drivers/hid/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
  19 /* resolution for penabled devices */
  20 #define WACOM_PL_RES            20
  21 #define WACOM_PENPRTN_RES       40
  22 #define WACOM_VOLITO_RES        50
  23 #define WACOM_GRAPHIRE_RES      80
  24 #define WACOM_INTUOS_RES        100
  25 #define WACOM_INTUOS3_RES       200
  26
  27 /* Newer Cintiq and DTU have an offset between tablet and screen areas */
  28 #define WACOM_DTU_OFFSET        200
  29 #define WACOM_CINTIQ_OFFSET     400
  30
  31 /*
  32  * Scale factor relating reported contact size to logical contact area.
  33  * 2^14/pi is a good approximation on Intuos5 and 3rd-gen Bamboo
  34  */
  35 #define WACOM_CONTACT_AREA_SCALE 2607
  36
  37 static bool touch_arbitration = 1;
  38 module_param(touch_arbitration, bool, 0644);
  39 MODULE_PARM_DESC(touch_arbitration, " on (Y) off (N)");
  40
  41 static void wacom_report_numbered_buttons(struct input_dev *input_dev,
  42                                 int button_count, int mask);
  43
  44 /*
  45  * Percent of battery capacity for Graphire.
  46  * 8th value means AC online and show 100% capacity.
  47  */
  48 static unsigned short batcap_gr[8] = { 1, 15, 25, 35, 50, 70, 100, 100 };
  49
  50 /*
  51  * Percent of battery capacity for Intuos4 WL, AC has a separate bit.
  52  */
  53 static unsigned short batcap_i4[8] = { 1, 15, 30, 45, 60, 70, 85, 100 };
  54
  55 static void __wacom_notify_battery(struct wacom_battery *battery,
  56                                    int bat_capacity, bool bat_charging,
  57                                    bool bat_connected, bool ps_connected)
  58 {
  59         bool changed = battery->battery_capacity != bat_capacity  ||
  60                        battery->bat_charging     != bat_charging  ||
  61                        battery->bat_connected    != bat_connected ||
  62                        battery->ps_connected     != ps_connected;
  63
  64         if (changed) {
  65                 battery->battery_capacity = bat_capacity;
  66                 battery->bat_charging = bat_charging;
  67                 battery->bat_connected = bat_connected;
  68                 battery->ps_connected = ps_connected;
  69
  70                 if (battery->battery)
  71                         power_supply_changed(battery->battery);
  72         }
  73 }
  74
  75 static void wacom_notify_battery(struct wacom_wac *wacom_wac,
  76         int bat_capacity, bool bat_charging, bool bat_connected,
  77         bool ps_connected)
  78 {
  79         struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
  80
  81         __wacom_notify_battery(&wacom->battery, bat_capacity, bat_charging,
  82                                bat_connected, ps_connected);
  83 }
  84
  85 static int wacom_penpartner_irq(struct wacom_wac *wacom)
  86 {
  87         unsigned char *data = wacom->data;
  88         struct input_dev *input = wacom->pen_input;
  89
  90         switch (data[0]) {
  91         case 1:
  92                 if (data[5] & 0x80) {
  93                         wacom->tool[0] = (data[5] & 0x20) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
  94                         wacom->id[0] = (data[5] & 0x20) ? ERASER_DEVICE_ID : STYLUS_DEVICE_ID;
  95                         input_report_key(input, wacom->tool[0], 1);
  96                         input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
  97                         input_report_abs(input, ABS_X, get_unaligned_le16(&data[1]));
  98                         input_report_abs(input, ABS_Y, get_unaligned_le16(&data[3]));
  99                         input_report_abs(input, ABS_PRESSURE, (signed char)data[6] + 127);
 100                         input_report_key(input, BTN_TOUCH, ((signed char)data[6] > -127));
 101                         input_report_key(input, BTN_STYLUS, (data[5] & 0x40));
 102                 } else {
 103                         input_report_key(input, wacom->tool[0], 0);
 104                         input_report_abs(input, ABS_MISC, 0); /* report tool id */
 105                         input_report_abs(input, ABS_PRESSURE, -1);
 106                         input_report_key(input, BTN_TOUCH, 0);
 107                 }
 108                 break;
 109
 110         case 2:
 111                 input_report_key(input, BTN_TOOL_PEN, 1);
 112                 input_report_abs(input, ABS_MISC, STYLUS_DEVICE_ID); /* report tool id */
 113                 input_report_abs(input, ABS_X, get_unaligned_le16(&data[1]));
 114                 input_report_abs(input, ABS_Y, get_unaligned_le16(&data[3]));
 115                 input_report_abs(input, ABS_PRESSURE, (signed char)data[6] + 127);
 116                 input_report_key(input, BTN_TOUCH, ((signed char)data[6] > -80) && !(data[5] & 0x20));
 117                 input_report_key(input, BTN_STYLUS, (data[5] & 0x40));
 118                 break;
 119
 120         default:
 121                 dev_dbg(input->dev.parent,
 122                         "%s: received unknown report #%d\n", __func__, data[0]);
 123                 return 0;
 124         }
 125
 126         return 1;
 127 }
 128
 129 static int wacom_pl_irq(struct wacom_wac *wacom)
 130 {
 131         struct wacom_features *features = &wacom->features;
 132         unsigned char *data = wacom->data;
 133         struct input_dev *input = wacom->pen_input;
 134         int prox, pressure;
 135
 136         if (data[0] != WACOM_REPORT_PENABLED) {
 137                 dev_dbg(input->dev.parent,
 138                         "%s: received unknown report #%d\n", __func__, data[0]);
 139                 return 0;
 140         }
 141
 142         prox = data[1] & 0x40;
 143
 144         if (!wacom->id[0]) {
 145                 if ((data[0] & 0x10) || (data[4] & 0x20)) {
 146                         wacom->tool[0] = BTN_TOOL_RUBBER;
 147                         wacom->id[0] = ERASER_DEVICE_ID;
 148                 }
 149                 else {
 150                         wacom->tool[0] = BTN_TOOL_PEN;
 151                         wacom->id[0] = STYLUS_DEVICE_ID;
 152                 }
 153         }
 154
 155         /* If the eraser is in prox, STYLUS2 is always set. If we
 156          * mis-detected the type and notice that STYLUS2 isn't set
 157          * then force the eraser out of prox and let the pen in.
 158          */
 159         if (wacom->tool[0] == BTN_TOOL_RUBBER && !(data[4] & 0x20)) {
 160                 input_report_key(input, BTN_TOOL_RUBBER, 0);
 161                 input_report_abs(input, ABS_MISC, 0);
 162                 input_sync(input);
 163                 wacom->tool[0] = BTN_TOOL_PEN;
 164                 wacom->id[0] = STYLUS_DEVICE_ID;
 165         }
 166
 167         if (prox) {
 168                 pressure = (signed char)((data[7] << 1) | ((data[4] >> 2) & 1));
 169                 if (features->pressure_max > 255)
 170                         pressure = (pressure << 1) | ((data[4] >> 6) & 1);
 171                 pressure += (features->pressure_max + 1) / 2;
 172
 173                 input_report_abs(input, ABS_X, data[3] | (data[2] << 7) | ((data[1] & 0x03) << 14));
 174                 input_report_abs(input, ABS_Y, data[6] | (data[5] << 7) | ((data[4] & 0x03) << 14));
 175                 input_report_abs(input, ABS_PRESSURE, pressure);
 176
 177                 input_report_key(input, BTN_TOUCH, data[4] & 0x08);
 178                 input_report_key(input, BTN_STYLUS, data[4] & 0x10);
 179                 /* Only allow the stylus2 button to be reported for the pen tool. */
 180                 input_report_key(input, BTN_STYLUS2, (wacom->tool[0] == BTN_TOOL_PEN) && (data[4] & 0x20));
 181         }
 182
 183         if (!prox)
 184                 wacom->id[0] = 0;
 185         input_report_key(input, wacom->tool[0], prox);
 186         input_report_abs(input, ABS_MISC, wacom->id[0]);
 187         return 1;
 188 }
 189
 190 static int wacom_ptu_irq(struct wacom_wac *wacom)
 191 {
 192         unsigned char *data = wacom->data;
 193         struct input_dev *input = wacom->pen_input;
 194
 195         if (data[0] != WACOM_REPORT_PENABLED) {
 196                 dev_dbg(input->dev.parent,
 197                         "%s: received unknown report #%d\n", __func__, data[0]);
 198                 return 0;
 199         }
 200
 201         if (data[1] & 0x04) {
 202                 input_report_key(input, BTN_TOOL_RUBBER, data[1] & 0x20);
 203                 input_report_key(input, BTN_TOUCH, data[1] & 0x08);
 204                 wacom->id[0] = ERASER_DEVICE_ID;
 205         } else {
 206                 input_report_key(input, BTN_TOOL_PEN, data[1] & 0x20);
 207                 input_report_key(input, BTN_TOUCH, data[1] & 0x01);
 208                 wacom->id[0] = STYLUS_DEVICE_ID;
 209         }
 210         input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
 211         input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
 212         input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
 213         input_report_abs(input, ABS_PRESSURE, le16_to_cpup((__le16 *)&data[6]));
 214         input_report_key(input, BTN_STYLUS, data[1] & 0x02);
 215         input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
 216         return 1;
 217 }
 218
 219 static int wacom_dtu_irq(struct wacom_wac *wacom)
 220 {
 221         unsigned char *data = wacom->data;
 222         struct input_dev *input = wacom->pen_input;
 223         int prox = data[1] & 0x20;
 224
 225         dev_dbg(input->dev.parent,
 226                 "%s: received report #%d", __func__, data[0]);
 227
 228         if (prox) {
 229                 /* Going into proximity select tool */
 230                 wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
 231                 if (wacom->tool[0] == BTN_TOOL_PEN)
 232                         wacom->id[0] = STYLUS_DEVICE_ID;
 233                 else
 234                         wacom->id[0] = ERASER_DEVICE_ID;
 235         }
 236         input_report_key(input, BTN_STYLUS, data[1] & 0x02);
 237         input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
 238         input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
 239         input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
 240         input_report_abs(input, ABS_PRESSURE, ((data[7] & 0x01) << 8) | data[6]);
 241         input_report_key(input, BTN_TOUCH, data[1] & 0x05);
 242         if (!prox) /* out-prox */
 243                 wacom->id[0] = 0;
 244         input_report_key(input, wacom->tool[0], prox);
 245         input_report_abs(input, ABS_MISC, wacom->id[0]);
 246         return 1;
 247 }
 248
 249 static int wacom_dtus_irq(struct wacom_wac *wacom)
 250 {
 251         char *data = wacom->data;
 252         struct input_dev *input = wacom->pen_input;
 253         unsigned short prox, pressure = 0;
 254
 255         if (data[0] != WACOM_REPORT_DTUS && data[0] != WACOM_REPORT_DTUSPAD) {
 256                 dev_dbg(input->dev.parent,
 257                         "%s: received unknown report #%d", __func__, data[0]);
 258                 return 0;
 259         } else if (data[0] == WACOM_REPORT_DTUSPAD) {
 260                 input = wacom->pad_input;
 261                 input_report_key(input, BTN_0, (data[1] & 0x01));
 262                 input_report_key(input, BTN_1, (data[1] & 0x02));
 263                 input_report_key(input, BTN_2, (data[1] & 0x04));
 264                 input_report_key(input, BTN_3, (data[1] & 0x08));
 265                 input_report_abs(input, ABS_MISC,
 266                                  data[1] & 0x0f ? PAD_DEVICE_ID : 0);
 267                 return 1;
 268         } else {
 269                 prox = data[1] & 0x80;
 270                 if (prox) {
 271                         switch ((data[1] >> 3) & 3) {
 272                         case 1: /* Rubber */
 273                                 wacom->tool[0] = BTN_TOOL_RUBBER;
 274                                 wacom->id[0] = ERASER_DEVICE_ID;
 275                                 break;
 276
 277                         case 2: /* Pen */
 278                                 wacom->tool[0] = BTN_TOOL_PEN;
 279                                 wacom->id[0] = STYLUS_DEVICE_ID;
 280                                 break;
 281                         }
 282                 }
 283
 284                 input_report_key(input, BTN_STYLUS, data[1] & 0x20);
 285                 input_report_key(input, BTN_STYLUS2, data[1] & 0x40);
 286                 input_report_abs(input, ABS_X, get_unaligned_be16(&data[3]));
 287                 input_report_abs(input, ABS_Y, get_unaligned_be16(&data[5]));
 288                 pressure = ((data[1] & 0x03) << 8) | (data[2] & 0xff);
 289                 input_report_abs(input, ABS_PRESSURE, pressure);
 290                 input_report_key(input, BTN_TOUCH, pressure > 10);
 291
 292                 if (!prox) /* out-prox */
 293                         wacom->id[0] = 0;
 294                 input_report_key(input, wacom->tool[0], prox);
 295                 input_report_abs(input, ABS_MISC, wacom->id[0]);
 296                 return 1;
 297         }
 298 }
 299
 300 static int wacom_graphire_irq(struct wacom_wac *wacom)
 301 {
 302         struct wacom_features *features = &wacom->features;
 303         unsigned char *data = wacom->data;
 304         struct input_dev *input = wacom->pen_input;
 305         struct input_dev *pad_input = wacom->pad_input;
 306         int battery_capacity, ps_connected;
 307         int prox;
 308         int rw = 0;
 309         int retval = 0;
 310
 311         if (features->type == GRAPHIRE_BT) {
 312                 if (data[0] != WACOM_REPORT_PENABLED_BT) {
 313                         dev_dbg(input->dev.parent,
 314                                 "%s: received unknown report #%d\n", __func__,
 315                                 data[0]);
 316                         goto exit;
 317                 }
 318         } else if (data[0] != WACOM_REPORT_PENABLED) {
 319                 dev_dbg(input->dev.parent,
 320                         "%s: received unknown report #%d\n", __func__, data[0]);
 321                 goto exit;
 322         }
 323
 324         prox = data[1] & 0x80;
 325         if (prox || wacom->id[0]) {
 326                 if (prox) {
 327                         switch ((data[1] >> 5) & 3) {
 328
 329                         case 0: /* Pen */
 330                                 wacom->tool[0] = BTN_TOOL_PEN;
 331                                 wacom->id[0] = STYLUS_DEVICE_ID;
 332                                 break;
 333
 334                         case 1: /* Rubber */
 335                                 wacom->tool[0] = BTN_TOOL_RUBBER;
 336                                 wacom->id[0] = ERASER_DEVICE_ID;
 337                                 break;
 338
 339                         case 2: /* Mouse with wheel */
 340                                 input_report_key(input, BTN_MIDDLE, data[1] & 0x04);
 341                                 /* fall through */
 342
 343                         case 3: /* Mouse without wheel */
 344                                 wacom->tool[0] = BTN_TOOL_MOUSE;
 345                                 wacom->id[0] = CURSOR_DEVICE_ID;
 346                                 break;
 347                         }
 348                 }
 349                 input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
 350                 input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
 351                 if (wacom->tool[0] != BTN_TOOL_MOUSE) {
 352                         if (features->type == GRAPHIRE_BT)
 353                                 input_report_abs(input, ABS_PRESSURE, data[6] |
 354                                         (((__u16) (data[1] & 0x08)) << 5));
 355                         else
 356                                 input_report_abs(input, ABS_PRESSURE, data[6] |
 357                                         ((data[7] & 0x03) << 8));
 358                         input_report_key(input, BTN_TOUCH, data[1] & 0x01);
 359                         input_report_key(input, BTN_STYLUS, data[1] & 0x02);
 360                         input_report_key(input, BTN_STYLUS2, data[1] & 0x04);
 361                 } else {
 362                         input_report_key(input, BTN_LEFT, data[1] & 0x01);
 363                         input_report_key(input, BTN_RIGHT, data[1] & 0x02);
 364                         if (features->type == WACOM_G4 ||
 365                                         features->type == WACOM_MO) {
 366                                 input_report_abs(input, ABS_DISTANCE, data[6] & 0x3f);
 367                                 rw = (data[7] & 0x04) - (data[7] & 0x03);
 368                         } else if (features->type == GRAPHIRE_BT) {
 369                                 /* Compute distance between mouse and tablet */
 370                                 rw = 44 - (data[6] >> 2);
 371                                 rw = clamp_val(rw, 0, 31);
 372                                 input_report_abs(input, ABS_DISTANCE, rw);
 373                                 if (((data[1] >> 5) & 3) == 2) {
 374                                         /* Mouse with wheel */
 375                                         input_report_key(input, BTN_MIDDLE,
 376                                                         data[1] & 0x04);
 377                                         rw = (data[6] & 0x01) ? -1 :
 378                                                 (data[6] & 0x02) ? 1 : 0;
 379                                 } else {
 380                                         rw = 0;
 381                                 }
 382                         } else {
 383                                 input_report_abs(input, ABS_DISTANCE, data[7] & 0x3f);
 384                                 rw = -(signed char)data[6];
 385                         }
 386                         input_report_rel(input, REL_WHEEL, rw);
 387                 }
 388
 389                 if (!prox)
 390                         wacom->id[0] = 0;
 391                 input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
 392                 input_report_key(input, wacom->tool[0], prox);
 393                 input_sync(input); /* sync last event */
 394         }
 395
 396         /* send pad data */
 397         switch (features->type) {
 398         case WACOM_G4:
 399                 prox = data[7] & 0xf8;
 400                 if (prox || wacom->id[1]) {
 401                         wacom->id[1] = PAD_DEVICE_ID;
 402                         input_report_key(pad_input, BTN_BACK, (data[7] & 0x40));
 403                         input_report_key(pad_input, BTN_FORWARD, (data[7] & 0x80));
 404                         rw = ((data[7] & 0x18) >> 3) - ((data[7] & 0x20) >> 3);
 405                         input_report_rel(pad_input, REL_WHEEL, rw);
 406                         if (!prox)
 407                                 wacom->id[1] = 0;
 408                         input_report_abs(pad_input, ABS_MISC, wacom->id[1]);
 409                         retval = 1;
 410                 }
 411                 break;
 412
 413         case WACOM_MO:
 414                 prox = (data[7] & 0xf8) || data[8];
 415                 if (prox || wacom->id[1]) {
 416                         wacom->id[1] = PAD_DEVICE_ID;
 417                         input_report_key(pad_input, BTN_BACK, (data[7] & 0x08));
 418                         input_report_key(pad_input, BTN_LEFT, (data[7] & 0x20));
 419                         input_report_key(pad_input, BTN_FORWARD, (data[7] & 0x10));
 420                         input_report_key(pad_input, BTN_RIGHT, (data[7] & 0x40));
 421                         input_report_abs(pad_input, ABS_WHEEL, (data[8] & 0x7f));
 422                         if (!prox)
 423                                 wacom->id[1] = 0;
 424                         input_report_abs(pad_input, ABS_MISC, wacom->id[1]);
 425                         retval = 1;
 426                 }
 427                 break;
 428         case GRAPHIRE_BT:
 429                 prox = data[7] & 0x03;
 430                 if (prox || wacom->id[1]) {
 431                         wacom->id[1] = PAD_DEVICE_ID;
 432                         input_report_key(pad_input, BTN_0, (data[7] & 0x02));
 433                         input_report_key(pad_input, BTN_1, (data[7] & 0x01));
 434                         if (!prox)
 435                                 wacom->id[1] = 0;
 436                         input_report_abs(pad_input, ABS_MISC, wacom->id[1]);
 437                         retval = 1;
 438                 }
 439                 break;
 440         }
 441
 442         /* Store current battery capacity and power supply state */
 443         if (features->type == GRAPHIRE_BT) {
 444                 rw = (data[7] >> 2 & 0x07);
 445                 battery_capacity = batcap_gr[rw];
 446                 ps_connected = rw == 7;
 447                 wacom_notify_battery(wacom, battery_capacity, ps_connected,
 448                                      1, ps_connected);
 449         }
 450 exit:
 451         return retval;
 452 }
 453
 454 static void wacom_intuos_schedule_prox_event(struct wacom_wac *wacom_wac)
 455 {
 456         struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
 457         struct wacom_features *features = &wacom_wac->features;
 458         struct hid_report *r;
 459         struct hid_report_enum *re;
 460
 461         re = &(wacom->hdev->report_enum[HID_FEATURE_REPORT]);
 462         if (features->type == INTUOSHT2)
 463                 r = re->report_id_hash[WACOM_REPORT_INTUOSHT2_ID];
 464         else
 465                 r = re->report_id_hash[WACOM_REPORT_INTUOS_ID1];
 466         if (r) {
 467                 hid_hw_request(wacom->hdev, r, HID_REQ_GET_REPORT);
 468         }
 469 }
 470
 471 static int wacom_intuos_pad(struct wacom_wac *wacom)
 472 {
 473         struct wacom_features *features = &wacom->features;
 474         unsigned char *data = wacom->data;
 475         struct input_dev *input = wacom->pad_input;
 476         int i;
 477         int buttons = 0, nbuttons = features->numbered_buttons;
 478         int keys = 0, nkeys = 0;
 479         int ring1 = 0, ring2 = 0;
 480         int strip1 = 0, strip2 = 0;
 481         bool prox = false;
 482
 483         /* pad packets. Works as a second tool and is always in prox */
 484         if (!(data[0] == WACOM_REPORT_INTUOSPAD || data[0] == WACOM_REPORT_INTUOS5PAD ||
 485               data[0] == WACOM_REPORT_CINTIQPAD))
 486                 return 0;
 487
 488         if (features->type >= INTUOS4S && features->type <= INTUOS4L) {
 489                 buttons = (data[3] << 1) | (data[2] & 0x01);
 490                 ring1 = data[1];
 491         } else if (features->type == DTK) {
 492                 buttons = data[6];
 493         } else if (features->type == WACOM_13HD) {
 494                 buttons = (data[4] << 1) | (data[3] & 0x01);
 495         } else if (features->type == WACOM_24HD) {
 496                 buttons = (data[8] << 8) | data[6];
 497                 ring1 = data[1];
 498                 ring2 = data[2];
 499
 500                 /*
 501                  * Three "buttons" are available on the 24HD which are
 502                  * physically implemented as a touchstrip. Each button
 503                  * is approximately 3 bits wide with a 2 bit spacing.
