drivers/input/tablet/wacom_wac.c

   1 /*
   2  * drivers/input/tablet/wacom_wac.c
   3  *
   4  *  USB Wacom tablet support - Wacom specific code
   5  *
   6  */
   7
   8 /*
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  */
  14
  15 #include "wacom_wac.h"
  16 #include "wacom.h"
  17
  18 static int wacom_penpartner_irq(struct wacom_wac *wacom)
  19 {
  20         unsigned char *data = wacom->data;
  21         struct input_dev *input = wacom->input;
  22
  23         switch (data[0]) {
  24         case 1:
  25                 if (data[5] & 0x80) {
  26                         wacom->tool[0] = (data[5] & 0x20) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
  27                         wacom->id[0] = (data[5] & 0x20) ? ERASER_DEVICE_ID : STYLUS_DEVICE_ID;
  28                         input_report_key(input, wacom->tool[0], 1);
  29                         input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
  30                         input_report_abs(input, ABS_X, get_unaligned_le16(&data[1]));
  31                         input_report_abs(input, ABS_Y, get_unaligned_le16(&data[3]));
  32                         input_report_abs(input, ABS_PRESSURE, (signed char)data[6] + 127);
  33                         input_report_key(input, BTN_TOUCH, ((signed char)data[6] > -127));
  34                         input_report_key(input, BTN_STYLUS, (data[5] & 0x40));
  35                 } else {
  36                         input_report_key(input, wacom->tool[0], 0);
  37                         input_report_abs(input, ABS_MISC, 0); /* report tool id */
  38                         input_report_abs(input, ABS_PRESSURE, -1);
  39                         input_report_key(input, BTN_TOUCH, 0);
  40                 }
  41                 break;
  42
  43         case 2:
  44                 input_report_key(input, BTN_TOOL_PEN, 1);
  45                 input_report_abs(input, ABS_MISC, STYLUS_DEVICE_ID); /* report tool id */
  46                 input_report_abs(input, ABS_X, get_unaligned_le16(&data[1]));
  47                 input_report_abs(input, ABS_Y, get_unaligned_le16(&data[3]));
  48                 input_report_abs(input, ABS_PRESSURE, (signed char)data[6] + 127);
  49                 input_report_key(input, BTN_TOUCH, ((signed char)data[6] > -80) && !(data[5] & 0x20));
  50                 input_report_key(input, BTN_STYLUS, (data[5] & 0x40));
  51                 break;
  52
  53         default:
  54                 printk(KERN_INFO "wacom_penpartner_irq: received unknown report #%d\n", data[0]);
  55                 return 0;
  56         }
  57
  58         return 1;
  59 }
  60
  61 static int wacom_pl_irq(struct wacom_wac *wacom)
  62 {
  63         struct wacom_features *features = &wacom->features;
  64         unsigned char *data = wacom->data;
  65         struct input_dev *input = wacom->input;
  66         int prox, pressure;
  67
  68         if (data[0] != WACOM_REPORT_PENABLED) {
  69                 dbg("wacom_pl_irq: received unknown report #%d", data[0]);
  70                 return 0;
  71         }
  72
  73         prox = data[1] & 0x40;
  74
  75         if (prox) {
  76                 wacom->id[0] = ERASER_DEVICE_ID;
  77                 pressure = (signed char)((data[7] << 1) | ((data[4] >> 2) & 1));
  78                 if (features->pressure_max > 255)
  79                         pressure = (pressure << 1) | ((data[4] >> 6) & 1);
  80                 pressure += (features->pressure_max + 1) / 2;
  81
  82                 /*
  83                  * if going from out of proximity into proximity select between the eraser
  84                  * and the pen based on the state of the stylus2 button, choose eraser if
  85                  * pressed else choose pen. if not a proximity change from out to in, send
  86                  * an out of proximity for previous tool then a in for new tool.
  87                  */
  88                 if (!wacom->tool[0]) {
  89                         /* Eraser bit set for DTF */
  90                         if (data[1] & 0x10)
  91                                 wacom->tool[1] = BTN_TOOL_RUBBER;
  92                         else
  93                                 /* Going into proximity select tool */
  94                                 wacom->tool[1] = (data[4] & 0x20) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
  95                 } else {
  96                         /* was entered with stylus2 pressed */
  97                         if (wacom->tool[1] == BTN_TOOL_RUBBER && !(data[4] & 0x20)) {
  98                                 /* report out proximity for previous tool */
  99                                 input_report_key(input, wacom->tool[1], 0);
 100                                 input_sync(input);
 101                                 wacom->tool[1] = BTN_TOOL_PEN;
 102                                 return 0;
 103                         }
 104                 }
 105                 if (wacom->tool[1] != BTN_TOOL_RUBBER) {
 106                         /* Unknown tool selected default to pen tool */
 107                         wacom->tool[1] = BTN_TOOL_PEN;
 108                         wacom->id[0] = STYLUS_DEVICE_ID;
 109                 }
 110                 input_report_key(input, wacom->tool[1], prox); /* report in proximity for tool */
 111                 input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
 112                 input_report_abs(input, ABS_X, data[3] | (data[2] << 7) | ((data[1] & 0x03) << 14));
 113                 input_report_abs(input, ABS_Y, data[6] | (data[5] << 7) | ((data[4] & 0x03) << 14));
 114                 input_report_abs(input, ABS_PRESSURE, pressure);
 115
 116                 input_report_key(input, BTN_TOUCH, data[4] & 0x08);
 117                 input_report_key(input, BTN_STYLUS, data[4] & 0x10);
 118                 /* Only allow the stylus2 button to be reported for the pen tool. */
 119                 input_report_key(input, BTN_STYLUS2, (wacom->tool[1] == BTN_TOOL_PEN) && (data[4] & 0x20));
 120         } else {
 121                 /* report proximity-out of a (valid) tool */
 122                 if (wacom->tool[1] != BTN_TOOL_RUBBER) {
 123                         /* Unknown tool selected default to pen tool */
 124                         wacom->tool[1] = BTN_TOOL_PEN;
 125                 }
 126                 input_report_key(input, wacom->tool[1], prox);
 127         }
 128
 129         wacom->tool[0] = prox; /* Save proximity state */
 130         return 1;
 131 }
 132
 133 static int wacom_ptu_irq(struct wacom_wac *wacom)
 134 {
 135         unsigned char *data = wacom->data;
 136         struct input_dev *input = wacom->input;
 137
 138         if (data[0] != WACOM_REPORT_PENABLED) {
 139                 printk(KERN_INFO "wacom_ptu_irq: received unknown report #%d\n", data[0]);
 140                 return 0;
 141         }
 142
 143         if (data[1] & 0x04) {
 144                 input_report_key(input, BTN_TOOL_RUBBER, data[1] & 0x20);
 145                 input_report_key(input, BTN_TOUCH, data[1] & 0x08);
 146                 wacom->id[0] = ERASER_DEVICE_ID;
 147         } else {
 148                 input_report_key(input, BTN_TOOL_PEN, data[1] & 0x20);
 149                 input_report_key(input, BTN_TOUCH, data[1] & 0x01);
 150                 wacom->id[0] = STYLUS_DEVICE_ID;
 151         }
 152         input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
 153         input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
 154         input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
 155         input_report_abs(input, ABS_PRESSURE, le16_to_cpup((__le16 *)&data[6]));
