git.oblomov.eu Git - linux-2.6/blob - drivers/input/tablet/wacom_wac.c

   1 /*
   2  * drivers/input/tablet/wacom_wac.c
   3  *
   4  *  USB Wacom Graphire and Wacom Intuos tablet support - Wacom specific code
   5  *
   6  */
   7
   8 /*
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  */
  14 #include "wacom.h"
  15 #include "wacom_wac.h"
  16
  17 static int wacom_penpartner_irq(struct wacom_wac *wacom, void *wcombo)
  18 {
  19         unsigned char *data = wacom->data;
  20
  21         switch (data[0]) {
  22                 case 1:
  23                         if (data[5] & 0x80) {
  24                                 wacom->tool[0] = (data[5] & 0x20) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
  25                                 wacom->id[0] = (data[5] & 0x20) ? ERASER_DEVICE_ID : STYLUS_DEVICE_ID;
  26                                 wacom_report_key(wcombo, wacom->tool[0], 1);
  27                                 wacom_report_abs(wcombo, ABS_MISC, wacom->id[0]); /* report tool id */
  28                                 wacom_report_abs(wcombo, ABS_X, wacom_le16_to_cpu(&data[1]));
  29                                 wacom_report_abs(wcombo, ABS_Y, wacom_le16_to_cpu(&data[3]));
  30                                 wacom_report_abs(wcombo, ABS_PRESSURE, (signed char)data[6] + 127);
  31                                 wacom_report_key(wcombo, BTN_TOUCH, ((signed char)data[6] > -127));
  32                                 wacom_report_key(wcombo, BTN_STYLUS, (data[5] & 0x40));
  33                         } else {
  34                                 wacom_report_key(wcombo, wacom->tool[0], 0);
  35                                 wacom_report_abs(wcombo, ABS_MISC, 0); /* report tool id */
  36                                 wacom_report_abs(wcombo, ABS_PRESSURE, -1);
  37                                 wacom_report_key(wcombo, BTN_TOUCH, 0);
  38                         }
  39                         break;
  40                 case 2:
  41                         wacom_report_key(wcombo, BTN_TOOL_PEN, 1);
  42                         wacom_report_abs(wcombo, ABS_MISC, STYLUS_DEVICE_ID); /* report tool id */
  43                         wacom_report_abs(wcombo, ABS_X, wacom_le16_to_cpu(&data[1]));
  44                         wacom_report_abs(wcombo, ABS_Y, wacom_le16_to_cpu(&data[3]));
  45                         wacom_report_abs(wcombo, ABS_PRESSURE, (signed char)data[6] + 127);
  46                         wacom_report_key(wcombo, BTN_TOUCH, ((signed char)data[6] > -80) && !(data[5] & 0x20));
  47                         wacom_report_key(wcombo, BTN_STYLUS, (data[5] & 0x40));
  48                         break;
  49                 default:
  50                         printk(KERN_INFO "wacom_penpartner_irq: received unknown report #%d\n", data[0]);
  51                         return 0;
  52         }
  53         return 1;
  54 }
  55
  56 static int wacom_pl_irq(struct wacom_wac *wacom, void *wcombo)
  57 {
  58         unsigned char *data = wacom->data;
  59         int prox, id, pressure;
  60
  61         if (data[0] != 2) {
  62                 dbg("wacom_pl_irq: received unknown report #%d", data[0]);
  63                 return 0;
  64         }
  65
  66         prox = data[1] & 0x40;
  67
  68         id = ERASER_DEVICE_ID;
  69         if (prox) {
  70
  71                 pressure = (signed char)((data[7] << 1) | ((data[4] >> 2) & 1));
  72                 if (wacom->features->pressure_max > 255)
  73                         pressure = (pressure << 1) | ((data[4] >> 6) & 1);
  74                 pressure += (wacom->features->pressure_max + 1) / 2;
  75
  76                 /*
  77                  * if going from out of proximity into proximity select between the eraser
  78                  * and the pen based on the state of the stylus2 button, choose eraser if
  79                  * pressed else choose pen. if not a proximity change from out to in, send
  80                  * an out of proximity for previous tool then a in for new tool.