 504                  * The raw touchstrip bits are stored at:
 505                  *    ((data[3] & 0x1f) << 8) | data[4])
 506                  */
 507                 nkeys = 3;
 508                 keys = ((data[3] & 0x1C) ? 1<<2 : 0) |
 509                        ((data[4] & 0xE0) ? 1<<1 : 0) |
 510                        ((data[4] & 0x07) ? 1<<0 : 0);
 511         } else if (features->type == WACOM_27QHD) {
 512                 nkeys = 3;
 513                 keys = data[2] & 0x07;
 514
 515                 input_report_abs(input, ABS_X, be16_to_cpup((__be16 *)&data[4]));
 516                 input_report_abs(input, ABS_Y, be16_to_cpup((__be16 *)&data[6]));
 517                 input_report_abs(input, ABS_Z, be16_to_cpup((__be16 *)&data[8]));
 518         } else if (features->type == CINTIQ_HYBRID) {
 519                 /*
 520                  * Do not send hardware buttons under Android. They
 521                  * are already sent to the system through GPIO (and
 522                  * have different meaning).
 523                  *
 524                  * d-pad right  -> data[4] & 0x10
 525                  * d-pad up     -> data[4] & 0x20
 526                  * d-pad left   -> data[4] & 0x40
 527                  * d-pad down   -> data[4] & 0x80
 528                  * d-pad center -> data[3] & 0x01
 529                  */
 530                 buttons = (data[4] << 1) | (data[3] & 0x01);
 531         } else if (features->type == CINTIQ_COMPANION_2) {
 532                 /* d-pad right  -> data[2] & 0x10
 533                  * d-pad up     -> data[2] & 0x20
 534                  * d-pad left   -> data[2] & 0x40
 535                  * d-pad down   -> data[2] & 0x80
 536                  * d-pad center -> data[1] & 0x01
 537                  */
 538                 buttons = ((data[2] >> 4) << 7) |
 539                           ((data[1] & 0x04) << 4) |
 540                           ((data[2] & 0x0F) << 2) |
 541                           (data[1] & 0x03);
 542         } else if (features->type >= INTUOS5S && features->type <= INTUOSPL) {
 543                 /*
 544                  * ExpressKeys on Intuos5/Intuos Pro have a capacitive sensor in
 545                  * addition to the mechanical switch. Switch data is
 546                  * stored in data[4], capacitive data in data[5].
 547                  *
 548                  * Touch ring mode switch (data[3]) has no capacitive sensor
 549                  */
 550                 buttons = (data[4] << 1) | (data[3] & 0x01);
 551                 ring1 = data[2];
 552         } else {
 553                 if (features->type == WACOM_21UX2 || features->type == WACOM_22HD) {
 554                         buttons = (data[8] << 10) | ((data[7] & 0x01) << 9) |
 555                                   (data[6] << 1) | (data[5] & 0x01);
 556
 557                         if (features->type == WACOM_22HD) {
 558                                 nkeys = 3;
 559                                 keys = data[9] & 0x07;
 560                         }
 561                 } else {
 562                         buttons = ((data[6] & 0x10) << 5)  |
 563                                   ((data[5] & 0x10) << 4)  |
 564                                   ((data[6] & 0x0F) << 4)  |
 565                                   (data[5] & 0x0F);
 566                 }
 567                 strip1 = ((data[1] & 0x1f) << 8) | data[2];
 568                 strip2 = ((data[3] & 0x1f) << 8) | data[4];
 569         }
 570
 571         prox = (buttons & ~(~0 << nbuttons)) | (keys & ~(~0 << nkeys)) |
 572                (ring1 & 0x80) | (ring2 & 0x80) | strip1 | strip2;
 573
 574         wacom_report_numbered_buttons(input, nbuttons, buttons);
 575
 576         for (i = 0; i < nkeys; i++)
 577                 input_report_key(input, KEY_PROG1 + i, keys & (1 << i));
 578
 579         input_report_abs(input, ABS_RX, strip1);
 580         input_report_abs(input, ABS_RY, strip2);
 581
 582         input_report_abs(input, ABS_WHEEL,    (ring1 & 0x80) ? (ring1 & 0x7f) : 0);
 583         input_report_abs(input, ABS_THROTTLE, (ring2 & 0x80) ? (ring2 & 0x7f) : 0);
 584
 585         input_report_key(input, wacom->tool[1], prox ? 1 : 0);
 586         input_report_abs(input, ABS_MISC, prox ? PAD_DEVICE_ID : 0);
 587
 588         input_event(input, EV_MSC, MSC_SERIAL, 0xffffffff);
 589
 590         return 1;
 591 }
 592
 593 static int wacom_intuos_get_tool_type(int tool_id)
 594 {
 595         int tool_type;
 596
 597         switch (tool_id) {
 598         case 0x812: /* Inking pen */
 599         case 0x801: /* Intuos3 Inking pen */
 600         case 0x120802: /* Intuos4/5 Inking Pen */
 601         case 0x012:
 602                 tool_type = BTN_TOOL_PENCIL;
 603                 break;
 604
 605         case 0x822: /* Pen */
 606         case 0x842:
 607         case 0x852:
 608         case 0x823: /* Intuos3 Grip Pen */
 609         case 0x813: /* Intuos3 Classic Pen */
 610         case 0x885: /* Intuos3 Marker Pen */
 611         case 0x802: /* Intuos4/5 13HD/24HD General Pen */
 612         case 0x804: /* Intuos4/5 13HD/24HD Marker Pen */
 613         case 0x8e2: /* IntuosHT2 pen */
 614         case 0x022:
 615         case 0x100804: /* Intuos4/5 13HD/24HD Art Pen */
 616         case 0x140802: /* Intuos4/5 13HD/24HD Classic Pen */
 617         case 0x160802: /* Cintiq 13HD Pro Pen */
 618         case 0x180802: /* DTH2242 Pen */
 619         case 0x100802: /* Intuos4/5 13HD/24HD General Pen */
 620                 tool_type = BTN_TOOL_PEN;
 621                 break;
 622
 623         case 0x832: /* Stroke pen */
 624         case 0x032:
 625                 tool_type = BTN_TOOL_BRUSH;
 626                 break;
 627
 628         case 0x007: /* Mouse 4D and 2D */
 629         case 0x09c:
 630         case 0x094:
 631         case 0x017: /* Intuos3 2D Mouse */
 632         case 0x806: /* Intuos4 Mouse */
 633                 tool_type = BTN_TOOL_MOUSE;
 634                 break;
 635
 636         case 0x096: /* Lens cursor */
 637         case 0x097: /* Intuos3 Lens cursor */
 638         case 0x006: /* Intuos4 Lens cursor */
 639                 tool_type = BTN_TOOL_LENS;
 640                 break;
 641
 642         case 0x82a: /* Eraser */
 643         case 0x85a:
 644         case 0x91a:
 645         case 0xd1a:
 646         case 0x0fa:
 647         case 0x82b: /* Intuos3 Grip Pen Eraser */
 648         case 0x81b: /* Intuos3 Classic Pen Eraser */
 649         case 0x91b: /* Intuos3 Airbrush Eraser */
 650         case 0x80c: /* Intuos4/5 13HD/24HD Marker Pen Eraser */
 651         case 0x80a: /* Intuos4/5 13HD/24HD General Pen Eraser */
 652         case 0x90a: /* Intuos4/5 13HD/24HD Airbrush Eraser */
 653         case 0x14080a: /* Intuos4/5 13HD/24HD Classic Pen Eraser */
 654         case 0x10090a: /* Intuos4/5 13HD/24HD Airbrush Eraser */
 655         case 0x10080c: /* Intuos4/5 13HD/24HD Art Pen Eraser */
 656         case 0x16080a: /* Cintiq 13HD Pro Pen Eraser */
 657         case 0x18080a: /* DTH2242 Eraser */
 658         case 0x10080a: /* Intuos4/5 13HD/24HD General Pen Eraser */
 659                 tool_type = BTN_TOOL_RUBBER;
 660                 break;
 661
 662         case 0xd12:
 663         case 0x912:
 664         case 0x112:
 665         case 0x913: /* Intuos3 Airbrush */
 666         case 0x902: /* Intuos4/5 13HD/24HD Airbrush */
 667         case 0x100902: /* Intuos4/5 13HD/24HD Airbrush */
 668                 tool_type = BTN_TOOL_AIRBRUSH;
 669                 break;
 670
 671         default: /* Unknown tool */
 672                 tool_type = BTN_TOOL_PEN;
 673                 break;
 674         }
 675         return tool_type;
 676 }
 677
 678 static int wacom_intuos_inout(struct wacom_wac *wacom)
 679 {
 680         struct wacom_features *features = &wacom->features;
 681         unsigned char *data = wacom->data;
 682         struct input_dev *input = wacom->pen_input;
 683         int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
 684
 685         if (!(((data[1] & 0xfc) == 0xc0) ||  /* in prox */
 686             ((data[1] & 0xfe) == 0x20) ||    /* in range */
 687             ((data[1] & 0xfe) == 0x80)))     /* out prox */
 688                 return 0;
 689
 690         /* Enter report */
 691         if ((data[1] & 0xfc) == 0xc0) {
 692                 /* serial number of the tool */
 693                 wacom->serial[idx] = ((data[3] & 0x0f) << 28) +
 694                         (data[4] << 20) + (data[5] << 12) +
 695                         (data[6] << 4) + (data[7] >> 4);
 696
 697                 wacom->id[idx] = (data[2] << 4) | (data[3] >> 4) |
 698                         ((data[7] & 0x0f) << 20) | ((data[8] & 0xf0) << 12);
 699
 700                 wacom->tool[idx] = wacom_intuos_get_tool_type(wacom->id[idx]);
 701
 702                 wacom->shared->stylus_in_proximity = true;
 703                 return 1;
 704         }
 705
 706         /* in Range */
 707         if ((data[1] & 0xfe) == 0x20) {
 708                 if (features->type != INTUOSHT2)
 709                         wacom->shared->stylus_in_proximity = true;
 710
 711                 /* in Range while exiting */
 712                 if (wacom->reporting_data) {
 713                         input_report_key(input, BTN_TOUCH, 0);
 714                         input_report_abs(input, ABS_PRESSURE, 0);
 715                         input_report_abs(input, ABS_DISTANCE, wacom->features.distance_max);
 716                         return 2;
 717                 }
 718                 return 1;
 719         }
 720
 721         /* Exit report */
 722         if ((data[1] & 0xfe) == 0x80) {
 723                 wacom->shared->stylus_in_proximity = false;
 724                 wacom->reporting_data = false;
 725
 726                 /* don't report exit if we don't know the ID */
 727                 if (!wacom->id[idx])
 728                         return 1;
 729
 730                 /*
 731                  * Reset all states otherwise we lose the initial states
 732                  * when in-prox next time
 733                  */
 734                 input_report_abs(input, ABS_X, 0);
 735                 input_report_abs(input, ABS_Y, 0);
 736                 input_report_abs(input, ABS_DISTANCE, 0);
 737                 input_report_abs(input, ABS_TILT_X, 0);
 738                 input_report_abs(input, ABS_TILT_Y, 0);
 739                 if (wacom->tool[idx] >= BTN_TOOL_MOUSE) {
 740                         input_report_key(input, BTN_LEFT, 0);
 741                         input_report_key(input, BTN_MIDDLE, 0);
 742                         input_report_key(input, BTN_RIGHT, 0);
 743                         input_report_key(input, BTN_SIDE, 0);
 744                         input_report_key(input, BTN_EXTRA, 0);
 745                         input_report_abs(input, ABS_THROTTLE, 0);
 746                         input_report_abs(input, ABS_RZ, 0);
 747                 } else {
 748                         input_report_abs(input, ABS_PRESSURE, 0);
 749                         input_report_key(input, BTN_STYLUS, 0);
 750                         input_report_key(input, BTN_STYLUS2, 0);
 751                         input_report_key(input, BTN_TOUCH, 0);
 752                         input_report_abs(input, ABS_WHEEL, 0);
 753                         if (features->type >= INTUOS3S)
 754                                 input_report_abs(input, ABS_Z, 0);
 755                 }
 756                 input_report_key(input, wacom->tool[idx], 0);
 757                 input_report_abs(input, ABS_MISC, 0); /* reset tool id */
 758                 input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
 759                 wacom->id[idx] = 0;
 760                 return 2;
 761         }
 762
 763         return 0;
 764 }
 765
 766 static int wacom_remote_irq(struct wacom_wac *wacom_wac, size_t len)
 767 {
 768         unsigned char *data = wacom_wac->data;
 769         struct input_dev *input;
 770         struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
 771         struct wacom_remote *remote = wacom->remote;
 772         int bat_charging, bat_percent, touch_ring_mode;
 773         __u32 serial;
 774         int i, index = -1;
 775         unsigned long flags;
 776
 777         if (data[0] != WACOM_REPORT_REMOTE) {
 778                 hid_dbg(wacom->hdev, "%s: received unknown report #%d",
 779                         __func__, data[0]);
 780                 return 0;
 781         }
 782
 783         serial = data[3] + (data[4] << 8) + (data[5] << 16);
 784         wacom_wac->id[0] = PAD_DEVICE_ID;
 785
 786         spin_lock_irqsave(&remote->remote_lock, flags);
 787
 788         for (i = 0; i < WACOM_MAX_REMOTES; i++) {
 789                 if (remote->remotes[i].serial == serial) {
 790                         index = i;
 791                         break;
 792                 }
 793         }
 794
 795         if (index < 0 || !remote->remotes[index].registered)
 796                 goto out;
 797
 798         input = remote->remotes[index].input;
 799
 800         input_report_key(input, BTN_0, (data[9] & 0x01));
 801         input_report_key(input, BTN_1, (data[9] & 0x02));
 802         input_report_key(input, BTN_2, (data[9] & 0x04));
 803         input_report_key(input, BTN_3, (data[9] & 0x08));
 804         input_report_key(input, BTN_4, (data[9] & 0x10));
 805         input_report_key(input, BTN_5, (data[9] & 0x20));
 806         input_report_key(input, BTN_6, (data[9] & 0x40));
 807         input_report_key(input, BTN_7, (data[9] & 0x80));
 808
 809         input_report_key(input, BTN_8, (data[10] & 0x01));
 810         input_report_key(input, BTN_9, (data[10] & 0x02));
 811         input_report_key(input, BTN_A, (data[10] & 0x04));
 812         input_report_key(input, BTN_B, (data[10] & 0x08));
 813         input_report_key(input, BTN_C, (data[10] & 0x10));
 814         input_report_key(input, BTN_X, (data[10] & 0x20));
 815         input_report_key(input, BTN_Y, (data[10] & 0x40));
 816         input_report_key(input, BTN_Z, (data[10] & 0x80));
 817
 818         input_report_key(input, BTN_BASE, (data[11] & 0x01));
 819         input_report_key(input, BTN_BASE2, (data[11] & 0x02));
 820
 821         if (data[12] & 0x80)
 822                 input_report_abs(input, ABS_WHEEL, (data[12] & 0x7f) - 1);
 823         else
 824                 input_report_abs(input, ABS_WHEEL, 0);
 825
 826         bat_percent = data[7] & 0x7f;
 827         bat_charging = !!(data[7] & 0x80);
 828
 829         if (data[9] | data[10] | (data[11] & 0x03) | data[12])
 830                 input_report_abs(input, ABS_MISC, PAD_DEVICE_ID);
 831         else
 832                 input_report_abs(input, ABS_MISC, 0);
 833
 834         input_event(input, EV_MSC, MSC_SERIAL, serial);
 835
 836         input_sync(input);
 837
 838         /*Which mode select (LED light) is currently on?*/
 839         touch_ring_mode = (data[11] & 0xC0) >> 6;
 840
 841         for (i = 0; i < WACOM_MAX_REMOTES; i++) {
 842                 if (remote->remotes[i].serial == serial)
 843                         wacom->led.groups[i].select = touch_ring_mode;
 844         }
 845
 846         __wacom_notify_battery(&remote->remotes[index].battery, bat_percent,
 847                                 bat_charging, 1, bat_charging);
 848
 849 out:
 850         spin_unlock_irqrestore(&remote->remote_lock, flags);
 851         return 0;
 852 }
 853
 854 static void wacom_remote_status_irq(struct wacom_wac *wacom_wac, size_t len)
 855 {
 856         struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
 857         unsigned char *data = wacom_wac->data;
 858         struct wacom_remote *remote = wacom->remote;
 859         struct wacom_remote_data remote_data;
 860         unsigned long flags;
 861         int i, ret;
 862
 863         if (data[0] != WACOM_REPORT_DEVICE_LIST)
 864                 return;
 865
 866         memset(&remote_data, 0, sizeof(struct wacom_remote_data));
 867
 868         for (i = 0; i < WACOM_MAX_REMOTES; i++) {
 869                 int j = i * 6;
 870                 int serial = (data[j+6] << 16) + (data[j+5] << 8) + data[j+4];
 871                 bool connected = data[j+2];
 872
 873                 remote_data.remote[i].serial = serial;
 874                 remote_data.remote[i].connected = connected;
 875         }
 876
 877         spin_lock_irqsave(&remote->remote_lock, flags);
 878
 879         ret = kfifo_in(&remote->remote_fifo, &remote_data, sizeof(remote_data));
 880         if (ret != sizeof(remote_data)) {
 881                 spin_unlock_irqrestore(&remote->remote_lock, flags);
 882                 hid_err(wacom->hdev, "Can't queue Remote status event.\n");
 883                 return;
 884         }
 885
 886         spin_unlock_irqrestore(&remote->remote_lock, flags);
 887
 888         wacom_schedule_work(wacom_wac, WACOM_WORKER_REMOTE);
 889 }
 890
 891 static inline bool report_touch_events(struct wacom_wac *wacom)
 892 {
 893         return (touch_arbitration ? !wacom->shared->stylus_in_proximity : 1);
 894 }
 895
 896 static inline bool delay_pen_events(struct wacom_wac *wacom)
 897 {
 898         return (wacom->shared->touch_down && touch_arbitration);
 899 }
 900
 901 static int wacom_intuos_general(struct wacom_wac *wacom)
 902 {
 903         struct wacom_features *features = &wacom->features;
 904         unsigned char *data = wacom->data;
 905         struct input_dev *input = wacom->pen_input;
 906         int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
 907         unsigned char type = (data[1] >> 1) & 0x0F;
 908         unsigned int x, y, distance, t;
 909
 910         if (data[0] != WACOM_REPORT_PENABLED && data[0] != WACOM_REPORT_CINTIQ &&
 911                 data[0] != WACOM_REPORT_INTUOS_PEN)
 912                 return 0;
 913
 914         if (delay_pen_events(wacom))
 915                 return 1;
 916
 917         /* don't report events if we don't know the tool ID */
 918         if (!wacom->id[idx]) {
 919                 /* but reschedule a read of the current tool */
 920                 wacom_intuos_schedule_prox_event(wacom);
 921                 return 1;
 922         }
 923
 924         /*
 925          * don't report events for invalid data
 926          */
 927         /* older I4 styli don't work with new Cintiqs */
 928         if ((!((wacom->id[idx] >> 20) & 0x01) &&
 929                         (features->type == WACOM_21UX2)) ||
 930             /* Only large Intuos support Lense Cursor */
 931             (wacom->tool[idx] == BTN_TOOL_LENS &&
 932                 (features->type == INTUOS3 ||
 933                  features->type == INTUOS3S ||
 934                  features->type == INTUOS4 ||
 935                  features->type == INTUOS4S ||
 936                  features->type == INTUOS5 ||
 937                  features->type == INTUOS5S ||
 938                  features->type == INTUOSPM ||
 939                  features->type == INTUOSPS)) ||
 940            /* Cintiq doesn't send data when RDY bit isn't set */
 941            (features->type == CINTIQ && !(data[1] & 0x40)))
 942                 return 1;
 943
 944         x = (be16_to_cpup((__be16 *)&data[2]) << 1) | ((data[9] >> 1) & 1);
 945         y = (be16_to_cpup((__be16 *)&data[4]) << 1) | (data[9] & 1);
 946         distance = data[9] >> 2;
 947         if (features->type < INTUOS3S) {
 948                 x >>= 1;
 949                 y >>= 1;
 950                 distance >>= 1;
 951         }
 952         if (features->type == INTUOSHT2)
 953                 distance = features->distance_max - distance;
 954         input_report_abs(input, ABS_X, x);
 955         input_report_abs(input, ABS_Y, y);
 956         input_report_abs(input, ABS_DISTANCE, distance);
 957
 958         switch (type) {
 959         case 0x00:
 960         case 0x01:
 961         case 0x02:
 962         case 0x03:
 963                 /* general pen packet */
 964                 t = (data[6] << 3) | ((data[7] & 0xC0) >> 5) | (data[1] & 1);
 965                 if (features->pressure_max < 2047)
 966                         t >>= 1;
 967                 input_report_abs(input, ABS_PRESSURE, t);
 968                 if (features->type != INTUOSHT2) {
 969                     input_report_abs(input, ABS_TILT_X,
 970                                  (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
 971                     input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
 972                 }
 973                 input_report_key(input, BTN_STYLUS, data[1] & 2);
 974                 input_report_key(input, BTN_STYLUS2, data[1] & 4);
 975                 input_report_key(input, BTN_TOUCH, t > 10);
 976                 break;
 977
 978         case 0x0a:
 979                 /* airbrush second packet */
 980                 input_report_abs(input, ABS_WHEEL,
 981                                 (data[6] << 2) | ((data[7] >> 6) & 3));
 982                 input_report_abs(input, ABS_TILT_X,
 983                                  (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
 984                 input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
 985                 break;
 986
 987         case 0x05:
 988                 /* Rotation packet */
 989                 if (features->type >= INTUOS3S) {
 990                         /* I3 marker pen rotation */
 991                         t = (data[6] << 3) | ((data[7] >> 5) & 7);
 992                         t = (data[7] & 0x20) ? ((t > 900) ? ((t-1) / 2 - 1350) :
 993                                 ((t-1) / 2 + 450)) : (450 - t / 2) ;
 994                         input_report_abs(input, ABS_Z, t);
 995                 } else {
 996                         /* 4D mouse 2nd packet */
 997                         t = (data[6] << 3) | ((data[7] >> 5) & 7);
 998                         input_report_abs(input, ABS_RZ, (data[7] & 0x20) ?
