drivers/input/tablet/wacom_wac.c

   1 /*
   2  * drivers/input/tablet/wacom_wac.c
   3  *
   4  *  USB Wacom 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
  15 #include "wacom_wac.h"
  16 #include "wacom.h"
  17
  18 static int wacom_penpartner_irq(struct wacom_wac *wacom)
  19 {
  20         unsigned char *data = wacom->data;
  21         struct input_dev *input = wacom->input;
  22
  23         switch (data[0]) {
  24         case 1:
  25                 if (data[5] & 0x80) {
  26                         wacom->tool[0] = (data[5] & 0x20) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
  27                         wacom->id[0] = (data[5] & 0x20) ? ERASER_DEVICE_ID : STYLUS_DEVICE_ID;
  28                         input_report_key(input, wacom->tool[0], 1);
  29                         input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
  30                         input_report_abs(input, ABS_X, get_unaligned_le16(&data[1]));
  31                         input_report_abs(input, ABS_Y, get_unaligned_le16(&data[3]));
  32                         input_report_abs(input, ABS_PRESSURE, (signed char)data[6] + 127);
  33                         input_report_key(input, BTN_TOUCH, ((signed char)data[6] > -127));
  34                         input_report_key(input, BTN_STYLUS, (data[5] & 0x40));
  35                 } else {
  36                         input_report_key(input, wacom->tool[0], 0);
  37                         input_report_abs(input, ABS_MISC, 0); /* report tool id */
  38                         input_report_abs(input, ABS_PRESSURE, -1);
  39                         input_report_key(input, BTN_TOUCH, 0);
  40                 }
  41                 break;
  42
  43         case 2:
  44                 input_report_key(input, BTN_TOOL_PEN, 1);
  45                 input_report_abs(input, ABS_MISC, STYLUS_DEVICE_ID); /* report tool id */
  46                 input_report_abs(input, ABS_X, get_unaligned_le16(&data[1]));
  47                 input_report_abs(input, ABS_Y, get_unaligned_le16(&data[3]));
  48                 input_report_abs(input, ABS_PRESSURE, (signed char)data[6] + 127);
  49                 input_report_key(input, BTN_TOUCH, ((signed char)data[6] > -80) && !(data[5] & 0x20));
  50                 input_report_key(input, BTN_STYLUS, (data[5] & 0x40));
  51                 break;
  52
  53         default:
  54                 printk(KERN_INFO "wacom_penpartner_irq: received unknown report #%d\n", data[0]);
  55                 return 0;
  56         }
  57
  58         return 1;
  59 }
  60
  61 static int wacom_pl_irq(struct wacom_wac *wacom)
  62 {
  63         struct wacom_features *features = &wacom->features;
  64         unsigned char *data = wacom->data;
  65         struct input_dev *input = wacom->input;
  66         int prox, pressure;
  67
  68         if (data[0] != WACOM_REPORT_PENABLED) {
  69                 dbg("wacom_pl_irq: received unknown report #%d", data[0]);
  70                 return 0;
  71         }
  72
  73         prox = data[1] & 0x40;
  74
  75         if (prox) {
  76                 wacom->id[0] = ERASER_DEVICE_ID;
  77                 pressure = (signed char)((data[7] << 1) | ((data[4] >> 2) & 1));
  78                 if (features->pressure_max > 255)
  79                         pressure = (pressure << 1) | ((data[4] >> 6) & 1);
  80                 pressure += (features->pressure_max + 1) / 2;
  81
  82                 /*
  83                  * if going from out of proximity into proximity select between the eraser
  84                  * and the pen based on the state of the stylus2 button, choose eraser if
  85                  * pressed else choose pen. if not a proximity change from out to in, send
  86                  * an out of proximity for previous tool then a in for new tool.
  87                  */
  88                 if (!wacom->tool[0]) {
  89                         /* Eraser bit set for DTF */
  90                         if (data[1] & 0x10)
  91                                 wacom->tool[1] = BTN_TOOL_RUBBER;
  92                         else
  93                                 /* Going into proximity select tool */
  94                                 wacom->tool[1] = (data[4] & 0x20) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
  95                 } else {
  96                         /* was entered with stylus2 pressed */
  97                         if (wacom->tool[1] == BTN_TOOL_RUBBER && !(data[4] & 0x20)) {
  98                                 /* report out proximity for previous tool */
  99                                 input_report_key(input, wacom->tool[1], 0);
 100                                 input_sync(input);
 101                                 wacom->tool[1] = BTN_TOOL_PEN;
 102                                 return 0;
 103                         }
 104                 }
 105                 if (wacom->tool[1] != BTN_TOOL_RUBBER) {
 106                         /* Unknown tool selected default to pen tool */
 107                         wacom->tool[1] = BTN_TOOL_PEN;
 108                         wacom->id[0] = STYLUS_DEVICE_ID;
 109                 }
 110                 input_report_key(input, wacom->tool[1], prox); /* report in proximity for tool */
 111                 input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
 112                 input_report_abs(input, ABS_X, data[3] | (data[2] << 7) | ((data[1] & 0x03) << 14));
 113                 input_report_abs(input, ABS_Y, data[6] | (data[5] << 7) | ((data[4] & 0x03) << 14));
 114                 input_report_abs(input, ABS_PRESSURE, pressure);
 115
 116                 input_report_key(input, BTN_TOUCH, data[4] & 0x08);
 117                 input_report_key(input, BTN_STYLUS, data[4] & 0x10);
 118                 /* Only allow the stylus2 button to be reported for the pen tool. */
 119                 input_report_key(input, BTN_STYLUS2, (wacom->tool[1] == BTN_TOOL_PEN) && (data[4] & 0x20));
 120         } else {
 121                 /* report proximity-out of a (valid) tool */
 122                 if (wacom->tool[1] != BTN_TOOL_RUBBER) {
 123                         /* Unknown tool selected default to pen tool */
 124                         wacom->tool[1] = BTN_TOOL_PEN;
 125                 }
 126                 input_report_key(input, wacom->tool[1], prox);
 127         }
 128
 129         wacom->tool[0] = prox; /* Save proximity state */
 130         return 1;
 131 }
 132
 133 static int wacom_ptu_irq(struct wacom_wac *wacom)
 134 {
 135         unsigned char *data = wacom->data;
 136         struct input_dev *input = wacom->input;
 137
 138         if (data[0] != WACOM_REPORT_PENABLED) {
 139                 printk(KERN_INFO "wacom_ptu_irq: received unknown report #%d\n", data[0]);
 140                 return 0;
 141         }
 142
 143         if (data[1] & 0x04) {
 144                 input_report_key(input, BTN_TOOL_RUBBER, data[1] & 0x20);
 145                 input_report_key(input, BTN_TOUCH, data[1] & 0x08);
 146                 wacom->id[0] = ERASER_DEVICE_ID;
 147         } else {
 148                 input_report_key(input, BTN_TOOL_PEN, data[1] & 0x20);
 149                 input_report_key(input, BTN_TOUCH, data[1] & 0x01);
 150                 wacom->id[0] = STYLUS_DEVICE_ID;
 151         }
 152         input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
 153         input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
 154         input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
 155         input_report_abs(input, ABS_PRESSURE, le16_to_cpup((__le16 *)&data[6]));
 156         input_report_key(input, BTN_STYLUS, data[1] & 0x02);
 157         input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
 158         return 1;
 159 }
 160
 161 static int wacom_dtu_irq(struct wacom_wac *wacom)
 162 {
 163         struct wacom_features *features = &wacom->features;
 164         char *data = wacom->data;
 165         struct input_dev *input = wacom->input;
 166         int prox = data[1] & 0x20, pressure;
 167
 168         dbg("wacom_dtu_irq: received report #%d", data[0]);
 169
 170         if (prox) {
 171                 /* Going into proximity select tool */
 172                 wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
 173                 if (wacom->tool[0] == BTN_TOOL_PEN)
 174                         wacom->id[0] = STYLUS_DEVICE_ID;
 175                 else
 176                         wacom->id[0] = ERASER_DEVICE_ID;
 177         }
 178         input_report_key(input, BTN_STYLUS, data[1] & 0x02);
 179         input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
 180         input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
 181         input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
 182         pressure = ((data[7] & 0x01) << 8) | data[6];
 183         if (pressure < 0)
 184                 pressure = features->pressure_max + pressure + 1;
 185         input_report_abs(input, ABS_PRESSURE, pressure);
 186         input_report_key(input, BTN_TOUCH, data[1] & 0x05);
 187         if (!prox) /* out-prox */
 188                 wacom->id[0] = 0;
 189         input_report_key(input, wacom->tool[0], prox);
 190         input_report_abs(input, ABS_MISC, wacom->id[0]);
 191         return 1;
 192 }
 193
 194 static int wacom_graphire_irq(struct wacom_wac *wacom)
 195 {
 196         struct wacom_features *features = &wacom->features;
 197         unsigned char *data = wacom->data;
 198         struct input_dev *input = wacom->input;
 199         int prox;
 200         int rw = 0;
 201         int retval = 0;
 202
 203         if (data[0] != WACOM_REPORT_PENABLED) {
 204                 dbg("wacom_graphire_irq: received unknown report #%d", data[0]);
 205                 goto exit;
 206         }
 207
 208         prox = data[1] & 0x80;
 209         if (prox || wacom->id[0]) {
 210                 if (prox) {
 211                         switch ((data[1] >> 5) & 3) {
 212
 213                         case 0: /* Pen */
 214                                 wacom->tool[0] = BTN_TOOL_PEN;
 215                                 wacom->id[0] = STYLUS_DEVICE_ID;
 216                                 break;
 217
 218                         case 1: /* Rubber */
 219                                 wacom->tool[0] = BTN_TOOL_RUBBER;
 220                                 wacom->id[0] = ERASER_DEVICE_ID;
 221                                 break;
 222
 223                         case 2: /* Mouse with wheel */
 224                                 input_report_key(input, BTN_MIDDLE, data[1] & 0x04);
 225                                 /* fall through */
 226
 227                         case 3: /* Mouse without wheel */
 228                                 wacom->tool[0] = BTN_TOOL_MOUSE;
 229                                 wacom->id[0] = CURSOR_DEVICE_ID;
 230                                 break;
 231                         }
 232                 }
 233                 input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
 234                 input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
 235                 if (wacom->tool[0] != BTN_TOOL_MOUSE) {
 236                         input_report_abs(input, ABS_PRESSURE, data[6] | ((data[7] & 0x01) << 8));
 237                         input_report_key(input, BTN_TOUCH, data[1] & 0x01);
 238                         input_report_key(input, BTN_STYLUS, data[1] & 0x02);
 239                         input_report_key(input, BTN_STYLUS2, data[1] & 0x04);
 240                 } else {
 241                         input_report_key(input, BTN_LEFT, data[1] & 0x01);
 242                         input_report_key(input, BTN_RIGHT, data[1] & 0x02);
 243                         if (features->type == WACOM_G4 ||
 244                                         features->type == WACOM_MO) {
 245                                 input_report_abs(input, ABS_DISTANCE, data[6] & 0x3f);
 246                                 rw = (data[7] & 0x04) - (data[7] & 0x03);
 247                         } else {
 248                                 input_report_abs(input, ABS_DISTANCE, data[7] & 0x3f);
 249                                 rw = -(signed char)data[6];
 250                         }
 251                         input_report_rel(input, REL_WHEEL, rw);
 252                 }
 253
 254                 if (!prox)
 255                         wacom->id[0] = 0;
 256                 input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
 257                 input_report_key(input, wacom->tool[0], prox);
 258                 input_sync(input); /* sync last event */
 259         }
 260
 261         /* send pad data */
 262         switch (features->type) {
 263         case WACOM_G4:
 264                 prox = data[7] & 0xf8;
 265                 if (prox || wacom->id[1]) {
 266                         wacom->id[1] = PAD_DEVICE_ID;
 267                         input_report_key(input, BTN_0, (data[7] & 0x40));
 268                         input_report_key(input, BTN_4, (data[7] & 0x80));
 269                         rw = ((data[7] & 0x18) >> 3) - ((data[7] & 0x20) >> 3);
 270                         input_report_rel(input, REL_WHEEL, rw);
 271                         input_report_key(input, BTN_TOOL_FINGER, 0xf0);
 272                         if (!prox)
 273                                 wacom->id[1] = 0;
 274                         input_report_abs(input, ABS_MISC, wacom->id[1]);
 275                         input_event(input, EV_MSC, MSC_SERIAL, 0xf0);
 276                         retval = 1;
 277                 }
 278                 break;
 279
 280         case WACOM_MO:
 281                 prox = (data[7] & 0xf8) || data[8];
 282                 if (prox || wacom->id[1]) {
 283                         wacom->id[1] = PAD_DEVICE_ID;
 284                         input_report_key(input, BTN_0, (data[7] & 0x08));
 285                         input_report_key(input, BTN_1, (data[7] & 0x20));
 286                         input_report_key(input, BTN_4, (data[7] & 0x10));
 287                         input_report_key(input, BTN_5, (data[7] & 0x40));
 288                         input_report_abs(input, ABS_WHEEL, (data[8] & 0x7f));
 289                         input_report_key(input, BTN_TOOL_FINGER, 0xf0);
 290                         if (!prox)
 291                                 wacom->id[1] = 0;
 292                         input_report_abs(input, ABS_MISC, wacom->id[1]);
 293                         input_event(input, EV_MSC, MSC_SERIAL, 0xf0);
 294                 }
 295                 retval = 1;
 296                 break;
 297         }
 298 exit:
 299         return retval;
 300 }
 301
 302 static int wacom_intuos_inout(struct wacom_wac *wacom)
 303 {
 304         struct wacom_features *features = &wacom->features;
 305         unsigned char *data = wacom->data;
 306         struct input_dev *input = wacom->input;
 307         int idx = 0;
 308
 309         /* tool number */
 310         if (features->type == INTUOS)
 311                 idx = data[1] & 0x01;
 312
 313         /* Enter report */
 314         if ((data[1] & 0xfc) == 0xc0) {
 315                 /* serial number of the tool */
 316                 wacom->serial[idx] = ((data[3] & 0x0f) << 28) +
 317                         (data[4] << 20) + (data[5] << 12) +
 318                         (data[6] << 4) + (data[7] >> 4);
 319
 320                 wacom->id[idx] = (data[2] << 4) | (data[3] >> 4) |
 321                         ((data[7] & 0x0f) << 20) | ((data[8] & 0xf0) << 12);
 322
 323                 switch (wacom->id[idx] & 0xfffff) {
 324                 case 0x812: /* Inking pen */
 325                 case 0x801: /* Intuos3 Inking pen */
 326                 case 0x20802: /* Intuos4 Inking Pen */
 327                 case 0x012:
 328                         wacom->tool[idx] = BTN_TOOL_PENCIL;
 329                         break;
 330
 331                 case 0x822: /* Pen */
 332                 case 0x842:
 333                 case 0x852:
 334                 case 0x823: /* Intuos3 Grip Pen */
 335                 case 0x813: /* Intuos3 Classic Pen */
 336                 case 0x885: /* Intuos3 Marker Pen */
 337                 case 0x802: /* Intuos4 General Pen */
 338                 case 0x804: /* Intuos4 Marker Pen */
 339                 case 0x40802: /* Intuos4 Classic Pen */
 340                 case 0x022:
 341                         wacom->tool[idx] = BTN_TOOL_PEN;
 342                         break;
 343
 344                 case 0x832: /* Stroke pen */
 345                 case 0x032:
 346                         wacom->tool[idx] = BTN_TOOL_BRUSH;
 347                         break;
 348
 349                 case 0x007: /* Mouse 4D and 2D */
 350                 case 0x09c:
 351                 case 0x094:
 352                 case 0x017: /* Intuos3 2D Mouse */
 353                 case 0x806: /* Intuos4 Mouse */
 354                         wacom->tool[idx] = BTN_TOOL_MOUSE;
 355                         break;
 356
 357                 case 0x096: /* Lens cursor */
 358                 case 0x097: /* Intuos3 Lens cursor */
 359                 case 0x006: /* Intuos4 Lens cursor */
 360                         wacom->tool[idx] = BTN_TOOL_LENS;
 361                         break;
 362
 363                 case 0x82a: /* Eraser */
 364                 case 0x85a:
 365                 case 0x91a:
 366                 case 0xd1a:
 367                 case 0x0fa:
 368                 case 0x82b: /* Intuos3 Grip Pen Eraser */
 369                 case 0x81b: /* Intuos3 Classic Pen Eraser */
 370                 case 0x91b: /* Intuos3 Airbrush Eraser */
 371                 case 0x80c: /* Intuos4 Marker Pen Eraser */
 372                 case 0x80a: /* Intuos4 General Pen Eraser */
 373                 case 0x4080a: /* Intuos4 Classic Pen Eraser */
 374                 case 0x90a: /* Intuos4 Airbrush Eraser */
 375                         wacom->tool[idx] = BTN_TOOL_RUBBER;
 376                         break;
 377
 378                 case 0xd12:
 379                 case 0x912:
 380                 case 0x112:
 381                 case 0x913: /* Intuos3 Airbrush */
 382                 case 0x902: /* Intuos4 Airbrush */
 383                         wacom->tool[idx] = BTN_TOOL_AIRBRUSH;
 384                         break;
 385
 386                 default: /* Unknown tool */
 387                         wacom->tool[idx] = BTN_TOOL_PEN;
 388                         break;
 389                 }
 390                 return 1;
 391         }
 392
 393         /* older I4 styli don't work with new Cintiqs */
 394         if (!((wacom->id[idx] >> 20) & 0x01) &&
 395                         (features->type == WACOM_21UX2))
 396                 return 1;
 397
 398         /* Exit report */
 399         if ((data[1] & 0xfe) == 0x80) {
 400                 /*
 401                  * Reset all states otherwise we lose the initial states
 402                  * when in-prox next time
 403                  */
 404                 input_report_abs(input, ABS_X, 0);
 405                 input_report_abs(input, ABS_Y, 0);
 406                 input_report_abs(input, ABS_DISTANCE, 0);
 407                 input_report_abs(input, ABS_TILT_X, 0);
 408                 input_report_abs(input, ABS_TILT_Y, 0);
 409                 if (wacom->tool[idx] >= BTN_TOOL_MOUSE) {
 410                         input_report_key(input, BTN_LEFT, 0);
 411                         input_report_key(input, BTN_MIDDLE, 0);
 412                         input_report_key(input, BTN_RIGHT, 0);
 413                         input_report_key(input, BTN_SIDE, 0);
 414                         input_report_key(input, BTN_EXTRA, 0);
 415                         input_report_abs(input, ABS_THROTTLE, 0);
 416                         input_report_abs(input, ABS_RZ, 0);
 417                 } else {
 418                         input_report_abs(input, ABS_PRESSURE, 0);
 419                         input_report_key(input, BTN_STYLUS, 0);
 420                         input_report_key(input, BTN_STYLUS2, 0);
 421                         input_report_key(input, BTN_TOUCH, 0);
 422                         input_report_abs(input, ABS_WHEEL, 0);
 423                         if (features->type >= INTUOS3S)
 424                                 input_report_abs(input, ABS_Z, 0);
 425                 }
 426                 input_report_key(input, wacom->tool[idx], 0);
 427                 input_report_abs(input, ABS_MISC, 0); /* reset tool id */
 428                 input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
 429                 wacom->id[idx] = 0;
 430                 return 2;
 431         }
 432         return 0;
 433 }
 434
 435 static void wacom_intuos_general(struct wacom_wac *wacom)
 436 {
 437         struct wacom_features *features = &wacom->features;
 438         unsigned char *data = wacom->data;
 439         struct input_dev *input = wacom->input;
 440         unsigned int t;
 441
 442         /* general pen packet */
 443         if ((data[1] & 0xb8) == 0xa0) {
 444                 t = (data[6] << 2) | ((data[7] >> 6) & 3);
 445                 if ((features->type >= INTUOS4S && features->type <= INTUOS4L) ||
 446                     features->type == WACOM_21UX2) {
 447                         t = (t << 1) | (data[1] & 1);
 448                 }
 449                 input_report_abs(input, ABS_PRESSURE, t);
 450                 input_report_abs(input, ABS_TILT_X,
 451                                 ((data[7] << 1) & 0x7e) | (data[8] >> 7));
 452                 input_report_abs(input, ABS_TILT_Y, data[8] & 0x7f);
 453                 input_report_key(input, BTN_STYLUS, data[1] & 2);
 454                 input_report_key(input, BTN_STYLUS2, data[1] & 4);
 455                 input_report_key(input, BTN_TOUCH, t > 10);
 456         }
 457
 458         /* airbrush second packet */
 459         if ((data[1] & 0xbc) == 0xb4) {
 460                 input_report_abs(input, ABS_WHEEL,
 461                                 (data[6] << 2) | ((data[7] >> 6) & 3));
 462                 input_report_abs(input, ABS_TILT_X,
 463                                 ((data[7] << 1) & 0x7e) | (data[8] >> 7));
 464                 input_report_abs(input, ABS_TILT_Y, data[8] & 0x7f);
 465         }
 466 }
 467
 468 static int wacom_intuos_irq(struct wacom_wac *wacom)
 469 {
 470         struct wacom_features *features = &wacom->features;
 471         unsigned char *data = wacom->data;
 472         struct input_dev *input = wacom->input;
 473         unsigned int t;
 474         int idx = 0, result;
 475
 476         if (data[0] != WACOM_REPORT_PENABLED && data[0] != WACOM_REPORT_INTUOSREAD
 477                 && data[0] != WACOM_REPORT_INTUOSWRITE && data[0] != WACOM_REPORT_INTUOSPAD) {
 478                 dbg("wacom_intuos_irq: received unknown report #%d", data[0]);
 479                 return 0;
 480         }
 481
 482         /* tool number */
 483         if (features->type == INTUOS)
 484                 idx = data[1] & 0x01;
 485
 486         /* pad packets. Works as a second tool and is always in prox */
 487         if (data[0] == WACOM_REPORT_INTUOSPAD) {
 488                 /* initiate the pad as a device */
 489                 if (wacom->tool[1] != BTN_TOOL_FINGER)
 490                         wacom->tool[1] = BTN_TOOL_FINGER;
 491
 492                 if (features->type >= INTUOS4S && features->type <= INTUOS4L) {
 493                         input_report_key(input, BTN_0, (data[2] & 0x01));
 494                         input_report_key(input, BTN_1, (data[3] & 0x01));
 495                         input_report_key(input, BTN_2, (data[3] & 0x02));
 496                         input_report_key(input, BTN_3, (data[3] & 0x04));
 497                         input_report_key(input, BTN_4, (data[3] & 0x08));
 498                         input_report_key(input, BTN_5, (data[3] & 0x10));
 499                         input_report_key(input, BTN_6, (data[3] & 0x20));
 500                         if (data[1] & 0x80) {
 501                                 input_report_abs(input, ABS_WHEEL, (data[1] & 0x7f));
 502                         } else {
 503                                 /* Out of proximity, clear wheel value. */
 504                                 input_report_abs(input, ABS_WHEEL, 0);
 505                         }
 506                         if (features->type != INTUOS4S) {
 507                                 input_report_key(input, BTN_7, (data[3] & 0x40));
 508                                 input_report_key(input, BTN_8, (data[3] & 0x80));
 509                         }
 510                         if (data[1] | (data[2] & 0x01) | data[3]) {
 511                                 input_report_key(input, wacom->tool[1], 1);
 512                                 input_report_abs(input, ABS_MISC, PAD_DEVICE_ID);
 513                         } else {
 514                                 input_report_key(input, wacom->tool[1], 0);
 515                                 input_report_abs(input, ABS_MISC, 0);
 516                         }
 517                 } else {
 518                         if (features->type == WACOM_21UX2) {
 519                                 input_report_key(input, BTN_0, (data[5] & 0x01));
 520                                 input_report_key(input, BTN_1, (data[6] & 0x01));
 521                                 input_report_key(input, BTN_2, (data[6] & 0x02));
 522                                 input_report_key(input, BTN_3, (data[6] & 0x04));
 523                                 input_report_key(input, BTN_4, (data[6] & 0x08));
 524                                 input_report_key(input, BTN_5, (data[6] & 0x10));
 525                                 input_report_key(input, BTN_6, (data[6] & 0x20));
 526                                 input_report_key(input, BTN_7, (data[6] & 0x40));
 527                                 input_report_key(input, BTN_8, (data[6] & 0x80));
 528                                 input_report_key(input, BTN_9, (data[7] & 0x01));
 529                                 input_report_key(input, BTN_A, (data[8] & 0x01));
 530                                 input_report_key(input, BTN_B, (data[8] & 0x02));
 531                                 input_report_key(input, BTN_C, (data[8] & 0x04));
 532                                 input_report_key(input, BTN_X, (data[8] & 0x08));
 533                                 input_report_key(input, BTN_Y, (data[8] & 0x10));
 534                                 input_report_key(input, BTN_Z, (data[8] & 0x20));
 535                                 input_report_key(input, BTN_BASE, (data[8] & 0x40));
 536                                 input_report_key(input, BTN_BASE2, (data[8] & 0x80));
