drm/amdgpu/sdma6: add aggregated doorbell support

Port aggregated doorbell support to sdma6.

Signed-off-by: Jack Xiao <Jack.Xiao@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Jack Xiao 2022-07-11 15:25:03 +08:00 • committed by Alex Deucher
commit 86ef6eae08