drivers/hid/wacom_wac.c

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /*
   3  * drivers/input/tablet/wacom_wac.c
   4  *
   5  *  USB Wacom tablet support - Wacom specific code
   6  */
   7
   8 /*
   9  */
  10
  11 #include "wacom_wac.h"
  12 #include "wacom.h"
  13 #include <linux/input/mt.h>
  14
  15 /* resolution for penabled devices */
  16 #define WACOM_PL_RES            20
  17 #define WACOM_PENPRTN_RES       40
  18 #define WACOM_VOLITO_RES        50
  19 #define WACOM_GRAPHIRE_RES      80
  20 #define WACOM_INTUOS_RES        100
  21 #define WACOM_INTUOS3_RES       200
  22
  23 /* Newer Cintiq and DTU have an offset between tablet and screen areas */
  24 #define WACOM_DTU_OFFSET        200
  25 #define WACOM_CINTIQ_OFFSET     400
  26
  27 /*
  28  * Scale factor relating reported contact size to logical contact area.
  29  * 2^14/pi is a good approximation on Intuos5 and 3rd-gen Bamboo
  30  */
  31 #define WACOM_CONTACT_AREA_SCALE 2607
  32
  33 static bool touch_arbitration = 1;
  34 module_param(touch_arbitration, bool, 0644);
  35 MODULE_PARM_DESC(touch_arbitration, " on (Y) off (N)");
  36
  37 static void wacom_report_numbered_buttons(struct input_dev *input_dev,
  38                                 int button_count, int mask);
  39
  40 static int wacom_numbered_button_to_key(int n);
  41
  42 static void wacom_update_led(struct wacom *wacom, int button_count, int mask,
  43                              int group);
  44 /*
  45  * Percent of battery capacity for Graphire.
  46  * 8th value means AC online and show 100% capacity.
  47  */
  48 static unsigned short batcap_gr[8] = { 1, 15, 25, 35, 50, 70, 100, 100 };
  49
  50 /*
  51  * Percent of battery capacity for Intuos4 WL, AC has a separate bit.
  52  */
  53 static unsigned short batcap_i4[8] = { 1, 15, 30, 45, 60, 70, 85, 100 };
  54
  55 static void __wacom_notify_battery(struct wacom_battery *battery,
  56                                    int bat_status, int bat_capacity,
  57                                    bool bat_charging, bool bat_connected,
  58                                    bool ps_connected)
  59 {
  60         bool changed = battery->bat_status       != bat_status    ||
  61                        battery->battery_capacity != bat_capacity  ||
  62                        battery->bat_charging     != bat_charging  ||
  63                        battery->bat_connected    != bat_connected ||
  64                        battery->ps_connected     != ps_connected;
  65
  66         if (changed) {
  67                 battery->bat_status = bat_status;
  68                 battery->battery_capacity = bat_capacity;
  69                 battery->bat_charging = bat_charging;
  70                 battery->bat_connected = bat_connected;
  71                 battery->ps_connected = ps_connected;
  72
  73                 if (battery->battery)
  74                         power_supply_changed(battery->battery);
  75         }
  76 }
  77
  78 static void wacom_notify_battery(struct wacom_wac *wacom_wac,
  79         int bat_status, int bat_capacity, bool bat_charging,
  80         bool bat_connected, bool ps_connected)
  81 {
  82         struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
  83
  84         __wacom_notify_battery(&wacom->battery, bat_status, bat_capacity,
  85                                bat_charging, bat_connected, ps_connected);
  86 }
  87
  88 static int wacom_penpartner_irq(struct wacom_wac *wacom)
  89 {
  90         unsigned char *data = wacom->data;
  91         struct input_dev *input = wacom->pen_input;
  92
  93         switch (data[0]) {
  94         case 1:
  95                 if (data[5] & 0x80) {
  96                         wacom->tool[0] = (data[5] & 0x20) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
  97                         wacom->id[0] = (data[5] & 0x20) ? ERASER_DEVICE_ID : STYLUS_DEVICE_ID;
  98                         input_report_key(input, wacom->tool[0], 1);
  99                         input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
 100                         input_report_abs(input, ABS_X, get_unaligned_le16(&data[1]));
 101                         input_report_abs(input, ABS_Y, get_unaligned_le16(&data[3]));
 102                         input_report_abs(input, ABS_PRESSURE, (signed char)data[6] + 127);
 103                         input_report_key(input, BTN_TOUCH, ((signed char)data[6] > -127));
 104                         input_report_key(input, BTN_STYLUS, (data[5] & 0x40));
 105                 } else {
 106                         input_report_key(input, wacom->tool[0], 0);
 107                         input_report_abs(input, ABS_MISC, 0); /* report tool id */
 108                         input_report_abs(input, ABS_PRESSURE, -1);
 109                         input_report_key(input, BTN_TOUCH, 0);
 110                 }
 111                 break;
 112
 113         case 2:
 114                 input_report_key(input, BTN_TOOL_PEN, 1);
 115                 input_report_abs(input, ABS_MISC, STYLUS_DEVICE_ID); /* report tool id */
 116                 input_report_abs(input, ABS_X, get_unaligned_le16(&data[1]));
 117                 input_report_abs(input, ABS_Y, get_unaligned_le16(&data[3]));
 118                 input_report_abs(input, ABS_PRESSURE, (signed char)data[6] + 127);
 119                 input_report_key(input, BTN_TOUCH, ((signed char)data[6] > -80) && !(data[5] & 0x20));
 120                 input_report_key(input, BTN_STYLUS, (data[5] & 0x40));
 121                 break;
 122
 123         default:
 124                 dev_dbg(input->dev.parent,
 125                         "%s: received unknown report #%d\n", __func__, data[0]);
 126                 return 0;
 127         }
 128
 129         return 1;
 130 }
 131
 132 static int wacom_pl_irq(struct wacom_wac *wacom)
 133 {
 134         struct wacom_features *features = &wacom->features;
 135         unsigned char *data = wacom->data;
 136         struct input_dev *input = wacom->pen_input;
 137         int prox, pressure;
 138
 139         if (data[0] != WACOM_REPORT_PENABLED) {
 140                 dev_dbg(input->dev.parent,
 141                         "%s: received unknown report #%d\n", __func__, data[0]);
 142                 return 0;
 143         }
 144
 145         prox = data[1] & 0x40;
 146
 147         if (!wacom->id[0]) {
 148                 if ((data[0] & 0x10) || (data[4] & 0x20)) {
 149                         wacom->tool[0] = BTN_TOOL_RUBBER;
 150                         wacom->id[0] = ERASER_DEVICE_ID;
 151                 }
 152                 else {
 153                         wacom->tool[0] = BTN_TOOL_PEN;
 154                         wacom->id[0] = STYLUS_DEVICE_ID;
 155                 }
 156         }
 157
 158         /* If the eraser is in prox, STYLUS2 is always set. If we
 159          * mis-detected the type and notice that STYLUS2 isn't set
 160          * then force the eraser out of prox and let the pen in.
 161          */
 162         if (wacom->tool[0] == BTN_TOOL_RUBBER && !(data[4] & 0x20)) {
 163                 input_report_key(input, BTN_TOOL_RUBBER, 0);
 164                 input_report_abs(input, ABS_MISC, 0);
 165                 input_sync(input);
 166                 wacom->tool[0] = BTN_TOOL_PEN;
 167                 wacom->id[0] = STYLUS_DEVICE_ID;
 168         }
 169
 170         if (prox) {
 171                 pressure = (signed char)((data[7] << 1) | ((data[4] >> 2) & 1));
 172                 if (features->pressure_max > 255)
 173                         pressure = (pressure << 1) | ((data[4] >> 6) & 1);
 174                 pressure += (features->pressure_max + 1) / 2;
 175
 176                 input_report_abs(input, ABS_X, data[3] | (data[2] << 7) | ((data[1] & 0x03) << 14));
 177                 input_report_abs(input, ABS_Y, data[6] | (data[5] << 7) | ((data[4] & 0x03) << 14));
 178                 input_report_abs(input, ABS_PRESSURE, pressure);
 179
 180                 input_report_key(input, BTN_TOUCH, data[4] & 0x08);
 181                 input_report_key(input, BTN_STYLUS, data[4] & 0x10);
 182                 /* Only allow the stylus2 button to be reported for the pen tool. */
 183                 input_report_key(input, BTN_STYLUS2, (wacom->tool[0] == BTN_TOOL_PEN) && (data[4] & 0x20));
 184         }
 185
 186         if (!prox)
 187                 wacom->id[0] = 0;
 188         input_report_key(input, wacom->tool[0], prox);
 189         input_report_abs(input, ABS_MISC, wacom->id[0]);
 190         return 1;
 191 }
 192
 193 static int wacom_ptu_irq(struct wacom_wac *wacom)
 194 {
 195         unsigned char *data = wacom->data;
 196         struct input_dev *input = wacom->pen_input;
 197
 198         if (data[0] != WACOM_REPORT_PENABLED) {
 199                 dev_dbg(input->dev.parent,
 200                         "%s: received unknown report #%d\n", __func__, data[0]);
 201                 return 0;
 202         }
 203
 204         if (data[1] & 0x04) {
 205                 input_report_key(input, BTN_TOOL_RUBBER, data[1] & 0x20);
 206                 input_report_key(input, BTN_TOUCH, data[1] & 0x08);
 207                 wacom->id[0] = ERASER_DEVICE_ID;
 208         } else {
 209                 input_report_key(input, BTN_TOOL_PEN, data[1] & 0x20);
 210                 input_report_key(input, BTN_TOUCH, data[1] & 0x01);
 211                 wacom->id[0] = STYLUS_DEVICE_ID;
 212         }
 213         input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
 214         input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
 215         input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
 216         input_report_abs(input, ABS_PRESSURE, le16_to_cpup((__le16 *)&data[6]));
 217         input_report_key(input, BTN_STYLUS, data[1] & 0x02);
 218         input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
 219         return 1;
 220 }
 221
 222 static int wacom_dtu_irq(struct wacom_wac *wacom)
 223 {
 224         unsigned char *data = wacom->data;
 225         struct input_dev *input = wacom->pen_input;
 226         int prox = data[1] & 0x20;
 227
 228         dev_dbg(input->dev.parent,
 229                 "%s: received report #%d", __func__, data[0]);
 230
 231         if (prox) {
 232                 /* Going into proximity select tool */
 233                 wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
 234                 if (wacom->tool[0] == BTN_TOOL_PEN)
 235                         wacom->id[0] = STYLUS_DEVICE_ID;
 236                 else
 237                         wacom->id[0] = ERASER_DEVICE_ID;
 238         }
 239         input_report_key(input, BTN_STYLUS, data[1] & 0x02);
 240         input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
 241         input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
 242         input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
 243         input_report_abs(input, ABS_PRESSURE, ((data[7] & 0x01) << 8) | data[6]);
 244         input_report_key(input, BTN_TOUCH, data[1] & 0x05);
 245         if (!prox) /* out-prox */
 246                 wacom->id[0] = 0;
 247         input_report_key(input, wacom->tool[0], prox);
 248         input_report_abs(input, ABS_MISC, wacom->id[0]);
 249         return 1;
 250 }
 251
 252 static int wacom_dtus_irq(struct wacom_wac *wacom)
 253 {
 254         char *data = wacom->data;
 255         struct input_dev *input = wacom->pen_input;
 256         unsigned short prox, pressure = 0;
 257
 258         if (data[0] != WACOM_REPORT_DTUS && data[0] != WACOM_REPORT_DTUSPAD) {
 259                 dev_dbg(input->dev.parent,
 260                         "%s: received unknown report #%d", __func__, data[0]);
 261                 return 0;
 262         } else if (data[0] == WACOM_REPORT_DTUSPAD) {
 263                 input = wacom->pad_input;
 264                 input_report_key(input, BTN_0, (data[1] & 0x01));
 265                 input_report_key(input, BTN_1, (data[1] & 0x02));
 266                 input_report_key(input, BTN_2, (data[1] & 0x04));
 267                 input_report_key(input, BTN_3, (data[1] & 0x08));
 268                 input_report_abs(input, ABS_MISC,
 269                                  data[1] & 0x0f ? PAD_DEVICE_ID : 0);
 270                 return 1;
 271         } else {
 272                 prox = data[1] & 0x80;
 273                 if (prox) {
 274                         switch ((data[1] >> 3) & 3) {
 275                         case 1: /* Rubber */
 276                                 wacom->tool[0] = BTN_TOOL_RUBBER;
 277                                 wacom->id[0] = ERASER_DEVICE_ID;
 278                                 break;
 279
 280                         case 2: /* Pen */
 281                                 wacom->tool[0] = BTN_TOOL_PEN;
 282                                 wacom->id[0] = STYLUS_DEVICE_ID;
 283                                 break;
 284                         }
 285                 }
 286
 287                 input_report_key(input, BTN_STYLUS, data[1] & 0x20);
 288                 input_report_key(input, BTN_STYLUS2, data[1] & 0x40);
 289                 input_report_abs(input, ABS_X, get_unaligned_be16(&data[3]));
 290                 input_report_abs(input, ABS_Y, get_unaligned_be16(&data[5]));
 291                 pressure = ((data[1] & 0x03) << 8) | (data[2] & 0xff);
 292                 input_report_abs(input, ABS_PRESSURE, pressure);
 293                 input_report_key(input, BTN_TOUCH, pressure > 10);
 294
 295                 if (!prox) /* out-prox */
 296                         wacom->id[0] = 0;
 297                 input_report_key(input, wacom->tool[0], prox);
 298                 input_report_abs(input, ABS_MISC, wacom->id[0]);
 299                 return 1;
 300         }
 301 }
 302
 303 static int wacom_graphire_irq(struct wacom_wac *wacom)
 304 {
 305         struct wacom_features *features = &wacom->features;
 306         unsigned char *data = wacom->data;
 307         struct input_dev *input = wacom->pen_input;
 308         struct input_dev *pad_input = wacom->pad_input;
 309         int battery_capacity, ps_connected;
 310         int prox;
 311         int rw = 0;
 312         int retval = 0;
 313
 314         if (features->type == GRAPHIRE_BT) {
 315                 if (data[0] != WACOM_REPORT_PENABLED_BT) {
 316                         dev_dbg(input->dev.parent,
 317                                 "%s: received unknown report #%d\n", __func__,
 318                                 data[0]);
 319                         goto exit;
 320                 }
 321         } else if (data[0] != WACOM_REPORT_PENABLED) {
 322                 dev_dbg(input->dev.parent,
 323                         "%s: received unknown report #%d\n", __func__, data[0]);
 324                 goto exit;
 325         }
 326
 327         prox = data[1] & 0x80;
 328         if (prox || wacom->id[0]) {
 329                 if (prox) {
 330                         switch ((data[1] >> 5) & 3) {
 331
 332                         case 0: /* Pen */
 333                                 wacom->tool[0] = BTN_TOOL_PEN;
 334                                 wacom->id[0] = STYLUS_DEVICE_ID;
 335                                 break;
 336
 337                         case 1: /* Rubber */
 338                                 wacom->tool[0] = BTN_TOOL_RUBBER;
 339                                 wacom->id[0] = ERASER_DEVICE_ID;
 340                                 break;
 341
 342                         case 2: /* Mouse with wheel */
 343                                 input_report_key(input, BTN_MIDDLE, data[1] & 0x04);
 344                                 /* fall through */
 345
 346                         case 3: /* Mouse without wheel */
 347                                 wacom->tool[0] = BTN_TOOL_MOUSE;
 348                                 wacom->id[0] = CURSOR_DEVICE_ID;
 349                                 break;
 350                         }
 351                 }
 352                 input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
 353                 input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
 354                 if (wacom->tool[0] != BTN_TOOL_MOUSE) {
 355                         if (features->type == GRAPHIRE_BT)
 356                                 input_report_abs(input, ABS_PRESSURE, data[6] |
 357                                         (((__u16) (data[1] & 0x08)) << 5));
 358                         else
 359                                 input_report_abs(input, ABS_PRESSURE, data[6] |
 360                                         ((data[7] & 0x03) << 8));
 361                         input_report_key(input, BTN_TOUCH, data[1] & 0x01);
 362                         input_report_key(input, BTN_STYLUS, data[1] & 0x02);
 363                         input_report_key(input, BTN_STYLUS2, data[1] & 0x04);
 364                 } else {
 365                         input_report_key(input, BTN_LEFT, data[1] & 0x01);
 366                         input_report_key(input, BTN_RIGHT, data[1] & 0x02);
 367                         if (features->type == WACOM_G4 ||
 368                                         features->type == WACOM_MO) {
 369                                 input_report_abs(input, ABS_DISTANCE, data[6] & 0x3f);
 370                                 rw = (data[7] & 0x04) - (data[7] & 0x03);
 371                         } else if (features->type == GRAPHIRE_BT) {
 372                                 /* Compute distance between mouse and tablet */
 373                                 rw = 44 - (data[6] >> 2);
 374                                 rw = clamp_val(rw, 0, 31);
 375                                 input_report_abs(input, ABS_DISTANCE, rw);
 376                                 if (((data[1] >> 5) & 3) == 2) {
 377                                         /* Mouse with wheel */
 378                                         input_report_key(input, BTN_MIDDLE,
 379                                                         data[1] & 0x04);
 380                                         rw = (data[6] & 0x01) ? -1 :
 381                                                 (data[6] & 0x02) ? 1 : 0;
 382                                 } else {
 383                                         rw = 0;
 384                                 }
 385                         } else {
 386                                 input_report_abs(input, ABS_DISTANCE, data[7] & 0x3f);
 387                                 rw = -(signed char)data[6];
 388                         }
 389                         input_report_rel(input, REL_WHEEL, rw);
 390                 }
 391
 392                 if (!prox)
 393                         wacom->id[0] = 0;
 394                 input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
 395                 input_report_key(input, wacom->tool[0], prox);
 396                 input_sync(input); /* sync last event */
 397         }
 398
 399         /* send pad data */
 400         switch (features->type) {
 401         case WACOM_G4:
 402                 prox = data[7] & 0xf8;
 403                 if (prox || wacom->id[1]) {
 404                         wacom->id[1] = PAD_DEVICE_ID;
 405                         input_report_key(pad_input, BTN_BACK, (data[7] & 0x40));
 406                         input_report_key(pad_input, BTN_FORWARD, (data[7] & 0x80));
 407                         rw = ((data[7] & 0x18) >> 3) - ((data[7] & 0x20) >> 3);
 408                         input_report_rel(pad_input, REL_WHEEL, rw);
 409                         if (!prox)
 410                                 wacom->id[1] = 0;
 411                         input_report_abs(pad_input, ABS_MISC, wacom->id[1]);
 412                         retval = 1;
 413                 }
 414                 break;
 415
 416         case WACOM_MO:
 417                 prox = (data[7] & 0xf8) || data[8];
 418                 if (prox || wacom->id[1]) {
 419                         wacom->id[1] = PAD_DEVICE_ID;
 420                         input_report_key(pad_input, BTN_BACK, (data[7] & 0x08));
 421                         input_report_key(pad_input, BTN_LEFT, (data[7] & 0x20));
 422                         input_report_key(pad_input, BTN_FORWARD, (data[7] & 0x10));
 423                         input_report_key(pad_input, BTN_RIGHT, (data[7] & 0x40));
 424                         input_report_abs(pad_input, ABS_WHEEL, (data[8] & 0x7f));
 425                         if (!prox)
 426                                 wacom->id[1] = 0;
 427                         input_report_abs(pad_input, ABS_MISC, wacom->id[1]);
 428                         retval = 1;
 429                 }
 430                 break;
 431         case GRAPHIRE_BT:
 432                 prox = data[7] & 0x03;
 433                 if (prox || wacom->id[1]) {
 434                         wacom->id[1] = PAD_DEVICE_ID;
 435                         input_report_key(pad_input, BTN_0, (data[7] & 0x02));
 436                         input_report_key(pad_input, BTN_1, (data[7] & 0x01));
 437                         if (!prox)
 438                                 wacom->id[1] = 0;
 439                         input_report_abs(pad_input, ABS_MISC, wacom->id[1]);
 440                         retval = 1;
 441                 }
 442                 break;
 443         }
 444
 445         /* Store current battery capacity and power supply state */
 446         if (features->type == GRAPHIRE_BT) {
 447                 rw = (data[7] >> 2 & 0x07);
 448                 battery_capacity = batcap_gr[rw];
 449                 ps_connected = rw == 7;
 450                 wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
 451                                      battery_capacity, ps_connected, 1,
 452                                      ps_connected);
 453         }
 454 exit:
 455         return retval;
 456 }
 457
 458 static void wacom_intuos_schedule_prox_event(struct wacom_wac *wacom_wac)
 459 {
 460         struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
 461         struct wacom_features *features = &wacom_wac->features;
 462         struct hid_report *r;
 463         struct hid_report_enum *re;
 464
 465         re = &(wacom->hdev->report_enum[HID_FEATURE_REPORT]);
 466         if (features->type == INTUOSHT2)
 467                 r = re->report_id_hash[WACOM_REPORT_INTUOSHT2_ID];
 468         else
 469                 r = re->report_id_hash[WACOM_REPORT_INTUOS_ID1];
 470         if (r) {
 471                 hid_hw_request(wacom->hdev, r, HID_REQ_GET_REPORT);
 472         }
 473 }
 474
 475 static int wacom_intuos_pad(struct wacom_wac *wacom)
 476 {
 477         struct wacom_features *features = &wacom->features;
 478         unsigned char *data = wacom->data;
 479         struct input_dev *input = wacom->pad_input;
 480         int i;
 481         int buttons = 0, nbuttons = features->numbered_buttons;
 482         int keys = 0, nkeys = 0;
 483         int ring1 = 0, ring2 = 0;
 484         int strip1 = 0, strip2 = 0;
 485         bool prox = false;
 486
 487         /* pad packets. Works as a second tool and is always in prox */
 488         if (!(data[0] == WACOM_REPORT_INTUOSPAD || data[0] == WACOM_REPORT_INTUOS5PAD ||
 489               data[0] == WACOM_REPORT_CINTIQPAD))
 490                 return 0;
 491
 492         if (features->type >= INTUOS4S && features->type <= INTUOS4L) {
 493                 buttons = (data[3] << 1) | (data[2] & 0x01);
 494                 ring1 = data[1];
 495         } else if (features->type == DTK) {
 496                 buttons = data[6];
 497         } else if (features->type == WACOM_13HD) {
 498                 buttons = (data[4] << 1) | (data[3] & 0x01);
 499         } else if (features->type == WACOM_24HD) {
 500                 buttons = (data[8] << 8) | data[6];
 501                 ring1 = data[1];
 502                 ring2 = data[2];
 503
 504                 /*
 505                  * Three "buttons" are available on the 24HD which are
 506                  * physically implemented as a touchstrip. Each button
 507                  * is approximately 3 bits wide with a 2 bit spacing.
 508                  * The raw touchstrip bits are stored at:
 509                  *    ((data[3] & 0x1f) << 8) | data[4])
 510                  */
 511                 nkeys = 3;
 512                 keys = ((data[3] & 0x1C) ? 1<<2 : 0) |
 513                        ((data[4] & 0xE0) ? 1<<1 : 0) |
 514                        ((data[4] & 0x07) ? 1<<0 : 0);
 515         } else if (features->type == WACOM_27QHD) {
 516                 nkeys = 3;
 517                 keys = data[2] & 0x07;
 518
 519                 input_report_abs(input, ABS_X, be16_to_cpup((__be16 *)&data[4]));
 520                 input_report_abs(input, ABS_Y, be16_to_cpup((__be16 *)&data[6]));
 521                 input_report_abs(input, ABS_Z, be16_to_cpup((__be16 *)&data[8]));
 522         } else if (features->type == CINTIQ_HYBRID) {
 523                 /*
 524                  * Do not send hardware buttons under Android. They
 525                  * are already sent to the system through GPIO (and
 526                  * have different meaning).
 527                  *
 528                  * d-pad right  -> data[4] & 0x10
 529                  * d-pad up     -> data[4] & 0x20
 530                  * d-pad left   -> data[4] & 0x40
 531                  * d-pad down   -> data[4] & 0x80
 532                  * d-pad center -> data[3] & 0x01
 533                  */
 534                 buttons = (data[4] << 1) | (data[3] & 0x01);
 535         } else if (features->type == CINTIQ_COMPANION_2) {
 536                 /* d-pad right  -> data[4] & 0x10
 537                  * d-pad up     -> data[4] & 0x20
 538                  * d-pad left   -> data[4] & 0x40
 539                  * d-pad down   -> data[4] & 0x80
 540                  * d-pad center -> data[3] & 0x01
 541                  */
 542                 buttons = ((data[2] >> 4) << 7) |
 543                           ((data[1] & 0x04) << 6) |
 544                           ((data[2] & 0x0F) << 2) |
 545                           (data[1] & 0x03);
 546         } else if (features->type >= INTUOS5S && features->type <= INTUOSPL) {
 547                 /*
 548                  * ExpressKeys on Intuos5/Intuos Pro have a capacitive sensor in
 549                  * addition to the mechanical switch. Switch data is
 550                  * stored in data[4], capacitive data in data[5].
