[PATCH 5/5] HID: remove hid-wacom Bluetooth driver

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Bluetooth Wacom tablets are now handled by the regular wacom.ko driver.
Remove the now useless hid-wacom driver.

Signed-off-by: Benjamin Tissoires <benjamin.tissoires@xxxxxxxxxx>
---
 drivers/hid/Kconfig     |   8 -
 drivers/hid/Makefile    |   1 -
 drivers/hid/hid-wacom.c | 971 ------------------------------------------------
 3 files changed, 980 deletions(-)
 delete mode 100644 drivers/hid/hid-wacom.c

diff --git a/drivers/hid/Kconfig b/drivers/hid/Kconfig
index 191637c..261e67f 100644
--- a/drivers/hid/Kconfig
+++ b/drivers/hid/Kconfig
@@ -761,14 +761,6 @@ config THRUSTMASTER_FF
 	  a THRUSTMASTER Dual Trigger 3-in-1 or a THRUSTMASTER Ferrari GT
 	  Rumble Force or Force Feedback Wheel.
 
-config HID_WACOM
-	tristate "Wacom Bluetooth devices support"
-	depends on HID
-	depends on LEDS_CLASS
-	select POWER_SUPPLY
-	---help---
-	Support for Wacom Graphire Bluetooth and Intuos4 WL tablets.
-
 config HID_WIIMOTE
 	tristate "Nintendo Wii / Wii U peripherals"
 	depends on HID
diff --git a/drivers/hid/Makefile b/drivers/hid/Makefile
index 058b5f0..4a39680 100644
--- a/drivers/hid/Makefile
+++ b/drivers/hid/Makefile
@@ -116,7 +116,6 @@ obj-$(CONFIG_HID_UCLOGIC)	+= hid-uclogic.o
 obj-$(CONFIG_HID_XINMO)		+= hid-xinmo.o
 obj-$(CONFIG_HID_ZEROPLUS)	+= hid-zpff.o
 obj-$(CONFIG_HID_ZYDACRON)	+= hid-zydacron.o
-obj-$(CONFIG_HID_WACOM)		+= hid-wacom.o
 obj-$(CONFIG_HID_WALTOP)	+= hid-waltop.o
 obj-$(CONFIG_HID_WIIMOTE)	+= hid-wiimote.o
 obj-$(CONFIG_HID_SENSOR_HUB)	+= hid-sensor-hub.o
diff --git a/drivers/hid/hid-wacom.c b/drivers/hid/hid-wacom.c
deleted file mode 100644
index db2d07d..0000000
--- a/drivers/hid/hid-wacom.c
+++ /dev/null
@@ -1,971 +0,0 @@
-/*
- *  Bluetooth Wacom Tablet support
- *
- *  Copyright (c) 1999 Andreas Gal
- *  Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@xxxxxxx>
- *  Copyright (c) 2005 Michael Haboustak <mike-@xxxxxxxxxxxx> for Concept2, Inc
- *  Copyright (c) 2006-2007 Jiri Kosina
- *  Copyright (c) 2008 Jiri Slaby <jirislaby@xxxxxxxxx>
- *  Copyright (c) 2006 Andrew Zabolotny <zap@xxxxxxxxxxx>
- *  Copyright (c) 2009 Bastien Nocera <hadess@xxxxxxxxxx>
- *  Copyright (c) 2011 Przemysław Firszt <przemo@xxxxxxxxx>
- */
-
-/*
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the Free
- * Software Foundation; either version 2 of the License, or (at your option)
- * any later version.
