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         int tool_type = BTN_TOOL_PEN;
 696
 697         if (wacom_is_art_pen(tool_id))
 698                 return tool_type;
 699
 700         switch (tool_id) {
 701         case 0x812: /* Inking pen */
 702         case 0x801: /* Intuos3 Inking pen */
 703         case 0x12802: /* Intuos4/5 Inking Pen */
 704         case 0x012:
 705                 tool_type = BTN_TOOL_PENCIL;
 706                 break;
 707
 708         case 0x822: /* Pen */
 709         case 0x842:
 710         case 0x852:
 711         case 0x823: /* Intuos3 Grip Pen */
 712         case 0x813: /* Intuos3 Classic Pen */
 713         case 0x802: /* Intuos4/5 13HD/24HD General Pen */
 714         case 0x8e2: /* IntuosHT2 pen */
 715         case 0x022:
 716         case 0x200: /* Pro Pen 3 */
 717         case 0x04200: /* Pro Pen 3 */
 718         case 0x10842: /* MobileStudio Pro Pro Pen slim */
 719         case 0x14802: /* Intuos4/5 13HD/24HD Classic Pen */
 720         case 0x16802: /* Cintiq 13HD Pro Pen */
 721         case 0x18802: /* DTH2242 Pen */
 722         case 0x10802: /* Intuos4/5 13HD/24HD General Pen */
 723         case 0x80842: /* Intuos Pro and Cintiq Pro 3D Pen */
 724                 tool_type = BTN_TOOL_PEN;
 725                 break;
 726
 727         case 0x832: /* Stroke pen */
 728         case 0x032:
 729                 tool_type = BTN_TOOL_BRUSH;
 730                 break;
 731
 732         case 0x007: /* Mouse 4D and 2D */
 733         case 0x09c:
 734         case 0x094:
 735         case 0x017: /* Intuos3 2D Mouse */
 736         case 0x806: /* Intuos4 Mouse */
 737                 tool_type = BTN_TOOL_MOUSE;
 738                 break;
 739
 740         case 0x096: /* Lens cursor */
 741         case 0x097: /* Intuos3 Lens cursor */
 742         case 0x006: /* Intuos4 Lens cursor */
 743                 tool_type = BTN_TOOL_LENS;
 744                 break;
 745
 746         case 0x82a: /* Eraser */
 747         case 0x84a:
 748         case 0x85a:
 749         case 0x91a:
 750         case 0xd1a:
 751         case 0x0fa:
 752         case 0x82b: /* Intuos3 Grip Pen Eraser */
 753         case 0x81b: /* Intuos3 Classic Pen Eraser */
 754         case 0x91b: /* Intuos3 Airbrush Eraser */
 755         case 0x80c: /* Intuos4/5 13HD/24HD Marker Pen Eraser */
 756         case 0x80a: /* Intuos4/5 13HD/24HD General Pen Eraser */
 757         case 0x90a: /* Intuos4/5 13HD/24HD Airbrush Eraser */
 758         case 0x1480a: /* Intuos4/5 13HD/24HD Classic Pen Eraser */
 759         case 0x1090a: /* Intuos4/5 13HD/24HD Airbrush Eraser */
 760         case 0x1080c: /* Intuos4/5 13HD/24HD Art Pen Eraser */
 761         case 0x1084a: /* MobileStudio Pro Pro Pen slim Eraser */
 762         case 0x1680a: /* Cintiq 13HD Pro Pen Eraser */
 763         case 0x1880a: /* DTH2242 Eraser */
 764         case 0x1080a: /* Intuos4/5 13HD/24HD General Pen Eraser */
 765                 tool_type = BTN_TOOL_RUBBER;
 766                 break;
 767
 768         case 0xd12:
 769         case 0x912:
 770         case 0x112:
 771         case 0x913: /* Intuos3 Airbrush */
 772         case 0x902: /* Intuos4/5 13HD/24HD Airbrush */
 773         case 0x10902: /* Intuos4/5 13HD/24HD Airbrush */
 774                 tool_type = BTN_TOOL_AIRBRUSH;
 775                 break;
 776         }
 777         return tool_type;
 778 }
 779
 780 static void wacom_exit_report(struct wacom_wac *wacom)
 781 {
 782         struct input_dev *input = wacom->pen_input;
 783         struct wacom_features *features = &wacom->features;
 784         unsigned char *data = wacom->data;
 785         int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
 786
 787         /*
 788          * Reset all states otherwise we lose the initial states
 789          * when in-prox next time
 790          */
 791         input_report_abs(input, ABS_X, 0);
 792         input_report_abs(input, ABS_Y, 0);
 793         input_report_abs(input, ABS_DISTANCE, 0);
 794         input_report_abs(input, ABS_TILT_X, 0);
 795         input_report_abs(input, ABS_TILT_Y, 0);
 796         if (wacom->tool[idx] >= BTN_TOOL_MOUSE) {
 797                 input_report_key(input, BTN_LEFT, 0);
 798                 input_report_key(input, BTN_MIDDLE, 0);
 799                 input_report_key(input, BTN_RIGHT, 0);
 800                 input_report_key(input, BTN_SIDE, 0);
 801                 input_report_key(input, BTN_EXTRA, 0);
 802                 input_report_abs(input, ABS_THROTTLE, 0);
 803                 input_report_abs(input, ABS_RZ, 0);
 804         } else {
 805                 input_report_abs(input, ABS_PRESSURE, 0);
 806                 input_report_key(input, BTN_STYLUS, 0);
 807                 input_report_key(input, BTN_STYLUS2, 0);
 808                 input_report_key(input, BTN_TOUCH, 0);
 809                 input_report_abs(input, ABS_WHEEL, 0);
 810                 if (features->type >= INTUOS3S)
 811                         input_report_abs(input, ABS_Z, 0);
 812         }
 813         input_report_key(input, wacom->tool[idx], 0);
 814         input_report_abs(input, ABS_MISC, 0); /* reset tool id */
 815         input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
 816         wacom->id[idx] = 0;
 817 }
 818
 819 static int wacom_intuos_inout(struct wacom_wac *wacom)
 820 {
 821         struct wacom_features *features = &wacom->features;
 822         unsigned char *data = wacom->data;
 823         struct input_dev *input = wacom->pen_input;
 824         int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
 825
 826         if (!(((data[1] & 0xfc) == 0xc0) ||  /* in prox */
 827             ((data[1] & 0xfe) == 0x20) ||    /* in range */
 828             ((data[1] & 0xfe) == 0x80)))     /* out prox */
 829                 return 0;
 830
 831         /* Enter report */
 832         if ((data[1] & 0xfc) == 0xc0) {
 833                 /* serial number of the tool */
 834                 wacom->serial[idx] = ((__u64)(data[3] & 0x0f) << 28) +
 835                         (data[4] << 20) + (data[5] << 12) +
 836                         (data[6] << 4) + (data[7] >> 4);
 837
 838                 wacom->id[idx] = (data[2] << 4) | (data[3] >> 4) |
 839                      ((data[7] & 0x0f) << 16) | ((data[8] & 0xf0) << 8);
 840
 841                 wacom->tool[idx] = wacom_intuos_get_tool_type(wacom->id[idx]);
 842
 843                 wacom->shared->stylus_in_proximity = true;
 844                 return 1;
 845         }
 846
 847         /* in Range */
 848         if ((data[1] & 0xfe) == 0x20) {
 849                 if (features->type != INTUOSHT2)
 850                         wacom->shared->stylus_in_proximity = true;
 851
 852                 /* in Range while exiting */
 853                 if (wacom->reporting_data) {
 854                         input_report_key(input, BTN_TOUCH, 0);
 855                         input_report_abs(input, ABS_PRESSURE, 0);
 856                         input_report_abs(input, ABS_DISTANCE, wacom->features.distance_max);
 857                         return 2;
 858                 }
 859                 return 1;
 860         }
 861
 862         /* Exit report */
 863         if ((data[1] & 0xfe) == 0x80) {
 864                 wacom->shared->stylus_in_proximity = false;
 865                 wacom->reporting_data = false;
 866
 867                 /* don't report exit if we don't know the ID */
 868                 if (!wacom->id[idx])
 869                         return 1;
 870
 871                 wacom_exit_report(wacom);
 872                 return 2;
 873         }
 874
 875         return 0;
 876 }
 877
 878 static inline bool touch_is_muted(struct wacom_wac *wacom_wac)
 879 {
 880         return wacom_wac->probe_complete &&
 881                wacom_wac->shared->has_mute_touch_switch &&
 882                !wacom_wac->shared->is_touch_on;
 883 }
 884
 885 static inline bool report_touch_events(struct wacom_wac *wacom)
 886 {
 887         return (touch_arbitration ? !wacom->shared->stylus_in_proximity : 1);
 888 }
 889
 890 static inline bool delay_pen_events(struct wacom_wac *wacom)
 891 {
 892         return (wacom->shared->touch_down && touch_arbitration);
 893 }
 894
 895 static int wacom_intuos_general(struct wacom_wac *wacom)
 896 {
 897         struct wacom_features *features = &wacom->features;
 898         unsigned char *data = wacom->data;
 899         struct input_dev *input = wacom->pen_input;
 900         int idx = (features->type == INTUOS) ? (data[1] & 0x01) : 0;
 901         unsigned char type = (data[1] >> 1) & 0x0F;
 902         unsigned int x, y, distance, t;
 903
 904         if (data[0] != WACOM_REPORT_PENABLED && data[0] != WACOM_REPORT_CINTIQ &&
 905                 data[0] != WACOM_REPORT_INTUOS_PEN)
 906                 return 0;
 907
 908         if (delay_pen_events(wacom))
 909                 return 1;
 910
 911         /* don't report events if we don't know the tool ID */
 912         if (!wacom->id[idx]) {
 913                 /* but reschedule a read of the current tool */
 914                 wacom_intuos_schedule_prox_event(wacom);
 915                 return 1;
 916         }
 917
 918         /*
 919          * don't report events for invalid data
 920          */
 921         /* older I4 styli don't work with new Cintiqs */
 922         if ((!((wacom->id[idx] >> 16) & 0x01) &&
 923                         (features->type == WACOM_21UX2)) ||
 924             /* Only large Intuos support Lense Cursor */
 925             (wacom->tool[idx] == BTN_TOOL_LENS &&
 926                 (features->type == INTUOS3 ||
 927                  features->type == INTUOS3S ||
 928                  features->type == INTUOS4 ||
 929                  features->type == INTUOS4S ||
 930                  features->type == INTUOS5 ||
 931                  features->type == INTUOS5S ||
 932                  features->type == INTUOSPM ||
 933                  features->type == INTUOSPS)) ||
 934            /* Cintiq doesn't send data when RDY bit isn't set */
 935            (features->type == CINTIQ && !(data[1] & 0x40)))
 936                 return 1;
 937
 938         x = (be16_to_cpup((__be16 *)&data[2]) << 1) | ((data[9] >> 1) & 1);
 939         y = (be16_to_cpup((__be16 *)&data[4]) << 1) | (data[9] & 1);
 940         distance = data[9] >> 2;
 941         if (features->type < INTUOS3S) {
 942                 x >>= 1;
 943                 y >>= 1;
 944                 distance >>= 1;
 945         }
 946         if (features->type == INTUOSHT2)
 947                 distance = features->distance_max - distance;
 948         input_report_abs(input, ABS_X, x);
 949         input_report_abs(input, ABS_Y, y);
 950         input_report_abs(input, ABS_DISTANCE, distance);
 951
 952         switch (type) {
 953         case 0x00:
 954         case 0x01:
 955         case 0x02:
 956         case 0x03:
 957                 /* general pen packet */
 958                 t = (data[6] << 3) | ((data[7] & 0xC0) >> 5) | (data[1] & 1);
 959                 if (features->pressure_max < 2047)
 960                         t >>= 1;
 961                 input_report_abs(input, ABS_PRESSURE, t);
 962                 if (features->type != INTUOSHT2) {
 963                     input_report_abs(input, ABS_TILT_X,
 964                                  (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
 965                     input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
 966                 }
 967                 input_report_key(input, BTN_STYLUS, data[1] & 2);
 968                 input_report_key(input, BTN_STYLUS2, data[1] & 4);
 969                 input_report_key(input, BTN_TOUCH, t > 10);
 970                 break;
 971
 972         case 0x0a:
 973                 /* airbrush second packet */
 974                 input_report_abs(input, ABS_WHEEL,
 975                                 (data[6] << 2) | ((data[7] >> 6) & 3));
 976                 input_report_abs(input, ABS_TILT_X,
 977                                  (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
 978                 input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
 979                 break;
 980
 981         case 0x05:
 982                 /* Rotation packet */
 983                 if (features->type >= INTUOS3S) {
 984                         /* I3 marker pen rotation */
 985                         t = (data[6] << 3) | ((data[7] >> 5) & 7);
 986                         t = (data[7] & 0x20) ? ((t > 900) ? ((t-1) / 2 - 1350) :
 987                                 ((t-1) / 2 + 450)) : (450 - t / 2) ;
 988                         input_report_abs(input, ABS_Z, t);
 989                 } else {
 990                         /* 4D mouse 2nd packet */
 991                         t = (data[6] << 3) | ((data[7] >> 5) & 7);
 992                         input_report_abs(input, ABS_RZ, (data[7] & 0x20) ?
 993                                 ((t - 1) / 2) : -t / 2);
 994                 }
 995                 break;
 996
 997         case 0x04:
 998                 /* 4D mouse 1st packet */
 999                 input_report_key(input, BTN_LEFT,   data[8] & 0x01);
1000                 input_report_key(input, BTN_MIDDLE, data[8] & 0x02);
1001                 input_report_key(input, BTN_RIGHT,  data[8] & 0x04);
1002
1003                 input_report_key(input, BTN_SIDE,   data[8] & 0x20);
1004                 input_report_key(input, BTN_EXTRA,  data[8] & 0x10);
1005                 t = (data[6] << 2) | ((data[7] >> 6) & 3);
1006                 input_report_abs(input, ABS_THROTTLE, (data[8] & 0x08) ? -t : t);
1007                 break;
1008
1009         case 0x06:
1010                 /* I4 mouse */
1011                 input_report_key(input, BTN_LEFT,   data[6] & 0x01);
1012                 input_report_key(input, BTN_MIDDLE, data[6] & 0x02);
1013                 input_report_key(input, BTN_RIGHT,  data[6] & 0x04);
1014                 input_report_rel(input, REL_WHEEL, ((data[7] & 0x80) >> 7)
1015                                  - ((data[7] & 0x40) >> 6));
1016                 input_report_key(input, BTN_SIDE,   data[6] & 0x08);
1017                 input_report_key(input, BTN_EXTRA,  data[6] & 0x10);
1018
1019                 input_report_abs(input, ABS_TILT_X,
1020                         (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
1021                 input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
1022                 break;
1023
1024         case 0x08:
1025                 if (wacom->tool[idx] == BTN_TOOL_MOUSE) {
1026                         /* 2D mouse packet */
1027                         input_report_key(input, BTN_LEFT,   data[8] & 0x04);
1028                         input_report_key(input, BTN_MIDDLE, data[8] & 0x08);
1029                         input_report_key(input, BTN_RIGHT,  data[8] & 0x10);
1030                         input_report_rel(input, REL_WHEEL, (data[8] & 0x01)
1031                                          - ((data[8] & 0x02) >> 1));
1032
1033                         /* I3 2D mouse side buttons */
1034                         if (features->type >= INTUOS3S && features->type <= INTUOS3L) {
1035                                 input_report_key(input, BTN_SIDE,   data[8] & 0x40);
1036                                 input_report_key(input, BTN_EXTRA,  data[8] & 0x20);
1037                         }
1038                 }
1039                 else if (wacom->tool[idx] == BTN_TOOL_LENS) {
1040                         /* Lens cursor packets */
1041                         input_report_key(input, BTN_LEFT,   data[8] & 0x01);
1042                         input_report_key(input, BTN_MIDDLE, data[8] & 0x02);
1043                         input_report_key(input, BTN_RIGHT,  data[8] & 0x04);
1044                         input_report_key(input, BTN_SIDE,   data[8] & 0x10);
1045                         input_report_key(input, BTN_EXTRA,  data[8] & 0x08);
1046                 }
1047                 break;
1048
1049         case 0x07:
1050         case 0x09:
1051         case 0x0b:
1052         case 0x0c:
1053         case 0x0d:
1054         case 0x0e:
1055         case 0x0f:
1056                 /* unhandled */
1057                 break;
1058         }
1059
1060         input_report_abs(input, ABS_MISC,
1061                          wacom_intuos_id_mangle(wacom->id[idx])); /* report tool id */
1062         input_report_key(input, wacom->tool[idx], 1);
1063         input_event(input, EV_MSC, MSC_SERIAL, wacom->serial[idx]);
1064         wacom->reporting_data = true;
1065         return 2;
1066 }
1067
1068 static int wacom_intuos_irq(struct wacom_wac *wacom)
1069 {
1070         unsigned char *data = wacom->data;
1071         struct input_dev *input = wacom->pen_input;
1072         int result;
1073
1074         if (data[0] != WACOM_REPORT_PENABLED &&
1075             data[0] != WACOM_REPORT_INTUOS_ID1 &&
1076             data[0] != WACOM_REPORT_INTUOS_ID2 &&
1077             data[0] != WACOM_REPORT_INTUOSPAD &&
1078             data[0] != WACOM_REPORT_INTUOS_PEN &&
1079             data[0] != WACOM_REPORT_CINTIQ &&
1080             data[0] != WACOM_REPORT_CINTIQPAD &&
1081             data[0] != WACOM_REPORT_INTUOS5PAD) {
1082                 dev_dbg(input->dev.parent,
1083                         "%s: received unknown report #%d\n", __func__, data[0]);
1084                 return 0;
1085         }
1086
1087         /* process pad events */
1088         result = wacom_intuos_pad(wacom);
1089         if (result)
1090                 return result;
1091
1092         /* process in/out prox events */
1093         result = wacom_intuos_inout(wacom);
1094         if (result)
1095                 return result - 1;
1096
1097         /* process general packets */
1098         result = wacom_intuos_general(wacom);
1099         if (result)
1100                 return result - 1;
1101
1102         return 0;
1103 }
1104
1105 static int wacom_remote_irq(struct wacom_wac *wacom_wac, size_t len)
1106 {
1107         unsigned char *data = wacom_wac->data;
1108         struct input_dev *input;
1109         struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
1110         struct wacom_remote *remote = wacom->remote;
1111         int bat_charging, bat_percent, touch_ring_mode;
1112         __u32 serial;
1113         int i, index = -1;
1114         unsigned long flags;
1115
1116         if (data[0] != WACOM_REPORT_REMOTE) {
1117                 hid_dbg(wacom->hdev, "%s: received unknown report #%d",
1118                         __func__, data[0]);
1119                 return 0;
1120         }
1121
1122         serial = data[3] + (data[4] << 8) + (data[5] << 16);
1123         wacom_wac->id[0] = PAD_DEVICE_ID;
1124
1125         spin_lock_irqsave(&remote->remote_lock, flags);
1126
1127         for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1128                 if (remote->remotes[i].serial == serial) {
1129                         index = i;
1130                         break;
1131                 }
1132         }
1133
1134         if (index < 0 || !remote->remotes[index].registered)
1135                 goto out;
1136
1137         remote->remotes[i].active_time = ktime_get();
1138         input = remote->remotes[index].input;
1139
1140         input_report_key(input, BTN_0, (data[9] & 0x01));
1141         input_report_key(input, BTN_1, (data[9] & 0x02));
1142         input_report_key(input, BTN_2, (data[9] & 0x04));
1143         input_report_key(input, BTN_3, (data[9] & 0x08));
1144         input_report_key(input, BTN_4, (data[9] & 0x10));
1145         input_report_key(input, BTN_5, (data[9] & 0x20));
1146         input_report_key(input, BTN_6, (data[9] & 0x40));
1147         input_report_key(input, BTN_7, (data[9] & 0x80));
1148
1149         input_report_key(input, BTN_8, (data[10] & 0x01));
1150         input_report_key(input, BTN_9, (data[10] & 0x02));
1151         input_report_key(input, BTN_A, (data[10] & 0x04));
1152         input_report_key(input, BTN_B, (data[10] & 0x08));
1153         input_report_key(input, BTN_C, (data[10] & 0x10));
1154         input_report_key(input, BTN_X, (data[10] & 0x20));
1155         input_report_key(input, BTN_Y, (data[10] & 0x40));
1156         input_report_key(input, BTN_Z, (data[10] & 0x80));
1157
1158         input_report_key(input, BTN_BASE, (data[11] & 0x01));
1159         input_report_key(input, BTN_BASE2, (data[11] & 0x02));
1160
1161         if (data[12] & 0x80)
1162                 input_report_abs(input, ABS_WHEEL, (data[12] & 0x7f) - 1);
1163         else
1164                 input_report_abs(input, ABS_WHEEL, 0);
1165
1166         bat_percent = data[7] & 0x7f;
1167         bat_charging = !!(data[7] & 0x80);
1168
1169         if (data[9] | data[10] | (data[11] & 0x03) | data[12])
1170                 input_report_abs(input, ABS_MISC, PAD_DEVICE_ID);
1171         else
1172                 input_report_abs(input, ABS_MISC, 0);
1173
1174         input_event(input, EV_MSC, MSC_SERIAL, serial);
1175
1176         input_sync(input);
1177
1178         /*Which mode select (LED light) is currently on?*/
1179         touch_ring_mode = (data[11] & 0xC0) >> 6;
1180
1181         for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1182                 if (remote->remotes[i].serial == serial)
1183                         wacom->led.groups[i].select = touch_ring_mode;
1184         }
1185
1186         __wacom_notify_battery(&remote->remotes[index].battery,
1187                                 WACOM_POWER_SUPPLY_STATUS_AUTO, bat_percent,
1188                                 bat_charging, 1, bat_charging);
1189
1190 out:
