On Fri, Apr 6, 2018 at 11:19 AM, Jason Gerecke <killert...@gmail.com> wrote:
> Only tablets with the WACOM_QUIRK_BBTOUCH_LOWRES flag set should have
> their coordinates expanded. This fix was never backported from upstream
> to the 2.6.30 kernel; only the 2.6.38+ kernels.
>
> Signed-off-by: Jason Gerecke <jason.gere...@wacom.com>
>
The whole set looks find to me. The set is
Reviewed-by: Ping Cheng <ping.ch...@wacom.com>
Cheers,
Ping
> ---
> 2.6.30/wacom_wac.c | 7 +++++--
> 1 file changed, 5 insertions(+), 2 deletions(-)
>
> diff --git a/2.6.30/wacom_wac.c b/2.6.30/wacom_wac.c
> index 3b65a8d..e2696ef 100644
> --- a/2.6.30/wacom_wac.c
> +++ b/2.6.30/wacom_wac.c
> @@ -1375,6 +1375,7 @@ static int wacom_tpc_irq(struct wacom_wac *wacom,
> size_t len)
>
> static int wacom_bpt_touch(struct wacom_wac *wacom)
> {
> + struct wacom_features *features = &wacom->features;
> struct input_dev *input = wacom->input;
> unsigned char *data = wacom->data;
> int i, touch_count = 0;
> @@ -1404,8 +1405,10 @@ static int wacom_bpt_touch(struct wacom_wac *wacom)
> if (touch) {
> int x = get_unaligned_be16(&data[offset + 3]) &
> 0x7ff;
> int y = get_unaligned_be16(&data[offset + 5]) &
> 0x7ff;
> - x <<= 5;
> - y <<= 5;
> + if (features->quirks & WACOM_QUIRK_BBTOUCH_LOWRES)
> {
> + x <<= 5;
> + y <<= 5;
> + }
> input_report_abs(input, ABS_X, x);
> input_report_abs(input, ABS_Y, y);
> }
> --
> 2.17.0
>
>
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