1 /* 2 * drivers/input/adbhid.c 3 * 4 * ADB HID driver for Power Macintosh computers. 5 * 6 * Adapted from drivers/macintosh/mac_keyb.c by Franz Sirl. 7 * drivers/macintosh/mac_keyb.c was Copyright (C) 1996 Paul Mackerras 8 * with considerable contributions from Ben Herrenschmidt and others. 9 * 10 * Copyright (C) 2000 Franz Sirl. 11 * 12 * Adapted to ADB changes and support for more devices by 13 * Benjamin Herrenschmidt. Adapted from code in MkLinux 14 * and reworked. 15 * 16 * Supported devices: 17 * 18 * - Standard 1 button mouse 19 * - All standard Apple Extended protocol (handler ID 4) 20 * - mouseman and trackman mice & trackballs 21 * - PowerBook Trackpad (default setup: enable tapping) 22 * - MicroSpeed mouse & trackball (needs testing) 23 * - CH Products Trackball Pro (needs testing) 24 * - Contour Design (Contour Mouse) 25 * - Hunter digital (NoHandsMouse) 26 * - Kensignton TurboMouse 5 (needs testing) 27 * - Mouse Systems A3 mice and trackballs <aidan@kublai.com> 28 * - MacAlly 2-buttons mouse (needs testing) <pochini@denise.shiny.it> 29 * 30 * To do: 31 * 32 * Improve Kensington support. 33 * Split mouse/kbd 34 * Move to syfs 35 */ 36 37 #include <linux/module.h> 38 #include <linux/slab.h> 39 #include <linux/init.h> 40 #include <linux/notifier.h> 41 #include <linux/input.h> 42 43 #include <linux/adb.h> 44 #include <linux/cuda.h> 45 #include <linux/pmu.h> 46 47 #include <asm/machdep.h> 48 #ifdef CONFIG_PPC_PMAC 49 #include <asm/pmac_feature.h> 50 #endif 51 52 #ifdef CONFIG_PMAC_BACKLIGHT 53 #include <asm/backlight.h> 54 #endif 55 56 MODULE_AUTHOR("Franz Sirl <Franz.Sirl-kernel@lauterbach.com>"); 57 58 #define KEYB_KEYREG 0 /* register # for key up/down data */ 59 #define KEYB_LEDREG 2 /* register # for leds on ADB keyboard */ 60 #define MOUSE_DATAREG 0 /* reg# for movement/button codes from mouse */ 61 62 static int adb_message_handler(struct notifier_block *, unsigned long, void *); 63 static struct notifier_block adbhid_adb_notifier = { 64 .notifier_call = adb_message_handler, 65 }; 66 67 /* Some special keys */ 68 #define ADB_KEY_DEL 0x33 69 #define ADB_KEY_CMD 0x37 70 #define ADB_KEY_CAPSLOCK 0x39 71 #define ADB_KEY_FN 0x3f 72 #define ADB_KEY_FWDEL 0x75 73 #define ADB_KEY_POWER_OLD 0x7e 74 #define ADB_KEY_POWER 0x7f 75 76 u8 adb_to_linux_keycodes[128] = { 77 /* 0x00 */ KEY_A, /* 30 */ 78 /* 0x01 */ KEY_S, /* 31 */ 79 /* 0x02 */ KEY_D, /* 32 */ 80 /* 0x03 */ KEY_F, /* 33 */ 81 /* 0x04 */ KEY_H, /* 35 */ 82 /* 0x05 */ KEY_G, /* 34 */ 83 /* 0x06 */ KEY_Z, /* 44 */ 84 /* 0x07 */ KEY_X, /* 45 */ 85 /* 0x08 */ KEY_C, /* 46 */ 86 /* 0x09 */ KEY_V, /* 47 */ 87 /* 0x0a */ KEY_102ND, /* 86 */ 88 /* 0x0b */ KEY_B, /* 48 */ 89 /* 0x0c */ KEY_Q, /* 16 */ 90 /* 0x0d */ KEY_W, /* 17 */ 91 /* 0x0e */ KEY_E, /* 18 */ 92 /* 0x0f */ KEY_R, /* 19 */ 93 /* 0x10 */ KEY_Y, /* 21 */ 94 /* 0x11 */ KEY_T, /* 20 */ 95 /* 0x12 */ KEY_1, /* 2 */ 96 /* 0x13 */ KEY_2, /* 3 */ 97 /* 0x14 */ KEY_3, /* 4 */ 98 /* 0x15 */ KEY_4, /* 5 */ 99 /* 0x16 */ KEY_6, /* 7 */ 100 /* 0x17 */ KEY_5, /* 6 */ 101 /* 0x18 */ KEY_EQUAL, /* 13 */ 102 /* 0x19 */ KEY_9, /* 10 */ 103 /* 0x1a */ KEY_7, /* 8 */ 104 /* 0x1b */ KEY_MINUS, /* 12 */ 105 /* 0x1c */ KEY_8, /* 9 */ 106 /* 0x1d */ KEY_0, /* 11 */ 107 /* 0x1e */ KEY_RIGHTBRACE, /* 27 */ 108 /* 0x1f */ KEY_O, /* 24 */ 109 /* 0x20 */ KEY_U, /* 22 */ 110 /* 0x21 */ KEY_LEFTBRACE, /* 26 */ 111 /* 0x22 */ KEY_I, /* 23 */ 112 /* 0x23 */ KEY_P, /* 25 */ 113 /* 0x24 */ KEY_ENTER, /* 28 */ 114 /* 0x25 */ KEY_L, /* 38 */ 115 /* 0x26 */ KEY_J, /* 36 */ 116 /* 0x27 */ KEY_APOSTROPHE, /* 40 */ 117 /* 0x28 */ KEY_K, /* 37 */ 118 /* 0x29 */ KEY_SEMICOLON, /* 39 */ 119 /* 0x2a */ KEY_BACKSLASH, /* 43 */ 120 /* 0x2b */ KEY_COMMA, /* 51 */ 121 /* 0x2c */ KEY_SLASH, /* 53 */ 122 /* 0x2d */ KEY_N, /* 49 */ 123 /* 0x2e */ KEY_M, /* 50 */ 124 /* 0x2f */ KEY_DOT, /* 52 */ 125 /* 0x30 */ KEY_TAB, /* 15 */ 126 /* 0x31 */ KEY_SPACE, /* 57 */ 127 /* 0x32 */ KEY_GRAVE, /* 41 */ 128 /* 0x33 */ KEY_BACKSPACE, /* 14 */ 129 /* 0x34 */ KEY_KPENTER, /* 96 */ 130 /* 0x35 */ KEY_ESC, /* 1 */ 131 /* 0x36 */ KEY_LEFTCTRL, /* 29 */ 132 /* 0x37 */ KEY_LEFTMETA, /* 125 */ 133 /* 0x38 */ KEY_LEFTSHIFT, /* 42 */ 134 /* 0x39 */ KEY_CAPSLOCK, /* 58 */ 135 /* 0x3a */ KEY_LEFTALT, /* 56 */ 136 /* 0x3b */ KEY_LEFT, /* 105 */ 137 /* 0x3c */ KEY_RIGHT, /* 106 */ 138 /* 0x3d */ KEY_DOWN, /* 108 */ 139 /* 0x3e */ KEY_UP, /* 103 */ 140 /* 0x3f */ 0, 141 /* 0x40 */ 0, 142 /* 0x41 */ KEY_KPDOT, /* 83 */ 143 /* 0x42 */ 