This update contains:
1. Fix for engine reset issue of incorrectly decoding engine
   state address.
2. Fix scheduling issue where submit queue of an idle engine
   is not scheduled when another submit queue is full.
3. Reorganized SLPC interface.
4. Enabled IBC (intelligent bias control) for GT3 and GT4.

The interface is changed.
Signed-off-by: Tom O'Rourke <Tom.O'Rourke@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.vivi@intel.com>