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HID: wacom: Add serial and id reporting for Wacom Intuos4 WL

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This patch implements reporting id and serial number of used tool.
Reported values are the same as for USB on of the driver for wacom Intuos4 WL

Signed-off-by: Przemo Firszt <przemo@firszt.eu>
Reviewed-by: Chris Bagwell <chris@cnpbagwell.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
This commit is contained in:
Przemo Firszt 2012-02-24 13:52:32 +00:00 committed by Jiri Kosina
parent 2c653e6bac
commit 2470900b68
1 changed files with 15 additions and 6 deletions
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21
drivers/hid/hid-wacom.c
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@ -35,6 +35,8 @@ struct wacom_data {
__u16 tool;
unsigned char butstate;
__u8 features;
__u32 id;
__u32 serial;
unsigned char high_speed;
#ifdef CONFIG_HID_WACOM_POWER_SUPPLY
int battery_capacity;
@ -318,26 +320,30 @@ static void wacom_i4_parse_pen_report(struct wacom_data *wdata,
struct input_dev *input, unsigned char *data)
{
__u16 x, y, pressure;
__u32 id;
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, 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;
}
@ -356,6 +362,9 @@ 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_MISC, wdata->id);
input_event(input, EV_MSC, MSC_SERIAL, wdata->serial);
input_report_key(input, wdata->tool, 1);
input_sync(input);
break;
}