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                 /*
1850                  * Only set up type/code association. Completely mapping
1851                  * this usage may overwrite the axis resolution and range.
1852                  */
1853                 usage->type = EV_ABS;
1854                 usage->code = ABS_WHEEL;
1855                 set_bit(EV_ABS, input->evbit);
1856                 features->device_type |= WACOM_DEVICETYPE_PAD;
1857                 break;
1858         case WACOM_HID_WD_BUTTONCONFIG:
1859                 wacom_map_usage(input, usage, field, EV_KEY, KEY_BUTTONCONFIG, 0);
1860                 features->device_type |= WACOM_DEVICETYPE_PAD;
1861                 break;
1862         case WACOM_HID_WD_ONSCREEN_KEYBOARD:
1863                 wacom_map_usage(input, usage, field, EV_KEY, KEY_ONSCREEN_KEYBOARD, 0);
1864                 features->device_type |= WACOM_DEVICETYPE_PAD;
1865                 break;
1866         case WACOM_HID_WD_CONTROLPANEL:
1867                 wacom_map_usage(input, usage, field, EV_KEY, KEY_CONTROLPANEL, 0);
1868                 features->device_type |= WACOM_DEVICETYPE_PAD;
1869                 break;
1870         case WACOM_HID_WD_MODE_CHANGE:
1871                 /* do not overwrite previous data */
1872                 if (!wacom_wac->has_mode_change) {
1873                         wacom_wac->has_mode_change = true;
1874                         wacom_wac->is_direct_mode = true;
1875                 }
1876                 features->device_type |= WACOM_DEVICETYPE_PAD;
1877                 break;
1878         }
1879
1880         switch (equivalent_usage & 0xfffffff0) {
1881         case WACOM_HID_WD_EXPRESSKEY00:
1882                 wacom_map_usage(input, usage, field, EV_KEY,
1883                                 wacom_numbered_button_to_key(features->numbered_buttons),
1884                                 0);
1885                 features->numbered_buttons++;
1886                 features->device_type |= WACOM_DEVICETYPE_PAD;
1887                 break;
1888         }
1889 }
1890
1891 static void wacom_wac_pad_event(struct hid_device *hdev, struct hid_field *field,
1892                 struct hid_usage *usage, __s32 value)
1893 {
1894         struct wacom *wacom = hid_get_drvdata(hdev);
1895         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1896         struct input_dev *input = wacom_wac->pad_input;
1897         struct wacom_features *features = &wacom_wac->features;
1898         unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
1899         int i;
1900         bool is_touch_on = value;
1901
1902         /*
1903          * Avoid reporting this event and setting inrange_state if this usage
1904          * hasn't been mapped.
1905          */
1906         if (!usage->type && equivalent_usage != WACOM_HID_WD_MODE_CHANGE)
1907                 return;
1908
1909         if (wacom_equivalent_usage(field->physical) == HID_DG_TABLETFUNCTIONKEY) {
1910                 if (usage->hid != WACOM_HID_WD_TOUCHRING)
1911                         wacom_wac->hid_data.inrange_state |= value;
1912         }
1913
1914         switch (equivalent_usage) {
1915         case WACOM_HID_WD_TOUCHRINGSTATUS:
1916                 if (!value)
1917                         input_event(input, usage->type, usage->code, 0);
1918                 break;
1919
1920         case WACOM_HID_WD_MUTE_DEVICE:
1921                 if (wacom_wac->shared->touch_input && value) {
1922                         wacom_wac->shared->is_touch_on = !wacom_wac->shared->is_touch_on;
1923                         is_touch_on = wacom_wac->shared->is_touch_on;
1924                 }
1925
1926                 /* fall through*/
1927         case WACOM_HID_WD_TOUCHONOFF:
1928                 if (wacom_wac->shared->touch_input) {
1929                         input_report_switch(wacom_wac->shared->touch_input,
1930                                             SW_MUTE_DEVICE, !is_touch_on);
1931                         input_sync(wacom_wac->shared->touch_input);
1932                 }
1933                 break;
1934
1935         case WACOM_HID_WD_MODE_CHANGE:
1936                 if (wacom_wac->is_direct_mode != value) {
1937                         wacom_wac->is_direct_mode = value;
1938                         wacom_schedule_work(&wacom->wacom_wac, WACOM_WORKER_MODE_CHANGE);
1939                 }
1940                 break;
1941
1942         case WACOM_HID_WD_BUTTONCENTER:
1943                 for (i = 0; i < wacom->led.count; i++)
1944                         wacom_update_led(wacom, features->numbered_buttons,
1945                                          value, i);
1946                  /* fall through*/
1947         default:
1948                 input_event(input, usage->type, usage->code, value);
1949                 if (value)
1950                         wacom_wac->hid_data.pad_input_event_flag = true;
1951                 break;
1952         }
1953 }
1954
1955 static void wacom_wac_pad_pre_report(struct hid_device *hdev,
1956                 struct hid_report *report)
1957 {
1958         struct wacom *wacom = hid_get_drvdata(hdev);
1959         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1960
1961         wacom_wac->hid_data.inrange_state = 0;
1962 }
1963
1964 static void wacom_wac_pad_report(struct hid_device *hdev,
1965                 struct hid_report *report)
1966 {
1967         struct wacom *wacom = hid_get_drvdata(hdev);
1968         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1969         struct input_dev *input = wacom_wac->pad_input;
1970         bool active = wacom_wac->hid_data.inrange_state != 0;
1971
1972         /* report prox for expresskey events */
1973         if ((wacom_equivalent_usage(report->field[0]->physical) == HID_DG_TABLETFUNCTIONKEY) &&
1974             wacom_wac->hid_data.pad_input_event_flag) {
1975                 input_event(input, EV_ABS, ABS_MISC, active ? PAD_DEVICE_ID : 0);
1976                 input_sync(input);
1977                 if (!active)
1978                         wacom_wac->hid_data.pad_input_event_flag = false;
1979         }
1980
1981 }
1982
1983 static void wacom_wac_pen_usage_mapping(struct hid_device *hdev,
1984                 struct hid_field *field, struct hid_usage *usage)
1985 {
1986         struct wacom *wacom = hid_get_drvdata(hdev);
1987         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1988         struct wacom_features *features = &wacom_wac->features;
1989         struct input_dev *input = wacom_wac->pen_input;
1990         unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
1991
1992         switch (equivalent_usage) {
1993         case HID_GD_X:
1994                 wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 4);
1995                 break;
1996         case HID_GD_Y:
1997                 wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 4);
1998                 break;
1999         case WACOM_HID_WD_DISTANCE:
2000         case HID_GD_Z:
2001                 wacom_map_usage(input, usage, field, EV_ABS, ABS_DISTANCE, 0);
2002                 break;
2003         case HID_DG_TIPPRESSURE:
2004                 wacom_map_usage(input, usage, field, EV_ABS, ABS_PRESSURE, 0);
2005                 break;
2006         case HID_DG_INRANGE:
2007                 wacom_map_usage(input, usage, field, EV_KEY, BTN_TOOL_PEN, 0);
2008                 break;
2009         case HID_DG_INVERT:
2010                 wacom_map_usage(input, usage, field, EV_KEY,
2011                                 BTN_TOOL_RUBBER, 0);
2012                 break;
2013         case HID_DG_TILT_X:
2014                 wacom_map_usage(input, usage, field, EV_ABS, ABS_TILT_X, 0);
2015                 break;
2016         case HID_DG_TILT_Y:
2017                 wacom_map_usage(input, usage, field, EV_ABS, ABS_TILT_Y, 0);
2018                 break;
2019         case HID_DG_TWIST:
2020                 wacom_map_usage(input, usage, field, EV_ABS, ABS_Z, 0);
2021                 break;
2022         case HID_DG_ERASER:
2023         case HID_DG_TIPSWITCH:
2024                 wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2025                 break;
2026         case HID_DG_BARRELSWITCH:
2027                 wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS, 0);
2028                 break;
2029         case HID_DG_BARRELSWITCH2:
2030                 wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS2, 0);
2031                 break;
2032         case HID_DG_TOOLSERIALNUMBER:
2033                 wacom_map_usage(input, usage, field, EV_MSC, MSC_SERIAL, 0);
2034                 break;
2035         case WACOM_HID_WD_SENSE:
2036                 features->quirks |= WACOM_QUIRK_SENSE;
2037                 wacom_map_usage(input, usage, field, EV_KEY, BTN_TOOL_PEN, 0);
2038                 break;
2039         case WACOM_HID_WD_SERIALHI:
2040                 wacom_map_usage(input, usage, field, EV_ABS, ABS_MISC, 0);
2041                 set_bit(EV_KEY, input->evbit);
2042                 input_set_capability(input, EV_KEY, BTN_TOOL_PEN);
2043                 input_set_capability(input, EV_KEY, BTN_TOOL_RUBBER);
2044                 input_set_capability(input, EV_KEY, BTN_TOOL_BRUSH);
2045                 input_set_capability(input, EV_KEY, BTN_TOOL_PENCIL);
2046                 input_set_capability(input, EV_KEY, BTN_TOOL_AIRBRUSH);
2047                 if (!(features->device_type & WACOM_DEVICETYPE_DIRECT)) {
2048                         input_set_capability(input, EV_KEY, BTN_TOOL_MOUSE);
2049                         input_set_capability(input, EV_KEY, BTN_TOOL_LENS);
2050                 }
2051                 break;
2052         case WACOM_HID_WD_FINGERWHEEL:
2053                 wacom_map_usage(input, usage, field, EV_ABS, ABS_WHEEL, 0);
2054                 break;
2055         }
2056 }
2057
2058 static void wacom_wac_pen_event(struct hid_device *hdev, struct hid_field *field,
2059                 struct hid_usage *usage, __s32 value)
2060 {
2061         struct wacom *wacom = hid_get_drvdata(hdev);
2062         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2063         struct wacom_features *features = &wacom_wac->features;
2064         struct input_dev *input = wacom_wac->pen_input;
2065         unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2066
2067         switch (equivalent_usage) {
2068         case HID_GD_Z:
2069                 /*
2070                  * HID_GD_Z "should increase as the control's position is
2071                  * moved from high to low", while ABS_DISTANCE instead
2072                  * increases in value as the tool moves from low to high.
2073                  */
2074                 value = field->logical_maximum - value;
2075                 break;
2076         case HID_DG_INRANGE:
2077                 wacom_wac->hid_data.inrange_state = value;
2078                 if (!(features->quirks & WACOM_QUIRK_SENSE))
2079                         wacom_wac->hid_data.sense_state = value;
2080                 return;
2081         case HID_DG_INVERT:
2082                 wacom_wac->hid_data.invert_state = value;
2083                 return;
2084         case HID_DG_ERASER:
2085         case HID_DG_TIPSWITCH:
2086                 wacom_wac->hid_data.tipswitch |= value;
2087                 return;
2088         case HID_DG_TOOLSERIALNUMBER:
2089                 wacom_wac->serial[0] = (wacom_wac->serial[0] & ~0xFFFFFFFFULL);
2090                 wacom_wac->serial[0] |= (__u32)value;
2091                 return;
2092         case WACOM_HID_WD_SENSE:
2093                 wacom_wac->hid_data.sense_state = value;
2094                 return;
2095         case WACOM_HID_WD_SERIALHI:
2096                 wacom_wac->serial[0] = (wacom_wac->serial[0] & 0xFFFFFFFF);
2097                 wacom_wac->serial[0] |= ((__u64)value) << 32;
2098                 /*
2099                  * Non-USI EMR devices may contain additional tool type
2100                  * information here. See WACOM_HID_WD_TOOLTYPE case for
2101                  * more details.
2102                  */
2103                 if (value >> 20 == 1) {
2104                         wacom_wac->id[0] |= value & 0xFFFFF;
2105                 }
2106                 return;
2107         case WACOM_HID_WD_TOOLTYPE:
2108                 /*
2109                  * Some devices (MobileStudio Pro, and possibly later
2110                  * devices as well) do not return the complete tool
2111                  * type in their WACOM_HID_WD_TOOLTYPE usage. Use a
2112                  * bitwise OR so the complete value can be built
2113                  * up over time :(
2114                  */
2115                 wacom_wac->id[0] |= value;
2116                 return;
2117         case WACOM_HID_WD_OFFSETLEFT:
2118                 if (features->offset_left && value != features->offset_left)
2119                         hid_warn(hdev, "%s: overriding existing left offset "
2120                                  "%d -> %d\n", __func__, value,
2121                                  features->offset_left);
2122                 features->offset_left = value;
2123                 return;
2124         case WACOM_HID_WD_OFFSETRIGHT:
2125                 if (features->offset_right && value != features->offset_right)
2126                         hid_warn(hdev, "%s: overriding existing right offset "
2127                                  "%d -> %d\n", __func__, value,
2128                                  features->offset_right);
2129                 features->offset_right = value;
2130                 return;
2131         case WACOM_HID_WD_OFFSETTOP:
2132                 if (features->offset_top && value != features->offset_top)
2133                         hid_warn(hdev, "%s: overriding existing top offset "
2134                                  "%d -> %d\n", __func__, value,
2135                                  features->offset_top);
2136                 features->offset_top = value;
2137                 return;
2138         case WACOM_HID_WD_OFFSETBOTTOM:
2139                 if (features->offset_bottom && value != features->offset_bottom)
2140                         hid_warn(hdev, "%s: overriding existing bottom offset "
2141                                  "%d -> %d\n", __func__, value,
2142                                  features->offset_bottom);
2143                 features->offset_bottom = value;
2144                 return;
2145         }
2146
2147         /* send pen events only when touch is up or forced out
2148          * or touch arbitration is off
2149          */
2150         if (!usage->type || delay_pen_events(wacom_wac))
2151                 return;
2152
2153         /* send pen events only when the pen is in/entering/leaving proximity */
2154         if (!wacom_wac->hid_data.inrange_state && !wacom_wac->tool[0])
2155                 return;
2156
2157         input_event(input, usage->type, usage->code, value);
2158 }
2159
2160 static void wacom_wac_pen_pre_report(struct hid_device *hdev,
2161                 struct hid_report *report)
2162 {
2163         return;
2164 }
2165
2166 static void wacom_wac_pen_report(struct hid_device *hdev,
2167                 struct hid_report *report)
2168 {
2169         struct wacom *wacom = hid_get_drvdata(hdev);
2170         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2171         struct input_dev *input = wacom_wac->pen_input;
2172         bool prox = wacom_wac->hid_data.inrange_state;
2173         bool range = wacom_wac->hid_data.sense_state;
2174
2175         if (!wacom_wac->tool[0] && prox) { /* first in prox */
2176                 /* Going into proximity select tool */
2177                 if (wacom_wac->hid_data.invert_state)
2178                         wacom_wac->tool[0] = BTN_TOOL_RUBBER;
2179                 else if (wacom_wac->id[0])
2180                         wacom_wac->tool[0] = wacom_intuos_get_tool_type(wacom_wac->id[0]);
2181                 else
2182                         wacom_wac->tool[0] = BTN_TOOL_PEN;
2183         }
2184
2185         /* keep pen state for touch events */
2186         wacom_wac->shared->stylus_in_proximity = range;
2187
2188         if (!delay_pen_events(wacom_wac) && wacom_wac->tool[0]) {
2189                 int id = wacom_wac->id[0];
2190
2191                 /*
2192                  * Non-USI EMR tools should have their IDs mangled to
2193                  * match the legacy behavior of wacom_intuos_general
2194                  */
2195                 if (wacom_wac->serial[0] >> 52 == 1)
2196                         id = wacom_intuos_id_mangle(id);
2197
2198                 /*
2199                  * To ensure compatibility with xf86-input-wacom, we should
2200                  * report the BTN_TOOL_* event prior to the ABS_MISC or
2201                  * MSC_SERIAL events.