1191         spin_unlock_irqrestore(&remote->remote_lock, flags);
1192         return 0;
1193 }
1194
1195 static void wacom_remote_status_irq(struct wacom_wac *wacom_wac, size_t len)
1196 {
1197         struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
1198         unsigned char *data = wacom_wac->data;
1199         struct wacom_remote *remote = wacom->remote;
1200         struct wacom_remote_work_data remote_data;
1201         unsigned long flags;
1202         int i, ret;
1203
1204         if (data[0] != WACOM_REPORT_DEVICE_LIST)
1205                 return;
1206
1207         memset(&remote_data, 0, sizeof(struct wacom_remote_work_data));
1208
1209         for (i = 0; i < WACOM_MAX_REMOTES; i++) {
1210                 int j = i * 6;
1211                 int serial = (data[j+6] << 16) + (data[j+5] << 8) + data[j+4];
1212
1213                 remote_data.remote[i].serial = serial;
1214         }
1215
1216         spin_lock_irqsave(&remote->remote_lock, flags);
1217
1218         ret = kfifo_in(&remote->remote_fifo, &remote_data, sizeof(remote_data));
1219         if (ret != sizeof(remote_data)) {
1220                 spin_unlock_irqrestore(&remote->remote_lock, flags);
1221                 hid_err(wacom->hdev, "Can't queue Remote status event.\n");
1222                 return;
1223         }
1224
1225         spin_unlock_irqrestore(&remote->remote_lock, flags);
1226
1227         wacom_schedule_work(wacom_wac, WACOM_WORKER_REMOTE);
1228 }
1229
1230 static int int_dist(int x1, int y1, int x2, int y2)
1231 {
1232         int x = x2 - x1;
1233         int y = y2 - y1;
1234
1235         return int_sqrt(x*x + y*y);
1236 }
1237
1238 static void wacom_intuos_bt_process_data(struct wacom_wac *wacom,
1239                 unsigned char *data)
1240 {
1241         memcpy(wacom->data, data, 10);
1242         wacom_intuos_irq(wacom);
1243
1244         input_sync(wacom->pen_input);
1245         if (wacom->pad_input)
1246                 input_sync(wacom->pad_input);
1247 }
1248
1249 static int wacom_intuos_bt_irq(struct wacom_wac *wacom, size_t len)
1250 {
1251         unsigned char data[WACOM_PKGLEN_MAX];
1252         int i = 1;
1253         unsigned power_raw, battery_capacity, bat_charging, ps_connected;
1254
1255         memcpy(data, wacom->data, len);
1256
1257         switch (data[0]) {
1258         case 0x04:
1259                 wacom_intuos_bt_process_data(wacom, data + i);
1260                 i += 10;
1261                 fallthrough;
1262         case 0x03:
1263                 wacom_intuos_bt_process_data(wacom, data + i);
1264                 i += 10;
1265                 wacom_intuos_bt_process_data(wacom, data + i);
1266                 i += 10;
1267                 power_raw = data[i];
1268                 bat_charging = (power_raw & 0x08) ? 1 : 0;
1269                 ps_connected = (power_raw & 0x10) ? 1 : 0;
1270                 battery_capacity = batcap_i4[power_raw & 0x07];
1271                 wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
1272                                      battery_capacity, bat_charging,
1273                                      battery_capacity || bat_charging,
1274                                      ps_connected);
1275                 break;
1276         default:
1277                 dev_dbg(wacom->pen_input->dev.parent,
1278                                 "Unknown report: %d,%d size:%zu\n",
1279                                 data[0], data[1], len);
1280                 return 0;
1281         }
1282         return 0;
1283 }
1284
1285 static int wacom_wac_finger_count_touches(struct wacom_wac *wacom)
1286 {
1287         struct input_dev *input = wacom->touch_input;
1288         unsigned touch_max = wacom->features.touch_max;
1289         int count = 0;
1290         int i;
1291
1292         if (!touch_max)
1293                 return 0;
1294
1295         if (touch_max == 1)
1296                 return test_bit(BTN_TOUCH, input->key) &&
1297                         report_touch_events(wacom);
1298
1299         for (i = 0; i < input->mt->num_slots; i++) {
1300                 struct input_mt_slot *ps = &input->mt->slots[i];
1301                 int id = input_mt_get_value(ps, ABS_MT_TRACKING_ID);
1302                 if (id >= 0)
1303                         count++;
1304         }
1305
1306         return count;
1307 }
1308
1309 static void wacom_intuos_pro2_bt_pen(struct wacom_wac *wacom)
1310 {
1311         int pen_frame_len, pen_frames;
1312
1313         struct input_dev *pen_input = wacom->pen_input;
1314         unsigned char *data = wacom->data;
1315         int number_of_valid_frames = 0;
1316         ktime_t time_interval = 15000000;
1317         ktime_t time_packet_received = ktime_get();
1318         int i;
1319
1320         if (wacom->features.type == INTUOSP2_BT ||
1321             wacom->features.type == INTUOSP2S_BT) {
1322                 wacom->serial[0] = get_unaligned_le64(&data[99]);
1323                 wacom->id[0]     = get_unaligned_le16(&data[107]);
1324                 pen_frame_len = 14;
1325                 pen_frames = 7;
1326         } else {
1327                 wacom->serial[0] = get_unaligned_le64(&data[33]);
1328                 wacom->id[0]     = get_unaligned_le16(&data[41]);
1329                 pen_frame_len = 8;
1330                 pen_frames = 4;
1331         }
1332
1333         if (wacom->serial[0] >> 52 == 1) {
1334                 /* Add back in missing bits of ID for non-USI pens */
1335                 wacom->id[0] |= (wacom->serial[0] >> 32) & 0xFFFFF;
1336         }
1337
1338         /* number of valid frames */
1339         for (i = 0; i < pen_frames; i++) {
1340                 unsigned char *frame = &data[i*pen_frame_len + 1];
1341                 bool valid = frame[0] & 0x80;
1342
1343                 if (valid)
1344                         number_of_valid_frames++;
1345         }
1346
1347         if (number_of_valid_frames) {
1348                 if (wacom->hid_data.time_delayed)
1349                         time_interval = ktime_get() - wacom->hid_data.time_delayed;
1350                 time_interval = div_u64(time_interval, number_of_valid_frames);
1351                 wacom->hid_data.time_delayed = time_packet_received;
1352         }
1353
1354         for (i = 0; i < number_of_valid_frames; i++) {
1355                 unsigned char *frame = &data[i*pen_frame_len + 1];
1356                 bool valid = frame[0] & 0x80;
1357                 bool prox = frame[0] & 0x40;
1358                 bool range = frame[0] & 0x20;
1359                 bool invert = frame[0] & 0x10;
1360                 int frames_number_reversed = number_of_valid_frames - i - 1;
1361                 ktime_t event_timestamp = time_packet_received - frames_number_reversed * time_interval;
1362
1363                 if (!valid)
1364                         continue;
1365
1366                 if (!prox) {
1367                         wacom->shared->stylus_in_proximity = false;
1368                         wacom_exit_report(wacom);
1369                         input_sync(pen_input);
1370
1371                         wacom->tool[0] = 0;
1372                         wacom->id[0] = 0;
1373                         wacom->serial[0] = 0;
1374                         wacom->hid_data.time_delayed = 0;
1375                         return;
1376                 }
1377
1378                 if (range) {
1379                         if (!wacom->tool[0]) { /* first in range */
1380                                 /* Going into range select tool */
1381                                 if (invert)
1382                                         wacom->tool[0] = BTN_TOOL_RUBBER;
1383                                 else if (wacom->id[0])
1384                                         wacom->tool[0] = wacom_intuos_get_tool_type(wacom->id[0]);
1385                                 else
1386                                         wacom->tool[0] = BTN_TOOL_PEN;
1387                         }
1388
1389                         input_report_abs(pen_input, ABS_X, get_unaligned_le16(&frame[1]));
1390                         input_report_abs(pen_input, ABS_Y, get_unaligned_le16(&frame[3]));
1391
1392                         if (wacom->features.type == INTUOSP2_BT ||
1393                             wacom->features.type == INTUOSP2S_BT) {
1394                                 /* Fix rotation alignment: userspace expects zero at left */
1395                                 int16_t rotation =
1396                                         (int16_t)get_unaligned_le16(&frame[9]);
1397                                 rotation += 1800/4;
1398
1399                                 if (rotation > 899)
1400                                         rotation -= 1800;
1401
1402                                 input_report_abs(pen_input, ABS_TILT_X,
1403                                                  (char)frame[7]);
1404                                 input_report_abs(pen_input, ABS_TILT_Y,
1405                                                  (char)frame[8]);
1406                                 input_report_abs(pen_input, ABS_Z, rotation);
1407                                 input_report_abs(pen_input, ABS_WHEEL,
1408                                                  get_unaligned_le16(&frame[11]));
1409                         }
1410                 }
1411
1412                 if (wacom->tool[0]) {
1413                         input_report_abs(pen_input, ABS_PRESSURE, get_unaligned_le16(&frame[5]));
1414                         if (wacom->features.type == INTUOSP2_BT ||
1415                             wacom->features.type == INTUOSP2S_BT) {
1416                                 input_report_abs(pen_input, ABS_DISTANCE,
1417                                                  range ? frame[13] : wacom->features.distance_max);
1418                         } else {
1419                                 input_report_abs(pen_input, ABS_DISTANCE,
1420                                                  range ? frame[7] : wacom->features.distance_max);
1421                         }
1422
1423                         input_report_key(pen_input, BTN_TOUCH, frame[0] & 0x09);
1424                         input_report_key(pen_input, BTN_STYLUS, frame[0] & 0x02);
1425                         input_report_key(pen_input, BTN_STYLUS2, frame[0] & 0x04);
1426
1427                         input_report_key(pen_input, wacom->tool[0], prox);
1428                         input_event(pen_input, EV_MSC, MSC_SERIAL, wacom->serial[0]);
1429                         input_report_abs(pen_input, ABS_MISC,
1430                                          wacom_intuos_id_mangle(wacom->id[0])); /* report tool id */
1431                 }
1432
1433                 wacom->shared->stylus_in_proximity = prox;
1434
1435                 /* add timestamp to unpack the frames */
1436                 input_set_timestamp(pen_input, event_timestamp);
1437
1438                 input_sync(pen_input);
1439         }
1440 }
1441
1442 static void wacom_intuos_pro2_bt_touch(struct wacom_wac *wacom)
1443 {
1444         const int finger_touch_len = 8;
1445         const int finger_frames = 4;
1446         const int finger_frame_len = 43;
1447
1448         struct input_dev *touch_input = wacom->touch_input;
1449         unsigned char *data = wacom->data;
1450         int num_contacts_left = 5;
1451         int i, j;
1452
1453         for (i = 0; i < finger_frames; i++) {
1454                 unsigned char *frame = &data[i*finger_frame_len + 109];
1455                 int current_num_contacts = frame[0] & 0x7F;
1456                 int contacts_to_send;
1457
1458                 if (!(frame[0] & 0x80))
1459                         continue;
1460
1461                 /*
1462                  * First packet resets the counter since only the first
1463                  * packet in series will have non-zero current_num_contacts.
1464                  */
1465                 if (current_num_contacts)
1466                         wacom->num_contacts_left = current_num_contacts;
1467
1468                 contacts_to_send = min(num_contacts_left, wacom->num_contacts_left);
1469
1470                 for (j = 0; j < contacts_to_send; j++) {
1471                         unsigned char *touch = &frame[j*finger_touch_len + 1];
1472                         int slot = input_mt_get_slot_by_key(touch_input, touch[0]);
1473                         int x = get_unaligned_le16(&touch[2]);
1474                         int y = get_unaligned_le16(&touch[4]);
1475                         int w = touch[6] * input_abs_get_res(touch_input, ABS_MT_POSITION_X);
1476                         int h = touch[7] * input_abs_get_res(touch_input, ABS_MT_POSITION_Y);
1477
1478                         if (slot < 0)
1479                                 continue;
1480
1481                         input_mt_slot(touch_input, slot);
1482                         input_mt_report_slot_state(touch_input, MT_TOOL_FINGER, touch[1] & 0x01);
1483                         input_report_abs(touch_input, ABS_MT_POSITION_X, x);
1484                         input_report_abs(touch_input, ABS_MT_POSITION_Y, y);
1485                         input_report_abs(touch_input, ABS_MT_TOUCH_MAJOR, max(w, h));
1486                         input_report_abs(touch_input, ABS_MT_TOUCH_MINOR, min(w, h));
1487                         input_report_abs(touch_input, ABS_MT_ORIENTATION, w > h);
1488                 }
1489
1490                 input_mt_sync_frame(touch_input);
1491
1492                 wacom->num_contacts_left -= contacts_to_send;
1493                 if (wacom->num_contacts_left <= 0) {
1494                         wacom->num_contacts_left = 0;
1495                         wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1496                         input_sync(touch_input);
1497                 }
1498         }
1499
1500         if (wacom->num_contacts_left == 0) {
1501                 // Be careful that we don't accidentally call input_sync with
1502                 // only a partial set of fingers of processed
1503                 input_report_switch(touch_input, SW_MUTE_DEVICE, !(data[281] >> 7));
1504                 input_sync(touch_input);
1505         }
1506
1507 }
1508
1509 static void wacom_intuos_pro2_bt_pad(struct wacom_wac *wacom)
1510 {
1511         struct input_dev *pad_input = wacom->pad_input;
1512         unsigned char *data = wacom->data;
1513         int nbuttons = wacom->features.numbered_buttons;
1514
1515         int expresskeys = data[282];
1516         int center = (data[281] & 0x40) >> 6;
1517         int ring = data[285] & 0x7F;
1518         bool ringstatus = data[285] & 0x80;
1519         bool prox = expresskeys || center || ringstatus;
1520
1521         /* Fix touchring data: userspace expects 0 at left and increasing clockwise */
1522         ring = 71 - ring;
1523         ring += 3*72/16;
1524         if (ring > 71)
1525                 ring -= 72;
1526
1527         wacom_report_numbered_buttons(pad_input, nbuttons,
1528                                       expresskeys | (center << (nbuttons - 1)));
1529
1530         input_report_abs(pad_input, ABS_WHEEL, ringstatus ? ring : 0);
1531
1532         input_report_key(pad_input, wacom->tool[1], prox ? 1 : 0);
1533         input_report_abs(pad_input, ABS_MISC, prox ? PAD_DEVICE_ID : 0);
1534         input_event(pad_input, EV_MSC, MSC_SERIAL, 0xffffffff);
1535
1536         input_sync(pad_input);
1537 }
1538
1539 static void wacom_intuos_pro2_bt_battery(struct wacom_wac *wacom)
1540 {
1541         unsigned char *data = wacom->data;
1542
1543         bool chg = data[284] & 0x80;
1544         int battery_status = data[284] & 0x7F;
1545
1546         wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
1547                              battery_status, chg, 1, chg);
1548 }
1549
1550 static void wacom_intuos_gen3_bt_pad(struct wacom_wac *wacom)
1551 {
1552         struct input_dev *pad_input = wacom->pad_input;
1553         unsigned char *data = wacom->data;
1554
1555         int buttons = data[44];
1556
1557         wacom_report_numbered_buttons(pad_input, 4, buttons);
1558
1559         input_report_key(pad_input, wacom->tool[1], buttons ? 1 : 0);
1560         input_report_abs(pad_input, ABS_MISC, buttons ? PAD_DEVICE_ID : 0);
1561         input_event(pad_input, EV_MSC, MSC_SERIAL, 0xffffffff);
1562
1563         input_sync(pad_input);
1564 }
1565
1566 static void wacom_intuos_gen3_bt_battery(struct wacom_wac *wacom)
1567 {
1568         unsigned char *data = wacom->data;
1569
1570         bool chg = data[45] & 0x80;
1571         int battery_status = data[45] & 0x7F;
1572
1573         wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
1574                              battery_status, chg, 1, chg);
1575 }
1576
1577 static int wacom_intuos_pro2_bt_irq(struct wacom_wac *wacom, size_t len)
1578 {
1579         unsigned char *data = wacom->data;
1580
1581         if (data[0] != 0x80 && data[0] != 0x81) {
1582                 dev_dbg(wacom->pen_input->dev.parent,
1583                         "%s: received unknown report #%d\n", __func__, data[0]);
1584                 return 0;
1585         }
1586
1587         wacom_intuos_pro2_bt_pen(wacom);
1588         if (wacom->features.type == INTUOSP2_BT ||
1589             wacom->features.type == INTUOSP2S_BT) {
1590                 wacom_intuos_pro2_bt_touch(wacom);
1591                 wacom_intuos_pro2_bt_pad(wacom);
1592                 wacom_intuos_pro2_bt_battery(wacom);
1593         } else {
1594                 wacom_intuos_gen3_bt_pad(wacom);
1595                 wacom_intuos_gen3_bt_battery(wacom);
1596         }
1597         return 0;
1598 }
1599
1600 static int wacom_24hdt_irq(struct wacom_wac *wacom)
1601 {
1602         struct input_dev *input = wacom->touch_input;
1603         unsigned char *data = wacom->data;
1604         int i;
1605         int current_num_contacts = data[61];
1606         int contacts_to_send = 0;
1607         int num_contacts_left = 4; /* maximum contacts per packet */
1608         int byte_per_packet = WACOM_BYTES_PER_24HDT_PACKET;
1609         int y_offset = 2;
1610
1611         if (touch_is_muted(wacom) && !wacom->shared->touch_down)
1612                 return 0;
1613
1614         if (wacom->features.type == WACOM_27QHDT) {
1615                 current_num_contacts = data[63];
1616                 num_contacts_left = 10;
1617                 byte_per_packet = WACOM_BYTES_PER_QHDTHID_PACKET;
1618                 y_offset = 0;
1619         }
1620
1621         /*
1622          * First packet resets the counter since only the first
1623          * packet in series will have non-zero current_num_contacts.
1624          */
1625         if (current_num_contacts)
1626                 wacom->num_contacts_left = current_num_contacts;
1627
1628         contacts_to_send = min(num_contacts_left, wacom->num_contacts_left);
1629
1630         for (i = 0; i < contacts_to_send; i++) {
1631                 int offset = (byte_per_packet * i) + 1;
1632                 bool touch = (data[offset] & 0x1) && report_touch_events(wacom);
1633                 int slot = input_mt_get_slot_by_key(input, data[offset + 1]);
1634
1635                 if (slot < 0)
1636                         continue;
1637                 input_mt_slot(input, slot);
1638                 input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1639
1640                 if (touch) {
1641                         int t_x = get_unaligned_le16(&data[offset + 2]);
1642                         int t_y = get_unaligned_le16(&data[offset + 4 + y_offset]);
1643
1644                         input_report_abs(input, ABS_MT_POSITION_X, t_x);
1645                         input_report_abs(input, ABS_MT_POSITION_Y, t_y);
1646
1647                         if (wacom->features.type != WACOM_27QHDT) {
1648                                 int c_x = get_unaligned_le16(&data[offset + 4]);
1649                                 int c_y = get_unaligned_le16(&data[offset + 8]);
1650                                 int w = get_unaligned_le16(&data[offset + 10]);
1651                                 int h = get_unaligned_le16(&data[offset + 12]);
1652
1653                                 input_report_abs(input, ABS_MT_TOUCH_MAJOR, min(w,h));
1654                                 input_report_abs(input, ABS_MT_WIDTH_MAJOR,
1655                                                  min(w, h) + int_dist(t_x, t_y, c_x, c_y));
1656                                 input_report_abs(input, ABS_MT_WIDTH_MINOR, min(w, h));
1657                                 input_report_abs(input, ABS_MT_ORIENTATION, w > h);
1658                         }
1659                 }
1660         }
1661         input_mt_sync_frame(input);
1662
1663         wacom->num_contacts_left -= contacts_to_send;
1664         if (wacom->num_contacts_left <= 0) {
1665                 wacom->num_contacts_left = 0;
1666                 wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1667         }
1668         return 1;
1669 }
1670
1671 static int wacom_mt_touch(struct wacom_wac *wacom)
1672 {
1673         struct input_dev *input = wacom->touch_input;
1674         unsigned char *data = wacom->data;
1675         int i;
1676         int current_num_contacts = data[2];
1677         int contacts_to_send = 0;
1678         int x_offset = 0;
1679
1680         /* MTTPC does not support Height and Width */
1681         if (wacom->features.type == MTTPC || wacom->features.type == MTTPC_B)
1682                 x_offset = -4;
1683
1684         /*
1685          * First packet resets the counter since only the first
1686          * packet in series will have non-zero current_num_contacts.
