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 #include <linux/input/mt.h>
  18 #include <linux/hid.h>
  19
  20 /* resolution for penabled devices */
  21 #define WACOM_PL_RES            20
  22 #define WACOM_PENPRTN_RES       40
  23 #define WACOM_VOLITO_RES        50
  24 #define WACOM_GRAPHIRE_RES      80
  25 #define WACOM_INTUOS_RES        100
  26 #define WACOM_INTUOS3_RES       200
  27
  28 /* Scale factor relating reported contact size to logical contact area.
  29  * 2^14/pi is a good approximation on Intuos5 and 3rd-gen Bamboo
  30  */
  31 #define WACOM_CONTACT_AREA_SCALE 2607
  32
  33 static int wacom_penpartner_irq(struct wacom_wac *wacom)
  34 {
  35         unsigned char *data = wacom->data;
  36         struct input_dev *input = wacom->input;
  37
  38         switch (data[0]) {
  39         case 1:
  40                 if (data[5] & 0x80) {
  41                         wacom->tool[0] = (data[5] & 0x20) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
  42                         wacom->id[0] = (data[5] & 0x20) ? ERASER_DEVICE_ID : STYLUS_DEVICE_ID;
  43                         input_report_key(input, wacom->tool[0], 1);
  44                         input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
  45                         input_report_abs(input, ABS_X, get_unaligned_le16(&data[1]));
  46                         input_report_abs(input, ABS_Y, get_unaligned_le16(&data[3]));
  47                         input_report_abs(input, ABS_PRESSURE, (signed char)data[6] + 127);
  48                         input_report_key(input, BTN_TOUCH, ((signed char)data[6] > -127));
  49                         input_report_key(input, BTN_STYLUS, (data[5] & 0x40));
  50                 } else {
  51                         input_report_key(input, wacom->tool[0], 0);
  52                         input_report_abs(input, ABS_MISC, 0); /* report tool id */
  53                         input_report_abs(input, ABS_PRESSURE, -1);
  54                         input_report_key(input, BTN_TOUCH, 0);
  55                 }
  56                 break;
  57
  58         case 2:
  59                 input_report_key(input, BTN_TOOL_PEN, 1);
  60                 input_report_abs(input, ABS_MISC, STYLUS_DEVICE_ID); /* report tool id */
  61                 input_report_abs(input, ABS_X, get_unaligned_le16(&data[1]));
  62                 input_report_abs(input, ABS_Y, get_unaligned_le16(&data[3]));
  63                 input_report_abs(input, ABS_PRESSURE, (signed char)data[6] + 127);
  64                 input_report_key(input, BTN_TOUCH, ((signed char)data[6] > -80) && !(data[5] & 0x20));
  65                 input_report_key(input, BTN_STYLUS, (data[5] & 0x40));
  66                 break;
  67
  68         default:
  69                 dev_dbg(input->dev.parent,
  70                         "%s: received unknown report #%d\n", __func__, data[0]);
  71                 return 0;
  72         }
  73
  74         return 1;
  75 }
  76
  77 static int wacom_pl_irq(struct wacom_wac *wacom)
  78 {
  79         struct wacom_features *features = &wacom->features;
  80         unsigned char *data = wacom->data;
  81         struct input_dev *input = wacom->input;
  82         int prox, pressure;
  83
  84         if (data[0] != WACOM_REPORT_PENABLED) {
  85                 dev_dbg(input->dev.parent,
  86                         "%s: received unknown report #%d\n", __func__, data[0]);
  87                 return 0;
  88         }
  89
  90         prox = data[1] & 0x40;
  91
  92         if (prox) {
  93                 wacom->id[0] = ERASER_DEVICE_ID;
  94                 pressure = (signed char)((data[7] << 1) | ((data[4] >> 2) & 1));
  95                 if (features->pressure_max > 255)
  96                         pressure = (pressure << 1) | ((data[4] >> 6) & 1);
  97                 pressure += (features->pressure_max + 1) / 2;
  98
  99                 /*
 100                  * if going from out of proximity into proximity select between the eraser
 101                  * and the pen based on the state of the stylus2 button, choose eraser if
 102                  * pressed else choose pen. if not a proximity change from out to in, send
 103                  * an out of proximity for previous tool then a in for new tool.
 104                  */
 105                 if (!wacom->tool[0]) {
 106                         /* Eraser bit set for DTF */
 107                         if (data[1] & 0x10)
 108                                 wacom->tool[1] = BTN_TOOL_RUBBER;
 109                         else
 110                                 /* Going into proximity select tool */
 111                                 wacom->tool[1] = (data[4] & 0x20) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
 112                 } else {
 113                         /* was entered with stylus2 pressed */
 114                         if (wacom->tool[1] == BTN_TOOL_RUBBER && !(data[4] & 0x20)) {
 115                                 /* report out proximity for previous tool */
 116                                 input_report_key(input, wacom->tool[1], 0);
 117                                 input_sync(input);
 118                                 wacom->tool[1] = BTN_TOOL_PEN;
 119                                 return 0;
 120                         }
 121                 }
 122                 if (wacom->tool[1] != BTN_TOOL_RUBBER) {
 123                         /* Unknown tool selected default to pen tool */
 124                         wacom->tool[1] = BTN_TOOL_PEN;
 125                         wacom->id[0] = STYLUS_DEVICE_ID;
 126                 }
 127                 input_report_key(input, wacom->tool[1], prox); /* report in proximity for tool */
 128                 input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
 129                 input_report_abs(input, ABS_X, data[3] | (data[2] << 7) | ((data[1] & 0x03) << 14));
 130                 input_report_abs(input, ABS_Y, data[6] | (data[5] << 7) | ((data[4] & 0x03) << 14));
 131                 input_report_abs(input, ABS_PRESSURE, pressure);
 132
 133                 input_report_key(input, BTN_TOUCH, data[4] & 0x08);
 134                 input_report_key(input, BTN_STYLUS, data[4] & 0x10);
 135                 /* Only allow the stylus2 button to be reported for the pen tool. */
 136                 input_report_key(input, BTN_STYLUS2, (wacom->tool[1] == BTN_TOOL_PEN) && (data[4] & 0x20));
 137         } else {
 138                 /* report proximity-out of a (valid) tool */
 139                 if (wacom->tool[1] != BTN_TOOL_RUBBER) {
 140                         /* Unknown tool selected default to pen tool */
 141                         wacom->tool[1] = BTN_TOOL_PEN;
 142                 }
 143                 input_report_key(input, wacom->tool[1], prox);
 144         }
 145
 146         wacom->tool[0] = prox; /* Save proximity state */
 147         return 1;
 148 }
 149
 150 static int wacom_ptu_irq(struct wacom_wac *wacom)
 151 {
 152         unsigned char *data = wacom->data;
 153         struct input_dev *input = wacom->input;
 154
 155         if (data[0] != WACOM_REPORT_PENABLED) {
 156                 dev_dbg(input->dev.parent,
 157                         "%s: received unknown report #%d\n", __func__, data[0]);
 158                 return 0;
 159         }
 160
 161         if (data[1] & 0x04) {
 162                 input_report_key(input, BTN_TOOL_RUBBER, data[1] & 0x20);
 163                 input_report_key(input, BTN_TOUCH, data[1] & 0x08);
 164                 wacom->id[0] = ERASER_DEVICE_ID;
 165         } else {
 166                 input_report_key(input, BTN_TOOL_PEN, data[1] & 0x20);
 167                 input_report_key(input, BTN_TOUCH, data[1] & 0x01);
 168                 wacom->id[0] = STYLUS_DEVICE_ID;
 169         }
 170         input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
 171         input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
 172         input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
 173         input_report_abs(input, ABS_PRESSURE, le16_to_cpup((__le16 *)&data[6]));
 174         input_report_key(input, BTN_STYLUS, data[1] & 0x02);
 175         input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
 176         return 1;
 177 }
 178
 179 static int wacom_dtu_irq(struct wacom_wac *wacom)
 180 {
 181         struct wacom_features *features = &wacom->features;
 182         char *data = wacom->data;
 183         struct input_dev *input = wacom->input;
 184         int prox = data[1] & 0x20, pressure;
 185
 186         dev_dbg(input->dev.parent,
 187                 "%s: received report #%d", __func__, data[0]);
 188
 189         if (prox) {
 190                 /* Going into proximity select tool */
 191                 wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
 192                 if (wacom->tool[0] == BTN_TOOL_PEN)
 193                         wacom->id[0] = STYLUS_DEVICE_ID;
 194                 else
 195                         wacom->id[0] = ERASER_DEVICE_ID;
 196         }
 197         input_report_key(input, BTN_STYLUS, data[1] & 0x02);
 198         input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
 199         input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
 200         input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
 201         pressure = ((data[7] & 0x01) << 8) | data[6];
 202         if (pressure < 0)
 203                 pressure = features->pressure_max + pressure + 1;
 204         input_report_abs(input, ABS_PRESSURE, pressure);
 205         input_report_key(input, BTN_TOUCH, data[1] & 0x05);
 206         if (!prox) /* out-prox */
 207                 wacom->id[0] = 0;
 208         input_report_key(input, wacom->tool[0], prox);
 209         input_report_abs(input, ABS_MISC, wacom->id[0]);
 210         return 1;
 211 }
 212
 213 static int wacom_graphire_irq(struct wacom_wac *wacom)
 214 {
 215         struct wacom_features *features = &wacom->features;
 216         unsigned char *data = wacom->data;
 217         struct input_dev *input = wacom->input;
 218         int prox;
 219         int rw = 0;
 220         int retval = 0;
 221
 222         if (data[0] != WACOM_REPORT_PENABLED) {
 223                 dev_dbg(input->dev.parent,
 224                         "%s: received unknown report #%d\n", __func__, data[0]);
 225                 goto exit;
 226         }
 227
 228         prox = data[1] & 0x80;
 229         if (prox || wacom->id[0]) {
 230                 if (prox) {
 231                         switch ((data[1] >> 5) & 3) {
 232
 233                         case 0: /* Pen */
 234                                 wacom->tool[0] = BTN_TOOL_PEN;
 235                                 wacom->id[0] = STYLUS_DEVICE_ID;
 236                                 break;
 237
 238                         case 1: /* Rubber */
 239                                 wacom->tool[0] = BTN_TOOL_RUBBER;
 240                                 wacom->id[0] = ERASER_DEVICE_ID;
 241                                 break;
 242
 243                         case 2: /* Mouse with wheel */
 244                                 input_report_key(input, BTN_MIDDLE, data[1] & 0x04);
 245                                 /* fall through */
 246
 247                         case 3: /* Mouse without wheel */
 248                                 wacom->tool[0] = BTN_TOOL_MOUSE;
 249                                 wacom->id[0] = CURSOR_DEVICE_ID;
 250                                 break;
 251                         }
 252                 }
 253                 input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
 254                 input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
 255                 if (wacom->tool[0] != BTN_TOOL_MOUSE) {
 256                         input_report_abs(input, ABS_PRESSURE, data[6] | ((data[7] & 0x03) << 8));
 257                         input_report_key(input, BTN_TOUCH, data[1] & 0x01);
 258                         input_report_key(input, BTN_STYLUS, data[1] & 0x02);
 259                         input_report_key(input, BTN_STYLUS2, data[1] & 0x04);
 260                 } else {
 261                         input_report_key(input, BTN_LEFT, data[1] & 0x01);
 262                         input_report_key(input, BTN_RIGHT, data[1] & 0x02);
 263                         if (features->type == WACOM_G4 ||
 264                                         features->type == WACOM_MO) {
 265                                 input_report_abs(input, ABS_DISTANCE, data[6] & 0x3f);
 266                                 rw = (data[7] & 0x04) - (data[7] & 0x03);
 267                         } else {
 268                                 input_report_abs(input, ABS_DISTANCE, data[7] & 0x3f);
 269                                 rw = -(signed char)data[6];
 270                         }
 271                         input_report_rel(input, REL_WHEEL, rw);
 272                 }
 273
 274                 if (!prox)
 275                         wacom->id[0] = 0;
 276                 input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
 277                 input_report_key(input, wacom->tool[0], prox);
 278                 input_event(input, EV_MSC, MSC_SERIAL, 1);
 279                 input_sync(input); /* sync last event */
 280         }
 281
 282         /* send pad data */
 283         switch (features->type) {
 284         case WACOM_G4:
 285                 prox = data[7] & 0xf8;
 286                 if (prox || wacom->id[1]) {
 287                         wacom->id[1] = PAD_DEVICE_ID;
 288                         input_report_key(input, BTN_BACK, (data[7] & 0x40));
 289                         input_report_key(input, BTN_FORWARD, (data[7] & 0x80));
 290                         rw = ((data[7] & 0x18) >> 3) - ((data[7] & 0x20) >> 3);
 291                         input_report_rel(input, REL_WHEEL, rw);
 292                         if (!prox)
 293                                 wacom->id[1] = 0;
 294                         input_report_abs(input, ABS_MISC, wacom->id[1]);
