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Input: alps - fix rushmore packet decoding

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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>
This commit is contained in:
Yunkang Tang 2014-07-25 22:29:24 -07:00 committed by Dmitry Torokhov
parent 91cf07cdae
commit f105e34a4e
1 changed files with 3 additions and 0 deletions
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3
drivers/input/mouse/alps.c
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@ -559,6 +559,9 @@ static void alps_decode_rushmore(struct alps_fields *f, unsigned char *p,
{
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;
}