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 static int wacom_numbered_button_to_key(int n);
  45
  46 static void wacom_update_led(struct wacom *wacom, int button_count, int mask,
  47                              int group);
  48 /*
  49  * Percent of battery capacity for Graphire.
  50  * 8th value means AC online and show 100% capacity.
  51  */
  52 static unsigned short batcap_gr[8] = { 1, 15, 25, 35, 50, 70, 100, 100 };
  53
  54 /*
  55  * Percent of battery capacity for Intuos4 WL, AC has a separate bit.
  56  */
  57 static unsigned short batcap_i4[8] = { 1, 15, 30, 45, 60, 70, 85, 100 };
  58
  59 static void __wacom_notify_battery(struct wacom_battery *battery,
  60                                    int bat_status, int bat_capacity,
  61                                    bool bat_charging, bool bat_connected,
  62                                    bool ps_connected)
  63 {
  64         bool changed = battery->bat_status       != bat_status    ||
  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 (changed) {
  71                 battery->bat_status = bat_status;
  72                 battery->battery_capacity = bat_capacity;
  73                 battery->bat_charging = bat_charging;
  74                 battery->bat_connected = bat_connected;
  75                 battery->ps_connected = ps_connected;
  76
  77                 if (battery->battery)
  78                         power_supply_changed(battery->battery);
  79         }
  80 }
  81
  82 static void wacom_notify_battery(struct wacom_wac *wacom_wac,
  83         int bat_status, int bat_capacity, bool bat_charging,
  84         bool bat_connected, bool ps_connected)
  85 {
  86         struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
  87
  88         __wacom_notify_battery(&wacom->battery, bat_status, bat_capacity,
  89                                bat_charging, bat_connected, ps_connected);
  90 }
  91
  92 static int wacom_penpartner_irq(struct wacom_wac *wacom)
  93 {
  94         unsigned char *data = wacom->data;
  95         struct input_dev *input = wacom->pen_input;
  96
  97         switch (data[0]) {
  98         case 1:
  99                 if (data[5] & 0x80) {
 100                         wacom->tool[0] = (data[5] & 0x20) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
 101                         wacom->id[0] = (data[5] & 0x20) ? ERASER_DEVICE_ID : STYLUS_DEVICE_ID;
 102                         input_report_key(input, wacom->tool[0], 1);
 103                         input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
 104                         input_report_abs(input, ABS_X, get_unaligned_le16(&data[1]));
 105                         input_report_abs(input, ABS_Y, get_unaligned_le16(&data[3]));
 106                         input_report_abs(input, ABS_PRESSURE, (signed char)data[6] + 127);
 107                         input_report_key(input, BTN_TOUCH, ((signed char)data[6] > -127));
 108                         input_report_key(input, BTN_STYLUS, (data[5] & 0x40));
 109                 } else {
 110                         input_report_key(input, wacom->tool[0], 0);
 111                         input_report_abs(input, ABS_MISC, 0); /* report tool id */
 112                         input_report_abs(input, ABS_PRESSURE, -1);
 113                         input_report_key(input, BTN_TOUCH, 0);
 114                 }
 115                 break;
 116
 117         case 2:
 118                 input_report_key(input, BTN_TOOL_PEN, 1);
 119                 input_report_abs(input, ABS_MISC, STYLUS_DEVICE_ID); /* report tool id */
 120                 input_report_abs(input, ABS_X, get_unaligned_le16(&data[1]));
 121                 input_report_abs(input, ABS_Y, get_unaligned_le16(&data[3]));
 122                 input_report_abs(input, ABS_PRESSURE, (signed char)data[6] + 127);
 123                 input_report_key(input, BTN_TOUCH, ((signed char)data[6] > -80) && !(data[5] & 0x20));
 124                 input_report_key(input, BTN_STYLUS, (data[5] & 0x40));
 125                 break;
 126
 127         default:
 128                 dev_dbg(input->dev.parent,
 129                         "%s: received unknown report #%d\n", __func__, data[0]);
 130                 return 0;
 131         }
 132
 133         return 1;
 134 }
 135
 136 static int wacom_pl_irq(struct wacom_wac *wacom)
 137 {
 138         struct wacom_features *features = &wacom->features;
 139         unsigned char *data = wacom->data;
 140         struct input_dev *input = wacom->pen_input;
 141         int prox, pressure;
 142
 143         if (data[0] != WACOM_REPORT_PENABLED) {
 144                 dev_dbg(input->dev.parent,
 145                         "%s: received unknown report #%d\n", __func__, data[0]);
 146                 return 0;
 147         }
 148
 149         prox = data[1] & 0x40;
 150
 151         if (!wacom->id[0]) {
 152                 if ((data[0] & 0x10) || (data[4] & 0x20)) {
 153                         wacom->tool[0] = BTN_TOOL_RUBBER;
 154                         wacom->id[0] = ERASER_DEVICE_ID;
 155                 }
 156                 else {
 157                         wacom->tool[0] = BTN_TOOL_PEN;
 158                         wacom->id[0] = STYLUS_DEVICE_ID;
 159                 }
 160         }
 161
 162         /* If the eraser is in prox, STYLUS2 is always set. If we
 163          * mis-detected the type and notice that STYLUS2 isn't set
 164          * then force the eraser out of prox and let the pen in.
 165          */
 166         if (wacom->tool[0] == BTN_TOOL_RUBBER && !(data[4] & 0x20)) {
 167                 input_report_key(input, BTN_TOOL_RUBBER, 0);
 168                 input_report_abs(input, ABS_MISC, 0);
 169                 input_sync(input);
 170                 wacom->tool[0] = BTN_TOOL_PEN;
 171                 wacom->id[0] = STYLUS_DEVICE_ID;
 172         }
 173
 174         if (prox) {
 175                 pressure = (signed char)((data[7] << 1) | ((data[4] >> 2) & 1));
 176                 if (features->pressure_max > 255)
 177                         pressure = (pressure << 1) | ((data[4] >> 6) & 1);
 178                 pressure += (features->pressure_max + 1) / 2;
 179
 180                 input_report_abs(input, ABS_X, data[3] | (data[2] << 7) | ((data[1] & 0x03) << 14));
 181                 input_report_abs(input, ABS_Y, data[6] | (data[5] << 7) | ((data[4] & 0x03) << 14));
 182                 input_report_abs(input, ABS_PRESSURE, pressure);
 183
 184                 input_report_key(input, BTN_TOUCH, data[4] & 0x08);
 185                 input_report_key(input, BTN_STYLUS, data[4] & 0x10);
 186                 /* Only allow the stylus2 button to be reported for the pen tool. */
 187                 input_report_key(input, BTN_STYLUS2, (wacom->tool[0] == BTN_TOOL_PEN) && (data[4] & 0x20));
 188         }
 189
 190         if (!prox)
 191                 wacom->id[0] = 0;
 192         input_report_key(input, wacom->tool[0], prox);
 193         input_report_abs(input, ABS_MISC, wacom->id[0]);
 194         return 1;
 195 }
 196
 197 static int wacom_ptu_irq(struct wacom_wac *wacom)
 198 {
 199         unsigned char *data = wacom->data;
 200         struct input_dev *input = wacom->pen_input;
 201
 202         if (data[0] != WACOM_REPORT_PENABLED) {
 203                 dev_dbg(input->dev.parent,
 204                         "%s: received unknown report #%d\n", __func__, data[0]);
 205                 return 0;
 206         }
 207
 208         if (data[1] & 0x04) {
 209                 input_report_key(input, BTN_TOOL_RUBBER, data[1] & 0x20);
 210                 input_report_key(input, BTN_TOUCH, data[1] & 0x08);
 211                 wacom->id[0] = ERASER_DEVICE_ID;
 212         } else {
 213                 input_report_key(input, BTN_TOOL_PEN, data[1] & 0x20);
 214                 input_report_key(input, BTN_TOUCH, data[1] & 0x01);
 215                 wacom->id[0] = STYLUS_DEVICE_ID;
 216         }
 217         input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
 218         input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
 219         input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
 220         input_report_abs(input, ABS_PRESSURE, le16_to_cpup((__le16 *)&data[6]));
 221         input_report_key(input, BTN_STYLUS, data[1] & 0x02);
 222         input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
 223         return 1;
 224 }
 225
 226 static int wacom_dtu_irq(struct wacom_wac *wacom)
 227 {
 228         unsigned char *data = wacom->data;
 229         struct input_dev *input = wacom->pen_input;
 230         int prox = data[1] & 0x20;
 231
 232         dev_dbg(input->dev.parent,
 233                 "%s: received report #%d", __func__, data[0]);
 234
 235         if (prox) {
 236                 /* Going into proximity select tool */
 237                 wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
 238                 if (wacom->tool[0] == BTN_TOOL_PEN)
 239                         wacom->id[0] = STYLUS_DEVICE_ID;
 240                 else
 241                         wacom->id[0] = ERASER_DEVICE_ID;
 242         }
 243         input_report_key(input, BTN_STYLUS, data[1] & 0x02);
 244         input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
 245         input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
 246         input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
 247         input_report_abs(input, ABS_PRESSURE, ((data[7] & 0x01) << 8) | data[6]);
 248         input_report_key(input, BTN_TOUCH, data[1] & 0x05);
 249         if (!prox) /* out-prox */
 250                 wacom->id[0] = 0;
 251         input_report_key(input, wacom->tool[0], prox);
 252         input_report_abs(input, ABS_MISC, wacom->id[0]);
 253         return 1;
 254 }
 255
 256 static int wacom_dtus_irq(struct wacom_wac *wacom)
 257 {
 258         char *data = wacom->data;
 259         struct input_dev *input = wacom->pen_input;
 260         unsigned short prox, pressure = 0;
 261
 262         if (data[0] != WACOM_REPORT_DTUS && data[0] != WACOM_REPORT_DTUSPAD) {
 263                 dev_dbg(input->dev.parent,
 264                         "%s: received unknown report #%d", __func__, data[0]);
 265                 return 0;
 266         } else if (data[0] == WACOM_REPORT_DTUSPAD) {
 267                 input = wacom->pad_input;
 268                 input_report_key(input, BTN_0, (data[1] & 0x01));
 269                 input_report_key(input, BTN_1, (data[1] & 0x02));
 270                 input_report_key(input, BTN_2, (data[1] & 0x04));
 271                 input_report_key(input, BTN_3, (data[1] & 0x08));
 272                 input_report_abs(input, ABS_MISC,
 273                                  data[1] & 0x0f ? PAD_DEVICE_ID : 0);
 274                 return 1;
 275         } else {
 276                 prox = data[1] & 0x80;
 277                 if (prox) {
 278                         switch ((data[1] >> 3) & 3) {
 279                         case 1: /* Rubber */
 280                                 wacom->tool[0] = BTN_TOOL_RUBBER;
 281                                 wacom->id[0] = ERASER_DEVICE_ID;
 282                                 break;
 283
 284                         case 2: /* Pen */
 285                                 wacom->tool[0] = BTN_TOOL_PEN;
 286                                 wacom->id[0] = STYLUS_DEVICE_ID;
 287                                 break;
 288                         }
 289                 }
 290
 291                 input_report_key(input, BTN_STYLUS, data[1] & 0x20);
 292                 input_report_key(input, BTN_STYLUS2, data[1] & 0x40);
 293                 input_report_abs(input, ABS_X, get_unaligned_be16(&data[3]));
 294                 input_report_abs(input, ABS_Y, get_unaligned_be16(&data[5]));
 295                 pressure = ((data[1] & 0x03) << 8) | (data[2] & 0xff);
 296                 input_report_abs(input, ABS_PRESSURE, pressure);
 297                 input_report_key(input, BTN_TOUCH, pressure > 10);
 298
 299                 if (!prox) /* out-prox */
 300                         wacom->id[0] = 0;
 301                 input_report_key(input, wacom->tool[0], prox);
 302                 input_report_abs(input, ABS_MISC, wacom->id[0]);
 303                 return 1;
 304         }
 305 }
 306
 307 static int wacom_graphire_irq(struct wacom_wac *wacom)
 308 {
 309         struct wacom_features *features = &wacom->features;
 310         unsigned char *data = wacom->data;
 311         struct input_dev *input = wacom->pen_input;
 312         struct input_dev *pad_input = wacom->pad_input;
 313         int battery_capacity, ps_connected;
 314         int prox;
 315         int rw = 0;
 316         int retval = 0;
 317
 318         if (features->type == GRAPHIRE_BT) {
 319                 if (data[0] != WACOM_REPORT_PENABLED_BT) {
 320                         dev_dbg(input->dev.parent,
 321                                 "%s: received unknown report #%d\n", __func__,
 322                                 data[0]);
 323                         goto exit;
 324                 }
 325         } else if (data[0] != WACOM_REPORT_PENABLED) {
 326                 dev_dbg(input->dev.parent,
 327                         "%s: received unknown report #%d\n", __func__, data[0]);
 328                 goto exit;
 329         }
 330
 331         prox = data[1] & 0x80;
 332         if (prox || wacom->id[0]) {
 333                 if (prox) {
 334                         switch ((data[1] >> 5) & 3) {
 335
 336                         case 0: /* Pen */
 337                                 wacom->tool[0] = BTN_TOOL_PEN;
 338                                 wacom->id[0] = STYLUS_DEVICE_ID;
 339                                 break;
 340
 341                         case 1: /* Rubber */
 342                                 wacom->tool[0] = BTN_TOOL_RUBBER;
 343                                 wacom->id[0] = ERASER_DEVICE_ID;
 344                                 break;
 345
 346                         case 2: /* Mouse with wheel */
 347                                 input_report_key(input, BTN_MIDDLE, data[1] & 0x04);
 348                                 /* fall through */
 349
 350                         case 3: /* Mouse without wheel */
 351                                 wacom->tool[0] = BTN_TOOL_MOUSE;
 352                                 wacom->id[0] = CURSOR_DEVICE_ID;
 353                                 break;
 354                         }
 355                 }
 356                 input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
 357                 input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
 358                 if (wacom->tool[0] != BTN_TOOL_MOUSE) {
 359                         if (features->type == GRAPHIRE_BT)
 360                                 input_report_abs(input, ABS_PRESSURE, data[6] |
 361                                         (((__u16) (data[1] & 0x08)) << 5));
 362                         else
 363                                 input_report_abs(input, ABS_PRESSURE, data[6] |
 364                                         ((data[7] & 0x03) << 8));
 365                         input_report_key(input, BTN_TOUCH, data[1] & 0x01);
 366                         input_report_key(input, BTN_STYLUS, data[1] & 0x02);
 367                         input_report_key(input, BTN_STYLUS2, data[1] & 0x04);
 368                 } else {
 369                         input_report_key(input, BTN_LEFT, data[1] & 0x01);
 370                         input_report_key(input, BTN_RIGHT, data[1] & 0x02);
 371                         if (features->type == WACOM_G4 ||
 372                                         features->type == WACOM_MO) {
 373                                 input_report_abs(input, ABS_DISTANCE, data[6] & 0x3f);
 374                                 rw = (data[7] & 0x04) - (data[7] & 0x03);
 375                         } else if (features->type == GRAPHIRE_BT) {
 376                                 /* Compute distance between mouse and tablet */
 377                                 rw = 44 - (data[6] >> 2);
 378                                 rw = clamp_val(rw, 0, 31);
 379                                 input_report_abs(input, ABS_DISTANCE, rw);
 380                                 if (((data[1] >> 5) & 3) == 2) {
 381                                         /* Mouse with wheel */
 382                                         input_report_key(input, BTN_MIDDLE,
 383                                                         data[1] & 0x04);
 384                                         rw = (data[6] & 0x01) ? -1 :
 385                                                 (data[6] & 0x02) ? 1 : 0;
 386                                 } else {
 387                                         rw = 0;
 388                                 }
 389                         } else {
 390                                 input_report_abs(input, ABS_DISTANCE, data[7] & 0x3f);
 391                                 rw = -(signed char)data[6];
 392                         }
 393                         input_report_rel(input, REL_WHEEL, rw);
 394                 }
 395
 396                 if (!prox)
 397                         wacom->id[0] = 0;
 398                 input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
 399                 input_report_key(input, wacom->tool[0], prox);
 400                 input_sync(input); /* sync last event */
 401         }
 402
 403         /* send pad data */
 404         switch (features->type) {
 405         case WACOM_G4:
 406                 prox = data[7] & 0xf8;
 407                 if (prox || wacom->id[1]) {
 408                         wacom->id[1] = PAD_DEVICE_ID;
 409                         input_report_key(pad_input, BTN_BACK, (data[7] & 0x40));
 410                         input_report_key(pad_input, BTN_FORWARD, (data[7] & 0x80));
 411                         rw = ((data[7] & 0x18) >> 3) - ((data[7] & 0x20) >> 3);
 412                         input_report_rel(pad_input, REL_WHEEL, rw);
 413                         if (!prox)
 414                                 wacom->id[1] = 0;
 415                         input_report_abs(pad_input, ABS_MISC, wacom->id[1]);
 416                         retval = 1;
 417                 }
 418                 break;
 419
 420         case WACOM_MO:
 421                 prox = (data[7] & 0xf8) || data[8];
 422                 if (prox || wacom->id[1]) {
 423                         wacom->id[1] = PAD_DEVICE_ID;
 424                         input_report_key(pad_input, BTN_BACK, (data[7] & 0x08));
 425                         input_report_key(pad_input, BTN_LEFT, (data[7] & 0x20));
 426                         input_report_key(pad_input, BTN_FORWARD, (data[7] & 0x10));
 427                         input_report_key(pad_input, BTN_RIGHT, (data[7] & 0x40));
 428                         input_report_abs(pad_input, ABS_WHEEL, (data[8] & 0x7f));
 429                         if (!prox)
 430                                 wacom->id[1] = 0;
 431                         input_report_abs(pad_input, ABS_MISC, wacom->id[1]);
 432                         retval = 1;
 433                 }
 434                 break;
 435         case GRAPHIRE_BT:
 436                 prox = data[7] & 0x03;
 437                 if (prox || wacom->id[1]) {
 438                         wacom->id[1] = PAD_DEVICE_ID;
 439                         input_report_key(pad_input, BTN_0, (data[7] & 0x02));
 440                         input_report_key(pad_input, BTN_1, (data[7] & 0x01));
 441                         if (!prox)
 442                                 wacom->id[1] = 0;
 443                         input_report_abs(pad_input, ABS_MISC, wacom->id[1]);
 444                         retval = 1;
 445                 }
 446                 break;
 447         }
 448
 449         /* Store current battery capacity and power supply state */
 450         if (features->type == GRAPHIRE_BT) {
 451                 rw = (data[7] >> 2 & 0x07);
 452                 battery_capacity = batcap_gr[rw];
 453                 ps_connected = rw == 7;
 454                 wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
 455                                      battery_capacity, ps_connected, 1,
 456                                      ps_connected);
 457         }
 458 exit:
 459         return retval;
 460 }
 461
 462 static void wacom_intuos_schedule_prox_event(struct wacom_wac *wacom_wac)
 463 {
 464         struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
 465         struct wacom_features *features = &wacom_wac->features;
 466         struct hid_report *r;
 467         struct hid_report_enum *re;
 468
 469         re = &(wacom->hdev->report_enum[HID_FEATURE_REPORT]);
 470         if (features->type == INTUOSHT2)
 471                 r = re->report_id_hash[WACOM_REPORT_INTUOSHT2_ID];
 472         else
 473                 r = re->report_id_hash[WACOM_REPORT_INTUOS_ID1];
 474         if (r) {
 475                 hid_hw_request(wacom->hdev, r, HID_REQ_GET_REPORT);
 476         }
 477 }
 478
 479 static int wacom_intuos_pad(struct wacom_wac *wacom)
 480 {
 481         struct wacom_features *features = &wacom->features;
 482         unsigned char *data = wacom->data;
 483         struct input_dev *input = wacom->pad_input;
 484         int i;
 485         int buttons = 0, nbuttons = features->numbered_buttons;
 486         int keys = 0, nkeys = 0;
 487         int ring1 = 0, ring2 = 0;
 488         int strip1 = 0, strip2 = 0;
 489         bool prox = false;
 490
 491         /* pad packets. Works as a second tool and is always in prox */
 492         if (!(data[0] == WACOM_REPORT_INTUOSPAD || data[0] == WACOM_REPORT_INTUOS5PAD ||
 493               data[0] == WACOM_REPORT_CINTIQPAD))
 494                 return 0;
 495
 496         if (features->type >= INTUOS4S && features->type <= INTUOS4L) {
 497                 buttons = (data[3] << 1) | (data[2] & 0x01);
 498                 ring1 = data[1];
 499         } else if (features->type == DTK) {
 500                 buttons = data[6];
 501         } else if (features->type == WACOM_13HD) {
 502                 buttons = (data[4] << 1) | (data[3] & 0x01);
 503         } else if (features->type == WACOM_24HD) {
 504                 buttons = (data[8] << 8) | data[6];
 505                 ring1 = data[1];
 506                 ring2 = data[2];
 507
 508                 /*
 509                  * Three "buttons" are available on the 24HD which are
 510                  * physically implemented as a touchstrip. Each button
 511                  * is approximately 3 bits wide with a 2 bit spacing.
 512                  * The raw touchstrip bits are stored at:
 513                  *    ((data[3] & 0x1f) << 8) | data[4])
 514                  */
 515                 nkeys = 3;
 516                 keys = ((data[3] & 0x1C) ? 1<<2 : 0) |
 517                        ((data[4] & 0xE0) ? 1<<1 : 0) |
 518                        ((data[4] & 0x07) ? 1<<0 : 0);
 519         } else if (features->type == WACOM_27QHD) {
 520                 nkeys = 3;
 521                 keys = data[2] & 0x07;
 522
 523                 input_report_abs(input, ABS_X, be16_to_cpup((__be16 *)&data[4]));
 524                 input_report_abs(input, ABS_Y, be16_to_cpup((__be16 *)&data[6]));
 525                 input_report_abs(input, ABS_Z, be16_to_cpup((__be16 *)&data[8]));
 526         } else if (features->type == CINTIQ_HYBRID) {
 527                 /*
 528                  * Do not send hardware buttons under Android. They
 529                  * are already sent to the system through GPIO (and
 530                  * have different meaning).
 531                  *
 532                  * d-pad right  -> data[4] & 0x10
 533                  * d-pad up     -> data[4] & 0x20
 534                  * d-pad left   -> data[4] & 0x40
 535                  * d-pad down   -> data[4] & 0x80
 536                  * d-pad center -> data[3] & 0x01
 537                  */
 538                 buttons = (data[4] << 1) | (data[3] & 0x01);
 539         } else if (features->type == CINTIQ_COMPANION_2) {
 540                 /* d-pad right  -> data[4] & 0x10
 541                  * d-pad up     -> data[4] & 0x20
 542                  * d-pad left   -> data[4] & 0x40
 543                  * d-pad down   -> data[4] & 0x80
 544                  * d-pad center -> data[3] & 0x01
 545                  */
 546                 buttons = ((data[2] >> 4) << 7) |
 547                           ((data[1] & 0x04) << 6) |
 548                           ((data[2] & 0x0F) << 2) |
 549                           (data[1] & 0x03);
 550         } else if (features->type >= INTUOS5S && features->type <= INTUOSPL) {
 551                 /*
 552                  * ExpressKeys on Intuos5/Intuos Pro have a capacitive sensor in
 553                  * addition to the mechanical switch. Switch data is
 554                  * stored in data[4], capacitive data in data[5].