 551                  *
 552                  * Touch ring mode switch (data[3]) has no capacitive sensor
 553                  */
 554                 buttons = (data[4] << 1) | (data[3] & 0x01);
 555                 ring1 = data[2];
 556         } else {
 557                 if (features->type == WACOM_21UX2 || features->type == WACOM_22HD) {
 558                         buttons = (data[8] << 10) | ((data[7] & 0x01) << 9) |
 559                                   (data[6] << 1) | (data[5] & 0x01);
 560
 561                         if (features->type == WACOM_22HD) {
 562                                 nkeys = 3;
 563                                 keys = data[9] & 0x07;
 564                         }
 565                 } else {
 566                         buttons = ((data[6] & 0x10) << 5)  |
 567                                   ((data[5] & 0x10) << 4)  |
 568                                   ((data[6] & 0x0F) << 4)  |
 569                                   (data[5] & 0x0F);
 570                 }
 571                 strip1 = ((data[1] & 0x1f) << 8) | data[2];
 572                 strip2 = ((data[3] & 0x1f) << 8) | data[4];
 573         }
 574
 575         prox = (buttons & ~(~0 << nbuttons)) | (keys & ~(~0 << nkeys)) |
 576                (ring1 & 0x80) | (ring2 & 0x80) | strip1 | strip2;
 577
 578         wacom_report_numbered_buttons(input, nbuttons, buttons);
 579
 580         for (i = 0; i < nkeys; i++)
 581                 input_report_key(input, KEY_PROG1 + i, keys & (1 << i));
 582
 583         input_report_abs(input, ABS_RX, strip1);
 584         input_report_abs(input, ABS_RY, strip2);
 585
 586         input_report_abs(input, ABS_WHEEL,    (ring1 & 0x80) ? (ring1 & 0x7f) : 0);
 587         input_report_abs(input, ABS_THROTTLE, (ring2 & 0x80) ? (ring2 & 0x7f) : 0);
 588
 589         input_report_key(input, wacom->tool[1], prox ? 1 : 0);
 590         input_report_abs(input, ABS_MISC, prox ? PAD_DEVICE_ID : 0);
 591
 592         input_event(input, EV_MSC, MSC_SERIAL, 0xffffffff);
 593
 594         return 1;
 595 }
 596
 597 static int wacom_intuos_id_mangle(int tool_id)
 598 {
 599         return (tool_id & ~0xFFF) << 4 | (tool_id & 0xFFF);
 600 }
 601
 602 static int wacom_intuos_get_tool_type(int tool_id)
 603 {
 604         int tool_type;
 605
 606         switch (tool_id) {
 607         case 0x812: /* Inking pen */
 608         case 0x801: /* Intuos3 Inking pen */
 609         case 0x12802: /* Intuos4/5 Inking Pen */
 610         case 0x012:
 611                 tool_type = BTN_TOOL_PENCIL;
 612                 break;
 613
 614         case 0x822: /* Pen */
 615         case 0x842:
 616         case 0x852:
 617         case 0x823: /* Intuos3 Grip Pen */
 618         case 0x813: /* Intuos3 Classic Pen */
 619         case 0x885: /* Intuos3 Marker Pen */
 620         case 0x802: /* Intuos4/5 13HD/24HD General Pen */
 621         case 0x804: /* Intuos4/5 13HD/24HD Marker Pen */
 622         case 0x8e2: /* IntuosHT2 pen */
 623         case 0x022:
 624         case 0x10804: /* Intuos4/5 13HD/24HD Art Pen */
 625         case 0x10842: /* MobileStudio Pro Pro Pen slim */
 626         case 0x14802: /* Intuos4/5 13HD/24HD Classic Pen */
 627         case 0x16802: /* Cintiq 13HD Pro Pen */
 628         case 0x18802: /* DTH2242 Pen */
 629         case 0x10802: /* Intuos4/5 13HD/24HD General Pen */
 630                 tool_type = BTN_TOOL_PEN;
 631                 break;
 632
 633         case 0x832: /* Stroke pen */
 634         case 0x032:
 635                 tool_type = BTN_TOOL_BRUSH;
 636                 break;
 637
 638         case 0x007: /* Mouse 4D and 2D */
 639         case 0x09c:
 640         case 0x094:
 641         case 0x017: /* Intuos3 2D Mouse */
 642         case 0x806: /* Intuos4 Mouse */
 643                 tool_type = BTN_TOOL_MOUSE;
 644                 break;
 645
 646         case 0x096: /* Lens cursor */
 647         case 0x097: /* Intuos3 Lens cursor */
 648         case 0x006: /* Intuos4 Lens cursor */
 649                 tool_type = BTN_TOOL_LENS;
 650                 break;
 651
 652         case 0x82a: /* Eraser */
 653         case 0x84a:
 654         case 0x85a:
 655         case 0x91a:
 656         case 0xd1a:
 657         case 0x0fa:
 658         case 0x82b: /* Intuos3 Grip Pen Eraser */
 659         case 0x81b: /* Intuos3 Classic Pen Eraser */
 660         case 0x91b: /* Intuos3 Airbrush Eraser */
 661         case 0x80c: /* Intuos4/5 13HD/24HD Marker Pen Eraser */
 662         case 0x80a: /* Intuos4/5 13HD/24HD General Pen Eraser */
 663         case 0x90a: /* Intuos4/5 13HD/24HD Airbrush Eraser */
 664         case 0x1480a: /* Intuos4/5 13HD/24HD Classic Pen Eraser */
 665         case 0x1090a: /* Intuos4/5 13HD/24HD Airbrush Eraser */
 666         case 0x1080c: /* Intuos4/5 13HD/24HD Art Pen Eraser */
 667         case 0x1084a: /* MobileStudio Pro Pro Pen slim Eraser */
 668         case 0x1680a: /* Cintiq 13HD Pro Pen Eraser */
 669         case 0x1880a: /* DTH2242 Eraser */
 670         case 0x1080a: /* Intuos4/5 13HD/24HD General Pen Eraser */
 671                 tool_type = BTN_TOOL_RUBBER;
 672                 break;
 673
 674         case 0xd12:
 675         case 0x912:
 676         case 0x112:
 677         case 0x913: /* Intuos3 Airbrush */
 678         case 0x902: /* Intuos4/5 13HD/24HD Airbrush */
 679         case 0x10902: /* Intuos4/5 13HD/24HD Airbrush */
 680                 tool_type = BTN_TOOL_AIRBRUSH;
 681                 break;
 682
 683         default: /* Unknown tool */
 684                 tool_type = BTN_TOOL_PEN;
 685                 break;
 686         }
 687         return tool_type;
 688 }
 689
 690 static void wacom_exit_report(struct wacom_wac *wacom)
 691 {
 692         struct input_dev *input = wacom->pen_input;
 693         struct wacom_features *features = &wacom->features;
 694         unsigned char *data = wacom->data;
 695         int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
 696
 697         /*
 698          * Reset all states otherwise we lose the initial states
 699          * when in-prox next time
 700          */
 701         input_report_abs(input, ABS_X, 0);
 702         input_report_abs(input, ABS_Y, 0);
 703         input_report_abs(input, ABS_DISTANCE, 0);
 704         input_report_abs(input, ABS_TILT_X, 0);
 705         input_report_abs(input, ABS_TILT_Y, 0);
 706         if (wacom->tool[idx] >= BTN_TOOL_MOUSE) {
 707                 input_report_key(input, BTN_LEFT, 0);
 708                 input_report_key(input, BTN_MIDDLE, 0);
 709                 input_report_key(input, BTN_RIGHT, 0);
 710                 input_report_key(input, BTN_SIDE, 0);
 711                 input_report_key(input, BTN_EXTRA, 0);
 712                 input_report_abs(input, ABS_THROTTLE, 0);
 713                 input_report_abs(input, ABS_RZ, 0);
 714         } else {
 715                 input_report_abs(input, ABS_PRESSURE, 0);
 716                 input_report_key(input, BTN_STYLUS, 0);
 717                 input_report_key(input, BTN_STYLUS2, 0);
 718                 input_report_key(input, BTN_TOUCH, 0);
 719                 input_report_abs(input, ABS_WHEEL, 0);
 720                 if (features->type >= INTUOS3S)
 721                         input_report_abs(input, ABS_Z, 0);
 722         }
 723         input_report_key(input, wacom->tool[idx], 0);
 724         input_report_abs(input, ABS_MISC, 0); /* reset tool id */
 725         input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
 726         wacom->id[idx] = 0;
 727 }
 728
 729 static int wacom_intuos_inout(struct wacom_wac *wacom)
 730 {
 731         struct wacom_features *features = &wacom->features;
 732         unsigned char *data = wacom->data;
 733         struct input_dev *input = wacom->pen_input;
 734         int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
 735
 736         if (!(((data[1] & 0xfc) == 0xc0) ||  /* in prox */
 737             ((data[1] & 0xfe) == 0x20) ||    /* in range */
 738             ((data[1] & 0xfe) == 0x80)))     /* out prox */
 739                 return 0;
 740
 741         /* Enter report */
 742         if ((data[1] & 0xfc) == 0xc0) {
 743                 /* serial number of the tool */
 744                 wacom->serial[idx] = ((data[3] & 0x0f) << 28) +
 745                         (data[4] << 20) + (data[5] << 12) +
 746                         (data[6] << 4) + (data[7] >> 4);
 747
 748                 wacom->id[idx] = (data[2] << 4) | (data[3] >> 4) |
 749                      ((data[7] & 0x0f) << 16) | ((data[8] & 0xf0) << 8);
 750
 751                 wacom->tool[idx] = wacom_intuos_get_tool_type(wacom->id[idx]);
 752
 753                 wacom->shared->stylus_in_proximity = true;
 754                 return 1;
 755         }
 756
 757         /* in Range */
 758         if ((data[1] & 0xfe) == 0x20) {
 759                 if (features->type != INTUOSHT2)
 760                         wacom->shared->stylus_in_proximity = true;
 761
 762                 /* in Range while exiting */
 763                 if (wacom->reporting_data) {
 764                         input_report_key(input, BTN_TOUCH, 0);
 765                         input_report_abs(input, ABS_PRESSURE, 0);
 766                         input_report_abs(input, ABS_DISTANCE, wacom->features.distance_max);
 767                         return 2;
 768                 }
 769                 return 1;
 770         }
 771
 772         /* Exit report */
 773         if ((data[1] & 0xfe) == 0x80) {
 774                 wacom->shared->stylus_in_proximity = false;
 775                 wacom->reporting_data = false;
 776
 777                 /* don't report exit if we don't know the ID */
 778                 if (!wacom->id[idx])
 779                         return 1;
 780
 781                 wacom_exit_report(wacom);
 782                 return 2;
 783         }
 784
 785         return 0;
 786 }
 787
 788 static inline bool report_touch_events(struct wacom_wac *wacom)
 789 {
 790         return (touch_arbitration ? !wacom->shared->stylus_in_proximity : 1);
 791 }
 792
 793 static inline bool delay_pen_events(struct wacom_wac *wacom)
 794 {
 795         return (wacom->shared->touch_down && touch_arbitration);
 796 }
 797
 798 static int wacom_intuos_general(struct wacom_wac *wacom)
 799 {
 800         struct wacom_features *features = &wacom->features;
 801         unsigned char *data = wacom->data;
 802         struct input_dev *input = wacom->pen_input;
 803         int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
 804         unsigned char type = (data[1] >> 1) & 0x0F;
 805         unsigned int x, y, distance, t;
 806
 807         if (data[0] != WACOM_REPORT_PENABLED && data[0] != WACOM_REPORT_CINTIQ &&
 808                 data[0] != WACOM_REPORT_INTUOS_PEN)
 809                 return 0;
 810
 811         if (delay_pen_events(wacom))
 812                 return 1;
 813
 814         /* don't report events if we don't know the tool ID */
 815         if (!wacom->id[idx]) {
 816                 /* but reschedule a read of the current tool */
 817                 wacom_intuos_schedule_prox_event(wacom);
 818                 return 1;
 819         }
 820
 821         /*
 822          * don't report events for invalid data
 823          */
 824         /* older I4 styli don't work with new Cintiqs */
 825         if ((!((wacom->id[idx] >> 16) & 0x01) &&
 826                         (features->type == WACOM_21UX2)) ||
 827             /* Only large Intuos support Lense Cursor */
 828             (wacom->tool[idx] == BTN_TOOL_LENS &&
 829                 (features->type == INTUOS3 ||
 830                  features->type == INTUOS3S ||
 831                  features->type == INTUOS4 ||
 832                  features->type == INTUOS4S ||
 833                  features->type == INTUOS5 ||
 834                  features->type == INTUOS5S ||
 835                  features->type == INTUOSPM ||
 836                  features->type == INTUOSPS)) ||
 837            /* Cintiq doesn't send data when RDY bit isn't set */
 838            (features->type == CINTIQ && !(data[1] & 0x40)))
 839                 return 1;
 840
 841         x = (be16_to_cpup((__be16 *)&data[2]) << 1) | ((data[9] >> 1) & 1);
 842         y = (be16_to_cpup((__be16 *)&data[4]) << 1) | (data[9] & 1);
 843         distance = data[9] >> 2;
 844         if (features->type < INTUOS3S) {
 845                 x >>= 1;
 846                 y >>= 1;
 847                 distance >>= 1;
 848         }
 849         input_report_abs(input, ABS_X, x);
 850         input_report_abs(input, ABS_Y, y);
 851         input_report_abs(input, ABS_DISTANCE, distance);
 852
 853         switch (type) {
 854         case 0x00:
 855         case 0x01:
 856         case 0x02:
 857         case 0x03:
 858                 /* general pen packet */
 859                 t = (data[6] << 3) | ((data[7] & 0xC0) >> 5) | (data[1] & 1);
 860                 if (features->pressure_max < 2047)
 861                         t >>= 1;
 862                 input_report_abs(input, ABS_PRESSURE, t);
 863                 if (features->type != INTUOSHT2) {
 864                     input_report_abs(input, ABS_TILT_X,
 865                                  (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
 866                     input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
 867                 }
 868                 input_report_key(input, BTN_STYLUS, data[1] & 2);
 869                 input_report_key(input, BTN_STYLUS2, data[1] & 4);
 870                 input_report_key(input, BTN_TOUCH, t > 10);
 871                 break;
 872
 873         case 0x0a:
 874                 /* airbrush second packet */
 875                 input_report_abs(input, ABS_WHEEL,
 876                                 (data[6] << 2) | ((data[7] >> 6) & 3));
 877                 input_report_abs(input, ABS_TILT_X,
 878                                  (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
 879                 input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
 880                 break;
 881
 882         case 0x05:
 883                 /* Rotation packet */
 884                 if (features->type >= INTUOS3S) {
 885                         /* I3 marker pen rotation */
 886                         t = (data[6] << 3) | ((data[7] >> 5) & 7);
 887                         t = (data[7] & 0x20) ? ((t > 900) ? ((t-1) / 2 - 1350) :
 888                                 ((t-1) / 2 + 450)) : (450 - t / 2) ;
 889                         input_report_abs(input, ABS_Z, t);
 890                 } else {
 891                         /* 4D mouse 2nd packet */
 892                         t = (data[6] << 3) | ((data[7] >> 5) & 7);
 893                         input_report_abs(input, ABS_RZ, (data[7] & 0x20) ?
 894                                 ((t - 1) / 2) : -t / 2);
 895                 }
 896                 break;
 897
 898         case 0x04:
 899                 /* 4D mouse 1st packet */
 900                 input_report_key(input, BTN_LEFT,   data[8] & 0x01);
 901                 input_report_key(input, BTN_MIDDLE, data[8] & 0x02);
 902                 input_report_key(input, BTN_RIGHT,  data[8] & 0x04);
 903
 904                 input_report_key(input, BTN_SIDE,   data[8] & 0x20);
 905                 input_report_key(input, BTN_EXTRA,  data[8] & 0x10);
 906                 t = (data[6] << 2) | ((data[7] >> 6) & 3);
 907                 input_report_abs(input, ABS_THROTTLE, (data[8] & 0x08) ? -t : t);
 908                 break;
 909
 910         case 0x06:
 911                 /* I4 mouse */
 912                 input_report_key(input, BTN_LEFT,   data[6] & 0x01);
 913                 input_report_key(input, BTN_MIDDLE, data[6] & 0x02);
 914                 input_report_key(input, BTN_RIGHT,  data[6] & 0x04);
 915                 input_report_rel(input, REL_WHEEL, ((data[7] & 0x80) >> 7)
 916                                  - ((data[7] & 0x40) >> 6));
 917                 input_report_key(input, BTN_SIDE,   data[6] & 0x08);
 918                 input_report_key(input, BTN_EXTRA,  data[6] & 0x10);
 919
 920                 input_report_abs(input, ABS_TILT_X,
 921                         (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
 922                 input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
 923                 break;
 924
 925         case 0x08:
 926                 if (wacom->tool[idx] == BTN_TOOL_MOUSE) {
 927                         /* 2D mouse packet */
 928                         input_report_key(input, BTN_LEFT,   data[8] & 0x04);
 929                         input_report_key(input, BTN_MIDDLE, data[8] & 0x08);
 930                         input_report_key(input, BTN_RIGHT,  data[8] & 0x10);
 931                         input_report_rel(input, REL_WHEEL, (data[8] & 0x01)
 932                                          - ((data[8] & 0x02) >> 1));
 933
 934                         /* I3 2D mouse side buttons */
 935                         if (features->type >= INTUOS3S && features->type <= INTUOS3L) {
 936                                 input_report_key(input, BTN_SIDE,   data[8] & 0x40);
 937                                 input_report_key(input, BTN_EXTRA,  data[8] & 0x20);
 938                         }
 939                 }
 940                 else if (wacom->tool[idx] == BTN_TOOL_LENS) {
 941                         /* Lens cursor packets */
 942                         input_report_key(input, BTN_LEFT,   data[8] & 0x01);
 943                         input_report_key(input, BTN_MIDDLE, data[8] & 0x02);
 944                         input_report_key(input, BTN_RIGHT,  data[8] & 0x04);
 945                         input_report_key(input, BTN_SIDE,   data[8] & 0x10);
 946                         input_report_key(input, BTN_EXTRA,  data[8] & 0x08);
 947                 }
 948                 break;
 949
 950         case 0x07:
 951         case 0x09:
 952         case 0x0b:
 953         case 0x0c:
 954         case 0x0d:
 955         case 0x0e:
 956         case 0x0f:
 957                 /* unhandled */
 958                 break;
 959         }
 960
 961         input_report_abs(input, ABS_MISC,
 962                          wacom_intuos_id_mangle(wacom->id[idx])); /* report tool id */
 963         input_report_key(input, wacom->tool[idx], 1);
 964         input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
 965         wacom->reporting_data = true;
 966         return 2;
 967 }
 968
 969 static int wacom_intuos_irq(struct wacom_wac *wacom)
 970 {
 971         unsigned char *data = wacom->data;
 972         struct input_dev *input = wacom->pen_input;
 973         int result;
 974
 975         if (data[0] != WACOM_REPORT_PENABLED &&
 976             data[0] != WACOM_REPORT_INTUOS_ID1 &&
 977             data[0] != WACOM_REPORT_INTUOS_ID2 &&
 978             data[0] != WACOM_REPORT_INTUOSPAD &&
 979             data[0] != WACOM_REPORT_INTUOS_PEN &&
 980             data[0] != WACOM_REPORT_CINTIQ &&
 981             data[0] != WACOM_REPORT_CINTIQPAD &&
 982             data[0] != WACOM_REPORT_INTUOS5PAD) {
 983                 dev_dbg(input->dev.parent,
 984                         "%s: received unknown report #%d\n", __func__, data[0]);
 985                 return 0;
 986         }
 987
 988         /* process pad events */
 989         result = wacom_intuos_pad(wacom);
 990         if (result)
 991                 return result;
 992
 993         /* process in/out prox events */
 994         result = wacom_intuos_inout(wacom);
 995         if (result)
 996                 return result - 1;
 997
 998         /* process general packets */
 999         result = wacom_intuos_general(wacom);
1000         if (result)
1001                 return result - 1;
1002
1003         return 0;
1004 }
1005
1006 static int wacom_remote_irq(struct wacom_wac *wacom_wac, size_t len)
1007 {
1008         unsigned char *data = wacom_wac->data;
1009         struct input_dev *input;
1010         struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
1011         struct wacom_remote *remote = wacom->remote;
1012         int bat_charging, bat_percent, touch_ring_mode;
1013         __u32 serial;
1014         int i, index = -1;
1015         unsigned long flags;
1016
1017         if (data[0] != WACOM_REPORT_REMOTE) {
1018                 hid_dbg(wacom->hdev, "%s: received unknown report #%d",
1019                         __func__, data[0]);
1020                 return 0;
1021         }
1022
1023         serial = data[3] + (data[4] << 8) + (data[5] << 16);
1024         wacom_wac->id[0] = PAD_DEVICE_ID;
1025
1026         spin_lock_irqsave(&remote->remote_lock, flags);
1027
1028         for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1029                 if (remote->remotes[i].serial == serial) {
1030                         index = i;
1031                         break;
1032                 }
1033         }
1034
1035         if (index < 0 || !remote->remotes[index].registered)
1036                 goto out;
1037
1038         input = remote->remotes[index].input;
1039
1040         input_report_key(input, BTN_0, (data[9] & 0x01));
1041         input_report_key(input, BTN_1, (data[9] & 0x02));
1042         input_report_key(input, BTN_2, (data[9] & 0x04));
1043         input_report_key(input, BTN_3, (data[9] & 0x08));
1044         input_report_key(input, BTN_4, (data[9] & 0x10));
1045         input_report_key(input, BTN_5, (data[9] & 0x20));
1046         input_report_key(input, BTN_6, (data[9] & 0x40));
1047         input_report_key(input, BTN_7, (data[9] & 0x80));
1048
1049         input_report_key(input, BTN_8, (data[10] & 0x01));
1050         input_report_key(input, BTN_9, (data[10] & 0x02));
1051         input_report_key(input, BTN_A, (data[10] & 0x04));
1052         input_report_key(input, BTN_B, (data[10] & 0x08));
1053         input_report_key(input, BTN_C, (data[10] & 0x10));
1054         input_report_key(input, BTN_X, (data[10] & 0x20));
1055         input_report_key(input, BTN_Y, (data[10] & 0x40));
1056         input_report_key(input, BTN_Z, (data[10] & 0x80));
1057
1058         input_report_key(input, BTN_BASE, (data[11] & 0x01));
1059         input_report_key(input, BTN_BASE2, (data[11] & 0x02));
1060
1061         if (data[12] & 0x80)
1062                 input_report_abs(input, ABS_WHEEL, (data[12] & 0x7f));
1063         else
1064                 input_report_abs(input, ABS_WHEEL, 0);
1065
1066         bat_percent = data[7] & 0x7f;
1067         bat_charging = !!(data[7] & 0x80);
1068
1069         if (data[9] | data[10] | (data[11] & 0x03) | data[12])
1070                 input_report_abs(input, ABS_MISC, PAD_DEVICE_ID);
1071         else
1072                 input_report_abs(input, ABS_MISC, 0);
1073
1074         input_event(input, EV_MSC, MSC_SERIAL, serial);
1075
1076         input_sync(input);
1077
1078         /*Which mode select (LED light) is currently on?*/
1079         touch_ring_mode = (data[11] & 0xC0) >> 6;
1080
1081         for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1082                 if (remote->remotes[i].serial == serial)
1083                         wacom->led.groups[i].select = touch_ring_mode;
1084         }
1085
1086         __wacom_notify_battery(&remote->remotes[index].battery,
1087                                 WACOM_POWER_SUPPLY_STATUS_AUTO, bat_percent,
1088                                 bat_charging, 1, bat_charging);
1089
1090 out:
1091         spin_unlock_irqrestore(&remote->remote_lock, flags);
1092         return 0;
1093 }
1094
1095 static void wacom_remote_status_irq(struct wacom_wac *wacom_wac, size_t len)
1096 {
1097         struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
1098         unsigned char *data = wacom_wac->data;
1099         struct wacom_remote *remote = wacom->remote;
1100         struct wacom_remote_data remote_data;
1101         unsigned long flags;
1102         int i, ret;
1103
1104         if (data[0] != WACOM_REPORT_DEVICE_LIST)
1105                 return;
1106
1107         memset(&remote_data, 0, sizeof(struct wacom_remote_data));
1108
1109         for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1110                 int j = i * 6;
1111                 int serial = (data[j+6] << 16) + (data[j+5] << 8) + data[j+4];
1112                 bool connected = data[j+2];
1113
1114                 remote_data.remote[i].serial = serial;
1115                 remote_data.remote[i].connected = connected;
1116         }
1117
1118         spin_lock_irqsave(&remote->remote_lock, flags);
1119
1120         ret = kfifo_in(&remote->remote_fifo, &remote_data, sizeof(remote_data));
1121         if (ret != sizeof(remote_data)) {
1122                 spin_unlock_irqrestore(&remote->remote_lock, flags);
1123                 hid_err(wacom->hdev, "Can't queue Remote status event.\n");
1124                 return;
1125         }
1126
1127         spin_unlock_irqrestore(&remote->remote_lock, flags);
1128
1129         wacom_schedule_work(wacom_wac, WACOM_WORKER_REMOTE);
1130 }
1131
1132 static int int_dist(int x1, int y1, int x2, int y2)
1133 {
1134         int x = x2 - x1;
1135         int y = y2 - y1;
1136
1137         return int_sqrt(x*x + y*y);
1138 }
1139
1140 static void wacom_intuos_bt_process_data(struct wacom_wac *wacom,
1141                 unsigned char *data)
1142 {
1143         memcpy(wacom->data, data, 10);
1144         wacom_intuos_irq(wacom);
1145
1146         input_sync(wacom->pen_input);
1147         if (wacom->pad_input)
1148                 input_sync(wacom->pad_input);
1149 }
1150
1151 static int wacom_intuos_bt_irq(struct wacom_wac *wacom, size_t len)
1152 {
1153         unsigned char data[WACOM_PKGLEN_MAX];
1154         int i = 1;
1155         unsigned power_raw, battery_capacity, bat_charging, ps_connected;
1156
1157         memcpy(data, wacom->data, len);
1158
1159         switch (data[0]) {
1160         case 0x04:
1161                 wacom_intuos_bt_process_data(wacom, data + i);
1162                 i += 10;
1163                 /* fall through */
1164         case 0x03:
1165                 wacom_intuos_bt_process_data(wacom, data + i);
1166                 i += 10;
1167                 wacom_intuos_bt_process_data(wacom, data + i);
1168                 i += 10;
1169                 power_raw = data[i];
1170                 bat_charging = (power_raw & 0x08) ? 1 : 0;
1171                 ps_connected = (power_raw & 0x10) ? 1 : 0;
1172                 battery_capacity = batcap_i4[power_raw & 0x07];
1173                 wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
1174                                      battery_capacity, bat_charging,
1175                                      battery_capacity || bat_charging,
1176                                      ps_connected);
1177                 break;
1178         default:
1179                 dev_dbg(wacom->pen_input->dev.parent,
1180                                 "Unknown report: %d,%d size:%zu\n",
1181                                 data[0], data[1], len);
1182                 return 0;
1183         }
1184         return 0;
1185 }
1186
1187 static int wacom_wac_finger_count_touches(struct wacom_wac *wacom)
1188 {
1189         struct input_dev *input = wacom->touch_input;
1190         unsigned touch_max = wacom->features.touch_max;
1191         int count = 0;
1192         int i;
1193
1194         if (!touch_max)
1195                 return 0;
1196
1197         if (touch_max == 1)
1198                 return test_bit(BTN_TOUCH, input->key) &&
1199                         report_touch_events(wacom);
1200
1201         for (i = 0; i < input->mt->num_slots; i++) {
1202                 struct input_mt_slot *ps = &input->mt->slots[i];
1203                 int id = input_mt_get_value(ps, ABS_MT_TRACKING_ID);
1204                 if (id >= 0)
1205                         count++;
1206         }
1207
1208         return count;
1209 }
1210
1211 static void wacom_intuos_pro2_bt_pen(struct wacom_wac *wacom)
1212 {
1213         int pen_frame_len, pen_frames;
1214
1215         struct input_dev *pen_input = wacom->pen_input;
1216         unsigned char *data = wacom->data;
1217         int i;
1218
1219         if (wacom->features.type == INTUOSP2_BT ||
1220             wacom->features.type == INTUOSP2S_BT) {
1221                 wacom->serial[0] = get_unaligned_le64(&data[99]);
1222                 wacom->id[0]     = get_unaligned_le16(&data[107]);
1223                 pen_frame_len = 14;
1224                 pen_frames = 7;
1225         } else {
1226                 wacom->serial[0] = get_unaligned_le64(&data[33]);
1227                 wacom->id[0]     = get_unaligned_le16(&data[41]);
1228                 pen_frame_len = 8;
1229                 pen_frames = 4;
1230         }
1231
1232         if (wacom->serial[0] >> 52 == 1) {
1233                 /* Add back in missing bits of ID for non-USI pens */
1234                 wacom->id[0] |= (wacom->serial[0] >> 32) & 0xFFFFF;
1235         }
1236
1237         for (i = 0; i < pen_frames; i++) {
1238                 unsigned char *frame = &data[i*pen_frame_len + 1];
1239                 bool valid = frame[0] & 0x80;
1240                 bool prox = frame[0] & 0x40;
1241                 bool range = frame[0] & 0x20;
1242                 bool invert = frame[0] & 0x10;
1243
1244                 if (!valid)
1245                         continue;
1246
1247                 if (!prox) {
1248                         wacom->shared->stylus_in_proximity = false;
1249                         wacom_exit_report(wacom);
1250                         input_sync(pen_input);
1251
1252                         wacom->tool[0] = 0;
1253                         wacom->id[0] = 0;
1254                         wacom->serial[0] = 0;
1255                         return;
1256                 }
1257
1258                 if (range) {
1259                         if (!wacom->tool[0]) { /* first in range */
1260                                 /* Going into range select tool */
1261                                 if (invert)
1262                                         wacom->tool[0] = BTN_TOOL_RUBBER;
1263                                 else if (wacom->id[0])
1264                                         wacom->tool[0] = wacom_intuos_get_tool_type(wacom->id[0]);
1265                                 else
1266                                         wacom->tool[0] = BTN_TOOL_PEN;
1267                         }
1268
1269                         input_report_abs(pen_input, ABS_X, get_unaligned_le16(&frame[1]));
1270                         input_report_abs(pen_input, ABS_Y, get_unaligned_le16(&frame[3]));
1271
1272                         if (wacom->features.type == INTUOSP2_BT ||
1273                             wacom->features.type == INTUOSP2S_BT) {
1274                                 /* Fix rotation alignment: userspace expects zero at left */
1275                                 int16_t rotation =
1276                                         (int16_t)get_unaligned_le16(&frame[9]);
1277                                 rotation += 1800/4;
1278
1279                                 if (rotation > 899)
1280                                         rotation -= 1800;
1281
1282                                 input_report_abs(pen_input, ABS_TILT_X,
1283                                                  (char)frame[7]);
1284                                 input_report_abs(pen_input, ABS_TILT_Y,
1285                                                  (char)frame[8]);
1286                                 input_report_abs(pen_input, ABS_Z, rotation);
1287                                 input_report_abs(pen_input, ABS_WHEEL,
1288                                                  get_unaligned_le16(&frame[11]));
1289                         }
1290                 }
1291                 if (wacom->tool[0]) {
1292                         input_report_abs(pen_input, ABS_PRESSURE, get_unaligned_le16(&frame[5]));
1293                         if (wacom->features.type == INTUOSP2_BT) {
1294                                 input_report_abs(pen_input, ABS_DISTANCE,
1295                                                  range ? frame[13] : wacom->features.distance_max);
1296                         } else {
1297                                 input_report_abs(pen_input, ABS_DISTANCE,
1298                                                  range ? frame[7] : wacom->features.distance_max);
1299                         }
1300
1301                         input_report_key(pen_input, BTN_TOUCH, frame[0] & 0x09);
1302                         input_report_key(pen_input, BTN_STYLUS, frame[0] & 0x02);
1303                         input_report_key(pen_input, BTN_STYLUS2, frame[0] & 0x04);
1304
1305                         input_report_key(pen_input, wacom->tool[0], prox);
1306                         input_event(pen_input, EV_MSC, MSC_SERIAL, wacom->serial[0]);
1307                         input_report_abs(pen_input, ABS_MISC,
1308                                          wacom_intuos_id_mangle(wacom->id[0])); /* report tool id */
1309                 }
1310
1311                 wacom->shared->stylus_in_proximity = prox;
1312
1313                 input_sync(pen_input);
1314         }
1315 }
1316
1317 static void wacom_intuos_pro2_bt_touch(struct wacom_wac *wacom)
1318 {
1319         const int finger_touch_len = 8;
1320         const int finger_frames = 4;
1321         const int finger_frame_len = 43;
1322
1323         struct input_dev *touch_input = wacom->touch_input;
1324         unsigned char *data = wacom->data;
1325         int num_contacts_left = 5;
1326         int i, j;
1327
1328         for (i = 0; i < finger_frames; i++) {
1329                 unsigned char *frame = &data[i*finger_frame_len + 109];
1330                 int current_num_contacts = frame[0] & 0x7F;
1331                 int contacts_to_send;
1332
1333                 if (!(frame[0] & 0x80))
1334                         continue;
1335
1336                 /*
1337                  * First packet resets the counter since only the first
1338                  * packet in series will have non-zero current_num_contacts.
