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_output_raw_report(hdev, rep_data, 2, HID_FEATURE_REPORT);
135 rep_data[0] = WAC_CMD_ICON_TRANSFER;
136 rep_data[1] = icon_no & 0x07;
140 for (i = 0; i < 4; i++) {
141 for (j = 0; j < 64; j++)
142 rep_data[j + 3] = p[(i << 6) + j];
145 ret = hid_output_raw_report(hdev, rep_data, 67,
149 rep_data[0] = WAC_CMD_ICON_START_STOP;
152 ret = hid_output_raw_report(hdev, rep_data, 2, HID_FEATURE_REPORT);
158 static void wacom_leds_set_brightness(struct led_classdev *led_dev,
159 enum led_brightness value)
161 struct device *dev = led_dev->dev->parent;
162 struct hid_device *hdev;
163 struct wacom_data *wdata;
168 hdev = container_of(dev, struct hid_device, dev);
169 wdata = hid_get_drvdata(hdev);
170 for (i = 0; i < 4; ++i) {
171 if (wdata->leds[i] == led_dev)
172 wdata->led_selector = i;
175 led = wdata->led_selector | 0x04;
176 buf = kzalloc(9, GFP_KERNEL);
178 buf[0] = WAC_CMD_LED_CONTROL;
182 /* use fixed brightness for OLEDs */
184 hid_output_raw_report(hdev, buf, 9, HID_FEATURE_REPORT);
191 static enum led_brightness wacom_leds_get_brightness(struct led_classdev *led_dev)
193 struct wacom_data *wdata;
194 struct device *dev = led_dev->dev->parent;
198 wdata = hid_get_drvdata(container_of(dev, struct hid_device, dev));
200 for (i = 0; i < 4; ++i) {
201 if (wdata->leds[i] == led_dev) {
202 value = wdata->leds[i]->brightness;
211 static int wacom_initialize_leds(struct hid_device *hdev)
213 struct wacom_data *wdata = hid_get_drvdata(hdev);
214 struct led_classdev *led;
215 struct device *dev = &hdev->dev;
216 size_t namesz = strlen(dev_name(dev)) + 12;
220 wdata->led_selector = 0;
222 for (i = 0; i < 4; i++) {
223 led = kzalloc(sizeof(struct led_classdev) + namesz, GFP_KERNEL);
226 "can't allocate memory for LED selector\n");
231 name = (void *)&led[1];
232 snprintf(name, namesz, "%s:selector:%d", dev_name(dev), i);
235 led->max_brightness = 127;
236 led->brightness_get = wacom_leds_get_brightness;
237 led->brightness_set = wacom_leds_set_brightness;
239 wdata->leds[i] = led;
241 ret = led_classdev_register(dev, wdata->leds[i]);
244 wdata->leds[i] = NULL;
246 hid_warn(hdev, "can't register LED\n");
255 static void wacom_destroy_leds(struct hid_device *hdev)
257 struct wacom_data *wdata = hid_get_drvdata(hdev);
258 struct led_classdev *led;
261 for (i = 0; i < 4; ++i) {
262 if (wdata->leds[i]) {
263 led = wdata->leds[i];
264 wdata->leds[i] = NULL;
265 led_classdev_unregister(led);
272 static int wacom_battery_get_property(struct power_supply *psy,
273 enum power_supply_property psp,
274 union power_supply_propval *val)
276 struct wacom_data *wdata = container_of(psy,
277 struct wacom_data, battery);
281 case POWER_SUPPLY_PROP_PRESENT:
284 case POWER_SUPPLY_PROP_SCOPE:
285 val->intval = POWER_SUPPLY_SCOPE_DEVICE;
287 case POWER_SUPPLY_PROP_CAPACITY:
288 val->intval = wdata->battery_capacity;
290 case POWER_SUPPLY_PROP_STATUS:
291 if (wdata->bat_charging)
292 val->intval = POWER_SUPPLY_STATUS_CHARGING;
294 if (wdata->battery_capacity == 100 && wdata->ps_connected)
295 val->intval = POWER_SUPPLY_STATUS_FULL;
297 val->intval = POWER_SUPPLY_STATUS_DISCHARGING;
