1 /* 2 * HID Sensors Driver 3 * Copyright (c) 2012, Intel Corporation. 4 * 5 * This program is free software; you can redistribute it and/or modify it 6 * under the terms and conditions of the GNU General Public License, 7 * version 2, as published by the Free Software Foundation. 8 * 9 * This program is distributed in the hope it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 12 * more details. 13 * 14 * You should have received a copy of the GNU General Public License along with 15 * this program; if not, write to the Free Software Foundation, Inc., 16 * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. 17 * 18 */ 19 #include <linux/device.h> 20 #include <linux/hid.h> 21 #include <linux/module.h> 22 #include <linux/slab.h> 23 #include <linux/mfd/core.h> 24 #include <linux/list.h> 25 #include <linux/hid-sensor-ids.h> 26 #include <linux/hid-sensor-hub.h> 27 #include "hid-ids.h" 28 29 #define HID_SENSOR_HUB_ENUM_QUIRK 0x01 30 31 /** 32 * struct sensor_hub_pending - Synchronous read pending information 33 * @status: Pending status true/false. 34 * @ready: Completion synchronization data. 35 * @usage_id: Usage id for physical device, E.g. Gyro usage id. 36 * @attr_usage_id: Usage Id of a field, E.g. X-AXIS for a gyro. 37 * @raw_size: Response size for a read request. 38 * @raw_data: Place holder for received response. 39 */ 40 struct sensor_hub_pending { 41 bool status; 42 struct completion ready; 43 u32 usage_id; 44 u32 attr_usage_id; 45 int raw_size; 46 u8 *raw_data; 47 }; 48 49 /** 50 * struct sensor_hub_data - Hold a instance data for a HID hub device 51 * @hsdev: Stored hid instance for current hub device. 52 * @mutex: Mutex to serialize synchronous request. 53 * @lock: Spin lock to protect pending request structure. 54 * @pending: Holds information of pending sync read request. 55 * @dyn_callback_list: Holds callback function 56 * @dyn_callback_lock: spin lock to protect callback list 57 * @hid_sensor_hub_client_devs: Stores all MFD cells for a hub instance. 58 * @hid_sensor_client_cnt: Number of MFD cells, (no of sensors attached). 59 */ 60 struct sensor_hub_data { 61 struct hid_sensor_hub_device *hsdev; 62 struct mutex mutex; 63 spinlock_t lock; 64 struct sensor_hub_pending pending; 65 struct list_head dyn_callback_list; 66 spinlock_t dyn_callback_lock; 67 struct mfd_cell *hid_sensor_hub_client_devs; 68 int hid_sensor_client_cnt; 69 unsigned long quirks; 70 }; 71 72 /** 73 * struct hid_sensor_hub_callbacks_list - Stores callback list 74 * @list: list head. 75 * @usage_id: usage id for a physical device. 76 * @usage_callback: Stores registered callback functions. 77 * @priv: Private data for a physical device. 