2 * HID driver for Lenovo:
3 * - ThinkPad USB Keyboard with TrackPoint (tpkbd)
4 * - ThinkPad Compact Bluetooth Keyboard with TrackPoint (cptkbd)
5 * - ThinkPad Compact USB Keyboard with TrackPoint (cptkbd)
7 * Copyright (c) 2012 Bernhard Seibold
8 * Copyright (c) 2014 Jamie Lentin <jm@lentin.co.uk>
12 * This program is free software; you can redistribute it and/or modify it
13 * under the terms of the GNU General Public License as published by the Free
14 * Software Foundation; either version 2 of the License, or (at your option)
18 #include <linux/module.h>
19 #include <linux/sysfs.h>
20 #include <linux/device.h>
21 #include <linux/hid.h>
22 #include <linux/input.h>
23 #include <linux/leds.h>
27 struct lenovo_drvdata_tpkbd {
29 struct led_classdev led_mute;
30 struct led_classdev led_micmute;
33 int release_to_select;
39 struct lenovo_drvdata_cptkbd {
44 #define map_key_clear(c) hid_map_usage_clear(hi, usage, bit, max, EV_KEY, (c))
46 static const __u8 lenovo_pro_dock_need_fixup_collection[] = {
47 0x05, 0x88, /* Usage Page (Vendor Usage Page 0x88) */
48 0x09, 0x01, /* Usage (Vendor Usage 0x01) */
49 0xa1, 0x01, /* Collection (Application) */
50 0x85, 0x04, /* Report ID (4) */
51 0x19, 0x00, /* Usage Minimum (0) */
52 0x2a, 0xff, 0xff, /* Usage Maximum (65535) */
55 static __u8 *lenovo_report_fixup(struct hid_device *hdev, __u8 *rdesc,
58 switch (hdev->product) {
59 case USB_DEVICE_ID_LENOVO_TPPRODOCK:
60 /* the fixups that need to be done:
61 * - get a reasonable usage max for the vendor collection
62 * 0x8801 from the report ID 4
65 memcmp(&rdesc[140], lenovo_pro_dock_need_fixup_collection,
66 sizeof(lenovo_pro_dock_need_fixup_collection)) == 0) {
75 static int lenovo_input_mapping_tpkbd(struct hid_device *hdev,
76 struct hid_input *hi, struct hid_field *field,
77 struct hid_usage *usage, unsigned long **bit, int *max)
79 if (usage->hid == (HID_UP_BUTTON | 0x0010)) {
80 /* This sub-device contains trackpoint, mark it */
81 hid_set_drvdata(hdev, (void *)1);
82 map_key_clear(KEY_MICMUTE);
88 static int lenovo_input_mapping_cptkbd(struct hid_device *hdev,
89 struct hid_input *hi, struct hid_field *field,
90 struct hid_usage *usage, unsigned long **bit, int *max)
92 /* HID_UP_LNVENDOR = USB, HID_UP_MSVENDOR = BT */
93 if ((usage->hid & HID_USAGE_PAGE) == HID_UP_MSVENDOR ||
94 (usage->hid & HID_USAGE_PAGE) == HID_UP_LNVENDOR) {
95 switch (usage->hid & HID_USAGE) {
96 case 0x00f1: /* Fn-F4: Mic mute */
97 map_key_clear(KEY_MICMUTE);
99 case 0x00f2: /* Fn-F5: Brightness down */
100 map_key_clear(KEY_BRIGHTNESSDOWN);
102 case 0x00f3: /* Fn-F6: Brightness up */
103 map_key_clear(KEY_BRIGHTNESSUP);
105 case 0x00f4: /* Fn-F7: External display (projector) */
106 map_key_clear(KEY_SWITCHVIDEOMODE);
108 case 0x00f5: /* Fn-F8: Wireless */
109 map_key_clear(KEY_WLAN);
111 case 0x00f6: /* Fn-F9: Control panel */
112 map_key_clear(KEY_CONFIG);
114 case 0x00f8: /* Fn-F11: View open applications (3 boxes) */
115 map_key_clear(KEY_SCALE);
117 case 0x00f9: /* Fn-F12: Open My computer (6 boxes) USB-only */
118 /* NB: This mapping is invented in raw_event below */
119 map_key_clear(KEY_FILE);
121 case 0x00fa: /* Fn-Esc: Fn-lock toggle */
122 map_key_clear(KEY_FN_ESC);
124 case 0x00fb: /* Middle mouse button (in native mode) */
125 map_key_clear(BTN_MIDDLE);
130 /* Compatibility middle/wheel mappings should be ignored */
131 if (usage->hid == HID_GD_WHEEL)
133 if ((usage->hid & HID_USAGE_PAGE) == HID_UP_BUTTON &&
134 (usage->hid & HID_USAGE) == 0x003)
136 if ((usage->hid & HID_USAGE_PAGE) == HID_UP_CONSUMER &&
137 (usage->hid & HID_USAGE) == 0x238)
140 /* Map wheel emulation reports: 0xffa1 = USB, 0xff10 = BT */
141 if ((usage->hid & HID_USAGE_PAGE) == 0xff100000 ||
142 (usage->hid & HID_USAGE_PAGE) == 0xffa10000) {
143 field->flags |= HID_MAIN_ITEM_RELATIVE | HID_MAIN_ITEM_VARIABLE;
