2 * Bluetooth Wacom Tablet support
4 * Copyright (c) 1999 Andreas Gal
5 * Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz>
6 * Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc
7 * Copyright (c) 2006-2007 Jiri Kosina
8 * Copyright (c) 2008 Jiri Slaby <jirislaby@gmail.com>
9 * Copyright (c) 2006 Andrew Zabolotny <zap@homelink.ru>
10 * Copyright (c) 2009 Bastien Nocera <hadess@hadess.net>
11 * Copyright (c) 2011 Przemysław Firszt <przemo@firszt.eu>
15 * This program is free software; you can redistribute it and/or modify it
16 * under the terms of the GNU General Public License as published by the Free
17 * Software Foundation; either version 2 of the License, or (at your option)
21 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
23 #include <linux/device.h>
24 #include <linux/hid.h>
25 #include <linux/module.h>
26 #include <linux/leds.h>
27 #include <linux/slab.h>
28 #include <linux/power_supply.h>
32 #define PAD_DEVICE_ID 0x0F
34 #define WAC_CMD_LED_CONTROL 0x20
35 #define WAC_CMD_ICON_START_STOP 0x21
36 #define WAC_CMD_ICON_TRANSFER 0x26
45 unsigned char high_speed;
46 __u8 battery_capacity;
50 struct power_supply battery;
51 struct power_supply ac;
53 struct led_classdev *leds[4];
56 /*percent of battery capacity for Graphire
57 8th value means AC online and show 100% capacity */
58 static unsigned short batcap_gr[8] = { 1, 15, 25, 35, 50, 70, 100, 100 };
59 /*percent of battery capacity for Intuos4 WL, AC has a separate bit*/
60 static unsigned short batcap_i4[8] = { 1, 15, 30, 45, 60, 70, 85, 100 };
62 static enum power_supply_property wacom_battery_props[] = {
63 POWER_SUPPLY_PROP_PRESENT,
64 POWER_SUPPLY_PROP_CAPACITY,
65 POWER_SUPPLY_PROP_SCOPE,
66 POWER_SUPPLY_PROP_STATUS,
69 static enum power_supply_property wacom_ac_props[] = {
70 POWER_SUPPLY_PROP_PRESENT,
71 POWER_SUPPLY_PROP_ONLINE,
72 POWER_SUPPLY_PROP_SCOPE,
75 static void wacom_scramble(__u8 *image)
86 for (x = 0; x < 32; x++) {
87 for (y = 0; y < 8; y++)
88 buf[(8 * x) + (7 - y)] = image[(8 * x) + y];
91 /* Change 76543210 into GECA6420 as required by Intuos4 WL
94 for (x = 0; x < 4; x++) {
95 for (y = 0; y < 4; y++) {
96 for (z = 0; z < 8; z++) {
100 i = (x << 6) + (y << 4) + z;
103 for (w = 0; w < 8; w++) {
111 i = (x << 6) + (y << 4) + (z << 1);
113 image[i+1] = (0xFF00 & r) >> 8;
119 static void wacom_set_image(struct hid_device *hdev, const char *image,
126 for (i = 0; i < 256; i++)
129 rep_data[0] = WAC_CMD_ICON_START_STOP;
131 ret = hid_hw_raw_request(hdev, rep_data[0], rep_data, 2,
132 HID_FEATURE_REPORT, HID_REQ_SET_REPORT);
136 rep_data[0] = WAC_CMD_ICON_TRANSFER;
137 rep_data[1] = icon_no & 0x07;
141 for (i = 0; i < 4; i++) {
142 for (j = 0; j < 64; j++)
143 rep_data[j + 3] = p[(i << 6) + j];
146 ret = hid_hw_raw_request(hdev, rep_data[0], rep_data, 67,
147 HID_FEATURE_REPORT, HID_REQ_SET_REPORT);
150 rep_data[0] = WAC_CMD_ICON_START_STOP;
153 ret = hid_hw_raw_request(hdev, rep_data[0], rep_data, 2,
154 HID_FEATURE_REPORT, HID_REQ_SET_REPORT);
160 static void wacom_leds_set_brightness(struct led_classdev *led_dev,
161 enum led_brightness value)
163 struct device *dev = led_dev->dev->parent;
164 struct hid_device *hdev;
165 struct wacom_data *wdata;
170 hdev = container_of(dev, struct hid_device, dev);
171 wdata = hid_get_drvdata(hdev);
172 for (i = 0; i < 4; ++i) {
173 if (wdata->leds[i] == led_dev)
174 wdata->led_selector = i;
177 led = wdata->led_selector | 0x04;
178 buf = kzalloc(9, GFP_KERNEL);
180 buf[0] = WAC_CMD_LED_CONTROL;
184 /* use fixed brightness for OLEDs */
186 hid_hw_raw_request(hdev, buf[0], buf, 9, HID_FEATURE_REPORT,
194 static enum led_brightness wacom_leds_get_brightness(struct led_classdev *led_dev)
196 struct wacom_data *wdata;
197 struct device *dev = led_dev->dev->parent;
201 wdata = hid_get_drvdata(container_of(dev, struct hid_device, dev));
203 for (i = 0; i < 4; ++i) {
204 if (wdata->leds[i] == led_dev) {
205 value = wdata->leds[i]->brightness;
214 static int wacom_initialize_leds(struct hid_device *hdev)
216 struct wacom_data *wdata = hid_get_drvdata(hdev);
217 struct led_classdev *led;
218 struct device *dev = &hdev->dev;
219 size_t namesz = strlen(dev_name(dev)) + 12;
223 wdata->led_selector = 0;
225 for (i = 0; i < 4; i++) {
226 led = kzalloc(sizeof(struct led_classdev) + namesz, GFP_KERNEL);
229 "can't allocate memory for LED selector\n");
234 name = (void *)&led[1];
235 snprintf(name, namesz, "%s:selector:%d", dev_name(dev), i);
238 led->max_brightness = 127;
239 led->brightness_get = wacom_leds_get_brightness;
240 led->brightness_set = wacom_leds_set_brightness;
242 wdata->leds[i] = led;
244 ret = led_classdev_register(dev, wdata->leds[i]);
247 wdata->leds[i] = NULL;
249 hid_warn(hdev, "can't register LED\n");
258 static void wacom_destroy_leds(struct hid_device *hdev)
260 struct wacom_data *wdata = hid_get_drvdata(hdev);
261 struct led_classdev *led;
264 for (i = 0; i < 4; ++i) {
265 if (wdata->leds[i]) {
266 led = wdata->leds[i];
267 wdata->leds[i] = NULL;
268 led_classdev_unregister(led);
275 static int wacom_battery_get_property(struct power_supply *psy,
276 enum power_supply_property psp,
277 union power_supply_propval *val)
279 struct wacom_data *wdata = container_of(psy,
280 struct wacom_data, battery);
284 case POWER_SUPPLY_PROP_PRESENT:
287 case POWER_SUPPLY_PROP_SCOPE:
288 val->intval = POWER_SUPPLY_SCOPE_DEVICE;
290 case POWER_SUPPLY_PROP_CAPACITY:
291 val->intval = wdata->battery_capacity;
293 case POWER_SUPPLY_PROP_STATUS:
294 if (wdata->bat_charging)
295 val->intval = POWER_SUPPLY_STATUS_CHARGING;
297 if (wdata->battery_capacity == 100 && wdata->ps_connected)
298 val->intval = POWER_SUPPLY_STATUS_FULL;
300 val->intval = POWER_SUPPLY_STATUS_DISCHARGING;
309 static int wacom_ac_get_property(struct power_supply *psy,
310 enum power_supply_property psp,
311 union power_supply_propval *val)
313 struct wacom_data *wdata = container_of(psy, struct wacom_data, ac);
317 case POWER_SUPPLY_PROP_PRESENT:
319 case POWER_SUPPLY_PROP_ONLINE:
320 val->intval = wdata->ps_connected;
322 case POWER_SUPPLY_PROP_SCOPE:
323 val->intval = POWER_SUPPLY_SCOPE_DEVICE;
332 static void wacom_set_features(struct hid_device *hdev, u8 speed)
334 struct wacom_data *wdata = hid_get_drvdata(hdev);