  81                  */
  82                 if (!wacom->tool[0]) {
  83                         /* Eraser bit set for DTF */
  84                         if (data[1] & 0x10)
  85                                 wacom->tool[1] = BTN_TOOL_RUBBER;
  86                         else
  87                                 /* Going into proximity select tool */
  88                                 wacom->tool[1] = (data[4] & 0x20) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
  89                 } else {
  90                         /* was entered with stylus2 pressed */
  91                         if (wacom->tool[1] == BTN_TOOL_RUBBER && !(data[4] & 0x20)) {
  92                                 /* report out proximity for previous tool */
  93                                 wacom_report_key(wcombo, wacom->tool[1], 0);
  94                                 wacom_input_sync(wcombo);
  95                                 wacom->tool[1] = BTN_TOOL_PEN;
  96                                 return 0;
  97                         }
  98                 }
  99                 if (wacom->tool[1] != BTN_TOOL_RUBBER) {
 100                         /* Unknown tool selected default to pen tool */
 101                         wacom->tool[1] = BTN_TOOL_PEN;
 102                         id = STYLUS_DEVICE_ID;
 103                 }
 104                 wacom_report_key(wcombo, wacom->tool[1], prox); /* report in proximity for tool */
 105                 wacom_report_abs(wcombo, ABS_MISC, id); /* report tool id */
 106                 wacom_report_abs(wcombo, ABS_X, data[3] | (data[2] << 7) | ((data[1] & 0x03) << 14));
 107                 wacom_report_abs(wcombo, ABS_Y, data[6] | (data[5] << 7) | ((data[4] & 0x03) << 14));
 108                 wacom_report_abs(wcombo, ABS_PRESSURE, pressure);
 109
 110                 wacom_report_key(wcombo, BTN_TOUCH, data[4] & 0x08);
 111                 wacom_report_key(wcombo, BTN_STYLUS, data[4] & 0x10);
 112                 /* Only allow the stylus2 button to be reported for the pen tool. */
 113                 wacom_report_key(wcombo, BTN_STYLUS2, (wacom->tool[1] == BTN_TOOL_PEN) && (data[4] & 0x20));
 114         } else {
 115                 /* report proximity-out of a (valid) tool */
 116                 if (wacom->tool[1] != BTN_TOOL_RUBBER) {
 117                         /* Unknown tool selected default to pen tool */
 118                         wacom->tool[1] = BTN_TOOL_PEN;
 119                 }
 120                 wacom_report_key(wcombo, wacom->tool[1], prox);
 121         }
 122
 123         wacom->tool[0] = prox; /* Save proximity state */
 124         return 1;
 125 }
 126
 127 static int wacom_ptu_irq(struct wacom_wac *wacom, void *wcombo)
 128 {
 129         unsigned char *data = wacom->data;
 130         int id;
 131
 132         if (data[0] != 2) {
 133                 printk(KERN_INFO "wacom_ptu_irq: received unknown report #%d\n", data[0]);
 134                 return 0;
 135         }
 136
 137         if (data[1] & 0x04) {
 138                 wacom_report_key(wcombo, BTN_TOOL_RUBBER, data[1] & 0x20);
 139                 wacom_report_key(wcombo, BTN_TOUCH, data[1] & 0x08);
 140                 id = ERASER_DEVICE_ID;
 141         } else {
 142                 wacom_report_key(wcombo, BTN_TOOL_PEN, data[1] & 0x20);
 143                 wacom_report_key(wcombo, BTN_TOUCH, data[1] & 0x01);
 144                 id = STYLUS_DEVICE_ID;
 145         }
 146         wacom_report_abs(wcombo, ABS_MISC, id); /* report tool id */
 147         wacom_report_abs(wcombo, ABS_X, wacom_le16_to_cpu(&data[2]));
 148         wacom_report_abs(wcombo, ABS_Y, wacom_le16_to_cpu(&data[4]));
 149         wacom_report_abs(wcombo, ABS_PRESSURE, wacom_le16_to_cpu(&data[6]));
 150         wacom_report_key(wcombo, BTN_STYLUS, data[1] & 0x02);
 151         wacom_report_key(wcombo, BTN_STYLUS2, data[1] & 0x10);
 152         return 1;
 153 }
 154
 155 static int wacom_graphire_irq(struct wacom_wac *wacom, void *wcombo)
 156 {
 157         unsigned char *data = wacom->data;
 158         int x, y, id, rw;
 159
 160         if (data[0] != 2) {
 161                 dbg("wacom_graphire_irq: received unknown report #%d", data[0]);
 162                 return 0;
 163         }
 164
 165         id = STYLUS_DEVICE_ID;
 166         if (data[1] & 0x80) { /* in prox */
 167
 168                 switch ((data[1] >> 5) & 3) {
 169
 170                         case 0: /* Pen */
 171                                 wacom->tool[0] = BTN_TOOL_PEN;
 172                                 break;
 173
 174                         case 1: /* Rubber */
