drm/amdgpu/mes11: initiate mes v11 support

Initiate mes v11 code base from mes v10, rename function
and register names.

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>