2202                  */
2203                 input_report_key(input, BTN_TOUCH,
2204                                 wacom_wac->hid_data.tipswitch);
2205                 input_report_key(input, wacom_wac->tool[0], prox);
2206                 if (wacom_wac->serial[0]) {
2207                         input_event(input, EV_MSC, MSC_SERIAL, wacom_wac->serial[0]);
2208                         input_report_abs(input, ABS_MISC, id);
2209                 }
2210
2211                 wacom_wac->hid_data.tipswitch = false;
2212
2213                 input_sync(input);
2214         }
2215
2216         if (!prox) {
2217                 wacom_wac->tool[0] = 0;
2218                 wacom_wac->id[0] = 0;
2219         }
2220 }
2221
2222 static void wacom_wac_finger_usage_mapping(struct hid_device *hdev,
2223                 struct hid_field *field, struct hid_usage *usage)
2224 {
2225         struct wacom *wacom = hid_get_drvdata(hdev);
2226         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2227         struct input_dev *input = wacom_wac->touch_input;
2228         unsigned touch_max = wacom_wac->features.touch_max;
2229         unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2230
2231         switch (equivalent_usage) {
2232         case HID_GD_X:
2233                 if (touch_max == 1)
2234                         wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 4);
2235                 else
2236                         wacom_map_usage(input, usage, field, EV_ABS,
2237                                         ABS_MT_POSITION_X, 4);
2238                 break;
2239         case HID_GD_Y:
2240                 if (touch_max == 1)
2241                         wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 4);
2242                 else
2243                         wacom_map_usage(input, usage, field, EV_ABS,
2244                                         ABS_MT_POSITION_Y, 4);
2245                 break;
2246         case HID_DG_WIDTH:
2247         case HID_DG_HEIGHT:
2248                 wacom_map_usage(input, usage, field, EV_ABS, ABS_MT_TOUCH_MAJOR, 0);
2249                 wacom_map_usage(input, usage, field, EV_ABS, ABS_MT_TOUCH_MINOR, 0);
2250                 input_set_abs_params(input, ABS_MT_ORIENTATION, 0, 1, 0, 0);
2251                 break;
2252         case HID_DG_TIPSWITCH:
2253                 wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2254                 break;
2255         case HID_DG_CONTACTCOUNT:
2256                 wacom_wac->hid_data.cc_report = field->report->id;
2257                 wacom_wac->hid_data.cc_index = field->index;
2258                 wacom_wac->hid_data.cc_value_index = usage->usage_index;
2259                 break;
2260         case HID_DG_CONTACTID:
2261                 if ((field->logical_maximum - field->logical_minimum) < touch_max) {
2262                         /*
2263                          * The HID descriptor for G11 sensors leaves logical
2264                          * maximum set to '1' despite it being a multitouch
2265                          * device. Override to a sensible number.
2266                          */
2267                         field->logical_maximum = 255;
2268                 }
2269                 break;
2270         }
2271 }
2272
2273 static void wacom_wac_finger_slot(struct wacom_wac *wacom_wac,
2274                 struct input_dev *input)
2275 {
2276         struct hid_data *hid_data = &wacom_wac->hid_data;
2277         bool mt = wacom_wac->features.touch_max > 1;
2278         bool prox = hid_data->tipswitch &&
2279                     report_touch_events(wacom_wac);
2280
2281         if (wacom_wac->shared->has_mute_touch_switch &&
2282             !wacom_wac->shared->is_touch_on) {
2283                 if (!wacom_wac->shared->touch_down)
2284                         return;
2285                 prox = 0;
2286         }
2287
2288         wacom_wac->hid_data.num_received++;
2289         if (wacom_wac->hid_data.num_received > wacom_wac->hid_data.num_expected)
2290                 return;
2291
2292         if (mt) {
2293                 int slot;
2294
2295                 slot = input_mt_get_slot_by_key(input, hid_data->id);
2296                 input_mt_slot(input, slot);
2297                 input_mt_report_slot_state(input, MT_TOOL_FINGER, prox);
2298         }
2299         else {
2300                 input_report_key(input, BTN_TOUCH, prox);
2301         }
2302
2303         if (prox) {
2304                 input_report_abs(input, mt ? ABS_MT_POSITION_X : ABS_X,
2305                                  hid_data->x);
2306                 input_report_abs(input, mt ? ABS_MT_POSITION_Y : ABS_Y,
2307                                  hid_data->y);
2308
2309                 if (test_bit(ABS_MT_TOUCH_MAJOR, input->absbit)) {
2310                         input_report_abs(input, ABS_MT_TOUCH_MAJOR, max(hid_data->width, hid_data->height));
2311                         input_report_abs(input, ABS_MT_TOUCH_MINOR, min(hid_data->width, hid_data->height));
2312                         if (hid_data->width != hid_data->height)
2313                                 input_report_abs(input, ABS_MT_ORIENTATION, hid_data->width <= hid_data->height ? 0 : 1);
2314                 }
2315         }
2316 }
2317
2318 static void wacom_wac_finger_event(struct hid_device *hdev,
2319                 struct hid_field *field, struct hid_usage *usage, __s32 value)
2320 {
2321         struct wacom *wacom = hid_get_drvdata(hdev);
2322         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2323         unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2324
2325         switch (equivalent_usage) {
2326         case HID_GD_X:
2327                 wacom_wac->hid_data.x = value;
2328                 break;
2329         case HID_GD_Y:
2330                 wacom_wac->hid_data.y = value;
2331                 break;
2332         case HID_DG_WIDTH:
2333                 wacom_wac->hid_data.width = value;
2334                 break;
2335         case HID_DG_HEIGHT:
2336                 wacom_wac->hid_data.height = value;
2337                 break;
2338         case HID_DG_CONTACTID:
2339                 wacom_wac->hid_data.id = value;
2340                 break;
2341         case HID_DG_TIPSWITCH:
2342                 wacom_wac->hid_data.tipswitch = value;
2343                 break;
2344         }
2345
2346
2347         if (usage->usage_index + 1 == field->report_count) {
2348                 if (equivalent_usage == wacom_wac->hid_data.last_slot_field)
2349                         wacom_wac_finger_slot(wacom_wac, wacom_wac->touch_input);
2350         }
2351 }
2352
2353 static void wacom_wac_finger_pre_report(struct hid_device *hdev,
2354                 struct hid_report *report)
2355 {
2356         struct wacom *wacom = hid_get_drvdata(hdev);
2357         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2358         struct hid_data* hid_data = &wacom_wac->hid_data;
2359         int i;
2360
2361         for (i = 0; i < report->maxfield; i++) {
2362                 struct hid_field *field = report->field[i];
2363                 int j;
2364
2365                 for (j = 0; j < field->maxusage; j++) {
2366                         struct hid_usage *usage = &field->usage[j];
2367                         unsigned int equivalent_usage =
2368                                 wacom_equivalent_usage(usage->hid);
2369
2370                         switch (equivalent_usage) {
2371                         case HID_GD_X:
2372                         case HID_GD_Y:
2373                         case HID_DG_WIDTH:
2374                         case HID_DG_HEIGHT:
2375                         case HID_DG_CONTACTID:
2376                         case HID_DG_INRANGE:
2377                         case HID_DG_INVERT:
2378                         case HID_DG_TIPSWITCH:
2379                                 hid_data->last_slot_field = equivalent_usage;
2380                                 break;
2381                         case HID_DG_CONTACTCOUNT:
2382                                 hid_data->cc_report = report->id;
2383                                 hid_data->cc_index = i;
2384                                 hid_data->cc_value_index = j;
2385                                 break;
2386                         }
2387                 }
2388         }
2389
2390         if (hid_data->cc_report != 0 &&
2391             hid_data->cc_index >= 0) {
2392                 struct hid_field *field = report->field[hid_data->cc_index];
2393                 int value = field->value[hid_data->cc_value_index];
2394                 if (value)
2395                         hid_data->num_expected = value;
2396         }
2397         else {
2398                 hid_data->num_expected = wacom_wac->features.touch_max;
2399         }
2400 }
2401
2402 static void wacom_wac_finger_report(struct hid_device *hdev,
2403                 struct hid_report *report)
2404 {
2405         struct wacom *wacom = hid_get_drvdata(hdev);
2406         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2407         struct input_dev *input = wacom_wac->touch_input;
2408         unsigned touch_max = wacom_wac->features.touch_max;
2409
2410         /* If more packets of data are expected, give us a chance to
2411          * process them rather than immediately syncing a partial
2412          * update.
2413          */
2414         if (wacom_wac->hid_data.num_received < wacom_wac->hid_data.num_expected)
2415                 return;
2416
2417         if (touch_max > 1)
2418                 input_mt_sync_frame(input);
2419
2420         input_sync(input);
2421         wacom_wac->hid_data.num_received = 0;
2422
2423         /* keep touch state for pen event */
2424         wacom_wac->shared->touch_down = wacom_wac_finger_count_touches(wacom_wac);
2425 }
2426
2427 void wacom_wac_usage_mapping(struct hid_device *hdev,
2428                 struct hid_field *field, struct hid_usage *usage)
2429 {
2430         struct wacom *wacom = hid_get_drvdata(hdev);
2431         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2432         struct wacom_features *features = &wacom_wac->features;
2433
2434         if (WACOM_DIRECT_DEVICE(field))
2435                 features->device_type |= WACOM_DEVICETYPE_DIRECT;
2436
2437         /* usage tests must precede field tests */
2438         if (WACOM_BATTERY_USAGE(usage))
2439                 wacom_wac_battery_usage_mapping(hdev, field, usage);
2440         else if (WACOM_PAD_FIELD(field))
2441                 wacom_wac_pad_usage_mapping(hdev, field, usage);
2442         else if (WACOM_PEN_FIELD(field))
2443                 wacom_wac_pen_usage_mapping(hdev, field, usage);
2444         else if (WACOM_FINGER_FIELD(field))
2445                 wacom_wac_finger_usage_mapping(hdev, field, usage);
2446 }
2447
2448 void wacom_wac_event(struct hid_device *hdev, struct hid_field *field,
2449                 struct hid_usage *usage, __s32 value)
2450 {
2451         struct wacom *wacom = hid_get_drvdata(hdev);
2452
2453         if (wacom->wacom_wac.features.type != HID_GENERIC)
2454                 return;
2455
2456         if (value > field->logical_maximum || value < field->logical_minimum)
2457                 return;
2458
2459         /* usage tests must precede field tests */
2460         if (WACOM_BATTERY_USAGE(usage))
2461                 wacom_wac_battery_event(hdev, field, usage, value);
2462         else if (WACOM_PAD_FIELD(field) && wacom->wacom_wac.pad_input)
2463                 wacom_wac_pad_event(hdev, field, usage, value);
2464         else if (WACOM_PEN_FIELD(field) && wacom->wacom_wac.pen_input)
2465                 wacom_wac_pen_event(hdev, field, usage, value);
2466         else if (WACOM_FINGER_FIELD(field) && wacom->wacom_wac.touch_input)
2467                 wacom_wac_finger_event(hdev, field, usage, value);
2468 }
2469
2470 static void wacom_report_events(struct hid_device *hdev, struct hid_report *report)
2471 {
2472         int r;
2473
2474         for (r = 0; r < report->maxfield; r++) {
2475                 struct hid_field *field;
2476                 unsigned count, n;
2477
2478                 field = report->field[r];
2479                 count = field->report_count;
2480
2481                 if (!(HID_MAIN_ITEM_VARIABLE & field->flags))
2482                         continue;
2483
2484                 for (n = 0; n < count; n++)
2485                         wacom_wac_event(hdev, field, &field->usage[n], field->value[n]);
2486         }
2487 }
2488
2489 void wacom_wac_report(struct hid_device *hdev, struct hid_report *report)
2490 {
2491         struct wacom *wacom = hid_get_drvdata(hdev);
2492         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2493         struct hid_field *field = report->field[0];
2494
2495         if (wacom_wac->features.type != HID_GENERIC)
2496                 return;
2497
2498         wacom_wac_battery_pre_report(hdev, report);
2499
2500         if (WACOM_PAD_FIELD(field) && wacom->wacom_wac.pad_input)
2501                 wacom_wac_pad_pre_report(hdev, report);
2502         else if (WACOM_PEN_FIELD(field) && wacom->wacom_wac.pen_input)
2503                 wacom_wac_pen_pre_report(hdev, report);
2504         else if (WACOM_FINGER_FIELD(field) && wacom->wacom_wac.touch_input)
2505                 wacom_wac_finger_pre_report(hdev, report);
2506
2507         wacom_report_events(hdev, report);
2508
2509         /*
2510          * Non-input reports may be sent prior to the device being
2511          * completely initialized. Since only their events need
2512          * to be processed, exit after 'wacom_report_events' has
2513          * been called to prevent potential crashes in the report-
2514          * processing functions.
