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authorPali Rohár <pali.rohar@gmail.com>2018-04-24 02:25:58 +0300
committerDmitry Torokhov <dmitry.torokhov@gmail.com>2018-04-24 02:38:16 +0300
commit9c71b2c53bf56efa2f8aeab4247a86c0178fdcd7 (patch)
tree5568498bd7d2fa4be06b18259c894b2fdcbc93ad /drivers/input/mouse
parent6bd6ae639683c0b41f46990d5c64ff9fbfa019dc (diff)
downloadlinux-9c71b2c53bf56efa2f8aeab4247a86c0178fdcd7.tar.xz
Input: alps - fix reporting pressure of v3 trackstick
According to documentation, all 7 lower bits represents trackpoint pressure. Fixes: 4621c9660459 ("Input: alps - report pressure of v3 and v7 trackstick") Signed-off-by: Pali Rohár <pali.rohar@gmail.com> Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'drivers/input/mouse')
-rw-r--r--drivers/input/mouse/alps.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/input/mouse/alps.c b/drivers/input/mouse/alps.c
index 0a67f235ba88..38f9501acdf0 100644
--- a/drivers/input/mouse/alps.c
+++ b/drivers/input/mouse/alps.c
@@ -583,7 +583,7 @@ static void alps_process_trackstick_packet_v3(struct psmouse *psmouse)
x = (s8)(((packet[0] & 0x20) << 2) | (packet[1] & 0x7f));
y = (s8)(((packet[0] & 0x10) << 3) | (packet[2] & 0x7f));
- z = packet[4] & 0x7c;
+ z = packet[4] & 0x7f;
/*
* The x and y values tend to be quite large, and when used