 555                  *
 556                  * Touch ring mode switch (data[3]) has no capacitive sensor
 557                  */
 558                 buttons = (data[4] << 1) | (data[3] & 0x01);
 559                 ring1 = data[2];
 560         } else {
 561                 if (features->type == WACOM_21UX2 || features->type == WACOM_22HD) {
 562                         buttons = (data[8] << 10) | ((data[7] & 0x01) << 9) |
 563                                   (data[6] << 1) | (data[5] & 0x01);
 564
 565                         if (features->type == WACOM_22HD) {
 566                                 nkeys = 3;
 567                                 keys = data[9] & 0x07;
 568                         }
 569                 } else {
 570                         buttons = ((data[6] & 0x10) << 10) |
 571                                   ((data[5] & 0x10) << 9)  |
 572                                   ((data[6] & 0x0F) << 4)  |
 573                                   (data[5] & 0x0F);
 574                 }
 575                 strip1 = ((data[1] & 0x1f) << 8) | data[2];
 576                 strip2 = ((data[3] & 0x1f) << 8) | data[4];
 577         }
 578
 579         prox = (buttons & ~(~0 << nbuttons)) | (keys & ~(~0 << nkeys)) |
 580                (ring1 & 0x80) | (ring2 & 0x80) | strip1 | strip2;
 581
 582         wacom_report_numbered_buttons(input, nbuttons, buttons);
 583
 584         for (i = 0; i < nkeys; i++)
 585                 input_report_key(input, KEY_PROG1 + i, keys & (1 << i));
 586
 587         input_report_abs(input, ABS_RX, strip1);
 588         input_report_abs(input, ABS_RY, strip2);
 589
 590         input_report_abs(input, ABS_WHEEL,    (ring1 & 0x80) ? (ring1 & 0x7f) : 0);
 591         input_report_abs(input, ABS_THROTTLE, (ring2 & 0x80) ? (ring2 & 0x7f) : 0);
 592
 593         input_report_key(input, wacom->tool[1], prox ? 1 : 0);
 594         input_report_abs(input, ABS_MISC, prox ? PAD_DEVICE_ID : 0);
 595
 596         input_event(input, EV_MSC, MSC_SERIAL, 0xffffffff);
 597
 598         return 1;
 599 }
 600
 601 static int wacom_intuos_id_mangle(int tool_id)
 602 {
 603         return (tool_id & ~0xFFF) << 4 | (tool_id & 0xFFF);
 604 }
 605
 606 static int wacom_intuos_get_tool_type(int tool_id)
 607 {
 608         int tool_type;
 609
 610         switch (tool_id) {
 611         case 0x812: /* Inking pen */
 612         case 0x801: /* Intuos3 Inking pen */
 613         case 0x12802: /* Intuos4/5 Inking Pen */
 614         case 0x012:
 615                 tool_type = BTN_TOOL_PENCIL;
 616                 break;
 617
 618         case 0x822: /* Pen */
 619         case 0x842:
 620         case 0x852:
 621         case 0x823: /* Intuos3 Grip Pen */
 622         case 0x813: /* Intuos3 Classic Pen */
 623         case 0x885: /* Intuos3 Marker Pen */
 624         case 0x802: /* Intuos4/5 13HD/24HD General Pen */
 625         case 0x804: /* Intuos4/5 13HD/24HD Marker Pen */
 626         case 0x8e2: /* IntuosHT2 pen */
 627         case 0x022:
 628         case 0x10804: /* Intuos4/5 13HD/24HD Art Pen */
 629         case 0x14802: /* Intuos4/5 13HD/24HD Classic Pen */
 630         case 0x16802: /* Cintiq 13HD Pro Pen */
 631         case 0x18802: /* DTH2242 Pen */
 632         case 0x10802: /* Intuos4/5 13HD/24HD General Pen */
 633                 tool_type = BTN_TOOL_PEN;
 634                 break;
 635
 636         case 0x832: /* Stroke pen */
 637         case 0x032:
 638                 tool_type = BTN_TOOL_BRUSH;
 639                 break;
 640
 641         case 0x007: /* Mouse 4D and 2D */
 642         case 0x09c:
 643         case 0x094:
 644         case 0x017: /* Intuos3 2D Mouse */
 645         case 0x806: /* Intuos4 Mouse */
 646                 tool_type = BTN_TOOL_MOUSE;
 647                 break;
 648
 649         case 0x096: /* Lens cursor */
 650         case 0x097: /* Intuos3 Lens cursor */
 651         case 0x006: /* Intuos4 Lens cursor */
 652                 tool_type = BTN_TOOL_LENS;
 653                 break;
 654
 655         case 0x82a: /* Eraser */
 656         case 0x84a:
 657         case 0x85a:
 658         case 0x91a:
 659         case 0xd1a:
 660         case 0x0fa:
 661         case 0x82b: /* Intuos3 Grip Pen Eraser */
 662         case 0x81b: /* Intuos3 Classic Pen Eraser */
 663         case 0x91b: /* Intuos3 Airbrush Eraser */
 664         case 0x80c: /* Intuos4/5 13HD/24HD Marker Pen Eraser */
 665         case 0x80a: /* Intuos4/5 13HD/24HD General Pen Eraser */
 666         case 0x90a: /* Intuos4/5 13HD/24HD Airbrush Eraser */
 667         case 0x1480a: /* Intuos4/5 13HD/24HD Classic Pen Eraser */
 668         case 0x1090a: /* Intuos4/5 13HD/24HD Airbrush Eraser */
 669         case 0x1080c: /* Intuos4/5 13HD/24HD Art Pen Eraser */
 670         case 0x1680a: /* Cintiq 13HD Pro Pen Eraser */
 671         case 0x1880a: /* DTH2242 Eraser */
 672         case 0x1080a: /* Intuos4/5 13HD/24HD General Pen Eraser */
 673                 tool_type = BTN_TOOL_RUBBER;
 674                 break;
 675
 676         case 0xd12:
 677         case 0x912:
 678         case 0x112:
 679         case 0x913: /* Intuos3 Airbrush */
 680         case 0x902: /* Intuos4/5 13HD/24HD Airbrush */
 681         case 0x10902: /* Intuos4/5 13HD/24HD Airbrush */
 682                 tool_type = BTN_TOOL_AIRBRUSH;
 683                 break;
 684
 685         default: /* Unknown tool */
 686                 tool_type = BTN_TOOL_PEN;
 687                 break;
 688         }
 689         return tool_type;
 690 }
 691
 692 static int wacom_intuos_inout(struct wacom_wac *wacom)
 693 {
 694         struct wacom_features *features = &wacom->features;
 695         unsigned char *data = wacom->data;
 696         struct input_dev *input = wacom->pen_input;
 697         int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
 698
 699         if (!(((data[1] & 0xfc) == 0xc0) ||  /* in prox */
 700             ((data[1] & 0xfe) == 0x20) ||    /* in range */
 701             ((data[1] & 0xfe) == 0x80)))     /* out prox */
 702                 return 0;
 703
 704         /* Enter report */
 705         if ((data[1] & 0xfc) == 0xc0) {
 706                 /* serial number of the tool */
 707                 wacom->serial[idx] = ((data[3] & 0x0f) << 28) +
 708                         (data[4] << 20) + (data[5] << 12) +
 709                         (data[6] << 4) + (data[7] >> 4);
 710
 711                 wacom->id[idx] = (data[2] << 4) | (data[3] >> 4) |
 712                      ((data[7] & 0x0f) << 16) | ((data[8] & 0xf0) << 8);
 713
 714                 wacom->tool[idx] = wacom_intuos_get_tool_type(wacom->id[idx]);
 715
 716                 wacom->shared->stylus_in_proximity = true;
 717                 return 1;
 718         }
 719
 720         /* in Range */
 721         if ((data[1] & 0xfe) == 0x20) {
 722                 if (features->type != INTUOSHT2)
 723                         wacom->shared->stylus_in_proximity = true;
 724
 725                 /* in Range while exiting */
 726                 if (wacom->reporting_data) {
 727                         input_report_key(input, BTN_TOUCH, 0);
 728                         input_report_abs(input, ABS_PRESSURE, 0);
 729                         input_report_abs(input, ABS_DISTANCE, wacom->features.distance_max);
 730                         return 2;
 731                 }
 732                 return 1;
 733         }
 734
 735         /* Exit report */
 736         if ((data[1] & 0xfe) == 0x80) {
 737                 wacom->shared->stylus_in_proximity = false;
 738                 wacom->reporting_data = false;
 739
 740                 /* don't report exit if we don't know the ID */
 741                 if (!wacom->id[idx])
 742                         return 1;
 743
 744                 /*
 745                  * Reset all states otherwise we lose the initial states
 746                  * when in-prox next time
 747                  */
 748                 input_report_abs(input, ABS_X, 0);
 749                 input_report_abs(input, ABS_Y, 0);
 750                 input_report_abs(input, ABS_DISTANCE, 0);
 751                 input_report_abs(input, ABS_TILT_X, 0);
 752                 input_report_abs(input, ABS_TILT_Y, 0);
 753                 if (wacom->tool[idx] >= BTN_TOOL_MOUSE) {
 754                         input_report_key(input, BTN_LEFT, 0);
 755                         input_report_key(input, BTN_MIDDLE, 0);
 756                         input_report_key(input, BTN_RIGHT, 0);
 757                         input_report_key(input, BTN_SIDE, 0);
 758                         input_report_key(input, BTN_EXTRA, 0);
 759                         input_report_abs(input, ABS_THROTTLE, 0);
 760                         input_report_abs(input, ABS_RZ, 0);
 761                 } else {
 762                         input_report_abs(input, ABS_PRESSURE, 0);
 763                         input_report_key(input, BTN_STYLUS, 0);
 764                         input_report_key(input, BTN_STYLUS2, 0);
 765                         input_report_key(input, BTN_TOUCH, 0);
 766                         input_report_abs(input, ABS_WHEEL, 0);
 767                         if (features->type >= INTUOS3S)
 768                                 input_report_abs(input, ABS_Z, 0);
 769                 }
 770                 input_report_key(input, wacom->tool[idx], 0);
 771                 input_report_abs(input, ABS_MISC, 0); /* reset tool id */
 772                 input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
 773                 wacom->id[idx] = 0;
 774                 return 2;
 775         }
 776
 777         return 0;
 778 }
 779
 780 static inline bool report_touch_events(struct wacom_wac *wacom)
 781 {
 782         return (touch_arbitration ? !wacom->shared->stylus_in_proximity : 1);
 783 }
 784
 785 static inline bool delay_pen_events(struct wacom_wac *wacom)
 786 {
 787         return (wacom->shared->touch_down && touch_arbitration);
 788 }
 789
 790 static int wacom_intuos_general(struct wacom_wac *wacom)
 791 {
 792         struct wacom_features *features = &wacom->features;
 793         unsigned char *data = wacom->data;
 794         struct input_dev *input = wacom->pen_input;
 795         int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
 796         unsigned char type = (data[1] >> 1) & 0x0F;
 797         unsigned int x, y, distance, t;
 798
 799         if (data[0] != WACOM_REPORT_PENABLED && data[0] != WACOM_REPORT_CINTIQ &&
 800                 data[0] != WACOM_REPORT_INTUOS_PEN)
 801                 return 0;
 802
 803         if (delay_pen_events(wacom))
 804                 return 1;
 805
 806         /* don't report events if we don't know the tool ID */
 807         if (!wacom->id[idx]) {
 808                 /* but reschedule a read of the current tool */
 809                 wacom_intuos_schedule_prox_event(wacom);
 810                 return 1;
 811         }
 812
 813         /*
 814          * don't report events for invalid data
 815          */
 816         /* older I4 styli don't work with new Cintiqs */
 817         if ((!((wacom->id[idx] >> 16) & 0x01) &&
 818                         (features->type == WACOM_21UX2)) ||
 819             /* Only large Intuos support Lense Cursor */
 820             (wacom->tool[idx] == BTN_TOOL_LENS &&
 821                 (features->type == INTUOS3 ||
 822                  features->type == INTUOS3S ||
 823                  features->type == INTUOS4 ||
 824                  features->type == INTUOS4S ||
 825                  features->type == INTUOS5 ||
 826                  features->type == INTUOS5S ||
 827                  features->type == INTUOSPM ||
 828                  features->type == INTUOSPS)) ||
 829            /* Cintiq doesn't send data when RDY bit isn't set */
 830            (features->type == CINTIQ && !(data[1] & 0x40)))
 831                 return 1;
 832
 833         x = (be16_to_cpup((__be16 *)&data[2]) << 1) | ((data[9] >> 1) & 1);
 834         y = (be16_to_cpup((__be16 *)&data[4]) << 1) | (data[9] & 1);
 835         distance = data[9] >> 2;
 836         if (features->type < INTUOS3S) {
 837                 x >>= 1;
 838                 y >>= 1;
 839                 distance >>= 1;
 840         }
 841         input_report_abs(input, ABS_X, x);
 842         input_report_abs(input, ABS_Y, y);
 843         input_report_abs(input, ABS_DISTANCE, distance);
 844
 845         switch (type) {
 846         case 0x00:
 847         case 0x01:
 848         case 0x02:
 849         case 0x03:
 850                 /* general pen packet */
 851                 t = (data[6] << 3) | ((data[7] & 0xC0) >> 5) | (data[1] & 1);
 852                 if (features->pressure_max < 2047)
 853                         t >>= 1;
 854                 input_report_abs(input, ABS_PRESSURE, t);
 855                 if (features->type != INTUOSHT2) {
 856                     input_report_abs(input, ABS_TILT_X,
 857                                  (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
 858                     input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
 859                 }
 860                 input_report_key(input, BTN_STYLUS, data[1] & 2);
 861                 input_report_key(input, BTN_STYLUS2, data[1] & 4);
 862                 input_report_key(input, BTN_TOUCH, t > 10);
 863                 break;
 864
 865         case 0x0a:
 866                 /* airbrush second packet */
 867                 input_report_abs(input, ABS_WHEEL,
 868                                 (data[6] << 2) | ((data[7] >> 6) & 3));
 869                 input_report_abs(input, ABS_TILT_X,
 870                                  (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
 871                 input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
 872                 break;
 873
 874         case 0x05:
 875                 /* Rotation packet */
 876                 if (features->type >= INTUOS3S) {
 877                         /* I3 marker pen rotation */
 878                         t = (data[6] << 3) | ((data[7] >> 5) & 7);
 879                         t = (data[7] & 0x20) ? ((t > 900) ? ((t-1) / 2 - 1350) :
 880                                 ((t-1) / 2 + 450)) : (450 - t / 2) ;
 881                         input_report_abs(input, ABS_Z, t);
 882                 } else {
 883                         /* 4D mouse 2nd packet */
 884                         t = (data[6] << 3) | ((data[7] >> 5) & 7);
 885                         input_report_abs(input, ABS_RZ, (data[7] & 0x20) ?
 886                                 ((t - 1) / 2) : -t / 2);
 887                 }
 888                 break;
 889
 890         case 0x04:
 891                 /* 4D mouse 1st packet */
 892                 input_report_key(input, BTN_LEFT,   data[8] & 0x01);
 893                 input_report_key(input, BTN_MIDDLE, data[8] & 0x02);
 894                 input_report_key(input, BTN_RIGHT,  data[8] & 0x04);
 895
 896                 input_report_key(input, BTN_SIDE,   data[8] & 0x20);
 897                 input_report_key(input, BTN_EXTRA,  data[8] & 0x10);
 898                 t = (data[6] << 2) | ((data[7] >> 6) & 3);
 899                 input_report_abs(input, ABS_THROTTLE, (data[8] & 0x08) ? -t : t);
 900                 break;
 901
 902         case 0x06:
 903                 /* I4 mouse */
 904                 input_report_key(input, BTN_LEFT,   data[6] & 0x01);
 905                 input_report_key(input, BTN_MIDDLE, data[6] & 0x02);
 906                 input_report_key(input, BTN_RIGHT,  data[6] & 0x04);
 907                 input_report_rel(input, REL_WHEEL, ((data[7] & 0x80) >> 7)
 908                                  - ((data[7] & 0x40) >> 6));
 909                 input_report_key(input, BTN_SIDE,   data[6] & 0x08);
 910                 input_report_key(input, BTN_EXTRA,  data[6] & 0x10);
 911
 912                 input_report_abs(input, ABS_TILT_X,
 913                         (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
 914                 input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
 915                 break;
 916
 917         case 0x08:
 918                 if (wacom->tool[idx] == BTN_TOOL_MOUSE) {
 919                         /* 2D mouse packet */
 920                         input_report_key(input, BTN_LEFT,   data[8] & 0x04);
 921                         input_report_key(input, BTN_MIDDLE, data[8] & 0x08);
 922                         input_report_key(input, BTN_RIGHT,  data[8] & 0x10);
 923                         input_report_rel(input, REL_WHEEL, (data[8] & 0x01)
 924                                          - ((data[8] & 0x02) >> 1));
 925
 926                         /* I3 2D mouse side buttons */
 927                         if (features->type >= INTUOS3S && features->type <= INTUOS3L) {
 928                                 input_report_key(input, BTN_SIDE,   data[8] & 0x40);
 929                                 input_report_key(input, BTN_EXTRA,  data[8] & 0x20);
 930                         }
 931                 }
 932                 else if (wacom->tool[idx] == BTN_TOOL_LENS) {
 933                         /* Lens cursor packets */
 934                         input_report_key(input, BTN_LEFT,   data[8] & 0x01);
 935                         input_report_key(input, BTN_MIDDLE, data[8] & 0x02);
 936                         input_report_key(input, BTN_RIGHT,  data[8] & 0x04);
 937                         input_report_key(input, BTN_SIDE,   data[8] & 0x10);
 938                         input_report_key(input, BTN_EXTRA,  data[8] & 0x08);
 939                 }
 940                 break;
 941
 942         case 0x07:
 943         case 0x09:
 944         case 0x0b:
 945         case 0x0c:
 946         case 0x0d:
 947         case 0x0e:
 948         case 0x0f:
 949                 /* unhandled */
 950                 break;
 951         }
 952
 953         input_report_abs(input, ABS_MISC,
 954                          wacom_intuos_id_mangle(wacom->id[idx])); /* report tool id */
 955         input_report_key(input, wacom->tool[idx], 1);
 956         input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
 957         wacom->reporting_data = true;
 958         return 2;
 959 }
 960
 961 static int wacom_intuos_irq(struct wacom_wac *wacom)
 962 {
 963         unsigned char *data = wacom->data;
 964         struct input_dev *input = wacom->pen_input;
 965         int result;
 966
 967         if (data[0] != WACOM_REPORT_PENABLED &&
 968             data[0] != WACOM_REPORT_INTUOS_ID1 &&
 969             data[0] != WACOM_REPORT_INTUOS_ID2 &&
 970             data[0] != WACOM_REPORT_INTUOSPAD &&
 971             data[0] != WACOM_REPORT_INTUOS_PEN &&
 972             data[0] != WACOM_REPORT_CINTIQ &&
 973             data[0] != WACOM_REPORT_CINTIQPAD &&
 974             data[0] != WACOM_REPORT_INTUOS5PAD) {
 975                 dev_dbg(input->dev.parent,
 976                         "%s: received unknown report #%d\n", __func__, data[0]);
 977                 return 0;
 978         }
 979
 980         /* process pad events */
 981         result = wacom_intuos_pad(wacom);
 982         if (result)
 983                 return result;
 984
 985         /* process in/out prox events */
 986         result = wacom_intuos_inout(wacom);
 987         if (result)
 988                 return result - 1;
 989
 990         /* process general packets */
 991         result = wacom_intuos_general(wacom);
 992         if (result)
 993                 return result - 1;
 994
 995         return 0;
 996 }
 997
 998 static int wacom_remote_irq(struct wacom_wac *wacom_wac, size_t len)
 999 {
1000         unsigned char *data = wacom_wac->data;
1001         struct input_dev *input;
1002         struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
1003         struct wacom_remote *remote = wacom->remote;
1004         int bat_charging, bat_percent, touch_ring_mode;
1005         __u32 serial;
1006         int i, index = -1;
1007         unsigned long flags;
1008
1009         if (data[0] != WACOM_REPORT_REMOTE) {
1010                 hid_dbg(wacom->hdev, "%s: received unknown report #%d",
1011                         __func__, data[0]);
1012                 return 0;
1013         }
1014
1015         serial = data[3] + (data[4] << 8) + (data[5] << 16);
1016         wacom_wac->id[0] = PAD_DEVICE_ID;
1017
1018         spin_lock_irqsave(&remote->remote_lock, flags);
1019
1020         for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1021                 if (remote->remotes[i].serial == serial) {
1022                         index = i;
1023                         break;
1024                 }
1025         }
1026
1027         if (index < 0 || !remote->remotes[index].registered)
1028                 goto out;
1029
1030         input = remote->remotes[index].input;
1031
1032         input_report_key(input, BTN_0, (data[9] & 0x01));
1033         input_report_key(input, BTN_1, (data[9] & 0x02));
1034         input_report_key(input, BTN_2, (data[9] & 0x04));
1035         input_report_key(input, BTN_3, (data[9] & 0x08));
1036         input_report_key(input, BTN_4, (data[9] & 0x10));
1037         input_report_key(input, BTN_5, (data[9] & 0x20));
1038         input_report_key(input, BTN_6, (data[9] & 0x40));
1039         input_report_key(input, BTN_7, (data[9] & 0x80));
1040
1041         input_report_key(input, BTN_8, (data[10] & 0x01));
1042         input_report_key(input, BTN_9, (data[10] & 0x02));
1043         input_report_key(input, BTN_A, (data[10] & 0x04));
1044         input_report_key(input, BTN_B, (data[10] & 0x08));
1045         input_report_key(input, BTN_C, (data[10] & 0x10));
1046         input_report_key(input, BTN_X, (data[10] & 0x20));
1047         input_report_key(input, BTN_Y, (data[10] & 0x40));
1048         input_report_key(input, BTN_Z, (data[10] & 0x80));
1049
1050         input_report_key(input, BTN_BASE, (data[11] & 0x01));
1051         input_report_key(input, BTN_BASE2, (data[11] & 0x02));
1052
1053         if (data[12] & 0x80)
1054                 input_report_abs(input, ABS_WHEEL, (data[12] & 0x7f));
1055         else
1056                 input_report_abs(input, ABS_WHEEL, 0);
1057
1058         bat_percent = data[7] & 0x7f;
1059         bat_charging = !!(data[7] & 0x80);
1060
1061         if (data[9] | data[10] | (data[11] & 0x03) | data[12])
1062                 input_report_abs(input, ABS_MISC, PAD_DEVICE_ID);
1063         else
1064                 input_report_abs(input, ABS_MISC, 0);
1065
1066         input_event(input, EV_MSC, MSC_SERIAL, serial);
1067
1068         input_sync(input);
1069
1070         /*Which mode select (LED light) is currently on?*/
1071         touch_ring_mode = (data[11] & 0xC0) >> 6;
1072
1073         for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1074                 if (remote->remotes[i].serial == serial)
1075                         wacom->led.groups[i].select = touch_ring_mode;
1076         }
1077
1078         __wacom_notify_battery(&remote->remotes[index].battery,
1079                                 WACOM_POWER_SUPPLY_STATUS_AUTO, bat_percent,
1080                                 bat_charging, 1, bat_charging);
1081
1082 out:
1083         spin_unlock_irqrestore(&remote->remote_lock, flags);
1084         return 0;
1085 }
1086
1087 static void wacom_remote_status_irq(struct wacom_wac *wacom_wac, size_t len)
1088 {
1089         struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
1090         unsigned char *data = wacom_wac->data;
1091         struct wacom_remote *remote = wacom->remote;
1092         struct wacom_remote_data remote_data;
1093         unsigned long flags;
1094         int i, ret;
1095
1096         if (data[0] != WACOM_REPORT_DEVICE_LIST)
1097                 return;
1098
1099         memset(&remote_data, 0, sizeof(struct wacom_remote_data));
1100
1101         for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1102                 int j = i * 6;
1103                 int serial = (data[j+6] << 16) + (data[j+5] << 8) + data[j+4];
1104                 bool connected = data[j+2];
1105
1106                 remote_data.remote[i].serial = serial;
1107                 remote_data.remote[i].connected = connected;
1108         }
1109
1110         spin_lock_irqsave(&remote->remote_lock, flags);
1111
1112         ret = kfifo_in(&remote->remote_fifo, &remote_data, sizeof(remote_data));
1113         if (ret != sizeof(remote_data)) {
1114                 spin_unlock_irqrestore(&remote->remote_lock, flags);
1115                 hid_err(wacom->hdev, "Can't queue Remote status event.\n");
1116                 return;
1117         }
1118
1119         spin_unlock_irqrestore(&remote->remote_lock, flags);
1120
1121         wacom_schedule_work(wacom_wac, WACOM_WORKER_REMOTE);
1122 }
1123
1124 static int int_dist(int x1, int y1, int x2, int y2)
1125 {
1126         int x = x2 - x1;
1127         int y = y2 - y1;
1128
1129         return int_sqrt(x*x + y*y);
1130 }
1131
1132 static void wacom_intuos_bt_process_data(struct wacom_wac *wacom,
1133                 unsigned char *data)
1134 {
1135         memcpy(wacom->data, data, 10);
1136         wacom_intuos_irq(wacom);
1137
1138         input_sync(wacom->pen_input);
1139         if (wacom->pad_input)
1140                 input_sync(wacom->pad_input);
1141 }
1142
1143 static int wacom_intuos_bt_irq(struct wacom_wac *wacom, size_t len)
1144 {
1145         unsigned char data[WACOM_PKGLEN_MAX];
1146         int i = 1;
1147         unsigned power_raw, battery_capacity, bat_charging, ps_connected;
1148
1149         memcpy(data, wacom->data, len);
1150
1151         switch (data[0]) {
1152         case 0x04:
1153                 wacom_intuos_bt_process_data(wacom, data + i);
1154                 i += 10;
1155                 /* fall through */
1156         case 0x03:
1157                 wacom_intuos_bt_process_data(wacom, data + i);
1158                 i += 10;
1159                 wacom_intuos_bt_process_data(wacom, data + i);
1160                 i += 10;
1161                 power_raw = data[i];
1162                 bat_charging = (power_raw & 0x08) ? 1 : 0;
1163                 ps_connected = (power_raw & 0x10) ? 1 : 0;
1164                 battery_capacity = batcap_i4[power_raw & 0x07];
1165                 wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
1166                                      battery_capacity, bat_charging,
1167                                      battery_capacity || bat_charging,
1168                                      ps_connected);
1169                 break;
1170         default:
1171                 dev_dbg(wacom->pen_input->dev.parent,
1172                                 "Unknown report: %d,%d size:%zu\n",
1173                                 data[0], data[1], len);
1174                 return 0;
1175         }
1176         return 0;
1177 }
1178
1179 static int wacom_wac_finger_count_touches(struct wacom_wac *wacom)
1180 {
1181         struct input_dev *input = wacom->touch_input;
1182         unsigned touch_max = wacom->features.touch_max;
1183         int count = 0;
1184         int i;
1185
1186         if (!touch_max)
1187                 return 0;
1188
1189         if (touch_max == 1)
1190                 return test_bit(BTN_TOUCH, input->key) &&
1191                         report_touch_events(wacom);
1192
1193         for (i = 0; i < input->mt->num_slots; i++) {
1194                 struct input_mt_slot *ps = &input->mt->slots[i];
1195                 int id = input_mt_get_value(ps, ABS_MT_TRACKING_ID);
1196                 if (id >= 0)
1197                         count++;
1198         }
1199
1200         return count;
1201 }
1202
1203 static void wacom_intuos_pro2_bt_pen(struct wacom_wac *wacom)
1204 {
1205         const int pen_frame_len = 14;
1206         const int pen_frames = 7;
1207
1208         struct input_dev *pen_input = wacom->pen_input;
1209         unsigned char *data = wacom->data;
1210         int i;
1211
1212         wacom->serial[0] = get_unaligned_le64(&data[99]);
1213         wacom->id[0]     = get_unaligned_le16(&data[107]);
1214         if (wacom->serial[0] >> 52 == 1) {
1215                 /* Add back in missing bits of ID for non-USI pens */
1216                 wacom->id[0] |= (wacom->serial[0] >> 32) & 0xFFFFF;
1217         }
1218         wacom->tool[0]   = wacom_intuos_get_tool_type(wacom_intuos_id_mangle(wacom->id[0]));
1219
1220         for (i = 0; i < pen_frames; i++) {
1221                 unsigned char *frame = &data[i*pen_frame_len + 1];
1222                 bool valid = frame[0] & 0x80;
1223                 bool prox = frame[0] & 0x40;
1224                 bool range = frame[0] & 0x20;
1225
1226                 if (!valid)
1227                         continue;
1228
1229                 if (range) {
1230                         input_report_abs(pen_input, ABS_X, get_unaligned_le16(&frame[1]));
1231                         input_report_abs(pen_input, ABS_Y, get_unaligned_le16(&frame[3]));
1232                         input_report_abs(pen_input, ABS_TILT_X, frame[7]);
1233                         input_report_abs(pen_input, ABS_TILT_Y, frame[8]);
1234                         input_report_abs(pen_input, ABS_Z, get_unaligned_le16(&frame[9]));
1235                         input_report_abs(pen_input, ABS_WHEEL, get_unaligned_le16(&frame[11]));
1236                 }
1237                 input_report_abs(pen_input, ABS_PRESSURE, get_unaligned_le16(&frame[5]));
1238                 input_report_abs(pen_input, ABS_DISTANCE, range ? frame[13] : wacom->features.distance_max);
1239
1240                 input_report_key(pen_input, BTN_TOUCH, frame[0] & 0x01);
1241                 input_report_key(pen_input, BTN_STYLUS, frame[0] & 0x02);
1242                 input_report_key(pen_input, BTN_STYLUS2, frame[0] & 0x04);
1243
1244                 input_report_key(pen_input, wacom->tool[0], prox);
1245                 input_event(pen_input, EV_MSC, MSC_SERIAL, wacom->serial[0]);
1246                 input_report_abs(pen_input, ABS_MISC,
1247                                  wacom_intuos_id_mangle(wacom->id[0])); /* report tool id */
1248
1249                 wacom->shared->stylus_in_proximity = prox;
1250
1251                 input_sync(pen_input);
1252         }
1253 }
1254
1255 static void wacom_intuos_pro2_bt_touch(struct wacom_wac *wacom)
1256 {
1257         const int finger_touch_len = 8;
1258         const int finger_frames = 4;
1259         const int finger_frame_len = 43;
1260
1261         struct input_dev *touch_input = wacom->touch_input;
1262         unsigned char *data = wacom->data;
1263         int num_contacts_left = 5;
1264         int i, j;
1265
1266         for (i = 0; i < finger_frames; i++) {
1267                 unsigned char *frame = &data[i*finger_frame_len + 109];
1268                 int current_num_contacts = frame[0] & 0x7F;
1269                 int contacts_to_send;
1270
1271                 if (!(frame[0] & 0x80))
1272                         continue;
1273
1274                 /*
1275                  * First packet resets the counter since only the first
1276                  * packet in series will have non-zero current_num_contacts.