 295                         input_event(input, EV_MSC, MSC_SERIAL, 0xf0);
 296                         retval = 1;
 297                 }
 298                 break;
 299
 300         case WACOM_MO:
 301                 prox = (data[7] & 0xf8) || data[8];
 302                 if (prox || wacom->id[1]) {
 303                         wacom->id[1] = PAD_DEVICE_ID;
 304                         input_report_key(input, BTN_BACK, (data[7] & 0x08));
 305                         input_report_key(input, BTN_LEFT, (data[7] & 0x20));
 306                         input_report_key(input, BTN_FORWARD, (data[7] & 0x10));
 307                         input_report_key(input, BTN_RIGHT, (data[7] & 0x40));
 308                         input_report_abs(input, ABS_WHEEL, (data[8] & 0x7f));
 309                         if (!prox)
 310                                 wacom->id[1] = 0;
 311                         input_report_abs(input, ABS_MISC, wacom->id[1]);
 312                         input_event(input, EV_MSC, MSC_SERIAL, 0xf0);
 313                         retval = 1;
 314                 }
 315                 break;
 316         }
 317 exit:
 318         return retval;
 319 }
 320
 321 static int wacom_intuos_inout(struct wacom_wac *wacom)
 322 {
 323         struct wacom_features *features = &wacom->features;
 324         unsigned char *data = wacom->data;
 325         struct input_dev *input = wacom->input;
 326         int idx = 0;
 327
 328         /* tool number */
 329         if (features->type == INTUOS)
 330                 idx = data[1] & 0x01;
 331
 332         /* Enter report */
 333         if ((data[1] & 0xfc) == 0xc0) {
 334                 if (features->quirks == WACOM_QUIRK_MULTI_INPUT)
 335                         wacom->shared->stylus_in_proximity = true;
 336
 337                 /* serial number of the tool */
 338                 wacom->serial[idx] = ((data[3] & 0x0f) << 28) +
 339                         (data[4] << 20) + (data[5] << 12) +
 340                         (data[6] << 4) + (data[7] >> 4);
 341
 342                 wacom->id[idx] = (data[2] << 4) | (data[3] >> 4) |
 343                         ((data[7] & 0x0f) << 20) | ((data[8] & 0xf0) << 12);
 344
 345                 switch (wacom->id[idx] & 0xfffff) {
 346                 case 0x812: /* Inking pen */
 347                 case 0x801: /* Intuos3 Inking pen */
 348                 case 0x20802: /* Intuos4 Inking Pen */
 349                 case 0x012:
 350                         wacom->tool[idx] = BTN_TOOL_PENCIL;
 351                         break;
 352
 353                 case 0x822: /* Pen */
 354                 case 0x842:
 355                 case 0x852:
 356                 case 0x823: /* Intuos3 Grip Pen */
 357                 case 0x813: /* Intuos3 Classic Pen */
 358                 case 0x885: /* Intuos3 Marker Pen */
 359                 case 0x802: /* Intuos4 General Pen */
 360                 case 0x804: /* Intuos4 Marker Pen */
 361                 case 0x40802: /* Intuos4 Classic Pen */
 362                 case 0x18802: /* DTH2242 Grip Pen */
 363                 case 0x022:
 364                         wacom->tool[idx] = BTN_TOOL_PEN;
 365                         break;
 366
 367                 case 0x832: /* Stroke pen */
 368                 case 0x032:
 369                         wacom->tool[idx] = BTN_TOOL_BRUSH;
 370                         break;
 371
 372                 case 0x007: /* Mouse 4D and 2D */
 373                 case 0x09c:
 374                 case 0x094:
 375                 case 0x017: /* Intuos3 2D Mouse */
 376                 case 0x806: /* Intuos4 Mouse */
 377                         wacom->tool[idx] = BTN_TOOL_MOUSE;
 378                         break;
 379
 380                 case 0x096: /* Lens cursor */
 381                 case 0x097: /* Intuos3 Lens cursor */
 382                 case 0x006: /* Intuos4 Lens cursor */
 383                         wacom->tool[idx] = BTN_TOOL_LENS;
 384                         break;
 385
 386                 case 0x82a: /* Eraser */
 387                 case 0x85a:
 388                 case 0x91a:
 389                 case 0xd1a:
 390                 case 0x0fa:
 391                 case 0x82b: /* Intuos3 Grip Pen Eraser */
 392                 case 0x81b: /* Intuos3 Classic Pen Eraser */
 393                 case 0x91b: /* Intuos3 Airbrush Eraser */
 394                 case 0x80c: /* Intuos4 Marker Pen Eraser */
 395                 case 0x80a: /* Intuos4 General Pen Eraser */
 396                 case 0x4080a: /* Intuos4 Classic Pen Eraser */
 397                 case 0x90a: /* Intuos4 Airbrush Eraser */
 398                         wacom->tool[idx] = BTN_TOOL_RUBBER;
 399                         break;
 400
 401                 case 0xd12:
 402                 case 0x912:
 403                 case 0x112:
 404                 case 0x913: /* Intuos3 Airbrush */
 405                 case 0x902: /* Intuos4 Airbrush */
 406                         wacom->tool[idx] = BTN_TOOL_AIRBRUSH;
 407                         break;
 408
 409                 default: /* Unknown tool */
 410                         wacom->tool[idx] = BTN_TOOL_PEN;
 411                         break;
 412                 }
 413                 return 1;
 414         }
 415
 416         /* older I4 styli don't work with new Cintiqs */
 417         if (!((wacom->id[idx] >> 20) & 0x01) &&
 418                         (features->type == WACOM_21UX2))
 419                 return 1;
 420
 421         /* Exit report */
 422         if ((data[1] & 0xfe) == 0x80) {
 423                 if (features->quirks == WACOM_QUIRK_MULTI_INPUT)
 424                         wacom->shared->stylus_in_proximity = false;
 425
 426                 /*
 427                  * Reset all states otherwise we lose the initial states
 428                  * when in-prox next time
 429                  */
 430                 input_report_abs(input, ABS_X, 0);
 431                 input_report_abs(input, ABS_Y, 0);
 432                 input_report_abs(input, ABS_DISTANCE, 0);
 433                 input_report_abs(input, ABS_TILT_X, 0);
 434                 input_report_abs(input, ABS_TILT_Y, 0);
 435                 if (wacom->tool[idx] >= BTN_TOOL_MOUSE) {
 436                         input_report_key(input, BTN_LEFT, 0);
 437                         input_report_key(input, BTN_MIDDLE, 0);
 438                         input_report_key(input, BTN_RIGHT, 0);
 439                         input_report_key(input, BTN_SIDE, 0);
 440                         input_report_key(input, BTN_EXTRA, 0);
 441                         input_report_abs(input, ABS_THROTTLE, 0);
 442                         input_report_abs(input, ABS_RZ, 0);
 443                 } else {
 444                         input_report_abs(input, ABS_PRESSURE, 0);
 445                         input_report_key(input, BTN_STYLUS, 0);
 446                         input_report_key(input, BTN_STYLUS2, 0);
 447                         input_report_key(input, BTN_TOUCH, 0);
 448                         input_report_abs(input, ABS_WHEEL, 0);
 449                         if (features->type >= INTUOS3S)
 450                                 input_report_abs(input, ABS_Z, 0);
 451                 }
 452                 input_report_key(input, wacom->tool[idx], 0);
 453                 input_report_abs(input, ABS_MISC, 0); /* reset tool id */
 454                 input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
 455                 wacom->id[idx] = 0;
 456                 return 2;
 457         }
 458         return 0;
 459 }
 460
 461 static void wacom_intuos_general(struct wacom_wac *wacom)
 462 {
 463         struct wacom_features *features = &wacom->features;
 464         unsigned char *data = wacom->data;
 465         struct input_dev *input = wacom->input;
 466         unsigned int t;
 467
 468         /* general pen packet */
 469         if ((data[1] & 0xb8) == 0xa0) {
 470                 t = (data[6] << 2) | ((data[7] >> 6) & 3);
 471                 if (features->type >= INTUOS4S && features->type <= WACOM_24HD) {
 472                         t = (t << 1) | (data[1] & 1);
 473                 }
 474                 input_report_abs(input, ABS_PRESSURE, t);
 475                 input_report_abs(input, ABS_TILT_X,
 476                                 ((data[7] << 1) & 0x7e) | (data[8] >> 7));
 477                 input_report_abs(input, ABS_TILT_Y, data[8] & 0x7f);
 478                 input_report_key(input, BTN_STYLUS, data[1] & 2);
 479                 input_report_key(input, BTN_STYLUS2, data[1] & 4);
 480                 input_report_key(input, BTN_TOUCH, t > 10);
 481         }
 482
 483         /* airbrush second packet */
 484         if ((data[1] & 0xbc) == 0xb4) {
 485                 input_report_abs(input, ABS_WHEEL,
 486                                 (data[6] << 2) | ((data[7] >> 6) & 3));
 487                 input_report_abs(input, ABS_TILT_X,
 488                                 ((data[7] << 1) & 0x7e) | (data[8] >> 7));
 489                 input_report_abs(input, ABS_TILT_Y, data[8] & 0x7f);
 490         }
 491 }
 492
 493 static int wacom_intuos_irq(struct wacom_wac *wacom)
 494 {
 495         struct wacom_features *features = &wacom->features;
 496         unsigned char *data = wacom->data;
 497         struct input_dev *input = wacom->input;
 498         unsigned int t;
 499         int idx = 0, result;
 500
 501         if (data[0] != WACOM_REPORT_PENABLED &&
 502             data[0] != WACOM_REPORT_INTUOSREAD &&
 503             data[0] != WACOM_REPORT_INTUOSWRITE &&
 504             data[0] != WACOM_REPORT_INTUOSPAD &&
 505             data[0] != WACOM_REPORT_INTUOS5PAD) {
 506                 dev_dbg(input->dev.parent,
 507                         "%s: received unknown report #%d\n", __func__, data[0]);
 508                 return 0;
 509         }
 510
 511         /* tool number */
 512         if (features->type == INTUOS)
 513                 idx = data[1] & 0x01;
 514
 515         /* pad packets. Works as a second tool and is always in prox */
 516         if (data[0] == WACOM_REPORT_INTUOSPAD || data[0] == WACOM_REPORT_INTUOS5PAD) {
 517                 if (features->type >= INTUOS4S && features->type <= INTUOS4L) {
 518                         input_report_key(input, BTN_0, (data[2] & 0x01));
 519                         input_report_key(input, BTN_1, (data[3] & 0x01));
 520                         input_report_key(input, BTN_2, (data[3] & 0x02));
 521                         input_report_key(input, BTN_3, (data[3] & 0x04));
 522                         input_report_key(input, BTN_4, (data[3] & 0x08));
 523                         input_report_key(input, BTN_5, (data[3] & 0x10));
 524                         input_report_key(input, BTN_6, (data[3] & 0x20));
 525                         if (data[1] & 0x80) {
 526                                 input_report_abs(input, ABS_WHEEL, (data[1] & 0x7f));
 527                         } else {
 528                                 /* Out of proximity, clear wheel value. */
 529                                 input_report_abs(input, ABS_WHEEL, 0);
 530                         }
 531                         if (features->type != INTUOS4S) {
 532                                 input_report_key(input, BTN_7, (data[3] & 0x40));
 533                                 input_report_key(input, BTN_8, (data[3] & 0x80));
 534                         }
 535                         if (data[1] | (data[2] & 0x01) | data[3]) {
 536                                 input_report_key(input, wacom->tool[1], 1);
 537                                 input_report_abs(input, ABS_MISC, PAD_DEVICE_ID);
 538                         } else {
 539                                 input_report_key(input, wacom->tool[1], 0);
 540                                 input_report_abs(input, ABS_MISC, 0);
 541                         }
 542                 } else if (features->type == DTK) {
 543                         input_report_key(input, BTN_0, (data[6] & 0x01));
 544                         input_report_key(input, BTN_1, (data[6] & 0x02));
 545                         input_report_key(input, BTN_2, (data[6] & 0x04));
 546                         input_report_key(input, BTN_3, (data[6] & 0x08));
 547                         input_report_key(input, BTN_4, (data[6] & 0x10));
 548                         input_report_key(input, BTN_5, (data[6] & 0x20));
 549                 } else if (features->type == WACOM_24HD) {
 550                         input_report_key(input, BTN_0, (data[6] & 0x01));
 551                         input_report_key(input, BTN_1, (data[6] & 0x02));
 552                         input_report_key(input, BTN_2, (data[6] & 0x04));
 553                         input_report_key(input, BTN_3, (data[6] & 0x08));
 554                         input_report_key(input, BTN_4, (data[6] & 0x10));
 555                         input_report_key(input, BTN_5, (data[6] & 0x20));
 556                         input_report_key(input, BTN_6, (data[6] & 0x40));
 557                         input_report_key(input, BTN_7, (data[6] & 0x80));
 558                         input_report_key(input, BTN_8, (data[8] & 0x01));
 559                         input_report_key(input, BTN_9, (data[8] & 0x02));
 560                         input_report_key(input, BTN_A, (data[8] & 0x04));
 561                         input_report_key(input, BTN_B, (data[8] & 0x08));
 562                         input_report_key(input, BTN_C, (data[8] & 0x10));
 563                         input_report_key(input, BTN_X, (data[8] & 0x20));
 564                         input_report_key(input, BTN_Y, (data[8] & 0x40));
 565                         input_report_key(input, BTN_Z, (data[8] & 0x80));
 566
 567                         /*
 568                          * Three "buttons" are available on the 24HD which are
 569                          * physically implemented as a touchstrip. Each button
 570                          * is approximately 3 bits wide with a 2 bit spacing.