144 field->logical_minimum = -127;
145 field->logical_maximum = 127;
147 switch (usage->hid & HID_USAGE) {
149 hid_map_usage(hi, usage, bit, max, EV_REL, 0x06);
152 hid_map_usage(hi, usage, bit, max, EV_REL, 0x08);
162 static int lenovo_input_mapping(struct hid_device *hdev,
163 struct hid_input *hi, struct hid_field *field,
164 struct hid_usage *usage, unsigned long **bit, int *max)
166 switch (hdev->product) {
167 case USB_DEVICE_ID_LENOVO_TPKBD:
168 return lenovo_input_mapping_tpkbd(hdev, hi, field,
170 case USB_DEVICE_ID_LENOVO_CUSBKBD:
171 case USB_DEVICE_ID_LENOVO_CBTKBD:
172 return lenovo_input_mapping_cptkbd(hdev, hi, field,
181 /* Send a config command to the keyboard */
182 static int lenovo_send_cmd_cptkbd(struct hid_device *hdev,
183 unsigned char byte2, unsigned char byte3)
186 unsigned char buf[] = {0x18, byte2, byte3};
188 switch (hdev->product) {
189 case USB_DEVICE_ID_LENOVO_CUSBKBD:
190 ret = hid_hw_raw_request(hdev, 0x13, buf, sizeof(buf),
191 HID_FEATURE_REPORT, HID_REQ_SET_REPORT);
193 case USB_DEVICE_ID_LENOVO_CBTKBD:
194 ret = hid_hw_output_report(hdev, buf, sizeof(buf));
201 return ret < 0 ? ret : 0; /* BT returns 0, USB returns sizeof(buf) */
204 static void lenovo_features_set_cptkbd(struct hid_device *hdev)
207 struct lenovo_drvdata_cptkbd *cptkbd_data = hid_get_drvdata(hdev);
209 ret = lenovo_send_cmd_cptkbd(hdev, 0x05, cptkbd_data->fn_lock);
210 ret = lenovo_send_cmd_cptkbd(hdev, 0x02, cptkbd_data->sensitivity);
212 hid_err(hdev, "Fn-lock setting failed: %d\n", ret);
215 static ssize_t attr_fn_lock_show_cptkbd(struct device *dev,
216 struct device_attribute *attr,
219 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
220 struct lenovo_drvdata_cptkbd *cptkbd_data = hid_get_drvdata(hdev);
222 return snprintf(buf, PAGE_SIZE, "%u\n", cptkbd_data->fn_lock);
225 static ssize_t attr_fn_lock_store_cptkbd(struct device *dev,
226 struct device_attribute *attr,
230 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
231 struct lenovo_drvdata_cptkbd *cptkbd_data = hid_get_drvdata(hdev);
234 if (kstrtoint(buf, 10, &value))
236 if (value < 0 || value > 1)
239 cptkbd_data->fn_lock = !!value;
240 lenovo_features_set_cptkbd(hdev);
245 static ssize_t attr_sensitivity_show_cptkbd(struct device *dev,
246 struct device_attribute *attr,
249 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
250 struct lenovo_drvdata_cptkbd *cptkbd_data = hid_get_drvdata(hdev);
252 return snprintf(buf, PAGE_SIZE, "%u\n",
253 cptkbd_data->sensitivity);
256 static ssize_t attr_sensitivity_store_cptkbd(struct device *dev,
257 struct device_attribute *attr,
261 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
262 struct lenovo_drvdata_cptkbd *cptkbd_data = hid_get_drvdata(hdev);
265 if (kstrtoint(buf, 10, &value) || value < 1 || value > 255)
268 cptkbd_data->sensitivity = value;
269 lenovo_features_set_cptkbd(hdev);
275 static struct device_attribute dev_attr_fn_lock_cptkbd =
276 __ATTR(fn_lock, S_IWUSR | S_IRUGO,
277 attr_fn_lock_show_cptkbd,
278 attr_fn_lock_store_cptkbd);
280 static struct device_attribute dev_attr_sensitivity_cptkbd =
281 __ATTR(sensitivity, S_IWUSR | S_IRUGO,
282 attr_sensitivity_show_cptkbd,
283 attr_sensitivity_store_cptkbd);
286 static struct attribute *lenovo_attributes_cptkbd[] = {
287 &dev_attr_fn_lock_cptkbd.attr,
288 &dev_attr_sensitivity_cptkbd.attr,
292 static const struct attribute_group lenovo_attr_group_cptkbd = {
293 .attrs = lenovo_attributes_cptkbd,
296 static int lenovo_raw_event(struct hid_device *hdev,
297 struct hid_report *report, u8 *data, int size)
300 * Compact USB keyboard's Fn-F12 report holds down many other keys, and
301 * its own key is outside the usage page range. Remove extra
302 * keypresses and remap to inside usage page.
304 if (unlikely(hdev->product == USB_DEVICE_ID_LENOVO_CUSBKBD
308 && data[2] == 0x01)) {
