or 0 otherwise. Writing to this file one of these values
switches reporting speed.
+What: /sys/class/leds/0005\:056A\:00BD.0001\:selector\:*/
+Date: May 2012
+Kernel Version: 3.5
+Contact: linux-bluetooth@vger.kernel.org
+Description:
+ LED selector for Intuos4 WL. There are 4 leds, but only one LED
+ can be lit at a time. Max brightness is 127.
+
What: /sys/bus/usb/devices/<busnum>-<devnum>:<cfg>.<intf>/wacom_led/led
Date: August 2011
Contact: linux-input@vger.kernel.org
If unsure, say Y.
config HID_BATTERY_STRENGTH
- bool
+ bool "Battery level reporting for HID devices"
depends on HID && POWER_SUPPLY && HID = POWER_SUPPLY
default n
+ ---help---
+ This option adds support of reporting battery strength (for HID devices
+ that support this feature) through power_supply class so that userspace
+ tools, such as upower, can display it.
config HIDRAW
bool "/dev/hidraw raw HID device support"
config HID_WACOM
tristate "Wacom Bluetooth devices support"
depends on BT_HIDP
- ---help---
- Support for Wacom Graphire Bluetooth tablet.
-
-config HID_WACOM_POWER_SUPPLY
- bool "Wacom Bluetooth devices power supply status support"
- depends on HID_WACOM
+ depends on LEDS_CLASS
select POWER_SUPPLY
---help---
- Say Y here if you want to enable power supply status monitoring for
- Wacom Bluetooth devices.
+ Support for Wacom Graphire Bluetooth and Intuos4 WL tablets.
config HID_WIIMOTE
tristate "Nintendo Wii Remote support"
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ISO),
.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN |
APPLE_ISO_KEYBOARD },
+ { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE,
+ USB_DEVICE_ID_APPLE_ALU_WIRELESS_2011_ANSI),
+ .driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_JIS),
.driver_data = APPLE_NUMLOCK_EMULATION | APPLE_HAS_FN },
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING_ANSI),
{ HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_GEYSER1_TP_ONLY) },
{ HID_USB_DEVICE(USB_VENDOR_ID_AUREAL, USB_DEVICE_ID_AUREAL_W01RN) },
{ HID_USB_DEVICE(USB_VENDOR_ID_BELKIN, USB_DEVICE_ID_FLIP_KVM) },
- { HID_USB_DEVICE(USB_VENDOR_ID_BAANTO, USB_DEVICE_ID_BAANTO_MT_190W2), },
{ HID_USB_DEVICE(USB_VENDOR_ID_BTC, USB_DEVICE_ID_BTC_EMPREX_REMOTE) },
{ HID_USB_DEVICE(USB_VENDOR_ID_BTC, USB_DEVICE_ID_BTC_EMPREX_REMOTE_2) },
{ HID_USB_DEVICE(USB_VENDOR_ID_CHERRY, USB_DEVICE_ID_CHERRY_CYMOTION) },
{ HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_PID_0038) },
{ HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_10_6_INCH) },
{ HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_14_1_INCH) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SIRIUS_BATTERY_FREE_TABLET) },
{ HID_USB_DEVICE(USB_VENDOR_ID_X_TENSIONS, USB_DEVICE_ID_SPEEDLINK_VAD_CEZANNE) },
{ HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0005) },
{ HID_USB_DEVICE(USB_VENDOR_ID_ZEROPLUS, 0x0030) },
#define USB_DEVICE_ID_WALTOP_PID_0038 0x0038
#define USB_DEVICE_ID_WALTOP_MEDIA_TABLET_10_6_INCH 0x0501
#define USB_DEVICE_ID_WALTOP_MEDIA_TABLET_14_1_INCH 0x0500
+#define USB_DEVICE_ID_WALTOP_SIRIUS_BATTERY_FREE_TABLET 0x0502
#define USB_VENDOR_ID_WISEGROUP 0x0925
#define USB_DEVICE_ID_SMARTJOY_PLUS 0x0005
* Verify and convert units.