 156         input_report_key(input, BTN_STYLUS, data[1] & 0x02);
 157         input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
 158         return 1;
 159 }
 160
 161 static int wacom_graphire_irq(struct wacom_wac *wacom)
 162 {
 163         struct wacom_features *features = &wacom->features;
 164         unsigned char *data = wacom->data;
 165         struct input_dev *input = wacom->input;
 166         int prox;
 167         int rw = 0;
 168         int retval = 0;
 169
 170         if (data[0] != WACOM_REPORT_PENABLED) {
 171                 dbg("wacom_graphire_irq: received unknown report #%d", data[0]);
 172                 goto exit;
 173         }
 174
 175         prox = data[1] & 0x80;
 176         if (prox || wacom->id[0]) {
 177                 if (prox) {
 178                         switch ((data[1] >> 5) & 3) {
 179
 180                         case 0: /* Pen */
 181                                 wacom->tool[0] = BTN_TOOL_PEN;
 182                                 wacom->id[0] = STYLUS_DEVICE_ID;
 183                                 break;
 184
 185                         case 1: /* Rubber */
 186                                 wacom->tool[0] = BTN_TOOL_RUBBER;
 187                                 wacom->id[0] = ERASER_DEVICE_ID;
 188                                 break;
 189
 190                         case 2: /* Mouse with wheel */
 191                                 input_report_key(input, BTN_MIDDLE, data[1] & 0x04);
 192                                 /* fall through */
 193
 194                         case 3: /* Mouse without wheel */
 195                                 wacom->tool[0] = BTN_TOOL_MOUSE;
 196                                 wacom->id[0] = CURSOR_DEVICE_ID;
 197                                 break;
 198                         }
 199                 }
 200                 input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
 201                 input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
 202                 if (wacom->tool[0] != BTN_TOOL_MOUSE) {
 203                         input_report_abs(input, ABS_PRESSURE, data[6] | ((data[7] & 0x01) << 8));
 204                         input_report_key(input, BTN_TOUCH, data[1] & 0x01);
 205                         input_report_key(input, BTN_STYLUS, data[1] & 0x02);
 206                         input_report_key(input, BTN_STYLUS2, data[1] & 0x04);
 207                 } else {
 208                         input_report_key(input, BTN_LEFT, data[1] & 0x01);
 209                         input_report_key(input, BTN_RIGHT, data[1] & 0x02);
 210                         if (features->type == WACOM_G4 ||
 211                                         features->type == WACOM_MO) {
 212                                 input_report_abs(input, ABS_DISTANCE, data[6] & 0x3f);
 213                                 rw = (signed)(data[7] & 0x04) - (data[7] & 0x03);
 214                         } else {
 215                                 input_report_abs(input, ABS_DISTANCE, data[7] & 0x3f);
 216                                 rw = -(signed)data[6];
 217                         }
 218                         input_report_rel(input, REL_WHEEL, rw);
 219                 }
 220
 221                 if (!prox)
 222                         wacom->id[0] = 0;
 223                 input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
 224                 input_report_key(input, wacom->tool[0], prox);
 225                 input_sync(input); /* sync last event */
 226         }
 227
 228         /* send pad data */
 229         switch (features->type) {
 230         case WACOM_G4:
 231                 prox = data[7] & 0xf8;
 232                 if (prox || wacom->id[1]) {
 233                         wacom->id[1] = PAD_DEVICE_ID;
 234                         input_report_key(input, BTN_0, (data[7] & 0x40));
 235                         input_report_key(input, BTN_4, (data[7] & 0x80));
 236                         rw = ((data[7] & 0x18) >> 3) - ((data[7] & 0x20) >> 3);
 237                         input_report_rel(input, REL_WHEEL, rw);
 238                         input_report_key(input, BTN_TOOL_FINGER, 0xf0);
 239                         input_report_abs(input, ABS_MISC, wacom->id[1]);
 240                         if (!prox)
 241                                 wacom->id[1] = 0;
 242                         input_report_abs(input, ABS_MISC, wacom->id[1]);
 243                         input_event(input, EV_MSC, MSC_SERIAL, 0xf0);
 244                 }
 245                 retval = 1;
 246                 break;
 247
 248         case WACOM_MO:
 249                 prox = (data[7] & 0xf8) || data[8];
 250                 if (prox || wacom->id[1]) {
 251                         wacom->id[1] = PAD_DEVICE_ID;
 252                         input_report_key(input, BTN_0, (data[7] & 0x08));
 253                         input_report_key(input, BTN_1, (data[7] & 0x20));
 254                         input_report_key(input, BTN_4, (data[7] & 0x10));
 255                         input_report_key(input, BTN_5, (data[7] & 0x40));
 256                         input_report_abs(input, ABS_WHEEL, (data[8] & 0x7f));
 257                         input_report_key(input, BTN_TOOL_FINGER, 0xf0);
 258                         if (!prox)
 259                                 wacom->id[1] = 0;
 260                         input_report_abs(input, ABS_MISC, wacom->id[1]);
 261                         input_event(input, EV_MSC, MSC_SERIAL, 0xf0);
 262                 }
 263                 retval = 1;
 264                 break;
 265         }
 266 exit:
 267         return retval;
 268 }
 269
 270 static int wacom_intuos_inout(struct wacom_wac *wacom)
 271 {
 272         struct wacom_features *features = &wacom->features;
 273         unsigned char *data = wacom->data;
 274         struct input_dev *input = wacom->input;
 275         int idx = 0;
 276
 277         /* tool number */
 278         if (features->type == INTUOS)
 279                 idx = data[1] & 0x01;
 280
 281         /* Enter report */
 282         if ((data[1] & 0xfc) == 0xc0) {
 283                 /* serial number of the tool */
 284                 wacom->serial[idx] = ((data[3] & 0x0f) << 28) +
 285                         (data[4] << 20) + (data[5] << 12) +
 286                         (data[6] << 4) + (data[7] >> 4);
 287
 288                 wacom->id[idx] = (data[2] << 4) | (data[3] >> 4);
 289
 290                 switch (wacom->id[idx]) {
 291                 case 0x812: /* Inking pen */
 292                 case 0x801: /* Intuos3 Inking pen */
 293                 case 0x20802: /* Intuos4 Classic Pen */
 294                 case 0x012:
 295                         wacom->tool[idx] = BTN_TOOL_PENCIL;
 296                         break;
 297
 298                 case 0x822: /* Pen */
 299                 case 0x842:
 300                 case 0x852:
 301                 case 0x823: /* Intuos3 Grip Pen */
 302                 case 0x813: /* Intuos3 Classic Pen */
 303                 case 0x885: /* Intuos3 Marker Pen */
 304                 case 0x802: /* Intuos4 Grip Pen Eraser */
 305                 case 0x804: /* Intuos4 Marker Pen */
 306                 case 0x40802: /* Intuos4 Classic Pen */
 307                 case 0x022:
 308                         wacom->tool[idx] = BTN_TOOL_PEN;
 309                         break;
 310
 311                 case 0x832: /* Stroke pen */
 312                 case 0x032:
 313                         wacom->tool[idx] = BTN_TOOL_BRUSH;
 314                         break;
 315
 316                 case 0x007: /* Mouse 4D and 2D */
 317                 case 0x09c:
