drivers/hid/wacom_wac.c

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /*
   3  *  USB Wacom tablet support - Wacom specific code
   4  */
   5
   6 #include "wacom_wac.h"
   7 #include "wacom.h"
   8 #include <linux/input/mt.h>
   9 #include <linux/jiffies.h>
  10
  11 /* resolution for penabled devices */
  12 #define WACOM_PL_RES            20
  13 #define WACOM_PENPRTN_RES       40
  14 #define WACOM_VOLITO_RES        50
  15 #define WACOM_GRAPHIRE_RES      80
  16 #define WACOM_INTUOS_RES        100
  17 #define WACOM_INTUOS3_RES       200
  18
  19 /* Newer Cintiq and DTU have an offset between tablet and screen areas */
  20 #define WACOM_DTU_OFFSET        200
  21 #define WACOM_CINTIQ_OFFSET     400
  22
  23 /*
  24  * Scale factor relating reported contact size to logical contact area.
  25  * 2^14/pi is a good approximation on Intuos5 and 3rd-gen Bamboo
  26  */
  27 #define WACOM_CONTACT_AREA_SCALE 2607
  28
  29 static bool touch_arbitration = 1;
  30 module_param(touch_arbitration, bool, 0644);
  31 MODULE_PARM_DESC(touch_arbitration, " on (Y) off (N)");
  32
  33 static void wacom_report_numbered_buttons(struct input_dev *input_dev,
  34                                 int button_count, int mask);
  35
  36 static int wacom_numbered_button_to_key(int n);
  37
  38 static void wacom_update_led(struct wacom *wacom, int button_count, int mask,
  39                              int group);
  40
  41 static void wacom_force_proxout(struct wacom_wac *wacom_wac)
  42 {
  43         struct input_dev *input = wacom_wac->pen_input;
  44
  45         wacom_wac->shared->stylus_in_proximity = 0;
  46
  47         input_report_key(input, BTN_TOUCH, 0);
  48         input_report_key(input, BTN_STYLUS, 0);
  49         input_report_key(input, BTN_STYLUS2, 0);
  50         input_report_key(input, BTN_STYLUS3, 0);
  51         input_report_key(input, wacom_wac->tool[0], 0);
  52         if (wacom_wac->serial[0]) {
  53                 input_report_abs(input, ABS_MISC, 0);
  54         }
  55         input_report_abs(input, ABS_PRESSURE, 0);
  56
  57         wacom_wac->tool[0] = 0;
  58         wacom_wac->id[0] = 0;
  59         wacom_wac->serial[0] = 0;
  60
  61         input_sync(input);
  62 }
  63
  64 void wacom_idleprox_timeout(struct timer_list *list)
  65 {
  66         struct wacom *wacom = from_timer(wacom, list, idleprox_timer);
  67         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
  68
  69         if (!wacom_wac->hid_data.sense_state) {
  70                 return;
  71         }
  72
  73         hid_warn(wacom->hdev, "%s: tool appears to be hung in-prox. forcing it out.\n", __func__);
  74         wacom_force_proxout(wacom_wac);
  75 }
  76
  77 /*
  78  * Percent of battery capacity for Graphire.
  79  * 8th value means AC online and show 100% capacity.
  80  */
  81 static unsigned short batcap_gr[8] = { 1, 15, 25, 35, 50, 70, 100, 100 };
  82
  83 /*
  84  * Percent of battery capacity for Intuos4 WL, AC has a separate bit.
  85  */
  86 static unsigned short batcap_i4[8] = { 1, 15, 30, 45, 60, 70, 85, 100 };
  87
  88 static void __wacom_notify_battery(struct wacom_battery *battery,
  89                                    int bat_status, int bat_capacity,
  90                                    bool bat_charging, bool bat_connected,
  91                                    bool ps_connected)
  92 {
  93         bool changed = battery->bat_status       != bat_status    ||
  94                        battery->battery_capacity != bat_capacity  ||
  95                        battery->bat_charging     != bat_charging  ||
  96                        battery->bat_connected    != bat_connected ||
  97                        battery->ps_connected     != ps_connected;
  98
  99         if (changed) {
 100                 battery->bat_status = bat_status;
 101                 battery->battery_capacity = bat_capacity;
 102                 battery->bat_charging = bat_charging;
 103                 battery->bat_connected = bat_connected;
 104                 battery->ps_connected = ps_connected;
 105
 106                 if (battery->battery)
 107                         power_supply_changed(battery->battery);
 108         }
 109 }
 110
 111 static void wacom_notify_battery(struct wacom_wac *wacom_wac,
 112         int bat_status, int bat_capacity, bool bat_charging,
 113         bool bat_connected, bool ps_connected)
 114 {
 115         struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
 116         bool bat_initialized = wacom->battery.battery;
 117         bool has_quirk = wacom_wac->features.quirks & WACOM_QUIRK_BATTERY;
 118
 119         if (bat_initialized != has_quirk)
 120                 wacom_schedule_work(wacom_wac, WACOM_WORKER_BATTERY);
 121
 122         __wacom_notify_battery(&wacom->battery, bat_status, bat_capacity,
 123                                bat_charging, bat_connected, ps_connected);
 124 }
 125
 126 static int wacom_penpartner_irq(struct wacom_wac *wacom)
 127 {
 128         unsigned char *data = wacom->data;
 129         struct input_dev *input = wacom->pen_input;
 130
 131         switch (data[0]) {
 132         case 1:
 133                 if (data[5] & 0x80) {
 134                         wacom->tool[0] = (data[5] & 0x20) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
 135                         wacom->id[0] = (data[5] & 0x20) ? ERASER_DEVICE_ID : STYLUS_DEVICE_ID;
 136                         input_report_key(input, wacom->tool[0], 1);
 137                         input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
 138                         input_report_abs(input, ABS_X, get_unaligned_le16(&data[1]));
 139                         input_report_abs(input, ABS_Y, get_unaligned_le16(&data[3]));
 140                         input_report_abs(input, ABS_PRESSURE, (signed char)data[6] + 127);
 141                         input_report_key(input, BTN_TOUCH, ((signed char)data[6] > -127));
 142                         input_report_key(input, BTN_STYLUS, (data[5] & 0x40));
 143                 } else {
 144                         input_report_key(input, wacom->tool[0], 0);
 145                         input_report_abs(input, ABS_MISC, 0); /* report tool id */
 146                         input_report_abs(input, ABS_PRESSURE, -1);
 147                         input_report_key(input, BTN_TOUCH, 0);
 148                 }
 149                 break;
 150
 151         case 2:
 152                 input_report_key(input, BTN_TOOL_PEN, 1);
 153                 input_report_abs(input, ABS_MISC, STYLUS_DEVICE_ID); /* report tool id */
 154                 input_report_abs(input, ABS_X, get_unaligned_le16(&data[1]));
 155                 input_report_abs(input, ABS_Y, get_unaligned_le16(&data[3]));
 156                 input_report_abs(input, ABS_PRESSURE, (signed char)data[6] + 127);
 157                 input_report_key(input, BTN_TOUCH, ((signed char)data[6] > -80) && !(data[5] & 0x20));
 158                 input_report_key(input, BTN_STYLUS, (data[5] & 0x40));
 159                 break;
 160
 161         default:
 162                 dev_dbg(input->dev.parent,
 163                         "%s: received unknown report #%d\n", __func__, data[0]);
 164                 return 0;
 165         }
 166
 167         return 1;
 168 }
 169
 170 static int wacom_pl_irq(struct wacom_wac *wacom)
 171 {
 172         struct wacom_features *features = &wacom->features;
 173         unsigned char *data = wacom->data;
 174         struct input_dev *input = wacom->pen_input;
 175         int prox, pressure;
 176
 177         if (data[0] != WACOM_REPORT_PENABLED) {
 178                 dev_dbg(input->dev.parent,
 179                         "%s: received unknown report #%d\n", __func__, data[0]);
 180                 return 0;
 181         }
 182
 183         prox = data[1] & 0x40;
 184
 185         if (!wacom->id[0]) {
 186                 if ((data[0] & 0x10) || (data[4] & 0x20)) {
 187                         wacom->tool[0] = BTN_TOOL_RUBBER;
 188                         wacom->id[0] = ERASER_DEVICE_ID;
 189                 }
 190                 else {
 191                         wacom->tool[0] = BTN_TOOL_PEN;
 192                         wacom->id[0] = STYLUS_DEVICE_ID;
 193                 }
 194         }
 195
 196         /* If the eraser is in prox, STYLUS2 is always set. If we
 197          * mis-detected the type and notice that STYLUS2 isn't set
 198          * then force the eraser out of prox and let the pen in.
 199          */
 200         if (wacom->tool[0] == BTN_TOOL_RUBBER && !(data[4] & 0x20)) {
 201                 input_report_key(input, BTN_TOOL_RUBBER, 0);
 202                 input_report_abs(input, ABS_MISC, 0);
 203                 input_sync(input);
 204                 wacom->tool[0] = BTN_TOOL_PEN;
 205                 wacom->id[0] = STYLUS_DEVICE_ID;
 206         }
 207
 208         if (prox) {
 209                 pressure = (signed char)((data[7] << 1) | ((data[4] >> 2) & 1));
 210                 if (features->pressure_max > 255)
 211                         pressure = (pressure << 1) | ((data[4] >> 6) & 1);
 212                 pressure += (features->pressure_max + 1) / 2;
 213
 214                 input_report_abs(input, ABS_X, data[3] | (data[2] << 7) | ((data[1] & 0x03) << 14));
 215                 input_report_abs(input, ABS_Y, data[6] | (data[5] << 7) | ((data[4] & 0x03) << 14));
 216                 input_report_abs(input, ABS_PRESSURE, pressure);
 217
 218                 input_report_key(input, BTN_TOUCH, data[4] & 0x08);
 219                 input_report_key(input, BTN_STYLUS, data[4] & 0x10);
 220                 /* Only allow the stylus2 button to be reported for the pen tool. */
 221                 input_report_key(input, BTN_STYLUS2, (wacom->tool[0] == BTN_TOOL_PEN) && (data[4] & 0x20));
 222         }
 223
 224         if (!prox)
 225                 wacom->id[0] = 0;
 226         input_report_key(input, wacom->tool[0], prox);
 227         input_report_abs(input, ABS_MISC, wacom->id[0]);
 228         return 1;
 229 }
 230
 231 static int wacom_ptu_irq(struct wacom_wac *wacom)
 232 {
 233         unsigned char *data = wacom->data;
 234         struct input_dev *input = wacom->pen_input;
 235
 236         if (data[0] != WACOM_REPORT_PENABLED) {
 237                 dev_dbg(input->dev.parent,
 238                         "%s: received unknown report #%d\n", __func__, data[0]);
 239                 return 0;
 240         }
 241
 242         if (data[1] & 0x04) {
 243                 input_report_key(input, BTN_TOOL_RUBBER, data[1] & 0x20);
 244                 input_report_key(input, BTN_TOUCH, data[1] & 0x08);
 245                 wacom->id[0] = ERASER_DEVICE_ID;
 246         } else {
 247                 input_report_key(input, BTN_TOOL_PEN, data[1] & 0x20);
 248                 input_report_key(input, BTN_TOUCH, data[1] & 0x01);
 249                 wacom->id[0] = STYLUS_DEVICE_ID;
 250         }
 251         input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
 252         input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
 253         input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
 254         input_report_abs(input, ABS_PRESSURE, le16_to_cpup((__le16 *)&data[6]));
 255         input_report_key(input, BTN_STYLUS, data[1] & 0x02);
 256         input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
 257         return 1;
 258 }
 259
 260 static int wacom_dtu_irq(struct wacom_wac *wacom)
 261 {
 262         unsigned char *data = wacom->data;
 263         struct input_dev *input = wacom->pen_input;
 264         int prox = data[1] & 0x20;
 265
 266         dev_dbg(input->dev.parent,
 267                 "%s: received report #%d", __func__, data[0]);
 268
 269         if (prox) {
 270                 /* Going into proximity select tool */
 271                 wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
 272                 if (wacom->tool[0] == BTN_TOOL_PEN)
 273                         wacom->id[0] = STYLUS_DEVICE_ID;
 274                 else
 275                         wacom->id[0] = ERASER_DEVICE_ID;
 276         }
 277         input_report_key(input, BTN_STYLUS, data[1] & 0x02);
 278         input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
 279         input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
 280         input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
 281         input_report_abs(input, ABS_PRESSURE, ((data[7] & 0x01) << 8) | data[6]);
 282         input_report_key(input, BTN_TOUCH, data[1] & 0x05);
 283         if (!prox) /* out-prox */
 284                 wacom->id[0] = 0;
 285         input_report_key(input, wacom->tool[0], prox);
 286         input_report_abs(input, ABS_MISC, wacom->id[0]);
 287         return 1;
 288 }
 289
 290 static int wacom_dtus_irq(struct wacom_wac *wacom)
 291 {
 292         unsigned char *data = wacom->data;
 293         struct input_dev *input = wacom->pen_input;
 294         unsigned short prox, pressure = 0;
 295
 296         if (data[0] != WACOM_REPORT_DTUS && data[0] != WACOM_REPORT_DTUSPAD) {
 297                 dev_dbg(input->dev.parent,
 298                         "%s: received unknown report #%d", __func__, data[0]);
 299                 return 0;
 300         } else if (data[0] == WACOM_REPORT_DTUSPAD) {
 301                 input = wacom->pad_input;
 302                 input_report_key(input, BTN_0, (data[1] & 0x01));
 303                 input_report_key(input, BTN_1, (data[1] & 0x02));
 304                 input_report_key(input, BTN_2, (data[1] & 0x04));
 305                 input_report_key(input, BTN_3, (data[1] & 0x08));
 306                 input_report_abs(input, ABS_MISC,
 307                                  data[1] & 0x0f ? PAD_DEVICE_ID : 0);
 308                 return 1;
 309         } else {
 310                 prox = data[1] & 0x80;
 311                 if (prox) {
 312                         switch ((data[1] >> 3) & 3) {
 313                         case 1: /* Rubber */
 314                                 wacom->tool[0] = BTN_TOOL_RUBBER;
 315                                 wacom->id[0] = ERASER_DEVICE_ID;
 316                                 break;
 317
 318                         case 2: /* Pen */
 319                                 wacom->tool[0] = BTN_TOOL_PEN;
 320                                 wacom->id[0] = STYLUS_DEVICE_ID;
 321                                 break;
 322                         }
 323                 }
 324
 325                 input_report_key(input, BTN_STYLUS, data[1] & 0x20);
 326                 input_report_key(input, BTN_STYLUS2, data[1] & 0x40);
 327                 input_report_abs(input, ABS_X, get_unaligned_be16(&data[3]));
 328                 input_report_abs(input, ABS_Y, get_unaligned_be16(&data[5]));
 329                 pressure = ((data[1] & 0x03) << 8) | (data[2] & 0xff);
 330                 input_report_abs(input, ABS_PRESSURE, pressure);
 331                 input_report_key(input, BTN_TOUCH, pressure > 10);
 332
 333                 if (!prox) /* out-prox */
 334                         wacom->id[0] = 0;
 335                 input_report_key(input, wacom->tool[0], prox);
 336                 input_report_abs(input, ABS_MISC, wacom->id[0]);
 337                 return 1;
 338         }
 339 }
 340
 341 static int wacom_graphire_irq(struct wacom_wac *wacom)
 342 {
 343         struct wacom_features *features = &wacom->features;
 344         unsigned char *data = wacom->data;
 345         struct input_dev *input = wacom->pen_input;
 346         struct input_dev *pad_input = wacom->pad_input;
 347         int battery_capacity, ps_connected;
 348         int prox;
 349         int rw = 0;
 350         int retval = 0;
 351
 352         if (features->type == GRAPHIRE_BT) {
 353                 if (data[0] != WACOM_REPORT_PENABLED_BT) {
 354                         dev_dbg(input->dev.parent,
 355                                 "%s: received unknown report #%d\n", __func__,
 356                                 data[0]);
 357                         goto exit;
 358                 }
 359         } else if (data[0] != WACOM_REPORT_PENABLED) {
 360                 dev_dbg(input->dev.parent,
 361                         "%s: received unknown report #%d\n", __func__, data[0]);
 362                 goto exit;
 363         }
 364
 365         prox = data[1] & 0x80;
 366         if (prox || wacom->id[0]) {
 367                 if (prox) {
 368                         switch ((data[1] >> 5) & 3) {
 369
 370                         case 0: /* Pen */
 371                                 wacom->tool[0] = BTN_TOOL_PEN;
 372                                 wacom->id[0] = STYLUS_DEVICE_ID;
 373                                 break;
 374
 375                         case 1: /* Rubber */
 376                                 wacom->tool[0] = BTN_TOOL_RUBBER;
 377                                 wacom->id[0] = ERASER_DEVICE_ID;
 378                                 break;
 379
 380                         case 2: /* Mouse with wheel */
 381                                 input_report_key(input, BTN_MIDDLE, data[1] & 0x04);
 382                                 fallthrough;
 383
 384                         case 3: /* Mouse without wheel */
 385                                 wacom->tool[0] = BTN_TOOL_MOUSE;
 386                                 wacom->id[0] = CURSOR_DEVICE_ID;
 387                                 break;
 388                         }
 389                 }
 390                 input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
 391                 input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
 392                 if (wacom->tool[0] != BTN_TOOL_MOUSE) {
 393                         if (features->type == GRAPHIRE_BT)
 394                                 input_report_abs(input, ABS_PRESSURE, data[6] |
 395                                         (((__u16) (data[1] & 0x08)) << 5));
 396                         else
 397                                 input_report_abs(input, ABS_PRESSURE, data[6] |
 398                                         ((data[7] & 0x03) << 8));
 399                         input_report_key(input, BTN_TOUCH, data[1] & 0x01);
 400                         input_report_key(input, BTN_STYLUS, data[1] & 0x02);
 401                         input_report_key(input, BTN_STYLUS2, data[1] & 0x04);
 402                 } else {
 403                         input_report_key(input, BTN_LEFT, data[1] & 0x01);
 404                         input_report_key(input, BTN_RIGHT, data[1] & 0x02);
 405                         if (features->type == WACOM_G4 ||
 406                                         features->type == WACOM_MO) {
 407                                 input_report_abs(input, ABS_DISTANCE, data[6] & 0x3f);
 408                                 rw = (data[7] & 0x04) - (data[7] & 0x03);
 409                         } else if (features->type == GRAPHIRE_BT) {
 410                                 /* Compute distance between mouse and tablet */
 411                                 rw = 44 - (data[6] >> 2);
 412                                 rw = clamp_val(rw, 0, 31);
 413                                 input_report_abs(input, ABS_DISTANCE, rw);
 414                                 if (((data[1] >> 5) & 3) == 2) {
 415                                         /* Mouse with wheel */
 416                                         input_report_key(input, BTN_MIDDLE,
 417                                                         data[1] & 0x04);
 418                                         rw = (data[6] & 0x01) ? -1 :
 419                                                 (data[6] & 0x02) ? 1 : 0;
 420                                 } else {
 421                                         rw = 0;
 422                                 }
 423                         } else {
 424                                 input_report_abs(input, ABS_DISTANCE, data[7] & 0x3f);
 425                                 rw = -(signed char)data[6];
 426                         }
 427                         input_report_rel(input, REL_WHEEL, rw);
 428                 }
 429
 430                 if (!prox)
 431                         wacom->id[0] = 0;
 432                 input_report_abs(input, ABS_MISC, wacom->id[0]); /* report tool id */
 433                 input_report_key(input, wacom->tool[0], prox);
 434                 input_sync(input); /* sync last event */
 435         }
 436
 437         /* send pad data */
 438         switch (features->type) {
 439         case WACOM_G4:
 440                 prox = data[7] & 0xf8;
 441                 if (prox || wacom->id[1]) {
 442                         wacom->id[1] = PAD_DEVICE_ID;
 443                         input_report_key(pad_input, BTN_BACK, (data[7] & 0x40));
 444                         input_report_key(pad_input, BTN_FORWARD, (data[7] & 0x80));
 445                         rw = ((data[7] & 0x18) >> 3) - ((data[7] & 0x20) >> 3);
 446                         input_report_rel(pad_input, REL_WHEEL, rw);
 447                         if (!prox)
 448                                 wacom->id[1] = 0;
 449                         input_report_abs(pad_input, ABS_MISC, wacom->id[1]);
 450                         retval = 1;
 451                 }
 452                 break;
 453
 454         case WACOM_MO:
 455                 prox = (data[7] & 0xf8) || data[8];
 456                 if (prox || wacom->id[1]) {
 457                         wacom->id[1] = PAD_DEVICE_ID;
 458                         input_report_key(pad_input, BTN_BACK, (data[7] & 0x08));
 459                         input_report_key(pad_input, BTN_LEFT, (data[7] & 0x20));
 460                         input_report_key(pad_input, BTN_FORWARD, (data[7] & 0x10));
 461                         input_report_key(pad_input, BTN_RIGHT, (data[7] & 0x40));
 462                         input_report_abs(pad_input, ABS_WHEEL, (data[8] & 0x7f));
 463                         if (!prox)
 464                                 wacom->id[1] = 0;
 465                         input_report_abs(pad_input, ABS_MISC, wacom->id[1]);
 466                         retval = 1;
 467                 }
 468                 break;
 469         case GRAPHIRE_BT:
 470                 prox = data[7] & 0x03;
 471                 if (prox || wacom->id[1]) {
 472                         wacom->id[1] = PAD_DEVICE_ID;
 473                         input_report_key(pad_input, BTN_0, (data[7] & 0x02));
 474                         input_report_key(pad_input, BTN_1, (data[7] & 0x01));
 475                         if (!prox)
 476                                 wacom->id[1] = 0;
 477                         input_report_abs(pad_input, ABS_MISC, wacom->id[1]);
 478                         retval = 1;
 479                 }
 480                 break;
 481         }
 482
 483         /* Store current battery capacity and power supply state */
 484         if (features->type == GRAPHIRE_BT) {
 485                 rw = (data[7] >> 2 & 0x07);
 486                 battery_capacity = batcap_gr[rw];
 487                 ps_connected = rw == 7;
 488                 wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
 489                                      battery_capacity, ps_connected, 1,
 490                                      ps_connected);
 491         }
 492 exit:
 493         return retval;
 494 }
 495
 496 static void wacom_intuos_schedule_prox_event(struct wacom_wac *wacom_wac)
 497 {
 498         struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
 499         struct wacom_features *features = &wacom_wac->features;
 500         struct hid_report *r;
 501         struct hid_report_enum *re;
 502
 503         re = &(wacom->hdev->report_enum[HID_FEATURE_REPORT]);
 504         if (features->type == INTUOSHT2)
 505                 r = re->report_id_hash[WACOM_REPORT_INTUOSHT2_ID];
 506         else
 507                 r = re->report_id_hash[WACOM_REPORT_INTUOS_ID1];
 508         if (r) {
 509                 hid_hw_request(wacom->hdev, r, HID_REQ_GET_REPORT);
 510         }
 511 }
 512
 513 static int wacom_intuos_pad(struct wacom_wac *wacom)
 514 {
 515         struct wacom_features *features = &wacom->features;
 516         unsigned char *data = wacom->data;
 517         struct input_dev *input = wacom->pad_input;
 518         int i;
 519         int buttons = 0, nbuttons = features->numbered_buttons;
 520         int keys = 0, nkeys = 0;
 521         int ring1 = 0, ring2 = 0;
 522         int strip1 = 0, strip2 = 0;
 523         bool prox = false;
 524         bool wrench = false, keyboard = false, mute_touch = false, menu = false,
 525              info = false;
 526
 527         /* pad packets. Works as a second tool and is always in prox */
 528         if (!(data[0] == WACOM_REPORT_INTUOSPAD || data[0] == WACOM_REPORT_INTUOS5PAD ||
 529               data[0] == WACOM_REPORT_CINTIQPAD))
 530                 return 0;
 531
 532         if (features->type >= INTUOS4S && features->type <= INTUOS4L) {
 533                 buttons = (data[3] << 1) | (data[2] & 0x01);
 534                 ring1 = data[1];
 535         } else if (features->type == DTK) {
 536                 buttons = data[6];
 537         } else if (features->type == WACOM_13HD) {
 538                 buttons = (data[4] << 1) | (data[3] & 0x01);
 539         } else if (features->type == WACOM_24HD) {
 540                 buttons = (data[8] << 8) | data[6];
 541                 ring1 = data[1];
 542                 ring2 = data[2];
 543
 544                 /*
 545                  * Three "buttons" are available on the 24HD which are
 546                  * physically implemented as a touchstrip. Each button
 547                  * is approximately 3 bits wide with a 2 bit spacing.
 548                  * The raw touchstrip bits are stored at:
 549                  *    ((data[3] & 0x1f) << 8) | data[4])
 550                  */
 551                 nkeys = 3;
 552                 keys = ((data[3] & 0x1C) ? 1<<2 : 0) |
 553                        ((data[4] & 0xE0) ? 1<<1 : 0) |
 554                        ((data[4] & 0x07) ? 1<<0 : 0);
 555                 keyboard = !!(data[4] & 0xE0);
 556                 info = !!(data[3] & 0x1C);
 557
 558                 if (features->oPid) {
 559                         mute_touch = !!(data[4] & 0x07);
 560                         if (mute_touch)
 561                                 wacom->shared->is_touch_on =
 562                                         !wacom->shared->is_touch_on;
 563                 } else {
 564                         wrench = !!(data[4] & 0x07);
 565                 }
 566         } else if (features->type == WACOM_27QHD) {
 567                 nkeys = 3;
 568                 keys = data[2] & 0x07;
 569
 570                 wrench = !!(data[2] & 0x01);
 571                 keyboard = !!(data[2] & 0x02);
 572
 573                 if (features->oPid) {
 574                         mute_touch = !!(data[2] & 0x04);
 575                         if (mute_touch)
 576                                 wacom->shared->is_touch_on =
 577                                         !wacom->shared->is_touch_on;
 578                 } else {
 579                         menu = !!(data[2] & 0x04);
 580                 }
 581                 input_report_abs(input, ABS_X, be16_to_cpup((__be16 *)&data[4]));
 582                 input_report_abs(input, ABS_Y, be16_to_cpup((__be16 *)&data[6]));
 583                 input_report_abs(input, ABS_Z, be16_to_cpup((__be16 *)&data[8]));
 584         } else if (features->type == CINTIQ_HYBRID) {
 585                 /*
 586                  * Do not send hardware buttons under Android. They
 587                  * are already sent to the system through GPIO (and
 588                  * have different meaning).
 589                  *
 590                  * d-pad right  -> data[4] & 0x10
 591                  * d-pad up     -> data[4] & 0x20
 592                  * d-pad left   -> data[4] & 0x40
 593                  * d-pad down   -> data[4] & 0x80
 594                  * d-pad center -> data[3] & 0x01
 595                  */
 596                 buttons = (data[4] << 1) | (data[3] & 0x01);
 597         } else if (features->type == CINTIQ_COMPANION_2) {
 598                 /* d-pad right  -> data[2] & 0x10
 599                  * d-pad up     -> data[2] & 0x20
 600                  * d-pad left   -> data[2] & 0x40
 601                  * d-pad down   -> data[2] & 0x80
 602                  * d-pad center -> data[1] & 0x01
 603                  */
 604                 buttons = ((data[2] >> 4) << 7) |
 605                           ((data[1] & 0x04) << 4) |
 606                           ((data[2] & 0x0F) << 2) |
 607                           (data[1] & 0x03);
 608         } else if (features->type >= INTUOS5S && features->type <= INTUOSPL) {
 609                 /*
 610                  * ExpressKeys on Intuos5/Intuos Pro have a capacitive sensor in
 611                  * addition to the mechanical switch. Switch data is
 612                  * stored in data[4], capacitive data in data[5].