 537                         } else {
 538                                 input_report_key(input, BTN_0, (data[5] & 0x01));
 539                                 input_report_key(input, BTN_1, (data[5] & 0x02));
 540                                 input_report_key(input, BTN_2, (data[5] & 0x04));
 541                                 input_report_key(input, BTN_3, (data[5] & 0x08));
 542                                 input_report_key(input, BTN_4, (data[6] & 0x01));
 543                                 input_report_key(input, BTN_5, (data[6] & 0x02));
 544                                 input_report_key(input, BTN_6, (data[6] & 0x04));
 545                                 input_report_key(input, BTN_7, (data[6] & 0x08));
 546                                 input_report_key(input, BTN_8, (data[5] & 0x10));
 547                                 input_report_key(input, BTN_9, (data[6] & 0x10));
 548                         }
 549                         input_report_abs(input, ABS_RX, ((data[1] & 0x1f) << 8) | data[2]);
 550                         input_report_abs(input, ABS_RY, ((data[3] & 0x1f) << 8) | data[4]);
 551
 552                         if ((data[5] & 0x1f) | data[6] | (data[1] & 0x1f) |
 553                                 data[2] | (data[3] & 0x1f) | data[4] | data[8] |
 554                                 (data[7] & 0x01)) {
 555                                 input_report_key(input, wacom->tool[1], 1);
 556                                 input_report_abs(input, ABS_MISC, PAD_DEVICE_ID);
 557                         } else {
 558                                 input_report_key(input, wacom->tool[1], 0);
 559                                 input_report_abs(input, ABS_MISC, 0);
 560                         }
 561                 }
 562                 input_event(input, EV_MSC, MSC_SERIAL, 0xffffffff);
 563                 return 1;
 564         }
 565
 566         /* process in/out prox events */
 567         result = wacom_intuos_inout(wacom);
 568         if (result)
 569                 return result - 1;
 570
 571         /* don't proceed if we don't know the ID */
 572         if (!wacom->id[idx])
 573                 return 0;
 574
 575         /* Only large Intuos support Lense Cursor */
 576         if (wacom->tool[idx] == BTN_TOOL_LENS &&
 577             (features->type == INTUOS3 ||
 578              features->type == INTUOS3S ||
 579              features->type == INTUOS4 ||
 580              features->type == INTUOS4S)) {
 581
 582                 return 0;
 583         }
 584
 585         /* Cintiq doesn't send data when RDY bit isn't set */
 586         if (features->type == CINTIQ && !(data[1] & 0x40))
 587                  return 0;
 588
 589         if (features->type >= INTUOS3S) {
 590                 input_report_abs(input, ABS_X, (data[2] << 9) | (data[3] << 1) | ((data[9] >> 1) & 1));
 591                 input_report_abs(input, ABS_Y, (data[4] << 9) | (data[5] << 1) | (data[9] & 1));
 592                 input_report_abs(input, ABS_DISTANCE, ((data[9] >> 2) & 0x3f));
 593         } else {
 594                 input_report_abs(input, ABS_X, be16_to_cpup((__be16 *)&data[2]));
 595                 input_report_abs(input, ABS_Y, be16_to_cpup((__be16 *)&data[4]));
 596                 input_report_abs(input, ABS_DISTANCE, ((data[9] >> 3) & 0x1f));
 597         }
 598
 599         /* process general packets */
 600         wacom_intuos_general(wacom);
 601
 602         /* 4D mouse, 2D mouse, marker pen rotation, tilt mouse, or Lens cursor packets */
 603         if ((data[1] & 0xbc) == 0xa8 || (data[1] & 0xbe) == 0xb0 || (data[1] & 0xbc) == 0xac) {
 604
 605                 if (data[1] & 0x02) {
 606                         /* Rotation packet */
 607                         if (features->type >= INTUOS3S) {
 608                                 /* I3 marker pen rotation */
 609                                 t = (data[6] << 3) | ((data[7] >> 5) & 7);
 610                                 t = (data[7] & 0x20) ? ((t > 900) ? ((t-1) / 2 - 1350) :
 611                                         ((t-1) / 2 + 450)) : (450 - t / 2) ;
 612                                 input_report_abs(input, ABS_Z, t);
 613                         } else {
 614                                 /* 4D mouse rotation packet */
 615                                 t = (data[6] << 3) | ((data[7] >> 5) & 7);
 616                                 input_report_abs(input, ABS_RZ, (data[7] & 0x20) ?
 617                                         ((t - 1) / 2) : -t / 2);
 618                         }
 619
 620                 } else if (!(data[1] & 0x10) && features->type < INTUOS3S) {
 621                         /* 4D mouse packet */
 622                         input_report_key(input, BTN_LEFT,   data[8] & 0x01);
 623                         input_report_key(input, BTN_MIDDLE, data[8] & 0x02);
 624                         input_report_key(input, BTN_RIGHT,  data[8] & 0x04);
 625
 626                         input_report_key(input, BTN_SIDE,   data[8] & 0x20);
 627                         input_report_key(input, BTN_EXTRA,  data[8] & 0x10);
 628                         t = (data[6] << 2) | ((data[7] >> 6) & 3);
 629                         input_report_abs(input, ABS_THROTTLE, (data[8] & 0x08) ? -t : t);
 630
 631                 } else if (wacom->tool[idx] == BTN_TOOL_MOUSE) {
 632                         /* I4 mouse */
 633                         if (features->type >= INTUOS4S && features->type <= INTUOS4L) {
 634                                 input_report_key(input, BTN_LEFT,   data[6] & 0x01);
 635                                 input_report_key(input, BTN_MIDDLE, data[6] & 0x02);
 636                                 input_report_key(input, BTN_RIGHT,  data[6] & 0x04);
 637                                 input_report_rel(input, REL_WHEEL, ((data[7] & 0x80) >> 7)
 638                                                  - ((data[7] & 0x40) >> 6));
 639                                 input_report_key(input, BTN_SIDE,   data[6] & 0x08);
 640                                 input_report_key(input, BTN_EXTRA,  data[6] & 0x10);
 641
 642                                 input_report_abs(input, ABS_TILT_X,
 643                                         ((data[7] << 1) & 0x7e) | (data[8] >> 7));
 644                                 input_report_abs(input, ABS_TILT_Y, data[8] & 0x7f);
 645                         } else {
 646                                 /* 2D mouse packet */
 647                                 input_report_key(input, BTN_LEFT,   data[8] & 0x04);
 648                                 input_report_key(input, BTN_MIDDLE, data[8] & 0x08);
 649                                 input_report_key(input, BTN_RIGHT,  data[8] & 0x10);
 650                                 input_report_rel(input, REL_WHEEL, (data[8] & 0x01)
 651                                                  - ((data[8] & 0x02) >> 1));
 652
 653                                 /* I3 2D mouse side buttons */
 654                                 if (features->type >= INTUOS3S && features->type <= INTUOS3L) {
 655                                         input_report_key(input, BTN_SIDE,   data[8] & 0x40);
 656                                         input_report_key(input, BTN_EXTRA,  data[8] & 0x20);
 657                                 }
 658                         }
 659                 } else if ((features->type < INTUOS3S || features->type == INTUOS3L ||
 660                                 features->type == INTUOS4L) &&
 661                            wacom->tool[idx] == BTN_TOOL_LENS) {
 662                         /* Lens cursor packets */
 663                         input_report_key(input, BTN_LEFT,   data[8] & 0x01);
 664                         input_report_key(input, BTN_MIDDLE, data[8] & 0x02);
 665                         input_report_key(input, BTN_RIGHT,  data[8] & 0x04);
 666                         input_report_key(input, BTN_SIDE,   data[8] & 0x10);
 667                         input_report_key(input, BTN_EXTRA,  data[8] & 0x08);
 668                 }
 669         }
 670
 671         input_report_abs(input, ABS_MISC, wacom->id[idx]); /* report tool id */
 672         input_report_key(input, wacom->tool[idx], 1);
 673         input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
 674         return 1;
 675 }
 676
 677
 678 static void wacom_tpc_finger_in(struct wacom_wac *wacom, char *data, int idx)
 679 {
 680         struct input_dev *input = wacom->input;
 681         int finger = idx + 1;
 682         int x = le16_to_cpup((__le16 *)&data[finger * 2]) & 0x7fff;
 683         int y = le16_to_cpup((__le16 *)&data[4 + finger * 2]) & 0x7fff;
 684
 685         /*
 686          * Work around input core suppressing "duplicate" events since
 687          * we are abusing ABS_X/ABS_Y to transmit multi-finger data.
 688          * This should go away once we switch to true multitouch
 689          * protocol.