* See HID specification v1.11 6.2.2.7 Global Items for unit decoding
*/
- if (code == ABS_X || code == ABS_Y || code == ABS_Z) {
+ switch (code) {
+ case ABS_X:
+ case ABS_Y:
+ case ABS_Z:
if (field->unit == 0x11) { /* If centimeters */
/* Convert to millimeters */
unit_exponent += 1;
} else {
return 0;
}
- } else if (code == ABS_RX || code == ABS_RY || code == ABS_RZ) {
+ break;
+
+ case ABS_RX:
+ case ABS_RY:
+ case ABS_RZ:
+ case ABS_TILT_X:
+ case ABS_TILT_Y:
if (field->unit == 0x14) { /* If degrees */
/* Convert to radians */
prev = logical_extents;
} else if (field->unit != 0x12) { /* If not radians */
return 0;
}
- } else {
+ break;
+
+ default:
return 0;
}
map_key_clear(BTN_TOOL_RUBBER);
break;
+ case 0x3d: /* X Tilt */
+ map_abs_clear(ABS_TILT_X);
+ break;
+
+ case 0x3e: /* Y Tilt */
+ map_abs_clear(ABS_TILT_Y);
+ break;
+
case 0x33: /* Touch */
case 0x42: /* TipSwitch */
case 0x43: /* TipSwitch2 */
#include <linux/hid.h>
#include <linux/module.h>
#include <linux/usb.h>
+#include <asm/unaligned.h>
#include "usbhid/usbhid.h"
#include "hid-ids.h"
#include "hid-logitech-dj.h"
goto dj_device_allocate_fail;
}
- dj_dev->reports_supported = le32_to_cpu(
- dj_report->report_params[DEVICE_PAIRED_RF_REPORT_TYPE]);
+ dj_dev->reports_supported = get_unaligned_le32(
+ dj_report->report_params + DEVICE_PAIRED_RF_REPORT_TYPE);
dj_dev->hdev = dj_hiddev;
dj_dev->dj_receiver_dev = djrcv_dev;
dj_dev->device_index = dj_report->device_index;
#include <linux/device.h>
#include <linux/hid.h>
#include <linux/module.h>
+#include <linux/leds.h>
#include <linux/slab.h>
-#ifdef CONFIG_HID_WACOM_POWER_SUPPLY
#include <linux/power_supply.h>
-#endif
#include "hid-ids.h"
#define PAD_DEVICE_ID 0x0F
+#define WAC_CMD_LED_CONTROL 0x20
+
struct wacom_data {
__u16 tool;
__u16 butstate;
__u32 id;
__u32 serial;
unsigned char high_speed;
-#ifdef CONFIG_HID_WACOM_POWER_SUPPLY
- int battery_capacity;
+ __u8 battery_capacity;
+ __u8 power_raw;
+ __u8 ps_connected;
struct power_supply battery;
struct power_supply ac;
-#endif
+ __u8 led_selector;
+ struct led_classdev *leds[4];
};
-#ifdef CONFIG_HID_WACOM_POWER_SUPPLY
-/*percent of battery capacity, 0 means AC online*/
-static unsigned short batcap[8] = { 1, 15, 25, 35, 50, 70, 100, 0 };
+/*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_SCOPE,
};
+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;
+ hdev->hid_output_raw_report(hdev, buf, 9, HID_FEATURE_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 power_state = batcap[wdata->battery_capacity];
int ret = 0;
switch (psp) {
val->intval = POWER_SUPPLY_SCOPE_DEVICE;
break;
case POWER_SUPPLY_PROP_CAPACITY:
- /* show 100% battery capacity when charging */
- if (power_state == 0)
- val->intval = 100;
- else
- val->intval = power_state;
+ val->intval = wdata->battery_capacity;
break;
default:
ret = -EINVAL;
union power_supply_propval *val)
{
struct wacom_data *wdata = container_of(psy, struct wacom_data, ac);
- int power_state = batcap[wdata->battery_capacity];
int ret = 0;
switch (psp) {
case POWER_SUPPLY_PROP_PRESENT:
/* fall through */
case POWER_SUPPLY_PROP_ONLINE:
- if (power_state == 0)
- val->intval = 1;
- else
- val->intval = 0;
+ val->intval = wdata->ps_connected;
break;
case POWER_SUPPLY_PROP_SCOPE:
val->intval = POWER_SUPPLY_SCOPE_DEVICE;
}
return ret;
}
-#endif
-
-static void wacom_set_features(struct hid_device *hdev)
-{
- int ret;
- __u8 rep_data[2];
-
- /*set high speed, tablet mode*/
- rep_data[0] = 0x03;
- rep_data[1] = 0x20;
- ret = hdev->hid_output_raw_report(hdev, rep_data, 2,
- HID_FEATURE_REPORT);
- return;
-}
-static void wacom_poke(struct hid_device *hdev, u8 speed)
+static void wacom_set_features(struct hid_device *hdev, u8 speed)
{
struct wacom_data *wdata = hid_get_drvdata(hdev);
int limit, ret;
- char rep_data[2];
-
- rep_data[0] = 0x03 ; rep_data[1] = 0x00;
- limit = 3;
- do {
- ret = hdev->hid_output_raw_report(hdev, rep_data, 2,
- HID_FEATURE_REPORT);
- } while (ret < 0 && limit-- > 0);
-
- if (ret >= 0) {
- if (speed == 0)
- rep_data[0] = 0x05;
- else
- rep_data[0] = 0x06;
+ __u8 rep_data[2];
- rep_data[1] = 0x00;
+ switch (hdev->product) {
+ case USB_DEVICE_ID_WACOM_GRAPHIRE_BLUETOOTH:
+ rep_data[0] = 0x03 ; rep_data[1] = 0x00;
limit = 3;
do {
ret = hdev->hid_output_raw_report(hdev, rep_data, 2,
} while (ret < 0 && limit-- > 0);
if (ret >= 0) {
- wdata->high_speed = speed;
- return;
+ if (speed == 0)
+ rep_data[0] = 0x05;
+ else
+ rep_data[0] = 0x06;
+
+ rep_data[1] = 0x00;
+ limit = 3;
+ do {
+ ret = hdev->hid_output_raw_report(hdev,
+ rep_data, 2, HID_FEATURE_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 = hdev->hid_output_raw_report(hdev, rep_data, 2,
+ HID_FEATURE_REPORT);
+ if (ret >= 0)
+ wdata->high_speed = speed;
+ break;
}
- /*
- * 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);
return;
}
return -EINVAL;
if (new_speed == 0 || new_speed == 1) {
- wacom_poke(hdev, new_speed);
+ wacom_set_features(hdev, new_speed);
return strnlen(buf, PAGE_SIZE);
} else
return -EINVAL;
input_sync(input);
}
-#ifdef CONFIG_HID_WACOM_POWER_SUPPLY
- /* Store current battery capacity */
+ /* Store current battery capacity and power supply state*/
rw = (data[7] >> 2 & 0x07);
- if (rw != wdata->battery_capacity)
- wdata->battery_capacity = rw;
-#endif
+ 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;
}
{
__u16 x, y, pressure;
__u8 distance;
+ __u8 tilt_x, tilt_y;
switch (data[1]) {
case 0x80: /* Out of proximity report */
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_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);
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;
- /* Check if this is a tablet report */
- if (data[0] != 0x03)
- return 0;
-
switch (hdev->product) {
case USB_DEVICE_ID_WACOM_GRAPHIRE_BLUETOOTH:
- return wacom_gr_parse_report(hdev, wdata, input, data);
+ 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;
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->ps_connected = power_raw & 0x08;
+ }
+
break;
default:
hid_err(hdev, "Unknown report: %d,%d size:%d\n",
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;
}
hid_warn(hdev,