 318                 case 0x094:
 319                 case 0x017: /* Intuos3 2D Mouse */
 320                 case 0x806: /* Intuos4 Mouse */
 321                         wacom->tool[idx] = BTN_TOOL_MOUSE;
 322                         break;
 323
 324                 case 0x096: /* Lens cursor */
 325                 case 0x097: /* Intuos3 Lens cursor */
 326                 case 0x006: /* Intuos4 Lens cursor */
 327                         wacom->tool[idx] = BTN_TOOL_LENS;
 328                         break;
 329
 330                 case 0x82a: /* Eraser */
 331                 case 0x85a:
 332                 case 0x91a:
 333                 case 0xd1a:
 334                 case 0x0fa:
 335                 case 0x82b: /* Intuos3 Grip Pen Eraser */
 336                 case 0x81b: /* Intuos3 Classic Pen Eraser */
 337                 case 0x91b: /* Intuos3 Airbrush Eraser */
 338                 case 0x80c: /* Intuos4 Marker Pen Eraser */
 339                 case 0x80a: /* Intuos4 Grip Pen Eraser */
 340                 case 0x4080a: /* Intuos4 Classic Pen Eraser */
 341                 case 0x90a: /* Intuos4 Airbrush Eraser */
 342                         wacom->tool[idx] = BTN_TOOL_RUBBER;
 343                         break;
 344
 345                 case 0xd12:
 346                 case 0x912:
 347                 case 0x112:
 348                 case 0x913: /* Intuos3 Airbrush */
 349                 case 0x902: /* Intuos4 Airbrush */
 350                         wacom->tool[idx] = BTN_TOOL_AIRBRUSH;
 351                         break;
 352
 353                 default: /* Unknown tool */
 354                         wacom->tool[idx] = BTN_TOOL_PEN;
 355                         break;
 356                 }
 357                 return 1;
 358         }
 359
 360         /* Exit report */
 361         if ((data[1] & 0xfe) == 0x80) {
 362                 /*
 363                  * Reset all states otherwise we lose the initial states
 364                  * when in-prox next time
 365                  */
 366                 input_report_abs(input, ABS_X, 0);
 367                 input_report_abs(input, ABS_Y, 0);
 368                 input_report_abs(input, ABS_DISTANCE, 0);
 369                 input_report_abs(input, ABS_TILT_X, 0);
 370                 input_report_abs(input, ABS_TILT_Y, 0);
 371                 if (wacom->tool[idx] >= BTN_TOOL_MOUSE) {
 372                         input_report_key(input, BTN_LEFT, 0);
 373                         input_report_key(input, BTN_MIDDLE, 0);
 374                         input_report_key(input, BTN_RIGHT, 0);
 375                         input_report_key(input, BTN_SIDE, 0);
 376                         input_report_key(input, BTN_EXTRA, 0);
 377                         input_report_abs(input, ABS_THROTTLE, 0);
 378                         input_report_abs(input, ABS_RZ, 0);
 379                 } else {
 380                         input_report_abs(input, ABS_PRESSURE, 0);
 381                         input_report_key(input, BTN_STYLUS, 0);
 382                         input_report_key(input, BTN_STYLUS2, 0);
 383                         input_report_key(input, BTN_TOUCH, 0);
 384                         input_report_abs(input, ABS_WHEEL, 0);
 385                         if (features->type >= INTUOS3S)
 386                                 input_report_abs(input, ABS_Z, 0);
 387                 }
 388                 input_report_key(input, wacom->tool[idx], 0);
 389                 input_report_abs(input, ABS_MISC, 0); /* reset tool id */
 390                 input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
 391                 wacom->id[idx] = 0;
 392                 return 2;
 393         }
 394         return 0;
 395 }
 396
 397 static void wacom_intuos_general(struct wacom_wac *wacom)
 398 {
 399         struct wacom_features *features = &wacom->features;
 400         unsigned char *data = wacom->data;
 401         struct input_dev *input = wacom->input;
 402         unsigned int t;
 403
 404         /* general pen packet */
 405         if ((data[1] & 0xb8) == 0xa0) {
 406                 t = (data[6] << 2) | ((data[7] >> 6) & 3);
 407                 if (features->type >= INTUOS4S && features->type <= INTUOS4L)
 408                         t = (t << 1) | (data[1] & 1);
 409                 input_report_abs(input, ABS_PRESSURE, t);
 410                 input_report_abs(input, ABS_TILT_X,
 411                                 ((data[7] << 1) & 0x7e) | (data[8] >> 7));
 412                 input_report_abs(input, ABS_TILT_Y, data[8] & 0x7f);
 413                 input_report_key(input, BTN_STYLUS, data[1] & 2);
 414                 input_report_key(input, BTN_STYLUS2, data[1] & 4);
 415                 input_report_key(input, BTN_TOUCH, t > 10);
 416         }
 417
 418         /* airbrush second packet */
 419         if ((data[1] & 0xbc) == 0xb4) {
 420                 input_report_abs(input, ABS_WHEEL,
 421                                 (data[6] << 2) | ((data[7] >> 6) & 3));
 422                 input_report_abs(input, ABS_TILT_X,
 423                                 ((data[7] << 1) & 0x7e) | (data[8] >> 7));
 424                 input_report_abs(input, ABS_TILT_Y, data[8] & 0x7f);
 425         }
 426 }
 427
 428 static int wacom_intuos_irq(struct wacom_wac *wacom)
 429 {
 430         struct wacom_features *features = &wacom->features;
 431         unsigned char *data = wacom->data;
 432         struct input_dev *input = wacom->input;
 433         unsigned int t;
 434         int idx = 0, result;
 435
 436         if (data[0] != WACOM_REPORT_PENABLED && data[0] != WACOM_REPORT_INTUOSREAD
 437                 && data[0] != WACOM_REPORT_INTUOSWRITE && data[0] != WACOM_REPORT_INTUOSPAD) {
 438                 dbg("wacom_intuos_irq: received unknown report #%d", data[0]);
 439                 return 0;
 440         }
 441
 442         /* tool number */
 443         if (features->type == INTUOS)
 444                 idx = data[1] & 0x01;
 445
 446         /* pad packets. Works as a second tool and is always in prox */
 447         if (data[0] == WACOM_REPORT_INTUOSPAD) {
 448                 /* initiate the pad as a device */
 449                 if (wacom->tool[1] != BTN_TOOL_FINGER)
 450                         wacom->tool[1] = BTN_TOOL_FINGER;
 451
 452                 if (features->type >= INTUOS4S && features->type <= INTUOS4L) {
 453                         input_report_key(input, BTN_0, (data[2] & 0x01));
 454                         input_report_key(input, BTN_1, (data[3] & 0x01));
 455                         input_report_key(input, BTN_2, (data[3] & 0x02));
 456                         input_report_key(input, BTN_3, (data[3] & 0x04));
 457                         input_report_key(input, BTN_4, (data[3] & 0x08));
 458                         input_report_key(input, BTN_5, (data[3] & 0x10));
 459                         input_report_key(input, BTN_6, (data[3] & 0x20));
 460                         if (data[1] & 0x80) {
 461                                 input_report_abs(input, ABS_WHEEL, (data[1] & 0x7f));
 462                         } else {
 463                                 /* Out of proximity, clear wheel value. */
 464                                 input_report_abs(input, ABS_WHEEL, 0);
 465                         }
 466                         if (features->type != INTUOS4S) {
 467                                 input_report_key(input, BTN_7, (data[3] & 0x40));
 468                                 input_report_key(input, BTN_8, (data[3] & 0x80));
 469                         }
 470                         if (data[1] | (data[2] & 0x01) | data[3]) {