 175                                 wacom->tool[0] = BTN_TOOL_RUBBER;
 176                                 id = ERASER_DEVICE_ID;
 177                                 break;
 178
 179                         case 2: /* Mouse with wheel */
 180                                 wacom_report_key(wcombo, BTN_MIDDLE, data[1] & 0x04);
 181                                 if (wacom->features->type == WACOM_G4) {
 182                                         rw = data[7] & 0x04 ? (data[7] & 0x03)-4 : (data[7] & 0x03);
 183                                         wacom_report_rel(wcombo, REL_WHEEL, -rw);
 184                                 } else
 185                                         wacom_report_rel(wcombo, REL_WHEEL, -(signed char) data[6]);
 186                                 /* fall through */
 187
 188                         case 3: /* Mouse without wheel */
 189                                 wacom->tool[0] = BTN_TOOL_MOUSE;
 190                                 id = CURSOR_DEVICE_ID;
 191                                 wacom_report_key(wcombo, BTN_LEFT, data[1] & 0x01);
 192                                 wacom_report_key(wcombo, BTN_RIGHT, data[1] & 0x02);
 193                                 if (wacom->features->type == WACOM_G4)
 194                                         wacom_report_abs(wcombo, ABS_DISTANCE, data[6] & 0x3f);
 195                                 else
 196                                         wacom_report_abs(wcombo, ABS_DISTANCE, data[7] & 0x3f);
 197                                 break;
 198                 }
 199                 x = wacom_le16_to_cpu(&data[2]);
 200                 y = wacom_le16_to_cpu(&data[4]);
 201                 wacom_report_abs(wcombo, ABS_X, x);
 202                 wacom_report_abs(wcombo, ABS_Y, y);
 203                 if (wacom->tool[0] != BTN_TOOL_MOUSE) {
 204                         wacom_report_abs(wcombo, ABS_PRESSURE, data[6] | ((data[7] & 0x01) << 8));
 205                         wacom_report_key(wcombo, BTN_TOUCH, data[1] & 0x01);
 206                         wacom_report_key(wcombo, BTN_STYLUS, data[1] & 0x02);
 207                         wacom_report_key(wcombo, BTN_STYLUS2, data[1] & 0x04);
 208                 }
 209                 wacom_report_abs(wcombo, ABS_MISC, id); /* report tool id */
 210                 wacom_report_key(wcombo, wacom->tool[0], 1);
 211         } else if (!(data[1] & 0x90)) {
 212                 wacom_report_abs(wcombo, ABS_X, 0);
 213                 wacom_report_abs(wcombo, ABS_Y, 0);
 214                 if (wacom->tool[0] == BTN_TOOL_MOUSE) {
 215                         wacom_report_key(wcombo, BTN_LEFT, 0);
 216                         wacom_report_key(wcombo, BTN_RIGHT, 0);
 217                         wacom_report_abs(wcombo, ABS_DISTANCE, 0);
 218                 } else {
 219                         wacom_report_abs(wcombo, ABS_PRESSURE, 0);
 220                         wacom_report_key(wcombo, BTN_TOUCH, 0);
 221                         wacom_report_key(wcombo, BTN_STYLUS, 0);
 222                         wacom_report_key(wcombo, BTN_STYLUS2, 0);
 223                 }
 224                 wacom_report_abs(wcombo, ABS_MISC, 0); /* reset tool id */
 225                 wacom_report_key(wcombo, wacom->tool[0], 0);
 226         }
 227
 228         /* send pad data */
 229         if (wacom->features->type == WACOM_G4) {
 230                 if (data[7] & 0xf8) {
 231                         wacom_input_sync(wcombo); /* sync last event */
 232                         wacom->id[1] = 1;
 233                         wacom->serial[1] = (data[7] & 0xf8);
 234                         wacom_report_key(wcombo, BTN_0, (data[7] & 0x40));
 235                         wacom_report_key(wcombo, BTN_4, (data[7] & 0x80));
 236                         rw = ((data[7] & 0x18) >> 3) - ((data[7] & 0x20) >> 3);
 237                         wacom_report_rel(wcombo, REL_WHEEL, rw);
 238                         wacom_report_key(wcombo, BTN_TOOL_FINGER, 0xf0);
 239                         wacom_report_abs(wcombo, ABS_MISC, PAD_DEVICE_ID);
 240                         wacom_input_event(wcombo, EV_MSC, MSC_SERIAL, 0xf0);
 241                 } else if (wacom->id[1]) {
 242                         wacom_input_sync(wcombo); /* sync last event */
 243                         wacom->id[1] = 0;
 244                         wacom_report_key(wcombo, BTN_0, (data[7] & 0x40));
 245                         wacom_report_key(wcombo, BTN_4, (data[7] & 0x80));
 246                         wacom_report_key(wcombo, BTN_TOOL_FINGER, 0);
 247                         wacom_report_abs(wcombo, ABS_MISC, 0);