- */
-
-#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
-
-#include <linux/device.h>
-#include <linux/hid.h>
-#include <linux/module.h>
-#include <linux/leds.h>
-#include <linux/slab.h>
-#include <linux/power_supply.h>
-
-#include "hid-ids.h"
-
-#define PAD_DEVICE_ID	0x0F
-
-#define WAC_CMD_LED_CONTROL     0x20
-#define WAC_CMD_ICON_START_STOP     0x21
-#define WAC_CMD_ICON_TRANSFER       0x26
-
-struct wacom_data {
-	__u16 tool;
-	__u16 butstate;
-	__u8 whlstate;
-	__u8 features;
-	__u32 id;
-	__u32 serial;
-	unsigned char high_speed;
-	__u8 battery_capacity;
-	__u8 power_raw;
-	__u8 ps_connected;
-	__u8 bat_charging;
-	struct power_supply battery;
-	struct power_supply ac;
-	__u8 led_selector;
-	struct led_classdev *leds[4];
-};
-
-/*percent of battery capacity for Graphire
-  8th value means AC online and show 100% capacity */
-static unsigned short batcap_gr[8] = { 1, 15, 25, 35, 50, 70, 100, 100 };
-/*percent of battery capacity for Intuos4 WL, AC has a separate bit*/
-static unsigned short batcap_i4[8] = { 1, 15, 30, 45, 60, 70, 85, 100 };
-
-static enum power_supply_property wacom_battery_props[] = {
-	POWER_SUPPLY_PROP_PRESENT,
-	POWER_SUPPLY_PROP_CAPACITY,
-	POWER_SUPPLY_PROP_SCOPE,
-	POWER_SUPPLY_PROP_STATUS,
-};
-
-static enum power_supply_property wacom_ac_props[] = {
-	POWER_SUPPLY_PROP_PRESENT,
-	POWER_SUPPLY_PROP_ONLINE,
-	POWER_SUPPLY_PROP_SCOPE,
-};
-
-static void wacom_scramble(__u8 *image)
-{
-	__u16 mask;
-	__u16 s1;
-	__u16 s2;
-	__u16 r1 ;
-	__u16 r2 ;
-	__u16 r;
-	__u8 buf[256];
-	int i, w, x, y, z;
-
-	for (x = 0; x < 32; x++) {
-		for (y = 0; y < 8; y++)
-			buf[(8 * x) + (7 - y)] = image[(8 * x) + y];
-	}
-
-	/* Change 76543210 into GECA6420 as required by Intuos4 WL
-	 *        HGFEDCBA      HFDB7531
-	 */
-	for (x = 0; x < 4; x++) {
-		for (y = 0; y < 4; y++) {
-			for (z = 0; z < 8; z++) {
-				mask = 0x0001;
-				r1 = 0;
-				r2 = 0;
-				i = (x << 6) + (y << 4) + z;
-				s1 = buf[i];
-				s2 = buf[i+8];
-				for (w = 0; w < 8; w++) {
-					r1 |= (s1 & mask);
-					r2 |= (s2 & mask);
-					s1 <<= 1;
-					s2 <<= 1;
-					mask <<= 2;
-				}
-				r = r1 | (r2 << 1);
-				i = (x << 6) + (y << 4) + (z << 1);
-				image[i] = 0xFF & r;
-				image[i+1] = (0xFF00 & r) >> 8;
-			}
-		}
-	}
-}
-
-static void wacom_set_image(struct hid_device *hdev, const char *image,
-						__u8 icon_no)
-{
-	__u8 rep_data[68];
-	__u8 p[256];
-	int ret, i, j;
-
-	for (i = 0; i < 256; i++)
-		p[i] = image[i];
-
-	rep_data[0] = WAC_CMD_ICON_START_STOP;
-	rep_data[1] = 0;
-	ret = hid_hw_raw_request(hdev, rep_data[0], rep_data, 2,
-				 HID_FEATURE_REPORT, HID_REQ_SET_REPORT);
-	if (ret < 0)
-		goto err;
-
-	rep_data[0] = WAC_CMD_ICON_TRANSFER;
-	rep_data[1] = icon_no & 0x07;
-
-	wacom_scramble(p);
-
-	for (i = 0; i < 4; i++) {
-		for (j = 0; j < 64; j++)
-			rep_data[j + 3] = p[(i << 6) + j];
-
-		rep_data[2] = i;
-		ret = hid_hw_raw_request(hdev, rep_data[0], rep_data, 67,
-					HID_FEATURE_REPORT, HID_REQ_SET_REPORT);
-	}
-
-	rep_data[0] = WAC_CMD_ICON_START_STOP;
-	rep_data[1] = 0;
-
-	ret = hid_hw_raw_request(hdev, rep_data[0], rep_data, 2,
-				 HID_FEATURE_REPORT, HID_REQ_SET_REPORT);
-
-err:
-	return;
-}
-
-static void wacom_leds_set_brightness(struct led_classdev *led_dev,
-						enum led_brightness value)
-{
-	struct device *dev = led_dev->dev->parent;
-	struct hid_device *hdev;
-	struct wacom_data *wdata;
-	unsigned char *buf;
-	__u8 led = 0;
-	int i;
-
-	hdev = container_of(dev, struct hid_device, dev);
-	wdata = hid_get_drvdata(hdev);
-	for (i = 0; i < 4; ++i) {
-		if (wdata->leds[i] == led_dev)
-			wdata->led_selector = i;
-	}
-