1687          */
1688         if (current_num_contacts)
1689                 wacom->num_contacts_left = current_num_contacts;
1690
1691         /* There are at most 5 contacts per packet */
1692         contacts_to_send = min(5, wacom->num_contacts_left);
1693
1694         for (i = 0; i < contacts_to_send; i++) {
1695                 int offset = (WACOM_BYTES_PER_MT_PACKET + x_offset) * i + 3;
1696                 bool touch = (data[offset] & 0x1) && report_touch_events(wacom);
1697                 int id = get_unaligned_le16(&data[offset + 1]);
1698                 int slot = input_mt_get_slot_by_key(input, id);
1699
1700                 if (slot < 0)
1701                         continue;
1702
1703                 input_mt_slot(input, slot);
1704                 input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1705                 if (touch) {
1706                         int x = get_unaligned_le16(&data[offset + x_offset + 7]);
1707                         int y = get_unaligned_le16(&data[offset + x_offset + 9]);
1708                         input_report_abs(input, ABS_MT_POSITION_X, x);
1709                         input_report_abs(input, ABS_MT_POSITION_Y, y);
1710                 }
1711         }
1712         input_mt_sync_frame(input);
1713
1714         wacom->num_contacts_left -= contacts_to_send;
1715         if (wacom->num_contacts_left <= 0) {
1716                 wacom->num_contacts_left = 0;
1717                 wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1718         }
1719         return 1;
1720 }
1721
1722 static int wacom_tpc_mt_touch(struct wacom_wac *wacom)
1723 {
1724         struct input_dev *input = wacom->touch_input;
1725         unsigned char *data = wacom->data;
1726         int i;
1727
1728         for (i = 0; i < 2; i++) {
1729                 int p = data[1] & (1 << i);
1730                 bool touch = p && report_touch_events(wacom);
1731
1732                 input_mt_slot(input, i);
1733                 input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
1734                 if (touch) {
1735                         int x = le16_to_cpup((__le16 *)&data[i * 2 + 2]) & 0x7fff;
1736                         int y = le16_to_cpup((__le16 *)&data[i * 2 + 6]) & 0x7fff;
1737
1738                         input_report_abs(input, ABS_MT_POSITION_X, x);
1739                         input_report_abs(input, ABS_MT_POSITION_Y, y);
1740                 }
1741         }
1742         input_mt_sync_frame(input);
1743
1744         /* keep touch state for pen event */
1745         wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
1746
1747         return 1;
1748 }
1749
1750 static int wacom_tpc_single_touch(struct wacom_wac *wacom, size_t len)
1751 {
1752         unsigned char *data = wacom->data;
1753         struct input_dev *input = wacom->touch_input;
1754         bool prox = report_touch_events(wacom);
1755         int x = 0, y = 0;
1756
1757         if (wacom->features.touch_max > 1 || len > WACOM_PKGLEN_TPC2FG)
1758                 return 0;
1759
1760         if (len == WACOM_PKGLEN_TPC1FG) {
1761                 prox = prox && (data[0] & 0x01);
1762                 x = get_unaligned_le16(&data[1]);
1763                 y = get_unaligned_le16(&data[3]);
1764         } else if (len == WACOM_PKGLEN_TPC1FG_B) {
1765                 prox = prox && (data[2] & 0x01);
1766                 x = get_unaligned_le16(&data[3]);
1767                 y = get_unaligned_le16(&data[5]);
1768         } else {
1769                 prox = prox && (data[1] & 0x01);
1770                 x = le16_to_cpup((__le16 *)&data[2]);
1771                 y = le16_to_cpup((__le16 *)&data[4]);
1772         }
1773
1774         if (prox) {
1775                 input_report_abs(input, ABS_X, x);
1776                 input_report_abs(input, ABS_Y, y);
1777         }
1778         input_report_key(input, BTN_TOUCH, prox);
1779
1780         /* keep touch state for pen events */
1781         wacom->shared->touch_down = prox;
1782
1783         return 1;
1784 }
1785
1786 static int wacom_tpc_pen(struct wacom_wac *wacom)
1787 {
1788         unsigned char *data = wacom->data;
1789         struct input_dev *input = wacom->pen_input;
1790         bool prox = data[1] & 0x20;
1791
1792         if (!wacom->shared->stylus_in_proximity) /* first in prox */
1793                 /* Going into proximity select tool */
1794                 wacom->tool[0] = (data[1] & 0x0c) ? BTN_TOOL_RUBBER : BTN_TOOL_PEN;
1795
1796         /* keep pen state for touch events */
1797         wacom->shared->stylus_in_proximity = prox;
1798
1799         /* send pen events only when touch is up or forced out
1800          * or touch arbitration is off
1801          */
1802         if (!delay_pen_events(wacom)) {
1803                 input_report_key(input, BTN_STYLUS, data[1] & 0x02);
1804                 input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
1805                 input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
1806                 input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
1807                 input_report_abs(input, ABS_PRESSURE, ((data[7] & 0x07) << 8) | data[6]);
1808                 input_report_key(input, BTN_TOUCH, data[1] & 0x05);
1809                 input_report_key(input, wacom->tool[0], prox);
1810                 return 1;
1811         }
1812
1813         return 0;
1814 }
1815
1816 static int wacom_tpc_irq(struct wacom_wac *wacom, size_t len)
1817 {
1818         unsigned char *data = wacom->data;
1819
1820         if (wacom->pen_input) {
1821                 dev_dbg(wacom->pen_input->dev.parent,
1822                         "%s: received report #%d\n", __func__, data[0]);
1823
1824                 if (len == WACOM_PKGLEN_PENABLED ||
1825                     data[0] == WACOM_REPORT_PENABLED)
1826                         return wacom_tpc_pen(wacom);
1827         }
1828         else if (wacom->touch_input) {
1829                 dev_dbg(wacom->touch_input->dev.parent,
1830                         "%s: received report #%d\n", __func__, data[0]);
1831
1832                 switch (len) {
1833                 case WACOM_PKGLEN_TPC1FG:
1834                         return wacom_tpc_single_touch(wacom, len);
1835
1836                 case WACOM_PKGLEN_TPC2FG:
1837                         return wacom_tpc_mt_touch(wacom);
1838
1839                 default:
1840                         switch (data[0]) {
1841                         case WACOM_REPORT_TPC1FG:
1842                         case WACOM_REPORT_TPCHID:
1843                         case WACOM_REPORT_TPCST:
1844                         case WACOM_REPORT_TPC1FGE:
1845                                 return wacom_tpc_single_touch(wacom, len);
1846
1847                         case WACOM_REPORT_TPCMT:
1848                         case WACOM_REPORT_TPCMT2:
1849                                 return wacom_mt_touch(wacom);
1850
1851                         }
1852                 }
1853         }
1854
1855         return 0;
1856 }
1857
1858 static int wacom_offset_rotation(struct input_dev *input, struct hid_usage *usage,
1859                                  int value, int num, int denom)
1860 {
1861         struct input_absinfo *abs = &input->absinfo[usage->code];
1862         int range = (abs->maximum - abs->minimum + 1);
1863
1864         value += num*range/denom;
1865         if (value > abs->maximum)
1866                 value -= range;
1867         else if (value < abs->minimum)
1868                 value += range;
1869         return value;
1870 }
1871
1872 int wacom_equivalent_usage(int usage)
1873 {
1874         if ((usage & HID_USAGE_PAGE) == WACOM_HID_UP_WACOMDIGITIZER) {
1875                 int subpage = (usage & 0xFF00) << 8;
1876                 int subusage = (usage & 0xFF);
1877
1878                 if (subpage == WACOM_HID_SP_PAD ||
1879                     subpage == WACOM_HID_SP_BUTTON ||
1880                     subpage == WACOM_HID_SP_DIGITIZER ||
1881                     subpage == WACOM_HID_SP_DIGITIZERINFO ||
1882                     usage == WACOM_HID_WD_SENSE ||
1883                     usage == WACOM_HID_WD_SERIALHI ||
1884                     usage == WACOM_HID_WD_TOOLTYPE ||
1885                     usage == WACOM_HID_WD_DISTANCE ||
1886                     usage == WACOM_HID_WD_TOUCHSTRIP ||
1887                     usage == WACOM_HID_WD_TOUCHSTRIP2 ||
1888                     usage == WACOM_HID_WD_TOUCHRING ||
1889                     usage == WACOM_HID_WD_TOUCHRINGSTATUS ||
1890                     usage == WACOM_HID_WD_REPORT_VALID ||
1891                     usage == WACOM_HID_WD_BARRELSWITCH3 ||
1892                     usage == WACOM_HID_WD_SEQUENCENUMBER) {
1893                         return usage;
1894                 }
1895
1896                 if (subpage == HID_UP_UNDEFINED)
1897                         subpage = HID_UP_DIGITIZER;
1898
1899                 return subpage | subusage;
1900         }
1901
1902         if ((usage & HID_USAGE_PAGE) == WACOM_HID_UP_WACOMTOUCH) {
1903                 int subpage = (usage & 0xFF00) << 8;
1904                 int subusage = (usage & 0xFF);
1905
1906                 if (usage == WACOM_HID_WT_REPORT_VALID)
1907                         return usage;
1908
1909                 if (subpage == HID_UP_UNDEFINED)
1910                         subpage = WACOM_HID_SP_DIGITIZER;
1911
1912                 return subpage | subusage;
1913         }
1914
1915         return usage;
1916 }
1917
1918 static void wacom_map_usage(struct input_dev *input, struct hid_usage *usage,
1919                 struct hid_field *field, __u8 type, __u16 code, int fuzz)
1920 {
1921         struct wacom *wacom = input_get_drvdata(input);
1922         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1923         struct wacom_features *features = &wacom_wac->features;
1924         int fmin = field->logical_minimum;
1925         int fmax = field->logical_maximum;
1926         unsigned int equivalent_usage = wacom_equivalent_usage(usage->hid);
1927         int resolution_code = code;
1928         int resolution = hidinput_calc_abs_res(field, resolution_code);
1929
1930         if (equivalent_usage == HID_DG_TWIST) {
1931                 resolution_code = ABS_RZ;
1932         }
1933
1934         if (equivalent_usage == HID_GD_X) {
1935                 fmin += features->offset_left;
1936                 fmax -= features->offset_right;
1937         }
1938         if (equivalent_usage == HID_GD_Y) {
1939                 fmin += features->offset_top;
1940                 fmax -= features->offset_bottom;
1941         }
1942
1943         usage->type = type;
1944         usage->code = code;
1945
1946         switch (type) {
1947         case EV_ABS:
1948                 input_set_abs_params(input, code, fmin, fmax, fuzz, 0);
1949
1950                 /* older tablet may miss physical usage */
1951                 if ((code == ABS_X || code == ABS_Y) && !resolution) {
1952                         resolution = WACOM_INTUOS_RES;
1953                         hid_warn(input,
1954                                  "Wacom usage (%d) missing resolution \n",
1955                                  code);
1956                 }
1957                 input_abs_set_res(input, code, resolution);
1958                 break;
1959         case EV_KEY:
1960         case EV_MSC:
1961         case EV_SW:
1962                 input_set_capability(input, type, code);
1963                 break;
1964         }
1965 }
1966
1967 static void wacom_wac_battery_usage_mapping(struct hid_device *hdev,
1968                 struct hid_field *field, struct hid_usage *usage)
1969 {
1970         return;
1971 }
1972
1973 static void wacom_wac_battery_event(struct hid_device *hdev, struct hid_field *field,
1974                 struct hid_usage *usage, __s32 value)
1975 {
1976         struct wacom *wacom = hid_get_drvdata(hdev);
1977         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
1978         unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
1979
1980         switch (equivalent_usage) {
1981         case HID_DG_BATTERYSTRENGTH:
1982                 if (value == 0) {
1983                         wacom_wac->hid_data.bat_status = POWER_SUPPLY_STATUS_UNKNOWN;
1984                 }
1985                 else {
1986                         value = value * 100 / (field->logical_maximum - field->logical_minimum);
1987                         wacom_wac->hid_data.battery_capacity = value;
1988                         wacom_wac->hid_data.bat_connected = 1;
1989                         wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
1990                 }
1991                 wacom_wac->features.quirks |= WACOM_QUIRK_BATTERY;
1992                 break;
1993         case WACOM_HID_WD_BATTERY_LEVEL:
1994                 value = value * 100 / (field->logical_maximum - field->logical_minimum);
1995                 wacom_wac->hid_data.battery_capacity = value;
1996                 wacom_wac->hid_data.bat_connected = 1;
1997                 wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
1998                 wacom_wac->features.quirks |= WACOM_QUIRK_BATTERY;
1999                 break;
2000         case WACOM_HID_WD_BATTERY_CHARGING:
2001                 wacom_wac->hid_data.bat_charging = value;
2002                 wacom_wac->hid_data.ps_connected = value;
2003                 wacom_wac->hid_data.bat_connected = 1;
2004                 wacom_wac->hid_data.bat_status = WACOM_POWER_SUPPLY_STATUS_AUTO;
2005                 wacom_wac->features.quirks |= WACOM_QUIRK_BATTERY;
2006                 break;
2007         }
2008 }
2009
2010 static void wacom_wac_battery_pre_report(struct hid_device *hdev,
2011                 struct hid_report *report)
2012 {
2013         return;
2014 }
2015
2016 static void wacom_wac_battery_report(struct hid_device *hdev,
2017                 struct hid_report *report)
2018 {
2019         struct wacom *wacom = hid_get_drvdata(hdev);
2020         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2021
2022         int status = wacom_wac->hid_data.bat_status;
2023         int capacity = wacom_wac->hid_data.battery_capacity;
2024         bool charging = wacom_wac->hid_data.bat_charging;
2025         bool connected = wacom_wac->hid_data.bat_connected;
2026         bool powered = wacom_wac->hid_data.ps_connected;
2027
2028         wacom_notify_battery(wacom_wac, status, capacity, charging,
2029                              connected, powered);
2030 }
2031
2032 static void wacom_wac_pad_usage_mapping(struct hid_device *hdev,
2033                 struct hid_field *field, struct hid_usage *usage)
2034 {
2035         struct wacom *wacom = hid_get_drvdata(hdev);
2036         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2037         struct wacom_features *features = &wacom_wac->features;
2038         struct input_dev *input = wacom_wac->pad_input;
2039         unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2040
2041         switch (equivalent_usage) {
2042         case WACOM_HID_WD_ACCELEROMETER_X:
2043                 __set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
2044                 wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 0);
2045                 features->device_type |= WACOM_DEVICETYPE_PAD;
2046                 break;
2047         case WACOM_HID_WD_ACCELEROMETER_Y:
2048                 __set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
2049                 wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 0);
2050                 features->device_type |= WACOM_DEVICETYPE_PAD;
2051                 break;
2052         case WACOM_HID_WD_ACCELEROMETER_Z:
2053                 __set_bit(INPUT_PROP_ACCELEROMETER, input->propbit);
2054                 wacom_map_usage(input, usage, field, EV_ABS, ABS_Z, 0);
2055                 features->device_type |= WACOM_DEVICETYPE_PAD;
2056                 break;
2057         case WACOM_HID_WD_BUTTONCENTER:
2058         case WACOM_HID_WD_BUTTONHOME:
2059         case WACOM_HID_WD_BUTTONUP:
2060         case WACOM_HID_WD_BUTTONDOWN:
2061         case WACOM_HID_WD_BUTTONLEFT:
2062         case WACOM_HID_WD_BUTTONRIGHT:
2063                 wacom_map_usage(input, usage, field, EV_KEY,
2064                                 wacom_numbered_button_to_key(features->numbered_buttons),
2065                                 0);
2066                 features->numbered_buttons++;
2067                 features->device_type |= WACOM_DEVICETYPE_PAD;
2068                 break;
2069         case WACOM_HID_WD_MUTE_DEVICE:
2070                 /* softkey touch switch */
2071                 wacom_wac->is_soft_touch_switch = true;
2072                 fallthrough;
2073         case WACOM_HID_WD_TOUCHONOFF:
2074                 /*
2075                  * These two usages, which are used to mute touch events, come
2076                  * from the pad packet, but are reported on the touch
2077                  * interface. Because the touch interface may not have
2078                  * been created yet, we cannot call wacom_map_usage(). In
2079                  * order to process the usages when we receive them, we set
2080                  * the usage type and code directly.
2081                  */
2082                 wacom_wac->has_mute_touch_switch = true;
2083                 usage->type = EV_SW;
2084                 usage->code = SW_MUTE_DEVICE;
2085                 break;
2086         case WACOM_HID_WD_TOUCHSTRIP:
2087                 wacom_map_usage(input, usage, field, EV_ABS, ABS_RX, 0);
2088                 features->device_type |= WACOM_DEVICETYPE_PAD;
2089                 break;
2090         case WACOM_HID_WD_TOUCHSTRIP2:
2091                 wacom_map_usage(input, usage, field, EV_ABS, ABS_RY, 0);
2092                 features->device_type |= WACOM_DEVICETYPE_PAD;
2093                 break;
2094         case WACOM_HID_WD_TOUCHRING:
2095                 wacom_map_usage(input, usage, field, EV_ABS, ABS_WHEEL, 0);
2096                 features->device_type |= WACOM_DEVICETYPE_PAD;
2097                 break;
2098         case WACOM_HID_WD_TOUCHRINGSTATUS:
2099                 /*
2100                  * Only set up type/code association. Completely mapping
2101                  * this usage may overwrite the axis resolution and range.
2102                  */
2103                 usage->type = EV_ABS;
2104                 usage->code = ABS_WHEEL;
2105                 set_bit(EV_ABS, input->evbit);
2106                 features->device_type |= WACOM_DEVICETYPE_PAD;
2107                 break;
2108         case WACOM_HID_WD_BUTTONCONFIG:
2109                 wacom_map_usage(input, usage, field, EV_KEY, KEY_BUTTONCONFIG, 0);
2110                 features->device_type |= WACOM_DEVICETYPE_PAD;
2111                 break;
2112         case WACOM_HID_WD_ONSCREEN_KEYBOARD:
2113                 wacom_map_usage(input, usage, field, EV_KEY, KEY_ONSCREEN_KEYBOARD, 0);
2114                 features->device_type |= WACOM_DEVICETYPE_PAD;
2115                 break;
2116         case WACOM_HID_WD_CONTROLPANEL:
2117                 wacom_map_usage(input, usage, field, EV_KEY, KEY_CONTROLPANEL, 0);
2118                 features->device_type |= WACOM_DEVICETYPE_PAD;
2119                 break;
2120         case WACOM_HID_WD_MODE_CHANGE:
2121                 /* do not overwrite previous data */
2122                 if (!wacom_wac->has_mode_change) {
2123                         wacom_wac->has_mode_change = true;
2124                         wacom_wac->is_direct_mode = true;
2125                 }
2126                 features->device_type |= WACOM_DEVICETYPE_PAD;
2127                 break;
2128         }
2129
2130         switch (equivalent_usage & 0xfffffff0) {
2131         case WACOM_HID_WD_EXPRESSKEY00:
2132                 wacom_map_usage(input, usage, field, EV_KEY,
2133                                 wacom_numbered_button_to_key(features->numbered_buttons),
2134                                 0);
2135                 features->numbered_buttons++;
2136                 features->device_type |= WACOM_DEVICETYPE_PAD;
2137                 break;
2138         }
2139 }
2140
2141 static void wacom_wac_pad_event(struct hid_device *hdev, struct hid_field *field,
2142                 struct hid_usage *usage, __s32 value)
2143 {
2144         struct wacom *wacom = hid_get_drvdata(hdev);
2145         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2146         struct input_dev *input = wacom_wac->pad_input;
2147         struct wacom_features *features = &wacom_wac->features;
2148         unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2149         int i;
2150         bool do_report = false;
2151
2152         /*
2153          * Avoid reporting this event and setting inrange_state if this usage
2154          * hasn't been mapped.
2155          */
2156         if (!usage->type && equivalent_usage != WACOM_HID_WD_MODE_CHANGE)
2157                 return;
2158
2159         if (wacom_equivalent_usage(field->physical) == HID_DG_TABLETFUNCTIONKEY) {
2160                 if (usage->hid != WACOM_HID_WD_TOUCHRING)
2161                         wacom_wac->hid_data.inrange_state |= value;
2162         }
2163
2164         /* Process touch switch state first since it is reported through touch interface,
2165          * which is indepentent of pad interface. In the case when there are no other pad
2166          * events, the pad interface will not even be created.
2167          */
2168         if ((equivalent_usage == WACOM_HID_WD_MUTE_DEVICE) ||
2169            (equivalent_usage == WACOM_HID_WD_TOUCHONOFF)) {
2170                 if (wacom_wac->shared->touch_input) {
2171                         bool *is_touch_on = &wacom_wac->shared->is_touch_on;
2172
2173                         if (equivalent_usage == WACOM_HID_WD_MUTE_DEVICE && value)
2174                                 *is_touch_on = !(*is_touch_on);
2175                         else if (equivalent_usage == WACOM_HID_WD_TOUCHONOFF)
2176                                 *is_touch_on = value;
2177
2178                         input_report_switch(wacom_wac->shared->touch_input,
2179                                             SW_MUTE_DEVICE, !(*is_touch_on));
2180                         input_sync(wacom_wac->shared->touch_input);
2181                 }
2182                 return;
2183         }
2184
2185         if (!input)
2186                 return;
2187
2188         switch (equivalent_usage) {
2189         case WACOM_HID_WD_TOUCHRING:
2190                 /*
2191                  * Userspace expects touchrings to increase in value with
2192                  * clockwise gestures and have their zero point at the
2193                  * tablet's left. HID events "should" be clockwise-
2194                  * increasing and zero at top, though the MobileStudio
2195                  * Pro and 2nd-gen Intuos Pro don't do this...
2196                  */
2197                 if (hdev->vendor == 0x56a &&
2198                     (hdev->product == 0x34d || hdev->product == 0x34e ||  /* MobileStudio Pro */
2199                      hdev->product == 0x357 || hdev->product == 0x358 ||  /* Intuos Pro 2 */
2200                      hdev->product == 0x392 ||                            /* Intuos Pro 2 */
2201                      hdev->product == 0x398 || hdev->product == 0x399 ||  /* MobileStudio Pro */
2202                      hdev->product == 0x3AA)) {                           /* MobileStudio Pro */
2203                         value = (field->logical_maximum - value);
2204
2205                         if (hdev->product == 0x357 || hdev->product == 0x358 ||
2206                             hdev->product == 0x392)
2207                                 value = wacom_offset_rotation(input, usage, value, 3, 16);
2208                         else if (hdev->product == 0x34d || hdev->product == 0x34e ||
2209                                  hdev->product == 0x398 || hdev->product == 0x399 ||
2210                                  hdev->product == 0x3AA)
2211                                 value = wacom_offset_rotation(input, usage, value, 1, 2);
2212                 }
2213                 else {
2214                         value = wacom_offset_rotation(input, usage, value, 1, 4);
2215                 }
2216                 do_report = true;
2217                 break;
2218         case WACOM_HID_WD_TOUCHRINGSTATUS:
2219                 if (!value)
2220                         input_event(input, usage->type, usage->code, 0);
2221                 break;
2222
2223         case WACOM_HID_WD_MODE_CHANGE:
2224                 if (wacom_wac->is_direct_mode != value) {
2225                         wacom_wac->is_direct_mode = value;
2226                         wacom_schedule_work(&wacom->wacom_wac, WACOM_WORKER_MODE_CHANGE);
2227                 }
2228                 break;
2229
2230         case WACOM_HID_WD_BUTTONCENTER:
2231                 for (i = 0; i < wacom->led.count; i++)
2232                         wacom_update_led(wacom, features->numbered_buttons,
2233                                          value, i);
2234                 fallthrough;
2235         default:
2236                 do_report = true;
2237                 break;
2238         }
2239
2240         if (do_report) {
2241                 input_event(input, usage->type, usage->code, value);
2242                 if (value)
2243                         wacom_wac->hid_data.pad_input_event_flag = true;
2244         }
2245 }
2246
2247 static void wacom_wac_pad_pre_report(struct hid_device *hdev,
2248                 struct hid_report *report)
2249 {
2250         struct wacom *wacom = hid_get_drvdata(hdev);
2251         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2252
2253         wacom_wac->hid_data.inrange_state = 0;
2254 }
2255
2256 static void wacom_wac_pad_report(struct hid_device *hdev,
2257                 struct hid_report *report, struct hid_field *field)
2258 {
2259         struct wacom *wacom = hid_get_drvdata(hdev);
2260         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2261         struct input_dev *input = wacom_wac->pad_input;
2262         bool active = wacom_wac->hid_data.inrange_state != 0;
2263
2264         /* report prox for expresskey events */
2265         if (wacom_wac->hid_data.pad_input_event_flag) {
2266                 input_event(input, EV_ABS, ABS_MISC, active ? PAD_DEVICE_ID : 0);
2267                 input_sync(input);
2268                 if (!active)
2269                         wacom_wac->hid_data.pad_input_event_flag = false;
2270         }
2271 }
2272
2273 static void wacom_set_barrel_switch3_usage(struct wacom_wac *wacom_wac)
2274 {
2275         struct input_dev *input = wacom_wac->pen_input;
2276         struct wacom_features *features = &wacom_wac->features;
2277
2278         if (!(features->quirks & WACOM_QUIRK_AESPEN) &&
2279             wacom_wac->hid_data.barrelswitch &&
2280             wacom_wac->hid_data.barrelswitch2 &&
2281             wacom_wac->hid_data.serialhi &&
2282             !wacom_wac->hid_data.barrelswitch3) {
2283                 input_set_capability(input, EV_KEY, BTN_STYLUS3);
2284                 features->quirks |= WACOM_QUIRK_PEN_BUTTON3;
2285         }
2286 }
2287
2288 static void wacom_wac_pen_usage_mapping(struct hid_device *hdev,
2289                 struct hid_field *field, struct hid_usage *usage)
2290 {
2291         struct wacom *wacom = hid_get_drvdata(hdev);
2292         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2293         struct wacom_features *features = &wacom_wac->features;
2294         struct input_dev *input = wacom_wac->pen_input;
2295         unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2296
2297         switch (equivalent_usage) {
2298         case HID_GD_X:
2299                 wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 4);
2300                 break;
2301         case HID_GD_Y:
2302                 wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 4);
2303                 break;
2304         case WACOM_HID_WD_DISTANCE:
2305         case HID_GD_Z:
2306                 wacom_map_usage(input, usage, field, EV_ABS, ABS_DISTANCE, 0);
2307                 break;
2308         case HID_DG_TIPPRESSURE:
2309                 wacom_map_usage(input, usage, field, EV_ABS, ABS_PRESSURE, 0);
2310                 break;
2311         case HID_DG_INRANGE:
2312                 wacom_map_usage(input, usage, field, EV_KEY, BTN_TOOL_PEN, 0);
2313                 break;
2314         case HID_DG_INVERT:
2315                 wacom_map_usage(input, usage, field, EV_KEY,
2316                                 BTN_TOOL_RUBBER, 0);
2317                 break;
2318         case HID_DG_TILT_X:
2319                 wacom_map_usage(input, usage, field, EV_ABS, ABS_TILT_X, 0);
2320                 break;
2321         case HID_DG_TILT_Y:
2322                 wacom_map_usage(input, usage, field, EV_ABS, ABS_TILT_Y, 0);
2323                 break;
2324         case HID_DG_TWIST:
2325                 wacom_map_usage(input, usage, field, EV_ABS, ABS_Z, 0);
2326                 break;
2327         case HID_DG_ERASER:
2328                 input_set_capability(input, EV_KEY, BTN_TOOL_RUBBER);
2329                 wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2330                 break;
2331         case HID_DG_TIPSWITCH:
2332                 input_set_capability(input, EV_KEY, BTN_TOOL_PEN);
2333                 wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2334                 break;
2335         case HID_DG_BARRELSWITCH:
2336                 wacom_wac->hid_data.barrelswitch = true;
2337                 wacom_set_barrel_switch3_usage(wacom_wac);
2338                 wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS, 0);
2339                 break;
2340         case HID_DG_BARRELSWITCH2:
2341                 wacom_wac->hid_data.barrelswitch2 = true;
2342                 wacom_set_barrel_switch3_usage(wacom_wac);
2343                 wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS2, 0);
2344                 break;
2345         case HID_DG_TOOLSERIALNUMBER:
2346                 features->quirks |= WACOM_QUIRK_TOOLSERIAL;
2347                 wacom_map_usage(input, usage, field, EV_MSC, MSC_SERIAL, 0);
2348                 break;
2349         case HID_DG_SCANTIME:
2350                 wacom_map_usage(input, usage, field, EV_MSC, MSC_TIMESTAMP, 0);
2351                 break;
2352         case WACOM_HID_WD_SENSE:
2353                 features->quirks |= WACOM_QUIRK_SENSE;
2354                 wacom_map_usage(input, usage, field, EV_KEY, BTN_TOOL_PEN, 0);
2355                 break;
2356         case WACOM_HID_WD_SERIALHI:
2357                 wacom_wac->hid_data.serialhi = true;
2358                 wacom_set_barrel_switch3_usage(wacom_wac);
2359                 wacom_map_usage(input, usage, field, EV_ABS, ABS_MISC, 0);
2360                 break;
2361         case WACOM_HID_WD_FINGERWHEEL:
2362                 input_set_capability(input, EV_KEY, BTN_TOOL_AIRBRUSH);
2363                 wacom_map_usage(input, usage, field, EV_ABS, ABS_WHEEL, 0);
2364                 break;
2365         case WACOM_HID_WD_BARRELSWITCH3:
2366                 wacom_wac->hid_data.barrelswitch3 = true;
2367                 wacom_map_usage(input, usage, field, EV_KEY, BTN_STYLUS3, 0);
2368                 features->quirks &= ~WACOM_QUIRK_PEN_BUTTON3;
2369                 break;
2370         }
2371 }
2372
2373 static void wacom_wac_pen_event(struct hid_device *hdev, struct hid_field *field,
2374                 struct hid_usage *usage, __s32 value)
2375 {
2376         struct wacom *wacom = hid_get_drvdata(hdev);
2377         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2378         struct wacom_features *features = &wacom_wac->features;
2379         struct input_dev *input = wacom_wac->pen_input;
2380         unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2381
2382         if (wacom_wac->is_invalid_bt_frame)
2383                 return;
2384
2385         switch (equivalent_usage) {
2386         case HID_GD_Z:
2387                 /*
2388                  * HID_GD_Z "should increase as the control's position is
2389                  * moved from high to low", while ABS_DISTANCE instead
2390                  * increases in value as the tool moves from low to high.
