AMDGPU_RESV_FW
amdgpu_ttm_unmark_vram_reserved(adev, AMDGPU_RESV_FW);
amdgpu_ttm_init_vram_resv(adev, AMDGPU_RESV_FW,
ret = amdgpu_ttm_mark_vram_reserved(adev, AMDGPU_RESV_FW);
amdgpu_ras_add_critical_region(adev, adev->mman.resv_region[AMDGPU_RESV_FW].bo);
amdgpu_ttm_init_vram_resv(adev, AMDGPU_RESV_FW,
reserve_size = adev->mman.resv_region[AMDGPU_RESV_FW].size;
amdgpu_ttm_unmark_vram_reserved(adev, AMDGPU_RESV_FW);