 999                                 ((t - 1) / 2) : -t / 2);
1000                 }
1001                 break;
1002
1003         case 0x04:
1004                 /* 4D mouse 1st packet */
1005                 input_report_key(input, BTN_LEFT,   data[8] & 0x01);
1006                 input_report_key(input, BTN_MIDDLE, data[8] & 0x02);
1007                 input_report_key(input, BTN_RIGHT,  data[8] & 0x04);
1008
1009                 input_report_key(input, BTN_SIDE,   data[8] & 0x20);
1010                 input_report_key(input, BTN_EXTRA,  data[8] & 0x10);
1011                 t = (data[6] << 2) | ((data[7] >> 6) & 3);
1012                 input_report_abs(input, ABS_THROTTLE, (data[8] & 0x08) ? -t : t);
1013                 break;
1014
1015         case 0x06:
1016                 /* I4 mouse */
1017                 input_report_key(input, BTN_LEFT,   data[6] & 0x01);
1018                 input_report_key(input, BTN_MIDDLE, data[6] & 0x02);
1019                 input_report_key(input, BTN_RIGHT,  data[6] & 0x04);
1020                 input_report_rel(input, REL_WHEEL, ((data[7] & 0x80) >> 7)
1021                                  - ((data[7] & 0x40) >> 6));
1022                 input_report_key(input, BTN_SIDE,   data[6] & 0x08);
1023                 input_report_key(input, BTN_EXTRA,  data[6] & 0x10);
1024
1025                 input_report_abs(input, ABS_TILT_X,
1026                         (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
1027                 input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
1028                 break;
1029
1030         case 0x08:
1031                 if (wacom->tool[idx] == BTN_TOOL_MOUSE) {
1032                         /* 2D mouse packet */
1033                         input_report_key(input, BTN_LEFT,   data[8] & 0x04);
1034                         input_report_key(input, BTN_MIDDLE, data[8] & 0x08);
1035                         input_report_key(input, BTN_RIGHT,  data[8] & 0x10);
1036                         input_report_rel(input, REL_WHEEL, (data[8] & 0x01)
1037                                          - ((data[8] & 0x02) >> 1));
1038
1039                         /* I3 2D mouse side buttons */
1040                         if (features->type >= INTUOS3S && features->type <= INTUOS3L) {
1041                                 input_report_key(input, BTN_SIDE,   data[8] & 0x40);
1042                                 input_report_key(input, BTN_EXTRA,  data[8] & 0x20);
1043                         }
1044                 }
1045                 else if (wacom->tool[idx] == BTN_TOOL_LENS) {
1046                         /* Lens cursor packets */
1047                         input_report_key(input, BTN_LEFT,   data[8] & 0x01);
1048                         input_report_key(input, BTN_MIDDLE, data[8] & 0x02);
1049                         input_report_key(input, BTN_RIGHT,  data[8] & 0x04);
1050                         input_report_key(input, BTN_SIDE,   data[8] & 0x10);
1051                         input_report_key(input, BTN_EXTRA,  data[8] & 0x08);
1052                 }
1053                 break;
1054
1055         case 0x07:
1056         case 0x09:
1057         case 0x0b:
1058         case 0x0c:
1059         case 0x0d:
1060         case 0x0e:
1061         case 0x0f:
1062                 /* unhandled */
1063                 break;
1064         }
1065
1066         input_report_abs(input, ABS_MISC, wacom->id[idx]); /* report tool id */
1067         input_report_key(input, wacom->tool[idx], 1);
1068         input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
1069         wacom->reporting_data = true;
1070         return 2;
1071 }
1072
1073 static int wacom_intuos_irq(struct wacom_wac *wacom)
1074 {
1075         unsigned char *data = wacom->data;
1076         struct input_dev *input = wacom->pen_input;
1077         int result;
1078
1079         if (data[0] != WACOM_REPORT_PENABLED &&
1080             data[0] != WACOM_REPORT_INTUOS_ID1 &&
1081             data[0] != WACOM_REPORT_INTUOS_ID2 &&
1082             data[0] != WACOM_REPORT_INTUOSPAD &&
1083             data[0] != WACOM_REPORT_INTUOS_PEN &&
1084             data[0] != WACOM_REPORT_CINTIQ &&
1085             data[0] != WACOM_REPORT_CINTIQPAD &&
1086             data[0] != WACOM_REPORT_INTUOS5PAD) {
1087                 dev_dbg(input->dev.parent,
1088                         "%s: received unknown report #%d\n", __func__, data[0]);
1089                 return 0;
1090         }
1091
1092         /* process pad events */
1093         result = wacom_intuos_pad(wacom);
1094         if (result)
1095                 return result;
1096
1097         /* process in/out prox events */
1098         result = wacom_intuos_inout(wacom);
1099         if (result)
1100                 return result - 1;
1101
1102         /* process general packets */
1103         result = wacom_intuos_general(wacom);
1104         if (result)
1105                 return result - 1;
1106
1107         return 0;
1108 }
1109
1110 static int int_dist(int x1, int y1, int x2, int y2)
1111 {
1112         int x = x2 - x1;
1113         int y = y2 - y1;
1114
1115         return int_sqrt(x*x + y*y);
1116 }
1117
1118 static void wacom_intuos_bt_process_data(struct wacom_wac *wacom,
1119                 unsigned char *data)
1120 {
1121         memcpy(wacom->data, data, 10);
1122         wacom_intuos_irq(wacom);
1123
1124         input_sync(wacom->pen_input);
1125         if (wacom->pad_input)
1126                 input_sync(wacom->pad_input);
1127 }
1128
1129 static int wacom_intuos_bt_irq(struct wacom_wac *wacom, size_t len)
1130 {
1131         unsigned char data[WACOM_PKGLEN_MAX];
1132         int i = 1;
1133         unsigned power_raw, battery_capacity, bat_charging, ps_connected;
1134
1135         memcpy(data, wacom->data, len);
1136
1137         switch (data[0]) {
1138         case 0x04:
1139                 wacom_intuos_bt_process_data(wacom, data + i);
1140                 i += 10;
1141                 /* fall through */
1142         case 0x03:
1143                 wacom_intuos_bt_process_data(wacom, data + i);
1144                 i += 10;
1145                 wacom_intuos_bt_process_data(wacom, data + i);
1146                 i += 10;
1147                 power_raw = data[i];
1148                 bat_charging = (power_raw & 0x08) ? 1 : 0;
1149                 ps_connected = (power_raw & 0x10) ? 1 : 0;
1150                 battery_capacity = batcap_i4[power_raw & 0x07];
1151                 wacom_notify_battery(wacom, battery_capacity, bat_charging,
1152                                      battery_capacity || bat_charging,
1153                                      ps_connected);
1154                 break;
1155         default:
1156                 dev_dbg(wacom->pen_input->dev.parent,
1157                                 "Unknown report: %d,%d size:%zu\n",
1158                                 data[0], data[1], len);
1159                 return 0;
1160         }
1161         return 0;
1162 }
1163
1164 static int wacom_wac_finger_count_touches(struct wacom_wac *wacom)
1165 {
1166         struct input_dev *input = wacom->touch_input;
1167         unsigned touch_max = wacom->features.touch_max;
1168         int count = 0;
1169         int i;
1170
1171         if (!touch_max)
1172                 return 0;
1173
1174         if (touch_max == 1)
1175                 return test_bit(BTN_TOUCH, input->key) &&
1176                         report_touch_events(wacom);
1177
1178         for (i = 0; i < input->mt->num_slots; i++) {
1179                 struct input_mt_slot *ps = &input->mt->slots[i];
1180                 int id = input_mt_get_value(ps, ABS_MT_TRACKING_ID);
1181                 if (id >= 0)
1182                         count++;
1183         }
1184
1185         return count;
1186 }
1187
1188 static int wacom_24hdt_irq(struct wacom_wac *wacom)
1189 {
1190         struct input_dev *input = wacom->touch_input;
1191         unsigned char *data = wacom->data;
1192         int i;
1193         int current_num_contacts = data[61];
1194         int contacts_to_send = 0;
1195         int num_contacts_left = 4; /* maximum contacts per packet */
1196         int byte_per_packet = WACOM_BYTES_PER_24HDT_PACKET;
1197         int y_offset = 2;
1198
1199         if (wacom->features.type == WACOM_27QHDT) {
1200                 current_num_contacts = data[63];
1201                 num_contacts_left = 10;
1202                 byte_per_packet = WACOM_BYTES_PER_QHDTHID_PACKET;
1203                 y_offset = 0;
1204         }
1205
1206         /*
1207          * First packet resets the counter since only the first
1208          * packet in series will have non-zero current_num_contacts.
1209          */
1210         if (current_num_contacts)
1211                 wacom->num_contacts_left = current_num_contacts;
1212
1213         contacts_to_send = min(num_contacts_left, wacom->num_contacts_left);
1214
1215         for (i = 0; i < contacts_to_send; i++) {
1216                 int offset = (byte_per_packet * i) + 1;
1217                 bool touch = (data[offset] & 0x1) && report_touch_events(wacom);
1218                 int slot = input_mt_get_slot_by_key(input, data[offset + 1]);
1219
1220                 if (slot < 0)
1221                         continue;
1222                 input_mt_slot(input, slot);
1223                 input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1224
1225                 if (touch) {
1226                         int t_x = get_unaligned_le16(&data[offset + 2]);
1227                         int t_y = get_unaligned_le16(&data[offset + 4 + y_offset]);
1228
1229                         input_report_abs(input, ABS_MT_POSITION_X, t_x);
1230                         input_report_abs(input, ABS_MT_POSITION_Y, t_y);
1231
1232                         if (wacom->features.type != WACOM_27QHDT) {
1233                                 int c_x = get_unaligned_le16(&data[offset + 4]);
1234                                 int c_y = get_unaligned_le16(&data[offset + 8]);
1235                                 int w = get_unaligned_le16(&data[offset + 10]);
1236                                 int h = get_unaligned_le16(&data[offset + 12]);
1237
1238                                 input_report_abs(input, ABS_MT_TOUCH_MAJOR, min(w,h));
1239                                 input_report_abs(input, ABS_MT_WIDTH_MAJOR,
1240                                                  min(w, h) + int_dist(t_x, t_y, c_x, c_y));
1241                                 input_report_abs(input, ABS_MT_WIDTH_MINOR, min(w, h));
1242                                 input_report_abs(input, ABS_MT_ORIENTATION, w > h);
1243                         }
1244                 }
1245         }
1246         input_mt_sync_frame(input);
1247
1248         wacom->num_contacts_left -= contacts_to_send;
1249         if (wacom->num_contacts_left <= 0) {
1250                 wacom->num_contacts_left = 0;
1251                 wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1252         }
1253         return 1;
1254 }
1255
1256 static int wacom_mt_touch(struct wacom_wac *wacom)
1257 {
1258         struct input_dev *input = wacom->touch_input;
1259         unsigned char *data = wacom->data;
1260         int i;
1261         int current_num_contacts = data[2];
1262         int contacts_to_send = 0;
1263         int x_offset = 0;
1264
1265         /* MTTPC does not support Height and Width */
1266         if (wacom->features.type == MTTPC || wacom->features.type == MTTPC_B)
1267                 x_offset = -4;
1268
1269         /*
1270          * First packet resets the counter since only the first
1271          * packet in series will have non-zero current_num_contacts.