1277                  */
1278                 if (current_num_contacts)
1279                         wacom->num_contacts_left = current_num_contacts;
1280
1281                 contacts_to_send = min(num_contacts_left, wacom->num_contacts_left);
1282
1283                 for (j = 0; j < contacts_to_send; j++) {
1284                         unsigned char *touch = &frame[j*finger_touch_len + 1];
1285                         int slot = input_mt_get_slot_by_key(touch_input, touch[0]);
1286                         int x = get_unaligned_le16(&touch[2]);
1287                         int y = get_unaligned_le16(&touch[4]);
1288                         int w = touch[6] * input_abs_get_res(touch_input, ABS_MT_POSITION_X);
1289                         int h = touch[7] * input_abs_get_res(touch_input, ABS_MT_POSITION_Y);
1290
1291                         if (slot < 0)
1292                                 continue;
1293
1294                         input_mt_slot(touch_input, slot);
1295                         input_mt_report_slot_state(touch_input, MT_TOOL_FINGER, touch[1] & 0x01);
1296                         input_report_abs(touch_input, ABS_MT_POSITION_X, x);
1297                         input_report_abs(touch_input, ABS_MT_POSITION_Y, y);
1298                         input_report_abs(touch_input, ABS_MT_TOUCH_MAJOR, max(w, h));
1299                         input_report_abs(touch_input, ABS_MT_TOUCH_MINOR, min(w, h));
1300                         input_report_abs(touch_input, ABS_MT_ORIENTATION, w > h);
1301                 }
1302
1303                 input_mt_sync_frame(touch_input);
1304
1305                 wacom->num_contacts_left -= contacts_to_send;
1306                 if (wacom->num_contacts_left <= 0) {
1307                         wacom->num_contacts_left = 0;
1308                         wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1309                 }
1310         }
1311
1312         input_report_switch(touch_input, SW_MUTE_DEVICE, !(data[281] >> 7));
1313         input_sync(touch_input);
1314 }
1315
1316 static void wacom_intuos_pro2_bt_pad(struct wacom_wac *wacom)
1317 {
1318         struct input_dev *pad_input = wacom->pad_input;
1319         unsigned char *data = wacom->data;
1320
1321         int buttons = (data[282] << 1) | ((data[281] >> 6) & 0x01);
1322         int ring = data[285];
1323         int prox = buttons | (ring & 0x80);
1324
1325         wacom_report_numbered_buttons(pad_input, 9, buttons);
1326
1327         input_report_abs(pad_input, ABS_WHEEL, (ring & 0x80) ? (ring & 0x7f) : 0);
1328
1329         input_report_key(pad_input, wacom->tool[1], prox ? 1 : 0);
1330         input_report_abs(pad_input, ABS_MISC, prox ? PAD_DEVICE_ID : 0);
1331         input_event(pad_input, EV_MSC, MSC_SERIAL, 0xffffffff);
1332
1333         input_sync(pad_input);
1334 }
1335
1336 static void wacom_intuos_pro2_bt_battery(struct wacom_wac *wacom)
1337 {
1338         unsigned char *data = wacom->data;
1339
1340         bool chg = data[284] & 0x80;
1341         int battery_status = data[284] & 0x7F;
1342
1343         wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
1344                              battery_status, chg, 1, chg);
1345 }
1346
1347 static int wacom_intuos_pro2_bt_irq(struct wacom_wac *wacom, size_t len)
1348 {
1349         unsigned char *data = wacom->data;
1350
1351         if (data[0] != 0x80) {
1352                 dev_dbg(wacom->pen_input->dev.parent,
1353                         "%s: received unknown report #%d\n", __func__, data[0]);
1354                 return 0;
1355         }
1356
1357         wacom_intuos_pro2_bt_pen(wacom);
1358         wacom_intuos_pro2_bt_touch(wacom);
1359         wacom_intuos_pro2_bt_pad(wacom);
1360         wacom_intuos_pro2_bt_battery(wacom);
1361         return 0;
1362 }
1363
1364 static int wacom_24hdt_irq(struct wacom_wac *wacom)
1365 {
1366         struct input_dev *input = wacom->touch_input;
1367         unsigned char *data = wacom->data;
1368         int i;
1369         int current_num_contacts = data[61];
1370         int contacts_to_send = 0;
1371         int num_contacts_left = 4; /* maximum contacts per packet */
1372         int byte_per_packet = WACOM_BYTES_PER_24HDT_PACKET;
1373         int y_offset = 2;
1374
1375         if (wacom->features.type == WACOM_27QHDT) {
1376                 current_num_contacts = data[63];
1377                 num_contacts_left = 10;
1378                 byte_per_packet = WACOM_BYTES_PER_QHDTHID_PACKET;
1379                 y_offset = 0;
1380         }
1381
1382         /*
1383          * First packet resets the counter since only the first
1384          * packet in series will have non-zero current_num_contacts.
1385          */
1386         if (current_num_contacts)
1387                 wacom->num_contacts_left = current_num_contacts;
1388
1389         contacts_to_send = min(num_contacts_left, wacom->num_contacts_left);
1390
1391         for (i = 0; i < contacts_to_send; i++) {
1392                 int offset = (byte_per_packet * i) + 1;
1393                 bool touch = (data[offset] & 0x1) && report_touch_events(wacom);
1394                 int slot = input_mt_get_slot_by_key(input, data[offset + 1]);
1395
1396                 if (slot < 0)
1397                         continue;
1398                 input_mt_slot(input, slot);
1399                 input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1400
1401                 if (touch) {
1402                         int t_x = get_unaligned_le16(&data[offset + 2]);
1403                         int t_y = get_unaligned_le16(&data[offset + 4 + y_offset]);
1404
1405                         input_report_abs(input, ABS_MT_POSITION_X, t_x);
1406                         input_report_abs(input, ABS_MT_POSITION_Y, t_y);
1407
1408                         if (wacom->features.type != WACOM_27QHDT) {
1409                                 int c_x = get_unaligned_le16(&data[offset + 4]);
1410                                 int c_y = get_unaligned_le16(&data[offset + 8]);
1411                                 int w = get_unaligned_le16(&data[offset + 10]);
1412                                 int h = get_unaligned_le16(&data[offset + 12]);
1413
1414                                 input_report_abs(input, ABS_MT_TOUCH_MAJOR, min(w,h));
1415                                 input_report_abs(input, ABS_MT_WIDTH_MAJOR,
1416                                                  min(w, h) + int_dist(t_x, t_y, c_x, c_y));
1417                                 input_report_abs(input, ABS_MT_WIDTH_MINOR, min(w, h));
1418                                 input_report_abs(input, ABS_MT_ORIENTATION, w > h);
1419                         }
1420                 }
1421         }
1422         input_mt_sync_frame(input);
1423
1424         wacom->num_contacts_left -= contacts_to_send;
1425         if (wacom->num_contacts_left <= 0) {
1426                 wacom->num_contacts_left = 0;
1427                 wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1428         }
1429         return 1;
1430 }
1431
1432 static int wacom_mt_touch(struct wacom_wac *wacom)
1433 {
1434         struct input_dev *input = wacom->touch_input;
1435         unsigned char *data = wacom->data;
1436         int i;
1437         int current_num_contacts = data[2];
1438         int contacts_to_send = 0;
1439         int x_offset = 0;
1440
1441         /* MTTPC does not support Height and Width */
1442         if (wacom->features.type == MTTPC || wacom->features.type == MTTPC_B)
1443                 x_offset = -4;
1444
1445         /*
1446          * First packet resets the counter since only the first
1447          * packet in series will have non-zero current_num_contacts.
1448          */
1449         if (current_num_contacts)
1450                 wacom->num_contacts_left = current_num_contacts;
1451
1452         /* There are at most 5 contacts per packet */
1453         contacts_to_send = min(5, wacom->num_contacts_left);
1454
1455         for (i = 0; i < contacts_to_send; i++) {
1456                 int offset = (WACOM_BYTES_PER_MT_PACKET + x_offset) * i + 3;
1457                 bool touch = (data[offset] & 0x1) && report_touch_events(wacom);
1458                 int id = get_unaligned_le16(&data[offset + 1]);
1459                 int slot = input_mt_get_slot_by_key(input, id);
1460
1461                 if (slot < 0)
1462                         continue;
1463
1464                 input_mt_slot(input, slot);
1465                 input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1466                 if (touch) {
1467                         int x = get_unaligned_le16(&data[offset + x_offset + 7]);
1468                         int y = get_unaligned_le16(&data[offset + x_offset + 9]);
1469                         input_report_abs(input, ABS_MT_POSITION_X, x);
1470                         input_report_abs(input, ABS_MT_POSITION_Y, y);
1471                 }
1472         }
1473         input_mt_sync_frame(input);
1474
1475         wacom->num_contacts_left -= contacts_to_send;
1476         if (wacom->num_contacts_left <= 0) {
1477                 wacom->num_contacts_left = 0;
1478                 wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1479         }
1480         return 1;
1481 }
1482
1483 static int wacom_tpc_mt_touch(struct wacom_wac *wacom)
1484 {
1485         struct input_dev *input = wacom->touch_input;
1486         unsigned char *data = wacom->data;
1487         int i;
1488
1489         for (i = 0; i < 2; i++) {
1490                 int p = data[1] & (1 << i);
1491                 bool touch = p && report_touch_events(wacom);
1492
1493                 input_mt_slot(input, i);
1494                 input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1495                 if (touch) {
1496                         int x = le16_to_cpup((__le16 *)&data[i * 2 + 2]) & 0x7fff;
1497                         int y = le16_to_cpup((__le16 *)&data[i * 2 + 6]) & 0x7fff;
1498
1499                         input_report_abs(input, ABS_MT_POSITION_X, x);
1500                         input_report_abs(input, ABS_MT_POSITION_Y, y);
1501                 }
1502         }
1503         input_mt_sync_frame(input);
1504
1505         /* keep touch state for pen event */
1506         wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1507
1508         return 1;
1509 }
1510
1511 static int wacom_tpc_single_touch(struct wacom_wac *wacom, size_t len)
1512 {
1513         unsigned char *data = wacom->data;
1514         struct input_dev *input = wacom->touch_input;
1515         bool prox = report_touch_events(wacom);
1516         int x = 0, y = 0;
1517
1518         if (wacom->features.touch_max > 1 || len > WACOM_PKGLEN_TPC2FG)
1519                 return 0;
1520
1521         if (len == WACOM_PKGLEN_TPC1FG) {
1522                 prox = prox && (data[0] & 0x01);
1523                 x = get_unaligned_le16(&data[1]);
1524                 y = get_unaligned_le16(&data[3]);
1525         } else if (len == WACOM_PKGLEN_TPC1FG_B) {
1526                 prox = prox && (data[2] & 0x01);
1527                 x = get_unaligned_le16(&data[3]);
1528                 y = get_unaligned_le16(&data[5]);
1529         } else {
1530                 prox = prox && (data[1] & 0x01);
1531                 x = le16_to_cpup((__le16 *)&data[2]);
1532                 y = le16_to_cpup((__le16 *)&data[4]);
1533         }
1534
1535         if (prox) {
1536                 input_report_abs(input, ABS_X, x);
1537                 input_report_abs(input, ABS_Y, y);
1538         }
1539         input_report_key(input, BTN_TOUCH, prox);
1540
1541         /* keep touch state for pen events */
1542         wacom->shared->touch_down = prox;
1543
1544         return 1;
1545 }
1546
1547 static int wacom_tpc_pen(struct wacom_wac *wacom)
1548 {
1549         unsigned char *data = wacom->data;
1550         struct input_dev *input = wacom->pen_input;
1551         bool prox = data[1] & 0x20;
1552
1553         if (!wacom->shared->stylus_in_proximity) /* first in prox */
1554                 /* Going into proximity select tool */
1555                 wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
1556
1557         /* keep pen state for touch events */
1558         wacom->shared->stylus_in_proximity = prox;
1559
1560         /* send pen events only when touch is up or forced out
1561          * or touch arbitration is off
1562          */
1563         if (!delay_pen_events(wacom)) {
1564                 input_report_key(input, BTN_STYLUS, data[1] & 0x02);
1565                 input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
1566                 input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
1567                 input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
1568                 input_report_abs(input, ABS_PRESSURE, ((data[7] & 0x07) << 8) | data[6]);
1569                 input_report_key(input, BTN_TOUCH, data[1] & 0x05);
1570                 input_report_key(input, wacom->tool[0], prox);
1571                 return 1;
1572         }
1573
1574         return 0;
1575 }
1576
1577 static int wacom_tpc_irq(struct wacom_wac *wacom, size_t len)
1578 {
1579         unsigned char *data = wacom->data;
1580
1581         if (wacom->pen_input) {
1582                 dev_dbg(wacom->pen_input->dev.parent,
1583                         "%s: received report #%d\n", __func__, data[0]);
1584
1585                 if (len == WACOM_PKGLEN_PENABLED ||
1586                     data[0] == WACOM_REPORT_PENABLED)
1587                         return wacom_tpc_pen(wacom);
1588         }
1589         else if (wacom->touch_input) {
1590                 dev_dbg(wacom->touch_input->dev.parent,
1591                         "%s: received report #%d\n", __func__, data[0]);
1592
1593                 switch (len) {
1594                 case WACOM_PKGLEN_TPC1FG:
1595                         return wacom_tpc_single_touch(wacom, len);
1596
1597                 case WACOM_PKGLEN_TPC2FG:
1598                         return wacom_tpc_mt_touch(wacom);
1599
1600                 default:
1601                         switch (data[0]) {
1602                         case WACOM_REPORT_TPC1FG:
1603                         case WACOM_REPORT_TPCHID:
1604                         case WACOM_REPORT_TPCST:
1605                         case WACOM_REPORT_TPC1FGE:
1606                                 return wacom_tpc_single_touch(wacom, len);
1607
1608                         case WACOM_REPORT_TPCMT:
1609                         case WACOM_REPORT_TPCMT2:
1610                                 return wacom_mt_touch(wacom);
1611
1612                         }
1613                 }
1614         }
1615
1616         return 0;
1617 }
1618
1619 int wacom_equivalent_usage(int usage)
1620 {
1621         if ((usage & HID_USAGE_PAGE) == WACOM_HID_UP_WACOMDIGITIZER) {
1622                 int subpage = (usage & 0xFF00) << 8;
1623                 int subusage = (usage & 0xFF);
1624
1625                 if (subpage == WACOM_HID_SP_PAD ||
1626                     subpage == WACOM_HID_SP_BUTTON ||
1627                     subpage == WACOM_HID_SP_DIGITIZER ||
1628                     subpage == WACOM_HID_SP_DIGITIZERINFO ||
1629                     usage == WACOM_HID_WD_SENSE ||
1630                     usage == WACOM_HID_WD_SERIALHI ||
1631                     usage == WACOM_HID_WD_TOOLTYPE ||
1632                     usage == WACOM_HID_WD_DISTANCE ||
1633                     usage == WACOM_HID_WD_TOUCHSTRIP ||
1634                     usage == WACOM_HID_WD_TOUCHSTRIP2 ||
1635                     usage == WACOM_HID_WD_TOUCHRING ||
1636                     usage == WACOM_HID_WD_TOUCHRINGSTATUS) {
1637                         return usage;
1638                 }
1639
1640                 if (subpage == HID_UP_UNDEFINED)
1641                         subpage = HID_UP_DIGITIZER;
1642
1643                 return subpage | subusage;
1644         }
1645
1646         if ((usage & HID_USAGE_PAGE) == WACOM_HID_UP_WACOMTOUCH) {
1647                 int subpage = (usage & 0xFF00) << 8;
1648                 int subusage = (usage & 0xFF);
1649
1650                 if (subpage == HID_UP_UNDEFINED)
1651                         subpage = WACOM_HID_SP_DIGITIZER;
1652
1653                 return subpage | subusage;
1654         }
1655
1656         return usage;
1657 }
1658
1659 static void wacom_map_usage(struct input_dev *input, struct hid_usage *usage,
1660                 struct hid_field *field, __u8 type, __u16 code, int fuzz)
1661 {
1662         struct wacom *wacom = input_get_drvdata(input);
1663         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1664         struct wacom_features *features = &wacom_wac->features;
1665         int fmin = field->logical_minimum;
1666         int fmax = field->logical_maximum;
1667         unsigned int equivalent_usage = wacom_equivalent_usage(usage->hid);
1668         int resolution_code = code;
1669
1670         if (equivalent_usage == HID_DG_TWIST) {
1671                 resolution_code = ABS_RZ;
1672         }
1673
1674         if (equivalent_usage == HID_GD_X) {
1675                 fmin += features->offset_left;
1676                 fmax -= features->offset_right;
1677         }
1678         if (equivalent_usage == HID_GD_Y) {
1679                 fmin += features->offset_top;
1680                 fmax -= features->offset_bottom;
1681         }
1682
1683         usage->type = type;
1684         usage->code = code;
1685
1686         set_bit(type, input->evbit);
1687
1688         switch (type) {
1689         case EV_ABS:
1690                 input_set_abs_params(input, code, fmin, fmax, fuzz, 0);
1691                 input_abs_set_res(input, code,
1692                                   hidinput_calc_abs_res(field, resolution_code));
1693                 break;
1694         case EV_KEY:
1695                 input_set_capability(input, EV_KEY, code);
1696                 break;
1697         case EV_MSC:
1698                 input_set_capability(input, EV_MSC, code);
1699                 break;
1700         case EV_SW:
1701                 input_set_capability(input, EV_SW, code);
1702                 break;
1703         }
1704 }
1705
1706 static void wacom_wac_battery_usage_mapping(struct hid_device *hdev,
1707                 struct hid_field *field, struct hid_usage *usage)
1708 {
1709         struct wacom *wacom = hid_get_drvdata(hdev);
1710         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1711         struct wacom_features *features = &wacom_wac->features;
1712         unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
1713
1714         switch (equivalent_usage) {
1715         case HID_DG_BATTERYSTRENGTH:
1716         case WACOM_HID_WD_BATTERY_LEVEL:
1717         case WACOM_HID_WD_BATTERY_CHARGING:
1718                 features->quirks |= WACOM_QUIRK_BATTERY;
1719                 break;
1720         }
1721 }
1722
1723 static void wacom_wac_battery_event(struct hid_device *hdev, struct hid_field *field,
1724                 struct hid_usage *usage, __s32 value)
1725 {
1726         struct wacom *wacom = hid_get_drvdata(hdev);
1727         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1728         unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
1729
1730         switch (equivalent_usage) {
1731         case HID_DG_BATTERYSTRENGTH:
1732                 if (value == 0) {
1733                         wacom_wac->hid_data.bat_status = POWER_SUPPLY_STATUS_UNKNOWN;
1734                 }
1735                 else {
1736                         value = value * 100 / (field->logical_maximum - field->logical_minimum);
1737                         wacom_wac->hid_data.battery_capacity = value;
1738                         wacom_wac->hid_data.bat_connected = 1;
1739                         wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
1740                 }
1741                 break;
1742         case WACOM_HID_WD_BATTERY_LEVEL:
1743                 value = value * 100 / (field->logical_maximum - field->logical_minimum);
1744                 wacom_wac->hid_data.battery_capacity = value;
1745                 wacom_wac->hid_data.bat_connected = 1;
1746                 wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
1747                 break;
1748         case WACOM_HID_WD_BATTERY_CHARGING:
1749                 wacom_wac->hid_data.bat_charging = value;
1750                 wacom_wac->hid_data.ps_connected = value;
1751                 wacom_wac->hid_data.bat_connected = 1;
1752                 wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
1753                 break;
1754         }
1755 }
1756
1757 static void wacom_wac_battery_pre_report(struct hid_device *hdev,
1758                 struct hid_report *report)
1759 {
1760         return;
1761 }
1762
1763 static void wacom_wac_battery_report(struct hid_device *hdev,
1764                 struct hid_report *report)
1765 {
1766         struct wacom *wacom = hid_get_drvdata(hdev);
1767         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1768         struct wacom_features *features = &wacom_wac->features;
1769
1770         if (features->quirks & WACOM_QUIRK_BATTERY) {
1771                 int status = wacom_wac->hid_data.bat_status;
1772                 int capacity = wacom_wac->hid_data.battery_capacity;
1773                 bool charging = wacom_wac->hid_data.bat_charging;
1774                 bool connected = wacom_wac->hid_data.bat_connected;
1775                 bool powered = wacom_wac->hid_data.ps_connected;
1776
1777                 wacom_notify_battery(wacom_wac, status, capacity, charging,
1778                                      connected, powered);
1779         }
1780 }
1781
1782 static void wacom_wac_pad_usage_mapping(struct hid_device *hdev,
1783                 struct hid_field *field, struct hid_usage *usage)
1784 {
1785         struct wacom *wacom = hid_get_drvdata(hdev);
1786         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1787         struct wacom_features *features = &wacom_wac->features;
1788         struct input_dev *input = wacom_wac->pad_input;
1789         unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
1790
1791         switch (equivalent_usage) {
1792         case WACOM_HID_WD_ACCELEROMETER_X:
1793                 __set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
1794                 wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 0);
1795                 features->device_type |= WACOM_DEVICETYPE_PAD;
1796                 break;
1797         case WACOM_HID_WD_ACCELEROMETER_Y:
1798                 __set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
1799                 wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 0);
1800                 features->device_type |= WACOM_DEVICETYPE_PAD;
1801                 break;
1802         case WACOM_HID_WD_ACCELEROMETER_Z:
1803                 __set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
1804                 wacom_map_usage(input, usage, field, EV_ABS, ABS_Z, 0);
1805                 features->device_type |= WACOM_DEVICETYPE_PAD;
1806                 break;
1807         case WACOM_HID_WD_BUTTONCENTER:
1808                 wacom->generic_has_leds = true;
1809                 /* fall through */
1810         case WACOM_HID_WD_BUTTONHOME:
1811         case WACOM_HID_WD_BUTTONUP:
1812         case WACOM_HID_WD_BUTTONDOWN:
1813         case WACOM_HID_WD_BUTTONLEFT:
1814         case WACOM_HID_WD_BUTTONRIGHT:
1815                 wacom_map_usage(input, usage, field, EV_KEY,
1816                                 wacom_numbered_button_to_key(features->numbered_buttons),
1817                                 0);
1818                 features->numbered_buttons++;
1819                 features->device_type |= WACOM_DEVICETYPE_PAD;
1820                 break;
1821         case WACOM_HID_WD_TOUCHONOFF:
1822         case WACOM_HID_WD_MUTE_DEVICE:
1823                 /*
1824                  * This usage, which is used to mute touch events, comes
1825                  * from the pad packet, but is reported on the touch
1826                  * interface. Because the touch interface may not have
1827                  * been created yet, we cannot call wacom_map_usage(). In
1828                  * order to process this usage when we receive it, we set
1829                  * the usage type and code directly.
