case HID_GD_SELECT: map_key_clear(BTN_SELECT); break; |
| 191 | |
| 192 | default: goto unknown; |
| 193 | } |
| 194 | |
| 195 | break; |
| 196 | |
| 197 | case HID_UP_LED: |
| 198 | if (((usage->hid - 1) & 0xffff) >= LED_MAX) |
| 199 | goto ignore; |
| 200 | map_led((usage->hid - 1) & 0xffff); |
| 201 | break; |
| 202 | |
| 203 | case HID_UP_DIGITIZER: |
| 204 | |
| 205 | switch (usage->hid & 0xff) { |
| 206 | |
| 207 | case 0x30: /* TipPressure */ |
| 208 | if (!test_bit(BTN_TOUCH, input->keybit)) { |
| 209 | device->quirks |= HID_QUIRK_NOTOUCH; |
| 210 | set_bit(EV_KEY, input->evbit); |
| 211 | set_bit(BTN_TOUCH, input->keybit); |
| 212 | } |
| 213 | |
| 214 | map_abs_clear(ABS_PRESSURE); |
| 215 | break; |
| 216 | |
| 217 | case 0x32: /* InRange */ |
| 218 | switch (field->physical & 0xff) { |
| 219 | case 0x21: map_key(BTN_TOOL_MOUSE); break; |
| 220 | case 0x22: map_key(BTN_TOOL_FINGER); break; |
| 221 | default: map_key(BTN_TOOL_PEN); break; |
| 222 | } |
| 223 | break; |
| 224 | |
| 225 | case 0x3c: /* Invert */ |
| 226 | map_key_clear(BTN_TOOL_RUBBER); |
| 227 | break; |
| 228 | |
| 229 | case 0x33: /* Touch */ |
| 230 | case 0x42: /* TipSwitch */ |
| 231 | case 0x43: /* TipSwitch2 */ |
| 232 | device->quirks &= ~HID_QUIRK_NOTOUCH; |
| 233 | map_key_clear(BTN_TOUCH); |
| 234 | break; |
| 235 | |
| 236 | case 0x44: /* BarrelSwitch */ |
| 237 | map_key_clear(BTN_STYLUS); |
| 238 | break; |
| 239 | |
| 240 | default: goto unknown; |
| 241 | } |
| 242 | break; |
| 243 | |
| 244 | case HID_UP_CONSUMER: /* USB HUT v1.1, pages 56-62 */ |
| 245 | |
| 246 | switch (usage->hid & HID_USAGE) { |
| 247 | case 0x000: goto ignore; |
| 248 | case 0x034: map_key_clear(KEY_SLEEP); break; |
| 249 | case 0x036: map_key_clear(BTN_MISC); break; |
| 250 | case 0x08a: map_key_clear(KEY_WWW); break; |
Vojtech Pavlik | 8a409b0 | 2005-09-05 00:08:08 -0500 | [diff] [blame^] | 251 | case 0x08d: map_key_clear(KEY_PROGRAM); break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 252 | case 0x095: map_key_clear(KEY_HELP); break; |
Vojtech Pavlik | 8a409b0 | 2005-09-05 00:08:08 -0500 | [diff] [blame^] | 253 | case 0x09c: map_key_clear(KEY_CHANNELUP); break; |
| 254 | case 0x09d: map_key_clear(KEY_CHANNELDOWN); break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 255 | case 0x0b0: map_key_clear(KEY_PLAY); break; |
| 256 | case 0x0b1: map_key_clear(KEY_PAUSE); break; |
| 257 | case 0x0b2: map_key_clear(KEY_RECORD); break; |
| 258 | case 0x0b3: map_key_clear(KEY_FASTFORWARD); break; |
| 259 | case 0x0b4: map_key_clear(KEY_REWIND); break; |
| 260 | case 0x0b5: map_key_clear(KEY_NEXTSONG); break; |
| 261 | case 0x0b6: map_key_clear(KEY_PREVIOUSSONG); break; |
| 262 | case 0x0b7: map_key_clear(KEY_STOPCD); break; |
| 263 | case 0x0b8: map_key_clear(KEY_EJECTCD); break; |
| 264 | case 0x0cd: map_key_clear(KEY_PLAYPAUSE); break; |
| 265 | case 0x0e0: map_abs_clear(ABS_VOLUME); break; |
| 266 | case 0x0e2: map_key_clear(KEY_MUTE); break; |
| 267 | case 0x0e5: map_key_clear(KEY_BASSBOOST); break; |
| 268 | case 0x0e9: map_key_clear(KEY_VOLUMEUP); break; |
| 269 | case 0x0ea: map_key_clear(KEY_VOLUMEDOWN); break; |
| 270 | case 0x183: map_key_clear(KEY_CONFIG); break; |
| 271 | case 0x18a: map_key_clear(KEY_MAIL); break; |