-	led = wdata->led_selector | 0x04;
-	buf = kzalloc(9, GFP_KERNEL);
-	if (buf) {
-		buf[0] = WAC_CMD_LED_CONTROL;
-		buf[1] = led;
-		buf[2] = value >> 2;
-		buf[3] = value;
-		/* use fixed brightness for OLEDs */
-		buf[4] = 0x08;
-		hid_hw_raw_request(hdev, buf[0], buf, 9, HID_FEATURE_REPORT,
-				   HID_REQ_SET_REPORT);
-		kfree(buf);
-	}
-
-	return;
-}
-
-static enum led_brightness wacom_leds_get_brightness(struct led_classdev *led_dev)
-{
-	struct wacom_data *wdata;
-	struct device *dev = led_dev->dev->parent;
-	int value = 0;
-	int i;
-
-	wdata = hid_get_drvdata(container_of(dev, struct hid_device, dev));
-
-	for (i = 0; i < 4; ++i) {
-		if (wdata->leds[i] == led_dev) {
-			value = wdata->leds[i]->brightness;
-			break;
-		}
-	}
-
-	return value;
-}
-
-
-static int wacom_initialize_leds(struct hid_device *hdev)
-{
-	struct wacom_data *wdata = hid_get_drvdata(hdev);
-	struct led_classdev *led;
-	struct device *dev = &hdev->dev;
-	size_t namesz = strlen(dev_name(dev)) + 12;
-	char *name;
-	int i, ret;
-
-	wdata->led_selector = 0;
-
-	for (i = 0; i < 4; i++) {
-		led = kzalloc(sizeof(struct led_classdev) + namesz, GFP_KERNEL);
-		if (!led) {
-			hid_warn(hdev,
-				 "can't allocate memory for LED selector\n");
-			ret = -ENOMEM;
-			goto err;
-		}
-
-		name = (void *)&led[1];
-		snprintf(name, namesz, "%s:selector:%d", dev_name(dev), i);
-		led->name = name;
-		led->brightness = 0;
-		led->max_brightness = 127;
-		led->brightness_get = wacom_leds_get_brightness;
-		led->brightness_set = wacom_leds_set_brightness;
-
-		wdata->leds[i] = led;
-
-		ret = led_classdev_register(dev, wdata->leds[i]);
-
-		if (ret) {
-			wdata->leds[i] = NULL;
-			kfree(led);
-			hid_warn(hdev, "can't register LED\n");
-			goto err;
-		}
-	}
-
-err:
-	return ret;
-}
-
-static void wacom_destroy_leds(struct hid_device *hdev)
-{
-	struct wacom_data *wdata = hid_get_drvdata(hdev);
-	struct led_classdev *led;
-	int i;
-
-	for (i = 0; i < 4; ++i) {
-		if (wdata->leds[i]) {
-			led = wdata->leds[i];
-			wdata->leds[i] = NULL;
-			led_classdev_unregister(led);
-			kfree(led);
-		}
-	}
-
-}
-
-static int wacom_battery_get_property(struct power_supply *psy,
-				enum power_supply_property psp,
-				union power_supply_propval *val)
-{
-	struct wacom_data *wdata = container_of(psy,
-					struct wacom_data, battery);
-	int ret = 0;
-
-	switch (psp) {
-	case POWER_SUPPLY_PROP_PRESENT:
-		val->intval = 1;
-		break;
-	case POWER_SUPPLY_PROP_SCOPE:
-		val->intval = POWER_SUPPLY_SCOPE_DEVICE;
-		break;
-	case POWER_SUPPLY_PROP_CAPACITY:
-		val->intval = wdata->battery_capacity;
-		break;
-	case POWER_SUPPLY_PROP_STATUS:
-		if (wdata->bat_charging)
-			val->intval = POWER_SUPPLY_STATUS_CHARGING;
-		else
-			if (wdata->battery_capacity == 100 && wdata->ps_connected)
-				val->intval = POWER_SUPPLY_STATUS_FULL;
-			else
-				val->intval = POWER_SUPPLY_STATUS_DISCHARGING;
-		break;
-	default:
-		ret = -EINVAL;
-		break;
-	}
-	return ret;
-}
-
-static int wacom_ac_get_property(struct power_supply *psy,
-				enum power_supply_property psp,
-				union power_supply_propval *val)
-{
-	struct wacom_data *wdata = container_of(psy, struct wacom_data, ac);
-	int ret = 0;
-
-	switch (psp) {
-	case POWER_SUPPLY_PROP_PRESENT:
-		/* fall through */
-	case POWER_SUPPLY_PROP_ONLINE:
-		val->intval = wdata->ps_connected;
-		break;
-	case POWER_SUPPLY_PROP_SCOPE:
-		val->intval = POWER_SUPPLY_SCOPE_DEVICE;
-		break;
-	default:
-		ret = -EINVAL;
-		break;
-	}
-	return ret;
-}
-
-static void wacom_set_features(struct hid_device *hdev, u8 speed)
-{
-	struct wacom_data *wdata = hid_get_drvdata(hdev);
-	int limit, ret;
-	__u8 rep_data[2];
