3 * Copyright (c) 2012, Intel Corporation.
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.
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
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.
20 #include <linux/device.h>
21 #include <linux/hid.h>
22 #include <linux/module.h>
23 #include <linux/slab.h>
24 #include <linux/mfd/core.h>
25 #include <linux/list.h>
26 #include <linux/hid-sensor-ids.h>
27 #include <linux/hid-sensor-hub.h>
30 #define HID_SENSOR_HUB_ENUM_QUIRK 0x01
33 * struct sensor_hub_data - Hold a instance data for a HID hub device
34 * @hsdev: Stored hid instance for current hub device.
35 * @mutex: Mutex to serialize synchronous request.
36 * @lock: Spin lock to protect pending request structure.
37 * @dyn_callback_list: Holds callback function
38 * @dyn_callback_lock: spin lock to protect callback list
39 * @hid_sensor_hub_client_devs: Stores all MFD cells for a hub instance.
40 * @hid_sensor_client_cnt: Number of MFD cells, (no of sensors attached).
41 * @ref_cnt: Number of MFD clients have opened this device
43 struct sensor_hub_data {
46 struct list_head dyn_callback_list;
47 spinlock_t dyn_callback_lock;
48 struct mfd_cell *hid_sensor_hub_client_devs;
49 int hid_sensor_client_cnt;
55 * struct hid_sensor_hub_callbacks_list - Stores callback list
57 * @usage_id: usage id for a physical device.
58 * @usage_callback: Stores registered callback functions.
59 * @priv: Private data for a physical device.
61 struct hid_sensor_hub_callbacks_list {
62 struct list_head list;
64 struct hid_sensor_hub_device *hsdev;
65 struct hid_sensor_hub_callbacks *usage_callback;
69 static struct hid_report *sensor_hub_report(int id, struct hid_device *hdev,
72 struct hid_report *report;
74 list_for_each_entry(report, &hdev->report_enum[dir].report_list, list) {
78 hid_warn(hdev, "No report with id 0x%x found\n", id);
83 static int sensor_hub_get_physical_device_count(struct hid_device *hdev)
88 for (i = 0; i < hdev->maxcollection; ++i) {
89 struct hid_collection *collection = &hdev->collection[i];
90 if (collection->type == HID_COLLECTION_PHYSICAL ||
91 collection->type == HID_COLLECTION_APPLICATION)
98 static void sensor_hub_fill_attr_info(
99 struct hid_sensor_hub_attribute_info *info,
100 s32 index, s32 report_id, struct hid_field *field)
103 info->report_id = report_id;
104 info->units = field->unit;
105 info->unit_expo = field->unit_exponent;
106 info->size = (field->report_size * field->report_count)/8;
107 info->logical_minimum = field->logical_minimum;
108 info->logical_maximum = field->logical_maximum;
111 static struct hid_sensor_hub_callbacks *sensor_hub_get_callback(
112 struct hid_device *hdev,
114 int collection_index,
115 struct hid_sensor_hub_device **hsdev,
118 struct hid_sensor_hub_callbacks_list *callback;
119 struct sensor_hub_data *pdata = hid_get_drvdata(hdev);
122 spin_lock_irqsave(&pdata->dyn_callback_lock, flags);
123 list_for_each_entry(callback, &pdata->dyn_callback_list, list)
124 if ((callback->usage_id == usage_id ||
125 callback->usage_id == HID_USAGE_SENSOR_COLLECTION) &&
127 callback->hsdev->start_collection_index) &&
129 callback->hsdev->end_collection_index)) {
130 *priv = callback->priv;
131 *hsdev = callback->hsdev;
132 spin_unlock_irqrestore(&pdata->dyn_callback_lock,
134 return callback->usage_callback;
136 spin_unlock_irqrestore(&pdata->dyn_callback_lock, flags);
141 int sensor_hub_register_callback(struct hid_sensor_hub_device *hsdev,
143 struct hid_sensor_hub_callbacks *usage_callback)
145 struct hid_sensor_hub_callbacks_list *callback;
146 struct sensor_hub_data *pdata = hid_get_drvdata(hsdev->hdev);
149 spin_lock_irqsave(&pdata->dyn_callback_lock, flags);
150 list_for_each_entry(callback, &pdata->dyn_callback_list, list)
151 if (callback->usage_id == usage_id &&
152 callback->hsdev == hsdev) {
153 spin_unlock_irqrestore(&pdata->dyn_callback_lock, flags);
156 callback = kzalloc(sizeof(*callback), GFP_ATOMIC);
158 spin_unlock_irqrestore(&pdata->dyn_callback_lock, flags);
161 callback->hsdev = hsdev;
162 callback->usage_callback = usage_callback;
163 callback->usage_id = usage_id;
164 callback->priv = NULL;
166 * If there is a handler registered for the collection type, then
167 * it will handle all reports for sensors in this collection. If
168 * there is also an individual sensor handler registration, then
169 * we want to make sure that the reports are directed to collection
170 * handler, as this may be a fusion sensor. So add collection handlers
171 * to the beginning of the list, so that they are matched first.