 690          */
 691         if (wacom->last_finger != finger) {
 692                 if (x == input_abs_get_val(input, ABS_X))
 693                         x++;
 694
 695                 if (y == input_abs_get_val(input, ABS_Y))
 696                         y++;
 697         }
 698
 699         input_report_abs(input, ABS_X, x);
 700         input_report_abs(input, ABS_Y, y);
 701         input_report_abs(input, ABS_MISC, wacom->id[0]);
 702         input_report_key(input, wacom->tool[finger], 1);
 703         if (!idx)
 704                 input_report_key(input, BTN_TOUCH, 1);
 705         input_event(input, EV_MSC, MSC_SERIAL, finger);
 706         input_sync(input);
 707
 708         wacom->last_finger = finger;
 709 }
 710
 711 static void wacom_tpc_touch_out(struct wacom_wac *wacom, int idx)
 712 {
 713         struct input_dev *input = wacom->input;
 714         int finger = idx + 1;
 715
 716         input_report_abs(input, ABS_X, 0);
 717         input_report_abs(input, ABS_Y, 0);
 718         input_report_abs(input, ABS_MISC, 0);
 719         input_report_key(input, wacom->tool[finger], 0);
 720         if (!idx)
 721                 input_report_key(input, BTN_TOUCH, 0);
 722         input_event(input, EV_MSC, MSC_SERIAL, finger);
 723         input_sync(input);
 724 }
 725
 726 static void wacom_tpc_touch_in(struct wacom_wac *wacom, size_t len)
 727 {
 728         char *data = wacom->data;
 729         struct input_dev *input = wacom->input;
 730
 731         wacom->tool[1] = BTN_TOOL_DOUBLETAP;
 732         wacom->id[0] = TOUCH_DEVICE_ID;
 733         wacom->tool[2] = BTN_TOOL_TRIPLETAP;
 734
 735         if (len != WACOM_PKGLEN_TPC1FG) {
 736
 737                 switch (data[0]) {
 738
 739                 case WACOM_REPORT_TPC1FG:
 740                         input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
 741                         input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
 742                         input_report_abs(input, ABS_PRESSURE, le16_to_cpup((__le16 *)&data[6]));
 743                         input_report_key(input, BTN_TOUCH, le16_to_cpup((__le16 *)&data[6]));
 744                         input_report_abs(input, ABS_MISC, wacom->id[0]);
 745                         input_report_key(input, wacom->tool[1], 1);
 746                         input_sync(input);
 747                         break;
 748
 749                 case WACOM_REPORT_TPC2FG:
 750                         if (data[1] & 0x01)
 751                                 wacom_tpc_finger_in(wacom, data, 0);
 752                         else if (wacom->id[1] & 0x01)
 753                                 wacom_tpc_touch_out(wacom, 0);
 754
 755                         if (data[1] & 0x02)
 756                                 wacom_tpc_finger_in(wacom, data, 1);
 757                         else if (wacom->id[1] & 0x02)
 758                                 wacom_tpc_touch_out(wacom, 1);
 759                         break;
 760                 }
 761         } else {
 762                 input_report_abs(input, ABS_X, get_unaligned_le16(&data[1]));
 763                 input_report_abs(input, ABS_Y, get_unaligned_le16(&data[3]));
 764                 input_report_key(input, BTN_TOUCH, 1);
 765                 input_report_abs(input, ABS_MISC, wacom->id[1]);
 766                 input_report_key(input, wacom->tool[1], 1);
 767                 input_sync(input);
 768         }
 769 }
 770
 771 static int wacom_tpc_irq(struct wacom_wac *wacom, size_t len)
 772 {
 773         struct wacom_features *features = &wacom->features;
 774         char *data = wacom->data;
 775         struct input_dev *input = wacom->input;
 776         int prox = 0, pressure;
 777         int retval = 0;
 778
 779         dbg("wacom_tpc_irq: received report #%d", data[0]);
 780
 781         if (len == WACOM_PKGLEN_TPC1FG ||                /* single touch */
 782             data[0] == WACOM_REPORT_TPC1FG ||            /* single touch */
 783             data[0] == WACOM_REPORT_TPC2FG) {            /* 2FG touch */
 784
 785                 if (wacom->shared->stylus_in_proximity) {
 786                         if (wacom->id[1] & 0x01)
 787                                 wacom_tpc_touch_out(wacom, 0);
 788
 789                         if (wacom->id[1] & 0x02)
 790                                 wacom_tpc_touch_out(wacom, 1);
 791
 792                         wacom->id[1] = 0;
 793                         return 0;
 794                 }
 795
 796                 if (len == WACOM_PKGLEN_TPC1FG) {       /* with touch */
 797                         prox = data[0] & 0x01;
 798                 } else {  /* with capacity */
 799                         if (data[0] == WACOM_REPORT_TPC1FG)
 800                                 /* single touch */
 801                                 prox = data[1] & 0x01;
 802                         else
 803                                 /* 2FG touch data */
 804                                 prox = data[1] & 0x03;
 805                 }
 806
 807                 if (prox) {
 808                         if (!wacom->id[1])
 809                                 wacom->last_finger = 1;
 810                         wacom_tpc_touch_in(wacom, len);
 811                 } else {
 812                         if (data[0] == WACOM_REPORT_TPC2FG) {
 813                                 /* 2FGT out-prox */
 814                                 if (wacom->id[1] & 0x01)
 815                                         wacom_tpc_touch_out(wacom, 0);
 816
 817                                 if (wacom->id[1] & 0x02)
 818                                         wacom_tpc_touch_out(wacom, 1);
 819                         } else
 820                                 /* one finger touch */
 821                                 wacom_tpc_touch_out(wacom, 0);
 822
 823                         wacom->id[0] = 0;
 824                 }
 825                 /* keep prox bit to send proper out-prox event */
 826                 wacom->id[1] = prox;
 827         } else if (data[0] == WACOM_REPORT_PENABLED) { /* Penabled */
 828                 prox = data[1] & 0x20;
 829
 830                 if (!wacom->shared->stylus_in_proximity) { /* first in prox */
 831                         /* Going into proximity select tool */
 832                         wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
 833                         if (wacom->tool[0] == BTN_TOOL_PEN)
 834                                 wacom->id[0] = STYLUS_DEVICE_ID;
 835                         else
 836                                 wacom->id[0] = ERASER_DEVICE_ID;
 837
 838                         wacom->shared->stylus_in_proximity = true;
 839                 }
 840                 input_report_key(input, BTN_STYLUS, data[1] & 0x02);
 841                 input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
 842                 input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
 843                 input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
 844                 pressure = ((data[7] & 0x01) << 8) | data[6];
 845                 if (pressure < 0)
 846                         pressure = features->pressure_max + pressure + 1;
 847                 input_report_abs(input, ABS_PRESSURE, pressure);
 848                 input_report_key(input, BTN_TOUCH, data[1] & 0x05);
 849                 if (!prox) { /* out-prox */
 850                         wacom->id[0] = 0;
 851                         wacom->shared->stylus_in_proximity = false;
 852                 }
 853                 input_report_key(input, wacom->tool[0], prox);