1272          */
1273         if (current_num_contacts)
1274                 wacom->num_contacts_left = current_num_contacts;
1275
1276         /* There are at most 5 contacts per packet */
1277         contacts_to_send = min(5, wacom->num_contacts_left);
1278
1279         for (i = 0; i < contacts_to_send; i++) {
1280                 int offset = (WACOM_BYTES_PER_MT_PACKET + x_offset) * i + 3;
1281                 bool touch = (data[offset] & 0x1) && report_touch_events(wacom);
1282                 int id = get_unaligned_le16(&data[offset + 1]);
1283                 int slot = input_mt_get_slot_by_key(input, id);
1284
1285                 if (slot < 0)
1286                         continue;
1287
1288                 input_mt_slot(input, slot);
1289                 input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1290                 if (touch) {
1291                         int x = get_unaligned_le16(&data[offset + x_offset + 7]);
1292                         int y = get_unaligned_le16(&data[offset + x_offset + 9]);
1293                         input_report_abs(input, ABS_MT_POSITION_X, x);
1294                         input_report_abs(input, ABS_MT_POSITION_Y, y);
1295                 }
1296         }
1297         input_mt_sync_frame(input);
1298
1299         wacom->num_contacts_left -= contacts_to_send;
1300         if (wacom->num_contacts_left <= 0) {
1301                 wacom->num_contacts_left = 0;
1302                 wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1303         }
1304         return 1;
1305 }
1306
1307 static int wacom_tpc_mt_touch(struct wacom_wac *wacom)
1308 {
1309         struct input_dev *input = wacom->touch_input;
1310         unsigned char *data = wacom->data;
1311         int i;
1312
1313         for (i = 0; i < 2; i++) {
1314                 int p = data[1] & (1 << i);
1315                 bool touch = p && report_touch_events(wacom);
1316
1317                 input_mt_slot(input, i);
1318                 input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1319                 if (touch) {
1320                         int x = le16_to_cpup((__le16 *)&data[i * 2 + 2]) & 0x7fff;
1321                         int y = le16_to_cpup((__le16 *)&data[i * 2 + 6]) & 0x7fff;
1322
1323                         input_report_abs(input, ABS_MT_POSITION_X, x);
1324                         input_report_abs(input, ABS_MT_POSITION_Y, y);
1325                 }
1326         }
1327         input_mt_sync_frame(input);
1328
1329         /* keep touch state for pen event */
1330         wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1331
1332         return 1;
1333 }
1334
1335 static int wacom_tpc_single_touch(struct wacom_wac *wacom, size_t len)
1336 {
1337         unsigned char *data = wacom->data;
1338         struct input_dev *input = wacom->touch_input;
1339         bool prox = report_touch_events(wacom);
1340         int x = 0, y = 0;
1341
1342         if (wacom->features.touch_max > 1 || len > WACOM_PKGLEN_TPC2FG)
1343                 return 0;
1344
1345         if (len == WACOM_PKGLEN_TPC1FG) {
1346                 prox = prox && (data[0] & 0x01);
1347                 x = get_unaligned_le16(&data[1]);
1348                 y = get_unaligned_le16(&data[3]);
1349         } else if (len == WACOM_PKGLEN_TPC1FG_B) {
1350                 prox = prox && (data[2] & 0x01);
1351                 x = get_unaligned_le16(&data[3]);
1352                 y = get_unaligned_le16(&data[5]);
1353         } else {
1354                 prox = prox && (data[1] & 0x01);
1355                 x = le16_to_cpup((__le16 *)&data[2]);
1356                 y = le16_to_cpup((__le16 *)&data[4]);
1357         }
1358
1359         if (prox) {
1360                 input_report_abs(input, ABS_X, x);
1361                 input_report_abs(input, ABS_Y, y);
1362         }
1363         input_report_key(input, BTN_TOUCH, prox);
1364
1365         /* keep touch state for pen events */
1366         wacom->shared->touch_down = prox;
1367
1368         return 1;
1369 }
1370
1371 static int wacom_tpc_pen(struct wacom_wac *wacom)
1372 {
1373         unsigned char *data = wacom->data;
1374         struct input_dev *input = wacom->pen_input;
1375         bool prox = data[1] & 0x20;
1376
1377         if (!wacom->shared->stylus_in_proximity) /* first in prox */
1378                 /* Going into proximity select tool */
1379                 wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
1380
1381         /* keep pen state for touch events */
1382         wacom->shared->stylus_in_proximity = prox;
1383
1384         /* send pen events only when touch is up or forced out
1385          * or touch arbitration is off
1386          */
1387         if (!delay_pen_events(wacom)) {
1388                 input_report_key(input, BTN_STYLUS, data[1] & 0x02);
1389                 input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
1390                 input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
1391                 input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
1392                 input_report_abs(input, ABS_PRESSURE, ((data[7] & 0x07) << 8) | data[6]);
1393                 input_report_key(input, BTN_TOUCH, data[1] & 0x05);
1394                 input_report_key(input, wacom->tool[0], prox);
1395                 return 1;
1396         }
1397
1398         return 0;
1399 }
1400
1401 static int wacom_tpc_irq(struct wacom_wac *wacom, size_t len)
1402 {
1403         unsigned char *data = wacom->data;
1404
1405         if (wacom->pen_input) {
1406                 dev_dbg(wacom->pen_input->dev.parent,
1407                         "%s: received report #%d\n", __func__, data[0]);
1408
1409                 if (len == WACOM_PKGLEN_PENABLED ||
1410                     data[0] == WACOM_REPORT_PENABLED)
1411                         return wacom_tpc_pen(wacom);
1412         }
1413         else if (wacom->touch_input) {
1414                 dev_dbg(wacom->touch_input->dev.parent,
1415                         "%s: received report #%d\n", __func__, data[0]);
1416
1417                 switch (len) {
1418                 case WACOM_PKGLEN_TPC1FG:
1419                         return wacom_tpc_single_touch(wacom, len);
1420
1421                 case WACOM_PKGLEN_TPC2FG:
1422                         return wacom_tpc_mt_touch(wacom);
1423
1424                 default:
1425                         switch (data[0]) {
1426                         case WACOM_REPORT_TPC1FG:
1427                         case WACOM_REPORT_TPCHID:
1428                         case WACOM_REPORT_TPCST:
1429                         case WACOM_REPORT_TPC1FGE:
1430                                 return wacom_tpc_single_touch(wacom, len);
1431
1432                         case WACOM_REPORT_TPCMT:
1433                         case WACOM_REPORT_TPCMT2:
1434                                 return wacom_mt_touch(wacom);
1435
1436                         }
1437                 }
1438         }
1439
1440         return 0;
1441 }
1442
1443 static void wacom_map_usage(struct input_dev *input, struct hid_usage *usage,
1444                 struct hid_field *field, __u8 type, __u16 code, int fuzz)
1445 {
1446         int fmin = field->logical_minimum;
1447         int fmax = field->logical_maximum;
1448
1449         usage->type = type;
1450         usage->code = code;
1451
1452         set_bit(type, input->evbit);
1453
1454         switch (type) {
1455         case EV_ABS:
1456                 input_set_abs_params(input, code, fmin, fmax, fuzz, 0);
1457                 input_abs_set_res(input, code,
1458                                   hidinput_calc_abs_res(field, code));
1459                 break;
1460         case EV_KEY:
1461                 input_set_capability(input, EV_KEY, code);
1462                 break;
1463         case EV_MSC:
1464                 input_set_capability(input, EV_MSC, code);
1465                 break;
1466         }
1467 }
1468
1469 static void wacom_wac_pen_usage_mapping(struct hid_device *hdev,
1470                 struct hid_field *field, struct hid_usage *usage)
1471 {
1472         struct wacom *wacom = hid_get_drvdata(hdev);
1473         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1474         struct input_dev *input = wacom_wac->pen_input;
1475
1476         switch (usage->hid) {
1477         case HID_GD_X:
1478                 wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 4);
1479                 break;
1480         case HID_GD_Y:
1481                 wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 4);
1482                 break;
1483         case HID_DG_TIPPRESSURE:
1484                 wacom_map_usage(input, usage, field, EV_ABS, ABS_PRESSURE, 0);
1485                 break;
1486         case HID_DG_INRANGE:
1487                 wacom_map_usage(input, usage, field, EV_KEY, BTN_TOOL_PEN, 0);
1488                 break;
1489         case HID_DG_INVERT:
1490                 wacom_map_usage(input, usage, field, EV_KEY,
1491                                 BTN_TOOL_RUBBER, 0);
1492                 break;
1493         case HID_DG_ERASER:
1494         case HID_DG_TIPSWITCH:
1495                 wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
1496                 break;
1497         case HID_DG_BARRELSWITCH:
1498                 wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS, 0);
1499                 break;
1500         case HID_DG_BARRELSWITCH2:
1501                 wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS2, 0);
1502                 break;
1503         case HID_DG_TOOLSERIALNUMBER:
1504                 wacom_map_usage(input, usage, field, EV_MSC, MSC_SERIAL, 0);
1505                 break;
1506         }
1507 }
1508
1509 static int wacom_wac_pen_event(struct hid_device *hdev, struct hid_field *field,
1510                 struct hid_usage *usage, __s32 value)
1511 {
1512         struct wacom *wacom = hid_get_drvdata(hdev);
1513         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1514         struct input_dev *input = wacom_wac->pen_input;
1515
1516         /* checking which Tool / tip switch to send */
1517         switch (usage->hid) {
1518         case HID_DG_INRANGE:
1519                 wacom_wac->hid_data.inrange_state = value;
1520                 return 0;
1521         case HID_DG_INVERT:
1522                 wacom_wac->hid_data.invert_state = value;
1523                 return 0;
1524         case HID_DG_ERASER:
1525         case HID_DG_TIPSWITCH:
1526                 wacom_wac->hid_data.tipswitch |= value;
1527                 return 0;
1528         }
1529
1530         /* send pen events only when touch is up or forced out
1531          * or touch arbitration is off
1532          */
1533         if (!usage->type || delay_pen_events(wacom_wac))
1534                 return 0;
1535
1536         input_event(input, usage->type, usage->code, value);
1537
1538         return 0;
1539 }
1540
1541 static void wacom_wac_pen_pre_report(struct hid_device *hdev,
1542                 struct hid_report *report)
1543 {
1544         return;
1545 }
1546
1547 static void wacom_wac_pen_report(struct hid_device *hdev,
1548                 struct hid_report *report)
1549 {
1550         struct wacom *wacom = hid_get_drvdata(hdev);
1551         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1552         struct input_dev *input = wacom_wac->pen_input;
1553         bool prox = wacom_wac->hid_data.inrange_state;
1554
1555         if (!wacom_wac->shared->stylus_in_proximity) /* first in prox */
1556                 /* Going into proximity select tool */
1557                 wacom_wac->tool[0] = wacom_wac->hid_data.invert_state ?
1558                                                 BTN_TOOL_RUBBER : BTN_TOOL_PEN;
1559
1560         /* keep pen state for touch events */
1561         wacom_wac->shared->stylus_in_proximity = prox;
1562
1563         if (!delay_pen_events(wacom_wac)) {
1564                 input_report_key(input, BTN_TOUCH,
1565                                 wacom_wac->hid_data.tipswitch);
1566                 input_report_key(input, wacom_wac->tool[0], prox);
1567
1568                 wacom_wac->hid_data.tipswitch = false;
1569
1570                 input_sync(input);
1571         }
1572 }
1573
1574 static void wacom_wac_finger_usage_mapping(struct hid_device *hdev,
1575                 struct hid_field *field, struct hid_usage *usage)
1576 {
1577         struct wacom *wacom = hid_get_drvdata(hdev);
1578         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1579         struct input_dev *input = wacom_wac->touch_input;
1580         unsigned touch_max = wacom_wac->features.touch_max;
1581
1582         switch (usage->hid) {
1583         case HID_GD_X:
1584                 if (touch_max == 1)
1585                         wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 4);
1586                 else
1587                         wacom_map_usage(input, usage, field, EV_ABS,
1588                                         ABS_MT_POSITION_X, 4);
1589                 break;
1590         case HID_GD_Y:
1591                 if (touch_max == 1)
1592                         wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 4);
1593                 else
1594                         wacom_map_usage(input, usage, field, EV_ABS,
1595                                         ABS_MT_POSITION_Y, 4);
1596                 break;
1597         case HID_DG_WIDTH:
1598         case HID_DG_HEIGHT:
1599                 wacom_map_usage(input, usage, field, EV_ABS, ABS_MT_TOUCH_MAJOR, 0);
1600                 wacom_map_usage(input, usage, field, EV_ABS, ABS_MT_TOUCH_MINOR, 0);
1601                 input_set_abs_params(input, ABS_MT_ORIENTATION, 0, 1, 0, 0);
1602                 break;
1603         case HID_DG_TIPSWITCH:
1604                 wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
1605                 break;
1606         case HID_DG_CONTACTCOUNT:
1607                 wacom_wac->hid_data.cc_report = field->report->id;
1608                 wacom_wac->hid_data.cc_index = field->index;
1609                 wacom_wac->hid_data.cc_value_index = usage->usage_index;
1610                 break;
1611         }
1612 }
1613
1614 static void wacom_wac_finger_slot(struct wacom_wac *wacom_wac,
1615                 struct input_dev *input)
1616 {
1617         struct hid_data *hid_data = &wacom_wac->hid_data;
1618         bool mt = wacom_wac->features.touch_max > 1;
1619         bool prox = hid_data->tipswitch &&
1620                     report_touch_events(wacom_wac);
1621
1622         wacom_wac->hid_data.num_received++;
1623         if (wacom_wac->hid_data.num_received > wacom_wac->hid_data.num_expected)
1624                 return;
1625
1626         if (mt) {
1627                 int slot;
1628
1629                 slot = input_mt_get_slot_by_key(input, hid_data->id);
1630                 input_mt_slot(input, slot);
1631                 input_mt_report_slot_state(input, MT_TOOL_FINGER, prox);
1632         }
1633         else {
1634                 input_report_key(input, BTN_TOUCH, prox);
1635         }
1636
1637         if (prox) {
1638                 input_report_abs(input, mt ? ABS_MT_POSITION_X : ABS_X,
1639                                  hid_data->x);
1640                 input_report_abs(input, mt ? ABS_MT_POSITION_Y : ABS_Y,
1641                                  hid_data->y);
1642
1643                 if (test_bit(ABS_MT_TOUCH_MAJOR, input->absbit)) {
1644                         input_report_abs(input, ABS_MT_TOUCH_MAJOR, max(hid_data->width, hid_data->height));
1645                         input_report_abs(input, ABS_MT_TOUCH_MINOR, min(hid_data->width, hid_data->height));
1646                         if (hid_data->width != hid_data->height)
1647                                 input_report_abs(input, ABS_MT_ORIENTATION, hid_data->width <= hid_data->height ? 0 : 1);
1648                 }
1649         }
1650 }
1651
1652 static int wacom_wac_finger_event(struct hid_device *hdev,
1653                 struct hid_field *field, struct hid_usage *usage, __s32 value)
1654 {
1655         struct wacom *wacom = hid_get_drvdata(hdev);
1656         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1657
1658         switch (usage->hid) {
1659         case HID_GD_X:
1660                 wacom_wac->hid_data.x = value;
1661                 break;
1662         case HID_GD_Y:
1663                 wacom_wac->hid_data.y = value;
1664                 break;
1665         case HID_DG_WIDTH:
1666                 wacom_wac->hid_data.width = value;
1667                 break;
1668         case HID_DG_HEIGHT:
1669                 wacom_wac->hid_data.height = value;
1670                 break;
1671         case HID_DG_CONTACTID:
1672                 wacom_wac->hid_data.id = value;
1673                 break;
1674         case HID_DG_TIPSWITCH:
1675                 wacom_wac->hid_data.tipswitch = value;
1676                 break;
1677         }
1678
1679
1680         if (usage->usage_index + 1 == field->report_count) {
1681                 if (usage->hid == wacom_wac->hid_data.last_slot_field)
1682                         wacom_wac_finger_slot(wacom_wac, wacom_wac->touch_input);
1683         }
1684
1685         return 0;
1686 }
1687
1688 static void wacom_wac_finger_pre_report(struct hid_device *hdev,
1689                 struct hid_report *report)
1690 {
1691         struct wacom *wacom = hid_get_drvdata(hdev);
1692         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1693         struct hid_data* hid_data = &wacom_wac->hid_data;
1694         int i;
1695
1696         hid_data->cc_report = 0;
1697         hid_data->cc_index = -1;
1698         hid_data->cc_value_index = -1;
1699
1700         for (i = 0; i < report->maxfield; i++) {
1701                 struct hid_field *field = report->field[i];
1702                 int j;
1703
1704                 for (j = 0; j < field->maxusage; j++) {
1705                         struct hid_usage *usage = &field->usage[j];
1706
1707                         switch (usage->hid) {
1708                         case HID_GD_X:
1709                         case HID_GD_Y:
1710                         case HID_DG_WIDTH:
1711                         case HID_DG_HEIGHT:
1712                         case HID_DG_CONTACTID:
1713                         case HID_DG_INRANGE:
1714                         case HID_DG_INVERT:
1715                         case HID_DG_TIPSWITCH:
1716                                 hid_data->last_slot_field = usage->hid;
1717                                 break;
1718                         case HID_DG_CONTACTCOUNT:
1719                                 hid_data->cc_report = report->id;
1720                                 hid_data->cc_index = i;
1721                                 hid_data->cc_value_index = j;
1722                                 break;
1723                         }
1724                 }
1725         }
1726
1727         if (hid_data->cc_report != 0 &&
1728             hid_data->cc_index >= 0) {
1729                 struct hid_field *field = report->field[hid_data->cc_index];
1730                 int value = field->value[hid_data->cc_value_index];
1731                 if (value)
1732                         hid_data->num_expected = value;
1733         }
1734         else {
1735                 hid_data->num_expected = wacom_wac->features.touch_max;
1736         }
1737 }
1738
1739 static void wacom_wac_finger_report(struct hid_device *hdev,
1740                 struct hid_report *report)
1741 {
1742         struct wacom *wacom = hid_get_drvdata(hdev);
1743         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1744         struct input_dev *input = wacom_wac->touch_input;
1745         unsigned touch_max = wacom_wac->features.touch_max;
1746
1747         /* If more packets of data are expected, give us a chance to
1748          * process them rather than immediately syncing a partial
1749          * update.
1750          */
1751         if (wacom_wac->hid_data.num_received < wacom_wac->hid_data.num_expected)
1752                 return;
1753
1754         if (touch_max > 1)
1755                 input_mt_sync_frame(input);
1756
1757         input_sync(input);
1758         wacom_wac->hid_data.num_received = 0;
1759
1760         /* keep touch state for pen event */
1761         wacom_wac->shared->touch_down = wacom_wac_finger_count_touches(wacom_wac);
1762 }
1763
1764 void wacom_wac_usage_mapping(struct hid_device *hdev,
1765                 struct hid_field *field, struct hid_usage *usage)
1766 {
1767         struct wacom *wacom = hid_get_drvdata(hdev);
1768         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1769         struct wacom_features *features = &wacom_wac->features;
1770
1771         /* currently, only direct devices have proper hid report descriptors */
1772         features->device_type |= WACOM_DEVICETYPE_DIRECT;
1773
1774         if (WACOM_PEN_FIELD(field))
1775                 return wacom_wac_pen_usage_mapping(hdev, field, usage);
1776
1777         if (WACOM_FINGER_FIELD(field))
1778                 return wacom_wac_finger_usage_mapping(hdev, field, usage);
1779 }
1780
1781 int wacom_wac_event(struct hid_device *hdev, struct hid_field *field,
1782                 struct hid_usage *usage, __s32 value)
1783 {
1784         struct wacom *wacom = hid_get_drvdata(hdev);
1785
1786         if (wacom->wacom_wac.features.type != HID_GENERIC)
1787                 return 0;
1788
1789         if (WACOM_PEN_FIELD(field))
1790                 return wacom_wac_pen_event(hdev, field, usage, value);
1791
1792         if (WACOM_FINGER_FIELD(field))
1793                 return wacom_wac_finger_event(hdev, field, usage, value);
1794
1795         return 0;
1796 }
1797
1798 static void wacom_report_events(struct hid_device *hdev, struct hid_report *report)
1799 {
1800         int r;
1801
1802         for (r = 0; r < report->maxfield; r++) {
1803                 struct hid_field *field;
1804                 unsigned count, n;
1805
1806                 field = report->field[r];
1807                 count = field->report_count;
1808
1809                 if (!(HID_MAIN_ITEM_VARIABLE & field->flags))
1810                         continue;
1811
1812                 for (n = 0; n < count; n++)
1813                         wacom_wac_event(hdev, field, &field->usage[n], field->value[n]);
1814         }
1815 }
1816
1817 void wacom_wac_report(struct hid_device *hdev, struct hid_report *report)
1818 {
1819         struct wacom *wacom = hid_get_drvdata(hdev);
1820         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1821         struct hid_field *field = report->field[0];
1822
1823         if (wacom_wac->features.type != HID_GENERIC)
1824                 return;
1825
1826         if (WACOM_PEN_FIELD(field))
1827                 wacom_wac_pen_pre_report(hdev, report);
1828
1829         if (WACOM_FINGER_FIELD(field))
1830                 wacom_wac_finger_pre_report(hdev, report);
1831
1832         wacom_report_events(hdev, report);
1833
1834         if (WACOM_PEN_FIELD(field))
1835                 return wacom_wac_pen_report(hdev, report);
1836
1837         if (WACOM_FINGER_FIELD(field))
1838                 return wacom_wac_finger_report(hdev, report);
1839 }
1840
1841 static int wacom_bpt_touch(struct wacom_wac *wacom)
1842 {
1843         struct wacom_features *features = &wacom->features;
1844         struct input_dev *input = wacom->touch_input;
1845         struct input_dev *pad_input = wacom->pad_input;
1846         unsigned char *data = wacom->data;
1847         int i;
1848
1849         if (data[0] != 0x02)
1850             return 0;
1851
1852         for (i = 0; i < 2; i++) {
1853                 int offset = (data[1] & 0x80) ? (8 * i) : (9 * i);
1854                 bool touch = report_touch_events(wacom)
1855                            && (data[offset + 3] & 0x80);
1856
1857                 input_mt_slot(input, i);
1858                 input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1859                 if (touch) {
1860                         int x = get_unaligned_be16(&data[offset + 3]) & 0x7ff;
1861                         int y = get_unaligned_be16(&data[offset + 5]) & 0x7ff;
1862                         if (features->quirks & WACOM_QUIRK_BBTOUCH_LOWRES) {
1863                                 x <<= 5;
1864                                 y <<= 5;
1865                         }
1866                         input_report_abs(input, ABS_MT_POSITION_X, x);
1867                         input_report_abs(input, ABS_MT_POSITION_Y, y);
1868                 }
1869         }
1870
1871         input_mt_sync_frame(input);
1872
1873         input_report_key(pad_input, BTN_LEFT, (data[1] & 0x08) != 0);
1874         input_report_key(pad_input, BTN_FORWARD, (data[1] & 0x04) != 0);
1875         input_report_key(pad_input, BTN_BACK, (data[1] & 0x02) != 0);
1876         input_report_key(pad_input, BTN_RIGHT, (data[1] & 0x01) != 0);
1877         wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1878
1879         return 1;
1880 }
1881
1882 static void wacom_bpt3_touch_msg(struct wacom_wac *wacom, unsigned char *data)
1883 {
1884         struct wacom_features *features = &wacom->features;
1885         struct input_dev *input = wacom->touch_input;
1886         bool touch = data[1] & 0x80;
1887         int slot = input_mt_get_slot_by_key(input, data[0]);
1888
1889         if (slot < 0)
1890                 return;
1891
1892         touch = touch && report_touch_events(wacom);
1893
1894         input_mt_slot(input, slot);
1895         input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1896
1897         if (touch) {
1898                 int x = (data[2] << 4) | (data[4] >> 4);
1899                 int y = (data[3] << 4) | (data[4] & 0x0f);
1900                 int width, height;
1901
1902                 if (features->type >= INTUOSPS && features->type <= INTUOSHT2) {
1903                         width  = data[5] * 100;
1904                         height = data[6] * 100;
1905                 } else {
1906                         /*
1907                          * "a" is a scaled-down area which we assume is
1908                          * roughly circular and which can be described as:
1909                          * a=(pi*r^2)/C.