 613                  *
 614                  * Touch ring mode switch (data[3]) has no capacitive sensor
 615                  */
 616                 buttons = (data[4] << 1) | (data[3] & 0x01);
 617                 ring1 = data[2];
 618         } else {
 619                 if (features->type == WACOM_21UX2 || features->type == WACOM_22HD) {
 620                         buttons = (data[8] << 10) | ((data[7] & 0x01) << 9) |
 621                                   (data[6] << 1) | (data[5] & 0x01);
 622
 623                         if (features->type == WACOM_22HD) {
 624                                 nkeys = 3;
 625                                 keys = data[9] & 0x07;
 626
 627                                 info = !!(data[9] & 0x01);
 628                                 wrench = !!(data[9] & 0x02);
 629                         }
 630                 } else {
 631                         buttons = ((data[6] & 0x10) << 5)  |
 632                                   ((data[5] & 0x10) << 4)  |
 633                                   ((data[6] & 0x0F) << 4)  |
 634                                   (data[5] & 0x0F);
 635                 }
 636                 strip1 = ((data[1] & 0x1f) << 8) | data[2];
 637                 strip2 = ((data[3] & 0x1f) << 8) | data[4];
 638         }
 639
 640         prox = (buttons & ~(~0U << nbuttons)) | (keys & ~(~0U << nkeys)) |
 641                (ring1 & 0x80) | (ring2 & 0x80) | strip1 | strip2;
 642
 643         wacom_report_numbered_buttons(input, nbuttons, buttons);
 644
 645         for (i = 0; i < nkeys; i++)
 646                 input_report_key(input, KEY_PROG1 + i, keys & (1 << i));
 647
 648         input_report_key(input, KEY_BUTTONCONFIG, wrench);
 649         input_report_key(input, KEY_ONSCREEN_KEYBOARD, keyboard);
 650         input_report_key(input, KEY_CONTROLPANEL, menu);
 651         input_report_key(input, KEY_INFO, info);
 652
 653         if (wacom->shared && wacom->shared->touch_input) {
 654                 input_report_switch(wacom->shared->touch_input,
 655                                     SW_MUTE_DEVICE,
 656                                     !wacom->shared->is_touch_on);
 657                 input_sync(wacom->shared->touch_input);
 658         }
 659
 660         input_report_abs(input, ABS_RX, strip1);
 661         input_report_abs(input, ABS_RY, strip2);
 662
 663         input_report_abs(input, ABS_WHEEL,    (ring1 & 0x80) ? (ring1 & 0x7f) : 0);
 664         input_report_abs(input, ABS_THROTTLE, (ring2 & 0x80) ? (ring2 & 0x7f) : 0);
 665
 666         input_report_key(input, wacom->tool[1], prox ? 1 : 0);
 667         input_report_abs(input, ABS_MISC, prox ? PAD_DEVICE_ID : 0);
 668
 669         input_event(input, EV_MSC, MSC_SERIAL, 0xffffffff);
 670
 671         return 1;
 672 }
 673
 674 static int wacom_intuos_id_mangle(int tool_id)
 675 {
 676         return (tool_id & ~0xFFF) << 4 | (tool_id & 0xFFF);
 677 }
 678
 679 static bool wacom_is_art_pen(int tool_id)
 680 {
 681         bool is_art_pen = false;
 682
 683         switch (tool_id) {
 684         case 0x885:     /* Intuos3 Marker Pen */
 685         case 0x804:     /* Intuos4/5 13HD/24HD Marker Pen */
 686         case 0x10804:   /* Intuos4/5 13HD/24HD Art Pen */
 687                 is_art_pen = true;
 688                 break;
 689         }
 690         return is_art_pen;
 691 }
 692
 693 static int wacom_intuos_get_tool_type(int tool_id)
 694 {
 695         switch (tool_id) {
 696         case 0x812: /* Inking pen */
 697         case 0x801: /* Intuos3 Inking pen */
 698         case 0x12802: /* Intuos4/5 Inking Pen */
 699         case 0x012:
 700                 return BTN_TOOL_PENCIL;
 701
 702         case 0x832: /* Stroke pen */
 703         case 0x032:
 704                 return BTN_TOOL_BRUSH;
 705
 706         case 0x007: /* Mouse 4D and 2D */
 707         case 0x09c:
 708         case 0x094:
 709         case 0x017: /* Intuos3 2D Mouse */
 710         case 0x806: /* Intuos4 Mouse */
 711                 return BTN_TOOL_MOUSE;
 712
 713         case 0x096: /* Lens cursor */
 714         case 0x097: /* Intuos3 Lens cursor */
 715         case 0x006: /* Intuos4 Lens cursor */
 716                 return BTN_TOOL_LENS;
 717
 718         case 0xd12:
 719         case 0x912:
 720         case 0x112:
 721         case 0x913: /* Intuos3 Airbrush */
 722         case 0x902: /* Intuos4/5 13HD/24HD Airbrush */
 723         case 0x10902: /* Intuos4/5 13HD/24HD Airbrush */
 724                 return BTN_TOOL_AIRBRUSH;
 725
 726         default:
 727                 if (tool_id & 0x0008)
 728                         return BTN_TOOL_RUBBER;
 729                 return BTN_TOOL_PEN;
 730         }
 731 }
 732
 733 static void wacom_exit_report(struct wacom_wac *wacom)
 734 {
 735         struct input_dev *input = wacom->pen_input;
 736         struct wacom_features *features = &wacom->features;
 737         unsigned char *data = wacom->data;
 738         int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
 739
 740         /*
 741          * Reset all states otherwise we lose the initial states
 742          * when in-prox next time
 743          */
 744         input_report_abs(input, ABS_X, 0);
 745         input_report_abs(input, ABS_Y, 0);
 746         input_report_abs(input, ABS_DISTANCE, 0);
 747         input_report_abs(input, ABS_TILT_X, 0);
 748         input_report_abs(input, ABS_TILT_Y, 0);
 749         if (wacom->tool[idx] >= BTN_TOOL_MOUSE) {
 750                 input_report_key(input, BTN_LEFT, 0);
 751                 input_report_key(input, BTN_MIDDLE, 0);
 752                 input_report_key(input, BTN_RIGHT, 0);
 753                 input_report_key(input, BTN_SIDE, 0);
 754                 input_report_key(input, BTN_EXTRA, 0);
 755                 input_report_abs(input, ABS_THROTTLE, 0);
 756                 input_report_abs(input, ABS_RZ, 0);
 757         } else {
 758                 input_report_abs(input, ABS_PRESSURE, 0);
 759                 input_report_key(input, BTN_STYLUS, 0);
 760                 input_report_key(input, BTN_STYLUS2, 0);
 761                 input_report_key(input, BTN_TOUCH, 0);
 762                 input_report_abs(input, ABS_WHEEL, 0);
 763                 if (features->type >= INTUOS3S)
 764                         input_report_abs(input, ABS_Z, 0);
 765         }
 766         input_report_key(input, wacom->tool[idx], 0);
 767         input_report_abs(input, ABS_MISC, 0); /* reset tool id */
 768         input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
 769         wacom->id[idx] = 0;
 770 }
 771
 772 static int wacom_intuos_inout(struct wacom_wac *wacom)
 773 {
 774         struct wacom_features *features = &wacom->features;
 775         unsigned char *data = wacom->data;
 776         struct input_dev *input = wacom->pen_input;
 777         int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
 778
 779         if (!(((data[1] & 0xfc) == 0xc0) ||  /* in prox */
 780             ((data[1] & 0xfe) == 0x20) ||    /* in range */
 781             ((data[1] & 0xfe) == 0x80)))     /* out prox */
 782                 return 0;
 783
 784         /* Enter report */
 785         if ((data[1] & 0xfc) == 0xc0) {
 786                 /* serial number of the tool */
 787                 wacom->serial[idx] = ((__u64)(data[3] & 0x0f) << 28) +
 788                         (data[4] << 20) + (data[5] << 12) +
 789                         (data[6] << 4) + (data[7] >> 4);
 790
 791                 wacom->id[idx] = (data[2] << 4) | (data[3] >> 4) |
 792                      ((data[7] & 0x0f) << 16) | ((data[8] & 0xf0) << 8);
 793
 794                 wacom->tool[idx] = wacom_intuos_get_tool_type(wacom->id[idx]);
 795
 796                 wacom->shared->stylus_in_proximity = true;
 797                 return 1;
 798         }
 799
 800         /* in Range */
 801         if ((data[1] & 0xfe) == 0x20) {
 802                 if (features->type != INTUOSHT2)
 803                         wacom->shared->stylus_in_proximity = true;
 804
 805                 /* in Range while exiting */
 806                 if (wacom->reporting_data) {
 807                         input_report_key(input, BTN_TOUCH, 0);
 808                         input_report_abs(input, ABS_PRESSURE, 0);
 809                         input_report_abs(input, ABS_DISTANCE, wacom->features.distance_max);
 810                         return 2;
 811                 }
 812                 return 1;
 813         }
 814
 815         /* Exit report */
 816         if ((data[1] & 0xfe) == 0x80) {
 817                 wacom->shared->stylus_in_proximity = false;
 818                 wacom->reporting_data = false;
 819
 820                 /* don't report exit if we don't know the ID */
 821                 if (!wacom->id[idx])
 822                         return 1;
 823
 824                 wacom_exit_report(wacom);
 825                 return 2;
 826         }
 827
 828         return 0;
 829 }
 830
 831 static inline bool touch_is_muted(struct wacom_wac *wacom_wac)
 832 {
 833         return wacom_wac->probe_complete &&
 834                wacom_wac->shared->has_mute_touch_switch &&
 835                !wacom_wac->shared->is_touch_on;
 836 }
 837
 838 static inline bool report_touch_events(struct wacom_wac *wacom)
 839 {
 840         return (touch_arbitration ? !wacom->shared->stylus_in_proximity : 1);
 841 }
 842
 843 static inline bool delay_pen_events(struct wacom_wac *wacom)
 844 {
 845         return (wacom->shared->touch_down && touch_arbitration);
 846 }
 847
 848 static int wacom_intuos_general(struct wacom_wac *wacom)
 849 {
 850         struct wacom_features *features = &wacom->features;
 851         unsigned char *data = wacom->data;
 852         struct input_dev *input = wacom->pen_input;
 853         int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
 854         unsigned char type = (data[1] >> 1) & 0x0F;
 855         unsigned int x, y, distance, t;
 856
 857         if (data[0] != WACOM_REPORT_PENABLED && data[0] != WACOM_REPORT_CINTIQ &&
 858                 data[0] != WACOM_REPORT_INTUOS_PEN)
 859                 return 0;
 860
 861         if (delay_pen_events(wacom))
 862                 return 1;
 863
 864         /* don't report events if we don't know the tool ID */
 865         if (!wacom->id[idx]) {
 866                 /* but reschedule a read of the current tool */
 867                 wacom_intuos_schedule_prox_event(wacom);
 868                 return 1;
 869         }
 870
 871         /*
 872          * don't report events for invalid data
 873          */
 874         /* older I4 styli don't work with new Cintiqs */
 875         if ((!((wacom->id[idx] >> 16) & 0x01) &&
 876                         (features->type == WACOM_21UX2)) ||
 877             /* Only large Intuos support Lense Cursor */
 878             (wacom->tool[idx] == BTN_TOOL_LENS &&
 879                 (features->type == INTUOS3 ||
 880                  features->type == INTUOS3S ||
 881                  features->type == INTUOS4 ||
 882                  features->type == INTUOS4S ||
 883                  features->type == INTUOS5 ||
 884                  features->type == INTUOS5S ||
 885                  features->type == INTUOSPM ||
 886                  features->type == INTUOSPS)) ||
 887            /* Cintiq doesn't send data when RDY bit isn't set */
 888            (features->type == CINTIQ && !(data[1] & 0x40)))
 889                 return 1;
 890
 891         x = (be16_to_cpup((__be16 *)&data[2]) << 1) | ((data[9] >> 1) & 1);
 892         y = (be16_to_cpup((__be16 *)&data[4]) << 1) | (data[9] & 1);
 893         distance = data[9] >> 2;
 894         if (features->type < INTUOS3S) {
 895                 x >>= 1;
 896                 y >>= 1;
 897                 distance >>= 1;
 898         }
 899         if (features->type == INTUOSHT2)
 900                 distance = features->distance_max - distance;
 901         input_report_abs(input, ABS_X, x);
 902         input_report_abs(input, ABS_Y, y);
 903         input_report_abs(input, ABS_DISTANCE, distance);
 904
 905         switch (type) {
 906         case 0x00:
 907         case 0x01:
 908         case 0x02:
 909         case 0x03:
 910                 /* general pen packet */
 911                 t = (data[6] << 3) | ((data[7] & 0xC0) >> 5) | (data[1] & 1);
 912                 if (features->pressure_max < 2047)
 913                         t >>= 1;
 914                 input_report_abs(input, ABS_PRESSURE, t);
 915                 if (features->type != INTUOSHT2) {
 916                     input_report_abs(input, ABS_TILT_X,
 917                                  (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
 918                     input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
 919                 }
 920                 input_report_key(input, BTN_STYLUS, data[1] & 2);
 921                 input_report_key(input, BTN_STYLUS2, data[1] & 4);
 922                 input_report_key(input, BTN_TOUCH, t > 10);
 923                 break;
 924
 925         case 0x0a:
 926                 /* airbrush second packet */
 927                 input_report_abs(input, ABS_WHEEL,
 928                                 (data[6] << 2) | ((data[7] >> 6) & 3));
 929                 input_report_abs(input, ABS_TILT_X,
 930                                  (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
 931                 input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
 932                 break;
 933
 934         case 0x05:
 935                 /* Rotation packet */
 936                 if (features->type >= INTUOS3S) {
 937                         /* I3 marker pen rotation */
 938                         t = (data[6] << 3) | ((data[7] >> 5) & 7);
 939                         t = (data[7] & 0x20) ? ((t > 900) ? ((t-1) / 2 - 1350) :
 940                                 ((t-1) / 2 + 450)) : (450 - t / 2) ;
 941                         input_report_abs(input, ABS_Z, t);
 942                 } else {
 943                         /* 4D mouse 2nd packet */
 944                         t = (data[6] << 3) | ((data[7] >> 5) & 7);
 945                         input_report_abs(input, ABS_RZ, (data[7] & 0x20) ?
 946                                 ((t - 1) / 2) : -t / 2);
 947                 }
 948                 break;
 949
 950         case 0x04:
 951                 /* 4D mouse 1st packet */
 952                 input_report_key(input, BTN_LEFT,   data[8] & 0x01);
 953                 input_report_key(input, BTN_MIDDLE, data[8] & 0x02);
 954                 input_report_key(input, BTN_RIGHT,  data[8] & 0x04);
 955
 956                 input_report_key(input, BTN_SIDE,   data[8] & 0x20);
 957                 input_report_key(input, BTN_EXTRA,  data[8] & 0x10);
 958                 t = (data[6] << 2) | ((data[7] >> 6) & 3);
 959                 input_report_abs(input, ABS_THROTTLE, (data[8] & 0x08) ? -t : t);
 960                 break;
 961
 962         case 0x06:
 963                 /* I4 mouse */
 964                 input_report_key(input, BTN_LEFT,   data[6] & 0x01);
 965                 input_report_key(input, BTN_MIDDLE, data[6] & 0x02);
 966                 input_report_key(input, BTN_RIGHT,  data[6] & 0x04);
 967                 input_report_rel(input, REL_WHEEL, ((data[7] & 0x80) >> 7)
 968                                  - ((data[7] & 0x40) >> 6));
 969                 input_report_key(input, BTN_SIDE,   data[6] & 0x08);
 970                 input_report_key(input, BTN_EXTRA,  data[6] & 0x10);
 971
 972                 input_report_abs(input, ABS_TILT_X,
 973                         (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
 974                 input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
 975                 break;
 976
 977         case 0x08:
 978                 if (wacom->tool[idx] == BTN_TOOL_MOUSE) {
 979                         /* 2D mouse packet */
 980                         input_report_key(input, BTN_LEFT,   data[8] & 0x04);
 981                         input_report_key(input, BTN_MIDDLE, data[8] & 0x08);
 982                         input_report_key(input, BTN_RIGHT,  data[8] & 0x10);
 983                         input_report_rel(input, REL_WHEEL, (data[8] & 0x01)
 984                                          - ((data[8] & 0x02) >> 1));
 985
 986                         /* I3 2D mouse side buttons */
 987                         if (features->type >= INTUOS3S && features->type <= INTUOS3L) {
 988                                 input_report_key(input, BTN_SIDE,   data[8] & 0x40);
 989                                 input_report_key(input, BTN_EXTRA,  data[8] & 0x20);
 990                         }
 991                 }
 992                 else if (wacom->tool[idx] == BTN_TOOL_LENS) {
 993                         /* Lens cursor packets */
 994                         input_report_key(input, BTN_LEFT,   data[8] & 0x01);
 995                         input_report_key(input, BTN_MIDDLE, data[8] & 0x02);
 996                         input_report_key(input, BTN_RIGHT,  data[8] & 0x04);
 997                         input_report_key(input, BTN_SIDE,   data[8] & 0x10);
 998                         input_report_key(input, BTN_EXTRA,  data[8] & 0x08);
 999                 }
1000                 break;
1001
1002         case 0x07:
1003         case 0x09:
1004         case 0x0b:
1005         case 0x0c:
1006         case 0x0d:
1007         case 0x0e:
1008         case 0x0f:
1009                 /* unhandled */
1010                 break;
1011         }
1012
1013         input_report_abs(input, ABS_MISC,
1014                          wacom_intuos_id_mangle(wacom->id[idx])); /* report tool id */
1015         input_report_key(input, wacom->tool[idx], 1);
1016         input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
1017         wacom->reporting_data = true;
1018         return 2;
1019 }
1020
1021 static int wacom_intuos_irq(struct wacom_wac *wacom)
1022 {
1023         unsigned char *data = wacom->data;
1024         struct input_dev *input = wacom->pen_input;
1025         int result;
1026
1027         if (data[0] != WACOM_REPORT_PENABLED &&
1028             data[0] != WACOM_REPORT_INTUOS_ID1 &&
1029             data[0] != WACOM_REPORT_INTUOS_ID2 &&
1030             data[0] != WACOM_REPORT_INTUOSPAD &&
1031             data[0] != WACOM_REPORT_INTUOS_PEN &&
1032             data[0] != WACOM_REPORT_CINTIQ &&
1033             data[0] != WACOM_REPORT_CINTIQPAD &&
1034             data[0] != WACOM_REPORT_INTUOS5PAD) {
1035                 dev_dbg(input->dev.parent,
1036                         "%s: received unknown report #%d\n", __func__, data[0]);
1037                 return 0;
1038         }
1039
1040         /* process pad events */
1041         result = wacom_intuos_pad(wacom);
1042         if (result)
1043                 return result;
1044
1045         /* process in/out prox events */
1046         result = wacom_intuos_inout(wacom);
1047         if (result)
1048                 return result - 1;
1049
1050         /* process general packets */
1051         result = wacom_intuos_general(wacom);
1052         if (result)
1053                 return result - 1;
1054
1055         return 0;
1056 }
1057
1058 static int wacom_remote_irq(struct wacom_wac *wacom_wac, size_t len)
1059 {
1060         unsigned char *data = wacom_wac->data;
1061         struct input_dev *input;
1062         struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
1063         struct wacom_remote *remote = wacom->remote;
1064         int bat_charging, bat_percent, touch_ring_mode;
1065         __u32 serial;
1066         int i, index = -1;
1067         unsigned long flags;
1068
1069         if (data[0] != WACOM_REPORT_REMOTE) {
1070                 hid_dbg(wacom->hdev, "%s: received unknown report #%d",
1071                         __func__, data[0]);
1072                 return 0;
1073         }
1074
1075         serial = data[3] + (data[4] << 8) + (data[5] << 16);
1076         wacom_wac->id[0] = PAD_DEVICE_ID;
1077
1078         spin_lock_irqsave(&remote->remote_lock, flags);
1079
1080         for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1081                 if (remote->remotes[i].serial == serial) {
1082                         index = i;
1083                         break;
1084                 }
1085         }
1086
1087         if (index < 0 || !remote->remotes[index].registered)
1088                 goto out;
1089
1090         remote->remotes[i].active_time = ktime_get();
1091         input = remote->remotes[index].input;
1092
1093         input_report_key(input, BTN_0, (data[9] & 0x01));
1094         input_report_key(input, BTN_1, (data[9] & 0x02));
1095         input_report_key(input, BTN_2, (data[9] & 0x04));
1096         input_report_key(input, BTN_3, (data[9] & 0x08));
1097         input_report_key(input, BTN_4, (data[9] & 0x10));
1098         input_report_key(input, BTN_5, (data[9] & 0x20));
1099         input_report_key(input, BTN_6, (data[9] & 0x40));
1100         input_report_key(input, BTN_7, (data[9] & 0x80));
1101
1102         input_report_key(input, BTN_8, (data[10] & 0x01));
1103         input_report_key(input, BTN_9, (data[10] & 0x02));
1104         input_report_key(input, BTN_A, (data[10] & 0x04));
1105         input_report_key(input, BTN_B, (data[10] & 0x08));
1106         input_report_key(input, BTN_C, (data[10] & 0x10));
1107         input_report_key(input, BTN_X, (data[10] & 0x20));
1108         input_report_key(input, BTN_Y, (data[10] & 0x40));
1109         input_report_key(input, BTN_Z, (data[10] & 0x80));
1110
1111         input_report_key(input, BTN_BASE, (data[11] & 0x01));
1112         input_report_key(input, BTN_BASE2, (data[11] & 0x02));
1113
1114         if (data[12] & 0x80)
1115                 input_report_abs(input, ABS_WHEEL, (data[12] & 0x7f) - 1);
1116         else
1117                 input_report_abs(input, ABS_WHEEL, 0);
1118
1119         bat_percent = data[7] & 0x7f;
1120         bat_charging = !!(data[7] & 0x80);
1121
1122         if (data[9] | data[10] | (data[11] & 0x03) | data[12])
1123                 input_report_abs(input, ABS_MISC, PAD_DEVICE_ID);
1124         else
1125                 input_report_abs(input, ABS_MISC, 0);
1126
1127         input_event(input, EV_MSC, MSC_SERIAL, serial);
1128
1129         input_sync(input);
1130
1131         /*Which mode select (LED light) is currently on?*/
1132         touch_ring_mode = (data[11] & 0xC0) >> 6;
1133
1134         for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1135                 if (remote->remotes[i].serial == serial)
1136                         wacom->led.groups[i].select = touch_ring_mode;
1137         }
1138
1139         __wacom_notify_battery(&remote->remotes[index].battery,
1140                                 WACOM_POWER_SUPPLY_STATUS_AUTO, bat_percent,
1141                                 bat_charging, 1, bat_charging);
1142
1143 out:
1144         spin_unlock_irqrestore(&remote->remote_lock, flags);
1145         return 0;
1146 }
1147
1148 static void wacom_remote_status_irq(struct wacom_wac *wacom_wac, size_t len)
1149 {
1150         struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
1151         unsigned char *data = wacom_wac->data;
1152         struct wacom_remote *remote = wacom->remote;
1153         struct wacom_remote_work_data remote_data;
1154         unsigned long flags;
1155         int i, ret;
1156
1157         if (data[0] != WACOM_REPORT_DEVICE_LIST)
1158                 return;
1159
1160         memset(&remote_data, 0, sizeof(struct wacom_remote_work_data));
1161
1162         for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1163                 int j = i * 6;
1164                 int serial = (data[j+6] << 16) + (data[j+5] << 8) + data[j+4];
1165
1166                 remote_data.remote[i].serial = serial;
1167         }
1168
1169         spin_lock_irqsave(&remote->remote_lock, flags);
1170
1171         ret = kfifo_in(&remote->remote_fifo, &remote_data, sizeof(remote_data));
1172         if (ret != sizeof(remote_data)) {
1173                 spin_unlock_irqrestore(&remote->remote_lock, flags);
1174                 hid_err(wacom->hdev, "Can't queue Remote status event.\n");
1175                 return;
1176         }
1177
1178         spin_unlock_irqrestore(&remote->remote_lock, flags);
1179
1180         wacom_schedule_work(wacom_wac, WACOM_WORKER_REMOTE);
1181 }
1182
1183 static int int_dist(int x1, int y1, int x2, int y2)
1184 {
1185         int x = x2 - x1;
1186         int y = y2 - y1;
1187
1188         return int_sqrt(x*x + y*y);
1189 }
1190
1191 static void wacom_intuos_bt_process_data(struct wacom_wac *wacom,
1192                 unsigned char *data)
1193 {
1194         memcpy(wacom->data, data, 10);
1195         wacom_intuos_irq(wacom);
1196
1197         input_sync(wacom->pen_input);
1198         if (wacom->pad_input)
1199                 input_sync(wacom->pad_input);
1200 }
1201
1202 static int wacom_intuos_bt_irq(struct wacom_wac *wacom, size_t len)
1203 {
1204         unsigned char data[WACOM_PKGLEN_MAX];
1205         int i = 1;
1206         unsigned power_raw, battery_capacity, bat_charging, ps_connected;
1207
1208         memcpy(data, wacom->data, len);
1209
1210         switch (data[0]) {
1211         case 0x04:
1212                 wacom_intuos_bt_process_data(wacom, data + i);
1213                 i += 10;
1214                 fallthrough;
1215         case 0x03:
1216                 wacom_intuos_bt_process_data(wacom, data + i);
1217                 i += 10;
1218                 wacom_intuos_bt_process_data(wacom, data + i);
1219                 i += 10;
1220                 power_raw = data[i];
1221                 bat_charging = (power_raw & 0x08) ? 1 : 0;
1222                 ps_connected = (power_raw & 0x10) ? 1 : 0;
1223                 battery_capacity = batcap_i4[power_raw & 0x07];
1224                 wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
1225                                      battery_capacity, bat_charging,
1226                                      battery_capacity || bat_charging,
1227                                      ps_connected);
1228                 break;
1229         default:
1230                 dev_dbg(wacom->pen_input->dev.parent,
1231                                 "Unknown report: %d,%d size:%zu\n",
1232                                 data[0], data[1], len);
1233                 return 0;
1234         }
1235         return 0;
1236 }
1237
1238 static int wacom_wac_finger_count_touches(struct wacom_wac *wacom)
1239 {
1240         struct input_dev *input = wacom->touch_input;
1241         unsigned touch_max = wacom->features.touch_max;
1242         int count = 0;
1243         int i;
1244
1245         if (!touch_max)
1246                 return 0;
1247
1248         if (touch_max == 1)
1249                 return test_bit(BTN_TOUCH, input->key) &&
1250                         report_touch_events(wacom);
1251
1252         for (i = 0; i < input->mt->num_slots; i++) {
1253                 struct input_mt_slot *ps = &input->mt->slots[i];
1254                 int id = input_mt_get_value(ps, ABS_MT_TRACKING_ID);
1255                 if (id >= 0)
1256                         count++;
1257         }
1258
1259         return count;
1260 }
1261
1262 static void wacom_intuos_pro2_bt_pen(struct wacom_wac *wacom)
1263 {
1264         int pen_frame_len, pen_frames;
1265
1266         struct input_dev *pen_input = wacom->pen_input;
1267         unsigned char *data = wacom->data;
1268         int number_of_valid_frames = 0;
1269         ktime_t time_interval = 15000000;
1270         ktime_t time_packet_received = ktime_get();
1271         int i;
1272
1273         if (wacom->features.type == INTUOSP2_BT ||
1274             wacom->features.type == INTUOSP2S_BT) {
1275                 wacom->serial[0] = get_unaligned_le64(&data[99]);
1276                 wacom->id[0]     = get_unaligned_le16(&data[107]);
1277                 pen_frame_len = 14;
1278                 pen_frames = 7;
1279         } else {
1280                 wacom->serial[0] = get_unaligned_le64(&data[33]);
1281                 wacom->id[0]     = get_unaligned_le16(&data[41]);
1282                 pen_frame_len = 8;
1283                 pen_frames = 4;
1284         }
1285
1286         if (wacom->serial[0] >> 52 == 1) {
1287                 /* Add back in missing bits of ID for non-USI pens */
1288                 wacom->id[0] |= (wacom->serial[0] >> 32) & 0xFFFFF;
1289         }
1290
1291         /* number of valid frames */
1292         for (i = 0; i < pen_frames; i++) {
1293                 unsigned char *frame = &data[i*pen_frame_len + 1];
1294                 bool valid = frame[0] & 0x80;
1295
1296                 if (valid)
1297                         number_of_valid_frames++;
1298         }
1299
1300         if (number_of_valid_frames) {
1301                 if (wacom->hid_data.time_delayed)
1302                         time_interval = ktime_get() - wacom->hid_data.time_delayed;
1303                 time_interval = div_u64(time_interval, number_of_valid_frames);
1304                 wacom->hid_data.time_delayed = time_packet_received;
1305         }
1306
1307         for (i = 0; i < number_of_valid_frames; i++) {
1308                 unsigned char *frame = &data[i*pen_frame_len + 1];
1309                 bool valid = frame[0] & 0x80;
1310                 bool prox = frame[0] & 0x40;
1311                 bool range = frame[0] & 0x20;
1312                 bool invert = frame[0] & 0x10;
1313                 int frames_number_reversed = number_of_valid_frames - i - 1;
1314                 ktime_t event_timestamp = time_packet_received - frames_number_reversed * time_interval;
1315
1316                 if (!valid)
1317                         continue;
1318
1319                 if (!prox) {
1320                         wacom->shared->stylus_in_proximity = false;
1321                         wacom_exit_report(wacom);
1322                         input_sync(pen_input);
1323
1324                         wacom->tool[0] = 0;
1325                         wacom->id[0] = 0;
1326                         wacom->serial[0] = 0;
1327                         wacom->hid_data.time_delayed = 0;
1328                         return;
1329                 }
1330
1331                 if (range) {
1332                         if (!wacom->tool[0]) { /* first in range */
1333                                 /* Going into range select tool */
1334                                 if (invert)
1335                                         wacom->tool[0] = BTN_TOOL_RUBBER;
1336                                 else if (wacom->id[0])
1337                                         wacom->tool[0] = wacom_intuos_get_tool_type(wacom->id[0]);
1338                                 else
1339                                         wacom->tool[0] = BTN_TOOL_PEN;
1340                         }
1341
1342                         input_report_abs(pen_input, ABS_X, get_unaligned_le16(&frame[1]));
1343                         input_report_abs(pen_input, ABS_Y, get_unaligned_le16(&frame[3]));
1344
1345                         if (wacom->features.type == INTUOSP2_BT ||
1346                             wacom->features.type == INTUOSP2S_BT) {
1347                                 /* Fix rotation alignment: userspace expects zero at left */
1348                                 int16_t rotation =
1349                                         (int16_t)get_unaligned_le16(&frame[9]);
1350                                 rotation += 1800/4;
1351
1352                                 if (rotation > 899)
1353                                         rotation -= 1800;
1354
1355                                 input_report_abs(pen_input, ABS_TILT_X,
1356                                                  (signed char)frame[7]);
1357                                 input_report_abs(pen_input, ABS_TILT_Y,
1358                                                  (signed char)frame[8]);
1359                                 input_report_abs(pen_input, ABS_Z, rotation);
1360                                 input_report_abs(pen_input, ABS_WHEEL,
1361                                                  get_unaligned_le16(&frame[11]));
1362                         }
1363                 }
1364
1365                 if (wacom->tool[0]) {
1366                         input_report_abs(pen_input, ABS_PRESSURE, get_unaligned_le16(&frame[5]));
1367                         if (wacom->features.type == INTUOSP2_BT ||
1368                             wacom->features.type == INTUOSP2S_BT) {
1369                                 input_report_abs(pen_input, ABS_DISTANCE,
1370                                                  range ? frame[13] : wacom->features.distance_max);
1371                         } else {
1372                                 input_report_abs(pen_input, ABS_DISTANCE,
1373                                                  range ? frame[7] : wacom->features.distance_max);
1374                         }
1375
1376                         input_report_key(pen_input, BTN_TOUCH, frame[0] & 0x09);
1377                         input_report_key(pen_input, BTN_STYLUS, frame[0] & 0x02);
1378                         input_report_key(pen_input, BTN_STYLUS2, frame[0] & 0x04);
1379
1380                         input_report_key(pen_input, wacom->tool[0], prox);
1381                         input_event(pen_input, EV_MSC, MSC_SERIAL, wacom->serial[0]);
1382                         input_report_abs(pen_input, ABS_MISC,
1383                                          wacom_intuos_id_mangle(wacom->id[0])); /* report tool id */
1384                 }
1385
1386                 wacom->shared->stylus_in_proximity = prox;
1387
1388                 /* add timestamp to unpack the frames */
1389                 input_set_timestamp(pen_input, event_timestamp);
1390
1391                 input_sync(pen_input);
1392         }
1393 }
1394
1395 static void wacom_intuos_pro2_bt_touch(struct wacom_wac *wacom)
1396 {
1397         const int finger_touch_len = 8;
1398         const int finger_frames = 4;
1399         const int finger_frame_len = 43;
1400
1401         struct input_dev *touch_input = wacom->touch_input;
1402         unsigned char *data = wacom->data;
1403         int num_contacts_left = 5;
1404         int i, j;
1405
1406         for (i = 0; i < finger_frames; i++) {
1407                 unsigned char *frame = &data[i*finger_frame_len + 109];
1408                 int current_num_contacts = frame[0] & 0x7F;
1409                 int contacts_to_send;
1410
1411                 if (!(frame[0] & 0x80))
1412                         continue;
1413
1414                 /*
1415                  * First packet resets the counter since only the first
1416                  * packet in series will have non-zero current_num_contacts.
