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authorVojtech Pavlik <vojtech@suse.cz>2005-09-04 01:40:43 -0500
committerDmitry Torokhov <dtor_core@ameritech.net>2005-09-04 01:40:43 -0500
commite6c047b98bbd09473c586744c681e877ebf954ff (patch)
treeab7ce52692531beb1956355b8c1c012b098e4df8 /drivers/input/mouse/alps.c
parentcfe9e88866fe892f4f71bf132c64ec8bd5256e5e (diff)
Input: ALPS - fix wheel decoding
Signed-off-by: Vojtech Pavlik <vojtech@suse.cz> Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Diffstat (limited to 'drivers/input/mouse/alps.c')
-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 0d68e5e0182..b20783f9748 100644
--- a/drivers/input/mouse/alps.c
+++ b/drivers/input/mouse/alps.c
@@ -170,7 +170,7 @@ static void alps_process_packet(struct psmouse *psmouse, struct pt_regs *regs)
input_report_key(dev, BTN_TOOL_FINGER, z > 0);
if (priv->i->flags & ALPS_WHEEL)
- input_report_rel(dev, REL_WHEEL, ((packet[0] >> 4) & 0x07) | ((packet[2] >> 2) & 0x08));
+ input_report_rel(dev, REL_WHEEL, ((packet[2] << 1) & 0x08) - ((packet[0] >> 4) & 0x07));
if (priv->i->flags & (ALPS_FW_BK_1 | ALPS_FW_BK_2)) {
input_report_key(dev, BTN_FORWARD, forward);