| 272 | case 0x192: map_key_clear(KEY_CALC); break; |
| 273 | case 0x194: map_key_clear(KEY_FILE); break; |
Vojtech Pavlik | 8a409b0 | 2005-09-05 00:08:08 -0500 | [diff] [blame^] | 274 | case 0x1a7: map_key_clear(KEY_DOCUMENTS); break; |
| 275 | case 0x201: map_key_clear(KEY_NEW); break; |
| 276 | case 0x207: map_key_clear(KEY_SAVE); break; |
| 277 | case 0x208: map_key_clear(KEY_PRINT); break; |
| 278 | case 0x209: map_key_clear(KEY_PROPS); break; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 279 | case 0x21a: map_key_clear(KEY_UNDO); break; |
| 280 | case 0x21b: map_key_clear(KEY_COPY); break; |
| 281 | case 0x21c: map_key_clear(KEY_CUT); break; |
| 282 | case 0x21d: map_key_clear(KEY_PASTE); break; |
| 283 | case 0x221: map_key_clear(KEY_FIND); break; |
| 284 | case 0x223: map_key_clear(KEY_HOMEPAGE); break; |
| 285 | case 0x224: map_key_clear(KEY_BACK); break; |
| 286 | case 0x225: map_key_clear(KEY_FORWARD); break; |
| 287 | case 0x226: map_key_clear(KEY_STOP); break; |
| 288 | case 0x227: map_key_clear(KEY_REFRESH); break; |
| 289 | case 0x22a: map_key_clear(KEY_BOOKMARKS); break; |
| 290 | case 0x238: map_rel(REL_HWHEEL); break; |
Vojtech Pavlik | 8a409b0 | 2005-09-05 00:08:08 -0500 | [diff] [blame^] | 291 | case 0x279: map_key_clear(KEY_REDO); break; |
| 292 | case 0x289: map_key_clear(KEY_REPLY); break; |
| 293 | case 0x28b: map_key_clear(KEY_FORWARDMAIL); break; |
| 294 | case 0x28c: map_key_clear(KEY_SEND); break; |
| 295 | default: goto ignore; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 296 | } |
| 297 | break; |
| 298 | |
| 299 | case HID_UP_HPVENDOR: /* Reported on a Dutch layout HP5308 */ |
| 300 | |
| 301 | set_bit(EV_REP, input->evbit); |
| 302 | switch (usage->hid & HID_USAGE) { |
| 303 | case 0x021: map_key_clear(KEY_PRINT); break; |
| 304 | case 0x070: map_key_clear(KEY_HP); break; |
| 305 | case 0x071: map_key_clear(KEY_CAMERA); break; |
| 306 | case 0x072: map_key_clear(KEY_SOUND); break; |
| 307 | case 0x073: map_key_clear(KEY_QUESTION); break; |
| 308 | case 0x080: map_key_clear(KEY_EMAIL); break; |
| 309 | case 0x081: map_key_clear(KEY_CHAT); break; |
| 310 | case 0x082: map_key_clear(KEY_SEARCH); break; |
| 311 | case 0x083: map_key_clear(KEY_CONNECT); break; |
| 312 | case 0x084: map_key_clear(KEY_FINANCE); break; |
| 313 | case 0x085: map_key_clear(KEY_SPORT); break; |
| 314 | case 0x086: map_key_clear(KEY_SHOP); break; |
| 315 | default: goto ignore; |
| 316 | } |
| 317 | break; |
| 318 | |
| 319 | case HID_UP_MSVENDOR: |
Vojtech Pavlik | b8c9c64 | 2005-09-05 00:07:37 -0500 | [diff] [blame] | 320 | case HID_UP_LOGIVENDOR: |
Vojtech Pavlik | 8a409b0 | 2005-09-05 00:08:08 -0500 | [diff] [blame^] | 321 | case HID_UP_LOGIVENDOR2: |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 322 | |
| 323 | goto ignore; |
Dmitry Torokhov | 05f091ab | 2005-05-29 02:29:01 -0500 | [diff] [blame] | 324 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 325 | case HID_UP_PID: |
| 326 | |
| 327 | set_bit(EV_FF, input->evbit); |
| 328 | switch(usage->hid & HID_USAGE) { |
| 329 | case 0x26: map_ff_effect(FF_CONSTANT); goto ignore; |
| 330 | case 0x27: map_ff_effect(FF_RAMP); goto ignore; |
| 331 | case 0x28: map_ff_effect(FF_CUSTOM); goto ignore; |
| 332 | case 0x30: map_ff_effect(FF_SQUARE); map_ff_effect(FF_PERIODIC); goto ignore; |
