Input: alps - fix rushmore packet decoding
Signed-off-by: Yunkang Tang <yunkang.tang@cn.alps.com>
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
diff --git a/drivers/input/mouse/alps.c b/drivers/input/mouse/alps.c
index fb15c64..e15daea 100644
--- a/drivers/input/mouse/alps.c
+++ b/drivers/input/mouse/alps.c
@@ -559,6 +559,9 @@
{
alps_decode_pinnacle(f, p, psmouse);
+ /* Rushmore's packet decode has a bit difference with Pinnacle's */
+ f->is_mp = !!(p[5] & 0x40);
+ f->fingers = max((p[5] & 0x3), ((p[5] >> 2) & 0x3)) + 1;
f->x_map |= (p[5] & 0x10) << 11;
f->y_map |= (p[5] & 0x20) << 6;
}