[PATCH 02/18] Add a brief description of Clickpad to man page

[Takashi Iwai]

Signed-off-by: Takashi Iwai <tiwai at suse.de>
---
 man/synaptics.man |    9 +++++++++
 1 files changed, 9 insertions(+), 0 deletions(-)

diff --git a/man/synaptics.man b/man/synaptics.man
index 3f1ca9d..1561e19 100644
--- a/man/synaptics.man
+++ b/man/synaptics.man
@@ -726,6 +726,15 @@ and finger movement distance.
 Trackstick mode is exited when the finger pressure drops below
 FingerLow or when the finger is moved further than MaxTapMove away
 from the initial position.
+.
+When the input device reports a device with a single left button
+and without multi-fingers, the driver assumes it's a Synaptics
+Clickpad device and handles it in ClickZone mode.  In this mode,
+a left/right/middle button event is generated according to the
+position you click.  When Clickpad is enabled, the touchpad area
+is shrunk as default in 20% and the bottom area is used as the
+click-button area.  The area can be configurable via options or
+properties below.
 
 .SH "DEVICE PROPERTIES"
 Synaptics 1.0 and higher support input device properties if the driver is
-- 
1.7.3.1