drm/amdgpu: drop the CPU pointers for the stolen vga bos

We never use them.

Reviewed-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2020-07-28 18:34:50 -04:00
commit 14b18937cb