 471                                 input_report_key(input, wacom->tool[1], 1);
 472                                 input_report_abs(input, ABS_MISC, PAD_DEVICE_ID);
 473                         } else {
 474                                 input_report_key(input, wacom->tool[1], 0);
 475                                 input_report_abs(input, ABS_MISC, 0);
 476                         }
 477                 } else {
 478                         input_report_key(input, BTN_0, (data[5] & 0x01));
 479                         input_report_key(input, BTN_1, (data[5] & 0x02));
 480                         input_report_key(input, BTN_2, (data[5] & 0x04));
 481                         input_report_key(input, BTN_3, (data[5] & 0x08));
 482                         input_report_key(input, BTN_4, (data[6] & 0x01));
 483                         input_report_key(input, BTN_5, (data[6] & 0x02));
 484                         input_report_key(input, BTN_6, (data[6] & 0x04));
 485                         input_report_key(input, BTN_7, (data[6] & 0x08));
 486                         input_report_key(input, BTN_8, (data[5] & 0x10));
 487                         input_report_key(input, BTN_9, (data[6] & 0x10));
 488                         input_report_abs(input, ABS_RX, ((data[1] & 0x1f) << 8) | data[2]);
 489                         input_report_abs(input, ABS_RY, ((data[3] & 0x1f) << 8) | data[4]);
 490
 491                         if ((data[5] & 0x1f) | (data[6] & 0x1f) | (data[1] & 0x1f) |
 492                                 data[2] | (data[3] & 0x1f) | data[4]) {
 493                                 input_report_key(input, wacom->tool[1], 1);
 494                                 input_report_abs(input, ABS_MISC, PAD_DEVICE_ID);
 495                         } else {
 496                                 input_report_key(input, wacom->tool[1], 0);
 497                                 input_report_abs(input, ABS_MISC, 0);
 498                         }
 499                 }
 500                 input_event(input, EV_MSC, MSC_SERIAL, 0xffffffff);
 501                 return 1;
 502         }
 503
 504         /* process in/out prox events */
 505         result = wacom_intuos_inout(wacom);
 506         if (result)
 507                 return result - 1;
 508
 509         /* don't proceed if we don't know the ID */
 510         if (!wacom->id[idx])
 511                 return 0;
 512
 513         /* Only large Intuos support Lense Cursor */
 514         if (wacom->tool[idx] == BTN_TOOL_LENS &&
 515             (features->type == INTUOS3 ||
 516              features->type == INTUOS3S ||
 517              features->type == INTUOS4 ||
 518              features->type == INTUOS4S)) {
 519
 520                 return 0;
 521         }
 522
 523         /* Cintiq doesn't send data when RDY bit isn't set */
 524         if (features->type == CINTIQ && !(data[1] & 0x40))
 525                  return 0;
 526
 527         if (features->type >= INTUOS3S) {
 528                 input_report_abs(input, ABS_X, (data[2] << 9) | (data[3] << 1) | ((data[9] >> 1) & 1));
 529                 input_report_abs(input, ABS_Y, (data[4] << 9) | (data[5] << 1) | (data[9] & 1));
 530                 input_report_abs(input, ABS_DISTANCE, ((data[9] >> 2) & 0x3f));
 531         } else {
 532                 input_report_abs(input, ABS_X, be16_to_cpup((__be16 *)&data[2]));
 533                 input_report_abs(input, ABS_Y, be16_to_cpup((__be16 *)&data[4]));
 534                 input_report_abs(input, ABS_DISTANCE, ((data[9] >> 3) & 0x1f));
 535         }
 536
 537         /* process general packets */
 538         wacom_intuos_general(wacom);
 539
 540         /* 4D mouse, 2D mouse, marker pen rotation, tilt mouse, or Lens cursor packets */
 541         if ((data[1] & 0xbc) == 0xa8 || (data[1] & 0xbe) == 0xb0 || (data[1] & 0xbc) == 0xac) {
 542
 543                 if (data[1] & 0x02) {
 544                         /* Rotation packet */
 545                         if (features->type >= INTUOS3S) {
 546                                 /* I3 marker pen rotation */
 547                                 t = (data[6] << 3) | ((data[7] >> 5) & 7);
 548                                 t = (data[7] & 0x20) ? ((t > 900) ? ((t-1) / 2 - 1350) :
 549                                         ((t-1) / 2 + 450)) : (450 - t / 2) ;
 550                                 input_report_abs(input, ABS_Z, t);
 551                         } else {
 552                                 /* 4D mouse rotation packet */
 553                                 t = (data[6] << 3) | ((data[7] >> 5) & 7);
 554                                 input_report_abs(input, ABS_RZ, (data[7] & 0x20) ?
 555                                         ((t - 1) / 2) : -t / 2);
 556                         }
 557
 558                 } else if (!(data[1] & 0x10) && features->type < INTUOS3S) {
 559                         /* 4D mouse packet */
 560                         input_report_key(input, BTN_LEFT,   data[8] & 0x01);
 561                         input_report_key(input, BTN_MIDDLE, data[8] & 0x02);
 562                         input_report_key(input, BTN_RIGHT,  data[8] & 0x04);
 563
 564                         input_report_key(input, BTN_SIDE,   data[8] & 0x20);
 565                         input_report_key(input, BTN_EXTRA,  data[8] & 0x10);
 566                         t = (data[6] << 2) | ((data[7] >> 6) & 3);
 567                         input_report_abs(input, ABS_THROTTLE, (data[8] & 0x08) ? -t : t);
 568
 569                 } else if (wacom->tool[idx] == BTN_TOOL_MOUSE) {
 570                         /* I4 mouse */
 571                         if (features->type >= INTUOS4S && features->type <= INTUOS4L) {
 572                                 input_report_key(input, BTN_LEFT,   data[6] & 0x01);
 573                                 input_report_key(input, BTN_MIDDLE, data[6] & 0x02);
 574                                 input_report_key(input, BTN_RIGHT,  data[6] & 0x04);
 575                                 input_report_rel(input, REL_WHEEL, ((data[7] & 0x80) >> 7)
 576                                                  - ((data[7] & 0x40) >> 6));
 577                                 input_report_key(input, BTN_SIDE,   data[6] & 0x08);
 578                                 input_report_key(input, BTN_EXTRA,  data[6] & 0x10);
 579
 580                                 input_report_abs(input, ABS_TILT_X,
 581                                         ((data[7] << 1) & 0x7e) | (data[8] >> 7));
 582                                 input_report_abs(input, ABS_TILT_Y, data[8] & 0x7f);
 583                         } else {
 584                                 /* 2D mouse packet */
 585                                 input_report_key(input, BTN_LEFT,   data[8] & 0x04);
 586                                 input_report_key(input, BTN_MIDDLE, data[8] & 0x08);
 587                                 input_report_key(input, BTN_RIGHT,  data[8] & 0x10);
 588                                 input_report_rel(input, REL_WHEEL, (data[8] & 0x01)
 589                                                  - ((data[8] & 0x02) >> 1));
 590
 591                                 /* I3 2D mouse side buttons */
 592                                 if (features->type >= INTUOS3S && features->type <= INTUOS3L) {
 593                                         input_report_key(input, BTN_SIDE,   data[8] & 0x40);
 594                                         input_report_key(input, BTN_EXTRA,  data[8] & 0x20);
 595                                 }
 596                         }
 597                 } else if ((features->type < INTUOS3S || features->type == INTUOS3L ||
 598                                 features->type == INTUOS4L) &&