338 switch (hdev->product) {
339 case USB_DEVICE_ID_WACOM_GRAPHIRE_BLUETOOTH:
340 rep_data[0] = 0x03 ; rep_data[1] = 0x00;
343 ret = hid_hw_raw_request(hdev, rep_data[0], rep_data, 2,
344 HID_FEATURE_REPORT, HID_REQ_SET_REPORT);
345 } while (ret < 0 && limit-- > 0);
356 ret = hid_hw_raw_request(hdev, rep_data[0],
357 rep_data, 2, HID_FEATURE_REPORT,
359 } while (ret < 0 && limit-- > 0);
362 wdata->high_speed = speed;
368 * Note that if the raw queries fail, it's not a hard failure
369 * and it is safe to continue
371 hid_warn(hdev, "failed to poke device, command %d, err %d\n",
374 case USB_DEVICE_ID_WACOM_INTUOS4_BLUETOOTH:
376 wdata->features &= ~0x20;
378 wdata->features |= 0x20;
381 rep_data[1] = wdata->features;
383 ret = hid_hw_raw_request(hdev, rep_data[0], rep_data, 2,
384 HID_FEATURE_REPORT, HID_REQ_SET_REPORT);
386 wdata->high_speed = speed;
393 static ssize_t wacom_show_speed(struct device *dev,
394 struct device_attribute
397 struct wacom_data *wdata = dev_get_drvdata(dev);
399 return snprintf(buf, PAGE_SIZE, "%i\n", wdata->high_speed);
402 static ssize_t wacom_store_speed(struct device *dev,
403 struct device_attribute *attr,
404 const char *buf, size_t count)
406 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
409 if (sscanf(buf, "%1d", &new_speed ) != 1)
412 if (new_speed == 0 || new_speed == 1) {
413 wacom_set_features(hdev, new_speed);
414 return strnlen(buf, PAGE_SIZE);
419 static DEVICE_ATTR(speed, S_IRUGO | S_IWUSR | S_IWGRP,
420 wacom_show_speed, wacom_store_speed);
422 #define WACOM_STORE(OLED_ID) \
423 static ssize_t wacom_oled##OLED_ID##_store(struct device *dev, \
424 struct device_attribute *attr, \
425 const char *buf, size_t count) \
427 struct hid_device *hdev = container_of(dev, struct hid_device, \
433 wacom_set_image(hdev, buf, OLED_ID); \
438 static DEVICE_ATTR(oled##OLED_ID##_img, S_IWUSR | S_IWGRP, NULL, \
439 wacom_oled##OLED_ID##_store)
450 static int wacom_gr_parse_report(struct hid_device *hdev,
451 struct wacom_data *wdata,
452 struct input_dev *input, unsigned char *data)
457 /* Get X & Y positions */
458 x = le16_to_cpu(*(__le16 *) &data[2]);
459 y = le16_to_cpu(*(__le16 *) &data[4]);
461 /* Get current tool identifier */
462 if (data[1] & 0x90) { /* If pen is in the in/active area */
463 switch ((data[1] >> 5) & 3) {
469 tool = BTN_TOOL_RUBBER;
472 case 2: /* Mouse with wheel */
473 case 3: /* Mouse without wheel */
474 tool = BTN_TOOL_MOUSE;
478 /* Reset tool if out of active tablet area */
479 if (!(data[1] & 0x10))
483 /* If tool changed, notify input subsystem */
484 if (wdata->tool != tool) {
486 /* Completely reset old tool state */
487 if (wdata->tool == BTN_TOOL_MOUSE) {
488 input_report_key(input, BTN_LEFT, 0);
489 input_report_key(input, BTN_RIGHT, 0);
490 input_report_key(input, BTN_MIDDLE, 0);
491 input_report_abs(input, ABS_DISTANCE,
492 input_abs_get_max(input, ABS_DISTANCE));
494 input_report_key(input, BTN_TOUCH, 0);
495 input_report_key(input, BTN_STYLUS, 0);
496 input_report_key(input, BTN_STYLUS2, 0);
497 input_report_abs(input, ABS_PRESSURE, 0);
499 input_report_key(input, wdata->tool, 0);