| 333 | case 0x31: map_ff_effect(FF_SINE); map_ff_effect(FF_PERIODIC); goto ignore; |
| 334 | case 0x32: map_ff_effect(FF_TRIANGLE); map_ff_effect(FF_PERIODIC); goto ignore; |
| 335 | case 0x33: map_ff_effect(FF_SAW_UP); map_ff_effect(FF_PERIODIC); goto ignore; |
| 336 | case 0x34: map_ff_effect(FF_SAW_DOWN); map_ff_effect(FF_PERIODIC); goto ignore; |
| 337 | case 0x40: map_ff_effect(FF_SPRING); goto ignore; |
| 338 | case 0x41: map_ff_effect(FF_DAMPER); goto ignore; |
| 339 | case 0x42: map_ff_effect(FF_INERTIA); goto ignore; |
| 340 | case 0x43: map_ff_effect(FF_FRICTION); goto ignore; |
| 341 | case 0x7e: map_ff(FF_GAIN); break; |
| 342 | case 0x83: input->ff_effects_max = field->value[0]; goto ignore; |
| 343 | case 0x98: map_ff(FF_AUTOCENTER); break; |
| 344 | case 0xa4: map_key_clear(BTN_DEAD); break; |
| 345 | default: goto ignore; |
| 346 | } |
| 347 | break; |
| 348 | |
| 349 | default: |
| 350 | unknown: |
| 351 | if (field->report_size == 1) { |
| 352 | if (field->report->type == HID_OUTPUT_REPORT) { |
| 353 | map_led(LED_MISC); |
| 354 | break; |
| 355 | } |
| 356 | map_key(BTN_MISC); |
| 357 | break; |
| 358 | } |
| 359 | if (field->flags & HID_MAIN_ITEM_RELATIVE) { |
| 360 | map_rel(REL_MISC); |
| 361 | break; |
| 362 | } |
| 363 | map_abs(ABS_MISC); |
| 364 | break; |
| 365 | } |
| 366 | |
| 367 | set_bit(usage->type, input->evbit); |
| 368 | |
| 369 | while (usage->code <= max && test_and_set_bit(usage->code, bit)) |
| 370 | usage->code = find_next_zero_bit(bit, max + 1, usage->code); |
| 371 | |
| 372 | if (usage->code > max) |
| 373 | goto ignore; |
| 374 | |
| 375 | if ((device->quirks & (HID_QUIRK_2WHEEL_MOUSE_HACK_7 | HID_QUIRK_2WHEEL_MOUSE_HACK_5)) && |
Dmitry Torokhov | 05f091ab | 2005-05-29 02:29:01 -0500 | [diff] [blame] | 376 | (usage->type == EV_REL) && (usage->code == REL_WHEEL)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 377 | set_bit(REL_HWHEEL, bit); |
| 378 | |
| 379 | if (((device->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_5) && (usage->hid == 0x00090005)) |
| 380 | || ((device->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_7) && (usage->hid == 0x00090007))) |
| 381 | goto ignore; |
| 382 | |
| 383 | if (usage->type == EV_ABS) { |
| 384 | |
| 385 | int a = field->logical_minimum; |
| 386 | int b = field->logical_maximum; |
| 387 | |
| 388 | if ((device->quirks & HID_QUIRK_BADPAD) && (usage->code == ABS_X || usage->code == ABS_Y)) { |
| 389 | a = field->logical_minimum = 0; |
| 390 | b = field->logical_maximum = 255; |
| 391 | } |
Dmitry Torokhov | 05f091ab | 2005-05-29 02:29:01 -0500 | [diff] [blame] | 392 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 393 | if (field->application == HID_GD_GAMEPAD || field->application == HID_GD_JOYSTICK) |
| 394 | input_set_abs_params(input, usage->code, a, b, (b - a) >> 8, (b - a) >> 4); |
| 395 | else input_set_abs_params(input, usage->code, a, b, 0, 0); |
Dmitry Torokhov | 05f091ab | 2005-05-29 02:29:01 -0500 | [diff] [blame] | 396 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 397 | } |
| 398 | |
| 399 | if (usage->hat_min < usage->hat_max || usage->hat_dir) { |
| 400 | int i; |
| 401 | for (i = usage->code; i < usage->code + 2 && i <= max; i++) { |