 599                            wacom->tool[idx] == BTN_TOOL_LENS) {
 600                         /* Lens cursor packets */
 601                         input_report_key(input, BTN_LEFT,   data[8] & 0x01);
 602                         input_report_key(input, BTN_MIDDLE, data[8] & 0x02);
 603                         input_report_key(input, BTN_RIGHT,  data[8] & 0x04);
 604                         input_report_key(input, BTN_SIDE,   data[8] & 0x10);
 605                         input_report_key(input, BTN_EXTRA,  data[8] & 0x08);
 606                 }
 607         }
 608
 609         input_report_abs(input, ABS_MISC, wacom->id[idx]); /* report tool id */
 610         input_report_key(input, wacom->tool[idx], 1);
 611         input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
 612         return 1;
 613 }
 614
 615
 616 static void wacom_tpc_finger_in(struct wacom_wac *wacom, char *data, int idx)
 617 {
 618         struct input_dev *input = wacom->input;
 619
 620         input_report_abs(input, ABS_X,
 621                 data[2 + idx * 2] | ((data[3 + idx * 2] & 0x7f) << 8));
 622         input_report_abs(input, ABS_Y,
 623                 data[6 + idx * 2] | ((data[7 + idx * 2] & 0x7f) << 8));
 624         input_report_abs(input, ABS_MISC, wacom->id[0]);
 625         input_report_key(input, wacom->tool[idx], 1);
 626         if (idx)
 627                 input_event(input, EV_MSC, MSC_SERIAL, 0xf0);
 628         else
 629                 input_report_key(input, BTN_TOUCH, 1);
 630 }
 631
 632 static void wacom_tpc_touch_out(struct wacom_wac *wacom, int idx)
 633 {
 634         struct input_dev *input = wacom->input;
 635
 636         input_report_abs(input, ABS_X, 0);
 637         input_report_abs(input, ABS_Y, 0);
 638         input_report_abs(input, ABS_MISC, 0);
 639         input_report_key(input, wacom->tool[idx], 0);
 640         if (idx)
 641                 input_event(input, EV_MSC, MSC_SERIAL, 0xf0);
 642         else
 643                 input_report_key(input, BTN_TOUCH, 0);
 644 }
 645
 646 static void wacom_tpc_touch_in(struct wacom_wac *wacom, size_t len)
 647 {
 648         char *data = wacom->data;
 649         struct input_dev *input = wacom->input;
 650         static int firstFinger = 0;
 651         static int secondFinger = 0;
 652
 653         wacom->tool[0] = BTN_TOOL_DOUBLETAP;
 654         wacom->id[0] = TOUCH_DEVICE_ID;
 655         wacom->tool[1] = BTN_TOOL_TRIPLETAP;
 656
 657         if (len != WACOM_PKGLEN_TPC1FG) {
 658
 659                 switch (data[0]) {
 660
 661                 case WACOM_REPORT_TPC1FG:
 662                         input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
 663                         input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
 664                         input_report_abs(input, ABS_PRESSURE, le16_to_cpup((__le16 *)&data[6]));
 665                         input_report_key(input, BTN_TOUCH, le16_to_cpup((__le16 *)&data[6]));
 666                         input_report_abs(input, ABS_MISC, wacom->id[0]);
 667                         input_report_key(input, wacom->tool[0], 1);
 668                         break;
 669
 670                 case WACOM_REPORT_TPC2FG:
 671                         /* keep this byte to send proper out-prox event */
 672                         wacom->id[1] = data[1] & 0x03;
 673
 674                         if (data[1] & 0x01) {
 675                                 wacom_tpc_finger_in(wacom, data, 0);
 676                                 firstFinger = 1;
 677                         } else if (firstFinger) {
 678                                 wacom_tpc_touch_out(wacom, 0);
 679                         }
 680
 681                         if (data[1] & 0x02) {
 682                                 /* sync first finger data */
 683                                 if (firstFinger)
 684                                         input_sync(input);
 685
 686                                 wacom_tpc_finger_in(wacom, data, 1);
 687                                 secondFinger = 1;
 688                         } else if (secondFinger) {
 689                                 /* sync first finger data */
 690                                 if (firstFinger)
 691                                         input_sync(input);
 692
 693                                 wacom_tpc_touch_out(wacom, 1);
 694                                 secondFinger = 0;
 695                         }
 696                         if (!(data[1] & 0x01))
 697                                 firstFinger = 0;
 698                         break;
 699                 }
 700         } else {
 701                 input_report_abs(input, ABS_X, get_unaligned_le16(&data[1]));
 702                 input_report_abs(input, ABS_Y, get_unaligned_le16(&data[3]));
 703                 input_report_key(input, BTN_TOUCH, 1);
 704                 input_report_abs(input, ABS_MISC, wacom->id[0]);
 705                 input_report_key(input, wacom->tool[0], 1);
 706         }
 707 }
 708
 709 static int wacom_tpc_irq(struct wacom_wac *wacom, size_t len)
 710 {
 711         struct wacom_features *features = &wacom->features;
 712         char *data = wacom->data;
 713         struct input_dev *input = wacom->input;
 714         int prox = 0, pressure, idx = -1;
 715
 716         dbg("wacom_tpc_irq: received report #%d", data[0]);
 717
 718         if (len == WACOM_PKGLEN_TPC1FG ||                /* single touch */
 719             data[0] == WACOM_REPORT_TPC1FG ||            /* single touch */
 720             data[0] == WACOM_REPORT_TPC2FG) {            /* 2FG touch */
 721                 if (len == WACOM_PKGLEN_TPC1FG) {       /* with touch */
 722                         prox = data[0] & 0x01;
 723                 } else {  /* with capacity */
 724                         if (data[0] == WACOM_REPORT_TPC1FG)
 725                                 /* single touch */
 726                                 prox = data[1] & 0x01;
 727                         else
 728                                 /* 2FG touch data */
 729                                 prox = data[1] & 0x03;
 730                 }
 731
 732                 if (!wacom->shared->stylus_in_proximity) {
 733                         if (prox) {
 734                                 wacom_tpc_touch_in(wacom, len);
 735                         } else {
 736                                 if (data[0] == WACOM_REPORT_TPC2FG) {
 737                                         /* 2FGT out-prox */
 738                                         idx = (wacom->id[1] & 0x01) - 1;
 739                                         if (idx == 0) {
 740                                                 wacom_tpc_touch_out(wacom, idx);
 741                                                 /* sync first finger event */
 742                                                 if (wacom->id[1] & 0x02)
 743                                                         input_sync(input);
 744                                         }
 745                                         idx = (wacom->id[1] & 0x02) - 1;
 746                                         if (idx == 1)
 747                                                 wacom_tpc_touch_out(wacom, idx);
 748                                 } else {
 749                                         /* one finger touch */
 750                                         wacom_tpc_touch_out(wacom, 0);
 751                                 }
 752                                 wacom->id[0] = 0;
 753                         }
 754                 } else if (wacom->id[0]) { /* force touch out-prox */