"can't create sysfs speed attribute err: %d\n", ret);
- switch (hdev->product) {
- case USB_DEVICE_ID_WACOM_GRAPHIRE_BLUETOOTH:
- /* Set Wacom mode 2 with high reporting speed */
- wacom_poke(hdev, 1);
- break;
- case USB_DEVICE_ID_WACOM_INTUOS4_BLUETOOTH:
+ wdata->features = 0;
+ wacom_set_features(hdev, 1);
+
+ if (hdev->product == USB_DEVICE_ID_WACOM_INTUOS4_BLUETOOTH) {
sprintf(hdev->name, "%s", "Wacom Intuos4 WL");
- wdata->features = 0;
- wacom_set_features(hdev);
- break;
+ ret = wacom_initialize_leds(hdev);
+ if (ret) {
+ hid_warn(hdev,
+ "can't create led attribute, err: %d\n", ret);
+ goto destroy_leds;
+ }
}
-#ifdef CONFIG_HID_WACOM_POWER_SUPPLY
wdata->battery.properties = wacom_battery_props;
wdata->battery.num_properties = ARRAY_SIZE(wacom_battery_props);
wdata->battery.get_property = wacom_battery_get_property;
}
power_supply_powers(&wdata->ac, &hdev->dev);
-#endif
return 0;
-#ifdef CONFIG_HID_WACOM_POWER_SUPPLY
err_ac:
power_supply_unregister(&wdata->battery);
err_battery:
device_remove_file(&hdev->dev, &dev_attr_speed);
hid_hw_stop(hdev);
-#endif
+destroy_leds:
+ wacom_destroy_leds(hdev);
err_free:
kfree(wdata);
return ret;
static void wacom_remove(struct hid_device *hdev)
{
-#ifdef CONFIG_HID_WACOM_POWER_SUPPLY
struct wacom_data *wdata = hid_get_drvdata(hdev);
-#endif
+
+ wacom_destroy_leds(hdev);
device_remove_file(&hdev->dev, &dev_attr_speed);
hid_hw_stop(hdev);
-#ifdef CONFIG_HID_WACOM_POWER_SUPPLY
power_supply_unregister(&wdata->battery);
power_supply_unregister(&wdata->ac);
-#endif
kfree(hid_get_drvdata(hdev));
}
module_init(wacom_init);
module_exit(wacom_exit);
+MODULE_DESCRIPTION("Driver for Wacom Graphire Bluetooth and Wacom Intuos4 WL");
MODULE_LICENSE("GPL");
-
0xC0 /* End Collection */
};
-struct waltop_state {
- u8 pressure0;
- u8 pressure1;
+/*
+ * See Sirius Battery Free Tablet description, device and HID report descriptors
+ * at
+ * http://sf.net/apps/mediawiki/digimend/?title=Waltop_Sirius_Battery_Free_Tablet
+ */
+
+/* Size of the original report descriptor of Sirius Battery Free Tablet */
+#define SIRIUS_BATTERY_FREE_TABLET_RDESC_ORIG_SIZE 335
+
+/* Fixed Sirius Battery Free Tablet descriptor */
+static __u8 sirius_battery_free_tablet_rdesc_fixed[] = {
+ 0x05, 0x0D, /* Usage Page (Digitizer), */
+ 0x09, 0x02, /* Usage (Pen), */
+ 0xA1, 0x01, /* Collection (Application), */
+ 0x85, 0x10, /* Report ID (16), */
+ 0x09, 0x20, /* Usage (Stylus), */
+ 0xA0, /* Collection (Physical), */
+ 0x95, 0x01, /* Report Count (1), */
+ 0x15, 0x01, /* Logical Minimum (1), */
+ 0x25, 0x03, /* Logical Maximum (3), */
+ 0x75, 0x02, /* Report Size (2), */
+ 0x09, 0x42, /* Usage (Tip Switch), */
+ 0x09, 0x44, /* Usage (Barrel Switch), */
+ 0x09, 0x46, /* Usage (Tablet Pick), */
+ 0x80, /* Input, */
+ 0x14, /* Logical Minimum (0), */
+ 0x25, 0x01, /* Logical Maximum (1), */
+ 0x75, 0x01, /* Report Size (1), */
+ 0x09, 0x3C, /* Usage (Invert), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0x81, 0x03, /* Input (Constant, Variable), */