173 if (usage_id == HID_USAGE_SENSOR_COLLECTION)
174 list_add(&callback->list, &pdata->dyn_callback_list);
176 list_add_tail(&callback->list, &pdata->dyn_callback_list);
177 spin_unlock_irqrestore(&pdata->dyn_callback_lock, flags);
181 EXPORT_SYMBOL_GPL(sensor_hub_register_callback);
183 int sensor_hub_remove_callback(struct hid_sensor_hub_device *hsdev,
186 struct hid_sensor_hub_callbacks_list *callback;
187 struct sensor_hub_data *pdata = hid_get_drvdata(hsdev->hdev);
190 spin_lock_irqsave(&pdata->dyn_callback_lock, flags);
191 list_for_each_entry(callback, &pdata->dyn_callback_list, list)
192 if (callback->usage_id == usage_id &&
193 callback->hsdev == hsdev) {
194 list_del(&callback->list);
198 spin_unlock_irqrestore(&pdata->dyn_callback_lock, flags);
202 EXPORT_SYMBOL_GPL(sensor_hub_remove_callback);
204 int sensor_hub_set_feature(struct hid_sensor_hub_device *hsdev, u32 report_id,
205 u32 field_index, int buffer_size, void *buffer)
207 struct hid_report *report;
208 struct sensor_hub_data *data = hid_get_drvdata(hsdev->hdev);
209 __s32 *buf32 = buffer;
215 mutex_lock(&data->mutex);
216 report = sensor_hub_report(report_id, hsdev->hdev, HID_FEATURE_REPORT);
217 if (!report || (field_index >= report->maxfield)) {
222 remaining_bytes = buffer_size % sizeof(__s32);
223 buffer_size = buffer_size / sizeof(__s32);
225 for (i = 0; i < buffer_size; ++i) {
226 ret = hid_set_field(report->field[field_index], i,
227 (__force __s32)cpu_to_le32(*buf32));
234 if (remaining_bytes) {
236 memcpy(&value, (u8 *)buf32, remaining_bytes);
237 ret = hid_set_field(report->field[field_index], i,
238 (__force __s32)cpu_to_le32(value));
242 hid_hw_request(hsdev->hdev, report, HID_REQ_SET_REPORT);
243 hid_hw_wait(hsdev->hdev);
246 mutex_unlock(&data->mutex);
250 EXPORT_SYMBOL_GPL(sensor_hub_set_feature);
252 int sensor_hub_get_feature(struct hid_sensor_hub_device *hsdev, u32 report_id,
253 u32 field_index, int buffer_size, void *buffer)
255 struct hid_report *report;
256 struct sensor_hub_data *data = hid_get_drvdata(hsdev->hdev);
260 int buffer_index = 0;
263 memset(buffer, 0, buffer_size);
265 mutex_lock(&data->mutex);
266 report = sensor_hub_report(report_id, hsdev->hdev, HID_FEATURE_REPORT);
267 if (!report || (field_index >= report->maxfield) ||
268 report->field[field_index]->report_count < 1) {
272 hid_hw_request(hsdev->hdev, report, HID_REQ_GET_REPORT);
273 hid_hw_wait(hsdev->hdev);
275 /* calculate number of bytes required to read this field */
276 report_size = DIV_ROUND_UP(report->field[field_index]->report_size,
278 report->field[field_index]->report_count;
283 ret = min(report_size, buffer_size);
285 val_ptr = (u8 *)report->field[field_index]->value;
286 for (i = 0; i < report->field[field_index]->report_count; ++i) {
287 if (buffer_index >= ret)
290 memcpy(&((u8 *)buffer)[buffer_index], val_ptr,
291 report->field[field_index]->report_size / 8);
292 val_ptr += sizeof(__s32);
293 buffer_index += (report->field[field_index]->report_size / 8);
