40 	struct nvkm_umem *umem;  in nvkm_umem_search()  local
46 			list_for_each_entry(umem, &master->umem, head) {  in nvkm_umem_search()
47 				if (umem->object.object == handle) {  in nvkm_umem_search()
48 					memory = nvkm_memory_ref(umem->memory);  in nvkm_umem_search()
55 		umem = nvkm_umem(object);  in nvkm_umem_search()
56 		memory = nvkm_memory_ref(umem->memory);  in nvkm_umem_search()
65 	struct nvkm_umem *umem = nvkm_umem(object);  in nvkm_umem_unmap()  local
67 	if (!umem->map)  in nvkm_umem_unmap()
70 	if (umem->io) {  in nvkm_umem_unmap()
71 		if (!IS_ERR(umem->bar)) {  in nvkm_umem_unmap()
72 			struct nvkm_device *device = umem->mmu->subdev.device;  in nvkm_umem_unmap()
73 			nvkm_vmm_put(nvkm_bar_bar1_vmm(device), &umem->bar);  in nvkm_umem_unmap()
75 			umem->bar = NULL;  in nvkm_umem_unmap()
78 		vunmap(umem->map);  in nvkm_umem_unmap()
79 		umem->map = NULL;  in nvkm_umem_unmap()
89 	struct nvkm_umem *umem = nvkm_umem(object);  in nvkm_umem_map()  local
90 	struct nvkm_mmu *mmu = umem->mmu;  in nvkm_umem_map()
92 	if (!umem->mappable)  in nvkm_umem_map()
94 	if (umem->map)  in nvkm_umem_map()
97 	if ((umem->type & NVKM_MEM_HOST) && !argc) {  in nvkm_umem_map()
98 		int ret = nvkm_mem_map_host(umem->memory, &umem->map);  in nvkm_umem_map()
102 		*handle = (unsigned long)(void *)umem->map;  in nvkm_umem_map()
103 		*length = nvkm_memory_size(umem->memory);  in nvkm_umem_map()
107 	if ((umem->type & NVKM_MEM_VRAM) ||  in nvkm_umem_map()
108 	    (umem->type & NVKM_MEM_KIND)) {  in nvkm_umem_map()
109 		int ret = mmu->func->mem.umap(mmu, umem->memory, argv, argc,  in nvkm_umem_map()
110 					      handle, length, &umem->bar);  in nvkm_umem_map()
119 	umem->io = (*type == NVKM_OBJECT_MAP_IO);  in nvkm_umem_map()
126 	struct nvkm_umem *umem = nvkm_umem(object);  in nvkm_umem_dtor()  local
127 	spin_lock(&umem->object.client->lock);  in nvkm_umem_dtor()
128 	list_del_init(&umem->head);  in nvkm_umem_dtor()
129 	spin_unlock(&umem->object.client->lock);  in nvkm_umem_dtor()
130 	nvkm_memory_unref(&umem->memory);  in nvkm_umem_dtor()
131 	return umem;  in nvkm_umem_dtor()
149 	struct nvkm_umem *umem;  in nvkm_umem_new()  local
164 	if (!(umem = kzalloc(sizeof(*umem), GFP_KERNEL)))  in nvkm_umem_new()
166 	nvkm_object_ctor(&nvkm_umem, oclass, &umem->object);  in nvkm_umem_new()
167 	umem->mmu = mmu;  in nvkm_umem_new()
168 	umem->type = mmu->type[type].type;  in nvkm_umem_new()
169 	INIT_LIST_HEAD(&umem->head);  in nvkm_umem_new()
170 	*pobject = &umem->object;  in nvkm_umem_new()
174 		umem->mappable = true;  in nvkm_umem_new()
178 				&umem->memory);  in nvkm_umem_new()
182 	spin_lock(&umem->object.client->lock);  in nvkm_umem_new()
183 	list_add(&umem->head, &umem->object.client->umem);  in nvkm_umem_new()
184 	spin_unlock(&umem->object.client->lock);  in nvkm_umem_new()
186 	args->v0.page = nvkm_memory_page(umem->memory);  in nvkm_umem_new()
187 	args->v0.addr = nvkm_memory_addr(umem->memory);  in nvkm_umem_new()
188 	args->v0.size = nvkm_memory_size(umem->memory);  in nvkm_umem_new()