306 static int wacom_ac_get_property(struct power_supply *psy,
307 enum power_supply_property psp,
308 union power_supply_propval *val)
310 struct wacom_data *wdata = container_of(psy, struct wacom_data, ac);
314 case POWER_SUPPLY_PROP_PRESENT:
316 case POWER_SUPPLY_PROP_ONLINE:
317 val->intval = wdata->ps_connected;
319 case POWER_SUPPLY_PROP_SCOPE:
320 val->intval = POWER_SUPPLY_SCOPE_DEVICE;
329 static void wacom_set_features(struct hid_device *hdev, u8 speed)
331 struct wacom_data *wdata = hid_get_drvdata(hdev);
335 switch (hdev->product) {
336 case USB_DEVICE_ID_WACOM_GRAPHIRE_BLUETOOTH:
337 rep_data[0] = 0x03 ; rep_data[1] = 0x00;
340 ret = hid_output_raw_report(hdev, rep_data, 2,
342 } while (ret < 0 && limit-- > 0);
353 ret = hid_output_raw_report(hdev,
354 rep_data, 2, HID_FEATURE_REPORT);
355 } while (ret < 0 && limit-- > 0);
358 wdata->high_speed = speed;
364 * Note that if the raw queries fail, it's not a hard failure
365 * and it is safe to continue
367 hid_warn(hdev, "failed to poke device, command %d, err %d\n",
370 case USB_DEVICE_ID_WACOM_INTUOS4_BLUETOOTH:
372 wdata->features &= ~0x20;
374 wdata->features |= 0x20;
377 rep_data[1] = wdata->features;
379 ret = hid_output_raw_report(hdev, rep_data, 2,
382 wdata->high_speed = speed;
389 static ssize_t wacom_show_speed(struct device *dev,
390 struct device_attribute
393 struct wacom_data *wdata = dev_get_drvdata(dev);
395 return snprintf(buf, PAGE_SIZE, "%i\n", wdata->high_speed);
398 static ssize_t wacom_store_speed(struct device *dev,
399 struct device_attribute *attr,
400 const char *buf, size_t count)
402 struct hid_device *hdev = container_of(dev, struct hid_device, dev);
405 if (sscanf(buf, "%1d", &new_speed ) != 1)
408 if (new_speed == 0 || new_speed == 1) {
409 wacom_set_features(hdev, new_speed);
410 return strnlen(buf, PAGE_SIZE);
415 static DEVICE_ATTR(speed, S_IRUGO | S_IWUSR | S_IWGRP,
416 wacom_show_speed, wacom_store_speed);
418 #define WACOM_STORE(OLED_ID) \
419 static ssize_t wacom_oled##OLED_ID##_store(struct device *dev, \
420 struct device_attribute *attr, \
421 const char *buf, size_t count) \
423 struct hid_device *hdev = container_of(dev, struct hid_device, \
429 wacom_set_image(hdev, buf, OLED_ID); \
434 static DEVICE_ATTR(oled##OLED_ID##_img, S_IWUSR | S_IWGRP, NULL, \
435 wacom_oled##OLED_ID##_store)
446 static int wacom_gr_parse_report(struct hid_device *hdev,
447 struct wacom_data *wdata,
448 struct input_dev *input, unsigned char *data)
453 /* Get X & Y positions */
454 x = le16_to_cpu(*(__le16 *) &data[2]);
455 y = le16_to_cpu(*(__le16 *) &data[4]);
457 /* Get current tool identifier */
458 if (data[1] & 0x90) { /* If pen is in the in/active area */
459 switch ((data[1] >> 5) & 3) {
465 tool = BTN_TOOL_RUBBER;
468 case 2: /* Mouse with wheel */
469 case 3: /* Mouse without wheel */
470 tool = BTN_TOOL_MOUSE;
474 /* Reset tool if out of active tablet area */
475 if (!(data[1] & 0x10))
479 /* If tool changed, notify input subsystem */
480 if (wdata->tool != tool) {
482 /* Completely reset old tool state */
483 if (wdata->tool == BTN_TOOL_MOUSE) {
484 input_report_key(input, BTN_LEFT, 0);
485 input_report_key(input, BTN_RIGHT, 0);
486 input_report_key(input, BTN_MIDDLE, 0);