1417                  */
1418                 if (current_num_contacts)
1419                         wacom->num_contacts_left = current_num_contacts;
1420
1421                 contacts_to_send = min(num_contacts_left, wacom->num_contacts_left);
1422
1423                 for (j = 0; j < contacts_to_send; j++) {
1424                         unsigned char *touch = &frame[j*finger_touch_len + 1];
1425                         int slot = input_mt_get_slot_by_key(touch_input, touch[0]);
1426                         int x = get_unaligned_le16(&touch[2]);
1427                         int y = get_unaligned_le16(&touch[4]);
1428                         int w = touch[6] * input_abs_get_res(touch_input, ABS_MT_POSITION_X);
1429                         int h = touch[7] * input_abs_get_res(touch_input, ABS_MT_POSITION_Y);
1430
1431                         if (slot < 0)
1432                                 continue;
1433
1434                         input_mt_slot(touch_input, slot);
1435                         input_mt_report_slot_state(touch_input, MT_TOOL_FINGER, touch[1] & 0x01);
1436                         input_report_abs(touch_input, ABS_MT_POSITION_X, x);
1437                         input_report_abs(touch_input, ABS_MT_POSITION_Y, y);
1438                         input_report_abs(touch_input, ABS_MT_TOUCH_MAJOR, max(w, h));
1439                         input_report_abs(touch_input, ABS_MT_TOUCH_MINOR, min(w, h));
1440                         input_report_abs(touch_input, ABS_MT_ORIENTATION, w > h);
1441                 }
1442
1443                 input_mt_sync_frame(touch_input);
1444
1445                 wacom->num_contacts_left -= contacts_to_send;
1446                 if (wacom->num_contacts_left <= 0) {
1447                         wacom->num_contacts_left = 0;
1448                         wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1449                         input_sync(touch_input);
1450                 }
1451         }
1452
1453         if (wacom->num_contacts_left == 0) {
1454                 // Be careful that we don't accidentally call input_sync with
1455                 // only a partial set of fingers of processed
1456                 input_report_switch(touch_input, SW_MUTE_DEVICE, !(data[281] >> 7));
1457                 input_sync(touch_input);
1458         }
1459
1460 }
1461
1462 static void wacom_intuos_pro2_bt_pad(struct wacom_wac *wacom)
1463 {
1464         struct input_dev *pad_input = wacom->pad_input;
1465         unsigned char *data = wacom->data;
1466         int nbuttons = wacom->features.numbered_buttons;
1467
1468         int expresskeys = data[282];
1469         int center = (data[281] & 0x40) >> 6;
1470         int ring = data[285] & 0x7F;
1471         bool ringstatus = data[285] & 0x80;
1472         bool prox = expresskeys || center || ringstatus;
1473
1474         /* Fix touchring data: userspace expects 0 at left and increasing clockwise */
1475         ring = 71 - ring;
1476         ring += 3*72/16;
1477         if (ring > 71)
1478                 ring -= 72;
1479
1480         wacom_report_numbered_buttons(pad_input, nbuttons,
1481                                       expresskeys | (center << (nbuttons - 1)));
1482
1483         input_report_abs(pad_input, ABS_WHEEL, ringstatus ? ring : 0);
1484
1485         input_report_key(pad_input, wacom->tool[1], prox ? 1 : 0);
1486         input_report_abs(pad_input, ABS_MISC, prox ? PAD_DEVICE_ID : 0);
1487         input_event(pad_input, EV_MSC, MSC_SERIAL, 0xffffffff);
1488
1489         input_sync(pad_input);
1490 }
1491
1492 static void wacom_intuos_pro2_bt_battery(struct wacom_wac *wacom)
1493 {
1494         unsigned char *data = wacom->data;
1495
1496         bool chg = data[284] & 0x80;
1497         int battery_status = data[284] & 0x7F;
1498
1499         wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
1500                              battery_status, chg, 1, chg);
1501 }
1502
1503 static void wacom_intuos_gen3_bt_pad(struct wacom_wac *wacom)
1504 {
1505         struct input_dev *pad_input = wacom->pad_input;
1506         unsigned char *data = wacom->data;
1507
1508         int buttons = data[44];
1509
1510         wacom_report_numbered_buttons(pad_input, 4, buttons);
1511
1512         input_report_key(pad_input, wacom->tool[1], buttons ? 1 : 0);
1513         input_report_abs(pad_input, ABS_MISC, buttons ? PAD_DEVICE_ID : 0);
1514         input_event(pad_input, EV_MSC, MSC_SERIAL, 0xffffffff);
1515
1516         input_sync(pad_input);
1517 }
1518
1519 static void wacom_intuos_gen3_bt_battery(struct wacom_wac *wacom)
1520 {
1521         unsigned char *data = wacom->data;
1522
1523         bool chg = data[45] & 0x80;
1524         int battery_status = data[45] & 0x7F;
1525
1526         wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
1527                              battery_status, chg, 1, chg);
1528 }
1529
1530 static int wacom_intuos_pro2_bt_irq(struct wacom_wac *wacom, size_t len)
1531 {
1532         unsigned char *data = wacom->data;
1533
1534         if (data[0] != 0x80 && data[0] != 0x81) {
1535                 dev_dbg(wacom->pen_input->dev.parent,
1536                         "%s: received unknown report #%d\n", __func__, data[0]);
1537                 return 0;
1538         }
1539
1540         wacom_intuos_pro2_bt_pen(wacom);
1541         if (wacom->features.type == INTUOSP2_BT ||
1542             wacom->features.type == INTUOSP2S_BT) {
1543                 wacom_intuos_pro2_bt_touch(wacom);
1544                 wacom_intuos_pro2_bt_pad(wacom);
1545                 wacom_intuos_pro2_bt_battery(wacom);
1546         } else {
1547                 wacom_intuos_gen3_bt_pad(wacom);
1548                 wacom_intuos_gen3_bt_battery(wacom);
1549         }
1550         return 0;
1551 }
1552
1553 static int wacom_24hdt_irq(struct wacom_wac *wacom)
1554 {
1555         struct input_dev *input = wacom->touch_input;
1556         unsigned char *data = wacom->data;
1557         int i;
1558         int current_num_contacts = data[61];
1559         int contacts_to_send = 0;
1560         int num_contacts_left = 4; /* maximum contacts per packet */
1561         int byte_per_packet = WACOM_BYTES_PER_24HDT_PACKET;
1562         int y_offset = 2;
1563
1564         if (touch_is_muted(wacom) && !wacom->shared->touch_down)
1565                 return 0;
1566
1567         if (wacom->features.type == WACOM_27QHDT) {
1568                 current_num_contacts = data[63];
1569                 num_contacts_left = 10;
1570                 byte_per_packet = WACOM_BYTES_PER_QHDTHID_PACKET;
1571                 y_offset = 0;
1572         }
1573
1574         /*
1575          * First packet resets the counter since only the first
1576          * packet in series will have non-zero current_num_contacts.
1577          */
1578         if (current_num_contacts)
1579                 wacom->num_contacts_left = current_num_contacts;
1580
1581         contacts_to_send = min(num_contacts_left, wacom->num_contacts_left);
1582
1583         for (i = 0; i < contacts_to_send; i++) {
1584                 int offset = (byte_per_packet * i) + 1;
1585                 bool touch = (data[offset] & 0x1) && report_touch_events(wacom);
1586                 int slot = input_mt_get_slot_by_key(input, data[offset + 1]);
1587
1588                 if (slot < 0)
1589                         continue;
1590                 input_mt_slot(input, slot);
1591                 input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1592
1593                 if (touch) {
1594                         int t_x = get_unaligned_le16(&data[offset + 2]);
1595                         int t_y = get_unaligned_le16(&data[offset + 4 + y_offset]);
1596
1597                         input_report_abs(input, ABS_MT_POSITION_X, t_x);
1598                         input_report_abs(input, ABS_MT_POSITION_Y, t_y);
1599
1600                         if (wacom->features.type != WACOM_27QHDT) {
1601                                 int c_x = get_unaligned_le16(&data[offset + 4]);
1602                                 int c_y = get_unaligned_le16(&data[offset + 8]);
1603                                 int w = get_unaligned_le16(&data[offset + 10]);
1604                                 int h = get_unaligned_le16(&data[offset + 12]);
1605
1606                                 input_report_abs(input, ABS_MT_TOUCH_MAJOR, min(w,h));
1607                                 input_report_abs(input, ABS_MT_WIDTH_MAJOR,
1608                                                  min(w, h) + int_dist(t_x, t_y, c_x, c_y));
1609                                 input_report_abs(input, ABS_MT_WIDTH_MINOR, min(w, h));
1610                                 input_report_abs(input, ABS_MT_ORIENTATION, w > h);
1611                         }
1612                 }
1613         }
1614         input_mt_sync_frame(input);
1615
1616         wacom->num_contacts_left -= contacts_to_send;
1617         if (wacom->num_contacts_left <= 0) {
1618                 wacom->num_contacts_left = 0;
1619                 wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1620         }
1621         return 1;
1622 }
1623
1624 static int wacom_mt_touch(struct wacom_wac *wacom)
1625 {
1626         struct input_dev *input = wacom->touch_input;
1627         unsigned char *data = wacom->data;
1628         int i;
1629         int current_num_contacts = data[2];
1630         int contacts_to_send = 0;
1631         int x_offset = 0;
1632
1633         /* MTTPC does not support Height and Width */
1634         if (wacom->features.type == MTTPC || wacom->features.type == MTTPC_B)
1635                 x_offset = -4;
1636
1637         /*
1638          * First packet resets the counter since only the first
1639          * packet in series will have non-zero current_num_contacts.
1640          */
1641         if (current_num_contacts)
1642                 wacom->num_contacts_left = current_num_contacts;
1643
1644         /* There are at most 5 contacts per packet */
1645         contacts_to_send = min(5, wacom->num_contacts_left);
1646
1647         for (i = 0; i < contacts_to_send; i++) {
1648                 int offset = (WACOM_BYTES_PER_MT_PACKET + x_offset) * i + 3;
1649                 bool touch = (data[offset] & 0x1) && report_touch_events(wacom);
1650                 int id = get_unaligned_le16(&data[offset + 1]);
1651                 int slot = input_mt_get_slot_by_key(input, id);
1652
1653                 if (slot < 0)
1654                         continue;
1655
1656                 input_mt_slot(input, slot);
1657                 input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1658                 if (touch) {
1659                         int x = get_unaligned_le16(&data[offset + x_offset + 7]);
1660                         int y = get_unaligned_le16(&data[offset + x_offset + 9]);
1661                         input_report_abs(input, ABS_MT_POSITION_X, x);
1662                         input_report_abs(input, ABS_MT_POSITION_Y, y);
1663                 }
1664         }
1665         input_mt_sync_frame(input);
1666
1667         wacom->num_contacts_left -= contacts_to_send;
1668         if (wacom->num_contacts_left <= 0) {
1669                 wacom->num_contacts_left = 0;
1670                 wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1671         }
1672         return 1;
1673 }
1674
1675 static int wacom_tpc_mt_touch(struct wacom_wac *wacom)
1676 {
1677         struct input_dev *input = wacom->touch_input;
1678         unsigned char *data = wacom->data;
1679         int i;
1680
1681         for (i = 0; i < 2; i++) {
1682                 int p = data[1] & (1 << i);
1683                 bool touch = p && report_touch_events(wacom);
1684
1685                 input_mt_slot(input, i);
1686                 input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1687                 if (touch) {
1688                         int x = le16_to_cpup((__le16 *)&data[i * 2 + 2]) & 0x7fff;
1689                         int y = le16_to_cpup((__le16 *)&data[i * 2 + 6]) & 0x7fff;
1690
1691                         input_report_abs(input, ABS_MT_POSITION_X, x);
1692                         input_report_abs(input, ABS_MT_POSITION_Y, y);
1693                 }
1694         }
1695         input_mt_sync_frame(input);
1696
1697         /* keep touch state for pen event */
1698         wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1699
1700         return 1;
1701 }
1702
1703 static int wacom_tpc_single_touch(struct wacom_wac *wacom, size_t len)
1704 {
1705         unsigned char *data = wacom->data;
1706         struct input_dev *input = wacom->touch_input;
1707         bool prox = report_touch_events(wacom);
1708         int x = 0, y = 0;
1709
1710         if (wacom->features.touch_max > 1 || len > WACOM_PKGLEN_TPC2FG)
1711                 return 0;
1712
1713         if (len == WACOM_PKGLEN_TPC1FG) {
1714                 prox = prox && (data[0] & 0x01);
1715                 x = get_unaligned_le16(&data[1]);
1716                 y = get_unaligned_le16(&data[3]);
1717         } else if (len == WACOM_PKGLEN_TPC1FG_B) {
1718                 prox = prox && (data[2] & 0x01);
1719                 x = get_unaligned_le16(&data[3]);
1720                 y = get_unaligned_le16(&data[5]);
1721         } else {
1722                 prox = prox && (data[1] & 0x01);
1723                 x = le16_to_cpup((__le16 *)&data[2]);
1724                 y = le16_to_cpup((__le16 *)&data[4]);
1725         }
1726
1727         if (prox) {
1728                 input_report_abs(input, ABS_X, x);
1729                 input_report_abs(input, ABS_Y, y);
1730         }
1731         input_report_key(input, BTN_TOUCH, prox);
1732
1733         /* keep touch state for pen events */
1734         wacom->shared->touch_down = prox;
1735
1736         return 1;
1737 }
1738
1739 static int wacom_tpc_pen(struct wacom_wac *wacom)
1740 {
1741         unsigned char *data = wacom->data;
1742         struct input_dev *input = wacom->pen_input;
1743         bool prox = data[1] & 0x20;
1744
1745         if (!wacom->shared->stylus_in_proximity) /* first in prox */
1746                 /* Going into proximity select tool */
1747                 wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
1748
1749         /* keep pen state for touch events */
1750         wacom->shared->stylus_in_proximity = prox;
1751
1752         /* send pen events only when touch is up or forced out
1753          * or touch arbitration is off
1754          */
1755         if (!delay_pen_events(wacom)) {
1756                 input_report_key(input, BTN_STYLUS, data[1] & 0x02);
1757                 input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
1758                 input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
1759                 input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
1760                 input_report_abs(input, ABS_PRESSURE, ((data[7] & 0x07) << 8) | data[6]);
1761                 input_report_key(input, BTN_TOUCH, data[1] & 0x05);
1762                 input_report_key(input, wacom->tool[0], prox);
1763                 return 1;
1764         }
1765
1766         return 0;
1767 }
1768
1769 static int wacom_tpc_irq(struct wacom_wac *wacom, size_t len)
1770 {
1771         unsigned char *data = wacom->data;
1772
1773         if (wacom->pen_input) {
1774                 dev_dbg(wacom->pen_input->dev.parent,
1775                         "%s: received report #%d\n", __func__, data[0]);
1776
1777                 if (len == WACOM_PKGLEN_PENABLED ||
1778                     data[0] == WACOM_REPORT_PENABLED)
1779                         return wacom_tpc_pen(wacom);
1780         }
1781         else if (wacom->touch_input) {
1782                 dev_dbg(wacom->touch_input->dev.parent,
1783                         "%s: received report #%d\n", __func__, data[0]);
1784
1785                 switch (len) {
1786                 case WACOM_PKGLEN_TPC1FG:
1787                         return wacom_tpc_single_touch(wacom, len);
1788
1789                 case WACOM_PKGLEN_TPC2FG:
1790                         return wacom_tpc_mt_touch(wacom);
1791
1792                 default:
1793                         switch (data[0]) {
1794                         case WACOM_REPORT_TPC1FG:
1795                         case WACOM_REPORT_TPCHID:
1796                         case WACOM_REPORT_TPCST:
1797                         case WACOM_REPORT_TPC1FGE:
1798                                 return wacom_tpc_single_touch(wacom, len);
1799
1800                         case WACOM_REPORT_TPCMT:
1801                         case WACOM_REPORT_TPCMT2:
1802                                 return wacom_mt_touch(wacom);
1803
1804                         }
1805                 }
1806         }
1807
1808         return 0;
1809 }
1810
1811 static int wacom_offset_rotation(struct input_dev *input, struct hid_usage *usage,
1812                                  int value, int num, int denom)
1813 {
1814         struct input_absinfo *abs = &input->absinfo[usage->code];
1815         int range = (abs->maximum - abs->minimum + 1);
1816
1817         value += num*range/denom;
1818         if (value > abs->maximum)
1819                 value -= range;
1820         else if (value < abs->minimum)
1821                 value += range;
1822         return value;
1823 }
1824
1825 int wacom_equivalent_usage(int usage)
1826 {
1827         if ((usage & HID_USAGE_PAGE) == WACOM_HID_UP_WACOMDIGITIZER) {
1828                 int subpage = (usage & 0xFF00) << 8;
1829                 int subusage = (usage & 0xFF);
1830
1831                 if (subpage == WACOM_HID_SP_PAD ||
1832                     subpage == WACOM_HID_SP_BUTTON ||
1833                     subpage == WACOM_HID_SP_DIGITIZER ||
1834                     subpage == WACOM_HID_SP_DIGITIZERINFO ||
1835                     usage == WACOM_HID_WD_SENSE ||
1836                     usage == WACOM_HID_WD_SERIALHI ||
1837                     usage == WACOM_HID_WD_TOOLTYPE ||
1838                     usage == WACOM_HID_WD_DISTANCE ||
1839                     usage == WACOM_HID_WD_TOUCHSTRIP ||
1840                     usage == WACOM_HID_WD_TOUCHSTRIP2 ||
1841                     usage == WACOM_HID_WD_TOUCHRING ||
1842                     usage == WACOM_HID_WD_TOUCHRINGSTATUS ||
1843                     usage == WACOM_HID_WD_REPORT_VALID ||
1844                     usage == WACOM_HID_WD_BARRELSWITCH3 ||
1845                     usage == WACOM_HID_WD_SEQUENCENUMBER) {
1846                         return usage;
1847                 }
1848
1849                 if (subpage == HID_UP_UNDEFINED)
1850                         subpage = HID_UP_DIGITIZER;
1851
1852                 return subpage | subusage;
1853         }
1854
1855         if ((usage & HID_USAGE_PAGE) == WACOM_HID_UP_WACOMTOUCH) {
1856                 int subpage = (usage & 0xFF00) << 8;
1857                 int subusage = (usage & 0xFF);
1858
1859                 if (usage == WACOM_HID_WT_REPORT_VALID)
1860                         return usage;
1861
1862                 if (subpage == HID_UP_UNDEFINED)
1863                         subpage = WACOM_HID_SP_DIGITIZER;
1864
1865                 return subpage | subusage;
1866         }
1867
1868         return usage;
1869 }
1870
1871 static void wacom_map_usage(struct input_dev *input, struct hid_usage *usage,
1872                 struct hid_field *field, __u8 type, __u16 code, int fuzz)
1873 {
1874         struct wacom *wacom = input_get_drvdata(input);
1875         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1876         struct wacom_features *features = &wacom_wac->features;
1877         int fmin = field->logical_minimum;
1878         int fmax = field->logical_maximum;
1879         unsigned int equivalent_usage = wacom_equivalent_usage(usage->hid);
1880         int resolution_code = code;
1881         int resolution;
1882
1883         if (equivalent_usage == HID_DG_TWIST) {
1884                 resolution_code = ABS_RZ;
1885         }
1886
1887         resolution = hidinput_calc_abs_res(field, resolution_code);
1888
1889         if (equivalent_usage == HID_GD_X) {
1890                 fmin += features->offset_left;
1891                 fmax -= features->offset_right;
1892         }
1893         if (equivalent_usage == HID_GD_Y) {
1894                 fmin += features->offset_top;
1895                 fmax -= features->offset_bottom;
1896         }
1897
1898         usage->type = type;
1899         usage->code = code;
1900
1901         switch (type) {
1902         case EV_ABS:
1903                 input_set_abs_params(input, code, fmin, fmax, fuzz, 0);
1904
1905                 /* older tablet may miss physical usage */
1906                 if ((code == ABS_X || code == ABS_Y) && !resolution) {
1907                         resolution = WACOM_INTUOS_RES;
1908                         hid_warn(input,
1909                                  "Using default resolution for axis type 0x%x code 0x%x\n",
1910                                  type, code);
1911                 }
1912                 input_abs_set_res(input, code, resolution);
1913                 break;
1914         case EV_REL:
1915         case EV_KEY:
1916         case EV_MSC:
1917         case EV_SW:
1918                 input_set_capability(input, type, code);
1919                 break;
1920         }
1921 }
1922
1923 static void wacom_wac_battery_usage_mapping(struct hid_device *hdev,
1924                 struct hid_field *field, struct hid_usage *usage)
1925 {
1926         return;
1927 }
1928
1929 static void wacom_wac_battery_event(struct hid_device *hdev, struct hid_field *field,
1930                 struct hid_usage *usage, __s32 value)
1931 {
1932         struct wacom *wacom = hid_get_drvdata(hdev);
1933         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1934         unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
1935
1936         switch (equivalent_usage) {
1937         case HID_DG_BATTERYSTRENGTH:
1938                 if (value == 0) {
1939                         wacom_wac->hid_data.bat_status = POWER_SUPPLY_STATUS_UNKNOWN;
1940                 }
1941                 else {
1942                         value = value * 100 / (field->logical_maximum - field->logical_minimum);
1943                         wacom_wac->hid_data.battery_capacity = value;
1944                         wacom_wac->hid_data.bat_connected = 1;
1945                         wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
1946                 }
1947                 wacom_wac->features.quirks |= WACOM_QUIRK_BATTERY;
1948                 break;
1949         case WACOM_HID_WD_BATTERY_LEVEL:
1950                 value = value * 100 / (field->logical_maximum - field->logical_minimum);
1951                 wacom_wac->hid_data.battery_capacity = value;
1952                 wacom_wac->hid_data.bat_connected = 1;
1953                 wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
1954                 wacom_wac->features.quirks |= WACOM_QUIRK_BATTERY;
1955                 break;
1956         case WACOM_HID_WD_BATTERY_CHARGING:
1957                 wacom_wac->hid_data.bat_charging = value;
1958                 wacom_wac->hid_data.ps_connected = value;
1959                 wacom_wac->hid_data.bat_connected = 1;
1960                 wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
1961                 wacom_wac->features.quirks |= WACOM_QUIRK_BATTERY;
1962                 break;
1963         }
1964 }
1965
1966 static void wacom_wac_battery_pre_report(struct hid_device *hdev,
1967                 struct hid_report *report)
1968 {
1969         return;
1970 }
1971
1972 static void wacom_wac_battery_report(struct hid_device *hdev,
1973                 struct hid_report *report)
1974 {
1975         struct wacom *wacom = hid_get_drvdata(hdev);
1976         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1977
1978         int status = wacom_wac->hid_data.bat_status;
1979         int capacity = wacom_wac->hid_data.battery_capacity;
1980         bool charging = wacom_wac->hid_data.bat_charging;
1981         bool connected = wacom_wac->hid_data.bat_connected;
1982         bool powered = wacom_wac->hid_data.ps_connected;
1983
1984         wacom_notify_battery(wacom_wac, status, capacity, charging,
1985                              connected, powered);
1986 }
1987
1988 static void wacom_wac_pad_usage_mapping(struct hid_device *hdev,
1989                 struct hid_field *field, struct hid_usage *usage)
1990 {
1991         struct wacom *wacom = hid_get_drvdata(hdev);
1992         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1993         struct wacom_features *features = &wacom_wac->features;
1994         struct input_dev *input = wacom_wac->pad_input;
1995         unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
1996
1997         switch (equivalent_usage) {
1998         case WACOM_HID_WD_ACCELEROMETER_X:
1999                 __set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
2000                 wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 0);
2001                 features->device_type |= WACOM_DEVICETYPE_PAD;
2002                 break;
2003         case WACOM_HID_WD_ACCELEROMETER_Y:
2004                 __set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
2005                 wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 0);
2006                 features->device_type |= WACOM_DEVICETYPE_PAD;
2007                 break;
2008         case WACOM_HID_WD_ACCELEROMETER_Z:
2009                 __set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
2010                 wacom_map_usage(input, usage, field, EV_ABS, ABS_Z, 0);
2011                 features->device_type |= WACOM_DEVICETYPE_PAD;
2012                 break;
2013         case WACOM_HID_WD_BUTTONCENTER:
2014         case WACOM_HID_WD_BUTTONHOME:
2015         case WACOM_HID_WD_BUTTONUP:
2016         case WACOM_HID_WD_BUTTONDOWN:
2017         case WACOM_HID_WD_BUTTONLEFT:
2018         case WACOM_HID_WD_BUTTONRIGHT:
2019                 wacom_map_usage(input, usage, field, EV_KEY,
2020                                 wacom_numbered_button_to_key(features->numbered_buttons),
2021                                 0);
2022                 features->numbered_buttons++;
2023                 features->device_type |= WACOM_DEVICETYPE_PAD;
2024                 break;
2025         case WACOM_HID_WD_MUTE_DEVICE:
2026                 /* softkey touch switch */
2027                 wacom_wac->is_soft_touch_switch = true;
2028                 fallthrough;
2029         case WACOM_HID_WD_TOUCHONOFF:
2030                 /*
2031                  * These two usages, which are used to mute touch events, come
2032                  * from the pad packet, but are reported on the touch
2033                  * interface. Because the touch interface may not have
2034                  * been created yet, we cannot call wacom_map_usage(). In
2035                  * order to process the usages when we receive them, we set
2036                  * the usage type and code directly.