-
-	switch (hdev->product) {
-	case USB_DEVICE_ID_WACOM_GRAPHIRE_BLUETOOTH:
-		rep_data[0] = 0x03 ; rep_data[1] = 0x00;
-		limit = 3;
-		do {
-			ret = hid_hw_raw_request(hdev, rep_data[0], rep_data, 2,
-					HID_FEATURE_REPORT, HID_REQ_SET_REPORT);
-		} while (ret < 0 && limit-- > 0);
-
-		if (ret >= 0) {
-			if (speed == 0)
-				rep_data[0] = 0x05;
-			else
-				rep_data[0] = 0x06;
-
-			rep_data[1] = 0x00;
-			limit = 3;
-			do {
-				ret = hid_hw_raw_request(hdev, rep_data[0],
-					rep_data, 2, HID_FEATURE_REPORT,
-					HID_REQ_SET_REPORT);
-			} while (ret < 0 && limit-- > 0);
-
-			if (ret >= 0) {
-				wdata->high_speed = speed;
-				return;
-			}
-		}
-
-		/*
-		 * Note that if the raw queries fail, it's not a hard failure
-		 * and it is safe to continue
-		 */
-		hid_warn(hdev, "failed to poke device, command %d, err %d\n",
-			 rep_data[0], ret);
-		break;
-	case USB_DEVICE_ID_WACOM_INTUOS4_BLUETOOTH:
-		if (speed == 1)
-			wdata->features &= ~0x20;
-		else
-			wdata->features |= 0x20;
-
-		rep_data[0] = 0x03;
-		rep_data[1] = wdata->features;
-
-		ret = hid_hw_raw_request(hdev, rep_data[0], rep_data, 2,
-				HID_FEATURE_REPORT, HID_REQ_SET_REPORT);
-		if (ret >= 0)
-			wdata->high_speed = speed;
-		break;
-	}
-
-	return;
-}
-
-static ssize_t wacom_show_speed(struct device *dev,
-				struct device_attribute
-				*attr, char *buf)
-{
-	struct wacom_data *wdata = dev_get_drvdata(dev);
-
-	return snprintf(buf, PAGE_SIZE, "%i\n", wdata->high_speed);
-}
-
-static ssize_t wacom_store_speed(struct device *dev,
-				struct device_attribute *attr,
-				const char *buf, size_t count)
-{
-	struct hid_device *hdev = container_of(dev, struct hid_device, dev);
-	int new_speed;
-
-	if (sscanf(buf, "%1d", &new_speed ) != 1)
-		return -EINVAL;
-
-	if (new_speed == 0 || new_speed == 1) {
-		wacom_set_features(hdev, new_speed);
-		return strnlen(buf, PAGE_SIZE);
-	} else
-		return -EINVAL;
-}
-
-static DEVICE_ATTR(speed, S_IRUGO | S_IWUSR | S_IWGRP,
-		wacom_show_speed, wacom_store_speed);
-
-#define WACOM_STORE(OLED_ID)						\
-static ssize_t wacom_oled##OLED_ID##_store(struct device *dev,		\
-				struct device_attribute *attr,		\
-				const char *buf, size_t count)		\
-{									\
-	struct hid_device *hdev = container_of(dev, struct hid_device,	\
-				dev);					\
-									\
-	if (count != 256)						\
-		return -EINVAL;						\
-									\
-	wacom_set_image(hdev, buf, OLED_ID);				\
-									\
-	return count;							\
-}									\
-									\
-static DEVICE_ATTR(oled##OLED_ID##_img, S_IWUSR | S_IWGRP, NULL,	\
-				wacom_oled##OLED_ID##_store)
-
-WACOM_STORE(0);
-WACOM_STORE(1);
-WACOM_STORE(2);
-WACOM_STORE(3);
-WACOM_STORE(4);
-WACOM_STORE(5);
-WACOM_STORE(6);
-WACOM_STORE(7);
-
-static int wacom_gr_parse_report(struct hid_device *hdev,
-			struct wacom_data *wdata,
-			struct input_dev *input, unsigned char *data)
-{
-	int tool, x, y, rw;
-
-	tool = 0;
-	/* Get X & Y positions */
-	x = le16_to_cpu(*(__le16 *) &data[2]);
-	y = le16_to_cpu(*(__le16 *) &data[4]);
-
-	/* Get current tool identifier */
-	if (data[1] & 0x90) { /* If pen is in the in/active area */
-		switch ((data[1] >> 5) & 3) {
-		case 0:	/* Pen */
-			tool = BTN_TOOL_PEN;
-			break;
-
-		case 1: /* Rubber */
-			tool = BTN_TOOL_RUBBER;
-			break;
-
-		case 2: /* Mouse with wheel */
-		case 3: /* Mouse without wheel */
-			tool = BTN_TOOL_MOUSE;
-			break;
-		}
-
-		/* Reset tool if out of active tablet area */
-		if (!(data[1] & 0x10))
-			tool = 0;
-	}
-
-	/* If tool changed, notify input subsystem */
-	if (wdata->tool != tool) {
-		if (wdata->tool) {
-			/* Completely reset old tool state */