1339                  */
1340                 if (current_num_contacts)
1341                         wacom->num_contacts_left = current_num_contacts;
1342
1343                 contacts_to_send = min(num_contacts_left, wacom->num_contacts_left);
1344
1345                 for (j = 0; j < contacts_to_send; j++) {
1346                         unsigned char *touch = &frame[j*finger_touch_len + 1];
1347                         int slot = input_mt_get_slot_by_key(touch_input, touch[0]);
1348                         int x = get_unaligned_le16(&touch[2]);
1349                         int y = get_unaligned_le16(&touch[4]);
1350                         int w = touch[6] * input_abs_get_res(touch_input, ABS_MT_POSITION_X);
1351                         int h = touch[7] * input_abs_get_res(touch_input, ABS_MT_POSITION_Y);
1352
1353                         if (slot < 0)
1354                                 continue;
1355
1356                         input_mt_slot(touch_input, slot);
1357                         input_mt_report_slot_state(touch_input, MT_TOOL_FINGER, touch[1] & 0x01);
1358                         input_report_abs(touch_input, ABS_MT_POSITION_X, x);
1359                         input_report_abs(touch_input, ABS_MT_POSITION_Y, y);
1360                         input_report_abs(touch_input, ABS_MT_TOUCH_MAJOR, max(w, h));
1361                         input_report_abs(touch_input, ABS_MT_TOUCH_MINOR, min(w, h));
1362                         input_report_abs(touch_input, ABS_MT_ORIENTATION, w > h);
1363                 }
1364
1365                 input_mt_sync_frame(touch_input);
1366
1367                 wacom->num_contacts_left -= contacts_to_send;
1368                 if (wacom->num_contacts_left <= 0) {
1369                         wacom->num_contacts_left = 0;
1370                         wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1371                         input_sync(touch_input);
1372                 }
1373         }
1374
1375         if (wacom->num_contacts_left == 0) {
1376                 // Be careful that we don't accidentally call input_sync with
1377                 // only a partial set of fingers of processed
1378                 input_report_switch(touch_input, SW_MUTE_DEVICE, !(data[281] >> 7));
1379                 input_sync(touch_input);
1380         }
1381
1382 }
1383
1384 static void wacom_intuos_pro2_bt_pad(struct wacom_wac *wacom)
1385 {
1386         struct input_dev *pad_input = wacom->pad_input;
1387         unsigned char *data = wacom->data;
1388
1389         int buttons = data[282] | ((data[281] & 0x40) << 2);
1390         int ring = data[285] & 0x7F;
1391         bool ringstatus = data[285] & 0x80;
1392         bool prox = buttons || ringstatus;
1393
1394         /* Fix touchring data: userspace expects 0 at left and increasing clockwise */
1395         ring = 71 - ring;
1396         ring += 3*72/16;
1397         if (ring > 71)
1398                 ring -= 72;
1399
1400         wacom_report_numbered_buttons(pad_input, 9, buttons);
1401
1402         input_report_abs(pad_input, ABS_WHEEL, ringstatus ? ring : 0);
1403
1404         input_report_key(pad_input, wacom->tool[1], prox ? 1 : 0);
1405         input_report_abs(pad_input, ABS_MISC, prox ? PAD_DEVICE_ID : 0);
1406         input_event(pad_input, EV_MSC, MSC_SERIAL, 0xffffffff);
1407
1408         input_sync(pad_input);
1409 }
1410
1411 static void wacom_intuos_pro2_bt_battery(struct wacom_wac *wacom)
1412 {
1413         unsigned char *data = wacom->data;
1414
1415         bool chg = data[284] & 0x80;
1416         int battery_status = data[284] & 0x7F;
1417
1418         wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
1419                              battery_status, chg, 1, chg);
1420 }
1421
1422 static void wacom_intuos_gen3_bt_pad(struct wacom_wac *wacom)
1423 {
1424         struct input_dev *pad_input = wacom->pad_input;
1425         unsigned char *data = wacom->data;
1426
1427         int buttons = data[44];
1428
1429         wacom_report_numbered_buttons(pad_input, 4, buttons);
1430
1431         input_report_key(pad_input, wacom->tool[1], buttons ? 1 : 0);
1432         input_report_abs(pad_input, ABS_MISC, buttons ? PAD_DEVICE_ID : 0);
1433         input_event(pad_input, EV_MSC, MSC_SERIAL, 0xffffffff);
1434
1435         input_sync(pad_input);
1436 }
1437
1438 static void wacom_intuos_gen3_bt_battery(struct wacom_wac *wacom)
1439 {
1440         unsigned char *data = wacom->data;
1441
1442         bool chg = data[45] & 0x80;
1443         int battery_status = data[45] & 0x7F;
1444
1445         wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
1446                              battery_status, chg, 1, chg);
1447 }
1448
1449 static int wacom_intuos_pro2_bt_irq(struct wacom_wac *wacom, size_t len)
1450 {
1451         unsigned char *data = wacom->data;
1452
1453         if (data[0] != 0x80 && data[0] != 0x81) {
1454                 dev_dbg(wacom->pen_input->dev.parent,
1455                         "%s: received unknown report #%d\n", __func__, data[0]);
1456                 return 0;
1457         }
1458
1459         wacom_intuos_pro2_bt_pen(wacom);
1460         if (wacom->features.type == INTUOSP2_BT ||
1461             wacom->features.type == INTUOSP2S_BT) {
1462                 wacom_intuos_pro2_bt_touch(wacom);
1463                 wacom_intuos_pro2_bt_pad(wacom);
1464                 wacom_intuos_pro2_bt_battery(wacom);
1465         } else {
1466                 wacom_intuos_gen3_bt_pad(wacom);
1467                 wacom_intuos_gen3_bt_battery(wacom);
1468         }
1469         return 0;
1470 }
1471
1472 static int wacom_24hdt_irq(struct wacom_wac *wacom)
1473 {
1474         struct input_dev *input = wacom->touch_input;
1475         unsigned char *data = wacom->data;
1476         int i;
1477         int current_num_contacts = data[61];
1478         int contacts_to_send = 0;
1479         int num_contacts_left = 4; /* maximum contacts per packet */
1480         int byte_per_packet = WACOM_BYTES_PER_24HDT_PACKET;
1481         int y_offset = 2;
1482
1483         if (wacom->features.type == WACOM_27QHDT) {
1484                 current_num_contacts = data[63];
1485                 num_contacts_left = 10;
1486                 byte_per_packet = WACOM_BYTES_PER_QHDTHID_PACKET;
1487                 y_offset = 0;
1488         }
1489
1490         /*
1491          * First packet resets the counter since only the first
1492          * packet in series will have non-zero current_num_contacts.
1493          */
1494         if (current_num_contacts)
1495                 wacom->num_contacts_left = current_num_contacts;
1496
1497         contacts_to_send = min(num_contacts_left, wacom->num_contacts_left);
1498
1499         for (i = 0; i < contacts_to_send; i++) {
1500                 int offset = (byte_per_packet * i) + 1;
1501                 bool touch = (data[offset] & 0x1) && report_touch_events(wacom);
1502                 int slot = input_mt_get_slot_by_key(input, data[offset + 1]);
1503
1504                 if (slot < 0)
1505                         continue;
1506                 input_mt_slot(input, slot);
1507                 input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1508
1509                 if (touch) {
1510                         int t_x = get_unaligned_le16(&data[offset + 2]);
1511                         int t_y = get_unaligned_le16(&data[offset + 4 + y_offset]);
1512
1513                         input_report_abs(input, ABS_MT_POSITION_X, t_x);
1514                         input_report_abs(input, ABS_MT_POSITION_Y, t_y);
1515
1516                         if (wacom->features.type != WACOM_27QHDT) {
1517                                 int c_x = get_unaligned_le16(&data[offset + 4]);
1518                                 int c_y = get_unaligned_le16(&data[offset + 8]);
1519                                 int w = get_unaligned_le16(&data[offset + 10]);
1520                                 int h = get_unaligned_le16(&data[offset + 12]);
1521
1522                                 input_report_abs(input, ABS_MT_TOUCH_MAJOR, min(w,h));
1523                                 input_report_abs(input, ABS_MT_WIDTH_MAJOR,
1524                                                  min(w, h) + int_dist(t_x, t_y, c_x, c_y));
1525                                 input_report_abs(input, ABS_MT_WIDTH_MINOR, min(w, h));
1526                                 input_report_abs(input, ABS_MT_ORIENTATION, w > h);
1527                         }
1528                 }
1529         }
1530         input_mt_sync_frame(input);
1531
1532         wacom->num_contacts_left -= contacts_to_send;
1533         if (wacom->num_contacts_left <= 0) {
1534                 wacom->num_contacts_left = 0;
1535                 wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1536         }
1537         return 1;
1538 }
1539
1540 static int wacom_mt_touch(struct wacom_wac *wacom)
1541 {
1542         struct input_dev *input = wacom->touch_input;
1543         unsigned char *data = wacom->data;
1544         int i;
1545         int current_num_contacts = data[2];
1546         int contacts_to_send = 0;
1547         int x_offset = 0;
1548
1549         /* MTTPC does not support Height and Width */
1550         if (wacom->features.type == MTTPC || wacom->features.type == MTTPC_B)
1551                 x_offset = -4;
1552
1553         /*
1554          * First packet resets the counter since only the first
1555          * packet in series will have non-zero current_num_contacts.
1556          */
1557         if (current_num_contacts)
1558                 wacom->num_contacts_left = current_num_contacts;
1559
1560         /* There are at most 5 contacts per packet */
1561         contacts_to_send = min(5, wacom->num_contacts_left);
1562
1563         for (i = 0; i < contacts_to_send; i++) {
1564                 int offset = (WACOM_BYTES_PER_MT_PACKET + x_offset) * i + 3;
1565                 bool touch = (data[offset] & 0x1) && report_touch_events(wacom);
1566                 int id = get_unaligned_le16(&data[offset + 1]);
1567                 int slot = input_mt_get_slot_by_key(input, id);
1568
1569                 if (slot < 0)
1570                         continue;
1571
1572                 input_mt_slot(input, slot);
1573                 input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1574                 if (touch) {
1575                         int x = get_unaligned_le16(&data[offset + x_offset + 7]);
1576                         int y = get_unaligned_le16(&data[offset + x_offset + 9]);
1577                         input_report_abs(input, ABS_MT_POSITION_X, x);
1578                         input_report_abs(input, ABS_MT_POSITION_Y, y);
1579                 }
1580         }
1581         input_mt_sync_frame(input);
1582
1583         wacom->num_contacts_left -= contacts_to_send;
1584         if (wacom->num_contacts_left <= 0) {
1585                 wacom->num_contacts_left = 0;
1586                 wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1587         }
1588         return 1;
1589 }
1590
1591 static int wacom_tpc_mt_touch(struct wacom_wac *wacom)
1592 {
1593         struct input_dev *input = wacom->touch_input;
1594         unsigned char *data = wacom->data;
1595         int i;
1596
1597         for (i = 0; i < 2; i++) {
1598                 int p = data[1] & (1 << i);
1599                 bool touch = p && report_touch_events(wacom);
1600
1601                 input_mt_slot(input, i);
1602                 input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1603                 if (touch) {
1604                         int x = le16_to_cpup((__le16 *)&data[i * 2 + 2]) & 0x7fff;
1605                         int y = le16_to_cpup((__le16 *)&data[i * 2 + 6]) & 0x7fff;
1606
1607                         input_report_abs(input, ABS_MT_POSITION_X, x);
1608                         input_report_abs(input, ABS_MT_POSITION_Y, y);
1609                 }
1610         }
1611         input_mt_sync_frame(input);
1612
1613         /* keep touch state for pen event */
1614         wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1615
1616         return 1;
1617 }
1618
1619 static int wacom_tpc_single_touch(struct wacom_wac *wacom, size_t len)
1620 {
1621         unsigned char *data = wacom->data;
1622         struct input_dev *input = wacom->touch_input;
1623         bool prox = report_touch_events(wacom);
1624         int x = 0, y = 0;
1625
1626         if (wacom->features.touch_max > 1 || len > WACOM_PKGLEN_TPC2FG)
1627                 return 0;
1628
1629         if (len == WACOM_PKGLEN_TPC1FG) {
1630                 prox = prox && (data[0] & 0x01);
1631                 x = get_unaligned_le16(&data[1]);
1632                 y = get_unaligned_le16(&data[3]);
1633         } else if (len == WACOM_PKGLEN_TPC1FG_B) {
1634                 prox = prox && (data[2] & 0x01);
1635                 x = get_unaligned_le16(&data[3]);
1636                 y = get_unaligned_le16(&data[5]);
1637         } else {
1638                 prox = prox && (data[1] & 0x01);
1639                 x = le16_to_cpup((__le16 *)&data[2]);
1640                 y = le16_to_cpup((__le16 *)&data[4]);
1641         }
1642
1643         if (prox) {
1644                 input_report_abs(input, ABS_X, x);
1645                 input_report_abs(input, ABS_Y, y);
1646         }
1647         input_report_key(input, BTN_TOUCH, prox);
1648
1649         /* keep touch state for pen events */
1650         wacom->shared->touch_down = prox;
1651
1652         return 1;
1653 }
1654
1655 static int wacom_tpc_pen(struct wacom_wac *wacom)
1656 {
1657         unsigned char *data = wacom->data;
1658         struct input_dev *input = wacom->pen_input;
1659         bool prox = data[1] & 0x20;
1660
1661         if (!wacom->shared->stylus_in_proximity) /* first in prox */
1662                 /* Going into proximity select tool */
1663                 wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
1664
1665         /* keep pen state for touch events */
1666         wacom->shared->stylus_in_proximity = prox;
1667
1668         /* send pen events only when touch is up or forced out
1669          * or touch arbitration is off
1670          */
1671         if (!delay_pen_events(wacom)) {
1672                 input_report_key(input, BTN_STYLUS, data[1] & 0x02);
1673                 input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
1674                 input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
1675                 input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
1676                 input_report_abs(input, ABS_PRESSURE, ((data[7] & 0x07) << 8) | data[6]);
1677                 input_report_key(input, BTN_TOUCH, data[1] & 0x05);
1678                 input_report_key(input, wacom->tool[0], prox);
1679                 return 1;
1680         }
1681
1682         return 0;
1683 }
1684
1685 static int wacom_tpc_irq(struct wacom_wac *wacom, size_t len)
1686 {
1687         unsigned char *data = wacom->data;
1688
1689         if (wacom->pen_input) {
1690                 dev_dbg(wacom->pen_input->dev.parent,
1691                         "%s: received report #%d\n", __func__, data[0]);
1692
1693                 if (len == WACOM_PKGLEN_PENABLED ||
1694                     data[0] == WACOM_REPORT_PENABLED)
1695                         return wacom_tpc_pen(wacom);
1696         }
1697         else if (wacom->touch_input) {
1698                 dev_dbg(wacom->touch_input->dev.parent,
1699                         "%s: received report #%d\n", __func__, data[0]);
1700
1701                 switch (len) {
1702                 case WACOM_PKGLEN_TPC1FG:
1703                         return wacom_tpc_single_touch(wacom, len);
1704
1705                 case WACOM_PKGLEN_TPC2FG:
1706                         return wacom_tpc_mt_touch(wacom);
1707
1708                 default:
1709                         switch (data[0]) {
1710                         case WACOM_REPORT_TPC1FG:
1711                         case WACOM_REPORT_TPCHID:
1712                         case WACOM_REPORT_TPCST:
1713                         case WACOM_REPORT_TPC1FGE:
1714                                 return wacom_tpc_single_touch(wacom, len);
1715
1716                         case WACOM_REPORT_TPCMT:
1717                         case WACOM_REPORT_TPCMT2:
1718                                 return wacom_mt_touch(wacom);
1719
1720                         }
1721                 }
1722         }
1723
1724         return 0;
1725 }
1726
1727 static int wacom_offset_rotation(struct input_dev *input, struct hid_usage *usage,
1728                                  int value, int num, int denom)
1729 {
1730         struct input_absinfo *abs = &input->absinfo[usage->code];
1731         int range = (abs->maximum - abs->minimum + 1);
1732
1733         value += num*range/denom;
1734         if (value > abs->maximum)
1735                 value -= range;
1736         else if (value < abs->minimum)
1737                 value += range;
1738         return value;
1739 }
1740
1741 int wacom_equivalent_usage(int usage)
1742 {
1743         if ((usage & HID_USAGE_PAGE) == WACOM_HID_UP_WACOMDIGITIZER) {
1744                 int subpage = (usage & 0xFF00) << 8;
1745                 int subusage = (usage & 0xFF);
1746
1747                 if (subpage == WACOM_HID_SP_PAD ||
1748                     subpage == WACOM_HID_SP_BUTTON ||
1749                     subpage == WACOM_HID_SP_DIGITIZER ||
1750                     subpage == WACOM_HID_SP_DIGITIZERINFO ||
1751                     usage == WACOM_HID_WD_SENSE ||
1752                     usage == WACOM_HID_WD_SERIALHI ||
1753                     usage == WACOM_HID_WD_TOOLTYPE ||
1754                     usage == WACOM_HID_WD_DISTANCE ||
1755                     usage == WACOM_HID_WD_TOUCHSTRIP ||
1756                     usage == WACOM_HID_WD_TOUCHSTRIP2 ||
1757                     usage == WACOM_HID_WD_TOUCHRING ||
1758                     usage == WACOM_HID_WD_TOUCHRINGSTATUS ||
1759                     usage == WACOM_HID_WD_REPORT_VALID) {
1760                         return usage;
1761                 }
1762
1763                 if (subpage == HID_UP_UNDEFINED)
1764                         subpage = HID_UP_DIGITIZER;
1765
1766                 return subpage | subusage;
1767         }
1768
1769         if ((usage & HID_USAGE_PAGE) == WACOM_HID_UP_WACOMTOUCH) {
1770                 int subpage = (usage & 0xFF00) << 8;
1771                 int subusage = (usage & 0xFF);
1772
1773                 if (usage == WACOM_HID_WT_REPORT_VALID)
1774                         return usage;
1775
1776                 if (subpage == HID_UP_UNDEFINED)
1777                         subpage = WACOM_HID_SP_DIGITIZER;
1778
1779                 return subpage | subusage;
1780         }
1781
1782         return usage;
1783 }
1784
1785 static void wacom_map_usage(struct input_dev *input, struct hid_usage *usage,
1786                 struct hid_field *field, __u8 type, __u16 code, int fuzz)
1787 {
1788         struct wacom *wacom = input_get_drvdata(input);
1789         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1790         struct wacom_features *features = &wacom_wac->features;
1791         int fmin = field->logical_minimum;
1792         int fmax = field->logical_maximum;
1793         unsigned int equivalent_usage = wacom_equivalent_usage(usage->hid);
1794         int resolution_code = code;
1795
1796         if (equivalent_usage == HID_DG_TWIST) {
1797                 resolution_code = ABS_RZ;
1798         }
1799
1800         if (equivalent_usage == HID_GD_X) {
1801                 fmin += features->offset_left;
1802                 fmax -= features->offset_right;
1803         }
1804         if (equivalent_usage == HID_GD_Y) {
1805                 fmin += features->offset_top;
1806                 fmax -= features->offset_bottom;
1807         }
1808
1809         usage->type = type;
1810         usage->code = code;
1811
1812         set_bit(type, input->evbit);
1813
1814         switch (type) {
1815         case EV_ABS:
1816                 input_set_abs_params(input, code, fmin, fmax, fuzz, 0);
1817                 input_abs_set_res(input, code,
1818                                   hidinput_calc_abs_res(field, resolution_code));
1819                 break;
1820         case EV_KEY:
1821                 input_set_capability(input, EV_KEY, code);
1822                 break;
1823         case EV_MSC:
1824                 input_set_capability(input, EV_MSC, code);
1825                 break;
1826         case EV_SW:
1827                 input_set_capability(input, EV_SW, code);
1828                 break;
1829         }
1830 }
1831
1832 static void wacom_wac_battery_usage_mapping(struct hid_device *hdev,
1833                 struct hid_field *field, struct hid_usage *usage)
1834 {
1835         struct wacom *wacom = hid_get_drvdata(hdev);
1836         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1837         struct wacom_features *features = &wacom_wac->features;
1838         unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
1839
1840         switch (equivalent_usage) {
1841         case HID_DG_BATTERYSTRENGTH:
1842         case WACOM_HID_WD_BATTERY_LEVEL:
1843         case WACOM_HID_WD_BATTERY_CHARGING:
1844                 features->quirks |= WACOM_QUIRK_BATTERY;
1845                 break;
1846         }
1847 }
1848
1849 static void wacom_wac_battery_event(struct hid_device *hdev, struct hid_field *field,
1850                 struct hid_usage *usage, __s32 value)
1851 {
1852         struct wacom *wacom = hid_get_drvdata(hdev);
1853         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1854         unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
1855
1856         switch (equivalent_usage) {
1857         case HID_DG_BATTERYSTRENGTH:
1858                 if (value == 0) {
1859                         wacom_wac->hid_data.bat_status = POWER_SUPPLY_STATUS_UNKNOWN;
1860                 }
1861                 else {
1862                         value = value * 100 / (field->logical_maximum - field->logical_minimum);
1863                         wacom_wac->hid_data.battery_capacity = value;
1864                         wacom_wac->hid_data.bat_connected = 1;
1865                         wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
1866                 }
1867                 break;
1868         case WACOM_HID_WD_BATTERY_LEVEL:
1869                 value = value * 100 / (field->logical_maximum - field->logical_minimum);
1870                 wacom_wac->hid_data.battery_capacity = value;
1871                 wacom_wac->hid_data.bat_connected = 1;
1872                 wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
1873                 break;
1874         case WACOM_HID_WD_BATTERY_CHARGING:
1875                 wacom_wac->hid_data.bat_charging = value;
1876                 wacom_wac->hid_data.ps_connected = value;
1877                 wacom_wac->hid_data.bat_connected = 1;
1878                 wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
1879                 break;
1880         }
1881 }
1882
1883 static void wacom_wac_battery_pre_report(struct hid_device *hdev,
1884                 struct hid_report *report)
1885 {
1886         return;
1887 }
1888
1889 static void wacom_wac_battery_report(struct hid_device *hdev,
1890                 struct hid_report *report)
1891 {
1892         struct wacom *wacom = hid_get_drvdata(hdev);
1893         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1894         struct wacom_features *features = &wacom_wac->features;
1895
1896         if (features->quirks & WACOM_QUIRK_BATTERY) {
1897                 int status = wacom_wac->hid_data.bat_status;
1898                 int capacity = wacom_wac->hid_data.battery_capacity;
1899                 bool charging = wacom_wac->hid_data.bat_charging;
1900                 bool connected = wacom_wac->hid_data.bat_connected;
1901                 bool powered = wacom_wac->hid_data.ps_connected;
1902
1903                 wacom_notify_battery(wacom_wac, status, capacity, charging,
1904                                      connected, powered);
1905         }
1906 }
1907
1908 static void wacom_wac_pad_usage_mapping(struct hid_device *hdev,
1909                 struct hid_field *field, struct hid_usage *usage)
1910 {
1911         struct wacom *wacom = hid_get_drvdata(hdev);
1912         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1913         struct wacom_features *features = &wacom_wac->features;
1914         struct input_dev *input = wacom_wac->pad_input;
1915         unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
1916
1917         switch (equivalent_usage) {
1918         case WACOM_HID_WD_ACCELEROMETER_X:
1919                 __set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
1920                 wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 0);
1921                 features->device_type |= WACOM_DEVICETYPE_PAD;
1922                 break;
1923         case WACOM_HID_WD_ACCELEROMETER_Y:
1924                 __set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
1925                 wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 0);
1926                 features->device_type |= WACOM_DEVICETYPE_PAD;
1927                 break;
1928         case WACOM_HID_WD_ACCELEROMETER_Z:
1929                 __set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
1930                 wacom_map_usage(input, usage, field, EV_ABS, ABS_Z, 0);
1931                 features->device_type |= WACOM_DEVICETYPE_PAD;
1932                 break;
1933         case WACOM_HID_WD_BUTTONCENTER:
1934         case WACOM_HID_WD_BUTTONHOME:
1935         case WACOM_HID_WD_BUTTONUP:
1936         case WACOM_HID_WD_BUTTONDOWN:
1937         case WACOM_HID_WD_BUTTONLEFT:
1938         case WACOM_HID_WD_BUTTONRIGHT:
1939                 wacom_map_usage(input, usage, field, EV_KEY,
1940                                 wacom_numbered_button_to_key(features->numbered_buttons),
1941                                 0);
1942                 features->numbered_buttons++;
1943                 features->device_type |= WACOM_DEVICETYPE_PAD;
1944                 break;
1945         case WACOM_HID_WD_TOUCHONOFF:
1946         case WACOM_HID_WD_MUTE_DEVICE:
1947                 /*
1948                  * This usage, which is used to mute touch events, comes
1949                  * from the pad packet, but is reported on the touch
1950                  * interface. Because the touch interface may not have
1951                  * been created yet, we cannot call wacom_map_usage(). In
1952                  * order to process this usage when we receive it, we set
1953                  * the usage type and code directly.