316 static int lenovo_features_set_tpkbd(struct hid_device *hdev)
318 struct hid_report *report;
319 struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
321 report = hdev->report_enum[HID_FEATURE_REPORT].report_id_hash[4];
323 report->field[0]->value[0] = data_pointer->press_to_select ? 0x01 : 0x02;
324 report->field[0]->value[0] |= data_pointer->dragging ? 0x04 : 0x08;
325 report->field[0]->value[0] |= data_pointer->release_to_select ? 0x10 : 0x20;
326 report->field[0]->value[0] |= data_pointer->select_right ? 0x80 : 0x40;
327 report->field[1]->value[0] = 0x03; // unknown setting, imitate windows driver
328 report->field[2]->value[0] = data_pointer->sensitivity;
329 report->field[3]->value[0] = data_pointer->press_speed;
331 hid_hw_request(hdev, report, HID_REQ_SET_REPORT);
335 static ssize_t attr_press_to_select_show_tpkbd(struct device *dev,
336 struct device_attribute *attr,
339 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
340 struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
342 return snprintf(buf, PAGE_SIZE, "%u\n", data_pointer->press_to_select);
345 static ssize_t attr_press_to_select_store_tpkbd(struct device *dev,
346 struct device_attribute *attr,
350 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
351 struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
354 if (kstrtoint(buf, 10, &value))
356 if (value < 0 || value > 1)
359 data_pointer->press_to_select = value;
360 lenovo_features_set_tpkbd(hdev);
365 static ssize_t attr_dragging_show_tpkbd(struct device *dev,
366 struct device_attribute *attr,
369 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
370 struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
372 return snprintf(buf, PAGE_SIZE, "%u\n", data_pointer->dragging);
375 static ssize_t attr_dragging_store_tpkbd(struct device *dev,
376 struct device_attribute *attr,
380 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
381 struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
384 if (kstrtoint(buf, 10, &value))
386 if (value < 0 || value > 1)
389 data_pointer->dragging = value;
390 lenovo_features_set_tpkbd(hdev);
395 static ssize_t attr_release_to_select_show_tpkbd(struct device *dev,
396 struct device_attribute *attr,
399 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
400 struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
402 return snprintf(buf, PAGE_SIZE, "%u\n", data_pointer->release_to_select);
405 static ssize_t attr_release_to_select_store_tpkbd(struct device *dev,
406 struct device_attribute *attr,
410 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
411 struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
414 if (kstrtoint(buf, 10, &value))
416 if (value < 0 || value > 1)
419 data_pointer->release_to_select = value;
420 lenovo_features_set_tpkbd(hdev);
425 static ssize_t attr_select_right_show_tpkbd(struct device *dev,
426 struct device_attribute *attr,
429 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
430 struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
432 return snprintf(buf, PAGE_SIZE, "%u\n", data_pointer->select_right);
435 static ssize_t attr_select_right_store_tpkbd(struct device *dev,
436 struct device_attribute *attr,
440 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
441 struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
444 if (kstrtoint(buf, 10, &value))
446 if (value < 0 || value > 1)
449 data_pointer->select_right = value;
450 lenovo_features_set_tpkbd(hdev);
455 static ssize_t attr_sensitivity_show_tpkbd(struct device *dev,
456 struct device_attribute *attr,
459 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
460 struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
462 return snprintf(buf, PAGE_SIZE, "%u\n",
463 data_pointer->sensitivity);
466 static ssize_t attr_sensitivity_store_tpkbd(struct device *dev,
467 struct device_attribute *attr,