297 mutex_unlock(&data->mutex);
301 EXPORT_SYMBOL_GPL(sensor_hub_get_feature);
304 int sensor_hub_input_attr_get_raw_value(struct hid_sensor_hub_device *hsdev,
306 u32 attr_usage_id, u32 report_id,
307 enum sensor_hub_read_flags flag)
309 struct sensor_hub_data *data = hid_get_drvdata(hsdev->hdev);
311 struct hid_report *report;
314 report = sensor_hub_report(report_id, hsdev->hdev,
319 mutex_lock(hsdev->mutex_ptr);
320 if (flag == SENSOR_HUB_SYNC) {
321 memset(&hsdev->pending, 0, sizeof(hsdev->pending));
322 init_completion(&hsdev->pending.ready);
323 hsdev->pending.usage_id = usage_id;
324 hsdev->pending.attr_usage_id = attr_usage_id;
325 hsdev->pending.raw_size = 0;
327 spin_lock_irqsave(&data->lock, flags);
328 hsdev->pending.status = true;
329 spin_unlock_irqrestore(&data->lock, flags);
331 mutex_lock(&data->mutex);
332 hid_hw_request(hsdev->hdev, report, HID_REQ_GET_REPORT);
333 mutex_unlock(&data->mutex);
334 if (flag == SENSOR_HUB_SYNC) {
335 wait_for_completion_interruptible_timeout(
336 &hsdev->pending.ready, HZ*5);
337 switch (hsdev->pending.raw_size) {
339 ret_val = *(u8 *)hsdev->pending.raw_data;
342 ret_val = *(u16 *)hsdev->pending.raw_data;
345 ret_val = *(u32 *)hsdev->pending.raw_data;
350 kfree(hsdev->pending.raw_data);
351 hsdev->pending.status = false;
353 mutex_unlock(hsdev->mutex_ptr);
357 EXPORT_SYMBOL_GPL(sensor_hub_input_attr_get_raw_value);
359 int hid_sensor_get_usage_index(struct hid_sensor_hub_device *hsdev,
360 u32 report_id, int field_index, u32 usage_id)
362 struct hid_report *report;
363 struct hid_field *field;
366 report = sensor_hub_report(report_id, hsdev->hdev, HID_FEATURE_REPORT);
367 if (!report || (field_index >= report->maxfield))
370 field = report->field[field_index];
371 for (i = 0; i < field->maxusage; ++i) {
372 if (field->usage[i].hid == usage_id)
373 return field->usage[i].usage_index;
379 EXPORT_SYMBOL_GPL(hid_sensor_get_usage_index);
381 int sensor_hub_input_get_attribute_info(struct hid_sensor_hub_device *hsdev,
385 struct hid_sensor_hub_attribute_info *info)
389 struct hid_report *report;
390 struct hid_field *field;
391 struct hid_report_enum *report_enum;
392 struct hid_device *hdev = hsdev->hdev;
394 /* Initialize with defaults */
395 info->usage_id = usage_id;
396 info->attrib_id = attr_usage_id;
397 info->report_id = -1;
400 info->unit_expo = -1;
402 report_enum = &hdev->report_enum[type];
403 list_for_each_entry(report, &report_enum->report_list, list) {
404 for (i = 0; i < report->maxfield; ++i) {
405 field = report->field[i];
406 if (field->maxusage) {
407 if (field->physical == usage_id &&
408 (field->logical == attr_usage_id ||
409 field->usage[0].hid ==
411 (field->usage[0].collection_index >=
412 hsdev->start_collection_index) &&
413 (field->usage[0].collection_index <
414 hsdev->end_collection_index)) {
416 sensor_hub_fill_attr_info(info, i,
429 EXPORT_SYMBOL_GPL(sensor_hub_input_get_attribute_info);