0, 144 /* 0x43 */ KEY_KPASTERISK, /* 55 */ 145 /* 0x44 */ 0, 146 /* 0x45 */ KEY_KPPLUS, /* 78 */ 147 /* 0x46 */ 0, 148 /* 0x47 */ KEY_NUMLOCK, /* 69 */ 149 /* 0x48 */ 0, 150 /* 0x49 */ 0, 151 /* 0x4a */ 0, 152 /* 0x4b */ KEY_KPSLASH, /* 98 */ 153 /* 0x4c */ KEY_KPENTER, /* 96 */ 154 /* 0x4d */ 0, 155 /* 0x4e */ KEY_KPMINUS, /* 74 */ 156 /* 0x4f */ 0, 157 /* 0x50 */ 0, 158 /* 0x51 */ KEY_KPEQUAL, /* 117 */ 159 /* 0x52 */ KEY_KP0, /* 82 */ 160 /* 0x53 */ KEY_KP1, /* 79 */ 161 /* 0x54 */ KEY_KP2, /* 80 */ 162 /* 0x55 */ KEY_KP3, /* 81 */ 163 /* 0x56 */ KEY_KP4, /* 75 */ 164 /* 0x57 */ KEY_KP5, /* 76 */ 165 /* 0x58 */ KEY_KP6, /* 77 */ 166 /* 0x59 */ KEY_KP7, /* 71 */ 167 /* 0x5a */ 0, 168 /* 0x5b */ KEY_KP8, /* 72 */ 169 /* 0x5c */ KEY_KP9, /* 73 */ 170 /* 0x5d */ KEY_YEN, /* 124 */ 171 /* 0x5e */ KEY_RO, /* 89 */ 172 /* 0x5f */ KEY_KPCOMMA, /* 121 */ 173 /* 0x60 */ KEY_F5, /* 63 */ 174 /* 0x61 */ KEY_F6, /* 64 */ 175 /* 0x62 */ KEY_F7, /* 65 */ 176 /* 0x63 */ KEY_F3, /* 61 */ 177 /* 0x64 */ KEY_F8, /* 66 */ 178 /* 0x65 */ KEY_F9, /* 67 */ 179 /* 0x66 */ KEY_HANJA, /* 123 */ 180 /* 0x67 */ KEY_F11, /* 87 */ 181 /* 0x68 */ KEY_HANGEUL, /* 122 */ 182 /* 0x69 */ KEY_SYSRQ, /* 99 */ 183 /* 0x6a */ 0, 184 /* 0x6b */ KEY_SCROLLLOCK, /* 70 */ 185 /* 0x6c */ 0, 186 /* 0x6d */ KEY_F10, /* 68 */ 187 /* 0x6e */ KEY_COMPOSE, /* 127 */ 188 /* 0x6f */ KEY_F12, /* 88 */ 189 /* 0x70 */ 0, 190 /* 0x71 */ KEY_PAUSE, /* 119 */ 191 /* 0x72 */ KEY_INSERT, /* 110 */ 192 /* 0x73 */ KEY_HOME, /* 102 */ 193 /* 0x74 */ KEY_PAGEUP, /* 104 */ 194 /* 0x75 */ KEY_DELETE, /* 111 */ 195 /* 0x76 */ KEY_F4, /* 62 */ 196 /* 0x77 */ KEY_END, /* 107 */ 197 /* 0x78 */ KEY_F2, /* 60 */ 198 /* 0x79 */ KEY_PAGEDOWN, /* 109 */ 199 /* 0x7a */ KEY_F1, /* 59 */ 200 /* 0x7b */ KEY_RIGHTSHIFT, /* 54 */ 201 /* 0x7c */ KEY_RIGHTALT, /* 100 */ 202 /* 0x7d */ KEY_RIGHTCTRL, /* 97 */ 203 /* 0x7e */ KEY_RIGHTMETA, /* 126 */ 204 /* 0x7f */ KEY_POWER, /* 116 */ 205 }; 206 207 struct adbhid { 208 struct input_dev *input; 209 int id; 210 int default_id; 211 int original_handler_id; 212 int current_handler_id; 213 int mouse_kind; 214 unsigned char *keycode; 215 char name[64]; 216 char phys[32]; 217 int flags; 218 }; 219 220 #define FLAG_FN_KEY_PRESSED 0x00000001 221 #define FLAG_POWER_FROM_FN 0x00000002 222 #define FLAG_EMU_FWDEL_DOWN 0x00000004 223 224 static struct adbhid *adbhid[16]; 225 226 static void adbhid_probe(void); 227 228 static void adbhid_input_keycode(int, int, int, struct pt_regs *); 229 230 static void init_trackpad(int id); 231 static void init_trackball(int id); 232 static void init_turbomouse(int id); 233 static void init_microspeed(int id); 234 static void init_ms_a3(int id); 235 236 static struct adb_ids keyboard_ids; 237 static struct adb_ids mouse_ids; 238 static struct adb_ids buttons_ids; 239 240 #ifdef CONFIG_PMAC_BACKLIGHT 241 /* Exported to via-pmu.c */ 242 int disable_kernel_backlight = 0; 243 #endif /* CONFIG_PMAC_BACKLIGHT */ 244 245 /* Kind of keyboard, see Apple technote 1152 */ 246 #define ADB_KEYBOARD_UNKNOWN 0 247 #define ADB_KEYBOARD_ANSI 0x0100 248 #define ADB_KEYBOARD_ISO 0x0200 249 #define ADB_KEYBOARD_JIS 0x0300 250 251 /* Kind of mouse */ 252 #define ADBMOUSE_STANDARD_100 0 /* Standard 100cpi mouse (handler 1) */ 253 #define ADBMOUSE_STANDARD_200 1 /* Standard 200cpi mouse (handler 2) */ 254 #define ADBMOUSE_EXTENDED 2 /* Apple Extended mouse (handler 4) */ 255 #define ADBMOUSE_TRACKBALL 3 /* TrackBall (handler 4) */ 256 #define ADBMOUSE_TRACKPAD 4 /* Apple's PowerBook trackpad (handler 4) */ 257 #define ADBMOUSE_TURBOMOUSE5 5 /* Turbomouse 5 (previously req. mousehack) */ 258 #define ADBMOUSE_MICROSPEED 6 /* Microspeed mouse (&trackball ?), MacPoint */ 259 #define ADBMOUSE_TRACKBALLPRO 7 /* Trackball Pro (special buttons) */ 260 #define ADBMOUSE_MS_A3 8 /* Mouse systems A3 trackball (handler 3) */ 261 #define ADBMOUSE_MACALLY2 9 /* MacAlly 2-button mouse */ 262 263 static void 264 adbhid_keyboard_input(unsigned char *data, int nb, struct pt_regs *regs, int apoll) 265 { 266 int id = (data[0] >> 4) & 0x0f; 267 268 if (!adbhid[id]) { 269 printk(KERN_ERR "ADB HID on ID %d not yet registered, packet %#02x, %#02x, %#02x, %#02x\n", 270 id, data[0], data[1], data[2], data[3]); 271 return; 272 } 273 274 /* first check this is from register 0 */ 275 if (nb != 3 || (data[0] & 3) != KEYB_KEYREG) 276 return; /* ignore it */ 277 adbhid_input_keycode(id, data[1], 0, regs); 278 if (!