2037                  */
2038                 wacom_wac->has_mute_touch_switch = true;
2039                 usage->type = EV_SW;
2040                 usage->code = SW_MUTE_DEVICE;
2041                 break;
2042         case WACOM_HID_WD_TOUCHSTRIP:
2043                 wacom_map_usage(input, usage, field, EV_ABS, ABS_RX, 0);
2044                 features->device_type |= WACOM_DEVICETYPE_PAD;
2045                 break;
2046         case WACOM_HID_WD_TOUCHSTRIP2:
2047                 wacom_map_usage(input, usage, field, EV_ABS, ABS_RY, 0);
2048                 features->device_type |= WACOM_DEVICETYPE_PAD;
2049                 break;
2050         case WACOM_HID_WD_TOUCHRING:
2051                 if (field->flags & HID_MAIN_ITEM_RELATIVE) {
2052                         wacom_wac->relring_count++;
2053                         if (wacom_wac->relring_count == 1) {
2054                                 wacom_map_usage(input, usage, field, EV_REL, REL_WHEEL_HI_RES, 0);
2055                                 set_bit(REL_WHEEL, input->relbit);
2056                         }
2057                         else if (wacom_wac->relring_count == 2) {
2058                                 wacom_map_usage(input, usage, field, EV_REL, REL_HWHEEL_HI_RES, 0);
2059                                 set_bit(REL_HWHEEL, input->relbit);
2060                         }
2061                 } else {
2062                         wacom_wac->absring_count++;
2063                         if (wacom_wac->absring_count == 1)
2064                                 wacom_map_usage(input, usage, field, EV_ABS, ABS_WHEEL, 0);
2065                         else if (wacom_wac->absring_count == 2)
2066                                 wacom_map_usage(input, usage, field, EV_ABS, ABS_THROTTLE, 0);
2067                 }
2068                 features->device_type |= WACOM_DEVICETYPE_PAD;
2069                 break;
2070         case WACOM_HID_WD_TOUCHRINGSTATUS:
2071                 /*
2072                  * Only set up type/code association. Completely mapping
2073                  * this usage may overwrite the axis resolution and range.
2074                  */
2075                 usage->type = EV_ABS;
2076                 usage->code = ABS_WHEEL;
2077                 set_bit(EV_ABS, input->evbit);
2078                 features->device_type |= WACOM_DEVICETYPE_PAD;
2079                 break;
2080         case WACOM_HID_WD_BUTTONCONFIG:
2081                 wacom_map_usage(input, usage, field, EV_KEY, KEY_BUTTONCONFIG, 0);
2082                 features->device_type |= WACOM_DEVICETYPE_PAD;
2083                 break;
2084         case WACOM_HID_WD_ONSCREEN_KEYBOARD:
2085                 wacom_map_usage(input, usage, field, EV_KEY, KEY_ONSCREEN_KEYBOARD, 0);
2086                 features->device_type |= WACOM_DEVICETYPE_PAD;
2087                 break;
2088         case WACOM_HID_WD_CONTROLPANEL:
2089                 wacom_map_usage(input, usage, field, EV_KEY, KEY_CONTROLPANEL, 0);
2090                 features->device_type |= WACOM_DEVICETYPE_PAD;
2091                 break;
2092         case WACOM_HID_WD_MODE_CHANGE:
2093                 /* do not overwrite previous data */
2094                 if (!wacom_wac->has_mode_change) {
2095                         wacom_wac->has_mode_change = true;
2096                         wacom_wac->is_direct_mode = true;
2097                 }
2098                 features->device_type |= WACOM_DEVICETYPE_PAD;
2099                 break;
2100         }
2101
2102         switch (equivalent_usage & 0xfffffff0) {
2103         case WACOM_HID_WD_EXPRESSKEY00:
2104                 wacom_map_usage(input, usage, field, EV_KEY,
2105                                 wacom_numbered_button_to_key(features->numbered_buttons),
2106                                 0);
2107                 features->numbered_buttons++;
2108                 features->device_type |= WACOM_DEVICETYPE_PAD;
2109                 break;
2110         }
2111 }
2112
2113 static void wacom_wac_pad_event(struct hid_device *hdev, struct hid_field *field,
2114                 struct hid_usage *usage, __s32 value)
2115 {
2116         struct wacom *wacom = hid_get_drvdata(hdev);
2117         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2118         struct input_dev *input = wacom_wac->pad_input;
2119         struct wacom_features *features = &wacom_wac->features;
2120         unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2121         int i;
2122         bool do_report = false;
2123
2124         /*
2125          * Avoid reporting this event and setting inrange_state if this usage
2126          * hasn't been mapped.
2127          */
2128         if (!usage->type && equivalent_usage != WACOM_HID_WD_MODE_CHANGE)
2129                 return;
2130
2131         if (wacom_equivalent_usage(field->physical) == HID_DG_TABLETFUNCTIONKEY) {
2132                 bool is_abs_touchring = usage->hid == WACOM_HID_WD_TOUCHRING &&
2133                                         !(field->flags & HID_MAIN_ITEM_RELATIVE);
2134
2135                 if (!is_abs_touchring)
2136                         wacom_wac->hid_data.inrange_state |= value;
2137         }
2138
2139         /* Process touch switch state first since it is reported through touch interface,
2140          * which is indepentent of pad interface. In the case when there are no other pad
2141          * events, the pad interface will not even be created.
2142          */
2143         if ((equivalent_usage == WACOM_HID_WD_MUTE_DEVICE) ||
2144            (equivalent_usage == WACOM_HID_WD_TOUCHONOFF)) {
2145                 if (wacom_wac->shared->touch_input) {
2146                         bool *is_touch_on = &wacom_wac->shared->is_touch_on;
2147
2148                         if (equivalent_usage == WACOM_HID_WD_MUTE_DEVICE && value)
2149                                 *is_touch_on = !(*is_touch_on);
2150                         else if (equivalent_usage == WACOM_HID_WD_TOUCHONOFF)
2151                                 *is_touch_on = value;
2152
2153                         input_report_switch(wacom_wac->shared->touch_input,
2154                                             SW_MUTE_DEVICE, !(*is_touch_on));
2155                         input_sync(wacom_wac->shared->touch_input);
2156                 }
2157                 return;
2158         }
2159
2160         if (!input)
2161                 return;
2162
2163         switch (equivalent_usage) {
2164         case WACOM_HID_WD_TOUCHRING:
2165                 /*
2166                  * Userspace expects touchrings to increase in value with
2167                  * clockwise gestures and have their zero point at the
2168                  * tablet's left. HID events "should" be clockwise-
2169                  * increasing and zero at top, though the MobileStudio
2170                  * Pro and 2nd-gen Intuos Pro don't do this...
2171                  */
2172                 if (hdev->vendor == 0x56a &&
2173                     (hdev->product == 0x34d || hdev->product == 0x34e ||  /* MobileStudio Pro */
2174                      hdev->product == 0x357 || hdev->product == 0x358 ||  /* Intuos Pro 2 */
2175                      hdev->product == 0x392 ||                            /* Intuos Pro 2 */
2176                      hdev->product == 0x398 || hdev->product == 0x399 ||  /* MobileStudio Pro */
2177                      hdev->product == 0x3AA)) {                           /* MobileStudio Pro */
2178                         value = (field->logical_maximum - value);
2179
2180                         if (hdev->product == 0x357 || hdev->product == 0x358 ||
2181                             hdev->product == 0x392)
2182                                 value = wacom_offset_rotation(input, usage, value, 3, 16);
2183                         else if (hdev->product == 0x34d || hdev->product == 0x34e ||
2184                                  hdev->product == 0x398 || hdev->product == 0x399 ||
2185                                  hdev->product == 0x3AA)
2186                                 value = wacom_offset_rotation(input, usage, value, 1, 2);
2187                 }
2188                 else if (field->flags & HID_MAIN_ITEM_RELATIVE) {
2189                         int hires_value = value * 120 / usage->resolution_multiplier;
2190                         int *ring_value;
2191                         int lowres_code;
2192
2193                         if (usage->code == REL_WHEEL_HI_RES) {
2194                                 /* We must invert the sign for vertical
2195                                  * relative scrolling. Clockwise
2196                                  * rotation produces positive values
2197                                  * from HW, but userspace treats
2198                                  * positive REL_WHEEL as a scroll *up*!
2199                                  */
2200                                 hires_value = -hires_value;
2201                                 ring_value = &wacom_wac->hid_data.ring_value;
2202                                 lowres_code = REL_WHEEL;
2203                         }
2204                         else if (usage->code == REL_HWHEEL_HI_RES) {
2205                                 /* No need to invert the sign for
2206                                  * horizontal relative scrolling.
2207                                  * Clockwise rotation produces positive
2208                                  * values from HW and userspace treats
2209                                  * positive REL_HWHEEL as a scroll
2210                                  * right.
2211                                  */
2212                                 ring_value = &wacom_wac->hid_data.ring2_value;
2213                                 lowres_code = REL_HWHEEL;
2214                         }
2215                         else {
2216                                 hid_err(wacom->hdev, "unrecognized relative wheel with code %d\n",
2217                                         usage->code);
2218                                 break;
2219                         }
2220
2221                         value = hires_value;
2222                         *ring_value += hires_value;
2223
2224                         /* Emulate a legacy wheel click for every 120
2225                          * units of hi-res travel.
2226                          */
2227                         if (*ring_value >= 120 || *ring_value <= -120) {
2228                                 int clicks = *ring_value / 120;
2229
2230                                 input_event(input, usage->type, lowres_code, clicks);
2231                                 *ring_value -= clicks * 120;
2232                         }
2233                 }
2234                 else {
2235                         value = wacom_offset_rotation(input, usage, value, 1, 4);
2236                 }
2237                 do_report = true;
2238                 break;
2239         case WACOM_HID_WD_TOUCHRINGSTATUS:
2240                 if (!value)
2241                         input_event(input, usage->type, usage->code, 0);
2242                 break;
2243
2244         case WACOM_HID_WD_MODE_CHANGE:
2245                 if (wacom_wac->is_direct_mode != value) {
2246                         wacom_wac->is_direct_mode = value;
2247                         wacom_schedule_work(&wacom->wacom_wac, WACOM_WORKER_MODE_CHANGE);
2248                 }
2249                 break;
2250
2251         case WACOM_HID_WD_BUTTONCENTER:
2252                 for (i = 0; i < wacom->led.count; i++)
2253                         wacom_update_led(wacom, features->numbered_buttons,
2254                                          value, i);
2255                 fallthrough;
2256         default:
2257                 do_report = true;
2258                 break;
2259         }
2260
2261         if (do_report) {
2262                 input_event(input, usage->type, usage->code, value);
2263                 if (value)
2264                         wacom_wac->hid_data.pad_input_event_flag = true;
2265         }
2266 }
2267
2268 static void wacom_wac_pad_pre_report(struct hid_device *hdev,
2269                 struct hid_report *report)
2270 {
2271         struct wacom *wacom = hid_get_drvdata(hdev);
2272         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2273
2274         wacom_wac->hid_data.inrange_state = 0;
2275 }
2276
2277 static void wacom_wac_pad_report(struct hid_device *hdev,
2278                 struct hid_report *report, struct hid_field *field)
2279 {
2280         struct wacom *wacom = hid_get_drvdata(hdev);
2281         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2282         struct input_dev *input = wacom_wac->pad_input;
2283         bool active = wacom_wac->hid_data.inrange_state != 0;
2284
2285         /* report prox for expresskey events */
2286         if (wacom_wac->hid_data.pad_input_event_flag) {
2287                 input_event(input, EV_ABS, ABS_MISC, active ? PAD_DEVICE_ID : 0);
2288                 input_sync(input);
2289                 if (!active)
2290                         wacom_wac->hid_data.pad_input_event_flag = false;
2291         }
2292 }
2293
2294 static void wacom_set_barrel_switch3_usage(struct wacom_wac *wacom_wac)
2295 {
2296         struct input_dev *input = wacom_wac->pen_input;
2297         struct wacom_features *features = &wacom_wac->features;
2298
2299         if (!(features->quirks & WACOM_QUIRK_AESPEN) &&
2300             wacom_wac->hid_data.barrelswitch &&
2301             wacom_wac->hid_data.barrelswitch2 &&
2302             wacom_wac->hid_data.serialhi &&
2303             !wacom_wac->hid_data.barrelswitch3) {
2304                 input_set_capability(input, EV_KEY, BTN_STYLUS3);
2305                 features->quirks |= WACOM_QUIRK_PEN_BUTTON3;
2306         }
2307 }
2308
2309 static void wacom_wac_pen_usage_mapping(struct hid_device *hdev,
2310                 struct hid_field *field, struct hid_usage *usage)
2311 {
2312         struct wacom *wacom = hid_get_drvdata(hdev);
2313         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2314         struct wacom_features *features = &wacom_wac->features;
2315         struct input_dev *input = wacom_wac->pen_input;
2316         unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2317
2318         switch (equivalent_usage) {
2319         case HID_GD_X:
2320                 wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 4);
2321                 break;
2322         case HID_GD_Y:
2323                 wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 4);
2324                 break;
2325         case WACOM_HID_WD_DISTANCE:
2326         case HID_GD_Z:
2327                 wacom_map_usage(input, usage, field, EV_ABS, ABS_DISTANCE, 0);
2328                 break;
2329         case HID_DG_TIPPRESSURE:
2330                 wacom_map_usage(input, usage, field, EV_ABS, ABS_PRESSURE, 0);
2331                 break;
2332         case HID_DG_INRANGE:
2333                 wacom_map_usage(input, usage, field, EV_KEY, BTN_TOOL_PEN, 0);
2334                 break;
2335         case HID_DG_INVERT:
2336                 wacom_map_usage(input, usage, field, EV_KEY,
2337                                 BTN_TOOL_RUBBER, 0);
2338                 break;
2339         case HID_DG_TILT_X:
2340                 wacom_map_usage(input, usage, field, EV_ABS, ABS_TILT_X, 0);
2341                 break;
2342         case HID_DG_TILT_Y:
2343                 wacom_map_usage(input, usage, field, EV_ABS, ABS_TILT_Y, 0);
2344                 break;
2345         case HID_DG_TWIST:
2346                 wacom_map_usage(input, usage, field, EV_ABS, ABS_Z, 0);
2347                 break;
2348         case HID_DG_ERASER:
2349                 input_set_capability(input, EV_KEY, BTN_TOOL_RUBBER);
2350                 wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2351                 break;
2352         case HID_DG_TIPSWITCH:
2353                 input_set_capability(input, EV_KEY, BTN_TOOL_PEN);
2354                 wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2355                 break;
2356         case HID_DG_BARRELSWITCH:
2357                 wacom_wac->hid_data.barrelswitch = true;
2358                 wacom_set_barrel_switch3_usage(wacom_wac);
2359                 wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS, 0);
2360                 break;
2361         case HID_DG_BARRELSWITCH2:
2362                 wacom_wac->hid_data.barrelswitch2 = true;
2363                 wacom_set_barrel_switch3_usage(wacom_wac);
2364                 wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS2, 0);
2365                 break;
2366         case HID_DG_TOOLSERIALNUMBER:
2367                 features->quirks |= WACOM_QUIRK_TOOLSERIAL;
2368                 wacom_map_usage(input, usage, field, EV_MSC, MSC_SERIAL, 0);
2369                 break;
2370         case HID_DG_SCANTIME:
2371                 wacom_map_usage(input, usage, field, EV_MSC, MSC_TIMESTAMP, 0);
2372                 break;
2373         case WACOM_HID_WD_SENSE:
2374                 features->quirks |= WACOM_QUIRK_SENSE;
2375                 wacom_map_usage(input, usage, field, EV_KEY, BTN_TOOL_PEN, 0);
2376                 break;
2377         case WACOM_HID_WD_SERIALHI:
2378                 wacom_wac->hid_data.serialhi = true;
2379                 wacom_set_barrel_switch3_usage(wacom_wac);
2380                 wacom_map_usage(input, usage, field, EV_ABS, ABS_MISC, 0);
2381                 break;
2382         case WACOM_HID_WD_FINGERWHEEL:
2383                 input_set_capability(input, EV_KEY, BTN_TOOL_AIRBRUSH);
2384                 wacom_map_usage(input, usage, field, EV_ABS, ABS_WHEEL, 0);
2385                 break;
2386         case WACOM_HID_WD_BARRELSWITCH3:
2387                 wacom_wac->hid_data.barrelswitch3 = true;
2388                 wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS3, 0);
2389                 features->quirks &= ~WACOM_QUIRK_PEN_BUTTON3;
2390                 break;
2391         case WACOM_HID_WD_SEQUENCENUMBER:
2392                 wacom_wac->hid_data.sequence_number = -1;
2393                 break;
2394         }
2395 }
2396
2397 static void wacom_wac_pen_event(struct hid_device *hdev, struct hid_field *field,
2398                 struct hid_usage *usage, __s32 value)
2399 {
2400         struct wacom *wacom = hid_get_drvdata(hdev);
2401         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2402         struct wacom_features *features = &wacom_wac->features;
2403         struct input_dev *input = wacom_wac->pen_input;
2404         unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2405
2406         if (wacom_wac->is_invalid_bt_frame)
2407                 return;
2408
2409         switch (equivalent_usage) {
2410         case HID_GD_Z:
2411                 /*
2412                  * HID_GD_Z "should increase as the control's position is
2413                  * moved from high to low", while ABS_DISTANCE instead
2414                  * increases in value as the tool moves from low to high.
2415                  */
2416                 value = field->logical_maximum - value;
2417                 break;
2418         case HID_DG_INRANGE:
2419                 mod_timer(&wacom->idleprox_timer, jiffies + msecs_to_jiffies(100));
2420                 wacom_wac->hid_data.inrange_state = value;
2421                 if (!(features->quirks & WACOM_QUIRK_SENSE))
2422                         wacom_wac->hid_data.sense_state = value;
2423                 return;
2424         case HID_DG_INVERT:
2425                 wacom_wac->hid_data.eraser |= value;
2426                 return;
2427         case HID_DG_ERASER:
2428                 wacom_wac->hid_data.eraser |= value;
2429                 fallthrough;
2430         case HID_DG_TIPSWITCH:
2431                 wacom_wac->hid_data.tipswitch |= value;
2432                 return;
2433         case HID_DG_BARRELSWITCH:
2434                 wacom_wac->hid_data.barrelswitch = value;
2435                 return;
2436         case HID_DG_BARRELSWITCH2:
2437                 wacom_wac->hid_data.barrelswitch2 = value;
2438                 return;
2439         case HID_DG_TOOLSERIALNUMBER:
2440                 if (value) {
2441                         wacom_wac->serial[0] = (wacom_wac->serial[0] & ~0xFFFFFFFFULL);
2442                         wacom_wac->serial[0] |= wacom_s32tou(value, field->report_size);
2443                 }
2444                 return;
2445         case HID_DG_TWIST:
2446                 /* don't modify the value if the pen doesn't support the feature */
2447                 if (!wacom_is_art_pen(wacom_wac->id[0])) return;
2448
2449                 /*
2450                  * Userspace expects pen twist to have its zero point when
2451                  * the buttons/finger is on the tablet's left. HID values
2452                  * are zero when buttons are toward the top.
2453                  */
2454                 value = wacom_offset_rotation(input, usage, value, 1, 4);
2455                 break;
2456         case WACOM_HID_WD_SENSE:
2457                 wacom_wac->hid_data.sense_state = value;
2458                 return;
2459         case WACOM_HID_WD_SERIALHI:
2460                 if (value) {
2461                         __u32 raw_value = wacom_s32tou(value, field->report_size);
2462
2463                         wacom_wac->serial[0] = (wacom_wac->serial[0] & 0xFFFFFFFF);
2464                         wacom_wac->serial[0] |= ((__u64)raw_value) << 32;
2465                         /*
2466                          * Non-USI EMR devices may contain additional tool type
2467                          * information here. See WACOM_HID_WD_TOOLTYPE case for
2468                          * more details.
2469                          */
2470                         if (value >> 20 == 1) {
2471                                 wacom_wac->id[0] |= raw_value & 0xFFFFF;
2472                         }
2473                 }
2474                 return;
2475         case WACOM_HID_WD_TOOLTYPE:
2476                 /*
2477                  * Some devices (MobileStudio Pro, and possibly later
2478                  * devices as well) do not return the complete tool
2479                  * type in their WACOM_HID_WD_TOOLTYPE usage. Use a
2480                  * bitwise OR so the complete value can be built
2481                  * up over time :(
2482                  */
2483                 wacom_wac->id[0] |= wacom_s32tou(value, field->report_size);
2484                 return;
2485         case WACOM_HID_WD_OFFSETLEFT:
2486                 if (features->offset_left && value != features->offset_left)
2487                         hid_warn(hdev, "%s: overriding existing left offset "
2488                                  "%d -> %d\n", __func__, value,
2489                                  features->offset_left);
2490                 features->offset_left = value;
2491                 return;
2492         case WACOM_HID_WD_OFFSETRIGHT:
2493                 if (features->offset_right && value != features->offset_right)
2494                         hid_warn(hdev, "%s: overriding existing right offset "
2495                                  "%d -> %d\n", __func__, value,
2496                                  features->offset_right);
2497                 features->offset_right = value;
2498                 return;
2499         case WACOM_HID_WD_OFFSETTOP:
2500                 if (features->offset_top && value != features->offset_top)
2501                         hid_warn(hdev, "%s: overriding existing top offset "
2502                                  "%d -> %d\n", __func__, value,
2503                                  features->offset_top);
2504                 features->offset_top = value;
2505                 return;
2506         case WACOM_HID_WD_OFFSETBOTTOM:
2507                 if (features->offset_bottom && value != features->offset_bottom)
2508                         hid_warn(hdev, "%s: overriding existing bottom offset "
2509                                  "%d -> %d\n", __func__, value,
2510                                  features->offset_bottom);
2511                 features->offset_bottom = value;
2512                 return;
2513         case WACOM_HID_WD_REPORT_VALID:
2514                 wacom_wac->is_invalid_bt_frame = !value;
2515                 return;
2516         case WACOM_HID_WD_BARRELSWITCH3:
2517                 wacom_wac->hid_data.barrelswitch3 = value;
2518                 return;
2519         case WACOM_HID_WD_SEQUENCENUMBER:
2520                 if (wacom_wac->hid_data.sequence_number != value &&
2521                     wacom_wac->hid_data.sequence_number >= 0) {
2522                         int sequence_size = field->logical_maximum - field->logical_minimum + 1;
2523                         int drop_count = (value - wacom_wac->hid_data.sequence_number) % sequence_size;
2524                         hid_warn(hdev, "Dropped %d packets", drop_count);
2525                 }
2526                 wacom_wac->hid_data.sequence_number = value + 1;
2527                 if (wacom_wac->hid_data.sequence_number > field->logical_maximum)
2528                         wacom_wac->hid_data.sequence_number = field->logical_minimum;
2529                 return;
2530         }
2531
2532         /* send pen events only when touch is up or forced out
2533          * or touch arbitration is off
2534          */
2535         if (!usage->type || delay_pen_events(wacom_wac))
2536                 return;
2537
2538         /* send pen events only when the pen is in range */
2539         if (wacom_wac->hid_data.inrange_state)
2540                 input_event(input, usage->type, usage->code, value);
2541         else if (wacom_wac->shared->stylus_in_proximity && !wacom_wac->hid_data.sense_state)
2542                 input_event(input, usage->type, usage->code, 0);
2543 }
2544
2545 static void wacom_wac_pen_pre_report(struct hid_device *hdev,
2546                 struct hid_report *report)
2547 {
2548         struct wacom *wacom = hid_get_drvdata(hdev);
2549         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2550
2551         wacom_wac->is_invalid_bt_frame = false;
2552         return;
2553 }
2554
2555 static void wacom_wac_pen_report(struct hid_device *hdev,
2556                 struct hid_report *report)
2557 {
2558         struct wacom *wacom = hid_get_drvdata(hdev);
2559         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2560         struct input_dev *input = wacom_wac->pen_input;
2561         bool range = wacom_wac->hid_data.inrange_state;
2562         bool sense = wacom_wac->hid_data.sense_state;
2563         bool entering_range = !wacom_wac->tool[0] && range;
2564
2565         if (wacom_wac->is_invalid_bt_frame)
2566                 return;
2567
2568         if (entering_range) { /* first in range */
2569                 /* Going into range select tool */
2570                 if (wacom_wac->hid_data.eraser)
2571                         wacom_wac->tool[0] = BTN_TOOL_RUBBER;
2572                 else if (wacom_wac->features.quirks & WACOM_QUIRK_AESPEN)
2573                         wacom_wac->tool[0] = BTN_TOOL_PEN;
2574                 else if (wacom_wac->id[0])
2575                         wacom_wac->tool[0] = wacom_intuos_get_tool_type(wacom_wac->id[0]);
2576                 else
2577                         wacom_wac->tool[0] = BTN_TOOL_PEN;
2578         }
2579
2580         /* keep pen state for touch events */
2581         wacom_wac->shared->stylus_in_proximity = sense;
2582
2583         if (!delay_pen_events(wacom_wac) && wacom_wac->tool[0]) {
2584                 int id = wacom_wac->id[0];
2585                 if (wacom_wac->features.quirks & WACOM_QUIRK_PEN_BUTTON3) {
2586                         int sw_state = wacom_wac->hid_data.barrelswitch |
2587                                        (wacom_wac->hid_data.barrelswitch2 << 1);
2588                         wacom_wac->hid_data.barrelswitch = sw_state == 1;
2589                         wacom_wac->hid_data.barrelswitch2 = sw_state == 2;
2590                         wacom_wac->hid_data.barrelswitch3 = sw_state == 3;
2591                 }
2592                 input_report_key(input, BTN_STYLUS, wacom_wac->hid_data.barrelswitch);
2593                 input_report_key(input, BTN_STYLUS2, wacom_wac->hid_data.barrelswitch2);
2594                 input_report_key(input, BTN_STYLUS3, wacom_wac->hid_data.barrelswitch3);
2595
2596                 /*
2597                  * Non-USI EMR tools should have their IDs mangled to
2598                  * match the legacy behavior of wacom_intuos_general
2599                  */
2600                 if (wacom_wac->serial[0] >> 52 == 1)
2601                         id = wacom_intuos_id_mangle(id);
2602
2603                 /*
2604                  * To ensure compatibility with xf86-input-wacom, we should
2605                  * report the BTN_TOOL_* event prior to the ABS_MISC or
2606                  * MSC_SERIAL events.