-			if (wdata->tool == BTN_TOOL_MOUSE) {
-				input_report_key(input, BTN_LEFT, 0);
-				input_report_key(input, BTN_RIGHT, 0);
-				input_report_key(input, BTN_MIDDLE, 0);
-				input_report_abs(input, ABS_DISTANCE,
-					input_abs_get_max(input, ABS_DISTANCE));
-			} else {
-				input_report_key(input, BTN_TOUCH, 0);
-				input_report_key(input, BTN_STYLUS, 0);
-				input_report_key(input, BTN_STYLUS2, 0);
-				input_report_abs(input, ABS_PRESSURE, 0);
-			}
-			input_report_key(input, wdata->tool, 0);
-			input_sync(input);
-		}
-		wdata->tool = tool;
-		if (tool)
-			input_report_key(input, tool, 1);
-	}
-
-	if (tool) {
-		input_report_abs(input, ABS_X, x);
-		input_report_abs(input, ABS_Y, y);
-
-		switch ((data[1] >> 5) & 3) {
-		case 2: /* Mouse with wheel */
-			input_report_key(input, BTN_MIDDLE, data[1] & 0x04);
-			rw = (data[6] & 0x01) ? -1 :
-				(data[6] & 0x02) ? 1 : 0;
-			input_report_rel(input, REL_WHEEL, rw);
-			/* fall through */
-
-		case 3: /* Mouse without wheel */
-			input_report_key(input, BTN_LEFT, data[1] & 0x01);
-			input_report_key(input, BTN_RIGHT, data[1] & 0x02);
-			/* Compute distance between mouse and tablet */
-			rw = 44 - (data[6] >> 2);
-			if (rw < 0)
-				rw = 0;
-			else if (rw > 31)
-				rw = 31;
-			input_report_abs(input, ABS_DISTANCE, rw);
-			break;
-
-		default:
-			input_report_abs(input, ABS_PRESSURE,
-					data[6] | (((__u16) (data[1] & 0x08)) << 5));
-			input_report_key(input, BTN_TOUCH, data[1] & 0x01);
-			input_report_key(input, BTN_STYLUS, data[1] & 0x02);
-			input_report_key(input, BTN_STYLUS2, (tool == BTN_TOOL_PEN) && data[1] & 0x04);
-			break;
-		}
-
-		input_sync(input);
-	}
-
-	/* Report the state of the two buttons at the top of the tablet
-	 * as two extra fingerpad keys (buttons 4 & 5). */
-	rw = data[7] & 0x03;
-	if (rw != wdata->butstate) {
-		wdata->butstate = rw;
-		input_report_key(input, BTN_0, rw & 0x02);
-		input_report_key(input, BTN_1, rw & 0x01);
-		input_report_key(input, BTN_TOOL_FINGER, 0xf0);
-		input_event(input, EV_MSC, MSC_SERIAL, 0xf0);
-		input_sync(input);
-	}
-
-	/* Store current battery capacity and power supply state*/
-	rw = (data[7] >> 2 & 0x07);
-	if (rw != wdata->power_raw) {
-		wdata->power_raw = rw;
-		wdata->battery_capacity = batcap_gr[rw];
-		if (rw == 7)
-			wdata->ps_connected = 1;
-		else
-			wdata->ps_connected = 0;
-	}
-	return 1;
-}
-
-static void wacom_i4_parse_button_report(struct wacom_data *wdata,
-			struct input_dev *input, unsigned char *data)
-{
-	__u16 new_butstate;
-	__u8 new_whlstate;
-	__u8 sync = 0;
-
-	new_whlstate = data[1];
-	if (new_whlstate != wdata->whlstate) {
-		wdata->whlstate = new_whlstate;
-		if (new_whlstate & 0x80) {
-			input_report_key(input, BTN_TOUCH, 1);
-			input_report_abs(input, ABS_WHEEL, (new_whlstate & 0x7f));
-			input_report_key(input, BTN_TOOL_FINGER, 1);
-		} else {
-			input_report_key(input, BTN_TOUCH, 0);
-			input_report_abs(input, ABS_WHEEL, 0);
-			input_report_key(input, BTN_TOOL_FINGER, 0);
-		}
-		sync = 1;
-	}
-
-	new_butstate = (data[3] << 1) | (data[2] & 0x01);
-	if (new_butstate != wdata->butstate) {
-		wdata->butstate = new_butstate;
-		input_report_key(input, BTN_0, new_butstate & 0x001);
-		input_report_key(input, BTN_1, new_butstate & 0x002);
-		input_report_key(input, BTN_2, new_butstate & 0x004);
-		input_report_key(input, BTN_3, new_butstate & 0x008);
-		input_report_key(input, BTN_4, new_butstate & 0x010);
-		input_report_key(input, BTN_5, new_butstate & 0x020);
-		input_report_key(input, BTN_6, new_butstate & 0x040);
-		input_report_key(input, BTN_7, new_butstate & 0x080);