1910                          */
1911                         int a = data[5];
1912                         int x_res = input_abs_get_res(input, ABS_MT_POSITION_X);
1913                         int y_res = input_abs_get_res(input, ABS_MT_POSITION_Y);
1914                         width = 2 * int_sqrt(a * WACOM_CONTACT_AREA_SCALE);
1915                         height = width * y_res / x_res;
1916                 }
1917
1918                 input_report_abs(input, ABS_MT_POSITION_X, x);
1919                 input_report_abs(input, ABS_MT_POSITION_Y, y);
1920                 input_report_abs(input, ABS_MT_TOUCH_MAJOR, width);
1921                 input_report_abs(input, ABS_MT_TOUCH_MINOR, height);
1922         }
1923 }
1924
1925 static void wacom_bpt3_button_msg(struct wacom_wac *wacom, unsigned char *data)
1926 {
1927         struct input_dev *input = wacom->pad_input;
1928         struct wacom_features *features = &wacom->features;
1929
1930         if (features->type == INTUOSHT || features->type == INTUOSHT2) {
1931                 input_report_key(input, BTN_LEFT, (data[1] & 0x02) != 0);
1932                 input_report_key(input, BTN_BACK, (data[1] & 0x08) != 0);
1933         } else {
1934                 input_report_key(input, BTN_BACK, (data[1] & 0x02) != 0);
1935                 input_report_key(input, BTN_LEFT, (data[1] & 0x08) != 0);
1936         }
1937         input_report_key(input, BTN_FORWARD, (data[1] & 0x04) != 0);
1938         input_report_key(input, BTN_RIGHT, (data[1] & 0x01) != 0);
1939 }
1940
1941 static int wacom_bpt3_touch(struct wacom_wac *wacom)
1942 {
1943         unsigned char *data = wacom->data;
1944         int count = data[1] & 0x07;
1945         int  touch_changed = 0, i;
1946
1947         if (data[0] != 0x02)
1948             return 0;
1949
1950         /* data has up to 7 fixed sized 8-byte messages starting at data[2] */
1951         for (i = 0; i < count; i++) {
1952                 int offset = (8 * i) + 2;
1953                 int msg_id = data[offset];
1954
1955                 if (msg_id >= 2 && msg_id <= 17) {
1956                         wacom_bpt3_touch_msg(wacom, data + offset);
1957                         touch_changed++;
1958                 } else if (msg_id == 128)
1959                         wacom_bpt3_button_msg(wacom, data + offset);
1960
1961         }
1962
1963         /* only update touch if we actually have a touchpad and touch data changed */
1964         if (wacom->touch_input && touch_changed) {
1965                 input_mt_sync_frame(wacom->touch_input);
1966                 wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1967         }
1968
1969         return 1;
1970 }
1971
1972 static int wacom_bpt_pen(struct wacom_wac *wacom)
1973 {
1974         struct wacom_features *features = &wacom->features;
1975         struct input_dev *input = wacom->pen_input;
1976         unsigned char *data = wacom->data;
1977         int prox = 0, x = 0, y = 0, p = 0, d = 0, pen = 0, btn1 = 0, btn2 = 0;
1978
1979         if (data[0] != WACOM_REPORT_PENABLED)
1980             return 0;
1981
1982         prox = (data[1] & 0x20) == 0x20;
1983
1984         /*
1985          * All reports shared between PEN and RUBBER tool must be
1986          * forced to a known starting value (zero) when transitioning to
1987          * out-of-prox.
1988          *
1989          * If not reset then, to userspace, it will look like lost events
1990          * if new tool comes in-prox with same values as previous tool sent.
1991          *
1992          * Hardware does report zero in most out-of-prox cases but not all.
1993          */
1994         if (!wacom->shared->stylus_in_proximity) {
1995                 if (data[1] & 0x08) {
1996                         wacom->tool[0] = BTN_TOOL_RUBBER;
1997                         wacom->id[0] = ERASER_DEVICE_ID;
1998                 } else {
1999                         wacom->tool[0] = BTN_TOOL_PEN;
2000                         wacom->id[0] = STYLUS_DEVICE_ID;
2001                 }
2002         }
2003
2004         wacom->shared->stylus_in_proximity = prox;
2005         if (delay_pen_events(wacom))
2006                 return 0;
2007
2008         if (prox) {
2009                 x = le16_to_cpup((__le16 *)&data[2]);
2010                 y = le16_to_cpup((__le16 *)&data[4]);
2011                 p = le16_to_cpup((__le16 *)&data[6]);
2012                 /*
2013                  * Convert distance from out prox to distance from tablet.
2014                  * distance will be greater than distance_max once
2015                  * touching and applying pressure; do not report negative
2016                  * distance.
2017                  */
2018                 if (data[8] <= features->distance_max)
2019                         d = features->distance_max - data[8];
2020
2021                 pen = data[1] & 0x01;
2022                 btn1 = data[1] & 0x02;
2023                 btn2 = data[1] & 0x04;
2024         } else {
2025                 wacom->id[0] = 0;
2026         }
2027
2028         input_report_key(input, BTN_TOUCH, pen);
2029         input_report_key(input, BTN_STYLUS, btn1);
2030         input_report_key(input, BTN_STYLUS2, btn2);
2031
2032         input_report_abs(input, ABS_X, x);
2033         input_report_abs(input, ABS_Y, y);
2034         input_report_abs(input, ABS_PRESSURE, p);
2035         input_report_abs(input, ABS_DISTANCE, d);
2036
2037         input_report_key(input, wacom->tool[0], prox); /* PEN or RUBBER */
2038         input_report_abs(input, ABS_MISC, wacom->id[0]); /* TOOL ID */
2039
2040         return 1;
2041 }
2042
2043 static int wacom_bpt_irq(struct wacom_wac *wacom, size_t len)
2044 {
2045         struct wacom_features *features = &wacom->features;
2046
2047         if ((features->type == INTUOSHT2) &&
2048             (features->device_type & WACOM_DEVICETYPE_PEN))
2049                 return wacom_intuos_irq(wacom);
2050         else if (len == WACOM_PKGLEN_BBTOUCH)
2051                 return wacom_bpt_touch(wacom);
2052         else if (len == WACOM_PKGLEN_BBTOUCH3)
2053                 return wacom_bpt3_touch(wacom);
2054         else if (len == WACOM_PKGLEN_BBFUN || len == WACOM_PKGLEN_BBPEN)
2055                 return wacom_bpt_pen(wacom);
2056
2057         return 0;
2058 }
2059
2060 static void wacom_bamboo_pad_pen_event(struct wacom_wac *wacom,
2061                 unsigned char *data)
2062 {
2063         unsigned char prefix;
2064
2065         /*
2066          * We need to reroute the event from the debug interface to the
2067          * pen interface.
2068          * We need to add the report ID to the actual pen report, so we
2069          * temporary overwrite the first byte to prevent having to kzalloc/kfree
2070          * and memcpy the report.
2071          */
2072         prefix = data[0];
2073         data[0] = WACOM_REPORT_BPAD_PEN;
2074
2075         /*
2076          * actually reroute the event.
2077          * No need to check if wacom->shared->pen is valid, hid_input_report()
2078          * will check for us.
2079          */
2080         hid_input_report(wacom->shared->pen, HID_INPUT_REPORT, data,
2081                          WACOM_PKGLEN_PENABLED, 1);
2082
2083         data[0] = prefix;
2084 }
2085
2086 static int wacom_bamboo_pad_touch_event(struct wacom_wac *wacom,
2087                 unsigned char *data)
2088 {
2089         struct input_dev *input = wacom->touch_input;
2090         unsigned char *finger_data, prefix;
2091         unsigned id;
2092         int x, y;
2093         bool valid;
2094
2095         prefix = data[0];
2096
2097         for (id = 0; id < wacom->features.touch_max; id++) {
2098                 valid = !!(prefix & BIT(id)) &&
2099                         report_touch_events(wacom);
2100
2101                 input_mt_slot(input, id);
2102                 input_mt_report_slot_state(input, MT_TOOL_FINGER, valid);
2103
2104                 if (!valid)
2105                         continue;
2106
2107                 finger_data = data + 1 + id * 3;
2108                 x = finger_data[0] | ((finger_data[1] & 0x0f) << 8);
2109                 y = (finger_data[2] << 4) | (finger_data[1] >> 4);
2110
2111                 input_report_abs(input, ABS_MT_POSITION_X, x);
2112                 input_report_abs(input, ABS_MT_POSITION_Y, y);
2113         }
2114
2115         input_mt_sync_frame(input);
2116
2117         input_report_key(input, BTN_LEFT, prefix & 0x40);
2118         input_report_key(input, BTN_RIGHT, prefix & 0x80);
2119
2120         /* keep touch state for pen event */
2121         wacom->shared->touch_down = !!prefix && report_touch_events(wacom);
2122
2123         return 1;
2124 }
2125
2126 static int wacom_bamboo_pad_irq(struct wacom_wac *wacom, size_t len)
2127 {
2128         unsigned char *data = wacom->data;
2129
2130         if (!((len == WACOM_PKGLEN_BPAD_TOUCH) ||
2131               (len == WACOM_PKGLEN_BPAD_TOUCH_USB)) ||
2132             (data[0] != WACOM_REPORT_BPAD_TOUCH))
2133                 return 0;
2134
2135         if (data[1] & 0x01)
2136                 wacom_bamboo_pad_pen_event(wacom, &data[1]);
2137
2138         if (data[1] & 0x02)
2139                 return wacom_bamboo_pad_touch_event(wacom, &data[9]);
2140
2141         return 0;
2142 }
2143
2144 static int wacom_wireless_irq(struct wacom_wac *wacom, size_t len)
2145 {
2146         unsigned char *data = wacom->data;
2147         int connected;
2148
2149         if (len != WACOM_PKGLEN_WIRELESS || data[0] != WACOM_REPORT_WL)
2150                 return 0;
2151
2152         connected = data[1] & 0x01;
2153         if (connected) {
2154                 int pid, battery, charging;
2155
2156                 if ((wacom->shared->type == INTUOSHT ||
2157                     wacom->shared->type == INTUOSHT2) &&
2158                     wacom->shared->touch_input &&
2159                     wacom->shared->touch_max) {
2160                         input_report_switch(wacom->shared->touch_input,
2161                                         SW_MUTE_DEVICE, data[5] & 0x40);
2162                         input_sync(wacom->shared->touch_input);
2163                 }
2164
2165                 pid = get_unaligned_be16(&data[6]);
2166                 battery = (data[5] & 0x3f) * 100 / 31;
2167                 charging = !!(data[5] & 0x80);
2168                 if (wacom->pid != pid) {
2169                         wacom->pid = pid;
2170                         wacom_schedule_work(wacom, WACOM_WORKER_WIRELESS);
2171                 }
2172
2173                 wacom_notify_battery(wacom, battery, charging, 1, 0);
2174
2175         } else if (wacom->pid != 0) {
2176                 /* disconnected while previously connected */
2177                 wacom->pid = 0;
2178                 wacom_schedule_work(wacom, WACOM_WORKER_WIRELESS);
2179                 wacom_notify_battery(wacom, 0, 0, 0, 0);
2180         }
2181
2182         return 0;
2183 }
2184
2185 static int wacom_status_irq(struct wacom_wac *wacom_wac, size_t len)
2186 {
2187         struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
2188         struct wacom_features *features = &wacom_wac->features;
2189         unsigned char *data = wacom_wac->data;
2190
2191         if (data[0] != WACOM_REPORT_USB)
2192                 return 0;
2193
2194         if ((features->type == INTUOSHT ||
2195             features->type == INTUOSHT2) &&
2196             wacom_wac->shared->touch_input &&
2197             features->touch_max) {
2198                 input_report_switch(wacom_wac->shared->touch_input,
2199                                     SW_MUTE_DEVICE, data[8] & 0x40);
2200                 input_sync(wacom_wac->shared->touch_input);
2201         }
2202
2203         if (data[9] & 0x02) { /* wireless module is attached */
2204                 int battery = (data[8] & 0x3f) * 100 / 31;
2205                 bool charging = !!(data[8] & 0x80);
2206
2207                 wacom_notify_battery(wacom_wac, battery, charging,
2208                                      battery || charging, 1);
2209
2210                 if (!wacom->battery.battery &&
2211                     !(features->quirks & WACOM_QUIRK_BATTERY)) {
2212                         features->quirks |= WACOM_QUIRK_BATTERY;
2213                         wacom_schedule_work(wacom_wac, WACOM_WORKER_BATTERY);
2214                 }
2215         }
2216         else if ((features->quirks & WACOM_QUIRK_BATTERY) &&
2217                  wacom->battery.battery) {
2218                 features->quirks &= ~WACOM_QUIRK_BATTERY;
2219                 wacom_schedule_work(wacom_wac, WACOM_WORKER_BATTERY);
2220                 wacom_notify_battery(wacom_wac, 0, 0, 0, 0);
2221         }
2222         return 0;
2223 }
2224
2225 void wacom_wac_irq(struct wacom_wac *wacom_wac, size_t len)
2226 {
2227         bool sync;
2228
2229         switch (wacom_wac->features.type) {
2230         case PENPARTNER:
2231                 sync = wacom_penpartner_irq(wacom_wac);
2232                 break;
2233
2234         case PL:
2235                 sync = wacom_pl_irq(wacom_wac);
2236                 break;
2237
2238         case WACOM_G4:
2239         case GRAPHIRE:
2240         case GRAPHIRE_BT:
2241         case WACOM_MO:
2242                 sync = wacom_graphire_irq(wacom_wac);
2243                 break;
2244
2245         case PTU:
2246                 sync = wacom_ptu_irq(wacom_wac);
2247                 break;
2248
2249         case DTU:
2250                 sync = wacom_dtu_irq(wacom_wac);
2251                 break;
2252
2253         case DTUS:
2254         case DTUSX:
2255                 sync = wacom_dtus_irq(wacom_wac);
2256                 break;
2257
2258         case INTUOS:
2259         case INTUOS3S:
2260         case INTUOS3:
2261         case INTUOS3L:
2262         case INTUOS4S:
2263         case INTUOS4:
2264         case INTUOS4L:
2265         case CINTIQ:
2266         case WACOM_BEE:
2267         case WACOM_13HD:
2268         case WACOM_21UX2:
2269         case WACOM_22HD:
2270         case WACOM_24HD:
2271         case WACOM_27QHD:
2272         case DTK:
2273         case CINTIQ_HYBRID:
2274         case CINTIQ_COMPANION_2:
2275                 sync = wacom_intuos_irq(wacom_wac);
2276                 break;
2277
2278         case INTUOS4WL:
2279                 sync = wacom_intuos_bt_irq(wacom_wac, len);
2280                 break;
2281
2282         case WACOM_24HDT:
2283         case WACOM_27QHDT:
2284                 sync = wacom_24hdt_irq(wacom_wac);
2285                 break;
2286
2287         case INTUOS5S:
2288         case INTUOS5:
2289         case INTUOS5L:
2290         case INTUOSPS:
2291         case INTUOSPM:
2292         case INTUOSPL:
2293                 if (len == WACOM_PKGLEN_BBTOUCH3)
2294                         sync = wacom_bpt3_touch(wacom_wac);
2295                 else if (wacom_wac->data[0] == WACOM_REPORT_USB)
2296                         sync = wacom_status_irq(wacom_wac, len);
2297                 else
2298                         sync = wacom_intuos_irq(wacom_wac);
2299                 break;
2300
2301         case TABLETPC:
2302         case TABLETPCE:
2303         case TABLETPC2FG:
2304         case MTSCREEN:
2305         case MTTPC:
2306         case MTTPC_B:
2307                 sync = wacom_tpc_irq(wacom_wac, len);
2308                 break;
2309
2310         case BAMBOO_PT:
2311         case BAMBOO_PEN:
2312         case BAMBOO_TOUCH:
2313         case INTUOSHT:
2314         case INTUOSHT2:
2315                 if (wacom_wac->data[0] == WACOM_REPORT_USB)
2316                         sync = wacom_status_irq(wacom_wac, len);
2317                 else
2318                         sync = wacom_bpt_irq(wacom_wac, len);
2319                 break;
2320
2321         case BAMBOO_PAD:
2322                 sync = wacom_bamboo_pad_irq(wacom_wac, len);
2323                 break;
2324
2325         case WIRELESS:
2326                 sync = wacom_wireless_irq(wacom_wac, len);
2327                 break;
2328
2329         case REMOTE:
2330                 sync = false;
2331                 if (wacom_wac->data[0] == WACOM_REPORT_DEVICE_LIST)
2332                         wacom_remote_status_irq(wacom_wac, len);
2333                 else
2334                         sync = wacom_remote_irq(wacom_wac, len);
2335                 break;
2336
2337         default:
2338                 sync = false;
2339                 break;
2340         }
2341
2342         if (sync) {
2343                 if (wacom_wac->pen_input)
2344                         input_sync(wacom_wac->pen_input);
2345                 if (wacom_wac->touch_input)
2346                         input_sync(wacom_wac->touch_input);
2347                 if (wacom_wac->pad_input)
2348                         input_sync(wacom_wac->pad_input);
2349         }
2350 }
2351
2352 static void wacom_setup_basic_pro_pen(struct wacom_wac *wacom_wac)
2353 {
2354         struct input_dev *input_dev = wacom_wac->pen_input;
2355
2356         input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
2357
2358         __set_bit(BTN_TOOL_PEN, input_dev->keybit);
2359         __set_bit(BTN_STYLUS, input_dev->keybit);
2360         __set_bit(BTN_STYLUS2, input_dev->keybit);
2361
2362         input_set_abs_params(input_dev, ABS_DISTANCE,
2363                              0, wacom_wac->features.distance_max, wacom_wac->features.distance_fuzz, 0);
2364 }
2365
2366 static void wacom_setup_cintiq(struct wacom_wac *wacom_wac)
2367 {
2368         struct input_dev *input_dev = wacom_wac->pen_input;
2369         struct wacom_features *features = &wacom_wac->features;
2370
2371         wacom_setup_basic_pro_pen(wacom_wac);
2372
2373         __set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
2374         __set_bit(BTN_TOOL_BRUSH, input_dev->keybit);
2375         __set_bit(BTN_TOOL_PENCIL, input_dev->keybit);
2376         __set_bit(BTN_TOOL_AIRBRUSH, input_dev->keybit);
2377
2378         input_set_abs_params(input_dev, ABS_WHEEL, 0, 1023, 0, 0);
2379         input_set_abs_params(input_dev, ABS_TILT_X, -64, 63, features->tilt_fuzz, 0);
2380         input_abs_set_res(input_dev, ABS_TILT_X, 57);
2381         input_set_abs_params(input_dev, ABS_TILT_Y, -64, 63, features->tilt_fuzz, 0);
2382         input_abs_set_res(input_dev, ABS_TILT_Y, 57);
2383 }
2384
2385 static void wacom_setup_intuos(struct wacom_wac *wacom_wac)
2386 {
2387         struct input_dev *input_dev = wacom_wac->pen_input;
2388
2389         input_set_capability(input_dev, EV_REL, REL_WHEEL);
2390
2391         wacom_setup_cintiq(wacom_wac);
2392
2393         __set_bit(BTN_LEFT, input_dev->keybit);
2394         __set_bit(BTN_RIGHT, input_dev->keybit);
2395         __set_bit(BTN_MIDDLE, input_dev->keybit);
2396         __set_bit(BTN_SIDE, input_dev->keybit);
2397         __set_bit(BTN_EXTRA, input_dev->keybit);
2398         __set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
2399         __set_bit(BTN_TOOL_LENS, input_dev->keybit);
2400
2401         input_set_abs_params(input_dev, ABS_RZ, -900, 899, 0, 0);
2402         input_abs_set_res(input_dev, ABS_RZ, 287);
2403         input_set_abs_params(input_dev, ABS_THROTTLE, -1023, 1023, 0, 0);
2404 }
2405
2406 void wacom_setup_device_quirks(struct wacom *wacom)
2407 {
2408         struct wacom_features *features = &wacom->wacom_wac.features;
2409
2410         /* The pen and pad share the same interface on most devices */
2411         if (features->type == GRAPHIRE_BT || features->type == WACOM_G4 ||
2412             features->type == DTUS ||
2413             (features->type >= INTUOS3S && features->type <= WACOM_MO)) {
2414                 if (features->device_type & WACOM_DEVICETYPE_PEN)
2415                         features->device_type |= WACOM_DEVICETYPE_PAD;
2416         }
2417
2418         /* touch device found but size is not defined. use default */
2419         if (features->device_type & WACOM_DEVICETYPE_TOUCH && !features->x_max) {
2420                 features->x_max = 1023;
2421                 features->y_max = 1023;
2422         }
2423
2424         /*
2425          * Intuos5/Pro and Bamboo 3rd gen have no useful data about its
2426          * touch interface in its HID descriptor. If this is the touch
2427          * interface (PacketSize of WACOM_PKGLEN_BBTOUCH3), override the
2428          * tablet values.