2515          */
2516         if (report->type != HID_INPUT_REPORT)
2517                 return;
2518
2519         wacom_wac_battery_report(hdev, report);
2520
2521         if (WACOM_PAD_FIELD(field) && wacom->wacom_wac.pad_input)
2522                 wacom_wac_pad_report(hdev, report);
2523         else if (WACOM_PEN_FIELD(field) && wacom->wacom_wac.pen_input)
2524                 wacom_wac_pen_report(hdev, report);
2525         else if (WACOM_FINGER_FIELD(field) && wacom->wacom_wac.touch_input)
2526                 wacom_wac_finger_report(hdev, report);
2527 }
2528
2529 static int wacom_bpt_touch(struct wacom_wac *wacom)
2530 {
2531         struct wacom_features *features = &wacom->features;
2532         struct input_dev *input = wacom->touch_input;
2533         struct input_dev *pad_input = wacom->pad_input;
2534         unsigned char *data = wacom->data;
2535         int i;
2536
2537         if (data[0] != 0x02)
2538             return 0;
2539
2540         for (i = 0; i < 2; i++) {
2541                 int offset = (data[1] & 0x80) ? (8 * i) : (9 * i);
2542                 bool touch = report_touch_events(wacom)
2543                            && (data[offset + 3] & 0x80);
2544
2545                 input_mt_slot(input, i);
2546                 input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
2547                 if (touch) {
2548                         int x = get_unaligned_be16(&data[offset + 3]) & 0x7ff;
2549                         int y = get_unaligned_be16(&data[offset + 5]) & 0x7ff;
2550                         if (features->quirks & WACOM_QUIRK_BBTOUCH_LOWRES) {
2551                                 x <<= 5;
2552                                 y <<= 5;
2553                         }
2554                         input_report_abs(input, ABS_MT_POSITION_X, x);
2555                         input_report_abs(input, ABS_MT_POSITION_Y, y);
2556                 }
2557         }
2558
2559         input_mt_sync_frame(input);
2560
2561         input_report_key(pad_input, BTN_LEFT, (data[1] & 0x08) != 0);
2562         input_report_key(pad_input, BTN_FORWARD, (data[1] & 0x04) != 0);
2563         input_report_key(pad_input, BTN_BACK, (data[1] & 0x02) != 0);
2564         input_report_key(pad_input, BTN_RIGHT, (data[1] & 0x01) != 0);
2565         wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
2566
2567         return 1;
2568 }
2569
2570 static void wacom_bpt3_touch_msg(struct wacom_wac *wacom, unsigned char *data)
2571 {
2572         struct wacom_features *features = &wacom->features;
2573         struct input_dev *input = wacom->touch_input;
2574         bool touch = data[1] & 0x80;
2575         int slot = input_mt_get_slot_by_key(input, data[0]);
2576
2577         if (slot < 0)
2578                 return;
2579
2580         touch = touch && report_touch_events(wacom);
2581
2582         input_mt_slot(input, slot);
2583         input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
2584
2585         if (touch) {
2586                 int x = (data[2] << 4) | (data[4] >> 4);
2587                 int y = (data[3] << 4) | (data[4] & 0x0f);
2588                 int width, height;
2589
2590                 if (features->type >= INTUOSPS && features->type <= INTUOSHT2) {
2591                         width  = data[5] * 100;
2592                         height = data[6] * 100;
2593                 } else {
2594                         /*
2595                          * "a" is a scaled-down area which we assume is
2596                          * roughly circular and which can be described as:
2597                          * a=(pi*r^2)/C.
2598                          */
2599                         int a = data[5];
2600                         int x_res = input_abs_get_res(input, ABS_MT_POSITION_X);
2601                         int y_res = input_abs_get_res(input, ABS_MT_POSITION_Y);
2602                         width = 2 * int_sqrt(a * WACOM_CONTACT_AREA_SCALE);
2603                         height = width * y_res / x_res;
2604                 }
2605
2606                 input_report_abs(input, ABS_MT_POSITION_X, x);
2607                 input_report_abs(input, ABS_MT_POSITION_Y, y);
2608                 input_report_abs(input, ABS_MT_TOUCH_MAJOR, width);
2609                 input_report_abs(input, ABS_MT_TOUCH_MINOR, height);
2610         }
2611 }
2612
2613 static void wacom_bpt3_button_msg(struct wacom_wac *wacom, unsigned char *data)
2614 {
2615         struct input_dev *input = wacom->pad_input;
2616         struct wacom_features *features = &wacom->features;
2617
2618         if (features->type == INTUOSHT || features->type == INTUOSHT2) {
2619                 input_report_key(input, BTN_LEFT, (data[1] & 0x02) != 0);
2620                 input_report_key(input, BTN_BACK, (data[1] & 0x08) != 0);
2621         } else {
2622                 input_report_key(input, BTN_BACK, (data[1] & 0x02) != 0);
2623                 input_report_key(input, BTN_LEFT, (data[1] & 0x08) != 0);
2624         }
2625         input_report_key(input, BTN_FORWARD, (data[1] & 0x04) != 0);
2626         input_report_key(input, BTN_RIGHT, (data[1] & 0x01) != 0);
2627 }
2628
2629 static int wacom_bpt3_touch(struct wacom_wac *wacom)
2630 {
2631         unsigned char *data = wacom->data;
2632         int count = data[1] & 0x07;
2633         int  touch_changed = 0, i;
2634
2635         if (data[0] != 0x02)
2636             return 0;
2637
2638         /* data has up to 7 fixed sized 8-byte messages starting at data[2] */
2639         for (i = 0; i < count; i++) {
2640                 int offset = (8 * i) + 2;
2641                 int msg_id = data[offset];
2642
2643                 if (msg_id >= 2 && msg_id <= 17) {
2644                         wacom_bpt3_touch_msg(wacom, data + offset);
2645                         touch_changed++;
2646                 } else if (msg_id == 128)
2647                         wacom_bpt3_button_msg(wacom, data + offset);
2648
2649         }
2650
2651         /* only update touch if we actually have a touchpad and touch data changed */
2652         if (wacom->touch_input && touch_changed) {
2653                 input_mt_sync_frame(wacom->touch_input);
2654                 wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
2655         }
2656
2657         return 1;
2658 }
2659
2660 static int wacom_bpt_pen(struct wacom_wac *wacom)
2661 {
2662         struct wacom_features *features = &wacom->features;
2663         struct input_dev *input = wacom->pen_input;
2664         unsigned char *data = wacom->data;
2665         int prox = 0, x = 0, y = 0, p = 0, d = 0, pen = 0, btn1 = 0, btn2 = 0;
2666
2667         if (data[0] != WACOM_REPORT_PENABLED)
2668             return 0;
2669
2670         prox = (data[1] & 0x20) == 0x20;
2671
2672         /*
2673          * All reports shared between PEN and RUBBER tool must be
2674          * forced to a known starting value (zero) when transitioning to
2675          * out-of-prox.
2676          *
2677          * If not reset then, to userspace, it will look like lost events
2678          * if new tool comes in-prox with same values as previous tool sent.
2679          *
2680          * Hardware does report zero in most out-of-prox cases but not all.
2681          */
2682         if (!wacom->shared->stylus_in_proximity) {
2683                 if (data[1] & 0x08) {
2684                         wacom->tool[0] = BTN_TOOL_RUBBER;
2685                         wacom->id[0] = ERASER_DEVICE_ID;
2686                 } else {
2687                         wacom->tool[0] = BTN_TOOL_PEN;
2688                         wacom->id[0] = STYLUS_DEVICE_ID;
2689                 }
2690         }
2691
2692         wacom->shared->stylus_in_proximity = prox;
2693         if (delay_pen_events(wacom))
2694                 return 0;
2695
2696         if (prox) {
2697                 x = le16_to_cpup((__le16 *)&data[2]);
2698                 y = le16_to_cpup((__le16 *)&data[4]);
2699                 p = le16_to_cpup((__le16 *)&data[6]);
2700                 /*
2701                  * Convert distance from out prox to distance from tablet.
2702                  * distance will be greater than distance_max once
2703                  * touching and applying pressure; do not report negative
2704                  * distance.
2705                  */
2706                 if (data[8] <= features->distance_max)
2707                         d = features->distance_max - data[8];
2708
2709                 pen = data[1] & 0x01;
2710                 btn1 = data[1] & 0x02;
2711                 btn2 = data[1] & 0x04;
2712         } else {
2713                 wacom->id[0] = 0;
2714         }
2715
2716         input_report_key(input, BTN_TOUCH, pen);
2717         input_report_key(input, BTN_STYLUS, btn1);
2718         input_report_key(input, BTN_STYLUS2, btn2);
2719
2720         input_report_abs(input, ABS_X, x);
2721         input_report_abs(input, ABS_Y, y);
2722         input_report_abs(input, ABS_PRESSURE, p);
2723         input_report_abs(input, ABS_DISTANCE, d);
2724
2725         input_report_key(input, wacom->tool[0], prox); /* PEN or RUBBER */
2726         input_report_abs(input, ABS_MISC, wacom->id[0]); /* TOOL ID */
2727
2728         return 1;
2729 }
2730
2731 static int wacom_bpt_irq(struct wacom_wac *wacom, size_t len)
2732 {
2733         struct wacom_features *features = &wacom->features;
2734
2735         if ((features->type == INTUOSHT2) &&
2736             (features->device_type & WACOM_DEVICETYPE_PEN))
2737                 return wacom_intuos_irq(wacom);
2738         else if (len == WACOM_PKGLEN_BBTOUCH)
2739                 return wacom_bpt_touch(wacom);
2740         else if (len == WACOM_PKGLEN_BBTOUCH3)
2741                 return wacom_bpt3_touch(wacom);
2742         else if (len == WACOM_PKGLEN_BBFUN || len == WACOM_PKGLEN_BBPEN)
2743                 return wacom_bpt_pen(wacom);
2744
2745         return 0;
2746 }
2747
2748 static void wacom_bamboo_pad_pen_event(struct wacom_wac *wacom,
2749                 unsigned char *data)
2750 {
2751         unsigned char prefix;
2752
2753         /*
2754          * We need to reroute the event from the debug interface to the
2755          * pen interface.
2756          * We need to add the report ID to the actual pen report, so we
2757          * temporary overwrite the first byte to prevent having to kzalloc/kfree
2758          * and memcpy the report.
2759          */
2760         prefix = data[0];
2761         data[0] = WACOM_REPORT_BPAD_PEN;
2762
2763         /*
2764          * actually reroute the event.
2765          * No need to check if wacom->shared->pen is valid, hid_input_report()
2766          * will check for us.
