[PATCH 2/6] Haptic: Documentation for haptic class
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From: Kyungmin Park on 7 Oct 2009 02:30 Describe the haptic class and how to use Signed-off-by: Kyungmin Park <kyungmin.park(a)samsung.com> --- Documentation/haptic-class.txt | 20 ++++++++++++++++++++ 1 files changed, 20 insertions(+), 0 deletions(-) create mode 100644 Documentation/haptic-class.txt diff --git a/Documentation/haptic-class.txt b/Documentation/haptic-class.txt new file mode 100644 index 0000000..6bee82a --- /dev/null +++ b/Documentation/haptic-class.txt @@ -0,0 +1,20 @@ + +Haptic handling under Linux +======================== + +In its simplest form, the haptic class just allows control of Haptics from +userspace. Haptic appears in /sys/class/haptic/. The maximum level of the +haptic is defined in max_level file. + +To use simple. it provides the oneshot mode. Give millisecond time to this +property. It working at given time with pre-defined level. +Of course, you can adjust the level by setting level property + +# echo ${millisecond} > /sys/class/haptic/<device>/oneshot + +# echo ${level} > /sys/class/haptic/<device>/level + +Also you can enable/disable by setting enable property + +# echo 1 > /sys/class/haptic/<device>/level -> Enable +# echo 0 > /sys/class/haptic/<device>/level -> Disable -- 1.5.3.3 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo(a)vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ |