VEN_8086 is Intel and DEV_2930 would be the Intel ICH9 Family SMBus Controller:
http://www.pcidatabase.com/search.php?device_search_str=2930&device_search.x=0&device_search.y=0
Try the following utility from Intel and see if it picks up a driver update:
http://www.intel.com/p/en_US/support/detect
Also, what computer do you have (make/model)?