SM bus controller for windows 7

hello sir,

                 My Name is nadeem and i m using hp product because of its service is very fast recently i format my notebook

       with some issue i install all updates but sm controller is missing i also try automatically  update but

 i couldn't find sm bus controller now i m getting very frustated because of sm bus controller

i m using pavilion dv6 6160 and using windows 7 ultimate

so please send me sm bus controller software

i hpe u will look at this matter as soon as possible