2767          */
2768         hid_input_report(wacom->shared->pen, HID_INPUT_REPORT, data,
2769                          WACOM_PKGLEN_PENABLED, 1);
2770
2771         data[0] = prefix;
2772 }
2773
2774 static int wacom_bamboo_pad_touch_event(struct wacom_wac *wacom,
2775                 unsigned char *data)
2776 {
2777         struct input_dev *input = wacom->touch_input;
2778         unsigned char *finger_data, prefix;
2779         unsigned id;
2780         int x, y;
2781         bool valid;
2782
2783         prefix = data[0];
2784
2785         for (id = 0; id < wacom->features.touch_max; id++) {
2786                 valid = !!(prefix & BIT(id)) &&
2787                         report_touch_events(wacom);
2788
2789                 input_mt_slot(input, id);
2790                 input_mt_report_slot_state(input, MT_TOOL_FINGER, valid);
2791
2792                 if (!valid)
2793                         continue;
2794
2795                 finger_data = data + 1 + id * 3;
2796                 x = finger_data[0] | ((finger_data[1] & 0x0f) << 8);
2797                 y = (finger_data[2] << 4) | (finger_data[1] >> 4);
2798
2799                 input_report_abs(input, ABS_MT_POSITION_X, x);
2800                 input_report_abs(input, ABS_MT_POSITION_Y, y);
2801         }
2802
2803         input_mt_sync_frame(input);
2804
2805         input_report_key(input, BTN_LEFT, prefix & 0x40);
2806         input_report_key(input, BTN_RIGHT, prefix & 0x80);
2807
2808         /* keep touch state for pen event */
2809         wacom->shared->touch_down = !!prefix && report_touch_events(wacom);
2810
2811         return 1;
2812 }
2813
2814 static int wacom_bamboo_pad_irq(struct wacom_wac *wacom, size_t len)
2815 {
2816         unsigned char *data = wacom->data;
2817
2818         if (!((len == WACOM_PKGLEN_BPAD_TOUCH) ||
2819               (len == WACOM_PKGLEN_BPAD_TOUCH_USB)) ||
2820             (data[0] != WACOM_REPORT_BPAD_TOUCH))
2821                 return 0;
2822
2823         if (data[1] & 0x01)
2824                 wacom_bamboo_pad_pen_event(wacom, &data[1]);
2825
2826         if (data[1] & 0x02)
2827                 return wacom_bamboo_pad_touch_event(wacom, &data[9]);
2828
2829         return 0;
2830 }
2831
2832 static int wacom_wireless_irq(struct wacom_wac *wacom, size_t len)
2833 {
2834         unsigned char *data = wacom->data;
2835         int connected;
2836
2837         if (len != WACOM_PKGLEN_WIRELESS || data[0] != WACOM_REPORT_WL)
2838                 return 0;
2839
2840         connected = data[1] & 0x01;
2841         if (connected) {
2842                 int pid, battery, charging;
2843
2844                 if ((wacom->shared->type == INTUOSHT ||
2845                     wacom->shared->type == INTUOSHT2) &&
2846                     wacom->shared->touch_input &&
2847                     wacom->shared->touch_max) {
2848                         input_report_switch(wacom->shared->touch_input,
2849                                         SW_MUTE_DEVICE, data[5] & 0x40);
2850                         input_sync(wacom->shared->touch_input);
2851                 }
2852
2853                 pid = get_unaligned_be16(&data[6]);
2854                 battery = (data[5] & 0x3f) * 100 / 31;
2855                 charging = !!(data[5] & 0x80);
2856                 if (wacom->pid != pid) {
2857                         wacom->pid = pid;
2858                         wacom_schedule_work(wacom, WACOM_WORKER_WIRELESS);
2859                 }
2860
2861                 wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
2862                                      battery, charging, 1, 0);
2863
2864         } else if (wacom->pid != 0) {
2865                 /* disconnected while previously connected */
2866                 wacom->pid = 0;
2867                 wacom_schedule_work(wacom, WACOM_WORKER_WIRELESS);
2868                 wacom_notify_battery(wacom, POWER_SUPPLY_STATUS_UNKNOWN, 0, 0, 0, 0);
2869         }
2870
2871         return 0;
2872 }
2873
2874 static int wacom_status_irq(struct wacom_wac *wacom_wac, size_t len)
2875 {
2876         struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
2877         struct wacom_features *features = &wacom_wac->features;
2878         unsigned char *data = wacom_wac->data;
2879
2880         if (data[0] != WACOM_REPORT_USB)
2881                 return 0;
2882
2883         if ((features->type == INTUOSHT ||
2884             features->type == INTUOSHT2) &&
2885             wacom_wac->shared->touch_input &&
2886             features->touch_max) {
2887                 input_report_switch(wacom_wac->shared->touch_input,
2888                                     SW_MUTE_DEVICE, data[8] & 0x40);
2889                 input_sync(wacom_wac->shared->touch_input);
2890         }
2891
2892         if (data[9] & 0x02) { /* wireless module is attached */
2893                 int battery = (data[8] & 0x3f) * 100 / 31;
2894                 bool charging = !!(data[8] & 0x80);
2895
2896                 wacom_notify_battery(wacom_wac, WACOM_POWER_SUPPLY_STATUS_AUTO,
2897                                      battery, charging, battery || charging, 1);
2898
2899                 if (!wacom->battery.battery &&
2900                     !(features->quirks & WACOM_QUIRK_BATTERY)) {
2901                         features->quirks |= WACOM_QUIRK_BATTERY;
2902                         wacom_schedule_work(wacom_wac, WACOM_WORKER_BATTERY);
2903                 }
2904         }
2905         else if ((features->quirks & WACOM_QUIRK_BATTERY) &&
2906                  wacom->battery.battery) {
2907                 features->quirks &= ~WACOM_QUIRK_BATTERY;
2908                 wacom_schedule_work(wacom_wac, WACOM_WORKER_BATTERY);
2909                 wacom_notify_battery(wacom_wac, POWER_SUPPLY_STATUS_UNKNOWN, 0, 0, 0, 0);
2910         }
2911         return 0;
2912 }
2913
2914 void wacom_wac_irq(struct wacom_wac *wacom_wac, size_t len)
2915 {
2916         bool sync;
2917
2918         switch (wacom_wac->features.type) {
2919         case PENPARTNER:
2920                 sync = wacom_penpartner_irq(wacom_wac);
2921                 break;
2922
2923         case PL:
2924                 sync = wacom_pl_irq(wacom_wac);
2925                 break;
2926
2927         case WACOM_G4:
2928         case GRAPHIRE:
2929         case GRAPHIRE_BT:
2930         case WACOM_MO:
2931                 sync = wacom_graphire_irq(wacom_wac);
2932                 break;
2933
2934         case PTU:
2935                 sync = wacom_ptu_irq(wacom_wac);
2936                 break;
2937
2938         case DTU:
2939                 sync = wacom_dtu_irq(wacom_wac);
2940                 break;
2941
2942         case DTUS:
2943         case DTUSX:
2944                 sync = wacom_dtus_irq(wacom_wac);
2945                 break;
2946
2947         case INTUOS:
2948         case INTUOS3S:
2949         case INTUOS3:
2950         case INTUOS3L:
2951         case INTUOS4S:
2952         case INTUOS4:
2953         case INTUOS4L:
2954         case CINTIQ:
2955         case WACOM_BEE:
2956         case WACOM_13HD:
2957         case WACOM_21UX2:
2958         case WACOM_22HD:
2959         case WACOM_24HD:
2960         case WACOM_27QHD:
2961         case DTK:
2962         case CINTIQ_HYBRID:
2963         case CINTIQ_COMPANION_2:
2964                 sync = wacom_intuos_irq(wacom_wac);
2965                 break;
2966
2967         case INTUOS4WL:
2968                 sync = wacom_intuos_bt_irq(wacom_wac, len);
2969                 break;
2970
2971         case WACOM_24HDT:
2972         case WACOM_27QHDT:
2973                 sync = wacom_24hdt_irq(wacom_wac);
2974                 break;
2975
2976         case INTUOS5S:
2977         case INTUOS5:
2978         case INTUOS5L:
2979         case INTUOSPS:
2980         case INTUOSPM:
2981         case INTUOSPL:
2982                 if (len == WACOM_PKGLEN_BBTOUCH3)
2983                         sync = wacom_bpt3_touch(wacom_wac);
2984                 else if (wacom_wac->data[0] == WACOM_REPORT_USB)
2985                         sync = wacom_status_irq(wacom_wac, len);
2986                 else
2987                         sync = wacom_intuos_irq(wacom_wac);
2988                 break;
2989
2990         case INTUOSP2_BT:
2991                 sync = wacom_intuos_pro2_bt_irq(wacom_wac, len);
2992                 break;
2993
2994         case TABLETPC:
2995         case TABLETPCE:
2996         case TABLETPC2FG:
2997         case MTSCREEN:
2998         case MTTPC:
2999         case MTTPC_B:
3000                 sync = wacom_tpc_irq(wacom_wac, len);
3001                 break;
3002
3003         case BAMBOO_PT:
3004         case BAMBOO_PEN:
3005         case BAMBOO_TOUCH:
3006         case INTUOSHT:
3007         case INTUOSHT2:
3008                 if (wacom_wac->data[0] == WACOM_REPORT_USB)
3009                         sync = wacom_status_irq(wacom_wac, len);
3010                 else
3011                         sync = wacom_bpt_irq(wacom_wac, len);
3012                 break;
3013
3014         case BAMBOO_PAD:
3015                 sync = wacom_bamboo_pad_irq(wacom_wac, len);
3016                 break;
3017
3018         case WIRELESS:
3019                 sync = wacom_wireless_irq(wacom_wac, len);
3020                 break;
3021
3022         case REMOTE:
3023                 sync = false;
3024                 if (wacom_wac->data[0] == WACOM_REPORT_DEVICE_LIST)
3025                         wacom_remote_status_irq(wacom_wac, len);
3026                 else
3027                         sync = wacom_remote_irq(wacom_wac, len);
3028                 break;
3029
3030         default:
3031                 sync = false;
3032                 break;
3033         }
3034
3035         if (sync) {
3036                 if (wacom_wac->pen_input)
3037                         input_sync(wacom_wac->pen_input);
3038                 if (wacom_wac->touch_input)
3039                         input_sync(wacom_wac->touch_input);
3040                 if (wacom_wac->pad_input)
3041                         input_sync(wacom_wac->pad_input);
3042         }
3043 }
3044
3045 static void wacom_setup_basic_pro_pen(struct wacom_wac *wacom_wac)
3046 {
3047         struct input_dev *input_dev = wacom_wac->pen_input;
3048
3049         input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
3050
3051         __set_bit(BTN_TOOL_PEN, input_dev->keybit);
3052         __set_bit(BTN_STYLUS, input_dev->keybit);
3053         __set_bit(BTN_STYLUS2, input_dev->keybit);
3054
3055         input_set_abs_params(input_dev, ABS_DISTANCE,
3056                              0, wacom_wac->features.distance_max, wacom_wac->features.distance_fuzz, 0);
3057 }
3058
3059 static void wacom_setup_cintiq(struct wacom_wac *wacom_wac)
3060 {
3061         struct input_dev *input_dev = wacom_wac->pen_input;
3062         struct wacom_features *features = &wacom_wac->features;
3063
3064         wacom_setup_basic_pro_pen(wacom_wac);
3065
3066         __set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3067         __set_bit(BTN_TOOL_BRUSH, input_dev->keybit);
3068         __set_bit(BTN_TOOL_PENCIL, input_dev->keybit);
3069         __set_bit(BTN_TOOL_AIRBRUSH, input_dev->keybit);
3070
3071         input_set_abs_params(input_dev, ABS_WHEEL, 0, 1023, 0, 0);
3072         input_set_abs_params(input_dev, ABS_TILT_X, -64, 63, features->tilt_fuzz, 0);
3073         input_abs_set_res(input_dev, ABS_TILT_X, 57);
3074         input_set_abs_params(input_dev, ABS_TILT_Y, -64, 63, features->tilt_fuzz, 0);
3075         input_abs_set_res(input_dev, ABS_TILT_Y, 57);
3076 }
3077
3078 static void wacom_setup_intuos(struct wacom_wac *wacom_wac)
3079 {
3080         struct input_dev *input_dev = wacom_wac->pen_input;
3081
3082         input_set_capability(input_dev, EV_REL, REL_WHEEL);
3083
3084         wacom_setup_cintiq(wacom_wac);
3085
3086         __set_bit(BTN_LEFT, input_dev->keybit);
3087         __set_bit(BTN_RIGHT, input_dev->keybit);
3088         __set_bit(BTN_MIDDLE, input_dev->keybit);
3089         __set_bit(BTN_SIDE, input_dev->keybit);
3090         __set_bit(BTN_EXTRA, input_dev->keybit);
3091         __set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
3092         __set_bit(BTN_TOOL_LENS, input_dev->keybit);
3093
3094         input_set_abs_params(input_dev, ABS_RZ, -900, 899, 0, 0);
3095         input_abs_set_res(input_dev, ABS_RZ, 287);
3096         input_set_abs_params(input_dev, ABS_THROTTLE, -1023, 1023, 0, 0);
3097 }
3098
3099 void wacom_setup_device_quirks(struct wacom *wacom)
3100 {
3101         struct wacom_features *features = &wacom->wacom_wac.features;
3102
3103         /* The pen and pad share the same interface on most devices */
3104         if (features->type == GRAPHIRE_BT || features->type == WACOM_G4 ||
3105             features->type == DTUS ||
3106             (features->type >= INTUOS3S && features->type <= WACOM_MO)) {
3107                 if (features->device_type & WACOM_DEVICETYPE_PEN)
3108                         features->device_type |= WACOM_DEVICETYPE_PAD;
3109         }
3110
3111         /* touch device found but size is not defined. use default */
3112         if (features->device_type & WACOM_DEVICETYPE_TOUCH && !features->x_max) {
3113                 features->x_max = 1023;
3114                 features->y_max = 1023;
3115         }
3116
3117         /*
3118          * Intuos5/Pro and Bamboo 3rd gen have no useful data about its
3119          * touch interface in its HID descriptor. If this is the touch
3120          * interface (PacketSize of WACOM_PKGLEN_BBTOUCH3), override the
3121          * tablet values.
3122          */
3123         if ((features->type >= INTUOS5S && features->type <= INTUOSPL) ||
3124                 (features->type >= INTUOSHT && features->type <= BAMBOO_PT)) {
3125                 if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
3126                         if (features->touch_max)
3127                                 features->device_type |= WACOM_DEVICETYPE_TOUCH;
3128                         if (features->type >= INTUOSHT && features->type <= BAMBOO_PT)
3129                                 features->device_type |= WACOM_DEVICETYPE_PAD;
3130
3131                         features->x_max = 4096;
3132                         features->y_max = 4096;
3133                 }
3134                 else if (features->pktlen == WACOM_PKGLEN_BBTOUCH) {
3135                         features->device_type |= WACOM_DEVICETYPE_PAD;
3136                 }
3137         }
3138
3139         /*
3140          * Hack for the Bamboo One:
3141          * the device presents a PAD/Touch interface as most Bamboos and even
3142          * sends ghosts PAD data on it. However, later, we must disable this
3143          * ghost interface, and we can not detect it unless we set it here
3144          * to WACOM_DEVICETYPE_PAD or WACOM_DEVICETYPE_TOUCH.
3145          */
3146         if (features->type == BAMBOO_PEN &&
3147             features->pktlen == WACOM_PKGLEN_BBTOUCH3)
3148                 features->device_type |= WACOM_DEVICETYPE_PAD;
3149
3150         /*
3151          * Raw Wacom-mode pen and touch events both come from interface
3152          * 0, whose HID descriptor has an application usage of 0xFF0D
3153          * (i.e., WACOM_HID_WD_DIGITIZER). We route pen packets back
3154          * out through the HID_GENERIC device created for interface 1,
3155          * so rewrite this one to be of type WACOM_DEVICETYPE_TOUCH.