487 input_report_abs(input, ABS_DISTANCE,
488 input_abs_get_max(input, ABS_DISTANCE));
490 input_report_key(input, BTN_TOUCH, 0);
491 input_report_key(input, BTN_STYLUS, 0);
492 input_report_key(input, BTN_STYLUS2, 0);
493 input_report_abs(input, ABS_PRESSURE, 0);
495 input_report_key(input, wdata->tool, 0);
500 input_report_key(input, tool, 1);
504 input_report_abs(input, ABS_X, x);
505 input_report_abs(input, ABS_Y, y);
507 switch ((data[1] >> 5) & 3) {
508 case 2: /* Mouse with wheel */
509 input_report_key(input, BTN_MIDDLE, data[1] & 0x04);
510 rw = (data[6] & 0x01) ? -1 :
511 (data[6] & 0x02) ? 1 : 0;
512 input_report_rel(input, REL_WHEEL, rw);
515 case 3: /* Mouse without wheel */
516 input_report_key(input, BTN_LEFT, data[1] & 0x01);
517 input_report_key(input, BTN_RIGHT, data[1] & 0x02);
518 /* Compute distance between mouse and tablet */
519 rw = 44 - (data[6] >> 2);
524 input_report_abs(input, ABS_DISTANCE, rw);
528 input_report_abs(input, ABS_PRESSURE,
529 data[6] | (((__u16) (data[1] & 0x08)) << 5));
530 input_report_key(input, BTN_TOUCH, data[1] & 0x01);
531 input_report_key(input, BTN_STYLUS, data[1] & 0x02);
532 input_report_key(input, BTN_STYLUS2, (tool == BTN_TOOL_PEN) && data[1] & 0x04);
539 /* Report the state of the two buttons at the top of the tablet
540 * as two extra fingerpad keys (buttons 4 & 5). */
542 if (rw != wdata->butstate) {
543 wdata->butstate = rw;
544 input_report_key(input, BTN_0, rw & 0x02);
545 input_report_key(input, BTN_1, rw & 0x01);
546 input_report_key(input, BTN_TOOL_FINGER, 0xf0);
547 input_event(input, EV_MSC, MSC_SERIAL, 0xf0);
551 /* Store current battery capacity and power supply state*/
552 rw = (data[7] >> 2 & 0x07);
553 if (rw != wdata->power_raw) {
554 wdata->power_raw = rw;
555 wdata->battery_capacity = batcap_gr[rw];
557 wdata->ps_connected = 1;
559 wdata->ps_connected = 0;
564 static void wacom_i4_parse_button_report(struct wacom_data *wdata,
565 struct input_dev *input, unsigned char *data)
571 new_whlstate = data[1];
572 if (new_whlstate != wdata->whlstate) {
573 wdata->whlstate = new_whlstate;
574 if (new_whlstate & 0x80) {
575 input_report_key(input, BTN_TOUCH, 1);
576 input_report_abs(input, ABS_WHEEL, (new_whlstate & 0x7f));
577 input_report_key(input, BTN_TOOL_FINGER, 1);
579 input_report_key(input, BTN_TOUCH, 0);
580 input_report_abs(input, ABS_WHEEL, 0);
581 input_report_key(input, BTN_TOOL_FINGER, 0);
586 new_butstate = (data[3] << 1) | (data[2] & 0x01);
587 if (new_butstate != wdata->butstate) {
588 wdata->butstate = new_butstate;
589 input_report_key(input, BTN_0, new_butstate & 0x001);
590 input_report_key(input, BTN_1, new_butstate & 0x002);
591 input_report_key(input, BTN_2, new_butstate & 0x004);
592 input_report_key(input, BTN_3, new_butstate & 0x008);
593 input_report_key(input, BTN_4, new_butstate & 0x010);
594 input_report_key(input, BTN_5, new_butstate & 0x020);
595 input_report_key(input, BTN_6, new_butstate & 0x040);
596 input_report_key(input, BTN_7, new_butstate & 0x080);
597 input_report_key(input, BTN_8, new_butstate & 0x100);
598 input_report_key(input, BTN_TOOL_FINGER, 1);
603 input_report_abs(input, ABS_MISC, PAD_DEVICE_ID);
