Re: [PATCH v3 7/7] HID: remove hid-wacom Bluetooth driver
From: Przemo Firszt
Date: Thu Jul 31 2014 - 15:19:19 EST
Hi Benjamin,
Look like you pressed "y" when git send-email asked for charset:
Content-Type: text/plain; charset=y
It kills git am:
> fedora-lan:/home/przemo/sf/wacom-kernel
> $ git am ../linux-next/\[PATCH_v3_*
> Applying: Input - wacom: prepare the driver to include BT devices
> Applying: Input - wacom: handle Graphire BT tablets in wacom.ko
> Applying: Input - wacom: handle Intuos 4 BT in wacom.ko
> Applying: Input - wacom: Check for bluetooth protocol while setting OLEDs
> Applying: Input - wacom: Remove passing id for wacom_set_report
> Applying: Input - wacom: add copyright note and bump version to 2.0
> fatal: cannot convert from y to UTF-8
The rest of patches is OK, I'm testing them now.
Regards,
Przemo
Dnia 2014-07-29, wto o godzinie 14:43 -0400, Benjamin Tissoires pisze:
> 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 | 10 +-
> drivers/hid/Makefile | 3 +-
> drivers/hid/hid-wacom.c | 971 ------------------------------------------------
> 3 files changed, 2 insertions(+), 982 deletions(-)
> delete mode 100644 drivers/hid/hid-wacom.c
>
> diff --git a/drivers/hid/Kconfig b/drivers/hid/Kconfig
> index b18bae6..354122b 100644
> --- a/drivers/hid/Kconfig
> +++ b/drivers/hid/Kconfig
> @@ -762,21 +762,13 @@ config THRUSTMASTER_FF
> 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_USB_WACOM
> tristate "Wacom Intuos/Graphire tablet support (USB)"
> depends on HID
> select POWER_SUPPLY
> select NEW_LEDS
> select LEDS_CLASS
> help
> - Say Y here if you want to use the USB version of the Wacom Intuos
> + Say Y here if you want to use the USB or BT version of the Wacom Intuos
> or Graphire tablet.
>
> To compile this driver as a module, choose M here: the
> diff --git a/drivers/hid/Makefile b/drivers/hid/Makefile
> index 19ba7c3..2d7e149 100644
> --- a/drivers/hid/Makefile
> +++ b/drivers/hid/Makefile
> @@ -116,10 +116,9 @@ 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-$(CONFIG_HID_WACOM) += hid-wacom.o
>
> wacom-objs := wacom_wac.o wacom_sys.o
> -obj-$(CONFIG_HID_USB_WACOM) += wacom.o
> +obj-$(CONFIG_HID_WACOM) += wacom.o
> obj-$(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 PrzemysÅaw 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");
--
Kind regards,
Przemo Firszt
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