78 */ 79 struct hid_sensor_hub_callbacks_list { 80 struct list_head list; 81 u32 usage_id; 82 struct hid_sensor_hub_callbacks *usage_callback; 83 void *priv; 84 }; 85 86 static struct hid_report *sensor_hub_report(int id, struct hid_device *hdev, 87 int dir) 88 { 89 struct hid_report *report; 90 91 list_for_each_entry(report, &hdev->report_enum[dir].report_list, list) { 92 if (report->id == id) 93 return report; 94 } 95 hid_warn(hdev, "No report with id 0x%x found\n", id); 96 97 return NULL; 98 } 99 100 static int sensor_hub_get_physical_device_count( 101 struct hid_report_enum *report_enum) 102 { 103 struct hid_report *report; 104 struct hid_field *field; 105 int cnt = 0; 106 107 list_for_each_entry(report, &report_enum->report_list, list) { 108 field = report->field[0]; 109 if (report->maxfield && field && field->physical) 110 cnt++; 111 } 112 113 return cnt; 114 } 115 116 static void sensor_hub_fill_attr_info( 117 struct hid_sensor_hub_attribute_info *info, 118 s32 index, s32 report_id, struct hid_field *field) 119 { 120 info->index = index; 121 info->report_id = report_id; 122 info->units = field->unit; 123 info->unit_expo = field->unit_exponent; 124 info->size = (field->report_size * field->report_count)/8; 125 info->logical_minimum = field->logical_minimum; 126 info->logical_maximum = field->logical_maximum; 127 } 128 129 static struct hid_sensor_hub_callbacks *sensor_hub_get_callback( 130 struct hid_device *hdev, 131 u32 usage_id, void **priv) 132 { 133 struct hid_sensor_hub_callbacks_list *callback; 134 struct sensor_hub_data *pdata = hid_get_drvdata(hdev); 135 136 spin_lock(&pdata->dyn_callback_lock); 137 list_for_each_entry(callback, &pdata->dyn_callback_list, list) 138 if (callback->usage_id == usage_id) { 139 *priv = callback->priv; 140 spin_unlock(&pdata->dyn_callback_lock); 141 return callback->usage_callback; 142 } 143 spin_unlock(&pdata->dyn_callback_lock); 144 145 return NULL; 146 } 147 148 int sensor_hub_register_callback(struct hid_sensor_hub_device *hsdev, 149 u32 usage_id, 150 struct hid_sensor_hub_callbacks *usage_callback) 151 { 152 struct hid_sensor_hub_callbacks_list *callback; 153 struct sensor_hub_data *pdata = hid_get_drvdata(hsdev->hdev); 154 155 spin_lock(&pdata->dyn_callback_lock); 156 list_for_each_entry(callback, &pdata->dyn_callback_list, list) 157 if (callback->usage_id == usage_id) { 158 spin_unlock(&pdata->dyn_callback_lock); 159 return -EINVAL; 160 } 161 callback = kzalloc(sizeof(*callback), GFP_ATOMIC); 162 if (!callback) { 163 spin_unlock(&pdata->dyn_callback_lock); 164 return -ENOMEM; 165 } 166 callback->usage_callback = usage_callback; 167 callback->usage_id = usage_id; 168 callback->priv = NULL; 169 list_add_tail(&callback->list, &pdata->dyn_callback_list); 170 spin_unlock(&pdata->dyn_callback_lock); 171 172 return 0; 173 } 174 EXPORT_SYMBOL_GPL(sensor_hub_register_callback); 175 176 int sensor_hub_remove_callback(struct hid_sensor_hub_device *hsdev, 177 u32 usage_id) 178 { 179 struct hid_sensor_hub_callbacks_list *callback; 180 struct sensor_hub_data *pdata = hid_get_drvdata(hsdev->hdev); 181 182 spin_lock(&pdata->dyn_callback_lock); 183 list_for_each_entry(callback, &pdata->dyn_callback_list, list) 184 if (callback->usage_id == usage_id) { 185 list_del(&callback->list); 186 kfree(callback); 