| 402 | input_set_abs_params(input, i, -1, 1, 0, 0); |
| 403 | set_bit(i, input->absbit); |
| 404 | } |
| 405 | if (usage->hat_dir && !field->dpad) |
| 406 | field->dpad = usage->code; |
| 407 | } |
| 408 | |
| 409 | #ifdef DEBUG |
| 410 | resolv_event(usage->type, usage->code); |
| 411 | printk("\n"); |
| 412 | #endif |
| 413 | return; |
| 414 | |
| 415 | ignore: |
| 416 | #ifdef DEBUG |
| 417 | printk("IGNORED\n"); |
| 418 | #endif |
| 419 | return; |
| 420 | } |
| 421 | |
| 422 | void hidinput_hid_event(struct hid_device *hid, struct hid_field *field, struct hid_usage *usage, __s32 value, struct pt_regs *regs) |
| 423 | { |
Pete Zaitcev | a9b2e91 | 2005-07-29 12:18:34 -0700 | [diff] [blame] | 424 | struct input_dev *input; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 425 | int *quirks = &hid->quirks; |
| 426 | |
Pete Zaitcev | a9b2e91 | 2005-07-29 12:18:34 -0700 | [diff] [blame] | 427 | if (!field->hidinput) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 428 | return; |
Pete Zaitcev | a9b2e91 | 2005-07-29 12:18:34 -0700 | [diff] [blame] | 429 | input = &field->hidinput->input; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 430 | |
| 431 | input_regs(input, regs); |
| 432 | |
| 433 | if (!usage->type) |
| 434 | return; |
| 435 | |
| 436 | if (((hid->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_5) && (usage->hid == 0x00090005)) |
| 437 | || ((hid->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_7) && (usage->hid == 0x00090007))) { |
| 438 | if (value) hid->quirks |= HID_QUIRK_2WHEEL_MOUSE_HACK_ON; |
| 439 | else hid->quirks &= ~HID_QUIRK_2WHEEL_MOUSE_HACK_ON; |
| 440 | return; |
| 441 | } |
| 442 | |
| 443 | if ((hid->quirks & HID_QUIRK_2WHEEL_MOUSE_HACK_ON) && (usage->code == REL_WHEEL)) { |
| 444 | input_event(input, usage->type, REL_HWHEEL, value); |
| 445 | return; |
| 446 | } |
| 447 | |
Dmitry Torokhov | 05f091ab | 2005-05-29 02:29:01 -0500 | [diff] [blame] | 448 | if (usage->hat_min < usage->hat_max || usage->hat_dir) { |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 449 | int hat_dir = usage->hat_dir; |
| 450 | if (!hat_dir) |
| 451 | hat_dir = (value - usage->hat_min) * 8 / (usage->hat_max - usage->hat_min + 1) + 1; |
| 452 | if (hat_dir < 0 || hat_dir > 8) hat_dir = 0; |
| 453 | input_event(input, usage->type, usage->code , hid_hat_to_axis[hat_dir].x); |
| 454 | input_event(input, usage->type, usage->code + 1, hid_hat_to_axis[hat_dir].y); |
| 455 | return; |
| 456 | } |
| 457 | |
| 458 | if (usage->hid == (HID_UP_DIGITIZER | 0x003c)) { /* Invert */ |
| 459 | *quirks = value ? (*quirks | HID_QUIRK_INVERT) : (*quirks & ~HID_QUIRK_INVERT); |
| 460 | return; |
| 461 | } |
| 462 | |
| 463 | if (usage->hid == (HID_UP_DIGITIZER | 0x0032)) { /* InRange */ |
| 464 | if (value) { |
| 465 | input_event(input, usage->type, (*quirks & HID_QUIRK_INVERT) ? BTN_TOOL_RUBBER : usage->code, 1); |
| 466 | return; |
| 467 | } |
| 468 | input_event(input, usage->type, usage->code, 0); |
| 469 | input_event(input, usage->type, BTN_TOOL_RUBBER, 0); |
| 470 | return; |
| 471 | } |
| 472 | |
| 473 | if (usage->hid == (HID_UP_DIGITIZER | 0x0030) && (*quirks & HID_QUIRK_NOTOUCH)) { /* Pressure */ |
| 474 | int a = field->logical_minimum; |
| 475 | int b = field->logical_maximum; |