 571                          * The raw touchstrip bits are stored at:
 572                          *    ((data[3] & 0x1f) << 8) | data[4])
 573                          */
 574                         input_report_key(input, KEY_PROG1, data[4] & 0x07);
 575                         input_report_key(input, KEY_PROG2, data[4] & 0xE0);
 576                         input_report_key(input, KEY_PROG3, data[3] & 0x1C);
 577
 578                         if (data[1] & 0x80) {
 579                                 input_report_abs(input, ABS_WHEEL, (data[1] & 0x7f));
 580                         } else {
 581                                 /* Out of proximity, clear wheel value. */
 582                                 input_report_abs(input, ABS_WHEEL, 0);
 583                         }
 584
 585                         if (data[2] & 0x80) {
 586                                 input_report_abs(input, ABS_THROTTLE, (data[2] & 0x7f));
 587                         } else {
 588                                 /* Out of proximity, clear second wheel value. */
 589                                 input_report_abs(input, ABS_THROTTLE, 0);
 590                         }
 591
 592                         if (data[1] | data[2] | (data[3] & 0x1f) | data[4] | data[6] | data[8]) {
 593                                 input_report_key(input, wacom->tool[1], 1);
 594                                 input_report_abs(input, ABS_MISC, PAD_DEVICE_ID);
 595                         } else {
 596                                 input_report_key(input, wacom->tool[1], 0);
 597                                 input_report_abs(input, ABS_MISC, 0);
 598                         }
 599                 } else if (features->type >= INTUOS5S && features->type <= INTUOS5L) {
 600                         int i;
 601
 602                         /* Touch ring mode switch has no capacitive sensor */
 603                         input_report_key(input, BTN_0, (data[3] & 0x01));
 604
 605                         /*
 606                          * ExpressKeys on Intuos5 have a capacitive sensor in
 607                          * addition to the mechanical switch. Switch data is
 608                          * stored in data[4], capacitive data in data[5].
 609                          */
 610                         for (i = 0; i < 8; i++)
 611                                 input_report_key(input, BTN_1 + i, data[4] & (1 << i));
 612
 613                         if (data[2] & 0x80) {
 614                                 input_report_abs(input, ABS_WHEEL, (data[2] & 0x7f));
 615                         } else {
 616                                 /* Out of proximity, clear wheel value. */
 617                                 input_report_abs(input, ABS_WHEEL, 0);
 618                         }
 619
 620                         if (data[2] | (data[3] & 0x01) | data[4] | data[5]) {
 621                                 input_report_key(input, wacom->tool[1], 1);
 622                                 input_report_abs(input, ABS_MISC, PAD_DEVICE_ID);
 623                         } else {
 624                                 input_report_key(input, wacom->tool[1], 0);
 625                                 input_report_abs(input, ABS_MISC, 0);
 626                         }
 627                 } else {
 628                         if (features->type == WACOM_21UX2 || features->type == WACOM_22HD) {
 629                                 input_report_key(input, BTN_0, (data[5] & 0x01));
 630                                 input_report_key(input, BTN_1, (data[6] & 0x01));
 631                                 input_report_key(input, BTN_2, (data[6] & 0x02));
 632                                 input_report_key(input, BTN_3, (data[6] & 0x04));
 633                                 input_report_key(input, BTN_4, (data[6] & 0x08));
 634                                 input_report_key(input, BTN_5, (data[6] & 0x10));
 635                                 input_report_key(input, BTN_6, (data[6] & 0x20));
 636                                 input_report_key(input, BTN_7, (data[6] & 0x40));
 637                                 input_report_key(input, BTN_8, (data[6] & 0x80));
 638                                 input_report_key(input, BTN_9, (data[7] & 0x01));
 639                                 input_report_key(input, BTN_A, (data[8] & 0x01));
 640                                 input_report_key(input, BTN_B, (data[8] & 0x02));
 641                                 input_report_key(input, BTN_C, (data[8] & 0x04));
 642                                 input_report_key(input, BTN_X, (data[8] & 0x08));
 643                                 input_report_key(input, BTN_Y, (data[8] & 0x10));
 644                                 input_report_key(input, BTN_Z, (data[8] & 0x20));
 645                                 input_report_key(input, BTN_BASE, (data[8] & 0x40));
 646                                 input_report_key(input, BTN_BASE2, (data[8] & 0x80));
 647
 648                                 if (features->type == WACOM_22HD) {
 649                                         input_report_key(input, KEY_PROG1, data[9] & 0x01);
 650                                         input_report_key(input, KEY_PROG2, data[9] & 0x02);
 651                                         input_report_key(input, KEY_PROG3, data[9] & 0x04);
 652                                 }
 653                         } else {
 654                                 input_report_key(input, BTN_0, (data[5] & 0x01));
 655                                 input_report_key(input, BTN_1, (data[5] & 0x02));
 656                                 input_report_key(input, BTN_2, (data[5] & 0x04));
 657                                 input_report_key(input, BTN_3, (data[5] & 0x08));
 658                                 input_report_key(input, BTN_4, (data[6] & 0x01));
 659                                 input_report_key(input, BTN_5, (data[6] & 0x02));
 660                                 input_report_key(input, BTN_6, (data[6] & 0x04));
 661                                 input_report_key(input, BTN_7, (data[6] & 0x08));
 662                                 input_report_key(input, BTN_8, (data[5] & 0x10));
 663                                 input_report_key(input, BTN_9, (data[6] & 0x10));
 664                         }
 665                         input_report_abs(input, ABS_RX, ((data[1] & 0x1f) << 8) | data[2]);
 666                         input_report_abs(input, ABS_RY, ((data[3] & 0x1f) << 8) | data[4]);
 667
 668                         if ((data[5] & 0x1f) | data[6] | (data[1] & 0x1f) |
 669                                 data[2] | (data[3] & 0x1f) | data[4] | data[8] |
 670                                 (data[7] & 0x01)) {
 671                                 input_report_key(input, wacom->tool[1], 1);
 672                                 input_report_abs(input, ABS_MISC, PAD_DEVICE_ID);
 673                         } else {
 674                                 input_report_key(input, wacom->tool[1], 0);
 675                                 input_report_abs(input, ABS_MISC, 0);
 676                         }
 677                 }
 678                 input_event(input, EV_MSC, MSC_SERIAL, 0xffffffff);
 679                 return 1;
 680         }
 681
 682         /* process in/out prox events */
 683         result = wacom_intuos_inout(wacom);
 684         if (result)
 685                 return result - 1;
 686
 687         /* don't proceed if we don't know the ID */
 688         if (!wacom->id[idx])
 689                 return 0;
 690
 691         /* Only large Intuos support Lense Cursor */
 692         if (wacom->tool[idx] == BTN_TOOL_LENS &&
 693             (features->type == INTUOS3 ||
 694              features->type == INTUOS3S ||
 695              features->type == INTUOS4 ||
 696              features->type == INTUOS4S ||
 697              features->type == INTUOS5 ||
 698              features->type == INTUOS5S)) {
 699
 700                 return 0;
 701         }
 702
 703         /* Cintiq doesn't send data when RDY bit isn't set */
 704         if (features->type == CINTIQ && !(data[1] & 0x40))
 705                  return 0;
 706
 707         if (features->type >= INTUOS3S) {
 708                 input_report_abs(input, ABS_X, (data[2] << 9) | (data[3] << 1) | ((data[9] >> 1) & 1));
 709                 input_report_abs(input, ABS_Y, (data[4] << 9) | (data[5] << 1) | (data[9] & 1));
 710                 input_report_abs(input, ABS_DISTANCE, ((data[9] >> 2) & 0x3f));
 711         } else {
 712                 input_report_abs(input, ABS_X, be16_to_cpup((__be16 *)&data[2]));
 713                 input_report_abs(input, ABS_Y, be16_to_cpup((__be16 *)&data[4]));
 714                 input_report_abs(input, ABS_DISTANCE, ((data[9] >> 3) & 0x1f));
 715         }
 716
 717         /* process general packets */
 718         wacom_intuos_general(wacom);
 719
 720         /* 4D mouse, 2D mouse, marker pen rotation, tilt mouse, or Lens cursor packets */
 721         if ((data[1] & 0xbc) == 0xa8 || (data[1] & 0xbe) == 0xb0 || (data[1] & 0xbc) == 0xac) {
 722
 723                 if (data[1] & 0x02) {
 724                         /* Rotation packet */
 725                         if (features->type >= INTUOS3S) {
 726                                 /* I3 marker pen rotation */
 727                                 t = (data[6] << 3) | ((data[7] >> 5) & 7);
 728                                 t = (data[7] & 0x20) ? ((t > 900) ? ((t-1) / 2 - 1350) :
 729                                         ((t-1) / 2 + 450)) : (450 - t / 2) ;
 730                                 input_report_abs(input, ABS_Z, t);
 731                         } else {
 732                                 /* 4D mouse rotation packet */
 733                                 t = (data[6] << 3) | ((data[7] >> 5) & 7);
 734                                 input_report_abs(input, ABS_RZ, (data[7] & 0x20) ?
 735                                         ((t - 1) / 2) : -t / 2);
 736                         }
 737
 738                 } else if (!(data[1] & 0x10) && features->type < INTUOS3S) {
 739                         /* 4D mouse packet */
 740                         input_report_key(input, BTN_LEFT,   data[8] & 0x01);
 741                         input_report_key(input, BTN_MIDDLE, data[8] & 0x02);
 742                         input_report_key(input, BTN_RIGHT,  data[8] & 0x04);
 743
 744                         input_report_key(input, BTN_SIDE,   data[8] & 0x20);
 745                         input_report_key(input, BTN_EXTRA,  data[8] & 0x10);
 746                         t = (data[6] << 2) | ((data[7] >> 6) & 3);
 747                         input_report_abs(input, ABS_THROTTLE, (data[8] & 0x08) ? -t : t);
 748
 749                 } else if (wacom->tool[idx] == BTN_TOOL_MOUSE) {
 750                         /* I4 mouse */
 751                         if ((features->type >= INTUOS4S && features->type <= INTUOS4L) ||
 752                             (features->type >= INTUOS5S && features->type <= INTUOS5L)) {
 753                                 input_report_key(input, BTN_LEFT,   data[6] & 0x01);
 754                                 input_report_key(input, BTN_MIDDLE, data[6] & 0x02);
 755                                 input_report_key(input, BTN_RIGHT,  data[6] & 0x04);
 756                                 input_report_rel(input, REL_WHEEL, ((data[7] & 0x80) >> 7)
 757                                                  - ((data[7] & 0x40) >> 6));
 758                                 input_report_key(input, BTN_SIDE,   data[6] & 0x08);
 759                                 input_report_key(input, BTN_EXTRA,  data[6] & 0x10);
 760
 761                                 input_report_abs(input, ABS_TILT_X,
 762                                         ((data[7] << 1) & 0x7e) | (data[8] >> 7));
 763                                 input_report_abs(input, ABS_TILT_Y, data[8] & 0x7f);
 764                         } else {
 765                                 /* 2D mouse packet */
 766                                 input_report_key(input, BTN_LEFT,   data[8] & 0x04);
 767                                 input_report_key(input, BTN_MIDDLE, data[8] & 0x08);
 768                                 input_report_key(input, BTN_RIGHT,  data[8] & 0x10);
 769                                 input_report_rel(input, REL_WHEEL, (data[8] & 0x01)
 770                                                  - ((data[8] & 0x02) >> 1));
 771
 772                                 /* I3 2D mouse side buttons */
 773                                 if (features->type >= INTUOS3S && features->type <= INTUOS3L) {
 774                                         input_report_key(input, BTN_SIDE,   data[8] & 0x40);
 775                                         input_report_key(input, BTN_EXTRA,  data[8] & 0x20);
 776                                 }
 777                         }
 778                 } else if ((features->type < INTUOS3S || features->type == INTUOS3L ||
 779                                 features->type == INTUOS4L || features->type == INTUOS5L) &&
 780                            wacom->tool[idx] == BTN_TOOL_LENS) {
 781                         /* Lens cursor packets */
 782                         input_report_key(input, BTN_LEFT,   data[8] & 0x01);
 783                         input_report_key(input, BTN_MIDDLE, data[8] & 0x02);
 784                         input_report_key(input, BTN_RIGHT,  data[8] & 0x04);
 785                         input_report_key(input, BTN_SIDE,   data[8] & 0x10);
 786                         input_report_key(input, BTN_EXTRA,  data[8] & 0x08);
 787                 }
 788         }
 789
 790         input_report_abs(input, ABS_MISC, wacom->id[idx]); /* report tool id */
 791         input_report_key(input, wacom->tool[idx], 1);
 792         input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
 793         return 1;
 794 }
 795
 796 static int int_dist(int x1, int y1, int x2, int y2)
 797 {
 798         int x = x2 - x1;
 799         int y = y2 - y1;
 800
 801         return int_sqrt(x*x + y*y);
 802 }
 803
 804 static int wacom_24hdt_irq(struct wacom_wac *wacom)
 805 {
 806         struct input_dev *input = wacom->input;
 807         char *data = wacom->data;
 808         int i;
 809         int current_num_contacts = data[61];
 810         int contacts_to_send = 0;
 811
 812         /*
 813          * First packet resets the counter since only the first
 814          * packet in series will have non-zero current_num_contacts.