604 input_event(input, EV_MSC, MSC_SERIAL, 0xffffffff);
609 static void wacom_i4_parse_pen_report(struct wacom_data *wdata,
610 struct input_dev *input, unsigned char *data)
612 __u16 x, y, pressure;
617 case 0x80: /* Out of proximity report */
618 input_report_key(input, BTN_TOUCH, 0);
619 input_report_abs(input, ABS_PRESSURE, 0);
620 input_report_key(input, BTN_STYLUS, 0);
621 input_report_key(input, BTN_STYLUS2, 0);
622 input_report_key(input, wdata->tool, 0);
623 input_report_abs(input, ABS_MISC, 0);
624 input_event(input, EV_MSC, MSC_SERIAL, wdata->serial);
628 case 0xC2: /* Tool report */
629 wdata->id = ((data[2] << 4) | (data[3] >> 4) |
630 ((data[7] & 0x0f) << 20) |
631 ((data[8] & 0xf0) << 12));
632 wdata->serial = ((data[3] & 0x0f) << 28) +
633 (data[4] << 20) + (data[5] << 12) +
634 (data[6] << 4) + (data[7] >> 4);
638 wdata->tool = BTN_TOOL_PEN;
641 wdata->tool = BTN_TOOL_RUBBER;
645 default: /* Position/pressure report */
646 x = data[2] << 9 | data[3] << 1 | ((data[9] & 0x02) >> 1);
647 y = data[4] << 9 | data[5] << 1 | (data[9] & 0x01);
648 pressure = (data[6] << 3) | ((data[7] & 0xC0) >> 5)
650 distance = (data[9] >> 2) & 0x3f;
651 tilt_x = ((data[7] << 1) & 0x7e) | (data[8] >> 7);
652 tilt_y = data[8] & 0x7f;
654 input_report_key(input, BTN_TOUCH, pressure > 1);
656 input_report_key(input, BTN_STYLUS, data[1] & 0x02);
657 input_report_key(input, BTN_STYLUS2, data[1] & 0x04);
658 input_report_key(input, wdata->tool, 1);
659 input_report_abs(input, ABS_X, x);
660 input_report_abs(input, ABS_Y, y);
661 input_report_abs(input, ABS_PRESSURE, pressure);
662 input_report_abs(input, ABS_DISTANCE, distance);
663 input_report_abs(input, ABS_TILT_X, tilt_x);
664 input_report_abs(input, ABS_TILT_Y, tilt_y);
665 input_report_abs(input, ABS_MISC, wdata->id);
666 input_event(input, EV_MSC, MSC_SERIAL, wdata->serial);
667 input_report_key(input, wdata->tool, 1);
675 static void wacom_i4_parse_report(struct hid_device *hdev,
676 struct wacom_data *wdata,
677 struct input_dev *input, unsigned char *data)
680 case 0x00: /* Empty report */
682 case 0x02: /* Pen report */
683 wacom_i4_parse_pen_report(wdata, input, data);
685 case 0x03: /* Features Report */
686 wdata->features = data[2];
688 case 0x0C: /* Button report */
689 wacom_i4_parse_button_report(wdata, input, data);
692 hid_err(hdev, "Unknown report: %d,%d\n", data[0], data[1]);
697 static int wacom_raw_event(struct hid_device *hdev, struct hid_report *report,
698 u8 *raw_data, int size)
700 struct wacom_data *wdata = hid_get_drvdata(hdev);
701 struct hid_input *hidinput;
702 struct input_dev *input;
703 unsigned char *data = (unsigned char *) raw_data;
707 if (!(hdev->claimed & HID_CLAIMED_INPUT))
710 hidinput = list_entry(hdev->inputs.next, struct hid_input, list);
711 input = hidinput->input;
713 switch (hdev->product) {
714 case USB_DEVICE_ID_WACOM_GRAPHIRE_BLUETOOTH:
715 if (data[0] == 0x03) {
716 return wacom_gr_parse_report(hdev, wdata, input, data);
718 hid_err(hdev, "Unknown report: %d,%d size:%d\n",
719 data[0], data[1], size);
723 case USB_DEVICE_ID_WACOM_INTUOS4_BLUETOOTH:
728 wacom_i4_parse_report(hdev, wdata, input, data + i);
732 wacom_i4_parse_report(hdev, wdata, input, data + i);