 248                         wacom_input_event(wcombo, EV_MSC, MSC_SERIAL, 0xf0);
 249                 }
 250         }
 251         return 1;
 252 }
 253
 254 static int wacom_intuos_inout(struct wacom_wac *wacom, void *wcombo)
 255 {
 256         unsigned char *data = wacom->data;
 257         int idx;
 258
 259         /* tool number */
 260         idx = data[1] & 0x01;
 261
 262         /* Enter report */
 263         if ((data[1] & 0xfc) == 0xc0) {
 264                 /* serial number of the tool */
 265                 wacom->serial[idx] = ((data[3] & 0x0f) << 28) +
 266                         (data[4] << 20) + (data[5] << 12) +
 267                         (data[6] << 4) + (data[7] >> 4);
 268
 269                 wacom->id[idx] = (data[2] << 4) | (data[3] >> 4);
 270                 switch (wacom->id[idx]) {
 271                         case 0x812: /* Inking pen */
 272                         case 0x801: /* Intuos3 Inking pen */
 273                         case 0x012:
 274                                 wacom->tool[idx] = BTN_TOOL_PENCIL;
 275                                 break;
 276                         case 0x822: /* Pen */
 277                         case 0x842:
 278                         case 0x852:
 279                         case 0x823: /* Intuos3 Grip Pen */
 280                         case 0x813: /* Intuos3 Classic Pen */
 281                         case 0x885: /* Intuos3 Marker Pen */
 282                         case 0x022:
 283                                 wacom->tool[idx] = BTN_TOOL_PEN;
 284                                 break;
 285                         case 0x832: /* Stroke pen */
 286                         case 0x032:
 287                                 wacom->tool[idx] = BTN_TOOL_BRUSH;
 288                                 break;
 289                         case 0x007: /* Mouse 4D and 2D */
 290                         case 0x09c:
 291                         case 0x094:
 292                         case 0x017: /* Intuos3 2D Mouse */
 293                                 wacom->tool[idx] = BTN_TOOL_MOUSE;
 294                                 break;
 295                         case 0x096: /* Lens cursor */
 296                         case 0x097: /* Intuos3 Lens cursor */
 297                                 wacom->tool[idx] = BTN_TOOL_LENS;
 298                                 break;
 299                         case 0x82a: /* Eraser */
 300                         case 0x85a:
 301                         case 0x91a:
 302                         case 0xd1a:
 303                         case 0x0fa:
 304                         case 0x82b: /* Intuos3 Grip Pen Eraser */
 305                         case 0x81b: /* Intuos3 Classic Pen Eraser */
 306                         case 0x91b: /* Intuos3 Airbrush Eraser */
 307                                 wacom->tool[idx] = BTN_TOOL_RUBBER;
 308                                 break;
 309                         case 0xd12:
 310                         case 0x912:
 311                         case 0x112:
 312                         case 0x913: /* Intuos3 Airbrush */
 313                                 wacom->tool[idx] = BTN_TOOL_AIRBRUSH;
 314                                 break;
 315                         default: /* Unknown tool */
 316                                 wacom->tool[idx] = BTN_TOOL_PEN;
 317                 }
 318                 return 1;
 319         }
 320
 321         /* Exit report */
 322         if ((data[1] & 0xfe) == 0x80) {
 323                 wacom_report_abs(wcombo, ABS_X, 0);
 324                 wacom_report_abs(wcombo, ABS_Y, 0);
 325                 wacom_report_abs(wcombo, ABS_DISTANCE, 0);
 326                 if (wacom->tool[idx] >= BTN_TOOL_MOUSE) {
 327                         wacom_report_key(wcombo, BTN_LEFT, 0);
 328                         wacom_report_key(wcombo, BTN_MIDDLE, 0);
 329                         wacom_report_key(wcombo, BTN_RIGHT, 0);
 330                         wacom_report_key(wcombo, BTN_SIDE, 0);
 331                         wacom_report_key(wcombo, BTN_EXTRA, 0);
 332                         wacom_report_abs(wcombo, ABS_THROTTLE, 0);
 333                         wacom_report_abs(wcombo, ABS_RZ, 0);
 334                 } else {
 335                         wacom_report_abs(wcombo, ABS_PRESSURE, 0);
 336                         wacom_report_abs(wcombo, ABS_TILT_X, 0);
 337                         wacom_report_abs(wcombo, ABS_TILT_Y, 0);
 338                         wacom_report_key(wcombo, BTN_STYLUS, 0);
 339                         wacom_report_key(wcombo, BTN_STYLUS2, 0);
