nouveau/nvif/vmm.c

39 	struct nvif_vmm_map_v0 *args;
43 	if (sizeof(*args) + argc > sizeof(stack)) {
44 		if (!(args = kmalloc(sizeof(*args) + argc, GFP_KERNEL)))
47 		args = (void *)stack;
50 	args->version = 0;
51 	args->addr = addr;
52 	args->size = size;
53 	args->memory = nvif_handle(&mem->object);
54 	args->offset = offset;
55 	memcpy(args->data, argv, argc);
58 			       args, sizeof(*args) + argc);
59 	if (args != (void *)stack)
60 		kfree(args);
80 	struct nvif_vmm_get_v0 args;
83 	args.version = vma->size = 0;
84 	args.sparse = sparse;
85 	args.page = page;
86 	args.align = align;
87 	args.size = size;
90 	case ADDR: args.type = NVIF_VMM_GET_V0_ADDR; break;
91 	case PTES: args.type = NVIF_VMM_GET_V0_PTES; break;
92 	case LAZY: args.type = NVIF_VMM_GET_V0_LAZY; break;
99 			       &args, sizeof(args));
101 		vma->addr = args.addr;
102 		vma->size = args.size;
111 	struct nvif_vmm_raw_v0 args = {
120 				&args, sizeof(args));
126 	struct nvif_vmm_raw_v0 args = {
135 				&args, sizeof(args));
142 	struct nvif_vmm_raw_v0 args = {
156 				&args, sizeof(args));
163 	struct nvif_vmm_raw_v0 args = {
173 				&args, sizeof(args));
179 	struct nvif_vmm_raw_v0 args = {
188 				&args, sizeof(args));
203 	struct nvif_vmm_v0 *args;
204 	u32 argn = sizeof(*args) + argc;
210 	if (!(args = kmalloc(argn, GFP_KERNEL)))
212 	args->version = 0;
213 	args->addr = addr;
214 	args->size = size;
217 	case UNMANAGED: args->type = NVIF_VMM_V0_TYPE_UNMANAGED; break;
218 	case MANAGED: args->type = NVIF_VMM_V0_TYPE_MANAGED; break;
219 	case RAW: args->type = NVIF_VMM_V0_TYPE_RAW; break;
225 	memcpy(args->data, argv, argc);
228 			       oclass, args, argn, &vmm->object);
232 	vmm->start = args->addr;
233 	vmm->limit = args->size;
235 	vmm->page_nr = args->page_nr;
244 		struct nvif_vmm_page_v0 args = { .index = i };
247 				       &args, sizeof(args));
251 		vmm->page[i].shift = args.shift;
252 		vmm->page[i].sparse = args.sparse;
253 		vmm->page[i].vram = args.vram;
254 		vmm->page[i].host = args.host;
255 		vmm->page[i].comp = args.comp;
261 	kfree(args);