(data[2] == 0xff || (data[2] == 0x7f && data[1] == 0x7f))) 279 adbhid_input_keycode(id, data[2], 0, regs); 280 } 281 282 static void 283 adbhid_input_keycode(int id, int keycode, int repeat, struct pt_regs *regs) 284 { 285 struct adbhid *ahid = adbhid[id]; 286 int up_flag; 287 288 up_flag = (keycode & 0x80); 289 keycode &= 0x7f; 290 291 switch (keycode) { 292 case ADB_KEY_CAPSLOCK: /* Generate down/up events for CapsLock everytime. */ 293 input_regs(ahid->input, regs); 294 input_report_key(ahid->input, KEY_CAPSLOCK, 1); 295 input_report_key(ahid->input, KEY_CAPSLOCK, 0); 296 input_sync(ahid->input); 297 return; 298 #ifdef CONFIG_PPC_PMAC 299 case ADB_KEY_POWER_OLD: /* Power key on PBook 3400 needs remapping */ 300 switch(pmac_call_feature(PMAC_FTR_GET_MB_INFO, 301 NULL, PMAC_MB_INFO_MODEL, 0)) { 302 case PMAC_TYPE_COMET: 303 case PMAC_TYPE_HOOPER: 304 case PMAC_TYPE_KANGA: 305 keycode = ADB_KEY_POWER; 306 } 307 break; 308 case ADB_KEY_POWER: 309 /* Fn + Command will produce a bogus "power" keycode */ 310 if (ahid->flags & FLAG_FN_KEY_PRESSED) { 311 keycode = ADB_KEY_CMD; 312 if (up_flag) 313 ahid->flags &= ~FLAG_POWER_FROM_FN; 314 else 315 ahid->flags |= FLAG_POWER_FROM_FN; 316 } else if (ahid->flags & FLAG_POWER_FROM_FN) { 317 keycode = ADB_KEY_CMD; 318 ahid->flags &= ~FLAG_POWER_FROM_FN; 319 } 320 break; 321 case ADB_KEY_FN: 322 /* Keep track of the Fn key state */ 323 if (up_flag) { 324 ahid->flags &= ~FLAG_FN_KEY_PRESSED; 325 /* Emulate Fn+delete = forward delete */ 326 if (ahid->flags & FLAG_EMU_FWDEL_DOWN) { 327 ahid->flags &= ~FLAG_EMU_FWDEL_DOWN; 328 keycode = ADB_KEY_FWDEL; 329 break; 330 } 331 } else 332 ahid->flags |= FLAG_FN_KEY_PRESSED; 333 /* Swallow the key press */ 334 return; 335 case ADB_KEY_DEL: 336 /* Emulate Fn+delete = forward delete */ 337 if (ahid->flags & FLAG_FN_KEY_PRESSED) { 338 keycode = ADB_KEY_FWDEL; 339 if (up_flag) 340 ahid->flags &= ~FLAG_EMU_FWDEL_DOWN; 341 else 342 ahid->flags |= FLAG_EMU_FWDEL_DOWN; 343 } 344 break; 345 #endif /* CONFIG_PPC_PMAC */ 346 } 347 348 if (adbhid[id]->keycode[keycode]) { 349 input_regs(adbhid[id]->input, regs); 350 input_report_key(adbhid[id]->input, 351 adbhid[id]->keycode[keycode], !up_flag); 352 input_sync(adbhid[id]->input); 353 } else 354 printk(KERN_INFO "Unhandled ADB key (scancode %#02x) %s.\n", keycode, 355 up_flag ? "released" : "pressed"); 356 357 } 358 359 static void 360 adbhid_mouse_input(unsigned char *data, int nb, struct pt_regs *regs, int autopoll) 361 { 362 int id = (data[0] >> 4) & 0x0f; 363 364 if (!adbhid[id]) { 365 printk(KERN_ERR "ADB HID on ID %d not yet registered\n", id); 366 return; 367 } 368 369 /* 370 Handler 1 -- 100cpi original Apple mouse protocol. 371 Handler 2 -- 200cpi original Apple mouse protocol. 372 373 For Apple's standard one-button mouse protocol the data array will 374 contain the following values: 375 376 BITS COMMENTS 377 data[0] = dddd 1100 ADB command: Talk, register 0, for device dddd. 378 data[1] = bxxx xxxx First button and x-axis motion. 379 data[2] = byyy yyyy Second button and y-axis motion. 380 381 Handler 4 -- Apple Extended mouse protocol. 382 383 For Apple's 3-button mouse protocol the data array will contain the 384 following values: 385 386 BITS COMMENTS 387 data[0] = dddd 1100 ADB command: Talk, register 0, for device dddd. 388 data[1] = bxxx xxxx Left button and x-axis motion. 389 data[2] = byyy yyyy Second button and y-axis motion. 390 data[3] = byyy bxxx Third button and fourth button. Y is additional 391 high bits of y-axis motion. XY is additional 392 high bits of x-axis motion. 393 394 MacAlly 2-button mouse protocol. 395 396 For MacAlly 2-button mouse protocol the data array will contain the 397 following values: 398 399 BITS COMMENTS 400 data[0] = dddd 1100 ADB command: Talk, register 0, for device dddd. 401 data[1] = bxxx xxxx Left button and x-axis motion. 402 data[2] = byyy yyyy Right button and y-axis motion. 403 data[3] = ???? ???? unknown 404 data[4] = ???? ???? unknown 405 406 */ 407 408 /* If it's a trackpad, we alias the second button to the first. 409 NOTE: Apple sends an ADB flush command to the trackpad when 410 the first (the real) button is released. We could do 411 this here using async flush requests. 