504 input_report_key(input, tool, 1);
508 input_report_abs(input, ABS_X, x);
509 input_report_abs(input, ABS_Y, y);
511 switch ((data[1] >> 5) & 3) {
512 case 2: /* Mouse with wheel */
513 input_report_key(input, BTN_MIDDLE, data[1] & 0x04);
514 rw = (data[6] & 0x01) ? -1 :
515 (data[6] & 0x02) ? 1 : 0;
516 input_report_rel(input, REL_WHEEL, rw);
519 case 3: /* Mouse without wheel */
520 input_report_key(input, BTN_LEFT, data[1] & 0x01);
521 input_report_key(input, BTN_RIGHT, data[1] & 0x02);
522 /* Compute distance between mouse and tablet */
523 rw = 44 - (data[6] >> 2);
528 input_report_abs(input, ABS_DISTANCE, rw);
532 input_report_abs(input, ABS_PRESSURE,
533 data[6] | (((__u16) (data[1] & 0x08)) << 5));
534 input_report_key(input, BTN_TOUCH, data[1] & 0x01);
535 input_report_key(input, BTN_STYLUS, data[1] & 0x02);
536 input_report_key(input, BTN_STYLUS2, (tool == BTN_TOOL_PEN) && data[1] & 0x04);
543 /* Report the state of the two buttons at the top of the tablet
544 * as two extra fingerpad keys (buttons 4 & 5). */
546 if (rw != wdata->butstate) {
547 wdata->butstate = rw;
548 input_report_key(input, BTN_0, rw & 0x02);
549 input_report_key(input, BTN_1, rw & 0x01);
550 input_report_key(input, BTN_TOOL_FINGER, 0xf0);
551 input_event(input, EV_MSC, MSC_SERIAL, 0xf0);
555 /* Store current battery capacity and power supply state*/
556 rw = (data[7] >> 2 & 0x07);
557 if (rw != wdata->power_raw) {
558 wdata->power_raw = rw;
559 wdata->battery_capacity = batcap_gr[rw];
561 wdata->ps_connected = 1;
563 wdata->ps_connected = 0;
568 static void wacom_i4_parse_button_report(struct wacom_data *wdata,
569 struct input_dev *input, unsigned char *data)
575 new_whlstate = data[1];
576 if (new_whlstate != wdata->whlstate) {
577 wdata->whlstate = new_whlstate;
578 if (new_whlstate & 0x80) {
579 input_report_key(input, BTN_TOUCH, 1);
580 input_report_abs(input, ABS_WHEEL, (new_whlstate & 0x7f));
581 input_report_key(input, BTN_TOOL_FINGER, 1);
583 input_report_key(input, BTN_TOUCH, 0);
584 input_report_abs(input, ABS_WHEEL, 0);
585 input_report_key(input, BTN_TOOL_FINGER, 0);
590 new_butstate = (data[3] << 1) | (data[2] & 0x01);
591 if (new_butstate != wdata->butstate) {
592 wdata->butstate = new_butstate;
593 input_report_key(input, BTN_0, new_butstate & 0x001);
594 input_report_key(input, BTN_1, new_butstate & 0x002);
595 input_report_key(input, BTN_2, new_butstate & 0x004);
596 input_report_key(input, BTN_3, new_butstate & 0x008);
597 input_report_key(input, BTN_4, new_butstate & 0x010);
598 input_report_key(input, BTN_5, new_butstate & 0x020);
599 input_report_key(input, BTN_6, new_butstate & 0x040);
600 input_report_key(input, BTN_7, new_butstate & 0x080);
601 input_report_key(input, BTN_8, new_butstate & 0x100);
602 input_report_key(input, BTN_TOOL_FINGER, 1);
607 input_report_abs(input, ABS_MISC, PAD_DEVICE_ID);
608 input_event(input, EV_MSC, MSC_SERIAL, 0xffffffff);
613 static void wacom_i4_parse_pen_report(struct wacom_data *wdata,
614 struct input_dev *input, unsigned char *data)
616 __u16 x, y, pressure;
621 case 0x80: /* Out of proximity report */