| 476 | input_event(input, EV_KEY, BTN_TOUCH, value > a + ((b - a) >> 3)); |
| 477 | } |
| 478 | |
| 479 | if (usage->hid == (HID_UP_PID | 0x83UL)) { /* Simultaneous Effects Max */ |
| 480 | input->ff_effects_max = value; |
| 481 | dbg("Maximum Effects - %d",input->ff_effects_max); |
| 482 | return; |
| 483 | } |
| 484 | |
| 485 | if (usage->hid == (HID_UP_PID | 0x7fUL)) { |
| 486 | dbg("PID Pool Report\n"); |
| 487 | return; |
| 488 | } |
| 489 | |
| 490 | if((usage->type == EV_KEY) && (usage->code == 0)) /* Key 0 is "unassigned", not KEY_UNKNOWN */ |
| 491 | return; |
| 492 | |
| 493 | input_event(input, usage->type, usage->code, value); |
| 494 | |
| 495 | if ((field->flags & HID_MAIN_ITEM_RELATIVE) && (usage->type == EV_KEY)) |
| 496 | input_event(input, usage->type, usage->code, 0); |
| 497 | } |
| 498 | |
| 499 | void hidinput_report_event(struct hid_device *hid, struct hid_report *report) |
| 500 | { |
| 501 | struct list_head *lh; |
| 502 | struct hid_input *hidinput; |
| 503 | |
| 504 | list_for_each (lh, &hid->inputs) { |
| 505 | hidinput = list_entry(lh, struct hid_input, list); |
| 506 | input_sync(&hidinput->input); |
| 507 | } |
| 508 | } |
| 509 | |
| 510 | static int hidinput_find_field(struct hid_device *hid, unsigned int type, unsigned int code, struct hid_field **field) |
| 511 | { |
| 512 | struct hid_report *report; |
| 513 | int i, j; |
| 514 | |
| 515 | list_for_each_entry(report, &hid->report_enum[HID_OUTPUT_REPORT].report_list, list) { |
| 516 | for (i = 0; i < report->maxfield; i++) { |
| 517 | *field = report->field[i]; |
| 518 | for (j = 0; j < (*field)->maxusage; j++) |
| 519 | if ((*field)->usage[j].type == type && (*field)->usage[j].code == code) |
| 520 | return j; |
| 521 | } |
| 522 | } |
| 523 | return -1; |
| 524 | } |
| 525 | |
| 526 | static int hidinput_input_event(struct input_dev *dev, unsigned int type, unsigned int code, int value) |
| 527 | { |
| 528 | struct hid_device *hid = dev->private; |
| 529 | struct hid_field *field; |
| 530 | int offset; |
| 531 | |
| 532 | if (type == EV_FF) |
| 533 | return hid_ff_event(hid, dev, type, code, value); |
| 534 | |
| 535 | if (type != EV_LED) |
| 536 | return -1; |
| 537 | |
| 538 | if ((offset = hidinput_find_field(hid, type, code, &field)) == -1) { |
| 539 | warn("event field not found"); |
| 540 | return -1; |
| 541 | } |
| 542 | |
| 543 | hid_set_field(field, offset, value); |
| 544 | hid_submit_report(hid, field->report, USB_DIR_OUT); |
| 545 | |
| 546 | return 0; |
| 547 | } |
| 548 | |
| 549 | static int hidinput_open(struct input_dev *dev) |
| 550 | { |
| 551 | struct hid_device *hid = dev->private; |
| 552 | return hid_open(hid); |
| 553 | } |
| 554 | |
| 555 | static void hidinput_close(struct input_dev *dev) |
| 556 | { |
| 557 | struct hid_device *hid = dev->private; |
| 558 | hid_close(hid); |
| 559 | } |
| 560 | |
| 561 | /* |
| 562 | * Register the input device; print a message. |
| 563 | * Configure the input layer interface |
| 564 | * Read all reports and initialize the absolute field values. |
| 565 | */ |
| 566 | |
| 567 | int hidinput_connect(struct hid_device *hid) |
| 568 | { |
| 569 | struct usb_device *dev = hid->dev; |
| 570 | struct hid_report *report; |
| 571 | struct hid_input *hidinput = NULL; |
| 572 | int i, j, k; |