1954                  */
1955                 wacom_wac->has_mute_touch_switch = true;
1956                 usage->type = EV_SW;
1957                 usage->code = SW_MUTE_DEVICE;
1958                 features->device_type |= WACOM_DEVICETYPE_PAD;
1959                 break;
1960         case WACOM_HID_WD_TOUCHSTRIP:
1961                 wacom_map_usage(input, usage, field, EV_ABS, ABS_RX, 0);
1962                 features->device_type |= WACOM_DEVICETYPE_PAD;
1963                 break;
1964         case WACOM_HID_WD_TOUCHSTRIP2:
1965                 wacom_map_usage(input, usage, field, EV_ABS, ABS_RY, 0);
1966                 features->device_type |= WACOM_DEVICETYPE_PAD;
1967                 break;
1968         case WACOM_HID_WD_TOUCHRING:
1969                 wacom_map_usage(input, usage, field, EV_ABS, ABS_WHEEL, 0);
1970                 features->device_type |= WACOM_DEVICETYPE_PAD;
1971                 break;
1972         case WACOM_HID_WD_TOUCHRINGSTATUS:
1973                 /*
1974                  * Only set up type/code association. Completely mapping
1975                  * this usage may overwrite the axis resolution and range.
1976                  */
1977                 usage->type = EV_ABS;
1978                 usage->code = ABS_WHEEL;
1979                 set_bit(EV_ABS, input->evbit);
1980                 features->device_type |= WACOM_DEVICETYPE_PAD;
1981                 break;
1982         case WACOM_HID_WD_BUTTONCONFIG:
1983                 wacom_map_usage(input, usage, field, EV_KEY, KEY_BUTTONCONFIG, 0);
1984                 features->device_type |= WACOM_DEVICETYPE_PAD;
1985                 break;
1986         case WACOM_HID_WD_ONSCREEN_KEYBOARD:
1987                 wacom_map_usage(input, usage, field, EV_KEY, KEY_ONSCREEN_KEYBOARD, 0);
1988                 features->device_type |= WACOM_DEVICETYPE_PAD;
1989                 break;
1990         case WACOM_HID_WD_CONTROLPANEL:
1991                 wacom_map_usage(input, usage, field, EV_KEY, KEY_CONTROLPANEL, 0);
1992                 features->device_type |= WACOM_DEVICETYPE_PAD;
1993                 break;
1994         case WACOM_HID_WD_MODE_CHANGE:
1995                 /* do not overwrite previous data */
1996                 if (!wacom_wac->has_mode_change) {
1997                         wacom_wac->has_mode_change = true;
1998                         wacom_wac->is_direct_mode = true;
1999                 }
2000                 features->device_type |= WACOM_DEVICETYPE_PAD;
2001                 break;
2002         }
2003
2004         switch (equivalent_usage & 0xfffffff0) {
2005         case WACOM_HID_WD_EXPRESSKEY00:
2006                 wacom_map_usage(input, usage, field, EV_KEY,
2007                                 wacom_numbered_button_to_key(features->numbered_buttons),
2008                                 0);
2009                 features->numbered_buttons++;
2010                 features->device_type |= WACOM_DEVICETYPE_PAD;
2011                 break;
2012         }
2013 }
2014
2015 static void wacom_wac_pad_event(struct hid_device *hdev, struct hid_field *field,
2016                 struct hid_usage *usage, __s32 value)
2017 {
2018         struct wacom *wacom = hid_get_drvdata(hdev);
2019         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2020         struct input_dev *input = wacom_wac->pad_input;
2021         struct wacom_features *features = &wacom_wac->features;
2022         unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2023         int i;
2024         bool do_report = false;
2025
2026         /*
2027          * Avoid reporting this event and setting inrange_state if this usage
2028          * hasn't been mapped.
2029          */
2030         if (!usage->type && equivalent_usage != WACOM_HID_WD_MODE_CHANGE)
2031                 return;
2032
2033         if (wacom_equivalent_usage(field->physical) == HID_DG_TABLETFUNCTIONKEY) {
2034                 if (usage->hid != WACOM_HID_WD_TOUCHRING)
2035                         wacom_wac->hid_data.inrange_state |= value;
2036         }
2037
2038         switch (equivalent_usage) {
2039         case WACOM_HID_WD_TOUCHRING:
2040                 /*
2041                  * Userspace expects touchrings to increase in value with
2042                  * clockwise gestures and have their zero point at the
2043                  * tablet's left. HID events "should" be clockwise-
2044                  * increasing and zero at top, though the MobileStudio
2045                  * Pro and 2nd-gen Intuos Pro don't do this...
2046                  */
2047                 if (hdev->vendor == 0x56a &&
2048                     (hdev->product == 0x34d || hdev->product == 0x34e ||  /* MobileStudio Pro */
2049                      hdev->product == 0x357 || hdev->product == 0x358 ||  /* Intuos Pro 2 */
2050                      hdev->product == 0x392 ||                            /* Intuos Pro 2 */
2051                      hdev->product == 0x399)) {                           /* MobileStudio Pro */
2052                         value = (field->logical_maximum - value);
2053
2054                         if (hdev->product == 0x357 || hdev->product == 0x358 ||
2055                             hdev->product == 0x392)
2056                                 value = wacom_offset_rotation(input, usage, value, 3, 16);
2057                         else if (hdev->product == 0x34d || hdev->product == 0x34e ||
2058                                  hdev->product == 0x399)
2059                                 value = wacom_offset_rotation(input, usage, value, 1, 2);
2060                 }
2061                 else {
2062                         value = wacom_offset_rotation(input, usage, value, 1, 4);
2063                 }
2064                 do_report = true;
2065                 break;
2066         case WACOM_HID_WD_TOUCHRINGSTATUS:
2067                 if (!value)
2068                         input_event(input, usage->type, usage->code, 0);
2069                 break;
2070
2071         case WACOM_HID_WD_MUTE_DEVICE:
2072         case WACOM_HID_WD_TOUCHONOFF:
2073                 if (wacom_wac->shared->touch_input) {
2074                         bool *is_touch_on = &wacom_wac->shared->is_touch_on;
2075
2076                         if (equivalent_usage == WACOM_HID_WD_MUTE_DEVICE && value)
2077                                 *is_touch_on = !(*is_touch_on);
2078                         else if (equivalent_usage == WACOM_HID_WD_TOUCHONOFF)
2079                                 *is_touch_on = value;
2080
2081                         input_report_switch(wacom_wac->shared->touch_input,
2082                                             SW_MUTE_DEVICE, !(*is_touch_on));
2083                         input_sync(wacom_wac->shared->touch_input);
2084                 }
2085                 break;
2086
2087         case WACOM_HID_WD_MODE_CHANGE:
2088                 if (wacom_wac->is_direct_mode != value) {
2089                         wacom_wac->is_direct_mode = value;
2090                         wacom_schedule_work(&wacom->wacom_wac, WACOM_WORKER_MODE_CHANGE);
2091                 }
2092                 break;
2093
2094         case WACOM_HID_WD_BUTTONCENTER:
2095                 for (i = 0; i < wacom->led.count; i++)
2096                         wacom_update_led(wacom, features->numbered_buttons,
2097                                          value, i);
2098                  /* fall through*/
2099         default:
2100                 do_report = true;
2101                 break;
2102         }
2103
2104         if (do_report) {
2105                 input_event(input, usage->type, usage->code, value);
2106                 if (value)
2107                         wacom_wac->hid_data.pad_input_event_flag = true;
2108         }
2109 }
2110
2111 static void wacom_wac_pad_pre_report(struct hid_device *hdev,
2112                 struct hid_report *report)
2113 {
2114         struct wacom *wacom = hid_get_drvdata(hdev);
2115         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2116
2117         wacom_wac->hid_data.inrange_state = 0;
2118 }
2119
2120 static void wacom_wac_pad_report(struct hid_device *hdev,
2121                 struct hid_report *report, struct hid_field *field)
2122 {
2123         struct wacom *wacom = hid_get_drvdata(hdev);
2124         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2125         struct input_dev *input = wacom_wac->pad_input;
2126         bool active = wacom_wac->hid_data.inrange_state != 0;
2127
2128         /* report prox for expresskey events */
2129         if (wacom_wac->hid_data.pad_input_event_flag) {
2130                 input_event(input, EV_ABS, ABS_MISC, active ? PAD_DEVICE_ID : 0);
2131                 input_sync(input);
2132                 if (!active)
2133                         wacom_wac->hid_data.pad_input_event_flag = false;
2134         }
2135 }
2136
2137 static void wacom_wac_pen_usage_mapping(struct hid_device *hdev,
2138                 struct hid_field *field, struct hid_usage *usage)
2139 {
2140         struct wacom *wacom = hid_get_drvdata(hdev);
2141         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2142         struct wacom_features *features = &wacom_wac->features;
2143         struct input_dev *input = wacom_wac->pen_input;
2144         unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2145
2146         switch (equivalent_usage) {
2147         case HID_GD_X:
2148                 wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 4);
2149                 break;
2150         case HID_GD_Y:
2151                 wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 4);
2152                 break;
2153         case WACOM_HID_WD_DISTANCE:
2154         case HID_GD_Z:
2155                 wacom_map_usage(input, usage, field, EV_ABS, ABS_DISTANCE, 0);
2156                 break;
2157         case HID_DG_TIPPRESSURE:
2158                 wacom_map_usage(input, usage, field, EV_ABS, ABS_PRESSURE, 0);
2159                 break;
2160         case HID_DG_INRANGE:
2161                 wacom_map_usage(input, usage, field, EV_KEY, BTN_TOOL_PEN, 0);
2162                 break;
2163         case HID_DG_INVERT:
2164                 wacom_map_usage(input, usage, field, EV_KEY,
2165                                 BTN_TOOL_RUBBER, 0);
2166                 break;
2167         case HID_DG_TILT_X:
2168                 wacom_map_usage(input, usage, field, EV_ABS, ABS_TILT_X, 0);
2169                 break;
2170         case HID_DG_TILT_Y:
2171                 wacom_map_usage(input, usage, field, EV_ABS, ABS_TILT_Y, 0);
2172                 break;
2173         case HID_DG_TWIST:
2174                 wacom_map_usage(input, usage, field, EV_ABS, ABS_Z, 0);
2175                 break;
2176         case HID_DG_ERASER:
2177         case HID_DG_TIPSWITCH:
2178                 wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2179                 break;
2180         case HID_DG_BARRELSWITCH:
2181                 wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS, 0);
2182                 break;
2183         case HID_DG_BARRELSWITCH2:
2184                 wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS2, 0);
2185                 break;
2186         case HID_DG_TOOLSERIALNUMBER:
2187                 features->quirks |= WACOM_QUIRK_TOOLSERIAL;
2188                 wacom_map_usage(input, usage, field, EV_MSC, MSC_SERIAL, 0);
2189                 break;
2190         case WACOM_HID_WD_SENSE:
2191                 features->quirks |= WACOM_QUIRK_SENSE;
2192                 wacom_map_usage(input, usage, field, EV_KEY, BTN_TOOL_PEN, 0);
2193                 break;
2194         case WACOM_HID_WD_SERIALHI:
2195                 wacom_map_usage(input, usage, field, EV_ABS, ABS_MISC, 0);
2196
2197                 if (!(features->quirks & WACOM_QUIRK_AESPEN)) {
2198                         set_bit(EV_KEY, input->evbit);
2199                         input_set_capability(input, EV_KEY, BTN_TOOL_PEN);
2200                         input_set_capability(input, EV_KEY, BTN_TOOL_RUBBER);
2201                         input_set_capability(input, EV_KEY, BTN_TOOL_BRUSH);
2202                         input_set_capability(input, EV_KEY, BTN_TOOL_PENCIL);
2203                         input_set_capability(input, EV_KEY, BTN_TOOL_AIRBRUSH);
2204                         if (!(features->device_type & WACOM_DEVICETYPE_DIRECT)) {
2205                                 input_set_capability(input, EV_KEY, BTN_TOOL_MOUSE);
2206                                 input_set_capability(input, EV_KEY, BTN_TOOL_LENS);
2207                         }
2208                 }
2209                 break;
2210         case WACOM_HID_WD_FINGERWHEEL:
2211                 wacom_map_usage(input, usage, field, EV_ABS, ABS_WHEEL, 0);
2212                 break;
2213         }
2214 }
2215
2216 static void wacom_wac_pen_event(struct hid_device *hdev, struct hid_field *field,
2217                 struct hid_usage *usage, __s32 value)
2218 {
2219         struct wacom *wacom = hid_get_drvdata(hdev);
2220         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2221         struct wacom_features *features = &wacom_wac->features;
2222         struct input_dev *input = wacom_wac->pen_input;
2223         unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2224
2225         if (wacom_wac->is_invalid_bt_frame)
2226                 return;
2227
2228         switch (equivalent_usage) {
2229         case HID_GD_Z:
2230                 /*
2231                  * HID_GD_Z "should increase as the control's position is
2232                  * moved from high to low", while ABS_DISTANCE instead
2233                  * increases in value as the tool moves from low to high.
2234                  */
2235                 value = field->logical_maximum - value;
2236                 break;
2237         case HID_DG_INRANGE:
2238                 wacom_wac->hid_data.inrange_state = value;
2239                 if (!(features->quirks & WACOM_QUIRK_SENSE))
2240                         wacom_wac->hid_data.sense_state = value;
2241                 return;
2242         case HID_DG_INVERT:
2243                 wacom_wac->hid_data.invert_state = value;
2244                 return;
2245         case HID_DG_ERASER:
2246         case HID_DG_TIPSWITCH:
2247                 wacom_wac->hid_data.tipswitch |= value;
2248                 return;
2249         case HID_DG_BARRELSWITCH:
2250                 wacom_wac->hid_data.barrelswitch = value;
2251                 return;
2252         case HID_DG_BARRELSWITCH2:
2253                 wacom_wac->hid_data.barrelswitch2 = value;
2254                 return;
2255         case HID_DG_TOOLSERIALNUMBER:
2256                 if (value) {
2257                         wacom_wac->serial[0] = (wacom_wac->serial[0] & ~0xFFFFFFFFULL);
2258                         wacom_wac->serial[0] |= (__u32)value;
2259                 }
2260                 return;
2261         case HID_DG_TWIST:
2262                 /*
2263                  * Userspace expects pen twist to have its zero point when
2264                  * the buttons/finger is on the tablet's left. HID values
2265                  * are zero when buttons are toward the top.
2266                  */
2267                 value = wacom_offset_rotation(input, usage, value, 1, 4);
2268                 break;
2269         case WACOM_HID_WD_SENSE:
2270                 wacom_wac->hid_data.sense_state = value;
2271                 return;
2272         case WACOM_HID_WD_SERIALHI:
2273                 if (value) {
2274                         wacom_wac->serial[0] = (wacom_wac->serial[0] & 0xFFFFFFFF);
2275                         wacom_wac->serial[0] |= ((__u64)value) << 32;
2276                         /*
2277                          * Non-USI EMR devices may contain additional tool type
2278                          * information here. See WACOM_HID_WD_TOOLTYPE case for
2279                          * more details.
2280                          */
2281                         if (value >> 20 == 1) {
2282                                 wacom_wac->id[0] |= value & 0xFFFFF;
2283                         }
2284                 }
2285                 return;
2286         case WACOM_HID_WD_TOOLTYPE:
2287                 /*
2288                  * Some devices (MobileStudio Pro, and possibly later
2289                  * devices as well) do not return the complete tool
2290                  * type in their WACOM_HID_WD_TOOLTYPE usage. Use a
2291                  * bitwise OR so the complete value can be built
2292                  * up over time :(
2293                  */
2294                 wacom_wac->id[0] |= value;
2295                 return;
2296         case WACOM_HID_WD_OFFSETLEFT:
2297                 if (features->offset_left && value != features->offset_left)
2298                         hid_warn(hdev, "%s: overriding existing left offset "
2299                                  "%d -> %d\n", __func__, value,
2300                                  features->offset_left);
2301                 features->offset_left = value;
2302                 return;
2303         case WACOM_HID_WD_OFFSETRIGHT:
2304                 if (features->offset_right && value != features->offset_right)
2305                         hid_warn(hdev, "%s: overriding existing right offset "
2306                                  "%d -> %d\n", __func__, value,
2307                                  features->offset_right);
2308                 features->offset_right = value;
2309                 return;
2310         case WACOM_HID_WD_OFFSETTOP:
2311                 if (features->offset_top && value != features->offset_top)
2312                         hid_warn(hdev, "%s: overriding existing top offset "
2313                                  "%d -> %d\n", __func__, value,
2314                                  features->offset_top);
2315                 features->offset_top = value;
2316                 return;
2317         case WACOM_HID_WD_OFFSETBOTTOM:
2318                 if (features->offset_bottom && value != features->offset_bottom)
2319                         hid_warn(hdev, "%s: overriding existing bottom offset "
2320                                  "%d -> %d\n", __func__, value,
2321                                  features->offset_bottom);
2322                 features->offset_bottom = value;
2323                 return;
2324         case WACOM_HID_WD_REPORT_VALID:
2325                 wacom_wac->is_invalid_bt_frame = !value;
2326                 return;
2327         }
2328
2329         /* send pen events only when touch is up or forced out
2330          * or touch arbitration is off
2331          */
2332         if (!usage->type || delay_pen_events(wacom_wac))
2333                 return;
2334
2335         /* send pen events only when the pen is in range */
2336         if (wacom_wac->hid_data.inrange_state)
2337                 input_event(input, usage->type, usage->code, value);
2338         else if (wacom_wac->shared->stylus_in_proximity && !wacom_wac->hid_data.sense_state)
2339                 input_event(input, usage->type, usage->code, 0);
2340 }
2341
2342 static void wacom_wac_pen_pre_report(struct hid_device *hdev,
2343                 struct hid_report *report)
2344 {
2345         struct wacom *wacom = hid_get_drvdata(hdev);
2346         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2347
2348         wacom_wac->is_invalid_bt_frame = false;
2349         return;
2350 }
2351
2352 static void wacom_wac_pen_report(struct hid_device *hdev,
2353                 struct hid_report *report)
2354 {
2355         struct wacom *wacom = hid_get_drvdata(hdev);
2356         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2357         struct input_dev *input = wacom_wac->pen_input;
2358         bool range = wacom_wac->hid_data.inrange_state;
2359         bool sense = wacom_wac->hid_data.sense_state;
2360
2361         if (wacom_wac->is_invalid_bt_frame)
2362                 return;
2363
2364         if (!wacom_wac->tool[0] && range) { /* first in range */
2365                 /* Going into range select tool */
2366                 if (wacom_wac->hid_data.invert_state)
2367                         wacom_wac->tool[0] = BTN_TOOL_RUBBER;
2368                 else if (wacom_wac->id[0])
2369                         wacom_wac->tool[0] = wacom_intuos_get_tool_type(wacom_wac->id[0]);
2370                 else
2371                         wacom_wac->tool[0] = BTN_TOOL_PEN;
2372         }
2373
2374         /* keep pen state for touch events */
2375         wacom_wac->shared->stylus_in_proximity = sense;
2376
2377         if (!delay_pen_events(wacom_wac) && wacom_wac->tool[0]) {
2378                 int id = wacom_wac->id[0];
2379                 int sw_state = wacom_wac->hid_data.barrelswitch |
2380                                (wacom_wac->hid_data.barrelswitch2 << 1);
2381
2382                 input_report_key(input, BTN_STYLUS, sw_state == 1);
2383                 input_report_key(input, BTN_STYLUS2, sw_state == 2);
2384                 input_report_key(input, BTN_STYLUS3, sw_state == 3);
2385
2386                 /*
2387                  * Non-USI EMR tools should have their IDs mangled to
2388                  * match the legacy behavior of wacom_intuos_general
2389                  */
2390                 if (wacom_wac->serial[0] >> 52 == 1)
2391                         id = wacom_intuos_id_mangle(id);
2392
2393                 /*
2394                  * To ensure compatibility with xf86-input-wacom, we should
2395                  * report the BTN_TOOL_* event prior to the ABS_MISC or
2396                  * MSC_SERIAL events.
2397                  */
2398                 input_report_key(input, BTN_TOUCH,
2399                                 wacom_wac->hid_data.tipswitch);
2400                 input_report_key(input, wacom_wac->tool[0], sense);
2401                 if (wacom_wac->serial[0]) {
2402                         input_event(input, EV_MSC, MSC_SERIAL, wacom_wac->serial[0]);
2403                         input_report_abs(input, ABS_MISC, sense ? id : 0);
2404                 }
2405
2406                 wacom_wac->hid_data.tipswitch = false;
2407
2408                 input_sync(input);
2409         }
2410
2411         if (!sense) {
2412                 wacom_wac->tool[0] = 0;
2413                 wacom_wac->id[0] = 0;
2414                 wacom_wac->serial[0] = 0;
2415         }
2416 }
2417
2418 static void wacom_wac_finger_usage_mapping(struct hid_device *hdev,
2419                 struct hid_field *field, struct hid_usage *usage)
2420 {
2421         struct wacom *wacom = hid_get_drvdata(hdev);
2422         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2423         struct input_dev *input = wacom_wac->touch_input;
2424         unsigned touch_max = wacom_wac->features.touch_max;
2425         unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2426
2427         switch (equivalent_usage) {
2428         case HID_GD_X:
2429                 if (touch_max == 1)
2430                         wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 4);
2431                 else
2432                         wacom_map_usage(input, usage, field, EV_ABS,
2433                                         ABS_MT_POSITION_X, 4);
2434                 break;
2435         case HID_GD_Y:
2436                 if (touch_max == 1)
2437                         wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 4);
2438                 else
2439                         wacom_map_usage(input, usage, field, EV_ABS,
2440                                         ABS_MT_POSITION_Y, 4);
2441                 break;
2442         case HID_DG_WIDTH:
2443         case HID_DG_HEIGHT:
2444                 wacom_map_usage(input, usage, field, EV_ABS, ABS_MT_TOUCH_MAJOR, 0);
2445                 wacom_map_usage(input, usage, field, EV_ABS, ABS_MT_TOUCH_MINOR, 0);
2446                 input_set_abs_params(input, ABS_MT_ORIENTATION, 0, 1, 0, 0);
2447                 break;
2448         case HID_DG_TIPSWITCH:
2449                 wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2450                 break;
2451         case HID_DG_CONTACTCOUNT:
2452                 wacom_wac->hid_data.cc_report = field->report->id;
2453                 wacom_wac->hid_data.cc_index = field->index;
2454                 wacom_wac->hid_data.cc_value_index = usage->usage_index;
2455                 break;
2456         case HID_DG_CONTACTID:
2457                 if ((field->logical_maximum - field->logical_minimum) < touch_max) {
2458                         /*
2459                          * The HID descriptor for G11 sensors leaves logical
2460                          * maximum set to '1' despite it being a multitouch
2461                          * device. Override to a sensible number.