187 break; 188 } 189 spin_unlock(&pdata->dyn_callback_lock); 190 191 return 0; 192 } 193 EXPORT_SYMBOL_GPL(sensor_hub_remove_callback); 194 195 int sensor_hub_set_feature(struct hid_sensor_hub_device *hsdev, u32 report_id, 196 u32 field_index, s32 value) 197 { 198 struct hid_report *report; 199 struct sensor_hub_data *data = hid_get_drvdata(hsdev->hdev); 200 int ret = 0; 201 202 mutex_lock(&data->mutex); 203 report = sensor_hub_report(report_id, hsdev->hdev, HID_FEATURE_REPORT); 204 if (!report || (field_index >= report->maxfield)) { 205 ret = -EINVAL; 206 goto done_proc; 207 } 208 hid_set_field(report->field[field_index], 0, value); 209 hid_hw_request(hsdev->hdev, report, HID_REQ_SET_REPORT); 210 hid_hw_wait(hsdev->hdev); 211 212 done_proc: 213 mutex_unlock(&data->mutex); 214 215 return ret; 216 } 217 EXPORT_SYMBOL_GPL(sensor_hub_set_feature); 218 219 int sensor_hub_get_feature(struct hid_sensor_hub_device *hsdev, u32 report_id, 220 u32 field_index, s32 *value) 221 { 222 struct hid_report *report; 223 struct sensor_hub_data *data = hid_get_drvdata(hsdev->hdev); 224 int ret = 0; 225 226 mutex_lock(&data->mutex); 227 report = sensor_hub_report(report_id, hsdev->hdev, HID_FEATURE_REPORT); 228 if (!report || (field_index >= report->maxfield) || 229 report->field[field_index]->report_count < 1) { 230 ret = -EINVAL; 231 goto done_proc; 232 } 233 hid_hw_request(hsdev->hdev, report, HID_REQ_GET_REPORT); 234 hid_hw_wait(hsdev->hdev); 235 *value = report->field[field_index]->value[0]; 236 237 done_proc: 238 mutex_unlock(&data->mutex); 239 240 return ret; 241 } 242 EXPORT_SYMBOL_GPL(sensor_hub_get_feature); 243 244 245 int sensor_hub_input_attr_get_raw_value(struct hid_sensor_hub_device *hsdev, 246 u32 usage_id, 247 u32 attr_usage_id, u32 report_id) 248 { 249 struct sensor_hub_data *data = hid_get_drvdata(hsdev->hdev); 250 unsigned long flags; 251 struct hid_report *report; 252 int ret_val = 0; 253 254 mutex_lock(&data->mutex); 255 memset(&data->pending, 0, sizeof(data->pending)); 256 init_completion(&data->pending.ready); 257 data->pending.usage_id = usage_id; 258 data->pending.attr_usage_id = attr_usage_id; 259 data->pending.raw_size = 0; 260 261 spin_lock_irqsave(&data->lock, flags); 262 data->pending.status = true; 263 report = sensor_hub_report(report_id, hsdev->hdev, HID_INPUT_REPORT); 264 if (!report) { 265 spin_unlock_irqrestore(&data->lock, flags); 266 goto err_free; 267 } 268 hid_hw_request(hsdev->hdev, report, HID_REQ_GET_REPORT); 269 spin_unlock_irqrestore(&data->lock, flags); 270 wait_for_completion_interruptible_timeout(&data->pending.ready, HZ*5); 271 switch (data->pending.raw_size) { 272 case 1: 273 ret_val = *(u8 *)data->pending.raw_data; 274 break; 275 case 2: 276 ret_val = *(u16 *)data->pending.raw_data; 277 break; 278 case 4: 279 ret_val = *(u32 *)data->pending.raw_data; 280 break; 281 default: 282 ret_val = 0; 283 } 284 kfree(data->pending.raw_data); 285 286 err_free: 287 data->pending.status = false; 288 