2607                  */
2608                 input_report_key(input, BTN_TOUCH,
2609                                 wacom_wac->hid_data.tipswitch);
2610                 input_report_key(input, wacom_wac->tool[0], sense);
2611                 if (wacom_wac->serial[0]) {
2612                         /*
2613                          * xf86-input-wacom does not accept a serial number
2614                          * of '0'. Report the low 32 bits if possible, but
2615                          * if they are zero, report the upper ones instead.
2616                          */
2617                         __u32 serial_lo = wacom_wac->serial[0] & 0xFFFFFFFFu;
2618                         __u32 serial_hi = wacom_wac->serial[0] >> 32;
2619                         input_event(input, EV_MSC, MSC_SERIAL, (int)(serial_lo ? serial_lo : serial_hi));
2620                         input_report_abs(input, ABS_MISC, sense ? id : 0);
2621                 }
2622
2623                 wacom_wac->hid_data.tipswitch = false;
2624                 wacom_wac->hid_data.eraser = false;
2625
2626                 input_sync(input);
2627         }
2628
2629         /* Handle AES battery timeout behavior */
2630         if (wacom_wac->features.quirks & WACOM_QUIRK_AESPEN) {
2631                 if (entering_range)
2632                         cancel_delayed_work(&wacom->aes_battery_work);
2633                 if (!sense)
2634                         schedule_delayed_work(&wacom->aes_battery_work,
2635                                               msecs_to_jiffies(WACOM_AES_BATTERY_TIMEOUT));
2636         }
2637
2638         if (!sense) {
2639                 wacom_wac->tool[0] = 0;
2640                 wacom_wac->id[0] = 0;
2641                 wacom_wac->serial[0] = 0;
2642         }
2643 }
2644
2645 static void wacom_wac_finger_usage_mapping(struct hid_device *hdev,
2646                 struct hid_field *field, struct hid_usage *usage)
2647 {
2648         struct wacom *wacom = hid_get_drvdata(hdev);
2649         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2650         struct input_dev *input = wacom_wac->touch_input;
2651         unsigned touch_max = wacom_wac->features.touch_max;
2652         unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2653
2654         switch (equivalent_usage) {
2655         case HID_GD_X:
2656                 if (touch_max == 1)
2657                         wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 4);
2658                 else
2659                         wacom_map_usage(input, usage, field, EV_ABS,
2660                                         ABS_MT_POSITION_X, 4);
2661                 break;
2662         case HID_GD_Y:
2663                 if (touch_max == 1)
2664                         wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 4);
2665                 else
2666                         wacom_map_usage(input, usage, field, EV_ABS,
2667                                         ABS_MT_POSITION_Y, 4);
2668                 break;
2669         case HID_DG_WIDTH:
2670         case HID_DG_HEIGHT:
2671                 wacom_map_usage(input, usage, field, EV_ABS, ABS_MT_TOUCH_MAJOR, 0);
2672                 wacom_map_usage(input, usage, field, EV_ABS, ABS_MT_TOUCH_MINOR, 0);
2673                 input_set_abs_params(input, ABS_MT_ORIENTATION, 0, 1, 0, 0);
2674                 break;
2675         case HID_DG_TIPSWITCH:
2676                 wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2677                 break;
2678         case HID_DG_CONTACTCOUNT:
2679                 wacom_wac->hid_data.cc_report = field->report->id;
2680                 wacom_wac->hid_data.cc_index = field->index;
2681                 wacom_wac->hid_data.cc_value_index = usage->usage_index;
2682                 break;
2683         case HID_DG_CONTACTID:
2684                 if ((field->logical_maximum - field->logical_minimum) < touch_max) {
2685                         /*
2686                          * The HID descriptor for G11 sensors leaves logical
2687                          * maximum set to '1' despite it being a multitouch
2688                          * device. Override to a sensible number.
2689                          */
2690                         field->logical_maximum = 255;
2691                 }
2692                 break;
2693         case HID_DG_SCANTIME:
2694                 wacom_map_usage(input, usage, field, EV_MSC, MSC_TIMESTAMP, 0);
2695                 break;
2696         }
2697 }
2698
2699 static void wacom_wac_finger_slot(struct wacom_wac *wacom_wac,
2700                 struct input_dev *input)
2701 {
2702         struct hid_data *hid_data = &wacom_wac->hid_data;
2703         bool mt = wacom_wac->features.touch_max > 1;
2704         bool touch_down = hid_data->tipswitch && hid_data->confidence;
2705         bool prox = touch_down && report_touch_events(wacom_wac);
2706
2707         if (touch_is_muted(wacom_wac)) {
2708                 if (!wacom_wac->shared->touch_down)
2709                         return;
2710                 prox = false;
2711         }
2712
2713         wacom_wac->hid_data.num_received++;
2714         if (wacom_wac->hid_data.num_received > wacom_wac->hid_data.num_expected)
2715                 return;
2716
2717         if (mt) {
2718                 int slot;
2719
2720                 slot = input_mt_get_slot_by_key(input, hid_data->id);
2721                 if (slot < 0) {
2722                         return;
2723                 } else {
2724                         struct input_mt_slot *ps = &input->mt->slots[slot];
2725                         int mt_id = input_mt_get_value(ps, ABS_MT_TRACKING_ID);
2726
2727                         if (!prox && mt_id < 0) {
2728                                 // No data to send for this slot; short-circuit
2729                                 return;
2730                         }
2731                 }
2732
2733                 input_mt_slot(input, slot);
2734                 input_mt_report_slot_state(input, MT_TOOL_FINGER, prox);
2735         }
2736         else {
2737                 input_report_key(input, BTN_TOUCH, prox);
2738         }
2739
2740         if (prox) {
2741                 input_report_abs(input, mt ? ABS_MT_POSITION_X : ABS_X,
2742                                  hid_data->x);
2743                 input_report_abs(input, mt ? ABS_MT_POSITION_Y : ABS_Y,
2744                                  hid_data->y);
2745
2746                 if (test_bit(ABS_MT_TOUCH_MAJOR, input->absbit)) {
2747                         input_report_abs(input, ABS_MT_TOUCH_MAJOR, max(hid_data->width, hid_data->height));
2748                         input_report_abs(input, ABS_MT_TOUCH_MINOR, min(hid_data->width, hid_data->height));
2749                         if (hid_data->width != hid_data->height)
2750                                 input_report_abs(input, ABS_MT_ORIENTATION, hid_data->width <= hid_data->height ? 0 : 1);
2751                 }
2752         }
2753 }
2754
2755 static void wacom_wac_finger_event(struct hid_device *hdev,
2756                 struct hid_field *field, struct hid_usage *usage, __s32 value)
2757 {
2758         struct wacom *wacom = hid_get_drvdata(hdev);
2759         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2760         unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2761         struct wacom_features *features = &wacom->wacom_wac.features;
2762
2763         if (touch_is_muted(wacom_wac) && !wacom_wac->shared->touch_down)
2764                 return;
2765
2766         if (wacom_wac->is_invalid_bt_frame)
2767                 return;
2768
2769         switch (equivalent_usage) {
2770         case HID_DG_CONFIDENCE:
2771                 wacom_wac->hid_data.confidence = value;
2772                 break;
2773         case HID_GD_X:
2774                 wacom_wac->hid_data.x = value;
2775                 break;
2776         case HID_GD_Y:
2777                 wacom_wac->hid_data.y = value;
2778                 break;
2779         case HID_DG_WIDTH:
2780                 wacom_wac->hid_data.width = value;
2781                 break;
2782         case HID_DG_HEIGHT:
2783                 wacom_wac->hid_data.height = value;
2784                 break;
2785         case HID_DG_CONTACTID:
2786                 wacom_wac->hid_data.id = value;
2787                 break;
2788         case HID_DG_TIPSWITCH:
2789                 wacom_wac->hid_data.tipswitch = value;
2790                 break;
2791         case WACOM_HID_WT_REPORT_VALID:
2792                 wacom_wac->is_invalid_bt_frame = !value;
2793                 return;
2794         case HID_DG_CONTACTMAX:
2795                 if (!features->touch_max) {
2796                         features->touch_max = value;
2797                 } else {
2798                         hid_warn(hdev, "%s: ignoring attempt to overwrite non-zero touch_max "
2799                                  "%d -> %d\n", __func__, features->touch_max, value);
2800                 }
2801                 return;
2802         }
2803
2804         if (usage->usage_index + 1 == field->report_count) {
2805                 if (equivalent_usage == wacom_wac->hid_data.last_slot_field)
2806                         wacom_wac_finger_slot(wacom_wac, wacom_wac->touch_input);
2807         }
2808 }
2809
2810 static void wacom_wac_finger_pre_report(struct hid_device *hdev,
2811                 struct hid_report *report)
2812 {
2813         struct wacom *wacom = hid_get_drvdata(hdev);
2814         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2815         struct hid_data* hid_data = &wacom_wac->hid_data;
2816         int i;
2817
2818         if (touch_is_muted(wacom_wac) && !wacom_wac->shared->touch_down)
2819                 return;
2820
2821         wacom_wac->is_invalid_bt_frame = false;
2822
2823         hid_data->confidence = true;
2824
2825         hid_data->cc_report = 0;
2826         hid_data->cc_index = -1;
2827         hid_data->cc_value_index = -1;
2828
2829         for (i = 0; i < report->maxfield; i++) {
2830                 struct hid_field *field = report->field[i];
2831                 int j;
2832
2833                 for (j = 0; j < field->maxusage; j++) {
2834                         struct hid_usage *usage = &field->usage[j];
2835                         unsigned int equivalent_usage =
2836                                 wacom_equivalent_usage(usage->hid);
2837
2838                         switch (equivalent_usage) {
2839                         case HID_GD_X:
2840                         case HID_GD_Y:
2841                         case HID_DG_WIDTH:
2842                         case HID_DG_HEIGHT:
2843                         case HID_DG_CONTACTID:
2844                         case HID_DG_INRANGE:
2845                         case HID_DG_INVERT:
2846                         case HID_DG_TIPSWITCH:
2847                                 hid_data->last_slot_field = equivalent_usage;
2848                                 break;
2849                         case HID_DG_CONTACTCOUNT:
2850                                 hid_data->cc_report = report->id;
2851                                 hid_data->cc_index = i;
2852                                 hid_data->cc_value_index = j;
2853                                 break;
2854                         }
2855                 }
2856         }
2857
2858         if (hid_data->cc_report != 0 &&
2859             hid_data->cc_index >= 0) {
2860                 struct hid_field *field = report->field[hid_data->cc_index];
2861                 int value = field->value[hid_data->cc_value_index];
2862                 if (value) {
2863                         hid_data->num_expected = value;
2864                         hid_data->num_received = 0;
2865                 }
2866         }
2867         else {
2868                 hid_data->num_expected = wacom_wac->features.touch_max;
2869                 hid_data->num_received = 0;
2870         }
2871 }
2872
2873 static void wacom_wac_finger_report(struct hid_device *hdev,
2874                 struct hid_report *report)
2875 {
2876         struct wacom *wacom = hid_get_drvdata(hdev);
2877         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2878         struct input_dev *input = wacom_wac->touch_input;
2879         unsigned touch_max = wacom_wac->features.touch_max;
2880
2881         /* if there was nothing to process, don't send an empty sync */
2882         if (wacom_wac->hid_data.num_expected == 0)
2883                 return;
2884
2885         /* If more packets of data are expected, give us a chance to
2886          * process them rather than immediately syncing a partial
2887          * update.
2888          */
2889         if (wacom_wac->hid_data.num_received < wacom_wac->hid_data.num_expected)
2890                 return;
2891
2892         if (touch_max > 1)
2893                 input_mt_sync_frame(input);
2894
2895         input_sync(input);
2896         wacom_wac->hid_data.num_received = 0;
2897         wacom_wac->hid_data.num_expected = 0;
2898
2899         /* keep touch state for pen event */
2900         wacom_wac->shared->touch_down = wacom_wac_finger_count_touches(wacom_wac);
2901 }
2902
2903 void wacom_wac_usage_mapping(struct hid_device *hdev,
2904                 struct hid_field *field, struct hid_usage *usage)
2905 {
2906         struct wacom *wacom = hid_get_drvdata(hdev);
2907         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2908         struct wacom_features *features = &wacom_wac->features;
2909
2910         if (WACOM_DIRECT_DEVICE(field))
2911                 features->device_type |= WACOM_DEVICETYPE_DIRECT;
2912
2913         /* usage tests must precede field tests */
2914         if (WACOM_BATTERY_USAGE(usage))
2915                 wacom_wac_battery_usage_mapping(hdev, field, usage);
2916         else if (WACOM_PAD_FIELD(field))
2917                 wacom_wac_pad_usage_mapping(hdev, field, usage);
2918         else if (WACOM_PEN_FIELD(field))
2919                 wacom_wac_pen_usage_mapping(hdev, field, usage);
2920         else if (WACOM_FINGER_FIELD(field))
2921                 wacom_wac_finger_usage_mapping(hdev, field, usage);
2922 }
2923
2924 void wacom_wac_event(struct hid_device *hdev, struct hid_field *field,
2925                 struct hid_usage *usage, __s32 value)
2926 {
2927         struct wacom *wacom = hid_get_drvdata(hdev);
2928
2929         if (wacom->wacom_wac.features.type != HID_GENERIC)
2930                 return;
2931
2932         if (value > field->logical_maximum || value < field->logical_minimum)
2933                 return;
2934
2935         /* usage tests must precede field tests */
2936         if (WACOM_BATTERY_USAGE(usage))
2937                 wacom_wac_battery_event(hdev, field, usage, value);
2938         else if (WACOM_PAD_FIELD(field))
2939                 wacom_wac_pad_event(hdev, field, usage, value);
2940         else if (WACOM_PEN_FIELD(field) && wacom->wacom_wac.pen_input)
2941                 wacom_wac_pen_event(hdev, field, usage, value);
2942         else if (WACOM_FINGER_FIELD(field) && wacom->wacom_wac.touch_input)
2943                 wacom_wac_finger_event(hdev, field, usage, value);
2944 }
2945
2946 static void wacom_report_events(struct hid_device *hdev,
2947                                 struct hid_report *report, int collection_index,
2948                                 int field_index)
2949 {
2950         int r;
2951
2952         for (r = field_index; r < report->maxfield; r++) {
2953                 struct hid_field *field;
2954                 unsigned count, n;
2955
2956                 field = report->field[r];
2957                 count = field->report_count;
2958
2959                 if (!(HID_MAIN_ITEM_VARIABLE & field->flags))
2960                         continue;
2961
2962                 for (n = 0 ; n < count; n++) {
2963                         if (field->usage[n].collection_index == collection_index)
2964                                 wacom_wac_event(hdev, field, &field->usage[n],
2965                                                 field->value[n]);
2966                         else
2967                                 return;
2968                 }
2969         }
2970 }
2971
2972 static int wacom_wac_collection(struct hid_device *hdev, struct hid_report *report,
2973                          int collection_index, struct hid_field *field,
2974                          int field_index)
2975 {
2976         struct wacom *wacom = hid_get_drvdata(hdev);
2977
2978         wacom_report_events(hdev, report, collection_index, field_index);
2979
2980         /*
2981          * Non-input reports may be sent prior to the device being
2982          * completely initialized. Since only their events need
2983          * to be processed, exit after 'wacom_report_events' has
2984          * been called to prevent potential crashes in the report-
2985          * processing functions.
2986          */
2987         if (report->type != HID_INPUT_REPORT)
2988                 return -1;
2989
2990         if (WACOM_PAD_FIELD(field))
2991                 return 0;
2992         else if (WACOM_PEN_FIELD(field) && wacom->wacom_wac.pen_input)
2993                 wacom_wac_pen_report(hdev, report);
2994         else if (WACOM_FINGER_FIELD(field) && wacom->wacom_wac.touch_input)
2995                 wacom_wac_finger_report(hdev, report);
2996
2997         return 0;
2998 }
2999
3000 void wacom_wac_report(struct hid_device *hdev, struct hid_report *report)
3001 {
3002         struct wacom *wacom = hid_get_drvdata(hdev);
3003         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
3004         struct hid_field *field;
3005         bool pad_in_hid_field = false, pen_in_hid_field = false,
3006                 finger_in_hid_field = false, true_pad = false;
3007         int r;
3008         int prev_collection = -1;
3009
3010         if (wacom_wac->features.type != HID_GENERIC)
3011                 return;
3012
3013         for (r = 0; r < report->maxfield; r++) {
3014                 field = report->field[r];
3015
3016                 if (WACOM_PAD_FIELD(field))
3017                         pad_in_hid_field = true;
3018                 if (WACOM_PEN_FIELD(field))
3019                         pen_in_hid_field = true;
3020                 if (WACOM_FINGER_FIELD(field))
3021                         finger_in_hid_field = true;
3022                 if (wacom_equivalent_usage(field->physical) == HID_DG_TABLETFUNCTIONKEY)
3023                         true_pad = true;
3024         }
3025
3026         wacom_wac_battery_pre_report(hdev, report);
3027
3028         if (pad_in_hid_field && wacom_wac->pad_input)
3029                 wacom_wac_pad_pre_report(hdev, report);
3030         if (pen_in_hid_field && wacom_wac->pen_input)
3031                 wacom_wac_pen_pre_report(hdev, report);
3032         if (finger_in_hid_field && wacom_wac->touch_input)
3033                 wacom_wac_finger_pre_report(hdev, report);
3034
3035         for (r = 0; r < report->maxfield; r++) {
3036                 field = report->field[r];
3037
3038                 if (field->usage[0].collection_index != prev_collection) {
3039                         if (wacom_wac_collection(hdev, report,
3040                                 field->usage[0].collection_index, field, r) < 0)
3041                                 return;
3042                         prev_collection = field->usage[0].collection_index;
3043                 }
3044         }
3045
3046         wacom_wac_battery_report(hdev, report);
3047
3048         if (true_pad && wacom_wac->pad_input)
3049                 wacom_wac_pad_report(hdev, report, field);
3050 }
3051
3052 static int wacom_bpt_touch(struct wacom_wac *wacom)
3053 {
3054         struct wacom_features *features = &wacom->features;
3055         struct input_dev *input = wacom->touch_input;
3056         struct input_dev *pad_input = wacom->pad_input;
3057         unsigned char *data = wacom->data;
3058         int i;
3059
3060         if (data[0] != 0x02)
3061             return 0;
3062
3063         for (i = 0; i < 2; i++) {
3064                 int offset = (data[1] & 0x80) ? (8 * i) : (9 * i);
3065                 bool touch = report_touch_events(wacom)
3066                            && (data[offset + 3] & 0x80);
3067
3068                 input_mt_slot(input, i);
3069                 input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
3070                 if (touch) {
3071                         int x = get_unaligned_be16(&data[offset + 3]) & 0x7ff;
3072                         int y = get_unaligned_be16(&data[offset + 5]) & 0x7ff;
3073                         if (features->quirks & WACOM_QUIRK_BBTOUCH_LOWRES) {
3074                                 x <<= 5;
3075                                 y <<= 5;
3076                         }
3077                         input_report_abs(input, ABS_MT_POSITION_X, x);
3078                         input_report_abs(input, ABS_MT_POSITION_Y, y);
3079                 }
3080         }
3081
3082         input_mt_sync_frame(input);
3083
3084         input_report_key(pad_input, BTN_LEFT, (data[1] & 0x08) != 0);
3085         input_report_key(pad_input, BTN_FORWARD, (data[1] & 0x04) != 0);
3086         input_report_key(pad_input, BTN_BACK, (data[1] & 0x02) != 0);
3087         input_report_key(pad_input, BTN_RIGHT, (data[1] & 0x01) != 0);
3088         wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
3089
3090         return 1;
3091 }
3092
3093 static void wacom_bpt3_touch_msg(struct wacom_wac *wacom, unsigned char *data)
3094 {
3095         struct wacom_features *features = &wacom->features;
3096         struct input_dev *input = wacom->touch_input;
3097         bool touch = data[1] & 0x80;
3098         int slot = input_mt_get_slot_by_key(input, data[0]);
3099
3100         if (slot < 0)
3101                 return;
3102
3103         touch = touch && report_touch_events(wacom);
3104
3105         input_mt_slot(input, slot);
3106         input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
3107
3108         if (touch) {
3109                 int x = (data[2] << 4) | (data[4] >> 4);
3110                 int y = (data[3] << 4) | (data[4] & 0x0f);
3111                 int width, height;
3112
3113                 if (features->type >= INTUOSPS && features->type <= INTUOSHT2) {
3114                         width  = data[5] * 100;
3115                         height = data[6] * 100;
3116                 } else {
3117                         /*
3118                          * "a" is a scaled-down area which we assume is
3119                          * roughly circular and which can be described as:
3120                          * a=(pi*r^2)/C.
3121                          */
3122                         int a = data[5];
3123                         int x_res = input_abs_get_res(input, ABS_MT_POSITION_X);
3124                         int y_res = input_abs_get_res(input, ABS_MT_POSITION_Y);
3125                         width = 2 * int_sqrt(a * WACOM_CONTACT_AREA_SCALE);
3126                         height = width * y_res / x_res;
3127                 }
3128
3129                 input_report_abs(input, ABS_MT_POSITION_X, x);
3130                 input_report_abs(input, ABS_MT_POSITION_Y, y);
3131                 input_report_abs(input, ABS_MT_TOUCH_MAJOR, width);
3132                 input_report_abs(input, ABS_MT_TOUCH_MINOR, height);
3133         }
3134 }
3135
3136 static void wacom_bpt3_button_msg(struct wacom_wac *wacom, unsigned char *data)
3137 {
3138         struct input_dev *input = wacom->pad_input;
3139         struct wacom_features *features = &wacom->features;
3140
3141         if (features->type == INTUOSHT || features->type == INTUOSHT2) {
3142                 input_report_key(input, BTN_LEFT, (data[1] & 0x02) != 0);
3143                 input_report_key(input, BTN_BACK, (data[1] & 0x08) != 0);
3144         } else {
3145                 input_report_key(input, BTN_BACK, (data[1] & 0x02) != 0);
3146                 input_report_key(input, BTN_LEFT, (data[1] & 0x08) != 0);
3147         }
3148         input_report_key(input, BTN_FORWARD, (data[1] & 0x04) != 0);
3149         input_report_key(input, BTN_RIGHT, (data[1] & 0x01) != 0);
3150 }
3151
3152 static int wacom_bpt3_touch(struct wacom_wac *wacom)
3153 {
3154         unsigned char *data = wacom->data;
3155         int count = data[1] & 0x07;
3156         int  touch_changed = 0, i;
3157
3158         if (data[0] != 0x02)
3159             return 0;
3160
3161         /* data has up to 7 fixed sized 8-byte messages starting at data[2] */
3162         for (i = 0; i < count; i++) {
3163                 int offset = (8 * i) + 2;
3164                 int msg_id = data[offset];
3165
3166                 if (msg_id >= 2 && msg_id <= 17) {
3167                         wacom_bpt3_touch_msg(wacom, data + offset);
3168                         touch_changed++;
3169                 } else if (msg_id == 128)
3170                         wacom_bpt3_button_msg(wacom, data + offset);
3171
3172         }
3173
3174         /* only update touch if we actually have a touchpad and touch data changed */
3175         if (wacom->touch_input && touch_changed) {
3176                 input_mt_sync_frame(wacom->touch_input);
3177                 wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
3178         }
3179
3180         return 1;
3181 }
3182
3183 static int wacom_bpt_pen(struct wacom_wac *wacom)
3184 {
3185         struct wacom_features *features = &wacom->features;
3186         struct input_dev *input = wacom->pen_input;
3187         unsigned char *data = wacom->data;
3188         int x = 0, y = 0, p = 0, d = 0;
3189         bool pen = false, btn1 = false, btn2 = false;
3190         bool range, prox, rdy;
3191
3192         if (data[0] != WACOM_REPORT_PENABLED)
3193             return 0;
3194
3195         range = (data[1] & 0x80) == 0x80;
3196         prox = (data[1] & 0x40) == 0x40;
3197         rdy = (data[1] & 0x20) == 0x20;
3198
3199         wacom->shared->stylus_in_proximity = range;
3200         if (delay_pen_events(wacom))
3201                 return 0;
3202
3203         if (rdy) {
3204                 p = le16_to_cpup((__le16 *)&data[6]);
3205                 pen = data[1] & 0x01;
3206                 btn1 = data[1] & 0x02;
3207                 btn2 = data[1] & 0x04;
3208         }
3209         if (prox) {
3210                 x = le16_to_cpup((__le16 *)&data[2]);
3211                 y = le16_to_cpup((__le16 *)&data[4]);
3212
3213                 if (data[1] & 0x08) {
3214                         wacom->tool[0] = BTN_TOOL_RUBBER;
3215                         wacom->id[0] = ERASER_DEVICE_ID;
3216                 } else {
3217                         wacom->tool[0] = BTN_TOOL_PEN;
3218                         wacom->id[0] = STYLUS_DEVICE_ID;
3219                 }
3220                 wacom->reporting_data = true;
3221         }
3222         if (range) {
3223                 /*
3224                  * Convert distance from out prox to distance from tablet.
3225                  * distance will be greater than distance_max once
3226                  * touching and applying pressure; do not report negative
3227                  * distance.