2391                  */
2392                 value = field->logical_maximum - value;
2393                 break;
2394         case HID_DG_INRANGE:
2395                 mod_timer(&wacom->idleprox_timer, jiffies + msecs_to_jiffies(100));
2396                 wacom_wac->hid_data.inrange_state = value;
2397                 if (!(features->quirks & WACOM_QUIRK_SENSE))
2398                         wacom_wac->hid_data.sense_state = value;
2399                 return;
2400         case HID_DG_INVERT:
2401                 wacom_wac->hid_data.invert_state = value;
2402                 return;
2403         case HID_DG_ERASER:
2404         case HID_DG_TIPSWITCH:
2405                 wacom_wac->hid_data.tipswitch |= value;
2406                 return;
2407         case HID_DG_BARRELSWITCH:
2408                 wacom_wac->hid_data.barrelswitch = value;
2409                 return;
2410         case HID_DG_BARRELSWITCH2:
2411                 wacom_wac->hid_data.barrelswitch2 = value;
2412                 return;
2413         case HID_DG_TOOLSERIALNUMBER:
2414                 if (value) {
2415                         wacom_wac->serial[0] = (wacom_wac->serial[0] & ~0xFFFFFFFFULL);
2416                         wacom_wac->serial[0] |= wacom_s32tou(value, field->report_size);
2417                 }
2418                 return;
2419         case HID_DG_TWIST:
2420                 /* don't modify the value if the pen doesn't support the feature */
2421                 if (!wacom_is_art_pen(wacom_wac->id[0])) return;
2422
2423                 /*
2424                  * Userspace expects pen twist to have its zero point when
2425                  * the buttons/finger is on the tablet's left. HID values
2426                  * are zero when buttons are toward the top.
2427                  */
2428                 value = wacom_offset_rotation(input, usage, value, 1, 4);
2429                 break;
2430         case WACOM_HID_WD_SENSE:
2431                 wacom_wac->hid_data.sense_state = value;
2432                 return;
2433         case WACOM_HID_WD_SERIALHI:
2434                 if (value) {
2435                         __u32 raw_value = wacom_s32tou(value, field->report_size);
2436
2437                         wacom_wac->serial[0] = (wacom_wac->serial[0] & 0xFFFFFFFF);
2438                         wacom_wac->serial[0] |= ((__u64)raw_value) << 32;
2439                         /*
2440                          * Non-USI EMR devices may contain additional tool type
2441                          * information here. See WACOM_HID_WD_TOOLTYPE case for
2442                          * more details.
2443                          */
2444                         if (value >> 20 == 1) {
2445                                 wacom_wac->id[0] |= raw_value & 0xFFFFF;
2446                         }
2447                 }
2448                 return;
2449         case WACOM_HID_WD_TOOLTYPE:
2450                 /*
2451                  * Some devices (MobileStudio Pro, and possibly later
2452                  * devices as well) do not return the complete tool
2453                  * type in their WACOM_HID_WD_TOOLTYPE usage. Use a
2454                  * bitwise OR so the complete value can be built
2455                  * up over time :(
2456                  */
2457                 wacom_wac->id[0] |= wacom_s32tou(value, field->report_size);
2458                 return;
2459         case WACOM_HID_WD_OFFSETLEFT:
2460                 if (features->offset_left && value != features->offset_left)
2461                         hid_warn(hdev, "%s: overriding existing left offset "
2462                                  "%d -> %d\n", __func__, value,
2463                                  features->offset_left);
2464                 features->offset_left = value;
2465                 return;
2466         case WACOM_HID_WD_OFFSETRIGHT:
2467                 if (features->offset_right && value != features->offset_right)
2468                         hid_warn(hdev, "%s: overriding existing right offset "
2469                                  "%d -> %d\n", __func__, value,
2470                                  features->offset_right);
2471                 features->offset_right = value;
2472                 return;
2473         case WACOM_HID_WD_OFFSETTOP:
2474                 if (features->offset_top && value != features->offset_top)
2475                         hid_warn(hdev, "%s: overriding existing top offset "
2476                                  "%d -> %d\n", __func__, value,
2477                                  features->offset_top);
2478                 features->offset_top = value;
2479                 return;
2480         case WACOM_HID_WD_OFFSETBOTTOM:
2481                 if (features->offset_bottom && value != features->offset_bottom)
2482                         hid_warn(hdev, "%s: overriding existing bottom offset "
2483                                  "%d -> %d\n", __func__, value,
2484                                  features->offset_bottom);
2485                 features->offset_bottom = value;
2486                 return;
2487         case WACOM_HID_WD_REPORT_VALID:
2488                 wacom_wac->is_invalid_bt_frame = !value;
2489                 return;
2490         case WACOM_HID_WD_BARRELSWITCH3:
2491                 wacom_wac->hid_data.barrelswitch3 = value;
2492                 return;
2493         case WACOM_HID_WD_SEQUENCENUMBER:
2494                 if (wacom_wac->hid_data.sequence_number != value)
2495                         hid_warn(hdev, "Dropped %hu packets", (unsigned short)(value - wacom_wac->hid_data.sequence_number));
2496                 wacom_wac->hid_data.sequence_number = value + 1;
2497                 return;
2498         }
2499
2500         /* send pen events only when touch is up or forced out
2501          * or touch arbitration is off
2502          */
2503         if (!usage->type || delay_pen_events(wacom_wac))
2504                 return;
2505
2506         /* send pen events only when the pen is in range */
2507         if (wacom_wac->hid_data.inrange_state)
2508                 input_event(input, usage->type, usage->code, value);
2509         else if (wacom_wac->shared->stylus_in_proximity && !wacom_wac->hid_data.sense_state)
2510                 input_event(input, usage->type, usage->code, 0);
2511 }
2512
2513 static void wacom_wac_pen_pre_report(struct hid_device *hdev,
2514                 struct hid_report *report)
2515 {
2516         struct wacom *wacom = hid_get_drvdata(hdev);
2517         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2518
2519         wacom_wac->is_invalid_bt_frame = false;
2520         return;
2521 }
2522
2523 static void wacom_wac_pen_report(struct hid_device *hdev,
2524                 struct hid_report *report)
2525 {
2526         struct wacom *wacom = hid_get_drvdata(hdev);
2527         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2528         struct input_dev *input = wacom_wac->pen_input;
2529         bool range = wacom_wac->hid_data.inrange_state;
2530         bool sense = wacom_wac->hid_data.sense_state;
2531         bool entering_range = !wacom_wac->tool[0] && range;
2532
2533         if (wacom_wac->is_invalid_bt_frame)
2534                 return;
2535
2536         if (entering_range) { /* first in range */
2537                 /* Going into range select tool */
2538                 if (wacom_wac->hid_data.invert_state)
2539                         wacom_wac->tool[0] = BTN_TOOL_RUBBER;
2540                 else if (wacom_wac->id[0])
2541                         wacom_wac->tool[0] = wacom_intuos_get_tool_type(wacom_wac->id[0]);
2542                 else
2543                         wacom_wac->tool[0] = BTN_TOOL_PEN;
2544         }
2545
2546         /* keep pen state for touch events */
2547         wacom_wac->shared->stylus_in_proximity = sense;
2548
2549         if (!delay_pen_events(wacom_wac) && wacom_wac->tool[0]) {
2550                 int id = wacom_wac->id[0];
2551                 if (wacom_wac->features.quirks & WACOM_QUIRK_PEN_BUTTON3) {
2552                         int sw_state = wacom_wac->hid_data.barrelswitch |
2553                                        (wacom_wac->hid_data.barrelswitch2 << 1);
2554                         wacom_wac->hid_data.barrelswitch = sw_state == 1;
2555                         wacom_wac->hid_data.barrelswitch2 = sw_state == 2;
2556                         wacom_wac->hid_data.barrelswitch3 = sw_state == 3;
2557                 }
2558                 input_report_key(input, BTN_STYLUS, wacom_wac->hid_data.barrelswitch);
2559                 input_report_key(input, BTN_STYLUS2, wacom_wac->hid_data.barrelswitch2);
2560                 input_report_key(input, BTN_STYLUS3, wacom_wac->hid_data.barrelswitch3);
2561
2562                 /*
2563                  * Non-USI EMR tools should have their IDs mangled to
2564                  * match the legacy behavior of wacom_intuos_general
2565                  */
2566                 if (wacom_wac->serial[0] >> 52 == 1)
2567                         id = wacom_intuos_id_mangle(id);
2568
2569                 /*
2570                  * To ensure compatibility with xf86-input-wacom, we should
2571                  * report the BTN_TOOL_* event prior to the ABS_MISC or
2572                  * MSC_SERIAL events.
2573                  */
2574                 input_report_key(input, BTN_TOUCH,
2575                                 wacom_wac->hid_data.tipswitch);
2576                 input_report_key(input, wacom_wac->tool[0], sense);
2577                 if (wacom_wac->serial[0]) {
2578                         /*
2579                          * xf86-input-wacom does not accept a serial number
2580                          * of '0'. Report the low 32 bits if possible, but
2581                          * if they are zero, report the upper ones instead.
2582                          */
2583                         __u32 serial_lo = wacom_wac->serial[0] & 0xFFFFFFFFu;
2584                         __u32 serial_hi = wacom_wac->serial[0] >> 32;
2585                         input_event(input, EV_MSC, MSC_SERIAL, (int)(serial_lo ? serial_lo : serial_hi));
2586                         input_report_abs(input, ABS_MISC, sense ? id : 0);
2587                 }
2588
2589                 wacom_wac->hid_data.tipswitch = false;
2590
2591                 input_sync(input);
2592         }
2593
2594         /* Handle AES battery timeout behavior */
2595         if (wacom_wac->features.quirks & WACOM_QUIRK_AESPEN) {
2596                 if (entering_range)
2597                         cancel_delayed_work(&wacom->aes_battery_work);
2598                 if (!sense)
2599                         schedule_delayed_work(&wacom->aes_battery_work,
2600                                               msecs_to_jiffies(WACOM_AES_BATTERY_TIMEOUT));
2601         }
2602
2603         if (!sense) {
2604                 wacom_wac->tool[0] = 0;
2605                 wacom_wac->id[0] = 0;
2606                 wacom_wac->serial[0] = 0;
2607         }
2608 }
2609
2610 static void wacom_wac_finger_usage_mapping(struct hid_device *hdev,
2611                 struct hid_field *field, struct hid_usage *usage)
2612 {
2613         struct wacom *wacom = hid_get_drvdata(hdev);
2614         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2615         struct input_dev *input = wacom_wac->touch_input;
2616         unsigned touch_max = wacom_wac->features.touch_max;
2617         unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2618
2619         switch (equivalent_usage) {
2620         case HID_GD_X:
2621                 if (touch_max == 1)
2622                         wacom_map_usage(input, usage, field, EV_ABS, ABS_X, 4);
2623                 else
2624                         wacom_map_usage(input, usage, field, EV_ABS,
2625                                         ABS_MT_POSITION_X, 4);
2626                 break;
2627         case HID_GD_Y:
2628                 if (touch_max == 1)
2629                         wacom_map_usage(input, usage, field, EV_ABS, ABS_Y, 4);
2630                 else
2631                         wacom_map_usage(input, usage, field, EV_ABS,
2632                                         ABS_MT_POSITION_Y, 4);
2633                 break;
2634         case HID_DG_WIDTH:
2635         case HID_DG_HEIGHT:
2636                 wacom_map_usage(input, usage, field, EV_ABS, ABS_MT_TOUCH_MAJOR, 0);
2637                 wacom_map_usage(input, usage, field, EV_ABS, ABS_MT_TOUCH_MINOR, 0);
2638                 input_set_abs_params(input, ABS_MT_ORIENTATION, 0, 1, 0, 0);
2639                 break;
2640         case HID_DG_TIPSWITCH:
2641                 wacom_map_usage(input, usage, field, EV_KEY, BTN_TOUCH, 0);
2642                 break;
2643         case HID_DG_CONTACTCOUNT:
2644                 wacom_wac->hid_data.cc_report = field->report->id;
2645                 wacom_wac->hid_data.cc_index = field->index;
2646                 wacom_wac->hid_data.cc_value_index = usage->usage_index;
2647                 break;
2648         case HID_DG_CONTACTID:
2649                 if ((field->logical_maximum - field->logical_minimum) < touch_max) {
2650                         /*
2651                          * The HID descriptor for G11 sensors leaves logical
2652                          * maximum set to '1' despite it being a multitouch
2653                          * device. Override to a sensible number.
2654                          */
2655                         field->logical_maximum = 255;
2656                 }
2657                 break;
2658         case HID_DG_SCANTIME:
2659                 wacom_map_usage(input, usage, field, EV_MSC, MSC_TIMESTAMP, 0);
2660                 break;
2661         }
2662 }
2663
2664 static void wacom_wac_finger_slot(struct wacom_wac *wacom_wac,
2665                 struct input_dev *input)
2666 {
2667         struct hid_data *hid_data = &wacom_wac->hid_data;
2668         bool mt = wacom_wac->features.touch_max > 1;
2669         bool touch_down = hid_data->tipswitch && hid_data->confidence;
2670         bool prox = touch_down && report_touch_events(wacom_wac);
2671
2672         if (touch_is_muted(wacom_wac)) {
2673                 if (!wacom_wac->shared->touch_down)
2674                         return;
2675                 prox = false;
2676         }
2677
2678         wacom_wac->hid_data.num_received++;
2679         if (wacom_wac->hid_data.num_received > wacom_wac->hid_data.num_expected)
2680                 return;
2681
2682         if (mt) {
2683                 int slot;
2684
2685                 slot = input_mt_get_slot_by_key(input, hid_data->id);
2686                 if (slot < 0) {
2687                         return;
2688                 } else {
2689                         struct input_mt_slot *ps = &input->mt->slots[slot];
2690                         int mt_id = input_mt_get_value(ps, ABS_MT_TRACKING_ID);
2691
2692                         if (!prox && mt_id < 0) {
2693                                 // No data to send for this slot; short-circuit
2694                                 return;
2695                         }
2696                 }
2697
2698                 input_mt_slot(input, slot);
2699                 input_mt_report_slot_state(input, MT_TOOL_FINGER, prox);
2700         }
2701         else {
2702                 input_report_key(input, BTN_TOUCH, prox);
2703         }
2704
2705         if (prox) {
2706                 input_report_abs(input, mt ? ABS_MT_POSITION_X : ABS_X,
2707                                  hid_data->x);
2708                 input_report_abs(input, mt ? ABS_MT_POSITION_Y : ABS_Y,
2709                                  hid_data->y);
2710
2711                 if (test_bit(ABS_MT_TOUCH_MAJOR, input->absbit)) {
2712                         input_report_abs(input, ABS_MT_TOUCH_MAJOR, max(hid_data->width, hid_data->height));
2713                         input_report_abs(input, ABS_MT_TOUCH_MINOR, min(hid_data->width, hid_data->height));
2714                         if (hid_data->width != hid_data->height)
2715                                 input_report_abs(input, ABS_MT_ORIENTATION, hid_data->width <= hid_data->height ? 0 : 1);
2716                 }
2717         }
2718 }
2719
2720 static void wacom_wac_finger_event(struct hid_device *hdev,
2721                 struct hid_field *field, struct hid_usage *usage, __s32 value)
2722 {
2723         struct wacom *wacom = hid_get_drvdata(hdev);
2724         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2725         unsigned equivalent_usage = wacom_equivalent_usage(usage->hid);
2726         struct wacom_features *features = &wacom->wacom_wac.features;
2727
2728         if (touch_is_muted(wacom_wac) && !wacom_wac->shared->touch_down)
2729                 return;
2730
2731         if (wacom_wac->is_invalid_bt_frame)
2732                 return;
2733
2734         switch (equivalent_usage) {
2735         case HID_DG_CONFIDENCE:
2736                 wacom_wac->hid_data.confidence = value;
2737                 break;
2738         case HID_GD_X:
2739                 wacom_wac->hid_data.x = value;
2740                 break;
2741         case HID_GD_Y:
2742                 wacom_wac->hid_data.y = value;
2743                 break;
2744         case HID_DG_WIDTH:
2745                 wacom_wac->hid_data.width = value;
2746                 break;
2747         case HID_DG_HEIGHT:
2748                 wacom_wac->hid_data.height = value;
2749                 break;
2750         case HID_DG_CONTACTID:
2751                 wacom_wac->hid_data.id = value;
2752                 break;
2753         case HID_DG_TIPSWITCH:
2754                 wacom_wac->hid_data.tipswitch = value;
2755                 break;
2756         case WACOM_HID_WT_REPORT_VALID:
2757                 wacom_wac->is_invalid_bt_frame = !value;
2758                 return;
2759         case HID_DG_CONTACTMAX:
2760                 if (!features->touch_max) {
2761                         features->touch_max = value;
2762                 } else {
2763                         hid_warn(hdev, "%s: ignoring attempt to overwrite non-zero touch_max "
2764                                  "%d -> %d\n", __func__, features->touch_max, value);
2765                 }
2766                 return;
2767         }
2768
2769         if (usage->usage_index + 1 == field->report_count) {
2770                 if (equivalent_usage == wacom_wac->hid_data.last_slot_field)
2771                         wacom_wac_finger_slot(wacom_wac, wacom_wac->touch_input);
2772         }
2773 }
2774
2775 static void wacom_wac_finger_pre_report(struct hid_device *hdev,
2776                 struct hid_report *report)
2777 {
2778         struct wacom *wacom = hid_get_drvdata(hdev);
2779         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2780         struct hid_data* hid_data = &wacom_wac->hid_data;
2781         int i;
2782
2783         if (touch_is_muted(wacom_wac) && !wacom_wac->shared->touch_down)
2784                 return;
2785
2786         wacom_wac->is_invalid_bt_frame = false;
2787
2788         hid_data->confidence = true;
2789
2790         hid_data->cc_report = 0;
2791         hid_data->cc_index = -1;
2792         hid_data->cc_value_index = -1;
2793
2794         for (i = 0; i < report->maxfield; i++) {
2795                 struct hid_field *field = report->field[i];
2796                 int j;
2797
2798                 for (j = 0; j < field->maxusage; j++) {
2799                         struct hid_usage *usage = &field->usage[j];
2800                         unsigned int equivalent_usage =
2801                                 wacom_equivalent_usage(usage->hid);
2802
2803                         switch (equivalent_usage) {
2804                         case HID_GD_X:
2805                         case HID_GD_Y:
2806                         case HID_DG_WIDTH:
2807                         case HID_DG_HEIGHT:
2808                         case HID_DG_CONTACTID:
2809                         case HID_DG_INRANGE:
2810                         case HID_DG_INVERT:
2811                         case HID_DG_TIPSWITCH:
2812                                 hid_data->last_slot_field = equivalent_usage;
2813                                 break;
2814                         case HID_DG_CONTACTCOUNT:
2815                                 hid_data->cc_report = report->id;
2816                                 hid_data->cc_index = i;
2817                                 hid_data->cc_value_index = j;
2818                                 break;
2819                         }
2820                 }
2821         }
2822
2823         if (hid_data->cc_report != 0 &&
2824             hid_data->cc_index >= 0) {
2825                 struct hid_field *field = report->field[hid_data->cc_index];
2826                 int value = field->value[hid_data->cc_value_index];
2827                 if (value) {
2828                         hid_data->num_expected = value;
2829                         hid_data->num_received = 0;
2830                 }
2831         }
2832         else {
2833                 hid_data->num_expected = wacom_wac->features.touch_max;
2834                 hid_data->num_received = 0;
2835         }
2836 }
2837
2838 static void wacom_wac_finger_report(struct hid_device *hdev,
2839                 struct hid_report *report)
2840 {
2841         struct wacom *wacom = hid_get_drvdata(hdev);
2842         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2843         struct input_dev *input = wacom_wac->touch_input;
2844         unsigned touch_max = wacom_wac->features.touch_max;
2845
2846         /* if there was nothing to process, don't send an empty sync */
2847         if (wacom_wac->hid_data.num_expected == 0)
2848                 return;
2849
2850         /* If more packets of data are expected, give us a chance to
2851          * process them rather than immediately syncing a partial
2852          * update.
2853          */
2854         if (wacom_wac->hid_data.num_received < wacom_wac->hid_data.num_expected)
2855                 return;
2856
2857         if (touch_max > 1)
2858                 input_mt_sync_frame(input);
2859
2860         input_sync(input);
2861         wacom_wac->hid_data.num_received = 0;
2862         wacom_wac->hid_data.num_expected = 0;
2863
2864         /* keep touch state for pen event */
2865         wacom_wac->shared->touch_down = wacom_wac_finger_count_touches(wacom_wac);
2866 }
2867
2868 void wacom_wac_usage_mapping(struct hid_device *hdev,
2869                 struct hid_field *field, struct hid_usage *usage)
2870 {
2871         struct wacom *wacom = hid_get_drvdata(hdev);
2872         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2873         struct wacom_features *features = &wacom_wac->features;
2874
2875         if (WACOM_DIRECT_DEVICE(field))
2876                 features->device_type |= WACOM_DEVICETYPE_DIRECT;
2877
2878         /* usage tests must precede field tests */
2879         if (WACOM_BATTERY_USAGE(usage))
2880                 wacom_wac_battery_usage_mapping(hdev, field, usage);
2881         else if (WACOM_PAD_FIELD(field))
2882                 wacom_wac_pad_usage_mapping(hdev, field, usage);
2883         else if (WACOM_PEN_FIELD(field))
2884                 wacom_wac_pen_usage_mapping(hdev, field, usage);
2885         else if (WACOM_FINGER_FIELD(field))
2886                 wacom_wac_finger_usage_mapping(hdev, field, usage);
2887 }
2888
2889 void wacom_wac_event(struct hid_device *hdev, struct hid_field *field,
2890                 struct hid_usage *usage, __s32 value)
2891 {
2892         struct wacom *wacom = hid_get_drvdata(hdev);
2893
2894         if (wacom->wacom_wac.features.type != HID_GENERIC)
2895                 return;
2896
2897         if (value > field->logical_maximum || value < field->logical_minimum)
2898                 return;
2899
2900         /* usage tests must precede field tests */
2901         if (WACOM_BATTERY_USAGE(usage))
2902                 wacom_wac_battery_event(hdev, field, usage, value);
2903         else if (WACOM_PAD_FIELD(field))
2904                 wacom_wac_pad_event(hdev, field, usage, value);
2905         else if (WACOM_PEN_FIELD(field) && wacom->wacom_wac.pen_input)
2906                 wacom_wac_pen_event(hdev, field, usage, value);
2907         else if (WACOM_FINGER_FIELD(field) && wacom->wacom_wac.touch_input)
2908                 wacom_wac_finger_event(hdev, field, usage, value);
2909 }
2910
2911 static void wacom_report_events(struct hid_device *hdev,
2912                                 struct hid_report *report, int collection_index,
2913                                 int field_index)
2914 {
2915         int r;
2916
2917         for (r = field_index; r < report->maxfield; r++) {
2918                 struct hid_field *field;
2919                 unsigned count, n;
2920
2921                 field = report->field[r];
2922                 count = field->report_count;
2923
2924                 if (!(HID_MAIN_ITEM_VARIABLE & field->flags))
2925                         continue;
2926
2927                 for (n = 0 ; n < count; n++) {
2928                         if (field->usage[n].collection_index == collection_index)
2929                                 wacom_wac_event(hdev, field, &field->usage[n],
2930                                                 field->value[n]);
2931                         else
2932                                 return;
2933                 }
2934         }
2935 }
2936
2937 static int wacom_wac_collection(struct hid_device *hdev, struct hid_report *report,
2938                          int collection_index, struct hid_field *field,
2939                          int field_index)
2940 {
2941         struct wacom *wacom = hid_get_drvdata(hdev);
2942
2943         wacom_report_events(hdev, report, collection_index, field_index);
2944
2945         /*
2946          * Non-input reports may be sent prior to the device being
2947          * completely initialized. Since only their events need
2948          * to be processed, exit after 'wacom_report_events' has
2949          * been called to prevent potential crashes in the report-
2950          * processing functions.