mutex_unlock(&data->mutex); 289 290 return ret_val; 291 } 292 EXPORT_SYMBOL_GPL(sensor_hub_input_attr_get_raw_value); 293 294 int sensor_hub_input_get_attribute_info(struct hid_sensor_hub_device *hsdev, 295 u8 type, 296 u32 usage_id, 297 u32 attr_usage_id, 298 struct hid_sensor_hub_attribute_info *info) 299 { 300 int ret = -1; 301 int i, j; 302 int collection_index = -1; 303 struct hid_report *report; 304 struct hid_field *field; 305 struct hid_report_enum *report_enum; 306 struct hid_device *hdev = hsdev->hdev; 307 308 /* Initialize with defaults */ 309 info->usage_id = usage_id; 310 info->attrib_id = attr_usage_id; 311 info->report_id = -1; 312 info->index = -1; 313 info->units = -1; 314 info->unit_expo = -1; 315 316 for (i = 0; i < hdev->maxcollection; ++i) { 317 struct hid_collection *collection = &hdev->collection[i]; 318 if (usage_id == collection->usage) { 319 collection_index = i; 320 break; 321 } 322 } 323 if (collection_index == -1) 324 goto err_ret; 325 326 report_enum = &hdev->report_enum[type]; 327 list_for_each_entry(report, &report_enum->report_list, list) { 328 for (i = 0; i < report->maxfield; ++i) { 329 field = report->field[i]; 330 if (field->physical == usage_id && 331 field->logical == attr_usage_id) { 332 sensor_hub_fill_attr_info(info, i, report->id, 333 field); 334 ret = 0; 335 } else { 336 for (j = 0; j < field->maxusage; ++j) { 337 if (field->usage[j].hid == 338 attr_usage_id && 339 field->usage[j].collection_index == 340 collection_index) { 341 sensor_hub_fill_attr_info(info, 342 i, report->id, field); 343 ret = 0; 344 break; 345 } 346 } 347 } 348 if (ret == 0) 349 break; 350 } 351 } 352 353 err_ret: 354 return ret; 355 } 356 EXPORT_SYMBOL_GPL(sensor_hub_input_get_attribute_info); 357 358 #ifdef CONFIG_PM 359 static int sensor_hub_suspend(struct hid_device *hdev, pm_message_t message) 360 { 361 struct sensor_hub_data *pdata = hid_get_drvdata(hdev); 362 struct hid_sensor_hub_callbacks_list *callback; 363 364 hid_dbg(hdev, " sensor_hub_suspend\n"); 365 spin_lock(&pdata->dyn_callback_lock); 366 list_for_each_entry(callback, &pdata->dyn_callback_list, list) { 367 if (callback->usage_callback->suspend) 368 callback->usage_callback->suspend( 369 pdata->hsdev, callback->priv); 370 } 371 spin_unlock(&pdata->dyn_callback_lock); 372 373 return 0; 374 } 375 376 static int sensor_hub_resume(struct hid_device *hdev) 377 { 378 struct sensor_hub_data *pdata = hid_get_drvdata(hdev); 379 struct hid_sensor_hub_callbacks_list *callback; 380 381 hid_dbg(hdev, " sensor_hub_resume\n"); 382 spin_lock(&pdata->dyn_callback_lock); 383 list_for_each_entry(callback, &pdata->dyn_callback_list, list) { 384 if (callback->usage_callback->resume) 385 callback->usage_callback->resume( 386 pdata->hsdev, callback->priv); 387 } 388 spin_unlock(&pdata->dyn_callback_lock); 389 390 return 0; 391 } 392 393 static int sensor_hub_reset_resume(struct hid_device *hdev) 394 { 395 return 0; 396 } 397 #endif 398 399 /* 400 * Handle raw report as sent by device 401 */ 402 static int sensor_hub_raw_event(struct hid_device *hdev, 403 struct hid_report *report, u8 *raw_data, int size) 404 { 405 int i; 406 u8 *ptr; 407 int sz; 408 struct sensor_hub_data *pdata = hid_get_drvdata(hdev); 409 unsigned long flags; 410 struct hid_sensor_hub_callbacks *callback = NULL; 411 struct hid_collection *collection = NULL; 412 void *priv = NULL; 413 414 hid_dbg(hdev, "sensor_hub_raw_event report id:0x%x size:%d type:%d\n", 415 report->id, size, report->type); 416 hid_dbg(hdev, "maxfield:%d\n", report->maxfield); 417 if (report->type != HID_INPUT_REPORT) 418 return 1; 419 420 ptr = raw_data; 421 ptr++; /* Skip report id */ 422 423 spin_lock_irqsave(&pdata->lock, flags); 424 425 for (i = 0; i < report->maxfield; ++i) { 426 hid_dbg(hdev, "%d collection_index:%x hid:%x sz:%x\n", 427 i, report->field[i]->usage->collection_index, 428 report->field[i]->usage->hid, 429 (report->field[i]->report_size * 430 report->field[i]->report_count)/8); 431 sz = (report->field[i]->report_size * 432 report->field[i]->report_count)/8; 433 if (pdata->pending.status && pdata->pending.attr_usage_id == 434 report->field[i]->usage->hid) { 435 hid_dbg(hdev, "data was pending ...\n"); 436 pdata->pending.raw_data = kmemdup(ptr, sz, GFP_ATOMIC); 437 if (pdata->pending.raw_data) 438 pdata->pending.raw_size = sz; 439 else 440 pdata->pending.raw_size = 0; 441 complete(&pdata->pending.ready); 442 } 443 collection = &hdev->collection[ 444 report->field[i]->usage->collection_index]; 445 hid_dbg(hdev, "collection->usage %x\n", 446 collection->usage); 447 callback = sensor_hub_get_callback(pdata->hsdev->hdev, 448 report->field[i]->physical, 449 &priv); 450 if (callback && callback->capture_sample) { 451 if (report->field[i]->logical) 452 callback->capture_sample(pdata->hsdev, 453 report->field[i]->logical, sz, ptr, 454 callback->pdev); 455 else 456 callback->capture_sample(pdata->hsdev, 457 report->field[i]->usage->hid, sz, ptr, 458 callback->pdev); 459 } 460 ptr += sz; 461 } 462 if (callback && collection && callback->send_event) 463 callback->send_event(pdata->hsdev, collection->usage, 464 callback->pdev); 465 spin_unlock_irqrestore(&pdata->lock, flags); 466 467 return 1; 468 } 469 470 int sensor_hub_device_open(struct hid_sensor_hub_device *hsdev) 471 { 472 int ret = 0; 473 struct sensor_hub_data *data = hid_get_drvdata(hsdev->hdev); 474 475 mutex_lock(&data->mutex); 476 if (!hsdev->ref_cnt) { 477 ret = hid_hw_open(hsdev->hdev); 478 if (ret) { 479 hid_err(hsdev->hdev, "failed to open hid device\n"); 480 mutex_unlock(&data->mutex); 481 return ret; 482 } 483 } 484 hsdev->ref_cnt++; 485 mutex_unlock(&data->mutex); 486 487 return ret; 488 } 489 EXPORT_SYMBOL_GPL(sensor_hub_device_open); 490 491 void sensor_hub_device_close(struct hid_sensor_hub_device *hsdev) 492 { 493 struct sensor_hub_data *data = hid_get_drvdata(hsdev->hdev); 494 495 mutex_lock(&data->mutex); 496 hsdev->ref_cnt--; 497 if (!hsdev->ref_cnt) 498 hid_hw_close(hsdev->hdev); 499 mutex_unlock(&data->mutex); 500 } 501 EXPORT_SYMBOL_GPL(sensor_hub_device_close); 502 503 static __u8 *sensor_hub_report_fixup(struct hid_device *hdev, __u8 *rdesc, 504 unsigned int *rsize) 505 { 506 int index; 507 struct sensor_hub_data *sd = hid_get_drvdata(hdev); 508 unsigned char report_block[] = { 509 0x0a, 0x16, 0x03, 0x15, 0x00, 0x25, 0x05}; 510 unsigned char power_block[] = { 511 0x0a, 0x19, 0x03, 0x15, 0x00, 0x25, 0x05}; 512 513 if (!