On Fri, 4 May 2012, Przemo Firszt wrote:
> Tile is reported to input subsystem as reported by the device without
> any modifications. It means that tilt X/Y range is 0 to 127 and it's
> not centered on zero.
>
> Signed-off-by: Przemo Firszt <przemo@xxxxxxxxx>
> ---
> drivers/hid/hid-wacom.c | 7 +++++++
> 1 file changed, 7 insertions(+)
>
> diff --git a/drivers/hid/hid-wacom.c b/drivers/hid/hid-wacom.c
> index fb0fe16..a66e1aa 100644
> --- a/drivers/hid/hid-wacom.c
> +++ b/drivers/hid/hid-wacom.c
> @@ -363,6 +363,7 @@ static void wacom_i4_parse_pen_report(struct wacom_data *wdata,
> {
> __u16 x, y, pressure;
> __u8 distance;
> + __u8 tilt_x, tilt_y;
>
> switch (data[1]) {
> case 0x80: /* Out of proximity report */
> @@ -399,6 +400,8 @@ static void wacom_i4_parse_pen_report(struct wacom_data *wdata,
> 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);
>
> @@ -409,6 +412,8 @@ static void wacom_i4_parse_pen_report(struct wacom_data *wdata,
> 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);
> @@ -548,6 +553,8 @@ static int wacom_input_mapped(struct hid_device *hdev, struct hid_input *hi,
> 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;
Applied.
--
Jiri Kosina
SUSE Labs
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