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touchpad: always init the left/right palm edge to INT_MIN/MAX

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A touchpad without resolution support had the values set to 0, disabling
pointer movement.

Signed-off-by: Peter Hutterer <peter.hutterer@who-t.net>
This commit is contained in:
Peter Hutterer 2014-07-21 11:27:21 +10:00
parent e82728ca27
commit fc320c1dd1
1 changed files with 4 additions and 4 deletions
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8
src/evdev-mt-touchpad.c
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@ -754,6 +754,9 @@ tp_init_palmdetect(struct tp_dispatch *tp,
{
int width;
tp->palm.right_edge = INT_MAX;
tp->palm.left_edge = INT_MIN;
/* We don't know how big the touchpad is */
if (device->abs.absinfo_x->resolution == 1)
return 0;
@ -763,11 +766,8 @@ tp_init_palmdetect(struct tp_dispatch *tp,
/* Enable palm detection on touchpads >= 80 mm. Anything smaller
probably won't need it, until we find out it does */
if (width/device->abs.absinfo_x->resolution < 80) {
tp->palm.right_edge = INT_MAX;
tp->palm.left_edge = INT_MIN;
if (width/device->abs.absinfo_x->resolution < 80)
return 0;
}
/* palm edges are 5% of the width on each side */
tp->palm.right_edge = device->abs.absinfo_x->maximum - width * 0.05;