Move dlg params calculation to the FPU folder and make it static.
Tested-by: NDaniel Wheeler <daniel.wheeler@amd.com>
Reviewed-by: NHarry Wentland <Harry.Wentland@amd.com>
Signed-off-by: NRodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: NAlex Deucher <alexander.deucher@amd.com>