2951          */
2952         if (report->type != HID_INPUT_REPORT)
2953                 return -1;
2954
2955         if (WACOM_PAD_FIELD(field))
2956                 return 0;
2957         else if (WACOM_PEN_FIELD(field) && wacom->wacom_wac.pen_input)
2958                 wacom_wac_pen_report(hdev, report);
2959         else if (WACOM_FINGER_FIELD(field) && wacom->wacom_wac.touch_input)
2960                 wacom_wac_finger_report(hdev, report);
2961
2962         return 0;
2963 }
2964
2965 void wacom_wac_report(struct hid_device *hdev, struct hid_report *report)
2966 {
2967         struct wacom *wacom = hid_get_drvdata(hdev);
2968         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
2969         struct hid_field *field;
2970         bool pad_in_hid_field = false, pen_in_hid_field = false,
2971                 finger_in_hid_field = false, true_pad = false;
2972         int r;
2973         int prev_collection = -1;
2974
2975         if (wacom_wac->features.type != HID_GENERIC)
2976                 return;
2977
2978         for (r = 0; r < report->maxfield; r++) {
2979                 field = report->field[r];
2980
2981                 if (WACOM_PAD_FIELD(field))
2982                         pad_in_hid_field = true;
2983                 if (WACOM_PEN_FIELD(field))
2984                         pen_in_hid_field = true;
2985                 if (WACOM_FINGER_FIELD(field))
2986                         finger_in_hid_field = true;
2987                 if (wacom_equivalent_usage(field->physical) == HID_DG_TABLETFUNCTIONKEY)
2988                         true_pad = true;
2989         }
2990
2991         wacom_wac_battery_pre_report(hdev, report);
2992
2993         if (pad_in_hid_field && wacom_wac->pad_input)
2994                 wacom_wac_pad_pre_report(hdev, report);
2995         if (pen_in_hid_field && wacom_wac->pen_input)
2996                 wacom_wac_pen_pre_report(hdev, report);
2997         if (finger_in_hid_field && wacom_wac->touch_input)
2998                 wacom_wac_finger_pre_report(hdev, report);
2999
3000         for (r = 0; r < report->maxfield; r++) {
3001                 field = report->field[r];
3002
3003                 if (field->usage[0].collection_index != prev_collection) {
3004                         if (wacom_wac_collection(hdev, report,
3005                                 field->usage[0].collection_index, field, r) < 0)
3006                                 return;
3007                         prev_collection = field->usage[0].collection_index;
3008                 }
3009         }
3010
3011         wacom_wac_battery_report(hdev, report);
3012
3013         if (true_pad && wacom_wac->pad_input)
3014                 wacom_wac_pad_report(hdev, report, field);
3015 }
3016
3017 static int wacom_bpt_touch(struct wacom_wac *wacom)
3018 {
3019         struct wacom_features *features = &wacom->features;
3020         struct input_dev *input = wacom->touch_input;
3021         struct input_dev *pad_input = wacom->pad_input;
3022         unsigned char *data = wacom->data;
3023         int i;
3024
3025         if (data[0] != 0x02)
3026             return 0;
3027
3028         for (i = 0; i < 2; i++) {
3029                 int offset = (data[1] & 0x80) ? (8 * i) : (9 * i);
3030                 bool touch = report_touch_events(wacom)
3031                            && (data[offset + 3] & 0x80);
3032
3033                 input_mt_slot(input, i);
3034                 input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
3035                 if (touch) {
3036                         int x = get_unaligned_be16(&data[offset + 3]) & 0x7ff;
3037                         int y = get_unaligned_be16(&data[offset + 5]) & 0x7ff;
3038                         if (features->quirks & WACOM_QUIRK_BBTOUCH_LOWRES) {
3039                                 x <<= 5;
3040                                 y <<= 5;
3041                         }
3042                         input_report_abs(input, ABS_MT_POSITION_X, x);
3043                         input_report_abs(input, ABS_MT_POSITION_Y, y);
3044                 }
3045         }
3046
3047         input_mt_sync_frame(input);
3048
3049         input_report_key(pad_input, BTN_LEFT, (data[1] & 0x08) != 0);
3050         input_report_key(pad_input, BTN_FORWARD, (data[1] & 0x04) != 0);
3051         input_report_key(pad_input, BTN_BACK, (data[1] & 0x02) != 0);
3052         input_report_key(pad_input, BTN_RIGHT, (data[1] & 0x01) != 0);
3053         wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
3054
3055         return 1;
3056 }
3057
3058 static void wacom_bpt3_touch_msg(struct wacom_wac *wacom, unsigned char *data)
3059 {
3060         struct wacom_features *features = &wacom->features;
3061         struct input_dev *input = wacom->touch_input;
3062         bool touch = data[1] & 0x80;
3063         int slot = input_mt_get_slot_by_key(input, data[0]);
3064
3065         if (slot < 0)
3066                 return;
3067
3068         touch = touch && report_touch_events(wacom);
3069
3070         input_mt_slot(input, slot);
3071         input_mt_report_slot_state(input, MT_TOOL_FINGER, touch);
3072
3073         if (touch) {
3074                 int x = (data[2] << 4) | (data[4] >> 4);
3075                 int y = (data[3] << 4) | (data[4] & 0x0f);
3076                 int width, height;
3077
3078                 if (features->type >= INTUOSPS && features->type <= INTUOSHT2) {
3079                         width  = data[5] * 100;
3080                         height = data[6] * 100;
3081                 } else {
3082                         /*
3083                          * "a" is a scaled-down area which we assume is
3084                          * roughly circular and which can be described as:
3085                          * a=(pi*r^2)/C.
3086                          */
3087                         int a = data[5];
3088                         int x_res = input_abs_get_res(input, ABS_MT_POSITION_X);
3089                         int y_res = input_abs_get_res(input, ABS_MT_POSITION_Y);
3090                         width = 2 * int_sqrt(a * WACOM_CONTACT_AREA_SCALE);
3091                         height = width * y_res / x_res;
3092                 }
3093
3094                 input_report_abs(input, ABS_MT_POSITION_X, x);
3095                 input_report_abs(input, ABS_MT_POSITION_Y, y);
3096                 input_report_abs(input, ABS_MT_TOUCH_MAJOR, width);
3097                 input_report_abs(input, ABS_MT_TOUCH_MINOR, height);
3098         }
3099 }
3100
3101 static void wacom_bpt3_button_msg(struct wacom_wac *wacom, unsigned char *data)
3102 {
3103         struct input_dev *input = wacom->pad_input;
3104         struct wacom_features *features = &wacom->features;
3105
3106         if (features->type == INTUOSHT || features->type == INTUOSHT2) {
3107                 input_report_key(input, BTN_LEFT, (data[1] & 0x02) != 0);
3108                 input_report_key(input, BTN_BACK, (data[1] & 0x08) != 0);
3109         } else {
3110                 input_report_key(input, BTN_BACK, (data[1] & 0x02) != 0);
3111                 input_report_key(input, BTN_LEFT, (data[1] & 0x08) != 0);
3112         }
3113         input_report_key(input, BTN_FORWARD, (data[1] & 0x04) != 0);
3114         input_report_key(input, BTN_RIGHT, (data[1] & 0x01) != 0);
3115 }
3116
3117 static int wacom_bpt3_touch(struct wacom_wac *wacom)
3118 {
3119         unsigned char *data = wacom->data;
3120         int count = data[1] & 0x07;
3121         int  touch_changed = 0, i;
3122
3123         if (data[0] != 0x02)
3124             return 0;
3125
3126         /* data has up to 7 fixed sized 8-byte messages starting at data[2] */
3127         for (i = 0; i < count; i++) {
3128                 int offset = (8 * i) + 2;
3129                 int msg_id = data[offset];
3130
3131                 if (msg_id >= 2 && msg_id <= 17) {
3132                         wacom_bpt3_touch_msg(wacom, data + offset);
3133                         touch_changed++;
3134                 } else if (msg_id == 128)
3135                         wacom_bpt3_button_msg(wacom, data + offset);
3136
3137         }
3138
3139         /* only update touch if we actually have a touchpad and touch data changed */
3140         if (wacom->touch_input && touch_changed) {
3141                 input_mt_sync_frame(wacom->touch_input);
3142                 wacom->shared->touch_down = wacom_wac_finger_count_touches(wacom);
3143         }
3144
3145         return 1;
3146 }
3147
3148 static int wacom_bpt_pen(struct wacom_wac *wacom)
3149 {
3150         struct wacom_features *features = &wacom->features;
3151         struct input_dev *input = wacom->pen_input;
3152         unsigned char *data = wacom->data;
3153         int x = 0, y = 0, p = 0, d = 0;
3154         bool pen = false, btn1 = false, btn2 = false;
3155         bool range, prox, rdy;
3156
3157         if (data[0] != WACOM_REPORT_PENABLED)
3158             return 0;
3159
3160         range = (data[1] & 0x80) == 0x80;
3161         prox = (data[1] & 0x40) == 0x40;
3162         rdy = (data[1] & 0x20) == 0x20;
3163
3164         wacom->shared->stylus_in_proximity = range;
3165         if (delay_pen_events(wacom))
3166                 return 0;
3167
3168         if (rdy) {
3169                 p = le16_to_cpup((__le16 *)&data[6]);
3170                 pen = data[1] & 0x01;
3171                 btn1 = data[1] & 0x02;
3172                 btn2 = data[1] & 0x04;
3173         }
3174         if (prox) {
3175                 x = le16_to_cpup((__le16 *)&data[2]);
3176                 y = le16_to_cpup((__le16 *)&data[4]);
3177
3178                 if (data[1] & 0x08) {
3179                         wacom->tool[0] = BTN_TOOL_RUBBER;
3180                         wacom->id[0] = ERASER_DEVICE_ID;
3181                 } else {
3182                         wacom->tool[0] = BTN_TOOL_PEN;
3183                         wacom->id[0] = STYLUS_DEVICE_ID;
3184                 }
3185                 wacom->reporting_data = true;
3186         }
3187         if (range) {
3188                 /*
3189                  * Convert distance from out prox to distance from tablet.
3190                  * distance will be greater than distance_max once
3191                  * touching and applying pressure; do not report negative
3192                  * distance.
3193                  */
3194                 if (data[8] <= features->distance_max)
3195                         d = features->distance_max - data[8];
3196         } else {
3197                 wacom->id[0] = 0;
3198         }
3199
3200         if (wacom->reporting_data) {
3201                 input_report_key(input, BTN_TOUCH, pen);
3202                 input_report_key(input, BTN_STYLUS, btn1);
3203                 input_report_key(input, BTN_STYLUS2, btn2);
3204
3205                 if (prox || !range) {
3206                         input_report_abs(input, ABS_X, x);
3207                         input_report_abs(input, ABS_Y, y);
3208                 }
3209                 input_report_abs(input, ABS_PRESSURE, p);
3210                 input_report_abs(input, ABS_DISTANCE, d);
3211
3212                 input_report_key(input, wacom->tool[0], range); /* PEN or RUBBER */
3213                 input_report_abs(input, ABS_MISC, wacom->id[0]); /* TOOL ID */
3214         }
3215
3216         if (!range) {
3217                 wacom->reporting_data = false;
3218         }
3219
3220         return 1;
3221 }
3222
3223 static int wacom_bpt_irq(struct wacom_wac *wacom, size_t len)
3224 {
3225         struct wacom_features *features = &wacom->features;
3226
3227         if ((features->type == INTUOSHT2) &&
3228             (features->device_type & WACOM_DEVICETYPE_PEN))
3229                 return wacom_intuos_irq(wacom);
3230         else if (len == WACOM_PKGLEN_BBTOUCH)
3231                 return wacom_bpt_touch(wacom);
3232         else if (len == WACOM_PKGLEN_BBTOUCH3)
3233                 return wacom_bpt3_touch(wacom);
3234         else if (len == WACOM_PKGLEN_BBFUN || len == WACOM_PKGLEN_BBPEN)
3235                 return wacom_bpt_pen(wacom);
3236
3237         return 0;
3238 }
3239
3240 static void wacom_bamboo_pad_pen_event(struct wacom_wac *wacom,
3241                 unsigned char *data)
3242 {
3243         unsigned char prefix;
3244
3245         /*
3246          * We need to reroute the event from the debug interface to the
3247          * pen interface.
3248          * We need to add the report ID to the actual pen report, so we
3249          * temporary overwrite the first byte to prevent having to kzalloc/kfree
3250          * and memcpy the report.
3251          */
3252         prefix = data[0];
3253         data[0] = WACOM_REPORT_BPAD_PEN;
3254
3255         /*
3256          * actually reroute the event.
3257          * No need to check if wacom->shared->pen is valid, hid_input_report()
3258          * will check for us.
3259          */
3260         hid_input_report(wacom->shared->pen, HID_INPUT_REPORT, data,
3261                          WACOM_PKGLEN_PENABLED, 1);
3262
3263         data[0] = prefix;
3264 }
3265
3266 static int wacom_bamboo_pad_touch_event(struct wacom_wac *wacom,
3267                 unsigned char *data)
3268 {
3269         struct input_dev *input = wacom->touch_input;
3270         unsigned char *finger_data, prefix;
3271         unsigned id;
3272         int x, y;
3273         bool valid;
3274
3275         prefix = data[0];
3276
3277         for (id = 0; id < wacom->features.touch_max; id++) {
3278                 valid = !!(prefix & BIT(id)) &&
3279                         report_touch_events(wacom);
3280
3281                 input_mt_slot(input, id);
3282                 input_mt_report_slot_state(input, MT_TOOL_FINGER, valid);
3283
3284                 if (!valid)
3285                         continue;
3286
3287                 finger_data = data + 1 + id * 3;
3288                 x = finger_data[0] | ((finger_data[1] & 0x0f) << 8);
3289                 y = (finger_data[2] << 4) | (finger_data[1] >> 4);
3290
3291                 input_report_abs(input, ABS_MT_POSITION_X, x);
3292                 input_report_abs(input, ABS_MT_POSITION_Y, y);
3293         }
3294
3295         input_mt_sync_frame(input);
3296
3297         input_report_key(input, BTN_LEFT, prefix & 0x40);
3298         input_report_key(input, BTN_RIGHT, prefix & 0x80);
3299
3300         /* keep touch state for pen event */
3301         wacom->shared->touch_down = !!prefix && report_touch_events(wacom);
3302
3303         return 1;
3304 }
3305
3306 static int wacom_bamboo_pad_irq(struct wacom_wac *wacom, size_t len)
3307 {
3308         unsigned char *data = wacom->data;
3309
3310         if (!((len == WACOM_PKGLEN_BPAD_TOUCH) ||
3311               (len == WACOM_PKGLEN_BPAD_TOUCH_USB)) ||
3312             (data[0] != WACOM_REPORT_BPAD_TOUCH))
3313                 return 0;
3314
3315         if (data[1] & 0x01)
3316                 wacom_bamboo_pad_pen_event(wacom, &data[1]);
3317
3318         if (data[1] & 0x02)
3319                 return wacom_bamboo_pad_touch_event(wacom, &data[9]);
3320
3321         return 0;
3322 }
3323
3324 static int wacom_wireless_irq(struct wacom_wac *wacom, size_t len)
3325 {
3326         unsigned char *data = wacom->data;
3327         int connected;
3328
3329         if (len != WACOM_PKGLEN_WIRELESS || data[0] != WACOM_REPORT_WL)
3330                 return 0;
3331
3332         connected = data[1] & 0x01;
3333         if (connected) {
3334                 int pid, battery, charging;
3335
3336                 if ((wacom->shared->type == INTUOSHT ||
3337                     wacom->shared->type == INTUOSHT2) &&
3338                     wacom->shared->touch_input &&
3339                     wacom->shared->touch_max) {
3340                         input_report_switch(wacom->shared->touch_input,
3341                                         SW_MUTE_DEVICE, data[5] & 0x40);
3342                         input_sync(wacom->shared->touch_input);
3343                 }
3344
3345                 pid = get_unaligned_be16(&data[6]);
3346                 battery = (data[5] & 0x3f) * 100 / 31;
3347                 charging = !!(data[5] & 0x80);
3348                 if (wacom->pid != pid) {
3349                         wacom->pid = pid;
3350                         wacom_schedule_work(wacom, WACOM_WORKER_WIRELESS);
3351                 }
3352
3353                 wacom_notify_battery(wacom, WACOM_POWER_SUPPLY_STATUS_AUTO,
3354                                      battery, charging, 1, 0);
3355
3356         } else if (wacom->pid != 0) {
3357                 /* disconnected while previously connected */
3358                 wacom->pid = 0;
3359                 wacom_schedule_work(wacom, WACOM_WORKER_WIRELESS);
3360                 wacom_notify_battery(wacom, POWER_SUPPLY_STATUS_UNKNOWN, 0, 0, 0, 0);
3361         }
3362
3363         return 0;
3364 }
3365
3366 static int wacom_status_irq(struct wacom_wac *wacom_wac, size_t len)
3367 {
3368         struct wacom *wacom = container_of(wacom_wac, struct wacom, wacom_wac);
3369         struct wacom_features *features = &wacom_wac->features;
3370         unsigned char *data = wacom_wac->data;
3371
3372         if (data[0] != WACOM_REPORT_USB)
3373                 return 0;
3374
3375         if ((features->type == INTUOSHT ||
3376             features->type == INTUOSHT2) &&
3377             wacom_wac->shared->touch_input &&
3378             features->touch_max) {
3379                 input_report_switch(wacom_wac->shared->touch_input,
3380                                     SW_MUTE_DEVICE, data[8] & 0x40);
3381                 input_sync(wacom_wac->shared->touch_input);
3382         }
3383
3384         if (data[9] & 0x02) { /* wireless module is attached */
3385                 int battery = (data[8] & 0x3f) * 100 / 31;
3386                 bool charging = !!(data[8] & 0x80);
3387
3388                 features->quirks |= WACOM_QUIRK_BATTERY;
3389                 wacom_notify_battery(wacom_wac, WACOM_POWER_SUPPLY_STATUS_AUTO,
3390                                      battery, charging, battery || charging, 1);
3391         }
3392         else if ((features->quirks & WACOM_QUIRK_BATTERY) &&
3393                  wacom->battery.battery) {
3394                 features->quirks &= ~WACOM_QUIRK_BATTERY;
3395                 wacom_notify_battery(wacom_wac, POWER_SUPPLY_STATUS_UNKNOWN, 0, 0, 0, 0);
3396         }
3397         return 0;
3398 }
3399
3400 void wacom_wac_irq(struct wacom_wac *wacom_wac, size_t len)
3401 {
3402         bool sync;
3403
3404         switch (wacom_wac->features.type) {
3405         case PENPARTNER:
3406                 sync = wacom_penpartner_irq(wacom_wac);
3407                 break;
3408
3409         case PL:
3410                 sync = wacom_pl_irq(wacom_wac);
3411                 break;
3412
3413         case WACOM_G4:
3414         case GRAPHIRE:
3415         case GRAPHIRE_BT:
3416         case WACOM_MO:
3417                 sync = wacom_graphire_irq(wacom_wac);
3418                 break;
3419
3420         case PTU:
3421                 sync = wacom_ptu_irq(wacom_wac);
3422                 break;
3423
3424         case DTU:
3425                 sync = wacom_dtu_irq(wacom_wac);
3426                 break;
3427
3428         case DTUS:
3429         case DTUSX:
3430                 sync = wacom_dtus_irq(wacom_wac);
3431                 break;
3432
3433         case INTUOS:
3434         case INTUOS3S:
3435         case INTUOS3:
3436         case INTUOS3L:
3437         case INTUOS4S:
3438         case INTUOS4:
3439         case INTUOS4L:
3440         case CINTIQ:
3441         case WACOM_BEE:
3442         case WACOM_13HD:
3443         case WACOM_21UX2:
3444         case WACOM_22HD:
3445         case WACOM_24HD:
3446         case WACOM_27QHD:
3447         case DTK:
3448         case CINTIQ_HYBRID:
3449         case CINTIQ_COMPANION_2:
3450                 sync = wacom_intuos_irq(wacom_wac);
3451                 break;
3452
3453         case INTUOS4WL:
3454                 sync = wacom_intuos_bt_irq(wacom_wac, len);
3455                 break;
3456
3457         case WACOM_24HDT:
3458         case WACOM_27QHDT:
3459                 sync = wacom_24hdt_irq(wacom_wac);
3460                 break;
3461
3462         case INTUOS5S:
3463         case INTUOS5:
3464         case INTUOS5L:
3465         case INTUOSPS:
3466         case INTUOSPM:
3467         case INTUOSPL:
3468                 if (len == WACOM_PKGLEN_BBTOUCH3)
3469                         sync = wacom_bpt3_touch(wacom_wac);
3470                 else if (wacom_wac->data[0] == WACOM_REPORT_USB)
3471                         sync = wacom_status_irq(wacom_wac, len);
3472                 else
3473                         sync = wacom_intuos_irq(wacom_wac);
3474                 break;
3475
3476         case INTUOSP2_BT:
3477         case INTUOSP2S_BT:
3478         case INTUOSHT3_BT:
3479                 sync = wacom_intuos_pro2_bt_irq(wacom_wac, len);
3480                 break;
3481
3482         case TABLETPC:
3483         case TABLETPCE:
3484         case TABLETPC2FG:
3485         case MTSCREEN:
3486         case MTTPC:
3487         case MTTPC_B:
3488                 sync = wacom_tpc_irq(wacom_wac, len);
3489                 break;
3490
3491         case BAMBOO_PT:
3492         case BAMBOO_PEN:
3493         case BAMBOO_TOUCH:
3494         case INTUOSHT:
3495         case INTUOSHT2:
3496                 if (wacom_wac->data[0] == WACOM_REPORT_USB)
3497                         sync = wacom_status_irq(wacom_wac, len);
3498                 else
3499                         sync = wacom_bpt_irq(wacom_wac, len);
3500                 break;
3501
3502         case BAMBOO_PAD:
3503                 sync = wacom_bamboo_pad_irq(wacom_wac, len);
3504                 break;
3505
3506         case WIRELESS:
3507                 sync = wacom_wireless_irq(wacom_wac, len);
3508                 break;
3509
3510         case REMOTE:
3511                 sync = false;
3512                 if (wacom_wac->data[0] == WACOM_REPORT_DEVICE_LIST)
3513                         wacom_remote_status_irq(wacom_wac, len);
3514                 else
3515                         sync = wacom_remote_irq(wacom_wac, len);
3516                 break;
3517
3518         default:
3519                 sync = false;
3520                 break;
3521         }
3522
3523         if (sync) {
3524                 if (wacom_wac->pen_input)
3525                         input_sync(wacom_wac->pen_input);
3526                 if (wacom_wac->touch_input)
3527                         input_sync(wacom_wac->touch_input);
3528                 if (wacom_wac->pad_input)
3529                         input_sync(wacom_wac->pad_input);
3530         }
3531 }
3532
3533 static void wacom_setup_basic_pro_pen(struct wacom_wac *wacom_wac)
3534 {
3535         struct input_dev *input_dev = wacom_wac->pen_input;
3536
3537         input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
3538
3539         __set_bit(BTN_TOOL_PEN, input_dev->keybit);
3540         __set_bit(BTN_STYLUS, input_dev->keybit);
3541         __set_bit(BTN_STYLUS2, input_dev->keybit);
3542
3543         input_set_abs_params(input_dev, ABS_DISTANCE,
3544                              0, wacom_wac->features.distance_max, wacom_wac->features.distance_fuzz, 0);
3545 }
3546
3547 static void wacom_setup_cintiq(struct wacom_wac *wacom_wac)
3548 {
3549         struct input_dev *input_dev = wacom_wac->pen_input;
3550         struct wacom_features *features = &wacom_wac->features;
3551
3552         wacom_setup_basic_pro_pen(wacom_wac);
3553
3554         __set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3555         __set_bit(BTN_TOOL_BRUSH, input_dev->keybit);
3556         __set_bit(BTN_TOOL_PENCIL, input_dev->keybit);
3557         __set_bit(BTN_TOOL_AIRBRUSH, input_dev->keybit);
3558
3559         input_set_abs_params(input_dev, ABS_WHEEL, 0, 1023, 0, 0);
3560         input_set_abs_params(input_dev, ABS_TILT_X, -64, 63, features->tilt_fuzz, 0);
3561         input_abs_set_res(input_dev, ABS_TILT_X, 57);
3562         input_set_abs_params(input_dev, ABS_TILT_Y, -64, 63, features->tilt_fuzz, 0);
3563         input_abs_set_res(input_dev, ABS_TILT_Y, 57);
3564 }
3565
3566 static void wacom_setup_intuos(struct wacom_wac *wacom_wac)
3567 {
3568         struct input_dev *input_dev = wacom_wac->pen_input;
3569
3570         input_set_capability(input_dev, EV_REL, REL_WHEEL);
3571
3572         wacom_setup_cintiq(wacom_wac);
3573
3574         __set_bit(BTN_LEFT, input_dev->keybit);
3575         __set_bit(BTN_RIGHT, input_dev->keybit);
3576         __set_bit(BTN_MIDDLE, input_dev->keybit);
3577         __set_bit(BTN_SIDE, input_dev->keybit);
3578         __set_bit(BTN_EXTRA, input_dev->keybit);
3579         __set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
3580         __set_bit(BTN_TOOL_LENS, input_dev->keybit);
3581
3582         input_set_abs_params(input_dev, ABS_RZ, -900, 899, 0, 0);
3583         input_abs_set_res(input_dev, ABS_RZ, 287);
3584         input_set_abs_params(input_dev, ABS_THROTTLE, -1023, 1023, 0, 0);
3585 }
3586
3587 void wacom_setup_device_quirks(struct wacom *wacom)
3588 {
3589         struct wacom_wac *wacom_wac = &wacom->wacom_wac;
3590         struct wacom_features *features = &wacom->wacom_wac.features;
3591
3592         /* The pen and pad share the same interface on most devices */
3593         if (features->type == GRAPHIRE_BT || features->type == WACOM_G4 ||
3594             features->type == DTUS ||
3595             (features->type >= INTUOS3S && features->type <= WACOM_MO)) {
3596                 if (features->device_type & WACOM_DEVICETYPE_PEN)
3597                         features->device_type |= WACOM_DEVICETYPE_PAD;
3598         }
3599
3600         /* touch device found but size is not defined. use default */
3601         if (features->device_type & WACOM_DEVICETYPE_TOUCH && !features->x_max) {
3602                 features->x_max = 1023;
3603                 features->y_max = 1023;
3604         }
3605
3606         /*
3607          * Intuos5/Pro and Bamboo 3rd gen have no useful data about its
3608          * touch interface in its HID descriptor. If this is the touch
3609          * interface (PacketSize of WACOM_PKGLEN_BBTOUCH3), override the
3610          * tablet values.