2462                          */
2463                         field->logical_maximum = 255;
2464                 }
2465                 break;
2466         }
2467 }
2468
2469 static void wacom_wac_finger_slot(struct wacom_wac *wacom_wac,
2470                 struct input_dev *input)
2471 {
2472         struct hid_data *hid_data = &wacom_wac->hid_data;
2473         bool mt = wacom_wac->features.touch_max > 1;
2474         bool prox = hid_data->tipswitch &&
2475                     report_touch_events(wacom_wac);
2476
2477         if (wacom_wac->shared->has_mute_touch_switch &&
2478             !wacom_wac->shared->is_touch_on) {
2479                 if (!wacom_wac->shared->touch_down)
2480                         return;
2481                 prox = 0;
2482         }
2483
2484         wacom_wac->hid_data.num_received++;
2485         if (wacom_wac->hid_data.num_received > wacom_wac->hid_data.num_expected)
2486                 return;
2487
2488         if (mt) {
2489                 int slot;
2490
2491                 slot = input_mt_get_slot_by_key(input, hid_data->id);
2492                 input_mt_slot(input, slot);
2493                 input_mt_report_slot_state(input, MT_TOOL_FINGER, prox);
2494         }
2495         else {
2496                 input_report_key(input, BTN_TOUCH, prox);
2497         }
2498
2499         if (prox) {
2500                 input_report_abs(input, mt ? ABS_MT_POSITION_X : ABS_X,
2501                                  hid_data->x);
2502                 input_report_abs(input, mt ? ABS_MT_POSITION_Y : ABS_Y,
2503                                  hid_data->y);
2504
2505                 if (test_bit(ABS_MT_TOUCH_MAJOR, input->absbit)) {
2506                         input_report_abs(input, ABS_MT_TOUCH_MAJOR, max(hid_data->width, hid_data->height));
2507                         input_report_abs(input, ABS_MT_TOUCH_MINOR, min(hid_data->width, hid_data->height));
2508                         if (hid_data->width != hid_data->height)
2509                                 input_report_abs(input, ABS_MT_ORIENTATION, hid_data->width <= hid_data->height ? 0 : 1);
2510                 }
2511         }
2512 }
2513
2514 static void wacom_wac_finger_event(struct hid_device *hdev,
2515                 struct hid_field *field, struct hid_usage *usage, __s32 value)
2516 {
2517         struct wacom *wacom = hid_get_drvdata(hdev);
2518         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2519         unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2520         struct wacom_features *features = &wacom->wacom_wac.features;
2521
2522         if (wacom_wac->is_invalid_bt_frame)
2523                 return;
2524
2525         switch (equivalent_usage) {
2526         case HID_GD_X:
2527                 wacom_wac->hid_data.x = value;
2528                 break;
2529         case HID_GD_Y:
2530                 wacom_wac->hid_data.y = value;
2531                 break;
2532         case HID_DG_WIDTH:
2533                 wacom_wac->hid_data.width = value;
2534                 break;
2535         case HID_DG_HEIGHT:
2536                 wacom_wac->hid_data.height = value;
2537                 break;
2538         case HID_DG_CONTACTID:
2539                 wacom_wac->hid_data.id = value;
2540                 break;
2541         case HID_DG_TIPSWITCH:
2542                 wacom_wac->hid_data.tipswitch = value;
2543                 break;
2544         case WACOM_HID_WT_REPORT_VALID:
2545                 wacom_wac->is_invalid_bt_frame = !value;
2546                 return;
2547         case HID_DG_CONTACTMAX:
2548                 features->touch_max = value;
2549                 return;
2550         }
2551
2552         if (usage->usage_index + 1 == field->report_count) {
2553                 if (equivalent_usage == wacom_wac->hid_data.last_slot_field)
2554                         wacom_wac_finger_slot(wacom_wac, wacom_wac->touch_input);
2555         }
2556 }
2557
2558 static void wacom_wac_finger_pre_report(struct hid_device *hdev,
2559                 struct hid_report *report)
2560 {
2561         struct wacom *wacom = hid_get_drvdata(hdev);
2562         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2563         struct hid_data* hid_data = &wacom_wac->hid_data;
2564         int i;
2565
2566         wacom_wac->is_invalid_bt_frame = false;
2567
2568         for (i = 0; i < report->maxfield; i++) {
2569                 struct hid_field *field = report->field[i];
2570                 int j;
2571
2572                 for (j = 0; j < field->maxusage; j++) {
2573                         struct hid_usage *usage = &field->usage[j];
2574                         unsigned int equivalent_usage =
2575                                 wacom_equivalent_usage(usage->hid);
2576
2577                         switch (equivalent_usage) {
2578                         case HID_GD_X:
2579                         case HID_GD_Y:
2580                         case HID_DG_WIDTH:
2581                         case HID_DG_HEIGHT:
2582                         case HID_DG_CONTACTID:
2583                         case HID_DG_INRANGE:
2584                         case HID_DG_INVERT:
2585                         case HID_DG_TIPSWITCH:
2586                                 hid_data->last_slot_field = equivalent_usage;
2587                                 break;
2588                         }
2589                 }
2590         }
2591 }
2592
2593 static void wacom_wac_finger_report(struct hid_device *hdev,
2594                 struct hid_report *report)
2595 {
2596         struct wacom *wacom = hid_get_drvdata(hdev);
2597         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2598         struct input_dev *input = wacom_wac->touch_input;
2599         unsigned touch_max = wacom_wac->features.touch_max;
2600         struct hid_data *hid_data = &wacom_wac->hid_data;
2601
2602         /* If more packets of data are expected, give us a chance to
2603          * process them rather than immediately syncing a partial
2604          * update.
2605          */
2606         if (wacom_wac->hid_data.num_received < wacom_wac->hid_data.num_expected)
2607                 return;
2608
2609         if (touch_max > 1)
2610                 input_mt_sync_frame(input);
2611
2612         input_sync(input);
2613         wacom_wac->hid_data.num_received = 0;
2614         hid_data->num_expected = 0;
2615
2616         /* keep touch state for pen event */
2617         wacom_wac->shared->touch_down = wacom_wac_finger_count_touches(wacom_wac);
2618 }
2619
2620 void wacom_wac_usage_mapping(struct hid_device *hdev,
2621                 struct hid_field *field, struct hid_usage *usage)
2622 {
2623         struct wacom *wacom = hid_get_drvdata(hdev);
2624         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2625         struct wacom_features *features = &wacom_wac->features;
2626
2627         if (WACOM_DIRECT_DEVICE(field))
2628                 features->device_type |= WACOM_DEVICETYPE_DIRECT;
2629
2630         /* usage tests must precede field tests */
2631         if (WACOM_BATTERY_USAGE(usage))
2632                 wacom_wac_battery_usage_mapping(hdev, field, usage);
2633         else if (WACOM_PAD_FIELD(field))
2634                 wacom_wac_pad_usage_mapping(hdev, field, usage);
2635         else if (WACOM_PEN_FIELD(field))
2636                 wacom_wac_pen_usage_mapping(hdev, field, usage);
2637         else if (WACOM_FINGER_FIELD(field))
2638                 wacom_wac_finger_usage_mapping(hdev, field, usage);
2639 }
2640
2641 void wacom_wac_event(struct hid_device *hdev, struct hid_field *field,
2642                 struct hid_usage *usage, __s32 value)
2643 {
2644         struct wacom *wacom = hid_get_drvdata(hdev);
2645
2646         if (wacom->wacom_wac.features.type != HID_GENERIC)
2647                 return;
2648
2649         if (value > field->logical_maximum || value < field->logical_minimum)
2650                 return;
2651
2652         /* usage tests must precede field tests */
2653         if (WACOM_BATTERY_USAGE(usage))
2654                 wacom_wac_battery_event(hdev, field, usage, value);
2655         else if (WACOM_PAD_FIELD(field) && wacom->wacom_wac.pad_input)
2656                 wacom_wac_pad_event(hdev, field, usage, value);
2657         else if (WACOM_PEN_FIELD(field) && wacom->wacom_wac.pen_input)
2658                 wacom_wac_pen_event(hdev, field, usage, value);
2659         else if (WACOM_FINGER_FIELD(field) && wacom->wacom_wac.touch_input)
2660                 wacom_wac_finger_event(hdev, field, usage, value);
2661 }
2662
2663 static void wacom_report_events(struct hid_device *hdev,
2664                                 struct hid_report *report, int collection_index,
2665                                 int field_index)
2666 {
2667         int r;
2668
2669         for (r = field_index; r < report->maxfield; r++) {
2670                 struct hid_field *field;
2671                 unsigned count, n;
2672
2673                 field = report->field[r];
2674                 count = field->report_count;
2675
2676                 if (!(HID_MAIN_ITEM_VARIABLE & field->flags))
2677                         continue;
2678
2679                 for (n = 0 ; n < count; n++) {
2680                         if (field->usage[n].collection_index == collection_index)
2681                                 wacom_wac_event(hdev, field, &field->usage[n],
2682                                                 field->value[n]);
2683                         else
2684                                 return;
2685                 }
2686         }
2687 }
2688
2689 static void wacom_set_num_expected(struct hid_device *hdev,
2690                                    struct hid_report *report,
2691                                    int collection_index,
2692                                    struct hid_field *field,
2693                                    int field_index)
2694 {
2695         struct wacom *wacom = hid_get_drvdata(hdev);
2696         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2697         struct hid_data *hid_data = &wacom_wac->hid_data;
2698         unsigned int original_collection_level =
2699                 hdev->collection[collection_index].level;
2700         bool end_collection = false;
2701         int i;
2702
2703         if (hid_data->num_expected)
2704                 return;
2705
2706         // find the contact count value for this segment
2707         for (i = field_index; i < report->maxfield && !end_collection; i++) {
2708                 struct hid_field *field = report->field[i];
2709                 unsigned int field_level =
2710                         hdev->collection[field->usage[0].collection_index].level;
2711                 unsigned int j;
2712
2713                 if (field_level != original_collection_level)
2714                         continue;
2715
2716                 for (j = 0; j < field->maxusage; j++) {
2717                         struct hid_usage *usage = &field->usage[j];
2718
2719                         if (usage->collection_index != collection_index) {
2720                                 end_collection = true;
2721                                 break;
2722                         }
2723                         if (wacom_equivalent_usage(usage->hid) == HID_DG_CONTACTCOUNT) {
2724                                 hid_data->cc_report = report->id;
2725                                 hid_data->cc_index = i;
2726                                 hid_data->cc_value_index = j;
2727
2728                                 if (hid_data->cc_report != 0 &&
2729                                     hid_data->cc_index >= 0) {
2730
2731                                         struct hid_field *field =
2732                                                 report->field[hid_data->cc_index];
2733                                         int value =
2734                                                 field->value[hid_data->cc_value_index];
2735
2736                                         if (value)
2737                                                 hid_data->num_expected = value;
2738                                 }
2739                         }
2740                 }
2741         }
2742
2743         if (hid_data->cc_report == 0 || hid_data->cc_index < 0)
2744                 hid_data->num_expected = wacom_wac->features.touch_max;
2745 }
2746
2747 static int wacom_wac_collection(struct hid_device *hdev, struct hid_report *report,
2748                          int collection_index, struct hid_field *field,
2749                          int field_index)
2750 {
2751         struct wacom *wacom = hid_get_drvdata(hdev);
2752
2753         if (WACOM_FINGER_FIELD(field))
2754                 wacom_set_num_expected(hdev, report, collection_index, field,
2755                                        field_index);
2756         wacom_report_events(hdev, report, collection_index, field_index);
2757
2758         /*
2759          * Non-input reports may be sent prior to the device being
2760          * completely initialized. Since only their events need
2761          * to be processed, exit after 'wacom_report_events' has
2762          * been called to prevent potential crashes in the report-
2763          * processing functions.
2764          */
2765         if (report->type != HID_INPUT_REPORT)
2766                 return -1;
2767
2768         if (WACOM_PEN_FIELD(field) && wacom->wacom_wac.pen_input)
2769                 wacom_wac_pen_report(hdev, report);
2770         else if (WACOM_FINGER_FIELD(field) && wacom->wacom_wac.touch_input)
2771                 wacom_wac_finger_report(hdev, report);
2772
2773         return 0;
2774 }
2775
2776 void wacom_wac_report(struct hid_device *hdev, struct hid_report *report)
2777 {
2778         struct wacom *wacom = hid_get_drvdata(hdev);
2779         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2780         struct hid_field *field;
2781         bool pad_in_hid_field = false, pen_in_hid_field = false,
2782                 finger_in_hid_field = false, true_pad = false;
2783         int r;
2784         int prev_collection = -1;
2785
2786         if (wacom_wac->features.type != HID_GENERIC)
2787                 return;
2788
2789         for (r = 0; r < report->maxfield; r++) {
2790                 field = report->field[r];
2791
2792                 if (WACOM_PAD_FIELD(field))
2793                         pad_in_hid_field = true;
2794                 if (WACOM_PEN_FIELD(field))
2795                         pen_in_hid_field = true;
2796                 if (WACOM_FINGER_FIELD(field))
2797                         finger_in_hid_field = true;
2798                 if (wacom_equivalent_usage(field->physical) == HID_DG_TABLETFUNCTIONKEY)
2799                         true_pad = true;
2800         }
2801
2802         wacom_wac_battery_pre_report(hdev, report);
2803
2804         if (pad_in_hid_field && wacom->wacom_wac.pad_input)
2805                 wacom_wac_pad_pre_report(hdev, report);
2806         if (pen_in_hid_field && wacom->wacom_wac.pen_input)
2807                 wacom_wac_pen_pre_report(hdev, report);
2808         if (finger_in_hid_field && wacom->wacom_wac.touch_input)
2809                 wacom_wac_finger_pre_report(hdev, report);
2810
2811         for (r = 0; r < report->maxfield; r++) {
2812                 field = report->field[r];
2813
2814                 if (field->usage[0].collection_index != prev_collection) {
2815                         if (wacom_wac_collection(hdev, report,
2816                                 field->usage[0].collection_index, field, r) < 0)
2817                                 return;
2818                         prev_collection = field->usage[0].collection_index;
2819                 }
2820         }
2821
2822         wacom_wac_battery_report(hdev, report);
2823
2824         if (true_pad && wacom->wacom_wac.pad_input)
2825                 wacom_wac_pad_report(hdev, report, field);
2826 }
2827
2828 static int wacom_bpt_touch(struct wacom_wac *wacom)
2829 {
2830         struct wacom_features *features = &wacom->features;
2831         struct input_dev *input = wacom->touch_input;
2832         struct input_dev *pad_input = wacom->pad_input;
2833         unsigned char *data = wacom->data;
2834         int i;
2835
2836         if (data[0] != 0x02)
2837             return 0;
2838
2839         for (i = 0; i < 2; i++) {
2840                 int offset = (data[1] & 0x80) ? (8 * i) : (9 * i);
2841                 bool touch = report_touch_events(wacom)
2842                            && (data[offset + 3] & 0x80);
2843
2844                 input_mt_slot(input, i);
2845                 input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
2846                 if (touch) {
2847                         int x = get_unaligned_be16(&data[offset + 3]) & 0x7ff;
2848                         int y = get_unaligned_be16(&data[offset + 5]) & 0x7ff;
2849                         if (features->quirks & WACOM_QUIRK_BBTOUCH_LOWRES) {
2850                                 x <<= 5;
2851                                 y <<= 5;
2852                         }
2853                         input_report_abs(input, ABS_MT_POSITION_X, x);
2854                         input_report_abs(input, ABS_MT_POSITION_Y, y);
2855                 }
2856         }
2857
2858         input_mt_sync_frame(input);
2859
2860         input_report_key(pad_input, BTN_LEFT, (data[1] & 0x08) != 0);
2861         input_report_key(pad_input, BTN_FORWARD, (data[1] & 0x04) != 0);
2862         input_report_key(pad_input, BTN_BACK, (data[1] & 0x02) != 0);
2863         input_report_key(pad_input, BTN_RIGHT, (data[1] & 0x01) != 0);
2864         wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
2865
2866         return 1;
2867 }
2868
2869 static void wacom_bpt3_touch_msg(struct wacom_wac *wacom, unsigned char *data)
2870 {
2871         struct wacom_features *features = &wacom->features;
2872         struct input_dev *input = wacom->touch_input;
2873         bool touch = data[1] & 0x80;
2874         int slot = input_mt_get_slot_by_key(input, data[0]);
2875
2876         if (slot < 0)
2877                 return;
2878
2879         touch = touch && report_touch_events(wacom);
2880
2881         input_mt_slot(input, slot);
2882         input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
2883
2884         if (touch) {
2885                 int x = (data[2] << 4) | (data[4] >> 4);
2886                 int y = (data[3] << 4) | (data[4] & 0x0f);
2887                 int width, height;
2888
2889                 if (features->type >= INTUOSPS && features->type <= INTUOSHT2) {
2890                         width  = data[5] * 100;
2891                         height = data[6] * 100;
2892                 } else {
2893                         /*
2894                          * "a" is a scaled-down area which we assume is
2895                          * roughly circular and which can be described as:
2896                          * a=(pi*r^2)/C.
2897                          */
2898                         int a = data[5];
2899                         int x_res = input_abs_get_res(input, ABS_MT_POSITION_X);
2900                         int y_res = input_abs_get_res(input, ABS_MT_POSITION_Y);
2901                         width = 2 * int_sqrt(a * WACOM_CONTACT_AREA_SCALE);
2902                         height = width * y_res / x_res;
2903                 }
2904
2905                 input_report_abs(input, ABS_MT_POSITION_X, x);
2906                 input_report_abs(input, ABS_MT_POSITION_Y, y);
2907                 input_report_abs(input, ABS_MT_TOUCH_MAJOR, width);
2908                 input_report_abs(input, ABS_MT_TOUCH_MINOR, height);
2909         }
2910 }
2911
2912 static void wacom_bpt3_button_msg(struct wacom_wac *wacom, unsigned char *data)
2913 {
2914         struct input_dev *input = wacom->pad_input;
2915         struct wacom_features *features = &wacom->features;
2916
2917         if (features->type == INTUOSHT || features->type == INTUOSHT2) {
2918                 input_report_key(input, BTN_LEFT, (data[1] & 0x02) != 0);
2919                 input_report_key(input, BTN_BACK, (data[1] & 0x08) != 0);
2920         } else {
2921                 input_report_key(input, BTN_BACK, (data[1] & 0x02) != 0);
2922                 input_report_key(input, BTN_LEFT, (data[1] & 0x08) != 0);
2923         }
2924         input_report_key(input, BTN_FORWARD, (data[1] & 0x04) != 0);
2925         input_report_key(input, BTN_RIGHT, (data[1] & 0x01) != 0);
2926 }
2927
2928 static int wacom_bpt3_touch(struct wacom_wac *wacom)
2929 {
2930         unsigned char *data = wacom->data;
2931         int count = data[1] & 0x07;
2932         int  touch_changed = 0, i;
2933
2934         if (data[0] != 0x02)
2935             return 0;
2936
2937         /* data has up to 7 fixed sized 8-byte messages starting at data[2] */
2938         for (i = 0; i < count; i++) {
2939                 int offset = (8 * i) + 2;
2940                 int msg_id = data[offset];
2941
2942                 if (msg_id >= 2 && msg_id <= 17) {
2943                         wacom_bpt3_touch_msg(wacom, data + offset);
2944                         touch_changed++;
2945                 } else if (msg_id == 128)
2946                         wacom_bpt3_button_msg(wacom, data + offset);
2947
2948         }
2949
2950         /* only update touch if we actually have a touchpad and touch data changed */
2951         if (wacom->touch_input && touch_changed) {
2952                 input_mt_sync_frame(wacom->touch_input);
2953                 wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
2954         }
2955
2956         return 1;
2957 }
2958
2959 static int wacom_bpt_pen(struct wacom_wac *wacom)
2960 {
2961         struct wacom_features *features = &wacom->features;
2962         struct input_dev *input = wacom->pen_input;
2963         unsigned char *data = wacom->data;
2964         int x = 0, y = 0, p = 0, d = 0;
2965         bool pen = false, btn1 = false, btn2 = false;
2966         bool range, prox, rdy;
2967
2968         if (data[0] != WACOM_REPORT_PENABLED)
2969             return 0;
2970
2971         range = (data[1] & 0x80) == 0x80;
2972         prox = (data[1] & 0x40) == 0x40;
2973         rdy = (data[1] & 0x20) == 0x20;
2974
2975         wacom->shared->stylus_in_proximity = range;
2976         if (delay_pen_events(wacom))
2977                 return 0;
2978
2979         if (rdy) {
2980                 p = le16_to_cpup((__le16 *)&data[6]);
2981                 pen = data[1] & 0x01;
2982                 btn1 = data[1] & 0x02;
2983                 btn2 = data[1] & 0x04;
2984         }
2985         if (prox) {
2986                 x = le16_to_cpup((__le16 *)&data[2]);
2987                 y = le16_to_cpup((__le16 *)&data[4]);
2988
2989                 if (data[1] & 0x08) {
2990                         wacom->tool[0] = BTN_TOOL_RUBBER;
2991                         wacom->id[0] = ERASER_DEVICE_ID;
2992                 } else {
2993                         wacom->tool[0] = BTN_TOOL_PEN;
2994                         wacom->id[0] = STYLUS_DEVICE_ID;
2995                 }
2996                 wacom->reporting_data = true;
2997         }
2998         if (range) {
2999                 /*
3000                  * Convert distance from out prox to distance from tablet.
3001                  * distance will be greater than distance_max once
3002                  * touching and applying pressure; do not report negative
3003                  * distance.
3004                  */
3005                 if (data[8] <= features->distance_max)
3006                         d = features->distance_max - data[8];
3007         } else {
3008                 wacom->id[0] = 0;
3009         }
3010
3011         if (wacom->reporting_data) {
3012                 input_report_key(input, BTN_TOUCH, pen);
3013                 input_report_key(input, BTN_STYLUS, btn1);
3014                 input_report_key(input, BTN_STYLUS2, btn2);
3015
3016                 if (prox || !range) {
3017                         input_report_abs(input, ABS_X, x);
3018                         input_report_abs(input, ABS_Y, y);
3019                 }
3020                 input_report_abs(input, ABS_PRESSURE, p);
3021                 input_report_abs(input, ABS_DISTANCE, d);
3022
3023                 input_report_key(input, wacom->tool[0], range); /* PEN or RUBBER */
3024                 input_report_abs(input, ABS_MISC, wacom->id[0]); /* TOOL ID */
3025         }
3026
3027         if (!range) {
3028                 wacom->reporting_data = false;
3029         }
3030
3031         return 1;
3032 }
3033
3034 static int wacom_bpt_irq(struct wacom_wac *wacom, size_t len)
3035 {
3036         struct wacom_features *features = &wacom->features;
3037
3038         if ((features->type == INTUOSHT2) &&
3039             (features->device_type & WACOM_DEVICETYPE_PEN))
3040                 return wacom_intuos_irq(wacom);
3041         else if (len == WACOM_PKGLEN_BBTOUCH)
3042                 return wacom_bpt_touch(wacom);
3043         else if (len == WACOM_PKGLEN_BBTOUCH3)
3044                 return wacom_bpt3_touch(wacom);
3045         else if (len == WACOM_PKGLEN_BBFUN || len == WACOM_PKGLEN_BBPEN)
3046                 return wacom_bpt_pen(wacom);
3047
3048         return 0;
3049 }
3050
3051 static void wacom_bamboo_pad_pen_event(struct wacom_wac *wacom,
3052                 unsigned char *data)
3053 {
3054         unsigned char prefix;
3055
3056         /*
3057          * We need to reroute the event from the debug interface to the
3058          * pen interface.
3059          * We need to add the report ID to the actual pen report, so we
3060          * temporary overwrite the first byte to prevent having to kzalloc/kfree
3061          * and memcpy the report.
3062          */
3063         prefix = data[0];
3064         data[0] = WACOM_REPORT_BPAD_PEN;
3065
3066         /*
3067          * actually reroute the event.
3068          * No need to check if wacom->shared->pen is valid, hid_input_report()
3069          * will check for us.