734 wacom_i4_parse_report(hdev, wdata, input, data + i);
735 power_raw = data[i+10];
736 if (power_raw != wdata->power_raw) {
737 wdata->power_raw = power_raw;
738 wdata->battery_capacity = batcap_i4[power_raw & 0x07];
739 wdata->bat_charging = (power_raw & 0x08) ? 1 : 0;
740 wdata->ps_connected = (power_raw & 0x10) ? 1 : 0;
745 hid_err(hdev, "Unknown report: %d,%d size:%d\n",
746 data[0], data[1], size);
753 static int wacom_input_mapped(struct hid_device *hdev, struct hid_input *hi,
754 struct hid_field *field, struct hid_usage *usage, unsigned long **bit,
757 struct input_dev *input = hi->input;
759 __set_bit(INPUT_PROP_POINTER, input->propbit);
762 input->evbit[0] |= BIT(EV_KEY) | BIT(EV_ABS) | BIT(EV_REL);
764 __set_bit(REL_WHEEL, input->relbit);
766 __set_bit(BTN_TOOL_PEN, input->keybit);
767 __set_bit(BTN_TOUCH, input->keybit);
768 __set_bit(BTN_STYLUS, input->keybit);
769 __set_bit(BTN_STYLUS2, input->keybit);
770 __set_bit(BTN_LEFT, input->keybit);
771 __set_bit(BTN_RIGHT, input->keybit);
772 __set_bit(BTN_MIDDLE, input->keybit);
775 input_set_capability(input, EV_MSC, MSC_SERIAL);
777 __set_bit(BTN_0, input->keybit);
778 __set_bit(BTN_1, input->keybit);
779 __set_bit(BTN_TOOL_FINGER, input->keybit);
781 /* Distance, rubber and mouse */
782 __set_bit(BTN_TOOL_RUBBER, input->keybit);
783 __set_bit(BTN_TOOL_MOUSE, input->keybit);
785 switch (hdev->product) {
786 case USB_DEVICE_ID_WACOM_GRAPHIRE_BLUETOOTH:
787 input_set_abs_params(input, ABS_X, 0, 16704, 4, 0);
788 input_set_abs_params(input, ABS_Y, 0, 12064, 4, 0);
789 input_set_abs_params(input, ABS_PRESSURE, 0, 511, 0, 0);
790 input_set_abs_params(input, ABS_DISTANCE, 0, 32, 0, 0);
792 case USB_DEVICE_ID_WACOM_INTUOS4_BLUETOOTH:
793 __set_bit(ABS_WHEEL, input->absbit);
794 __set_bit(ABS_MISC, input->absbit);
795 __set_bit(BTN_2, input->keybit);
796 __set_bit(BTN_3, input->keybit);
797 __set_bit(BTN_4, input->keybit);
798 __set_bit(BTN_5, input->keybit);
799 __set_bit(BTN_6, input->keybit);
800 __set_bit(BTN_7, input->keybit);
801 __set_bit(BTN_8, input->keybit);
802 input_set_abs_params(input, ABS_WHEEL, 0, 71, 0, 0);
803 input_set_abs_params(input, ABS_X, 0, 40640, 4, 0);
804 input_set_abs_params(input, ABS_Y, 0, 25400, 4, 0);
805 input_set_abs_params(input, ABS_PRESSURE, 0, 2047, 0, 0);
806 input_set_abs_params(input, ABS_DISTANCE, 0, 63, 0, 0);
807 input_set_abs_params(input, ABS_TILT_X, 0, 127, 0, 0);
808 input_set_abs_params(input, ABS_TILT_Y, 0, 127, 0, 0);
815 static int wacom_probe(struct hid_device *hdev,
816 const struct hid_device_id *id)
818 struct wacom_data *wdata;
821 wdata = kzalloc(sizeof(*wdata), GFP_KERNEL);
823 hid_err(hdev, "can't alloc wacom descriptor\n");
827 hid_set_drvdata(hdev, wdata);
829 /* Parse the HID report now */
830 ret = hid_parse(hdev);
832 hid_err(hdev, "parse failed\n");
836 ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
838 hid_err(hdev, "hw start failed\n");
842 ret = device_create_file(&hdev->dev, &dev_attr_speed);
845 "can't create sysfs speed attribute err: %d\n", ret);
847 #define OLED_INIT(OLED_ID) \
849 ret = device_create_file(&hdev->dev, \
850 &dev_attr_oled##OLED_ID##_img); \
853 "can't create sysfs oled attribute, err: %d\n", ret);\