3156          */
3157         if (features->type == BAMBOO_PAD)
3158                 features->device_type = WACOM_DEVICETYPE_TOUCH;
3159
3160         if (features->type == REMOTE)
3161                 features->device_type = WACOM_DEVICETYPE_PAD;
3162
3163         if (features->type == INTUOSP2_BT) {
3164                 features->device_type |= WACOM_DEVICETYPE_PEN |
3165                                          WACOM_DEVICETYPE_PAD |
3166                                          WACOM_DEVICETYPE_TOUCH;
3167                 features->quirks |= WACOM_QUIRK_BATTERY;
3168         }
3169
3170         switch (features->type) {
3171         case PL:
3172         case DTU:
3173         case DTUS:
3174         case DTUSX:
3175         case WACOM_21UX2:
3176         case WACOM_22HD:
3177         case DTK:
3178         case WACOM_24HD:
3179         case WACOM_27QHD:
3180         case CINTIQ_HYBRID:
3181         case CINTIQ_COMPANION_2:
3182         case CINTIQ:
3183         case WACOM_BEE:
3184         case WACOM_13HD:
3185         case WACOM_24HDT:
3186         case WACOM_27QHDT:
3187         case TABLETPC:
3188         case TABLETPCE:
3189         case TABLETPC2FG:
3190         case MTSCREEN:
3191         case MTTPC:
3192         case MTTPC_B:
3193                 features->device_type |= WACOM_DEVICETYPE_DIRECT;
3194                 break;
3195         }
3196
3197         if (wacom->hdev->bus == BUS_BLUETOOTH)
3198                 features->quirks |= WACOM_QUIRK_BATTERY;
3199
3200         /* quirk for bamboo touch with 2 low res touches */
3201         if ((features->type == BAMBOO_PT || features->type == BAMBOO_TOUCH) &&
3202             features->pktlen == WACOM_PKGLEN_BBTOUCH) {
3203                 features->x_max <<= 5;
3204                 features->y_max <<= 5;
3205                 features->x_fuzz <<= 5;
3206                 features->y_fuzz <<= 5;
3207                 features->quirks |= WACOM_QUIRK_BBTOUCH_LOWRES;
3208         }
3209
3210         if (features->type == WIRELESS) {
3211                 if (features->device_type == WACOM_DEVICETYPE_WL_MONITOR) {
3212                         features->quirks |= WACOM_QUIRK_BATTERY;
3213                 }
3214         }
3215
3216         if (features->type == REMOTE)
3217                 features->device_type |= WACOM_DEVICETYPE_WL_MONITOR;
3218 }
3219
3220 int wacom_setup_pen_input_capabilities(struct input_dev *input_dev,
3221                                    struct wacom_wac *wacom_wac)
3222 {
3223         struct wacom_features *features = &wacom_wac->features;
3224
3225         input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
3226
3227         if (!(features->device_type & WACOM_DEVICETYPE_PEN))
3228                 return -ENODEV;
3229
3230         if (features->device_type & WACOM_DEVICETYPE_DIRECT)
3231                 __set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
3232         else
3233                 __set_bit(INPUT_PROP_POINTER, input_dev->propbit);
3234
3235         if (features->type == HID_GENERIC)
3236                 /* setup has already been done */
3237                 return 0;
3238
3239         __set_bit(BTN_TOUCH, input_dev->keybit);
3240         __set_bit(ABS_MISC, input_dev->absbit);
3241
3242         input_set_abs_params(input_dev, ABS_X, 0 + features->offset_left,
3243                              features->x_max - features->offset_right,
3244                              features->x_fuzz, 0);
3245         input_set_abs_params(input_dev, ABS_Y, 0 + features->offset_top,
3246                              features->y_max - features->offset_bottom,
3247                              features->y_fuzz, 0);
3248         input_set_abs_params(input_dev, ABS_PRESSURE, 0,
3249                 features->pressure_max, features->pressure_fuzz, 0);
3250
3251         /* penabled devices have fixed resolution for each model */
3252         input_abs_set_res(input_dev, ABS_X, features->x_resolution);
3253         input_abs_set_res(input_dev, ABS_Y, features->y_resolution);
3254
3255         switch (features->type) {
3256         case GRAPHIRE_BT:
3257                 __clear_bit(ABS_MISC, input_dev->absbit);
3258
3259         case WACOM_MO:
3260         case WACOM_G4:
3261                 input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3262                                               features->distance_max,
3263                                               features->distance_fuzz, 0);
3264                 /* fall through */
3265
3266         case GRAPHIRE:
3267                 input_set_capability(input_dev, EV_REL, REL_WHEEL);
3268
3269                 __set_bit(BTN_LEFT, input_dev->keybit);
3270                 __set_bit(BTN_RIGHT, input_dev->keybit);
3271                 __set_bit(BTN_MIDDLE, input_dev->keybit);
3272
3273                 __set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3274                 __set_bit(BTN_TOOL_PEN, input_dev->keybit);
3275                 __set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
3276                 __set_bit(BTN_STYLUS, input_dev->keybit);
3277                 __set_bit(BTN_STYLUS2, input_dev->keybit);
3278                 break;
3279
3280         case WACOM_27QHD:
3281         case WACOM_24HD:
3282         case DTK:
3283         case WACOM_22HD:
3284         case WACOM_21UX2:
3285         case WACOM_BEE:
3286         case CINTIQ:
3287         case WACOM_13HD:
3288         case CINTIQ_HYBRID:
3289         case CINTIQ_COMPANION_2:
3290                 input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3291                 input_abs_set_res(input_dev, ABS_Z, 287);
3292                 wacom_setup_cintiq(wacom_wac);
3293                 break;
3294
3295         case INTUOS3:
3296         case INTUOS3L:
3297         case INTUOS3S:
3298         case INTUOS4:
3299         case INTUOS4WL:
3300         case INTUOS4L:
3301         case INTUOS4S:
3302                 input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3303                 input_abs_set_res(input_dev, ABS_Z, 287);
3304                 /* fall through */
3305
3306         case INTUOS:
3307                 wacom_setup_intuos(wacom_wac);
3308                 break;
3309
3310         case INTUOS5:
3311         case INTUOS5L:
3312         case INTUOSPM:
3313         case INTUOSPL:
3314         case INTUOS5S:
3315         case INTUOSPS:
3316         case INTUOSP2_BT:
3317                 input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3318                                       features->distance_max,
3319                                       features->distance_fuzz, 0);
3320
3321                 input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3322                 input_abs_set_res(input_dev, ABS_Z, 287);
3323
3324                 wacom_setup_intuos(wacom_wac);
3325                 break;
3326
3327         case WACOM_24HDT:
3328         case WACOM_27QHDT:
3329         case MTSCREEN:
3330         case MTTPC:
3331         case MTTPC_B:
3332         case TABLETPC2FG:
3333         case TABLETPC:
3334         case TABLETPCE:
3335                 __clear_bit(ABS_MISC, input_dev->absbit);
3336                 /* fall through */
3337
3338         case DTUS:
3339         case DTUSX:
3340         case PL:
3341         case DTU:
3342                 __set_bit(BTN_TOOL_PEN, input_dev->keybit);
3343                 __set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3344                 __set_bit(BTN_STYLUS, input_dev->keybit);
3345                 __set_bit(BTN_STYLUS2, input_dev->keybit);
3346                 break;
3347
3348         case PTU:
3349                 __set_bit(BTN_STYLUS2, input_dev->keybit);
3350                 /* fall through */
3351
3352         case PENPARTNER:
3353                 __set_bit(BTN_TOOL_PEN, input_dev->keybit);
3354                 __set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3355                 __set_bit(BTN_STYLUS, input_dev->keybit);
3356                 break;
3357
3358         case INTUOSHT:
3359         case BAMBOO_PT:
3360         case BAMBOO_PEN:
3361         case INTUOSHT2:
3362                 if (features->type == INTUOSHT2) {
3363                         wacom_setup_basic_pro_pen(wacom_wac);
3364                 } else {
3365                         __clear_bit(ABS_MISC, input_dev->absbit);
3366                         __set_bit(BTN_TOOL_PEN, input_dev->keybit);
3367                         __set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3368                         __set_bit(BTN_STYLUS, input_dev->keybit);
3369                         __set_bit(BTN_STYLUS2, input_dev->keybit);
3370                         input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3371                                       features->distance_max,
3372                                       features->distance_fuzz, 0);
3373                 }
3374                 break;
3375         case BAMBOO_PAD:
3376                 __clear_bit(ABS_MISC, input_dev->absbit);
3377                 break;
3378         }
3379         return 0;
3380 }
3381
3382 int wacom_setup_touch_input_capabilities(struct input_dev *input_dev,
3383                                          struct wacom_wac *wacom_wac)
3384 {
3385         struct wacom_features *features = &wacom_wac->features;
3386
3387         input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
3388
3389         if (!(features->device_type & WACOM_DEVICETYPE_TOUCH))
3390                 return -ENODEV;
3391
3392         if (features->device_type & WACOM_DEVICETYPE_DIRECT)
3393                 __set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
3394         else
3395                 __set_bit(INPUT_PROP_POINTER, input_dev->propbit);
3396
3397         if (features->type == HID_GENERIC)
3398                 /* setup has already been done */
3399                 return 0;
3400
3401         __set_bit(BTN_TOUCH, input_dev->keybit);
3402
3403         if (features->touch_max == 1) {
3404                 input_set_abs_params(input_dev, ABS_X, 0,
3405                         features->x_max, features->x_fuzz, 0);
3406                 input_set_abs_params(input_dev, ABS_Y, 0,
3407                         features->y_max, features->y_fuzz, 0);
3408                 input_abs_set_res(input_dev, ABS_X,
3409                                   features->x_resolution);
3410                 input_abs_set_res(input_dev, ABS_Y,
3411                                   features->y_resolution);
3412         }
3413         else if (features->touch_max > 1) {
3414                 input_set_abs_params(input_dev, ABS_MT_POSITION_X, 0,
3415                         features->x_max, features->x_fuzz, 0);
3416                 input_set_abs_params(input_dev, ABS_MT_POSITION_Y, 0,
3417                         features->y_max, features->y_fuzz, 0);
3418                 input_abs_set_res(input_dev, ABS_MT_POSITION_X,
3419                                   features->x_resolution);
3420                 input_abs_set_res(input_dev, ABS_MT_POSITION_Y,
3421                                   features->y_resolution);
3422         }
3423
3424         switch (features->type) {
3425         case INTUOSP2_BT:
3426                 input_dev->evbit[0] |= BIT_MASK(EV_SW);
3427                 __set_bit(SW_MUTE_DEVICE, input_dev->swbit);
3428
3429                 if (wacom_wac->shared->touch->product == 0x361) {
3430                         input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3431                                              0, 12440, 4, 0);
3432                         input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3433                                              0, 8640, 4, 0);
3434                 }
3435                 else if (wacom_wac->shared->touch->product == 0x360) {
3436                         input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3437                                              0, 8960, 4, 0);
3438                         input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3439                                              0, 5920, 4, 0);
3440                 }
3441                 input_abs_set_res(input_dev, ABS_MT_POSITION_X, 40);
3442                 input_abs_set_res(input_dev, ABS_MT_POSITION_X, 40);
3443
3444                 /* fall through */
3445
3446         case INTUOS5:
3447         case INTUOS5L:
3448         case INTUOSPM:
3449         case INTUOSPL:
3450         case INTUOS5S:
3451         case INTUOSPS:
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_TOUCH_MINOR, 0, features->y_max, 0, 0);
3454                 input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_POINTER);
3455                 break;
3456
3457         case WACOM_24HDT:
3458                 input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, features->x_max, 0, 0);
3459                 input_set_abs_params(input_dev, ABS_MT_WIDTH_MAJOR, 0, features->x_max, 0, 0);
3460                 input_set_abs_params(input_dev, ABS_MT_WIDTH_MINOR, 0, features->y_max, 0, 0);
3461                 input_set_abs_params(input_dev, ABS_MT_ORIENTATION, 0, 1, 0, 0);
3462                 /* fall through */
3463
3464         case WACOM_27QHDT:
3465         case MTSCREEN:
3466         case MTTPC:
3467         case MTTPC_B:
3468         case TABLETPC2FG:
3469                 input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_DIRECT);
3470                 /*fall through */
3471
3472         case TABLETPC:
3473         case TABLETPCE:
3474                 break;
3475
3476         case INTUOSHT:
3477         case INTUOSHT2:
3478                 input_dev->evbit[0] |= BIT_MASK(EV_SW);
3479                 __set_bit(SW_MUTE_DEVICE, input_dev->swbit);
3480                 /* fall through */
3481
3482         case BAMBOO_PT:
3483         case BAMBOO_TOUCH:
3484                 if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
3485                         input_set_abs_params(input_dev,
3486                                      ABS_MT_TOUCH_MAJOR,
3487                                      0, features->x_max, 0, 0);
3488                         input_set_abs_params(input_dev,
3489                                      ABS_MT_TOUCH_MINOR,
3490                                      0, features->y_max, 0, 0);
3491                 }
3492                 input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_POINTER);
3493                 break;
3494
3495         case BAMBOO_PAD:
3496                 input_mt_init_slots(input_dev, features->touch_max,
3497                                     INPUT_MT_POINTER);
3498                 __set_bit(BTN_LEFT, input_dev->keybit);
3499                 __set_bit(BTN_RIGHT, input_dev->keybit);
3500                 break;
3501         }
3502         return 0;
3503 }
3504
3505 static int wacom_numbered_button_to_key(int n)
3506 {
3507         if (n < 10)
3508                 return BTN_0 + n;
3509         else if (n < 16)
3510                 return BTN_A + (n-10);
3511         else if (n < 18)
3512                 return BTN_BASE + (n-16);
3513         else
3514                 return 0;
3515 }
3516
3517 static void wacom_setup_numbered_buttons(struct input_dev *input_dev,
3518                                 int button_count)
3519 {
3520         int i;
3521
3522         for (i = 0; i < button_count; i++) {
3523                 int key = wacom_numbered_button_to_key(i);
3524
3525                 if (key)
3526                         __set_bit(key, input_dev->keybit);
3527         }
3528 }
3529
3530 static void wacom_24hd_update_leds(struct wacom *wacom, int mask, int group)
3531 {
3532         struct wacom_led *led;
3533         int i;
3534         bool updated = false;
3535
3536         /*
3537          * 24HD has LED group 1 to the left and LED group 0 to the right.
3538          * So group 0 matches the second half of the buttons and thus the mask
3539          * needs to be shifted.
3540          */
3541         if (group == 0)
3542                 mask >>= 8;
3543
3544         for (i = 0; i < 3; i++) {
3545                 led = wacom_led_find(wacom, group, i);
3546                 if (!led) {
3547                         hid_err(wacom->hdev, "can't find LED %d in group %d\n",
3548                                 i, group);
3549                         continue;
3550                 }
3551                 if (!updated && mask & BIT(i)) {
3552                         led->held = true;
3553                         led_trigger_event(&led->trigger, LED_FULL);
3554                 } else {
3555                         led->held = false;
3556                 }
3557         }
3558 }
3559
3560 static bool wacom_is_led_toggled(struct wacom *wacom, int button_count,
3561                                  int mask, int group)
3562 {
3563         int button_per_group;
3564
3565         /*
3566          * 21UX2 has LED group 1 to the left and LED group 0
3567          * to the right. We need to reverse the group to match this
3568          * historical behavior.