 815          */
 816         if (current_num_contacts)
 817                 wacom->num_contacts_left = current_num_contacts;
 818
 819         /* There are at most 4 contacts per packet */
 820         contacts_to_send = min(4, wacom->num_contacts_left);
 821
 822         for (i = 0; i < contacts_to_send; i++) {
 823                 int offset = (WACOM_BYTES_PER_24HDT_PACKET * i) + 1;
 824                 bool touch = data[offset] & 0x1 && !wacom->shared->stylus_in_proximity;
 825                 int slot = input_mt_get_slot_by_key(input, data[offset + 1]);
 826
 827                 if (slot < 0)
 828                         continue;
 829                 input_mt_slot(input, slot);
 830                 input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
 831
 832                 if (touch) {
 833                         int t_x = le16_to_cpup((__le16 *)&data[offset + 2]);
 834                         int c_x = le16_to_cpup((__le16 *)&data[offset + 4]);
 835                         int t_y = le16_to_cpup((__le16 *)&data[offset + 6]);
 836                         int c_y = le16_to_cpup((__le16 *)&data[offset + 8]);
 837                         int w = le16_to_cpup((__le16 *)&data[offset + 10]);
 838                         int h = le16_to_cpup((__le16 *)&data[offset + 12]);
 839
 840                         input_report_abs(input, ABS_MT_POSITION_X, t_x);
 841                         input_report_abs(input, ABS_MT_POSITION_Y, t_y);
 842                         input_report_abs(input, ABS_MT_TOUCH_MAJOR, min(w,h));
 843                         input_report_abs(input, ABS_MT_WIDTH_MAJOR, min(w, h) + int_dist(t_x, t_y, c_x, c_y));
 844                         input_report_abs(input, ABS_MT_WIDTH_MINOR, min(w, h));
 845                         input_report_abs(input, ABS_MT_ORIENTATION, w > h);
 846                 }
 847         }
 848         input_mt_report_pointer_emulation(input, true);
 849
 850         wacom->num_contacts_left -= contacts_to_send;
 851         if (wacom->num_contacts_left <= 0)
 852                 wacom->num_contacts_left = 0;
 853
 854         return 1;
 855 }
 856
 857 static int wacom_mt_touch(struct wacom_wac *wacom)
 858 {
 859         struct input_dev *input = wacom->input;
 860         char *data = wacom->data;
 861         int i;
 862         int current_num_contacts = data[2];
 863         int contacts_to_send = 0;
 864         int x_offset = 0;
 865
 866         /* MTTPC does not support Height and Width */
 867         if (wacom->features.type == MTTPC)
 868                 x_offset = -4;
 869
 870         /*
 871          * First packet resets the counter since only the first
 872          * packet in series will have non-zero current_num_contacts.
 873          */
 874         if (current_num_contacts)
 875                 wacom->num_contacts_left = current_num_contacts;
 876
 877         /* There are at most 5 contacts per packet */
 878         contacts_to_send = min(5, wacom->num_contacts_left);
 879
 880         for (i = 0; i < contacts_to_send; i++) {
 881                 int offset = (WACOM_BYTES_PER_MT_PACKET + x_offset) * i + 3;
 882                 bool touch = data[offset] & 0x1;
 883                 int id = le16_to_cpup((__le16 *)&data[offset + 1]);
 884                 int slot = input_mt_get_slot_by_key(input, id);
 885
 886                 if (slot < 0)
 887                         continue;
 888
 889                 input_mt_slot(input, slot);
 890                 input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
 891                 if (touch) {
 892                         int x = le16_to_cpup((__le16 *)&data[offset + x_offset + 7]);
 893                         int y = le16_to_cpup((__le16 *)&data[offset + x_offset + 9]);
 894                         input_report_abs(input, ABS_MT_POSITION_X, x);
 895                         input_report_abs(input, ABS_MT_POSITION_Y, y);
 896                 }
 897         }
 898         input_mt_report_pointer_emulation(input, true);
 899
 900         wacom->num_contacts_left -= contacts_to_send;
 901         if (wacom->num_contacts_left < 0)
 902                 wacom->num_contacts_left = 0;
 903
 904         return 1;
 905 }
 906
 907 static int wacom_tpc_mt_touch(struct wacom_wac *wacom)
 908 {
 909         struct input_dev *input = wacom->input;
 910         unsigned char *data = wacom->data;
 911         int contact_with_no_pen_down_count = 0;
 912         int i;
 913
 914         for (i = 0; i < 2; i++) {
 915                 int p = data[1] & (1 << i);
 916                 bool touch = p && !wacom->shared->stylus_in_proximity;
 917
 918                 input_mt_slot(input, i);
 919                 input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
 920                 if (touch) {
 921                         int x = le16_to_cpup((__le16 *)&data[i * 2 + 2]) & 0x7fff;
 922                         int y = le16_to_cpup((__le16 *)&data[i * 2 + 6]) & 0x7fff;
 923
 924                         input_report_abs(input, ABS_MT_POSITION_X, x);
 925                         input_report_abs(input, ABS_MT_POSITION_Y, y);
 926                         contact_with_no_pen_down_count++;
 927                 }
 928         }
 929         input_mt_report_pointer_emulation(input, true);
 930
 931         /* keep touch state for pen event */
 932         wacom->shared->touch_down = (contact_with_no_pen_down_count > 0);
 933
 934         return 1;
 935 }
 936
 937 static int wacom_tpc_single_touch(struct wacom_wac *wacom, size_t len)
 938 {
 939         char *data = wacom->data;
 940         struct input_dev *input = wacom->input;
 941         bool prox;
 942         int x = 0, y = 0;
 943
 944         if (wacom->features.touch_max > 1 || len > WACOM_PKGLEN_TPC2FG)
 945                 return 0;
 946
 947         if (!wacom->shared->stylus_in_proximity) {
 948                 if (len == WACOM_PKGLEN_TPC1FG) {
 949                         prox = data[0] & 0x01;
 950                         x = get_unaligned_le16(&data[1]);
 951                         y = get_unaligned_le16(&data[3]);
 952                 } else {
 953                         prox = data[1] & 0x01;
 954                         x = le16_to_cpup((__le16 *)&data[2]);
 955                         y = le16_to_cpup((__le16 *)&data[4]);
 956                 }
 957         } else
 958                 /* force touch out when pen is in prox */
 959                 prox = 0;
 960
 961         if (prox) {
 962                 input_report_abs(input, ABS_X, x);
 963                 input_report_abs(input, ABS_Y, y);
 964         }
 965         input_report_key(input, BTN_TOUCH, prox);
 966
 967         /* keep touch state for pen events */
 968         wacom->shared->touch_down = prox;
 969
 970         return 1;
 971 }
 972
 973 static int wacom_tpc_pen(struct wacom_wac *wacom)
 974 {
 975         struct wacom_features *features = &wacom->features;
 976         char *data = wacom->data;
 977         struct input_dev *input = wacom->input;
 978         int pressure;
 979         bool prox = data[1] & 0x20;
 980
 981         if (!wacom->shared->stylus_in_proximity) /* first in prox */
 982                 /* Going into proximity select tool */
 983                 wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
 984
 985         /* keep pen state for touch events */
 986         wacom->shared->stylus_in_proximity = prox;
 987
 988         /* send pen events only when touch is up or forced out */
 989         if (!wacom->shared->touch_down) {
 990                 input_report_key(input, BTN_STYLUS, data[1] & 0x02);
 991                 input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
 992                 input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
 993                 input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
 994                 pressure = ((data[7] & 0x01) << 8) | data[6];
 995                 if (pressure < 0)
 996                         pressure = features->pressure_max + pressure + 1;
 997                 input_report_abs(input, ABS_PRESSURE, pressure);
 998                 input_report_key(input, BTN_TOUCH, data[1] & 0x05);
 999                 input_report_key(input, wacom->tool[0], prox);
1000                 return 1;
1001         }
1002
1003         return 0;
1004 }
1005
1006 static int wacom_tpc_irq(struct wacom_wac *wacom, size_t len)
1007 {
1008         char *data = wacom->data;
1009
1010         dev_dbg(wacom->input->dev.parent,
1011                 "%s: received report #%d\n", __func__, data[0]);
1012
1013         switch (len) {
1014         case WACOM_PKGLEN_TPC1FG:
1015                 return wacom_tpc_single_touch(wacom, len);
1016
1017         case WACOM_PKGLEN_TPC2FG:
1018                 return wacom_tpc_mt_touch(wacom);
1019
1020         default:
1021                 switch (data[0]) {
1022                 case WACOM_REPORT_TPC1FG:
1023                 case WACOM_REPORT_TPCHID:
1024                 case WACOM_REPORT_TPCST:
1025                 case WACOM_REPORT_TPC1FGE:
1026                         return wacom_tpc_single_touch(wacom, len);
1027
1028                 case WACOM_REPORT_TPCMT:
1029                         return wacom_mt_touch(wacom);
1030
1031                 case WACOM_REPORT_PENABLED:
1032                         return wacom_tpc_pen(wacom);
1033                 }
1034         }
1035
1036         return 0;
1037 }
1038
1039 static int wacom_bpt_touch(struct wacom_wac *wacom)
1040 {
1041         struct wacom_features *features = &wacom->features;
1042         struct input_dev *input = wacom->input;
1043         unsigned char *data = wacom->data;
1044         int i;
1045
1046         if (data[0] != 0x02)
1047             return 0;
1048
1049         for (i = 0; i < 2; i++) {
1050                 int offset = (data[1] & 0x80) ? (8 * i) : (9 * i);
1051                 bool touch = data[offset + 3] & 0x80;
1052
1053                 /*
1054                  * Touch events need to be disabled while stylus is
1055                  * in proximity because user's hand is resting on touchpad
1056                  * and sending unwanted events.  User expects tablet buttons
1057                  * to continue working though.
1058                  */
1059                 touch = touch && !wacom->shared->stylus_in_proximity;
1060
1061                 input_mt_slot(input, i);
1062                 input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1063                 if (touch) {
1064                         int x = get_unaligned_be16(&data[offset + 3]) & 0x7ff;
1065                         int y = get_unaligned_be16(&data[offset + 5]) & 0x7ff;
1066                         if (features->quirks & WACOM_QUIRK_BBTOUCH_LOWRES) {
1067                                 x <<= 5;
1068                                 y <<= 5;
1069                         }
1070                         input_report_abs(input, ABS_MT_POSITION_X, x);
1071                         input_report_abs(input, ABS_MT_POSITION_Y, y);
1072                 }
1073         }
1074
1075         input_mt_report_pointer_emulation(input, true);
1076
1077         input_report_key(input, BTN_LEFT, (data[1] & 0x08) != 0);
1078         input_report_key(input, BTN_FORWARD, (data[1] & 0x04) != 0);
1079         input_report_key(input, BTN_BACK, (data[1] & 0x02) != 0);
1080         input_report_key(input, BTN_RIGHT, (data[1] & 0x01) != 0);
1081
1082         input_sync(input);
1083
1084         return 0;
1085 }
1086
1087 static void wacom_bpt3_touch_msg(struct wacom_wac *wacom, unsigned char *data)
1088 {
1089         struct input_dev *input = wacom->input;
1090         bool touch = data[1] & 0x80;
1091         int slot = input_mt_get_slot_by_key(input, data[0]);
1092
1093         if (slot < 0)
1094                 return;
1095
1096         touch = touch && !wacom->shared->stylus_in_proximity;
1097
1098         input_mt_slot(input, slot);
1099         input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1100
1101         if (touch) {
1102                 int x = (data[2] << 4) | (data[4] >> 4);
1103                 int y = (data[3] << 4) | (data[4] & 0x0f);
1104                 int a = data[5];
1105
1106                 // "a" is a scaled-down area which we assume is roughly
1107                 // circular and which can be described as: a=(pi*r^2)/C.
1108                 int x_res  = input_abs_get_res(input, ABS_X);
1109                 int y_res  = input_abs_get_res(input, ABS_Y);
1110                 int width  = 2 * int_sqrt(a * WACOM_CONTACT_AREA_SCALE);
1111                 int height = width * y_res / x_res;
1112
1113                 input_report_abs(input, ABS_MT_POSITION_X, x);
1114                 input_report_abs(input, ABS_MT_POSITION_Y, y);
1115                 input_report_abs(input, ABS_MT_TOUCH_MAJOR, width);
1116                 input_report_abs(input, ABS_MT_TOUCH_MINOR, height);
1117         }
1118 }
1119
1120 static void wacom_bpt3_button_msg(struct wacom_wac *wacom, unsigned char *data)
1121 {
1122         struct input_dev *input = wacom->input;
1123
1124         input_report_key(input, BTN_LEFT, (data[1] & 0x08) != 0);
1125         input_report_key(input, BTN_FORWARD, (data[1] & 0x04) != 0);
1126         input_report_key(input, BTN_BACK, (data[1] & 0x02) != 0);
1127         input_report_key(input, BTN_RIGHT, (data[1] & 0x01) != 0);
1128 }
1129
1130 static int wacom_bpt3_touch(struct wacom_wac *wacom)
1131 {
1132         struct input_dev *input = wacom->input;
1133         unsigned char *data = wacom->data;
1134         int count = data[1] & 0x07;
1135         int i;
1136
1137         if (data[0] != 0x02)
1138             return 0;
1139
1140         /* data has up to 7 fixed sized 8-byte messages starting at data[2] */
1141         for (i = 0; i < count; i++) {
1142                 int offset = (8 * i) + 2;
1143                 int msg_id = data[offset];
1144
1145                 if (msg_id >= 2 && msg_id <= 17)
1146                         wacom_bpt3_touch_msg(wacom, data + offset);
1147                 else if (msg_id == 128)
1148                         wacom_bpt3_button_msg(wacom, data + offset);
1149
1150         }
1151         input_mt_report_pointer_emulation(input, true);
1152
1153         input_sync(input);
1154
1155         return 0;
1156 }
1157
1158 static int wacom_bpt_pen(struct wacom_wac *wacom)
1159 {
1160         struct input_dev *input = wacom->input;
1161         unsigned char *data = wacom->data;
1162         int prox = 0, x = 0, y = 0, p = 0, d = 0, pen = 0, btn1 = 0, btn2 = 0;
1163
1164         if (data[0] != 0x02)
1165             return 0;
1166
1167         prox = (data[1] & 0x20) == 0x20;
1168
1169         /*
1170          * All reports shared between PEN and RUBBER tool must be
1171          * forced to a known starting value (zero) when transitioning to
1172          * out-of-prox.