 340                         wacom_report_key(wcombo, BTN_TOUCH, 0);
 341                         wacom_report_abs(wcombo, ABS_WHEEL, 0);
 342                 }
 343                 wacom_report_key(wcombo, wacom->tool[idx], 0);
 344                 wacom_report_abs(wcombo, ABS_MISC, 0); /* reset tool id */
 345                 wacom_input_event(wcombo, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
 346                 return 2;
 347         }
 348         return 0;
 349 }
 350
 351 static void wacom_intuos_general(struct wacom_wac *wacom, void *wcombo)
 352 {
 353         unsigned char *data = wacom->data;
 354         unsigned int t;
 355
 356         /* general pen packet */
 357         if ((data[1] & 0xb8) == 0xa0) {
 358                 t = (data[6] << 2) | ((data[7] >> 6) & 3);
 359                 wacom_report_abs(wcombo, ABS_PRESSURE, t);
 360                 wacom_report_abs(wcombo, ABS_TILT_X,
 361                                 ((data[7] << 1) & 0x7e) | (data[8] >> 7));
 362                 wacom_report_abs(wcombo, ABS_TILT_Y, data[8] & 0x7f);
 363                 wacom_report_key(wcombo, BTN_STYLUS, data[1] & 2);
 364                 wacom_report_key(wcombo, BTN_STYLUS2, data[1] & 4);
 365                 wacom_report_key(wcombo, BTN_TOUCH, t > 10);
 366         }
 367
 368         /* airbrush second packet */
 369         if ((data[1] & 0xbc) == 0xb4) {
 370                 wacom_report_abs(wcombo, ABS_WHEEL,
 371                                 (data[6] << 2) | ((data[7] >> 6) & 3));
 372                 wacom_report_abs(wcombo, ABS_TILT_X,
 373                                 ((data[7] << 1) & 0x7e) | (data[8] >> 7));
 374                 wacom_report_abs(wcombo, ABS_TILT_Y, data[8] & 0x7f);
 375         }
 376         return;
 377 }
 378
 379 static int wacom_intuos_irq(struct wacom_wac *wacom, void *wcombo)
 380 {
 381         unsigned char *data = wacom->data;
 382         unsigned int t;
 383         int idx, result;
 384
 385         if (data[0] != 2 && data[0] != 5 && data[0] != 6 && data[0] != 12) {
 386                 dbg("wacom_intuos_irq: received unknown report #%d", data[0]);
 387                 return 0;
 388         }
 389
 390         /* tool number */
 391         idx = data[1] & 0x01;
 392
 393         /* pad packets. Works as a second tool and is always in prox */
 394         if (data[0] == 12) {
 395                 /* initiate the pad as a device */
 396                 if (wacom->tool[1] != BTN_TOOL_FINGER)
 397                         wacom->tool[1] = BTN_TOOL_FINGER;
 398
 399                 wacom_report_key(wcombo, BTN_0, (data[5] & 0x01));
 400                 wacom_report_key(wcombo, BTN_1, (data[5] & 0x02));
 401                 wacom_report_key(wcombo, BTN_2, (data[5] & 0x04));
 402                 wacom_report_key(wcombo, BTN_3, (data[5] & 0x08));
 403                 wacom_report_key(wcombo, BTN_4, (data[6] & 0x01));
 404                 wacom_report_key(wcombo, BTN_5, (data[6] & 0x02));
 405                 wacom_report_key(wcombo, BTN_6, (data[6] & 0x04));
 406                 wacom_report_key(wcombo, BTN_7, (data[6] & 0x08));
 407                 wacom_report_abs(wcombo, ABS_RX, ((data[1] & 0x1f) << 8) | data[2]);
 408                 wacom_report_abs(wcombo, ABS_RY, ((data[3] & 0x1f) << 8) | data[4]);
 409
 410                 if((data[5] & 0x0f) | (data[6] & 0x0f) | (data[1] & 0x1f) |
 411                         data[2] | (data[3] & 0x1f) | data[4])
 412                         wacom_report_key(wcombo, wacom->tool[1], 1);
 413                 else
 414                         wacom_report_key(wcombo, wacom->tool[1], 0);
 415                 wacom_report_abs(wcombo, ABS_MISC, PAD_DEVICE_ID);
 416                 wacom_input_event(wcombo, EV_MSC, MSC_SERIAL, 0xffffffff);
 417                 return 1;
 418         }
 419
 420         /* process in/out prox events */
 421         result = wacom_intuos_inout(wacom, wcombo);
 422         if (result)
 423                 return result-1;
 424
 425         /* Only large I3 and I1 & I2 support Lense Cursor */
 426         if((wacom->tool[idx] == BTN_TOOL_LENS)
 427                         && ((wacom->features->type == INTUOS3)
 428                         || (wacom->features->type == INTUOS3S)))
 429                 return 0;
 430
 431         /* Cintiq doesn't send data when RDY bit isn't set */
 432         if ((wacom->features->type == CINTIQ) && !(data[1] & 0x40))
 433                  return 0;
 434
 435         if (wacom->features->type >= INTUOS3S) {
 436                 wacom_report_abs(wcombo, ABS_X, (data[2] << 9) | (data[3] << 1) | ((data[9] >> 1) & 1));