| 573 | |
| 574 | INIT_LIST_HEAD(&hid->inputs); |
| 575 | |
| 576 | for (i = 0; i < hid->maxcollection; i++) |
| 577 | if (hid->collection[i].type == HID_COLLECTION_APPLICATION || |
| 578 | hid->collection[i].type == HID_COLLECTION_PHYSICAL) |
Dmitry Torokhov | 05f091ab | 2005-05-29 02:29:01 -0500 | [diff] [blame] | 579 | if (IS_INPUT_APPLICATION(hid->collection[i].usage)) |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 580 | break; |
| 581 | |
| 582 | if (i == hid->maxcollection) |
| 583 | return -1; |
| 584 | |
| 585 | for (k = HID_INPUT_REPORT; k <= HID_OUTPUT_REPORT; k++) |
| 586 | list_for_each_entry(report, &hid->report_enum[k].report_list, list) { |
| 587 | |
| 588 | if (!report->maxfield) |
| 589 | continue; |
| 590 | |
| 591 | if (!hidinput) { |
| 592 | hidinput = kmalloc(sizeof(*hidinput), GFP_KERNEL); |
| 593 | if (!hidinput) { |
| 594 | err("Out of memory during hid input probe"); |
| 595 | return -1; |
| 596 | } |
| 597 | memset(hidinput, 0, sizeof(*hidinput)); |
| 598 | |
| 599 | list_add_tail(&hidinput->list, &hid->inputs); |
| 600 | |
| 601 | hidinput->input.private = hid; |
| 602 | hidinput->input.event = hidinput_input_event; |
| 603 | hidinput->input.open = hidinput_open; |
| 604 | hidinput->input.close = hidinput_close; |
| 605 | |
| 606 | hidinput->input.name = hid->name; |
| 607 | hidinput->input.phys = hid->phys; |
| 608 | hidinput->input.uniq = hid->uniq; |
Dmitry Torokhov | 16a334c | 2005-06-30 00:49:08 -0500 | [diff] [blame] | 609 | usb_to_input_id(dev, &hidinput->input.id); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 610 | hidinput->input.dev = &hid->intf->dev; |
| 611 | } |
| 612 | |
| 613 | for (i = 0; i < report->maxfield; i++) |
| 614 | for (j = 0; j < report->field[i]->maxusage; j++) |
| 615 | hidinput_configure_usage(hidinput, report->field[i], |
| 616 | report->field[i]->usage + j); |
Dmitry Torokhov | 05f091ab | 2005-05-29 02:29:01 -0500 | [diff] [blame] | 617 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 618 | if (hid->quirks & HID_QUIRK_MULTI_INPUT) { |
| 619 | /* This will leave hidinput NULL, so that it |
| 620 | * allocates another one if we have more inputs on |
| 621 | * the same interface. Some devices (e.g. Happ's |
| 622 | * UGCI) cram a lot of unrelated inputs into the |
| 623 | * same interface. */ |
| 624 | hidinput->report = report; |
| 625 | input_register_device(&hidinput->input); |
| 626 | hidinput = NULL; |
| 627 | } |
| 628 | } |
| 629 | |
| 630 | /* This only gets called when we are a single-input (most of the |
| 631 | * time). IOW, not a HID_QUIRK_MULTI_INPUT. The hid_ff_init() is |
| 632 | * only useful in this case, and not for multi-input quirks. */ |
| 633 | if (hidinput) { |
| 634 | hid_ff_init(hid); |
| 635 | input_register_device(&hidinput->input); |
| 636 | } |
| 637 | |
| 638 | return 0; |
| 639 | } |
| 640 | |
| 641 | void hidinput_disconnect(struct hid_device *hid) |
| 642 | { |
| 643 | struct list_head *lh, *next; |
| 644 | struct hid_input *hidinput; |
| 645 | |
| 646 | list_for_each_safe(lh, next, &hid->inputs) { |
| 647 | hidinput = list_entry(lh, struct hid_input, list); |
| 648 | input_unregister_device(&hidinput->input); |
| 649 | list_del(&hidinput->list); |
| 650 | kfree(hidinput); |
| 651 | } |
| 652 | } |