drm/radeon: Enable sdma preemption

This patch adds to radeon the enablement of sdma preemption.
This is needed to support HWS of SDMA user-mode queues.

Signed-off-by: Ben Goz <ben.goz@amd.com>
Signed-off-by: Oded Gabbay <oded.gabbay@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Ben Goz 2015-01-03 22:12:35 +02:00 • committed by Oded Gabbay
commit d7a60d8ea5