3070          */
3071         hid_input_report(wacom->shared->pen, HID_INPUT_REPORT, data,
3072                          WACOM_PKGLEN_PENABLED, 1);
3073
3074         data[0] = prefix;
3075 }
3076
3077 static int wacom_bamboo_pad_touch_event(struct wacom_wac *wacom,
3078                 unsigned char *data)
3079 {
3080         struct input_dev *input = wacom->touch_input;
3081         unsigned char *finger_data, prefix;
3082         unsigned id;
3083         int x, y;
3084         bool valid;
3085
3086         prefix = data[0];
3087
3088         for (id = 0; id < wacom->features.touch_max; id++) {
3089                 valid = !!(prefix & BIT(id)) &&
3090                         report_touch_events(wacom);
3091
3092                 input_mt_slot(input, id);
3093                 input_mt_report_slot_state(input, MT_TOOL_FINGER, valid);
3094
3095                 if (!valid)
3096                         continue;
3097
3098                 finger_data = data + 1 + id * 3;
3099                 x = finger_data[0] | ((finger_data[1] & 0x0f) << 8);
3100                 y = (finger_data[2] << 4) | (finger_data[1] >> 4);
3101
3102                 input_report_abs(input, ABS_MT_POSITION_X, x);
3103                 input_report_abs(input, ABS_MT_POSITION_Y, y);
3104         }
3105
3106         input_mt_sync_frame(input);
3107
3108         input_report_key(input, BTN_LEFT, prefix & 0x40);
3109         input_report_key(input, BTN_RIGHT, prefix & 0x80);
3110
3111         /* keep touch state for pen event */
3112         wacom->shared->touch_down = !!prefix && report_touch_events(wacom);
3113
3114         return 1;
3115 }
3116
3117 static int wacom_bamboo_pad_irq(struct wacom_wac *wacom, size_t len)
3118 {
3119         unsigned char *data = wacom->data;
3120
3121         if (!((len == WACOM_PKGLEN_BPAD_TOUCH) ||
3122               (len == WACOM_PKGLEN_BPAD_TOUCH_USB)) ||
3123             (data[0] != WACOM_REPORT_BPAD_TOUCH))
3124                 return 0;
3125
3126         if (data[1] & 0x01)
3127                 wacom_bamboo_pad_pen_event(wacom, &data[1]);
3128
3129         if (data[1] & 0x02)
3130                 return wacom_bamboo_pad_touch_event(wacom, &data[9]);
3131
3132         return 0;
3133 }
3134
3135 static int wacom_wireless_irq(struct wacom_wac *wacom, size_t len)
3136 {
3137         unsigned char *data = wacom->data;
3138         int connected;
3139
3140         if (len != WACOM_PKGLEN_WIRELESS || data[0] != WACOM_REPORT_WL)
3141                 return 0;
3142
3143         connected = data[1] & 0x01;
3144         if (connected) {
3145                 int pid, battery, charging;
3146
3147                 if ((wacom->shared->type == INTUOSHT ||
3148                     wacom->shared->type == INTUOSHT2) &&
3149                     wacom->shared->touch_input &&
3150                     wacom->shared->touch_max) {
3151                         input_report_switch(wacom->shared->touch_input,
3152                                         SW_MUTE_DEVICE, data[5] & 0x40);
3153                         input_sync(wacom->shared->touch_input);
3154                 }
3155
3156                 pid = get_unaligned_be16(&data[6]);
3157                 battery = (data[5] & 0x3f) * 100 / 31;
3158                 charging = !!(data[5] & 0x80);
3159                 if (wacom->pid != pid) {
3160                         wacom->pid = pid;
3161                         wacom_schedule_work(wacom, WACOM_WORKER_WIRELESS);
3162                 }
3163
3164                 wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
3165                                      battery, charging, 1, 0);
3166
3167         } else if (wacom->pid != 0) {
3168                 /* disconnected while previously connected */
3169                 wacom->pid = 0;
3170                 wacom_schedule_work(wacom, WACOM_WORKER_WIRELESS);
3171                 wacom_notify_battery(wacom, POWER_SUPPLY_STATUS_UNKNOWN, 0, 0, 0, 0);
3172         }
3173
3174         return 0;
3175 }
3176
3177 static int wacom_status_irq(struct wacom_wac *wacom_wac, size_t len)
3178 {
3179         struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
3180         struct wacom_features *features = &wacom_wac->features;
3181         unsigned char *data = wacom_wac->data;
3182
3183         if (data[0] != WACOM_REPORT_USB)
3184                 return 0;
3185
3186         if ((features->type == INTUOSHT ||
3187             features->type == INTUOSHT2) &&
3188             wacom_wac->shared->touch_input &&
3189             features->touch_max) {
3190                 input_report_switch(wacom_wac->shared->touch_input,
3191                                     SW_MUTE_DEVICE, data[8] & 0x40);
3192                 input_sync(wacom_wac->shared->touch_input);
3193         }
3194
3195         if (data[9] & 0x02) { /* wireless module is attached */
3196                 int battery = (data[8] & 0x3f) * 100 / 31;
3197                 bool charging = !!(data[8] & 0x80);
3198
3199                 wacom_notify_battery(wacom_wac, WACOM_POWER_SUPPLY_STATUS_AUTO,
3200                                      battery, charging, battery || charging, 1);
3201
3202                 if (!wacom->battery.battery &&
3203                     !(features->quirks & WACOM_QUIRK_BATTERY)) {
3204                         features->quirks |= WACOM_QUIRK_BATTERY;
3205                         wacom_schedule_work(wacom_wac, WACOM_WORKER_BATTERY);
3206                 }
3207         }
3208         else if ((features->quirks & WACOM_QUIRK_BATTERY) &&
3209                  wacom->battery.battery) {
3210                 features->quirks &= ~WACOM_QUIRK_BATTERY;
3211                 wacom_schedule_work(wacom_wac, WACOM_WORKER_BATTERY);
3212                 wacom_notify_battery(wacom_wac, POWER_SUPPLY_STATUS_UNKNOWN, 0, 0, 0, 0);
3213         }
3214         return 0;
3215 }
3216
3217 void wacom_wac_irq(struct wacom_wac *wacom_wac, size_t len)
3218 {
3219         bool sync;
3220
3221         switch (wacom_wac->features.type) {
3222         case PENPARTNER:
3223                 sync = wacom_penpartner_irq(wacom_wac);
3224                 break;
3225
3226         case PL:
3227                 sync = wacom_pl_irq(wacom_wac);
3228                 break;
3229
3230         case WACOM_G4:
3231         case GRAPHIRE:
3232         case GRAPHIRE_BT:
3233         case WACOM_MO:
3234                 sync = wacom_graphire_irq(wacom_wac);
3235                 break;
3236
3237         case PTU:
3238                 sync = wacom_ptu_irq(wacom_wac);
3239                 break;
3240
3241         case DTU:
3242                 sync = wacom_dtu_irq(wacom_wac);
3243                 break;
3244
3245         case DTUS:
3246         case DTUSX:
3247                 sync = wacom_dtus_irq(wacom_wac);
3248                 break;
3249
3250         case INTUOS:
3251         case INTUOS3S:
3252         case INTUOS3:
3253         case INTUOS3L:
3254         case INTUOS4S:
3255         case INTUOS4:
3256         case INTUOS4L:
3257         case CINTIQ:
3258         case WACOM_BEE:
3259         case WACOM_13HD:
3260         case WACOM_21UX2:
3261         case WACOM_22HD:
3262         case WACOM_24HD:
3263         case WACOM_27QHD:
3264         case DTK:
3265         case CINTIQ_HYBRID:
3266         case CINTIQ_COMPANION_2:
3267                 sync = wacom_intuos_irq(wacom_wac);
3268                 break;
3269
3270         case INTUOS4WL:
3271                 sync = wacom_intuos_bt_irq(wacom_wac, len);
3272                 break;
3273
3274         case WACOM_24HDT:
3275         case WACOM_27QHDT:
3276                 sync = wacom_24hdt_irq(wacom_wac);
3277                 break;
3278
3279         case INTUOS5S:
3280         case INTUOS5:
3281         case INTUOS5L:
3282         case INTUOSPS:
3283         case INTUOSPM:
3284         case INTUOSPL:
3285                 if (len == WACOM_PKGLEN_BBTOUCH3)
3286                         sync = wacom_bpt3_touch(wacom_wac);
3287                 else if (wacom_wac->data[0] == WACOM_REPORT_USB)
3288                         sync = wacom_status_irq(wacom_wac, len);
3289                 else
3290                         sync = wacom_intuos_irq(wacom_wac);
3291                 break;
3292
3293         case INTUOSP2_BT:
3294         case INTUOSP2S_BT:
3295         case INTUOSHT3_BT:
3296                 sync = wacom_intuos_pro2_bt_irq(wacom_wac, len);
3297                 break;
3298
3299         case TABLETPC:
3300         case TABLETPCE:
3301         case TABLETPC2FG:
3302         case MTSCREEN:
3303         case MTTPC:
3304         case MTTPC_B:
3305                 sync = wacom_tpc_irq(wacom_wac, len);
3306                 break;
3307
3308         case BAMBOO_PT:
3309         case BAMBOO_PEN:
3310         case BAMBOO_TOUCH:
3311         case INTUOSHT:
3312         case INTUOSHT2:
3313                 if (wacom_wac->data[0] == WACOM_REPORT_USB)
3314                         sync = wacom_status_irq(wacom_wac, len);
3315                 else
3316                         sync = wacom_bpt_irq(wacom_wac, len);
3317                 break;
3318
3319         case BAMBOO_PAD:
3320                 sync = wacom_bamboo_pad_irq(wacom_wac, len);
3321                 break;
3322
3323         case WIRELESS:
3324                 sync = wacom_wireless_irq(wacom_wac, len);
3325                 break;
3326
3327         case REMOTE:
3328                 sync = false;
3329                 if (wacom_wac->data[0] == WACOM_REPORT_DEVICE_LIST)
3330                         wacom_remote_status_irq(wacom_wac, len);
3331                 else
3332                         sync = wacom_remote_irq(wacom_wac, len);
3333                 break;
3334
3335         default:
3336                 sync = false;
3337                 break;
3338         }
3339
3340         if (sync) {
3341                 if (wacom_wac->pen_input)
3342                         input_sync(wacom_wac->pen_input);
3343                 if (wacom_wac->touch_input)
3344                         input_sync(wacom_wac->touch_input);
3345                 if (wacom_wac->pad_input)
3346                         input_sync(wacom_wac->pad_input);
3347         }
3348 }
3349
3350 static void wacom_setup_basic_pro_pen(struct wacom_wac *wacom_wac)
3351 {
3352         struct input_dev *input_dev = wacom_wac->pen_input;
3353
3354         input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
3355
3356         __set_bit(BTN_TOOL_PEN, input_dev->keybit);
3357         __set_bit(BTN_STYLUS, input_dev->keybit);
3358         __set_bit(BTN_STYLUS2, input_dev->keybit);
3359
3360         input_set_abs_params(input_dev, ABS_DISTANCE,
3361                              0, wacom_wac->features.distance_max, wacom_wac->features.distance_fuzz, 0);
3362 }
3363
3364 static void wacom_setup_cintiq(struct wacom_wac *wacom_wac)
3365 {
3366         struct input_dev *input_dev = wacom_wac->pen_input;
3367         struct wacom_features *features = &wacom_wac->features;
3368
3369         wacom_setup_basic_pro_pen(wacom_wac);
3370
3371         __set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3372         __set_bit(BTN_TOOL_BRUSH, input_dev->keybit);
3373         __set_bit(BTN_TOOL_PENCIL, input_dev->keybit);
3374         __set_bit(BTN_TOOL_AIRBRUSH, input_dev->keybit);
3375
3376         input_set_abs_params(input_dev, ABS_WHEEL, 0, 1023, 0, 0);
3377         input_set_abs_params(input_dev, ABS_TILT_X, -64, 63, features->tilt_fuzz, 0);
3378         input_abs_set_res(input_dev, ABS_TILT_X, 57);
3379         input_set_abs_params(input_dev, ABS_TILT_Y, -64, 63, features->tilt_fuzz, 0);
3380         input_abs_set_res(input_dev, ABS_TILT_Y, 57);
3381 }
3382
3383 static void wacom_setup_intuos(struct wacom_wac *wacom_wac)
3384 {
3385         struct input_dev *input_dev = wacom_wac->pen_input;
3386
3387         input_set_capability(input_dev, EV_REL, REL_WHEEL);
3388
3389         wacom_setup_cintiq(wacom_wac);
3390
3391         __set_bit(BTN_LEFT, input_dev->keybit);
3392         __set_bit(BTN_RIGHT, input_dev->keybit);
3393         __set_bit(BTN_MIDDLE, input_dev->keybit);
3394         __set_bit(BTN_SIDE, input_dev->keybit);
3395         __set_bit(BTN_EXTRA, input_dev->keybit);
3396         __set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
3397         __set_bit(BTN_TOOL_LENS, input_dev->keybit);
3398
3399         input_set_abs_params(input_dev, ABS_RZ, -900, 899, 0, 0);
3400         input_abs_set_res(input_dev, ABS_RZ, 287);
3401         input_set_abs_params(input_dev, ABS_THROTTLE, -1023, 1023, 0, 0);
3402 }
3403
3404 void wacom_setup_device_quirks(struct wacom *wacom)
3405 {
3406         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
3407         struct wacom_features *features = &wacom->wacom_wac.features;
3408
3409         /* The pen and pad share the same interface on most devices */
3410         if (features->type == GRAPHIRE_BT || features->type == WACOM_G4 ||
3411             features->type == DTUS ||
3412             (features->type >= INTUOS3S && features->type <= WACOM_MO)) {
3413                 if (features->device_type & WACOM_DEVICETYPE_PEN)
3414                         features->device_type |= WACOM_DEVICETYPE_PAD;
3415         }
3416
3417         /* touch device found but size is not defined. use default */
3418         if (features->device_type & WACOM_DEVICETYPE_TOUCH && !features->x_max) {
3419                 features->x_max = 1023;
3420                 features->y_max = 1023;
3421         }
3422
3423         /*
3424          * Intuos5/Pro and Bamboo 3rd gen have no useful data about its
3425          * touch interface in its HID descriptor. If this is the touch
3426          * interface (PacketSize of WACOM_PKGLEN_BBTOUCH3), override the
3427          * tablet values.
3428          */
3429         if ((features->type >= INTUOS5S && features->type <= INTUOSPL) ||
3430                 (features->type >= INTUOSHT && features->type <= BAMBOO_PT)) {
3431                 if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
3432                         if (features->touch_max)
3433                                 features->device_type |= WACOM_DEVICETYPE_TOUCH;
3434                         if (features->type >= INTUOSHT && features->type <= BAMBOO_PT)
3435                                 features->device_type |= WACOM_DEVICETYPE_PAD;
3436
3437                         if (features->type == INTUOSHT2) {
3438                                 features->x_max = features->x_max / 10;
3439                                 features->y_max = features->y_max / 10;
3440                         }
3441                         else {
3442                                 features->x_max = 4096;
3443                                 features->y_max = 4096;
3444                         }
3445                 }
3446                 else if (features->pktlen == WACOM_PKGLEN_BBTOUCH) {
3447                         features->device_type |= WACOM_DEVICETYPE_PAD;
3448                 }
3449         }
3450
3451         /*
3452          * Hack for the Bamboo One:
3453          * the device presents a PAD/Touch interface as most Bamboos and even
3454          * sends ghosts PAD data on it. However, later, we must disable this
3455          * ghost interface, and we can not detect it unless we set it here
3456          * to WACOM_DEVICETYPE_PAD or WACOM_DEVICETYPE_TOUCH.
3457          */
3458         if (features->type == BAMBOO_PEN &&
3459             features->pktlen == WACOM_PKGLEN_BBTOUCH3)
3460                 features->device_type |= WACOM_DEVICETYPE_PAD;
3461
3462         /*
3463          * Raw Wacom-mode pen and touch events both come from interface
3464          * 0, whose HID descriptor has an application usage of 0xFF0D
3465          * (i.e., WACOM_HID_WD_DIGITIZER). We route pen packets back
3466          * out through the HID_GENERIC device created for interface 1,
3467          * so rewrite this one to be of type WACOM_DEVICETYPE_TOUCH.
3468          */
3469         if (features->type == BAMBOO_PAD)
3470                 features->device_type = WACOM_DEVICETYPE_TOUCH;
3471
3472         if (features->type == REMOTE)
3473                 features->device_type = WACOM_DEVICETYPE_PAD;
3474
3475         if (features->type == INTUOSP2_BT ||
3476             features->type == INTUOSP2S_BT) {
3477                 features->device_type |= WACOM_DEVICETYPE_PEN |
3478                                          WACOM_DEVICETYPE_PAD |
3479                                          WACOM_DEVICETYPE_TOUCH;
3480                 features->quirks |= WACOM_QUIRK_BATTERY;
3481         }
3482
3483         if (features->type == INTUOSHT3_BT) {
3484                 features->device_type |= WACOM_DEVICETYPE_PEN |
3485                                          WACOM_DEVICETYPE_PAD;
3486                 features->quirks |= WACOM_QUIRK_BATTERY;
3487         }
3488
3489         switch (features->type) {
3490         case PL:
3491         case DTU:
3492         case DTUS:
3493         case DTUSX:
3494         case WACOM_21UX2:
3495         case WACOM_22HD:
3496         case DTK:
3497         case WACOM_24HD:
3498         case WACOM_27QHD:
3499         case CINTIQ_HYBRID:
3500         case CINTIQ_COMPANION_2:
3501         case CINTIQ:
3502         case WACOM_BEE:
3503         case WACOM_13HD:
3504         case WACOM_24HDT:
3505         case WACOM_27QHDT:
3506         case TABLETPC:
3507         case TABLETPCE:
3508         case TABLETPC2FG:
3509         case MTSCREEN:
3510         case MTTPC:
3511         case MTTPC_B:
3512                 features->device_type |= WACOM_DEVICETYPE_DIRECT;
3513                 break;
3514         }
3515
3516         if (wacom->hdev->bus == BUS_BLUETOOTH)
3517                 features->quirks |= WACOM_QUIRK_BATTERY;
3518
3519         /* quirk for bamboo touch with 2 low res touches */
3520         if ((features->type == BAMBOO_PT || features->type == BAMBOO_TOUCH) &&
3521             features->pktlen == WACOM_PKGLEN_BBTOUCH) {
3522                 features->x_max <<= 5;
3523                 features->y_max <<= 5;
3524                 features->x_fuzz <<= 5;
3525                 features->y_fuzz <<= 5;
3526                 features->quirks |= WACOM_QUIRK_BBTOUCH_LOWRES;
3527         }
3528
3529         if (features->type == WIRELESS) {
3530                 if (features->device_type == WACOM_DEVICETYPE_WL_MONITOR) {
3531                         features->quirks |= WACOM_QUIRK_BATTERY;
3532                 }
3533         }
3534
3535         if (features->type == REMOTE)
3536                 features->device_type |= WACOM_DEVICETYPE_WL_MONITOR;
3537
3538         /* HID descriptor for DTK-2451 / DTH-2452 claims to report lots
3539          * of things it shouldn't. Lets fix up the damage...
3540          */
3541         if (wacom->hdev->product == 0x382 || wacom->hdev->product == 0x37d) {
3542                 features->quirks &= ~WACOM_QUIRK_TOOLSERIAL;
3543                 __clear_bit(BTN_TOOL_BRUSH, wacom_wac->pen_input->keybit);
3544                 __clear_bit(BTN_TOOL_PENCIL, wacom_wac->pen_input->keybit);
3545                 __clear_bit(BTN_TOOL_AIRBRUSH, wacom_wac->pen_input->keybit);
3546                 __clear_bit(ABS_Z, wacom_wac->pen_input->absbit);
3547                 __clear_bit(ABS_DISTANCE, wacom_wac->pen_input->absbit);
3548                 __clear_bit(ABS_TILT_X, wacom_wac->pen_input->absbit);
3549                 __clear_bit(ABS_TILT_Y, wacom_wac->pen_input->absbit);
3550                 __clear_bit(ABS_WHEEL, wacom_wac->pen_input->absbit);
3551                 __clear_bit(ABS_MISC, wacom_wac->pen_input->absbit);
3552                 __clear_bit(MSC_SERIAL, wacom_wac->pen_input->mscbit);
3553                 __clear_bit(EV_MSC, wacom_wac->pen_input->evbit);
3554         }
3555 }
3556
3557 int wacom_setup_pen_input_capabilities(struct input_dev *input_dev,
3558                                    struct wacom_wac *wacom_wac)
3559 {
3560         struct wacom_features *features = &wacom_wac->features;
3561
3562         input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
3563
3564         if (!(features->device_type & WACOM_DEVICETYPE_PEN))
3565                 return -ENODEV;
3566
3567         if (features->device_type & WACOM_DEVICETYPE_DIRECT)
3568                 __set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
3569         else
3570                 __set_bit(INPUT_PROP_POINTER, input_dev->propbit);
3571
3572         if (features->type == HID_GENERIC) {
3573                 /* setup has already been done; apply otherwise-undetectible quirks */
3574                 input_set_capability(input_dev, EV_KEY, BTN_STYLUS3);
3575                 return 0;
3576         }
3577
3578         __set_bit(BTN_TOUCH, input_dev->keybit);
3579         __set_bit(ABS_MISC, input_dev->absbit);
3580
3581         input_set_abs_params(input_dev, ABS_X, 0 + features->offset_left,
3582                              features->x_max - features->offset_right,
3583                              features->x_fuzz, 0);
3584         input_set_abs_params(input_dev, ABS_Y, 0 + features->offset_top,
3585                              features->y_max - features->offset_bottom,
3586                              features->y_fuzz, 0);
3587         input_set_abs_params(input_dev, ABS_PRESSURE, 0,
3588                 features->pressure_max, features->pressure_fuzz, 0);
3589
3590         /* penabled devices have fixed resolution for each model */
3591         input_abs_set_res(input_dev, ABS_X, features->x_resolution);
3592         input_abs_set_res(input_dev, ABS_Y, features->y_resolution);
3593
3594         switch (features->type) {
3595         case GRAPHIRE_BT:
3596                 __clear_bit(ABS_MISC, input_dev->absbit);
3597                 /* fall through */
3598
3599         case WACOM_MO:
3600         case WACOM_G4:
3601                 input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3602                                               features->distance_max,
3603                                               features->distance_fuzz, 0);
3604                 /* fall through */
3605
3606         case GRAPHIRE:
3607                 input_set_capability(input_dev, EV_REL, REL_WHEEL);
3608
3609                 __set_bit(BTN_LEFT, input_dev->keybit);
3610                 __set_bit(BTN_RIGHT, input_dev->keybit);
3611                 __set_bit(BTN_MIDDLE, input_dev->keybit);
3612
3613                 __set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3614                 __set_bit(BTN_TOOL_PEN, input_dev->keybit);
3615                 __set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
3616                 __set_bit(BTN_STYLUS, input_dev->keybit);
3617                 __set_bit(BTN_STYLUS2, input_dev->keybit);
3618                 break;
3619
3620         case WACOM_27QHD:
3621         case WACOM_24HD:
3622         case DTK:
3623         case WACOM_22HD:
3624         case WACOM_21UX2:
3625         case WACOM_BEE:
3626         case CINTIQ:
3627         case WACOM_13HD:
3628         case CINTIQ_HYBRID:
3629         case CINTIQ_COMPANION_2:
3630                 input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3631                 input_abs_set_res(input_dev, ABS_Z, 287);
3632                 wacom_setup_cintiq(wacom_wac);
3633                 break;
3634
3635         case INTUOS3:
3636         case INTUOS3L:
3637         case INTUOS3S:
3638         case INTUOS4:
3639         case INTUOS4WL:
3640         case INTUOS4L:
3641         case INTUOS4S:
3642                 input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3643                 input_abs_set_res(input_dev, ABS_Z, 287);
3644                 /* fall through */
3645
3646         case INTUOS:
3647                 wacom_setup_intuos(wacom_wac);
3648                 break;
3649
3650         case INTUOS5:
3651         case INTUOS5L:
3652         case INTUOSPM:
3653         case INTUOSPL:
3654         case INTUOS5S:
3655         case INTUOSPS:
3656         case INTUOSP2_BT:
3657         case INTUOSP2S_BT:
3658                 input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3659                                       features->distance_max,
3660                                       features->distance_fuzz, 0);
3661
3662                 input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3663                 input_abs_set_res(input_dev, ABS_Z, 287);
3664
3665                 wacom_setup_intuos(wacom_wac);
3666                 break;
3667
3668         case WACOM_24HDT:
3669         case WACOM_27QHDT:
3670         case MTSCREEN:
3671         case MTTPC:
3672         case MTTPC_B:
3673         case TABLETPC2FG:
3674         case TABLETPC:
3675         case TABLETPCE:
3676                 __clear_bit(ABS_MISC, input_dev->absbit);
3677                 /* fall through */
3678
3679         case DTUS:
3680         case DTUSX:
3681         case PL:
3682         case DTU:
3683                 __set_bit(BTN_TOOL_PEN, input_dev->keybit);
3684                 __set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3685                 __set_bit(BTN_STYLUS, input_dev->keybit);
3686                 __set_bit(BTN_STYLUS2, input_dev->keybit);
3687                 break;
3688
3689         case PTU:
3690                 __set_bit(BTN_STYLUS2, input_dev->keybit);
3691                 /* fall through */
3692
3693         case PENPARTNER:
3694                 __set_bit(BTN_TOOL_PEN, input_dev->keybit);
3695                 __set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3696                 __set_bit(BTN_STYLUS, input_dev->keybit);
3697                 break;
3698
3699         case INTUOSHT:
3700         case BAMBOO_PT:
3701         case BAMBOO_PEN:
3702         case INTUOSHT2:
3703         case INTUOSHT3_BT:
3704                 if (features->type == INTUOSHT2 ||
3705                     features->type == INTUOSHT3_BT) {
3706                         wacom_setup_basic_pro_pen(wacom_wac);
3707                 } else {
3708                         __clear_bit(ABS_MISC, input_dev->absbit);
3709                         __set_bit(BTN_TOOL_PEN, input_dev->keybit);
3710                         __set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3711                         __set_bit(BTN_STYLUS, input_dev->keybit);
3712                         __set_bit(BTN_STYLUS2, input_dev->keybit);
3713                         input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3714                                       features->distance_max,
3715                                       features->distance_fuzz, 0);
3716                 }
3717                 break;
3718         case BAMBOO_PAD:
3719                 __clear_bit(ABS_MISC, input_dev->absbit);
3720                 break;
3721         }
3722         return 0;
3723 }
3724
3725 int wacom_setup_touch_input_capabilities(struct input_dev *input_dev,
3726                                          struct wacom_wac *wacom_wac)
3727 {
3728         struct wacom_features *features = &wacom_wac->features;
3729
3730         input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
3731
3732         if (!(features->device_type & WACOM_DEVICETYPE_TOUCH))
3733                 return -ENODEV;
3734
3735         if (features->device_type & WACOM_DEVICETYPE_DIRECT)
3736                 __set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
3737         else
3738                 __set_bit(INPUT_PROP_POINTER, input_dev->propbit);
3739
3740         if (features->type == HID_GENERIC)
3741                 /* setup has already been done */
3742                 return 0;
3743
3744         __set_bit(BTN_TOUCH, input_dev->keybit);
3745
3746         if (features->touch_max == 1) {
3747                 input_set_abs_params(input_dev, ABS_X, 0,
3748                         features->x_max, features->x_fuzz, 0);
3749                 input_set_abs_params(input_dev, ABS_Y, 0,
3750                         features->y_max, features->y_fuzz, 0);
3751                 input_abs_set_res(input_dev, ABS_X,
3752                                   features->x_resolution);
3753                 input_abs_set_res(input_dev, ABS_Y,
3754                                   features->y_resolution);
3755         }
3756         else if (features->touch_max > 1) {
3757                 input_set_abs_params(input_dev, ABS_MT_POSITION_X, 0,
3758                         features->x_max, features->x_fuzz, 0);
3759                 input_set_abs_params(input_dev, ABS_MT_POSITION_Y, 0,
3760                         features->y_max, features->y_fuzz, 0);
3761                 input_abs_set_res(input_dev, ABS_MT_POSITION_X,
3762                                   features->x_resolution);
3763                 input_abs_set_res(input_dev, ABS_MT_POSITION_Y,
3764                                   features->y_resolution);
3765         }
3766
3767         switch (features->type) {
3768         case INTUOSP2_BT:
3769         case INTUOSP2S_BT:
3770                 input_dev->evbit[0] |= BIT_MASK(EV_SW);
3771                 __set_bit(SW_MUTE_DEVICE, input_dev->swbit);
3772
3773                 if (wacom_wac->shared->touch->product == 0x361) {
3774                         input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3775                                              0, 12440, 4, 0);
3776                         input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3777                                              0, 8640, 4, 0);
3778                 }
3779                 else if (wacom_wac->shared->touch->product == 0x360) {
3780                         input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3781                                              0, 8960, 4, 0);
3782                         input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3783                                              0, 5920, 4, 0);
3784                 }
3785                 else if (wacom_wac->shared->touch->product == 0x393) {
3786                         input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3787                                              0, 6400, 4, 0);
3788                         input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3789                                              0, 4000, 4, 0);
3790                 }
3791                 input_abs_set_res(input_dev, ABS_MT_POSITION_X, 40);
3792                 input_abs_set_res(input_dev, ABS_MT_POSITION_Y, 40);
3793
3794                 /* fall through */
3795
3796         case INTUOS5:
3797         case INTUOS5L:
3798         case INTUOSPM:
3799         case INTUOSPL:
3800         case INTUOS5S:
3801         case INTUOSPS:
3802                 input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, features->x_max, 0, 0);
3803                 input_set_abs_params(input_dev, ABS_MT_TOUCH_MINOR, 0, features->y_max, 0, 0);
3804                 input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_POINTER);
3805                 break;
3806
3807         case WACOM_24HDT:
3808                 input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, features->x_max, 0, 0);
3809                 input_set_abs_params(input_dev, ABS_MT_WIDTH_MAJOR, 0, features->x_max, 0, 0);
3810                 input_set_abs_params(input_dev, ABS_MT_WIDTH_MINOR, 0, features->y_max, 0, 0);
3811                 input_set_abs_params(input_dev, ABS_MT_ORIENTATION, 0, 1, 0, 0);
3812                 /* fall through */
3813
3814         case WACOM_27QHDT:
3815         case MTSCREEN:
3816         case MTTPC:
3817         case MTTPC_B:
3818         case TABLETPC2FG:
3819                 input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_DIRECT);
3820                 /*fall through */
3821
3822         case TABLETPC:
3823         case TABLETPCE:
3824                 break;
3825
3826         case INTUOSHT:
3827         case INTUOSHT2:
3828                 input_dev->evbit[0] |= BIT_MASK(EV_SW);
3829                 __set_bit(SW_MUTE_DEVICE, input_dev->swbit);
3830                 /* fall through */
3831
3832         case BAMBOO_PT:
3833         case BAMBOO_TOUCH:
3834                 if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
3835                         input_set_abs_params(input_dev,
3836                                      ABS_MT_TOUCH_MAJOR,
3837                                      0, features->x_max, 0, 0);
3838                         input_set_abs_params(input_dev,
3839                                      ABS_MT_TOUCH_MINOR,
3840                                      0, features->y_max, 0, 0);
3841                 }
3842                 input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_POINTER);
3843                 break;
3844
3845         case BAMBOO_PAD:
3846                 input_mt_init_slots(input_dev, features->touch_max,
3847                                     INPUT_MT_POINTER);
3848                 __set_bit(BTN_LEFT, input_dev->keybit);
3849                 __set_bit(BTN_RIGHT, input_dev->keybit);
3850                 break;
3851         }
3852         return 0;
3853 }
3854
3855 static int wacom_numbered_button_to_key(int n)
3856 {
3857         if (n < 10)
3858                 return BTN_0 + n;
3859         else if (n < 16)
3860                 return BTN_A + (n-10);
3861         else if (n < 18)
3862                 return BTN_BASE + (n-16);
3863         else
3864                 return 0;
3865 }
3866
3867 static void wacom_setup_numbered_buttons(struct input_dev *input_dev,
3868                                 int button_count)
3869 {
3870         int i;
3871
3872         for (i = 0; i < button_count; i++) {
3873                 int key = wacom_numbered_button_to_key(i);
3874
3875                 if (key)
3876                         __set_bit(key, input_dev->keybit);
3877         }
3878 }
3879
3880 static void wacom_24hd_update_leds(struct wacom *wacom, int mask, int group)
3881 {
3882         struct wacom_led *led;
3883         int i;
3884         bool updated = false;
3885
3886         /*
3887          * 24HD has LED group 1 to the left and LED group 0 to the right.
