Messages in this thread | | | Date | Fri, 9 Oct 2009 14:59:59 +0530 | Subject | Re: [PATCH 2/6] Haptic: Documentation for haptic class (v2) | From | Trilok Soni <> |
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Hi Kyungmin,
On Fri, Oct 9, 2009 at 2:31 PM, Kyungmin Park <kyungmin.park@samsung.com> wrote: > Describe the haptic class and how to use > > Changelog v1: > Apply comments and feedbacks > > Signed-off-by: Kyungmin Park <kyungmin.park@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. > + > +The interface is pretty simple - it provides oneshot mode where user > +can specify duration of the effect (in milliseconds) and desired 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 > + > +You can also enable or disable haptics devices by manipulating 'enable' attribute: > + > +# echo 1 > /sys/class/haptic/<device>/enable -> Enable > +# echo 0 > /sys/class/haptic/<device>/enable -> Disable > -- > 1.5.3.3 > >
Reviewed-by: Trilok Soni <soni.trilok@gmail.com>
-- ---Trilok Soni http://triloksoni.wordpress.com http://www.linkedin.com/in/triloksoni -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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