Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit e0829e9c authored by Przemo Firszt's avatar Przemo Firszt Committed by Jiri Kosina
Browse files

HID: wacom: report distance for Intuos4 WL



This patch adds reporting of distance of tool to the tablet surface. Maximum
reported value is 63 (0x3F).

Signed-off-by: default avatarPrzemo Firszt <przemo@firszt.eu>
Acked-by: default avatarPeter Hutterer <peter.hutterer@who-t.net>
Signed-off-by: default avatarJiri Kosina <jkosina@suse.cz>
parent 2470900b
Loading
Loading
Loading
Loading
+4 −0
Original line number Diff line number Diff line
@@ -320,6 +320,7 @@ static void wacom_i4_parse_pen_report(struct wacom_data *wdata,
			struct input_dev *input, unsigned char *data)
{
	__u16 x, y, pressure;
	__u8 distance;

	switch (data[1]) {
	case 0x80: /* Out of proximity report */
@@ -353,6 +354,7 @@ 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);

@@ -362,6 +364,7 @@ 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);
@@ -484,6 +487,7 @@ static int wacom_input_mapped(struct hid_device *hdev, struct hid_input *hi,
		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;
	}