diag: Proper update of HW acceleration status

Upon receiving command to enable one hw acceleration type reset
status of other acceleration types. Also prevent sending PASSTHRU
control packet to peripheral if feature is not an hw acceleration
type.

Change-Id: Ic0896a85c1b11a39b49e79b02ed12c80454080fc
Signed-off-by: Manoj Prabhu B <bmanoj@codeaurora.org>