2429          */
2430         if ((features->type >= INTUOS5S && features->type <= INTUOSPL) ||
2431                 (features->type >= INTUOSHT && features->type <= BAMBOO_PT)) {
2432                 if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
2433                         if (features->touch_max)
2434                                 features->device_type |= WACOM_DEVICETYPE_TOUCH;
2435                         if (features->type >= INTUOSHT && features->type <= BAMBOO_PT)
2436                                 features->device_type |= WACOM_DEVICETYPE_PAD;
2437
2438                         if (features->type == INTUOSHT2) {
2439                                 features->x_max = features->x_max / 10;
2440                                 features->y_max = features->y_max / 10;
2441                         }
2442                         else {
2443                                 features->x_max = 4096;
2444                                 features->y_max = 4096;
2445                         }
2446                 }
2447                 else if (features->pktlen == WACOM_PKGLEN_BBTOUCH) {
2448                         features->device_type |= WACOM_DEVICETYPE_PAD;
2449                 }
2450         }
2451
2452         /*
2453          * Hack for the Bamboo One:
2454          * the device presents a PAD/Touch interface as most Bamboos and even
2455          * sends ghosts PAD data on it. However, later, we must disable this
2456          * ghost interface, and we can not detect it unless we set it here
2457          * to WACOM_DEVICETYPE_PAD or WACOM_DEVICETYPE_TOUCH.
2458          */
2459         if (features->type == BAMBOO_PEN &&
2460             features->pktlen == WACOM_PKGLEN_BBTOUCH3)
2461                 features->device_type |= WACOM_DEVICETYPE_PAD;
2462
2463         /*
2464          * Raw Wacom-mode pen and touch events both come from interface
2465          * 0, whose HID descriptor has an application usage of 0xFF0D
2466          * (i.e., WACOM_VENDORDEFINED_PEN). We route pen packets back
2467          * out through the HID_GENERIC device created for interface 1,
2468          * so rewrite this one to be of type WACOM_DEVICETYPE_TOUCH.
2469          */
2470         if (features->type == BAMBOO_PAD)
2471                 features->device_type = WACOM_DEVICETYPE_TOUCH;
2472
2473         if (features->type == REMOTE)
2474                 features->device_type = WACOM_DEVICETYPE_PAD;
2475
2476         switch (features->type) {
2477         case PL:
2478         case DTU:
2479         case DTUS:
2480         case DTUSX:
2481         case WACOM_21UX2:
2482         case WACOM_22HD:
2483         case DTK:
2484         case WACOM_24HD:
2485         case WACOM_27QHD:
2486         case CINTIQ_HYBRID:
2487         case CINTIQ_COMPANION_2:
2488         case CINTIQ:
2489         case WACOM_BEE:
2490         case WACOM_13HD:
2491         case WACOM_24HDT:
2492         case WACOM_27QHDT:
2493         case TABLETPC:
2494         case TABLETPCE:
2495         case TABLETPC2FG:
2496         case MTSCREEN:
2497         case MTTPC:
2498         case MTTPC_B:
2499                 features->device_type |= WACOM_DEVICETYPE_DIRECT;
2500                 break;
2501         }
2502
2503         if (wacom->hdev->bus == BUS_BLUETOOTH)
2504                 features->quirks |= WACOM_QUIRK_BATTERY;
2505
2506         /* quirk for bamboo touch with 2 low res touches */
2507         if ((features->type == BAMBOO_PT || features->type == BAMBOO_TOUCH) &&
2508             features->pktlen == WACOM_PKGLEN_BBTOUCH) {
2509                 features->x_max <<= 5;
2510                 features->y_max <<= 5;
2511                 features->x_fuzz <<= 5;
2512                 features->y_fuzz <<= 5;
2513                 features->quirks |= WACOM_QUIRK_BBTOUCH_LOWRES;
2514         }
2515
2516         if (features->type == WIRELESS) {
2517                 if (features->device_type == WACOM_DEVICETYPE_WL_MONITOR) {
2518                         features->quirks |= WACOM_QUIRK_BATTERY;
2519                 }
2520         }
2521
2522         if (features->type == REMOTE)
2523                 features->device_type |= WACOM_DEVICETYPE_WL_MONITOR;
2524 }
2525
2526 int wacom_setup_pen_input_capabilities(struct input_dev *input_dev,
2527                                    struct wacom_wac *wacom_wac)
2528 {
2529         struct wacom_features *features = &wacom_wac->features;
2530
2531         input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
2532
2533         if (!(features->device_type & WACOM_DEVICETYPE_PEN))
2534                 return -ENODEV;
2535
2536         if (features->device_type & WACOM_DEVICETYPE_DIRECT)
2537                 __set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
2538         else
2539                 __set_bit(INPUT_PROP_POINTER, input_dev->propbit);
2540
2541         if (features->type == HID_GENERIC)
2542                 /* setup has already been done */
2543                 return 0;
2544
2545         __set_bit(BTN_TOUCH, input_dev->keybit);
2546         __set_bit(ABS_MISC, input_dev->absbit);
2547
2548         input_set_abs_params(input_dev, ABS_X, features->x_min,
2549                              features->x_max, features->x_fuzz, 0);
2550         input_set_abs_params(input_dev, ABS_Y, features->y_min,
2551                              features->y_max, features->y_fuzz, 0);
2552         input_set_abs_params(input_dev, ABS_PRESSURE, 0,
2553                 features->pressure_max, features->pressure_fuzz, 0);
2554
2555         /* penabled devices have fixed resolution for each model */
2556         input_abs_set_res(input_dev, ABS_X, features->x_resolution);
2557         input_abs_set_res(input_dev, ABS_Y, features->y_resolution);
2558
2559         switch (features->type) {
2560         case GRAPHIRE_BT:
2561                 __clear_bit(ABS_MISC, input_dev->absbit);
2562
2563         case WACOM_MO:
2564         case WACOM_G4:
2565                 input_set_abs_params(input_dev, ABS_DISTANCE, 0,
2566                                               features->distance_max,
2567                                               features->distance_fuzz, 0);
2568                 /* fall through */
2569
2570         case GRAPHIRE:
2571                 input_set_capability(input_dev, EV_REL, REL_WHEEL);
2572
2573                 __set_bit(BTN_LEFT, input_dev->keybit);
2574                 __set_bit(BTN_RIGHT, input_dev->keybit);
2575                 __set_bit(BTN_MIDDLE, input_dev->keybit);
2576
2577                 __set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
2578                 __set_bit(BTN_TOOL_PEN, input_dev->keybit);
2579                 __set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
2580                 __set_bit(BTN_STYLUS, input_dev->keybit);
2581                 __set_bit(BTN_STYLUS2, input_dev->keybit);
2582                 break;
2583
2584         case WACOM_27QHD:
2585         case WACOM_24HD:
2586         case DTK:
2587         case WACOM_22HD:
2588         case WACOM_21UX2:
2589         case WACOM_BEE:
2590         case CINTIQ:
2591         case WACOM_13HD:
2592         case CINTIQ_HYBRID:
2593         case CINTIQ_COMPANION_2:
2594                 input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
2595                 input_abs_set_res(input_dev, ABS_Z, 287);
2596                 wacom_setup_cintiq(wacom_wac);
2597                 break;
2598
2599         case INTUOS3:
2600         case INTUOS3L:
2601         case INTUOS3S:
2602         case INTUOS4:
2603         case INTUOS4WL:
2604         case INTUOS4L:
2605         case INTUOS4S:
2606                 input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
2607                 input_abs_set_res(input_dev, ABS_Z, 287);
2608                 /* fall through */
2609
2610         case INTUOS:
2611                 wacom_setup_intuos(wacom_wac);
2612                 break;
2613
2614         case INTUOS5:
2615         case INTUOS5L:
2616         case INTUOSPM:
2617         case INTUOSPL:
2618         case INTUOS5S:
2619         case INTUOSPS:
2620                 input_set_abs_params(input_dev, ABS_DISTANCE, 0,
2621                                       features->distance_max,
2622                                       features->distance_fuzz, 0);
2623
2624                 input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
2625                 input_abs_set_res(input_dev, ABS_Z, 287);
2626
2627                 wacom_setup_intuos(wacom_wac);
2628                 break;
2629
2630         case WACOM_24HDT:
2631         case WACOM_27QHDT:
2632         case MTSCREEN:
2633         case MTTPC:
2634         case MTTPC_B:
2635         case TABLETPC2FG:
2636         case TABLETPC:
2637         case TABLETPCE:
2638                 __clear_bit(ABS_MISC, input_dev->absbit);
2639                 /* fall through */
2640
2641         case DTUS:
2642         case DTUSX:
2643         case PL:
2644         case DTU:
2645                 __set_bit(BTN_TOOL_PEN, input_dev->keybit);
2646                 __set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
2647                 __set_bit(BTN_STYLUS, input_dev->keybit);
2648                 __set_bit(BTN_STYLUS2, input_dev->keybit);
2649                 break;
2650
2651         case PTU:
2652                 __set_bit(BTN_STYLUS2, input_dev->keybit);
2653                 /* fall through */
2654
2655         case PENPARTNER:
2656                 __set_bit(BTN_TOOL_PEN, input_dev->keybit);
2657                 __set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
2658                 __set_bit(BTN_STYLUS, input_dev->keybit);
2659                 break;
2660
2661         case INTUOSHT:
2662         case BAMBOO_PT:
2663         case BAMBOO_PEN:
2664         case INTUOSHT2:
2665                 if (features->type == INTUOSHT2) {
2666                         wacom_setup_basic_pro_pen(wacom_wac);
2667                 } else {
2668                         __clear_bit(ABS_MISC, input_dev->absbit);
2669                         __set_bit(BTN_TOOL_PEN, input_dev->keybit);
2670                         __set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
2671                         __set_bit(BTN_STYLUS, input_dev->keybit);
2672                         __set_bit(BTN_STYLUS2, input_dev->keybit);
2673                         input_set_abs_params(input_dev, ABS_DISTANCE, 0,
2674                                       features->distance_max,
2675                                       features->distance_fuzz, 0);
2676                 }
2677                 break;
2678         case BAMBOO_PAD:
2679                 __clear_bit(ABS_MISC, input_dev->absbit);
2680                 break;
2681         }
2682         return 0;
2683 }
2684
2685 int wacom_setup_touch_input_capabilities(struct input_dev *input_dev,
2686                                          struct wacom_wac *wacom_wac)
2687 {
2688         struct wacom_features *features = &wacom_wac->features;
2689
2690         input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
2691
2692         if (!(features->device_type & WACOM_DEVICETYPE_TOUCH))
2693                 return -ENODEV;
2694
2695         if (features->device_type & WACOM_DEVICETYPE_DIRECT)
2696                 __set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
2697         else
2698                 __set_bit(INPUT_PROP_POINTER, input_dev->propbit);
2699
2700         if (features->type == HID_GENERIC)
2701                 /* setup has already been done */
2702                 return 0;
2703
2704         __set_bit(BTN_TOUCH, input_dev->keybit);
2705
2706         if (features->touch_max == 1) {
2707                 input_set_abs_params(input_dev, ABS_X, 0,
2708                         features->x_max, features->x_fuzz, 0);
2709                 input_set_abs_params(input_dev, ABS_Y, 0,
2710                         features->y_max, features->y_fuzz, 0);
2711                 input_abs_set_res(input_dev, ABS_X,
2712                                   features->x_resolution);
2713                 input_abs_set_res(input_dev, ABS_Y,
2714                                   features->y_resolution);
2715         }
2716         else if (features->touch_max > 1) {
2717                 input_set_abs_params(input_dev, ABS_MT_POSITION_X, 0,
2718                         features->x_max, features->x_fuzz, 0);
2719                 input_set_abs_params(input_dev, ABS_MT_POSITION_Y, 0,
2720                         features->y_max, features->y_fuzz, 0);
2721                 input_abs_set_res(input_dev, ABS_MT_POSITION_X,
2722                                   features->x_resolution);
2723                 input_abs_set_res(input_dev, ABS_MT_POSITION_Y,
2724                                   features->y_resolution);
2725         }
2726
2727         switch (features->type) {
2728         case INTUOS5:
2729         case INTUOS5L:
2730         case INTUOSPM:
2731         case INTUOSPL:
2732         case INTUOS5S:
2733         case INTUOSPS:
2734                 input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, features->x_max, 0, 0);
2735                 input_set_abs_params(input_dev, ABS_MT_TOUCH_MINOR, 0, features->y_max, 0, 0);
2736                 input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_POINTER);
2737                 break;
2738
2739         case WACOM_24HDT:
2740                 input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, features->x_max, 0, 0);
2741                 input_set_abs_params(input_dev, ABS_MT_WIDTH_MAJOR, 0, features->x_max, 0, 0);
2742                 input_set_abs_params(input_dev, ABS_MT_WIDTH_MINOR, 0, features->y_max, 0, 0);
2743                 input_set_abs_params(input_dev, ABS_MT_ORIENTATION, 0, 1, 0, 0);
2744                 /* fall through */
2745
2746         case WACOM_27QHDT:
2747         case MTSCREEN:
2748         case MTTPC:
2749         case MTTPC_B:
2750         case TABLETPC2FG:
2751                 input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_DIRECT);
2752                 /*fall through */
2753
2754         case TABLETPC:
2755         case TABLETPCE:
2756                 break;
2757
2758         case INTUOSHT:
2759         case INTUOSHT2:
2760                 input_dev->evbit[0] |= BIT_MASK(EV_SW);
2761                 __set_bit(SW_MUTE_DEVICE, input_dev->swbit);
2762                 /* fall through */
2763
2764         case BAMBOO_PT:
2765         case BAMBOO_TOUCH:
2766                 if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
2767                         input_set_abs_params(input_dev,
2768                                      ABS_MT_TOUCH_MAJOR,
2769                                      0, features->x_max, 0, 0);
2770                         input_set_abs_params(input_dev,
2771                                      ABS_MT_TOUCH_MINOR,
2772                                      0, features->y_max, 0, 0);
2773                 }
2774                 input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_POINTER);
2775                 break;
2776
2777         case BAMBOO_PAD:
2778                 input_mt_init_slots(input_dev, features->touch_max,
2779                                     INPUT_MT_POINTER);
2780                 __set_bit(BTN_LEFT, input_dev->keybit);
2781                 __set_bit(BTN_RIGHT, input_dev->keybit);
2782                 break;
2783         }
2784         return 0;
2785 }
2786
2787 static void wacom_setup_numbered_buttons(struct input_dev *input_dev,
2788                                 int button_count)
2789 {
2790         int i;
2791
2792         for (i = 0; i < button_count && i < 10; i++)
2793                 __set_bit(BTN_0 + i, input_dev->keybit);
2794         for (i = 10; i < button_count && i < 16; i++)
2795                 __set_bit(BTN_A + (i-10), input_dev->keybit);
2796         for (i = 16; i < button_count && i < 18; i++)
2797                 __set_bit(BTN_BASE + (i-16), input_dev->keybit);
2798 }
2799
2800 static void wacom_24hd_update_leds(struct wacom *wacom, int mask, int group)
2801 {
2802         struct wacom_led *led;
2803         int i;
2804         bool updated = false;
2805
2806         /*
2807          * 24HD has LED group 1 to the left and LED group 0 to the right.
2808          * So group 0 matches the second half of the buttons and thus the mask
2809          * needs to be shifted.
2810          */
2811         if (group == 0)
2812                 mask >>= 8;
2813
2814         for (i = 0; i < 3; i++) {
2815                 led = wacom_led_find(wacom, group, i);
2816                 if (!led) {
2817                         hid_err(wacom->hdev, "can't find LED %d in group %d\n",
2818                                 i, group);
2819                         continue;
2820                 }
2821                 if (!updated && mask & BIT(i)) {
2822                         led->held = true;
2823                         led_trigger_event(&led->trigger, LED_FULL);
2824                 } else {
2825                         led->held = false;
2826                 }
2827         }
2828 }
2829
2830 static bool wacom_is_led_toggled(struct wacom *wacom, int button_count,
2831                                  int mask, int group)
2832 {
2833         int button_per_group;
2834
2835         /*
2836          * 21UX2 has LED group 1 to the left and LED group 0
2837          * to the right. We need to reverse the group to match this
2838          * historical behavior.
2839          */
2840         if (wacom->wacom_wac.features.type == WACOM_21UX2)
2841                 group = 1 - group;
2842
2843         button_per_group = button_count/wacom->led.count;
2844
2845         return mask & (1 << (group * button_per_group));
2846 }
2847
2848 static void wacom_update_led(struct wacom *wacom, int button_count, int mask,
2849                              int group)
2850 {
2851         struct wacom_led *led, *next_led;
2852         int cur;
2853         bool pressed;
2854
2855         if (wacom->wacom_wac.features.type == WACOM_24HD)
2856                 return wacom_24hd_update_leds(wacom, mask, group);
2857
2858         pressed = wacom_is_led_toggled(wacom, button_count, mask, group);
2859         cur = wacom->led.groups[group].select;
2860
2861         led = wacom_led_find(wacom, group, cur);
2862         if (!led) {
2863                 hid_err(wacom->hdev, "can't find current LED %d in group %d\n",
2864                         cur, group);
2865                 return;
2866         }
2867
2868         if (!pressed) {
2869                 led->held = false;
2870                 return;
2871         }
2872
2873         if (led->held && pressed)
2874                 return;
2875
2876         next_led = wacom_led_next(wacom, led);
2877         if (!next_led) {
2878                 hid_err(wacom->hdev, "can't find next LED in group %d\n",
2879                         group);
2880                 return;
2881         }
2882         if (next_led == led)
2883                 return;
2884
2885         next_led->held = true;
2886         led_trigger_event(&next_led->trigger,
2887                           wacom_leds_brightness_get(next_led));
2888 }
2889
2890 static void wacom_report_numbered_buttons(struct input_dev *input_dev,
2891                                 int button_count, int mask)
2892 {
2893         struct wacom *wacom = input_get_drvdata(input_dev);
2894         int i;
2895
2896         for (i = 0; i < wacom->led.count; i++)
2897                 wacom_update_led(wacom,  button_count, mask, i);
2898
2899         for (i = 0; i < button_count && i < 10; i++)
2900                 input_report_key(input_dev, BTN_0 + i, mask & (1 << i));
2901         for (i = 10; i < button_count && i < 16; i++)
2902                 input_report_key(input_dev, BTN_A + (i-10), mask & (1 << i));
2903         for (i = 16; i < button_count && i < 18; i++)
2904                 input_report_key(input_dev, BTN_BASE + (i-16), mask & (1 << i));
2905 }
2906
2907 int wacom_setup_pad_input_capabilities(struct input_dev *input_dev,
2908                                    struct wacom_wac *wacom_wac)
2909 {
2910         struct wacom_features *features = &wacom_wac->features;
2911
2912         if ((features->type == HID_GENERIC) && features->numbered_buttons > 0)
2913                 features->device_type |= WACOM_DEVICETYPE_PAD;
2914
2915         if (!(features->device_type & WACOM_DEVICETYPE_PAD))
2916                 return -ENODEV;
2917
2918         if (features->type == REMOTE && input_dev == wacom_wac->pad_input)
2919                 return -ENODEV;
2920
2921         input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
2922
2923         /* kept for making legacy xf86-input-wacom working with the wheels */
2924         __set_bit(ABS_MISC, input_dev->absbit);
2925
2926         /* kept for making legacy xf86-input-wacom accepting the pad */
2927         input_set_abs_params(input_dev, ABS_X, 0, 1, 0, 0);
2928         input_set_abs_params(input_dev, ABS_Y, 0, 1, 0, 0);
2929
2930         /* kept for making udev and libwacom accepting the pad */
2931         __set_bit(BTN_STYLUS, input_dev->keybit);
2932
2933         wacom_setup_numbered_buttons(input_dev, features->numbered_buttons);
2934
2935         switch (features->type) {
2936
2937         case CINTIQ_HYBRID:
2938         case CINTIQ_COMPANION_2:
2939         case DTK:
2940         case DTUS:
2941         case GRAPHIRE_BT:
2942                 break;
2943
2944         case WACOM_MO:
2945                 __set_bit(BTN_BACK, input_dev->keybit);
2946                 __set_bit(BTN_LEFT, input_dev->keybit);
2947                 __set_bit(BTN_FORWARD, input_dev->keybit);
2948                 __set_bit(BTN_RIGHT, input_dev->keybit);
2949                 input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
2950                 break;
2951
2952         case WACOM_G4:
2953                 __set_bit(BTN_BACK, input_dev->keybit);
2954                 __set_bit(BTN_FORWARD, input_dev->keybit);
2955                 input_set_capability(input_dev, EV_REL, REL_WHEEL);
2956                 break;
2957
2958         case WACOM_24HD:
2959                 __set_bit(KEY_PROG1, input_dev->keybit);
2960                 __set_bit(KEY_PROG2, input_dev->keybit);
2961                 __set_bit(KEY_PROG3, input_dev->keybit);
2962
2963                 input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
2964                 input_set_abs_params(input_dev, ABS_THROTTLE, 0, 71, 0, 0);
2965                 break;
2966
2967         case WACOM_27QHD:
2968                 __set_bit(KEY_PROG1, input_dev->keybit);
2969                 __set_bit(KEY_PROG2, input_dev->keybit);
2970                 __set_bit(KEY_PROG3, input_dev->keybit);
2971                 input_set_abs_params(input_dev, ABS_X, -2048, 2048, 0, 0);
2972                 input_abs_set_res(input_dev, ABS_X, 1024); /* points/g */
2973                 input_set_abs_params(input_dev, ABS_Y, -2048, 2048, 0, 0);
2974                 input_abs_set_res(input_dev, ABS_Y, 1024);
2975                 input_set_abs_params(input_dev, ABS_Z, -2048, 2048, 0, 0);
2976                 input_abs_set_res(input_dev, ABS_Z, 1024);
2977                 __set_bit(INPUT_PROP_ACCELEROMETER, input_dev->propbit);
2978                 break;
2979
2980         case WACOM_22HD:
2981                 __set_bit(KEY_PROG1, input_dev->keybit);
2982                 __set_bit(KEY_PROG2, input_dev->keybit);
2983                 __set_bit(KEY_PROG3, input_dev->keybit);
2984                 /* fall through */
2985
2986         case WACOM_21UX2:
2987         case WACOM_BEE:
2988         case CINTIQ:
2989                 input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
2990                 input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
2991                 break;
2992
2993         case WACOM_13HD:
2994                 input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
2995                 break;
2996
2997         case INTUOS3:
2998         case INTUOS3L:
2999                 input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
3000                 /* fall through */
3001
3002         case INTUOS3S:
3003                 input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
3004                 break;
3005
3006         case INTUOS5:
3007         case INTUOS5L:
3008         case INTUOSPM:
3009         case INTUOSPL:
3010         case INTUOS5S:
3011         case INTUOSPS:
3012                 input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
3013                 break;
3014
3015         case INTUOS4WL:
3016                 /*
3017                  * For Bluetooth devices, the udev rule does not work correctly
3018                  * for pads unless we add a stylus capability, which forces
3019                  * ID_INPUT_TABLET to be set.