3611          */
3612         if ((features->type >= INTUOS5S && features->type <= INTUOSPL) ||
3613                 (features->type >= INTUOSHT && features->type <= BAMBOO_PT)) {
3614                 if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
3615                         if (features->touch_max)
3616                                 features->device_type |= WACOM_DEVICETYPE_TOUCH;
3617                         if (features->type >= INTUOSHT && features->type <= BAMBOO_PT)
3618                                 features->device_type |= WACOM_DEVICETYPE_PAD;
3619
3620                         if (features->type == INTUOSHT2) {
3621                                 features->x_max = features->x_max / 10;
3622                                 features->y_max = features->y_max / 10;
3623                         }
3624                         else {
3625                                 features->x_max = 4096;
3626                                 features->y_max = 4096;
3627                         }
3628                 }
3629                 else if (features->pktlen == WACOM_PKGLEN_BBTOUCH) {
3630                         features->device_type |= WACOM_DEVICETYPE_PAD;
3631                 }
3632         }
3633
3634         /*
3635          * Hack for the Bamboo One:
3636          * the device presents a PAD/Touch interface as most Bamboos and even
3637          * sends ghosts PAD data on it. However, later, we must disable this
3638          * ghost interface, and we can not detect it unless we set it here
3639          * to WACOM_DEVICETYPE_PAD or WACOM_DEVICETYPE_TOUCH.
3640          */
3641         if (features->type == BAMBOO_PEN &&
3642             features->pktlen == WACOM_PKGLEN_BBTOUCH3)
3643                 features->device_type |= WACOM_DEVICETYPE_PAD;
3644
3645         /*
3646          * Raw Wacom-mode pen and touch events both come from interface
3647          * 0, whose HID descriptor has an application usage of 0xFF0D
3648          * (i.e., WACOM_HID_WD_DIGITIZER). We route pen packets back
3649          * out through the HID_GENERIC device created for interface 1,
3650          * so rewrite this one to be of type WACOM_DEVICETYPE_TOUCH.
3651          */
3652         if (features->type == BAMBOO_PAD)
3653                 features->device_type = WACOM_DEVICETYPE_TOUCH;
3654
3655         if (features->type == REMOTE)
3656                 features->device_type = WACOM_DEVICETYPE_PAD;
3657
3658         if (features->type == INTUOSP2_BT ||
3659             features->type == INTUOSP2S_BT) {
3660                 features->device_type |= WACOM_DEVICETYPE_PEN |
3661                                          WACOM_DEVICETYPE_PAD |
3662                                          WACOM_DEVICETYPE_TOUCH;
3663                 features->quirks |= WACOM_QUIRK_BATTERY;
3664         }
3665
3666         if (features->type == INTUOSHT3_BT) {
3667                 features->device_type |= WACOM_DEVICETYPE_PEN |
3668                                          WACOM_DEVICETYPE_PAD;
3669                 features->quirks |= WACOM_QUIRK_BATTERY;
3670         }
3671
3672         switch (features->type) {
3673         case PL:
3674         case DTU:
3675         case DTUS:
3676         case DTUSX:
3677         case WACOM_21UX2:
3678         case WACOM_22HD:
3679         case DTK:
3680         case WACOM_24HD:
3681         case WACOM_27QHD:
3682         case CINTIQ_HYBRID:
3683         case CINTIQ_COMPANION_2:
3684         case CINTIQ:
3685         case WACOM_BEE:
3686         case WACOM_13HD:
3687         case WACOM_24HDT:
3688         case WACOM_27QHDT:
3689         case TABLETPC:
3690         case TABLETPCE:
3691         case TABLETPC2FG:
3692         case MTSCREEN:
3693         case MTTPC:
3694         case MTTPC_B:
3695                 features->device_type |= WACOM_DEVICETYPE_DIRECT;
3696                 break;
3697         }
3698
3699         if (wacom->hdev->bus == BUS_BLUETOOTH)
3700                 features->quirks |= WACOM_QUIRK_BATTERY;
3701
3702         /* quirk for bamboo touch with 2 low res touches */
3703         if ((features->type == BAMBOO_PT || features->type == BAMBOO_TOUCH) &&
3704             features->pktlen == WACOM_PKGLEN_BBTOUCH) {
3705                 features->x_max <<= 5;
3706                 features->y_max <<= 5;
3707                 features->x_fuzz <<= 5;
3708                 features->y_fuzz <<= 5;
3709                 features->quirks |= WACOM_QUIRK_BBTOUCH_LOWRES;
3710         }
3711
3712         if (features->type == WIRELESS) {
3713                 if (features->device_type == WACOM_DEVICETYPE_WL_MONITOR) {
3714                         features->quirks |= WACOM_QUIRK_BATTERY;
3715                 }
3716         }
3717
3718         if (features->type == REMOTE)
3719                 features->device_type |= WACOM_DEVICETYPE_WL_MONITOR;
3720
3721         /* HID descriptor for DTK-2451 / DTH-2452 claims to report lots
3722          * of things it shouldn't. Lets fix up the damage...
3723          */
3724         if (wacom->hdev->product == 0x382 || wacom->hdev->product == 0x37d) {
3725                 features->quirks &= ~WACOM_QUIRK_TOOLSERIAL;
3726                 __clear_bit(BTN_TOOL_BRUSH, wacom_wac->pen_input->keybit);
3727                 __clear_bit(BTN_TOOL_PENCIL, wacom_wac->pen_input->keybit);
3728                 __clear_bit(BTN_TOOL_AIRBRUSH, wacom_wac->pen_input->keybit);
3729                 __clear_bit(ABS_Z, wacom_wac->pen_input->absbit);
3730                 __clear_bit(ABS_DISTANCE, wacom_wac->pen_input->absbit);
3731                 __clear_bit(ABS_TILT_X, wacom_wac->pen_input->absbit);
3732                 __clear_bit(ABS_TILT_Y, wacom_wac->pen_input->absbit);
3733                 __clear_bit(ABS_WHEEL, wacom_wac->pen_input->absbit);
3734                 __clear_bit(ABS_MISC, wacom_wac->pen_input->absbit);
3735                 __clear_bit(MSC_SERIAL, wacom_wac->pen_input->mscbit);
3736                 __clear_bit(EV_MSC, wacom_wac->pen_input->evbit);
3737         }
3738 }
3739
3740 int wacom_setup_pen_input_capabilities(struct input_dev *input_dev,
3741                                    struct wacom_wac *wacom_wac)
3742 {
3743         struct wacom_features *features = &wacom_wac->features;
3744
3745         if (!(features->device_type & WACOM_DEVICETYPE_PEN))
3746                 return -ENODEV;
3747
3748         if (features->device_type & WACOM_DEVICETYPE_DIRECT)
3749                 __set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
3750         else
3751                 __set_bit(INPUT_PROP_POINTER, input_dev->propbit);
3752
3753         if (features->type == HID_GENERIC)
3754                 /* setup has already been done */
3755                 return 0;
3756
3757         input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
3758         __set_bit(BTN_TOUCH, input_dev->keybit);
3759         __set_bit(ABS_MISC, input_dev->absbit);
3760
3761         input_set_abs_params(input_dev, ABS_X, 0 + features->offset_left,
3762                              features->x_max - features->offset_right,
3763                              features->x_fuzz, 0);
3764         input_set_abs_params(input_dev, ABS_Y, 0 + features->offset_top,
3765                              features->y_max - features->offset_bottom,
3766                              features->y_fuzz, 0);
3767         input_set_abs_params(input_dev, ABS_PRESSURE, 0,
3768                 features->pressure_max, features->pressure_fuzz, 0);
3769
3770         /* penabled devices have fixed resolution for each model */
3771         input_abs_set_res(input_dev, ABS_X, features->x_resolution);
3772         input_abs_set_res(input_dev, ABS_Y, features->y_resolution);
3773
3774         switch (features->type) {
3775         case GRAPHIRE_BT:
3776                 __clear_bit(ABS_MISC, input_dev->absbit);
3777                 fallthrough;
3778
3779         case WACOM_MO:
3780         case WACOM_G4:
3781                 input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3782                                               features->distance_max,
3783                                               features->distance_fuzz, 0);
3784                 fallthrough;
3785
3786         case GRAPHIRE:
3787                 input_set_capability(input_dev, EV_REL, REL_WHEEL);
3788
3789                 __set_bit(BTN_LEFT, input_dev->keybit);
3790                 __set_bit(BTN_RIGHT, input_dev->keybit);
3791                 __set_bit(BTN_MIDDLE, input_dev->keybit);
3792
3793                 __set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3794                 __set_bit(BTN_TOOL_PEN, input_dev->keybit);
3795                 __set_bit(BTN_TOOL_MOUSE, input_dev->keybit);
3796                 __set_bit(BTN_STYLUS, input_dev->keybit);
3797                 __set_bit(BTN_STYLUS2, input_dev->keybit);
3798                 break;
3799
3800         case WACOM_27QHD:
3801         case WACOM_24HD:
3802         case DTK:
3803         case WACOM_22HD:
3804         case WACOM_21UX2:
3805         case WACOM_BEE:
3806         case CINTIQ:
3807         case WACOM_13HD:
3808         case CINTIQ_HYBRID:
3809         case CINTIQ_COMPANION_2:
3810                 input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3811                 input_abs_set_res(input_dev, ABS_Z, 287);
3812                 wacom_setup_cintiq(wacom_wac);
3813                 break;
3814
3815         case INTUOS3:
3816         case INTUOS3L:
3817         case INTUOS3S:
3818         case INTUOS4:
3819         case INTUOS4WL:
3820         case INTUOS4L:
3821         case INTUOS4S:
3822                 input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3823                 input_abs_set_res(input_dev, ABS_Z, 287);
3824                 fallthrough;
3825
3826         case INTUOS:
3827                 wacom_setup_intuos(wacom_wac);
3828                 break;
3829
3830         case INTUOS5:
3831         case INTUOS5L:
3832         case INTUOSPM:
3833         case INTUOSPL:
3834         case INTUOS5S:
3835         case INTUOSPS:
3836         case INTUOSP2_BT:
3837         case INTUOSP2S_BT:
3838                 input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3839                                       features->distance_max,
3840                                       features->distance_fuzz, 0);
3841
3842                 input_set_abs_params(input_dev, ABS_Z, -900, 899, 0, 0);
3843                 input_abs_set_res(input_dev, ABS_Z, 287);
3844
3845                 wacom_setup_intuos(wacom_wac);
3846                 break;
3847
3848         case WACOM_24HDT:
3849         case WACOM_27QHDT:
3850         case MTSCREEN:
3851         case MTTPC:
3852         case MTTPC_B:
3853         case TABLETPC2FG:
3854         case TABLETPC:
3855         case TABLETPCE:
3856                 __clear_bit(ABS_MISC, input_dev->absbit);
3857                 fallthrough;
3858
3859         case DTUS:
3860         case DTUSX:
3861         case PL:
3862         case DTU:
3863                 __set_bit(BTN_TOOL_PEN, input_dev->keybit);
3864                 __set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3865                 __set_bit(BTN_STYLUS, input_dev->keybit);
3866                 __set_bit(BTN_STYLUS2, input_dev->keybit);
3867                 break;
3868
3869         case PTU:
3870                 __set_bit(BTN_STYLUS2, input_dev->keybit);
3871                 fallthrough;
3872
3873         case PENPARTNER:
3874                 __set_bit(BTN_TOOL_PEN, input_dev->keybit);
3875                 __set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3876                 __set_bit(BTN_STYLUS, input_dev->keybit);
3877                 break;
3878
3879         case INTUOSHT:
3880         case BAMBOO_PT:
3881         case BAMBOO_PEN:
3882         case INTUOSHT2:
3883         case INTUOSHT3_BT:
3884                 if (features->type == INTUOSHT2 ||
3885                     features->type == INTUOSHT3_BT) {
3886                         wacom_setup_basic_pro_pen(wacom_wac);
3887                 } else {
3888                         __clear_bit(ABS_MISC, input_dev->absbit);
3889                         __set_bit(BTN_TOOL_PEN, input_dev->keybit);
3890                         __set_bit(BTN_TOOL_RUBBER, input_dev->keybit);
3891                         __set_bit(BTN_STYLUS, input_dev->keybit);
3892                         __set_bit(BTN_STYLUS2, input_dev->keybit);
3893                         input_set_abs_params(input_dev, ABS_DISTANCE, 0,
3894                                       features->distance_max,
3895                                       features->distance_fuzz, 0);
3896                 }
3897                 break;
3898         case BAMBOO_PAD:
3899                 __clear_bit(ABS_MISC, input_dev->absbit);
3900                 break;
3901         }
3902         return 0;
3903 }
3904
3905 int wacom_setup_touch_input_capabilities(struct input_dev *input_dev,
3906                                          struct wacom_wac *wacom_wac)
3907 {
3908         struct wacom_features *features = &wacom_wac->features;
3909
3910         if (!(features->device_type & WACOM_DEVICETYPE_TOUCH))
3911                 return -ENODEV;
3912
3913         if (features->device_type & WACOM_DEVICETYPE_DIRECT)
3914                 __set_bit(INPUT_PROP_DIRECT, input_dev->propbit);
3915         else
3916                 __set_bit(INPUT_PROP_POINTER, input_dev->propbit);
3917
3918         if (features->type == HID_GENERIC)
3919                 /* setup has already been done */
3920                 return 0;
3921
3922         input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
3923         __set_bit(BTN_TOUCH, input_dev->keybit);
3924
3925         if (features->touch_max == 1) {
3926                 input_set_abs_params(input_dev, ABS_X, 0,
3927                         features->x_max, features->x_fuzz, 0);
3928                 input_set_abs_params(input_dev, ABS_Y, 0,
3929                         features->y_max, features->y_fuzz, 0);
3930                 input_abs_set_res(input_dev, ABS_X,
3931                                   features->x_resolution);
3932                 input_abs_set_res(input_dev, ABS_Y,
3933                                   features->y_resolution);
3934         }
3935         else if (features->touch_max > 1) {
3936                 input_set_abs_params(input_dev, ABS_MT_POSITION_X, 0,
3937                         features->x_max, features->x_fuzz, 0);
3938                 input_set_abs_params(input_dev, ABS_MT_POSITION_Y, 0,
3939                         features->y_max, features->y_fuzz, 0);
3940                 input_abs_set_res(input_dev, ABS_MT_POSITION_X,
3941                                   features->x_resolution);
3942                 input_abs_set_res(input_dev, ABS_MT_POSITION_Y,
3943                                   features->y_resolution);
3944         }
3945
3946         switch (features->type) {
3947         case INTUOSP2_BT:
3948         case INTUOSP2S_BT:
3949                 input_dev->evbit[0] |= BIT_MASK(EV_SW);
3950                 __set_bit(SW_MUTE_DEVICE, input_dev->swbit);
3951
3952                 if (wacom_wac->shared->touch->product == 0x361) {
3953                         input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3954                                              0, 12440, 4, 0);
3955                         input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3956                                              0, 8640, 4, 0);
3957                 }
3958                 else if (wacom_wac->shared->touch->product == 0x360) {
3959                         input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3960                                              0, 8960, 4, 0);
3961                         input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3962                                              0, 5920, 4, 0);
3963                 }
3964                 else if (wacom_wac->shared->touch->product == 0x393) {
3965                         input_set_abs_params(input_dev, ABS_MT_POSITION_X,
3966                                              0, 6400, 4, 0);
3967                         input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
3968                                              0, 4000, 4, 0);
3969                 }
3970                 input_abs_set_res(input_dev, ABS_MT_POSITION_X, 40);
3971                 input_abs_set_res(input_dev, ABS_MT_POSITION_Y, 40);
3972
3973                 fallthrough;
3974
3975         case INTUOS5:
3976         case INTUOS5L:
3977         case INTUOSPM:
3978         case INTUOSPL:
3979         case INTUOS5S:
3980         case INTUOSPS:
3981                 input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, features->x_max, 0, 0);
3982                 input_set_abs_params(input_dev, ABS_MT_TOUCH_MINOR, 0, features->y_max, 0, 0);
3983                 input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_POINTER);
3984                 break;
3985
3986         case WACOM_24HDT:
3987                 input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR, 0, features->x_max, 0, 0);
3988                 input_set_abs_params(input_dev, ABS_MT_WIDTH_MAJOR, 0, features->x_max, 0, 0);
3989                 input_set_abs_params(input_dev, ABS_MT_WIDTH_MINOR, 0, features->y_max, 0, 0);
3990                 input_set_abs_params(input_dev, ABS_MT_ORIENTATION, 0, 1, 0, 0);
3991                 fallthrough;
3992
3993         case WACOM_27QHDT:
3994                 if (wacom_wac->shared->touch->product == 0x32C ||
3995                     wacom_wac->shared->touch->product == 0xF6) {
3996                         input_dev->evbit[0] |= BIT_MASK(EV_SW);
3997                         __set_bit(SW_MUTE_DEVICE, input_dev->swbit);
3998                         wacom_wac->has_mute_touch_switch = true;
3999                         wacom_wac->is_soft_touch_switch = true;
4000                 }
4001                 fallthrough;
4002
4003         case MTSCREEN:
4004         case MTTPC:
4005         case MTTPC_B:
4006         case TABLETPC2FG:
4007                 input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_DIRECT);
4008                 fallthrough;
4009
4010         case TABLETPC:
4011         case TABLETPCE:
4012                 break;
4013
4014         case INTUOSHT:
4015         case INTUOSHT2:
4016                 input_dev->evbit[0] |= BIT_MASK(EV_SW);
4017                 __set_bit(SW_MUTE_DEVICE, input_dev->swbit);
4018                 fallthrough;
4019
4020         case BAMBOO_PT:
4021         case BAMBOO_TOUCH:
4022                 if (features->pktlen == WACOM_PKGLEN_BBTOUCH3) {
4023                         input_set_abs_params(input_dev,
4024                                      ABS_MT_TOUCH_MAJOR,
4025                                      0, features->x_max, 0, 0);
4026                         input_set_abs_params(input_dev,
4027                                      ABS_MT_TOUCH_MINOR,
4028                                      0, features->y_max, 0, 0);
4029                 }
4030                 input_mt_init_slots(input_dev, features->touch_max, INPUT_MT_POINTER);
4031                 break;
4032
4033         case BAMBOO_PAD:
4034                 input_mt_init_slots(input_dev, features->touch_max,
4035                                     INPUT_MT_POINTER);
4036                 __set_bit(BTN_LEFT, input_dev->keybit);
4037                 __set_bit(BTN_RIGHT, input_dev->keybit);
4038                 break;
4039         }
4040         return 0;
4041 }
4042
4043 static int wacom_numbered_button_to_key(int n)
4044 {
4045         if (n < 10)
4046                 return BTN_0 + n;
4047         else if (n < 16)
4048                 return BTN_A + (n-10);
4049         else if (n < 18)
4050                 return BTN_BASE + (n-16);
4051         else
4052                 return 0;
4053 }
4054
4055 static void wacom_setup_numbered_buttons(struct input_dev *input_dev,
4056                                 int button_count)
4057 {
4058         int i;
4059
4060         for (i = 0; i < button_count; i++) {
4061                 int key = wacom_numbered_button_to_key(i);
4062
4063                 if (key)
4064                         __set_bit(key, input_dev->keybit);
4065         }
4066 }
4067
4068 static void wacom_24hd_update_leds(struct wacom *wacom, int mask, int group)
4069 {
4070         struct wacom_led *led;
4071         int i;
4072         bool updated = false;
4073
4074         /*
4075          * 24HD has LED group 1 to the left and LED group 0 to the right.
4076          * So group 0 matches the second half of the buttons and thus the mask
4077          * needs to be shifted.
4078          */
4079         if (group == 0)
4080                 mask >>= 8;
4081
4082         for (i = 0; i < 3; i++) {
4083                 led = wacom_led_find(wacom, group, i);
4084                 if (!led) {
4085                         hid_err(wacom->hdev, "can't find LED %d in group %d\n",
4086                                 i, group);
4087                         continue;
4088                 }
4089                 if (!updated && mask & BIT(i)) {
4090                         led->held = true;
4091                         led_trigger_event(&led->trigger, LED_FULL);
4092                 } else {
4093                         led->held = false;
4094                 }
4095         }
4096 }
4097
4098 static bool wacom_is_led_toggled(struct wacom *wacom, int button_count,
4099                                  int mask, int group)
4100 {
4101         int group_button;
4102
4103         /*
4104          * 21UX2 has LED group 1 to the left and LED group 0
4105          * to the right. We need to reverse the group to match this
4106          * historical behavior.