471 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
472 struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
475 if (kstrtoint(buf, 10, &value) || value < 1 || value > 255)
478 data_pointer->sensitivity = value;
479 lenovo_features_set_tpkbd(hdev);
484 static ssize_t attr_press_speed_show_tpkbd(struct device *dev,
485 struct device_attribute *attr,
488 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
489 struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
491 return snprintf(buf, PAGE_SIZE, "%u\n",
492 data_pointer->press_speed);
495 static ssize_t attr_press_speed_store_tpkbd(struct device *dev,
496 struct device_attribute *attr,
500 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
501 struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
504 if (kstrtoint(buf, 10, &value) || value < 1 || value > 255)
507 data_pointer->press_speed = value;
508 lenovo_features_set_tpkbd(hdev);
513 static struct device_attribute dev_attr_press_to_select_tpkbd =
514 __ATTR(press_to_select, S_IWUSR | S_IRUGO,
515 attr_press_to_select_show_tpkbd,
516 attr_press_to_select_store_tpkbd);
518 static struct device_attribute dev_attr_dragging_tpkbd =
519 __ATTR(dragging, S_IWUSR | S_IRUGO,
520 attr_dragging_show_tpkbd,
521 attr_dragging_store_tpkbd);
523 static struct device_attribute dev_attr_release_to_select_tpkbd =
524 __ATTR(release_to_select, S_IWUSR | S_IRUGO,
525 attr_release_to_select_show_tpkbd,
526 attr_release_to_select_store_tpkbd);
528 static struct device_attribute dev_attr_select_right_tpkbd =
529 __ATTR(select_right, S_IWUSR | S_IRUGO,
530 attr_select_right_show_tpkbd,
531 attr_select_right_store_tpkbd);
533 static struct device_attribute dev_attr_sensitivity_tpkbd =
534 __ATTR(sensitivity, S_IWUSR | S_IRUGO,
535 attr_sensitivity_show_tpkbd,
536 attr_sensitivity_store_tpkbd);
538 static struct device_attribute dev_attr_press_speed_tpkbd =
539 __ATTR(press_speed, S_IWUSR | S_IRUGO,
540 attr_press_speed_show_tpkbd,
541 attr_press_speed_store_tpkbd);
543 static struct attribute *lenovo_attributes_tpkbd[] = {
544 &dev_attr_press_to_select_tpkbd.attr,
545 &dev_attr_dragging_tpkbd.attr,
546 &dev_attr_release_to_select_tpkbd.attr,
547 &dev_attr_select_right_tpkbd.attr,
548 &dev_attr_sensitivity_tpkbd.attr,
549 &dev_attr_press_speed_tpkbd.attr,
553 static const struct attribute_group lenovo_attr_group_tpkbd = {
554 .attrs = lenovo_attributes_tpkbd,
557 static enum led_brightness lenovo_led_brightness_get_tpkbd(
558 struct led_classdev *led_cdev)
560 struct device *dev = led_cdev->dev->parent;
561 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
562 struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
565 if (led_cdev == &data_pointer->led_micmute)
568 return data_pointer->led_state & (1 << led_nr)
573 static void lenovo_led_brightness_set_tpkbd(struct led_classdev *led_cdev,
574 enum led_brightness value)
576 struct device *dev = led_cdev->dev->parent;
577 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
578 struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
579 struct hid_report *report;
582 if (led_cdev == &data_pointer->led_micmute)
585 if (value == LED_OFF)
586 data_pointer->led_state &= ~(1 << led_nr);
588 data_pointer->led_state |= 1 << led_nr;
590 report = hdev->report_enum[HID_OUTPUT_REPORT].report_id_hash[3];
591 report->field[0]->value[0] = (data_pointer->led_state >> 0) & 1;
592 report->field[0]->value[1] = (data_pointer->led_state >> 1) & 1;
593 hid_hw_request(hdev, report, HID_REQ_SET_REPORT);
596 static int lenovo_probe_tpkbd(struct hid_device *hdev)
598 struct device *dev = &hdev->dev;
599 struct lenovo_drvdata_tpkbd *data_pointer;
600 size_t name_sz = strlen(dev_name(dev)) + 16;
601 char *name_mute, *name_micmute;
606 * Only register extra settings against subdevice where input_mapping
607 * set drvdata to 1, i.e. the trackpoint.