3569          */
3570         if (wacom->wacom_wac.features.type == WACOM_21UX2)
3571                 group = 1 - group;
3572
3573         button_per_group = button_count/wacom->led.count;
3574
3575         return mask & (1 << (group * button_per_group));
3576 }
3577
3578 static void wacom_update_led(struct wacom *wacom, int button_count, int mask,
3579                              int group)
3580 {
3581         struct wacom_led *led, *next_led;
3582         int cur;
3583         bool pressed;
3584
3585         if (wacom->wacom_wac.features.type == WACOM_24HD)
3586                 return wacom_24hd_update_leds(wacom, mask, group);
3587
3588         pressed = wacom_is_led_toggled(wacom, button_count, mask, group);
3589         cur = wacom->led.groups[group].select;
3590
3591         led = wacom_led_find(wacom, group, cur);
3592         if (!led) {
3593                 hid_err(wacom->hdev, "can't find current LED %d in group %d\n",
3594                         cur, group);
3595                 return;
3596         }
3597
3598         if (!pressed) {
3599                 led->held = false;
3600                 return;
3601         }
3602
3603         if (led->held && pressed)
3604                 return;
3605
3606         next_led = wacom_led_next(wacom, led);
3607         if (!next_led) {
3608                 hid_err(wacom->hdev, "can't find next LED in group %d\n",
3609                         group);
3610                 return;
3611         }
3612         if (next_led == led)
3613                 return;
3614
3615         next_led->held = true;
3616         led_trigger_event(&next_led->trigger,
3617                           wacom_leds_brightness_get(next_led));
3618 }
3619
3620 static void wacom_report_numbered_buttons(struct input_dev *input_dev,
3621                                 int button_count, int mask)
3622 {
3623         struct wacom *wacom = input_get_drvdata(input_dev);
3624         int i;
3625
3626         for (i = 0; i < wacom->led.count; i++)
3627                 wacom_update_led(wacom,  button_count, mask, i);
3628
3629         for (i = 0; i < button_count; i++) {
3630                 int key = wacom_numbered_button_to_key(i);
3631
3632                 if (key)
3633                         input_report_key(input_dev, key, mask & (1 << i));
3634         }
3635 }
3636
3637 int wacom_setup_pad_input_capabilities(struct input_dev *input_dev,
3638                                    struct wacom_wac *wacom_wac)
3639 {
3640         struct wacom_features *features = &wacom_wac->features;
3641
3642         if ((features->type == HID_GENERIC) && features->numbered_buttons > 0)
3643                 features->device_type |= WACOM_DEVICETYPE_PAD;
3644
3645         if (!(features->device_type & WACOM_DEVICETYPE_PAD))
3646                 return -ENODEV;
3647
3648         if (features->type == REMOTE && input_dev == wacom_wac->pad_input)
3649                 return -ENODEV;
3650
3651         input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
3652
3653         /* kept for making legacy xf86-input-wacom working with the wheels */
3654         __set_bit(ABS_MISC, input_dev->absbit);
3655
3656         /* kept for making legacy xf86-input-wacom accepting the pad */
3657         if (!(input_dev->absinfo && (input_dev->absinfo[ABS_X].minimum ||
3658               input_dev->absinfo[ABS_X].maximum)))
3659                 input_set_abs_params(input_dev, ABS_X, 0, 1, 0, 0);
3660         if (!(input_dev->absinfo && (input_dev->absinfo[ABS_Y].minimum ||
3661               input_dev->absinfo[ABS_Y].maximum)))
3662                 input_set_abs_params(input_dev, ABS_Y, 0, 1, 0, 0);
3663
3664         /* kept for making udev and libwacom accepting the pad */
3665         __set_bit(BTN_STYLUS, input_dev->keybit);
3666
3667         wacom_setup_numbered_buttons(input_dev, features->numbered_buttons);
3668
3669         switch (features->type) {
3670
3671         case CINTIQ_HYBRID:
3672         case CINTIQ_COMPANION_2:
3673         case DTK:
3674         case DTUS:
3675         case GRAPHIRE_BT:
3676                 break;
3677
3678         case WACOM_MO:
3679                 __set_bit(BTN_BACK, input_dev->keybit);
3680                 __set_bit(BTN_LEFT, input_dev->keybit);
3681                 __set_bit(BTN_FORWARD, input_dev->keybit);
3682                 __set_bit(BTN_RIGHT, input_dev->keybit);
3683                 input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
3684                 break;
3685
3686         case WACOM_G4:
3687                 __set_bit(BTN_BACK, input_dev->keybit);
3688                 __set_bit(BTN_FORWARD, input_dev->keybit);
3689                 input_set_capability(input_dev, EV_REL, REL_WHEEL);
3690                 break;
3691
3692         case WACOM_24HD:
3693                 __set_bit(KEY_PROG1, input_dev->keybit);
3694                 __set_bit(KEY_PROG2, input_dev->keybit);
3695                 __set_bit(KEY_PROG3, input_dev->keybit);
3696
3697                 input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
3698                 input_set_abs_params(input_dev, ABS_THROTTLE, 0, 71, 0, 0);
3699                 break;
3700
3701         case WACOM_27QHD:
3702                 __set_bit(KEY_PROG1, input_dev->keybit);
3703                 __set_bit(KEY_PROG2, input_dev->keybit);
3704                 __set_bit(KEY_PROG3, input_dev->keybit);
3705                 input_set_abs_params(input_dev, ABS_X, -2048, 2048, 0, 0);
3706                 input_abs_set_res(input_dev, ABS_X, 1024); /* points/g */
3707                 input_set_abs_params(input_dev, ABS_Y, -2048, 2048, 0, 0);
3708                 input_abs_set_res(input_dev, ABS_Y, 1024);
3709                 input_set_abs_params(input_dev, ABS_Z, -2048, 2048, 0, 0);
3710                 input_abs_set_res(input_dev, ABS_Z, 1024);
3711                 __set_bit(INPUT_PROP_ACCELEROMETER, input_dev->propbit);
3712                 break;
3713
3714         case WACOM_22HD:
3715                 __set_bit(KEY_PROG1, input_dev->keybit);
3716                 __set_bit(KEY_PROG2, input_dev->keybit);
3717                 __set_bit(KEY_PROG3, input_dev->keybit);
3718                 /* fall through */
3719
3720         case WACOM_21UX2:
3721         case WACOM_BEE:
3722         case CINTIQ:
3723                 input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
3724                 input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
3725                 break;
3726
3727         case WACOM_13HD:
3728                 input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
3729                 break;
3730
3731         case INTUOS3:
3732         case INTUOS3L:
3733                 input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
3734                 /* fall through */
3735
3736         case INTUOS3S:
3737                 input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
3738                 break;
3739
3740         case INTUOS5:
3741         case INTUOS5L:
3742         case INTUOSPM:
3743         case INTUOSPL:
3744         case INTUOS5S:
3745         case INTUOSPS:
3746         case INTUOSP2_BT:
3747                 input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
3748                 break;
3749
3750         case INTUOS4WL:
3751                 /*
3752                  * For Bluetooth devices, the udev rule does not work correctly
3753                  * for pads unless we add a stylus capability, which forces
3754                  * ID_INPUT_TABLET to be set.
3755                  */
3756                 __set_bit(BTN_STYLUS, input_dev->keybit);
3757                 /* fall through */
3758
3759         case INTUOS4:
3760         case INTUOS4L:
3761         case INTUOS4S:
3762                 input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
3763                 break;
3764
3765         case INTUOSHT:
3766         case BAMBOO_PT:
3767         case BAMBOO_TOUCH:
3768         case INTUOSHT2:
3769                 __clear_bit(ABS_MISC, input_dev->absbit);
3770
3771                 __set_bit(BTN_LEFT, input_dev->keybit);
3772                 __set_bit(BTN_FORWARD, input_dev->keybit);
3773                 __set_bit(BTN_BACK, input_dev->keybit);
3774                 __set_bit(BTN_RIGHT, input_dev->keybit);
3775
3776                 break;
3777
3778         case REMOTE:
3779                 input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
3780                 input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
3781                 break;
3782
3783         case HID_GENERIC:
3784                 break;
3785
3786         default:
3787                 /* no pad supported */
3788                 return -ENODEV;
3789         }
3790         return 0;
3791 }
3792
3793 static const struct wacom_features wacom_features_0x00 =
3794         { "Wacom Penpartner", 5040, 3780, 255, 0,
3795           PENPARTNER, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
3796 static const struct wacom_features wacom_features_0x10 =
3797         { "Wacom Graphire", 10206, 7422, 511, 63,
3798           GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3799 static const struct wacom_features wacom_features_0x81 =
3800         { "Wacom Graphire BT", 16704, 12064, 511, 32,
3801           GRAPHIRE_BT, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES, 2 };
3802 static const struct wacom_features wacom_features_0x11 =
3803         { "Wacom Graphire2 4x5", 10206, 7422, 511, 63,
3804           GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3805 static const struct wacom_features wacom_features_0x12 =
3806         { "Wacom Graphire2 5x7", 13918, 10206, 511, 63,
3807           GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3808 static const struct wacom_features wacom_features_0x13 =
3809         { "Wacom Graphire3", 10208, 7424, 511, 63,
3810           GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3811 static const struct wacom_features wacom_features_0x14 =
3812         { "Wacom Graphire3 6x8", 16704, 12064, 511, 63,
3813           GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3814 static const struct wacom_features wacom_features_0x15 =
3815         { "Wacom Graphire4 4x5", 10208, 7424, 511, 63,
3816           WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3817 static const struct wacom_features wacom_features_0x16 =
3818         { "Wacom Graphire4 6x8", 16704, 12064, 511, 63,
3819           WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3820 static const struct wacom_features wacom_features_0x17 =
3821         { "Wacom BambooFun 4x5", 14760, 9225, 511, 63,
3822           WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3823 static const struct wacom_features wacom_features_0x18 =
3824         { "Wacom BambooFun 6x8", 21648, 13530, 511, 63,
3825           WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3826 static const struct wacom_features wacom_features_0x19 =
3827         { "Wacom Bamboo1 Medium", 16704, 12064, 511, 63,
3828           GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
3829 static const struct wacom_features wacom_features_0x60 =
3830         { "Wacom Volito", 5104, 3712, 511, 63,
3831           GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
3832 static const struct wacom_features wacom_features_0x61 =
3833         { "Wacom PenStation2", 3250, 2320, 255, 63,
3834           GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
3835 static const struct wacom_features wacom_features_0x62 =
3836         { "Wacom Volito2 4x5", 5104, 3712, 511, 63,
3837           GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
3838 static const struct wacom_features wacom_features_0x63 =
3839         { "Wacom Volito2 2x3", 3248, 2320, 511, 63,
3840           GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
3841 static const struct wacom_features wacom_features_0x64 =
3842         { "Wacom PenPartner2", 3250, 2320, 511, 63,
3843           GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
3844 static const struct wacom_features wacom_features_0x65 =
3845         { "Wacom Bamboo", 14760, 9225, 511, 63,
3846           WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3847 static const struct wacom_features wacom_features_0x69 =
3848         { "Wacom Bamboo1", 5104, 3712, 511, 63,
3849           GRAPHIRE, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
3850 static const struct wacom_features wacom_features_0x6A =
3851         { "Wacom Bamboo1 4x6", 14760, 9225, 1023, 63,
3852           GRAPHIRE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3853 static const struct wacom_features wacom_features_0x6B =
3854         { "Wacom Bamboo1 5x8", 21648, 13530, 1023, 63,
3855           GRAPHIRE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3856 static const struct wacom_features wacom_features_0x20 =
3857         { "Wacom Intuos 4x5", 12700, 10600, 1023, 31,
3858           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3859 static const struct wacom_features wacom_features_0x21 =
3860         { "Wacom Intuos 6x8", 20320, 16240, 1023, 31,
3861           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3862 static const struct wacom_features wacom_features_0x22 =
3863         { "Wacom Intuos 9x12", 30480, 24060, 1023, 31,
3864           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3865 static const struct wacom_features wacom_features_0x23 =
3866         { "Wacom Intuos 12x12", 30480, 31680, 1023, 31,
3867           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3868 static const struct wacom_features wacom_features_0x24 =
3869         { "Wacom Intuos 12x18", 45720, 31680, 1023, 31,
3870           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3871 static const struct wacom_features wacom_features_0x30 =
3872         { "Wacom PL400", 5408, 4056, 255, 0,
3873           PL, WACOM_PL_RES, WACOM_PL_RES };
3874 static const struct wacom_features wacom_features_0x31 =
3875         { "Wacom PL500", 6144, 4608, 255, 0,
3876           PL, WACOM_PL_RES, WACOM_PL_RES };
3877 static const struct wacom_features wacom_features_0x32 =
3878         { "Wacom PL600", 6126, 4604, 255, 0,
3879           PL, WACOM_PL_RES, WACOM_PL_RES };
3880 static const struct wacom_features wacom_features_0x33 =
3881         { "Wacom PL600SX", 6260, 5016, 255, 0,
3882           PL, WACOM_PL_RES, WACOM_PL_RES };
3883 static const struct wacom_features wacom_features_0x34 =
3884         { "Wacom PL550", 6144, 4608, 511, 0,
3885           PL, WACOM_PL_RES, WACOM_PL_RES };
3886 static const struct wacom_features wacom_features_0x35 =
3887         { "Wacom PL800", 7220, 5780, 511, 0,
3888           PL, WACOM_PL_RES, WACOM_PL_RES };
3889 static const struct wacom_features wacom_features_0x37 =
3890         { "Wacom PL700", 6758, 5406, 511, 0,
3891           PL, WACOM_PL_RES, WACOM_PL_RES };
3892 static const struct wacom_features wacom_features_0x38 =
3893         { "Wacom PL510", 6282, 4762, 511, 0,
3894           PL, WACOM_PL_RES, WACOM_PL_RES };
3895 static const struct wacom_features wacom_features_0x39 =
3896         { "Wacom DTU710", 34080, 27660, 511, 0,
3897           PL, WACOM_PL_RES, WACOM_PL_RES };
3898 static const struct wacom_features wacom_features_0xC4 =
3899         { "Wacom DTF521", 6282, 4762, 511, 0,
3900           PL, WACOM_PL_RES, WACOM_PL_RES };
3901 static const struct wacom_features wacom_features_0xC0 =
3902         { "Wacom DTF720", 6858, 5506, 511, 0,
3903           PL, WACOM_PL_RES, WACOM_PL_RES };
3904 static const struct wacom_features wacom_features_0xC2 =
3905         { "Wacom DTF720a", 6858, 5506, 511, 0,
3906           PL, WACOM_PL_RES, WACOM_PL_RES };
3907 static const struct wacom_features wacom_features_0x03 =
3908         { "Wacom Cintiq Partner", 20480, 15360, 511, 0,
3909           PTU, WACOM_PL_RES, WACOM_PL_RES };
3910 static const struct wacom_features wacom_features_0x41 =
3911         { "Wacom Intuos2 4x5", 12700, 10600, 1023, 31,
3912           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3913 static const struct wacom_features wacom_features_0x42 =
3914         { "Wacom Intuos2 6x8", 20320, 16240, 1023, 31,
3915           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3916 static const struct wacom_features wacom_features_0x43 =
3917         { "Wacom Intuos2 9x12", 30480, 24060, 1023, 31,
3918           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3919 static const struct wacom_features wacom_features_0x44 =
3920         { "Wacom Intuos2 12x12", 30480, 31680, 1023, 31,
3921           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3922 static const struct wacom_features wacom_features_0x45 =