4107          */
4108         if (wacom->wacom_wac.features.type == WACOM_21UX2)
4109                 group = 1 - group;
4110
4111         group_button = group * (button_count/wacom->led.count);
4112
4113         if (wacom->wacom_wac.features.type == INTUOSP2_BT)
4114                 group_button = 8;
4115
4116         return mask & (1 << group_button);
4117 }
4118
4119 static void wacom_update_led(struct wacom *wacom, int button_count, int mask,
4120                              int group)
4121 {
4122         struct wacom_led *led, *next_led;
4123         int cur;
4124         bool pressed;
4125
4126         if (wacom->wacom_wac.features.type == WACOM_24HD)
4127                 return wacom_24hd_update_leds(wacom, mask, group);
4128
4129         pressed = wacom_is_led_toggled(wacom, button_count, mask, group);
4130         cur = wacom->led.groups[group].select;
4131
4132         led = wacom_led_find(wacom, group, cur);
4133         if (!led) {
4134                 hid_err(wacom->hdev, "can't find current LED %d in group %d\n",
4135                         cur, group);
4136                 return;
4137         }
4138
4139         if (!pressed) {
4140                 led->held = false;
4141                 return;
4142         }
4143
4144         if (led->held && pressed)
4145                 return;
4146
4147         next_led = wacom_led_next(wacom, led);
4148         if (!next_led) {
4149                 hid_err(wacom->hdev, "can't find next LED in group %d\n",
4150                         group);
4151                 return;
4152         }
4153         if (next_led == led)
4154                 return;
4155
4156         next_led->held = true;
4157         led_trigger_event(&next_led->trigger,
4158                           wacom_leds_brightness_get(next_led));
4159 }
4160
4161 static void wacom_report_numbered_buttons(struct input_dev *input_dev,
4162                                 int button_count, int mask)
4163 {
4164         struct wacom *wacom = input_get_drvdata(input_dev);
4165         int i;
4166
4167         for (i = 0; i < wacom->led.count; i++)
4168                 wacom_update_led(wacom,  button_count, mask, i);
4169
4170         for (i = 0; i < button_count; i++) {
4171                 int key = wacom_numbered_button_to_key(i);
4172
4173                 if (key)
4174                         input_report_key(input_dev, key, mask & (1 << i));
4175         }
4176 }
4177
4178 int wacom_setup_pad_input_capabilities(struct input_dev *input_dev,
4179                                    struct wacom_wac *wacom_wac)
4180 {
4181         struct wacom_features *features = &wacom_wac->features;
4182
4183         if ((features->type == HID_GENERIC) && features->numbered_buttons > 0)
4184                 features->device_type |= WACOM_DEVICETYPE_PAD;
4185
4186         if (!(features->device_type & WACOM_DEVICETYPE_PAD))
4187                 return -ENODEV;
4188
4189         if (features->type == REMOTE && input_dev == wacom_wac->pad_input)
4190                 return -ENODEV;
4191
4192         input_dev->evbit[0] |= BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
4193
4194         /* kept for making legacy xf86-input-wacom working with the wheels */
4195         __set_bit(ABS_MISC, input_dev->absbit);
4196
4197         /* kept for making legacy xf86-input-wacom accepting the pad */
4198         if (!(input_dev->absinfo && (input_dev->absinfo[ABS_X].minimum ||
4199               input_dev->absinfo[ABS_X].maximum)))
4200                 input_set_abs_params(input_dev, ABS_X, 0, 1, 0, 0);
4201         if (!(input_dev->absinfo && (input_dev->absinfo[ABS_Y].minimum ||
4202               input_dev->absinfo[ABS_Y].maximum)))
4203                 input_set_abs_params(input_dev, ABS_Y, 0, 1, 0, 0);
4204
4205         /* kept for making udev and libwacom accepting the pad */
4206         __set_bit(BTN_STYLUS, input_dev->keybit);
4207
4208         wacom_setup_numbered_buttons(input_dev, features->numbered_buttons);
4209
4210         switch (features->type) {
4211
4212         case CINTIQ_HYBRID:
4213         case CINTIQ_COMPANION_2:
4214         case DTK:
4215         case DTUS:
4216         case GRAPHIRE_BT:
4217                 break;
4218
4219         case WACOM_MO:
4220                 __set_bit(BTN_BACK, input_dev->keybit);
4221                 __set_bit(BTN_LEFT, input_dev->keybit);
4222                 __set_bit(BTN_FORWARD, input_dev->keybit);
4223                 __set_bit(BTN_RIGHT, input_dev->keybit);
4224                 input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4225                 break;
4226
4227         case WACOM_G4:
4228                 __set_bit(BTN_BACK, input_dev->keybit);
4229                 __set_bit(BTN_FORWARD, input_dev->keybit);
4230                 input_set_capability(input_dev, EV_REL, REL_WHEEL);
4231                 break;
4232
4233         case WACOM_24HD:
4234                 __set_bit(KEY_PROG1, input_dev->keybit);
4235                 __set_bit(KEY_PROG2, input_dev->keybit);
4236                 __set_bit(KEY_PROG3, input_dev->keybit);
4237
4238                 __set_bit(KEY_ONSCREEN_KEYBOARD, input_dev->keybit);
4239                 __set_bit(KEY_INFO, input_dev->keybit);
4240
4241                 if (!features->oPid)
4242                         __set_bit(KEY_BUTTONCONFIG, input_dev->keybit);
4243
4244                 input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4245                 input_set_abs_params(input_dev, ABS_THROTTLE, 0, 71, 0, 0);
4246                 break;
4247
4248         case WACOM_27QHD:
4249                 __set_bit(KEY_PROG1, input_dev->keybit);
4250                 __set_bit(KEY_PROG2, input_dev->keybit);
4251                 __set_bit(KEY_PROG3, input_dev->keybit);
4252
4253                 __set_bit(KEY_ONSCREEN_KEYBOARD, input_dev->keybit);
4254                 __set_bit(KEY_BUTTONCONFIG, input_dev->keybit);
4255
4256                 if (!features->oPid)
4257                         __set_bit(KEY_CONTROLPANEL, input_dev->keybit);
4258                 input_set_abs_params(input_dev, ABS_X, -2048, 2048, 0, 0);
4259                 input_abs_set_res(input_dev, ABS_X, 1024); /* points/g */
4260                 input_set_abs_params(input_dev, ABS_Y, -2048, 2048, 0, 0);
4261                 input_abs_set_res(input_dev, ABS_Y, 1024);
4262                 input_set_abs_params(input_dev, ABS_Z, -2048, 2048, 0, 0);
4263                 input_abs_set_res(input_dev, ABS_Z, 1024);
4264                 __set_bit(INPUT_PROP_ACCELEROMETER, input_dev->propbit);
4265                 break;
4266
4267         case WACOM_22HD:
4268                 __set_bit(KEY_PROG1, input_dev->keybit);
4269                 __set_bit(KEY_PROG2, input_dev->keybit);
4270                 __set_bit(KEY_PROG3, input_dev->keybit);
4271
4272                 __set_bit(KEY_BUTTONCONFIG, input_dev->keybit);
4273                 __set_bit(KEY_INFO, input_dev->keybit);
4274                 fallthrough;
4275
4276         case WACOM_21UX2:
4277         case WACOM_BEE:
4278         case CINTIQ:
4279                 input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
4280                 input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
4281                 break;
4282
4283         case WACOM_13HD:
4284                 input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4285                 break;
4286
4287         case INTUOS3:
4288         case INTUOS3L:
4289                 input_set_abs_params(input_dev, ABS_RY, 0, 4096, 0, 0);
4290                 fallthrough;
4291
4292         case INTUOS3S:
4293                 input_set_abs_params(input_dev, ABS_RX, 0, 4096, 0, 0);
4294                 break;
4295
4296         case INTUOS5:
4297         case INTUOS5L:
4298         case INTUOSPM:
4299         case INTUOSPL:
4300         case INTUOS5S:
4301         case INTUOSPS:
4302         case INTUOSP2_BT:
4303         case INTUOSP2S_BT:
4304                 input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4305                 break;
4306
4307         case INTUOS4WL:
4308                 /*
4309                  * For Bluetooth devices, the udev rule does not work correctly
4310                  * for pads unless we add a stylus capability, which forces
4311                  * ID_INPUT_TABLET to be set.
4312                  */
4313                 __set_bit(BTN_STYLUS, input_dev->keybit);
4314                 fallthrough;
4315
4316         case INTUOS4:
4317         case INTUOS4L:
4318         case INTUOS4S:
4319                 input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4320                 break;
4321
4322         case INTUOSHT:
4323         case BAMBOO_PT:
4324         case BAMBOO_TOUCH:
4325         case INTUOSHT2:
4326                 __clear_bit(ABS_MISC, input_dev->absbit);
4327
4328                 __set_bit(BTN_LEFT, input_dev->keybit);
4329                 __set_bit(BTN_FORWARD, input_dev->keybit);
4330                 __set_bit(BTN_BACK, input_dev->keybit);
4331                 __set_bit(BTN_RIGHT, input_dev->keybit);
4332
4333                 break;
4334
4335         case REMOTE:
4336                 input_set_capability(input_dev, EV_MSC, MSC_SERIAL);
4337                 input_set_abs_params(input_dev, ABS_WHEEL, 0, 71, 0, 0);
4338                 break;
4339
4340         case INTUOSHT3_BT:
4341         case HID_GENERIC:
4342                 break;
4343
4344         default:
4345                 /* no pad supported */
4346                 return -ENODEV;
4347         }
4348         return 0;
4349 }
4350
4351 static const struct wacom_features wacom_features_0x00 =
4352         { "Wacom Penpartner", 5040, 3780, 255, 0,
4353           PENPARTNER, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
4354 static const struct wacom_features wacom_features_0x10 =
4355         { "Wacom Graphire", 10206, 7422, 511, 63,
4356           GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4357 static const struct wacom_features wacom_features_0x81 =
4358         { "Wacom Graphire BT", 16704, 12064, 511, 32,
4359           GRAPHIRE_BT, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES, 2 };
4360 static const struct wacom_features wacom_features_0x11 =
4361         { "Wacom Graphire2 4x5", 10206, 7422, 511, 63,
4362           GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4363 static const struct wacom_features wacom_features_0x12 =
4364         { "Wacom Graphire2 5x7", 13918, 10206, 511, 63,
4365           GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4366 static const struct wacom_features wacom_features_0x13 =
4367         { "Wacom Graphire3", 10208, 7424, 511, 63,
4368           GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4369 static const struct wacom_features wacom_features_0x14 =
4370         { "Wacom Graphire3 6x8", 16704, 12064, 511, 63,
4371           GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4372 static const struct wacom_features wacom_features_0x15 =
4373         { "Wacom Graphire4 4x5", 10208, 7424, 511, 63,
4374           WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4375 static const struct wacom_features wacom_features_0x16 =
4376         { "Wacom Graphire4 6x8", 16704, 12064, 511, 63,
4377           WACOM_G4, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4378 static const struct wacom_features wacom_features_0x17 =
4379         { "Wacom BambooFun 4x5", 14760, 9225, 511, 63,
4380           WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4381 static const struct wacom_features wacom_features_0x18 =
4382         { "Wacom BambooFun 6x8", 21648, 13530, 511, 63,
4383           WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4384 static const struct wacom_features wacom_features_0x19 =
4385         { "Wacom Bamboo1 Medium", 16704, 12064, 511, 63,
4386           GRAPHIRE, WACOM_GRAPHIRE_RES, WACOM_GRAPHIRE_RES };
4387 static const struct wacom_features wacom_features_0x60 =
4388         { "Wacom Volito", 5104, 3712, 511, 63,
4389           GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4390 static const struct wacom_features wacom_features_0x61 =
4391         { "Wacom PenStation2", 3250, 2320, 255, 63,
4392           GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4393 static const struct wacom_features wacom_features_0x62 =
4394         { "Wacom Volito2 4x5", 5104, 3712, 511, 63,
4395           GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4396 static const struct wacom_features wacom_features_0x63 =
4397         { "Wacom Volito2 2x3", 3248, 2320, 511, 63,
4398           GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4399 static const struct wacom_features wacom_features_0x64 =
4400         { "Wacom PenPartner2", 3250, 2320, 511, 63,
4401           GRAPHIRE, WACOM_VOLITO_RES, WACOM_VOLITO_RES };
4402 static const struct wacom_features wacom_features_0x65 =
4403         { "Wacom Bamboo", 14760, 9225, 511, 63,
4404           WACOM_MO, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4405 static const struct wacom_features wacom_features_0x69 =
4406         { "Wacom Bamboo1", 5104, 3712, 511, 63,
4407           GRAPHIRE, WACOM_PENPRTN_RES, WACOM_PENPRTN_RES };
4408 static const struct wacom_features wacom_features_0x6A =
4409         { "Wacom Bamboo1 4x6", 14760, 9225, 1023, 63,
4410           GRAPHIRE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4411 static const struct wacom_features wacom_features_0x6B =
4412         { "Wacom Bamboo1 5x8", 21648, 13530, 1023, 63,
4413           GRAPHIRE, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4414 static const struct wacom_features wacom_features_0x20 =
4415         { "Wacom Intuos 4x5", 12700, 10600, 1023, 31,
4416           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4417 static const struct wacom_features wacom_features_0x21 =
4418         { "Wacom Intuos 6x8", 20320, 16240, 1023, 31,
4419           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4420 static const struct wacom_features wacom_features_0x22 =
4421         { "Wacom Intuos 9x12", 30480, 24060, 1023, 31,
4422           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4423 static const struct wacom_features wacom_features_0x23 =
4424         { "Wacom Intuos 12x12", 30480, 31680, 1023, 31,
4425           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4426 static const struct wacom_features wacom_features_0x24 =
4427         { "Wacom Intuos 12x18", 45720, 31680, 1023, 31,
4428           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4429 static const struct wacom_features wacom_features_0x30 =
4430         { "Wacom PL400", 5408, 4056, 255, 0,
4431           PL, WACOM_PL_RES, WACOM_PL_RES };
4432 static const struct wacom_features wacom_features_0x31 =
4433         { "Wacom PL500", 6144, 4608, 255, 0,
4434           PL, WACOM_PL_RES, WACOM_PL_RES };
4435 static const struct wacom_features wacom_features_0x32 =
4436         { "Wacom PL600", 6126, 4604, 255, 0,
4437           PL, WACOM_PL_RES, WACOM_PL_RES };
4438 static const struct wacom_features wacom_features_0x33 =
4439         { "Wacom PL600SX", 6260, 5016, 255, 0,
4440           PL, WACOM_PL_RES, WACOM_PL_RES };
4441 static const struct wacom_features wacom_features_0x34 =
4442         { "Wacom PL550", 6144, 4608, 511, 0,
4443           PL, WACOM_PL_RES, WACOM_PL_RES };
4444 static const struct wacom_features wacom_features_0x35 =
4445         { "Wacom PL800", 7220, 5780, 511, 0,
4446           PL, WACOM_PL_RES, WACOM_PL_RES };
4447 static const struct wacom_features wacom_features_0x37 =
4448         { "Wacom PL700", 6758, 5406, 511, 0,
4449           PL, WACOM_PL_RES, WACOM_PL_RES };
4450 static const struct wacom_features wacom_features_0x38 =
4451         { "Wacom PL510", 6282, 4762, 511, 0,
4452           PL, WACOM_PL_RES, WACOM_PL_RES };
4453 static const struct wacom_features wacom_features_0x39 =
4454         { "Wacom DTU710", 34080, 27660, 511, 0,
4455           PL, WACOM_PL_RES, WACOM_PL_RES };
4456 static const struct wacom_features wacom_features_0xC4 =
4457         { "Wacom DTF521", 6282, 4762, 511, 0,
4458           PL, WACOM_PL_RES, WACOM_PL_RES };
4459 static const struct wacom_features wacom_features_0xC0 =
4460         { "Wacom DTF720", 6858, 5506, 511, 0,
4461           PL, WACOM_PL_RES, WACOM_PL_RES };
4462 static const struct wacom_features wacom_features_0xC2 =
4463         { "Wacom DTF720a", 6858, 5506, 511, 0,
4464           PL, WACOM_PL_RES, WACOM_PL_RES };
4465 static const struct wacom_features wacom_features_0x03 =
4466         { "Wacom Cintiq Partner", 20480, 15360, 511, 0,
4467           PTU, WACOM_PL_RES, WACOM_PL_RES };
4468 static const struct wacom_features wacom_features_0x41 =
4469         { "Wacom Intuos2 4x5", 12700, 10600, 1023, 31,
4470           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4471 static const struct wacom_features wacom_features_0x42 =
4472         { "Wacom Intuos2 6x8", 20320, 16240, 1023, 31,
4473           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4474 static const struct wacom_features wacom_features_0x43 =
4475         { "Wacom Intuos2 9x12", 30480, 24060, 1023, 31,
4476           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4477 static const struct wacom_features wacom_features_0x44 =
4478         { "Wacom Intuos2 12x12", 30480, 31680, 1023, 31,
4479           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4480 static const struct wacom_features wacom_features_0x45 =
4481         { "Wacom Intuos2 12x18", 45720, 31680, 1023, 31,
4482           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4483 static const struct wacom_features wacom_features_0xB0 =
4484         { "Wacom Intuos3 4x5", 25400, 20320, 1023, 63,
4485           INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 4 };
4486 static const struct wacom_features wacom_features_0xB1 =
4487         { "Wacom Intuos3 6x8", 40640, 30480, 1023, 63,
4488           INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4489 static const struct wacom_features wacom_features_0xB2 =
4490         { "Wacom Intuos3 9x12", 60960, 45720, 1023, 63,
4491           INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4492 static const struct wacom_features wacom_features_0xB3 =
4493         { "Wacom Intuos3 12x12", 60960, 60960, 1023, 63,
4494           INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4495 static const struct wacom_features wacom_features_0xB4 =
4496         { "Wacom Intuos3 12x19", 97536, 60960, 1023, 63,
4497           INTUOS3L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4498 static const struct wacom_features wacom_features_0xB5 =
4499         { "Wacom Intuos3 6x11", 54204, 31750, 1023, 63,
4500           INTUOS3, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4501 static const struct wacom_features wacom_features_0xB7 =
4502         { "Wacom Intuos3 4x6", 31496, 19685, 1023, 63,
4503           INTUOS3S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 4 };
4504 static const struct wacom_features wacom_features_0xB8 =
4505         { "Wacom Intuos4 4x6", 31496, 19685, 2047, 63,
4506           INTUOS4S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7 };
4507 static const struct wacom_features wacom_features_0xB9 =
4508         { "Wacom Intuos4 6x9", 44704, 27940, 2047, 63,
4509           INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4510 static const struct wacom_features wacom_features_0xBA =
4511         { "Wacom Intuos4 8x13", 65024, 40640, 2047, 63,
4512           INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4513 static const struct wacom_features wacom_features_0xBB =
4514         { "Wacom Intuos4 12x19", 97536, 60960, 2047, 63,
4515           INTUOS4L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4516 static const struct wacom_features wacom_features_0xBC =
4517         { "Wacom Intuos4 WL", 40640, 25400, 2047, 63,
4518           INTUOS4, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4519 static const struct wacom_features wacom_features_0xBD =
4520         { "Wacom Intuos4 WL", 40640, 25400, 2047, 63,
4521           INTUOS4WL, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4522 static const struct wacom_features wacom_features_0x26 =
4523         { "Wacom Intuos5 touch S", 31496, 19685, 2047, 63,
4524           INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7, .touch_max = 16 };
4525 static const struct wacom_features wacom_features_0x27 =
4526         { "Wacom Intuos5 touch M", 44704, 27940, 2047, 63,
4527           INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16 };
4528 static const struct wacom_features wacom_features_0x28 =
4529         { "Wacom Intuos5 touch L", 65024, 40640, 2047, 63,
4530           INTUOS5L, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16 };
4531 static const struct wacom_features wacom_features_0x29 =
4532         { "Wacom Intuos5 S", 31496, 19685, 2047, 63,
4533           INTUOS5S, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7 };
4534 static const struct wacom_features wacom_features_0x2A =
4535         { "Wacom Intuos5 M", 44704, 27940, 2047, 63,
4536           INTUOS5, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9 };
4537 static const struct wacom_features wacom_features_0x314 =
4538         { "Wacom Intuos Pro S", 31496, 19685, 2047, 63,
4539           INTUOSPS, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7, .touch_max = 16,
4540           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4541 static const struct wacom_features wacom_features_0x315 =
4542         { "Wacom Intuos Pro M", 44704, 27940, 2047, 63,
4543           INTUOSPM, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16,
4544           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4545 static const struct wacom_features wacom_features_0x317 =
4546         { "Wacom Intuos Pro L", 65024, 40640, 2047, 63,
4547           INTUOSPL, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 16,
4548           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4549 static const struct wacom_features wacom_features_0xF4 =
4550         { "Wacom Cintiq 24HD", 104480, 65600, 2047, 63,
4551           WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 16,
4552           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4553           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4554 static const struct wacom_features wacom_features_0xF8 =
4555         { "Wacom Cintiq 24HD touch", 104480, 65600, 2047, 63, /* Pen */
4556           WACOM_24HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 16,
4557           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4558           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4559           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf6 };
4560 static const struct wacom_features wacom_features_0xF6 =
4561         { "Wacom Cintiq 24HD touch", .type = WACOM_24HDT, /* Touch */
4562           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0xf8, .touch_max = 10,
4563           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4564 static const struct wacom_features wacom_features_0x32A =
4565         { "Wacom Cintiq 27QHD", 120140, 67920, 2047, 63,
4566           WACOM_27QHD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 0,
4567           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4568           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4569 static const struct wacom_features wacom_features_0x32B =
4570         { "Wacom Cintiq 27QHD touch", 120140, 67920, 2047, 63,
4571           WACOM_27QHD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 0,
4572           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4573           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4574           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x32C };
4575 static const struct wacom_features wacom_features_0x32C =
4576         { "Wacom Cintiq 27QHD touch", .type = WACOM_27QHDT,
4577           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x32B, .touch_max = 10 };
4578 static const struct wacom_features wacom_features_0x3F =
4579         { "Wacom Cintiq 21UX", 87200, 65600, 1023, 63,
4580           CINTIQ, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 8 };
4581 static const struct wacom_features wacom_features_0xC5 =
4582         { "Wacom Cintiq 20WSX", 86680, 54180, 1023, 63,
4583           WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 10 };
4584 static const struct wacom_features wacom_features_0xC6 =
4585         { "Wacom Cintiq 12WX", 53020, 33440, 1023, 63,
4586           WACOM_BEE, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 10 };
4587 static const struct wacom_features wacom_features_0x304 =
4588         { "Wacom Cintiq 13HD", 59552, 33848, 1023, 63,
4589           WACOM_13HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4590           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4591           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4592 static const struct wacom_features wacom_features_0x333 =
4593         { "Wacom Cintiq 13HD touch", 59552, 33848, 2047, 63,
4594           WACOM_13HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4595           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4596           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4597           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x335 };
4598 static const struct wacom_features wacom_features_0x335 =
4599         { "Wacom Cintiq 13HD touch", .type = WACOM_24HDT, /* Touch */
4600           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x333, .touch_max = 10,
4601           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4602 static const struct wacom_features wacom_features_0xC7 =
4603         { "Wacom DTU1931", 37832, 30305, 511, 0,
4604           PL, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4605 static const struct wacom_features wacom_features_0xCE =
4606         { "Wacom DTU2231", 47864, 27011, 511, 0,
4607           DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4608           .check_for_hid_type = true, .hid_type = HID_TYPE_USBMOUSE };
4609 static const struct wacom_features wacom_features_0xF0 =
4610         { "Wacom DTU1631", 34623, 19553, 511, 0,
4611           DTU, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4612 static const struct wacom_features wacom_features_0xFB =
4613         { "Wacom DTU1031", 22096, 13960, 511, 0,