(sd->quirks & HID_SENSOR_HUB_ENUM_QUIRK)) { 514 hid_dbg(hdev, "No Enum quirks\n"); 515 return rdesc; 516 } 517 518 /* Looks for power and report state usage id and force to 1 */ 519 for (index = 0; index < *rsize; ++index) { 520 if (((*rsize - index) > sizeof(report_block)) && 521 !memcmp(&rdesc[index], report_block, 522 sizeof(report_block))) { 523 rdesc[index + 4] = 0x01; 524 index += sizeof(report_block); 525 } 526 if (((*rsize - index) > sizeof(power_block)) && 527 !memcmp(&rdesc[index], power_block, 528 sizeof(power_block))) { 529 rdesc[index + 4] = 0x01; 530 index += sizeof(power_block); 531 } 532 } 533 534 return rdesc; 535 } 536 537 static int sensor_hub_probe(struct hid_device *hdev, 538 const struct hid_device_id *id) 539 { 540 int ret; 541 struct sensor_hub_data *sd; 542 int i; 543 char *name; 544 struct hid_report *report; 545 struct hid_report_enum *report_enum; 546 struct hid_field *field; 547 int dev_cnt; 548 549 sd = devm_kzalloc(&hdev->dev, sizeof(*sd), GFP_KERNEL); 550 if (!sd) { 551 hid_err(hdev, "cannot allocate Sensor data\n"); 552 return -ENOMEM; 553 } 554 sd->hsdev = devm_kzalloc(&hdev->dev, sizeof(*sd->hsdev), GFP_KERNEL); 555 if (!sd->hsdev) { 556 hid_err(hdev, "cannot allocate hid_sensor_hub_device\n"); 557 return -ENOMEM; 558 } 559 hid_set_drvdata(hdev, sd); 560 sd->quirks = id->driver_data; 561 sd->hsdev->hdev = hdev; 562 sd->hsdev->vendor_id = hdev->vendor; 563 sd->hsdev->product_id = hdev->product; 564 spin_lock_init(&sd->lock); 565 spin_lock_init(&sd->dyn_callback_lock); 566 mutex_init(&sd->mutex); 567 ret = hid_parse(hdev); 568 if (ret) { 569 hid_err(hdev, "parse failed\n"); 570 return ret; 571 } 572 INIT_LIST_HEAD(&hdev->inputs); 573 574 ret = hid_hw_start(hdev, 0); 575 if (ret) { 576 hid_err(hdev, "hw start failed\n"); 577 return ret; 578 } 579 INIT_LIST_HEAD(&sd->dyn_callback_list); 580 sd->hid_sensor_client_cnt = 0; 581 report_enum = &hdev->report_enum[HID_INPUT_REPORT]; 582 583 dev_cnt = sensor_hub_get_physical_device_count(report_enum); 584 if (dev_cnt > HID_MAX_PHY_DEVICES) { 585 hid_err(hdev, "Invalid Physical device count\n"); 586 ret = -EINVAL; 587 goto err_stop_hw; 588 } 589 sd->hid_sensor_hub_client_devs = kzalloc(dev_cnt * 590 sizeof(struct mfd_cell), 591 GFP_KERNEL); 592 if (sd->hid_sensor_hub_client_devs == NULL) { 593 hid_err(hdev, "Failed to allocate memory for mfd cells\n"); 594 ret = -ENOMEM; 595 goto err_stop_hw; 596 } 597 list_for_each_entry(report, &report_enum->report_list, list) { 598 hid_dbg(hdev, "Report id:%x\n", report->id); 599 field = report->field[0]; 600 if (report->maxfield && field && 601 field->physical) { 602 name = kasprintf(GFP_KERNEL, "HID-SENSOR-%x", 603 field->physical); 604 if (name == NULL) { 605 hid_err(hdev, "Failed MFD device name\n"); 606 ret = -ENOMEM; 607 goto err_free_names; 608 } 609 sd->hid_sensor_hub_client_devs[ 610 sd->hid_sensor_client_cnt].id = PLATFORM_DEVID_AUTO; 611 sd->hid_sensor_hub_client_devs[ 612 sd->hid_sensor_client_cnt].name = name; 613 sd->hid_sensor_hub_client_devs[ 614 sd->hid_sensor_client_cnt].platform_data = 615 sd->hsdev; 616 sd->hid_sensor_hub_client_devs[ 617 sd->hid_sensor_client_cnt].pdata_size = 618 sizeof(*sd->hsdev); 619 hid_dbg(hdev, "Adding %s:%p\n", name, sd); 620 sd->hid_sensor_client_cnt++; 621 } 622 } 623 ret = mfd_add_devices(&hdev->dev, 0, sd->hid_sensor_hub_client_devs, 624 sd->hid_sensor_client_cnt, NULL, 0, NULL); 625 if (ret < 0) 626 goto err_free_names; 627 628 return ret; 629 630 err_free_names: 631 for (i = 0; i < sd->hid_sensor_client_cnt ; ++i) 632 kfree(sd->hid_sensor_hub_client_devs[i].name); 633 kfree(sd->hid_sensor_hub_client_devs); 634 err_stop_hw: 635 hid_hw_stop(hdev); 636 637 return ret; 638 } 639 640 static void sensor_hub_remove(struct hid_device *hdev) 641 { 642 struct sensor_hub_data *data = hid_get_drvdata(hdev); 643 unsigned long flags; 644 int i; 645 646 hid_dbg(hdev, " hardware removed\n"); 647 hid_hw_close(hdev); 648 hid_hw_stop(hdev); 649 spin_lock_irqsave(&data->lock, flags); 650 if (data->pending.status) 651 complete(&data->pending.ready); 652 spin_unlock_irqrestore(&data->lock, flags); 653 mfd_remove_devices(&hdev->dev); 654 for (i = 0; i < data->hid_sensor_client_cnt ; ++i) 655 kfree(data->hid_sensor_hub_client_devs[i].name); 656 kfree(data->hid_sensor_hub_client_devs); 657 hid_set_drvdata(hdev, NULL); 658 mutex_destroy(&data->mutex); 659 } 660 661 static const struct hid_device_id sensor_hub_devices[] = { 662 { HID_DEVICE(HID_BUS_ANY, HID_GROUP_SENSOR_HUB, USB_VENDOR_ID_INTEL_0, 663 USB_DEVICE_ID_INTEL_HID_SENSOR), 664 .driver_data = HID_SENSOR_HUB_ENUM_QUIRK}, 665 { HID_DEVICE(HID_BUS_ANY, HID_GROUP_SENSOR_HUB, USB_VENDOR_ID_INTEL_1, 666 USB_DEVICE_ID_INTEL_HID_SENSOR), 667 .driver_data = HID_SENSOR_HUB_ENUM_QUIRK}, 668 { HID_DEVICE(HID_BUS_ANY, HID_GROUP_SENSOR_HUB, HID_ANY_ID, 669 HID_ANY_ID) }, 670 { } 671 }; 672 MODULE_DEVICE_TABLE(hid, sensor_hub_devices); 673 674 static struct hid_driver sensor_hub_driver = { 675 .name = "hid-sensor-hub", 676 .id_table = sensor_hub_devices, 677 .probe = sensor_hub_probe, 678 .remove = sensor_hub_remove, 679 .raw_event = sensor_hub_raw_event, 680 .report_fixup = sensor_hub_report_fixup, 681 #ifdef CONFIG_PM 682 .suspend = sensor_hub_suspend, 683 .resume = sensor_hub_resume, 684 .reset_resume = sensor_hub_reset_resume, 685 #endif 686 }; 687 module_hid_driver(sensor_hub_driver); 688 689 MODULE_DESCRIPTION("HID Sensor Hub driver"); 690 MODULE_AUTHOR("Srinivas Pandruvada <srinivas.pandruvada@intel.com>"); 691 MODULE_LICENSE("GPL"); 692