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authorBenjamin Tissoires <benjamin.tissoires@redhat.com>2015-04-05 23:44:12 +0300
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2015-04-06 19:38:07 +0300
commit58fd9af6e1ccabec6bc799b32eea22a82103d5ae (patch)
tree3cbfc17ad41a789565b2cc68946744a83eeb71a4 /drivers/input/mouse
parent73e8a8e777d8dde6a67df1cf4b18371e27d080d8 (diff)
downloadlinux-58fd9af6e1ccabec6bc799b32eea22a82103d5ae.tar.xz
Input: Revert "Revert "synaptics - use dmax in input_mt_assign_slots""
This reverts commit 09d042a2eb90 ("Revert "Input: synaptics - use dmax in input_mt_assign_slots"") Now that balanced slots assignments seem to be fixed, let's re-enable the use in synaptics.c and wait for users to complain if there are still problems. Signed-off-by: Benjamin Tissoires <benjamin.tissoires@redhat.com> Acked-by: Hans de Goede <hdegoede@redhat.com> Acked-by: Henrik Rydberg <rydberg@bitmath.org Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'drivers/input/mouse')
-rw-r--r--drivers/input/mouse/synaptics.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c
index d73a94270211..3c54b9b0f65f 100644
--- a/drivers/input/mouse/synaptics.c
+++ b/drivers/input/mouse/synaptics.c
@@ -67,6 +67,9 @@
#define X_MAX_POSITIVE 8176
#define Y_MAX_POSITIVE 8176
+/* maximum ABS_MT_POSITION displacement (in mm) */
+#define DMAX 10
+
/*****************************************************************************
* Stuff we need even when we do not want native Synaptics support
****************************************************************************/
@@ -917,7 +920,7 @@ static void synaptics_report_mt_data(struct psmouse *psmouse,
pos[i].y = synaptics_invert_y(hw[i]->y);
}
- input_mt_assign_slots(dev, slot, pos, nsemi, 0);
+ input_mt_assign_slots(dev, slot, pos, nsemi, DMAX * priv->x_res);
for (i = 0; i < nsemi; i++) {
input_mt_slot(dev, slot[i]);