866 wacom_set_features(hdev, 1);
868 if (hdev->product == USB_DEVICE_ID_WACOM_INTUOS4_BLUETOOTH) {
869 sprintf(hdev->name, "%s", "Wacom Intuos4 WL");
870 ret = wacom_initialize_leds(hdev);
873 "can't create led attribute, err: %d\n", ret);
876 wdata->battery.properties = wacom_battery_props;
877 wdata->battery.num_properties = ARRAY_SIZE(wacom_battery_props);
878 wdata->battery.get_property = wacom_battery_get_property;
879 wdata->battery.name = "wacom_battery";
880 wdata->battery.type = POWER_SUPPLY_TYPE_BATTERY;
881 wdata->battery.use_for_apm = 0;
884 ret = power_supply_register(&hdev->dev, &wdata->battery);
886 hid_err(hdev, "can't create sysfs battery attribute, err: %d\n",
891 power_supply_powers(&wdata->battery, &hdev->dev);
893 wdata->ac.properties = wacom_ac_props;
894 wdata->ac.num_properties = ARRAY_SIZE(wacom_ac_props);
895 wdata->ac.get_property = wacom_ac_get_property;
896 wdata->ac.name = "wacom_ac";
897 wdata->ac.type = POWER_SUPPLY_TYPE_MAINS;
898 wdata->ac.use_for_apm = 0;
900 ret = power_supply_register(&hdev->dev, &wdata->ac);
903 "can't create ac battery attribute, err: %d\n", ret);
907 power_supply_powers(&wdata->ac, &hdev->dev);
911 power_supply_unregister(&wdata->battery);
913 wacom_destroy_leds(hdev);
914 device_remove_file(&hdev->dev, &dev_attr_oled0_img);
915 device_remove_file(&hdev->dev, &dev_attr_oled1_img);
916 device_remove_file(&hdev->dev, &dev_attr_oled2_img);
917 device_remove_file(&hdev->dev, &dev_attr_oled3_img);
918 device_remove_file(&hdev->dev, &dev_attr_oled4_img);
919 device_remove_file(&hdev->dev, &dev_attr_oled5_img);
920 device_remove_file(&hdev->dev, &dev_attr_oled6_img);
921 device_remove_file(&hdev->dev, &dev_attr_oled7_img);
922 device_remove_file(&hdev->dev, &dev_attr_speed);
929 static void wacom_remove(struct hid_device *hdev)
931 struct wacom_data *wdata = hid_get_drvdata(hdev);
933 wacom_destroy_leds(hdev);
934 device_remove_file(&hdev->dev, &dev_attr_oled0_img);
935 device_remove_file(&hdev->dev, &dev_attr_oled1_img);
936 device_remove_file(&hdev->dev, &dev_attr_oled2_img);
937 device_remove_file(&hdev->dev, &dev_attr_oled3_img);
938 device_remove_file(&hdev->dev, &dev_attr_oled4_img);
939 device_remove_file(&hdev->dev, &dev_attr_oled5_img);
940 device_remove_file(&hdev->dev, &dev_attr_oled6_img);
941 device_remove_file(&hdev->dev, &dev_attr_oled7_img);
942 device_remove_file(&hdev->dev, &dev_attr_speed);
945 power_supply_unregister(&wdata->battery);
946 power_supply_unregister(&wdata->ac);
947 kfree(hid_get_drvdata(hdev));
950 static const struct hid_device_id wacom_devices[] = {
951 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_GRAPHIRE_BLUETOOTH) },
952 { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_WACOM, USB_DEVICE_ID_WACOM_INTUOS4_BLUETOOTH) },
956 MODULE_DEVICE_TABLE(hid, wacom_devices);
958 static struct hid_driver wacom_driver = {
960 .id_table = wacom_devices,
961 .probe = wacom_probe,
962 .remove = wacom_remove,
963 .raw_event = wacom_raw_event,
964 .input_mapped = wacom_input_mapped,
966 module_hid_driver(wacom_driver);
968 MODULE_DESCRIPTION("Driver for Wacom Graphire Bluetooth and Wacom Intuos4 WL");
969 MODULE_LICENSE("GPL");