622 input_report_key(input, BTN_TOUCH, 0);
623 input_report_abs(input, ABS_PRESSURE, 0);
624 input_report_key(input, BTN_STYLUS, 0);
625 input_report_key(input, BTN_STYLUS2, 0);
626 input_report_key(input, wdata->tool, 0);
627 input_report_abs(input, ABS_MISC, 0);
628 input_event(input, EV_MSC, MSC_SERIAL, wdata->serial);
632 case 0xC2: /* Tool report */
633 wdata->id = ((data[2] << 4) | (data[3] >> 4) |
634 ((data[7] & 0x0f) << 20) |
635 ((data[8] & 0xf0) << 12));
636 wdata->serial = ((data[3] & 0x0f) << 28) +
637 (data[4] << 20) + (data[5] << 12) +
638 (data[6] << 4) + (data[7] >> 4);
642 wdata->tool = BTN_TOOL_PEN;
645 wdata->tool = BTN_TOOL_RUBBER;
649 default: /* Position/pressure report */
650 x = data[2] << 9 | data[3] << 1 | ((data[9] & 0x02) >> 1);
651 y = data[4] << 9 | data[5] << 1 | (data[9] & 0x01);
652 pressure = (data[6] << 3) | ((data[7] & 0xC0) >> 5)
654 distance = (data[9] >> 2) & 0x3f;
655 tilt_x = ((data[7] << 1) & 0x7e) | (data[8] >> 7);
656 tilt_y = data[8] & 0x7f;
658 input_report_key(input, BTN_TOUCH, pressure > 1);
660 input_report_key(input, BTN_STYLUS, data[1] & 0x02);
661 input_report_key(input, BTN_STYLUS2, data[1] & 0x04);
662 input_report_key(input, wdata->tool, 1);
663 input_report_abs(input, ABS_X, x);
664 input_report_abs(input, ABS_Y, y);
665 input_report_abs(input, ABS_PRESSURE, pressure);
666 input_report_abs(input, ABS_DISTANCE, distance);
667 input_report_abs(input, ABS_TILT_X, tilt_x);
668 input_report_abs(input, ABS_TILT_Y, tilt_y);
669 input_report_abs(input, ABS_MISC, wdata->id);
670 input_event(input, EV_MSC, MSC_SERIAL, wdata->serial);
671 input_report_key(input, wdata->tool, 1);
679 static void wacom_i4_parse_report(struct hid_device *hdev,
680 struct wacom_data *wdata,
681 struct input_dev *input, unsigned char *data)
684 case 0x00: /* Empty report */
686 case 0x02: /* Pen report */
687 wacom_i4_parse_pen_report(wdata, input, data);
689 case 0x03: /* Features Report */
690 wdata->features = data[2];
692 case 0x0C: /* Button report */
693 wacom_i4_parse_button_report(wdata, input, data);
696 hid_err(hdev, "Unknown report: %d,%d\n", data[0], data[1]);
701 static int wacom_raw_event(struct hid_device *hdev, struct hid_report *report,
702 u8 *raw_data, int size)
704 struct wacom_data *wdata = hid_get_drvdata(hdev);
705 struct hid_input *hidinput;
706 struct input_dev *input;
707 unsigned char *data = (unsigned char *) raw_data;
711 if (!(hdev->claimed & HID_CLAIMED_INPUT))
714 hidinput = list_entry(hdev->inputs.next, struct hid_input, list);
715 input = hidinput->input;
717 switch (hdev->product) {
718 case USB_DEVICE_ID_WACOM_GRAPHIRE_BLUETOOTH:
719 if (data[0] == 0x03) {
720 return wacom_gr_parse_report(hdev, wdata, input, data);
722 hid_err(hdev, "Unknown report: %d,%d size:%d\n",
723 data[0], data[1], size);
727 case USB_DEVICE_ID_WACOM_INTUOS4_BLUETOOTH:
732 wacom_i4_parse_report(hdev, wdata, input, data + i);
736 wacom_i4_parse_report(hdev, wdata, input, data + i);
738 wacom_i4_parse_report(hdev, wdata, input, data + i);
739 power_raw = data[i+10];
740 if (power_raw != wdata->power_raw) {
