On Raven there is only one SDMA engine instead of previously assumed two,
so we need to adapt our code to this new scenario.
Signed-off-by: NYong Zhao <yong.zhao@amd.com>
Reviewed-by: NFelix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: NFelix Kuehling <Felix.Kuehling@amd.com>
Acked-by: NAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: NOded Gabbay <oded.gabbay@gmail.com>