432 static int sensor_hub_suspend(struct hid_device *hdev, pm_message_t message)
434 struct sensor_hub_data *pdata = hid_get_drvdata(hdev);
435 struct hid_sensor_hub_callbacks_list *callback;
438 hid_dbg(hdev, " sensor_hub_suspend\n");
439 spin_lock_irqsave(&pdata->dyn_callback_lock, flags);
440 list_for_each_entry(callback, &pdata->dyn_callback_list, list) {
441 if (callback->usage_callback->suspend)
442 callback->usage_callback->suspend(
443 callback->hsdev, callback->priv);
445 spin_unlock_irqrestore(&pdata->dyn_callback_lock, flags);
450 static int sensor_hub_resume(struct hid_device *hdev)
452 struct sensor_hub_data *pdata = hid_get_drvdata(hdev);
453 struct hid_sensor_hub_callbacks_list *callback;
456 hid_dbg(hdev, " sensor_hub_resume\n");
457 spin_lock_irqsave(&pdata->dyn_callback_lock, flags);
458 list_for_each_entry(callback, &pdata->dyn_callback_list, list) {
459 if (callback->usage_callback->resume)
460 callback->usage_callback->resume(
461 callback->hsdev, callback->priv);
463 spin_unlock_irqrestore(&pdata->dyn_callback_lock, flags);
468 static int sensor_hub_reset_resume(struct hid_device *hdev)
475 * Handle raw report as sent by device
477 static int sensor_hub_raw_event(struct hid_device *hdev,
478 struct hid_report *report, u8 *raw_data, int size)
483 struct sensor_hub_data *pdata = hid_get_drvdata(hdev);
485 struct hid_sensor_hub_callbacks *callback = NULL;
486 struct hid_collection *collection = NULL;
488 struct hid_sensor_hub_device *hsdev = NULL;
490 hid_dbg(hdev, "sensor_hub_raw_event report id:0x%x size:%d type:%d\n",
491 report->id, size, report->type);
492 hid_dbg(hdev, "maxfield:%d\n", report->maxfield);
493 if (report->type != HID_INPUT_REPORT)
498 ptr++; /* Skip report id */
500 spin_lock_irqsave(&pdata->lock, flags);
502 for (i = 0; i < report->maxfield; ++i) {
503 hid_dbg(hdev, "%d collection_index:%x hid:%x sz:%x\n",
504 i, report->field[i]->usage->collection_index,
505 report->field[i]->usage->hid,
506 (report->field[i]->report_size *
507 report->field[i]->report_count)/8);
508 sz = (report->field[i]->report_size *
509 report->field[i]->report_count)/8;
510 collection = &hdev->collection[
511 report->field[i]->usage->collection_index];
512 hid_dbg(hdev, "collection->usage %x\n",
515 callback = sensor_hub_get_callback(hdev,
516 report->field[i]->physical,
517 report->field[i]->usage[0].collection_index,
523 if (hsdev->pending.status && (hsdev->pending.attr_usage_id ==
524 report->field[i]->usage->hid ||
525 hsdev->pending.attr_usage_id ==
526 report->field[i]->logical)) {
527 hid_dbg(hdev, "data was pending ...\n");
528 hsdev->pending.raw_data = kmemdup(ptr, sz, GFP_ATOMIC);
529 if (hsdev->pending.raw_data)
530 hsdev->pending.raw_size = sz;
532 hsdev->pending.raw_size = 0;
533 complete(&hsdev->pending.ready);
535 if (callback->capture_sample) {
536 if (report->field[i]->logical)
537 callback->capture_sample(hsdev,
538 report->field[i]->logical, sz, ptr,
541 callback->capture_sample(hsdev,