609 if (!hid_get_drvdata(hdev))
612 hid_set_drvdata(hdev, NULL);
614 /* Validate required reports. */
615 for (i = 0; i < 4; i++) {
616 if (!hid_validate_values(hdev, HID_FEATURE_REPORT, 4, i, 1))
619 if (!hid_validate_values(hdev, HID_OUTPUT_REPORT, 3, 0, 2))
622 ret = sysfs_create_group(&hdev->dev.kobj, &lenovo_attr_group_tpkbd);
624 hid_warn(hdev, "Could not create sysfs group: %d\n", ret);
626 data_pointer = devm_kzalloc(&hdev->dev,
627 sizeof(struct lenovo_drvdata_tpkbd),
629 if (data_pointer == NULL) {
630 hid_err(hdev, "Could not allocate memory for driver data\n");
635 // set same default values as windows driver
636 data_pointer->sensitivity = 0xa0;
637 data_pointer->press_speed = 0x38;
639 name_mute = devm_kzalloc(&hdev->dev, name_sz, GFP_KERNEL);
640 name_micmute = devm_kzalloc(&hdev->dev, name_sz, GFP_KERNEL);
641 if (name_mute == NULL || name_micmute == NULL) {
642 hid_err(hdev, "Could not allocate memory for led data\n");
646 snprintf(name_mute, name_sz, "%s:amber:mute", dev_name(dev));
647 snprintf(name_micmute, name_sz, "%s:amber:micmute", dev_name(dev));
649 hid_set_drvdata(hdev, data_pointer);
651 data_pointer->led_mute.name = name_mute;
652 data_pointer->led_mute.brightness_get = lenovo_led_brightness_get_tpkbd;
653 data_pointer->led_mute.brightness_set = lenovo_led_brightness_set_tpkbd;
654 data_pointer->led_mute.dev = dev;
655 led_classdev_register(dev, &data_pointer->led_mute);
657 data_pointer->led_micmute.name = name_micmute;
658 data_pointer->led_micmute.brightness_get =
659 lenovo_led_brightness_get_tpkbd;
660 data_pointer->led_micmute.brightness_set =
661 lenovo_led_brightness_set_tpkbd;
662 data_pointer->led_micmute.dev = dev;
663 led_classdev_register(dev, &data_pointer->led_micmute);
665 lenovo_features_set_tpkbd(hdev);
669 sysfs_remove_group(&hdev->dev.kobj, &lenovo_attr_group_tpkbd);
673 static int lenovo_probe_cptkbd(struct hid_device *hdev)
676 struct lenovo_drvdata_cptkbd *cptkbd_data;
678 /* All the custom action happens on the USBMOUSE device for USB */
679 if (hdev->product == USB_DEVICE_ID_LENOVO_CUSBKBD
680 && hdev->type != HID_TYPE_USBMOUSE) {
681 hid_dbg(hdev, "Ignoring keyboard half of device\n");
685 cptkbd_data = devm_kzalloc(&hdev->dev,
686 sizeof(*cptkbd_data),
688 if (cptkbd_data == NULL) {
689 hid_err(hdev, "can't alloc keyboard descriptor\n");
692 hid_set_drvdata(hdev, cptkbd_data);
695 * Tell the keyboard a driver understands it, and turn F7, F9, F11 into
698 ret = lenovo_send_cmd_cptkbd(hdev, 0x01, 0x03);
700 hid_warn(hdev, "Failed to switch F7/9/11 mode: %d\n", ret);
702 /* Switch middle button to native mode */
703 ret = lenovo_send_cmd_cptkbd(hdev, 0x09, 0x01);
705 hid_warn(hdev, "Failed to switch middle button: %d\n", ret);
707 /* Set keyboard settings to known state */