1173          *
1174          * If not reset then, to userspace, it will look like lost events
1175          * if new tool comes in-prox with same values as previous tool sent.
1176          *
1177          * Hardware does report zero in most out-of-prox cases but not all.
1178          */
1179         if (prox) {
1180                 if (!wacom->shared->stylus_in_proximity) {
1181                         if (data[1] & 0x08) {
1182                                 wacom->tool[0] = BTN_TOOL_RUBBER;
1183                                 wacom->id[0] = ERASER_DEVICE_ID;
1184                         } else {
1185                                 wacom->tool[0] = BTN_TOOL_PEN;
1186                                 wacom->id[0] = STYLUS_DEVICE_ID;
1187                         }
1188                         wacom->shared->stylus_in_proximity = true;
1189                 }
1190                 x = le16_to_cpup((__le16 *)&data[2]);
1191                 y = le16_to_cpup((__le16 *)&data[4]);
1192                 p = le16_to_cpup((__le16 *)&data[6]);
1193                 /*
1194                  * Convert distance from out prox to distance from tablet.
1195                  * distance will be greater than distance_max once
1196                  * touching and applying pressure; do not report negative
1197                  * distance.
1198                  */
1199                 if (data[8] <= wacom->features.distance_max)
1200                         d = wacom->features.distance_max - data[8];
1201
1202                 pen = data[1] & 0x01;
1203                 btn1 = data[1] & 0x02;
1204                 btn2 = data[1] & 0x04;
1205         }
1206
1207         input_report_key(input, BTN_TOUCH, pen);
1208         input_report_key(input, BTN_STYLUS, btn1);
1209         input_report_key(input, BTN_STYLUS2, btn2);
1210
1211         input_report_abs(input, ABS_X, x);
1212         input_report_abs(input, ABS_Y, y);
1213         input_report_abs(input, ABS_PRESSURE, p);
1214         input_report_abs(input, ABS_DISTANCE, d);
1215
1216         if (!prox) {
1217                 wacom->id[0] = 0;
1218                 wacom->shared->stylus_in_proximity = false;
1219         }
1220
1221         input_report_key(input, wacom->tool[0], prox); /* PEN or RUBBER */
1222         input_report_abs(input, ABS_MISC, wacom->id[0]); /* TOOL ID */
1223
1224         return 1;
1225 }
1226
1227 static int wacom_bpt_irq(struct wacom_wac *wacom, size_t len)
1228 {
1229         if (len == WACOM_PKGLEN_BBTOUCH)
1230                 return wacom_bpt_touch(wacom);
1231         else if (len == WACOM_PKGLEN_BBTOUCH3)
1232                 return wacom_bpt3_touch(wacom);
1233         else if (len == WACOM_PKGLEN_BBFUN || len == WACOM_PKGLEN_BBPEN)
1234                 return wacom_bpt_pen(wacom);
1235
1236         return 0;
1237 }
1238
1239 static int wacom_wireless_irq(struct wacom_wac *wacom, size_t len)
1240 {
1241         unsigned char *data = wacom->data;
1242         int connected;
1243
1244         if (len != WACOM_PKGLEN_WIRELESS || data[0] != 0x80)
1245                 return 0;
1246
1247         connected = data[1] & 0x01;
1248         if (connected) {
1249                 int pid, battery;
1250
1251                 pid = get_unaligned_be16(&data[6]);
1252                 battery = data[5] & 0x3f;
1253                 if (wacom->pid != pid) {
1254                         wacom->pid = pid;
1255                         wacom_schedule_work(wacom);
1256                 }
1257                 wacom->battery_capacity = battery;
1258         } else if (wacom->pid != 0) {
1259                 /* disconnected while previously connected */
1260                 wacom->pid = 0;
1261                 wacom_schedule_work(wacom);
1262                 wacom->battery_capacity = 0;
1263         }
1264
1265         return 0;
1266 }
1267
1268 void wacom_wac_irq(struct wacom_wac *wacom_wac, size_t len)
1269 {
1270         bool sync;
1271
1272         switch (wacom_wac->features.type) {
1273         case PENPARTNER:
1274                 sync = wacom_penpartner_irq(wacom_wac);
1275                 break;
1276
1277         case PL:
1278                 sync = wacom_pl_irq(wacom_wac);
1279                 break;
1280
1281         case WACOM_G4:
1282         case GRAPHIRE:
1283         case WACOM_MO:
1284                 sync = wacom_graphire_irq(wacom_wac);
1285                 break;
1286
1287         case PTU:
1288                 sync = wacom_ptu_irq(wacom_wac);
1289                 break;
1290
1291         case DTU:
1292                 sync = wacom_dtu_irq(wacom_wac);
1293                 break;
1294
1295         case INTUOS:
1296         case INTUOS3S:
1297         case INTUOS3:
1298         case INTUOS3L:
1299         case INTUOS4S:
1300         case INTUOS4:
1301         case INTUOS4L:
1302         case CINTIQ:
1303         case WACOM_BEE:
1304         case WACOM_21UX2:
1305         case WACOM_22HD:
1306         case WACOM_24HD:
1307         case DTK:
1308                 sync = wacom_intuos_irq(wacom_wac);
1309                 break;
1310
1311         case WACOM_24HDT:
1312                 sync = wacom_24hdt_irq(wacom_wac);
1313                 break;
1314
1315         case INTUOS5S:
1316         case INTUOS5:
1317         case INTUOS5L:
1318                 if (len == WACOM_PKGLEN_BBTOUCH3)
1319                         sync = wacom_bpt3_touch(wacom_wac);
1320                 else
1321                         sync = wacom_intuos_irq(wacom_wac);
1322                 break;
1323
1324         case TABLETPC:
1325         case TABLETPCE:
1326         case TABLETPC2FG:
1327         case MTSCREEN:
1328         case MTTPC:
1329                 sync = wacom_tpc_irq(wacom_wac, len);
1330                 break;
1331
1332         case BAMBOO_PT:
1333                 sync = wacom_bpt_irq(wacom_wac, len);
1334                 break;
1335
1336         case WIRELESS:
1337                 sync = wacom_wireless_irq(wacom_wac, len);
1338                 break;
1339
1340         default:
1341                 sync = false;
1342                 break;
1343         }
1344
1345         if (sync)
1346                 input_sync(wacom_wac->input);
1347 }
1348
1349 static void wacom_setup_cintiq(struct wacom_wac *wacom_wac)
1350 {
1351         struct input_dev *input_dev = wacom_wac->input;
1352
1353         input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
1354
1355         __set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
1356         __set_bit(BTN_TOOL_PEN, input_dev->keybit);
1357         __set_bit(BTN_TOOL_BRUSH, input_dev->keybit);
1358         __set_bit(BTN_TOOL_PENCIL, input_dev->keybit);
1359         __set_bit(BTN_TOOL_AIRBRUSH, input_dev->keybit);
1360         __set_bit(BTN_STYLUS, input_dev->keybit);
1361         __set_bit(BTN_STYLUS2, input_dev->keybit);
1362
1363         input_set_abs_params(input_dev, ABS_DISTANCE,
1364                              0, wacom_wac->features.distance_max, 0, 0);
1365         input_set_abs_params(input_dev, ABS_WHEEL, 0, 1023, 0, 0);
1366         input_set_abs_params(input_dev, ABS_TILT_X, 0, 127, 0, 0);
1367         input_set_abs_params(input_dev, ABS_TILT_Y, 0, 127, 0, 0);
1368 }
1369
1370 static void wacom_setup_intuos(struct wacom_wac *wacom_wac)
1371 {
1372         struct input_dev *input_dev = wacom_wac->input;
1373
1374         input_set_capability(input_dev, EV_REL, REL_WHEEL);
1375
1376         wacom_setup_cintiq(wacom_wac);
1377
1378         __set_bit(BTN_LEFT, input_dev->keybit);
1379         __set_bit(BTN_RIGHT, input_dev->keybit);
1380         __set_bit(BTN_MIDDLE, input_dev->keybit);
1381         __set_bit(BTN_SIDE, input_dev->keybit);
1382         __set_bit(BTN_EXTRA, input_dev->keybit);
1383         __set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
1384         __set_bit(BTN_TOOL_LENS, input_dev->keybit);
1385
1386         input_set_abs_params(input_dev, ABS_RZ, -900, 899, 0, 0);
1387         input_set_abs_params(input_dev, ABS_THROTTLE, -1023, 1023, 0, 0);
1388 }
1389
1390 void wacom_setup_device_quirks(struct wacom_features *features)
1391 {
1392
1393         /* touch device found but size is not defined. use default */
1394         if (features->device_type == BTN_TOOL_FINGER && !features->x_max) {
1395                 features->x_max = 1023;
1396                 features->y_max = 1023;
1397         }
1398
1399         /* these device have multiple inputs */
1400         if (features->type >= WIRELESS ||
1401             (features->type >= INTUOS5S && features->type <= INTUOS5L) ||
1402             (features->oVid && features->oPid))
1403                 features->quirks |= WACOM_QUIRK_MULTI_INPUT;
1404
1405         /* quirk for bamboo touch with 2 low res touches */
1406         if (features->type == BAMBOO_PT &&
1407             features->pktlen == WACOM_PKGLEN_BBTOUCH) {
1408                 features->x_max <<= 5;
1409                 features->y_max <<= 5;
1410                 features->x_fuzz <<= 5;
1411                 features->y_fuzz <<= 5;
1412                 features->quirks |= WACOM_QUIRK_BBTOUCH_LOWRES;
1413         }
1414
1415         if (features->type == WIRELESS) {
1416
1417                 /* monitor never has input and pen/touch have delayed create */
1418                 features->quirks |= WACOM_QUIRK_NO_INPUT;
1419
1420                 /* must be monitor interface if no device_type set */
1421                 if (!features->device_type)
1422                         features->quirks |= WACOM_QUIRK_MONITOR;
1423         }
1424 }
1425
1426 static unsigned int wacom_calculate_touch_res(unsigned int logical_max,
1427                                               unsigned int physical_max)
1428 {
1429        /* Touch physical dimensions are in 100th of mm */
1430        return (logical_max * 100) / physical_max;
1431 }
1432
1433 static void wacom_abs_set_axis(struct input_dev *input_dev,
1434                                struct wacom_wac *wacom_wac)
1435 {
1436         struct wacom_features *features = &wacom_wac->features;
1437
1438         if (features->device_type == BTN_TOOL_PEN) {
1439                 input_set_abs_params(input_dev, ABS_X, 0, features->x_max,
1440                                      features->x_fuzz, 0);
1441                 input_set_abs_params(input_dev, ABS_Y, 0, features->y_max,
1442                                      features->y_fuzz, 0);
1443                 input_set_abs_params(input_dev, ABS_PRESSURE, 0,
1444                         features->pressure_max, features->pressure_fuzz, 0);
1445
1446                 /* penabled devices have fixed resolution for each model */
1447                 input_abs_set_res(input_dev, ABS_X, features->x_resolution);
1448                 input_abs_set_res(input_dev, ABS_Y, features->y_resolution);
1449         } else {
1450                 if (features->touch_max <= 2) {
1451                         input_set_abs_params(input_dev, ABS_X, 0,
1452                                 features->x_max, features->x_fuzz, 0);
1453                         input_set_abs_params(input_dev, ABS_Y, 0,
1454                                 features->y_max, features->y_fuzz, 0);
1455                         input_abs_set_res(input_dev, ABS_X,
1456                                 wacom_calculate_touch_res(features->x_max,
1457                                                         features->x_phy));
1458                         input_abs_set_res(input_dev, ABS_Y,
1459                                 wacom_calculate_touch_res(features->y_max,
1460                                                         features->y_phy));
1461                 }
1462
1463                 if (features->touch_max > 1) {
1464                         input_set_abs_params(input_dev, ABS_MT_POSITION_X, 0,
1465                                 features->x_max, features->x_fuzz, 0);
1466                         input_set_abs_params(input_dev, ABS_MT_POSITION_Y, 0,
1467                                 features->y_max, features->y_fuzz, 0);
1468                         input_abs_set_res(input_dev, ABS_MT_POSITION_X,
1469                                 wacom_calculate_touch_res(features->x_max,
1470                                                         features->x_phy));
1471                         input_abs_set_res(input_dev, ABS_MT_POSITION_Y,
1472                                 wacom_calculate_touch_res(features->y_max,
1473                                                         features->y_phy));
1474                 }
1475         }
1476 }
1477
1478 int wacom_setup_input_capabilities(struct input_dev *input_dev,
1479                                    struct wacom_wac *wacom_wac)
1480 {
1481         struct wacom_features *features = &wacom_wac->features;
1482         int i;
1483
1484         input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
1485
1486         __set_bit(BTN_TOUCH, input_dev->keybit);
1487         __set_bit(ABS_MISC, input_dev->absbit);
1488
1489         wacom_abs_set_axis(input_dev, wacom_wac);
1490
1491         switch (wacom_wac->features.type) {
1492         case WACOM_MO:
1493                 input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
1494                 /* fall through */
1495
1496         case WACOM_G4:
1497                 input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
1498
1499                 __set_bit(BTN_BACK, input_dev->keybit);
1500                 __set_bit(BTN_FORWARD, input_dev->keybit);
1501                 /* fall through */
1502
1503         case GRAPHIRE:
