- Microseconds offer better precision.
- Some workloads require threshold less then 1 millisecond to work
efficiently.
Change-Id: I1a565049340fb6eeebe5c0a61ededae9959daca8
RT must override engineType at DeviceFactory, since Wddm CSR uses HardwareInfo
at its ctor.
AUB tests must override engineType at Device ctor since they bypass
DeviceFactory.
Change-Id: I73e4066e9b16aed0410fe39a82726d3baea2e67f
AUB tests do not use DeviceFactory class to create Device objects but still
need to have a functionality to override default engine type
Change-Id: I6841cb0a9c5726ac4308c742c78cf7a61829f168