 854                 input_report_abs(input, ABS_MISC, wacom->id[0]);
 855                 retval = 1;
 856         }
 857         return retval;
 858 }
 859
 860 void wacom_wac_irq(struct wacom_wac *wacom_wac, size_t len)
 861 {
 862         bool sync;
 863
 864         switch (wacom_wac->features.type) {
 865         case PENPARTNER:
 866                 sync = wacom_penpartner_irq(wacom_wac);
 867                 break;
 868
 869         case PL:
 870                 sync = wacom_pl_irq(wacom_wac);
 871                 break;
 872
 873         case WACOM_G4:
 874         case GRAPHIRE:
 875         case WACOM_MO:
 876                 sync = wacom_graphire_irq(wacom_wac);
 877                 break;
 878
 879         case PTU:
 880                 sync = wacom_ptu_irq(wacom_wac);
 881                 break;
 882
 883         case DTU:
 884                 sync = wacom_dtu_irq(wacom_wac);
 885                 break;
 886
 887         case INTUOS:
 888         case INTUOS3S:
 889         case INTUOS3:
 890         case INTUOS3L:
 891         case INTUOS4S:
 892         case INTUOS4:
 893         case INTUOS4L:
 894         case CINTIQ:
 895         case WACOM_BEE:
 896         case WACOM_21UX2:
 897                 sync = wacom_intuos_irq(wacom_wac);
 898                 break;
 899
 900         case TABLETPC:
 901         case TABLETPC2FG:
 902                 sync = wacom_tpc_irq(wacom_wac, len);
 903                 break;
 904
 905         default:
 906                 sync = false;
 907                 break;
 908         }
 909
 910         if (sync)
 911                 input_sync(wacom_wac->input);
 912 }
 913
 914 static void wacom_setup_intuos(struct wacom_wac *wacom_wac)
 915 {
 916         struct input_dev *input_dev = wacom_wac->input;
 917
 918         input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
 919         input_set_capability(input_dev, EV_REL, REL_WHEEL);
 920
 921         __set_bit(BTN_LEFT, input_dev->keybit);
 922         __set_bit(BTN_RIGHT, input_dev->keybit);
 923         __set_bit(BTN_MIDDLE, input_dev->keybit);
 924         __set_bit(BTN_SIDE, input_dev->keybit);
 925         __set_bit(BTN_EXTRA, input_dev->keybit);
 926
 927         __set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
 928         __set_bit(BTN_TOOL_PEN, input_dev->keybit);
 929         __set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
 930         __set_bit(BTN_TOOL_BRUSH, input_dev->keybit);
 931         __set_bit(BTN_TOOL_PENCIL, input_dev->keybit);
 932         __set_bit(BTN_TOOL_AIRBRUSH, input_dev->keybit);
 933         __set_bit(BTN_TOOL_LENS, input_dev->keybit);
 934         __set_bit(BTN_STYLUS, input_dev->keybit);
 935         __set_bit(BTN_STYLUS2, input_dev->keybit);
 936
 937         input_set_abs_params(input_dev, ABS_DISTANCE,
 938                              0, wacom_wac->features.distance_max, 0, 0);
 939         input_set_abs_params(input_dev, ABS_WHEEL, 0, 1023, 0, 0);
 940         input_set_abs_params(input_dev, ABS_TILT_X, 0, 127, 0, 0);
 941         input_set_abs_params(input_dev, ABS_TILT_Y, 0, 127, 0, 0);
 942         input_set_abs_params(input_dev, ABS_RZ, -900, 899, 0, 0);
 943         input_set_abs_params(input_dev, ABS_THROTTLE, -1023, 1023, 0, 0);
 944 }
 945
 946 void wacom_setup_input_capabilities(struct input_dev *input_dev,
 947                                     struct wacom_wac *wacom_wac)
 948 {
 949         struct wacom_features *features = &wacom_wac->features;
 950         int i;
 951
 952         input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
 953
 954         __set_bit(BTN_TOUCH, input_dev->keybit);
 955
 956         input_set_abs_params(input_dev, ABS_X, 0, features->x_max, 4, 0);
 957         input_set_abs_params(input_dev, ABS_Y, 0, features->y_max, 4, 0);
 958         input_set_abs_params(input_dev, ABS_PRESSURE, 0, features->pressure_max, 0, 0);
 959
 960         __set_bit(ABS_MISC, input_dev->absbit);
 961
 962         switch (wacom_wac->features.type) {
 963         case WACOM_MO:
 964                 __set_bit(BTN_1, input_dev->keybit);
 965                 __set_bit(BTN_5, input_dev->keybit);
 966
 967                 input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
 968                 /* fall through */
 969
 970         case WACOM_G4:
 971                 input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
 972
 973                 __set_bit(BTN_TOOL_FINGER, input_dev->keybit);
 974                 __set_bit(BTN_0, input_dev->keybit);
 975                 __set_bit(BTN_4, input_dev->keybit);
 976                 /* fall through */
 977
 978         case GRAPHIRE:
 979                 input_set_capability(input_dev, EV_REL, REL_WHEEL);
 980
 981                 __set_bit(BTN_LEFT, input_dev->keybit);
 982                 __set_bit(BTN_RIGHT, input_dev->keybit);
 983                 __set_bit(BTN_MIDDLE, input_dev->keybit);
 984
 985                 __set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
 986                 __set_bit(BTN_TOOL_PEN, input_dev->keybit);
 987                 __set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
 988                 __set_bit(BTN_STYLUS, input_dev->keybit);
 989                 __set_bit(BTN_STYLUS2, input_dev->keybit);
 990                 break;
 991
 992         case WACOM_21UX2:
 993                 __set_bit(BTN_A, input_dev->keybit);
 994                 __set_bit(BTN_B, input_dev->keybit);
 995                 __set_bit(BTN_C, input_dev->keybit);
 996                 __set_bit(BTN_X, input_dev->keybit);
 997                 __set_bit(BTN_Y, input_dev->keybit);
 998                 __set_bit(BTN_Z, input_dev->keybit);
 999                 __set_bit(BTN_BASE, input_dev->keybit);
1000                 __set_bit(BTN_BASE2, input_dev->keybit);
1001                 /* fall through */
1002
1003         case WACOM_BEE:
1004                 __set_bit(BTN_8, input_dev->keybit);
1005                 __set_bit(BTN_9, input_dev->keybit);
1006                 /* fall through */
1007
1008         case INTUOS3:
1009         case INTUOS3L:
1010         case CINTIQ:
1011                 __set_bit(BTN_4, input_dev->keybit);
1012                 __set_bit(BTN_5, input_dev->keybit);
1013                 __set_bit(BTN_6, input_dev->keybit);
1014                 __set_bit(BTN_7, input_dev->keybit);
1015
1016                 input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
1017                 /* fall through */
1018
1019         case INTUOS3S:
1020                 __set_bit(BTN_0, input_dev->keybit);
1021                 __set_bit(BTN_1, input_dev->keybit);
1022                 __set_bit(BTN_2, input_dev->keybit);
1023                 __set_bit(BTN_3, input_dev->keybit);
1024
1025                 __set_bit(BTN_TOOL_FINGER, input_dev->keybit);
1026
1027                 input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
1028                 input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
1029                 /* fall through */
1030
1031         case INTUOS:
1032                 wacom_setup_intuos(wacom_wac);
1033                 break;
1034
1035         case INTUOS4:
1036         case INTUOS4L:
1037                 __set_bit(BTN_7, input_dev->keybit);
1038                 __set_bit(BTN_8, input_dev->keybit);
1039                 /* fall through */
1040
1041         case INTUOS4S:
1042                 for (i = 0; i < 7; i++)
1043                         __set_bit(BTN_0 + i, input_dev->keybit);
1044                 __set_bit(BTN_TOOL_FINGER, input_dev->keybit);
1045
1046                 input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
