nvkm_bar_bar2_vmm
struct nvkm_vmm *nvkm_bar_bar2_vmm(struct nvkm_device *);
vmm = nvkm_bar_bar2_vmm(device);
if ((vmm = nvkm_bar_bar2_vmm(imem->subdev.device))) {
struct nvkm_vmm *vmm = nvkm_bar_bar2_vmm(imem->subdev.device);