708 cptkbd_data->fn_lock = true;
709 cptkbd_data->sensitivity = 0x05;
710 lenovo_features_set_cptkbd(hdev);
712 ret = sysfs_create_group(&hdev->dev.kobj, &lenovo_attr_group_cptkbd);
714 hid_warn(hdev, "Could not create sysfs group: %d\n", ret);
719 static int lenovo_probe(struct hid_device *hdev,
720 const struct hid_device_id *id)
724 ret = hid_parse(hdev);
726 hid_err(hdev, "hid_parse failed\n");
730 ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
732 hid_err(hdev, "hid_hw_start failed\n");
736 switch (hdev->product) {
737 case USB_DEVICE_ID_LENOVO_TPKBD:
738 ret = lenovo_probe_tpkbd(hdev);
740 case USB_DEVICE_ID_LENOVO_CUSBKBD:
741 case USB_DEVICE_ID_LENOVO_CBTKBD:
742 ret = lenovo_probe_cptkbd(hdev);
758 static void lenovo_remove_tpkbd(struct hid_device *hdev)
760 struct lenovo_drvdata_tpkbd *data_pointer = hid_get_drvdata(hdev);
763 * Only the trackpoint half of the keyboard has drvdata and stuff that
764 * needs unregistering.
766 if (data_pointer == NULL)
769 sysfs_remove_group(&hdev->dev.kobj,
770 &lenovo_attr_group_tpkbd);
772 led_classdev_unregister(&data_pointer->led_micmute);
773 led_classdev_unregister(&data_pointer->led_mute);
775 hid_set_drvdata(hdev, NULL);
778 static void lenovo_remove_cptkbd(struct hid_device *hdev)
780 sysfs_remove_group(&hdev->dev.kobj,
781 &lenovo_attr_group_cptkbd);
784 static void lenovo_remove(struct hid_device *hdev)
786 switch (hdev->product) {
787 case USB_DEVICE_ID_LENOVO_TPKBD:
788 lenovo_remove_tpkbd(hdev);
790 case USB_DEVICE_ID_LENOVO_CUSBKBD:
791 case USB_DEVICE_ID_LENOVO_CBTKBD:
792 lenovo_remove_cptkbd(hdev);
799 static void lenovo_input_configured(struct hid_device *hdev,
800 struct hid_input *hi)
802 switch (hdev->product) {
803 case USB_DEVICE_ID_LENOVO_TPKBD:
804 case USB_DEVICE_ID_LENOVO_CUSBKBD:
805 case USB_DEVICE_ID_LENOVO_CBTKBD:
806 if (test_bit(EV_REL, hi->input->evbit)) {
807 /* set only for trackpoint device */
808 __set_bit(INPUT_PROP_POINTER, hi->input->propbit);
809 __set_bit(INPUT_PROP_POINTING_STICK,
817 static const struct hid_device_id lenovo_devices[] = {
818 { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPKBD) },
819 { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_CUSBKBD) },
820 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_CBTKBD) },
821 { HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPPRODOCK) },
825 MODULE_DEVICE_TABLE(hid, lenovo_devices);
827 static struct hid_driver lenovo_driver = {
829 .id_table = lenovo_devices,
830 .input_configured = lenovo_input_configured,
831 .input_mapping = lenovo_input_mapping,
832 .probe = lenovo_probe,
833 .remove = lenovo_remove,
834 .raw_event = lenovo_raw_event,
835 .report_fixup = lenovo_report_fixup,
837 module_hid_driver(lenovo_driver);
839 MODULE_LICENSE("GPL");