 437                 wacom_report_abs(wcombo, ABS_Y, (data[4] << 9) | (data[5] << 1) | (data[9] & 1));
 438                 wacom_report_abs(wcombo, ABS_DISTANCE, ((data[9] >> 2) & 0x3f));
 439         } else {
 440                 wacom_report_abs(wcombo, ABS_X, wacom_be16_to_cpu(&data[2]));
 441                 wacom_report_abs(wcombo, ABS_Y, wacom_be16_to_cpu(&data[4]));
 442                 wacom_report_abs(wcombo, ABS_DISTANCE, ((data[9] >> 3) & 0x1f));
 443         }
 444
 445         /* process general packets */
 446         wacom_intuos_general(wacom, wcombo);
 447
 448         /* 4D mouse, 2D mouse, marker pen rotation, or Lens cursor packets */
 449         if ((data[1] & 0xbc) == 0xa8 || (data[1] & 0xbe) == 0xb0) {
 450
 451                 if (data[1] & 0x02) {
 452                         /* Rotation packet */
 453                         if (wacom->features->type >= INTUOS3S) {
 454                                 /* I3 marker pen rotation reported as wheel
 455                                  * due to valuator limitation
 456                                  */
 457                                 t = (data[6] << 3) | ((data[7] >> 5) & 7);
 458                                 t = (data[7] & 0x20) ? ((t > 900) ? ((t-1) / 2 - 1350) :
 459                                         ((t-1) / 2 + 450)) : (450 - t / 2) ;
 460                                 wacom_report_abs(wcombo, ABS_WHEEL, t);
 461                         } else {
 462                                 /* 4D mouse rotation packet */
 463                                 t = (data[6] << 3) | ((data[7] >> 5) & 7);
 464                                 wacom_report_abs(wcombo, ABS_RZ, (data[7] & 0x20) ?
 465                                         ((t - 1) / 2) : -t / 2);
 466                         }
 467
 468                 } else if (!(data[1] & 0x10) && wacom->features->type < INTUOS3S) {
 469                         /* 4D mouse packet */
 470                         wacom_report_key(wcombo, BTN_LEFT,   data[8] & 0x01);
 471                         wacom_report_key(wcombo, BTN_MIDDLE, data[8] & 0x02);
 472                         wacom_report_key(wcombo, BTN_RIGHT,  data[8] & 0x04);
 473
 474                         wacom_report_key(wcombo, BTN_SIDE,   data[8] & 0x20);
 475                         wacom_report_key(wcombo, BTN_EXTRA,  data[8] & 0x10);
 476                         t = (data[6] << 2) | ((data[7] >> 6) & 3);
 477                         wacom_report_abs(wcombo, ABS_THROTTLE, (data[8] & 0x08) ? -t : t);
 478
 479                 } else if (wacom->tool[idx] == BTN_TOOL_MOUSE) {
 480                         /* 2D mouse packet */
 481                         wacom_report_key(wcombo, BTN_LEFT,   data[8] & 0x04);
 482                         wacom_report_key(wcombo, BTN_MIDDLE, data[8] & 0x08);
 483                         wacom_report_key(wcombo, BTN_RIGHT,  data[8] & 0x10);
 484                         wacom_report_rel(wcombo, REL_WHEEL, (data[8] & 0x01)
 485                                                  - ((data[8] & 0x02) >> 1));
 486
 487                         /* I3 2D mouse side buttons */
 488                         if (wacom->features->type >= INTUOS3S && wacom->features->type <= INTUOS3L) {
 489                                 wacom_report_key(wcombo, BTN_SIDE,   data[8] & 0x40);
 490                                 wacom_report_key(wcombo, BTN_EXTRA,  data[8] & 0x20);
 491                         }
 492
 493                 } else if (wacom->features->type < INTUOS3S || wacom->features->type == INTUOS3L) {
 494                         /* Lens cursor packets */
 495                         wacom_report_key(wcombo, BTN_LEFT,   data[8] & 0x01);
 496                         wacom_report_key(wcombo, BTN_MIDDLE, data[8] & 0x02);
 497                         wacom_report_key(wcombo, BTN_RIGHT,  data[8] & 0x04);
 498                         wacom_report_key(wcombo, BTN_SIDE,   data[8] & 0x10);
 499                         wacom_report_key(wcombo, BTN_EXTRA,  data[8] & 0x08);
 500                 }
 501         }
 502
 503         wacom_report_abs(wcombo, ABS_MISC, wacom->id[idx]); /* report tool id */
 504         wacom_report_key(wcombo, wacom->tool[idx], 1);
 505         wacom_input_event(wcombo, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
 506         return 1;
 507 }
 508
 509 int wacom_wac_irq(struct wacom_wac *wacom_wac, void *wcombo)
 510 {
 511         switch (wacom_wac->features->type) {
 512                 case PENPARTNER:
 513                         return (wacom_penpartner_irq(wacom_wac, wcombo));
 514                         break;