1504                 input_set_capability(input_dev, EV_REL, REL_WHEEL);
1505
1506                 __set_bit(BTN_LEFT, input_dev->keybit);
1507                 __set_bit(BTN_RIGHT, input_dev->keybit);
1508                 __set_bit(BTN_MIDDLE, input_dev->keybit);
1509
1510                 __set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
1511                 __set_bit(BTN_TOOL_PEN, input_dev->keybit);
1512                 __set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
1513                 __set_bit(BTN_STYLUS, input_dev->keybit);
1514                 __set_bit(BTN_STYLUS2, input_dev->keybit);
1515
1516                 __set_bit(INPUT_PROP_POINTER, input_dev->propbit);
1517                 break;
1518
1519         case WACOM_24HD:
1520                 __set_bit(BTN_A, input_dev->keybit);
1521                 __set_bit(BTN_B, input_dev->keybit);
1522                 __set_bit(BTN_C, input_dev->keybit);
1523                 __set_bit(BTN_X, input_dev->keybit);
1524                 __set_bit(BTN_Y, input_dev->keybit);
1525                 __set_bit(BTN_Z, input_dev->keybit);
1526
1527                 for (i = 6; i < 10; i++)
1528                         __set_bit(BTN_0 + i, input_dev->keybit);
1529
1530                 __set_bit(KEY_PROG1, input_dev->keybit);
1531                 __set_bit(KEY_PROG2, input_dev->keybit);
1532                 __set_bit(KEY_PROG3, input_dev->keybit);
1533                 /* fall through */
1534
1535         case DTK:
1536                 for (i = 0; i < 6; i++)
1537                         __set_bit(BTN_0 + i, input_dev->keybit);
1538
1539                 input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
1540                 input_set_abs_params(input_dev, ABS_THROTTLE, 0, 71, 0, 0);
1541
1542                 __set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
1543
1544                 wacom_setup_cintiq(wacom_wac);
1545                 break;
1546
1547         case WACOM_22HD:
1548                 __set_bit(KEY_PROG1, input_dev->keybit);
1549                 __set_bit(KEY_PROG2, input_dev->keybit);
1550                 __set_bit(KEY_PROG3, input_dev->keybit);
1551                 /* fall through */
1552
1553         case WACOM_21UX2:
1554                 __set_bit(BTN_A, input_dev->keybit);
1555                 __set_bit(BTN_B, input_dev->keybit);
1556                 __set_bit(BTN_C, input_dev->keybit);
1557                 __set_bit(BTN_X, input_dev->keybit);
1558                 __set_bit(BTN_Y, input_dev->keybit);
1559                 __set_bit(BTN_Z, input_dev->keybit);
1560                 __set_bit(BTN_BASE, input_dev->keybit);
1561                 __set_bit(BTN_BASE2, input_dev->keybit);
1562                 /* fall through */
1563
1564         case WACOM_BEE:
1565                 __set_bit(BTN_8, input_dev->keybit);
1566                 __set_bit(BTN_9, input_dev->keybit);
1567                 /* fall through */
1568
1569         case CINTIQ:
1570                 for (i = 0; i < 8; i++)
1571                         __set_bit(BTN_0 + i, input_dev->keybit);
1572
1573                 input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
1574                 input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
1575                 input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
1576
1577                 __set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
1578
1579                 wacom_setup_cintiq(wacom_wac);
1580                 break;
1581
1582         case INTUOS3:
1583         case INTUOS3L:
1584                 __set_bit(BTN_4, input_dev->keybit);
1585                 __set_bit(BTN_5, input_dev->keybit);
1586                 __set_bit(BTN_6, input_dev->keybit);
1587                 __set_bit(BTN_7, input_dev->keybit);
1588
1589                 input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
1590                 /* fall through */
1591
1592         case INTUOS3S:
1593                 __set_bit(BTN_0, input_dev->keybit);
1594                 __set_bit(BTN_1, input_dev->keybit);
1595                 __set_bit(BTN_2, input_dev->keybit);
1596                 __set_bit(BTN_3, input_dev->keybit);
1597
1598                 input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
1599                 input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
1600                 /* fall through */
1601
1602         case INTUOS:
1603                 __set_bit(INPUT_PROP_POINTER, input_dev->propbit);
1604
1605                 wacom_setup_intuos(wacom_wac);
1606                 break;
1607
1608         case INTUOS5:
1609         case INTUOS5L:
1610                 if (features->device_type == BTN_TOOL_PEN) {
1611                         __set_bit(BTN_7, input_dev->keybit);
1612                         __set_bit(BTN_8, input_dev->keybit);
1613                 }
1614                 /* fall through */
1615
1616         case INTUOS5S:
1617                 __set_bit(INPUT_PROP_POINTER, input_dev->propbit);
1618
1619                 if (features->device_type == BTN_TOOL_PEN) {
1620                         for (i = 0; i < 7; i++)
1621                                 __set_bit(BTN_0 + i, input_dev->keybit);
1622
1623                         input_set_abs_params(input_dev, ABS_DISTANCE, 0,
1624                                               features->distance_max,
1625                                               0, 0);
1626
1627                         input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
1628
1629                         wacom_setup_intuos(wacom_wac);
1630                 } else if (features->device_type == BTN_TOOL_FINGER) {
1631                         __clear_bit(ABS_MISC, input_dev->absbit);
1632
1633                         input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR,
1634                                              0, features->x_max, 0, 0);
1635                         input_set_abs_params(input_dev, ABS_MT_TOUCH_MINOR,
1636                                              0, features->y_max, 0, 0);
1637                         input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_POINTER);
1638                 }
1639                 break;
1640
1641         case INTUOS4:
1642         case INTUOS4L:
1643                 __set_bit(BTN_7, input_dev->keybit);
1644                 __set_bit(BTN_8, input_dev->keybit);
1645                 /* fall through */
1646
1647         case INTUOS4S:
1648                 for (i = 0; i < 7; i++)
1649                         __set_bit(BTN_0 + i, input_dev->keybit);
1650
1651                 input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
1652                 wacom_setup_intuos(wacom_wac);
1653
1654                 __set_bit(INPUT_PROP_POINTER, input_dev->propbit);
1655                 break;
1656
1657         case WACOM_24HDT:
1658                 if (features->device_type == BTN_TOOL_FINGER) {
1659                         input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, features->x_max, 0, 0);
1660                         input_set_abs_params(input_dev, ABS_MT_WIDTH_MAJOR, 0, features->x_max, 0, 0);
1661                         input_set_abs_params(input_dev, ABS_MT_WIDTH_MINOR, 0, features->y_max, 0, 0);
1662                         input_set_abs_params(input_dev, ABS_MT_ORIENTATION, 0, 1, 0, 0);
1663                 }
1664                 /* fall through */
1665
1666         case MTSCREEN:
1667         case MTTPC:
1668         case TABLETPC2FG:
1669                 if (features->device_type == BTN_TOOL_FINGER) {
1670                         unsigned int flags = INPUT_MT_DIRECT;
1671
1672                         if (wacom_wac->features.type == TABLETPC2FG)
1673                                 flags = 0;
1674
1675                         input_mt_init_slots(input_dev, features->touch_max, flags);
1676                 }
1677                 /* fall through */
1678
1679         case TABLETPC:
1680         case TABLETPCE:
1681                 __clear_bit(ABS_MISC, input_dev->absbit);
1682
1683                 __set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
1684
1685                 if (features->device_type != BTN_TOOL_PEN)
1686                         break;  /* no need to process stylus stuff */
1687
1688                 /* fall through */
1689
1690         case PL:
1691         case DTU:
1692                 __set_bit(BTN_TOOL_PEN, input_dev->keybit);
1693                 __set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
1694                 __set_bit(BTN_STYLUS, input_dev->keybit);
1695                 __set_bit(BTN_STYLUS2, input_dev->keybit);
1696
1697                 __set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
1698                 break;
1699
1700         case PTU:
1701                 __set_bit(BTN_STYLUS2, input_dev->keybit);
1702                 /* fall through */
1703
1704         case PENPARTNER:
1705                 __set_bit(BTN_TOOL_PEN, input_dev->keybit);
1706                 __set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
1707                 __set_bit(BTN_STYLUS, input_dev->keybit);
1708
1709                 __set_bit(INPUT_PROP_POINTER, input_dev->propbit);
1710                 break;
1711
1712         case BAMBOO_PT:
1713                 __clear_bit(ABS_MISC, input_dev->absbit);
1714
1715                 __set_bit(INPUT_PROP_POINTER, input_dev->propbit);
1716
1717                 if (features->device_type == BTN_TOOL_FINGER) {
1718                         unsigned int flags = INPUT_MT_POINTER;
1719
1720                         __set_bit(BTN_LEFT, input_dev->keybit);
1721                         __set_bit(BTN_FORWARD, input_dev->keybit);
1722                         __set_bit(BTN_BACK, input_dev->keybit);
1723                         __set_bit(BTN_RIGHT, input_dev->keybit);
1724
1725                         if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
1726                                 input_set_abs_params(input_dev,
1727                                                      ABS_MT_TOUCH_MAJOR,
1728                                                      0, features->x_max, 0, 0);
1729                                 input_set_abs_params(input_dev,
1730                                                      ABS_MT_TOUCH_MINOR,
1731                                                      0, features->y_max, 0, 0);
1732                         } else {
1733                                 __set_bit(BTN_TOOL_FINGER, input_dev->keybit);
1734                                 __set_bit(BTN_TOOL_DOUBLETAP, input_dev->keybit);
1735                                 flags = 0;
1736                         }
1737                         input_mt_init_slots(input_dev, features->touch_max, flags);
1738                 } else if (features->device_type == BTN_TOOL_PEN) {
1739                         __set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
1740                         __set_bit(BTN_TOOL_PEN, input_dev->keybit);
1741                         __set_bit(BTN_STYLUS, input_dev->keybit);
1742                         __set_bit(BTN_STYLUS2, input_dev->keybit);
1743                         input_set_abs_params(input_dev, ABS_DISTANCE, 0,
1744                                               features->distance_max,
1745                                               0, 0);
1746                 }
1747                 break;
1748         }
1749         return 0;
1750 }
1751
1752 static const struct wacom_features wacom_features_0x00 =
1753         { "Wacom Penpartner",     WACOM_PKGLEN_PENPRTN,    5040,  3780,  255,
1754           0, PENPARTNER, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
1755 static const struct wacom_features wacom_features_0x10 =
1756         { "Wacom Graphire",       WACOM_PKGLEN_GRAPHIRE,  10206,  7422,  511,
1757           63, GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
1758 static const struct wacom_features wacom_features_0x11 =
1759         { "Wacom Graphire2 4x5",  WACOM_PKGLEN_GRAPHIRE,  10206,  7422,  511,
1760           63, GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
1761 static const struct wacom_features wacom_features_0x12 =
1762         { "Wacom Graphire2 5x7",  WACOM_PKGLEN_GRAPHIRE,  13918, 10206,  511,
1763           63, GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
1764 static const struct wacom_features wacom_features_0x13 =
1765         { "Wacom Graphire3",      WACOM_PKGLEN_GRAPHIRE,  10208,  7424,  511,
1766           63, GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
1767 static const struct wacom_features wacom_features_0x14 =
1768         { "Wacom Graphire3 6x8",  WACOM_PKGLEN_GRAPHIRE,  16704, 12064,  511,
1769           63, GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
1770 static const struct wacom_features wacom_features_0x15 =
1771         { "Wacom Graphire4 4x5",  WACOM_PKGLEN_GRAPHIRE,  10208,  7424,  511,
1772           63, WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
1773 static const struct wacom_features wacom_features_0x16 =
1774         { "Wacom Graphire4 6x8",  WACOM_PKGLEN_GRAPHIRE,  16704, 12064,  511,
1775           63, WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
1776 static const struct wacom_features wacom_features_0x17 =
1777         { "Wacom BambooFun 4x5",  WACOM_PKGLEN_BBFUN,     14760,  9225,  511,
1778           63, WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
1779 static const struct wacom_features wacom_features_0x18 =
1780         { "Wacom BambooFun 6x8",  WACOM_PKGLEN_BBFUN,     21648, 13530,  511,
