From a8ea1ab150cd0359f2e1ccf7f7193dbee1e0d737 Mon Sep 17 00:00:00 2001 From: Peter Osterlund Date: Fri, 30 Jul 2004 17:25:51 +0200 Subject: [PATCH] Added a comment about ALPS pointing stick initialization. --- alpscomm.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/alpscomm.c b/alpscomm.c index 932be37..aa6d82b 100644 --- a/alpscomm.c +++ b/alpscomm.c @@ -37,6 +37,9 @@ ALPS_sync(int fd) /* * send the ALPS init sequence, ie 4 consecutive "disable"s before the "enable" + * This "magic knock" is performed both for the trackpad and for the pointing + * stick. Not all models have a pointing stick, but trying to initialize it + * anyway doesn't seem to hurt. */ static void ALPS_initialize(int fd)