+ 0x09, 0x32, /* Usage (In Range), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0x95, 0x03, /* Report Count (3), */
+ 0x81, 0x03, /* Input (Constant, Variable), */
+ 0xA4, /* Push, */
+ 0x05, 0x01, /* Usage Page (Desktop), */
+ 0x55, 0xFD, /* Unit Exponent (-3), */
+ 0x65, 0x13, /* Unit (Inch), */
+ 0x34, /* Physical Minimum (0), */
+ 0x14, /* Logical Minimum (0), */
+ 0x75, 0x10, /* Report Size (16), */
+ 0x95, 0x01, /* Report Count (1), */
+ 0x46, 0x10, 0x27, /* Physical Maximum (10000), */
+ 0x26, 0x20, 0x4E, /* Logical Maximum (20000), */
+ 0x09, 0x30, /* Usage (X), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0x46, 0x70, 0x17, /* Physical Maximum (6000), */
+ 0x26, 0xE0, 0x2E, /* Logical Maximum (12000), */
+ 0x09, 0x31, /* Usage (Y), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0xB4, /* Pop, */
+ 0x75, 0x10, /* Report Size (16), */
+ 0x95, 0x01, /* Report Count (1), */
+ 0x14, /* Logical Minimum (0), */
+ 0x26, 0xFF, 0x03, /* Logical Maximum (1023), */
+ 0x09, 0x30, /* Usage (Tip Pressure), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0xA4, /* Push, */
+ 0x55, 0xFE, /* Unit Exponent (-2), */
+ 0x65, 0x12, /* Unit (Radians), */
+ 0x35, 0x97, /* Physical Minimum (-105), */
+ 0x45, 0x69, /* Physical Maximum (105), */
+ 0x15, 0x97, /* Logical Minimum (-105), */
+ 0x25, 0x69, /* Logical Maximum (105), */
+ 0x75, 0x08, /* Report Size (8), */
+ 0x95, 0x02, /* Report Count (2), */
+ 0x09, 0x3D, /* Usage (X Tilt), */
+ 0x09, 0x3E, /* Usage (Y Tilt), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0xB4, /* Pop, */
+ 0xC0, /* End Collection, */
+ 0xC0, /* End Collection, */
+ 0x05, 0x01, /* Usage Page (Desktop), */
+ 0x09, 0x02, /* Usage (Mouse), */
+ 0xA1, 0x01, /* Collection (Application), */
+ 0x85, 0x01, /* Report ID (1), */
+ 0x09, 0x01, /* Usage (Pointer), */
+ 0xA0, /* Collection (Physical), */
+ 0x75, 0x08, /* Report Size (8), */
+ 0x95, 0x03, /* Report Count (3), */
+ 0x81, 0x03, /* Input (Constant, Variable), */
+ 0x09, 0x38, /* Usage (Wheel), */
+ 0x15, 0xFF, /* Logical Minimum (-1), */
+ 0x25, 0x01, /* Logical Maximum (1), */
+ 0x75, 0x08, /* Report Size (8), */
+ 0x95, 0x01, /* Report Count (1), */
+ 0x81, 0x06, /* Input (Variable, Relative), */
+ 0x75, 0x08, /* Report Size (8), */
+ 0x95, 0x03, /* Report Count (3), */
+ 0x81, 0x03, /* Input (Constant, Variable), */
+ 0xC0, /* End Collection, */
+ 0xC0, /* End Collection, */
+ 0x05, 0x01, /* Usage Page (Desktop), */
+ 0x09, 0x06, /* Usage (Keyboard), */
+ 0xA1, 0x01, /* Collection (Application), */
+ 0x85, 0x0D, /* Report ID (13), */
+ 0x05, 0x07, /* Usage Page (Keyboard), */
+ 0x19, 0xE0, /* Usage Minimum (KB Leftcontrol), */
+ 0x29, 0xE7, /* Usage Maximum (KB Right GUI), */
+ 0x14, /* Logical Minimum (0), */
+ 0x25, 0x01, /* Logical Maximum (1), */
+ 0x75, 0x01, /* Report Size (1), */
+ 0x95, 0x08, /* Report Count (8), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0x75, 0x08, /* Report Size (8), */
+ 0x95, 0x01, /* Report Count (1), */
+ 0x81, 0x01, /* Input (Constant), */
+ 0x18, /* Usage Minimum (None), */
+ 0x29, 0x65, /* Usage Maximum (KB Application), */