1830                  */
1831                 wacom_wac->has_mute_touch_switch = true;
1832                 usage->type = EV_SW;
1833                 usage->code = SW_MUTE_DEVICE;
1834                 features->device_type |= WACOM_DEVICETYPE_PAD;
1835                 break;
1836         case WACOM_HID_WD_TOUCHSTRIP:
1837                 wacom_map_usage(input, usage, field, EV_ABS, ABS_RX, 0);
1838                 features->device_type |= WACOM_DEVICETYPE_PAD;
1839                 break;
1840         case WACOM_HID_WD_TOUCHSTRIP2:
1841                 wacom_map_usage(input, usage, field, EV_ABS, ABS_RY, 0);
1842                 features->device_type |= WACOM_DEVICETYPE_PAD;
1843                 break;
1844         case WACOM_HID_WD_TOUCHRING:
1845                 wacom_map_usage(input, usage, field, EV_ABS, ABS_WHEEL, 0);
1846                 features->device_type |= WACOM_DEVICETYPE_PAD;
1847                 break;
1848         case WACOM_HID_WD_TOUCHRINGSTATUS:
1849                 wacom_map_usage(input, usage, field, EV_ABS, ABS_WHEEL, 0);
1850                 features->device_type |= WACOM_DEVICETYPE_PAD;
1851                 break;
1852         case WACOM_HID_WD_BUTTONCONFIG:
1853                 wacom_map_usage(input, usage, field, EV_KEY, KEY_BUTTONCONFIG, 0);
1854                 features->device_type |= WACOM_DEVICETYPE_PAD;
1855                 break;
1856         case WACOM_HID_WD_ONSCREEN_KEYBOARD:
1857                 wacom_map_usage(input, usage, field, EV_KEY, KEY_ONSCREEN_KEYBOARD, 0);
1858                 features->device_type |= WACOM_DEVICETYPE_PAD;
1859                 break;
1860         case WACOM_HID_WD_CONTROLPANEL:
1861                 wacom_map_usage(input, usage, field, EV_KEY, KEY_CONTROLPANEL, 0);
1862                 features->device_type |= WACOM_DEVICETYPE_PAD;
1863                 break;
1864         case WACOM_HID_WD_MODE_CHANGE:
1865                 /* do not overwrite previous data */
1866                 if (!wacom_wac->has_mode_change) {
1867                         wacom_wac->has_mode_change = true;
1868                         wacom_wac->is_direct_mode = true;
1869                 }
1870                 features->device_type |= WACOM_DEVICETYPE_PAD;
1871                 break;
1872         }
1873
1874         switch (equivalent_usage & 0xfffffff0) {
1875         case WACOM_HID_WD_EXPRESSKEY00:
1876                 wacom_map_usage(input, usage, field, EV_KEY,
1877                                 wacom_numbered_button_to_key(features->numbered_buttons),
1878                                 0);
1879                 features->numbered_buttons++;
1880                 features->device_type |= WACOM_DEVICETYPE_PAD;
1881                 break;
1882         }
1883 }
1884
1885 static void wacom_wac_pad_event(struct hid_device *hdev, struct hid_field *field,
1886                 struct hid_usage *usage, __s32 value)
1887 {
1888         struct wacom *wacom = hid_get_drvdata(hdev);
1889         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1890         struct input_dev *input = wacom_wac->pad_input;
1891         struct wacom_features *features = &wacom_wac->features;
1892         unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
1893         int i;
1894         bool is_touch_on = value;
1895
1896         /*
1897          * Avoid reporting this event and setting inrange_state if this usage
1898          * hasn't been mapped.
1899          */
1900         if (!usage->type && equivalent_usage != WACOM_HID_WD_MODE_CHANGE)
1901                 return;
1902
1903         if (wacom_equivalent_usage(field->physical) == HID_DG_TABLETFUNCTIONKEY) {
1904                 if (usage->hid != WACOM_HID_WD_TOUCHRING)
1905                         wacom_wac->hid_data.inrange_state |= value;
1906         }
1907
1908         switch (equivalent_usage) {
1909         case WACOM_HID_WD_TOUCHRINGSTATUS:
1910                 if (!value)
1911                         input_event(input, usage->type, usage->code, 0);
1912                 break;
1913
1914         case WACOM_HID_WD_MUTE_DEVICE:
1915                 if (wacom_wac->shared->touch_input && value) {
1916                         wacom_wac->shared->is_touch_on = !wacom_wac->shared->is_touch_on;
1917                         is_touch_on = wacom_wac->shared->is_touch_on;
1918                 }
1919
1920                 /* fall through*/
1921         case WACOM_HID_WD_TOUCHONOFF:
1922                 if (wacom_wac->shared->touch_input) {
1923                         input_report_switch(wacom_wac->shared->touch_input,
1924                                             SW_MUTE_DEVICE, !is_touch_on);
1925                         input_sync(wacom_wac->shared->touch_input);
1926                 }
1927                 break;
1928
1929         case WACOM_HID_WD_MODE_CHANGE:
1930                 if (wacom_wac->is_direct_mode != value) {
1931                         wacom_wac->is_direct_mode = value;
1932                         wacom_schedule_work(&wacom->wacom_wac, WACOM_WORKER_MODE_CHANGE);
1933                 }
1934                 break;
1935
1936         case WACOM_HID_WD_BUTTONCENTER:
1937                 for (i = 0; i < wacom->led.count; i++)
1938                         wacom_update_led(wacom, features->numbered_buttons,
1939                                          value, i);
1940                  /* fall through*/
1941         default:
1942                 input_event(input, usage->type, usage->code, value);
1943                 if (value)
1944                         wacom_wac->hid_data.pad_input_event_flag = true;
1945                 break;
1946         }
1947 }
1948
1949 static void wacom_wac_pad_pre_report(struct hid_device *hdev,
1950                 struct hid_report *report)
1951 {
1952         struct wacom *wacom = hid_get_drvdata(hdev);
1953         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1954
1955         wacom_wac->hid_data.inrange_state = 0;
1956 }
1957
1958 static void wacom_wac_pad_report(struct hid_device *hdev,
1959                 struct hid_report *report)
1960 {
1961         struct wacom *wacom = hid_get_drvdata(hdev);
1962         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1963         struct input_dev *input = wacom_wac->pad_input;
1964         bool active = wacom_wac->hid_data.inrange_state != 0;
1965
1966         /* report prox for expresskey events */
1967         if ((wacom_equivalent_usage(report->field[0]->physical) == HID_DG_TABLETFUNCTIONKEY) &&
1968             wacom_wac->hid_data.pad_input_event_flag) {
1969                 input_event(input, EV_ABS, ABS_MISC, active ? PAD_DEVICE_ID : 0);
1970                 input_sync(input);
1971                 if (!active)
1972                         wacom_wac->hid_data.pad_input_event_flag = false;
1973         }
1974
1975 }
1976
1977 static void wacom_wac_pen_usage_mapping(struct hid_device *hdev,
1978                 struct hid_field *field, struct hid_usage *usage)
1979 {
1980         struct wacom *wacom = hid_get_drvdata(hdev);
1981         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1982         struct wacom_features *features = &wacom_wac->features;
1983         struct input_dev *input = wacom_wac->pen_input;
1984         unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
1985
1986         switch (equivalent_usage) {
1987         case HID_GD_X:
1988                 wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 4);
1989                 break;
1990         case HID_GD_Y:
1991                 wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 4);
1992                 break;
1993         case WACOM_HID_WD_DISTANCE:
1994         case HID_GD_Z:
1995                 wacom_map_usage(input, usage, field, EV_ABS, ABS_DISTANCE, 0);
1996                 break;
1997         case HID_DG_TIPPRESSURE:
1998                 wacom_map_usage(input, usage, field, EV_ABS, ABS_PRESSURE, 0);
1999                 break;
2000         case HID_DG_INRANGE:
2001                 wacom_map_usage(input, usage, field, EV_KEY, BTN_TOOL_PEN, 0);
2002                 break;
2003         case HID_DG_INVERT:
2004                 wacom_map_usage(input, usage, field, EV_KEY,
2005                                 BTN_TOOL_RUBBER, 0);
2006                 break;
2007         case HID_DG_TILT_X:
2008                 wacom_map_usage(input, usage, field, EV_ABS, ABS_TILT_X, 0);
2009                 break;
2010         case HID_DG_TILT_Y:
2011                 wacom_map_usage(input, usage, field, EV_ABS, ABS_TILT_Y, 0);
2012                 break;
2013         case HID_DG_TWIST:
2014                 wacom_map_usage(input, usage, field, EV_ABS, ABS_Z, 0);
2015                 break;
2016         case HID_DG_ERASER:
2017         case HID_DG_TIPSWITCH:
2018                 wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2019                 break;
2020         case HID_DG_BARRELSWITCH:
2021                 wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS, 0);
2022                 break;
2023         case HID_DG_BARRELSWITCH2:
2024                 wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS2, 0);
2025                 break;
2026         case HID_DG_TOOLSERIALNUMBER:
2027                 wacom_map_usage(input, usage, field, EV_MSC, MSC_SERIAL, 0);
2028                 break;
2029         case WACOM_HID_WD_SENSE:
2030                 features->quirks |= WACOM_QUIRK_SENSE;
2031                 wacom_map_usage(input, usage, field, EV_KEY, BTN_TOOL_PEN, 0);
2032                 break;
2033         case WACOM_HID_WD_SERIALHI:
2034                 wacom_map_usage(input, usage, field, EV_ABS, ABS_MISC, 0);
2035                 set_bit(EV_KEY, input->evbit);
2036                 input_set_capability(input, EV_KEY, BTN_TOOL_PEN);
2037                 input_set_capability(input, EV_KEY, BTN_TOOL_RUBBER);
2038                 input_set_capability(input, EV_KEY, BTN_TOOL_BRUSH);
2039                 input_set_capability(input, EV_KEY, BTN_TOOL_PENCIL);
2040                 input_set_capability(input, EV_KEY, BTN_TOOL_AIRBRUSH);
2041                 if (!(features->device_type & WACOM_DEVICETYPE_DIRECT)) {
2042                         input_set_capability(input, EV_KEY, BTN_TOOL_MOUSE);
2043                         input_set_capability(input, EV_KEY, BTN_TOOL_LENS);
2044                 }
2045                 break;
2046         case WACOM_HID_WD_FINGERWHEEL:
2047                 wacom_map_usage(input, usage, field, EV_ABS, ABS_WHEEL, 0);
2048                 break;
2049         }
2050 }
2051
2052 static void wacom_wac_pen_event(struct hid_device *hdev, struct hid_field *field,
2053                 struct hid_usage *usage, __s32 value)
2054 {
2055         struct wacom *wacom = hid_get_drvdata(hdev);
2056         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2057         struct wacom_features *features = &wacom_wac->features;
2058         struct input_dev *input = wacom_wac->pen_input;
2059         unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2060
2061         switch (equivalent_usage) {
2062         case HID_GD_Z:
2063                 /*
2064                  * HID_GD_Z "should increase as the control's position is
2065                  * moved from high to low", while ABS_DISTANCE instead
2066                  * increases in value as the tool moves from low to high.
2067                  */
2068                 value = field->logical_maximum - value;
2069                 break;
2070         case HID_DG_INRANGE:
2071                 wacom_wac->hid_data.inrange_state = value;
2072                 if (!(features->quirks & WACOM_QUIRK_SENSE))
2073                         wacom_wac->hid_data.sense_state = value;
2074                 return;
2075         case HID_DG_INVERT:
2076                 wacom_wac->hid_data.invert_state = value;
2077                 return;
2078         case HID_DG_ERASER:
2079         case HID_DG_TIPSWITCH:
2080                 wacom_wac->hid_data.tipswitch |= value;
2081                 return;
2082         case HID_DG_TOOLSERIALNUMBER:
2083                 wacom_wac->serial[0] = (wacom_wac->serial[0] & ~0xFFFFFFFFULL);
2084                 wacom_wac->serial[0] |= (__u32)value;
2085                 return;
2086         case WACOM_HID_WD_SENSE:
2087                 wacom_wac->hid_data.sense_state = value;
2088                 return;
2089         case WACOM_HID_WD_SERIALHI:
2090                 wacom_wac->serial[0] = (wacom_wac->serial[0] & 0xFFFFFFFF);
2091                 wacom_wac->serial[0] |= ((__u64)value) << 32;
2092                 /*
2093                  * Non-USI EMR devices may contain additional tool type
2094                  * information here. See WACOM_HID_WD_TOOLTYPE case for
2095                  * more details.
2096                  */
2097                 if (value >> 20 == 1) {
2098                         wacom_wac->id[0] |= value & 0xFFFFF;
2099                 }
2100                 return;
2101         case WACOM_HID_WD_TOOLTYPE:
2102                 /*
2103                  * Some devices (MobileStudio Pro, and possibly later
2104                  * devices as well) do not return the complete tool
2105                  * type in their WACOM_HID_WD_TOOLTYPE usage. Use a
2106                  * bitwise OR so the complete value can be built
2107                  * up over time :(
2108                  */
2109                 wacom_wac->id[0] |= value;
2110                 return;
2111         case WACOM_HID_WD_OFFSETLEFT:
2112                 if (features->offset_left && value != features->offset_left)
2113                         hid_warn(hdev, "%s: overriding existing left offset "
2114                                  "%d -> %d\n", __func__, value,
2115                                  features->offset_left);
2116                 features->offset_left = value;
2117                 return;
2118         case WACOM_HID_WD_OFFSETRIGHT:
2119                 if (features->offset_right && value != features->offset_right)
2120                         hid_warn(hdev, "%s: overriding existing right offset "
2121                                  "%d -> %d\n", __func__, value,
2122                                  features->offset_right);
2123                 features->offset_right = value;
2124                 return;
2125         case WACOM_HID_WD_OFFSETTOP:
2126                 if (features->offset_top && value != features->offset_top)
2127                         hid_warn(hdev, "%s: overriding existing top offset "
2128                                  "%d -> %d\n", __func__, value,
2129                                  features->offset_top);
2130                 features->offset_top = value;
2131                 return;
2132         case WACOM_HID_WD_OFFSETBOTTOM:
2133                 if (features->offset_bottom && value != features->offset_bottom)
2134                         hid_warn(hdev, "%s: overriding existing bottom offset "
2135                                  "%d -> %d\n", __func__, value,
2136                                  features->offset_bottom);
2137                 features->offset_bottom = value;
2138                 return;
2139         }
2140
2141         /* send pen events only when touch is up or forced out
2142          * or touch arbitration is off
2143          */
2144         if (!usage->type || delay_pen_events(wacom_wac))
2145                 return;
2146
2147         /* send pen events only when the pen is in/entering/leaving proximity */
2148         if (!wacom_wac->hid_data.inrange_state && !wacom_wac->tool[0])
2149                 return;
2150
2151         input_event(input, usage->type, usage->code, value);
2152 }
2153
2154 static void wacom_wac_pen_pre_report(struct hid_device *hdev,
2155                 struct hid_report *report)
2156 {
2157         return;
2158 }
2159
2160 static void wacom_wac_pen_report(struct hid_device *hdev,
2161                 struct hid_report *report)
2162 {
2163         struct wacom *wacom = hid_get_drvdata(hdev);
2164         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2165         struct input_dev *input = wacom_wac->pen_input;
2166         bool prox = wacom_wac->hid_data.inrange_state;
2167         bool range = wacom_wac->hid_data.sense_state;
2168
2169         if (!wacom_wac->tool[0] && prox) { /* first in prox */
2170                 /* Going into proximity select tool */
2171                 if (wacom_wac->hid_data.invert_state)
2172                         wacom_wac->tool[0] = BTN_TOOL_RUBBER;
2173                 else if (wacom_wac->id[0])
2174                         wacom_wac->tool[0] = wacom_intuos_get_tool_type(wacom_wac->id[0]);
2175                 else
2176                         wacom_wac->tool[0] = BTN_TOOL_PEN;
2177         }
2178
2179         /* keep pen state for touch events */
2180         wacom_wac->shared->stylus_in_proximity = range;
2181
2182         if (!delay_pen_events(wacom_wac) && wacom_wac->tool[0]) {
2183                 int id = wacom_wac->id[0];
2184
2185                 /*
2186                  * Non-USI EMR tools should have their IDs mangled to
2187                  * match the legacy behavior of wacom_intuos_general
2188                  */
2189                 if (wacom_wac->serial[0] >> 52 == 1)
2190                         id = wacom_intuos_id_mangle(id);
2191
2192                 /*
2193                  * To ensure compatibility with xf86-input-wacom, we should
2194                  * report the BTN_TOOL_* event prior to the ABS_MISC or
2195                  * MSC_SERIAL events.
2196                  */
2197                 input_report_key(input, BTN_TOUCH,
2198                                 wacom_wac->hid_data.tipswitch);
2199                 input_report_key(input, wacom_wac->tool[0], prox);
2200                 if (wacom_wac->serial[0]) {
2201                         input_event(input, EV_MSC, MSC_SERIAL, wacom_wac->serial[0]);
2202                         input_report_abs(input, ABS_MISC, id);
2203                 }
2204
2205                 wacom_wac->hid_data.tipswitch = false;
2206
2207                 input_sync(input);
2208         }
2209
2210         if (!prox) {
2211                 wacom_wac->tool[0] = 0;
2212                 wacom_wac->id[0] = 0;
2213         }
2214 }
2215
2216 static void wacom_wac_finger_usage_mapping(struct hid_device *hdev,
2217                 struct hid_field *field, struct hid_usage *usage)
2218 {
2219         struct wacom *wacom = hid_get_drvdata(hdev);
2220         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2221         struct input_dev *input = wacom_wac->touch_input;
2222         unsigned touch_max = wacom_wac->features.touch_max;
2223         unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2224
2225         switch (equivalent_usage) {
2226         case HID_GD_X:
2227                 if (touch_max == 1)
2228                         wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 4);
2229                 else
2230                         wacom_map_usage(input, usage, field, EV_ABS,
2231                                         ABS_MT_POSITION_X, 4);
2232                 break;
2233         case HID_GD_Y:
2234                 if (touch_max == 1)
2235                         wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 4);
2236                 else
2237                         wacom_map_usage(input, usage, field, EV_ABS,
2238                                         ABS_MT_POSITION_Y, 4);
2239                 break;
2240         case HID_DG_WIDTH:
2241         case HID_DG_HEIGHT:
2242                 wacom_map_usage(input, usage, field, EV_ABS, ABS_MT_TOUCH_MAJOR, 0);
2243                 wacom_map_usage(input, usage, field, EV_ABS, ABS_MT_TOUCH_MINOR, 0);
2244                 input_set_abs_params(input, ABS_MT_ORIENTATION, 0, 1, 0, 0);
2245                 break;
2246         case HID_DG_TIPSWITCH:
2247                 wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2248                 break;
2249         case HID_DG_CONTACTCOUNT:
2250                 wacom_wac->hid_data.cc_report = field->report->id;
2251                 wacom_wac->hid_data.cc_index = field->index;
2252                 wacom_wac->hid_data.cc_value_index = usage->usage_index;
2253                 break;
2254         case HID_DG_CONTACTID:
2255                 if ((field->logical_maximum - field->logical_minimum) < touch_max) {
2256                         /*
2257                          * The HID descriptor for G11 sensors leaves logical
2258                          * maximum set to '1' despite it being a multitouch
2259                          * device. Override to a sensible number.
