vram_cpu_accessible_size 587 drivers/gpu/drm/amd/amdgpu/amdgpu_kms.c vram_gtt.vram_cpu_accessible_size = adev->gmc.visible_vram_size - vram_cpu_accessible_size 878 include/uapi/drm/amdgpu_drm.h __u64 vram_cpu_accessible_size;