-		input_report_key(input, BTN_8, new_butstate & 0x100);
-		input_report_key(input, BTN_TOOL_FINGER, 1);
-		sync = 1;
-	}
-
-	if (sync) {
-		input_report_abs(input, ABS_MISC, PAD_DEVICE_ID);
-		input_event(input, EV_MSC, MSC_SERIAL, 0xffffffff);
-		input_sync(input);
-	}
-}
-
-static void wacom_i4_parse_pen_report(struct wacom_data *wdata,
-			struct input_dev *input, unsigned char *data)
-{
-	__u16 x, y, pressure;
-	__u8 distance;
-	__u8 tilt_x, tilt_y;
-
-	switch (data[1]) {
-	case 0x80: /* Out of proximity report */
-		input_report_key(input, BTN_TOUCH, 0);
-		input_report_abs(input, ABS_PRESSURE, 0);
-		input_report_key(input, BTN_STYLUS, 0);
-		input_report_key(input, BTN_STYLUS2, 0);
-		input_report_key(input, wdata->tool, 0);
-		input_report_abs(input, ABS_MISC, 0);
-		input_event(input, EV_MSC, MSC_SERIAL, wdata->serial);
-		wdata->tool = 0;
-		input_sync(input);
-		break;
-	case 0xC2: /* Tool report */
-		wdata->id = ((data[2] << 4) | (data[3] >> 4) |
-			((data[7] & 0x0f) << 20) |
-			((data[8] & 0xf0) << 12));
-		wdata->serial = ((data[3] & 0x0f) << 28) +
-				(data[4] << 20) + (data[5] << 12) +
-				(data[6] << 4) + (data[7] >> 4);
-
-		switch (wdata->id) {
-		case 0x100802:
-			wdata->tool = BTN_TOOL_PEN;
-			break;
-		case 0x10080A:
-			wdata->tool = BTN_TOOL_RUBBER;
-			break;
-		}
-		break;
-	default: /* Position/pressure report */
-		x = data[2] << 9 | data[3] << 1 | ((data[9] & 0x02) >> 1);
-		y = data[4] << 9 | data[5] << 1 | (data[9] & 0x01);
-		pressure = (data[6] << 3) | ((data[7] & 0xC0) >> 5)
-			| (data[1] & 0x01);
-		distance = (data[9] >> 2) & 0x3f;
-		tilt_x = ((data[7] << 1) & 0x7e) | (data[8] >> 7);
-		tilt_y = data[8] & 0x7f;
-
-		input_report_key(input, BTN_TOUCH, pressure > 1);
-
-		input_report_key(input, BTN_STYLUS, data[1] & 0x02);
-		input_report_key(input, BTN_STYLUS2, data[1] & 0x04);
-		input_report_key(input, wdata->tool, 1);
-		input_report_abs(input, ABS_X, x);
-		input_report_abs(input, ABS_Y, y);
-		input_report_abs(input, ABS_PRESSURE, pressure);
-		input_report_abs(input, ABS_DISTANCE, distance);
-		input_report_abs(input, ABS_TILT_X, tilt_x);
-		input_report_abs(input, ABS_TILT_Y, tilt_y);
-		input_report_abs(input, ABS_MISC, wdata->id);
-		input_event(input, EV_MSC, MSC_SERIAL, wdata->serial);
-		input_report_key(input, wdata->tool, 1);
-		input_sync(input);
-		break;
-	}
-
-	return;
-}
-
-static void wacom_i4_parse_report(struct hid_device *hdev,
-			struct wacom_data *wdata,
-			struct input_dev *input, unsigned char *data)
-{
-	switch (data[0]) {
-	case 0x00: /* Empty report */
-		break;
-	case 0x02: /* Pen report */
-		wacom_i4_parse_pen_report(wdata, input, data);
-		break;
-	case 0x03: /* Features Report */
-		wdata->features = data[2];
-		break;
-	case 0x0C: /* Button report */
-		wacom_i4_parse_button_report(wdata, input, data);
-		break;
-	default:
-		hid_err(hdev, "Unknown report: %d,%d\n", data[0], data[1]);
-		break;
-	}
-}
-
-static int wacom_raw_event(struct hid_device *hdev, struct hid_report *report,
-		u8 *raw_data, int size)
-{
-	struct wacom_data *wdata = hid_get_drvdata(hdev);
-	struct hid_input *hidinput;
-	struct input_dev *input;
-	unsigned char *data = (unsigned char *) raw_data;
-	int i;
-	__u8 power_raw;
-
-	if (!(hdev->claimed & HID_CLAIMED_INPUT))
-		return 0;
-
-	hidinput = list_entry(hdev->inputs.next, struct hid_input, list);
-	input = hidinput->input;
-
-	switch (hdev->product) {
-	case USB_DEVICE_ID_WACOM_GRAPHIRE_BLUETOOTH:
-		if (data[0] == 0x03) {
-			return wacom_gr_parse_report(hdev, wdata, input, data);
-		} else {
-			hid_err(hdev, "Unknown report: %d,%d size:%d\n",
-					data[0], data[1], size);
