audio sound_trigger: Add hotword language model support

This patch allows hotword model files for different languages to
be uploaded to DSP via a TLV bytes control "Hotword Model".

BUG=b:25875632
TEST=See model gets written to DSP in the codec driver on Ryu

Change-Id: Ic0a095a9d30e921feaf3dc2d1e86623761ea2a77
Signed-off-by: Ben Zhang <benzh@google.com>
1 file changed