3020                  */
3021                 __set_bit(BTN_STYLUS, input_dev->keybit);
3022                 /* fall through */
3023
3024         case INTUOS4:
3025         case INTUOS4L:
3026         case INTUOS4S:
3027                 input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
3028                 break;
3029
3030         case INTUOSHT:
3031         case BAMBOO_PT:
3032         case BAMBOO_TOUCH:
3033         case INTUOSHT2:
3034                 __clear_bit(ABS_MISC, input_dev->absbit);
3035
3036                 __set_bit(BTN_LEFT, input_dev->keybit);
3037                 __set_bit(BTN_FORWARD, input_dev->keybit);
3038                 __set_bit(BTN_BACK, input_dev->keybit);
3039                 __set_bit(BTN_RIGHT, input_dev->keybit);
3040
3041                 break;
3042
3043         case REMOTE:
3044                 input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
3045                 input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
3046                 break;
3047
3048         default:
3049                 /* no pad supported */
3050                 return -ENODEV;
3051         }
3052         return 0;
3053 }
3054
3055 static const struct wacom_features wacom_features_0x00 =
3056         { "Wacom Penpartner", 5040, 3780, 255, 0,
3057           PENPARTNER, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
3058 static const struct wacom_features wacom_features_0x10 =
3059         { "Wacom Graphire", 10206, 7422, 511, 63,
3060           GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3061 static const struct wacom_features wacom_features_0x81 =
3062         { "Wacom Graphire BT", 16704, 12064, 511, 32,
3063           GRAPHIRE_BT, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES, 2 };
3064 static const struct wacom_features wacom_features_0x11 =
3065         { "Wacom Graphire2 4x5", 10206, 7422, 511, 63,
3066           GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3067 static const struct wacom_features wacom_features_0x12 =
3068         { "Wacom Graphire2 5x7", 13918, 10206, 511, 63,
3069           GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3070 static const struct wacom_features wacom_features_0x13 =
3071         { "Wacom Graphire3", 10208, 7424, 511, 63,
3072           GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3073 static const struct wacom_features wacom_features_0x14 =
3074         { "Wacom Graphire3 6x8", 16704, 12064, 511, 63,
3075           GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3076 static const struct wacom_features wacom_features_0x15 =
3077         { "Wacom Graphire4 4x5", 10208, 7424, 511, 63,
3078           WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3079 static const struct wacom_features wacom_features_0x16 =
3080         { "Wacom Graphire4 6x8", 16704, 12064, 511, 63,
3081           WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3082 static const struct wacom_features wacom_features_0x17 =
3083         { "Wacom BambooFun 4x5", 14760, 9225, 511, 63,
3084           WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3085 static const struct wacom_features wacom_features_0x18 =
3086         { "Wacom BambooFun 6x8", 21648, 13530, 511, 63,
3087           WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3088 static const struct wacom_features wacom_features_0x19 =
3089         { "Wacom Bamboo1 Medium", 16704, 12064, 511, 63,
3090           GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3091 static const struct wacom_features wacom_features_0x60 =
3092         { "Wacom Volito", 5104, 3712, 511, 63,
3093           GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
3094 static const struct wacom_features wacom_features_0x61 =
3095         { "Wacom PenStation2", 3250, 2320, 255, 63,
3096           GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
3097 static const struct wacom_features wacom_features_0x62 =
3098         { "Wacom Volito2 4x5", 5104, 3712, 511, 63,
3099           GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
3100 static const struct wacom_features wacom_features_0x63 =
3101         { "Wacom Volito2 2x3", 3248, 2320, 511, 63,
3102           GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
3103 static const struct wacom_features wacom_features_0x64 =
3104         { "Wacom PenPartner2", 3250, 2320, 511, 63,
3105           GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
3106 static const struct wacom_features wacom_features_0x65 =
3107         { "Wacom Bamboo", 14760, 9225, 511, 63,
3108           WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3109 static const struct wacom_features wacom_features_0x69 =
3110         { "Wacom Bamboo1", 5104, 3712, 511, 63,
3111           GRAPHIRE, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
3112 static const struct wacom_features wacom_features_0x6A =
3113         { "Wacom Bamboo1 4x6", 14760, 9225, 1023, 63,
3114           GRAPHIRE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3115 static const struct wacom_features wacom_features_0x6B =
3116         { "Wacom Bamboo1 5x8", 21648, 13530, 1023, 63,
3117           GRAPHIRE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3118 static const struct wacom_features wacom_features_0x20 =
3119         { "Wacom Intuos 4x5", 12700, 10600, 1023, 31,
3120           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3121 static const struct wacom_features wacom_features_0x21 =
3122         { "Wacom Intuos 6x8", 20320, 16240, 1023, 31,
3123           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3124 static const struct wacom_features wacom_features_0x22 =
3125         { "Wacom Intuos 9x12", 30480, 24060, 1023, 31,
3126           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3127 static const struct wacom_features wacom_features_0x23 =
3128         { "Wacom Intuos 12x12", 30480, 31680, 1023, 31,
3129           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3130 static const struct wacom_features wacom_features_0x24 =
3131         { "Wacom Intuos 12x18", 45720, 31680, 1023, 31,
3132           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3133 static const struct wacom_features wacom_features_0x30 =
3134         { "Wacom PL400", 5408, 4056, 255, 0,
3135           PL, WACOM_PL_RES, WACOM_PL_RES };
3136 static const struct wacom_features wacom_features_0x31 =
3137         { "Wacom PL500", 6144, 4608, 255, 0,
3138           PL, WACOM_PL_RES, WACOM_PL_RES };
3139 static const struct wacom_features wacom_features_0x32 =
3140         { "Wacom PL600", 6126, 4604, 255, 0,
3141           PL, WACOM_PL_RES, WACOM_PL_RES };
3142 static const struct wacom_features wacom_features_0x33 =
3143         { "Wacom PL600SX", 6260, 5016, 255, 0,
3144           PL, WACOM_PL_RES, WACOM_PL_RES };
3145 static const struct wacom_features wacom_features_0x34 =
3146         { "Wacom PL550", 6144, 4608, 511, 0,
3147           PL, WACOM_PL_RES, WACOM_PL_RES };
3148 static const struct wacom_features wacom_features_0x35 =
3149         { "Wacom PL800", 7220, 5780, 511, 0,
3150           PL, WACOM_PL_RES, WACOM_PL_RES };
3151 static const struct wacom_features wacom_features_0x37 =
3152         { "Wacom PL700", 6758, 5406, 511, 0,
3153           PL, WACOM_PL_RES, WACOM_PL_RES };
3154 static const struct wacom_features wacom_features_0x38 =
3155         { "Wacom PL510", 6282, 4762, 511, 0,
3156           PL, WACOM_PL_RES, WACOM_PL_RES };
3157 static const struct wacom_features wacom_features_0x39 =
3158         { "Wacom DTU710", 34080, 27660, 511, 0,
3159           PL, WACOM_PL_RES, WACOM_PL_RES };
3160 static const struct wacom_features wacom_features_0xC4 =
3161         { "Wacom DTF521", 6282, 4762, 511, 0,
3162           PL, WACOM_PL_RES, WACOM_PL_RES };
3163 static const struct wacom_features wacom_features_0xC0 =
3164         { "Wacom DTF720", 6858, 5506, 511, 0,
3165           PL, WACOM_PL_RES, WACOM_PL_RES };
3166 static const struct wacom_features wacom_features_0xC2 =
3167         { "Wacom DTF720a", 6858, 5506, 511, 0,
3168           PL, WACOM_PL_RES, WACOM_PL_RES };
3169 static const struct wacom_features wacom_features_0x03 =
3170         { "Wacom Cintiq Partner", 20480, 15360, 511, 0,
3171           PTU, WACOM_PL_RES, WACOM_PL_RES };
3172 static const struct wacom_features wacom_features_0x41 =
3173         { "Wacom Intuos2 4x5", 12700, 10600, 1023, 31,
3174           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3175 static const struct wacom_features wacom_features_0x42 =
3176         { "Wacom Intuos2 6x8", 20320, 16240, 1023, 31,
3177           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3178 static const struct wacom_features wacom_features_0x43 =
3179         { "Wacom Intuos2 9x12", 30480, 24060, 1023, 31,
3180           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3181 static const struct wacom_features wacom_features_0x44 =
3182         { "Wacom Intuos2 12x12", 30480, 31680, 1023, 31,
3183           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3184 static const struct wacom_features wacom_features_0x45 =
3185         { "Wacom Intuos2 12x18", 45720, 31680, 1023, 31,
3186           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3187 static const struct wacom_features wacom_features_0xB0 =
3188         { "Wacom Intuos3 4x5", 25400, 20320, 1023, 63,
3189           INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 4 };
3190 static const struct wacom_features wacom_features_0xB1 =
3191         { "Wacom Intuos3 6x8", 40640, 30480, 1023, 63,
3192           INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
3193 static const struct wacom_features wacom_features_0xB2 =
3194         { "Wacom Intuos3 9x12", 60960, 45720, 1023, 63,
3195           INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
3196 static const struct wacom_features wacom_features_0xB3 =
3197         { "Wacom Intuos3 12x12", 60960, 60960, 1023, 63,
3198           INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
3199 static const struct wacom_features wacom_features_0xB4 =
3200         { "Wacom Intuos3 12x19", 97536, 60960, 1023, 63,
3201           INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
3202 static const struct wacom_features wacom_features_0xB5 =
3203         { "Wacom Intuos3 6x11", 54204, 31750, 1023, 63,
3204           INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
3205 static const struct wacom_features wacom_features_0xB7 =
3206         { "Wacom Intuos3 4x6", 31496, 19685, 1023, 63,
3207           INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 4 };
3208 static const struct wacom_features wacom_features_0xB8 =
3209         { "Wacom Intuos4 4x6", 31496, 19685, 2047, 63,
3210           INTUOS4S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7 };
3211 static const struct wacom_features wacom_features_0xB9 =
3212         { "Wacom Intuos4 6x9", 44704, 27940, 2047, 63,
3213           INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
3214 static const struct wacom_features wacom_features_0xBA =
3215         { "Wacom Intuos4 8x13", 65024, 40640, 2047, 63,
3216           INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
3217 static const struct wacom_features wacom_features_0xBB =
3218         { "Wacom Intuos4 12x19", 97536, 60960, 2047, 63,
3219           INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
3220 static const struct wacom_features wacom_features_0xBC =
3221         { "Wacom Intuos4 WL", 40640, 25400, 2047, 63,
3222           INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
3223 static const struct wacom_features wacom_features_0xBD =
3224         { "Wacom Intuos4 WL", 40640, 25400, 2047, 63,
3225           INTUOS4WL, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
3226 static const struct wacom_features wacom_features_0x26 =
3227         { "Wacom Intuos5 touch S", 31496, 19685, 2047, 63,
3228           INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7, .touch_max = 16 };
3229 static const struct wacom_features wacom_features_0x27 =
3230         { "Wacom Intuos5 touch M", 44704, 27940, 2047, 63,
3231           INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16 };
3232 static const struct wacom_features wacom_features_0x28 =
3233         { "Wacom Intuos5 touch L", 65024, 40640, 2047, 63,
3234           INTUOS5L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16 };
3235 static const struct wacom_features wacom_features_0x29 =
3236         { "Wacom Intuos5 S", 31496, 19685, 2047, 63,
3237           INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7 };
3238 static const struct wacom_features wacom_features_0x2A =
3239         { "Wacom Intuos5 M", 44704, 27940, 2047, 63,
3240           INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
3241 static const struct wacom_features wacom_features_0x314 =
3242         { "Wacom Intuos Pro S", 31496, 19685, 2047, 63,
3243           INTUOSPS, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7, .touch_max = 16,
3244           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3245 static const struct wacom_features wacom_features_0x315 =
3246         { "Wacom Intuos Pro M", 44704, 27940, 2047, 63,
3247           INTUOSPM, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16,
3248           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3249 static const struct wacom_features wacom_features_0x317 =
3250         { "Wacom Intuos Pro L", 65024, 40640, 2047, 63,
3251           INTUOSPL, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16,
3252           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3253 static const struct wacom_features wacom_features_0xF4 =
3254         { "Wacom Cintiq 24HD", 104080, 65200, 2047, 63,
3255           WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 16,
3256           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
3257 static const struct wacom_features wacom_features_0xF8 =
3258         { "Wacom Cintiq 24HD touch", 104080, 65200, 2047, 63, /* Pen */
3259           WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 16,
3260           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
3261           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf6 };
3262 static const struct wacom_features wacom_features_0xF6 =
3263         { "Wacom Cintiq 24HD touch", .type = WACOM_24HDT, /* Touch */
3264           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf8, .touch_max = 10,
3265           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3266 static const struct wacom_features wacom_features_0x32A =
3267         { "Wacom Cintiq 27QHD", 119740, 67520, 2047, 63,
3268           WACOM_27QHD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 0,
3269           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
3270 static const struct wacom_features wacom_features_0x32B =
3271         { "Wacom Cintiq 27QHD touch", 119740, 67520, 2047, 63,
3272           WACOM_27QHD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 0,
3273           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
3274           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x32C };
3275 static const struct wacom_features wacom_features_0x32C =
3276         { "Wacom Cintiq 27QHD touch", .type = WACOM_27QHDT,
3277           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x32B, .touch_max = 10 };
3278 static const struct wacom_features wacom_features_0x3F =
3279         { "Wacom Cintiq 21UX", 87200, 65600, 1023, 63,
3280           CINTIQ, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
3281 static const struct wacom_features wacom_features_0xC5 =
3282         { "Wacom Cintiq 20WSX", 86680, 54180, 1023, 63,
3283           WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 10 };
3284 static const struct wacom_features wacom_features_0xC6 =
3285         { "Wacom Cintiq 12WX", 53020, 33440, 1023, 63,
3286           WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 10 };
3287 static const struct wacom_features wacom_features_0x304 =
3288         { "Wacom Cintiq 13HD", 59152, 33448, 1023, 63,
3289           WACOM_13HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
3290           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
3291 static const struct wacom_features wacom_features_0x333 =
3292         { "Wacom Cintiq 13HD touch", 59152, 33448, 2047, 63,
3293           WACOM_13HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
3294           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
3295           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x335 };
3296 static const struct wacom_features wacom_features_0x335 =
3297         { "Wacom Cintiq 13HD touch", .type = WACOM_24HDT, /* Touch */
3298           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x333, .touch_max = 10,
3299           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3300 static const struct wacom_features wacom_features_0xC7 =
3301         { "Wacom DTU1931", 37832, 30305, 511, 0,
3302           PL, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3303 static const struct wacom_features wacom_features_0xCE =
3304         { "Wacom DTU2231", 47864, 27011, 511, 0,
3305           DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
3306           .check_for_hid_type = true, .hid_type = HID_TYPE_USBMOUSE };
3307 static const struct wacom_features wacom_features_0xF0 =
3308         { "Wacom DTU1631", 34623, 19553, 511, 0,
3309           DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3310 static const struct wacom_features wacom_features_0xFB =
3311         { "Wacom DTU1031", 21896, 13760, 511, 0,
3312           DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
3313           WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
3314 static const struct wacom_features wacom_features_0x32F =
3315         { "Wacom DTU1031X", 22472, 12728, 511, 0,
3316           DTUSX, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 0,
3317           WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
3318 static const struct wacom_features wacom_features_0x336 =
3319         { "Wacom DTU1141", 23472, 13203, 1023, 0,
3320           DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
3321           WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
3322 static const struct wacom_features wacom_features_0x57 =
3323         { "Wacom DTK2241", 95640, 54060, 2047, 63,
3324           DTK, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 6,
3325           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
3326 static const struct wacom_features wacom_features_0x59 = /* Pen */
3327         { "Wacom DTH2242", 95640, 54060, 2047, 63,
3328           DTK, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 6,
3329           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
3330           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5D };
3331 static const struct wacom_features wacom_features_0x5D = /* Touch */
3332         { "Wacom DTH2242",       .type = WACOM_24HDT,
3333           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x59, .touch_max = 10,
3334           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3335 static const struct wacom_features wacom_features_0xCC =
3336         { "Wacom Cintiq 21UX2", 86800, 65200, 2047, 63,
3337           WACOM_21UX2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
3338           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
3339 static const struct wacom_features wacom_features_0xFA =
3340         { "Wacom Cintiq 22HD", 95440, 53860, 2047, 63,
3341           WACOM_22HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
3342           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
3343 static const struct wacom_features wacom_features_0x5B =
3344         { "Wacom Cintiq 22HDT", 95440, 53860, 2047, 63,
3345           WACOM_22HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
3346           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
3347           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5e };
3348 static const struct wacom_features wacom_features_0x5E =
3349         { "Wacom Cintiq 22HDT", .type = WACOM_24HDT,
3350           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5b, .touch_max = 10,