1781           63, WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
1782 static const struct wacom_features wacom_features_0x19 =
1783         { "Wacom Bamboo1 Medium", WACOM_PKGLEN_GRAPHIRE,  16704, 12064,  511,
1784           63, GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
1785 static const struct wacom_features wacom_features_0x60 =
1786         { "Wacom Volito",         WACOM_PKGLEN_GRAPHIRE,   5104,  3712,  511,
1787           63, GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
1788 static const struct wacom_features wacom_features_0x61 =
1789         { "Wacom PenStation2",    WACOM_PKGLEN_GRAPHIRE,   3250,  2320,  255,
1790           63, GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
1791 static const struct wacom_features wacom_features_0x62 =
1792         { "Wacom Volito2 4x5",    WACOM_PKGLEN_GRAPHIRE,   5104,  3712,  511,
1793           63, GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
1794 static const struct wacom_features wacom_features_0x63 =
1795         { "Wacom Volito2 2x3",    WACOM_PKGLEN_GRAPHIRE,   3248,  2320,  511,
1796           63, GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
1797 static const struct wacom_features wacom_features_0x64 =
1798         { "Wacom PenPartner2",    WACOM_PKGLEN_GRAPHIRE,   3250,  2320,  511,
1799           63, GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
1800 static const struct wacom_features wacom_features_0x65 =
1801         { "Wacom Bamboo",         WACOM_PKGLEN_BBFUN,     14760,  9225,  511,
1802           63, WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
1803 static const struct wacom_features wacom_features_0x69 =
1804         { "Wacom Bamboo1",        WACOM_PKGLEN_GRAPHIRE,   5104,  3712,  511,
1805           63, GRAPHIRE, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
1806 static const struct wacom_features wacom_features_0x6A =
1807         { "Wacom Bamboo1 4x6",    WACOM_PKGLEN_GRAPHIRE,  14760,  9225, 1023,
1808           63, GRAPHIRE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
1809 static const struct wacom_features wacom_features_0x6B =
1810         { "Wacom Bamboo1 5x8",    WACOM_PKGLEN_GRAPHIRE,  21648, 13530, 1023,
1811           63, GRAPHIRE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
1812 static const struct wacom_features wacom_features_0x20 =
1813         { "Wacom Intuos 4x5",     WACOM_PKGLEN_INTUOS,    12700, 10600, 1023,
1814           31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
1815 static const struct wacom_features wacom_features_0x21 =
1816         { "Wacom Intuos 6x8",     WACOM_PKGLEN_INTUOS,    20320, 16240, 1023,
1817           31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
1818 static const struct wacom_features wacom_features_0x22 =
1819         { "Wacom Intuos 9x12",    WACOM_PKGLEN_INTUOS,    30480, 24060, 1023,
1820           31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
1821 static const struct wacom_features wacom_features_0x23 =
1822         { "Wacom Intuos 12x12",   WACOM_PKGLEN_INTUOS,    30480, 31680, 1023,
1823           31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
1824 static const struct wacom_features wacom_features_0x24 =
1825         { "Wacom Intuos 12x18",   WACOM_PKGLEN_INTUOS,    45720, 31680, 1023,
1826           31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
1827 static const struct wacom_features wacom_features_0x30 =
1828         { "Wacom PL400",          WACOM_PKGLEN_GRAPHIRE,   5408,  4056,  255,
1829           0, PL, WACOM_PL_RES, WACOM_PL_RES };
1830 static const struct wacom_features wacom_features_0x31 =
1831         { "Wacom PL500",          WACOM_PKGLEN_GRAPHIRE,   6144,  4608,  255,
1832           0, PL, WACOM_PL_RES, WACOM_PL_RES };
1833 static const struct wacom_features wacom_features_0x32 =
1834         { "Wacom PL600",          WACOM_PKGLEN_GRAPHIRE,   6126,  4604,  255,
1835           0, PL, WACOM_PL_RES, WACOM_PL_RES };
1836 static const struct wacom_features wacom_features_0x33 =
1837         { "Wacom PL600SX",        WACOM_PKGLEN_GRAPHIRE,   6260,  5016,  255,
1838           0, PL, WACOM_PL_RES, WACOM_PL_RES };
1839 static const struct wacom_features wacom_features_0x34 =
1840         { "Wacom PL550",          WACOM_PKGLEN_GRAPHIRE,   6144,  4608,  511,
1841           0, PL, WACOM_PL_RES, WACOM_PL_RES };
1842 static const struct wacom_features wacom_features_0x35 =
1843         { "Wacom PL800",          WACOM_PKGLEN_GRAPHIRE,   7220,  5780,  511,
1844           0, PL, WACOM_PL_RES, WACOM_PL_RES };
1845 static const struct wacom_features wacom_features_0x37 =
1846         { "Wacom PL700",          WACOM_PKGLEN_GRAPHIRE,   6758,  5406,  511,
1847           0, PL, WACOM_PL_RES, WACOM_PL_RES };
1848 static const struct wacom_features wacom_features_0x38 =
1849         { "Wacom PL510",          WACOM_PKGLEN_GRAPHIRE,   6282,  4762,  511,
1850           0, PL, WACOM_PL_RES, WACOM_PL_RES };
1851 static const struct wacom_features wacom_features_0x39 =
1852         { "Wacom DTU710",         WACOM_PKGLEN_GRAPHIRE,  34080, 27660,  511,
1853           0, PL, WACOM_PL_RES, WACOM_PL_RES };
1854 static const struct wacom_features wacom_features_0xC4 =
1855         { "Wacom DTF521",         WACOM_PKGLEN_GRAPHIRE,   6282,  4762,  511,
1856           0, PL, WACOM_PL_RES, WACOM_PL_RES };
1857 static const struct wacom_features wacom_features_0xC0 =
1858         { "Wacom DTF720",         WACOM_PKGLEN_GRAPHIRE,   6858,  5506,  511,
1859           0, PL, WACOM_PL_RES, WACOM_PL_RES };
1860 static const struct wacom_features wacom_features_0xC2 =
1861         { "Wacom DTF720a",        WACOM_PKGLEN_GRAPHIRE,   6858,  5506,  511,
1862           0, PL, WACOM_PL_RES, WACOM_PL_RES };
1863 static const struct wacom_features wacom_features_0x03 =
1864         { "Wacom Cintiq Partner", WACOM_PKGLEN_GRAPHIRE,  20480, 15360,  511,
1865           0, PTU, WACOM_PL_RES, WACOM_PL_RES };
1866 static const struct wacom_features wacom_features_0x41 =
1867         { "Wacom Intuos2 4x5",    WACOM_PKGLEN_INTUOS,    12700, 10600, 1023,
1868           31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
1869 static const struct wacom_features wacom_features_0x42 =
1870         { "Wacom Intuos2 6x8",    WACOM_PKGLEN_INTUOS,    20320, 16240, 1023,
1871           31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
1872 static const struct wacom_features wacom_features_0x43 =
1873         { "Wacom Intuos2 9x12",   WACOM_PKGLEN_INTUOS,    30480, 24060, 1023,
1874           31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
1875 static const struct wacom_features wacom_features_0x44 =
1876         { "Wacom Intuos2 12x12",  WACOM_PKGLEN_INTUOS,    30480, 31680, 1023,
1877           31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
1878 static const struct wacom_features wacom_features_0x45 =
1879         { "Wacom Intuos2 12x18",  WACOM_PKGLEN_INTUOS,    45720, 31680, 1023,
1880           31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
1881 static const struct wacom_features wacom_features_0xB0 =
1882         { "Wacom Intuos3 4x5",    WACOM_PKGLEN_INTUOS,    25400, 20320, 1023,
1883           63, INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
1884 static const struct wacom_features wacom_features_0xB1 =
1885         { "Wacom Intuos3 6x8",    WACOM_PKGLEN_INTUOS,    40640, 30480, 1023,
1886           63, INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
1887 static const struct wacom_features wacom_features_0xB2 =
1888         { "Wacom Intuos3 9x12",   WACOM_PKGLEN_INTUOS,    60960, 45720, 1023,
1889           63, INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
1890 static const struct wacom_features wacom_features_0xB3 =
1891         { "Wacom Intuos3 12x12",  WACOM_PKGLEN_INTUOS,    60960, 60960, 1023,
1892           63, INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
1893 static const struct wacom_features wacom_features_0xB4 =
1894         { "Wacom Intuos3 12x19",  WACOM_PKGLEN_INTUOS,    97536, 60960, 1023,
1895           63, INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
1896 static const struct wacom_features wacom_features_0xB5 =
1897         { "Wacom Intuos3 6x11",   WACOM_PKGLEN_INTUOS,    54204, 31750, 1023,
1898           63, INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
1899 static const struct wacom_features wacom_features_0xB7 =
1900         { "Wacom Intuos3 4x6",    WACOM_PKGLEN_INTUOS,    31496, 19685, 1023,
1901           63, INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
1902 static const struct wacom_features wacom_features_0xB8 =
1903         { "Wacom Intuos4 4x6",    WACOM_PKGLEN_INTUOS,    31496, 19685, 2047,
1904           63, INTUOS4S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
1905 static const struct wacom_features wacom_features_0xB9 =
1906         { "Wacom Intuos4 6x9",    WACOM_PKGLEN_INTUOS,    44704, 27940, 2047,
1907           63, INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
1908 static const struct wacom_features wacom_features_0xBA =
1909         { "Wacom Intuos4 8x13",   WACOM_PKGLEN_INTUOS,    65024, 40640, 2047,
1910           63, INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
1911 static const struct wacom_features wacom_features_0xBB =
1912         { "Wacom Intuos4 12x19",  WACOM_PKGLEN_INTUOS,    97536, 60960, 2047,
1913           63, INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
1914 static const struct wacom_features wacom_features_0xBC =
1915         { "Wacom Intuos4 WL",     WACOM_PKGLEN_INTUOS,    40640, 25400, 2047,
1916           63, INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
1917 static const struct wacom_features wacom_features_0x26 =
1918         { "Wacom Intuos5 touch S", WACOM_PKGLEN_INTUOS,  31496, 19685, 2047,
1919           63, INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES,
1920           .touch_max = 16 };
1921 static const struct wacom_features wacom_features_0x27 =
1922         { "Wacom Intuos5 touch M", WACOM_PKGLEN_INTUOS,  44704, 27940, 2047,
1923           63, INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES,
1924           .touch_max = 16 };
1925 static const struct wacom_features wacom_features_0x28 =
1926         { "Wacom Intuos5 touch L", WACOM_PKGLEN_INTUOS, 65024, 40640, 2047,
1927           63, INTUOS5L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES,
1928           .touch_max = 16 };
1929 static const struct wacom_features wacom_features_0x29 =
1930         { "Wacom Intuos5 S", WACOM_PKGLEN_INTUOS,  31496, 19685, 2047,
1931           63, INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
1932 static const struct wacom_features wacom_features_0x2A =
1933         { "Wacom Intuos5 M", WACOM_PKGLEN_INTUOS,  44704, 27940, 2047,
1934           63, INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
1935 static const struct wacom_features wacom_features_0xF4 =
1936         { "Wacom Cintiq 24HD",       WACOM_PKGLEN_INTUOS,   104480, 65600, 2047,
1937           63, WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
1938 static const struct wacom_features wacom_features_0xF8 =
1939         { "Wacom Cintiq 24HD touch", WACOM_PKGLEN_INTUOS,   104480, 65600, 2047, /* Pen */
1940           63, WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf6 };
1941 static const struct wacom_features wacom_features_0xF6 =
1942         { "Wacom Cintiq 24HD touch", .type = WACOM_24HDT, /* Touch */
1943           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf8, .touch_max = 10 };
1944 static const struct wacom_features wacom_features_0x3F =
1945         { "Wacom Cintiq 21UX",    WACOM_PKGLEN_INTUOS,    87200, 65600, 1023,
1946           63, CINTIQ, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
1947 static const struct wacom_features wacom_features_0xC5 =
1948         { "Wacom Cintiq 20WSX",   WACOM_PKGLEN_INTUOS,    86680, 54180, 1023,
1949           63, WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
1950 static const struct wacom_features wacom_features_0xC6 =
1951         { "Wacom Cintiq 12WX",    WACOM_PKGLEN_INTUOS,    53020, 33440, 1023,
1952           63, WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
1953 static const struct wacom_features wacom_features_0xC7 =
1954         { "Wacom DTU1931",        WACOM_PKGLEN_GRAPHIRE,  37832, 30305,  511,
1955           0, PL, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
1956 static const struct wacom_features wacom_features_0xCE =
1957         { "Wacom DTU2231",        WACOM_PKGLEN_GRAPHIRE,  47864, 27011,  511,
1958           0, DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
1959 static const struct wacom_features wacom_features_0xF0 =
1960         { "Wacom DTU1631",        WACOM_PKGLEN_GRAPHIRE,  34623, 19553,  511,
1961           0, DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
1962 static const struct wacom_features wacom_features_0x59 = /* Pen */
1963         { "Wacom DTH2242",        WACOM_PKGLEN_INTUOS,    95840, 54260, 2047,
1964           63, DTK, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES,
1965           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5D };
1966 static const struct wacom_features wacom_features_0x5D = /* Touch */
1967         { "Wacom DTH2242",       .type = WACOM_24HDT,
1968           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x59, .touch_max = 10 };
1969 static const struct wacom_features wacom_features_0xCC =