542 report->field[i]->usage->hid, sz, ptr,
547 if (callback && collection && callback->send_event)
548 callback->send_event(hsdev, collection->usage,
550 spin_unlock_irqrestore(&pdata->lock, flags);
555 int sensor_hub_device_open(struct hid_sensor_hub_device *hsdev)
558 struct sensor_hub_data *data = hid_get_drvdata(hsdev->hdev);
560 mutex_lock(&data->mutex);
561 if (!data->ref_cnt) {
562 ret = hid_hw_open(hsdev->hdev);
564 hid_err(hsdev->hdev, "failed to open hid device\n");
565 mutex_unlock(&data->mutex);
570 mutex_unlock(&data->mutex);
574 EXPORT_SYMBOL_GPL(sensor_hub_device_open);
576 void sensor_hub_device_close(struct hid_sensor_hub_device *hsdev)
578 struct sensor_hub_data *data = hid_get_drvdata(hsdev->hdev);
580 mutex_lock(&data->mutex);
583 hid_hw_close(hsdev->hdev);
584 mutex_unlock(&data->mutex);
586 EXPORT_SYMBOL_GPL(sensor_hub_device_close);
588 static __u8 *sensor_hub_report_fixup(struct hid_device *hdev, __u8 *rdesc,
592 struct sensor_hub_data *sd = hid_get_drvdata(hdev);
593 unsigned char report_block[] = {
594 0x0a, 0x16, 0x03, 0x15, 0x00, 0x25, 0x05};
595 unsigned char power_block[] = {
596 0x0a, 0x19, 0x03, 0x15, 0x00, 0x25, 0x05};
598 if (!(sd->quirks & HID_SENSOR_HUB_ENUM_QUIRK)) {
599 hid_dbg(hdev, "No Enum quirks\n");
603 /* Looks for power and report state usage id and force to 1 */
604 for (index = 0; index < *rsize; ++index) {
605 if (((*rsize - index) > sizeof(report_block)) &&
606 !memcmp(&rdesc[index], report_block,
607 sizeof(report_block))) {
608 rdesc[index + 4] = 0x01;
609 index += sizeof(report_block);
611 if (((*rsize - index) > sizeof(power_block)) &&
612 !memcmp(&rdesc[index], power_block,
613 sizeof(power_block))) {
614 rdesc[index + 4] = 0x01;
615 index += sizeof(power_block);
619 /* Checks if the report descriptor of Thinkpad Helix 2 has a logical
620 * minimum for magnetic flux axis greater than the maximum */
621 if (hdev->product == USB_DEVICE_ID_TEXAS_INSTRUMENTS_LENOVO_YOGA &&
622 *rsize == 2558 && rdesc[913] == 0x17 && rdesc[914] == 0x40 &&
623 rdesc[915] == 0x81 && rdesc[916] == 0x08 &&
624 rdesc[917] == 0x00 && rdesc[918] == 0x27 &&
625 rdesc[921] == 0x07 && rdesc[922] == 0x00) {
626 /* Sets negative logical minimum for mag x, y and z */
627 rdesc[914] = rdesc[935] = rdesc[956] = 0xc0;
628 rdesc[915] = rdesc[936] = rdesc[957] = 0x7e;
629 rdesc[916] = rdesc[937] = rdesc[958] = 0xf7;
630 rdesc[917] = rdesc[938] = rdesc[959] = 0xff;
636 static int sensor_hub_probe(struct hid_device *hdev,
637 const struct hid_device_id *id)
640 struct sensor_hub_data *sd;
644 struct hid_sensor_hub_device *hsdev;
645 struct hid_sensor_hub_device *last_hsdev = NULL;
646 struct hid_sensor_hub_device *collection_hsdev = NULL;
648 sd = devm_kzalloc(&hdev->dev, sizeof(*sd), GFP_KERNEL);
650 hid_err(hdev, "cannot allocate Sensor data\n");
654 hid_set_drvdata(hdev, sd);
655 sd->quirks = id->driver_data;
657 spin_lock_init(&sd->lock);
658 spin_lock_init(&sd->dyn_callback_lock);