1047                 wacom_setup_intuos(wacom_wac);
1048                 break;
1049
1050         case TABLETPC2FG:
1051                 if (features->device_type == BTN_TOOL_TRIPLETAP) {
1052                         __set_bit(BTN_TOOL_TRIPLETAP, input_dev->keybit);
1053                         input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
1054                 }
1055                 /* fall through */
1056
1057         case TABLETPC:
1058                 if (features->device_type == BTN_TOOL_DOUBLETAP ||
1059                     features->device_type == BTN_TOOL_TRIPLETAP) {
1060                         input_set_abs_params(input_dev, ABS_RX, 0, features->x_phy, 0, 0);
1061                         input_set_abs_params(input_dev, ABS_RY, 0, features->y_phy, 0, 0);
1062                         __set_bit(BTN_TOOL_DOUBLETAP, input_dev->keybit);
1063                 }
1064
1065                 if (features->device_type != BTN_TOOL_PEN)
1066                         break;  /* no need to process stylus stuff */
1067
1068                 /* fall through */
1069
1070         case PL:
1071         case PTU:
1072         case DTU:
1073                 __set_bit(BTN_TOOL_PEN, input_dev->keybit);
1074                 __set_bit(BTN_STYLUS, input_dev->keybit);
1075                 __set_bit(BTN_STYLUS2, input_dev->keybit);
1076                 /* fall through */
1077
1078         case PENPARTNER:
1079                 __set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
1080                 break;
1081         }
1082 }
1083
1084 static const struct wacom_features wacom_features_0x00 =
1085         { "Wacom Penpartner",     WACOM_PKGLEN_PENPRTN,    5040,  3780,  255,  0, PENPARTNER };
1086 static const struct wacom_features wacom_features_0x10 =
1087         { "Wacom Graphire",       WACOM_PKGLEN_GRAPHIRE,  10206,  7422,  511, 63, GRAPHIRE };
1088 static const struct wacom_features wacom_features_0x11 =
1089         { "Wacom Graphire2 4x5",  WACOM_PKGLEN_GRAPHIRE,  10206,  7422,  511, 63, GRAPHIRE };
1090 static const struct wacom_features wacom_features_0x12 =
1091         { "Wacom Graphire2 5x7",  WACOM_PKGLEN_GRAPHIRE,  13918, 10206,  511, 63, GRAPHIRE };
1092 static const struct wacom_features wacom_features_0x13 =
1093         { "Wacom Graphire3",      WACOM_PKGLEN_GRAPHIRE,  10208,  7424,  511, 63, GRAPHIRE };
1094 static const struct wacom_features wacom_features_0x14 =
1095         { "Wacom Graphire3 6x8",  WACOM_PKGLEN_GRAPHIRE,  16704, 12064,  511, 63, GRAPHIRE };
1096 static const struct wacom_features wacom_features_0x15 =
1097         { "Wacom Graphire4 4x5",  WACOM_PKGLEN_GRAPHIRE,  10208,  7424,  511, 63, WACOM_G4 };
1098 static const struct wacom_features wacom_features_0x16 =
1099         { "Wacom Graphire4 6x8",  WACOM_PKGLEN_GRAPHIRE,  16704, 12064,  511, 63, WACOM_G4 };
1100 static const struct wacom_features wacom_features_0x17 =
1101         { "Wacom BambooFun 4x5",  WACOM_PKGLEN_BBFUN,     14760,  9225,  511, 63, WACOM_MO };
1102 static const struct wacom_features wacom_features_0x18 =
1103         { "Wacom BambooFun 6x8",  WACOM_PKGLEN_BBFUN,     21648, 13530,  511, 63, WACOM_MO };
1104 static const struct wacom_features wacom_features_0x19 =
1105         { "Wacom Bamboo1 Medium", WACOM_PKGLEN_GRAPHIRE,  16704, 12064,  511, 63, GRAPHIRE };
1106 static const struct wacom_features wacom_features_0x60 =
1107         { "Wacom Volito",         WACOM_PKGLEN_GRAPHIRE,   5104,  3712,  511, 63, GRAPHIRE };
1108 static const struct wacom_features wacom_features_0x61 =
1109         { "Wacom PenStation2",    WACOM_PKGLEN_GRAPHIRE,   3250,  2320,  255, 63, GRAPHIRE };
1110 static const struct wacom_features wacom_features_0x62 =
1111         { "Wacom Volito2 4x5",    WACOM_PKGLEN_GRAPHIRE,   5104,  3712,  511, 63, GRAPHIRE };
1112 static const struct wacom_features wacom_features_0x63 =
1113         { "Wacom Volito2 2x3",    WACOM_PKGLEN_GRAPHIRE,   3248,  2320,  511, 63, GRAPHIRE };
1114 static const struct wacom_features wacom_features_0x64 =
1115         { "Wacom PenPartner2",    WACOM_PKGLEN_GRAPHIRE,   3250,  2320,  511, 63, GRAPHIRE };
1116 static const struct wacom_features wacom_features_0x65 =
1117         { "Wacom Bamboo",         WACOM_PKGLEN_BBFUN,     14760,  9225,  511, 63, WACOM_MO };
1118 static const struct wacom_features wacom_features_0x69 =
1119         { "Wacom Bamboo1",        WACOM_PKGLEN_GRAPHIRE,   5104,  3712,  511, 63, GRAPHIRE };
1120 static const struct wacom_features wacom_features_0x20 =
1121         { "Wacom Intuos 4x5",     WACOM_PKGLEN_INTUOS,    12700, 10600, 1023, 31, INTUOS };
1122 static const struct wacom_features wacom_features_0x21 =
1123         { "Wacom Intuos 6x8",     WACOM_PKGLEN_INTUOS,    20320, 16240, 1023, 31, INTUOS };
1124 static const struct wacom_features wacom_features_0x22 =
1125         { "Wacom Intuos 9x12",    WACOM_PKGLEN_INTUOS,    30480, 24060, 1023, 31, INTUOS };
1126 static const struct wacom_features wacom_features_0x23 =
1127         { "Wacom Intuos 12x12",   WACOM_PKGLEN_INTUOS,    30480, 31680, 1023, 31, INTUOS };
1128 static const struct wacom_features wacom_features_0x24 =
1129         { "Wacom Intuos 12x18",   WACOM_PKGLEN_INTUOS,    45720, 31680, 1023, 31, INTUOS };
1130 static const struct wacom_features wacom_features_0x30 =
1131         { "Wacom PL400",          WACOM_PKGLEN_GRAPHIRE,   5408,  4056,  255,  0, PL };
1132 static const struct wacom_features wacom_features_0x31 =
1133         { "Wacom PL500",          WACOM_PKGLEN_GRAPHIRE,   6144,  4608,  255,  0, PL };
1134 static const struct wacom_features wacom_features_0x32 =
1135         { "Wacom PL600",          WACOM_PKGLEN_GRAPHIRE,   6126,  4604,  255,  0, PL };
1136 static const struct wacom_features wacom_features_0x33 =
1137         { "Wacom PL600SX",        WACOM_PKGLEN_GRAPHIRE,   6260,  5016,  255,  0, PL };
1138 static const struct wacom_features wacom_features_0x34 =
1139         { "Wacom PL550",          WACOM_PKGLEN_GRAPHIRE,   6144,  4608,  511,  0, PL };
1140 static const struct wacom_features wacom_features_0x35 =
1141         { "Wacom PL800",          WACOM_PKGLEN_GRAPHIRE,   7220,  5780,  511,  0, PL };
1142 static const struct wacom_features wacom_features_0x37 =
1143         { "Wacom PL700",          WACOM_PKGLEN_GRAPHIRE,   6758,  5406,  511,  0, PL };
1144 static const struct wacom_features wacom_features_0x38 =
1145         { "Wacom PL510",          WACOM_PKGLEN_GRAPHIRE,   6282,  4762,  511,  0, PL };
1146 static const struct wacom_features wacom_features_0x39 =
1147         { "Wacom DTU710",         WACOM_PKGLEN_GRAPHIRE,  34080, 27660,  511,  0, PL };
1148 static const struct wacom_features wacom_features_0xC4 =
1149         { "Wacom DTF521",         WACOM_PKGLEN_GRAPHIRE,   6282,  4762,  511,  0, PL };
1150 static const struct wacom_features wacom_features_0xC0 =
1151         { "Wacom DTF720",         WACOM_PKGLEN_GRAPHIRE,   6858,  5506,  511,  0, PL };
1152 static const struct wacom_features wacom_features_0xC2 =
1153         { "Wacom DTF720a",        WACOM_PKGLEN_GRAPHIRE,   6858,  5506,  511,  0, PL };
1154 static const struct wacom_features wacom_features_0x03 =
1155         { "Wacom Cintiq Partner", WACOM_PKGLEN_GRAPHIRE,  20480, 15360,  511,  0, PTU };
1156 static const struct wacom_features wacom_features_0x41 =
1157         { "Wacom Intuos2 4x5",    WACOM_PKGLEN_INTUOS,    12700, 10600, 1023, 31, INTUOS };
1158 static const struct wacom_features wacom_features_0x42 =
1159         { "Wacom Intuos2 6x8",    WACOM_PKGLEN_INTUOS,    20320, 16240, 1023, 31, INTUOS };
1160 static const struct wacom_features wacom_features_0x43 =