 515                 case PL:
 516                         return (wacom_pl_irq(wacom_wac, wcombo));
 517                         break;
 518                 case WACOM_G4:
 519                 case GRAPHIRE:
 520                         return (wacom_graphire_irq(wacom_wac, wcombo));
 521                         break;
 522                 case PTU:
 523                         return (wacom_ptu_irq(wacom_wac, wcombo));
 524                         break;
 525                 case INTUOS:
 526                 case INTUOS3S:
 527                 case INTUOS3:
 528                 case INTUOS3L:
 529                 case CINTIQ:
 530                         return (wacom_intuos_irq(wacom_wac, wcombo));
 531                         break;
 532                 default:
 533                         return 0;
 534         }
 535         return 0;
 536 }
 537
 538 void wacom_init_input_dev(struct input_dev *input_dev, struct wacom_wac *wacom_wac)
 539 {
 540         switch (wacom_wac->features->type) {
 541                 case WACOM_G4:
 542                         input_dev_g4(input_dev, wacom_wac);
 543                         /* fall through */
 544                 case GRAPHIRE:
 545                         input_dev_g(input_dev, wacom_wac);
 546                         break;
 547                 case INTUOS3:
 548                 case INTUOS3L:
 549                 case CINTIQ:
 550                         input_dev_i3(input_dev, wacom_wac);
 551                         /* fall through */
 552                 case INTUOS3S:
 553                         input_dev_i3s(input_dev, wacom_wac);
 554                 case INTUOS:
 555                         input_dev_i(input_dev, wacom_wac);
 556                         break;
 557                 case PL:
 558                 case PTU:
 559                         input_dev_pl(input_dev, wacom_wac);
 560                         break;
 561                 case PENPARTNER:
 562                         input_dev_pt(input_dev, wacom_wac);
 563                         break;
 564         }
 565         return;
 566 }
 567
 568 static struct wacom_features wacom_features[] = {
 569         { "Wacom Penpartner",    7,   5040,  3780,  255,  0, PENPARTNER },
 570         { "Wacom Graphire",      8,  10206,  7422,  511, 63, GRAPHIRE },
 571         { "Wacom Graphire2 4x5", 8,  10206,  7422,  511, 63, GRAPHIRE },
 572         { "Wacom Graphire2 5x7", 8,  13918, 10206,  511, 63, GRAPHIRE },
 573         { "Wacom Graphire3",     8,  10208,  7424,  511, 63, GRAPHIRE },
 574         { "Wacom Graphire3 6x8", 8,  16704, 12064,  511, 63, GRAPHIRE },
 575         { "Wacom Graphire4 4x5", 8,  10208,  7424,  511, 63, WACOM_G4 },
 576         { "Wacom Graphire4 6x8", 8,  16704, 12064,  511, 63, WACOM_G4 },
 577         { "Wacom Volito",        8,   5104,  3712,  511, 63, GRAPHIRE },
 578         { "Wacom PenStation2",   8,   3250,  2320,  255, 63, GRAPHIRE },
 579         { "Wacom Volito2 4x5",   8,   5104,  3712,  511, 63, GRAPHIRE },
 580         { "Wacom Volito2 2x3",   8,   3248,  2320,  511, 63, GRAPHIRE },
 581         { "Wacom PenPartner2",   8,   3250,  2320,  255, 63, GRAPHIRE },
 582         { "Wacom Intuos 4x5",   10,  12700, 10600, 1023, 31, INTUOS },
 583         { "Wacom Intuos 6x8",   10,  20320, 16240, 1023, 31, INTUOS },
 584         { "Wacom Intuos 9x12",  10,  30480, 24060, 1023, 31, INTUOS },
 585         { "Wacom Intuos 12x12", 10,  30480, 31680, 1023, 31, INTUOS },
 586         { "Wacom Intuos 12x18", 10,  45720, 31680, 1023, 31, INTUOS },
 587         { "Wacom PL400",         8,   5408,  4056,  255,  0, PL },
 588         { "Wacom PL500",         8,   6144,  4608,  255,  0, PL },
 589         { "Wacom PL600",         8,   6126,  4604,  255,  0, PL },
 590         { "Wacom PL600SX",       8,   6260,  5016,  255,  0, PL },
 591         { "Wacom PL550",         8,   6144,  4608,  511,  0, PL },
 592         { "Wacom PL800",         8,   7220,  5780,  511,  0, PL },
 593         { "Wacom PL700",         8,   6758,  5406,  511,  0, PL },
 594         { "Wacom PL510",         8,   6282,  4762,  511,  0, PL },
 595         { "Wacom DTU710",        8,  34080, 27660,  511,  0, PL },
 596         { "Wacom DTF521",        8,   6282,  4762,  511,  0, PL },
 597         { "Wacom DTF720",        8,   6858,  5506,  511,  0, PL },
 598         { "Wacom Cintiq Partner",8,  20480, 15360,  511,  0, PTU },
 599         { "Wacom Intuos2 4x5",   10, 12700, 10600, 1023, 31, INTUOS },
 600         { "Wacom Intuos2 6x8",   10, 20320, 16240, 1023, 31, INTUOS },
 601         { "Wacom Intuos2 9x12",  10, 30480, 24060, 1023, 31, INTUOS },
