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path: root/drivers/input/touchscreen/of_touchscreen.c
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Diffstat (limited to 'drivers/input/touchscreen/of_touchscreen.c')
-rw-r--r--drivers/input/touchscreen/of_touchscreen.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/drivers/input/touchscreen/of_touchscreen.c b/drivers/input/touchscreen/of_touchscreen.c
index 759cf4b8ba09..50bc0f219547 100644
--- a/drivers/input/touchscreen/of_touchscreen.c
+++ b/drivers/input/touchscreen/of_touchscreen.c
@@ -71,23 +71,25 @@ void touchscreen_parse_of_params(struct input_dev *dev, bool multitouch)
axis = multitouch ? ABS_MT_POSITION_X : ABS_X;
data_present = touchscreen_get_prop_u32(np, "touchscreen-size-x",
- input_abs_get_max(dev, axis),
+ input_abs_get_max(dev,
+ axis) + 1,
&maximum) |
touchscreen_get_prop_u32(np, "touchscreen-fuzz-x",
input_abs_get_fuzz(dev, axis),
&fuzz);
if (data_present)
- touchscreen_set_params(dev, axis, maximum, fuzz);
+ touchscreen_set_params(dev, axis, maximum - 1, fuzz);
axis = multitouch ? ABS_MT_POSITION_Y : ABS_Y;
data_present = touchscreen_get_prop_u32(np, "touchscreen-size-y",
- input_abs_get_max(dev, axis),
+ input_abs_get_max(dev,
+ axis) + 1,
&maximum) |
touchscreen_get_prop_u32(np, "touchscreen-fuzz-y",
input_abs_get_fuzz(dev, axis),
&fuzz);
if (data_present)
- touchscreen_set_params(dev, axis, maximum, fuzz);
+ touchscreen_set_params(dev, axis, maximum - 1, fuzz);
axis = multitouch ? ABS_MT_PRESSURE : ABS_PRESSURE;
data_present = touchscreen_get_prop_u32(np, "touchscreen-max-pressure",