412 */ 413 switch (adbhid[id]->mouse_kind) 414 { 415 case ADBMOUSE_TRACKPAD: 416 data[1] = (data[1] & 0x7f) | ((data[1] & data[2]) & 0x80); 417 data[2] = data[2] | 0x80; 418 break; 419 case ADBMOUSE_MICROSPEED: 420 data[1] = (data[1] & 0x7f) | ((data[3] & 0x01) << 7); 421 data[2] = (data[2] & 0x7f) | ((data[3] & 0x02) << 6); 422 data[3] = (data[3] & 0x77) | ((data[3] & 0x04) << 5) 423 | (data[3] & 0x08); 424 break; 425 case ADBMOUSE_TRACKBALLPRO: 426 data[1] = (data[1] & 0x7f) | (((data[3] & 0x04) << 5) 427 & ((data[3] & 0x08) << 4)); 428 data[2] = (data[2] & 0x7f) | ((data[3] & 0x01) << 7); 429 data[3] = (data[3] & 0x77) | ((data[3] & 0x02) << 6); 430 break; 431 case ADBMOUSE_MS_A3: 432 data[1] = (data[1] & 0x7f) | ((data[3] & 0x01) << 7); 433 data[2] = (data[2] & 0x7f) | ((data[3] & 0x02) << 6); 434 data[3] = ((data[3] & 0x04) << 5); 435 break; 436 case ADBMOUSE_MACALLY2: 437 data[3] = (data[2] & 0x80) ? 0x80 : 0x00; 438 data[2] |= 0x80; /* Right button is mapped as button 3 */ 439 nb=4; 440 break; 441 } 442 443 input_regs(adbhid[id]->input, regs); 444 445 input_report_key(adbhid[id]->input, BTN_LEFT, !((data[1] >> 7) & 1)); 446 input_report_key(adbhid[id]->input, BTN_MIDDLE, !((data[2] >> 7) & 1)); 447 448 if (nb >= 4 && adbhid[id]->mouse_kind != ADBMOUSE_TRACKPAD) 449 input_report_key(adbhid[id]->input, BTN_RIGHT, !((data[3] >> 7) & 1)); 450 451 input_report_rel(adbhid[id]->input, REL_X, 452 ((data[2]&0x7f) < 64 ? (data[2]&0x7f) : (data[2]&0x7f)-128 )); 453 input_report_rel(adbhid[id]->input, REL_Y, 454 ((data[1]&0x7f) < 64 ? (data[1]&0x7f) : (data[1]&0x7f)-128 )); 455 456 input_sync(adbhid[id]->input); 457 } 458 459 static void 460 adbhid_buttons_input(unsigned char *data, int nb, struct pt_regs *regs, int autopoll) 461 { 462 int id = (data[0] >> 4) & 0x0f; 463 464 if (!adbhid[id]) { 465 printk(KERN_ERR "ADB HID on ID %d not yet registered\n", id); 466 return; 467 } 468 469 input_regs(adbhid[id]->input, regs); 470 471 switch (adbhid[id]->original_handler_id) { 472 default: 473 case 0x02: /* Adjustable keyboard button device */ 474 { 475 int down = (data[1] == (data[1] & 0xf)); 476 477 switch (data[1] & 0x0f) { 478 case 0x0: /* microphone */ 479 input_report_key(adbhid[id]->input, KEY_SOUND, down); 480 break; 481 482 case 0x1: /* mute */ 483 input_report_key(adbhid[id]->input, KEY_MUTE, down); 484 break; 485 486 case 0x2: /* volume decrease */ 487 input_report_key(adbhid[id]->input, KEY_VOLUMEDOWN, down); 488 break; 489 490 case 0x3: /* volume increase */ 491 input_report_key(adbhid[id]->input, KEY_VOLUMEUP, down); 492 break; 493 494 default: 495 printk(KERN_INFO "Unhandled ADB_MISC event %02x, %02x, %02x, %02x\n", 496 data[0], data[1], data[2], data[3]); 497 break; 498 } 499 } 500 break; 501 502 case 0x1f: /* Powerbook button device */ 503 { 504 int down = (data[1] == (data[1] & 0xf)); 505 506 /* 507 * XXX: Where is the contrast control for the passive? 508 * -- Cort 509 */ 510 511 switch (data[1] & 0x0f) { 512 case 0x8: /* mute */ 513 input_report_key(adbhid[id]->input, KEY_MUTE, down); 514 break; 515 516 case 0x7: /* volume decrease */ 517 input_report_key(adbhid[id]->input, KEY_VOLUMEDOWN, down); 518 break; 519 520 case 0x6: /* volume increase */ 521 input_report_key(adbhid[id]->input, KEY_VOLUMEUP, down); 522 break; 523 524 case 0xb: /* eject */ 525 input_report_key(adbhid[id]->input, KEY_EJECTCD, down); 526 break; 527 528 case 0xa: /* brightness decrease */ 529 #ifdef CONFIG_PMAC_BACKLIGHT 530 if (!disable_kernel_backlight && down) 531 pmac_backlight_key_down(); 532 #endif 533 input_report_key(adbhid[id]->input, KEY_BRIGHTNESSDOWN, down); 534 break; 535 536 case 0x9: /* brightness increase */ 537 #ifdef CONFIG_PMAC_BACKLIGHT 538 if (!disable_kernel_backlight && down) 539 pmac_backlight_key_up(); 540 #endif 541 input_report_key(adbhid[id]->input, KEY_BRIGHTNESSUP, down); 542 break; 543 544 case 0xc: /* videomode switch */ 545 input_report_key(adbhid[id]->input, KEY_SWITCHVIDEOMODE, down); 546 break; 547 548 case 0xd: /* keyboard illumination toggle */ 549 input_report_key(adbhid[id]->input, KEY_KBDILLUMTOGGLE, down); 550 break; 551 552 case 0xe: /* keyboard illumination decrease */ 553 input_report_key(adbhid[id]->input, KEY_KBDILLUMDOWN, down); 554 break; 555 556 case 0xf: 557 switch (data[1]) { 558 case 0x8f: 559 case 0x0f: 560 /* keyboard illumination increase */ 561 input_report_key(adbhid[id]->input, KEY_KBDILLUMUP, down); 562 break; 563 564 case 0x7f: 565 case 0xff: 566 /* keypad overlay toogle */ 567 break; 568 569 default: 570 printk(KERN_INFO "Unhandled ADB_MISC event %02x, %02x, %02x, %02x\n", 571 data[0], data[1], data[2], data[3]); 572 break; 573 } 574 break; 575 default: 576 printk(KERN_INFO "Unhandled ADB_MISC event %02x, %02x, %02x, %02x\n", 577 data[0], data[1], data[2], data[3]); 578 break; 579 } 580 } 581 break; 582 } 583 584 input_sync(adbhid[id]->input); 585 } 586 587 static struct adb_request led_request; 588 static int leds_pending[16]; 589 static int leds_req_pending; 590 static int pending_devs[16]; 591 static int pending_led_start=0; 592 static int pending_led_end=0; 593 static DEFINE_SPINLOCK(leds_lock); 594 595 static void leds_done(struct adb_request *req) 596 { 597 int leds = 0, device = 0, pending = 0; 598 unsigned long flags; 599 600 spin_lock_irqsave(&leds_lock, flags); 601 602 if (pending_led_start != pending_led_end) { 603 device = pending_devs[pending_led_start]; 604 leds = leds_pending[device] & 0xff; 605 leds_pending[device] = 0; 606 pending_led_start++; 607 pending_led_start = (pending_led_start < 16) ? pending_led_start : 0; 608 pending = leds_req_pending; 609 } else 610 leds_req_pending = 0; 611 spin_unlock_irqrestore(&leds_lock, flags); 612 if (pending) 613 adb_request(&led_request, leds_done, 0, 3, 614 ADB_WRITEREG(device, KEYB_LEDREG), 0xff, ~leds); 615 } 616 617 static void real_leds(unsigned char leds, int device) 618 { 619 unsigned long flags; 620 621 spin_lock_irqsave(&leds_lock, flags); 622 if (!leds_req_pending) { 623 leds_req_pending = 1; 624 spin_unlock_irqrestore(&leds_lock, flags); 625 adb_request(&led_request, leds_done, 0, 3, 626 ADB_WRITEREG(device, KEYB_LEDREG), 0xff, ~leds); 627 return; 628 } else { 629 if (!(leds_pending[device] & 0x100)) { 630 pending_devs[pending_led_end] = device; 631 pending_led_end++; 632 pending_led_end = (pending_led_end < 16) ? pending_led_end : 0; 633 } 634 leds_pending[device] = leds | 0x100; 635 } 636 spin_unlock_irqrestore(&leds_lock, flags); 637 } 638 639 /* 640 * Event callback from the input module. Events that change the state of 641 * the hardware are processed here. 642 */ 643 static int adbhid_kbd_event(struct input_dev *dev, unsigned int type, unsigned int code, int value) 644 { 645 struct adbhid *adbhid = dev->private; 646 unsigned char leds; 647 648 switch (type) { 649 case EV_LED: 650 leds = (test_bit(LED_SCROLLL, dev->led) ? 4 : 0) 651 | (test_bit(LED_NUML, dev->led) ? 1 : 0) 652 | (test_bit(LED_CAPSL, dev->led) ? 2 : 0); 653 real_leds(leds, adbhid->id); 654 return 0; 655 } 656 657 return -1; 658 } 659 660 static int 661 adb_message_handler(struct notifier_block *this, unsigned long code, void *x) 662 { 663 switch (code) { 664 case ADB_MSG_PRE_RESET: 665 case ADB_MSG_POWERDOWN: 666 /* Stop the repeat timer. Autopoll is already off at this point */ 667 { 668 int i; 669 for (i = 1; i < 16; i++) { 670 if (adbhid[i]) 671 del_timer_sync(&adbhid[i]->input->timer); 672 } 673 } 674 675 /* Stop pending led requests */ 676 while(leds_req_pending) 677 adb_poll(); 678 break; 679 680 case ADB_MSG_POST_RESET: 681 adbhid_probe(); 682 break; 683 } 684 return NOTIFY_DONE; 685 } 686 687 static int 688 adbhid_input_register(int id, int default_id, int original_handler_id, 689 int current_handler_id, int mouse_kind) 690 { 691 struct adbhid *hid; 692 struct input_dev *input_dev; 693 int err; 694 int i; 695 696 if (adbhid[id]) { 697 printk(KERN_ERR "Trying to reregister ADB HID on ID %d\n", id); 698 return -EEXIST; 699 } 700 701 adbhid[id] = hid = kzalloc(sizeof(struct adbhid), GFP_KERNEL); 702 input_dev = input_allocate_device(); 703 if (!hid || !input_dev) { 704 err = -ENOMEM; 705 goto fail; 706 707 } 708 709 sprintf(hid->phys, "adb%d:%d.%02x/input", id, default_id, original_handler_id); 710 711 hid->input = input_dev; 712 hid->id = default_id; 713 hid->original_handler_id = original_handler_id; 714 hid->current_handler_id = current_handler_id; 715 hid->mouse_kind = mouse_kind; 716 hid->flags = 0; 717 input_dev->private = hid; 718 input_dev->name = hid->name; 719 input_dev->phys = hid->phys; 720 input_dev->id.bustype = BUS_ADB; 721 input_dev->id.vendor = 0x0001; 722 input_dev->id.product = (id << 12) | (default_id << 8) | original_handler_id; 723 input_dev->id.version = 0x0100; 724 725 switch (default_id) { 726 case ADB_KEYBOARD: 727 hid->keycode = kmalloc(sizeof(adb_to_linux_keycodes), GFP_KERNEL); 728 if (!hid->keycode) { 729 err = -ENOMEM; 730 goto fail; 731 } 732 733 sprintf(hid->name, "ADB keyboard"); 734 735 memcpy(hid->keycode, adb_to_linux_keycodes, sizeof(adb_to_linux_keycodes)); 736 737 printk(KERN_INFO "Detected ADB keyboard, type "); 738 switch (original_handler_id) { 739 default: 740 printk("<unknown>.