audio: Apply initial routing

We can't rely on AudioFlinger always informing us of the
initial routing using set_parameters(), so we need to apply
the routing passed when the channel was opened.

Change-Id: I683a8527b569b2b87b6b34fbf39738e37013feea
Signed-off-by: Richard Fitzgerald <rf@opensource.wolfsonmicro.com>
1 file changed