3923         { "Wacom Intuos2 12x18", 45720, 31680, 1023, 31,
3924           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
3925 static const struct wacom_features wacom_features_0xB0 =
3926         { "Wacom Intuos3 4x5", 25400, 20320, 1023, 63,
3927           INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 4 };
3928 static const struct wacom_features wacom_features_0xB1 =
3929         { "Wacom Intuos3 6x8", 40640, 30480, 1023, 63,
3930           INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
3931 static const struct wacom_features wacom_features_0xB2 =
3932         { "Wacom Intuos3 9x12", 60960, 45720, 1023, 63,
3933           INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
3934 static const struct wacom_features wacom_features_0xB3 =
3935         { "Wacom Intuos3 12x12", 60960, 60960, 1023, 63,
3936           INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
3937 static const struct wacom_features wacom_features_0xB4 =
3938         { "Wacom Intuos3 12x19", 97536, 60960, 1023, 63,
3939           INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
3940 static const struct wacom_features wacom_features_0xB5 =
3941         { "Wacom Intuos3 6x11", 54204, 31750, 1023, 63,
3942           INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
3943 static const struct wacom_features wacom_features_0xB7 =
3944         { "Wacom Intuos3 4x6", 31496, 19685, 1023, 63,
3945           INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 4 };
3946 static const struct wacom_features wacom_features_0xB8 =
3947         { "Wacom Intuos4 4x6", 31496, 19685, 2047, 63,
3948           INTUOS4S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7 };
3949 static const struct wacom_features wacom_features_0xB9 =
3950         { "Wacom Intuos4 6x9", 44704, 27940, 2047, 63,
3951           INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
3952 static const struct wacom_features wacom_features_0xBA =
3953         { "Wacom Intuos4 8x13", 65024, 40640, 2047, 63,
3954           INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
3955 static const struct wacom_features wacom_features_0xBB =
3956         { "Wacom Intuos4 12x19", 97536, 60960, 2047, 63,
3957           INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
3958 static const struct wacom_features wacom_features_0xBC =
3959         { "Wacom Intuos4 WL", 40640, 25400, 2047, 63,
3960           INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
3961 static const struct wacom_features wacom_features_0xBD =
3962         { "Wacom Intuos4 WL", 40640, 25400, 2047, 63,
3963           INTUOS4WL, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
3964 static const struct wacom_features wacom_features_0x26 =
3965         { "Wacom Intuos5 touch S", 31496, 19685, 2047, 63,
3966           INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7, .touch_max = 16 };
3967 static const struct wacom_features wacom_features_0x27 =
3968         { "Wacom Intuos5 touch M", 44704, 27940, 2047, 63,
3969           INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16 };
3970 static const struct wacom_features wacom_features_0x28 =
3971         { "Wacom Intuos5 touch L", 65024, 40640, 2047, 63,
3972           INTUOS5L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16 };
3973 static const struct wacom_features wacom_features_0x29 =
3974         { "Wacom Intuos5 S", 31496, 19685, 2047, 63,
3975           INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7 };
3976 static const struct wacom_features wacom_features_0x2A =
3977         { "Wacom Intuos5 M", 44704, 27940, 2047, 63,
3978           INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
3979 static const struct wacom_features wacom_features_0x314 =
3980         { "Wacom Intuos Pro S", 31496, 19685, 2047, 63,
3981           INTUOSPS, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7, .touch_max = 16,
3982           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3983 static const struct wacom_features wacom_features_0x315 =
3984         { "Wacom Intuos Pro M", 44704, 27940, 2047, 63,
3985           INTUOSPM, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16,
3986           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3987 static const struct wacom_features wacom_features_0x317 =
3988         { "Wacom Intuos Pro L", 65024, 40640, 2047, 63,
3989           INTUOSPL, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16,
3990           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
3991 static const struct wacom_features wacom_features_0xF4 =
3992         { "Wacom Cintiq 24HD", 104480, 65600, 2047, 63,
3993           WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 16,
3994           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
3995           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
3996 static const struct wacom_features wacom_features_0xF8 =
3997         { "Wacom Cintiq 24HD touch", 104480, 65600, 2047, 63, /* Pen */
3998           WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 16,
3999           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4000           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4001           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf6 };
4002 static const struct wacom_features wacom_features_0xF6 =
4003         { "Wacom Cintiq 24HD touch", .type = WACOM_24HDT, /* Touch */
4004           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf8, .touch_max = 10,
4005           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4006 static const struct wacom_features wacom_features_0x32A =
4007         { "Wacom Cintiq 27QHD", 120140, 67920, 2047, 63,
4008           WACOM_27QHD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 0,
4009           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4010           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4011 static const struct wacom_features wacom_features_0x32B =
4012         { "Wacom Cintiq 27QHD touch", 120140, 67920, 2047, 63,
4013           WACOM_27QHD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 0,
4014           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4015           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4016           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x32C };
4017 static const struct wacom_features wacom_features_0x32C =
4018         { "Wacom Cintiq 27QHD touch", .type = WACOM_27QHDT,
4019           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x32B, .touch_max = 10 };
4020 static const struct wacom_features wacom_features_0x3F =
4021         { "Wacom Cintiq 21UX", 87200, 65600, 1023, 63,
4022           CINTIQ, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4023 static const struct wacom_features wacom_features_0xC5 =
4024         { "Wacom Cintiq 20WSX", 86680, 54180, 1023, 63,
4025           WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 10 };
4026 static const struct wacom_features wacom_features_0xC6 =
4027         { "Wacom Cintiq 12WX", 53020, 33440, 1023, 63,
4028           WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 10 };
4029 static const struct wacom_features wacom_features_0x304 =
4030         { "Wacom Cintiq 13HD", 59552, 33848, 1023, 63,
4031           WACOM_13HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4032           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4033           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4034 static const struct wacom_features wacom_features_0x333 =
4035         { "Wacom Cintiq 13HD touch", 59552, 33848, 2047, 63,
4036           WACOM_13HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4037           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4038           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4039           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x335 };
4040 static const struct wacom_features wacom_features_0x335 =
4041         { "Wacom Cintiq 13HD touch", .type = WACOM_24HDT, /* Touch */
4042           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x333, .touch_max = 10,
4043           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4044 static const struct wacom_features wacom_features_0xC7 =
4045         { "Wacom DTU1931", 37832, 30305, 511, 0,
4046           PL, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4047 static const struct wacom_features wacom_features_0xCE =
4048         { "Wacom DTU2231", 47864, 27011, 511, 0,
4049           DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4050           .check_for_hid_type = true, .hid_type = HID_TYPE_USBMOUSE };
4051 static const struct wacom_features wacom_features_0xF0 =
4052         { "Wacom DTU1631", 34623, 19553, 511, 0,
4053           DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4054 static const struct wacom_features wacom_features_0xFB =
4055         { "Wacom DTU1031", 22096, 13960, 511, 0,
4056           DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4057           WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4058           WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4059 static const struct wacom_features wacom_features_0x32F =
4060         { "Wacom DTU1031X", 22672, 12928, 511, 0,
4061           DTUSX, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 0,
4062           WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4063           WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4064 static const struct wacom_features wacom_features_0x336 =
4065         { "Wacom DTU1141", 23672, 13403, 1023, 0,
4066           DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4067           WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4068           WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4069 static const struct wacom_features wacom_features_0x57 =
4070         { "Wacom DTK2241", 95840, 54260, 2047, 63,
4071           DTK, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 6,
4072           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4073           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4074 static const struct wacom_features wacom_features_0x59 = /* Pen */
4075         { "Wacom DTH2242", 95840, 54260, 2047, 63,
4076           DTK, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 6,
4077           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4078           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4079           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5D };
4080 static const struct wacom_features wacom_features_0x5D = /* Touch */
4081         { "Wacom DTH2242",       .type = WACOM_24HDT,
4082           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x59, .touch_max = 10,
4083           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4084 static const struct wacom_features wacom_features_0xCC =
4085         { "Wacom Cintiq 21UX2", 87200, 65600, 2047, 63,
4086           WACOM_21UX2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4087           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4088           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4089 static const struct wacom_features wacom_features_0xFA =
4090         { "Wacom Cintiq 22HD", 95840, 54260, 2047, 63,
4091           WACOM_22HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4092           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4093           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4094 static const struct wacom_features wacom_features_0x5B =
4095         { "Wacom Cintiq 22HDT", 95840, 54260, 2047, 63,
4096           WACOM_22HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4097           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4098           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4099           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5e };
4100 static const struct wacom_features wacom_features_0x5E =
4101         { "Wacom Cintiq 22HDT", .type = WACOM_24HDT,
4102           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5b, .touch_max = 10,
4103           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4104 static const struct wacom_features wacom_features_0x90 =
4105         { "Wacom ISDv4 90", 26202, 16325, 255, 0,
4106           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4107 static const struct wacom_features wacom_features_0x93 =
4108         { "Wacom ISDv4 93", 26202, 16325, 255, 0,
4109           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4110 static const struct wacom_features wacom_features_0x97 =
4111         { "Wacom ISDv4 97", 26202, 16325, 511, 0,
4112           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4113 static const struct wacom_features wacom_features_0x9A =
4114         { "Wacom ISDv4 9A", 26202, 16325, 255, 0,
4115           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4116 static const struct wacom_features wacom_features_0x9F =
4117         { "Wacom ISDv4 9F", 26202, 16325, 255, 0,
4118           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4119 static const struct wacom_features wacom_features_0xE2 =
4120         { "Wacom ISDv4 E2", 26202, 16325, 255, 0,
4121           TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4122 static const struct wacom_features wacom_features_0xE3 =
4123         { "Wacom ISDv4 E3", 26202, 16325, 255, 0,
4124           TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4125 static const struct wacom_features wacom_features_0xE5 =
4126         { "Wacom ISDv4 E5", 26202, 16325, 255, 0,
4127           MTSCREEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4128 static const struct wacom_features wacom_features_0xE6 =
4129         { "Wacom ISDv4 E6", 27760, 15694, 255, 0,
4130           TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4131 static const struct wacom_features wacom_features_0xEC =
4132         { "Wacom ISDv4 EC", 25710, 14500, 255, 0,
4133           TABLETPC,    WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4134 static const struct wacom_features wacom_features_0xED =
4135         { "Wacom ISDv4 ED", 26202, 16325, 255, 0,
4136           TABLETPCE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4137 static const struct wacom_features wacom_features_0xEF =
4138         { "Wacom ISDv4 EF", 26202, 16325, 255, 0,
4139           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4140 static const struct wacom_features wacom_features_0x100 =
4141         { "Wacom ISDv4 100", 26202, 16325, 255, 0,
4142           MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4143 static const struct wacom_features wacom_features_0x101 =
4144         { "Wacom ISDv4 101", 26202, 16325, 255, 0,
4145           MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4146 static const struct wacom_features wacom_features_0x10D =
4147         { "Wacom ISDv4 10D", 26202, 16325, 255, 0,
4148           MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4149 static const struct wacom_features wacom_features_0x10E =
4150         { "Wacom ISDv4 10E", 27760, 15694, 255, 0,
4151           MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4152 static const struct wacom_features wacom_features_0x10F =
4153         { "Wacom ISDv4 10F", 27760, 15694, 255, 0,
4154           MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4155 static const struct wacom_features wacom_features_0x116 =
4156         { "Wacom ISDv4 116", 26202, 16325, 255, 0,
4157           TABLETPCE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4158 static const struct wacom_features wacom_features_0x12C =
4159         { "Wacom ISDv4 12C", 27848, 15752, 2047, 0,
4160           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4161 static const struct wacom_features wacom_features_0x4001 =
4162         { "Wacom ISDv4 4001", 26202, 16325, 255, 0,
4163           MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4164 static const struct wacom_features wacom_features_0x4004 =
4165         { "Wacom ISDv4 4004", 11060, 6220, 255, 0,
4166           MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4167 static const struct wacom_features wacom_features_0x5000 =
4168         { "Wacom ISDv4 5000", 27848, 15752, 1023, 0,
4169           MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4170 static const struct wacom_features wacom_features_0x5002 =
4171         { "Wacom ISDv4 5002", 29576, 16724, 1023, 0,
4172           MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4173 static const struct wacom_features wacom_features_0x47 =