\n"); 741 input_dev->id.version = ADB_KEYBOARD_UNKNOWN; 742 break; 743 744 case 0x01: case 0x02: case 0x03: case 0x06: case 0x08: 745 case 0x0C: case 0x10: case 0x18: case 0x1B: case 0x1C: 746 case 0xC0: case 0xC3: case 0xC6: 747 printk("ANSI.\n"); 748 input_dev->id.version = ADB_KEYBOARD_ANSI; 749 break; 750 751 case 0x04: case 0x05: case 0x07: case 0x09: case 0x0D: 752 case 0x11: case 0x14: case 0x19: case 0x1D: case 0xC1: 753 case 0xC4: case 0xC7: 754 printk("ISO, swapping keys.\n"); 755 input_dev->id.version = ADB_KEYBOARD_ISO; 756 i = hid->keycode[10]; 757 hid->keycode[10] = hid->keycode[50]; 758 hid->keycode[50] = i; 759 break; 760 761 case 0x12: case 0x15: case 0x16: case 0x17: case 0x1A: 762 case 0x1E: case 0xC2: case 0xC5: case 0xC8: case 0xC9: 763 printk("JIS.\n"); 764 input_dev->id.version = ADB_KEYBOARD_JIS; 765 break; 766 } 767 768 for (i = 0; i < 128; i++) 769 if (hid->keycode[i]) 770 set_bit(hid->keycode[i], input_dev->keybit); 771 772 input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_LED) | BIT(EV_REP); 773 input_dev->ledbit[0] = BIT(LED_SCROLLL) | BIT(LED_CAPSL) | BIT(LED_NUML); 774 input_dev->event = adbhid_kbd_event; 775 input_dev->keycodemax = 127; 776 input_dev->keycodesize = 1; 777 break; 778 779 case ADB_MOUSE: 780 sprintf(hid->name, "ADB mouse"); 781 782 input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_REL); 783 input_dev->keybit[LONG(BTN_MOUSE)] = BIT(BTN_LEFT) | BIT(BTN_MIDDLE) | BIT(BTN_RIGHT); 784 input_dev->relbit[0] = BIT(REL_X) | BIT(REL_Y); 785 break; 786 787 case ADB_MISC: 788 switch (original_handler_id) { 789 case 0x02: /* Adjustable keyboard button device */ 790 sprintf(hid->name, "ADB adjustable keyboard buttons"); 791 input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_REP); 792 set_bit(KEY_SOUND, input_dev->keybit); 793 set_bit(KEY_MUTE, input_dev->keybit); 794 set_bit(KEY_VOLUMEUP, input_dev->keybit); 795 set_bit(KEY_VOLUMEDOWN, input_dev->keybit); 796 break; 797 case 0x1f: /* Powerbook button device */ 798 sprintf(hid->name, "ADB Powerbook buttons"); 799 input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_REP); 800 set_bit(KEY_MUTE, input_dev->keybit); 801 set_bit(KEY_VOLUMEUP, input_dev->keybit); 802 set_bit(KEY_VOLUMEDOWN, input_dev->keybit); 803 set_bit(KEY_BRIGHTNESSUP, input_dev->keybit); 804 set_bit(KEY_BRIGHTNESSDOWN, input_dev->keybit); 805 set_bit(KEY_EJECTCD, input_dev->keybit); 806 set_bit(KEY_SWITCHVIDEOMODE, input_dev->keybit); 807 set_bit(KEY_KBDILLUMTOGGLE, input_dev->keybit); 808 set_bit(KEY_KBDILLUMDOWN, input_dev->keybit); 809 set_bit(KEY_KBDILLUMUP, input_dev->keybit); 810 break; 811 } 812 if (hid->name[0]) 813 break; 814 /* else fall through */ 815 816 default: 817 printk(KERN_INFO "Trying to register unknown ADB device to input layer.\n"); 818 err = -ENODEV; 819 goto fail; 820 } 821 822 input_dev->keycode = hid->keycode; 823 824 input_register_device(input_dev); 825 826 if (default_id == ADB_KEYBOARD) { 827 /* HACK WARNING!! This should go away as soon there is an utility 828 * to control that for event devices. 829 */ 830 input_dev->rep[REP_DELAY] = 500; /* input layer default: 250 */ 831 input_dev->rep[REP_PERIOD] = 66; /* input layer default: 33 */ 832 } 833 834 return 0; 835 836 fail: input_free_device(input_dev); 837 kfree(hid); 838 adbhid[id] = NULL; 839 return err; 840 } 841 842 static void adbhid_input_unregister(int id) 843 { 844 input_unregister_device(adbhid[id]->input); 845 kfree(adbhid[id]->keycode); 846 kfree(adbhid[id]); 847 adbhid[id] = NULL; 848 } 849 850 851 static u16 852 adbhid_input_reregister(int id, int default_id, int org_handler_id, 853 int cur_handler_id, int mk) 854 { 855 if (adbhid[id]) { 856 if (adbhid[id]->input->id.product != 857 ((id << 12)|(default_id << 8)|org_handler_id)) { 858 adbhid_input_unregister(id); 859 adbhid_input_register(id, default_id, org_handler_id, 860 cur_handler_id, mk); 861 } 862 } else 863 adbhid_input_register(id, default_id, org_handler_id, 864 cur_handler_id, mk); 865 return 1<<id; 866 } 867 868 static void 869 adbhid_input_devcleanup(u16 exist) 870 { 871 int i; 872 for(i=1; i<16; i++) 873 if (adbhid[i] && !