 602         { "Wacom Intuos2 12x12", 10, 30480, 31680, 1023, 31, INTUOS },
 603         { "Wacom Intuos2 12x18", 10, 45720, 31680, 1023, 31, INTUOS },
 604         { "Wacom Intuos3 4x5",   10, 25400, 20320, 1023, 63, INTUOS3S },
 605         { "Wacom Intuos3 6x8",   10, 40640, 30480, 1023, 63, INTUOS3 },
 606         { "Wacom Intuos3 9x12",  10, 60960, 45720, 1023, 63, INTUOS3 },
 607         { "Wacom Intuos3 12x12", 10, 60960, 60960, 1023, 63, INTUOS3L },
 608         { "Wacom Intuos3 12x19", 10, 97536, 60960, 1023, 63, INTUOS3L },
 609         { "Wacom Intuos3 6x11",  10, 54204, 31750, 1023, 63, INTUOS3 },
 610         { "Wacom Intuos3 4x6",   10, 31496, 19685, 1023, 63, INTUOS3S },
 611         { "Wacom Cintiq 21UX",   10, 87200, 65600, 1023, 63, CINTIQ },
 612         { "Wacom Intuos2 6x8",   10, 20320, 16240, 1023, 31, INTUOS },
 613         { }
 614 };
 615
 616 static struct usb_device_id wacom_ids[] = {
 617         { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x00) },
 618         { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x10) },
 619         { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x11) },
 620         { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x12) },
 621         { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x13) },
 622         { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x14) },
 623         { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x15) },
 624         { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x16) },
 625         { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x60) },
 626         { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x61) },
 627         { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x62) },
 628         { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x63) },
 629         { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x64) },
 630         { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x20) },
 631         { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x21) },
 632         { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x22) },
 633         { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x23) },
 634         { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x24) },
 635         { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x30) },
 636         { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x31) },
 637         { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x32) },
 638         { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x33) },
 639         { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x34) },
 640         { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x35) },
 641         { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x37) },
 642         { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x38) },
 643         { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x39) },
 644         { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xC0) },
 645         { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xC4) },
 646         { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x03) },
 647         { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x41) },
 648         { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x42) },
 649         { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x43) },
 650         { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x44) },
 651         { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x45) },
 652         { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xB0) },
 653         { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xB1) },
 654         { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xB2) },
 655         { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xB3) },
 656         { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xB4) },
 657         { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xB5) },
 658         { USB_DEVICE(USB_VENDOR_ID_WACOM, 0xB7) },
 659         { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x3F) },
 660         { USB_DEVICE(USB_VENDOR_ID_WACOM, 0x47) },
 661         { }
 662 };
 663
 664 const struct usb_device_id * get_device_table(void) {
 665         const struct usb_device_id * id_table = wacom_ids;
 666         return id_table;
 667 }
 668
 669 struct wacom_features * get_wacom_feature(const struct usb_device_id * id) {
 670         int index = id - wacom_ids;
 671         struct wacom_features *wf = &wacom_features[index];
 672         return wf;
 673 }
 674
 675 MODULE_DEVICE_TABLE(usb, wacom_ids);