 755                         wacom_tpc_touch_out(wacom, 0);
 756                 }
 757                 return 1;
 758         } else if (data[0] == WACOM_REPORT_PENABLED) { /* Penabled */
 759                 prox = data[1] & 0x20;
 760
 761                 if (!wacom->id[0]) { /* first in prox */
 762                         /* Going into proximity select tool */
 763                         wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
 764                         if (wacom->tool[0] == BTN_TOOL_PEN)
 765                                 wacom->id[0] = STYLUS_DEVICE_ID;
 766                         else
 767                                 wacom->id[0] = ERASER_DEVICE_ID;
 768
 769                         wacom->shared->stylus_in_proximity = true;
 770                 }
 771                 input_report_key(input, BTN_STYLUS, data[1] & 0x02);
 772                 input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
 773                 input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
 774                 input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
 775                 pressure = ((data[7] & 0x01) << 8) | data[6];
 776                 if (pressure < 0)
 777                         pressure = features->pressure_max + pressure + 1;
 778                 input_report_abs(input, ABS_PRESSURE, pressure);
 779                 input_report_key(input, BTN_TOUCH, data[1] & 0x05);
 780                 if (!prox) { /* out-prox */
 781                         wacom->id[0] = 0;
 782                         wacom->shared->stylus_in_proximity = false;
 783                 }
 784                 input_report_key(input, wacom->tool[0], prox);
 785                 input_report_abs(input, ABS_MISC, wacom->id[0]);
 786                 return 1;
 787         }
 788         return 0;
 789 }
 790
 791 void wacom_wac_irq(struct wacom_wac *wacom_wac, size_t len)
 792 {
 793         bool sync;
 794
 795         switch (wacom_wac->features.type) {
 796         case PENPARTNER:
 797                 sync = wacom_penpartner_irq(wacom_wac);
 798                 break;
 799
 800         case PL:
 801                 sync = wacom_pl_irq(wacom_wac);
 802                 break;
 803
 804         case WACOM_G4:
 805         case GRAPHIRE:
 806         case WACOM_MO:
 807                 sync = wacom_graphire_irq(wacom_wac);
 808                 break;
 809
 810         case PTU:
 811                 sync = wacom_ptu_irq(wacom_wac);
 812                 break;
 813
 814         case INTUOS:
 815         case INTUOS3S:
 816         case INTUOS3:
 817         case INTUOS3L:
 818         case INTUOS4S:
 819         case INTUOS4:
 820         case INTUOS4L:
 821         case CINTIQ:
 822         case WACOM_BEE:
 823                 sync = wacom_intuos_irq(wacom_wac);
 824                 break;
 825
 826         case TABLETPC:
 827         case TABLETPC2FG:
 828                 sync = wacom_tpc_irq(wacom_wac, len);
 829                 break;
 830
 831         default:
 832                 sync = false;
 833                 break;
 834         }
 835
 836         if (sync)
 837                 input_sync(wacom_wac->input);
 838 }
 839
 840 static void wacom_setup_intuos(struct wacom_wac *wacom_wac)
 841 {
 842         struct input_dev *input_dev = wacom_wac->input;
 843
 844         input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
 845         input_set_capability(input_dev, EV_REL, REL_WHEEL);
 846
 847         __set_bit(BTN_LEFT, input_dev->keybit);
 848         __set_bit(BTN_RIGHT, input_dev->keybit);
 849         __set_bit(BTN_MIDDLE, input_dev->keybit);
 850         __set_bit(BTN_SIDE, input_dev->keybit);
 851         __set_bit(BTN_EXTRA, input_dev->keybit);
 852
 853         __set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
 854         __set_bit(BTN_TOOL_PEN, input_dev->keybit);
 855         __set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
 856         __set_bit(BTN_TOOL_BRUSH, input_dev->keybit);
 857         __set_bit(BTN_TOOL_PENCIL, input_dev->keybit);
 858         __set_bit(BTN_TOOL_AIRBRUSH, input_dev->keybit);
 859         __set_bit(BTN_TOOL_LENS, input_dev->keybit);
 860         __set_bit(BTN_STYLUS, input_dev->keybit);
 861         __set_bit(BTN_STYLUS2, input_dev->keybit);
 862
 863         input_set_abs_params(input_dev, ABS_DISTANCE,
 864                              0, wacom_wac->features.distance_max, 0, 0);
 865         input_set_abs_params(input_dev, ABS_WHEEL, 0, 1023, 0, 0);
 866         input_set_abs_params(input_dev, ABS_TILT_X, 0, 127, 0, 0);
 867         input_set_abs_params(input_dev, ABS_TILT_Y, 0, 127, 0, 0);
 868         input_set_abs_params(input_dev, ABS_RZ, -900, 899, 0, 0);
 869         input_set_abs_params(input_dev, ABS_THROTTLE, -1023, 1023, 0, 0);
 870 }
 871
 872 void wacom_setup_input_capabilities(struct input_dev *input_dev,
 873                                     struct wacom_wac *wacom_wac)
 874 {
 875         struct wacom_features *features = &wacom_wac->features;
 876         int i;
 877
 878         input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
 879
 880         __set_bit(BTN_TOUCH, input_dev->keybit);
 881
 882         input_set_abs_params(input_dev, ABS_X, 0, features->x_max, 4, 0);
 883         input_set_abs_params(input_dev, ABS_Y, 0, features->y_max, 4, 0);
 884         input_set_abs_params(input_dev, ABS_PRESSURE, 0, features->pressure_max, 0, 0);
 885
 886         __set_bit(ABS_MISC, input_dev->absbit);
 887
 888         switch (wacom_wac->features.type) {
 889         case WACOM_MO:
 890                 __set_bit(BTN_1, input_dev->keybit);
 891                 __set_bit(BTN_5, input_dev->keybit);
 892
 893                 input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
 894                 /* fall through */
 895
 896         case WACOM_G4:
 897                 input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
 898
 899                 __set_bit(BTN_TOOL_FINGER, input_dev->keybit);
 900                 __set_bit(BTN_0, input_dev->keybit);
 901                 __set_bit(BTN_4, input_dev->keybit);
 902                 /* fall through */
 903
 904         case GRAPHIRE:
 905                 input_set_capability(input_dev, EV_REL, REL_WHEEL);
 906
 907                 __set_bit(BTN_LEFT, input_dev->keybit);
 908                 __set_bit(BTN_RIGHT, input_dev->keybit);
 909                 __set_bit(BTN_MIDDLE, input_dev->keybit);
 910
 911                 __set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
 912                 __set_bit(BTN_TOOL_PEN, input_dev->keybit);
 913                 __set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
 914                 __set_bit(BTN_STYLUS, input_dev->keybit);
 915                 __set_bit(BTN_STYLUS2, input_dev->keybit);
 916                 break;
 917
 918         case WACOM_BEE:
 919                 __set_bit(BTN_8, input_dev->keybit);
 920                 __set_bit(BTN_9, input_dev->keybit);
 921                 /* fall through */
 922
 923         case INTUOS3:
 924         case INTUOS3L:
 925         case CINTIQ:
 926                 __set_bit(BTN_4, input_dev->keybit);
 927                 __set_bit(BTN_5, input_dev->keybit);
 928                 __set_bit(BTN_6, input_dev->keybit);
 929                 __set_bit(BTN_7, input_dev->keybit);
 930
 931                 input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
 932                 /* fall through */
 933
 934         case INTUOS3S:
 935                 __set_bit(BTN_0, input_dev->keybit);
 936                 __set_bit(BTN_1, input_dev->keybit);
 937                 __set_bit(BTN_2, input_dev->keybit);
 938                 __set_bit(BTN_3, input_dev->keybit);