(exist&(1<<i))) 874 adbhid_input_unregister(i); 875 } 876 877 static void 878 adbhid_probe(void) 879 { 880 struct adb_request req; 881 int i, default_id, org_handler_id, cur_handler_id; 882 u16 reg = 0; 883 884 adb_register(ADB_MOUSE, 0, &mouse_ids, adbhid_mouse_input); 885 adb_register(ADB_KEYBOARD, 0, &keyboard_ids, adbhid_keyboard_input); 886 adb_register(ADB_MISC, 0, &buttons_ids, adbhid_buttons_input); 887 888 for (i = 0; i < keyboard_ids.nids; i++) { 889 int id = keyboard_ids.id[i]; 890 891 adb_get_infos(id, &default_id, &org_handler_id); 892 893 /* turn off all leds */ 894 adb_request(&req, NULL, ADBREQ_SYNC, 3, 895 ADB_WRITEREG(id, KEYB_LEDREG), 0xff, 0xff); 896 897 /* Enable full feature set of the keyboard 898 ->get it to send separate codes for left and right shift, 899 control, option keys */ 900 #if 0 /* handler 5 doesn't send separate codes for R modifiers */ 901 if (adb_try_handler_change(id, 5)) 902 printk("ADB keyboard at %d, handler set to 5\n", id); 903 else 904 #endif 905 if (adb_try_handler_change(id, 3)) 906 printk("ADB keyboard at %d, handler set to 3\n", id); 907 else 908 printk("ADB keyboard at %d, handler 1\n", id); 909 910 adb_get_infos(id, &default_id, &cur_handler_id); 911 reg |= adbhid_input_reregister(id, default_id, org_handler_id, 912 cur_handler_id, 0); 913 } 914 915 for (i = 0; i < buttons_ids.nids; i++) { 916 int id = buttons_ids.id[i]; 917 918 adb_get_infos(id, &default_id, &org_handler_id); 919 reg |= adbhid_input_reregister(id, default_id, org_handler_id, 920 org_handler_id, 0); 921 } 922 923 /* Try to switch all mice to handler 4, or 2 for three-button 924 mode and full resolution. */ 925 for (i = 0; i < mouse_ids.nids; i++) { 926 int id = mouse_ids.id[i]; 927 int mouse_kind; 928 929 adb_get_infos(id, &default_id, &org_handler_id); 930 931 if (adb_try_handler_change(id, 4)) { 932 printk("ADB mouse at %d, handler set to 4", id); 933 mouse_kind = ADBMOUSE_EXTENDED; 934 } 935 else if (adb_try_handler_change(id, 0x2F)) { 936 printk("ADB mouse at %d, handler set to 0x2F", id); 937 mouse_kind = ADBMOUSE_MICROSPEED; 938 } 939 else if (adb_try_handler_change(id, 0x42)) { 940 printk("ADB mouse at %d, handler set to 0x42", id); 941 mouse_kind = ADBMOUSE_TRACKBALLPRO; 942 } 943 else if (adb_try_handler_change(id, 0x66)) { 944 printk("ADB mouse at %d, handler set to 0x66", id); 945 mouse_kind = ADBMOUSE_MICROSPEED; 946 } 947 else if (adb_try_handler_change(id, 0x5F)) { 948 printk("ADB mouse at %d, handler set to 0x5F", id); 949 mouse_kind = ADBMOUSE_MICROSPEED; 950 } 951 else if (adb_try_handler_change(id, 3)) { 952 printk("ADB mouse at %d, handler set to 3", id); 953 mouse_kind = ADBMOUSE_MS_A3; 954 } 955 else if (adb_try_handler_change(id, 2)) { 956 printk("ADB mouse at %d, handler set to 2", id); 957 mouse_kind = ADBMOUSE_STANDARD_200; 958 } 959 else { 960 printk("ADB mouse at %d, handler 1", id); 961 mouse_kind = ADBMOUSE_STANDARD_100; 962 } 963 964 if ((mouse_kind == ADBMOUSE_TRACKBALLPRO) 965 || (mouse_kind == ADBMOUSE_MICROSPEED)) { 966 init_microspeed(id); 967 } else if (mouse_kind == ADBMOUSE_MS_A3) { 968 init_ms_a3(id); 969 } else if (mouse_kind == ADBMOUSE_EXTENDED) { 970 /* 971 * Register 1 is usually used for device 972 * identification. Here, we try to identify 973 * a known device and call the appropriate 974 * init function. 975 */ 976 adb_request(&req, NULL, ADBREQ_SYNC | ADBREQ_REPLY, 1, 977 ADB_READREG(id, 1)); 978 979 if ((req.reply_len) && 980 (req.reply[1] == 0x9a) && ((req.reply[2] == 0x21) 981 || (req.reply[2] == 0x20))) { 982 mouse_kind = ADBMOUSE_TRACKBALL; 983 init_trackball(id); 984 } 985 else if ((req.reply_len >= 4) && 986 (req.reply[1] == 0x74) && (req.reply[2] == 0x70) && 987 (req.reply[3] == 0x61) && (req.reply[4] == 0x64)) { 988 mouse_kind = ADBMOUSE_TRACKPAD; 989 init_trackpad(id); 990 } 991 else if ((req.reply_len >= 4) && 992 (req.reply[1] == 0x4b) && (req.reply[2] == 0x4d) && 993 (req.reply[3] == 0x4c) && (req.reply[4] == 0x31)) { 994 mouse_kind = ADBMOUSE_TURBOMOUSE5; 995 init_turbomouse(id); 996 } 997 else if ((req.reply_len == 9) && 998 (req.reply[1] == 0x4b) && (req.reply[2] == 0x4f) && 999 (req.reply[3] == 0x49) && (req.reply[4] == 0x54)) { 1000 if (adb_try_handler_change(id, 0x42)) { 1001 printk("\nADB MacAlly 2-button mouse at %d, handler set to 0x42", id); 1002 mouse_kind = ADBMOUSE_MACALLY2; 1003 } 1004 } 1005 } 1006 printk("\n"); 1007 1008 adb_get_infos(id, &default_id, &cur_handler_id); 1009 reg |= adbhid_input_reregister(id, default_id, org_handler_id, 1010 cur_handler_id, mouse_kind); 1011 } 1012 adbhid_input_devcleanup(reg); 1013 } 1014 1015 static void 1016 init_trackpad(int id) 1017 { 1018 struct adb_request req; 1019 unsigned char r1_buffer[8]; 1020 1021 printk(" (trackpad)"); 1022 1023 adb_request(&req, NULL, ADBREQ_SYNC | ADBREQ_REPLY, 