2260                          */
2261                         field->logical_maximum = 255;
2262                 }
2263                 break;
2264         }
2265 }
2266
2267 static void wacom_wac_finger_slot(struct wacom_wac *wacom_wac,
2268                 struct input_dev *input)
2269 {
2270         struct hid_data *hid_data = &wacom_wac->hid_data;
2271         bool mt = wacom_wac->features.touch_max > 1;
2272         bool prox = hid_data->tipswitch &&
2273                     report_touch_events(wacom_wac);
2274
2275         if (wacom_wac->shared->has_mute_touch_switch &&
2276             !wacom_wac->shared->is_touch_on) {
2277                 if (!wacom_wac->shared->touch_down)
2278                         return;
2279                 prox = 0;
2280         }
2281
2282         wacom_wac->hid_data.num_received++;
2283         if (wacom_wac->hid_data.num_received > wacom_wac->hid_data.num_expected)
2284                 return;
2285
2286         if (mt) {
2287                 int slot;
2288
2289                 slot = input_mt_get_slot_by_key(input, hid_data->id);
2290                 input_mt_slot(input, slot);
2291                 input_mt_report_slot_state(input, MT_TOOL_FINGER, prox);
2292         }
2293         else {
2294                 input_report_key(input, BTN_TOUCH, prox);
2295         }
2296
2297         if (prox) {
2298                 input_report_abs(input, mt ? ABS_MT_POSITION_X : ABS_X,
2299                                  hid_data->x);
2300                 input_report_abs(input, mt ? ABS_MT_POSITION_Y : ABS_Y,
2301                                  hid_data->y);
2302
2303                 if (test_bit(ABS_MT_TOUCH_MAJOR, input->absbit)) {
2304                         input_report_abs(input, ABS_MT_TOUCH_MAJOR, max(hid_data->width, hid_data->height));
2305                         input_report_abs(input, ABS_MT_TOUCH_MINOR, min(hid_data->width, hid_data->height));
2306                         if (hid_data->width != hid_data->height)
2307                                 input_report_abs(input, ABS_MT_ORIENTATION, hid_data->width <= hid_data->height ? 0 : 1);
2308                 }
2309         }
2310 }
2311
2312 static void wacom_wac_finger_event(struct hid_device *hdev,
2313                 struct hid_field *field, struct hid_usage *usage, __s32 value)
2314 {
2315         struct wacom *wacom = hid_get_drvdata(hdev);
2316         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2317         unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2318
2319         switch (equivalent_usage) {
2320         case HID_GD_X:
2321                 wacom_wac->hid_data.x = value;
2322                 break;
2323         case HID_GD_Y:
2324                 wacom_wac->hid_data.y = value;
2325                 break;
2326         case HID_DG_WIDTH:
2327                 wacom_wac->hid_data.width = value;
2328                 break;
2329         case HID_DG_HEIGHT:
2330                 wacom_wac->hid_data.height = value;
2331                 break;
2332         case HID_DG_CONTACTID:
2333                 wacom_wac->hid_data.id = value;
2334                 break;
2335         case HID_DG_TIPSWITCH:
2336                 wacom_wac->hid_data.tipswitch = value;
2337                 break;
2338         }
2339
2340
2341         if (usage->usage_index + 1 == field->report_count) {
2342                 if (equivalent_usage == wacom_wac->hid_data.last_slot_field)
2343                         wacom_wac_finger_slot(wacom_wac, wacom_wac->touch_input);
2344         }
2345 }
2346
2347 static void wacom_wac_finger_pre_report(struct hid_device *hdev,
2348                 struct hid_report *report)
2349 {
2350         struct wacom *wacom = hid_get_drvdata(hdev);
2351         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2352         struct hid_data* hid_data = &wacom_wac->hid_data;
2353         int i;
2354
2355         for (i = 0; i < report->maxfield; i++) {
2356                 struct hid_field *field = report->field[i];
2357                 int j;
2358
2359                 for (j = 0; j < field->maxusage; j++) {
2360                         struct hid_usage *usage = &field->usage[j];
2361                         unsigned int equivalent_usage =
2362                                 wacom_equivalent_usage(usage->hid);
2363
2364                         switch (equivalent_usage) {
2365                         case HID_GD_X:
2366                         case HID_GD_Y:
2367                         case HID_DG_WIDTH:
2368                         case HID_DG_HEIGHT:
2369                         case HID_DG_CONTACTID:
2370                         case HID_DG_INRANGE:
2371                         case HID_DG_INVERT:
2372                         case HID_DG_TIPSWITCH:
2373                                 hid_data->last_slot_field = equivalent_usage;
2374                                 break;
2375                         case HID_DG_CONTACTCOUNT:
2376                                 hid_data->cc_report = report->id;
2377                                 hid_data->cc_index = i;
2378                                 hid_data->cc_value_index = j;
2379                                 break;
2380                         }
2381                 }
2382         }
2383
2384         if (hid_data->cc_report != 0 &&
2385             hid_data->cc_index >= 0) {
2386                 struct hid_field *field = report->field[hid_data->cc_index];
2387                 int value = field->value[hid_data->cc_value_index];
2388                 if (value)
2389                         hid_data->num_expected = value;
2390         }
2391         else {
2392                 hid_data->num_expected = wacom_wac->features.touch_max;
2393         }
2394 }
2395
2396 static void wacom_wac_finger_report(struct hid_device *hdev,
2397                 struct hid_report *report)
2398 {
2399         struct wacom *wacom = hid_get_drvdata(hdev);
2400         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2401         struct input_dev *input = wacom_wac->touch_input;
2402         unsigned touch_max = wacom_wac->features.touch_max;
2403
2404         /* If more packets of data are expected, give us a chance to
2405          * process them rather than immediately syncing a partial
2406          * update.
2407          */
2408         if (wacom_wac->hid_data.num_received < wacom_wac->hid_data.num_expected)
2409                 return;
2410
2411         if (touch_max > 1)
2412                 input_mt_sync_frame(input);
2413
2414         input_sync(input);
2415         wacom_wac->hid_data.num_received = 0;
2416
2417         /* keep touch state for pen event */
2418         wacom_wac->shared->touch_down = wacom_wac_finger_count_touches(wacom_wac);
2419 }
2420
2421 void wacom_wac_usage_mapping(struct hid_device *hdev,
2422                 struct hid_field *field, struct hid_usage *usage)
2423 {
2424         struct wacom *wacom = hid_get_drvdata(hdev);
2425         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2426         struct wacom_features *features = &wacom_wac->features;
2427
2428         if (WACOM_DIRECT_DEVICE(field))
2429                 features->device_type |= WACOM_DEVICETYPE_DIRECT;
2430
2431         /* usage tests must precede field tests */
2432         if (WACOM_BATTERY_USAGE(usage))
2433                 wacom_wac_battery_usage_mapping(hdev, field, usage);
2434         else if (WACOM_PAD_FIELD(field))
2435                 wacom_wac_pad_usage_mapping(hdev, field, usage);
2436         else if (WACOM_PEN_FIELD(field))
2437                 wacom_wac_pen_usage_mapping(hdev, field, usage);
2438         else if (WACOM_FINGER_FIELD(field))
2439                 wacom_wac_finger_usage_mapping(hdev, field, usage);
2440 }
2441
2442 void wacom_wac_event(struct hid_device *hdev, struct hid_field *field,
2443                 struct hid_usage *usage, __s32 value)
2444 {
2445         struct wacom *wacom = hid_get_drvdata(hdev);
2446
2447         if (wacom->wacom_wac.features.type != HID_GENERIC)
2448                 return;
2449
2450         if (value > field->logical_maximum || value < field->logical_minimum)
2451                 return;
2452
2453         /* usage tests must precede field tests */
2454         if (WACOM_BATTERY_USAGE(usage))
2455                 wacom_wac_battery_event(hdev, field, usage, value);
2456         else if (WACOM_PAD_FIELD(field) && wacom->wacom_wac.pad_input)
2457                 wacom_wac_pad_event(hdev, field, usage, value);
2458         else if (WACOM_PEN_FIELD(field) && wacom->wacom_wac.pen_input)
2459                 wacom_wac_pen_event(hdev, field, usage, value);
2460         else if (WACOM_FINGER_FIELD(field) && wacom->wacom_wac.touch_input)
2461                 wacom_wac_finger_event(hdev, field, usage, value);
2462 }
2463
2464 static void wacom_report_events(struct hid_device *hdev, struct hid_report *report)
2465 {
2466         int r;
2467
2468         for (r = 0; r < report->maxfield; r++) {
2469                 struct hid_field *field;
2470                 unsigned count, n;
2471
2472                 field = report->field[r];
2473                 count = field->report_count;
2474
2475                 if (!(HID_MAIN_ITEM_VARIABLE & field->flags))
2476                         continue;
2477
2478                 for (n = 0; n < count; n++)
2479                         wacom_wac_event(hdev, field, &field->usage[n], field->value[n]);
2480         }
2481 }
2482
2483 void wacom_wac_report(struct hid_device *hdev, struct hid_report *report)
2484 {
2485         struct wacom *wacom = hid_get_drvdata(hdev);
2486         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2487         struct hid_field *field = report->field[0];
2488
2489         if (wacom_wac->features.type != HID_GENERIC)
2490                 return;
2491
2492         wacom_wac_battery_pre_report(hdev, report);
2493
2494         if (WACOM_PAD_FIELD(field) && wacom->wacom_wac.pad_input)
2495                 wacom_wac_pad_pre_report(hdev, report);
2496         else if (WACOM_PEN_FIELD(field) && wacom->wacom_wac.pen_input)
2497                 wacom_wac_pen_pre_report(hdev, report);
2498         else if (WACOM_FINGER_FIELD(field) && wacom->wacom_wac.touch_input)
2499                 wacom_wac_finger_pre_report(hdev, report);
2500
2501         wacom_report_events(hdev, report);
2502
2503         /*
2504          * Non-input reports may be sent prior to the device being
2505          * completely initialized. Since only their events need
2506          * to be processed, exit after 'wacom_report_events' has
2507          * been called to prevent potential crashes in the report-
2508          * processing functions.
2509          */
2510         if (report->type != HID_INPUT_REPORT)
2511                 return;
2512
2513         wacom_wac_battery_report(hdev, report);
2514
2515         if (WACOM_PAD_FIELD(field) && wacom->wacom_wac.pad_input)
2516                 wacom_wac_pad_report(hdev, report);
2517         else if (WACOM_PEN_FIELD(field) && wacom->wacom_wac.pen_input)
2518                 wacom_wac_pen_report(hdev, report);
2519         else if (WACOM_FINGER_FIELD(field) && wacom->wacom_wac.touch_input)
2520                 wacom_wac_finger_report(hdev, report);
2521 }
2522
2523 static int wacom_bpt_touch(struct wacom_wac *wacom)
2524 {
2525         struct wacom_features *features = &wacom->features;
2526         struct input_dev *input = wacom->touch_input;
2527         struct input_dev *pad_input = wacom->pad_input;
2528         unsigned char *data = wacom->data;
2529         int i;
2530
2531         if (data[0] != 0x02)
2532             return 0;
2533
2534         for (i = 0; i < 2; i++) {
2535                 int offset = (data[1] & 0x80) ? (8 * i) : (9 * i);
2536                 bool touch = report_touch_events(wacom)
2537                            && (data[offset + 3] & 0x80);
2538
2539                 input_mt_slot(input, i);
2540                 input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
2541                 if (touch) {
2542                         int x = get_unaligned_be16(&data[offset + 3]) & 0x7ff;
2543                         int y = get_unaligned_be16(&data[offset + 5]) & 0x7ff;
2544                         if (features->quirks & WACOM_QUIRK_BBTOUCH_LOWRES) {
2545                                 x <<= 5;
2546                                 y <<= 5;
2547                         }
2548                         input_report_abs(input, ABS_MT_POSITION_X, x);
2549                         input_report_abs(input, ABS_MT_POSITION_Y, y);
2550                 }
2551         }
2552
2553         input_mt_sync_frame(input);
2554
2555         input_report_key(pad_input, BTN_LEFT, (data[1] & 0x08) != 0);
2556         input_report_key(pad_input, BTN_FORWARD, (data[1] & 0x04) != 0);
2557         input_report_key(pad_input, BTN_BACK, (data[1] & 0x02) != 0);
2558         input_report_key(pad_input, BTN_RIGHT, (data[1] & 0x01) != 0);
2559         wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
2560
2561         return 1;
2562 }
2563
2564 static void wacom_bpt3_touch_msg(struct wacom_wac *wacom, unsigned char *data)
2565 {
2566         struct wacom_features *features = &wacom->features;
2567         struct input_dev *input = wacom->touch_input;
2568         bool touch = data[1] & 0x80;
2569         int slot = input_mt_get_slot_by_key(input, data[0]);
2570
2571         if (slot < 0)
2572                 return;
2573
2574         touch = touch && report_touch_events(wacom);
2575
2576         input_mt_slot(input, slot);
2577         input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
2578
2579         if (touch) {
2580                 int x = (data[2] << 4) | (data[4] >> 4);
2581                 int y = (data[3] << 4) | (data[4] & 0x0f);
2582                 int width, height;
2583
2584                 if (features->type >= INTUOSPS && features->type <= INTUOSHT2) {
2585                         width  = data[5] * 100;
2586                         height = data[6] * 100;
2587                 } else {
2588                         /*
2589                          * "a" is a scaled-down area which we assume is
2590                          * roughly circular and which can be described as:
2591                          * a=(pi*r^2)/C.
2592                          */
2593                         int a = data[5];
2594                         int x_res = input_abs_get_res(input, ABS_MT_POSITION_X);
2595                         int y_res = input_abs_get_res(input, ABS_MT_POSITION_Y);
2596                         width = 2 * int_sqrt(a * WACOM_CONTACT_AREA_SCALE);
2597                         height = width * y_res / x_res;
2598                 }
2599
2600                 input_report_abs(input, ABS_MT_POSITION_X, x);
2601                 input_report_abs(input, ABS_MT_POSITION_Y, y);
2602                 input_report_abs(input, ABS_MT_TOUCH_MAJOR, width);
2603                 input_report_abs(input, ABS_MT_TOUCH_MINOR, height);
2604         }
2605 }
2606
2607 static void wacom_bpt3_button_msg(struct wacom_wac *wacom, unsigned char *data)
2608 {
2609         struct input_dev *input = wacom->pad_input;
2610         struct wacom_features *features = &wacom->features;
2611
2612         if (features->type == INTUOSHT || features->type == INTUOSHT2) {
2613                 input_report_key(input, BTN_LEFT, (data[1] & 0x02) != 0);
2614                 input_report_key(input, BTN_BACK, (data[1] & 0x08) != 0);
2615         } else {
2616                 input_report_key(input, BTN_BACK, (data[1] & 0x02) != 0);
2617                 input_report_key(input, BTN_LEFT, (data[1] & 0x08) != 0);
2618         }
2619         input_report_key(input, BTN_FORWARD, (data[1] & 0x04) != 0);
2620         input_report_key(input, BTN_RIGHT, (data[1] & 0x01) != 0);
2621 }
2622
2623 static int wacom_bpt3_touch(struct wacom_wac *wacom)
2624 {
2625         unsigned char *data = wacom->data;
2626         int count = data[1] & 0x07;
2627         int  touch_changed = 0, i;
2628
2629         if (data[0] != 0x02)
2630             return 0;
2631
2632         /* data has up to 7 fixed sized 8-byte messages starting at data[2] */
2633         for (i = 0; i < count; i++) {
2634                 int offset = (8 * i) + 2;
2635                 int msg_id = data[offset];
2636
2637                 if (msg_id >= 2 && msg_id <= 17) {
2638                         wacom_bpt3_touch_msg(wacom, data + offset);
2639                         touch_changed++;
2640                 } else if (msg_id == 128)
2641                         wacom_bpt3_button_msg(wacom, data + offset);
2642
2643         }
2644
2645         /* only update touch if we actually have a touchpad and touch data changed */
2646         if (wacom->touch_input && touch_changed) {
2647                 input_mt_sync_frame(wacom->touch_input);
2648                 wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
2649         }
2650
2651         return 1;
2652 }
2653
2654 static int wacom_bpt_pen(struct wacom_wac *wacom)
2655 {
2656         struct wacom_features *features = &wacom->features;
2657         struct input_dev *input = wacom->pen_input;
2658         unsigned char *data = wacom->data;
2659         int prox = 0, x = 0, y = 0, p = 0, d = 0, pen = 0, btn1 = 0, btn2 = 0;
2660
2661         if (data[0] != WACOM_REPORT_PENABLED)
2662             return 0;
2663
2664         prox = (data[1] & 0x20) == 0x20;
2665
2666         /*
2667          * All reports shared between PEN and RUBBER tool must be
2668          * forced to a known starting value (zero) when transitioning to
2669          * out-of-prox.
2670          *
2671          * If not reset then, to userspace, it will look like lost events
2672          * if new tool comes in-prox with same values as previous tool sent.
2673          *
2674          * Hardware does report zero in most out-of-prox cases but not all.
2675          */
2676         if (!wacom->shared->stylus_in_proximity) {
2677                 if (data[1] & 0x08) {
2678                         wacom->tool[0] = BTN_TOOL_RUBBER;
2679                         wacom->id[0] = ERASER_DEVICE_ID;
2680                 } else {
2681                         wacom->tool[0] = BTN_TOOL_PEN;
2682                         wacom->id[0] = STYLUS_DEVICE_ID;
2683                 }
2684         }
2685
2686         wacom->shared->stylus_in_proximity = prox;
2687         if (delay_pen_events(wacom))
2688                 return 0;
2689
2690         if (prox) {
2691                 x = le16_to_cpup((__le16 *)&data[2]);
2692                 y = le16_to_cpup((__le16 *)&data[4]);
2693                 p = le16_to_cpup((__le16 *)&data[6]);
2694                 /*
2695                  * Convert distance from out prox to distance from tablet.
2696                  * distance will be greater than distance_max once
2697                  * touching and applying pressure; do not report negative
2698                  * distance.
2699                  */
2700                 if (data[8] <= features->distance_max)
2701                         d = features->distance_max - data[8];
2702
2703                 pen = data[1] & 0x01;
2704                 btn1 = data[1] & 0x02;
2705                 btn2 = data[1] & 0x04;
2706         } else {
2707                 wacom->id[0] = 0;
2708         }
2709
2710         input_report_key(input, BTN_TOUCH, pen);
2711         input_report_key(input, BTN_STYLUS, btn1);
2712         input_report_key(input, BTN_STYLUS2, btn2);
2713
2714         input_report_abs(input, ABS_X, x);
2715         input_report_abs(input, ABS_Y, y);
2716         input_report_abs(input, ABS_PRESSURE, p);
2717         input_report_abs(input, ABS_DISTANCE, d);
2718
2719         input_report_key(input, wacom->tool[0], prox); /* PEN or RUBBER */
2720         input_report_abs(input, ABS_MISC, wacom->id[0]); /* TOOL ID */
2721
2722         return 1;
2723 }
2724
2725 static int wacom_bpt_irq(struct wacom_wac *wacom, size_t len)
2726 {
2727         struct wacom_features *features = &wacom->features;
2728
2729         if ((features->type == INTUOSHT2) &&
2730             (features->device_type & WACOM_DEVICETYPE_PEN))
2731                 return wacom_intuos_irq(wacom);
2732         else if (len == WACOM_PKGLEN_BBTOUCH)
2733                 return wacom_bpt_touch(wacom);
2734         else if (len == WACOM_PKGLEN_BBTOUCH3)
2735                 return wacom_bpt3_touch(wacom);
2736         else if (len == WACOM_PKGLEN_BBFUN || len == WACOM_PKGLEN_BBPEN)
2737                 return wacom_bpt_pen(wacom);
2738
2739         return 0;
2740 }
2741
2742 static void wacom_bamboo_pad_pen_event(struct wacom_wac *wacom,
2743                 unsigned char *data)
2744 {
2745         unsigned char prefix;
2746
2747         /*
2748          * We need to reroute the event from the debug interface to the
2749          * pen interface.
2750          * We need to add the report ID to the actual pen report, so we
2751          * temporary overwrite the first byte to prevent having to kzalloc/kfree
2752          * and memcpy the report.
2753          */
2754         prefix = data[0];
2755         data[0] = WACOM_REPORT_BPAD_PEN;
2756
2757         /*
2758          * actually reroute the event.
2759          * No need to check if wacom->shared->pen is valid, hid_input_report()
2760          * will check for us.
