nouveau/nvif/object.c

36 	} *args = data;
38 	if (size >= sizeof(*args) && args->v0.version == 0) {
40 			args->v0.object = nvif_handle(object);
42 			args->v0.object = 0;
43 		args->v0.owner = NVIF_IOCTL_V0_OWNER_ANY;
63 	} *args = NULL;
68 		size = sizeof(*args) + cnt * sizeof(args->sclass.oclass[0]);
69 		if (!(args = kmalloc(size, GFP_KERNEL)))
71 		args->ioctl.version = 0;
72 		args->ioctl.type = NVIF_IOCTL_V0_SCLASS;
73 		args->sclass.version = 0;
74 		args->sclass.count = cnt;
76 		ret = nvif_object_ioctl(object, args, size, NULL);
77 		if (ret == 0 && args->sclass.count <= cnt)
79 		cnt = args->sclass.count;
80 		kfree(args);
85 	*psclass = kcalloc(args->sclass.count, sizeof(**psclass), GFP_KERNEL);
87 		for (i = 0; i < args->sclass.count; i++) {
88 			(*psclass)[i].oclass = args->sclass.oclass[i].oclass;
89 			(*psclass)[i].minver = args->sclass.oclass[i].minver;
90 			(*psclass)[i].maxver = args->sclass.oclass[i].maxver;
92 		ret = args->sclass.count;
97 	kfree(args);
107 	} args = {
112 	int ret = nvif_object_ioctl(object, &args, sizeof(args), NULL);
117 	return args.rd.data;
126 	} args = {
132 	int ret = nvif_object_ioctl(object, &args, sizeof(args), NULL);
144 	} *args;
148 	if (sizeof(*args) + size > sizeof(stack)) {
149 		if (!(args = kmalloc(sizeof(*args) + size, GFP_KERNEL)))
152 		args = (void *)stack;
154 	args->ioctl.version = 0;
155 	args->ioctl.type = NVIF_IOCTL_V0_MTHD;
156 	args->mthd.version = 0;
157 	args->mthd.method = mthd;
159 	memcpy(args->mthd.data, data, size);
160 	ret = nvif_object_ioctl(object, args, sizeof(*args) + size, NULL);
161 	memcpy(data, args->mthd.data, size);
162 	if (args != (void *)stack)
163 		kfree(args);
173 	} args = {
177 	nvif_object_ioctl(object, &args, sizeof(args), NULL);
187 	} *args;
188 	u32 argn = sizeof(*args) + argc;
191 	if (!(args = kzalloc(argn, GFP_KERNEL)))
193 	args->ioctl.type = NVIF_IOCTL_V0_MAP;
194 	memcpy(args->map.data, argv, argc);
196 	ret = nvif_object_ioctl(object, args, argn, NULL);
197 	*handle = args->map.handle;
198 	*length = args->map.length;
199 	maptype = args->map.type;
200 	kfree(args);
249 	} args = {
257 	nvif_object_ioctl(object, &args, sizeof(args), NULL);
268 	} *args;
279 		if (!(args = kmalloc(sizeof(*args) + size, GFP_KERNEL))) {
286 		args->ioctl.version = 0;
287 		args->ioctl.type = NVIF_IOCTL_V0_NEW;
288 		args->new.version = 0;
289 		args->new.route = parent->client->route;
290 		args->new.token = nvif_handle(object);
291 		args->new.object = nvif_handle(object);
292 		args->new.handle = handle;
293 		args->new.oclass = oclass;
295 		memcpy(args->new.data, data, size);
296 		ret = nvif_object_ioctl(parent, args, sizeof(*args) + size,
298 		memcpy(data, args->new.data, size);
299 		kfree(args);