 939
 940                 __set_bit(BTN_TOOL_FINGER, input_dev->keybit);
 941
 942                 input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
 943                 input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
 944                 /* fall through */
 945
 946         case INTUOS:
 947                 wacom_setup_intuos(wacom_wac);
 948                 break;
 949
 950         case INTUOS4:
 951         case INTUOS4L:
 952                 __set_bit(BTN_7, input_dev->keybit);
 953                 __set_bit(BTN_8, input_dev->keybit);
 954                 /* fall through */
 955
 956         case INTUOS4S:
 957                 for (i = 0; i < 7; i++)
 958                         __set_bit(BTN_0 + i, input_dev->keybit);
 959                 __set_bit(BTN_TOOL_FINGER, input_dev->keybit);
 960
 961                 input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
 962                 wacom_setup_intuos(wacom_wac);
 963                 break;
 964
 965         case TABLETPC2FG:
 966                 if (features->device_type == BTN_TOOL_TRIPLETAP) {
 967                         __set_bit(BTN_TOOL_TRIPLETAP, input_dev->keybit);
 968                         input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
 969                 }
 970                 /* fall through */
 971
 972         case TABLETPC:
 973                 if (features->device_type == BTN_TOOL_DOUBLETAP ||
 974                     features->device_type == BTN_TOOL_TRIPLETAP) {
 975                         input_set_abs_params(input_dev, ABS_RX, 0, features->x_phy, 0, 0);
 976                         input_set_abs_params(input_dev, ABS_RY, 0, features->y_phy, 0, 0);
 977                         __set_bit(BTN_TOOL_DOUBLETAP, input_dev->keybit);
 978                 }
 979
 980                 if (features->device_type != BTN_TOOL_PEN)
 981                         break;  /* no need to process stylus stuff */
 982
 983                 /* fall through */
 984
 985         case PL:
 986         case PTU:
 987                 __set_bit(BTN_TOOL_PEN, input_dev->keybit);
 988                 __set_bit(BTN_STYLUS, input_dev->keybit);
 989                 __set_bit(BTN_STYLUS2, input_dev->keybit);
 990                 /* fall through */
 991
 992         case PENPARTNER:
 993                 __set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
 994                 break;
 995         }
 996 }
 997
 998 static const struct wacom_features wacom_features_0x00 =
 999         { "Wacom Penpartner",     WACOM_PKGLEN_PENPRTN,    5040,  3780,  255,  0, PENPARTNER };
1000 static const struct wacom_features wacom_features_0x10 =
1001         { "Wacom Graphire",       WACOM_PKGLEN_GRAPHIRE,  10206,  7422,  511, 63, GRAPHIRE };
1002 static const struct wacom_features wacom_features_0x11 =
1003         { "Wacom Graphire2 4x5",  WACOM_PKGLEN_GRAPHIRE,  10206,  7422,  511, 63, GRAPHIRE };
1004 static const struct wacom_features wacom_features_0x12 =
1005         { "Wacom Graphire2 5x7",  WACOM_PKGLEN_GRAPHIRE,  13918, 10206,  511, 63, GRAPHIRE };
1006 static const struct wacom_features wacom_features_0x13 =
1007         { "Wacom Graphire3",      WACOM_PKGLEN_GRAPHIRE,  10208,  7424,  511, 63, GRAPHIRE };
1008 static const struct wacom_features wacom_features_0x14 =
1009         { "Wacom Graphire3 6x8",  WACOM_PKGLEN_GRAPHIRE,  16704, 12064,  511, 63, GRAPHIRE };
1010 static const struct wacom_features wacom_features_0x15 =
1011         { "Wacom Graphire4 4x5",  WACOM_PKGLEN_GRAPHIRE,  10208,  7424,  511, 63, WACOM_G4 };
1012 static const struct wacom_features wacom_features_0x16 =
1013         { "Wacom Graphire4 6x8",  WACOM_PKGLEN_GRAPHIRE,  16704, 12064,  511, 63, WACOM_G4 };
1014 static const struct wacom_features wacom_features_0x17 =
1015         { "Wacom BambooFun 4x5",  WACOM_PKGLEN_BBFUN,     14760,  9225,  511, 63, WACOM_MO };
1016 static const struct wacom_features wacom_features_0x18 =
1017         { "Wacom BambooFun 6x8",  WACOM_PKGLEN_BBFUN,     21648, 13530,  511, 63, WACOM_MO };
1018 static const struct wacom_features wacom_features_0x19 =
1019         { "Wacom Bamboo1 Medium", WACOM_PKGLEN_GRAPHIRE,  16704, 12064,  511, 63, GRAPHIRE };
1020 static const struct wacom_features wacom_features_0x60 =
1021         { "Wacom Volito",         WACOM_PKGLEN_GRAPHIRE,   5104,  3712,  511, 63, GRAPHIRE };
1022 static const struct wacom_features wacom_features_0x61 =
1023         { "Wacom PenStation2",    WACOM_PKGLEN_GRAPHIRE,   3250,  2320,  255, 63, GRAPHIRE };
1024 static const struct wacom_features wacom_features_0x62 =
1025         { "Wacom Volito2 4x5",    WACOM_PKGLEN_GRAPHIRE,   5104,  3712,  511, 63, GRAPHIRE };
1026 static const struct wacom_features wacom_features_0x63 =
1027         { "Wacom Volito2 2x3",    WACOM_PKGLEN_GRAPHIRE,   3248,  2320,  511, 63, GRAPHIRE };
1028 static const struct wacom_features wacom_features_0x64 =
1029         { "Wacom PenPartner2",    WACOM_PKGLEN_GRAPHIRE,   3250,  2320,  511, 63, GRAPHIRE };
1030 static const struct wacom_features wacom_features_0x65 =
1031         { "Wacom Bamboo",         WACOM_PKGLEN_BBFUN,     14760,  9225,  511, 63, WACOM_MO };
1032 static const struct wacom_features wacom_features_0x69 =
1033         { "Wacom Bamboo1",        WACOM_PKGLEN_GRAPHIRE,   5104,  3712,  511, 63, GRAPHIRE };
1034 static const struct wacom_features wacom_features_0x20 =
1035         { "Wacom Intuos 4x5",     WACOM_PKGLEN_INTUOS,    12700, 10600, 1023, 31, INTUOS };
1036 static const struct wacom_features wacom_features_0x21 =
1037         { "Wacom Intuos 6x8",     WACOM_PKGLEN_INTUOS,    20320, 16240, 1023, 31, INTUOS };
1038 static const struct wacom_features wacom_features_0x22 =
1039         { "Wacom Intuos 9x12",    WACOM_PKGLEN_INTUOS,    30480, 24060, 1023, 31, INTUOS };
1040 static const struct wacom_features wacom_features_0x23 =
1041         { "Wacom Intuos 12x12",   WACOM_PKGLEN_INTUOS,    30480, 31680, 1023, 31, INTUOS };
1042 static const struct wacom_features wacom_features_0x24 =
1043         { "Wacom Intuos 12x18",   WACOM_PKGLEN_INTUOS,    45720, 31680, 1023, 31, INTUOS };
1044 static const struct wacom_features wacom_features_0x30 =
1045         { "Wacom PL400",          WACOM_PKGLEN_GRAPHIRE,   5408,  4056,  255,  0, PL };
1046 static const struct wacom_features wacom_features_0x31 =
1047         { "Wacom PL500",          WACOM_PKGLEN_GRAPHIRE,   6144,  4608,  255,  0, PL };
1048 static const struct wacom_features wacom_features_0x32 =
1049         { "Wacom PL600",          WACOM_PKGLEN_GRAPHIRE,   6126,  4604,  255,  0, PL };
1050 static const struct wacom_features wacom_features_0x33 =
1051         { "Wacom PL600SX",        WACOM_PKGLEN_GRAPHIRE,   6260,  5016,  255,  0, PL };
1052 static const struct wacom_features wacom_features_0x34 =
1053         { "Wacom PL550",          WACOM_PKGLEN_GRAPHIRE,   6144,  4608,  511,  0, PL };
1054 static const struct wacom_features wacom_features_0x35 =
1055         { "Wacom PL800",          WACOM_PKGLEN_GRAPHIRE,   7220,  5780,  511,  0, PL };
1056 static const struct wacom_features wacom_features_0x37 =
1057         { "Wacom PL700",          WACOM_PKGLEN_GRAPHIRE,   6758,  5406,  511,  0, PL };
1058 static const struct wacom_features wacom_features_0x38 =
1059         { "Wacom PL510",          WACOM_PKGLEN_GRAPHIRE,   6282,  4762,  511,  0, PL };
1060 static const struct wacom_features wacom_features_0x39 =
1061         { "Wacom DTU710",         WACOM_PKGLEN_GRAPHIRE,  34080, 27660,  511,  0, PL };
1062 static const struct wacom_features wacom_features_0xC4 =
1063         { "Wacom DTF521",         WACOM_PKGLEN_GRAPHIRE,   6282,  4762,  511,  0, PL };