3888          * So group 0 matches the second half of the buttons and thus the mask
3889          * needs to be shifted.
3890          */
3891         if (group == 0)
3892                 mask >>= 8;
3893
3894         for (i = 0; i < 3; i++) {
3895                 led = wacom_led_find(wacom, group, i);
3896                 if (!led) {
3897                         hid_err(wacom->hdev, "can't find LED %d in group %d\n",
3898                                 i, group);
3899                         continue;
3900                 }
3901                 if (!updated && mask & BIT(i)) {
3902                         led->held = true;
3903                         led_trigger_event(&led->trigger, LED_FULL);
3904                 } else {
3905                         led->held = false;
3906                 }
3907         }
3908 }
3909
3910 static bool wacom_is_led_toggled(struct wacom *wacom, int button_count,
3911                                  int mask, int group)
3912 {
3913         int group_button;
3914
3915         /*
3916          * 21UX2 has LED group 1 to the left and LED group 0
3917          * to the right. We need to reverse the group to match this
3918          * historical behavior.
3919          */
3920         if (wacom->wacom_wac.features.type == WACOM_21UX2)
3921                 group = 1 - group;
3922
3923         group_button = group * (button_count/wacom->led.count);
3924
3925         if (wacom->wacom_wac.features.type == INTUOSP2_BT)
3926                 group_button = 8;
3927
3928         return mask & (1 << group_button);
3929 }
3930
3931 static void wacom_update_led(struct wacom *wacom, int button_count, int mask,
3932                              int group)
3933 {
3934         struct wacom_led *led, *next_led;
3935         int cur;
3936         bool pressed;
3937
3938         if (wacom->wacom_wac.features.type == WACOM_24HD)
3939                 return wacom_24hd_update_leds(wacom, mask, group);
3940
3941         pressed = wacom_is_led_toggled(wacom, button_count, mask, group);
3942         cur = wacom->led.groups[group].select;
3943
3944         led = wacom_led_find(wacom, group, cur);
3945         if (!led) {
3946                 hid_err(wacom->hdev, "can't find current LED %d in group %d\n",
3947                         cur, group);
3948                 return;
3949         }
3950
3951         if (!pressed) {
3952                 led->held = false;
3953                 return;
3954         }
3955
3956         if (led->held && pressed)
3957                 return;
3958
3959         next_led = wacom_led_next(wacom, led);
3960         if (!next_led) {
3961                 hid_err(wacom->hdev, "can't find next LED in group %d\n",
3962                         group);
3963                 return;
3964         }
3965         if (next_led == led)
3966                 return;
3967
3968         next_led->held = true;
3969         led_trigger_event(&next_led->trigger,
3970                           wacom_leds_brightness_get(next_led));
3971 }
3972
3973 static void wacom_report_numbered_buttons(struct input_dev *input_dev,
3974                                 int button_count, int mask)
3975 {
3976         struct wacom *wacom = input_get_drvdata(input_dev);
3977         int i;
3978
3979         for (i = 0; i < wacom->led.count; i++)
3980                 wacom_update_led(wacom,  button_count, mask, i);
3981
3982         for (i = 0; i < button_count; i++) {
3983                 int key = wacom_numbered_button_to_key(i);
3984
3985                 if (key)
3986                         input_report_key(input_dev, key, mask & (1 << i));
3987         }
3988 }
3989
3990 int wacom_setup_pad_input_capabilities(struct input_dev *input_dev,
3991                                    struct wacom_wac *wacom_wac)
3992 {
3993         struct wacom_features *features = &wacom_wac->features;
3994
3995         if ((features->type == HID_GENERIC) && features->numbered_buttons > 0)
3996                 features->device_type |= WACOM_DEVICETYPE_PAD;
3997
3998         if (!(features->device_type & WACOM_DEVICETYPE_PAD))
3999                 return -ENODEV;
4000
4001         if (features->type == REMOTE && input_dev == wacom_wac->pad_input)
4002                 return -ENODEV;
4003
4004         input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
4005
4006         /* kept for making legacy xf86-input-wacom working with the wheels */
4007         __set_bit(ABS_MISC, input_dev->absbit);
4008
4009         /* kept for making legacy xf86-input-wacom accepting the pad */
4010         if (!(input_dev->absinfo && (input_dev->absinfo[ABS_X].minimum ||
4011               input_dev->absinfo[ABS_X].maximum)))
4012                 input_set_abs_params(input_dev, ABS_X, 0, 1, 0, 0);
4013         if (!(input_dev->absinfo && (input_dev->absinfo[ABS_Y].minimum ||
4014               input_dev->absinfo[ABS_Y].maximum)))
4015                 input_set_abs_params(input_dev, ABS_Y, 0, 1, 0, 0);
4016
4017         /* kept for making udev and libwacom accepting the pad */
4018         __set_bit(BTN_STYLUS, input_dev->keybit);
4019
4020         wacom_setup_numbered_buttons(input_dev, features->numbered_buttons);
4021
4022         switch (features->type) {
4023
4024         case CINTIQ_HYBRID:
4025         case CINTIQ_COMPANION_2:
4026         case DTK:
4027         case DTUS:
4028         case GRAPHIRE_BT:
4029                 break;
4030
4031         case WACOM_MO:
4032                 __set_bit(BTN_BACK, input_dev->keybit);
4033                 __set_bit(BTN_LEFT, input_dev->keybit);
4034                 __set_bit(BTN_FORWARD, input_dev->keybit);
4035                 __set_bit(BTN_RIGHT, input_dev->keybit);
4036                 input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4037                 break;
4038
4039         case WACOM_G4:
4040                 __set_bit(BTN_BACK, input_dev->keybit);
4041                 __set_bit(BTN_FORWARD, input_dev->keybit);
4042                 input_set_capability(input_dev, EV_REL, REL_WHEEL);
4043                 break;
4044
4045         case WACOM_24HD:
4046                 __set_bit(KEY_PROG1, input_dev->keybit);
4047                 __set_bit(KEY_PROG2, input_dev->keybit);
4048                 __set_bit(KEY_PROG3, input_dev->keybit);
4049
4050                 input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4051                 input_set_abs_params(input_dev, ABS_THROTTLE, 0, 71, 0, 0);
4052                 break;
4053
4054         case WACOM_27QHD:
4055                 __set_bit(KEY_PROG1, input_dev->keybit);
4056                 __set_bit(KEY_PROG2, input_dev->keybit);
4057                 __set_bit(KEY_PROG3, input_dev->keybit);
4058                 input_set_abs_params(input_dev, ABS_X, -2048, 2048, 0, 0);
4059                 input_abs_set_res(input_dev, ABS_X, 1024); /* points/g */
4060                 input_set_abs_params(input_dev, ABS_Y, -2048, 2048, 0, 0);
4061                 input_abs_set_res(input_dev, ABS_Y, 1024);
4062                 input_set_abs_params(input_dev, ABS_Z, -2048, 2048, 0, 0);
4063                 input_abs_set_res(input_dev, ABS_Z, 1024);
4064                 __set_bit(INPUT_PROP_ACCELEROMETER, input_dev->propbit);
4065                 break;
4066
4067         case WACOM_22HD:
4068                 __set_bit(KEY_PROG1, input_dev->keybit);
4069                 __set_bit(KEY_PROG2, input_dev->keybit);
4070                 __set_bit(KEY_PROG3, input_dev->keybit);
4071                 /* fall through */
4072
4073         case WACOM_21UX2:
4074         case WACOM_BEE:
4075         case CINTIQ:
4076                 input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
4077                 input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
4078                 break;
4079
4080         case WACOM_13HD:
4081                 input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4082                 break;
4083
4084         case INTUOS3:
4085         case INTUOS3L:
4086                 input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
4087                 /* fall through */
4088
4089         case INTUOS3S:
4090                 input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
4091                 break;
4092
4093         case INTUOS5:
4094         case INTUOS5L:
4095         case INTUOSPM:
4096         case INTUOSPL:
4097         case INTUOS5S:
4098         case INTUOSPS:
4099         case INTUOSP2_BT:
4100         case INTUOSP2S_BT:
4101                 input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4102                 break;
4103
4104         case INTUOS4WL:
4105                 /*
4106                  * For Bluetooth devices, the udev rule does not work correctly
4107                  * for pads unless we add a stylus capability, which forces
4108                  * ID_INPUT_TABLET to be set.
4109                  */
4110                 __set_bit(BTN_STYLUS, input_dev->keybit);
4111                 /* fall through */
4112
4113         case INTUOS4:
4114         case INTUOS4L:
4115         case INTUOS4S:
4116                 input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4117                 break;
4118
4119         case INTUOSHT:
4120         case BAMBOO_PT:
4121         case BAMBOO_TOUCH:
4122         case INTUOSHT2:
4123                 __clear_bit(ABS_MISC, input_dev->absbit);
4124
4125                 __set_bit(BTN_LEFT, input_dev->keybit);
4126                 __set_bit(BTN_FORWARD, input_dev->keybit);
4127                 __set_bit(BTN_BACK, input_dev->keybit);
4128                 __set_bit(BTN_RIGHT, input_dev->keybit);
4129
4130                 break;
4131
4132         case REMOTE:
4133                 input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
4134                 input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4135                 break;
4136
4137         case INTUOSHT3_BT:
4138         case HID_GENERIC:
4139                 break;
4140
4141         default:
4142                 /* no pad supported */
4143                 return -ENODEV;
4144         }
4145         return 0;
4146 }
4147
4148 static const struct wacom_features wacom_features_0x00 =
4149         { "Wacom Penpartner", 5040, 3780, 255, 0,
4150           PENPARTNER, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
4151 static const struct wacom_features wacom_features_0x10 =
4152         { "Wacom Graphire", 10206, 7422, 511, 63,
4153           GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4154 static const struct wacom_features wacom_features_0x81 =
4155         { "Wacom Graphire BT", 16704, 12064, 511, 32,
4156           GRAPHIRE_BT, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES, 2 };
4157 static const struct wacom_features wacom_features_0x11 =
4158         { "Wacom Graphire2 4x5", 10206, 7422, 511, 63,
4159           GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4160 static const struct wacom_features wacom_features_0x12 =
4161         { "Wacom Graphire2 5x7", 13918, 10206, 511, 63,
4162           GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4163 static const struct wacom_features wacom_features_0x13 =
4164         { "Wacom Graphire3", 10208, 7424, 511, 63,
4165           GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4166 static const struct wacom_features wacom_features_0x14 =
4167         { "Wacom Graphire3 6x8", 16704, 12064, 511, 63,
4168           GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4169 static const struct wacom_features wacom_features_0x15 =
4170         { "Wacom Graphire4 4x5", 10208, 7424, 511, 63,
4171           WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4172 static const struct wacom_features wacom_features_0x16 =
4173         { "Wacom Graphire4 6x8", 16704, 12064, 511, 63,
4174           WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4175 static const struct wacom_features wacom_features_0x17 =
4176         { "Wacom BambooFun 4x5", 14760, 9225, 511, 63,
4177           WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4178 static const struct wacom_features wacom_features_0x18 =
4179         { "Wacom BambooFun 6x8", 21648, 13530, 511, 63,
4180           WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4181 static const struct wacom_features wacom_features_0x19 =
4182         { "Wacom Bamboo1 Medium", 16704, 12064, 511, 63,
4183           GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4184 static const struct wacom_features wacom_features_0x60 =
4185         { "Wacom Volito", 5104, 3712, 511, 63,
4186           GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4187 static const struct wacom_features wacom_features_0x61 =
4188         { "Wacom PenStation2", 3250, 2320, 255, 63,
4189           GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4190 static const struct wacom_features wacom_features_0x62 =
4191         { "Wacom Volito2 4x5", 5104, 3712, 511, 63,
4192           GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4193 static const struct wacom_features wacom_features_0x63 =
4194         { "Wacom Volito2 2x3", 3248, 2320, 511, 63,
4195           GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4196 static const struct wacom_features wacom_features_0x64 =
4197         { "Wacom PenPartner2", 3250, 2320, 511, 63,
4198           GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4199 static const struct wacom_features wacom_features_0x65 =
4200         { "Wacom Bamboo", 14760, 9225, 511, 63,
4201           WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4202 static const struct wacom_features wacom_features_0x69 =
4203         { "Wacom Bamboo1", 5104, 3712, 511, 63,
4204           GRAPHIRE, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
4205 static const struct wacom_features wacom_features_0x6A =
4206         { "Wacom Bamboo1 4x6", 14760, 9225, 1023, 63,
4207           GRAPHIRE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4208 static const struct wacom_features wacom_features_0x6B =
4209         { "Wacom Bamboo1 5x8", 21648, 13530, 1023, 63,
4210           GRAPHIRE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4211 static const struct wacom_features wacom_features_0x20 =
4212         { "Wacom Intuos 4x5", 12700, 10600, 1023, 31,
4213           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4214 static const struct wacom_features wacom_features_0x21 =
4215         { "Wacom Intuos 6x8", 20320, 16240, 1023, 31,
4216           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4217 static const struct wacom_features wacom_features_0x22 =
4218         { "Wacom Intuos 9x12", 30480, 24060, 1023, 31,
4219           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4220 static const struct wacom_features wacom_features_0x23 =
4221         { "Wacom Intuos 12x12", 30480, 31680, 1023, 31,
4222           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4223 static const struct wacom_features wacom_features_0x24 =
4224         { "Wacom Intuos 12x18", 45720, 31680, 1023, 31,
4225           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4226 static const struct wacom_features wacom_features_0x30 =
4227         { "Wacom PL400", 5408, 4056, 255, 0,
4228           PL, WACOM_PL_RES, WACOM_PL_RES };
4229 static const struct wacom_features wacom_features_0x31 =
4230         { "Wacom PL500", 6144, 4608, 255, 0,
4231           PL, WACOM_PL_RES, WACOM_PL_RES };
4232 static const struct wacom_features wacom_features_0x32 =
4233         { "Wacom PL600", 6126, 4604, 255, 0,
4234           PL, WACOM_PL_RES, WACOM_PL_RES };
4235 static const struct wacom_features wacom_features_0x33 =
4236         { "Wacom PL600SX", 6260, 5016, 255, 0,
4237           PL, WACOM_PL_RES, WACOM_PL_RES };
4238 static const struct wacom_features wacom_features_0x34 =
4239         { "Wacom PL550", 6144, 4608, 511, 0,
4240           PL, WACOM_PL_RES, WACOM_PL_RES };
4241 static const struct wacom_features wacom_features_0x35 =
4242         { "Wacom PL800", 7220, 5780, 511, 0,
4243           PL, WACOM_PL_RES, WACOM_PL_RES };
4244 static const struct wacom_features wacom_features_0x37 =
4245         { "Wacom PL700", 6758, 5406, 511, 0,
4246           PL, WACOM_PL_RES, WACOM_PL_RES };
4247 static const struct wacom_features wacom_features_0x38 =
4248         { "Wacom PL510", 6282, 4762, 511, 0,
4249           PL, WACOM_PL_RES, WACOM_PL_RES };
4250 static const struct wacom_features wacom_features_0x39 =
4251         { "Wacom DTU710", 34080, 27660, 511, 0,
4252           PL, WACOM_PL_RES, WACOM_PL_RES };
4253 static const struct wacom_features wacom_features_0xC4 =
4254         { "Wacom DTF521", 6282, 4762, 511, 0,
4255           PL, WACOM_PL_RES, WACOM_PL_RES };
4256 static const struct wacom_features wacom_features_0xC0 =
4257         { "Wacom DTF720", 6858, 5506, 511, 0,
4258           PL, WACOM_PL_RES, WACOM_PL_RES };
4259 static const struct wacom_features wacom_features_0xC2 =
4260         { "Wacom DTF720a", 6858, 5506, 511, 0,
4261           PL, WACOM_PL_RES, WACOM_PL_RES };
4262 static const struct wacom_features wacom_features_0x03 =
4263         { "Wacom Cintiq Partner", 20480, 15360, 511, 0,
4264           PTU, WACOM_PL_RES, WACOM_PL_RES };
4265 static const struct wacom_features wacom_features_0x41 =
4266         { "Wacom Intuos2 4x5", 12700, 10600, 1023, 31,
4267           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4268 static const struct wacom_features wacom_features_0x42 =
4269         { "Wacom Intuos2 6x8", 20320, 16240, 1023, 31,
4270           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4271 static const struct wacom_features wacom_features_0x43 =
4272         { "Wacom Intuos2 9x12", 30480, 24060, 1023, 31,
4273           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4274 static const struct wacom_features wacom_features_0x44 =
4275         { "Wacom Intuos2 12x12", 30480, 31680, 1023, 31,
4276           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4277 static const struct wacom_features wacom_features_0x45 =
4278         { "Wacom Intuos2 12x18", 45720, 31680, 1023, 31,
4279           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4280 static const struct wacom_features wacom_features_0xB0 =
4281         { "Wacom Intuos3 4x5", 25400, 20320, 1023, 63,
4282           INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 4 };
4283 static const struct wacom_features wacom_features_0xB1 =
4284         { "Wacom Intuos3 6x8", 40640, 30480, 1023, 63,
4285           INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4286 static const struct wacom_features wacom_features_0xB2 =
4287         { "Wacom Intuos3 9x12", 60960, 45720, 1023, 63,
4288           INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4289 static const struct wacom_features wacom_features_0xB3 =
4290         { "Wacom Intuos3 12x12", 60960, 60960, 1023, 63,
4291           INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4292 static const struct wacom_features wacom_features_0xB4 =
4293         { "Wacom Intuos3 12x19", 97536, 60960, 1023, 63,
4294           INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4295 static const struct wacom_features wacom_features_0xB5 =
4296         { "Wacom Intuos3 6x11", 54204, 31750, 1023, 63,
4297           INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4298 static const struct wacom_features wacom_features_0xB7 =
4299         { "Wacom Intuos3 4x6", 31496, 19685, 1023, 63,
4300           INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 4 };
4301 static const struct wacom_features wacom_features_0xB8 =
4302         { "Wacom Intuos4 4x6", 31496, 19685, 2047, 63,
4303           INTUOS4S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7 };
4304 static const struct wacom_features wacom_features_0xB9 =
4305         { "Wacom Intuos4 6x9", 44704, 27940, 2047, 63,
4306           INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4307 static const struct wacom_features wacom_features_0xBA =
4308         { "Wacom Intuos4 8x13", 65024, 40640, 2047, 63,
4309           INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4310 static const struct wacom_features wacom_features_0xBB =
4311         { "Wacom Intuos4 12x19", 97536, 60960, 2047, 63,
4312           INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4313 static const struct wacom_features wacom_features_0xBC =
4314         { "Wacom Intuos4 WL", 40640, 25400, 2047, 63,
4315           INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4316 static const struct wacom_features wacom_features_0xBD =
4317         { "Wacom Intuos4 WL", 40640, 25400, 2047, 63,
4318           INTUOS4WL, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4319 static const struct wacom_features wacom_features_0x26 =
4320         { "Wacom Intuos5 touch S", 31496, 19685, 2047, 63,
4321           INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7, .touch_max = 16 };
4322 static const struct wacom_features wacom_features_0x27 =
4323         { "Wacom Intuos5 touch M", 44704, 27940, 2047, 63,
4324           INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16 };
4325 static const struct wacom_features wacom_features_0x28 =
4326         { "Wacom Intuos5 touch L", 65024, 40640, 2047, 63,
4327           INTUOS5L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16 };
4328 static const struct wacom_features wacom_features_0x29 =
4329         { "Wacom Intuos5 S", 31496, 19685, 2047, 63,
4330           INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7 };
4331 static const struct wacom_features wacom_features_0x2A =
4332         { "Wacom Intuos5 M", 44704, 27940, 2047, 63,
4333           INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4334 static const struct wacom_features wacom_features_0x314 =
4335         { "Wacom Intuos Pro S", 31496, 19685, 2047, 63,
4336           INTUOSPS, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7, .touch_max = 16,
4337           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4338 static const struct wacom_features wacom_features_0x315 =
4339         { "Wacom Intuos Pro M", 44704, 27940, 2047, 63,
4340           INTUOSPM, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16,
4341           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4342 static const struct wacom_features wacom_features_0x317 =
4343         { "Wacom Intuos Pro L", 65024, 40640, 2047, 63,
4344           INTUOSPL, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16,
4345           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4346 static const struct wacom_features wacom_features_0xF4 =
4347         { "Wacom Cintiq 24HD", 104480, 65600, 2047, 63,
4348           WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 16,
4349           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4350           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4351 static const struct wacom_features wacom_features_0xF8 =
4352         { "Wacom Cintiq 24HD touch", 104480, 65600, 2047, 63, /* Pen */
4353           WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 16,
4354           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4355           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4356           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf6 };
4357 static const struct wacom_features wacom_features_0xF6 =
4358         { "Wacom Cintiq 24HD touch", .type = WACOM_24HDT, /* Touch */
4359           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf8, .touch_max = 10,
4360           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4361 static const struct wacom_features wacom_features_0x32A =
4362         { "Wacom Cintiq 27QHD", 120140, 67920, 2047, 63,
4363           WACOM_27QHD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 0,
4364           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4365           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4366 static const struct wacom_features wacom_features_0x32B =
4367         { "Wacom Cintiq 27QHD touch", 120140, 67920, 2047, 63,
4368           WACOM_27QHD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 0,
4369           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4370           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4371           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x32C };
4372 static const struct wacom_features wacom_features_0x32C =
4373         { "Wacom Cintiq 27QHD touch", .type = WACOM_27QHDT,
4374           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x32B, .touch_max = 10 };
4375 static const struct wacom_features wacom_features_0x3F =
4376         { "Wacom Cintiq 21UX", 87200, 65600, 1023, 63,
4377           CINTIQ, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4378 static const struct wacom_features wacom_features_0xC5 =
4379         { "Wacom Cintiq 20WSX", 86680, 54180, 1023, 63,
4380           WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 10 };
4381 static const struct wacom_features wacom_features_0xC6 =
4382         { "Wacom Cintiq 12WX", 53020, 33440, 1023, 63,
4383           WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 10 };
4384 static const struct wacom_features wacom_features_0x304 =
4385         { "Wacom Cintiq 13HD", 59552, 33848, 1023, 63,
4386           WACOM_13HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4387           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4388           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4389 static const struct wacom_features wacom_features_0x333 =
4390         { "Wacom Cintiq 13HD touch", 59552, 33848, 2047, 63,
4391           WACOM_13HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4392           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4393           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4394           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x335 };
4395 static const struct wacom_features wacom_features_0x335 =
4396         { "Wacom Cintiq 13HD touch", .type = WACOM_24HDT, /* Touch */
4397           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x333, .touch_max = 10,
4398           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4399 static const struct wacom_features wacom_features_0xC7 =
4400         { "Wacom DTU1931", 37832, 30305, 511, 0,
4401           PL, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4402 static const struct wacom_features wacom_features_0xCE =
4403         { "Wacom DTU2231", 47864, 27011, 511, 0,
4404           DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4405           .check_for_hid_type = true, .hid_type = HID_TYPE_USBMOUSE };
4406 static const struct wacom_features wacom_features_0xF0 =
4407         { "Wacom DTU1631", 34623, 19553, 511, 0,
4408           DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4409 static const struct wacom_features wacom_features_0xFB =
4410         { "Wacom DTU1031", 22096, 13960, 511, 0,
4411           DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4412           WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4413           WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4414 static const struct wacom_features wacom_features_0x32F =
4415         { "Wacom DTU1031X", 22672, 12928, 511, 0,
4416           DTUSX, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 0,
4417           WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4418           WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4419 static const struct wacom_features wacom_features_0x336 =
4420         { "Wacom DTU1141", 23672, 13403, 1023, 0,
4421           DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4422           WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4423           WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4424 static const struct wacom_features wacom_features_0x57 =
4425         { "Wacom DTK2241", 95840, 54260, 2047, 63,
4426           DTK, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 6,
4427           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4428           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4429 static const struct wacom_features wacom_features_0x59 = /* Pen */
4430         { "Wacom DTH2242", 95840, 54260, 2047, 63,
4431           DTK, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 6,
4432           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4433           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4434           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5D };
4435 static const struct wacom_features wacom_features_0x5D = /* Touch */
4436         { "Wacom DTH2242",       .type = WACOM_24HDT,
4437           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x59, .touch_max = 10,
4438           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4439 static const struct wacom_features wacom_features_0xCC =
4440         { "Wacom Cintiq 21UX2", 87200, 65600, 2047, 63,
4441           WACOM_21UX2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4442           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4443           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4444 static const struct wacom_features wacom_features_0xFA =
4445         { "Wacom Cintiq 22HD", 95840, 54260, 2047, 63,
4446           WACOM_22HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4447           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4448           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4449 static const struct wacom_features wacom_features_0x5B =
4450         { "Wacom Cintiq 22HDT", 95840, 54260, 2047, 63,
4451           WACOM_22HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4452           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4453           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4454           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5e };
4455 static const struct wacom_features wacom_features_0x5E =
4456         { "Wacom Cintiq 22HDT", .type = WACOM_24HDT,
4457           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5b, .touch_max = 10,
4458           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4459 static const struct wacom_features wacom_features_0x90 =
4460         { "Wacom ISDv4 90", 26202, 16325, 255, 0,
4461           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4462 static const struct wacom_features wacom_features_0x93 =
4463         { "Wacom ISDv4 93", 26202, 16325, 255, 0,
4464           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4465 static const struct wacom_features wacom_features_0x97 =
4466         { "Wacom ISDv4 97", 26202, 16325, 511, 0,
4467           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4468 static const struct wacom_features wacom_features_0x9A =
4469         { "Wacom ISDv4 9A", 26202, 16325, 255, 0,
4470           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4471 static const struct wacom_features wacom_features_0x9F =
4472         { "Wacom ISDv4 9F", 26202, 16325, 255, 0,
4473           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4474 static const struct wacom_features wacom_features_0xE2 =
4475         { "Wacom ISDv4 E2", 26202, 16325, 255, 0,
4476           TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4477 static const struct wacom_features wacom_features_0xE3 =
4478         { "Wacom ISDv4 E3", 26202, 16325, 255, 0,
4479           TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4480 static const struct wacom_features wacom_features_0xE5 =
4481         { "Wacom ISDv4 E5", 26202, 16325, 255, 0,
4482           MTSCREEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4483 static const struct wacom_features wacom_features_0xE6 =
4484         { "Wacom ISDv4 E6", 27760, 15694, 255, 0,
4485           TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4486 static const struct wacom_features wacom_features_0xEC =
4487         { "Wacom ISDv4 EC", 25710, 14500, 255, 0,
4488           TABLETPC,    WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4489 static const struct wacom_features wacom_features_0xED =
4490         { "Wacom ISDv4 ED", 26202, 16325, 255, 0,
4491           TABLETPCE, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4492 static const struct wacom_features wacom_features_0xEF =
4493         { "Wacom ISDv4 EF", 26202, 16325, 255, 0,
4494           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4495 static const struct wacom_features wacom_features_0x100 =
4496         { "Wacom ISDv4 100", 26202, 16325, 255, 0,
4497           MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4498 static const struct wacom_features wacom_features_0x101 =
4499         { "Wacom ISDv4 101", 26202, 16325, 255, 0,
4500           MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4501 static const struct wacom_features wacom_features_0x10D =
4502         { "Wacom ISDv4 10D", 26202, 16325, 255, 0,
4503           MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4504 static const struct wacom_features wacom_features_0x10E =
4505         { "Wacom ISDv4 10E", 27760, 15694, 255, 0,
4506           MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4507 static const struct wacom_features wacom_features_0x10F =
4508         { "Wacom ISDv4 10F", 27760, 15694, 255, 0,
4509           MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4510 static const struct wacom_features wacom_features_0x116 =
4511         { "Wacom ISDv4 116", 26202, 16325, 255, 0,
4512           TABLETPCE, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4513 static const struct wacom_features wacom_features_0x12C =
4514         { "Wacom ISDv4 12C", 27848, 15752, 2047, 0,
4515           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4516 static const struct wacom_features wacom_features_0x4001 =
4517         { "Wacom ISDv4 4001", 26202, 16325, 255, 0,
4518           MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4519 static const struct wacom_features wacom_features_0x4004 =
4520         { "Wacom ISDv4 4004", 11060, 6220, 255, 0,
4521           MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4522 static const struct wacom_features wacom_features_0x5000 =
4523         { "Wacom ISDv4 5000", 27848, 15752, 1023, 0,
4524           MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4525 static const struct wacom_features wacom_features_0x5002 =
4526         { "Wacom ISDv4 5002", 29576, 16724, 1023, 0,
4527           MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4528 static const struct wacom_features wacom_features_0x47 =
4529         { "Wacom Intuos2 6x8", 20320, 16240, 1023, 31,
4530           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4531 static const struct wacom_features wacom_features_0x84 =
4532         { "Wacom Wireless Receiver", .type = WIRELESS, .touch_max = 16 };
4533 static const struct wacom_features wacom_features_0xD0 =
4534         { "Wacom Bamboo 2FG", 14720, 9200, 1023, 31,
4535           BAMBOO_TOUCH, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4536 static const struct wacom_features wacom_features_0xD1 =
4537         { "Wacom Bamboo 2FG 4x5", 14720, 9200, 1023, 31,
4538           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4539 static const struct wacom_features wacom_features_0xD2 =
4540         { "Wacom Bamboo Craft", 14720, 9200, 1023, 31,
4541           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4542 static const struct wacom_features wacom_features_0xD3 =
4543         { "Wacom Bamboo 2FG 6x8", 21648, 13700, 1023, 31,
4544           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4545 static const struct wacom_features wacom_features_0xD4 =
4546         { "Wacom Bamboo Pen", 14720, 9200, 1023, 31,
4547           BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4548 static const struct wacom_features wacom_features_0xD5 =
4549         { "Wacom Bamboo Pen 6x8", 21648, 13700, 1023, 31,
4550           BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4551 static const struct wacom_features wacom_features_0xD6 =
4552         { "Wacom BambooPT 2FG 4x5", 14720, 9200, 1023, 31,
4553           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4554 static const struct wacom_features wacom_features_0xD7 =
4555         { "Wacom BambooPT 2FG Small", 14720, 9200, 1023, 31,
4556           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4557 static const struct wacom_features wacom_features_0xD8 =
4558         { "Wacom Bamboo Comic 2FG", 21648, 13700, 1023, 31,
4559           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4560 static const struct wacom_features wacom_features_0xDA =
4561         { "Wacom Bamboo 2FG 4x5 SE", 14720, 9200, 1023, 31,
4562           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4563 static const struct wacom_features wacom_features_0xDB =
4564         { "Wacom Bamboo 2FG 6x8 SE", 21648, 13700, 1023, 31,
4565           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4566 static const struct wacom_features wacom_features_0xDD =
4567         { "Wacom Bamboo Connect", 14720, 9200, 1023, 31,
4568           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4569 static const struct wacom_features wacom_features_0xDE =
4570         { "Wacom Bamboo 16FG 4x5", 14720, 9200, 1023, 31,
4571           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16 };
4572 static const struct wacom_features wacom_features_0xDF =
4573         { "Wacom Bamboo 16FG 6x8", 21648, 13700, 1023, 31,
4574           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16 };
4575 static const struct wacom_features wacom_features_0x300 =
4576         { "Wacom Bamboo One S", 14720, 9225, 1023, 31,
4577           BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4578 static const struct wacom_features wacom_features_0x301 =
4579         { "Wacom Bamboo One M", 21648, 13530, 1023, 31,
4580           BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4581 static const struct wacom_features wacom_features_0x302 =
4582         { "Wacom Intuos PT S", 15200, 9500, 1023, 31,
4583           INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4584           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4585 static const struct wacom_features wacom_features_0x303 =
4586         { "Wacom Intuos PT M", 21600, 13500, 1023, 31,
4587           INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4588           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4589 static const struct wacom_features wacom_features_0x30E =
4590         { "Wacom Intuos S", 15200, 9500, 1023, 31,
4591           INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4592           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4593 static const struct wacom_features wacom_features_0x6004 =
4594         { "ISD-V4", 12800, 8000, 255, 0,
4595           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4596 static const struct wacom_features wacom_features_0x307 =
4597         { "Wacom ISDv5 307", 59552, 33848, 2047, 63,
4598           CINTIQ_HYBRID, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4599           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4600           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4601           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x309 };
4602 static const struct wacom_features wacom_features_0x309 =
4603         { "Wacom ISDv5 309", .type = WACOM_24HDT, /* Touch */
4604           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x0307, .touch_max = 10,
4605           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4606 static const struct wacom_features wacom_features_0x30A =
4607         { "Wacom ISDv5 30A", 59552, 33848, 2047, 63,
4608           CINTIQ_HYBRID, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4609           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4610           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4611           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x30C };
4612 static const struct wacom_features wacom_features_0x30C =
4613         { "Wacom ISDv5 30C", .type = WACOM_24HDT, /* Touch */
4614           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x30A, .touch_max = 10,
4615           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4616 static const struct wacom_features wacom_features_0x318 =
4617         { "Wacom USB Bamboo PAD", 4095, 4095, /* Touch */
4618           .type = BAMBOO_PAD, 35, 48, .touch_max = 4 };
4619 static const struct wacom_features wacom_features_0x319 =
4620         { "Wacom Wireless Bamboo PAD", 4095, 4095, /* Touch */
4621           .type = BAMBOO_PAD, 35, 48, .touch_max = 4 };
4622 static const struct wacom_features wacom_features_0x325 =
4623         { "Wacom ISDv5 325", 59552, 33848, 2047, 63,
4624           CINTIQ_COMPANION_2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 11,
4625           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4626           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4627           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x326 };
4628 static const struct wacom_features wacom_features_0x326 = /* Touch */
4629         { "Wacom ISDv5 326", .type = HID_GENERIC, .oVid = USB_VENDOR_ID_WACOM,
4630           .oPid = 0x325 };
4631 static const struct wacom_features wacom_features_0x323 =
4632         { "Wacom Intuos P M", 21600, 13500, 1023, 31,
4633           INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4634           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4635 static const struct wacom_features wacom_features_0x331 =
4636         { "Wacom Express Key Remote", .type = REMOTE,
4637           .numbered_buttons = 18, .check_for_hid_type = true,
4638           .hid_type = HID_TYPE_USBNONE };
4639 static const struct wacom_features wacom_features_0x33B =
4640         { "Wacom Intuos S 2", 15200, 9500, 2047, 63,
4641           INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4642           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4643 static const struct wacom_features wacom_features_0x33C =
4644         { "Wacom Intuos PT S 2", 15200, 9500, 2047, 63,
4645           INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4646           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4647 static const struct wacom_features wacom_features_0x33D =
4648         { "Wacom Intuos P M 2", 21600, 13500, 2047, 63,
4649           INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4650           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4651 static const struct wacom_features wacom_features_0x33E =
4652         { "Wacom Intuos PT M 2", 21600, 13500, 2047, 63,
4653           INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4654           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4655 static const struct wacom_features wacom_features_0x343 =
4656         { "Wacom DTK1651", 34816, 19759, 1023, 0,
4657           DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4658           WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4659           WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4660 static const struct wacom_features wacom_features_0x360 =
4661         { "Wacom Intuos Pro M", 44800, 29600, 8191, 63,
4662           INTUOSP2_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 10 };
4663 static const struct wacom_features wacom_features_0x361 =
4664         { "Wacom Intuos Pro L", 62200, 43200, 8191, 63,
4665           INTUOSP2_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 10 };
4666 static const struct wacom_features wacom_features_0x377 =
4667         { "Wacom Intuos BT S", 15200, 9500, 4095, 63,
4668           INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4669 static const struct wacom_features wacom_features_0x379 =
4670         { "Wacom Intuos BT M", 21600, 13500, 4095, 63,
4671           INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4672 static const struct wacom_features wacom_features_0x37A =
4673         { "Wacom One by Wacom S", 15200, 9500, 2047, 63,
4674           BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4675 static const struct wacom_features wacom_features_0x37B =
4676         { "Wacom One by Wacom M", 21600, 13500, 2047, 63,
4677           BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4678 static const struct wacom_features wacom_features_0x393 =
4679         { "Wacom Intuos Pro S", 31920, 19950, 8191, 63,
4680           INTUOSP2S_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7,
4681           .touch_max = 10 };
4682
4683 static const struct wacom_features wacom_features_HID_ANY_ID =
4684         { "Wacom HID", .type = HID_GENERIC, .oVid = HID_ANY_ID, .oPid = HID_ANY_ID };
4685
4686 #define USB_DEVICE_WACOM(prod)                                          \
4687         HID_DEVICE(BUS_USB, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4688         .driver_data = (kernel_ulong_t)&wacom_features_##prod
4689
4690 #define BT_DEVICE_WACOM(prod)                                           \
4691         HID_DEVICE(BUS_BLUETOOTH, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4692         .driver_data = (kernel_ulong_t)&wacom_features_##prod
4693
4694 #define I2C_DEVICE_WACOM(prod)                                          \
4695         HID_DEVICE(BUS_I2C, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4696         .driver_data = (kernel_ulong_t)&wacom_features_##prod
4697
4698 #define USB_DEVICE_LENOVO(prod)                                 \
4699         HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, prod),                     \
4700         .driver_data = (kernel_ulong_t)&wacom_features_##prod
4701
4702 const struct hid_device_id wacom_ids[] = {
4703         { USB_DEVICE_WACOM(0x00) },
4704         { USB_DEVICE_WACOM(0x03) },
4705         { USB_DEVICE_WACOM(0x10) },
4706         { USB_DEVICE_WACOM(0x11) },
4707         { USB_DEVICE_WACOM(0x12) },
4708         { USB_DEVICE_WACOM(0x13) },
4709         { USB_DEVICE_WACOM(0x14) },
4710         { USB_DEVICE_WACOM(0x15) },
4711         { USB_DEVICE_WACOM(0x16) },
4712         { USB_DEVICE_WACOM(0x17) },
4713         { USB_DEVICE_WACOM(0x18) },
4714         { USB_DEVICE_WACOM(0x19) },
4715         { USB_DEVICE_WACOM(0x20) },
4716         { USB_DEVICE_WACOM(0x21) },
4717         { USB_DEVICE_WACOM(0x22) },
4718         { USB_DEVICE_WACOM(0x23) },
4719         { USB_DEVICE_WACOM(0x24) },
4720         { USB_DEVICE_WACOM(0x26) },
4721         { USB_DEVICE_WACOM(0x27) },
4722         { USB_DEVICE_WACOM(0x28) },
4723         { USB_DEVICE_WACOM(0x29) },
4724         { USB_DEVICE_WACOM(0x2A) },
4725         { USB_DEVICE_WACOM(0x30) },
4726         { USB_DEVICE_WACOM(0x31) },
4727         { USB_DEVICE_WACOM(0x32) },
4728         { USB_DEVICE_WACOM(0x33) },
4729         { USB_DEVICE_WACOM(0x34) },
4730         { USB_DEVICE_WACOM(0x35) },
4731         { USB_DEVICE_WACOM(0x37) },
4732         { USB_DEVICE_WACOM(0x38) },
4733         { USB_DEVICE_WACOM(0x39) },
4734         { USB_DEVICE_WACOM(0x3F) },
4735         { USB_DEVICE_WACOM(0x41) },
4736         { USB_DEVICE_WACOM(0x42) },
4737         { USB_DEVICE_WACOM(0x43) },
4738         { USB_DEVICE_WACOM(0x44) },
4739         { USB_DEVICE_WACOM(0x45) },
4740         { USB_DEVICE_WACOM(0x47) },
4741         { USB_DEVICE_WACOM(0x57) },
4742         { USB_DEVICE_WACOM(0x59) },
4743         { USB_DEVICE_WACOM(0x5B) },
4744         { USB_DEVICE_WACOM(0x5D) },
4745         { USB_DEVICE_WACOM(0x5E) },
4746         { USB_DEVICE_WACOM(0x60) },
4747         { USB_DEVICE_WACOM(0x61) },
4748         { USB_DEVICE_WACOM(0x62) },
4749         { USB_DEVICE_WACOM(0x63) },
4750         { USB_DEVICE_WACOM(0x64) },
4751         { USB_DEVICE_WACOM(0x65) },
4752         { USB_DEVICE_WACOM(0x69) },
4753         { USB_DEVICE_WACOM(0x6A) },
4754         { USB_DEVICE_WACOM(0x6B) },
4755         { BT_DEVICE_WACOM(0x81) },
4756         { USB_DEVICE_WACOM(0x84) },
4757         { USB_DEVICE_WACOM(0x90) },
4758         { USB_DEVICE_WACOM(0x93) },
4759         { USB_DEVICE_WACOM(0x97) },
4760         { USB_DEVICE_WACOM(0x9A) },
4761         { USB_DEVICE_WACOM(0x9F) },
4762         { USB_DEVICE_WACOM(0xB0) },
4763         { USB_DEVICE_WACOM(0xB1) },
4764         { USB_DEVICE_WACOM(0xB2) },
4765         { USB_DEVICE_WACOM(0xB3) },
4766         { USB_DEVICE_WACOM(0xB4) },
4767         { USB_DEVICE_WACOM(0xB5) },
4768         { USB_DEVICE_WACOM(0xB7) },
4769         { USB_DEVICE_WACOM(0xB8) },
4770         { USB_DEVICE_WACOM(0xB9) },
4771         { USB_DEVICE_WACOM(0xBA) },
4772         { USB_DEVICE_WACOM(0xBB) },
4773         { USB_DEVICE_WACOM(0xBC) },
4774         { BT_DEVICE_WACOM(0xBD) },
4775         { USB_DEVICE_WACOM(0xC0) },
4776         { USB_DEVICE_WACOM(0xC2) },
4777         { USB_DEVICE_WACOM(0xC4) },
4778         { USB_DEVICE_WACOM(0xC5) },
4779         { USB_DEVICE_WACOM(0xC6) },
4780         { USB_DEVICE_WACOM(0xC7) },
4781         { USB_DEVICE_WACOM(0xCC) },
4782         { USB_DEVICE_WACOM(0xCE) },
4783         { USB_DEVICE_WACOM(0xD0) },
4784         { USB_DEVICE_WACOM(0xD1) },
4785         { USB_DEVICE_WACOM(0xD2) },
4786         { USB_DEVICE_WACOM(0xD3) },
4787         { USB_DEVICE_WACOM(0xD4) },
4788         { USB_DEVICE_WACOM(0xD5) },
4789         { USB_DEVICE_WACOM(0xD6) },
4790         { USB_DEVICE_WACOM(0xD7) },
4791         { USB_DEVICE_WACOM(0xD8) },
4792         { USB_DEVICE_WACOM(0xDA) },
4793         { USB_DEVICE_WACOM(0xDB) },
4794         { USB_DEVICE_WACOM(0xDD) },
4795         { USB_DEVICE_WACOM(0xDE) },
4796         { USB_DEVICE_WACOM(0xDF) },
4797         { USB_DEVICE_WACOM(0xE2) },
4798         { USB_DEVICE_WACOM(0xE3) },
4799         { USB_DEVICE_WACOM(0xE5) },
4800         { USB_DEVICE_WACOM(0xE6) },
4801         { USB_DEVICE_WACOM(0xEC) },
4802         { USB_DEVICE_WACOM(0xED) },
4803         { USB_DEVICE_WACOM(0xEF) },
4804         { USB_DEVICE_WACOM(0xF0) },
4805         { USB_DEVICE_WACOM(0xF4) },
4806         { USB_DEVICE_WACOM(0xF6) },
4807         { USB_DEVICE_WACOM(0xF8) },
4808         { USB_DEVICE_WACOM(0xFA) },
4809         { USB_DEVICE_WACOM(0xFB) },
4810         { USB_DEVICE_WACOM(0x100) },
4811         { USB_DEVICE_WACOM(0x101) },
4812         { USB_DEVICE_WACOM(0x10D) },
4813         { USB_DEVICE_WACOM(0x10E) },
4814         { USB_DEVICE_WACOM(0x10F) },
4815         { USB_DEVICE_WACOM(0x116) },
4816         { USB_DEVICE_WACOM(0x12C) },
4817         { USB_DEVICE_WACOM(0x300) },
4818         { USB_DEVICE_WACOM(0x301) },
4819         { USB_DEVICE_WACOM(0x302) },
4820         { USB_DEVICE_WACOM(0x303) },
4821         { USB_DEVICE_WACOM(0x304) },
4822         { USB_DEVICE_WACOM(0x307) },
4823         { USB_DEVICE_WACOM(0x309) },
4824         { USB_DEVICE_WACOM(0x30A) },
4825         { USB_DEVICE_WACOM(0x30C) },
4826         { USB_DEVICE_WACOM(0x30E) },
4827         { USB_DEVICE_WACOM(0x314) },
4828         { USB_DEVICE_WACOM(0x315) },
4829         { USB_DEVICE_WACOM(0x317) },
4830         { USB_DEVICE_WACOM(0x318) },
4831         { USB_DEVICE_WACOM(0x319) },
4832         { USB_DEVICE_WACOM(0x323) },
4833         { USB_DEVICE_WACOM(0x325) },
4834         { USB_DEVICE_WACOM(0x326) },
4835         { USB_DEVICE_WACOM(0x32A) },
4836         { USB_DEVICE_WACOM(0x32B) },
4837         { USB_DEVICE_WACOM(0x32C) },
4838         { USB_DEVICE_WACOM(0x32F) },
4839         { USB_DEVICE_WACOM(0x331) },
4840         { USB_DEVICE_WACOM(0x333) },
4841         { USB_DEVICE_WACOM(0x335) },
4842         { USB_DEVICE_WACOM(0x336) },
4843         { USB_DEVICE_WACOM(0x33B) },
4844         { USB_DEVICE_WACOM(0x33C) },
4845         { USB_DEVICE_WACOM(0x33D) },
4846         { USB_DEVICE_WACOM(0x33E) },
4847         { USB_DEVICE_WACOM(0x343) },
4848         { BT_DEVICE_WACOM(0x360) },
4849         { BT_DEVICE_WACOM(0x361) },
4850         { BT_DEVICE_WACOM(0x377) },
4851         { BT_DEVICE_WACOM(0x379) },
4852         { USB_DEVICE_WACOM(0x37A) },
4853         { USB_DEVICE_WACOM(0x37B) },
4854         { BT_DEVICE_WACOM(0x393) },
4855         { USB_DEVICE_WACOM(0x4001) },
4856         { USB_DEVICE_WACOM(0x4004) },
4857         { USB_DEVICE_WACOM(0x5000) },
4858         { USB_DEVICE_WACOM(0x5002) },
4859         { USB_DEVICE_LENOVO(0x6004) },
4860
4861         { USB_DEVICE_WACOM(HID_ANY_ID) },
4862         { I2C_DEVICE_WACOM(HID_ANY_ID) },
4863         { BT_DEVICE_WACOM(HID_ANY_ID) },
4864         { }
4865 };
4866 MODULE_DEVICE_TABLE(hid, wacom_ids);