1970         { "Wacom Cintiq 21UX2",   WACOM_PKGLEN_INTUOS,    87200, 65600, 2047,
1971           63, WACOM_21UX2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
1972 static const struct wacom_features wacom_features_0xFA =
1973         { "Wacom Cintiq 22HD",    WACOM_PKGLEN_INTUOS,    95840, 54260, 2047,
1974           63, WACOM_22HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES };
1975 static const struct wacom_features wacom_features_0x90 =
1976         { "Wacom ISDv4 90",       WACOM_PKGLEN_GRAPHIRE,  26202, 16325,  255,
1977           0, TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
1978 static const struct wacom_features wacom_features_0x93 =
1979         { "Wacom ISDv4 93",       WACOM_PKGLEN_GRAPHIRE,  26202, 16325,  255,
1980           0, TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
1981 static const struct wacom_features wacom_features_0x97 =
1982         { "Wacom ISDv4 97",       WACOM_PKGLEN_GRAPHIRE,  26202, 16325,  511,
1983           0, TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
1984 static const struct wacom_features wacom_features_0x9A =
1985         { "Wacom ISDv4 9A",       WACOM_PKGLEN_GRAPHIRE,  26202, 16325,  255,
1986           0, TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
1987 static const struct wacom_features wacom_features_0x9F =
1988         { "Wacom ISDv4 9F",       WACOM_PKGLEN_GRAPHIRE,  26202, 16325,  255,
1989           0, TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
1990 static const struct wacom_features wacom_features_0xE2 =
1991         { "Wacom ISDv4 E2",       WACOM_PKGLEN_TPC2FG,    26202, 16325,  255,
1992           0, TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
1993           .touch_max = 2 };
1994 static const struct wacom_features wacom_features_0xE3 =
1995         { "Wacom ISDv4 E3",       WACOM_PKGLEN_TPC2FG,    26202, 16325,  255,
1996           0, TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
1997           .touch_max = 2 };
1998 static const struct wacom_features wacom_features_0xE5 =
1999         { "Wacom ISDv4 E5",       WACOM_PKGLEN_MTOUCH,    26202, 16325,  255,
2000           0, MTSCREEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
2001 static const struct wacom_features wacom_features_0xE6 =
2002         { "Wacom ISDv4 E6",       WACOM_PKGLEN_TPC2FG,    27760, 15694,  255,
2003           0, TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
2004         .touch_max = 2 };
2005 static const struct wacom_features wacom_features_0xEC =
2006         { "Wacom ISDv4 EC",       WACOM_PKGLEN_GRAPHIRE,  25710, 14500,  255,
2007           0, TABLETPC,    WACOM_INTUOS_RES, WACOM_INTUOS_RES };
2008 static const struct wacom_features wacom_features_0xED =
2009         { "Wacom ISDv4 ED",       WACOM_PKGLEN_GRAPHIRE,  26202, 16325,  255,
2010           0, TABLETPCE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
2011 static const struct wacom_features wacom_features_0xEF =
2012         { "Wacom ISDv4 EF",       WACOM_PKGLEN_GRAPHIRE,  26202, 16325,  255,
2013           0, TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
2014 static const struct wacom_features wacom_features_0x100 =
2015         { "Wacom ISDv4 100",      WACOM_PKGLEN_MTTPC,     26202, 16325,  255,
2016           0, MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
2017 static const struct wacom_features wacom_features_0x101 =
2018         { "Wacom ISDv4 101",      WACOM_PKGLEN_MTTPC,     26202, 16325,  255,
2019           0, MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
2020 static const struct wacom_features wacom_features_0x10D =
2021         { "Wacom ISDv4 10D",      WACOM_PKGLEN_MTTPC,     26202, 16325,  255,
2022           0, MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
2023 static const struct wacom_features wacom_features_0x4001 =
2024         { "Wacom ISDv4 4001",      WACOM_PKGLEN_MTTPC,     26202, 16325,  255,
2025           0, MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
2026 static const struct wacom_features wacom_features_0x47 =
2027         { "Wacom Intuos2 6x8",    WACOM_PKGLEN_INTUOS,    20320, 16240, 1023,
2028           31, INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
2029 static const struct wacom_features wacom_features_0x84 =
2030         { "Wacom Wireless Receiver", WACOM_PKGLEN_WIRELESS, 0, 0, 0,
2031           0, WIRELESS, 0, 0, .touch_max = 16 };
2032 static const struct wacom_features wacom_features_0xD0 =
2033         { "Wacom Bamboo 2FG",     WACOM_PKGLEN_BBFUN,     14720,  9200, 1023,
2034           31, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
2035           .touch_max = 2 };
2036 static const struct wacom_features wacom_features_0xD1 =
2037         { "Wacom Bamboo 2FG 4x5", WACOM_PKGLEN_BBFUN,     14720,  9200, 1023,
2038           31, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
2039           .touch_max = 2 };
2040 static const struct wacom_features wacom_features_0xD2 =
2041         { "Wacom Bamboo Craft",   WACOM_PKGLEN_BBFUN,     14720,  9200, 1023,
2042           31, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
2043           .touch_max = 2 };
2044 static const struct wacom_features wacom_features_0xD3 =
2045         { "Wacom Bamboo 2FG 6x8", WACOM_PKGLEN_BBFUN,     21648, 13700, 1023,
2046           31, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
2047           .touch_max = 2 };
2048 static const struct wacom_features wacom_features_0xD4 =
2049         { "Wacom Bamboo Pen",     WACOM_PKGLEN_BBFUN,     14720,  9200, 1023,
2050           31, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
2051 static const struct wacom_features wacom_features_0xD5 =
2052         { "Wacom Bamboo Pen 6x8",     WACOM_PKGLEN_BBFUN, 21648, 13700, 1023,
2053           31, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
2054 static const struct wacom_features wacom_features_0xD6 =
2055         { "Wacom BambooPT 2FG 4x5", WACOM_PKGLEN_BBFUN,   14720,  9200, 1023,
2056           31, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
2057           .touch_max = 2 };
2058 static const struct wacom_features wacom_features_0xD7 =
2059         { "Wacom BambooPT 2FG Small", WACOM_PKGLEN_BBFUN, 14720,  9200, 1023,
2060           31, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
2061           .touch_max = 2 };
2062 static const struct wacom_features wacom_features_0xD8 =
2063         { "Wacom Bamboo Comic 2FG", WACOM_PKGLEN_BBFUN,   21648, 13700, 1023,
2064           31, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
2065           .touch_max = 2 };
2066 static const struct wacom_features wacom_features_0xDA =
2067         { "Wacom Bamboo 2FG 4x5 SE", WACOM_PKGLEN_BBFUN,  14720,  9200, 1023,
2068           31, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
2069           .touch_max = 2 };
2070 static struct wacom_features wacom_features_0xDB =
2071         { "Wacom Bamboo 2FG 6x8 SE", WACOM_PKGLEN_BBFUN,  21648, 13700, 1023,
2072           31, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
2073           .touch_max = 2 };
2074 static const struct wacom_features wacom_features_0xDD =
2075         { "Wacom Bamboo Connect", WACOM_PKGLEN_BBPEN,     14720,  9200, 1023,
2076           31, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
2077 static const struct wacom_features wacom_features_0xDE =
2078         { "Wacom Bamboo 16FG 4x5", WACOM_PKGLEN_BBPEN,    14720,  9200, 1023,
2079           31, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
2080           .touch_max = 16 };
2081 static const struct wacom_features wacom_features_0xDF =
2082         { "Wacom Bamboo 16FG 6x8", WACOM_PKGLEN_BBPEN,    21648, 13700, 1023,
2083           31, BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
2084           .touch_max = 16 };
2085 static const struct wacom_features wacom_features_0x6004 =
2086         { "ISD-V4",               WACOM_PKGLEN_GRAPHIRE,  12800,  8000,  255,
2087           0, TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
2088
2089 #define USB_DEVICE_WACOM(prod)                                  \
2090         USB_DEVICE(USB_VENDOR_ID_WACOM, prod),                  \
2091         .driver_info = (kernel_ulong_t)&wacom_features_##prod
2092
2093 #define USB_DEVICE_DETAILED(prod, class, sub, proto)                    \
2094         USB_DEVICE_AND_INTERFACE_INFO(USB_VENDOR_ID_WACOM, prod, class, \
2095                                       sub, proto),                      \
2096         .driver_info = (kernel_ulong_t)&wacom_features_##prod
2097
2098 #define USB_DEVICE_LENOVO(prod)                                 \
2099         USB_DEVICE(USB_VENDOR_ID_LENOVO, prod),                 \
2100         .driver_info = (kernel_ulong_t)&wacom_features_##prod
2101
2102 const struct usb_device_id wacom_ids[] = {
2103         { USB_DEVICE_WACOM(0x00) },
2104         { USB_DEVICE_WACOM(0x10) },
2105         { USB_DEVICE_WACOM(0x11) },
2106         { USB_DEVICE_WACOM(0x12) },
2107         { USB_DEVICE_WACOM(0x13) },
2108         { USB_DEVICE_WACOM(0x14) },
2109         { USB_DEVICE_WACOM(0x15) },
2110         { USB_DEVICE_WACOM(0x16) },
2111         { USB_DEVICE_WACOM(0x17) },
2112         { USB_DEVICE_WACOM(0x18) },
2113         { USB_DEVICE_WACOM(0x19) },
2114         { USB_DEVICE_WACOM(0x60) },
2115         { USB_DEVICE_WACOM(0x61) },
2116         { USB_DEVICE_WACOM(0x62) },
2117         { USB_DEVICE_WACOM(0x63) },
2118         { USB_DEVICE_WACOM(0x64) },
2119         { USB_DEVICE_WACOM(0x65) },
2120         { USB_DEVICE_WACOM(0x69) },
2121         { USB_DEVICE_WACOM(0x6A) },
2122         { USB_DEVICE_WACOM(0x6B) },
2123         { USB_DEVICE_WACOM(0x20) },
2124         { USB_DEVICE_WACOM(0x21) },
2125         { USB_DEVICE_WACOM(0x22) },
2126         { USB_DEVICE_WACOM(0x23) },
2127         { USB_DEVICE_WACOM(0x24) },
2128         { USB_DEVICE_WACOM(0x30) },
2129         { USB_DEVICE_WACOM(0x31) },
2130         { USB_DEVICE_WACOM(0x32) },
2131         { USB_DEVICE_WACOM(0x33) },
2132         { USB_DEVICE_WACOM(0x34) },
2133         { USB_DEVICE_WACOM(0x35) },
2134         { USB_DEVICE_WACOM(0x37) },
2135         { USB_DEVICE_WACOM(0x38) },
2136         { USB_DEVICE_WACOM(0x39) },
2137         { USB_DEVICE_WACOM(0xC4) },
2138         { USB_DEVICE_WACOM(0xC0) },
2139         { USB_DEVICE_WACOM(0xC2) },
2140         { USB_DEVICE_WACOM(0x03) },
2141         { USB_DEVICE_WACOM(0x41) },
2142         { USB_DEVICE_WACOM(0x42) },
2143         { USB_DEVICE_WACOM(0x43) },
2144         { USB_DEVICE_WACOM(0x44) },
2145         { USB_DEVICE_WACOM(0x45) },
2146         { USB_DEVICE_WACOM(0x59) },
2147         { USB_DEVICE_DETAILED(0x5D, USB_CLASS_HID, 0, 0) },
2148         { USB_DEVICE_WACOM(0xB0) },
2149         { USB_DEVICE_WACOM(0xB1) },
2150         { USB_DEVICE_WACOM(0xB2) },
2151         { USB_DEVICE_WACOM(0xB3) },
2152         { USB_DEVICE_WACOM(0xB4) },
2153         { USB_DEVICE_WACOM(0xB5) },
2154         { USB_DEVICE_WACOM(0xB7) },
2155         { USB_DEVICE_WACOM(0xB8) },
2156         { USB_DEVICE_WACOM(0xB9) },
2157         { USB_DEVICE_WACOM(0xBA) },
2158         { USB_DEVICE_WACOM(0xBB) },
2159         { USB_DEVICE_WACOM(0xBC) },
2160         { USB_DEVICE_WACOM(0x26) },
2161         { USB_DEVICE_WACOM(0x27) },
2162         { USB_DEVICE_WACOM(0x28) },
2163         { USB_DEVICE_WACOM(0x29) },
2164         { USB_DEVICE_WACOM(0x2A) },
2165         { USB_DEVICE_WACOM(0x3F) },
2166         { USB_DEVICE_WACOM(0xC5) },
2167         { USB_DEVICE_WACOM(0xC6) },
2168         { USB_DEVICE_WACOM(0xC7) },
2169         /*
2170          * DTU-2231 has two interfaces on the same configuration,
2171          * only one is used.
2172          */
2173         { USB_DEVICE_DETAILED(0xCE, USB_CLASS_HID,
2174                               USB_INTERFACE_SUBCLASS_BOOT,
2175                               USB_INTERFACE_PROTOCOL_MOUSE) },
2176         { USB_DEVICE_WACOM(0x84) },
2177         { USB_DEVICE_WACOM(0xD0) },
2178         { USB_DEVICE_WACOM(0xD1) },
2179         { USB_DEVICE_WACOM(0xD2) },
2180         { USB_DEVICE_WACOM(0xD3) },
2181         { USB_DEVICE_WACOM(0xD4) },
2182         { USB_DEVICE_WACOM(0xD5) },
2183         { USB_DEVICE_WACOM(0xD6) },
2184         { USB_DEVICE_WACOM(0xD7) },
2185         { USB_DEVICE_WACOM(0xD8) },
2186         { USB_DEVICE_WACOM(0xDA) },
2187         { USB_DEVICE_WACOM(0xDB) },
2188         { USB_DEVICE_WACOM(0xDD) },
2189         { USB_DEVICE_WACOM(0xDE) },
2190         { USB_DEVICE_WACOM(0xDF) },
2191         { USB_DEVICE_WACOM(0xF0) },
2192         { USB_DEVICE_WACOM(0xCC) },
2193         { USB_DEVICE_WACOM(0x90) },
2194         { USB_DEVICE_WACOM(0x93) },
2195         { USB_DEVICE_WACOM(0x97) },
2196         { USB_DEVICE_WACOM(0x9A) },
2197         { USB_DEVICE_WACOM(0x9F) },
2198         { USB_DEVICE_WACOM(0xE2) },
2199         { USB_DEVICE_WACOM(0xE3) },
2200         { USB_DEVICE_WACOM(0xE5) },
2201         { USB_DEVICE_WACOM(0xE6) },
2202         { USB_DEVICE_WACOM(0xEC) },
2203         { USB_DEVICE_WACOM(0xED) },
2204         { USB_DEVICE_WACOM(0xEF) },
2205         { USB_DEVICE_WACOM(0x100) },
2206         { USB_DEVICE_WACOM(0x101) },
2207         { USB_DEVICE_WACOM(0x10D) },
2208         { USB_DEVICE_WACOM(0x4001) },
2209         { USB_DEVICE_WACOM(0x47) },
2210         { USB_DEVICE_WACOM(0xF4) },
2211         { USB_DEVICE_WACOM(0xF8) },
2212         { USB_DEVICE_DETAILED(0xF6, USB_CLASS_HID, 0, 0) },
2213         { USB_DEVICE_WACOM(0xFA) },
2214         { USB_DEVICE_LENOVO(0x6004) },
2215         { }
2216 };
2217 MODULE_DEVICE_TABLE(usb, wacom_ids);