1064 static const struct wacom_features wacom_features_0xC0 =
1065         { "Wacom DTF720",         WACOM_PKGLEN_GRAPHIRE,   6858,  5506,  511,  0, PL };
1066 static const struct wacom_features wacom_features_0xC2 =
1067         { "Wacom DTF720a",        WACOM_PKGLEN_GRAPHIRE,   6858,  5506,  511,  0, PL };
1068 static const struct wacom_features wacom_features_0x03 =
1069         { "Wacom Cintiq Partner", WACOM_PKGLEN_GRAPHIRE,  20480, 15360,  511,  0, PTU };
1070 static const struct wacom_features wacom_features_0x41 =
1071         { "Wacom Intuos2 4x5",    WACOM_PKGLEN_INTUOS,    12700, 10600, 1023, 31, INTUOS };
1072 static const struct wacom_features wacom_features_0x42 =
1073         { "Wacom Intuos2 6x8",    WACOM_PKGLEN_INTUOS,    20320, 16240, 1023, 31, INTUOS };
1074 static const struct wacom_features wacom_features_0x43 =
1075         { "Wacom Intuos2 9x12",   WACOM_PKGLEN_INTUOS,    30480, 24060, 1023, 31, INTUOS };
1076 static const struct wacom_features wacom_features_0x44 =
1077         { "Wacom Intuos2 12x12",  WACOM_PKGLEN_INTUOS,    30480, 31680, 1023, 31, INTUOS };
1078 static const struct wacom_features wacom_features_0x45 =
1079         { "Wacom Intuos2 12x18",  WACOM_PKGLEN_INTUOS,    45720, 31680, 1023, 31, INTUOS };
1080 static const struct wacom_features wacom_features_0xB0 =
1081         { "Wacom Intuos3 4x5",    WACOM_PKGLEN_INTUOS,    25400, 20320, 1023, 63, INTUOS3S };
1082 static const struct wacom_features wacom_features_0xB1 =
1083         { "Wacom Intuos3 6x8",    WACOM_PKGLEN_INTUOS,    40640, 30480, 1023, 63, INTUOS3 };
1084 static const struct wacom_features wacom_features_0xB2 =
1085         { "Wacom Intuos3 9x12",   WACOM_PKGLEN_INTUOS,    60960, 45720, 1023, 63, INTUOS3 };
1086 static const struct wacom_features wacom_features_0xB3 =
1087         { "Wacom Intuos3 12x12",  WACOM_PKGLEN_INTUOS,    60960, 60960, 1023, 63, INTUOS3L };
1088 static const struct wacom_features wacom_features_0xB4 =
1089         { "Wacom Intuos3 12x19",  WACOM_PKGLEN_INTUOS,    97536, 60960, 1023, 63, INTUOS3L };
1090 static const struct wacom_features wacom_features_0xB5 =
1091         { "Wacom Intuos3 6x11",   WACOM_PKGLEN_INTUOS,    54204, 31750, 1023, 63, INTUOS3 };
1092 static const struct wacom_features wacom_features_0xB7 =
1093         { "Wacom Intuos3 4x6",    WACOM_PKGLEN_INTUOS,    31496, 19685, 1023, 63, INTUOS3S };
1094 static const struct wacom_features wacom_features_0xB8 =
1095         { "Wacom Intuos4 4x6",    WACOM_PKGLEN_INTUOS,    31496, 19685, 2047, 63, INTUOS4S };
1096 static const struct wacom_features wacom_features_0xB9 =
1097         { "Wacom Intuos4 6x9",    WACOM_PKGLEN_INTUOS,    44704, 27940, 2047, 63, INTUOS4 };
1098 static const struct wacom_features wacom_features_0xBA =
1099         { "Wacom Intuos4 8x13",   WACOM_PKGLEN_INTUOS,    65024, 40640, 2047, 63, INTUOS4L };
1100 static const struct wacom_features wacom_features_0xBB =
1101         { "Wacom Intuos4 12x19",  WACOM_PKGLEN_INTUOS,    97536, 60960, 2047, 63, INTUOS4L };
1102 static const struct wacom_features wacom_features_0x3F =
1103         { "Wacom Cintiq 21UX",    WACOM_PKGLEN_INTUOS,    87200, 65600, 1023, 63, CINTIQ };
1104 static const struct wacom_features wacom_features_0xC5 =
1105         { "Wacom Cintiq 20WSX",   WACOM_PKGLEN_INTUOS,    86680, 54180, 1023, 63, WACOM_BEE };
1106 static const struct wacom_features wacom_features_0xC6 =
1107         { "Wacom Cintiq 12WX",    WACOM_PKGLEN_INTUOS,    53020, 33440, 1023, 63, WACOM_BEE };
1108 static const struct wacom_features wacom_features_0xC7 =
1109         { "Wacom DTU1931",        WACOM_PKGLEN_GRAPHIRE,  37832, 30305,  511,  0, PL };
1110 static const struct wacom_features wacom_features_0x90 =
1111         { "Wacom ISDv4 90",       WACOM_PKGLEN_GRAPHIRE,  26202, 16325,  255,  0, TABLETPC };
1112 static const struct wacom_features wacom_features_0x93 =
1113         { "Wacom ISDv4 93",       WACOM_PKGLEN_GRAPHIRE,  26202, 16325,  255,  0, TABLETPC };
1114 static const struct wacom_features wacom_features_0x9A =
1115         { "Wacom ISDv4 9A",       WACOM_PKGLEN_GRAPHIRE,  26202, 16325,  255,  0, TABLETPC };
1116 static const struct wacom_features wacom_features_0x9F =
1117         { "Wacom ISDv4 9F",       WACOM_PKGLEN_GRAPHIRE,  26202, 16325,  255,  0, TABLETPC };
1118 static const struct wacom_features wacom_features_0xE2 =
1119         { "Wacom ISDv4 E2",       WACOM_PKGLEN_TPC2FG,    26202, 16325,  255,  0, TABLETPC2FG };
1120 static const struct wacom_features wacom_features_0xE3 =
1121         { "Wacom ISDv4 E3",       WACOM_PKGLEN_TPC2FG,    26202, 16325,  255,  0, TABLETPC2FG };
1122 static const struct wacom_features wacom_features_0x47 =
1123         { "Wacom Intuos2 6x8",    WACOM_PKGLEN_INTUOS,    20320, 16240, 1023, 31, INTUOS };
1124
1125 #define USB_DEVICE_WACOM(prod)                                  \
1126         USB_DEVICE(USB_VENDOR_ID_WACOM, prod),                  \
1127         .driver_info = (kernel_ulong_t)&wacom_features_##prod
1128
1129 const struct usb_device_id wacom_ids[] = {
1130         { USB_DEVICE_WACOM(0x00) },
1131         { USB_DEVICE_WACOM(0x10) },
1132         { USB_DEVICE_WACOM(0x11) },
1133         { USB_DEVICE_WACOM(0x12) },
1134         { USB_DEVICE_WACOM(0x13) },
1135         { USB_DEVICE_WACOM(0x14) },
1136         { USB_DEVICE_WACOM(0x15) },
1137         { USB_DEVICE_WACOM(0x16) },
1138         { USB_DEVICE_WACOM(0x17) },
1139         { USB_DEVICE_WACOM(0x18) },
1140         { USB_DEVICE_WACOM(0x19) },
1141         { USB_DEVICE_WACOM(0x60) },
1142         { USB_DEVICE_WACOM(0x61) },
1143         { USB_DEVICE_WACOM(0x62) },
1144         { USB_DEVICE_WACOM(0x63) },
1145         { USB_DEVICE_WACOM(0x64) },
1146         { USB_DEVICE_WACOM(0x65) },
1147         { USB_DEVICE_WACOM(0x69) },
1148         { USB_DEVICE_WACOM(0x20) },
1149         { USB_DEVICE_WACOM(0x21) },
1150         { USB_DEVICE_WACOM(0x22) },
1151         { USB_DEVICE_WACOM(0x23) },
1152         { USB_DEVICE_WACOM(0x24) },
1153         { USB_DEVICE_WACOM(0x30) },
1154         { USB_DEVICE_WACOM(0x31) },
1155         { USB_DEVICE_WACOM(0x32) },
1156         { USB_DEVICE_WACOM(0x33) },
1157         { USB_DEVICE_WACOM(0x34) },
1158         { USB_DEVICE_WACOM(0x35) },
1159         { USB_DEVICE_WACOM(0x37) },
1160         { USB_DEVICE_WACOM(0x38) },
1161         { USB_DEVICE_WACOM(0x39) },
1162         { USB_DEVICE_WACOM(0xC4) },
1163         { USB_DEVICE_WACOM(0xC0) },
1164         { USB_DEVICE_WACOM(0xC2) },
1165         { USB_DEVICE_WACOM(0x03) },
1166         { USB_DEVICE_WACOM(0x41) },
1167         { USB_DEVICE_WACOM(0x42) },
1168         { USB_DEVICE_WACOM(0x43) },
1169         { USB_DEVICE_WACOM(0x44) },
1170         { USB_DEVICE_WACOM(0x45) },
1171         { USB_DEVICE_WACOM(0xB0) },
1172         { USB_DEVICE_WACOM(0xB1) },
1173         { USB_DEVICE_WACOM(0xB2) },
1174         { USB_DEVICE_WACOM(0xB3) },
1175         { USB_DEVICE_WACOM(0xB4) },
1176         { USB_DEVICE_WACOM(0xB5) },
1177         { USB_DEVICE_WACOM(0xB7) },
1178         { USB_DEVICE_WACOM(0xB8) },
1179         { USB_DEVICE_WACOM(0xB9) },
1180         { USB_DEVICE_WACOM(0xBA) },
1181         { USB_DEVICE_WACOM(0xBB) },
1182         { USB_DEVICE_WACOM(0x3F) },
1183         { USB_DEVICE_WACOM(0xC5) },
1184         { USB_DEVICE_WACOM(0xC6) },
1185         { USB_DEVICE_WACOM(0xC7) },
1186         { USB_DEVICE_WACOM(0x90) },
1187         { USB_DEVICE_WACOM(0x93) },
1188         { USB_DEVICE_WACOM(0x9A) },
1189         { USB_DEVICE_WACOM(0x9F) },
1190         { USB_DEVICE_WACOM(0xE2) },
1191         { USB_DEVICE_WACOM(0xE3) },
1192         { USB_DEVICE_WACOM(0x47) },
1193         { }
1194 };
1195 MODULE_DEVICE_TABLE(usb, wacom_ids);