2761          */
2762         hid_input_report(wacom->shared->pen, HID_INPUT_REPORT, data,
2763                          WACOM_PKGLEN_PENABLED, 1);
2764
2765         data[0] = prefix;
2766 }
2767
2768 static int wacom_bamboo_pad_touch_event(struct wacom_wac *wacom,
2769                 unsigned char *data)
2770 {
2771         struct input_dev *input = wacom->touch_input;
2772         unsigned char *finger_data, prefix;
2773         unsigned id;
2774         int x, y;
2775         bool valid;
2776
2777         prefix = data[0];
2778
2779         for (id = 0; id < wacom->features.touch_max; id++) {
2780                 valid = !!(prefix & BIT(id)) &&
2781                         report_touch_events(wacom);
2782
2783                 input_mt_slot(input, id);
2784                 input_mt_report_slot_state(input, MT_TOOL_FINGER, valid);
2785
2786                 if (!valid)
2787                         continue;
2788
2789                 finger_data = data + 1 + id * 3;
2790                 x = finger_data[0] | ((finger_data[1] & 0x0f) << 8);
2791                 y = (finger_data[2] << 4) | (finger_data[1] >> 4);
2792
2793                 input_report_abs(input, ABS_MT_POSITION_X, x);
2794                 input_report_abs(input, ABS_MT_POSITION_Y, y);
2795         }
2796
2797         input_mt_sync_frame(input);
2798
2799         input_report_key(input, BTN_LEFT, prefix & 0x40);
2800         input_report_key(input, BTN_RIGHT, prefix & 0x80);
2801
2802         /* keep touch state for pen event */
2803         wacom->shared->touch_down = !!prefix && report_touch_events(wacom);
2804
2805         return 1;
2806 }
2807
2808 static int wacom_bamboo_pad_irq(struct wacom_wac *wacom, size_t len)
2809 {
2810         unsigned char *data = wacom->data;
2811
2812         if (!((len == WACOM_PKGLEN_BPAD_TOUCH) ||
2813               (len == WACOM_PKGLEN_BPAD_TOUCH_USB)) ||
2814             (data[0] != WACOM_REPORT_BPAD_TOUCH))
2815                 return 0;
2816
2817         if (data[1] & 0x01)
2818                 wacom_bamboo_pad_pen_event(wacom, &data[1]);
2819
2820         if (data[1] & 0x02)
2821                 return wacom_bamboo_pad_touch_event(wacom, &data[9]);
2822
2823         return 0;
2824 }
2825
2826 static int wacom_wireless_irq(struct wacom_wac *wacom, size_t len)
2827 {
2828         unsigned char *data = wacom->data;
2829         int connected;
2830
2831         if (len != WACOM_PKGLEN_WIRELESS || data[0] != WACOM_REPORT_WL)
2832                 return 0;
2833
2834         connected = data[1] & 0x01;
2835         if (connected) {
2836                 int pid, battery, charging;
2837
2838                 if ((wacom->shared->type == INTUOSHT ||
2839                     wacom->shared->type == INTUOSHT2) &&
2840                     wacom->shared->touch_input &&
2841                     wacom->shared->touch_max) {
2842                         input_report_switch(wacom->shared->touch_input,
2843                                         SW_MUTE_DEVICE, data[5] & 0x40);
2844                         input_sync(wacom->shared->touch_input);
2845                 }
2846
2847                 pid = get_unaligned_be16(&data[6]);
2848                 battery = (data[5] & 0x3f) * 100 / 31;
2849                 charging = !!(data[5] & 0x80);
2850                 if (wacom->pid != pid) {
2851                         wacom->pid = pid;
2852                         wacom_schedule_work(wacom, WACOM_WORKER_WIRELESS);
2853                 }
2854
2855                 wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
2856                                      battery, charging, 1, 0);
2857
2858         } else if (wacom->pid != 0) {
2859                 /* disconnected while previously connected */
2860                 wacom->pid = 0;
2861                 wacom_schedule_work(wacom, WACOM_WORKER_WIRELESS);
2862                 wacom_notify_battery(wacom, POWER_SUPPLY_STATUS_UNKNOWN, 0, 0, 0, 0);
2863         }
2864
2865         return 0;
2866 }
2867
2868 static int wacom_status_irq(struct wacom_wac *wacom_wac, size_t len)
2869 {
2870         struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
2871         struct wacom_features *features = &wacom_wac->features;
2872         unsigned char *data = wacom_wac->data;
2873
2874         if (data[0] != WACOM_REPORT_USB)
2875                 return 0;
2876
2877         if ((features->type == INTUOSHT ||
2878             features->type == INTUOSHT2) &&
2879             wacom_wac->shared->touch_input &&
2880             features->touch_max) {
2881                 input_report_switch(wacom_wac->shared->touch_input,
2882                                     SW_MUTE_DEVICE, data[8] & 0x40);
2883                 input_sync(wacom_wac->shared->touch_input);
2884         }
2885
2886         if (data[9] & 0x02) { /* wireless module is attached */
2887                 int battery = (data[8] & 0x3f) * 100 / 31;
2888                 bool charging = !!(data[8] & 0x80);
2889
2890                 wacom_notify_battery(wacom_wac, WACOM_POWER_SUPPLY_STATUS_AUTO,
2891                                      battery, charging, battery || charging, 1);
2892
2893                 if (!wacom->battery.battery &&
2894                     !(features->quirks & WACOM_QUIRK_BATTERY)) {
2895                         features->quirks |= WACOM_QUIRK_BATTERY;
2896                         wacom_schedule_work(wacom_wac, WACOM_WORKER_BATTERY);
2897                 }
2898         }
2899         else if ((features->quirks & WACOM_QUIRK_BATTERY) &&
2900                  wacom->battery.battery) {
2901                 features->quirks &= ~WACOM_QUIRK_BATTERY;
2902                 wacom_schedule_work(wacom_wac, WACOM_WORKER_BATTERY);
2903                 wacom_notify_battery(wacom_wac, POWER_SUPPLY_STATUS_UNKNOWN, 0, 0, 0, 0);
2904         }
2905         return 0;
2906 }
2907
2908 void wacom_wac_irq(struct wacom_wac *wacom_wac, size_t len)
2909 {
2910         bool sync;
2911
2912         switch (wacom_wac->features.type) {
2913         case PENPARTNER:
2914                 sync = wacom_penpartner_irq(wacom_wac);
2915                 break;
2916
2917         case PL:
2918                 sync = wacom_pl_irq(wacom_wac);
2919                 break;
2920
2921         case WACOM_G4:
2922         case GRAPHIRE:
2923         case GRAPHIRE_BT:
2924         case WACOM_MO:
2925                 sync = wacom_graphire_irq(wacom_wac);
2926                 break;
2927
2928         case PTU:
2929                 sync = wacom_ptu_irq(wacom_wac);
2930                 break;
2931
2932         case DTU:
2933                 sync = wacom_dtu_irq(wacom_wac);
2934                 break;
2935
2936         case DTUS:
2937         case DTUSX:
2938                 sync = wacom_dtus_irq(wacom_wac);
2939                 break;
2940
2941         case INTUOS:
2942         case INTUOS3S:
2943         case INTUOS3:
2944         case INTUOS3L:
2945         case INTUOS4S:
2946         case INTUOS4:
2947         case INTUOS4L:
2948         case CINTIQ:
2949         case WACOM_BEE:
2950         case WACOM_13HD:
2951         case WACOM_21UX2:
2952         case WACOM_22HD:
2953         case WACOM_24HD:
2954         case WACOM_27QHD:
2955         case DTK:
2956         case CINTIQ_HYBRID:
2957         case CINTIQ_COMPANION_2:
2958                 sync = wacom_intuos_irq(wacom_wac);
2959                 break;
2960
2961         case INTUOS4WL:
2962                 sync = wacom_intuos_bt_irq(wacom_wac, len);
2963                 break;
2964
2965         case WACOM_24HDT:
2966         case WACOM_27QHDT:
2967                 sync = wacom_24hdt_irq(wacom_wac);
2968                 break;
2969
2970         case INTUOS5S:
2971         case INTUOS5:
2972         case INTUOS5L:
2973         case INTUOSPS:
2974         case INTUOSPM:
2975         case INTUOSPL:
2976                 if (len == WACOM_PKGLEN_BBTOUCH3)
2977                         sync = wacom_bpt3_touch(wacom_wac);
2978                 else if (wacom_wac->data[0] == WACOM_REPORT_USB)
2979                         sync = wacom_status_irq(wacom_wac, len);
2980                 else
2981                         sync = wacom_intuos_irq(wacom_wac);
2982                 break;
2983
2984         case INTUOSP2_BT:
2985                 sync = wacom_intuos_pro2_bt_irq(wacom_wac, len);
2986                 break;
2987
2988         case TABLETPC:
2989         case TABLETPCE:
2990         case TABLETPC2FG:
2991         case MTSCREEN:
2992         case MTTPC:
2993         case MTTPC_B:
2994                 sync = wacom_tpc_irq(wacom_wac, len);
2995                 break;
2996
2997         case BAMBOO_PT:
2998         case BAMBOO_PEN:
2999         case BAMBOO_TOUCH:
3000         case INTUOSHT:
3001         case INTUOSHT2:
3002                 if (wacom_wac->data[0] == WACOM_REPORT_USB)
3003                         sync = wacom_status_irq(wacom_wac, len);
3004                 else
3005                         sync = wacom_bpt_irq(wacom_wac, len);
3006                 break;
3007
3008         case BAMBOO_PAD:
3009                 sync = wacom_bamboo_pad_irq(wacom_wac, len);
3010                 break;
3011
3012         case WIRELESS:
3013                 sync = wacom_wireless_irq(wacom_wac, len);
3014                 break;
3015
3016         case REMOTE:
3017                 sync = false;
3018                 if (wacom_wac->data[0] == WACOM_REPORT_DEVICE_LIST)
3019                         wacom_remote_status_irq(wacom_wac, len);
3020                 else
3021                         sync = wacom_remote_irq(wacom_wac, len);
3022                 break;
3023
3024         default:
3025                 sync = false;
3026                 break;
3027         }
3028
3029         if (sync) {
3030                 if (wacom_wac->pen_input)
3031                         input_sync(wacom_wac->pen_input);
3032                 if (wacom_wac->touch_input)
3033                         input_sync(wacom_wac->touch_input);
3034                 if (wacom_wac->pad_input)
3035                         input_sync(wacom_wac->pad_input);
3036         }
3037 }
3038
3039 static void wacom_setup_basic_pro_pen(struct wacom_wac *wacom_wac)
3040 {
3041         struct input_dev *input_dev = wacom_wac->pen_input;
3042
3043         input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
3044
3045         __set_bit(BTN_TOOL_PEN, input_dev->keybit);
3046         __set_bit(BTN_STYLUS, input_dev->keybit);
3047         __set_bit(BTN_STYLUS2, input_dev->keybit);
3048
3049         input_set_abs_params(input_dev, ABS_DISTANCE,
3050                              0, wacom_wac->features.distance_max, wacom_wac->features.distance_fuzz, 0);
3051 }
3052
3053 static void wacom_setup_cintiq(struct wacom_wac *wacom_wac)
3054 {
3055         struct input_dev *input_dev = wacom_wac->pen_input;
3056         struct wacom_features *features = &wacom_wac->features;
3057
3058         wacom_setup_basic_pro_pen(wacom_wac);
3059
3060         __set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3061         __set_bit(BTN_TOOL_BRUSH, input_dev->keybit);
3062         __set_bit(BTN_TOOL_PENCIL, input_dev->keybit);
3063         __set_bit(BTN_TOOL_AIRBRUSH, input_dev->keybit);
3064
3065         input_set_abs_params(input_dev, ABS_WHEEL, 0, 1023, 0, 0);
3066         input_set_abs_params(input_dev, ABS_TILT_X, -64, 63, features->tilt_fuzz, 0);
3067         input_abs_set_res(input_dev, ABS_TILT_X, 57);
3068         input_set_abs_params(input_dev, ABS_TILT_Y, -64, 63, features->tilt_fuzz, 0);
3069         input_abs_set_res(input_dev, ABS_TILT_Y, 57);
3070 }
3071
3072 static void wacom_setup_intuos(struct wacom_wac *wacom_wac)
3073 {
3074         struct input_dev *input_dev = wacom_wac->pen_input;
3075
3076         input_set_capability(input_dev, EV_REL, REL_WHEEL);
3077
3078         wacom_setup_cintiq(wacom_wac);
3079
3080         __set_bit(BTN_LEFT, input_dev->keybit);
3081         __set_bit(BTN_RIGHT, input_dev->keybit);
3082         __set_bit(BTN_MIDDLE, input_dev->keybit);
3083         __set_bit(BTN_SIDE, input_dev->keybit);
3084         __set_bit(BTN_EXTRA, input_dev->keybit);
3085         __set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
3086         __set_bit(BTN_TOOL_LENS, input_dev->keybit);
3087
3088         input_set_abs_params(input_dev, ABS_RZ, -900, 899, 0, 0);
3089         input_abs_set_res(input_dev, ABS_RZ, 287);
3090         input_set_abs_params(input_dev, ABS_THROTTLE, -1023, 1023, 0, 0);
3091 }
3092
3093 void wacom_setup_device_quirks(struct wacom *wacom)
3094 {
3095         struct wacom_features *features = &wacom->wacom_wac.features;
3096
3097         /* The pen and pad share the same interface on most devices */
3098         if (features->type == GRAPHIRE_BT || features->type == WACOM_G4 ||
3099             features->type == DTUS ||
3100             (features->type >= INTUOS3S && features->type <= WACOM_MO)) {
3101                 if (features->device_type & WACOM_DEVICETYPE_PEN)
3102                         features->device_type |= WACOM_DEVICETYPE_PAD;
3103         }
3104
3105         /* touch device found but size is not defined. use default */
3106         if (features->device_type & WACOM_DEVICETYPE_TOUCH && !features->x_max) {
3107                 features->x_max = 1023;
3108                 features->y_max = 1023;
3109         }
3110
3111         /*
3112          * Intuos5/Pro and Bamboo 3rd gen have no useful data about its
3113          * touch interface in its HID descriptor. If this is the touch
3114          * interface (PacketSize of WACOM_PKGLEN_BBTOUCH3), override the
3115          * tablet values.
3116          */
3117         if ((features->type >= INTUOS5S && features->type <= INTUOSPL) ||
3118                 (features->type >= INTUOSHT && features->type <= BAMBOO_PT)) {
3119                 if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
3120                         if (features->touch_max)
3121                                 features->device_type |= WACOM_DEVICETYPE_TOUCH;
3122                         if (features->type >= INTUOSHT && features->type <= BAMBOO_PT)
3123                                 features->device_type |= WACOM_DEVICETYPE_PAD;
3124
3125                         features->x_max = 4096;
3126                         features->y_max = 4096;
3127                 }
3128                 else if (features->pktlen == WACOM_PKGLEN_BBTOUCH) {
3129                         features->device_type |= WACOM_DEVICETYPE_PAD;
3130                 }
3131         }
3132
3133         /*
3134          * Hack for the Bamboo One:
3135          * the device presents a PAD/Touch interface as most Bamboos and even
3136          * sends ghosts PAD data on it. However, later, we must disable this
3137          * ghost interface, and we can not detect it unless we set it here
3138          * to WACOM_DEVICETYPE_PAD or WACOM_DEVICETYPE_TOUCH.
3139          */
3140         if (features->type == BAMBOO_PEN &&
3141             features->pktlen == WACOM_PKGLEN_BBTOUCH3)
3142                 features->device_type |= WACOM_DEVICETYPE_PAD;
3143
3144         /*
3145          * Raw Wacom-mode pen and touch events both come from interface
3146          * 0, whose HID descriptor has an application usage of 0xFF0D
3147          * (i.e., WACOM_HID_WD_DIGITIZER). We route pen packets back
3148          * out through the HID_GENERIC device created for interface 1,
3149          * so rewrite this one to be of type WACOM_DEVICETYPE_TOUCH.
3150          */
3151         if (features->type == BAMBOO_PAD)
3152                 features->device_type = WACOM_DEVICETYPE_TOUCH;
3153
3154         if (features->type == REMOTE)
3155                 features->device_type = WACOM_DEVICETYPE_PAD;
3156
3157         if (features->type == INTUOSP2_BT) {
3158                 features->device_type |= WACOM_DEVICETYPE_PEN |
3159                                          WACOM_DEVICETYPE_PAD |
3160                                          WACOM_DEVICETYPE_TOUCH;
3161                 features->quirks |= WACOM_QUIRK_BATTERY;
3162         }
3163
3164         switch (features->type) {
3165         case PL:
3166         case DTU:
3167         case DTUS:
3168         case DTUSX:
3169         case WACOM_21UX2:
3170         case WACOM_22HD:
3171         case DTK:
3172         case WACOM_24HD:
3173         case WACOM_27QHD:
3174         case CINTIQ_HYBRID:
3175         case CINTIQ_COMPANION_2:
3176         case CINTIQ:
3177         case WACOM_BEE:
3178         case WACOM_13HD:
3179         case WACOM_24HDT:
3180         case WACOM_27QHDT:
3181         case TABLETPC:
3182         case TABLETPCE:
3183         case TABLETPC2FG:
3184         case MTSCREEN:
3185         case MTTPC:
3186         case MTTPC_B:
3187                 features->device_type |= WACOM_DEVICETYPE_DIRECT;
3188                 break;
3189         }
3190
3191         if (wacom->hdev->bus == BUS_BLUETOOTH)
3192                 features->quirks |= WACOM_QUIRK_BATTERY;
3193
3194         /* quirk for bamboo touch with 2 low res touches */
3195         if ((features->type == BAMBOO_PT || features->type == BAMBOO_TOUCH) &&
3196             features->pktlen == WACOM_PKGLEN_BBTOUCH) {
3197                 features->x_max <<= 5;
3198                 features->y_max <<= 5;
3199                 features->x_fuzz <<= 5;
3200                 features->y_fuzz <<= 5;
3201                 features->quirks |= WACOM_QUIRK_BBTOUCH_LOWRES;
3202         }
3203
3204         if (features->type == WIRELESS) {
3205                 if (features->device_type == WACOM_DEVICETYPE_WL_MONITOR) {
3206                         features->quirks |= WACOM_QUIRK_BATTERY;
3207                 }
3208         }
3209
3210         if (features->type == REMOTE)
3211                 features->device_type |= WACOM_DEVICETYPE_WL_MONITOR;
3212 }
3213
3214 int wacom_setup_pen_input_capabilities(struct input_dev *input_dev,
3215                                    struct wacom_wac *wacom_wac)
3216 {
3217         struct wacom_features *features = &wacom_wac->features;
3218
3219         input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
3220
3221         if (!(features->device_type & WACOM_DEVICETYPE_PEN))
3222                 return -ENODEV;
3223
3224         if (features->device_type & WACOM_DEVICETYPE_DIRECT)
3225                 __set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
3226         else
3227                 __set_bit(INPUT_PROP_POINTER, input_dev->propbit);
3228
3229         if (features->type == HID_GENERIC)
3230                 /* setup has already been done */
3231                 return 0;
3232
3233         __set_bit(BTN_TOUCH, input_dev->keybit);
3234         __set_bit(ABS_MISC, input_dev->absbit);
3235
3236         input_set_abs_params(input_dev, ABS_X, 0 + features->offset_left,
3237                              features->x_max - features->offset_right,
3238                              features->x_fuzz, 0);
3239         input_set_abs_params(input_dev, ABS_Y, 0 + features->offset_top,
3240                              features->y_max - features->offset_bottom,
3241                              features->y_fuzz, 0);
3242         input_set_abs_params(input_dev, ABS_PRESSURE, 0,
3243                 features->pressure_max, features->pressure_fuzz, 0);
3244
3245         /* penabled devices have fixed resolution for each model */
3246         input_abs_set_res(input_dev, ABS_X, features->x_resolution);
3247         input_abs_set_res(input_dev, ABS_Y, features->y_resolution);
3248
3249         switch (features->type) {
3250         case GRAPHIRE_BT:
3251                 __clear_bit(ABS_MISC, input_dev->absbit);
3252
3253         case WACOM_MO:
3254         case WACOM_G4:
3255                 input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3256                                               features->distance_max,
3257                                               features->distance_fuzz, 0);
3258                 /* fall through */
3259
3260         case GRAPHIRE:
3261                 input_set_capability(input_dev, EV_REL, REL_WHEEL);
3262
3263                 __set_bit(BTN_LEFT, input_dev->keybit);
3264                 __set_bit(BTN_RIGHT, input_dev->keybit);
3265                 __set_bit(BTN_MIDDLE, input_dev->keybit);
3266
3267                 __set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3268                 __set_bit(BTN_TOOL_PEN, input_dev->keybit);
3269                 __set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
3270                 __set_bit(BTN_STYLUS, input_dev->keybit);
3271                 __set_bit(BTN_STYLUS2, input_dev->keybit);
3272                 break;
3273
3274         case WACOM_27QHD:
3275         case WACOM_24HD:
3276         case DTK:
3277         case WACOM_22HD:
3278         case WACOM_21UX2:
3279         case WACOM_BEE:
3280         case CINTIQ:
3281         case WACOM_13HD:
3282         case CINTIQ_HYBRID:
3283         case CINTIQ_COMPANION_2:
3284                 input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3285                 input_abs_set_res(input_dev, ABS_Z, 287);
3286                 wacom_setup_cintiq(wacom_wac);
3287                 break;
3288
3289         case INTUOS3:
3290         case INTUOS3L:
3291         case INTUOS3S:
3292         case INTUOS4:
3293         case INTUOS4WL:
3294         case INTUOS4L:
3295         case INTUOS4S:
3296                 input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3297                 input_abs_set_res(input_dev, ABS_Z, 287);
3298                 /* fall through */
3299
3300         case INTUOS:
3301                 wacom_setup_intuos(wacom_wac);
3302                 break;
3303
3304         case INTUOS5:
3305         case INTUOS5L:
3306         case INTUOSPM:
3307         case INTUOSPL:
3308         case INTUOS5S:
3309         case INTUOSPS:
3310         case INTUOSP2_BT:
3311                 input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3312                                       features->distance_max,
3313                                       features->distance_fuzz, 0);
3314
3315                 input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3316                 input_abs_set_res(input_dev, ABS_Z, 287);
3317
3318                 wacom_setup_intuos(wacom_wac);
3319                 break;
3320
3321         case WACOM_24HDT:
3322         case WACOM_27QHDT:
3323         case MTSCREEN:
3324         case MTTPC:
3325         case MTTPC_B:
3326         case TABLETPC2FG:
3327         case TABLETPC:
3328         case TABLETPCE:
3329                 __clear_bit(ABS_MISC, input_dev->absbit);
3330                 /* fall through */
3331
3332         case DTUS:
3333         case DTUSX:
3334         case PL:
3335         case DTU:
3336                 __set_bit(BTN_TOOL_PEN, input_dev->keybit);
3337                 __set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3338                 __set_bit(BTN_STYLUS, input_dev->keybit);
3339                 __set_bit(BTN_STYLUS2, input_dev->keybit);
3340                 break;
3341
3342         case PTU:
3343                 __set_bit(BTN_STYLUS2, input_dev->keybit);
3344                 /* fall through */
3345
3346         case PENPARTNER:
3347                 __set_bit(BTN_TOOL_PEN, input_dev->keybit);
3348                 __set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3349                 __set_bit(BTN_STYLUS, input_dev->keybit);
3350                 break;
3351
3352         case INTUOSHT:
3353         case BAMBOO_PT:
3354         case BAMBOO_PEN:
3355         case INTUOSHT2:
3356                 if (features->type == INTUOSHT2) {
3357                         wacom_setup_basic_pro_pen(wacom_wac);
3358                 } else {
3359                         __clear_bit(ABS_MISC, input_dev->absbit);
3360                         __set_bit(BTN_TOOL_PEN, input_dev->keybit);
3361                         __set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3362                         __set_bit(BTN_STYLUS, input_dev->keybit);
3363                         __set_bit(BTN_STYLUS2, input_dev->keybit);
3364                         input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3365                                       features->distance_max,
3366                                       features->distance_fuzz, 0);
3367                 }
3368                 break;
3369         case BAMBOO_PAD:
3370                 __clear_bit(ABS_MISC, input_dev->absbit);
3371                 break;
3372         }
3373         return 0;
3374 }
3375
3376 int wacom_setup_touch_input_capabilities(struct input_dev *input_dev,
3377                                          struct wacom_wac *wacom_wac)
3378 {
3379         struct wacom_features *features = &wacom_wac->features;
3380
3381         input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
3382
3383         if (!(features->device_type & WACOM_DEVICETYPE_TOUCH))
3384                 return -ENODEV;
3385
3386         if (features->device_type & WACOM_DEVICETYPE_DIRECT)
3387                 __set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
3388         else
3389                 __set_bit(INPUT_PROP_POINTER, input_dev->propbit);
3390
3391         if (features->type == HID_GENERIC)
3392                 /* setup has already been done */
3393                 return 0;
3394
3395         __set_bit(BTN_TOUCH, input_dev->keybit);
3396
3397         if (features->touch_max == 1) {
3398                 input_set_abs_params(input_dev, ABS_X, 0,
3399                         features->x_max, features->x_fuzz, 0);
3400                 input_set_abs_params(input_dev, ABS_Y, 0,
3401                         features->y_max, features->y_fuzz, 0);
3402                 input_abs_set_res(input_dev, ABS_X,
3403                                   features->x_resolution);
3404                 input_abs_set_res(input_dev, ABS_Y,
3405                                   features->y_resolution);
3406         }
3407         else if (features->touch_max > 1) {
3408                 input_set_abs_params(input_dev, ABS_MT_POSITION_X, 0,
3409                         features->x_max, features->x_fuzz, 0);
3410                 input_set_abs_params(input_dev, ABS_MT_POSITION_Y, 0,
3411                         features->y_max, features->y_fuzz, 0);
3412                 input_abs_set_res(input_dev, ABS_MT_POSITION_X,
3413                                   features->x_resolution);
3414                 input_abs_set_res(input_dev, ABS_MT_POSITION_Y,
3415                                   features->y_resolution);
3416         }
3417
3418         switch (features->type) {
3419         case INTUOSP2_BT:
3420                 input_dev->evbit[0] |= BIT_MASK(EV_SW);
3421                 __set_bit(SW_MUTE_DEVICE, input_dev->swbit);
3422
3423                 if (wacom_wac->shared->touch->product == 0x361) {
3424                         input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3425                                              0, 12440, 4, 0);
3426                         input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3427                                              0, 8640, 4, 0);
3428                 }
3429                 else if (wacom_wac->shared->touch->product == 0x360) {
3430                         input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3431                                              0, 8960, 4, 0);
3432                         input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3433                                              0, 5920, 4, 0);
3434                 }
3435                 input_abs_set_res(input_dev, ABS_MT_POSITION_X, 40);
3436                 input_abs_set_res(input_dev, ABS_MT_POSITION_X, 40);
3437
3438                 /* fall through */
3439
3440         case INTUOS5:
3441         case INTUOS5L:
3442         case INTUOSPM:
3443         case INTUOSPL:
3444         case INTUOS5S:
3445         case INTUOSPS:
3446                 input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, features->x_max, 0, 0);
3447                 input_set_abs_params(input_dev, ABS_MT_TOUCH_MINOR, 0, features->y_max, 0, 0);
3448                 input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_POINTER);
3449                 break;
3450
3451         case WACOM_24HDT:
3452                 input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, features->x_max, 0, 0);
3453                 input_set_abs_params(input_dev, ABS_MT_WIDTH_MAJOR, 0, features->x_max, 0, 0);
3454                 input_set_abs_params(input_dev, ABS_MT_WIDTH_MINOR, 0, features->y_max, 0, 0);
3455                 input_set_abs_params(input_dev, ABS_MT_ORIENTATION, 0, 1, 0, 0);
3456                 /* fall through */
3457
3458         case WACOM_27QHDT:
3459         case MTSCREEN:
3460         case MTTPC:
3461         case MTTPC_B:
3462         case TABLETPC2FG:
3463                 input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_DIRECT);
3464                 /*fall through */
3465
3466         case TABLETPC:
3467         case TABLETPCE:
3468                 break;
3469
3470         case INTUOSHT:
3471         case INTUOSHT2:
3472                 input_dev->evbit[0] |= BIT_MASK(EV_SW);
3473                 __set_bit(SW_MUTE_DEVICE, input_dev->swbit);
3474                 /* fall through */
3475
3476         case BAMBOO_PT:
3477         case BAMBOO_TOUCH:
3478                 if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
3479                         input_set_abs_params(input_dev,
3480                                      ABS_MT_TOUCH_MAJOR,
3481                                      0, features->x_max, 0, 0);
3482                         input_set_abs_params(input_dev,
3483                                      ABS_MT_TOUCH_MINOR,
3484                                      0, features->y_max, 0, 0);
3485                 }
3486                 input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_POINTER);
3487                 break;
3488
3489         case BAMBOO_PAD:
3490                 input_mt_init_slots(input_dev, features->touch_max,
3491                                     INPUT_MT_POINTER);
3492                 __set_bit(BTN_LEFT, input_dev->keybit);
3493                 __set_bit(BTN_RIGHT, input_dev->keybit);
3494                 break;
3495         }
3496         return 0;
3497 }
3498
3499 static int wacom_numbered_button_to_key(int n)
3500 {
3501         if (n < 10)
3502                 return BTN_0 + n;
3503         else if (n < 16)
3504                 return BTN_A + (n-10);
3505         else if (n < 18)
3506                 return BTN_BASE + (n-16);
3507         else
3508                 return 0;
3509 }
3510
3511 static void wacom_setup_numbered_buttons(struct input_dev *input_dev,
3512                                 int button_count)
3513 {
3514         int i;
3515
3516         for (i = 0; i < button_count; i++) {
3517                 int key = wacom_numbered_button_to_key(i);
3518
3519                 if (key)
3520                         __set_bit(key, input_dev->keybit);
3521         }
3522 }
3523
3524 static void wacom_24hd_update_leds(struct wacom *wacom, int mask, int group)
3525 {
3526         struct wacom_led *led;
3527         int i;
3528         bool updated = false;
3529
3530         /*
3531          * 24HD has LED group 1 to the left and LED group 0 to the right.