3228                  */
3229                 if (data[8] <= features->distance_max)
3230                         d = features->distance_max - data[8];
3231         } else {
3232                 wacom->id[0] = 0;
3233         }
3234
3235         if (wacom->reporting_data) {
3236                 input_report_key(input, BTN_TOUCH, pen);
3237                 input_report_key(input, BTN_STYLUS, btn1);
3238                 input_report_key(input, BTN_STYLUS2, btn2);
3239
3240                 if (prox || !range) {
3241                         input_report_abs(input, ABS_X, x);
3242                         input_report_abs(input, ABS_Y, y);
3243                 }
3244                 input_report_abs(input, ABS_PRESSURE, p);
3245                 input_report_abs(input, ABS_DISTANCE, d);
3246
3247                 input_report_key(input, wacom->tool[0], range); /* PEN or RUBBER */
3248                 input_report_abs(input, ABS_MISC, wacom->id[0]); /* TOOL ID */
3249         }
3250
3251         if (!range) {
3252                 wacom->reporting_data = false;
3253         }
3254
3255         return 1;
3256 }
3257
3258 static int wacom_bpt_irq(struct wacom_wac *wacom, size_t len)
3259 {
3260         struct wacom_features *features = &wacom->features;
3261
3262         if ((features->type == INTUOSHT2) &&
3263             (features->device_type & WACOM_DEVICETYPE_PEN))
3264                 return wacom_intuos_irq(wacom);
3265         else if (len == WACOM_PKGLEN_BBTOUCH)
3266                 return wacom_bpt_touch(wacom);
3267         else if (len == WACOM_PKGLEN_BBTOUCH3)
3268                 return wacom_bpt3_touch(wacom);
3269         else if (len == WACOM_PKGLEN_BBFUN || len == WACOM_PKGLEN_BBPEN)
3270                 return wacom_bpt_pen(wacom);
3271
3272         return 0;
3273 }
3274
3275 static void wacom_bamboo_pad_pen_event(struct wacom_wac *wacom,
3276                 unsigned char *data)
3277 {
3278         unsigned char prefix;
3279
3280         /*
3281          * We need to reroute the event from the debug interface to the
3282          * pen interface.
3283          * We need to add the report ID to the actual pen report, so we
3284          * temporary overwrite the first byte to prevent having to kzalloc/kfree
3285          * and memcpy the report.
3286          */
3287         prefix = data[0];
3288         data[0] = WACOM_REPORT_BPAD_PEN;
3289
3290         /*
3291          * actually reroute the event.
3292          * No need to check if wacom->shared->pen is valid, hid_input_report()
3293          * will check for us.
3294          */
3295         hid_input_report(wacom->shared->pen, HID_INPUT_REPORT, data,
3296                          WACOM_PKGLEN_PENABLED, 1);
3297
3298         data[0] = prefix;
3299 }
3300
3301 static int wacom_bamboo_pad_touch_event(struct wacom_wac *wacom,
3302                 unsigned char *data)
3303 {
3304         struct input_dev *input = wacom->touch_input;
3305         unsigned char *finger_data, prefix;
3306         unsigned id;
3307         int x, y;
3308         bool valid;
3309
3310         prefix = data[0];
3311
3312         for (id = 0; id < wacom->features.touch_max; id++) {
3313                 valid = !!(prefix & BIT(id)) &&
3314                         report_touch_events(wacom);
3315
3316                 input_mt_slot(input, id);
3317                 input_mt_report_slot_state(input, MT_TOOL_FINGER, valid);
3318
3319                 if (!valid)
3320                         continue;
3321
3322                 finger_data = data + 1 + id * 3;
3323                 x = finger_data[0] | ((finger_data[1] & 0x0f) << 8);
3324                 y = (finger_data[2] << 4) | (finger_data[1] >> 4);
3325
3326                 input_report_abs(input, ABS_MT_POSITION_X, x);
3327                 input_report_abs(input, ABS_MT_POSITION_Y, y);
3328         }
3329
3330         input_mt_sync_frame(input);
3331
3332         input_report_key(input, BTN_LEFT, prefix & 0x40);
3333         input_report_key(input, BTN_RIGHT, prefix & 0x80);
3334
3335         /* keep touch state for pen event */
3336         wacom->shared->touch_down = !!prefix && report_touch_events(wacom);
3337
3338         return 1;
3339 }
3340
3341 static int wacom_bamboo_pad_irq(struct wacom_wac *wacom, size_t len)
3342 {
3343         unsigned char *data = wacom->data;
3344
3345         if (!((len == WACOM_PKGLEN_BPAD_TOUCH) ||
3346               (len == WACOM_PKGLEN_BPAD_TOUCH_USB)) ||
3347             (data[0] != WACOM_REPORT_BPAD_TOUCH))
3348                 return 0;
3349
3350         if (data[1] & 0x01)
3351                 wacom_bamboo_pad_pen_event(wacom, &data[1]);
3352
3353         if (data[1] & 0x02)
3354                 return wacom_bamboo_pad_touch_event(wacom, &data[9]);
3355
3356         return 0;
3357 }
3358
3359 static int wacom_wireless_irq(struct wacom_wac *wacom, size_t len)
3360 {
3361         unsigned char *data = wacom->data;
3362         int connected;
3363
3364         if (len != WACOM_PKGLEN_WIRELESS || data[0] != WACOM_REPORT_WL)
3365                 return 0;
3366
3367         connected = data[1] & 0x01;
3368         if (connected) {
3369                 int pid, battery, charging;
3370
3371                 if ((wacom->shared->type == INTUOSHT ||
3372                     wacom->shared->type == INTUOSHT2) &&
3373                     wacom->shared->touch_input &&
3374                     wacom->shared->touch_max) {
3375                         input_report_switch(wacom->shared->touch_input,
3376                                         SW_MUTE_DEVICE, data[5] & 0x40);
3377                         input_sync(wacom->shared->touch_input);
3378                 }
3379
3380                 pid = get_unaligned_be16(&data[6]);
3381                 battery = (data[5] & 0x3f) * 100 / 31;
3382                 charging = !!(data[5] & 0x80);
3383                 if (wacom->pid != pid) {
3384                         wacom->pid = pid;
3385                         wacom_schedule_work(wacom, WACOM_WORKER_WIRELESS);
3386                 }
3387
3388                 wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
3389                                      battery, charging, 1, 0);
3390
3391         } else if (wacom->pid != 0) {
3392                 /* disconnected while previously connected */
3393                 wacom->pid = 0;
3394                 wacom_schedule_work(wacom, WACOM_WORKER_WIRELESS);
3395                 wacom_notify_battery(wacom, POWER_SUPPLY_STATUS_UNKNOWN, 0, 0, 0, 0);
3396         }
3397
3398         return 0;
3399 }
3400
3401 static int wacom_status_irq(struct wacom_wac *wacom_wac, size_t len)
3402 {
3403         struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
3404         struct wacom_features *features = &wacom_wac->features;
3405         unsigned char *data = wacom_wac->data;
3406
3407         if (data[0] != WACOM_REPORT_USB)
3408                 return 0;
3409
3410         if ((features->type == INTUOSHT ||
3411             features->type == INTUOSHT2) &&
3412             wacom_wac->shared->touch_input &&
3413             features->touch_max) {
3414                 input_report_switch(wacom_wac->shared->touch_input,
3415                                     SW_MUTE_DEVICE, data[8] & 0x40);
3416                 input_sync(wacom_wac->shared->touch_input);
3417         }
3418
3419         if (data[9] & 0x02) { /* wireless module is attached */
3420                 int battery = (data[8] & 0x3f) * 100 / 31;
3421                 bool charging = !!(data[8] & 0x80);
3422
3423                 features->quirks |= WACOM_QUIRK_BATTERY;
3424                 wacom_notify_battery(wacom_wac, WACOM_POWER_SUPPLY_STATUS_AUTO,
3425                                      battery, charging, battery || charging, 1);
3426         }
3427         else if ((features->quirks & WACOM_QUIRK_BATTERY) &&
3428                  wacom->battery.battery) {
3429                 features->quirks &= ~WACOM_QUIRK_BATTERY;
3430                 wacom_notify_battery(wacom_wac, POWER_SUPPLY_STATUS_UNKNOWN, 0, 0, 0, 0);
3431         }
3432         return 0;
3433 }
3434
3435 void wacom_wac_irq(struct wacom_wac *wacom_wac, size_t len)
3436 {
3437         bool sync;
3438
3439         switch (wacom_wac->features.type) {
3440         case PENPARTNER:
3441                 sync = wacom_penpartner_irq(wacom_wac);
3442                 break;
3443
3444         case PL:
3445                 sync = wacom_pl_irq(wacom_wac);
3446                 break;
3447
3448         case WACOM_G4:
3449         case GRAPHIRE:
3450         case GRAPHIRE_BT:
3451         case WACOM_MO:
3452                 sync = wacom_graphire_irq(wacom_wac);
3453                 break;
3454
3455         case PTU:
3456                 sync = wacom_ptu_irq(wacom_wac);
3457                 break;
3458
3459         case DTU:
3460                 sync = wacom_dtu_irq(wacom_wac);
3461                 break;
3462
3463         case DTUS:
3464         case DTUSX:
3465                 sync = wacom_dtus_irq(wacom_wac);
3466                 break;
3467
3468         case INTUOS:
3469         case INTUOS3S:
3470         case INTUOS3:
3471         case INTUOS3L:
3472         case INTUOS4S:
3473         case INTUOS4:
3474         case INTUOS4L:
3475         case CINTIQ:
3476         case WACOM_BEE:
3477         case WACOM_13HD:
3478         case WACOM_21UX2:
3479         case WACOM_22HD:
3480         case WACOM_24HD:
3481         case WACOM_27QHD:
3482         case DTK:
3483         case CINTIQ_HYBRID:
3484         case CINTIQ_COMPANION_2:
3485                 sync = wacom_intuos_irq(wacom_wac);
3486                 break;
3487
3488         case INTUOS4WL:
3489                 sync = wacom_intuos_bt_irq(wacom_wac, len);
3490                 break;
3491
3492         case WACOM_24HDT:
3493         case WACOM_27QHDT:
3494                 sync = wacom_24hdt_irq(wacom_wac);
3495                 break;
3496
3497         case INTUOS5S:
3498         case INTUOS5:
3499         case INTUOS5L:
3500         case INTUOSPS:
3501         case INTUOSPM:
3502         case INTUOSPL:
3503                 if (len == WACOM_PKGLEN_BBTOUCH3)
3504                         sync = wacom_bpt3_touch(wacom_wac);
3505                 else if (wacom_wac->data[0] == WACOM_REPORT_USB)
3506                         sync = wacom_status_irq(wacom_wac, len);
3507                 else
3508                         sync = wacom_intuos_irq(wacom_wac);
3509                 break;
3510
3511         case INTUOSP2_BT:
3512         case INTUOSP2S_BT:
3513         case INTUOSHT3_BT:
3514                 sync = wacom_intuos_pro2_bt_irq(wacom_wac, len);
3515                 break;
3516
3517         case TABLETPC:
3518         case TABLETPCE:
3519         case TABLETPC2FG:
3520         case MTSCREEN:
3521         case MTTPC:
3522         case MTTPC_B:
3523                 sync = wacom_tpc_irq(wacom_wac, len);
3524                 break;
3525
3526         case BAMBOO_PT:
3527         case BAMBOO_PEN:
3528         case BAMBOO_TOUCH:
3529         case INTUOSHT:
3530         case INTUOSHT2:
3531                 if (wacom_wac->data[0] == WACOM_REPORT_USB)
3532                         sync = wacom_status_irq(wacom_wac, len);
3533                 else
3534                         sync = wacom_bpt_irq(wacom_wac, len);
3535                 break;
3536
3537         case BAMBOO_PAD:
3538                 sync = wacom_bamboo_pad_irq(wacom_wac, len);
3539                 break;
3540
3541         case WIRELESS:
3542                 sync = wacom_wireless_irq(wacom_wac, len);
3543                 break;
3544
3545         case REMOTE:
3546                 sync = false;
3547                 if (wacom_wac->data[0] == WACOM_REPORT_DEVICE_LIST)
3548                         wacom_remote_status_irq(wacom_wac, len);
3549                 else
3550                         sync = wacom_remote_irq(wacom_wac, len);
3551                 break;
3552
3553         default:
3554                 sync = false;
3555                 break;
3556         }
3557
3558         if (sync) {
3559                 if (wacom_wac->pen_input)
3560                         input_sync(wacom_wac->pen_input);
3561                 if (wacom_wac->touch_input)
3562                         input_sync(wacom_wac->touch_input);
3563                 if (wacom_wac->pad_input)
3564                         input_sync(wacom_wac->pad_input);
3565         }
3566 }
3567
3568 static void wacom_setup_basic_pro_pen(struct wacom_wac *wacom_wac)
3569 {
3570         struct input_dev *input_dev = wacom_wac->pen_input;
3571
3572         input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
3573
3574         __set_bit(BTN_TOOL_PEN, input_dev->keybit);
3575         __set_bit(BTN_STYLUS, input_dev->keybit);
3576         __set_bit(BTN_STYLUS2, input_dev->keybit);
3577
3578         input_set_abs_params(input_dev, ABS_DISTANCE,
3579                              0, wacom_wac->features.distance_max, wacom_wac->features.distance_fuzz, 0);
3580 }
3581
3582 static void wacom_setup_cintiq(struct wacom_wac *wacom_wac)
3583 {
3584         struct input_dev *input_dev = wacom_wac->pen_input;
3585         struct wacom_features *features = &wacom_wac->features;
3586
3587         wacom_setup_basic_pro_pen(wacom_wac);
3588
3589         __set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3590         __set_bit(BTN_TOOL_BRUSH, input_dev->keybit);
3591         __set_bit(BTN_TOOL_PENCIL, input_dev->keybit);
3592         __set_bit(BTN_TOOL_AIRBRUSH, input_dev->keybit);
3593
3594         input_set_abs_params(input_dev, ABS_WHEEL, 0, 1023, 0, 0);
3595         input_set_abs_params(input_dev, ABS_TILT_X, -64, 63, features->tilt_fuzz, 0);
3596         input_abs_set_res(input_dev, ABS_TILT_X, 57);
3597         input_set_abs_params(input_dev, ABS_TILT_Y, -64, 63, features->tilt_fuzz, 0);
3598         input_abs_set_res(input_dev, ABS_TILT_Y, 57);
3599 }
3600
3601 static void wacom_setup_intuos(struct wacom_wac *wacom_wac)
3602 {
3603         struct input_dev *input_dev = wacom_wac->pen_input;
3604
3605         input_set_capability(input_dev, EV_REL, REL_WHEEL);
3606
3607         wacom_setup_cintiq(wacom_wac);
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         __set_bit(BTN_SIDE, input_dev->keybit);
3613         __set_bit(BTN_EXTRA, input_dev->keybit);
3614         __set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
3615         __set_bit(BTN_TOOL_LENS, input_dev->keybit);
3616
3617         input_set_abs_params(input_dev, ABS_RZ, -900, 899, 0, 0);
3618         input_abs_set_res(input_dev, ABS_RZ, 287);
3619         input_set_abs_params(input_dev, ABS_THROTTLE, -1023, 1023, 0, 0);
3620 }
3621
3622 void wacom_setup_device_quirks(struct wacom *wacom)
3623 {
3624         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
3625         struct wacom_features *features = &wacom->wacom_wac.features;
3626
3627         /* The pen and pad share the same interface on most devices */
3628         if (features->type == GRAPHIRE_BT || features->type == WACOM_G4 ||
3629             features->type == DTUS ||
3630             (features->type >= INTUOS3S && features->type <= WACOM_MO)) {
3631                 if (features->device_type & WACOM_DEVICETYPE_PEN)
3632                         features->device_type |= WACOM_DEVICETYPE_PAD;
3633         }
3634
3635         /* touch device found but size is not defined. use default */
3636         if (features->device_type & WACOM_DEVICETYPE_TOUCH && !features->x_max) {
3637                 features->x_max = 1023;
3638                 features->y_max = 1023;
3639         }
3640
3641         /*
3642          * Intuos5/Pro and Bamboo 3rd gen have no useful data about its
3643          * touch interface in its HID descriptor. If this is the touch
3644          * interface (PacketSize of WACOM_PKGLEN_BBTOUCH3), override the
3645          * tablet values.
3646          */
3647         if ((features->type >= INTUOS5S && features->type <= INTUOSPL) ||
3648                 (features->type >= INTUOSHT && features->type <= BAMBOO_PT)) {
3649                 if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
3650                         if (features->touch_max)
3651                                 features->device_type |= WACOM_DEVICETYPE_TOUCH;
3652                         if (features->type >= INTUOSHT && features->type <= BAMBOO_PT)
3653                                 features->device_type |= WACOM_DEVICETYPE_PAD;
3654
3655                         if (features->type == INTUOSHT2) {
3656                                 features->x_max = features->x_max / 10;
3657                                 features->y_max = features->y_max / 10;
3658                         }
3659                         else {
3660                                 features->x_max = 4096;
3661                                 features->y_max = 4096;
3662                         }
3663                 }
3664                 else if (features->pktlen == WACOM_PKGLEN_BBTOUCH) {
3665                         features->device_type |= WACOM_DEVICETYPE_PAD;
3666                 }
3667         }
3668
3669         /*
3670          * Hack for the Bamboo One:
3671          * the device presents a PAD/Touch interface as most Bamboos and even
3672          * sends ghosts PAD data on it. However, later, we must disable this
3673          * ghost interface, and we can not detect it unless we set it here
3674          * to WACOM_DEVICETYPE_PAD or WACOM_DEVICETYPE_TOUCH.
3675          */
3676         if (features->type == BAMBOO_PEN &&
3677             features->pktlen == WACOM_PKGLEN_BBTOUCH3)
3678                 features->device_type |= WACOM_DEVICETYPE_PAD;
3679
3680         /*
3681          * Raw Wacom-mode pen and touch events both come from interface
3682          * 0, whose HID descriptor has an application usage of 0xFF0D
3683          * (i.e., WACOM_HID_WD_DIGITIZER). We route pen packets back
3684          * out through the HID_GENERIC device created for interface 1,
3685          * so rewrite this one to be of type WACOM_DEVICETYPE_TOUCH.
3686          */
3687         if (features->type == BAMBOO_PAD)
3688                 features->device_type = WACOM_DEVICETYPE_TOUCH;
3689
3690         if (features->type == REMOTE)
3691                 features->device_type = WACOM_DEVICETYPE_PAD;
3692
3693         if (features->type == INTUOSP2_BT ||
3694             features->type == INTUOSP2S_BT) {
3695                 features->device_type |= WACOM_DEVICETYPE_PEN |
3696                                          WACOM_DEVICETYPE_PAD |
3697                                          WACOM_DEVICETYPE_TOUCH;
3698                 features->quirks |= WACOM_QUIRK_BATTERY;
3699         }
3700
3701         if (features->type == INTUOSHT3_BT) {
3702                 features->device_type |= WACOM_DEVICETYPE_PEN |
3703                                          WACOM_DEVICETYPE_PAD;
3704                 features->quirks |= WACOM_QUIRK_BATTERY;
3705         }
3706
3707         switch (features->type) {
3708         case PL:
3709         case DTU:
3710         case DTUS:
3711         case DTUSX:
3712         case WACOM_21UX2:
3713         case WACOM_22HD:
3714         case DTK:
3715         case WACOM_24HD:
3716         case WACOM_27QHD:
3717         case CINTIQ_HYBRID:
3718         case CINTIQ_COMPANION_2:
3719         case CINTIQ:
3720         case WACOM_BEE:
3721         case WACOM_13HD:
3722         case WACOM_24HDT:
3723         case WACOM_27QHDT:
3724         case TABLETPC:
3725         case TABLETPCE:
3726         case TABLETPC2FG:
3727         case MTSCREEN:
3728         case MTTPC:
3729         case MTTPC_B:
3730                 features->device_type |= WACOM_DEVICETYPE_DIRECT;
3731                 break;
3732         }
3733
3734         if (wacom->hdev->bus == BUS_BLUETOOTH)
3735                 features->quirks |= WACOM_QUIRK_BATTERY;
3736
3737         /* quirk for bamboo touch with 2 low res touches */
3738         if ((features->type == BAMBOO_PT || features->type == BAMBOO_TOUCH) &&
3739             features->pktlen == WACOM_PKGLEN_BBTOUCH) {
3740                 features->x_max <<= 5;
3741                 features->y_max <<= 5;
3742                 features->x_fuzz <<= 5;
3743                 features->y_fuzz <<= 5;
3744                 features->quirks |= WACOM_QUIRK_BBTOUCH_LOWRES;
3745         }
3746
3747         if (features->type == WIRELESS) {
3748                 if (features->device_type == WACOM_DEVICETYPE_WL_MONITOR) {
3749                         features->quirks |= WACOM_QUIRK_BATTERY;
3750                 }
3751         }
3752
3753         if (features->type == REMOTE)
3754                 features->device_type |= WACOM_DEVICETYPE_WL_MONITOR;
3755
3756         /* HID descriptor for DTK-2451 / DTH-2452 claims to report lots
3757          * of things it shouldn't. Lets fix up the damage...
3758          */
3759         if (wacom->hdev->product == 0x382 || wacom->hdev->product == 0x37d) {
3760                 features->quirks &= ~WACOM_QUIRK_TOOLSERIAL;
3761                 __clear_bit(BTN_TOOL_BRUSH, wacom_wac->pen_input->keybit);
3762                 __clear_bit(BTN_TOOL_PENCIL, wacom_wac->pen_input->keybit);
3763                 __clear_bit(BTN_TOOL_AIRBRUSH, wacom_wac->pen_input->keybit);
3764                 __clear_bit(ABS_Z, wacom_wac->pen_input->absbit);
3765                 __clear_bit(ABS_DISTANCE, wacom_wac->pen_input->absbit);
3766                 __clear_bit(ABS_TILT_X, wacom_wac->pen_input->absbit);
3767                 __clear_bit(ABS_TILT_Y, wacom_wac->pen_input->absbit);
3768                 __clear_bit(ABS_WHEEL, wacom_wac->pen_input->absbit);
3769                 __clear_bit(ABS_MISC, wacom_wac->pen_input->absbit);
3770                 __clear_bit(MSC_SERIAL, wacom_wac->pen_input->mscbit);
3771                 __clear_bit(EV_MSC, wacom_wac->pen_input->evbit);
3772         }
3773 }
3774
3775 int wacom_setup_pen_input_capabilities(struct input_dev *input_dev,
3776                                    struct wacom_wac *wacom_wac)
3777 {
3778         struct wacom_features *features = &wacom_wac->features;
3779
3780         if (!(features->device_type & WACOM_DEVICETYPE_PEN))
3781                 return -ENODEV;
3782
3783         if (features->device_type & WACOM_DEVICETYPE_DIRECT)
3784                 __set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
3785         else
3786                 __set_bit(INPUT_PROP_POINTER, input_dev->propbit);
3787
3788         if (features->type == HID_GENERIC)
3789                 /* setup has already been done */
3790                 return 0;
3791
3792         input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
3793         __set_bit(BTN_TOUCH, input_dev->keybit);
3794         __set_bit(ABS_MISC, input_dev->absbit);
3795
3796         input_set_abs_params(input_dev, ABS_X, 0 + features->offset_left,
3797                              features->x_max - features->offset_right,
3798                              features->x_fuzz, 0);
3799         input_set_abs_params(input_dev, ABS_Y, 0 + features->offset_top,
3800                              features->y_max - features->offset_bottom,
3801                              features->y_fuzz, 0);
3802         input_set_abs_params(input_dev, ABS_PRESSURE, 0,
3803                 features->pressure_max, features->pressure_fuzz, 0);
3804
3805         /* penabled devices have fixed resolution for each model */
3806         input_abs_set_res(input_dev, ABS_X, features->x_resolution);
3807         input_abs_set_res(input_dev, ABS_Y, features->y_resolution);
3808
3809         switch (features->type) {
3810         case GRAPHIRE_BT:
3811                 __clear_bit(ABS_MISC, input_dev->absbit);
3812                 fallthrough;
3813
3814         case WACOM_MO:
3815         case WACOM_G4:
3816                 input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3817                                               features->distance_max,
3818                                               features->distance_fuzz, 0);
3819                 fallthrough;
3820
3821         case GRAPHIRE:
3822                 input_set_capability(input_dev, EV_REL, REL_WHEEL);
3823
3824                 __set_bit(BTN_LEFT, input_dev->keybit);
3825                 __set_bit(BTN_RIGHT, input_dev->keybit);
3826                 __set_bit(BTN_MIDDLE, input_dev->keybit);
3827
3828                 __set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3829                 __set_bit(BTN_TOOL_PEN, input_dev->keybit);
3830                 __set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
3831                 __set_bit(BTN_STYLUS, input_dev->keybit);
3832                 __set_bit(BTN_STYLUS2, input_dev->keybit);
3833                 break;
3834
3835         case WACOM_27QHD:
3836         case WACOM_24HD:
3837         case DTK:
3838         case WACOM_22HD:
3839         case WACOM_21UX2:
3840         case WACOM_BEE:
3841         case CINTIQ:
3842         case WACOM_13HD:
3843         case CINTIQ_HYBRID:
3844         case CINTIQ_COMPANION_2:
3845                 input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3846                 input_abs_set_res(input_dev, ABS_Z, 287);
3847                 wacom_setup_cintiq(wacom_wac);
3848                 break;
3849
3850         case INTUOS3:
3851         case INTUOS3L:
3852         case INTUOS3S:
3853         case INTUOS4:
3854         case INTUOS4WL:
3855         case INTUOS4L:
3856         case INTUOS4S:
3857                 input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3858                 input_abs_set_res(input_dev, ABS_Z, 287);
3859                 fallthrough;
3860
3861         case INTUOS:
3862                 wacom_setup_intuos(wacom_wac);
3863                 break;
3864
3865         case INTUOS5:
3866         case INTUOS5L:
3867         case INTUOSPM:
3868         case INTUOSPL:
3869         case INTUOS5S:
3870         case INTUOSPS:
3871         case INTUOSP2_BT:
3872         case INTUOSP2S_BT:
3873                 input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3874                                       features->distance_max,
3875                                       features->distance_fuzz, 0);
3876
3877                 input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3878                 input_abs_set_res(input_dev, ABS_Z, 287);
3879
3880                 wacom_setup_intuos(wacom_wac);
3881                 break;
3882
3883         case WACOM_24HDT:
3884         case WACOM_27QHDT:
3885         case MTSCREEN:
3886         case MTTPC:
3887         case MTTPC_B:
3888         case TABLETPC2FG:
3889         case TABLETPC:
3890         case TABLETPCE:
3891                 __clear_bit(ABS_MISC, input_dev->absbit);
3892                 fallthrough;
3893
3894         case DTUS:
3895         case DTUSX:
3896         case PL:
3897         case DTU:
3898                 __set_bit(BTN_TOOL_PEN, input_dev->keybit);
3899                 __set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3900                 __set_bit(BTN_STYLUS, input_dev->keybit);
3901                 __set_bit(BTN_STYLUS2, input_dev->keybit);
3902                 break;
3903
3904         case PTU:
3905                 __set_bit(BTN_STYLUS2, input_dev->keybit);
3906                 fallthrough;
3907
3908         case PENPARTNER:
3909                 __set_bit(BTN_TOOL_PEN, input_dev->keybit);
3910                 __set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3911                 __set_bit(BTN_STYLUS, input_dev->keybit);
3912                 break;
3913
3914         case INTUOSHT:
3915         case BAMBOO_PT:
3916         case BAMBOO_PEN:
3917         case INTUOSHT2:
3918         case INTUOSHT3_BT:
3919                 if (features->type == INTUOSHT2 ||
3920                     features->type == INTUOSHT3_BT) {
3921                         wacom_setup_basic_pro_pen(wacom_wac);
3922                 } else {
3923                         __clear_bit(ABS_MISC, input_dev->absbit);
3924                         __set_bit(BTN_TOOL_PEN, input_dev->keybit);
3925                         __set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3926                         __set_bit(BTN_STYLUS, input_dev->keybit);
3927                         __set_bit(BTN_STYLUS2, input_dev->keybit);
3928                         input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3929                                       features->distance_max,
3930                                       features->distance_fuzz, 0);
3931                 }
3932                 break;
3933         case BAMBOO_PAD:
3934                 __clear_bit(ABS_MISC, input_dev->absbit);
3935                 break;
3936         }
3937         return 0;
3938 }
3939
3940 int wacom_setup_touch_input_capabilities(struct input_dev *input_dev,
3941                                          struct wacom_wac *wacom_wac)
3942 {
3943         struct wacom_features *features = &wacom_wac->features;
3944
3945         if (!(features->device_type & WACOM_DEVICETYPE_TOUCH))
3946                 return -ENODEV;
3947
3948         if (features->device_type & WACOM_DEVICETYPE_DIRECT)
3949                 __set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
3950         else
3951                 __set_bit(INPUT_PROP_POINTER, input_dev->propbit);
3952
3953         if (features->type == HID_GENERIC)
3954                 /* setup has already been done */
3955                 return 0;
3956
3957         input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
3958         __set_bit(BTN_TOUCH, input_dev->keybit);
3959
3960         if (features->touch_max == 1) {
3961                 input_set_abs_params(input_dev, ABS_X, 0,
3962                         features->x_max, features->x_fuzz, 0);
3963                 input_set_abs_params(input_dev, ABS_Y, 0,
3964                         features->y_max, features->y_fuzz, 0);
3965                 input_abs_set_res(input_dev, ABS_X,
3966                                   features->x_resolution);
3967                 input_abs_set_res(input_dev, ABS_Y,
3968                                   features->y_resolution);
3969         }
3970         else if (features->touch_max > 1) {
3971                 input_set_abs_params(input_dev, ABS_MT_POSITION_X, 0,
3972                         features->x_max, features->x_fuzz, 0);
3973                 input_set_abs_params(input_dev, ABS_MT_POSITION_Y, 0,
3974                         features->y_max, features->y_fuzz, 0);
3975                 input_abs_set_res(input_dev, ABS_MT_POSITION_X,
3976                                   features->x_resolution);
3977                 input_abs_set_res(input_dev, ABS_MT_POSITION_Y,
3978                                   features->y_resolution);
3979         }
3980
3981         switch (features->type) {
3982         case INTUOSP2_BT:
3983         case INTUOSP2S_BT:
3984                 input_dev->evbit[0] |= BIT_MASK(EV_SW);
3985                 __set_bit(SW_MUTE_DEVICE, input_dev->swbit);
3986
3987                 if (wacom_wac->shared->touch->product == 0x361) {
3988                         input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3989                                              0, 12440, 4, 0);
3990                         input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3991                                              0, 8640, 4, 0);
3992                 }
3993                 else if (wacom_wac->shared->touch->product == 0x360) {
3994                         input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3995                                              0, 8960, 4, 0);
3996                         input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3997                                              0, 5920, 4, 0);
3998                 }
3999                 else if (wacom_wac->shared->touch->product == 0x393) {
4000                         input_set_abs_params(input_dev, ABS_MT_POSITION_X,
4001                                              0, 6400, 4, 0);
4002                         input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
4003                                              0, 4000, 4, 0);
4004                 }
4005                 input_abs_set_res(input_dev, ABS_MT_POSITION_X, 40);
4006                 input_abs_set_res(input_dev, ABS_MT_POSITION_Y, 40);
4007
4008                 fallthrough;
4009
4010         case INTUOS5:
4011         case INTUOS5L:
4012         case INTUOSPM:
4013         case INTUOSPL:
4014         case INTUOS5S:
4015         case INTUOSPS:
4016                 input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, features->x_max, 0, 0);
4017                 input_set_abs_params(input_dev, ABS_MT_TOUCH_MINOR, 0, features->y_max, 0, 0);
4018                 input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_POINTER);
4019                 break;
4020
4021         case WACOM_24HDT:
4022                 input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, features->x_max, 0, 0);
4023                 input_set_abs_params(input_dev, ABS_MT_WIDTH_MAJOR, 0, features->x_max, 0, 0);
4024                 input_set_abs_params(input_dev, ABS_MT_WIDTH_MINOR, 0, features->y_max, 0, 0);
4025                 input_set_abs_params(input_dev, ABS_MT_ORIENTATION, 0, 1, 0, 0);
4026                 fallthrough;
4027
4028         case WACOM_27QHDT:
4029                 if (wacom_wac->shared->touch->product == 0x32C ||
4030                     wacom_wac->shared->touch->product == 0xF6) {
4031                         input_dev->evbit[0] |= BIT_MASK(EV_SW);
4032                         __set_bit(SW_MUTE_DEVICE, input_dev->swbit);
4033                         wacom_wac->has_mute_touch_switch = true;
4034                         wacom_wac->is_soft_touch_switch = true;
4035                 }
4036                 fallthrough;
4037
4038         case MTSCREEN:
4039         case MTTPC:
4040         case MTTPC_B:
4041         case TABLETPC2FG:
4042                 input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_DIRECT);
4043                 fallthrough;
4044
4045         case TABLETPC:
4046         case TABLETPCE:
4047                 break;
4048
4049         case INTUOSHT:
4050         case INTUOSHT2:
4051                 input_dev->evbit[0] |= BIT_MASK(EV_SW);
4052                 __set_bit(SW_MUTE_DEVICE, input_dev->swbit);
4053                 fallthrough;
4054
4055         case BAMBOO_PT:
4056         case BAMBOO_TOUCH:
4057                 if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
4058                         input_set_abs_params(input_dev,
4059                                      ABS_MT_TOUCH_MAJOR,
4060                                      0, features->x_max, 0, 0);
4061                         input_set_abs_params(input_dev,
4062                                      ABS_MT_TOUCH_MINOR,
4063                                      0, features->y_max, 0, 0);
4064                 }
4065                 input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_POINTER);
4066                 break;
4067
4068         case BAMBOO_PAD:
4069                 input_mt_init_slots(input_dev, features->touch_max,
4070                                     INPUT_MT_POINTER);
4071                 __set_bit(BTN_LEFT, input_dev->keybit);
4072                 __set_bit(BTN_RIGHT, input_dev->keybit);
4073                 break;
4074         }
4075         return 0;
4076 }
4077
4078 static int wacom_numbered_button_to_key(int n)
4079 {
4080         if (n < 10)
4081                 return BTN_0 + n;
4082         else if (n < 16)
4083                 return BTN_A + (n-10);
4084         else if (n < 18)
4085                 return BTN_BASE + (n-16);
4086         else
4087                 return 0;
4088 }
4089
4090 static void wacom_setup_numbered_buttons(struct input_dev *input_dev,
4091                                 int button_count)
4092 {
4093         int i;
4094
4095         for (i = 0; i < button_count; i++) {
4096                 int key = wacom_numbered_button_to_key(i);
4097
4098                 if (key)
4099                         __set_bit(key, input_dev->keybit);
4100         }
4101 }
4102
4103 static void wacom_24hd_update_leds(struct wacom *wacom, int mask, int group)
4104 {
4105         struct wacom_led *led;
4106         int i;
4107         bool updated = false;
4108
4109         /*
4110          * 24HD has LED group 1 to the left and LED group 0 to the right.