+ 0x14, /* Logical Minimum (0), */
+ 0x25, 0x65, /* Logical Maximum (101), */
+ 0x75, 0x08, /* Report Size (8), */
+ 0x95, 0x05, /* Report Count (5), */
+ 0x80, /* Input, */
+ 0xC0, /* End Collection, */
+ 0x05, 0x0C, /* Usage Page (Consumer), */
+ 0x09, 0x01, /* Usage (Consumer Control), */
+ 0xA1, 0x01, /* Collection (Application), */
+ 0x85, 0x0C, /* Report ID (12), */
+ 0x09, 0xE9, /* Usage (Volume Inc), */
+ 0x09, 0xEA, /* Usage (Volume Dec), */
+ 0x14, /* Logical Minimum (0), */
+ 0x25, 0x01, /* Logical Maximum (1), */
+ 0x75, 0x01, /* Report Size (1), */
+ 0x95, 0x02, /* Report Count (2), */
+ 0x81, 0x02, /* Input (Variable), */
+ 0x75, 0x06, /* Report Size (6), */
+ 0x95, 0x01, /* Report Count (1), */
+ 0x81, 0x03, /* Input (Constant, Variable), */
+ 0x75, 0x10, /* Report Size (16), */
+ 0x95, 0x03, /* Report Count (3), */
+ 0x81, 0x03, /* Input (Constant, Variable), */
+ 0xC0 /* End Collection */
};
static int waltop_probe(struct hid_device *hdev,
const struct hid_device_id *id)
{
int ret;
- struct waltop_state *s;
-
- s = kzalloc(sizeof(*s), GFP_KERNEL);
- if (s == NULL) {
- hid_err(hdev, "can't allocate device state\n");
- ret = -ENOMEM;
- goto err;
- }
-
- s->pressure0 = 0;
- s->pressure1 = 0;
-
- hid_set_drvdata(hdev, s);
ret = hid_parse(hdev);
if (ret) {
return 0;
err:
- kfree(s);
return ret;
}
*rsize = sizeof(media_tablet_14_1_inch_rdesc_fixed);
}
break;
+ case USB_DEVICE_ID_WALTOP_SIRIUS_BATTERY_FREE_TABLET:
+ if (*rsize == SIRIUS_BATTERY_FREE_TABLET_RDESC_ORIG_SIZE) {
+ rdesc = sirius_battery_free_tablet_rdesc_fixed;
+ *rsize = sizeof(sirius_battery_free_tablet_rdesc_fixed);
+ }
+ break;
}
return rdesc;
}
static int waltop_raw_event(struct hid_device *hdev, struct hid_report *report,
u8 *data, int size)
{
- /* If this is a pen input report of a tablet with PID 0038 */
- if (hdev->product == USB_DEVICE_ID_WALTOP_PID_0038 &&
- report->type == HID_INPUT_REPORT &&
- report->id == 16 &&
- size == 8) {
- struct waltop_state *s = hid_get_drvdata(hdev);
-
+ /* If this is a pen input report */
+ if (report->type == HID_INPUT_REPORT && report->id == 16 && size >= 8) {
/*
- * Ignore maximum pressure reported when a barrel button is
- * pressed.
+ * Ignore reported pressure when a barrel button is pressed,
+ * because it is rarely correct.
*/
/* If a barrel button is pressed */
if ((data[1] & 0xF) > 1) {
- /* Use the last known pressure */
- data[6] = s->pressure0;
- data[7] = s->pressure1;
- } else {
- /* Remember reported pressure */
- s->pressure0 = data[6];
- s->pressure1 = data[7];
+ /* Report zero pressure */
+ data[6] = 0;
+ data[7] = 0;
}
}
+ /* If this is a pen input report of Sirius Battery Free Tablet */
+ if (hdev->product == USB_DEVICE_ID_WALTOP_SIRIUS_BATTERY_FREE_TABLET &&
+ report->type == HID_INPUT_REPORT &&
+ report->id == 16 &&
+ size == 10) {
+ /*
+ * The tablet reports tilt as roughly sin(a)*21 (18 means 60
+ * degrees).
+ *
+ * This array stores angles as radians * 100, corresponding to
+ * reported values up to 60 degrees, as expected by userspace.