4174         { "Wacom Intuos2 6x8", 20320, 16240, 1023, 31,
4175           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4176 static const struct wacom_features wacom_features_0x84 =
4177         { "Wacom Wireless Receiver", .type = WIRELESS, .touch_max = 16 };
4178 static const struct wacom_features wacom_features_0xD0 =
4179         { "Wacom Bamboo 2FG", 14720, 9200, 1023, 31,
4180           BAMBOO_TOUCH, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4181 static const struct wacom_features wacom_features_0xD1 =
4182         { "Wacom Bamboo 2FG 4x5", 14720, 9200, 1023, 31,
4183           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4184 static const struct wacom_features wacom_features_0xD2 =
4185         { "Wacom Bamboo Craft", 14720, 9200, 1023, 31,
4186           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4187 static const struct wacom_features wacom_features_0xD3 =
4188         { "Wacom Bamboo 2FG 6x8", 21648, 13700, 1023, 31,
4189           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4190 static const struct wacom_features wacom_features_0xD4 =
4191         { "Wacom Bamboo Pen", 14720, 9200, 1023, 31,
4192           BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4193 static const struct wacom_features wacom_features_0xD5 =
4194         { "Wacom Bamboo Pen 6x8", 21648, 13700, 1023, 31,
4195           BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4196 static const struct wacom_features wacom_features_0xD6 =
4197         { "Wacom BambooPT 2FG 4x5", 14720, 9200, 1023, 31,
4198           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4199 static const struct wacom_features wacom_features_0xD7 =
4200         { "Wacom BambooPT 2FG Small", 14720, 9200, 1023, 31,
4201           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4202 static const struct wacom_features wacom_features_0xD8 =
4203         { "Wacom Bamboo Comic 2FG", 21648, 13700, 1023, 31,
4204           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4205 static const struct wacom_features wacom_features_0xDA =
4206         { "Wacom Bamboo 2FG 4x5 SE", 14720, 9200, 1023, 31,
4207           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4208 static const struct wacom_features wacom_features_0xDB =
4209         { "Wacom Bamboo 2FG 6x8 SE", 21648, 13700, 1023, 31,
4210           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4211 static const struct wacom_features wacom_features_0xDD =
4212         { "Wacom Bamboo Connect", 14720, 9200, 1023, 31,
4213           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4214 static const struct wacom_features wacom_features_0xDE =
4215         { "Wacom Bamboo 16FG 4x5", 14720, 9200, 1023, 31,
4216           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16 };
4217 static const struct wacom_features wacom_features_0xDF =
4218         { "Wacom Bamboo 16FG 6x8", 21648, 13700, 1023, 31,
4219           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16 };
4220 static const struct wacom_features wacom_features_0x300 =
4221         { "Wacom Bamboo One S", 14720, 9225, 1023, 31,
4222           BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4223 static const struct wacom_features wacom_features_0x301 =
4224         { "Wacom Bamboo One M", 21648, 13530, 1023, 31,
4225           BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4226 static const struct wacom_features wacom_features_0x302 =
4227         { "Wacom Intuos PT S", 15200, 9500, 1023, 31,
4228           INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4229           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4230 static const struct wacom_features wacom_features_0x303 =
4231         { "Wacom Intuos PT M", 21600, 13500, 1023, 31,
4232           INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4233           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4234 static const struct wacom_features wacom_features_0x30E =
4235         { "Wacom Intuos S", 15200, 9500, 1023, 31,
4236           INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4237           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4238 static const struct wacom_features wacom_features_0x6004 =
4239         { "ISD-V4", 12800, 8000, 255, 0,
4240           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4241 static const struct wacom_features wacom_features_0x307 =
4242         { "Wacom ISDv5 307", 59552, 33848, 2047, 63,
4243           CINTIQ_HYBRID, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4244           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4245           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4246           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x309 };
4247 static const struct wacom_features wacom_features_0x309 =
4248         { "Wacom ISDv5 309", .type = WACOM_24HDT, /* Touch */
4249           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x0307, .touch_max = 10,
4250           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4251 static const struct wacom_features wacom_features_0x30A =
4252         { "Wacom ISDv5 30A", 59552, 33848, 2047, 63,
4253           CINTIQ_HYBRID, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4254           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4255           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4256           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x30C };
4257 static const struct wacom_features wacom_features_0x30C =
4258         { "Wacom ISDv5 30C", .type = WACOM_24HDT, /* Touch */
4259           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x30A, .touch_max = 10,
4260           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4261 static const struct wacom_features wacom_features_0x318 =
4262         { "Wacom USB Bamboo PAD", 4095, 4095, /* Touch */
4263           .type = BAMBOO_PAD, 35, 48, .touch_max = 4 };
4264 static const struct wacom_features wacom_features_0x319 =
4265         { "Wacom Wireless Bamboo PAD", 4095, 4095, /* Touch */
4266           .type = BAMBOO_PAD, 35, 48, .touch_max = 4 };
4267 static const struct wacom_features wacom_features_0x325 =
4268         { "Wacom ISDv5 325", 59552, 33848, 2047, 63,
4269           CINTIQ_COMPANION_2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 11,
4270           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4271           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4272           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x326 };
4273 static const struct wacom_features wacom_features_0x326 = /* Touch */
4274         { "Wacom ISDv5 326", .type = HID_GENERIC, .oVid = USB_VENDOR_ID_WACOM,
4275           .oPid = 0x325 };
4276 static const struct wacom_features wacom_features_0x323 =
4277         { "Wacom Intuos P M", 21600, 13500, 1023, 31,
4278           INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4279           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4280 static const struct wacom_features wacom_features_0x331 =
4281         { "Wacom Express Key Remote", .type = REMOTE,
4282           .numbered_buttons = 18, .check_for_hid_type = true,
4283           .hid_type = HID_TYPE_USBNONE };
4284 static const struct wacom_features wacom_features_0x33B =
4285         { "Wacom Intuos S 2", 15200, 9500, 2047, 63,
4286           INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4287           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4288 static const struct wacom_features wacom_features_0x33C =
4289         { "Wacom Intuos PT S 2", 15200, 9500, 2047, 63,
4290           INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4291           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4292 static const struct wacom_features wacom_features_0x33D =
4293         { "Wacom Intuos P M 2", 21600, 13500, 2047, 63,
4294           INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4295           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4296 static const struct wacom_features wacom_features_0x33E =
4297         { "Wacom Intuos PT M 2", 21600, 13500, 2047, 63,
4298           INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4299           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4300 static const struct wacom_features wacom_features_0x343 =
4301         { "Wacom DTK1651", 34816, 19759, 1023, 0,
4302           DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4303           WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4304           WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4305 static const struct wacom_features wacom_features_0x360 =
4306         { "Wacom Intuos Pro M", 44800, 29600, 8191, 63,
4307           INTUOSP2_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 10 };
4308 static const struct wacom_features wacom_features_0x361 =
4309         { "Wacom Intuos Pro L", 62200, 43200, 8191, 63,
4310           INTUOSP2_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 10 };
4311
4312 static const struct wacom_features wacom_features_HID_ANY_ID =
4313         { "Wacom HID", .type = HID_GENERIC, .oVid = HID_ANY_ID, .oPid = HID_ANY_ID };
4314
4315 #define USB_DEVICE_WACOM(prod)                                          \
4316         HID_DEVICE(BUS_USB, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4317         .driver_data = (kernel_ulong_t)&wacom_features_##prod
4318
4319 #define BT_DEVICE_WACOM(prod)                                           \
4320         HID_DEVICE(BUS_BLUETOOTH, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4321         .driver_data = (kernel_ulong_t)&wacom_features_##prod
4322
4323 #define I2C_DEVICE_WACOM(prod)                                          \
4324         HID_DEVICE(BUS_I2C, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4325         .driver_data = (kernel_ulong_t)&wacom_features_##prod
4326
4327 #define USB_DEVICE_LENOVO(prod)                                 \
4328         HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, prod),                     \
4329         .driver_data = (kernel_ulong_t)&wacom_features_##prod
4330
4331 const struct hid_device_id wacom_ids[] = {
4332         { USB_DEVICE_WACOM(0x00) },
4333         { USB_DEVICE_WACOM(0x03) },
4334         { USB_DEVICE_WACOM(0x10) },
4335         { USB_DEVICE_WACOM(0x11) },
4336         { USB_DEVICE_WACOM(0x12) },
4337         { USB_DEVICE_WACOM(0x13) },
4338         { USB_DEVICE_WACOM(0x14) },
4339         { USB_DEVICE_WACOM(0x15) },
4340         { USB_DEVICE_WACOM(0x16) },
4341         { USB_DEVICE_WACOM(0x17) },
4342         { USB_DEVICE_WACOM(0x18) },
4343         { USB_DEVICE_WACOM(0x19) },
4344         { USB_DEVICE_WACOM(0x20) },
4345         { USB_DEVICE_WACOM(0x21) },
4346         { USB_DEVICE_WACOM(0x22) },
4347         { USB_DEVICE_WACOM(0x23) },
4348         { USB_DEVICE_WACOM(0x24) },
4349         { USB_DEVICE_WACOM(0x26) },
4350         { USB_DEVICE_WACOM(0x27) },
4351         { USB_DEVICE_WACOM(0x28) },
4352         { USB_DEVICE_WACOM(0x29) },
4353         { USB_DEVICE_WACOM(0x2A) },
4354         { USB_DEVICE_WACOM(0x30) },
4355         { USB_DEVICE_WACOM(0x31) },
4356         { USB_DEVICE_WACOM(0x32) },
4357         { USB_DEVICE_WACOM(0x33) },
4358         { USB_DEVICE_WACOM(0x34) },
4359         { USB_DEVICE_WACOM(0x35) },
4360         { USB_DEVICE_WACOM(0x37) },
4361         { USB_DEVICE_WACOM(0x38) },
4362         { USB_DEVICE_WACOM(0x39) },
4363         { USB_DEVICE_WACOM(0x3F) },
4364         { USB_DEVICE_WACOM(0x41) },
4365         { USB_DEVICE_WACOM(0x42) },
4366         { USB_DEVICE_WACOM(0x43) },
4367         { USB_DEVICE_WACOM(0x44) },
4368         { USB_DEVICE_WACOM(0x45) },
4369         { USB_DEVICE_WACOM(0x47) },
4370         { USB_DEVICE_WACOM(0x57) },
4371         { USB_DEVICE_WACOM(0x59) },
4372         { USB_DEVICE_WACOM(0x5B) },
4373         { USB_DEVICE_WACOM(0x5D) },
4374         { USB_DEVICE_WACOM(0x5E) },
4375         { USB_DEVICE_WACOM(0x60) },
4376         { USB_DEVICE_WACOM(0x61) },
4377         { USB_DEVICE_WACOM(0x62) },
4378         { USB_DEVICE_WACOM(0x63) },
4379         { USB_DEVICE_WACOM(0x64) },
4380         { USB_DEVICE_WACOM(0x65) },
4381         { USB_DEVICE_WACOM(0x69) },
4382         { USB_DEVICE_WACOM(0x6A) },
4383         { USB_DEVICE_WACOM(0x6B) },
4384         { BT_DEVICE_WACOM(0x81) },
4385         { USB_DEVICE_WACOM(0x84) },
4386         { USB_DEVICE_WACOM(0x90) },
4387         { USB_DEVICE_WACOM(0x93) },
4388         { USB_DEVICE_WACOM(0x97) },
4389         { USB_DEVICE_WACOM(0x9A) },
4390         { USB_DEVICE_WACOM(0x9F) },
4391         { USB_DEVICE_WACOM(0xB0) },
4392         { USB_DEVICE_WACOM(0xB1) },
4393         { USB_DEVICE_WACOM(0xB2) },
4394         { USB_DEVICE_WACOM(0xB3) },
4395         { USB_DEVICE_WACOM(0xB4) },
4396         { USB_DEVICE_WACOM(0xB5) },
4397         { USB_DEVICE_WACOM(0xB7) },
4398         { USB_DEVICE_WACOM(0xB8) },
4399         { USB_DEVICE_WACOM(0xB9) },
4400         { USB_DEVICE_WACOM(0xBA) },
4401         { USB_DEVICE_WACOM(0xBB) },
4402         { USB_DEVICE_WACOM(0xBC) },
4403         { BT_DEVICE_WACOM(0xBD) },
4404         { USB_DEVICE_WACOM(0xC0) },
4405         { USB_DEVICE_WACOM(0xC2) },
4406         { USB_DEVICE_WACOM(0xC4) },
4407         { USB_DEVICE_WACOM(0xC5) },
4408         { USB_DEVICE_WACOM(0xC6) },
4409         { USB_DEVICE_WACOM(0xC7) },
4410         { USB_DEVICE_WACOM(0xCC) },
4411         { USB_DEVICE_WACOM(0xCE) },
4412         { USB_DEVICE_WACOM(0xD0) },
4413         { USB_DEVICE_WACOM(0xD1) },
4414         { USB_DEVICE_WACOM(0xD2) },
4415         { USB_DEVICE_WACOM(0xD3) },
4416         { USB_DEVICE_WACOM(0xD4) },
4417         { USB_DEVICE_WACOM(0xD5) },
4418         { USB_DEVICE_WACOM(0xD6) },
4419         { USB_DEVICE_WACOM(0xD7) },
4420         { USB_DEVICE_WACOM(0xD8) },
4421         { USB_DEVICE_WACOM(0xDA) },
4422         { USB_DEVICE_WACOM(0xDB) },
4423         { USB_DEVICE_WACOM(0xDD) },
4424         { USB_DEVICE_WACOM(0xDE) },
4425         { USB_DEVICE_WACOM(0xDF) },
4426         { USB_DEVICE_WACOM(0xE2) },
4427         { USB_DEVICE_WACOM(0xE3) },
4428         { USB_DEVICE_WACOM(0xE5) },
4429         { USB_DEVICE_WACOM(0xE6) },
4430         { USB_DEVICE_WACOM(0xEC) },
4431         { USB_DEVICE_WACOM(0xED) },
4432         { USB_DEVICE_WACOM(0xEF) },
4433         { USB_DEVICE_WACOM(0xF0) },
4434         { USB_DEVICE_WACOM(0xF4) },
4435         { USB_DEVICE_WACOM(0xF6) },
4436         { USB_DEVICE_WACOM(0xF8) },
4437         { USB_DEVICE_WACOM(0xFA) },
4438         { USB_DEVICE_WACOM(0xFB) },
4439         { USB_DEVICE_WACOM(0x100) },
4440         { USB_DEVICE_WACOM(0x101) },
4441         { USB_DEVICE_WACOM(0x10D) },
4442         { USB_DEVICE_WACOM(0x10E) },
4443         { USB_DEVICE_WACOM(0x10F) },
4444         { USB_DEVICE_WACOM(0x116) },
4445         { USB_DEVICE_WACOM(0x12C) },
4446         { USB_DEVICE_WACOM(0x300) },
4447         { USB_DEVICE_WACOM(0x301) },
4448         { USB_DEVICE_WACOM(0x302) },
4449         { USB_DEVICE_WACOM(0x303) },
4450         { USB_DEVICE_WACOM(0x304) },
4451         { USB_DEVICE_WACOM(0x307) },
4452         { USB_DEVICE_WACOM(0x309) },
4453         { USB_DEVICE_WACOM(0x30A) },
4454         { USB_DEVICE_WACOM(0x30C) },
4455         { USB_DEVICE_WACOM(0x30E) },
4456         { USB_DEVICE_WACOM(0x314) },
4457         { USB_DEVICE_WACOM(0x315) },
4458         { USB_DEVICE_WACOM(0x317) },
4459         { USB_DEVICE_WACOM(0x318) },
4460         { USB_DEVICE_WACOM(0x319) },
4461         { USB_DEVICE_WACOM(0x323) },
4462         { USB_DEVICE_WACOM(0x325) },
4463         { USB_DEVICE_WACOM(0x326) },
4464         { USB_DEVICE_WACOM(0x32A) },
4465         { USB_DEVICE_WACOM(0x32B) },
4466         { USB_DEVICE_WACOM(0x32C) },
4467         { USB_DEVICE_WACOM(0x32F) },
4468         { USB_DEVICE_WACOM(0x331) },
4469         { USB_DEVICE_WACOM(0x333) },
4470         { USB_DEVICE_WACOM(0x335) },
4471         { USB_DEVICE_WACOM(0x336) },
4472         { USB_DEVICE_WACOM(0x33B) },
4473         { USB_DEVICE_WACOM(0x33C) },
4474         { USB_DEVICE_WACOM(0x33D) },
4475         { USB_DEVICE_WACOM(0x33E) },
4476         { USB_DEVICE_WACOM(0x343) },
4477         { BT_DEVICE_WACOM(0x360) },
4478         { BT_DEVICE_WACOM(0x361) },
4479         { USB_DEVICE_WACOM(0x4001) },
4480         { USB_DEVICE_WACOM(0x4004) },
4481         { USB_DEVICE_WACOM(0x5000) },
4482         { USB_DEVICE_WACOM(0x5002) },
4483         { USB_DEVICE_LENOVO(0x6004) },
4484
4485         { USB_DEVICE_WACOM(HID_ANY_ID) },
4486         { I2C_DEVICE_WACOM(HID_ANY_ID) },
4487         { BT_DEVICE_WACOM(HID_ANY_ID) },
4488         { }
4489 };
4490 MODULE_DEVICE_TABLE(hid, wacom_ids);