1 files changed, 8 insertions, 8 deletions

diff --git a/drivers/hid/wacom_wac.c b/drivers/hid/wacom_wac.c
index caf035f662b9..74c9fbde5695 100644
--- a/drivers/hid/wacom_wac.c
+++ b/drivers/hid/wacom_wac.c
@@ -600,8 +600,8 @@ static void wacom_intuos_general(struct wacom_wac *wacom)
                 }
                 input_report_abs(input, ABS_PRESSURE, t);
                 input_report_abs(input, ABS_TILT_X,
-                                ((data[7] << 1) & 0x7e) | (data[8] >> 7));
-                input_report_abs(input, ABS_TILT_Y, data[8] & 0x7f);
+                                 (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
+                input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
                 input_report_key(input, BTN_STYLUS, data[1] & 2);
                 input_report_key(input, BTN_STYLUS2, data[1] & 4);
                 input_report_key(input, BTN_TOUCH, t > 10);
@@ -612,8 +612,8 @@ static void wacom_intuos_general(struct wacom_wac *wacom)
                 input_report_abs(input, ABS_WHEEL,
                                 (data[6] << 2) | ((data[7] >> 6) & 3));
                 input_report_abs(input, ABS_TILT_X,
-                                ((data[7] << 1) & 0x7e) | (data[8] >> 7));
-                input_report_abs(input, ABS_TILT_Y, data[8] & 0x7f);
+                                 (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
+                input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
         }
 }
 
@@ -915,8 +915,8 @@ static int wacom_intuos_irq(struct wacom_wac *wacom)
                                 input_report_key(input, BTN_EXTRA,  data[6] & 0x10);
 
                                 input_report_abs(input, ABS_TILT_X,
-                                        ((data[7] << 1) & 0x7e) | (data[8] >> 7));
-                                input_report_abs(input, ABS_TILT_Y, data[8] & 0x7f);
+                                        (((data[7] << 1) & 0x7e) | (data[8] >> 7)) - 64);
+                                input_report_abs(input, ABS_TILT_Y, (data[8] & 0x7f) - 64);
                         } else {
                                 /* 2D mouse packet */
                                 input_report_key(input, BTN_LEFT,   data[8] & 0x04);
@@ -1929,8 +1929,8 @@ static void wacom_setup_cintiq(struct wacom_wac *wacom_wac)
         input_set_abs_params(input_dev, ABS_DISTANCE,
                              0, wacom_wac->features.distance_max, 0, 0);
         input_set_abs_params(input_dev, ABS_WHEEL, 0, 1023, 0, 0);
-        input_set_abs_params(input_dev, ABS_TILT_X, 0, 127, 0, 0);
-        input_set_abs_params(input_dev, ABS_TILT_Y, 0, 127, 0, 0);
+        input_set_abs_params(input_dev, ABS_TILT_X, -64, 63, 0, 0);
+        input_set_abs_params(input_dev, ABS_TILT_Y, -64, 63, 0, 0);
 }
 
 static void wacom_setup_intuos(struct wacom_wac *wacom_wac)