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path: root/drivers/hid/hid-wacom.c
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Diffstat (limited to 'drivers/hid/hid-wacom.c')
-rw-r--r--drivers/hid/hid-wacom.c95
1 files changed, 84 insertions, 11 deletions
diff --git a/drivers/hid/hid-wacom.c b/drivers/hid/hid-wacom.c
index acab74cde727..067e2963314c 100644
--- a/drivers/hid/hid-wacom.c
+++ b/drivers/hid/hid-wacom.c
@@ -31,10 +31,15 @@
#include "hid-ids.h"
+#define PAD_DEVICE_ID 0x0F
+
struct wacom_data {
__u16 tool;
- unsigned char butstate;
+ __u16 butstate;
+ __u8 whlstate;
__u8 features;
+ __u32 id;
+ __u32 serial;
unsigned char high_speed;
#ifdef CONFIG_HID_WACOM_POWER_SUPPLY
int battery_capacity;
@@ -314,30 +319,82 @@ static int wacom_gr_parse_report(struct hid_device *hdev,
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;
- __u32 id;
+ __u8 distance;
switch (data[1]) {
case 0x80: /* Out of proximity report */
- wdata->tool = 0;
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 */
- id = ((data[2] << 4) | (data[3] >> 4) |
+ wdata->id = ((data[2] << 4) | (data[3] >> 4) |
((data[7] & 0x0f) << 20) |
- ((data[8] & 0xf0) << 12)) & 0xfffff;
+ ((data[8] & 0xf0) << 12));
+ wdata->serial = ((data[3] & 0x0f) << 28) +
+ (data[4] << 20) + (data[5] << 12) +
+ (data[6] << 4) + (data[7] >> 4);
- switch (id) {
- case 0x802:
+ switch (wdata->id) {
+ case 0x100802:
wdata->tool = BTN_TOOL_PEN;
break;
- case 0x80A:
+ case 0x10080A:
wdata->tool = BTN_TOOL_RUBBER;
break;
}
@@ -347,6 +404,7 @@ static void wacom_i4_parse_pen_report(struct wacom_data *wdata,
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;
input_report_key(input, BTN_TOUCH, pressure > 1);
@@ -356,6 +414,10 @@ static void wacom_i4_parse_pen_report(struct wacom_data *wdata,
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_MISC, wdata->id);
+ input_event(input, EV_MSC, MSC_SERIAL, wdata->serial);
+ input_report_key(input, wdata->tool, 1);
input_sync(input);
break;
}
@@ -377,6 +439,7 @@ static void wacom_i4_parse_report(struct hid_device *hdev,
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]);
@@ -451,9 +514,7 @@ static int wacom_input_mapped(struct hid_device *hdev, struct hid_input *hi,
__set_bit(BTN_MIDDLE, input->keybit);
/* Pad */
- input->evbit[0] |= BIT(EV_MSC);
-
- __set_bit(MSC_SERIAL, input->mscbit);
+ input_set_capability(input, EV_MSC, MSC_SERIAL);
__set_bit(BTN_0, input->keybit);
__set_bit(BTN_1, input->keybit);
@@ -471,9 +532,20 @@ static int wacom_input_mapped(struct hid_device *hdev, struct hid_input *hi,
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);
break;
}
@@ -518,6 +590,7 @@ static int wacom_probe(struct hid_device *hdev,
wacom_poke(hdev, 1);
break;
case USB_DEVICE_ID_WACOM_INTUOS4_BLUETOOTH:
+ sprintf(hdev->name, "%s", "Wacom Intuos4 WL");
wdata->features = 0;
wacom_set_features(hdev);
break;