741 wdata->power_raw = power_raw;
742 wdata->battery_capacity = batcap_i4[power_raw & 0x07];
743 wdata->bat_charging = (power_raw & 0x08) ? 1 : 0;
744 wdata->ps_connected = (power_raw & 0x10) ? 1 : 0;
749 hid_err(hdev, "Unknown report: %d,%d size:%d\n",
750 data[0], data[1], size);
757 static int wacom_input_mapped(struct hid_device *hdev, struct hid_input *hi,
758 struct hid_field *field, struct hid_usage *usage, unsigned long **bit,
761 struct input_dev *input = hi->input;
763 __set_bit(INPUT_PROP_POINTER, input->propbit);
766 input->evbit[0] |= BIT(EV_KEY) | BIT(EV_ABS) | BIT(EV_REL);
768 __set_bit(REL_WHEEL, input->relbit);
770 __set_bit(BTN_TOOL_PEN, input->keybit);
771 __set_bit(BTN_TOUCH, input->keybit);
772 __set_bit(BTN_STYLUS, input->keybit);
773 __set_bit(BTN_STYLUS2, input->keybit);
774 __set_bit(BTN_LEFT, input->keybit);
775 __set_bit(BTN_RIGHT, input->keybit);
776 __set_bit(BTN_MIDDLE, input->keybit);
779 input_set_capability(input, EV_MSC, MSC_SERIAL);
781 __set_bit(BTN_0, input->keybit);
782 __set_bit(BTN_1, input->keybit);
783 __set_bit(BTN_TOOL_FINGER, input->keybit);
785 /* Distance, rubber and mouse */
786 __set_bit(BTN_TOOL_RUBBER, input->keybit);
787 __set_bit(BTN_TOOL_MOUSE, input->keybit);
789 switch (hdev->product) {
790 case USB_DEVICE_ID_WACOM_GRAPHIRE_BLUETOOTH:
791 input_set_abs_params(input, ABS_X, 0, 16704, 4, 0);
792 input_set_abs_params(input, ABS_Y, 0, 12064, 4, 0);
793 input_set_abs_params(input, ABS_PRESSURE, 0, 511, 0, 0);
794 input_set_abs_params(input, ABS_DISTANCE, 0, 32, 0, 0);
796 case USB_DEVICE_ID_WACOM_INTUOS4_BLUETOOTH:
797 __set_bit(ABS_WHEEL, input->absbit);
798 __set_bit(ABS_MISC, input->absbit);
799 __set_bit(BTN_2, input->keybit);
800 __set_bit(BTN_3, input->keybit);
801 __set_bit(BTN_4, input->keybit);
802 __set_bit(BTN_5, input->keybit);
803 __set_bit(BTN_6, input->keybit);
804 __set_bit(BTN_7, input->keybit);
805 __set_bit(BTN_8, input->keybit);
806 input_set_abs_params(input, ABS_WHEEL, 0, 71, 0, 0);
807 input_set_abs_params(input, ABS_X, 0, 40640, 4, 0);
808 input_set_abs_params(input, ABS_Y, 0, 25400, 4, 0);
809 input_set_abs_params(input, ABS_PRESSURE, 0, 2047, 0, 0);
810 input_set_abs_params(input, ABS_DISTANCE, 0, 63, 0, 0);
811 input_set_abs_params(input, ABS_TILT_X, 0, 127, 0, 0);
812 input_set_abs_params(input, ABS_TILT_Y, 0, 127, 0, 0);
819 static int wacom_probe(struct hid_device *hdev,
820 const struct hid_device_id *id)
822 struct wacom_data *wdata;
825 wdata = kzalloc(sizeof(*wdata), GFP_KERNEL);
827 hid_err(hdev, "can't alloc wacom descriptor\n");
831 hid_set_drvdata(hdev, wdata);
833 /* Parse the HID report now */
834 ret = hid_parse(hdev);
836 hid_err(hdev, "parse failed\n");
840 ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
842 hid_err(hdev, "hw start failed\n");
846 ret = device_create_file(&hdev->dev, &dev_attr_speed);
849 "can't create sysfs speed attribute err: %d\n", ret);
851 #define OLED_INIT(OLED_ID) \
853 ret = device_create_file(&hdev->dev, \
854 &dev_attr_oled##OLED_ID##_img); \
857 "can't create sysfs oled attribute, err: %d\n", ret);\
870 wacom_set_features(hdev, 1);
