+++ /dev/null
-/*
- * Bluetooth Wacom Tablet support
- *
- * Copyright (c) 1999 Andreas Gal
- * Copyright (c) 2000-2005 Vojtech Pavlik <vojtech@suse.cz>
- * Copyright (c) 2005 Michael Haboustak <mike-@cinci.rr.com> for Concept2, Inc
- * Copyright (c) 2006-2007 Jiri Kosina
- * Copyright (c) 2008 Jiri Slaby <jirislaby@gmail.com>
- * Copyright (c) 2006 Andrew Zabolotny <zap@homelink.ru>
- * Copyright (c) 2009 Bastien Nocera <hadess@hadess.net>
- * Copyright (c) 2011 Przemysław Firszt <przemo@firszt.eu>
- */
-
-/*
- * 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");
projects / profile / common / platform / kernel / linux-artik7.git / commitdiff