4111          * So group 0 matches the second half of the buttons and thus the mask
4112          * needs to be shifted.
4113          */
4114         if (group == 0)
4115                 mask >>= 8;
4116
4117         for (i = 0; i < 3; i++) {
4118                 led = wacom_led_find(wacom, group, i);
4119                 if (!led) {
4120                         hid_err(wacom->hdev, "can't find LED %d in group %d\n",
4121                                 i, group);
4122                         continue;
4123                 }
4124                 if (!updated && mask & BIT(i)) {
4125                         led->held = true;
4126                         led_trigger_event(&led->trigger, LED_FULL);
4127                 } else {
4128                         led->held = false;
4129                 }
4130         }
4131 }
4132
4133 static bool wacom_is_led_toggled(struct wacom *wacom, int button_count,
4134                                  int mask, int group)
4135 {
4136         int group_button;
4137
4138         /*
4139          * 21UX2 has LED group 1 to the left and LED group 0
4140          * to the right. We need to reverse the group to match this
4141          * historical behavior.
4142          */
4143         if (wacom->wacom_wac.features.type == WACOM_21UX2)
4144                 group = 1 - group;
4145
4146         group_button = group * (button_count/wacom->led.count);
4147
4148         if (wacom->wacom_wac.features.type == INTUOSP2_BT)
4149                 group_button = 8;
4150
4151         return mask & (1 << group_button);
4152 }
4153
4154 static void wacom_update_led(struct wacom *wacom, int button_count, int mask,
4155                              int group)
4156 {
4157         struct wacom_led *led, *next_led;
4158         int cur;
4159         bool pressed;
4160
4161         if (wacom->wacom_wac.features.type == WACOM_24HD)
4162                 return wacom_24hd_update_leds(wacom, mask, group);
4163
4164         pressed = wacom_is_led_toggled(wacom, button_count, mask, group);
4165         cur = wacom->led.groups[group].select;
4166
4167         led = wacom_led_find(wacom, group, cur);
4168         if (!led) {
4169                 hid_err(wacom->hdev, "can't find current LED %d in group %d\n",
4170                         cur, group);
4171                 return;
4172         }
4173
4174         if (!pressed) {
4175                 led->held = false;
4176                 return;
4177         }
4178
4179         if (led->held && pressed)
4180                 return;
4181
4182         next_led = wacom_led_next(wacom, led);
4183         if (!next_led) {
4184                 hid_err(wacom->hdev, "can't find next LED in group %d\n",
4185                         group);
4186                 return;
4187         }
4188         if (next_led == led)
4189                 return;
4190
4191         next_led->held = true;
4192         led_trigger_event(&next_led->trigger,
4193                           wacom_leds_brightness_get(next_led));
4194 }
4195
4196 static void wacom_report_numbered_buttons(struct input_dev *input_dev,
4197                                 int button_count, int mask)
4198 {
4199         struct wacom *wacom = input_get_drvdata(input_dev);
4200         int i;
4201
4202         for (i = 0; i < wacom->led.count; i++)
4203                 wacom_update_led(wacom,  button_count, mask, i);
4204
4205         for (i = 0; i < button_count; i++) {
4206                 int key = wacom_numbered_button_to_key(i);
4207
4208                 if (key)
4209                         input_report_key(input_dev, key, mask & (1 << i));
4210         }
4211 }
4212
4213 int wacom_setup_pad_input_capabilities(struct input_dev *input_dev,
4214                                    struct wacom_wac *wacom_wac)
4215 {
4216         struct wacom_features *features = &wacom_wac->features;
4217
4218         if ((features->type == HID_GENERIC) && features->numbered_buttons > 0)
4219                 features->device_type |= WACOM_DEVICETYPE_PAD;
4220
4221         if (!(features->device_type & WACOM_DEVICETYPE_PAD))
4222                 return -ENODEV;
4223
4224         if (features->type == REMOTE && input_dev == wacom_wac->pad_input)
4225                 return -ENODEV;
4226
4227         input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
4228
4229         /* kept for making legacy xf86-input-wacom working with the wheels */
4230         __set_bit(ABS_MISC, input_dev->absbit);
4231
4232         /* kept for making legacy xf86-input-wacom accepting the pad */
4233         if (!(input_dev->absinfo && (input_dev->absinfo[ABS_X].minimum ||
4234               input_dev->absinfo[ABS_X].maximum)))
4235                 input_set_abs_params(input_dev, ABS_X, 0, 1, 0, 0);
4236         if (!(input_dev->absinfo && (input_dev->absinfo[ABS_Y].minimum ||
4237               input_dev->absinfo[ABS_Y].maximum)))
4238                 input_set_abs_params(input_dev, ABS_Y, 0, 1, 0, 0);
4239
4240         /* kept for making udev and libwacom accepting the pad */
4241         __set_bit(BTN_STYLUS, input_dev->keybit);
4242
4243         wacom_setup_numbered_buttons(input_dev, features->numbered_buttons);
4244
4245         switch (features->type) {
4246
4247         case CINTIQ_HYBRID:
4248         case CINTIQ_COMPANION_2:
4249         case DTK:
4250         case DTUS:
4251         case GRAPHIRE_BT:
4252                 break;
4253
4254         case WACOM_MO:
4255                 __set_bit(BTN_BACK, input_dev->keybit);
4256                 __set_bit(BTN_LEFT, input_dev->keybit);
4257                 __set_bit(BTN_FORWARD, input_dev->keybit);
4258                 __set_bit(BTN_RIGHT, input_dev->keybit);
4259                 input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4260                 break;
4261
4262         case WACOM_G4:
4263                 __set_bit(BTN_BACK, input_dev->keybit);
4264                 __set_bit(BTN_FORWARD, input_dev->keybit);
4265                 input_set_capability(input_dev, EV_REL, REL_WHEEL);
4266                 break;
4267
4268         case WACOM_24HD:
4269                 __set_bit(KEY_PROG1, input_dev->keybit);
4270                 __set_bit(KEY_PROG2, input_dev->keybit);
4271                 __set_bit(KEY_PROG3, input_dev->keybit);
4272
4273                 __set_bit(KEY_ONSCREEN_KEYBOARD, input_dev->keybit);
4274                 __set_bit(KEY_INFO, input_dev->keybit);
4275
4276                 if (!features->oPid)
4277                         __set_bit(KEY_BUTTONCONFIG, input_dev->keybit);
4278
4279                 input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4280                 input_set_abs_params(input_dev, ABS_THROTTLE, 0, 71, 0, 0);
4281                 break;
4282
4283         case WACOM_27QHD:
4284                 __set_bit(KEY_PROG1, input_dev->keybit);
4285                 __set_bit(KEY_PROG2, input_dev->keybit);
4286                 __set_bit(KEY_PROG3, input_dev->keybit);
4287
4288                 __set_bit(KEY_ONSCREEN_KEYBOARD, input_dev->keybit);
4289                 __set_bit(KEY_BUTTONCONFIG, input_dev->keybit);
4290
4291                 if (!features->oPid)
4292                         __set_bit(KEY_CONTROLPANEL, input_dev->keybit);
4293                 input_set_abs_params(input_dev, ABS_X, -2048, 2048, 0, 0);
4294                 input_abs_set_res(input_dev, ABS_X, 1024); /* points/g */
4295                 input_set_abs_params(input_dev, ABS_Y, -2048, 2048, 0, 0);
4296                 input_abs_set_res(input_dev, ABS_Y, 1024);
4297                 input_set_abs_params(input_dev, ABS_Z, -2048, 2048, 0, 0);
4298                 input_abs_set_res(input_dev, ABS_Z, 1024);
4299                 __set_bit(INPUT_PROP_ACCELEROMETER, input_dev->propbit);
4300                 break;
4301
4302         case WACOM_22HD:
4303                 __set_bit(KEY_PROG1, input_dev->keybit);
4304                 __set_bit(KEY_PROG2, input_dev->keybit);
4305                 __set_bit(KEY_PROG3, input_dev->keybit);
4306
4307                 __set_bit(KEY_BUTTONCONFIG, input_dev->keybit);
4308                 __set_bit(KEY_INFO, input_dev->keybit);
4309                 fallthrough;
4310
4311         case WACOM_21UX2:
4312         case WACOM_BEE:
4313         case CINTIQ:
4314                 input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
4315                 input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
4316                 break;
4317
4318         case WACOM_13HD:
4319                 input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4320                 break;
4321
4322         case INTUOS3:
4323         case INTUOS3L:
4324                 input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
4325                 fallthrough;
4326
4327         case INTUOS3S:
4328                 input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
4329                 break;
4330
4331         case INTUOS5:
4332         case INTUOS5L:
4333         case INTUOSPM:
4334         case INTUOSPL:
4335         case INTUOS5S:
4336         case INTUOSPS:
4337         case INTUOSP2_BT:
4338         case INTUOSP2S_BT:
4339                 input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4340                 break;
4341
4342         case INTUOS4WL:
4343                 /*
4344                  * For Bluetooth devices, the udev rule does not work correctly
4345                  * for pads unless we add a stylus capability, which forces
4346                  * ID_INPUT_TABLET to be set.
4347                  */
4348                 __set_bit(BTN_STYLUS, input_dev->keybit);
4349                 fallthrough;
4350
4351         case INTUOS4:
4352         case INTUOS4L:
4353         case INTUOS4S:
4354                 input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4355                 break;
4356
4357         case INTUOSHT:
4358         case BAMBOO_PT:
4359         case BAMBOO_TOUCH:
4360         case INTUOSHT2:
4361                 __clear_bit(ABS_MISC, input_dev->absbit);
4362
4363                 __set_bit(BTN_LEFT, input_dev->keybit);
4364                 __set_bit(BTN_FORWARD, input_dev->keybit);
4365                 __set_bit(BTN_BACK, input_dev->keybit);
4366                 __set_bit(BTN_RIGHT, input_dev->keybit);
4367
4368                 break;
4369
4370         case REMOTE:
4371                 input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
4372                 input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4373                 break;
4374
4375         case INTUOSHT3_BT:
4376         case HID_GENERIC:
4377                 break;
4378
4379         default:
4380                 /* no pad supported */
4381                 return -ENODEV;
4382         }
4383         return 0;
4384 }
4385
4386 static const struct wacom_features wacom_features_0x00 =
4387         { "Wacom Penpartner", 5040, 3780, 255, 0,
4388           PENPARTNER, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
4389 static const struct wacom_features wacom_features_0x10 =
4390         { "Wacom Graphire", 10206, 7422, 511, 63,
4391           GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4392 static const struct wacom_features wacom_features_0x81 =
4393         { "Wacom Graphire BT", 16704, 12064, 511, 32,
4394           GRAPHIRE_BT, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES, 2 };
4395 static const struct wacom_features wacom_features_0x11 =
4396         { "Wacom Graphire2 4x5", 10206, 7422, 511, 63,
4397           GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4398 static const struct wacom_features wacom_features_0x12 =
4399         { "Wacom Graphire2 5x7", 13918, 10206, 511, 63,
4400           GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4401 static const struct wacom_features wacom_features_0x13 =
4402         { "Wacom Graphire3", 10208, 7424, 511, 63,
4403           GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4404 static const struct wacom_features wacom_features_0x14 =
4405         { "Wacom Graphire3 6x8", 16704, 12064, 511, 63,
4406           GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4407 static const struct wacom_features wacom_features_0x15 =
4408         { "Wacom Graphire4 4x5", 10208, 7424, 511, 63,
4409           WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4410 static const struct wacom_features wacom_features_0x16 =
4411         { "Wacom Graphire4 6x8", 16704, 12064, 511, 63,
4412           WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4413 static const struct wacom_features wacom_features_0x17 =
4414         { "Wacom BambooFun 4x5", 14760, 9225, 511, 63,
4415           WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4416 static const struct wacom_features wacom_features_0x18 =
4417         { "Wacom BambooFun 6x8", 21648, 13530, 511, 63,
4418           WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4419 static const struct wacom_features wacom_features_0x19 =
4420         { "Wacom Bamboo1 Medium", 16704, 12064, 511, 63,
4421           GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4422 static const struct wacom_features wacom_features_0x60 =
4423         { "Wacom Volito", 5104, 3712, 511, 63,
4424           GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4425 static const struct wacom_features wacom_features_0x61 =
4426         { "Wacom PenStation2", 3250, 2320, 255, 63,
4427           GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4428 static const struct wacom_features wacom_features_0x62 =
4429         { "Wacom Volito2 4x5", 5104, 3712, 511, 63,
4430           GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4431 static const struct wacom_features wacom_features_0x63 =
4432         { "Wacom Volito2 2x3", 3248, 2320, 511, 63,
4433           GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4434 static const struct wacom_features wacom_features_0x64 =
4435         { "Wacom PenPartner2", 3250, 2320, 511, 63,
4436           GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4437 static const struct wacom_features wacom_features_0x65 =
4438         { "Wacom Bamboo", 14760, 9225, 511, 63,
4439           WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4440 static const struct wacom_features wacom_features_0x69 =
4441         { "Wacom Bamboo1", 5104, 3712, 511, 63,
4442           GRAPHIRE, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
4443 static const struct wacom_features wacom_features_0x6A =
4444         { "Wacom Bamboo1 4x6", 14760, 9225, 1023, 63,
4445           GRAPHIRE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4446 static const struct wacom_features wacom_features_0x6B =
4447         { "Wacom Bamboo1 5x8", 21648, 13530, 1023, 63,
4448           GRAPHIRE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4449 static const struct wacom_features wacom_features_0x20 =
4450         { "Wacom Intuos 4x5", 12700, 10600, 1023, 31,
4451           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4452 static const struct wacom_features wacom_features_0x21 =
4453         { "Wacom Intuos 6x8", 20320, 16240, 1023, 31,
4454           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4455 static const struct wacom_features wacom_features_0x22 =
4456         { "Wacom Intuos 9x12", 30480, 24060, 1023, 31,
4457           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4458 static const struct wacom_features wacom_features_0x23 =
4459         { "Wacom Intuos 12x12", 30480, 31680, 1023, 31,
4460           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4461 static const struct wacom_features wacom_features_0x24 =
4462         { "Wacom Intuos 12x18", 45720, 31680, 1023, 31,
4463           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4464 static const struct wacom_features wacom_features_0x30 =
4465         { "Wacom PL400", 5408, 4056, 255, 0,
4466           PL, WACOM_PL_RES, WACOM_PL_RES };
4467 static const struct wacom_features wacom_features_0x31 =
4468         { "Wacom PL500", 6144, 4608, 255, 0,
4469           PL, WACOM_PL_RES, WACOM_PL_RES };
4470 static const struct wacom_features wacom_features_0x32 =
4471         { "Wacom PL600", 6126, 4604, 255, 0,
4472           PL, WACOM_PL_RES, WACOM_PL_RES };
4473 static const struct wacom_features wacom_features_0x33 =
4474         { "Wacom PL600SX", 6260, 5016, 255, 0,
4475           PL, WACOM_PL_RES, WACOM_PL_RES };
4476 static const struct wacom_features wacom_features_0x34 =
4477         { "Wacom PL550", 6144, 4608, 511, 0,
4478           PL, WACOM_PL_RES, WACOM_PL_RES };
4479 static const struct wacom_features wacom_features_0x35 =
4480         { "Wacom PL800", 7220, 5780, 511, 0,
4481           PL, WACOM_PL_RES, WACOM_PL_RES };
4482 static const struct wacom_features wacom_features_0x37 =
4483         { "Wacom PL700", 6758, 5406, 511, 0,
4484           PL, WACOM_PL_RES, WACOM_PL_RES };
4485 static const struct wacom_features wacom_features_0x38 =
4486         { "Wacom PL510", 6282, 4762, 511, 0,
4487           PL, WACOM_PL_RES, WACOM_PL_RES };
4488 static const struct wacom_features wacom_features_0x39 =
4489         { "Wacom DTU710", 34080, 27660, 511, 0,
4490           PL, WACOM_PL_RES, WACOM_PL_RES };
4491 static const struct wacom_features wacom_features_0xC4 =
4492         { "Wacom DTF521", 6282, 4762, 511, 0,
4493           PL, WACOM_PL_RES, WACOM_PL_RES };
4494 static const struct wacom_features wacom_features_0xC0 =
4495         { "Wacom DTF720", 6858, 5506, 511, 0,
4496           PL, WACOM_PL_RES, WACOM_PL_RES };
4497 static const struct wacom_features wacom_features_0xC2 =
4498         { "Wacom DTF720a", 6858, 5506, 511, 0,
4499           PL, WACOM_PL_RES, WACOM_PL_RES };
4500 static const struct wacom_features wacom_features_0x03 =
4501         { "Wacom Cintiq Partner", 20480, 15360, 511, 0,
4502           PTU, WACOM_PL_RES, WACOM_PL_RES };
4503 static const struct wacom_features wacom_features_0x41 =
4504         { "Wacom Intuos2 4x5", 12700, 10600, 1023, 31,
4505           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4506 static const struct wacom_features wacom_features_0x42 =
4507         { "Wacom Intuos2 6x8", 20320, 16240, 1023, 31,
4508           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4509 static const struct wacom_features wacom_features_0x43 =
4510         { "Wacom Intuos2 9x12", 30480, 24060, 1023, 31,
4511           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4512 static const struct wacom_features wacom_features_0x44 =
4513         { "Wacom Intuos2 12x12", 30480, 31680, 1023, 31,
4514           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4515 static const struct wacom_features wacom_features_0x45 =
4516         { "Wacom Intuos2 12x18", 45720, 31680, 1023, 31,
4517           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4518 static const struct wacom_features wacom_features_0xB0 =
4519         { "Wacom Intuos3 4x5", 25400, 20320, 1023, 63,
4520           INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 4 };
4521 static const struct wacom_features wacom_features_0xB1 =
4522         { "Wacom Intuos3 6x8", 40640, 30480, 1023, 63,
4523           INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4524 static const struct wacom_features wacom_features_0xB2 =
4525         { "Wacom Intuos3 9x12", 60960, 45720, 1023, 63,
4526           INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4527 static const struct wacom_features wacom_features_0xB3 =
4528         { "Wacom Intuos3 12x12", 60960, 60960, 1023, 63,
4529           INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4530 static const struct wacom_features wacom_features_0xB4 =
4531         { "Wacom Intuos3 12x19", 97536, 60960, 1023, 63,
4532           INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4533 static const struct wacom_features wacom_features_0xB5 =
4534         { "Wacom Intuos3 6x11", 54204, 31750, 1023, 63,
4535           INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4536 static const struct wacom_features wacom_features_0xB7 =
4537         { "Wacom Intuos3 4x6", 31496, 19685, 1023, 63,
4538           INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 4 };
4539 static const struct wacom_features wacom_features_0xB8 =
4540         { "Wacom Intuos4 4x6", 31496, 19685, 2047, 63,
4541           INTUOS4S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7 };
4542 static const struct wacom_features wacom_features_0xB9 =
4543         { "Wacom Intuos4 6x9", 44704, 27940, 2047, 63,
4544           INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4545 static const struct wacom_features wacom_features_0xBA =
4546         { "Wacom Intuos4 8x13", 65024, 40640, 2047, 63,
4547           INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4548 static const struct wacom_features wacom_features_0xBB =
4549         { "Wacom Intuos4 12x19", 97536, 60960, 2047, 63,
4550           INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4551 static const struct wacom_features wacom_features_0xBC =
4552         { "Wacom Intuos4 WL", 40640, 25400, 2047, 63,
4553           INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4554 static const struct wacom_features wacom_features_0xBD =
4555         { "Wacom Intuos4 WL", 40640, 25400, 2047, 63,
4556           INTUOS4WL, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4557 static const struct wacom_features wacom_features_0x26 =
4558         { "Wacom Intuos5 touch S", 31496, 19685, 2047, 63,
4559           INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7, .touch_max = 16 };
4560 static const struct wacom_features wacom_features_0x27 =
4561         { "Wacom Intuos5 touch M", 44704, 27940, 2047, 63,
4562           INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16 };
4563 static const struct wacom_features wacom_features_0x28 =
4564         { "Wacom Intuos5 touch L", 65024, 40640, 2047, 63,
4565           INTUOS5L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16 };
4566 static const struct wacom_features wacom_features_0x29 =
4567         { "Wacom Intuos5 S", 31496, 19685, 2047, 63,
4568           INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7 };
4569 static const struct wacom_features wacom_features_0x2A =
4570         { "Wacom Intuos5 M", 44704, 27940, 2047, 63,
4571           INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4572 static const struct wacom_features wacom_features_0x314 =
4573         { "Wacom Intuos Pro S", 31496, 19685, 2047, 63,
4574           INTUOSPS, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7, .touch_max = 16,
4575           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4576 static const struct wacom_features wacom_features_0x315 =
4577         { "Wacom Intuos Pro M", 44704, 27940, 2047, 63,
4578           INTUOSPM, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16,
4579           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4580 static const struct wacom_features wacom_features_0x317 =
4581         { "Wacom Intuos Pro L", 65024, 40640, 2047, 63,
4582           INTUOSPL, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16,
4583           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4584 static const struct wacom_features wacom_features_0xF4 =
4585         { "Wacom Cintiq 24HD", 104480, 65600, 2047, 63,
4586           WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 16,
4587           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4588           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4589 static const struct wacom_features wacom_features_0xF8 =
4590         { "Wacom Cintiq 24HD touch", 104480, 65600, 2047, 63, /* Pen */
4591           WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 16,
4592           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4593           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4594           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf6 };
4595 static const struct wacom_features wacom_features_0xF6 =
4596         { "Wacom Cintiq 24HD touch", .type = WACOM_24HDT, /* Touch */
4597           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf8, .touch_max = 10,
4598           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4599 static const struct wacom_features wacom_features_0x32A =
4600         { "Wacom Cintiq 27QHD", 120140, 67920, 2047, 63,
4601           WACOM_27QHD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 0,
4602           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4603           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4604 static const struct wacom_features wacom_features_0x32B =
4605         { "Wacom Cintiq 27QHD touch", 120140, 67920, 2047, 63,
4606           WACOM_27QHD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 0,
4607           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4608           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4609           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x32C };
4610 static const struct wacom_features wacom_features_0x32C =
4611         { "Wacom Cintiq 27QHD touch", .type = WACOM_27QHDT,
4612           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x32B, .touch_max = 10 };
4613 static const struct wacom_features wacom_features_0x3F =
4614         { "Wacom Cintiq 21UX", 87200, 65600, 1023, 63,
4615           CINTIQ, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4616 static const struct wacom_features wacom_features_0xC5 =
4617         { "Wacom Cintiq 20WSX", 86680, 54180, 1023, 63,
4618           WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 10 };
4619 static const struct wacom_features wacom_features_0xC6 =
4620         { "Wacom Cintiq 12WX", 53020, 33440, 1023, 63,
4621           WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 10 };
4622 static const struct wacom_features wacom_features_0x304 =
4623         { "Wacom Cintiq 13HD", 59552, 33848, 1023, 63,
4624           WACOM_13HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4625           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4626           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4627 static const struct wacom_features wacom_features_0x333 =
4628         { "Wacom Cintiq 13HD touch", 59552, 33848, 2047, 63,
4629           WACOM_13HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4630           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4631           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4632           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x335 };
4633 static const struct wacom_features wacom_features_0x335 =
4634         { "Wacom Cintiq 13HD touch", .type = WACOM_24HDT, /* Touch */
4635           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x333, .touch_max = 10,
4636           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4637 static const struct wacom_features wacom_features_0xC7 =
4638         { "Wacom DTU1931", 37832, 30305, 511, 0,
