Input: wacom - support up to 2048 pressure levels with ISDv4

Signed-off-by: Jason Gerecke <killertofu@gmail.com>
Signed-off-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>

diff --git a/drivers/hid/wacom_wac.c b/drivers/hid/wacom_wac.c
index cd91521..2f3a3a7 100644 (file)
--- a/drivers/hid/wacom_wac.c
+++ b/drivers/hid/wacom_wac.c
@@ -1086,7 +1086,7 @@ static int wacom_tpc_pen(struct wacom_wac *wacom)
                input_report_key(input, BTN_STYLUS2, data[1] & 0x10);
                input_report_abs(input, ABS_X, le16_to_cpup((__le16 *)&data[2]));
                input_report_abs(input, ABS_Y, le16_to_cpup((__le16 *)&data[4]));
-               input_report_abs(input, ABS_PRESSURE, ((data[7] & 0x03) << 8) | data[6]);
+               input_report_abs(input, ABS_PRESSURE, ((data[7] & 0x07) << 8) | data[6]);
                input_report_key(input, BTN_TOUCH, data[1] & 0x05);
                input_report_key(input, wacom->tool[0], prox);
                return 1;