DSP module test

Found in the net:
test voice driver and select 0 (for DSP slot in my case), 2 (DSP) then 16 (Display DSP Keepalive Status)
Result as below
DSP Keepalive Status Display:
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DSP 1 is Alive, State: 4, Keepalive Sent: 130, Skip 131
DSP 2 is Alive, State: 4, Keepalive Sent: 97325, Skip 97329
DSP 3 is Alive, State: 4, Keepalive Sent: 97326, Skip 97328
DSP 4 Not Exist