4639           PL, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4640 static const struct wacom_features wacom_features_0xCE =
4641         { "Wacom DTU2231", 47864, 27011, 511, 0,
4642           DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4643           .check_for_hid_type = true, .hid_type = HID_TYPE_USBMOUSE };
4644 static const struct wacom_features wacom_features_0xF0 =
4645         { "Wacom DTU1631", 34623, 19553, 511, 0,
4646           DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4647 static const struct wacom_features wacom_features_0xFB =
4648         { "Wacom DTU1031", 22096, 13960, 511, 0,
4649           DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4650           WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4651           WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4652 static const struct wacom_features wacom_features_0x32F =
4653         { "Wacom DTU1031X", 22672, 12928, 511, 0,
4654           DTUSX, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 0,
4655           WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4656           WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4657 static const struct wacom_features wacom_features_0x336 =
4658         { "Wacom DTU1141", 23672, 13403, 1023, 0,
4659           DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4660           WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4661           WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4662 static const struct wacom_features wacom_features_0x57 =
4663         { "Wacom DTK2241", 95840, 54260, 2047, 63,
4664           DTK, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 6,
4665           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4666           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4667 static const struct wacom_features wacom_features_0x59 = /* Pen */
4668         { "Wacom DTH2242", 95840, 54260, 2047, 63,
4669           DTK, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 6,
4670           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4671           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4672           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5D };
4673 static const struct wacom_features wacom_features_0x5D = /* Touch */
4674         { "Wacom DTH2242",       .type = WACOM_24HDT,
4675           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x59, .touch_max = 10,
4676           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4677 static const struct wacom_features wacom_features_0xCC =
4678         { "Wacom Cintiq 21UX2", 87200, 65600, 2047, 63,
4679           WACOM_21UX2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4680           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4681           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4682 static const struct wacom_features wacom_features_0xFA =
4683         { "Wacom Cintiq 22HD", 95840, 54260, 2047, 63,
4684           WACOM_22HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4685           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4686           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4687 static const struct wacom_features wacom_features_0x5B =
4688         { "Wacom Cintiq 22HDT", 95840, 54260, 2047, 63,
4689           WACOM_22HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4690           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4691           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4692           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5e };
4693 static const struct wacom_features wacom_features_0x5E =
4694         { "Wacom Cintiq 22HDT", .type = WACOM_24HDT,
4695           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5b, .touch_max = 10,
4696           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4697 static const struct wacom_features wacom_features_0x90 =
4698         { "Wacom ISDv4 90", 26202, 16325, 255, 0,
4699           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4700 static const struct wacom_features wacom_features_0x93 =
4701         { "Wacom ISDv4 93", 26202, 16325, 255, 0,
4702           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4703 static const struct wacom_features wacom_features_0x97 =
4704         { "Wacom ISDv4 97", 26202, 16325, 511, 0,
4705           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4706 static const struct wacom_features wacom_features_0x9A =
4707         { "Wacom ISDv4 9A", 26202, 16325, 255, 0,
4708           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4709 static const struct wacom_features wacom_features_0x9F =
4710         { "Wacom ISDv4 9F", 26202, 16325, 255, 0,
4711           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4712 static const struct wacom_features wacom_features_0xE2 =
4713         { "Wacom ISDv4 E2", 26202, 16325, 255, 0,
4714           TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4715 static const struct wacom_features wacom_features_0xE3 =
4716         { "Wacom ISDv4 E3", 26202, 16325, 255, 0,
4717           TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4718 static const struct wacom_features wacom_features_0xE5 =
4719         { "Wacom ISDv4 E5", 26202, 16325, 255, 0,
4720           MTSCREEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4721 static const struct wacom_features wacom_features_0xE6 =
4722         { "Wacom ISDv4 E6", 27760, 15694, 255, 0,
4723           TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4724 static const struct wacom_features wacom_features_0xEC =
4725         { "Wacom ISDv4 EC", 25710, 14500, 255, 0,
4726           TABLETPC,    WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4727 static const struct wacom_features wacom_features_0xED =
4728         { "Wacom ISDv4 ED", 26202, 16325, 255, 0,
4729           TABLETPCE, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4730 static const struct wacom_features wacom_features_0xEF =
4731         { "Wacom ISDv4 EF", 26202, 16325, 255, 0,
4732           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4733 static const struct wacom_features wacom_features_0x100 =
4734         { "Wacom ISDv4 100", 26202, 16325, 255, 0,
4735           MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4736 static const struct wacom_features wacom_features_0x101 =
4737         { "Wacom ISDv4 101", 26202, 16325, 255, 0,
4738           MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4739 static const struct wacom_features wacom_features_0x10D =
4740         { "Wacom ISDv4 10D", 26202, 16325, 255, 0,
4741           MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4742 static const struct wacom_features wacom_features_0x10E =
4743         { "Wacom ISDv4 10E", 27760, 15694, 255, 0,
4744           MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4745 static const struct wacom_features wacom_features_0x10F =
4746         { "Wacom ISDv4 10F", 27760, 15694, 255, 0,
4747           MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4748 static const struct wacom_features wacom_features_0x116 =
4749         { "Wacom ISDv4 116", 26202, 16325, 255, 0,
4750           TABLETPCE, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4751 static const struct wacom_features wacom_features_0x12C =
4752         { "Wacom ISDv4 12C", 27848, 15752, 2047, 0,
4753           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4754 static const struct wacom_features wacom_features_0x4001 =
4755         { "Wacom ISDv4 4001", 26202, 16325, 255, 0,
4756           MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4757 static const struct wacom_features wacom_features_0x4004 =
4758         { "Wacom ISDv4 4004", 11060, 6220, 255, 0,
4759           MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4760 static const struct wacom_features wacom_features_0x5000 =
4761         { "Wacom ISDv4 5000", 27848, 15752, 1023, 0,
4762           MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4763 static const struct wacom_features wacom_features_0x5002 =
4764         { "Wacom ISDv4 5002", 29576, 16724, 1023, 0,
4765           MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4766 static const struct wacom_features wacom_features_0x47 =
4767         { "Wacom Intuos2 6x8", 20320, 16240, 1023, 31,
4768           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4769 static const struct wacom_features wacom_features_0x84 =
4770         { "Wacom Wireless Receiver", .type = WIRELESS, .touch_max = 16 };
4771 static const struct wacom_features wacom_features_0xD0 =
4772         { "Wacom Bamboo 2FG", 14720, 9200, 1023, 31,
4773           BAMBOO_TOUCH, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4774 static const struct wacom_features wacom_features_0xD1 =
4775         { "Wacom Bamboo 2FG 4x5", 14720, 9200, 1023, 31,
4776           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4777 static const struct wacom_features wacom_features_0xD2 =
4778         { "Wacom Bamboo Craft", 14720, 9200, 1023, 31,
4779           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4780 static const struct wacom_features wacom_features_0xD3 =
4781         { "Wacom Bamboo 2FG 6x8", 21648, 13700, 1023, 31,
4782           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4783 static const struct wacom_features wacom_features_0xD4 =
4784         { "Wacom Bamboo Pen", 14720, 9200, 1023, 31,
4785           BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4786 static const struct wacom_features wacom_features_0xD5 =
4787         { "Wacom Bamboo Pen 6x8", 21648, 13700, 1023, 31,
4788           BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4789 static const struct wacom_features wacom_features_0xD6 =
4790         { "Wacom BambooPT 2FG 4x5", 14720, 9200, 1023, 31,
4791           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4792 static const struct wacom_features wacom_features_0xD7 =
4793         { "Wacom BambooPT 2FG Small", 14720, 9200, 1023, 31,
4794           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4795 static const struct wacom_features wacom_features_0xD8 =
4796         { "Wacom Bamboo Comic 2FG", 21648, 13700, 1023, 31,
4797           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4798 static const struct wacom_features wacom_features_0xDA =
4799         { "Wacom Bamboo 2FG 4x5 SE", 14720, 9200, 1023, 31,
4800           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4801 static const struct wacom_features wacom_features_0xDB =
4802         { "Wacom Bamboo 2FG 6x8 SE", 21648, 13700, 1023, 31,
4803           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4804 static const struct wacom_features wacom_features_0xDD =
4805         { "Wacom Bamboo Connect", 14720, 9200, 1023, 31,
4806           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4807 static const struct wacom_features wacom_features_0xDE =
4808         { "Wacom Bamboo 16FG 4x5", 14720, 9200, 1023, 31,
4809           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16 };
4810 static const struct wacom_features wacom_features_0xDF =
4811         { "Wacom Bamboo 16FG 6x8", 21648, 13700, 1023, 31,
4812           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16 };
4813 static const struct wacom_features wacom_features_0x300 =
4814         { "Wacom Bamboo One S", 14720, 9225, 1023, 31,
4815           BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4816 static const struct wacom_features wacom_features_0x301 =
4817         { "Wacom Bamboo One M", 21648, 13530, 1023, 31,
4818           BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4819 static const struct wacom_features wacom_features_0x302 =
4820         { "Wacom Intuos PT S", 15200, 9500, 1023, 31,
4821           INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4822           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4823 static const struct wacom_features wacom_features_0x303 =
4824         { "Wacom Intuos PT M", 21600, 13500, 1023, 31,
4825           INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4826           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4827 static const struct wacom_features wacom_features_0x30E =
4828         { "Wacom Intuos S", 15200, 9500, 1023, 31,
4829           INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4830           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4831 static const struct wacom_features wacom_features_0x6004 =
4832         { "ISD-V4", 12800, 8000, 255, 0,
4833           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4834 static const struct wacom_features wacom_features_0x307 =
4835         { "Wacom ISDv5 307", 59552, 33848, 2047, 63,
4836           CINTIQ_HYBRID, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4837           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4838           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4839           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x309 };
4840 static const struct wacom_features wacom_features_0x309 =
4841         { "Wacom ISDv5 309", .type = WACOM_24HDT, /* Touch */
4842           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x0307, .touch_max = 10,
4843           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4844 static const struct wacom_features wacom_features_0x30A =
4845         { "Wacom ISDv5 30A", 59552, 33848, 2047, 63,
4846           CINTIQ_HYBRID, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4847           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4848           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4849           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x30C };
4850 static const struct wacom_features wacom_features_0x30C =
4851         { "Wacom ISDv5 30C", .type = WACOM_24HDT, /* Touch */
4852           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x30A, .touch_max = 10,
4853           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4854 static const struct wacom_features wacom_features_0x318 =
4855         { "Wacom USB Bamboo PAD", 4095, 4095, /* Touch */
4856           .type = BAMBOO_PAD, 35, 48, .touch_max = 4 };
4857 static const struct wacom_features wacom_features_0x319 =
4858         { "Wacom Wireless Bamboo PAD", 4095, 4095, /* Touch */
4859           .type = BAMBOO_PAD, 35, 48, .touch_max = 4 };
4860 static const struct wacom_features wacom_features_0x325 =
4861         { "Wacom ISDv5 325", 59552, 33848, 2047, 63,
4862           CINTIQ_COMPANION_2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 11,
4863           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4864           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4865           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x326 };
4866 static const struct wacom_features wacom_features_0x326 = /* Touch */
4867         { "Wacom ISDv5 326", .type = HID_GENERIC, .oVid = USB_VENDOR_ID_WACOM,
4868           .oPid = 0x325 };
4869 static const struct wacom_features wacom_features_0x323 =
4870         { "Wacom Intuos P M", 21600, 13500, 1023, 31,
4871           INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4872           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4873 static const struct wacom_features wacom_features_0x331 =
4874         { "Wacom Express Key Remote", .type = REMOTE,
4875           .numbered_buttons = 18, .check_for_hid_type = true,
4876           .hid_type = HID_TYPE_USBNONE };
4877 static const struct wacom_features wacom_features_0x33B =
4878         { "Wacom Intuos S 2", 15200, 9500, 2047, 63,
4879           INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4880           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4881 static const struct wacom_features wacom_features_0x33C =
4882         { "Wacom Intuos PT S 2", 15200, 9500, 2047, 63,
4883           INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4884           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4885 static const struct wacom_features wacom_features_0x33D =
4886         { "Wacom Intuos P M 2", 21600, 13500, 2047, 63,
4887           INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4888           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4889 static const struct wacom_features wacom_features_0x33E =
4890         { "Wacom Intuos PT M 2", 21600, 13500, 2047, 63,
4891           INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4892           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4893 static const struct wacom_features wacom_features_0x343 =
4894         { "Wacom DTK1651", 34816, 19759, 1023, 0,
4895           DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4896           WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4897           WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4898 static const struct wacom_features wacom_features_0x360 =
4899         { "Wacom Intuos Pro M", 44800, 29600, 8191, 63,
4900           INTUOSP2_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 10 };
4901 static const struct wacom_features wacom_features_0x361 =
4902         { "Wacom Intuos Pro L", 62200, 43200, 8191, 63,
4903           INTUOSP2_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 10 };
4904 static const struct wacom_features wacom_features_0x377 =
4905         { "Wacom Intuos BT S", 15200, 9500, 4095, 63,
4906           INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4907 static const struct wacom_features wacom_features_0x379 =
4908         { "Wacom Intuos BT M", 21600, 13500, 4095, 63,
4909           INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4910 static const struct wacom_features wacom_features_0x37A =
4911         { "Wacom One by Wacom S", 15200, 9500, 2047, 63,
4912           BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4913 static const struct wacom_features wacom_features_0x37B =
4914         { "Wacom One by Wacom M", 21600, 13500, 2047, 63,
4915           BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4916 static const struct wacom_features wacom_features_0x393 =
4917         { "Wacom Intuos Pro S", 31920, 19950, 8191, 63,
4918           INTUOSP2S_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7,
4919           .touch_max = 10 };
4920 static const struct wacom_features wacom_features_0x3c6 =
4921         { "Wacom Intuos BT S", 15200, 9500, 4095, 63,
4922           INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4923 static const struct wacom_features wacom_features_0x3c8 =
4924         { "Wacom Intuos BT M", 21600, 13500, 4095, 63,
4925           INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4926 static const struct wacom_features wacom_features_0x3dd =
4927         { "Wacom Intuos Pro S", 31920, 19950, 8191, 63,
4928           INTUOSP2S_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7,
4929           .touch_max = 10 };
4930
4931 static const struct wacom_features wacom_features_HID_ANY_ID =
4932         { "Wacom HID", .type = HID_GENERIC, .oVid = HID_ANY_ID, .oPid = HID_ANY_ID };
4933
4934 static const struct wacom_features wacom_features_0x94 =
4935         { "Wacom Bootloader", .type = BOOTLOADER };
4936
4937 #define USB_DEVICE_WACOM(prod)                                          \
4938         HID_DEVICE(BUS_USB, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4939         .driver_data = (kernel_ulong_t)&wacom_features_##prod
4940
4941 #define BT_DEVICE_WACOM(prod)                                           \
4942         HID_DEVICE(BUS_BLUETOOTH, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4943         .driver_data = (kernel_ulong_t)&wacom_features_##prod
4944
4945 #define I2C_DEVICE_WACOM(prod)                                          \
4946         HID_DEVICE(BUS_I2C, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4947         .driver_data = (kernel_ulong_t)&wacom_features_##prod
4948
4949 #define USB_DEVICE_LENOVO(prod)                                 \
4950         HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, prod),                     \
4951         .driver_data = (kernel_ulong_t)&wacom_features_##prod
4952
4953 const struct hid_device_id wacom_ids[] = {
4954         { USB_DEVICE_WACOM(0x00) },
4955         { USB_DEVICE_WACOM(0x03) },
4956         { USB_DEVICE_WACOM(0x10) },
4957         { USB_DEVICE_WACOM(0x11) },
4958         { USB_DEVICE_WACOM(0x12) },
4959         { USB_DEVICE_WACOM(0x13) },
4960         { USB_DEVICE_WACOM(0x14) },
4961         { USB_DEVICE_WACOM(0x15) },
4962         { USB_DEVICE_WACOM(0x16) },
4963         { USB_DEVICE_WACOM(0x17) },
4964         { USB_DEVICE_WACOM(0x18) },
4965         { USB_DEVICE_WACOM(0x19) },
4966         { USB_DEVICE_WACOM(0x20) },
4967         { USB_DEVICE_WACOM(0x21) },
4968         { USB_DEVICE_WACOM(0x22) },
4969         { USB_DEVICE_WACOM(0x23) },
4970         { USB_DEVICE_WACOM(0x24) },
4971         { USB_DEVICE_WACOM(0x26) },
4972         { USB_DEVICE_WACOM(0x27) },
4973         { USB_DEVICE_WACOM(0x28) },
4974         { USB_DEVICE_WACOM(0x29) },
4975         { USB_DEVICE_WACOM(0x2A) },
4976         { USB_DEVICE_WACOM(0x30) },
4977         { USB_DEVICE_WACOM(0x31) },
4978         { USB_DEVICE_WACOM(0x32) },
4979         { USB_DEVICE_WACOM(0x33) },
4980         { USB_DEVICE_WACOM(0x34) },
4981         { USB_DEVICE_WACOM(0x35) },
4982         { USB_DEVICE_WACOM(0x37) },
4983         { USB_DEVICE_WACOM(0x38) },
4984         { USB_DEVICE_WACOM(0x39) },
4985         { USB_DEVICE_WACOM(0x3F) },
4986         { USB_DEVICE_WACOM(0x41) },
4987         { USB_DEVICE_WACOM(0x42) },
4988         { USB_DEVICE_WACOM(0x43) },
4989         { USB_DEVICE_WACOM(0x44) },
4990         { USB_DEVICE_WACOM(0x45) },
4991         { USB_DEVICE_WACOM(0x47) },
4992         { USB_DEVICE_WACOM(0x57) },
4993         { USB_DEVICE_WACOM(0x59) },
4994         { USB_DEVICE_WACOM(0x5B) },
4995         { USB_DEVICE_WACOM(0x5D) },
4996         { USB_DEVICE_WACOM(0x5E) },
4997         { USB_DEVICE_WACOM(0x60) },
4998         { USB_DEVICE_WACOM(0x61) },
4999         { USB_DEVICE_WACOM(0x62) },
5000         { USB_DEVICE_WACOM(0x63) },
5001         { USB_DEVICE_WACOM(0x64) },
5002         { USB_DEVICE_WACOM(0x65) },
5003         { USB_DEVICE_WACOM(0x69) },
5004         { USB_DEVICE_WACOM(0x6A) },
5005         { USB_DEVICE_WACOM(0x6B) },
5006         { BT_DEVICE_WACOM(0x81) },
5007         { USB_DEVICE_WACOM(0x84) },
5008         { USB_DEVICE_WACOM(0x90) },
5009         { USB_DEVICE_WACOM(0x93) },
5010         { USB_DEVICE_WACOM(0x94) },
5011         { USB_DEVICE_WACOM(0x97) },
5012         { USB_DEVICE_WACOM(0x9A) },
5013         { USB_DEVICE_WACOM(0x9F) },
5014         { USB_DEVICE_WACOM(0xB0) },
5015         { USB_DEVICE_WACOM(0xB1) },
5016         { USB_DEVICE_WACOM(0xB2) },
5017         { USB_DEVICE_WACOM(0xB3) },
5018         { USB_DEVICE_WACOM(0xB4) },
5019         { USB_DEVICE_WACOM(0xB5) },
5020         { USB_DEVICE_WACOM(0xB7) },
5021         { USB_DEVICE_WACOM(0xB8) },
5022         { USB_DEVICE_WACOM(0xB9) },
5023         { USB_DEVICE_WACOM(0xBA) },
5024         { USB_DEVICE_WACOM(0xBB) },
5025         { USB_DEVICE_WACOM(0xBC) },
5026         { BT_DEVICE_WACOM(0xBD) },
5027         { USB_DEVICE_WACOM(0xC0) },
5028         { USB_DEVICE_WACOM(0xC2) },
5029         { USB_DEVICE_WACOM(0xC4) },
5030         { USB_DEVICE_WACOM(0xC5) },
5031         { USB_DEVICE_WACOM(0xC6) },
5032         { USB_DEVICE_WACOM(0xC7) },
5033         { USB_DEVICE_WACOM(0xCC) },
5034         { USB_DEVICE_WACOM(0xCE) },
5035         { USB_DEVICE_WACOM(0xD0) },
5036         { USB_DEVICE_WACOM(0xD1) },
5037         { USB_DEVICE_WACOM(0xD2) },
5038         { USB_DEVICE_WACOM(0xD3) },
5039         { USB_DEVICE_WACOM(0xD4) },
5040         { USB_DEVICE_WACOM(0xD5) },
5041         { USB_DEVICE_WACOM(0xD6) },
5042         { USB_DEVICE_WACOM(0xD7) },
5043         { USB_DEVICE_WACOM(0xD8) },
5044         { USB_DEVICE_WACOM(0xDA) },
5045         { USB_DEVICE_WACOM(0xDB) },
5046         { USB_DEVICE_WACOM(0xDD) },
5047         { USB_DEVICE_WACOM(0xDE) },
5048         { USB_DEVICE_WACOM(0xDF) },
5049         { USB_DEVICE_WACOM(0xE2) },
5050         { USB_DEVICE_WACOM(0xE3) },
5051         { USB_DEVICE_WACOM(0xE5) },
5052         { USB_DEVICE_WACOM(0xE6) },
5053         { USB_DEVICE_WACOM(0xEC) },
5054         { USB_DEVICE_WACOM(0xED) },
5055         { USB_DEVICE_WACOM(0xEF) },
5056         { USB_DEVICE_WACOM(0xF0) },
5057         { USB_DEVICE_WACOM(0xF4) },
5058         { USB_DEVICE_WACOM(0xF6) },
5059         { USB_DEVICE_WACOM(0xF8) },
5060         { USB_DEVICE_WACOM(0xFA) },
5061         { USB_DEVICE_WACOM(0xFB) },
5062         { USB_DEVICE_WACOM(0x100) },
5063         { USB_DEVICE_WACOM(0x101) },
5064         { USB_DEVICE_WACOM(0x10D) },
5065         { USB_DEVICE_WACOM(0x10E) },
5066         { USB_DEVICE_WACOM(0x10F) },
5067         { USB_DEVICE_WACOM(0x116) },
5068         { USB_DEVICE_WACOM(0x12C) },
5069         { USB_DEVICE_WACOM(0x300) },
5070         { USB_DEVICE_WACOM(0x301) },
5071         { USB_DEVICE_WACOM(0x302) },
5072         { USB_DEVICE_WACOM(0x303) },
5073         { USB_DEVICE_WACOM(0x304) },
5074         { USB_DEVICE_WACOM(0x307) },
5075         { USB_DEVICE_WACOM(0x309) },
5076         { USB_DEVICE_WACOM(0x30A) },
5077         { USB_DEVICE_WACOM(0x30C) },
5078         { USB_DEVICE_WACOM(0x30E) },
5079         { USB_DEVICE_WACOM(0x314) },
5080         { USB_DEVICE_WACOM(0x315) },
5081         { USB_DEVICE_WACOM(0x317) },
5082         { USB_DEVICE_WACOM(0x318) },
5083         { USB_DEVICE_WACOM(0x319) },
5084         { USB_DEVICE_WACOM(0x323) },
5085         { USB_DEVICE_WACOM(0x325) },
5086         { USB_DEVICE_WACOM(0x326) },
5087         { USB_DEVICE_WACOM(0x32A) },
5088         { USB_DEVICE_WACOM(0x32B) },
5089         { USB_DEVICE_WACOM(0x32C) },
5090         { USB_DEVICE_WACOM(0x32F) },
5091         { USB_DEVICE_WACOM(0x331) },
5092         { USB_DEVICE_WACOM(0x333) },
5093         { USB_DEVICE_WACOM(0x335) },
5094         { USB_DEVICE_WACOM(0x336) },
5095         { USB_DEVICE_WACOM(0x33B) },
5096         { USB_DEVICE_WACOM(0x33C) },
5097         { USB_DEVICE_WACOM(0x33D) },
5098         { USB_DEVICE_WACOM(0x33E) },
5099         { USB_DEVICE_WACOM(0x343) },
5100         { BT_DEVICE_WACOM(0x360) },
5101         { BT_DEVICE_WACOM(0x361) },
5102         { BT_DEVICE_WACOM(0x377) },
5103         { BT_DEVICE_WACOM(0x379) },
5104         { USB_DEVICE_WACOM(0x37A) },
5105         { USB_DEVICE_WACOM(0x37B) },
5106         { BT_DEVICE_WACOM(0x393) },
5107         { BT_DEVICE_WACOM(0x3c6) },
5108         { BT_DEVICE_WACOM(0x3c8) },
5109         { BT_DEVICE_WACOM(0x3dd) },
5110         { USB_DEVICE_WACOM(0x4001) },
5111         { USB_DEVICE_WACOM(0x4004) },
5112         { USB_DEVICE_WACOM(0x5000) },
5113         { USB_DEVICE_WACOM(0x5002) },
5114         { USB_DEVICE_LENOVO(0x6004) },
5115
5116         { USB_DEVICE_WACOM(HID_ANY_ID) },
5117         { I2C_DEVICE_WACOM(HID_ANY_ID) },
5118         { BT_DEVICE_WACOM(HID_ANY_ID) },
5119         { }
5120 };
5121 MODULE_DEVICE_TABLE(hid, wacom_ids);