1, 1024 ADB_READREG(id,1)); 1025 if (req.reply_len < 8) 1026 printk("bad length for reg. 1\n"); 1027 else 1028 { 1029 memcpy(r1_buffer, &req.reply[1], 8); 1030 1031 adb_request(&req, NULL, ADBREQ_SYNC, 9, 1032 ADB_WRITEREG(id,1), 1033 r1_buffer[0], 1034 r1_buffer[1], 1035 r1_buffer[2], 1036 r1_buffer[3], 1037 r1_buffer[4], 1038 r1_buffer[5], 1039 0x0d, 1040 r1_buffer[7]); 1041 1042 adb_request(&req, NULL, ADBREQ_SYNC, 9, 1043 ADB_WRITEREG(id,2), 1044 0x99, 1045 0x94, 1046 0x19, 1047 0xff, 1048 0xb2, 1049 0x8a, 1050 0x1b, 1051 0x50); 1052 1053 adb_request(&req, NULL, ADBREQ_SYNC, 9, 1054 ADB_WRITEREG(id,1), 1055 r1_buffer[0], 1056 r1_buffer[1], 1057 r1_buffer[2], 1058 r1_buffer[3], 1059 r1_buffer[4], 1060 r1_buffer[5], 1061 0x03, /*r1_buffer[6],*/ 1062 r1_buffer[7]); 1063 1064 /* Without this flush, the trackpad may be locked up */ 1065 adb_request(&req, NULL, ADBREQ_SYNC, 1, ADB_FLUSH(id)); 1066 } 1067 } 1068 1069 static void 1070 init_trackball(int id) 1071 { 1072 struct adb_request req; 1073 1074 printk(" (trackman/mouseman)"); 1075 1076 adb_request(&req, NULL, ADBREQ_SYNC, 3, 1077 ADB_WRITEREG(id,1), 00,0x81); 1078 1079 adb_request(&req, NULL, ADBREQ_SYNC, 3, 1080 ADB_WRITEREG(id,1), 01,0x81); 1081 1082 adb_request(&req, NULL, ADBREQ_SYNC, 3, 1083 ADB_WRITEREG(id,1), 02,0x81); 1084 1085 adb_request(&req, NULL, ADBREQ_SYNC, 3, 1086 ADB_WRITEREG(id,1), 03,0x38); 1087 1088 adb_request(&req, NULL, ADBREQ_SYNC, 3, 1089 ADB_WRITEREG(id,1), 00,0x81); 1090 1091 adb_request(&req, NULL, ADBREQ_SYNC, 3, 1092 ADB_WRITEREG(id,1), 01,0x81); 1093 1094 adb_request(&req, NULL, ADBREQ_SYNC, 3, 1095 ADB_WRITEREG(id,1), 02,0x81); 1096 1097 adb_request(&req, NULL, ADBREQ_SYNC, 3, 1098 ADB_WRITEREG(id,1), 03,0x38); 1099 } 1100 1101 static void 1102 init_turbomouse(int id) 1103 { 1104 struct adb_request req; 1105 1106 printk(" (TurboMouse 5)"); 1107 1108 adb_request(&req, NULL, ADBREQ_SYNC, 1, ADB_FLUSH(id)); 1109 1110 adb_request(&req, NULL, ADBREQ_SYNC, 1, ADB_FLUSH(3)); 1111 1112 adb_request(&req, NULL, ADBREQ_SYNC, 9, 1113 ADB_WRITEREG(3,2), 1114 0xe7, 1115 0x8c, 1116 0, 1117 0, 1118 0, 1119 0xff, 1120 0xff, 1121 0x94); 1122 1123 adb_request(&req, NULL, ADBREQ_SYNC, 1, ADB_FLUSH(3)); 1124 1125 adb_request(&req, NULL, ADBREQ_SYNC, 9, 1126 ADB_WRITEREG(3,2), 1127 0xa5, 1128 0x14, 1129 0, 1130 0, 1131 0x69, 1132 0xff, 1133 0xff, 1134 0x27); 1135 } 1136 1137 static void 1138 init_microspeed(int id) 1139 { 1140 struct adb_request req; 1141 1142 printk(" (Microspeed/MacPoint or compatible)"); 1143 1144 adb_request(&req, NULL, ADBREQ_SYNC, 1, ADB_FLUSH(id)); 1145 1146 /* This will initialize mice using the Microspeed, MacPoint and 1147 other compatible firmware. Bit 12 enables extended protocol. 1148 1149 Register 1 Listen (4 Bytes) 1150 0 - 3 Button is mouse (set also for double clicking!!!) 1151 4 - 7 Button is locking (affects change speed also) 1152 8 - 11 Button changes speed 1153 12 1 = Extended mouse mode, 0 = normal mouse mode 1154 13 - 15 unused 0 1155 16 - 23 normal speed 1156 24 - 31 changed speed 1157 1158 Register 1 talk holds version and product identification information. 1159 Register 1 Talk (4 Bytes): 1160 0 - 7 Product code 1161 8 - 23 undefined, reserved 1162 24 - 31 Version number 1163 1164 Speed 0 is max. 1 to 255 set speed in increments of 1/256 of max. 1165 */ 1166 adb_request(&req, NULL, ADBREQ_SYNC, 5, 1167 ADB_WRITEREG(id,1), 1168 0x20, /* alt speed = 0x20 (rather slow) */ 1169 0x00, /* norm speed = 0x00 (fastest) */ 1170 0x10, /* extended protocol, no speed change */ 1171 0x07); /* all buttons enabled as mouse buttons, no locking */ 1172 1173 1174 adb_request(&req, NULL, ADBREQ_SYNC, 1, ADB_FLUSH(id)); 1175 } 1176 1177 static void 1178 init_ms_a3(int id) 1179 { 1180 struct adb_request req; 1181 1182 printk(" (Mouse Systems A3 Mouse, or compatible)"); 1183 adb_request(&req, NULL, ADBREQ_SYNC, 3, 1184 ADB_WRITEREG(id, 0x2), 1185 0x00, 1186 0x07); 1187 1188 adb_request(&req, NULL, ADBREQ_SYNC, 1, ADB_FLUSH(id)); 1189 } 1190 1191 static int __init adbhid_init(void) 1192 { 1193 #ifndef CONFIG_MAC 1194 if (!machine_is(chrp) && !machine_is(powermac)) 1195 return 0; 1196 #endif 1197 1198 led_request.complete = 1; 1199 1200 adbhid_probe(); 1201 1202 blocking_notifier_chain_register(&adb_client_list, 1203 &adbhid_adb_notifier); 1204 1205 return 0; 1206 } 1207 1208 static void __exit adbhid_exit(void) 1209 { 1210 } 1211 1212 module_init(adbhid_init); 1213 module_exit(adbhid_exit); 1214