drm/amdgpu add ce_ram_size for interface query

Add a query for the CE ram size.  User mode drivers
will want to use this to determine how much size
of the cache on the CE.

Signed-off-by: Ken Wang <Qingqing.Wang@amd.com>
Reviewd-by: Jammy Zhou <Jammy.Zhou@amd.com>
5 files changed