+ */
+ static const s8 tilt_to_radians[] = {
+ 0, 5, 10, 14, 19, 24, 29, 34, 40, 45,
+ 50, 56, 62, 68, 74, 81, 88, 96, 105
+ };
+
+ s8 tilt_x = (s8)data[8];
+ s8 tilt_y = (s8)data[9];
+ s8 sign_x = tilt_x >= 0 ? 1 : -1;
+ s8 sign_y = tilt_y >= 0 ? 1 : -1;
+
+ tilt_x *= sign_x;
+ tilt_y *= sign_y;
+
+ /*
+ * Reverse the Y Tilt direction to match the HID standard and
+ * userspace expectations. See HID Usage Tables v1.12 16.3.2
+ * Tilt Orientation.
+ */
+ sign_y *= -1;
+
+ /*
+ * This effectively clamps reported tilt to 60 degrees - the
+ * range expected by userspace
+ */
+ if (tilt_x > ARRAY_SIZE(tilt_to_radians) - 1)
+ tilt_x = ARRAY_SIZE(tilt_to_radians) - 1;
+ if (tilt_y > ARRAY_SIZE(tilt_to_radians) - 1)
+ tilt_y = ARRAY_SIZE(tilt_to_radians) - 1;
+
+ data[8] = tilt_to_radians[tilt_x] * sign_x;
+ data[9] = tilt_to_radians[tilt_y] * sign_y;
+ }
+
return 0;
}
static void waltop_remove(struct hid_device *hdev)
{
- struct waltop_state *s = hid_get_drvdata(hdev);
-
hid_hw_stop(hdev);
- kfree(s);
}
static const struct hid_device_id waltop_devices[] = {
USB_DEVICE_ID_WALTOP_MEDIA_TABLET_10_6_INCH) },
{ HID_USB_DEVICE(USB_VENDOR_ID_WALTOP,
USB_DEVICE_ID_WALTOP_MEDIA_TABLET_14_1_INCH) },
+ { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP,
+ USB_DEVICE_ID_WALTOP_SIRIUS_BATTERY_FREE_TABLET) },
{ }
};
MODULE_DEVICE_TABLE(hid, waltop_devices);
/*
* Basic IR data is encoded into 3 bytes. The first two bytes are the
- * upper 8 bit of the X/Y data, the 3rd byte contains the lower 2 bits
+ * lower 8 bit of the X/Y data, the 3rd byte contains the upper 2 bits
* of both.
* If data is packed, then the 3rd byte is put first and slightly
* reordered. This allows to interleave packed and non-packed data to
*/
if (packed) {
- x = ir[1] << 2;
- y = ir[2] << 2;
-
- x |= ir[0] & 0x3;
- y |= (ir[0] >> 2) & 0x3;
+ x = ir[1] | ((ir[0] & 0x03) << 8);
+ y = ir[2] | ((ir[0] & 0x0c) << 6);
} else {
- x = ir[0] << 2;
- y = ir[1] << 2;
-
- x |= (ir[2] >> 4) & 0x3;
- y |= (ir[2] >> 6) & 0x3;
+ x = ir[0] | ((ir[2] & 0x30) << 4);
+ y = ir[1] | ((ir[2] & 0xc0) << 2);
}
input_report_abs(wdata->ir, xid, x);
{ USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_WP8060U, HID_QUIRK_MULTI_INPUT },
{ USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_10_6_INCH, HID_QUIRK_MULTI_INPUT },
{ USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_14_1_INCH, HID_QUIRK_MULTI_INPUT },
+ { USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SIRIUS_BATTERY_FREE_TABLET, HID_QUIRK_MULTI_INPUT },
{ USB_VENDOR_ID_WISEGROUP, USB_DEVICE_ID_QUAD_USB_JOYPAD, HID_QUIRK_NOGET | HID_QUIRK_MULTI_INPUT },
{ USB_VENDOR_ID_WISEGROUP_LTD2, USB_DEVICE_ID_SMARTJOY_DUAL_PLUS, HID_QUIRK_NOGET | HID_QUIRK_MULTI_INPUT },
git.openpandora.org / pandora-kernel.git / commitdiff