3532          * So group 0 matches the second half of the buttons and thus the mask
3533          * needs to be shifted.
3534          */
3535         if (group == 0)
3536                 mask >>= 8;
3537
3538         for (i = 0; i < 3; i++) {
3539                 led = wacom_led_find(wacom, group, i);
3540                 if (!led) {
3541                         hid_err(wacom->hdev, "can't find LED %d in group %d\n",
3542                                 i, group);
3543                         continue;
3544                 }
3545                 if (!updated && mask & BIT(i)) {
3546                         led->held = true;
3547                         led_trigger_event(&led->trigger, LED_FULL);
3548                 } else {
3549                         led->held = false;
3550                 }
3551         }
3552 }
3553
3554 static bool wacom_is_led_toggled(struct wacom *wacom, int button_count,
3555                                  int mask, int group)
3556 {
3557         int button_per_group;
3558
3559         /*
3560          * 21UX2 has LED group 1 to the left and LED group 0
3561          * to the right. We need to reverse the group to match this
3562          * historical behavior.
3563          */
3564         if (wacom->wacom_wac.features.type == WACOM_21UX2)
3565                 group = 1 - group;
3566
3567         button_per_group = button_count/wacom->led.count;
3568
3569         return mask & (1 << (group * button_per_group));
3570 }
3571
3572 static void wacom_update_led(struct wacom *wacom, int button_count, int mask,
3573                              int group)
3574 {
3575         struct wacom_led *led, *next_led;
3576         int cur;
3577         bool pressed;
3578
3579         if (wacom->wacom_wac.features.type == WACOM_24HD)
3580                 return wacom_24hd_update_leds(wacom, mask, group);
3581
3582         pressed = wacom_is_led_toggled(wacom, button_count, mask, group);
3583         cur = wacom->led.groups[group].select;
3584
3585         led = wacom_led_find(wacom, group, cur);
3586         if (!led) {
3587                 hid_err(wacom->hdev, "can't find current LED %d in group %d\n",
3588                         cur, group);
3589                 return;
3590         }
3591
3592         if (!pressed) {
3593                 led->held = false;
3594                 return;
3595         }
3596
3597         if (led->held && pressed)
3598                 return;
3599
3600         next_led = wacom_led_next(wacom, led);
3601         if (!next_led) {
3602                 hid_err(wacom->hdev, "can't find next LED in group %d\n",
3603                         group);
3604                 return;
3605         }
3606         if (next_led == led)
3607                 return;
3608
3609         next_led->held = true;
3610         led_trigger_event(&next_led->trigger,
3611                           wacom_leds_brightness_get(next_led));
3612 }
3613
3614 static void wacom_report_numbered_buttons(struct input_dev *input_dev,
3615                                 int button_count, int mask)
3616 {
3617         struct wacom *wacom = input_get_drvdata(input_dev);
3618         int i;
3619
3620         for (i = 0; i < wacom->led.count; i++)
3621                 wacom_update_led(wacom,  button_count, mask, i);
3622
3623         for (i = 0; i < button_count; i++) {
3624                 int key = wacom_numbered_button_to_key(i);
3625
3626                 if (key)
3627                         input_report_key(input_dev, key, mask & (1 << i));
3628         }
3629 }
3630
3631 int wacom_setup_pad_input_capabilities(struct input_dev *input_dev,
3632                                    struct wacom_wac *wacom_wac)
3633 {
3634         struct wacom_features *features = &wacom_wac->features;
3635
3636         if ((features->type == HID_GENERIC) && features->numbered_buttons > 0)
3637                 features->device_type |= WACOM_DEVICETYPE_PAD;
3638
3639         if (!(features->device_type & WACOM_DEVICETYPE_PAD))
3640                 return -ENODEV;
3641
3642         if (features->type == REMOTE && input_dev == wacom_wac->pad_input)
3643                 return -ENODEV;
3644
3645         input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
3646
3647         /* kept for making legacy xf86-input-wacom working with the wheels */
3648         __set_bit(ABS_MISC, input_dev->absbit);
3649
3650         /* kept for making legacy xf86-input-wacom accepting the pad */
3651         if (!(input_dev->absinfo && (input_dev->absinfo[ABS_X].minimum ||
3652               input_dev->absinfo[ABS_X].maximum)))
3653                 input_set_abs_params(input_dev, ABS_X, 0, 1, 0, 0);
3654         if (!(input_dev->absinfo && (input_dev->absinfo[ABS_Y].minimum ||
3655               input_dev->absinfo[ABS_Y].maximum)))
3656                 input_set_abs_params(input_dev, ABS_Y, 0, 1, 0, 0);
3657
3658         /* kept for making udev and libwacom accepting the pad */
3659         __set_bit(BTN_STYLUS, input_dev->keybit);
3660
3661         wacom_setup_numbered_buttons(input_dev, features->numbered_buttons);
3662
3663         switch (features->type) {
3664
3665         case CINTIQ_HYBRID:
3666         case CINTIQ_COMPANION_2:
3667         case DTK:
3668         case DTUS:
3669         case GRAPHIRE_BT:
3670                 break;
3671
3672         case WACOM_MO:
3673                 __set_bit(BTN_BACK, input_dev->keybit);
3674                 __set_bit(BTN_LEFT, input_dev->keybit);
3675                 __set_bit(BTN_FORWARD, input_dev->keybit);
3676                 __set_bit(BTN_RIGHT, input_dev->keybit);
3677                 input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
3678                 break;
3679
3680         case WACOM_G4:
3681                 __set_bit(BTN_BACK, input_dev->keybit);
3682                 __set_bit(BTN_FORWARD, input_dev->keybit);
3683                 input_set_capability(input_dev, EV_REL, REL_WHEEL);
3684                 break;
3685
3686         case WACOM_24HD:
3687                 __set_bit(KEY_PROG1, input_dev->keybit);
3688                 __set_bit(KEY_PROG2, input_dev->keybit);
3689                 __set_bit(KEY_PROG3, input_dev->keybit);
3690
3691                 input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
3692                 input_set_abs_params(input_dev, ABS_THROTTLE, 0, 71, 0, 0);
3693                 break;
3694
3695         case WACOM_27QHD:
3696                 __set_bit(KEY_PROG1, input_dev->keybit);
3697                 __set_bit(KEY_PROG2, input_dev->keybit);
3698                 __set_bit(KEY_PROG3, input_dev->keybit);
3699                 input_set_abs_params(input_dev, ABS_X, -2048, 2048, 0, 0);
3700                 input_abs_set_res(input_dev, ABS_X, 1024); /* points/g */
3701                 input_set_abs_params(input_dev, ABS_Y, -2048, 2048, 0, 0);
3702                 input_abs_set_res(input_dev, ABS_Y, 1024);
3703                 input_set_abs_params(input_dev, ABS_Z, -2048, 2048, 0, 0);
3704                 input_abs_set_res(input_dev, ABS_Z, 1024);
3705                 __set_bit(INPUT_PROP_ACCELEROMETER, input_dev->propbit);
3706                 break;
3707
3708         case WACOM_22HD:
3709                 __set_bit(KEY_PROG1, input_dev->keybit);
3710                 __set_bit(KEY_PROG2, input_dev->keybit);
3711                 __set_bit(KEY_PROG3, input_dev->keybit);
3712                 /* fall through */
3713
3714         case WACOM_21UX2:
3715         case WACOM_BEE:
3716         case CINTIQ:
3717                 input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
3718                 input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
3719                 break;
3720
3721         case WACOM_13HD:
3722                 input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
3723                 break;
3724
3725         case INTUOS3:
3726         case INTUOS3L:
3727                 input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
3728                 /* fall through */
3729
3730         case INTUOS3S:
3731                 input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
3732                 break;
3733
3734         case INTUOS5:
3735         case INTUOS5L:
3736         case INTUOSPM:
3737         case INTUOSPL:
3738         case INTUOS5S:
3739         case INTUOSPS:
3740         case INTUOSP2_BT:
3741                 input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
3742                 break;
3743
3744         case INTUOS4WL:
3745                 /*
3746                  * For Bluetooth devices, the udev rule does not work correctly
3747                  * for pads unless we add a stylus capability, which forces
3748                  * ID_INPUT_TABLET to be set.
3749                  */
3750                 __set_bit(BTN_STYLUS, input_dev->keybit);
3751                 /* fall through */
3752
3753         case INTUOS4:
3754         case INTUOS4L:
3755         case INTUOS4S:
3756                 input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
3757                 break;
3758
3759         case INTUOSHT:
3760         case BAMBOO_PT:
3761         case BAMBOO_TOUCH:
3762         case INTUOSHT2:
3763                 __clear_bit(ABS_MISC, input_dev->absbit);
3764
3765                 __set_bit(BTN_LEFT, input_dev->keybit);
3766                 __set_bit(BTN_FORWARD, input_dev->keybit);
3767                 __set_bit(BTN_BACK, input_dev->keybit);
3768                 __set_bit(BTN_RIGHT, input_dev->keybit);
3769
3770                 break;
3771
3772         case REMOTE:
3773                 input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
3774                 input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
3775                 break;
3776
3777         case HID_GENERIC:
3778                 break;
3779
3780         default:
3781                 /* no pad supported */
3782                 return -ENODEV;
3783         }
3784         return 0;
3785 }
3786
3787 static const struct wacom_features wacom_features_0x00 =
3788         { "Wacom Penpartner", 5040, 3780, 255, 0,
3789           PENPARTNER, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
3790 static const struct wacom_features wacom_features_0x10 =
3791         { "Wacom Graphire", 10206, 7422, 511, 63,
3792           GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3793 static const struct wacom_features wacom_features_0x81 =
3794         { "Wacom Graphire BT", 16704, 12064, 511, 32,
3795           GRAPHIRE_BT, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES, 2 };
3796 static const struct wacom_features wacom_features_0x11 =
3797         { "Wacom Graphire2 4x5", 10206, 7422, 511, 63,
3798           GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3799 static const struct wacom_features wacom_features_0x12 =
3800         { "Wacom Graphire2 5x7", 13918, 10206, 511, 63,
3801           GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3802 static const struct wacom_features wacom_features_0x13 =
3803         { "Wacom Graphire3", 10208, 7424, 511, 63,
3804           GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3805 static const struct wacom_features wacom_features_0x14 =
3806         { "Wacom Graphire3 6x8", 16704, 12064, 511, 63,
3807           GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3808 static const struct wacom_features wacom_features_0x15 =
3809         { "Wacom Graphire4 4x5", 10208, 7424, 511, 63,
3810           WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3811 static const struct wacom_features wacom_features_0x16 =
3812         { "Wacom Graphire4 6x8", 16704, 12064, 511, 63,
3813           WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3814 static const struct wacom_features wacom_features_0x17 =
3815         { "Wacom BambooFun 4x5", 14760, 9225, 511, 63,
3816           WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3817 static const struct wacom_features wacom_features_0x18 =
3818         { "Wacom BambooFun 6x8", 21648, 13530, 511, 63,
3819           WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3820 static const struct wacom_features wacom_features_0x19 =
3821         { "Wacom Bamboo1 Medium", 16704, 12064, 511, 63,
3822           GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3823 static const struct wacom_features wacom_features_0x60 =
3824         { "Wacom Volito", 5104, 3712, 511, 63,
3825           GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
3826 static const struct wacom_features wacom_features_0x61 =
3827         { "Wacom PenStation2", 3250, 2320, 255, 63,
3828           GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
3829 static const struct wacom_features wacom_features_0x62 =
3830         { "Wacom Volito2 4x5", 5104, 3712, 511, 63,
3831           GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
3832 static const struct wacom_features wacom_features_0x63 =
3833         { "Wacom Volito2 2x3", 3248, 2320, 511, 63,
3834           GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
3835 static const struct wacom_features wacom_features_0x64 =
3836         { "Wacom PenPartner2", 3250, 2320, 511, 63,
3837           GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
3838 static const struct wacom_features wacom_features_0x65 =
3839         { "Wacom Bamboo", 14760, 9225, 511, 63,
3840           WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3841 static const struct wacom_features wacom_features_0x69 =
3842         { "Wacom Bamboo1", 5104, 3712, 511, 63,
3843           GRAPHIRE, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
3844 static const struct wacom_features wacom_features_0x6A =
3845         { "Wacom Bamboo1 4x6", 14760, 9225, 1023, 63,
3846           GRAPHIRE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3847 static const struct wacom_features wacom_features_0x6B =
3848         { "Wacom Bamboo1 5x8", 21648, 13530, 1023, 63,
3849           GRAPHIRE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3850 static const struct wacom_features wacom_features_0x20 =
3851         { "Wacom Intuos 4x5", 12700, 10600, 1023, 31,
3852           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3853 static const struct wacom_features wacom_features_0x21 =
3854         { "Wacom Intuos 6x8", 20320, 16240, 1023, 31,
3855           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3856 static const struct wacom_features wacom_features_0x22 =
3857         { "Wacom Intuos 9x12", 30480, 24060, 1023, 31,
3858           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3859 static const struct wacom_features wacom_features_0x23 =
3860         { "Wacom Intuos 12x12", 30480, 31680, 1023, 31,
3861           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3862 static const struct wacom_features wacom_features_0x24 =
3863         { "Wacom Intuos 12x18", 45720, 31680, 1023, 31,
3864           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3865 static const struct wacom_features wacom_features_0x30 =
3866         { "Wacom PL400", 5408, 4056, 255, 0,
3867           PL, WACOM_PL_RES, WACOM_PL_RES };
3868 static const struct wacom_features wacom_features_0x31 =
3869         { "Wacom PL500", 6144, 4608, 255, 0,
3870           PL, WACOM_PL_RES, WACOM_PL_RES };
3871 static const struct wacom_features wacom_features_0x32 =
3872         { "Wacom PL600", 6126, 4604, 255, 0,
3873           PL, WACOM_PL_RES, WACOM_PL_RES };
3874 static const struct wacom_features wacom_features_0x33 =
3875         { "Wacom PL600SX", 6260, 5016, 255, 0,
3876           PL, WACOM_PL_RES, WACOM_PL_RES };
3877 static const struct wacom_features wacom_features_0x34 =
3878         { "Wacom PL550", 6144, 4608, 511, 0,
3879           PL, WACOM_PL_RES, WACOM_PL_RES };
3880 static const struct wacom_features wacom_features_0x35 =
3881         { "Wacom PL800", 7220, 5780, 511, 0,
3882           PL, WACOM_PL_RES, WACOM_PL_RES };
3883 static const struct wacom_features wacom_features_0x37 =
3884         { "Wacom PL700", 6758, 5406, 511, 0,
3885           PL, WACOM_PL_RES, WACOM_PL_RES };
3886 static const struct wacom_features wacom_features_0x38 =
3887         { "Wacom PL510", 6282, 4762, 511, 0,
3888           PL, WACOM_PL_RES, WACOM_PL_RES };
3889 static const struct wacom_features wacom_features_0x39 =
3890         { "Wacom DTU710", 34080, 27660, 511, 0,
3891           PL, WACOM_PL_RES, WACOM_PL_RES };
3892 static const struct wacom_features wacom_features_0xC4 =
3893         { "Wacom DTF521", 6282, 4762, 511, 0,
3894           PL, WACOM_PL_RES, WACOM_PL_RES };
3895 static const struct wacom_features wacom_features_0xC0 =
3896         { "Wacom DTF720", 6858, 5506, 511, 0,
3897           PL, WACOM_PL_RES, WACOM_PL_RES };
3898 static const struct wacom_features wacom_features_0xC2 =
3899         { "Wacom DTF720a", 6858, 5506, 511, 0,
3900           PL, WACOM_PL_RES, WACOM_PL_RES };
3901 static const struct wacom_features wacom_features_0x03 =
3902         { "Wacom Cintiq Partner", 20480, 15360, 511, 0,
3903           PTU, WACOM_PL_RES, WACOM_PL_RES };
3904 static const struct wacom_features wacom_features_0x41 =
3905         { "Wacom Intuos2 4x5", 12700, 10600, 1023, 31,
3906           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3907 static const struct wacom_features wacom_features_0x42 =
3908         { "Wacom Intuos2 6x8", 20320, 16240, 1023, 31,
3909           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3910 static const struct wacom_features wacom_features_0x43 =
3911         { "Wacom Intuos2 9x12", 30480, 24060, 1023, 31,
3912           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3913 static const struct wacom_features wacom_features_0x44 =
3914         { "Wacom Intuos2 12x12", 30480, 31680, 1023, 31,
3915           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3916 static const struct wacom_features wacom_features_0x45 =
3917         { "Wacom Intuos2 12x18", 45720, 31680, 1023, 31,
3918           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3919 static const struct wacom_features wacom_features_0xB0 =
3920         { "Wacom Intuos3 4x5", 25400, 20320, 1023, 63,
3921           INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 4 };
3922 static const struct wacom_features wacom_features_0xB1 =
3923         { "Wacom Intuos3 6x8", 40640, 30480, 1023, 63,
3924           INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
3925 static const struct wacom_features wacom_features_0xB2 =
3926         { "Wacom Intuos3 9x12", 60960, 45720, 1023, 63,
3927           INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
3928 static const struct wacom_features wacom_features_0xB3 =
3929         { "Wacom Intuos3 12x12", 60960, 60960, 1023, 63,
3930           INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
3931 static const struct wacom_features wacom_features_0xB4 =
3932         { "Wacom Intuos3 12x19", 97536, 60960, 1023, 63,
3933           INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
3934 static const struct wacom_features wacom_features_0xB5 =
3935         { "Wacom Intuos3 6x11", 54204, 31750, 1023, 63,
3936           INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
3937 static const struct wacom_features wacom_features_0xB7 =
3938         { "Wacom Intuos3 4x6", 31496, 19685, 1023, 63,
3939           INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 4 };
3940 static const struct wacom_features wacom_features_0xB8 =
3941         { "Wacom Intuos4 4x6", 31496, 19685, 2047, 63,
3942           INTUOS4S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7 };
3943 static const struct wacom_features wacom_features_0xB9 =
3944         { "Wacom Intuos4 6x9", 44704, 27940, 2047, 63,
3945           INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
3946 static const struct wacom_features wacom_features_0xBA =
3947         { "Wacom Intuos4 8x13", 65024, 40640, 2047, 63,
3948           INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
3949 static const struct wacom_features wacom_features_0xBB =
3950         { "Wacom Intuos4 12x19", 97536, 60960, 2047, 63,
3951           INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
3952 static const struct wacom_features wacom_features_0xBC =
3953         { "Wacom Intuos4 WL", 40640, 25400, 2047, 63,
3954           INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
3955 static const struct wacom_features wacom_features_0xBD =
3956         { "Wacom Intuos4 WL", 40640, 25400, 2047, 63,
3957           INTUOS4WL, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
3958 static const struct wacom_features wacom_features_0x26 =
3959         { "Wacom Intuos5 touch S", 31496, 19685, 2047, 63,
3960           INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7, .touch_max = 16 };
3961 static const struct wacom_features wacom_features_0x27 =
3962         { "Wacom Intuos5 touch M", 44704, 27940, 2047, 63,
3963           INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16 };
3964 static const struct wacom_features wacom_features_0x28 =
3965         { "Wacom Intuos5 touch L", 65024, 40640, 2047, 63,
3966           INTUOS5L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16 };
3967 static const struct wacom_features wacom_features_0x29 =
3968         { "Wacom Intuos5 S", 31496, 19685, 2047, 63,
3969           INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7 };
3970 static const struct wacom_features wacom_features_0x2A =
3971         { "Wacom Intuos5 M", 44704, 27940, 2047, 63,
3972           INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
3973 static const struct wacom_features wacom_features_0x314 =
3974         { "Wacom Intuos Pro S", 31496, 19685, 2047, 63,
3975           INTUOSPS, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7, .touch_max = 16,
3976           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3977 static const struct wacom_features wacom_features_0x315 =
3978         { "Wacom Intuos Pro M", 44704, 27940, 2047, 63,
3979           INTUOSPM, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16,
3980           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3981 static const struct wacom_features wacom_features_0x317 =
3982         { "Wacom Intuos Pro L", 65024, 40640, 2047, 63,
3983           INTUOSPL, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16,
3984           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3985 static const struct wacom_features wacom_features_0xF4 =
3986         { "Wacom Cintiq 24HD", 104480, 65600, 2047, 63,
3987           WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 16,
3988           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
3989           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
3990 static const struct wacom_features wacom_features_0xF8 =
3991         { "Wacom Cintiq 24HD touch", 104480, 65600, 2047, 63, /* Pen */
3992           WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 16,
3993           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
3994           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
3995           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf6 };
3996 static const struct wacom_features wacom_features_0xF6 =
3997         { "Wacom Cintiq 24HD touch", .type = WACOM_24HDT, /* Touch */
3998           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf8, .touch_max = 10,
3999           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4000 static const struct wacom_features wacom_features_0x32A =
4001         { "Wacom Cintiq 27QHD", 120140, 67920, 2047, 63,
4002           WACOM_27QHD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 0,
4003           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4004           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4005 static const struct wacom_features wacom_features_0x32B =
4006         { "Wacom Cintiq 27QHD touch", 120140, 67920, 2047, 63,
4007           WACOM_27QHD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 0,
4008           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4009           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4010           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x32C };
4011 static const struct wacom_features wacom_features_0x32C =
4012         { "Wacom Cintiq 27QHD touch", .type = WACOM_27QHDT,
4013           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x32B, .touch_max = 10 };
4014 static const struct wacom_features wacom_features_0x3F =
4015         { "Wacom Cintiq 21UX", 87200, 65600, 1023, 63,
4016           CINTIQ, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4017 static const struct wacom_features wacom_features_0xC5 =
4018         { "Wacom Cintiq 20WSX", 86680, 54180, 1023, 63,
4019           WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 10 };
4020 static const struct wacom_features wacom_features_0xC6 =
4021         { "Wacom Cintiq 12WX", 53020, 33440, 1023, 63,
4022           WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 10 };
4023 static const struct wacom_features wacom_features_0x304 =
4024         { "Wacom Cintiq 13HD", 59552, 33848, 1023, 63,
4025           WACOM_13HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4026           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4027           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4028 static const struct wacom_features wacom_features_0x333 =
4029         { "Wacom Cintiq 13HD touch", 59552, 33848, 2047, 63,
