Add timer start/stop support

In Fan's tachChanged handler, start up the timer
for a sensor if it is running too slow.  If it is
within spec, stop the timer if running and make
the sensor functional again if necessary.

Change-Id: Ib18de2b69942d334da0cb8cd4cc4de8a2784efab
Signed-off-by: Matt Spinler <spinler@us.ibm.com>
1 file changed