659 mutex_init(&sd->mutex);
660 ret = hid_parse(hdev);
662 hid_err(hdev, "parse failed\n");
665 INIT_LIST_HEAD(&hdev->inputs);
667 ret = hid_hw_start(hdev, 0);
669 hid_err(hdev, "hw start failed\n");
672 INIT_LIST_HEAD(&sd->dyn_callback_list);
673 sd->hid_sensor_client_cnt = 0;
675 dev_cnt = sensor_hub_get_physical_device_count(hdev);
676 if (dev_cnt > HID_MAX_PHY_DEVICES) {
677 hid_err(hdev, "Invalid Physical device count\n");
681 sd->hid_sensor_hub_client_devs = devm_kzalloc(&hdev->dev, dev_cnt *
682 sizeof(struct mfd_cell),
684 if (sd->hid_sensor_hub_client_devs == NULL) {
685 hid_err(hdev, "Failed to allocate memory for mfd cells\n");
690 for (i = 0; i < hdev->maxcollection; ++i) {
691 struct hid_collection *collection = &hdev->collection[i];
693 if (collection->type == HID_COLLECTION_PHYSICAL ||
694 collection->type == HID_COLLECTION_APPLICATION) {
696 hsdev = devm_kzalloc(&hdev->dev, sizeof(*hsdev),
699 hid_err(hdev, "cannot allocate hid_sensor_hub_device\n");
704 hsdev->vendor_id = hdev->vendor;
705 hsdev->product_id = hdev->product;
706 hsdev->usage = collection->usage;
707 hsdev->mutex_ptr = devm_kzalloc(&hdev->dev,
708 sizeof(struct mutex),
710 if (!hsdev->mutex_ptr) {
714 mutex_init(hsdev->mutex_ptr);
715 hsdev->start_collection_index = i;
717 last_hsdev->end_collection_index = i;
719 name = devm_kasprintf(&hdev->dev, GFP_KERNEL,
723 hid_err(hdev, "Failed MFD device name\n");
727 sd->hid_sensor_hub_client_devs[
728 sd->hid_sensor_client_cnt].name = name;
729 sd->hid_sensor_hub_client_devs[
730 sd->hid_sensor_client_cnt].platform_data =
732 sd->hid_sensor_hub_client_devs[
733 sd->hid_sensor_client_cnt].pdata_size =
735 hid_dbg(hdev, "Adding %s:%d\n", name,
736 hsdev->start_collection_index);
737 sd->hid_sensor_client_cnt++;
738 if (collection_hsdev)
739 collection_hsdev->end_collection_index = i;
740 if (collection->type == HID_COLLECTION_APPLICATION &&
741 collection->usage == HID_USAGE_SENSOR_COLLECTION)
742 collection_hsdev = hsdev;
746 last_hsdev->end_collection_index = i;
747 if (collection_hsdev)
748 collection_hsdev->end_collection_index = i;
750 ret = mfd_add_hotplug_devices(&hdev->dev,
751 sd->hid_sensor_hub_client_devs,
752 sd->hid_sensor_client_cnt);
764 static void sensor_hub_remove(struct hid_device *hdev)
766 struct sensor_hub_data *data = hid_get_drvdata(hdev);
770 hid_dbg(hdev, " hardware removed\n");
773 spin_lock_irqsave(&data->lock, flags);
774 for (i = 0; i < data->hid_sensor_client_cnt; ++i) {
775 struct hid_sensor_hub_device *hsdev =
776 data->hid_sensor_hub_client_devs[i].platform_data;
777 if (hsdev->pending.status)
778 complete(&hsdev->pending.ready);
780 spin_unlock_irqrestore(&data->lock, flags);
781 mfd_remove_devices(&hdev->dev);
782 hid_set_drvdata(hdev, NULL);
783 mutex_destroy(&data->mutex);
786 static const struct hid_device_id sensor_hub_devices[] = {
787 { HID_DEVICE(HID_BUS_ANY, HID_GROUP_SENSOR_HUB, USB_VENDOR_ID_INTEL_0,
788 USB_DEVICE_ID_INTEL_HID_SENSOR_0),
789 .driver_data = HID_SENSOR_HUB_ENUM_QUIRK},
790 { HID_DEVICE(HID_BUS_ANY, HID_GROUP_SENSOR_HUB, USB_VENDOR_ID_INTEL_1,
791 USB_DEVICE_ID_INTEL_HID_SENSOR_0),
792 .driver_data = HID_SENSOR_HUB_ENUM_QUIRK},
793 { HID_DEVICE(HID_BUS_ANY, HID_GROUP_SENSOR_HUB, USB_VENDOR_ID_INTEL_1,
794 USB_DEVICE_ID_INTEL_HID_SENSOR_1),
795 .driver_data = HID_SENSOR_HUB_ENUM_QUIRK},
796 { HID_DEVICE(HID_BUS_ANY, HID_GROUP_SENSOR_HUB, USB_VENDOR_ID_MICROSOFT,
797 USB_DEVICE_ID_MS_SURFACE_PRO_2),
798 .driver_data = HID_SENSOR_HUB_ENUM_QUIRK},
799 { HID_DEVICE(HID_BUS_ANY, HID_GROUP_SENSOR_HUB, USB_VENDOR_ID_MICROSOFT,
800 USB_DEVICE_ID_MS_TOUCH_COVER_2),
801 .driver_data = HID_SENSOR_HUB_ENUM_QUIRK},
802 { HID_DEVICE(HID_BUS_ANY, HID_GROUP_SENSOR_HUB, USB_VENDOR_ID_MICROSOFT,
803 USB_DEVICE_ID_MS_TYPE_COVER_2),
804 .driver_data = HID_SENSOR_HUB_ENUM_QUIRK},
805 { HID_DEVICE(HID_BUS_ANY, HID_GROUP_SENSOR_HUB, USB_VENDOR_ID_MICROSOFT,
806 0x07bd), /* Microsoft Surface 3 */
807 .driver_data = HID_SENSOR_HUB_ENUM_QUIRK},
808 { HID_DEVICE(HID_BUS_ANY, HID_GROUP_SENSOR_HUB, USB_VENDOR_ID_MICROCHIP,
809 0x0f01), /* MM7150 */
810 .driver_data = HID_SENSOR_HUB_ENUM_QUIRK},
811 { HID_DEVICE(HID_BUS_ANY, HID_GROUP_SENSOR_HUB, USB_VENDOR_ID_STM_0,
812 USB_DEVICE_ID_STM_HID_SENSOR),
813 .driver_data = HID_SENSOR_HUB_ENUM_QUIRK},
814 { HID_DEVICE(HID_BUS_ANY, HID_GROUP_SENSOR_HUB, USB_VENDOR_ID_STM_0,
815 USB_DEVICE_ID_STM_HID_SENSOR_1),
816 .driver_data = HID_SENSOR_HUB_ENUM_QUIRK},
817 { HID_DEVICE(HID_BUS_ANY, HID_GROUP_SENSOR_HUB, USB_VENDOR_ID_TEXAS_INSTRUMENTS,
818 USB_DEVICE_ID_TEXAS_INSTRUMENTS_LENOVO_YOGA),
819 .driver_data = HID_SENSOR_HUB_ENUM_QUIRK},
820 { HID_DEVICE(HID_BUS_ANY, HID_GROUP_SENSOR_HUB, USB_VENDOR_ID_ITE,
821 USB_DEVICE_ID_ITE_LENOVO_YOGA),
822 .driver_data = HID_SENSOR_HUB_ENUM_QUIRK},
823 { HID_DEVICE(HID_BUS_ANY, HID_GROUP_SENSOR_HUB, USB_VENDOR_ID_ITE,
824 USB_DEVICE_ID_ITE_LENOVO_YOGA2),
825 .driver_data = HID_SENSOR_HUB_ENUM_QUIRK},
826 { HID_DEVICE(HID_BUS_ANY, HID_GROUP_SENSOR_HUB, USB_VENDOR_ID_ITE,
827 USB_DEVICE_ID_ITE_LENOVO_YOGA900),
828 .driver_data = HID_SENSOR_HUB_ENUM_QUIRK},
829 { HID_DEVICE(HID_BUS_ANY, HID_GROUP_SENSOR_HUB, USB_VENDOR_ID_INTEL_0,
831 .driver_data = HID_SENSOR_HUB_ENUM_QUIRK},
832 { HID_DEVICE(HID_BUS_ANY, HID_GROUP_SENSOR_HUB, HID_ANY_ID,
836 MODULE_DEVICE_TABLE(hid, sensor_hub_devices);
838 static struct hid_driver sensor_hub_driver = {
839 .name = "hid-sensor-hub",
840 .id_table = sensor_hub_devices,
841 .probe = sensor_hub_probe,
842 .remove = sensor_hub_remove,
843 .raw_event = sensor_hub_raw_event,
844 .report_fixup = sensor_hub_report_fixup,
846 .suspend = sensor_hub_suspend,
847 .resume = sensor_hub_resume,
848 .reset_resume = sensor_hub_reset_resume,
851 module_hid_driver(sensor_hub_driver);
853 MODULE_DESCRIPTION("HID Sensor Hub driver");
854 MODULE_AUTHOR("Srinivas Pandruvada <srinivas.pandruvada@intel.com>");
855 MODULE_LICENSE("GPL");