1161         { "Wacom Intuos2 9x12",   WACOM_PKGLEN_INTUOS,    30480, 24060, 1023, 31, INTUOS };
1162 static const struct wacom_features wacom_features_0x44 =
1163         { "Wacom Intuos2 12x12",  WACOM_PKGLEN_INTUOS,    30480, 31680, 1023, 31, INTUOS };
1164 static const struct wacom_features wacom_features_0x45 =
1165         { "Wacom Intuos2 12x18",  WACOM_PKGLEN_INTUOS,    45720, 31680, 1023, 31, INTUOS };
1166 static const struct wacom_features wacom_features_0xB0 =
1167         { "Wacom Intuos3 4x5",    WACOM_PKGLEN_INTUOS,    25400, 20320, 1023, 63, INTUOS3S };
1168 static const struct wacom_features wacom_features_0xB1 =
1169         { "Wacom Intuos3 6x8",    WACOM_PKGLEN_INTUOS,    40640, 30480, 1023, 63, INTUOS3 };
1170 static const struct wacom_features wacom_features_0xB2 =
1171         { "Wacom Intuos3 9x12",   WACOM_PKGLEN_INTUOS,    60960, 45720, 1023, 63, INTUOS3 };
1172 static const struct wacom_features wacom_features_0xB3 =
1173         { "Wacom Intuos3 12x12",  WACOM_PKGLEN_INTUOS,    60960, 60960, 1023, 63, INTUOS3L };
1174 static const struct wacom_features wacom_features_0xB4 =
1175         { "Wacom Intuos3 12x19",  WACOM_PKGLEN_INTUOS,    97536, 60960, 1023, 63, INTUOS3L };
1176 static const struct wacom_features wacom_features_0xB5 =
1177         { "Wacom Intuos3 6x11",   WACOM_PKGLEN_INTUOS,    54204, 31750, 1023, 63, INTUOS3 };
1178 static const struct wacom_features wacom_features_0xB7 =
1179         { "Wacom Intuos3 4x6",    WACOM_PKGLEN_INTUOS,    31496, 19685, 1023, 63, INTUOS3S };
1180 static const struct wacom_features wacom_features_0xB8 =
1181         { "Wacom Intuos4 4x6",    WACOM_PKGLEN_INTUOS,    31496, 19685, 2047, 63, INTUOS4S };
1182 static const struct wacom_features wacom_features_0xB9 =
1183         { "Wacom Intuos4 6x9",    WACOM_PKGLEN_INTUOS,    44704, 27940, 2047, 63, INTUOS4 };
1184 static const struct wacom_features wacom_features_0xBA =
1185         { "Wacom Intuos4 8x13",   WACOM_PKGLEN_INTUOS,    65024, 40640, 2047, 63, INTUOS4L };
1186 static const struct wacom_features wacom_features_0xBB =
1187         { "Wacom Intuos4 12x19",  WACOM_PKGLEN_INTUOS,    97536, 60960, 2047, 63, INTUOS4L };
1188 static const struct wacom_features wacom_features_0xBC =
1189         { "Wacom Intuos4 WL",     WACOM_PKGLEN_INTUOS,    40840, 25400, 2047, 63, INTUOS4 };
1190 static const struct wacom_features wacom_features_0x3F =
1191         { "Wacom Cintiq 21UX",    WACOM_PKGLEN_INTUOS,    87200, 65600, 1023, 63, CINTIQ };
1192 static const struct wacom_features wacom_features_0xC5 =
1193         { "Wacom Cintiq 20WSX",   WACOM_PKGLEN_INTUOS,    86680, 54180, 1023, 63, WACOM_BEE };
1194 static const struct wacom_features wacom_features_0xC6 =
1195         { "Wacom Cintiq 12WX",    WACOM_PKGLEN_INTUOS,    53020, 33440, 1023, 63, WACOM_BEE };
1196 static const struct wacom_features wacom_features_0xC7 =
1197         { "Wacom DTU1931",        WACOM_PKGLEN_GRAPHIRE,  37832, 30305,  511,  0, PL };
1198 static const struct wacom_features wacom_features_0xCE =
1199         { "Wacom DTU2231",        WACOM_PKGLEN_GRAPHIRE,  47864, 27011,  511,  0, DTU };
1200 static const struct wacom_features wacom_features_0xF0 =
1201         { "Wacom DTU1631",        WACOM_PKGLEN_GRAPHIRE,  34623, 19553,  511,  0, DTU };
1202 static const struct wacom_features wacom_features_0xCC =
1203         { "Wacom Cintiq 21UX2",   WACOM_PKGLEN_INTUOS,    87200, 65600, 2047, 63, WACOM_21UX2 };
1204 static const struct wacom_features wacom_features_0x90 =
1205         { "Wacom ISDv4 90",       WACOM_PKGLEN_GRAPHIRE,  26202, 16325,  255,  0, TABLETPC };
1206 static const struct wacom_features wacom_features_0x93 =
1207         { "Wacom ISDv4 93",       WACOM_PKGLEN_GRAPHIRE,  26202, 16325,  255,  0, TABLETPC };
1208 static const struct wacom_features wacom_features_0x9A =
1209         { "Wacom ISDv4 9A",       WACOM_PKGLEN_GRAPHIRE,  26202, 16325,  255,  0, TABLETPC };
1210 static const struct wacom_features wacom_features_0x9F =
1211         { "Wacom ISDv4 9F",       WACOM_PKGLEN_GRAPHIRE,  26202, 16325,  255,  0, TABLETPC };
1212 static const struct wacom_features wacom_features_0xE2 =
1213         { "Wacom ISDv4 E2",       WACOM_PKGLEN_TPC2FG,    26202, 16325,  255,  0, TABLETPC2FG };
1214 static const struct wacom_features wacom_features_0xE3 =
1215         { "Wacom ISDv4 E3",       WACOM_PKGLEN_TPC2FG,    26202, 16325,  255,  0, TABLETPC2FG };
1216 static const struct wacom_features wacom_features_0x47 =
1217         { "Wacom Intuos2 6x8",    WACOM_PKGLEN_INTUOS,    20320, 16240, 1023, 31, INTUOS };
1218
1219 #define USB_DEVICE_WACOM(prod)                                  \
1220         USB_DEVICE(USB_VENDOR_ID_WACOM, prod),                  \
1221         .driver_info = (kernel_ulong_t)&wacom_features_##prod
1222
1223 const struct usb_device_id wacom_ids[] = {
1224         { USB_DEVICE_WACOM(0x00) },
1225         { USB_DEVICE_WACOM(0x10) },
1226         { USB_DEVICE_WACOM(0x11) },
1227         { USB_DEVICE_WACOM(0x12) },
1228         { USB_DEVICE_WACOM(0x13) },
1229         { USB_DEVICE_WACOM(0x14) },
1230         { USB_DEVICE_WACOM(0x15) },
1231         { USB_DEVICE_WACOM(0x16) },
1232         { USB_DEVICE_WACOM(0x17) },
1233         { USB_DEVICE_WACOM(0x18) },
1234         { USB_DEVICE_WACOM(0x19) },
1235         { USB_DEVICE_WACOM(0x60) },
1236         { USB_DEVICE_WACOM(0x61) },
1237         { USB_DEVICE_WACOM(0x62) },
1238         { USB_DEVICE_WACOM(0x63) },
1239         { USB_DEVICE_WACOM(0x64) },
1240         { USB_DEVICE_WACOM(0x65) },
1241         { USB_DEVICE_WACOM(0x69) },
1242         { USB_DEVICE_WACOM(0x20) },
1243         { USB_DEVICE_WACOM(0x21) },
1244         { USB_DEVICE_WACOM(0x22) },
1245         { USB_DEVICE_WACOM(0x23) },
1246         { USB_DEVICE_WACOM(0x24) },
1247         { USB_DEVICE_WACOM(0x30) },
1248         { USB_DEVICE_WACOM(0x31) },
1249         { USB_DEVICE_WACOM(0x32) },
1250         { USB_DEVICE_WACOM(0x33) },
1251         { USB_DEVICE_WACOM(0x34) },
1252         { USB_DEVICE_WACOM(0x35) },
1253         { USB_DEVICE_WACOM(0x37) },
1254         { USB_DEVICE_WACOM(0x38) },
1255         { USB_DEVICE_WACOM(0x39) },
1256         { USB_DEVICE_WACOM(0xC4) },
1257         { USB_DEVICE_WACOM(0xC0) },
1258         { USB_DEVICE_WACOM(0xC2) },
1259         { USB_DEVICE_WACOM(0x03) },
1260         { USB_DEVICE_WACOM(0x41) },
1261         { USB_DEVICE_WACOM(0x42) },
1262         { USB_DEVICE_WACOM(0x43) },
1263         { USB_DEVICE_WACOM(0x44) },
1264         { USB_DEVICE_WACOM(0x45) },
1265         { USB_DEVICE_WACOM(0xB0) },
1266         { USB_DEVICE_WACOM(0xB1) },
1267         { USB_DEVICE_WACOM(0xB2) },
1268         { USB_DEVICE_WACOM(0xB3) },
1269         { USB_DEVICE_WACOM(0xB4) },
1270         { USB_DEVICE_WACOM(0xB5) },
1271         { USB_DEVICE_WACOM(0xB7) },
1272         { USB_DEVICE_WACOM(0xB8) },
1273         { USB_DEVICE_WACOM(0xB9) },
1274         { USB_DEVICE_WACOM(0xBA) },
1275         { USB_DEVICE_WACOM(0xBB) },
1276         { USB_DEVICE_WACOM(0xBC) },
1277         { USB_DEVICE_WACOM(0x3F) },
1278         { USB_DEVICE_WACOM(0xC5) },
1279         { USB_DEVICE_WACOM(0xC6) },
1280         { USB_DEVICE_WACOM(0xC7) },
1281         { USB_DEVICE_WACOM(0xCE) },
1282         { USB_DEVICE_WACOM(0xF0) },
1283         { USB_DEVICE_WACOM(0xCC) },
1284         { USB_DEVICE_WACOM(0x90) },
1285         { USB_DEVICE_WACOM(0x93) },
1286         { USB_DEVICE_WACOM(0x9A) },
1287         { USB_DEVICE_WACOM(0x9F) },
1288         { USB_DEVICE_WACOM(0xE2) },
1289         { USB_DEVICE_WACOM(0xE3) },
1290         { USB_DEVICE_WACOM(0x47) },
1291         { }
1292 };
1293 MODULE_DEVICE_TABLE(usb, wacom_ids);