4030           WACOM_13HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4031           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4032           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4033           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x335 };
4034 static const struct wacom_features wacom_features_0x335 =
4035         { "Wacom Cintiq 13HD touch", .type = WACOM_24HDT, /* Touch */
4036           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x333, .touch_max = 10,
4037           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4038 static const struct wacom_features wacom_features_0xC7 =
4039         { "Wacom DTU1931", 37832, 30305, 511, 0,
4040           PL, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4041 static const struct wacom_features wacom_features_0xCE =
4042         { "Wacom DTU2231", 47864, 27011, 511, 0,
4043           DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4044           .check_for_hid_type = true, .hid_type = HID_TYPE_USBMOUSE };
4045 static const struct wacom_features wacom_features_0xF0 =
4046         { "Wacom DTU1631", 34623, 19553, 511, 0,
4047           DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4048 static const struct wacom_features wacom_features_0xFB =
4049         { "Wacom DTU1031", 22096, 13960, 511, 0,
4050           DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4051           WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4052           WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4053 static const struct wacom_features wacom_features_0x32F =
4054         { "Wacom DTU1031X", 22672, 12928, 511, 0,
4055           DTUSX, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 0,
4056           WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4057           WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4058 static const struct wacom_features wacom_features_0x336 =
4059         { "Wacom DTU1141", 23672, 13403, 1023, 0,
4060           DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4061           WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4062           WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4063 static const struct wacom_features wacom_features_0x57 =
4064         { "Wacom DTK2241", 95840, 54260, 2047, 63,
4065           DTK, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 6,
4066           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4067           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4068 static const struct wacom_features wacom_features_0x59 = /* Pen */
4069         { "Wacom DTH2242", 95840, 54260, 2047, 63,
4070           DTK, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 6,
4071           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4072           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4073           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5D };
4074 static const struct wacom_features wacom_features_0x5D = /* Touch */
4075         { "Wacom DTH2242",       .type = WACOM_24HDT,
4076           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x59, .touch_max = 10,
4077           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4078 static const struct wacom_features wacom_features_0xCC =
4079         { "Wacom Cintiq 21UX2", 87200, 65600, 2047, 63,
4080           WACOM_21UX2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4081           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4082           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4083 static const struct wacom_features wacom_features_0xFA =
4084         { "Wacom Cintiq 22HD", 95840, 54260, 2047, 63,
4085           WACOM_22HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4086           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4087           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4088 static const struct wacom_features wacom_features_0x5B =
4089         { "Wacom Cintiq 22HDT", 95840, 54260, 2047, 63,
4090           WACOM_22HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4091           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4092           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4093           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5e };
4094 static const struct wacom_features wacom_features_0x5E =
4095         { "Wacom Cintiq 22HDT", .type = WACOM_24HDT,
4096           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5b, .touch_max = 10,
4097           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4098 static const struct wacom_features wacom_features_0x90 =
4099         { "Wacom ISDv4 90", 26202, 16325, 255, 0,
4100           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4101 static const struct wacom_features wacom_features_0x93 =
4102         { "Wacom ISDv4 93", 26202, 16325, 255, 0,
4103           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4104 static const struct wacom_features wacom_features_0x97 =
4105         { "Wacom ISDv4 97", 26202, 16325, 511, 0,
4106           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4107 static const struct wacom_features wacom_features_0x9A =
4108         { "Wacom ISDv4 9A", 26202, 16325, 255, 0,
4109           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4110 static const struct wacom_features wacom_features_0x9F =
4111         { "Wacom ISDv4 9F", 26202, 16325, 255, 0,
4112           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4113 static const struct wacom_features wacom_features_0xE2 =
4114         { "Wacom ISDv4 E2", 26202, 16325, 255, 0,
4115           TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4116 static const struct wacom_features wacom_features_0xE3 =
4117         { "Wacom ISDv4 E3", 26202, 16325, 255, 0,
4118           TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4119 static const struct wacom_features wacom_features_0xE5 =
4120         { "Wacom ISDv4 E5", 26202, 16325, 255, 0,
4121           MTSCREEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4122 static const struct wacom_features wacom_features_0xE6 =
4123         { "Wacom ISDv4 E6", 27760, 15694, 255, 0,
4124           TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4125 static const struct wacom_features wacom_features_0xEC =
4126         { "Wacom ISDv4 EC", 25710, 14500, 255, 0,
4127           TABLETPC,    WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4128 static const struct wacom_features wacom_features_0xED =
4129         { "Wacom ISDv4 ED", 26202, 16325, 255, 0,
4130           TABLETPCE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4131 static const struct wacom_features wacom_features_0xEF =
4132         { "Wacom ISDv4 EF", 26202, 16325, 255, 0,
4133           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4134 static const struct wacom_features wacom_features_0x100 =
4135         { "Wacom ISDv4 100", 26202, 16325, 255, 0,
4136           MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4137 static const struct wacom_features wacom_features_0x101 =
4138         { "Wacom ISDv4 101", 26202, 16325, 255, 0,
4139           MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4140 static const struct wacom_features wacom_features_0x10D =
4141         { "Wacom ISDv4 10D", 26202, 16325, 255, 0,
4142           MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4143 static const struct wacom_features wacom_features_0x10E =
4144         { "Wacom ISDv4 10E", 27760, 15694, 255, 0,
4145           MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4146 static const struct wacom_features wacom_features_0x10F =
4147         { "Wacom ISDv4 10F", 27760, 15694, 255, 0,
4148           MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4149 static const struct wacom_features wacom_features_0x116 =
4150         { "Wacom ISDv4 116", 26202, 16325, 255, 0,
4151           TABLETPCE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4152 static const struct wacom_features wacom_features_0x12C =
4153         { "Wacom ISDv4 12C", 27848, 15752, 2047, 0,
4154           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4155 static const struct wacom_features wacom_features_0x4001 =
4156         { "Wacom ISDv4 4001", 26202, 16325, 255, 0,
4157           MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4158 static const struct wacom_features wacom_features_0x4004 =
4159         { "Wacom ISDv4 4004", 11060, 6220, 255, 0,
4160           MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4161 static const struct wacom_features wacom_features_0x5000 =
4162         { "Wacom ISDv4 5000", 27848, 15752, 1023, 0,
4163           MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4164 static const struct wacom_features wacom_features_0x5002 =
4165         { "Wacom ISDv4 5002", 29576, 16724, 1023, 0,
4166           MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4167 static const struct wacom_features wacom_features_0x47 =
4168         { "Wacom Intuos2 6x8", 20320, 16240, 1023, 31,
4169           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4170 static const struct wacom_features wacom_features_0x84 =
4171         { "Wacom Wireless Receiver", .type = WIRELESS, .touch_max = 16 };
4172 static const struct wacom_features wacom_features_0xD0 =
4173         { "Wacom Bamboo 2FG", 14720, 9200, 1023, 31,
4174           BAMBOO_TOUCH, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4175 static const struct wacom_features wacom_features_0xD1 =
4176         { "Wacom Bamboo 2FG 4x5", 14720, 9200, 1023, 31,
4177           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4178 static const struct wacom_features wacom_features_0xD2 =
4179         { "Wacom Bamboo Craft", 14720, 9200, 1023, 31,
4180           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4181 static const struct wacom_features wacom_features_0xD3 =
4182         { "Wacom Bamboo 2FG 6x8", 21648, 13700, 1023, 31,
4183           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4184 static const struct wacom_features wacom_features_0xD4 =
4185         { "Wacom Bamboo Pen", 14720, 9200, 1023, 31,
4186           BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4187 static const struct wacom_features wacom_features_0xD5 =
4188         { "Wacom Bamboo Pen 6x8", 21648, 13700, 1023, 31,
4189           BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4190 static const struct wacom_features wacom_features_0xD6 =
4191         { "Wacom BambooPT 2FG 4x5", 14720, 9200, 1023, 31,
4192           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4193 static const struct wacom_features wacom_features_0xD7 =
4194         { "Wacom BambooPT 2FG Small", 14720, 9200, 1023, 31,
4195           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4196 static const struct wacom_features wacom_features_0xD8 =
4197         { "Wacom Bamboo Comic 2FG", 21648, 13700, 1023, 31,
4198           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4199 static const struct wacom_features wacom_features_0xDA =
4200         { "Wacom Bamboo 2FG 4x5 SE", 14720, 9200, 1023, 31,
4201           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4202 static const struct wacom_features wacom_features_0xDB =
4203         { "Wacom Bamboo 2FG 6x8 SE", 21648, 13700, 1023, 31,
4204           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4205 static const struct wacom_features wacom_features_0xDD =
4206         { "Wacom Bamboo Connect", 14720, 9200, 1023, 31,
4207           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4208 static const struct wacom_features wacom_features_0xDE =
4209         { "Wacom Bamboo 16FG 4x5", 14720, 9200, 1023, 31,
4210           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16 };
4211 static const struct wacom_features wacom_features_0xDF =
4212         { "Wacom Bamboo 16FG 6x8", 21648, 13700, 1023, 31,
4213           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16 };
4214 static const struct wacom_features wacom_features_0x300 =
4215         { "Wacom Bamboo One S", 14720, 9225, 1023, 31,
4216           BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4217 static const struct wacom_features wacom_features_0x301 =
4218         { "Wacom Bamboo One M", 21648, 13530, 1023, 31,
4219           BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4220 static const struct wacom_features wacom_features_0x302 =
4221         { "Wacom Intuos PT S", 15200, 9500, 1023, 31,
4222           INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4223           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4224 static const struct wacom_features wacom_features_0x303 =
4225         { "Wacom Intuos PT M", 21600, 13500, 1023, 31,
4226           INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4227           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4228 static const struct wacom_features wacom_features_0x30E =
4229         { "Wacom Intuos S", 15200, 9500, 1023, 31,
4230           INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4231           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4232 static const struct wacom_features wacom_features_0x6004 =
4233         { "ISD-V4", 12800, 8000, 255, 0,
4234           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4235 static const struct wacom_features wacom_features_0x307 =
4236         { "Wacom ISDv5 307", 59552, 33848, 2047, 63,
4237           CINTIQ_HYBRID, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4238           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4239           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4240           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x309 };
4241 static const struct wacom_features wacom_features_0x309 =
4242         { "Wacom ISDv5 309", .type = WACOM_24HDT, /* Touch */
4243           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x0307, .touch_max = 10,
4244           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4245 static const struct wacom_features wacom_features_0x30A =
4246         { "Wacom ISDv5 30A", 59552, 33848, 2047, 63,
4247           CINTIQ_HYBRID, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4248           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4249           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4250           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x30C };
4251 static const struct wacom_features wacom_features_0x30C =
4252         { "Wacom ISDv5 30C", .type = WACOM_24HDT, /* Touch */
4253           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x30A, .touch_max = 10,
4254           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4255 static const struct wacom_features wacom_features_0x318 =
4256         { "Wacom USB Bamboo PAD", 4095, 4095, /* Touch */
4257           .type = BAMBOO_PAD, 35, 48, .touch_max = 4 };
4258 static const struct wacom_features wacom_features_0x319 =
4259         { "Wacom Wireless Bamboo PAD", 4095, 4095, /* Touch */
4260           .type = BAMBOO_PAD, 35, 48, .touch_max = 4 };
4261 static const struct wacom_features wacom_features_0x325 =
4262         { "Wacom ISDv5 325", 59552, 33848, 2047, 63,
4263           CINTIQ_COMPANION_2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 11,
4264           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4265           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4266           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x326 };
4267 static const struct wacom_features wacom_features_0x326 = /* Touch */
4268         { "Wacom ISDv5 326", .type = HID_GENERIC, .oVid = USB_VENDOR_ID_WACOM,
4269           .oPid = 0x325 };
4270 static const struct wacom_features wacom_features_0x323 =
4271         { "Wacom Intuos P M", 21600, 13500, 1023, 31,
4272           INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4273           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4274 static const struct wacom_features wacom_features_0x331 =
4275         { "Wacom Express Key Remote", .type = REMOTE,
4276           .numbered_buttons = 18, .check_for_hid_type = true,
4277           .hid_type = HID_TYPE_USBNONE };
4278 static const struct wacom_features wacom_features_0x33B =
4279         { "Wacom Intuos S 2", 15200, 9500, 2047, 63,
4280           INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4281           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4282 static const struct wacom_features wacom_features_0x33C =
4283         { "Wacom Intuos PT S 2", 15200, 9500, 2047, 63,
4284           INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4285           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4286 static const struct wacom_features wacom_features_0x33D =
4287         { "Wacom Intuos P M 2", 21600, 13500, 2047, 63,
4288           INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4289           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4290 static const struct wacom_features wacom_features_0x33E =
4291         { "Wacom Intuos PT M 2", 21600, 13500, 2047, 63,
4292           INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4293           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4294 static const struct wacom_features wacom_features_0x343 =
4295         { "Wacom DTK1651", 34816, 19759, 1023, 0,
4296           DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4297           WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4298           WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4299 static const struct wacom_features wacom_features_0x360 =
4300         { "Wacom Intuos Pro M", 44800, 29600, 8191, 63,
4301           INTUOSP2_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 10 };
4302 static const struct wacom_features wacom_features_0x361 =
4303         { "Wacom Intuos Pro L", 62200, 43200, 8191, 63,
4304           INTUOSP2_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 10 };
4305
4306 static const struct wacom_features wacom_features_HID_ANY_ID =
4307         { "Wacom HID", .type = HID_GENERIC, .oVid = HID_ANY_ID, .oPid = HID_ANY_ID };
4308
4309 #define USB_DEVICE_WACOM(prod)                                          \
4310         HID_DEVICE(BUS_USB, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4311         .driver_data = (kernel_ulong_t)&wacom_features_##prod
4312
4313 #define BT_DEVICE_WACOM(prod)                                           \
4314         HID_DEVICE(BUS_BLUETOOTH, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4315         .driver_data = (kernel_ulong_t)&wacom_features_##prod
4316
4317 #define I2C_DEVICE_WACOM(prod)                                          \
4318         HID_DEVICE(BUS_I2C, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4319         .driver_data = (kernel_ulong_t)&wacom_features_##prod
4320
4321 #define USB_DEVICE_LENOVO(prod)                                 \
4322         HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, prod),                     \
4323         .driver_data = (kernel_ulong_t)&wacom_features_##prod
4324
4325 const struct hid_device_id wacom_ids[] = {
4326         { USB_DEVICE_WACOM(0x00) },
4327         { USB_DEVICE_WACOM(0x03) },
4328         { USB_DEVICE_WACOM(0x10) },
4329         { USB_DEVICE_WACOM(0x11) },
4330         { USB_DEVICE_WACOM(0x12) },
4331         { USB_DEVICE_WACOM(0x13) },
4332         { USB_DEVICE_WACOM(0x14) },
4333         { USB_DEVICE_WACOM(0x15) },
4334         { USB_DEVICE_WACOM(0x16) },
4335         { USB_DEVICE_WACOM(0x17) },
4336         { USB_DEVICE_WACOM(0x18) },
4337         { USB_DEVICE_WACOM(0x19) },
4338         { USB_DEVICE_WACOM(0x20) },
4339         { USB_DEVICE_WACOM(0x21) },
4340         { USB_DEVICE_WACOM(0x22) },
4341         { USB_DEVICE_WACOM(0x23) },
4342         { USB_DEVICE_WACOM(0x24) },
4343         { USB_DEVICE_WACOM(0x26) },
4344         { USB_DEVICE_WACOM(0x27) },
4345         { USB_DEVICE_WACOM(0x28) },
4346         { USB_DEVICE_WACOM(0x29) },
4347         { USB_DEVICE_WACOM(0x2A) },
4348         { USB_DEVICE_WACOM(0x30) },
4349         { USB_DEVICE_WACOM(0x31) },
4350         { USB_DEVICE_WACOM(0x32) },
4351         { USB_DEVICE_WACOM(0x33) },
4352         { USB_DEVICE_WACOM(0x34) },
4353         { USB_DEVICE_WACOM(0x35) },
4354         { USB_DEVICE_WACOM(0x37) },
4355         { USB_DEVICE_WACOM(0x38) },
4356         { USB_DEVICE_WACOM(0x39) },
4357         { USB_DEVICE_WACOM(0x3F) },
4358         { USB_DEVICE_WACOM(0x41) },
4359         { USB_DEVICE_WACOM(0x42) },
4360         { USB_DEVICE_WACOM(0x43) },
4361         { USB_DEVICE_WACOM(0x44) },
4362         { USB_DEVICE_WACOM(0x45) },
4363         { USB_DEVICE_WACOM(0x47) },
4364         { USB_DEVICE_WACOM(0x57) },
4365         { USB_DEVICE_WACOM(0x59) },
4366         { USB_DEVICE_WACOM(0x5B) },
4367         { USB_DEVICE_WACOM(0x5D) },
4368         { USB_DEVICE_WACOM(0x5E) },
4369         { USB_DEVICE_WACOM(0x60) },
4370         { USB_DEVICE_WACOM(0x61) },
4371         { USB_DEVICE_WACOM(0x62) },
4372         { USB_DEVICE_WACOM(0x63) },
4373         { USB_DEVICE_WACOM(0x64) },
4374         { USB_DEVICE_WACOM(0x65) },
4375         { USB_DEVICE_WACOM(0x69) },
4376         { USB_DEVICE_WACOM(0x6A) },
4377         { USB_DEVICE_WACOM(0x6B) },
4378         { BT_DEVICE_WACOM(0x81) },
4379         { USB_DEVICE_WACOM(0x84) },
4380         { USB_DEVICE_WACOM(0x90) },
4381         { USB_DEVICE_WACOM(0x93) },
4382         { USB_DEVICE_WACOM(0x97) },
4383         { USB_DEVICE_WACOM(0x9A) },
4384         { USB_DEVICE_WACOM(0x9F) },
4385         { USB_DEVICE_WACOM(0xB0) },
4386         { USB_DEVICE_WACOM(0xB1) },
4387         { USB_DEVICE_WACOM(0xB2) },
4388         { USB_DEVICE_WACOM(0xB3) },
4389         { USB_DEVICE_WACOM(0xB4) },
4390         { USB_DEVICE_WACOM(0xB5) },
4391         { USB_DEVICE_WACOM(0xB7) },
4392         { USB_DEVICE_WACOM(0xB8) },
4393         { USB_DEVICE_WACOM(0xB9) },
4394         { USB_DEVICE_WACOM(0xBA) },
4395         { USB_DEVICE_WACOM(0xBB) },
4396         { USB_DEVICE_WACOM(0xBC) },
4397         { BT_DEVICE_WACOM(0xBD) },
4398         { USB_DEVICE_WACOM(0xC0) },
4399         { USB_DEVICE_WACOM(0xC2) },
4400         { USB_DEVICE_WACOM(0xC4) },
4401         { USB_DEVICE_WACOM(0xC5) },
4402         { USB_DEVICE_WACOM(0xC6) },
4403         { USB_DEVICE_WACOM(0xC7) },
4404         { USB_DEVICE_WACOM(0xCC) },
4405         { USB_DEVICE_WACOM(0xCE) },
4406         { USB_DEVICE_WACOM(0xD0) },
4407         { USB_DEVICE_WACOM(0xD1) },
4408         { USB_DEVICE_WACOM(0xD2) },
4409         { USB_DEVICE_WACOM(0xD3) },
4410         { USB_DEVICE_WACOM(0xD4) },
4411         { USB_DEVICE_WACOM(0xD5) },
4412         { USB_DEVICE_WACOM(0xD6) },
4413         { USB_DEVICE_WACOM(0xD7) },
4414         { USB_DEVICE_WACOM(0xD8) },
4415         { USB_DEVICE_WACOM(0xDA) },
4416         { USB_DEVICE_WACOM(0xDB) },
4417         { USB_DEVICE_WACOM(0xDD) },
4418         { USB_DEVICE_WACOM(0xDE) },
4419         { USB_DEVICE_WACOM(0xDF) },
4420         { USB_DEVICE_WACOM(0xE2) },
4421         { USB_DEVICE_WACOM(0xE3) },
4422         { USB_DEVICE_WACOM(0xE5) },
4423         { USB_DEVICE_WACOM(0xE6) },
4424         { USB_DEVICE_WACOM(0xEC) },
4425         { USB_DEVICE_WACOM(0xED) },
4426         { USB_DEVICE_WACOM(0xEF) },
4427         { USB_DEVICE_WACOM(0xF0) },
4428         { USB_DEVICE_WACOM(0xF4) },
4429         { USB_DEVICE_WACOM(0xF6) },
4430         { USB_DEVICE_WACOM(0xF8) },
4431         { USB_DEVICE_WACOM(0xFA) },
4432         { USB_DEVICE_WACOM(0xFB) },
4433         { USB_DEVICE_WACOM(0x100) },
4434         { USB_DEVICE_WACOM(0x101) },
4435         { USB_DEVICE_WACOM(0x10D) },
4436         { USB_DEVICE_WACOM(0x10E) },
4437         { USB_DEVICE_WACOM(0x10F) },
4438         { USB_DEVICE_WACOM(0x116) },
4439         { USB_DEVICE_WACOM(0x12C) },
4440         { USB_DEVICE_WACOM(0x300) },
4441         { USB_DEVICE_WACOM(0x301) },
4442         { USB_DEVICE_WACOM(0x302) },
4443         { USB_DEVICE_WACOM(0x303) },
4444         { USB_DEVICE_WACOM(0x304) },
4445         { USB_DEVICE_WACOM(0x307) },
4446         { USB_DEVICE_WACOM(0x309) },
4447         { USB_DEVICE_WACOM(0x30A) },
4448         { USB_DEVICE_WACOM(0x30C) },
4449         { USB_DEVICE_WACOM(0x30E) },
4450         { USB_DEVICE_WACOM(0x314) },
4451         { USB_DEVICE_WACOM(0x315) },
4452         { USB_DEVICE_WACOM(0x317) },
4453         { USB_DEVICE_WACOM(0x318) },
4454         { USB_DEVICE_WACOM(0x319) },
4455         { USB_DEVICE_WACOM(0x323) },
4456         { USB_DEVICE_WACOM(0x325) },
4457         { USB_DEVICE_WACOM(0x326) },
4458         { USB_DEVICE_WACOM(0x32A) },
4459         { USB_DEVICE_WACOM(0x32B) },
4460         { USB_DEVICE_WACOM(0x32C) },
4461         { USB_DEVICE_WACOM(0x32F) },
4462         { USB_DEVICE_WACOM(0x331) },
4463         { USB_DEVICE_WACOM(0x333) },
4464         { USB_DEVICE_WACOM(0x335) },
4465         { USB_DEVICE_WACOM(0x336) },
4466         { USB_DEVICE_WACOM(0x33B) },
4467         { USB_DEVICE_WACOM(0x33C) },
4468         { USB_DEVICE_WACOM(0x33D) },
4469         { USB_DEVICE_WACOM(0x33E) },
4470         { USB_DEVICE_WACOM(0x343) },
4471         { BT_DEVICE_WACOM(0x360) },
4472         { BT_DEVICE_WACOM(0x361) },
4473         { USB_DEVICE_WACOM(0x4001) },
4474         { USB_DEVICE_WACOM(0x4004) },
4475         { USB_DEVICE_WACOM(0x5000) },
4476         { USB_DEVICE_WACOM(0x5002) },
4477         { USB_DEVICE_LENOVO(0x6004) },
4478
4479         { USB_DEVICE_WACOM(HID_ANY_ID) },
4480         { I2C_DEVICE_WACOM(HID_ANY_ID) },
4481         { BT_DEVICE_WACOM(HID_ANY_ID) },
4482         { }
4483 };
4484 MODULE_DEVICE_TABLE(hid, wacom_ids);