4614           DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4615           WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4616           WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4617 static const struct wacom_features wacom_features_0x32F =
4618         { "Wacom DTU1031X", 22672, 12928, 511, 0,
4619           DTUSX, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 0,
4620           WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4621           WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4622 static const struct wacom_features wacom_features_0x336 =
4623         { "Wacom DTU1141", 23672, 13403, 1023, 0,
4624           DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4625           WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4626           WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4627 static const struct wacom_features wacom_features_0x57 =
4628         { "Wacom DTK2241", 95840, 54260, 2047, 63,
4629           DTK, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 6,
4630           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4631           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4632 static const struct wacom_features wacom_features_0x59 = /* Pen */
4633         { "Wacom DTH2242", 95840, 54260, 2047, 63,
4634           DTK, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 6,
4635           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4636           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4637           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5D };
4638 static const struct wacom_features wacom_features_0x5D = /* Touch */
4639         { "Wacom DTH2242",       .type = WACOM_24HDT,
4640           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x59, .touch_max = 10,
4641           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4642 static const struct wacom_features wacom_features_0xCC =
4643         { "Wacom Cintiq 21UX2", 87200, 65600, 2047, 63,
4644           WACOM_21UX2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4645           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4646           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4647 static const struct wacom_features wacom_features_0xFA =
4648         { "Wacom Cintiq 22HD", 95840, 54260, 2047, 63,
4649           WACOM_22HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4650           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4651           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET };
4652 static const struct wacom_features wacom_features_0x5B =
4653         { "Wacom Cintiq 22HDT", 95840, 54260, 2047, 63,
4654           WACOM_22HD, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 18,
4655           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4656           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4657           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5e };
4658 static const struct wacom_features wacom_features_0x5E =
4659         { "Wacom Cintiq 22HDT", .type = WACOM_24HDT,
4660           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x5b, .touch_max = 10,
4661           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4662 static const struct wacom_features wacom_features_0x90 =
4663         { "Wacom ISDv4 90", 26202, 16325, 255, 0,
4664           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4665 static const struct wacom_features wacom_features_0x93 =
4666         { "Wacom ISDv4 93", 26202, 16325, 255, 0,
4667           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4668 static const struct wacom_features wacom_features_0x97 =
4669         { "Wacom ISDv4 97", 26202, 16325, 511, 0,
4670           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4671 static const struct wacom_features wacom_features_0x9A =
4672         { "Wacom ISDv4 9A", 26202, 16325, 255, 0,
4673           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4674 static const struct wacom_features wacom_features_0x9F =
4675         { "Wacom ISDv4 9F", 26202, 16325, 255, 0,
4676           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4677 static const struct wacom_features wacom_features_0xE2 =
4678         { "Wacom ISDv4 E2", 26202, 16325, 255, 0,
4679           TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4680 static const struct wacom_features wacom_features_0xE3 =
4681         { "Wacom ISDv4 E3", 26202, 16325, 255, 0,
4682           TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4683 static const struct wacom_features wacom_features_0xE5 =
4684         { "Wacom ISDv4 E5", 26202, 16325, 255, 0,
4685           MTSCREEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4686 static const struct wacom_features wacom_features_0xE6 =
4687         { "Wacom ISDv4 E6", 27760, 15694, 255, 0,
4688           TABLETPC2FG, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4689 static const struct wacom_features wacom_features_0xEC =
4690         { "Wacom ISDv4 EC", 25710, 14500, 255, 0,
4691           TABLETPC,    WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4692 static const struct wacom_features wacom_features_0xED =
4693         { "Wacom ISDv4 ED", 26202, 16325, 255, 0,
4694           TABLETPCE, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4695 static const struct wacom_features wacom_features_0xEF =
4696         { "Wacom ISDv4 EF", 26202, 16325, 255, 0,
4697           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4698 static const struct wacom_features wacom_features_0x100 =
4699         { "Wacom ISDv4 100", 26202, 16325, 255, 0,
4700           MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4701 static const struct wacom_features wacom_features_0x101 =
4702         { "Wacom ISDv4 101", 26202, 16325, 255, 0,
4703           MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4704 static const struct wacom_features wacom_features_0x10D =
4705         { "Wacom ISDv4 10D", 26202, 16325, 255, 0,
4706           MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4707 static const struct wacom_features wacom_features_0x10E =
4708         { "Wacom ISDv4 10E", 27760, 15694, 255, 0,
4709           MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4710 static const struct wacom_features wacom_features_0x10F =
4711         { "Wacom ISDv4 10F", 27760, 15694, 255, 0,
4712           MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4713 static const struct wacom_features wacom_features_0x116 =
4714         { "Wacom ISDv4 116", 26202, 16325, 255, 0,
4715           TABLETPCE, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 1 };
4716 static const struct wacom_features wacom_features_0x12C =
4717         { "Wacom ISDv4 12C", 27848, 15752, 2047, 0,
4718           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES }; /* Pen-only */
4719 static const struct wacom_features wacom_features_0x4001 =
4720         { "Wacom ISDv4 4001", 26202, 16325, 255, 0,
4721           MTTPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4722 static const struct wacom_features wacom_features_0x4004 =
4723         { "Wacom ISDv4 4004", 11060, 6220, 255, 0,
4724           MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4725 static const struct wacom_features wacom_features_0x5000 =
4726         { "Wacom ISDv4 5000", 27848, 15752, 1023, 0,
4727           MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4728 static const struct wacom_features wacom_features_0x5002 =
4729         { "Wacom ISDv4 5002", 29576, 16724, 1023, 0,
4730           MTTPC_B, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4731 static const struct wacom_features wacom_features_0x47 =
4732         { "Wacom Intuos2 6x8", 20320, 16240, 1023, 31,
4733           INTUOS, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4734 static const struct wacom_features wacom_features_0x84 =
4735         { "Wacom Wireless Receiver", .type = WIRELESS, .touch_max = 16 };
4736 static const struct wacom_features wacom_features_0xD0 =
4737         { "Wacom Bamboo 2FG", 14720, 9200, 1023, 31,
4738           BAMBOO_TOUCH, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4739 static const struct wacom_features wacom_features_0xD1 =
4740         { "Wacom Bamboo 2FG 4x5", 14720, 9200, 1023, 31,
4741           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4742 static const struct wacom_features wacom_features_0xD2 =
4743         { "Wacom Bamboo Craft", 14720, 9200, 1023, 31,
4744           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4745 static const struct wacom_features wacom_features_0xD3 =
4746         { "Wacom Bamboo 2FG 6x8", 21648, 13700, 1023, 31,
4747           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4748 static const struct wacom_features wacom_features_0xD4 =
4749         { "Wacom Bamboo Pen", 14720, 9200, 1023, 31,
4750           BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4751 static const struct wacom_features wacom_features_0xD5 =
4752         { "Wacom Bamboo Pen 6x8", 21648, 13700, 1023, 31,
4753           BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4754 static const struct wacom_features wacom_features_0xD6 =
4755         { "Wacom BambooPT 2FG 4x5", 14720, 9200, 1023, 31,
4756           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4757 static const struct wacom_features wacom_features_0xD7 =
4758         { "Wacom BambooPT 2FG Small", 14720, 9200, 1023, 31,
4759           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4760 static const struct wacom_features wacom_features_0xD8 =
4761         { "Wacom Bamboo Comic 2FG", 21648, 13700, 1023, 31,
4762           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4763 static const struct wacom_features wacom_features_0xDA =
4764         { "Wacom Bamboo 2FG 4x5 SE", 14720, 9200, 1023, 31,
4765           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4766 static const struct wacom_features wacom_features_0xDB =
4767         { "Wacom Bamboo 2FG 6x8 SE", 21648, 13700, 1023, 31,
4768           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 2 };
4769 static const struct wacom_features wacom_features_0xDD =
4770         { "Wacom Bamboo Connect", 14720, 9200, 1023, 31,
4771           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4772 static const struct wacom_features wacom_features_0xDE =
4773         { "Wacom Bamboo 16FG 4x5", 14720, 9200, 1023, 31,
4774           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16 };
4775 static const struct wacom_features wacom_features_0xDF =
4776         { "Wacom Bamboo 16FG 6x8", 21648, 13700, 1023, 31,
4777           BAMBOO_PT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16 };
4778 static const struct wacom_features wacom_features_0x300 =
4779         { "Wacom Bamboo One S", 14720, 9225, 1023, 31,
4780           BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4781 static const struct wacom_features wacom_features_0x301 =
4782         { "Wacom Bamboo One M", 21648, 13530, 1023, 31,
4783           BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4784 static const struct wacom_features wacom_features_0x302 =
4785         { "Wacom Intuos PT S", 15200, 9500, 1023, 31,
4786           INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4787           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4788 static const struct wacom_features wacom_features_0x303 =
4789         { "Wacom Intuos PT M", 21600, 13500, 1023, 31,
4790           INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4791           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4792 static const struct wacom_features wacom_features_0x30E =
4793         { "Wacom Intuos S", 15200, 9500, 1023, 31,
4794           INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4795           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4796 static const struct wacom_features wacom_features_0x6004 =
4797         { "ISD-V4", 12800, 8000, 255, 0,
4798           TABLETPC, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4799 static const struct wacom_features wacom_features_0x307 =
4800         { "Wacom ISDv5 307", 59552, 33848, 2047, 63,
4801           CINTIQ_HYBRID, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4802           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4803           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4804           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x309 };
4805 static const struct wacom_features wacom_features_0x309 =
4806         { "Wacom ISDv5 309", .type = WACOM_24HDT, /* Touch */
4807           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x0307, .touch_max = 10,
4808           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4809 static const struct wacom_features wacom_features_0x30A =
4810         { "Wacom ISDv5 30A", 59552, 33848, 2047, 63,
4811           CINTIQ_HYBRID, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9,
4812           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4813           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4814           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x30C };
4815 static const struct wacom_features wacom_features_0x30C =
4816         { "Wacom ISDv5 30C", .type = WACOM_24HDT, /* Touch */
4817           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x30A, .touch_max = 10,
4818           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4819 static const struct wacom_features wacom_features_0x318 =
4820         { "Wacom USB Bamboo PAD", 4095, 4095, /* Touch */
4821           .type = BAMBOO_PAD, 35, 48, .touch_max = 4 };
4822 static const struct wacom_features wacom_features_0x319 =
4823         { "Wacom Wireless Bamboo PAD", 4095, 4095, /* Touch */
4824           .type = BAMBOO_PAD, 35, 48, .touch_max = 4 };
4825 static const struct wacom_features wacom_features_0x325 =
4826         { "Wacom ISDv5 325", 59552, 33848, 2047, 63,
4827           CINTIQ_COMPANION_2, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 11,
4828           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4829           WACOM_CINTIQ_OFFSET, WACOM_CINTIQ_OFFSET,
4830           .oVid = USB_VENDOR_ID_WACOM, .oPid = 0x326 };
4831 static const struct wacom_features wacom_features_0x326 = /* Touch */
4832         { "Wacom ISDv5 326", .type = HID_GENERIC, .oVid = USB_VENDOR_ID_WACOM,
4833           .oPid = 0x325 };
4834 static const struct wacom_features wacom_features_0x323 =
4835         { "Wacom Intuos P M", 21600, 13500, 1023, 31,
4836           INTUOSHT, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4837           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4838 static const struct wacom_features wacom_features_0x331 =
4839         { "Wacom Express Key Remote", .type = REMOTE,
4840           .numbered_buttons = 18, .check_for_hid_type = true,
4841           .hid_type = HID_TYPE_USBNONE };
4842 static const struct wacom_features wacom_features_0x33B =
4843         { "Wacom Intuos S 2", 15200, 9500, 2047, 63,
4844           INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4845           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4846 static const struct wacom_features wacom_features_0x33C =
4847         { "Wacom Intuos PT S 2", 15200, 9500, 2047, 63,
4848           INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4849           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4850 static const struct wacom_features wacom_features_0x33D =
4851         { "Wacom Intuos P M 2", 21600, 13500, 2047, 63,
4852           INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES,
4853           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4854 static const struct wacom_features wacom_features_0x33E =
4855         { "Wacom Intuos PT M 2", 21600, 13500, 2047, 63,
4856           INTUOSHT2, WACOM_INTUOS_RES, WACOM_INTUOS_RES, .touch_max = 16,
4857           .check_for_hid_type = true, .hid_type = HID_TYPE_USBNONE };
4858 static const struct wacom_features wacom_features_0x343 =
4859         { "Wacom DTK1651", 34816, 19759, 1023, 0,
4860           DTUS, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4,
4861           WACOM_DTU_OFFSET, WACOM_DTU_OFFSET,
4862           WACOM_DTU_OFFSET, WACOM_DTU_OFFSET };
4863 static const struct wacom_features wacom_features_0x360 =
4864         { "Wacom Intuos Pro M", 44800, 29600, 8191, 63,
4865           INTUOSP2_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 10 };
4866 static const struct wacom_features wacom_features_0x361 =
4867         { "Wacom Intuos Pro L", 62200, 43200, 8191, 63,
4868           INTUOSP2_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 9, .touch_max = 10 };
4869 static const struct wacom_features wacom_features_0x377 =
4870         { "Wacom Intuos BT S", 15200, 9500, 4095, 63,
4871           INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4872 static const struct wacom_features wacom_features_0x379 =
4873         { "Wacom Intuos BT M", 21600, 13500, 4095, 63,
4874           INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4875 static const struct wacom_features wacom_features_0x37A =
4876         { "Wacom One by Wacom S", 15200, 9500, 2047, 63,
4877           BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4878 static const struct wacom_features wacom_features_0x37B =
4879         { "Wacom One by Wacom M", 21600, 13500, 2047, 63,
4880           BAMBOO_PEN, WACOM_INTUOS_RES, WACOM_INTUOS_RES };
4881 static const struct wacom_features wacom_features_0x393 =
4882         { "Wacom Intuos Pro S", 31920, 19950, 8191, 63,
4883           INTUOSP2S_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7,
4884           .touch_max = 10 };
4885 static const struct wacom_features wacom_features_0x3c6 =
4886         { "Wacom Intuos BT S", 15200, 9500, 4095, 63,
4887           INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4888 static const struct wacom_features wacom_features_0x3c8 =
4889         { "Wacom Intuos BT M", 21600, 13500, 4095, 63,
4890           INTUOSHT3_BT, WACOM_INTUOS_RES, WACOM_INTUOS_RES, 4 };
4891 static const struct wacom_features wacom_features_0x3dd =
4892         { "Wacom Intuos Pro S", 31920, 19950, 8191, 63,
4893           INTUOSP2S_BT, WACOM_INTUOS3_RES, WACOM_INTUOS3_RES, 7,
4894           .touch_max = 10 };
4895
4896 static const struct wacom_features wacom_features_HID_ANY_ID =
4897         { "Wacom HID", .type = HID_GENERIC, .oVid = HID_ANY_ID, .oPid = HID_ANY_ID };
4898
4899 static const struct wacom_features wacom_features_0x94 =
4900         { "Wacom Bootloader", .type = BOOTLOADER };
4901
4902 #define USB_DEVICE_WACOM(prod)                                          \
4903         HID_DEVICE(BUS_USB, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4904         .driver_data = (kernel_ulong_t)&wacom_features_##prod
4905
4906 #define BT_DEVICE_WACOM(prod)                                           \
4907         HID_DEVICE(BUS_BLUETOOTH, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4908         .driver_data = (kernel_ulong_t)&wacom_features_##prod
4909
4910 #define I2C_DEVICE_WACOM(prod)                                          \
4911         HID_DEVICE(BUS_I2C, HID_GROUP_WACOM, USB_VENDOR_ID_WACOM, prod),\
4912         .driver_data = (kernel_ulong_t)&wacom_features_##prod
4913
4914 #define USB_DEVICE_LENOVO(prod)                                 \
4915         HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, prod),                     \
4916         .driver_data = (kernel_ulong_t)&wacom_features_##prod
4917
4918 const struct hid_device_id wacom_ids[] = {
4919         { USB_DEVICE_WACOM(0x00) },
4920         { USB_DEVICE_WACOM(0x03) },
4921         { USB_DEVICE_WACOM(0x10) },
4922         { USB_DEVICE_WACOM(0x11) },
4923         { USB_DEVICE_WACOM(0x12) },
4924         { USB_DEVICE_WACOM(0x13) },
4925         { USB_DEVICE_WACOM(0x14) },
4926         { USB_DEVICE_WACOM(0x15) },
4927         { USB_DEVICE_WACOM(0x16) },
4928         { USB_DEVICE_WACOM(0x17) },
4929         { USB_DEVICE_WACOM(0x18) },
4930         { USB_DEVICE_WACOM(0x19) },
4931         { USB_DEVICE_WACOM(0x20) },
4932         { USB_DEVICE_WACOM(0x21) },
4933         { USB_DEVICE_WACOM(0x22) },
4934         { USB_DEVICE_WACOM(0x23) },
4935         { USB_DEVICE_WACOM(0x24) },
4936         { USB_DEVICE_WACOM(0x26) },
4937         { USB_DEVICE_WACOM(0x27) },
4938         { USB_DEVICE_WACOM(0x28) },
4939         { USB_DEVICE_WACOM(0x29) },
4940         { USB_DEVICE_WACOM(0x2A) },
4941         { USB_DEVICE_WACOM(0x30) },
4942         { USB_DEVICE_WACOM(0x31) },
4943         { USB_DEVICE_WACOM(0x32) },
4944         { USB_DEVICE_WACOM(0x33) },
4945         { USB_DEVICE_WACOM(0x34) },
4946         { USB_DEVICE_WACOM(0x35) },
4947         { USB_DEVICE_WACOM(0x37) },
4948         { USB_DEVICE_WACOM(0x38) },
4949         { USB_DEVICE_WACOM(0x39) },
4950         { USB_DEVICE_WACOM(0x3F) },
4951         { USB_DEVICE_WACOM(0x41) },
4952         { USB_DEVICE_WACOM(0x42) },
4953         { USB_DEVICE_WACOM(0x43) },
4954         { USB_DEVICE_WACOM(0x44) },
4955         { USB_DEVICE_WACOM(0x45) },
4956         { USB_DEVICE_WACOM(0x47) },
4957         { USB_DEVICE_WACOM(0x57) },
4958         { USB_DEVICE_WACOM(0x59) },
4959         { USB_DEVICE_WACOM(0x5B) },
4960         { USB_DEVICE_WACOM(0x5D) },
4961         { USB_DEVICE_WACOM(0x5E) },
4962         { USB_DEVICE_WACOM(0x60) },
4963         { USB_DEVICE_WACOM(0x61) },
4964         { USB_DEVICE_WACOM(0x62) },
4965         { USB_DEVICE_WACOM(0x63) },
4966         { USB_DEVICE_WACOM(0x64) },
4967         { USB_DEVICE_WACOM(0x65) },
4968         { USB_DEVICE_WACOM(0x69) },
4969         { USB_DEVICE_WACOM(0x6A) },
4970         { USB_DEVICE_WACOM(0x6B) },
4971         { BT_DEVICE_WACOM(0x81) },
4972         { USB_DEVICE_WACOM(0x84) },
4973         { USB_DEVICE_WACOM(0x90) },
4974         { USB_DEVICE_WACOM(0x93) },
4975         { USB_DEVICE_WACOM(0x94) },
4976         { USB_DEVICE_WACOM(0x97) },
4977         { USB_DEVICE_WACOM(0x9A) },
4978         { USB_DEVICE_WACOM(0x9F) },
4979         { USB_DEVICE_WACOM(0xB0) },
4980         { USB_DEVICE_WACOM(0xB1) },
4981         { USB_DEVICE_WACOM(0xB2) },
4982         { USB_DEVICE_WACOM(0xB3) },
4983         { USB_DEVICE_WACOM(0xB4) },
4984         { USB_DEVICE_WACOM(0xB5) },
4985         { USB_DEVICE_WACOM(0xB7) },
4986         { USB_DEVICE_WACOM(0xB8) },
4987         { USB_DEVICE_WACOM(0xB9) },
4988         { USB_DEVICE_WACOM(0xBA) },
4989         { USB_DEVICE_WACOM(0xBB) },
4990         { USB_DEVICE_WACOM(0xBC) },
4991         { BT_DEVICE_WACOM(0xBD) },
4992         { USB_DEVICE_WACOM(0xC0) },
4993         { USB_DEVICE_WACOM(0xC2) },
4994         { USB_DEVICE_WACOM(0xC4) },
4995         { USB_DEVICE_WACOM(0xC5) },
4996         { USB_DEVICE_WACOM(0xC6) },
4997         { USB_DEVICE_WACOM(0xC7) },
4998         { USB_DEVICE_WACOM(0xCC) },
4999         { USB_DEVICE_WACOM(0xCE) },
5000         { USB_DEVICE_WACOM(0xD0) },
5001         { USB_DEVICE_WACOM(0xD1) },
5002         { USB_DEVICE_WACOM(0xD2) },
5003         { USB_DEVICE_WACOM(0xD3) },
5004         { USB_DEVICE_WACOM(0xD4) },
5005         { USB_DEVICE_WACOM(0xD5) },
5006         { USB_DEVICE_WACOM(0xD6) },
5007         { USB_DEVICE_WACOM(0xD7) },
5008         { USB_DEVICE_WACOM(0xD8) },
5009         { USB_DEVICE_WACOM(0xDA) },
5010         { USB_DEVICE_WACOM(0xDB) },
5011         { USB_DEVICE_WACOM(0xDD) },
5012         { USB_DEVICE_WACOM(0xDE) },
5013         { USB_DEVICE_WACOM(0xDF) },
5014         { USB_DEVICE_WACOM(0xE2) },
5015         { USB_DEVICE_WACOM(0xE3) },
5016         { USB_DEVICE_WACOM(0xE5) },
5017         { USB_DEVICE_WACOM(0xE6) },
5018         { USB_DEVICE_WACOM(0xEC) },
5019         { USB_DEVICE_WACOM(0xED) },
5020         { USB_DEVICE_WACOM(0xEF) },
5021         { USB_DEVICE_WACOM(0xF0) },
5022         { USB_DEVICE_WACOM(0xF4) },
5023         { USB_DEVICE_WACOM(0xF6) },
5024         { USB_DEVICE_WACOM(0xF8) },
5025         { USB_DEVICE_WACOM(0xFA) },
5026         { USB_DEVICE_WACOM(0xFB) },
5027         { USB_DEVICE_WACOM(0x100) },
5028         { USB_DEVICE_WACOM(0x101) },
5029         { USB_DEVICE_WACOM(0x10D) },
5030         { USB_DEVICE_WACOM(0x10E) },
5031         { USB_DEVICE_WACOM(0x10F) },
5032         { USB_DEVICE_WACOM(0x116) },
5033         { USB_DEVICE_WACOM(0x12C) },
5034         { USB_DEVICE_WACOM(0x300) },
5035         { USB_DEVICE_WACOM(0x301) },
5036         { USB_DEVICE_WACOM(0x302) },
5037         { USB_DEVICE_WACOM(0x303) },
5038         { USB_DEVICE_WACOM(0x304) },
5039         { USB_DEVICE_WACOM(0x307) },
5040         { USB_DEVICE_WACOM(0x309) },
5041         { USB_DEVICE_WACOM(0x30A) },
5042         { USB_DEVICE_WACOM(0x30C) },
5043         { USB_DEVICE_WACOM(0x30E) },
5044         { USB_DEVICE_WACOM(0x314) },
5045         { USB_DEVICE_WACOM(0x315) },
5046         { USB_DEVICE_WACOM(0x317) },
5047         { USB_DEVICE_WACOM(0x318) },
5048         { USB_DEVICE_WACOM(0x319) },
5049         { USB_DEVICE_WACOM(0x323) },
5050         { USB_DEVICE_WACOM(0x325) },
5051         { USB_DEVICE_WACOM(0x326) },
5052         { USB_DEVICE_WACOM(0x32A) },
5053         { USB_DEVICE_WACOM(0x32B) },
5054         { USB_DEVICE_WACOM(0x32C) },
5055         { USB_DEVICE_WACOM(0x32F) },
5056         { USB_DEVICE_WACOM(0x331) },
5057         { USB_DEVICE_WACOM(0x333) },
5058         { USB_DEVICE_WACOM(0x335) },
5059         { USB_DEVICE_WACOM(0x336) },
5060         { USB_DEVICE_WACOM(0x33B) },
5061         { USB_DEVICE_WACOM(0x33C) },
5062         { USB_DEVICE_WACOM(0x33D) },
5063         { USB_DEVICE_WACOM(0x33E) },
5064         { USB_DEVICE_WACOM(0x343) },
5065         { BT_DEVICE_WACOM(0x360) },
5066         { BT_DEVICE_WACOM(0x361) },
5067         { BT_DEVICE_WACOM(0x377) },
5068         { BT_DEVICE_WACOM(0x379) },
5069         { USB_DEVICE_WACOM(0x37A) },
5070         { USB_DEVICE_WACOM(0x37B) },
5071         { BT_DEVICE_WACOM(0x393) },
5072         { BT_DEVICE_WACOM(0x3c6) },
5073         { BT_DEVICE_WACOM(0x3c8) },
5074         { BT_DEVICE_WACOM(0x3dd) },
5075         { USB_DEVICE_WACOM(0x4001) },
5076         { USB_DEVICE_WACOM(0x4004) },
5077         { USB_DEVICE_WACOM(0x5000) },
5078         { USB_DEVICE_WACOM(0x5002) },
5079         { USB_DEVICE_LENOVO(0x6004) },
5080
5081         { USB_DEVICE_WACOM(HID_ANY_ID) },
5082         { I2C_DEVICE_WACOM(HID_ANY_ID) },
5083         { BT_DEVICE_WACOM(HID_ANY_ID) },
5084         { }
5085 };
5086 MODULE_DEVICE_TABLE(hid, wacom_ids);