3351           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3352 static const struct wacom_features wacom_features_0x90 =
3353         { "Wacom ISDv4 90", 26202, 16325, 255, 0,
3354           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3355 static const struct wacom_features wacom_features_0x93 =
3356         { "Wacom ISDv4 93", 26202, 16325, 255, 0,
3357           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3358 static const struct wacom_features wacom_features_0x97 =
3359         { "Wacom ISDv4 97", 26202, 16325, 511, 0,
3360           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3361 static const struct wacom_features wacom_features_0x9A =
3362         { "Wacom ISDv4 9A", 26202, 16325, 255, 0,
3363           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3364 static const struct wacom_features wacom_features_0x9F =
3365         { "Wacom ISDv4 9F", 26202, 16325, 255, 0,
3366           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3367 static const struct wacom_features wacom_features_0xE2 =
3368         { "Wacom ISDv4 E2", 26202, 16325, 255, 0,
3369           TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
3370 static const struct wacom_features wacom_features_0xE3 =
3371         { "Wacom ISDv4 E3", 26202, 16325, 255, 0,
3372           TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
3373 static const struct wacom_features wacom_features_0xE5 =
3374         { "Wacom ISDv4 E5", 26202, 16325, 255, 0,
3375           MTSCREEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3376 static const struct wacom_features wacom_features_0xE6 =
3377         { "Wacom ISDv4 E6", 27760, 15694, 255, 0,
3378           TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
3379 static const struct wacom_features wacom_features_0xEC =
3380         { "Wacom ISDv4 EC", 25710, 14500, 255, 0,
3381           TABLETPC,    WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3382 static const struct wacom_features wacom_features_0xED =
3383         { "Wacom ISDv4 ED", 26202, 16325, 255, 0,
3384           TABLETPCE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3385 static const struct wacom_features wacom_features_0xEF =
3386         { "Wacom ISDv4 EF", 26202, 16325, 255, 0,
3387           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3388 static const struct wacom_features wacom_features_0x100 =
3389         { "Wacom ISDv4 100", 26202, 16325, 255, 0,
3390           MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3391 static const struct wacom_features wacom_features_0x101 =
3392         { "Wacom ISDv4 101", 26202, 16325, 255, 0,
3393           MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3394 static const struct wacom_features wacom_features_0x10D =
3395         { "Wacom ISDv4 10D", 26202, 16325, 255, 0,
3396           MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3397 static const struct wacom_features wacom_features_0x10E =
3398         { "Wacom ISDv4 10E", 27760, 15694, 255, 0,
3399           MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3400 static const struct wacom_features wacom_features_0x10F =
3401         { "Wacom ISDv4 10F", 27760, 15694, 255, 0,
3402           MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3403 static const struct wacom_features wacom_features_0x116 =
3404         { "Wacom ISDv4 116", 26202, 16325, 255, 0,
3405           TABLETPCE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3406 static const struct wacom_features wacom_features_0x12C =
3407         { "Wacom ISDv4 12C", 27848, 15752, 2047, 0,
3408           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3409 static const struct wacom_features wacom_features_0x4001 =
3410         { "Wacom ISDv4 4001", 26202, 16325, 255, 0,
3411           MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3412 static const struct wacom_features wacom_features_0x4004 =
3413         { "Wacom ISDv4 4004", 11060, 6220, 255, 0,
3414           MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3415 static const struct wacom_features wacom_features_0x5000 =
3416         { "Wacom ISDv4 5000", 27848, 15752, 1023, 0,
3417           MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3418 static const struct wacom_features wacom_features_0x5002 =
3419         { "Wacom ISDv4 5002", 29576, 16724, 1023, 0,
3420           MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3421 static const struct wacom_features wacom_features_0x47 =
3422         { "Wacom Intuos2 6x8", 20320, 16240, 1023, 31,
3423           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3424 static const struct wacom_features wacom_features_0x84 =
3425         { "Wacom Wireless Receiver", .type = WIRELESS, .touch_max = 16 };
3426 static const struct wacom_features wacom_features_0xD0 =
3427         { "Wacom Bamboo 2FG", 14720, 9200, 1023, 31,
3428           BAMBOO_TOUCH, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
3429 static const struct wacom_features wacom_features_0xD1 =
3430         { "Wacom Bamboo 2FG 4x5", 14720, 9200, 1023, 31,
3431           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
3432 static const struct wacom_features wacom_features_0xD2 =
3433         { "Wacom Bamboo Craft", 14720, 9200, 1023, 31,
3434           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
3435 static const struct wacom_features wacom_features_0xD3 =
3436         { "Wacom Bamboo 2FG 6x8", 21648, 13700, 1023, 31,
3437           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
3438 static const struct wacom_features wacom_features_0xD4 =
3439         { "Wacom Bamboo Pen", 14720, 9200, 1023, 31,
3440           BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3441 static const struct wacom_features wacom_features_0xD5 =
3442         { "Wacom Bamboo Pen 6x8", 21648, 13700, 1023, 31,
3443           BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3444 static const struct wacom_features wacom_features_0xD6 =
3445         { "Wacom BambooPT 2FG 4x5", 14720, 9200, 1023, 31,
3446           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
3447 static const struct wacom_features wacom_features_0xD7 =
3448         { "Wacom BambooPT 2FG Small", 14720, 9200, 1023, 31,
3449           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
3450 static const struct wacom_features wacom_features_0xD8 =
3451         { "Wacom Bamboo Comic 2FG", 21648, 13700, 1023, 31,
3452           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
3453 static const struct wacom_features wacom_features_0xDA =
3454         { "Wacom Bamboo 2FG 4x5 SE", 14720, 9200, 1023, 31,
3455           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
3456 static const struct wacom_features wacom_features_0xDB =
3457         { "Wacom Bamboo 2FG 6x8 SE", 21648, 13700, 1023, 31,
3458           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
3459 static const struct wacom_features wacom_features_0xDD =
3460         { "Wacom Bamboo Connect", 14720, 9200, 1023, 31,
3461           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3462 static const struct wacom_features wacom_features_0xDE =
3463         { "Wacom Bamboo 16FG 4x5", 14720, 9200, 1023, 31,
3464           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16 };
3465 static const struct wacom_features wacom_features_0xDF =
3466         { "Wacom Bamboo 16FG 6x8", 21648, 13700, 1023, 31,
3467           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16 };
3468 static const struct wacom_features wacom_features_0x300 =
3469         { "Wacom Bamboo One S", 14720, 9225, 1023, 31,
3470           BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3471 static const struct wacom_features wacom_features_0x301 =
3472         { "Wacom Bamboo One M", 21648, 13530, 1023, 31,
3473           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3474 static const struct wacom_features wacom_features_0x302 =
3475         { "Wacom Intuos PT S", 15200, 9500, 1023, 31,
3476           INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
3477           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3478 static const struct wacom_features wacom_features_0x303 =
3479         { "Wacom Intuos PT M", 21600, 13500, 1023, 31,
3480           INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
3481           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3482 static const struct wacom_features wacom_features_0x30E =
3483         { "Wacom Intuos S", 15200, 9500, 1023, 31,
3484           INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
3485           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3486 static const struct wacom_features wacom_features_0x6004 =
3487         { "ISD-V4", 12800, 8000, 255, 0,
3488           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3489 static const struct wacom_features wacom_features_0x307 =
3490         { "Wacom ISDv5 307", 59152, 33448, 2047, 63,
3491           CINTIQ_HYBRID, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
3492           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
3493           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x309 };
3494 static const struct wacom_features wacom_features_0x309 =
3495         { "Wacom ISDv5 309", .type = WACOM_24HDT, /* Touch */
3496           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x0307, .touch_max = 10,
3497           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3498 static const struct wacom_features wacom_features_0x30A =
3499         { "Wacom ISDv5 30A", 59152, 33448, 2047, 63,
3500           CINTIQ_HYBRID, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
3501           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
3502           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x30C };
3503 static const struct wacom_features wacom_features_0x30C =
3504         { "Wacom ISDv5 30C", .type = WACOM_24HDT, /* Touch */
3505           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x30A, .touch_max = 10,
3506           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3507 static const struct wacom_features wacom_features_0x318 =
3508         { "Wacom USB Bamboo PAD", 4095, 4095, /* Touch */
3509           .type = BAMBOO_PAD, 35, 48, .touch_max = 4 };
3510 static const struct wacom_features wacom_features_0x319 =
3511         { "Wacom Wireless Bamboo PAD", 4095, 4095, /* Touch */
3512           .type = BAMBOO_PAD, 35, 48, .touch_max = 4 };
3513 static const struct wacom_features wacom_features_0x325 =
3514         { "Wacom ISDv5 325", 59552, 33848, 2047, 63,
3515           CINTIQ_COMPANION_2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 11,
3516           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
3517           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x326 };
3518 static const struct wacom_features wacom_features_0x326 = /* Touch */
3519         { "Wacom ISDv5 326", .type = HID_GENERIC, .oVid = USB_VENDOR_ID_WACOM,
3520           .oPid = 0x325 };
3521 static const struct wacom_features wacom_features_0x323 =
3522         { "Wacom Intuos P M", 21600, 13500, 1023, 31,
3523           INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
3524           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3525 static const struct wacom_features wacom_features_0x331 =
3526         { "Wacom Express Key Remote", .type = REMOTE,
3527           .numbered_buttons = 18, .check_for_hid_type = true,
3528           .hid_type = HID_TYPE_USBNONE };
3529 static const struct wacom_features wacom_features_0x33B =
3530         { "Wacom Intuos S 2", 15200, 9500, 2047, 63,
3531           INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
3532           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3533 static const struct wacom_features wacom_features_0x33C =
3534         { "Wacom Intuos PT S 2", 15200, 9500, 2047, 63,
3535           INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
3536           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3537 static const struct wacom_features wacom_features_0x33D =
3538         { "Wacom Intuos P M 2", 21600, 13500, 2047, 63,
3539           INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
3540           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3541 static const struct wacom_features wacom_features_0x33E =
3542         { "Wacom Intuos PT M 2", 21600, 13500, 2047, 63,
3543           INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
3544           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3545 static const struct wacom_features wacom_features_0x343 =
3546         { "Wacom DTK1651", 34616, 19559, 1023, 0,
3547           DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
3548           WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
3549
3550 static const struct wacom_features wacom_features_HID_ANY_ID =
3551         { "Wacom HID", .type = HID_GENERIC, .oVid = HID_ANY_ID, .oPid = HID_ANY_ID };
3552
3553 #define USB_DEVICE_WACOM(prod)                                          \
3554         HID_DEVICE(BUS_USB, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
3555         .driver_data = (kernel_ulong_t)&wacom_features_##prod
3556
3557 #define BT_DEVICE_WACOM(prod)                                           \
3558         HID_DEVICE(BUS_BLUETOOTH, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
3559         .driver_data = (kernel_ulong_t)&wacom_features_##prod
3560
3561 #define I2C_DEVICE_WACOM(prod)                                          \
3562         HID_DEVICE(BUS_I2C, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
3563         .driver_data = (kernel_ulong_t)&wacom_features_##prod
3564
3565 #define USB_DEVICE_LENOVO(prod)                                 \
3566         HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, prod),                     \
3567         .driver_data = (kernel_ulong_t)&wacom_features_##prod
3568
3569 const struct hid_device_id wacom_ids[] = {
3570         { USB_DEVICE_WACOM(0x00) },
3571         { USB_DEVICE_WACOM(0x03) },
3572         { USB_DEVICE_WACOM(0x10) },
3573         { USB_DEVICE_WACOM(0x11) },
3574         { USB_DEVICE_WACOM(0x12) },
3575         { USB_DEVICE_WACOM(0x13) },
3576         { USB_DEVICE_WACOM(0x14) },
3577         { USB_DEVICE_WACOM(0x15) },
3578         { USB_DEVICE_WACOM(0x16) },
3579         { USB_DEVICE_WACOM(0x17) },
3580         { USB_DEVICE_WACOM(0x18) },
3581         { USB_DEVICE_WACOM(0x19) },
3582         { USB_DEVICE_WACOM(0x20) },
3583         { USB_DEVICE_WACOM(0x21) },
3584         { USB_DEVICE_WACOM(0x22) },
3585         { USB_DEVICE_WACOM(0x23) },
3586         { USB_DEVICE_WACOM(0x24) },
3587         { USB_DEVICE_WACOM(0x26) },
3588         { USB_DEVICE_WACOM(0x27) },
3589         { USB_DEVICE_WACOM(0x28) },
3590         { USB_DEVICE_WACOM(0x29) },
3591         { USB_DEVICE_WACOM(0x2A) },
3592         { USB_DEVICE_WACOM(0x30) },
3593         { USB_DEVICE_WACOM(0x31) },
3594         { USB_DEVICE_WACOM(0x32) },
3595         { USB_DEVICE_WACOM(0x33) },
3596         { USB_DEVICE_WACOM(0x34) },
3597         { USB_DEVICE_WACOM(0x35) },
3598         { USB_DEVICE_WACOM(0x37) },
3599         { USB_DEVICE_WACOM(0x38) },
3600         { USB_DEVICE_WACOM(0x39) },
3601         { USB_DEVICE_WACOM(0x3F) },
3602         { USB_DEVICE_WACOM(0x41) },
3603         { USB_DEVICE_WACOM(0x42) },
3604         { USB_DEVICE_WACOM(0x43) },
3605         { USB_DEVICE_WACOM(0x44) },
3606         { USB_DEVICE_WACOM(0x45) },
3607         { USB_DEVICE_WACOM(0x47) },
3608         { USB_DEVICE_WACOM(0x57) },
3609         { USB_DEVICE_WACOM(0x59) },
3610         { USB_DEVICE_WACOM(0x5B) },
3611         { USB_DEVICE_WACOM(0x5D) },
3612         { USB_DEVICE_WACOM(0x5E) },
3613         { USB_DEVICE_WACOM(0x60) },
3614         { USB_DEVICE_WACOM(0x61) },
3615         { USB_DEVICE_WACOM(0x62) },
3616         { USB_DEVICE_WACOM(0x63) },
3617         { USB_DEVICE_WACOM(0x64) },
3618         { USB_DEVICE_WACOM(0x65) },
3619         { USB_DEVICE_WACOM(0x69) },
3620         { USB_DEVICE_WACOM(0x6A) },
3621         { USB_DEVICE_WACOM(0x6B) },
3622         { BT_DEVICE_WACOM(0x81) },
3623         { USB_DEVICE_WACOM(0x84) },
3624         { USB_DEVICE_WACOM(0x90) },
3625         { USB_DEVICE_WACOM(0x93) },
3626         { USB_DEVICE_WACOM(0x97) },
3627         { USB_DEVICE_WACOM(0x9A) },
3628         { USB_DEVICE_WACOM(0x9F) },
3629         { USB_DEVICE_WACOM(0xB0) },
3630         { USB_DEVICE_WACOM(0xB1) },
3631         { USB_DEVICE_WACOM(0xB2) },
3632         { USB_DEVICE_WACOM(0xB3) },
3633         { USB_DEVICE_WACOM(0xB4) },
3634         { USB_DEVICE_WACOM(0xB5) },
3635         { USB_DEVICE_WACOM(0xB7) },
3636         { USB_DEVICE_WACOM(0xB8) },
3637         { USB_DEVICE_WACOM(0xB9) },
3638         { USB_DEVICE_WACOM(0xBA) },
3639         { USB_DEVICE_WACOM(0xBB) },
3640         { USB_DEVICE_WACOM(0xBC) },
3641         { BT_DEVICE_WACOM(0xBD) },
3642         { USB_DEVICE_WACOM(0xC0) },
3643         { USB_DEVICE_WACOM(0xC2) },
3644         { USB_DEVICE_WACOM(0xC4) },
3645         { USB_DEVICE_WACOM(0xC5) },
3646         { USB_DEVICE_WACOM(0xC6) },
3647         { USB_DEVICE_WACOM(0xC7) },
3648         { USB_DEVICE_WACOM(0xCC) },
3649         { USB_DEVICE_WACOM(0xCE) },
3650         { USB_DEVICE_WACOM(0xD0) },
3651         { USB_DEVICE_WACOM(0xD1) },
3652         { USB_DEVICE_WACOM(0xD2) },
3653         { USB_DEVICE_WACOM(0xD3) },
3654         { USB_DEVICE_WACOM(0xD4) },
3655         { USB_DEVICE_WACOM(0xD5) },
3656         { USB_DEVICE_WACOM(0xD6) },
3657         { USB_DEVICE_WACOM(0xD7) },
3658         { USB_DEVICE_WACOM(0xD8) },
3659         { USB_DEVICE_WACOM(0xDA) },
3660         { USB_DEVICE_WACOM(0xDB) },
3661         { USB_DEVICE_WACOM(0xDD) },
3662         { USB_DEVICE_WACOM(0xDE) },
3663         { USB_DEVICE_WACOM(0xDF) },
3664         { USB_DEVICE_WACOM(0xE2) },
3665         { USB_DEVICE_WACOM(0xE3) },
3666         { USB_DEVICE_WACOM(0xE5) },
3667         { USB_DEVICE_WACOM(0xE6) },
3668         { USB_DEVICE_WACOM(0xEC) },
3669         { USB_DEVICE_WACOM(0xED) },
3670         { USB_DEVICE_WACOM(0xEF) },
3671         { USB_DEVICE_WACOM(0xF0) },
3672         { USB_DEVICE_WACOM(0xF4) },
3673         { USB_DEVICE_WACOM(0xF6) },
3674         { USB_DEVICE_WACOM(0xF8) },
3675         { USB_DEVICE_WACOM(0xFA) },
3676         { USB_DEVICE_WACOM(0xFB) },
3677         { USB_DEVICE_WACOM(0x100) },
3678         { USB_DEVICE_WACOM(0x101) },
3679         { USB_DEVICE_WACOM(0x10D) },
3680         { USB_DEVICE_WACOM(0x10E) },
3681         { USB_DEVICE_WACOM(0x10F) },
3682         { USB_DEVICE_WACOM(0x116) },
3683         { USB_DEVICE_WACOM(0x12C) },
3684         { USB_DEVICE_WACOM(0x300) },
3685         { USB_DEVICE_WACOM(0x301) },
3686         { USB_DEVICE_WACOM(0x302) },
3687         { USB_DEVICE_WACOM(0x303) },
3688         { USB_DEVICE_WACOM(0x304) },
3689         { USB_DEVICE_WACOM(0x307) },
3690         { USB_DEVICE_WACOM(0x309) },
3691         { USB_DEVICE_WACOM(0x30A) },
3692         { USB_DEVICE_WACOM(0x30C) },
3693         { USB_DEVICE_WACOM(0x30E) },
3694         { USB_DEVICE_WACOM(0x314) },
3695         { USB_DEVICE_WACOM(0x315) },
3696         { USB_DEVICE_WACOM(0x317) },
3697         { USB_DEVICE_WACOM(0x318) },
3698         { USB_DEVICE_WACOM(0x319) },
3699         { USB_DEVICE_WACOM(0x323) },
3700         { USB_DEVICE_WACOM(0x325) },
3701         { USB_DEVICE_WACOM(0x326) },
3702         { USB_DEVICE_WACOM(0x32A) },
3703         { USB_DEVICE_WACOM(0x32B) },
3704         { USB_DEVICE_WACOM(0x32C) },
3705         { USB_DEVICE_WACOM(0x32F) },
3706         { USB_DEVICE_WACOM(0x331) },
3707         { USB_DEVICE_WACOM(0x333) },
3708         { USB_DEVICE_WACOM(0x335) },
3709         { USB_DEVICE_WACOM(0x336) },
3710         { USB_DEVICE_WACOM(0x33B) },
3711         { USB_DEVICE_WACOM(0x33C) },
3712         { USB_DEVICE_WACOM(0x33D) },
3713         { USB_DEVICE_WACOM(0x33E) },
3714         { USB_DEVICE_WACOM(0x343) },
3715         { USB_DEVICE_WACOM(0x4001) },
3716         { USB_DEVICE_WACOM(0x4004) },
3717         { USB_DEVICE_WACOM(0x5000) },
3718         { USB_DEVICE_WACOM(0x5002) },
3719         { USB_DEVICE_LENOVO(0x6004) },
3720
3721         { USB_DEVICE_WACOM(HID_ANY_ID) },
3722         { I2C_DEVICE_WACOM(HID_ANY_ID) },
3723         { }
3724 };
3725 MODULE_DEVICE_TABLE(hid, wacom_ids);