-			return 0;
-		}
-		break;
-	case USB_DEVICE_ID_WACOM_INTUOS4_BLUETOOTH:
-		i = 1;
-
-		switch (data[0]) {
-		case 0x04:
-			wacom_i4_parse_report(hdev, wdata, input, data + i);
-			i += 10;
-			/* fall through */
-		case 0x03:
-			wacom_i4_parse_report(hdev, wdata, input, data + i);
-			i += 10;
-			wacom_i4_parse_report(hdev, wdata, input, data + i);
-			power_raw = data[i+10];
-			if (power_raw != wdata->power_raw) {
-				wdata->power_raw = power_raw;
-				wdata->battery_capacity = batcap_i4[power_raw & 0x07];
-				wdata->bat_charging = (power_raw & 0x08) ? 1 : 0;
-				wdata->ps_connected = (power_raw & 0x10) ? 1 : 0;
-			}
-
-			break;
-		default:
-			hid_err(hdev, "Unknown report: %d,%d size:%d\n",
-					data[0], data[1], size);
-			return 0;
-		}
-	}
-	return 1;
-}
-
-static int wacom_input_mapped(struct hid_device *hdev, struct hid_input *hi,
-	struct hid_field *field, struct hid_usage *usage, unsigned long **bit,
-								int *max)
-{
-	struct input_dev *input = hi->input;
-
-	__set_bit(INPUT_PROP_POINTER, input->propbit);
-
-	/* Basics */
-	input->evbit[0] |= BIT(EV_KEY) | BIT(EV_ABS) | BIT(EV_REL);
-
-	__set_bit(REL_WHEEL, input->relbit);
-
-	__set_bit(BTN_TOOL_PEN, input->keybit);
-	__set_bit(BTN_TOUCH, input->keybit);
-	__set_bit(BTN_STYLUS, input->keybit);
-	__set_bit(BTN_STYLUS2, input->keybit);
-	__set_bit(BTN_LEFT, input->keybit);
-	__set_bit(BTN_RIGHT, input->keybit);
-	__set_bit(BTN_MIDDLE, input->keybit);
-
-	/* Pad */
-	input_set_capability(input, EV_MSC, MSC_SERIAL);
-
-	__set_bit(BTN_0, input->keybit);
-	__set_bit(BTN_1, input->keybit);
-	__set_bit(BTN_TOOL_FINGER, input->keybit);
-
-	/* Distance, rubber and mouse */
-	__set_bit(BTN_TOOL_RUBBER, input->keybit);
-	__set_bit(BTN_TOOL_MOUSE, input->keybit);
-
-	switch (hdev->product) {
-	case USB_DEVICE_ID_WACOM_GRAPHIRE_BLUETOOTH:
-		input_set_abs_params(input, ABS_X, 0, 16704, 4, 0);
-		input_set_abs_params(input, ABS_Y, 0, 12064, 4, 0);
-		input_set_abs_params(input, ABS_PRESSURE, 0, 511, 0, 0);
-		input_set_abs_params(input, ABS_DISTANCE, 0, 32, 0, 0);
-		break;
-	case USB_DEVICE_ID_WACOM_INTUOS4_BLUETOOTH:
-		__set_bit(ABS_WHEEL, input->absbit);
-		__set_bit(ABS_MISC, input->absbit);
-		__set_bit(BTN_2, input->keybit);
-		__set_bit(BTN_3, input->keybit);
-		__set_bit(BTN_4, input->keybit);
-		__set_bit(BTN_5, input->keybit);
-		__set_bit(BTN_6, input->keybit);
-		__set_bit(BTN_7, input->keybit);
-		__set_bit(BTN_8, input->keybit);
-		input_set_abs_params(input, ABS_WHEEL, 0, 71, 0, 0);
-		input_set_abs_params(input, ABS_X, 0, 40640, 4, 0);
-		input_set_abs_params(input, ABS_Y, 0, 25400, 4, 0);
-		input_set_abs_params(input, ABS_PRESSURE, 0, 2047, 0, 0);
-		input_set_abs_params(input, ABS_DISTANCE, 0, 63, 0, 0);
-		input_set_abs_params(input, ABS_TILT_X, 0, 127, 0, 0);
-		input_set_abs_params(input, ABS_TILT_Y, 0, 127, 0, 0);
-		break;
-	}
-
-	return 0;
-}
-
-static int wacom_probe(struct hid_device *hdev,
-		const struct hid_device_id *id)
-{
-	struct wacom_data *wdata;
-	int ret;
-
-	wdata = kzalloc(sizeof(*wdata), GFP_KERNEL);
-	if (wdata == NULL) {
-		hid_err(hdev, "can't alloc wacom descriptor\n");
-		return -ENOMEM;
-	}
-
-	hid_set_drvdata(hdev, wdata);
-
-	/* Parse the HID report now */
-	ret = hid_parse(hdev);
-	if (ret) {
-		hid_err(hdev, "parse failed\n");
-		goto err_free;
-	}
-
-	ret = hid_hw_start(hdev, HID_CONNECT_DEFAULT);
-	if (ret) {
-		hid_err(hdev, "hw start failed\n");
-		goto err_free;
-	}
-
-	ret = device_create_file(&hdev->dev, &dev_attr_speed);
-	if (ret)
-		hid_warn(hdev,
-			 "can't create sysfs speed attribute err: %d\n", ret);
-
-#define OLED_INIT(OLED_ID)						\