872 if (hdev->product == USB_DEVICE_ID_WACOM_INTUOS4_BLUETOOTH) {
873 sprintf(hdev->name, "%s", "Wacom Intuos4 WL");
874 ret = wacom_initialize_leds(hdev);
877 "can't create led attribute, err: %d\n", ret);
880 wdata->battery.properties = wacom_battery_props;
881 wdata->battery.num_properties = ARRAY_SIZE(wacom_battery_props);
882 wdata->battery.get_property = wacom_battery_get_property;
883 wdata->battery.name = "wacom_battery";
884 wdata->battery.type = POWER_SUPPLY_TYPE_BATTERY;
885 wdata->battery.use_for_apm = 0;
888 ret = power_supply_register(&hdev->dev, &wdata->battery);
890 hid_err(hdev, "can't create sysfs battery attribute, err: %d\n",
895 power_supply_powers(&wdata->battery, &hdev->dev);
897 wdata->ac.properties = wacom_ac_props;
898 wdata->ac.num_properties = ARRAY_SIZE(wacom_ac_props);
899 wdata->ac.get_property = wacom_ac_get_property;
900 wdata->ac.name = "wacom_ac";
901 wdata->ac.type = POWER_SUPPLY_TYPE_MAINS;
902 wdata->ac.use_for_apm = 0;
904 ret = power_supply_register(&hdev->dev, &wdata->ac);
907 "can't create ac battery attribute, err: %d\n", ret);
911 power_supply_powers(&wdata->ac, &hdev->dev);
915 power_supply_unregister(&wdata->battery);
917 wacom_destroy_leds(hdev);
918 device_remove_file(&hdev->dev, &dev_attr_oled0_img);
919 device_remove_file(&hdev->dev, &dev_attr_oled1_img);
920 device_remove_file(&hdev->dev, &dev_attr_oled2_img);
921 device_remove_file(&hdev->dev, &dev_attr_oled3_img);
922 device_remove_file(&hdev->dev, &dev_attr_oled4_img);
923 device_remove_file(&hdev->dev, &dev_attr_oled5_img);
924 device_remove_file(&hdev->dev, &dev_attr_oled6_img);
925 device_remove_file(&hdev->dev, &dev_attr_oled7_img);
926 device_remove_file(&hdev->dev, &dev_attr_speed);
933 static void wacom_remove(struct hid_device *hdev)
935 struct wacom_data *wdata = hid_get_drvdata(hdev);
937 wacom_destroy_leds(hdev);
938 device_remove_file(&hdev->dev, &dev_attr_oled0_img);
939 device_remove_file(&hdev->dev, &dev_attr_oled1_img);
940 device_remove_file(&hdev->dev, &dev_attr_oled2_img);
941 device_remove_file(&hdev->dev, &dev_attr_oled3_img);
942 device_remove_file(&hdev->dev, &dev_attr_oled4_img);
943 device_remove_file(&hdev->dev, &dev_attr_oled5_img);
944 device_remove_file(&hdev->dev, &dev_attr_oled6_img);
945 device_remove_file(&hdev->dev, &dev_attr_oled7_img);
946 device_remove_file(&hdev->dev, &dev_attr_speed);
949 power_supply_unregister(&wdata->battery);
950 power_supply_unregister(&wdata->ac);
951 kfree(hid_get_drvdata(hdev));
954 static const struct hid_device_id wacom_devices[] = {
955 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_GRAPHIRE_BLUETOOTH) },
956 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_INTUOS4_BLUETOOTH) },
960 MODULE_DEVICE_TABLE(hid, wacom_devices);
962 static struct hid_driver wacom_driver = {
964 .id_table = wacom_devices,
965 .probe = wacom_probe,
966 .remove = wacom_remove,
967 .raw_event = wacom_raw_event,
968 .input_mapped = wacom_input_mapped,
970 module_hid_driver(wacom_driver);
972 MODULE_DESCRIPTION("Driver for Wacom Graphire Bluetooth and Wacom Intuos4 WL");
973 MODULE_LICENSE("GPL");