Header file for HDMI-CEC HAL interface definition

Added here is the header file that defines HDMI-CEC HAL interface.
Its main purpose is to support major CEC features such as 'one touch
play', 'standby' for playback device. But basic skeleton for supporting
other kinds of devices(like TV) is also in place.

Change-Id: Iccbbec398bc675d69cb78ad6848ec57ac727cb8d
1 file changed