-	do {								\
-		ret = device_create_file(&hdev->dev,			\
-				&dev_attr_oled##OLED_ID##_img);		\
-		if (ret)						\
-			hid_warn(hdev,					\
-			 "can't create sysfs oled attribute, err: %d\n", ret);\
-	} while (0)
-
-OLED_INIT(0);
-OLED_INIT(1);
-OLED_INIT(2);
-OLED_INIT(3);
-OLED_INIT(4);
-OLED_INIT(5);
-OLED_INIT(6);
-OLED_INIT(7);
-
-	wdata->features = 0;
-	wacom_set_features(hdev, 1);
-
-	if (hdev->product == USB_DEVICE_ID_WACOM_INTUOS4_BLUETOOTH) {
-		sprintf(hdev->name, "%s", "Wacom Intuos4 WL");
-		ret = wacom_initialize_leds(hdev);
-		if (ret)
-			hid_warn(hdev,
-				 "can't create led attribute, err: %d\n", ret);
-	}
-
-	wdata->battery.properties = wacom_battery_props;
-	wdata->battery.num_properties = ARRAY_SIZE(wacom_battery_props);
-	wdata->battery.get_property = wacom_battery_get_property;
-	wdata->battery.name = "wacom_battery";
-	wdata->battery.type = POWER_SUPPLY_TYPE_BATTERY;
-	wdata->battery.use_for_apm = 0;
-
-
-	ret = power_supply_register(&hdev->dev, &wdata->battery);
-	if (ret) {
-		hid_err(hdev, "can't create sysfs battery attribute, err: %d\n",
-			ret);
-		goto err_battery;
-	}
-
-	power_supply_powers(&wdata->battery, &hdev->dev);
-
-	wdata->ac.properties = wacom_ac_props;
-	wdata->ac.num_properties = ARRAY_SIZE(wacom_ac_props);
-	wdata->ac.get_property = wacom_ac_get_property;
-	wdata->ac.name = "wacom_ac";
-	wdata->ac.type = POWER_SUPPLY_TYPE_MAINS;
-	wdata->ac.use_for_apm = 0;
-
-	ret = power_supply_register(&hdev->dev, &wdata->ac);
-	if (ret) {
-		hid_err(hdev,
-			"can't create ac battery attribute, err: %d\n", ret);
-		goto err_ac;
-	}
-
-	power_supply_powers(&wdata->ac, &hdev->dev);
-	return 0;
-
-err_ac:
-	power_supply_unregister(&wdata->battery);
-err_battery:
-	wacom_destroy_leds(hdev);
-	device_remove_file(&hdev->dev, &dev_attr_oled0_img);
-	device_remove_file(&hdev->dev, &dev_attr_oled1_img);
-	device_remove_file(&hdev->dev, &dev_attr_oled2_img);
-	device_remove_file(&hdev->dev, &dev_attr_oled3_img);
-	device_remove_file(&hdev->dev, &dev_attr_oled4_img);
-	device_remove_file(&hdev->dev, &dev_attr_oled5_img);
-	device_remove_file(&hdev->dev, &dev_attr_oled6_img);
-	device_remove_file(&hdev->dev, &dev_attr_oled7_img);
-	device_remove_file(&hdev->dev, &dev_attr_speed);
-	hid_hw_stop(hdev);
-err_free:
-	kfree(wdata);
-	return ret;
-}
-
-static void wacom_remove(struct hid_device *hdev)
-{
-	struct wacom_data *wdata = hid_get_drvdata(hdev);
-
-	wacom_destroy_leds(hdev);
-	device_remove_file(&hdev->dev, &dev_attr_oled0_img);
-	device_remove_file(&hdev->dev, &dev_attr_oled1_img);
-	device_remove_file(&hdev->dev, &dev_attr_oled2_img);
-	device_remove_file(&hdev->dev, &dev_attr_oled3_img);
-	device_remove_file(&hdev->dev, &dev_attr_oled4_img);
-	device_remove_file(&hdev->dev, &dev_attr_oled5_img);
-	device_remove_file(&hdev->dev, &dev_attr_oled6_img);
-	device_remove_file(&hdev->dev, &dev_attr_oled7_img);
-	device_remove_file(&hdev->dev, &dev_attr_speed);
-	hid_hw_stop(hdev);
-
-	power_supply_unregister(&wdata->battery);
-	power_supply_unregister(&wdata->ac);
-	kfree(hid_get_drvdata(hdev));
-}
-
-static const struct hid_device_id wacom_devices[] = {
-
-	{ }
-};
-MODULE_DEVICE_TABLE(hid, wacom_devices);
-
-static struct hid_driver wacom_driver = {
-	.name = "hid-wacom",
-	.id_table = wacom_devices,
-	.probe = wacom_probe,
-	.remove = wacom_remove,
-	.raw_event = wacom_raw_event,
-	.input_mapped = wacom_input_mapped,
-};
-module_hid_driver(wacom_driver);
-
-MODULE_DESCRIPTION("Driver for Wacom Graphire Bluetooth and Wacom Intuos4 WL");
-MODULE_LICENSE("GPL");
-- 
2.0.0

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